Search Results — 2000 specimen records retrieved (1434 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=TRINITY; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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/consortium/).
 Records are made available under the CCH Data Use Terms.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78134  Abies X shastensis Carl B. Wolf 1937-8-12 9178 Trinity North coast range, South Fork Mt., 3 1/2 mi. So. of Cold Spring Lookout 1524 Comment
  CAS-BOT-BC78136  Abies X shastensis W. B. C. 1938-9-17 11679 Trinity Horse Camp 2438 Comment
  HSC100025  Abies concolor J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12936 Trinity Along road to summit of Hayfork Bally. 1801 Comment
  JEPS123144  Abies magnifica D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 123 Trinity Scorpion Lake Comment
  SEINET185064 Image available Acer glabrum C. L. Hitchcock, J. S. Martin 1939-7-11 5380 Trinity W side of upper Canyon Creek Lake, 11 mi N of Dedrick in Salmon-Trinity Alps 1890 Comment
  CAS-BOT-BC330996  Acer glabrum var. glabrum Eugene Carter 1973-7-24 640 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi NW of Weaverville). Along the grizzly Creek Trail near Lower Grizzly Meadows. 1584 Comment
  UC722687  Acer glabrum var. glabrum C. L. Hitchcock and J. S. Martin 1939-7-11 5380 Trinity 11 mi n Dedrick (w side of upper Canyon Creek Lake); Salmon Trinity Alps 1889 Comment
  HSC40991  Acer macrophyllum Thomas W. Nelson, Jane P. Nelson 1977-8-6 3711 Trinity Bed of creek draining E slope of Black Lassic 1585 Comment
  HSC66166  Acer macrophyllum Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 60 Trinity Philpot Creek Campground 808 Comment
  CAS-BOT-BC18759  Achillea millefolium L. R. Abrams 1916-7-22 6356 Trinity Summit between Mad and Trinity Rivers Comment
  HSC56593  Achillea millefolium G. L. Clifton 1979-7-17 7934 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  HSC72512  Achillea millefolium Gail Newton 1980-7-1 795 Trinity Near Hayden Roughs. 1250 Comment
  UCD128297  Achillea millefolium Joseph M. DiTomaso 1975-7-9 112 Trinity Trinity Alps. Top of Seven-up Pass above Granite Lake. 2286 Comment
  CAS-BOT-BC229007  Achillea millefolium Eugene Carter 1974-6-26 847 Trinity Salmon-Trinity Alps and vicinity. Along the Hobo Gulch Road at the Baxter Gulch Trail 716 Comment
  HSC46880  Achillea millefolium William J. Ferlatte 1975-8-24 1719 Trinity Ridge between Lake Anna and Siligo Meadows 2375 Comment
  UC199139  Achnatherum lemmonii Harry S. Yates 1914-5-15 269 Trinity near Weaverville Comment
  CHSC91840  Achnatherum lettermanii G. Douglas Barbe; J. T. Howell, T. C. Fuller 1980-5-20 2714 Trinity Klamath Ranges. North of Weaverville on Highway 3, W of Clair Engle Lake; forestland at Bowerman Ridge Rd., midway between Covington Mill and Trinity Center, ca. 1.25 mi (2 km) south of Preacher Meadow campground, Trinity National Forest. 883 Comment
  CAS-BOT-BC94398  Achnatherum occidentale subsp. pubescens R. C. Wenk 2005-7-14 190 Trinity Trinity Alps, along Coffee Creek Road, trailhead at base of South Fork of Coffee Creek, 3 miles N of Big Flat Medow 1402 Comment
  CHSC35602  Acmispon brachycarpus James P. Smith 1973-5-6 6591 Trinity In Blanchert Flats near Douglas City. Comment
  HSC40793  Acmispon denticulatus Thomas W. Nelson, James Nelson 1976-6-22 2783 Trinity Above Senteney Rock 1524 Comment
  HSC35157  Acmispon micranthus Ron Ralston 1975-5-17 56 Trinity Hayden Flat Campground on the N side of the Trinity River adjacent to Hwy. 299 390 Comment
  HSC64209  Acmispon micranthus J. O. Sawyer, R. J. Cole 1978-4-22 3083 Trinity Along Big French Creek Rd. (5N13), 12 mi. towards Ironside Mtn. lookout 1463 Comment
  SD42579  Acmispon nevadensis Carl B. Wolf 1937-6-20 8928 Trinity North Coast Range, along Mad River,5.8 miles above Eureka, Red Bluff Road on road to Ruth 456 Comment
  SD56855  Acmispon nevadensis Darley F. Howe 1963-7-8 3715 Trinity 6.7 miles east of Humboldt-Trinity County line on Cal. #36 1067 Comment
  JEPS5883  Aconitum columbianum Joseph P. Tracy 1935-8-6 14656 Trinity head of N. Fork White's Creek (around White's Creek Lake); Devil's Canyon Mts., White's Creek Lake 1981 Comment
  UC722424  Aconitum columbianum C. L. Hitchcock and J. S. Martin 1939-7-12 5367 Trinity 10 mi. n. Dedrick (just below lower Canyon Creek Meadow); Salmon-Trinity Alps 1676 Comment
  CHSC114623  Aconitum columbianum Susan Erwin 1998-8-17 98007 Trinity Hayfork Ranger District, Shasta-Trinity National Forest. At Buck Spring, South Fork Mountain Ridge, ca. 4 miles east of the town of Mad River. Comment
  CAS-BOT-BC391552  Aconitum columbianum subsp. columbianum Mrs. H. C. Cantelow 1937-8-16 1875 Trinity Summit of Scott Mt. 1630 Comment
  CAS-BOT-BC391555  Aconitum columbianum subsp. columbianum Ella Dales Cantelow 1937-8-16 1875 Trinity Summit of Scott Mt. 1630 Comment
  HSC29  Aconitum columbianum subsp. columbianum William J. Ferlatte 1967-8-10 870 Trinity Grizzly Creek, 1/4 mile below falls 1829 Comment
  HSC36023  Aconitum columbianum subsp. viviparum J. P. Smith, J. O. Sawyer 1973-6-28 7209 Trinity Scott Mtn. 1585 Comment
  CAS-BOT-BC391717  Actaea rubra Eugene Carter 1973-8-9 653 .1 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along the Grizzly Creek Trail below Lower Grizzly Meadows 1645 Comment
  HSC35809  Adenocaulon bicolor Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1928 Trinity Brown's Canyon Campground. Comment
  UCR124019  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2001-7-8 6959 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  CAS-BOT-BC30280  Adenocaulon bicolor F. P. Cronemiller 1923-7-12 695 Trinity Mendocino National Forest, Gilead Creek 1127 Comment
  CAS-BOT-BC30282  Adenocaulon bicolor P. A. Munz 1951-7-22 16830 Trinity North Yolla Bolly Mountains, ridge south of Stuart Gap 1706 Comment
  HSC951  Adiantum aleuticum B. D. Rogers, William J. Ferlatte 1966-6-6 2051 Trinity 4 mi. N of Junction City Comment
  UC582968  Adiantum aleuticum P. A. Munz 1936-8-2 14360 Trinity bank of brook above Forest Glen 1066 Comment
  CDA34423  Aegilops triuncialis P. Brownsey 2011-7-28 2011 -001 Trinity Klamath Ranges: Indian Valley Guard Station, near the 2N10 Rd., Shasta Trinity National Forest, Hayfork Ranger District. Comment
  JEPS128110  Agastache urticifolia Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-15 2017 -044 Trinity Yolla Bolly Wilderness; very near Trinity/Tehama County line; North Yolla Bollies, saddle of ridgeline between Black rock and North Yolla Bolly. Comment
  HSC35675  Agastache urticifolia J. P. Smith, J. O. Sawyer 1973-7-4 7069 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  UCD124878  Agastache urticifolia Joseph M. DiTomaso 1975-7-22 186 Trinity Trinity Alps, 0.5 mile above Union Creek Campground and 1 mile below Foster Lake. 1889 Comment
  HSC98143  Ageratina occidentalis Jennifer Whipple 1976-9-1 1747 Trinity Mt. Eddy; Near Lower Deadfall Lake 2165 Comment
  UC774951  Ageratina occidentalis Carl B. Wolf 1937-8-12 9203 Trinity Cold Spring Lookout North Coast Range, South Fork Mt., Cold Spring Lookout 1645 Comment
  JEPS58990  Agoseris grandiflora J. Thomas Howell 1955-6-14 30396 Trinity Weaverville Weaverville 609 Comment
  CAS-BOT-BC22800  Agoseris heterophylla Roxana S. Ferris; Laura Lorraine 1948-6-11 11682 Trinity Summit between Mad River and south fork of Trinity River, state highway 36 1359 Comment
  HSC40349  Agoseris heterophylla Linda M. Barker, Raul Tuazon 1976-5-1 1447 Trinity Hills above Philpot National Forest Service Campground 915 Comment
  HSC40782  Agoseris heterophylla Thomas W. Nelson, James Nelson 1976-6-22 2798 Trinity Above Senteney Rock 1524 Comment
  HSC42441  Agoseris heterophylla Barbara Kelly 1977-5-7 414 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC73185  Agoseris heterophylla R. York 1980-5-25 801 Trinity Near Browns Canyon 823 Comment
  CAS-BOT-BC22791  Agoseris heterophylla G. R. Kleeberger 1880-6-1 s.n. Trinity Trinity County Comment
  HSC56587  Agoseris retrorsa G. L. Clifton 1979-7-16 7917 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC70312  Agoseris retrorsa M. A. Baker 1980-5-24 1472 Trinity Near Long Ridge 45 Comment
  HSC82573  Agoseris retrorsa Thomas W. Nelson, Jane P. Nelson 1979-5-26 4734 Trinity Eagle Creek Campground 823 Comment
  CAS-BOT-BC13479  Agoseris retrorsa G. R. Kleeberger 1880-7-9 s.n. Trinity Trinity County 1524 Comment
  CAS-BOT-BC227215  Agrostis exarata Eugene Carter 1975-8-13 1064 Trinity North Fork Trinity River. North of Grizzly Cr. 1066 Comment
  CAS-BOT-BC138590  Agrostis stolonifera John Thomas Howell 1936-8-24 12741 Trinity Summit of Scott Mountains in Carrville. Comment
  CAS-BOT-BC138591  Agrostis stolonifera Annie M. Alexander; Louise Kellogg 1948-8-22 5532 Trinity Trinity Mountains. Morris Meadow, Stuart Fork of Trinity River. 1280 Comment
  UC552710  Agrostis thurberiana Joseph P. Tracy 1935-8-7 14612 Trinity head of Whites Creek Devils Canyon Mts., Whites Creek 2072 Comment
  RSA258961  Agrostis variabilis J. S. Martin 1939-7-11 5403 Trinity south shore of Upper Canyon Creek Lake, 11mi north of Dedrick, Salmon-Trinity Mts. 1890 Comment
  HSC23640  Aira caryophyllea J. O. Sawyer 1970-5-23 2561 Trinity Above New River 244 Comment
  HSC50852  Aira caryophyllea G. L. Clifton, W. C. Overton 1979-6-3 3606 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  SEINET201010  Aira caryophyllea Joseph P. Tracy 1925-5-17 6996 Trinity North Coast Ranges; Hennessey Road leadin up south fork of Trinity River 610 Comment
  CAS-BOT-BC138352  Aira caryophyllea var. caryophyllea Eugene Carter 1974-5-11 727 Trinity Salmon-Trinity Alps and vicinity. South of Store Gulch. 484 Comment
  UC1299747  Allium acuminatum Freed W. Hoffman 1949-7-17 2885 Trinity at junction of Rattlesnake Creek and Post Creek; North Coast Ranges Comment
  UC275540  Allium acuminatum Joseph P. Tracy 1923-6-30 6459 Trinity near summit on Weaverville Road; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  SEINET10472026  Allium acuminatum Mary Susan Taylor Trinity Comment
  CAS-BOT-BC462239  Allium amplectens H. C. Cantelow 1939-6-9 s.n. Trinity Summit of Scott Mt. Comment
  HSC60359  Allium amplectens Clark Miller 1979-5-26 8162 Trinity Along rd. to Hobo Gulch Campground from Hwy. 299 915 Comment
  HSC82567  Allium amplectens Thomas W. Nelson, Jane P. Nelson 1979-5-26 4727 Trinity Along Hwy. 3 at S end of Eagle Creek Loop Comment
  HSC39434  Allium bolanderi var. bolanderi Thomas W. Nelson, James Nelson 1976-6-22 2819 Trinity Below Senteney Rock. 1463 Comment
  HSC91447  Allium campanulatum Jennifer Whipple 1976-8-4 1645 Trinity Near Deadfall Lake edge 2195 Comment
  UC1299313  Allium campanulatum Freed W. Hoffman 1949-7-14 2891 Trinity along trail on e slope of Red Lassic Peak North Coast Ranges, Red Lassic Peak Comment
  UC30115  Allium campanulatum W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  UC666935  Allium campanulatum Joseph P. Tracy 1935-8-6 14686 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts., North Fork of White's Creek 1889 Comment
  CAS-BOT-BC466402  Allium campanulatum P. A. Munz 1951-7-21 16780 Trinity Fisher Ridge, North Yolla Bolly Mts. 2103 Comment
  RSA66479  Allium campanulatum Philip A. Munz 1951-7-21 16780 Trinity Fisher Ridge, North Yolla Bolly Mountains. 2104 Comment
  HSC542  Allium falcifolium William J. Ferlatte 1966-6-30 161 Trinity Canyon Creek Lakes 1646 Comment
  RSA107404  Allium falcifolium L. S. Rose 1955-6-13 55081 Trinity 1 mile SW of Peanut. 762 Comment
  UC1446107  Allium hoffmanii Barbara Williams 1979-5-31 197 Trinity Junc. Rd. 29N49 and Rd. 29 Shasta-Trinity National Forest, Dubakella Mtn. Quad. (Yolla Bolla Ranger District) 1463 Comment
  HSC75235  Allium siskiyouense Thomas W. Nelson, Jane P. Nelson 1980-6-19 5652 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge along Forest Servcie Rd. 29N62, 1.3 mi. W of junction with FS Rd. 29N58 1220 Comment
  UC1198202  Allium validum Joseph P. Tracy 1935-7-24 14214 Trinity e Ranger Station; Trinity Summit 1889 Comment
  CAS-BOT-BC478046  Allium validum G. R. Kleeberger 1880-7-2 s.n. Trinity Mt. Bally. near Weaverville. Comment
  RSA120647  Allotropa virgata G. D. Barbe 1955-7-28 304 Trinity about 3/4 mile west of Scott Mtn Forest Camp, Near Siskiyou-Trinity Coutny Line. 1645 Comment
  CAS-BOT-BC171425  Alnus incana subsp. tenuifolia P. A. Munz 1951-7-22 16817 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 Comment
  UC503099  Alnus incana subsp. tenuifolia Joseph P. Tracy Jul 16 1930-Jul 19 1930 9105 Trinity South Fork Mountain Northern Coast Ranges 1524 Comment
  UC1135149  Alnus rhombifolia N. French 1932-9-5 4 Trinity Canyon Creek Trinity National Forest, Big Bar Quadrangle 914 Comment
  HSC38720  Alnus viridis subsp. sinuata J. P. Smith, J. O. Sawyer 1975-6-23 8332 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  RSA264976  Alnus viridis subsp. sinuata D. V. Hemphill 1972-10-7 s.n. Trinity Near Kerlin Creek. 1372 Comment
  HSC90614  Amelanchier alnifolia Jennifer Whipple 1977-9-9 2255 Trinity Below Lower Deadfall Lake in the Deadfall drainage 2104 Comment
  HSC78046  Amelanchier pallida John S. Palmer 1973-6-19 30 Trinity Bear Lakes Area, below Big Bear Lake. 1707 Comment
  CAS-BOT-BC135646  Amelanchier utahensis Ella Dales Cantelow 1939-6-9 2684 Trinity Summit Scott Mt. 1630 Comment
  CAS-BOT-BC180634  Amorpha californica var. californica John Thomas Howell 1937-7-20 13149 Trinity 6 miles from Trinity Center on road to French Gulch Comment
  SEINET7073512  Amsinckia menziesii A. G. Vestal 1963-6-4 s.n. Trinity About 2 miles north of Hayfork on Brady Road in Carter Gulch. UTM Zone 10, 485423mN, 4492081mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC45224  Anaphalis margaritacea C. L. Hitchcock; J. S. Martin 1939-7-12 5361 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  CAS-BOT-BC45226  Anaphalis margaritacea L. B. Kildale 1930-8-26 10522 Trinity South Fork Mountain Comment
  SEINET10674737  Anaphalis margaritacea Harold E. Parks, Joseph P. Tracy 1941-8-27 Parks 11530 Trinity Near McKay Camp, South Fork Mountain. Comment
  HSC41  Anemone drummondii William J. Ferlatte 1967-7-6 641 Trinity Ridge between Landers Lake and Union Lake 1982 Comment
  HSC42  Anemone drummondii William J. Ferlatte 1967-8-18 1004 Trinity Head of Union Creek 1982 Comment
  HSC81507  Anemone drummondii Thomas W. Nelson, Jane P. Nelson 1980-7-17 6101 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  POM149893  Anemone drummondii H. M. Hall 1909-7-18 8567 Trinity Dorleska, in the Salmon Mountains. 2000 Comment
  HSC64345  Anemone oregana var. oregana J. P. Smith, J. O. Sawyer 1973-4-15 6149 Trinity 0.1 mi. N of the S end of Eagle Creek Loop on SR 3 884 Comment
  HSC78762  Angelica arguta John S. Palmer 1976-7-14 493 Trinity Bear Lakes Area, along trail to Big Bear Lake 1662 Comment
  HSC70544  Angelica tomentosa J. M. DiTomaso 1979-9-18 1541 Trinity Trinity Alps Wilderness Area, Diamond Lake, below Silago Peak 2195 Comment
  UCD127171  Angelica tomentosa Joseph M. DiTomaso 1975-8-4 234 Trinity Morris Meadows. Trinity Alps. 1325 Comment
  BLMAR201  Anisocarpus madioides Jennifer Anthony-Wheeler 1996-4-5 201 Trinity N.Dobbyn creek, growing throughout understory in moist, mature doug-fir 1005 Comment
  HSC42431  Antennaria argentea Barbara Kelly 1977-5-21 451 Trinity Eagle Creek Campground. 851 Comment
  HSC74901  Antennaria argentea J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9947 Trinity Shasta-Trinity National Forest, along Coffee Creek Rd. at Coffee Creek Ranch. 976 Comment
  JEPS25544  Antennaria argentea Rimo Bacigalupi with Lincoln Constance 1959-6-17 7161 Trinity along Scott Mountain Road 1645 Comment
  CAS-BOT-BC94799  Antennaria argentea R. C. Wenk 2006-9-2 541 Trinity Trinity Alps, along Coffee Creek road, Big Flat Meadow 1554 Comment
  HSC28385  Antennaria dimorpha J. P. Smith 1973-4-21 6186 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  CAS-BOT-BC77305  Antennaria media Gilbert Muth 1966-7-14 393 Trinity Flat above Marble Valley Marble Gap Trail 1828 Comment
  HSC82640  Antennaria microphylla Thomas W. Nelson 1979-5-13 4660 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  SDSU10494  Antirrhinum cornutum D. F. Howe 1959-8-4 2792 Trinity Roadside 10.5 miles W of Weaverville on #299. 457 Comment
  UC444974  Antirrhinum vexillocalyculatum subsp. breweri H. S. Yates 1914-7-13 484 Trinity Stuart's Fork Comment
  RSA425835  Antirrhinum vexillocalyculatum subsp. breweri M. B. Dunkle 1936-8-20 4845 Trinity Trinity River near Hoopla. 305 Comment
  RSA78035  Antirrhinum vexillocalyculatum subsp. breweri Philip A. Munz 1952-6-29 17820 Trinity 0.5 mi. south of Hobo Gulch Public Camp, North Fork of Trinity River, 14 mi. n. of Helena. 960 Comment
  SEINET6966512  Apocynum X medium Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork. Comment
  UCR123915  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-8 6926 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC3209  Apocynum androsaemifolium William J. Ferlatte, B. D. Rogers 1966-6-1 2057 Trinity Near Hayfork Summit 1128 Comment
  UC922613  Aquilegia formosa Annie M. Alexander and Louise Kellogg 1948-8-10 5426 Trinity Upper Canyon Creek Lake Trinity Mountains 1767 Comment
  UCR124006  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2001-7-8 6955 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  UCR45423  Aquilegia formosa Michelle A. Strull 1985-6-23 24 Trinity Found at junction of Love Letter Springs Rd. and FS Rd. 33N52Y 1829 Comment
  HSC64204  Arabidopsis thaliana J. O. Sawyer, R. J. Cole 1978-4-22 3088 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  HSC60894  Arabis breweri var. breweri Gail Newton 1980-7-10 1215 Trinity Senteney Rock on South Fork Mountain Schist 1463 Comment
  HSC71503  Arabis glabra M. A. Baker 1980-7-2 2629 Trinity Near Horsehead Mtn. 1737 Comment
  HSC34444  Arabis holboellii var. pinetorum J. P. Smith, J. O. Sawyer 1973-7-4 7019 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC82009  Arabis holboellii var. retrofracta Thomas W. Nelson, Jane P. Nelson 1979-6-15 4844 Trinity Mouth of Bear Creek 915 Comment
  RSA49295  Arabis holboellii var. retrofracta P. A. Munz 1949-5-16 13251 Trinity Half mile above Junction City on Canyon Creek. 549 Comment
  CAS-BOT-BC17380  Arabis pycnocarpa var. pycnocarpa P. A. Munz 1951-7-22 16813 Trinity North Yolla Bolly Mountains. Head of Patty John Basin. 1981 Comment
  CAS-BOT-BC17382  Arabis pycnocarpa var. pycnocarpa P. A. Munz 1951-7-22 16813 Trinity North Yolla Bolly Mountains. Head of Patty John Basin. 1981 Comment
  HSC98416  Arabis rigidissima Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2940 Trinity 81 mi. W of Redding, Shasta-Trinity National Forest, Pony Camp just below Limestone Ridge 2073 Comment
  HSC34106  Arabis subpinnatifida M. G. Schmidt 1975-7-10 6 Trinity Hayfork area Comment
  HSC75369  Arabis subpinnatifida J. O. Sawyer, K. A. Sawyer 1980-6-18 3441 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  HSC90631  Arabis suffrutescens Jennifer Whipple 1977-7-19 1969 Trinity Mt. Eddy, Deadfall Creek drainage in the vicinity of Deadfall Lakes. 2256 Comment
  HSC46820  Arabis suffrutescens William J. Ferlatte 1974-8-16 1643 Trinity Below W side of Summit Lake 2226 Comment
  SD50701  Aralia californica Darley F. Howe 1959-8-4 2798 Trinity 50 miles west of Weaverville on Hwy 299. 149 Comment
  HSC28984  Arbutus menziesii J. P. Smith 1973-4-21 6263 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  SEINET2471278  Arceuthobium abietinum subsp. wiensii R. L. Mathiasen 2008-9-26 2008 -65 Trinity South Fork Mtn.; 19.7 km N. of State Rte. 36 on forest road 1 1680 Comment
  RSA66419  Arctostaphylos canescens subsp. canescens P. A. Munz 1951-7-17 16593 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UC1193048  Arctostaphylos canescens subsp. canescens P. Zinke 1950-6-20 139 Trinity Hills Creek-Cassose Creek divide Quad. 43A2 Comment
  CHSC114591  Arctostaphylos canescens subsp. canescens Sue Pappalardo 1993-5-20 388 Trinity Hayfork Ranger District. On road to Indian Valley from Hayfork, road 2N10, east side of summit 1300 Comment
  UCD52084  Arctostaphylos manzanita P. L. Johannsen 1933-5-19 177 Trinity Harrison Gulch. 762 Comment
  CHSC82589  Arctostaphylos manzanita subsp. elegans L. P. Janeway 2001-7-8 7314 Trinity Klamath Ranges. On ridgetop 2.4 km north of Red Mountain. Vernal pool on ridgetop. 1660 Comment
  CAS-BOT-BC38671  Arctostaphylos manzanita subsp. manzanita M. B. Kildale 1926-9-11 2720 Trinity Helena, Trinity River Valley Comment
  UC1971318  Arctostaphylos manzanita subsp. manzanita Louis C. Wheeler 1952-9-13 6929 Trinity Comment
  UCD22545  Arctostaphylos manzanita subsp. roofii James I. Mallory 1970-1-1 368 Trinity Hayfork Valley. Just east of Big Creek Road about 1 mile north of Hayfork Highway. 746 Comment
  SEINET5788099 Image available Arctostaphylos mewukka A. E. Grable 1988-6-7 11228 Trinity Shasta-Trinity National Forest. N shore Gumboot Lake Comment
  CAS-BOT-BC39964  Arctostaphylos nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53534 Trinity Scott Mt. summit on road from Carrville to Callahan 1645 Comment
  HSC73394  Arctostaphylos nevadensis S. R. Ahrens, L. Sieburth, B. Potter 1981-5-31 29 Trinity Scott Mountain Campground 1646 Comment
  HSC91293  Arctostaphylos nevadensis Jennifer Whipple 1976-6-25 1135 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS57221  Arctostaphylos nevadensis L. R. Heckard 1967-8-13 1716 A Trinity above Upper Deadfall Lakes (sw of Mt. Eddy) 2438 Comment
  UC21847  Arctostaphylos nevadensis J. Burtt Davy 1899-6-23 5799 Trinity Trinity Summit North Coast Ranges 2133 Comment
  CDA38693  Arctostaphylos nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2750 Trinity Scott Mountain Summit campground, Scott Mountains, Trinity National Forest; summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  CAS-BOT-BC44496  Arctostaphylos patula A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  CAS-BOT-BC46444  Arctostaphylos patula L. B. Kildale 1930-8-26 10515 Trinity South Fork Mountain. Comment
  HSC59956  Arctostaphylos patula M. A. Ericksen 1979-6-22 342 Trinity Horsehead Mtn., SE slope 1776 Comment
  RSA20910  Arctostaphylos patula C. B. Wolf 1937-8-12 9198 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  RSA50269  Arctostaphylos patula E. K. Balls 1949-7-3 13792 Trinity Trail to right above Bear Creek, on trail from Dedrick. 1067 Comment
  UC1193134  Arctostaphylos patula P. Zinke 1950-6-20 132 Trinity divide between Casoose Creek and Hulls Creek (outside N.F.); Quad 43A2 1584 Comment
  CAS-BOT-BC46448  Arctostaphylos patula Mrs. H. C. Cantelow 1939-6-8 s.n. Trinity 1 mi. w. of junction, Red Bluff. Hayfork Road. Comment
  CHSC40960  Arctostaphylos stanfordiana J. D. Jokerst 1984-7-27 2129 Trinity In canyon of Butter Creek. Ca. 3 air miles SE of Hyampom, N of and ca. 600 feet above Butter Creek on spur ridge. 762 Comment
  HSC37218  Arctostaphylos viscida Lon Hall 1975-5-17 361 Trinity N of confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC69678  Arctostaphylos viscida Thomas W. Nelson, J. O. Sawyer 1978-6-9 4113 Trinity Red Mtn. 1250 Comment
  CAS-BOT-BC27512  Arenaria rosei John Thomas Howell 1955-6-13 30370 Trinity Peanut 762 Comment
  HSC46716  Arenaria serpyllifolia William J. Ferlatte 1969-6-26 1195 Trinity Big Flat 1524 Comment
  UCD95182  Argemone munita J. C. Borden 1965-6-1 s.n. Trinity Wildwood area. Comment
  HSC46307  Arnica cordifolia J. P. Smith, J. O. Sawyer 1973-4-30 6359 Trinity 0.5 mi. E of the Indian Creek Bridge on Hwy. 299 Comment
  UC1199248  Arnica cordifolia Joseph P. Tracy 1926-5-31 7538 Trinity Oregon Gulch Mt. Northern Coast Ranges, Oregon Gulch Mt. 1066 Comment
  UCD129104  Arnica cordifolia Joseph M. DiTomaso 1975-7-21 162 Trinity 0.25 mile below Boulder Pass above Big Boulder Lake. Trinity Alps. 2011 Comment
  CHSC44644  Arnica discoidea J. D. Jokerst 1981-6-22 1344 Trinity S of Hayfork at the edge of Hayfork Valley, S of Morgan at base of Rd. to Kelly Mine. Comment
  CHSC66317  Arnica discoidea Vernon H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7930 Trinity Deer Lick Knob Rd. (Forest Route 1) 15.9 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1066 Comment
  HSC32253  Arnica discoidea J. O. Sawyer 1970-6-25 2289 Trinity Near One Mile Camp on Devil's Backbone. 1494 Comment
  HSC56589  Arnica discoidea G. L. Clifton 1979-7-16 7925 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC58432  Arnica discoidea Marvin Butler 1979-7-16 7428 Trinity Near Panther Rock Creek, close to the town of Alderpoint 1045 Comment
  RSA50262  Arnica discoidea E. K. Balls 1949-7-4 13810 Trinity Trail from Chloride Mine to Globe Mine above Dedrick 1006 Comment
  JEPS74537  Arnica lanceolata subsp. prima W. J. Ferlatte 1966-8-23 464 Trinity Boulder Cr (w end) Trinity Alps, Boulder Creek Basin, Boulder Creek 1706 Comment
  UC582486  Arnica longifolia Joseph P. Tracy 1935-8-6 14655 Trinity around White's Creek Lake, head of North Fork of White's Creek Devil's Canyon Mts., White's Creek Lake, North Fork of White 1981 Comment
  HSC26694  Arnica mollis William J. Ferlatte 1972-8-7 1422 Trinity Boulder Creek Lakes 1829 Comment
  JEPS20977  Arnica ovata Joseph P. Tracy 1935-8-2 14439 Trinity Mary Blaine Mt. 1950 Comment
  HSC4758  Arnica viscosa William J. Ferlatte 1966-8-24 484 Trinity Boulder Creek Basin, tributary to Canyon Creek, upper end of basin 1707 Comment
  CDA11059  Artemisia douglasiana G. F. Hrusa, R. Gross, D Ragan, A. Buckman 1993-10-24 11449 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  RSA453319  Aruncus vulgaris Christopher Davidson 1973-5-29 2198 Trinity Trinity National Forest, 1/2 mile E of Salyer on St Hwy 299. 183 Comment
  RSA245203  Asarum caudatum J. O. Sawyer 1970-5-8 2615 Trinity Five miles SW of Primitive Area; east fork of New River. 610 Comment
  SEINET10475900  Asarum caudatum Mary Susan Taylor 1980-6-16 Taylor 2897 Trinity T29N R11W sw sec 28. Dubakella Mt quad. Shasta-Trinity Natl Forest; Hell-to-Find Lake, at end of 29N35, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off Rd 29N34, ca. 4 mi due SW of Wildwood. 1433 Comment
  UCD137832  Asarum caudatum Joseph M. DiTomaso 1975-6-16 10 Trinity Trinity Alps, Morris Meadows. 1325 Comment
  RSA416101  Asarum hartwegii Christopher Davidson 1975-6-6 2712 Trinity 1 miles E of Douglas City on Hwy 199. Exposed places along roadbank on N slope facing. 500 Comment
  HSC78785  Asclepias cordifolia John S. Palmer 1978-6-28 501 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1463 Comment
  RSA130583  Asclepias eriocarpa Roxana S. Ferris 1955-7-11 s.n. Trinity Just W of Whiskeytown on US highway 299 335 Comment
  CDA19934  Asclepias fascicularis Lockhart 2002-7-15 PDR 914644 Trinity Northern California; 1602 Timber Ridge Rd, Weaverville. 0 Comment
  HSC68666  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-18 5539 Trinity Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge 762 Comment
  HSC68832  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-19 5628 Trinity Shasta-Trinity National Forest; along Hwy. 3, 0.3-0.5 mi. S of Salt Creek Bridge 762 Comment
  HSC68834  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-19 5631 Trinity Along Old State Rte. 36 (Post Creek Rd.) at bridge over Glade Creek 884 Comment
  UC1299581  Asclepias solanoana Freed W. Hoffman 1948-7-16 2637 Trinity 10.3 mi sw Peanut; North Coast Ranges Comment
  CAS-BOT-BC68794  Aspidotis densa John Thomas Howell 1955-6-13 30365 Trinity Peanut 762 Comment
  HSC31837  Aspidotis densa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5553 Trinity Black Lassic 1738 Comment
  HSC67056  Aspidotis densa Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 56 Trinity Philpot Creek Campground 808 Comment
  HSC69932  Aspidotis densa Thomas W. Nelson, J. O. Sawyer 1978-6-9 4127 Trinity Red Mtn. 1250 Comment
  JEPS94919  Aspidotis densa Vernon Oswald and Lowell Ahart 1997-7-17 8717 Trinity Forest Road 29 (Bramlot Rd.) 2.9 mi s Hwy 36 1158 Comment
  SEINET7904728 Image available Aspidotis densa G. Yatskievych, K. Yatskievych 1988-1 88 -206 Trinity Deadfall Meadow, 1.5 mi S of Park Creek Crest on paved Forest Service Road 42N17, SW of Weed 2000 Comment
  RSA41881  Aster ascendens Ella Dales Cantelow 1936-8-25 1575 Trinity Scott Ranch 3 mi. S Trinity Center Comment
  RSA67260  Aster brickellioides Philip A. Munz 1951-7-18 16631 Trinity N slope of N Yolla Bolly Peak in N Yolla Bolly Mtns. Line of Tehama Co-Trinity Co. 1982 Comment
  RSA88387  Aster eatonii H. M. Pollard 1953-8-21 s.n. Trinity Edge of clearing, Trinity Alps Resort 762 Comment
  HSC70300  Astragalus rattanii var. rattanii M. A. Baker 1980-5-25 1523 Trinity Near Shannon Butte 701 Comment
  JEPS74503  Astragalus whitneyi var. siskiyouensis W. J. Ferlatte 1967-8-16 934 Trinity e side Packers Peak (Trinity Alps, open rocky slopes); Trinity Alps, e side Packers Peak 2072 Comment
  RSA0006884  Astragalus whitneyi var. siskiyouensis R. C. Barneby 1954-5-18 11555 Trinity South of Peanut 793 Comment
  HSC54073  Athyrium filix-femina var. cyclosorum Walter Overton 1979-7-17 8121 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  HSC26804  Athysanus pusillus Thomas W. Nelson 1971-4-25 412 Trinity Pidgeon Point Campground Comment
  UCD114249  Athysanus pusillus James P. Smith 1973-5-6 6581 Trinity Blanchert Flats near Douglas City. Comment
  CAS-BOT-BC145726  Avena sativa John Thomas Howell 1955-7-16 30670 Trinity Bed of Weaver Creek, 1.5 miles above Douglas City. 579 Comment
  HSC69937  Balsamorhiza deltoidea Thomas W. Nelson 1978-5-27 4060 Trinity Along trail to Red Mtn. 1220 Comment
  HSC64151  Barbarea orthoceras J. P. Smith 1973-4-21 6305 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  UC492248  Barbarea orthoceras Joseph P. Tracy 1932-6-17 10213 Trinity Tree Forks of Mad River 883 Comment
  HSC35810  Berberis aquifolium Thomas W. Nelson, Jane Nelson, James Nelson 1975-6-21 1926 Trinity Brown's Canyon Campground. Comment
  HSC36801  Berberis aquifolium Thomas W. Nelson 1975-7-20 2066 Trinity Black Lassic Area 1799 Comment
  HSC64376  Berberis aquifolium var. aquifolium J. O. Sawyer, R. J. Cole 1978-4-20 3152 Trinity Road to Hobo Gulch, 4 mi. N of junction with State Rte. 299 610 Comment
  HSC73813  Berberis aquifolium var. repens M. A. Baker 1980-6-25 2277 Trinity Near Castle Rock. 1436 Comment
  UC1608356  Berberis aquifolium var. repens J. Kierstead 1991-5-6 91 -34 Trinity 1/4 mi s Alder Gulch (1 mi nw of Coffee Creek Station); Weaverville Ranger Dist Comment
  CAS-BOT-BC75776  Berberis pinnata Carl B. Wolf 1941-2-27 9966 Trinity Trinity Mountain Region. Bell Creek on road from Hawkins Bar to Denny. 609 Comment
  CAS-BOT-BC75950  Berberis piperiana L. B. Kildale 1931-8-30 s.n. Trinity New River road 7 miles east of Irving Junction. Comment
  HSC250  Bistorta bistortoides William J. Ferlatte 1967-8-17 981 Trinity Landers Lake Basin, scattered ponds 2134 Comment
  CAS-BOT-BC412948  Bistorta bistortoides Mrs. H. C. Cantelow 1936-5-23 1375 Trinity Scott Ranch Comment
  JEPS106472  Boechera J. K. Nelson with Susan Erwin and Jeff Paulo 2004-7-8 2004 -78 Trinity Yolla Bolly Wilderness, headwaters of East Fork South Fork Trinity River, ca. 1 mi SW of North Yolla Bolly Mountains 2100 Comment
  JEPS53009  Boechera breweri Joseph P. Tracy 1932-6-17 10209 Trinity Three Forks of Mad River North Coast Ranges, Mad River 883 Comment
  CAS-BOT-BC16018  Boechera breweri subsp. breweri G. R. Kleeberger 1880-7-2 s.n. Trinity Weaverville. 1524 Comment
  JEPS90204  Boechera breweri subsp. breweri Dean W. Taylor 1992-6-11 12714 Trinity above Ziegler Spring (Ironside Mountain, Trinity River watershed); Klamath Mountain Region, Ironside Mountain 1554 Comment
  CAS-BOT-BC16061  Boechera breweri subsp. shastaensis P. A. Munz 1951-7-18 16638 Trinity Line of Tehama - Trinity County. North Yolla Bolly Mountains. North slope of North Yolla Bolly peak. 1981 Comment
  CAS-BOT-BC25856  Boechera subpinnatifida Alice Eastwood; John Thomas Howell 1937-6-25 4975 Trinity Between Eagle and Bear Creeks. Comment
  SEINET13948807 Image available Boschniakia hookeri E. K. Balls 1949-1 13780 Trinity Ripstein Camp, Canyon Creek, 2 miles above Dedrick. Alt 2500 ft 762 Comment
  CAS-BOT-BC418467  Boykinia major Milo S. Baker 1926-8-4 193 c-'26 Trinity Stony Creek near Granite Peak 1828 Comment
  CAS-BOT-BC127692  Brickellia greenei John Thomas Howell 1936-8-26 12832 Trinity Trinity River canyon near Eagle Creek Comment
  CAS-BOT-BC127695  Brickellia greenei P. A. Munz 1951-7-20 16718 Trinity n.e. slope of Black Rock. North Yolla Bolly Mts. 2164 Comment
  RSA42050  Brickellia greenei Ella Dales Cantelow 1936-8-26 1553 Trinity Near Eagle Creek, along Trinity River about 9 miles N of Carrville Comment
  UCD129624  Brickellia greenei Joseph M. DiTomaso 1975-8-14 263 Trinity near outlet of Diamond Lake. Trinity Alps. 2209 Comment
  HSC72649  Briza minor Gail Newton 1980-6-26 654 Trinity Near Underwood Creek. 451 Comment
  CAS-BOT-BC482222  Brodiaea coronaria var. coronaria Alice Eastwood; John Thomas Howell 1937-6-25 4905 Trinity Trinity Alps Resort Comment
  HSC44925  Brodiaea elegans subsp. elegans J. P. Smith, J. O. Sawyer 1975-6-23 8260 Trinity Philpot Campground 854 Comment
  CAS-BOT-BC482887  Brodiaea elegans subsp. elegans Eugene Carter 1974-6-3 794 Trinity Salmon-Trinity Alps and vicinity 487 Comment
  CAS-BOT-BC149352  Bromus berteroanus S. B. Parish 1915-4-25 9760 1/2 Trinity Mojave Desert. Deadman's Point. Comment
  CAS-BOT-BC149078  Bromus carinatus var. carinatus John Thomas Howell 1955-6-14 30400 Trinity Weaverville. 609 Comment
  CAS-BOT-BC155948  Bromus commutatus E. J. Linck 1920-6-18 8 Trinity Ruth. Comment
  UCD58443  Bromus commutatus Collector unknown 1948-1 Trinity Trinity Co. Comment
  HSC49271  Bromus hordeaceus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9898 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC74144  Bromus hordeaceus M. A. Baker 1980-5-24 1470 Trinity Near Long Ridge. 1006 Comment
  CAS-BOT-BC227197  Bromus laevipes Eugene Carter 1974-6-2 780 Trinity Salmon-Trinity Alps and vicinity. Wasted mining ground south of Store Gulch 487 Comment
  JEPS69210  Bromus madritensis subsp. rubens F. P. Cronemiller 1923-7-10 686 Trinity California National Forest, Indian Dick Ranger Station, Foster Glades Foster Glades; California National Forest, Indian Dick Ranger Station Comment
  HSC58722  Bromus orcuttianus Walter Overton 1979-7-17 8126 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  UC1145163  Bromus orcuttianus Joseph P. Tracy 1936-8-8 15124 Trinity 2 mi e of Grove's Prairie; Trinity Summit 1463 Comment
  UC192371  Bromus racemosus Harry S. Yates 1914-5-17 284 Trinity near Weaverville 640 Comment
