Search Results — 2000 specimen records retrieved (1382 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA21150  Abies X shastensis C. B. Wolf 1937-8-12 9178 Trinity North Coast Range, South Fork Mountain, 3.5 miles S of Cold Spring Lookout. 1524 Comment
  HSC1330  Abies concolor D. E. Anderson 1961-10-8 1868 Trinity Near E Weaver Lake 1982 Comment
  HSC54373  Abies concolor G. L. Clifton 1979-7-16 7913 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  UC1585387  Abies concolor R. Raiche, K. Zadnik, and H. Forbes 1989-10-4 UCBG 66 Trinity on the Pacific Crest Trail 0.8 km from Parks Creek Trailhead (sw facing slope in coniferous forest); Mt. Eddy 2100 Comment
  JEPS123119  Abies magnifica D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 049 Trinity Trinity Creek Watershed Comment
  UCD134261  Abies procera G. J. Muth 1972-10-7 7043 Trinity The collection was made near Kerlin Creek; near Hyampom. 1371 Comment
  CAS-BOT-BC330582  Acer circinatum L. B. Kildale 1930-9-14 10396 Trinity Trinity River at Big French Creek Comment
  LA202807  Acer glabrum Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  CAS-BOT-BC331000  Acer glabrum var. glabrum Annie M. Alexander; Louise Kellogg 1948-8-7 5439 Trinity Trinity Mountains. Canyon Creek (tributary of Trinity River), below the lake 1676 Comment
  UCR123916  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2001-7-8 6929 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  CAS-BOT-BC18761  Achillea millefolium Eugene Carter 1973-8-9 668 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville)...Lower Grizzly Meadows 1706 Comment
  CAS-BOT-BC18764  Achillea millefolium Mrs. E. C. Van Dyke 1938-6-15 s.n. Trinity Trinity Center Comment
  HSC65005  Achillea millefolium D. L. Goforth 1979-7-21 284 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  HSC73270  Achillea millefolium M. A. Baker 1980-7-12 2832 Trinity Near Black Lassic 1753 Comment
  HSC78355  Achillea millefolium John S. Palmer 1973-7-1 105 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  SEINET10534606  Achillea millefolium M. S. Mayer, S. Meredith; D. Bjornbak 1985-5-10 Mayer 41 Trinity Steelbridge campground; hillside, exposed understory, with Douglas Fir and Black Oak; sw exposure, above creek-75 ft. 536 Comment
  SDSU13752  Achlys triphylla subsp. triphylla Harvey 1938-8-14 2329 Trinity Trinity River. Comment
  CHSC6113  Achnatherum nelsonii subsp. dorei A. R. Jaegel 1968-5-4 147 Trinity 7 mi n of hwy. 3 on Barker Creek Rd. Comment
  JEPS74535  Achnatherum nevadense W. J. Ferlatte 1966-8-23 474 Trinity Trinity Alps, Boulder Creek basin - a tributary to Canyon Creek Trinity Alps, Boulder Creek basin 1706 Comment
  CAS-BOT-BC94424  Achnatherum occidentale subsp. pubescens R. C. Wenk 2005-7-16 247 Trinity Coffee Creek, Big Flat Meadow. Growing above high water line near lake 1524 Comment
  HSC68037  Achyrachaena mollis J. P. Smith 1973-5-6 6649 Trinity Blanchert Flats near Douglas City Comment
  HSC42277  Acmispon micranthus Rich White 1977-5-21 59 Trinity Eagle Creek Campground 851 Comment
  HSC98338  Acmispon micranthus Walter Overton 1979-7-18 8197 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC82118  Acmispon micranthus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5286 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  HSC802  Acmispon nevadensis William J. Ferlatte 1967-7-24 711 Trinity Big Flat 1524 Comment
  UC1037393  Aconitum columbianum Douglas Barbe 1955-7-27 297 Trinity dry water course s. of Scott Mt. Forest Camp 1615 Comment
  UC465622  Aconitum columbianum Harry S. Yates 1914-7-14 501 Trinity Stuart's Fork Comment
  CAS-BOT-BC391551  Aconitum columbianum subsp. columbianum J. P. Smith; J. O. Sawyer 1973-7-27 7174 Trinity Trail to Deadfall Lakes 2072 Comment
  HSC35887  Aconitum columbianum subsp. columbianum J. P. Smith, J. O. Sawyer 1973-7-27 7174 Trinity Trail to Deadfall Lakes. 1951 Comment
  HSC78750  Aconitum columbianum subsp. columbianum John S. Palmer 1973-8-3 147 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  HSC92951  Aconogonon davisiae Jennifer Whipple 1976-6-10 955 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes 2378 Comment
  UC465914  Actaea rubra Mrs. M. H. Manning 1901-7-1 67 Trinity Trinity Summit Comment
  HSC84429  Adenocaulon bicolor J. P. Smith 1980-8-23 10322 Trinity Shasta Trinity National Forest; Horse Flat Campground along Eagle Creek 1098 Comment
  RSA105318  Adenocaulon bicolor G. D. Barbe 1955-8-3 338 Trinity At Dan Rice Creek and Scott Mountain Road, 3 miles south of Scott Mountain Forest Camp. 1387 Comment
  SDSU3569  Adiantum aleuticum L. N. Harvey 1930-9-26 Trinity Forest glen. Comment
  UC667961  Adiantum aleuticum Joseph P. Tracy 1935-8-6 14677 Trinity head of North Fork of White's Creek (around White's Creek Lake); Devil's Canyon Mts 1889 Comment
  SEINET187083 Image available Adiantum aleuticum P. A. Munz 1936-8-11 14360 Trinity Above Forest Glenn 1068 Comment
  SFV5239  Adiantum aleuticum B. C. Templeton 1957-6-25 s. n. Trinity Salmon Mountains. Battle Creek. Comment
  HSC26771  Adiantum jordanii J. P. Smith, J. O. Sawyer 1973-3-11 5866 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  HSC938  Adiantum jordanii D. E. Anderson 1963-5-12 2434 Trinity Near Trinity-New River canyons. Comment
  HSC946  Adiantum jordanii R. Spellenberg 1965-6-17 1158 Trinity Near W end of the suspension bridge across the Trinity River on the trail to the mouth of New River about 2 mi. W of Burt Ranch Comment
  HSC100224  Aegilops neglecta J. P. Smith 2010-6-25 12979 Trinity Vacant lot adjacent to shopping center on Hwy. 299 in Weaverville 614 Comment
  HSC73449  Agastache urticifolia Gail Newton 1980-7-9 1130 Trinity Near Shanty Creek. 1113 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
  CAS-BOT-BC29471  Ageratina occidentalis Alice Eastwood 1921-7-22 10688 Trinity Forest Glen, Trinity Forest Reserve Comment
  UC581794  Ageratina occidentalis Joseph P. Tracy 1935-8-6 14670 Trinity head of Whites Creek; Devils Canyon Mts. 1981 Comment
  CAS-BOT-BC29461  Ageratina occidentalis Volney Rattan 1883-6-1 s.n. Trinity Forks of Trinity Comment
  CAS-BOT-BC29465  Ageratina occidentalis Philip Alexander Munz 1951-7-18 16639 Trinity North slope of Yolla Bolly Peak, North Yolla Bolly Mountains, Tehama County line 1981 Comment
  CAS-BOT-BC21328  Agoseris aurantiaca var. aurantiaca P. A. Munz 1951-7-22 16823 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 Comment
  UCD128639  Agoseris aurantiaca var. aurantiaca Joseph M. DiTomaso 1975-7-22 178 Trinity Trinity Alps, 1/8 mile east of Boulder Creek on Lion Lake Trail. 1645 Comment
  CHSC82653  Agoseris grandiflora L. P. Janeway 2001-7-8 7302 Trinity Klamath Ranges. On ridgetop 1.8 km north of Red Mountain. 1650 Comment
  HSC26245  Agoseris heterophylla J. P. Smith, J. O. Sawyer 1972-5-27 5302 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC40779  Agoseris heterophylla Thomas W. Nelson, James Nelson 1976-6-22 2801 Trinity Below Senteney Rock 1494 Comment
  HSC73237  Agoseris heterophylla R. York 1980-5-25 764 Trinity Near Shannon Butte 701 Comment
  HSC73903  Agoseris heterophylla R. York 1980-5-24 648 Trinity Near Long Ridge. 1036 Comment
  HSC82634  Agoseris heterophylla Thomas W. Nelson 1979-5-13 4653 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  RSA249411  Agoseris heterophylla D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5675 Trinity Prairie area between 1SO7 and Senteney Rock, along Swayback Ridge, 4 wheel drive road. Comment
  HSC51032  Agoseris retrorsa G. L. Clifton, Overton 1979-6-3 3873 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC70586  Agoseris retrorsa Gail Newton 1980-7-3 1014 Trinity Near Horsehead Mtn. 1753 Comment
  CAS-BOT-BC13476  Agoseris retrorsa Eugene Carter 1972-6-10 424 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi NW of Weaverville). Lower end Backbone Creek Trail. 914 Comment
  CAS-BOT-BC126957  Agrostis exarata Joseph P. Tracy 1935-8-3 14483 Trinity Mary Blaine Mountain. Mary Blaine Meadow. 1950 Comment
  JEPS106507  Agrostis stolonifera L. P. Janeway, Gail Kuenster 2004-6-24 8175 Trinity Klamath Ranges. Large floodplain (''Grass Valley'') on south side of Trinity River just east of Grassy Valley Creek. ''Hamilton Ranch.'' 535 Comment
  RSA276675  Agrostis variabilis William J. Ferlatte, Alice Q. Howard 1970-8-9 1288 Trinity Trinity Alps; Boulder Cr. Lakes; at west end of lower lake. 1799 Comment
  UC552733  Agrostis variabilis Joseph P. Tracy 1935-8-7 14613 Trinity head White's Creek (Devil's Canyon Mountains); , head White's Creek 2072 Comment
  HSC31461  Ailanthus altissima Steve Selva, Roger Jensen 1974-8-27 71 Trinity Along Hwy. 299 at Junction City Comment
  HSC65447  Aira caryophyllea J. P. Smith 1975-5-17 8106 Trinity SE-facing slope on the trail to Denny at confluence of New River and Trinity River 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
  CAS-BOT-BC461077  Allium acuminatum Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville Comment
  HSC39475  Allium amplectens J. P. Smith 1972-5-27 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  HSC70113  Allium amplectens Thomas W. Nelson, Jane P. Nelson 1978-6-23 4343 Trinity Along road to Hell to Find Lake Comment
  UC130638  Allium amplectens H. M. Hall July, 1909 8611 Trinity Union Creek Salmon Mountains, Union Creek 1828 Comment
  HSC73847  Allium bolanderi var. bolanderi M. A. Baker 1980-5-25 1510 Trinity Near Shannon Butte 701 Comment
  CHSC30126  Allium campanulatum M. S. Taylor 1980-6-17 2920 Trinity On n side of 29N36A, ca. 1 mi w of its jct with 29N38, ca. 1 mi s of Wildwood. 1219 Comment
  HSC73654  Allium campanulatum Gail Newton 1980-7-10 1190 Trinity Near Senteney Rock 1545 Comment
  HSC74105  Allium campanulatum Gail Newton 1980-7-3 1002 Trinity Near Horsehead Mtn. 1753 Comment
  UC666936  Allium campanulatum Joseph P. Tracy 1932-7-12 10479 Trinity Head of Brett Hole Trinity Summit, Brett Hole 1828 Comment
  HSC60358  Allium campanulatum Clark Miller 1979-5-26 6163 Trinity Along rd. to Hobo Gulch Campground from Hwy. 299 915 Comment
  HSC78003  Allium campanulatum John S. Palmer 1974-7-3 227 Trinity Bear Lakes area, along trail to Big Bear Lake. 1463 Comment
  RSA0062951  Allium campanulatum William J. Ferlatte 1966-6-30 151 Trinity Canyon Creek Lakes, open granitic slopes and flats. 1646 Comment
  RSA66397  Allium campanulatum Philip A. Munz 1951-7-18 16627 Trinity North slope of North Yolla Bolly Peak, North Yolla Bolly Mtns. Line of Tehama Co-Trinity Co. 1982 Comment
  HSC79338  Allium cratericola D. K. Imper 1982-5-13 Trinity Head W at Ruth Station on 2S12, S on 2S05, at 4 mi. take 8E05 cutoff just N of Winegrass Spring, at 1.75 mi. in meadow down to serpentine 915 Comment
  CAS-BOT-BC94439  Allium falcifolium R. C. Wenk 2005-7-18 281 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1750 Comment
