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Next page >Poaceae NEBC: 00860318 Deschampsia flexuosa (Linnaeus) Trinius USA: New Hampshire Mount Washington E. F. Williams 1895-7-8
NEBC: 00860328 Deschampsia flexuosa (Linnaeus) Trinius USA: New Hampshire Mount Willard E. F. Williams 1894-7-19
NEBC: 00860332 Deschampsia flexuosa (Linnaeus) Trinius USA: New Hampshire Mount Lafayette E. F. Williams 1894-8-5
NEBC: 00860334 Deschampsia flexuosa (Linnaeus) Trinius USA: New Hampshire Mount Moosilauke E. F. Williams 1907-7-19
NEBC: 00860356 Deschampsia flexuosa (Linnaeus) Trinius USA: New Hampshire Mount Monadnock E. F. Williams 1894-6-17
NEBC: 00860398 Deschampsia flexuosa (Linnaeus) Trinius USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1902-6-7
NEBC: 00860424 Deschampsia flexuosa (Linnaeus) Trinius USA: Massachusetts West Falmouth E. F. Williams 1 1901-7-14
GH: 00684815 Dichanthelium acuminatum columbianum (Scribner) Freckmann & Lelong USA: Vermont Rutland: Rutland E. F. Williams 1899-6-12
NEBC: 00684847 Dichanthelium acuminatum columbianum (Scribner) Freckmann & Lelong USA: Massachusetts Wilmington: Wilmington E. F. Williams 1899-6-11
GH: 00737368 Dichanthelium acuminatum fasciculatum (Torrey) Freckmann & Lelong USA: Massachusetts Waltham: Waltham, N. side of Prospect Hill o... E. F. Williams 1895-10-6
GH: 00737375 Dichanthelium acuminatum fasciculatum (Torrey) Freckmann & Lelong USA: Massachusetts Winchester: Winchester, edge of Winter Pond E. F. Williams 1893-10-22
NEBC: 00737396 Dichanthelium acuminatum fasciculatum (Torrey) Freckmann & Lelong USA: Massachusetts Walpole: Walpole E. F. Williams 1896-6-7
NEBC: 00737425 Dichanthelium acuminatum fasciculatum (Torrey) Freckmann & Lelong USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
GH: 00737638 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Massachusetts Woburn: Woburn, Whispering Hill E. F. Williams 1898-11-20
NEBC: 00768012 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Massachusetts Barnstable Town E. F. Williams 1897-9-12
GH: 00768014 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Massachusetts Barnstable Town E. F. Williams 1897-9-12
NEBC: 00768044 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00737730 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-21
GH: 00705718 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: New Hampshire Randolph: Randolph E. F. Williams 1894-7-7
GH: 00737573 Dichanthelium acuminatum implicatum (Scribner) Freckmann & Lelong USA: Vermont Ripton: Ripton E. F. Williams 1908-7-4
GH: 00768453 Dichanthelium acuminatum lindheimeri (Nash) Freckmann & Lelong USA: Vermont Willoughby Mountain E. F. Williams 1894-8-1
GH: 00764478 Dichanthelium boreale (Nash) Freckmann USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-22
NEBC: 00764512 Dichanthelium boreale (Nash) Freckmann USA: New Hampshire Fitzwilliam: Fitzwilliam E. F. Williams 1894-6-18
NEBC: 00764736 Dichanthelium clandestinum (Linnaeus) Gould USA: New Hampshire Alstead: Alstead E. F. Williams 1901-7-27
NEBC: 00764781 Dichanthelium clandestinum (Linnaeus) Gould USA: Massachusetts Sudbury: East Sudbury E. F. Williams 1901-7-7
NEBC: 00764820 Dichanthelium clandestinum (Linnaeus) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-11
GH: 00764872 Dichanthelium clandestinum (Linnaeus) Gould USA: Rhode Island Middletown: Middletown E. F. Williams 1909-7-5
NEBC: 00764910 Dichanthelium commutatum ashei (Pearson ex Ashe) Freckmann & Lelong USA: Massachusetts Weston: Weston E. F. Williams 1895-9-29
NEBC: 00339287 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Blue Hills Reservation E. F. Williams 1901-7-4
GH: 00635718 Dichanthelium depauperatum (Muhlenberg) Gould USA: New Hampshire Rye: Rye E. F. Williams 1903-6-14
GH: 00635779 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Walpole: Walpole E. F. Williams 1896-6-7
NEBC: 00635843 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00635845 Dichanthelium depauperatum (Muhlenberg) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
GH: 00705131 Dichanthelium dichotomum (Linnaeus) Gould USA: Massachusetts Lincoln: Lincoln E. F. Williams 1899-6-17
GH: 00705152 Dichanthelium dichotomum (Linnaeus) Gould USA: Massachusetts Sharon: Sharon E. F. Williams 1894-7-1
NEBC: 00684652 Dichanthelium dichotomum (Linnaeus) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
NEBC: 00684653 Dichanthelium dichotomum (Linnaeus) Gould USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
GH: 01151040 Dichanthelium latifolium (Linnaeus) Harvill USA: Vermont East Middlebury E. F. Williams 1908-7-14
NEBC: 01151090 Dichanthelium latifolium (Linnaeus) Harvill USA: Massachusetts Norwood: Norwood E. F. Williams 1895-6-23
NEBC: 01151091 Dichanthelium latifolium (Linnaeus) Harvill USA: Massachusetts Holbrook: Holbrook E. F. Williams 1899-6-18
GH: 00338823 Dichanthelium linearifolium (Scribner) Gould USA: Massachusetts Blue Hills Reservation E. F. Williams 1895-6-9
NEBC: 00853016 Dichanthelium linearifolium (Scribner) Gould USA: Maine Falmouth: Falmouth E. F. Williams 1177 1909-7-1
GH: 01151122 Dichanthelium linearifolium (Scribner) Gould USA: Massachusetts Weston: Weston E. F. Williams 1895-9-29
GH: 01151177 Dichanthelium linearifolium (Scribner) Gould USA: Massachusetts Sudbury: East Sudbury E. F. Williams 1901-7-7
GH: 01151178 Dichanthelium linearifolium (Scribner) Gould USA: Massachusetts Williamstown: Williamstown E. F. Williams 1901-6-17
NEBC: 01151241 Dichanthelium oligosanthes scribnerianum (Nash) Freckmann & Lelong USA: Massachusetts Sudbury: Sudbury E. F. Williams 1901-7-7
GH: 00875585 Dichanthelium oligosanthes scribnerianum (Nash) Freckmann & Lelong USA: Connecticut Stratford: Stratford E. F. Williams 1 1901-6-9
NEBC: 00875612 Dichanthelium sphaerocarpon (Elliott) Gould USA: Massachusetts Woburn: Woburn, Whispering Hill E. F. Williams 1898-11-20
GH: 00689068 Digitaria filiformis (Linnaeus) Koeler USA: Massachusetts Concord: Concord E. F. Williams 1908-8-30
NEBC: 00689080 Digitaria filiformis (Linnaeus) Koeler USA: Massachusetts Norwood: Norwood E. F. Williams 1895-9-15
GH: 00689127 Digitaria filiformis (Linnaeus) Koeler USA: Rhode Island Woonsocket: Woonsocket E. F. Williams 1910-10-2
GH: 00609420 Digitaria ischaemum (Schreber) Muhlenberg USA: Maine Fort Fairfield: Fort Fairfield E. F. Williams 1901-8-15
GH: 00609476 Digitaria ischaemum (Schreber) Muhlenberg USA: New Hampshire Hampton: Hampton E. F. Williams 1902-8-31
GH: 00609496 Digitaria ischaemum (Schreber) Muhlenberg USA: Vermont Montpelier: Montpelier E. F. Williams 1908-7-21
NEBC: 00609508 Digitaria ischaemum (Schreber) Muhlenberg USA: Massachusetts Cambridge: West Cambridge, Clay Pit E. F. Williams 1897-8-28
NEBC: 00594001 Digitaria ischaemum (Schreber) Muhlenberg USA: Massachusetts Dedham: Dedham E. F. Williams 1897-8-22
GH: 00594059 Digitaria sanguinalis (Linnaeus) Scopoli USA: Maine Portland: Portland E. F. Williams 1910-8-3
GH: 00594084 Digitaria sanguinalis (Linnaeus) Scopoli USA: Vermont Montpelier: Montpelier E. F. Williams 1908-7-21
NEBC: 00567994 Digitaria sanguinalis (Linnaeus) Scopoli USA: Massachusetts Cambridge: West Cambridge, Clay pit E. F. Williams 1897-8-28
GH: 00609549 Digitaria sanguinalis (Linnaeus) Scopoli USA: Massachusetts Boston: Boston, Front yard, Mass. Ave. [Mass... E. F. Williams 1894-8-12
GH: 00609565 Digitaria sanguinalis (Linnaeus) Scopoli USA: Massachusetts Cedarville E. F. Williams 1898-8-21
GH: 00609600 Digitaria sanguinalis (Linnaeus) Scopoli USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
NEBC: 00853719 Distichlis spicata (Linnaeus) Greene USA: New Hampshire Rye: Rye E. F. Williams 1901-9-19
NEBC: 00864412 Distichlis spicata (Linnaeus) Greene USA: Massachusetts Revere: Revere E. F. Williams 1896-8-22
GH: 00375595 Eatonia dudleyi Vasey USA: Massachusetts Blue Hill, Blue Hills Reserv. E. F. Williams 1900-6-10
GH: 00594134 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Maine Portland: Portland E. F. Williams 1910-8-3
GH: 00594159 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: New Hampshire Warren: Warren E. F. Williams 1908-7-21
GH: 00609659 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Massachusetts Ipswich: Ipswich E. F. Williams 1899-8-9
NEBC: 00609672 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Massachusetts Cambridge: West Cambridge, Clay Pit E. F. Williams 1897-8-28
NEBC: 00609674 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Massachusetts Concord: Concord E. F. Williams 1908-8-15
NEBC: 00609675 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Massachusetts Concord: Concord E. F. Williams 1908-8-15
NEBC: 00609689 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Massachusetts Boston: Boston, Huntington Ave. E. F. Williams 1894-8-9
GH: 00609694 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Massachusetts Dedham: Dedham E. F. Williams 1897-8-22
NEBC: 00609695 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Massachusetts Dedham: Dedham E. F. Williams 1897-8-22
NEBC: 00613028 Echinochloa crus-galli (Linnaeus) P. Beauvois USA: Rhode Island Newport: Newport E. F. Williams 1908-9-12
GH: 01151389 Echinochloa walteri (Pursh) A. Heller USA: New Hampshire Hampton: Hampton E. F. Williams 1902-8-31
NEBC: 01151396 Echinochloa walteri (Pursh) A. Heller USA: Massachusetts Boston: Boston, Bay State road [Fenway/Kenmo... E. F. Williams 1894-8-18
NEBC: 01151400 Echinochloa walteri (Pursh) A. Heller USA: Massachusetts Scituate: Scituate E. F. Williams 1901-9-8
GH: 01151423 Echinochloa walteri (Pursh) A. Heller USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-13
GH: 00868113 Elymus canadensis Linnaeus USA: Maine St. Francis E. F. Williams 1900-7-30
GH: 00817109 Elymus canadensis Linnaeus USA: Connecticut Windsor: Windsor E. F. Williams 1901-8-1
GH: 00865749 Elymus hystrix Linnaeus USA: Vermont Willoughby E. F. Williams 1894-7-29
NEBC: 00865750 Elymus hystrix Linnaeus USA: Vermont Willoughby E. F. Williams 1894-7-23
NEBC: 00594382 Elymus repens (Linnaeus) Gould USA: Maine Mount Desert Island E. F. Williams 1897-7-15
NEBC: 00594383 Elymus repens (Linnaeus) Gould USA: Maine Mount Desert Island E. F. Williams 1897-7-15
NEBC: 00594385 Elymus repens (Linnaeus) Gould USA: Maine Mount Desert Island E. F. Williams 1897-7-12
NEBC: 00594398 Elymus repens (Linnaeus) Gould USA: Maine Mount Desert Island: Mount Desert Island E. F. Williams 1897-7-11
NEBC: 00594555 Elymus repens (Linnaeus) Gould USA: Massachusetts Concord: Concord E. F. Williams 1908-6-20
NEBC: 00594582 Elymus repens (Linnaeus) Gould USA: Massachusetts Boston: Boston, on Massachusetts Ave. E. F. Williams 1894-6-21
GH: 00594656 Elymus repens (Linnaeus) Gould USA: Rhode Island Middletown: Middletown E. F. Williams 1909-7-3
GH: 00594685 Elymus repens (Linnaeus) Gould USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-22
NEBC: 00865857 Elymus riparius Wiegand USA: Vermont Willoughby E. F. Williams 1894-8-1
NEBC: 00865865 Elymus riparius Wiegand USA: Vermont Hancock: Hancock E. F. Williams 1908-7-18
GH: 00880435 Elymus riparius Wiegand USA: New Hampshire Haverhill: Haverhill E. F. Williams 1908-8-8
GH: 00880457 Elymus riparius Wiegand USA: Massachusetts Colrain: Colrain E. F. Williams 1909-8-4
GH: 00880458 Elymus riparius Wiegand USA: Massachusetts Conway: Conway E. F. Williams 1909-8-6
GH: 00880520 Elymus trachycaulus (Link) Gould ex Shinners USA: Maine Mount Katahdin E. F. Williams 1 1900-7-13
NEBC: 00863231 Elymus trachycaulus (Link) Gould ex Shinners USA: New Hampshire Mount Washington E. F. Williams 1896-8-8
GH: 00863238 Elymus trachycaulus (Link) Gould ex Shinners USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-22
NEBC: 00863239 Elymus trachycaulus (Link) Gould ex Shinners USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-22
GH: 00863260 Elymus trachycaulus (Link) Gould ex Shinners USA: New Hampshire Mount Willard E. F. Williams 1894-7-19
NEBC: 00863261 Elymus trachycaulus (Link) Gould ex Shinners USA: New Hampshire Mount Willard E. F. Williams 1894-7-19
GH: 00880541 Elymus trachycaulus (Link) Gould ex Shinners USA: Vermont Willoughby Mountain E. F. Williams 1 1894-8-1
GH: 01030104 Elymus trachycaulus subsecundus (Link) Á. Löve & D. Löve USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-7-21
GH: 01030105 Elymus trachycaulus subsecundus (Link) Á. Löve & D. Löve USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-7-23
NEBC: 01030106 Elymus trachycaulus subsecundus (Link) Á. Löve & D. Löve USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-7-23
GH: 01030123 Elymus trachycaulus subsecundus (Link) Á. Löve & D. Löve USA: Maine Wassataquoik Valley E. F. Williams 1900-7-17
NEBC: 00880960 Elymus trachycaulus subsecundus (Link) Á. Löve & D. Löve USA: Maine Cranberry Isles: Cranberry Isles E. F. Williams 1899-7-24
GH: 00880980 Elymus trachycaulus subsecundus (Link) Á. Löve & D. Löve USA: New Hampshire Piermont: Piermont E. F. Williams 1908-8-1
GH: 00863642 Elymus trachycaulus subsecundus (Link) Á. Löve & D. Löve USA: Massachusetts Ashfield: Ashfield E. F. Williams 1909-7-19
NEBC: 00863597 Elymus virginicus halophilus (E. P. Bicknell) Wiegand USA: Massachusetts Revere: Revere E. F. Williams 1896-8-30
GH: 00863605 Elymus virginicus halophilus (E. P. Bicknell) Wiegand USA: Massachusetts Barnstable Town E. F. Williams 1896-9-6
NEBC: 00863606 Elymus virginicus halophilus (E. P. Bicknell) Wiegand USA: Massachusetts Barnstable Town E. F. Williams 1896-9-6
GH: 00817473 Elymus wiegandii Fernald USA: New Hampshire Northumberland: Northumberland E. F. Williams 1906-7-29
NEBC: 00613483 Eragrostis cilianensis (Allioni) Vignolo ex Janchen USA: Massachusetts Dedham: Dedham E. F. Williams 1898-10-2
NEBC: 00613498 Eragrostis cilianensis (Allioni) Vignolo ex Janchen USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-30
NEBC: 00879171 Eragrostis pectinacea (Michaux) Steudel USA: Massachusetts Boston: Hyde Park, Readville E. F. Williams 1895-9-8
