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Search Results
— 2000 specimen records retrieved (1323 records with coordinates) (That's the default maximum. Contact Jason Alexander for larger data requests.) Results for search: County=HUMBOLDT; Source=All; Map/download results: BerkeleyMapper with layers and yellow flags |
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Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/). | |
Records are made available under the CCH Data Use Terms. |
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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ... |
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? | Specimen ID | Determination * | Collector | Collection Date | Collection Number | County | Locality | Elevation in meters | Feedback | |
---|---|---|---|---|---|---|---|---|---|---|
RSA46784 | Abies | Doris K. Kildale | 1937-8-12 | 15241 | Humboldt | South Fork Mountain. | Comment | |||
CAS-BOT-BC73468 | Abies X shastensis | Doris K. Kildale | 1925-8-17 | 1200 | Humboldt | Trinity Summit | 1889 | Comment | ||
HSC54223 | Abies concolor | Griswold, Butler | 1979-7-12 | 7288 | Humboldt | Near Lone Pine Ridge, close to the town of Willow Creek. | 1478 | Comment | ||
HSC55021 | Abies concolor | Overton, Butler | 1979-7-31 | 11430 | Humboldt | Near Water Dog Lakes, close to the town of Hoopa | 1830 | Comment | ||
UC502908 | Abies concolor | Joseph P. Tracy | Jul 16 1930-Jul 19 1930 | 8962 | Humboldt | in fir forest near McKay Camp; Northern Coast Ranges, South Fork Mountain | 1676 | Comment | ||
SD136394 | Abies grandis | Doris Kildale Niles | 1941-7-25 | Humboldt | Arcata | Comment | ||||
RSA168959 | Abies procera | G. L. Anderson | 1962-8-21 | 5 | Humboldt | Six Rivers National Forest; Horse Trail Ridge, SW slope. | 1829 | Comment | ||
CAS-BOT-BC383848 | Abronia latifolia | W. R. Dudley | 1899-6-1 | s.n. | Humboldt | Samoa | Comment | |||
CHSC1069 | Abronia latifolia | 1947-6-1 | Humboldt | Coastal. | Comment | |||||
HSC16136 | Abronia latifolia | S. J. Hawks | 1965-5-13 | 55 | Humboldt | 1 mi. W of McKinleyville, past the end of Murray Rd. | Comment | |||
HSC49509 | Abronia latifolia | R. York | 1979-5-18 | 298 | Humboldt | Stabilized dunes opposite the Louisiana Pacific mill in Samoa | Comment | |||
OBI35878 | Abronia latifolia | David J. Keil | 1983-7-1 | 17287 | Humboldt | Ca. 5 mi NW of Petrolia along Mattole Rd | Comment | |||
HSC16133 | Abronia latifolia | J. W. Johnson | 1961-8-17 | 1050 | Humboldt | Arcata, ridge 8, Lanphere Farm, Samoa Peninsula | Comment | |||
RSA0025085 | Abronia latifolia | Patricia Wilder | 1968-8-21 | 4402 | Humboldt | Northern coastal arm of Humboldt Bay, ca. 2 miles SW of Samoa, near bay by roadside. Humboldt Bay drainage area. | 5 | Comment | ||
RSA0025088 | Abronia latifolia | M. B. Dunkle | 1936-8-18 | 4817 | Humboldt | Moonstone Beach, N. Arcata. | Comment | |||
CAS-BOT-BC233751 | Abronia umbellata | Doris K. Kildale | 1926-6-18 | 2401 | Humboldt | Gold Bluffs Beach | Comment | |||
HSC98194 | Acacia decurrens | Gary J. Stebbins | 1970-3-3 | 16 | Humboldt | Along Maple Creek Rd. .5 mi. W of Maple Creek Bridge. | Comment | |||
UC502961 | Acer circinatum | Joseph P. Tracy | 1928-5-6 | 8427 | Humboldt | Willow Creek Canyon Northern Coast Ranges, Willow Creek Canyon | 609 | Comment | ||
UC527559 | Acer circinatum | C. B. Wolf | 1931-8-29 | 2368 | Humboldt | Redwood Highway 3 mi n Orick (Davison's Ranch on Prairie Creek); Davison's Ranch on Prairie Creek | 60 | Comment | ||
UC902129 | Acer glabrum var. glabrum | Joseph P. Tracy | 1942-6-23 | 17248 | Humboldt | 3 mi e Box Camp; Trinity Summit | 1584 | Comment | ||
RSA20961 | Acer glabrum var. torreyi | Carl B. Wolf | 1937-9-13 | 9336 | Humboldt | North Coast Range, Clear Lake, between Grouse Mountain and Horse Mountain | 1524 | Comment | ||
UC1115826 | Acer macrophyllum | Joseph P. Tracy | 1939-10-15 | 16518 | Humboldt | Blue Slide on Van Duzen River | 91 | Comment | ||
UC452623 | Acer macrophyllum | P. E. Goddard | 1901-7 | 47 | Humboldt | Hupa Valley Hupa Valley (Mendocino and Humboldt Counties) | Comment | |||
HSC4569 | Achillea millefolium | Paul Shields | 1955-6-12 | Humboldt | 6 miles west of Meyers Flat | Comment | ||||
HSC59675 | Achillea millefolium | George Kirn | 1977-10-12 | Humboldt | South shore Little River, 1/2 mile from mouth | 8 | Comment | |||
HSC68080 | Achillea millefolium | J. P. Smith, Steve Selva | 1970-6-30 | 4103 | Humboldt | Comment | ||||
HSC81705 | Achillea millefolium | Thomas W. Nelson, Jane P. Nelson | 1980-8-12 | 6238 | Humboldt | Logging roads S of Lundbar Hills | 61 | Comment | ||
UC963846 | Achillea millefolium | H. E. Parks and S. T. Parks | 1943-8-1 | 24246 | Humboldt | along coastal hills Egg Point; North Coast Ranges, Trinidad | 121 | Comment | ||
HSC102055 | Achlys californica | M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers | 2011-7-13 | 960 | Humboldt | Along trail from Rustic Camp to Patterson Meadows | 1534 | Comment | ||
HSC57026 | Achlys triphylla | Overton, Butler | 1979-7-24 | 9647 | Humboldt | Near Friday Camp, close to the town of Willow Creek. | 1250 | Comment | ||
UC40043 | Achnatherum lemmonii | Bolander | 1866-4 | Humboldt | Red Mountain | Comment | ||||
RSA249338 | Achnatherum nevadense | D. E. Anderson, Thomas W. Nelson, S. Dowty | 1972-6-14 | 5624 | Humboldt | Mount Lassic and 2 smaller peaks to immediate east. | 1768 | Comment | ||
UC249844 | Achyrachaena mollis | Joseph P. Tracy | 1924-6-1 | 6688 | Humboldt | near, on Lone Star Road Iaqua Buttes; Northern Coast Ranges | 609 | Comment | ||
UCD103756 | Acmispon denticulatus | R. Tofsrud | 1951-1 | s.n. | Humboldt | Location unknown. | Comment | |||
HSC40264 | Acmispon micranthus | Linda M. Barker | 1976-4-30 | 1410 | Humboldt | 3 mi. W of Arcata | Comment | |||
HSC64762 | Acmispon micranthus | Bruce Gordon | 1979-6-18 | 140 | Humboldt | Redwood National Park, NNE of K & K Rd, about 2.5 mi. S of junction of K & K Rd. and Bald Hills Rd. | 707 | Comment | ||
HSC98301 | Acmispon micranthus | J. W. Johnson | 1962-4-19 | 1276 | Humboldt | W of Texaco Service Station, Samoa Peninsula, Manila. | Comment | |||
HSC76192 | Aconitum columbianum subsp. columbianum | Overton, Butler | 1979-7-24 | 9790 | Humboldt | Near Black Rock, close to the town of Willow Creek | 1463 | Comment | ||
BLMAR360 | Actaea rubra | Clara Sander | 2003-7-7 | 360 | Humboldt | King range, Roadside | 18 | Comment | ||
SEINET12094122 | Actaea rubra | F. H. Utech | 1988-1 | 88 -268 | Humboldt | 14 mi W of Bridgeville enroute to Carlotta on CA 36, Van Duzen County Park, Pamplin Grove | 50 | Comment | ||
SEINET181253 | Adenocaulon bicolor | Bassett Maguire, Ruth R. Maguire; C. B. Maguire | 1934-6-8 | 15295 | Humboldt | Bolling Grove State Park | Comment | |||
CAS-BOT-BC29864 | Adenocaulon bicolor | Carl B. Wolf | 1927-8-21 | 766 | Humboldt | In Stephen's Grove | Comment | |||
RSA18020 | Adenocaulon bicolor | Carl B. Wolf | 1927-8-21 | s.n. | Humboldt | In Stephen's Grove | Comment | |||
UC1238824 | Adenocaulon bicolor | Joseph T. Gregory | 1933-8-6 | 525 | Humboldt | near (in woods on road from Orick to Orleans) Gann's Prairie | Comment | |||
UC1440273 | Adiantum X tracyi | L. L. Kiefer and D. Branscomb | 1964-5-19 | 1406 | Humboldt | ca. 1 mi n Garberville (ravine above Hwy 101) | 304 | Comment | ||
RSA259562 | Adiantum aleuticum | D. E. Anderson, J. P. Smith | 1971-6-28 | j- 1250 | Humboldt | 2.5 miles South of Blue lake along Mad River | Comment | |||
RSA687732 | Adiantum aleuticum | Maude Minthorn | s.n. | Humboldt | Ferndale | Comment | ||||
SEINET11719536 | Adiantum aleuticum | F. H. Utech, Sato, T.; Ohara, M. | 1990-1 | 90 -309 | Humboldt | Six Rivers National Forest, 0.5 mi S of CA 199 on French Hill Rd (USFS Rd 411) | 150 | Comment | ||
HSC54875 | Agastache urticifolia | G. L. Clifton, Griswold | 1979-7-25 | 10852 | Humboldt | Near Red Cap Lake, close to the town of Forks of Salmon. | 1784 | Comment | ||
CAS-BOT-BC30384 | Ageratina occidentalis | Henry M. Pollard | 1948-7-28 | s.n. | Humboldt | Near Orleans | Comment | |||
JEPS18700 | Ageratina occidentalis | Lincoln Constance | 1934-6-27 | 935 | Humboldt | 0.5 mi nw South Fork P.O. and R.R. Sta. (s side of Eel River, near its junction with the S. Fork at end of railroad bridge); South Fork of Eel River, Bull Creek Region | Comment | |||
RSA93723 | Ageratina occidentalis | F. W. Peirson | 1926-7-13 | 7052 | Humboldt | Near Blue Lake, Mad River | Comment | |||
UC194431 | Ageratina occidentalis | P. E. Goddard | Jun 1 1906-Jul 1 1906 | 638 | Humboldt | North Fork Eel River | Comment | |||
POM289975 | Agoseris apargioides var. maritima | Lyman Benson | 1929-7-15 | s.n. | Humboldt | Clam Beach, Trinidad | Comment | |||
CHSC10150 | Agoseris grandiflora | J. W. Johnson | 1961-8-17 | 1004 | Humboldt | Arcata. Dune field, W. M. Lanphere Farm, Samoa Peninsula. | Comment | |||
HSC98959 | Agoseris grandiflora | Cara Witte | 2008-7-28 | 956 | Humboldt | Spike Buck Mountain. Forest Service Road 5N18. Near intersection with National Forest 1. | 1592 | Comment | ||
CAS-BOT-BC29624 | Agoseris grandiflora var. grandiflora | Doris Kildale | 1927-7-3 | 3648 | Humboldt | Willow Creek Flat | 152 | Comment | ||
UC1125462 | Agoseris grandiflora var. grandiflora | H. L. Person | 1932-7-20 | 19460 | Humboldt | highway near Korbel; Eureka Quadrangle | Comment | |||
UC1125463 | Agoseris grandiflora var. grandiflora | H. L. Person | 1932-7-20 | 19459 | Humboldt | Fieldbrook Eureka Quadrangle, Fieldbrook | Comment | |||
UC166821 | Agoseris grandiflora var. grandiflora | Joseph P. Tracy | 1901-6-16 | 1152 | Humboldt | at Bucksport; Eureka | 0 | Comment | ||
UC249885 | Agoseris grandiflora var. grandiflora | Joseph P. Tracy | 1923-7-4 | 6522 | Humboldt | s South Yager Creek | 762 | Comment | ||
UC1199480 | Agoseris heterophylla var. heterophylla | Joseph P. Tracy | 1920-5-18 | 5323 | Humboldt | (on Bull Creek) Look Prairie; Northern Coast Ranges, Bull Creek | 152 | Comment | ||
UC1199484 | Agoseris heterophylla var. heterophylla | Joseph P. Tracy | 1927-5-14 | 8030 C | Humboldt | at Willow Creek; Trinity River Valley | 152 | Comment | ||
UC165756 | Agoseris heterophylla var. heterophylla | J. P. Tracy | 1903-5-22 | 1875 A | Humboldt | on grassy hills Alder Point | 152 | Comment | ||
SACT000115 | Agrostis alba var. palustris | D. Shillingbury | 1963-5-11 | Humboldt | salt or brackish marshes along the coast. bog edge | Comment | ||||
HSC8829 | Agrostis capillaris | D. J. Wilder | 1965-5-9 | 32 | Humboldt | Arcata, 151 G st. | Comment | |||
UC34113 | Agrostis exarata | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-13 | 5493 | Humboldt | near Camp Grant | Comment | |||
UC815014 | Agrostis exarata | H. E. Parks | 1935-6-1 | 5607 | Humboldt | Spruce Cove Trinidad | Comment | |||
UC1145078 | Agrostis hallii | Joseph P. Tracy | 1938-7-4 | 15983 | Humboldt | valley South Yager Creek; Valley of South Yager Creek | 762 | Comment | ||
UC187288 | Agrostis hallii | J. P. Tracy | 1900-7-4 | 876 | Humboldt | opposite Eureka (Ocean Beach at Samoa); Samoa | Comment | |||
HSC8803 | Agrostis microphylla | D. E. Anderson | 1963-10-6 | 2883 | Humboldt | Mad River bars, across from Essex Junction. | Comment | |||
HSC58795 | Agrostis oregonensis | Overton, Butler | 1979-7-31 | 11462 | Humboldt | Near Water Dog Lakes, close to the town of Hoopa | 1830 | Comment | ||
CDA20604 | Agrostis pallens | B. Freeman | 2005-8-1 | PDR 1368990 | Humboldt | North Coast; Big Lagoon. | 0 | Comment | ||
UC552730 | Agrostis pallens | Joseph P. Tracy | 1935-7-28 | 14335 | Humboldt | head Brett Hole (rocky exposed places); Trinity Summit | 1828 | Comment | ||
UC526889 | Agrostis stolonifera | Joseph P. Tracy | 1927-7-16 | 8253 | Humboldt | Elk River, mouth Northern Coast Region | 6 | Comment | ||
UCD53517 | Agrostis stolonifera | P. B. Kennedy | 1928-7-16 | 307 | Humboldt | Sea Cliff, nera Trinidad. | Comment | |||
UC1103299 | Aira caryophyllea | Joseph P. Tracy | 1919-5-31 | 5142 | Humboldt | near mouth of Willow Creek; Northern Coast Ranges, Valley of Trinity River | 152 | Comment | ||
HSC36299 | Alisma triviale | J. VanHorn | 1973-11-17 | 3 | Humboldt | E side of Hwy. 101, 2 mi. S of Arcata. | Comment | |||
CAS-BOT-BC460751 | Allium amplectens | S. K. Harris; J. P. Tracy; H. S. Yates | 1936-6-17 | 3401 | Humboldt | Crossing of Little Van Duzen River between Bridgeville and Dinsmore's. | 710 | Comment | ||
UC275537 | Allium amplectens | Joseph P. Tracy | 1923-6-24 | 6348 | Humboldt | Murphy Ridge on Bald Mt. Northern Coast Ranges, Bald Mt., Murphy Ridge | 1066 | Comment | ||
HSC74606 | Allium campanulatum | M. A. Baker | 1980-7-11 | 2798 | Humboldt | Near Red Mtn. | 1341 | Comment | ||
HSC102617 | Allium cratericola | M. R. Mesler, Robin Bencie, Ian Zacher | 2013-6-28 | 1604 | Humboldt | Slopes above Bret Hole and below trail 6E18, 1.5 km SSW of Trinity Summit. | 1778 | Comment | ||
HSC76218 | Allium falcifolium | Overton, Butler | 1979-7-24 | 9708 | Humboldt | Near Black Rock | 1554 | Comment | ||
HSC98539 | Allium falcifolium | Cara Witte | 2008-6-9 | 697 | Humboldt | Board Camp Mountain. Forest Serivce Road 4E27. Fork Camp. | 1509 | Comment | ||
UCR275114 | Allium triquetrum | Charity A. Hartshorn | 2016-4-24 | 08 | Humboldt | Arcata Marsh & Wildlife Sanctuary, east end of Klopp Lake | 7 | Comment | ||
UC535705 | Allium unifolium | Eleanor Armstrong | 1934-5-18 | Humboldt | Richardson Grove | Comment | ||||
SEINET199672 | Allium watsonii | Joseph P. Tracy | 1932-7-12 | 10484 | Humboldt | Trinity Summit, Head of Brett Hole. | 1829 | Comment | ||
CAS-BOT-BC171314 | Alnus incana subsp. tenuifolia | Joseph P. Tracy | 1932-7-15 | 10605 | Humboldt | Ridges E of Corral Prairie | 1828 | Comment | ||
CAS-BOT-BC169537 | Alnus rubra | Doris K. Kildale | 1928-2-17 | 4273 | Humboldt | Patricks Point | Comment | |||
POM106497 | Alnus rubra | Marcus E. Jones | 1924-4-26 | s.n. | Humboldt | Eureka. | Comment | |||
RSA46834 | Alnus rubra | Doris K. Kildale | 1928-3-30 | 4368 | Humboldt | Big Lagoon. | Comment | |||
SEINET186039 | Alnus rubra | H. E. Parks, ST Parks | 1938-4-1 | 24126 | Humboldt | Spruce Cove Trinidad | 61 | Comment | ||
UC198600 | Alnus rubra | Joseph P. Tracy | 1917-10-28 | 4859 | Humboldt | North Fork of Eel River Northern Coast Ranges, around Humboldt Bay | 91 | Comment | ||
UC503098 | Alnus rubra | Joseph P. Tracy | 1930-7-27 | 9113 | Humboldt | near Petrolia; North Coast Region, Mattole River | 15 | Comment | ||
HSC58073 | Alnus viridis subsp. sinuata | G. L. Clifton, Griswold | 1979-8-1 | 11965 | Humboldt | Near Mill Creek Lakes, close to the town of Hoopa | 1707 | Comment | ||
UCD55891 | Alopecurus geniculatus | William Anderson | 1965-6-26 | s.n. | Humboldt | Mad River Slough. | Comment | |||
RSA167300 | Ambrosia artemisiifolia | Joseph P. Tracy | 1950-8-20 | 19313 | Humboldt | Frank Graham's place. Trinity River Valley at Willow Creek. | 152 | Comment | ||
CAS-BOT-BC13711 | Ambrosia chamissonis | David D. Keck | 1935-6-16 | 3385 | Humboldt | Mouth of Little River. | Comment | |||
HSC91929 | Ambrosia chamissonis | E. Mackey | 1987-10-9 | Humboldt | Patricks Point State Park; Agate Beach | Comment | ||||
CAS-BOT-BC142889 | Amelanchier alnifolia var. semiintegrifolia | Carl B. Wolf | 1927-8-28 | 1178 | Humboldt | At summit of Lord Ellis Road to Blue Lake, junction of Horse Mt. Road | Comment | |||
RSA183624 | Amelanchier florida | D. E. Anderson | 1964-4-24 | 3541 | Humboldt | 0.5 mile from Hwy 299, on Titlow Hill road. | Comment | |||
RSA46661 | Amelanchier pallida | Doris K. Kildale | 1938-6-5 | 15389 | Humboldt | Horse Mountain | Comment | |||
UC666831 ![]() |
Amelanchier utahensis | Joseph P. Tracy | 1933-6-13 | 12573 | Humboldt | Hoopa Mountain; near summit on road from Hoopa w to Bair's | 1066 | Comment | ||
SD41377 | Ammophila arenaria | Edith A. Purer | 1932-7-30 | 4678 | Humboldt | South of Orick, sand dunes. | Comment | |||
UC1222278 | Amsinckia intermedia | Joseph P. Tracy | 1948-5-31 | 18023 | Humboldt | 2 mi w of Bridgeville (roadside, at the big rock) | Comment | |||
HSC17824 | Anagallis arvensis | D. E. Anderson | 1961-8-25 | 1745 | Humboldt | 1.5 mi. S of Trinidad | Comment | |||
HSC89589 | Anagallis arvensis | M. Roantree | 1985-5-24 | 54 | Humboldt | NW side of Trinidad Head, along trail | Comment | |||
SEINET11993512 | Anagallis arvensis | F. H. Utech | 1986-1 | 86 -406 | Humboldt | Cape Mendocino, along Pacific Ocean | 6 | Comment | ||
CAS-BOT-BC45143 | Anaphalis margaritacea | Bennett; Dunn; Dziekanowski | 1976-8-6 | 478 | Humboldt | By Hwy 101, N side of Orick | 30 | Comment | ||
RSA318601 | Anaphalis margaritacea | Patricia Wilder | 1968-8-21 | 4372 | Humboldt | Bog in Big Lagoon Park, just west of Hwy 101; Mt. Range: Coast range; Drainage Area: Big Lagoon to Pacific Ocean. | 2 | Comment | ||
UCSC000820 | Anaphalis margaritacea | H. L. Person | 1932-7-16 | s.n. | Humboldt | Highway N. of Trinidad Trinidad - Rock Point | Comment | |||
HSC55757 | Angelica arguta | G. L. Clifton, Terry Griswold | 1979-7-26 | 10295 | Humboldt | Near Salmon Mtn., close to the town of Forks of Salmon | 1935 | Comment | ||
HSC21444 | Angelica genuflexa | D. E. Anderson | 1961-9-30 | 1852 | Humboldt | Blue Lake | Comment | |||
CAS-BOT-BC221417 | Angelica hendersonii | L. R. Abrams | 1927-9-1 | 12065 | Humboldt | Stone Lagoon | Comment | |||
CAS-BOT-BC221421 | Angelica hendersonii | Carl B. Wolf | 1927-8-29 | 1216 | Humboldt | Devil's Gate, south of Cape Mendocino | Comment | |||
UC1087231 | Angelica hendersonii | Peter H. Raven, Richard Snow | 1958-7-21 | 13660 | Humboldt | Cape Mendocino | Comment | |||
RSA21186 | Angelica hendersonii | C. B. Wolf | 1937-8-11 | 9145 | Humboldt | 1/2 mile east of Alton. | 21 | Comment | ||
RSA246846 | Angelica lucida | R. F. Thorne, P. Everett | 1965-8-9 | 35337 | Humboldt | Along Hwy 101 about 3 miles N of Eureka; | 2 | Comment | ||
HSC81929 | Anisocarpus madioides | Thomas W. Nelson, Jane P. Nelson | 1979-7-3 | 4950 | Humboldt | Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds. | 610 | Comment | ||
UC169316 | Anisocarpus madioides | Joseph P. Tracy | 1908-6 | 2878 | Humboldt | opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges | 762 | Comment | ||
CAS-BOT-BC69103 | Antennaria media | Joseph P. Tracy | 1935-7-24 | 14202 | Humboldt | Trinity Summit. Near ranger station. | 1828 | Comment | ||
CAS-BOT-BC77290 | Antennaria microphylla | Joseph P. Tracy | 1935-7-24 | 14169 | Humboldt | Trinity Summit, near ranger station | 1828 | Comment | ||
UC582631 | Anthemis arvensis | Joseph P. Tracy | 1937-10-3 | 15691 | Humboldt | Willow Creek Trinity River Valley, Willow Creek | 152 | Comment | ||
UCD85354 | Anthoxanthum occidentale | A. H. Murphy | 1947-2-1 | s.n. | Humboldt | Along road 1 mile S of McCann. | Comment | |||
HSC38344 | Anthoxanthum odoratum | Peter Sorensen | 1976-6-2 | Humboldt | North Spit | Comment | ||||
HSC8944 | Anthoxanthum odoratum | Paul Shields | 1955-6-10 | Humboldt | Humboldt State University campus. | Comment | ||||
UC303163 | Aphanes occidentalis | Joseph P. Tracy | 1925-5-30 | 7018 | Humboldt | Bridgeville; Northern Coast Ranges | 228 | Comment | ||
HSC58102 | Apocynum androsaemifolium | G. L. Clifton, Griswold | 1979-8-1 | 12033 | Humboldt | Near N Trinity Mtn., close to the town of Hoopa | 1799 | Comment | ||
HSC99562 | Apocynum androsaemifolium | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-8-10 | 227 | Humboldt | Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest. | 1372 | Comment | ||
JEPS60402 | Aquilegia formosa | Lincoln Constance | 1934-5-29 | 733 | Humboldt | Upper Look Prairie South Fork Eel River, Bull Creek Region | 365 | Comment | ||
UC502925 | Aquilegia formosa | Joseph P. Tracy | 1932-7-13 | 10504 | Humboldt | Corral Prairie Klamath Mountains, Trinity Summit | 1524 | Comment | ||
UC1196202 | Aquilegia formosa | Joseph P. Tracy | 1926-5-9 | 7453 | Humboldt | Bridgeville Northern Coast Ranges | 228 | Comment | ||
UC1196203 | Aquilegia formosa | Joseph P. Tracy | May 16 1930-May 19 1930 | 9077 | Humboldt | McKay Camp Northern Coast Ranges, south Fork Mountain | 1676 | Comment | ||
HSC56075 | Aquilegia formosa var. truncata | G. L. Clifton, Griswold | 1979-7-31 | 11751 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa. | 1845 | Comment | ||
HSC56245 | Aquilegia formosa var. truncata | Walter Overton | 1979-8-1 | 12348 | Humboldt | Near Packsaddle Ridge, close to the town of Hoopa | 1341 | Comment | ||
HSC90416 | Arabis breweri var. breweri | C. Wilson, P. Kittleson, M. Hardig | 1992-3-17 | 36 | Humboldt | Titlow Hill Rd., 1.7 mi. S of intersection with Hwy. 299 | 1037 | Comment | ||
UC162360 | Arabis glabra | Joseph P. Tracy | 1908-6 | 2711 | Humboldt | opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River | 762 | Comment | ||
HSC99487 | Arabis glabra var. glabra | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-7-14 | 146 | Humboldt | Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest. | 1372 | Comment | ||
HSC57318 | Arabis holboellii var. retrofracta | G. L. Clifton, Terry Griswold | 1979-7-26 | 9373 | Humboldt | Near Salmon Mtn., close to the town of Forks of Salmon | 1935 | Comment | ||
UC314647 | Arbutus menziesii | Joseph P. Tracy | 1927-4-10 | 7895 | Humboldt | Trinity River Valley near the South Fork; Northern Coast Ranges, Trinity River Valley | 182 | Comment | ||
SEINET11972424 | Arbutus menziesii | J. P. Tracy | 1951-1 | 19401 | Humboldt | near Ashfield Ridge, Kneeland Prairie | 762 | Comment | ||
UC1196872 | Arctostaphylos | Joseph P. Tracy | 1926-6-6 | 7568 | Humboldt | road w from Hoopa Valley; Northern Coast Ranges, Hoopa Mountain | 914 | Comment | ||
UC585902 | Arctostaphylos | Joseph P. Tracy | 1931-3-1 | 9283 | Humboldt | Miranda South Fork of Eel River | 121 | Comment | ||
UC153958 | Arctostaphylos X media | J. P. Tracy | 1901-4-21 | 1035 | Humboldt | Immediate vicinity of Eureka | 0 | Comment | ||
CAS-BOT-BC25211 | Arctostaphylos canescens subsp. canescens | J. P. Tracy | 1927-5-15 | 8058 | Humboldt | Hoopa Mountain. On road W from Hoopa Valley | Comment | |||
HSC98568 | Arctostaphylos canescens subsp. canescens | Cara Witte | 2008-7-7 | 836 | Humboldt | Horse Mountain Botanical Area. Forest Service Road 6N38. 1/2 mile southeast of Horse Mountain Mine. | 1308 | Comment | ||
CAS-BOT-BC23776 | Arctostaphylos columbiana | Doris K. Kildale | 1926-8-15 | 2528 | Humboldt | Willow Creek, Upper Flat | 182 | Comment | ||
CAS-BOT-BC23786 | Arctostaphylos columbiana | Joseph P. Tracy | 1934-2-22 | 13134 | Humboldt | Vicinity of Trinidad | 60 | Comment | ||
RSA622682 | Arctostaphylos columbiana | Jon E. Keeley | 1996-10-13 | 27770 | Humboldt | Bald Hills Road, eastern end of Redwood National Park, 25 km west of Highway 96, north of Eureka. | 700 | Comment | ||
SBBG58415 | Arctostaphylos columbiana | H. E. Parks | 1931-3-25 | 917 | Humboldt | near Patrick's Pt | Comment | |||
HSC101662 | Arctostaphylos glandulosa subsp. glandulosa | J. P. Smith, J. O. Sawyer | 2011-4-23 | 13123 | Humboldt | Kings Peak Road near Shelter Cove. | 523 | Comment | ||
UC585935 | Arctostaphylos glandulosa subsp. glandulosa | Joseph P. Tracy | 1934-7-9 | 13332 | Humboldt | ridge 5 mi s Harris (on the road towards Bell Springs); North Coast Regions | 762 | Comment | ||
RSA632801 | Arctostaphylos knightii | Jon E. Keeley | 1996-10-13 | 27791 | Humboldt | Bald Hills Road, eastern end of Redwood National Park, 20-23 km west of Highway 96, north of Eureka. | 600 | Comment | ||
RSA632812 | Arctostaphylos knightii | Jon E. Keeley | 1996-10-13 | 27778 | Humboldt | Bald Hills Road, eastern end of Redwood National Park, 25 km west of Highway 96, north of Eureka. | 700 | Comment | ||
JEPS38928 | Arctostaphylos manzanita subsp. manzanita | Joseph P. Tracy | 1937-4-3 | 15246 | Humboldt | Willow Creek Trinity River Valley | 152 | Comment | ||
UC1198677 | Arctostaphylos manzanita subsp. manzanita | Joseph P. Tracy | 1923-3-17 | 6155 | Humboldt | Garberville Northern Coast Ranges | 121 | Comment | ||
UC1187350 | Arctostaphylos nevadensis | R. G. Skolmen | 1960-10-25 | 10 (2) | Humboldt | two and a half mi nnw Weitchepec; Quad 11D2 | 975 | Comment | ||
SEINET11989093 | Arctostaphylos nevadensis subsp. knightii | R. Gankin, Hildreth, W. R. | 1967-1 | 1177 | Humboldt | 21.4 mi E of US 101 on Bald Hills Rd from Orick, French Camp Ridge | Comment | |||
CAS-BOT-BC46628 | Arctostaphylos patula | L. B. Kildale | 1930-8-3 | 10356 | Humboldt | Chaparral Mt. at Bug Creek. | 914 | Comment | ||
CAS-BOT-BC46634 | Arctostaphylos patula | Henry M. Pollard | 1946-8-28 | s.n. | Humboldt | Orleans Mt., near summit. | 1828 | Comment | ||
CAS-BOT-BC43979 | Arctostaphylos uva-ursi | Greg de Nevers | 2001-4-18 | 12251 | Humboldt | Lanphere-Christenson dunes, near Arcata. | 9 | Comment | ||
CAS-BOT-BC43980 | Arctostaphylos uva-ursi | Jacob Sigg; Elizabeth McClintock; Walter Knight; Irja Knight | 1981-2-25 | 4071 | Humboldt | Humboldt County | 21 | Comment | ||
CAS-BOT-BC43989 | Arctostaphylos uva-ursi | C. B. Wolf | 1931-8-30 | 2374 | Humboldt | Samoa, Humboldt Bay. | 7 | Comment | ||
CAS-BOT-BC47210 | Arctostaphylos uva-ursi | Doris K. Kildale | 1927-3-4 | 2975 | Humboldt | Samoa peninsula. | Comment | |||
CHSC591 | Arctostaphylos uva-ursi | 1930-3-30 | Humboldt | Comment | ||||||
HSC12226 | Arctostaphylos uva-ursi | Gary J. Stebbins | 1970-4-18 | 68 | Humboldt | Along road to Samoa 1.1 mi. S of Mad River slough bridge | Comment | |||
HSC71372 | Arctostaphylos uva-ursi | J. P. Smith | 1971-10-6 | 4971 | Humboldt | End of Murray Rd. in McKinleyville. | Comment | |||
SBBG83935 | Arctostaphylos uva-ursi | R. Gankin, W. R. Hildreth | 1967-10-24 | 1147 | Humboldt | 1.7 mi S of Samoa, on Humboldt Peninsula | Comment | |||
UC1225931 | Arctostaphylos uva-ursi | Joseph P. Tracy | 1945-3-30 | 17498 | Humboldt | 1 block s Harris (at L St.); Eureka | 45 | Comment | ||
UCD52039 | Arctostaphylos uva-ursi | Roman Gankin | 1965-8-6 | 556 | Humboldt | 1.3 miles south of Samoa, Samoa Peninsula. | Comment | |||
RSA246677 | Arctostaphylos uva-ursi var. coactilis | R. F. Thorne, Percy C. Everett, K. Thorne | 1965-8-5 | 35156 | Humboldt | Samoa Dunes. | 3 | Comment | ||
HSC76328 | Arctostaphylos viscida | Denis Kearns | 1981-7-6 | 52 | Humboldt | Near Mosquito Lake | 1122 | Comment | ||
HSC16901 | Armeria maritima subsp. californica | J. W. Johnson | 1962-5-9 | 1337 | Humboldt | Arcata, stabilized ridge 3, Christenson Farm, Samoa Peninsula | Comment | |||
HSC22493 | Armeria maritima subsp. californica | S. V. Thompson | 1967-7-24 | 19 | Humboldt | Back from beach | Comment | |||
HSC37923 | Armeria maritima subsp. californica | Peter Sorensen | 1976-6-14 | Humboldt | N Spit | Comment | ||||
HSC40932 | Armeria maritima subsp. californica | Linda M. Barker | 1976-6-1 | 1553 | Humboldt | Lanphere-Christensen Dunes, 3 mi. W of Arcata. | Comment | |||
HSC48067 | Armeria maritima subsp. californica | Thomas W. Nelson | 1978-4-23 | 3879 | Humboldt | N of Samoa | Comment | |||
HSC59482 | Armeria maritima subsp. californica | M. A. Ericksen | 1979-4-29 | 243 | Humboldt | 0.4 mi. N of Coast Guard Station, Samoa Peninsula. | Comment | |||
HSC44338 | Arnica cernua | Brad Klipfel | 1975-6-17 | 684 | Humboldt | Horse Mtn. | Comment | |||
HSC97987 | Arnica discoidea | Cara Witte | 2007-7-8 | 430 | Humboldt | Board Camp Mountain. Pack trail 4E26. | 1463 | Comment | ||
UC1057744 | Arrhenatherum elatius | W. L. Colwell | 1957-7-6 | 42 | Humboldt | 6 mi nw of Bridgeville (Redwood House Ranch, Quadrangle 26C3); Redwood House Ranch | 685 | Comment | ||
UC1103324 | Arrhenatherum elatius | Joseph P. Tracy | 1927-7-4 | 8237 | Humboldt | North Coast Ranges, Iaqua, Lone Star Creek Lone Star Creek Lone Star Creek; North Coast Ranges, Iaqua, Lone Star Creek | 609 | Comment | ||
HSC67894 | Artemisia douglasiana | J. P. Smith | 1973-5-26 | 6803 | Humboldt | Scotia Bluffs along the Eel River near Rio Dell | Comment | |||
HSC38544 | Artemisia douglasiana | R. Sutherland | 1976-8-13 | 24 .13876 | Humboldt | Mouth of Redwood Creek at South Fork of Eel River | 27 | Comment | ||
CAS-BOT-BC90872 | Artemisia pycnocephala | Tom Craig | 1941-6-29 | s.n. | Humboldt | Samoa | Comment | |||
CDA10172 | Artemisia pycnocephala | T. C. Fuller | 1961-9-28 | 7056 | Humboldt | 1.5 miles south of Samoa. | 0 | Comment | ||
RSA109296 | Artemisia pycnocephala | H. E. Parks, S. T. Parks | 1952-06 | 24495 | Humboldt | Ocean sand dunes, Samoa | Comment | |||
UC1199378 | Artemisia suksdorfii | Joseph P. Tracy | 1939-5-28 | 16309 | Humboldt | coast bluffs s Centerville | 60 | Comment | ||
UC154231 | Aruncus dioicus var. pubescens | Joseph P. Tracy | 1909-6-13 | 2999 | Humboldt | near mouth of Warren Creek (hillside on Mad River); Northern Coast Region, Humboldt Bay Region | 0 | Comment | ||
CAS-BOT-BC453344 | Aruncus dioicus var. vulgaris | C. D. Duncan | 1920-9-22 | s.n. | Humboldt | Hoopa Valley | Comment | |||
CAS-BOT-BC400528 | Asarum caudatum | Mrs. H. E. Wilder | 1924-4-26 | s.n. | Humboldt | Carlotta | Comment | |||
HSC99362 | Asarum caudatum | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-6-24 | 11 | Humboldt | Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. | 1433 | Comment | ||
CAS-BOT-BC400539 | Asarum caudatum | C. C. Harris; S. K. Harris | 1936-6-14 | 652 | Humboldt | On Yager Road from Carlotta | 457 | Comment | ||
HSC49821 | Asarum caudatum | R. York | 1979-4-9 | 211 | Humboldt | Behind Humboldt State University | Comment | |||
HSC62839 | Asarum caudatum | J. M. DiTomaso | 1979-4-8 | 854 | Humboldt | Behind Humboldt State University campus, Arcata | Comment | |||
UC1197610 | Asclepias cordifolia | Joseph P. Tracy | 1935-7-31 | 14392 | Humboldt | ridge connecting Trinity Summit with Salmon Summit; Devil's Backbone | 1676 | Comment | ||
RSA167427 | Asclepias cordifolia | Joseph P. Tracy | 1950-7-15 | 19043 | Humboldt | Trinity River, E side, 1 mile N of mouth of Willow Creek. | Comment | |||
UC1173688 | Asclepias cordifolia | Joseph P. Tracy | 1939-5-6 | 16277 | Humboldt | Willow Creek Trinity River Valley | 152 | Comment | ||
UC1197608 | Asclepias eriocarpa | Joseph P. Tracy | 1932-9-3 | 10764 | Humboldt | Alton to Fortuna; Eel River | 15 | Comment | ||
HSC98884 | Asclepias speciosa | Cara Witte | 2007-7-3 | 406 | Humboldt | White Oak Opening. | 1242 | Comment | ||
UC449996 | Asclepias speciosa | Mrs. M. H. Manning | 1900-6 | Humboldt | Hupa Valley | Comment | ||||
RSA167434 | Asclepias speciosa | Joseph P. Tracy | 1950-7-6 | 19002 | Humboldt | On the Albee Road 2 miles south of Burr Valley | 1159 | Comment | ||
HSC1053 | Aspidotis densa | Elrid H. Spinas | 1948-5-22 | 41 | Humboldt | Horse Mtn. | Comment | |||
HSC44354 | Aspidotis densa | Brad Klipfel | 1974-5-8 | 317 | Humboldt | Horse Mountain | Comment | |||
HSC71671 | Aspidotis densa | M. A. Baker | 1980-6-26 | 2383 | Humboldt | Near Sims Creek | 610 | Comment | ||
UC1795051 | Aspidotis densa | Ruth Kirkpatrick | 2003-8-2 | 1177 | Humboldt | Kneeland Airport, E-facing slope to E of runway | Comment | |||
RSA12562 | Aster alpigenus | C. B. Wolf | 1934-7-2 | 5877 | Humboldt | Small lake at Snow Camp (Mountains east of Korbel). | 1372 | Comment | ||
POM289176 | Aster chilensis | Lyman Benson | 1928-7-10 | 448 | Humboldt | Clam Beach, Trinidad. | 9 | Comment | ||
SEINET11852839 | Aster chilensis | J. P. Tracy | 1950-1 | 19362 | Humboldt | Cape Ridge, 0.5 mi S of Capetown, along coast road, 1 i inland from Cape Mendocino | 200 | Comment | ||
BLMAR220 | Astragalus nuttallii | Jennifer Anthony-Wheeler | 1996-7-26 | 220 | Humboldt | King range, growing in open, coastal bluff 10ft W. of windy pt | 91 | Comment | ||
HSC82037 | Astragalus purshii var. lectulus | Thomas W. Nelson, James Nelson | 1980-6-10 | 5405 | Humboldt | Along Swayback Ridge 4-wheel drive road, 2.5 mi. N of junction with FS Rd. 1S07 | 1463 | Comment | ||
JEPS21028 | Astragalus rattanii var. rattanii | Joseph P. Tracy | 1926-5-15 | 7486 | Humboldt | Kneeland Prairie Northern Coast Ranges, Kneeland Prairie | 762 | Comment | ||
SEINET948796 | Astragalus umbraticus | Joseph P. Tracy | 1914-1 | 4595 | Humboldt | Bal mountians, between high prairie and snow camp. | 1219 | Comment | ||
UC180213 | Astragalus umbraticus | Joseph P. Tracy | 1914-7-5 | 4575 | Humboldt | between High Prairie and Snow Camp (Bald Mountain); Northern Coast Ranges, Bald Mt., betw High Prairie-Snow Camp | 1219 | Comment | ||
UC201702 | Astragalus umbraticus | Volney Rattan | 1883-6-27 | Humboldt | between Three Creeks and Redwood Creek (on the divide); betw Three Creeks and Redwood Creek, on the divide | Comment | ||||
RSA333466 | Athyrium filix-femina subsp. cyclosorum | Dave Kelly, W. Wisura | 1985-7-30 | 4069 | Humboldt | 4.7 miles south of Orleans, along highway 96 | Comment | |||
HSC70826 | Athyrium filix-femina var. cyclosorum | M. A. Baker | 1980-6-7 | 1818 | Humboldt | Near Ammon Creek | 732 | Comment | ||
JEPS341 | Athyrium filix-femina var. cyclosorum | Wm. K. D. Reynolds | August, 1933 | 1 | Humboldt | Briceland | Comment | |||
JEPS35140 | Athyrium filix-femina var. cyclosorum | W. L. Jepson | 1932-8-8 | 16529 | Humboldt | hill above Weott | Comment | |||
JEPS35144 | Athyrium filix-femina var. cyclosorum | Lincoln Constance | 1934-6-2 | 785 | Humboldt | S. Fork Eel River | Comment | |||
UC197922 | Athyrium filix-femina var. cyclosorum | Joseph P. Tracy | 1912-7-25 | 3814 | Humboldt | along Black Creek Kneeland Prairie; Northern Coast Ranges | 762 | Comment | ||
UC922658 | Athyrium filix-femina var. cyclosorum | Annie M. Alexander and Louise Kellogg | 1948-9-3 | 5573 | Humboldt | near Hoopa Reservation (above Trinity River Rd) | Comment | |||
UC1198296 | Athysanus pusillus | Joseph P. Tracy | 1937-5-16 | 15283 | Humboldt | nw of Harris | 914 | Comment | ||
HSC4343 | Atriplex leucophylla | D. E. Anderson | 1961-9-13 | 1809 | Humboldt | Big Lagoon County Park | Comment | |||
HSC66402 | Atriplex leucophylla | Ruby Van Deventer | 1962-5-26 | Humboldt | Beach at Big Lagoon. | 11 | Comment | |||
HSC95384 | Atriplex prostrata | Andrea Pickart | 2002-8-8 | 191 | Humboldt | Arcata Marsh at end of I st. | 0 | Comment | ||
RSA246922 | Atriplex subspicata | R. F. Thorne, P. Everett | 1965-8-8 | 35275 | Humboldt | N edge of Eureka, E of Hwy 101. | 3 | Comment | ||
HSC47798 | Avena barbata | Michael A. Watkins | 1978-6-10 | 4 | Humboldt | Arcata, E side of the 7th Street overpass to Hwy. 101 | Comment | |||
SEINET4175779 | Avena fatua | Joseph P. Tracy | 1926-5-9 | 7457 | Humboldt | Hills near Bridgeville | 610 | Comment | ||
UC34069 | Avena fatua | J. P. Tracy | 1901-6-23 | 1177 | Humboldt | Immediate vicinity of Eureka | 0 | Comment | ||
UC526701 | Avena fatua | Joseph P. Tracy | 1933-5-20 | 12229 | Humboldt | 3 mi s point of cape (sw slopes fronting ocean); Northern Coast Ranges, Cape Mendocino | 3 | Comment | ||
UCD56296 | Avena fatua | A. H. Murphy | 1951-4-2 | s.n. | Humboldt | Side of Highway 101 / mile south of Phillipsville. | Comment | |||
CAS-BOT-BC98032 | Baccharis pilularis | Doris K. Kildale | 1926-11-27 | 2845 | Humboldt | Alton Bluff | 30 | Comment | ||
CDA30197 | Baccharis pilularis | M. K. Beyers, I. Shepardson | 2009-9-13 | 258 | Humboldt | Off the eastern side of State Route 254 (Avenue of the Giants), along the Eel river, on and along a steep-cut bank that has been cemented over here, probably to prevent erosion. | 0 | Comment | ||
CDA10381 | Baccharis pilularis subsp. consanguinea | T. C. Fuller | 1961-9-27 | 7042 | Humboldt | Highway 101, 2.5 miles north of Trinidad. | 0 | Comment | ||
HSC29875 | Baccharis pilularis subsp. consanguinea | Thomas W. Nelson | 1971-11-11 | 601 | Humboldt | Foot of Murray Rd., McKinleyville. | Comment | |||
HSC78978 | Baccharis pilularis subsp. consanguinea | L. P. Janeway | 1984-12-5 | 1192 | Humboldt | On the N Spit of Humboldt Bay; on the W side Samoa Rd. near the boat ramp | 5 | Comment | ||
HSC89512 | Barbarea verna | M. Roantree | 1985-4-25 | 8 | Humboldt | E side of Trinidad Head. | Comment | |||
HSC28271 | Barbarea verna | Thomas W. Nelson | 1971-4-12 | 372 | Humboldt | Beside Hwy. 101 at the Hookton Rd. junction | Comment | |||
HSC98166 | Bellis perennis | Lincoln Constance | 1934-6-3 | 800 | Humboldt | Bull Creek Region; South Fork Eel River: N Dyerville Flat | Comment | |||
UCD129543 | Bellis perennis | Joseph M. DiTomaso | 1976-3-28 | 343 | Humboldt | Arcata, corner of 3rd and D. | Comment | |||
CAS-BOT-BC48156 | Bensoniella oregona | Joseph P. Tracy | 1923-6-24 | 6363 | Humboldt | Bald Mountain in cold wet meadow near high prairie | 1066 | Comment | ||
HSC24379 | Berberis aquifolium | J. O. Sawyer | 1970-6-24 | 2258 | Humboldt | S of Mill Creek Gap, FS 10N02 | 1433 | Comment | ||
HSC38080 | Berberis aquifolium | Thomas W. Nelson, James Nelson | 1976-5-30 | 2627 | Humboldt | McKeown Ranch, N of Dinsmore. | Comment | |||
HSC70747 | Berberis aquifolium var. repens | R. York | 1980-5-17 | 536 | Humboldt | Near Le Perron Peak | 1066 | Comment | ||
