Amblystegiaceae FH: 00544647 Amblystegium serpens (Linnaeus) Schimper USA: Oregon [data not captured] T. J. Howell 1885-3
Asteraceae GH: 00988677 Artemisia ludoviciana Nuttall USA: Oregon Steens Mountain T. J. Howell 1885-6-6
A: 01234488 Artemisia spinescens D. C. Eaton USA: Oregon Harney Valley T. J. Howell 1885-5-27
GH: 02142924 Crepis runcinata Torrey & A. Gray USA: Oregon [data not captured] T. J. Howell 1885-6-1
GH: 00006386 Dimeresia howellii A. Gray USA: Oregon Stein's Mountain T. J. Howell 427 1885-6-2
GH: 02207858 Erigeron bloomeri A. Gray USA: Oregon [data not captured] T. J. Howell 430 1885-5-26
GH: 02206388 Erigeron compositus Pursh USA: Oregon [data not captured] T. J. Howell 480 1885-6-2
GH: 02206653 Erigeron corymbosus Nuttall USA: Oregon [data not captured] T. J. Howell 435 1885-5-30
GH: 02206766 Erigeron decumbens Nuttall USA: Oregon [data not captured] T. J. Howell 434 1885-6-25
GH: 02353720 Erigeron linearis (Hooker) Piper USA: Oregon [data not captured] T. J. Howell 439 1885-5-10
GH: 02353932 Erigeron lonchophyllus Hooker USA: Oregon [data not captured] T. J. Howell 437 1885-6-20
GH: 00008669 Haplopappus howellii A. Gray USA: Oregon T. J. Howell 1885-6-6
GH: 00012606 Sphaeromeria cana (D. C. Eaton) A. Heller USA: Oregon Steins Mountain T. J. Howell 451 1885-6-3
GH: 00872212 Symphyotrichum frondosum (Nuttall) G. L. Nesom USA: Oregon Stein's Mountain T. J. Howell 431 1885-6-1
GH: 00014113 Wyethia lanceolata Howell USA: Oregon Blue Mountains T. J. Howell 445 1885-5-21
Boraginaceae GH: 00096060 Cryptantha multicaule Howell USA: Oregon T. J. Howell 1885-5-8
Brachytheciaceae FH: 00787944 Brachythecium plumosum (Hedwig) Bruch, Schimper & C. Gümbel USA: Oregon [data not captured] T. J. Howell 1885-3
Brassicaceae GH: 00960108 Boechera puberula (Nuttall) Dorn USA: Oregon [data not captured] T. J. Howell 334 1885-5-26
GH: 00944241 Boechera sp. USA: Oregon [data not captured] T. J. Howell 336 1885-5-14
GH: 00948501 Boechera sparsiflora (Nuttall) Dorn USA: Oregon [data not captured] T. J. Howell 335 1885-5-26
GH: 00948502 Boechera sparsiflora (Nuttall) Dorn USA: Oregon [data not captured] T. J. Howell 337 1885-5-24
GH: 00948595 Boechera sparsiflora subvillosa (S. Watson) Dorn USA: Oregon [data not captured] T. J. Howell 338 1885-5-8
GH: 00018919 Cardamine occidentalis (S. Watson) Howell USA: Oregon Oregon City: T. J. Howell 333 1885-4
GH: 00018919 Cardamine pratensis occidentalis S. Watson ex B. L. Robinson USA: Oregon Oregon City: T. J. Howell 333 1885-4
GH: 01087594 Caulanthus pilosus S. Watson USA: Oregon [data not captured] T. J. Howell 339 1885-5-26
GH: 01084281 Descurainia pinnata nelsonii (Rydberg) Detling USA: Oregon [data not captured] T. J. Howell 347 1885-5-26
GH: 01538629 Erysimum cheiranthoides Linnaeus USA: Oregon [data not captured] T. J. Howell 340 1885-6-9
GH: 01548269 Lepidium densiflorum elongatum (Rydberg) Thellung USA: Oregon [data not captured] T. J. Howell 350 1885-5-8
GH: 00019444 Polyctenium bisulcatum Greene USA: Oregon Silvers Valley T. J. Howell 346 1885-5-24
GH: 00019625 Stanleya confertiflora (B. L. Robinson) Howell USA: Oregon Base of Stein's Mountain T. J. Howell 342 1885-5-30
GH: 00019625 Stanleya viridiflora confertiflora B. L. Robinson USA: Oregon Base of Stein's Mountain T. J. Howell 342 1885-5-30
GH: 00019745 Thelypodium howellii S. Watson USA: Oregon Camp Polk T. J. Howell 343 1885-6
Bryaceae FH: 00797205 Epipterygium tozeri (Greville) Lindberg USA: Oregon Oregon City: [no additional data] T. J. Howell 1885-3
FH: 00996636 Epipterygium tozeri (Greville) Lindberg USA: Oregon Oregon City: red clayey soil T. J. Howell 1885-3
FH: 00996636 Pohlia tozeri (Greville) Delogne USA: Oregon Oregon City: red clayey soil T. J. Howell 1885-3