GH: 00853813 Eragrostis spectabilis (Pursh) Steudel USA: New Hampshire Alstead: Alstead E. F. Williams 1901-7-27
NEBC: 00853845 Eragrostis spectabilis (Pursh) Steudel USA: Massachusetts Billerica: East Billerica E. F. Williams 1900-8-12
GH: 00864513 Eragrostis spectabilis (Pursh) Steudel USA: Massachusetts Nantucket: Nantucket E. F. Williams 1894-9-13
GH: 00864514 Eragrostis spectabilis (Pursh) Steudel USA: Massachusetts Nantucket: Nantucket E. F. Williams 1894-9-9
NEBC: 00864515 Eragrostis spectabilis (Pursh) Steudel USA: Massachusetts Nantucket: Nantucket E. F. Williams 1894-9-9
GH: 00864540 Eragrostis spectabilis (Pursh) Steudel USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-13
GH: 00594879 Festuca filiformis Pourret USA: Maine Mount Desert Island E. F. Williams 1897-7-18
NEBC: 00594880 Festuca filiformis Pourret USA: Maine Mount Desert Island E. F. Williams 1897-7-18
GH: 00443533 Festuca octoflora Walter USA: Massachusetts Milton: S. slope Wildcat Notch, Blue Hills R... E. F. Williams 1895-6-9
NEBC: 00728084 Festuca richardsonii Hooker USA: New Hampshire Mount Washington E. F. Williams 1 1896-8-10
NEBC: 00728085 Festuca richardsonii Hooker USA: New Hampshire Mount Washington E. F. Williams 2 1897-8-5
NEBC: 00609965 Festuca rubra Linnaeus USA: Massachusetts Walpole: Walpole E. F. Williams 1896-6-7
NEBC: 00609967 Festuca rubra Linnaeus USA: Massachusetts Sharon: Sharon E. F. Williams 1896-6-17
GH: 00613685 Festuca rubra commutata Gaudin USA: New Hampshire Fitzwilliam: Fitzwilliam E. F. Williams 1894-6-18
NEBC: 00860550 Festuca subverticillata (Persoon) E. B. Alexeev USA: Massachusetts Woburn: Woburn, Shaker Glen E. F. Williams 1894-6-24
GH: 00860579 Festuca subverticillata (Persoon) E. B. Alexeev USA: Massachusetts Mount Greylock E. F. Williams 1 1901-6-16
GH: 00860597 Festuca subverticillata (Persoon) E. B. Alexeev USA: Connecticut Stratford: Stratford E. F. Williams 2 1901-6-9
GH: 00443533 Festuca tenella Willdenow USA: Massachusetts Milton: S. slope Wildcat Notch, Blue Hills R... E. F. Williams 1895-6-9
NEBC: 00878658 Glyceria borealis (Nash) Batchelder USA: New Hampshire Randolph: Randolph E. F. Williams 1895-8-1
GH: 00878669 Glyceria borealis (Nash) Batchelder USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-12
NEBC: 00878708 Glyceria borealis (Nash) Batchelder USA: Vermont Ripton: Ripton E. F. Williams 1908-7-7
GH: 00859409 Glyceria canadensis (Michaux) Trinius USA: New Hampshire Warren: Warren E. F. Williams 1910-7-21
GH: 00859493 Glyceria canadensis (Michaux) Trinius USA: Vermont Ripton: Ripton E. F. Williams 1908-7-6
NEBC: 00859540 Glyceria canadensis (Michaux) Trinius USA: Massachusetts Sharon: Sharon E. F. Williams 1894-7-1
NEBC: 00859582 Glyceria canadensis (Michaux) Trinius USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
GH: 00859992 Glyceria grandis S. Watson USA: Maine Middle Dam E. F. Williams 1903-8-2
GH: 01149029 Glyceria grandis S. Watson USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-25
GH: 01149041 Glyceria grandis S. Watson USA: New Hampshire Wentworth: Wentworth E. F. Williams 1910-7-26
NEBC: 01149056 Glyceria grandis S. Watson USA: Vermont Willoughby E. F. Williams 1896-7-21
GH: 01149057 Glyceria grandis S. Watson USA: Vermont Willoughby E. F. Williams 1896-7-21
NEBC: 01149214 Glyceria melicaria (Michx.) F.T. Hubbard USA: New Hampshire Mount Clinton E. F. Williams 1895-7-18
GH: 01149229 Glyceria melicaria (Michx.) F.T. Hubbard USA: New Hampshire Warren: Warren E. F. Williams 1910-7-20
GH: 01149230 Glyceria melicaria (Michx.) F.T. Hubbard USA: New Hampshire Crawfords E. F. Williams 1895-7-15
NEBC: 01149266 Glyceria melicaria (Michx.) F.T. Hubbard USA: Vermont Mount Willoughby E. F. Williams 1894-7-31
GH: 01149276 Glyceria melicaria (Michx.) F.T. Hubbard USA: Vermont Hancock: Hancock E. F. Williams 1908-7-7
GH: 01149297 Glyceria melicaria (Michx.) F.T. Hubbard USA: Massachusetts Ashfield: Ashfield E. F. Williams 1909-8-1
NEBC: 00338551 Glyceria obtusa (Muhlenberg) Trinius USA: Massachusetts Milton: Blue Hills Reservn. near Houghtons P... E. F. Williams 1895-9-22
NEBC: 00443534 Glyceria obtusa (Muhlenberg) Trinius USA: Massachusetts Milton: Blue Hills Reservn. near Houghtons P... E. F. Williams 1895-9-22
GH: 01149336 Glyceria obtusa (Muhlenberg) Trinius USA: Maine Mount Desert Island E. F. Williams 1910-8-6
NEBC: 01149383 Glyceria obtusa (Muhlenberg) Trinius USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1902-9-1
NEBC: 01149398 Glyceria obtusa (Muhlenberg) Trinius USA: Massachusetts Norwood: Norwood E. F. Williams 1894-8-26
NEBC: 01148112 Glyceria septentrionalis Hitchcock USA: Massachusetts Dedham: Dedham E. F. Williams 1897-6-13
GH: 01148114 Glyceria septentrionalis Hitchcock USA: Massachusetts Holbrook: Holbrook E. F. Williams 1899-6-18
GH: 01148122 Glyceria septentrionalis Hitchcock USA: Massachusetts Walpole: Walpole E. F. Williams 1897-9-26
NEBC: 01148148 Glyceria septentrionalis Hitchcock USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
GH: 01148149 Glyceria septentrionalis Hitchcock USA: Rhode Island Middletown: Middletown E. F. Williams 1909-7-3
GH: 01149498 Glyceria striata (Lamarck) Hitchcock USA: Maine Lincoln: Lincoln E. F. Williams 1903-7-29
GH: 01149499 Glyceria striata (Lamarck) Hitchcock USA: Maine Lincoln: Lincoln E. F. Williams 1903-7-30
GH: 01149505 Glyceria striata (Lamarck) Hitchcock USA: Maine Mount Desert Island E. F. Williams 1899-7-19
NEBC: 01149560 Glyceria striata (Lamarck) Hitchcock USA: New Hampshire Mount Clinton E. F. Williams 1895-7-18
GH: 01149577 Glyceria striata (Lamarck) Hitchcock USA: New Hampshire Warren: Warren E. F. Williams 1910-7-20
NEBC: 01148247 Glyceria striata (Lamarck) Hitchcock USA: Massachusetts Scituate: Scituate E. F. Williams 1898-7-10
NEBC: 01149703 Hierochloë alpina (Swartz ex Willdenow) Roemer & Schultes USA: Maine Mount Katahdin E. F. Williams 1900-7-11
NEBC: 01149718 Hierochloë alpina (Swartz ex Willdenow) Roemer & Schultes USA: New Hampshire Mount Washington E. F. Williams 1895-7-8
NEBC: 01149719 Hierochloë alpina (Swartz ex Willdenow) Roemer & Schultes USA: New Hampshire Mount Washington E. F. Williams 1895-7-11
NEBC: 01149732 Hierochloë alpina (Swartz ex Willdenow) Roemer & Schultes USA: Vermont Mount Mansfield E. F. Williams 1897-7-7
NEBC: 01149737 Hierochloë alpina (Swartz ex Willdenow) Roemer & Schultes USA: Vermont Mount Mansfield E. F. Williams 1897-7-3
NEBC: 00254352 Hierochloë odorata (Linnaeus) P. Beauvois USA: Massachusetts Revere: Oak Island E. F. Williams 1895-5-26
NEBC: 00609901 Holcus lanatus Linnaeus USA: Massachusetts Woburn: Woburn, on Lexington Street E. F. Williams 1894-6-24
NEBC: 00613273 Hordeum jubatum Linnaeus USA: New Hampshire Hampton Falls: Hampton Falls E. F. Williams 1901-9-22
GH: 00613349 Hordeum vulgare Linnaeus USA: Maine Portland: Portland E. F. Williams 1910-8-3
GH: 00613352 Hordeum vulgare Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1894-7-9
GH: 00613356 Hordeum vulgare Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1910-7-28
GH: 00613357 Hordeum vulgare Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1910-7-23
GH: 00613362 Hordeum vulgare Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-11
GH: 00613373 Hordeum vulgare Linnaeus USA: Massachusetts Plymouth: Plymouth E. F. Williams 1909-8-14
GH: 00613376 Hordeum vulgare Linnaeus USA: Massachusetts Hawley: Hawley E. F. Williams 1909-8-8
NEBC: 00613383 Hordeum vulgare Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
GH: 00817583 Leersia oryzoides (Linnaeus) Swartz USA: New Hampshire Warren: Warren E. F. Williams 1908-7-24
GH: 00817584 Leersia oryzoides (Linnaeus) Swartz USA: New Hampshire Wentworth: Wentworth E. F. Williams 1908-8-1
NEBC: 00863773 Leersia oryzoides (Linnaeus) Swartz USA: Massachusetts Woburn: Woburn, Lexington road E. F. Williams 1894-9-2
NEBC: 00863787 Leersia oryzoides (Linnaeus) Swartz USA: Massachusetts North Scituate E. F. Williams 1898-9-11
GH: 00817670 Leersia oryzoides (Linnaeus) Swartz USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-13
GH: 00817708 Leersia virginica Willdenow USA: Massachusetts Woburn: Woburn, Shaker Glen E. F. Williams 1894-9-2
GH: 00817733 Leersia virginica Willdenow USA: Rhode Island Lincoln: Lincoln E. F. Williams 1910-10-2
NEBC: 00863714 Leymus mollis (Trinius) Pilger USA: Maine Cranberry Isles: Cranberry Isles E. F. Williams 1897-7-17
GH: 00595136 Lolium multiflorum Lamarck USA: Massachusetts Scituate: Scituate E. F. Williams 1899-8-13
GH: 00595137 Lolium multiflorum Lamarck USA: Massachusetts Scituate: Scituate E. F. Williams 1899-8-13
NEBC: 00595138 Lolium multiflorum Lamarck USA: Massachusetts Scituate: Scituate E. F. Williams 1898-9-11
NEBC: 01149808 Milium effusum Linnaeus USA: New Hampshire Crawford E. F. Williams 1898-7-1
GH: 01149809 Milium effusum Linnaeus USA: New Hampshire Mount Willard E. F. Williams 1898-7-1
NEBC: 01149820 Milium effusum Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-24
GH: 01149836 Milium effusum Linnaeus USA: Vermont Hancock: Hancock E. F. Williams 1908-7-5
GH: 00853859 Muhlenbergia frondosa (Poiret) Fernald USA: Maine Madawaska: Madawaska E. F. Williams 1901-8-12
NEBC: 00864124 Muhlenbergia frondosa (Poiret) Fernald USA: Massachusetts Salem: Salem E. F. Williams
NEBC: 00853922 Muhlenbergia frondosa (Poiret) Fernald USA: Massachusetts Salem: Salem E. F. Williams
GH: 00853929 Muhlenbergia frondosa (Poiret) Fernald USA: Massachusetts Concord: Concord E. F. Williams 1908-8-30
NEBC: 00853945 Muhlenbergia frondosa (Poiret) Fernald USA: Massachusetts Weston: Weston E. F. Williams 1895-9-29
NEBC: 00864669 Muhlenbergia glomerata (Willdenow) Trinius USA: New Hampshire Crawford E. F. Williams 1895-7-16
GH: 00864680 Muhlenbergia glomerata (Willdenow) Trinius USA: New Hampshire Wentworth: Wentworth E. F. Williams 1908-8-1
GH: 00864683 Muhlenbergia glomerata (Willdenow) Trinius USA: New Hampshire Hampton: Hampton E. F. Williams 1 1901-9-22
NEBC: 00864691 Muhlenbergia glomerata (Willdenow) Trinius USA: Vermont Willoughby E. F. Williams 1894-8-1
NEBC: 00338675 Muhlenbergia mexicana (Linnaeus) Trinius USA: Massachusetts Blue Hills Reservation E. F. Williams 1894-9-3
GH: 00864783 Muhlenbergia mexicana (Linnaeus) Trinius USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-10
GH: 00864889 Muhlenbergia mexicana (Linnaeus) Trinius USA: New Hampshire Warren: Warren E. F. Williams 1908-8-1
GH: 00864961 Muhlenbergia mexicana (Linnaeus) Trinius USA: Vermont E. F. Williams
GH: 00855774 Muhlenbergia mexicana (Linnaeus) Trinius USA: Massachusetts Woburn: Winchester, Horn Pond Mt. [only a na... E. F. Williams 1896-10-11
GH: 00855775 Muhlenbergia mexicana (Linnaeus) Trinius USA: Massachusetts Woburn: Woburn, Horn Pond Mt. E. F. Williams 1896-10-11
GH: 00855804 Muhlenbergia mexicana (Linnaeus) Trinius USA: Massachusetts E. F. Williams
GH: 00855806 Muhlenbergia mexicana (Linnaeus) Trinius USA: Rhode Island Lincoln: Lincoln E. F. Williams 1910-10-2
GH: 00855845 Muhlenbergia richardsonis (Trinius) Rydberg USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-10
NEBC: 00855846 Muhlenbergia richardsonis (Trinius) Rydberg USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-10
GH: 00722427 Muhlenbergia sobolifera (Muhlenberg ex Willdenow) Trinius USA: Massachusetts Weston: Weston, Doublet hill E. F. Williams 1894-10-14
GH: 00722443 Muhlenbergia sobolifera (Muhlenberg ex Willdenow) Trinius USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
GH: 00338678 Muhlenbergia sylvatica (Torrey) Torrey ex A. Gray USA: Massachusetts Blue Hill, Blue Hills Reservation [Canton/Mi... E. F. Williams 1895-9-22
NEBC: 01026939 Muhlenbergia sylvatica (Torrey) Torrey ex A. Gray USA: Massachusetts Woburn: Winchester, Horn Pond Mt. [only a na... E. F. Williams 1896-10-11
GH: 01025521 Muhlenbergia sylvatica (Torrey) Torrey ex A. Gray USA: Rhode Island Lincoln: Lincoln E. F. Williams 1910-10-2
GH: 00338678 Muhlenbergia sylvatica robusta Fernald USA: Massachusetts Blue Hill, Blue Hills Reservation [Canton/Mi... E. F. Williams 1895-9-22
GH: 00443535 Muhlenbergia uniflora (Muhlenberg) Fernald USA: Massachusetts near Cedar swamp, Blue Hills Reservation E. F. Williams 1895-8-25
NEBC: 00855951 Muhlenbergia uniflora (Muhlenberg) Fernald USA: New Hampshire Crawford E. F. Williams 1895-7-16
NEBC: 00855975 Muhlenbergia uniflora (Muhlenberg) Fernald USA: New Hampshire Wentworth: Wentworth E. F. Williams 1908-8-1
GH: 01174082 Muhlenbergia uniflora (Muhlenberg) Fernald USA: Massachusetts Billerica: East Billerica E. F. Williams 1899-10-8
GH: 01174094 Muhlenbergia uniflora (Muhlenberg) Fernald USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1902-9-1
GH: 01148947 Oryzopsis asperifolia Michaux USA: Vermont Willoughby E. F. Williams 1898-6-9
GH: 01148992 Oryzopsis asperifolia Michaux USA: Massachusetts Acton: South Acton E. F. Williams 1899-5-7
GH: 00338693 Panicum agrostoides Sprengel USA: Massachusetts Milton: Blue Hills Reservn. Houghtons Pond E. F. Williams 1894-8-25
GH: 01151521 Panicum capillare Linnaeus USA: Massachusetts Boston: Boston, Bay State road E. F. Williams 1894-8-12
GH: 01151794 Panicum capillare occidentale Rydberg USA: New Hampshire Rye: Rye E. F. Williams 1901-9-19
GH: 01151824 Panicum capillare occidentale Rydberg USA: Massachusetts Waltham: Waltham, N. side of Prospect Hill E. F. Williams 1895-10-6
GH: 01151846 Panicum capillare occidentale Rydberg USA: Rhode Island Rumford E. F. Williams 1903-9-6
GH: 00338823 Panicum depauperatum Muhlenberg USA: Massachusetts Blue Hills Reservation E. F. Williams 1895-6-9
NEBC: 00339287 Panicum depauperatum Muhlenberg USA: Massachusetts Blue Hills Reservation E. F. Williams 1901-7-4
NEBC: 00339287 Panicum depauperatum psilophyllum Fernald USA: Massachusetts Blue Hills Reservation E. F. Williams 1901-7-4