CAS-BOT-BC75797 | Berberis pinnata | Doris K. Kildale | 1926-6-27 | 2231 | Humboldt | Little Van Duzen River. On road for Bridgeville to Weaverville. | 640 | Comment | ||
CAS-BOT-BC75798 | Berberis pinnata | Doris K. Kildale | 1926-9-5 | 2645 | Humboldt | Signal Peak - Lasseck's Peak. | 1791 | Comment | ||
CAS-BOT-BC75803 | Berberis pinnata | Doris K. Kildale | 1929-3-19 | 7025 | Humboldt | Top of Liscom Hill, near Essex. | 853 | Comment | ||
CAS-BOT-BC75898 | Berberis piperiana | H. E. McMinn | 1922-8-5 | 342 | Humboldt | Van Duzen River. | Comment | |||
UC1063690 | Blechnum spicant | H. L. Person | 1932-7-19 | Humboldt | Dolbier Carson Land Lindsay Creek; Eureka Quadrangle | Comment | ||||
POM256476 | Boisduvalia densiflora | Joseph P. Tracy | 1938-7-5 | 16003 | Humboldt | Carlotta, open flat by old Strong s District School House, 5 miles east of town. | 46 | Comment | ||
RSA182046 | Boisduvalia stricta | Joseph P. Tracy | 1916-6-19 | 4728 | Humboldt | Northern coast ranges: Forks of Dobbyn Creek | 183 | Comment | ||
RSA20790 | Boykinia major | Carl B. Wolf | 1937-8-13 | 9255 | Humboldt | North Coast Range, 11 miles E of Hoopa Valley on new road towards Trinity Summit. | 1524 | Comment | ||
CAS-BOT-BC420273 | Boykinia occidentalis | Carl D. Duncan | 1920-9-22 | s.n. | Humboldt | Hoopa Valley | Comment | |||
HSC20181 | Boykinia occidentalis | H. E. Parks, S. T. Parks | Jun, Jul 1952 | 24451 | Humboldt | Spruce Cove, Trinidad | 61 | Comment | ||
UC56717 | Boykinia occidentalis | Harley P. Chandler | June, 1901 | 1311 | Humboldt | Hupa Indian Reservation; North Coast Ranges, Hupa Indian Reservation | 152 | Comment | ||
HSC98977 | Boykinia occidentalis | Cara Witte | 2008-7-28 | 958 | Humboldt | Grouse Mountain. Forest Service Road 5N04. Near spring. | 1641 | Comment | ||
JEPS49650 | Boykinia occidentalis | W. L. Jepson | 1902-7-11 | 2012 | Humboldt | walls South Fork Trinity River (river bank, Martin's Ranch); walls of the South Fork Trinity River, river bank | Comment | |||
UC420421 | Boykinia occidentalis | Mrs. M. H. Manning | 1901-7-31 | 323 | Humboldt | Eureka Trail | Comment | |||
UC725902 | Boykinia occidentalis | A. A. Heller | 1937-6-11 | 15893 | Humboldt | along U.S. Highway #101 between Bishop Pine Lodge and Big Lagoon; between Bishop Pine Lodge and Big Lagoon | Comment | |||
UCR104577 | Brassica rapa | A. R. Alexander | 1998-4-9 | 8 | Humboldt | US Highway 101 and Giuntoli Lane, near shopping center, Arcata | 152 | Comment | ||
RSA187520 | Brassica rapa | John H. Thomas | 1966-3-19 | 11487 | Humboldt | Southern end of Big Lagoon, just inland from the coast between Eureka and Crescent City. | 0 | Comment | ||
LA202097 | Brickellia californica | S. K. Harris; C. M. Wilder | 1938-9-8 | 877 | Humboldt | bars on Van Duzen River, below Blue Slide | Comment | |||
POM289092 | Brickellia californica | Lyman Benson | 1928-7-11 | 456 | Humboldt | Weott Ranger Station, Mt. Range: Seaward N Coast; Drainage Area: S Fork Eel River. | 61 | Comment | ||
HSC61765 | Briza maxima | Ruby Van Deventer | 1963-7-1 | Humboldt | Along Klamath River at Pecwan | Comment | ||||
RSA86704 | Briza maxima | Joseph P. Tracy | 1930-6-15 | 8758 | Humboldt | Alder Point | Comment | |||
HSC9087 | Briza maxima | T. M. Mingo | May 1965 | Humboldt | 0.25 mi. N of intersection of Fairhaven Dr. and old Hwy. 101 | Comment | ||||
RSA40409 | Brodiaea elegans subsp. elegans | Philip A. Munz | 1948-8-13 | 12347 | Humboldt | Highway 229, 21 miles E of Blue Lake | 762 | Comment | ||
SEINET200767 | Brodiaea elegans subsp. elegans | Joseph P. Tracy | 1936-6-10 | 14925 | Humboldt | South Fork of Trinity River mountain slopes west of its mouth | 305 | Comment | ||
UC1197748 | Brodiaea elegans subsp. elegans | Joseph P. Tracy | 1942-6-15 | 17163 | Humboldt | grassy bench 1/2 mi ne Garberville | 304 | Comment | ||
JEPS5498 | Brodiaea stellaris | Joseph P. Tracy | 1925-5-30 | 7024 | Humboldt | on grassy slopes Northern Coast Ranges, McClellan Mountain | 822 | Comment | ||
POM160287 | Brodiaea stellaris | Joseph P. Tracy | 1925-5-30 | 7024 | Humboldt | Mcclellan Mountain. | 823 | Comment | ||
UCD58190 | Bromus carinatus | A. A. Beetle; G. L. Stebbins Jr. and J. P. Tracy | 1942-6-2 | 3477 | Humboldt | Head of South Yager Creek, near Yager. | Comment | |||
CAS-BOT-BC149569 | Bromus carinatus var. carinatus | Joseph P. Tracy | 1935-6-23 | 13982 | Humboldt | Northern Coast Ranges. French Camp Ridge. | 1066 | Comment | ||
UC1103280 | Bromus carinatus var. carinatus | Joseph P. Tracy | 1920-5-18 | 5326 | Humboldt | 5 mi above mouth of South Fork (along Eel River from South Fork to Scotia); Northern Coast Ranges, Eel River | 60 | Comment | ||
UC1103284 | Bromus carinatus var. carinatus | Joseph P. Tracy | 1907-4-1 | 2556 | Humboldt | Northern Coast Region, at Eureka Eureka; Northern Coast Region, Eureka | 0 | Comment | ||
UC1145184 | Bromus carinatus var. carinatus | Joseph P. Tracy | 1937-6-17 | 15334 | Humboldt | at Eureka Eureka | 15 | Comment | ||
UC552686 | Bromus carinatus var. carinatus | Joseph P. Tracy | 1935-5-16 | 13806 | Humboldt | Northern Coast Ranges, Eureka Eureka; Northern Coast Ranges, Eureka | 0 | Comment | ||
UC185779 | Bromus carinatus var. maritimus | Joseph P. Tracy | 1912-6-9 | 3658 | Humboldt | Alton; Northern Coast Ranges, Alton | 30 | Comment | ||
HSC32480 | Bromus commutatus | D. E. Anderson, Thomas W. Nelson, S. Dowty | 1972-6-17 | 5720 | Humboldt | McKeown Ranch, N of Dinsmore | Comment | |||
HSC9297 | Bromus diandrus | J. R. Eichelberger | 1964-5-3 | 46 | Humboldt | 2 mi. N of Fieldbrook | Comment | |||
UC187100 | Bromus diandrus | Joseph P. Tracy | 1904-5-1 | 2042 | Humboldt | Northern Coast Region, at Eureka Eureka; Northern Coast Region, Eureka | 0 | Comment | ||
HSC104041 | Bromus hordeaceus | C. Reynolds | 2015-4-28 | 39 | Humboldt | Along trail through Arcata Marsh, near Interpretive Center | 5 | Comment | ||
HSC9243 | Bromus hordeaceus | B. D. Rogers | 1964-4-4 | 21 | Humboldt | Arcata, HSU campus | Comment | |||
UCSC000049 | Bromus japonicus | H. S. Yates | 1936-6-17 | 5687 | Humboldt | 1 mile W. of Bridgeville - Dyerville | 183 | Comment | ||
UC37642 | Bromus laevipes | Joseph Burtt Davy | 1899-6-27 | 5871 | Humboldt | Hupa Valley | Comment | |||
HSC9306 | Bromus madritensis subsp. rubens | D. E. Anderson | 1965-5-15 | 3705 | Humboldt | Along Hwy. 299, just N of Sugar Bowl Ranch. | Comment | |||
UC552683 | Bromus orcuttianus | Joseph P. Tracy | 1935-7-22 | 14129 | Humboldt | Trinity Summit, at Corral Prairie Corral Prairie; Trinity Summit, Corral Prairie | 1584 | Comment | ||
UC204532 | Bromus sterilis | Joseph P. Tracy | 1916-5-31 | 4698 | Humboldt | Northern Coast Ranges, along Eel River from South Fork to Scotia, Holmes Flat Holmes Flat; Northern Coast Ranges, Eel River, Holmes Flat | 60 | Comment | ||
UC1103351 | Bromus tectorum | Joseph P. Tracy | 1926-5-2 | 7423 | Humboldt | near the South Fork (Northern Coast Ranges, Trinity River Valley); Northern Coast Ranges, Trinity River Valley | 182 | Comment | ||
HSC58810 | Bromus vulgaris | G. L. Clifton, Griswold | 1979-8-1 | 11988 | Humboldt | Near Mill Creek Lakes, close to the town of Hoopa | 1707 | Comment | ||
UCD60238 | Bromus vulgaris | R. Tofsrud | 1947-7-1 | 202 | Humboldt | Near Harris. | Comment | |||
UCD60241 | Bromus vulgaris | Joseph P. Tracy | 1937-6-27 | 15378 | Humboldt | Four-mile Creek (west of mouth of South Fork of Trinity). | 670 | Comment | ||
HSC44136 | Cacaliopsis nardosmia | Thomas W. Nelson, Jane P. Nelson | 1977-7-1 | 3570 | Humboldt | Along N side of ridge between Bear and Blanket Creeks | 1494 | Comment | ||
UC1198281 | Cakile edentula | Joseph P. Tracy | 1948-6-10 | 18063 | Humboldt | sand beach w. of town Trinidad | 3 | Comment | ||
UC673075 | Cakile edentula | Joseph P. Tracy | 1940-10-3 | 16739 | Humboldt | near Samoa (on Humboldt Bay); Humboldt Bay | 3 | Comment | ||
UCD114943 | Cakile maritima | Linda M. Barker | 1976-9-3 | 1694 | Humboldt | 3 miles west of Arcata. | Comment | |||
UCD114936 | Cakile maritima | M. Barbour | 1969-9-4 | s.n. | Humboldt | West of Table Bluff (10 miles south of Eureka). | Comment | |||
UCD57218 | Calamagrostis canadensis | William Anderson | 1965-6-27 | s.n. | Humboldt | Trinidad. | Comment | |||
SEINET200618 ![]() |
Calamagrostis foliosa | Joseph P. Tracy | 1938-6-17 | 15967 B | Humboldt | Near Panther Gap on road between Mattole and Bull Creek. | 823 | Comment | ||
HSC74184 | Calamagrostis koelerioides | M. A. Baker | 1980-7-23 | 3140 | Humboldt | Near Orleans Mtn. | 1859 | Comment | ||
HSC17635 | Calandrinia ciliata | R. T. Forester | 1963-5-6 | 48 | Humboldt | 1 mi. S of Fairhaven on Samoa Rd. | Comment | |||
UC161052 | Calandrinia ciliata | Joseph P. Tracy | Jul 27 1908-Jul 30 1908 | 2810 | Humboldt | opposite Buck Mountain (in sandy places along river); Northern Coast Ranges, Valley of Van Duzen River | 762 | Comment | ||
UC1714425 | Callitriche marginata | Joseph P. Tracy | 1901-6-30 | 1207 | Humboldt | Immediate Vicinity Eureka | 0 | Comment | ||
CAS-BOT-BC80386 | Calocedrus decurrens | Doris K. Kildale | 1926-8-31 | 2606 | Humboldt | Mattole River Valley, Geo. H. Mineis Ranch | Comment | |||
HSC1286 | Calocedrus decurrens | Elrid H. Spinas | 1948-5-22 | 39 | Humboldt | Horse Mtn. | Comment | |||
HSC72926 | Calocedrus decurrens | R. York | 1980-5-23 | 619 | Humboldt | Near Buck Mtn. | 1524 | Comment | ||
HSC98964 | Calocedrus decurrens | Cara Witte | 2007-9-14 | 648 | Humboldt | Grouse Mountain Lookout. Forest Service Road 4N70. | 1649 | Comment | ||
UC1225854 | Calochortus amabilis | Joseph P. Tracy | 1948-6-13 | 18050 | Humboldt | Harris | 609 | Comment | ||
CAS-BOT-BC488452 | Calochortus amabilis | Elizabeth Parsons Hawver | 1915-6-1 | n.s. | Humboldt | Carlotto | Comment | |||
CAS-BOT-BC488453 | Calochortus amabilis | H. D. Ripley; R. C. Barneby | 1948-6-16 | 6813 | Humboldt | South of Miranda | 121 | Comment | ||
CAS-BOT-BC488455 | Calochortus amabilis | Doris K. Kildale | 1926-5-16 | 2004 | Humboldt | Miranda on south fork of Eel River. | Comment | |||
HSC82030 | Calochortus amabilis | Thomas W. Nelson, Jane P. Nelson | 1980-5-25 | 5345 | Humboldt | Along Alderpoint-Blocksburg Rd., just SE of bridge over N Dobbyn Creek | 152 | Comment | ||
SEINET4169777 | Calochortus catalinae | Unknown | 1932-7-12 | Humboldt | Trinity Summit | Comment Read comments Sep 18 2015 |
||||
HSC99312 | Calochortus tolmiei | M. A. Baker | 1980-6-7 | 1813 | Humboldt | Near Brush Mtn. | 1128 | Comment | ||
UC1537208 | Calochortus tolmiei | Gordon H. True Jr. | 1936-5-11 | 456 | Humboldt | 12 mi w Miranda; Elk Ridge | 457 | Comment | ||
UC1196205 | Caltha biflora | Joseph P. Tracy | 1932-7-16 | 10638 | Humboldt | At Corral Prairie, Trinity Summit; Klamath Mountains. | 1524 | Comment | ||
HSC103109 | Caltha leptosepala | M. Mesler | 2010-7-15 | 832 | Humboldt | Near Blake Mtn, FS rd N01 off rd 4N12 | Comment | |||
SEINET3863989 | Calycadenia fremontii | G. D. Carr | 1974-9-12 | 785 | Humboldt | 2.1 mi W of Hwy 299 on Friday Ridge Rd, ca 3.5 mi WSW of Salyer.; 0 | 458 | Comment | ||
UC195065 | Calycadenia truncata | Joseph P. Tracy | 1916-9-5 | 4755 | Humboldt | head of Canoe Creek Northern Coast Ranges, Grasshopper Ridge | 609 | Comment | ||
HSC32932 | Calyptridium monospermum | Thomas W. Nelson | 1973-5-30 | 973 | Humboldt | Humboldt/Trinity Co. line, Mt. Lassic | 1790 | Comment | ||
HSC55149 | Calyptridium monospermum | G. L. Clifton, Terry Griswold | 1979-8-1 | 12075 | Humboldt | Near N Trinity Mtn., close to the town of Hoopa. | 1798 | Comment | ||
HSC32545 | Calystegia occidentalis subsp. occidentalis | Thomas W. Nelson | 1973-7-10 | 1030 | Humboldt | Humboldt/Trinity County line, Mt. Lassic (Signal Peak) | 1790 | Comment | ||
UC162767 | Calystegia occidentalis subsp. occidentalis | Joseph P. Tracy | 1911-7-6 | 3342 | Humboldt | mountain slopes along road between Three Creeks and Mouth Willow Creek; Northern Coast Ranges, btwn Three Creeks and Willow Creek | 762 | Comment | ||
UC1222150 | Calystegia purpurata subsp. purpurata | Joseph P. Tracy | 1950-6-8 | 18769 | Humboldt | near Petrolia (2 mi down river, hills between town and Ocean); near Petrolia | Comment | |||
RSA12420 | Camassia leichtlinii subsp. suksdorfii | Carl B. Wolf | 1934-7-2 | 5873 | Humboldt | At small lake at Snow Camp (Mtns E of Korbel) | 1372 | Comment | ||
UC180216 | Camassia quamash | Joseph P. Tracy | 1914-7-4 | 4538 | Humboldt | Bald Mountain, High Prairie High Prairie; Northern Coast Ranges, Bald Mountain, High Prairie | 1066 | Comment | ||
CAS-BOT-BC493384 | Camassia quamash subsp. linearis | M. S. Jussel | 1931-5-1 | s.n. | Humboldt | On road to Garberville | Comment | |||
CDA39271 | Camassia quamash subsp. quamash | Gordon Leppig | 1998-6-1 | 874 | Humboldt | Horse Mountain. Buck Flat, Titlow Hill Road at Ammon Ridge Road. | Comment | |||
HSC16450 | Camissonia cheiranthifolia | D. E. Anderson | 1963-3-16 | 2386 | Humboldt | Scotia Bluffs | Comment | |||
HSC26985 | Camissonia cheiranthifolia | Brad Klipfel | 264 | Humboldt | Samoa | Comment | ||||
HSC59459 | Camissonia cheiranthifolia | M. A. Ericksen | 1979-5-18 | 298 | Humboldt | Samoa Dunes, .5 mi. S of Simpson Timber Company plant entrance | Comment | |||
NY679562 | Camissonia cheiranthifolia subsp. cheiranthifolia | H. H. Smith | 1911-6-17 | 3853 | Humboldt | Vances Samoa. | Comment | |||
UC144061 | Camissonia contorta | Joseph P. Tracy | 1905-6-11 | 2191 | Humboldt | Bucksport Northern Coast Region, region about Humboldt Bay | 0 | Comment | ||
CAS-BOT-BC160234 | Camissoniopsis cheiranthifolia subsp. cheiranthifolia | Peter H. Raven; Richard Snow | 1958-7-21 | 13661 | Humboldt | Cape Mendocino | Comment | |||
CAS-BOT-BC160238 | Camissoniopsis cheiranthifolia subsp. cheiranthifolia | Alice Eastwood | 1923-8-14 | 12310 | Humboldt | Samoa | Comment | |||
RSA696536 | Campanula prenanthoides | J. R. Bruff | 1937-8-17 | 941 | Humboldt | Richardson Grove. | Comment | |||
SEINET10462963 | Campanula prenanthoides | Olmo | 1928-6-10 | OLMO s.n. | Humboldt | Wooley Creek | Comment | |||
SEINET10972394 | Campanula prenanthoides | Duncan | 1920-9-22 | Duncan s.n. | Humboldt | Hoopa Valley | Comment | |||
UC583020 | Campanula prenanthoides | P. A. Munz | 1936-8-10 | 14338 | Humboldt | 15 mi e Bridgeville; Little Van Duzen River | Comment | |||
HSC34270 | Campanula scouleri | K. Irwin | 1975-8-16 | Humboldt | Grogans Hole area. | Comment | ||||
UC602560 | Campanula scouleri | Joseph P. Tracy | 1937-7-25 | 15560 | Humboldt | ne Hawkins Bar; Trinity Summit Range, Happy Camp Mountain | 1280 | Comment | ||
CAS-BOT-BC37020 | Capsella bursa-pastoris | Doris K. Kildale | 1926-8-29 | 2591 | Humboldt | Van Duzen River, near Strongs Station. | Comment | |||
CAS-BOT-BC37418 | Cardamine californica | LeRoy Ellsworth Detling | 1935-4-20 | 1642 | Humboldt | Lansdale Redwood Grove. | Comment | |||
CAS-BOT-BC37421 | Cardamine californica | LeRoy Ellsworth Detling | 1935-4-22 | 1646 | Humboldt | Redwoods, Prairie Creek Fish Hatchery. | Comment | |||
HSC33178 | Cardamine californica | Thomas W. Nelson | 1974-4-20 | 1184 | Humboldt | At Elk Head, N of Trinidad | Comment | |||
HSC6688 | Cardamine californica | D. E. Anderson | 1963-3-23 | 2398 | Humboldt | Bald Mtn. Rd. | Comment | |||
HSC6691 | Cardamine californica | D. E. Anderson | 1962-3-31 | 1965 | Humboldt | Along new Hwy. 101, W side of Freshwater Lagoon | Comment | |||
UC162350 | Cardamine californica | J. P. Tracy | 1905-2-26 | 2145 | Humboldt | immediate vicinity Eureka; immediate vicinity Eureka | 0 | Comment | ||
UCD114499 | Cardamine californica | Parks; Tracy | 1931-3-26 | 0916 | Humboldt | lower Van Duzen River. | 60 | Comment | ||
RSA167406 | Cardamine californica var. integrifolia | Joseph P. Tracy | 1950-4-20 | 18619 | Humboldt | West slope of Buck Mountain, along highway, about 2 miles S of the Little Van Duzen crossing. | Comment | |||
HSC34649 | Cardamine oligosperma | Linda M. Barker | 1974-5-11 | 172 | Humboldt | Redwood National Park, Bald Hills Rd., Gans Prairie | 549 | Comment | ||
UCD114535 | Cardamine oligosperma | Linda M. Barker | 1976-2-22 | 1317 | Humboldt | Lanphere-Christensen Dunes, 3 miles west of Arcata. | Comment | |||
UC1199207 | Cardamine oligosperma | Joseph P. Tracy | 1920-5-18 | 5328 | Humboldt | 5 mi from Dyerville (South Fork Eel River, Forest Lodge, along Eel River from South Fork to Scotia); Northern Coast Ranges, South Fork Eel River, Forest Lodge | 60 | Comment | ||
UC585638 | Carex arcta | Joseph P. Tracy | 1937-8-12 | 15645 | Humboldt | Snow Camp | 1402 | Comment | ||
POM273208 | Carex barbarae | Henry M. Pollard | s.n. | Humboldt | Near Orleans. | Comment | ||||
CHSC47364 | Carex bolanderi | L. P. Janeway | 1984-5-27 | 835 | Humboldt | Ca 1 mi E of Redway on Redwood Cr. | 91 | Comment | ||
JEPS79836 | Carex brainerdii | Joseph P. Tracy | 1935-7-30 | 14350 | Humboldt | on ridge 2 mi sw of top of Salmon Summit; Salmon Summit | 1767 | Comment | ||
CHSC23306 | Carex buxbaumii | Robert F. Thorne; P. Everett | 1965-8-9 | 35293 | Humboldt | Big Lagoon. | 3 | Comment | ||
BLMAR357 | Carex cusickii | Jennifer Anthony-Wheeler | 2003-7-23 | 357 | Humboldt | Headwaters Forest Reserve, growing in natural pond with large floating rafts of logs | 426 | Comment | ||
POM313080 | Carex cusickii | Malcolm A. Nobs, S. Galen Smith | 1949-8-3 | 1197 | Humboldt | Southern outskirts of Eureka | Comment | |||
HSC103366 | Carex densa | Thomas W. Nelson, Jane Nelson | 1982-7-11 | 7114 | Humboldt | Along road from Hindley's cabin on McKeown Ranch to Anderson's Ford at Mad River | Comment | |||
CAS-BOT-BC34978 | Carex densa | Joseph Prince Tracy | 1936-6-17 | 14953 | Humboldt | Northenr Coast Ranges. Buck Mountain, lower foothills of its northwestern slope. | 762 | Comment | ||
UC585641 | Carex deweyana subsp. leptopoda | J. P. Tracy | 1937-6-20 | 15353 | Humboldt | Bear River, 10 mi up stream from the mouth | 152 | Comment | ||
HSC76841 | Carex exsiccata | L. P. Janeway | 1982-8-7 | 115 | Humboldt | Dry Lagoon | 3 | Comment | ||
HSC98938 | Carex fracta | Cara Witte | 2007-6-28 | 389 | Humboldt | Friday Ridge Road/ 6N08. | 1389 | Comment | ||
UC1116268 | Carex gynodynama | Joseph P. Tracy | 1942-6-15 | 17127 | Humboldt | Englewood, Natural Prairie, near Redcrest Resort. | Comment | |||
UC709392 | Carex hassei | Joseph P. Tracy | 1941-5-11 | 16868 | Humboldt | Big Lagoon | 152 | Comment | ||
CAS-BOT-BC21019 | Carex hendersonii | Joseph Prince Tracy | 1926-6-13 | 7598 | Humboldt | Blue Lake. | 152 | Comment | ||
CHSC2115 | Carex hendersonii | M. Anthony | 1960-5-1 | Humboldt | Near Arcata. | Comment | ||||
CHSC40137 | Carex hendersonii | Lawrence Janeway | 1982-6-17 | 9 | Humboldt | Ca 300 m w of main Arcata Community Forest rd along the rd to the HSU water tank. | 137 | Comment | ||
JEPS79845 | Carex hendersonii | Joseph P. Tracy | 1911-6-4 | 3230 | Humboldt | Northern Coast Region, along Little River, 5 mi from the Coast Little River; Northern Coast Region, Little River | 121 | Comment | ||
JEPS80025 | Carex hendersonii | Joseph P. Tracy | 1905-6-25 | 2202 | Humboldt | at Eureka Northern Coast Ranges, Eureka | 0 | Comment | ||
HSC70164 | Carex hendersonii | Thomas W. Nelson, Jane P. Nelson | 1978-6-10 | 4416 | Humboldt | Behind the Seventh-Day Adventist Church on F St. | 61 | Comment | ||
UC562285 | Carex laeviculmis | Joseph P. Tracy | 1932-7-16 | 10635 | Humboldt | Corral Prairie Trinity summit | 1584 | Comment | ||
CAS-BOT-BC31262 | Carex lenticularis var. impressa | Joseph Prince Tracy | 1932-7-14 | 10554 | Humboldt | Trinity Summit, Corral Prairie, in wet meadow. | 1584 | Comment | ||
UC562251 | Carex lenticularis var. impressa | Joseph P. Tracy | 1932-7-14 | 10555 | Humboldt | Corral Prairie Trinity Summit | 1584 | Comment | ||
HSC58803 | Carex lenticularis var. lipocarpa | G. L. Clifton, Griswold | 1979-7-31 | 11681 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1805 | Comment | ||
CAS-BOT-BC21121 | Carex leptalea | Joseph Prince Tracy | 1918-7-21 | 5086 | Humboldt | Northern Coast Range. Humboldt Hill. | 91 | Comment | ||
UC562321 | Carex lyngbyei | Joseph P. Tracy | 1935-6-8 | 13945 | Humboldt | around Humboldt Bay; Northern Coast Region | 6 | Comment | ||
UC1982417 | Carex mariposana | Barbara Wilson, Richard Brainerd, Susan Erwin, Christine Jordan and Mike Friend | 2003-6-20 | 10950 | Humboldt | Sundew Meadow on South Fork Mountain, on Shasta-Trinity National Forest road 3N32. | Comment | |||
HSC98941 | Carex mendocinensis | Cara Witte | 2008-6-4 | 682 | Humboldt | Horse Mountain Botanical Area. Forest Service Road 6N38. Near Horse Mountain mine. | 1276 | Comment | ||
HSC103071 | Carex microptera | Sydney Carothers | 2014-6-12 | 10 | Humboldt | Six Rivers National Forest, Lassics Botanical Area, Red Lassic. Near upper pond and rustic camp site. | 1706 | Comment | ||
CAS-BOT-BC32132 | Carex multicaulis | Joseph Prince Tracy | 1942-6-2 | 17105 | Humboldt | Valley of South Yager Creek. | 762 | Comment | ||
SEINET201051 | Carex multicaulis | J. P. Tracy | 1927-3-27 | 7862 | Humboldt | Northern Coast Ranges Trinity River Valley near the South Fork | 183 | Comment | ||
UC562261 | Carex multicaulis | Joseph P. Tracy | 1935-6-23 | 13996 | Humboldt | French Camp Ridge Northern Coast Ranges | 1066 | Comment | ||
UC562664 | Carex multicostata | Joseph P. Tracy | 1935-5-25 | 13885 | Humboldt | Dobbyn Creek | 152 | Comment | ||
UC562669 | Carex multicostata | Joseph P. Tracy | 1927-7-4 | 8233 | Humboldt | Iaqua North Coast Ranges | 609 | Comment | ||
HSC44075 | Carex multicostata | Thomas W. Nelson, Jane P. Nelson | 1977-7-1 | 2932 | Humboldt | W of Mount Lassic (Signal Peak) | 1677 | Comment | ||
CHSC40167 | Carex nudata | L. P. Janeway | 1984-4-20 | 732 | Humboldt | Levee on east side of Eel River near Fortuna at Sandy Prairie Road. | 12 | Comment | ||
JEPS80023 | Carex nudata | Joseph P. Tracy | 1911-6-4 | 3220 | Humboldt | along Little River 5 mi from coast; Northern Coast Region, Little River | 121 | Comment | ||
CHSC69505 | Carex obnupta | Vernon H. Oswald; Lowell Ahart | 1997-9-4 | 8856 | Humboldt | Samoa Dunes Recreation Area at the south end of the North Spit separating Humboldt Bay from the ocean. | 0 | Comment | ||
HSC76819 | Carex obnupta | L. P. Janeway | 1982-8-7 | 112 | Humboldt | Along Prairie Creek, ~5 mi. N of Prairie Creek Campground along Hwy. 101 | 183 | Comment | ||
POM250761 | Carex obnupta | D. D. Keck | 1938-8-5 | 4770 | Humboldt | Big Lagoon, among rocks in open spots on beach | Comment | |||
SEINET10711985 | Carex ormantha | Joseph P. Tracy | 1933-7-25 | Tracy 12845 | Humboldt | In wet meadow. Grouse Mountain. | 1524 | Comment | ||
CAS-BOT-BC119236 | Carex pachystachya | Joseph Prince Tracy | 1930-7-16 | 8984 | Humboldt | South Fork Mountain; in wet meadow at McKay Camp. | 1676 | Comment | ||
UC562641 | Carex pachystachya | Joseph P. Tracy | 1935-6-8 | 13936 | Humboldt | Eureka Northern Coast Ranges | 0 | Comment | ||
UC562659 | Carex pachystachya | Joseph P. Tracy | 1935-7-27 | 14287 | Humboldt | Corral Prairie Trinity Summit | 1584 | Comment | ||
HSC45390 | Carex pachystachya | Thomas W. Nelson, Jane P. Nelson | 1978-7-2 | 4406 | Humboldt | Off FS 2S08 near Pine Mtn., road to Lost Lake | 1463 | Comment | ||
UC562654 | Carex pachystachya | Joseph P. Tracy | 1930-7-10 | 8868 | Humboldt | Brannan Mountain Northern Coast Ranges | 1219 | Comment | ||
CAS-BOT-BC119168 | Carex pansa | Charles Vancouver Piper | 1921-5-22 | s.n. | Humboldt | Eureka. | Comment | |||
CAS-BOT-BC118010 | Carex rossii | Joseph Prince Tracy | 1935-6-23 | 13976 | Humboldt | French Camp Ridge. | 1066 | Comment | ||
JEPS79843 | Carex scopulorum var. bracteosa | Joseph P. Tracy | 1932-7-14 | 10562 | Humboldt | Trinity Summit, Corral Prairie | 1584 | Comment | ||
JEPS80022 | Carex serratodens | Joseph P. Tracy | 1926-6-27 | 7692 | Humboldt | Horse Mountain Northern Coast Ranges, Horse Mountain | 1219 | Comment | ||
UC196570 | Carex subbracteata | Joseph P. Tracy | 1916-5-31 | 4695 | Humboldt | along Eel River from South Fork to Scotia (Holmes Flat); Northern Coast Ranges | 60 | Comment | ||
HSC71720 | Carex subfusca | M. A. Baker | 1980-6-26 | 2467 | Humboldt | Near Sims Creek | 610 | Comment | ||
SEINET10880003 | Carex subfusca | David Castaner | 1989-5-28 | Castaner 8067 | Humboldt | Patrick Point SP area. Redwood forest. | Comment | |||
UC562638 | Carex subfusca | Joseph P. Tracy | 1936-6-17 | 14954 | Humboldt | lower foothills of nw slope Buck Mountain; Northern Coast Ranges | 762 | Comment | ||
HSC7083 | Carex tumulicola | H. E. Parks, J. P. Tracy | 1935-6-16 | 11270 | Humboldt | Buck Mtn. | 793 | Comment | ||
JEPS79866 | Carex tumulicola | Joseph P. Tracy | 1916-6-19 | 4712 | Humboldt | Laribee Creek at Bosworth's; Northern Coast Ranges, Laribee Creek | 457 | Comment | ||
JEPS109269 | Carex unilateralis | D. W. Taylor | 2004-6-24 | 19135 | Humboldt | Clear Lake, Titlow Hill Road | Comment | |||
SEINET4170217 | Carex unilateralis | Unknown | 1946-5-30 | 17539 | Humboldt | Near Bridgeville | 457 | Comment | ||
HSC2871 | Carpobrotus chilensis | D. B. Mitchell | 1965-5-21 | 71 | Humboldt | 1/2 mi. N of U.S. Coast Guard Station on Samoa Rd. | Comment | |||
HSC2875 | Carpobrotus chilensis | J. Wendell Howe | 1930-5-27 | 158 | Humboldt | Pigeon Point | Comment | |||
JEPS88811 | Castilleja affinis subsp. litoralis | T. I. and F. M. Chuang | 1991-7-8 | 7874 | Humboldt | ca 2 mi sw Orick | Comment | |||
UC147876 | Castilleja affinis subsp. litoralis | J. P. Tracy | 1900-6-25 | 864 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
HSC97237 | Castilleja ambigua subsp. humboldtiensis | Thomas W. Nelson, Jane Nelson | 2004-4-20 | 9182 | Humboldt | At estuary to Elk River, SE of mouth | 2 | Comment | ||
JEPS26389 | Castilleja ambigua subsp. humboldtiensis | Joseph P. Tracy | 1900-7-4 | 867 | Humboldt | Samoa North Coast Region, Humboldt Bay Region | 0 | Comment | ||
RSA152367 | Castilleja ambigua subsp. humboldtiensis | Joseph P. Tracy | 1938-7-15 | 16068 | Humboldt | Mouth of Eel River. | 3 | Comment | ||
RSA273315 | Castilleja ambigua subsp. humboldtiensis | J. D. Ackerman | 1975-6-10 | 462 | Humboldt | 1 mile N of Samoa Bridge turnoff from Samoa Blvd., S of Manila, Humboldt Bay | Comment | |||
HSC47062 | Castilleja exserta subsp. latifolia | J. P. Smith, Thomas W. Nelson | 1977-6-30 | 9199 | Humboldt | Samoa Peninsula just E of the drag strip | 6 | Comment | ||
HSC99512 | Castilleja miniata | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-7-22 | 174 | Humboldt | Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest. | 1372 | Comment | ||
UC213503 | Castilleja miniata | Joseph P. Tracy | 1919-9-18 | 5228 | Humboldt | Trinity Summit; Northern Coast Ranges | 1828 | Comment | ||
CAS-BOT-BC244880 | Castilleja miniata | Joseph P. Tracy | 1939-8-20 | 16429 | Humboldt | near Blue Bale, along Mad River | 15 | Comment | ||
CDA18988 | Castilleja miniata subsp. miniata | P. Haggard | 2000-8-22 | PDR 071958 | Humboldt | Hoopa Valley Reservation; Along Big Hill Rd., Hoopa. | 0 | Comment | ||
JEPS25051 | Castilleja pruinosa | Joseph P. Tracy | 1912-7-26 | 3862 | Humboldt | Kneeland Prairie; Northern Coast Ranges | 762 | Comment | ||
UC26418 | Castilleja pruinosa | Harley P. Chandler | Jun 1901 | 1485 | Humboldt | Klamath River; North Coast Ranges | 426 | Comment | ||
RSA517384 | Castilleja wightii | R. C. Bacigalupi, L. R. Heckard | 1964-7-27 | 8962 | Humboldt | Shaded bend of road just (1/8 mile) above and east of Shelter Cove. On partly shaded N-facing road bank. | Comment | |||
UC1502116 | Ceanothus | R. Sutherland | 1976-5-11 | 8 .11-76 | Humboldt | just outside Sec 32 Sec 32; Pt. Delgada Quad. | 609 | Comment | ||
HSC41255 | Ceanothus arcuatus | Brad Klipfel | 1974-6-25 | 445 | Humboldt | Horse Mtn. | Comment | |||
CAS-BOT-BC48531 | Ceanothus cordulatus | Doris K. Kildale | 1926-9-5 | 2613 | Humboldt | Lasseck's Peaks | 1661 | Comment | ||
UC1193335 | Ceanothus cordulatus | P. Zinke | 1950-10-9 | 77 | Humboldt | King Peak King Peak Quad. 28D1 | 1280 | Comment | ||
UC176960 | Ceanothus cordulatus | Joseph P. Tracy | 1912-7-31 | 3936 | Humboldt | near summit of Buck Mt.; Northern Coast Ranges | Comment | |||
UC502951 | Ceanothus cordulatus | Joseph P. Tracy | Jul 16 1930-Jul 19 1930 | 8952 | Humboldt | near Blake Lookout (South Fork Mt.); Northern Coast Ranges | Comment | |||
POM126157 | Ceanothus cuneatus | Joseph P. Tracy | 1922-4-30 | 5998 | Humboldt | Trinity River Valley, near Willow Creek. | 152 | Comment | ||
UCD19484 | Ceanothus cuneatus | John M. Tucker | 1948-9-3 | 1852 | Humboldt | Six Rivers National Forest (formerly part of Trinity National Forest), on Horse Mountain at junction of road to Grouse Mt. and road to Horse Mt. Mine. | 1463 | Comment | ||
UC1071074 | Ceanothus cuneatus var. cuneatus | A. E. Wieslander | 1931-5-19 | 201 | Humboldt | near Orleans. Hoopa quad., Klamath Nat. For. | Comment | |||
CAS-BOT-BC49654 | Ceanothus foliosus var. foliosus | M. S. Jussel | 1931-5-2 | 104 | Humboldt | Garberville | Comment | |||
UC1193319 | Ceanothus incanus | R. H. Neuns | 1950-7-13 | 130 | Humboldt | 3 miles south of Alder Point | 548 | Comment | ||
CAS-BOT-BC63682 | Ceanothus integerrimus | L. B. Kildale | 1927-5-15 | 3301 | Humboldt | Petrolia. | Comment | |||
HSC18291 | Ceanothus integerrimus | L. D. Napier | 1962-5-13 | 4 | Humboldt | 10 mi W of Junction City near Hwy. 299 | 457 | Comment | ||
UCR270274 | Ceanothus integerrimus | John F. Emmel | 2003-7-30 | 1800 | Humboldt | near southeast boundary of Redwood National Park, Bald Hills Road, 19.5 road miles SE of Hwy 101 | 960 | Comment | ||
UC98876 | Ceanothus integerrimus | Chesnut and Drew | 1888-7-9 | Humboldt | Campbell's | Comment | ||||
RSA136480 | Ceanothus oliganthus var. sorediatus | Joseph P. Tracy | 1918-5-1 | 4902 | Humboldt | Kneeland Prairie. | 762 | Comment | ||
HSC36678 | Ceanothus parryi | R. Sutherland | 1975-5-5 | 19 .5575 | Humboldt | Bank of Mattole River at Ettersburg Bridge | 191 | Comment | ||
SD42404 | Ceanothus parryi | Carl B. Wolf | 1941-7-27 | 11086 | Humboldt | N. Coast ranges, 5.8 mi. W. Maple Creek on road to Freshwater | 609 | Comment | ||
UC203997 | Ceanothus parryi | Joseph P. Tracy | 1918-7-6 | 5045 | Humboldt | near Humboldt-Mendocino County line; Northern Coast Ranges, South Fork of Eel River | 152 | Comment | ||
HSC33413 | Ceanothus pumilus | Thomas W. Nelson | 1974-5-30 | 1350 | Humboldt | Along Hoopa-Redwood Valley Rd. | Comment | |||
CAS-BOT-BC52981 | Ceanothus thyrsiflorus | Mrs. Rachel Ellery | 1916-4-1 | s.n. | Humboldt | Beatrice | Comment | |||
CAS-BOT-BC52986 | Ceanothus thyrsiflorus | L. R. Abrams | 1916-7-11 | 6052 | Humboldt | Mouth of Grizzly Creek on Van Duzor River | Comment | |||
HSC12431 | Ceanothus thyrsiflorus | Gary J. Stebbins | 1970-2-22 | 12 | Humboldt | Along Hwy. 299 0.5 mi W of Mad River bridge | Comment | |||
HSC37064 | Ceanothus thyrsiflorus | R. Sutherland | 1975-5-28 | 5 .28575 | Humboldt | Horse Mtn., N Fork Horse Mtn. Creek | 457 | Comment | ||
RSA600896 | Ceanothus thyrsiflorus | Louis C. Wheeler | 1959-8-1 | 7618 | Humboldt | Queens Peak Mine. | Comment | |||
SEINET13946096 ![]() |
Ceanothus thyrsiflorus | F. G. Meyer | 1938-1 | 1404 | Humboldt | 30 mi N of Eureka | Comment | |||
CDA35679 | Ceanothus velutinus | Gordon Leppig | 1998-6-1 | 876 | Humboldt | Horse Mountain. Buck Flat, Titlow Hill Road at Ammon Ridge Road. | Comment | |||
HSC100354 | Centaurea X moncktonii | S. Carothers | 2002-9-12 | 1 | Humboldt | ~0.75 mi. E of Weitchpec (bridge over the confluence of the Trinity and Klamath rivers) on N side of road. | 610 | Comment | ||
CDA7305 | Centaurea nigra | E. C. Whitney | 1968-9-6 | Humboldt | Holmes Flat. Rutledge property. | 0 | Comment | |||
CDA7306 | Centaurea nigra | K. E. Frick | 1961-8-16 | Humboldt | Eureka. Near fairgrounds. | 0 | Comment | |||
UC1199119 | Centaurea solstitialis | Joseph P. Tracy | 1931-10-18 | 9735 | Humboldt | 2 to 5 mi e of South Fork (Camp Grant, along Eel River); Eel River | 45 | Comment | ||
SEINET200746 | Centaurium erythraea | Joseph P. Tracy | 1934-7-9 | 13347 | Humboldt | Dobbyn Creek. | Comment | |||
RSA34292 | Centaurium muehlenbergii | Doris K. Kildale | 1927-7-11 | 3717 | Humboldt | Blue Slide on Van Duzen River | Comment | |||
UCD121519 | Centaurium tenuiflorum | Joseph P. Tracy | 1948-8-22 | 18109 | Humboldt | Van Duzen River, 4 miles E. of Carlotta. | 30 | Comment | ||
UC176957 | Centunculus minimus | Joseph P. Tracy | 1912-7-21 | 3782 | Humboldt | Northern Coast Region, Alton Alton; Northern Coast Region, Alton | 30 | Comment | ||
HSC59895 | Cephalanthera austiniae | M. A. Baker | 1979-6-28 | 943 | Humboldt | S of Mill Creek | Comment | |||
UC179959 | Cerastium arvense | Joseph P. Tracy | 1914-7-5 | 4565 | Humboldt | Bald Mt., High Prairie Northern Coast Ranges, Bald Mt., High Prairie | 1066 | Comment | ||
HSC98768 | Cerastium fontanum subsp. vulgare | Cara Witte | 2007-8-8 | 621 | Humboldt | Buck Flat. Intersection of National Forest 1 and Forest Service Road 5N01. | 1547 | Comment | ||
HSC59557 | Cerastium glomeratum | Rick Lundquist | 1979-4-25 | 40 | Humboldt | .3 mi. S of Samoa on Samoa Blvd. | 0 | Comment | ||
CAS-BOT-BC135534 | Cercocarpus betuloides var. betuloides | Doris K. Kildale | 1928-12-30 | 6770 | Humboldt | Flat on South fork of Eel River, 1 1/2 miles west of Garberville | Comment | |||
CAS-BOT-BC166046 | Chamerion angustifolium subsp. circumvagum | T. G. W. | 1923-1-1 | s.n. | Humboldt | Arcata | Comment | |||
HSC12553 | Chamerion angustifolium subsp. circumvagum | D. La Conte | 1970-7-7 | 28 | Humboldt | Comment | ||||
HSC76201 | Chamerion angustifolium subsp. circumvagum | Overton, Butler | 1979-8-2 | 12521 | Humboldt | Near Bret Hole, close to the town of Hoopa | 1554 | Comment | ||
JEPS39311 | Chamerion angustifolium subsp. circumvagum | W. L. Jepson | 1921-9-20 | 10654 | Humboldt | s Garberville; South Fork Eel River, Richardson Grove | Comment | |||
UCD97746 | Chenopodium album | Linda M. Barker | 1976-6-22 | 1629 | Humboldt | Coastal forest and dunes 3 miles west of Arcata. | Comment | |||
RSA478451 | Chenopodium botrys | M. S. Jussel | 1931-5-2 | s.n. | Humboldt | Garberville. | Comment | |||
HSC54226 | Chimaphila umbellata | Griswold, Butler | 1979-7-12 | 7291 | Humboldt | Near Lone Pine Ridge, close to the town of Willow Creek. | 1478 | Comment | ||
HSC55227 | Chimaphila umbellata | G. L. Clifton, Griswold | 1979-8-2 | 12427 | Humboldt | Near Oregon Creek, close to the town of Hoopa. | 1661 | Comment | ||
CAS-BOT-BC236916 | Chloropyron maritimum subsp. palustre | A. A. Heller | 1924-7-21 | 13867 | Humboldt | Salt marsh at Eureka | Comment | |||
HSC100429 | Chrysanthemum leucanthemum | Carl C. Marshall | Jun 1885 | 130 | Humboldt | Jarnigan's and mouth of Mad River. | Comment | |||
CAS-BOT-BC36484 | Chrysolepis chrysophylla | Doris K. Kildale | 1927-2-22 | 2978 | Humboldt | Kneeland Prairie junction of old road | Comment | |||
UC162706 | Chrysolepis chrysophylla | Joseph P. Tracy | 1911-7-8 | 3448 | Humboldt | near Willow Creek (hill slopes at w side of Trinity River); Northern Coast Ranges | 182 | Comment | ||
UC1222286 | Chrysolepis chrysophylla var. minor | Joseph P. Tracy | 1950-7-31 | 19239 | Humboldt | Grouse Mountain; top of mountain | 1524 | Comment | ||
CAS-BOT-BC420345 | Chrysosplenium glechomifolium | Greg de Nevers | 2001-4-19 | 12259 | Humboldt | Prarie Creek, Redwoods State Park | 91 | Comment | ||
SD58270 | Cicuta douglasii | W. L. Jepson | 1936-8-17 | 17930 | Humboldt | Marsh south of Salmon Creek | Comment | |||
CAS-BOT-BC184830 | Cinna latifolia | Joseph P. Tracy | 1935-7-25 | 14244 | Humboldt | Trinity Summit. Lower end of Brett Hole. | 1584 | Comment | ||
SJSU8454 | Cirsium arvense | H. T. Harvey | 1977-7-7 | 622 | Humboldt | delta lands of Eel River c. 4 mi NW of Ferndale | Comment | |||
UCR48593 | Cirsium arvense | R. D. Goeden, Don W. Ricker | 1987-9-2 | 870902- 15 | Humboldt | North Coast, Loleta, at bay on Cannibal Road | 3 | Comment | ||
UCSC000744 | Cirsium arvense | G. T. Nordstrom | 1933-6-30 | 1443 | Humboldt | 1.6 miles W.S.W. of Orick Orick - Orick | 46 | Comment | ||
CAS-BOT-BC284409 | Cirsium arvense | John Thomas Howell | 1931-6-17 | 6724 | Humboldt | 1 1/2 miles n. of Orick, Redwood Highway | Comment | |||
HSC37657 | Cirsium arvense | R. Sutherland | 1976-8-19 | 6 .19876 | Humboldt | 259 | Comment | |||
HSC98914 | Cirsium arvense | Cara Witte | 2008-8-16 | 1025 | Humboldt | Ammon Ridge Road. Approximately 1/4 mile east of intersection with National Forest 1. | 1548 | Comment | ||
CAS-BOT-BC279975 | Cirsium douglasii var. douglasii | John Thomas Howell | 1937-7-31 | 13716 | Humboldt | 5 miles east of Berry Summit | Comment | |||
JEPS30422 | Cirsium douglasii var. douglasii | Peter H. Raven with R. Snow | 1958-7-20 | 13647 | Humboldt | 3.8 mi s U.S. Highway 299 (along Titlow Hill Road) | Comment | |||
RSA0070610 | Cirsium douglasii var. douglasii | H. E. Parks, S. T. Parks | 1947-06 | 24441 | Humboldt | South Fork Camp, Willow Creek. | Comment | |||
UC582532 | Cirsium remotifolium var. odontolepis | Joseph P. Tracy | 1930-7-21 | 8887 | Humboldt | Bear River Ridge Northern Coast Ranges, Bear River Ridge | 609 | Comment | ||