  CAS-BOT-BC185587  Bromus tectorum Eugene Carter 1973-6-7 564 Trinity Along East Fork of North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville) 3.8 miles north of SR 299, Helena. Allbert's Cabin. 487 Comment
  HSC40572  Bromus tectorum Thomas W. Nelson, James Nelson 1976-6-22 2756 Trinity Below Senteney Rock 1463 Comment
  HSC58512  Bromus tectorum Walter Overton 1979-7-18 8754 Trinity Near Van Horn Creek, close to the town of Mad River 1067 Comment
  HSC59981  Bromus tectorum M. A. Ericksen 1979-6-22 317 Trinity Horsehead Mtn. 1788 Comment
  CAS-BOT-BC185584  Bromus tectorum Denning; Grenier; Wooley 1986-5-10 020 Trinity Roadside leading to Philpot Campground. Comment
  HSC58724  Bromus vulgaris Walter Overton 1979-7-17 8173 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  CAS-BOT-BC273307  Cacaliopsis nardosmia Lower Trinity School 1924-4-24 s.n. Trinity Salyer Comment
  UC723002  Calamagrostis canadensis C. L. Hitchcock, J. S. Martin 1939-7-11 5391 Trinity 11 mi N of Dedrick (upper Canyon Lake); Trinity Alps, W side 1889 Comment
  CAS-BOT-BC185340  Calamagrostis canadensis A. R. Kruckeberg 1954-8-10 3728 Trinity Trinity National Forest. Salmon-Trinity Primitive Area. Above Morris Meadow on trail to Emerald Lake. Upper end of Emerald Lake, Trinity Alps. 1676 Comment
  HSC26697  Calamagrostis canadensis var. langsdorffii William J. Ferlatte 1972-8-7 1417 Trinity Boulder Creek Lakes 1738 Comment
  HSC78767  Calamagrostis koelerioides John S. Palmer 1976-7-12 486 Trinity Bear Lakes Area, between Big Bear Lake and Little Bear Lake 1707 Comment
  SEINET185119 Image available Calamagrostis koelerioides Unknown 1939-7-11 5405 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mtns. 1890 Comment
  CHSC75772  Calliscirpus criniger Vernon H. Oswald; Lowell Ahart 1999-7-5 9829 Trinity Southeast of Callahan and 3.1 mi northeast of Hwy. 3 on Forest Rd. 17 paralleling the Trinity River. 1143 Comment
  CAS-BOT-BC487859  Calochortus coeruleus H. C. Cantelow 1939-6-8 s.n. Trinity South Fork Mount Blake Lookout Road, about 6 1/2 miles from Junction Alton, Redbluff Highway Comment
  JEPS77449  Calochortus coeruleus William J. Ferlatte 1976-5-19 1771 Trinity e side East Fork of Coffee Creek (Canyon of Coffee Creek at East Fork of Coffee Creek, n side of road, NE1/4 of Coffee Creek 15' Quad); Trinity Alps, Coffee Creek 15' Quad. 1051 Comment
  SEINET10971612  Calochortus nudus var. shastensis Mary Susan Taylor 1980-7-23 Taylor 3183 Trinity Shasta-Trinity Natl Forest, on N side of Upper Bluff Lake Road (40N98A), in meadow in Yellow Pine Forest, ca. 19.6 mi NE of Trumble's Ranch on Hwy 3 via rd 42N17. 2073 Comment
  HSC15378  Calochortus tolmiei R. Spellenberg 1964-6-17 459 Trinity Underwood Mtn. Pass, Underwood Mtn. Rd., 12 mi. W of Burnt Ranch 1372 Comment
  HSC35104  Calochortus tolmiei John S. Palmer 1975-5-16 334 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC44877  Calochortus tolmiei J. P. Smith 1973-5-6 6590 Trinity Blanchert Flats near Douglas City Comment
  HSC67329  Calochortus tolmiei Thomas W. Nelson 1980-5-30 5393 Trinity Shasta-Trinity National Forest, along FS Rd. 4N25 (Clark Creek Loop) at junction with FS Rd. 4N25C, 2 mi. S of junction with Rd. 60 (Underwood Mtn. Rd.) 1067 Comment
  HSC67382  Calochortus tolmiei Thomas W. Nelson 1980-5-30 5358 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  HSC68712  Calochortus tolmiei Jacqueline Greenleaf 1980-5-24 109 Trinity Near Shanty Creek 808 Comment
  HSC68719  Calochortus tolmiei Jacqueline Greenleaf 1980-5-22 84 Trinity Near Double Gate Ridge. 1067 Comment
  UC422995  Calochortus tolmiei Annie M. Alexander and L. Kellogg 1911-7-21 269 Trinity Head of Grizzly Creek 1828 Comment
  CAS-BOT-BC493989  Calochortus tolmiei Anna Junkens 1915-4-22 s.n. Trinity Weaverville Comment
  HSC40541  Calochortus tolmiei Thomas W. Nelson, Jane P. Nelson 1976-5-23 2533 Trinity E side of Black Lassic S side of branch off Shanty Creek 1524 Comment
  HSC66793  Calochortus tolmiei C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-2 57 Trinity Junction of Hwy. 299 and Hwy. 3 701 Comment
  HSC71808  Calochortus tolmiei Thomas W. Nelson, Jane P. Nelson 1980-6-27 5930 Trinity Along Rd. 2S08 0.6 mi. S of junction with Rd. 1S07 1646 Comment
  RSA97538  Calochortus tolmiei Lewis S. Rose 1954-4-26 54020 Trinity Trinity County: 3 miles NE of Douglas City Comment
  CAS-BOT-BC132649  Calochortus uniflorus Mrs. H. C. Cantelow 1940-7-13 s.n. Trinity Summit of Scott Mt. 1630 Comment
  UC1197680  Calochortus uniflorus Joseph P. Tracy 1923-6-30 6483 Trinity head of Rattlesnake Creek Northern Coast Ranges, Post Creek Mt. 1066 Comment
  UC160924  Caltha biflora Mrs. M. H. Manning 1901-7-1 27 Trinity Trinity Summit Comment
  CAS-BOT-BC175778  Caltha leptosepala Eugene Carter 1972-6-28 492 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) At outlet of Whites Creek Lake 1905 Comment
  HSC38966  Caltha leptosepala J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-28 2630 Trinity Shores of Diamond Lake. 2195 Comment
  CDA11054  Calycadenia fremontii G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-23 11444 Trinity Klamath Ranges; Rackerby Ridge, approx. 1 mile directly S of Jackass Springs. Comment
  CDA11057  Calycadenia fremontii G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11447 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  HSC5221  Calycadenia fremontii M. T. Milligan 1964-9-13 283 Trinity 1 mi. south from Hwy. 299 on S Fork Rd. 610 Comment
  UCD69093  Calycadenia pauciflora D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-14 s.n. Trinity Klamath National Forest. Callahan-Cecilville. Cecilville Rd. UTM: 10SER1371 1130 Comment
  CHSC31271  Calypso bulbosa Mark Stopher 1980-6-11 111 Trinity Along route 36, 0.3 miles E of Mad River bridge. Comment
  HSC31832  Calyptridium monospermum D. E. Anderson, T. Nelson, S. Dowty 1972-6-13 5552 Trinity Black Lassic 1738 Comment
  UC906739  Calyptridium monospermum Harold E. Parks and Joseph P. Tracy 1942-7-3 11624 Trinity below Hettenshaw Valley (Van Duzen River); Van Duzen River 914 Comment
  UC922369  Calyptridium monospermum Annie M. Alexander and Louise Kellogg 1949-7-5 5776 Trinity between North Yolla Bolly and Black Rock Mountains (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  UC922533  Calyptridium monospermum Annie M. Alexander and Louise Kellogg 1948-8-6 5429 Trinity Canyon Creek, tributary of Trinity River Canyon Creek; Trinity Mountains, Canyon Creek 1676 Comment
  HSC38956  Calyptridium monospermum Thomas W. Nelson, Jane P. Nelson 1976-5-23 2540 Trinity Branch of Shanty Creek along E side of Black Lassic 1555 Comment
  UC130624  Calystegia malacophylla subsp. malacophylla H. M. Hall July 1909 8670 Trinity Dorleska Salmon Mountains, Dorleska (on gravel slopes, Salmon Mountains) 1981 Comment
  CHSC79991  Calystegia occidentalis subsp. occidentalis L. P. Janeway 1996-7-13 5040 Trinity Klamath Ranges. Upper drainage of Van Ness Creek, 0.75 mi northwest of Trinity Mountain; along Road 34N31 1.2 mi from Van Ness Creek Road. 1120 Comment
  RSA125595  Calystegia occidentalis subsp. occidentalis P. H. Raven, Richard Snow 1958-7-20 13627 Trinity 3.3 miles north-east of Denny Post Office Comment
  UCR45436  Calystegia polymorpha Michelle A. Strull 1985-6-28 40 Trinity 0.25 mi. east of Hayfork Bally lookout on Love Letter Springs Road 1875 Comment
  UC1212571  Campanula prenanthoides Francia Chisaki and Helen Sharsmith 1959-8-21 4748 Trinity on road to Denny 10 mi from Hawkins Bar; New River drainage 762 Comment
  RSA133471  Campanula prenanthoides P. H. Raven, Richard Snow 1958-7-19 13614 Trinity Along road 11.0 miles north of Helena. Comment
  SEINET10462906  Campanula prenanthoides Dayton 1913-7-1 DAYTON 384 Trinity NR SWIFT CREEK, SHASTA FOREST SANDY GRAVELLY SOIL, 2500', SE SLOPE 762 Comment
  SEINET10462956  Campanula prenanthoides Kildale 1930-9-14 KILDALE 10391 Trinity Trinity River at Big French Creek Comment
  SEINET10462979  Campanula prenanthoides Van Dke 1931-6-23 VAN DYKE s.n. Trinity Nash Mine, above Carville Comment
  SEINET10463006  Campanula prenanthoides Yates 1914-7-13 YATES 483 Trinity Stuart's Comment
  SEINET10463167  Campanula prenanthoides Holt 1932-7-2 Holt s.n. Trinity BONANZA KING 5000 Comment
  SEINET10463351  Campanula prenanthoides Dickson 1973-6-29 Dickson s.n. Trinity NORSE BUTTE ON S. FORK MTN, HWY 36 4200', OLD GROWTH DOUGLAS-FIR FOREST, ROADSIDE. T1S R6E SEC. 1 Comment
  SEINET10873288  Campanula prenanthoides Alma L. Moldenke, Harold N. Moldenke 1968-7-25 Moldenke 24863 Trinity FOREST GLEN GRASSY SWALE Comment
  SEINET10939034  Campanula prenanthoides Alice Eastwood 1921-7-22 Eastwood 10709 Trinity Near Lewiston Comment
  SEINET10463884  Campanula wilkinsiana John O. Sawyer, K. A. Sawyer 1981-8-2 Sawyer 4161 Trinity Trinity Dam quadrangle; slopes on east side of Sawtooth Mountain, ridges and subalpine meadow above Devil's Canyon. T36N R10W Sec. 15, 22 2438 Comment
  HSC64133  Cardamine californica J. P. Smith 1973-4-21 6210 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC69801  Cardamine californica Thomas W. Nelson, Jane P. Nelson 1978-3-25 3823 Trinity Terrace above Canyon Creek at Lower Canyon Creek Meadow 915 Comment
  UCD114507  Cardamine californica James P. Smith 1973-4-21 6194 Trinity above Eagle Creek Loop, north of the Eagle Creek Campground. 853 Comment
  CHSC3461  Cardamine californica var. sinuata Roger Jaegel 1966-3-26 53 Trinity On the south bank of the south fork of the Trinity River two miles west of Hyampom, Hyampom. Comment
  CAS-BOT-BC38043  Cardamine oligosperma Philip A. Munz 1949-5-16 13265 Trinity East Weaver Public Camp, East Weaver Creek. 914 Comment
  UC1755121  Cardamine pachystigma Dean W. Taylor 2002-4-19 17997 Trinity Tangle Blue Creek; Trinity River; base of steep shaded serpentine slope just west of Highway 3 bridge over Tangle Blue Creek (near the Trinity River confluence) 1005 Comment
  HSC38630  Carduus pycnocephalus subsp. pycnocephalus D. E. Anderson, J. P. Smith 1971-6-21 1115 Trinity 5 miles E of the Humboldt-Trinity Co. line. Comment
  CAS-BOT-BC17869  Carex amplifolia Thomas W. Nelson; Jane P. Nelson 1979-5-26 4701 Trinity Flood plain of Trinity River 100 m above mouth of Indian Creek. 487 Comment
  SEINET10349807  Carex aquatilis M. A. Baker 1980-5-25 1572 Trinity Just north of the confluence of Bluff Creek and Kettenpom Creek. T3S R7E S34 Comment
  CAS-BOT-BC18154  Carex athrostachya John Thomas Howell 1937-7-21 13206 A Trinity Big Flat. Comment
  CAS-BOT-BC18149  Carex athrostachya L. P. Janeway 1993-8-30 4551 Trinity West side of Bluff Lake; drainage of High Camp Creek; ca. 2.2 miles south-southeast of Chino Mountain. 1921 Comment
  RSA66650  Carex aurea Phillip A. Munz 1951-7-17 16617 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 Comment
  CAS-BOT-BC34386  Carex cusickii Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Scott Ranch, 3 miles from Trinity Center. Comment
  CAS-BOT-BC20525  Carex densa Alice Eastwood; John Thomas Howell 1937-6-25 4936 Trinity Preacher Meadow. Comment
  CAS-BOT-BC20531  Carex densa Joseph Prince Tracy 1941-6-29 16938 Trinity Hettenshaw Valley. 944 Comment
  HSC69949  Carex densa Thomas W. Nelson, Jane P. Nelson 1978-6-21 4223 Trinity Along Trinity River flood plain, 100 m above the mouth of Indian Creek. 488 Comment
  CAS-BOT-BC421426  Carex echinata Julie Kierstead Nelson; Susan Erwin; Martin Lenz 2009-8-26 2009 -002 Trinity In Upper Hayfork Creek watershed, ca. 200 m east of Forest Road 30; 3 miles south of Hwy. 36. 1140 Comment
  CAS-BOT-BC20059  Carex echinata Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Scott Ranch, 3 miles from Trinity Center. Comment
  UC562430  Carex echinata subsp. echinata Joseph P. Tracy 1935-7-24 14217 Trinity e Ranger Station; Trinity Summit 1889 Comment
  UC709393  Carex feta Joseph P. Tracy 1941-6-29 16940 Trinity Hettenshaw Valley 944 Comment
  HSC43476  Carex fracta Thomas W. Nelson, James Nelson 1976-7-28 3062 Trinity Along headwaters of fork of Shanty Creek, NE of Black Lassic 1524 Comment
  SEINET11640799  Carex fracta B. L. Isaac, Isaac, J. A. 1988-3-30 s.n. Trinity Shasta National Forest, along Picayune Creek Comment
  SBBG38303  Carex geyeri T. L. Secrest 1949-6-30 Trinity Forest Glen Comment
  JEPS100197  Carex gigas Dean W. Taylor 2002-6-12 18139 Trinity meadow along logging road ca. 0.5 miles South of Lake Eleanor, ca. 8 air miles NW of Trinity Center 1432 Comment
  UC1473425  Carex gigas Gilbert Jerome Muth 1978-8-1 6670 Trinity near Bull Lake (close to town of Callahan); China Mt. Quadrangle 2103 Comment
  HSC70034  Carex gracilior Thomas W. Nelson, Jane P. Nelson 1978-6-22 4264 Trinity Off Hwy. 3 near Peanut 762 Comment
  CAS-BOT-BC320478  Carex hassei Peter F. Zika; Barbara Wilson 2011-7-31 25693 Trinity FS Road 40N45, 14.0 road miles S of junction with FS Road 17, 0.5 air miles N of Gumboot Lake, Klamath Range (KR) 1930 Comment
  SEINET7561263 Image available Carex hassei L. P. Janeway 2001-5-28 7074 Trinity Pony Buck Peak quad. Klamath Ranges, just east of Goat Camp Spring, near top of Brushy Mountain (ridge) near Road 29N28 5.5 km north of junction of roads 30 & 35 which is at the junction of Shasta, Tehama, and Trinity Counties. 1400 Comment
  SEINET7561262 Image available Carex hassei Barbara L. Wilson, Keli Kuykendall, Julie Nelson, Bruce Newhouse 2001-7-10 10542 Trinity Shasta, Trinity National Forest, Boy Scout Pond in the Beegum Creek drainage, 1.49 miles from Highway 36 on forest service road 29N28. 1372 Comment
  CAS-BOT-BC7668  Carex integra Joseph Prince Tracy 1932-7-15 10589 Trinity Trinity Summit. Ridges east of Corral Prairie. 1828 Comment
  UC562248  Carex lenticularis var. impressa Joseph P. Tracy 1935-8-6 14690 Trinity head of North Fork of White's Creek Devil's Canyon Mts., White's Creek Lake 1889 Comment
  CAS-BOT-BC31314  Carex lenticularis var. impressa Philip Alexander Munz 1951-7-18 16646 Trinity North slope of North Yolla Bolly Peak, Trinity-Tehama county line. 1950 Comment
  CHSC107456  Carex luzulina M. Simenc 2009-9-6 30 Trinity The Eddys, Klamath Ranges, Shasta National Forest. 1.75km South on Pacific Crest Trail from Parks Creek Trail Head at 42N17 rd. about 48 km from Mt. Shasta Ranger Station. Growing just above trail in a seep. 2109 Comment
  HSC99658  Carex luzulina Jennifer Whipple 1977-7-5 1927 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  UC562554  Carex mariposana Joseph P. Tracy 1935-8-6 14587 1/2 Trinity at head of White's Creek (Devil's Canyon Mountains) 1981 Comment
  CHSC76815  Carex mendocinensis G. Douglas Barbe; J. T. Howell, T. C. Fuller 1980-5-19 2695 Trinity Trinity Mountains. In a serpentine area W-SW of Peanut on Rattlesnake Road, Philpot Creek drainage, ca. 0.25 mile E of junction of Rattlesnake Rd and Plummer Lookout Rd (Philpot Campground road), 0.75 mile (1200 m) SW of Salt Creek Bridge (Hwy 3) Peanut. 804 Comment
  CHSC98364  Carex mendocinensis Thomas W. Nelson; Jane P. Nelson 1982-7-29 7565 Trinity North Coast Ranges. Along Forest Service road 39N26 via Forest Service road 38N15 in Mumbo Basin 13.1 mi from State Route 3. 1584 Comment
  HSC44239  Carex multicaulis M. A. Baker 1977-5-21 298 Trinity Eagle Creek Campground 851 Comment
  HSC82292  Carex multicaulis Thomas W. Nelson, Jane P. Nelson 1979-6-15 4827 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  SEINET7486006 Image available Carex multicaulis Barbara L. Wilson, Richard E. Brainerd, Nick Otting 2009-1 15477 Trinity along Highway 299 923 Comment
  CAS-BOT-BC119969  Carex multicostata R. Tallent 1987-8-15 934 Trinity Trinity Alps Wilderness, Near small pond across ridge NW of Landers Lake. 2170 Comment
  HSC78773  Carex multicostata John S. Palmer 1976-7-13 490 Trinity N side ridge at head of Horse Creek 1982 Comment
  HSC82502  Carex multicostata Thomas W. Nelson, Jane P. Nelson 1979-6-14 4762 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  HSC44237  Carex nudata M. A. Baker 1977-5-21 309 Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC118946  Carex pellita John Thomas Howell 1936-8-24 12730 Trinity Summit of Scott Mts. N of Carrville. Comment
  POM224511  Carex pellita J. T. Howell 1936-8-24 12730 Trinity Summit of Scott Mountains, N of Carrville Comment
  CAS-BOT-BC118809  Carex preslii John Thomas Howell 1955-6-13 30362 Trinity Peanut. 762 Comment
  SEINET7486451 Image available Carex scabriuscula Peter F. Zika 2009-8-26 1840 Trinity E side of Route 26, 3.1 road miles NW of junction with Route 25 1840 Comment
  CAS-BOT-BC117924  Carex scabriuscula William J. Ferlatte 1975-8-25 1733 Trinity Boggy bench below outlet of Lake Anna, above upper end of Bowerman Meadows. 2225 Comment
  HSC277  Carex scopulorum William J. Ferlatte 1967-8-18 995 Trinity Head of Union Creek 1982 Comment
  HSC33310  Carex scopulorum var. bracteosa William J. Ferlatte 1974-8-16 1649 Trinity Siligo Peak-Summit Lake Area, below W side of Summit Lake 2210 Comment
  CHSC69029  Carex serratodens Vernon Oswald; Lowell Ahart 1997-7-17 8750 Trinity Forest Route 29 (in Trinity National Forest) 0.8 mi north of the West Fork of Smoky Creek, 7.9 mi south of Hwy. 36. 1420 Comment
  HSC66156  Carex serratodens Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 68 Trinity Philpot Creek Campground, E facing slope above creek 808 Comment
  JEPS74607  Carex spectabilis William J. Ferlatte, Alice Q. Howard 1970-8-11 1304 Trinity above Grizzly L. (n side Thompson Pk.); Thompson Pk. 2499 Comment
  HSC82628  Carex stipata Thomas W. Nelson, Jane P. Nelson 1979-5-26 4700 Trinity On flood plain of Trinity River, 100 m above mouth of Indian Creek 488 Comment
  HSC72644  Carex straminiformis Gail Newton 1980-6-26 667 Trinity Near Underwood Creek. 451 Comment
  CAS-BOT-BC115811  Carex subfusca John Thomas Howell 1937-7-30 13685 Trinity Summit of Scott Mts N of Carrville. Comment
  CAS-BOT-BC115815  Carex subfusca John Thomas Howell 1936-8-27 12849 Trinity Near Trinity Center Comment
  CAS-BOT-BC115810  Carex subfusca Joseph Prince Tracy 1942-7-3 17390 Trinity Near Kuntz, on Van Duzen River. 792 Comment
  CAS-BOT-BC227797  Carex subfusca Eugene Carter 1975-6-19 979 .1 Trinity North Fork Trinity River. Along the trail west of Digger Pine Flat 769 Comment
  UC922528  Carex utriculata Annie M. Alexander and Louise Kellogg 1948-8-23 5541 Trinity lower end Morris Meadow; Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  UC562330  Carex vesicaria Joseph P. Tracy 1935-7-24 14206 Trinity pond on bench e Ranger Station; Trinity Summit 1828 Comment
  HSC73018  Carex vesicaria J. D. Jokerst 1981-7-28 1427 Trinity Scorpion Lake Comment
  HSC91284  Carex whitneyi Jennifer Whipple 1976-7-23 1503 Trinity Deadfall Creek drainage 2317 Comment
  HSC39916  Cassiope mertensiana subsp. ciliolata J. O. Sawyer 1970-7-22 2346 Trinity 2195 Comment
  RSA211457  Cassiope mertensiana subsp. ciliolata William J. Ferlatte 1967-8-6 820 Trinity Head of Canyon Creek. 2134 Comment
  HSC66698  Castilleja applegatei Cathy Goldberg, Lynn Kunstman, Geoff Walsh, Lauren Philbrick 1980-5-4 92 Trinity Del Loma Inn, Hwy 299, above the Trinity River behind the Inn Comment
  CHSC69835  Castilleja applegatei subsp. pinetorum Jennifer Whipple 1976-7-13 1450 Trinity Mount Eddy, Klamath Mountains. Bear Creek drainage. 2377 Comment
  HSC70189  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1978-6-23 4327 Trinity Along FS Rd. 30, 1 mi. S of junction with SR 36 Comment
  RSA211408  Castilleja applegatei subsp. pinetorum William J. Ferlatte 1967-6-28 560 Trinity East side of Packers Peak. Trinity Alps. 1982 Comment
  RSA305832  Castilleja applegatei subsp. pinetorum S. Ganley 1971-5-29 654 Trinity Trinity Hwy 299. 762 Comment
  JEPS76193  Castilleja applegatei subsp. pinetorum T. I. Chuang with Fei-Mei Chuang 1977-7-20 7628 Trinity 0.75 mi s Cold Spring 1645 Comment
  SEINET11262570  Castilleja applegatei var. fragilis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5745 Trinity Dubakella Quad. Along road 29N28, 7 miles south of junction with State Route 36 and 1 mile from Goat Camp.; 0 1372 Comment
  CHSC117328  Castilleja arachnoidea L. P. Janeway; B. Castro 2016-8-1 12131 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  HSC822  Castilleja arachnoidea William J. Ferlatte 1967-8-6 812 Trinity Ridge S of Thompson Pk. 2439 Comment
  JEPS74603  Castilleja arachnoidea William J. Ferlatte and Alice Q. Howard 1970-8-12 1309 Trinity w of upper Canyon Creek; Trinity Alps 2255 Comment
  HSC104283  Castilleja exserta subsp. exserta Samantha E. Andres 2016-6-19 25 Trinity Along trail to Middle Boulder Lake, ~.5 mi. from the Pacific Crest Trail 1960 Comment
  UCD122968  Castilleja miniata Joseph M. DiTomaso 1975-7-22 182 Trinity Trinity Alps, 3/4 mile west of Boulder Creek on Lion Lake Trail. 1828 Comment
  HSC74608  Castilleja pruinosa M. A. Baker 1980-7-10 2718 Trinity Near Senteney Rock 1554 Comment
  HSC91229  Castilleja pruinosa Jennifer Whipple 1976-6-23 1104 Trinity Bear Creek drainage 2226 Comment
  HSC56774  Castilleja tenuis G. L. Clifton, Butler 1979-7-18 8497 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  HSC72866  Ceanothus arcuatus M. A. Baker 1980-6-25 2252 Trinity Near Castle Rock. 1436 Comment
  RSA758812  Ceanothus arcuatus D. H. Wilken, E. L. Painter 2007-6-3 16733 Trinity USFS Road 17 1.4 linear km east of confluence of Salt Lick Creek and High Camp Creek 1.2 kilometers north-northeast of confluence of Deadfall and Bear Creeks. 2026 Comment
  CAS-BOT-BC49161  Ceanothus cuneatus P. A. Munz 1951-7-17 16586 Trinity North Yolla Bolly Mts. - Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap 1371 Comment
  HSC26810  Ceanothus cuneatus Thomas W. Nelson 1971-4-25 408 Trinity Along New River Trail Comment
  HSC28369  Ceanothus cuneatus J. P. Smith 1973-4-21 6166 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  LA42060  Ceanothus cuneatus Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  RSA554580  Ceanothus cuneatus Walter Wisura 1993-5-9 4898 Trinity Hwy 299, 36 mi W of Redding. Comment
  CAS-BOT-BC50980  Ceanothus integerrimus John H. Thomas 1949-6-15 932 Trinity About 7 miles North of Weaverville, along trail to Trinity Alps. Trinity National Forest 914 Comment
  HSC24129  Ceanothus integerrimus J. O. Sawyer 1970-5-23 2598 Trinity Above New River 244 Comment
  HSC55508  Ceanothus integerrimus G. L. Clifton, Butler 1979-7-18 8484 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC78020  Ceanothus integerrimus John S. Palmer 1973-6-16 2 Trinity Along trail to Big Bear Lake. 1171 Comment
  HSC82116  Ceanothus integerrimus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5288 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  RSA399892  Ceanothus integerrimus M. B. Dunkle 1936-8-20 4847 Trinity Trinity Rier near Hoopla Comment
  RSA60502  Ceanothus integerrimus var. macrothyrsus John H. Thomas 1949-6-15 932 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  JEPS42410  Ceanothus jepsonii Joseph P. Tracy 1935-8-4 14526 Trinity 3 mi n Cabin Peak (headwates of New River, near top of ridge) 1676 Comment
  CAS-BOT-BC50625  Ceanothus lemmonii Alice Eastwood; John Thomas Howell 1937-6-25 4917 Trinity Minersville to Trinity Center Comment
  UC33643  Ceanothus lemmonii W. C. Blasdale 1896-6-11 Trinity Hay Fork Comment
  OBI35910  Ceanothus oliganthus var. sorediatus David J. Keil 1983-7-3 17353 Trinity Ca. 19 mi NE of jctn with SR 299 on SR3 Comment
  HSC42539  Ceanothus prostratus Barbara Kelly 1977-5-21 450 Trinity Eagle Creek Campground. 851 Comment
  HSC60304  Ceanothus prostratus J. P. Smith 1973-4-21 6199 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC69764  Ceanothus prostratus Thomas W. Nelson, Jane P. Nelson 1977-9-4 3742 Trinity Along F.S. Road 29N30 just S of Pine Root Spring. 1372 Comment
  RSA399824  Ceanothus prostratus Bonnie C. Templeton 1957-6-25 s.n. Trinity Coffee Creek Cayon above Battle Creek, Salmon Mts, Shasta National Forest. Comment
  CAS-BOT-BC52150  Ceanothus pumilus Roger Raiche 1985-6-15 RR 50537 Trinity near Kettenpom 1051 Comment
  SEINET12211124  Ceanothus pumilus Unknown 1985-1 50537 Trinity 1052 Comment
  HSC4480  Ceanothus velutinus William J. Ferlatte 1967-6-27 525 Trinity Big Flat, ravines and dry slopes in woods 1524 Comment
  POM126426  Ceanothus velutinus A. M. Alexander, Louise Kellogg 1911-7-3 213 Trinity N Fork Coffee creek. 1372 Comment
  CAS-BOT-BC63165  Ceanothus velutinus var. velutinus Eugene Carter 1973-6-20 605 Trinity N. Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. nw. of Weaverville). Along the Morrison Gulch Trail. 1645 Comment
  CAS-BOT-BC272124  Centaurea cyanus Eugene Carter 1974-6-1 778 Trinity Along the North Fork Road opposite Brock Gulch, Salmon-Trinity Alps and vicinity 480 Comment
  HSC82451  Centaurea cyanus Thomas W. Nelson, Jane P. Nelson 1979-5-26 4746 Trinity Along Hwy. 3, 2.1 mi. S of Coffee Creek Bridge Comment
  UCD130108  Centaurea stoebe subsp. micranthos J. C. Borden 1968-7-15 s.n. Trinity Hayfork. 609 Comment
  UC906732  Centunculus minimus Joseph P. Tracy 1942-7-3 17384 Trinity Kuntz, on Van Duzen River Van Duzen River; Kuntz, Van Duzen River 792 Comment
  UC198764  Cephalanthera austiniae Annie M. Alexander and L. Kellogg 1911-7-19 260 Trinity head Grizzly Creek 1706 Comment
  UC922354  Cerastium arvense Annie M. Alexander and Louise Kellogg 1949-7-11 5787 Trinity n.w. of Trinity Center (Union Creek, S. branch of Coffee Creek); Union Creek 1828 Comment
  HSC56658  Cerastium glomeratum Walter Overton 1979-7-17 8141 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  CAS-BOT-BC207659  Cercis occidentalis Herb. G. R. Kleeberger 1879-9-6 s.n. Trinity Weaverville Comment
  JEPS45543  Cercocarpus betuloides Joseph P. Tracy 1923-6-29 6431 Trinity Northern Coast Ranges, Hay Fork Mountain near summit on Weaverville Road Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  HSC90617  Cercocarpus ledifolius var. ledifolius Jennifer Whipple 1976-9-27 1817 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC90619  Cercocarpus ledifolius var. ledifolius Jennifer Whipple 1976-6-16 997 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  CHSC63315  Chaenactis douglasii var. douglasii Vernon H. Oswald; Lowell Ahart 1994-7-11 6380 Trinity Forest Rd. 26 (to Mt. Shasta), 2.4 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. Along edge of road. 1828 Comment
  HSC96633  Chaenactis suffrutescens Thomas W. Nelson, Jane P. Nelson 2003-6-16 9146 Trinity Along Bramlet Rd. (Road 7) 0.5 mi. from jct. with road 29N59 1340 Comment
  POM298648  Chaenactis suffrutescens Lincoln Constance, Ren Hwa Shan 1946-6-1 s.n. Trinity Near Trinity River, 4.5 miles north of mouth of Eagle Creek 1067 Comment
  SEINET10474501  Chaenactis suffrutescens Mary Susan Taylor 1980-7-22 Taylor 3165 Trinity T39N R7W ne sec 34. Shasta-Trinity Natl Forest, in open, dry, cobbly/sandy old river bed, on W side of Hwy 137, ca. 2.4 mi N of its jct with Hwy 3. 914 Comment
  HSC54440  Chamaesyce serpyllifolia G. L. Clifton 1979-7-19 8784 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  CAS-BOT-BC166100  Chamerion angustifolium subsp. circumvagum Eugene Carter 1974-7-25 874 Trinity North Fork Trinity River. Near Strunce Cabin 963 Comment
  CAS-BOT-BC166101  Chamerion angustifolium subsp. circumvagum Mrs. H. C. Cantelow 1937-8-16 1869 Trinity Summit of Scott Mt. Comment
  CAS-BOT-BC70242  Cheilanthes gracillima G. R. Kleeberger 1879-9-1 s.n. Trinity Mt. Bally 1524 Comment
  HSC103896  Cheilanthes gracillima Dana York 2010-5-8 2998 Trinity Shasta-Trinity National Forest; ~1.2 km NE of the New River / Trinity River confluence, on spur ridge between rivers. 240 Comment
  HSC71496  Cheilanthes gracillima M. A. Baker 1980-7-2 2642 Trinity Near Horsehead Mtn. 1737 Comment
  RSA685751  Cheilanthes gracillima M. A. Baker 1977-5-7 249 Trinity South slope of Dubakella Mountains 1829 Comment
  CAS-BOT-BC183598  Chenopodium botrys Eugene Carter 1974-9-1 889 Trinity East Fork of North Fork Trinity River. At the mouth of Rich Gulch 484 Comment
  JEPS123081  Chimaphila menziesii D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 057 Trinity Scorpion Lake Comment
  RSA66414  Chimaphila menziesii P. A. Munz 1951-7-17 16587 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC34439  Chimaphila umbellata J. P. Smith, J. O. Sawyer 1973-7-4 6999 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  JEPS123103  Chimaphila umbellata D. Burge and J. Nelson with Jepson Herbarium workshop participants 2017-6-27 JHWS- 086 Trinity Scorpion Lake Comment
  UCR4801  Chimaphila umbellata Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Big Flat Camp 400 Comment
  HSC60459  Chimaphila umbellata Carl Wishner 1978-7-2 543 Trinity Corral Bottom at Bidden Cr., Underwood Mtn. Rd. Comment
  JEPS48536  Chimaphila umbellata Hilda W. Grinnell 1932-7-20 34 Trinity S. Fork Mt. 1615 Comment
  HSC71696  Chlorogalum pomeridianum Gail Newton 1980-6-26 617 Trinity Near Underwood Creek. 451 Comment
  RSA296776  Chorizanthe membranacea Thomas W. Nelson 1978-5-27 4048 Trinity Along trail to Red Mountain 1220 Comment
  CAS-BOT-BC30103  Chrysolepis L. B. Kildale 1930-8-26 10521 Trinity South Fork Mountain Comment
  CDA21797  Chrysolepis chrysophylla F. L. Blanc 1962-9-18 Trinity South of Cold Springs Lookout, South Fork Mountain. 0 Comment
  UC1281147  Chrysolepis chrysophylla var. chrysophylla H. E. McMinn 1922-8-5 323 Trinity s part Trinity County Comment
  SEINET13952963 Image available Chrysolepis sempervirens E. K. Balls 1949-1 13789 Trinity Trail to right above Bear Creek, on trail above Ripstein Camp. 4,000 ft. 0 Comment
  RSA258866  Chrysothamnus nauseosus subsp. albicaulis Thomas W. Nelson 1973-8-19 1108 A Trinity Black Lassic area 1799 Comment
  CDA20001  Cirsium arvense Lockhart 2002-7-24 PDR 914645 Trinity Northwestern California; Vicinity of Zenia. 0 Comment
  CDA1088  Cirsium arvense J. R. Keck 1971-9-3 s.n. Trinity Along Corral Creek by bridge of USFS Rd. #33N60. 0 Comment
  HSC82294  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1979-6-15 4830 Trinity Mouth of Bear Creek 915 Comment
  UC2062582  Cirsium douglasii Belinda Lo 2017-7-22 345 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, northeast of Tangle Blue Trailhead. Comment
  CAS-BOT-BC279900  Cirsium douglasii var. breweri P. A. Munz 1951-7-17 16614 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1432 Comment
  CAS-BOT-BC279901  Cirsium douglasii var. breweri H. M. Pollard 1953-8-21 s.n. Trinity Grounds of Trinity Alps Resort 762 Comment
  JEPS94017  Cirsium douglasii var. breweri Vernon H. Oswald and Lowell Ahart 1998-7-28 9373 Trinity Hwy. 36 6.4 mi. w. of Wildwood Rd., 5.7 mi. e. of Hwy. 3 Trinity Co. 1219 Comment
  UCD158796  Cirsium douglasii var. breweri G. Ledyard Stebbins 1972-8-19 s.n. Trinity Southwest of Wildwood, along State Highway 36 at head of Muldoon Gulch. (Exact location unknown. Coordinates estimated by label maker. Notation on newspaper only gave the following 'East of Dubakella' but this notation matches other newspaper notations for specimens with more complete location information. Copied location from DAV207839) 1249 Comment
  UCD130611  Cirsium douglasii var. douglasii Joseph M. DiTomaso 1976-7-6 555 Trinity Trinity Alps, Parker Meadows on Swift Creek Trail. Comment
  SEINET9317683  Cirsium occidentale Unknown 1997-8-19 14084 Trinity Trinity Comment
  CDA15032  Cirsium occidentale var. candidissimum B. Villegas 1998-8-4 s.n. Trinity North Coast Ranges; Hwy. 299 near Big Bar, betw. mileposts 35.0 and 35.5. 0 Comment
  RSA0070874  Cirsium remotifolium P. A. Munz 1952-6-29 17822 Trinity 0.5 miles south of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 960 Comment
  UCD130678  Cirsium remotifolium var. odontolepis Joseph M. DiTomaso 1975-7-29 204 Trinity 3/4 mile below Big Bear Lake. 1645 Comment
  RSA609407  Cirsium vulgare L. C. Wheeler 1958-8-6 7366 Trinity Hayden Roughs, Blujay Mine. Comment
  CAS-BOT-BC229004  Cistanthe umbellata Annie M. Alexander; Louise Kellogg 1949-7-5 5776 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC162617  Clarkia Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  UC906734  Clarkia amoena Harold E. Parks and Joseph P. Tracy 1942-7-2 11581 Trinity Trinity Highway South Fork Mt. 1066 Comment
  UC1422876  Clarkia borealis Mosquin 1959-7-4 3341 Trinity 3.8 mi s Five Pines Mine Comment
  HSC22907  Clarkia concinna subsp. concinna B. D. Rogers, William J. Ferlatte 1966-6-1 2055 Trinity Near Dedrick 762 Comment
  RSA85398  Clarkia concinna subsp. concinna E. K. Balls, Lee W. Lenz 1956-6-12 21658 Trinity 1.1 mi. nw. of Burnt Ranch along U.S. Hwy 299, Weaverville to Willow Creek. 427 Comment
  HSC68656  Clarkia gracilis Thomas W. Nelson, Jane P. Nelson 1980-6-18 5562 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  CHSC32904  Clarkia gracilis subsp. gracilis James P. Smith 1973-5-6 6577 Trinity In Blanchert Flats near Douglas City. Comment
  UC184911  Clarkia gracilis subsp. gracilis Harry S. Yates 1914-5-19 315 Trinity ne Weaverville Comment
  CAS-BOT-BC163187  Clarkia lassenensis Thomas W. Nelson; Jane P. Nelson 1980-6-17 5510 Trinity Along Salt Creek road between Salt Creek Campground & junction of road 30N24 914 Comment
  HSC82052  Clarkia lassenensis Thomas W. Nelson, Jane P. Nelson 1980-6-17 5483 Trinity Along Old Hwy. 3, 1 mi. from jct. with Hwy. 3, opposite entrance to Philpot Campground 762 Comment
  RSA108401  Clarkia lassenensis Harlan Lewis, M. Lewis 1947-6-12 405 Trinity U. S. Highway 299, 0.5 mile west of Trinity River Bridge (5-18) Comment
  UC1196973  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1941-6-29 16960 B Trinity Hettenshaw Valley 944 Comment
  RSA20952  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1937-6-20 8925 Trinity North Coast Range, along Mad River, 5.8 mi above Eureka - Red Bluff Road on road to Ruth. 457 Comment
  RSA20954  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1937-6-20 8927 Trinity North Coast Range, along Mad River, 5.8 mi above Eureka - Red Bluff Road on road to Ruth. 457 Comment
  UC1537617  Clarkia rhomboidea Gordon H. True Jr. 1937-7-4 777 Trinity near Lagrange Mine; Trinity River 762 Comment
  CAS-BOT-BC164989  Clarkia rhomboidea Eugene Carter 1971-7-2 261 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). Along the North Fork Trail, 1/4 mi. north of Hobo Gulch 914 Comment
  HSC67389  Claytonia exigua subsp. exigua Thomas W. Nelson 1980-5-30 5366 Trinity Along FS Rd. 4N09, 1.6 mi. from jct. with Rd. 60 1128 Comment
  HSC17715  Claytonia parviflora subsp. parviflora John L. Heywood, D. H. Norris 1968-3-30 1768 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  HSC54430  Claytonia parviflora subsp. parviflora Walter Overton 1979-7-18 8733 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  HSC42360  Claytonia perfoliata subsp. intermontana Sue Sweet 1977-5-7 31 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC40787  Claytonia perfoliata subsp. perfoliata Thomas W. Nelson, James Nelson 1976-6-22 2793 Trinity Below Senteney Rock 1494 Comment