GH: 01151926 Panicum dichotomiflorum Michaux USA: Massachusetts Boston: Boston, in Back Bay lands E. F. Williams 1910-8-27
NEBC: 01151927 Panicum dichotomiflorum Michaux USA: Massachusetts Boston: Boston, Bay State road E. F. Williams 1894-8-18
GH: 00864038 Panicum dichotomiflorum Michaux USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
NEBC: 00338721 Panicum dichotomum Linnaeus USA: Massachusetts Quincy: Blue Hills Reservation, near Babel R... E. F. Williams 1895-9-2
NEBC: 00338721 Panicum implicatum Scribner USA: Massachusetts Quincy: Blue Hills Reservation, near Babel R... E. F. Williams 1895-9-2
NEBC: 00338721 Panicum lindheimeri fasciculatum (Torrey) Fernald USA: Massachusetts Quincy: Blue Hills Reservation, near Babel R... E. F. Williams 1895-9-2
GH: 00338823 Panicum linearifolium Scribner USA: Massachusetts Blue Hills Reservation E. F. Williams 1895-6-9
GH: 00338823 Panicum linearifolium werneri (Scribner) Fernald USA: Massachusetts Blue Hills Reservation E. F. Williams 1895-6-9
GH: 00583172 Panicum miliaceum Linnaeus USA: Maine Portland: Portland E. F. Williams 1910-8-3
GH: 00583226 Panicum miliaceum Linnaeus USA: Massachusetts Boston: Boston E. F. Williams 1896-8-27
GH: 00583227 Panicum miliaceum Linnaeus USA: Massachusetts Boston: Boston, Parker St. waste E. F. Williams 1896-8-27
NEBC: 00583228 Panicum miliaceum Linnaeus USA: Massachusetts Boston: Boston E. F. Williams 1896-8-27
NEBC: 00583239 Panicum miliaceum Linnaeus USA: Massachusetts Plymouth: Plymouth E. F. Williams 1909-8-14
GH: 00338693 Panicum rigidulum Bosc ex Nees USA: Massachusetts Milton: Blue Hills Reservn. Houghtons Pond E. F. Williams 1894-8-25
GH: 00864106 Panicum rigidulum Bosc ex Nees USA: Massachusetts Concord: Concord, shore of Sudbury river E. F. Williams
NEBC: 00864115 Panicum rigidulum Bosc ex Nees USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1902-9-1
NEBC: 00853298 Panicum rigidulum Bosc ex Nees USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
GH: 00853481 Panicum virgatum spissum Linder USA: New Hampshire Seabrook: Seabrook E. F. Williams 1898-8-7
NEBC: 00853535 Panicum virgatum spissum Linder USA: Massachusetts North Scituate E. F. Williams 1897-9-6
NEBC: 00855525 Panicum virgatum spissum Linder USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-13
GH: 00855547 Panicum virgatum spissum Linder USA: Massachusetts Nantucket: Nantucket E. F. Williams 1894-9-8
GH: 00855559 Panicum virgatum spissum Linder USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-13
NEBC: 00855612 Paspalum setaceum muehlenbergii (Nash) D. Banks USA: New Hampshire Jaffrey: Jaffrey E. F. Williams 1901-8-31
NEBC: 00853565 Paspalum setaceum muehlenbergii (Nash) D. Banks USA: Massachusetts Norwood: Norwood E. F. Williams 1895-9-15
GH: 00853621 Paspalum setaceum muehlenbergii (Nash) D. Banks USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
GH: 00611788 Phalaris arundinacea Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1910-7-31
GH: 00611805 Phalaris arundinacea Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-22
GH: 00611849 Phalaris arundinacea Linnaeus USA: Massachusetts Lexington: Lexington E. F. Williams 1894-6-24
NEBC: 00611869 Phalaris arundinacea Linnaeus USA: Massachusetts Dedham: Dedham E. F. Williams 1901-7-21
GH: 00611876 Phalaris arundinacea Linnaeus USA: Massachusetts Sharon: Sharon E. F. Williams 1896-6-17
NEBC: 00611877 Phalaris arundinacea Linnaeus USA: Massachusetts Sharon: Sharon E. F. Williams 1896-6-17
GH: 00611892 Phalaris arundinacea Linnaeus USA: Massachusetts Greenfield: Greenfield E. F. Williams 1910-6-17
NEBC: 00611909 Phalaris arundinacea Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
NEBC: 00583311 Phalaris canariensis Linnaeus USA: Massachusetts Boston: Boston E. F. Williams 1896-8-27
GH: 00728112 Phleum alpinum Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1895-7-7
NEBC: 00728121 Phleum alpinum Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1895-7-7
GH: 00583339 Phleum pratense Linnaeus USA: Maine Van Buren: Van Buren E. F. Williams 1901-8-13
NEBC: 00583400 Phleum pratense Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1897-8-7
NEBC: 00583401 Phleum pratense Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1901-8-5
GH: 00583466 Phleum pratense Linnaeus USA: Massachusetts Waltham: Waltham E. F. Williams 1898-11-13
NEBC: 00583468 Phleum pratense Linnaeus USA: Massachusetts Woburn: Woburn, Lexington St. E. F. Williams 1894-6-14
GH: 00583508 Phleum pratense Linnaeus USA: Rhode Island Wickford E. F. Williams 1908-6-17
GH: 00583522 Phleum pratense nodosum (Linnaeus) Hudson USA: Maine Mt. Moosilauke E. F. Williams 1907-7-30
NEBC: 00583526 Phleum pratense nodosum (Linnaeus) Hudson USA: Massachusetts Blue Hills E. F. Williams 1895-6-30
NEBC: 00611981 Phragmites australis (Cavanilles) Trinius ex Steudel USA: Massachusetts Cambridge: West Cambridge E. F. Williams 2 1896-8-29
NEBC: 00611982 Phragmites australis (Cavanilles) Trinius ex Steudel USA: Massachusetts Cambridge: West Cambridge E. F. Williams 1 1896-8-29
GH: 00712008 Piptatherum canadense (Poiret) Dorn USA: Maine Mount Desert Island: Mount Desert Island E. F. Williams 1897-7-14
NEBC: 00712013 Piptatherum canadense (Poiret) Dorn USA: Maine Mount Desert Island: Mount Desert Island E. F. Williams 1897-7-14
GH: 01150787 Piptatherum pungens (Torrey) Dorn USA: Massachusetts Burlington: Burlington, Wood Hill E. F. Williams 1900-5-6
NEBC: 01150883 Piptatherum racemosum (Smith) Eaton USA: Vermont Willoughby Notch E. F. Williams 1896-7-19
NEBC: 01150894 Piptatherum racemosum (Smith) Eaton USA: Vermont Colchester: Colchester E. F. Williams
GH: 00865267 Piptatherum racemosum (Smith) Eaton USA: Massachusetts Colrain: Colrain E. F. Williams 1909-8-4
NEBC: 00863013 Piptochaetium avenaceum (Linnaeus) Parodi USA: Massachusetts Blue Hills Reservation E. F. Williams 1900-6-10
NEBC: 01148767 Poa Linnaeus USA: Maine Mount Kineo E. F. Williams
GH: 01149890 Poa alsodes A. Gray USA: Vermont Cambridge: Cambridge E. F. Williams 1897-7-5
NEBC: 01149891 Poa alsodes A. Gray USA: Vermont Cambridge: Cambridge E. F. Williams 1897-7-5
GH: 01149934 Poa alsodes A. Gray USA: Massachusetts Mount Greylock E. F. Williams 1901-6-16
GH: 01149954 Poa alsodes A. Gray USA: Connecticut Southington: Southington E. F. Williams 1901-5-30
GH: 00583532 Poa annua Linnaeus USA: Rhode Island Providence: Providence E. F. Williams 1904-5-8
GH: 00595225 Poa annua Linnaeus USA: Maine Middle Dam E. F. Williams 2 1903-8-2
GH: 00595250 Poa annua Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-24
NEBC: 00595253 Poa annua Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-24
GH: 00595280 Poa annua Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-6
GH: 00595282 Poa annua Linnaeus USA: Vermont Wallingford: Wallingford E. F. Williams 1908-5-25
GH: 00595305 Poa annua Linnaeus USA: Massachusetts Winchester: Winchester, Winter Pond E. F. Williams 1895-5-12
NEBC: 00606214 Poa compressa Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-25
NEBC: 00606216 Poa compressa Linnaeus USA: New Hampshire Mt. Washington E. F. Williams 1 1901-8-5
GH: 00606244 Poa compressa Linnaeus USA: New Hampshire Fitzwilliam: Fitzwilliam E. F. Williams 1894-6-18
GH: 00606264 Poa compressa Linnaeus USA: Vermont Norwich: Norwich E. F. Williams 1910-7-11
NEBC: 00606318 Poa compressa Linnaeus USA: Massachusetts Revere: Revere E. F. Williams 1896-6-28
GH: 00606380 Poa compressa Linnaeus USA: Massachusetts Waltham: Waltham, Feake's hill [Mount Feake] E. F. Williams 1898-11-13
GH: 00579825 Poa compressa Linnaeus USA: Massachusetts Williamstown: Williamstown E. F. Williams 1901-6-18
GH: 00606389 Poa compressa Linnaeus USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
NEBC: 00606226 Poa compressa Linnaeus USA: New Hampshire Benton: summit of Mt. Moosilauke E. F. Williams 1907-7-19
NEBC: 00722954 Poa fernaldiana Nannfeldt USA: Maine Mount Katahdin E. F. Williams 1900-7-11
GH: 00722997 Poa fernaldiana Nannfeldt USA: New Hampshire Mount Washington E. F. Williams 1896-8-6
NEBC: 00722998 Poa fernaldiana Nannfeldt USA: New Hampshire Mount Washington E. F. Williams 1895-7-10
NEBC: 00741003 Poa fernaldiana Nannfeldt USA: New Hampshire Mount Washington E. F. Williams 1896-8-6
NEBC: 00741004 Poa fernaldiana Nannfeldt USA: New Hampshire Mount Washington E. F. Williams 1893-7-14
GH: 00741012 Poa fernaldiana Nannfeldt USA: New Hampshire Mount Lafayette E. F. Williams 1894-8-5
NEBC: 00741016 Poa fernaldiana Nannfeldt USA: Vermont Mount Mansfield E. F. Williams 1897-7-3
GH: 00741020 Poa fernaldiana Nannfeldt USA: Vermont Mount Mansfield E. F. Williams 1 1897-7-3
NEBC: 00728133 Poa glauca Vahl USA: New Hampshire Mount Washington E. F. Williams 1897-8-5
NEBC: 00728134 Poa glauca Vahl USA: New Hampshire Mount Washington E. F. Williams 1897-8-5
GH: 00728143 Poa glauca Vahl USA: New Hampshire Mount Willard E. F. Williams 1894-7-19
NEBC: 00728146 Poa glauca Vahl USA: New Hampshire Hart's Location: Hart's Location E. F. Williams 1894-7-19
NEBC: 00741021 Poa interior Rydberg USA: Vermont Willoughby Mountain E. F. Williams 1894-8-1
NEBC: 00741033 Poa interior Rydberg USA: Vermont Stowe: Stowe E. F. Williams 1897-7-3
NEBC: 00583596 Poa nemoralis Linnaeus USA: Maine Mount Desert Island: Mount Desert Island E. F. Williams 1899-7-17
NEBC: 01148440 Poa palustris Linnaeus USA: Maine Allagash: Allagash E. F. Williams 1900-7-29
NEBC: 01148516 Poa palustris Linnaeus USA: Maine Mount Desert Island E. F. Williams 1897-7-15
GH: 01148517 Poa palustris Linnaeus USA: Maine Mount Desert Island E. F. Williams 1899-7-17
NEBC: 01150334 Poa palustris Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1901-8-5
NEBC: 01150376 Poa palustris Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-24
GH: 01150391 Poa palustris Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-6
NEBC: 01150393 Poa palustris Linnaeus USA: Vermont Norwich: Norwich E. F. Williams 1910-7-11
NEBC: 01150451 Poa palustris Linnaeus USA: Massachusetts Dedham: Dedham E. F. Williams 1901-7-21
NEBC: 00704810 Poa palustris Linnaeus USA: Massachusetts Cape Cod E. F. Williams 1901-7-14
GH: 01148573 Poa palustris Linnaeus USA: Connecticut Hartford: Hartford E. F. Williams 1901-7-26
NEBC: 00595442 Poa pratensis Linnaeus USA: New Hampshire Mt. Clinton E. F. Williams 1895-7-18
NEBC: 00583680 Poa pratensis Linnaeus USA: New Hampshire Fitzwilliam: Fitzwilliam E. F. Williams 1894-6-18
NEBC: 00583681 Poa pratensis Linnaeus USA: New Hampshire Mt. Monadnock E. F. Williams 1894-6-17
GH: 00583688 Poa pratensis Linnaeus USA: Vermont Willoughby Mountain E. F. Williams 1898-6-15
NEBC: 00583742 Poa pratensis Linnaeus USA: Massachusetts Walpole: Walpole E. F. Williams 1896-6-7
NEBC: 00595477 Poa pratensis Linnaeus USA: Massachusetts Marshfield: Marshfield E. F. Williams 1894-6-10
GH: 00583785 Poa pratensis Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1908-5-30
NEBC: 00583787 Poa pratensis Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-19
NEBC: 00595503 Poa pratensis angustifolia (Linnaeus) Lejeune USA: Massachusetts Marshfield: Marshfield E. F. Williams 1894-6-10
GH: 00583833 Poa pratensis alpigena (Fries ex Blytt) Hiitonen USA: New Hampshire Mount Washington E. F. Williams 1896-8-7
NEBC: 00583834 Poa pratensis alpigena (Fries ex Blytt) Hiitonen USA: New Hampshire Mount Washington E. F. Williams 1896-8-7
NEBC: 01148661 Poa saltuensis Fernald & Wiegand USA: New Hampshire Mount Washington E. F. Williams 1895-7-8
GH: 02410520 Puccinellia maritima (Hudson) Parlatore USA: New Hampshire Rye: [no additional data] E. F. Williams 1903-6-14
NEBC: 01150586 Puccinellia pumila (Vasey) Hitchcock USA: Maine Cranberry Isles: Cranberry Isles E. F. Williams 1897-7-17
GH: 02410549 Puccinellia pumila (Vasey) Hitchcock USA: Maine Baker's Island - Mt. Desert E. F. Williams 1899-7-22
GH: 02410548 Puccinellia pumila (Vasey) Hitchcock USA: Maine Seashore, Great Cranberry Island E. F. Williams 1897-7-17
GH: 00595632 Schedonorus pratensis (Hudson) P. Beauvois USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-14
NEBC: 00595643 Schedonorus pratensis (Hudson) P. Beauvois USA: New Hampshire Portsmouth: Portsmouth E. F. Williams 1899-7-31
GH: 00595791 Schedonorus pratensis (Hudson) P. Beauvois USA: Massachusetts Woburn: Woburn, on Lexington St. E. F. Williams 1894-6-24
NEBC: 00595792 Schedonorus pratensis (Hudson) P. Beauvois USA: Massachusetts Woburn: Woburn, road to Lexington E. F. Williams 1894-6-24
NEBC: 00595823 Schedonorus pratensis (Hudson) P. Beauvois USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-14
NEBC: 01148293 Schizachne purpurascens (Torrey) Swallen USA: Maine Mount Katahdin E. F. Williams 1900-7-13
NEBC: 01148291 Schizachne purpurascens (Torrey) Swallen USA: Maine Moosehead Lake E. F. Williams
GH: 01148858 Schizachne purpurascens (Torrey) Swallen USA: Vermont Brandon: Brandon E. F. Williams 1908-5-22
NEBC: 00339142 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Quincy: W. of Rattlesnake Hill, Blue Hills [... E. F. Williams 1895-8-25
NEBC: 00734406 Schizachyrium scoparium (Michaux) Nash USA: New Hampshire Wentworth: Wentworth E. F. Williams 1908-8-1
NEBC: 00684310 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Milton: Milton E. F. Williams 1894-8-25
NEBC: 00684363 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00684364 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00684365 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
NEBC: 00684367 Schizachyrium scoparium (Michaux) Nash USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-26
NEBC: 00680958 Schizachyrium scoparium (Michaux) Nash USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
GH: 00598013 Secale cereale Linnaeus USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-13
GH: 00598038 Secale cereale Linnaeus USA: Massachusetts Woburn: Woburn, Zion's Hill E. F. Williams 1894-6-8
GH: 00598044 Secale cereale Linnaeus USA: Massachusetts Revere: Revere E. F. Williams 1897-6-12