HSC68157 | Cirsium vulgare | J. P. Smith | 1971-10-6 | 4972 | Humboldt | End of Murray Rd. in McKinleyville. | Comment | |||
HSC74679 | Cirsium vulgare | Gail Newton | 1981-8-6 | 2397 | Humboldt | Near Humbug Creek | 1256 | Comment | ||
UC1196997 | Clarkia amoena | J. P. Tracy | 1898-8-13 | 286 | Humboldt | Eureka | Comment | |||
CAS-BOT-BC160961 | Clarkia amoena subsp. amoena | Volney Rattan | 1878-1-1 | s.n. | Humboldt | Unspecified | Comment | |||
SD61036 | Clarkia amoena subsp. huntiana | Darley F. Howe | 1964-8-10 | 3951 | Humboldt | 7.5 miles from Ferndale on road to Petrolia. | 487 | Comment | ||
LA206342 | Clarkia gracilis | H. Lewis; M. Lewis | 1947-6-13 | 423 | Humboldt | Highway 36 at S Fork of Van Duzen River (Bridge 4-119) | Comment | |||
CAS-BOT-BC164594 | Clarkia gracilis subsp. gracilis | S. K. Harris; J. P. Tracy | 1936-6-10 | 3261 | Humboldt | On hills west of the South Fork of the Trinity River near its mouth | 640 | Comment | ||
UC1071989 | Clarkia gracilis subsp. gracilis | H. and M. Lewis | 1947-6-13 | 420 | Humboldt | 2.3 mi e Bridge 4-119 (Highway 36); South Fork of Van Duzen River | Comment | |||
CAS-BOT-BC172510 | Clarkia purpurea subsp. quadrivulnera | Joseph P. Tracy | 1932-6-26 | 10264 | Humboldt | Valley of South Yager Creek | 762 | Comment | ||
HSC16262 | Clarkia purpurea subsp. viminea | Paul Shields | 1955-6-12 | Humboldt | 6 mi. W of Myers Flat | Comment | ||||
UC902014 | Claytonia cordifolia | Harold E. Parks and Joseph P. Tracy | 1949-6-25 | 11680 | Humboldt | Box Camp Trinity Summit (Trinity Summit) | 1463 | Comment | ||
CAS-BOT-BC439096 | Claytonia cordifolia | Harold E. Parks; Joseph P. Tracy | 1949-6-25 | 11680 | Humboldt | Trinity Summit: at Box Camp | 1463 | Comment | ||
HSC67189 | Claytonia exigua subsp. exigua | Thomas W. Nelson, James Nelson | 1980-6-10 | 5425 | Humboldt | Along NE side of Red Mtn. | 1433 | Comment | ||
UC161024 | Claytonia parviflora subsp. parviflora | Joseph P. Tracy | 1911-6-4 | 3211 | Humboldt | 5 mi from coast Little River (along Little River); Northern Coast Region | 121 | Comment | ||
SEINET6903113 | Claytonia perfoliata | Wanda P. Vestal, A. G. Vestal | 1937-6-23 | s.n. | Humboldt | Saddle near east end of Bald Hills, southeast of Orick. | Comment | |||
HSC40905 | Claytonia perfoliata subsp. intermontana | J. O. Sawyer | 1970-4-24 | 2191 | Humboldt | Along FS Rd. 7N04 at Cedar Creek below Groves Prairie | Comment | |||
HSC17701 | Claytonia rubra subsp. depressa | D. B. Mitchell | 1965-3-13 | 210 | Humboldt | 0.5 mi. N of US Coast Guard Station on Samoa Rd. | Comment | |||
SEINET200312 | Claytonia rubra subsp. rubra | J. P. Tracy | 1913-6-16 | 4141 | Humboldt | Dinsmore's Ranch in valley of Van Duzen River opposite Buck Mt. | 762 | Comment | ||
HSC67375 | Claytonia saxosa | Thomas W. Nelson, James Nelson | 1980-6-10 | 5415 | Humboldt | Along Swayback Ridge Rd., 2.5 mi. N of junction with FS Rd. 1S07 | 1463 | Comment | ||
CAS-BOT-BC443902 | Claytonia sibirica | Doris Kildale | 1931-5-10 | 10572 | Humboldt | Snow Camp | Comment | |||
CHSC13604 | Claytonia sibirica | A. R. Morrison | 1974-4-27 | Humboldt | Scattered in Redwood understory ca. 1.5 mi. off Hwy. 101 on Westhaven Rd., Trinidad. | 42 | Comment | |||
HSC70536 | Claytonia sibirica | Gail Newton | 1980-7-20 | 1633 | Humboldt | Near Bell Swamps | 1426 | Comment | ||
HSC69844 | Claytonia sibirica | R. Kalal | 1980-5-5 | 48 | Humboldt | Fickel Hill Rd., 1 mi. E of 11th St., Arcata | 183 | Comment | ||
HSC17718 | Claytonia washingtoniana | D. E. Anderson | 1962-3-31 | 1971 | Humboldt | Coastal area of Prairie Creek State Park | Comment | |||
HSC99241 | Claytonia washingtoniana | C. E. Fellows | 1971-6-7 | 452 | Humboldt | Clam Beach Bluffs, 9/10 mi. N of jct. of Little River Rd. and Central Ave., E side of Little River Rd. | Comment | |||
CAS-BOT-BC499341 | Clintonia andrewsiana | Doris K. Kildale | 1926-7-22 | 2413 | Humboldt | Metropolitan, woods near Canyon Peak | Comment | |||
HSC104432 | Clintonia andrewsiana | Greg O'Connell | 2013-5-21 | Humboldt | East of Holter Ridge, northeast of Bald Hills Rd. | Comment | ||||
SEINET12054084 | Clintonia andrewsiana | Unknown | 1936-1 | 13200 | Humboldt | near Garberville | Comment | |||
CHSC63433 | Clintonia uniflora | Vernon H. Oswald | 1994-6-29 | 6364 | Humboldt | Friday Ridge Rd. (Forest Rd. 6N08) 3.5 mi NE of Tiltow Hill Rd., 4.6 mi S of Brush Mt. Lookout Rd., S of Hwy. 299 and Willow Creek. | 1237 | Comment | ||
UC1103459 | Clintonia uniflora | Joseph P. Tracy | 1936-6-28 | 15018 1/2 | Humboldt | Bald Mountain, at Lake Prairie Lake Prairie; Bald Mountain, Lake Prairie | 1219 | Comment | ||
RSA12552 | Clintonia uniflora | Carl B. Wolf | 1934-7-2 | 5887 | Humboldt | Snow camp. (Mts. east of Korbel) | 1372 | Comment | ||
HSC20587 | Collinsia grandiflora | Elrid H. Spinas | 1948-6-16 | 53 | Humboldt | Horse Mtn. | Comment | |||
POM210220 | Collinsia grandiflora | H. E. Parks, Joseph P. Tracy | 1930-5-25 | 741 | Humboldt | Laribee Valley. | 762 | Comment | ||
RSA46712 | Collinsia grandiflora | Doris K. Kildale | 1926-4-25 | 1815 | Humboldt | Hoopa Mt. | Comment | |||
UC198607 | Collinsia grandiflora | Joseph P. Tracy | 1913-1 | 4777 | Humboldt | at Dinsmore's (in Van Duzen Valley); North Coast Ranges | 762 | Comment | ||
JEPS6177 | Collinsia linearis | Joseph P. Tracy | 1934-7-18 | 13418 | Humboldt | Grouse Mtn; North Coast Ranges | 1524 | Comment | ||
HSC100659 | Collinsia parviflora | Carl C. Marshall | 21 | Humboldt | Kneeland Prairie. | Comment | ||||
HSC96206 | Collinsia parviflora | J. McIntire, S. Lyon | 2005-6-8 | 4 | Humboldt | Cold Springs Camp, 7.4 mi. S of Hwy. 299 on F.S. Rd. NF1 | 1402 | Comment | ||
UC1196840 | Collinsia rattanii | Joseph P. Tracy | 1923-6-24 | 6353 | Humboldt | Northern Coast Ranges, Bald Mountain, High Prairie High Prairie; Northern Coast Ranges, Bald Mountain, High Prairie | 1066 | Comment | ||
JEPS71020 | Collomia grandiflora | Joseph P. Tracy | 1932-7-13 | 10501 | Humboldt | open places Trinity Summit, Corral Prairie | 1584 | Comment | ||
UC1197854 | Collomia grandiflora | Joseph P. Tracy | 1911-7-10 | 3498 | Humboldt | near Willow Creek (hillslopes at w side of Trinity River); Northern Coast Ranges | 304 | Comment | ||
HSC44406 | Collomia heterophylla | R. York | 1978-5-6 | 158 | Humboldt | Along Bluff Creek Rd., 4 mi. from Jct. with Hwy. 96 | 610 | Comment | ||
UC1197850 | Collomia heterophylla | Joseph P. Tracy | 1911-7-5 | 3324 | Humboldt | near its mouth Northern Coast Ranges, Willow Creek (tributary of Trinity Ri | 304 | Comment | ||
HSC32324 | Collomia tracyi | D. E. Anderson, Thomas W. Nelson, S. Dowty | 1972-6-14 | 5663 | Humboldt | Senteney Rock, a large barren Franciscan Rock along Swayback Ridge. | Comment | |||
NY643129 | Convolvulus arvensis | H. N. Moldenke | 1932-7-4 | 7135 | Humboldt | Comment | ||||
HSC67014 | Conyza canadensis | J. P. Smith | 1971-10-9 | 4988 | Humboldt | Banks and flood plain of the Mad River above the fish hatchery. | Comment | |||
UC165028 | Conyza canadensis | J. P. Tracy | 1906-8-18 | 2540 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
UC1196211 | Coptis laciniata | Joseph P. Tracy | 1915-8-2 | 4663 | Humboldt | Northern Coast Ranges, Mouht of Lawrence Creek Lawrence Creek; Northern Coast Ranges, Lawrence Creek | 152 | Comment Read comments Jan 22 2014 |
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UC1196450 | Corallorhiza maculata | Joseph P. Tracy | 1930-7-18 | 9063 | Humboldt | near McKay Camp; South Fork Mountain | 1676 | Comment | ||
CHSC63435 | Corallorhiza mertensiana | Vernon H. Oswald | 1994-6-29 | 6366 | Humboldt | Friday Ridge Rd. (Forest Rd. 6N08) 7.3 mi N of Titlow Hill Rd., 0.8 mi S of Brush Mtn Lookout Rd., S of Hwy. 299 and Willow Creek. | 975 | Comment | ||
UC1196454 | Corallorhiza mertensiana | Joseph P. Tracy | 1947-7-5 | 17826 | Humboldt | near Box Camp; Trinity Summit | 1524 | Comment | ||
HSC28082 | Corallorhiza mertensiana | J. D. Ackerman, A. Montalvo | 1973-7-4 | 94 | Humboldt | Grogan Hole Rd, 18 mi. E of Hoopa | Comment | |||
HSC63191 | Corallorhiza striata | M. A. Baker | 1979-6-28 | 940 | Humboldt | Comment | ||||
HSC38447 | Cordylanthus maritimus subsp. palustris | J. P. Smith | 1976-7-3 | 8936 | Humboldt | Manila, Samoa Peninsula | Comment | |||
POM312521 | Cordylanthus maritimus subsp. palustris | Malcolm A. Nobs, S. Galen Smith | 1949-8-3 | 1200 | Humboldt | 2 miles north of Eureka, bordering Humboldt Bay. | Comment | |||
UC147873 | Cordylanthus maritimus subsp. palustris | Joseph P. Tracy | 1901-8-7 | 1257 | Humboldt | Samoa Northern Coast Region of California, region about Humboldt B | 0 | Comment | ||
UC1199416 | Corethrogyne filaginifolia | J. P. Tracy | 1900-7-4 | 872 | Humboldt | opp. Eureka; Samoa | Comment | |||
UC1223038 | Corethrogyne filaginifolia | Joseph P. Tracy | 1948-8-22 | 18106 A | Humboldt | 5 mi e of town old Strong's District School House; Carlotta | 60 | Comment | ||
RSA0019463 | Cornus | Doris K. Kildale | 1937-8-29 | 15081 | Humboldt | Dinsmore's. | Comment | |||
CAS-BOT-BC209753 | Cornus glabrata | L. R. Abrams | 1922-6-25 | 8219 | Humboldt | Camp 6 mi north of Garberville | Comment | |||
HSC6411 | Cornus nuttallii | D. E. Anderson | 1965-4-24 | 3549 | Humboldt | 1 mi. E of Redwood Creek bridge on Hwy. 299 | Comment | |||
HSC6415 | Cornus nuttallii | Lincoln Constance | 1934-6-2 | 789 | Humboldt | S Fork Eel River, Bull Creek, 0.5 mi. W of mouth. | Comment | |||
JEPS50171 | Cornus nuttallii | Lincoln Constance | 1934-6-2 | 789 | Humboldt | ca. 1/2 mi. w. of its mouth Bull Creek; Bull Creek Region, S. Fork Eel R. | Comment | |||
HSC58048 | Cornus sericea subsp. sericea | G. L. Clifton, Griswold | 1979-8-1 | 11907 | Humboldt | Near Mill Creek Lakes, close to the town of Hoopa. | 1692 | Comment | ||
UC183572 | Cornus sericea subsp. sericea | Joseph P. Tracy | 1912-10-20 | 4010 | Humboldt | Alton Northern Coast Region, Alton | 30 | Comment | ||
RSA394654 | Cornus sessilis | Jane Turner, Francis M. Ball, B. L. Turner | 1962-7-10 | 1144 | Humboldt | East Fork Willow Creek Forest Camp, Hwy 299 ca. 5 mi. W of Willow Creek in Six Rivers National Forest. | 457 | Comment | ||
SFV5370 | Cornus sessilis | J. Turner, F. M. Ball | 1962-7-10 | s. n. | Humboldt | East Fork Willow Creek Forest Camp. Highway 299 about 5 miles west of Willow Creek. | 457 | Comment | ||
HSC6682 | Coronopus didymus | Lincoln Constance | 1934-6-18 | 902 | Humboldt | S Fork Eel River, border of N Dyerville Flat, near S Fork RR Station and PO | Comment | |||
HSC93467 | Cortaderia jubata | Gordon Leppig | 1998-10-26 | 1107 | Humboldt | Arcata, Bayside Rd. at Crescent Way | 6 | Comment | ||
UC1197931 | Corylus californica | Mary Harriet Tracy | 1946-5-30 | Humboldt | 5 mi E of Carlotta (Riverside Park) | 30 | Comment | |||
UC1222291 | Corylus californica | Joseph P. Tracy | 1951-7-24 | 19624 | Humboldt | Blue Slide. on Van Duzen River | 91 | Comment | ||
UC902054 | Corylus californica | Joseph P. Tracy | 1949-2-27 | 18265 | Humboldt | Kneeland Prairie | 762 | Comment | ||
HSC76056 | Corylus cornuta subsp. californica | Overton, Butler | 1979-8-2 | 12590 | Humboldt | Near Bret Hole, close to the town of Hoopa | 1554 | Comment | ||
SBBG58030 | Corylus cornuta subsp. californica | R. Hartwell | 1938-8-4 | Humboldt | Bull Crk Flat, hillside opposite the store | Comment | ||||
UCR32167 | Corylus cornuta var. californica | David J. Keil | 1983-7-2 | 17312 | Humboldt | c. 4 mi SE of SR 299 along Titlow Hill Rd below Horse Mountain Summit Road | Comment | |||
RSA34307 | Cotula australis | C. Kistner | 1935-5-15 | s.n. | Humboldt | Arcata Bottom. | Comment | |||
SEINET3817858 | Cotula coronopifolia | H. E. Parks | 24211 | Humboldt | Little River State Park | Comment | ||||
CAS-BOT-BC291344 | Cotula coronopifolia | Doris K. Kildale | 1925-9-26 | 1366 | Humboldt | Mouth of Mad River | Comment | |||
UC667078 | Crassula aquatica | Joseph P. Tracy | 1935-5-30 | 13919 | Humboldt | Trinity R. Valley at Willow Creek; Trinity R. Valley | 152 | Comment | ||
HSC77512 | Crassula connata | K. Berg | 1984-4-8 | 520 | Humboldt | South spit of Humboldt Bay, 1.4 mi. S of South Jetty, E of road | Comment | |||
OBI77435 | Crepis acuminata | David J. Keil | 1983-7-2 | 17326 | Humboldt | Horse Mtn Summit SW of Willow crk | Comment | |||
CAS-BOT-BC290589 | Crepis capillaris | David D. Keck; J. Clausen | 1935-6-16 | 3397 | Humboldt | Orick | Comment | |||
UC1071676 | Crepis capillaris | H. L. Person | 1932-7-19 | Humboldt | Lindsay Creek Eureka Quadrangle | Comment | ||||
CAS-BOT-BC290848 | Crepis pleurocarpa | Volney Rattan | 1878-1-1 | s.n. | Humboldt | Unspecified | Comment | |||
CAS-BOT-BC376477 | Crepis pleurocarpa | Joseph P. Tracy | 1935-7-28 | 14332 | Humboldt | Trinity Summit. Head of Brett Hole | 1828 | Comment | ||
JEPS37502 | Crepis pleurocarpa | Joseph P. Tracy | 1935-7-28 | 14332 | Humboldt | Brett Hole Trinity Summit (head) | 1828 | Comment | ||
HSC96260 | Crepis pleurocarpa | Laurel Goldsmith, Wanda Naylor | 2005-6-15 | 10 | Humboldt | 1 mi. SE of Grouse Mtn. on unnamed F.S. road | 1400 | Comment | ||
HSC91877 | Crocosmia X crocosmiiflora | E. Mackey | 1986-10-7 | Humboldt | Patrick's Point State Park, picnic area near parking lot for Ceremonial Rock | Comment | ||||
RSA167430 | Crocosmia X crocosmiiflora | Joseph P. Tracy | 1950-8-31 | 19344 | Humboldt | Garden escape at 3rd and I streets. Eureka. | Comment | |||
HSC98635 | Croton setiger | Cara Witte | 2008-8-16 | 1031 | Humboldt | Along National Forest 1. On Kinsey Ridge. | 1336 | Comment | ||
HSC40818 | Cryptantha affinis | Thomas W. Nelson, Jane P. Nelson | 1976-6-22 | 2851 | Humboldt | Along road to Goat Hill at spring. | 1646 | Comment | ||
HSC58237 | Cryptantha torreyana | Walter Overton | 1979-8-1 | 12396 | Humboldt | Near Mill Creek, Middle Fork, close to the town of Hoopa. | 1341 | Comment | ||
UC1239651 | Cryptantha torreyana | Joseph P. Tracy | 1926-7-5 | 7732 | Humboldt | Valley of South Yager Creek | 762 | Comment | ||
JEPS39856 | Cupressus lawsoniana | Joseph P. Tracy | 1926-6-27 | 7672 | Humboldt | Horse Mountain North Coast Ranges | 1463 | Comment | ||
HSC6387 | Cuscuta arvensis | J. P. Tracy | 1933-8-25 | 12996 | Humboldt | Centerville Beach, near mouth of Eel R. | 6 | Comment | ||
UC562475 | Cuscuta campestris | Joseph P. Tracy | 1925-12-13 | 7337 | Humboldt | Big Lagoon | 3 | Comment | ||
UC35080 | Cuscuta salina var. major | Chesnut and Drew | Aug 1888 | Humboldt | Eureka | Comment | ||||
BLMAR144 | Cynosurus echinatus | Donald Hazlett | 1994-6-7 | 144 | Humboldt | King range, near horse Mt. Ridge rd | 670 | Comment | ||
HSC954 | Cynosurus echinatus | DWC | 1956-5-29 | Humboldt | Petrolia | Comment | ||||
UC1145091 | Cynosurus echinatus | Joseph P. Tracy | 1947-6-8 | 17708 | Humboldt | 5 mi e Carlotta (by old Strong's District School House); e of Carlotta | 60 | Comment | ||
UC668032 | Cyperus eragrostis | Joseph P. Tracy | 1935-7-17 | 14099 | Humboldt | Trinity R. Valley at Willow Creek; Trinity R. Valley | 152 | Comment | ||
RSA53797 | Cyperus esculentus | Henry M. Pollard | 1945-9-4 | s.n. | Humboldt | Near Camp Creek, Klamath River Canyon. | Comment | |||
HSC96372 | Cyperus parishii | Gordon Leppig | 2004-9-6 | 2197 | Humboldt | E bank of Trinity River, across river from the Loncar Summer Estate, 3.5 km N of Willow Creek | 120 | Comment | ||
HSC58694 | Dactylis glomerata | Overton, Butler | 1979-8-2 | 12697 | Humboldt | Near Grogan Hole, close to the town of Hoopa. | 1554 | Comment | ||
UC37938 | Dactylis glomerata | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-16 | 5557 | Humboldt | Scotia | Comment | |||
CAS-BOT-BC189735 | Danthonia californica | Alice Eastwood; John Thomas Howell | 1937-6-22 | 4734 | Humboldt | Near Alder Point. | Comment | |||
CAS-BOT-BC189742 | Danthonia californica | Joseph P. Tracy | 1930-7-10 | 8860 | Humboldt | Northern Coast Ranges. Brannan Mountain. | 1219 | Comment | ||
CAS-BOT-BC189743 | Danthonia californica | Joseph P. Tracy | 1935-7-23 | 14137 | Humboldt | Trinity Summit. Corral Prairie. | 1584 | Comment | ||
CAS-BOT-BC189745 | Danthonia californica | Joseph P. Tracy | 1935-6-23 | 13965 | Humboldt | French Camp Ridge. | 1066 | Comment | ||
HSC58653 | Danthonia californica | G. L. Clifton, Griswold | 1979-7-31 | 11723 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1805 | Comment | ||
UCD60512 | Danthonia californica var. americana | A. H. Murphy | 1947-6-9 | s.n. | Humboldt | Parrott's Ranch, Table Bluff, ca. 1.5 miles north of Loleta. | Comment | |||
HSC98100 | Danthonia unispicata | Cara Witte | 2007-6-20 | 306 | Humboldt | Forest Service Road 4N32. 1 mile south of intersection with 4N32E. | 1386 | Comment | ||
UCD61361 | Danthonia unispicata | R. Tofsrud | 1948-9-3 | Humboldt | Road junction near summit of Horse Mt. | 1463 | Comment | |||
UC642295 | Daucus carota | Joseph P. Tracy | 1932-9-16 | 10796 | Humboldt | near mouth Mad River | 30 | Comment | ||
HSC38645 | Daucus pusillus | J. P. Smith, J. O. Sawyer | 1975-5-31 | 8147 | Humboldt | Growing in Samoa Peninsula in wooded area just E of the Eureka-Samoa bridge | Comment | |||
UC1197346 | Daucus pusillus | Joseph P. Tracy | 1927-6-26 | 8211 | Humboldt | Stone Lagoon sand beach | 6 | Comment | ||
RSA68806 | Delphinium decorum subsp. tracyi | Joseph P. Tracy | 1932-7-12 | 10486 | Humboldt | Head of Brett Hole | 1829 | Comment | ||
HSC56322 | Delphinium glaucum | Overton, Butler | 1979-8-2 | 12662 | Humboldt | Near Grogan Hole, close to the town of Hoopa. | 1554 | Comment | ||
UC1225748 | Delphinium hesperium subsp. hesperium | Joseph P. Tracy | 1948-6-20 | 18070 | Humboldt | Willow Creek Trinity River Valley | 152 | Comment | ||
UC9180 | Delphinium hesperium subsp. pallescens | Harley P. Chandler | June 1901 | 1410 | Humboldt | Klamath River North Coast Ranges | 304 | Comment | ||
CAS-BOT-BC9954 | Delphinium nudicaule | Doris K. Kildale | 1928-6-24 | 5288 | Humboldt | Horse Mountain | 853 | Comment | ||
HSC64040 | Delphinium nudicaule | Carl Wishner | 1978-5-1 | 467 | Humboldt | Along Hwy. 299, 3 mi. E of Berry Summit | Comment | |||
HSC95789 | Delphinium nudicaule | Kevin Thomas | 2004-3-28 | 9 | Humboldt | Horse Linto Creek Campground | Comment | |||
CAS-BOT-BC121959 | Delphinium trolliifolium | Doris K. Kildale | 1927-3-26 | 3089 | Humboldt | Alton Hill | 45 | Comment | ||
BLMAR24 | Deschampsia cespitosa | Brad Barr | June, 1982 | 24 | Humboldt | King range, Johnny Jack Ridge | Comment | |||
UCD61160 | Deschampsia cespitosa | Joseph P. Tracy | 1942-6-15 | 17128 | Humboldt | Englewood, Natural prairie, near Redcrest resort. | 91 | Comment | ||
UC1131487 | Deschampsia cespitosa subsp. beringensis | H. L. Person | 1932-5-11 | Humboldt | near Arcata Arcata; Eureka Quad. | Comment | ||||
CAS-BOT-BC194296 | Deschampsia cespitosa subsp. cespitosa | Joseph P. Tracy | 1904-7-31 | 2129 | Humboldt | Eureka | 60 | Comment | ||
UC183580 | Deschampsia danthonioides | Joseph P. Tracy | 1912-7-25 | 3832 | Humboldt | Kneeland Prairie Northern Coast Ranges, Kneeland Prairie | 762 | Comment | ||
HSC38624 | Deschampsia elongata | D. E. Anderson, J. P. Smith | 1971-6-21 | - 1105 | Humboldt | 2 mi. E of Garberville, on rd. to Alderpoint. | Comment | |||
HSC58666 | Deschampsia elongata | G. L. Clifton, Griswold | 1979-8-1 | 12080 | Humboldt | Near High Spring, close to the town of Hoopa. | 1798 | Comment | ||
POM207195 | Deschampsia elongata | Jos Burtt Davy, W. C. Blasdale | 1899-08 | 5516 B | Humboldt | Near Pepperwood | Comment | |||
UC1103216 | Deschampsia elongata | Joseph P. Tracy | 1950-7-31 | 19232 | Humboldt | Grouse Mt. | 1524 | Comment | ||
HSC37421 | Dicentra formosa | Gary S. Lester, Roger L. Yearout, Judith G. Dickson | 1974-7-24 | 514 | Humboldt | Along Lost Man Creek. | 38 | Comment | ||
HSC42793 | Dicentra formosa | Rick Cooper | 1977-4-23 | 14 | Humboldt | 2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground | 561 | Comment | ||
UC1021939 | Dicentra formosa | Rolf Y. Berg | 1955-6-17 | Humboldt | n of Wiott (Highway 101, Avenue of the Giants) | Comment | ||||
POM118618 | Dicentra formosa subsp. formosa | Marcus E. Jones | 1924-4-26 | s.n. | Humboldt | Scotia. | Comment | |||
SEINET200952 ![]() |
Dichanthelium acuminatum subsp. fasciculatum | Joseph P. Tracy | 1906-7-1 | 2517 | Humboldt | Eureka | 61 | Comment | ||
POM126098 | Dichanthelium acuminatum var. fasciculatum | Joseph P. Tracy | 1900-8-26 | 925 | Humboldt | At Eureka | 0 | Comment | ||
JEPS64151 | Dichelostemma capitatum | Milo S. Baker | 137 | Humboldt | South Fork Yager Creek | Comment | ||||
HSC3001 | Dichelostemma capitatum subsp. capitatum | Francis Winter | 1960-4-24 | Humboldt | 1 mi. N of Redwood Creek Ranch | 396 | Comment | |||
SD211495 | Dichelostemma congestum | Barbara Ertter, Thomas J. Delendick | 1987-5-16 | 6919 | Humboldt | Vista Point just West of Berry Summit on Highway 299 | 914 | Comment | ||
HSC38087 | Dichelostemma ida-maia | Thomas W. Nelson, Jane P. Nelson | 1976-5-30 | 2608 | Humboldt | McKeown Ranch, N of Dinsmore. | Comment | |||
HSC48614 | Dichelostemma ida-maia | Mark Flippo | 1978-5-22 | 67 | Humboldt | Big Hill Rd. | Comment | |||
UC275546 | Dichelostemma ida-maia | Joseph P. Tracy | 1923-7-4 | 6523 | Humboldt | Valley of South Yager Creek Northern Coast Ranges | 762 | Comment | ||
UC198616 | Digitalis purpurea | Joseph P. Tracy | 1917-5-30 | 4790 | Humboldt | Dows Prairie; Northern Coast Ranges | 60 | Comment | ||
SD92990 | Digitalis purpurea | Walter Bertsch | 1953-7-30 | 227 | Humboldt | Redwood forest along highway 101 near Dyerville. | 60 | Comment | ||
SEINET13768865 ![]() |
Diplacus aurantiacus | Bassett Maguire, Ruth Maguire, C. B. Maguire | 1934-1 | 15332 | Humboldt | Ten miles South Squaw Creek | Comment | |||
RSA1510 | Disporum smithii | E. R. Johnson | 1929-08 | 1414 | Humboldt | Arcata Redwood Park | 76 | Comment | ||
RSA20815 | Disporum smithii | Carl B. Wolf | 1937-9-10 | 9313 | Humboldt | Along old logging road 2 miles E of Trinidad on way to Hammond Lumber Co. s Camp 20 (abandoned). | 152 | Comment | ||
RSA520558 | Disporum smithii | Michael A. Hanson | 1990-5-21 | 70 | Humboldt | 0.5 miles (0.8 km) E of Humboldt State University Life Science Building in Arcata. | Comment | |||
CDA18241 | Distichlis spicata | G. D. Barbe, T. C. Fuller | 1974-6-19 | 1879 | Humboldt | North Coast Ranges; Mad River mouth, beach S of river, at end of Iversen Lane, Tyee City. | 7 | Comment | ||
HSC70347 | Dodecatheon hendersonii | M. A. Baker | 1980-6-7 | 1815 | Humboldt | Near Brush Mtn. | 1128 | Comment | ||
UC1001280 | Downingia elegans | W. L. Jepson | 1927-7-3 | 12363 | Humboldt | Miranda South Fork Eel River | 228 | Comment | ||
POM252664 | Downingia elegans var. corymbosa | Joseph P. Tracy | 1927-7-17 | 8270 | Humboldt | Three Cabins; lower western foothills of Chaparral Mt.; North Coast Ranges. | 457 | Comment | ||
UC168983 | Downingia willamettensis | Joseph P. Tracy | 1911-6-30 | 3271 | Humboldt | near Hydesville; Northern Coast Region | 60 | Comment | ||
UC1198846 | Drosera rotundifolia | Joseph P. Tracy | Jul 16 1930-Jul 19 1930 | 9002 | Humboldt | McKay Camp Northern Coast Ranges, South Fork Mountain | 1676 | Comment | ||
UCD113036 | Drymocallis lactea var. austiniae | Joseph P. Tracy | 16-19 Jul 1930 | 8976 | Humboldt | South Fork Mountain; in wet meadow at McKay Camp. | 1676 | Comment | ||
HSC32345 | Drymocallis rhomboidea | D. E. Anderson, Thomas W. Nelson, S. Dowty | 1972-6-14 | 5638 | Humboldt | Senteney Rock, a large barren Franciscan Rock along Swayback Ridge. | Comment | |||
HSC1033 | Dryopteris arguta | W. R. Supernaugh, Jr. | 1964-12-15 | 16 | Humboldt | 400 yards S of Trinidad Harbor, off old logging rd. above beach | 12 | Comment | ||
JEPS337 | Dryopteris arguta | Wm. K. D. Reynolds | August, 1933 | Humboldt | Riceland | Comment | ||||
HSC26463 | Dudleya farinosa | T. O. Osborne | 1970-7-18 | 21 | Humboldt | Sugarloaf Rock, Cape Mendocino | Comment | |||
UC1198835 | Dudleya farinosa | Joseph P. Tracy | 1930-7-21 | 8892 | Humboldt | 3 mi s point of the cape (sw slopes, fronting the ocean); Northern Coast Ranges, Cape Mendocino | Comment | |||
UC183727 | Dulichium arundinaceum | Joseph P. Tracy | 1914-9-6 | 4603 | Humboldt | between High Prairie and Snow Camp (Bald Mountain); Northern Coast Ranges, Bald Mountain | 1219 | Comment | ||
HSC12028 | Dysphania ambrosioides | D. Santana | 1970-10-18 | 77 | Humboldt | McKinleyville, Murray Rd. | Comment | |||
SEINET11972028 | Echinocystis lobata | J. P. Tracy | 1951-1 | 19402 | Humboldt | Barry Ridge, Kneeland Prairie | 762 | Comment | ||
CAS-BOT-BC112844 | Eleocharis macrostachya | Carl B. Wolf | 1927-8-22 | 793 | Humboldt | Big Lagoon | Comment | |||
HSC7320 | Eleocharis macrostachya | C. B. Wolf | 1927-8-22 | 793 | Humboldt | Big Lagoon | Comment | |||
CAS-BOT-BC112838 | Eleocharis macrostachya | David Daniels Keck | 1938-8-5 | 4768 | Humboldt | Big Lagoon, on shore in drying clay mud. | Comment | |||
HSC98996 | Eleocharis quinqueflora | Cara Witte | 2008-7-16 | 925 | Humboldt | Mud Lake. Off National Forest 1, near Buck Flat. | 1569 | Comment | ||
HSC37236 | Elymus glaucus | Lon Hall | 1975-6-19 | 394 | Humboldt | About 2 mi. N of Shelter Cove Rd. on Horse Mtn. Rd. | 549 | Comment | ||
HSC40329 | Elymus glaucus | Thomas W. Nelson | 1976-7-9 | 2993 | Humboldt | Ridge S of the E peak of the Lassic Peak (Signal peak) group. | 1707 | Comment | ||
HSC71647 | Elymus glaucus | J. P. Smith, J. O. Sawyer, Jane Cole | 1978-5-21 | 9927 | Humboldt | Ishi Pishi Rd., 2.5 mi. from its junction with Hwy. 96 in Orleans | 213 | Comment | ||
CAS-BOT-BC203480 | Elymus glaucus subsp. glaucus | Doris K. Kildale | 1929-6-24 | 7065 | Humboldt | Redwood Creek at Berry's | Comment | |||
UCD62410 | Elymus glaucus subsp. virescens | G. L. Stebbins Jr.; G. L. Church | 1941-5-26 | 3106 | Humboldt | Just north of Little River, south of Trinidad. | Comment | |||
HSC74674 | Elymus multisetus | Gail Newton | 1981-7-23 | 2269 | Humboldt | Near Bug Creek Butte | 1494 | Comment | ||
UC38212 | Elymus multisetus | Joseph Burtt Davy | 1899-6-19 | 5661 | Humboldt | Hoopa Mt. | Comment | |||
CAS-BOT-BC204329 | Elymus trachycaulus subsp. trachycaulus | Joseph P. Tracy | 1926-7-5 | 7736 | Humboldt | Valley of South Yager Creek | 762 | Comment | ||
SBBG52991 | Epilobium | J. D. Hobson | -Jul-1966 | Humboldt | S end of sand spit forming Eureka Harbor, 10 mi S of Eureka | Comment | ||||
HSC43231 | Epilobium brachycarpum | R. Sutherland | 1976-8-19 | 2 .19876 | Humboldt | 259 | Comment | |||
RSA610462 | Epilobium brevistylum | R. S. Woglum | 1938-8-29 | 2027 | Humboldt | Northern Coast Ranges: Trinidad, southwest of Redwood National Park. | Comment | |||
UC198613 | Epilobium campestre | Joseph P. Tracy | 1916-6-19 | 4726 | Humboldt | Dobbyn Creek | 182 | Comment | ||
HSC49628 | Epilobium ciliatum subsp. ciliatum | Thomas W. Nelson, Jane P. Nelson | 1979-7-3 | 4943 | Humboldt | Along road to Joe Losey property at junction of Kneeland and Maple Creek Rds. | 610 | Comment | ||
HSC55111 | Epilobium ciliatum subsp. ciliatum | G. L. Clifton | 1979-7-31 | 11855 | Humboldt | Near Tish Tang A Tang Creek, close to the town of Hoopa. | 1356 | Comment | ||
UC205638 | Epilobium ciliatum subsp. glandulosum | Joseph P. Tracy | 1919-9-18 | 5225 | Humboldt | Trinity Summit, Northern Coast Ranges | Comment | |||
CHSC31296 | Epilobium ciliatum subsp. watsonii | Mark Stopher | 1980-7-2 | 123 | Humboldt | Along Elk River near Hwy 101 bridge. | 1 | Comment | ||
POM225523 | Epilobium ciliatum subsp. watsonii | P. A. Munz | 1936-8-13 | 14385 | Humboldt | Clam Beach | Comment | |||
HSC103434 | Epilobium densiflorum | Thomas W. Nelson, Dick Brummitt, Barbara Ertter | 2004-6-7 | 9279 | Humboldt | Along Kneeland Rd., 2 mi. from junction with Maple Creek Rd. | 671 | Comment | ||
HSC16369 | Epilobium glaberrimum subsp. glaberrimum | J. P. Tracy | 1936-8-7 | 15102 | Humboldt | Trinity Summit, head of Little Hors-Linto Creek | 1524 | Comment | ||
HSC55015 | Epilobium hallianum | Overton, Butler | 1979-7-31 | 11407 | Humboldt | Near Water Dog Lakes, close to the town of Hoopa | 1830 | Comment | ||
POM89781 | Epilobium hallianum | Joseph P. Tracy | 1919-9-18 | 5234 | Humboldt | Trinity Summit. | 1829 | Comment | ||
RSA181871 | Epilobium hallianum | Joseph P. Tracy | 1932-7-14 | 10533 | Humboldt | Klamath Mountains, Trinity Summit; At Corral Prairie | 1524 | Comment | ||
JEPS31474 | Epilobium minutum | Joseph P. Tracy | 1926-6-20 | 7617 | Humboldt | Horse Mountain Northern Coast Ranges (along streamlets) | 1524 | Comment | ||
UC562515 | Epilobium oregonense | Joseph P. Tracy | 1935-7-26 | 14260 | Humboldt | Water Dog Lakes Trinity Summit (meadows) | 1828 | Comment | ||
CAS-BOT-BC171849 | Epilobium septentrionale | Doris K. Kildale | 1929-8-4 | 8778 | Humboldt | Mattole River at Union Mattole | Comment | |||
HSC16559 | Epilobium septentrionale | C. B. Wolf | 1927-8-30 | 1234 | Humboldt | 2 mi. S of Petrolia on the Matole River near the road crossing the river | Comment | |||
UC1225850 | Epipactis gigantea | Joseph P. Tracy | 1948-8-22 | 18107 | Humboldt | Blue Slide Van Duzen River | 91 | Comment | ||
CAS-BOT-BC57104 | Equisetum X ferrissii | Henry M. Pollard | 1944-9-1 | s.n. | Humboldt | Near Orleans | Comment | |||
CAS-BOT-BC57788 | Equisetum telmateia | Carl D. Duncan | 1920-9-22 | s.n. | Humboldt | Hoopa Valley. | Comment | |||
HSC99644 | Equisetum telmateia subsp. braunii | L. Watson, J. Meninga | Mar 1991 | 22 | Humboldt | Near Manilla, Mad River Slough and Dunes, 0.5 mi. N of parking lot, E of trail | Comment | |||
RSA21604 | Equisetum telmateia var. braunii | C. B. Wolf | 1937-9-14 | 9351 | Humboldt | North Coast Range, Lord Ellis Road, 7.6 miles east of Blue Lake. | 213 | Comment | ||
POM356838 | Erechtites minimus | B. C. Templeton | 1931-10-15 | s.n. | Humboldt | Eureka | Comment | |||
HSC40254 | Erechtites minimus | Linda M. Barker | 1976-8-2 | 1677 | Humboldt | Lanphere- Christensen Dunes, 3 mi. W of Arcata | Comment | |||
POM318607 | Erechtites minimus | Patricia Wilder | 1968-8-21 | 4379 | Humboldt | Big Lagoon Park, just west of U.S. 101 | 15 | Comment | ||
HSC98862 | Eremogone congesta var. congesta | Cara Witte | 2008-7-30 | 961 | Humboldt | Spike Buck Mountain. Forest Service Road 5N18. 1/2 mile from intersection with National Forest 1. | 1589 | Comment | ||
CAS-BOT-BC33468 | Erigeron breweri var. klamathensis | Joseph Prince Tracy | 1937-7-24 | 15515 | Humboldt | Trinity Summit, 2 miles SE of Devil's Hole | 1584 | Comment | ||
CAS-BOT-BC300370 | Erigeron eatonii var. plantagineus | Thomas W. Nelson; James L. Nelson | 1980-6-10 | 5395 | Humboldt | North Coast Ranges. Jack Rabbit Valley. Along Swayback Ridge 4-wheel drive road 1 mile south of junction with Forest Service road | 1493 | Comment | ||
UC1223141 | Erigeron foliosus var. confinis | Joseph P. Tracy | 1947-7-5 | 17785 | Humboldt | Ridge top, 1 mi w Mud Springs; Trinity Summit | Comment | |||
CAS-BOT-BC300680 | Erigeron foliosus var. mendocinus | Volney Rattan | 1878-1-1 | s.n. | Humboldt | Unspecified | Comment | |||
UC1557909 | Erigeron glaucus | J. Semple and S. Heard | 1986-8-17 | 8501 | Humboldt | off US 101 just s Little River State Beach; Clam Beach County Park | Comment | |||
CAS-BOT-BC295174 | Erigeron inornatus | Henry M. Pollard | 1944-9-8 | s.n. | Humboldt | Orleans Mt. | 1524 | Comment | ||
RSA0010343 | Erigeron klamathensis | Joseph P. Tracy | 1937-7-24 | 15515 | Humboldt | Trinity Summit, 2 miles SE of Devil's Hole. | 1585 | Comment | ||
HSC104433 | Erigeron maniopotamicus | Bianca Hayashi | 2013-6-11 | Humboldt | Twin Lakes area, north of Board Camp Mountain | 1280 | Comment | |||
SBBG63320 | Erigeron philadelphicus | J. R. and R. C. Robbins | 1932-7-24 | Humboldt | S of Scotia | Comment | ||||
UCR179384 | Erigeron philadelphicus | Katherine Esau | 1935-5-22 | s.n. | Humboldt | Fort Seward | 152 | Comment | ||
CAS-BOT-BC214580 | Erigeron philadelphicus | D. E. Breedlove | 1962-6-8 | 3064 | Humboldt | On U.S. Highway 101, 3 miles south of Orick | Comment | |||
RSA259565 | Erigeron philadelphicus | D. E. Anderson, J. P. Smith | 1971-6-28 | J- 1221 | Humboldt | Growing along Mad River ca. 2 mi. south of Blue Lake. | Comment | |||
UC153939 | Erigeron philadelphicus var. philadelphicus | J. P. Tracy | 1910-10-1 | 3162 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
UC165032 | Erigeron philadelphicus var. philadelphicus | J. P. Tracy | 1901-5-30 | 1113 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
JEPS82129 | Erigeron philadelphicus var. philadelphicus | Rimo Bacigalupi | 1959-7-7 | 7250 | Humboldt | immediately behind bluff headland (just n of road summit at this point); Cape Mendocino | 30 | Comment | ||
HSC13527 | Eriodictyon californicum | P. J. Zinke | 1950-10-9 | 182 | Humboldt | E slope of King Peak | 1159 | Comment | ||
HSC31208 | Eriodictyon californicum | D. E. Anderson | 1972-6-20 | 5737 | Humboldt | Along the Redwood Valley-Hoopa Rd., E of the summit. | Comment | |||
UC906676 | Eriodictyon californicum | Joseph P. Tracy | 1947-7-5 | 17795 | Humboldt | near Mud Springs Trinity Summit (Trinity Summit); , near Mud Springs | 1371 | Comment | ||
HSC55185 | Eriogonum compositum | G. L. Clifton, Griswold | 1979-8-2 | 12234 | Humboldt | Near Oregon Creek, close to the town of Hoopa. | 1661 | Comment | ||
HSC32329 | Eriogonum compositum var. compositum | D. E. Anderson, Thomas W. Nelson, S. Dowty | 1972-6-14 | 5670 | Humboldt | Senteney Rock, a large barren Franciscan Rock along Swayback Ridge. | Comment | |||
UC1198159 | Eriogonum compositum var. compositum | Joseph P. Tracy | 1908-6 | 2917 | Humboldt | nw slope of Buck Mountain Buck Mountain | 1219 | Comment | ||
CAS-BOT-BC259154 | Eriogonum latifolium | Alice Eastwood | 1923-8-14 | 12313 | Humboldt | Samoa | Comment | |||
CAS-BOT-BC259181 | Eriogonum latifolium | H. E. Parks | 1941-8-1 | 24198 | Humboldt | Little River | Comment | |||
CHSC69503 | Eriogonum latifolium | Vernon Oswald; Lowell Ahart | 1997-9-4 | 8853 | Humboldt | North Spit of Humboldt Bay, west side of New Navy Base Rd. 1.1 mi south of Hwy. 255. | 6 | Comment | ||
HSC39955 | Eriogonum latifolium | Linda M. Barker | 1976-6-22 | 1615 | Humboldt | 3 mi. W of Arcata | Comment | |||
HSC95098 | Eriogonum latifolium | Andrea Pickart | 2002-6-30 | 141 | Humboldt | Lanphere Dunes, Humboldt Bay National Wildlife Refuge | 24 | Comment | ||
CAS-BOT-BC259531 | Eriogonum luteolum var. luteolum | Alice Eastwood; John Thomas Howell | 1937-6-22 | 4746 | Humboldt | Near Blocksburg | Comment | |||
UC479200 | Eriogonum luteolum var. luteolum | Marcus E. Jones, A. M. | 1931-7-16 | 28862 | Humboldt | Junction e Arcata | Comment | |||
HSC17446 | Eriogonum nudum var. auriculatum | C. B. Wolf | 1927-8-30 | 1233 | Humboldt | 2 mi. S of Petrolia on the Matole River near the road crossing the river | Comment | |||
HSC35618 | Eriogonum nudum var. nudum | Thomas W. Nelson, B. Reinhardt | 1975-7-30 | 2114 | Humboldt | E of Pilot Rock | Comment | |||
HSC99071 | Eriogonum nudum var. nudum | Cara Witte | 2007-7-9 | 467 | Humboldt | Grouse Mountain Lookout. Forest Service Road 4N70. | 1641 | Comment | ||
CAS-BOT-BC261726 | Eriogonum nudum var. oblongifolium | Doris K. Kildale | 1925-6-28 | 813 | Humboldt | Kneeland Prairie | 762 | Comment | ||
HSC32552 | Eriogonum nudum var. oblongifolium | Thomas W. Nelson | 1973-9-2 | 1121 | Humboldt | McKeown Ranch N of Dinsmore | Comment | |||
SEINET11938140 | Eriogonum nudum var. pubiflorum | J. P. Tracy | 1950-1 | 19320 | Humboldt | along Klamath River at "Big Bar", just above Slat Creek | 122 | Comment | ||
UC205641 | Eriogonum roseum | Joseph P. Tracy | 1919-9-13 | 5191 | Humboldt | Trinity River near Willow Creek - Northern Coast Ranges, Trinity River | Comment | |||
UC55393 | Eriogonum umbellatum var. dumosum | Harley P. Chandler | June 1901 | 1495 | Humboldt | Klamath River North Coast Ranges, Klamath River | 426 | Comment | ||
HSC39231 | Eriogonum umbellatum var. nelsoniorum | D. E. Anderson, J. P. Smith | 1971-7-6 | - 1281 | Humboldt | Horse Mtn. | Comment | |||
HSC43078 | Eriogonum umbellatum var. nelsoniorum | Brad Klipfel | 1973-7-15 | 181 | Humboldt | Area of N Trinity Mtn. | 1860 | Comment | ||
HSC55065 | Eriogonum umbellatum var. stellatum | G. L. Clifton, Griswold | 1979-7-31 | 11633 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1719 | Comment | ||
HSC97920 | Eriogonum umbellatum var. umbellatum | Cara Witte | 2007-6-14 | 270 | Humboldt | Along National Forest 1. Near Kinsey Ridge and cattle guard. 3 miles north of intersection with 4N09. | 1393 | Comment | ||
HSC49961 | Eriophyllum lanatum | Maralyn O'Meara | 1974-7-11 | 546 | Humboldt | Kneeland, Barry Ridge | Comment | |||
CAS-BOT-BC301018 | Eriophyllum lanatum var. achilleoides | Alice Eastwood | 1921-7-21 | 10662 | Humboldt | Vanduzen [Van Duzen] River | Comment | |||
CDA18219 | Eriophyllum lanatum var. achilleoides | G. D. Barbe, T. C. Fuller | 1974-6-17 | 1847 | Humboldt | North Coast Ranges; Shelter Cove, Upper Pacific Drive, at Sea View Rd. | 91 | Comment | ||
