Search Results — 2000 specimen records retrieved (1368 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 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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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC41313  Abies concolor Brad Klipfel 1974-9-2 543 Humboldt Horse Mountain Comment
  UC1196915  Abies concolor Joseph P. Tracy 1948-9-5 18202 Humboldt head of Little Hors-Linto Creek (Grizzly Camp); Trinity Summit 1371 Comment
  CDA19040  Abies grandis George Loughner 2000-10-6 PDR 023915 Humboldt North Coast Ranges; Ridge E of Blue Lake. 0 Comment
  HSC40002  Abies grandis Linda M. Barker 1976-9-3 1688 Humboldt Lanphere-Christensen Dunes, 3 mi. W of Arcata. Comment
  SBBG11073  Abies grandis D. E. Breedlove 1961-7-4 658 Humboldt US Hwy 299, 3.1 mi E of the N fork of the Mad River 502 Comment
  HSC37927  Abronia latifolia Peter Sorensen 1976-5-28 Humboldt N spit Comment
  HSC62997  Abronia latifolia David Wheeler 1979-5-10 103 Humboldt Mad River Beach County Park .25 mi. NW of parking lot Comment
  OBI35878  Abronia latifolia David J. Keil 1983-7-1 17287 Humboldt Ca. 5 mi NW of Petrolia along Mattole Rd Comment
  RSA0025093  Abronia latifolia P. A. Munz 1954-7-25 19867 Humboldt Humboldt Lighthouse south of Samoa. Comment
  POM264508  Abronia umbellata subsp. breviflora H. E. Parks 1941-09 24212 Humboldt Mouth of Little River. Comment
  HSC2785  Acer circinatum D. E. Anderson 1965-5-8 3627 Humboldt 0.6 mi. W of bridge over N Fork of the Mad River along Hwy. 299 Comment
  POM89165  Acer glabrum var. torreyi Joseph P. Tracy 1919-9-23 5291 Humboldt Trinity Summit 1829 Comment
  HSC98356  Acer macrophyllum T. Jimerson, J. Pageau 1979-7-31 706 Humboldt Near Whiting Ridge. Close to town of Hyampom 1204 Comment
  SDSU297  Acer macrophyllum L. N. Harvey 1930-9-27 Humboldt Eel River Comment
  SEINET9350229 Image available Acer macrophyllum Frederick Utech, Knight, Walter; Knight Irja 1984-4-20 84 -175 Humboldt Humboldt County; Ca. 0.4 mi S towards Redcrest on Avenue of Giants from junction with US hwy 101. Trees to 20 ft.; along edge of Redwood Forest Association. Elev: 50 ft Herbarium, Carnegie Museum (CM), Pittsburgh, PA. 15 Comment
  SEINET10905085  Achillea Mary Susan Taylor 1990-8-22 Taylor 6073 Humboldt Samoa Recreation Area on Samoa Peninsula, Staging Area, Eureka. Coastal scrub in ORV area. Comment
  HSC102524  Achillea millefolium M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-28 1511 Humboldt Bret Hole. 1.1 km SW of Trinity Summit 1106 Comment
  HSC49782  Achillea millefolium J. P. Smith, Thomas W. Nelson 1977-6-30 9221 Humboldt Samoa Peninsula just E of the drag strip 6 Comment
  HSC58151  Achillea millefolium G. L. Clifton, Griswold 1979-8-2 12203 Humboldt Near Oregon Creek, close to the town of Hoopa 1663 Comment
  HSC89501  Achillea millefolium M. Roantree 1985-6-10 80 Humboldt East side of Trinidad Head Comment
  UC166084  Achillea millefolium Joseph P. Tracy 1911-7-6 3357 Humboldt along road toward mouth of Willow Creek, mountain slopes Three Creeks; Northern Coast Ranges 762 Comment
  POM118513  Achlys californica Marcus E. Jones 1924-4-26 s.n. Humboldt Scotia Comment
  HSC97562  Achlys californica Cara Witte 2007-6-1 177 Humboldt Along Forest Service 5N10. 1.75 miles east of intersection with National Forest 1. 1365 Comment
  SEINET260372 Image available Achnatherum lemmonii R. Spellenberg 1990-7-10 10248 Humboldt E edge county 8 mi WSW of Salyer 6 mi S of Berry Summit on CA Hwy 299; USFS 1372 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
  CAS-BOT-BC216454  Achnatherum occidentale subsp. californicum H. E. Parks; Joseph P. Tracy 1934-6-27 11078 Humboldt Grouse Mountain 1432 Comment
  HSC45633  Acmispon micranthus Diane L. Reed 1978-4-22 13 Humboldt Tish Tang Campground, 5 mi. N of Willow Creek on Hwy. 96 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
  HSC71610  Acmispon micranthus J. P. Smith, Steve Selva 1970-6-14 3845 Humboldt Along Hwy. 96 at Whitmore Creek 152 Comment
  HSC81698  Aconogonon davisiae Thomas W. Nelson 1979-7-11 5020 Humboldt N Trinity Mtn. and ridge to E, SE of Water Dog Lake 1829 Comment
  HSC55739  Actaea rubra G. L. Clifton, Griswold 1979-7-26 10241 Humboldt Near High Spring, close to the town of Forks of Salmon 2024 Comment
  RSA46865  Actaea rubra subsp. arguta Doris K. Kildale 1927-7-10 3729 Humboldt Gans Prairie, Bald Mountain Comment
  SBBG7504  Adenocaulon bicolor H. and M. Dearing 1939-6-20 3687 Humboldt W of Willow Crk Comment
  SEINET10473553  Adenocaulon bicolor Mary Merello 1993-6-19 Merello 660 Humboldt Along the Weott-Honeydew Road just outside of the Rockerfeller Forest boundary. Redwood Forest. 90 Comment
  UC582523  Adenocaulon bicolor Joseph P. Tracy 1932-7-17 10650 Humboldt fir woods near Corral Prairie; Trinity Summit 1584 Comment
  CAS-BOT-BC62291  Adiantum aleuticum Carl B. Wolf 1927-8-28 1170 Humboldt On grade 9 mi. from Willow Creek, Lord Ellis Road to Blue Lake Comment
  UC1239772  Adiantum jordanii Joseph P. Tracy 1927-4-2 7883 Humboldt S Fork of Eel River Phillipsville; Northern Coast Ranges 121 Comment
  CAS-BOT-BC202607  Aesculus californica Doris K. Kildale 1927-5-15 3161 Humboldt Petrolia Comment
  CDA35538  Aesculus californica R. Spandoni & J. R. Hunt 1980-9-3 Humboldt Petrolia. 0 Comment
  HSC76197  Agastache urticifolia Overton, Butler 1979-8-2 12510 Humboldt Near Bret Hole, close to the town of Hoopa 1554 Comment
  UC154271  Agastache urticifolia Joseph Burtt Davy 1899-6-20 5694 Humboldt Hoopa Valley Comment
  HSC57952  Ageratina occidentalis G. L. Clifton, Griswold 1979-7-31 11634 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa 1719 Comment
  RSA183633  Ageratina occidentalis D. E. Anderson 1965-9-5 4094 Humboldt Along Mad River, ca. 3 miles south of Blue Lake. Comment
  UC1173668  Ageratina occidentalis Joseph P. Tracy 1939-8-5 16388 Humboldt along Van Duzen River, opposite Black Mt.; Van Duzen River 737 Comment
  UC34633  Ageratina occidentalis Chestnut and Drew Jul 13 1888-Jan 1 1900 Humboldt Jannigan's Comment
  SEINET11854879  Agoseris apargioides J. P. Tracy 1949-1 18441 Humboldt Near Box Camp. Trinity Summit, meadow at Box Camp 1463 Comment
  HSC57685  Agoseris aurantiaca G. L. Clifton, Griswold 1979-7-25 10901 Humboldt Near Red Cap Lake, close to the town of Forks of Salmon. 1784 Comment
  RSA167299  Agoseris grandiflora Joseph P. Tracy 1942-7-18 17276 Humboldt In fallow field at north end of town. Garberville. Comment
  UC166072  Agoseris grandiflora var. grandiflora Joseph P. Tracy 1911-7-12 3528 Humboldt near, in fields Blue Lake; Northern Coast Ranges 60 Comment
  UC1222929  Agoseris grandiflora var. leptophylla Joseph P. Tracy 1950-7-31 19227 Humboldt 1 mi n, road crosses sides of the Friday Ridge Friday's Camp; Grouse Mountain Comment
  HSC75463  Agoseris heterophylla J. O. Sawyer 1980-7-18 3612 Humboldt North Trinity Mountain Research Natural Area, north of Mill Creek Lake to Red Cap Hole. Comment
  UC275458  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1925-5-30 7038 A Humboldt Laribee Valley; Northern Coast Ranges 701 Comment
  UC92278  Agoseris heterophylla var. heterophylla W. W. Price 1900-6-30 Humboldt Mad River Comment
  UC582741  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1933-5-30 12417 Humboldt (near Garberville) Redway 152 Comment
  UC1198339  Agrostemma githago Joseph P. Tracy 1899-4-23 310 Humboldt Eureka; Northern Coast Region 0 Comment
  UCD51876  Agrostis capillaris var. aristata A. H. Murphy 1947-6-20 s.n. Humboldt Tooby and Prior Ranch, near Blocksburg. Comment
  UC1145067  Agrostis densiflora Joseph P. Tracy 1936-6-8 14873 Humboldt clay bluff close to ocean shore Trinidad 3 Comment
  CAS-BOT-BC127278  Agrostis exarata Joseph P. Tracy 1902-7-4 1757 Humboldt Northern Coast Region. Eureka. 60 Comment
  CAS-BOT-BC127290  Agrostis exarata C. L. Hitchcock; C. V. Muhlick 1963-7-14 22909 Humboldt Along Eel River at Fern bridge. Comment
  CAS-BOT-BC127297  Agrostis exarata Doris K. Kildale 1927-7-23 3796 Humboldt Near Lasseeks [Lassics] Peaks. Haaglin [Hoagland] Lake. Comment
  UCD52411  Agrostis exarata Harley P. Chandler 1901-6-1 1512 Humboldt Klamath River. 426 Comment
  LA10251  Agrostis exarata var. exarata H. E. Parks; June 1935 5607 Humboldt Spruce Cove, Trinidad Comment
  SEINET10790053  Agrostis exarata var. pacifica Harley P. Chandler Chandler 1525 Humboldt Klamath River. 427 Comment
  HSC26369  Agrostis hallii T. O. Osborne 1970-9-16 59 Humboldt Trinidad Bay, Prisoner Rock Comment
  HSC37235  Agrostis hallii Lon Hall 1975-6-19 400 Humboldt About 2 mi. N of Shelter Cove Rd. on Horse Mtn. Rd. 549 Comment
  HSC64165  Agrostis hallii J. O. Sawyer, K. A. Sawyer 1979-6-24 3409 Humboldt Slopes alongside Aikens Creek. 366 Comment
  HSC64757  Agrostis hallii Bruce Gordon 1978-8-4 121 Humboldt Redwood National Park, about 0.15 mi. NW of junction of Bald Hills Rd. and K & K Rd., in Lyon's Prairie. 774 Comment
  POM207005  Agrostis hallii Davy Blasdale 1899-05 5873 Humboldt Martins Ferry. Comment
Read comments
Dec 1 2014
  UC1145078  Agrostis hallii Joseph P. Tracy 1938-7-4 15983 Humboldt valley South Yager Creek; Valley of South Yager Creek 762 Comment
  UC511548  Agrostis hallii Ira L. Wiggins 1932-7-25 5896 Humboldt roadsides near McKinleyville Comment
  UCD52687  Agrostis hallii H. S. Yates 1936-6-17 5698 Humboldt Lower N.W. slope of Buck Mt. 792 Comment
Read comments
Aug 22 2008
  UC526877  Agrostis oregonensis Joseph P. Tracy 1930-7-23 9129 Humboldt along streamlet Northern Coast Ranges, Horse Mountain 1524 Comment
  HSC49053  Agrostis pallens Thomas Nelson, Jane Nelson 1978-7-3 4414 Humboldt McKeown Ranch, N of Dinsmore. Comment
  SEINET200839 Image available Agrostis stolonifera Joseph P. Tracy 1909-7-11 3012 Humboldt Eureka 0 Comment
  UC552711  Agrostis thurberiana Joseph P. Tracy 1935-7-27 14281 Humboldt Corral Prairie Trinity Summit 1584 Comment
  HSC34257  Aira caryophyllea A. Montalvo 1975-5-24 281 Humboldt Samoa Dunes off Samoa Blvd., across from the boat landing Comment
  UC1103303  Aira caryophyllea J. P. Tracy 1899-7-22 330 Humboldt Immediate vicinity of Eureka 0 Comment
  UC1103306  Aira caryophyllea Joseph P. Tracy 1933-6-6 12502 Humboldt Trinidad Northern Coast Region (on bluff facing ocean) 60 Comment
  HSC8871  Aira praecox R. J. Vernimen 1963-4-27 35 Humboldt 0.5 mi. off Samoa Blvd. behind Georgia-Pacific dump, 7.5 mi. SW of Arcata Comment
  RSA286352  Aira praecox R. F. Thorne 1974-7-29 45069 Humboldt Samoa Dunes: between Humboldt Bay and Pacific Ocean. Comment
  RSA550893  Aira praecox R. F. Thorne 1965-8-9 35308 Humboldt Big Lagoon 3 Comment
  HSC102616  Allium campanulatum M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-28 1603 Humboldt Slopes above Bret Hole and below trail 6E18, 1.5 km SSW of Trinity Summit. 1778 Comment
  HSC57873  Allium campanulatum Overton, Butler 1979-7-31 11409 Humboldt Near Water Dog Lakes 1830 Comment
  HSC38518  Allium falcifolium D. E. Anderson, J. P. Smith 1971-6-18 - 1082 Humboldt Horse Mtn. Comment
  HSC47990  Allium falcifolium B. Klipfel 1974-7-11 699 Humboldt Horse Mtn. Comment
  CAS-BOT-BC469020  Allium falcifolium Carl Purdy 1937-6-1 s.n. Humboldt Grouse Mountain Comment
  UC3080  Allium falcifolium H. N. Bolander 6554 Humboldt Red Mts. Comment
  RSA249388  Allium hoffmanii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5588 Humboldt Mount Lassic and 2 smaller peaks to immediate east. 1768 Comment
  UC666906  Allium membranaceum Joseph P. Tracy 1929-6-3 8599 Humboldt Trinity River Valley at Willow Creek Trinity River Valley, Willow Creek 152 Comment
  HSC56339  Allium serra Griswold, Butler 1979-7-10 6224 Humboldt Near Kinsey Ridge, close to the town of Willow Creek 1244 Comment
  HSC76440  Allium siskiyouense Denis Kearns 1981-6-24 27 Humboldt Near Cedar Camp 1219 Comment
  CAS-BOT-BC476603  Allium unifolium Mrs. A. W. Kildale 1925-6-1 s.n. Humboldt near Korbel (?) Comment
  POM170198  Allium unifolium Jos Burtt Davy 1899-6-11 5444 Humboldt Between Hubbard s Station and Elk Prairie. Comment
  CAS-BOT-BC170949  Alnus rhombifolia Lyman Benson 1929-7-19 1878 Humboldt Mouth of Matole [Mattole] River Comment
  HSC89484  Alnus rubra P. A. Daly 1984-5-13 22 Humboldt Along trail at Trinidad Head 61 Comment
  SEINET12030338  Alnus rubra F. H. Utech 1986-1 86 -400 Humboldt ca 3 mi NW of Petrolla on Mattole Road (Co. F3C) 80 Comment
  HSC90773  Alopecurus geniculatus Gail Newton 1982-5-31 3565 Humboldt Elk River Wildlife Area, Eureka Comment
  RSA313194  Alopecurus geniculatus Malcolm A. Nobs, S. Galen Smith 1949-8-3 1164 Humboldt Borders of irrigation ditch, 1 mile south of Fields Landing, Eel River Valley. Comment
  UCD55924  Alopecurus saccatus Joseph P. Tracy 1942-6-2 17096 Humboldt Alton. 30 Comment
  CAS-BOT-BC13700  Ambrosia chamissonis W. S. Cooper 1925-7-28 102 Humboldt Cape Mendocino Comment
  CAS-BOT-BC13703  Ambrosia chamissonis Ira L. Wiggins 1930-7-7 4674 Humboldt Near Samoa Comment
  CAS-BOT-BC13708  Ambrosia chamissonis Le Roy Abrams 1916-7-18 6118 Humboldt Arcata to Trinidad Comment
  JEPS94282  Ambrosia chamissonis Vernon Oswald and Lowell Ahart 1997-9-4 8844 Humboldt Big Lagoon County Park at the sw edge of Big Lagoon Big Lagoon; North Coast Region, Big Lagoon County Park, Big Lagoon 3 Comment
  OBI35979  Ambrosia chamissonis David J. Keil 1983-7-1 17288 Humboldt Ca 5 mi NW of Petrolia along Mattole Rd Comment
  HSC5658  Ambrosia chamissonis David Adams 1960-7-17 Humboldt 2 miles S of Samoa 0 Comment
  HSC70814  Amelanchier alnifolia var. semiintegrifolia Gail Newton 1980-7-24 1778 Humboldt Near Somes Mtn. 1615 Comment
  UCR32077  Amelanchier utahensis David J. Keil 1983-7-2 17332 Humboldt Horse Mountain Summit SW of Willow Creek 1509 Comment
  CDA1717  Ammophila arenaria T. C. Fuller 1961-9-28 7062 Humboldt 0.2 miles south of Samoa. 0 Comment
  UCD55994  Ammophila arenaria Linda M. Barker 1976-6-22 1624 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  UC199415  Amsinckia P. E. Goddard 1907-6-5 F 117 Humboldt Van Duysen Comment
  UC494005  Amsinckia H. E. Parks, J. P. Tracy 1930-5-25 881 Humboldt near Bridgeville Comment
  HSC3518  Amsinckia intermedia Doris K. Kildale 1926-4-4 1727 Humboldt Above Big Lagoon Comment
  HSC17832  Anagallis arvensis Allan R. Marshall 1962-5-5 4 Humboldt Along N Fork of Mad River at Camp Bauer 76 Comment
  CAS-BOT-BC45131  Anaphalis margaritacea Alice Eastwood 1923-8-14 12304 Humboldt Samoa Comment
  HSC68155  Anaphalis margaritacea J. P. Smith 1971-10-6 4985 Humboldt End of Murray Rd. in McKinleyville. Comment
  CAS-BOT-BC45139  Anaphalis margaritacea Mrs. H. C. Cantelow 1936-8-29 s.n. Humboldt 17 mi N of Garberville, S Fork Eel River, 1 mi off Rw. Highway 198 [Redwood Highway?] Comment
  HSC37663  Anaphalis margaritacea R. Sutherland 1976-8-18 14 .18876 Humboldt 195 Comment
  HSC4629  Anaphalis margaritacea Paul Shields 1955-9-22 Humboldt 12 miles NW of Arcata Comment
  HSC90394  Anaphalis margaritacea Jean Hanson 1980-8-28 117 Humboldt Indian (Gunther) Island, in Humboldt Bay, Eureka; Across from the Coast Guard Station beginning ca. 75 ft. from the high tide line Comment
  CAS-BOT-BC391771  Anemone deltoidea Elizabeth Parsons Hawver 1915-6-1 s.n. Humboldt Carlotta Comment
  UC1196191  Anemone oregana Joseph P. Tracy 1932-7-16 10628 Humboldt near Corral Prairie (Trinity Summit); Klamath Mtns, Trinity Summit 1524 Comment
  HSC99580  Angelica genuflexa K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-8-10 245 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
  UC1103416  Angelica genuflexa Joseph P. Tracy 1947-8-24 17895 Humboldt Trinity Summit, at Box Camp Trinity Summit; , Box Camp 1463 Comment
  CAS-BOT-BC221419  Angelica hendersonii Carl B. Wolf 1937-9-9 9304 Humboldt Coast, 2 mi. So. of Cape Mendocino 6 Comment
  HSC79537  Angelica hendersonii Kenneth Clark 1979-7-1 457 Humboldt Dead Man's Gulch 12 Comment
  JEPS12244  Angelica hendersonii Joseph P. Tracy 1938-8-28 16133 Humboldt Trinidad 3 Comment
  CAS-BOT-BC221416  Angelica hendersonii A. A. Heller 1924-7-23 s.n. Humboldt At Humboldt County camp on the redwood highway 7 miles south of Trinidad Comment
  JEPS14104  Angelica hendersonii Joseph P. Tracy 1930-7-21 8896 Humboldt s point of Cape Mendocino Cape Mendocino 3 Comment
  CAS-BOT-BC211057  Angelica lucida Joseph P. Tracy 1909-9-19 3087 Humboldt Near Samoa. Region about Humboldt Bay 152 Comment
  SD109161  Angelica lucida Joseph M. DiTomaso 1980-6-7 1572 Humboldt Elkshead, north of Trinidad. Comment
  BLMAR426  Angelica tomentosa Clara Sander 2004-9-1 426 Humboldt Titlow Hill, Horse Mt area on Titlow hill road 1554 Comment
  HSC98637  Angelica tomentosa Cara Witte 2007-7-25 578 Humboldt Forest Service Road 5N10. Approximately 1/2 mile from intersection with Forest Service Road 5N41. 1283 Comment
  UC169316  Anisocarpus madioides Joseph P. Tracy 1908-6 2878 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges 762 Comment
  UC582730  Antennaria media Joseph P. Tracy 1935-7-24 14202 Humboldt (near Ranger Station) Trinity Summit 1828 Comment
Read comments
Aug 4 2007
  SEINET11853676  Antennaria suffrutescens J. P. Tracy 1947-1 17864 Humboldt Horse Mountain 1433 Comment
  SEINET2031154 Image available Anthemis cotula J. P. Tracy 1909-7-4 3011 Humboldt Immediate vicinity of Eureka Comment
  UCR48595  Anthemis cotula R. D. Goeden, Don W. Ricker 1987-9-2 870902- 13 Humboldt Loleta, along Cannibal Road 8 Comment
  HSC32244  Anthemis cotula J. O. Sawyer 1970-6-24 2239 Humboldt Ridge on Big Hill Rd., E of Hoopa 1189 Comment
  UCD85354  Anthoxanthum occidentale A. H. Murphy 1947-2-1 s.n. Humboldt Along road 1 mile S of McCann. Comment
  SEINET11682983  Anthoxanthum occidentale K. S. Erdman 1970-1 4790 Humboldt Redwood National Park, 0.5 mi inside Holter Ridge entrance along Bald Hills Road SE of Orick Comment
  CAS-BOT-BC137737  Anthoxanthum odoratum Ashley C. Browne 1936-6-11 s.n. Humboldt Patrick's Point State Park. Comment
  UC589908  Anthoxanthum odoratum H. S. Yates 1936-6-18 5736 Humboldt 2 mi n of Big Lagoon 30 Comment
  UCD56164  Anthoxanthum odoratum H. L. Person 1932-5-10 s.n. Humboldt Arcata. 45 Comment
  HSC37193  Anthriscus caucalis Barbara Kelly 1976-5-8 250 Humboldt Westhaven Stables, 1 mi from 101 on Westhaven Dr. Comment
  JEPS83361  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-6-26 353 Humboldt about 2 mi se Miranda (0.9 mi wnw of Franklin K. Lane Redwood Grove, Phillipsville vicinity, on nnw side of Avenue of the Giants); Phillipsville, Garberville Quad. (15', 1951) 121 Comment
  JEPS83419  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-9-8 407 Humboldt 0.2 mi w Dinsmore gas station (then 0.4 mi n on gravel road to locked gate, and less than 0.2 mi beyond gate, on e side of road); Blocksburg Quad. (15', 1951) 777 Comment
  UCD143195  Aphanes occidentalis Linda M. Barker 1976-4-30 1413 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  POM132652  Apiastrum angustifolium L. R. Abrams 1916-7-11 6030 Humboldt Mouth of Grizzly Creek Comment
  UC1197617  Apocynum androsaemifolium Joseph P. Tracy 1911-7-12 3518 Humboldt along rd. between Three Creeks and mouth of Willow Creek; Northern Coast Ranges 762 Comment
  CAS-BOT-BC392161  Aquilegia formosa E. C. Johnston 1931-8-1 s.n. Humboldt Klamath River to Arcata Comment
  UCSB1939  Aquilegia formosa Phillips, Priscilla 1958-6-7 Humboldt Just off Highway 101 on road to Big Lagoon Park Comment
  HSC57019  Aquilegia formosa var. truncata Overton, Butler 1979-7-24 9631 Humboldt Near Friday Camp, close to the town of Willow Creek. 1250 Comment
  JEPS40071  Aralia californica Lincoln Constance 1934-5-29 740 Humboldt n. bank Bull Creek opposite Squaw Creek; Bull Creek Region, W. Fork Eel R. Comment
  HSC7602  Arbutus menziesii Dan O'Brien 1962-5-19 Humboldt 4 1/2 mi. E on Fickle Hill Rd. Comment
  HSC95925  Arbutus menziesii Will Ferrand 2002-4-27 38 Humboldt 1 mi. E of the intersection of Hwy. 299 and Willow Creek Rd. 198 Comment
  SEINET11972424  Arbutus menziesii J. P. Tracy 1951-1 19401 Humboldt near Ashfield Ridge, Kneeland Prairie 762 Comment
  JEPS42534  Arctostaphylos canescens Joseph P. Tracy 1918-5-1 4906 Humboldt hillside towards Iaqua Buttes; Northern Coast Ranges, Kneeland Prairie 762 Comment
  CAS-BOT-BC23727  Arctostaphylos columbiana Joseph P. Tracy 1934-2-22 13139 Humboldt Vicinity of Trinidad 60 Comment
  CAS-BOT-BC23745  Arctostaphylos columbiana Doris K. Kildale 1926-8-22 2586 Humboldt Wiregrass Prairie on road from Orick to Martin's Ferry 716 Comment
  HSC7615  Arctostaphylos columbiana J. Pursell 1964-10-18 10183 Humboldt 1/4 mi. from Hwy. 299 on Bald Mtn. Rd. Comment
  RSA622697  Arctostaphylos columbiana Jon E. Keeley, John Sawyer 1996-10-12 27679 Humboldt Along Highway 101 at edge of cutover redwood forest, 6 km south of Drury Scenic Parkway and Prairie Creek Redwoods State Park, north of Eureka. 320 Comment
  UC1193031  Arctostaphylos columbiana R. H. Neuns 1950-7-13 129 Humboldt 3 mi s Alder Point; Quad. 29D2 548 Comment
  UC484049  Arctostaphylos columbiana Carl B. Wolf 1930-10-29 1784 Humboldt Old Coast Rd 7 mi s Honeydew P.O. 304 Comment
  UC571196  Arctostaphylos columbiana H. L. Mason 1932-7-21 7104 Humboldt Trinidad Head Comment
  UC585913  Arctostaphylos columbiana Joseph P. Tracy 1934-2-22 13141 Humboldt vicinity of Trinidad Northern Coast Region 60 Comment
  UC585918  Arctostaphylos columbiana Joseph P. Tracy 1934-3-11 13152 Humboldt French Camp Ridge 1066 Comment
  RSA152311  Arctostaphylos columbiana var. columbiana Joseph P. Tracy 1948-3-13 17955 Humboldt Table Bluff. 91 Comment
  RSA252144  Arctostaphylos columbiana var. tracyi Gary D. Wallace 1974-12-22 1345 Humboldt Near coast N of Trinidad at the edge of the W part of Big Lagoon. 61 Comment
  JEPS38648  Arctostaphylos glandulosa subsp. glandulosa W. L. Jepson 1932-8-8 16479 Humboldt Canoe Creek Grasshopper Peak 1066 Comment
  CAS-BOT-BC39162  Arctostaphylos hispidula Carl B. Wolf 1937-8-13 9226 Humboldt North Coast Range, 8 Mi. E. of Hoopa Valley on new road towards Trinity Summit. 1219 Comment
  HSC35598  Arctostaphylos knightii Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-15 2013 Humboldt French Camp, Bald Hills. Comment
  RSA633020  Arctostaphylos manzanita Jon E. Keeley 1996-10-13 27814 Humboldt Salyer Rest Area, east of Salyer, east of Willow Creek on Highway 299. 200 Comment
  SEINET11991009  Arctostaphylos manzanita S. Edwards, Roderick, W. 1983-1 103 Humboldt in Samoa at W end of Eureka-Samoa bridge Comment
  RSA47101  Arctostaphylos manzanita subsp. elegans Doris K. Kildale 1926-4-6 1718 Humboldt Dobbyns Creek along road from mail box to Log Cabin Ranch Comment
  CAS-BOT-BC24374  Arctostaphylos manzanita subsp. manzanita Doris K. Kildale 1926-9-5 2614 Humboldt Lasseck's Peaks - near trail to Red Peak. 1661 Comment
  CAS-BOT-BC38830  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1934-7-1 13275 Humboldt Trinity river Valley at willow Creek 152 Comment
  CAS-BOT-BC38833  Arctostaphylos manzanita subsp. manzanita Doris K. Kildale 1930-5-12 9561 Humboldt McClellan Hill near Bridgeville 609 Comment
  CAS-BOT-BC38838  Arctostaphylos manzanita subsp. manzanita C. Hart Merriam 1920-9-14 s.n. Humboldt Mts. near Willow Creek (1st ridge west of Trinity River on Willow Creek Road) Comment
  UC585900  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1930-8-3 9141 Humboldt on river opposite Buck Mountain; Northern Coast Ranges, Van Duzen River, Dinsmore's Ranch 670 Comment
  SEINET2031081 Image available Arctostaphylos montana Joseph P. Tracy 1934-1 13158 Humboldt French Camp Ridge 1067 Comment
  CHSC85573  Arctostaphylos nevadensis L. P. Janeway 2003-7-30 7949 Humboldt High North Coast Ranges. Along Friday Ridge Road, at south end of Friday Ridge, 1.0 km (air) east-southeast of Friday Camp. Roadside. 1359 Comment
  HSC68139  Arctostaphylos nevadensis J. P. Smith, J. O. Sawyer 1973-5-12 6689 Humboldt 6.1 mi. from Redwood Creek on Hoopa Rd. Comment
  JEPS38941  Arctostaphylos patula Joseph P. Tracy 1927-6-12 8135 Humboldt Horse Mountain 1432 Comment
  CAS-BOT-BC43986  Arctostaphylos uva-ursi Joseph P. Tracy 1945-3-30 17498 Humboldt Eureka 45 Comment
  UC1073330  Arctostaphylos uva-ursi George B. Rossbach 1955-6-10 380 Humboldt sandy point off Eureka; Fairhaven Comment
  UC1225930  Arctostaphylos uva-ursi Joseph P. Tracy 1945-5-10 17506 Humboldt Eureka 45 Comment
  UC484044  Arctostaphylos uva-ursi Carl B. Wolf 1930-10-28 1779 Humboldt Samoa Humboldt Bay 15 Comment
  SEINET11987332  Arctostaphylos uva-ursi var. coactilis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4213 Humboldt Strybing Arboretum, Golden Gate Park, San Francisco, orig. probably from Samoa Comment
  CHSC79250  Arctotheca calendula G. D. Barbe; T. C. Fuller 1989-6-8 4321 Humboldt In pastures of the Larry Pries dairy, 3.4 miles west of Main Street, on Centerville Beach Road, Ferndale. Comment
  CAS-BOT-BC526230  Arctotheca calendula Larry Pries; Charles Lawrence 1989-6-8 s.n. Humboldt Larry Pries dairy, W of Ferndale, on Centerville Beach Rd Comment
  UC1027189  Aristida oligantha J. I. Mallory 1955-9-17 122 Humboldt 3/8 mi nnw headquarters; Quad 29A-2, Cottrell Ranch 746 Comment
  HSC47569  Armeria maritima subsp. californica Sheila Logan 1978-4-10 113 Humboldt McKinleyville, foot of Hiller Rd. at Ocean Rd., at Mad River. Comment
  POM232100  Armeria maritima subsp. californica I. L. Wiggins 1930-7-11 4683 Humboldt Near Samoa Comment
  UCR39802  Armeria maritima subsp. californica Kenneth Clark 1981-5-24 1391 Humboldt North Coast, Abalone Point, 'Point Delgada Q. 15 Comment
  OBI35861  Arnica cordifolia David J. Keil 1983-7-2 17333 Humboldt Horse Mtn Summit SW of Willow Crk Comment
  HSC72680  Arnica discoidea J. P. Smith 1977-7-3 9244 Humboldt Road to Onion Mtn., 1/4 mile from its junction with USFS Rd. 10N41 762 Comment
  HSC74699  Arnica discoidea Gail Newton 1981-7-23 2287 Humboldt Near Bug Creek Butte. 1350 Comment
  HSC97987  Arnica discoidea Cara Witte 2007-7-8 430 Humboldt Board Camp Mountain. Pack trail 4E26. 1463 Comment
  HSC58301  Arnica diversifolia Overton, Butler 1979-8-2 12575 Humboldt Near Bret Hole, close to the town of Hoopa 1554 Comment
  JEPS20978  Arnica latifolia Joseph P. Tracy 1932-7-20 10736 Humboldt near Corral Prairie; Trinity Summit 1524 Comment
  CAS-BOT-BC146268  Arrhenatherum elatius var. elatius T. C. Fuller 1966-10-4 15237 Humboldt Northwest portion of Arcata. Comment
  HSC60011  Artemisia douglasiana M. A. Baker 1977-6-6 367 Humboldt Hoopa Comment
  SBBG62497  Artemisia douglasiana H. E. Parks -May-1940 24178 Humboldt Little River Comment
  JEPS37015  Artemisia dracunculus W. L. Jepson 1921-9-11 9464 Humboldt 7 or 8 mi. s. Garberville (not far from Indian Creek (Devoy Flat) Redwood Flat, w. of S. Fork Eel); South Fork Eel River Comment
  HSC4741  Artemisia pycnocephala J. W. Johnson 1961-9-4 1098 Humboldt Christenson Farm, Samoa Peninsula, Arcata. Comment
  HSC67445  Artemisia pycnocephala J. P. Smith 1971-10-6 4960 Humboldt End of Murray Rd. in McKinleyville. Comment
  RSA24049  Artemisia pycnocephala C. B. Wolf 1940-11-10 9782 Humboldt Coast south of mendocino- 1.8 mi. N of where road turns inland to Petrolia. 8 Comment
  SEINET190483  Artemisia pycnocephala H. E. Parks Aug 1941 24186 Humboldt Little River State Park Comment
  UC249826  Artemisia suksdorfii Joseph P. Tracy 1924-8-10 6812 Humboldt Blue Slide on Van Duzen River 91 Comment
  HSC94101  Arum palaestinum Peter Sorensen 1976-7-14 Humboldt Woodley Island Comment
  HSC55869  Aruncus dioicus var. acuminatus G. L. Clifton, Griswold 1979-7-25 10893 Humboldt Near Red Cap Lake, close to the town of Forks of Salmon. 1784 Comment
  HSC41318  Asarum caudatum Brad Klipfel 1974-9-2 533 Humboldt Horse Mtn. Comment
  HSC41836  Asarum caudatum Tom Duebendorfer 1977-4-23 10 Humboldt 2.5 mi S of Shelter Cove Rd. S Fork of Bear Creek at Wailaki Campground 561 Comment
  HSC49821  Asarum caudatum R. York 1979-4-9 211 Humboldt Behind Humboldt State University Comment
  SEINET12094754  Asarum caudatum F. H. Utech, Sato, T.; Ohara, M. 1990-1 90 -277 Humboldt Humboldt Redwoods State Park, Jensen Grove 50 Comment
  UCD15240  Asarum caudatum Glen Greenleaf 1974-4-10 13 Humboldt along highway 36, 10.8 miles east of Hydesville on south side of road. 140 Comment
  HSC103116  Asarum hartwegii M. Mesler 2010-9-4 840 Humboldt Along trail E603 (Salmon Summit traihead to Red Cap Lake), about 100 m SE of Baylor Camp. 1677 Comment
  SEINET10857354  Asclepias fascicularis R. W. Schery, E. M. Curtis 1939-7-20 Schery 8 Humboldt West of Sequaia 914 Comment
  HSC102613  Aspidotis densa M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-28 1600 Humboldt Slopes above Bret Hole and below trail 6E18, 1.5 km SSW of Trinity Summit. 1778 Comment
  HSC74315  Aspidotis densa M. A. Baker 1980-7-11 2800 Humboldt Near Red Mtn. 1433 Comment
  CAS-BOT-BC65947  Aspidotis densa D. H. Norris 1970-5-20 12183 Humboldt on Big Hill Road east of Hoopa Comment
  RSA686365  Aspidotis densa Thomas W. Nelson, Jane Nelson 1976-7-1 2906 Humboldt Growing on serpentine ridge north of Bear Creek 1463 Comment
  UCSB29324  Aspidotis densa Phelps, M. 1972-3-22 Humboldt Abundant on Cedar Flat, Elk Ridge 762 Comment
  RSA47181  Aster radulinus Doris K. Kildale 1925-8-21 1312 Humboldt Yager Comment
  CAS-BOT-BC177267  Astragalus agnicidus Robin Bencie 1993-6-15 01 Humboldt Miranda, 2 mi. W. of Hwy. 101 on Bear Butte Road 500 Comment
  CAS-BOT-BC27578  Astragalus agnicidus Henry Tosten 1931-6-7 s.n. Humboldt 4 miles S of Miranda Comment
  CHSC96713  Astragalus agnicidus Gordon Leppig 2001-6-25 2107 Humboldt PALCO land. UTM Zone 10, 411418E, 4498706N. 700 Comment
  UC502991 Image available Astragalus agnicidus Henry Tosten 1931-6-7 Humboldt 4 mi s Miranda (near Bear Buttes, on Tosten & Pierce Ranch) 762 Comment
  CAS-BOT-BC192859  Astragalus purshii var. lectulus Thomas W. Nelson; James L. Nelson 1980-6-10 5405 Humboldt Along Swayback Ridge 4-wheel drive road ca. 2.5 miles north of junction with Forest Service road 1S07 1463 Comment
  HSC71068  Astragalus rattanii var. rattanii Thomas W. Nelson, Jane P. Nelson 1977-5-30 3402 Humboldt Above Mad River at Anderson's Ford. 640 Comment
  JEPS22950  Astragalus rattanii var. rattanii Volney Rattan 1873-3 Humboldt Big Creek Comment
  UC495726  Astragalus rattanii var. rattanii Joseph P. Tracy 1932-6-19 10245 Humboldt nw slope of Buck Mountain Buck Mountain (lower foothills); Northern Coast Ranges, Buck Mountain 762 Comment
  UC179942  Astragalus umbraticus Joseph P. Tracy 1914-9-6 4598 Humboldt between High Prairie and Snow Camp (Bald Mountain); Northern Coast Ranges, Bald Mt., betw High Prairie-Snow Camp 1219 Comment
  HSC41268  Asyneuma prenanthoides Brad Klipfel 1974-7-23 462 Humboldt Horse Mtn. Comment
  BLMAR244  Asyneuma prenanthoides Jennifer Anthony-Wheeler 1997-7-24 244 Humboldt Lacks Creek, growing along base of rd cut Wside 1219 Comment
  HSC91598  Athyrium filix-femina var. cyclosorum E. Mackey 1986-10-2 Humboldt Patrick's Point State Park by trail to Agate Beach Comment
  UC503069  Athyrium filix-femina var. cyclosorum Joseph P. Tracy Jul 16 1930-Jul 19 1930 9008 Humboldt near McKay Camp S Fork Mt; Northern Coast Ranges 1676 Comment
  UC1222660  Athysanus pusillus Joseph P. Tracy 1950-4-20 18627 Humboldt 4 mi se of Low Gap (above Kuntz, Van Duzen River); Van Duzen River 792 Comment
  UC526705  Avena barbata Joseph P. Tracy 1926-5-9 7456 Humboldt hills near Bridgeville; North Coast Ranges 609 Comment
  CAS-BOT-BC98032  Baccharis pilularis Doris K. Kildale 1926-11-27 2845 Humboldt Alton Bluff 30 Comment
  RSA254757  Baccharis pilularis Thomas W. Nelson 1971-11-11 601 Humboldt Growing on the sand dunes at the foot of Murray Rd. McKinleyville Comment
  UC184173  Barbarea orthoceras Joseph P. Tracy 1913-6-14 4119 Humboldt Dinsmore's Ranch; in Valley of Van Duzen River opposite Buck Mountain 762 Comment
  HSC34805  Bellis perennis Dryden 1975-4-21 125 Humboldt Arcata Comment
  HSC39161  Bellis perennis D. E. Anderson, J. P. Smith 1971-6-28 - 1243 Humboldt Along Mad River, 2 mi. S of Blue Lake. Comment
  JEPS31853  Bellis perennis W. L. Jepson 1934-5-7 16709 Humboldt Bottom Bench, by Bull Creek, near Big Tree Comment
  JEPS31856  Bellis perennis Joseph P. Tracy 1937-6-20 15345 Humboldt 10 miles up from mouth of Bear River Bear River 152 Comment
  CAS-BOT-BC106351  Bellis perennis Mrs. H. C. Cantelow 1935-5-30 803 Humboldt 8 mi. n. of Orick Comment
  CAS-BOT-BC48153  Bensoniella oregona Tom Jimerson s.n. s.n. Humboldt Six Rivers National Forest - Near Snow Camp Lake, Smokehouse Creek. Comment