GH: 00598128 Setaria italica (Linnaeus) P. Beauvois USA: Massachusetts Cambridge: Cambridge, Mt. Auburn E. F. Williams 1897-8-18
NEBC: 00598141 Setaria italica (Linnaeus) P. Beauvois USA: Massachusetts Weston: Weston, Embankment of B. & A. R.R. [... E. F. Williams 1895-9-29
GH: 00598147 Setaria italica (Linnaeus) P. Beauvois USA: Massachusetts Boston: Boston, Parker St. E. F. Williams 1896-8-27
NEBC: 00598148 Setaria italica (Linnaeus) P. Beauvois USA: Massachusetts Boston: Boston E. F. Williams 1896-8-27
GH: 00598157 Setaria italica (Linnaeus) P. Beauvois USA: Massachusetts Dedham: Dedham E. F. Williams 1895-9-15
NEBC: 00598158 Setaria italica (Linnaeus) P. Beauvois USA: Massachusetts Dedham: Dedham E. F. Williams 1895-9-15
GH: 00024414 Setaria italica densior F. T. Hubbard USA: Massachusetts Weston: Railroad embankment near Riverside s... E. F. Williams 1895-9-29
GH: 00024413 Setaria italica densior F. T. Hubbard USA: Massachusetts Weston: E. F. Williams 1895-9-29
GH: 00598202 Setaria pumila (Poiret) Roemer & Schultes USA: Maine Portland: Portland E. F. Williams 1910-8-3
GH: 00598242 Setaria pumila (Poiret) Roemer & Schultes USA: Vermont Salisbury: Salisbury E. F. Williams 1908-7-14
GH: 00598344 Setaria verticillata (Linnaeus) P. Beauvois USA: Massachusetts Cambridge: Cambridge, on Huron Ave. E. F. Williams 1910-9-3
GH: 00598353 Setaria verticillata (Linnaeus) P. Beauvois USA: Massachusetts Boston: Boston, Westland Ave. E. F. Williams 1896-8-28
NEBC: 00598355 Setaria verticillata (Linnaeus) P. Beauvois USA: Massachusetts Boston: Boston E. F. Williams 1896-8-28
GH: 00614186 Setaria viridis (Linnaeus) P. Beauvois USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-12
GH: 00614226 Setaria viridis (Linnaeus) P. Beauvois USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-27
GH: 00614233 Setaria viridis (Linnaeus) P. Beauvois USA: New Hampshire Woodsville E. F. Williams 1908-8-8
GH: 00614234 Setaria viridis (Linnaeus) P. Beauvois USA: New Hampshire Warren: Warren E. F. Williams 1908-7-24
GH: 00614256 Setaria viridis (Linnaeus) P. Beauvois USA: Vermont Salisbury: Salisbury E. F. Williams 1908-7-14
NEBC: 00614298 Setaria viridis (Linnaeus) P. Beauvois USA: Massachusetts Norwood: Norwood E. F. Williams 1895-9-15
NEBC: 00614314 Setaria viridis (Linnaeus) P. Beauvois USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
GH: 00614327 Setaria viridis (Linnaeus) P. Beauvois USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
NEBC: 00680749 Sorghastrum nutans (Linnaeus) Nash USA: Massachusetts Canton: Canton E. F. Williams 1894-9-23
GH: 00680775 Sorghastrum nutans (Linnaeus) Nash USA: Massachusetts Concord: Concord E. F. Williams 1898-8-28
GH: 00680776 Sorghastrum nutans (Linnaeus) Nash USA: Massachusetts Barnstable Town E. F. Williams 1898-9-5
NEBC: 00734355 Sorghastrum nutans (Linnaeus) Nash USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
GH: 00614449 Sorghum bicolor (Linnaeus) Moench USA: Massachusetts Cataumet E. F. Williams 1901-9-15
GH: 01174200 Spartina alterniflora Loiseleur-Deslongchamps USA: Maine Mount Desert (Hancock County): Mount Desert E. F. Williams 1910-8-6
GH: 00879284 Spartina alterniflora Loiseleur-Deslongchamps USA: New Hampshire Rye: Rye E. F. Williams 1901-9-19
GH: 00879290 Spartina alterniflora Loiseleur-Deslongchamps USA: Massachusetts Gloucester: Gloucester E. F. Williams 1898-8-14
NEBC: 01175117 Spartina pectinata Link USA: Massachusetts Bourne: Bourne E. F. Williams 1901-9-15
GH: 01175153 Spartina pectinata Link USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-13
NEBC: 01182000 Sphenopholis intermedia Rydberg USA: Maine Allagash: Allagash E. F. Williams 1900-7-29
GH: 01182001 Sphenopholis intermedia Rydberg USA: Maine Allagash: Allagash E. F. Williams 1900-7-29
GH: 01182002 Sphenopholis intermedia Rydberg USA: Maine Allagash: Allagash E. F. Williams 1900-7-29
GH: 01182047 Sphenopholis intermedia Rydberg USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-7
GH: 01182051 Sphenopholis intermedia Rydberg USA: New Hampshire Wentworth: Wentworth E. F. Williams 1910-7-26
GH: 01182081 Sphenopholis intermedia Rydberg USA: Vermont Willoughby E. F. Williams 1896-7-26
GH: 01182136 Sphenopholis intermedia Rydberg USA: Connecticut Stratford: Stratford E. F. Williams 1901-6-9
GH: 00375595 Sphenopholis nitida (Biehler) Scribner USA: Massachusetts Blue Hill, Blue Hills Reserv. E. F. Williams 1900-6-10
NEBC: 00700215 Sphenopholis pensylvanica (Linnaeus) Hitchcock USA: Massachusetts Norwood: Norwood E. F. Williams 1896-6-21
NEBC: 00700216 Sphenopholis pensylvanica (Linnaeus) Hitchcock USA: Massachusetts Norwood: Norwood E. F. Williams 1896-6-22
NEBC: 00700217 Sphenopholis pensylvanica (Linnaeus) Hitchcock USA: Massachusetts Norwood: Norwood E. F. Williams 1899-6-4
GH: 00700220 Sphenopholis pensylvanica (Linnaeus) Hitchcock USA: Massachusetts Norwood: Norwood E. F. Williams 1896-6-22
GH: 00700221 Sphenopholis pensylvanica (Linnaeus) Hitchcock USA: Massachusetts Norwood: Norwood E. F. Williams 1896-6-22
GH: 01175203 Sporobolus cryptandrus A. Gray USA: Massachusetts Revere: Revere E. F. Williams 1896-8-22
NEBC: 01175204 Sporobolus cryptandrus A. Gray USA: Massachusetts Revere: Revere E. F. Williams 1896-8-22
GH: 00443535 Sporobolus serotinus A. Gray USA: Massachusetts near Cedar swamp, Blue Hills Reservation E. F. Williams 1895-8-25
GH: 00443535 Sporobolus uniflorus (Muhlenberg) Scribner & Merrill USA: Massachusetts near Cedar swamp, Blue Hills Reservation E. F. Williams 1895-8-25
NEBC: 00879482 Sporobolus vaginiflorus (Torrey) Alph. Wood USA: Massachusetts Concord: Concord E. F. Williams 1896-9-27
NEBC: 00879487 Sporobolus vaginiflorus (Torrey) Alph. Wood USA: Massachusetts Sherborn: Sherborn E. F. Williams 1898-9-18
NEBC: 00879499 Sporobolus vaginiflorus (Torrey) Alph. Wood USA: Massachusetts Norwood: Norwood E. F. Williams 1895-9-15
NEBC: 00879545 Sporobolus vaginiflorus (Torrey) Alph. Wood USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-13
GH: 01182172 Torreyochloa pallida (Torrey) G. L. Church USA: Massachusetts Newburyport: Newburyport E. F. Williams 1898-7-31
GH: 01182337 Torreyochloa pallida fernaldii (Hitchc.) Dore ex Koyama & Kawano USA: Massachusetts Sudbury: E. [East] Sudbury, Sudbury river ma... E. F. Williams 1901-7-7
GH: 00879600 Triplasis purpurea (Walter) Chapman USA: New Hampshire Rye: Rye E. F. Williams 1901-9-19
GH: 00879643 Triplasis purpurea (Walter) Chapman USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-13
GH: 00865000 Trisetum melicoides (Michaux) Scribner USA: Maine Allagash: Allagash E. F. Williams 1900-7-29
NEBC: 00865004 Trisetum melicoides (Michaux) Scribner USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-8-1
GH: 00865009 Trisetum melicoides (Michaux) Scribner USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-8-1
NEBC: 00865128 Trisetum spicatum (Linnaeus) K. Richter USA: New Hampshire Mount Washington E. F. Williams 1896-8-7
NEBC: 00865129 Trisetum spicatum (Linnaeus) K. Richter USA: New Hampshire Mount Washington E. F. Williams 1895-7-10
GH: 00865147 Trisetum spicatum (Linnaeus) K. Richter USA: Vermont Willoughby Mountain E. F. Williams 1898-6-15
NEBC: 00865153 Trisetum spicatum (Linnaeus) K. Richter USA: Vermont Willoughby Mountain E. F. Williams 1894-7-31
GH: 00598079 Triticum aestivum Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-23
GH: 00598082 Triticum aestivum Linnaeus USA: New Hampshire Mt. Moosilauke E. F. Williams 1908-7-26
GH: 00598083 Triticum aestivum Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1910-7-21
GH: 00598107 Triticum aestivum Linnaeus USA: Massachusetts Norfolk: Norfolk E. F. Williams 1897-6-17
NEBC: 00700268 Vahlodea atropurpurea (Wahlenberg) Fries ex Hartman USA: New Hampshire Mount Washington E. F. Williams 1895-7-8
NEBC: 00689631 Vahlodea atropurpurea (Wahlenberg) Fries ex Hartman USA: New Hampshire Mount Washington E. F. Williams 1895-7-7
NEBC: 00700271 Vahlodea atropurpurea (Wahlenberg) Fries ex Hartman USA: New Hampshire Sargents E. F. Williams 1895-7-8
GH: 00700288 Vulpia octoflora (Walter) Rydberg USA: Connecticut Lyme: Lyme E. F. Williams 1905-6-17
NEBC: 00338656 Vulpia octoflora glauca (Nuttall) Fernald USA: Massachusetts Walpole: E. F. Williams 1897-6-17
GH: 00443533 Vulpia octoflora glauca (Nuttall) Fernald USA: Massachusetts Milton: S. slope Wildcat Notch, Blue Hills R... E. F. Williams 1895-6-9
NEBC: 00700309 Vulpia octoflora glauca (Nuttall) Fernald USA: Massachusetts Walpole: Walpole E. F. Williams 2 1897-6-17
NEBC: 00700310 Vulpia octoflora glauca (Nuttall) Fernald USA: Massachusetts Revere: Revere E. F. Williams 1 1897-6-12
GH: 00700394 Vulpia octoflora tenella (Willdenow) Fernald USA: Rhode Island North Kingstown: North Kingstown E. F. Williams 1908-6-17
GH: 00614495 Zea mays Linnaeus USA: Massachusetts Dedham: Dedham E. F. Williams 1897-8-22
GH: 00614497 Zea mays Linnaeus USA: Massachusetts Blue Hills Reservation E. F. Williams 1909-9-6
NEBC: 00614501 Zea mays Linnaeus USA: Massachusetts Scituate: Scituate E. F. Williams 1897-9-6
GH: 00863847 Zizania aquatica Linnaeus USA: Massachusetts Newbury: Newbury E. F. Williams 1898-7-31
NEBC: 00863848 Zizania aquatica Linnaeus USA: Massachusetts Newbury: Newbury E. F. Williams 1898-7-31
NEBC: 00863877 Zizania aquatica Linnaeus USA: Massachusetts Norwood: Norwood E. F. Williams 1894-8-26
Polemoniaceae GH: 00592474 Phlox paniculata Linnaeus USA: Massachusetts Ipswich: Ipswich E. F. Williams 1 1899-8-9
GH: 00592475 Phlox paniculata Linnaeus USA: Massachusetts Manchester: Manchester E. F. Williams 1895-8-18
GH: 00592520 Phlox subulata Linnaeus USA: Massachusetts Milton: Milton E. F. Williams 1 1902-5-25
GH: 00679759 Polemonium vanbruntiae Britton USA: Vermont Ripton: Ripton E. F. Williams 1908-7-11
Polygalaceae NEBC: 00415004 Polygala cruciata Linnaeus USA: Massachusetts Boston: edge of Muddy [Turtle] Pond, Stony B... E. F. Williams 1896-8-23
NEBC: 00415004 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Boston: edge of Muddy [Turtle] Pond, Stony B... E. F. Williams 1896-8-23
NEBC: 00711955 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Barnstable Town E. F. Williams 1896-9-6
GH: 00711980 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Stony Brook Reservation E. F. Williams 1896-8-23
GH: 00711982 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Barnstable Town E. F. Williams 1896-9-6
GH: 00711981 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Barnstable Town E. F. Williams 1896-9-5
NEBC: 00720066 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-29
GH: 00720092 Polygala nuttallii Torr. & A. Gray USA: Massachusetts Sharon: Sharon E. F. Williams 1899-9-10
NEBC: 00720093 Polygala nuttallii Torr. & A. Gray USA: Massachusetts Sharon: Sharon E. F. Williams 1899-9-10
GH: 00720197 Polygala nuttallii Torr. & A. Gray USA: Rhode Island Rumford E. F. Williams 1903-9-6
GH: 00572375 Polygala paucifolia Willdenow USA: Vermont Brandon: Brandon E. F. Williams 1908-5-21
NEBC: 00572423 Polygala paucifolia Willdenow USA: Massachusetts Boston: West Roxbury, south of Weld farm E. F. Williams 1897-5-11
NEBC: 00720237 Polygala polygama Walter USA: Massachusetts Sharon: Sharon E. F. Williams 1 1896-6-17
GH: 00720265 Polygala polygama Walter USA: Massachusetts Barnstable Town E. F. Williams 1909-7-22
NEBC: 00720274 Polygala polygama Walter USA: Massachusetts Barnstable Town E. F. Williams 1896-7-4
NEBC: 00720302 Polygala polygama Walter USA: Massachusetts Martha's Vineyard E. F. Williams 1896-9-24
GH: 00720327 Polygala polygama Walter USA: Massachusetts Ashfield: Ashfield E. F. Williams 1907-7-14
GH: 00720349 Polygala polygama Walter USA: Rhode Island North Kingstown: North Kingstown E. F. Williams 1908-6-17
NEBC: 00415013 Polygala sanguinea Linnaeus USA: Massachusetts Blue Hills Reservation E. F. Williams 1895-8-11
GH: 00720435 Polygala sanguinea Linnaeus USA: Maine Portland: Portland E. F. Williams 1910-8-3
GH: 00720704 Polygala sanguinea Linnaeus USA: New Hampshire Newcastle E. F. Williams 1901-9-19
NEBC: 00720705 Polygala sanguinea Linnaeus USA: New Hampshire Newcastle E. F. Williams 1901-9-19
NEBC: 00720738 Polygala sanguinea Linnaeus USA: Massachusetts Newbury: Newbury E. F. Williams 1 1899-8-7
GH: 00720787 Polygala sanguinea Linnaeus USA: Massachusetts Cohasset: Cohasset E. F. Williams 1893-10-3
NEBC: 00720790 Polygala sanguinea Linnaeus USA: Massachusetts Norwood: Norwood E. F. Williams 1895-9-15
NEBC: 00752170 Polygala sanguinea Linnaeus USA: Rhode Island Rumford E. F. Williams 1903-9-6
NEBC: 00415015 Polygala verticillata Linnaeus USA: Massachusetts Quincy: East of Great Dome, Blue Hills [Rese... E. F. Williams 1895-9-2
NEBC: 00503014 Polygala verticillata Linnaeus USA: Massachusetts Norwood: Norwood E. F. Williams 1895-9-15
NEBC: 00503034 Polygala verticillata Linnaeus USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-12
NEBC: 00503017 Polygala verticillata Linnaeus USA: Massachusetts Winchester: Winchester, [probably from Horn ... E. F. Williams 1897-8-21
NEBC: 00503015 Polygala verticillata Linnaeus USA: Massachusetts Winchester: Winchester, Horn Pond Mt. [proba... E. F. Williams 1897-8-21
NEBC: 00505966 Polygala verticillata Linnaeus USA: New Hampshire Walpole: Walpole E. F. Williams 1901-7-28
GH: 00505965 Polygala verticillata Linnaeus USA: New Hampshire Walpole: Walpole E. F. Williams 1901-7-28
NEBC: 00505987 Polygala verticillata Linnaeus USA: Massachusetts Newburyport: Newburyport E. F. Williams 1898-7-31
NEBC: 00415015 Polygala verticillata isocycla Fernald USA: Massachusetts Quincy: East of Great Dome, Blue Hills [Rese... E. F. Williams 1895-9-2
Polygonaceae NEBC: 00342132 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: Massachusetts Boston: Stony Brook Reservation [Hyde Park/W... E. F. Williams 1896-8-23
NEBC: 00664903 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: Massachusetts Boston: W. [West] Roxbury E. F. Williams 1896-8-23
