Harvard University Herbaria & Libraries

Apiaceae
GH: 00351646 Heracleum sphondylium Linnaeus Canada: K. P. Jannson 1930-8-8
Aquifoliaceae
GH: 00713184 Ilex mucronata (Linnaeus) M. Powell, Savolainen & S. Andrews USA: Rhode Island Exeter: Exeter K. P. Jannson 1930-9-6
Asteraceae
NEBC: 00531864 Artemisia vulgaris Linnaeus USA: Vermont K. P. Jannson 1855-9-27
GH: 00834806 Aster concinnus Willdenow USA: Connecticut Groton: Groton K. P. Jannson 1926-10-14
GH: 00834806 Aster sp. USA: Connecticut Groton: Groton K. P. Jannson 1926-10-14
NEBC: 00705030 Bidens connata Muhlenberg ex Willdenow USA: Connecticut Groton: Groton K. P. Jannson 1929-10-12
GH: 01038147 Bidens connata Muhlenberg ex Willdenow USA: Connecticut Groton: Groton K. P. Jannson 1 1929-9-12
GH: 01038148 Bidens connata Muhlenberg ex Willdenow USA: Connecticut Groton: Groton K. P. Jannson 4 1932-9-10
NEBC: 00705030 Bidens eatoni simulans Fassett USA: Connecticut Groton: Groton K. P. Jannson 1929-10-12
NEBC: 01079810 Euthamia tenuifolia USA: Connecticut Groton: Groton K. P. Jannson 1933-9-7
NEBC: 00535128 Hieracium murorum Linnaeus USA: Massachusetts Wellesley: Wellesley K. P. Jannson 1963-6-7
GH: 01054902 Solidago juncea Aiton USA: Connecticut New London: New London K. P. Jannson 1932-8-15
GH: 01065017 Solidago sempervirens Nuttall USA: Connecticut Groton: Groton K. P. Jannson 1929-8-27
GH: 01077013 Symphyotrichum USA: Connecticut Groton: Groton K. P. Jannson 1933
GH: 01077014 Symphyotrichum USA: Connecticut Groton: Groton K. P. Jannson 1933-10-18
GH: 00834806 Symphyotrichum sp. USA: Connecticut Groton: Groton K. P. Jannson 1926-10-14
Caryophyllaceae
GH: 01021491 Silene [bad data, blank import] USA: Connecticut Groton: Groton K. P. Jannson 1933-10-20
GH: 01077012 Silene [bad data, blank import] USA: Connecticut Groton: Groton K. P. Jannson 4 1928-10-12
Cyperaceae
NEBC: 01030681 Carex longii Mackenzie USA: Connecticut Groton: Groton K. P. Jannson 1931-7-8
Fabaceae
GH: 00711744 Lespedeza hirta Elliott USA: Connecticut Voluntown: Voluntown K. P. Jannson 1929
Fagaceae
NEBC: 00695124 Quercus coccinea Münchhausen USA: Rhode Island South Kingstown: South Kingstown K. P. Jannson 1948-9-10
Hydrocharitaceae
NEBC: 01047565 Elodea canadensis Michaux USA: Vermont Lake Bomoseen K. P. Jannson 1939-8-2
Lentibulariaceae
NEBC: 00731621 Utricularia inflata Walter USA: Connecticut Groton: Groton, Spices pond K. P. Jannson 1929-9-10
Moraceae
NEBC: 00761870 Morus alba Linnaeus USA: Connecticut Shelton: Shelton K. P. Jannson 1929-6-23
Osmundaceae
NEBC: 00631050 Osmundastrum cinnamomeum (Linnaeus) C. Presl USA: Connecticut Groton: Groton K. P. Jannson 1926-8-8
Plantaginaceae
NEBC: 00670395 Plantago rugelii Decaisne USA: Connecticut Groton: Groton K. P. Jannson 1926-9-10
Poaceae
NEBC: 01175385 Aristida dichotoma Michaux USA: Connecticut Groton: Groton K. P. Jannson 1929-8-8
NEBC: 00613418 Aristida oligantha Michaux USA: Connecticut Groton: Groton K. P. Jannson 1947-10-10
NEBC: 01174988 Danthonia compressa Austin USA: Connecticut Groton: Groton K. P. Jannson 1929-8-12