  HSC28367  Claytonia rubra subsp. rubra J. P. Smith 1973-4-21 6164 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC31988  Claytonia rubra subsp. rubra D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5527 Trinity Black Lassic 1738 Comment
  HSC34168  Claytonia rubra subsp. rubra J. P. Smith, J. O. Sawyer 1973-7-4 7053 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC72289  Claytonia rubra subsp. rubra J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9583 Trinity Hwy. 36, 1 mi. from Hayfork Creek 1067 Comment
  HSC72916  Claytonia rubra subsp. rubra Gail Newton 1980-7-1 753 Trinity Near Hayden Roughs. 1250 Comment
  CAS-BOT-BC443839  Claytonia rubra subsp. rubra Mrs. H. C. Cantelow 1939-6-8 s.n. Trinity South Fork Mt., Blake Lookout Road, about 6 1/2 mi. from Junction Alton. Redbluff Highway Comment
  UC1553550  Claytonia rubra subsp. rubra E. Dean 1988-6-7 15 Trinity ca 7 mi s Highway 36 at junction of roads 29N39 and 29N36 (n of Brushy Mtn, border of Shasta and Trinity Counties) 1200 Comment
  HSC32871  Claytonia saxosa Thomas W. Nelson, James Nelson 1973-5-28 929 Trinity Black Lassic Area 1799 Comment
  UC162601  Claytonia sibirica Mrs. M. H. Manning Aug 1899 Trinity Trinity Summit Comment
  HSC69785  Clematis lasiantha R. Kalal 1979-5-12 38 Trinity Gray's Falls 244 Comment
  HSC91347  Clematis lasiantha Michalski, Hopson, Raum 1987-4-25 81 Trinity Hwy. 299 mile marker 33.0, 19 mi. W of Weaverville 400 Comment
  UC275276  Clematis lasiantha Joseph P. Tracy 1924-4-27 6660 Trinity bluffs at mouth of New River; Northern Coast Ranges 426 Comment
  CAS-BOT-BC92771  Clematis ligusticifolia Eugene Carter 1973-8-9 674 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles west of Weaverville). 1066 Comment
  CAS-BOT-BC92775  Clematis ligusticifolia L. B. Kildale 1930-9-14 10383 Trinity Trinity River at Big French Creek. Comment
  CHSC99990  Clematis ligusticifolia L. P. Janeway 2008-7-26 9513 Trinity Klamath Ranges. Trinity Mountains; at confluence of Ramshorn Creek and South Fork Ramshorn Creek, 2.1 km east-southeast of their confluence at Trinity River. 922 Comment
  RSA49928  Clematis ligusticifolia E. K. Balls 1949-7-6 13853 Trinity Trinity River valley, by trail to Scorpion Creek from Minersville to Scott Mt. 732 Comment
  JEPS6294  Collinsia grandiflora Mrs. M. H. Manning 1901-4-7 90 Trinity Trinity Summit Comment
  JEPS6297  Collinsia grandiflora W. L. Jepson 1934-5-5 16639 Trinity Wildwood upper Hay Fork Comment
  CHSC48979  Collinsia greenei Vernon Oswald 1986-6-9 2103 Trinity Hwy 36 between Hayfork Creek and Hwy 3, 34.4 mi e of the Humbolt-Trinity Co. line. 1264 Comment
  HSC34434  Collinsia greenei J. P. Smith, J. O. Sawyer 1973-7-4 7014 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC68700  Collinsia greenei Thomas W. Nelson, D. Gordon 1980-6-10 5572 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  HSC68901  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-20 5679 Trinity Shasta-Trinity National Forest, along 4-wheel drive road out Blue Point Ridge, 1 mi. W of junction with FS Rd. 29N55 1555 Comment
  HSC35107  Collinsia greenei A. Montalvo 1975-5-17 246 Trinity Humboldt Meridian; on trail to Denny at the confluence of New River and Trinity River 310 Comment
  HSC28848  Collinsia parviflora J. P. Smith 1973-4-21 6324 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC34671  Collinsia parviflora John S. Palmer 1975-5-17 351 Trinity N of confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC68896  Collinsia parviflora Thomas W. Nelson, Jane P. Nelson 1980-6-20 5674 Trinity Shasta-Trinity National Forest, along 4-wheel drive road out Blue Point Ridge, 1 mi. W of junction with FS Rd. 29N55 1555 Comment
  HSC27145  Collinsia parviflora J. P. Smith, J. O. Sawyer 1972-4-30 5233 Trinity 5 mi. from junction with Hwy. 299 along Hennessy Rd. Comment
  HSC71222  Collinsia parviflora Thomas W. Nelson, Jane P. Nelson 1979-5-19 4685 Trinity Along Hwy. 3, about 1/2 mi. S of Hayfork 701 Comment
  CHSC1734  Collinsia rattanii H. Goodyear 1952-7-15 Trinity Comment
  HSC72447  Collinsia rattanii J. P. Smith 1973-5-6 6586 Trinity Blanchert Flats near Douglas City Comment
  HSC91181  Collinsia rattanii Jennifer Whipple 1976-6-16 994 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  CDA41376  Collinsia rattanii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2688 Trinity At junction of Rattlesnake and Plummer Lookout Roads, 1.6 km west-southwest of Peanut (Highway 3) at Salt Creek bridge; Philpot Creek drainage. Comment
  SEINET13406745  Collinsia torreyi var. latifolia H. M. Hall 1909-1 8569 Trinity Salmon Mountains, Dorleska. 2000 Comment
  JEPS26340  Collinsia torreyi var. wrightii Harold E. Parks and Joseph P. Tracy 1942-7-2 11594 Trinity South Fork Mt.; gravelly flat known as the Racetrack 1645 Comment
  UC902230  Collinsia torreyi var. wrightii Joseph P. Tracy 1947-6-26 17729 Trinity South Fork Mountain, flat know as the Race Track South Fork Mountain 1676 Comment
  HSC91255  Collinsia torreyi var. wrightii Jennifer Whipple 1976-6-22 1085 Trinity W and SW facing slopes above Deadfall Creek 2195 Comment
  RSA66450  Collinsia torreyi var. wrightii Philip A. Munz 1951-7-21 16791 Trinity Slightly lower peak just south of North Yolla Bolly Pk. 2332 Comment
  HSC55389  Collomia grandiflora G. L. Clifton, Butler 1979-7-17 7489 Trinity Near Jones Ridge, close to the town of Mad River 1388 Comment
  HSC56839  Collomia grandiflora Walter Overton 1979-7-18 8715 Trinity Near Horse Ridge, close to the town of Mad River 1036 Comment
  UC215515  Collomia grandiflora L. R. Abrams 1916-7-22 6187 Trinity summit between Mad River and Trinity River (on Red Bluff-Eureka Road) Comment
  HSC47015  Collomia heterophylla Sheila Logan 1978-5-13 119 Trinity Philpot Campground, 1 mi. from Hwy. 3 on Trinity Pines Rd. 762 Comment
  HSC63819  Collomia heterophylla M. A. Baker 1979-7-3 994 Trinity Base of Hetten Rock Comment
  RSA48616  Collomia heterophylla P. A. Munz 1949-5-15 13231 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  SEINET6969885  Collomia linearis Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork. Comment
  HSC92782  Collomia tinctoria Jennifer Whipple 1976-6-16 996 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  HSC71560  Collomia tracyi M. A. Baker 1980-7-2 2666 Trinity Near Horsehead Mtn. 1737 Comment
  RSA98648  Collomia tracyi H. M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort. 762 Comment
  CAS-BOT-BC180426  Comandra umbellata subsp. californica G. R. Kleeberger 1880-5-29 s.n. Trinity near Weaverville Comment
  UCR80257  Comandra umbellata subsp. californica Anonymous 1977-5-21 s.n. Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC179606  Comandra umbellata subsp. pallida John Thomas Howell 1955-7-16 30662 Trinity Trinity River Canyon E of Junction City Comment
  UC14980  Corallorhiza maculata Mrs. M. H. Manning 1901-7-1 15 Trinity Trinity Trail 1219 Comment
  HSC54333  Corallorhiza mertensiana G. L. Clifton 1979-7-16 7813 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  RSA49849  Corallorhiza mertensiana E. K. Balls 1949-7-1 13750 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
  UCD138906  Corallorhiza mertensiana Joseph M. DiTomaso 1975-7-23 192 Trinity Trinity Alps, just above cabin flat on the Sugar Pine Lake Trail. 1889 Comment
  JEPS66531  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1971-8-28 2786 Trinity just se Lewiston 731 Comment
  HSC104285  Cordylanthus tenuis subsp. viscidus Samantha E. Andres 2016-8-14 14 Trinity Trinity Alps Wilderness; parking lot at the Stoney Ridge Trailhead 1707 Comment
  RSA537686  Cordylanthus tenuis subsp. viscidus L. R. Heckard, R. C. Bacigalupi, B. Doren 1971-9-10 2800 Trinity 2.7 miles east of Hayfork post office. 732 Comment
  UCD131017  Coreopsis lanceolata John Sawyer 1979-5-27 3368 Trinity along State Route 299, 3.9 miles east of bridge across North Fork of Trinity River near Helena. 609 Comment
  CAS-BOT-BC212297  Cornus glabrata Joseph P. Tracy 1939-9-4 16480 Trinity Van Duzen River, 3 miles above Low Gap 792 Comment
  CAS-BOT-BC212080  Cornus nuttallii L. B. Kildale 1930-9-14 10372 Trinity Trinity River at Big French Creek Comment
  HSC59559  Cornus nuttallii Rick Lundquist 1979-5-13 81 Trinity Along SR 3, 1 mi. E of Hyampom. 579 Comment
  HSC59723  Cornus nuttallii Clark L. Miller 1979-4-21 597 Trinity Along path leaving Grays Falls Campground to Trinity River E Habitat. Comment
  HSC69773  Cornus nuttallii R. Kalal 1979-5-12 56 Trinity Hwy. 3 between Hayfork and Douglas City. Comment
  RSA211334  Cornus nuttallii William J. Ferlatte 1967-8-7 840 Trinity Canyon Creek Lakes 1646 Comment
  CAS-BOT-BC212081  Cornus nuttallii L. B. Kildale 1931-8-30 s.n. Trinity New River Road 7 mi. east of Irving Junction Comment
  CAS-BOT-BC210446  Cornus sericea L. B. Kildale 1930-7-20 10411 Trinity Van Duzen River near Cobbs Comment
  HSC78254  Cornus sericea subsp. sericea John S. Palmer 1976-7-2 440 Trinity Along Log Lake Creek. 1707 Comment
  CAS-BOT-BC210577  Cornus sessilis Lewis S. Rose 1955-6-14 55090 Trinity 2 mi. w. of Buckhorn Mt. summit 792 Comment
  RSA107851  Cornus sessilis L. S. Rose 1955-6-14 55090 Trinity 2 mi. w. of Buckhorn Mt. summit. 762 Comment
  CAS-BOT-BC210573  Cornus sessilis Paul F. Covel 1937-7-15 898 Trinity Hgwy west Willow Crk Comment
  UC1135194  Corylus californica N. French 1932-9-5 9 Trinity Canyon Creek 914 Comment
  CAS-BOT-BC180208  Corylus cornuta subsp. californica Peter H. Raven; R. Snow 1958-7-19 13608 Trinity Hobo Gulch Public Camp, 14.3 miles N of Helena Comment
  HSC56668  Corylus cornuta subsp. californica Walter Overton 1979-7-17 8180 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC56731  Corylus cornuta subsp. californica Gilbert Muth 1979-7-18 8364 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC65129  Corylus cornuta subsp. californica J. P. Smith, J. O. Sawyer 1973-4-15 6107 Trinity Bridge Camp along Stewart Fork 945 Comment
  HSC66121  Corylus cornuta subsp. californica J. P. Smith 1975-5-17 8133 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  CDA11956  Corylus cornuta var. californica G. F. Hrusa 1989-4-1 5904 Trinity Trinity Mountains; approx. 5 m W of Wildwood. Comment
  HSC101701  Crataegus gaylussacia J. P. Smith, J. O. Sawyer 2011-6-24 13241 Trinity Along Lewiston Road at its junction with Lachler Lane in Lewiston. 598 Comment
  RSA21608  Crataegus suksdorfii Carl B. Wolf 1937-8-11 9152 Trinity N Coast range, upper Mad River, 0.2 mile below Mad River Store. 610 Comment
  RSA363  Crataegus suksdorfii E. R. Johnson 1928-8-27 441 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  CAS-BOT-BC376529  Crepis monticola John Thomas Howell 1937-7-30 13689 Trinity Summit of Scott Mts. n. of Carrville Comment
  CAS-BOT-BC290740  Crepis occidentalis subsp. conjuncta Joseph P. Tracy 1935-8-3 14453 Trinity Mary Blaine Mt. 1950 Comment
  HSC26243  Crepis occidentalis subsp. pumila J. P. Smith, J. O. Sawyer 1972-5-27 5300 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  CAS-BOT-BC376570  Crepis occidentalis subsp. pumila A. G. Vestal 1937-6-24 s.n. Trinity Post Creek, 9 mi. W. of Peanut Comment
  CAS-BOT-BC58387  Crepis pleurocarpa R. C. Wenk 2008-7-26 975 Trinity Scott Mountain summit along Highway 3. 1633 Comment
  HSC32241  Crepis pleurocarpa J. O. Sawyer 1971-8-27 2465 Trinity Slopes above Landers Lake 2302 Comment
  UC164830  Crepis pleurocarpa Joseph P. Tracy July, 1908 2794 Trinity Low Gap Northern Coast Ranges (ridge between Van Duzen and Mad Rivers) 914 Comment
  CAS-BOT-BC290896  Crepis pleurocarpa E. K. Balls 1949-7-7 13873 Trinity 5.3 miles north of Eagle Creek on road to Scott Mt. 822 Comment
  CHSC114604  Crepis pleurocarpa B. Williams 1979-6-20 245 Trinity Shasta-Trinity NF/Weaverville RD. Ca. 1.7 mi sw of Trinity Center off of logging rd to Preacher Meadow. 1036 Comment
  HSC40806  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1976-7-1 2966 Trinity Along 5E27 just N of its junctions with 1S07 1555 Comment
  HSC68779  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-19 5636 Trinity Along Old Hwy. 36 (Post Creek Rd.) at bridge over Glade Creek 884 Comment
  HSC22831  Crocidium multicaule R. Spellenberg 1963-3-3 1 Trinity Burnt Ranch; Spellenberg Ranch 3 mi. E of Burnt Ranch 1 mi. W of Hwy. 299 Comment
  HSC85884  Crocidium multicaule R. Earing, C. Cavanaugh, C. Collins 1987-3-7 7 Trinity Ca. 8 mi. S of Salyer on County Rte. 447, U.S.F.S. Rte. 5N03, trail 6E23 Comment
  CHSC63898  Cryptantha affinis Joseph A. Isaac 1989-6-15 89 -54 Trinity 4 mi N of Coffee Creek, Shasta National Forest, at Eagle Creek Campground. Comment
  HSC57258  Cryptantha affinis Walter Overton 1979-7-17 8114 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC67247  Cryptantha affinis Thomas W. Nelson 1980-5-30 5350 Trinity Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299 1067 Comment
  HSC39644  Cryptantha affinis Thomas W. Nelson, James Nelson 1976-6-22 2751 Trinity Above Senteney Rock near junction of 5E27 and 6E42 1524 Comment
  JEPS67603  Cryptantha flaccida Joseph P. Tracy 1932-6-17 10195 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  UC525592  Cryptantha flaccida Joseph P. Tracy 1923-6-30 6464 Trinity Hay Fork Valley Northern Coast Ranges 792 Comment
  JEPS121724  Cryptantha hispidula Julie Kierstead Nelson with Lusetta Nelson, Richard Tate, Jordan Rainbow, Jaclyn Inkster 2014-6-10 2011 -052 Trinity 3 miles southeast of Pine Root Saddle on Rd. 28N10, ca. 7 miles south of Hwy. 36W; shiny blue serpentine outcrop. Comment
  UC615538  Cryptantha intermedia Beryl O. Schreiber 1934-6-6 1151 Trinity 10 mi w Big Bar Comment
  CHSC31486  Cryptantha milobakeri S. Horner 1979-4-26 489 Trinity Banks of the New River, ca. 1/4 mi from its jct with Trinity River. 213 Comment
  HSC24360  Cryptantha rostellata D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5267 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  UC1222269  Cryptantha torreyana Joseph P. Tracy 1941-6-29 16925 Trinity opposite Mad River Rock (halfway between Kuntz and Hettenshaw, Van Duzen River road) 975 Comment
  UC525599  Cryptantha torreyana Joseph P. Tracy 1932-6-17 10206 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  POM225506  Cryptantha torreyana P. A. Munz 1936-8-11 14363 Trinity Little Trinity River, Forest Glenn 701 Comment
  JEPS120204  Cryptantha torreyana subvar. torreyana Julie Kierstead Nelson with Talitha Derksen 2012-6-4 2012 -048 Trinity Butter Creek watershed, Rd. 3N08F (decommissioned); 10 mi. W of Hayfork, S side of Butter Creek. Comment
  HSC24190  Cryptogramma acrostichoides D. E. Anderson 1971-7-28 5463 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  UC667957  Cryptogramma acrostichoides Joseph P. Tracy 1935-8-7 14589 Trinity head of White's Creek; Devil's Canyon Mts 2072 Comment
  UCD137484  Cryptogramma acrostichoides William J. Ferlatte; Alice Q. Howard 1970-8-9 1291 Trinity Trinity Alps, Boulder Cr. Lakes. 1889 Comment
  SEINET10529943  Cryptogramma crispa subsp. acrostichoides Mary Susan Taylor 1980-7-15 Taylor 3136 Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  RSA41916  Cuscuta indecora H. C. Cantelow 1936-8-22 1584 Trinity Along Trinity River, about 5 mi. S of Trinity Center. Comment
  RSA20771  Cuscuta occidentalis C. B. Wolf 1937-8-12 9191 Trinity North Coast Range, South Fork mt. 1 mi. so of Cold Spring lookout. 1585 Comment
  UCD126356  Cuscuta occidentalis Joseph M. DiTomaso 1975-8-13 257 Trinity Trinity Alps, Deer Creek Trail. 1981 Comment
  HSC72595  Cynoglossum grande Gail Newton 1980-7-1 756 Trinity Near Hayden Roughs. 1250 Comment
  UCR40058  Cynoglossum grande Jones, Wallis, Billstrom 1985-4-19 4 Trinity Shasta-Trinity National Forest, Steelbridge Campground, 5 mi. north of Hwy 299 537 Comment
  UCR45399  Cynoglossum grande R. James, M. Goering, S. Matthews 1985-4-20 3 Trinity Shasta-Trinity National Forest, Steelbridge Campground, 5 mi. north of Hwy 299 610 Comment
  SEINET10497514  Cynoglossum grande Botany 1985-4-19 BOTANY s.n. Trinity T33n,r9w,sec.24, h.m.; Steelbridge campground, 2 miles n of hwy 299 on Steelbridge rd. Found on semi-shaded hillside with quercus kelloggii and q. Garrayana 536 Comment
  UC130605  Cynoglossum occidentale H. M. Hall 8632 Trinity Coffee Creek Salmon Mts., Coffee Creek 1371 Comment
  CAS-BOT-BC190399  Cynosurus echinatus Peter H. Raven; R. Snow 1958-7-19 13613 Trinity Hobo Gulch Public Camp, 14.3 miles north of Helena. Comment
  HSC58517  Cynosurus echinatus G. L. Clifton, Gilbert Muth 1979-7-18 8774 Trinity Near Mad River campground, close to the town of Mad River 762 Comment
  HSC90403  Cynosurus echinatus Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-14 9 Trinity 15 mi. SE of Willow Creek, Gray Falls Campground 244 Comment
  UC1488742  Cypripedium fasciculatum Marc Baker 1980-5-23 1401 Trinity near Tierney Canyon; Blocksburg Quad. 227 Comment
  HSC365  Cystopteris fragilis William J. Ferlatte 1967-8-11 899 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  HSC78257  Cystopteris fragilis John S. Palmer 1976-7-2 437 Trinity Along Log Lake Creek 1585 Comment
  UC399287  Cystopteris fragilis H. M. Hall 1909-7-22 8624 Trinity head of Union Lake Valley; Salmon Mts. 1981 Comment
  HSC58447  Dactylis glomerata G. L. Clifton 1979-7-17 7951 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  JEPS127631  Danthonia californica B. Castro with L. P. Janeway 2016-8-1 2150 Trinity Tamarack Lake, Trinity Mountains. Comment
  UC552801  Danthonia californica Joseph P. Tracy 1935-8-8 14698 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1889 Comment
  JEPS95105  Danthonia californica var. californica Vernon Oswald and Lowell Ahart 1997-7-17 8749 Trinity 7.0 mi s of Highway 36 (Forest Route 29 in Trinity National Forest, 1.4 mi s of its junction with 29N58 to Forest Glen); Trinity National Forest 1286 Comment
  CAS-BOT-BC94454  Danthonia unispicata R. C. Wenk 2005-7-18 308 Trinity Scott Mountains, border between Trinity and Siskiyou Counties, along Highway 3, Scott Mountain Campground 1650 Comment
  RSA49940  Darlingtonia californica E. K. Balls 1949-7-7 13886 Trinity Scott Mountain Camp Meadow, Scott Mountain. 1616 Comment
  SBBG116549  Darlingtonia californica D. Wilken with E. Painter 2003-7-17 16163 Trinity immediately S of Scott Mtn Cmpgrd near Scott Mtn Summit 1650 Comment
  HSC46883  Darlingtonia californica William J. Ferlatte 1976-7-10 1822 Trinity Swift Creek Trail, 0.5 mi. below Granite Lake Trail, bog on N side of trail. 1220 Comment
  UCD107700  Datisca glomerata Dean Wm. Taylor; Kathleen A. Teare 1979-9-13 7697 Trinity Smoky Creek headwaters (ca. 8 miles SE of Forest Glen). 1158 Comment
  HSC60148  Datisca glomerata D. L. Goforth 1979-7-5 199 Trinity Deadwood Creek Rd. 2.5 mi. E NE of Lewiston. Comment
  RSA20742  Delphinium decorum subsp. tracyi Carl B. Wolf 1937-6-20 8947 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  CAS-BOT-BC8987  Delphinium depauperatum T. W. Nelson; J. P. Nelson 1980-7-17 6107 Trinity China Mountain Quad. along Forest Service Road 17 at summit at county line 2072 Comment
  HSC90042  Delphinium depauperatum Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-28 65 Trinity Steelbridge Campground, end of Steelbridge Rd., 3.5 miles N of Hwy. 299 518 Comment
  HSC39442  Delphinium glaucum J. O. Sawyer 1971-8-14 2446 Trinity Head of Granite Lake 1951 Comment
  CHSC97991  Delphinium nudicaule Diana Waller 2002-4-13 53 Trinity Near Willow Creek, seven miles south on South Fork Road. Near parking area. 457 Comment
  HSC74760  Delphinium nudicaule Gail Newton 1980-7-12 1343 Trinity Near Red Lassic 1798 Comment
  CAS-BOT-BC8018  Delphinium nudicaule Eugene Carter 1971-6-3 198 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 1005 Comment
  CAS-BOT-BC116200  Delphinium nuttallianum Lester Rowntree 1936-7-12 s.n. Trinity Granite Creek, Trinity Mountains Comment
  HSC41679  Delphinium nuttallianum Jennifer Whipple 1976-6-22 1069 Trinity Mount Eddy, near Lower Deadfall Lake 2165 Comment
  HSC41695  Delphinium nuttallianum J. P. Smith 1973-4-21 6227 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  RSA249373  Delphinium nuttallianum D. E. Anderson 1972-6-14 5650 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  CAS-BOT-BC116201  Delphinium nuttallianum Anna Junkens 1915-4-22 s.n. Trinity near Weaverville Comment
  HSC48953  Delphinium nuttallianum M. A. Baker 1979-5-14 724 Trinity W side of E Fork of Trinity River, W side of rd. 34N07Y Comment
  RSA299445  Delphinium nuttallianum J. P. Smith 1973-5-6 6605 Trinity Blanchert Flats near Douglas City. Comment
  HSC92284  Deschampsia cespitosa Jennifer Whipple 1976-8-4 1608 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining upper Deadfall Lakes. 2317 Comment
  JEPS121627  Deschampsia cespitosa subsp. cespitosa Jennifer Buck, Danielle Roach 2009-8-26 Trinity Headwaters West Branch Crow Creek, 1 mile south of Mumbo Basin, The Eddys. Sloping fen on gabbro, SW aspect. Mumbo Basin quadrangle. WBCC01A Comment
  RSA259544  Deschampsia cespitosa subsp. cespitosa J. P. Smith, J. O. Sawyer 1973-7-27 7186 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC35914  Deschampsia danthonioides Thomas W. Nelson, Jane P. Nelson 1975-6-21 1929 Trinity Brown's Canyon Campground. Comment
  SEINET253638 Image available Deschampsia danthonioides Barbara Wilson, Richard Brainerd 2003-6-20 10948 Trinity On Shasta-Trinity National forest Road 29, 0.3 mile south of intersection with Road 29N58, 5.8 mile south of State Highway 36, approximately 1/3 mile northwest of Swim Meadow; 1326 Comment
  CAS-BOT-BC201979  Deschampsia elongata Joseph P. Tracy 1935-8-7 14614 Trinity Devil's Canyon Mts. at head of White's Creek 2072 Comment
  CHSC65236  Deschampsia elongata V. Parker; J. Nelson 1994-6-14 738 Trinity Shasta-Trinity National Forests. Yolla Bolla Ranger District. On banks of Hell-to-Find Lake. 1470 Comment
  HSC40334  Deschampsia elongata Thomas W. Nelson, Jane P. Nelson 1976-6-22 2803 Trinity Above Senteney Rock 1524 Comment
  HSC72560  Deschampsia elongata Gail Newton 1980-7-1 769 Trinity Near Hayden Roughs. 1250 Comment
  RSA67505  Deschampsia elongata P. A. Munz 1951-7-20 16725 Trinity North Yolla Bolly Mts.; pond near Black Rock Lake 1982 Comment
  HSC827  Dicentra formosa William J. Ferlatte 1967-8-7 826 Trinity Canyon Creek, ridge between 'L' Lake and Stuart Fork 1982 Comment
  CHSC9758  Dicentra formosa subsp. formosa R. Jaegal 1969-5-2 312 Trinity 30 yds n of Hwy 299 at the turnout one turn e of the large metal state highway gargae and ca. 1/2 mi e of the Buckhorn Maintenance Station and 10 mi e of Douglas City. 762 Comment
  HSC34560  Dichelostemma capitatum subsp. capitatum Lon Hall 1975-5-16 341 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC37175  Dichelostemma capitatum subsp. capitatum J. D. Ackerman 1974-4-28 204 Trinity Grays Falls above Trinity River Gorge, S side, 0.4 mi. from confluence with New River Comment
  CAS-BOT-BC502563  Dichelostemma congestum Eugene Carter 1972-8-13 510 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi NW of Weaverville); 1/4 mi NW of Russell Cabin 1219 Comment
  HSC81797  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-18 5561 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  CAS-BOT-BC502708  Dichelostemma multiflorum Eugene Carter 1971-6-16 232 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville, 1-1/4 mi. up White's Cr. trail 975 Comment
  RSA49842  Dichelostemma multiflorum E. K. Balls 1949-7-1 13757 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
  RSA78045  Dichelostemma multiflorum Philip A. Munz 1952-6-29 17808 Trinity 0.25 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  CAS-BOT-BC153501  Diplacus layneae Lester Rowntree 1936-7-16 s.n. Trinity Above Granite Creek, Trinity Mts. Comment
  OBI9452  Diplacus layneae Rimo Bacigalupi, G. Thomas Robbins 1954-6-27 4650 Trinity 0.6 mi S of Trinity Alps Resort, in canon of the Stuart Fork of the Trinity River 823 Comment
  RSA60628  Disporum hookeri var. hookeri I. L. Wiggins 1950-5-29 12406 Trinity Near Coffee Creek Ranch, on banks of Coffee Creek. 732 Comment
  JEPS95575  Distichlis spicata Vernon H. Oswald and L. Ahart 1994-6-14 6291 Trinity T38N R5W center Sec. 19, 4960 ft, Yellow Pine Forest. Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city) 1511 Comment
  CDA36044  Dodecatheon J. R. Keck Jr. 1979-5-11 Trinity Two miles north of Buckhorn Summit, on Highway 299 between Redding and Weaverville. 0 Comment
  JEPS123109  Dodecatheon alpinum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 094 Trinity Scorpion Lake Comment
  UCD118792  Dodecatheon alpinum subsp. majus Joseph M. DiTomaso 1975-6-25 55 Trinity Bear Basin Trail 1/2 mile above bridge over Swift Creek. 1615 Comment
  UC1024346  Dodecatheon hendersonii Lee Bonar, Lincoln Constance, R. W. Holm and C. E. Wood Jr. 1949-5-21 Trinity 10 mi s Callahan (Scott Mountain Campground, Siskiyou-Trinity County); Scott Mountain Campground, s of Callahan 1524 Comment
  RSA168330  Dodecatheon hendersonii Joseph P. Tracy 1950-4-20 18631 Trinity Along river, about 3 mi. south of Kuntz; under oaks. 4 mi. southeast of Low Gap. 793 Comment
  HSC382  Dodecatheon jeffreyi William J. Ferlatte 1967-8-11 903 Trinity Below the ice fields on the N side of Thompson Peak. 2378 Comment
  UC562748  Dodecatheon jeffreyi Joseph P. Tracy 1935-8-7 14602 Trinity at head of White's Creek , at head of White's Creek (Devil's Canyon Mts.) 2072 Comment
  UC1243947  Downingia elegans Joseph P. Tracy 1942-7-3 17402 Trinity Hettenshaw Valley 944 Comment
  HSC64949  Draba howellii D. L. Goforth 1979-6-15 173 Trinity Trinity Alps Wilderness Area, ridge N of Landers Lake 2165 Comment
  HSC6739  Draba howellii R. Spellenberg 1963-7-7 188 Trinity Trail to E Weaver Lake, near Weaverville, Weaver Bally 1982 Comment
  RSA78392  Draperia systyla P. A. Munz 1952-6-29 17833 Trinity 0.5 mi S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena 945 Comment
  UC1584282  Draperia systyla J. Kierstead 1989-8-24 89 -80 Trinity Trinity National Forest Weaverville R. D. Papoose Creek drainage E of Trinity Lake 1097 Comment
  UC184645  Draperia systyla Harry S. Yates 1914-6-26 453 Trinity Slate Creek Comment
  HSC74022  Drymocallis glandulosa R. York 1980-5-24 716 Trinity Near Long Ridge. 1036 Comment
  CAS-BOT-BC159467  Drymocallis glandulosa var. glandulosa Carl B. Wolf 1937-6-20 8934 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth, North Coast Range 457 Comment
  UC574871  Drymocallis lactea var. austiniae John Thomas Howell 1937-7-29 13244 Trinity Big Flat Comment
  UC922540  Drymocallis lactea var. austiniae Annie M. Alexander and Louise Kellogg 1948-8-6 5416 Trinity Canyon Creek (tributary of Trinity River) Trinity Mountains 1676 Comment
  JEPS87090  Drymocallis lactea var. austiniae Teresa Sholars with Betty Steckmeyer 1988-6-24 912 Trinity Cow Chip Creek (Rd. 4N01), dead end road (in creek) Cow Chip Creek (Rd 4N01) dead end road 1371 Comment
  HSC27504  Dryopteris arguta J. P. Smith 1973-4-7 5945 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  UCD98753  Dysphania botrys Philip A. Munz 1952-6-29 17827 Trinity 0.5 mi. s. of Hobo Gulch Public amp, North Fork of Trinity River, north of Helena. 960 Comment
  UCD60855  Echinochloa crus-galli J. C. Borden 1961-9-5 Trinity Eagle Creek, Jim Lee Ranch. Comment
  HSC27386  Elatine ambigua J. P. Smith 1973-4-7 6006 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  HSC42768  Eleocharis acicularis William J. Ferlatte, Alice Q. Howard 1970-8-9 1282 Trinity Trinity Alps, Boulder Creek Lakes, at edge of lower lake 1753 Comment
  UC1103656  Eleocharis suksdorfiana Joseph P. Tracy 1935-7-24 14220 Trinity Trinity Summit, E of Ranger Station 1889 Comment
  CAS-BOT-BC227152  Elymus elymoides Joseph P. Tracy 1935-8-3 14463 Trinity Mary Blaine Mt. 1950 Comment
  CHSC82689  Elymus elymoides subsp. elymoides L. P. Janeway 2001-7-8 7294 Trinity Klamath Ranges. 1.0 km east-northeast of top of Red Mountain; along Road 29N73 2.6 km west of '30' road (Wild Mad Road). 1590 Comment
  HSC64213  Elymus glaucus J. O. Sawyer, Thomas W. Nelson 1978-6-9 3188 Trinity Trail to Red Mtn. 1220 Comment
Read comments
Feb 19 2013
  HSC72642  Elymus glaucus Gail Newton 1980-6-26 670 Trinity Near Underwood Creek. 451 Comment
  RSA244956  Elymus glaucus D. E. Anderson, Donald O. Santana, J. Lackey 1971-7-15 5264 Trinity along 1 [mile] SO 7, along Shanty Creek ca. 5 miles west of Ruth Dam. 1341 Comment
  HSC26699  Elymus glaucus William J. Ferlatte 1971-9-18 1375 Trinity Trinity Alps. N side of Caribou Mtn., Caribou Meadow. 1921 Comment
  CAS-BOT-BC203735  Elymus glaucus subsp. glaucus Joseph P. Tracy 1935-8-3 14519 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC203739  Elymus glaucus subsp. glaucus Eugene Carter 1973-6-7 566 Trinity Around Allbert's Cabin. East Fork - 3.8 miles north of SR 299, Helena. North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 487 Comment
  HSC71519  Elymus multisetus M. A. Baker 1980-7-2 2670 Trinity Near Horsehead Mtn. 1737 Comment
  HSC73591  Elymus multisetus Gail Newton 1980-7-10 1284 Trinity Near Senteney Rock 1463 Comment
  HSC72705  Elymus repens Gail Newton 1980-7-2 976 Trinity Near N Kelsey Peak 1463 Comment
  HSC40396  Elymus trachycaulus subsp. trachycaulus Thomas W. Nelson, Jane P. Nelson 1976-7-26 3025 Trinity Trinity/Humboldt Co. line, along FS Rd. 1S07 W of Black Lassic 1616 Comment
  HSC82509  Elymus trachycaulus subsp. trachycaulus Thomas W. Nelson, Jane P. Nelson 1979-6-14 4763 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  UC1553566  Elytrigia intermedia subsp. intermedia E. Dean 1988-6-27 81 Trinity old logging road 35N72Y-A just w Stoney Creek; Trinity Lake Area 780 Comment
  HSC16336  Epilobium brachycarpum M. T. Milligan 1964-9-13 269 Trinity Cedar Flat along Hwy. 299 457 Comment
  HSC56582  Epilobium brachycarpum G. L. Clifton 1979-7-16 7899 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC78345  Epilobium brachycarpum John S. Palmer 1974-9-14 255 Trinity Bear Lakes Area, along trail to Big Bear Lake 1524 Comment
  UC630627  Epilobium brachycarpum Joseph P. Tracy 1939-9-4 16490 Trinity 3 mi below Hettenshaw Valley; Van Duzen River 914 Comment
  UCD105603  Epilobium canum subsp. latifolium Dean Wm. Taylor; Kathleen A. Teare 1979-9-9 7673 Trinity Twin Sisters Mountain. 1655 Comment
  CAS-BOT-BC171817  Epilobium canum subsp. latifolium W. R. Dudley 1901-8-22 s.n. Trinity West slope of Foxtail Ridge, Salmon Mts. Comment
  HSC54057  Epilobium ciliatum subsp. ciliatum G. L. Clifton, Butler 1979-7-17 8082 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  UC583100  Epilobium ciliatum subsp. glandulosum P. A. Munz 1936-8-11 14346 Trinity Forest Glenn 701 Comment
  SEINET9066605 Image available Epilobium ciliatum subsp. glandulosum E. G. Voss 1969-1 13043 Trinity Just below Lake Eleanor, sec. 9, T36N, R8W, ca. 3.5 mi. W of Trinity Center 1524 Comment
  CDA11062  Epilobium densiflorum G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11452 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  HSC56606  Epilobium densiflorum G. L. Clifton 1979-7-17 7970 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  HSC23428  Epilobium hallianum D. E. Anderson 1971-7-28 5452 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC92729  Epilobium hallianum Jennifer Whipple 1976-7-6 1301 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC23573  Epilobium minutum J. O. Sawyer 1970-5-2 2587 Trinity Above New River 244 Comment
  HSC44150  Epilobium minutum M. A. Baker 1977-5-7 241 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC67422  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-5-25 5322 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of junction with Zenia-Van Duzen River Rd. 976 Comment
  HSC73825  Epilobium minutum Gail Newton 1980-7-10 1264 Trinity Near Senteney Rock 1463 Comment
  UC1728656  Epilobium minutum Richard Olmstead 1985-5-18 688 Trinity 12.7 mi. from junction Coffee Creek Rd. & Hwy 3 (along Coffee Creek); Coffee Creek Comment
  HSC59073  Epilobium minutum Thomas Wood 1979-4-27 131 Trinity 6 mi. E of Big Flat on Hwy. 299, above Trinity River 442 Comment
  HSC42105  Epilobium nivium Ron Kay 1977-10-21 67 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper] 1695 Comment
  SEINET10632314  Epilobium oreganum Thomas W. Nelson 1977-7-30 Nelson 3678 Trinity North side Mule ridge, T1S, R6E, Sec 32; wet places 1440 Comment
  RSA211357  Epilobium siskiyouense William J. Ferlatte 1967-8-18 1008 Trinity Landers Lake basin, between Landers and Union Creek. 2134 Comment
  HSC40411  Equisetum laevigatum Thomas W. Nelson, James Nelson 1976-7-28 3066 Trinity Along FS Rd. 2S08, E of Goat Mtn. 1555 Comment
  HSC91432  Eremogone congesta Jennifer Whipple 1977-8-3 2119 Trinity Deadfall Creek Drainage in the vicinity of the Deadfall Lakes 2287 Comment
  HSC91439  Eremogone congesta Jennifer Whipple 1978-10-6 2386 Trinity S facing slopes N of Deadfall Creek 2317 Comment
  SBBG16230  Eremogone congesta H. and M. Dearing 1939-6-26 3724 Trinity Horse Ridge Lookout, Trinity Mtns Comment
  CHSC31375  Eriastrum brandegeeae T. Spira 1979-6-27 322 Trinity Shasta-Trinity NF/Hayfork Rd. Hayfork airport on sw side 0.9 mi e of jct of Hwy 3 and Morgan Hill Rd and 75 ft n of latter rd and 210 ft s of airport runway. 707 Comment
  HSC45388  Eriastrum tracyi D. M. Gordon 1978-8-3 Trinity South side of Hwy. 3, about 300 yards E of intersection of Big Creek Rd. and Hwy. 3 728 Comment
  JEPS98796  Ericameria Sue Pappalardo 1996-10-3 910 Trinity 1 mi S of Hayfork Bally (between intersection of Forest Service roads 4N08, 32N29, and 4 WD trail to Hayfork Bally; Little Creek drainage); Shasta-Trinity National Forest, Hayfork Range District 1460 Comment
  HSC92637  Ericameria greenei Jennifer Whipple 1976-8-11 1663 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC1175148  Ericameria nauseosa var. oreophila P. C. Everett and E. K. Balls 1959-10-23 23930 Trinity 3.7 mi n from Eagle Creek F.S. Camp (along road to Callaban) 914 Comment
  HSC72265  Ericameria nauseosa var. speciosa Thomas W. Nelson, Jane P. Nelson 1980-8-21 6270 Trinity Along 4-wheel drive road out Blue Point Ridge, 0.4 miles from jct. with road 29N55 1585 Comment
  HSC92671  Ericameria nauseosa var. speciosa Jennifer Whipple 1977-9-9 2279 Trinity S facing slopes N of Deadfall Lake in the Deadfall Drainage 2195 Comment
  CAS-BOT-BC299493  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6275 Trinity Along Panther Camp Trail 200 yards north of junctoin with road 29N73 1645 Comment