  CAS-BOT-BC48158  Bensoniella oregona R. Bacigalupi; L. Constance; Reid Moran; R. L. Rodriguez; Joe Tracy; Sherwin Carlquist 1951-6-14 3410 Humboldt Bald Mountain ridge - in bog, edge of forest at High Prairie, on long high ridge between Mad River and Redwood Creek 1066 Comment
  JEPS8443  Bensoniella oregona Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-14 3416 Humboldt edge of meadow at Snow Camp High Prairie (ridge between Mad River and Redwood Creek (Bald Mountain ridge)); btw Mad River and Redwood Crk (Bald Mountain), High Prairie 1432 Comment
  HSC76281  Berberis aquifolium var. repens Denis Kearns 1981-7-6 45 Humboldt Near Mosquito Lake 1122 Comment
  UC1198389  Berberis aquifolium var. repens Joseph P. Tracy 1947-7-5 17789 Humboldt ridge top 1 mi w Mud Springs (Trinity Summit) 1158 Comment
  HSC3361  Berberis darwinii G. L. Cribbs 1966-5-7 1049 Humboldt Cooper Canyon at end of L St. 15 Comment
  HSC100398  Berberis nervosa Carl C. Marshall Apr 1886 67 Humboldt Woods in redwood belt. Comment
  HSC37355  Berberis nervosa Gary S. Lester, Roger L. Yearout, Judith G. Dickson 1974-7-24 482 Humboldt Along Lost Man Creek. 38 Comment
  HSC92017  Berberis nervosa E. Mackey 1986-10-24 Humboldt Patrick's Point State Park Comment
  SD56733  Berberis nervosa Darley F. Howe 1963-5-26 3555 Humboldt 3.2 miles east of Orick on Ball Hill Road 455 Comment
  CAS-BOT-BC75805  Berberis pinnata Doris K. Kildale 1929-4-25 7433 Humboldt Kneeland Prairie. 792 Comment
  RSA246849  Berberis pinnata R. F. Thorne, P. Everett 1965-8-5 35141 Humboldt 5.2 miles N of junction of Horse Mt. and Shelter Cove Roads. 457 Comment
  BLMAR651  Berberis pinnata subsp. pinnata Jennifer Wheeler 2012-5-9 651 Humboldt Lacks Creek, Beaver Ridge Road 890 Comment
  UC1063690  Blechnum spicant H. L. Person 1932-7-19 Humboldt Dolbier Carson Land Lindsay Creek; Eureka Quadrangle Comment
  CAS-BOT-BC15786  Boechera acutina Thomas Nelson 1979-7-11 5028 Humboldt Along trail from Grogan's Hole to North Trinity Mountain from Grogan's Hole to summit. Comment
  JEPS53077  Boechera retrofracta Joseph Burtt Davy and Walter C. Blasdale 1899-6-2 5859 Humboldt Trinity Summit Comment
  UC562686  Boechera subpinnatifida Joseph P. Tracy 1936-6-17 14971 Humboldt nw slope Buck Mountain; Northern Coast Ranges 853 Comment
  UC572212  Bolboschoenus maritimus H. S. Yates 1936-6-16 5673 Humboldt 1 mi ne Samoa; Eureka Quad., ne of Samoa Comment
  HSC31636  Borago officinalis Glenn McGourty 1974-6-1 85 Humboldt Comment
  UC492218  Boykinia major Joseph P. Tracy Jul 16 1930-Jul 19 1930 8935 Humboldt South Fork Mountain Northern Coast Ranges, South Fork Mountain (in wet meadow at McKay Camp) 1676 Comment
  CAS-BOT-BC420253  Boykinia occidentalis Roxana S. Ferris 1937-8-21 9390 Humboldt cliff above beach, Shelter Cove Comment
  CAS-BOT-BC420256  Boykinia occidentalis Henry M. Pollard 1948-7-23 s.n. Humboldt Perch Creek canyon, near Orleans Comment
  HSC98977  Boykinia occidentalis Cara Witte 2008-7-28 958 Humboldt Grouse Mountain. Forest Service Road 5N04. Near spring. 1641 Comment
  SEINET12215472  Boykinia occidentalis H. P. Chandler 1901-1 1501 Humboldt Klamath River - North Coast Ranges 427 Comment
  UCSB23762  Boykinia occidentalis Breedlove, Dennis 1962-6-8 Humboldt Along U.S. Highway 101; 8 miles north of Orick; 60 Comment
  HSC38345  Brassica nigra Peter Sorensen 1976-6-14 Humboldt North Spit Comment
  HSC6586  Brassica rapa C. O. Baker 1962-5-7 32 Humboldt 2 mi. S of Trinidad along Hwy. 101 15 Comment
  HSC8596  Brassica rapa John A. Dubois 1962-5-23 30 Humboldt 15 mi. E of Arcata Comment
  HSC9085  Briza maxima S. R. Johnson 1965-5-2 50 Humboldt Luffenholz Beach near parking area Comment
  HSC9102  Briza minor J. E. Lankila 1962-5-6 9 Humboldt W bank of Eel River across from Shively, .25 mi. from Bear Creek Comment
  UC1103342  Briza minor Joseph P. Tracy 1919-5-31 5141 Humboldt near mouth of Willow Creek; Northern Coast Ranges, valley of Trinity River 152 Comment
  UC1844146  Briza minor Joseph P. Tracy 1912-6-9 3664 Humboldt Alton (Northern Coast Region) Comment
  CAS-BOT-BC484220  Brodiaea elegans subsp. elegans F. J. Kirby 1958-7-1 1217 Humboldt E of Bridgeville 304 Comment
  JEPS512  Brodiaea stellaris Joseph P. Tracy 1928-6-24 8474 Humboldt at head Middle Yager Creek (grassy flat); East's Ranch 762 Comment
  HSC78981  Brodiaea terrestris subsp. terrestris L. P. Janeway 1984-5-16 794 Humboldt N Spit of Humboldt Bay, W side of Samoa Rd. 0.25 mi. N of the boat ramp 3 Comment
  UC1103278  Bromus carinatus var. carinatus Joseph P. Tracy 1942-6-2 17098 Humboldt 2 mi n of Bridgeville 609 Comment
  UC1130988  Bromus carinatus var. carinatus H. S. Yates 1936-6-17 5708 Humboldt Lower nw slope of Buck Mountain Buck Mountain 792 Comment
  UC1145184  Bromus carinatus var. carinatus Joseph P. Tracy 1937-6-17 15334 Humboldt at Eureka Eureka 15 Comment
  UC1152026  Bromus carinatus var. carinatus Joseph P. Tracy 1951-6-26 19569 Humboldt vicinity of Twin Lakes Comment
  HSC102641  Bromus carinatus var. marginatus M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-29 1625 Humboldt Bret Hole. 1.1 km SW of Trinity Summit 1579 Comment
  UC1145143  Bromus commutatus Joseph P. Tracy 1917-6-24 4824 Humboldt along Eel River from South Fork to Scotia, Holmes Flat Holmes Flat; Northern Coast Ranges, Eel River, Holmes Flat 60 Comment
  CAS-BOT-BC155424  Bromus hordeaceus Henry M. Pollard 1948-7-18 s.n. Humboldt Orleans. Comment
  UC34065  Bromus hordeaceus J. P. Tracy 1901-6-16 1146 Humboldt immediate vicinity of Eureka 0 Comment
  CAS-BOT-BC162259  Bromus maritimus Roxana S. Ferris 1937-8-21 9389 Humboldt Shelter Cove. Comment
  RSA152294  Bromus orcuttianus Joseph P. Tracy 1936-5-8 15124 Humboldt Trinity Summit; on Ridge 2 miles east of Grove's Prairie 1463 Comment
  UC188942  Bromus secalinus J. Burtt Davy 1899-6-20 5688 B Humboldt North Coast Ranges, Hoopa Valley Hoopa Valley; North Coast Ranges, Hoopa Valley Comment
  CAS-BOT-BC161606  Bromus sterilis Joseph P. Tracy 1935-6-23 13980 Humboldt French Camp Ridge. 1066 Comment
  HSC58381  Bromus suksdorfii Terry Griswold 1979-7-25 10855 Humboldt Near Red Cap Lake, close to the town of Forks of Salmon 1784 Comment
  UC1103350  Bromus tectorum Joseph P. Tracy 1933-5-18 12187 Humboldt near Blue Lake (along Mad River); Mad River 15 Comment
  HSC58750  Bromus vulgaris Overton, Butler 1979-7-24 9617 Humboldt Near Titlow Hill, close to the town of Willow Creek 1250 Comment
  HSC58808  Bromus vulgaris G. L. Clifton 1979-7-31 11871 Humboldt Near Tish Tang A Tang Creek, close to the town of Hoopa. 1356 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
  HSC9377  Bromus vulgaris J. P. Tracy 1926-6-13 7601 Humboldt Near Blue Lake Comment
  UC1103267  Bromus vulgaris J. P. Tracy 1901-6-2 1116 Humboldt immediate vicinity of Eureka 0 Comment
  UC180480  Bromus vulgaris Joseph P. Tracy 1914-5-14 4444 Humboldt Northern Coast Ranges, Fort Seward Fort Seward; Northern Coast Ranges, Fort Seward 121 Comment
  UC37736  Bromus vulgaris Harley P. Chandler May, 1901 1177 Humboldt North Coast Ranges, Humboldt Bay Humboldt Bay; North Coast Ranges, Humboldt Bay 30 Comment
  HSC40044  Cacaliopsis nardosmia Thomas W. Nelson, Jane P. Nelson 1976-7-1 2897 Humboldt Along ridge N of Bear Creek 1463 Comment
  RSA249329  Cacaliopsis nardosmia D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5569 Humboldt Westward lower slopes of Black Lassic near Trinity County line. 1585 Comment
  HSC90258  Cakile maritima Jean Hanson 1980-5-24 78 Humboldt Indian (Gunther) Island, in Humboldt Bay, city of Eureka. W end of island, 25 ft. from high tide line Comment
  UCD114939  Cakile maritima M. Barbour 1969-12-15 s.n. Humboldt South of Silver Strand State Beach. Comment
  RSA10029  Calamagrostis canadensis Joseph P. Tracy 1932-7-14 10553 Humboldt Klamath Mountains; Trinity Summit. Wet Meadow at Corral Prairie 0 Comment
  UC1565648  Calamagrostis foliosa Ken S. Berg 1986-9-13 Humboldt Shelter Cover Telegraph Creek (mouth of creek) Comment
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Mar 31 2007
  UCD56961  Calamagrostis foliosa Joseph P. Tracy 1938-6-17 15967 B Humboldt near 'Panther Gap' on road between Mattole and Bull Creek. 822 Comment
  HSC58535  Calamagrostis koelerioides Overton, Butler 1979-7-23 9442 Humboldt Near Horse Mtn., close to the town of Willow Creek 1478 Comment
  CAS-BOT-BC185181  Calamagrostis nutkaensis Doris Kildale Gillespie 1931-6-7 10653 Humboldt South Fork Mountain. Blake Lookout. 1726 Comment
  CAS-BOT-BC185184  Calamagrostis nutkaensis Ashley C. Browne 1936-6-11 s.n. Humboldt Patrick's Point State Park. Comment
  HSC17625  Calandrinia ciliata Francis Winter 1960-5-7 Humboldt French Camp Ridge, 3 mi. W of Burnt Ranch 671 Comment
  HSC35505  Callitriche heterophylla G. W. Clason 1962-4-25 Humboldt Hwy. 101 between Arcata and Eureka. Comment
  UC144082  Callitriche heterophylla var. bolanderi Joseph P. Tracy 1909-6-13 2994 Humboldt opposite Blue Lake (in Mad River Valley); Northern Coast Ranges, Mad River Valley 30 Comment
  CAS-BOT-BC32372  Callitriche trochlearis Stuart Kimball Harris; Joseph Prince Tracy; Harry Stanley Yates 1936-6-17 3454 Humboldt NW slopes of Buck Mountain 822 Comment
  CAS-BOT-BC80385  Calocedrus decurrens Doris K. Kildale 1927-12-1 4203 Humboldt Klamath River at Orleans Comment
  UC1197689  Calochortus luteus Joseph P. Tracy 1912-7-31 3891 Humboldt nw slope Buck Mountain; Northern Coast Ranges, , Burr Valley 1066 Comment
  CAS-BOT-BC494354  Calochortus tolmiei Doris K. Kildale 1929-4-27 7451 Humboldt Willow Creek. Salya road, along Trinity River. 3 miles north of Willow Creek. Comment
  CAS-BOT-BC496522  Calochortus tolmiei R. K. Gierisch; D. H. Esplin 1969-7-1 3530 Humboldt Six Rivers Forest. Grouse Mtn. 1584 Comment
  POM169967  Calochortus tolmiei Joseph P. Tracy 1917-5-30 4813 Humboldt Sand dunes west of Dows Prairie; Northern Coast Ranges 15 Comment
  UC176353  Calochortus tolmiei Joseph P. Tracy 1913-6-22 4263 Humboldt opposite Buck Mountain (Dinsmore's Ranch); North Coast Ranges, Valley of Van Duzen River 762 Comment
  RSA168945  Calochortus vestae Joseph P. Tracy 1950-6-23 18868 Humboldt Dobbyn Creek, 3 miles northeast of Alderpoint. 213 Comment
  UC1196207  Caltha biflora Joseph P. Tracy 1933-7-16 12779 Humboldt Northern Coast Ranges. At McKay Camp, South Fork Mountain. 1676 Comment
  HSC17646  Calyptridium monospermum W. K. Parks Jul 1933 1198 Humboldt S Fork Mtn. 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
  HSC48792  Calystegia occidentalis subsp. occidentalis Brad Klipfel 1975-6-17 660 Humboldt 2 mi. E of Titlow Hill Rd. along Hwy. 299 Comment
  UC141691  Calystegia occidentalis subsp. occidentalis T. S. Brandegee Humboldt Dutch Flat Comment
  UC562491  Calystegia purpurata Joseph P. Tracy 1927-7-24 8298 Humboldt Upper Mattole 152 Comment
  HSC1977  Calystegia soldanella D. E. Anderson, N. D. Dennis 1965-6-8 103 Humboldt Samoa Peninsula along the W side of Humboldt Bay Comment
  RSA21032  Calystegia soldanella C. B. Wolf 1937-6-18 8902 Humboldt Centerville Beach. 3 Comment
  HSC18855  Calystegia soldanella P. F. Yull 1966-5-5 144 Humboldt 1 mi. S of Fairhaven Comment
  UC1586964  Camassia Juha Pykala and D. H. Norris 1987-6-5 1391 Humboldt e of Maple Creek (Snow Mountain Lake); Snow Mountain Lake 1386 Comment
  SEINET3992220  Camassia leichtlinii Unknown 1925-7-5 1 /2/7179 Humboldt Bald Mountain 1067 Comment
  UCD103508  Camissoniopsis cheiranthifolia Linda M. Barker 1976-5-13 1492 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  CAS-BOT-BC160243  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Ira L. Wiggins 1930-7-7 4670 Humboldt Near Samoa Comment
  CHSC1144  Camissoniopsis cheiranthifolia subsp. cheiranthifolia M. Underhill 1952-7-13 Humboldt Seashore. 0 Comment
  UC602536  Campanula prenanthoides Joseph P. Tracy 1927-8-14 8330 Humboldt Big Lagoon 121 Comment
  SEINET10873256  Campanula prenanthoides Willis L. Jepson Jepson s.n. Humboldt Big Heorse Mountain Comment
  SEINET10939002  Campanula prenanthoides Tracy 1934-8-23 TRACY 13600 Humboldt Willow Creek Canyon 457 Comment
  SDSU1307  Campanula scouleri D. F. Howe 1964-8-7 3944 Humboldt 8.2 miles from #96 on Mill Creek road, Hoopa Valley. 1067 Comment
  HSC98724  Campanula scouleri Cara Witte 2008-7-16 919 Humboldt Forest Service Road 4N38. At intersection to Board Camp Lookout. 1414 Comment
  SEINET10463588  Campanula scouleri Rattan 1883-6-29 RATTAN s.n. Humboldt HILLS IN FORESTS NEAR REDWOOD CREEK Comment
  SEINET10463744  Campanula scouleri Marshall 1886-1 MARSHALL s.n. Humboldt Comment
  UC249683  Cardamine californica Joseph P. Tracy 1921-3-20 5425 Humboldt 12 mi e Hydesville (Van Duzen River at Blue Slide); Northern Coast Ranges, Van Duzen River at Blue Slide 91 Comment
  UC668052  Cardamine californica Joseph P. Tracy 1937-3-21 15233 Humboldt 2 mi w. Bridgeville 198 Comment
  HSC99073  Cardamine californica var. californica Cara Witte 2008-7-2 808 Humboldt Forest Service Road 4N38. 2 miles north of intersection to Board Camp Lookout. Near gate. 1401 Comment
  HSC26791  Cardamine oligosperma Thomas W. Nelson 1971-4-27 426 Humboldt Along Jolly Giant Creek, HSU campus Comment
  UC1199205  Cardamine oligosperma Joseph P. Tracy 1933-5-18 12189 Humboldt near Blue Lake; along Mad River, near Blue Lake 15 Comment
  HSC4144  Cardionema ramosissimum P. W. Shields Apr 1955 Humboldt 5 mi. NW of Arcata Comment
  RSA32661  Cardionema ramosissimum Doris K. Kildale 1925-7-2 904 Humboldt Table Bluff beach. Comment
  CAS-BOT-BC281809  Carduus tenuiflorus Doris K Niles 1951-1-1 s.n. Humboldt Niles Ranch Comment
  SEINET200666  Carex abrupta Joseph P. Tracy 1928-6-17 8450 Humboldt Trinity River Valley, at Willow Creek. 152 Comment
  SEINET10349889  Carex aquatilis Marc Baker 1980-7-22 3129 Humboldt Near Crogan Hole 152 Comment
  CAS-BOT-BC18002  Carex aquatilis var. dives Joseph Prince Tracy 1934-7-30 13504 Humboldt Dry Lagoon (along coast in front of South End of Stone Lagoon). 3 Comment
  JEPS109583  Carex aquatilis var. dives Dean W. Taylor 2002-9-12 18343 Humboldt Lake Prairie, remnant of the original bog vegetation on the eastern end of the lake 1097 Comment
  UC562287  Carex aquatilis var. dives Joseph P. Tracy 1934-7-30 13504 Humboldt along coast in front of South End of Stone Lagoon (Dry Lagoon); Dry Lagoon 6 Comment
  SEINET10588473  Carex aquatilis var. dives Joseph P. Tracy 1934-7-30 Tracy 13504 Humboldt Dense clumps in wettest places. Dry Lagoon - along coast in front of South End of Stone Lagoon. 3 Comment
  HSC44019  Carex athrostachya Thomas W. Nelson, Jane P. Nelson 1977-7-4 3591 Humboldt Beside pond above Alder Springs 1585 Comment
  UC562312  Carex barbarae Joseph P. Tracy 1929-6-23 8606 Humboldt Trinity River Valley at Willow Creek 152 Comment
  CAS-BOT-BC110192  Carex buxbaumii Joseph P. Tracy 1927-4-23 7916 Humboldt Big Lagoon. 30 Comment
  RSA126089  Carex buxbaumii Joseph P. Tracy 1924-7-13 6724 Humboldt Big Lagoon 6 Comment
  CAS-BOT-BC34278  Carex concinnoides Doris K. Kildale 1928-5-1 5988 Humboldt MacLellan Mountain near Bridgeville. 914 Comment
  HSC61629  Carex cusickii Ruby Van Deventer 1959-6-20 Humboldt Humboldt/Del Norte County line, Onion Lake 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
  HSC38078  Carex densa Thomas W. Nelson, James Nelson 1976-5-30 2629 Humboldt McKeown Ranch, N of Dinsmore. Comment
  JEPS25964  Carex densa Joseph P. Tracy 1927-5-30 8095 Humboldt Vicinity of Garberville 121 Comment
  SEINET7558331 Image available Carex exsiccata L. P. Janeway 2003-7-30 7941 Humboldt Grouse Mountain Quad, High North Coast Ranges. On the southwest side of Titlow Hill Road 1.1 km south of Cold Springs. 1426 Comment
  UC562648  Carex feta Joseph P. Tracy 1935-5-25 13838 Humboldt Fort Seward 106 Comment
  SEINET7558573 Image available Carex feta K. E. Sau 1934-5-28 50 Humboldt Fort Seward. 610 Comment
  UC194816  Carex feta Joseph P. Tracy 1908-7-22 2906 Humboldt opposite Buck Mountain (near top of ridge between Van Duzen and Mad River); Northern Coast Ranges, Dinsmore's Ranch 1066 Comment
  CHSC85576  Carex fracta L. P. Janeway 2003-7-30 7942 Humboldt High North Coast Ranges. On northeast side of Titlow Hill Road, across form a small pond, on the map but un-named, 1.1 km south of Cold Spring. 1426 Comment
  POM247169  Carex globosa Joseph P. Tracy 1932-4-23 9832 Humboldt Englewood. 91 Comment
  UC562715  Carex globosa Joseph P. Tracy 1932-4-23 9832 Humboldt Englewood North Coast Ranges 91 Comment
  CAS-BOT-BC146593  Carex gynodynama Joseph P. Tracy 1927-5-8 7969 Humboldt Phillipsville; facing South Fork of Eel River 121 Comment
  CAS-BOT-BC146596  Carex gynodynama Joseph P. Tracy 1936-6-21 14991 Humboldt Iaqua 609 Comment
  CAS-BOT-BC22310  Carex harfordii Joseph Prince Tracy 1938-7-18 16083 Humboldt At Eureka. 30 Comment
  CAS-BOT-BC22313  Carex harfordii Joseph Prince Tracy 1935-6-8 13936 Humboldt Eureka. 60 Comment
  CAS-BOT-BC22318  Carex harfordii Joseph Prince Tracy 1938-6-15 15934 Humboldt Vicinity of Carlotta. 30 Comment
  CAS-BOT-BC21752  Carex hassei Joseph Prince Tracy 1927-6-17 8170 Humboldt Big Lagoon. 6 Comment
  CHSC40134  Carex hendersonii L. P. Janeway 1983-5-29 320 Humboldt Along Jolly Giant Cr, e of HSU campus. 60 Comment
  UCR52372  Carex hendersonii L. P. Janeway 1982-6-17 9 Humboldt c. 300 m west of main Arcata Community Forest Road along the road to the HSU water tank. 175 Comment
  HSC48358  Carex hendersonii D. H. Norris May 1970 12460 Humboldt Fringes of Freshwater Lagoon, S of Orick Comment
  RSA214832  Carex hendersonii Victor Duran 1933-5-12 3412 Humboldt Bull Creek, at South Fork of the Eel River Comment
  UC1103595  Carex hendersonii Joseph P. Tracy 1942-6-15 17143 Humboldt on the Briceland road Redwood Creek 121 Comment
  HSC103622  Carex hoodii Thomas W. Nelson, Jane Nelson 1987-6-11 8536 Humboldt Along Forest Service Rd. 13N01, 18 mi. from junction with State Route 96. 1067 Comment
  CAS-BOT-BC7565  Carex integra Joseph Prince Tracy 1935-7-23 14139 Humboldt Trinity Summit. Open places at Corral Prairie. 1584 Comment
  CAS-BOT-BC28504  Carex lenticularis var. limnophila Frank W. Peirson 1926-7-13 7046 Humboldt Along shore of first lagoon south of Orick 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
  HSC102201  Carex leptopoda M. R. Mesler, Robin Bencie, K. A. Wayman 2011-8-4 1115 Humboldt Along trail (abandoned Road 6E74) from Andy's Camp to Patterson Meadows 1563 Comment
  RSA88654  Carex leptopoda Joseph P. Tracy 1935-6-8 13937 Humboldt Eureka. 61 Comment
  HSC48039  Carex leptopoda D. H. Norris 1972-6-26 23032 Humboldt Along Grouse Mtn. Rd., 5 mi. from intersection with Horse Mtn. Rd. Comment
  UC562437  Carex luzulina var. ablata Joseph P. Tracy 1932-7-14 10560 Humboldt Corral Prairie Trinity Summit 1584 Comment
  JEPS79849  Carex lyngbyei Joseph P. Tracy 1927-7-16 8248 Humboldt near mouth Elk River (around Humboldt Bay); Northern Coast Region 3 Comment
  UC562321  Carex lyngbyei Joseph P. Tracy 1935-6-8 13945 Humboldt around Humboldt Bay; Northern Coast Region 6 Comment
  CAS-BOT-BC31823  Carex mendocinensis R. Tallent 1935-7-14 14086 Humboldt Six Rivers National Forest. Roadside of Horse Mtn. 1419 Comment
  HSC102151  Carex multicostata M. R. Mesler, Robin Bencie, K. A. Wayman 2011-8-3 1058 Humboldt Patterson Meadows 1555 Comment
  HSC48403  Carex multicostata Brad Klipfel 1973-6-10 95 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  UC1103090  Carex multicostata Joseph P. Tracy 1935-5-25 13828 Humboldt along head Larrabee Creek; Blocksburg 518 Comment
  UC302097  Carex multicostata Joseph P. Tracy 1913-6-16 4145 Humboldt opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, Van Duzen River Valley 762 Comment
  CAS-BOT-BC119657  Carex neurophora Joseph Prince Tracy 1935-7-23 14143 Humboldt Trinity Summit, Corral Prairie, in wet meadow. 1584 Comment
  CAS-BOT-BC119538  Carex nudata Harley Pierce Chandler 1901-5-1 1235 Humboldt Unspecified. 91 Comment
  HSC39186  Carex nudata D. E. Anderson, J. P. Smith 1971-6-28 1214 Humboldt Along Mad River, 2 mi. S of Blue Lake. Comment
  SEINET7569441 Image available Carex obnupta L. P. Janeway 2003-7-27 7925 Humboldt Rodgers Peak 7.5' quad. North Coast, edge of marsh on south side of southwest end of Hwy 101 causeway across Big Lagoon. 2 Comment
  CDA33127  Carex obnupta E. C. Whitney 1961-4-6 Humboldt Stone Lagoon; in drainage basin. 0 Comment
  UC196571  Carex obnupta Joseph P. Tracy 1916-5-31 4696 Humboldt along Eel River from South Fork to Scotia; Northern Coast Ranges, Holmes Flat 60 Comment
  UCSC000111  Carex obnupta H. S. Yates 1936-6-16 5653 Humboldt 0.5 mile S.W. of Samoa - Eureka 0 Comment
  UC562643  Carex pachystachya Joseph P. Tracy 1932-7-14 10548 Humboldt Trinity Summit, Corral Prairie Corral Prairie; Trinity Summit, Corral Prairie 1584 Comment
  UC562661  Carex pachystachya Joseph P. Tracy 1935-6-8 13938 Humboldt Eureka Northern Coast Ranges 0 Comment
  HSC90761  Carex pansa Gail Newton 1982-6-5 3586 Humboldt Elk River Wildlife Area, Eureka. Comment
  CAS-BOT-BC118823  Carex preslii Joseph Prince Tracy 1932-6-19 10242 Humboldt Dinsmore's Ranch: on Van Duzen River opposite Buck Mountain. 762 Comment
  CAS-BOT-BC118010  Carex rossii Joseph Prince Tracy 1935-6-23 13976 Humboldt French Camp Ridge. 1066 Comment
  UC303011  Carex serratodens Joseph P. Tracy 1926-6-27 7692 Humboldt Horse Mountain Northern Coast Ranges 1219 Comment
  HSC103370  Carex serratodens Thomas W. Nelson, Jane Nelson 1977-9-3 3734 Humboldt Along old logging road, just east of Pine Mountain, off Forest Service Road 2S08 1463 Comment
  CAS-BOT-BC116940  Carex subbracteata Joseph Prince Tracy 1936-6-9 14904 Humboldt Upper Matole. 121 Comment
  UC562656  Carex subfusca Joseph P. Tracy 1935-7-27 14296 Humboldt McKay Prairie Trinity Summit 1584 Comment
  CAS-BOT-BC115569  Carex tumulicola Alice Eastwood; John Thomas Howell 1937-6-22 4745 Humboldt Near Blocksburg Comment
  UC196568  Carex tumulicola Joseph P. Tracy 1916-6-19 4712 Humboldt Laribee Creek at Bosworth's; Northern Coast Ranges, Laribee Creek 457 Comment
  HSC103141  Carex utriculata M. R. Mesler, Robin Bencie, K. A. Wayman 2011-8-3 1067 Humboldt Patterson Meadows 1555 Comment
  HSC96465  Carex viridula subsp. viridula Gordon Leppig 1997-8-3 639 Humboldt Big Lagoon County Park, Big Lagoon Bog, N edge 3 Comment
  HSC2869  Carpobrotus chilensis D. E. Anderson 1961-9-2 1767 Humboldt 3 mi. S of Cape Mendocino Comment
  HSC39964  Carpobrotus chilensis Linda M. Barker 1976-3-22 1343 Humboldt Lanphere-Christensen Dunes, 3 mi. W of Arcata. Comment
  HSC69587  Carpobrotus edulis R. Kalal 1980-6-3 88 Humboldt Samoa Dunes, along Samoa Blvd. 6 Comment
  JEPS35822  Castilleja affinis subsp. litoralis Rimo Bacigalupi, and L. R. Heckard 8968 Humboldt hills above and w Cape Mendocino (about 20 mi n by road of Petrolia) Comment
  HSC95070  Castilleja ambigua subsp. humboldtiensis Lila Tauzer 2002-5-3 45 Humboldt Arcata Marsh 0 Comment
  JEPS76824  Castilleja ambigua subsp. humboldtiensis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-5-27 4804 Humboldt about 1.2 mi n Eureka bridge (Samoa peninsula); Samoa peninsula Comment
  SJSU8462  Castilleja ambigua subsp. humboldtiensis H. T. Harvey 1977-7-6 609 Humboldt South Spit, Humboldt Bay Comment
  UC1224687  Castilleja ambigua subsp. humboldtiensis D. E. Anderson 1964-4-12 2973 Humboldt 1 mi s Arcata (at ne end of Humboldt Bay); Humboldt Bay Comment
  JEPS26533  Castilleja applegatei subsp. martinii Joseph P. Tracy 1927-5-14 8001 Humboldt near South Fork; Trinity River Valley 182 Comment
  JEPS3825  Castilleja applegatei subsp. martinii Joseph P. Tracy 1938-5-1 15732 Humboldt Willow Creek Trinity River Valley 152 Comment
  JEPS3617  Castilleja applegatei subsp. martinii Clyde Ritchie Bell 1951-4-21 Humboldt about 4 mi n Orleans (along Calif Hwy 96 (Klamath River road)) Comment
  SD62425  Castilleja applegatei subsp. pinetorum Lincoln Constance, Elwood Molseed, Robert Ornduff 1961-7-19 3701 Humboldt Open ridge easr of Hinkey Summit. Santa Rosa Range, Humboldt National Forest Comment
Read comments
Mar 3 2014
  CAS-BOT-BC255517  Castilleja applegatei var. pinetorum Barry Silver 1986-4-23 531 Humboldt Bair Road, 9.5 miles nw of junction with Highway 299, Pine Ridge Summit area 944 Comment
  JEPS10344  Castilleja exserta subsp. latifolia Joseph P. Tracy 1938-7-12 16058 Humboldt Table Bluff, w of lighthouse Table Bluff 6 Comment
  UC604630  Castilleja exserta subsp. latifolia Joseph P. Tracy 1938-7-12 16058 Humboldt Table Bluff; w of lighthouse 6 Comment
  HSC56134  Castilleja miniata G. L. Clifton, Griswold 1979-8-1 11952 Humboldt Near Mill Creek Lakes, close to the town of Hoopa 1707 Comment
  HSC35593  Castilleja pruinosa Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-15 2004 Humboldt French Camp, Bald Hills. Comment
  HSC55670  Castilleja pruinosa Overton, Butler 1979-7-25 9874 Humboldt Near Sims Mtn., close to the town of Willow Creek 1295 Comment
  HSC71608  Castilleja pruinosa Gail Newton 1980-6-16 198 Humboldt Near Onion Mtn. 1280 Comment
  HSC99061  Castilleja rubicundula subsp. lithospermoides Cara Witte 2007-6-14 283 Humboldt White Oak Opening. Along Kinsey Ridge. Near hunting camp. 1238 Comment
  HSC41300  Ceanothus arcuatus Brad Klipfel 1974-7-27 499 Humboldt Horse Mtn. Comment
  HSC44430  Ceanothus arcuatus Brad Klipfel 1975-5-24 638 Humboldt Horse Mtn. Comment
  HSC55616  Ceanothus cordulatus Overton, Butler 1979-7-23 9511 Humboldt Near Titlow Hill, close to the town of Willow Creek. 1280 Comment
  HSC99132  Ceanothus cordulatus Cara Witte 2008-10-18 1049 Humboldt Cold Spring. 1/2 mile south of Titlow Hill. 1410 Comment
  CHSC105181  Ceanothus cuneatus var. cuneatus B. Castro; L. P. Janeway 1996-8-4 705 Humboldt Just off W boundary of Six Rivers NF, near Horse Mtn. Along Titlow Hill Rd (Rd #1), on sharp curves in road near a 'lookout' point. 1280 Comment
  UC176125  Ceanothus cuneatus var. cuneatus Joseph P. Tracy 1913-6-17 4173 Humboldt near summit of Buck Mt. North Coast Ranges 1676 Comment
  UC728641  Ceanothus foliosus Milo S. Baker 1931-5-17 5192 Humboldt e Occidental (27.5 mi south of Garberville on hwy.) Comment
  HSC43213  Ceanothus gloriosus var. exaltatus R. Sutherland 1975-7-4 0 .4775 Humboldt 640 Comment
  HSC37053  Ceanothus incanus R. Sutherland 1975-5-26 1 .26575 Humboldt 305 Comment
  SD230281  Ceanothus incanus Louis C. Wheeler 1959-8-1 7620 Humboldt Queens Peak Mine Comment
  UC1193319  Ceanothus incanus R. H. Neuns 1950-7-13 130 Humboldt 3 miles south of Alder Point 548 Comment
  BLMAR249  Ceanothus integerrimus Jennifer Anthony-Wheeler 1997-7-24 249 Humboldt Lacks Creek, growing in disturbed sites among forest 1219 Comment
  RSA554577  Ceanothus integerrimus Walter Wisura 1993-5-9 4895 Humboldt Hwy 299, W of Redding on E side of Whiskeytown Lake near visitor center Comment
  RSA21590  Ceanothus integerrimus var. californicus Carl B. Wolf 1937-8-13 9235 Humboldt North coast range, 8 mi. east of Hoopa Valley on new road towards Trinity summit. 1220 Comment
  CAS-BOT-BC51211  Ceanothus parryi Carl B. Wolf 1941-7-27 11086 Humboldt N. Coast Ranges, 5.8 mi. W. Maple Creek on Rd. Freshwater 609 Comment
  CAS-BOT-BC51219  Ceanothus parryi C. Hart Merriam 1920-8-30 s.n. Humboldt Garberville Comment
  UC1071245  Ceanothus parryi A. E. Wieslander 1931-5-23 221 Humboldt w Briceland; Briceland Quad. Comment
  HSC41241  Ceanothus pumilus Brad Klipfel 1974-5-27 380 Humboldt Horse Mtn. Comment
  CAS-BOT-BC52216  Ceanothus thyrsiflorus Doris K. Kildale 1926-4-11 1753 Humboldt Blue Slide in the Van Duzen River Comment
  HSC23116  Ceanothus thyrsiflorus Norman Dennis 1965-6-19 124 Humboldt 0.25 mi S and 1.0 mi. E of junction of Barry Ridge Rd. and Eureka-Bridgeville county rd., along Ashfield Ridge Rd., 5 mi. SE of Kneeland 793 Comment
  HSC43218  Ceanothus thyrsiflorus R. Sutherland 1975-5-28 12 .28575 Humboldt Tolkan Recreational Site 503 Comment
  RSA25754  Ceanothus thyrsiflorus Carl B. Wolf 1941-7-28 11089 Humboldt Summit of Trinidad Head. 46 Comment
  UC1198011  Ceanothus thyrsiflorus Joseph P. Tracy 1933-6-7 12520 Humboldt Blue Slide Van Duzen River, Blue Slide (on Van Duzen River) 91 Comment
  SEINET12211103  Ceanothus velutinus F. H. Utech 1986-1 86 -383 Humboldt 0.5 mi NNW on Kings Peak Road (Humboldt County C4A) from junction with Shelter Cove Road 600 Comment
  HSC56259  Ceanothus velutinus var. velutinus G. L. Clifton, Griswold 1979-8-2 12410 Humboldt Near Oregon Creek, close to the town of Hoopa. 1661 Comment
  CAS-BOT-BC277179  Centaurea X pouzinii T. C. Fuller 1960-8-25 4974 Humboldt Around Pacific Lumber Co. barn, across Eel River from South Fork Comment
  CDA7087  Centaurea calcitrapa T. C. Fuller 1961-9-26 7030 Humboldt Horse Prairie, 2 miles south of Redcrest. 0 Comment
  HSC100711  Centaurea melitensis Carl C. Marshall Jun 1886 287 Humboldt Hooker's near Hoopa. Comment
  SEINET11860764  Centaurea solstitialis J. P. Tracy 1948-9-20 18216 Humboldt vicinity of Hosler Creek, Hoopa Valley 107 Comment
  UC1198630  Centaurium muehlenbergii Joseph P. Tracy 5208 Humboldt near Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  CAS-BOT-BC279138  Centromadia pungens subsp. pungens Volney Rattan 1878-1-1 s.n. Humboldt Unspecified Comment
  UC176957  Centunculus minimus Joseph P. Tracy 1912-7-21 3782 Humboldt Northern Coast Region, Alton Alton; Northern Coast Region, Alton 30 Comment
  UC906720  Centunculus minimus Joseph P. Tracy 1942-6-15 17156 Humboldt Garberville 152 Comment
  UC162889  Cerastium arvense Mrs. M. H. Manning May 1902 Humboldt near Hupa Hupa Comment
  HSC79360  Cerastium arvense Kenneth Clark 1980-4-18 599 Humboldt Above Dead Man's gulch 175 Comment
  RSA20843  Cerastium arvense C. B. Wolf 1937-6-18 8883 Humboldt Table Bluff between Humboldt Bay and Eel River. 30 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
  UC1198317  Cerastium glomeratum Joseph P. Tracy 1934-3-11 13150 Humboldt Weitchpec 121 Comment
  UC668111  Cerastium glomeratum Joseph P. Tracy 1927-3-27 7849 Humboldt Trinity R. Valley at Willow Creek; Trinity R. Valley, Willow Creek 152 Comment
  UCD98057  Cerastium glomeratum H. E. Parks; S. T. Parks 1944-4-1 24279 Humboldt Spruce Cove, Trinidad. 60 Comment
  RSA239744  Cerastium glomeratum Larry E. DeBuhr 1973-4-23 987 Humboldt Richardson Grove Redwood State Park. Comment
  UC1199059  Cercis occidentalis Joseph P. Tracy 1939-4-29 16249 Humboldt Slate Creek Klamath River (mouth) 121 Comment
  HSC57698  Chaenactis douglasii var. douglasii G. L. Clifton, Griswold 1979-7-25 10927 Humboldt Near Red Cap Lake, close to the town of Forks of Salmon. 1784 Comment
  CAS-BOT-BC284539  Chaenactis glabriuscula var. heterocarpha Volney Rattan 1886-6-1 s.n. Humboldt Ukiah Comment
  UC1199377  Chamaemelum nobile J. P. Tracy 1896-8-7 14 Humboldt immediate vicinity of Eureka (on streets in Eureka, J Street) 0 Comment
  CAS-BOT-BC166040  Chamerion angustifolium subsp. circumvagum Peter H. Raven; R. Snow 1958-7-21 13651 Humboldt 2.9 miles south of Ferndale on road to Cape Mendocino Comment
  HSC76201  Chamerion angustifolium subsp. circumvagum Overton, Butler 1979-8-2 12521 Humboldt Near Bret Hole, close to the town of Hoopa 1554 Comment
  HSC98520  Chamerion angustifolium subsp. circumvagum Cara Witte 2008-8-6 998 Humboldt Board Camp Mountain; 1 mile south of Forest Service Road 4N38 and National Forest 1 intersection. 1416 Comment
  JEPS31528  Chamerion angustifolium subsp. circumvagum Lincoln Constance 1934-6-18 899 Humboldt swamp border of N. Dyerville Flat South Fork Eel River, Bull Creek Region (near S. Fork R.R. Sta. and P.O.) Comment
  JEPS39308  Chamerion angustifolium subsp. circumvagum W. L. Jepson 1927-7-3 12360 Humboldt Weott South Fork Eel River Comment
  CAS-BOT-BC68263  Cheilanthes gracillima J. H. Thomas 1949-6-13 923 Humboldt Six Rivers National Forest - along trail between Le Perron Flat and Whiteys Peak (East of town of Orleans). 1828 Comment
  CDA3059  Chenopodium ambrosioides B. F. Kemp 1957-11-8 511 -57 Humboldt Orrick. 0 Comment
  CAS-BOT-BC451383  Chimaphila menziesii Doris K. Kildale 1925-7-5 1027 Humboldt Willow Creek, Trinity River Valley 152 Comment
  CAS-BOT-BC451386  Chimaphila menziesii Henry M. Pollard 1946-9-2 s.n. Humboldt Orleans Nat. Trail 1524 Comment
  HSC54590  Chimaphila umbellata Overton, Butler 1979-7-24 9658 Humboldt Near Friday Camp, close to the town of Willow Creek. 1250 Comment
  UC1197600  Chimaphila umbellata Joseph P. Tracy 1932-7-16 10644 Humboldt woods near McKay Prairie (Trinity Summit); Trinity Summit 1584 Comment