NEBC: 01174989 Danthonia compressa Austin USA: Connecticut Voluntown: Voluntown K. P. Jannson 1931-7-12
NEBC: 01174164 Muhlenbergia uniflora (Muhlenberg) Fernald USA: Connecticut Groton: Groton K. P. Jannson 1937-9-8
Polygonaceae
GH: 00731828 Polygonum hydropiper Linnaeus USA: Connecticut Groton: Groton K. P. Jannson 1932-8-28
GH: 00736110 Polygonum minus Hudson USA: Connecticut Montville: Montville K. P. Jannson 1931-8-18
Ranunculaceae
NEBC: 00517429 Ranunculus bulbosus Linnaeus USA: Connecticut Ledyard: Ledyard K. P. Jannson 11 1918-6-18
Rosaceae
NEBC: 00688935 Geum aleppicum strictum Fernald USA: Connecticut Groton: Groton K. P. Jannson 1936-7-24
NEBC: 00742531 Rubus Linnaeus USA: Connecticut Groton: Groton K. P. Jannson 12 1934 1934-7-1
NEBC: 00742532 Rubus Linnaeus USA: Connecticut Groton: Groton K. P. Jannson 12 1934 1934-7-1
NEBC: 00742439 Rubus Linnaeus USA: Connecticut Groton: Groton K. P. Jannson 1938-9-3
NEBC: 00742440 Rubus Linnaeus USA: Connecticut South Meriden K. P. Jannson 524 1948 1948-7-25
NEBC: 00758524 Rubus allegheniensis Porter USA: Connecticut Groton: Groton K. P. Jannson 507-1947 1947-8-21
NEBC: 00763643 Rubus arenicola Blanchard USA: Connecticut Plainfield: Plainfield K. P. Jannson 16 1934
NEBC: 00763645 Rubus arenicola Blanchard USA: Connecticut East Lyme: East Lyme K. P. Jannson 35 1935-6-13
NEBC: 00646641 Rubus flagellaris Willdenow USA: Connecticut North Stonington: North Stonington K. P. Jannson 49 1931 1931-7-6
GH: 01604947 Rubus hispidus Linnaeus Canada: Nova Scotia N. Sidney K. P. Jannson 1930
NEBC: 00723750 Rubus jaysmithii L. H. Bailey USA: Rhode Island Block Island K. P. Jannson 19-1938 1938-6-30
GH: 00723789 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 1934-7-21
GH: 00723790 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 1934-7-21
GH: 00723791 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 23 1932-7-26
GH: 00723792 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 23 1932-7-26
GH: 00723793 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 23 1932-6-10
GH: 00723794 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 23 1932-6-10
GH: 00723795 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 23 1932-7-26
GH: 00723796 Rubus novanglicus L. H. Bailey USA: Connecticut Groton: Groton K. P. Jannson 23 1932-7-26
GH: 00641006 Rubus pensilvanicus Poiret USA: Connecticut Groton: Groton K. P. Jannson 1931-6-22
GH: 00641007 Rubus pensilvanicus Poiret USA: Connecticut Groton: Groton K. P. Jannson 25 1931-6-22
GH: 01702868 Rubus recurvicaulis Blanchard Canada: Nova Scotia North Sidney K. P. Jannson 1930-8-2
NEBC: 00748752 Rubus recurvicaulis Blanchard USA: Connecticut North Stonington: North Stonington K. P. Jannson 490-1947 1947-6-18
Rubiaceae
GH: 00650829 Diodia virginiana Linnaeus USA: Connecticut New London: College grounds, Conn. College N... K. P. Jannson 1933-8-20
GH: 00698009 Diodia virginiana Linnaeus USA: Connecticut New London: College grounds, Conn. College N... K. P. Jannson 1933-9-27