NEBC: 00736903 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: New Hampshire Alstead: Alstead E. F. Williams 1901-7-27
GH: 02346069 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: New York [data not captured] E. F. Williams 1906-8-19
GH: 02346058 Antenoron virginianum (Linnaeus) Roberty & Vautier USA: New York [data not captured] E. F. Williams 1906-8-12
GH: 00761975 Fagopyrum esculentum Moench USA: Maine Fort Fairfield: Fort Fairfield E. F. Williams 1 1901-8-16
GH: 00761976 Fagopyrum esculentum Moench USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-8-1
GH: 00759003 Fagopyrum esculentum Moench USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-17
GH: 00759005 Fagopyrum esculentum Moench USA: New Hampshire Warren: Warren E. F. Williams 1908-7-24
GH: 00759006 Fagopyrum esculentum Moench USA: New Hampshire Hampton: Hampton E. F. Williams 1 1902-8-21
GH: 00759008 Fagopyrum esculentum Moench USA: Vermont Westmore: Westmore E. F. Williams 1896-7-26
GH: 00759010 Fagopyrum esculentum Moench USA: Vermont Ripton: Ripton E. F. Williams 1 1908-7-10
NEBC: 00759026 Fagopyrum esculentum Moench USA: Massachusetts Cambridge: Cambridge E. F. Williams 1897-8-28
GH: 00751325 Fagopyrum esculentum Moench USA: Massachusetts Dedham: Dedham E. F. Williams 1898-10-2
GH: 00722225 Oxyria digyna (Linnaeus) Hill USA: New Hampshire Mount Washington E. F. Williams 1893-7-11
GH: 00722226 Oxyria digyna (Linnaeus) Hill USA: New Hampshire Mount Washington E. F. Williams 1893-7-30
NEBC: 00342023 Persicaria hydropiperoides (Michaux) Small USA: Massachusetts Old Furnace brook bog, Blue Hills Reserv. E. F. Williams 1895-9-2
GH: 00036742 Persicaria pensylvanica (Linnaeus) M. Gomez USA: Rhode Island Rumford: E. F. Williams 1903-9-6
GH: 00342075 Persicaria robustior (Small) E. P. Bicknell USA: Massachusetts Milton: Pine Tree Pool, Blue Hills Reservati... E. F. Williams 1895-9-2
NEBC: 00729110 Persicaria robustior (Small) E. P. Bicknell USA: Massachusetts Concord: Concord E. F. Williams 1902-9-21
NEBC: 00342132 Persicaria virginiana (Linnaeus) Gaertner USA: Massachusetts Boston: Stony Brook Reservation [Hyde Park/W... E. F. Williams 1896-8-23
GH: 00642545 Polygonella articulata (Linnaeus) Meisner USA: New Hampshire Wentworth: Wentworth E. F. Williams 1910
NEBC: 00642548 Polygonella articulata (Linnaeus) Meisner USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1899-9-24
GH: 00762078 Polygonella articulata (Linnaeus) Meisner USA: Massachusetts Marshfield: Marshfield E. F. Williams 1896-10-4
NEBC: 00762080 Polygonella articulata (Linnaeus) Meisner USA: Massachusetts Marshfield: Marshfield E. F. Williams 1895-10-13
NEBC: 00762099 Polygonella articulata (Linnaeus) Meisner USA: Massachusetts Sharon: Sharon E. F. Williams 1899-9-10
NEBC: 00762100 Polygonella articulata (Linnaeus) Meisner USA: Massachusetts Barnstable Town E. F. Williams 1897-9-12
NEBC: 00762132 Polygonella articulata (Linnaeus) Meisner USA: Massachusetts Nantucket: Nantucket E. F. Williams 1903-9-20
GH: 00342075 Polygonum acre Lamarck USA: Massachusetts Milton: Pine Tree Pool, Blue Hills Reservati... E. F. Williams 1895-9-2
NEBC: 00642677 Polygonum arenastrum Boreau USA: Massachusetts Scituate: Scituate E. F. Williams 1899-10-29
GH: 00686446 Polygonum arifolium Linnaeus USA: New Hampshire Jaffrey: Jaffrey E. F. Williams 1898-5-29
NEBC: 00686461 Polygonum arifolium Linnaeus USA: Massachusetts Cambridge: West Cambridge E. F. Williams 1896-8-29
GH: 00645416 Polygonum arifolium Linnaeus USA: Massachusetts Wellesley: Wellesley E. F. Williams 1897-8-29
GH: 00686488 Polygonum arifolium Linnaeus USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
GH: 02361703 Polygonum aviculare Linnaeus Canada: Nova Scotia [data not captured] E. F. Williams 1912-9-7
NEBC: 00749567 Polygonum aviculare aviculare Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00749575 Polygonum aviculare aviculare Linnaeus USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
NEBC: 00749576 Polygonum aviculare aviculare Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00749577 Polygonum aviculare aviculare Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
NEBC: 00749418 Polygonum aviculare aviculare Linnaeus USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-12
NEBC: 00749419 Polygonum aviculare aviculare Linnaeus USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-12
GH: 01047786 Polygonum aviculare aviculare Linnaeus USA: Maine Rangeley: Rangeley E. F. Williams 1 1903-8-4
NEBC: 00749675 Polygonum aviculare depressum (Meisner) Arcangeli USA: Massachusetts Boston: Hyde Park, Readville E. F. Williams 1895-9-8
GH: 01047810 Polygonum aviculare depressum (Meisner) Arcangeli USA: New Hampshire Hampton: Hampton E. F. Williams 1902-8-31
NEBC: 00749699 Polygonum aviculare depressa (Meisner) Arcangeli USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
NEBC: 00749735 Polygonum aviculare neglectum (Bess) Arcangeli USA: New Hampshire Hampton: Hampton E. F. Williams 1901-9-22
NEBC: 00749742 Polygonum aviculare neglectum (Bess) Arcangeli USA: Massachusetts Gloucester: Gloucester E. F. Williams 1897-8-15
GH: 00738745 Polygonum aviculare neglectum (Bess) Arcangeli USA: Maine Camden: Camden E. F. Williams 5 1902-8-16
NEBC: 00762295 Polygonum boreale (Lange) Small USA: Maine Cranberry Isles: Cranberry Isles E. F. Williams 1899-7-24
GH: 00762352 Polygonum buxiforme Small USA: Massachusetts Scituate: Scituate E. F. Williams 1899-10-29
NEBC: 00762643 Polygonum buxiforme Small USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00762646 Polygonum buxiforme Small USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
GH: 00954729 Polygonum buxiforme Small USA: Rhode Island Tiverton: [no additional data] E. F. Williams 1903-9-27
GH: 00645137 Polygonum careyi Olney USA: New Hampshire Peterborough: Peterborough E. F. Williams 1901-9-2
GH: 00645166 Polygonum careyi Olney USA: Massachusetts Tewksbury: Round Pond, Tewksbury E. F. Williams 1902-9-1
GH: 00762768 Polygonum cilinode Michaux USA: Vermont Ripton: Ripton E. F. Williams 1908-7-6
GH: 00762787 Polygonum cilinode Michaux USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1902-9-1
GH: 00762803 Polygonum cilinode Michaux USA: Massachusetts Ashfield: Ashfield E. F. Williams 1907-7-13
NEBC: 00630359 Polygonum coccineum Muhlenberg ex Willdenow USA: Massachusetts Dedham: Dedham E. F. Williams 1895-9-8
GH: 00630376 Polygonum coccineum Muhlenberg ex Willdenow USA: Massachusetts Bourne: Bourne E. F. Williams 1901-9-15
GH: 00751459 Polygonum convolvulus Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1 1901-8-6
GH: 00751460 Polygonum convolvulus Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1896-8-1
GH: 00751474 Polygonum convolvulus Linnaeus USA: New Hampshire Newcastle E. F. Williams 1901-9-19
GH: 00759053 Polygonum convolvulus Linnaeus USA: Massachusetts Lincoln: Lincoln E. F. Williams 1899-6-17
GH: 00759057 Polygonum convolvulus Linnaeus USA: Massachusetts Newton: Newton, Riverside E. F. Williams 1897-9-5
NEBC: 00759098 Polygonum convolvulus Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-23
NEBC: 00645364 Polygonum cristatum Engelmann & A. Gray USA: Massachusetts Woburn: Winchester, Horn Pond Mt. [only a na... E. F. Williams 1896-10-11
GH: 00645365 Polygonum cristatum Engelmann & A. Gray USA: Massachusetts Woburn: Winchester, Horn Pond Mt. [only a n... E. F. Williams 1896-10-11
GH: 00645368 Polygonum cristatum Engelmann & A. Gray USA: Massachusetts Woburn: Winchester, Horn Pond Mt. [only a n... E. F. Williams 1896-10-11
GH: 00562846 Polygonum cuspidatum Siebold & Zuccarini USA: Massachusetts Boston: Boston, Back Bay Lands E. F. Williams 1902-9-17
NEBC: 00562847 Polygonum cuspidatum Siebold & Zuccarini USA: Massachusetts Boston: Boston, Back Bay Lands E. F. Williams 1902-9-17
GH: 00562849 Polygonum cuspidatum Siebold & Zuccarini USA: Massachusetts Boston: Boston, Back Bay E. F. Williams 1910-8-27
NEBC: 00630455 Polygonum douglasii Greene USA: Vermont Castleton: Castleton E. F. Williams 1897-9-12
NEBC: 00722255 Polygonum dumetorum Linnaeus USA: Massachusetts Cambridge: Cambridge, Mt. Auburn E. F. Williams 1897-8-28
GH: 00722258 Polygonum erectum Linnaeus USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1899-9-24
NEBC: 00722271 Polygonum erectum Linnaeus USA: Rhode Island Tiverton: Tiverton E. F. Williams 1 1903-9-27
NEBC: 00689242 Polygonum glaucum Nuttall USA: Massachusetts Gosnold: Gosnold E. F. Williams 1911-7-10
NEBC: 00689252 Polygonum glaucum Nuttall USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-15
GH: 00645729 Polygonum hydropiper Linnaeus USA: Maine Rangeley: Rangeley E. F. Williams 1903-8-4
GH: 00645853 Polygonum hydropiper Linnaeus USA: Massachusetts Woburn: Woburn, by Horn Pond E. F. Williams 1896-10-11
NEBC: 00664310 Polygonum hydropiper Linnaeus USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
NEBC: 00342023 Polygonum hydropiperoides Michaux USA: Massachusetts Old Furnace brook bog, Blue Hills Reserv. E. F. Williams 1895-9-2
GH: 00731851 Polygonum lapathifolium Linnaeus USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-12
GH: 00731856 Polygonum lapathifolium Linnaeus USA: Maine Van Buren: Van Buren E. F. Williams 1901-8-14
GH: 00731954 Polygonum lapathifolium Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1896-7-30
GH: 00731971 Polygonum lapathifolium Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1908-7-27
NEBC: 00736020 Polygonum lapathifolium Linnaeus USA: Massachusetts Cambridge: West Cambridge E. F. Williams 1897-8-28
GH: 00736046 Polygonum lapathifolium Linnaeus USA: Massachusetts Revere: Revere E. F. Williams 1897-8-17
GH: 00736049 Polygonum lapathifolium Linnaeus USA: Massachusetts Dedham: Dedham E. F. Williams 1897-8-22
GH: 00736050 Polygonum lapathifolium Linnaeus USA: Massachusetts Dedham: Dedham E. F. Williams 1897-8-22
GH: 00749378 Polygonum orientale Linnaeus USA: Massachusetts Cambridge: Cambridge, 12 Reservoir St. E. F. Williams 1910-9-2
NEBC: 00749395 Polygonum orientale Linnaeus USA: Massachusetts West Quincy E. F. Williams 1895-8-25
GH: 00036742 Polygonum pensylvanicum Linnaeus USA: Rhode Island Rumford: E. F. Williams 1903-9-6
NEBC: 00552258 Polygonum pensylvanicum Linnaeus USA: Massachusetts Cambridge: West Cambridge E. F. Williams 1897-8-28
GH: 00552360 Polygonum pensylvanicum Linnaeus USA: Rhode Island Newport: Newport E. F. Williams 1908-9-12
GH: 00036742 Polygonum pensylvanicum laevigatum Fernald USA: Rhode Island Rumford: E. F. Williams 1903-9-6
GH: 00552499 Polygonum persicaria Linnaeus USA: New Hampshire Gorham: Gorham E. F. Williams 1895-8-5
GH: 00552508 Polygonum persicaria Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1896-7-30
NEBC: 00552522 Polygonum persicaria Linnaeus USA: New Hampshire Hampton: Hampton E. F. Williams 1902-8-31
NEBC: 00552532 Polygonum persicaria Linnaeus USA: New Hampshire Monadnock E. F. Williams 1901-9-2
GH: 00552557 Polygonum persicaria Linnaeus USA: Vermont Bellows Falls E. F. Williams 1908-7-2
GH: 00552609 Polygonum persicaria Linnaeus USA: Massachusetts Centreville E. F. Williams 1898-9-5
GH: 00552430 Polygonum persicaria Linnaeus USA: Maine Mount Desert Island E. F. Williams 1910-8-4
NEBC: 00736152 Polygonum prolificum (Small) B. L. Robinson USA: New Hampshire Hampton Falls: Hampton Falls E. F. Williams 1901-9-22
NEBC: 00736156 Polygonum prolificum (Small) B. L. Robinson USA: New Hampshire Rye: Rye E. F. Williams 1901-9-19
NEBC: 00645949 Polygonum prolificum (Small) B. L. Robinson USA: Massachusetts Marshfield: Marshfield E. F. Williams 1895-10-13
NEBC: 00729002 Polygonum punctatum confertiflorum (Meisner) Fassett USA: Massachusetts Scituate: Scituate E. F. Williams 1901-9-8
GH: 00342075 Polygonum punctatum majus (Meisner) Fassett USA: Massachusetts Milton: Pine Tree Pool, Blue Hills Reservati... E. F. Williams 1895-9-2
NEBC: 00729110 Polygonum punctatum majus (Meisner) Fassett USA: Massachusetts Concord: Concord E. F. Williams 1902-9-21
GH: 00866285 Polygonum ramosissimum Michaux USA: Massachusetts North Scituate E. F. Williams 1897-9-6
NEBC: 00866287 Polygonum ramosissimum Michaux USA: Massachusetts North Scituate E. F. Williams 1897-9-6
NEBC: 00866288 Polygonum ramosissimum Michaux USA: Massachusetts North Scituate E. F. Williams 1897-9-6
NEBC: 00866289 Polygonum ramosissimum Michaux USA: Massachusetts Scituate: Scituate E. F. Williams 1897-9-6
GH: 00866317 Polygonum ramosissimum Michaux USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
NEBC: 00866318 Polygonum ramosissimum Michaux USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
GH: 00342075 Polygonum robustius (Small) Fernald USA: Massachusetts Milton: Pine Tree Pool, Blue Hills Reservati... E. F. Williams 1895-9-2
NEBC: 00729096 Polygonum robustius (Small) Fernald USA: New Hampshire Hampton: Hampton E. F. Williams 1902-8-31
GH: 00729097 Polygonum robustius (Small) Fernald USA: New Hampshire Hampton: Hampton E. F. Williams 1902-8-31
GH: 00729105 Polygonum robustius (Small) Fernald USA: Massachusetts Topsfield: Topsfield E. F. Williams 1903-8-23
NEBC: 00729110 Polygonum robustius (Small) Fernald USA: Massachusetts Concord: Concord E. F. Williams 1902-9-21
NEBC: 00729134 Polygonum robustius (Small) Fernald USA: Massachusetts Blue Hills Reservation E. F. Williams 1895-9-2
NEBC: 00729163 Polygonum sagittatum Linnaeus USA: Maine Rangeley: Rangeley E. F. Williams 1903-8-4
GH: 00729219 Polygonum sagittatum Linnaeus USA: New Hampshire Randolph: Randolph E. F. Williams 1896-7-30
GH: 00729247 Polygonum sagittatum Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-4
NEBC: 00729301 Polygonum sagittatum Linnaeus USA: Massachusetts Scituate: Scituate E. F. Williams 1898-9-11
GH: 00736771 Polygonum sagittatum Linnaeus USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
GH: 00736830 Polygonum scandens Linnaeus USA: New Hampshire Hampton: Hampton E. F. Williams 1901-9-22