HSC57358 | Eriophyllum lanatum var. achilleoides | Overton, Butler | 1979-7-26 | 10054 | Humboldt | Near White Rock Spring, close to the town of Willow Creek | 1554 | Comment | ||
UC582676 | Eriophyllum lanatum var. achilleoides | Joseph P. Tracy | 1935-6-23 | 13999 | Humboldt | French Camp Ridge | 1066 | Comment | ||
HSC44133 | Eriophyllum lanatum var. achilleoides | Thomas W. Nelson, Jane P. Nelson | 1977-7-1 | 3579 | Humboldt | W side of road N from Alder Springs, head of N Fork of Conley Creek | 1463 | Comment | ||
UC90251 | Eriophyllum lanatum var. achilleoides | unknown | 1890-7-5 | Humboldt | Comment | |||||
UC535728 | Eriophyllum lanatum var. arachnoideum | Eleanor Armstrong | 1934-8-30 | 1180 | Humboldt | creek bed Richardson Grove | 121 | Comment | ||
JEPS34643 | Eriophyllum lanatum var. lanceolatum | Joseph P. Tracy | 1933-8-6 | 12936 | Humboldt | French Camp Ridge | Comment | |||
UC582673 | Eriophyllum staechadifolium | Joseph P. Tracy | 1935-7-18 | 14101 | Humboldt | Hillside facing ocean on Table Bluff | 30 | Comment | ||
SEINET12118220 | Eryngium aristulatum | J. P. Tracy | 1912-1 | 3777 & 4001 | Humboldt | Alton | 91 | Comment | ||
UC1222654 | Erysimum capitatum | Joseph P. Tracy | 1950-6-15 | 18791 | Humboldt | 7 mi n Harris (along old Overland Rd); Mail Ridge | Comment | |||
UC161540 | Erysimum capitatum | Joseph P. Tracy | 1908-6-8 | 2636 | Humboldt | Kneeland Prairie Northern Coast Ranges | 762 | Comment | ||
HSC44569 | Erysimum capitatum var. capitatum | Brad Klipfel | 1973-7-15 | 187 | Humboldt | Along ridge trail SE of N Trinity Mtn. | 1829 | Comment | ||
CHSC31281 | Erysimum menziesii | Mark Stopher | 1980-4-2 | 46 | Humboldt | On sand dunes of the Samoa peninsula at Humboldt Bay. | 4 | Comment | ||
HSC39965 | Erysimum menziesii | Linda M. Barker | 1976-3-22 | 1342 | Humboldt | 3 mi. W of Arcata | Comment | |||
UCR179237 | Erysimum menziesii | R. G. Swinney | 1968-4-3 | 240 | Humboldt | North Coast, Lanphere's Preserve, west of Arcata | 15 | Comment | ||
HSC57884 | Erysimum perenne | Walter Overton, Marvin Butler | 1979-7-31 | 11428 | Humboldt | Near Water Dog Lakes, close to the town of Hoopa | 1830 | Comment | ||
CAS-BOT-BC153744 | Erythranthe alsinoides | Mrs. A. W. Kildale | 1925-4-1 | s.n. | Humboldt | Near Korbel | Comment | |||
HSC44396 | Erythronium californicum | Brad Klipfel | 1975-5-24 | 629 | Humboldt | Horse Mtn. | Comment | |||
UC249502 | Erythronium californicum | Joseph P. Tracy | 1922-4-30 | 6037 | Humboldt | mountain slopes along road between Three Creeks and mouth of Willow Creek; Northern Coast Ranges | 609 | Comment | ||
UC1197641 | Erythronium californicum | Joseph P. Tracy | 1908-6-8 | 2630 | Humboldt | woods on n slope Ashfield's Butte; Northern Coast Ranges | 762 | Comment | ||
HSC99352 | Erythronium oregonum | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-6-21 | 1 | Humboldt | Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. | 1433 | Comment | ||
UCD139647 | Erythronium oregonum | Suzanne E. May | 1967-4-15 | 24 | Humboldt | on Kneeland Road, 7 miles east of Bridgeville. | 213 | Comment | ||
HSC32040 | Erythronium oregonum subsp. leucandrum | A. M. Montalvo, J. D. Ackerman | 1974-4-14 | 172 | Humboldt | Chezem Rd. near intersection with Hwy. 299 just W of Redwood Creek | Comment | |||
RSA367654 | Erythronium revolutum | Thomas W. Nelson | 1976-4-3 | 2283 | Humboldt | Hwy 36 at east end of Swains Flat. | Comment | |||
HSC104344 | Erythronium revolutum | James Regan, Humboldt Redwood Co., LLC | 2007-5-9 | 6 | Humboldt | Kneeland | 854 | Comment | ||
UC1196289 | Eschscholzia californica | Joseph P. Tracy | 1933-8-6 | 12934 | Humboldt | French Camp Ridge Northern Coast Ranges | 1066 | Comment | ||
UC1196290 | Eschscholzia californica | Joseph P. Tracy | 1912-7-4 | 3734 | Humboldt | near Hydesville; Northern Coast Region | 60 | Comment | ||
UC35061 | Eschscholzia californica | Chesnut and Drew | 1888-8-1 | Humboldt | Grouse Creek | Comment | ||||
HSC26453 | Eschscholzia californica | T. O. Osborne | 1970-7-18 | 3 | Humboldt | Sugarloaf Rock, Cape Mendocino | 76 | Comment | ||
HSC58806 | Eucephalus ledophyllus | G. L. Clifton, Griswold | 1979-7-31 | 11745 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa. | 1845 | Comment | ||
HSC100577 | Eucharidium concinnum | Carl C. Marshall | Jul 1887 | Humboldt | Spruce Grove region. | Comment | ||||
UC562614 | Euchiton gymnocephalus | Joseph P. Tracy | 1936-5-29 | 14829 | Humboldt | 2 mi ne Orick (on Bald Hills road) | 152 | Comment | ||
JEPS20476 | Euchiton sphaericus | Joseph P. Tracy | 1936-8-24 | 15176 | Humboldt | 6 mi se Arcata; Fickle Hill | 609 | Comment | ||
CAS-BOT-BC206913 | Euonymus occidentalis | C. Hart Merriam | 1922-7-5 | s.n. | Humboldt | Carson Woods, Fortuna | Comment | |||
CAS-BOT-BC206915 | Euonymus occidentalis | Milo S. Baker | 1923-7-25 | 113 | Humboldt | Salmon Cr. near Carlotta | Comment | |||
CAS-BOT-BC206924 | Euonymus occidentalis | Joseph P. Tracy; H. E. Parks | 1925-6-14 | 7123 | Humboldt | Kneeland Paririe Road, along stream. | 457 | Comment | ||
JEPS51869 | Euphorbia crenulata | Harley P. Chandler | Jun 1901 | 1457 | Humboldt | Bluff Creek; North Coast Ranges, Klamath River | 304 | Comment | ||
UCR94919 | Euphorbia helioscopia | D. L. Koutnik | 1996-7-3 | s.n. | Humboldt | Manila. | Comment | |||
HSC7994 | Euphorbia peplus | Richard Steele | 1962-4-14 | 19 | Humboldt | 1/4 mi. W of H.S.C. campus | 15 | Comment | ||
SEINET5781777 ![]() |
Euthamia occidentalis | S. K. Harris, C. Wilder | 1938-9-7 | Humboldt | Bars of the Van Dusen River, above Blue Slide | Comment | ||||
CAS-BOT-BC458291 | Euthamia occidentalis | Carl D. Duncan | 1920-9-22 | s.n. | Humboldt | Bank of Trinity River, Hoopa Valley | Comment | |||
HSC25940 | Euthamia occidentalis | Thomas W. Nelson | 1970-10-31 | 295 | Humboldt | Eel River near N end of the Scotia Bluff. | Comment | |||
CAS-BOT-BC413854 | Fallopia sachalinensis | T. C. Fuller | 1962-8-6 | 9364 | Humboldt | S. side of Hwy 299 to Willow Creek just e. of road to Bald Mtn., 11.2 mi. e. of Blue Lake | Comment | |||
UCD98912 | Fallopia sachalinensis | H. E. Parks; S. T. Parks | 1952-6-1 | 24448 | Humboldt | South of the Elk River Bridge on Highway 10. | Comment | |||
CAS-BOT-BC278181 | Festuca | Doris Kildale Gillespie | 1931-6-7 | 10606 | Humboldt | South Fork Mt., Blake Lookout | 1726 | Comment | ||
HSC98829 | Festuca californica var. californica | Cara Witte | 2007-5-21 | 70 | Humboldt | White Oak Opening. | 1257 | Comment | ||
RSA123475 | Festuca californica var. californica | H. S. Yates | 1936-6-22 | 5848 | Humboldt | Willow Creek, China Flat (Humboldt) | Comment | |||
UCD65925 | Festuca elmeri | Al Murphy | 1949-6-1 | Humboldt | Fort Baker. | Comment | ||||
RSA12524 | Festuca idahoensis | C. B. Wolf | 1934-7-3 | 5912 | Humboldt | 21 miles from Orick on road to Weitchpec. | 152 | Comment | ||
CAS-BOT-BC278810 | Festuca occidentalis | W. R. Dudley | 1899-6-1 | s.n. | Humboldt | Bull Creek & Eel River | Comment | |||
HSC73746 | Festuca occidentalis | M. A. Baker | 1980-7-15 | 2950 | Humboldt | Near Whiting Ridge. | 1341 | Comment | ||
UC187113 | Festuca occidentalis | J. P. Tracy | 1903-5-22 | 1876 | Humboldt | Alder Point Eel River | 152 | Comment | ||
UC38489 | Festuca occidentalis | Harley P. Chandler | Jun 1901 | 1474 | Humboldt | Klamath River North Coast Ranges | Comment | |||
RSA10075 | Festuca rubra | Joseph P. Tracy | 1927-7-4 | 8238 | Humboldt | Lone-Star Creek (in the Dagna district). | 610 | Comment | ||
UC187116 | Festuca rubra | Joseph P. Tracy | 1900-7-4 | 894 | Humboldt | Humboldt Bay | Comment | |||
UCD66356 | Festuca rubra subsp. pruinosa | H. S. Yates | 1936-6-16 | 5667 | Humboldt | 1 mile S.W. of Samoa. | 6 | Comment | ||
CAS-BOT-BC278620 | Festuca subulata | Henry M. Pollard | 1948-7-22 | s.n. | Humboldt | Perch Creek near Orleans | Comment | |||
UC179919 | Festuca viridula | Joseph P. Tracy | 1912-7-7 | 3741 | Humboldt | Eureka Northern Coast Region | 0 | Comment | ||
SEINET200725 | Filago gallica | J. P. Tracy | 1914-5-14 | 4467 | Humboldt | Fort Seward | 122 | Comment | ||
UC1197363 | Foeniculum vulgare | Joseph P. Tracy | 1930-10-12 | 9216 | Humboldt | Eel R. Alton to Fortuna; Eel R. | 15 | Comment | ||
HSC27020 | Foeniculum vulgare | Brad Klipfel | 1973-8-20 | 282 | Humboldt | At Hwy 101 and Hookton Road, N of Eureka | Comment | |||
HSC18616 | Fragaria chiloensis | A. Sylvester, R. Spellenberg, D. Sutherland | 1966-3-26 | 1355 | Humboldt | Near Beachcross 5 mi. W of Ferndale on coast | Comment | |||
RSA114996 | Fragaria chiloensis | E. K. Balls, Lee W. Lenz | 1955-5-15 | 20737 | Humboldt | 12.6miles SW of Ferndale along Old Coast road to Capetown | 259 | Comment | ||
SD39960 | Fragaria chiloensis | Edith A. Purer | 1932-7-27 | 4159 | Humboldt | Samoa, sand dunes | Comment | |||
CAS-BOT-BC453516 | Fragaria chiloensis | W. R. Dudley | 1899-6-1 | s.n. | Humboldt | Pennisula of Eureka | Comment | |||
HSC89552 | Fragaria vesca | M. Roantree | 1985-4-25 | 12 | Humboldt | E side of Trinidad Head | Comment | |||
HSC44359 | Frangula californica | Brad Klipfel | 1974-9-17 | 574 | Humboldt | Horse Mtn. | Comment | |||
HSC12313 | Frangula purshiana | Wendell Wood | 1970-9-22 | 296 | Humboldt | McKinleyville, E end of Chateau Way | 107 | Comment | ||
HSC102028 | Frasera speciosa | M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers | 2011-7-12 | 930 | Humboldt | Rustic Camp, northwest of Patterson Meadows | 1512 | Comment | ||
NY42920 | Fraxinus latifolia | J. B. Walker | 1995-4-26 | 1387 | Humboldt | Six Rivers National Forest, Hwy 36, 2km W of Cobbs | 800 | Comment | ||
CAS-BOT-BC136032 | Fritillaria affinis | John Thomas Howell | 1954-4-25 | 29154 | Humboldt | Dune hills, Little River | Comment | |||
RSA90636 | Fritillaria affinis | Ralph Lewis | 1936-4-10 | s.n. | Humboldt | Along Redwood Highway, first bridge south of Cummings | Comment | |||
SEINET255379 | Fritillaria lanceolata | Joseph P. Tracy | 1913-6-20 | 4228 | Humboldt | Lower foothills of Buck Mountain, on its NW slope. | 762 | Comment | ||
HSC16382 | Fuchsia magellanica var. discolor | T. M. Mingo | May 1965 | Humboldt | About 3 mi. N of College Cove | Comment | ||||
UC602510 | Galium bolanderi | Joseph P. Tracy | 1935-7-29 | 14339 | Humboldt | exposed places near Ranger Station; Trinity Summit | 1828 | Comment | ||
JEPS52824 | Galium muricatum | Lauramay T. Dempster and G. L. Stebbins | 1963-7-9 | 3851 | Humboldt | 11.6 mi w Bridgeville (on Hwy 36 to Dinsmores, floor of valley); Larrabee Valley | 716 | Comment | ||
JEPS52837 | Galium muricatum | Lauramay T. Dempster and G. L. Stebbins | 1963-7-8 | 3845 | Humboldt | along creek 100 yd s campsite (6.2 mi w of Willow Creek town); east fork Willow Creek | 487 | Comment | ||
UC213506 | Galium parisiense | Joseph P. Tracy | 1920-7-11 | 5343 | Humboldt | near Arcata (around Humboldt Bay); Northern Coast Ranges, Fickle Hill | 304 | Comment | ||
HSC61873 | Galium parisiense | Ruby Van Deventer | 1963-7-1 | Humboldt | Along Klamath River at Pecwan. | Comment | ||||
HSC90797 | Galium parisiense | W. L. Jepson | 1936-8-12 | 17882 | Humboldt | Miranda, S Fork of the Eel River | Comment | |||
OBI9919 | Galium parisiense | Rimo Bacigalupi, G. T. Robbins | 1954-6-28 | 4654 | Humboldt | Along hwy, high above Trinity River, 7.4 mi N of Hoopa, 4.6 mi S of Weitchpec. Six Rivers natl Forest | Comment | |||
HSC70963 | Galium porrigens | Gail Newton | 1980-7-15 | 1585 | Humboldt | Near Sims Mtn. | 1311 | Comment | ||
RSA46487 | Galium porrigens | Doris K. Kildale | 1926-3-26 | 1645 | Humboldt | Old Fortuna Rd | Comment | |||
UCD121943 | Galium triflorum | Linda M. Barker | 1976-7-5 | 1649 | Humboldt | Lanphere-Christensen Dunes, 3 miles west of Arcata. | Comment | |||
JEPS6536 | Galium triflorum | W. L. Jepson | 1902-6 | 1957 | Humboldt | Redwood Creek | Comment | |||
UC165753 | Gamochaeta ustulata | J. P. Tracy | 1906-5-20 | 2468 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
HSC5689 | Gamochaeta ustulata | David Adams | 1960-7-15 | Humboldt | Near Fort Humboldt monument, Eureka | 15 | Comment | |||
HSC41344 | Garrya buxifolia | Brad Klipfel | 1974-9-17 | 577 | Humboldt | Horse Mtn. | Comment | |||
CAS-BOT-BC188539 | Garrya elliptica | Alice Eastwood | 1923-8-14 | 12321 | Humboldt | Samoa | Comment | |||
CAS-BOT-BC188549 | Garrya elliptica | J. P. Tracy | 1901-2-15 | 992 | Humboldt | Immediate vicinity of Eureka | 152 | Comment | ||
HSC43844 | Garrya elliptica | Maralyn O'Meara | 1974-5-18 | 499 | Humboldt | Fisher Rd. near Carlotta | Comment | |||
HSC49815 | Garrya elliptica | R. York | 1979-4-13 | 223 | Humboldt | College Cove, 1 mi N of Trinidad | Comment | |||
HSC8389 | Garrya elliptica | Francis Winter | 1960-2-28 | Humboldt | Samoa Peninsula 6 mi. W of Arcata, Ca | Comment | ||||
LA40298 | Garrya elliptica | H. E. Parks; | February 1933 - March 1933 | 4287 | Humboldt | Trinidad | Comment | |||
UC545824 | Garrya elliptica | H. E. Parks | 1933-2 | 4287 | Humboldt | Trinidad | Comment | |||
UCD121163 | Garrya fremontii | Joseph P. Tracy | 1939-1-14 | 16184 b | Humboldt | Trinity River Valley, at Willow Creek. | 152 | Comment | ||
UCD39985 | Garrya fremontii | Rodney Gale Myatt | 1971-9-22 | 1200 | Humboldt | Along Salmon River, southeast of Somes Bar, and northeast of Hoopa Reservation. | 426 | Comment | ||
RSA129632 | Gastridium phleoides | H. S. Yates | 1936-6-23 | 5877 | Humboldt | 4 miles NNE of Cathay Peak. | Comment | |||
CAS-BOT-BC282614 | Gastridium phleoides | Harley P. Chandler | 1901-6-1 | 1506 | Humboldt | Klamath River | 426 | Comment | ||
CAS-BOT-BC58906 | Gaultheria shallon | Carl B. Wolf | 1930-10-30 | 1043 | Humboldt | Old Coast Road, 4 miles south of Thorn | 304 | Comment | ||
HSC31342 | Gaultheria shallon | Larry E. DeBuhr, G. D. Wallace | 1972-5-22 | 607 | Humboldt | 25 mi. N of Arcata at the S end of Big Lagoon | Comment | |||
HSC7807 | Gaultheria shallon | D. E. Anderson | 1961-8-27 | 1758 | Humboldt | 8 mi. W of Redwood Creek Br. along Hwy. 299 | Comment | |||
HSC98970 | Gaultheria shallon | Cara Witte | 2008-8-5 | 993 | Humboldt | Waterhole off Forest Service Road 5N10. Approximately 2 miles E of intersection with National Forest 1. | 1346 | Comment | ||
JEPS66612 | Gaultheria shallon | Lincoln Constance | 1934-5-31 | 751 | Humboldt | n side of (along) Bull Creek, w boundary of Park to Grasshopper Peak (Squaw Creek) Road, South Fork Eel River Bull Creek; Bull Creek Region, South Fork Eel River, Bull Creek | Comment | |||
POM118415 | Gaultheria shallon | Marcus E. Jones | 1924-4-26 | s.n. | Humboldt | Eureka. | Comment | |||
POM318846 | Gaultheria shallon | Patricia Wilder | 1968-8-22 | 4422 | Humboldt | Coastal rain forest 7 miles S of Ferndale on Mattole Road, N of Cape Mendocino and Capetown, Mt. Range: Bear River Ridge; Drainage Area: Oil Creek to Pacific. | 549 | Comment | ||
RSA249502 | Gaultheria shallon | R. F. Thorne, Percy C. Everett, K. Thorne | 1965-8-5 | 35131 | Humboldt | Wailaki Recreation site. | 518 | Comment | ||
UC1197591 | Gaultheria shallon | Joseph P. Tracy | 1911-7-11 | 3505 | Humboldt | near Willow Creek (at w side of Trinity River, ridge between Brett's Ranch and Hoopa Valley); Northern Coast Ranges, Trinity River | 304 | Comment | ||
UCD20675 | Gaultheria shallon | A. T. Leiser | 1980-7-9 | s.n. | Humboldt | Humboldt County, North of Orick, Redwood National Park, Hwy 101 reroute, +- 1000' elevation. | -304 | Comment | ||
UCR275108 | Gaultheria shallon | Charity A. Hartshorn | 2016-5-14 | 34 | Humboldt | Arcata Community Forest | 244 | Comment | ||
UCSB4793 | Gaultheria shallon | Keator, Glenn | 1958-6-18 | Humboldt | Road between Bridgeville and Kneeland | Comment | ||||
HSC54756 | Gayophytum diffusum subsp. parviflorum | G. L. Clifton, Griswold | 1979-7-26 | 10293 | Humboldt | Near Salmon Mtn., close to the town of Forks of Salmon | 1935 | Comment | ||
HSC98954 | Gayophytum diffusum subsp. parviflorum | Cara Witte | 2008-7-28 | 947 | Humboldt | Buck Flat. Near intersection of National Forest 1 and Forest Service Road 5N01. | 1591 | Comment | ||
JEPS27607 | Gayophytum diffusum subsp. parviflorum | Joseph P. Tracy | Jul 16 1930-Jul 19 1930 | 9069 | Humboldt | near McKay Camp; Northern Coast Ranges, South Fork Mountain | 1676 | Comment | ||
UC35398 | Gayophytum diffusum subsp. parviflorum | Chesnut and Drew | Humboldt | Comment | ||||||
UC562365 | Gayophytum heterozygum | Joseph P. Tracy | 1936-8-8 | 15137 | Humboldt | on ridge 2 mi e Grove's Prairie; Trinity Summit | 1524 | Comment | ||
HSC28184 | Genista monspessulana | Richard Curtis | 1973-9-27 | 20 | Humboldt | Bayside cutoff between Eureka and Arcata. | Comment | |||
JEPS24355 | Gentiana plurisetosa | Mary H. Manning | 1900-1 | Humboldt | Trinity Summit | Comment | ||||
HSC22015 | Gentiana sceptrum | Thomas W. Nelson | 1970-10-17 | 237 | Humboldt | Big Lagoon | Comment | |||
JEPS47067 | Gentiana sceptrum | Milo S. Baker | 1923-7-15 | 8 | Humboldt | Eureka Eureka | Comment | |||
UC1541479 | Gentiana sceptrum | Harold E. Parks | Jul 1931 | 1052 | Humboldt | Trinidad | 76 | Comment | ||
UC162717 | Gentiana sceptrum | Joseph P. Tracy | 1911-8-27 | 3535 | Humboldt | Eureka Northern Coast Region | 0 | Comment | ||
UC1197396 | Geranium carolinianum | Joseph P. Tracy | 1929-5-5 | 8558 | Humboldt | Miranda, along South Fork of Eel River Northern Coast Ranges, South Fork of Eel River | 121 | Comment | ||
UC1198958 | Geranium core-core | Joseph P. Tracy | 1938-6-11 | 15892 | Humboldt | Table Bluff | 91 | Comment | ||
UC1197403 | Geranium dissectum | Joseph P. Tracy | 1909-7-31 | 3043 | Humboldt | Kneeland Prairie Northern Coast Ranges | 762 | Comment | ||
HSC8654 | Geranium molle | S. S. Stutz | 1963-5-18 | 59 | Humboldt | 7 mi. SE of Arcata on Fickle Hill Rd. | Comment | |||
JEPS79892 | Geum macrophyllum | Joseph P. Tracy | 1932-7-14 | 10540 | Humboldt | at Corral Prairie, Klamath Mountains, Trinity Summit Corral Prairie; Klamath Mountains, Trinity Summit, Corral Prairie | 1524 | Comment | ||
HSC16968 | Gilia capitata | H. D. Sumner | 1959-7-14 | Humboldt | Between Hoopa and Redwood Creek | 305 | Comment | |||
HSC45985 | Gilia capitata | J. P. Smith, Steve Selva | 1970-6-14 | 3842 | Humboldt | Along Hwy. 96 at Whitmore Creek | 152 | Comment | ||
RSA469341 | Gilia capitata subsp. pacifica | J. P. Smith | 1973-5-26 | 6816 | Humboldt | Scotia Bluffs along the Eel River near Rio Dell. | Comment | |||
HSC95545 | Gilia millefoliata | Andrea Pickart | 2002-5-13 | 101 | Humboldt | Lanphere Dunes Unit, Humboldt Bay National Wildlife Refuge | 0 | Comment | ||
HSC95589 | Gilia millefoliata | Andrea Pickart | 2002-5-20 | 105 | Humboldt | Manila Dunes, near Manila Community Services District treatment area | 15 | Comment | ||
UC1197909 | Gilia millefoliata | Joseph P. Tracy | 1937-6-5 | 15329 | Humboldt | Little River Beach | 6 | Comment | ||
CAS-BOT-BC123799 | Gilia millefoliata var. maritima | Alice Eastwood | 1905-5-10 | s.n. | Humboldt | Samoa near Eureka | Comment | |||
SEINET10464457 | Githopsis diffusa subsp. robusta | Lincoln Constance | 1934-6-15 | Constance 819 | Humboldt | Grassy summit of Grasshopper Peak; Bull Creek watershed | 975 | Comment | ||
HSC70953 | Githopsis specularioides | R. York | 1980-5-17 | 522 | Humboldt | Near Le Perron Peak | 792 | Comment | ||
SEINET10464622 | Githopsis specularioides | Tracy | 1913-6-19 | TRACY 4207 | Humboldt | Dinsmore's Ranch; in valley of Van Duzen River opposite Buck Mountain | 762 | Comment | ||
HSC17914 | Glaux maritima | D. E. Anderson | 1962-5-10 | 2207 | Humboldt | Lanphere's | Comment | |||
UC1199277 | Glebionis segetum | Joseph P. Tracy | 1933-8-22 | 12977 | Humboldt | at Eureka | 6 | Comment | ||
CHSC84624 | Glehnia littoralis subsp. leiocarpa | L. P. Janeway | 2003-7-27 | 7930 | Humboldt | North Coast. Back of beach between Dry Lagoon and Sharp Point; just below steep slope. | 4 | Comment | ||
UC1197365 | Glehnia littoralis subsp. leiocarpa | J. P. Tracy | 1901-5-18 | 1097 | Humboldt | sand hills of Ocean Beach at Samoa opposite Eureka | Comment | |||
HSC75278 | Glyceria elata | J. O. Sawyer, D. A. Thornburgh | 1980-9-9 | 4077 | Humboldt | Mill Creek Lake and surrounding meadows | Comment | |||
HSC93934 | Glyceria fluitans | Gordon Leppig, Sylvia Leppig | 1999-4-24 | 1125 | Humboldt | Arcata, Alder Grove Pond. | 18 | Comment | ||
HSC57969 | Gnaphalium palustre | G. L. Clifton, Griswold | 1979-7-31 | 11692 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1805 | Comment | ||
HSC36646 | Goodyera oblongifolia | J. D. Ackerman | 1975-9-15 | 742 | Humboldt | Arcata, behind Fern Ln. E of Humboldt State University | Comment | |||
HSC45235 | Goodyera oblongifolia | Thomas W. Nelson, Jane P. Nelson | 1977-7-1 | 3563 | Humboldt | N side of ridge between Bear Creek & Blanket Creek | 1524 | Comment | ||
UC582588 | Gratiola ebracteata | Joseph P. Tracy | 1930-5-18 | 8697 | Humboldt | Rohnerville | 152 | Comment | ||
CAS-BOT-BC304759 | Grindelia hirsutula | Roxana S. Ferris | 1937-8-21 | 9388 | Humboldt | Shelter Cove | Comment | |||
CAS-BOT-BC304760 | Grindelia hirsutula | Roxana S. Ferris | 1937-8-21 | 9388 | Humboldt | Shelter Cove | Comment | |||
UCD132571 | Grindelia stricta var. stricta | Gordon Leppig | 1998-8-6 | 994 | Humboldt | Arcata, Arcata Marsh and Wildlife Sanctuary. On Humboldt bay side of Klopp Lake dike. | 2 | Comment | ||
HSC56354 | Hackelia bella | Griswold, Butler | 1979-7-10 | 6325 | Humboldt | Near Board Camp Mtn., close to the town of Willow Creek | 1372 | Comment | ||
HSC56934 | Hackelia micrantha | G. L. Clifton, Butler | 1979-7-26 | 9370 | Humboldt | Near Salmon Mtn., close to the town of Forks of Salmon | 1935 | Comment | ||
HSC97927 | Hastingsia serpentinicola | Cara Witte | 2007-6-19 | 293 | Humboldt | Horse Mountain Botanical Area. Forest Service Road 6N38 | 1220 | Comment | ||
CAS-BOT-BC306612 | Helenium bigelovii | L. B. Kildale | 1930-8-10 | 10532 | Humboldt | Snow Camp, head of Redwood Creek | Comment | |||
CAS-BOT-BC306615 | Helenium bigelovii | Joseph P. Tracy | 1937-8-12 | 15657 | Humboldt | Snow Camp | 1402 | Comment | ||
HSC58097 | Helenium bigelovii | G. L. Clifton, Griswold | 1979-8-1 | 12015 | Humboldt | Near N Trinity Mtn., close to the town of Hoopa | 1799 | Comment | ||
CAS-BOT-BC306613 | Helenium bigelovii | Doris K. Kildale | 1925-8-15 | 1173 | Humboldt | Elk Horn Prairie - Trinity Summit | 1539 | Comment | ||
CAS-BOT-BC306864 | Helenium bolanderi | Doris K. Kildale | 1926-7-16 | 2384 | Humboldt | Big Lagoon | Comment | |||
HSC91912 | Helenium bolanderi | E. Mackey | 1986-8-2 | Humboldt | Patrick's Point State Park; near Ceremonial Rock | Comment | ||||
POM203674 | Helenium bolanderi | I. L. Wiggins | 1932-7-19 | 5891 | Humboldt | 1.5 miles N of Trinidad Head. | Comment | |||
UC175964 | Helenium bolanderi | Joseph P. Tracy | 1912-7-22 | 3795 | Humboldt | between Fields Landing and Elk River; Northern Coast Region, Humboldt Bay Region | 0 | Comment | ||
RSA1499 | Helenium puberulum | E. R. Johnson | 1929-08 | 1431 | Humboldt | Along the Redwood Hwy, S of Eureka. | 30 | Comment | ||
RSA46472 | Heliotropium curassavicum var. oculatum | Doris K. Kildale | 1926-7-10 | 2339 | Humboldt | Stone Lagoon. | Comment | |||
UC1070058 | Helminthotheca echioides | H. L. Person | 1932-8-20 | 19487 | Humboldt | Korbel Eureka Quad. Korbel | Comment | |||
BLMAR710 | Helminthotheca echioides | Jennifer Wheeler | 2010-9-28 | 710 | Humboldt | Lost Coast Headland, decommissioned naval base side, east side of road | 76 | Comment | ||
RSA255769 | Hemitomes congestum | Gary D. Wallace | 1973-7-11 | 1252 | Humboldt | Prairie Creek Redwoods St. Pk. north of Orick. SE of the residences across the road from park hdqrs. just in the treeline. | Comment | |||
HSC57194 | Hemizonella minima | Griswold, Butler | 1979-7-11 | 6983 | Humboldt | Near Snow Camp Lake | 1393 | Comment | ||
HSC70956 | Hemizonella minima | Thomas W. Nelson | 1977-6-15 | 3431 | Humboldt | Along FS Rd. 6N01 about 1 mi. S of junction with FS Rd. 5N10 | 1372 | Comment | ||
HSC96210 | Hemizonella minima | J. McIntire, S. Lyon | 2005-6-10 | 10 | Humboldt | Ca. 0.7 mi. due W of Spike Buck Mtn. off F.S. Road NF1 | 1610 | Comment | ||
CAS-BOT-BC306037 | Hemizonia congesta subsp. clevelandii | Joseph P. Tracy | 1925-7-12 | 7200 | Humboldt | Northern Coast Ranges. Trinity River Valley, near the South Fork | 304 | Comment | ||
CAS-BOT-BC306080 | Hemizonia congesta subsp. clevelandii | H. E. Parks; J. P. Tracy | 1930-5-25 | 0880 | Humboldt | Near Bridgeville | Comment | |||
CAS-BOT-BC309981 | Hemizonia congesta subsp. tracyi | A. G. Vestal | 1937-6-22 | s.n. | Humboldt | Kneeland Prairie | Comment | |||
UC1173664 | Hemizonia congesta subsp. tracyi | Joseph P. Tracy | 1939-8-10 | 16400 | Humboldt | Kneeland Prairie | 762 | Comment | ||
UC581808 | Hemizonia congesta subsp. tracyi | Joseph P. Tracy | 1937-7-19 | 15456 | Humboldt | Buck Mt. | 914 | Comment | ||
CDA40920 | Heracleum lanatum | P. Haggard | 2002-8-23 | PDR P 070809 | Humboldt | North Coast; Wildlife Refuge in the vicinity of Eureka. Sheet 3 of 3 | 0 | Comment | ||
JEPS14231 | Heracleum lanatum | Joseph P. Tracy | 1934-7-27 | 13491 | Humboldt | near mouth Mad R. | 15 | Comment | ||
UC642346 | Heracleum lanatum | Joseph P. Tracy | 1934-7-27 | 13491 | Humboldt | near mouth Mad R. | 15 | Comment | ||
HSC56147 | Heracleum maximum | G. L. Clifton, Terry Griswold | 1979-8-1 | 11981 | Humboldt | Near Mill Creek Lakes, close to the town of Hoopa | 1707 | Comment | ||
HSC38904 | Heracleum maximum | J. P. Smith, Steve Selva | 1970-6-30 | 4116 | Humboldt | Comment | ||||
HSC98845 | Heracleum maximum | Cara Witte | 2008-7-16 | 920 | Humboldt | National Forest Road 4N06. 1 mile west of National Forest 1. | 1228 | Comment | ||
CAS-BOT-BC311053 | Heterotheca oregona var. oregona | John Thomas Howell | 1936-8-29 | 12889 | Humboldt | Bluffs of Eel River, 11 miles n. of Garberville | Comment | |||
HSC44341 | Heuchera micrantha | Brad Klipfel | 1975-6-17 | 680 | Humboldt | Horse Mtn. | Comment | |||
HSC70966 | Heuchera micrantha | Gail Newton | 1980-7-15 | 1582 | Humboldt | Near Sims Mtn. | 1311 | Comment | ||
BLMAR317 | Heuchera micrantha | Jennifer Anthony-Wheeler | 2002-8-9 | 317 | Humboldt | Headwaters Forest Reserve, growing in a pond with large floating logs | 426 | Comment | ||
CAS-BOT-BC424195 | Heuchera micrantha var. hartwegii | Alice Eastwood | 1907-4-21 | s.n. | Humboldt | Trinidad, Light-house Point | Comment | |||
JEPS26199 | Heuchera rubescens | Joseph P. Tracy | 1932-7-18 | 10715 | Humboldt | head of Brett Hole; Klamath Mountains, Trinity Summit | 1828 | Comment | ||
HSC57023 | Hieracium albiflorum | Overton, Butler | 1979-7-24 | 9640 | Humboldt | Near Friday Camp, close to the town of Willow Creek. | 1250 | Comment | ||
CAS-BOT-BC312397 | Hieracium albiflorum | Henry M. Pollard | 1948-7-18 | s.n. | Humboldt | Red Cap Creek near Orleans | Comment | |||
HSC98116 | Hieracium albiflorum | Cara Witte | 2007-6-27 | 371 | Humboldt | Near Grouse Mountain. Along Forest Service Road 4N32. Near intersection with 4N32B | 1516 | Comment | ||
RSA168836 | Hieracium bolanderi | Joseph P. Tracy | 1947-7-9 | 17849 | Humboldt | Horse Mountain | 1432 | Comment | ||
HSC57977 | Hieracium greenei | G. L. Clifton, Griswold | 1979-7-31 | 11701 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1805 | Comment | ||
SDSU1121 | Hierochloe occidentalis | D. F. Howe | 1962-5-22 | 3304 | Humboldt | 3 miles east of Orick on Bald Mt. road | 396 | Comment | ||
RSA0016043 | Hippuris vulgaris | Carl B. Wolf | 1939-7-6 | 9517 | Humboldt | Dry Lagoon. | 2 | Comment | ||
HSC6597 | Hirschfeldia incana | Jerry Parker | 1968-11-11 | 233 | Humboldt | S of Vista Point | Comment | |||
CAS-BOT-BC280737 | Holcus lanatus | M. S. Jussel | 1931-5-2 | 125 | Humboldt | 6 miles from Garberville | Comment | |||
HSC59438 | Holcus lanatus | Kenneth Clark | 1979-4-21 | 144 | Humboldt | Little River flood plain (alluvium), 4.5 miles from McKinleyville, 200 yards E of Hwy. 299 | Comment | |||
UCD84908 | Holcus lanatus | S. P. Lynch | 1975-6-19 | 1364 | Humboldt | US 101 at jct. w/ Loleta Dr., ca. 31 miles N of Burlington Campground. | Comment | |||
UCD84961 | Holcus lanatus | Henry M. Pollard | 1945-8-24 | 7892 | Humboldt | Klamath River Canyon. Between Orleans and Camp Creek. | Comment | |||
HSC45632 | Holodiscus discolor | Diane L. Reed | 1978-4-22 | 10 | Humboldt | Tish Tang Campground, 5 mi. N of Willow Creek on Hwy. 96 | Comment | |||
HSC58004 | Holodiscus discolor | G. L. Clifton, Griswold | 1979-7-31 | 11789 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1805 | Comment | ||
RSA21673 | Holodiscus discolor | Carl B. Wolf | 1937-8-13 | 9227 | Humboldt | North coast range, 8 mi. east of Hoopa Valley on new road towards Trinity summit. | 1220 | Comment | ||
SD61035 | Holodiscus discolor | Darley F. Howe | 1964-8-10 | Humboldt | 1.8 mile from Ferndale on rd. to Petrolia | 305 | Comment | |||
UC666848 | Holodiscus discolor | Joseph P. Tracy | 1937-6-20 | 15347 | Humboldt | Bear River 10 miles upstream from the mouth Bear River | 152 | Comment | ||
SEINET3351072 ![]() |
Hordeum | Joseph P. Tracy | 1942-1 | Humboldt | Frequent in moist grassy meadow. | 91 | Comment | |||
SEINET200842 ![]() |
Hordeum brachyantherum | Joseph Tracy, Roland von Bothmer; 1980 | 1933-6-6 | 12508 | Humboldt | unspecified | 9 | Comment | ||
UC1132099 | Hordeum brachyantherum subsp. brachyantherum | H. S. Yates | 1936-2-16 | 5680 | Humboldt | 1 mi ne Samoa; Eureka Quad. | Comment | |||
CDA18214 | Hordeum marinum subsp. gussoneanum | G. D. Barbe, T. C. Fuller | 1974-6-17 | 1842 | Humboldt | North Coast Ranges; Shelter Cove, uphill, E of Sail Court. | 91 | Comment | ||
UC589873 | Hordeum marinum subsp. gussoneanum | H. S. Yates | 1936-6-17 | 5710 | Humboldt | lower nw slope Buck Mountain; South Fork Pk Quad., lower nw slope Buck Mountain | 792 | Comment | ||
CDA38356 | Hydrocotyle ranunculoides | W. F. Cruickshank | 1961-5-27 | s.n. | Humboldt | Arcata, Weyerhauser Lumber Co. | 0 | Comment | ||
JEPS1632 | Hydrophyllum fendleri var. albifrons | Mary H. Manning | 1901-6-25 | Humboldt | Trinity Summit; n Humboldt County | Comment | ||||
UC35519 | Hydrophyllum occidentale | W. C. Blasdale | 1896-6-6 | Humboldt | McBride's | Comment | ||||
UC275343 | Hypericum anagalloides | Joseph P. Tracy with H. E. Parks | 1924-8-3 | 6757 | Humboldt | Big Lagoon Northern Coast Region, Big Lagoon | 6 | Comment | ||
CAS-BOT-BC400792 | Hypericum anagalloides | Henry M. Pollard | 1948-7-18 | s.n. | Humboldt | Area near Orleans | Comment | |||
CAS-BOT-BC400793 | Hypericum anagalloides | C. L. Hitchcock; J. S. Martin | 1939-7-14 | 5442 | Humboldt | 7 miles east of Shelter Cove | 243 | Comment | ||
CAS-BOT-BC400795 | Hypericum anagalloides | Doris K. Kildale | 1925-8-17 | 1241 | Humboldt | Trinity Summit - Waterdog Lake | 1828 | Comment | ||
UC502949 | Hypericum anagalloides | Joseph P. Tracy | Jul 16 1930-Jul 19 1930 | 8978 | Humboldt | S. Fork Mt., McKay Camp Northern Coast Ranges, S. Fork Mt., McKay Camp | 1676 | Comment | ||
UC180207 | Hypericum formosum var. scouleri | Joseph P. Tracy | 1914-7-21 | 3751 | Humboldt | at Eureka Northern Coast Region, Eureka | 0 | Comment | ||
CAS-BOT-BC401234 | Hypericum perforatum | Mrs. E. C. Van Dyke | 1931-6-30 | s.n. | Humboldt | Willow Creek | Comment | |||
HSC57100 | Hypericum perforatum | Overton, Butler | 1979-7-25 | 9832 | Humboldt | Near Ammon Creek, close to the town of Willow Creek. | 671 | Comment | ||
HSC12005 | Hypericum perforatum | Wilbur Peterson | 1970-10-18 | 60 | Humboldt | 200 yards S of Mad River Bridge on Hwy 101 | Comment | |||
HSC41265 | Hypericum perforatum | Brad Klipfel | 1974-7-23 | 458 | Humboldt | Horse Mtn. along disturbed ridge rd. E of the towers | Comment | |||
RSA424593A | Hypericum perforatum | T. S. Elias, Barbara A. Elias | 1987-8-26 | 10630 | Humboldt | Fernbridge, 0.5 mile S of Route 101; along West bank of Eel River, about 0.5 mile N of bridge. | Comment | |||
SEINET6178750 | Hypericum perforatum | Dunn Bennett, Dziekanowski | 1976-8-6 | 479 | Humboldt | By Hwy 101, N Side of Orick. Rocky area, densely forested by river.; 0 | 30 | Comment | ||
CAS-BOT-BC401303 | Hypericum scouleri | Doris K. Kildale | 1926-7-9 | 2337 | Humboldt | Bayside | Comment | |||
CAS-BOT-BC312887 | Hypochaeris glabra | Alice Eastwood | 1923-8-16 | 12326 | Humboldt | Carlotta | Comment | |||
HSC34584 | Hypochaeris glabra | A. Montalvo | 1975-5-24 | 271 | Humboldt | Samoa Dunes off Samoa Blvd., across from the boat landing | Comment | |||
HSC26376 | Hypochaeris radicata | T. O. Osborne | 1970-9-16 | 34 | Humboldt | Prisoner Rock, Trinidad | Comment | |||
UC302050 ![]() |
Iliamna latibracteata | Joseph P. Tracy | 1926-6-12 | 7585 | Humboldt | Prairie Creek | 152 | Comment Read comments Feb 27 2012 |
||
UC902184 ![]() |
Iliamna latibracteata | Joseph P. Tracy | 1948-8-15 | 18151 | Humboldt | near Elk Camp, on Ridge 2 miles east of Grove's Prairie; Trinity Summit. | 1493 | Comment Read comments Feb 27 2012 |
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SEINET5536070 ![]() |
Impatiens glandulifera | W. J. Ferlatte, B. D. Rogers | 1966-1 | 3128 | Humboldt | Lampheres Garden | Comment | |||
HSC63146 | Ipomopsis aggregata subsp. aggregata | M. A. Baker | 1979-6-28 | 939 | Humboldt | Jct. of Tish Tang A Tang Creek and trail N of Grogan Hole | Comment | |||
RSA46818 | Ipomopsis aggregata subsp. formosissima | Doris K. Kildale | 1925-2-15 | 1157 | Humboldt | Trinity Summit. | Comment | |||
JEPS542 | Iris douglasiana | W. L. Jepson | 1932-8-9 | 16539 | Humboldt | Bull Creek | 152 | Comment | ||
RSA136681 | Iris douglasiana | Lee W. Lenz, E. K. Balls | 1951-5-8 | 16508 | Humboldt | 14.7 miles north of Trinidad, Highway 101 | 6 | Comment | ||
RSA70604 | Iris douglasiana | Frank W. Peirson | 1923-7-12 | 3692 | Humboldt | About 5 miles north of Orick | Comment | |||
SEINET12049821 | Iris douglasiana | F. H. Utech | 1986-1 | 86 -395 | Humboldt | ca 5 mi N on Kings Peak Rd, from junction with Shelter Cove Rd, near Tolkan Recreation Area | 480 | Comment | ||
UC1193099 | Iris longipetala | P. Zinke | 1950-10-11 | 188 | Humboldt | 4 mi se Punta Gorda; Lake Ridge | 243 | Comment | ||
RSA24204 | Iris macrosiphon | Carl B. Wolf | 1941-3-3 | 9993 | Humboldt | N. Coast Range, 1/2 miles N of Ettersburg on road to Honeydew. | 305 | Comment | ||
UC709435 | Iris macrosiphon | Joseph P. Tracy | 1941-3-23 | 16808 | Humboldt | 3 mi w Bridgeport (near e margin of redwood belt through s Humboldt County) | 198 | Comment | ||
HSC45309 | Iris tenax subsp. klamathensis | R. York | 1978-5-11 | 167 | Humboldt | Along logging road 5 mi. N of Orleans | 610 | Comment | ||
JEPS93202 | Iris tenax subsp. klamathensis | Carol A. Wilson | 1986-5-15 | 86 -4 | Humboldt | near Orleans (along road (Orleans Alternate/Ishi Pishi Rd) where crosses Ishi Pishi Bridge just s of Somes Bar); Orleans Alternate/Ishi Pishi Rd | Comment | |||
RSA298350 | Iris tenax subsp. klamathensis | T. Jimerson, J. Pageau | 1979-5-1 | 440 | Humboldt | 1.3 miles south of Hwy 96 on Ishi Pishi Road, west side of road, Orleans; aspect 52E | 232 | Comment | ||
RSA0000278 | Iris tenax subsp. klamathensis | Lee W. Lenz | 1953-5-13 | 18296 | Humboldt | Wooded hillsides along Klamath River, Orleans. | 122 | Comment | ||
UC667942 | Isoetes bolanderi | Joseph P. Tracy | 1937-8-12 | 15651 | Humboldt | Snow Camp | 1402 | Comment | ||
CAS-BOT-BC112456 | Isolepis cernua | Joseph Prince Tracy | 1927-9-4 | 8363 | Humboldt | Sand Dunes, near Samoa on Humboldt Bay; depressions where water collects in winter.q | 6 | Comment | ||
HSC7447 | Isolepis cernua | D. E. Anderson | 1961-9-13 | 1817 | Humboldt | 1 mi. S of Trinidad | Comment | |||
UC183780 | Juncus bolanderi | Joseph P. Tracy | 1912-7-26 | 3826 | Humboldt | Kneeland Prairie Northern Coast Ranges | 762 | Comment | ||
CHSC2217 | Juncus breweri | M. Anthony | 1960-5-14 | Humboldt | Near Arcata. | Comment | ||||
RSA246797 | Juncus breweri | Robert F. Thorne, Percy C. Everett | 1965-8-5 | 35161 | Humboldt | Samoa Dunes. | 3 | Comment | ||
RSA340075 | Juncus breweri | Harold Lint | 1964-4-1 | C- 306 | Humboldt | Dry Lagoon State Park, Highway 101. | Comment | |||
HSC13995 | Juncus bufonius | D. E. Anderson | 1961-9-9 | 1786 | Humboldt | Along Hwy. 101 | Comment | |||
HSC67455 | Juncus bufonius | J. P. Smith | 1971-10-9 | 5009 | Humboldt | Mad River above the Fish Hatchery. | Comment | |||
SEINET6333123 | Juncus bufonius | S. T. Parks, H. E. Parks | 24254 | Humboldt | North Coast Ranges, Spruce Cove, Trinidad | 61 | Comment | |||
HSC69861 | Juncus covillei | Thomas W. Nelson, Ken Hindley | 1978-5-28 | 4084 | Humboldt | McKeown Ranch, N of Dinsmore | 762 | Comment | ||
HSC44314 | Juncus covillei | Thomas W. Nelson, Jane Nelson | 1977-8-6 | 3698 | Humboldt | Above Alder Spring | 1616 | Comment | ||
HSC98023 | Juncus covillei | Cara Witte | 2007-7-12 | 517 | Humboldt | Forest Service Road 5N10. 2 miles east of intersection with National Forest 1. | 1339 | Comment | ||