  RSA119360  Chimaphila umbellata subsp. occidentalis S. S. Tillett 1956-7-6 616 Humboldt Along Bar Shanty Road, 9 mi. from Orleans. 945 Comment
  HSC22044  Chlorogalum pomeridianum var. pomeridianum D. G. Hauger 1967-7-15 26 Humboldt Comment
  RSA178559  Chrysolepis chrysophylla Joseph P. Tracy 1950-7-31 19239 Humboldt Grouse Mountain, top of mountain. 1524 Comment
  JEPS58688  Chrysolepis chrysophylla var. chrysophylla W. L. Jepson 1902-6 2150 Humboldt near McKee's (sw corner Humboldt County) 548 Comment
  UC1193060  Chrysolepis chrysophylla var. minor G. W. Tourtillott 1950-10-11 34 Humboldt 1 mi w Queens Peak 609 Comment
  JEPS15745  Cicuta douglasii Joseph P. Tracy 1925-7-5 7179 Humboldt near High Prairie (on Bald Mountain); Northern Coast Ranges, Bald Mountain 1066 Comment
  UC154047  Cicuta douglasii Joseph P. Tracy 1907-7-20 2597 Humboldt Region about Humboldt Bay, Northern Coast Region Humboldt Bay; Northern Coast Region, Humboldt Bay 0 Comment
  UC314621  Circaea alpina subsp. pacifica Joseph P. Tracy 1924-6-1 6691 Humboldt at crossing of the Kneeland Rd. Lawrence Creek; Northern Coast Ranges, Lawrence Creek 609 Comment
  JEPS59107  Cirsium arvense W. L. Jepson 1932-7-26 16403 Humboldt Bull Creek Comment
Read comments
Jan 17 2008
  UC582528  Cirsium arvense Joseph P. Tracy 1933-8-30 13013 Humboldt Grouse Mountain 1524 Comment
  CAS-BOT-BC285531  Cirsium occidentale var. candidissimum Doris K. Kildale 1928-6-24 5275 Humboldt Horse Mountain 914 Comment
  UC204833  Cirsium occidentale var. venustum Joseph P. Tracy 1918-7-3 4988 Humboldt Wilder Ridge Northern Coast Ranges, Wilder Ridge 762 Comment
  CAS-BOT-BC288712  Cirsium remotifolium Joseph P. Tracy 1930-7-21 8887 Humboldt Bear River RIdge Comment
  UC1199256  Cirsium remotifolium Joseph P. Tracy 1921-7-10 5851 Humboldt Big Lagoon Northern Coast Region, Big Lagoon 6 Comment
  UC302187  Cirsium remotifolium Joseph P. Tracy 1926-7-5 7740 Humboldt Iaqua Northern Coast Ranges, Iaqua 609 Comment
  UC668206  Cirsium remotifolium Joseph P. Tracy 1938-7-6 16025 Humboldt Big Lagoon 30 Comment
  UC582534  Cirsium remotifolium var. rivulare Joseph P. Tracy 1931-6-28 9596 Humboldt lower foothills of nw slope of Buck Mountain 914 Comment
  CAS-BOT-BC285772  Cirsium vulgare Carl B. Wolf 1927-8-22 803 Humboldt Big Lagoon Comment
  UCD130811  Cirsium vulgare Linda M. Barker 1976-8-24 1684 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  HSC89489  Cirsium vulgare P. A. Daly 1986-2-28 65 Humboldt Trinidad Head, along trail 61 Comment
  UCD104025  Clarkia amoena K. Esau 1934-5-7 s.n. Humboldt Above Fort Seward. 457 Comment
  CAS-BOT-BC160959  Clarkia amoena subsp. amoena S. K. Harris; J. P. Tracy 1936-6-10 3277 Humboldt West of the South Fork of the Trinity River near its mouth 640 Comment
  UC20318  Clarkia amoena subsp. whitneyi H. N. Bolander 1866-1 6534 Humboldt Shelter Cove; ; Shelter Cove, Humboldt Co. Comment
  UC144067  Clarkia concinna subsp. concinna Joseph P. Tracy 1908-6 2742 Humboldt nw slope Buck Mountain; Northern Coast Ranges 762 Comment
  UC153945  Clarkia davyi Joseph P. Tracy 1910-4-24 3127 Humboldt Ocean Beach Northern Coast Region, Humboldt Bay Comment
  HSC89901  Clarkia davyi Leonel Arguello 1989-6-24 Humboldt Lanphere-Christensen Dunes Preserve, 3 mi. W of Arcata, end of the Fernstrom-Root trail Comment
  CAS-BOT-BC172514  Clarkia purpurea subsp. quadrivulnera Paul F. Covel 1937-7-11 888 Humboldt Near Garberville Comment
  UC180230  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1914-7-5 4569 Humboldt High Prairie Northern Coast Ranges, Bald Mountain 1066 Comment
  UC668286  Clarkia rhomboidea Joseph P. Tracy 1937-7-24 15527 Humboldt 2 mi se Devil's Hole; Trinity Summit 1524 Comment
  UCD100612  Claytonia exigua Thomas W. Nelson; James L. Nelson 1980-6-10 5435 Humboldt Along the east side of Red Mountain. 1371 Comment
  HSC41230  Claytonia lanceolata Brad Klipfel 1974-5-8 318 Humboldt Horse Mtn. Comment
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Sep 23 2019
  HSC45629  Claytonia perfoliata Diane L. Reed 1978-4-22 29 Humboldt Tish Tang Campground, 5 mi. N of Willow Creek on Hwy. 96 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
  HSC104454  Claytonia rubra subsp. rubra Jeff Barrett, Keleigh Deitsch, Tessa Purdy 2014-4-13 6 Humboldt Samoa Peninsula, Fairhaven, along south side of Bay Street 5 Comment
  HSC32145  Claytonia rubra subsp. rubra D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5610 Humboldt Mt. Lassic and two smaller peaks to immediate E 1768 Comment
  HSC36878  Claytonia rubra subsp. rubra J. P. Smith, J. O. Sawyer, J. Cole 1976-4-18 8614 Humboldt Bald Hills Rd., 17 mi. E of its jct. with Hwy. 101 854 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
  HSC71826  Claytonia saxosa Thomas W. Nelson, Jane P. Nelson 1980-6-27 5957 Humboldt Saddle between Mt. Lassic and peak to E 1677 Comment
  HSC31553  Claytonia sibirica Glenn McGourty 1974-5-11 43 Humboldt Along Maple Creek Rd. Comment
  JEPS43236  Claytonia sibirica W. L. Jepson 1934-5-7 16694 Humboldt Bull Creek Flat; Bull Creek Comment
  SD38113  Claytonia sibirica Marie Cummings 1933-5-22 110 Humboldt Near Blockburg Comment
  SEINET11942406  Claytonia sibirica H. P. Chandler 1901-1 1264 Humboldt North Coast Ranges, Redwood Belt 152 Comment
  HSC24331  Claytonia washingtoniana C. E. Fellows 1971-6-7 453 Humboldt 0.2 mi. E of RR track on West End Rd., above the Mad River Comment
  CAS-BOT-BC92594  Clematis ligusticifolia Henry M. Pollard 1948-7-23 s.n. Humboldt Near Orleans. Comment
  CAS-BOT-BC499340  Clintonia andrewsiana Doris K. Kildale 1926-3-26 1638 Humboldt Old Kneeland Road 60 Comment
  SEINET12047066  Clintonia andrewsiana Unknown 1972-1 s.n. Humboldt Humboldt State University Forest, W of campus with city limits of Arcata 198 Comment
  UC179954  Clintonia andrewsiana Joseph P. Tracy 1914-5-17 4473 Humboldt between Ryans Slough and Freshwater Creek (at the Cumens Claim, region about Humboldt Bay); Northern Coast Region 304 Comment
  JEPS4632  Collinsia grandiflora Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-14 3409 Humboldt on long high ridge between Mad River and Redwood Creek (Bald Mountain); High Prairie 1066 Comment
  JEPS6215  Collinsia grandiflora Joseph P. Tracy Jan 1917 4777 Humboldt Eureka Comment
  HSC66825  Collinsia greenei Gail Newton 1980-7-15 1555 Humboldt Near Sims Mtn. 1311 Comment
  HSC73177  Collinsia linearis M. A. Baker 1980-5-18 1335 Humboldt Near Black Mtn. 792 Comment
  JEPS7425  Collinsia linearis Joseph Burtt Davy and Walter C. Blasdale 1899-5 5682 Humboldt Hupa Mt.; North Coast Ranges Comment
  HSC100660  Collinsia rattanii Carl C. Marshall Jul 1887 414 Humboldt Spruce Grove. Comment
  HSC98863  Collomia grandiflora Cara Witte 2008-8-5 985 Humboldt Buck Flat. Intersection of National Forest 1 and Forest Service Road 5N01. 1569 Comment
  UC52837  Collomia grandiflora Joseph Burtt Davy and Walter C. Blasdale 1899-5 5770 Humboldt hills around Hoopa Valley 304 Comment
  HSC58012  Collomia heterophylla G. L. Clifton 1979-7-31 11810 Humboldt Near Tish Tang A Tang Creek, close to the town of Hoopa. 1356 Comment
  HSC70375  Collomia heterophylla M. A. Baker 1980-6-7 1780 Humboldt Near Brush Mtn. 287 Comment
  UC978533  Collomia tracyi Joseph P. Tracy 1927-6-12 8161 Humboldt in slide rock Northern Coast Ranges, Horse Mountain 1066 Comment
  UC1222614  Conium maculatum Joseph P. Tracy 1950-6-8 18768 Humboldt near Petrolia (Hills between town and ocean) Comment
  UC164847  Conyza canadensis Joseph P. Tracy 1911-7-9 3458 Humboldt near its mouth along Willow Creek; Northern Coast Ranges, Tributary of Trinity River, Willow Cr 182 Comment
  CHSC115028  Coptis laciniata Jessica O'Brien 2011-5-2 Humboldt S of the Van Duzen River and SW of Dinsmore. Cheers THP. 808 Comment
  UC1196210  Coptis laciniata Joseph P. Tracy 1923-4-15 6194 Humboldt Northern Coast Ranges, Bald Mountain, near the Bald Mt. House Bald Mountain; Northern Coast Ranges, Bald Mountain 914 Comment
  CAS-BOT-BC133715  Corallorhiza Doris Kildale Gillespie 1931-6-7 10659 Humboldt Field redacted by CAS, contact the data manager for more information Comment
  UC14966  Corallorhiza maculata Harley P. Chandler June, 1901 1395 Humboldt Hupa Indian Reservation North Coast Ranges 152 Comment
  JEPS8448  Corallorhiza maculata Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-14 3421 Humboldt Snow Camp Bald Mountain ridge (edge of meadow, ridge between Mad River and Redwood Creek) 1432 Comment
  HSC28082  Corallorhiza mertensiana J. D. Ackerman, A. Montalvo 1973-7-4 94 Humboldt Grogan Hole Rd, 18 mi. E of Hoopa Comment
  HSC44843  Corallorhiza mertensiana Thomas W. Nelson, Jane P. Nelson 1977-7-1 3566 Humboldt N side of ridge between Bear Creek & Blanket Creek 1524 Comment
  HSC99048  Corallorhiza mertensiana Cara Witte 2007-6-20 315 Humboldt National Forest 1. 1.5 miles south of Titlow Hill. 1439 Comment
  HSC76251  Cordylanthus tenuis subsp. viscidus Denis Kearns 1981-7-6 64 Humboldt Near Mosquito Lake 1256 Comment
  CAS-BOT-BC101150  Corethrogyne filaginifolia Joseph P. Tracy 1938-7-15 16059 Humboldt fields at Bucksport, at Eureka 6 Comment
  UC725642  Corethrogyne filaginifolia A. A. Heller 1924-7-23 13874 Humboldt Little River Comment
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Sep 29 2006
  POM199566  Corethrogyne filaginifolia var. californica Jos. Burtt Davy 1899-6-30 2185 Humboldt Near Ferndale Comment
  HSC45638  Cornus nuttallii Diane L. Reed 1978-4-22 35 Humboldt Tish Tang Campground, 5 miles north of Willow Creek on State Hwy. 96. Comment
  UC1196910  Cornus nuttallii Joseph P. Tracy 1922-4-30 6031 Humboldt Trinity R. Valley near Willow Creek; Northern Coast Ranges, Trinity R. Valley 152 Comment
  JEPS79877  Cornus sericea subsp. sericea Joseph P. Tracy 1927-11-6 8392 Humboldt along Yager Creek Carlotta; Northern Coast Ranges 60 Comment
  HSC70754  Cornus sessilis R. York 1980-5-17 529 Humboldt Near Le Perron Peak. 415 Comment
  UC154069  Cornus sessilis Joseph Burtt Davy and Walter C. Blasdale 1899-6-19 5634 Humboldt Hoopa Mt. North Coast Ranges, Hoopa Mt. Comment
  UC215327  Corylus californica Huron H. Smith 1911-7-7 3933 Humboldt Bull Creek Comment
  HSC99445  Corylus cornuta var. californica K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-7-7 95 Humboldt Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. 1433 Comment
  POM270388  Corylus cornuta var. californica Lyman Benson 1927-7-12 621 Humboldt Weott Ranger Station; Mt. Range: Seaward N Coast; River: South Fork Eel. 61 Comment
  SD117460  Cotoneaster franchetii Robert F. Thorne 1974-7-29 45072 Humboldt Samoa Dunes Comment
  CDA7475  Cotula coronopifolia L. Tauzer 2002-5-3 43 Humboldt Arcata Marsh, Arcata. Comment
  HSC5431  Cotula coronopifolia H. E. Parks Sep 1941 24211 Humboldt Little River Beach Park, along highway Comment
  UCR37534  Crassula connata L. P. Janeway 1983-5-1 256 Humboldt Northern Coast, North Spit (Samoa Peninsula). Sand dunes west of Samoa Rd and north of Coast Guard Station 6 Comment
  RSA600661  Crataegus douglasii Louis C. Wheeler 1950-8-14 6780 Humboldt 5 mi. east of Shelter Cove. Comment
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Jun 20 2011
  RSA89624  Crataegus monogyna E. K. Balls, Percy C. Everett 1953-10-13 18652 Humboldt 1 mile N of Arcata along Hwy 101. 6 Comment
  HSC97308  Crataegus suksdorfii M. Mesler 2006-6-6 610 Humboldt Big Hill Rd. 11.4 mi. E of Hwy. 96 at Six Rivers Forest boundary 1463 Comment
  CAS-BOT-BC291488  Crepis capillaris David D. Keck; J. Clausen 1935-6-16 3397 Humboldt Orick Comment
  JEPS36416  Crepis capillaris W. L. Jepson 1932-8-8 16531 Humboldt near Dyerville; Perrott Creek 304 Comment
  SD39859  Crepis capillaris Edith A. Purer 1932-7-30 4679 Humboldt South or Orick Comment
  UC1409183  Crepis capillaris Robert F. Thorne and P. Everett 1965-8-8 35236 Humboldt Eureka; n edge, e of Hwy 101 4 Comment
  BLMAR759  Cryptantha Jennifer Wheeler 2015-5-12 759 Humboldt King range, Along Telegraph Ridge btwn Oat and Spanish 670 Comment
  HSC100402  Cryptantha Carl C. Marshall 428 Humboldt Perrington. Comment
  HSC40818  Cryptantha affinis Thomas W. Nelson, Jane P. Nelson 1976-6-22 2851 Humboldt Along road to Goat Hill at spring. 1646 Comment
  UC1222272  Cryptantha milobakeri Joseph P. Tracy 1949-8-11 18469 Humboldt 2 to 6 mi s Grouse Mt. (e of headwaters of Redwood Creek, electric power line southward); Kinsey Ridge 1280 Comment
  UC1239650  Cryptantha torreyana Joseph P. Tracy 1923-6-3 6259 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC164379  Cryptantha torreyana Harley P. Chandler Jun 1901 1541 Humboldt Klamath River North Coast Ranges 304 Comment
  HSC55144  Cryptogramma acrostichoides G. L. Clifton, Griswold 1979-8-1 12045 Humboldt Near N Trinity Mtn., close to the town of Hoopa. 1798 Comment
  HSC73699  Cuscuta californica M. A. Baker 1980-7-15 2970 Humboldt Near Whiting Ridge. 1341 Comment
  UCSB24335  Cuscuta californica Tracy, Joseph 1930-7-16 Humboldt South Fork Mountain; openings in fir forest near McKay Camp 1676 Comment
  HSC95576  Cuscuta pacifica var. pacifica Andrea Pickart 2002-8-8 190 Humboldt Arcata Marsh at end of I st. 0 Comment
  HSC63068  Cuscuta salina David Wheeler 1979-5-28 151 Humboldt S end of sewage oxidation ponds Comment
  UC1239627  Cynoglossum grande Joseph P. Tracy 1927-7-4 8241 Humboldt S. Yager Creek Valley Northern Coast Ranges, S. Yager Creek Valley 762 Comment
  HSC45050  Cynosurus echinatus R. Sutherland 1978-4-24 3 .24478 Humboldt Kinsey Ridge above Oat Creek 396 Comment
  HSC45219  Cynosurus echinatus M. Alcasas 1978-6-3 126 Humboldt Titlow Hill Rd., 0.3 mi. from Hwy. 299 869 Comment
  HSC47794  Cynosurus echinatus Michael A. Watkins 1978-6-10 14 Humboldt Arcata, E side of 7th St. overpass to Hwy. 101 Comment
  HSC53799  Cynosurus echinatus Griswold, Butler 1979-7-10 6219 Humboldt Near Kinsey Ridge, close to the town of Willow Creek 1244 Comment
  HSC68940  Cynosurus echinatus Jacqueline Greenleaf 1980-8-12 326 Humboldt Near Pistol Spring. 1082 Comment
  UC302157  Cypripedium californicum Joseph P. Tracy 1926-6-27 7669 Humboldt Horse Mountain Northern Coast Ranges 1463 Comment
  RSA783324  Cytisus scoparius R. R. Halse 2010-3-25 7856 Humboldt Along US Hwy 101 ca. 9.7 miles S of Orick. 5 Comment
  CAS-BOT-BC189764  Dactylis glomerata F. W. Peirson 1933-7-12 3655 Humboldt 5 miles north of Orick. Comment
  HSC9539  Dactylis glomerata E. W. Styskel 1963-5-16 25 Humboldt 3.0 mi. SE of Korbel on Snow Camp Rd. 290 Comment
  HSC9542  Dactylis glomerata S. R. Johnson 1965-5-10 54 Humboldt 1.0 mi. N of Luffenholtz Beach Comment
  RSA730951  Dactylis glomerata Gary D. Wallace 1979-6-22 1851 Humboldt Eureka. Parking lot, 6 Rivers National Forest headquarters. Comment
  HSC73543  Danthonia californica Gail Newton 1980-7-14 1468 Humboldt Near Last Chance Ridge. 1219 Comment
  SEINET200656 Image available Danthonia californica Joseph P. Tracy, H. E. Parks 1931-5-31 9548 Humboldt Kneeland Prarie. 792 Comment
  RSA34244  Danthonia californica var. americana L. Larsen 1935-5-25 s.n. Humboldt Redway [county not specified on label] Comment
  UC181243  Danthonia californica var. americana Joseph P. Tracy 1913-6-13 4098 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River, Dinsmore's 762 Comment
  HSC71592  Daucus carota M. A. Baker 1980-6-26 2403 Humboldt Near Sims Creek 610 Comment
  HSC21481  Daucus pusillus D. E. Anderson 1962-7-10 2247 Humboldt Luffenholtz Beach, about 2 mi. S of Trinidad along old Hwy. 101 Comment
  HSC56235  Delphinium glaucum Walter Overton 1979-8-1 12316 Humboldt Near Packsaddle Ridge, close to the town of Hoopa 1341 Comment
  RSA152334  Delphinium hesperium Joseph P. Tracy 1948-6-20 18070 Humboldt Trinity River Valley, Willow Creek Comment
  HSC100614  Delphinium hesperium Carl C. Marshall Jun 1886 80 Humboldt Redwood region. Comment
  RSA44425  Delphinium hesperium E. K. Balls, Lee W. Lenz 1956-6-12 21665 Humboldt 9.1 miles NE from Blue Lake along Hwy 299, Arcata to Willow Creek. Comment
  SEINET6907329  Delphinium hesperium W. P. Vestal, A. G. Vestal 1937-6-20 s.n. Humboldt About 4 miles north of Petrolia. Comment
  HSC32132  Delphinium nuttallianum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5603 Humboldt Mt. Lassic and two smaller peaks to immediate E 1768 Comment
  UCR32113  Delphinium trolliifolium David J. Keil 1983-7-2 17344 Humboldt 21 miles south of SR 299 along Titlow Hill Rd., SW of Willow Creek 1300 Comment
  HSC37428  Delphinium trolliifolium D. W. Snell 1964-4-18 49 Humboldt Mad River bottom, 3 mi. N of Blue Lake Comment
  SEINET12099650  Delphinium trolliifolium J. P. Tracy 1951-1 19559 Humboldt halfway between Snow Camp and Twin Lakes (at Charley Preston's old gate near the road) Comment
  UC1334522  Delphinium trolliifolium G. A. L. Mehlquist and J. A. Jenkins 1940-5-23 17 Humboldt Comment
  SEINET4566835  Deschampsia cespitosa J. Davy, W. Blasdale 1899-1 6213 Humboldt Eureka Comment
  UC1100295  Deschampsia cespitosa subsp. beringensis Malcolm A. Nobs and S. Galen Smith 1949-8-3 1167 Humboldt 1 mi. s. Fields Landing; Eel R. Valley Comment
  CAS-BOT-BC192545  Deschampsia cespitosa subsp. holciformis J. B. Davy; W. C. Blasdale 1899-5-1 6214 Humboldt Eureka Comment
  RSA10094  Deschampsia danthonioides Joseph P. Tracy 1932-7-14 10538 Humboldt Klamath Mountains, Trinity Summit; At Corral Prairie 1524 Comment
  BLMAR267  Deschampsia elongata Jennifer Anthony-Wheeler 1999-6-16 267 Humboldt Headwaters Forest Reserve, growing near beginning of wildlife rd 524 Comment
  CAS-BOT-BC201772  Deschampsia elongata W. R. Dudley 1899-6-1 s.n. Humboldt Bull Creek & Eel River Comment
  CDA31675  Deschampsia elongata T. C. Fuller 1962-8-6 9363 Humboldt Near Hwy 299 to Blue Lake, 2.6 miles east of Bald Mtn. Summit Rd., 1 miles west of Green Point School. 0 Comment
  HSC103072  Deschampsia elongata Sydney Carothers 2014-6-12 13 Humboldt Six Rivers National Forest, Lassics Botanical Area, Red Lassic. Near upper pond and rustic camp site. 1706 Comment
  UC526670  Deschampsia elongata Joseph P. Tracy 1933-7-25 12872 Humboldt Grouse Mt. North Coast Ranges, Grouse Mt. 1524 Comment
  HSC22052  Dicentra formosa B. D. Rogers, D. E. Anderson 1965-4-1 414 Humboldt 4 mi. SE of Arcata along Jacoby Creek Comment
  CAS-BOT-BC402409  Dicentra formosa subsp. formosa Eliz. Parsons Hawver 1915-6-1 s.n. Humboldt Carlotta Comment
  JEPS91306  Dicentra formosa subsp. formosa Dean W. Taylor 1971-5-2 1065 Humboldt Comment
  UC1198178  Dichelostemma X venustum Joseph P. Tracy 1947-5-10 17683 Humboldt Miranda, along the South Fork of Eel River South Fork of Eel River 121 Comment
  UC1198182  Dichelostemma X venustum Joseph P. Tracy 1927-5-21 8066 Humboldt s end Humboldt Bay; Salmon Creek Valley 15 Comment
  JEPS64179  Dichelostemma capitatum Lincoln Constance 1934-6-19 914 Humboldt near Grasshopper Peak summit; South Fork Eel River, Bull Creek Region 914 Comment
  UC1281812  Dichelostemma capitatum Richard Spellenberg 1965-6-14 1121 Humboldt about 2 mi e Kneeland; Kneeland Prairie Comment
  UC15031  Dichelostemma capitatum P. E. Goddard 1901-7-8 33 Humboldt Hupa Comment
  JEPS64151  Dichelostemma capitatum Milo S. Baker 137 Humboldt South Fork Yager Creek Comment
  HSC3082  Dichelostemma capitatum subsp. capitatum R. Spellenberg 1965-6-14 1121 Humboldt 2 mi. E of Kneeland, Kneeland Prairie Comment
  HSC95583  Dichelostemma capitatum subsp. capitatum Andrea Pickart 2002-5-13 99 Humboldt Lamphere Dunes, Humboldt National Wildlife Refuge Comment
  UC1950087  Dichelostemma capitatum subsp. capitatum Barbara Ertter with Thomas J. Delendick 1987-5-16 6927 Humboldt near seepage on N side of road; S-facing slope; Vista Point just W of Berry Summit on Hwy 299, ca 15 airmiles E of Arcata Comment
  UCD139216  Dichelostemma capitatum subsp. capitatum K. Esau 1934-5-7 s.n. Humboldt above Fort Seward. 457 Comment
  HSC48851  Dichelostemma ida-maia Brad Klipfel 1973-7-15 210 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  CAS-BOT-BC501019  Dichelostemma ida-maia L. R. Abrams 1918-6-16 7135 Humboldt Willow Creek Comment
  CAS-BOT-BC501023  Dichelostemma ida-maia H. C. Cantelow 1935-5-30 850 Humboldt Near Garberville Comment
  CAS-BOT-BC501026  Dichelostemma ida-maia H. D. Ripley; R. C. Barneby 1945-6-16 6810 Humboldt S. of Weott 91 Comment
  JEPS508  Dichelostemma ida-maia Joseph P. Tracy 1937-7-19 15450 Humboldt nw slope Buck Mountain 914 Comment
  UC535761  Dichelostemma ida-maia Eleanor Armstrong 1934-5-17 Humboldt n of Redway Comment
  UCSB13002  Dichelostemma ida-maia Muller, Katherine 1954-6-21 Humboldt Mad River Camp #2 on Mad River, below Ruth P.O. Comment
  HSC71603  Dichelostemma multiflorum M. A. Baker 1980-6-26 2408 Humboldt Near Sims Creek 610 Comment
  CAS-BOT-BC500979  Dichelostemma multiflorum L. R. Abrams 1918-6-15 7113 Humboldt Brannan Mt near Willow Ck. 1371 Comment
  SEINET12269089  Digitalis purpurea K. S. Erdman 1970-1 4770 Humboldt Counts Hill Prairie on Bald Hill Rd Se of Orick 13 mi 853 Comment
  UC1145032  Digitaria ischaemum Joseph P. Tracy 1950-9-22 19371 Humboldt 8 mi below Orleans (near Slate Creek, Klamath River); Klamath River, near Slate Creek 121 Comment
  UC1103232  Digitaria sanguinalis Joseph P. Tracy 1930-10-12 9212 Humboldt Alton to Fortuna; Eel River 15 Comment
  CAS-BOT-BC150344  Diplacus aurantiacus C. C. Harris; S. K. Harris 1936-6-9 s.n. Humboldt Above Carlotta 60 Comment
  RSA520552  Disporum hookeri var. hookeri Michael A. Hanson 1990-5-22 83 Humboldt Between Weitchpec and Orleans on Bluff Creek Road, 4.6 miles (7.4) west of highway 96. Comment
  RSA1510  Disporum smithii E. R. Johnson 1929-08 1414 Humboldt Arcata Redwood Park 76 Comment
  UC1197653  Disporum smithii J. P. Tracy 1906-4-22 2417 Humboldt immediate vicinity of Eureka 0 Comment
  POM188116  Disporum smithii Marcus E. Jones 1931-7-14 29227 Humboldt South of Eureka Comment
  HSC71215  Distichlis spicata Thomas W. Nelson, Doris K. Niles 1979-5-19 4693 Humboldt Tidal marsh at mouth of Eel River, Crab Park, N of County Park. Comment
  HSC93509  Distichlis spicata Gordon Leppig, Sylvia Leppig 1998-9-17 1101 Humboldt Arcata Marsh and Wildlife Sanctuary, W of railroad trestle. Comment
  SEINET201055 Image available Dodecatheon alpinum Joseph P. Tracy 1932-7-14 10565 Humboldt Trinity Summit, Corral Prarie. 1585 Comment
  SEINET201059 Image available Dodecatheon hendersonii Joseph P. Tracy 1927-5-15 8061 Humboldt Hoopa Mountain; near summit on road west from Hoopa to Bair's. 1067 Comment
  UC1222564  Dodecatheon hendersonii Joseph P. Tracy 1950-5-7 18645 Humboldt on the road to South Yager Valley about 5 mi n Bridgeville; n of Bridgeville 198 Comment
  HSC82394  Dodecatheon jeffreyi Thomas W. Nelson 1979-7-11 5007 Humboldt N Trinity Mtn. and ridge to E. 1829 Comment
  RSA181633  Downingia elegans Doris K. Niles 1940-7-20 2 Humboldt Summit of Friday Ridge road, Grouse Mt. 1829 Comment
  UC168983  Downingia willamettensis Joseph P. Tracy 1911-6-30 3271 Humboldt near Hydesville; Northern Coast Region 60 Comment
  RSA178586  Downingia yina Joseph P. Tracy 1951-6-21 19527 Humboldt back of Everett Beck House (formerly George Fray) bed of former Goose Lake, Hydesville. 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
  RSA0011675  Drosera rotundifolia Norman Dennis 1965-6-30 140 Humboldt Big Lagoon County Park, southwest corner of Big Lagoon. Comment
  HSC18764  Drymocallis glandulosa J. E. Lankila 1962-5-6 10 Humboldt West bank of Eel River across form Shively about 500 ft. from Bear Creek Comment
  CAS-BOT-BC159611  Drymocallis glandulosa var. glandulosa Carl B. Wolf 1937-6-19 8908 Humboldt Van Duzen River at Dunns Mill, 5 mi. below Bridgeville 91 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
  HSC58166  Drymocallis lactea var. lactea G. L. Clifton, Griswold 1979-8-2 12232 Humboldt Near Oregon Creek, close to the town of Hoopa 1663 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
  UC197923  Dryopteris expansa Joseph P. Tracy 1914-6-7 4491 Humboldt N Fork Eel River Alton; Northern Coast Region 30 Comment
  UCSB30621  Dryopteris expansa Edwards, David 1974-9-2 Humboldt ca. 5ft N of dirt road, ca. 350 ft from its junction with Fickle Hill Rd., Arcata. 106 Comment
  UC1198834  Dudleya farinosa J. P. Tracy 1907-7-4 2581 Humboldt betw Little River and Trinidad 30 Comment
  UC727117  Dudleya farinosa A. A. Heller 1924-7-10 16164 Humboldt near Trinidad (Moonstone Beach) Comment
  JEPS19987  Dulichium arundinaceum Joseph P. Tracy 1938-9-25 16173 Humboldt Bald Mountain at Lake Prairie Bald Mountain; , Lake Prairie 1066 Comment
  UC1103659  Eleocharis bella Joseph P. Tracy 1931-9-7 9651 Humboldt Willow Creek Trinity River Valley 152 Comment
  CAS-BOT-BC112840  Eleocharis macrostachya LeRoy Abrams 1922-6-25 8267 Humboldt Big Lagoon, south of Orick Comment
  UC666874  Eleocharis macrostachya Joseph P. Tracy 1934-7-14 13400 Humboldt near Blue Lake (along Mad River) Comment
  HSC7307  Eleocharis macrostachya D. E. Anderson 1961-9-9 1783 Humboldt Along Hwy. 101 Comment
  UCD49791  Eleocharis macrostachya Thomas Nelson 1977-9-22 3749 Humboldt Humboldt County. In drainage ditch along east side of State Route 101 just north of the Eureka Airport. Comment
  UC666879  Eleocharis pachycarpa Joseph P. Tracy 1935-6-8 13947 Humboldt Dry Lagoon (along coast in front of South End of Stone Lagoon) 3 Comment
  RSA246877  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-8-9 35338 Humboldt Along Highway 101 about 3 miles north of Eureka. 2 Comment
  UCR63392  Eleocharis pauciflora H. E. Parks 1934-1 5275 Humboldt North Coast, Spruce Cove, Trinidad Comment
  RSA129272  Elymus glaucus H. S. Yates 1936-6-17 5695 Humboldt Lower N.W. slope of Buck Mt.; South Fk. Pk. 793 Comment
  UC1103204  Elymus glaucus Joseph P. Tracy 1908-6 2856 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  UC526798  Elymus glaucus Joseph P. Tracy 1926-6-20 7652 Humboldt Horse Mountain Northern Coast Ranges 1402 Comment
  UC53395  Elymus glaucus Joseph Burtt Davy and Walter C. Blasdale 1899-6-16 5565 Humboldt Alton Comment
  CAS-BOT-BC203474  Elymus glaucus subsp. glaucus Harold E. Parks; Joseph P. Tracy 1934-6-14 11026 Humboldt Horse Mt. 1371 Comment
  SEINET200644  Elymus glaucus subsp. jepsonii J. P. Tracy 1933-8-6 12950 Humboldt French Camp Ridge 0 Comment
  CAS-BOT-BC203799  Elymus glaucus subsp. virescens Joseph P. Tracy 1927-6-26 8213 Humboldt Stone Lagoon 6 Comment
  UC682043  Elymus glaucus subsp. virescens G. L. Stebbins Jr. and G. L. Church 1941-5-26 3106 Humboldt just n Little River (s of Trinidad, bluff facing sea) Comment
  UC526785  Elymus multisetus Joseph P. Tracy 1933-7-25 12893 Humboldt Grouse Mountain North Coast Ranges 1524 Comment
  UCD62561  Elymus repens R. Tofsrud 1949-7-1 Humboldt Ferndale. Comment
  CAS-BOT-BC204333  Elymus trachycaulus subsp. trachycaulus David D. Keck 1948-7-1 5969 Humboldt South side of Big Lagoon Comment
  HSC54564  Epilobium brachycarpum Overton, Butler 1979-7-24 9583 Humboldt Near Titlow Hill, close to the town of Willow Creek. 1250 Comment
  CAS-BOT-BC166891  Epilobium canum subsp. latifolium Lester Rowntree 1937-8-15 s.n. Humboldt Maple Creek east of Eureka Comment
  SBBG60143  Epilobium canum subsp. latifolium L. Rowntree 1931-7-21 Humboldt Mattole River Comment
  HSC55011  Epilobium ciliatum G. L. Clifton 1979-7-31 11379 Humboldt Near Tish Tang A Tang Creek, close to the town of Hoopa. 1356 Comment
  UC146135  Epilobium ciliatum subsp. ciliatum Joseph P. Tracy 1909-7-31 3053 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC583074  Epilobium ciliatum subsp. ciliatum P. A. Munz 1936-8-9 14330 Humboldt roadside on Redwood Hwy 5 mi n Humboldt-Mendocino Co. line; South Fork Of Eel River Comment
  HSC103258  Epilobium ciliatum subsp. glandulosum John McRae 2012-9-11 Humboldt Six Rivers National Forest, Trinity Mountain Quad, Lower Trinity District, Tish Tang Creek. 1311 Comment
  HSC39947  Epilobium ciliatum subsp. watsonii Linda M. Barker 1976-7-5 1637 Humboldt 3 mi. W of Arcata Comment
  HSC16346  Epilobium ciliatum subsp. watsonii D. E. Anderson 1961-8-25 1742 Humboldt 1.5 mi. S of Trinidad Comment
  HSC98733  Epilobium densiflorum Cara Witte 2007-8-9 633 Humboldt Spike Buck Mountain. Forest Service Road 5N18. 1584 Comment
  UC1222858  Epilobium densiflorum Joseph P. Tracy 1950-6-18 18843 Humboldt Davis Creek Cape Mendocino (ditch, s of point of Cape) 3 Comment
  JEPS31500  Epilobium foliosum Joseph P. Tracy 1939-5-30 16302 Humboldt Dinsmore's Ranch Northern Coast Ranges, Van Duzen River (opposite Buck Mountain) 670 Comment
  JEPS31498  Epilobium glaberrimum subsp. glaberrimum Joseph P. Tracy 1936-8-7 15102 Humboldt head of Little Hors-Linto Creek Trinity Summit 1524 Comment
  HSC45464  Epilobium hallianum Thomas W. Nelson, Jane P. Nelson 1978-7-2 4390 Humboldt SE of E peak of the Mount Lassic group 1616 Comment
  UC505114  Epilobium hallianum Joseph P. Tracy 1932-7-14 10533 Humboldt Corral Prairie Klamath Mountains, Trinity Summit (meadow) 1524 Comment
  HSC48028  Epilobium minutum Brad Klipfel 1974-6-25 432 Humboldt Horse Mtn. Comment
  HSC73548  Epilobium minutum Gail Newton 1980-7-14 1473 Humboldt Near Last Chance Ridge 1219 Comment
  HSC78650  Epilobium minutum D. K. Imper 1982-7-13 1484 Humboldt Near Chaparral Mtn. 1386 Comment
  HSC49630  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1977-5-30 3401 Humboldt Mckeown Ranch N of Dinsmore, Mad River 610 Comment
  UC552238 Image available Epilobium oreganum Joseph P. Tracy 1933-7-25 12835 Humboldt Grouse Mountain North Coast Ranges Comment
  CAS-BOT-BC171848  Epilobium septentrionale Carl D. Duncan 1920-9-22 s.n. Humboldt Hoopa Valley, Hoopa Indian Reservation Comment
  CHSC12021  Epilobium septentrionale R. N. Bowman 1971-9-12 52 Humboldt Located ca. 1.7 mi se of Myers Flat off of Hwy 101. Ca. 4 ft. above s fork Eel River on e bank. 1066 Comment
  UC1225850  Epipactis gigantea Joseph P. Tracy 1948-8-22 18107 Humboldt Blue Slide Van Duzen River 91 Comment
  UC667937  Equisetum arvense Joseph P. Tracy 1937-7-2 15391 Humboldt ne of Hawkins Bar Happy Camp Mt.; Trinity Summit Range 1280 Comment
  UC1239788  Equisetum hyemale subsp. affine Joseph P. Tracy 1936-6-3 14844 Humboldt at Willow Creek Trinity River Valley 152 Comment
  RSA53858  Equisetum laevigatum Henry M. Pollard 1946-8-27 s.n. Humboldt South side of Klamath River, near Boyce Creek Orleans region Comment
  HSC79438  Equisetum telmateia subsp. braunii Kenneth Clark 1980-6-14 699 Humboldt Shelter Cove, W slope above Dead Man's Gulch 91 Comment
  CAS-BOT-BC284095  Eragrostis pectinacea var. pectinacea Peter Rubtzoff 1968-9-4 5958 Humboldt Goulds Bar, South Fork Eel River southeast of Weott Comment
  CAS-BOT-BC299913  Erechtites minimus Carl B. Wolf 1927-8-22 769 Humboldt Big Lagoon Comment
  RSA44358  Erechtites minimus H. M. Pollard 1948-7-21 s.n. Humboldt Near Ferrian Ranch, Orleans. Comment
  UC1198999  Eremocarpus setiger Joseph P. Tracy 1911-7-8 3452 Humboldt near mouth of Willow Creek; Northern Coast Ranges, Valley of Trinity River 152 Comment
  HSC102066  Eremogone congesta var. congesta M. R. Mesler, Robin Bencie, K. A. Wayman 2011-8-2 968 Humboldt Crogan Rocks, ~.25 mi. east of Crogan Hole 1759 Comment
  CAS-BOT-BC58929  Erica T. C. Fuller 1961-3-22 5938 Humboldt N. slope Humboldt Hill, Eureka Comment
  CAS-BOT-BC298298  Ericameria nauseosa var. speciosa Joseph P. Tracy 1929-8-18 8652 Humboldt Larrabee Valley 701 Comment
  UC1223012  Erigeron annuus Joseph P. Tracy 1949-10-9 18585 Humboldt Eureka Eureka (weed in garden) Comment
  RSA697104  Erigeron biolettii J. Russell Bruff 1937-8-17 935 Humboldt Richardson Grove, bed of Eel River. Comment
  UC774989  Erigeron foliosus var. confinis Carl B. Wolf 1937-8-13 9218 Humboldt 8 mi e Hoopa Valley (on new road towards Trinity summit); North Coast Range 1219 Comment
  CAS-BOT-BC296114  Erigeron foliosus var. confinis Henry M. Pollard 1948-7-23 s.n. Humboldt Reece Point near Orleans Comment
  CAS-BOT-BC296121  Erigeron foliosus var. confinis Alice Eastwood; John Thomas Howell 1937-6-24 4870 Humboldt Gambi's Comment
  SEINET11859407  Erigeron foliosus var. confinis H. P. Chandler 1901-1 1427 Humboldt North Coast Ranges, Klamath River 244 Comment
  UC87757  Erigeron foliosus var. mendocinus J. W. Blankinship 1893-7-19 Humboldt Van Duzen River; banks Comment
  UC581724  Erigeron foliosus var. mendocinus Joseph P. Tracy 1930-7-4 8829 Humboldt Bull Creek to Mattole Road (near the summit of ridge) 762 Comment
  POM225418  Erigeron inornatus var. biolettii P. A. Munz 1936-8-9 14331 Humboldt South fork of Eel River, 5 miles north of Humboldt-Mendocino County line Comment