  HSC73678  Allium falcifolium Gail Newton 1980-7-10 1203 Trinity Near Senteney Rock 1545 Comment
  HSC82300  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1979-6-15 4817 Trinity Trinity/Siskiyou Co. line, head of Scott Mtn. Creek at Scott Mtn. Campground 1646 Comment
  UC1198199  Allium falcifolium Arthur E. Connick 1927-5-30 Trinity towards Auto Rest (South Fork Mt.); South Fork Mt. Comment
  UC666931  Allium falcifolium Joseph P. Tracy 1935-8-3 14514 Trinity Mary Blaine Mt. 1950 Comment
  HSC60354  Allium falcifolium R. York 1979-5-13 279 Trinity W of Philpot Campground 793 Comment
  HSC32905  Allium hoffmanii Thomas W. Nelson 1973-5-30 990 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC73307  Allium hoffmanii M. A. Baker 1980-7-12 2850 Trinity Near Black Lassic 1707 Comment
  SEINET3884720  Allium hoffmanii D. E. Anderson, Thomas Nelson; Steve Dowty 1972-6-14 5582 Trinity Red Lassic.; 0 1798 Comment
Read comments
Aug 27 2018
  CAS-BOT-BC472978  Allium membranaceum Lester Rowntree 1938-6-11 s.n. Trinity Milton Springs Comment
  HSC75238  Allium siskiyouense Thomas W. Nelson, Jane P. Nelson 1980-6-20 5700 Trinity Shasta-Trinity National Forest, at end of FS Rd. 30N28A 1463 Comment
  HSC86344  Allium siskiyouense J. O. Sawyer, J. Stephensen, J. Rivera 1985-5-5 4325 Trinity On trail 12W02 from Mary Blaine Mountain to Young's Peak 1707 Comment
  JEPS120198  Allium siskiyouense Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -25 Trinity At end of Forest Rd. 29N81A, west of the Bramlet Road (Forest Road 30N29) south of Highway 36W; 13 miles south of Hayfork Comment
  UC722292  Allium validum C. L. Hitchcock, J. S. Martin 1939-7-12 5355 Trinity 7 mi above Dedrick; Salmon-Trinity Alps, Canyon Creek Meadows 1402 Comment
  CAS-BOT-BC478046  Allium validum G. R. Kleeberger 1880-7-2 s.n. Trinity Mt. Bally. near Weaverville. Comment
  UCD138652  Allium validum Joseph M. DiTomaso 1975-7-30 219 Trinity Trinity Alps; 0.75 mile north of Grand National Mine. 1645 Comment
  RSA264976  Alnus viridis subsp. sinuata D. V. Hemphill 1972-10-7 s.n. Trinity Near Kerlin Creek. 1372 Comment
  CHSC91151  Alopecurus aequalis D. Isle 1996-7-31 295 Trinity Mendocino National Forest--North Coast Ranges. Upper Middle Fork Eel River Watershed. Pond #13 (AB#1) drainage from AB-1. 1097 Comment
  SBBG116545  Amelanchier alnifolia D. Wilken with E. Painter 2003-7-17 16158 Trinity immediately S of Scott Mtn Cmpgrd near Scott Mtn Summit 1650 Comment
  CDA25704  Amelanchier alnifolia var. semiintegrifolia C. Lee 2002-4-21 18 Trinity Burnt Ranch campground trail. 0 Comment
  HSC24166  Amelanchier alnifolia var. semiintegrifolia J. O. Sawyer 1970-4-19 2523 Trinity Denny Campground. 427 Comment
  RSA258846  Amelanchier florida Thomas W. Nelson 1973-5-20 918 Trinity North of Black Lassic. 1524 Comment
  CAS-BOT-BC135630  Amelanchier utahensis Doris K. Kildale 1928-3-2 4662 Trinity Trinity Center Comment
  CAS-BOT-BC135634  Amelanchier utahensis Eugene Carter 1975-5-25 943 Trinity North Fork Trinity River, Grizzly Creek, along trail. 1066 Comment
  CAS-BOT-BC251146  Amelanchier utahensis R. C. Wenk 2005-6-18 185 Trinity Trinity County, Coffee Creek, Big Flat Meadow 1524 Comment
  CHSC75746  Amelanchier utahensis Vernon H. Oswald; Lowell Ahart 1999-7-5 9831 Trinity West of Weed on the summit of Forest Rd. 17 at the trailhead to Deadfall Lakes. 2011 Comment
  HSC64007  Amsinckia intermedia J. P. Smith 1973-4-21 6306 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  CAS-BOT-BC45222  Anaphalis margaritacea H. E. Parks; J. P. Tracy 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain Comment
  JEPS20541  Anaphalis margaritacea Harold E. Parks and Joseph P. Tracy 1941-8-27 11530 Trinity 1 mi s McKay Camp; South Fork Mt. 1676 Comment
  CAS-BOT-BC45220  Anaphalis margaritacea Eugene Carter 1975-8-12 1057 Trinity North Fork Trinity River 1066 Comment
  UC465635  Anemone deltoidea Mrs. M. H. Manning 1901-1 26 Trinity Trinity Summit Comment
  HSC41  Anemone drummondii William J. Ferlatte 1967-7-6 641 Trinity Ridge between Landers Lake and Union Lake 1982 Comment
  HSC45405  Anemone drummondii Thomas W. Nelson, Jane P. Nelson 1977-7-4 3628 Trinity N side of Mule Ridge 1585 Comment
  CDA24191  Anemone grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2760 Trinity South edge of Scott Mountain Summit campground, Scott Mountains, Trinity National Forest; summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  RSA211133  Anemone occidentalis William J. Ferlatte 1967-8-6 809 Trinity Upper end of Canyon Creek above the lakes 1829 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
  UC1197371  Angelica tomentosa Joseph P. Tracy 1941-8-27 17028 Trinity near Cold Springs (South Fork Mountain); South Fork Mountain 1645 Comment
  HSC71983  Angelica tomentosa J. M. DiTomaso 1980-8-29 1956 Trinity 10.25 mi E of Trinity-Humboldt County line on Hwy 299, 14 mi E of Willow Creek and 0.5 mi W of Burnt Ranch 457 Comment
  HSC71985  Angelica tomentosa J. M. DiTomaso 1980-8-15 1869 Trinity 50 m S of Hwy 299 on Hennessey Rd., 1 mi W of Burnt Ranch 457 Comment
  CAS-BOT-BC271401  Anisocarpus madioides David D. Keck 1944-7-10 5469 Trinity 1.5 mi. W. of Wildwood 1158 Comment
  CAS-BOT-BC59290  Antennaria argentea John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53486 Trinity About 6 miles southwest of Trinity Center on road to Weaverville 883 Comment
  CAS-BOT-BC59292  Antennaria argentea Eugene Carter 1972-6-15 433 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 914 Comment
  SEINET2031093 Image available Antennaria argentea Joseph P. Tracy 1923-6-3 6436 Trinity Hay Fork Mountain. Near summit on Weaverville road. 1100 Comment
  UC1222916  Antennaria argentea Joseph P. Tracy 1941-8-24 17018 Trinity (near where highway crosses grassy flats and slopes among oaks) Trinity Highway; South Fork Mountain 1310 Comment
  HSC70456  Antennaria dimorpha J. P. Smith 1977-5-8 9077 Trinity Blue Point on Blue Point Ridge 1585 Comment
  UC582648  Antennaria howellii subsp. howellii Joseph P. Tracy 1935-8-8 14709 Trinity around White's Creek Lake (head of N Fk White's Cr); Devil's Canyon Mts., North Fork of White's Creek 1981 Comment
  HSC346  Antennaria media William J. Ferlatte 1967-8-11 920 Trinity Below the ice fields on the N side of Thompson Peak. 2378 Comment
  JEPS128099  Antennaria rosea subsp. confinis Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -025 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  JEPS23853  Antirrhinum vexillocalyculatum subsp. breweri Peter H. Raven and R. Snow 1958-7-18 13565 Trinity 3.5 mi se Five Pines Comment
  JEPS83356  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-6-30 358 Trinity 10.2 mi w Hwy. 299 intersection with Big French Creek Road (on Hwy 299, Burnt Ranch vicinity, s side of road); Burnt Ranch, Ironside Mtn. Quad. (15', 1951) 365 Comment
  JEPS94468  Antirrhinum vexillocalyculatum subsp. breweri Vernon Oswald and Lowell Ahart 1997-7-17 8753 Trinity Forest Route 29 0.3 mi nw of the West Fork of Smokey Creek (8.4 mi s of Highway 36, in Trinity National Forest); Trinity National Forest, Forest Route 29 1225 Comment
  HSC59939  Apocynum androsaemifolium D. L. Goforth 1979-7-5 201 Trinity Deadwood Creek Rd. 2 mi. ENE of Lewiston Comment
  HSC78281  Apocynum androsaemifolium John S. Palmer 1975-7-23 404 Trinity Bear Lakes Area, ridgetop SE of Log Lake 2000 Comment
  HSC3209  Apocynum androsaemifolium William J. Ferlatte, B. D. Rogers 1966-6-1 2057 Trinity Near Hayfork Summit 1128 Comment
  CAS-BOT-BC395010  Aquilegia formosa P. A. Munz 1951-7-17 16592 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1402 Comment
  RSA49967  Aquilegia formosa E. K. Balls 1949-7-8 13893 Trinity Scott Mtn Camp Meadow, Scott Mt. Trinity County. 1631 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
  CAS-BOT-BC395008  Aquilegia formosa Eugene Carter 1974-6-3 784 Trinity Salmon-Trinity Alps and vicinity, 1/4 mile south of Store Gulch. 480 Comment
  SEINET5721774 Image available Aquilegia formosa Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6143 Trinity In a seep near Dan Rice Creek. Along CA 3 near its intersection with US Forest Service Road 39 NO4. 51.4 road miles north of the junction of CA 3 and CA 299. South of Callahan.; Callahan Comment
  CAS-BOT-BC17258  Arabidopsis thaliana John Thomas Howell 1954-4-26 29172 Trinity 10 miles from Douglas City on road to Redding. Comment
  HSC64152  Arabidopsis thaliana J. P. Smith 1973-5-6 6593 Trinity Blanchert Flats near Douglas City Comment
  RSA0125736  Arabis breweri Marcus E. Jones 1931-7-16 28879 Trinity Burnt Ranch, near Trinity River. Comment
  HSC23668  Arabis breweri var. breweri J. O. Sawyer 1970-4-18 2512 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC26402  Arabis breweri var. breweri J. P. Smith, J. O. Sawyer 1973-3-11 5862 Trinity Trail along the Trinity River and New River beginning at Grays Falls. Comment
  HSC27543  Arabis breweri var. breweri J. P. Smith 1973-4-7 5997 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
  HSC25667  Arabis glabra D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5243 Trinity On spur road to logging landings, 0.8 mi. from its junction with 1 S0 7. Comment
  HSC72589  Arabis glabra Gail Newton 1980-7-1 816 Trinity Near Hayden Roughs. 1250 Comment
  HSC34844  Arabis holboellii var. retrofracta Thomas W. Nelson 1975-5-17 1820 Trinity Panwauket Gulch Comment
  RSA0129715  Arabis platysperma P. A. Munz 1951-7-20 16728 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  HSC44104  Arabis subpinnatifida M. A. Baker 1977-5-7 240 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC67320  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-5-7 5186 Trinity Along FS 29N58, Rattlesnake Ridge, at junction with FS 29N67 1341 Comment
  UC1042372  Arabis subpinnatifida Alice Eastwood and John Thomas Howell 1937-6-25 4975 Trinity between Eagle Creek and Bear Creek; Trinity River Canyon Comment
  CHSC68986  Aralia californica Vernon Oswald; Lowell Ahart 1997-7-17 8757 Trinity Forest Route 29 at a tributary of Smoky Creek, 1.1 mi south of the West Fork of Smoky Creek, 9.8 mi south of Hwy. 36. 1165 Comment
  SDSU2558  Aralia californica D. F. Howe 1959-8-4 2798 Trinity On #299, 50 mi. west of Weaverville. 152 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
  CAS-BOT-BC407797  Arceuthobium campylopodum John Thomas Howell 1936-8-25 12790 Trinity near Trinity Center Comment
  RSA41914  Arceuthobium campylopodum H. C. Cantelow 1936-8-24 1659 Trinity Near Scott Ranch. 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
  UC1120915  Arctostaphylos canescens subsp. canescens P. L. Johannsen 1933-5-19 176 Trinity Harrison Gulch Trinity National Forest, Red Bluff Quadrangle 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