HSC98602 | Juncus effusus | Cara Witte | 2007-6-28 | 383 | Humboldt | FS Road 5N10. Approximately 0.5 mi E of intersection with National Forest 1. | 1426 | Comment | ||
JEPS63893 | Juncus effusus subsp. pacificus | W. L. Jepson | 1932-7-29 | 16440 | Humboldt | Weatt | Comment | |||
JEPS63895 | Juncus effusus subsp. pacificus | W. L. Jepson | 1932-7-24 | 16392 | Humboldt | Garberville | Comment | |||
SEINET3878826 | Juncus effusus var. pacificus | Thomas Nelson | 1974-7-20 | 1695 | Humboldt | Mckeown Ranch north of Dinsmore.; 0 | Comment | |||
HSC99545 | Juncus exiguus | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-8-10 | 210 | Humboldt | Near North Trinity Mtn, 11. 5 mi E of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. | 1433 | Comment | ||
UC1103054 | Juncus hesperius | Joseph P. Tracy | 1901-7-29 | 1229 | Humboldt | Eureka Northern Coast Region | 0 | Comment | ||
HSC90688 | Juncus lescurii | Gail Newton | 1982-5-31 | 3563 | Humboldt | Elk River Wildlife Area, Eureka | Comment | |||
HSC14028 | Juncus lescurii | J. W. Johnson | 1961-8-17 | 1057 | Humboldt | Arcata, Hollow 10, W.M. Lanphere Farm, Samoa Peninsula. | Comment | |||
HSC58135 | Juniperus communis var. saxatilis | Gilbert Muth | 1979-8-1 | 12143 | Humboldt | Near Horse Trail Ridge, close to the town of Hoopa | 1677 | Comment | ||
HSC4845 | Kalmia polifolia | J. O. Sawyer | 1968-9-27 | 727 | Humboldt | Near Waterdog Lakes and N Trinity Mtn. | 1768 | Comment | ||
UC562742 | Kalmia polifolia subsp. microphylla | Joseph P. Tracy | 1935-7-26 | 14261 | Humboldt | Trinity Summit, at Water Dog Lakes Water Dog Lakes; Trinity Summit, Water Dog Lakes | 1828 | Comment | ||
CAS-BOT-BC235888 | Keckiella corymbosa | L. Constance | 1936-7-17 | 1807 | Humboldt | Open bank between Dyerville & Bull Creek Flat, Humboldt State Redwood Park | Comment | |||
CAS-BOT-BC235892 | Keckiella corymbosa | Doris K. Kildale | 1929-8-4 | 8779 | Humboldt | Mattole River at Union Mattole | Comment | |||
UC1245365 | Keckiella lemmonii | Joseph T. Gregory | 1929-8-4 | 24 | Humboldt | on road from Petrolia to Dyerville (Windy Nip Gap); Windy Nip Gap | Comment | |||
UC50518 | Koeleria macrantha | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-21 | 5771 | Humboldt | Trinity Summit | Comment | |||
JEPS7507 | Kyhosia bolanderi | Joseph P. Tracy | 1935-7-23 | 14136 | Humboldt | Corral Prairie Trinity Summit | 1584 | Comment | ||
UC1199391 | Kyhosia bolanderi | Joseph P. Tracy | 1919-9-18 | 5240 | Humboldt | near Ranger's lookout; Trinity summit | 1889 | Comment | ||
UC205187 | Kyhosia bolanderi | Joseph P. Tracy | 1919-9-18 | 5252 | Humboldt | meadow McKay; Trinity summit | 1524 | Comment | ||
HSC5894 | Lactuca saligna | R. I. Bonn | 1965-10-1 | Humboldt | 2 mi. N of Bridgeville on May Ranch | 701 | Comment | |||
CHSC79684 | Lamiastrum galeobdolon | Gordon Leppig; Kai Neander | 2000-4-13 | 1292 | Humboldt | Arcata. 100 m south of trail 5 and 10 intersection. UTM zone 10, 4527N, 40E. | 91 | Comment | ||
HSC26842 | Lamium amplexicaule | Thomas W. Nelson | 1971-1-8 | 323 | Humboldt | Ferndale next to Co. Fair Grounds | Comment | |||
UC1223221 | Lapsana communis | Joseph P. Tracy | 1949-7-4 | 18326 | Humboldt | intersection of Kneeland and Butter Valley roads (at Cameron Hill); Cameron Hill | Comment | |||
CAS-BOT-BC324946 | Lasthenia californica subsp. bakeri | Dr. A. Kellogg; W. G. W. Harford | 1868-1-1 | 464 | Humboldt | Eureka | Comment | |||
JEPS10074 | Lasthenia californica subsp. californica | Joseph P. Tracy | 1932-6-26 | 10265 a | Humboldt | Valley of South Yager Creek | 762 | Comment | ||
UC1199132 | Lasthenia californica subsp. californica | Joseph P. Tracy | 1922-5-29 | 6083 | Humboldt | South Yager Creek valley Northern Coast Ranges, South Yager Creek valley | 762 | Comment | ||
UC128624 | Lasthenia californica subsp. californica | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-9 | 5380 | Humboldt | Harris | Comment | |||
UC175194 | Lasthenia californica subsp. californica | Joseph P. Tracy | 1913-6-21 | 4247 | Humboldt | valley Van Duzen River (opposite Buck Mountain); Northern Coast Ranges, Dinsmore's Ranch, valley of Van Duzen | 762 | Comment | ||
HSC14707 | Lathyrus glandulosus | Lincoln Constance | 1934-6-8 | 837 | Humboldt | S Fork Eel River, Cow Creek Fire Trail, from Bull Creek Rd., N over the divide, into the headwaters of Bear Creek. | Comment | |||
UC1368672 | Lathyrus glandulosus | J. P. Tracy | 1946-6-23 | 17595 | Humboldt | near the Dan McBride place at se end of Kneeland | Comment | |||
HSC47485 | Lathyrus littoralis | Sheila Logan | 1978-4-7 | 3 | Humboldt | Samoa sand dunes, 1/4 mi. N of Coast Guard Station. | Comment | |||
SD39835 | Lathyrus littoralis | Charlotte M. Hook | 1931-7-15 | 2104 | Humboldt | Eureka | Comment | |||
SEINET955878 | Lathyrus littoralis | Gordon Leppig, Kai Neander | 1998-1 | 787 | Humboldt | Big Lagoon State Park. | 2 | Comment | ||
HSC33416 | Lathyrus nevadensis var. nevadensis | Thomas W. Nelson | 1974-5-30 | 1346 | Humboldt | Along Hoopa-Redwood Valley Rd. | Comment | |||
HSC64214 | Lathyrus nevadensis var. nevadensis | J. O. Sawyer, M. A. Ericksen | 1979-6-23 | 3387 | Humboldt | Slopes below Mill Creek Lakes | 1585 | Comment | ||
UC902096 | Lathyrus nevadensis var. nevadensis | Harold E. Parks and Joseph P. Tracy | 1949-6-25 | 11659 | Humboldt | near Mud Springs (on the Trinity Summit Road) | 1341 | Comment | ||
UC1199075 | Lathyrus polyphyllus | Joseph P. Tracy | 1935-7-22 | 14126 | Humboldt | Klamath Mountains, Trinity Summit, near Corral Prairie. | Comment | |||
UC33512 | Lathyrus torreyi | Chesnut and Drew | 1888-7-9 | Humboldt | Kneeland | Comment | ||||
UCD106660 | Lathyrus torreyi | C. L. Hitchcock | 1949-6-7 | 19084 | Humboldt | 15 miles E of Blue Lake, along Highway 299. | Comment | |||
HSC79488 | Lathyrus vestitus subsp. bolanderi | Kenneth Clark | 1980-3-24 | 538 | Humboldt | Upper Terrace of Dead Man's Gulch | 76 | Comment | ||
RSA405756 | Lathyrus vestitus subsp. vestitus | Unspecified | 1924-7-11 | s.n. | Humboldt | Arcata | Comment | |||
UC169300 | Lathyrus vestitus var. vestitus | Joseph P. Tracy and Ernest B. Babcock | 1912-5-11 | 3610 | Humboldt | near Hydesville; Northern Coast Region | 30 | Comment | ||
HSC15978 | Lavatera cretica | D. E. Anderson | 1962-10-22 | 2341 | Humboldt | Samoa | Comment | |||
CAS-BOT-BC325995 | Layia carnosa | David D. Keck; J. Clausen | 1935-6-16 | 3381 | Humboldt | Mouth of Little River. | Comment | |||
HSC26331 | Layia carnosa | Thomas W. Nelson | 1971-4-16 | 381 | Humboldt | On dunes along the Samoa Peninsula adjacent to the Coast Guard Station | Comment | |||
HSC95222 | Layia carnosa | Heather Barnes | 2002-3-29 | 22 | Humboldt | Manila dunes, 0.2 km NW of Lupine St. and water tank. | 3 | Comment | ||
CAS-BOT-BC321697 | Layia gaillardioides | Joseph P. Tracy | 1936-6-9 | 14875 | Humboldt | Bear River Ridge | 609 | Comment | ||
CAS-BOT-BC534635 | Lemna minor | Henry M. Pollard | 1956-10-13 | 2 | Humboldt | near Orleans | Comment | |||
CAS-BOT-BC534876 | Lemna valdiviana | Henry M. Pollard | 1948-7-21 | s.n. | Humboldt | New Orleans | Comment | |||
SEINET3245528 | Leontodon saxatilis | R. Spellenberg, N. Zucker | 2011-1 | 14301 | Humboldt | Miranda, on the W side of highway in center of town. | 110 | Comment | ||
CHSC31922 | Lepidium didymum | M. S. Taylor | 1980-10-9 | 3365 | Humboldt | Bed of Jacoby Creek, ca. 1/4 mi w of its jct with Arcata Rd, ca. 5 mi s of Arcata in Bayside. | 15 | Comment | ||
UC1245362 | Lepidium heterophyllum | Mrs. Archie Cathey | Jul 1933 | Humboldt | near Miranda (at Cathey Ranch) | 304 | Comment | |||
UC1199162 | Lepidium virginicum | Joseph P. Tracy | 1911-7-8 | 3454 | Humboldt | near Willow Creek mouth (tributary of Trinity River); Northern Coast Ranges, Trinity River | 152 | Comment | ||
HSC45590 | Leptosiphon androsaceus | Diane L. Reed | 1978-5-27 | 126 | Humboldt | Horse Mtn., on Titlow Hill Rd. 1.5 mi. from junction with Hwy. 299 | Comment | |||
HSC35037 | Leptosiphon bicolor | Thomas W. Nelson, James Nelson | 1975-5-24 | 1871 | Humboldt | McKeown Ranch, N of Dinsmore. | Comment | |||
HSC5362 | Leucanthemum vulgare | D. B. Bader | 1963-3-1 | 20 | Humboldt | Second of the Clam Beach Lagoons, W of Hwy. 101 | Comment | |||
SEINET3071950 | Lewisia cotyledon var. howellii | Lincoln Constance, Reed C. Rollins | 1942-1 | 2885 | Humboldt | Mouth of Bluff Creek, 6 miles northeast of Weitchpec. | 150 | Comment | ||
SEINET3072000 ![]() |
Lewisia leeana | Joseph P. Tracy | 1935-7-24 | 14200 | Humboldt | Trinity summit. Near ranger station | 1830 | Comment | ||
HSC48755 | Lewisia nevadensis | Brad Klipfel | 1973-6-10 | 52 | Humboldt | Along ridge trail SE of N Trinity Mtn. | 1829 | Comment | ||
HSC101974 | Lewisia triphylla | M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers | 2011-7-12 | 871 | Humboldt | Patterson Meadows | 1555 | Comment | ||
RSA259563 | Leymus vancouverensis | D. E. Anderson, J. P. Smith | 1971-6-28 | J- 1260 | Humboldt | 2.5 miles South of Blue lake along Mad River | Comment | |||
SEINET7292880 ![]() |
Leymus vancouverensis | Malcolm A. Nobs, S. Galen Smith | 1949-1 | 1204 | Humboldt | Humboldt Bay, ca. 2 miles north of Eureka | Comment | |||
UC314580 | Ligusticum apiifolium | Joseph P. Tracy | 1924-8-17 | 6820 | Humboldt | Trinidad Northern Coast Ranges, Trinidad | 60 | Comment | ||
UC1400384 | Lilaeopsis occidentalis | Robert F. Thorne and P. Everett | 1965-8-7 | 35207 | Humboldt | Samoa Peninsula | 0 | Comment | ||
CAS-BOT-BC508391 | Lilium columbianum | Doris K. Kildale | 1927-6-26 | 3596 | Humboldt | Patrick's Point | Comment | |||
RSA46685 | Lilium columbianum | Doris K. Kildale | 1937-7-18 | 15138 -a | Humboldt | Horse Mt. | Comment | |||
CAS-BOT-BC130642 | Lilium kelloggii | 1942-7-9 | s.n. | Humboldt | Alder Point | Comment | ||||
CAS-BOT-BC130643 | Lilium kelloggii | Albert M. Vollmer; Ira L. Wiggins | 1940-7-4 | 6 | Humboldt | On Orick-Weitchpec road, 15 miles west of Weitchpec | 944 | Comment | ||
CAS-BOT-BC130645 | Lilium kelloggii | A. M. Vollmer; L. Beane | 1953-7-1 | 119 | Humboldt | Freshwater | Comment | |||
SEINET3992036 | Lilium occidentale | Bassett Maguire, Ruth Maguire, C. B. Maguire | 1934-1 | Humboldt | Comment | |||||
UC1198233 | Lilium pardalinum | Joseph P. Tracy | 1937-7-24 | 15533 A | Humboldt | head of Little Hors-Linto Creek; Trinity Summit | 1371 | Comment | ||
UC1198235 | Lilium pardalinum | Joseph P. Tracy | 1924-7-4 | 6714 | Humboldt | Snow Camp; Northern Coast Ranges | 1371 | Comment | ||
SEINET3992216 | Lilium pardalinum | Unknown | 1908-6-27 | 2868 | Humboldt | Valley of Van Duzen River, opposite Buck Mountain | 305 | Comment | ||
UC54663 | Lilium pardalinum | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-21 | 5717 | Humboldt | Supply Creek; North Coast Ranges, Hupa Valley | Comment | |||
HSC75488 | Lilium pardalinum subsp. pardalinum | J. O. Sawyer | 1980-7-18 | 3627 | Humboldt | North Trinity Mountain Research Natural Area, north of Mill Creek Lake to Red Cap Hole. | Comment | |||
UC1198232 | Lilium rubescens | J. P. Tracy | 1908-7-31 | 2936 | Humboldt | near Bridgeville | 152 | Comment | ||
RSA44370A | Lilium washingtonianum | Henry M. Pollard | 1948-7-31 | s.n. | Humboldt | Orleans Mountain | 1677 | Comment | ||
SD58470 | Limnanthes douglasii | W. L. Jepson, W. W. Mott | 3 Jun-5 Jul 1903 | 2197 | Humboldt | From Ukiah to Southern Humboldt Co., via the Blue Rock Ridge and return via Fort Bragg. | Comment | |||
POM319075 | Limonium californicum | Patricia Wilder | 1968-8-21 | 4411 | Humboldt | Northern Coastal arm of Humboldt Bay, NW of Samoa, on E side of train tracks. | 3 | Comment | ||
UC1198577 | Linanthus acicularis | Joseph P. Tracy | 1921-4-24 | 5474 | Humboldt | Phillipsville, facing South Fork of Eel River Northern Coast Ranges | 121 | Comment | ||
JEPS58168 | Linanthus androsaceus | Joseph P. Tracy | 1940-5-17 | 16553 | Humboldt | Larrabee Valley | 731 | Comment | ||
UC906690 | Linanthus bicolor | Joseph P. Tracy | 1942-5-16 | 17344 | Humboldt | Garberville | 152 | Comment | ||
UC60871 | Linanthus bicolor | Harley P. Chandler | Jun 1901 | 1417 | Humboldt | Klamath River North Coast Ranges | 243 | Comment | ||
CDA6372 | Linaria vulgaris | B. F. Kemp | Jun 1946 | Humboldt | Eureka. | 0 | Comment | |||
HSC39046 | Linnaea borealis subsp. longiflora | Linda M. Barker | 1976-6-14 | 1588 | Humboldt | 3 mi. W of Arcata | Comment | |||
UC179969 | Linnaea borealis var. longiflora | Joseph P. Tracy | 1914-7-5 | 4571 | Humboldt | between High Prairie and Snow Camp (Bald Mountain); Northern Coast Ranges, Bald Mountain | 1219 | Comment | ||
POM118645 | Linum angustifolium | Marcus E. Jones | 1924-4-26 | s.n. | Humboldt | Fortuna. | Comment | |||
SDSU8125 | Linum bienne | D. F. Howe | 1961-8-1 | Humboldt | 9 miles north of Arcata on #101. | Comment | ||||
HSC30369 | Listera caurina | J. D. Ackerman | 1974-6-21 | 320 | Humboldt | 2 mi. N of Manila, between dunes and Mad River Slough | Comment | |||
RSA0049664 | Listera cordata | Dean Wm. Taylor | 2011-5-4 | 21113 | Humboldt | Alderpoint Road in the vicinity of headwaters of Knack Creek | 777 | Comment | ||
HSC49390 | Listera cordata var. nephrophylla | R. York | 1979-4-21 | 245 | Humboldt | Behind the town of Korbel, Camp Bauer | Comment | |||
CAS-BOT-BC36584 | Lithocarpus densiflorus var. echinoides | Russell W. Beeson | June 1 - July 1 [no year] | B- 26 | Humboldt | Pilot Ridge, Forest Stanislaus | 1584 | Comment | ||
UC667091 | Lithophragma campanulatum | Joseph P. Tracy | 1933-7-11 | 12689 | Humboldt | Grouse Mountain | 1524 | Comment | ||
RSA183524 | Lithophragma heterophyllum | D. E. Anderson | 1965-5-8 | 3649 | Humboldt | 3 miles N of Willow Creek along road on E side of Trinity River. | Comment | |||
UC50505 | Lolium multiflorum | Joseph Burtt Davy and Walter C. Blasdale | 1899-7-30 | 6212 | Humboldt | Russ Ranch; North-Western California | Comment | |||
SEINET200609 ![]() |
Lolium temulentum | J. P. Tracy | 1935-5-25 | 13893 | Humboldt | Dobbyn Creek | 152 | Comment | ||
UC1103156 | Lolium temulentum | Joseph P. Tracy | 1913-6-19 | 4211 | Humboldt | opposite Buck Mountain (Dinsmore's Ranch, in Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River | 762 | Comment | ||
UC33879 | Lolium temulentum | Chesnut and Drew | 1888-7-13 | Humboldt | Campbell's | Comment | ||||
HSC39043 | Lomatium ciliolatum var. ciliolatum | Thomas W. Nelson, Jane P. Nelson | 1976-5-31 | 2657 | Humboldt | County line, S of meadow along 5E27 just N of its junction with 1S07 | 1524 | Comment | ||
UC1222808 | Lomatium dasycarpum | Joseph P. Tracy | 1950-7-6 | 19000 | Humboldt | Albee Road, 2 mi S of Burr Valley | Comment | |||
HSC71085 | Lomatium dasycarpum subsp. dasycarpum | Thomas W. Nelson, Jane P. Nelson | 1977-5-30 | 3404 | Humboldt | Large rock downstream from Anderson's Ford | 640 | Comment | ||
HSC63842 | Lomatium macrocarpum | M. A. Baker | 1979-6-26 | 910 | Humboldt | S facing ridge | Comment | |||
HSC74247 | Lomatium macrocarpum | M. A. Baker | 1980-7-11 | 2803 | Humboldt | Near Red Mtn. | 1433 | Comment | ||
UC1438145 | Lomatium tracyi | Barbara Kelly | 1978-5-1 | 587 | Humboldt | 1/4 mi from Horse Mountain Road 1/2 mi below turnoff to summit, near end of unused gravel road | Comment | |||
HSC97097 | Lomatium utriculatum | Yun Chan, Renee Meyer, Sophary Yun | 2007-6-4 | 2 | Humboldt | 7.4 mi. S of Hwy. 299 on NF1, Coldspring Camp | 1372 | Comment | ||
UC1197141 | Lomatium utriculatum | Joseph P. Tracy | 1947-6-25 | 17718 | Humboldt | opposite Buck Mt. (along Van Duzen R., Dinsmore's); Dinsmore's, Van Duzen R. | 762 | Comment | ||
UC1239551 | Lonicera hispidula var. vacillans | Joseph P. Tracy | 1942-6-15 | 17132 | Humboldt | near Redcrest resort; Englewood | 91 | Comment | ||
SDSU2899 | Lonicera involucrata | D. F. Howe | 1961-8-1 | 3104 | Humboldt | 6 miles north of Trinidad on #101. | Comment | |||
CAS-BOT-BC241489 | Lonicera involucrata var. ledebourii | Elizabeth Parsons Hawver | 1915-6-1 | s.n. | Humboldt | Carlotta | Comment | |||
HSC31654 | Lonicera involucrata var. ledebourii | Timothy B. Devine | 1974-5-4 | 326 | Humboldt | Mad River floodplain 1 mi. from Blue Lake on Hatchery Rd. | 305 | Comment | ||
POM318797 | Lonicera involucrata var. ledebourii | Patricia Wilder | 1968-8-21 | 4369 | Humboldt | Big Lagoon Park, just west of U.S. 101; Mt. Range: Coast range; Drainage Area: Big Lagoon to Pacific Ocean. | 15 | Comment | ||
SBBG7361 | Lonicera involucrata var. ledebourii | M. J. Cody | 1938-7-14 | Humboldt | near Trinidad | Comment | ||||
RSA89763 | Lonicera ledebourii | P. A. Munz | 1954-7-25 | 19879 | Humboldt | behind dunes. | Comment | |||
UC179941 | Lotus aboriginus | Joseph P. Tracy | 1914-7-5 | 4576 | Humboldt | between High Prairie and Snow Camp; Northern Coast Ranges, Bald Mountain | 1219 | Comment | ||
UC1223405 | Lotus denticulatus | Joseph P. Tracy | 1934-6-14 | 13219 | Humboldt | Horse Mountain | 1432 | Comment | ||
UC1046517 | Lotus denticulatus | R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist | 1951-6-13 | 3405 | Humboldt | 4 mi w bridge crossing the Van Duzen River (along State Highway 36, Dinsmore); Dinsmore | Comment | |||
UC179922 | Lotus denticulatus | Joseph P. Tracy | 1914-6-14 | 1240 | Humboldt | near Hydesville; Northern Coast Ranges, Van Duzen River, Yager Creek | 30 | Comment | ||
JEPS84908 ![]() |
Lotus douglasii | W. L. Jepson | 1902-8-13 | 1979 | Humboldt | Three Creeks to Willow Creek (forest on mt. side); ; Three Creeks, to Willow Creek, Humboldt Co. | 762 | Comment | ||
SEINET3696853 ![]() |
Lotus formosissimus | Joseph P. Tracy | 1935-6-8 | 13941 | Humboldt | Santa Clara Tract, just E of Eureka | Comment | |||
UC15617 | Lotus humistratus | C. C. Marshall | 1888-1 | Humboldt | Comment | |||||
UC198653 | Lotus micranthus | Joseph P. Tracy | 1917-5-30 | 4795 | Humboldt | mouth of Little River Northern Coast Region, Little River | 6 | Comment | ||
RSA168892 | Lotus oblongifolius | Joseph P. Tracy | 1936-6-3 | 14856 | Humboldt | Lack Pond, in Trinity River Valley, opposite mouth of Willow Creek. | Comment | |||
UC179938 | Lotus oblongifolius var. oblongifolius | Joseph P. Tracy | 1914-7-4 | 4527 | Humboldt | High Prairie Northern Coast Ranges, Bald Mountain | 1066 | Comment | ||
SEINET3694253 ![]() |
Lotus purshianus | Joseph P. Tracy | 1937-8-12 | 15628 | Humboldt | Bald Mountain: Border of Lake Prairie Bog, 3 miles S of Murphy Meadows | 1067 | Comment | ||
UC168986 | Lotus purshianus var. purshianus | Joseph P. Tracy | 1912-7-4 | 3731 | Humboldt | near Hydesville; Northern Coast Region | 60 | Comment | ||
POM276673 | Lotus scoparius var. scoparius | Lyman Benson | 1928-7-1 | 468 | Humboldt | Weott Ranger Station. | 61 | Comment | ||
POM276694 | Lotus unifoliolatus | Lyman Benson | 1928-7-12 | 462 | Humboldt | Weott Ranger Station. | 61 | Comment | ||
HSC61721 | Lotus unifoliolatus var. unifoliolatus | Ruby Van Deventer | 1963-7-1 | Humboldt | Along the Klamath River at Pecwan | 238 | Comment | |||
CAS-BOT-BC342555 | Luina hypoleuca | L. B. Kildale | 1930-7-7 | 10262 | Humboldt | Chaparall [Chaparral] Mt at Bug Creek | 914 | Comment | ||
CAS-BOT-BC201192 | Lupinus | Elizabeth Parsons Hawver | 1915-6-1 | s.n. | Humboldt | Carlotta | Comment | |||
CAS-BOT-BC201193 | Lupinus | L. R. Abrams | 1922-6-25 | 8235 | Humboldt | 2 mi south of Fortuna | Comment | |||
UC176295 | Lupinus adsurgens | Joseph P. Tracy | 1913-6-19 | 4200 B | Humboldt | opposite Buck Mountain (Dinsmore's); Northern Coast Ranges, valley of Van Duzen River, Dinsmore's | 762 | Comment | ||
SEINET5766882 ![]() |
Lupinus affinis | J. P. Tracy | 1947-1 | 17677 | Humboldt | near Briceland | Comment | |||
HSC31211 | Lupinus albicaulis | D. E. Anderson | 1972-6-20 | 5736 | Humboldt | Along the Redwood Valley-Hoopa Rd., E of the summit. | Comment | |||
RSA406972 | Lupinus albicaulis var. albicaulis | H. M. Pollard | 1947-8-9 | s.n. | Humboldt | Roadside west of Orleans | Comment | |||
UC146921 | Lupinus albifrons var. albifrons | Harley P. Chandler | June, 1901 | 1424 | Humboldt | Weitchpek North Coast Ranges, Klamath River (Klamath River) | 304 | Comment | ||
HSC44522 | Lupinus andersonii | Brad Klipfel | 1973-7-1 | 129 | Humboldt | Along ridge trail SE of N Trinity Mtn. | 1829 | Comment | ||
HSC104446 | Lupinus bicolor | Jeff Barrett | 2009-5-8 | Humboldt | Samoa Peninsula, Fairhaven, along south side of Bay Street | 5 | Comment | |||
HSC71165 | Lupinus bicolor | Thomas W. Nelson | 1977-5-30 | 3411 | Humboldt | Base of Eight Mile Ridge upstream from Anderson's Ford. | 701 | Comment | ||
UC161547 | Lupinus bicolor | Joseph P. Tracy | 1911-6-25 | 3251 | Humboldt | Bucksport , region about Humboldt Bay (Northern Coast Region) | 0 | Comment | ||
HSC14799 | Lupinus bicolor | Jerry Parker | 1968-10-7 | 84 | Humboldt | Mckinleyville, at the foot of Murray Rd. | Comment | |||
RSA296803 | Lupinus bicolor subsp. microphyllus | Lincoln Constance | 1934-5-26 | 664 | Humboldt | S. Ford of eel River, S. end of Dyerville Bridge. | 46 | Comment | ||
JEPS83709 | Lupinus constancei | R. Raiche | 1987-7-26 | 70513 | Humboldt | near Trinity Co. line (The Lassics, Lassic Peak); The Lassics, Lassic Peak | 1737 | Comment | ||
HSC39639 | Lupinus latifolius subsp. latifolius | Thomas W. Nelson, Jane P. Nelson | 1976-6-16 | 2745 | Humboldt | W of Alder Springs along 2S08 | 1494 | Comment | ||
HSC58656 | Lupinus latifolius subsp. viridifolius | G. L. Clifton, Griswold | 1979-7-31 | 11743 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa. | 1845 | Comment | ||
RSA167392 | Lupinus latifolius subsp. viridifolius | Joseph P. Tracy | 1939-4-29 | 16252 | Humboldt | Klamath River, northwest side; 2 miles below Orleans. | 1220 | Comment | ||
UC1776379 | Lupinus latifolius var. latifolius | R. Spellenberg | 1990-7-9 | Humboldt | Extreme E edge county, 14 air mi. SW of Burnt Ranch, 14 mi S of Calif Hwy 299 and Berry Summit on USFS Rd. 1, on Pilot Ridge. | 1371 | Comment | |||
UC865228 | Lupinus latifolius var. latifolius | Elizabeth Parsons Hawver | June 1915 | Humboldt | Carlotta | Comment | ||||
UC150137 | Lupinus littoralis | Joseph P. Tracy | 1911-11-5 | 3556 | Humboldt | Ocean Beach Humboldt Bay; Northern Coast Region, Ocean Beach at Humboldt Bay | Comment | |||
HSC35702 | Lupinus luteolus | Thomas W. Nelson, B. Reinhardt | 1975-7-30 | 2118 | Humboldt | E of Pilot Rock | Comment | |||
CDA5442 | Lupinus rivularis | D. G. Kelch | 2007-7-25 | 7 .503 | Humboldt | Along Hwy 299 between Lord-Ellis Summit and Hwy 96. | Comment | |||
BLMAR675 | Lupinus rivularis | Jennifer Wheeler | 2013-6-7 | 675 | Humboldt | King range, Windy Point | 110 | Comment | ||
SBBG13907 | Lupinus rivularis | H. and M. Dearing | 1939-6-23 | 3694 | Humboldt | 12 mi E of Arcata | Comment | |||
SEINET12154709 | Lupinus rivularis | J. P. Tracy | 1934-1 | 13482 | Humboldt | Samoa Sand Dunes | Comment | |||
HSC56410 | Luzula comosa | Griswold, Butler | 1979-7-11 | 7044 | Humboldt | Near Snow Camp Lake, close to the town of Willow Creek. | 1393 | Comment | ||
HSC99098 | Luzula comosa | C. Witte | 2007-5-8 | 8 | Humboldt | Cold Spring. 1/2 mile south of Titlow Hill. | 1397 | Comment | ||
UC2978 | Luzula comosa | Harley P. Chandler | June, 1901 | 1312 A | Humboldt | Hupa Indian Reservation North Coast Ranges, Hupa Indian Reservation | 304 | Comment | ||
HSC67152 | Luzula comosa | J. P. Smith, Steve Selva | 1970-6-30 | 4144 | Humboldt | Comment | ||||
JEPS67158 | Luzula macrantha | Joseph P. Tracy | 1926-5-2 | 7446 | Humboldt | Near Ruby Creek, Willow Creek Canyon, Northern Coast Ranges, | 609 | Comment | ||
UCSB587 | Luzula parviflora | Parks, H.; Parks, S. | 1952-06 | Humboldt | Bishop Pine Lodge; Trinidad | Comment | ||||
SD46471 | Luzula parviflora | E. K. Balls, L. W. Lenz | 1956-6-12 | 21662 | Humboldt | 4.4 miles southwest from Willow Creek, along US Highway 299 to Arcata. Common in shade on moist to wet seeps. | 366 | Comment | ||
UC503071 | Lycopodiella inundata | Joseph P. Tracy | 1928-9-8 | 8504 | Humboldt | in peat bog Big Lagoon | 6 | Comment | ||
HSC23836 | Lycopodium clavatum | R. A. Vanbianchi | 1971-11-19 | 101 | Humboldt | Comment | ||||
HSC35502 | Lysichiton americanus | J. Burns | 1962-4-18 | Humboldt | Eureka, Togo Rd. | Comment | ||||
POM68322 | Lysichiton americanus | Marcus E. Jones | 1924-05 | s.n. | Humboldt | Scotia. [county not specified] | Comment Read comments Dec 31 2015 |
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SEINET10465778 | Lysichiton americanus | Sacks | 1977-4-8 | SACKS 5 | Humboldt | 0.2 mi W of Highway-101 and 5 mi. N of Trinidad | 61 | Comment | ||
SEINET11770339 | Lysichiton americanus | F. H. Utech | 1986-1 | 86 -416 | Humboldt | between Capetown & Ferndale along Mattole Creek, SW slope of Bear River Ridge | 100 | Comment | ||
UC668292 | Lythrum hyssopifolia | Joseph P. Tracy | 1938-7-5 | 16011 | Humboldt | Carlotta, by old Strong's District School House, 5 mi e of town Carlotta | 45 | Comment | ||
UC176778 | Madia anomala | J. P. Tracy | 1903-5-22 | 1888 | Humboldt | at Alder Point; Eel River | 152 | Comment | ||
BLMAR185 | Madia citriodora | Donald Hazlett | 1994-6-7 | 185 | Humboldt | King range, near horse Mt. Ridge rd | 670 | Comment | ||
HSC97613 | Madia elegans | Cara Witte | 2007-6-4 | 180 | Humboldt | Cold Spring. 0.5 mile S of Titlow Hill. | 1386 | Comment | ||
HSC96257 | Madia elegans | J. McIntire, S. Lyon | 2005-6-10 | 9 | Humboldt | 1.7 mi. S of Hwy. 299 on Titlow Hill Rd. | 1006 | Comment | ||
JEPS19272 | Madia elegans | Richard Snow | 1957-8-31 | 306 | Humboldt | 4 mi n Garberville (at Dean Creek Lodge) | Comment | |||
UC581811 | Madia elegans | Joseph P. Tracy | 1934-8-24 | 13599 | Humboldt | at Willow Creek; Trinity River Valley | 152 | Comment | ||
HSC44541 | Madia gracilis | Brad Klipfel | 1973-7-15 | 160 | Humboldt | Along ridge trail SE of N Trinity Mtn. | 1829 | Comment | ||
HSC98092 | Madia gracilis | Cara Witte | 2007-7-11 | 483 | Humboldt | Cold Spring. 1/2 mile south of Titlow Hill. | 1391 | Comment | ||
JEPS40345 | Madia gracilis | Joseph P. Tracy | 1933-7-21 | 12817 | Humboldt | on road from Van Duzen River to South Yager (Redwood House, Bald Hills region of Humboldt County) | 762 | Comment | ||
JEPS40406 | Madia gracilis | W. L. Jepson | 1903-6-29 | 2235 | Humboldt | Low Gap | Comment | |||
SBBG34731 | Madia gracilis | T. L. Secrest | 1948-7-1 | Humboldt | near Hwy 101, southern Humboldt county | Comment | ||||
RSA293191 | Madia gracilis subsp. gracilis | Thomas W. Nelson, James Nelson | 1976-5-30 | 2615 | Humboldt | McKeown Ranch north of Dinsmore. | Comment | |||
HSC95524 | Madia sativa | Andrea Pickart | 2002-7-19 | 178 | Humboldt | Arcata Marsh at end of I St. | 10 | Comment | ||
RSA21588 | Mahonia aquifolium | C. B. Wolf | 1937-8-13 | 9233 | Humboldt | North coast range, 8 mi. east of Hoopa Valley on new road towards Trinity summit. | 1220 | Comment | ||
HSC100559 | Maianthemum bifolium | Carl C. Marshall | May 1886 | 213 | Humboldt | Woods everywhere, Humboldt Bay. | Comment | |||
HSC26821 | Maianthemum dilatatum | Clifton Raymond Chesbrough | 1973-6-19 | 67 | Humboldt | 0.25 mi. from Harris and T St. on U St. | Comment | |||
CAS-BOT-BC508517 | Maianthemum dilatatum | A. A. Heller | 1937-6-8 | 15899 | Humboldt | Bishop Pine Lodge, 3 miles north of Trinidad | Comment | |||
CAS-BOT-BC508521 | Maianthemum dilatatum | L. R. Abrams; R. Bacigalupi | 1922-6-25 | 8300 | Humboldt | Near northern county line | Comment | |||
SEINET12047101 | Maianthemum dilatatum | F. H. Utech | 1972-1 | 72 -014 | Humboldt | within city limits of Arcata, Humboldt State University Forest, W of campus | 183 | Comment | ||
HSC57938 | Maianthemum racemosum subsp. amplexicaule | Gilbert Muth | 1979-8-1 | 11600 | Humboldt | Near Horse Trail Ridge, close to the town of Hoopa | 1877 | Comment | ||
HSC58009 | Maianthemum racemosum subsp. amplexicaule | G. L. Clifton | 1979-7-31 | 11805 | Humboldt | Near Tish Tang A Tang Creek, close to the town of Hoopa. | 1356 | Comment | ||
RSA347055 | Maianthemum racemosum subsp. amplexicaule | Lyman Benson | 1928-7-12 | 494 | Humboldt | Weott Ranger Station. Seaward N Coast mtn range. S Fork Eel River. | 61 | Comment | ||
HSC99389 | Maianthemum stellatum | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-6-28 | 38 | Humboldt | Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. | 1433 | Comment | ||
HSC63688 | Maianthemum stellatum | Richard Spjut | 1979-4-5 | 5450 | Humboldt | 6 mi. N or Petrolia along Hwy. along beach | Comment | |||
HSC98156 | Maianthemum stellatum | W. D. Stevens | 1964-5-16 | 9 | Humboldt | 1.0 mi. N of Kneeland School | Comment | |||
CAS-BOT-BC347409 | Malacothrix floccifera | Walter Knight | 1964-9-20 | 714 | Humboldt | Roadside US 101. Between Mendocino-Humboldt Co. line and Devoy Grove | Comment | |||
HSC6006 | Malacothrix floccifera | Paul Shields | Aug 1955 | Humboldt | 7 mi. S of Myers Flat | Comment | ||||
UC33287 | Malacothrix floccifera | C. C. Marshall | 1888-1-1 | Humboldt | Comment | |||||
HSC18694 | Malus fusca | L. J. Coombes | 1964-5-16 | 30 | Humboldt | Camp Bowers, 3 mi. SE of Blue Lake | 305 | Comment | ||
HSC18699 | Malus fusca | J. W. Bosworth | 1965-5-7 | 41 | Humboldt | 1/2 mi. S of Samoa | Comment | |||
JEPS45607 | Malus fusca | Milo S. Baker | 1923-8-5 | 196 | Humboldt | near Orick; North Coast | Comment | |||
UC18729 | Malva nicaeensis | C. C. Marshall | 1888-1 | Humboldt | in Humboldt County Humboldt County | Comment | ||||
SEINET12011533 | Marah fabacea | E. A. York | 1990-1-10 | 2661 | Humboldt | USGS Redwood Field Station, Arcata | Comment | |||
HSC59579 | Marah oregana | Rick Lundquist | 1979-5-23 | 103 | Humboldt | 3.4 mi. up Fickle Hill Rd. from 11th St. | 274 | Comment | ||
HSC7032 | Marah oregana | G. N. Bos | 1965-5-15 | 268 | Humboldt | 2 mi. W of Berry Summit along U.S. 299. | 701 | Comment | ||
HSC73820 | Marah oregana | Gail Newton | 1980-6-7 | 135 | Humboldt | Near Brush Mtn. | 1128 | Comment | ||
UC203561 | Marah oregana | Joseph P. Tracy | 1918-7-14 | 5077 | Humboldt | Eureka Northern Coast Ranges | 0 | Comment | ||
HSC69639 | Marah oregana | R. Kalal | 1980-5-19 | 20 | Humboldt | Arcata, Humboldt State University campus, Union St. near 14th St. | 40 | Comment | ||
CAS-BOT-BC67837 | Marsilea vestita | H. M. Pollard | 1942-9-12 | s.n. | Humboldt | Near Orleans | Comment | |||
CAS-BOT-BC67838 | Marsilea vestita | Henry M. Pollard | 1943-8-1 | s.n. | Humboldt | Orleans | Comment | |||
UC204870 | Matricaria occidentalis | Joseph P. Tracy | 1918-6-16 | 4955 | Humboldt | Eureka Northern Coast Ranges | 0 | Comment | ||
HSC45095 | Medicago polymorpha | R. Sutherland | 1978-5-13 | 2 .13578 | Humboldt | 285 | Comment | |||
JEPS65525 | Medicago sativa | Lincoln Constance | 1934-6-3 | 796 | Humboldt | Dyerville South Fork Eel River, Bull Creek region (foot of bank along n side of Redwood Hwy.) | Comment | |||
CAS-BOT-BC271115 | Melica bulbosa | Joseph P. Tracy | 1935-7-24 | 14194 | Humboldt | Near Ranger Station, Trinity Summit | 1828 | Comment | ||
RSA10133 | Melica bulbosa | Joseph P. Tracy | 1932-7-12 | 10445 | Humboldt | Open ground at Corral Prairie, Trinity Summit, Klamath Mountains. | 1524 | Comment | ||
CHSC70212 | Melica californica | D. E. Anderson | 1965-5-22 | 3752 | Humboldt | On Kneeland-Bridgeville road. | Comment | |||
UC1145138 | Melica californica | Joseph P. Tracy | 1943-5-9 | 17418 | Humboldt | Willow Creek Trinity River Valley (Trinity River Valley) | 152 | Comment | ||
UC526914 | Melica californica | Joseph P. Tracy | 1927-5-14 | 7999 | Humboldt | near The South Fork (Trinity River Valley); Northern Coast Ranges, Trinity River Valley | 182 | Comment | ||
UC905595 | Melica harfordii | David D. Keck | 1948-7-2 | 6012 | Humboldt | 1 mi n Richardson Grove (U.S. Hwy 101, along South Fork of Eel River) | Comment | |||
CAS-BOT-BC264164 | Melica subulata | Joseph P. Tracy | 1933-7-26 | 12910 | Humboldt | Grouse Mountain | 1524 | Comment | ||
UC526919 | Melica subulata | Joseph P. Tracy | 1933-5-28 | 12416 | Humboldt | Carlotta; Northern Coast Ranges | 60 | Comment | ||
UC526922 | Melica subulata | Joseph P. Tracy | Jul 16 1930-Jul 19 1930 | 8913 | Humboldt | near McKay Camp; Northern Coast Ranges, South Fork Mountain | 1676 | Comment | ||
UCD88673 | Melica subulata | R. Tofsrud | 1949-7-1 | s.n. | Humboldt | On road from Scotia to Capetown. | Comment | |||
OBI13658 | Mentha aquatica | Joseph P. Tracy | 1947-11-9 | 17945 | Humboldt | Ferndale | 9 | Comment | ||
UCD125071 | Mentha aquatica | Joseph P. Tracy | 1943-11-14 | 17451 | Humboldt | Field's Landing. 2 miles south of town. | 6 | Comment | ||
SEINET13946829 ![]() |
Mentha arvensis | Henry M. Pollard | 1945-1 | Humboldt | Pond near Harley place, Orleans | Comment | ||||
UC577381 | Mentha pulegium | Joseph P. Tracy | 1934-7-9 | 13339 | Humboldt | Harris | 609 | Comment | ||
HSC99259 | Mentha pulegium | David Adams | 1960-8-20 | Humboldt | Whitlow (Sequoia) | 60 | Comment | |||
UC154037 | Menziesia ferruginea | Joseph P. Tracy | 1908-6-10 | 2676 | Humboldt | Region about Humboldt Bay, Freshwater Creek Freshwater Creek; Northern Coast Region, Region about Humboldt Bay, Freshwater | 0 | Comment | ||
HSC77389 | Menziesia ferruginea subsp. ferruginea | L. P. Janeway | 1983-5-3 | 258 | Humboldt | Community Forest Main Access Rd., E of HSU | 168 | Comment | ||
SEINET3410193 ![]() |
Micranthes ferruginea | Joseph P. Tracy | 1935-7-24 | 14186 | Humboldt | Trinity Summit; Rocky exposed places, Near Ranger Station | 1829 | Comment | ||
HSC70398 | Micropus californicus var. californicus | M. A. Baker | 1980-6-7 | 1838 | Humboldt | Near Ammon Creek | 732 | Comment | ||
HSC73173 | Micropus californicus var. californicus | M. A. Baker | 1980-5-18 | 1337 | Humboldt | Near Black Mtn. | 792 | Comment | ||
CAS-BOT-BC322679 | Microseris laciniata | Doris K. Kildale | 1926-6-27 | 2186 | Humboldt | McClellan Mountain | 822 | Comment | ||
SEINET11810179 | Microseris laciniata | H. P. Chandler | 1901-1 | 1408 | Humboldt | Klamath River | 244 | Comment | ||
UC582732 | Microseris nutans | Joseph P. Tracy | 1933-7-9 | 12653 | Humboldt | Brannan Mountain North Coast Ranges | 1066 | Comment | ||
SEINET178573 | Microsteris gracilis | Parks, Tracy | 1930-5-25 | 0795 | Humboldt | Laribee Valley | 792 | Comment | ||
HSC26881 | Mimulus aurantiacus var. aurantiacus | Clifton Raymond Chesbrough | 1973-6-19 | 88 | Humboldt | 0.5 mi. S of Trinidad along the coast | Comment | |||
HSC39618 | Mimulus breweri | Thomas W. Nelson, Jane P. Nelson | 1976-6-15 | 2722 | Humboldt | Along old trail from lookout to Blocksburg | 1585 | Comment | ||
HSC73737 | Mimulus breweri | M. A. Baker | 1980-7-22 | 3092 | Humboldt | Near Grogan Hole. | 1676 | Comment | ||
UC582604 | Mimulus breweri | Joseph P. Tracy | 1932-7-10 | 10375 | Humboldt | Trinity Summit | 1584 | Comment | ||
UC162579 | Mimulus cardinalis | Joseph P. Tracy | 1911-7-10 | 3480 | Humboldt | tributary of Trinity River (along Willow Creek near mouth); Northern Coast Ranges | 243 | Comment | ||
UC582705 | Mimulus grandis | Joseph P. Tracy | 1933-6-6 | 12501 | Humboldt | Trinidad | 3 | Comment | ||
HSC49095 | Mimulus guttatus | Patricia Shesgreen | 1978-7-30 | 116 | Humboldt | Sea Lion Gulch, 50 yards from ocean along stream bank | Comment | |||
HSC76258 | Mimulus guttatus | Teresa Prendusi | 1981-7-24 | 489 | Humboldt | Near Whiteys Peak | 1585 | Comment | ||
RSA454335 | Mimulus guttatus | R. S. Woglum | 1938-8-28 | 2044 -A | Humboldt | Grounds of Trinidad State Park, south of Trinidad. (northcentral-coastal Humboldt) | Comment | |||
UC1196803 | Mimulus layneae | Joseph P. Tracy | 1937-7-5 | 15373 | Humboldt | Willow Creek Trinity River Valley | 152 | Comment | ||
HSC20787 | Mimulus pilosus | D. E. Anderson | 1963-10-6 | 2879 | Humboldt | Mad River bed, across from Essex Junction. | Comment | |||
HSC98812 | Mimulus pulsiferae | Cara Witte | 2008-7-7 | 833 | Humboldt | Horse Mountain Botanical Area. 1/4 mile east of intersection National Forest 1, Forest Service Roads 6N36 and 6N38. | 1415 | Comment | ||
UC1196805 | Mimulus pulsiferae | Harold E. Parks and Joseph P. Tracy | 1934-6-27 | 11087 | Humboldt | Grouse Mt. | 1432 | Comment | ||
SEINET202012 | Minuartia cismontana | J. P. Tracy | 1948-6-13 | 18055 | Humboldt | Ridge top near Harris | 914 | Comment | ||
CAS-BOT-BC388631 | Minuartia douglasii | Thomas W. Nelson; James L. Nelson | 1980-6-10 | 5413 | Humboldt | Six Rivers National Forest. Along Swayback Ridge Road 2.5 miles north of junction with road 1S07 | 1463 | Comment | ||
HSC74124 | Minuartia nuttallii subsp. gregaria | M. A. Baker | 1980-6-16 | 1932 | Humboldt | Near Monks Camp. | 1097 | Comment | ||
HSC74236 | Minuartia nuttallii subsp. gregaria | M. A. Baker | 1980-7-11 | 2794 | Humboldt | Near Red Mtn. | 1341 | Comment | ||
CAS-BOT-BC432905 | Mitella | Elizabeth Parsons Hawver | 1915-6-1 | s.n. | Humboldt | Carlotta | Comment | |||
HSC24108 | Mitella diversifolia | J. O. Sawyer | 1970-6-27 | 2307 | Humboldt | Site 318. | 1494 | Comment | ||