  HSC79512  Erigeron philadelphicus Kenneth Clark 1980-6-14 697 Humboldt Shelter Cove; in stream alluvium of N fork of Dead Man's Gulch 198 Comment
  UC165032  Erigeron philadelphicus var. philadelphicus J. P. Tracy 1901-5-30 1113 Humboldt immediate vicinity Eureka 0 Comment
  UC1199399  Erigeron strigosus var. septentrionalis Joseph P. Tracy 1918-6-23 4959 Humboldt Boynton Prairie Road near the Carroll Place (around Humboldt Bay); North Coast Ranges, Fickle Hill 304 Comment
  CAS-BOT-BC300281  Erigeron strigosus var. strigosus Harley P. Chandler 1901-6-1 1402 Humboldt North Coast Ranges. Klamath River 243 Comment
  RSA134150  Eriodictyon californicum Percy C. Everett, E. K. Balls 1959-10-24 23953 Humboldt 2.8 miles southwest from Siskiyou-Humboldt Co. line, Somesbar to Orleans. 198 Comment
  HSC55092  Eriogonum compositum G. L. Clifton, Griswold 1979-7-31 11779 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa. 1845 Comment
  CAS-BOT-BC259163  Eriogonum latifolium Carl B. Wolf 1937-9-12 9331 Humboldt Clam Beach 7 Comment
  RSA423114  Eriogonum latifolium M. B. Dunkle 1936-8-18 4818 Humboldt Moonstone Beach. Comment
  CAS-BOT-BC259530  Eriogonum luteolum var. luteolum H. M. Pollard 1942-9-12 s.n. Humboldt Near Orleans Comment
  CAS-BOT-BC259537  Eriogonum luteolum var. luteolum Doris K. Kildale 1926-8-29 2594 Humboldt On Van Duzen River at Swimmer's Delight near Strong's Station Comment
  HSC47964  Eriogonum nudum var. nudum Brad Klipfel 1974-8-2 519 Humboldt Horse Mtn. Comment
  UC370871  Eriogonum nudum var. oblongifolium Joseph P. Tracy 1918-7-6 5044 Humboldt near Humboldt-Mendocino County Line (South Fork of Eel River); Northern Coast Ranges, South Fork of Eel River 152 Comment
  CAS-BOT-BC267925  Eriogonum umbellatum David Imper 1981-8-12 907 Humboldt Near Tish Tang A Tang Creek, Salmon Mt. Quad 1779 Comment
  HSC32550  Eriogonum umbellatum var. nelsoniorum Thomas W. Nelson 1973-7-10 1032 Humboldt Humboldt/Trinity County line, Mt. Lassic (Signal Peak) 1790 Comment
  SEINET5332487 Image available Eriogonum umbellatum var. nelsoniorum J. L. Reveal 2001-7-18 8345 Humboldt Along U.S. Forest Service Road 1 at south end of Whiting Ridge, about 0.5 air miles west-northwest of High Salt round and 9.3 air miles westof Hyampom, 1295 Comment
  HSC63845  Eriogonum umbellatum var. umbellatum M. A. Baker 1979-6-26 913 Humboldt S facing ridge Comment
  UCD49867  Eriophorum crinigerum Frederic Hrusa 1993-6-17 11228 Humboldt Red mountain. N side of mountain. 350 Comment
  SEINET10551827  Eriophorum crinigerum Henry N. Bolander 1866-1 Bolander 6475 Humboldt Red Mountain. Comment
  UC1223131  Eriophyllum lanatum var. achilleoides Joseph P. Tracy with A. H. Murphy 1951-6-26 19579 Humboldt vicinity of Twin Lakes (Snow Camp and Twin Lakes trip) Comment
  UC165841  Eriophyllum lanatum var. arachnoideum Joseph P. Tracy 1906-7-15 2539 Humboldt Table Bluff Northern Coast, Region about Humboldt Bay, Table Bluff 0 Comment
  CAS-BOT-BC301685  Eriophyllum lanatum var. lanceolatum Joseph P. Tracy 1933-8-6 12936 Humboldt French Camp Ridge 1066 Comment
  UC582674  Eriophyllum staechadifolium Joseph P. Tracy 1934-7-2 13291 Humboldt bluffs along ocean Trinidad Comment
  HSC57949  Erysimum capitatum var. capitatum G. L. Clifton, Terry Griswold 1979-7-31 11627 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa 1719 Comment
  HSC96277  Erysimum capitatum var. capitatum Jennifer Lumbert, James Robinson 2005-6-15 13 Humboldt NE of Grouse Mtn., below road 1327 Comment
  HSC47486  Erysimum menziesii Sheila Logan 1978-4-7 4 Humboldt Samoa sand dunes, 1/4 mi. N of Coast Guard Station. Comment
  RSA0008582  Erysimum menziesii Jennifer Wheeler 2010-5-11 573 Humboldt Samoa Dunes Endangered Plant Protection Area. 0 Comment
  HSC48866  Erysimum perenne Brad Klipfel 1973-6-10 61 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  CAS-BOT-BC383156  Erythranthe guttata David B. Lowry 2005-5-16 KLM Humboldt In Klamath River Valley, roadside Hwy. 96 between Weitchpec and Orleans 227 Comment
  UC1197639  Erythronium californicum Ethel Tracy 1906-4-15 Humboldt Harris Northern Coast Ranges 762 Comment
  UC146223  Erythronium californicum Ethel Tracy 1906-4-15 Humboldt Harris Northern Coast Ranges 762 Comment
  HSC104324  Erythronium californicum James Regan, Humboldt Redwood Co., LLC 2007-4-30 22 Humboldt Kneeland, near Kneeland Airport 854 Comment
  RSA261455  Erythronium oregonum Suzanne May 1967-4-15 24 Humboldt Kneeland Road, 7 miles north of Bridgeville 213 Comment
  JEPS500  Erythronium revolutum Joseph P. Tracy 1927-5-15 8064 Humboldt near summit on road from Hoopa w to Bair's (at head of Pine Creek); Hoopa Mountain, Pine Creek 1066 Comment
  JEPS88924  Erythronium revolutum Harley P. Chandler Jun 1901 1279 Humboldt Hupa Indian Reservation 1066 Comment
  UC162692  Erythronium revolutum Joseph P. Tracy 1911-5-7 3183 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  CAS-BOT-BC403035  Eschscholzia californica Doris K. Kildale 1927-6-25 3548 Humboldt Shelter Cove Comment
  UC146099  Eschscholzia californica Joseph P. Tracy 1904-7-4 2118 Humboldt near Bucksport; Northern Coast Region, region about Humboldt Bay 0 Comment
  RSA21096  Eschscholzia californica var. crocea Carl B. Wolf 1937-6-14 8824 Humboldt North Coast Range, Kneeland Prairie 823 Comment
  UC1223114  Euchiton gymnocephalus Joseph P. Tracy 1946-6-23 17596 Humboldt se end Kneeland (Dan McBride's place); Kneeland Prairie 762 Comment
  UC552229  Euchiton sphaericus Joseph P. Tracy 1935-9-1 14752 Humboldt near Dyerville; Northern Coast Ranges 91 Comment
  POM160838  Euonymus occidentalis H. E. Parks, Joseph P. Tracy 1925-6-14 7123 Humboldt Kneeland Prairie road. 457 Comment
  HSC102563  Euonymus occidentalis var. occidentalis M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-29 1550 Humboldt Bret Hole. 1.1 km SW of Trinity Summit 1579 Comment
  CDA20172  Euphorbia oblongata P. Haggard 2003-6-24 PDR 069699 Humboldt Northwestern California; Horse Mtn. 0 Comment
  UC1198977  Euphorbia spathulata Joseph P. Tracy 1930-6-15 8761 Humboldt Dobbyn Creek 152 Comment
  UC302983  Euphorbia spathulata Joseph P. Tracy 1926-5-2 7431 Humboldt near South Fork; Trinity River Valley 182 Comment
  UC165017  Eurybia radulina Joseph P. Tracy 1909-9-12 3082 Humboldt region about Humboldt Bay, Humboldt Hill Humboldt Bay, Humboldt Hill 152 Comment
  HSC22607  Euthamia occidentalis J. P. Smith, J. O. Sawyer 1971-10-16 5050 Humboldt 2.1 mi. E of Carlotta on Calif. 36 Comment
  RSA44303  Euthamia occidentalis H. M. Pollard 1946-9-1 s.n. Humboldt Near Wilson Creek, Orleans region Comment
  UC1152015  Festuca arundinacea Joseph P. Tracy 1951-6-21 19522 Humboldt back of Everett Beck house; Hydesville Comment
  CAS-BOT-BC278421  Festuca idahoensis Joseph P. Tracy 1930-7-10 8867 Humboldt Northern Coast Ranges. Brannan Mountain 1219 Comment
  RSA10135  Festuca idahoensis Joseph P. Tracy 1933-7-25 12890 Humboldt Grouse Mountain, North Coast Ranges 1524 Comment
  SEINET200326  Festuca myuros J. P. Tracy 1914-5-14 4432 Humboldt Northern Coast Ranges Fort Seward. 122 Comment
  HSC104038  Festuca occidentalis C. Reynolds 2015-3-21 26 Humboldt Willow Creek; At bend in Trinity River, on the east end of Kimtu beach, near Camp Kimtu 135 Comment
  HSC91397  Festuca occidentalis Maggie Wolf, Scott Brush, Ross Jones 1990-4-27 61 Humboldt Gray's Falls Campground, Hwy. 299 259 Comment
  HSC9954  Festuca occidentalis R. H. Berg 1963-5-1 62 Humboldt HSU Campus, Arcata, CA Comment
  RSA256712  Festuca occidentalis D. E. Anderson 1972-6-20 5723 B Humboldt Along the Redwood Valley-Hoopa Rd. east of the summit. Comment
  UC184915  Festuca pratensis Joseph P. Tracy 1912-6-23 3706 Humboldt Eureka Northern Coast Region 0 Comment
  CAS-BOT-BC278960  Festuca rubra David D. Keck 1948-7-1 5970 Humboldt South side of Big Lagoon Comment
  CAS-BOT-BC278967  Festuca rubra H. S. Yates 1936-6-17 5697 Humboldt Lower northwest slope of Buck Mountain 792 Comment
  SEINET200340 Image available Festuca subulata Joseph P. Tracy 1937-7-25 15541 Humboldt Head of Little Hors-Linto Creek [Horse Linto Creek] 1372 Comment
  UC1103708  Festuca subulata Joseph P. Tracy 1921-4-17 5429 Humboldt Alton Northern Coast Ranges 30 Comment
  UC682048  Festuca subuliflora G. L. Stebbins Jr. and G. L. Church 1941-5-27 3109 Humboldt Strong's Station, on Van Duzen River Van Duzen River Comment
  UC249608  Foeniculum vulgare Joseph P. Tracy 1922-8 6104 Humboldt Alton Northern Coast Region, Alton 30 Comment
  UC1198726  Fragaria chiloensis Joseph P. Tracy 1901-5-12 1083 Humboldt Eureka, immediate vicinity of 0 Comment
  HSC32950  Fragaria vesca Thomas W. Nelson, James Nelson 1973-5-28 959 Humboldt McKeown Ranch N of Dinsmore Comment
  UC1198723  Fragaria vesca Joseph P. Tracy 1935-7-25 14237 Humboldt McKay Prairie; Trinity Summit 1584 Comment
  CAS-BOT-BC457923  Fragaria vesca subsp. californica Doris K. Kildale 1926-3-23 1613 Humboldt Alton Hill Comment
  CAS-BOT-BC457929  Fragaria vesca subsp. californica Alice Eastwood; John Thomas Howell 1937-6-22 4718 Humboldt Near Harris Comment
  CAS-BOT-BC52741  Frangula californica subsp. californica Doris K. Kildale 1926-6-13 2162 Humboldt Briceland Bridge 1/2 west of Garberville. 114 Comment
  CAS-BOT-BC52742  Frangula californica subsp. californica Doris K. Kildale 1926-6-13 2162 Humboldt Briceland Bridge 1/2 mi. west of Garberville. 114 Comment
  HSC72613  Frangula californica subsp. occidentalis J. P. Smith 1977-7-3 9261 Humboldt Six Rivers National Forest. FS Rd. 13N01, 3 mi. from its junction with Hwy. 36 549 Comment
  CAS-BOT-BC59955  Frangula purshiana Henry M. Pollard 1946-9-2 s.n. Humboldt Orleans Mt. 1524 Comment
  HSC30335  Frangula purshiana Dale R. Gradek 1974-4-17 38 Humboldt 0.25 mi N of intersection of Dows Prairie Rd and Grange Rd. Comment
  HSC46121  Fraxinus latifolia J. P. Smith 1971-10-9 Humboldt Banks and flood plain of the Mad River above the fish hatchery. Comment
  UC1198635  Fraxinus latifolia Joseph P. Tracy 1942-6-2 17106 Humboldt Valley of South Yager Creek 762 Comment
  UC479201  Fraxinus latifolia Marcus E. Jones, A. M. 1931-7-16 28864 Humboldt e of Arcata (Junction) Comment
  HSC79054  Fritillaria purdyi D. K. Imper 1984-5-16 Humboldt 0.25 mi. E of Friday Camp Rd., 0.25 mi. N of junction with 6N01 1220 Comment
  HSC16383  Fuchsia magellanica N. D. Dennis 1965-5-5 48 Humboldt 2 mi. N of Trinidad, 1 mi. E of College Cove Comment
  HSC32078  Galium ambiguum subsp. ambiguum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5596 Humboldt Mt. Lassic and two smaller peaks to immediate E 1768 Comment
  HSC81605  Galium aparine Thomas W. Nelson, Jane P. Nelson 1980-5-25 5261 Humboldt Along road from Dinsmore to Anderson Crossing- McKeown Ranch Rd.- 0.5 mi. NW of McKeown house 823 Comment
  HSC26464  Galium aparine T. O. Osborne 1970-5-17 17 Humboldt Sugarloaf Rock, Cape Mendocino 76 Comment
  HSC97507  Galium aparine C. Witte 2007-5-22 75 Humboldt Cold Spring. 1/2 mile south of Titlow Hill. 1422 Comment
  HSC57213  Galium bolanderi Griswold, Butler 1979-7-12 7252 Humboldt Near Cedar Creek, close to the town of Willow Creek 1158 Comment
  RSA698804  Galium californicum J. R. Bruff 1937-8-17 916 Humboldt Richardson Grove. Comment
  JEPS52844  Galium muricatum Lauramay T. Dempster and G. L. Stebbins 1963-10-27 3957 Humboldt along stream on road to Madrone Campground Redwood Highway, Richardson Grove Comment
  JEPS14011  Galium parisiense Roxana S. Ferris 1955-7-11 12972 Humboldt betw. Willow Creek and Blue Lake (summit of US Hwy 299) Comment
  POM59640  Galium parisiense L. R. Abrams 1916-7-11 6061 Humboldt Mouth of Grizzly Creek on Van Duzen River. Comment
  RSA53645  Galium parisiense Roxana S. Ferris 1955-7-11 12972 Humboldt Summit of U.S. Hwy 299 btwn. Willow Creek and Blue Lake. Comment
  UC602511  Galium porrigens Joseph P. Tracy 1926-4-11 7406 B Humboldt Bridgeville 198 Comment
  HSC39794  Galium trifidum Peter Sorensen 1976-8-8 Humboldt King Salmon 0 Comment
  HSC19780  Galium triflorum Jana Kattenhorn 1970-10-19 86 Humboldt Up Jolly Giant Creek from dorms Comment
  HSC19825  Galium triflorum Yarick 1960-8-5 Humboldt M&M, 7 mi., Krueger Creek Comment
  JEPS6536  Galium triflorum W. L. Jepson 1902-6 1957 Humboldt Redwood Creek Comment
  CAS-BOT-BC303392  Gamochaeta ustulata Joseph P. Tracy 1936-8-23 15163 Humboldt Carlotta 60 Comment
  UC1199354  Gamochaeta ustulata Joseph P. Tracy 1917-7-8 4828 Humboldt Kneeland Prairie Road 457 Comment
  CAS-BOT-BC188549  Garrya elliptica J. P. Tracy 1901-2-15 992 Humboldt Immediate vicinity of Eureka 152 Comment
  CHSC19512  Garrya elliptica J. F. Knezevich 1968-1-2 Humboldt Near Patrick's Point State Park on Highway 101. Comment
  HSC8386  Garrya elliptica L. Lankow 1968-11-17 Humboldt Patrick's Point State Park Comment
  RSA175167  Garrya elliptica Robert F. Thorne 1957-9-3 19021 Humboldt Patrick's Point State Park. 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
  UCSB72514  Garrya fremontii Moseley, Maynard 1952-8-21 Humboldt Along western valley wall of Willow Creek, mostly within Hoppe Indian Reservation, upstream from Willow Village Comment
  POM207448  Gastridium phleoides Joseph P. Tracy 1900-9-9 951 Humboldt Bar of Yager Creek, near Hydesville. 61 Comment
  HSC76327  Gaultheria ovatifolia Denis Kearns 1981-7-6 63 Humboldt Near Mosquito Lake 1122 Comment
  CAS-BOT-BC58909  Gaultheria shallon Mrs. Rachel Ellery 1916-4-1 s.n. Humboldt Beatrice Comment
  CAS-BOT-BC58921  Gaultheria shallon A. A. Heller 1923-7-10 13788 Humboldt Between Scotia and Pepperwood Comment
  HSC12312  Gaultheria shallon Wendell Wood 1970-9-22 300 Humboldt McKinleyville, E end of Chateau Way 107 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
  UC505119  Gayophytum heterozygum Joseph P. Tracy Jul 16 1930-Jul 19 1930 9050 1/2 Humboldt along summit near Blake Lookout; Northern Coast Ranges, South Fork Mountain 1737 Comment
  NY232196  Gayophytum strictum H. N. Bolander 1866-1 6535 Humboldt Comment
  CAS-BOT-BC208038  Genista monspessulana Joseph P. Tracy 1927-7-24 8301 Humboldt Mattole Valley 152 Comment
  HSC14651  Genista monspessulana R. T. Forester 1963-4-23 12 Humboldt 0.25 mi. N of Fairhaven on Samoa Rd. Comment
  HSC58091  Gentiana plurisetosa G. L. Clifton, Griswold 1979-8-1 12004 Humboldt Near N Trinity Mtn., close to the town of Hoopa 1799 Comment
  UC213321  Gentiana plurisetosa Joseph P. Tracy 1919-9-22 5274 Humboldt Trinity Summit Northern Coast Ranges (in meadows) 1828 Comment
  UC275299  Gentiana sceptrum R. M. Holman 1925-7-23 Humboldt Big Lagoon Comment
  POM318969  Gentiana sceptrum Patricia Wilder 1968-8-21 4390 Humboldt Bog in Big Lagoon Park, just west of Hwy 101; Mt. Range: Coast range; Drainage Area: Big Lagoon to Pacific Ocean. 2 Comment
  HSC8642  Geranium bicknellii D. E. Anderson 1963-5-25 2497 Humboldt 4 mi. E of Petrolia. Comment
  UC668044  Geranium molle Joseph P. Tracy 1933-5-19 12197 Humboldt Alton to Fortuna (along the Eel River); Eel River 15 Comment
  HSC12777  Geranium retrorsum Jana Kattenhorn 1970-10-24 140 Humboldt Arcata, HSU campus, S of Harpst St. Comment
  UC1198954  Geranium solanderi Joseph P. Tracy 1931-5-23 9453 Humboldt vicinity of Trinidad (Trinidad Station); Northern Coast Region, Trinidad Station 60 Comment
  CAS-BOT-BC457030  Geum macrophyllum Volney Rattan 1878-1-1 s.n. Humboldt Unspecified Comment
  CHSC31278  Gilia capitata Mark Stopher 1980-5-28 75 Humboldt Along Rte 169, 7.5 mi w of Martins Ferry Bridge. Comment
  HSC95157  Gilia capitata subsp. pacifica Gordon Leppig 2003-6-25 1990 Humboldt E side headwaters of Brushy Creek 800 Comment
  UC52485  Gilia capitata subsp. pacifica Joseph Burtt Davy and Walter C. Blasdale 1899-5 5561 Humboldt Alton Alton (Old river bluffs, North-Western California) Comment
  CAS-BOT-BC225472  Gilia millefoliata Harley P. Chandler 1901-5-1 1135 Humboldt Humboldt Bay 3 Comment
  HSC16987  Gilia millefoliata Norman H. Moe 1962-5-17 Humboldt Lanphere's Place Comment
  SBBG5887  Gilia millefoliata H. and M. Dearing 1939-5-25 3432 Humboldt near Samoa Comment
  UC198642  Gilia millefoliata Joseph P. Tracy 1917-5-30 4794 Humboldt Little River Beach , Little River Beach (Northern Coast Ranges) 6 Comment
  UC23861  Gilia tricolor subsp. tricolor C. C. Marshall 1888-1 Humboldt Comment
  SEINET10464626  Githopsis specularioides Chandler CHANDLER 1345 Humboldt Hupa Indian Reservation 152 Comment
  HSC37570  Glaux maritima J. D. Ackerman 1975-6-10 453 Humboldt 1 mi. N of Samoa Bridge turnoff from Samoa Blvd., S of Manila Comment
  UC1223069  Glebionis segetum Joseph P. Tracy 1950-6-17 18831 Humboldt at Eureka Comment
  HSC10000  Glyceria borealis D. J. Wilder 1965-4-28 21 Humboldt 1/2 mi. W of Arcata on Samoa Rd. Comment
  CDA2166  Glyceria declinata E. C. Whitney 1968-7-16 Humboldt Arcata Bottom area. 0 Comment
  UCD66788  Glyceria declinata J. Lenz 1950-6-1 Humboldt Cranell Comment
  HSC58542  Glyceria elata Overton, Butler 1979-7-23 9545 Humboldt Near Titlow Hill, close to the town of Willow Creek. 1280 Comment
  SBBG29159  Glyceria occidentalis J. P. Tracy 1933-7-20 Humboldt Arcata Bottom 15 Comment
  SEINET200358 Image available Glyceria occidentalis J. P. Tracy 1930-8-3 9147 Humboldt Buck Mtn near Little Van Duzen; lower foothills of its NW slope 762 Comment
  SEINET7292864 Image available Glyceria occidentalis Malcolm A. Nobs, S. Galen Smith 1949-1 1239 Humboldt Blue Lake Comment
  CAS-BOT-BC282852  Glyceria striata Joseph P. Tracy 1925-6-13 7086 Humboldt Eureka 60 Comment
  RSA44453  Glyceria striata Henry M. Pollard 1947-8-30 s.n. Humboldt North road along Klamath River near Van Fleet Ranch, Orleans region. Comment
  RSA168832  Gnaphalium chilense Joseph P. Tracy 1950-7-15 19044 Humboldt Trinity River, E side, 1 mile N of mouth of Willow Creek. Comment
  HSC28074  Goodyera oblongifolia J. D. Ackerman, A. Montalvo 1973-8-20 114 Humboldt W slope of N Trinity Mtn., E of Hoopa Comment
  HSC2216  Grindelia hirsutula J. T. Howell 1937-7-31 13720 Humboldt Humboldt Bay at Arcata Comment
  HSC5698  Grindelia hirsutula D. E. Anderson 1962-7-15 2270 Humboldt Big Lagoon Comment
  HSC90778  Grindelia hirsutula Peter Sorensen 1976-6-28 Humboldt Woodley Island Comment
  HSC95525  Grindelia hirsutula Andrea Pickart 2002-7-19 184 Humboldt Arcata Marsh at Jolly Giant Creek mile .1 10 Comment
  JEPS30544  Grindelia hirsutula Peter H. Raven, R. Snow 1958-7-21 13659 Humboldt Cape Mendocino Cape Mendocino (on exposed coastal bluffs) Comment
  RSA125369  Grindelia hirsutula Peter H. Raven, Richard Snow 1958-7-21 13659 Humboldt Cape Mendocino Comment
  UC204829  Grindelia hirsutula Joseph P. Tracy 1918-7-7 5038 Humboldt near Garberville (in dry field) 121 Comment
  HSC100434  Grindelia robusta Carl C. Marshall Sep 1886 253 Humboldt Marshes. Comment
  CDA6170  Grindelia stricta var. stricta T. C. Fuller 1961-9-27 7043 Humboldt 1 mile north of Indianola Road, Highway 101, 5 miles north of Eureka. 0 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
  HSC48108  Hackelia micrantha Brad Klipfel 1973-7-15 203 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  RSA167277  Hainardia cylindrica Joseph P. Tracy 1938-7-15 16071 Humboldt Mouth of Eel River. 3 Comment
  UCD85239  Hainardia cylindrica Joseph P. Tracy 1938-7-15 16071 Humboldt Mouth of Eel River. 3 Comment
  HSC56405  Helenium bigelovii Griswold, Butler 1979-7-11 7011 Humboldt Near Snow Camp Lake, close to the town of Willow Creek. 1393 Comment
  UC34534  Helenium bigelovii Chestnut and Drew 1888-8-7 Humboldt Lake Prairie Comment
  HSC5778  Helenium puberulum D. E. Anderson 1965-9-5 4091 Humboldt Along Mad River, 3 mi. S of Blue Lake Comment
  JEPS35522  Helenium puberulum W. L. Jepson 1921-9-10 9458 Humboldt flat at Philipsville Comment
  CAS-BOT-BC305348  Helianthus annuus Henry M. Pollard 1947-9-9 s.n. Humboldt Orleans Comment
  HSC6065  Helminthotheca echioides D. E. Anderson 1963-10-16 2884 Humboldt Jacoby Creek Rd. Comment
  HSC38709  Hemizonella minima J. P. Smith 1976-5-29 8819 Humboldt Horse Mtn. 1402 Comment
  UC1199118  Hemizonella minima Joseph P. Tracy 1934-6-27 13262 Humboldt top of ridge 2 mi s top of mountain; North Coast Ranges, Horse Mountain 1432 Comment
  CAS-BOT-BC309998  Hemizonia congesta subsp. tracyi Thomas Nelson; Jane Nelson; James Nelson 1975-6-21 1950 Humboldt Beside highway 36 ca. 5 mi. east of Bridgeville Comment
  CAS-BOT-BC310001  Hemizonia congesta subsp. tracyi Alice Eastwood; John Thomas Howell 1937-6-22 4752 Humboldt 11 miles from Blocksburg on road to Bridgeville Comment
  HSC5820  Hemizonia congesta subsp. tracyi R. Spellenberg 1965-6-14 1129 Humboldt Kneeland Prairie, at Kneeland Airport 6 mi. SE of Kneeland Comment
  JEPS82128  Hemizonia congesta subsp. tracyi Rimo Bacigalupi 1959-7-7 7249 Humboldt immediately behind headland of Cape Mendocino (steep grade of coast road, just s of road summit at this point) 30 Comment
  UC1199368  Hemizonia congesta subsp. tracyi Joseph P. Tracy 1925-5-30 7020 Humboldt 228 Comment
  UC450002  Hemizonia congesta subsp. tracyi Joseph P. Tracy 1923-6-20 6337 Humboldt near Briceland; North Coast Ranges 304 Comment
  SEINET7887160 Image available Hemizonia congesta subsp. tracyi S. K. Harris 1936-1 699 Humboldt above Van Duzen River about 1 mile west of Bridgeville Comment
  POM193009  Hemizonia tracyi H. E. Parks 1930-5-25 0880 Humboldt Near Bridgeville. Comment
  UC906656  Heracleum lanatum Joseph P. Tracy 1947-8-24 17915 Humboldt Trinity Summit near Box Camp; Trinity Summit 1524 Comment
  HSC13056  Hesperocyparis macrocarpa C. E. Fellows 1970-12-7 369 Humboldt HSC Campus, Arcata Comment
  HSC40850  Heterocodon rariflorum Thomas W. Nelson 1976-7-9 3000 Humboldt Along W side of ridge S of E peak of Mount Lassic group. 1524 Comment
  HSC5311  Heterotheca oregona Paul Shields Aug 1955 Humboldt 1 mi. N of Weott Comment
  HSC33081  Heuchera micrantha Thomas W. Nelson, J. D. Ackerman 1974-5-14 1269 Humboldt Baker Beach, 4 mi. S of Trinidad Comment
  HSC55352  Heuchera micrantha Griswold, Butler 1979-7-12 7276 Humboldt Near Cedar Creek, close to the town of Willow Creek 1158 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
  HSC20195  Heuchera micrantha J. F. Knezevich 1968-5-21 451 Humboldt 15 mi. E of jct. of Hwy. 299 with Hwy. 101, past Blue Lake Comment
  CAS-BOT-BC420721  Heuchera micrantha var. diversifolia L. R. Abrams 1916-7-10 5960 Humboldt Between Harris and Alder Pt., southern Humboldt County Comment
  RSA0063136  Heuchera micrantha var. hartwegii Marcus E. Jones 1924-4-28 s.n. Humboldt Dyerville. Comment
  HSC56185  Heuchera rubescens Gilbert Muth 1979-8-1 12117 Humboldt Near Horse Trail Ridge, close to the town of Hoopa 1677 Comment
  HSC76266  Heuchera rubescens Teresa Prendusi 1981-7-24 515 Humboldt Near Whiteys Peak 1634 Comment
  CAS-BOT-BC312399  Hieracium albiflorum L. R. Abrams 1918-6-16 7149 Humboldt Willow Creek Comment
  HSC44549  Hieracium albiflorum Brad Klipfel 1973-7-15 168 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  SBBG8341  Hieracium albiflorum H. and M. Dearing 1939-5-24 3414 Humboldt Redwood Hwy, S of Dyerville Comment
  UC127713  Hieracium albiflorum Harley P. Chandler 1901-6-1 1329 Humboldt Hupa Indian Reservation North Coast Ranges, , Hoopa Indian Re 152 Comment
  UC582416  Hieracium albiflorum Joseph P. Tracy 1929-7-4 8613 Humboldt French Camp Ridge 1066 Comment
  CAS-BOT-BC312385  Hieracium albiflorum Kenneth Clark 1980-6-14 687 Humboldt North fork Dead Man's Gulch, Shelter Cove 106 Comment
  HSC5825  Hieracium albiflorum David Adams 1960-7-10 Humboldt W of Mad River Slough 0 Comment
  HSC74477  Hieracium greenei Gail Newton 1980-7-24 1765 Humboldt Near Somes Mtn. 1615 Comment
  HSC44567  Hieracium scouleri Brad Klipfel 1973-7-15 185 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  SEINET11847403  Hieracium scouleri H. P. Chandler 1901-1 1489 Humboldt Klamath River, North Coast Ranges 427 Comment
  JEPS70574  Hierochloe occidentalis Milo S. Baker 1923-7-20 60 Humboldt Redwood House Road Comment
  CAS-BOT-BC280738  Holcus lanatus Ashley C. Browne 1936-6-11 s.n. Humboldt Patrick's Point State Park Comment
  JEPS71225  Holcus lanatus William S. Cooper 1925-7-29 121 Humboldt Samoa Comment
  SD40095  Holcus lanatus Edith A. Purer 1932-7-30 4672 Humboldt South of Orick Comment
  HSC90677  Holcus mollis Gail Newton 1982-6-1 3568 Humboldt Elk River Wildlife Area, Eureka. Comment
  CDA25934  Holodiscus discolor J. R. Keck Jr. 1977-6-22 Humboldt Lighthouse Road south of Petrolia, Mattole River. 0 Comment
  HSC57363  Holodiscus discolor Overton, Butler 1979-7-26 10068 Humboldt Near Cold Spring, close to the town of Willow Creek 1408 Comment
  UCR32150  Holodiscus discolor David J. Keil 1983-7-1 17262 Humboldt North Coast Range, Bull Creek Flats Road, c. 8 mi west of junction US 101 Comment
  HSC38426  Hordeum brachyantherum D. E. Anderson, J. P. Smith 1971-6-14 - 1046 Humboldt Along railroad tracks at P.G.&E. power plant S of Eureka. Comment
  UC418997  Hordeum brachyantherum subsp. brachyantherum Parks and Tracy 1925-6-1 2767 Humboldt coatal plain around Humboldt Bay (Eureka); , Ereka Comment
  HSC10120  Hordeum marinum subsp. gussoneanum True Hoyle 1967-7-9 27967 Humboldt By the cattle guard at the W side of the Roy Fulton Ranch, Iaqua Gun Club, Big Bend of the Mad River above Maple Creek. 610 Comment
  HSC22746  Hordeum marinum subsp. gussoneanum D. E. Anderson 1970-6-14 5124 Humboldt 2 mi. E of Mad River Bridge in Butler Valley. Comment
  SEINET200739  Horkelia californica subsp. californica J. P. Tracy 1906-6-24 2503 Humboldt Region about Humboldt Bay S slope of Humboldt Hill 0 Comment
  JEPS44517  Horkelia sericata Harley P. Chandler 1901-6-1 1543 Humboldt between Sommes Bar Jims Ranch; North Coast Ranges, Klamath River 426 Comment
  HSC63030  Horkelia tridentata var. flavescens J. P. Smith, J. O. Sawyer 1973-5-12 6699 Humboldt 9.6 mi. from Redwood Creek on Hoopa Rd. Comment
  HSC79333  Horkelia tridentata var. flavescens D. H. Norris 1970-5-20 12177 Humboldt Crest of Big Hill Rd. E of Hoopa Comment
  UC1103413  Hydrocotyle ranunculoides Joseph P. Tracy 1940-10-5 16744 Humboldt mouth of Little River 3 Comment
  HSC75468  Hydrophyllum fendleri var. albifrons J. O. Sawyer 1980-7-18 3615 Humboldt North Trinity Mountain Research Natural Area, north of Mill Creek Lake to Red Cap Hole. Comment
  UC562599  Hydrophyllum occidentale Joseph P. Tracy 1933-7-11 12700 Humboldt Grouse Mountain; North Coast Ranges, Trinity Summit 1524 Comment
  UC1245394  Hydrophyllum occidentale Joseph T. Gregory 1933-7-11 371 Humboldt near Clear Lake (Grouse Mt.); Grouse Mt. 1524 Comment
  HSC39621  Hypericum anagalloides Thomas W. Nelson, Jane Nelson 1976-6-15 2724 Humboldt Along old trail from lookout to Blocksburg 1585 Comment
  HSC57341  Hypericum anagalloides Walter Overton, Butler 1979-7-26 10016 Humboldt Near White Rock Spring, close to the town of Willow Creek 1554 Comment
  UC1103552  Hypericum anagalloides Mrs. Alma Bonstell 1912-8-5 Humboldt Christmas Prairie Northern Coast Ranges, Christmas Prairie 914 Comment
  UC1198410  Hypericum anagalloides Joseph P. Tracy 1913-6-1 4076 Humboldt at Eureka Northern Coast Region, Eureka 0 Comment
  CAS-BOT-BC411326  Hypericum calycinum Robert F. Thorne; P. Everett 1965-8-9 35315 Humboldt Clam Beach County Park 3 Comment
  UC183760  Hypericum formosum var. scouleri Joseph P. Tracy 1913-7 4362 Humboldt Patrick's Point Northern Coast Ranges, Patrick's Point 30 Comment
  HSC36441  Hypericum perforatum John Rehling 1974-7-12 10 Humboldt Bald Hills Rd. 23.5 mi. from Hwy. 101 Comment
  HSC39569  Hypochaeris glabra D. E. Anderson, J. P. Smith 1971-6-18 1074 Humboldt Chezem Rd., about 3 mi. E of bridge over Redwood Creek Comment
  UC166089  Hypochaeris glabra Joseph P. Tracy 1911-5-27 3193 Humboldt Comment
  CAS-BOT-BC311436  Hypochaeris radicata Ashley C. Browne 1936-6-10 s.n. Humboldt Patrick's Point State Park Comment
  HSC37940  Hypochaeris radicata Peter Sorensen 1976-6-4 Humboldt N Spit Comment
  UC1199470  Hypochaeris radicata Joseph P. Tracy 1926-5-2 7422 Humboldt near the s fork Trinity River; Northern Coast Ranges, Trinity River Valley 182 Comment
  CAS-BOT-BC311433  Hypochaeris radicata Frank W. Peirson 1923-7-9 3934 Humboldt Auto camp on Eel River, Humboldt County State Park Comment
  CAS-BOT-BC311439  Hypochaeris radicata Doris K. Kildale 1925-7-17 1074 Humboldt Cutten - McDonald Tract - Eureka Comment
  HSC79460  Hypochaeris radicata Kenneth Clark 1980-6-14 676 Humboldt On western slope above Dead Man's Gulch (near parking access) 145 Comment
  POM205521  Iliamna latibracteata F. W. Peirson 1923-7-11 s.n. Humboldt Between Eureka and Crescent City Comment
  HSC13865  Iris douglasiana J. J. Wagoner 1965-4-3 9 Humboldt 16 mi. N of Trinidad, W of Hwy. 101 in Dry Lagoon State Beach Park 24 Comment
  JEPS539  Iris douglasiana W. L. Jepson 1932-8-9 16543 Humboldt Bull Creek Comment
  JEPS542  Iris douglasiana W. L. Jepson 1932-8-9 16539 Humboldt Bull Creek 152 Comment
  POM290986  Iris douglasiana Lyman Benson 1929-6-18 1734 Humboldt North of Arcata Comment
  RSA254791  Iris douglasiana Thomas W. Nelson 1974-5-7 1240 Humboldt Beside the old Kneeland Rd. Comment
  RSA135947  Iris purdyi Lee W. Lenz 1953-5-17 18320 Humboldt 4.5 miles west of Willow Creek, Highway 299 Comment
  HSC101964  Iris tenuissima M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers 2011-7-12 859 Humboldt Patterson Meadows 1566 Comment
  HSC49284  Iris tenuissima J. O. Sawyer 1977-4-23 2839 Humboldt On road to Fish Lake Comment
  HSC99375  Iris tenuissima subsp. tenuissima K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-6-24 24 Humboldt Near North Trinity Mtn, 11. 9 mi east of Hoopa on Big Hill Rd (8N01), at Box Camp, Six Rivers National Forest. 1433 Comment
  UC906715  Isoetes nuttallii Joseph P. Tracy 1942-6-15 17138 Humboldt Miranda 121 Comment
  RSA18061  Isolepis cernua Carl B. Wolf 1927-8-22 790 Humboldt Big Lagoon Comment
  UC665529  Jaumea carnosa H. E. Parks 1941-8-1 24187 Humboldt Big Lagoon Comment
  CDA8060  Jaumea carnosa T. C. Fuller 1961-9-27 7044 Humboldt West of Highway 101, 1 mile north of Indianola Road, 5 miles north of Eureka. 0 Comment
  SEINET6333123  Juncus bufonius S. T. Parks, H. E. Parks 24254 Humboldt North Coast Ranges, Spruce Cove, Trinidad 61 Comment
  UC1103671  Juncus bufonius var. bufonius Joseph P. Tracy 1914-5-14 4440 Humboldt Fort Seward Northern Coast Ranges 121 Comment
  RSA53853  Juncus effusus subsp. pacificus Henry M. Pollard 1945-8-24 s.n. Humboldt Betw Orleans and Camp Creek Klamath River Canyon. Comment
  UC14900  Juncus ensifolius J. P. Tracy 1901-7-29 1224 Humboldt immediate vicinity Eureka 0 Comment
  JEPS121649  Juncus exiguus Jennifer Buck, Danielle Roach 2009-8-19 Humboldt Kerlin Fen, South Fork Mountain. Sloping fen on schist, NE aspect. Blake Mountain quadrangle. SFM06B Comment
  RSA129411  Juncus falcatus subsp. sitchensis H. S. Yates 1936-6-16 5654 Humboldt 1/2 mile southwest of Samoa. 3 Comment
  RSA168867  Juncus hesperius Joseph P. Tracy 1938-6-15 15938 Humboldt Carlotta. 61 Comment
  HSC82399  Juncus howellii Thomas W. Nelson 1979-7-11 5015 Humboldt N Trinity Mtn. and ridge to E 1829 Comment
  HSC74694  Juncus laccatus Gail Newton 1981-7-24 2301 Humboldt Near Chaparral Mtn. 1433 Comment
  RSA246772  Juncus nevadensis var. inventus Robert F. Thorne, Percy C. Everett 1965-8-9 35312 Humboldt Big Lagoon. 3 Comment
  POM203238  Juncus occidentalis M. S. Jussel 1931-5-2 s.n. Humboldt 20 mi. N. of Garberville. Comment
  UC1193337  Keckiella corymbosa P. Zinke 184 Humboldt 300 yds nw of summit King Peak 1249 Comment
  HSC102575  Kelloggia galioides M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-29 1562 Humboldt Bret Hole. 1.1 km SW of Trinity Summit 1579 Comment
  HSC98106  Kelloggia galioides Cara Witte 2007-6-27 375 Humboldt Near Grouse Mountain. Along Forest Service Road 4N32. Approximately 1/2 mile south of intersection with 5N04 and 4N32E. 1425 Comment
  UC1409055  Kickxia elatine Robert F. Thorne and P. Everett 1965-8-8 35262 Humboldt n edge Eureka (e of Hwy 101) 4 Comment
  RSA0084173  Kopsiopsis strobilacea D. E. Anderson 1965-6-1 3773 Humboldt Along Friday Hill Road, about 2 miles northeast of its junction with Titlow Hill Road. 1158 Comment
  JEPS7507  Kyhosia bolanderi Joseph P. Tracy 1935-7-23 14136 Humboldt Corral Prairie Trinity Summit 1584 Comment
  UC1051588  Lactuca saligna Joseph P. Tracy 1946-8-25 17649 Humboldt Alton, Fortuna 15 Comment
  UC169331  Lagophylla ramosissima Joseph P. Tracy 1912-8-3 3965 Humboldt opposite Buck Mountain (in field); Northern Coast Ranges, valley of Van Duzen River 762 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