  CHSC111311  Arctostaphylos canescens subsp. sonomensis Julie Kierstead Nelson; Wendy Boes 2012-7-6 2012 -063 Trinity Forest Rd. 1S14 N of Hwy. 36. 1347 Comment
  HSC25046  Arctostaphylos manzanita J. O. Sawyer 1970-4-18 2471 Trinity Above the New River at its junction with the Trinity River 244 Comment
  HSC54133  Arctostaphylos manzanita Gilbert Muth 1979-7-17 8301 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  UCD51999  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-15 702 Trinity Near bridge across north fork of Trinity River; ca. 0.5 mile northwest of Helena; State Highway 299. Comment
  UCR52387  Arctostaphylos manzanita Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-6 7 Trinity Rt. 299, Gray's Falls Campground. Between dirt road and river 250m south of the campground. 300 Comment
  CAS-BOT-BC38630  Arctostaphylos manzanita subsp. manzanita D. Malm; S. Branch; L. Blackford 1988-3-12 14 Trinity Fork of Trinity River at Hell's Half Acre 457 Comment
  CAS-BOT-BC39959  Arctostaphylos nevadensis C. Hart Merriam 1932-9-1 s.n. Trinity Summit Trinity Mts. between Callihan and Carrville, s. of Scott Valley and n. of Trinity Center. Comment
  JEPS24822  Arctostaphylos nevadensis Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6838 Trinity s slope Scott Mountain 1889 Comment
  UC1193135  Arctostaphylos nevadensis P. Zinke 1950-6-20 130 Trinity intersection of Trinity Co. line and west boundary Mendocino National Forest; Quad 43A2 1706 Comment
  UC571079  Arctostaphylos nevadensis Dorothy Tebbe 1929-7-25 122 Trinity Salmon Summit Trinity Mountains Comment
  SFV5212  Arctostaphylos nevadensis B. C. Templeton 1957-6-25 s. n. Trinity Salmon Mountains. Coffee Creek Canyon above Battle Creek. Comment
  CAS-BOT-BC44489  Arctostaphylos patula W. R. Dudley 1901-8-16 s.n. Trinity On Willow Creek Grade west of Gazelle Comment
  CAS-BOT-BC44493  Arctostaphylos patula C. Hart Merriam 1918-8-27 s.n. Trinity Junction Comment
  CAS-BOT-BC46401  Arctostaphylos patula John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53533 Trinity Scott Mt. summit on road from Carrville to Callahan. 1645 Comment
  HSC42491  Arctostaphylos patula Robert M. Specht 1977-6-30 1135 Trinity Comment
  RSA50253  Arctostaphylos patula E. K. Balls 1949-7-4 13816 Trinity Below Chloride Mine, trail to Dedrick. 793 Comment
  UCD63200  Arctostaphylos patula Joseph M. DiTomaso 1976-6-30 543 Trinity Trinity Alps, Caribou Ridge Trail on Stuarts Fork side. 2103 Comment
  RSA339397  Arctostaphylos stanfordiana subsp. stanfordiana Roger Raiche 1985-6-15 RR- 50538 Trinity Near Kettenpom. 1052 Comment
  HSC40367  Arctostaphylos viscida Linda M. Barker, Raul Tuazon 1976-5-1 1426 Trinity Hwy. 3, 2 mi. S of Hwy. 299 on Hayfork Mtn. 671 Comment
  CAS-BOT-BC47478  Arctostaphylos viscida subsp. viscida Elmer I. Applegate 1932-4-14 7052 Trinity Weaverville Comment
  JEPS95312  Arenaria congesta var. crassula Vernon H. Oswald and L. Ahart 1994-7-11 6389 Trinity T38N R6W NE1/4 Sec. 2, 6140 ft, Red Fir Forest. Forest Rd. 26 (to Mt. Shasta), 6.0 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. Abundant in dry openings in brushy forest. 1871 Comment
  UC465586  Arenaria congesta var. suffrutescens Annie M. Alexander and L. Kellogg 1911-7-22 270 a Trinity Twin to Thompson Peak Comment
  SEINET10537549  Arenaria rosei Mary Susan Taylor 1980-6-16 Taylor 2889 Trinity T29N R11W south central sec 15. Dubakel la Mt quad. On W side of Hwy 30 on slope, ca. 2.3 mi S of its jct with Hwy 36, ca. 2 mi S of Wildwood; on serpen tine, pine-duff covered; Shasta-Trinity National Forest. 1158 Comment
  CHSC63332  Arenaria serpyllifolia subsp. serpyllifolia Vernon H. Oswald; L. Ahart 1994-6-14 6290 Trinity Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city). 1511 Comment
  CAS-BOT-BC384750  Arenaria serpyllifolia var. serpyllifolia Philip A. Munz 1949-5-15 13220 Trinity Ripstein Public Camp Ground, Canyon Creek, Dedrick 975 Comment
  HSC4756  Arnica amplexicaulis William J. Ferlatte 1966-8-23 464 Trinity Boulder Creek Basin, tributary to Canyon Creek; west end of Boulder Cr. L. 1707 Comment
  HSC39522  Arnica cordifolia Thomas W. Nelson, James Nelson 1976-6-10 2665 Trinity At Senteney Rock 1524 Comment
  HSC64170  Arnica discoidea J. O. Sawyer, Thomas W. Nelson 1978-6-9 3167 Trinity Trail to Red Mtn. 1220 Comment
  JEPS59013  Arnica discoidea Elizabeth McClintock 1956-6-16 Trinity above, road along Coffee Creek Coffee Creek Ranch Comment
  RSA276672  Arnica viscosa William J. Ferlatte, Alice Q. Howard 1970-8-9 1286 Trinity Boulder Cr. Lakes. 1799 Comment
  HSC12657  Arnica viscosa William J. Ferlatte, Alice Q. Howard 1970-8-9 1268 Trinity Boulder Creek Lakes; at west end of lower lake 1799 Comment
  HSC78406  Artemisia tridentata subsp. tridentata John S. Palmer 1974-8-3 236 Trinity E-facing slope near top of Horse Creek Drainage 1982 Comment
  CAS-BOT-BC453352  Aruncus dioicus var. vulgaris Eugene Carter 1969-9-28 192 .1 Trinity North Fork Trinity River, Hobo Gulch camp and vicinity. (18 mi. NW of Weaverville) On west riverbank, 1/8 mile north of White's Creek. 914 Comment
  JEPS94221  Asarum caudatum Vernon Oswald and Lowell Ahart 1998-5-14 9070 Trinity 1.4 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.7 mi n of Highway 36); Wildwood Road 1024 Comment
  RSA66435  Asarum caudatum P. A. Munz 1951-7-17 16609 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 Comment
  CAS-BOT-BC400713  Asarum hartwegii Mrs. E. C. Van Dyke 1931-6-30 s.n. Trinity Carville [Carrville] Comment
  SFV18522  Asarum hartwegii A. M. Deshais 2002-4-20 44 Trinity Oak Bottom Campground. 244 Comment
  CAS-BOT-BC400715  Asarum hartwegii Robert D. Briggs 1966-5-14 R- 144 Trinity 3 miles east of Douglas City, on State Hwy. 299 Comment
  HSC69878  Asclepias cordifolia Thomas W. Nelson 1978-5-27 4052 Trinity Red Mtn. 1250 Comment
  JEPS49843  Asclepias cordifolia W. L. Jepson 1897-7-25 14530 Trinity between Middle Eel River and Castle Peak; South Yollo Bally; [=modern Solomon Peak, see FB 1_107] Comment
  CAS-BOT-BC94947  Asclepias cordifolia R. C. Wenk 2005-7-18 265 Trinity Trinity Alps, Coffee Creek, 4 mi. down road from Big Flat Meadow 1402 Comment
  HSC82050  Asclepias cordifolia Thomas W. Nelson, Jane P. Nelson 1980-6-17 5485 Trinity Along Old Hwy. 3, 1 mi. from jct. with Hwy. 3, opposite entrance to Philpot Campground 762 Comment
  RSA789785  Asclepias cordifolia Rebecca Wenk 2005-7-18 265 Trinity Trinity Alps, Coffee Creek, 4 mi down road from Big Flat Meadow. 1402 Comment
  UCD135907  Asclepias cordifolia R. Wenk 2005-7-18 265 Trinity Trinity Alps, Coffee Creek, 4 miles down road from Big Flat Meadow. 1402 Comment
  RSA130583  Asclepias eriocarpa Roxana S. Ferris 1955-7-11 s.n. Trinity Just W of Whiskeytown on US highway 299 335 Comment
  JEPS94467  Asclepias fascicularis Vernon Oswald and Lowell Ahart 1997-7-17 8745 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, Forest Route 29 1481 Comment
  CAS-BOT-BC222861  Asclepias solanoana R. Bacigalupi; L. Constance; R. Rodriguez; R. Moran; S. Carlquist 1951-6-12 3390 Trinity At headwaters of Salt Creek, just off State Highway 36, about 8 miles west of Idylwild [Idyllwild] 1066 Comment
  SEINET197560  Asclepias solanoana R. Bacigalupi, L. Constance' Rafael Rodriguez; Rei 1951-6-12 3390 Trinity Headwaters of Salt Creek, just off State Highway 36, about 8 miles west of Idylwood (Wildwood). 1067 Comment
  RSA0104721  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-19 5631 Trinity Along Old State Route 36 (Post Creek Road) at bridge over Glade Creek. 883 Comment
  SEINET10496459  Asclepias solanoana Mary Susan Taylor 1980-6-17 Taylor 2918 Trinity Shasta- Trinity Natl Forest; on N side of Rd 29N36A, ca. 0.5 mi W of its jct with 29N43, ca. 4 mi due S of Wild wood. 1219 Comment
  SEINET10496461  Asclepias solanoana Mary Susan Taylor 1980-8-6 Taylor 3222 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
  SEINET10742134  Asclepias solanoana Rimo Bacigalupi, Lincoln Constance 1951-6-12 Bacigalupi 3390 Trinity Serpentine outcrop at headwaters of Salt Creek, just off State Highway 36, about 8 mi W of Idylwild 1067 Comment
  CAS-BOT-BC465587  Aspidotis densa Julie Kierstead Nelson; Martin Lenz 2015-4-15 2015 -016 Trinity Stoney Point campground, W side of Trinity Lake off Hwy 3 745 Comment
  CAS-BOT-BC94434  Aspidotis densa R. C. Wenk 2005-7-18 272 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1750 Comment
  HSC104097  Aspidotis densa Kyle Brown 2015-3-7 27 Trinity Along Forest Service Road 5N10, 1338 Comment
  HSC67198  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-6-16 5450 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  HSC67279  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-6-17 5468 Trinity Shasta-Trinity National Forest, along old Hwy. 36, 1 mi. W of Hwy. 3 near Peanut 793 Comment
  HSC67328  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-5-30 5392 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
  HSC67333  Aspidotis densa Thomas W. Nelson 1980-5-30 5373 Trinity Along Rd 4N09, 1.9 miles from junction with road 60 (Underwood Mountain Rd) 1128 Comment
  HSC67335  Aspidotis densa Thomas W. Nelson 1980-5-30 5356 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  HSC81639  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-7-17 6120 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  HSC70075  Aspidotis densa Thomas W. Nelson 1978-6-23 4379 Trinity Along road from FS Rd. 29 to Foss Camp and FS Rd. 6 Comment
  RSA41882  Aster occidentalis H. C. Cantelow 1936-8-24 1550 Trinity Summit of Scott Mt. 1631 Comment
  RSA167211  Aster paludicola Joseph P. Tracy 1949-9-16 18575 Trinity 5 miles SW of Trinity Center 915 Comment
  CAS-BOT-BC177281  Astragalus accidens var. hendersonii Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  HSC44412  Astragalus purshii Carolyn Sanford 1977-5-21 383 Trinity SR 3, 1/4 mi. above the confluence of the Trinity River and Tangle Blue Creek. 1006 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
  HSC62706  Asyneuma prenanthoides M. A. Baker 1979-7-4 1002 Trinity Comment
  HSC78793  Athyrium distentifolium var. americanum John Palmer 1973-9-7 171 Trinity S side of Little Bear Lake 1860 Comment
  RSA67655  Athyrium filix-femina subsp. cyclosorum P. A. Munz 1951-7-18 16645 Trinity North slope of North Yolla Bolly Peak. 1951 Comment
  CAS-BOT-BC68718  Athyrium filix-femina var. californicum Eugene Carter 1973-9-9 687 Trinity Salmon-Trinity Alps and Vicinity - along the North Fork of Trinity River just north of Grizzly Creek 1082 Comment
  CAS-BOT-BC68720  Athyrium filix-femina var. californicum Eugene Carter 1975-8-12 1054 Trinity North Fork Trinity River 1066 Comment
  CAS-BOT-BC66160  Athyrium filix-femina var. cyclosorum G. R. Kleeberger 1880-8-21 s.n. Trinity along Hogs Creek, Weaverville Comment