  CHSC31373  Ericameria ophitidis T. Spira; R. Thode 1978-7-25 Trinity Shasta-Trinity NF. Muldoon's (Murdoon's) gulch and ridge above it on Hwy 36. 975 Comment
  POM359545  Ericameria ophitidis Thomas W. Nelson 1980-8-21 6275 Trinity Along Panther Camp Trail, 200 yards from jct. with road 29N73 1646 Comment
  UC1299248  Erigeron divergens Freed W. Hoffman 1948-7-6 2433 Trinity Coffee Creek North Coast Ranges, Coffee Creek Comment
  HSC299  Erigeron divergens William J. Ferlatte 1966-8-16 385 Trinity Big Flat wooded area with scattered openings 1524 Comment
  CAS-BOT-BC300380  Erigeron eatonii var. plantagineus Milo S. Baker 1926-8-8 241 b-'26 Trinity In Saddle bet. Red Mt. and Granite Peak 2194 Comment
  CAS-BOT-BC300381  Erigeron eatonii var. plantagineus H. M. Hall 1909-7-22 8615 Trinity Salmon Mountains. Union Lake Comment
  CAS-BOT-BC295406  Erigeron inornatus John Thomas Howell 1955-7-17 30716 Trinity Near Hayfork 731 Comment
  CAS-BOT-BC295412  Erigeron inornatus H. M. Hall 1909-7-1 8630 Trinity Salmon Mountains. Coffee Creek 1310 Comment
  CAS-BOT-BC295415  Erigeron inornatus L. R. Abrams 1916-7-22 6173 Trinity Summit between Mad & Trinity rivers - Eureka-Red Bluff Road Comment
  UC665542  Erigeron inornatus var. inornatus H. E. Parks, J. P. Tracy 1941-8-27 11524 Trinity Cold Springs area North Coast Ranges, South Fork Mountain 1645 Comment
  POM264620  Erigeron inornatus var. inornatus H. E. Parks, J. P. Tracy 1941-8-27 11524 Trinity Cold Springs area, South Fork Mountain 1646 Comment
  UC127715  Erigeron klamathensis Mrs. M. H. Manning 1900-1 Trinity Trinity Summit Comment
  JEPS109686  Erigeron lassenianus var. lassenianus Dean W. Taylor 2002-6-10 18134 B Trinity Gratten Flat. ca. 2 miles W of Trinity Center 792 Comment
  JEPS77499  Erigeron lassenianus var. lassenianus T. Spira and R. Thode 1978-8-10 Trinity near Sunrise Creek-Landers Lake junction (off Sunrise Creek trail, Trinity Alps); Shasta-Trinity National Forest, Trinity Alps 1828 Comment
  UC922278  Erigeron lassenianus var. lassenianus Annie M. Alexander and Louise Kellogg 1949-7-11 5785 Trinity Union Creek; South branch of Coffee Creek, nw of Trinity Center 1828 Comment
  JEPS77444  Erigeron lassenianus var. lassenianus William J. Ferlatte 1975-8-25 1737 Trinity 1.25 mi. n. Granite Peak (Upper Bowerman Meadows); Trinity Alps, Upper Bowerman Meadows 2010 Comment
  POM195359  Erigeron lassenianus var. lassenianus H. M. Hall 1909-07 8615 Trinity Union Lake. Comment
  UCR4906  Erigeron peregrinus subsp. callianthemus Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  SEINET10475132  Erigeron peregrinus var. angustifolius Mary Susan Taylor 1980-7-16 Taylor 3142 Trinity Shasta-Trinity Natl Forest, Bear Creek trail, E of Canyon Creek trail, ca. 12 mi N of Junction City on Hwy 299. 914 Comment
  SBBG38013  Erigeron petrophilus T. L. Secrest 1949-6-29 Trinity Forest Glen Comment
  CHSC322  Erigeron petrophilus var. viscidulus V. Holt 1942-8-1 Trinity Trinity Alps. 2286 Comment
  HSC42479  Erigeron petrophilus var. viscidulus Robert M. Specht 1977-6-30 1128 Trinity N-S running ridge with steep W slope 1631 Comment
  HSC767  Erigeron petrophilus var. viscidulus William J. Ferlatte 1967-8-16 940 Trinity E side of Packers Peak 1982 Comment
  HSC93852  Erigeron petrophilus var. viscidulus Jennifer Whipple 1976-8-19 1695 Trinity Deadfall Drainage near Upper Deadfall Lakes 2378 Comment
  JEPS105034  Erigeron petrophilus var. viscidulus Dean W. Taylor 1996-7-7 15825 Trinity Scott Mountains; Hwy 3 about 2 mi N of Scott Mountain Pass; Shasta - Trinity National Forest; Klamath region 1402 Comment
  UC130581  Erigeron petrophilus var. viscidulus H. M. Hall 1909-7-1 8588 Trinity summits near Dorleska<?>; Salmon Mountains 2164 Comment
  UC581738  Erigeron petrophilus var. viscidulus Joseph P. Tracy 1935-8-6 14579 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  UC468826  Erigeron philadelphicus var. philadelphicus Harry S. Yates 1914-1-1 420 Trinity Andelines Rush Creek, Andelines 609 Comment
  CAS-BOT-BC300269  Erigeron reductus var. reductus John Thomas Howell 1955-7-17 30701 Trinity Southwest of Peanut 762 Comment
  HSC24208  Erigeron robustior D. E. Anderson, D. Santana, J Lackey 1971-7-15 5238 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  HSC92790  Erigeron tener Jennifer Whipple 1976-7-13 1463 Trinity Deadfal Creek Drainage in the vicinity of Deadfall Lakes 2378 Comment
  RSA1086  Eriodictyon californicum E. R. Johnson 1928-8-29 1180 Trinity Between Lewiston and Weaverville. Comment
  RSA244980  Eriodictyon californicum William J. Ferlatte, B. D. Rogers 1966-6-7 2067 Trinity Near Hay Fork summit 1189 Comment
  HSC72918  Eriogonum compositum M. A. Baker 1980-7-2 2582 Trinity Near Swim Ridge. 1341 Comment
  HSC63021  Eriogonum compositum M. A. Baker 1979-6-22 881 Trinity Near summit of Horsehead Mtn. Comment
  CHSC30845  Eriogonum compositum var. compositum M. S. Taylor 1980-6-17 2919 Trinity On n side of 29N36A, ca. 1 mi. w of its jct with 29N38, ca. 3 mi. due s of Wildwood. 1219 Comment
  JEPS86082  Eriogonum compositum var. compositum Wayne Roderick 1986-6-3 Trinity ca. 7.5 mi n Junction City (Canyon Creek); Canyon Creek 457 Comment
  CHSC118470  Eriogonum compositum var. compositum Wendy Boes 2014-6-21 2014 -003 Trinity Little Black Roack on Dead Hourse Ridge, Shasta Trinity National Forest. (UTM 495539 E, 4466121 Y, NAD83, Zone 10N; 1456 Comment
  SEINET6332263  Eriogonum congdonii J. L. Reveal, Caroline G. Reveal 1974-8-17 3787 Trinity Along California Highway 3, 0.9 mile south of Scott Mountain Pass, 1585 Comment
  UCD99828  Eriogonum congdonii James L. Reveal; Caroline G. Reveal 1974-8-17 3787 Trinity along California Highway 3, 0.9 mile south of Scott Mountain Pass. 1584 Comment
  UC672916  Eriogonum elatum Joseph P. Tracy 1935-8-3 14454 Trinity Mary Blaine Mt. 1950 Comment
  CHSC82115  Eriogonum elatum var. elatum L. P. Janeway 2001-7-15 7341 Trinity Klamath Ranges. Ridgetop 0.3 km west of Mud Spring and about 3.2 km south-southwest of Dubakella Mountain. 1640 Comment
Read comments
Dec 20 2007
  UC1537296  Eriogonum hirtiflorum Gordon H. True Jr. 1937-7-4 781 Trinity near Lagrange Mine (on Trinity River); Trinity River 762 Comment
  CAS-BOT-BC259269  Eriogonum libertini Thomas W. Nelson; Jane P. Nelson 1980-6-20 5690 Trinity Shasta-Trinity National Forest. Along road 30N46 at Blue Point on Blue Point Ridge 1371 Comment
  HSC48931  Eriogonum libertini Thomas W. Nelson, Jane Nelson 1978-6-22 4287 Trinity Along Dubakella Rd., 3.7 mi. from junction with State Route 36 1433 Comment
  HSC68844  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-20 5698 Trinity Shasta-Trinity National Forest, end of Rd. 30N28A 1463 Comment
  HSC68849  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-20 5706 Trinity Shasta-Trinity National Forest, along FS Rd. 30N28, 1 mi. E of junction with FS Rd. 29N73 1372 Comment
  SEINET10479513  Eriogonum libertini Mary Susan Taylor 1980-8-6 Taylor 3225 Trinity T29N R11W center third sec 26, Dubakella Mt quad. Shasta-Trinity Natl Forest, ca. 50 ft S of 29N36, ca. 0.5 mi W of its jct with 29N38, ca. 5 mi S of Wild wood. With S. Horner. 1280 Comment
  CAS-BOT-BC263669  Eriogonum luteolum var. luteolum P. A. Munz 1936-8-12 14373 Trinity 12 miles east of Forest Glen 1005 Comment
  CAS-BOT-BC263678  Eriogonum luteolum var. luteolum G. R. Kleeberger 1879-8-30 s.n. Trinity Weaverville Comment
  CAS-BOT-BC263682  Eriogonum luteolum var. luteolum John Thomas Howell 1936-8-26 12837 Trinity Trinity River Canyon near Eagle Creek Comment
  CAS-BOT-BC263685  Eriogonum luteolum var. luteolum John Thomas Howell 1955-7-17 30686 Trinity Weaverville 609 Comment
  UC184828  Eriogonum luteolum var. luteolum Harry S. Yates 1914-6-19 446 Trinity Rush Creek Comment
  HSC32565  Eriogonum nudum var. nudum Thomas W. Nelson 1973-7-10 1035 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC840  Eriogonum nudum var. nudum William J. Ferlatte 1967-8-8 844 Trinity Canyon Creek Lakes 1646 Comment
  RSA20957  Eriogonum nudum var. nudum Carl B. Wolf 1937-6-20 8930 Trinity North Coast Range, along Mad River, 5.8 mi above Eureka - Red Bluff Road on road to Ruth. 457 Comment
  CHSC88874  Eriogonum nudum var. pubiflorum L. P. Janeway 2004-9-15 8325 Trinity Klamath Ranges. Turnout on northeast side of Hwy 299 2.0 (road) km east-southeast of Buckhorn Station, about 60 m north-east of Grass Valley Creek. 795 Comment
  RSA20969  Eriogonum nudum var. pubiflorum Carl B. Wolf 1937-9-14 9344 Trinity Inner North Coast Range, west weaver Creek, 2 mi. W. of Weaverville. 762 Comment
  SEINET11261514  Eriogonum nudum var. pubiflorum Lewis S. Rose 1955-7-16 55116 Trinity 2 mi. n. of Douglas City.; 0 549 Comment
  CAS-BOT-BC268628  Eriogonum spergulinum var. reddingianum P. A. Munz 1951-7-20 16712 Trinity Fisher Ridge, east of Black Rock, North Yolla Bolly Mts. 2194 Comment
  JEPS56336  Eriogonum spergulinum var. reddingianum W. L. Jepson 1897-7-24 Trinity Soldier's Ridge Comment
  RSA107470  Eriogonum sphaerocephalum L. S. Rose 1955-7-17 55128 Trinity 1 mile SW of Peanut 762 Comment
  CHSC82117  Eriogonum strictum var. greenei L. P. Janeway 2001-7-16 7352 Trinity Klamath Ranges. Ridgetop 1.0 km south of Dubakella Mountain. 1715 Comment
  CAS-BOT-BC263408  Eriogonum strictum var. proliferum J. P. Smith; J. O. Sawyer 1973-7-26 7145 Trinity West slopes of South Dubakella Mountain 1493 Comment
  HSC54118  Eriogonum umbellatum Gilbert Muth 1979-7-17 8256 Trinity Near Van Horn Peak, close to the town of Mad River 1318 Comment
  UC909359  Eriogonum umbellatum var. argus Dorothy Parker 1948-8-19 223 Trinity summit of Mt. Scott Mt. Scott 1582 Comment
  UCD169414  Eriogonum umbellatum var. argus L. P. Janeway 2001-7-15 7342 Trinity Klamath Ranges. Ridgetop 0.3 km west of Mud Spring and about 3.2 km south-southwest of Dubakella Mountain. 1640 Comment
  SEINET10479581  Eriogonum umbellatum var. argus Mary Susan Taylor 1980-7-22 Taylor 3160 Trinity Shasta-Trinity Natl Forest, open dry stony flat on W side of Trinity River, just N of Eagle Creek Camp on Hwy 135. 853 Comment
  JEPS109590  Eriogonum umbellatum var. humistratum Dean W. Taylor 2002-6-28 18198 Trinity easterly rim of cirque above Grouse Lake, Trinity Mountains 1859 Comment
  CHSC100820  Eriogonum umbellatum var. modocense Susan Bazell; John Whittlesey et. al. 2008-8-31 62 Trinity On edge of trail to Deadfall Lakes not very far from parking at trailhead. 2133 Comment
  JEPS56223  Eriogonum umbellatum var. nelsoniorum Lloyd Austin August, 1923 Trinity Granite Creek Comment
  HSC44744  Eriogonum umbellatum var. polyanthum Maralyn O'Meara 1971-10-17 23 Trinity Canyon Creek Comment
  HSC73623  Eriogonum umbellatum var. polyanthum Gail Newton 1980-7-10 1262 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC265205  Eriogonum umbellatum var. speciosum Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville Comment
  UC184676  Eriogonum umbellatum var. speciosum Harry S. Yates 1914-7-14 507 Trinity Stuarts Comment
  HSC44324  Eriophorum crinigerum Thomas W. Nelson, Jane P. Nelson 1977-8-6 3692 Trinity N side of Mule Ridge 1585 Comment
  UC668022  Eriophorum crinigerum Joseph P. Tracy 1935-8-7 14601 Trinity head of White's Creek; Devil's Canyon Mts., White's Creek 2072 Comment
  UCD101215  Eriophorum crinigerum Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Lower Deadfall Lake at the base of Mount Eddy. 2220 Comment
  HSC23601  Eriophyllum lanatum J. O. Sawyer 1970-5-23 2547 Trinity Above New River 244 Comment
  HSC69934  Eriophyllum lanatum Thomas W. Nelson, J. O. Sawyer 1978-6-9 4130 Trinity Red Mtn. 1250 Comment
  CAS-BOT-BC301166  Eriophyllum lanatum var. achilleoides John Thomas Howell 1955-6-13 30385 Trinity Hayfork 716 Comment
  HSC51318  Eriophyllum lanatum var. achilleoides G. L. Clifton, Overton 1979-6-4 4068 Trinity Near Van Duzen River, close to the town of Alderpoint 853 Comment
  RSA285711  Eriophyllum lanatum var. grandiflorum D. C. Michener 1982-7-31 3759 Trinity New River ca. 0.5 miles below Denny Comment
  JEPS123057  Eriophyllum lanatum var. integrifolium D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 048 Trinity Trinity Creek Watershed Comment
  CHSC333  Eriophyllum lanatum var. lanceolatum V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 1981 Comment
  HSC612  Eriophyllum lanatum var. lanceolatum William J. Ferlatte 1967-8-5 770 Trinity Canyon Creek Lakes 1646 Comment
  HSC67962  Erodium cicutarium J. P. Smith 1973-5-6 6592 Trinity Blanchert Flats near Douglas City Comment
  UC1197359  Eryngium articulatum Joseph P. Tracy 1926-7-4 7717 Trinity Donahue's Ranch near mouth of S. Fork Trinity R.; Northern Coast Ranges, Donahue's Ranch 243 Comment
  UC1225764  Erysimum capitatum Joseph P. Tracy 1947-6-27 17734 Trinity open glades in forest near Cold Springs; South Fork Mountain 1645 Comment
  RSA245207  Erysimum capitatum var. capitatum J. P. Smith 1973-4-7 5965 Trinity New River trail from Grays Falls Campground on the north side of the Trinity River and west side of the New River. 244 Comment
  SEINET7040074  Erysimum teretifolium A. G. Vestal 1963-1 Trinity Comment
  CHSC70055  Erythranthe guttata Jennifer Whipple 1977-9-9 2296 Trinity Mount Eddy, Klamath Mountains. Meadows north of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2240 Comment
  HSC43262  Erythronium californicum K. Irwin 1977-7-17 306 Trinity Philpot Campground 1.2 mi. W of Peanut 762 Comment
  HSC67355  Erythronium californicum Thomas W. Nelson, D. Gordon 1980-5-8 5243 Trinity Along FS Rd. 2N10 at junction with FS Rd. 2N10 B 1280 Comment
  HSC67427  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1980-5-25 5317 Trinity Along Covelo-Zenia Rd. 1.5 mi. S of junction with Zenia-Van Duzen River Rd. 976 Comment
  HSC73516  Erythronium californicum Gail Newton 1980-7-13 1437 Trinity Near Mule Ridge 1646 Comment
  HSC82178  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1980-5-8 5207 Trinity Junction of FS Rd. 2N07 and 2N10 along Indian Valley Creek Comment
  UC1755118  Erythronium californicum Dean W. Taylor 2002-5-8 18032 Trinity Wild-Mad Road ca. 3.1 mi South from Highway 26 Hayfork Creek; Wild-Mad Road; Hayfork Creek, Wild-Mad Road ca. 3.1 mi South from Highway 26 1097 Comment
  CAS-BOT-BC502694  Erythronium californicum Elmer I. Applegate 1932-4-14 7050 Trinity About 2 miles west of Weaverville, Trinity County Comment
  CAS-BOT-BC502697  Erythronium californicum G. R. Kleeberger 1880-5-2 s. n. Trinity Near Weaverville Comment
  SEINET3885984  Erythronium californicum D. E. Anderson, Thomas Nelson; Steve Dowty 1972-6-13 5536 Trinity Black Lassic.; 0 1737 Comment
  RSA245011  Erythronium citrinum J. P. Smith 1973-4-21 6234 Trinity Big Bear Lake trail, north of Eagle Creek Campgroud 1037 Comment
  JEPS100453  Erythronium citrinum var. roderickii Dean W. Taylor 2002-5-9 18039 Trinity Tangle Blue Creek; Scott Mountain Creek; Tangle Blue Creek, north facing wall of the lower creek canyon opposite (south 0.5 air mile) the confluence of Scott Mountain Creek 1219 Comment
  HSC31408  Erythronium grandiflorum subsp. grandiflorum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5580 Trinity Red Lassic. 1799 Comment
  HSC75370  Erythronium grandiflorum subsp. grandiflorum J. O. Sawyer, K. A. Sawyer 1980-6-18 3442 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  CAS-BOT-BC403719  Eschscholzia californica Eugene Carter 1973-6-7 553 Trinity East Fork-North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Allbert's Cabin, 3.8 miles north of Helena 487 Comment
  JEPS123445  Eucephalus glabratus Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -120 Trinity Yolla Bolly Wilderness; north facing slope along Pettijohn trail in red fir forest near saddle between Black Rock & North Yolla Bolly. Comment
  UC130566  Eucephalus ledophyllus H. M. Hall 1909-7-1 8686 Trinity Dorleska Salmon Mountains 1981 Comment
  CAS-BOT-BC310457  Eucephalus ledophyllus var. covillei Milo S. Baker 1926-8-8 236 a-'26 Trinity Near top Granite Peak 2438 Comment
  UC1071563  Euonymus occidentalis var. occidentalis B. E. Parsons Aug 1932 Trinity Trinity Forest, Big Bar Quad. Comment
  SEINET957936  Fabaceae H. K. Sharsmith 1953-1 4361 Trinity Forest-Glan Peanut road 4.2 miles west of Cold Springs, Trinity National Forest. 1158 Comment
  JEPS106509  Festuca arundinacea L. P. Janeway, Gail Kuenster 2004-6-24 8173 Trinity Klamath Ranges. Large floodplain (''Grass Valley'') on south side of Trinity River just east of Grassy Valley Creek. ''Hamilton Ranch.'' 535 Comment
  HSC28364  Festuca californica J. P. Smith 1973-4-21 6161 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC34437  Festuca californica J. P. Smith, J. O. Sawyer 1973-7-4 6998 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC40337  Festuca californica Thomas W. Nelson, James Nelson 1976-6-22 2825 Trinity Below Senteney Rock 1494 Comment
  CAS-BOT-BC282638  Festuca idahoensis Doris Kildale 1931-5-30 10817 Trinity Weaverville Comment
  HSC92560  Festuca idahoensis Jennifer Whipple 1976-7-23 1506 Trinity Deadfall Creek drainage 2317 Comment
  UC191790  Festuca idahoensis Harry S. Yates 1914-7-13 488 Trinity Stuarts Comment
  UC717981  Festuca idahoensis David D. Keck 1944-7-10 5471 Trinity 3 mi w Wildwood; Muldoon Gulch 1036 Comment
  CHSC80121  Festuca occidentalis L. P. Janeway 1996-6-29 5031 Trinity Klamath Mountains. Near top of un-named peak (1290 m at top) 1.2 mi north-northeast of Trinity Mountain; above dirt road 1.7 mi from Van Ness Creek Road. 1260 Comment
  HSC65674  Festuca occidentalis Donald W. Miles 1979-6-30 2 Trinity Along bank of small tributary to Castle Creek, 7 mi. W of Castle Crags State Park 1585 Comment
  HSC59601  Fragaria vesca J. P. Smith, J. O. Sawyer 1973-4-15 6120 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  CAS-BOT-BC461214  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1939-6-9 4298 Trinity Scott Mt. 1630 Comment
  SEINET10483132  Fragaria virginiana var. platypetala Mary Susan Taylor 1980-6-16 Taylor 2895 Trinity T29N R11W sw sec 28. Dubakella Mt quad. Shasta-Trinity Natl Forest; Hell-to-Find Lake, at end of 29N35, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off Rd 29N34, ca. 4 mi due SW of Wildwood. 1433 Comment
  HSC42477  Frangula californica Robert M. Specht 1977-6-30 1132 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper], E side of ridge Comment
  CAS-BOT-BC63042  Frangula californica subsp. californica Mrs. H. C. Cantelow 1935-6-12 1209 Trinity Coffee Berry. Trinity Alps Resort. Comment
  CAS-BOT-BC63040  Frangula californica subsp. californica F. J. Kirby 1958-7-1 1188 Trinity 6 mi. s. of Trinity Alps. 914 Comment
  HSC18404  Frangula californica subsp. crassifolia D. E. Anderson 1963-9-21 2829 Trinity Rd. to Big Lake, site of abandoned mill Comment
  HSC69942  Frangula californica subsp. crassifolia Thomas W. Nelson 1978-5-27 4054 Trinity Red Mtn. 1250 Comment
  RSA523909  Frasera albicaulis var. nitida Gordon H. True Jr. 1937-7-2 748 Trinity Along road just east of Weaverville. 549 Comment
  HSC27502  Fritillaria affinis J. P. Smith 1973-4-7 5948 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  CAS-BOT-BC130188  Fritillaria affinis Ira L. Wiggins 1950-5-29 12405 Trinity Near Coffee Creek Ranch, on banks of Coffee Creek 731 Comment
  SEINET12050372  Fritillaria affinis F. H. Utech 1988-1 88 -287 Trinity Six Rivers National Forest, Mad River Ranger Station, along Forest Rd IN03 enroute to Pine Butte 775 Comment
  HSC78478  Fritillaria atropurpurea John S. Palmer 1973-7-1 93 Trinity Bear Lakes area, Tangle Blue Lake at W edge of lake 1753 Comment
  HSC64947  Fritillaria atropurpurea D. L. Goforth 1979-6-15 177 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  UCD139662  Fritillaria atropurpurea Joseph M. DiTomaso 1975-6-17 12 Trinity Trinity Alps, 1/4 mile below Poruguese Camp on Stuarts Fork Trail. 1463 Comment
  HSC31456  Fritillaria glauca D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5574 Trinity Red Lassic. 1799 Comment
  CAS-BOT-BC130458  Fritillaria purdyi s.n. Trinity Weaverville Comment
  HSC28791  Fritillaria purdyi J. P. Smith 1973-4-21 6244 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC40371  Fritillaria purdyi Linda M. Barker, Raul Tuazon 1976-5-1 1449 Trinity Hills above Philpot National Forest Service Campground 915 Comment
  HSC28982  Fritillaria recurva J. P. Smith 1973-4-21 6265 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC44860  Fritillaria recurva J. P. Smith 1975-5-17 8135 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  HSC50919  Fritillaria recurva G. L. Clifton, Overton 1979-6-3 3740 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  HSC67244  Fritillaria recurva Thomas W. Nelson, D. Gordon 1980-5-8 5234 Trinity Along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  CAS-BOT-BC504475  Fritillaria recurva Doris K. Kildale 1928-4-11 4560 Trinity Trinity Center Comment
  SEINET8501271 Image available Fritillaria recurva J. K. Clark 1966-4-6 4 Trinity 5 miles north of Highway 299W on Hobo Gulch Road 762 Comment
  CHSC30122  Galium ambiguum M. S. Taylor 1980-6-16 2902 Trinity Hell-to-find Lake, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off of 29N34, ca. 4 mi SW of Wildwood. 1432 Comment
  HSC36188  Galium ambiguum subsp. ambiguum J. P. Smith, J. O. Sawyer 1973-7-4 7034 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs 1555 Comment
  HSC41600  Galium ambiguum subsp. ambiguum Thomas W. Nelson, Jane P. Nelson 1977-6-19 3522 Trinity Above Senteney Rock 1555 Comment
  JEPS76145  Galium ambiguum subsp. ambiguum Susan Horner July 1977 248 Trinity Serpentine Knob Shasta-Trinity National Forest, Dubakella Mt. area of Hayfor Comment
  HSC90532  Galium aparine Jennifer Whipple 1976-6-29 1154 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  RSA67458  Galium bifolium Philip A. Munz 1951-7-18 16662 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  POM367786  Galium bolanderi N. G. Sugihara 1977-5-21 45 Trinity Eagle Creek Campground. 851 Comment
  UCD121608  Galium bolanderi Joseph M. DiTomaso 1976-7-8 598 Trinity 200 yards below junction with Deer Flat Trail. 1706 Comment
  HSC57268  Galium californicum Gilbert Muth 1979-7-18 8340 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC70614  Galium glabrescens subsp. glabrescens J. O. Sawyer, K. A. Sawyer 1981-8-1 4160 Trinity Slopes above 'L' Lake 2287 Comment
  HSC90534  Galium glabrescens subsp. glabrescens Jennifer Whipple 1977-7-7 1956 Trinity Mt. Eddy, near Lower Deadfall Lake 2165 Comment
  RSA42014  Galium glabrescens subsp. glabrescens H. C. Cantelow 1936-8-24 1712 Trinity 6.5 miles N of Carrville Comment
  UC922470  Galium grayanum var. nanum Annie M. Alexander and Louise Kellogg 1949-7-2 5752 Trinity saddle between Yolla Bolly Mt. and Black Rock Mountain (base of Black Rock, trail to Black Rock); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CHSC71551  Galium mexicanum var. asperulum Vernon H. Oswald 1998-7-28 9385 Trinity Rattlesnake Rd. along the west side of Post Creek 0.2 mi north of Hwy. 36, east of Forest Glen. 780 Comment
  UC1196078  Galium mexicanum var. asperulum Joseph P. Tracy 1935-8-4 14527 Trinity 2 mi n Cabin Creek Peak (mountains at head of New River near Rattlesnake Lake) 1706 Comment
  HSC24124  Galium porrigens var. porrigens J. O. Sawyer 1970-4-18 2493 Trinity Above New River. 244 Comment
  HSC81513  Galium serpenticum subsp. scotticum Thomas W. Nelson, Jane P. Nelson 1980-7-17 6116 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  HSC81633  Galium serpenticum subsp. scotticum Thomas W. Nelson, Jane P. Nelson 1980-7-17 6116 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  HSC97694  Galium serpenticum subsp. scotticum Thomas W. Nelson, Shauna Hee 2006-8-4 9468 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  POM225339  Galium triflorum Philip A. Munz 1936-8-11 14349 Trinity Forest Glen. 701 Comment
  HSC59326  Garrya buxifolia M. A. Ericksen 1979-4-28 223 Trinity Near confluence of Trinity and New Rivers on the old trail to Denny Comment
  HSC72782  Garrya buxifolia M. A. Baker 1980-7-1 2529 Trinity Near Hayden Roughs. 1402 Comment
  HSC35109  Garrya fremontii A. M. Montalvo 1975-5-17 247 Trinity SE facing slope on trail to Denny at confluence of the New River and the Trinity River 310 Comment
  POM160880  Garrya fremontii Joseph P. Tracy 1925-9-6 7260 Trinity Trinity River near Don Juan Point. 305 Comment
  RSA78315  Garrya fremontii P. A. Munz 1952-6-29 17852 Trinity Grizzly Creek, branch of North Fork of Trinity River, north of Helena. 1006 Comment
  UC1122671  Garrya fremontii C. R. Clar 1930-7-3 94 Trinity East Fork of Hayfork; Trinity Forest, Big Bar Quad. 1219 Comment
  HSC42474  Garrya fremontii Robert M. Specht 1977-6-30 1096 Trinity Base of Horse Ridge 945 Comment
  HSC9994  Gastridium phleoides R. Spellenberg 1964-8-2 565 Trinity 1/10 mile E of river bridge, Hwy. 299 along Trinity River, Burnt Ranch. Comment
  POM305521  Gaultheria shallon Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1939-10-13 846 Trinity Mountains, Highway 299 Comment
  RSA66472  Gayophytum diffusum subsp. parviflorum P. A. Munz 1951-7-21 16772 Trinity Fisher Ridge, North Yolla Bolly Mountains. 2195 Comment
  RSA135392  Gayophytum humile Volney Rattan 1883-6-19 s.n. Trinity Near the summit between pacific coast to Hyampom. Comment
  RSA211506  Gentiana calycosa William J. Ferlatte 1967-8-10 866 Trinity Grizzly Creek, 1/4 mile below falls. 1829 Comment
  HSC525  Gentiana newberryi William J. Ferlatte 1966-8-24 482 Trinity Boulder Creek basin, tributary to Canyon Creek 1829 Comment
  HSC59057  Geranium oreganum Thomas Wood 1979-4-27 130 Trinity Salyer, along Hwy. 299, next to Community Wayside Church. 183 Comment
  CAS-BOT-BC182448  Geum macrophyllum Eugene Carter 1975-6-2 949 Trinity North Fork Trinity River. Grizzly Creek. Along trail east of China Gardens 1097 Comment
  SEINET12271312  Gilia capillaris H. L. Mason 1950-1 14049 Trinity Summit of grade, Scott Mountain Comment
  HSC16960  Gilia capitata R. Spellenberg 1964-6-16 422 Trinity Spellenberg property, 2 mi. E of Burnt Ranch Comment
  HSC68871  Gilia capitata Thomas W. Nelson, Jane P. Nelson 1980-6-20 5693 Trinity Shasta-Trinity National Forest, along FS Rd. 30N46 at Blue Point on Blue Point Ridge 1372 Comment
  RSA699134  Gilia capitata Frances Battey s.n. Trinity Inner North Coast Range, Red Bluff, Eureka Road, 6 2/10 mi E of Mad River Store 1067 Comment
  UCD117663  Gilia capitata Thomas W. Nelson; Jane P. Nelson 1980-6-17 5472 Trinity Shasta-Trinity National Forest, along old State Route 36, 1 mile west of State Route 3 near Peanut. Comment
  HSC70182  Gilia capitata subsp. capitata Thomas W. Nelson, Jane P. Nelson 1978-6-23 4319 Trinity Along FS Rd. 30, 1 mi. S of junction with SR 36 Comment
  SEINET7073513  Gilia capitata subsp. capitata A. G. Vestal 1963-6-4 s.n. Trinity About 2 miles north of Hayfork on Brady Road in Carter Gulch. UTM Zone 10, 485423mN, 4492081mN. Coordinate datum: NAD27. Comment
  HSC40784  Gilia capitata subsp. capitata Thomas W. Nelson, James Nelson 1976-6-22 2796 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  HSC48870  Gilia tricolor J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9890 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC38248  Githopsis specularioides Thomas W. Nelson 1976-6-10 2694 Trinity Along 1S07 ca. 1 mi. from junction with Van Duzen River Rd. 762 Comment
  HSC27116  Glossopetalon spinescens var. aridum J. O. Sawyer 1973-4-21 2489 Trinity Along trail to Bear Lake 899 Comment
  HSC51335  Glyceria elata G. L. Clifton, Overton 1979-6-3 3862 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  CAS-BOT-BC280559  Glyceria elata B. H. Mace 1917-8-12 20 Trinity North side Soldier Ri. 1920 Comment
  CAS-BOT-BC303854  Gnaphalium Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  HSC56772  Gnaphalium palustre G. L. Clifton, Butler 1979-7-18 8493 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  HSC92168  Gnaphalium palustre Jennifer Whipple 1978-10-6 2439 Trinity Deadfall Creek drainage. 2317 Comment
  UCR123917  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2001-7-8 6932 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  SEINET8726301 Image available Godetia quadrivulnera Unknown 1942-1 11627 Trinity Hettenshaw Valley 945 Comment
  HSC36038  Hackelia bella J. P. Smith, J. O. Sawyer 1973-7-4 7046 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  SEINET8731350 Image available Hackelia bella Helen K. Sharsmith 1953-1 4373 Trinity Black Oak-Douglas Fir forest, South Fork Mountain, 7.3 miles west of Forest Glen, Trinity National Forest. 1234 Comment
  UC552840  Hackelia micrantha Joseph P. Tracy 1935-8-6 14658 Trinity at head of White's Creek; Devil's Canyon Mountains 1981 Comment
  CAS-BOT-BC183600  Hackelia micrantha Eugene Carter 1975-6-26 1017 Trinity North Fork Trinity River. Grizzly Creek. Pegleg Flat 1066 Comment
  SEINET12616624  Hackelia micrantha H. M. Hall 1909-7-25 8656 Trinity Dorleska, in the Salmon Mts. of Trinity County, in the Canadian Zone. 2000 Comment
  CHSC65219  Harmonia doris-nilesiae V. Parker 1994-6-22 757 Trinity Shasta-Trinity National Forests. Yolla Bolla Ranger District. Both sides of 29N75 upslope and downslope. 1560 Comment
  JEPS89006  Harmonia doris-nilesiae Vivian Parker 1993-6-8 14 -20 Trinity 0.2 mi from Cold Springs (off FS road 2N16 on way to Limedyke Mtn. lookout); Shasta-Trinity National Forests, Hyampom quad., Hayfork Rang Comment
  CHSC35539  Harmonia stebbinsii Thomas W. Nelson; Jane P. Nelson 1980-6-22 5746 Trinity Shasta-Trinity National Forest. Along road 29N28 7 miles south of junction with State Route 36 and 1 mile from Goat Camp. 1371 Comment
  JEPS120243  Harmonia stebbinsii Julie Kierstead Nelson 2011-6-2 2011 -003 Trinity Upper Hayfork Creek watershed, west of Wild-Mad Road, south of Hwy. 36; ca. 45 miles west-northwest of Red Bluff. Comment
  HSC35885  Hastingsia alba J. P. Smith, J. O. Sawyer 1973-7-27 7172 Trinity Trail to Deadfall Lakes. 1951 Comment
  CAS-BOT-BC508228  Hastingsia alba John Thomas Howell 1936-8-24 12726 Trinity Near Trinity Center Comment
  HSC34595  Helenium bigelovii J. P. Smith, J. O. Sawyer 1975-7-12 8365 Trinity Hwy. 3 at crossing of the Trinity River N of Ramshorn Creek. 915 Comment
  JEPS94461  Helenium bigelovii Vernon Oswald and Lowell Ahart 1997-7-17 8737 Trinity 4.9 mi s of Highway 36 (Forest Route 29, Trinity National Forest); Trinity National Forest, Forest Route 29 1249 Comment
  RSA66460  Helenium bigelovii P. A. Munz 1951-7-21 16798 Trinity South slope of North Yolla Bolly Peak. 2287 Comment
  UCD132693  Helenium bigelovii Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7718 Trinity Swim Meadow. 1219 Comment
  UCD132735  Helenium bigelovii Joseph M. DiTomaso 1975-3-31 225 Trinity Trinity Alps. Tangle Blue Meadows. 1645 Comment
  HSC39642  Helianthella californica J. P. Smith 1976-5-20 8743 Trinity Eagle Creek Campground. 854 Comment
  HSC41631  Helianthella californica Barbara Kelly 1977-5-21 442 Trinity Eagle Creek Campground. 851 Comment
  HSC42372  Helianthella californica Richard Runyon 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  JEPS95627  Helianthella californica subsp. shastensis Vernon H. Oswald and L. Ahart 1994-6-14 6301 Trinity T38N R7W NE1/4 Sec. 24, 4200 ft, Yellow Pine Forest. Forest Rd. 25 W of Castella and W of Ramshorn Summit, on the N side of Ramshorn Creek 1280 Comment
  CAS-BOT-BC314825  Helianthella californica var. nevadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53494 Trinity About 6 miles southwest of Trinity Center on road to Weaverville 883 Comment
  CAS-BOT-BC183605  Helianthella californica var. nevadensis Eugene Carter 1974-5-20 739 Trinity Salmon-Trinity Alps and vicinity. 1/4 mile along the Hobo Gulch Road 533 Comment
  CAS-BOT-BC314848  Helianthella californica var. shastensis E. K. Balls 1949-7-7 13891 Trinity Scott Mountain Public Camp, Scott Mt. 1630 Comment
  HSC48963  Hemizonella minima M. A. Baker 1979-5-13 707 Trinity Hobo Gulch Campground Comment
  HSC68065  Hemizonella minima J. P. Smith 1976-5-20 8736 Trinity Confluence of Bear Creek and Trinity River 915 Comment
  JEPS38314  Hemizonella minima W. L. Jepson 1934-5-6 16668 Trinity South Fork Mt. Comment
  JEPS88982  Hemizonella minima V. Parker Long 1992-6-4 5 -9 Trinity Horse Pasture meadow Shasta-Trinity National Forests, Ca. Quad, Hayfork RD, Fores (above Cable Creek) 1676 Comment
  HSC69826  Hemizonella minima Thomas W. Nelson 1978-5-27 4078 Trinity At Secret Gulch, 1 mi. NW of Three Forks of Mad River 884 Comment
  HSC103265  Hemizonia congesta subsp. calyculata John McRae 2012-10-18 Trinity Six Rivers National Forest, Lower Trinity District, Hennessy Peak Quad, Forest Service Road 5N33, road to Ammon Ranch. 677 Comment
  HSC103461  Hemizonia congesta subsp. clevelandii Thomas W. Nelson 2005-6-10 9362 Trinity Along Friday Ridge Road, 7 mi. from jct. with Hwy. 299, at jct. with Forest Service Rd. 6N33. 320 Comment
  JEPS17482  Heracleum lanatum Joseph P. Tracy 1923-6-28 6407 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 457 Comment
  HSC78752  Heracleum maximum John S. Palmer 1973-8-3 145 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  HSC72647  Heterocodon rariflorum Gail Newton 1980-6-26 658 Trinity Near Underwood Creek. 451 Comment
  UC2062589  Heterotheca oregona var. oregona Belinda Lo 2017-9-30 381 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, east of Indian Valley Campground and along road 2N10. Comment
  UC922607  Heuchera merriamii Annie M. Alexander and Louise Kellogg 1948-8-6 5415 Trinity Canyon Creek (tributary of Trinity River) Canyon Creek; Trinity Alps, Trinity Mountains 1676 Comment
  NY186028  Heuchera merriamii A. Eastwood 1901-7-2 s.n. Trinity Canyon Creek Comment
  RSA0063190  Heuchera merriamii C. L. Hitchcock, J. S. Martin 1939-7-11 5388 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Mountains. 1890 Comment
  HSC35102  Heuchera micrantha John S. Palmer 1975-5-16 331 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  UC1553586  Heuchera micrantha var. erubescens E. Dean 1988-6-14 46 Trinity 4 mi s Basin Gulch Bridge (Post Creek, sopes on nw side of rd. 30N59); Post Creek 853 Comment
  CHSC69024  Heuchera micrantha var. pacifica Vernon Oswald; Lowell Ahart 1997-7-17 8764 Trinity Southeast of Ruth Reservoir on Forest Route 30, 1.9 mi west of Texas Chow Creek. 944 Comment
  HSC90412  Heuchera pilosissima C. Wilson, P. Kittleson, M. Hardig 1992-3-17 32 Trinity 19.5 mi. E of Humboldt-Trinity Co. line 152 Comment
  HSC56741  Hieracium albiflorum G. L. Clifton, Butler 1979-7-18 8403 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC56763  Hieracium albiflorum G. L. Clifton, Butler 1979-7-18 8470 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC56779  Hieracium albiflorum Gilbert Muth 1979-7-18 8509 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  HSC76330  Hieracium albiflorum Alerie Gizinski 1981-7-29 193 Trinity Near Senteney Rock 1219 Comment