  CAS-BOT-BC337868  Lapsana communis Henry M. Pollard 1946-8-26 s.n. Humboldt Between Orleans and Camp Creek, Klamath River Canyon Comment
  CAS-BOT-BC337995  Lasthenia californica Doris K. Kildale 1928-5-15 6031 Humboldt Bug Creek, Chaparral Mountain 1524 Comment
  UC166288  Lasthenia californica subsp. californica Joseph P. Tracy 1908-6-8 2628 Humboldt Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC1199127  Lasthenia californica subsp. californica Joseph P. Tracy 1918-5-5 4924 Humboldt at Humboldt Bay Northern Coast Ranges, Humboldt Bay Comment
  HSC26469  Lasthenia maritima T. O. Osborne 1970-5-17 20 Humboldt Sugarloaf Rock, Cape Mendocino 46 Comment
  CHSC71616  Lathyrus biflorus Kenneth W. Fuller 1998-7-2 Humboldt Collected on Red Mountain. Comment
  HSC14735  Lathyrus japonicus R. C. Hoover 1965-5-18 57 Humboldt Clam Beach Comment
  UC162576  Lathyrus jepsonii var. californicus Harley P. Chandler Jun 1910 1507 Humboldt Klamath River North Coast Ranges 426 Comment
  UC1199083  Lathyrus lanszwertii var. tracyi Joseph P. Tracy 1922-4-30 6010 Humboldt near The South Fork; Trinity River Valley 182 Comment
  HSC14742  Lathyrus littoralis D. B. Bader 1963-4-1 17 Humboldt Second of the Clam Beach lagoons, W of Hwy. 101 Comment
  SBBG3353  Lathyrus littoralis H. and M. Dearing 1939-5-25 3435 Humboldt near Samoa Comment
  UC303182  Lathyrus polyphyllus Joseph P. Tracy 1923-6-22 6344 Humboldt Bald Mt. Northern Coast Ranges 914 Comment
  UC162872  Lathyrus torreyi Joseph P. Tracy 1906-6-10 2475 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UC33512  Lathyrus torreyi Chesnut and Drew 1888-7-9 Humboldt Kneeland Comment
  UC198654  Lathyrus torreyi Joseph P. Tracy 1917-5-30 4786 Humboldt Dows Prairie Northern Coast Region 60 Comment
  UC1199071  Lathyrus vestitus Joseph P. Tracy 1901-6-2 1120 Humboldt immediate vicinity Eureka 0 Comment
  UC1222398  Lathyrus vestitus Joseph P. Tracy 1949-7-4 18327 Humboldt 2 mi e Kneeland (on the Butter Valley Road) 609 Comment
  UC89177  Layia carnosa Harley P. Chandler May 1901 1150 Humboldt Humboldt Bay 3 Comment
  JEPS13464  Layia gaillardioides Joseph P. Tracy 1936-6-9 14875 Humboldt Bear River Ridge 609 Comment
  UCD133993  Leontodon saxatilis H. S. Reed 1941-7-26 s.n. Humboldt near Trinidad. Comment
  CAS-BOT-BC89076  Lepidium didymum K. L. Chambers; Ron Tyrl 1969-5-25 2927 Humboldt Strong's Station ca. 6.5 mile east of Carlotta on Highway 36. Comment
  POM17172  Lepidium didymum J. B. Feudge 1923-7-22 67 Humboldt Fortuna. 15 Comment
  CAS-BOT-BC12876  Lepidium strictum Elizabeth Parsons Hawver 1915-6-1 s.n. Humboldt Carlotta. Comment
  UC1116216  Lepidium strictum Joseph P. Tracy 1944-6-10 17475 Humboldt Eureka 30 Comment
  UC34537  Lessingia nemaclada Hy-Am Pum 1888-7-23 Humboldt Comment
  HSC91923  Leucanthemum vulgare E. Mackey 1986-7-21 Humboldt Patrick's Point State Park near Ceremonial Rock. Comment
  HSC38789  Lewisia nevadensis J. P. Smith 1976-5-30 8827 Humboldt Near Black Rock on road to Clear Lake 1524 Comment
  UC526793  Leymus X vancouverensis Joseph P. Tracy 1927-6-26 8214 Humboldt Stone Lagoon Northern Coast Region 6 Comment
  UC1103199  Leymus mollis subsp. mollis J. P. Tracy 1900-7-4 884 Humboldt ocean beach opp. Eureka; Samoa Comment
  HSC98621  Ligusticum californicum Cara Witte 2008-7-28 957 Humboldt Spike Buck Mountain. Forest Service Road 5N18. Near intersection with National Forest 1. 1592 Comment
  UC175813  Lilium columbianum Joseph P. Tracy 1913-7-13 4356 Humboldt Patrick's Point Northern Coast Ranges, Patrick's Point 30 Comment
  UC176188  Lilium columbianum Joseph P. Tracy 1913-7-13 4356 Humboldt Patrick's Point; Northern Coast Ranges 30 Comment
  CAS-BOT-BC508403  Lilium columbianum A. M. Vollmer; L. Beane 1951-7-1 s.n. Humboldt A few miles north of Arcata Comment
  CAS-BOT-BC130639  Lilium kelloggii A. M. Vollmer; L. Beane 1953-7-1 119 Humboldt Freshwater Comment
  HSC49927  Lilium kelloggii Maralyn O'Meara 1974-7-17 548 Humboldt Along Kneeland rd. across from Kneeland Post Office Comment
  RSA74745  Lilium kelloggii Albert M. Vollmer, L. Beane 1951-06 s.n. Humboldt On trail to Blohns cabin, Bald Mountain, east of Korbel Comment
  UC1334273  Lilium kelloggii Albert M. Vollmer and Ira L. Wiggins 1940-7-4 6 Humboldt 15 mi. w. Weitchpec (on burned-over ridge on Orick-Weitchpec rd.) 944 Comment
  CAS-BOT-BC130686  Lilium occidentale Doris K. Kildale 1925-6-30 1337 Humboldt On road to Humboldt Country Club 7 mi from Eureka Comment
  CAS-BOT-BC130689  Lilium occidentale Doris K. Kildale 1925-6-30 1384 Humboldt On road to Humboldt Country Club 7 miles south of Eureka Comment
  UC201617  Lilium pardalinum Joseph P. Tracy 1918-7-5 5003 Humboldt White Thorne Valley Northern Coast Ranges, Mattole River (banks of Mattole River) 304 Comment
  HSC99865  Lilium pardalinum subsp. vollmeri T. Jimerson, J. Pageau 1979-8-10 713 Humboldt Near Tish Tang A Tang Ridge, close to the town of Hoopa 1464 Comment
  JEPS62029  Lilium rubescens Mrs. M. H. Manning 1901-7-27 319 Humboldt Bald Hills Comment
  HSC100558  Lilium washingtonianum Carl C. Marshall Jun 1885 88 Humboldt Coyote Camp. Comment
  JEPS62038  Lilium washingtonianum subsp. purpurascens Hilda W. Grinnell 1932-7-22 38 Humboldt .37 mi beyond Blake Lookout (U.S.G.S. signal rock); South Fork Mt. 1767 Comment
  UC176376  Lilium washingtonianum subsp. purpurascens Joseph P. Tracy 1913-7-20 4366 Humboldt ridge between Redwood Creek and Willow Creek (on Willow Creek road); Northern Coast Ranges 914 Comment
  CHSC19489  Limnanthes douglasii Norman Dennis 1965-6-11 113 Humboldt About 1/4 mile south and 1 mile east of the junction of Barry Ridge Road and the Eureka-Bridgeville county road, along Ashfield Ridge Road. About 5 miles southeast of Kneeland. 792 Comment
  UC1537005  Limnanthes douglasii Gordon H. True Jr. 1936-5-11 462 Humboldt 12 mi w Miranda (e of Elk Ridge); Elk Ridge 457 Comment
  HSC90329  Limonium californicum Jean Hanson 1980-6-22 103 Humboldt Indian (Gunther) Island, Humboldt Bay, city of Eureka: W side of dike on NW side of island. Comment
  HSC90756  Limonium californicum Gail Newton 1983-8-21 3853 Humboldt Elk River Wildlife Area, Eureka. Comment
  SEINET200735  Linanthastrum nuttallii J. P. Tracy 1936-8-2 15063 Humboldt French Camp Ridge 1067 Comment
  JEPS58273  Linanthus bolanderi Lincoln Constance 1934-6-15 890 Humboldt few yds s Lookout (on summit of ridge of Grasshopper); South Fork Eel River, Bull Creek Region, Grasshopper Comment
  UC908238  Linanthus ciliatus Joseph P. Tracy 12923 Humboldt s slope Grouse Mountain (towards Grouse Creek Basin); North Coast Ranges 1219 Comment
  SJSU918  Linnaea borealis var. longiflora J. W. Tilden 1946-6-2 999 Humboldt Bluff Cr c. 1.5 mi above its junction with Klamath R Comment
  HSC15800  Linum bienne W. F. Nickel 1965-4-28 Humboldt On Humboldt State Campus on S side of biological science building. Comment
  HSC97453  Linum bienne Cara Witte 2007-6-7 228 Humboldt White Oak Opening. Along Kinsey Ridge. 1238 Comment
  CAS-BOT-BC111982  Lipocarpha occidentalis Joseph Prince Tracy 1931-9-7 9650 B Humboldt Sand bars in River bed, Trinity River Valley at Willow Creek. 152 Comment
  HSC37702  Listera cordata var. nephrophylla M. Mesler, J. D. Ackerman 1976-4-28 755 Humboldt 1 mi. E of old Hwy. 299 and Korbel turnoff, 1.5-2 mi. from Blue Lake, Simpson Demonstration Forest Comment
  UC1196366  Lithocarpus densiflorus Joseph P. Tracy 1908-6 2846 Humboldt nw slope Buck Mountain; Northern Coast Ranges 609 Comment
  RSA247208  Lithocarpus densiflorus var. densiflorus Gary D. Wallace 1971-7-28 946 Humboldt Along King Range Co. Rd. ca. 4 mi SE of Shelter Cove. Comment
  RSA293190  Lithocarpus densiflorus var. densiflorus Thomas W. Nelson, Jane P. Nelson 1978-2-5 3760 Humboldt Kneeland, east side of junction of Kneeland & Maple Creek roads. 671 Comment
  RSA152286  Lithocarpus densiflorus var. echinoides Joseph P. Tracy 1948-8-15 18136 Humboldt Trinity Summit. On ridge 2 miles east of Grove's Prairie. 1524 Comment
  HSC23087  Lithospermum californicum D. E. Anderson 1965-5-1 3581 Humboldt Along road to Bluff Creek campground, about 3 mi. from its junction with Hwy. 96 Comment
  UC1199424  Logfia gallica Joseph P. Tracy 1936-8-23 15165 Humboldt Carlotta Northern Coast Ranges, Carlotta 60 Comment
  CAS-BOT-BC342350  Logfia gallica Henry M. Pollard 1948-7-27 s.n. Humboldt Near mouth of Red Cap Creek, near Orleans Comment
  HSC5650  Logfia gallica J. P. Tracy 1935-5-30 13914 Humboldt Trinity River Valley at Willow Creek 152 Comment
  UC726366  Lolium perenne A. A. Heller 1923-7-9 13779 Humboldt near Arcata; near Arcata Comment
  HSC73721  Lomatium californicum M. A. Baker 1980-7-15 2954 Humboldt Near Whiting Ridge. 1341 Comment
  RSA28899  Lomatium dissectum var. dissectum Lincoln Constance, A. A. Beetle 1940-5-17 2617 Humboldt NW slope, Lower slopes of Buck Mtn, near Eureka. 793 Comment
  RSA0000726  Lomatium donnellii W. L. Jepson 1934-5-8 16716 Humboldt Redway, South Fork Eel River. Comment
  HSC55723  Lomatium macrocarpum G. L. Clifton, Terry Griswold 1979-7-26 10172 Humboldt Near Salmon Mtn., close to the town of Forks of Salmon 2058 Comment
  HSC56003  Lomatium macrocarpum Overton, Butler 1979-7-31 11454 Humboldt Near Water Dog Lakes, close to the town of Hoopa 1830 Comment
  HSC70249  Lomatium macrocarpum M. A. Baker 1980-6-8 1914 Humboldt Near Buck Flat. 1554 Comment
  HSC97458  Lomatium nudicaule Cara Witte 2007-5-29 125 Humboldt White Oak Opening. Along Kinsey Ridge. 1238 Comment
  HSC44441  Lomatium tracyi Barbara Kelly 1978-5-1 592 Humboldt Intersection with road sign saying Grouse Mtn. Lookout 2 mi., Horse Mtn. 15 mi. Comment
Read comments
Jan 16 2014
  UC21257  Lomatium triternatum var. macrocarpum Harley P. Chandler June, 1901 1378 Humboldt Hupa Indian Reservation North Coast Ranges, Hupa Indian Reservation 152 Comment
  HSC70950  Lomatium utriculatum J. M. DiTomaso 1981-5-15 2006 Humboldt Larabee Valley, 10 mi. E of Bridgeville on Hwy. 36 Comment
  OBI81593  Lomatium utriculatum Coll. Tracey, Viola Call 1964-6-20 2272 Humboldt South-facing rocky outcropping near summit above Van Duzen river 7miles east of Bridgeville. 853 Comment
  UC1239549  Lonicera conjugialis Joseph P. Tracy 1932-7-11 10413 Humboldt Corral Prairie Trinity Summit 1584 Comment
  BLMAR175  Lonicera hispidula Donald Hazlett 1994-6-7 175 Humboldt King range, near horse Mt. Ridge rd 670 Comment
  UCD67636  Lonicera hispidula D. Sanchez-Mata 1996-6-28 s.n. Humboldt Blue Lake-Willow Creek. Lord-Ellis Summit. 560 Comment
  UC1239554  Lonicera hispidula var. vacillans Joseph P. Tracy 1911-7-9 3469 Humboldt near mouth Willow Creek; Northern Coast Ranges, Trinity River 152 Comment
  CHSC31282  Lonicera involucrata var. ledebourii Mark Stopher 1980-4-11 47 Humboldt Occasional in brushy areas along Elk River. 1 Comment
  HSC83836  Lonicera involucrata var. ledebourii F. R. Fosberg 1948-8-28 30053 Humboldt Dry Lagoon. Comment
  HSC89435  Lonicera involucrata var. ledebourii P. A. Daly 1984-5-13 24 Humboldt Along trail/Rd. at Trinidad Head. 61 Comment
  RSA1254  Lonicera involucrata var. ledebourii B. D. Stark 1929-7-24 590 Humboldt 8 miles S of Eureka. 30 Comment
  RSA455682  Lonicera involucrata var. ledebourii E. A. Purer 1932-7-27 15978 Humboldt Near Samoa. Comment
  SEINET3523667 Image available Lotus A. A. Heller 1923-7-9 13778 Humboldt Near Blue Lake, 5 mi from Arcata Comment
  UC1223439  Lotus corniculatus Joseph P. Tracy 1950-9-22 19345 Humboldt 2 mi s Field's Landing town 6 Comment
  HSC26447  Lotus corniculatus Brad Klipfel 1973-4-28 16 Humboldt Along Canyon Creek, SW of Korbel Comment
  UC1052471  Lotus formosissimus H. E. and S. T. Parks Jun 1952 24449 Humboldt Spruce Cove Trinidad 60 Comment
  UC1223400  Lotus formosissimus Joseph P. Tracy 1938-6-17 15949 Humboldt s of Cape Mendocino point; Cape Mendocino 3 Comment
  RSA406183  Lotus humistratus Lester Rowntree 1931-7-21 s.n. Humboldt Mattole River Bridge 2 miles from Petrolia. Comment
  UC162804  Lotus humistratus Joseph P. Tracy 1906-7-4 2531 Humboldt near Hydesville; Northern Coast Region, Yager Creek 60 Comment
  UC1197295  Lotus micranthus J. P. Tracy 1901-6-23 1179 Humboldt immediate vicinity Eureka 0 Comment
  UC1947582  Lotus oblongifolius var. oblongifolius Joseph P. Tracy 1919-5-31 5176 Humboldt near, at Lack Pond Willow Creek; Northern Coast Ranges, Trinity River Valley, Lack Pond 152 Comment
  UC1223417  Lotus purshianus var. purshianus Joseph P. Tracy 1938-6-29 15976 Humboldt opposite Willow Creek; Trinity River Comment
  HSC35860  Lotus unifoliolatus var. unifoliolatus Thomas W. Nelson, James Nelson 1975-8-5 2134 Humboldt Along S spit to Humboldt Bay Comment
  JEPS82250  Luina hypoleuca Roger Raiche 1983-7-19 30536 Humboldt w side Saddle Mt. (King Mt. Trail Road); King Mt. Range, Saddle Mt. 853 Comment
  RSA89561  Lupinus Philip A. Munz 1954-7-23 19861 Humboldt Road from Dinsmore to Mad River, near Humboldt-Trinity county line. 762 Comment
  UC15888  Lupinus adsurgens Chesnut and Drew 1888-7-21 Humboldt South Fork Mt.; ; S of Fort Mt., Humboldt Co. Comment
  HSC58675  Lupinus adsurgens var. undulatus Gilbert Muth 1979-8-1 12180 Humboldt Near Horse Trail Ridge, close to the town of Hoopa 1677 Comment
  UC1223275  Lupinus albicaulis var. shastensis Joseph P. Tracy 1936-6-9 14908 Humboldt Mattole Valley Northern Coast Ranges, Mattole Valley (near Hadley place) 152 Comment
  SEINET200685  Lupinus albifrons Joseph P. Tracy 1926-5-9 7458 Humboldt Valley of South Yager Creek Comment
  CHSC10105  Lupinus arboreus J. W. Johnson 1961-9-3 1078 Humboldt Arcata. In the dune fields, Christenson Farm, Samoa Peninsula. Comment
  UC1223266  Lupinus arboreus Joseph P. Tracy 1947-7-3 17763 Humboldt mouth of Little River Comment
  HSC95546  Lupinus bicolor Andrea Pickart 2002-5-20 106 Humboldt Manila Dunes, near Manila Community Services District treatment area 15 Comment
  UC179935  Lupinus bicolor Joseph P. Tracy 1914-7-5 4561 Humboldt High Prairie on Bald Mountain; Northern Coast Ranges, High Prairie on Bald Mountain 1066 Comment
  CAS-BOT-BC205381  Lupinus elmeri Joseph P. Tracy 1930-7-16 8954 Humboldt South Fork Mountain; open glades along summit near Blake lookout 1737 Comment
  UC503015  Lupinus latifolius var. viridifolius Joseph P. Tracy 1929-7-4 8624 Humboldt French Camp Ridge; Northern Coast Ranges, French Camp Ridge 1066 Comment
  HSC14918  Lupinus lepidus Allan R. Marshall 1962-5-13 15 Humboldt W side of Redwood Creek Bridge, along Hwy. 299 259 Comment
  UC170164  Lupinus littoralis Joseph P. Tracy 1912-7-7 3745 Humboldt near mouth Elk River; Northern Coast Region, region about Humboldt Bay 0 Comment
  UC169007  Lupinus polyphyllus var. polyphyllus Joseph P. Tracy 1912-7-21 3784 Humboldt Alton; Northern Coast Region 30 Comment
  UC1197252  Lupinus polyphyllus var. polyphyllus Joseph P. Tracy 1897-6-23 202 Humboldt Elk River Valley Northern Coast Region, Humboldt Bay Region, Elk River Valley (region about Humboldt Bay) 0 Comment
  UC774984  Lupinus polyphyllus var. polyphyllus Carl B. Wolf 1937-8-11 9144 Humboldt 1/2 mi e Alton; e of Alton 21 Comment
  HSC14865  Lupinus rivularis Allan R. Marshall 1962-5-5 8 Humboldt 25 yds. W of 1528 M St. 6 Comment
  POM276520  Lupinus rivularis Lyman D. Benson 1928-7-10 423 Humboldt Fortuna 30 Comment
  UCD170581  Lupinus rivularis Gordon Leppig 1998-4-7 731 Humboldt Rt. 299. 396 Comment
  HSC14132  Luzula comosa Gerald T. Rood 1962-5-6 15 Humboldt Kneeland Rd. 1 mi. W of Barry Rd. Comment
  HSC74420  Luzula comosa Gail Newton 1980-8-10 2042 Humboldt Near Blake Mountain 1707 Comment
  HSC98577  Luzula comosa Cara Witte 2007-5-26 658 Humboldt National Forest 1. 1 mile north of intersection with Forest Service Road 5N10. 1457 Comment
  UCD142118  Luzula comosa Joseph P. Tracy 1930-7-17 8972 Humboldt South Fork Mountain; opening in fir forest nera McKay Camp. 1676 Comment
  UC1103686  Luzula subsessilis Joseph P. Tracy 1921-4-24 5449 Humboldt Northern Coast Ranges. Phillipsville Flat South Fork Eel River 91 Comment
  RSA590653  Lycopodiella inundata Doris K. Kildale 1929-7-10 s.n. Humboldt Big Lagoon Comment
  CAS-BOT-BC61932  Lycopodium clavatum H. E. Parks; W. K. Parks 1932-7-30 01132 Humboldt Camp 21 Hammon Lumber Company, Trinidad 152 Comment
  JEPS26544  Lycopodium clavatum Don Branscomb July, 1959 Humboldt Trinidad Comment
  JEPS60165  Lycopodium clavatum Hilda W. Grinnell 1932-7-23 46 Humboldt on ever-shaded oozy slope below McKay Camp; South Fork Mountain Comment
  JEPS63269  Lycopus uniflorus H. E. Parks and Joseph P. Tracy 1924-8-3 6765 Humboldt Big Lagoon 6 Comment
  JEPS433  Lysichiton americanus W. L. Jepson 1936-8-17 17916 Humboldt 2 mi. s. Field's Landing (near Still's ranch) Comment
  POM87675  Lysichiton americanus Le Roy Abrams, Rimo C. Bacigalupi 8277 Humboldt Big Lagoon. South of Orick. Comment
  HSC39969  Lysichiton americanus Linda M. Barker 1976-3-22 1346 Humboldt 3 mi. W of Arcata, near rifle range at NE corner Comment
  RSA0023106  Lythrum Robert F. Thorne, Percy C. Everett 1965-8-8 35251 Humboldt North edge of Eureka, east of Highway 101 5 Comment
  UC34191  Madia elegans Harley P. Chandler 1901-6-1 1409 Humboldt Klamath River North Coast Ranges 243 Comment
  CAS-BOT-BC342809  Madia elegans Lincoln Constance; Reed C. Rollins 1942-5-11 2875 Humboldt California North Coast Ranges. Hoopa Valley 5 miles south of Hoopa 121 Comment
  HSC56970  Madia exigua Overton, Butler 1979-7-23 9499 Humboldt Near Titlow Hill, close to the town of Willow Creek. 1280 Comment
  HSC44130  Madia gracilis Thomas W. Nelson, Jane P. Nelson 1977-7-4 3607 Humboldt Along road N from Alder Spring 1555 Comment
  JEPS40205  Madia gracilis Joseph P. Tracy Jul 16 1930-Jul 19 1930 8957 Humboldt near McKay Camp; Northern Coast Ranges, South Fork Mountain 1676 Comment
  JEPS22206  Madia gracilis Joseph P. Tracy 1931-6-28 9588 Humboldt nw slope Buck Mountain; Northern Coast Ranges, Buck Mountain 762 Comment
  HSC37970  Madia sativa Peter Sorensen 1976-7-15 Humboldt Woodley Island Comment
  RSA2932  Mahonia nervosa C. B. Wolf 1931-8-29 1243 Humboldt Near summit of Orick Hill on road to Weitchpec. 304 Comment
  RSA376908  Maianthemum dilatatum Maude Minthorn s.n. Humboldt Ferndale Comment
  CAS-BOT-BC508512  Maianthemum dilatatum H. C. Cantelow 1936-5-18 s.n. Humboldt 5 miles north of Orick Comment
  RSA24336  Maianthemum dilatatum Carl B. Wolf 1941-2-25 9959 Humboldt South side of Freshwater Lagoon 61 Comment
  UCSB27865  Maianthemum racemosum Phelps, M. 1972-3-19 Humboldt 1.5 miles from Barberville along Old Briceland Rd., 0.5 miles north of roadside. 213 Comment
  HSC42005  Maianthemum racemosum subsp. amplexicaule Tom Duebendorfer 1977-5-15 52 Humboldt 8.9 mi. E on Ward Rd. from junction of Maple Creek Rd. and Old Hwy. 299 610 Comment
  HSC62767  Maianthemum racemosum subsp. amplexicaule M. Dean Griswold Jr. 1979-4-21 25 Humboldt N side of Hwy. 36 Comment
  HSC70326  Maianthemum stellatum M. A. Baker 1980-6-8 1881 Humboldt Near Buck Flat. 1554 Comment
  RSA24192  Maianthemum stellatum Carl B. Wolf 1941-3-2 9982 Humboldt Along north bank of the Van Duzen River, 4.8 miles above Carlotta 61 Comment
  UC127825  Malacothrix floccifera Harley P. Chandler June, 1901 1360 Humboldt Hupa Indian Reservation North Coast Ranges 152 Comment
  HSC6006  Malacothrix floccifera Paul Shields Aug 1955 Humboldt 7 mi. S of Myers Flat Comment
  CAS-BOT-BC140138  Malus fusca Doris K. Kildale 1926-7-10 2343 Humboldt Big Lagoon Comment
  JEPS68659  Malva nicaeensis Lincoln Constance 1934-6-18 9006 Humboldt n border of Dyerville Flat (near South Fork Railroad Station and Post Office, South Fork Eel River); Bull Creek Region, South Fork Eel River Comment
  UC180180  Malva parviflora Joseph P. Tracy 1914-6-26 4518 Humboldt Northern Coast Region, Eureka Eureka; Northern Coast Region, Eureka 0 Comment
  RSA80535  Marah oregana Roxana S. Ferris 1951-9-5 12448 Humboldt Trinidad Head. Comment
  RSA441241  Marah oregana Christopher Davidson 1973-5-29 2206 Humboldt 2 miles S of Carlotta on Hwy 36 61 Comment
  UC303179  Medicago arabica Joseph P. Tracy 1925-5-31 7051 Humboldt Bridgeville Northern Coast Ranges 228 Comment
  HSC31809  Medicago lupulina Donald Spalinger 1974-4-25 23 Humboldt Forest across from 1756 Ridgewood Dr. 122 Comment
  UC162809  Medicago polymorpha J. P. Tracy 1909-8-15 3076 Humboldt Immediate vicinity of Eureka 0 Comment
  CAS-BOT-BC271171  Melica aristata Joseph P. Tracy 1935-7-25 14236 Humboldt McKay Prairie, Trinity Summit 1584 Comment
  UC1145134  Melica aristata Joseph P. Tracy 1949-7-19 18374 Humboldt Friday Camp Grouse Mountain (Grouse Mountain) 1219 Comment
  UC184156  Melica californica Joseph P. Tracy 1912-6-9 3677 Humboldt Alton; Northern Coast Region 30 Comment
  SEINET10599370  Melica californica Joseph P. Tracy 1913-6-18 Tracy 4195 Humboldt Gravelly grassy hillside, Dinsmore's Ranch, in valley of Van Duzen River opposite Buck Mountain. 762 Comment
  HSC10347  Melica geyeri A. H. Murphy 1951-4-18 21 Humboldt Ft. Seward next to railroad right of way. 183 Comment
  SEINET200333 Image available Melica harfordii Joseph P. Tracy 1913-6-13 4116 Humboldt Bolander Rocky Mountain slopes; near summit of ridge between Van Duzen and Mad rivers on Dinsmore's Ranch. 1067 Comment
  UCD87504  Melica harfordii August L. Hormay 1932-5-12 s.n. Humboldt Bull Creek Road, Redwood Highway, north of Garberville. Comment
  UCD87509  Melica harfordii August L. Hormay 1932-5-12 s.n. Humboldt Bull Creek Road, Redwood Highway, north of Garberville. Comment
  HSC40311  Melica stricta Thomas W. Nelson, Jane P. Nelson 1976-7-1 2928 Humboldt Along W side of Lassic Peak (Signal Peak). 1738 Comment
  HSC10369  Melica subulata J. P. Tracy 1926-5-22 7503 Humboldt Prairie Creek. 152 Comment
  UC38867  Melica subulata Harley P. Chandler May 1901 1174 Humboldt Humboldt Bay; North Coast Ranges 30 Comment
  UCD88639  Melica subulata A. H. Murphy 1950-1 s.n. Humboldt E. M. Cottrell Ranch. Comment
  HSC15519  Melilotus albus C. Kline 1970-11-9 66 Humboldt .5 mi. N of Bayside, Bayside Rd. Comment
  HSC14244  Mentha canadensis John Warner Hosking 1968-10-10 Humboldt Clam Beach. Comment
  HSC24427  Mentha canadensis D. E. Anderson 1963-9-29 2857 Humboldt Fish Lake Comment
  UC535756  Mentha canadensis Eleanor Armstrong 1934-7-18 1127 Humboldt Richardson Grove; Sandbar 121 Comment
  UCR123947  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2001-7-8 6987 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
  HSC98868  Mentha pulegium Cara Witte 2008-8-5 991 Humboldt Along National Forest 1 on Kinsey Ridge. 1/2 north of intersection with Forest Service Road 4N06. 1291 Comment
  UC577377  Mentha spicata Joseph P. Tracy 1925-8-16 7233 Humboldt Trinity River Valley, near the South Fork; Northern Coast Ranges, Trinity River Valley, near South Fork 182 Comment
  JEPS80895  Menziesia ferruginea B. A. Bohm, K. W. Nichols 1981-5-11 1573 Humboldt Mile 133.12, U. S. Highway 101 Mile 133.12; , U. S. Highway 101 Comment
Read comments
Jul 9 2015
  SJSU2546  Menziesia ferruginea H. L. Buckalew 1962-6-28 Humboldt Prairie Cr Redwoods State Park Comment
  HSC28256  Menziesia ferruginea subsp. ferruginea Gary S. Lester 1973-12-2 59 Humboldt Humboldt State University Campus, Arcata Comment
  SEINET7016935  Micropus californicus Wanda P. Vestal, A. G. Vestal 1937-6-22 s.n. Humboldt Kneeland Prairie, about 4 miles southeast of Kneeland. Comment
  UC88381  Micropus californicus var. californicus W. W. Price 1890-6-30 Humboldt Mad River Comment
  JEPS40640  Micropus californicus var. californicus Lincoln Constance 1934-6-15 891 Humboldt on summit, a few yds s of lookout Grasshopper ridge; Bull Creek, South Fork Eel River Comment
  SEINET11793954  Micropus californicus var. californicus J. P. Tracy 1947-1 17681 Humboldt near Briceland Comment
  CAS-BOT-BC322678  Microseris laciniata Doris K. Kildale 1927-7-17 3750 Humboldt Big Creek 792 Comment
  UC582440  Microseris nutans Joseph P. Tracy 1935-7-27 14307 Humboldt McKay Prairie Trinity Summit 1584 Comment
  HSC32274  Microseris nutans D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5628 Humboldt Westward lower slopes of Black Lassic near Trinity Co. line. 1585 Comment
  CDA41683  Mimulus alsinoides B. F. Kemp 1958-4-14 s.n. Humboldt Winters Ranch, north of Bald Hills School, near Eureka. 0 Comment
  RSA12432  Mimulus breweri Carl B. Wolf 1934-7-2 5862 Humboldt Edge of small lake at Snow Camp. (Mts. east of Korbel) Upper transition or Canadian - Abies concolor 1372 Comment
  UC1196777  Mimulus cardinalis Joseph P. Tracy 1921-9-4 5955 Humboldt near Willow Creek; Northern Coast Ranges, Trinity River Valley 152 Comment
  UC1299218  Mimulus cardinalis Freed W. Hoffman 1949-7-15 3011 Humboldt a little s Blue Ridge (bottom of Mule Slide); North Coast Ranges, Mt. Lassic area Comment
  HSC20711  Mimulus dentatus P. Markle 1962-5-16 34 Humboldt Along road to City of Arcata reservoir Comment
  SEINET10570226  Mimulus floribundus Charlene A. Bennett 1976-8-6 Bennett 484 Humboldt Collected by hwy 101, n side of orick. Rocky area, densely forested by river. Comment
  CDA41787  Mimulus guttatus E. F. Kemp 1958-4-14 s.n. Humboldt Winters Ranch, north of Bald Hills School, near Eureka. 0 Comment
  UC673101  Mimulus guttatus Joseph P. Tracy with Dr. F. W. Pennell 1940-7-7 16661 Humboldt head Willow Creek; Trinity Highway 762 Comment
  JEPS10788  Mimulus inodorus Joseph P. Tracy 1923-9-16 6551 Humboldt near South Fork; Trinity River Valley 182 Comment
  UC1196768  Mimulus inodorus Joseph P. Tracy 1939-8-5 16376 Humboldt Dinsmore's Van Duzen River 731 Comment
  HSC40813  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1976-6-22 2866 Humboldt Along Rd. to Goat Hill. 1646 Comment
  HSC56105  Mimulus moschatus G. L. Clifton 1979-7-31 11839 Humboldt Near Tish Tang A Tang Creek, close to the town of Hoopa. 1356 Comment
  RSA44299  Mimulus moschatus H. M. Pollard 1945-8-21 s.n. Humboldt Road to old mine North of Orleans, Klamath River canyon. Comment
  HSC103113  Mimulus nanus M. Mesler 2010-7-21 837 Humboldt South Fork Mtn, FS rd 4N12 1700 Comment
  UC147917  Mimulus nasutus Joseph P. Tracy 1903-5-22 1883 Humboldt Alder Point Northern Coast Ranges, Eel River 152 Comment
  UC582497  Mimulus primuloides Joseph P. Tracy 1935-7-26 14258 Humboldt Water Dog Lakes Trinity Summit 1828 Comment
  HSC97619  Mimulus pulsiferae Cara Witte 2007-6-4 202 Humboldt Cold Spring. 0.5 mile S of Titlow Hill. 1386 Comment
  UC183621  Minuartia californica Joseph P. Tracy 1913-5-4 4068 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  RSA168878  Minuartia douglasii Joseph P. Tracy 1950-7-6 18993 Humboldt 2 miles S of Burr Valley on the Albee Road, Bridgeville to Blocksburg. 1159 Comment
  HSC4087  Minuartia nuttallii subsp. gregaria D. E. Anderson 1965-6-1 3763 Humboldt Horse Mountain, W facing slope 1220 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
  HSC44280  Mitella ovalis Barbara Kelly 1977-4-23 305 Humboldt 2.5 mi. S of Shelter Cove Rd., S Fork of Bear Creek at Wailaki Campground 561 Comment
  HSC20238  Mitella ovalis D. E. Anderson 1964-2-23 2903 Humboldt 7 mi. E of Carlotta along Hwy. 36; above Van Duzen River Comment
  CAS-BOT-BC433067  Mitella trifida J. H. Thomas 1949-6-13 911 A Humboldt Between Le Perron Flat and Whitey's Peak, along trail. East of town of Orleans. 1371 Comment
  JEPS49672  Mitella trifida Joseph P. Tracy 1932-7-13 10503 Humboldt near Corral Prairie; Klamath Mountains, Trinity Summit 1524 Comment
  UC1198328  Moehringia macrophylla Mrs. Emma N. Cathey 1939-4-16 Humboldt on Bull Creek-Mattole Road Panther Gap; , on Bull Creek-Mattole Road 762 Comment
  UC8146  Moehringia macrophylla Harley P. Chandler June, 1901 1284 Humboldt Hupa Indian Reservation; North Coast Ranges, Hupa Indian Reservation 1097 Comment
  HSC14282  Monardella villosa Paul Shields Jul 1955 Humboldt 3 mi. S of Myers Flat Comment
  UC577347  Monardella villosa subsp. villosa Joseph P. Tracy 1937-7-11 15425 Humboldt Vicinity of Garberville 121 Comment
  UC161061  Montia diffusa Joseph P. Tracy 1911-7-7 3404 Humboldt 3 mi nw of junction of Willow Creek with Trinity River (near Beebe's Ranch); Northern Coast Ranges 914 Comment
  UC673012  Montia diffusa Joseph P. Tracy 1937-6-27 15379 Humboldt w of mouth of South Fork Trinity River (Four-Mile Creek); Four-Mile Creek 670 Comment
  CAS-BOT-BC445045  Montia linearis Volney Rattan 1878-1-1 s.n. Humboldt Unspecified Comment
  HSC55167  Montia parvifolia Gilbert Muth 1979-8-1 12160 Humboldt Near Horse Trail Ridge, close to the town of Hoopa 1677 Comment
  HSC16098  Morella californica W. R. Brigham 1962-4-7 2 Humboldt S of Big Lagoon Comment
  RSA152302  Muhlenbergia filiformis Joseph P. Tracy 1919-9-18 5233 Humboldt Trinity Summit. 1829 Comment
  SEINET200835 Image available Muhlenbergia filiformis Joseph P. Tracy 1919-9-18 5233 Humboldt Trinity Summit 1829 Comment
  UC582539  Myosotis discolor Joseph P. Tracy 1936-5-17 14809 Humboldt at crossing of Kneeland Rd. Lawrence Creek 457 Comment
  JEPS30059  Myrica californica Mr. and Mrs. George Parrish 1930-5-21 Humboldt Trinidad Comment
  JEPS30071  Myrica californica Joseph P. Tracy 1930-5-18 8698 Humboldt Rohnerville Golf Course Northern Coast Ranges, Rohnerville Golf Course 152 Comment
  UC1197940  Myrica californica Joseph P. Tracy 1931-3-26 9291 Humboldt along Van Duzen R. Alton; North Coast Ranges, , Van Duzen R. 30 Comment
  HSC77877  Myriophyllum hippuroides J. M. Handley 1977-11-28 771128 .1 Humboldt Lake Prairie, Snow Camp Rd., E of Maple Creek 1067 Comment
  POM89536  Myriophyllum sibiricum Joseph P. Tracy 1920-8-29 s.n. Humboldt Near mouth of Little River, in pond in coast sand dunes. 6 Comment
  HSC15607  Narcissus pseudonarcissus D. B. Mitchell 1965-3-13 - 6 Humboldt 0.5 mi. N of US Coast Guard Station on Samoa Rd. Comment
  HSC91593  Narcissus tazetta E. Mackey 1986-7-21 Humboldt Patrick's Point State Park near Ceremonial Rock. Comment
  CAS-BOT-BC515984  Narthecium californicum Volney Rattan 1867-6-1 s.n. Humboldt Red Mountain Comment
  HSC59207  Nasturtium officinale Terry Roth 1979-4-28 19 Humboldt Glendale exit off of Hwy. 299, gravel road towards Mad River 30 Comment
  HSC55152  Navarretia capillaris G. L. Clifton, Griswold 1979-8-1 12096 Humboldt Near N Trinity Mtn., close to the town of Hoopa. 1798 Comment
  HSC56058  Navarretia divaricata G. L. Clifton, Griswold 1979-7-31 11693 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa 1805 Comment
  HSC56334  Navarretia divaricata Overton, Butler 1979-8-2 12710 Humboldt Near Grogan Hole, close to the town of Hoopa. 1554 Comment
  JEPS69509  Navarretia linearifolia subsp. linearifolia Joseph P. Tracy 1930-7-10 8864 Humboldt Brannan Mountain Northern Coast Ranges, Brannan Mountain 1219 Comment
  UC906686  Navarretia linearifolia subsp. linearifolia Joseph P. Tracy 1947-7-5 17794 Humboldt Mud Springs , Mud Springs (Trinity Summit) 1371 Comment
  HSC42587  Navarretia pubescens Maralyn O'Meara 1974-7-11 532 Humboldt Kneeland, Barry Ridge Comment
  UC1222711  Navarretia tagetina Joseph P. Tracy 1950-6-15 18826 Humboldt near (on ne side) Huestis Rock; Mail Ridge Comment
  JEPS70490  Navarretia tagetina Joseph P. Tracy 1916-9-6 4758 Humboldt headwaters of Canoe Creek Northern Coast Ranges, Grasshopper Ridge, Canoe Creek 609 Comment
  SEINET200628  Navarretia viscidula Joseph P. Tracy 1918-7-5 5036 Humboldt White Thorn Valley 305 Comment
  UC198635  Navarretia viscidula Joseph P. Tracy 1916-6-20 4732 Humboldt Alder Point Northern Coast Ranges 152 Comment
  SEINET3812470 Image available Nemacladus capillaris Joseph P. Tracy 1930-7-10 8865 Humboldt Brannan Mt. 1219 Comment
  UC249522  Nemophila heterophylla Joseph P. Tracy 1922-4-30 5987 Humboldt near Willow Creek (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 152 Comment
  HSC71063  Nemophila menziesii Thomas W. Nelson, Jane P. Nelson 1977-5-30 3397 Humboldt McKeown Ranch; along road to Anderson's Ford 854 Comment
  HSC34960  Nemophila menziesii var. atomaria Thomas W. Nelson 1975-5-24 1868 Humboldt McKeown Ranch, N of Dinsmore. Comment
  UC146184  Nemophila pedunculata Joseph P. Tracy 1906-5-6 2434 Humboldt near Hydesville; Northern Coast Region, near Hydesville 60 Comment
  UC562594  Nemophila pedunculata Joseph P. Tracy 1927-4-2 7873 Humboldt facing South Fork Eel River (Phillipsville); Northern Coast Ranges, , South Fork Eel River 121 Comment
  HSC99274  Noccaea fendleri subsp. glauca D. E. Anderson 1965-5-1 3587 Humboldt Along Hwy. 96, 3-4 mi. S of Weitchpec Comment