  CAS-BOT-BC66162  Athyrium filix-femina var. cyclosorum Annie M. Alexander; Louise Kellogg 1948-8-17 5496 A Trinity East Fork Canyon Creek Lake 1752 Comment
  HSC235  Athysanus pusillus William J. Ferlatte 1967-6-6 499 Trinity Big Flat 1524 Comment
  RSA211444  Athysanus pusillus William J. Ferlatte 1967-6-6 499 Trinity Big Flat. 1524 Comment
  UC1561907  Athysanus pusillus Barbara Ertter with Thomas J. Delendick 1987-5-17 6963 Trinity Route 3 n of Weaverville (a few mi s of Rush Creek Road junction, along straight stretch of road) 822 Comment
  CAS-BOT-BC145895  Avena fatua Eugene Carter 1972-6-20 441 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). Hobo Gulch Helispot. 914 Comment
  HSC70055  Avena fatua M. A. Baker 1980-5-25 1521 Trinity Near Shannon Butte 701 Comment
  HSC67385  Balsamorhiza deltoidea Thomas W. Nelson 1980-5-30 5374 Trinity Along Rd 4N09, 1.9 miles from junction with road 60 (Underwood Mountain Rd) 1128 Comment
  CAS-BOT-BC106570  Balsamorhiza deltoidea B. H. Mace 1920-5-27 34531 Trinity Sulphur Camp 1676 Comment
  HSC64955  Barbarea orthoceras D. L. Goforth 1979-6-16 181 Trinity Trinity Alps Wild Area, jct. of Union Creek, Foster Lake and Sugar Pine Trails 1814 Comment
  SEINET200926  Beckmannia syzigachne J. P. Tracey 1941-6-29 16947 Trinity Hettenshaw Valley 945 Comment
  HSC39533  Berberis aquifolium Thomas W. Nelson, Jane Nelson 1976-5-23 2545 Trinity E side of Black Lassic along S side of branch off Shanty Creek 1555 Comment
  CAS-BOT-BC412948  Bistorta bistortoides Mrs. H. C. Cantelow 1936-5-23 1375 Trinity Scott Ranch Comment
  JEPS53112  Boechera W. L. Jepson 1897-7-24 13342 Trinity South Yollo Bolly; ; [=modern Solomon Peak, see FB 1_107] 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
  CHSC31148  Boechera breweri M. S. Taylor 1980-7-16 3145 Trinity On e side of Canyon Creek Rd, ca. 5 mi n of Junction City on Hwy 299. Comment
  JEPS77447  Boechera breweri William J. Ferlatte 1977-6-18 1882 Trinity w of Big Flat (at head of Coffee Creek); Trinity Alps, Packers Peak, Coffee Creek 2050 Comment
  CAS-BOT-BC25794  Boechera stricta Eugene Carter 1974-5-27 755 Trinity Salmon-Trinity Alps and vicinity. Along the Grizzley Creek Trail at the crossing. 1072 Comment
  RSA0025592  Boechera subpinnatifida Thomas Stoughton, Mark Thom 2012-7-16 1640 Trinity Trinity Alps, Trinity Alps Wilderness, snow chute below 'Billy Be Damn' Lake. 2193 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
  HSC71662  Boschniakia strobilacea M. A. Baker 1980-6-25 2332 Trinity Near Castle Rock 1280 Comment
  UCD102595  Boykinia major Joseph M. DiTomaso 1976-6-29 522 Trinity Stuarts Fork Trail below Emerald Lake. 1615 Comment
  UC1222964  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 mi e of Cedar Flat (Trinity River); Trinity River 365 Comment
  RSA125819  Brickellia grandiflora Arthur R. Kruckeberg 1954-8-9 3721 Trinity Along Stuart Fork of Trinity River, just above upper end of Morris Meadows. 1524 Comment
  CHSC35524  Brickellia greenei Thomas W. Nelson; Jane P. Nelson 1978-7-21 4427 Trinity North Coast Ranges. Along State Route 36.3 miles from junction with Mad River-Wildwood Road. Comment
  HSC33181  Brickellia greenei Thomas W. Nelson 1973-8-19 1106 Trinity Black Lassic area 1799 Comment
  HSC36183  Brickellia greenei J. P. Smith, J. O. Sawyer 1973-7-26 7155 Trinity Eagle Creek Campground 854 Comment
  CAS-BOT-BC127691  Brickellia greenei David D. Keck 1938-8-8 4882 Trinity Trinity River 9 mi. N. or Carrville Comment
  CAS-BOT-BC482222  Brodiaea coronaria var. coronaria Alice Eastwood; John Thomas Howell 1937-6-25 4905 Trinity Trinity Alps Resort Comment
  HSC23454  Brodiaea elegans subsp. elegans D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5263 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC3024  Brodiaea elegans subsp. elegans R. Spellenberg 1964-6-16 420 Trinity Spellenberg property, 2 mi. E of Burnt Ranch. Comment
  HSC40529  Brodiaea elegans subsp. elegans Thomas W. Nelson, James Nelson 1976-7-28 3058 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  CAS-BOT-BC149077  Bromus carinatus var. carinatus John Thomas Howell 1955-6-12 30327 Trinity Weaverville. 609 Comment
  CAS-BOT-BC148781  Bromus carinatus var. marginatus P. A. Munz 1951-7-18 16691 Trinity North Yolla Bolly Mountains. North slope of Norht Yolla Bolly Peak. 1950 Comment
  HSC58741  Bromus commutatus G. L. Clifton, Muth 1979-7-18 8778 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  CAS-BOT-BC155651  Bromus diandrus Eugene Carter 1973-6-7 567 Trinity Around Allbert's Cabin. East Fork of North Fork Trinity River, 3.8 miles North of SR 299, Helena. 518 Comment
  CAS-BOT-BC155649  Bromus diandrus Sack; Iverson 1933-7-4 G 2 Trinity Trinity Forest. Near Rock Creek. 853 Comment
  HSC102904  Bromus hordeaceus J. P. Smith 2014-5-29 13858 Trinity Junction of State Route 3 and Eagle Creek Loop Road 802 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
  HSC65373  Bromus hordeaceus J. P. Smith 1973-5-6 6618 Trinity Blanchert Flats near Douglas City Comment
  HSC9113  Bromus hordeaceus R. C. Wunner 1962-5-6 Trinity 3 mi. from Denny, S boundary of Maddona Mine Comment
  HSC72704  Bromus laevipes Gail Newton 1980-7-2 977 Trinity Near N Kelsey Peak 1463 Comment
  HSC9303  Bromus madritensis subsp. rubens William J. Ferlatte 1966-6-1 2026 Trinity 1 mi. W of Hayden Flat campground along Hwy. 299 366 Comment
  RSA67463  Bromus marginatus P. A. Munz 1951-7-18 16691 Trinity n. slope of N. Yolla Bolly Peak; North Yolla Bolly Mts.; Line of Tehama County. Comment
  UC1553569  Bromus marginatus E. Dean 1988-7-27 149 Trinity w slope of Black Rock Mountain Black Rock Mountain 2072 Comment
  CAS-BOT-BC162127  Bromus orcuttianus P. A. Munz 1951-7-17 16565 Trinity North Yolla Bolly Mountains. Grasshopper Public Camp, 2.5 miles northwest of Stuart Gap. 1371 Comment
  HSC68939  Bromus orcuttianus Jacqueline Greenleaf 1980-7-14 214 Trinity Near Van Duzen River 945 Comment
  CAS-BOT-BC185585  Bromus tectorum John Thomas Howell 1955-6-14 30398 Trinity Weaverville. 609 Comment
  HSC73312  Bromus tectorum M. A. Baker 1980-7-12 2831 Trinity Near Black Lassic 1753 Comment
  HSC73287  Cacaliopsis nardosmia M. A. Baker 1980-7-13 2899 Trinity Near Red Rock 1585 Comment
  HSC36005  Calamagrostis koelerioides J. P. Smith, J. O. Sawyer 1973-7-27 7190 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC92321  Calamagrostis koelerioides Jennifer Whipple 1976-8-19 1683 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2287 Comment
  UC722694  Calandrinia ciliata C. L. Hitchcock and J. S. Martin 1939-7-10 5345 Trinity gravel bank ca 10 mi e Douglas City 914 Comment
  CAS-BOT-BC85706  Calocedrus decurrens Mrs. H. C. Cantelow 1936-8-26 1617 Trinity Scott Ranch, 3 mi. S of Trinity Center Comment
  HSC1285  Calocedrus decurrens D. E. Anderson 1961-10-8 1866 Trinity Near E Weaver Lake 1982 Comment
  HSC56657  Calocedrus decurrens Walter Overton 1979-7-17 8135 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC70910  Calocedrus decurrens Gail Newton 1980-7-10 1167 Trinity Near Senteney Rock. 1545 Comment
  SEINET10531062  Calocedrus decurrens K. Faber, S. LaChance; M. Rekart 1984-5-26 Faber 44 Trinity Scott Mtn. Campground, rocky soils, 5-10% E slope, Yellow Pine forest with Pinus spp. 1646 Comment
  UC667130  Calochortus coeruleus Joseph P. Tracy 1933-7-16 12761 Trinity near head of 8-mile Ridge; Northern Coast Ranges, South Fork Mountain 1645 Comment
  CAS-BOT-BC487857  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53484 Trinity About 6 miles southwest of Trinity Center on road to Weaverville 883 Comment
  CDA39293  Calochortus coeruleus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2698 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. 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
  CAS-BOT-BC488622  Calochortus elegans var. nanus Alice Eastwood; John Thomas Howell 1937-6-25 4987 Trinity Scott Mts., N of Carrville Comment
  HSC40510  Calochortus nudus J. O. Sawyer, K. A. Sawyer, J. P. Smith 1974-6-25 2593 Trinity Along trail to Granite Lake 1585 Comment
  HSC67411  Calochortus nudus Ed Cope, John Palmer Jul 1977 545 Trinity South of trail to Granite Lake. 1280 Comment
  HSC65003  Calochortus nudus D. L. Goforth 1979-7-6 209 Trinity Scott Mtn. Meadow 1646 Comment
  SEINET10469677  Calochortus nudus var. shastensis Mary Susan Taylor 1980-7-23 Taylor 3180 Trinity Shasta-Trinity Natl Forest, ca. 15.2 mi NE of Hwy 3 at Trumble's Ranch, ca. 0.4 mi E of rd 42N17 (Radell), ca. 0.2 mi N of 40N45, in open meadow with spring. 1890 Comment
  HSC72960  Calochortus tolmiei Gail Newton 1980-7-13 1440 Trinity Near Mule Ridge 1646 Comment
  CAS-BOT-BC493991  Calochortus tolmiei Charles R. Schwend 1986-4-19 013 Trinity Small rise approx. 1/2 mile southeast of Burnt Ranch Campground. Comment
  HSC15379  Calochortus tolmiei Lincoln Constance, A. A. Beetle, J. P. Tracy 1940-5-17 2614 Trinity Larrabee Valley, near Eureka 762 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
  HSC44637  Calochortus tolmiei Diane L. Reed 1978-5-13 79 Trinity Philpot Camgpround, adjacent to creek 793 Comment
  HSC46732  Calochortus tolmiei William J. Ferlatte 1975-5-21 1685 Trinity Canyon of the Stuart Fork of the Trinity River, 1.9 mi. W of Hwy. 3 793 Comment
  HSC59257  Calochortus tolmiei M. A. Ericksen 1979-5-12 273 Trinity 1.0 mi. from junction to Deer Lick Springs Comment
  RSA116077  Calochortus tolmiei E. K. Balls, Lee W. Lenz 1955-5-14 20727 Trinity 5.2 miles west of Shasta-Trinity County line, U.S. Highway 299, Reading to Weaverville 732 Comment
  RSA360103  Calochortus tolmiei J. P. Smith 1973-5-6 6590 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC132648  Calochortus uniflorus Lester Rowntree 1936-7-16 s.n. Trinity Granite Creek, Trinity Mts. 2133 Comment
  HSC12751  Caltha leptosepala William J. Ferlatte, Alice Q. Howard 1970-8-12 1316 Trinity Ridge W of Upper Canyon Creek 2256 Comment
  HSC730  Caltha leptosepala William J. Ferlatte 1967-7-7 649 Trinity Head of Union Creek 1982 Comment
  UCD95567  Caltha leptosepala Joseph M. DiTomaso 1976-7-6 568 Trinity Trinity Alps. Mumford Meadows on Swift Creek Trail. 1645 Comment
  HSC97700  Calycadenia micrantha Thomas W. Nelson, Jane Nelson 2006-7-30 9460 Trinity 5.5 mi. from Hwy. 36, on Mad River Ridge Rd. S of Pine Butte 1265 Comment
  UC1971665 Image available Calycadenia micrantha 2003-8-22 3801 Trinity Ca. 1 mi N of Mad River Rock on Rd to Mad River Rock from Low Gap, S of the Mad River Ranger Station. 1251 Comment
  UC1971791  Calycadenia micrantha R. L. Carr 2003-8-21 3800 Trinity Three Forks of the Mad River, ca. 0.2 mi E of end of county road across Mad River Comment
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Oct 8 2017