UC902093 | Mitella diversifolia | Joseph P. Tracy | 1942-6-23 | 17235 | Humboldt | along trail from Hoopa to summit (near Box Camp); Trinity Summit | 1524 | Comment | ||
UC11410 | Mitella diversifolia | J. Burtt Davy | 1899-6-23 | 5753 | Humboldt | about half way to summit; North Coast Ranges, Trinity Summit | Comment | |||
UC1198865 | Mitella ovalis | Joseph P. Tracy | 1913-4-13 | 4039 | Humboldt | on a branch of slough about 3 mi e Eureka; Northern Coast Region, Region about Humbolst Bay, Ryan's Slo | 0 | Comment | ||
UC229833 | Mollugo verticillata | Joseph P. Tracy | 1921-10-16 | 5972 | Humboldt | near Willow Creek (Trinity River Valley); Northern Coast Ranges, Trinity River Valley | 152 | Comment | ||
HSC101970 | Monardella odoratissima subsp. glauca | M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers | 2011-7-12 | 866 | Humboldt | Patterson Meadows | 1566 | Comment | ||
UC213510 | Monardella odoratissima subsp. glauca | Joseph P. Tracy | 1919-9-22 | 5262 | Humboldt | Trinity Summit Northern Coast Ranges | 1828 | Comment | ||
HSC101619 | Monardella odoratissima subsp. pallida | Cara Witte | 2007-6-28 | 390 | Humboldt | Intersection of 6N08 (Friday Ridge Road) and 5N39. | 1475 | Comment | ||
HSC32512 | Monardella sheltonii | Thomas W. Nelson | 1973-9-3 | 1134 | Humboldt | McKeown Ranch N of Dinsmore | Comment | |||
RSA0022806 | Monardella villosa | Carl B. Wolf | 1937-8-13 | 9223 | Humboldt | North coast range, 8 mi. east of Hoopa Valley on new road towards Trinity summit. | 1220 | Comment | ||
UC577342 | Monardella villosa subsp. villosa | Joseph P. Tracy | 1937-7-11 | 15428 | Humboldt | Vicinity Garberville | 121 | Comment | ||
UC2035872 | Monardella villosa subsp. villosa | Carl B. Wolf | 1934-7-3 | 5923 | Humboldt | Weithpec junction of Klamath River and Trinity River 200 yards. west of school. | 304 | Comment | ||
UC161062 | Montia diffusa | Joseph P. Tracy | 1906-6-10 | 2487 | Humboldt | Kneeland Prairie, near Haughey's Mill Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie | 609 | Comment | ||
UC7839 | Montia diffusa | Harley P. Chandler | May, 1901 | 1271 | Humboldt | North Coast Ranges | 152 | Comment | ||
UCD101747 | Montia diffusa | Don Hagar | 1956-5-14 | 59 | Humboldt | Brush Mountain, 6 miles southwest of Willow Creek. | 914 | Comment | ||
JEPS17216 | Montia parvifolia | Lincoln Constance | 1934-5-31 | 744 | Humboldt | Bull Creek Flat, along Bull Creek (from w boundary of Park to Grasshopper Peak (Squaw Creek) road, n side of creek, South Fork Eel River); Bull Creek Region, South Fork Eel River, Bull Creek | Comment | |||
HSC89420 | Morella californica | P. A. Daly | 1986-1-4 | 37 | Humboldt | Trinidad Head | 61 | Comment | ||
HSC90235 | Morella californica | L. Watson, J. Meninga | Aug 1990 | 8 | Humboldt | Mad River Slough and Dunes, N of parking lot, W of trail, near Manilla | Comment | |||
HSC90390 | Morella californica | Jean Hanson | 1980-4-12 | 49 | Humboldt | Indian (Gunther) Island, Humboldt Bay, W end of island | Comment | |||
HSC73730 | Muhlenbergia filiformis | M. A. Baker | 1980-7-22 | 3093 | Humboldt | Near Grogan Hole. | 1676 | Comment | ||
SEINET200834 ![]() |
Muhlenbergia filiformis | Doris Kildale | Humboldt | Trinity Summit. | 1524 | Comment | ||||
UC1145149 | Muhlenbergia filiformis | Joseph P. Tracy | 1919-9-18 | 5233 | Humboldt | Trinity Summit Northern Coast Ranges | 1828 | Comment | ||
UCD86717 | Muhlenbergia filiformis | Joseph P. Tracy | 1919-9-18 | 5233 | Humboldt | Trinity Summit. | 1828 | Comment | ||
HSC91604 | Myosotis latifolia | E. Mackey | 1987-3-18 | Humboldt | Patrick's Point State Park | Comment | ||||
HSC3722 | Myosotis sylvatica | R. F. Good | 1962-5-23 | 6 | Humboldt | Surrounding Arcata | 60 | Comment | ||
HSC69535 | Myosotis sylvatica | R. Kalal | 1979-5-20 | 73 | Humboldt | Logging road E of HSU campus, Arcata | 58 | Comment | ||
CAS-BOT-BC101672 | Myrica californica | C. L. Hitchcock; J. S. Martin | 1939-7-14 | 5437 a | Humboldt | at Shelter Cove | Comment | |||
RSA77516 | Myriophyllum sibiricum | F. W. Peirson | 1923-7-11 | 3786 | Humboldt | 20 miles north of Eureka. | Comment | |||
JEPS62076 | Narthecium californicum | Hilda W. Grinnell | 1932-7-12 | 11 | Humboldt | below McKay Camp (S. Fork Mt.); S. Fork Mt. | Comment | |||
HSC57199 | Navarretia capillaris | Griswold, Butler | 1979-7-10 | 7101 | Humboldt | Near Board Camp Mtn., close to the town of Willow Creek. | 1350 | Comment | ||
HSC97972 | Navarretia divaricata subsp. divaricata | Cara Witte | 2007-6-21 | 322 | Humboldt | Board Camp Mountain. Forest Service Road 4N38. | 1419 | Comment | ||
UC33918 | Navarretia intertexta | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-19 | 5674 C | Humboldt | Hoopa Mt. North Coast Ranges | Comment | |||
UC60875 | Navarretia intertexta | Harley P. Chandler | Jun 1901 | 1542 | Humboldt | Klamath River North Coast Ranges | 426 | Comment | ||
HSC35861 | Navarretia mellita | Thomas W. Nelson, James Nelson | 1975-8-5 | 2132 | Humboldt | Along S spit of Humboldt Bay adjacent to jetty | Comment | |||
SEINET12279161 | Navarretia pubescens | J. P. Tracy | 1950-1 | 18861 | Humboldt | Dobbyn Creek, 3 mi NE of Alderpoint | 213 | Comment | ||
RSA528862 | Navarretia sinistra | R. Spellenberg | 1990-7-10 | 10238 | Humboldt | Extreme E edge county, 11 air mi. E of Burnt Ranch at Buck Flat, at junction of USFS road 5N01 and USFS road 1, 12 mi. S of Berry Summit (on Calif. Highway 299) on USFS 1 | 1433 | Comment | ||
JEPS70468 | Navarretia squarrosa | Milo S. Baker | 1923-7-19 | 27 | Humboldt | Carlotta (Wilders) Carlotta | Comment | |||
UC169028 | Nemacladus capillaris | Joseph P. Tracy | Jul 21 1905-Aug 16 1905 | 2296 | Humboldt | Elk Mountain; Northern Coast Ranges | 1219 | Comment | ||
HSC13587 | Nemophila menziesii | Francis Winter | 1960-5-7 | Humboldt | E end Arbor Camp Ridge | 915 | Comment | |||
RSA244978 | Nemophila menziesii var. atomaria | D. E. Anderson | 1965-4-24 | 3532 | Humboldt | Along Titlow Hill Road. | Comment | |||
JEPS2982 | Nemophila parviflora | Joseph P. Tracy | 1932-7-13 | 10492 | Humboldt | near Corral Prairie (Trinity Summit); , near Corral Prairie | 1584 | Comment | ||
CAS-BOT-BC219411 | Nemophila parviflora | Greg de Nevers | 2001-4-17 | 12248 | Humboldt | Northwest slopes of Buck Mountain. | 822 | Comment | ||
SD9810 | Nephrolepis duffii | May Canfield | Unknown | Humboldt | Carlotta | Comment | ||||
UC26148 | Nicotiana quadrivalvis var. quadrivalvis | J. Burtt Davy | 1899-6-20 | 5709 | Humboldt | Hoopa Valley; North Coast Ranges | Comment | |||
HSC93918 | Noccaea fendleri subsp. californica | D. K. Imper | 1997-4-10 | Humboldt | Kneeland Prairie, W side of airport | 854 | Comment | |||
HSC68221 | Notholithocarpus densiflorus var. densiflorus | J. P. Smith, Steve Selva | 1970-6-14 | 3852 | Humboldt | Along Hwy. 96 at Whitmore Creek | 152 | Comment | ||
HSC48251 | Nuphar polysepala | James Hansen | 1975-5-28 | Humboldt | Essex pond on Essex Ranch, .5 mi. N of Hwy. 299 near Blue Lake | Comment | ||||
UC902240 | Nuttallanthus texanus | Joseph P. Tracy | 1948-5-15 | 17977 | Humboldt | Trinity River Valley, at Willow Creek Willow Creek; Trinity River Valley, Willow Creek | 152 | Comment | ||
HSC31804 | Oemleria cerasiformis | Steve Selva, Roger Jensen | 1974-8-28 | 93 | Humboldt | Humboldt State University Freshwater Forest | Comment | |||
JEPS44827 | Oemleria cerasiformis | W. L. Jepson | 1902-7-1 | 1974 | Humboldt | Redwood Creek; Hupa Road | Comment | |||
UC1222755 | Oenanthe sarmentosa | Joseph P. Tracy | 1950-9-2 | 19348 | Humboldt | 2 mi. s. of town Field's Landing (edges of foothills) | 6 | Comment | ||
UCD127738 | Oenanthe sarmentosa | Linda M. Barker | 1976-8-24 | 1686 | Humboldt | Lanphere-Christensen Dunes. 3 miles west of Arcata. | Comment | |||
HSC16681 | Orobanche californica subsp. californica | H. E. Parks, S. T. Parks | 1930-9-14 | 782 | Humboldt | Big Lagoon | Comment | |||
UC1245403 | Orobanche fasciculata | Joseph T. Gregory | 1935-7-30 | 860 | Humboldt | Salmon Summit. | Comment | |||
UC1197444 | Orobanche uniflora subsp. occidentalis | Joseph P. Tracy | 1947-7-5 | 17821 | Humboldt | Trinity Summit. Near Box Camp. | Comment | |||
HSC55161 | Orthilia secunda | Gilbert Muth | 1979-8-1 | 12130 | Humboldt | Near Horse Trail Ridge, close to the town of Hoopa | 1677 | Comment | ||
CAS-BOT-BC458028 | Orthilia secunda | Doris K. Kildale | 1925-8-16 | 1155 | Humboldt | Trinity Summit Trail near forks of Tish-Tang-i-tang | Comment | |||
HSC100677 | Orthocarpus lithospermoides | Carl C. Marshall | Jun 1887 | 406 | Humboldt | Spruce Grove. | Comment | |||
HSC73578 | Osmorhiza berteroi | M. A. Baker | 1980-7-19 | 3012 | Humboldt | Near Bret Hole. | 1814 | Comment | ||
HSC48765 | Osmorhiza occidentalis | Brad Klipfel | 1973-6-16 | 101 | Humboldt | Along ridge trail SE of N Trinity Mountain | 1829 | Comment | ||
UC1222753 | Osmorhiza occidentalis | Joseph P. Tracy | 1950-6-25 | 18887 | Humboldt | Burr Valley Buck Mountain (nw slope of mt.) | 1066 | Comment | ||
HSC16722 | Oxalis articulata subsp. rubra | N. D. Dennis | 1965-4-4 | 6 | Humboldt | Corner of F and 9th street, in Eureka | Comment | |||
SD53235 | Oxalis oregana | Darley F. Howe | 1962-5-22 | 3309 | Humboldt | 3.0 miles east of Orick n Bald Mountain road. | 395 | Comment | ||
UC170010 | Oxalis oregana | Harley P. Chandler | 1901-6-30 | 1188 | Humboldt | Eureka North Coast Ranges, Humboldt Bay | 30 | Comment | ||
SEINET3347161 ![]() |
Oxalis trilliifolia | Joseph P. Tracy | 1923-6-24 | 6362 | Humboldt | Bald Mountain, near High Prairie | 1067 | Comment | ||
HSC6137 | Packera bolanderi | H. E. Parks, S. T. Parks | May 1930 | 747 | Humboldt | Near Blue Slide on the middle Van Duzen River | Comment | |||
CAS-BOT-BC363261 | Packera bolanderi var. bolanderi | Gordon Leppig | 2002-6-27 | 1763 | Humboldt | Grizzly Creek State Park, ~300m NW of campground on trailside on rocky slope above Grizzly Crk. | 100 | Comment | ||
UC247375 | Panicum acuminatum var. acuminatum | A. S. Hitchcock | 1915-7-13 | 527 | Humboldt | Eureka | Comment | |||
UC1103407 | Parapholis incurva | Joseph P. Tracy | 1937-6-5 | 15328 | Humboldt | mouth of Little River | 3 | Comment | ||
CHSC20872 | Parentucellia viscosa | Robert A. Schlising | 1963-6-3 | 2582 | Humboldt | 2 miles north 0f Fortuna. | Comment | |||
JEPS4478 | Parentucellia viscosa | Joseph P. Tracy | 1923-6-18 | 6284 | Humboldt | 1 mi s of point Cape Mendocino; Northern Coast Ranges | 152 | Comment | ||
CDA6383 | Parentucellia viscosa | Mills | Jul 1948 | Humboldt | 0 | Comment | ||||
HSC10526 | Paspalum distichum | D. E. Anderson | 1963-9-29 | 2846 | Humboldt | Fish Lake. | Comment | |||
UC1199002 | Paxistima myrsinites | Joseph P. Tracy | 1948-8-15 | 18132 | Humboldt | on Ridge 2 mi. e. Grove's Prairie (near Elk Camp, Trinity Summit); Trinity Summit | 1554 | Comment | ||
BLMAR493 | Pectiantia ovalis | Jennifer Wheeler | 2009-4-30 | 493 | Humboldt | King range, Hidden Valley trail; trail start | Comment | |||
UC1222451 | Pedicularis densiflora | Joseph P. Tracy | 1931-4-26 | 9340 | Humboldt | Willow Creek Canyon; Northern Coast Ranges | 609 | Comment | ||
CAS-BOT-BC67768 | Pellaea andromedifolia | Doris K. Kildale | 1928-12-30 | 6768 | Humboldt | Phillipsville | Comment | |||
HSC56314 | Penstemon anguineus | Walter Overton, Marvin Butler | 1979-8-2 | 12651 | Humboldt | Near Grogan Hole, close to the town of Hoopa | 1554 | Comment | ||
JEPS26256 | Penstemon anguineus | Joseph P. Tracy | 1919-9-18 | 5250 | Humboldt | Trinity Summit Northern Coast Ranges, Trinity Summit | 1524 | Comment | ||
RSA425609 | Penstemon anguineus | H. M. Pollard | 1948-7-31 | s.n. | Humboldt | Orleans Mt. | 1372 | Comment | ||
UC1565791 | Penstemon anguineus | R. Spellenberg | 1990-7-9 | 10226 | Humboldt | extreme e edge of county 14 air mi sw Burnt Ranch (14 mi s of Calif. Hwy 299 and Berry Summit on USFS Rd 1, on Pilot Ridge); Pilot Ridge, sw of Burnt Ranch, s of Berry Summit | 1371 | Comment | ||
UC1222787 | Penstemon heterophyllus var. purdyi | Joseph P. Tracy | 1950-6-15 | 18782 | Humboldt | 7 mi n Harris (at the Jenk's Ranch); n of Harris, at the Jenk's Ranch | Comment | |||
HSC96250 | Penstemon laetus subsp. sagittatus | Laurel Goldsmith, Wanda Naylor | 2005-6-15 | 11 | Humboldt | 1 mi. SE of Grouse Mtn. on unnamed F.S. road | 1400 | Comment | ||
UC1198051 | Penstemon newberryi var. berryi | Joseph P. Tracy | 1941-8-28 | 17046 | Humboldt | South Fork Mountain, along summit near Blake lookout Northern Coast Ranges | 1706 | Comment | ||
HSC102117 | Penstemon procerus var. brachyanthus | M. R. Mesler, Robin Bencie, K. A. Wayman | 2011-8-2 | 1021 | Humboldt | Crogan Rocks, ~.25 mi. east of Crogan Hole | 1759 | Comment | ||
HSC55991 | Penstemon procerus var. brachyanthus | Walter Overton, Marvin Butler | 1979-7-31 | 11417 | Humboldt | Near Water Dog Lakes, close to the town of Hoopa | 1830 | Comment | ||
HSC35942 | Penstemon rattanii | Thomas W. Nelson, Jane Nelson, James Nelson | 1975-7-15 | 2034 | Humboldt | French Camp, Bald Hills. | Comment | |||
NY641283 | Penstemon rattanii | J. P. Tracy | 1906-6-10 | 2480 | Humboldt | Kneeland Prairie | 762.0 | Comment | ||
NY641286 | Penstemon rattanii | F. W. Pennell | 1940-7-8 | 26105 | Humboldt | Kneeland | 670.6 | Comment | ||
POM15900 | Penstemon rattanii subsp. rattanii | Joseph P. Tracy | 1906-6-10 | 2480 | Humboldt | Kneeland Prairie. | 762 | Comment | ||
SEINET196690 | Perideridia gairdneri | Joseph P. Tracy | 1942-9-20 | 17324 | Humboldt | 2 miles S of Fields Landing | 3 | Comment | ||
HSC32529 | Perideridia kelloggii | Thomas W. Nelson | 1973-9-3 | 1133 | Humboldt | McKeown Ranch N of Dinsmore | Comment | |||
HSC89625 | Petasites frigidus | Brent Helm, Curtis Miller, Mark Steiger | 1988-3-12 | 29 | Humboldt | Lord Ellis Summit, Hwy. 299, N facing slope adjacent to Hwy. | 518 | Comment | ||
CHSC116958 | Petasites frigidus var. palmatus | Matthew Forster | 2013-4-7 | Humboldt | Along trail adjacent to Trinidad State Beach, Coastal Bluffs. | 47 | Comment | |||
HSC26590 | Petrorhagia dubia | D. E. Anderson | 1973-4-20 | Humboldt | Flood plain of Eel River 5 mi. E of Founders Tree area, Avenue of the Giants | Comment | ||||
HSC37415 | Phacelia bolanderi | Gary S. Lester, Roger L. Yearout, Judith G. Dickson | 1974-7-24 | 517 | Humboldt | Along Lost Man Creek. | 38 | Comment | ||
RSA167318 | Phacelia bolanderi | Joseph P. Tracy | 1950-6-18 | 18852 | Humboldt | Briceland | Comment | |||
UC198663 | Phacelia bolanderi | Joseph P. Tracy | 1916-5-31 | 4704 | Humboldt | Stitz Creek Bluff Northern Coast Ranges, Eel River (along river from South Fork to Scotia) | 60 | Comment | ||
HSC57166 | Phacelia mutabilis | Overton, Butler | 1979-7-26 | 9971 | Humboldt | Near Willow Creek, E Fork, close to the town of Willow Creek | 1326 | Comment | ||
UC671690 | Phacelia nemoralis subsp. oregonensis | Lincoln Constance, Alan A. Beetle | 1940-5-16 | 2609 | Humboldt | 12 mi s Eureka (summit of bluff); Table Bluff | 30 | Comment | ||
SEINET200963 ![]() |
Phalaris californica | J. P. Tracy | 1934-6-21 | 13241 | Humboldt | Along hwy across Salmon Creek flats, around Humboldt Bay; N Coast Ranges. | 6 | Comment | ||
CAS-BOT-BC250685 | Phalaris paradoxa | W. A. Silveus | 1931-6-9 | 2990 | Humboldt | Dyerville | Comment | |||
CAS-BOT-BC76573 | Philadelphus lewisii | Alice Eastwood | 1921-7-21 | 10655 | Humboldt | Carlotta | Comment | |||
CAS-BOT-BC76574 | Philadelphus lewisii | Alice Eastwood | 1921-7-21 | 10671 | Humboldt | Van Duzer River, on the road. | Comment | |||
RSA0057780 | Philadelphus lewisii | Jane Turner, Francis M. Ball | 1962-7-10 | 1145 | Humboldt | East Fork Willow Creek Forest Camp, Hwy 299 ca. 5 mi. W of Willow Creek in Six Rivers National Forest. | 457 | Comment | ||
RSA0057781 | Philadelphus lewisii | Joseph P. Tracy | 1950-6-18 | 18853 | Humboldt | Along Redwood Creek, 2 miles W of Briceland. | Comment | |||
HSC8515 | Phleum pratense | True Hoyle | 1967-7-24 | 28967 | Humboldt | Oscar Stapp Ranch near Showers Creek and Showers Pass | 1006 | Comment | ||
JEPS71126 | Phlox gracilis | Joseph P. Tracy | 1933-7-11 | 12699 | Humboldt | Grouse Mountain North Coast Ranges | 1524 | Comment | ||
UC1198559 | Phlox gracilis | Joseph P. Tracy | 1932-4-24 | 9824 | Humboldt | between Miranda and Redway; North Coast Ranges, South Fork of Eel River | 91 | Comment | ||
UC672849 | Phoradendron juniperinum | Joseph P. Tracy | 1932-7-16 | 16048 | Humboldt | Trinity Summit, Corral Prairie | 1584 | Comment | ||
SEINET6630811 | Phoradendron villosum | J. R. Bruff | 1937-3-19 | 802 | Humboldt | Oak Flat Camp- Ridge Route | Comment | |||
HSC31521 | Picea sitchensis | Steve Selva, Roger Jensen | 1974-8-28 | 94 | Humboldt | Behind Humboldt State University, Arcata. | Comment | |||
NY34410 | Picea sitchensis | N. H. Holmgren | 1969-6-24 | 3614 | Humboldt | Prairie Creek Redwoods, in forest above coast near Del Norte County line | Comment | |||
RSA20776 | Pinus attenuata | C. B. Wolf | 1937-8-13 | 9240 | Humboldt | North coast range, 8 mi. east of Hoopa Valley on new road towards Trinity summit. | 1220 | Comment | ||
HSC1485 | Pinus contorta | D. M. Thomson | 1965-5-20 | 65 | Humboldt | 1.0 mi. S of Samoa. | Comment | |||
CAS-BOT-BC73114 | Pinus lambertiana | Doris K. Kildale | 1926-8-15 | 2543 | Humboldt | Hoopa Mt. | 792 | Comment | ||
HSC44319 | Pinus monticola | Brad Klipfel | 1975-6-17 | 670 | Humboldt | Horse Mtn. | Comment | |||
HSC54513 | Pinus monticola | Overton, Butler | 1979-7-23 | 9429 | Humboldt | Near Horse Mtn., close to the town of Willow Creek | 1478 | Comment | ||
CAS-BOT-BC79028 | Pinus ponderosa | Ranger K. Fox | 1939-8-22 | 13876 | Humboldt | Along the Everett Memorial Highway | 1981 | Comment | ||
HSC99047 | Pinus ponderosa var. ponderosa | Cara Witte | 2008-6-13 | 725 | Humboldt | Forest Service Road 4N32. 1 mile south of intersection with Forest Service Road 4N32E. | 1455 | Comment | ||
CAS-BOT-BC136468 | Piperia candida | Harley P. Chandler | 1901-6-1 | 1385 | Humboldt | Field redacted by CAS, contact the data manager for more information | 304 | Comment | ||
CAS-BOT-BC136587 | Piperia michaelii | L. B. Kildale | 1930-8-3 | 10495 | Humboldt | Field redacted by CAS, contact the data manager for more information | Comment | |||
HSC3633 | Plagiobothrys nothofulvus | Elrid H. Spinas | 1948-5-15 | 5 | Humboldt | Horse Mtn. | Comment | |||
HSC23128 | Plagiobothrys nothofulvus | Norman Dennis | 1965-6-11 | 114 | Humboldt | 1/4 mi. S and 1 mi. E of the junction of Barry Ridge Rd. and the Eureka-Bridgeville county road, along Ashfield Ridge Rd. About 5 mi. SE of Kneeland | 793 | Comment | ||
UC184998 | Plagiobothrys reticulatus | Joseph P. Tracy | 1904-7-4 | 2111 | Humboldt | at Eureka; Northern Coast Region, Eureka | 0 | Comment | ||
UC1222210 | Plagiobothrys reticulatus | Joseph P. Tracy | 1942-6-15 | 17115 | Humboldt | Englewood Prairie | 91 | Comment | ||
UC1222214 | Plagiobothrys reticulatus | Joseph P. Tracy | 1942-6-15 | 17142 | Humboldt | Miranda South Fork Eel River, Miranda | 121 | Comment | ||
JEPS60979 ![]() |
Plagiobothrys reticulatus var. rossianorum | Joseph P. Tracy | 1903-5-22 | 1878 | Humboldt | Alder Point Flat Eel River | Comment | |||
UC526812 | Plagiobothrys tenellus | Joseph P. Tracy | 1932-5-1 | 9863 | Humboldt | near Garberville; North Coast Ranges, Redway | 182 | Comment | ||
JEPS68131 | Plagiobothrys tenellus | Joseph P. Tracy | 1932-5-17 | 10070 | Humboldt | Redwood Creek, at Berry's Northern Coast Ranges | 274 | Comment | ||
UC78093 | Plagiobothrys tenellus | W. W. Price | 1890-6-30 | Humboldt | Jarnigan's | Comment | ||||
HSC40868 | Plantago erecta | Linda M. Barker | 1976-4-30 | 1397 | Humboldt | 3 mi. W of Arcata | Comment | |||
POM61512 | Plantago hirtella var. galeottiana | Joseph P. Tracy | 1901-6-30 | 1212 | Humboldt | Immediate vicinity of Eureka. | 0 | Comment | ||
UC28010 | Plantago lanceolata | J. Burtt Davy | 1899-6-16 | 5553 | Humboldt | near Scotia; North Coast Ranges | Comment | |||
BLMAR303 | Plantago maritima | Jennifer Anthony-Wheeler | 2002-7-1 | 303 | Humboldt | South Spit | 6 | Comment | ||
HSC46168 | Platanthera dilatata var. leucostachys | J. P. Smith, Steve Selva | 1970-6-30 | 4123 | Humboldt | Comment | ||||
HSC98718 | Platanthera dilatata var. leucostachys | Cara Witte | 2008-7-1 | 791 | Humboldt | Near Grouse Mountain spring. Along Forest Service Road 5N04. 1/4 mile east of intersection with 4N70. | 1583 | Comment | ||
SEINET10296821 | Platanthera dilatata var. leucostachys | Unknown | 1933-1 | Humboldt | Comment | |||||
HSC47999 | Platanthera sparsiflora | Brad Klipfel | 1975-6-17 | 673 | Humboldt | Comment | ||||
HSC16796 | Platystemon californicus | S. J. Hawks | 1965-3-9 | 45 | Humboldt | 1 mi. W of McKinleyville, past the end of Murray Rd. | Comment | |||
CAS-BOT-BC91644 | Platystemon californicus | Kenneth Clark | 1981-5-24 | 1390 | Humboldt | Sherlter Cove. Abalone Point. | 15 | Comment | ||
UC1196294 | Platystemon californicus | Joseph P. Tracy | 1944-5-14 | 17466 | Humboldt | at Bucksport Bucksport (near Eureka); near bay shore at Bucksport (near Eureka) | 6 | Comment | ||
UC169005 | Plectritis brachystemon | Joseph P. Tracy | 1911-7-7 | 3381 | Humboldt | 3 mi nw of junction of Willow Creek with Trinity River (and near Beebe's Ranch); Northern Coast Ranges | 914 | Comment | ||
UC602503 | Plectritis brachystemon | Joseph P. Tracy | 1933-5-20 | 12250 1/2 | Humboldt | Northern Coast Ranges, Mattole Valley Mattole Valley; Northern Coast Ranges, Mattole Valley | 60 | Comment | ||
CAS-BOT-BC254713 | Poa bolanderi | Joseph P. Tracy | 1932-7-12 | 10464 | Humboldt | Klamath Mountains. Head of Brett Hole | 1828 | Comment | ||
UC525626 | Poa bolanderi | Joseph P. Tracy | 1932-7-12 | 10464 | Humboldt | head of Brett Hole Trinity Summit; Klamath Mts | 1828 | Comment | ||
HSC10678 | Poa confinis | J. W. Johnson | 1962-4-10 | 1239 | Humboldt | Arcata, Christenson Farm, Samoa Peninsula. | Comment | |||
CAS-BOT-BC255849 | Poa kelloggii | Joseph P. Tracy | 1906-5-20 | 2463 | Humboldt | Near Eureka, region about Humboldt Bay | 152 | Comment | ||
SEINET200574 ![]() |
Poa kelloggii | Joseph P. Tracy | 1911-6-4 | 3219 | Humboldt | Along Little River, 5 miles from the coast. | 122 | Comment | ||
OBI22137 | Poa macrantha | Carl B. Wolf | 1937-6-18 | 8904 | Humboldt | Centerville Beach | Comment | |||
RSA92306 | Poa macrantha | F. W. Peirson | 1923-7-11 | 3645 | Humboldt | 18 miles N. of Eureka | Comment | |||
HSC75699 | Poa pratensis | Bill Copeland | 1980-6-26 | 565 | Humboldt | Near Snow Camp Lake | 1372 | Comment | ||
HSC102087 | Poa secunda subsp. secunda | M. R. Mesler, Robin Bencie, K. A. Wayman | 2011-8-2 | 990 | Humboldt | Crogan Rocks, ~.25 mi. east of Crogan Hole | 1759 | Comment | ||
HSC10786 | Poa secunda subsp. secunda | A. H. Murphy | 1951-4-18 | 18 | Humboldt | Tooby and Prior Ranch, Blocksberg. | 457 | Comment | ||
HSC70687 | Poa secunda subsp. secunda | Gail Newton | 1980-7-13 | 1572 | Humboldt | Near Sims Mountain. | 1311 | Comment | ||
HSC74129 | Poa secunda subsp. secunda | R. York | 1980-5-23 | 618 | Humboldt | Near Buck Mtn. | 1524 | Comment | ||
UC1145116 | Poa trivialis | Joseph P. Tracy | 1943-7-18 | 17435 | Humboldt | Big Lagoon | 9 | Comment | ||
CAS-BOT-BC244207 | Poa unilateralis | Harley P. Chandler | 1901-5-1 | 1140 | Humboldt | Humboldt Bay | 3 | Comment | ||
SEINET2474044 ![]() |
Poa unilateralis | Joseph P. Tracy | 1910-4-24 | 3124 | Humboldt | Sand dunes of Ocean Beach at Humboldt Bay. | Comment | |||
CAS-BOT-BC244297 | Podagrostis humilis | Joseph P. Tracy | 1935-7-27 | 14281 | Humboldt | Trinity Summit. Corral Prairie | 1584 | Comment | ||
UC1116249 | Pogogyne zizyphoroides | Joseph P. Tracy | 1946-5-30 | 17544 | Humboldt | Carlotta, open flat by old Strong's District School House 5 miles east of town | 60 | Comment | ||
JEPS69885 | Polemonium carneum | Joseph P. Tracy | 1928-5-20 | 8440 | Humboldt | Bear River Ridge Northern Coast Ranges, Bear River Ridge | 609 | Comment | ||
UC275330 | Polygala californica | Joseph P. Tracy | 1923-6-20 | 6334 | Humboldt | Briceland Northern Coast Ranges, Briceland | 304 | Comment | ||
UC275346 | Polygala californica | Joseph P. Tracy | 1923-6-20 | 6333 | Humboldt | Briceland Northern Coast Ranges, Briceland | 304 | Comment | ||
HSC54507 | Polygala cornuta | Overton, Butler | 1979-7-23 | 9408 | Humboldt | Near Horse Mtn., close to the town of Willow Creek | 1478 | Comment | ||
HSC98083 | Polygala cornuta var. cornuta | Cara Witte | 2007-7-10 | 475 | Humboldt | Horse Mountain Botanical Area. Forest service Road 6N36A. | 1334 | Comment | ||
JEPS50493 | Polygonum amphibium var. emersum | Joseph P. Tracy | 1927-5-14 | 8026 | Humboldt | Patterson Ranch Trinity River Valley, Willow Creek (pond) | 152 | Comment | ||
CAS-BOT-BC414301 | Polygonum aviculare subsp. neglectum | H. M. Pollard | 1942-9-12 | s.n. | Humboldt | Near Orleans | Comment | |||
HSC99420 | Polygonum bistortoides | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-6-28 | 69 | Humboldt | Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest. | 1372 | Comment | ||
HSC55108 | Polygonum douglasii | G. L. Clifton | 1979-7-31 | 11849 | Humboldt | Near Tish Tang A Tang Creek, close to the town of Hoopa. | 1356 | Comment | ||
UC672965 | Polygonum douglasii subsp. douglasii | Joseph P. Tracy | 1940-8-25 | 16707 | Humboldt | High Prairie Northern Coast Ranges, Bald Mountain | 1066 | Comment | ||
HSC101995 | Polygonum douglasii var. douglasii | M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers | 2011-7-12 | 894 | Humboldt | Patterson Meadows | 1566 | Comment | ||
HSC55125 | Polygonum minimum | G. L. Clifton, Griswold | 1979-8-1 | 11929 | Humboldt | Near Mill Creek Lakes, close to the town of Hoopa. | 1692 | Comment | ||
CAS-BOT-BC109177 | Polygonum paronychia | Doris K. Kildale | 1927-5-15 | 3165 | Humboldt | Beach at Cape Mendocino. | Comment | |||
HSC37575 | Polygonum paronychia | J. D. Ackerman | 1975-6-10 | 455 | Humboldt | 1 mi. N of Samoa bridge turnoff from Samoa Blvd., S of Manila | Comment | |||
RSA244991 | Polygonum persicaria | Norman Dennis | 1965-6-8 | 109 | Humboldt | Samoa Peninsula along the W side of the Humboldt Bay. | Comment | |||
UC672955 | Polygonum polygaloides subsp. kelloggii | Joseph P. Tracy | 1932-7-10 | 10379 | Humboldt | Corral Prairie Trinity Summit | 1584 | Comment | ||
UC902112 | Polygonum polygaloides subsp. kelloggii | Joseph P. Tracy | 1949-8-11 | 18480 | Humboldt | 2-6 mi s Grouse Mt.; Kinsey Ridge | 1402 | Comment | ||
HSC45463 | Polygonum polygaloides subsp. kelloggii | Thomas W. Nelson, Jane P. Nelson | 1978-7-2 | 4391 | Humboldt | SE of East peak of the Mount Lassic group | 1616 | Comment | ||
CDA37209 | Polygonum polystachyum | B. Villegas, Bruce Bryan | 2009-10-6 | s.n. | Humboldt | Eureka; 2nd Street at P Street. | Comment | |||
CAS-BOT-BC421011 | Polygonum spergulariiforme | Carl D. Duncan | 1920-9-22 | s.n. | Humboldt | Hoopa Valley | Comment | |||
POM302976 | Polygonum spergulariiforme | H. M. Pollard | 1942-9-12 | s.n. | Humboldt | Near Orleans. | Comment | |||
POM210237 | Polygonum spergulariiforme | H. E. Parks, Joseph P. Tracy | 1930-9-15 | 767 | Humboldt | Bald Hills | Comment | |||
UC218626 | Polypodium | Joseph P. Tracy | 1918-4-7 | 4865 | Humboldt | mouth of Little River; Northern Coast Ranges | 15 | Comment | ||
UC404748 | Polypodium glycyrrhiza | H. E. Parks | June 1924 | 2837 | Humboldt | Lawrence Creek | Comment | |||
CAS-BOT-BC72082 | Polypodium scouleri | Ira L. Wiggins | 1930-7-11 | 4686 | Humboldt | near Samoa | Comment | |||
HSC95649 | Polypodium scouleri | Andrea Pickart | 2002-4-5 | 40 | Humboldt | Lanphere Dunes | 0 | Comment | ||
RSA137268 | Polypodium scouleri | I. L. Wiggins | 1957-6-20 | 14133 | Humboldt | East side of highway, Trinidad | Comment | |||
HSC10833 | Polypogon maritimus | J. P. Tracy | 1933-7-20 | 12811 | Humboldt | Along Mad River, near Blue Lake. | 15 | Comment | ||
UC526768 | Polypogon maritimus | Joseph P. Tracy | 1933-7-20 | 12811 | Humboldt | along Mad River near Blue Lake; along Mad River, near Blue Lake | 15 | Comment | ||
HSC38498 | Polypogon monspeliensis | R. Sutherland | 1976-11-9 | 1 | Humboldt | Redwood Creek, Wittemore Grove. | 82 | Comment | ||
HSC91882 | Polypogon monspeliensis | E. Mackey | 1986-5-13 | Humboldt | Patrick's Point State Park. By Wedding Rock. | Comment | ||||
UC1145086 | Polypogon monspeliensis | Joseph P. Tracy | 1938-7-11 | 16049 | Humboldt | near Samoa; Humboldt Bay, near Samoa | 6 | Comment | ||
UC1440059 | Polystichum | Danin & H. G. Baker | 1960-9-2 | 658 b | Humboldt | ca. 2 mi n Dyerville (along Ave. of Giants, High Rock on w side of Eel River); s side of Eel River | Comment | |||
HSC73537 | Polystichum imbricans | Gail Newton | 1980-7-14 | 1498 | Humboldt | Near Last Chance Ridge. | 1219 | Comment | ||
HSC98734 | Polystichum imbricans subsp. imbricans | Cara Witte | 2007-7-25 | 583 | Humboldt | Forest Service Road 5N10. Approximately 1/2 mile north of intersection with Forest Service Road 5N10C. | 1270 | Comment | ||
CAS-BOT-BC76665 | Polystichum munitum | Doris K. Kildale | 1926-7-22 | 2414 | Humboldt | Metropolitan, woods near Canyon Park. | Comment | |||
HSC54599 | Polystichum munitum | Overton, Butler | 1979-7-24 | 9679 | Humboldt | Near Friday Camp, close to the town of Willow Creek. | 1250 | Comment | ||
SDSU1640 | Polystichum munitum | Harvey | 1938-8-13 | 2251 | Humboldt | Redwood Park. | Comment | |||
SDSU276 | Polystichum munitum | D. R Harvey | 1938-8-13 | 2251 | Humboldt | Redwood Park. | Comment | |||
UCD136543 | Polystichum munitum | Linda M. Barker | 1976-4-30 | 1414 | Humboldt | Lanphere-Christensen Dunes, 3 miles west of Arcata. | Comment | |||
POM305537 | Polystichum munitum | Henry J. Ramsey, Henry J. Ramsey | 1939-10-13 | 834 | Humboldt | Highway 299 in mountains. | Comment | |||
UC1173732 | Populus trichocarpa | Joseph P. Tracy | 1939-4-18 | 16211 | Humboldt | on South Fork of Eel River between Miranda and Redway Sylvandale; North Coast Ranges, on South Fork of Eel River | 91 | Comment | ||
UC176692 | Populus trichocarpa | Joseph P. Tracy | 1913-6-22 | 4261 A | Humboldt | opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, valley of Van Duzen River | 762 | Comment | ||
UC492234 | Populus trichocarpa | Joseph P. Tracy | 1932-4-24 | 9801 | Humboldt | South Fork of Eel River between Miranda and Redway; North Coast Ranges, South Fork of Eel River | 91 | Comment | ||
HSC17758 | Potamogeton nodosus | R. L. Jarvis | 1962-4-29 | 35 | Humboldt | Turner draw, 3 mi. N of Arcata on Hwy. 101 | 15 | Comment | ||
SBBG83772 | Potentilla anserina subsp. pacifica | J. D. Hobson | -Jul-1966 | Humboldt | beach and liff at S end of sand spit forming Eureka harbor, Loleta, 10 mi S of Eureka | Comment | ||||
RSA245008 | Potentilla anserina var. grandis | Jerry Parker | 1968-10-13 | 111 | Humboldt | Coastal Strand near the mouth of the Mad River. | Comment | |||
HSC98969 | Potentilla glandulosa subsp. reflexa | Cara Witte | 2007-6-27 | 364 | Humboldt | Forest Service Road 5N04. Near Grouse Mountain. Approximately 1/4 mile east of spring. | 1583 | Comment | ||
RSA46858 | Potentilla gracilis | Doris K. Kildale | 1927-7-10 | 3721 | Humboldt | Gans Prairie, Bald Hills. | Comment | |||
HSC15464 | Prosartes hookeri | D. E. Anderson | 1965-5-15 | 3691 | Humboldt | About 7 mi. N of Hoopa on Bloody Camp Prairie Rd. | Comment | |||
CAS-BOT-BC508640 | Prosartes hookeri | Doris K. Kildale | 1926-7-22 | 2420 | Humboldt | Metropolitan, woods near Canyon Park | Comment | |||
HSC15459 | Prosartes hookeri | D. E. Anderson | 1965-4-28 | 3554 | Humboldt | Rd. leading S on E side of creek, Freshwater County Park | Comment | |||
HSC15477 | Prosartes smithii | H. E. Parks | 1935-3 | 5582 | Humboldt | Trinidad | Comment | |||
CAS-BOT-BC517502 | Prosartes smithii | Volney Rattan | 1882-6-1 | s.n. | Humboldt | Unspecified | Comment | |||
CAS-BOT-BC517503 | Prosartes smithii | H. C. Cantelow | 1936-5-17 | s.n. | Humboldt | 3 miles east of Orick | Comment | |||
CAS-BOT-BC517505 | Prosartes smithii | L. R. Abrams | 1927-9-1 | 12061 | Humboldt | Big Lagoon | Comment | |||
HSC15469 | Prosartes smithii | D. E. Anderson | 1965-5-1 | 3578 | Humboldt | On Bluff Creek Rd. 4-5 mi. W of junction with Hwy. 96 | Comment | |||
HSC15482 | Prosartes smithii | D. E. Anderson | 1961-8-11 | 1737 | Humboldt | E of Humboldt State College campus. | 30 | Comment | ||
HSC49178 | Prosartes smithii | J. O. Sawyer | 1977-4-23 | 2848 | Humboldt | Bluff Creek Campground | Comment | |||
HSC100507 | Prunella vulgaris | Carl C. Marshall | Jun 1886 | 249 | Humboldt | Everywhere. | Comment | |||
HSC56198 | Prunus emarginata | Gilbert Muth | 1979-8-1 | 12168 | Humboldt | Near Horse Trail Ridge, close to the town of Hoopa | 1677 | Comment | ||
HSC73957 | Prunus emarginata | Gail Newton | 1980-8-10 | 2012 | Humboldt | Near Blake Mtn. | 1798 | Comment | ||
HSC97488 | Prunus emarginata | C. Witte | 2007-5-18 | 41 | Humboldt | Intersection to Grouse Mountain Lookout. | 1644 | Comment | ||
UC303166 | Prunus emarginata | Joseph P. Tracy | 1924-4-20 | 6638 | Humboldt | near Fortuna; Northern Coast Ranges | 60 | Comment | ||
CAS-BOT-BC154738 | Prunus virginiana var. demissa | Henry M. Pollard | 1946-9-1 | s.n. | Humboldt | Near Wilson Creek, Orleans region | Comment | |||
UC14175 | Prunus virginiana var. demissa | W. C. Blasdale | 1896-6-8 | Humboldt | Mad River | Comment | ||||
RSA46729 | Prunus virginiana var. melanocarpa | Doris K. Kildale | 1937-8-10 | 15351 | Humboldt | High Divide | Comment Read comments May 5 2014 |
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POM288759 | Pseudognaphalium californicum | Lyman Benson | 1928-7-11 | 458 | Humboldt | Weott Ranger Station, Mt. Range: Seaward N Coast; Drainage Area: S Fork Eel River. | 61 | Comment | ||
CAS-BOT-BC357269 | Pseudognaphalium microcephalum | Joseph P. Tracy | 1938-8-14 | 16111 | Humboldt | Trinity River Valley, at Willow Creek | 152 | Comment | ||
HSC37667 | Pseudognaphalium microcephalum | R. Sutherland | 1976-8-19 | 12 .19876 | Humboldt | Edge of county road | 259 | Comment | ||
CAS-BOT-BC357604 | Pseudognaphalium stramineum | L. R. Abrams | 1916-7-18 | 6090 | Humboldt | Arcata to Trinidad | Comment | |||
HSC56460 | Pseudognaphalium stramineum | Griswold, Butler | 1979-7-12 | 7244 | Humboldt | Near Cedar Creek, close to the town of Willow Creek | 1158 | Comment | ||
UCD149981 | Pseudognaphalium stramineum | Harry George, G. M., B. M. | 1967-7-11 | s.n. | Humboldt | Humboldt Bay, South Spit. | Comment | |||
HSC89524 | Pseudognaphalium stramineum | M. Roantree | 1985-6-11 | 90 | Humboldt | SW side of Trinidad Head | Comment | |||
UC31991 | Pseudognaphalium stramineum | C. C. Marshall | 1888-1 | Humboldt | Comment | |||||
UC1223108 | Pseudognaphalium thermale | Joseph P. Tracy | 1942-8-30 | 17303 | Humboldt | at Willow Creek Trinity River Valley, Willow Creek | 152 | Comment | ||
UC502911 | Pseudotsuga menziesii | Joseph P. Tracy | Jul 16 1930-Jul 19 1930 | 8960 | Humboldt | near McKay Camp; South Fork Mountain | 1676 | Comment | ||
SEINET11737772 | Pseudotsuga menziesii | K. S. Erdman | 1970-1 | 4792 | Humboldt | Redwood National Park near Holter Ridge entrance along Bald Hills Road, SE of Orick | Comment | |||
HSC30338 | Pseudotsuga menziesii var. menziesii | Dale R. Gradek | 1974-5-2 | 34 | Humboldt | 0.25 mi N of intersection of Dows Prairie Rd. and Grange Rd. | Comment | |||
UC55958 | Pseudotsuga menziesii var. menziesii | J. P. Tracy | 1901-4-26 | 1058 | Humboldt | immediate vicinity of Eureka | 0 | Comment | ||
HSC76305 | Pteridium aquilinum var. pubescens | Denis Kearns | 1981-7-22 | 308 | Humboldt | Near Whiteys Peak. | 1487 | Comment | ||
UC1222154 | Pterospora andromedea | Joseph P. Tracy | 1950-8-8 | 19274 | Humboldt | 3 mi e Box Camp; Trinity Summit | Comment | |||
CAS-BOT-BC460604 | Pyrola aphylla | Doris K. Kildale | 1927-7-3 | 3632 | Humboldt | Willow Creek Flat | 152 | Comment | ||
HSC17970 | Pyrola asarifolia subsp. bracteata | J. Wendell Howe | 1930-6-28 | Humboldt | Kneeland Prairie, edge of Redwood Belt | Comment | ||||
HSC44559 | Pyrola picta | Brad Klipfel | 1973-7-15 | 178 | Humboldt | Along ridge trail SE of N Trinity Mtn. | 1829 | Comment | ||
HSC55055 | Pyrola picta | G. L. Clifton, Griswold | 1979-7-31 | 11588 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | Comment | |||
UC21699 | Pyrola picta | J. Burtt Davy | Jun 1899 | 5876 B | Humboldt | North Coast Ranges, Hoopa Mountains Hoopa Mountains; North Coast Ranges, Hoopa Mountains | Comment | |||
CAS-BOT-BC62632 | Quercus chrysolepis | Henry M. Pollard | 1947-9-1 | s.n. | Humboldt | Somes Mtn. near summit, Orleans region | Comment | |||
CAS-BOT-BC62671 | Quercus chrysolepis | Doris K. Kildale | 1926-9-5 | 2646 | Humboldt | Signal Peak - Lassiks Peaks | 1791 | Comment | ||
HSC35601 | Quercus chrysolepis | Thomas W. Nelson, Jane P. Nelson, James Nelson | 1975-7-15 | 2012 | Humboldt | French Camp, Bald Hills. | Comment | |||
HSC40858 | Quercus chrysolepis | Thomas W. Nelson | 1976-7-9 | 2988 | Humboldt | Ridge S of the E peak of the Lassic Peak (Signal peak) group. | 1707 | Comment | ||