  JEPS123130  Hieracium albiflorum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 105 Trinity Scorpion Lake Comment
  HSC70193  Hieracium greenei Thomas W. Nelson, Jane P. Nelson 1978-6-23 4332 Trinity Along spur road to Hell to Find Lake Comment
  JEPS22253  Hieracium greenei Douglas Barbe with Keith Wagnon 1958-7-12 421 Trinity in the Stuart Gap area 3 mi e Grasshopper Camp (about 2 1/2 mi n of North Yollo Bolly); Trinity National Forest 1371 Comment
  CAS-BOT-BC316049  Hieracium scouleri Eugene Carter 1973-7-24 620 Trinity Lower Grizzly Meadows, North Fork Trinity River, Hobo Gulch Camp and vicinity 18 mi. NW of Weaverville 1706 Comment
  RSA49844  Hieracium scouleri E. K. Balls 1949-7-1 13755 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
  HSC72639  Holcus lanatus Gail Newton 1980-6-26 665 Trinity Near Underwood Creek. 451 Comment
  HSC32272  Holodiscus discolor J. O. Sawyer 1971-8-25 2462 Trinity Along the trail to Sugar Pine Lake. 1646 Comment
  HSC34442  Holodiscus discolor J. P. Smith, J. O. Sawyer 1973-7-4 7018 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC40498  Holodiscus discolor Thomas W. Nelson, Jane P. Nelson 1976-7-1 2961 Trinity Along FS Rd. 5E27 just S of Senteney Rock 1524 Comment
  RSA50259  Holodiscus discolor E. K. Balls 1949-7-4 15 Trinity Trail from Chloride Mine to Globe Mine. 1006 Comment
  HSC90  Holodiscus microphyllus var. glabrescens William J. Ferlatte 1967-8-16 931 Trinity E side of Packers Peak. 2378 Comment
  CDA11064  Holozonia filipes G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11454 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  HSC102674  Hordeum jubatum subsp. jubatum J. P. Smith 2009-6-1 12631 Trinity State Route 3. Comment
  HSC38401  Hordeum marinum subsp. gussoneanum J. P. Smith, J. O. Sawyer 1975-6-22 8259 Trinity Trinity National Forest, FS Rd. 30N38 from Hwy. 36 to Cold Springs Campground 762 Comment
  UC1037421  Horkelia fusca subsp. parviflora Douglas Barbe 1955-8-4 352 Trinity 1/2 mi n Big Flat; Kalmath Mtns 1524 Comment
  JEPS95573  Horkelia tridentata subsp. flavescens Vernon H. Oswald and L. Ahart 1994-6-14 6287 Trinity Forest Rd. 25 W of Castella, 1.0 mi SW of its jct. with Forest RD. 26 to Mt. Shasta (city), between Horse Heaven Mdw. and Asbestos Gulch 1584 Comment
  RSA67668  Horkelia tridentata subsp. flavescens Philip A. Munz 1951-7-18 16650 Trinity Stuart Gap, N base of N Yolla Bolly Mts. 1524 Comment
  HSC78416  Horkelia tridentata var. flavescens John S. Palmer 1975-6-23 387 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1585 Comment
  HSC82525  Horkelia tridentata var. flavescens Thomas W. Nelson, Jane P. Nelson 1979-6-15 4829 Trinity Mouth of Bear Creek 915 Comment
  JEPS123102  Hosackia D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 085 Trinity Scorpion Lake Comment
  CAS-BOT-BC201139  Hosackia crassifolia Eugene Carter 1969-7-21 342 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 1 1/4 mi. up the Grizzly Creek Trail up-slope from China Gardens Camp 1158 Comment
  UCD106089  Hosackia crassifolia W. A. Williams 1951-6-15 s.n. Trinity 1 mi. W. Weaverville. Comment
  HSC64934  Hosackia pinnata D. L. Goforth 1979-7-6 211 Trinity Scott Mtn. Meadow 1646 Comment
  SEINET892433 Image available Hydrangeaceae Alma L. Moldenke, Harold N. Moldenke 1975-1 30247 Trinity At edge of woods, Indian Creek Comment
  HSC73392  Hydrophyllum occidentale S. R. Ahrens, L. Sieburth, B. Potter 1981-5-9 25 Trinity Philpot Campground area 808 Comment
  RSA296785  Hydrophyllum occidentale Clark L. Miller 1979-5-19 1 -134 Trinity Along trail into primitive area out of Hobo Gulch Campground. 1067 Comment
  UC420702  Hypericum anagalloides Mrs. M. H. Manning June 1901 Trinity Trinity Summit Comment
  UC668263  Hypericum anagalloides Joseph P. Tracy 1935-8-8 14696 Trinity head of N. Fork of White's Creek (around White's Creek Lake); Devil's Canyon Mts., White's Creek Lake 1889 Comment
  JEPS66817  Hypericum formosum var. scouleri Joseph P. Tracy 1926-7-4 7699 Trinity Hennessey Rd. leading up S. Fork Trinity R. (Koon Ranch); Northern Coast Ranges, , Koon Ranch 609 Comment
  UCR122351  Hypericum formosum var. scouleri George K. Helmkamp, E. A. Helmkamp 2001-7-8 6930 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC54052  Hypericum perforatum G. L. Clifton, Butler 1979-7-17 8061 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  HSC7678  Hypericum perforatum William J. Ferlatte 1966-6-1 2024 Trinity 1 mi. W of Hayden Flat campground along Hwy. 299 366 Comment
  UC902185 Image available Iliamna latibracteata Joseph P. Tracy 1949-7-16 18366 Trinity 1 mile south of the Racetrack, north of crossing Trinity Highway South Fork Mountain. 1645 Comment
Read comments
Feb 27 2012
  RSA66890  Iris Philip A. Munz 1951-7-17 16561 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  SEINET7042858  Iris A. G. Vestal 1955-5-13 s.n. Trinity Ca. 2.5 miles northwest of Burnt Ranch. Trinity National Forest, Trinity River Valley. Ironside MTN quadrangle UTM Zone 10, 459297mE, 4521429mN. Comment
  UC909367  Iris macrosiphon Ira L. Wiggins 1950-5-29 12395 Trinity 1.8 mi sw Trinity County line on Scott Mt. road (near Republican Pt.) 1432 Comment
  UC922359  Iris macrosiphon Annie M. Alexander and Louise Kellogg 1949-6-26 5708 Trinity n of Yolla Bolly Middle Eel Primitive Area (White Rock Ranger Station) 1706 Comment
  HSC92512  Iris tenax subsp. klamathensis Kevin White, Eric Gundershaug, Dave Johnson 1994-5-15 52 Trinity Shasta-Trinity National Forest, 0.5 mi. S of Hwy. 299 on S Fork Rd. 305 Comment
  HSC35091  Iris tenuissima Robert M. Specht 1975-5-16 188 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  UC1174791  Iris tenuissima L. W. Lenz and E. K. Balls 1955-5-15 20729 Trinity 0.2 mi e Humboldt-Trinity County line (on south fork of Trinity River); Trinity River 152 Comment
  CDA39591  Iris tenuissima G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2703 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. Comment
  RSA201237  Iris tenuissima Elizabeth McClintock 1956-6-15 s.n. Trinity Along east fork of Coffee Creek, on trail to Stoddard Lake. Comment
  RSA49111  Iris tenuissima Philip A. Munz 1949-5-15 13229 Trinity Ripstein Public Campground. Canyon Creek. Dedrick. 976 Comment
  JEPS77429  Isoetes echinospora William J. Ferlatte 1977-8-22 1893 Trinity Stuart Fork drainage at Alpine Lake (n.e. end of lake); Trinity Alps 1860 Comment
  CAS-BOT-BC139772  Ivesia gordonii Milo S. Baker 1926-8-8 252 -26 Trinity Saddle bet. Red Mt. & Granite Pk. 2255 Comment
  CAS-BOT-BC142864  Ivesia pickeringii David D. Keck; A. Gustafsson 1938-8-8 4884 Trinity Trinity River 8 mi. N. of Carrville Comment
  CAS-BOT-BC142867  Ivesia pickeringii M. S. Taylor 1980-7-22 3161 Trinity On w side of Hwy 135, ca. 0.5 mi n of Eagle Creek Campground 822 Comment
  CHSC98388  Ivesia pickeringii Dean Wm. Taylor 2003-8-13 18681 Trinity Trinity Alps. Meter Meadow; Highway 3 about 16 miles North of Trinity Center or 1 mile South of Graves Creek. 1965 Comment
  HSC66095  Ivesia pickeringii M. S. Taylor 1980-7-22 3161 Trinity W side of Hwy. 135, .5 mi. N of Eagle Creek Camp 823 Comment
  HSC84548  Ivesia pickeringii J. P. Smith 1980-8-23 10323 Trinity Shasta-Trinity National Forest, along old Hwy. 3, N of Eagle Creek Campground. 854 Comment
  POM332449  Ivesia pickeringii Dwain L. Goforth 1979-7-6 218 Trinity 0.2 miles north of Eagle Creek Camp. Comment
  UC595115  Ivesia pickeringii David D. Keck and A. Gustafsson 1938-8-8 4884 Trinity 8 mi n Carrville; Trinity River Comment
  SEINET10483371  Ivesia pickeringii Mary Susan Taylor 1980-7-22 Taylor 3161 Trinity T38N R7W sw sec 10, Bonanza King quad. Shasta-Trinity Natl Forest, on W side of Hwy 135, ca. 0.5 mi N of Eagle Creek Camp, in vernal meadow. 823 Comment
  JEPS87553  Juncus Thomas Nelson and Jane Nelson 1978-6-21 4215 Trinity 100 m abobe mouth of Indian Creek; Flood plainb of Trinity River 487 Comment
  UC618369  Juncus bufonius var. occidentalis John Thomas Howell 1937-7-21 13231 Trinity Big Flat Comment
  JEPS102244  Juncus covillei L. P. Janeway 2001-7-15 7335 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. Around edge of small pond just above the spring. 1390 Comment
Read comments
Dec 13 2006
  HSC12655  Juncus drummondii William J. Ferlatte, Alice Q. Howard 1970-8-11 1305 Trinity N side of Thompson Peak above Grizzly L. 2500 Comment
  RSA0069361  Juncus dudleyi Dean W. Taylor 2014-9-21 21565 Trinity Lower Trinity River watershed; ca. 3.3 air miles NNW of Douglas City; along un-named tributary to the Trinity River confluent at River Mile ca. 87.5. 750 Comment
  RSA50257  Juncus dudleyi E. K. Balls 1949-7-4 13804 Trinity Chloride Mine by old cabins, above Dedrick. 915 Comment
  RSA125804  Juncus effusus subsp. pacificus Peter H. Raven, Richard Snow 1958-7-19 13587 Trinity 3.8 miles southeast of Lewiston. Comment
  CHSC82156  Juncus exiguus L. P. Janeway 2001-7-16 7355 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  CHSC70194  Juncus howellii Jennifer Whipple 1976-8-11 1677 Trinity Mount Eddy, Klamath Mountains. Meadows north of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2240 Comment
  HSC75040  Juncus howellii J. P. Smith 1979-6-15 10091 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  JEPS74605  Juncus mertensianus William J. Ferlatte, Alice Q. Howard 1970-8-11 1307 Trinity above Grizzly Lake (n side of Thompson Pk.); Trinity Alps, Thompson Pk. 2499 Comment
  HSC23430  Juncus orthophyllus Dennis Anderson 1971-7-28 5450 Trinity Vicinity of East Weaver Lake, about 1 mi. from Weaver Bally Lookout. 1921 Comment
  RSA121619  Juncus oxymeris G. D. Barbe 1955-8-3 340 Trinity At Dan Rice Creek and Scott Mountain Road, 3 miles south of Scott Mountain Forest Camp. 1387 Comment
  HSC35917  Juncus parryi J. P. Smith, J. O. Sawyer 1973-7-4 7057 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  SDSU11822  Juncus regelii D. F. Howe 1977-6-29 4956 Trinity Weaver Bally Rd. 2042 Comment
  RSA98591  Juncus regelii Henry M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort. 762 Comment
  NY790280  Keckiella corymbosa L. S. Rose 1955-7-16 55119 Trinity 1 mile west of Junction City. Trinity River, canyon sides 448.1 Comment
  RSA40414  Keckiella corymbosa Philip A. Munz 1948-8-13 12345 Trinity on Highway 229, west of Junction City. 396 Comment
  CAS-BOT-BC246194  Keckiella lemmonii G. R. Kleeberger 1880-8-1 s.n. Trinity Weaverville 1524 Comment
  CAS-BOT-BC246193  Keckiella lemmonii Rimo Bacigalupi; L. Constance; Reid Moran; R. Rodriguez; Sherwin Carlquist 1951-6-12 3381 Trinity Along the Hay Fork of the Trinity River, half mile north of Wildwood, north of State road 36 1005 Comment
  HSC78213  Kelloggia galioides John S. Palmer 1975-7-27 421 Trinity Ridgetop E of Little Bear Lake 2143 Comment
  HSC40332  Koeleria macrantha Thomas W. Nelson, James Nelson 1976-6-22 2764 Trinity Senteney Rock. 1524 Comment
  UC2016511  Lagophylla ramosissima Richard Olmstead 1986-6-20 892 Trinity Mad River National Forest. Junction of Highway 36 and South Fork Mountain Road at crest of ridge. Comment
  UC1565809  Lapsana communis R. Spellenberg 1990-7-11 10257 Trinity 2 mi se Burnt Ranch (Highway 299, 0.5 mi nw of highway crossing of Trinity River at Cedar Flat, at Little Bidden Creek) 304 Comment
  UCD106271  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-8 19089 Trinity 1/4 mi. W of bridge over S. Fork Trinity River near Highway 299, near Salyer. Comment
  RSA48213  Lathyrus lanszwertii var. tracyi Roxana S. Ferris 1948-6-11 11697 Trinity 1.5 miles above Peanut on State Hwy 36. Comment
  HSC103941  Lathyrus polyphyllus T. Leskiw 1995-5-2 47 Trinity Six Rivers National Forest; Route 4 to Forest Service Rd. 6N29C, vicinity of Ziegler Pt. and Happy Camp Mtn. in old Hawkins Timber Sale 732 Comment
  HSC101021  Lathyrus sulphureus Lisa D. Hoover 2012-6-7 24 Trinity Jones Ridge. From Hwy 36 to Rte 504 (Ruth Rd.) pass Ruth Guard Station. At Three Forks, take 27N02 onto Jones Ridge. Lost Creek Trail; 12W11. 1220 Comment
  SEINET7040268  Lathyrus sulphureus A. G. Vestal 1963-6-5 s.n. Trinity 4.3 miles south of Hayfork. Dubrakella Mtn. Quadrangle UTM Zone 10, 486136mE, 4481942mN. Comment
  HSC14758  Lathyrus tracyi D. E. Anderson 1963-5-12 2434 Trinity Near area where New River joins the Trinity River, 8 mi. E of Salyer. Comment
  HSC58503  Lathyrus tracyi Walter Overton 1979-7-18 8708 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC82486  Lathyrus tracyi Thomas W. Nelson, Jane P. Nelson 1979-5-26 4751 Trinity Along State Route 36, W side of S Fork Mtn., 1 mi. from junction with Ruth Lake Rd. Comment
  SEINET10484239  Lathyrus tracyi Worley 1985-4-19 WORLEY 29 Trinity Shasta trinity natl forest, steelbridge campground. Sec 24, t33n, r9w, shaded Woodland. Mixed conifer and oak. Yellow flowers. 536 Comment
  UCD106493  Lathyrus vestitus A. H. Murphy 1950-7-13 s.n. Trinity Davis Ranch, Upper Mad River. Comment
  HSC93751  Leersia oryzoides Gordon Leppig 1998-9-7 1096 Trinity Six Rivers National Forest, South Fork Trinity River, W bank. 213 Comment
  RSA41866  Leersia oryzoides H. C. Cantelow 1936-8-25 1670 Trinity Scott Ranch, 3 miles S of Trinity Center. Comment
  CAS-BOT-BC88794  Lepidium campestre Eugene Carter 1972-6-9 417 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 4.5 miles 868 Comment
  RSA299475  Lepidium lasiocarpum J. P. Smith 1973-5-6 6578 Trinity Blanchert Flats near Douglas City Comment
  HSC82013  Leptosiphon bolanderi Thomas W. Nelson 1979-5-13 4680 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  HSC31681  Leptosiphon ciliatus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5688 Trinity Rutledge opening, former settlement area Comment
  HSC73397  Leptosiphon pygmaeus L. Sieburth, B. Potter, S. R. Ahrens 7 Trinity Philpot Campground 808 Comment
  HSC26261  Leptosiphon rattanii Thomas W. Nelson 1971-5-9 434 Trinity Beside Rattlesnake Creek at Forest Glenn Comment
  HSC70460  Lessingia nemaclada J. P. Smith, Linda M. Barker, J. Cole 1976-7-27 8949 Trinity Shasta National Forest, Eagle Creek Campground. Comment
  UC1584309  Lessingia nemaclada Julie Kierstead 1989-7-17 89 -41 Trinity 0.5 mi ese junction Hwy. 36 (with FS Rd 29, Blue Point, Shasta-Trinity N. F., Hayford R. D.); Shasta-Trinity National Forest, Blue Point 1219 Comment
  CAS-BOT-BC341923  Lessingia nemaclada Eugene Carter 1974-9-12 900 Trinity North Fork Trinity River. Along the road in front of the old Helena House of Pleasure 426 Comment
  CAS-BOT-BC341924  Lessingia nemaclada Eugene Carter 1975-7-26 1039 Trinity North Fork Trinity River. Near Helena 426 Comment
  CAS-BOT-BC341927  Lessingia nemaclada Annie M. Alexander; Louise Kellogg 1948-8-19 5510 Trinity Trinity Mountains. Within one mile of Trinity Alps Resort 762 Comment
  CDA13484  Lessingia nemaclada G. F. Hrusa, D. Willis 1997-8-2 14082 Trinity North Coast Ranges; Highway 36, near milepost 7.1 m. E from Humboldt Co. line. 1219 Comment
  POM263774  Lessingia nemaclada C. C. Harris, S. K. Harris, J. B. Tracy 1941-9-1 1192 Trinity Burnt Ranch 450 Comment
  SEINET11810785  Lessingia nemaclada Unknown 1962-1 722 Trinity along Rt. 299, along Trinity River, 4.6 mi W of Junction City Comment
  CAS-BOT-BC58269  Leucothoe davisiae C. L. Hitchcock; J. S. Martin 1939-7-11 5409 Trinity E. shore of upper Canyon Creek Lake, ca. 11 mi. n. of Dedrick. 1981 Comment
  LA41317  Leucothoe davisiae C. L. Hitchcock; J. S. Martin 1939-7-11 5409 Trinity E shore of Upper Canyon Creek Lake, 11 mi. N of Dedrick 1981 Comment
  UC1121028  Leucothoe davisiae H. A. Jensen 1932-8-11 249 Trinity Head of Canyon Creek, Trinity National Forest Canyon Creek; Trinity National Forest, Canyon Creek 1737 Comment
  UCD101585  Lewisia cotyledon var. heckneri Joseph M. DiTomaso 1975-7-17 21 Trinity Trinity Alps, above Emerald Lake. 1706 Comment
  HSC24193  Lewisia leeana D. E. Anderson 1971-7-28 5480 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  UC199529  Lewisia leeana Annie M. Alexander and L. Kellogg 1911-7-24 Trinity Slope from Twin to Thompson Pk. Comment
  RSA66412  Lewisia nevadensis P. A. Munz 1951-7-21 16769 Trinity Head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  UC420635  Lewisia triphylla Mrs. M. H. Manning 1901-1 25 Trinity Trinity Summit Comment
  CAS-BOT-BC227719  Ligusticum californicum Eugene Carter 1975-6-18 967 Trinity North Fork Trinity River. Along trail south of Raymond Flat 701 Comment
  HSC78710  Ligusticum californicum John S. Palmer 1973-8-3 137 Trinity Bear Lakes Area, W side of Big Bear Lake 1768 Comment
  SEINET10972964  Ligusticum californicum Mary Susan Taylor 1980-8-26 Taylor 3313 A Trinity T36N R9W west center sec 1, Coffee Creek quad. Shasta-Trinity Natl Forest, SE side of Panther Meadow along a creek at forest edge, ca. 100 ft N of Swift Creek trail, ca. 9 mi W of Trinity Center. 1585 Comment
  UC423439  Lilium kelleyanum Annie M. Alexander and Louise Kellogg 1911-7-8 222 Trinity North Fork Coffee Creek 1371 Comment
Read comments
Dec 13 2006
  SEINET10469572  Lilium kelleyanum Mary Susan Taylor 1980-7-22 Taylor 3158 Trinity Shasta-Trinity Natl Forest, on W side of Hwy 135 (Eagle Creek loop), in water channel opposite Eagle Creek Camp. 823 Comment
  CAS-BOT-BC130863  Lilium pardalinum Eugene Carter 1971-7-11 292 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). (north bank) of Backbone Creek, 1 mi. east of Keystone Flat 914 Comment
  RSA0092979  Lilium pardalinum Bonnie C. Templeton 1957-06 s.n. Trinity Coffee Creek Canyon. Comment
  RSA50264  Lilium pardalinum E. K. Balls 1949-7-3 13788 Trinity Trail to right above Bear Creek, above Dedrick. 1067 Comment
  HSC45246  Lilium pardalinum subsp. pardalinum Thomas W. Nelson, Jane P. Nelson 1977-7-30 3671 Trinity Along the N side of Mule Ridge 1524 Comment
  HSC54067  Lilium pardalinum subsp. pardalinum Walter Overton 1979-7-17 8115 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  CHSC110779  Lilium pardalinum subsp. shastense Dean Wm. Taylor 2012-7-20 21284 Trinity Klamath Mountains. Trinity Mountains; Grouse Lake, outlet stream of the lake. 1783 Comment
  CHSC30172  Lilium rubescens M. S. Taylor 1980-7-1 3015 Trinity 0.5 mi w of Hwy 3, on s side of Swift Creek Rd, ca. 0.5 mi w of Trinity Center. 822 Comment
  HSC66344  Lilium rubescens M. S. Taylor 1980-7-1 3015 Trinity S side of Swift Creek Rd., 0.5 mi. E of Hwy. 3 and Trinity Center at turn where Osprey nest is viewed 823 Comment
Read comments
May 14 2014
  RSA50267  Lilium rubescens E. K. Balls 1949-7-3 13790 Trinity Trail to right above Bear Creek, above Dedrick. 1220 Comment
  UC423449  Lilium rubescens H. S. Yates 1914-6-30 472 Trinity Upper Rush Creek Comment
  JEPS62033  Lilium washingtonianum subsp. purpurascens W. L. Jepson 1902-7-22 2092 Trinity trail to Salmon Summit Comment
  UCR40056  Linaria genistifolia subsp. dalmatica M. Mayer, Dave Bjornbak, Steve Meredith 1985-4-20 10 Trinity Shasta-Trinity National Forest, Steelbridge Campground 537 Comment
  HSC39012  Linnaea borealis subsp. longiflora J. P. Smith, J. O. Sawyer 1975-6-22 8218 Trinity Granite Canyon Creek. 701 Comment
  CHSC69000  Linnaea borealis var. longiflora Vernon Oswald; Lowell Ahart 1997-7-17 8762 Trinity Forest Route 30 southeast of Ruth Reservoir at Texas Chow Creek 975 Comment
  UCSB12729  Listera convallarioides Dearing, Hugh; Dearing, Margaret 1939-6-28 Trinity near Forest Glen Comment
  UC511324  Lithocarpus densiflorus Lyman Benson 1930-7-18 2197 Trinity Weaverville Inner North Coast Mt. Range (summit on highway toward Redding) 914 Comment
  RSA597180  Lithocarpus densiflorus var. densiflorus Louis C. Wheeler 1950-8-10 6773 Trinity Up Grade Mine, New River. Comment
  RSA20747  Lithophragma campanulatum Carl B. Wolf 1937-6-20 8952 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  HSC28815  Lithophragma glabrum J. P. Smith 1973-4-21 6258 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC74241  Lithophragma heterophyllum M. A. Baker 1980-7-10 2701 Trinity Near Senteney Rock 1554 Comment
  HSC35125  Lithophragma heterophyllum John S. Palmer 1975-5-17 337 Trinity SE-facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  HSC35683  Lithophragma heterophyllum J. P. Smith, J. O. Sawyer 1973-7-4 7073 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC69939  Logfia filaginoides Thomas W. Nelson 1978-5-27 4058 Trinity Along trail to Red Mountain. 122 Comment
  HSC58444  Lolium perenne G. L. Clifton 1979-7-16 7860 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  HSC58471  Lolium perenne Walter Overton 1979-7-17 8172 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC58514  Lolium perenne Walter Overton 1979-7-18 8758 Trinity Near Van Horn Creek, close to the town of Mad River 1067 Comment
  HSC63812  Lomatium californicum M. A. Baker 1979-7-3 977 Trinity 30 m above E bank of the Van Duzen River Comment
  UC709389  Lomatium dasycarpum subsp. dasycarpum Joseph P. Tracy 1941-6-29 16922 Trinity along Van Duzen R. opposite Mad River Rock; Van Duzen R. 975 Comment
  HSC83424  Lomatium dasycarpum subsp. dasycarpum J. M. DiTomaso 1976-5-15 442 Trinity Douglas City, 7 mi. E of Weaverville 610 Comment
  SEINET10495660  Lomatium dasycarpum subsp. dasycarpum Botany 118 1985-4-20 BOTANY 118 COLLECTION UMO 176592 Trinity Road bank 0.5 mile north of Hwy 299 along road to Steelbridge Campground. Steep, exposed road bank. Weedy area. 546 Comment
  HSC71517  Lomatium dissectum var. dissectum M. A. Baker 1980-7-1 2520 Trinity Near Hayden Roughs. 1402 Comment
  HSC33183  Lomatium dissectum var. dissectum Thomas W. Nelson Trinity Black Lassic Area. Black Lassic elev. 5900 Comment
  CAS-BOT-BC211137  Lomatium engelmannii Alice Eastwood; John Thomas Howell 1937-6-25 4969 Trinity Between Eagle and Bear Creeks - Trinity River Canyon Comment
  HSC55429  Lomatium macrocarpum G. L. Clifton 1979-7-16 7894 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC68772  Lomatium macrocarpum Thomas W. Nelson, Jane P. Nelson 1980-6-19 5658 Trinity Shasta-Trinity National Forest, along FS 29N58, Rattlesnake Ridge, at junction with FS 30N29 1341 Comment
  HSC70532  Lomatium macrocarpum M. A. Baker 1980-7-10 2683 Trinity Near Senteney Rock 1554 Comment
  HSC98478  Lomatium macrocarpum Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2963 Trinity 82 mi. W of Redding, Shasta-Trinity National Forest, on trail to Limestone Ridge 1816 Comment
  CDA38465  Lomatium macrocarpum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2722 Trinity One-eye Flat south of Trinity River bridge, 0.4 mile north of Coffee Creek Road, west side of Hwy 3, north of Trinity Center. Comment
  CHSC30148  Lomatium nudicaule M. S. Taylor 1980-6-11 2848 Trinity On e side of Underwood Mt Rd (5N09), ca. 1/2 mi e of its jct with Trinity Hwy (299) at Burnt Ranch, on e-facing slope in open wooded slope. 396 Comment
  HSC49689  Lomatium nudicaule J. O. Sawyer, R. J. Cole 1978-4-20 3094 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC66349  Lomatium nudicaule M. S. Taylor 1980-6-11 2848 Trinity E side of Underwood Mtn. Rd., 1/2 mi. E of its junction with Hwy. 299 at Burnt Ranch 396 Comment
  JEPS111037  Lomatium tracyi Sue Pappalardo 1995-6-28 733 Trinity Hayfork Ranger District; Above Indian Valley Creek. Northside of FS road 2N29, 0.25 miles N of junction with FS road 2N42. Serpentine. 1200 Comment
  UC1482563 Image available Lomatium tracyi Thomas W. Nelson and Jane P. Nelson 1980-6-20 5683 Trinity Dubakella Quad. Trinity National Forest, above road 29N55 at junction with spur road; 5.6 miles south of junction with State Route 36. Comment
  UC314627  Lomatium tracyi Joseph P. Tracy 1923-6-28 6369 Trinity Northern Coast Ranges, Burnt Ranch 457 Comment
  UCD127719  Lomatium triternatum James P. Smith 1973-5-6 6589 Trinity Blanchert Flats near Douglas City. Comment
  HSC73375  Lomatium utriculatum R. York 1980-5-25 760 Trinity Near Shannon Butte 701 Comment
  RSA661468  Lomatium vaginatum Vasu Dev, Barbara Dev 2001-6-11 s.n. Trinity Along the Mad River at 7 mile marker on Rd 511 south from its junction with Hwy 36, on the river side of the road. 843 Comment
  CAS-BOT-BC240654  Lonicera hispidula Eugene Carter 1974-7-4 851 Trinity Salmon-Trinity Alps and vicinity. At the start of the Hobo Gulch Road 518 Comment
  CAS-BOT-BC240657  Lonicera hispidula Mrs. H. C. Cantelow 1935-6-13 857 Trinity Nr. Weaverville Comment
  CAS-BOT-BC240856  Lonicera interrupta Joseph P. Tracy 1923-6-29 6432 Trinity Hay Fork [Hayfork] Mountain, near Summit on Weaverville Road 1097 Comment
  RSA50273  Lotus crassifolius E. K. Balls 1949-7-4 13796 Trinity Below Chloride Mine, trail to Dedrick. 915 Comment
  SFV18617  Lotus heermannii var. orbicularis T. W. Nelson, J. P. Nelson 1990-7-13 8767 Trinity Along State Route 299, 2.5 miles from Shasta Trinity line at Cal-Trans rock storage facility. 762 Comment
  HSC27433  Lotus humistratus J. P. Smith 1973-4-7 6013 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC35873  Lotus humistratus Thomas W. Nelson, James Nelson, Jane P. Nelson 1975-7-20 2088 Trinity Brown's Canyon Campground Comment
  SEINET8721488 Image available Lotus humistratus Helen K. Sharsmith 1953-1 4370 Trinity Forest-Glen-Peaut road 4.2 miles west of Cold Springs, Trinity National Forest. 1158 Comment
  UC1197285  Lotus nevadensis var. nevadensis Joseph P. Tracy 1913-6-24 4318 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  UC922625  Lotus oblongifolius var. oblongifolius Annie M. Alexander and Louise Kellogg 1948-8-21 5518 Trinity w side Morris Meadow; Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  JEPS79927  Lotus pinnatus Joseph P. Tracy 1927-5-14 8022 Trinity vicinity Salyer (in Donohue's field); Northern Coast Ranges 182 Comment
  JEPS98746  Lotus purshianus var. purshianus Maria Ulloa-Cruz 1995-7-28 244 Trinity Long Gulch Shasta-Trinity National Forests, Hayfork Ranger District 1051 Comment
  HSC76178  Lotus unifoliolatus var. unifoliolatus G. L. Clifton, Muth 1979-7-18 8874 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  HSC76443  Lotus unifoliolatus var. unifoliolatus Athy Ferguson 1981-7-9 8112 Trinity Near Duncan Ranch 960 Comment
  HSC35919  Lotus unifoliolatus var. unifoliolatus J. P. Smith, J. O. Sawyer 1973-7-4 7059 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  CAS-BOT-BC140215  Luetkea pectinata P. A. Munz 1951-7-21 16766 Trinity Fisher Ridge, North Yolla Bolly Mts. 2194 Comment
  CAS-BOT-BC342535  Luina hypoleuca H. M. Pollard 1953-8-22 s.n. Trinity Scenic Trail, above Trinity Alps Resort 1371 Comment
  SBBG3512  Lupinus H. and M. Dearing 1938-6-28 3734 Trinity Mad River Camp Comment
  SEINET10484511  Lupinus adsurgens Thomas W. Nelson, Jane P. Nelson 1979-5-26 Nelson 4750 Trinity Along state route 36 w side of south fork mountain ca 1 mile From junction with ruth lake road Comment
  RSA20749  Lupinus adsurgens var. adsurgens C. B. Wolf 1937-6-20 8954 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on Road to Ruth. 457 Comment
  HSC74024  Lupinus adsurgens var. lilacinus R. York 1980-5-24 708 Trinity Near Long Ridge. 1036 Comment
  SEINET200074  Lupinus albicaulis A. R. Kruckeberg 1954-8-10 3745 Trinity Salmon-Trinity Primitive Area; 1 mile below Portuguese Camp, Trinity Alps, along trail to Emerald Lake from Morris Meadows. 408 Comment
  HSC89713  Lupinus albicaulis Collin Dillingham, Robin Lewellyn, Scott Hill 1989-4-29 51 Trinity Burnt Ranch Campground 396 Comment
  SEINET5327611  Lupinus albicaulis E. K. Balls 1949-7-1 13743 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick. 1372 Comment
  SBBG8938  Lupinus albifrons H. and M. Dearing 1939-6-24 3704 Trinity Mad River Public Camp, E of Bridgeville Comment
  UCR3578  Lupinus albifrons var. collinus Frank C. Vasek 1964-8-5 640805- 06 Trinity [Trail below] saddle to North Yolla Bolly Peaks, just west of county line Comment
  HSC47762  Lupinus albifrons var. flumineus Thomas W. Nelson, J. P. Smith 1978-5-6 3989 Trinity Blue Point 1555 Comment
  HSC51213  Lupinus andersonii G. L. Clifton, Overton 1979-6-4 4046 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  CHSC32229  Lupinus antoninus James Jokerst 1980-8-20 1097 Trinity North Coast Range. Near Solomon Peak. [Latitude on label (22 degrees 46' 2' N) is very incorrect. Substituted value is for Solomon Peak on the Yolla Bolly SW quad.] Comment
Read comments
Mar 22 2007
  HSC45780  Lupinus bicolor Brad Klipfel 1975-5-3 585 Trinity Grays Falls along N side of the Trinity River Comment
  HSC85453  Lupinus bicolor Andrew Buchanan 1986-4-19 11 Trinity Burnt Ranch Campground. Hwy. 299 about 200 yd. E of entrance. Comment
  HSC35078  Lupinus bicolor Pamela Bruce 1975-5-17 37 Trinity Humboldt Meridian; along Hwy. 299 at the Hayden Flat Campground 390 Comment
  HSC37485  Lupinus bicolor M. G. Schmidt 1976-5-3 3 Trinity By Fairgrounds, 1/4 mi. W of Hayfork. Comment
  RSA31693  Lupinus bicolor subsp. tridentatus A. A. Heller 1914-4-1 11255 Trinity Marysville Buttes Comment
  CAS-BOT-BC187869  Lupinus chamissonis Harry S. Yates 1911-7-1 122 Trinity Trinity Forest 365 Comment
  CAS-BOT-BC215348  Lupinus croceus Elizabeth McClintock 1956-6-16 s.n. Trinity Road along Coffee Creek, above Coffee Creek Ranch Comment
  HSC40553  Lupinus croceus J. O. Sawyer, J. P. Smith, Kevin Sawyer 1974-6-25 2576 Trinity Along trail to Granite Lake 1372 Comment
  HSC47252  Lupinus croceus J. P. Smith 1976-5-20 8735 Trinity Confluence of Bear Creek and Trinity River 915 Comment
  UCD107616  Lupinus croceus Joseph M. DiTomaso 1975-7-11 118 Trinity Trinity Alps, at junction of Bear Basin and Swift Creek Trails. 1554 Comment
  HSC45294  Lupinus densiflorus Brad Klipfel 1975-5-18 607 Trinity Along Hwy. 299 S of Weaverville Comment
  HSC14884  Lupinus densiflorus var. densiflorus R. Spellenberg 1964-6-16 431 Trinity 1 mi. E of Cedar Flat, near Burnt Ranch Comment
  CHSC98802  Lupinus latifolius Julie Kierstead Nelson; S. Erwin, J. Paulo, S. Hee, L. Woolley 2006-6-20 2006 -39 Trinity Hackney Spring, Wild Mad Road 30. Grassland up slope west of road, 1300 Comment
  HSC75610  Lupinus latifolius J. O. Sawyer, D. A. Thornburgh 1980-9-15 4098 Trinity Proposed Ruth Research Natural Area 1372 Comment
  HSC23440  Lupinus latifolius subsp. latifolius D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5257 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  UC503020  Lupinus latifolius var. latifolius Joseph P. Tracy 1927-5-14 8017 Trinity vicinity Salyer; Northern Coast Ranges, vicin of Salyer 182 Comment
  UC195175  Lupinus lepidus var. lobbii Annie M. Alexander and Louise Kellogg 1911-7-24 292 Trinity Twin to Thompson Pk; Twin to Thompson Pk 2316 Comment
  HSC69971  Lupinus leucophyllus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4231 Trinity Along Hwy. 3, 0.25 mi. E of Hayfork Summit 1037 Comment
  UC1553484  Lupinus luteolus E. Dean 1988-6-24 79 Trinity along highway 3 between Hayfork Summit and town of Hayfork ca 8 rd mi e Hayfork; between Hayfork Summit and town of Hayfork 853 Comment
  HSC98418  Lupinus lyallii Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2964 Trinity 82 mi. W of Redding, Shasta-Trinity National Forest, on trail to Limestone Ridge 1816 Comment
  HSC30179  Lupinus lyallii William J. Ferlatte, Alice Q. Howard 1970-8-11 1301 Trinity Ridge W of summit 2591 Comment
  JEPS88988  Lupinus microcarpus var. densiflorus Sue Pappalardo 1993-5-20 386 Trinity along State Highway 3 about halfway between Hayfork and Weaverville near (above) Browns Creek, Hoosimbim Mtn, Quad. (649-3) Browns Creek; Shasta-Trinity National Forests 550 Comment
  CHSC111621  Lupinus microcarpus var. densiflorus Sue Pappalardo 1993-5-20 386 Trinity Along State Hwy 3 about halfway between Hayfork and Weaverville near (above) Browns Creek. 550 Comment
  HSC51036  Luzula comosa G. L. Clifton, Overton 1979-6-3 3877 Trinity Near Hettenshaw Valley, close to town of Alderpoint. 884 Comment
  HSC73438  Luzula comosa Gail Newton 1980-7-9 1112 Trinity Near Shanty Creek. 1113 Comment
  HSC90032  Luzula comosa Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-17 8 Trinity 2.8mi W of Gray's Falls Campground on Hwy. 299, Icebox Creek 280 Comment
  RSA276670  Luzula divaricata William J. Ferlatte, Alice Q. Howard 1970-8-11 1302 Trinity Trinity Alps: North side of Thompson Peak, above Grizzly Lake. 2500 Comment
  UC1152124  Luzula macrantha Joseph P. Tracy 1941-3-26 16837 Trinity Northern Coast Ranges. Mouth of South Fork of Trinity River near town (vicinity Salyer) 182 Comment
  UC1563906  Luzula macrantha Barbara Ertter with Thomas J. Delendick 1987-5-16 6953 Trinity Highway 299 ca 23 mi E of Berry Summit on Highway 299 Comment
  UC796440  Luzula subsessilis Roxana S. Ferris and Laura Lorraine 1948-6-11 11679 Trinity Junction of Mad River, Rock Lookout Station Road and State Highway 36, ca 24 mi E of Bridgeville, 6 Rivers National Forest Comment
  HSC69996  Lythrum hyssopifolia Thomas W. Nelson, Jane Nelson 1978-6-21 4216 Trinity Along Trinity River flood plain ca. 100 m above the mouth of Indian Creek. 488 Comment
  HSC97701  Machaeranthera canescens var. shastensis Thomas W. Nelson, Shauna Hee 2006-8-4 9464 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  RSA42060  Madia bolanderi H. C. Cantelow 1936-8-24 1574 Trinity Summit of Scott Mt. 1631 Comment
  CAS-BOT-BC344058  Madia elegans M. S. Taylor; T. Nelson 1980-8-21 3280 Trinity At jct of 29N59 and 29N73, ca. 0.3 mi n of Seven Up Cedars 1432 Comment
  HSC5972  Madia elegans R. Spellenberg 1965-6-15 1141 Trinity 100 yds. N of Hidden Lake, Underwood Mtn., SW of Burnt Ranch. Comment
  OBI15731  Madia elegans Carl B. Wolf 1937-6-20 8957 Trinity North Coast Range, 4-2/10 mi S of Zenia on Covelo Rd Comment
  UC775061  Madia elegans Carl B. Wolf 1937-6-20 8957 Trinity on Covelo Road 4 2/10 mi s Zenia; North Coast Range 914 Comment
  HSC35912  Madia exigua Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1932 Trinity Brown's Canyon Campground. Comment
  HSC39017  Madia exigua J. P. Smith, J. O. Sawyer 1975-6-22 8226 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  HSC69947  Madia exigua Thomas W. Nelson, Jane P. Nelson 1978-6-21 4226 Trinity Along S.R. 3 ca. 1/4 mi. E of Hay Fork Summit Comment
  JEPS77663  Madia glomerata William J. Ferlatte 1976-9-21 1837 Trinity at se side Lake Martin (on e side of Coffee Creek); Trinity Alps, Head of Coffee Creek, Big Flat 1524 Comment
  CAS-BOT-BC343480  Madia gracilis Joseph P. Tracy 1935-8-3 14481 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC343481  Madia gracilis H. M. Hall 1909-7-1 8550 Trinity Salmon Mountains. Nash Mine, Coffee Creek 1249 Comment
  CHSC93259  Madia gracilis B. Castro; L. Janeway 1996-7-7 679 Trinity Ca 0.3 air mi due N of top of Trinity Mtn, in upper end of Van Ness Ck, along USFS Rd 34N31 ca 0.4 mi W of its jcn with Van Ness Rd. On NW-facing road cutbank. 1070 Comment