  HSC64172  Calycadenia truncata J. O. Sawyer, Thomas W. Nelson 1978-6-9 3165 Trinity Trail to Red Mtn. 1220 Comment
  HSC68643  Calycadenia truncata Thomas W. Nelson 1980-6-18 5557 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  HSC73310  Calyptridium monospermum M. A. Baker 1980-7-12 2867 Trinity Near Black Lassic 1707 Comment
  UC420609  Calyptridium monospermum Mrs. M. H. Manning 1899-8-1 Trinity Trinity Summit 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
  HSC92976  Calyptridium umbellatum Jennifer Whipple 1977-7-22 2058 Trinity Deadfall Creek Drainage 2348 Comment
  HSC42093  Calystegia malacophylla Sue Sweet 1977-5-21 54 Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC221252  Calystegia malacophylla subsp. malacophylla Milo S. Baker 1926-8-18 155 -'26 Trinity Above Sawmill - Trinity Alps Camp Comment
  HSC56521  Calystegia occidentalis subsp. occidentalis G. L. Clifton, Butler 1979-7-17 7486 Trinity Near Jones Ridge, close to the town of Mad River 1388 Comment
  SEINET10899494  Camassia quamash Botany 1985-5-11 BOTANY s.n. Trinity T39n,r12w,sec.11, philpot campground 1.5 mile sw of peanut. Streamside 792 Comment
  UCR84717  Camassia quamash subsp. breviflora Kathy Harper 1992-5-15 s.n. Trinity Hell's Gate Forest Service Campground along NW side of S fork of Trinity River, 1 mi east of Forest Glen on Hwy 36 703 Comment
  UCR45364  Camassia quamash subsp. linearis N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-5-10 57 Trinity Philpot Campground Comment
  CAS-BOT-BC493392  Camassia quamash subsp. linearis Sack; Iverson 1933-5-24 70394 Trinity Hoaglin R. S. 792 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
  SEINET10462952  Campanula prenanthoides Dickson 1973-6-29 Dickson s.n. Trinity Norse Butte on South Fork Mountain Highway. T1S R6E Sec. 1. 1280 Comment
  SEINET10462953  Campanula prenanthoides Holt 1932-7-2 Holt s.n. Trinity Bonanza King 1524 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
  SEINET10463369  Campanula scabrella Nancy R. Morin, J. Richards 1981-7-21 Morin 316 Trinity Rocky ridge above Deadfall Lakes. T 40N, R 5W, Sec. 18. 8400 Comment
  SEINET10463624  Campanula scouleri Edward K. Balls 1949-7-1 Balls 1775 Trinity Trail from Ripstein Camp to lakes, Canyon Creek 1067 Comment
  SEINET10463888  Campanula wilkinsiana Ferlatte 1967-8-6 FERLATTE 782 Trinity CANYON CREEK LAKES, OPEN DAMP MEADOW SANDY PLACE 1737 Comment
  CAS-BOT-BC183660  Capsella bursa-pastoris Eugene Carter 1975-4-9 923 Trinity East Fork of North Fork Trinity River. Site of Ozark Mine cabin 563 Comment
  HSC44084  Capsella bursa-pastoris Thomas W. Nelson, Jane P. Nelson 1977-4-24 3348 Trinity Along USFS Rd. 5E27, N of junction with Rd. 1S07 1524 Comment
  HSC65938  Cardamine californica C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 66 Trinity Philpot Creek Campground 808 Comment
  HSC90979  Cardamine californica Jennifer Whipple 1976-6-23 1097 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  SFV18689  Cardamine californica P. Wilson, M. Mesler 2003-3-2 3888 Trinity Gray Falls Camp off US-299. 290 Comment
  UC1755314  Cardamine californica var. cardiophylla Dean W. Taylor 2003-4-10 18490 Trinity logging road ca. 2 road miles SE of Norwiegan Ranch, Clair Engle Reservoir (ca. 1 air mile S of Trinity Center), on the watershed divide of Fernley Gulch with North Twin Gulch 899 Comment
  CAS-BOT-BC37830  Cardamine nuttallii Eugene Carter 1972-3-29 359 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 975 Comment
  UC1755097  Cardamine nuttallii var. nuttallii Dean W. Taylor 2002-5-9 18040 Trinity 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
  CAS-BOT-BC38068  Cardamine pachystigma G. R. Kleeberger 1880-5-2 s.n. Trinity Weaverville. 1219 Comment
  CAS-BOT-BC20304  Carex abrupta R. Tallent 1987-8-15 933 Trinity Trinity Alps Wilderness. Small pond across ridge northwest of Landers Lake. 2171 Comment
  CAS-BOT-BC20301  Carex abrupta Philip Alexander Munz 1951-7-18 16678 Trinity Trinity-Tehama County line. North slope of Yolla Bolly Peak. 1950 Comment
  CAS-BOT-BC20305  Carex abrupta W. J. Ferlatte 1967-8-10 875 Trinity Trinity Alps. Grizzly Creek, 0.25 mile below falls. 1828 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
  CHSC47365  Carex bolanderi L. P. Janeway 1984-6-23 889 Trinity North-facing slope above East Fork Stuart Fork. 1158 Comment
  JEPS63687  Carex bolanderi Harry S. Yates 1914-6-29 471 Trinity Upper Rush Creek Comment
  UC249764  Carex bolanderi Joseph P. Tracy 1923-6-28 6392 Trinity Burnt Ranch North Coast Ranges 457 Comment
  CDA33041  Carex brainerdii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2745 Trinity River wash north of Trinity Center, south side of Trinity River, west of Highway 3, 0.4 mile north of Coffee Creek Road Comment
  UCD140188  Carex buxbaumii Dean Wm. Taylor 1979-9-14 7724 Trinity Silver Spring. 1127 Comment
  UC1755163  Carex concinnoides Dean W. Taylor 2002-6-12 18136 Trinity logging road ca. 0.3 mi east of Cement Creek 1249 Comment
  SEINET7556590 Image available Carex deflexa var. boottii Alice Eastwood, John Thomas Howell 1937-6-25 4897 Trinity Trinity Alps Resort. Comment
  SEINET7557948 Image available Carex echinata subsp. echinata Juha Pykala, D. H. Norris 1987-7-6 2309 Trinity Shasta National Forest. Mt Eddy. W-side of Deadfall Creek Meadow. 1920 Comment
  CHSC82142  Carex feta L. P. Janeway 2001-7-15 7321 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. With meadow about 70 m below. 1390 Comment
  UC922527  Carex feta Annie M. Alexander and Louise Kellogg 1948-8-22 5530 Trinity Morris Meadow Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  CAS-BOT-BC20141  Carex feta E. K. Balls 1949-6-30 13695 Trinity Open hollow in woods, 0.5 mile above Dedrick. 731 Comment
  CAS-BOT-BC20764  Carex fracta Philip Alexander Munz 1951-7-17 16577 Trinity North Yolla Bolly Mountains. Grasshopper Public Camp, 2.5 miles NW of Stuart Gap. 1371 Comment
  CHSC37541  Carex fracta J. D. Jokerst 1981-9-12 1469 Trinity Edges of a dirt road in ditch. Comment
  CHSC71161  Carex geyeri L. P. Janeway 1996-6-29 5027 Trinity North-facing slope near top of un-named peak (1290 m elev. at top); 1.2 mi straight north-northeast of Trinity Mountain. Steep slope above dirt road 1.7 mi from Van Ness Canyon Road. 1260 Comment
  RSA88776  Carex gigas J. T. Howell 1936-8-24 12725 Trinity Summit of Scott Mountains, N of Carrville 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
  CHSC81929  Carex hassei L. P. Janeway 2001-5-28 7074 Trinity Klamath Ranges. At large open meadow just east of Goat Camp Spring; near top of Brushy Mountain (ridge), near Road 29N28 5.5 km north of junction of roads 30 and 35 which is at the junction of Shasta, Tehama, and Trinity Counties. 1400 Comment
  UC1147823  Carex hassei Alice Eastwood, John Thomas Howell 1937-6-25 5000 Trinity n Carryville; Scott Mountains Comment
  CAS-BOT-BC28195  Carex hoodii Harold Ernest Parks; Joseph Prince Tracy 1947-6-27 11632 Trinity South Fork Mt. at Cold Springs. 1645 Comment
  HSC44034  Carex hoodii Thomas W. Nelson, Jane P. Nelson 1976-6-22 2853 Trinity Trinity-Humboldt County line, spring along road to Goat Hill 1646 Comment
  POM301281  Carex hoodii H. E. Parks, Joseph P. Tracy 1947-6-27 11632 Trinity South Fork Mountain: at Cold Springs. 1646 Comment
  CHSC93264  Carex jonesii Thomas Nelson; Jane Nelson 1976-6-22 2856 Trinity Trinity-Humboldt Co. line. The Lassics. In the spring along road to Goat Hill. 1645 Comment
  CAS-BOT-BC31311  Carex lenticularis var. impressa Joseph Prince Tracy 1935-8-6 14690 Trinity Around White's Creek Lake, head of North Fork of White's Creek. Devil's Canyon Mts. 1889 Comment
  CAS-BOT-BC31315  Carex lenticularis var. impressa Philip Alexander Munz 1951-7-21 16808 Trinity South slope of North Yolla Bolly Peak. 2270 Comment
  SEINET10711245  Carex mariposana Thomas W. Nelson, Jane P. Nelson 1979-6-14 Nelson 4754 Trinity Bonzana King Quad. T38N, R7W, S16. Along Trinity River and Old State Route 3 north of Eagle Creek Campground. 823 Comment
  SEINET7566759 Image available Carex mariposana Annie M. Alexander, Louise Kellogg 1948-8-10 5469 Trinity Trinity Mountains, upper Canyon Creek Lake. 1768 Comment
  CAS-BOT-BC146651  Carex mendocinensis Alice Eastwood; John Thomas Howell 1937-6-25 4979 Trinity Between Eagle and Bear Creeks Comment
  JEPS120570  Carex mendocinensis L. P. Janeway 2006-7-4 8802 Trinity Klamath Ranges. West side of the Trinity River floodplain; east side of Hwy 3, 1.1 km south of Tangle Blue Creek . Comment
  HSC45962  Carex multicaulis J. P. Smith, J. O. Sawyer 1973-4-15 6113 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  HSC58718  Carex multicaulis G. L. Clifton 1979-7-17 7992 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  JEPS123058  Carex multicaulis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 082 Trinity Bonanza King Comment
  UC1116266  Carex multicaulis Joseph P. Tracy 1942-7-3 17396 Trinity halfway between Hettenshaw and Kuntz; Van Duzen River 975 Comment
  CAS-BOT-BC31979  Carex multicaulis William J. Ferlatte 1974-8-15 1635 Trinity Siligo Peak-Summit Lake area. Brusy slope below W side of Summit L. 2225 Comment
  UCD140546  Carex nigricans William J. Ferlatte; Alice Q. Howard 1970-8-12 1310 Trinity Ridge west of upper Canyon Cr. 2255 Comment
  CAS-BOT-BC119483  Carex nudata Harry Stanley Yates 1914-7-14 7 -201 Trinity Stuart's Fork. 853 Comment
  HSC37216  Carex nudata Lon Hall 1975-5-17 364 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Creek Rd. 825 Comment
  CAS-BOT-BC119485  Carex nudata Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Scott Ranch, 3 mi S of Trinity Center Comment
  CAS-BOT-BC227092  Carex pachystachya Eugene Carter 1975-6-19 978 .2 Trinity North Fork Trinity River. Swamp along trail west of Digger Pine Flat 769 Comment
  HSC69999  Carex pachystachya Thomas W. Nelson, Jane P. Nelson 1978-6-21 4220 Trinity Along Trinity River flood plain, 100 m above the mouth of Indian Creek. 488 Comment
  CAS-BOT-BC119181  Carex pachystachya R. C. Barneby 1954-5-17 11546 Trinity Trinity River Canyon 5 mi above carrville. 822 Comment
  CAS-BOT-BC21130  Carex pachystachya C. L. Hitchcock; J. C. Martin 1939-7-11 5787 Trinity Salmon Trinity Alps. Ca. 14 miles north of Dedrick. Canyon Lakes. 1889 Comment
  SEINET10709337  Carex rossii Thomas W. Nelson, Jane P. Nelson 1978-7-24 Nelson 4489 Trinity Weaverville Quad. T31N, R8W, Sec. 10. Along road to Bully Choop 100 m north of junction with road to lookout. Granites. White fir forest. 1768 Comment
  CAS-BOT-BC117921  Carex scabriuscula Alice Eastwood; John Thomas Howell 1937-6-25 5016 Trinity Scott Mountain summit N of Carrville. Comment
  CHSC33865  Carex scabriuscula J. D. Jokerst; M. Meyer 1981-7-29 1443 Trinity S slope 25 meters E of road 37N22 in first drad S of cutoff Rd to Bonanza King Lookout. 1981 Comment