Chenopodiaceae GH: 02003533 Atriplex confertifolia (Torrey & Fremont) Watson USA: Oregon [data not captured] T. J. Howell 540 1885-5-12
GH: 01826653 Atriplex pusilla (Torrey ex S. Watson) S. Watson USA: Oregon [data not captured] T. J. Howell 537 1885-6-9
GH: 01781420 Blitum capitatum Linnaeus USA: Oregon [data not captured] T. J. Howell 541 1885-5-21
GH: 01782761 Chenopodium pratericola Rydberg USA: Oregon [data not captured] T. J. Howell 543 1885-5-5
GH: 01784962 Micromonolepis pusilla (Torrey ex S. Watson) Ulbrich USA: Oregon [data not captured] T. J. Howell 538 1885-6-9
GH: 01783058 Nitrophila occidentalis S. Watson USA: Oregon [data not captured] T. J. Howell 358 1885-6-4
GH: 01785804 Suaeda nigra (Rafinesque) J. F. Macbride USA: Oregon [data not captured] T. J. Howell 539 1885-6-4
Climaciaceae FH: 00539118 Climacium dendroides (Hedwig) F. Weber & D. Mohr USA: Oregon [data not captured] T. J. Howell 1885-3
FH: 00539121 Climacium dendroides (Hedwig) F. Weber & D. Mohr USA: Oregon [data not captured] T. J. Howell 1885-3
Crassulaceae GH: 01991338 Sedum debile S. Watson USA: Oregon [no additional data] T. J. Howell 1885-6
Cyperaceae GH: 02369272 Carex praegracilis W. Boott USA: Oregon [data not captured] T. J. Howell 1885
Ditrichaceae FH: 00515299 Ceratodon purpureus (Hedwig) Bridel USA: Oregon Oregon City: [no additional data] T. J. Howell 1885-3
Encalyptaceae FH: 00796257 Encalypta ciliata Hedwig USA: Oregon [data not captured] T. J. Howell 1885-3
Fabaceae GH: 00058917 Astragalus bourgovii A. Gray USA: Oregon Trout Creek Blue Mts. T. J. Howell 377 1885-5-25
GH: 00058698 Astragalus conjunctus S. Watson USA: Oregon Near The Dalles T. J. Howell 373 1885-5-8
GH: 00058698 Astragalus conjunctus oxytropidoides M. E. Jones USA: Oregon Near The Dalles T. J. Howell 373 1885-5-8
GH: 00058718 Astragalus diaphanus Douglas ex Hooker USA: Oregon John Day River, Dayville T. J. Howell 383 1885-5-19
GH: 00058718 Astragalus diurnus S. Watson USA: Oregon John Day River, Dayville T. J. Howell 383 1885-5-19
GH: 00058698 Astragalus hoodianus Howell USA: Oregon Near The Dalles T. J. Howell 373 1885-5-8
GH: 00058830 Astragalus misellus S. Watson USA: Oregon Near Mitchell T. J. Howell 374 1885-5-15
GH: 00058917 Astragalus salmonis M. E. Jones USA: Oregon Trout Creek Blue Mts. T. J. Howell 377 1885-5-25
GH: 02176968 Lupinus leucophyllus canescens (Howell) C. P. Smith USA: Oregon [data not captured] T. J. Howell 367 1885-6-14
GH: 02177169 Lupinus microcarpus Sims USA: Oregon [data not captured] T. J. Howell 361 1885-5-11
GH: 02128309 Lupinus saxosus Howell USA: Oregon [data not captured] T. J. Howell 781 1885-5
GH: 02128307 Lupinus saxosus Howell USA: Oregon [data not captured] T. J. Howell 366 1885-5-25
GH: 00058917 Tium salmonis (M. E. Jones) Rydberg USA: Oregon Trout Creek Blue Mts. T. J. Howell 377 1885-5-25
GH: 02342856 Trifolium eriocephalum Nuttall USA: Oregon [data not captured] T. J. Howell 371 1885-6-9
GH: 02343381 Trifolium longipes hansenii (Greene) J. M. Gillett USA: Oregon [data not captured] T. J. Howell 368 1885-6-20
GH: 02343992 Trifolium productum Greene USA: Oregon [data not captured] T. J. Howell 369 1885-6-21
Fontinalaceae FH: 00540588 Dichelyma uncinatum Mitten USA: Oregon [data not captured] T. J. Howell 1885-11
Grimmiaceae FH: 00623525 Racomitrium aciculare (Hedwig) Bridel USA: Oregon Oregon City: [no additional data] T. J. Howell 1885-3
Hydrophyllaceae GH: 01166013 Conanthus parviflorus Greenman USA: Oregon T. J. Howell 1885-6-16
GH: 01166013 Nama densa Lemmon USA: Oregon T. J. Howell 1885-6-16
GH: 01166013 Nama densa parviflora (Greenman) C. L. Hitchcock USA: Oregon T. J. Howell 1885-6-16
GH: 01166013 Nama parviflora (Greenman) Constance USA: Oregon T. J. Howell 1885-6-16