GH: 00664789 Polygonum scandens Linnaeus USA: Massachusetts Tewksbury: Tewksbury E. F. Williams 1902-9-1
GH: 00664792 Polygonum scandens Linnaeus USA: Massachusetts Weston: Weston, Doublet hill E. F. Williams 1894-10-7
NEBC: 00664815 Polygonum scandens Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-9-7
GH: 00664851 Polygonum scandens Linnaeus USA: Rhode Island Tiverton: Tiverton E. F. Williams 1903-9-27
NEBC: 00342110 Polygonum tenue Michaux USA: Massachusetts Boston: Stony Brook Reservation [Hyde Park/W... E. F. Williams 1896-9-13
NEBC: 00342112 Polygonum tenue Michaux USA: Massachusetts Boston: Stony Brook Reservation [Hyde Park/W... E. F. Williams 1896-9-13
NEBC: 00342144 Polygonum tenue Michaux USA: Massachusetts Blue Hills Reservn. E. F. Williams 1895-8-11
NEBC: 00664883 Polygonum tenue Michaux USA: Massachusetts Weston: Weston, Summit of Doublet Hill E. F. Williams 1894-10-14
GH: 00664893 Polygonum tenue Michaux USA: Massachusetts Weston: Weston, Doublet hill E. F. Williams 1895-9-29
GH: 02007935 Polygonum tenue Michaux USA: New Jersey [data not captured] E. F. Williams 1920-9-2
NEBC: 00342132 Polygonum virginianum Linnaeus USA: Massachusetts Boston: Stony Brook Reservation [Hyde Park/W... E. F. Williams 1896-8-23
NEBC: 00736903 Polygonum virginianum Linnaeus USA: New Hampshire Alstead: Alstead E. F. Williams 1901-7-27
NEBC: 00664903 Polygonum virginianum Linnaeus USA: Massachusetts Boston: W. [West] Roxbury E. F. Williams 1896-8-23
GH: 00689265 Polygonum viviparum Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1893-7-10
GH: 00689280 Polygonum viviparum Linnaeus USA: Vermont Mount Mansfield E. F. Williams 2 1897-7-7
GH: 00689281 Polygonum viviparum Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1 1895-7-7
NEBC: 00689282 Polygonum viviparum Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1897-8-5
NEBC: 00689288 Polygonum viviparum Linnaeus USA: New Hampshire Mount Washington E. F. Williams 1893-7-10
GH: 00562846 Reynoutria japonica Houttuyn USA: Massachusetts Boston: Boston, Back Bay Lands E. F. Williams 1902-9-17
NEBC: 00562847 Reynoutria japonica Houttuyn USA: Massachusetts Boston: Boston, Back Bay Lands E. F. Williams 1902-9-17
GH: 00562849 Reynoutria japonica Houttuyn USA: Massachusetts Boston: Boston, Back Bay E. F. Williams 1910-8-27
GH: 02006041 Rheum rhabarbarum Linnaeus USA: Vermont Ripton: [data not captured] E. F. Williams 1908-7-7
GH: 02006040 Rheum rhabarbarum Linnaeus USA: Vermont Ripton: [data not captured] E. F. Williams 1908-7-7
GH: 02006039 Rheum rhabarbarum Linnaeus USA: Vermont Ripton: [data not captured] E. F. Williams 1908-7-7
GH: 02006035 Rheum rhabarbarum Linnaeus USA: New Hampshire Warren: [data not captured] E. F. Williams 1910-7-31
GH: 00749819 Rumex acetosa Linnaeus USA: Massachusetts Ashfield: Ashfield E. F. Williams 1907-7-6
GH: 00501807 Rumex acetosella Linnaeus USA: Vermont Middlebury: Middlebury E. F. Williams 1908-5-27
GH: 00501808 Rumex acetosella Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-4
GH: 00501809 Rumex acetosella Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-4
GH: 00501852 Rumex acetosella Linnaeus USA: Massachusetts Milton: Milton E. F. Williams 1895-6-9
NEBC: 00501857 Rumex acetosella Linnaeus USA: Massachusetts Walpole: Walpole E. F. Williams 1896-6-7
GH: 00501924 Rumex acetosella Linnaeus USA: Rhode Island Providence: Providence E. F. Williams 1 1904-5-22
GH: 00501928 Rumex acetosella Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1908-5-30
NEBC: 00501758 Rumex acetosella Linnaeus USA: New Hampshire Mt. Washington E. F. Williams 1897-8-7
NEBC: 00501759 Rumex acetosella Linnaeus USA: New Hampshire Mt. Washington E. F. Williams 1895-7-10
GH: 00650027 Rumex britannica Linnaeus USA: Maine Cranberry Isles: Cranberry Isles E. F. Williams 1910-8-8
GH: 00650065 Rumex britannica Linnaeus USA: New Hampshire Seabrook: Seabrook E. F. Williams 1898-8-7
GH: 00650077 Rumex britannica Linnaeus USA: Massachusetts Rockport: Rockport E. F. Williams 1897-8-15
GH: 00749916 Rumex crispus Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1908-7-22
GH: 00749935 Rumex crispus Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-4
GH: 00749960 Rumex crispus Linnaeus USA: Massachusetts Lincoln: Lincoln, Sandy Pond E. F. Williams 1908-8-23
GH: 00759436 Rumex crispus Linnaeus USA: Massachusetts Boston: Boston, Bay State road E. F. Williams 1896-6-27
GH: 00749974 Rumex longifolius de Candolle USA: New Hampshire Warren: Warren E. F. Williams 1908-7-26
GH: 00771095 Rumex longifolius de Candolle USA: Vermont Ripton: Ripton E. F. Williams 1908-7-6
NEBC: 00771096 Rumex longifolius de Candolle USA: Vermont Ripton: Ripton E. F. Williams 1908-7-9
NEBC: 00675647 Rumex maritimus fueginus (Philippi) Dusén USA: Massachusetts Gloucester: Gloucester E. F. Williams 1897-8-15
GH: 00675648 Rumex maritimus fueginus (Philippi) Dusén USA: Massachusetts Gloucester: Gloucester E. F. Williams 1897-8-15
GH: 00771127 Rumex maritimus persicarioides (Linnaeus) R. S. Mitchell USA: Maine Caribou: Caribou E. F. Williams 1902-7-18
GH: 00771194 Rumex obtusifolius Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1908-7-22
GH: 00759571 Rumex obtusifolius Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-21
GH: 00759581 Rumex obtusifolius Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-6
NEBC: 00759582 Rumex obtusifolius Linnaeus USA: Vermont Ripton: Ripton E. F. Williams 1908-7-7
NEBC: 00759595 Rumex obtusifolius Linnaeus USA: Vermont Gloucester E. F. Williams 1897-8-15
NEBC: 00685429 Rumex obtusifolius L. / Rech. f USA: Massachusetts Gloucester: Gloucester E. F. Williams 1897-8-15
GH: 00736995 Rumex pallidus Bigelow USA: Massachusetts Gloucester: Gloucester E. F. Williams 1897-8-15
GH: 00736957 Rumex pallidus Bigelow USA: Maine Cranberry Isles: Cranberry Isles E. F. Williams 1897-7-17
GH: 00759677 Rumex patientia Linnaeus USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-8
GH: 02004188 Rumex triangulivalvis (Danser) K. H. Rechinger Canada: Quebec Province [data not captured] E. F. Williams 1902-8-5
Polypodiaceae GH: 00696222 Polypodium virginianum Linnaeus USA: New Hampshire Jaffrey: Jaffrey E. F. Williams 1902-9-2
NEBC: 00658051 Polypodium virginianum Linnaeus USA: Vermont Mount Mansfield E. F. Williams 1897
GH: 00658052 Polypodium virginianum Linnaeus USA: Vermont Mount Mansfield E. F. Williams 1 1897-7-3
NEBC: 00658185 Polypodium virginianum Linnaeus USA: Massachusetts Weston: Weston, Doublet Hill E. F. Williams 1894-10-14
Polyporaceae NEBC: 00456562 Trametes versicolor (Linnaeus) Lloyd USA: Massachusetts Blue Hills Reservation E. F. Williams 1898-10-23
Polytrichaceae NEBC: 00522296 Atrichum angustatum (Bridel) Bruch & Schimper USA: Massachusetts [Jamaica Plain] use Boston: [no additional d... E. F. Williams 1895-2-24
NEBC: 00301649 Pogonatum brevicaule P. Beauvois USA: Massachusetts Blue Hill Path E. F. Williams 1895-9-22
FH: 00850582 Pogonatum dentatum (Menzies ex Bridel) Bridel USA: New Hampshire Mt. Washington: [data not captured] E. F. Williams 1898-6-28
NEBC: 00301649 Pogonatum pensilvanicum (W. Bartram ex Hedwig) P. Beauvois USA: Massachusetts Blue Hill Path E. F. Williams 1895-9-22
NEBC: 00918514 Polytrichum juniperinum Hedwig USA: Massachusetts Canton: [no additional data] E. F. Williams 1895-5-5
Pontederiaceae GH: 00855492 Pontederia cordata Linnaeus USA: Maine Mount Desert Island E. F. Williams 1910-8-6
GH: 00864136 Pontederia cordata Linnaeus USA: New Hampshire Wentworth: Wentworth E. F. Williams 1908-7-20
NEBC: 00864178 Pontederia cordata Linnaeus USA: Massachusetts Boxford: Boxford E. F. Williams 1899-8-3
GH: 00864244 Pontederia cordata Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1897-9-12
GH: 00864245 Pontederia cordata Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-7-4
NEBC: 00864246 Pontederia cordata Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-7-4
NEBC: 00864247 Pontederia cordata Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1897-9-12
Portulacaceae NEBC: 00675460 Claytonia caroliniana Michaux USA: New Hampshire Mount Washington E. F. Williams 1898-6-29
GH: 00675476 Claytonia caroliniana Michaux USA: New Hampshire Mount Washington E. F. Williams 1898-6-29
GH: 00675542 Claytonia caroliniana Michaux USA: Vermont Leicester: Leicester E. F. Williams 2 1908-5-22
GH: 00675541 Claytonia caroliniana Michaux USA: Vermont Mount Mansfield: below "Nose" cliff E. F. Williams 1 1897-7-4
GH: 00675573 Claytonia caroliniana Michaux USA: Massachusetts Adams: Mt. Greylock E. F. Williams 1901-6-16
NEBC: 00675596 Montia fontana Linnaeus USA: Maine Cranberry Isles: Cranberry Isles E. F. Williams 1897-7-17
GH: 01966076 Montia fontana Linnaeus USA: Maine Cranberry Isles: Great Cranberry Island E. F. Williams 1897-7-17
GH: 00759693 Portulaca grandiflora Hooker USA: Vermont Ripton: Ripton E. F. Williams 1 1908-7-17
NEBC: 00342243 Portulaca oleracea Linnaeus USA: Massachusetts Summit of Great Dome, Blue Hills Reservn. E. F. Williams 1895-9-2
GH: 00342245 Portulaca oleracea Linnaeus USA: Massachusetts Dome, Blue Hills Reserv. E. F. Williams 1895-9-2
GH: 00759727 Portulaca oleracea Linnaeus USA: New Hampshire Hampton: Hampton E. F. Williams 1901-9-22
GH: 00759770 Portulaca oleracea Linnaeus USA: Massachusetts Scituate: Scituate E. F. Williams 1898-9-11
GH: 00759783 Portulaca oleracea Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1908-9-12
GH: 00342245 Portulaca oleracea nitida Danin & H. G. Baker USA: Massachusetts Dome, Blue Hills Reserv. E. F. Williams 1895-9-2
Potamogetonaceae NEBC: 01009272 Potamogeton epihydrus Rafinesque USA: Massachusetts Woburn: Woburn, Shaker Glen E. F. Williams 1894-9-2
GH: 00700526 Potamogeton pusillus tenuissimus Mertens & Koch USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-12
Pottiaceae FH: 00623115 Bryoerythrophyllum recurvirostrum (Hedwig) P. C. Chen USA: Maine Mount Desert (Hancock County): [data not cap... E. F. Williams 1899-7-22
Primulaceae NEBC: 00387987 Hottonia inflata Elliott USA: Massachusetts Boston: Stony Brook [Reservation] E. F. Williams 1897-5-30
GH: 00443504 Hottonia inflata Elliott USA: Massachusetts Boston: outlet of Muddy [Turtle] Pond, Stony... E. F. Williams 1897-6-26
NEBC: 00610853 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts Gloucester: Gloucester E. F. Williams 1897-8-15
GH: 00610861 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts Rockport: Rockport E. F. Williams 1897-8-15
NEBC: 00610882 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts Marshfield: Marshfield E. F. Williams 1896-10-4
NEBC: 00610885 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts Scituate: Scituate E. F. Williams 1897-9-6
NEBC: 00610905 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Massachusetts Falmouth: Falmouth E. F. Williams 1911-7-6
GH: 00610932 Lysimachia arvensis (Linnaeus) U. Manns & Anderberg USA: Rhode Island Middletown: Middletown E. F. Williams 1909-7-5
NEBC: 00375162 Lysimachia borealis (Rafinesque) U. Manns & Anderberg USA: Massachusetts Norwood: Purgatory E. F. Williams 1895-5-19
GH: 00502738 Lysimachia hybrida Michaux USA: Massachusetts Sharon: Sharon E. F. Williams 1896-7-12
NEBC: 00502743 Lysimachia hybrida Michaux USA: Massachusetts Wellesley: Wellesley E. F. Williams 1897-8-29
GH: 00563538 Lysimachia nummularia Linnaeus USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-9
GH: 00563540 Lysimachia nummularia Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1910-7-20
GH: 00563559 Lysimachia nummularia Linnaeus USA: Vermont Wallingford: Wallingford E. F. Williams 1908-5-25
GH: 00563568 Lysimachia nummularia Linnaeus USA: Massachusetts Georgetown: Georgetown E. F. Williams 1906-7-4
NEBC: 00563620 Lysimachia nummularia Linnaeus USA: Rhode Island Portsmouth: Portsmouth E. F. Williams 1911-6-18
GH: 01041646 Lysimachia quadrifolia Linnaeus USA: Massachusetts Lincoln: Lincoln E. F. Williams 1899-6-17
GH: 01076303 Lysimachia terrestris (Linnaeus) Britton, Sterns & Poggenburg USA: Massachusetts Winchester: Winchester, Winter Pond E. F. Williams 1896-10-11
NEBC: 00678713 Primula mistassinica Michaux USA: Vermont Willoughby E. F. Williams 1894-7-25
NEBC: 00375162 Trientalis borealis Rafinesque USA: Massachusetts Norwood: Purgatory E. F. Williams 1895-5-19
Pteridaceae GH: 00216879 Adiantum pedatum Linnaeus USA: Connecticut Lyme: E. F. Williams 1905-6-17
NEBC: 00219229 Adiantum pedatum Linnaeus USA: Massachusetts Lincoln: Lincoln E. F. Williams 1896-8-29
NEBC: 00219219 Adiantum pedatum Linnaeus USA: Massachusetts Boxford: E. F. Williams 1906-8-9
GH: 00216818 Adiantum pedatum Linnaeus USA: New Hampshire Randolph: Gordon Ridge E. F. Williams 1894-7-11
GH: 00216829 Adiantum pedatum Linnaeus USA: Vermont Brandon: E. F. Williams 1908-5-21
GH: 00216819 Adiantum pedatum Linnaeus USA: New Hampshire Warren: Breezy Point E. F. Williams 1907-7-31
GH: 00216825 Adiantum pedatum Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-23
GH: 00216858 Adiantum pedatum Linnaeus USA: Massachusetts Mount Greylock E. F. Williams 1901-6-16
NEBC: 00216933 Adiantum pedatum Linnaeus USA: New Hampshire Randolph: Gordon Ridge, Mount Madison E. F. Williams 1895-7-23
NEBC: 00219168 Adiantum pedatum Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-23
NEBC: 00216934 Adiantum pedatum Linnaeus USA: New Hampshire Mount Adams, near the base E. F. Williams 1895-7-23
NEBC: 00681381 Adiantum pedatum Linnaeus USA: Massachusetts Charlemont: Charlemont E. F. Williams 1907-7-10
Ranunculaceae GH: 00759829 Aconitum napellus Linnaeus USA: Vermont Hancock: Hancock E. F. Williams 1908-7-18
GH: 00561916 Actaea pachypoda Elliott USA: Maine Mt. Desert E. F. Williams July 25, 1899 1899-7-25
NEBC: 00561950 Actaea pachypoda Elliott USA: New Hampshire Mt. Adams E. F. Williams 1895-7-23
GH: 00561951 Actaea pachypoda Elliott USA: New Hampshire Randolph: Randolph E. F. Williams 1895-7-24