  HSC91259  Carex scopulorum Jennifer Whipple 1977-8-4 2137 Trinity Near the upper Deadfall Lakes 2317 Comment
  CAS-BOT-BC118220  Carex scopulorum var. bracteosa Peter H. Raven 1956-9-4 10435 Trinity Lakeshore of Deadfall Lakes, due W of Mt. Eddy 2286 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
  JEPS95011  Carex serratodens Vernon Oswald and Lowell Ahart 1997-7-17 8750 Trinity 0.8 mi n of West Fork Smoky Creek (7.9 mi s of Highway 36, Forest Route 29 in Trinity National Forest); Forest Route 29, Trinity National Forest 1420 Comment
  SEINET7575203 Image available Carex serratodens Dean W. Taylor 2002-5-9 18037 Trinity Trinity Alps, Tangle Blue Creek, near its confluence with Scott Mountain Creek, Tangle Blue Lake 7.5' USGS quadrangle. 1036 Comment
  CAS-BOT-BC117263  Carex spectabilis Philip Alexander Munz 1951-7-20 16731 Trinity Near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  CAS-BOT-BC117265  Carex spectabilis Philip Alexander Munz 1951-7-21 16761 Trinity North facing slope, Fisher Ridge, head of Patty John Basin, North Yolla Bolly Mts. 2194 Comment
  CAS-BOT-BC117340  Carex stipata Mrs. H. C. Cantelow 1937-8-20 2723 Trinity Irrigation ditch on Scott Ranch. Comment
  CAS-BOT-BC117354  Carex stipata var. stipata John Thomas Howell 1936-8-25 12796 Trinity Near Trinity Center. Comment
  HSC72644  Carex straminiformis Gail Newton 1980-6-26 667 Trinity Near Underwood Creek. 451 Comment
  CHSC40987  Carex subfusca J. D. Jokerst 1984-7-25 2121 B Trinity Along perennial seepages that flank Elk Gulch Creek. Ca. 2 mi. N of Trinity Alps Resort. Comment
  CHSC92526  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1980-5-19 2696 Trinity 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
  UC1103582  Carex subfusca Joseph P. Tracy 1941-6-29 16937 Trinity Hettenshaw Valley 944 Comment
  CDA33158  Carex subfusca T. C. Fuller 1964-6-23 12233 Trinity Road to Douglas City, 1.7 miles east of Hayfork. 0 Comment
  JEPS88994  Carex utriculata V. Parker Long 1992-6-18 2 -8 Trinity meadow e of South Fork Mountain (Hayfork Ranger District, Blake Mtn. quadrangle); Shasta-Trinity National Forests 1633 Comment
  CAS-BOT-BC115174  Carex vesicaria C. L. Hitchcock; J. P. Martin 1939-7-11 5390 Trinity Shore of Upper Canyon Lake, Salmon-Trinity Alps. 11 mi. N of Dedrick. 1889 Comment
  UC412775  Cassiope mertensiana subsp. ciliolata Annie M. Alexander and Louise Kellogg 1911-7-24 287 Trinity Slope of Twin to Thompson Peak 2133 Comment
  HSC34391  Castilleja applegatei J. P. Smith, J. O. Sawyer 1973-7-3 6976 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC78409  Castilleja applegatei John S. Palmer 1974-7-16 233 Trinity Bear Lakes Area, ridge top S of Big Bear Lake 2073 Comment
  JEPS123079  Castilleja applegatei D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 055 Trinity Trinity Creek Watershed 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
  CAS-BOT-BC241158  Castilleja applegatei subsp. pinetorum John Thomas Howell 1937-7-25 13495 A Trinity Stuarts Fork of Trinity River 2225 Comment
  CAS-BOT-BC241176  Castilleja applegatei subsp. pinetorum Annie M. Alexander; Louise Kellogg 1948-8-6 5404 Trinity Trinity Mountains. Canyon Creek (tributary of Trinity River) 1676 Comment
  CHSC1698  Castilleja applegatei subsp. pinetorum V. Holt 1942-8-13 Trinity Deer Lake, Trinity Alps. 2438 Comment
  CHSC35609  Castilleja applegatei subsp. pinetorum Thomas W. Nelson; Jane Nelson 1980-6-19 5640 Trinity Shasta-Trinity National Forest. Along road 29N58, Rattlesnake Ridge, at junction with road 29M67. 1341 Comment
  HSC40564  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, James Nelson 1976-6-22 2771 Trinity Senteney Rock. 1524 Comment
  HSC67319  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1980-5-7 5187 Trinity Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29 1341 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
  JEPS80634  Castilleja applegatei subsp. pinetorum M. S. Taylor 1980-7-23 3175 Trinity ca 5.2 mi n 42N17 junction with Hwy. 3 at Trumble Ranch (on e side of 42N17) 1097 Comment
  UC1196743  Castilleja applegatei subsp. pinetorum Stuart K. Harris 1942-6-24 7133 Trinity near New River Canyon mouth; New River Canyon 365 Comment
  CAS-BOT-BC241157  Castilleja applegatei subsp. pinetorum Lester Rowntree 1936-7-14 s.n. Trinity Granite Creek Comment
  HSC64975  Castilleja arachnoidea D. L. Goforth 1979-7-21 303 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  RSA276658  Castilleja arachnoidea William J. Ferlatte, Alice Q. Howard 1970-8-12 1309 Trinity Ridge west of Upper Canyon Creek. 2256 Comment
  UCD122127  Castilleja arachnoidea Joseph M. DiTomaso 1976-7-14 633 Trinity Luella Lake. 2133 Comment
  HSC34677  Castilleja attenuata A. M. Montalvo 1975-5-17 251 Trinity Humboldt Meridian, along Hwy. 299 at the Hayden Flat Campground 390 Comment
  CHSC53647  Castilleja exserta subsp. exserta Joyce Lacey 1987-6-22 Trinity 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
  UC444871  Castilleja miniata Mrs. M. H. Manning Aug 1899 Trinity Trinity Summit Comment
  CHSC117338  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2016-8-1 12126 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  JEPS128100  Castilleja miniata var. miniata Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-14 2017 -026 Trinity Yolla Bolly Wilderness; Black Rock Lake. Comment
  HSC41583  Castilleja rubicundula subsp. lithospermoides Thomas W. Nelson, Jane P. Nelson 1977-6-19 3537 Trinity Above Senteney Rock. 1555 Comment
  HSC55434  Ceanothus cordulatus G. L. Clifton 1979-7-16 7923 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  UCD111381  Ceanothus cordulatus Joseph M. DiTomaso 1975-7-14 126 Trinity Trinity Alps. Beginning of Bowerman Meadows. 1706 Comment
  CAS-BOT-BC49167  Ceanothus cuneatus Doris Kildale 1928-4-30 4661 Trinity Trinity Center Comment
  RSA79341  Ceanothus diversifolius E. K. Balls, Lee W. Lenz 1952-5-13 17214 Trinity 6.6 miles SW from Douglas City Bridge over Trinity River on road to Hayfork Comment
  CAS-BOT-BC50963  Ceanothus integerrimus Doris K. Kildale 1927-7-4 3695 Trinity Summit at boundary line between Shasta and Trinity counties on Eureka-Red Bluff road Comment
  CAS-BOT-BC50967  Ceanothus integerrimus P. A. Munz 1951-7-17 16572 Trinity Grasshopper Public Camp, 2.5 mi. N.W. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  CAS-BOT-BC50973  Ceanothus integerrimus Alice Eastwood 1921-7-22 10692 Trinity Forest Glen Comment
  HSC51117  Ceanothus integerrimus G. L. Clifton, Overton 1979-6-3 3716 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  HSC55445  Ceanothus integerrimus G. L. Clifton 1979-7-17 8003 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC76578  Ceanothus integerrimus Athy Ferguson 1981-7-23 8184 Trinity Near Jones Ridge 1408 Comment
  OBI35858  Ceanothus integerrimus David J. Keil 1983-7-3 17352 Trinity Ca. 19 mi NE of jctn with SR 299 on Sr3 Comment
  UC479104  Ceanothus integerrimus Marcus E. Jones 1931-7-16 28946 Trinity Brunt Ranch (Burton Ranch); near Trinity River Comment
  RSA50275  Ceanothus integerrimus var. macrothyrsus E. K. Balls 1949-7-4 13798 Trinity Chloride Mine, above Dedrick. 915 Comment
  CAS-BOT-BC50577  Ceanothus lemmonii John Thomas Howell 1955-6-13 30376 Trinity Hayfork 716 Comment
  CAS-BOT-BC50583  Ceanothus lemmonii H. E. McMinn 1922-8-1 324 Trinity Summit above Wildwood Comment
  HSC90057  Ceanothus lemmonii Grefsrud, Reed, Rohmer 1990-4-28 79 Trinity Junction of Hwy. 299 and Pumphouse Rd. 473 Comment
  HSC41148  Ceanothus oliganthus var. sorediatus Thomas W. Nelson, Jane P. Nelson 1976-8-3 3090 Trinity W of Buckhorn Summit, along Hwy. 299 979 Comment
  CAS-BOT-BC52144  Ceanothus prostratus D. H. Wilken; E. L. Painter 2007-6-3 16734 Trinity USFS Rd 17, above Trinity River, ca. 1.3 linear km NNE of confluence of Trinity River and Sherer crk, 1200 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
  CAS-BOT-BC52141  Ceanothus prostratus J. I. Mallory 1962-3-16 234 Trinity 1/2 mi. ESE of Buckhorn Summit, just over Shasta County line 1097 Comment
  HSC33459  Ceanothus prostratus var. laxus J. O. Sawyer 1971-7-7 2405 Trinity E of Weaver Bally 1738 Comment
  UC170022  Ceanothus velutinus Mrs. M. H. Manning 1901-7-1 40 Trinity Trinity Summit Comment
  CAS-BOT-BC63161  Ceanothus velutinus var. velutinus W. R. Dudley 1901-8-24 s.n. Trinity Head of Copper Creek, Solomon Mts. 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
  UC668159  Ceanothus velutinus var. velutinus Joseph P. Tracy 1935-8-5 14575 Trinity Devil's Canyon Mountains, at head of White Creek 2072 Comment
  HSC103171  Centaurea cyanus R. W. Tate, J. Inkster., M. Buell 2014-5-29 1466 Trinity East Fork of North Fork Trinity River Road, west of river. 464 Comment
  UC922361  Cephalanthera austiniae Annie M. Alexander and Louise Kellogg 1949-6-26 5699 Trinity White Rock Ranger Station n. of Yolla Bolley Middle Eel Primitive Area; White Rock Ranger Station 1706 Comment
  HSC92314  Cerastium arvense Jennifer Whipple 1976-6-29 1175 Trinity Near Lower Deadfall Lake, E shore 2165 Comment
  CAS-BOT-BC207656  Cercis occidentalis T. Worley; M. Mill; F. Rosenthal 1985-4-20 9 Trinity Shasta-Trinity Nationalional Forest, Steelbridge Campgound, Sec. 24, T33N, R9W, H.M. 536 Comment
  HSC23646  Cercis occidentalis J. O. Sawyer 1970-4-18 2507 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC65930  Cercis occidentalis Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 63 Trinity Philpot Creek Campground 808 Comment
  HSC72666  Cercis occidentalis Gail Newton 1980-6-26 629 Trinity Near Underwood Creek. 451 Comment
  OBI13273  Cercis occidentalis Carl B. Wolf 1937-9-14 9347 Trinity Inner North Coast Range, Summit of Grade from Weaverville to Junction City 1067 Comment
  UC774603  Cercis occidentalis Carl B. Wolf 1937-9-14 9347 Trinity summit of grade from Weaverville to Junction City; Inner North Coast Range 1066 Comment
  UCR124012  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2001-7-8 6946 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  RSA1095  Cercocarpus betuloides E. R. Johnson 1928-8-27 1161 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  UC666861  Cercocarpus betuloides var. macrourus Joseph P. Tracy 1935-8-9 14723 Trinity w slope Devils Canyon Mountains towards New River (Jake's Hunting Ground); Devils Canyon Mountains 1524 Comment
  RSA259588  Chaenactis carphoclinia Gary S. Lester 1974-6-30 332 Trinity Yolla Bolly Wilderness Area. Saddle between N Yolla Bolly Mt. and Black Rock Mt. 2165 Comment
  UCR40040  Chaenactis douglasii var. douglasii D. K. Imper 1982-8-24 s.n. Trinity North Coast Range, line between Humboldt and Trinity counties; 0.5 mile north of Trinity Mt., on Trinity Divide 1677 Comment