  HSC99078  Notholithocarpus densiflorus var. echinoides Cara Witte 2008-7-25 940 Humboldt Forest Service Road 5N10. Approximately 1.5 miles north of intersection with Forest Service Road 5N10C. 1319 Comment
  HSC60379  Nuphar polysepala J. M. DiTomaso 1979-4-22 908 Humboldt Crannell Rd. exit between Westhaven and McKinleyville Comment
  CAS-BOT-BC142295  Oemleria cerasiformis Doris K. Kildale 1927-6-25 3567 Humboldt Shelton Cove in gully. Comment
  HSC31804  Oemleria cerasiformis Steve Selva, Roger Jensen 1974-8-28 93 Humboldt Humboldt State University Freshwater Forest Comment
  HSC77344  Oemleria cerasiformis L. P. Janeway 1983-4-16 231 Humboldt Near the old Hwy. 299 on W side of Berry Summit. 823 Comment
  RSA782436  Oemleria cerasiformis R. W. Spjut, Paul Burchstead 2008-6-14 16347 Humboldt North Coast Ranges. Old Hwy. along west side of Hwy. 101 between Loleta and Fortuna 25 Comment
  UC916667  Oenanthe pimpinelloides Joseph P. Tracy 1950-6-23 18874 Humboldt 3 mi n Blocksburg; Larrabee Creek 457 Comment
  CDA38492  Oenanthe sarmentosa Margaret Bellue Jul 1933 s.n. Humboldt [no further data] 0 Comment
  JEPS14167  Oenanthe sarmentosa Lincoln Constance 1934-6-18 893 Humboldt border of N. Dyerville Flat (near S. Fork R.R. Station & P.O.); Bull Creek Region, S. Fork Eel R., N. Dyerville Flat Comment
  UC642344  Oenanthe sarmentosa Joseph P. Tracy 1938-8-20 16123 Humboldt along Van Duzen R. Alton; North Coast Ranges, Van Duzen R. 30 Comment
  UC1007123  Oenothera glazioviana P. A. Munz 1936-8-13 14384 Humboldt 7 mi e Arcata Comment
  SEINET10453198  Oenothera hookeri subsp. montereyensis Mary Susan Taylor 1982-10-24 Taylor 5186 Humboldt T5N R1W nw sec 15. Eureka quad. Samoa, under bridge, ca. 1 mi nw of Eureka. Sea level. Sandy soils. 0 Comment
  RSA0004550  Oenothera hookeri subsp. wolfii Carl B. Wolf, E. R. Johnson 1934-12-11 6172 Humboldt Redwood Highway just south of Trinidad. 30 Comment
  JEPS69030  Orobanche californica subsp. grayana Theodore F. Niehaus 1972-8-29 934 Humboldt About 1/4-1/2 mile east on old horse trail (to Trinity Summit Station), directly from crossing of new forest road at Oregon Creek. Oregon Creek a tributary of upper Tish-Tang a Tang Creek, Western Salmon Mountains. Comment
  UC585980  Orobanche uniflora subsp. occidentalis Joseph P. Tracy 1935-7-28 14321 Humboldt Head of Devil's Hole. Trinity Summit. Comment
  UC642296  Orogenia fusiformis Joseph P. Tracy 1932-7-15 10595 Humboldt ridges e. of Corral Prairie Trinity Summit 1828 Comment
  UC1222796  Orthocarpus imbricatus Joseph P. Tracy 1951-6-26 19562 Humboldt halfway between Snow Camp and Twin Lakes; halfway between Snow Camp and Twin Lakes Comment
  HSC21584  Osmorhiza berteroi D. E. Anderson 1961-8-11 1724 Humboldt E of Humboldt State College campus. 30 Comment
  HSC55971  Osmorhiza occidentalis G. L. Clifton, Overton 1979-7-31 11355 Humboldt Near Tish Tang A Tang Creek, S Fork, close to the town of Hoopa 1433 Comment
  HSC16722  Oxalis articulata subsp. rubra N. D. Dennis 1965-4-4 6 Humboldt Corner of F and 9th street, in Eureka Comment
  JEPS43130  Oxalis corniculata Joseph P. Tracy 1918-11-17 5119 Humboldt Elk River Corners Northern Coast Ranges, Eureka 0 Comment
  UC17222  Oxalis oregana Harley P. Chandler May, 1901 1160 Humboldt Humboldt Bay North Coast Ranges 30 Comment
  UCD110986  Oxalis oregana K. Twitchell 1996-5-11 24 Humboldt Crannell, coastal cliffs along old Highway 101 at Moonstone beach access. 36 Comment
  UC1103425  Oxalis oregana J. P. Tracy 1906-4-15 2411 Humboldt near Kobel; Bald Mt. 609 Comment
  HSC102179  Oxalis trilliifolia M. R. Mesler, Robin Bencie, K. A. Wayman 2011-8-3 1092 Humboldt Patterson Meadows 1566 Comment
  CAS-BOT-BC318152  Packera bolanderi var. bolanderi E. Hawver 1915-6-1 s.n. Humboldt near Carlotta Comment
  UCD134738  Packera bolanderi var. bolanderi K. Esau 1934-5-8 s.n. Humboldt Redwood Highway, near Scotia. Comment
  POM126096  Panicum acuminatum var. acuminatum Joseph P. Tracy 1906-7-1 2517 Humboldt At Eureka 0 Comment
  CAS-BOT-BC253706  Panicum capillare Carl D. Duncan 1920-9-22 s.n. Humboldt Hoopa Valley Comment
  CAS-BOT-BC253925  Parapholis incurva S. K. Harris; J. P. Tracy 1936-6-6 3218 Humboldt Near railroad station, Eureka Comment
  JEPS4481  Parentucellia viscosa Joseph P. Tracy 1911-7-12 3530 Humboldt Blue Lake; Northern Coast Ranges 60 Comment
  UC1222793  Parentucellia viscosa Joseph P. Tracy 1950-6-8 18759 Humboldt leading from the coast toward Petrolia; Domingo Hill Comment
  HSC104072  Parnassia palustris S. Carothers 2001-8-29 Humboldt Six Rivers National Forest; Lassics Botanical Area 1537 Comment
  HSC98075  Paxistima myrsinites Cara Witte 2007-7-12 525 Humboldt Forest Service Road 5N10C. Approximately 1 mile south for intersection with Ammon Ridge Road. 1252 Comment
  HSC98738  Paxistima myrsinites Cara Witte 2008-5-26 662 Humboldt Along Forest Service Road 5N10. 1/2 mile south of intersection with Friday Ridge Road. 1487 Comment
  UC902125  Paxistima myrsinites Joseph P. Tracy 1942-6-23 17245 Humboldt 2 mi. e. Box Camp; Trinity Summit 1524 Comment
  UC582555  Pedicularis groenlandica Joseph P. Tracy 1932-7-16 10639 Humboldt Corral Prairie; Trinity Summit 1584 Comment
  UC1245386  Pedicularis groenlandica Joseph T. Gregory 1935-7-30 851 Humboldt at head of Virgin Creek; Salmon Summit 1828 Comment
  SEINET200794 Image available Pellaea mucronata subsp. mucronata J. P. Tracy 1933-6-13 12561 Humboldt Near summit on rd W from Hoopa to Bair's Hoopa Mt 1067 Comment
  HSC48023  Penstemon anguineus Brad Klipfel 1973-7-31 259 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  HSC55728  Penstemon anguineus G. L. Clifton, Terry Griswold 1979-7-26 10200 Humboldt Near Salmon Mtn., close to the town of Forks of Salmon 1981 Comment
  HSC56254  Penstemon anguineus Walter Overton 1979-8-1 12387 Humboldt Near Packsaddle Ridge, close to the town of Hoopa 1341 Comment
  JEPS26256  Penstemon anguineus Joseph P. Tracy 1919-9-18 5250 Humboldt Trinity Summit Northern Coast Ranges, Trinity Summit 1524 Comment
  UC1198046  Penstemon anguineus Joseph P. Tracy 1933-7-27 12869 Humboldt Grouse Mountain North Coast Ranges, Grouse Mountain 1524 Comment
  JEPS26253  Penstemon anguineus Joseph P. Tracy 1940-7-7 16671 Humboldt Grouse Mt. 1524 Comment
  UC146234  Penstemon heterophyllus var. purdyi Joseph P. Tracy 1908-6 2804 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  JEPS28975  Penstemon heterophyllus var. purdyi Joseph P. Tracy 1940-5-5 16543 Humboldt Garberville Garberville (on river bar) 152 Comment
  HSC96936  Penstemon laetus subsp. sagittatus Whitney Meier, Elizabeth Kimbrough 2007-6-11 5 Humboldt Cold Springs Camp, 14.1 mi. S of Hwy. 299 on FS Rd. NF1 Comment
  HSC82124  Penstemon newberryi subsp. berryi Thomas W. Nelson 1979-7-11 4996 Humboldt N Trinity Mtn. and ridge to E. 1829 Comment
  UC577415  Penstemon rattanii Joseph P. Tracy 1930-8-24 9166 Humboldt Kneeland Prairie Northern Coast Ranges, Kneeland Prairie 762 Comment
  HSC100681  Penstemon rattanii Carl C. Marshall Jun 1886 20 Humboldt Near Kneeland Prairie. Comment
  HSC39178  Pentagramma triangularis D. E. Anderson, J. P. Smith 1971-6-28 - 1223 Humboldt Along Mad River, 2 mi. S of Blue Lake. Comment
  CAS-BOT-BC71617  Pentagramma triangularis subsp. triangularis Doris K. Kildale 1927-7-3 3650 Humboldt Willow Creek Flat Comment
  CAS-BOT-BC71620  Pentagramma triangularis subsp. triangularis Carl D. Duncan 1920-9-22 s.n. Humboldt Trinity River, Hoopa Valley Comment
  JEPS22585  Perideridia gairdneri subsp. gairdneri Joseph P. Tracy 1941-8-24 17038 Humboldt near McKay Camp; South Fork Mountain 1676 Comment
  HSC56076  Perideridia kelloggii G. L. Clifton, Terry Griswold 1979-7-31 11752 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa. 1845 Comment
  SEINET12119282  Perideridia kelloggii J. P. Tracy 1950-1 19382 Humboldt Berry's Mountain, E of Redwood Creek on Trinity Highway 549 Comment
  UC1222743  Perideridia oregana Joseph P. Tracy 1949-7-19 18388 Humboldt 1/4 mi se Clear Lake (top of ridge); Grouse Mountain 1524 Comment
  UC1389995  Perideridia oregana T. I. Chuang and R. S. Mitchell 1965-6-30 6002 Humboldt Grouse Mountain; on Clear Lake Rd. Comment
  UC906661  Perideridia oregana Joseph P. Tracy 1949-7-19 18388 Humboldt ridge back of Clear Lake; Grouse Mountain 1524 Comment
  CAS-BOT-BC413505  Persicaria amphibia H. M. Pollard 1942-9-12 s.n. Humboldt Near Orleans Comment
  UC581691  Petasites frigidus var. palmatus Joseph P. Tracy 1933-3-26 10944 Humboldt Big Lagoon 3 Comment
  HSC79499  Phacelia bolanderi Kenneth Clark 1980-6-14 677 Humboldt N Fork of Deadman's Gulch 91 Comment
  HSC23998  Phacelia bolanderi Tim Baroni 1971-6-25 44 Humboldt Comment
  HSC30745  Phacelia corymbosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5621 Humboldt Mt. Lassic and two smaller peaks to immediate E 1768 Comment
  UC176055  Phacelia egena Joseph P. Tracy 1913-6-25 4337 Humboldt opposite Buck Mountain; Northern Coast Ranges, valley of Van Duzen River 762 Comment
  CDA40417  Phacelia heterophylla subsp. virgata Kaylea Eickhoff, Cara M. Witte 2005-6-8 6 Humboldt Northwestern California; 1.7 miles south of Hwy 299 on Titlow Hill Road. Comment
  HSC102566  Phacelia procera M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-29 1553 Humboldt Bret Hole. 1.1 km SW of Trinity Summit 1579 Comment
  HSC57441  Phacelia procera G. L. Clifton, Griswold 1979-7-26 10242 Humboldt Near High Spring, close to the town of Forks of Salmon 2024 Comment
  CAS-BOT-BC258867  Phalaris aquatica John Thomas Howell 1937-7-31 13721 Humboldt 4 miles north of Loleta Comment
  UCD88168  Phalaris aquatica J. W. Logan 1926-6-2 5 Humboldt Ferndale. Rusk Ranch. Comment
  CDA20501  Phalaris arundinacea P. Haggard 2004-7-8 PDR 1285917 Humboldt North Coast; Alder Grove Park near pond. 0 Comment
  HSC65450  Phalaris canariensis J. P. Smith 1973-5-26 6805 Humboldt Scotia Bluffs along the Eel River near Rio Dell. Comment
  HSC48325  Philadelphus californicus Maralyn O'Meara 1974-7-17 549 Humboldt Along Kneeland rd. across from Kneeland Post Office Comment
  HSC26164  Phleum alpinum J. P. Smith, Steve Selva 1970-6-30 4127 Humboldt Comment
  HSC54577  Phleum pratense Overton, Butler 1979-7-24 9615 Humboldt Near Titlow Hill, close to the town of Willow Creek 1250 Comment
  UC615025  Phlox adsurgens Beryl O. Schreiber 1934-6-6 1144 Humboldt 5 mi e Gray's resort (road to Redding); Redwood Creek Comment
  HSC82620  Phlox diffusa Thomas W. Nelson 1979-7-11 5004 Humboldt N Trinity Mtn. and ridge to E. 1829 Comment
  UC908476  Phlox gracilis Joseph P. Tracy 1930-5-4 8692 Humboldt Larrabee Valley Northern Coast Ranges 701 Comment
  RSA698146  Phoradendron villosum J. Russell Bruff 1937-3-19 802 Humboldt Oak Flat camp - Ridge Route. Comment
  RSA174016  Phyllospadix scouleri Robert F. Thorne 1957-9-3 19016 Humboldt Abalone Point, Patrick s Point State Park. Comment
  HSC18715  Physocarpus capitatus Paul Shields Jul 1955 Humboldt 1/2 mi. N of Weott Comment
  HSC1354  Picea sitchensis J. W. Johnson 1962-4-29 1295 Humboldt W.M. Lanphere Farm, Samoa Peninsula, Arcata. Comment
  POM281983  Picea sitchensis Lyman Benson 1928-7-10 445 Humboldt Dunes at Clam Beach, Arcata to Trinidad. 15 Comment
  HSC12720  Pinus contorta C. E. Fellows 1970-10-7 374 Humboldt McKinleyville 0.25 mi. W of end of Murray Rd. near dunes Comment
  RSA46681  Pinus contorta var. contorta Doris K. Kildale 1937-8-12 15084 B Humboldt South Fork Mountain. Comment
Read comments
Jun 21 2012
  CAS-BOT-BC73151  Pinus jeffreyi Joseph P. Tracy; H. E. Parks 1934-6-14 11030 Humboldt Horse Mountain 1432 Comment
  UC1600428  Pinus ponderosa Mrs. M. H. Manning 1900-1-1 Humboldt near Hupa Comment
  CAS-BOT-BC72732  Pinus sabiniana Carl D. Duncan 1920-9-22 s.n. Humboldt Hoopa Valley Comment
  UC14939  Piperia elegans Harley P. Chandler Jun 1901 1385 b Humboldt Hupa Indian Reservation North Coast Ranges 152 Comment
  RSA273348  Piperia transversa J. D. Ackerman 1974-8-13 404 Humboldt Ca. 2 miles north of Manila, between sand dunes and Mad River Slough Comment
  UCD139019  Piperia transversa Linda M. Barker 1976-6-14 1595 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  CAS-BOT-BC227973  Plagiobothrys Doris K. Kildale 1926-6-4 2095 Humboldt Big Lagoon Comment
  UC1222229  Plagiobothrys bracteatus Joseph P. Tracy 1948-6-13 18031 Humboldt on Larrabee Creek Road around pool (halfway between Bridgeville and Blocksburg) Comment
  UC526820  Plagiobothrys reticulatus Joseph P. Tracy 1933-5-20 12244 Humboldt Mattole Valley near Petrolia; Northern Coast Ranges, Mattole Valley 30 Comment
  JEPS60975  Plagiobothrys reticulatus var. reticulatus Joseph P. Tracy 1935-5-30 13916 Humboldt Willow Creek Trinity River Valley 152 Comment
  RSA178571  Plagiobothrys reticulatus var. rossianorum Joseph P. Tracy 1942-6-15 17142 Humboldt Miranda; along South Fork of Eel River. 122 Comment
  UC1196141  Plantago erecta Joseph P. Tracy 1921-4-24 5471 Humboldt Phillipsville, facing South Fork of Eel River Northern Coast Ranges 121 Comment
  UCR37555  Plantago erecta L. P. Janeway 1983-5-1 257 Humboldt Northern Coast, North Spit (Samoa Peninsula). Sand dunes west of Samoa Rd and north of Coast Guard Station 6 Comment
  HSC38396  Plantago erecta J. D. Ackerman 1975-6-10 459 Humboldt 1 mi. N of Samoa Blvd. and Samoa Bridge Rd., S of Manila near RR tracks, along Humboldt Bay Comment
  JEPS85907  Plantago lanceolata Lincoln Constance 1934-5-27 700 Humboldt s end Dyerville Bridge (on South Fork Eel River); South Fork Eel River, Bull Creek Region 45 Comment
  JEPS7158  Plantago maritima var. californica Joseph P. Tracy 1927-6-26 8219 Humboldt Stone Lagoon 6 Comment
  UC154020  Plantago subnuda J. P. Tracy 1903-8-9 1937 Humboldt immediate vicinity Eureka 0 Comment
  HSC53868  Platanthera dilatata Griswold, Butler 1979-7-10 6348 Humboldt Near Board Camp Mtn., close to the town of Willow Creek 1372 Comment
  HSC54017  Platanthera dilatata var. leucostachys Griswold, Butler 1979-7-12 7161 Humboldt Near Groves Prairie, close to the town of Willow Creek. 1256 Comment
  HSC28079  Platanthera dilatata var. leucostachys J. D. Ackerman, A. Montalvo 1973-7-4 93 Humboldt E boundary of Hoopa Indian Reservation, Big Hill Rd. Comment
  RSA382868  Platanthera leucostachys Brad W. Klipfel 1973-7-31 255 Humboldt Along ridge trail south east of North Trinity Mountain 1829 Comment
  HSC37931  Platystemon californicus Peter Sorensen 1976-6-4 Humboldt N Spit of Humboldt Bay, S of Samoa near airport Comment
  CAS-BOT-BC91634  Platystemon californicus Joseph P. Tracy 1904-4-24 2020 Humboldt Northern Coast Region.. Humboldt Bay. Comment
  HSC16801  Platystemon californicus Francis Winter 1960-4-19 Humboldt Samoa Peninsula, Fairhaven Airport entrance, 12 mi. W of Arcata Comment
  JEPS4808  Plectritis brachystemon Joseph P. Tracy 1930-6-8 8734 Humboldt Kneeland Prairie 762 Comment
  UC1239577  Plectritis congesta Joseph P. Tracy 1901-5-18 1100 1/2 Humboldt Northern Coast Region, Ocean Beach at Humboldt Bay Ocean Beach; Northern Coast Region, Humboldt Bay, Ocean Beach Comment
  SJSU16005  Pleuropogon refractus John Rawlings 2016-5-19 1802 Humboldt James Irvine Trail between the lower trailhead and the Fern Canyon turnoff, Prairie Creek Redwoods State Park 22 Comment
  UC1607849  Poa annua Harold E. Parks June 1951 Humboldt Spruce Cove Trinidad Comment
  UCD90579  Poa bolanderi A. H. Murphy 1951-6-25 68 Humboldt Snow Camp Meadows, ca. 8 miles e.n.e. of Kneeland. Comment
  UC1145111  Poa bulbosa Joseph P. Tracy 1942-6-2 17104 Humboldt Valley of S Yager Creek 762 Comment
  HSC10694  Poa douglasii J. W. Johnson 1961-9-4 1101 Humboldt Christenson Farm, Samoa Peninsula, Arcata. Comment
  UC1132657  Poa douglasii H. S. Yates 1936-6-18 5725 Humboldt near mouth Little River; Eureka Quadrangle Comment
  HSC10721  Poa kelloggii D. E. Anderson 1965-5-6 3622 Humboldt 4.8 mi. W of bridge over N Fork of Mad River, along Hwy. 299 Comment
  HSC10699  Poa macrantha R. C. Drewien 1963-5-8 11 Humboldt S of the Mad River, Lanpheres' property. Comment
  HSC75471  Poa pratensis J. O. Sawyer 1980-7-18 3618 Humboldt North Trinity Mountain Research Natural Area, north of Mill Creek Lake to Red Cap Hole. Comment
  JEPS72922  Poa pratensis subsp. pratensis Lincoln Constance 1934-6-19 918 a Humboldt near summit Grasshopper Peak (S Fork Eel River); Bull Creek Region 914 Comment
  UCD90330  Poa secunda A. A. Beetle; G. L. Stebbins Jr. 1942-6-2 3478 Humboldt Head of South Yager Creek, near Yager. Comment
  UC525663  Poa secunda subsp. secunda Joseph P. Tracy 1933-7-26 12911 Humboldt Grouse Mt; North Coast Ranges 1524 Comment
  UC525668  Poa secunda subsp. secunda Joseph P. Tracy 1926-5-9 7469 Humboldt valley s of Yager Creek 762 Comment
  HSC102948  Poa trivialis J. P. Smith Jun 2009 12601 Humboldt Arcata. Lawn weed Comment
  UC153996  Pogogyne serpylloides Joseph P. Tracy 1908-6-7 2621 Humboldt at Butter Valley on Mad River 152 Comment
  JEPS69885  Polemonium carneum Joseph P. Tracy 1928-5-20 8440 Humboldt Bear River Ridge Northern Coast Ranges, Bear River Ridge 609 Comment
  HSC17220  Polygala californica R. Spellenberg 1964-6-16 435 Humboldt 0.25 mi. W of Hwy. 299 bridge over S Fork of Trinity River Comment
  UC275346  Polygala californica Joseph P. Tracy 1923-6-20 6333 Humboldt Briceland Northern Coast Ranges, Briceland 304 Comment
  CHSC32935  Polygala cornuta J. P. Smith; Steve Selva 1970-6-14 3841 Humboldt Along Calif. 96 at Whitmore Creek. 152 Comment
  JEPS27112  Polygala cornuta var. cornuta Joseph P. Tracy 1936-8-30 15182 Humboldt Willow Creek Trinity River Valley 152 Comment
  UC1198084  Polygonum amphibium var. stipulaceum Joseph P. Tracy 1921-8-7 5864 Humboldt Stone Lagoon Northern Coast Region 3 Comment
  HSC17465  Polygonum aviculare Lincoln Constance 1934-6-12 860 Humboldt N bank of S Fork Eel River, Bull Creek Rd. Comment
  UC672969  Polygonum davisiae Joseph P. Tracy Jul 16 1930-Jul 19 1930 9057 Humboldt along summit near Blake lookout; Northern Coast Ranges, South Fork Mountain 1706 Comment
  CAS-BOT-BC414465  Polygonum douglasii Joseph P. Tracy 1932-7-11 10399 Humboldt Trinity Summit. At Corral Prairie 1584 Comment
  UC1713699  Polygonum douglasii subsp. douglasii Joseph P. Tracy 1919-9-18 5237 Humboldt Trinity Summit Northern Coast Ranges 1828 Comment
  UC672964  Polygonum douglasii subsp. douglasii Joseph P. Tracy 1930-6-21 8779 Humboldt Larrabee Valley 731 Comment
  UC1116241  Polygonum douglasii subsp. spergulariiforme Joseph P. Tracy 1947-7-5 17772 Humboldt ridge top 1 mi w Mud Springs; Trinity Summit 1158 Comment
  UC146189  Polygonum douglasii subsp. spergulariiforme Joseph P. Tracy 1908-6 2921 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 304 Comment
  RSA275282  Polygonum kelloggii Thomas W. Nelson, Jane P. Nelson 1978-7-2 4391 Humboldt [Unspecified] 1616 Comment
  JEPS50635  Polygonum lapathifolium W. L. Jepson 1921-8-7 9334 Humboldt Stone Lagoon Comment
  UC672947  Polygonum minimum Joseph P. Tracy 1932-7-18 10702 Humboldt Brett Hole Trinity Summit (head) 1828 Comment
  RSA178533  Polygonum minimum Joseph P. Tracy 1950-8-8 19281 Humboldt On trail betw Box Camp and Croghon Hole. 1677 Comment
  HSC17511  Polygonum paronychia Jerry Parker 1968-11-22 245 Humboldt Mckinleyville Beach, Foot of Murray Rd. Comment
  CAS-BOT-BC419854  Polygonum polygaloides subsp. confertiflorum Alice Eastwood; John Thomas Howell 1937-6-23 4812 Humboldt Little Van Duzen River Comment
  HSC99496  Polygonum polygaloides subsp. kelloggii K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-7-14 156 Humboldt Near North Trinity Mtn, Government Trail, near Box Camp, Six Rivers National Forest. 1460 Comment
  CDA2926  Polygonum polystachyum T. C. Fuller 1961-9-27 7040 Humboldt Slope of bluff north above mouth of Redwood Creek, 1.5 miles west of Orick. 0 Comment
  RSA275327  Polygonum polystachyum Thomas W. Nelson 1978-10-10 4555 Humboldt Growing on Hwy 101 right of way just N of Humboldt State University exit, 1.5 miles. Comment
  RSA53825  Polygonum spergulariiforme H. M. Pollard 1945-8-25 s.n. Humboldt Between Orleans and Camp Creek, Klamath River Canyon. Comment
  UC57306  Polypodium calirhiza J. P. Tracy 1901-1-27 985 Humboldt sand hill of Ocean Beach at Samoa (opposite Eureka) Comment
  CAS-BOT-BC76846  Polypodium glycyrrhiza Doris K. Kildale 1926-2-22 1468 Humboldt Dobbyns Creek Comment
  UC71485  Polypodium glycyrrhiza Mrs. M. H. Manning 1901-1 Humboldt Hupa Valley Comment
  UCD136880  Polypodium glycyrrhiza Linda M. Barker 1976-2-22 1313 Humboldt 3 miles west of Arcata. Comment
  SEINET204933 Image available Polypodium scouleri C. O. Baker 1962-3-22 5 Humboldt 2 miles souh of Trinidad along old 101 highway 91 Comment
  UC370621  Polypodium scouleri H. E. Parks June 1925 3232 Humboldt Orick Comment
  RSA85053  Polypodium scouleri F. W. Peirson 1926-7-12 7039 Humboldt Hills north of inlet at Orick Comment
  UC1145082  Polypogon interruptus Joseph P. Tracy 1936-6-8 14871 Humboldt Trinidad 9 Comment
  JEPS24330  Polystichum californicum W. L. Jepson 1922-9-10 9460 Humboldt Garberville Comment
  UCD136476  Polystichum californicum Lincoln Constance 1934-6-4 824 Humboldt Bull Creek Region, South Fork Eel River. Comment
  HSC36639  Polystichum imbricans subsp. imbricans Thomas W. Nelson, Jane Nelson, James Nelson 1975-6-14 1903 Humboldt Beside branch off Rd. 2SO8 to Pine Mtn. Comment
  CHSC23905  Polystichum munitum Mark Johnson 1974-4-28 28 Humboldt Adjacent to Lady Bird Johnson Grove, 5 mi ne of Orick. 228 Comment
  HSC40256  Polystichum munitum Linda M. Barker 1976-4-30 1414 Humboldt 3 mi. W of Arcata Comment
  HSC54569  Polystichum munitum Overton, Butler 1979-7-24 9597 Humboldt Near Titlow Hill, close to the town of Willow Creek 1250 Comment
  JEPS33236  Polystichum scopulinum Lincoln Constance 1934-6-4 824 Humboldt S Fork Eel River Bull Creek Region Comment
  HSC36130  Potamogeton crispus Rod Blacker 1974-5-20 742005 .2 Humboldt Jolly Giant Creek, W side of Alliance Rd. Culvert Comment
  UC1116225  Potamogeton foliosus Joseph P. Tracy 1927-8-7 8308 Humboldt Willow Creek; Trinity River Valley 152 Comment
  HSC38918  Potentilla anserina subsp. pacifica Linda M. Barker 1976-6-1 1556 Humboldt Lanphere-Christensen Dunes, 3 mi. W of Arcata. Comment
  UC1198685  Potentilla anserina subsp. pacifica Joseph P. Tracy 1933-6-6 12505 Humboldt Trinidad Trinidad (facing Ocean shore) 3 Comment
  RSA21017  Potentilla anserina var. grandis Carl B. Wolf 1937-9-12 9326 Humboldt Dry Lagoon State Park. 5 Comment
  RSA232639  Potentilla anserina var. grandis Larry E. DeBuhr, Gary D. Wallace 1972-5-22 609 Humboldt On the beach at Prairie Creek. Redwoods Sate Park Comment
  CAS-BOT-BC142025  Potentilla drummondii Doris K. Kildale 1925-8-17 1233 Humboldt Waterdog Lake - Trinity Summit 1828 Comment
  HSC97614  Potentilla glandulosa subsp. glandulosa Cara Witte 2007-5-31 156 Humboldt Along National Forest Route 1. Near Kinsey Ridge. 1.25 miles north of intersection with 4N09. 1308 Comment
  HSC44544  Potentilla gracilis var. fastigiata Brad Klipfel 1973-7-15 163 Humboldt Along ridge trail SE of N Trinity Mtn. 1829 Comment
  HSC57944  Potentilla gracilis var. fastigiata G. L. Clifton, Griswold 1979-7-31 11615 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa 1719 Comment
  CAS-BOT-BC540159  Potentilla gracilis var. fastigiata Carl B. Wolf 1934-7-2 5859 Humboldt 5.5 mi. from Bald Mt. on road to Snow Camp. 914 Comment
  SBBG979  Prosartes hookeri H. and M. Dearing 1933-5-16 253 Humboldt Weott Comment
  CAS-BOT-BC517511  Prosartes smithii Myrtle Paulson 1918-4-28 s.n. Humboldt Eureka Comment
  SD39117  Prosartes smithii Marie Cummings 1933-4-18 21 Humboldt Russ Park, near Ferndale. Comment
  SEINET12044823  Prosartes smithii H. C. Cantelow 1936-1 s.n. Humboldt 5 mi N of Orick Comment
  SEINET12050892  Prosartes smithii F. H. Utech 1977-1 77 -370 Humboldt ca 4.5 mi S of Del Norte County line on US 101 enroute to Crescent City Comment
  SEINET12054299  Prosartes smithii Unknown 1936-1 13353 Humboldt near Scotia Comment
  HSC100507  Prunella vulgaris Carl C. Marshall Jun 1886 249 Humboldt Everywhere. Comment
  HSC81567  Prunella vulgaris subsp. lanceolata Thomas W. Nelson, Jane P. Nelson 1980-7-13 6062 Humboldt Along the road from Dinsmore to Anderson Ford-McKeown Ranch Rd. 762 Comment
  UC449938  Prunella vulgaris var. lanceolata Mrs. M. H. Manning 1900-1 Humboldt near Hupa; near Hupa Comment
  RSA289937  Prunella vulgaris var. lanceolata Lincoln Constance 1934-5-24 641 Humboldt Bull Creek Region, South Fork Eel River 122 Comment
  UC1402064  Prunella vulgaris var. lanceolata Andrew P. Nelson 1960-7-19 628 -30 Humboldt Comment
  UCD125323  Prunella vulgaris var. lanceolata K. Esau 1934-5-6 s.n. Humboldt Fort Seward. 152 Comment
  CAS-BOT-BC159975  Prunus emarginata Doris K. Kildale 1927-5-14 3290 a Humboldt Big Lagoon Comment
  HSC38513  Prunus emarginata D. E. Anderson, J. P. Smith 1971-6-18 1087 Humboldt Horse Mtn. Comment
  HSC56198  Prunus emarginata Gilbert Muth 1979-8-1 12168 Humboldt Near Horse Trail Ridge, close to the town of Hoopa 1677 Comment
  HSC57014  Prunus emarginata Overton, Butler 1979-7-24 9614 Humboldt Near Titlow Hill, close to the town of Willow Creek. 1250 Comment
  JEPS44944  Prunus emarginata Joseph P. Tracy 1917-5-6 4780 Humboldt at Eureka Eureka; Northern Coast Ranges, Eureka 0 Comment
  UC492200  Prunus emarginata Joseph P. Tracy 1932-7-15 10603 Humboldt Ridges e of Corral Prairie (Trintiy Summit, Klamath Mountains); Klamath Mountains, Trintiy Summit 1828 Comment
  UC666844  Prunus emarginata Joseph P. Tracy 1933-6-13 12571 Humboldt Hoopa Mountain, near summit on road from Hoopa westward to Bair's Hoopa Mountain 1066 Comment
  UC169340  Pseudognaphalium californicum Joseph P. Tracy 1912-7-21 3769 Humboldt Alton Northern Coast Region of California, Alton 30 Comment
  CAS-BOT-BC357446  Pseudognaphalium ramosissimum Joseph P. Tracy 1936-8-24 15169 Humboldt Fickle Hill, 6 miles Southeast of Arcata 609 Comment
  HSC40261  Pseudognaphalium ramosissimum Linda M. Barker 1976-8-2 1678 Humboldt Lanphere- Christensen Dunes, 3 mi. W of Arcata Comment
  BLMAR704  Pseudognaphalium stramineum Jennifer Anthony-Wheeler 1994-9-8 704 Humboldt Samoa dunes, growing atop a knoll/dune with I the Samoa Pen. Rare plant area 15 Comment
  CAS-BOT-BC357601  Pseudognaphalium stramineum John Thomas Howell 1936-8-29 12886 Humboldt Eel River 16 miles n. of Garberville Comment
  CDA1810  Pseudotsuga menziesii D. G. Kelch, D. A. Weinstein 2007-7-25 7 .51 Humboldt Along Hwy 299 between Lord-Ellis Summit and Hwy 96. Comment
  HSC99550  Pseudotsuga menziesii K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-8-10 215 Humboldt Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. 1433 Comment
  RSA30190  Pseudotsuga menziesii E. K. Balls, P. C. Everett 1953-10-11 18629 Humboldt 2.3 mi NE of Honeydew on old coast road, between Dyerville and Petrolia. 564 Comment
  UC55958  Pseudotsuga menziesii var. menziesii J. P. Tracy 1901-4-26 1058 Humboldt immediate vicinity of Eureka 0 Comment
  UCD170576  Pseudotsuga menziesii var. menziesii Gordon Leppig 1998-4-7 733 Humboldt Berry Summit on west slope, Rt. 299. 792 Comment
  UC1223165  Psilocarphus tenellus Joseph P. Tracy 1948-6-13 18056 Humboldt 3 mi w Harris 762 Comment
  HSC100526  Psoralea physodes Carl C. Marshall Jun 1887 485 Humboldt Jewett's. Comment
  HSC1160  Pteridium aquilinum var. pubescens Gene S. Van Horn 1962-5-25 27 Humboldt 200 ft. N of main house at 250 E 17th St., Arcata 61 Comment
  UCD136153  Pteridium aquilinum var. pubescens Linda M. Barker 1976-5-13 1480 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  HSC40122  Pterospora andromedea Thomas W. Nelson, James Nelson 1976-7-28 3071 Humboldt Along small creek E of old road from Goat Mountain lookout to branch road of FS 2S08 N of Alder Springs. 1555 Comment
  UC275294  Pterostegia drymarioides Joseph P. Tracy 1923-5-19 6207 Humboldt coast bluffs Trinidad; Northern Coast Ranges, Trinidad 60 Comment
  CHSC104064  Pyracantha angustifolia Peter F. Zika 2009-6-15 24493 Humboldt North Coast Ranges. Route 299, 0.2 km W of Davis Street, near town of Blue Lake. 80 Comment
  HSC41263  Pyrola aphylla Brad Klipfel 1974-7-23 456 Humboldt Horse Mtn. Comment
  UCR45348  Pyrola aphylla Barry Silver 1986-5-3 567 Humboldt North Coast Ranges, Forest Road 7N02 to Waterman Ridge, 7 mi from Willow Creek 976 Comment
  CAS-BOT-BC460605  Pyrola aphylla Doris K. Kildale 1925-6-28 840 Humboldt Laurence Creek 609 Comment
  SJSU909  Pyrola asarifolia J. W. Tilden 1946-6-21 1013 Humboldt Bluff Cr c. 1.5 mi above Klamath R Comment
  HSC55275  Pyrola crypta Overton, Butler 1979-8-2 12672 Humboldt Near Grogan Hole, close to the town of Hoopa. 1554 Comment
  HSC99518  Pyrola picta K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-7-22 181 Humboldt Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. 1433 Comment
  UC1197578  Pyrola picta Joseph P. Tracy 1932-7-14 10569 Humboldt Trinity Summit near Corral Prairie; Trinity Summit 1584 Comment
  UC1225818  Pyrola picta Joseph P. Tracy 1948-8-15 18148 Humboldt Trinity Summit, on ridge 2 miles east of Grove's Prairie 1524 Comment
  HSC100631  Pyrus rivularis Carl C. Marshall 35 Humboldt No data. Comment
  UC1196363  Quercus X morehus Joseph P. Tracy 1916-6-19 4723 Humboldt North Fork of Dobbyn Creek Northern Coast Ranges 182 Comment
  SBBG117224  Quercus chrysolepis R. G. Myatt 1971-9-21 1185 Humboldt near Orleans, NE of Hoopa Reservation, along Klamath River 185 Comment
  UCD82873  Quercus chrysolepis Rodney Gale Myatt 1971-9-21 1185 -6 Humboldt Near Orleans, northeast of Hoopa Reservation, along Klamath River. 185 Comment
  CAS-BOT-BC94307  Quercus garryana C. D. Duncan 1920-9-22 s.n. Humboldt Hoopa Valley Comment
  UC1193247  Quercus garryana P. Zinke 190 Humboldt 5 mi se Punta Enda; Lake Ridge at the Lake 579 Comment
  SEINET12034478  Quercus garryana K. S. Erdman 1970-1 4764 Humboldt Schoolhouse Peak on Bald Hills Road about 16 mi S of Orick,T9N,R2E,Sec24 914 Comment
  HSC98612  Quercus garryana var. garryana Cara Witte 2008-6-13 716 Humboldt Forest Service Road 4N32. 1.4 miles north of intersection with Forest Service Road 4N32B. 1382 Comment
  OBI36116  Quercus garryana var. garryana David J. Keil 1983-7-1 17265 Humboldt Ca. 8 mi W of jctn US 101 along Bull Creek Flats rd Comment
  UCD46102  Quercus garryana var. garryana Joseph P. Tracy 1935-10-6 14753 Humboldt Kneeland Prairie. 762 Comment
  OBI36667  Quercus kelloggii David J. Keil 1983-7-2 17342 Humboldt 2.8 mi S of SR 299 along titlow HIll rd, SW of Willow Creek Comment
  UC203998  Quercus kelloggii Joseph P. Tracy 1918-5-1 4895 Humboldt Kneeland Prairie Northern Coast Ranges 762 Comment
  UCD165090  Quercus parvula var. shrevei Lois W. Weeth; Kerry Heise and John M. Tucker 2003-10-21 s.n. Humboldt 24.5 mi. from Garberville along Alderpoint Rd. 174 Comment
  HSC41271  Quercus vacciniifolia Brad Klipfel 1974-6-25 417 Humboldt Horse Mtn. Comment
  UC1135804  Quercus vacciniifolia A. E. Wieslander 1931-5-19 204 Humboldt near Orleans; Klamath Forest, Hoopa Quad. Comment
  UC1196529  Quercus vacciniifolia Joseph P. Tracy 1949-8-26 18526 1/2 Humboldt 2 mi e Grove's Prairie; North Coast Ranges, Trinity Summit 1524 Comment
  UC1196538  Quercus vacciniifolia Joseph P. Tracy 1934-6-27 11044 Humboldt Horse Mountain Northern Coast Ranges 1524 Comment
  UC1196264  Ranunculus J. P. Tracy 1902-8-10 1766 Humboldt R. R. Station Immediate vicinity of Eureka 0 Comment
  CAS-BOT-BC379199  Ranunculus aquatilis var. aquatilis Henry M. Pollard 1946-8-13 s.n. Humboldt pond near Harley place, Orleans region Comment
  UC118293  Ranunculus aquatilis var. hispidulus W. W. Price 1890-6-30 Humboldt Jarnigans Comment
  UC668067  Ranunculus aquatilis var. hispidulus Joseph P. Tracy 1935-5-25 13882 Humboldt Dobbyn Creek; bed of dried-up pond 152 Comment
  HSC18137  Ranunculus californicus var. californicus C. O. Baker 1962-3-22 8 Humboldt 2 mi. S of Trinidad along old Hwy. 101 183 Comment
  JEPS5884  Ranunculus flammula Joseph P. Tracy 1937-7-17 15436 Humboldt Eureka 45 Comment
  HSC26638  Ranunculus lobbii Thomas W. Nelson 1971-5-31 447 Humboldt Vernal pond Comment
  JEPS55087  Ranunculus occidentalis Joseph P. Tracy 1918-5-28 4948 Humboldt High Prairie Northern Coast Ranges, Bald Mountain 1066 Comment
  UC502921  Ranunculus occidentalis Joseph P. Tracy 1932-7-18 10701 Humboldt Brett Hole Klamath Mountains, Trinity Summit (head) 1828 Comment
  HSC45624  Ranunculus occidentalis var. occidentalis Diane L. Reed 1978-4-22 11 Humboldt Tish Tang Campground, 5 mi. N of Willow Creek on Hwy. 96 Comment