HSC98518 | Quercus chrysolepis | Cara Witte | 2008-8-6 | 1013 | Humboldt | Board Camp Mountain. Road to Tri Board Camp. | 1486 | Comment | ||
UC1175127 | Quercus garryana | P. C. Everett and E. K. Balls | 1959-10-24 | 23955 | Humboldt | 4.7 mi s from Bluff Creek (Hwy 96, from Orleans to Weitchpec) | 121 | Comment | ||
CAS-BOT-BC105169 | Quercus kelloggii | Doris K. Kildale | 1930-4-13 | 9579 | Humboldt | Bridgeville | 289 | Comment | ||
HSC72800 | Quercus sadleriana | Gail Newton | 1980-6-17 | 219 | Humboldt | Near Onion Mtn. | 1341 | Comment | ||
HSC99036 | Quercus vacciniifolia | Cara Witte | 2008-9-27 | 1047 | Humboldt | Horse Mountain Botanical Area. Forest Service Road 6N18. At end of the road. | 1407 | Comment | ||
UC667981 | Quercus vacciniifolia | Joseph P. Tracy | 1936-8-7 | 15116 | Humboldt | 2 mi se Devil's Hole; Trinity Summit | 1584 | Comment | ||
CAS-BOT-BC104665 | Quercus wislizeni | Doris K. Kildale | 1927-3-1 | 3107 | Humboldt | Fort Seward | 106 | Comment | ||
RSA670131 | Ranunculus | J. M. Tucker | 1948-9-4 | 1864 | Humboldt | Ferndale, Humboldt County Fair Grounds | Comment | |||
HSC70408 | Ranunculus aquatilis var. diffusus | M. A. Baker | 1980-6-7 | 1833 | Humboldt | Near Ammon Creek | 732 | Comment | ||
UC184716 | Ranunculus aquatilis var. hispidulus | Joseph P. Tracy | 1913-6-23 | 4276 | Humboldt | near summit of ridge between Van Duzen River and Mad River (in shallow but permanent pond); Northern Coast Ranges, Dinsmore's Ranch | 1066 | Comment | ||
RSA273369 | Ranunculus flammula | J. O. Sawyer | 1977-4-25 | 3043 | Humboldt | Along N side of Buttermilk lane Sunnybrae. Across the street from 1425 Buttermilk Lane | Comment | |||
UCD96220 | Ranunculus muricatus | Linda M. Barker | 1976-4-30 | 1404 | Humboldt | Lanphere-Christensen Dunes. 3 miles west of Arcata. | Comment | |||
JEPS79959 | Ranunculus occidentalis | Joseph P. Tracy | 1932-7-18 | 10701 | Humboldt | head of Brett Hole Klamath Mountains, Trinity Summit | 1828 | Comment | ||
HSC102517 | Ranunculus occidentalis var. occidentalis | M. R. Mesler, Robin Bencie, Ian Zacher | 2013-6-28 | 1504 | Humboldt | Bret Hole. 1.1 km SW of Trinity Summit | 1106 | Comment | ||
HSC7236 | Ranunculus occidentalis var. occidentalis | Jack Rockwell | 1962-4-29 | 39 | Humboldt | Along Hwy. 299 | 549 | Comment | ||
SEINET180820 | Ranunculus occidentalis var. rattanii | Bassett Maguire, R Maguire; C. B. Maguire | 1934-6-9 | 15179 | Humboldt | Clam Beach 15 mi N of Eureka | Comment | |||
UC503047 | Ranunculus parviflorus | Joseph P. Tracy | 1927-5-21 | 8067 | Humboldt | Carlotta Northern Coast Ranges (roadside) | 60 | Comment | ||
POM87678 | Ranunculus repens | L. R. Abrams, Rimo Bacigalupi | 1922-6-25 | 8276 | Humboldt | Big Lagoon S of Quick | Comment | |||
POM118711 | Ranunculus uncinatus var. parviflorus | Marcus E. Jones | 1924-4-26 | s.n. | Humboldt | Scotia. | Comment | |||
HSC48381 | Raphanus raphanistrum | Mark Flippo | 1978-4-26 | 27 | Humboldt | McKinleyville, Bella Vista Rd. | Comment | |||
UCR32080 | Rhamnus purshiana | David J. Keil | 1983-7-2 | 17306 | Humboldt | North Coast Range, c. 10.5 mi east of the junction with US Hwy 101 along SR 299 [2-3 mi. east of Blue Lake] | 183 | Comment | ||
HSC36263 | Rhododendron columbianum | John Rehling | 1974-8-20 | 25 | Humboldt | Big Lagoon Bog | Comment | |||
UC175739 | Rhododendron occidentale | Joseph P. Tracy | 1912-4-21 | 3573 | Humboldt | at Eureka Eureka; Northern Coast Region, Eureka | 0 | Comment | ||
UC314636 | Rhododendron occidentale | Joseph P. Tracy | 1926-6-27 | 7663 | Humboldt | Northern Coast Ranges, Horse Mountain Horse Mountain; Northern Coast Ranges, Horse Mountain | 1463 | Comment | ||
CAS-BOT-BC200379 | Rhododendron occidentale var. paludosum | Henry M. Pollard | 1948-8-9 | s.n. | Humboldt | Camp Creek, near Orleans | Comment | |||
HSC47966 | Rhododendron occidentale var. paludosum | Brad Klipfel | 1974-9-17 | 582 | Humboldt | Horse Mountain | Comment | |||
HSC91896 | Rhododendron occidentale var. paludosum | E. Mackey | 1987-5-19 | Humboldt | Patrick's Point State Park, on road to Palmer's Point | Comment | ||||
HSC40801 | Ribes binominatum | Thomas W. Nelson | 1976-7-9 | 2972 | Humboldt | W side of Red Lassic | 1707 | Comment | ||
UC1198922 | Ribes binominatum | Joseph P. Tracy | 1949-7-19 | 18385 | Humboldt | Grouse Mountain | 1524 | Comment | ||
UC70553 | Ribes bracteosum | J. Burtt Davy | 1899-6-13 | 5504 | Humboldt | near Camp Grant; North Coast Ranges, Eel River | Comment | |||
CAS-BOT-BC108905 | Ribes divaricatum var. pubiflorum | L. R. Abrams | 1922-6-25 | 8248 | Humboldt | Near South Bay. | Comment | |||
SEINET200855 ![]() |
Ribes inerme | J. P. Tracy | 1939-5-6 | 16281 | Humboldt | Lack Pond Trinity River Valley opposoite mouth of Willow Creek | 152 | Comment | ||
HSC20327 | Ribes lobbii | Francis Winter | 1960-5-7 | Humboldt | NE end of Arbor Camp Ridge | 915 | Comment | |||
JEPS49210 | Ribes menziesii | Harley P. Chandler | May, 1901 | 1117 | Humboldt | Humboldt Bay North Coast Ranges | 304 | Comment | ||
HSC20279 | Ribes roezlii var. cruentum | B. R. Templeton | 1962-5-24 | Humboldt | 18 mi. W of Willow Creek, N of Hwy. 299 | Comment | ||||
UC1280968 | Ribes sanguineum | H. E. McMinn | 1934-6-22 | 3713 | Humboldt | n Eureka; Sea Cliff | Comment | |||
CAS-BOT-BC211979 | Ribes sanguineum | Joseph P. Tracy | 1942-6-23 | 17238 | Humboldt | Near Box Camp, Trinity Summit | 1524 | Comment | ||
UC154078 | Ribes sanguineum var. glutinosum | J. P. Tracy | 1905-3-5 | 2148 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
RSA0018241 | Ribes sanguineum var. glutinosum | Lincoln Constance, R. C. Rollins | 1942-5-11 | 2866 | Humboldt | Near summit 8 miles east of Blue Lake. | Comment | |||
CHSC59600 | Romanzoffia californica | R. N. Raynor | 1935-4-8 | Humboldt | Ft. Seward. | Comment | ||||
SD129723 | Romanzoffia californica | Barbara Ertter, Thomas J. Delendick | 1987-5-16 | 6937 | Humboldt | 3 mi E of Berry Summit on Hwy 299, ca 20 airmiles E of Arcata; base of large volcanic roack on S side of road above Willow Creek | 800 | Comment | ||
UC1239758 | Romanzoffia californica | Joseph P. Tracy | 1946-5-19 | 17529 | Humboldt | Kneeland Prairie | 762 | Comment | ||
UCD120747 | Romanzoffia californica | R. Raynor | 1935-4-8 | s.n. | Humboldt | Ft. Seward. | Comment | |||
HSC57635 | Romanzoffia sitchensis | G. L. Clifton, Griswold | 1979-7-25 | 10793 | Humboldt | Near Red Cap Lake, close to the town of Forks of Salmon. | 1814 | Comment | ||
JEPS53873 | Rorippa curvisiliqua | Lincoln Constance | 1934-5-27 | 691 | Humboldt | gravel bar of South Fork Eel River s end Dyerville Bridge; Bull Creek Region, South Fork Eel River | 45 | Comment | ||
UC1222650 | Rorippa curvisiliqua | Joseph P. Tracy | 1950-7-6 | 19021 | Humboldt | 3 mi s Burr Valley (high meadow on w side Buck Mountain, Valley on the Albee Road); high meadow on w side Buck Mountain, s Burr Valley | 1158 | Comment | ||
CAS-BOT-BC75023 | Rorippa palustris var. hispida | Henry M. Pollard | 1947-8-21 | s.n. | Humboldt | Klamath River near Camp Creek, Orleans region. | Comment | |||
POM275377 | Rosa eglanteria | Lyman D. Benson | 1929-7-16 | 1846 | Humboldt | Weott Ranger Station. S Fork Eel River. | Comment | |||
HSC32264 | Rosa gymnocarpa | J. O. Sawyer | 1970-6-24 | 2249 | Humboldt | S of Mill Creek Gap, FS Rd. 10N02 | 1433 | Comment | ||
HSC45400 | Rosa gymnocarpa | Thomas W. Nelson, Jane P. Nelson | 1977-7-1 | 3571 | Humboldt | Along N side of ridge between Bear and Blanket Creeks | 1494 | Comment | ||
HSC58243 | Rosa gymnocarpa | G. L. Clifton, Griswold | 1979-8-2 | 12413 | Humboldt | Near Oregon Creek, close to the town of Hoopa. | 1661 | Comment | ||
POM275420 | Rosa gymnocarpa | Lyman D. Benson | 1928-7-8 | 376 | Humboldt | Weott Ranger Station. Seaward N Coast Mt. Range, S Fork Eel River. | 61 | Comment | ||
HSC98852 | Rosa gymnocarpa var. serpentina | Cara Witte | 2008-6-18 | 748 | Humboldt | Horse Mountain Botanical Area. Approximately 1 mile east of junction 6N36 and 6N36A. | 1394 | Comment | ||
CAS-BOT-BC146826 | Rosa nutkana | Doris K. Kildale | 1927-6-28 | 3606 | Humboldt | Mad River near covered bridge on Redwood Highway | Comment | |||
OBI5837 | Rosa nutkana | Carl B. Wolf | 1931-8-28 | 2364 | Humboldt | 1.8 mi from Rohnerville on the road to Fortuna | 30 | Comment | ||
JEPS47246 | Rosa nutkana var. nutkana | Mr. and Mrs. Geo. Parrish | 1930-5-21 | Humboldt | Trinidad | Comment | ||||
UC180188 | Rosa nutkana var. nutkana | Joseph P. Tracy | 1914-5-30 | 4479 | Humboldt | Alton Northern Coast Region (same locality as Tracy #40000) | 30 | Comment | ||
UC303026 | Rosa nutkana var. nutkana | Joseph P. Tracy | 1923-6-22 | 6345 | Humboldt | Angels Ranch Bald Mt.; Northern Coast Ranges, Bald Mt. | 457 | Comment | ||
UC588191 | Rosa nutkana var. nutkana | H. E. and S. T. Parks | June, 1937 | 24021 | Humboldt | Spruce Cove Trinidad | Comment | |||
UC667043 | Rosa nutkana var. nutkana | Joseph P. Tracy | 1936-6-21 | 14994 | Humboldt | Iaqua | 609 | Comment | ||
UC902162 | Rosa nutkana var. nutkana | Joseph P. Tracy | 1947-8-10 | 17883 | Humboldt | 2 mi s of town Field's Landing | 6 | Comment | ||
SEINET11912081 | Rosa pinetorum | F. H. Utech, Sato, T.; Ohara, M. | 1990-1 | 90 -312 | Humboldt | Six Rivers National Forest, 0.5 mi S of CA 199 on French Hill Road | 150 | Comment | ||
UC667037 | Rosa pisocarpa | Joseph P. Tracy | 1933-7-25 | 12898 | Humboldt | hillside Grouse Mt. | 1524 | Comment | ||
CAS-BOT-BC146879 | Rosa rubiginosa | C. B. Wolf | 1931-8-28 | 2363 | Humboldt | 1/8 mile from Rohnerville on road to Fortuna | 30 | Comment | ||
UCD113897 | Rosa rubiginosa | J. A. Delapp | 1956-6-14 | 2 | Humboldt | California Forest and Range Experiment Station. 3 miles W of upper Mattole School. | 152 | Comment | ||
UC1199040 | Rosa spithamea | Joseph P. Tracy | 1929-7-4 | 8620 | Humboldt | French Camp Ridge Northern Coast Ranges | 1066 | Comment | ||
RSA89566 | Rubus discolor | Philip A. Munz | 1954-7-23 | 19864 | Humboldt | 5 miles SE of Carlotta | Comment | |||
BLMAR469 | Rubus leucodermis | Jennifer Anthony-Wheeler | 2004-11-8 | 469 | Humboldt | Titlow Hill, growing along Titlow Hill road off Hwy 300 | 914 | Comment | ||
HSC99589 | Rubus leucodermis | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-7-22 | 258 | Humboldt | Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest. | 1372 | Comment | ||
RSA89563 | Rubus leucodermis | Philip A. Munz | 1954-7-23 | 19862 | Humboldt | About 6 miles E of Dinsmore's. | 762 | Comment | ||
HSC41325 | Rubus parviflorus | Brad Klipfel | 1974-8-2 | 516 | Humboldt | Horse Mtn. | Comment | |||
HSC97656 | Rubus parviflorus | Kevin Thomas | 2004-4-26 | 17 | Humboldt | Jacoby Creek Rd. | Comment | |||
UCSC000369 | Rubus parviflorus | Unknown | 1975-5-30 | 52 | Humboldt | Eureka; T.P.L. Co., Freshwater | Comment | |||
UC1301224 | Rubus spectabilis | Paul C. Hutchison | 1966-5-26 | 2741 | Humboldt | near U.S. highway 101 (Prairie Creek Redwood Grove State Park); Prairie Creek Redwood Grove State Park | 50 | Comment | ||
HSC55306 | Rubus ursinus | Griswold, Butler | 1979-7-11 | 6907 | Humboldt | Near Snow Camp Mtn., close to the town of Willow Creek. | 1320 | Comment | ||
UCD17838 | Rubus ursinus | H. Olmo | 8-10 May 1962 | 62- 35 | Humboldt | California. Humboldt County: along Route 36 between Grizzly Creek Redwoods State Park and Dinsmore. | 670 | Comment | ||
UC1223049 | Rudbeckia occidentalis | Joseph P. Tracy | 1947-8-24 | 17886 | Humboldt | meadow at Box Camp; Trinity Summit | 1463 | Comment | ||
HSC102053 | Rumex acetosella | M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers | 2011-7-13 | 958 | Humboldt | Forest edge surrounding Patterson Meadows | 1566 | Comment | ||
HSC56171 | Rumex acetosella | G. L. Clifton, Griswold | 1979-8-1 | 12064 | Humboldt | Near N Trinity Mtn., close to the town of Hoopa. | 1798 | Comment | ||
HSC76604 | Rumex acetosella | John Demarinis | 1981-7-21 | 885 | Humboldt | Near Table Bluff | 38 | Comment | ||
UC1541398 | Rumex acetosella | W. K. Parks | Jun 1932 | Humboldt | vicinity Trinidad | Comment | ||||
HSC33748 | Rumex acetosella | A. Montalvo | 1975-5-24 | 278 | Humboldt | Samoa Dunes off Samoa Blvd., across from the boat landing | Comment | |||
HSC37233 | Rumex acetosella | Lon Hall | 1975-6-19 | 399 | Humboldt | About 2 mi. N of Shelter Cove Rd. on Horse Mtn. Rd. | 549 | Comment | ||
SEINET10479364 | Rumex acetosella | Mary Susan Taylor | 1977-8-2 | Taylor 1424 | Humboldt | In mountains above and east of Eureka. | Comment | |||
UCD100992 | Rumex acetosella | Lincoln Constance | 1934-6-3 | 807 | Humboldt | Bull Creek Region, South Fork Eel River. Along N side of Redwood Hwy, at Dyerville. | Comment | |||
HSC98701 | Rumex acetosella subsp. acetosella | Cara Witte | 2007-5-21 | 69 | Humboldt | White Oak Opening. | 1257 | Comment | ||
CAS-BOT-BC421750 | Rumex conglomeratus | Carl B. Wolf | 1927-8-30 | 1231 | Humboldt | 2 mi. s. of Petrolia on Matole River near point where road crosses river | Comment | |||
UCD101126 | Rumex crispus | Linda M. Barker | 1976-6-22 | 1622 | Humboldt | Lanphere-Christensen Dunes. 3 miles west of Arcata. | Comment | |||
HSC99552 | Rumex obtusifolius | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-8-10 | 217 | Humboldt | Near North Trinity Mtn, 11. 5 mi E of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. | 1433 | Comment | ||
UC7023 | Rumex pulcher | H. N. Bolander | Jun 1867 | 6568 | Humboldt | Shelter Cove | Comment | |||
HSC38433 | Rumex pulcher | J. P. Smith | 1976-10-30 | 8998 | Humboldt | Mad River, E of Essex Lane exit. | Comment | |||
HSC95362 | Rumex salicifolius var. transitorius | Andrea Pickart | 2002-8-8 | 200 | Humboldt | Arcata bottoms, Lanphere Rd. near end | 20 | Comment | ||
UC672921 | Rumex salicifolius var. transitorius | Joseph P. Tracy | 1936-6-3 | 14855 | Humboldt | Willow Creek Trinity River Valley | 152 | Comment | ||
UCD92348 | Rytidosperma penicillatum | A. H. Murphy | 1947-6-1 | s.n. | Humboldt | Parrott's Ranch, Table Bluff, ca. 1.5 miles north of Loleta. | Comment | |||
UCD99147 | Salicornia pacifica | Gordon Leppig | 1998-8-6 | 995 | Humboldt | Arcata, Arcata Marsh and Wildlife Sanctuary. On Humboldt bay side of Klopp Lake dike. | 2 | Comment | ||
BLMAR310 | Salicornia pacifica | Jennifer Anthony-Wheeler | 2002-7-1 | 310 | Humboldt | South Spit, canibal island quad | 6 | Comment | ||
CAS-BOT-BC132711 | Salix | A. T. Whittemore | 1980-3-15 | 80 -005 | Humboldt | Arcata, in residential area, along Alliance Road from Foster Ave. to the railroad tracks | Comment | |||
CAS-BOT-BC103814 | Salix exigua | Carleton R. Ball; Harold E. Parks; Joseph P. Tracy | 1932-5-12 | 01234 | Humboldt | On floodplain of the Van Duezn River, 1 1/2 miles east of Alton | 30 | Comment | ||
CAS-BOT-BC103818 | Salix exigua | Harold E. Parks | 1931-5-14 | 0964 | Humboldt | Van Duzen River between Alton and Carlotta | 15 | Comment | ||
CAS-BOT-BC103822 | Salix exigua | Harold E. Parks; Joseph P. Tracy | 1931-5-17 | 0967 | Humboldt | Mouth of Willow Creek at Trinity River | 150 | Comment | ||
CHSC9646 | Salix exigua | E. L. Smith | 1971-8-17 | 1017 | Humboldt | On the Van Duzen River ca. 18 mi s of Eureka. | Comment | |||
JEPS12969 | Salix exigua | Joseph P. Tracy | 1931-9-19 | 9673 | Humboldt | Alton; Northern Coast Region, Van Duzen River | 30 | Comment | ||
POM220141 | Salix exigua | H. E. Parks, Joseph P. Tracy | 1931-5-17 | 975 | Humboldt | Mouth of Willow Creek at Trinity River. | 150 | Comment | ||
HSC19943 | Salix exigua var. hindsiana | H. E. Parks, J. P. Tracy | 1931-5-17 | 971 | Humboldt | Mouth of Willow Creek at Trinity River | 150 | Comment | ||
HSC19946 | Salix exigua var. hindsiana | C. R. Ball, H. E. Parks, J. P. Tracy | 1932-5-17 | 1332 | Humboldt | Trinity River, near bridge on Trinity Hwy. | 152 | Comment | ||
UC481302 | Salix exigua var. hindsiana | Harold E. Parks and Joseph P. Tracy | 1931-5-17 | 970 | Humboldt | mouth of Willow Creek at Trinity R. | 150 | Comment | ||
CAS-BOT-BC106859 | Salix hookeriana | John Johnson | 1962-4-1 | 1188 | Humboldt | Lanphere Ranch, about 4 miles west of Arcata | Comment | |||
CAS-BOT-BC107717 | Salix hookeriana | Doris K. Kildale | 1926-6-18 | 2409 | Humboldt | Gold Bluffs, coastal bluffs | Comment | |||
CAS-BOT-BC107721 | Salix hookeriana | Joseph P. Tracy | 1936-2-23 | 14773 | Humboldt | Fortuna, on bank of Eel River | 15 | Comment | ||
CHSC96697 | Salix hookeriana | Gordon Leppig | 1999-4-15 | 1118 | Humboldt | Big Lagoon County Park, Big Lagoon Bog. On western edge of fen. NAD 27 UTM Zone 10, 405321E, 4557202N. | 3 | Comment | ||
HSC38179 | Salix hookeriana | Thomas W. Nelson | 1976-11-5 | 3296 | Humboldt | Along Wabash Ave. between F & G St., Eureka | Comment | |||
HSC90466 | Salix hookeriana | Jean Hanson | 1980-3-8 | 31 | Humboldt | Indian (Gunther) Island, Humboldt Bay, Eureka, W end of island | Comment | |||
JEPS12913 | Salix hookeriana | H. E. Parks and Joseph P. Tracy | 1927-4-23 | 7922 | Humboldt | Big Lagoon; Northern Coast Ranges | 6 | Comment | ||
JEPS12915 | Salix hookeriana | Joseph P. Tracy | 1927-5-1 | 7953 | Humboldt | sandunes near Samoa; Northern Coast Region, on Humboldt Bay | 6 | Comment | ||
UC1173588 | Salix hookeriana | Joseph P. Tracy | 1937-7-27 | 15508 | Humboldt | Lindsay Creek Mad River (mouth) | 15 | Comment | ||
UC146209 | Salix hookeriana | J. P. Tracy | 1905-11-5 | 2399 | Humboldt | Immediate vicinity of Eureka | 0 | Comment | ||
UC176176 | Salix hookeriana | Joseph P. Tracy | 1913-9-21 | 4413 | Humboldt | Humboldt Bay Northern Coast Region (dunes of ocean beach) | Comment | |||
UC470419 | Salix hookeriana | Joseph P. Tracy | 1931-10-18 | 9739 | Humboldt | Camp Grant North Coast Ranges, Eel River | 60 | Comment | ||
UC470438 | Salix hookeriana | Joseph P. Tracy | 1931-9-19 | 9674 | Humboldt | on Van Duzen R. Alton; Northern Coast Region, , Van Duzen R. | 30 | Comment | ||
UC470441 | Salix hookeriana | Joseph P. Tracy | 1931-5-3 | 9356 | Humboldt | near Luffenholz Creek (near ocean); Northern Coast Region, Trinidad | 60 | Comment | ||
UC490478 | Salix hookeriana | Joseph P. Tracy | 1932-8-27 | 10755 | Humboldt | along Van Duzen R. Alton (<1st. tree> after crossing small creek separating our parking place from open river bar.); North Coast Ranges, Van Duzen R. | 30 | Comment | ||
UC518898 | Salix hookeriana | Jim Davis | Apr 25 1933-Apr 27 1933 | 4 | Humboldt | around Eureka | Comment | |||
UC519333 | Salix hookeriana | Joseph P. Tracy | 1933-5-20 | 12263 | Humboldt | Mattole R. near Petrolia; North Coast Region, Mattole R. | 15 | Comment | ||
POM219697 | Salix hookeriana var. tomentosa | H. E. Parks | 1931-5-12 | 956 | Humboldt | Samoa. Humboldt Bay. Near sea level. | 0 | Comment | ||
UC490518 | Salix laevigata | Joseph P. Tracy | 1932-5-1 | 9880 | Humboldt | vicinity of Garberville; Northern Coast Ranges | 121 | Comment | ||
UC490539 | Salix lasiandra subsp. lasiandra | Joseph P. Tracy | 1932-7-13 | 10497 | Humboldt | meadow at Corral Prairie Corral Prairie; Klamath Mts., Trinity Summit | 1524 | Comment | ||
CAS-BOT-BC125224 | Salix lasiandra var. lasiandra | Harold E. Parks; Susan T. Parks | 1932-4-10 | 01101 | Humboldt | Little River Lagoon, Trinidad, at sea level | Comment | |||
CAS-BOT-BC128197 | Salix lasiandra var. lasiandra | Doris K. Kildale | 1927-7-23 | 3798 | Humboldt | Hoaglin Lake, near Lassicks Peaks | Comment | |||
CAS-BOT-BC107597 | Salix lasiolepis | Harold E. Parks; Joseph P. Tracy | 1933-3-19 | 11007 | Humboldt | On Van Duzen River, two miles west of Bridgeville | 228 | Comment | ||
CAS-BOT-BC107611 | Salix lasiolepis | Joseph P. Tracy; Harold E. Parks; Carleton R. Ball | 1932-5-13 | 1253 | Humboldt | On gravelly floodplain of Mad River at Engelhart gravel pit, 2 miles east of Redwood Highway and above Blue Lake Road | Comment | |||
POM219355 | Salix lasiolepis | Joseph P. Tracy | 1931-9-26 | 9695 | Humboldt | Redwood Creek, at Berry's | 274 | Comment | ||
UC1196620 | Salix lasiolepis | Joseph P. Tracy | 1926-9-19 | 7803 | Humboldt | Valley of South Yager Creek Northern Coast Ranges | 762 | Comment | ||
UC481290 | Salix lasiolepis | Harold E. Parks | 1931-5-14 | 963 | Humboldt | between Alton and Carlotta; Van Duzen River | 15 | Comment | ||
UC506374 | Salix lasiolepis | Joseph P. Tracy | 1933-4-9 | 10964 | Humboldt | Bridgeville | 228 | Comment | ||
UC506506 | Salix lasiolepis | Joseph P. Tracy | 1932-10-8 | 10865 | Humboldt | Berry's Mt. Northern Coast Ranges (on Trinity Hwy) | 762 | Comment | ||
UC511971 | Salix lasiolepis | Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy | 1932-5-13 | 1253 | Humboldt | 2 mi. e. of Redwood Hwy. and above Blue Lake Rd. Engelhart gravel pit (floodplain of Mad R.); Mad River | Comment | |||
UC512035 | Salix lasiolepis | Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy | 1932-5-17 | 1324 | Humboldt | w. slope Berry's Mt. (e. of Redwood Creek, on Trinity Hwy.) | 762 | Comment | ||
UC519336 | Salix lasiolepis | Joseph P. Tracy | 1933-5-20 | 12264 | Humboldt | near Petrolia; North Coast Region, Mattole River | 15 | Comment | ||
UC519340 | Salix lasiolepis | Joseph P. Tracy | 1932-10-8 | 10866 | Humboldt | Berry's Mt. Northern Coast Ranges (on Trinity Hwy) | 762 | Comment | ||
UC526718 | Salix lasiolepis | Joseph P. Tracy | 1934-7-9 | 13355 | Humboldt | Dobbyn Creek Northern Coast Ranges, Dobbyn Creek | 152 | Comment | ||
UCD111584 | Salix lasiolepis | Carleton R. Ball; Harold E. Parks, Joseph P. Tracy | 1932-5-13 | 01255 | Humboldt | Mad River at Engelhart gravel pit, 2 miles east of Redwood Highway and above Blue Lake Road. | Comment | |||
CAS-BOT-BC107412 | Salix lasiolepis var. lasiolepis | Alice Eastwood | 1907-4-21 | 24 | Humboldt | Trinidad | Comment | |||
CAS-BOT-BC107413 | Salix lasiolepis var. lasiolepis | Doris K. Kildale | 1926-3-7 | 1527 | Humboldt | Stephens Grove on South Fork of Eel River | 60 | Comment | ||
CAS-BOT-BC107415 | Salix lasiolepis var. lasiolepis | L. R. Abrams | 1916-7-11 | 5968 | Humboldt | near Blocksberg | Comment | |||
JEPS12971 | Salix melanopsis | Joseph P. Tracy | 1931-9-19 | 9681 | Humboldt | Van Duzen River bar Alton; Northern Coast Region | 30 | Comment | ||
SBBG57954 | Salix melanopsis | H. E. Parks | 1931-5-14 | 962 | Humboldt | Van Duzen River between Alton and Carlotta | 15 | Comment | ||
SJSU251 | Salix melanopsis | H. E. Parks & J. P. Tracy | 1931-5-17 | 972 | Humboldt | mouth of Willow Cr at Trinity R | 152 | Comment | ||
UC470454 | Salix melanopsis | Joseph P. Tracy | 1931-9-7 | 9646 | Humboldt | Trinity R. Valley at Willow Creek; Northern Coast Ranges, Trinity R. Valley, Willow Creek | 152 | Comment | ||
UC481297 | Salix melanopsis | Harold E. Parks and Joseph P. Tracy | 1931-5-17 | 967 | Humboldt | mouth of Willow Creek at Trinity R.; Willow Creek | 150 | Comment | ||
UC490558 | Salix melanopsis | Joseph P. Tracy | 1932-5-10 | 9960 | Humboldt | Mattole R. near Petrolia; North Coast Region, Mattole R. | 15 | Comment | ||
UC490568 | Salix melanopsis | Joseph P. Tracy | 1932-7-31 | 10291 | Humboldt | Eel R. at mouth of Larrabee Creek; Northern Coast Ranges, Eel R. | 60 | Comment | ||
CAS-BOT-BC129210 | Salix piperi | Doris K. Kildale | 1929-2-28 | 6951 | Humboldt | Mad River at Essex | Comment | |||
UC1173576 | Salix scouleriana | Joseph P. Tracy | 1936-2-2 | 14767 | Humboldt | vicinity of Carlotta | 30 | Comment | ||
UC1173630 | Salix scouleriana | Joseph P. Tracy | 1937-3-21 | 15236 | Humboldt | Van Duzen R. near Grizzly Creek; Van Duzen R. | 91 | Comment | ||
UC506350 | Salix scouleriana | Joseph P. Tracy | 1933-4-2 | 10957 | Humboldt | Willow Creek Canyon Northern Coast Ranges, Willow Creek Canyon | 609 | Comment | ||
UC525974 | Salix scouleriana | H. E. Parks | 1932-11-25 | 1351 | Humboldt | Spruce Cove (Parks Ranch) Trinidad; , Spruce Cove (Parks Ranch) | Comment | |||
CAS-BOT-BC128986 | Salix sitchensis | Harold E. Parks | 1931-3-25 | 903 | Humboldt | Orick, on Van Duzen River | 6 | Comment | ||
HSC90400 | Salix sitchensis | Jean Hanson | 1980-3-8 | 5 | Humboldt | Indian (Gunther) Island, Humboldt Bay, Eureka, W end of island | Comment | |||
HSC90748 | Salix sitchensis | Jean Hanson | 1980-3-8 | 21 | Humboldt | Indian (Gunther) Island, Humboldt Bay, Eureka, W end of island | Comment | |||
UC1196722 | Salix sitchensis | Joseph P. Tracy | 1923-1-21 | 6138 | Humboldt | along Van Duzen R. Carlotta; Northern Coast Ranges, Van Duzen R. | 30 | Comment | ||
UC146204 | Salix sitchensis | Joseph P. Tracy | 1904-3-6 | 2001 | Humboldt | immediate vicinity of Eureka | 0 | Comment | ||
UC481276 | Salix sitchensis | Harold E. Parks | 1931-5-28 | 1029 | Humboldt | Little River Lagoon | Comment | |||
UC490491 | Salix sitchensis | Joseph P. Tracy | 1932-8-11 | 10340 | Humboldt | N. Yager Creek Northern Coast Ranges, N. Yager Creek | 304 | Comment | ||
UC490501 | Salix sitchensis | Joseph P. Tracy | 1932-10-2 | 10857 | Humboldt | Redwood Creek near Bair's; Northern Coast Ranges, Redwood Creek | 213 | Comment | ||
POM118790 | Sambucus callicarpa | Marcus E. Jones | 1924-4-26 | s.n. | Humboldt | Eureka. | Comment | |||
HSC56467 | Sambucus nigra subsp. caerulea | Griswold, Butler | 1979-7-12 | 7275 | Humboldt | Near Cedar Creek, close to the town of Willow Creek | 1158 | Comment | ||
CAS-BOT-BC235126 | Sambucus racemosa var. racemosa | C. B. Wolf | 1930-10-26 | 1765 | Humboldt | 1 mi. so. of Trinidad | 91 | Comment | ||
UC902070 | Sambucus racemosa var. racemosa | Joseph P. Tracy | 1949-7-25 | 18399 | Humboldt | Trinidad | 3 | Comment | ||
UCD137271 | Sambucus racemosa var. racemosa | David G. Forbes | 1966-4-4 | 66- 432 | Humboldt | 1 miles north of Fresh Water Lagoon, U.S. Highway 101. | 30 | Comment | ||
CHSC13504 | Sanicula arctopoides | C. Eiser | 1974-4-10 | 21 | Humboldt | Along coast, between Orick and Prairie Creek Redwoods State Park. | 22 | Comment | ||
UC1197110 | Sanicula bipinnatifida | Joseph P. Tracy | 1928-6-24 | 8461 | Humboldt | Valley of South Yager Creek | 762 | Comment | ||
HSC21627 | Sanicula bipinnatifida | Jack Rockwell | 1962-4-29 | 41 | Humboldt | W bank Redwood Creek, vicinity Hwy. 299 | 549 | Comment | ||
HSC68612 | Sanicula crassicaulis | Jacqueline Greenleaf | 1980-7-16 | 245 | Humboldt | Near Buck Mountain. | 1250 | Comment | ||
RSA254741 | Sanicula crassicaulis | Thomas W. Nelson, James Nelson | 1973-5-28 | 943 | Humboldt | McKeown Ranch north of Dinsmore. | Comment | |||
UC767191 | Sanicula tracyi | Joseph P. Tracy | 1947-6-25 | 17717 | Humboldt | opposite Buck Mountain (along Van Duzen River, Dinsmore's); Van Duzen River, Dinsmore's | 762 | Comment | ||
HSC73546 | Sanicula tuberosa | Gail Newton | 1980-7-14 | 1471 | Humboldt | Near Last Chance Ridge. | 1219 | Comment | ||
HSC74271 | Sanicula tuberosa | M. A. Baker | 1980-5-23 | 1378 | Humboldt | Near Buck Mtn. | 1524 | Comment | ||
UC416708 | Satureja douglasii | P. E. Goddard | 1906-6 | 684 | Humboldt | Blocksburg | Comment | |||
BLMAR287 | Saxifraga mertensiana | Jennifer Anthony-Wheeler | 2000-4-18 | 287 | Humboldt | King range, growing on rocky ridgeline, outcrop/vista in millcrk forest | 402 | Comment | ||
UCSB23755 | Schoenoplectus pungens | Breedlove, Dennis | 1962-6-7 | Humboldt | 1.5 miles south of Samosa on peninsula; on western side of Humboldt Bay | Comment | ||||
SEINET3913367 | Schoenoplectus pungens var. badius | J. D. Ackerman | 1975-6-10 | 465 | Humboldt | About 1 mi. N of Samoa Bridge turnoff from Samoa Blvd., S of Manila. Humboldt Bay.; 0 | Comment | |||
UC1103629 | Scirpus cernuus | Joseph P. Tracy | 1926-8-29 | 7779 | Humboldt | near Samoa (on shore around Humboldt Bay); Northern Coast Region, Humboldt Bay, near Samoa | 3 | Comment | ||
CDA39124 | Scirpus maritimus | Gordon Leppig | 1999-10-25 | 1268 | Humboldt | State Hwy 101, mile marker 61.40 | Comment | |||
UC1152056 | Scirpus microcarpus | Joseph P. Tracy | 1950-8-7 | 19269 | Humboldt | meadow at Box Camp (Trinity Summit); , meadow at Box Camp | 1463 | Comment | ||
CDA39145 | Scirpus microcarpus | Gordon Leppig | 1998-6-26 | 861 | Humboldt | Arcata; Alder Grove Pond, south side of pond. | Comment | |||
HSC7293 | Scirpus microcarpus | J. W. Johnson | 1962-4-21 | 1282 | Humboldt | Arcata, at Miller Farm, Samoa Peninsula | Comment | |||
RSA0009468 | Scirpus microcarpus | Marcus E. Jones | 1924-4-26 | s.n. | Humboldt | Eureka. | Comment | |||
SEINET12815835 | Scoliopus bigelovii | John D. Freeman, Ruth Freeman | 1967-1 | 583 | Humboldt | Just west of California Hwy. 36 and just north of Carlotta. | 52 | Comment | ||
CAS-BOT-BC517417 | Scoliopus bigelovii | Alice Eastwood; John Thomas Howell | 1937-6-23 | 4778 | Humboldt | Near Dinsmores | Comment | |||
SEINET12058059 | Scoliopus bigelovii | F. H. Utech | 1988-3-4 | 88 -026 | Humboldt | 12.7 mi E on CA 36 from jct US 101 & Van Duzen River, Grizzly Creek Redwoods, O.R. Cheatam Grove | 90 | Comment | ||
HSC60289 | Scrophularia californica | Phyllis Krieg | 1979-4-21 | Humboldt | Above Clam Beach Lagoon, E of Hwy. 101 | 0 | Comment | |||
SDSU11019 | Scrophularia californica | Harvey | 1938-8-13 | 2246 | Humboldt | Humbolt State Redwood Park. | Comment | |||
UC1011943 | Scrophularia californica | Francis W. Pennell | 1940-7-6 | 26080 a | Humboldt | 2 mi nw Pepperwood (along Eel River, Rte 101) | 30 | Comment | ||
JEPS62919 | Scutellaria antirrhinoides | W. L. Jepson | 1902-7-1 | 1969 | Humboldt | near Berrys Ranch (Redwood Creek, Expedition from Ukiah to the Hupa Indian Reservation); Redwood Creek | Comment | |||
RSA34313 | Scutellaria californica | L Larsen | 1935-5-28 | s.n. | Humboldt | Redway. | Comment | |||
HSC100456 | Sedum | Carl C. Marshall | Jun 1885 | 100 | Humboldt | Pine Creek Ridge. | Comment | |||
JEPS26915 | Sedum laxum subsp. heckneri | Wayne Roderick | 1961-7-10 | 61 .989 | Humboldt | 6.6 mi n Orleans (Klamath River, 1.4 mi s of Siskiyou County line (Somesbar)); Klamath River, n of Orleans | 152 | Comment | ||
CAS-BOT-BC61460 | Sedum laxum subsp. heckneri | Volney Rattan | 106 | Humboldt | Klamath | Comment | ||||
JEPS48016 | Sedum obtusatum | Joseph P. Tracy | 1926-6-20 | 7647 | Humboldt | Horse Mountain Northern Coast Ranges, Horse Mountain | 1524 | Comment Read comments Aug 17 2011 |
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HSC57959 | Sedum obtusatum subsp. retusum | G. L. Clifton, Griswold | 1979-7-31 | 11659 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1719 | Comment | ||
UC967446 | Sedum radiatum | Reid Moran | 1951-6-13 | 3485 | Humboldt | w slope Buck Mountain; w slope Buck Mountain | 853 | Comment | ||
RSA0104953 | Sedum spathulifolium | Joseph P. Tracy | 1950-6-8 | 18715 | Humboldt | Bluffs at the Sand Cut. Wild Cat Rd. 2 miles S of Ferndale. | 305 | Comment | ||
CDA7634 | Senecio jacobaea | E. C. Whitney | 1966-8-25 | Humboldt | South side of mouth of Canyon Creek, Simpson Lumber Company property, ca. 6 miles north of Korbel. | 0 | Comment | |||
HSC63881 | Senecio triangularis | M. A. Baker | 1979-6-27 | 923 | Humboldt | Edge of Hoopa Indian Reservation | Comment | |||
JEPS37267 | Senecio vulgaris | Lincoln Constance | 1934-6-12 | 869 | Humboldt | Dyerville, Bull Creek road and n bank of South Fork Eel River South Fork Eel River, Bull Creek Region | Comment | |||
HSC12594 | Senecio vulgaris | C. Kline | 1970-10-24 | 36 | Humboldt | Humboldt State college campus | Comment | |||
HSC95584 | Senecio vulgaris | Andrea Pickart | 2002-3-14 | 4 | Humboldt | Samoa Dunes, BLM Endangered Plant Protection Area | 0 | Comment | ||
UCR142864 | Sequoia sempervirens | C. B. Wolf | 1944-10-25 | 11469 | Humboldt | North Coast, Eel River Valley, Redwood Hwy, 2.4 mi south of Scotia | 61 | Comment | ||
SEINET11802379 | Sericocarpus rigidus | J. P. Tracy | 1950-1 | 19378 | Humboldt | about 3 mi SW of Orleans | Comment | |||
UC526852 | Setaria viridis | Joseph P. Tracy | 1934-8-18 | 13589 | Humboldt | Eureka Northern Coast Ranges, Eureka | 0 | Comment | ||
UC602550 | Sherardia arvensis | Joseph P. Tracy | 1933-6-13 | 12560 | Humboldt | Bair's; Redwood Creek | 609 | Comment | ||
HSC96274 | Sidalcea malachroides | Gordon Leppig | 2002-5-22 | 1710 | Humboldt | Van Duzen River Watershed, Redwood House Rd. Simpson Timber Co. | 540 | Comment | ||
HSC96580 | Sidalcea malachroides | Gordon Leppig, Todd Treadwell | 2005-6-8 | 2248 | Humboldt | Blue Slide Creek watershed, Pacific Lumber Co. land. | 245 | Comment | ||
UC1197961 | Sidalcea malachroides | Joseph P. Tracy | 1937-7-30 | 15566 | Humboldt | 6 mi se Arcata (Fickle Hill); se of Arcata, Fickle Hill | 609 | Comment | ||
UC906705 | Sidalcea malviflora subsp. asprella | Harold E. Parks and Joseph P. Tracy | 1942-7-1 | 11577 | Humboldt | Dinmore's | 762 | Comment | ||
UC176967 | Sidalcea malviflora subsp. patula | Joseph P. Tracy and Ernest B. Babcock | 1912-5-11 | 3597 | Humboldt | near Hydesville; Northern Coast Region | 30 | Comment | ||
UC668134 | Sidalcea malviflora subsp. patula | Joseph P. Tracy | 1936-6-9 | 14877 | Humboldt | Bear River Ridge Northern Coast Ranges, Bear River Ridge | 609 | Comment | ||
HSC104340 | Sidalcea oregana subsp. eximia | James Regan,, Humboldt Redwood Co., LLC | 1 | Humboldt | Table Bluff | 46 | Comment | |||
UC902189 | Sidalcea oregana subsp. spicata | Joseph P. Tracy | 1947-7-5 | 17822 | Humboldt | Box Camp Meadow Trinity Summit, Box Camp Meadow | 1463 | Comment | ||
RSA185758 | Silene californica | John H. Thomas | 1949-6-14 | 924 | Humboldt | Salmon River Valley near its junction with Klamath River. | Comment | |||
HSC56939 | Silene campanulata | Overton, Butler | 1979-7-23 | 9418 | Humboldt | Near Horse Mtn., close to the town of Willow Creek | 1478 | Comment | ||
UC1198350 | Silene campanulata | Joseph P. Tracy | 1933-7-11 | 12675 | Humboldt | Horse Mountain | 1432 | Comment | ||
JEPS22945 | Silene campanulata subsp. glandulosa | Volney Rattan | 1883-1 | Humboldt | Hoopa Valley | Comment | ||||
HSC44538 | Silene campanulata subsp. greenei | Brad Klipfel | 1973-7-15 | 154 | Humboldt | Along ridge trail SE of N Trinity Mtn. | 1829 | Comment | ||
CHSC63389 | Silene grayi | Vernon H. Oswald | 1994-6-29 | 6360 | Humboldt | Titlow Hill Rd. (Forest Rd. 1) 5.6 mi S of Hwy. 299, S of Willow Creek. | 1469 | Comment | ||
JEPS51213 | Silene grayi | Joseph P. Tracy | 1935-7-28 | 14319 | Humboldt | head of Devil's Hole Trinity Summit, head of Devil's Hole | 1828 | Comment | ||
JEPS51215 | Silene grayi | Joseph P. Tracy | 1932-7-12 | 10477 | Humboldt | head of Brett Hole , head of Brett Hole (Trinity Summit) | 1828 | Comment | ||
UC14434 | Silene hookeri | Chesnut and Drew | 1888-7-19 | Humboldt | Pilot Ridge | Comment | ||||
HSC60133 | Silene laciniata subsp. californica | M. A. Baker | 1978-5-6 | 479 | Humboldt | 2 km. W of Weitchpec along Klamath River. | Comment | |||
UC668088 | Silene lemmonii | Joseph P. Tracy | 1933-7-25 | 12870 | Humboldt | Grouse Mountain | 1524 | Comment | ||
HSC49925 | Sisyrinchium bellum | Maralyn O'Meara | 1974-7-11 | 539 | Humboldt | Kneeland, Barry Ridge along private road | Comment | |||
SEINET6744566 ![]() |
Sisyrinchium bellum | C. C. Harris, S. K. Harris | 1942-6-9 | 1219 | Humboldt | 3 miles north and 1 mile west of Fernbridge, Humboldt County, California. Alt. Ca. 33 m. | Comment | |||
CHSC19509 | Sisyrinchium californicum | Norman Dennis | 1965-6-3 | 142 | Humboldt | Sphagnum bog at Big Lagoon County Park, southwest corner of Big Lagoon. | Comment | |||
JEPS62118 | Smilacina racemosa | W. L. Jepson | 1902-6-29 | 1950 | Humboldt | Hupa Rd. Berry's Ranch, Redwood Creek | Comment | |||
UC1197798 | Smilacina racemosa | Joseph P. Tracy | 1914-5-17 | 4474 | Humboldt | Cumens claim Northern Coast Region, region about Humboldt Bay (on ridge between Ryans Slough and Freshwater Creek) | 304 | Comment | ||
CAS-BOT-BC231718 | Solanum umbelliferum | Joseph P. Tracy | 1949-5-8 | 18293 | Humboldt | Carlotta. Open flat by old Strong's District School House, 5 miles east of town | 60 | Comment | ||
RSA473662 | Solidago canadensis subsp. elongata | M. B. Dunkle | 1936-8-18 | 4812 | Humboldt | Fortuna. | Comment | |||
HSC57941 | Solidago elongata | G. L. Clifton, Griswold | 1979-7-31 | 11610 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1719 | Comment | ||
HSC57982 | Solidago elongata | G. L. Clifton, Griswold | 1979-7-31 | 11716 | Humboldt | Near Trinity Summit Guard Station, close to the town of Hoopa | 1805 | Comment | ||
SBBG28018 | Solidago elongata | H. E. Parks | -Jul-1931 | 1056 | Humboldt | Trinidad | 76 | Comment | ||
UC1223178 | Solidago elongata | Joseph P. Tracy | 1948-9-12 | 18210 | Humboldt | head of meadow at Box Camp; Trinity Summit, meadow at Box Camp | 1463 | Comment | ||
LA204243 | Solidago lepida var. salebrosa | S. T. Parks; H. E. Parks | 1930-9-14 | 785 | Humboldt | North shore of Big Lagoon | Comment | |||
HSC47012 | Solidago spathulata | Sheila Logan | 1978-11-23 | 220 | Humboldt | Manila; 1/4 mi. W of the junction of Samoa Blvd. and Redwood Gun Club Rd. | 3 | Comment | ||
HSC90397 | Solidago spathulata | Jean Hanson | 1980-4-12 | 47 | Humboldt | Indian (Gunther) Island. W end of island between the point of meeting of the two dikes and the shore. | Comment | |||