  HSC67366  Chaenactis glabriuscula var. heterocarpha Thomas W. Nelson 1980-5-30 5380 Trinity Along Rd. 60 (Underwood Mtn. Rd.) 0.5 mi. S of junction with FS Rd. 4N34 (Eltapom Rd.) 823 Comment
  HSC67987  Chaenactis glabriuscula var. heterocarpha J. P. Smith, J. O. Sawyer 1975-6-22 8247 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  CAS-BOT-BC106047  Chaenactis suffrutescens Lincoln Constance; Ren-Hwa Shan 1946-6-1 3069 Trinity Near Trinity River 4.5, miles north of mouth of Eagle Creek 1066 Comment
  CAS-BOT-BC106048  Chaenactis suffrutescens E. K. Balls 1949-7-6 13847 Trinity Trail to Scorpion Creek, off main road from Trinity Center to Scott Mt. 731 Comment
  UCD162929  Chaenactis suffrutescens D. O. Burge 2015-6-27 1749 Trinity Highway 3, Trinity River Canyon. 730 Comment
  CAS-BOT-BC80490  Chamaecyparis lawsoniana Benj. Macomber 1908-8-20 s.n. Trinity Upper Trinity River bet. Coffee Creek + Scott Mts. Comment
  HSC27130  Cheilanthes gracillima J. P. Smith, J. O. Sawyer 1973-2-10 5835 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  HSC65398  Cheilanthes gracillima R. White 1977-6-4 77 Trinity E shore of Buck Lake 1293 Comment
  UC922422  Cheilanthes gracillima Annie M. Alexander and Louise Kellogg 1949-7-2 5749 Trinity saddle between N Yolla Bolly and Black Rock Mts (trail to Black Rock); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC70246  Cheilanthes gracillima P. A. Munz 1951-7-18 16690 Trinity n. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama Co.- Trinity County 1981 Comment
  HSC32030  Cheilanthes gracillima J. D. Ackerman 1974-4-28 208 Trinity Above Trinity River Gorge, N side at the suspension bridge, .25 mi. from the confluence of Trinity River and New River, Grays Falls Campground Comment
  HSC44043  Cheilanthes gracillima Thomas W. Nelson, Jane Nelson 1977-7-30 3646 Trinity Along ridge between the forks of Black Lassic Cr. 1646 Comment
  UC2046519  Chenopodium pumilio William J. Ferlatte 1976-9-21 1845 Trinity Big Flat, head of Coffee Creek; open, rocky slope, east side of Coffee Creek Rd. Comment
  CAS-BOT-BC451446  Chimaphila menziesii Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  HSC826  Chimaphila umbellata William J. Ferlatte 1967-8-7 825 Trinity Canyon Creek, Ridge between 'L' Lake and Stuart Fork Comment
  JEPS123103  Chimaphila umbellata D. Burge and J. Nelson with Jepson Herbarium workshop participants 2017-6-27 JHWS- 086 Trinity Scorpion Lake Comment
  UC933356  Chimaphila umbellata Annie M. Alexander and Louise Kellogg 1948-8-6 5430 Trinity Canyon Creek (tributary of Trinity R.) Trinity Mts., Canyon Creek (tributary of Trinity R.) 1676 Comment
  RSA21152  Chrysolepis chrysophylla Carl B. Wolf 1937-8-12 9180 Trinity North Coast range, south fork mt., 3 miles S of Cold Spring Lookout. 1524 Comment
  SEINET10478001  Chrysolepis chrysophylla var. chrysophylla Mary Merello 1993-6-20 Merello 668 Trinity Six Rivers National Forest. Disturbed mixed conifer-hardwood forest along logging Road 1S11 off Forest Service Road 1S06 off State Hwy. 36. 1140 Comment
  HSC78849  Chrysolepis sempervirens John S. Palmer 1973-9-7 198 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  UC130657  Circaea alpina subsp. pacifica H. M. Hall July, 1909 8529 Trinity Salmon Mts., Coffee Creek 1066 Comment
  UCD103975  Circaea alpina subsp. pacifica Joseph M. DiTomaso 1975-7-29 203 Trinity Trinity Alps. 0.5 mile below Big Bear Lake. 1676 Comment
  CAS-BOT-BC278057  Cirsium cymosum Alice Eastwood; John Thomas Howell 1937-6-25 4952 Trinity Between Coffee and Eagle creeks Comment
  CHSC82599  Cirsium cymosum L. P. Janeway 2001-7-8 7303 Trinity Klamath Ranges. On ridgetop 1.8 km north of Red Mountain. 1650 Comment
  CDA35662  Cirsium douglasii Mark Lockhardt 2011-8-15 PDR# 1609544 Trinity U.S. Forest Service Road 26 near U.S. Forest Service Road 25. 0 Comment
  CHSC71526  Cirsium douglasii var. breweri Vernon H. Oswald; Lowell Ahart 1998-7-28 9373 Trinity Hwy. 36 6.4 mi west of Wildwood Rd., 5.7 mi east of Hwy. 3. Roadside. 1219 Comment
  UC1182200  Cirsium douglasii var. breweri R. Ornduff with J. R. Swanson 1960-7-27 6271 Trinity about 1 mi n of Trinity County line (on road from Scott Mountain to Trinity Center) Comment
  CAS-BOT-BC288023  Cirsium occidentale var. candidissimum John Thomas Howell 1936-8-28 12863 Trinity 7 miles from Minersville on road to Weaverville Comment
  SD50697  Cirsium occidentale var. candidissimum Darley F. Howe 1959-8-4 2793 Trinity 10.5 miles west of Weaverville on Highway 299. 455 Comment
  CAS-BOT-BC288025  Cirsium occidentale var. candidissimum Peter H. Raven; R. Snow 1958-7-20 13623 Trinity Banks above Trinity River, 1.8 miles west of Big Bar Comment
  RSA218959  Cirsium occidentale var. venustum J. L. Gentry Jr., Earl Jensen 1968-7-5 2119 Trinity South Fork Mountain, Summit. Approx. 10 miles west of Forest Glen, 0.5 miles up Old South Fork Mountain Road 1250 Comment
  CAS-BOT-BC285764  Cirsium remotifolium Harry S. Yates 1914-6-1 384 Trinity Burns Mt. 792 Comment
  HSC78398  Cirsium remotifolium John S. Palmer 1974-8-4 243 Trinity Bear Lakes Area; Bear Lake trail 1707 Comment
  HSC46725  Cirsium vulgare William J. Ferlatte 1976-9-21 1832 Trinity Big Flat at head of Coffee Creek at site of Foote Cabin 1524 Comment
  RSA108237  Clarkia amoena subsp. huntiana Harlan Lewis, M. Lewis 1947-6-12 414 Trinity Highway 36, 2.9 miles west of road to Ruth Comment
  UC1198514  Clarkia concinna subsp. concinna Joseph P. Tracy 1937-7-2 15385 Trinity e Hawkins Bar (w slope of mountain); Happy Camp Mt. 914 Comment
  HSC73341  Clarkia gracilis Gail Newton 1980-1-1 832 Trinity Near Hayden Roughs 1219 Comment
  UC314616  Clarkia lassenensis Joseph P. Tracy 1923-6-30 6465 Trinity Hay Fork Valley Northern Coast Ranges 792 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
  RSA756199  Clarkia modesta Barbara Ertter, Thomas J. Delendick 1987-5-16 6951 Trinity Hwy 299, ca 23 miles E of Berry Summit on Hwy 299, at roadside pull-off; Comment
  HSC76617  Clarkia purpurea subsp. quadrivulnera Alerie Gizinski 1981-7-9 129 Trinity Near Duncan Ranch. 960 Comment
  UC906714  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1941-6-29 16960 Trinity Hettenshaw Valley 944 Comment
  CAS-BOT-BC164993  Clarkia rhomboidea Doris Kildale 1931-5-17 10719 Trinity Hawkins Bar 182 Comment
  HSC16256  Clarkia rhomboidea B. D. Rogers, William J. Ferlatte 1966-6-6 2047 Trinity 4 mi. N of Junction City 610 Comment
  UCR5042  Clarkia rhomboidea Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  UC162600  Claytonia cordifolia Mrs. M. H. Manning 1901-7-1 23 Trinity Trinity Summit; Trintiy Summit Comment
  HSC17746  Claytonia cordifolia J. F. Knezevich 1967-7-8 342 Trinity 'Clems Camp', 4 mi. from the junction of the road to Salt Log Springs on the road to Brushy, Big, and Green Mtns. Comment
  CHSC71043  Claytonia exigua subsp. exigua Vernon Oswald; Lowell Ahart 1998-5-14 9064 Trinity Wildwood Rd. 6.6 mi north of Hwy. 36, 1.3 mi north of Gemmill Gulch Picnic Area. Growing on a steep, rocky slope between the road and Hayfork Creek. 1005 Comment
  HSC64299  Claytonia exigua subsp. exigua J. P. Smith 1973-5-6 6634 Trinity Blanchert Flats near Douglas City Comment
  HSC48530  Claytonia exigua subsp. exigua Mark Flippo 1978-5-13 51 Trinity Philpot Campground, 1 mi. from jct. with Hwy. 3 Comment
  HSC31422  Claytonia lanceolata D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5583 Trinity N side of Red Lassic 1799 Comment
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Sep 23 2019
  HSC39535  Claytonia lanceolata Thomas W. Nelson, Jane P. Nelson 1976-5-23 2547 Trinity E side of Black Lassic along S side of branch off Shanty Creek 1555 Comment
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Sep 23 2019
  UC162724  Claytonia lanceolata Joseph Burtt Davy and Walter C. Blasdale Jun 21 1899-Jun 23 1899 5809 Trinity Trinity Summit; North Coast Ranges Comment
  SEINET7073510  Claytonia perfoliata A. G. Vestal 1963-6-4 s.n. Trinity About 2 miles east of Hayfork on Route 3. UTM Zone 10, 487599mN, 4488769mN. Coordinate datum: NAD27. Comment
  HSC24128  Claytonia perfoliata subsp. intermontana J. O. Sawyer 1970-5-2 2594 Trinity Above New River 244 Comment
  RSA211295  Claytonia rubra William J. Ferlatte 1967-7-5 606 Trinity Trinity Alps: Big Flat, wooded area with scattered openings 1524 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
  HSC74255  Claytonia rubra subsp. rubra Gail Newton 1980-7-10 1156 Trinity Near Senteney Rock. 1545 Comment
  CAS-BOT-BC443835  Claytonia rubra subsp. rubra P. A. Munz 1951-7-22 16833 Trinity Ridge s. of Stuart Gap, North Yolla Bolly Mts. 1706 Comment
  JEPS100577  Claytonia saxosa Dean W. Taylor 2002-5-8 18033 Trinity Dubakella Creek, logging spur of 29N31 (ca. 4 air mi SW of Wildwood) Comment
  RSA256685  Clematis lasiantha Jim Sauser 1975-5-17 55 Trinity Trail to Denny at the confluence of New River and Trinity River; Humboldt Meridian. 310 Comment
  HSC98170  Clematis ligusticifolia D. L. Goforth 1979-7-4 195 Trinity Lewiston Lake, Pine Cove Trailer Park 595 Comment
  JEPS95008  Clematis ligusticifolia Vernon Oswald and Lowell Ahart 1997-7-17 8755 Trinity 8.7 mi s of Highway 36 (Forest Route 29 at the West Fork of Smoky Creek); West Fork of Smoky Creek, Forest Route 29 1213 Comment
  CAS-BOT-BC92773  Clematis ligusticifolia Mrs. H. C. Cantelow 1940-7-6 4238 Trinity Road to Ruth. Near Mad River. Comment
  CAS-BOT-BC92777  Clematis ligusticifolia Paul F. Covel 1937-7-15 759 Trinity Highway near Junction City. Comment
  HSC45242  Clintonia uniflora Thomas W. Nelson, Jane P. Nelson 1977-7-30 3658 Trinity Along the N side of Mule Ridge 1524 Comment
  UCD139626  Clintonia uniflora Joseph M. DiTomaso 1976-6-24 496 Trinity Trinity Alps; on Granite Lake Trail. 1356 Comment
  HSC34833  Collinsia greenei Robert M. Specht 1975-5-17 197 Trinity SE facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  RSA244939  Collinsia greenei J. P. Smith 1973-4-7 5984 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
  HSC42568  Collinsia greenei Robert M. Specht 1977-6-27 1187 Trinity E side of Big Butte Comment
  RSA420330  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1976-5-23 2500 Trinity At Brown's Canyon Campground. Comment
  CHSC30162  Collinsia linearis M. S. Taylor 1980-6-12 2853 Trinity On e side of Underwood Mt Rd (5N09) ca. 4.9 mi s of its jct with Trinity Hwy (299), at Burnt Ranch. Comment
  UC582456  Collinsia linearis Joseph P. Tracy 1923-6-28 6398 Trinity Burnt Ranch 457 Comment
  HSC40819  Collinsia parviflora Thomas W. Nelson, Jane P. Nelson 1976-6-22 2851 Trinity Trinity-Humboldt County line, in spring along road to Goat Hill 1646 Comment
  HSC71123  Collinsia parviflora Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  HSC72479  Collinsia parviflora J. P. Smith 1973-4-21 6252 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC73504  Collinsia parviflora Gail Newton 1980-7-13 1405 Trinity Near Red Rock. 1509 Comment