Hypnaceae FH: 00840629 Hypnum cupressiforme Hedwig USA: Oregon Oregon City: [no additional data] T. J. Howell 1885
FH: 00842101 Hypnum subimponens Lesquereux USA: Oregon [data not captured] T. J. Howell 1885-3
Lamiaceae GH: 00936020 Scutellaria nana A. Gray USA: Oregon Harney Valley T. J. Howell 524 1885-6
Mniaceae FH: 00847820 Mnium affine Blandow ex Funck USA: Oregon Oregon City: Oregon City T. J. Howell 10 1885-3
FH: 00847822 Mnium affine Blandow ex Funck USA: Oregon Oregon City: Oregon City, Oregon T. J. Howell 1885-3
FH: 00847820 Plagiomnium affine (Blandow ex Funck) T. J. Koponen USA: Oregon Oregon City: Oregon City T. J. Howell 10 1885-3
FH: 00847822 Plagiomnium affine (Blandow ex Funck) T. J. Koponen USA: Oregon Oregon City: Oregon City, Oregon T. J. Howell 1885-3
FH: 00847820 Plagiomnium insigne (Mitten) T. J. Koponen USA: Oregon Oregon City: Oregon City T. J. Howell 10 1885-3
FH: 00847822 Plagiomnium insigne (Mitten) T. J. Koponen USA: Oregon Oregon City: Oregon City, Oregon T. J. Howell 1885-3
FH: 00848642 Plagiomnium venustum (Mitten) T. J. Koponen USA: Oregon Oregon City: [no additional data] T. J. Howell 1885-3
FH: 00848643 Plagiomnium venustum (Mitten) T. J. Koponen USA: Oregon [data not captured] T. J. Howell 1885-3
Papaveraceae GH: 00004553 Canbya aurea S. Watson USA: Oregon Sage planes T. J. Howell 330 1885-6-14
Plagiotheciaceae FH: 00849137 Plagiothecium denticulatum (Hedwig) Schimper USA: Oregon Oregon City: [no additional data] T. J. Howell 1885
Plantaginaceae GH: 01998912 Collinsia rattanii A. Gray USA: Oregon [data not captured] T. J. Howell 507 1885-5-10
GH: 00091240 Penstemon dayanus Howell USA: Oregon Muddy [Station, John Day Valley] T. J. Howell 54 1885-5-12
GH: 02118871 Penstemon deustus Douglas USA: Oregon [data not captured] T. J. Howell 1885-5-19
GH: 02119679 Penstemon gairdneri Hooker USA: Oregon [data not captured] T. J. Howell 509 1885-5-26
GH: 02120461 Penstemon humilis Nuttall ex A. Gray USA: Oregon [data not captured] T. J. Howell 510 1885-6-19
GH: 02122400 Penstemon seorsus (A. Nelson) D. D. Keck USA: Oregon [data not captured] T. J. Howell 512 1885-6-6
GH: 02122669 Penstemon speciosus Douglas USA: Oregon [data not captured] T. J. Howell 513 1885-5-17
Polemoniaceae GH: 00091482 Polemonium carneum luteum A. Gray USA: Oregon Cascade Mountains T. J. Howell 485 1885-6-22
Potamogetonaceae GH: 01688385 Potamogeton illinoensis Morong USA: Oregon Harvey [Valley?] T. J. Howell 553 1885-6-10
Pucciniaceae FH: 00995577 Puccinia sp. USA: Oregon E. Oregon T. J. Howell 1885-6
Ranunculaceae GH: 00263684 Ranunculus ciliosus Howell USA: Oregon Bear Valley, Blue Mountains T. J. Howell 324 1885-5-23
GH: 00263684 Ranunculus occidentalis Nuttall USA: Oregon Bear Valley, Blue Mountains T. J. Howell 324 1885-5-23
GH: 00263685 Ranunculus occidentalis Nuttall USA: Oregon Bear Valley, Blue Mountains T. J. Howell 1885-5-24
Rhytidiaceae FH: 00900912 Rhytidiadelphus triquetrus (Hedwig) Warnstorf USA: Oregon Oregon City: [no additional data] T. J. Howell 1885-3
Saxifragaceae GH: 00057116 Heuchera cuneata Howell USA: Oregon Harney Valley T. J. Howell 1885-5-28
Scrophulariaceae GH: 00078352 Eunanus cusickii Greene USA: Oregon T. J. Howell 514 1885-6-16
GH: 00078724 Mimulus bigelovii ovatus A. Gray USA: Oregon T. J. Howell 515 1885-5-12
GH: 00078724 Mimulus cusickii (Greene) Rattan USA: Oregon T. J. Howell 515 1885-5-12
GH: 00078352 Mimulus cusickii (Greene) Rattan USA: Oregon T. J. Howell 514 1885-6-16
GH: 00078724 Mimulus nanus Hooker & Arnott USA: Oregon T. J. Howell 515 1885-5-12
GH: 00078352 Mimulus sp. USA: Oregon T. J. Howell 514 1885-6-16
Splachnaceae FH: 01132642 Tayloria serrata (Hedwig) Bruch & Schimper USA: Oregon Oregon City: [no additional data] T. J. Howell 1885-3