  HSC72727  Madia gracilis Gail Newton 1980-7-2 891 Trinity Near Swim Ridge 1341 Comment
  HSC82007  Madia gracilis Thomas W. Nelson, Jane P. Nelson 1979-6-15 4840 Trinity Mouth of Bear Creek 915 Comment
  UCD134282  Madia gracilis Joseph M. DiTomaso 1976-7-7 575 Trinity Trinity Alps, just west of Mumford Meadows on Swift Creek Trail. 1645 Comment
  RSA293091  Madia stebbinsii Thomas W. Nelson, Jane P. Nelson 1980-6-22 5746 Trinity Shasta-Trinity National Forest. along road 29N28, 7 miles S of jct with State Route 36 and 1 mile from Goat Camp. 1372 Comment
  SEINET3860375  Madia stebbinsii Thomas W. Nelson, Jane P. Nelson 1978-6-23 4382 Trinity Dubakella Mountain Quadrangle. Along Forest Service Roads 29 & 3; just N of East Fork of Smokey Creek.; 0 1402 Comment
  CHSC3330  Maianthemum racemosum Robert L. Smith 1966-5-14 41 Trinity 7-9 miles E of Weaverville, on Highway 299. Comment
  HSC45002  Maianthemum racemosum subsp. amplexicaule J. P. Smith 1973-4-7 5952 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC73802  Maianthemum racemosum subsp. amplexicaule M. A. Baker 1980-7-1 2508 Trinity Near Hayden Roughs. 1402 Comment
  CAS-BOT-BC511540  Maianthemum racemosum subsp. amplexicaule C. G. Phillips; L. Cole; S. A. Haultain; K. B. Barrows 1984-5-12 54 Trinity Dubakella Mtn.; Philpot Campground, aprox. 3 miles W of Peanut. 979 Comment
  CAS-BOT-BC511541  Maianthemum racemosum subsp. amplexicaule Elizabeth McClintock 1956-6-16 s.n. Trinity Small stream above Coffee Creek, back of Coffee Creek Ranch house. Comment
  CAS-BOT-BC511545  Maianthemum racemosum subsp. amplexicaule L. B. Kildale 1931-8-30 s.n. Trinity New River road 7 miles east of Irving Junction Comment
  CAS-BOT-BC347585  Malacothrix floccifera L. B. Kildale 1930-10-5 10450 Trinity Van Duzen River near Cobbs Comment
  UC175459  Malacothrix floccifera Joseph P. Tracy 1913-6-24 4288 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges 914 Comment
  CHSC114622  Malacothrix floccifera Susan Pappalardo 1993-6-9 428 Trinity Hayfork Ranger District. Southwest of county road 316 and forest service road 3N27, near Hyampom. 900 Comment
  RSA20734  Malacothrix floccifera C. B. Wolf 1937-6-20 8939 Trinity North Coast Range, Van Duzen Road to Hettinshaw Valley, 9.5 mi. above Eureka - Red Bluff Road. 762 Comment
  RSA256727  Marah oregana Jim Sauser 1975-5-17 61 Trinity Trail to Denny at the confluence of New River and Trinity River; Humboldt Meridian. 310 Comment
  SEINET200363 Image available Melica fugax Joseph P. Tracy 1942-7-2 17379 Trinity South Fork Mountain Gravelly flat known as the 'Race Track'. 1676 Comment
  CAS-BOT-BC281396  Melica harfordii David D. Keck 1944-7-10 5472 Trinity Muldoon Gulch, 3 miles W of Wildwood 1036 Comment
  SEINET200331 Image available Melica harfordii Joseph P. Tracy 1935-8-5 14568 Trinity Devil's Canyon Mtns. at head of White's Creek. 2134 Comment
  UC249874  Melica harfordii Joseph P. Tracy 1923-6-28 6391 Trinity Burnt Ranch North Coast Ranges 457 Comment
  HSC249  Melica stricta William J. Ferlatte 1967-8-17 976 Trinity Ridge between Landers Lake and Union Lake. 2134 Comment
  CAS-BOT-BC264201  Melica subulata Eugene Carter 1973-5-29 539 Trinity At mouth of Pfeiffer Gulch, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1047 Comment
  CAS-BOT-BC264202  Melica subulata Joseph P. Tracy 1935-8-3 14474 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC264200  Melica subulata Peter H. Raven; R. Snow 1958-7-20 13625 Trinity Along creek, 5.3 miles south-west of Denny Post Office Comment
  HSC46026  Melilotus albus Catherine Chin 1978-6-26 85 Trinity 3 mi. along New River Trail from Grays Falls Campground. Comment
  HSC56811  Mentha pulegium G. L. Clifton, Muth 1979-7-18 8582 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  RSA0011261  Mentha spicata H. S. Yates 1914-8-3 562 Trinity Weaverville 671 Comment
  UC630629  Mentzelia laevicaulis var. laevicaulis Joseph P. Tracy 1939-9-4 16479 Trinity 3 mi above Low Gap; Van Duzen River 792 Comment
  HSC58439  Microseris nutans G. L. Clifton 1979-7-16 7809 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC81876  Microseris nutans Thomas W. Nelson, Dave Gordan 1980-5-7 5174 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  HSC46001  Microsteris gracilis J. P. Smith 1973-5-6 6611 Trinity Blanchert Flats near Douglas City Comment
  RSA245022  Microsteris gracilis subsp. gracilis J. P. Smith 1973-4-21 6274 Trinity Along Coffee Creek Road leading to Coffee Creek Ranch. 610 Comment
  HSC46836  Mimulus alsinoides William J. Ferlatte 1968-6-9 1151 Trinity Packers Peak 2073 Comment
  RSA21144  Mimulus breweri Carl B. Wolf 1937-8-12 9172 Trinity North Coast Range, South Fork Mt., 5.7 mi so. of Cold Spring Lookout 1372 Comment
  RSA66865  Mimulus breweri P. A. Munz 1951-7-22 16821 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  UC2046550  Mimulus breweri William J. Ferlatte 1974-8-16 1665 Trinity upper end of Siligo Meadows Comment
  HSC72550  Mimulus guttatus Gail Newton 1980-7-1 779 Trinity Near Hayden Roughs. 1250 Comment
  UC130627  Mimulus inodorus H. M. Hall July, 1909 8555 Trinity Coffee Creek Salmon Mountains 1219 Comment
  HSC20717  Mimulus kelloggii D. E. Anderson 1963-5-12 2423 Trinity Near Trinity - New River Canyons Comment
  HSC35170  Mimulus kelloggii Ron Ralston 1975-5-17 64 Trinity Humboldt Meridian, SE facing slope on the trail to Denny at the confluence of the New River and Trinity River 310 Comment
  HSC74263  Mimulus kelloggii M. A. Baker 1980-5-25 1537 Trinity Near Shannon Butte 914 Comment
  HSC20811  Mimulus kelloggii R. Spellenberg, D. Sutherland, A. Sylvester 1966-3-27 1373 Trinity About 1/10 mi. downstream from the mouth of New River along the Trinity River. Near Burnt Ranch Comment
  HSC26807  Mimulus kelloggii Thomas W. Nelson 1971-4-24 405 Trinity Along the New River Trail Comment
  HSC70096  Mimulus latidens Thomas W. Nelson, Jane P. Nelson 1978-6-22 4303 Trinity Along branch road off Dubakella Rd., 2 mi. from junction with Red Mtn. Motorway 1555 Comment
  JEPS87866  Mimulus layneae Vernon H. Oswald and L. Ahart 1994-6-14 6269 Trinity Forest Road 25 w of Castella (on n side of East Fork Trinity River, e of its junction with Mumbo Creek); East Fork Trinity River 1097 Comment
  UC582835  Mimulus layneae P. A. Munz 1936-8-12 14370 Trinity 12 mi e Forest Glen 1005 Comment
  HSC99272  Mimulus layneae D. M. Thompson 1989-7-2 1031 Trinity W of Peanut. Across paved road from gravel road leading to Philpot Campground 884 Comment
  RSA20737  Mimulus layneae Carl B. Wolf 1937-6-20 8942 Trinity North Coast Range, Van Duzen Road to Hettinshaw Valley, 9.5 mi. above Eureka - Red Bluff Road. 762 Comment
  SDSU153  Mimulus layneae David M. Thompson 1989-6-30 1027 Trinity Trinity Lake at Struart Fork of Trinity River. 0.6 mile S of bridge over Stuart Fork along Trinity Alps Road, 0.7 mile N Hwy 3. T35N R9W, SE1/4 SW1/4 S27. 866 Comment
  UC446450  Mimulus microphyllus Annie M. Alexander and L. Kellogg 1911-7-8 236 Trinity N. Fk. Coffee Cr. Comment
  UC582715  Mimulus moniliformis Joseph P. Tracy 1935-8-7 14615 Trinity at head White's Creek; Devil's Canyon Mts. 2072 Comment
  HSC90983  Mimulus moschatus Jennifer Whipple 1977-8-3 2124 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC90997  Mimulus moschatus Jennifer Whipple 1977-7-7 1947 Trinity Near Deadfall Lake. 2195 Comment
  HSC90999  Mimulus moschatus Jennifer Whipple 1977-7-19 1972 Trinity Near the Upper Deadfall Lakes. 2317 Comment
  UCR123913  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2001-7-8 6924 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC40563  Mimulus nanus var. nanus Thomas W. Nelson, Jane Nelson 1976-6-22 2772 Trinity On Senteney Rock 1524 Comment
  UC1586884  Mimulus pilosus Juha Pykala and D. H. Norris 1987-6-15 1768 Trinity about 1 mi from top; Dubakella Mountain 1400 Comment
  UCD101217  Mimulus primuloides var. linearifolius Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Lower Deadfall Lake at the base of Mount Eddy. 2220 Comment
  RSA49926  Mimulus primuloides var. linearifolius E. K. Balls 1949-7-6 13856 Trinity Trinity River, 1 mile beyond Eagle Creek, north of Trinity Center. 793 Comment
  HSC12665  Mimulus tilingii William J. Ferlatte, Alice Q. Howard 1970-8-9 1292 Trinity Boulder Creek Lakes, Trinity Alps 1890 Comment
  HSC41208  Minuartia decumbens Thomas W. Nelson, Jane Nelson 1977-7-4 3630 Trinity Along N side of Mule Ridge 1524 Comment
  HSC23630  Minuartia douglasii J. O. Sawyer 1970-5-23 2544 Trinity Above New River 244 Comment
  HSC67298  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-17 5516 Trinity Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground 915 Comment
  HSC68760  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-17 5527 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  HSC70184  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1978-6-23 4322 Trinity Along FS Rd. 30, 1 mi. S of junction with SR 36 Comment
  HSC72729  Minuartia douglasii Gail Newton 1980-7-2 894 Trinity Near Swim Ridge 1341 Comment
  HSC73900  Minuartia douglasii R. York 1980-5-24 645 Trinity Near Long Ridge. 1036 Comment
  UC1584304  Minuartia douglasii Julie Kierstead 1989-7-17 89 -43 Trinity directly across road from Blue Point (1/2 mi ese of junction Hwy 36 w/ FS rd. 29); Shasta-Trinity N.F. 1219 Comment
  UC796567  Minuartia douglasii Roxana S. Ferris and Laura Lorraine 1948-6-11 11689 Trinity 1.5 mi above Peanut (on State Hwy 36) Comment
  HSC103936  Minuartia douglasii M. S. Taylor 1980-6-17 2916 Trinity About 4 mi. S of Wildwood; on N side of Forest Service Rd 29N36A, ~0.5 mi. W of its junction with FS Rd. 29N43 1220 Comment
  RSA106759  Minuartia douglasii L. S. Rose 1955-6-13 55078 Trinity 1 mile SW of Peanut. 762 Comment
  HSC360  Minuartia nuttallii subsp. gregaria William J. Ferlatte 1967-8-17 974 Trinity Ridge between Landers Lake and Union Lake 2134 Comment
  HSC73518  Minuartia nuttallii subsp. gregaria Gail Newton 1980-7-13 1435 Trinity Near Mule Ridge 1646 Comment
  HSC74111  Minuartia nuttallii subsp. gregaria Gail Newton 1980-7-3 1011 Trinity Near Horsehead Mtn. 1753 Comment
  JEPS57156  Minuartia nuttallii subsp. gregaria L. R. Heckard 1967-8-12 1666 Trinity ridge about 2 air mi nw Mt. Eddy summit 2255 Comment
  CAS-BOT-BC174765  Minuartia nuttallii var. gracilis H. C. Cantelow 1937-8-20 1834 Trinity Near head of Deer Creek where trail passes over ridge to Granite Lake 2438 Comment
  CAS-BOT-BC181118  Minuartia nuttallii var. gregaria Eugene Carter 1971-7-13 290 Trinity Keystone Meadows Helispot, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1402 Comment
  UC154145  Mitella diversifolia Mrs. M. H. Manning June, 1901 50 Trinity Trinity Summit Comment
  POM141720  Mitella trifida H. M. Hall 1909-07 8627 Trinity Union Creek. Salmon Mtns. Comment
  HSC31834  Moehringia macrophylla D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5549 Trinity Black Lassic 1738 Comment
  CAS-BOT-BC219932  Monardella breweri subsp. lanceolata Mrs. H. C. Cantelow 1935-6-13 891 Trinity 8 mi. w. of Weaverville Comment
  UCR3916  Monardella glauca Frank C. Vasek 1964-8-5 640805- 10 Trinity [Trail below] saddle to North Yolla Bolly Peaks, just west of county line Comment
  HSC34339  Monardella odoratissima J. P. Smith, J. O. Sawyer 1973-7-3 6955 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC42495  Monardella odoratissima Robert M. Specht 1977-6-30 1129 Trinity N-S running ridge with steep W slope 1631 Comment
  HSC86121  Monardella odoratissima J. O. Sawyer, B. Bingham 1984-7-14 4259 Trinity Trinity/Tehama County line. Yolla Bolly Wilderness; between Solomon Peak and Sugarloaf Mtn. Comment
  RSA790226  Monardella odoratissima Rebecca Wenk 2005-7-14 194 Trinity Trinity Alps, Coffee Creek, a couple hundred meters down the road (to the N) from Gates Cabin at the N end of the meadow. 1509 Comment
  HSC70044  Monardella odoratissima subsp. odoratissima Thomas W. Nelson, Jane P. Nelson 1978-6-22 4276 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  CAS-BOT-BC222184  Monardella odoratissima subsp. pallida John Thomas Howell 1937-7-21 13225 Trinity Big Flat Comment
  UCD125212  Monardella odoratissima subsp. pallida Joseph M. DiTomaso 1976-7-6 557 Trinity Trinity Alps, Parker Meadows on Swift Creek Trail. 1615 Comment
  UCR280842  Monardella odoratissima subsp. pallida B. Castro, L. P. Janeway 2016-8-1 2149 Trinity Klamath Ranges, Tamarack Lake, Trinity Mountains 1768 Comment
  HSC46848  Monardella odoratissima subsp. pallida William J. Ferlatte 1974-7-24 1567 Trinity Big Flat at head of Coffee Creek 1525 Comment
  RSA66403  Monardella odoratissima subsp. pallida P. A. Munz 1951-7-18 16633 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  SEINET844324  Monardella odoratissima subsp. pallida Steven P. McLaughlin 1989-1 5694 Trinity Trinity County. Trinity National Forest, along Highway 302, 2.2 miles south of Highway 3 822 Comment
  HSC54301  Monotropa hypopitys Walter Overton 1979-7-17 7714 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  CAS-BOT-BC444637  Montia chamissoi P. A. Munz 1951-7-22 16818 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 Comment
  HSC32522  Montia fontana David Johnson 1974-5-10 77 Trinity 1 mi. N of Ripstein Campground along Canyon Creek Comment
  CHSC31477  Montia parvifolia B. Williams 1979-7-24 283 Trinity 1.5 mi from trailhead on Canyon Creek trail. Shasta-Trinity NF/Weaverville RD. 1182 Comment
  SEINET10572669  Montia parvifolia Mary Merello 1993-6-21 Merello 684 Trinity Shasta-Trinity National Forest. Along Rush Creek Road (also road to Lewiston) off State Hwy. 3 NW of Weaverville. Mixed conifer-mixed hardwood forest. Disturbed. Along Rush Creek. 620 Comment
  RSA49988  Montia parvifolia E. K. Balls 1949-6-29 13666 Trinity Ripstein Camp, Canyon Creek. 793 Comment
  CAS-BOT-BC94456  Muhlenbergia andina R. C. Wenk 2005-7-19 310 Trinity along National Forest Road 17,2 miles from turnoff from Highway 3, above the Trinity River 1150 Comment
  RSA624794  Muhlenbergia andina Gordon Leppig 1998-9-7 1097 Trinity Six Rivers National Forest. South Fork Trinity River, west bank. 213 Comment
  CAS-BOT-BC264524  Muhlenbergia filiformis Joseph Tracy 1935-8-5 14550 Trinity At head of White's Creek, Devil's Canyon Mountain 2072 Comment
  HSC64944  Muhlenbergia filiformis D. L. Goforth 1979-7-25 344 Trinity Trinity Alps Wild Area. Union Creek. 1799 Comment
  POM254001  Muhlenbergia filiformis C. L. Hitchcock, J. S. Martin 1939-7-11 5402 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Mountains. 1890 Comment
  UC1116208  Myosurus Joseph P. Tracy 1942-7-3 17385 Trinity Kuntz in Van Duzen River Valley 762 Comment
  RSA120781  Narthecium californicum G. D. Barbe 1955-7-28 312 Trinity about 1 mile west of Scott Mtn Forest Camp, near Siskiyou-Trinity County line 1707 Comment
  HSC63970  Nasturtium officinale J. P. Smith, J. O. Sawyer 1971-5-23 4668 Trinity Old site of Helena, on the road to Hobo Gulch, Trinity National Forest Comment
  HSC55422  Navarretia divaricata G. L. Clifton 1979-7-16 7846 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  HSC232  Navarretia intertexta William J. Ferlatte 1967-7-24 713 Trinity Big Flat 1524 Comment
  HSC39611  Navarretia intertexta Thomas W. Nelson, James Nelson 1976-6-22 2754 Trinity Above Senteney Rock 1524 Comment
  UC130629  Navarretia intertexta H. M. Hall Jul 1909 8694 Trinity Carrville Salmon Mountains 731 Comment
  HSC42472  Navarretia leptalea Robert M. Specht 1977-6-30 1134 Trinity N-S running ridge with steep W slope 1631 Comment
  UC1347209  Navarretia linearifolia subsp. pinnatisecta John Thomas Howell 1937-7-30 13697 Trinity on road to Minersville 7 mi from Trinity Center; 7 mi from Trinity Center Comment
  CAS-BOT-BC232744  Navarretia sinistra subsp. pinnatisecta John Thomas Howell 1937-7-30 13697 Trinity 7 miles from Trinity Center on road to Minersville Comment
  CAS-BOT-BC232763  Navarretia sinistra subsp. pinnatisecta Volney Rattan 1883-6-1 s.n. Trinity Hyampom Comment
  CAS-BOT-BC232764  Navarretia sinistra subsp. pinnatisecta Alva Day; Orbelia Robinson 1984-6-29 84 -19 Trinity Highway 3, 14 miles N of Weaverville, Stony Creek (swim area). Slope between road and drainage ditch Comment
  RSA275329  Navarretia sinistra subsp. pinnatisecta Thomas W. Nelson 1976-7-9 2983 Trinity Along road 5E27; south of Senteney Rock. 1524 Comment
  HSC24127  Nemophila heterophylla J. O. Sawyer 1970-4-18 2492 Trinity Above New River. 244 Comment
  HSC35251  Nemophila heterophylla Scott M. Kruse 1975-5-17 29 Trinity On the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  HSC65641  Nemophila heterophylla J. P. Smith 1973-5-6 6615 Trinity Blanchert Flats near Douglas City Comment
  HSC59062  Nemophila heterophylla Thomas Wood 1979-4-27 132 Trinity 6 mi. E of Big Flat on Hwy. 299, N side of road 442 Comment
  HSC23559  Nemophila menziesii J. O. Sawyer 1970-4-18 2495 Trinity Above New River. 244 Comment
  HSC35261  Nemophila menziesii Ron Ralston 1975-5-17 63 Trinity Humboldt Meridian, SE facing slope on the trail to Denny at the confluence of the New River and Trinity River 310 Comment
  HSC97903  Nemophila menziesii J. Carey, A. Hong, J. Leffingwell 1995-3-11 1 Trinity 12 mi. S on S Fork Rd from its intersection with Hwy. 299, 1.5 mi. on S Fork Trail 6E23 Comment
  JEPS1496  Nemophila menziesii W. L. Jepson 1934-5-6 16667 Trinity South Fork Mt. Comment
  HSC59333  Nemophila menziesii Kenneth Clark 1979-4-29 195 Trinity Gray's Falls Campground, E of Willow Creek on Hwy. 299. N side of Trinity River at junction with the New River 305 Comment
  HSC43318  Nemophila parviflora K. Irwin 1977-7-17 325 Trinity Philpot Campground 1.2 mi. W of Peanut 762 Comment
  HSC91012  Noccaea fendleri subsp. glauca Jennifer Whipple 1977-7-5 1911 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC60599  Noccaea fendleri subsp. glauca Eugene Carter 1972-4-27 398 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 975 Comment
  RSA125677  Noccaea fendleri subsp. glauca E. K. Balls 1957-5-25 22562 Trinity 7.4 miles SW from Peanut along State Hwy 36 to Forest Glen. 1006 Comment
  SEINET3140666  Notholithocarpus densiflorus R. W. Spellenberg 1998-7-7 12493 Trinity N edge of Burnt Ranch along Hwy. 299, at Veteran's Hall Rd. 440 Comment
  HSC78285  Notholithocarpus densiflorus var. echinoides John S. Palmer 1975-6-23 391 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1463 Comment
  UCD110221  Notholithocarpus densiflorus var. echinoides Mr. J. C. Borden 1962-8-3 s.n. Trinity Blue Mountain, Weaverville. 1524 Comment
  HSC85721  Nuphar polysepala J. P. Smith 1980-8-23 10335 Trinity Shasta-Trinity National Forest, Lake Eleanor 1524 Comment
  CAS-BOT-BC140460  Oemleria cerasiformis Annie M. Alexander; Louise Kellogg 1949-6-26 5710 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area 1706 Comment
  HSC47635  Oemleria cerasiformis J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9055 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  CHSC7070  Oenothera S. Armantrout 1969-4-3 2 Trinity Off road 9 mi e of Peanuts Wildwood Pass. 1075 Comment
  CHSC31160  Oenothera elata subsp. hirsutissima M. S. Taylor 1980-7-16 3148 Trinity On e side of Canyon Creek Rd, ca. 5 mi n of Junction City of Hwy 299. 914 Comment
  RSA40417  Oenothera elata subsp. hirsutissima P. A. Munz 1948-8-13 12344 Trinity on Highway 229, west of Junction City. 396 Comment
  CAS-BOT-BC349939  Onopordum acanthium T. C. Fuller 1960-6-29 s.n. Trinity South bank of Trinity River, N/Hwy 299, just W/Indian Creek Bridge, 1.7 miles E/Douglas City Comment
  HSC356  Oreostemma alpigenum var. andersonii William J. Ferlatte 1967-8-17 967 Trinity Ridge W of Bullards Basin head 2043 Comment
  JEPS16960  Oreostemma alpigenum var. andersonii Peter H. Raven 1956-9-4 10439 Trinity near, (due w of Mt. Eddy) Deadfall Lakes; Mt. Eddy 2286 Comment
  UCD134701  Oreostemma alpigenum var. andersonii Joseph M. DiTomaso 1976-7-6 549 Trinity Trinity Alps. Parker Meadows on Swift Creek Trail. 1615 Comment
  HSC27525  Orobanche uniflora J. P. Smith 1973-4-7 5975 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  HSC34550  Orobanche uniflora Lon Hall 1975-5-18 367 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  HSC59720  Orobanche uniflora Clark L. Miller 1979-4-13 593 Trinity 0.5 mi. upstream from Grays Falls Campground on N side of Trinity River Comment
  HSC32029  Orobanche uniflora J. D. Ackerman 1974-4-28 209 Trinity Gray's Falls Campground, above Trinity River Gorge, S side at the suspension bridge ca. 0.25 mi. from the confluence of Trinity River and New River. Comment
  HSC62908  Orobanche uniflora J. M. DiTomaso 1979-4-29 917 Trinity Grays Falls on slope above Trinity River 305 Comment
  CHSC107469  Orthocarpus cuspidatus subsp. copelandii M. Simenc 2009-9-6 33 Trinity The Eddys, Klamath Ranges, Shasta National Forest. 4.4km South on Pacific Crest Trail from Parks Creek Trail Head at 42N17 rd. about 48 km from Mt. Shasta Ranger Station. 100m SW of PCT, above other trail. 2134 Comment
  HSC64971  Orthocarpus cuspidatus subsp. copelandii D. L. Goforth 1979-7-21 289 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  HSC81509  Orthocarpus cuspidatus subsp. copelandii Thomas W. Nelson, Jane Nelson 1980-7-17 6099 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  JEPS57160  Orthocarpus cuspidatus subsp. copelandii L. R. Heckard 1967-8-12 1661 Trinity 2 air miles nw Mt. Eddy summit (ridge to the e of Eddy grade divide); nw of Mt. Eddy, e of Eddy grade divide 2164 Comment
  UCD123230  Orthocarpus cuspidatus subsp. copelandii Joseph M. DiTomaso 1976-7-8 603 Trinity Trinity Alps; Parker Creek Trail, 1 mile northwest of Deer Flat junction. 1889 Comment
  SBBG26848  Orthocarpus imbricatus H. E. Parks, J. P. Tracy 1941-8-27 11516 Trinity Cold Springs area, South Fork Mtn Comment
  JEPS76195  Orthocarpus imbricatus T. I. Chuang with Fei-Mei Chuang 1977-7-20 7626 Trinity 11 3/4 mi nw from junction of Highway 36 (Cold Spring); Cold Spring 1645 Comment
  HSC55405  Osmorhiza berteroi Overton 1979-7-17 7755 Trinity Near Horse Ridge, close to the town of Mad River 1372 Comment
  HSC68590  Osmorhiza berteroi Jacqueline Greenleaf 1980-7-9 158 Trinity Near Mad River Ridge 1006 Comment
  HSC70660  Osmorhiza berteroi M. A. Baker 1980-5-25 1541 Trinity Near Shannon Butte 914 Comment
  CAS-BOT-BC183601  Osmorhiza occidentalis Eugene Carter 1975-8-19 1080 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Rattlesnake Lake Camp 1691 Comment
  UC922402  Osmorhiza occidentalis Annie M. Alexander and Louise Kellogg 1949-7-5 5781 Trinity saddle between North Yolla Bolly Mt. and Black Rock Mountain; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC68847  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-20 5703 Trinity Shasta-Trinity National Forest, end of Rd. 30N28A 1463 Comment
  JEPS76147  Packera greenei Susan Horner 1977-7-25 253 Trinity e side (below road) Road 29N55 (ne side of Dubakella Mt.); Dubakella Mt. 1524 Comment
  UC819478  Panicum capillare John Thomas Howell 1937-7-21 13219 Trinity Big Flat Comment
  CAS-BOT-BC110604  Parnassia cirrata J. K. Nelson; Martin Lenz 2004-9-2 2004 -108 Trinity Tamarack Creek Basin, west of Castle Crags, ca. 45 miles northwest of Redding. 1732 Comment
  UCD107436  Paxistima myrsinites G. F. Hrusa 1992-3-13 9378 Trinity Above Scorpion Creek. Along Bonanza King Rd. approx. 1/2 m. from intersection with State Highway 3. Comment
  SEINET9371447  Pectocarya pusilla Unknown 1980-5-19 2689 Trinity In a serpentine area WSW of Peanut on Rattlesnake Rd, Philpot Creek drainage. 0.25 mi E of jct of Rattlesnake Rd and Plummer Lookout Rd (Philpot Campground Rd) ca. 0.75 mi (1200 m) SW of Salt Creek Bridge (Hwy 3) Peanut. USGS Quadrangle: Dubakella Mtn 15 Comment
  POM368812  Pectocarya pusilla Thomas W. Nelson 1978-5-27 4081 Trinity Secret Gulch ca. 1 mile northwest of Three Forks of Mad River. 884 Comment
  HSC91019  Pedicularis attollens Jennifer Whipple 1976-8-4 1643 Trinity Near Deadfall Lake, at end of lake 2195 Comment
  UC722322  Pedicularis contorta C. L. Hitchcock, J. S. Martin 1939-7-11 5387 Trinity 11 mi n of Dedrick (w side of upper Canyon Creek Lake); Salmon-Trinity Alps 1889 Comment
  CHSC3178  Pedicularis densiflora R. D. Briggs 1966-5-14 R- 146 Trinity Eagle Creek Campground, Trinity National Forest. Comment
  SEINET12270444  Pedicularis densiflora J. P. Tracy 1950-1 18633 Trinity 3 mi SE of Kuntz, along Duzen River Comment
  JEPS66430  Pedicularis racemosa L. R. Heckard and P. Rubtzoff 1971-8-1 2692 Trinity about 1 air mi sw of summit of Mount Eddy (above e end of Middle Deadfall Lake) 2286 Comment
  HSC71512  Pellaea brachyptera M. A. Baker 1980-7-1 2532 Trinity Near Hayden Roughs. 1402 Comment
  HSC72514  Pellaea brachyptera Gail Newton 1980-7-2 954 Trinity Near N Kelsey Peak 1463 Comment
  HSC95883  Pellaea brachyptera Vernon H. Oswald, L. Ahart 1997-7-17 8751 Trinity Forest Route 29 in Trinity National Forest, 0.3 mi. NW of the W fork of Smoky Cr. 8.4 mi. S of Hwy. 36 1226 Comment
  JEPS87792  Pellaea brachyptera Vernon H. Oswald and Lowell Ahart 1994-7-11 6395 Trinity w of Dunsmuir (Forest Rd 26 (to Mt Shasta), 7.8 mi n of Castle Creek Rd (Forest Rd 25), between Mumbo Creek and Gumboot Trailhead on Pacific Crest Trail) 1914 Comment
  UC667954  Pellaea brachyptera Joseph P. Tracy 1937-7-24 15516 Trinity Devil's Hole 1676 Comment
  UC922664  Pellaea brachyptera Annie M. Alexander and Louise Kellogg 1948-8-3 5386 Trinity Dedrick, trail to Globe Stamp Mill, Canyon Creek Dedrick; Trinity Mts 762 Comment
  UC922667  Pellaea brachyptera Annie M. Alexander and Louise Kellogg 1948-8-21 5527 Trinity Morris Meadow, Stuart Fork of Trinity River Morris Meadow; Trinity Mts 1280 Comment
  POM182349  Pellaea brachyptera Joseph P. Tracy 1913-6-24 4328 Trinity Hillslopes of Mad River Valley, 6 miles above Ruth 915 Comment
  RSA686804  Pellaea brachyptera T. R. Pray 1959-06 1530 Trinity Trinity Mountains Comment
  JEPS74456  Penstemon anguineus W. J. Ferlatte 1967-7-24 703 Trinity Big Flat , Big Flat (Trinity Alps) 1524 Comment
  NY571175  Penstemon azureus var. azureus C. L. Hitchcock 1939-7-12 5351 Trinity 6 miles north of Dedrick on Canyon Creek Trail, Salmon-Trinity Alps 1219.2 Comment
  UC774986  Penstemon azureus var. azureus Carl B. Wolf 1937-8-11 9150 Trinity 0.2 below Mad River Store; North Coast Range, Upper Mad River 609 Comment
  SEINET200703 Image available Penstemon azureus var. parvulus Joseph P. Tracy 1930-6-29 8804 Trinity Near Ruth. Rocky bar along Mad River 792 Comment
  HSC20986  Penstemon deustus D. E. Anderson 1963-5-12 2420 Trinity Near Trinity - New River Canyons Comment
  HSC53  Penstemon deustus William J. Ferlatte 1966-7-1 175 Trinity Boulder Creek basin, tributary to Canyon Creek 1707 Comment
  JEPS74558  Penstemon deustus William J. Ferlatte 1969-6-26 1187 Trinity Packers Pk Trinity Alps, Packers Pk 1981 Comment
  RSA66395  Penstemon deustus subsp. deustus Philip A. Munz 1951-7-18 16625 Trinity N slope of N Yolla Bolly Peak in N Yolla Bolly Mtns. Line of Tehama Co-Trinity Co. 1982 Comment
  RSA78415  Penstemon deustus subsp. deustus Philip A. Munz 1952-6-29 17842 Trinity Grizzly Creek, branch of North Fork of Trinity River, North of Helena. 1037 Comment
  HSC35963  Penstemon heterophyllus subsp. purdyi Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1946 Trinity S of Brown's Canyon Campground Comment
  NY601688  Penstemon heterophyllus var. heterophyllus J. P. Tracy 1930-6-29 8804 Trinity Near Ruth. Rocky bar along Mad River. 792.5 Comment
  HSC21006  Penstemon laetus subsp. sagittatus J. F. Knezevich 1967-7-8 340 Trinity NW of French Bar on Hwy. 299, 2 mi. up the road to Brushy, Big and Green Mtns. from the junction of the road going to Salt Log Springs Comment
  UCD124298  Penstemon newberryi Joseph M. DiTomaso 1975-6-17 19 Trinity above Emerald Lake. 1706 Comment
  UCD124299  Penstemon newberryi Joseph M. DiTomaso 1975-7-1 84 Trinity Trinity Alps; above Emerald Lake. 1706 Comment
  HSC55427  Penstemon newberryi subsp. berryi G. L. Clifton 1979-7-16 7875 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC66290  Penstemon newberryi subsp. berryi M. A. Baker 1980-7-1 2548 Trinity Near Hayden Roughs. 1402 Comment
  RSA49847  Penstemon newberryi subsp. newberryi E. K. Balls 1949-7-1 13752 Trinity Trail from Dedrick to lakes, below Canyon Creek Meadow. 1341 Comment
  UC184635  Penstemon newberryi var. berryi Harry S. Yates 1914-7-20 542 Trinity head of Rush Creek Comment
  CHSC63356  Penstemon parvulus Vernon H. Oswald 1994-7-11 6377 Trinity Forest Rd. 26 (to Mt. Shasta), 2.4 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. 1828 Comment
  HSC82504  Penstemon parvulus Thomas W. Nelson, Jane P. Nelson 1979-6-14 4761 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  UC1537433  Penstemon parvulus Gordon H. True Jr. 1937-7-2 745 Trinity near Weaverville; near Weaverville, on Weaver Creek 548 Comment
  RSA666465  Penstemon parvulus Barbara Ertter 1990-7-16 9394 Trinity NW side of Mt Eddy SW of Weed, 1-2 mi E of Park Cr Trailhead (=crest of Rt 17) on S side of Deadfall VABM ridge. 2317 Comment
  POM257842  Penstemon procerus subsp. brachyanthus C. Leo Hitchcock, J. S. Martin 1939-7-11 5389 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Mountains. 1890 Comment
  NY638938  Penstemon procerus var. brachyanthus A. R. Kruckeberg 1972-6-11 6244 Trinity Just below Canyon Creek Lake, Trinity Alps. 1767.8 Comment
  UCD124123  Penstemon procerus var. brachyanthus Joseph M. DiTomaso 1975-7-22 185 Trinity Trinity Alps, on switchbacks above Foster Lake. 2255 Comment
  UC1585385  Penstemon procerus var. formosus R. Raiche, K. Zadnik, and H. Forbes 1989-10-4 UCBG 73 Trinity cirque above Deadfall Lakes; Mt. Eddy 2565 Comment
  HSC34722  Penstemon purpusii Thomas W. Nelson 1974-7-20 1685 Trinity Black Lassic Area 1799 Comment
  HSC66289  Penstemon purpusii M. A. Baker 1980-7-1 2554 Trinity Near Hayden Roughs. 1402 Comment
  SD98858  Penstemon purpusii Darley F. Howe 1977-6-30 4958 Trinity Weaver Bally Road 1676 Comment
  SDSU10982  Penstemon purpusii D. F. Howe 1977-6-30 4958 Trinity Weaver Bally Rd. 1676 Comment
  RSA211304  Penstemon roezlii William J. Ferlatte 1967-8-17 962 Trinity Flat bench on ridge west of the head of Bullards Basin. 2043 Comment
  CHSC30314  Pentagramma triangularis M. S. Taylor 1980-6-15 3137 Trinity Canyon Creek Trail, between Upper McKay Camp and the falls, 12.1 mi n of Junction City on Hwy 299. 1341 Comment
  JEPS19082  Pentagramma triangularis subsp. triangularis Joseph P. Tracy 1926-10-10 7810 Trinity bank of Trinity River Salyer; Northern Coast Ranges 182 Comment
  UC709384  Perideridia oregana Joseph P. Tracy 1941-8-24 17029 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  UCD101696  Perideridia parishii subsp. latifolia Joseph M. DiTomaso 1975-7-31 220 Trinity Trinity Alps; Tangle Blue Lake. 1737 Comment
  CHSC55249  Persicaria maculosa L. P. Janeway 1987-6-29 2393 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; flat mdw-wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch. 533 Comment
  HSC17525  Persicaria maculosa M. T. Milligan 1964-9-13 261 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  CHSC30128  Petasites frigidus var. palmatus M. S. Taylor 1980-6-18 2925 Trinity 100 ft w of Hwy 3, ca. 1 1/4 mi n of Gemmil Gulch Picnic Area, ca. 2 mi n of Wildwood. 1036 Comment
  HSC39031  Phacelia corymbosa J. P. Smith, J. O. Sawyer 1975-6-22 8244 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  UC562564  Phacelia corymbosa Joseph P. Tracy 1935-8-3 14455 Trinity Mary Blaine Mt. 1950 Comment
  RSA789790  Phacelia corymbosa Rebecca Wenk 2005-7-19 314 Trinity Along National Forest Road 17, 2 miles from turnoff from Hwy 3, above the Trinity River. 351 Comment
  UCD120291  Phacelia corymbosa Thomas W. Nelson; Jane P. Nelson 1980-6-17 5499 Trinity Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24. 944 Comment
  JEPS75967  Phacelia dalesiana William J. Ferlatte and J. Di Tomaso 1976-7-7 1776 Trinity ca 6 mi wnw Trinity Center (along USFS trail 8 W 13 from Deer Flat to Shimmy Lake 1/4 to 1/2 mi e of Deer Flat camp); Trinity Alps, Swift Creek drainage 2011 Comment
  HSC30747  Phacelia egena D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5525 Trinity Black Lassic 1738 Comment
  HSC82633  Phacelia egena Thomas W. Nelson 1979-5-13 4652 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  HSC71514  Phacelia heterophylla M. A. Baker 1980-7-1 2536 Trinity Near Hayden Roughs. 1402 Comment
  HSC72722  Phacelia heterophylla Gail Newton 1980-7-2 956 Trinity Near N Kelsey Peak 1463 Comment
  HSC74590  Phacelia heterophylla subsp. virgata M. A. Baker 1980-7-10 2717 Trinity Near Senteney Rock 1554 Comment
  JEPS62822  Phacelia heterophylla subsp. virgata R. and M. Spellenberg 1970-8-19 2305 Trinity Eight Mile Lookout South Fork Mountain 1341 Comment
  HSC41980  Phacelia imbricata Ed Cope 1977-5-21 109 Trinity Hwy. 3, 0.25 mi. above confluence of Trinity River and Tangle Blue Creek. 1006 Comment
  HSC46846  Phacelia leonis William J. Ferlatte 1976-7-8 1794 Trinity Parker Creek, a tributary of Swift Creek 1830 Comment
  UC35546  Phacelia linearis W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  HSC51151  Phacelia mutabilis G. L. Clifton, Overton 1979-6-4 3968 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC92856  Phacelia mutabilis Jennifer Whipple 1976-8-11 1665 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC722150  Phacelia mutabilis C. L. Hitchcock and J. S. Martin 1939-7-12 5364 Trinity small meadow just below lower Canyon Creek Meadow (10 mi n of Dedrick); Salmon-Trinity Alps 1676 Comment
  SEINET3123888 Image available Phacelia mutabilis Joseph P. Tracy 1937-7-2 15396 Trinity Trinity Summit, ridge 2 miles E of Grove's Prairie 1524 Comment
  CAS-BOT-BC95014  Phacelia pringlei R. C. Wenk 2005-7-18 271 Trinity Scott Mtns., border btwn. Trinity & Siskiyou Cos., along Pacific Crest Trail, 1 mi. E of Hwy. 3 1750 Comment
  POM310993  Phacelia pringlei Lincoln Constance, H. L. Mason 1950-7-15 3358 Trinity West shoulder of Scott Mountain above road summit. 1829 Comment
  RSA50048  Phacelia procera E. K. Balls 1949-7-1 13745 Trinity Along trail from Canyon Creek Meadow to Dedrick. Just below Canyon Creek Meadow. 1372 Comment
  HSC20260  Philadelphus californicus J. F. Knezevich 1967-7-8 330 Trinity 5 mi. N of Hwy. 299 on W entrance to Ironsides Mtn. Comment
  CAS-BOT-BC77440  Philadelphus lewisii Joseph P. Tracy 1941-6-29 16963 Trinity Mad River 792 Comment
  CAS-BOT-BC77442  Philadelphus lewisii Sack; Iverson 1933-7-9 G- 22 Trinity Trinity National Forest, Rock Creek 853 Comment
  LA206241  Philadelphus lewisii Carl Epling; William Robison 1935-7-26 sn Trinity Fawn Lodge near Weaverville Comment