NEBC: 00561944 Actaea pachypoda Elliott USA: Massachusetts Waltham: Waltham, N. of Prospect [Hill] Park E. F. Williams 1895-10-6
NEBC: 00561999 Actaea pachypoda Elliott USA: Vermont Willoughby E. F. Williams 1898-6-10
NEBC: 00562044 Actaea pachypoda Elliott USA: Massachusetts Georgetown: Georgetown E. F. Williams 1906-8-3
GH: 00562117 Actaea pachypoda Elliott USA: Massachusetts Ashfield: Ashfield E. F. Williams 1907-7-12
NEBC: 00753675 Actaea rubra (Aiton) Willdenow USA: Maine Frenchville: Frenchville E. F. Williams 1900-7-20
GH: 00753692 Actaea rubra (Aiton) Willdenow USA: Maine Mount Katahdin E. F. Williams 1900-7-16
GH: 00866527 Actaea rubra (Aiton) Willdenow USA: New Hampshire Mount Washington E. F. Williams 1895-7-8
GH: 00866528 Actaea rubra (Aiton) Willdenow USA: New Hampshire Randolph: Randolph E. F. Williams 1895-8-3
GH: 00866567 Actaea rubra (Aiton) Willdenow USA: Vermont Willoughby Mountain E. F. Williams 1896-7-24
NEBC: 01034411 Actaea rubra (Aiton) Willdenow USA: Massachusetts Winchester: Winchester, Winter Pond E. F. Williams 1895-5-12
NEBC: 01034422 Actaea rubra (Aiton) Willdenow USA: Massachusetts Revere: Revere E. F. Williams 1896-5-26
NEBC: 01034423 Actaea rubra (Aiton) Willdenow USA: Massachusetts Revere: Revere E. F. Williams 1896-6-28
GH: 01034473 Actaea rubra (Aiton) Willdenow USA: Massachusetts Adams: Adams E. F. Williams 1901-6-16
GH: 00283708 Anemone Linnaeus USA: Maine Saint Francis (Maine): Rocky islet at mouth ... E. F. Williams 1 1900-7-30
NEBC: 00342721 Anemone americana (de Candolle) H. Hara USA: Massachusetts Stoneham: East slope of Bear Hill, Middlesex... E. F. Williams 1896-5-3
NEBC: 00342722 Anemone americana (de Candolle) H. Hara USA: Massachusetts Stoneham: East slope of Bear Hill, Middlesex... E. F. Williams 1896-5-3
GH: 00342723 Anemone americana (de Candolle) H. Hara USA: Massachusetts Middlesex Fells Reservation E. F. Williams 1899-4-30
NEBC: 00342744 Anemone americana (de Candolle) H. Hara USA: Massachusetts Medford: Little Neck, Middlesex Fells [Reser... E. F. Williams 1895-4-19
NEBC: 00342745 Anemone americana (de Candolle) H. Hara USA: Massachusetts Medford: Little Neck, Middlesex Fells [Reser... E. F. Williams 1895-4-19
GH: 01034522 Anemone canadensis Linnaeus USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-7-26
NEBC: 01034523 Anemone canadensis Linnaeus USA: Maine Fort Kent: Fort Kent E. F. Williams 1901-8-10
NEBC: 01034525 Anemone canadensis Linnaeus USA: Maine Frenchville: Frenchville E. F. Williams 1900-7-20
GH: 01034526 Anemone canadensis Linnaeus USA: Maine Frenchville: Frenchville E. F. Williams 1900-7-20
GH: 01034563 Anemone canadensis Linnaeus USA: Vermont Weybridge: Weybridge E. F. Williams 1908-7-8
GH: 01034577 Anemone canadensis Linnaeus USA: Massachusetts Waltham: Waltham E. F. Williams 1897-6-6
NEBC: 01034578 Anemone canadensis Linnaeus USA: Massachusetts Waltham: Waltham E. F. Williams 1897-6-6
NEBC: 01034612 Anemone cylindrica A. Gray USA: New Hampshire Alstead: Alstead E. F. Williams 1901-7-28
GH: 01034659 Anemone cylindrica A. Gray USA: Massachusetts Barnstable Town E. F. Williams 1896-9-6
NEBC: 01034660 Anemone cylindrica A. Gray USA: Massachusetts Barnstable Town E. F. Williams 1896-9-6
NEBC: 01034661 Anemone cylindrica A. Gray USA: Massachusetts Barnstable Town E. F. Williams 1896-7-5
NEBC: 01034665 Anemone cylindrica A. Gray USA: Massachusetts Ashfield: Ashfield E. F. Williams 1907-7-9
GH: 01034667 Anemone cylindrica A. Gray USA: Massachusetts Ashfield: Ashfield E. F. Williams 1909-7-20
GH: 01034687 Anemone cylindrica A. Gray USA: Rhode Island Lincoln: Lincoln E. F. Williams 1910-10-2
GH: 00283708 Anemone multifida Poiret USA: Maine Saint Francis (Maine): Rocky islet at mouth ... E. F. Williams 1 1900-7-30
NEBC: 00669760 Anemone multifida Poiret USA: Maine St. Francis E. F. Williams 1900-7-30
NEBC: 00572031 Anemone quinquefolia Linnaeus USA: Massachusetts Burlington: Burlington E. F. Williams 1899-5-14
NEBC: 00572045 Anemone quinquefolia Linnaeus USA: Massachusetts Wilmington: Wilmington E. F. Williams 1902-5-18
NEBC: 00572052 Anemone quinquefolia Linnaeus USA: Massachusetts Canton: Canton E. F. Williams 1895-5-5
NEBC: 00572063 Anemone quinquefolia Linnaeus USA: Massachusetts Norwood: Norwood E. F. Williams 1895-5-19
GH: 00572151 Anemone quinquefolia Linnaeus USA: Rhode Island Cumberland: Cumberland E. F. Williams 1904-5-15
GH: 00342832 Anemone virginiana Linnaeus USA: Massachusetts Randolph Ave., Blue Hills Reserv. E. F. Williams 1895-6-30
GH: 00342833 Anemone virginiana Linnaeus USA: Massachusetts Middlesex Fells Reserv. E. F. Williams 1895-12-21
NEBC: 00753713 Anemone virginiana Linnaeus USA: New Hampshire Alstead: Alstead E. F. Williams 1901-7-28
NEBC: 00753781 Anemone virginiana Linnaeus USA: Massachusetts South Georgetown E. F. Williams 1899-8-2
GH: 00753808 Anemone virginiana Linnaeus USA: Massachusetts Sharon: Sharon E. F. Williams 1896-7-21
NEBC: 00753821 Anemone virginiana Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-7-5
NEBC: 00753822 Anemone virginiana Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-9-6
NEBC: 00753842 Anemone virginiana Linnaeus USA: Massachusetts Conway: Conway E. F. Williams 1907-7-12
GH: 00753886 Anemone virginiana Linnaeus USA: Rhode Island Cumberland: Cumberland E. F. Williams 1903-9-13
NEBC: 00753947 Anemone virginiana riparia (Fernald) B. Boivin USA: Maine St. Francis E. F. Williams 1900-7-30
GH: 00866589 Anemone virginiana riparia (Fernald) B. Boivin USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-6
NEBC: 00866598 Anemone virginiana riparia (Fernald) B. Boivin USA: Vermont Willoughby E. F. Williams 1896-7-18
GH: 00866624 Anemone virginiana riparia (Fernald) B. Boivin USA: Massachusetts Buckland: Buckland E. F. Williams 1909-7-18
GH: 00866625 Anemone virginiana riparia (Fernald) B. Boivin USA: Massachusetts East Charlemont E. F. Williams 1909-7-17
GH: 00485480 Aquilegia canadensis Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1908-5-31
NEBC: 00485490 Aquilegia canadensis Linnaeus USA: Rhode Island Cumberland: Cumberland E. F. Williams 1904-5-15
GH: 00485300 Aquilegia canadensis Linnaeus USA: Maine South Chesterville E. F. Williams 1901
GH: 00485358 Aquilegia canadensis Linnaeus USA: New Hampshire Rye: Rye E. F. Williams 1903-6-14
GH: 00485366 Aquilegia canadensis Linnaeus USA: New Hampshire Troy: Troy E. F. Williams 1899-5-30
GH: 00485382 Aquilegia canadensis Linnaeus USA: Vermont Brandon: Brandon E. F. Williams 1908-5-21
GH: 00759839 Aquilegia vulgaris Linnaeus USA: Maine Phillips: Phillips E. F. Williams 1903-8-4
GH: 00759865 Aquilegia vulgaris Linnaeus USA: Vermont Bristol: Bristol E. F. Williams 2 1898-6-12
GH: 00759868 Aquilegia vulgaris Linnaeus USA: New Hampshire Warren: Warren E. F. Williams 1910-7-24
GH: 00759879 Aquilegia vulgaris Linnaeus USA: Vermont Willoughby E. F. Williams 1898-6-9
GH: 00759881 Aquilegia vulgaris Linnaeus USA: Vermont West Burke E. F. Williams 1898-6-9
GH: 00759883 Aquilegia vulgaris Linnaeus USA: Vermont Stowe: Stowe E. F. Williams 1897-6-2
NEBC: 00759900 Aquilegia vulgaris Linnaeus USA: Massachusetts Portsmouth E. F. Williams 1911-6-18
GH: 01709931 Aquilegia vulgaris atrata (Koch) Gaudin USA: Massachusetts Canton: Mr. Hemenway's place E. F. Williams 1902-5-25
GH: 01013083 Caltha palustris Linnaeus USA: Vermont Brandon: Brandon E. F. Williams 1908-5-21
NEBC: 01013100 Caltha palustris Linnaeus USA: Massachusetts Arlington: Arlington, Zion's hill bog E. F. Williams 1895-6-2
GH: 00866654 Caltha palustris Linnaeus USA: Massachusetts Woburn: Woburn, Shaker Glen E. F. Williams 1896-5-30
GH: 00866672 Caltha palustris Linnaeus USA: Massachusetts Norwood: Norwood E. F. Williams 1895-4-28
GH: 01710480 Cimicifuga racemosa (Linnaeus) Nuttall USA: New York Scarsdale E. F. Williams 1906-8-12
NEBC: 01013171 Clematis occidentalis (Hornemann) de Candolle USA: Vermont Willoughby E. F. Williams 1894-7-31
NEBC: 01013174 Clematis occidentalis (Hornemann) de Candolle USA: Vermont Willoughby E. F. Williams 1896-7-24
GH: 01013176 Clematis occidentalis (Hornemann) de Candolle USA: Vermont Willoughby Mountain E. F. Williams 2 1898-6-15
NEBC: 01013177 Clematis occidentalis (Hornemann) de Candolle USA: Vermont Willoughby Mountain E. F. Williams 1898-6-15
GH: 00866762 Clematis occidentalis (Hornemann) de Candolle USA: Vermont Brandon: Brandon E. F. Williams
NEBC: 00575594 Clematis virginiana Linnaeus USA: Maine Phillips: Phillips E. F. Williams 1903-8-4
GH: 00575694 Clematis virginiana Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-26
GH: 00575821 Clematis virginiana Linnaeus USA: Rhode Island Lincoln: Lincoln E. F. Williams 1910-10-2
GH: 01657983 Coptis trifolia (Linnaeus) Salisbury Canada: New Brunswick Woods south of Grand Falls village E. F. Williams 1901-8-14
GH: 00553392 Coptis trifolia (Linnaeus) Salisbury USA: Maine Mt. Katahdin E. F. Williams 1900-7-9
NEBC: 00553451 Coptis trifolia (Linnaeus) Salisbury USA: New Hampshire Mt. Washington E. F. Williams
NEBC: 00553453 Coptis trifolia (Linnaeus) Salisbury USA: New Hampshire Mt. Washington E. F. Williams 1897-8-4
GH: 00553538 Coptis trifolia (Linnaeus) Salisbury USA: Vermont Ripton: Ripton E. F. Williams 1908-7-3
NEBC: 00553607 Coptis trifolia (Linnaeus) Salisbury USA: Massachusetts Westwood: Westwood E. F. Williams 1901-7-21
GH: 01565016 Halerpestes cymbalaria (Pursh) Green USA: Maine Cranberry Isles: Great Cranberry Island E. F. Williams 1897-7-17
GH: 01565017 Halerpestes cymbalaria (Pursh) Green USA: Maine Cranberry Isles: Baker's Island off Mt. Dese... E. F. Williams 1899-7-22
NEBC: 01565028 Halerpestes cymbalaria (Pursh) Green USA: Maine Cranberry Isles: Great Cranberry Island E. F. Williams 1897-7-17
NEBC: 01565072 Halerpestes cymbalaria (Pursh) Green USA: New Hampshire Hampton: [no additional data] E. F. Williams 1901-9-22
GH: 01565101 Halerpestes cymbalaria (Pursh) Green USA: Massachusetts Milton: [no additional data] E. F. Williams 1903-9-29
NEBC: 01565106 Halerpestes cymbalaria (Pursh) Green USA: Massachusetts Marshfield: [no additional data] E. F. Williams 1896-10-4
NEBC: 01565108 Halerpestes cymbalaria (Pursh) Green USA: Massachusetts Marshfield: Seaview E. F. Williams 1896-10-3
NEBC: 00595921 Hepatica acutiloba de Candolle USA: Vermont Willoby E. F. Williams 1894-7-28
GH: 00595959 Hepatica acutiloba de Candolle USA: Vermont Willoughby E. F. Williams 1894-7-28
GH: 00595960 Hepatica acutiloba de Candolle USA: Vermont Brandon: Brandon E. F. Williams 1908-5-21
GH: 00595985 Hepatica acutiloba de Candolle USA: Massachusetts Ashfield: Ashfield E. F. Williams 1907-6-17
NEBC: 00583843 Hepatica acutiloba de Candolle USA: Massachusetts Lenox: Lenox E. F. Williams 1910-4-3
NEBC: 00342721 Hepatica americana (de Candolle) Ker Gawler USA: Massachusetts Stoneham: East slope of Bear Hill, Middlesex... E. F. Williams 1896-5-3
NEBC: 00342744 Hepatica americana (de Candolle) Ker Gawler USA: Massachusetts Medford: Little Neck, Middlesex Fells [Reser... E. F. Williams 1895-4-19
NEBC: 00342745 Hepatica americana (de Candolle) Ker Gawler USA: Massachusetts Medford: Little Neck, Middlesex Fells [Reser... E. F. Williams 1895-4-19
GH: 01013220 Hepatica americana (de Candolle) Ker Gawler USA: Massachusetts Lenox: Lenox E. F. Williams 1910-4-6
GH: 01013221 Hepatica americana (de Candolle) Ker Gawler USA: Massachusetts Ashfield: Ashfield E. F. Williams 1909-7-19
GH: 01013227 Hepatica americana (de Candolle) Ker Gawler USA: New Hampshire Hanover: Hanover E. F. Williams 1910-7-17
GH: 01013254 Hepatica americana (de Candolle) Ker Gawler USA: Vermont Troy: Troy E. F. Williams 1899-5-30
NEBC: 01013275 Hepatica americana (de Candolle) Ker Gawler USA: Massachusetts Georgetown: Georgetown E. F. Williams 1906-8-3
NEBC: 00342721 Hepatica triloba Chaix USA: Massachusetts Stoneham: East slope of Bear Hill, Middlesex... E. F. Williams 1896-5-3
NEBC: 00342722 Hepatica triloba Chaix USA: Massachusetts Stoneham: East slope of Bear Hill, Middlesex... E. F. Williams 1896-5-3
GH: 00342723 Hepatica triloba Chaix USA: Massachusetts Middlesex Fells Reservation E. F. Williams 1899-4-30
NEBC: 00342744 Hepatica triloba Chaix USA: Massachusetts Medford: Little Neck, Middlesex Fells [Reser... E. F. Williams 1895-4-19
NEBC: 00342745 Hepatica triloba Chaix USA: Massachusetts Medford: Little Neck, Middlesex Fells [Reser... E. F. Williams 1895-4-19
GH: 00768592 Hydrastis canadensis Linnaeus USA: Vermont Weybridge: Weybridge E. F. Williams 1902-7-29
GH: 00831005 Ranunculus abortivus Linnaeus USA: Vermont Mount Mansfield E. F. Williams 1897-7-2
GH: 00831027 Ranunculus abortivus Linnaeus USA: Vermont Brandon: Brandon E. F. Williams 1908-5-22
GH: 00831073 Ranunculus abortivus Linnaeus USA: Massachusetts Blue Hills Reservation E. F. Williams 2 1900-6-10
GH: 00831074 Ranunculus abortivus Linnaeus USA: Massachusetts South Lawrence E. F. Williams 1 1900-6-3
GH: 00831098 Ranunculus abortivus Linnaeus USA: Massachusetts Woburn: Shaker Glen near Woburn E. F. Williams 1897-5-9
GH: 01020551 Ranunculus abortivus Linnaeus USA: Rhode Island Lonsdale E. F. Williams 1904-5-15
GH: 01020552 Ranunculus abortivus Linnaeus USA: Rhode Island Providence: Providence E. F. Williams 1904-5-22
GH: 00485521 Ranunculus acris Linnaeus USA: Maine Madawaska: Madawaska E. F. Williams 1901-8-12
NEBC: 00485560 Ranunculus acris Linnaeus USA: Maine Baker's Island E. F. Williams 1899-7-22
GH: 00485604 Ranunculus acris Linnaeus USA: New Hampshire Mt. Washington E. F. Williams 1901-8-5
GH: 00485605 Ranunculus acris Linnaeus USA: New Hampshire Mt. Washington E. F. Williams 1901-8-5
GH: 00485653 Ranunculus acris Linnaeus USA: Vermont Willoughby E. F. Williams 1896-7-18
NEBC: 00485726 Ranunculus acris Linnaeus USA: Massachusetts Milton: Milton E. F. Williams 1895-6-9
NEBC: 00485729 Ranunculus acris Linnaeus USA: Massachusetts Walpole: Walpole E. F. Williams 1896-6-7