BLMAR757 | Solidago velutina subsp. californica | Jennifer Wheeler | 2013-9-4 | 757 | Humboldt | King range, strawberry rock grazing allotment | 252 | Comment | ||
JEPS18742 | Soliva sessilis | Joseph P. Tracy | 1936-7-3 | 14852 | Humboldt | Trinity River Valley at Willow Creek; Trinity River Valley at Willow Creek | 152 | Comment | ||
HSC47627 | Soliva sessilis | J. P. Smith | 1977-4-23 | 9019 | Humboldt | 2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground. | 561 | Comment | ||
CAS-BOT-BC374429 | Sonchus asper | Huron H. Smith | 1911-1-1 | 3785 | Humboldt | Unspecified | Comment | |||
HSC6216 | Sonchus asper | J. L. Baker | 1965-3-27 | 20 | Humboldt | 4 mi. N of Arcata on North Bank Rd. | Comment | |||
HSC12566 | Spergula arvensis | D. La Conte | 1970-8-10 | 3 | Humboldt | Comment | ||||
HSC26466 | Spergularia macrotheca | T. O. Osborne | 1970-4-8 | 23 | Humboldt | Sugarloaf Rock, Cape Mendocino | Comment | |||
OBI36625 | Spergularia macrotheca | David J. Keil | 1983-7-2 | 17302 | Humboldt | Humboldt Bay salt marsh at Arcata Corp Yard | Comment | |||
RSA0098559 | Spergularia marina | George K. Helmkamp, E. A. Helmkamp | 2001-7-8 | 7007 | Humboldt | North coastal strand: North spit of Samoa Peninsula, 0.5 miles N of CA-255 bridge over Humboldt Bay. | 6 | Comment | ||
SBBG3128 | Spiraea douglasii | M. J. Cody | 1938-7-14 | Humboldt | near Trinidad | Comment | ||||
UC1191500 | Spiraea douglasii | Malcolm A. Nobs and S. Galen Smith | 1949-8-9 | 1226 | Humboldt | 1 mi n Arcata (at junction of Highway 101 and Highway 299); Mad River Valley | Comment | |||
UC492192 | Spiraea douglasii | Joseph P. Tracy | 1932-8-28 | 10760 | Humboldt | Bald Mountain Northern Coast Ranges (at Lake Prairie) | 1066 | Comment | ||
SEINET11919281 | Spiraea douglasii | H. P. Chandler | 1901-1 | 1197 | Humboldt | Humboldt Bay | Comment | |||
HSC34651 | Spiraea splendens var. splendens | K. Irwin | 1975-8-16 | Humboldt | N Trinity Mtn. area | Comment | ||||
HSC37807 | Spiranthes romanzoffiana | A. Montalvo, J. D. Ackerman | 1976-8-11 | 786 | Humboldt | W side of Freshwater Lagoon, along Hwy. 101 | Comment | |||
HSC100607 | Spraguea umbellata | Carl C. Marshall | Jun 1885 | 26 | Humboldt | S Fork Mtn. | Comment | |||
UCLA71584 | Stachys ajugoides var. ajugoides | Joseph P. Tracy | 1939-6-23 | 16312 | Humboldt | Park's garden Trinidad | 3 | Comment | ||
UCLA27599 | Stachys ajugoides var. rigida | Ynez Whilton Winblad | 1941-6-27 | Humboldt | between Eureka and Orick | Comment | ||||
UCLA71116 | Stachys ajugoides var. rigida | H. Lewis | 1940-7-2 | Humboldt | Stone Lagoon | Comment | ||||
UC1239722 | Stachys ajugoides var. rigida | Joseph P. Tracy | 1942-7-1 | 17365 | Humboldt | opposite Buck Mountain (Dinsmore's); Van Duzen River | 762 | Comment | ||
UC726575 | Stachys ajugoides var. rigida | A. A. Heller | 1937-6-11 | 15919 | Humboldt | between Bishop Pine Lodge and Big Lagoon (along U. S. Highway #101) | Comment | |||
HSC59567 | Stachys arvensis | Rick Lundquist | 1979-4-9 | 5 | Humboldt | Arcata, St. Louis Rd., .1 mi. N of Hwy. 101 overpass | 15 | Comment | ||
POM301655 | Stachys chamissonis | Carl B. Wolf | 1941-7-28 | 11087 | Humboldt | between the redwood highway and Crannell. | 8 | Comment | ||
HSC59441 | Stachys rigida | Kenneth Clark | 1979-5-29 | 364 | Humboldt | 0.1 mi. past end of Granite Ave., along Jolly Giant Creek | 23 | Comment | ||
HSC21956 | Stachys rigida var. rigida | John Warner Hosking | 1968-10-10 | Humboldt | Clam Beach. | Comment | ||||
HSC98026 | Stachys rigida var. rigida | Cara Witte | 2007-7-9 | 451 | Humboldt | Grouse Mountain. Forest Service Road 5N04. Near spring. | 1554 | Comment | ||
UC1541664 | Stachys rigida var. rigida | H. E. and S. T. Parks | May, 1930 | 756 | Humboldt | in redwood belt of Van Duzen River | Comment | |||
HSC40427 | Stellaria media | Linda M. Barker | 1976-2-22 | 1320 | Humboldt | 3 mi. W of Arcata | Comment | |||
HSC91609 | Stellaria media | E. Mackey | 1987-1-17 | Humboldt | Patricks Point State Park, near Wedding Rock. | Comment | ||||
HSC89487 | Stellaria media | P. A. Daly | 1986-3-12 | 67 | Humboldt | Trinidad Head, along trail | 61 | Comment | ||
UC204697 | Stephanomeria elata | Joseph P. Tracy | 1918-7-7 | 5037 | Humboldt | Garberville Northern Coast Ranges | 152 | Comment | ||
HSC40608 | Stipa lemmonii | Thomas W. Nelson | 1976-6-14 | 2702 | Humboldt | S of Lassic Peak (Signal Peak) | 1646 | Comment | ||
SEINET5585763 | Stipa occidentalis | Percy Train | 1937-1 | 515 | Humboldt | Canyon Creek summit, east slope Santa Rosa Range | 2195 | Comment | ||
UC1541457 | Streptanthus tortuosus | H. E. Parks | June 1951 | Humboldt | Rock Pile Knneland | Comment Read comments Jun 21 2013 |
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HSC103406 | Streptanthus tortuosus var. orbiculatus | Eric Schori, Kazuyuki Ishimaru | 2005-6-24 | 14 | Humboldt | Along Titlow Hill Road south of Hwy. 299, past Buck Flat. | 1375 | Comment | ||
HSC57156 | Streptopus amplexifolius | Overton, Butler | 1979-7-26 | 9955 | Humboldt | Near Willow Creek, E Fork, close to the town of Willow Creek | 1326 | Comment | ||
HSC17768 | Stuckenia pectinata | J. P. Tracy | 1934-7-20 | 13462 | Humboldt | Big Lagoon | 3 | Comment | ||
CDA9702 | Symphoricarpos albus | D. G. Kelch | 2007-7-25 | 7 .506 | Humboldt | Along Hwy 299 between Lord-Ellis Summit and Hwy 96. | Comment | |||
BLMAR272 | Symphoricarpos mollis | Jennifer Anthony-Wheeler | 1999-7-30 | 272 | Humboldt | Lacks Creek, growing along ridgees, slopes, open places | 1219 | Comment | ||
UC892758 | Symphyotrichum chilense | Milo S. Baker | 1931-7-17 | 5408 | Humboldt | along Redwood Hwy a few miles s of Eureka | Comment | |||
UC1199310 | Symphyotrichum subspicatum | Joseph P. Tracy | 1918-7-1 | 4980 | Humboldt | 3 mi s of point of the cape Cape Mendocino | Comment | |||
RSA153390 | Symphytum asperum | T. C. Fuller | 1961-9-28 | 7047 | Humboldt | Humboldt County: Arcata Bottoms, 0.5 mile S of the Mad River, 0.75mile W of Hwy 101, 2miles N of Arcata | Comment | |||
RSA168800 | Symphytum asperum | Joseph P. Tracy | 1943-10-3 | 17448 | Humboldt | Near Iverson dairy ranch, Arcata. | Comment | |||
UCD124638 | Synthyris reniformis | K. Esau | 1934-4-1 | s.n. | Humboldt | Above Fort Seward. | 457 | Comment | ||
HSC26095 | Synthyris reniformis | Tim Baroni | 1973-1-2 | Humboldt | 1.9 mi. above Angel Ranch on the road to Snow Camp | 793 | Comment | |||
HSC91945 | Synthyris reniformis | E. Mackey | 1987-3-1 | Humboldt | Patrick's Point State Park, Big Meadow, next to copse | Comment | ||||
UC902236 | Synthyris reniformis | Joseph P. Tracy | 1941-3-26 | 16812 | Humboldt | Willow Creek Canyon, along Trinity Highway, near crossing of East Fork Willow Creek Canyon | 457 | Comment | ||
UCSB22982 | Tanacetum bipinnatum | Haller, John | 1967-6-17 | Humboldt | At Clam Beach County Park, U.S. Highway 101, about 10 miles north of Arcata | Comment | ||||
UCD136744 | Tanacetum bipinnatum | Roman Gankin | 1965-8-6 | 553 | Humboldt | west of road; 1.3 miles south of Samoa, Samoa Peninsula. | Comment | |||
RSA26843 | Tanacetum camphoratum | I. L. Wiggins | 1940-7-10 | 9484 | Humboldt | Big Lagoon. | Comment | |||
UC127603 | Tanacetum camphoratum | J. Burtt Davy | 1899-6-30 | 6183 | Humboldt | near Ferndale (North Coast Ranges); North Coast Ranges | Comment | |||
UC1197068 | Tauschia kelloggii | Joseph P. Tracy | 1936-6-17 | 14943 | Humboldt | Bridgeville | 198 | Comment | ||
NY17379 | Taxus brevifolia | J. P. Tracy | 1927-3-27 | 7865 | Humboldt | This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. | Comment | |||
RSA160832 | Taxus brevifolia | Joseph P. Tracy | 1924-9-7 | 6862 | Humboldt | Grizzly Creek on Van Duzen River | 91 | Comment | ||
SBBG319 | Taxus brevifolia | H. and M. Dearing | 1939-6-23 | 3691 | Humboldt | E fork of Willow Crk | 609 | Comment | ||
UC63993 | Taxus brevifolia | Mrs. M. H. Manning | 1901-10-1 | Humboldt | Comment | |||||
HSC89427 | Tellima grandiflora | P. A. Daly | 1984-5-8 | 4 | Humboldt | Trinidad Head | 61 | Comment | ||
RSA167304 | Tellima grandiflora | Joseph P. Tracy | 1950-6-8 | 18722 | Humboldt | Near Mountain Glen Ranch, summit of ridge, 7 miles south of Ferndale. Bear River Ridge. | 610 | Comment | ||
UC14398 | Thlaspi californicum | Chesnut and Drew | 1888-7-9 | Humboldt | Kneeland | Comment | ||||
RSA47094 | Thuja plicata | Doris K. Kildale | 1926-8-28 | 2566 | Humboldt | Morrison gulch - Bear River ridge | 412 | Comment | ||
SEINET3866804 | Thuja plicata | Jack D. Brotherson | 1982-7-14 | 3315 | Humboldt | Ca 25 miles north of Arcata along U.S. Hwy 101.; 0 | Comment | |||
UCR124075 | Tiarella trifoliata var. unifoliata | George K. Helmkamp, E. A. Helmkamp | 2001-7-8 | 6971 | Humboldt | North Coast, CA Hwy 36, along the Van Duzen River, 19.6 mi east of CA Hwy 101, west of Bar W Road | 137 | Comment | ||
CAS-BOT-BC436905 | Tiarella trifoliata var. unifoliata | Milo S. Baker | 1923-7-1 | 82 b | Humboldt | Near Wilder's | Comment | |||
POM228370 | Tiarella trifoliata var. unifoliata | C. C. Harris, S. K. Harris | 1936-6-16 | 660 | Humboldt | On Yager Road from Carlotta. | 152 | Comment | ||
UC677699 | Tiarella trifoliata var. unifoliata | C. C. and S. K. Harris | 1936-6-16 | 660 | Humboldt | Redwood forest on Yager Road from Carlotta | 152 | Comment | ||
UC1222359 | Tolmiea diplomenziesii | Joseph P. Tracy | 1950-6-15 | 19040 | Humboldt | vicinity Willow Creek (near mouth of Raccoon Creek, 1 mi ne of Patterson's Ranch) | Comment | |||
CAS-BOT-BC447612 | Tolmiea menziesii | Eliz. Parsons Hawver | 1915-6-1 | s.n. | Humboldt | Carlotta | Comment | |||
CAS-BOT-BC447613 | Tolmiea menziesii | Alice Eastwood; John Thomas Howell | 1937-6-23 | 4781 | Humboldt | Near Dinsmore's | Comment | |||
HSC21159 | Tonella tenella | D. E. Anderson | 1965-4-24 | 3546 | Humboldt | 2 mi. E of Berry Summit along Hwy. 299 | Comment | |||
HSC73176 | Tonella tenella | M. A. Baker | 1980-5-17 | 1249 | Humboldt | Near Le Perron Peak | 1066 | Comment | ||
HSC45466 | Torilis arvensis | Thomas W. Nelson, Jane P. Nelson | 1978-7-2 | 4387 | Humboldt | Along Hwy. 36 1 mi. E of Grizzly Creek | Comment | |||
HSC89584 | Torilis arvensis | M. Roantree | 1985-5-30 | 67 | Humboldt | West side of Trinidad Head | Comment | |||
UCD93214 | Torreyochloa pallida var. pauciflora | A. H. Murphy | 1951-8-17 | 88 | Humboldt | South Fork Mtn., ca. 15 miles N.E. of Bridgeville-Trinity County line. | Comment | |||
HSC3137 | Toxicodendron diversilobum | Francis Winter | 1960-4-24 | Humboldt | 1 mi. N of Redwood Creek Ranch. | 396 | Comment | |||
UC902124 | Toxicodendron diversilobum | Joseph P. Tracy | 1949-8-8 | 18404 | Humboldt | Trinity R. Valley at Willow Creek Trinity R. Valley, Willow Creek | 152 | Comment | ||
NY274177 | Tracyina rostrata | J. P. Tracy | 1916-6-20 | 4735 | Humboldt | Alder Point | Comment | |||
HSC18246 | Trautvetteria caroliniensis | J. P. Tracy | 1937-7-2 | 15387 | Humboldt | Happy Camp Mtn., Trinity Summit Range, NE of Hawkins Bar | 1280 | Comment | ||
CAS-BOT-BC517421 | Triantha occidentalis subsp. occidentalis | Joseph P. Tracy | 1914-9-6 | 4606 | Humboldt | Northern Coast Ranges, Bald Mountain between High Prairie and Snow Camp, near Seidell Ranch | 1219 | Comment | ||
HSC43209 | Trichostema lanceolatum | R. Sutherland | 1976-8-18 | 12 .18876 | Humboldt | 183 | Comment | |||
JEPS63123 | Trichostema lanceolatum | W. L. Jepson | 1921-9-11 | 9466 | Humboldt | DeVoy Flat, South Fork Eel River | Comment | |||
SEINET11114303 | Trientalis borealis subsp. latifolia | Unknown | 1966-6-8 | 2657 | Humboldt | HUMBOLDT CO.: Coast Range, east of Arcata, 1.5 miles south of Korbel. T.6N., R.2 E. Elevation 900 ft. | 274 | Comment | ||
POM118789 | Trientalis latifolia | Marcus E. Jones | 1924-4-25 | s.n. | Humboldt | Garberville. | Comment | |||
UC562555 | Trientalis latifolia | Joseph P. Tracy | 1926-5-22 | 7509 | Humboldt | Prairie Creek; Northern Coast Ranges, Prairie Creek | 152 | Comment | ||
HSC73378 | Trientalis latifolia | Doug Renwick | 1981-4-24 | 11 | Humboldt | Jolly Giant Creek behind HSU | Comment | |||
BLMAR717 | Trifolium albopurpureum | Jennifer Wheeler | 2011-5-20 | 717 | Humboldt | King range, near strawberry rock | 7 | Comment | ||
SEINET12157031 | Trifolium albopurpureum | J. P. Tracy | 1948-1 | 17989 | Humboldt | W side of top of Spruce Grove Ridge near Harris | Comment | |||
UC16600 | Trifolium albopurpureum var. albopurpureum | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-9 | 5374 | Humboldt | Harris | Comment | |||
UC495670 | Trifolium albopurpureum var. dichotomum | Joseph P. Tracy | 1932-5-1 | 9894 A | Humboldt | vicinity Garberville; Northern Coast Ranges | 121 | Comment | ||
UC1223365 | Trifolium albopurpureum var. dichotomum | Joseph P. Tracy | 1950-6-15 | 18807 | Humboldt | 7 mi n Harris (Jenk's Ranch) | Comment | |||
UC1223472 | Trifolium albopurpureum var. dichotomum | Joseph P. Tracy | 1943-5-23 | 17426 | Humboldt | e Redwood Creek (on Trinity Highway); Berry's Mountain | Comment | |||
UC1197221 | Trifolium albopurpureum var. olivaceum | J. P. Tracy | 1901-4-24 | 1040 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
RSA170210 | Trifolium arvense | Joseph P. Tracy | 1941-7-26 | 16970 | Humboldt | Eureka (G Street near 9th) | Comment | |||
UC1223508 | Trifolium barbigerum | Joseph P. Tracy | 1935-5-25 | 13881 | Humboldt | North Dobbin Creek and near same along the Alder Point Rd Dobbyn Creek | 152 | Comment | ||
UC1223494 | Trifolium ciliolatum | Joseph P. Tracy | 1942-5-16 | 17334 | Humboldt | vicinity Garberville | 152 | Comment | ||
RSA249399 | Trifolium cyathiferum | D. E. Anderson, Thomas Nelson, S. Dowty | 1972-6-17 | 5705 | Humboldt | McKeown Ranch north of Dinsmore | Comment | |||
HSC15111 | Trifolium depauperatum | Francis Winter | 1960-4-24 | Humboldt | Redwood Creek Ranch | 381 | Comment | |||
UC303194 | Trifolium depauperatum var. depauperatum | Joseph P. Tracy | 1925-5-17 | 6972 | Humboldt | near South Fork; Northern Coast Ranges, Trinity River Valley | 182 | Comment | ||
UC495654 | Trifolium eriocephalum var. eriocephalum | Joseph P. Tracy | 1930-7-6 | 8835 | Humboldt | Kneeland Prairie Northern Coast Ranges | 762 | Comment | ||
SDSU5278 | Trifolium fucatum | D. F. Howe | 1962-5-22 | 3308 | Humboldt | 0.7 miles east of Orick on Bald Hill road. | 396 | Comment | ||
UCD111199 | Trifolium hirtum | B. L. Kay | 1955-6-2 | s.n. | Humboldt | Wagner Ranch, 5 miles southwest Garberville. | Comment | |||
UC1152150 | Trifolium hybridum | Joseph P. Tracy | 1938-6-15 | 15926 | Humboldt | 2 mi s town (Field's Landing, Salmon Creek Flats, s end of bay); Humboldt Bay | 6 | Comment | ||
HSC58663 | Trifolium longipes | G. L. Clifton, Griswold | 1979-8-1 | 12012 | Humboldt | Near High Springs, close to the town of Hoopa | 1798 | Comment | ||
UC1223363 | Trifolium longipes subsp. hansenii | Joseph P. Tracy | 1950-6-25 | 18897 | Humboldt | Buck Mountain. 3 miles south of Burr Valley, near the Sproston Place. | 1158 | Comment | ||
UC1223333 | Trifolium longipes var. oreganum | Joseph P. Tracy | 1950-7-1 | 18945 | Humboldt | near Clear Lake (where the Friday Ridge comes ot the top of Grouse Mtn Ridge); Grouse Mtn summit | 1219 | Comment Read comments Apr 3 2008 |
||
UC33399 | Trifolium macraei | W. C. Blasdale | 1896-6-7 | Humboldt | Graham's Ranch | Comment | ||||
CDA27998 | Trifolium microcephalum | T. C. Fuller | 1958-6-17 | 1723 | Humboldt | Petrolia, Lower Mattole. | 0 | Comment | ||
HSC45137 | Trifolium microcephalum | R. Sutherland | 1978-6-1 | 4 .1678 | Humboldt | 213 | Comment | |||
UC1197541 | Trifolium microdon | J. P. Tracy | 1910-5-22 | 3139 | Humboldt | Eureka vicinity | 0 | Comment | ||
SEINET12157235 | Trifolium microdon | J. P. Tracy | 1936-1 | 14840 | Humboldt | nr Samoa, on Humboldt Bay | 6 | Comment | ||
UC495696 | Trifolium microdon | Joseph P. Tracy | 1927-6-5 | 8102 | Humboldt | Valley of South Yager Creek Northern Coast Ranges | 762 | Comment | ||
JEPS4430 | Trifolium obtusiflorum | Harley P. Chandler | June, 1901 | 1322 | Humboldt | Hupa Indian Reservation North Coast Ranges | Comment | |||
UCSB30597 | Trifolium pratense | Edwards, David | 1974-7-13 | Humboldt | North side of 7th St. just W. of its overpass of U.S. 101, Arcata | 18 | Comment | |||
HSC58031 | Trifolium repens | G. L. Clifton | 1979-7-31 | 11852 | Humboldt | Near Tish Tang A Tang Creek, close to the town of Hoopa. | 1356 | Comment | ||
UC162779 | Trifolium repens | J. P. Tracy | 1903-8-9 | 1946 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
HSC15108 | Trifolium repens | W. F. Nickel | 1965-4-28 | Humboldt | On Humboldt State Campus behind biological science building, near baseball field. | Comment | ||||
HSC32427 | Trifolium subterraneum | Linda M. Barker | 1974-5-11 | 175 | Humboldt | Redwood National Park, Bald Hills Rd., Gans Prairie | 549 | Comment | ||
RSA259546 | Trifolium subterraneum | David Ferranti | 1974-5-6 | s.n. | Humboldt | 4360 1/2 Union Street | Comment | |||
HSC45130 | Trifolium variegatum | R. Sutherland | 1978-6-1 | 2 .1678 | Humboldt | 282 | Comment | |||
RSA168845 | Trifolium variegatum var. variegatum | Joseph P. Tracy | 1935-5-24 | 13815 | Humboldt | Eureka. | Comment | |||
UC495677 | Trifolium variegatum var. variegatum | Joseph P. Tracy | 1929-5-5 | 8573 | Humboldt | along South Fork of Eel River (Miranda); Northern Coast Ranges | 121 | Comment | ||
UC1223541 | Trifolium variegatum var. variegatum | Joseph P. Tracy | 1933-5-20 | 12253 | Humboldt | near Petrolia (hills betw town and Ocean) | Comment | |||
UC1197510 | Trifolium willdenovii | Joseph P. Tracy | 1922-4-30 | 6033 | Humboldt | near Willow Creek; Northern Coast Ranges, Trinity River Valley | 152 | Comment | ||
SEINET6935462 | Trifolium willdenovii | Wanda P. Vestal, A. G. Vestal | 1937-6-23 | s.n. | Humboldt | Saddle near east end of Bald Hills, southeast of Orick. | Comment | |||
UC33316 | Trifolium willdenovii | Joseph Burtt Davy and Walter C. Blasdale | 1899-6-19 | 5684 1/2 | Humboldt | Hoopa Mtn | Comment | |||
HSC97616 | Trifolium wormskioldii | Cara Witte | 2007-6-4 | 188 | Humboldt | Cold Spring. 0.5 mile S of Titlow Hill. | 1386 | Comment | ||
UC1197038 | Trifolium wormskioldii | Joseph P. Tracy | 1913-6-25 | 4336 | Humboldt | Dinsmore's Ranch Northern Coast Ranges (in valley of Van Duzen River opposite Buck Mtn) | 762 | Comment | ||
UC1130595 | Triglochin maritima | H. S. Yates | 1936-6-23 | 5860 | Humboldt | 1 mi w Bayside; Eureka Quadrangle | Comment | |||
UCR121761 | Triglochin maritima | George K. Helmkamp, E. A. Helmkamp | 2001-7-8 | 6995 | Humboldt | North Coast, north spit of Samoa Peninsula, 0.5 mi north of CA Hwy 255 bridge over Humboldt Bay | 6 | Comment | ||
HSC103300 | Trillium albidum | Michael G. Simpson, Michael Mesler, Michael Mayer | 2008-5-27 | 3006 | Humboldt | Six Rivers National Forest; ~ 0.2 mi. south-southeast of Cold Spring Camp; ~ 3.3 aerial mi. south-southeast of Horse Mtn. Radio Tower. | 1416 | Comment | ||
HSC101807 | Trillium albidum | Kjirsten A. Wayman | 2012-4-1 | 305 | Humboldt | Hoopa, 0.3 miles up Bair Road, near Supply Creek | 168 | Comment | ||
CAS-BOT-BC519077 | Trillium angustipetalum | Doris K. Kildale; L. B. Kildale | 1930-5-11 | 9531 | Humboldt | Wiregrass Prairie, The Bald Hills | 792 | Comment | ||
HSC99729 | Trillium kurabayashii | K. A. Wayman | 2009-2-28 | 269 | Humboldt | Redwood National Park, near Orick, along Redwood Creek Trail, 1.4 mi. from trailhead, just before trail drops down to Redwood Creek | Comment | |||
CAS-BOT-BC133399 | Trillium ovatum | Elizabeth Parsons Hawver | 1915-6-1 | s.n. | Humboldt | Carlotta | Comment | |||
HSC15703 | Trillium ovatum | W. F. Nickel | 1965-4-3 | Humboldt | 5 mi. SE of Fern Canyon in Prairie Creek Redwoods State Park, on rd. to Fern Canyon | Comment | ||||
HSC22042 | Trillium ovatum | H. S. Logsdon | 1964-4-11 | 15 | Humboldt | 4 mi. NE of Orick at Boye's Prairie | Comment | |||
SBBG1084 | Trillium ovatum | H. and M. Dearing | 1933-5-15 | 269 | Humboldt | Humboldt County [no specific locality] | Comment | |||
UC176190 | Trillium ovatum | Joseph P. Tracy | 1913-4-13 | 4034 | Humboldt | at Eureka Eureka; Northern Coast Region | 0 | Comment | ||
HSC49797 | Trillium ovatum subsp. ovatum | R. York | 1979-4-9 | 215 | Humboldt | Behind HSU campus | Comment | |||
CAS-BOT-BC521316 | Trillium rivale | L. B. Kildale | 1930-6-1 | 9739 | Humboldt | Klamath River at Bluff Creek | 152 | Comment | ||
SEINET3992212 | Trillium sessile | Unknown | 1928-4-29 | 8418 | Humboldt | Prairie Creek | 152 | Comment | ||
RSA135459 | Triodanis biflora | Volney Rattan | 1883-6-30 | s.n. | Humboldt | Redwood Creek. | Comment | |||
SEINET10459929 | Triodanis perfoliata | Unknown | Blasdale 5888 B | Humboldt | KLAMATH RIVER | 335 | Comment | |||
UC1222437 | Triphysaria versicolor subsp. faucibarbata | Joseph P. Tracy | 1942-5-29 | 17088 | Humboldt | Eureka | 6 | Comment | ||
UC199379 | Triphysaria versicolor subsp. faucibarbata | Joseph Burtt Davy and Walter C. Blasdale | 1899-5 | Humboldt | Arcata; North Coast Ranges, Arcata | Comment | ||||
HSC31180 | Trisetum canescens | D. E. Anderson | 1972-6-20 | 5751 | Humboldt | Along the Redwood Valley-Hoopa Rd., E of the summit. | Comment | |||
HSC99524 | Trisetum canescens | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-7-22 | 187 | Humboldt | Near North Trinity Mtn, 11. 5 mi. E of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. | 1433 | Comment | ||
UC1714628 | Trisetum canescens | Joseph P. Tracy | 1917-5-30 | 4788 | Humboldt | Dows Prairie; Northern Coast Ranges | 60 | Comment | ||
UC187232 | Trisetum canescens | J. P. Tracy | 1903-5-22 | 1877 | Humboldt | Alder Point Eel River (on Eel River) | 152 | Comment | ||
CAS-BOT-BC193513 | Trisetum cernuum | Harley P. Chandler | 1901-5-1 | 1176 | Humboldt | Humboldt Bay | 30 | Comment | ||
CAS-BOT-BC193515 | Trisetum cernuum | Joseph P. Tracy | 1926-5-22 | 7502 | Humboldt | Prairie Creek | 152 | Comment | ||
HSC13121 | Trisetum cernuum | R. H. Berg | 1963-5-1 | 60 | Humboldt | Arcata, H.S.U. campus. | Comment | |||
HSC13424 | Trisetum cernuum | E. W. Styskel | 1964-5-8 | 84 | Humboldt | 2 mi. W of Rio Dell off Blue Slide Rd. | Comment | |||
SEINET8719521 ![]() |
Trisetum cernuum | Unknown | 1952-1 | 7551 | Humboldt | Spruce Grove, Trinidad. | Comment | |||
HSC44764 | Triteleia hyacinthina | Maralyn O'Meara | 1972-6-8 | 90 | Humboldt | Along Bald Hills Rd, 16.4 mi. E of junction with Hwy. 101 | Comment | |||
UC1197712 | Triteleia hyacinthina | Joseph P. Tracy | 1932-6-26 | 10268 | Humboldt | Fort Baker Ranch | 762 | Comment | ||
UC666897 | Triteleia laxa | Joseph P. Tracy | 1927-6-26 | 8223 | Humboldt | on hillsides near ocean; Stone Lagoon | 30 | Comment | ||
CAS-BOT-BC526352 | Triteleia laxa | Joseph P. Tracy | 1930-7-6 | 8841 | Humboldt | Kneeland Prairie | 762 | Comment | ||
CAS-BOT-BC526353 | Triteleia laxa | Ella Dales Cantelow | 1939-6-4 | 3916 | Humboldt | 11.3 miles north of Garberville, road to Alder Point | Comment | |||
CAS-BOT-BC526355 | Triteleia laxa | Doris K. Kildale | 1926-5-16 | 2005 | Humboldt | Miranda, South Fork of Eel River | Comment | |||
HSC95905 | Tsuga heterophylla | Will Ferrand | 2001-6-17 | 6 | Humboldt | 9 mi. E of intersection of West End Rd. and Warren Creek Rd. | 67 | Comment | ||
HSC96520 | Tsuga heterophylla | Gordon Leppig | 1999-7-9 | 1190 | Humboldt | Big Lagoon County Park; Big Lagoon Bog | 3 | Comment | ||
RSA648962 | Tsuga heterophylla | David J. Keil | 1983-7-2 | 17305 | Humboldt | Freeway exit from US 101 at Patrick s Point. | Comment | |||
HSC40296 | Umbellularia californica | Lloyd Simpson | 1977-4-17 | 253 | Humboldt | Warren Creek Rd. 0.25 mi. from West End Rd. | 30 | Comment | ||
HSC49911 | Umbellularia californica | Maralyn O'Meara | 1973-2-9 | 123 | Humboldt | McKinleyville, N side of Mad River along N Bank Rd., 0.5 mi. E of Hwy. 101 | Comment | |||
UC183587 | Umbellularia californica | Joseph P. Tracy | 1913-3-9 | 4020 | Humboldt | near Hydesville; Northern Coast Region | 60 | Comment | ||
CAS-BOT-BC381766 | Uropappus lindleyi | Duart V. Brown | 1947-4-2 | 31 | Humboldt | Sweed Creek, Trinity River | 457 | Comment | ||
HSC21672 | Urtica dioica subsp. gracilis | R. D. Zortman | 1963-5-5 | 34 | Humboldt | 5 mi. NE of Arcata, S of the Mad River, off Warren Creek Rd. | 91 | Comment | ||
HSC89472 | Urtica dioica subsp. gracilis | P. A. Daly | 1986-3-12 | 95 | Humboldt | Trinidad Head, along trail | 61 | Comment | ||
POM131979 | Vaccinium arbuscula | Joseph P. Tracy | 1906-4-29 | 2425 | Humboldt | Eureka. | Comment | |||
HSC55151 | Vaccinium cespitosum | G. L. Clifton, Griswold | 1979-8-1 | 12091 | Humboldt | Near N Trinity Mtn., close to the town of Hoopa. | 1798 | Comment | ||
RSA46868 | Vaccinium cespitosum | Doris K. Kildale | 1927-7-10 | 3725 | Humboldt | Gans Prairie, Bald Hills. | Comment | |||
HSC79432 | Vaccinium ovatum | Kenneth Clark | 1981-4-5 | 1301 | Humboldt | Above S fork Dead Man's Gulch | 114 | Comment | ||
POM118412 | Vaccinium ovatum | Marcus E. Jones | 1924-4-25 | s.n. | Humboldt | Garberville | Comment | |||
POM285980 | Vaccinium ovatum | Lyman Benson | 1929-7-16 | 1938 | Humboldt | Weott Ranger Station. | Comment | |||
UCD166889 | Vaccinium ovatum | Colleen Rossier | 2016-9-17 | 7 | Humboldt | In vicinity of Natuket Creek, plot Natuket #1. | 702 | Comment | ||
UCD166890 | Vaccinium ovatum | Colleen Rossier | 2016-9-17 | 8 | Humboldt | Sunny Ridge Road, plot Sunny Ridge Red. | 579 | Comment | ||
UC1225909 | Vaccinium parvifolium | Joseph P. Tracy | 1943-3-14 | 17410 | Humboldt | Vicinity Carlotta | 30 | Comment | ||
UC602496 | Valeriana sitchensis subsp. sitchensis | Joseph P. Tracy | 1932-7-13 | 10505 | Humboldt | Corral Prairie Trinity Summit | 1584 | Comment | ||
JEPS52976 | Vancouveria | W. L. Jepson | 1932-8-1 | 16471 | Humboldt | Bull Creek; deep woods at Geant Tree | 121 | Comment | ||
CAS-BOT-BC76054 | Vancouveria hexandra | L. R. Abrams | 1916-7-11 | 5983 | Humboldt | Between Blocksberg and Bridgeville. | Comment | |||
HSC59144 | Vancouveria hexandra | Terry Roth | 1979-5-20 | 64 | Humboldt | Along old logging road that follows Jolly Giant Creek. | 79 | Comment | ||
SD73187 | Vancouveria hexandra | Darley F. Howe | 1969-6-4 | 4630 | Humboldt | 14.6 miles east of Alton on Highway #36 | 89 | Comment | ||
HSC3387 | Vancouveria hexandra | N. D. Dennis | 1965-5-2 | 37 | Humboldt | 2 mi. N of Trinidad on Hwy. 101 | Comment | |||
HSC99472 | Vancouveria planipetala | K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory | 2010-7-14 | 126 | Humboldt | Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. | 1433 | Comment | ||
UC1116238 | Velezia rigida | Joseph P. Tracy | 1947-7-5 | 17774 | Humboldt | ridge top one mi w Mud Springs (Trinity Summit); , w of Mud Springs | 1158 | Comment | ||
UC153968 | Veratrum californicum var. californicum | Joseph P. Tracy | 1910-7-24 | 3158 | Humboldt | 1.5 mi s Field's Landing; Humboldt Bay Region | 0 | Comment | ||
HSC65844 | Veratrum insolitum | Gail Newton | 1980-6-16 | 154 | Humboldt | Near Monks Camp. | 1097 | Comment | ||
RSA698160 | Verbascum thapsus | J. R. Bruff | 1937-8-17 | 944 | Humboldt | Richardson Grove. | Comment | |||
SDSU11035 | Verbascum thapsus | Harvey | 1938-8-14 | 2322 | Humboldt | Trinity River. US 299. | Comment | |||
CDA30190 | Veronica americana | M. K. Beyers, I. Shepardson | 2009-9-13 | 241 | Humboldt | In dry portion of the western side of the Eel River, near the base of the entrance of an inlet creek, that runs underneath State Route 254 (Avenue of the Giants) and Highway 101 here. | 0 | Comment | ||
HSC45597 | Veronica americana | Diane L. Reed | 1978-5-27 | 136 | Humboldt | 0.3 mi. up Bair Rd. from Hwy. 299 | Comment | |||
UC1011936 | Veronica americana | F. W. Pennell and J. P. Tracy | 1940-7-7 | 26088 | Humboldt | headwaters of Willow Creek, Route 299 Willow Creek | 762 | Comment | ||
UC902233 | Veronica arvensis | Joseph P. Tracy | 1942-5-16 | 17345 | Humboldt | Garberville | 152 | Comment | ||
BLMAR419 | Veronica scutellata | Jennifer Wheeler | 2007-8-24 | 419 | Humboldt | South Spit, east side of road | Comment | |||
OBI9217 | Veronica scutellata | Carl B. Wolf | 1937-6-18 | 8895 | Humboldt | 1/2 mi S of Fortuna | 15 | Comment | ||
RSA20855 | Veronica scutellata | Carl B. Wolf | 1937-6-18 | 8895 | Humboldt | 1/2 mile S of Fortuna. | 15 | Comment | ||
RSA245256 | Veronica scutellata | John R. Keith | 1973-5-15 | s.n. | Humboldt | Approximately 200 yards east of jct of Guintoli Ln. and West End Road. | Comment | |||
UC147902 | Veronica serpyllifolia subsp. humifusa | J. P. Tracy | 1909-5-2 | 2958 | Humboldt | immediate vicinity of Eureka | 0 | Comment | ||
CDA41766 | Veronica serpyllifolia subsp. humifusa | P. Haggard | 1998-6-12 | s.n. | Humboldt | North Coast Ranges; Town of Fieldbrook. | 0 | Comment | ||
HSC56370 | Vicia americana var. americana | Griswold, Butler | 1979-7-11 | 6391 | Humboldt | Near Snow Camp Mtn., close to the town of Willow Creek. | 1320 | Comment | ||
UC495715 | Vicia americana var. americana | Joseph P. Tracy | 1932-7-13 | 10509 | Humboldt | Corral Prairie; Klamath Mountains, Trinity Summit | 1524 | Comment | ||
UC709402 | Vicia americana var. americana | Joseph P. Tracy | 1939-4-29 | 16253 | Humboldt | Orleans | 121 | Comment | ||
HSC31755 | Vicia americana var. americana | Donald Spalinger | 1974-5-19 | 73 | Humboldt | S of Barry Ridge Rd., 1.5 mi. SW of Kneeland School | 762 | Comment | ||
UC198656 | Vicia hirsuta | Joseph P. Tracy | 1916-5-31 | 4689 | Humboldt | Stitz Creek Northern Coast Ranges, Eel River (along Eel River from South Fork to Scotia) | 60 | Comment | ||
RSA755059 | Vicia hirsuta | Robert F. Thorne, Percy C. Everett | 1965-8-8 | 35266 | Humboldt | N edge of Eureka, E of Hwy. 101 | 5 | Comment | ||
HSC15272 | Vicia sativa subsp. nigra | R. A. Rasp | 1964-4-5 | 32 | Humboldt | 1 mi. S of Hoopa on Willow Creek Rd. | Comment | |||
UC1197472 | Vicia sativa subsp. sativa | J. P. Tracy | 1909-7-22 | 3025 | Humboldt | immediate vicinity Eureka | 0 | Comment | ||
UC524122 | Vicia villosa subsp. villosa | Ira L. Wiggins | 1932-7-7 | 5880 | Humboldt | near Samoa | Comment | |||
CAS-BOT-BC263833 | Viola | Lena E. Bowley | 1941-4-1 | s.n. | Humboldt | Unspecified | Comment | |||
HSC21771 | Viola adunca | J. J. Wagoner | 1965-4-3 | 10 | Humboldt | 16 mi. N of Trinidad, W of Hwy. 101 in Dry Lagoon State Beach Park | 6 | Comment | ||
HSC32389 | Viola adunca | Linda M. Barker | 1974-5-11 | 181 | Humboldt | Redwood National Park, Bald Hills Rd., Gans Prairie | 549 | Comment | ||
RSA24335 | Viola adunca | Carl B. Wolf | 1941-2-25 | 9957 | Humboldt | Between Freshwater Lagoon and Stone Lagoon, 1/8 mile back from Ocean. | 30 | Comment | ||
UC1761955 | Viola adunca | Mrs. Wilder | 1926-4 | Humboldt | Carlotta | Comment | ||||
RSA0006435 | Viola californica | Milo S. Baker | 1946-6-14 | 11492 | Humboldt | South Fork Mt., on forest road in open spots in Fir forest, near Miller Spring and beyond. | 1524 | Comment | ||
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Viola californica | Milo S. Baker | 1946-6-14 | 11492 | Humboldt | Miller Spring South Fork Mt.; S Fork of Miller Spring, Humboldt Co. | 1524 | Comment | ||
HSC98113 | Viola cuneata | Cara Witte | 2007-6-26 | 360 | Humboldt | Horse Mountain Botanical Area. At intersection of 6N38 and National Forest 1. | 1416 | Comment | ||
UC1222521 | Viola cuneata | Joseph P. Tracy | 1950-7-1 | 18946 | Humboldt | at summit near Clear Lake; Grouse Mountain | 1524 | Comment | ||
UC66188 | Viola cuneata | Joseph Burtt Davy and Walter C. Blasdale | 1899-5 | 5642 | Humboldt | from Bair's to Hoopa; North Coast Ranges, Hoopa Mountain | Comment | |||
HSC74650 | Viola glabella | M. A. Baker | 1980-5-17 | 1242 | Humboldt | Near Le Perron Peak | 1066 | Comment | ||
UC1198456 | Viola glabella | Joseph P. Tracy | 1913-5-4 | 4055 | Humboldt | Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie | 762 | Comment | ||
CAS-BOT-BC536498 | Viola glabella | Alice Eastwood | 1907-4-21 | 26 | Humboldt | Trinidad | Comment | |||
HSC71155 | Viola glabella | Thomas W. Nelson | 1977-6-15 | 3428 | Humboldt | Along FS 6N01, just N of Clear Lake | 1372 | Comment | ||
HSC38708 | Viola hallii | J. P. Smith | 1976-5-29 | 8817 | Humboldt | Horse Mtn. | 1402 | Comment | ||
HSC96267 | Viola hallii | Eric Schori, Kazuyuki Ishimaru | 2005-6-10 | 9 | Humboldt | 7.4 mi. S of Rt. 299 on Titlow Hill Rd.; Coldspring Campground spur road | 1370 | Comment | ||
HSC101993 | Viola macloskeyi | M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers | 2011-7-12 | 892 | Humboldt | Patterson Meadows | 1555 | Comment | ||
UC1103556 | Viola macloskeyi | Joseph P. Tracy | 1933-7-16 | 12780 | Humboldt | South Fork Mountain at McKay Camp McKay Camp; South Fork Mountain, McKay Camp | 1676 | Comment | ||
HSC21823 | Viola ocellata | W. Lanphere | 1937-4-20 | Humboldt | Hoopa | Comment | ||||
HSC83417 | Viola ocellata | R. N. Raynor | 1935-4-15 | Humboldt | Fort Seward | Comment | ||||
HSC40552 | Viola purpurea subsp. purpurea | Thomas W. Nelson, Jane P. Nelson | 1976-5-23 | 2521 | Humboldt | SW facing slopes | 1666 | Comment | ||
HSC98758 | Viola purpurea subsp. purpurea | Cara Witte | 2008-7-2 | 818 | Humboldt | Board Camp Mountain/ Tri Board Camp. Forest Service Road 4N38. | 1577 | Comment | ||
RSA46480 | Viola sempervirens | Doris K. Kildale | 1927-3-19 | 2901 | Humboldt | Luffenholtz Creek. | Comment | |||
HSC9829 | Vulpia bromoides | R. D. Modafferi | 1965-5-13 | 73 | Humboldt | 1.4 mi. N of Trinidad on Trinity St. | 305 | Comment | ||
HSC9908 | Vulpia microstachys | J. P. Tracy | 1926-5-2 | 7440 | Humboldt | Trinity River Valley, near the south fork. | 183 | Comment | ||
UC1145199 | Vulpia microstachys var. microstachys | Joseph P. Tracy | 1936-6-17 | 1496 1/2 | Humboldt | nw slope Buck Mountain (Burr Valley); Burr Valley | 1066 | Comment | ||
UC1103717 | Vulpia microstachys var. pauciflora | Joseph P. Tracy | 1913-6-19 | 4201 | Humboldt | opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, Valley of Van Duzen River | 762 | Comment | ||
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Vulpia microstachys var. pauciflora | Joseph P. Tracy | 1936-1 | 14961 | Humboldt | Burr VAlley; on northwest slope of Buck Mountain | Comment | |||
HSC20445 | Whipplea modesta | John A. Dubois | 1962-5-12 | 5 | Humboldt | 20 mi. E of Arcata | Comment | |||
OBI36661 | Whipplea modesta | David J. Keil | 1983-7-2 | 17322 | Humboldt | Ca. 4 mi SE of SR 299 along Titlow Hill rd below Horse Mtn Summit Rd | Comment | |||
UC1127680 | Whipplea modesta | H. L. Person | 1931-7-30 | Humboldt | Fieldbrook Eureka Quadrangle | Comment | ||||
JEPS60110 | Woodwardia fimbriata | Lincoln Constance | 1934-6-2 | 784 | Humboldt | S Fork Eel River; Bull Creek Region | Comment | |||
HSC95858 | Woodwardia fimbriata | Will Ferrand | 2002-4-27 | 31 | Humboldt | H.S.U. Campus, next to E entrance of 3rd floor, Sci. A | 24 | Comment | ||
UCD136104 | Woodwardia fimbriata | K. Esau | 1934-5-8 | s.n. | Humboldt | Above Fort Seward. | 457 | Comment | ||
HSC40040 | Wyethia angustifolia | Thomas W. Nelson, Jane P. Nelson | 1976-7-1 | 2891 | Humboldt | Ridge N of Bear Creek | 1463 | Comment | ||
UC1199259 | Wyethia angustifolia | Joseph P. Tracy | 1935-5-25 | 13874 | Humboldt | Fort Seward | 106 | Comment | ||
UC169292 | Wyethia angustifolia | Joseph P. Tracy | 1912-6-9 | 3657 | Humboldt | Alton Northern Coast Region, Alton | 30 | Comment | ||
CAS-BOT-BC326980 | Wyethia longicaulis | Doris K. Kildale | 1926-6-9 | 2148 | Humboldt | Horse Mountain | 1219 | Comment | ||
UC302180 | Wyethia longicaulis | Joseph P. Tracy | 1926-5-30 | 7517 | Humboldt | near Horse Mt. Pass (on Trinity Highway); Northern Coast Ranges, Horse Mountain | 883 | Comment | ||
UC186457 | Xanthium strumarium | Joseph P. Tracy | 1915-9-12 | 4673 | Humboldt | Mouth of Laribee Creek Northern Coast Ranges | 60 | Comment | ||
HSC98358 | Xerophyllum tenax | T. Jimerson, J. Pageau | 1979-6-12 | 525 | Humboldt | Near Hopkins Butte, close to the town of Orleans. | 1036 | Comment | ||
LA17036 | Xerophyllum tenax | C. B. Wolf; | 1934-6-30 | 5840 | Humboldt | 6 mi. from Shelter Cove on rd to Briceland near summit of grade | Comment | |||
UC1198219 | Xerophyllum tenax | Joseph P. Tracy | 1933-8-6 | 12954 | Humboldt | French Camp Ridge | 1066 | Comment | ||
SD104877 | Zeltnera muehlenbergii | Darley F. Howe | 1979-6-25 | Humboldt | Highway 96, 12.3 miles north of Willow Creek. | Comment | ||||
HSC15760 | Zigadenus fremontii | R. Spellenberg | 1965-6-14 | 1127 | Humboldt | Kneeland Prairie, at Kneeland Airport 6 mi. SE of Kneeland | Comment | |||
HSC15750 | Zigadenus micranthus | Doris K. Kildale | 1936-3-23 | 1606 | Humboldt | Alton-Hydeville Rd. | 30 | Comment | ||
HSC62988 | Zostera marina | David Wheeler | 1979-4-22 | 78 | Humboldt | Mad River Slough, 1 mi. W of intersection of Mad River Rd. and Iverson Rd. | Comment |
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Copyright © 2019 Regents of the University of California — Updated 11 January 2019 |