  POM126167  Ranunculus orthorhynchus Joseph P. Tracy 1922-5-21 6050 Humboldt Fieldbrook. 61 Comment
Read comments
Oct 27 2009
  UC503047  Ranunculus parviflorus Joseph P. Tracy 1927-5-21 8067 Humboldt Carlotta Northern Coast Ranges (roadside) 60 Comment
  UC1196258  Ranunculus pusillus Joseph P. Tracy 1927-5-30 8097 Humboldt Miranda Northern Coast Region 121 Comment
  CHSC68500  Ranunculus repens var. repens Vernon H. Oswald 1997-4-10 8316 Humboldt Clam Beach between Arcata and Trinidad. On the bank of a creek on the back beach. 30 Comment
  CHSC35558  Ranunculus sardous Thomas Nelson; Doris Niles 1979-5-19 4696 Humboldt Mouth of Eel River at Crab Park. North of County Park. Comment
  HSC18191  Ranunculus uncinatus Jack Rockwell 1962-4-29 33 Humboldt N Bank of Van Duzen River, E of Hwy. 101 Comment
  HSC64220  Ranunculus uncinatus J. O. Sawyer, M. A. Ericksen 1979-6-23 3381 Humboldt Slopes below Mill Creek Lakes 1585 Comment
  UC13973  Ranunculus uncinatus Chesnut and Drew 1888-7-9 Humboldt Kneeland Comment
  HSC12337  Raphanus sativus Steve Dorei 1970-10-26 115 Humboldt Arcata, South G st. Comment
  JEPS41986  Rhamnus californica subsp. californica W. L. Jepson 1936-8-12 17884 Humboldt Phillipsville South Fork Eel River Comment
  UC912384  Rhamnus californica subsp. occidentalis Herbert L. Mason 1932-7-21 7109 Humboldt on road to Arcata to Weaverville (e slope of Southfork Mountains); Southfork Mountains Comment
  RSA202162  Rhamnus purshiana W. L. Jepson 1902-6-24 1932 Humboldt Karbal to Rugel's Ranch Comment
  UC630478  Rhamnus purshiana H. E. and S. T. Parks Jun 1937 24018 Humboldt Spruce Cove Trinidad Comment
  UC615053  Rhamnus purshiana Beryl O. Schreiber 1934-6-5 1141 Humboldt Gray's Resort Redwood Creek Comment
  CAS-BOT-BC58194  Rhododendron columbianum Ynez Whilton Winblad 1941-6-27 s.n. Humboldt Between Eureka and Orick. Comment
  HSC7882  Rhododendron macrophyllum V. G. Vieira 1963-5-4 21 Humboldt Essex Pond Comment
  UC22126  Rhododendron macrophyllum J. Burtt Davy 1899-6-23 5762 Humboldt Trinity Summit, Mud Springs Mud Springs; North Coast Ranges, Trinity Summit, Mud Springs 1524 Comment
  UC1121079  Rhododendron occidentale H. L. Person 1930-6-20 Humboldt Bayside Road e of Arcata; Bayside Road Comment
  UCSB4803  Rhododendron occidentale Phillips, Priscilla 1958-6-7 Humboldt Highway 101, 14.1 mi. south of Prairie Creek Redwoods State Park (north of Trinidad) Comment
  JEPS2830 Image available Rhododendron occidentale var. paludosum W. L. Jepson 1902-6-23 1916 Humboldt Fortuna to Eureka, Humboldt Co. Comment
  RSA471005  Rhododendron occidentale var. paludosum Hutchinson 1927-05 Humboldt [No location data on label.] Comment
  CAS-BOT-BC433133  Ribes Doris K. Kildale; L. B. Kildale 1930-4-27 9565 Humboldt Prairie Creek near Orick Comment
  CAS-BOT-BC433139  Ribes Doris Kildale Gillespie 1931-6-7 10638 Humboldt South Fork Mt., Blake Lookout 1726 Comment
  HSC97303  Ribes bracteosum M. Mesler 2007-3-14 738 Humboldt Along Hwy. 101 at Orick Refuse Site (E side of Hwy.) 9 Comment
  RSA170225  Ribes bracteosum Joseph P. Tracy 1918-5-28 4939 Humboldt High Prairie Creek. 915 Comment
  CAS-BOT-BC108909  Ribes divaricatum var. pubiflorum Doris K. Kildale 1926-3-25 1619 Humboldt Liscom Hill. Lower Mad River. 30 Comment
  RSA0025005  Ribes divaricatum var. pubiflorum L. R. Abrams 1922-6-25 8248 Humboldt Near South Bay. Comment
  HSC82210  Ribes inerme var. klamathense Thomas W. Nelson, Jane P. Nelson 1977-5-30 3420 Humboldt Beside State Route 36 just W of Dinsmore at Hwy bridge over Van Duzen River 732 Comment
  JEPS49418  Ribes inerme var. klamathense Harley P. Chandler June, 1901 1320 Humboldt Hupa Indian Reservation North Coast Ranges 152 Comment
  JEPS49357  Ribes lacustre W. L. Jepson 1902-7-15 2030 Humboldt Mud Spring to Trinity Summit 1524 Comment
  UC1586907  Ribes lacustre Juha Pykala and D. H. Norris 1987-6-11 1589 Humboldt s North Trinity Mountain (w of Crogan Hole); North Trinity Mountain Wilderness Area 1550 Comment
  HSC97310  Ribes laxiflorum M. Mesler 2007-5-23 744 Humboldt Near Trinidad, trail from Mill Creek to Elk Head, along the creek near the beach. 23 Comment
  HSC102024  Ribes lobbii M. R. Mesler, Robin Bencie, K. A. Wayman, Sydney Carothers 2011-7-12 925 Humboldt Along trail from Rustic Camp to Patterson Meadows 1534 Comment
  RSA0021640  Ribes malvaceum E. K. Balls, P. C. Everett 1953-10-11 18627 Humboldt S. boundary Eel River Lodge, 4.3 mi. N of Richardson s Grove, Highway 101. 152 Comment
  CAS-BOT-BC212478  Ribes marshallii Doris K. Kildale 1925-8-18 1204 Humboldt Trinity Summit 1917 Comment
  CHSC24917  Ribes menziesii M. B. Simpson 1976-4-10 20 Humboldt Ca. 1 yd s of Wagon Wheel Rd, ca. .3 mi e of West Haven Dr, ca. 13 mi n of Arcata. 121 Comment
  HSC20376  Ribes menziesii Greg Bos 1965-5-2 243 Humboldt 7 mi. E of Korbel on Bald Mtn. Rd. 793 Comment
  BLMAR666  Ribes menziesii var. menziesii Jennifer Wheeler 2012-7-12 666 Humboldt King range, Strawberry rock 253 Comment
  HSC20325  Ribes roezlii J. Sandborg, F. Sandborg 1968-7-19 56 Humboldt Bluff Creek near Notice Creek 793 Comment
  CAS-BOT-BC198905  Ribes roezlii var. cruentum D. H. Norris 1970-5-20 12217 Humboldt Crest of ridge on Big Hill Road east of Hoppa at streambed. Comment
  HSC97476  Ribes roezlii var. roezlii Cara Witte 2007-5-23 101 Humboldt Near Grouse Mtn. Along 4N32. Approximately 0.5 mi. S of intersection with 5N04 and 4N32E. 1398 Comment
  UC667054  Ribes sanguineum Joseph P. Tracy 1933-6-13 12589 Humboldt head Pine Creek (near summit on road from Hoopa westward to Bair's); Hoopa Mountain 1066 Comment
  UC902055  Ribes sanguineum Joseph P. Tracy 1948-8-15 18133 Humboldt on ridge 2 mi e Grove's Prairie; Trinity Summit 1554 Comment
  CAS-BOT-BC144681  Ribes sanguineum var. glutinosum W. R. Dudley 1899-6-1 s.n. Humboldt Eureka Peninsula Comment
  CAS-BOT-BC144684  Ribes sanguineum var. glutinosum Doris K. Kildale 1926-3-25 1624 Humboldt Liscom Hill. lower Mad River 30 Comment
  HSC20346  Ribes sanguineum var. glutinosum Doris K. Kildale 1927-5-1 3116 Humboldt Blocksburg Comment
  UC902085  Ribes sanguineum var. glutinosum Joseph P. Tracy 1949-8-11 18450 Humboldt Hungry Hollow Bald Mountain 762 Comment
  HSC56193  Ribes viscosissimum Gilbert Muth 1979-8-1 12134 Humboldt Near Horse Trail Ridge, close to the town of Hoopa 1677 Comment
  UC492213  Ribes viscosissimum Joseph P. Tracy 1932-7-12 10466 Humboldt ridges e of Corral Prairie (Klamath Mountains, Trinity Summit); Klamath Mountains, Trinity Summit 1828 Comment
  UC906678  Romanzoffia californica Joseph P. Tracy 1943-5-9 17423 Humboldt along Trinity Hwy. Willow Creek Canyon (rock bluffs near Ruby Creek) 609 Comment
  HSC44065  Rorippa curvisiliqua Thomas W. Nelson, Jane P. Nelson 1977-8-6 3701 Humboldt Above Alder Spring 1585 Comment
  POM312447  Rorippa curvisiliqua Malcolm A. Nobs, S. Galen Smith 1949-8-9 1238 Humboldt Marshy pond on south side of the town of Blue Lake. Comment
  UC902153  Rosa Joseph P. Tracy 1947-8-24 17889 Humboldt near Box Camp; Trinity Summit 1524 Comment
  POM161058  Rosa californica Joseph P. Tracy 1923-9-16 6550 Humboldt Trinity River Valley, Near the south fork Comment
  UC667042  Rosa californica Joseph P. Tracy 1933-6-25 12617 Humboldt Camp Grant Eel River (along river) 60 Comment
  HSC19645  Rosa canina Francis Winter 1960-4-24 Humboldt 1 mi. S of Hoopa Indian Reservation along Hoopa-Willow Creek Hwy. 152 Comment
  UC527555  Rosa eglanteria C. B. Wolf 1931-8-28 2363 Humboldt 1/8 mi from kRohnerville on road to Fortuna Comment
  UC914721  Rosa gymnocarpa Ira L. Wiggins 1930-7-22 4695 Humboldt along bank of creek between Blue Lake and Willow Creek; Redwood Creek Comment
  UCD113883  Rosa gymnocarpa T. E. Weier 1942-5-21 s.n. Humboldt Perriot's Redwood Grove, near Dyerville, Highway 101. Comment
  HSC19617  Rosa nutkana A. E. Inman 1962-5-25 Humboldt N bank of Mad River, S of Azalea Hill Rd. Comment
  HSC19632  Rosa nutkana W. A. Heaton 1965-5-17 12 Humboldt 1/2 mi. N of Trinidad St. Park Comment
  OBI5837  Rosa nutkana Carl B. Wolf 1931-8-28 2364 Humboldt 1.8 mi from Rohnerville on the road to Fortuna 30 Comment
  UC667035  Rosa pisocarpa Joseph P. Tracy 1933-8-30 13020 Humboldt Grouse Mt. 1432 Comment
  UC902158  Rosa pisocarpa Joseph P. Tracy 1947-7-4 17813 Humboldt near Box Camp; Trinity Summit 1524 Comment
  HSC19675  Rubus armeniacus R. T. Haase 1965-5-3 30 Humboldt Parking lot behind Mai Kai Apts. Comment
  RSA86869  Rubus laciniatus F. W. Peirson 1923-7-10 3755 Humboldt Garberville. Comment
Read comments
Apr 16 2013
  UC492171  Rubus laciniatus Joseph P. Tracy 1927-10-8 8385 Humboldt Boyes' Prairie Northern Coast Ranges, Prairie Creek 60 Comment
  UC492168  Rubus leucodermis Joseph P. Tracy Jul 16 1930-Jul 19 1930 8905 Humboldt near McKay Camp; Northern Coast Ranges, South Fork Mountain 1676 Comment
  HSC56323  Rubus parviflorus Overton, Butler 1979-8-2 12664 Humboldt Near Grogan Hole, close to the town of Hoopa. 1554 Comment
  JEPS47711  Rubus parviflorus Lincoln Constance 1934-5-31 756 Humboldt Bull Creek Flat South Fork Eel River, Bull Creek Region (along Bull Creek, from w boundary of Park to Grasshpper Peak (Squaw Creek) rd., South Fork Eel River) Comment
  NY1043365  Rubus parviflorus D. K. Gillespie 1938-8-6 15397 Humboldt Eureka Comment
  CHSC13518  Rubus spectabilis A. R. Morrison 1974-4-27 Humboldt Ca. 1.5 mi. off Hwy. 101 on Westhaven Rd., Trinidad. 45 Comment
  RSA0009569  Rubus spectabilis Marcus E. Jones 1924-4-26 s.n. Humboldt Eureka. Comment
  HSC19696  Rubus ursinus Francis Winter 1960-3-26 Humboldt Samoa Peninsula 6 mi. W of Arcata Comment
  HSC99432  Rubus ursinus K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-7-7 81 Humboldt Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary. 1433 Comment
  UC1223160  Rudbeckia occidentalis Joseph P. Tracy 1948-9-12 18204 Humboldt meadow at Box Camp; Trinity Summit 1463 Comment
  HSC55036  Rumex acetosella Gilbert Muth 1979-7-31 11488 Humboldt Near Tish Tang A Tang Creek, S Fork, close to the town of Gasquet 1417 Comment
  UC1541398  Rumex acetosella W. K. Parks Jun 1932 Humboldt vicinity Trinidad Comment
  HSC45490  Rumex acetosella Maralyn O'Meara 1972-6-8 101 Humboldt Along Bald Hills Rd. 18 mi. E of junction with Hwy. 101 Comment
  UCR122360  Rumex conglomeratus George K. Helmkamp, E. A. Helmkamp 2001-7-8 6982 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
  HSC90647  Rumex crispus Gail Newton 1982-6-10 3604 Humboldt Elk River Wildlife Area, Eureka Comment
  HSC17592  Rumex crispus R. J. Vernimen 1963-3-25 18 Humboldt Along railroad tracks at Clam Beach lagoons Comment
  UCD100941  Rumex fueginus W. L. Jepson 1921-8-7 9329 Humboldt Stone Lagoon. Humboldt Coast. Comment
  CAS-BOT-BC433647  Rumex obtusifolius Henry M. Pollard 1943-8-1 s.n. Humboldt Orleans Comment
  HSC95362  Rumex salicifolius var. transitorius Andrea Pickart 2002-8-8 200 Humboldt Arcata bottoms, Lanphere Rd. near end 20 Comment
  UC1191279  Rumex salicifolius var. transitorius Malcolm A. Nobs and S. Galen Smith 1958-8-9 1237 Humboldt s end Blue Lake (town) (on Mad River); Mad River Comment
  SEINET3893324  Ruppia maritima Rick Lundquist 1979-5-31 111 Humboldt Arcata South Quadrangle. At south end of H Street.; 0 0 Comment
  HSC9566  Rytidosperma penicillatum J. P. Tracy 1942-6-28 17267 Humboldt Bald Mountain, at Hungry Hollow 610 Comment
  HSC71114  Sagina procumbens Thomas W. Nelson 1977-6-4 3388 Humboldt HSU campus along B St. along W side of Biology-Engineering Building Comment
  POM318824  Salicornia Patricia Wilder 1968-8-21 4416 Humboldt Northern Coastal arm of Humboldt Bay, NW of Samoa, on E side of train tracks. 3 Comment
  JEPS93177  Salicornia virginica Margriet Wetherwax and Kevin Downing 1993-8-9 2456 Humboldt just n of Eureka (on e side of Humboldt Bay, s side of Eureka Slough, near Bayside Road and Myrtle, just past Pigeon Point); Humboldt Bay, Eureka Slough 5 Comment
  UC162362  Salicornia virginica Joseph P. Tracy 1911-10-22 3550 Humboldt Eureka Northern Coast Region, Humboldt Bay Region 0 Comment
  SD37466  Salix Edith A. Purer 1932-7-27 4152 Humboldt Samoa, sand dunes Comment
  POM362562  Salix exigua H. E. Parks 1931-8-25 1061 Humboldt Blue Slide. Van Duzen River. 90 Comment
  UC481361  Salix exigua var. hindsiana Harold E. Parks 1931-5-14 958 Humboldt Fernbridge; lower Eel River 10 Comment
  CAS-BOT-BC106853  Salix hookeriana Jim Davis 1933-4-25 8 Humboldt Samoa Comment
  CAS-BOT-BC106856  Salix hookeriana Harold E. Parks 1931-8-1 01053 Humboldt Little River Lagoon Comment
  CAS-BOT-BC107708  Salix hookeriana Harold E. Parks 1931-3-24 912 Humboldt Fortuna, on banks of Eel River 10 Comment
  CAS-BOT-BC107738  Salix hookeriana Joseph P. Tracy 1925-4-5 6952 Humboldt Near Loren Frost place on Kneeland Road - Kneeland Prairie 609 Comment
  CAS-BOT-BC107765  Salix hookeriana Harold E. Parks; Carleton R. Ball; Joseph P. Tracy 1932-5-11 1212 Humboldt In pine barrens near the coast, 1 mile north of Samoa. Comment
  JEPS12959  Salix hookeriana Joseph P. Tracy 1931-9-20 9686 Humboldt mouth of Little River; Northern Coast Ranges 6 Comment
  POM219563  Salix hookeriana H. E. Parks 1931-3-24 914 Humboldt Fortuna. Eel River. 10 Comment
  POM219566  Salix hookeriana H. E. Parks 1931-3-24 915 Humboldt Trinidad. 90 Comment
  UC1196679  Salix hookeriana Joseph P. Tracy 1925-2-1 6929 Humboldt slope of bluff near Salmon Creek Corners; Northern Coast Region, around Humboldt Bay, Table Bluff 60 Comment
  UC470419  Salix hookeriana Joseph P. Tracy 1931-10-18 9739 Humboldt Camp Grant North Coast Ranges, Eel River 60 Comment
  UC481348  Salix hookeriana Harold E. Parks 1931-5-12 953 Humboldt Samoa Humboldt Bay Comment
  UC492330  Salix hookeriana Harold E. and Susan T. Parks 1932-4-3 1100 Humboldt Little R. Lagoon Trinidad; , Little River Lagoon Comment
  UC512003  Salix hookeriana Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-12 1231 Humboldt 1 1/2 mi e Alton (floodplain of Van Duzen R.) 30 Comment
  UC512083  Salix hookeriana Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-11 1223 Humboldt 1 mi n Samoa (pine barrens near the coast) Comment
  UC512095  Salix hookeriana Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-11 1214 Humboldt 1 mi n Samoa (in pine barrens near the coast) Comment
  UC519325  Salix hookeriana Joseph P. Tracy 1933-10-8 13089 Humboldt on Van Duzen R. Blue Slide; Northern Coast Ranges 91 Comment
  HSC19984  Salix lasiandra H. E. Parks, S. T. Parks 1932-4-16 1099 Humboldt Near Ferndale on the Eel River delta Comment
  HSC19989  Salix lasiandra H. E. Parks, S. T. Parks 1932-4-5 1101 Humboldt Little River Lagoon Comment
  UC1196588  Salix lasiandra subsp. lasiandra Joseph P. Tracy 1932-5-14 10064 Humboldt Scotia Bluffs North Coast Ranges, Scotia Bluffs 30 Comment
  UC249707  Salix lasiandra subsp. lasiandra Joseph P. Tracy 1921-3-27 5427 Humboldt Korbel Northern Coast Ranges, Korbel 30 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-BC125216  Salix lasiandra var. lasiandra W. J. Ferlatte 1967-6-13 1120 Humboldt Cranell 3 Comment
  CAS-BOT-BC128189  Salix lasiandra var. lasiandra Harold E. Parks 1931-5-14 0959 Humboldt Van Duzen River between Alton and Carlotta 15 Comment
  CAS-BOT-BC128195  Salix lasiandra var. lasiandra Marcus E. Jones 1924-4-25 s.n. Humboldt Dyerville Comment
  CAS-BOT-BC107103  Salix lasiolepis Joseph P. Tracy 1931-9-26 9695 Humboldt Redwood Creek, at Berry's 274 Comment
  CAS-BOT-BC107106  Salix lasiolepis Joseph P. Tracy 1933-5-14 12184 Humboldt Berry's Mt., on TRinity Highway 762 Comment
  CAS-BOT-BC107576  Salix lasiolepis Joseph P. Tracy 1934-3-25 13166 Humboldt Blue Slide, on Van Duzen River 91 Comment
  HSC20023  Salix lasiolepis J. P. Tracy 1933-2-26 10912 Humboldt Miranda, S Fork of Eel River 122 Comment
  HSC55627  Salix lasiolepis Overton, Butler 1979-7-24 9609 Humboldt Near Titlow Hill, close to the town of Willow Creek. 1250 Comment
  HSC96365  Salix lasiolepis Gordon Leppig 1999-4-15 1123 Humboldt Big Lagoon County Park, Big Lagoon Bog, E fen edge 3 Comment
  LA208777  Salix lasiolepis Harold E. Parks; Joseph P. Tracy 1933-3-19 11005 Humboldt Van Duzen River, 2 mi. W of Bridgeville 228 Comment
  UC481178  Salix lasiolepis Harold E. and Susan T. Parks 1931-8-15 1079 Humboldt on Van Duzen R. Blue Slide; Van Duzen R., Blue Slide 100 Comment
  UC512008  Salix lasiolepis Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-12 1233 Humboldt 1 1/2 mi E of Alton ( Van Duzen River) 30 Comment
  UCD111583  Salix lasiolepis Carleton R. Ball; Harold E. Parks, Joseph P. Tracy 1932-5-13 01254 Humboldt Mad River at Engelhart gravel pit, 2 miles east of Redwood Highway and above Blue Lake Road. Comment
  CHSC9645  Salix lucida subsp. lasiandra E. L. Smith 1971-8-17 1016 Humboldt On the Van Duzen River ca. 18 mi s of Eureka. Comment
  POM219248  Salix lucida subsp. lasiandra H. E. Parks, Susan T. Parks 1931-8-15 1078 Humboldt Blue Slide. Van Duzen River. 100 Comment
  CAS-BOT-BC125612  Salix melanopsis W. R. Dudley 1899-6-21 s.n. Humboldt At the junction, the south and north forks of Eel River Comment
  HSC20034  Salix melanopsis H. E. Parks, J. P. Tracy 1931-5-17 972 Humboldt Mouth of Willow Creek at Trinity River 150 Comment
  JEPS12971  Salix melanopsis Joseph P. Tracy 1931-9-19 9681 Humboldt Van Duzen River bar Alton; Northern Coast Region 30 Comment
  POM219691  Salix melanopsis H. E. Parks 1931-5-14 960 Humboldt Van Duzen River between Alton and Carlotta. 15 Comment
  SBBG57932  Salix melanopsis H. E. Parks 1931-5-14 956 a Humboldt Van Duzen River above Bridgeville 300 Comment
  UC481306  Salix melanopsis Harold E. Parks and Joseph P. Tracy 1931-5-17 972 Humboldt mouth of Willow Creek at Trinity R.; Willow Creek 150 Comment
  UC481343  Salix melanopsis Harold E. Parks 1931-10-15 1077 Humboldt Bishop Pine Lodge Trinidad 75 Comment
  UC490555  Salix melanopsis C. R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-17 10073 Humboldt Redwood Creek at Berrys; North Coast Ranges, Redwood Creek 274 Comment
  UC511973  Salix melanopsis Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-13 1252 Humboldt Mad River at Engelhart gravel pit (2 mi. e. of Redwood Hwy. and above Blue Lake Rd.) Comment
  UC511986  Salix melanopsis Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-12 1242 Humboldt Van Duzen R. at Blue Slide; Van Duzen R. 91 Comment
  UC519376  Salix melanopsis Joseph P. Tracy 1933-6-11 12552 Humboldt S. Fork Eel R. near Miranda; Northern Coast Ranges, S. Fork Eel R. 60 Comment
  CAS-BOT-BC129203  Salix piperi Carleton R. Ball; Harold E. Parks; Joseph P. Tracy 1932-5-12 1231 Humboldt Floodplain of the Van Duzen River, 1 1/2 miles east of Alton 30 Comment
  CAS-BOT-BC129206  Salix piperi Doris K. Kildale 1928-3-27 4360 Humboldt Freshwater Comment
  HSC56328  Salix scouleriana Overton, Butler 1979-8-2 12681 Humboldt Near Grogan Hole, close to the town of Hoopa. 1554 Comment
  SBBG28832  Salix scouleriana H. E. Parks 1931-5-12 955 a Humboldt Samoa, Humboldt Bay Comment
  UC249646  Salix scouleriana Joseph P. Tracy 1923-1-7 6136 Humboldt Table Bluff Northern Coast Ranges, Table Bluff 91 Comment
  UC490528  Salix scouleriana Joseph P. Tracy 1932-7-17 10694 Humboldt head of Devil's Hole; Klamath Mts., Trinity Summit 1828 Comment
  UC512088  Salix scouleriana Carleton R. Ball, Harold E. Parks, and Joseph P. Tracy 1932-5-11 1219 Humboldt pine barrens near coast 1 mi. n. Samoa Comment
  UC519353  Salix scouleriana Joseph P. Tracy 1933-8-30 13056 Humboldt Grouse Mt. North Coast Ranges, Grouse Mt. 1524 Comment
  UC55955  Salix scouleriana J. P. Tracy 1900-8-5 922 Humboldt immediate vicinity Eureka 0 Comment
  HSC90424  Salix sitchensis Jean Hanson 1980-3-8 8 Humboldt Indian (Gunther) Island, Humboldt Bay, Eureka, W end of island Comment
  RSA178536  Salix sitchensis Joseph P. Tracy 1950-9-10 19365 Humboldt On foothills of the Cap Ridge. 0.5 mile S of town. Along coast rd 1 mile inland from Cape Mendocino. Comment
  UC481386  Salix sitchensis Harold E. Parks 1931-3-24 910 a Humboldt Trinidad 90 Comment
  UC490534  Salix sitchensis Joseph P. Tracy 1932-7-13 10506 Humboldt wet meadow at Corral Prairie; Klamath Mts., Trinity Summit, Corral Prairie 1524 Comment
  UC492341  Salix sitchensis Harold E. and Susan T. Parks 1932-4-12 1111 Humboldt on Van Duzen R. Blue Slide; Van Duzen R., Blue Slide 90 Comment
  UC506362  Salix sitchensis Joseph P. Tracy 1933-3-19 10928 Humboldt Van Duzen R. Blue Slide; Northern Coast Ranges, , Blue Slide 91 Comment
  CDA5800  Salpichroa origanifolia J. Sievert 1981-9-24 s.n. Humboldt Elk River Road, 0.1 mile east of junction with Ridgewood Drive behind Wonnacott Kennels, 6101 Elk River Road. 0 Comment
  CAS-BOT-BC235120  Sambucus racemosa var. racemosa Doris K. Kildale 1926-3-26 1632 Humboldt Kneeland Road - old road 609 Comment
  CAS-BOT-BC235127  Sambucus racemosa var. racemosa John Thomas Howell 1931-6-17 6725 Humboldt 2 1/2 miles n. of Orick Comment
  BLMAR57  Sanicula arctopoides Jennifer Anthony-Wheeler 1994-2-24 57 Humboldt Samoa dunes, growing in Samoa Dunes rare plant area in dune mat habitat 12 Comment
  HSC77963  Sanicula crassicaulis L. P. Janeway, Paul Wilson 1984-5-7 762 Humboldt N Spit of Humboldt Bay, on BLM lands near the Coast Guard Station 3 Comment
  UC1222746  Sanicula crassicaulis Joseph P. Tracy 1950-7-6 19023 Humboldt 3 mi s of Burr Valley (Sproston's Place); Sproston's Place 1066 Comment
  HSC96220  Sanicula crassicaulis April A. Allard, Gregory D. O'Connell 2005-6-8 4 Humboldt 0.4 mi. S of Hwy. 299 on Titlow Hill Rd. 854 Comment
  RSA183595  Sanicula crassicaulis C. F. Zeillemaker 1964-4-7 64 -A-3 Humboldt Three miles southwest of Samoa on Samoa Peninsula at US Coast Guard Station. 3 Comment
  UC1022531  Sanicula crassicaulis C. Ritchie Bell 1952-5-14 3 X458 Humboldt near Alton Railroad Station Comment
  HSC55755  Sanicula graveolens G. L. Clifton, Terry Griswold 1979-7-26 10289 Humboldt Near Salmon Mtn., close to the town of Forks of Salmon 1935 Comment
  HSC101038  Sanicula tracyi A. Thoele, D. Pederson 1995-7-2 61 Humboldt East side of Pilot Creek, FB5 (fuel break) skid trail. 1188 Comment
  HSC68997  Sanicula tracyi Jacqueline Greenleaf 1980-8-12 321 Humboldt Near Pistol Spring. 1082 Comment
  UC183564  Sanicula tuberosa Joseph P. Tracy 1912-7-31 3943 Humboldt Northern Coast Ranges, Buck Mountain, near the summit Buck Mountain; Northern Coast Ranges, Buck Mountain 1524 Comment
  UCR39791  Sanicula tuberosa D. K. Imper 1982-7-13 s.n. Humboldt Six Rivers Nat. Forest, l mi. 6' north of Chaparral Mtn. 1375 Comment
  HSC21645  Sanicula tuberosa F. Morrell 1949-5-15 Humboldt Berry Summit Comment
  POM232030  Satureja douglasii I. L. Wiggins 1930-7-11 4681 Humboldt Near Samoa. Comment
  UC154268  Satureja douglasii P. E. Goddard 1901-7-12 80 Humboldt Hupa Valley Comment
  UC1198884  Saxifraga marshallii Joseph P. Tracy 1924-4-27 6644 Humboldt Willow Creek Canyon, East Fork of Willow Creek Willow Creek Canyon; Northern Coast Ranges, , Willow Creek 457 Comment
  UC183569  Saxifraga nidifica var. nidifica Joseph P. Tracy 1913-6-17 4178 Humboldt near summit of Buck Mountain; Northern Coast Ranges, Buck Mountain 1676 Comment
  HSC82129  Saxifragopsis fragarioides D. K. Imper 1985-6-19 Humboldt Above and Below FS road 10N01, just NW of Whitey's Peak 1372 Comment
  CAS-BOT-BC111697  Schoenoplectus pungens var. badius David Daniels Keck 1938-8-5 4772 Humboldt Big Lagoon, among rocks in open spots on beach. Comment
  CAS-BOT-BC111702  Schoenoplectus pungens var. badius LeRoy Abrams; Rimo Bacigalupi 1922-6-25 8268 Humboldt Big Lagoon south of Orick Comment
  HSC99417  Scirpus microcarpus K. A. Wayman, Robin Bencie, M. Mesler, Julie Gregory 2010-6-28 66 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
  CAS-BOT-BC110924  Scirpus microcarpus Carl B. Wolf 1937-9-11 9324 Humboldt Redwood Highway, 3 mi. No. of Orick at Davidson's Ranch on Prairie Creek. 60 Comment
  HSC7293  Scirpus microcarpus J. W. Johnson 1962-4-21 1282 Humboldt Arcata, at Miller Farm, Samoa Peninsula Comment
  UC275483  Scleranthus annuus subsp. annuus Joseph P. Tracy 1925-5-30 7032 Humboldt Laribee Valley; Northern Coast Ranges, Laribee Valley 701 Comment
  HSC41917  Scoliopus bigelovii Rich White 1977-4-23 16 Humboldt 2.5 mi. S of Shelter Cove Rd., S Fork on Bear Creek at Wailaki Campground 561 Comment
  UC1103491  Scoliopus bigelovii Joseph P. Tracy 1933-3-26 10941 Humboldt Big Lagoon 91 Comment
  SEINET12050515  Scoliopus bigelovii F. H. Utech 1988-1 88 -022 Humboldt 3.5 mi N of Phillipsville & 1.5 mi S of Miranda along Ave. of the Giants (alt US 101) to Miranda 85 Comment
  CHSC109847  Scrophularia californica B. Castro; L. P. Janeway 2004-9-11 1476 Humboldt North Coast. Near blocked S end of Little River Road 0.25 mi N of Central Avenue; near S end of Clam Beach. 4 Comment
  JEPS11415  Scrophularia californica Lincoln Constance 1934-5-26 684 Humboldt s end of Dyerville Bridge; Bull Creek Region, South Fork Eel River 45 Comment
  UC25792  Scutellaria antirrhinoides Harley P. Chandler June, 1901 1323 Humboldt Hupa Indian Reservation; North Coast Ranges, Hupa Indian Reservation 152 Comment
  HSC100510  Scutellaria bolanderi Carl C. Marshall May 1887 422 Humboldt Near Alder Point. Comment
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Jul 22 2018
  UC154015  Scutellaria californica Joseph P. Tracy 1908-6 2817 Humboldt opposite Buck Mountain (Valley of Van Duzen River); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  HSC79258  Sedum laxum subsp. flavidum D. K. Imper 1983-7-13 Humboldt Six Rivers National Forest, Sims Mtn. next to FS 4N01, 1 1/4 mi. S of Sugarloaf Mtn. 1280 Comment
  CAS-BOT-BC64701  Sedum laxum subsp. heckneri Henry M. Pollard 1944-9-8 s.n. Humboldt Orleans Mt. 1524 Comment
  HSC40703  Sedum laxum subsp. heckneri Thomas W. Nelson, Jane P. Nelson 1976-7-1 2898 Humboldt Along ridge N of Bear Creek 1463 Comment
  UC1198843  Sedum laxum subsp. heckneri Joseph P. Tracy 1944-7-3 17488 Humboldt along Trinity Highway (Willow Creek Canyon); Willow Creek Canyon 304 Comment
  HSC32326  Sedum radiatum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5667 Humboldt Senteney Rock, a large barren Franciscan Rock along Swayback Ridge. Comment
  HSC53871  Sedum radiatum Griswold, Butler 1979-7-10 6351 Humboldt Near Board Camp Mtn., close to the town of Willow Creek 1372 Comment
  HSC98691  Sedum radiatum Cara Witte 2008-7-7 837 Humboldt Horse Mountain Botanical Area. 6N38. 1 mile southeast of Horse Mountain Mine. 1312 Comment
  UC302107  Sedum radiatum Joseph P. Tracy 1926-7-5 7726 Humboldt Valley of South Yager Creek Northern Coast Ranges, Valley South Yager Creek 762 Comment
  RSA0081474  Sedum spathulifolium C. B. Wolf 1939-7-8 3414 Humboldt North bank of Matolle River, 2 miles above Petrolia. 61 Comment
  UC11264  Sedum spathulifolium C. C. Marshall 1888-1 Humboldt Comment
  HSC59656  Sedum spathulifolium var. pruinosum Michael Dalke 1979-5-10 78 Humboldt Elk Head, 1/2 mi. W of Stagecoach Dr. at College Cove 30 Comment
  HSC6479  Sedum spathulifolium var. spathulifolium Francis Winter 1960-5-7 Humboldt 4 mi. S of Hoopa Indian Reservation, on Hoopa-Willow Creek Rd. 152 Comment
  HSC64817  Sedum spathulifolium var. spathulifolium J. P. Smith, J. O. Sawyer 1976-5-2 8627 Humboldt 3.96 mi. N of junction with Hwy. 299 on Hwy. 96 Comment
  UC503064  Selaginella wallacei Joseph P. Tracy 1932-3-20 9783 Humboldt coast bluffs Trinidad Trinidad; Northern Coast Region 60 Comment
  JEPS37229  Senecio integerrimus var. major W. L. Jepson 1902-7-16 2048 Humboldt Trinity Summit 2133 Comment
  UC1223048  Senecio integerrimus var. major Joseph P. Tracy 1946-5-19 17537 Humboldt Kneeland Prairie 762 Comment
  UC204824  Senecio minimus Joseph P. Tracy 1918-7-28 5088 Humboldt Ocean Beach at Humboldt Bay 60 Comment
  RSA0013853  Senecio vulgaris R. F. Thorne, Percy C. Everett 1965-8-8 35257 Humboldt N. edge of Eureka, E. of Hwy. 101 5 Comment
  CAS-BOT-BC85836  Sequoia sempervirens Doris K. Kildale 1929-1-27 6926 Humboldt Stevens Grove - South Fork Eel River Comment
  POM302258  Sequoia sempervirens Robert Benson 1949-9-4 s.n. Humboldt 10 miles north of Garberville, South Fork of Eel River, North Coast Ranges, Eel River drainage area 122 Comment
  RSA383928  Sequoia sempervirens M. B. Dunkle 1936-8-22 4858 Humboldt Williams Grove, Eel River. 213 Comment
  UC195423  Sequoia sempervirens Joseph P. Tracy 1914-12-20 4638 Humboldt Eureka 0 Comment
  SEINET10612358  Sequoia sempervirens Joseph P. Tracy 1935-12-8 Tracy 14764 Humboldt Near Korbel. Scattering trees left in logged area, fruiting abundantly. 305 Comment
  HSC98920  Sericocarpus oregonensis var. oregonensis Cara Witte 2008-8-16 1032 Humboldt Intersection of National Forest 1 and Forest Service Road 4N06. 1252 Comment
  HSC12661  Sherardia arvensis J. F. Knezevich 1968-5-21 444 Humboldt 20 mi. E of Arcata on Hwy. 299 at Lord Ellis Summit Comment
  UC18874  Sidalcea diploscypha C. C. Marshall 1888-1 Humboldt Comment
  UC1222507  Sidalcea malachroides Joseph P. Tracy 1950-7-12 19034 Humboldt on the Butter Valley Road 2 mi e Cameron Hill Junction (near Kneeland); e of Cameron Hill Jct, near Kneeland Comment
  UC668136  Sidalcea malachroides Joseph P. Tracy 1938-6-15 15938 Humboldt vicinity Carlotta; vicinity of Carlotta 30 Comment
  HSC100702  Sidalcea malachroides Carl C. Marshall Jun 1886 29 Humboldt Mad River region. Comment
  RSA87998  Sidalcea malviflora C. L. Hitchcock 1952-6-28 19639 Humboldt Dow s Prairie, 4 miles N. of Arcata, Comment
  HSC56434  Sidalcea malviflora subsp. patula Griswold, Butler 1979-7-12 7148 Humboldt Near Groves Prairie, close to the town of Willow Creek. 1256 Comment
  UC198575  Sidalcea oregana subsp. eximia Joseph P. Tracy 1917-9-1 4831 Humboldt Murphy meadow Northern Coast Ranges, Murphy meadow (Bald Mountain) 1066 Comment
  JEPS50977  Silene californica W. L. Jepson 1902-7-1 1962 Humboldt Hupa Road , Hupa Road (Redwood Creek) Comment
  UC1198353  Silene californica Joseph P. Tracy 1938-7-7 16040 1/2 Humboldt Grouse Mountain 1524 Comment
  UC419028  Silene californica H. E. Parks May 1930 751 Humboldt vicinity Hydesville; vicinity of Hydesville Comment
  JEPS23252  Silene campanulata subsp. campanulata Joseph P. Tracy 1937-7-29 15590 Humboldt w slope near top at Hyampom Trail , Hyampom Trail (South Fork Mountain) 1676 Comment
  UC162884  Silene campanulata subsp. glandulosa Harley P. Chandler June, 1901 1471 Humboldt Klamath River North Coast Ranges, Klamath River 426 Comment
  HSC57065  Silene douglasii Overton, Butler 1979-7-24 9735 Humboldt Near Black Rock, close to the town of Willow Creek. 1554 Comment
  CHSC19501  Silene gallica W. D. Stevens 1967-7-22 53 Humboldt Above the dirt road from old Hwy 101 to the top of the north bank of the Mad River. Comment
  CHSC33021  Silene gallica James Payne Smith Jr. 1970-6-7 3804 Humboldt 0.6 miles north of Luffenholtz Beach along Calif. 1 near Trinidad. Comment
  UC1537311  Silene gallica Gordon H. True Jr. 1936-5-11 461 Humboldt 12 mi w Miranda (e slope Elk Ridge); w of Miranda, e slope Elk Ridge 457 Comment
  UCD98674  Silene gallica H. E. Parks; S. T. Parks 1937-5-1 5938 Humboldt Trinidad, Spruce Cove. Comment
  CAS-BOT-BC181228  Silene hookeri subsp. bolanderi H. E. Parks; J. P. Tracy 1930-5-25 0791 Humboldt Laribee Valley 792 Comment
  CAS-BOT-BC181242  Silene hookeri subsp. bolanderi Lincoln Constance; Alan A. Beetle 1940-5-17 2612 Humboldt McClellan Mountain, near Eureka 822 Comment
  UC668192  Silybum marianum Joseph P. Tracy 1938-7-6 16026 Humboldt Big Lagoon 12 Comment
  HSC13918  Sisyrinchium bellum J. F. Knezevich 1968-5-23 457 Humboldt N of Trinidad at Big Lagoon 0 Comment
  CDA39474  Sisyrinchium bellum T. C. Fuller 1958-6-17 1715 Humboldt Wildcat Ridge near Bunker Hill. 0 Comment
  JEPS62108  Smilacina racemosa W. L. Jepson 1902-7-24 2114 Humboldt 1/2 mi below summit; Trinity Summit 2133 Comment
  UC1197804  Smilacina racemosa Joseph P. Tracy 1936-8-7 15106 Humboldt 2 mi se Devil's Hole; Trinity Summit 1584 Comment
  HSC100564  Smilacina sessilifolia Carl C. Marshall Apr 1886 180 Humboldt Damp woods. Comment
  HSC21297  Solanum aviculare Larry Berti 1968-10-13 Humboldt Comment
  HSC61867  Solanum aviculare John Sanders 1980-9-22 Humboldt Crannell, L side of trail N of Christie Ranch 61 Comment
  NY821311  Solanum laciniatum H. H. Smith 1911-6-17 3857 Humboldt Samoa Comment
  HSC38086  Solanum parishii Thomas W. Nelson, James Nelson 1976-5-30 2607 Humboldt McKeown Ranch, N of Dinsmore. Comment
  UC1196157  Solanum sarrachoides Joseph P. Tracy 1940-10-15 16758 Humboldt Trinity River Valley at Willow Creek Willow Creek; Trinity River Valley, Willow Creek 152 Comment