GH: 00485757 Ranunculus acris Linnaeus USA: Massachusetts Centreville E. F. Williams 1895-6-17
NEBC: 00485796 Ranunculus acris Linnaeus USA: Rhode Island Cumberland: Cumberland E. F. Williams 1904-5-29
NEBC: 00485639 Ranunculus acris Linnaeus USA: New Hampshire Peterborough: Summit--Pack Monadnock [Mounta... E. F. Williams 1901-9-2
GH: 01020675 Ranunculus allegheniensis Britton USA: Vermont Cambridge: Cambridge E. F. Williams 1897-7-5
NEBC: 01020702 Ranunculus allegheniensis Britton USA: Massachusetts Winchester: Winchester, near Winter Pond E. F. Williams 1895-5-12
GH: 01020706 Ranunculus allegheniensis Britton USA: Massachusetts Revere: Revere E. F. Williams 1897-5-23
GH: 00517305 Ranunculus bulbosus Linnaeus USA: Massachusetts Burlington: Burlington E. F. Williams 1903-5-17
NEBC: 00517319 Ranunculus bulbosus Linnaeus USA: Massachusetts Winchester: Winchester E. F. Williams 1895-6-2
NEBC: 00517334 Ranunculus bulbosus Linnaeus USA: Massachusetts Walpole: Walpole E. F. Williams 1896-6-7
NEBC: 00517420 Ranunculus bulbosus Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1 1908-5-31
NEBC: 01015874 Ranunculus flabellaris Rafinesque USA: Massachusetts Milton: Milton E. F. Williams 1896-5-24
NEBC: 00692459 Ranunculus flammula Linnaeus USA: Massachusetts Boxford: Boxford E. F. Williams 1899-8-3
GH: 01986982 Ranunculus flammula reptans (Linnaeus) E. Meyer USA: Maine Depot pond, Mt. Katahdin E. F. Williams 1900-7-16
GH: 01986983 Ranunculus flammula reptans (Linnaeus) E. Meyer USA: Maine Magalloway Plantation: Sunday Cove, Lake Umb... E. F. Williams
GH: 01986987 Ranunculus flammula reptans (Linnaeus) E. Meyer USA: New Hampshire Wentworth: Lower Baker Pond E. F. Williams 1908-7-29
GH: 00692556 Ranunculus hispidus caricetorum (Greene) T. Duncan USA: Vermont Willoughby E. F. Williams 1 1898-6-9
GH: 00692607 Ranunculus hispidus caricetorum (Greene) T. Duncan USA: Massachusetts Williamstown: Williamstown E. F. Williams 1901-6-17
GH: 00692671 Ranunculus pensylvanicus Linnaeus f. USA: Maine Fort Kent: Fort Kent E. F. Williams 2 1900-8-1
GH: 00692672 Ranunculus pensylvanicus Linnaeus f. USA: Maine Lower Grand Isle E. F. Williams 1900-7-20
GH: 00692718 Ranunculus pensylvanicus Linnaeus f. USA: New Hampshire Dummer: Dummer E. F. Williams 1895-7-29
GH: 00719115 Ranunculus recurvatus Poiret USA: New Hampshire Mount Moosilauke E. F. Williams 1908-8-3
NEBC: 00719143 Ranunculus recurvatus Poiret USA: Vermont Willoughby E. F. Williams 1898-6-17
GH: 00719170 Ranunculus recurvatus Poiret USA: Vermont Wallingford: Wallingford E. F. Williams 1908-5-25
GH: 00719205 Ranunculus recurvatus Poiret USA: Massachusetts Canton: Canton E. F. Williams 1896-5-24
NEBC: 00719206 Ranunculus recurvatus Poiret USA: Massachusetts Canton: Canton E. F. Williams 1896-5-24
NEBC: 00719259 Ranunculus recurvatus Poiret USA: Massachusetts Mount Greylock E. F. Williams 1 1901-6-16
GH: 00578559 Ranunculus repens Linnaeus USA: Maine Mount Desert Island E. F. Williams 1899-7-20
NEBC: 00580504 Ranunculus repens Linnaeus USA: Massachusetts Revere: Revere E. F. Williams 1896-6-28
NEBC: 00580580 Ranunculus repens Linnaeus USA: Massachusetts Nantucket: Nantucket E. F. Williams 1911-7-25
NEBC: 00580603 Ranunculus repens Linnaeus USA: Rhode Island Middletown: Middletown E. F. Williams 1911-6-17
GH: 00697006 Ranunculus sceleratus Linnaeus USA: Massachusetts Milton: Milton E. F. Williams 1 1903-9-29
GH: 00697655 Thalictrum amphibolum Greene USA: Massachusetts Barnstable Town E. F. Williams 1895-6-16
NEBC: 00697656 Thalictrum amphibolum Greene USA: Massachusetts Barnstable Town E. F. Williams 1895-6-16
GH: 00697657 Thalictrum amphibolum Greene USA: Massachusetts Barnstable Town E. F. Williams 1896-7-5
NEBC: 00697658 Thalictrum amphibolum Greene USA: Massachusetts Barnstable Town E. F. Williams 1896-7-5
GH: 00273710 Thalictrum dioicum Linnaeus USA: Vermont E. F. Williams 1908-5-21
GH: 00552720 Thalictrum dioicum Linnaeus USA: Vermont Sudbury: Sudbury E. F. Williams 1908-5-23
GH: 00552777 Thalictrum dioicum Linnaeus USA: Massachusetts Lexington: Lexington, on Lincoln Road E. F. Williams 1897-6-6
NEBC: 00552796 Thalictrum dioicum Linnaeus USA: Massachusetts Weston: Weston, by Stony Brook Station E. F. Williams 1897-5-16
NEBC: 00552797 Thalictrum dioicum Linnaeus USA: Massachusetts Weston: Weston, by Stony Brook Station E. F. Williams 1897-5-16
GH: 00348015 Thalictrum polygamum Muhlenberg USA: Massachusetts Randolph Ave., Blue Hills Reservation E. F. Williams 1895-6-30
GH: 00348015 Thalictrum polygamum hebecarpum Fernald USA: Massachusetts Randolph Ave., Blue Hills Reservation E. F. Williams 1895-6-30
GH: 00348015 Thalictrum pubescens Pursh USA: Massachusetts Randolph Ave., Blue Hills Reservation E. F. Williams 1895-6-30
GH: 00697061 Thalictrum pubescens Pursh USA: Maine Mount Katahdin E. F. Williams 1900-7-16
NEBC: 00692941 Thalictrum pubescens Pursh USA: Maine Rangeley: Rangeley E. F. Williams 1903-8-2
GH: 01031058 Thalictrum pubescens Pursh USA: Maine Cumberland: Cumberland E. F. Williams 1901-8-8
NEBC: 01031082 Thalictrum pubescens Pursh USA: New Hampshire Crawford E. F. Williams 1895-7-15
NEBC: 01031083 Thalictrum pubescens Pursh USA: New Hampshire Crawford E. F. Williams 1895-7-17
NEBC: 01031096 Thalictrum pubescens Pursh USA: New Hampshire Randolph: Randolph E. F. Williams 1897-7-22
NEBC: 01031100 Thalictrum pubescens Pursh USA: New Hampshire Mount Washington E. F. Williams 1895-7-8
NEBC: 01031112 Thalictrum pubescens Pursh USA: New Hampshire Crawford E. F. Williams 1895-7-15
GH: 00719845 Thalictrum pubescens Pursh USA: Vermont Ripton: Ripton E. F. Williams 1908-7-7
NEBC: 00719846 Thalictrum pubescens Pursh USA: Vermont Ripton: Ripton E. F. Williams 1908-7-7
NEBC: 00719920 Thalictrum pubescens Pursh USA: Massachusetts Milton: Milton E. F. Williams 1895-6-30
NEBC: 00697737 Thalictrum thalictroides (Linnaeus) A. J. Eames & B. Boivin USA: Massachusetts North Andover: North Andover E. F. Williams 1900-6-3
NEBC: 00697743 Thalictrum thalictroides (Linnaeus) A. J. Eames & B. Boivin USA: Massachusetts Burlington: Burlington E. F. Williams 1900-5-6
NEBC: 00697762 Thalictrum thalictroides (Linnaeus) A. J. Eames & B. Boivin USA: Massachusetts Stow - So. [South] Acton line E. F. Williams 1899-5-7
NEBC: 00697763 Thalictrum thalictroides (Linnaeus) A. J. Eames & B. Boivin USA: Massachusetts Woburn: Woburn, Shaker Glen E. F. Williams 1896-5-30
NEBC: 00697772 Thalictrum thalictroides (Linnaeus) A. J. Eames & B. Boivin USA: Massachusetts Woburn: Woburn, Shaker Glen E. F. Williams 1896-5-30
GH: 00832651 Thalictrum thalictroides (Linnaeus) A. J. Eames & B. Boivin USA: Rhode Island Cumberland: Cumberland E. F. Williams 1904-5-15
GH: 00832670 Thalictrum thalictroides (Linnaeus) A. J. Eames & B. Boivin USA: Connecticut Stratford: Stratford E. F. Williams 1901-6-9
GH: 00759931 Xanthorhiza simplicissima Marsh. USA: Massachusetts Concord: Concord, N. of Punkatasset hill E. F. Williams 1898-5-8
Rhamnaceae NEBC: 00415147 Ceanothus americanus Linnaeus USA: Massachusetts Blue Hills Reservn. E. F. Williams 1895-6-30
GH: 00443475 Ceanothus americanus Linnaeus USA: Massachusetts Middlesex Fells Reserv. E. F. Williams 1895-10-20
GH: 00443476 Ceanothus americanus Linnaeus USA: Massachusetts Blue Hills Reservation E. F. Williams 1895-9-2
NEBC: 00643632 Ceanothus americanus Linnaeus USA: New Hampshire Walpole: Walpole E. F. Williams 1901-7-28
GH: 00643652 Ceanothus americanus Linnaeus USA: Massachusetts Georgetown: Georgetown E. F. Williams 1906-7-14
GH: 00643684 Ceanothus americanus Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-7-5
NEBC: 00643685 Ceanothus americanus Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-7-5
GH: 00643722 Ceanothus americanus Linnaeus USA: Massachusetts Barnstable Town E. F. Williams 1896-7-5
GH: 00643744 Ceanothus americanus Linnaeus USA: Massachusetts Greenfield: Greenfield E. F. Williams 1910-6-17
NEBC: 00415151 Rhamnus cathartica Linnaeus USA: Massachusetts Arlington: Turkey hill E. F. Williams 1895-6-2
NEBC: 00415152 Rhamnus cathartica Linnaeus USA: Massachusetts Milton: Randolph Ave., Blue Hills Reserv. E. F. Williams 1895-12-1
GH: 00578433 Rhamnus cathartica Linnaeus USA: New Hampshire Ryegate E. F. Williams 1903-6-14
NEBC: 00580396 Rhamnus cathartica Linnaeus USA: Massachusetts Dedham: Dedham E. F. Williams 1895-9-15
NEBC: 00580401 Rhamnus cathartica Linnaeus USA: Massachusetts Norwood: Norwood E. F. Williams 1895-6-23
GH: 00578483 Rhamnus cathartica Linnaeus USA: Rhode Island Woonsocket: Woonsocket E. F. Williams 1910-10-2
GH: 00578510 Rhamnus cathartica Linnaeus USA: Connecticut Middletown: Middletown E. F. Williams 1908-5-31
Ricciaceae NEBC: 00510513 Ricciocarpos natans (Linnaeus) Corda USA: Massachusetts Concord: [no additional data] E. F. Williams 1898-5-8
Rosaceae GH: 01586447 Agrimonia gryposepala Wallroth Canada: New Brunswick St. Francis parish E. F. Williams 1900-7-29
GH: 00649628 Agrimonia gryposepala Wallroth USA: New Hampshire Randolph: Randolph E. F. Williams 1895-7-24
GH: 00649647 Agrimonia gryposepala Wallroth USA: New Hampshire Seabrook: Seabrook E. F. Williams 1898-8-8
NEBC: 00649677 Agrimonia gryposepala Wallroth USA: Massachusetts Lincoln: Lincoln E. F. Williams 1898-8-28
GH: 01586644 Agrimonia parviflora Aiton USA: New Jersey Locust [Middleton Township] E. F. Williams 1900-9-2
GH: 00649839 Agrimonia striata Michaux USA: Maine Fort Kent: Fort Kent E. F. Williams 1900-8-1
GH: 00649903 Agrimonia striata Michaux USA: New Hampshire Warren: Warren E. F. Williams 1910-7-28
GH: 00649927 Agrimonia striata Michaux USA: Vermont Willoughby E. F. Williams 1896-7-18
GH: 00649928 Agrimonia striata Michaux USA: Vermont Willoughby E. F. Williams 1896-7-18
NEBC: 00649972 Agrimonia striata Michaux USA: Massachusetts Georgetown: Georgetown E. F. Williams 1906-8-1
NEBC: 00649989 Agrimonia striata Michaux USA: Massachusetts Norwood: Norwood E. F. Williams 1898-10-2
GH: 00740383 Amelanchier arborea (F. Michaux) Fernald USA: Massachusetts Canton: Canton E. F. Williams 1895-5-5
NEBC: 00661218 Amelanchier bartramiana (Tausch) M. Roemer USA: New Hampshire Mount Washington E. F. Williams 1898-6-24
NEBC: 00661233 Amelanchier bartramiana (Tausch) M. Roemer USA: New Hampshire Mount Washington E. F. Williams 1 1893-7-13
NEBC: 00661232 Amelanchier bartramiana (Tausch) M. Roemer USA: New Hampshire Mount Washington E. F. Williams 2 1895
NEBC: 00661262 Amelanchier bartramiana (Tausch) M. Roemer USA: New Hampshire Mount Lafayette E. F. Williams 1894-8-5
NEBC: 00661580 Amelanchier bartramiana (Tausch) M. Roemer USA: Vermont Mount Mansfield E. F. Williams 1897-7-3
GH: 00661618 Amelanchier bartramiana (Tausch) M. Roemer USA: Massachusetts Mount Greylock E. F. Williams 1901-6-16
NEBC: 00423353 Amelanchier canadensis (Linnaeus) Medikus USA: Massachusetts Stoneham: S. side of Bear hill [Middlesex Fe... E. F. Williams 1896-5-3
NEBC: 00423354 Amelanchier canadensis (Linnaeus) Medikus USA: Massachusetts Holbrook: [no additional data] E. F. Williams 1899-6-18
GH: 00483906 Amelanchier canadensis (Linnaeus) Medikus USA: Massachusetts Holbrook: Holbrook E. F. Williams 1899-6-18
NEBC: 00423353 Amelanchier canadensis oblongifolia Torrey & A. Gray USA: Massachusetts Stoneham: S. side of Bear hill [Middlesex Fe... E. F. Williams 1896-5-3
GH: 00740427 Amelanchier laevis Wiegand USA: Massachusetts Canton: Canton E. F. Williams 1895-5-5
GH: 00740428 Amelanchier laevis Wiegand USA: Massachusetts Canton: Canton E. F. Williams 1895-12-1
NEBC: 00743851 Amelanchier laevis Wiegand USA: New Hampshire Mount Monadnock E. F. Williams 1898-5-30
NEBC: 00423353 Amelanchier oblongifolia (Torrey & A. Gray) M. Roemer USA: Massachusetts Stoneham: S. side of Bear hill [Middlesex Fe... E. F. Williams 1896-5-3
NEBC: 00423399 Amelanchier oblongifolia micropetala B. L. Robinson USA: Massachusetts Milton: Summit of Blue Hill, Blue Hills Rese... E. F. Williams 1901-5-12
NEBC: 00423399 Amelanchier sp. USA: Massachusetts Milton: Summit of Blue Hill, Blue Hills Rese... E. F. Williams 1901-5-12
GH: 00423365 Amelanchier spicata (Lamarck) K. Koch USA: Massachusetts Summit of Blue Hill. Blue Hills Reservation ... E. F. Williams 1900-6-10
NEBC: 00423399 Amelanchier spicata (Lamarck) K. Koch USA: Massachusetts Milton: Summit of Blue Hill, Blue Hills Rese... E. F. Williams 1901-5-12
GH: 00423365 Amelanchier stolonifera Wiegand USA: Massachusetts Summit of Blue Hill. Blue Hills Reservation ... E. F. Williams 1900-6-10
NEBC: 00740657 Amelanchier stolonifera Wiegand USA: Maine Mount Desert Island: Mount Desert Island E. F. Williams 1899-7-18
GH: 00740696 Amelanchier stolonifera Wiegand USA: Massachusetts Quincy: Quincy E. F. Williams 1910-5-3
GH: 00744082 Aronia arbutifolia (Linnaeus) Persoon USA: Massachusetts Barnstable Town E. F. Williams 1 1895-6-17
NEBC: 00738731 Aronia melanocarpa (Michaux) Elliott USA: Vermont Willoughby E. F. Williams 1898-7-21
NEBC: 00738732 Aronia melanocarpa (Michaux) Elliott USA: Vermont Willoughby E. F. Williams 1898-7-21
NEBC: 00674163 Aronia melanocarpa (Michaux) Elliott USA: Vermont Wallingford: Wallingford E. F. Williams 1908-5-25
GH: 00674164 Aronia melanocarpa (Michaux) Elliott USA: Vermont Wallingford: Wallingford E. F. Williams 1908-5-25
GH: 00674176 Aronia melanocarpa (Michaux) Elliott USA: Massachusetts Manchester: Manchester E. F. Williams 1895-8-18
NEBC: 00674179 Aronia melanocarpa (Michaux) Elliott USA: Massachusetts Rockport: Rockport E. F. Williams 1898-8-14
NEBC: 00674212 Aronia melanocarpa (Michaux) Elliott USA: Massachusetts Winchester: Winchester, edge of Winter Pond E. F. Williams 1895-5-12
GH: 00674225 Aronia melanocarpa (Michaux) Elliott USA: Massachusetts Stoughton: Stoughton E. F. Williams 1909-6-2
GH: 00674229 Aronia melanocarpa (Michaux) Elliott USA: Massachusetts Westwood: Westwood E. F. Williams 1899-5-26
NEBC: 00744159 Aronia melanocarpa (Michaux) Elliott USA: Massachusetts Marshfield: Marshfield E. F. Williams 1895-10-13