Anacardiaceae GH: 00347266 Rhus diversiloba Torrey & A. Gray USA: California Larrabee Creek, 5 miles N. of Blocksburg J. P. Tracy 15301 1937-5-30
GH: 00347266 Toxicodendron diversilobum (Torrey & A. Gray) Greene USA: California Larrabee Creek, 5 miles N. of Blocksburg J. P. Tracy 15301 1937-5-30
Apiaceae GH: 00404399 Ligusticum californicum J. M. Coulter & Rose USA: California Snow Camp J. P. Tracy 15633 1937-8-12
Asteraceae GH: 02207455 Erigeron aliceae Howell USA: California [data not captured] J. P. Tracy 15660 1937-8-12
GH: 02348548 Erigeron foliosus confinis (Howell) Jepson USA: California [data not captured] J. P. Tracy 15515 1937-7-24
GH: 01832968 Hieracium scouleri Hooker USA: California [data not captured] J. P. Tracy 15620 1937-8-7
Brassicaceae GH: 00999379 Cardamine pensylvanica Muhlenberg ex Willdenow USA: California Trinity Summit, head of Little Hors-Linto Cr... J. P. Tracy 15401 1937-7-2
GH: 00422295 Streptanthus tortuosus Kellogg USA: California Trinity Summit, On ridge 2 miles east of Gro... J. P. Tracy 15399 1937-7-2
Cornaceae GH: 00385587 Cornus stolonifera Michaux USA: California "Devil's Hole", Trinity Summit J. P. Tracy 15518 1937-7-24
Cyperaceae GH: 00424016 Carex arcta Boott USA: California Snow Camp J. P. Tracy 15645 1937-8-12
GH: 02370331 Carex hoodii Boott USA: California [data not captured] J. P. Tracy 15377 1937-6-27
Ericaceae GH: 00350555 Arctostaphylos manzanita Parry USA: California Blue Rock Ridge (between Cummings and Bell S... J. P. Tracy 15270 1937-5-16
GH: 00350556 Arctostaphylos manzanita Parry USA: California Blue Rock Ridge (between Cummings and Bell S... J. P. Tracy 15269 1937-5-16
Fabaceae GH: 02347363 Vicia sativa Linnaeus USA: California [data not captured] J. P. Tracy 15491 1937-7-22
Fagaceae GH: 02410025 Castanopsis chrysophylla (Douglas ex Hooker) A. de Candolle USA: California South Fork Mountain West slope near top, at ... J. P. Tracy 15589 1937-7-29
GH: 00344138 Castanopsis sempervirens (Kellogg) Dudley ex Merriam USA: California South Fork Mountain; barren rocky places alo... J. P. Tracy 15583 1937-7-29
GH: 02410025 Chrysolepis chrysophylla (Douglas ex Hooker) Hjelmquist USA: California South Fork Mountain West slope near top, at ... J. P. Tracy 15589 1937-7-29
A: 00344124 Chrysolepis sempervirens (Kellogg) Hjelmquist USA: California South Fork Mountain: barren rocky places alo... J. P. Tracy 15585 1937-7-29
GH: 00344138 Chrysolepis sempervirens (Kellogg) Hjelmquist USA: California South Fork Mountain; barren rocky places alo... J. P. Tracy 15583 1937-7-29
Hippocastanaceae GH: 00381738 Aesculus californica (Spach) Nuttall USA: California Bear River. Ten miles up stream from the mou... J. P. Tracy 15357 1937-6-20
Lamiaceae GH: 00400999 Scutellaria californica A. Gray USA: California Buck Mountain, lower foothills of its northw... J. P. Tracy 15453 1937-7-19
GH: 00402255 Stachys mexicana Bentham USA: California Bear River J. P. Tracy 15342 1937-6-20
Malvaceae GH: 00420870 Sidalcea oregana eximia (Greene) C. L. Hitchcock USA: California Dow's Prairie J. P. Tracy 15432 1937-7-16
GH: 00420868 Sidalcea oregana spicata (Regel) Jepson USA: California Snow Camp J. P. Tracy 15653 1937-8-12
Melampsoraceae FH: 00989800 Melampsora euphorbiae (Ficinus & C. Schubert) Castagne USA: California Eureka (California): [no additional data] J. P. Tracy 15684 1937-9-26
FH: 00990723 Melampsorella cerastii (Persoon) J. Schröter USA: California South of Fields Landing J. P. Tracy 15444 1937-7-17
FH: 00956686 Pucciniastrum goeppertianum (J. G. Kühn) Klebahn USA: California Snow Camp J. P. Tracy 15635 1937-8-12
Onagraceae GH: 01624349 Boisduvalia densiflora (Lindley) S. Watson USA: California Larrabee Valley J. P. Tracy 15463 1937-7-19
Oxalidaceae GH: 00347390 Oxalis suksdorfii Trelease USA: California Elk Valley, low moist flats east of Crescent... J. P. Tracy 15479 1937-7-22
Pinaceae GH: 00355233 Abies grandis (Douglas ex D. Don) Lindley USA: California BEAR RIVER, Ten miles up stream from the mou... J. P. Tracy 15354 1937-6-20
Plantaginaceae GH: 00365767 Keckiella corymbosa (Bentham) Straw USA: California Vicinity of Garberville J. P. Tracy 15422 1937-7-11