  POM203673  Solidago canadensis subsp. elongata I. L. Wiggins 1932-7-25 5895 Humboldt Roadside near McKinleyville. Comment
  CAS-BOT-BC365443  Solidago elongata W. R. Dudley 1899-6-1 s.n. Humboldt Eureka Peninsula Comment
  HSC91905  Solidago elongata E. Mackey 1986-7-21 Humboldt Patricks Point State Park; Palmer's Point Comment
  UC1173677  Solidago spathulata Joseph P. Tracy 1939-8-18 16426 Humboldt on vacant lot on Clark St. (between C and D; 1/2 mi from bay); Eureka 15 Comment
  BLMAR550  Solidago spathulata Jennifer Wheeler 2004-7-15 550 Humboldt Stornetta Ranch Comment
  CAS-BOT-BC364971  Solidago velutina subsp. californica Joseph P. Tracy 1937-9-5 15682 Humboldt Trinity River Valley, at Willow Creek 152 Comment
  HSC79494  Sonchus asper Kenneth Clark 1980-3-1 506 Humboldt Deadman's Gulch; lower alluvial terrace 11 Comment
  HSC26377  Sonchus oleraceus T. O. Osborne 1970-9-16 38 Humboldt Trinidad Bay, Prisoner Rock Comment
  UCD136156  Sonchus oleraceus Linda M. Barker 1976-6-1 1546 Humboldt Lanphere-Christensen Dunes. 3 miles west of Arcata. Comment
  HSC56053  Sorbus scopulina G. L. Clifton, Griswold 1979-7-31 11655 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa 1719 Comment
  RSA10099  Sorghum halepense Joseph P. Tracy 1925-9-6 7263 Humboldt Trinity River Valley, Near the south fork Comment
  RSA246788  Sparganium angustifolium subsp. emersum Robert F. Thorne, Percy C. Everett 1965-8-9 35321 Humboldt Clam Beach County Park: along highway. 3 Comment
  CDA26250  Spartina densiflora G. D. Barbe, Dick Drewery 1988-7-18 4295 Humboldt Between Highway 255 and tide zone, Humboldt Bay, north of Samoa. 0 Comment
  RSA624783  Spartina densiflora Gordon Leppig, Kai Neander 1999-4-30 1130 Humboldt Eureka, 30 m south of Del Norte St. fishing pier 1 Comment
  RSA796313  Spartina foliosa D. Kearns 1979-8-24 20 Humboldt Arcata Bay. Near the Arcata Boat Launching Facility at the south end of I Street. Comment
  HSC68008  Spergula arvensis J. P. Smith 1970-6-7 3805 Humboldt 0.6 mi. N of Luffenholtz Beach, along Hwy. 101, near Trinidad. Comment
  HSC83996  Spergula arvensis L. P. Janeway, C. K. Geldin-Meyers 1983-4-15 221 Humboldt Field around the new Science and Engineering Bldg., HSU campus 30 Comment
  HSC39156  Spergularia rubra D. E. Anderson, J. P. Smith 1971-6-28 - 1269 Humboldt 2.5 mi. S of Blue Lake along the Mad River Comment
  HSC58037  Spergularia rubra G. L. Clifton 1979-7-31 11877 Humboldt Near Tish Tang A Tang Creek, close to the town of Hoopa. 1356 Comment
  HSC4252  Spergularia rubra Lincoln Constance 1934-6-11 847 Humboldt Bull Creek region, trail along E bank of S Fork of Eel, N Dyerville Flat Comment
  CAS-BOT-BC149619  Spiraea douglasii Joseph P. Tracy 1937-7-17 15435 Humboldt Eureka 30 Comment
  UC14210  Spiraea douglasii J. Burtt Davy 1899-6-29 5897 Humboldt banks of Klamath River; North Coast Ranges Comment
  HSC97383  Spiranthes romanzoffiana J. D. Ackerman 1974-8-13 403 Humboldt 1 mi. N of Manila. Next to Mad River Slough 2 Comment
  CHSC803  Stachys ajugoides var. rigida 1941-5-30 Humboldt Comment
  JEPS62958  Stachys ajugoides var. rigida Joseph P. Tracy 1938-6-17 15954 Humboldt Cape Mendocino 152 Comment
  UC416584  Stachys ajugoides var. rigida Harley P. Chandler June 1901 1465 Humboldt Klamath River North Coast Ranges 304 Comment
  UC1239729  Stachys ajugoides var. rigida Joseph P. Tracy 1921-6-4 5810 Humboldt Carlotta Northern Coast Ranges 60 Comment
  HSC12790  Stachys arvensis M. J. Athey 1970-11-15 22 Humboldt Front yard of house in Westhaven, Trinidad Comment
  POM283271  Stachys bullata Lyman Benson 1928-7-10 s.n. Humboldt Weott Ranger Station. Seaward N Coast mtn range, S. Fork Eel River drainage. 61 Comment
  SD93024  Stachys chamissonis W. Bertsch 1953-7-30 230 Humboldt Highway 101, 5 miles north of Arcata. Comment
  RSA33417  Stachys emersonii Carl B. Wolf 1937-8-13 9246 Humboldt North Coast Range, 11 mi. E. of Hoopa Valley on new road towards Trinity Summit. 1524 Comment
  UCR30858  Stachys rigida var. quercetorum A. C. Sanders 1981-8-6 2310 Humboldt Russ Park, City of Ferndale 46 Comment
  HSC98026  Stachys rigida var. rigida Cara Witte 2007-7-9 451 Humboldt Grouse Mountain. Forest Service Road 5N04. Near spring. 1554 Comment
  UCD126043  Stachys rigida var. rigida Joseph P. Tracy 16-19 Jul 1930 9012 Humboldt South Fork Mountain; opening in fir forest nera McKay Camp. 1676 Comment
  UC302995  Stellaria crispa Joseph P. Tracy 1926-6-12 7586 Humboldt Prairie Creek; Northern Coast Ranges 152 Comment
  UC161056  Stellaria media Joseph P. Tracy 1911-7-5 3313 Humboldt near mouth of Willow Creek (along Willow Creek tributary of Trinity River); Northern Coast Ranges, Trinity River 304 Comment
  HSC103125  Stenanthium occidentale M. Mesler, Robin Bencie 2009-7-7 808 Humboldt Big Hill Rd, near Domingo Creek. 1367 Comment
  HSC73477  Stipa lemmonii Gail Newton 1980-7-11 1337 Humboldt Near Red Mtn. 1341 Comment
  HSC98186  Stipa lemmonii J. P. Tracy 1930-7-23 9125 Humboldt Horse Mtn. 1524 Comment
  HSC97388  Stipa lepida G. N. Bos 1965-5-15 279 Humboldt Berry Summit near Hwy. 299 Comment
  HSC32279  Stipa occidentalis var. californica D. E. Anderson, S. Dowty, Thomas W. Nelson 1972-6-14 5624 Humboldt Mt. Lassic and two smaller peaks to immediate E 1768 Comment
  UC1198802  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy 1933-6-13 12562 Humboldt on road w from Hoopa to Bair's near summit; Northern Coast Ranges, Hoopa Mountain 1066 Comment
  HSC102122  Streptanthus tortuosus var. tortuosus M. R. Mesler, Robin Bencie, K. A. Wayman 2011-8-2 1026 Humboldt Crogan Rocks, ~.25 mi. east of Crogan Hole 1759 Comment
  HSC57200  Streptanthus tortuosus var. tortuosus Terry Griswold, Marvin Butler 1979-7-10 7106 Humboldt Near Board Camp Mtn., close to the town of Willow Creek. 1350 Comment
  HSC57967  Streptanthus tortuosus var. tortuosus G. L. Clifton, Terry Griswold 1979-7-31 11685 Humboldt Near Trinity Summit Guard Station, close to the town of Hoopa 1805 Comment
  CAS-BOT-BC519056  Streptopus amplexifolius Greg de Nevers 2001-4-19 12257 Humboldt Fern Canyon, Prairie Creek, Redwoods State Park 91 Comment
  UC175818  Streptopus amplexifolius var. americanus Joseph P. Tracy 1912-8-1 3956 Humboldt opposite Buck Mountain (Dinsmore's Ranch); Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  HSC102070  Suksdorfia ranunculifolia M. R. Mesler, Robin Bencie, K. A. Wayman 2011-8-2 972 Humboldt Crogan Rocks, ~.25 mi. east of Crogan Hole 1759 Comment
  HSC38332  Symphyotrichum chilense Peter Sorensen 1976-8-8 Humboldt King Salmon Comment
  HSC5047  Symphyotrichum chilense J. W. Johnson 1961-8-23 1048 Humboldt Arcata; along the sides of the Lanphere Co. Rd. by Mad River Slough Comment
  UC1222988  Symphyotrichum chilense Joseph P. Tracy 1950-9-10 19362 Humboldt 1/2 mi s, 1 mi inland from Cape Mendocino Capetown; Cape Ridge 60 Comment
  CAS-BOT-BC98926  Symphyotrichum foliaceum var. parryi Joseph P. Tracy 1917-9-1 4836 Humboldt Murphy Meadow, Bald Mountain 1066 Comment
  UC963847  Symphyotrichum subspicatum H. E. Parks and M. Jackson 1941-8-1 24197 Humboldt Big Lagoon North Coast Ranges Comment
  CAS-BOT-BC376721  Tanacetum bipinnatum Paul F. Covel 1937-7-13 1056 Humboldt Bar near mouth Eel River Comment
  CDA8898  Tanacetum camphoratum Clayton 1956-5-7 Humboldt Samoa Road 200 yards south of Fairhaven. 0 Comment
  HSC6258  Taraxacum officinale Richard Steele 1962-3-4 3 Humboldt 1/2 mi. W of HSC campus 15 Comment
  HSC21572  Tauschia kelloggii Francis Winter 1960-4-24 Humboldt Hog Ranch Ridge, 8 mi. NW of Hoopa Indian Reservation 610 Comment
  UC1197067  Tauschia kelloggii Joseph P. Tracy 1936-6-27 15006 Humboldt along South Fork of Eel River Miranda; along South Fork of Eel River 121 Comment
  UC275507  Taxus brevifolia Joseph P. Tracy 1924-9-7 6862 Humboldt Grizzly Creek on the Van Duzen River Northern Coast Ranges, Van Duzen River, Grizzly Creek (shady places on river bottoms) 91 Comment
  UC63993  Taxus brevifolia Mrs. M. H. Manning 1901-10-1 Humboldt Comment
  SEINET12221186  Tellima grandiflora J. P. Tracy 1950-1 18722 Humboldt near Mountain Glen Ranch, 7 mi S of Ferndale, Bear River Ridge 610 Comment
  UC160922  Thalictrum fendleri var. polycarpum Joseph P. Tracy 1908-6 2769 Humboldt opposite Buck Mountain; Northern Coast Ranges, Valley of Van Duzen River 762 Comment
  RSA167423  Thalictrum polycarpum Joseph P. Tracy 1950-7-25 18879 Humboldt Humboldt County: Burr Valley, NW slope of Buck Mtn, alt 3500ft 1067 Comment
  RSA183521  Thermopsis gracilis var. gracilis D. E. Anderson 1965-5-15 3692 Humboldt About 7 miles north of Hoopa on Bloody Camp Prairie Road Comment
  UC183547  Thlaspi californicum Joseph P. Tracy 1913-5-4 4043 Humboldt Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC1198811  Thlaspi montanum var. montanum Joseph P. Tracy 1939-4-29 16234 Humboldt near Weitchpec (along Trinity River); , near Weitchpec 121 Comment
  HSC1301  Thuja plicata Allan R. Marshall 1962-5-20 23 Humboldt Blue Lake along Hwy. 299 46 Comment
  UC275476  Thuja plicata Joseph P. Tracy 1925-3-7 6931 Humboldt North Fork Eel River North Coast Region, North Fork Eel River (around Humboldt Bay) 60 Comment
Read comments
Jul 4 2018
  UC668049  Thysanocarpus curvipes Joseph P. Tracy 1938-5-1 15736 Humboldt Trinity River Valley at Willow Creek; Trinity River Valley, at Willow Creek 152 Comment
  CAS-BOT-BC436911  Tiarella trifoliata var. unifoliata J. P. Tracy 1907-6-20 2567 Humboldt Immediate vicinity of Eureka 152 Comment
  UC183590  Tiarella trifoliata var. unifoliata Joseph P. Tracy 1912-7-25 3813 Humboldt Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  UC303174  Tiarella trifoliata var. unifoliata Joseph P. Tracy 1923-6-20 6314 Humboldt White Thorn Valley; Northern Coast Ranges, White Thorn Valley 304 Comment
  SEINET6168278  Tiarella trifoliata var. unifoliata J. P. Tracy 1907-6-20 2567 Humboldt Immediate vicinity of Eureka Comment
  UC64644  Tiarella trifoliata var. unifoliata H. M. Hall 1899-9 Humboldt Redwood forests along Eel River; along Eel River Comment
  UC275557  Tofieldia occidentalis subsp. occidentalis Joseph P. Tracy 1924-7-4 6709 Humboldt Snow Camp Northern Coast Ranges 1371 Comment
  UC1197832  Tofieldia occidentalis subsp. occidentalis Joseph P. Tracy 1932-7-17 10672 Humboldt Trinity Summit; ridges E of Corral Prarie 1828 Comment
  UC1198893  Tolmiea diplomenziesii Joseph P. Tracy Jul 16 1930-Jul 19 1930 9091 Humboldt near McKay Camp (South Fork Mountain); Northern Coast Ranges 1676 Comment
  UC1198896  Tolmiea diplomenziesii Joseph P. Tracy 1925-11-25 7328 Humboldt near The South Fork (Trinity River Valley); Northern Coast Ranges 182 Comment
  JEPS49718  Tolmiea diplomenziesii W. L. Jepson 1902-7-11 2013 Humboldt South Fork of Trinity River; Martin's Ranch Comment
  RSA167305  Tolmiea menziesii Joseph P. Tracy 1950-7-15 19040 Humboldt Mouth of Raccoon Creek, 1 mile northeast of Patterson s Ranch, vicinity of Willow Creek. Comment
  HSC84015  Tonella tenella L. P. Janeway 1983-4-30 241 Humboldt At E Fork USFS Campground, canyon bottom 473 Comment
  UC27662  Tonella tenella Harley P. Chandler Jun 1901 1275 Humboldt Hupa Mts. Hupa Indian Reservation (between Bairs and summit) Comment
  SD51325  Torilis arvensis Darley F. Howe 1961-7-31 3100 Humboldt 6 miles south of Garbverville on Highway 101. 99 Comment
  HSC72099  Torilis arvensis J. P. Smith, L. Barker, J. Cole 1976-7-27 8948 Humboldt Berry Summit on abandoned hwy. Comment
  HSC62837  Toxicodendron diversilobum M. Dean Griswold 1979-5-29 85 Humboldt In front of Masonic lodge on Bayside Rd. Comment
  HSC86487  Tracyina rostrata Tom Duebendorfer 1988-6-13 882 Humboldt N of Alderpoint, take Blocksburg Rd. N., 0.15 mi. E on Stewart Ranch Rd. 210 Comment
Read comments
May 18 2010
  JEPS88012  Tracyina rostrata John L. Strother with Bruce G. Baldwin and Robert Ornduff 1996-5-30 1363 Humboldt on unpaved Stewart Ranch Rd ca 1 km (0.6 mi) e Alderpoint-Blocksburg Road (ne of Alderpoint) 160 Comment
  NY274177  Tracyina rostrata J. P. Tracy 1916-6-20 4735 Humboldt Alder Point Comment
  CHSC32806  Tragopogon porrifolius Lora L. Anderson 1981-4-26 5 Humboldt Ca. 0.5 mi w of Mad River, 200 yds n of 200/299 separation bridge, 8 mi ne of Arcata. Along roadside. 30 Comment
  HSC6290  Tragopogon porrifolius William J. Ferlatte 1963-5-12 43 Humboldt Near 11th and B St.s, Arcata Comment
  CAS-BOT-BC399988  Trautvetteria caroliniensis Joseph P. Tracy 1937-7-2 15387 Humboldt Happy Camp Mountain. (In Trinity Summit Range, northeast of Hawkins Bar.) 1280 Comment
  UC1225747  Trautvetteria caroliniensis var. occidentalis Joseph P. Tracy 1948-9-5 18169 Humboldt Trinity Summit Range, at Happy Camp Mountain Happy Camp Mountain; Trinity Summit Range, Happy Camp Mountain 1280 Comment
  HSC27399  Trichostema laxum Thomas W. Nelson 1970-9-3 214 Humboldt Mad River. Comment
  UCLA30918  Trichostema laxum Harlan Lewis 1955-7-19 Humboldt 0.1 mi W of Trinity County line on State Highway 36 Comment
  HSC17936  Trientalis latifolia D. E. Anderson 1965-5-8 3653 Humboldt About 3 mi. N of Willow Creek along rd. on E side of Trinity River. Comment
  UC1197245  Trifolium albopurpureum var. dichotomum J. P. Tracy 1901-4-24 1039 Humboldt vicinity Eureka 0 Comment
  UC1197221  Trifolium albopurpureum var. olivaceum J. P. Tracy 1901-4-24 1040 Humboldt immediate vicinity Eureka 0 Comment
  CDA4307  Trifolium angustifolium J. R. Keck Jr., W. Simas 1973-5-3 Humboldt Bear River Road, between Cook & Morrison. 0 Comment
  UC1223512  Trifolium barbigerum Joseph P. Tracy 1939-4-18 16213 Humboldt w side South Fork of Eel River (Garberville) 152 Comment
  HSC45115  Trifolium bifidum R. Sutherland 1978-5-19 14 .19578 Humboldt 134 Comment
  RSA163848  Trifolium campestre Joseph P. Tracy 1938-6-7 15857 Humboldt Canyon Creek, 5 miles southeast of Korbel. Comment
  HSC102625  Trifolium cyathiferum M. R. Mesler, Robin Bencie, Ian Zacher 2013-6-29 1611 Humboldt Bret Hole. 1.1 km SW of Trinity Summit 1579 Comment
  HSC98729  Trifolium cyathiferum Cara Witte 2007-7-20 565 Humboldt Board Camp Butte. Forest Serivce Road 4E27. 1460 Comment
  HSC15111  Trifolium depauperatum Francis Winter 1960-4-24 Humboldt Redwood Creek Ranch 381 Comment
  UC1103441  Trifolium depauperatum var. depauperatum Joseph P. Tracy 1902-6-3 1645 Humboldt near Harris (Spruce Grove); Northern Coast Ranges, Eureka 914 Comment
  UCD107930  Trifolium eriocephalum subsp. eriocephalum W. A. Williams 1956-6-1 s.n. Humboldt Kneeland Soil Series, Kneeland. 822 Comment
  UC495650  Trifolium eriocephalum var. eriocephalum Joseph P. Tracy 1930-6-21 8769 1/2 Humboldt Larrabee VAlley Northern Coast Ranges 701 Comment
  UC16800  Trifolium fucatum J. Burtt Davy 1899-6-8 5356 Humboldt near Harris; North Coast Ranges Comment
  HSC29728  Trifolium fucatum J. D. Ackerman 1973-4-19 43 Humboldt Off Redwood Ave., Arcata Comment
  UC1197032  Trifolium fucatum Joseph P. Tracy 1929-8-4 8649 Humboldt near Petrolia (Mattole River); North Coast Ranges 15 Comment
  SEINET12147991  Trifolium fucatum var. virescens J. P. Tracy 1938-1 15950 Humboldt S side of Cape Ridge. Cape Mendocino, s of point of the cape 30 Comment
  UC1223453  Trifolium gracilentum Joseph P. Tracy 1933-5-20 12233 Humboldt s point of cape (near ocean shore); Cape Mendocino Comment
  HSC45169  Trifolium hirtum R. Sutherland 1978-5-13 1 .13578 Humboldt 285 Comment
  CHSC98381  Trifolium howellii Dean Wm. Taylor; Tom Engstrom 2006-8-3 19574 Humboldt Snow Camp Lake; un-named first-order tributary to Redwood Creek not shown on USGS map 1 mile NE of the lake. 1249 Comment
  UC33425  Trifolium longipes var. elmeri Chesnut and Drew 1888-8-1 Humboldt S. Fork of Trinity Comment
  POM214885  Trifolium macraei Joseph P. Tracy 1927-6-8 8114 Humboldt Trinidad. 15 Comment
  UC1223358  Trifolium macraei Joseph P. Tracy 1933-5-20 12222 Humboldt s point of cape (near ocean shore); Cape Mendocino 3 Comment
  UC1223364  Trifolium microdon Joseph P. Tracy 1950-6-8 18731 Humboldt Bear River ridge 609 Comment
  UC1197504  Trifolium obtusiflorum Joseph P. Tracy 1914-5-30 4480 Humboldt near Hydesville; Northern Coast Ranges 60 Comment
  HSC59678  Trifolium pratense George Kirn 1977-10-1 Humboldt Eureka, open bayfront field 1/2 mi E of Hwy 255 6 Comment
  UC169057  Trifolium variegatum var. melananthum Joseph P. Tracy and Ernest B. Babcock 1912-5-11 3594 Humboldt near Hydesville; Northern Coast Region 30 Comment
  UC1197532  Trifolium willdenovii J. P. Tracy 1905-4-16 2162 Humboldt Ocean View Cemeter Eureka vicinity 0 Comment
  UC1223310  Trifolium willdenovii Joseph P. Tracy 1933-6-24 12615 Humboldt hills at n end lagoon; Big Lagoon Comment
  UC162835  Trifolium wormskioldii J. P. Tracy 1900-5-24 802 Humboldt Eureka vicinity Comment
  JEPS66087  Trifolium wormskioldii W. L. Jepson 1902-6-25 1934 Humboldt Korbel to Angel's Ranch Comment
  HSC90253  Triglochin concinna Jean Hanson 1981-5-10 137 Humboldt Indian Island, Humboldt Bay, city of Eureka, W end of island Comment
  RSA32656  Triglochin maritima Doris K. Kildale 1927-7-10 3740 Humboldt Big Lagoon Comment
  UC1103521  Triglochin maritima Joseph P. Tracy 1910-6-5 3146 Humboldt near Samoa (region about Humboldt Bay); Northern Coast Region, region about Humboldt Bay 0 Comment
  HSC101799  Trillium kurabayashii Kjirsten A. Wayman 2011-6-14 284 Humboldt Near North Trinity Mtn, 11. 5 mi east of Hoopa along Big Hill Rd (8N01), at Six Rivers National Forest boundary, N 41.69527 deg. W 123.28321 deg. 1433 Comment
  HSC28002  Trillium kurabayashii Maralyn O'Meara 1972-5-29 77 Humboldt 18.6 mi. up Bald hills Rd. from junction with Hwy. 101 near Orick 915 Comment
  CAS-BOT-BC133391  Trillium ovatum Alice Eastwood; John Thomas Howell 1934-4-11 1330 Humboldt Patrick's Point 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
  SBBG1084  Trillium ovatum H. and M. Dearing 1933-5-15 269 Humboldt Humboldt County [no specific locality] Comment
  SEINET10459890  Triodanis perfoliata Chandler CHANDLER 1514 Humboldt Klamath River, somes bar. 427 Comment
  UC1198034  Triphysaria eriantha subsp. eriantha Joseph P. Tracy 1921-4-24 5473 Humboldt facing South Fork of Eel River Phillipsville; Northern Coast Ranges, facing South Fork of Eel River 121 Comment
  HSC20851  Triphysaria eriantha subsp. eriantha R. T. Forester 1963-3-2 26 Humboldt 0.25 mi. N of Fairhaven on Samoa Rd. Comment
  HSC41654  Triphysaria pusilla J. O. Sawyer 1977-4-23 3044 Humboldt Road separator between Hwy. 101 and parking area at scenic overlook N of McKinleyville Comment
  HSC20866  Triphysaria versicolor subsp. faucibarbata Francis Winter 1960-5-6 Humboldt Samoa Peninsula, 6 mi. W of Arcata Comment
  HSC31558  Triphysaria versicolor subsp. faucibarbata Glenn McGourty 1974-4-27 31 Humboldt Along side of Mattole River Comment
  UC1198043  Triphysaria versicolor subsp. versicolor Joseph P. Tracy 1927-4-24 7928 Humboldt Eureka 6 Comment
  UC677722  Triphysaria versicolor subsp. versicolor S. K. Harris 1936-6-7 683 Humboldt Eureka 3 Comment
  CAS-BOT-BC199624  Trisetum canescens Joseph P. Tracy 1935-7-25 14235 Humboldt Trinity Summit, open places at McKay Prairie 1584 Comment
  HSC98871  Trisetum canescens Cara Witte 2007-7-8 443 Humboldt Board Camp Mountain. Trail 4E28. 1496 Comment
  HSC99056  Trisetum canescens Cara Witte 2008-7-10 847 Humboldt Forest Service Road 4N06A. Cow Creek Ridge. 1 mile from National Forest 1. Under powerlines. 1237 Comment
  POM207185  Trisetum canescens Joseph P. Tracy 1901-6-23 1167 Humboldt Immediate vicinity of Eureka. 0 Comment
  UC905633  Trisetum canescens David D. Keck 1948-6-2 6006 Humboldt 4 mi w Willow Creek (near boundary of Six River National Forest, e side of Rocky Ridge, e of Berry's summit); Rocky Ridge 457 Comment
  HSC13417  Trisetum cernuum D. J. Wilder 1965-5-15 35 Humboldt 2 mi. E of Freshwater on Road to Kneeland Comment
  UC1103149  Trisetum cernuum J. P. Tracy 1902-6-20 175 1/2 Humboldt immediate vicinity Eureka 0 Comment
  UC526697  Trisetum cernuum Joseph P. Tracy 1926-5-22 7502 Humboldt Prairie Creek; Northern Coast Ranges 152 Comment
  HSC76431  Triteleia bridgesii Teresa Prendusi 1981-7-9 232 Humboldt Near Cedar Camp 1256 Comment
  UC15026  Triteleia bridgesii Harley P. Chandler June, 1901 1344 Humboldt Hupa Indian Reservation North Coast Ranges 152 Comment
  HSC39173  Triteleia laxa D. E. Anderson, J. P. Smith 1971-6-28 - 1229 Humboldt Along Mad River, 2 mi. S of Blue Lake. Comment
  UC1197719  Triteleia laxa Joseph P. Tracy 1914-7-5 4563 Humboldt High Prairie on Bald Mountain; Northern Coast Ranges 1066 Comment
  CAS-BOT-BC526350  Triteleia laxa Ashley C. Browne 1936-6-11 s.n. Humboldt Patrick's Point State Park Comment
  CAS-BOT-BC526357  Triteleia laxa L. R. Abrams 1918-6-14 7089 Humboldt Korbel to Three Creeks near March's ranch Comment
  RSA167426  Triteleia laxa Joseph P. Tracy 1950-6-8 18755 Humboldt At Davis Creek Mouth, south of Cape Mendocino Comment
  RSA183021  Triteleia laxa Lee W. Lenz 1966-5-24 24657 Humboldt W of Berry Summit, US 299. Comment
  HSC39045  Tsuga heterophylla Linda M. Barker 1976-6-14 1589 Humboldt 3 mi. W of Arcata Comment
  UCR6818  Tsuga heterophylla David Whistler, H. M. Whistler 1964-8-1 640801- 2 Humboldt Coast Range, US Hwy 299, 6 mi east of Blue Lake Comment
  CAS-BOT-BC73930  Turritis glabra Alice Eastwood; John Thomas Howell 1937-6-23 4804 Humboldt Little Van Duzen River. Comment
  CAS-BOT-BC73933  Turritis glabra Doris K. Kildale 1927-7-17 3761 Humboldt Big Creek. 792 Comment
  HSC89472  Urtica dioica subsp. gracilis P. A. Daly 1986-3-12 95 Humboldt Trinidad Head, along trail 61 Comment
  UCD111533  Urtica dioica subsp. gracilis Linda M. Barker 1976-9-3 1696 Humboldt 3 miles west of Arcata. Comment
  UC302988  Urtica dioica subsp. gracilis Joseph P. Tracy 1926-5-25 7516 Humboldt around Humboldt Bay (Northern Coast Ranges, Elk River Valley); Northern Coast Ranges, Elk River Valley 30 Comment
  UC1198132  Urtica urens Joseph P. Tracy 1941-6-17 16917 Humboldt Eureka 30 Comment
  CAS-BOT-BC193960  Vaccinium cespitosum Doris K. Kildale 1928-6-24 5302 Humboldt Foot of 3rd Street near Eureka Slough, Eureka Comment
  HSC96264  Vaccinium cespitosum Eric Schori, Kazuyuki Ishimaru 2005-6-24 16 Humboldt Branch rd. off Titlow Hill Rd., Buck Flat 1570 Comment
  UC1197787  Vaccinium membranaceum Joseph P. Tracy 1934-8-29 13625 Humboldt near McKay Camp; South Fork Mountain 1676 Comment
  RSA134586  Vaccinium ovatum P. C. Everett, E. K. Balls, George B. Everett 1959-10-26 23974 Humboldt 4 mi. se from Honeydew along Old Coast Road to Ettersburg. 457 Comment
  UCD118091  Vaccinium ovatum Gordon Leppig 1998-6-26 854 Humboldt McKinleyville, Rt. 101 @ Mad River Overlook. 24 Comment
  HSC31487  Vaccinium parvifolium Steve Selva, Roger Jensen 1974-8-28 97 Humboldt Behind Humboldt State University, Arcata. Comment
  POM118490  Vaccinium parvifolium Marcus E. Jones 1924-4-26 s.n. Humboldt Scotia. Comment
  UC1225909  Vaccinium parvifolium Joseph P. Tracy 1943-3-14 17410 Humboldt Vicinity Carlotta 30 Comment
  UC198659  Valeriana sitchensis subsp. scouleri Ethel Tracy 1917-6-12 Humboldt along Eel River from South Fork to Scotia (Scotia Bluff); Northern Coast Ranges, Eel River 60 Comment
  HSC73874  Valeriana sitchensis subsp. sitchensis M. A. Baker 1980-7-19 2988 Humboldt Near Bret Hole. 1814 Comment
  CAS-BOT-BC76051  Vancouveria hexandra Mrs. H. E. Wilder 1933-5-20 s.n. Humboldt Carlotta. Comment
  HSC57141  Vancouveria hexandra Overton, Butler 1979-7-26 9925 Humboldt Near Willow Creek, close to the town of Willow Creek 1326 Comment
  HSC58227  Vancouveria hexandra Walter Overton 1979-8-1 12374 Humboldt Near Mill Creek, Middle Fork, close to the town of Hoopa. 1341 Comment
  POM118508  Vancouveria hexandra Marcus E. Jones 1924-4-26 s.n. Humboldt Scotia Comment
  CAS-BOT-BC76052  Vancouveria hexandra W. R. Dudley 1899-6-1 s.n. Humboldt Unspecified. Comment
  RSA12550  Vancouveria hexandra C. B. Wolf 1934-7-2 5888 Humboldt Snow Camp. (Mountains east of Korbel). 1372 Comment
  JEPS33028  Vancouveria planipetala W. L. Jepson 1934-5-7 16695 Humboldt Bull Creek Comment
  UC161073  Vancouveria planipetala Joseph P. Tracy 1911-7-7 3420 Humboldt Brannan Mountain viz. ridge n of Willow Creek between Willow and Campbell Creeks (near the summit); Northern Coast Ranges, Brannan Mountain, n Willow Creek 1219 Comment
  CAS-BOT-BC527425  Veratrum californicum Joseph P. Tracy 1934-6-21 13244 Humboldt Local in wet place at Still Ranch 2 mi. S of Fields Landing (exterminated there about 1937) Comment
  SDSU11984  Veratrum insolitum D. F. Howe 1961-8-2 Humboldt 24 miles east of Orick on Bald Mt. 914 Comment
  CDA30233  Verbena lasiostachys M. K. Beyers, I. Shepardson 2009-9-13 240 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
  UC1225827  Verbena lasiostachys var. lasiostachys Joseph P. Tracy 1948-8-8 18090 Humboldt Iaqua School House Comment
  RSA0049599  Veronica hederifolia var. triloba Dean Wm. Taylor 2013-5-8 21405 Humboldt Arcata, about the grounds of the Masonic Lodge, on Bayside road east of Highway 101 21 Comment
  HSC21216  Veronica persica Richard Steele 1962-3-18 9 Humboldt 0.25 mi. W of HSC campus 15 Comment
  HSC56355  Vicia americana var. americana Griswold, Butler 1979-7-10 6327 Humboldt Near Board Camp Mtn., close to the town of Willow Creek 1372 Comment
  HSC58021  Vicia americana var. americana G. L. Clifton 1979-7-31 11826 Humboldt Near Tish Tang A Tang Creek, close to the town of Hoopa. 1356 Comment
  UC1197462  Vicia americana var. americana Joseph P. Tracy 1933-6-24 12613 Humboldt Big Lagoon 91 Comment
  RSA20848  Vicia angustifolia Carl B. Wolf 1937-6-18 8888 Humboldt Table Bluff between Humboldt Bay and Eel River. 30 Comment
  JEPS66158  Vicia benghalensis Joseph P. Tracy 1924-6-28 6701 Humboldt Hydesville; Northern Coast Ranges 91 Comment
  UCR122381  Vicia benghalensis George K. Helmkamp, E. A. Helmkamp 2001-7-8 7003 Humboldt North Coast, north spit of Samoa Peninsula, 0.5 mi north of CA Hwy 255 bridge over Humboldt Bay 6 Comment
  CHSC68498  Vicia gigantea Vernon H. Oswald 1997-4-10 8321 Humboldt Elk Head, north end of Trinidad State Beach. 30 Comment
  POM68420  Vicia gigantea Marcus E. Jones 1924-4-26 s.n. Humboldt Eureka. Comment
  HSC90225  Vicia hirsuta L. Watson, J. Meninga Apr 1991 24 Humboldt Near Manilla, Mad River Slough and Dunes. N end of parking lot, W side of trail. Comment
  RSA168921  Vicia hirsuta Joseph P. Tracy 1943-7-1 17428 Humboldt Vacant lot, 7th and I Streets, Eureka. (Same place as no. 17474). Comment
  RSA170257  Vicia hirsuta Joseph P. Tracy 1916-5-31 4689 Humboldt Stitz Creek. Along Eel River South Fork to Scotia. 61 Comment
  BLMAR500  Vicia sativa subsp. nigra Jennifer Wheeler 2009-4-30 500 Humboldt King range, Hidden Valley trail Comment
  UC198596  Vicia tetrasperma Joseph P. Tracy 1916-5-31 4688 Humboldt Stitc Creek Stitz Creek (along Eel River from South Fork to Scotia); Northern Coast Ranges, Eel River 60 Comment
  CAS-BOT-BC263951  Viola adunca L. B. Kildale 1926-3-26 1656 Humboldt Dillon Road between Beatrice and Field's Landing Comment
  CAS-BOT-BC263954  Viola adunca W. R. Dudley 1899-6-1 s.n. Humboldt Eureka Penninsula Comment
  UC176962  Viola adunca Joseph P. Tracy and Ernest B. Babcock 1912-5-11 3586 Humboldt near Hydesville; Northern Coast Region 30 Comment
  SEINET11980785  Viola adunca f. adunca Unknown 1936-1 13040 Humboldt Fields Landing Comment
  SEINET200808 Image available Viola cuneata Joseph P. Tracy 1927-6-12 8124 Humboldt Horse Mountain. 1520 Comment
  UC1761601  Viola glabella H. E. Parks 1924-8-9 2447 Humboldt Carlotta Comment
  CAS-BOT-BC536492  Viola glabella Henry M. Pollard 1948-7-18 s.n. Humboldt Near Orleans Comment
  SDSU11371  Viola glabella L. N. Harvey Humboldt September, 1930 Comment
  UC1198458  Viola glabella Joseph P. Tracy 1913-6-20 4222 Humboldt in valley of Van Duzen River (opposite Buck Mountain); Northern Coast Ranges, Dinsmore's Ranch 762 Comment
  UC1761732  Viola hallii H. E. Parks 1934-6-27 5255 Humboldt Grouse Mountain Comment
  UC1198464  Viola lobata subsp. integrifolia Joseph P. Tracy 1935-7-14 14068 Humboldt Back of Clear Lake; North Coast Ranges, Grouse Mountain. 1524 Comment
  UC668248  Viola lobata subsp. integrifolia Joseph P. Tracy 1936-8-7 15103 Humboldt head of Little Hors-Linto Creek; Trinity Summit, Little Hors-Linto Creek 1524 Comment
  CAS-BOT-BC270153  Viola palustris M. Louise Hutchinson 1913-5-1 s.n. Humboldt Eureka Comment
  RSA239691  Viola palustris Larry E. DeBuhr 1973-4-23 992 Humboldt Big Lagoon 10 miles S of Orick, SW end of lagoon Comment
  HSC21876  Viola praemorsa subsp. praemorsa Elrid H. Spinas 1948-5-15 6 Humboldt Horse Mtn. Comment
  UC164820  Viola praemorsa subsp. praemorsa Joseph P. Tracy 1908-6-9 2667 Humboldt Kneeland Prairie; Northern Coast Ranges, Kneeland Prairie 762 Comment
  HSC32282  Viola purpurea subsp. purpurea D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5615 Humboldt Mt. Lassic and two smaller peaks to immediate E 1768 Comment
  HSC21853  Viola sempervirens John A. Dubois 1962-4-28 2 Humboldt 20 mi. E of Arcata Comment
  HSC34643  Viola sempervirens Thomas Anthony 1975-4-8 4 Humboldt E of HSU tennis courts on ridge facing Fern Lake from W Comment
  UC709441  Viola sempervirens Joseph P. Tracy 1941-4-8 16854 Humboldt head of Willow Creek ( Willow Creek Canyon, along Trinity Highway); Willow Creek Canyon, Willow Creek 762 Comment
  UC1198426  Viola sempervirens Joseph P. Tracy 1921-2-27 5416 Humboldt Bear Creek Flat near Pepperwood (along Eel River from South Fork to Scotia); Northern Coast Ranges, Eel River, Bear Creek Flat 60 Comment
  RSA80504  Viola sheltonii Milo S. Baker 1946-6-16 11510 Humboldt South Fork Mt. 1677 Comment
  JEPS40256  Vitis californica W. L. Jepson 1924-9-20 10653 Humboldt Richardson Grove South Fork Eel River Comment
  HSC70759  Vulpia bromoides R. York 1980-5-17 524 Humboldt Near Le Perron Peak 792 Comment
  HSC9826  Vulpia bromoides L. M. Malloy 1965-5-14 50 Humboldt 0.5 mi. W of Alliance Store along Alliance Rd. Comment
  UC1103716  Vulpia microstachys var. microstachys Joseph P. Tracy 1912-7-31 3917 Humboldt near Buck Mountain summit; Northern Coast Ranges 1676 Comment
  UC1103720  Vulpia microstachys var. microstachys Joseph P. Tracy 1926-5-2 7441 1/2 Humboldt near The South Fork (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 182 Comment
  SEINET202037 Image available Vulpia microstachys var. pauciflora Joeseph P. Tracy 14825 Humboldt French Camp Ridge 1067 Comment
  UC1145196  Vulpia microstachys var. pauciflora Joseph P. Tracy 1939-4-29 16247 Humboldt 8 mi below Orleans (near Slate Creek, Klamath River); Klamath River 121 Comment
  UC525671  Vulpia microstachys var. pauciflora Joseph P. Tracy 1926-5-2 7440 Humboldt near The South Fork (Trinity River Valley); Northern Coast Ranges, Trinity River Valley 182 Comment
  HSC71646  Vulpia myuros J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-21 9930 Humboldt Ishi Pishi Rd., 2.5 mi. from its junction with Hwy. 96 in Orleans 213 Comment
  RSA10060  Vulpia myuros var. hirsuta Joseph P. Tracy 1925-5-17 6968 Humboldt Trinity River Valley, near the South Fork. 183 Comment
  SEINET10609151  Vulpia myuros var. myuros Joseph P. Tracy 1914-5-14 Tracy 4432 Humboldt Fort Seward. 122 Comment
  CAS-BOT-BC128818  Whipplea modesta M. S. Jussel 1931-5-2 91 Humboldt Sylvandale, 8 miles n. of Garberville Comment
  HSC20446  Whipplea modesta G. N. Bos 1965-5-2 239 Humboldt 7 mi. E of Korbel on Bald Mtn. Rd. 793 Comment
  POM161064  Woodwardia fimbriata Joseph P. Tracy 1926-11-7 7824 Humboldt North Coast Region; around Humboldt Bay: Table Bluff 152 Comment
  JEPS32104  Wyethia angustifolia W. L. Jepson 1934-5-8 16717 Humboldt n of Redway; South Fork Eel River Comment
  UC582644  Wyethia angustifolia Joseph P. Tracy 1927-7-24 8295 Humboldt Upper Mattole Valley; Upper Mattole Valley 152 Comment
  UC1173649  Xerophyllum tenax Joseph P. Tracy 1937-8-15 15665 Humboldt French Camp 1066 Comment
  HSC22492  Zeltnera muehlenbergii S. V. Thompson 1967-7-24 26 Humboldt N of Arcata, edge of Redwood Forest Comment
  HSC8414  Zeltnera muehlenbergii J. P. Tracy 1938-7-18 16085 Humboldt Fickle Hill, 4 mi. S of Arcata 366 Comment
  HSC15746  Zigadenus micranthus D. E. Anderson 1965-6-1 3779 Humboldt Near Brush Mtn. lookout 1216 Comment
  UC1173722  Zigadenus micranthus var. micranthus Harold E. Parks and Joseph P. Tracy 1934-6-27 11041 Humboldt Horse Mountain 1432 Comment
  HSC95187  Zostera japonica Gordon Leppig 2002-7-8 1782 Humboldt Indian Island, SW shore 0 Comment



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