  UC1127353  Philadelphus lewisii J. E. Sowder 1932-10-17 10 Trinity Rattlesnake Creek (N. Fork) Trinity National Forest, Big Bar Quadrangle Comment
  UC1127355  Philadelphus lewisii L. B. Burkett 1932-9-5 52 Trinity Canyon Creek Trinity National Forest, Big Bar Quadrangle Comment
  UC906742  Phlox adsurgens Joseph P. Tracy 1947-6-26 17731 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  SEINET10496838  Phlox adsurgens Mary Susan Taylor 1980-6-12 Taylor 2859 Trinity On W side of 5N40, ca. 2.3 mi S of its jct with Underwood Mt Road (5N09), ca. 8.1 mi S of Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  UC52513  Phlox diffusa Mrs. M. H. Manning 1900-1 Trinity Trinity Summit Comment
  UC908477  Phlox gracilis Joseph P. Tracy 1932-6-17 10197 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  HSC41983  Phlox speciosa subsp. nitida Tom Duebendorfer 1977-5-21 29 Trinity Eagle Creek Campground 851 Comment
  HSC44482  Phlox speciosa subsp. nitida K. Irwin 1977-5-20 336 Trinity On side of the road from Hwy. 299 to Lewiston. Ca. 1 mi. from 299 Comment
  RSA304680  Phlox speciosa subsp. nitida S. Ganley 1971-5-29 650 Trinity Trinity Hwy 299. 610 Comment
  HSC70822  Phoenicaulis cheiranthoides Gail Newton 1980-7-10 1196 Trinity Near Senteney Rock. 1545 Comment
  JEPS57218  Phyllodoce empetriformis L. R. Heckard 1967-8-13 1719 Trinity sw of Mount Eddy (above Upper Deadfall Lakes) 2560 Comment
  UCD117719  Phyllodoce empetriformis Joseph M. DiTomaso 1975-7-16 140 Trinity Near creek, Siligo Meadows. 2164 Comment
  CAS-BOT-BC60780  Physaria occidentalis Gary S. Lester 1974-6-30 336 Trinity Yolla Bolly Wilderness Area. Saddle between North Yolla Bolly Mountain and Black Rock Mountain. 2164 Comment
  UCD113681  Physocarpus capitatus G. F. Hrusa 1992-5-30 10439 Trinity Approx. 10 ft. tall on bank of Scorpion Creek along road to Bonanza King lookout off Hwy 3. Comment
  UC275530  Picea breweriana Frank A. Graham 1923-8-9 Trinity head New River; Northern Coast Ranges, Pony Mt. 2133 Comment
  UCD134302  Picea breweriana Joseph M. DiTomaso 1975-8-6 237 Trinity Trinity Alps, near outlet to Emerald Lake. 1676 Comment
  UCD134304  Picea breweriana Jo Ann Olson; Gary R. Robbins 1969-6-1 49 Trinity By Canyon Creek, Trinity Alps. 1402 Comment
  UC400297  Pinus balfouriana H. M. Hall 1909-7-9 8576 Trinity Salmon Mts. Comment
  HSC28838  Pinus jeffreyi J. P. Smith 1973-4-21 6349 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC54426  Pinus jeffreyi Walter Overton 1979-7-18 8714 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC92121  Pinus jeffreyi Jennifer Whipple 1978-10-6 2378 Trinity S facing slopes N of Deadfall Creek 2317 Comment
  UC1134046  Pinus monticola H. A. Jensen 1932-8-11 246 Trinity head of Canyon Creek Trinity National Forest, Big Bar Quadrangle, Canyon Creek 1737 Comment
  UC1193170  Pinus monticola P. J. Zinke 1950-6-20 127 Trinity on high point between Casoose Creek and Hull Creek; Quadrangle 43-A-2 1737 Comment
  UC1585465  Pinus monticola R. Raiche, K. Zadnik, and H. Forbes 1989-10-4 UCBG 67 Trinity near lowest Deadfall Lake; Mt. Eddy 2190 Comment
  CAS-BOT-BC72827  Pinus ponderosa Thomas Nelson; Jane Nelson 1976-2-7 2259 Trinity Pigeon Point Comment
  CAS-BOT-BC72830  Pinus ponderosa Doris K. Kildale 1928-5-2 4647 Trinity Trinity Center Comment
  HSC28776  Pinus ponderosa J. P. Smith 1973-4-21 6215 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC37820  Pinus ponderosa Thomas W. Nelson, Jane P. Nelson 1976-2-7 2259 Trinity Pigeon Point, Bulk Collection # 110 Comment
  CAS-BOT-BC137283  Piperia elegans J. D. Ackerman 1974-8-13 401 Trinity Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC227252  Piptatherum miliaceum Eugene Carter 1974-7-6 856 Trinity Salmon-Trinity Alps and vicinity. Dry road shoulder along the Rich Gulch Logging Road 762 Comment
  HSC71705  Plagiobothrys bracteatus Gail Newton 1980-6-26 662 Trinity Near Underwood Creek. 451 Comment
  POM247185  Plagiobothrys bracteatus Joseph P. Tracy 1935-5-30 13916 Trinity Trinity River Valley at Willow Creek 152 Comment
  RSA50133  Plantago lanceolata E. K. Balls 1949-7-4 13801 Trinity Chloride Mine, above Dedrick. 915 Comment
  SEINET10968934  Plantago major Mary Susan Taylor 1980-7-21 Taylor 3149 Trinity T37N R9W west central sec 7, Coffee Creek quad; Shasta-Trinity Natl Forest, Big Flat, at end of Coffee Creek Rd, Helen Gates property. 1554 Comment
  CDA10820  Platanthera leucostachys G. F. Hrusa 1993-7-24 11394 Trinity Trinity Mountains; SW face of ridge N of Bonanza King Lookout and 1 m. to N of pool at headwaters of Scorpion Creek. 1524 Comment
  UC666991  Platanthera leucostachys Joseph P. Tracy 1935-8-6 14660 Trinity around White's Creek Lake (head North Fork White's Creek, Devil's Canyon Mountains); head of North Fork White's Creek, Devil's Canyon Mountains 1950 Comment
  UC922543  Platanthera leucostachys Annie M. Alexander and Louise Kellogg 1948-8-6 5402 Trinity Canyon Creek (tributary of Trinity River) Trinity Mountains, Canyon Creek 1676 Comment
  SD73205  Plectritis congesta Darley F. Howe 1969-6-5 4633 Trinity Mad River 762 Comment
  HSC82025  Plectritis macrocera Thomas W. Nelson, Jane Nelson 1980-5-25 5312 Trinity Along trail to Red Mtn. 1159 Comment
  RSA125673  Plectritis macrocera E. K. Balls 1957-5-25 22568 Trinity 7.5 miles NW from forest Glen, Hwy 36. 1220 Comment
  JEPS106473  Poa J. K. Nelson with Susan Erwin and Jeff Paulo 2004-7-8 2004 -75 Trinity Yolla Bolly Wilderness, headwaters of East Fork South Fork Trinity River, ca. 1 mi SW of North Yolla Bolly Mountains 2100 Comment
  UC906737  Poa bolanderi Harold E. Parks and Joseph P. Tracy 1942-7-2 11601 Trinity at Cold Springs South Fork Mt 1706 Comment
  CAS-BOT-BC256043  Poa pratensis Eugene Carter 1973-5-29 543 Trinity Along North Fork Trail 0.5 mile north of Rattlesnake Creek, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1051 Comment
  JEPS75443  Poa pratensis subsp. pratensis W. L. Jepson 1934-5-5 16653 Trinity S Fork Trinity River Forest Glen Comment
  CAS-BOT-BC255245  Poa pringlei Joseph P. Tracy 1935-8-6 14580 Trinity Devil's Canyon Mts at head of White's Creek 2011 Comment
  POM205528  Poa pringlei E. B. Copeland 1903-10-7 3792 Trinity Mt. Eddy Comment
  HSC31458  Poa secunda subsp. secunda D. E. Anderson, S. Dowty, Thomas W. Nelson 1972-6-13 5515 Trinity Black Lassic along W side. 1738 Comment
  HSC53377  Poa secunda subsp. secunda G. L. Clifton, Overton 1979-6-3 3602 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC65372  Poa secunda subsp. secunda J. P. Smith 1973-5-6 6597 Trinity Blanchert Flats near Douglas City Comment
  HSC65374  Poa secunda subsp. secunda J. P. Smith 1973-5-6 6641 Trinity Blanchert Flats near Douglas City Comment
  HSC73448  Poa secunda subsp. secunda Gail Newton 1980-7-9 1133 Trinity Near Shanty Creek. 1113 Comment
  HSC74253  Poa secunda subsp. secunda M. A. Baker 1980-7-13 2889 Trinity Near Red Rock 1585 Comment
  UC1103168  Poa secunda subsp. secunda Joseph P. Tracy 1923-7-1 6509 Trinity near summit on rd to Low Gap of Mad River South Fork Mt; Northern Coast Ranges 1066 Comment
  RSA0037168  Poaceae John F. Emmel 1993-7-26 1276 Trinity Northwest Trinity Alps area; along trail northeast of Grizzly Creek, 0.3-0.7 air miles west and 0.1-0.6 air mile south of peak of 6990 ft. Grizzly Butte. 1584 Comment
  UC2046566  Poaceae William J. Ferlatte 1976-9-21 1841 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope Comment
  JEPS121598  Podagrostis thurberiana Danielle Roach 2011-8-23 Trinity Fawn Creek Meadow, the Eddys. Large flat wet meadow, on ultramafic soil. Mumbo Basin quadrangle. FC1-plot2 Comment
  UCD15142  Polemonium chartaceum K. F. Mawdsley 1996-7-11 20 a Trinity Trinity County. At summit of Mt. Eddy. 2750 Comment
  HSC78335  Polygala cornuta John S. Palmer 1974-8-4 245 Trinity Bear Lakes area, along trail to Big Bear Lake 1463 Comment
  JEPS123037  Polygala cornuta var. cornuta D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 016 Trinity Trinity Creek Watershed. Comment
  SEINET11263755  Polygala cornuta var. cornuta Robert L. Johnson, Mikel R. Stevens 2015-7-12 3970 Trinity Sierra Nevadas. 2.9 rd mi E of junction with Challenge Cuttoff Rd on La Porte Rd, Sharon Valley. At junction of La Porte Rd and Milk Ranch Rd (dirt rd).; 0 973 Comment
  CAS-BOT-BC170362  Polygala cornuta var. cornuta J. H. Thomas 1949-6-14 928 Trinity Canyon of the Trinity River between Salyer and Del Loma Comment
  HSC40574  Polygonum aviculare Thomas W. Nelson, James Nelson 1976-6-22 2753 Trinity Above Senteney Rock 1524 Comment
  HSC72519  Polygonum aviculare Gail Newton 1980-7-2 900 Trinity Near Swim Ridge 1341 Comment
  JEPS50510  Polygonum bistortoides W. L. Jepson 1897-7-24 14788 Trinity South Yollo Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  RSA0088657  Polygonum bistortoides Bonnie C. Templeton 1968-6-13 11325 Trinity Scott Mt. Trinity-Siskiyou County divide. 2086 Comment
  UC1198075  Polygonum bistortoides Joseph P. Tracy 1935-8-3 14501 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  HSC17488  Polygonum californicum J. P. Tracy 1941-6-29 16957 Trinity Hettenshaw Valley 945 Comment
  JEPS75965  Polygonum davisiae William J. Ferlatte 1974-8-16 1670 Trinity Long Canyon Trinity Alps (near upper end) 2133 Comment
  HSC40108  Polygonum douglasii Thomas W. Nelson, James Nelson 1976-7-28 3057 Trinity The Lassics, along 5E27 just N of 1S07 1524 Comment
  RSA78397  Polygonum douglasii P. A. Munz 1952-6-29 17848 Trinity Grizzly Creek, branch of N Fork of Trinity River, N of Helena. 1037 Comment
  CHSC91820  Polygonum douglasii subsp. johnstonii D. Isle 1997-9-30 418 Trinity Mendocino National Forest--North Coast Ranges. Upper Middle Fork Eel River Watershed. Yolla Bolly Wilderness, edge of Asa Bean trail. 1072 Comment
  CAS-BOT-BC418537  Polygonum minimum P. A. Munz 1951-7-20 16734 Trinity Near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  JEPS123436  Polygonum sawatchense subsp. oblivium Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -119 Trinity Yolla Bolly Wilderness; saddle between Black Rock and North Yolla Bolly, off Pettijohn trail. Comment
  HSC78769  Polygonum shastense John S. Palmer 1976-7-13 489 Trinity N side ridge at head of Horse Creek 1982 Comment
  CAS-BOT-BC421093  Polygonum spergulariiforme P. C. Everett; E. K. Balls 1959-10-23 23931 Trinity 3.7 mi. n. from Eagle Creek F.S. Camp along road to Callaban. 914 Comment
  CAS-BOT-BC421094  Polygonum spergulariiforme Annie M. Alexander; Louise Kellogg 1948-8-1 5382 Trinity Trinity Mountains. Dedrick. 762 Comment
  CAS-BOT-BC421108  Polygonum spergulariiforme L. R. Abrams 1916-7-22 6203 Trinity Between Mad & Trinity Rivers on Eureka-Red Bluff road Comment
  HSC63665  Polygonum spergulariiforme D. W. Taylor, Kathleen A. Teare 1979-9-13 7709 Trinity Smoky Creek headwaters ( 8 mi. SE of Forest Glen) 1159 Comment
  RSA107420  Polygonum spergulariiforme L. S. Rose 1955-7-16 55117 Trinity 2 miles north of Douglas City. 549 Comment
  HSC27509  Polypodium californicum J. P. Smith 1973-4-7 5944 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC73809  Polystichum imbricans M. Baker 1980-6-25 2268 Trinity Near Castle Rock 1436 Comment
  CAS-BOT-BC76722  Polystichum lemmonii Mrs. H. C. Cantelow 1937-8-20 1763 Trinity Head of Bear Creek 2133 Comment
  HSC81643  Polystichum lemmonii Thomas W. Nelson, Jane P. Nelson 1980-7-17 6109 Trinity Along USFS 17 at summit at county line 2073 Comment
  SEINET9625589 Image available Polystichum lemmonii Helen K. Sharsmith 1960-1 4830 Trinity Scott Mountains; ca. 200 feet above and to the south of Mosquito Lake; Salmon-Trinity Alps Wilderness Area, Shasta National Forest. 2012 Comment
  SEINET3874154 Image available Polystichum mohrioides J. P. Smith, J. O. Sawyer 1975-6-23 8337 Trinity Near top of Bully Choop.; 0 2103 Comment
  HSC54069  Polystichum munitum Walter Overton 1979-7-17 8117 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC72724  Polystichum munitum Gail Newton 1980-7-2 893 Trinity Near Swim Ridge. 1341 Comment
  HSC76297  Polystichum munitum Alerie Gizinski 1981-7-30 235 Trinity Near Goat Hill. 1433 Comment
  SEINET4064021  Polystichum munitum Cooke, D. J. Pinkava; D. Keil; W. A. Weber 1969-1 2210 Trinity Along Stetson's creek at Route 299, 4 miles east of Burnt Ranch. Comment
  HSC26692  Populus tremuloides William J. Ferlatte 1972-8-8 1432 Trinity Boulder Creek Basin 1585 Comment
  HSC74896  Populus trichocarpa J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9937 Trinity Shasta-Trinity National Forest, Coffee Creek Rd. near Mt. Meadow Ranch 1524 Comment
  HSC82351  Populus trichocarpa Thomas W. Nelson, Jane Nelson 1977-5-15 3383 Trinity Brown's Canyon Campground, Van Duzen River 762 Comment
  UCD110717  Populus trichocarpa Joseph M. DiTomaso 1976-7-7 588 Trinity Next to Swift Creek, 1.5 feet west of Mumford Meadows on Swift Creek Trail. 1676 Comment
  HSC90542  Potentilla breweri Jennifer Whipple 1976-7-2 1294 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC18735  Potentilla flabellifolia J. P. Tracy 1935-8-5 14541 Trinity Devil's Canyon Mtns., head of White's Creek 2073 Comment
  RSA50020  Potentilla glandulosa subsp. ashlandica E. K. Balls 1949-7-1 13720 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick. 1372 Comment
  HSC90537  Potentilla gracilis var. fastigiata Jennifer Whipple 1976-8-4 1616 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the Upper Deadfall Lakes 2165 Comment
  UCD113902  Potentilla gracilis var. fastigiata Joseph M. DiTomaso 1975-7-14 135 Trinity Steep dry slope below Anna Lake and above Bowerman Meadows. 1828 Comment
  HSC36015  Prunella vulgaris J. P. Smith, J. O. Sawyer 1973-7-27 7201 Trinity Trail to Deadfall Lakes 1951 Comment
  UC922588  Prunella vulgaris var. lanceolata Annie M. Alexander and Louise Kellogg 1948-8-21 5524 Trinity e side Morris Meadow (Stuart Fork of Trinity River); Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  HSC34432  Prunus emarginata J. P. Smith, J. O. Sawyer 1973-7-4 7008 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  UC1128326  Prunus emarginata H. A. Jensen 1931-9-1 226 Trinity Grizzly Mountain, Trinity National Forest Grizzly Mountain; Trinity National Forest, Grizzly Mountain 1615 Comment
  UC902152  Prunus emarginata Joseph P. Tracy 1942-9-6 17314 Trinity n of crossing of Trinity Highway (South Fork Mountain); South Fork Mountain 1371 Comment
  CAS-BOT-BC154683  Prunus subcordata G. R. Kleeberger 1880-8-1 s.n. Trinity unspecified Comment
  HSC60313  Prunus subcordata J. P. Smith, J. O. Sawyer 1973-4-14 6097 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  RSA293187  Prunus virginiana var. demissa J. P. Smith, John Sawyer, Jane Cole 1978-5-28 9950 Trinity Shasta-Trinity National Forest. Along Coffee Creek Road at Coffee Creek Ranch. 976 Comment
  UC1128483  Prunus virginiana var. demissa H. A. Jensen Sep 1931 231 Trinity near Ruth (Trinity National Forest); Trinity National Forest 944 Comment
  CAS-BOT-BC357415  Pseudognaphalium microcephalum H. E. Parks; J. P. Tracy 1941-8-27 11531 Trinity North Coast Ranges. Near McKay Camp, South Fork Mountain Comment
  UC1223107  Pseudognaphalium thermale Joseph P. Tracy 1942-9-6 17315 Trinity 1 mi s McKay Camp 1706 Comment
  SEINET10848961  Pseudognaphalium thermale Harold E. Parks, Joseph P. Tracy 1941-8-27 Parks 11531 Trinity Abundant locally near McKay Camp, South Fork Mountain. Comment
  HSC82299  Pseudostellaria jamesiana Thomas W. Nelson, Jane P. Nelson 1979-6-15 4816 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  RSA46461  Pseudotsuga menziesii Doris K. Kildale 1926-9-11 2702 Trinity Helena on Trinity River. Comment
  CHSC33010  Pseudotsuga menziesii var. menziesii N. Metcalf 1981-4-20 1 Trinity S of Coffee Creek along the flood plain. 1005 Comment
  HSC54351  Pseudotsuga menziesii var. menziesii G. L. Clifton 1979-7-16 7863 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  CAS-BOT-BC72525  Pteridium aquilinum G. R. Kleeberger 1879-9-20 s.n. Trinity Weaverville Comment
  HSC54070  Pteridium aquilinum var. pubescens Walter Overton 1979-7-17 8118 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  JEPS128098  Pteridium aquilinum var. pubescens Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -024 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  UC1197762  Pterospora andromedea Joseph P. Tracy 1941-8-27 17035 Trinity 1 mi s McKay Camp; Northern Coast Ranges, South Fork Mountain 1676 Comment
  HSC36128  Purshia tridentata var. tridentata Gary S. Lester 1973-6-30 32 Trinity S Dubakella Mtn. 1707 Comment
  CHSC30142  Pycnanthemum californicum M. S. Taylor 1980-7-23 3187 Trinity On e side of Hwy 3, along spring, ca. 0.6 mi n of Castella turnoff at Eagle Creek Camp. 853 Comment
  JEPS95103  Pycnanthemum californicum Vernon Oswald and Lowell Ahart 1997-7-17 8754 Trinity 8.7 mi s of Highway 36 (Forest Route 29 at the West Fork Smoky Creek); West Fork Smoky Creek 1213 Comment
  UC577420  Pycnanthemum californicum Joseph P. Tracy 1926-7-4 7707 Trinity vicinity Salyer (Koon Ranch); Northern Coast Ranges, vicinity of Salyer 457 Comment
  CAS-BOT-BC460878  Pyrola aphylla Volney Rattan No date on label; presented 1903. s.n. Trinity Trinity River Comment
  CAS-BOT-BC460880  Pyrola aphylla Doris K. Kildale 1926-7-6 2266 Trinity Forest Glen on Bridgeville-Red Bluff road Comment
  CAS-BOT-BC460882  Pyrola aphylla Mrs. E. C. Van Dyke 1931-6-30 s.n. Trinity Carville Comment
  CAS-BOT-BC460885  Pyrola aphylla G. R. Kleeberger 1882-7-9 s.n. Trinity Unspecified 1524 Comment
  RSA0082805  Pyrola aphylla E. K. Balls 1949-6-30 13677 Trinity Ripstein Camp, Canyon Creek. 793 Comment
  UC154191  Pyrola picta Mrs. M. H. Manning 1901-1 98 Trinity at Trinity Summit Comment
  SEINET10449181  Pyrola secunda Mary Susan Taylor 1980-8-26 Taylor 3315 Trinity T36N R9W center sec 7, Trinity Dam quad. Shasta-Trinity Natl Forest, Swift Creek trail, between Steer Creek and Twin Lakes, dry open areas, ca. 8 mi W of Trinity Center. 1463 Comment
  CAS-BOT-BC328172  Pyrrocoma racemosa var. pinetorum J. T. Howell 1936-8-24 1546 Trinity Summit of Scott Mountain 1630 Comment
  UC13621  Quercus X morehus W. C. Blasdale 1896-6-10 Trinity Hyampum Comment
  UC183744  Quercus X morehus Joseph P. Tracy 1913-6-24 4303 Trinity 6 mi above Ruth; Northern Coast Ranges, Mad River Valley 914 Comment
  CAS-BOT-BC68609  Quercus chrysolepis G. R. Kleeberger 1879-10-25 s.n. Trinity foothill near Weaverville Comment
  RSA476554  Quercus chrysolepis Christopher Davidson 1975-6-6 2709 Trinity 11.5 miles N of Weaverville on Hwy. 3. Beside the road on a very steep bank above Rush Cr. 762 Comment
  UC5542  Quercus chrysolepis W. H. Brewer Sep 1862 1455 Trinity near summit of Yolla Bolly; Yolla Bolly Comment
  CAS-BOT-BC94675  Quercus garryana Eugene Carter 1974-9-12 901 Trinity East Fork of North Fork Trinity River 487 Comment
  HSC39519  Quercus garryana Thomas W. Nelson, James Nelson 1976-6-10 2662 Trinity Ridge above Senteney Rock 1555 Comment
  UC5601  Quercus garryana W. H. Brewer Sep 26 1862-Sep 28 1862 1451 Trinity Trinity Mountains Comment
  UCD145374  Quercus garryana Louis C. Wheeler 1952-9-12 6922 Trinity Hale Creek. Comment
  HSC64075  Quercus garryana var. breweri J. O. Sawyer, Thomas W. Nelson 1978-6-9 3203 Trinity Trail to Red Mtn. 1220 Comment
Read comments
Feb 19 2013
  HSC54191  Quercus kelloggii G. L. Clifton, Butler 1979-7-18 8482 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC59573  Quercus kelloggii Rick Lundquist 1979-5-13 80 Trinity Town of Hayfork along Hwy. 3 701 Comment
  SEINET10477538  Quercus sadleriana Mary Susan Taylor 1980-7-1 Taylor 3033 Trinity T36N R8W e center sec 9, Trinity Dam quad. Shasta-Trinity Natl Forest; at end of Lake Eleanor turnoff road, ca. 1.3 mi NW of its jct with 36N24, ca. 14 mi W of Trinity Center. 1554 Comment
  CAS-BOT-BC104648  Quercus vacciniifolia E. R. Johnson 1930-10-13 1580 Trinity Hillsides above Canyon Creek Meadows 1676 Comment
  HSC67387  Quercus vacciniifolia Thomas W. Nelson 1980-5-30 5361 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  UC1135792  Quercus vacciniifolia H. A. Jensen 1932-8-12 253 Trinity Head of Bear Creek Trinity Forest, Big Bar Quad. 1981 Comment
  RSA1085  Quercus wislizeni var. wislizeni E. R. Johnson 1928-8-29 1179 Trinity Between Lewiston and Weaverville. Comment
  UCD135383  Raillardella pringlei Joseph M. DiTomaso 1975-8-25 292 Trinity Landers Creek in Mumford Meadows. Trinity Alps. 1676 Comment
  UCD135385  Raillardella pringlei Joseph M. DiTomaso 1976-7-15 640 Trinity Trinity Alps. 20 feet east of Swift Creek, at junction of Swift Creek and Granite Creek. 1295 Comment
  JEPS120242  Ranunculus Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -22 Trinity At end of Forest Rd. 29N81A, west of Bramlet Road (Forest Rd. 30N29) south of Highway 36W; 13 miles south of Hayfork Comment
  SEINET10536222  Ranunculus Mary Susan Taylor 1980-6-16 Taylor 2905 Trinity T29N R11W sw sec 28. Dubakella Mt quad. Shasta-Trinity Natl Forest; Hell-to-Find Lake, at end of 29N35, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off Rd 29N34, ca. 4 mi due SW of Wildwood. 1433 Comment
  RSA0031352  Ranunculus alismifolius Jennifer Whipple 1976-6-12 990 Trinity [Shasta-Trinity National Forest], near trail to Deadfall Lakes. 2164 Comment
  RSA0031348  Ranunculus alismifolius var. alismellus Jennifer Whipple 1976-6-16 1008 Trinity [The Eddys, Shasta-Trinity National Forest] 2347 Comment
  SEINET10899323  Ranunculus flabellaris Mary Susan Taylor 1980-6-12 Taylor 2864 Trinity Shallow mountain lake, on S side of 5N40, ca. 3.7 mi S of its jct with Underwood Mountain Road (5N09), ca. 9.5 mi S of Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  JEPS60700  Ranunculus occidentalis W. L. Jepson 1934-5-6 16645 Trinity e of Low Gap (near Mad River store) Comment
  HSC64269  Ranunculus occidentalis J. O. Sawyer, R. J. Cole 1978-4-22 3075 Trinity Along Big French Creek Rd. [5N13] 12 mi. towards Ironside Mtn. lookout 1463 Comment
  SEINET7040075  Ranunculus occidentalis A. G. Vestal 1963-6-5 s.n. Trinity Downgrade to Forest Glen. Naufus Creek Quad. UTM Zone 10, 470896mE, 4469384mN. Comment
  HSC78270  Ranunculus occidentalis var. dissectus John S. Palmer 1976-7-4 458 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  HSC31717  Ranunculus occidentalis var. occidentalis J. P. Smith 1973-4-7 5970 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC50857  Ranunculus occidentalis var. occidentalis G. L. Clifton, Overton 1979-6-3 3597 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  RSA20744  Ranunculus occidentalis var. ultramontanus Carl B. Wolf 1937-6-20 8949 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  UC922385  Ranunculus orthorhynchus var. orthorhynchus Annie M. Alexander and Louise Kellogg 1949-6-26 5705 Trinity n Yolla Bolly Middle Eel Primitive Area; White Rock Ranger Station 1706 Comment
  RSA50038  Rhamnus californica E. K. Balls 1949-7-1 137330 Trinity Above Canyon Creek Meadow 1402 Comment
  HSC64083  Rhamnus ilicifolia J. O. Sawyer, Thomas W. Nelson 1978-6-9 3193 Trinity Trail to Red Mtn. 1220 Comment
Read comments
Feb 19 2013
  RSA20967  Rhamnus ilicifolia Carl B. Wolf 1937-9-13 9341 Trinity Inner North Coast Range, Trinity River. 305 Comment
  UC420523  Rhamnus purshiana Harry S. Yates 1914-7-20 543 Trinity Head of Rush Creek Comment
  UC1121925  Rhamnus rubra N. French 1932-9-5 13 Trinity Canyon Creek Trinity Forest, Big Bar Quad. 975 Comment
  UC1121753  Rhamnus tomentella subsp. crassifolia C. R. Clar 1930-7-3 82 Trinity Dubakella Creek Trinity Forest, Hoaglin Quad. Comment
  CAS-BOT-BC58158  Rhododendron columbianum Mrs. Arthur C. Dyke 1931-6-30 s.n. Trinity Carville. Comment
  HSC751  Rhododendron columbianum William J. Ferlatte 1967-8-18 1016 Trinity Landers Lake basin 2134 Comment
  RSA471032  Rhododendron occidentale var. paludosum Christopher Davidson 1975-6-5 2703 Trinity 4.5 mile south of Scott Mountain summit, on Hwy 3, near bridge over Tangle Blue Creek. 1098 Comment
  HSC34572  Rhus aromatica R. M. Sullivan 1975-5-17 101 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  SFV18534  Rhus aromatica M. Cavelti 2002-4-7 21 Trinity 20 miles west of Weaverville on the northi side of Highway 299. 709 Comment
  UCD116932  Rhus ovata P. C. Everett; E. K. Balls 1954-10-14 20298 Trinity Foothill Woodland Community; Hwy 299, along Trinity River, 4.4 mi. w. of Weaverville. 533 Comment
  RSA403720  Rhus trilobata E. Cope 1977-5-8 78 Trinity Philpot Campground, 1.2 miles west of Peanut 762 Comment
  CDA35347  Rhus trilobata var. quinata T. C. Fuller 1962-8-6 9345 Trinity Bench above Trinity River, just west of the mouth of Indian Creek, Hwy. 299 to Redding, 1.7 miles east of Douglas City. 0 Comment
  UCD141230  Rhynchospora alba Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7723 Trinity Silver Spring. 1127 Comment
  HSC65936  Ribes inerme var. klamathense C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 71 Trinity Philpot Creek Campground 808 Comment
  CAS-BOT-BC168879  Ribes lacustre Eugene Carter 1975-8-13 1058 Trinity North of Grizzly Cr., North Fork Trinity River 1072 Comment
  UC154059  Ribes lacustre Mrs. M. H. Manning 1901-7-1 46 Trinity Trinity Summit Comment
  HSC20306  Ribes lobbii R. Spellenberg 1964-6-17 460 Trinity Underwood Mtn. Pass, Underwood Mtn. Rd., 12 mi. W of Burnt Ranch 1372 Comment
  HSC56753  Ribes lobbii G. L. Clifton, Butler 1979-7-18 8439 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC72017  Ribes lobbii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9586 Trinity Hwy. 36, 1 mi. from Hayfork Creek 1067 Comment
  CAS-BOT-BC212590  Ribes montigenum Jennifer Whipple 1976-9-1 1744 Trinity Meadows N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes, China Mountain and Weed quads. 2316 Comment
  CDA25549  Ribes nevadense G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2737 Trinity One-eye Flat south of Trinity River bridge, 0.4 mile north of Coffee Creek Road, west side of Hwy 3, north of Trinity Center. Comment
  HSC67605  Ribes nevadense J. P. Smith, J. O. Sawyer 1975-6-23 8328 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  HSC78801  Ribes nevadense John S. Palmer 1973-9-7 179 Trinity Bear Lakes Area, along shore of Wee Bear Lake 1845 Comment
  UC154064  Ribes nevadense Mrs. M. H. Manning Jul 1 1901-Jul 10 1901 45 Trinity Trinity Summit Comment
  UC1127541  Ribes roezlii C. R. Clar 1930-7-3 85 Trinity White Rock Ranger Station Road Trinity Forest, Hoaglin Quadarngle Comment
  UC922609  Ribes roezlii Annie M. Alexander and Louise Kellogg 1948-8-10 5476 Trinity Canyon Creek (tributary of Trinity River) Trinity Mountains 1676 Comment
  HSC100023  Ribes roezlii var. cruentum J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12934 Trinity Shasta - Trinity National Forest. Along Road A16. 1647 Comment
  HSC62956  Ribes roezlii var. cruentum Kenneth Clark 1979-5-12 266 Trinity Shasta Trinity National Forest, 1.2 mi. W of Peanut, Philpot Creek Campground, near Plummer Creek Rd. 762 Comment
  HSC66696  Ribes roezlii var. cruentum D. Boyd, M. Eichelberger, Tim Messick, Tom Ranker 1980-5-3 63 Trinity Along road to Dubakella Mtn. from Hwy. 36 1296 Comment
  CAS-BOT-BC186299  Ribes roezlii var. roezlii W. R. Dudley 1901-8-24 s.n. Trinity Rush Creek, Salmon Mts. Comment
  UC154062  Ribes sanguineum Mrs. M. H. Manning July, 1901 45 b Trinity Trinity Summit Comment
  CAS-BOT-BC144480  Ribes sanguineum var. sanguineum Alice Eastwood 1921-7-22 10698 Trinity Forest Glen, Trinity National Forest Comment
  CAS-BOT-BC144481  Ribes sanguineum var. sanguineum Eugene Carter 1975-5-25 944 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Trail at N. end of Pfeiffer Flat. 1051 Comment
  CAS-BOT-BC173963  Ribes viscosissimum Eugene Carter 1973-6-20 607 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Cabin Peak Trail 1950 Comment
  CAS-BOT-BC173964  Ribes viscosissimum H. M. Hall 1909-7-18 8572 Trinity Dorleska, in the Salmon Mts. 2000 Comment
  HSC457  Ribes viscosissimum William J. Ferlatte 1967-7-7 666 Trinity Head of Sunrise Creek 1982 Comment
  CAS-BOT-BC362945  Rigiopappus leptocladus L. R. Abrams 1916-7-22 6177 Trinity Summit of ridge between Mad and Trinity rivers on Eureka-Red Bluff Road Comment
  HSC35743  Rigiopappus leptocladus Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-20 1979 Trinity Near S end of road out Swayback Ridge Comment
  HSC40789  Rigiopappus leptocladus Thomas W. Nelson, James Nelson 1976-6-22 2789 Trinity Below Senteney Rock 1433 Comment
  UC1223161  Rigiopappus leptocladus Joseph P. Tracy 1950-7-25 19059 Trinity 1 mi n Cold Springs Comment
  CAS-BOT-BC341008  Robinia pseudoacacia L. B. Kildale 1930-10-19 10307 Trinity Trinity River at Big Bar Comment
  JEPS47365  Romanzoffia californica L. R. Heckard and Robert Ornduff 1966-4-29 1498 Trinity about 9 road mi from Hyampom (along road from Hayfork to Hyampom) 609 Comment
  JEPS47367  Romanzoffia californica L. R. Heckard and Robert Ornduff 1966-4-28 1496 Trinity rd. bank along rd. to Dedrick (ca. 3 mi. n. of Hwy. 299) Comment
  HSC32263  Rosa californica J. O. Sawyer 1971-8-13 2441 Trinity 1799 Comment
  CAS-BOT-BC146784  Rosa gymnocarpa John Thomas Howell 1955-6-14 30414 Trinity 2 miles west of Buckhorn Mt. summit 792 Comment
  CAS-BOT-BC146787  Rosa gymnocarpa Alice Eastwood 1921-7-22 10681 Trinity Forest Glen, Trinity National Forest Comment
  HSC24663  Rosa gymnocarpa W. R. Oxner 1966-5-16 31 Trinity 11 mi. North Hayfork, Hayfork Mtn. 915 Comment
  UC2046525  Rosa pisocarpa subsp. ahartii William J. Ferlatte 1976-7-8 1783 Trinity Swift Creek Trail, 0.25 mi. east of Fosters Cabin Comment
  CAS-BOT-BC146872  Rosa rubiginosa John Thomas Howell 1955-6-14 30413 Trinity Weaverville 609 Comment
  CAS-BOT-BC148268  Rosa woodsii var. ultramontana Eugene Carter 1974-6-6 800 Trinity Salmon-Trinity Alps and vincinity, along river south of Store Gulch 483 Comment
  HSC39014  Rubus parviflorus J. P. Smith, J. O. Sawyer 1975-6-22 8220 Trinity Granite Canyon Creek. 701 Comment
  UC1128649  Rubus parviflorus H. R. Josephson 1933-5-18 2 Trinity Salyer Trinity National Forest, Red Bluff Quadrangle Comment
  CDA26344  Rubus ursinus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2743 Trinity One-eye Flat south of Trinity River bridge, 0.4 mile north of Coffee Creek Road, west side of Hwy 3, north of Trinity Center. Comment
  HSC78840  Rubus ursinus John S. Palmer 1973-9-7 204 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  UCD101001  Rumex acetosella Joseph M. DiTomaso 1976-6-29 525 Trinity Emerald Lake. 1676 Comment
  HSC54386  Rumex crispus G. L. Clifton 1979-7-17 7976 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC54443  Rumex crispus G. L. Clifton 1979-7-19 8790 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  CHSC27320  Rumex salicifolius var. denticulatus T. B. Devine 1976-8-8 354 Trinity 6 mi n of Weaverville on Hwy 3 e side of graded roadside. 822 Comment
  HSC73620  Rupertia physodes Gail Newton 1980-7-10 1266 Trinity Near Senteney Rock 1463 Comment
  HSC92642  Sagina saginoides Jennifer Whipple 1977-9-9 2284 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC132682  Salix A. T. Whittemore 1979-5-12 79 -070 Trinity Flat along the Trinity River, Douglas City Campground 487 Comment
  CAS-BOT-BC132685  Salix A. T. Whittemore 1979-5-12 79 -064 Trinity Flat along the Trinity River, Douglas City Campground 487 Comment
  HSC75540  Salix eastwoodiae J. O. Sawyer, M. Mesler 1980-8-9 4022 Trinity Bear Basin 1951 Comment
  CAS-BOT-BC103762  Salix exigua Doris Kildale 1931-5-17 10714 Trinity Hawkins Bar 182 Comment
  HSC59783  Salix exigua var. hindsiana Thomas W. Nelson 1978-5-6 4015 Trinity Along Trinity River, 2 mi. N of Junction City Comment
  CAS-BOT-BC107667  Salix jepsonii Eugene Carter 1974-6-13 822 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Trinity River north of Grizzly Creek. 1051 Comment
  UC1173610  Salix jepsonii Joseph P. Tracy 1935-8-8 14704 Trinity head of N. Fork of White's Creek (around White's Creek Lake); Devil's Canyon Mts. 1889 Comment
  HSC49970  Salix lasiandra M. A. Baker 1979-5-13 713 Trinity Hobo Gulch Campground Comment
  HSC67622  Salix lasiandra J. P. Smith, J. O. Sawyer 1973-4-14 6099 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  CAS-BOT-BC129536  Salix lasiandra var. lasiandra Eugene Carter 1973-5-29 550 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville, along the Jeep Trail opp. the South end of Rooster Flat. 934 Comment
  HSC72293  Salix lasiolepis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9578 Trinity Hwy. 36, 1 mi. from Hayfork Creek 1067 Comment
  UC1135034  Salix lasiolepis J. E. Sowder 1932-10-17 15 Trinity N. Fork of Rattlesnake Creek Trinity <National> Forest, Big Bar Quadrangle 1097 Comment
  CAS-BOT-BC125700  Salix melanopsis Eugene Carter 1969-10-8 193 .1 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville); West bank 868 Comment
  CAS-BOT-BC125702  Salix melanopsis John Thomas Howell 1955-7-17 30680 A Trinity Weaverville 609 Comment
  HSC44489  Salvia sonomensis K. Irwin 1977-5-21 364 Trinity Eagle Creek Campground 851 Comment
  CDA3948  Sanguisorba minor subsp. muricata T. C. Fuller 1964-6-23 12229 Trinity North entrance to parking lot, county fairgrounds, Hayfork. 0 Comment
  HSC48438  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9870 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC38981  Sanicula graveolens J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2646 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  HSC91158  Sanicula graveolens Jennifer Whipple 1976-6-22 1087 Trinity W and S facing slopes above Deadfall Creek 2195 Comment
  HSC101019  Sanicula tracyi Carrie Schreiber 2012-6-5 22 Trinity Vicinity of Brown's Canyon; west of Van Duzen River, upslope, at hairpin turn along 1N10. From Hwy 36 to Rte 511, take water crossing on 1N10. 797 Comment
  HSC45601  Sanicula tracyi Thomas W. Nelson, Jane P. Nelson 1978-5-27 4088 Trinity Along F.S. rd. 5E27 S of Senteney Rock. 1524 Comment
  HSC68608  Sanicula tracyi Jacqueline Greenleaf 1980-8-10 309 Trinity Near Mad River Ridge. 1067 Comment
  JEPS81217  Sanicula tracyi Jacqueline Greenleaf 1980-7-14 210 Trinity near Van Duzen River; Pickett Peak Quad., near Van Duzen River 140 Comment
  UCR40066  Sanicula tracyi D. K. Imper 1982-5-13 s.n. Trinity Six Rivers Nat. Forest, rd 2S12 from Ruth Station to 2S05, then 1.75 mi. S on 8E05 765 Comment
  UC1022560  Sanicula tracyi C. Ritchie Bell 1951-4-26 1090 Trinity about 6 mi se of Cobbs (on road to Ruth, near the Van Duzen River) Comment
  HSC42303  Sanicula tuberosa Rich White 1977-5-7 50 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC44244  Sanicula tuberosa M. A. Baker 1977-5-21 315 Trinity Scott Mountain Campground 1646 Comment
  HSC74005  Sanicula tuberosa R. York 1980-5-24 693 Trinity Near Long Ridge. 1036 Comment