GH: 02120651 Penstemon laetus sagittatus (D. D. Keck) McMinn USA: California [data not captured] J. P. Tracy 15512 1937-7-24
Pucciniaceae FH: 00945322 Phragmidium ivesiae Sydow & P. Sydow USA: California Bald Mt. J. P. Tracy 15629 1937-8-12
FH: 00940421 Pileolaria toxicodendri (Berkeley & Ravenel) Arthur USA: California Larrabee Creek, Humboldt Co. J. P. Tracy 15302 1937-5-30
FH: 01006441 Puccinia arenariae (Schumacher) J. Schröter USA: California Near Fields Landing J. P. Tracy 15445 1937-7-17
FH: 00782473 Puccinia malvacearum Bertero ex Montagne USA: California Trinity River Valley near Willow Creek J. P. Tracy 15321 1937-5-31
FH: 00782477 Puccinia malvacearum Bertero ex Montagne USA: California Trinity River Valley J. P. Tracy 15321 1937-5-31
FH: 00782695 Puccinia menthae Persoon: Persoon USA: California Camp Grant, near Dyerville J. P. Tracy 15259 1937-4-11
FH: 00956146 Puccinia violae (Schumacher) de Candolle USA: California Bald Mt. J. P. Tracy 15622 1937-8-7
FH: 01125478 Uromyces fabae (Persoon) de Bary USA: California Near Field's Landing J. P. Tracy 15669 1937-8-22
Ranunculaceae GH: 01720174 Aconitum columbianum Nuttall USA: California Snow Camp J. P. Tracy 15661 1937-8-12
GH: 00369639 Clematis ligusticifolia Nuttall USA: California Along Mad River, near Blue Lake J. P. Tracy 15608 1937-8-3
Rhamnaceae GH: 01789529 Ceanothus foliosus Parry USA: California 3 miles south of Bridgeville J. P. Tracy 15314 1937-5-30
GH: 00378125 Frangula purshiana (de Candolle) A. Gray USA: California South Fork Mountain, West slope near top, at... J. P. Tracy 15595 1937-7-29
GH: 00378125 Rhamnus purshiana de Candolle USA: California South Fork Mountain, West slope near top, at... J. P. Tracy 15595 1937-7-29
Rosaceae GH: 00345653 Horkelia sericata S. Watson USA: California Gasquet. N. side of Smith River J. P. Tracy 15465 1937-7-22
GH: 00345655 Horkelia sericata S. Watson USA: California East end of Hiouchi Flat (on north side of S... J. P. Tracy 15474 1937-7-22
A: 00346929 Osmaronia cerasiformis (Torrey & A. Gray ex Hooker & Arnott) Greene USA: California Trinity River Valley, at Willow Creek J. P. Tracy 15249 1937-4-3
A: 00345513 Spiraea douglasii Hooker USA: California Eureka J. P. Tracy 15435 1937-7-17
Salicaceae GH: 00384259 Salix melanopsis Nuttall USA: California Near Blue Lake, along Mad River J. P. Tracy 15611 1937-8-3
GH: 00384394 Salix piperi Bebb USA: California Snow Camp J. P. Tracy 15658 1937-8-12
A: 00384499 Salix scouleriana Barratt ex Hooker USA: California Van Duzen River. Near Grizzly Creek J. P. Tracy 15230 1937-2-21
A: 00384500 Salix scouleriana Barratt ex Hooker USA: California Van Duzen River. Near Grizzly Creek J. P. Tracy 15236 1937-3-21
GH: 00384531 Salix scouleriana Barratt ex Hooker USA: California Van Duzen River. Near Grizzly Creek J. P. Tracy 15238 1937-3-21
GH: 00384533 Salix scouleriana Barratt ex Hooker USA: California Van Duzen River. Near Grizzly Creek J. P. Tracy 15230 1937-2-21
GH: 00384534 Salix scouleriana Barratt ex Hooker USA: California Van Duzen River near Grizzly Creek J. P. Tracy 15236 1937-3-21
GH: 00384535 Salix scouleriana Barratt ex Hooker USA: California Van Duzen River near Grizzly Creek J. P. Tracy 15237 1937-3-21
Saxifragaceae GH: 00363673 Boykinia major A. Gray USA: California Trinity Summit, head of Little Hors-Linto Cr... J. P. Tracy 15537 1937-7-25
GH: 00363843 Lithophragma heterophyllum (Hooker & Arnott) Hooker & Arnott USA: California Bridges Creek, on South Fork of Eel River. 1... J. P. Tracy 15266 1937-5-16
A: 00380241 Ribes inerme klamathense (Coville) Jepson USA: California Trinity River Valley, at Willow Creek J. P. Tracy 15243 1937-4-3
A: 00380729 Ribes roezlii Regel USA: California Bell Springs J. P. Tracy 15278 1937-5-16
A: 00380812 Ribes roezlii Regel USA: California Near Blue Lake, along Mad River J. P. Tracy 15240 1937-3-27
Taxodiaceae GH: 00357858 Sequoia sempervirens (D. Don) Endlicher USA: California Van Duzen River near Grizzly Creek J. P. Tracy 15231 1937-2-21
Urticaceae GH: 02171482 Urtica dioica holosericea (Nuttall) Thorne USA: California [data not captured] J. P. Tracy 16449 1937-7-19