  HSC78645  Sanicula tuberosa D. K. Imper 1982-5-11 1472 Trinity Near Raglan Gulch. 1066 Comment
  UC909354  Sanicula tuberosa Ira L. Wiggins 1950-5-29 12404 Trinity between Lady Gulch and Adams Creek (along Coffee Creek, Trinity Alps); Trinity Alps, Coffee Creek 1371 Comment
  HSC39019  Sanicula tuberosa Thomas W. Nelson, Jane P. Nelson 1976-5-23 2552 Trinity E side of Black Lassic S side of branch off Shanty Creek 1524 Comment
  UC666821  Saxifraga ferruginea Joseph P. Tracy 1935-8-7 14592 Trinity at head of White's Creek (Devil's Canyon Mountains); , White's Creek 2072 Comment
  UC922604  Saxifraga ferruginea Annie M. Alexander and Louise Kellogg 1948-8-8 5447 Trinity along trail n side of Upper Canyon Creek Lake; Trinity Mountains, Upper Canyon Creek Lake 1767 Comment
  JEPS75963  Saxifragopsis fragarioides William J. Ferlatte 1974-8-15 1630 Trinity s flank Siligo Pk.; Trinity Alps 2377 Comment
  SEINET200829 Image available Schedonorus pratensis Joseph P. Tracy 1923-1 6409 Trinity Burnt Ranch 579 Comment
  HSC82301  Scirpus congdonii Thomas W. Nelson, Jane P. Nelson 1979-6-15 4818 Trinity Trinity/Siskiyou Co. line, head of Scott Mtn. Creek at Scott Mtn. Campground 1646 Comment
  CHSC30130  Scutellaria antirrhinoides M. S. Taylor 1980-6-18 2932 Trinity Wilson Point, at the peak, ca. 4 mi n of Hwy 36, ca. 1.5 mi ne of Wildwood. 1493 Comment
  HSC70187  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson 1978-6-23 4325 Trinity Along FS Rd. 30, 1 mi. S of junction with SR 36 Comment
  HSC103263  Scutellaria antirrhinoides John McRae 2012-8-2 Trinity Six Rivers National Forest, Mad River Ranger District, Sportshaven Quad, South Fork Mountain 1491 Comment
  HSC353  Scutellaria antirrhinoides William J. Ferlatte 1967-8-17 959 Trinity Flat bench on ridge W of head of Bullards Basin 2043 Comment
  HSC43345  Scutellaria antirrhinoides Maralyn O'Meara 1973-7-4 259 Trinity Near crossing of Ditch Gulch by road to Blue Point, W of N Dubakella Mtn. Comment
  HSC60457  Scutellaria antirrhinoides Carl Wishner 1978-7-2 541 Trinity Corral Bottom at Bidden Creek, Underwood Mtn. Hwy. Comment
  RSA639988  Scutellaria antirrhinoides Richard Olmstead 1986-6-19 886 Trinity Van Duzen River valley along F.S. Rd 1S07 about 200 yards above its jct with F.S. Rd 511, 9.5 mi S of jct F.S. Rd 511 and hwy 34. 924 Comment
  SEINET10836978  Scutellaria antirrhinoides Mary Susan Taylor 1980-6-30 Taylor 3013 Trinity Shasta-Trinity Natl Forest; ca. 4 mi S of Trinity Center on Hwy 3, W on dirt rd, ca.. 0.3 mi, at creek. 1036 Comment
  UCD125669  Scutellaria antirrhinoides Joseph M. DiTomaso 1975-7-23 191 Trinity Trinity Alps, Battle canyon Trail 1 mile above Sugar Pine Creek Trail. 2072 Comment
  CHSC80217  Scutellaria siphocampyloides L. P. Janeway 1996-6-7 5007 Trinity Klamath Ranges. Along Van Ness Road above Van Ness Creek, 0.1 mi southeast of Clair Engle Lake. 740 Comment
  JEPS100988  Scutellaria siphocampyloides Dean W. Taylor 1973-6-30 2424 Trinity along Salt Creek, 9 mi E of Peanut 822 Comment
  JEPS94991  Scutellaria siphocampyloides Vernon Oswald and Lowell Ahart 1997-7-17 8747 .1 Trinity 5.8 mi s of Highway 36 (Forest Route 29 in Trinity National Forest 0.2 mi s of its junction with 29N58 to Forest Glen); Trinity National Forest 1481 Comment
  HSC67424  Scutellaria tuberosa Thomas W. Nelson, Jane P. Nelson 1980-5-25 5320 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of junction with Zenia-Van Duzen River Rd. 976 Comment
  HSC338  Sedum lanceolatum var. lanceolatum William J. Ferlatte 1967-8-11 895 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  HSC32681  Sedum laxum subsp. flavidum Thomas W. Nelson 1973-7-10 1028 Trinity SSW side of Red Lassic 1524 Comment
  SEINET10449705  Sedum laxum subsp. perplexum Mary Susan Taylor 1980-7-22 Taylor 3168 Trinity T39N R7W se sec 5, China Mt quad. Shasta-Trinity Natl Forest, open black serpentine slope on E side of Hwy 3, 0.9 mi S of Scott Mt summit. 1646 Comment
  HSC59343  Sedum obtusatum subsp. retusum M. A. Baker 1979-7-1 601 Trinity 5 km N of the junction of Hwy. 3 and Hwy. 36 on Hwy. 3 Comment
  HSC75501  Sedum obtusatum subsp. retusum Melinda F. Denton 1976-6-24 3967 Trinity Trinity National Forest, 6 mi. on trail to Canyon Creek Lakes or 10 mi. N of Dedrick 1341 Comment
  RSA0083648  Sedum oregonense W. J. Ferlatte 1967-8-19 1029 Trinity Red Rock Mt. 2287 Comment
  RSA0083652  Sedum oregonense Lester Rowntree 1936-7-13 s.n. Trinity Trinity Mts. 2134 Comment
  CAS-BOT-BC479726  Sedum radiatum subsp. radiatum Dana York 2010-5-8 2992 Trinity Six Rivers National Forest, ca. 1 km NE of the New River/Trinity River confluence, on spur ridge between the rivers 225 Comment
  UCR52385  Sedum spathulifolium R. Earing, C. Cavanaugh, C. Collins 1987-4-25 104 Trinity 4.4 mi west of Weaverville. Junction of Hwy 3 on Hwy 299. Approx. 1 mi west of Oregon Mtn. 750 Comment
  CAS-BOT-BC59131  Sedum spathulifolium Milo S. Baker Summer '26 1606 Trinity Trinity Alps Resort- 1 mile above north edge Comment
  HSC59301  Sedum spathulifolium var. spathulifolium J. M. DiTomaso 1979-4-29 920 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 Comment
  HSC28278  Selaginella wallacei J. P. Smith 1973-4-7 5938 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  HSC90547  Senecio integerrimus var. exaltatus Jennifer Whipple 1976-6-23 1100 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC364057  Senecio integerrimus var. major John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53540 Trinity Scott Mt. summit on road from Carrville to Callahan 1645 Comment
  HSC64335  Senecio integerrimus var. major J. O. Sawyer, R. J. Cole 1978-4-28 3130 Trinity 2.5 mi. S of Hobo Gulch Campground 1098 Comment
  HSC73761  Senecio integerrimus var. major Gail Newton 1980-7-13 1397 Trinity Near Red Rock. 1509 Comment
  CAS-BOT-BC364053  Senecio integerrimus var. major Eugene Carter 1975-6-1 947 Trinity North Fork Trinity River. Flat at Jorstad Cabin on Pfeiffer Pflat [Flat] 1047 Comment
  UCD135572  Senecio integerrimus var. major Joseph M. DiTomaso 1975-6-17 23 Trinity Morris Meadow. 1706 Comment
  UC581748  Senecio triangularis Joseph P. Tracy 1935-8-7 14603 Trinity head White's Creek (Devil's Canyon Mts.); , head of White's Creek 2072 Comment
  CAS-BOT-BC364457  Senecio triangularis P. A. Munz 1951-7-20 16730 Trinity Near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  UC585619  Sibbaldia procumbens Joseph P. Tracy 1935-8-7 14595 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  JEPS100217  Sidalcea asprella subsp. nana Dean W. Taylor 2002-6-5 18108 Trinity Trinity River, along Forest Road38N13Y about 0.5 mi N of Eagle Creek campground 899 Comment
  UCR131742  Sidalcea malviflora subsp. asprella C. B. Wolf 1937-6-20 8923 Trinity North Coast Range, Six Rivers National Forest, along Mad River, 5.8 mi above Eureka-Red Bluff Road on road to Ruth 457 Comment
  HSC35960  Sidalcea malviflora subsp. nana Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1943 Trinity S of Brown's Canyon Campground Comment
  HSC59906  Sidalcea malviflora subsp. nana D. L. Goforth 1979-7-6 221 Trinity 0.2 mi. N of Eagle Creek Camp Comment
  HSC67384  Silene Thomas W. Nelson 1980-5-30 5360 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  HSC103169  Silene R. W. Tate, J. Inkster 2014-5-12 1445 Trinity Trail from Burnt Ranch CG to Trinity River. 306 Comment
  HSC34255  Silene A. M. Montalvo 1975-5-17 257 Trinity Mt. Diablo Meridian, W facing valley just N of confluence of Ditch Gulch and Salt Creek, Hwy. 3 near Peanut 770 Comment
  HSC62966  Silene R. York 1979-5-13 286 Trinity N of Philpot BLM Campground 793 Comment
  HSC97675  Silene Russell Howard Jones 2001-4-14 4 Trinity On Hwy. 299 E of Gray's Falls Campground, 1/2 mi. E of section 58 85 Comment
  JEPS109835  Silene bolanderi Dean W. Taylor 2005-6-9 19342 Trinity Highway 36 at Green Gulch, ca. 1 mile S of Peanut 792 Comment
  HSC46030  Silene bolanderi Catherine Chin 1978-5-13 63 Trinity 793 Comment
  JEPS22944  Silene californica Volney Rattan June 1883 Trinity Hyampom , Hyampom (Trinity River) Comment
  RSA66417  Silene californica P. A. Munz 1951-7-17 16591 Trinity Grasshopper Public Camp, 2.5 mi. NW of Stuart Gap, North Yolla Bolly Mts. 1372 Comment
  UC922352  Silene californica Annie M. Alexander and Louise Kellogg 1949-6-26 5700 Trinity n Yolla Bolly Middle Eel Primitive Area (White Rock Ranger Station); n of Yolla Bolly Middle Eel Primitive Area 1706 Comment
  UCR37949  Silene campanulata Brian Kearney, Mike Malamus, P. Williams 1984-5-26 s.n. Trinity Eagle Creek Campground 851 Comment
  RSA439072  Silene campanulata Christopher Davidson 1973-5-28 2194 Trinity E of Burnt Ranch on Hwy 299, Trinity River Canyon, Trinity National Forest. 305 Comment
  RSA78399  Silene campanulata P. A. Munz 1952-6-29 17836 Trinity 0.25 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  CAS-BOT-BC94443  Silene campanulata subsp. glandulosa R. C. Wenk 2005-7-18 289 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1900 Comment
  HSC70047  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1978-6-22 4273 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  UCD98565  Silene campanulata subsp. glandulosa Dean Wm. Taylor; Kathleen A. Teare 1979-9-9 7675 Trinity Twin Sisters Mountain. 1655 Comment
  HSC42266  Silene campanulata subsp. greenei Richard Runyon 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  RSA439074  Silene campanulata subsp. greenei Christopher Davidson 1975-6-5 2701 Trinity 4.5 mile south of Scott Mountain summit, on Hwy 3, near bridge over Tangle Blue Creek. 1098 Comment
  HSC263  Silene grayi William J. Ferlatte 1967-8-19 1030 Trinity Red Rock Mtn. 2287 Comment
  UCD98587  Silene grayi William J. Ferlatte; Alice Q. Howard 1970-8-10 1297 Trinity Trinity Alps; ridge west of Upper Canyon Creek. Comment
  CAS-BOT-BC181218  Silene hookeri subsp. bolanderi Roxana S. Ferris; Laura Lorraine 1948-6-11 11688 Trinity 1.5 miles above Peanut on State Highway 36 Comment
  CAS-BOT-BC181266  Silene hookeri subsp. hookeri William A. Dayton 1913-7-1 369 Trinity Along roads and trails near Trinity Center, Shasta Forest 701 Comment
  HSC56584  Silene laciniata subsp. californica G. L. Clifton 1979-7-16 7909 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC73859  Silene laciniata subsp. californica M. A. Baker 1980-7-1 2552 Trinity Near Hayden Roughs 212 Comment
  UC2016522  Silene laciniata subsp. californica Richard Olmstead 1983-7-7 433 Trinity In meadow along small streambank and under oaks on adjacent hillside. Tributary to Van Duzen River at river crossing on USFS Road 511 ca. 5 miles south of Mad River Ranger Station. Comment
  HSC34447  Silene lemmonii J. P. Smith, J. O. Sawyer 1973-7-4 7021 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC42463  Silene lemmonii Robert M. Specht 1977-7-1 1142 Trinity 1555 Comment
  CAS-BOT-BC389448  Silene lemmonii P. A. Munz 1951-7-18 16657 Trinity Ridge from Stuart Gap to North Yolla Bolly Mts. 1706 Comment
  UCD98731  Silene lemmonii Joseph M. DiTomaso 1975-7-11 121 Trinity Trinity Alps. Junction of Bear Basin and Swift Creek Trails. 1554 Comment
  SEINET4856210  Silene salmonacea Unknown 2004-6-3 9218 Trinity Shasta Trinity National Forest: NW of forest Service Road 36N25 (County road 123), ca 1/4 mile NW of bridge over Cement Creek. Comment
  UC2046527  Sisyrinchium bellum William J. Ferlatte 1976-7-8 1788 Trinity meadow at Deer Flat Comment
  SEINET10971623  Sisyrinchium californicum Mary Susan Taylor 1980-7-2 Taylor 3039 Trinity T36N R8W ne sec 16, Trinity Dam quad. Shasta-Trinity Natl Forest; in Montane Meadow between Rd 36N24 and tiny lake, on Cement Creek Drainage, 0.3 mi S of Lake Eleanor turnoff, ca. 14 mi W of Trinity Center. 1402 Comment
  CHSC63360  Sisyrinchium elmeri Vernon H. Oswald; L. Ahart 1994-6-14 6299 Trinity Forest Rd. 25 W of Castella and E of Ramshorn Summit, at the confluence of Doe Glade and Mumbo Creek. 1121 Comment
  HSC64932  Sisyrinchium idahoense var. idahoense D. L. Goforth 1979-7-6 208 Trinity Scott Mtn. Meadow 1646 Comment
  HSC46875  Smilax californica William J. Ferlatte 1974-8-14 1611 Trinity Long Canyon, along trail. 1768 Comment
  CHSC115040  Smilax jamesii J. Moeller 2009-6-9 09192 Trinity 2 1/2 air miles SW of the junction of Dump Road and HW 3. Comment
  JEPS77665  Smilax jamesii William J. Ferlatte 1974-8-14 1611 Trinity along trail Trinity Alps, Long Canyon 1767 Comment
  UCD139976  Smilax jamesii Joseph M. DiTomaso 1976-8-24 678 Trinity Trinity Alps. Swift Creek Trail at upper end of Mumford Meadows. 1706 Comment
  HSC24122  Solanum parishii J. O. Sawyer 1970-4-18 2491 Trinity Above New River. 244 Comment
  CAS-BOT-BC365589  Solidago elongata John Thomas Howell 1937-7-27 13582 Trinity Coffee Creek Canyon at Union Creek Comment
  HSC255  Solidago elongata William J. Ferlatte 1967-8-17 978 Trinity Ridge between Landers Lake and Union Lake 2134 Comment
  UC1037418  Solidago elongata Douglas Barbe 1955-8-4 355 Trinity on Coffee Creek Road 2.6 mi n Big Flat (Klamath Mountains); Klamath Mountains 1463 Comment
  CAS-BOT-BC158906  Sorbus scopulina E. V. Jotter 1912-8-29 7723 Trinity Trinity Forest 1341 Comment
  JEPS74460  Sparganium angustifolium W. J. Ferlatte 1966-8-24 485 Trinity edge of Canyon Creek Lakes 1708 Comment
  UCR4799  Spiraea densiflora Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  CAS-BOT-BC147945  Spiraea douglasii Annie M. Alexander; Louise Kellogg 1948-8-10 5474 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  UC1128716  Spiraea douglasii H. A. Jensen 1932-8-11 244 Trinity Head of Canyon Creek; Trinity National Forest, Big Bar Quad. 1737 Comment
  HSC49907  Spiraea splendens var. splendens Maralyn O'Meara 1972-9-12 113 Trinity Trail to Boulder Lake, Coffee Creek 1220 Comment
  HSC66342  Spiranthes porrifolia M. S. Taylor 1980-7-22 3153 Trinity N side of FS 38N22 along creek, 1.6 mi. N of its jct. with Hwy. 135, near Eagle Creek Ranch 976 Comment
  SEINET10470126  Spiranthes porrifolia Mary Susan Taylor 1980-7-22 Taylor 3153 Trinity T38N R7W north central sec 20, Bonanza King quad, Shasta-Trinity Natl Forest, on N side of Rd 38N22, along creek, ca. 1.6 mi N of its jct with Hwy 135 near Eagle Creek Ranch. 975 Comment
  UC4858  Spiranthes romanzoffiana Brewer 1862-1 1457 Trinity By lake on Weaver Bally. Comment
  CHSC70149  Stachys ajugoides var. rigida Jennifer Whipple 1976-9-1 1746 Trinity Mt. Eddy, Klamath Mountains. Near Lower Deadfall Lake. 2194 Comment
  SEINET5734997 Image available Stachys albens Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6144 Trinity Collected in a ditch along Eagle Creek Road (Co. Rd. 133), 0.45 mile from the intersection with CA 3. This intersection is 40.5 road miles north of the junction of CA 3 and CA 299 in Weaverville. Comment
  CAS-BOT-BC383128  Stachys bergii Andrew Townesmith; Karen M. Meyer 2007-8-1 891 Trinity Shasta-Trinity National Forest. Along Forest Service route 17/Stewart Springs road, 14.4 miles from intersection of Stewart Springs and Old 99 Highway roads. At Deadfall Meadows trailhead 2007 Comment
  HSC54135  Stachys rigida Gilbert Muth 1979-7-17 8320 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  RSA49456  Stachys rigida subsp. rivularis E. K. Balls 1949-7-2 13781 Trinity Trinity County: Ripstein Camp, Canyon Creek. 762 Comment
  HSC82513  Stachys rigida var. rigida Thomas W. Nelson, Jane P. Nelson 1979-6-14 4767 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  HSC92647  Stellaria umbellata Jennifer Whipple 1976-7-12 1431 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  UC184861  Stephanomeria lactucina Harry S. Yates 1914-7-13 477 Trinity divide between Slate Creek and Bear Creek 1402 Comment
  CDA11052  Stephanomeria paniculata G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-23 11442 Trinity Klamath Ranges; Rackerby Ridge, approx. 1 mile directly S of Jackass Springs. Comment
  SEINET10893275  Stipa californica Charles L. Hitchcock, James S. Martin 1939-7-11 Hitchcock 5392 Trinity South shore of Upper Canyon Creek lake, 11 miles north of Dedrick Salmon-Trinity Mts. 1890 Comment
  HSC40531  Stipa lemmonii Thomas W. Nelson, Jane P. Nelson 1976-7-1 2936 Trinity Along Rd 5E27, just N of junction with 1S07. 1524 Comment
  HSC58442  Stipa lemmonii G. L. Clifton 1979-7-16 7857 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  HSC67429  Stipa lemmonii Ed Cope, John Palmer Jul 1977 519 Trinity South of trail to Granite Lake. 1280 Comment
  HSC75088  Stipa lemmonii J. P. Smith, T. Nelson 1979-6-15 10106 Trinity Along Trinity River opposite its junction with Bear Creek. 915 Comment
  HSC92550  Stipa lemmonii Jennifer Whipple 1976-7-23 1492 Trinity S facing slopes N of Deadfall Creek 2226 Comment
  HSC34398  Stipa occidentalis var. californica J. P. Smith, J. O. Sawyer 1973-7-3 6983 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC82570  Stipa occidentalis var. californica Thomas W. Nelson, Jane P. Nelson 1979-5-26 4731 Trinity Eagle Creek Campground 823 Comment
  HSC31811  Stipa occidentalis var. occidentalis D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5535 Trinity Black Lassic 1738 Comment
  HSC78764  Stipa occidentalis var. occidentalis John S. Palmer 1976-7-11 481 Trinity S of little Bear Lake. 2073 Comment
  HSC70155  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-7-21 4429 Trinity Along Hwy. 36, 3 mi. W of junction with Mad River-Wildwood FS Rd. Comment
  HSC82145  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1979-6-25 4909 Trinity Stuart Gap 1524 Comment
  HSC68811  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-18 5590 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  HSC71050  Streptanthus drepanoides Thomas W. Nelson, Jane P. Nelson 1978-6-23 Trinity Along FS Rd. 30, 1 mi. S of junction with Hwy. 36 Comment
  JEPS123064  Streptanthus tortuosus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 059 Trinity Bonanza King Comment
  RSA249343  Streptanthus tortuosus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5655 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  RSA78394  Streptanthus tortuosus P. A. Munz 1952-6-29 17844 Trinity Gizzly Creek, branch of N Fork of Trinity River, N of Helena 1052 Comment
  UC402602  Streptanthus tortuosus H. S. Yates 1914-7-20 544 Trinity n slope at head of creek Rush Creek Comment
Read comments
Dec 13 2011
  UCD116294  Streptanthus tortuosus Robert E. Preston 1984-5-13 447 Trinity 1 km north of Junction City, on east side of Canyon Creek Road. 457 Comment
  RSA296787  Streptanthus tortuosus Clark L. Miller 1979-5-19 3 -127 Trinity Beyond Hobo Gulch Campground along rocky floodplain on N Fork Trinity River. 549 Comment
  HSC60664  Streptanthus tortuosus var. tortuosus J. P. Smith, J. O. Sawyer 1973-4-30 6365 Trinity 1.2 mi. E of Burnt Ranch on Hwy. 299 Comment
  HSC70071  Streptanthus tortuosus var. tortuosus Thomas W. Nelson, Jane P. Nelson 1978-6-23 4375 Trinity N of Red Mtn. along road from Red Mtn. to Hell to Find Lake 1616 Comment
  JEPS8335  Swertia albicaulis var. nitida Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3396 Trinity 1 mi w Peanut (lower reaches of Philpot Creek); Philpot Creek 762 Comment
  RSA256723  Swertia fastigiata J. O. Sawyer 1971-7-9 2416 Trinity Pickett Peak, South Fork Mountain 1738 Comment
  HSC56565  Swertia umpquaensis G. L. Clifton 1979-7-16 7842 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  CAS-BOT-BC245848  Symphoricarpos L. R. Abrams 1916-7-22 6183 Trinity Summit on ridge between Mad and Trinity Rivers on Eureka-Red Bluff Road Comment
  HSC51202  Symphoricarpos albus var. laevigatus G. L. Clifton, Overton 1979-6-4 4034 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  CAS-BOT-BC237089  Symphoricarpos mollis G. R. Kleeberger 1879-9-20 s.n. Trinity Unspecified Comment
  JEPS128107  Symphoricarpos mollis Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-14 2017 -034 Trinity Yolla Bolly Wilderness; trail from Pettijohn Basin to Black Rock Lake. Comment
  UC184316  Symphoricarpos mollis var. acutus Harry S. Yates 1914-7-16 531 Trinity Head of Rush Creek Comment
  UC297885  Symphyotrichum bracteolatum Milo S. Baker 1926-1-1 180 a Trinity in meadow above Ranch house Trinity Alps Resort Comment
  UC583006  Symphyotrichum bracteolatum P. A. Munz 1936-8-11 14368 Trinity Forest Glenn, rocky places along stream Little Trinity River Comment
  CAS-BOT-BC97895  Symphyotrichum eatonii John Thomas Howell 1936-8-25 12780 Trinity Near Trinity Center Comment
  HSC92265  Symphyotrichum foliaceum var. parryi Jennifer Whipple 1977-9-9 2291 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC64937  Symphyotrichum hendersonii D. L. Goforth 1979-7-6 213 Trinity Scott Mtn. Meadow 1646 Comment
  CAS-BOT-BC98857  Symphyotrichum spathulatum var. intermedium John Thomas Howell 1936-8-26 12798 A Trinity 8 miles n. of Carrville Comment
  HSC84538  Symphyotrichum spathulatum var. spathulatum J. P. Smith 1980-8-23 10327 Trinity Shasta-Trinity National Forest, along old Hwy. 3, N of Eagle Creek Campground. 854 Comment
  HSC90096  Synthyris cordata Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-3 8 Trinity Grays Falls Campground 274 Comment
  HSC26740  Taraxacum officinale J. L. Strother, William J. Ferlatte 1972-7-16 1403 Trinity Head of Kidd Cr. Comment
  CHSC30198  Tauschia glauca M. S. Taylor 1980-6-30 3011 Trinity 4 mi s of Trinity Center on Hwy 3, west of dirt rd for 1 mi, left at Fire Rd, 1/2 mi to Y in rd, take right, follow ridge to second Y. Comment
  HSC68714  Tauschia kelloggii Jacqueline Greenleaf 1980-5-24 106 Trinity Near Shanty Creek 808 Comment
  HSC54145  Taxus brevifolia Gilbert Muth 1979-7-18 8339 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  NY17490  Taxus brevifolia P. A. Munz 1951-7-17 16554 Trinity This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1043543  Taxus brevifolia P. C. Everett and E. K. Balls 1954-10-15 20304 Trinity 10 mi se Peanut (between Hayfork and Wildwood, Hwy 36) 868 Comment
  UCD135157  Taxus brevifolia Joseph M. DiTomaso 1975-8-8 244 Trinity Trinity Alps, at junction of Stuarts Fork and Alpine Lake Trails. Comment
  JEPS59979  Thelypteris nevadensis W. I. Follett 1934-5-20 12 Trinity 4.3 mi w Forest Glen (beside Fortuna-to-Red Bluff Hwy.) Comment
  JEPS128454  Thermopsis gracilis Julie Kierstead Nelson with Dylan Burge, Lusetta Sims, Jenny Cribbs 2015-6-4 2015 -053 Trinity East slope of Trinity Alps, west of Trinity Lake, south of road to Stonewall Pass trailhead, spur off Road 35N73Y. Comment
  CAS-BOT-BC227194  Thinopyrum intermedium Eugene Carter 1974-7-6 855 Trinity Salmon-Trinity Alps and vicinity. Dry road shoulder along the Rich Gulch Logging Road 762 Comment
  CHSC114174  Thinopyrum intermedium subsp. barbulatum R. E. Brainerd 2010-8-10 1736 Trinity Highway 3. Scott Mountain summit. UTM Zone 10 525305E 456941N. 1648 Comment
Read comments
Feb 22 2016
  JEPS57212  Thlaspi montanum var. montanum L. R. Heckard 1967-8-13 1726 Trinity summit region of Mt. Eddy 2743 Comment
  UC130690  Thlaspi montanum var. montanum H. M. Hall 1909-7-18 8570 Trinity Dorleska; Salmon Mts.; Salmon Mts., Trinity Co. 2000 Comment
  CHSC91761  Thysanocarpus curvipes G. Douglas Barbe; J. T. Howell, T. C. Fuller 1980-5-20 2724 Trinity Klamath Ranges. North of Trinity Center on 'one eye flat' south side of Trinity River bridge, west side of Hwy 3, 0.4 mi north of Coffee Creek Road. 755 Comment
  HSC28359  Thysanocarpus curvipes J. P. Smith 1973-4-21 6156 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC70049  Thysanocarpus curvipes M. A. Baker 1980-5-25 1562 Trinity Near Shannon Butte 171 Comment
  JEPS54144  Thysanocarpus curvipes H. S. Yates 1914-5-18 305 Trinity n Weaverville 701 Comment
  HSC6984  Thysanocarpus curvipes K. P. St. John 1965-5-6 31 Trinity 2 mi. E of Del Loma on Hwy. 299 Comment
  RSA233100  Thysanocarpus curvipes var. curvipes John H. Thomas 1968-4-21 14369 Trinity Near Hwy 299, 0.5 miles W of Hayden Flat Campground between Burnt Ranch and Del Loma. 360 Comment
  JEPS88171  Tolmiea diplomenziesii V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7933 Trinity nw of Platina (Deer Lick Knob Rd (Forest Route 1), 16.0 mi n (odometer) of Hwy 36 (via Harrison Gulch Rd)); High North Coast Ranges 1066 Comment
  CDA25450  Tolmiea menziesii D. Waller 2002-4-13 13 Trinity Near Willow Creek, five miles south on South Fork Road. Comment
  HSC28993  Tonella tenella J. P. Smith 1973-4-21 6286 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC42453  Tonella tenella Barbara Kelly 1977-5-7 396 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC49973  Tonella tenella M. A. Baker 1979-5-13 708 Trinity Hobo Gulch Campground Comment
  HSC59248  Tonella tenella M. A. Ericksen 1979-5-12 270 Trinity Brown's Creek near Deer Lick Springs Rd., 2.5 mi. from S Fork Jct. Comment
  HSC64202  Tonella tenella J. O. Sawyer, R. J. Cole 1978-4-22 3090 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  HSC68111  Tonella tenella J. P. Smith 1973-5-6 6616 Trinity Blanchert Flats near Douglas City Comment
  HSC68368  Tonella tenella J. P. Smith, J. O. Sawyer 1973-4-30 6361 Trinity 0.5 mi. E of the Indian Creek Bridge on Hwy. 299 Comment
  HSC43099  Tonella tenella Maralyn O'Meara 1974-4-21 303 Trinity 0.5 mi. W of Oregon Mtn. Summit along Hwy. 299 Comment
  JEPS97170  Torilis arvensis Sue Pappalardo 1995-6-19 703 Trinity along FS Rd. 3N28 near its end Shasta-Trinity National Forests, Hayfork Ranger District 720 Comment
  HSC21655  Torilis arvensis William J. Ferlatte 1966-6-1 2023 Trinity 1 mi. W of Hayden Flat campground along Hwy. 299 366 Comment
  UC1130471  Toxicodendron diversilobum N. French 1932-9-27 25 Trinity Trinity Forest, Big Bar Quad., E. Fork of N. Fork Trinity R. 762 Comment
  CHSC30266  Triantha occidentalis subsp. occidentalis M. S. Taylor 1980-8-26 3307 Trinity Parker Meadow, 100 ft n of Swift Creek trail, ca. 9 mi w of Trinity Center. 1615 Comment
  JEPS123077  Triantha occidentalis subsp. occidentalis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 098 Trinity Scorpion Lake Comment
  HSC64939  Triantha occidentalis subsp. occidentalis D. L. Goforth 1979-7-6 216 Trinity Scott Mtn. Meadow 1646 Comment
  UCR5462  Trichostema Frank C. Vasek 1966-7-12 660712- 08 Trinity North Coast Range, Mendocino National Forest, c. 28 mi NNE of Eel River along Soldiers Ridge, 2 miles east of Indian Dick Guard Station 1677 Comment
Read comments
Mar 8 2013
  UC922586  Trichostema lanceolatum Annie M. Alexander and Louise Kellogg 1948-8-14 5486 Trinity Morris Meadow, Stuart Fork of Trinity River Trinity Mountains Comment
Read comments
Jul 6 2020
  CHSC82588  Trichostema laxum L. P. Janeway 2001-7-8 7312 Trinity Klamath Ranges. On ridgetop 2.4 km north of Red Mountain. Vernal pool on ridgetop. 1660 Comment
  JEPS101691  Trichostema laxum Dean W. Taylor 1973-6-30 2423 Trinity along Salt Creek 9 miles East of Peanut 822 Comment
  HSC75061  Trichostema laxum J. P. Smith 1978-10-21 10069 Trinity Philpot Creek near Philpot Campground 762 Comment
  UCLA54744  Trichostema oblongum John Thomas Howell 1937-7-21 13208 Trinity Big Flat Comment
  HSC54064  Trientalis latifolia Walter Overton 1979-7-17 8102 Trinity Near South Fork Mts. close to the town of Mad River 1389 Comment
  HSC54176  Trientalis latifolia G. L. Clifton, Butler 1979-7-18 8423 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  SEINET10449633  Trientalis latifolia Mary Merello 1993-6-21 Merello 680 Trinity Shasta-Trinity National Forest, Forest Service Road 34N 17Y off road to Trinity Dam off State Hwy. 3. Disturbed mixed conifer-mixed hardwood forest. 820 Comment
  RSA293196  Trifolium albopurpureum J. P. Smith 1973-5-6 6650 Trinity Blanchert Flats near Douglas City. Comment
  HSC82461  Trifolium breweri Thomas W. Nelson, Jane P. Nelson 1979-6-14 4774 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  HSC23567  Trifolium ciliolatum J. O. Sawyer 1970-5-2 2581 Trinity Above New River 244 Comment
  JEPS65825  Trifolium cyathiferum W. L. Jepson 1897-7-24 13695 Trinity Soldier's Ridge se part of county Comment
  JEPS79997  Trifolium cyathiferum Joseph P. Tracy 1932-6-17 10210 Trinity Three Forks of Mad River Mad River; North Coast Ranges 883 Comment
  UC1223488  Trifolium cyathiferum Joseph P. Tracy 1937-7-24 15519 Trinity head of Hors Linto Creek; Trinity Summit, Devil's Hole 1676 Comment
  SEINET10487832  Trifolium dubium Botany 1985-4-20 BOTANY s.n. Trinity T33n,r9w,sec.24. H.m. Road bank 0.5 mile n of hwy 299 along road to steelbridge Campground. Open, somewhat shaded, grassy site in oak-madrone woodland 536 Comment
  HSC40595  Trifolium longipes J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2590 Trinity Along trail to Granite Lake 1585 Comment
  UC1223369  Trifolium longipes var. hansenii Joseph P. Tracy 1935-8-7 14629 Trinity at head White's Creek; Devil's Canyon Mtns Comment
  UC968601  Trifolium longipes var. hansenii C. L. Hitchcock and J. S. Martin 1939-7-11 5374 Trinity 10 mi n Dedrick (Lower Canyon Creek Lake); Salmon-Trinity Alps Comment
  HSC23569  Trifolium microcephalum J. O. Sawyer 1970-5-2 2583 Trinity Above New River 244 Comment
  UCD109304  Trifolium productum Joseph P. Tracy 1935-8-5 14610 Trinity Devil's Canyon Mts., at head of White's Creek. 1828 Comment
  HSC23564  Trifolium willdenovii J. O. Sawyer 1970-5-23 2579 Trinity Above New River 244 Comment
  HSC38794  Trifolium willdenovii A. Montalvo 1975-5-16 232 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  CHSC3486  Trillium albidum Roger Jaegel 1966-4-24 110 Trinity Three miles west of Hayfork. Comment
  HSC44907  Trillium albidum J. P. Smith 1973-4-21 6266 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  POM196073  Trillium albidum McKenzie 1927-4-16 s.n. Trinity Weaverville Comment
  HSC50854  Trisetum canescens G. L. Clifton, Overton 1979-6-3 3601 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC73436  Trisetum cernuum Gail Newton 1980-7-9 1115 Trinity Near Shanty Creek. 1113 Comment
  HSC73680  Trisetum cernuum Gail Newton 1980-7-10 1201 Trinity Near Senteney Rock. 1545 Comment
  CAS-BOT-BC135779  Triteleia crocea Eugene Carter 1972-6-11 423 Trinity North Fork Trinity River, Hobo Bulch Camp and vicinity. (18 mi. NW of Weaverville), just north of the start of White's Creek Trail 914 Comment
  CHSC30090  Triteleia hyacinthina M. S. Taylor 1980-7-2 3043 Trinity On n side of 36N24, ca. 2 1/2 mi due w of Wyntoon. 1005 Comment
  HSC68750  Triteleia hyacinthina Thomas W. Nelson, Jane P. Nelson 1980-6-18 5594 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  CAS-BOT-BC521554  Triteleia hyacinthina Eugene Carter 1974-6-17 833 Trinity Salmon-Trinity Alps and vicinity. Store Gulch 487 Comment
  CAS-BOT-BC522326  Triteleia hyacinthina H. C. Cantelow 1936-5-21 1327 Trinity Scott Ranch Comment
  HSC64210  Umbellularia californica J. O. Sawyer, Thomas W. Nelson 1978-6-9 3191 Trinity Trail to Red Mtn. 1220 Comment
Read comments
Feb 19 2013
  CAS-BOT-BC381789  Uropappus lindleyi Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  UCD111555  Urtica dioica subsp. holosericea Joseph M. DiTomaso 1976-8-20 677 Trinity Trinity Alps. Hodges Cabin on North Fork of Coffee Creek. 1402 Comment
  CAS-BOT-BC199239  Vaccinium membranaceum Eugene Carter 1972-6-21 462 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Along south side of Keystone Meadows Creek, 1 1/2 miles west of Hobo Gulch 1554 Comment
  JEPS9381  Valeriana californica W. L. Jepson 1897-7-25 Trinity South Yolla - Bolly Mountain; ; [=modern Solomon Peak, see FB 1_107] Comment
  UCD137627  Valeriana californica Joseph M. DiTomaso 1975-7-5 105 Trinity on switchback along Bear Basin Trail 0.25 mile east of pass. 2042 Comment
  HSC59328  Vancouveria planipetala Phyllis Krieg 1979-5-11 Trinity Along Gray Falls trail 610 Comment
  NY406299  Velaea glauca A. Eastwood 1937-6-25 4914 Trinity Minersville to Trinity Center Comment
  JEPS123150  Veratrum californicum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 118 Trinity Scorpion Lake Comment
  RSA135378  Veratrum insolitum Volney Rattan 1882-06 s.n. Trinity Hyampom Comment
  SEINET3992209  Veratrum viride Unknown 1949-7-16 18368 B Trinity Near Gravelly flat known as the 'Race Track', South Fork Mountain 1676 Comment
  POM182479  Verbascum thapsus H. S. Yates 1914-07 s.n. Trinity Near Weaverville. 732 Comment
  HSC1882  Verbena lasiostachys William J. Ferlatte, B. D. Rogers 1966-6-1 2031 Trinity 1 mi. N of Junction City. 457 Comment
  RSA1109  Verbena lasiostachys var. lasiostachys E. R. Johnson 1928-8-27 1163 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  HSC54085  Verbena menthifolia Walter Overton 1979-7-17 8153 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC91106  Veronica americana Jennifer Whipple 1977-8-3 2087 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  UCR124014  Veronica americana George K. Helmkamp, E. A. Helmkamp 2001-7-8 6952 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  HSC503  Veronica americana William J. Ferlatte 1967-6-27 527 Trinity Big Flat, between campground and S Fork of Salmon River 1524 Comment
  JEPS66428  Veronica copelandii L. R. Heckard and P. Rubtzoff 1971-8-1 2690 Trinity 1 air mi sw of Mount Eddy summit (se edge of Middle Deadfall Lake); Middle Deadfall Lake 2225 Comment
  UC444941  Veronica copelandii Annie M. Alexander and L. Kellogg 1911-8-12 311 Trinity head of Bear Creek Bear Creek 2072 Comment
  UCD124898  Veronica serpyllifolia subsp. humifusa Joseph M. DiTomaso 1975-6-30 78 Trinity Morris Meadows on Stuarts Fork Trail. Comment
  HSC40821  Veronica serpyllifolia subsp. humifusa Thomas W. Nelson, Jane Nelson 1976-6-22 2851 Trinity Trinity-Humboldt County line, spring along road to Goat Hill 1646 Comment
  RSA0049743  Viburnum opulus Dean Wm. Taylor 2012-9-20 21315 Trinity Highway 3 at Carville, west side of the highway 732 Comment
  HSC45292  Vicia americana var. americana Brad Klipfel 1975-5-18 609 Trinity Along Hwy. 3 at the junction with Redding Creek Rd. Comment
  HSC48960  Vicia americana var. americana M. A. Baker 1979-5-13 716 Trinity Hobo Gulch Campground Comment
  HSC59966  Vicia americana var. americana M. A. Ericksen 1979-6-22 332 Trinity W slope of Horsehead Mtn. 1785 Comment
  HSC70571  Vicia americana var. americana M. A. Baker 1980-7-10 2682 Trinity Near Senteney Rock 1554 Comment
  HSC72517  Vicia americana var. americana Gail Newton 1980-7-2 949 Trinity Near N Kelsey Peak 1463 Comment
  HSC74147  Vicia americana var. americana M. A. Baker 1980-5-24 1482 Trinity Near Long Ridge. 1006 Comment
  RSA249345  Vicia americana var. americana D. E. Anderson, Thomas Nelson, S. Dowty, B. Anderson 1972-6-14 5665 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  UC1222591  Vicia americana var. americana Joseph P. Tracy 1948-8-15 18145 Trinity 2 mi e Grove's Prairie (ridge near Elk Camp, along trail from Grove's Prairie to Elk Camp); Trinity Summit 1493 Comment