  HSC91173  Collinsia parviflora Jennifer Whipple 1977-7-5 1908 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  UC902214  Collinsia parviflora Joseph P. Tracy 1946-6-16 17575 Trinity South Fork Mountain, n of crossing of Trinity Highway, at Miller Spring South Fork Mountain; , Miller Spring 1463 Comment
  HSC72838  Collinsia rattanii M. A. Baker 1980-6-25 2245 Trinity Near Castle Rock. 1436 Comment
  JEPS26341  Collinsia torreyi var. latifolia Joseph P. Tracy 1935-8-3 14520 Trinity Mary Blaine Mt. 1950 Comment
  UCD123692  Collinsia torreyi var. latifolia Joseph M. DiTomaso 1975-7-1 81 Trinity Trinity Alps. 1.5 miles north of Morris Meadows on Stuarts Fork Trail. 1432 Comment
  UC936239  Collinsia torreyi var. wrightii Harold E. Parks and Joseph P. Tracy 1942-7-2 11594 Trinity South Fork Mountain, flat know as the Race Track South Fork Mountain 1645 Comment
  RSA67465  Collinsia torreyi var. wrightii Philip A. Munz 1951-7-18 16671 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  UC1553519  Collomia grandiflora E. Dean 1988-6-19 57 Trinity vacant lot by High School (at w end of Shasta Rd.); Hayfork 609 Comment
  HSC35171  Collomia heterophylla R. M. Sullivan 1975-5-18 85 Trinity SE of confluence of Pawauket Gulch and Reading Creek 610 Comment
  UC1553521  Collomia heterophylla E. Dean 1988-6-17 55 Trinity on rd. 2N10 nw Indian Valley (n end of rd 2N55A above Sheep Camp, disturbed logging area) 1300 Comment
  SBBG5809  Collomia heterophylla H. and M. Dearing 1939-6-21 3666 Trinity 5 mi N of Weaverville Comment
  UC1299508  Collomia heterophylla Freed W. Hoffman 1948-7-16 2636 Trinity w Ruth; North Coast Ranges, Van Duzen River Comment
  UCD118176  Collomia heterophylla Joseph M. DiTomaso 1976-5-16 456 Trinity Stuarts Forks trail at Cherry Flat, W of Trinity Lake. 883 Comment
  HSC78215  Collomia tinctoria John S. Palmer 1975-7-27 419 Trinity E of little Bear Lake. 1982 Comment
  CAS-BOT-BC230685  Collomia tracyi Philip A. Munz 1952-6-29 17839 Trinity 14 miles S of Hobo Gulch Public Camp, N Fork of Trinity River, N of Helena 944 Comment
  CAS-BOT-BC230694  Collomia tracyi Joseph P. Tracy 1942-7-3 17398 Trinity Van Duzen River road, halfway between Hettenshaw and Kuntz 975 Comment
  HSC40820  Collomia tracyi Thomas W. Nelson, Jane P. Nelson 1976-6-22 2851 Trinity Trinity-Humboldt County line, in spring along road to Goat Hill 1646 Comment
  HSC58389  Collomia tracyi Marvin Butler 1979-7-16 14089 Trinity Near Panther Rock Creek, close to the town of Alderpoint 1045 Comment
  HSC99772  Collomia tracyi Glenn W. K. Shelton 2010-7-11 15 Trinity Near Black Lassic Mtn. along FS Rd. 1S07 1271 Comment
  JEPS106469  Collomia tracyi J. K. Nelson with Bill Brock, John Heibel, Al Olson, Darrel Ranken 2004-6-22 2004 -56 Trinity West Fork Prospect Creek crossing at Forest Service Road 29N30 1188 Comment
  RSA555420  Collomia tracyi Alva Day, Orbelia Robinson 1984-6-29 84 -20 Trinity Along Hwy 3, north of Weaverville and 1.8 miles north of Rush Creek Road turnoff Comment
  CAS-BOT-BC229158  Conyza canadensis Eugene Carter 1974-8-30 883 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near the Rich Gulch Road 495 Comment
  HSC54166  Corallorhiza maculata Gilbert Muth 1979-7-18 8390 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  UC906673  Corallorhiza mertensiana Harold E. Parks and Joseph P. Tracy 1947-6-27 11634 Trinity South Fork Mountain 1524 Comment
  SEINET8716271 Image available Corallorhiza mertensiana Unknown 1947-1 11634 Trinity South Fork Mountain. Altitude 5000 ft. 1524 Comment
  HSC72224  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1980-8-21 6240 Trinity Along Salt Creek road, 2 miles from jct. with Hwy. 3 793 Comment
  HSC72240  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1980-8-21 6256 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29 1433 Comment
  JEPS66529  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1971-8-28 2784 B Trinity about 2 mi s road junction to Deadfall Lakes (along Scott Mt.-Trinity Center road (about 8 mi s of Scott Mt. road summit)) 1158 Comment
  HSC41585  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1977-7-30 3672 Trinity Along Mule Ridge just above the S Fork of Black Lassic Creek 1555 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
  HSC54144  Cornus nuttallii Gilbert Muth 1979-7-18 8336 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  RSA211334  Cornus nuttallii William J. Ferlatte 1967-8-7 840 Trinity Canyon Creek Lakes 1646 Comment
  UC412919  Cornus nuttallii H. S. Yates 1914-5-20 325 Trinity E. Weaver Creek Comment
  HSC38724  Cornus sericea subsp. occidentalis J. P. Smith, J. O. Sawyer 1975-6-23 8326 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  HSC65309  Cornus sericea subsp. sericea J. P. Smith, J. O. Sawyer 1970-7-28 4525 Trinity Twin Lakes. 1677 Comment
  UC933405  Cornus sericea subsp. sericea Annie M. Alexander and Louise Kellogg 1948-8-6 5424 Trinity Canyon Creek (tributary of Trinity R.) Trinity Mts., Canyon Creek 1676 Comment
  CAS-BOT-BC210571  Cornus sessilis Clarence R. Quick 1960-6-27 60 -29 Trinity Bear Gulch on road from Delta to Trinity Center Comment
  HSC40467  Cornus sessilis J. O. Sawyer 1974-4-27 2555 Trinity Big French Creek Campground. 305 Comment
  HSC85949  Cornus sessilis Susan Carter, Eric May, Sarah McNaull 1987-4-24 162 Trinity 2.5 mi. up Steelbridge Rd., 2.8 mi. E of Douglas City on Hwy. 299, 6.8 mi. S of Weaverville, along Trinity River. 520 Comment
  RSA134910  Cornus sessilis P. C. Everett, E. K. Balls, George B. Everett 1959-10-22 23924 Trinity 4.9 mi. W. of Shasta-Trinity Co. line along U.S. Hwy. 299 from Redding. Comment
  RSA60526  Cornus sessilis John H. Thomas 1949-6-15 930 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  HSC56833  Corylus cornuta subsp. californica G. L. Clifton 1979-7-19 8634 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  CDA11956  Corylus cornuta var. californica G. F. Hrusa 1989-4-1 5904 Trinity Trinity Mountains; approx. 5 m W of Wildwood. Comment
  RSA1454  Corylus cornuta var. californica E. R. Johnson 1930-10-14 1602 Trinity Between Dedrick and Canyon Creek Meadows. 1220 Comment
  CHSC111629  Corylus cornuta var. californica J. D. Jokerst; M. Meyer 1981-8-3 1458 Trinity N facing slope ca 50 meters N of Road 34N76. 944 Comment
  HSC101705  Cotoneaster lacteus J. P. Smith, J. O. Sawyer 2011-6-24 13246 Trinity Shasta-Trinity National Forest. 585 Comment
  SD46566  Crataegus gaylussacia E. K Balls 1956-5-15 21634 Trinity East Fork of Trinity River near Trinity Center, Shasta National Forest. 762 Comment
  HSC40680  Crepis monticola Thomas W. Nelson 1976-7-9 2984 Trinity Above Senteney Rock 1524 Comment
  UC1223029  Crepis monticola Joseph P. Tracy 1941-6-29 16930 Trinity hills opposite Mad River Rock (halfway between Kuntz and Hettenshaw); Van Duzen River Road Comment
  HSC24197  Crepis monticola D. E. Anderson, D. Santana, J. Lackey 1971-7-15 52914 Trinity South Fork Mountain, along FS 1S02, the road to Pickett Peak, 0.4 mi. from its junction with Hwy. 36 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-BC376476  Crepis pleurocarpa John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53531 Trinity One-eye Flat, about 1.7 miles north of Carrville, Trinity River Canyon 755 Comment
  HSC73272  Crepis pleurocarpa M. A. Baker 1980-7-12 2834 Trinity Near Black Lassic 1753 Comment
  HSC76334  Crepis pleurocarpa Alerie Gizinski 1981-7-30 219 Trinity Near Senteney Rock 1494 Comment
  HSC82308  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1979-6-15 4835 Trinity Mouth of Bear Creek 915 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
  POM230910  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-19 2463 Trinity West side of Trinity River near Trumble Ranch, along road from Callahan to Carrville. 1067 Comment
  RSA67020  Crepis pleurocarpa P. A. Munz 1951-7-19 16748 Trinity 1 mi. NW of Stuart Gap, North base of North Yolla Bolly Mts. 1402 Comment
  UC1299303  Crepis pleurocarpa Freed W. Hoffman 1949-7-14 3077 Trinity Blue Ridge North Coast Ranges, Mt. Lassic group (w Trinity Co.) 1524 Comment
  CAS-BOT-BC299735  Crocidium Roxana S. Ferris; Laura Lorraine 1948-6-11 11685 Trinity Summit between Mad River and south fork of Trinity River, State Highway 36 1359 Comment
  HSC32801  Crocidium multicaule Thomas W. Nelson, Jane P. Nelson 1973-4-14 720 Trinity Beside Van Duzen River at U.S.F.S. campground ca. 5 mi. S of Hwy. 36 on the way to Zenia 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
  RSA47800  Crocidium multicaule Roxana S. Ferris, Laura Lorraine 1948-6-11 11685 Trinity Summit between Mad River and south fork of Trinity River, State highway 36. 1360 Comment
  HSC69902  Cryptantha affinis Thomas W. Nelson 1978-5-27 4049 Trinity Along trail to Red Mtn. 1220 Comment
  HSC70283  Cryptantha affinis M. A. Baker 1980-5-25 1539 Trinity Near Shannon Butte 914 Comment
  HSC71660  Cryptantha affinis M. A. Baker 1980-6-25 2341 Trinity Near Castle Rock 1280 Comment
  HSC71709  Cryptantha affinis M. A. Baker 1980-6-25 2258 Trinity Near Castle Rock. 1436 Comment
  RSA47782  Cryptantha affinis Roxana S. Ferris, Laura Lorraine 1948-6-11 11881 Trinity 1.5 miles above Peanut on State Highway 36. Comment
  HSC67205  Cryptantha microstachys Thomas W. Nelson, Jane P. Nelson 1980-6-16 5456 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  HSC49725  Cryptantha milobakeri J. O. Sawyer, R. J. Cole 1978-4-20 3101 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC74103  Cryptantha milobakeri Gail Newton 1980-7-3 1012 Trinity Near Horsehead Mtn. 1753 Comment
  UC525603  Cryptantha milobakeri Joseph P. Tracy 1924-4-27 6659 Trinity New River Bluffs Northern Coast Ranges 426 Comment
  HSC92464  Cryptantha simulans Jennifer Whipple 1977-7-22 2066 Trinity W and SW-facing slopes above Deadfall Creek 2317 Comment
  HSC91328  Cryptantha torreyana Jennifer Whipple 1976-9-27 1815 Trinity N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS120205  Cryptantha torreyana Julie Kierstead Nelson with Rhonda Posey, Peter Zika 2012-6-22 2012 -060 Trinity Rd. 2N29 W of Indian Valley; 0.3 road miles north of junction with road 2N42; west of Hayfork Valley Comment
  HSC26835  Cryptantha torreyana Thomas W. Nelson 1971-4-24 391 Trinity Above the Trinity River across the Gray's Falls Bridge Comment
  CHSC110640  Cryptantha torreyana var. torreyana Julie Kierstead Nelson; Wendy Boes 2012-8-2 2012 -065 Trinity South Fork Mountain 2 miles N of Hwy. 36W; plantation above main ridge road 4N12, west of Miller Spring. 1554 Comment
  CAS-BOT-BC70485  Cryptogramma acrostichoides Eugene Carter 1973-7-24 618 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville), Along the Grizzly Creek Trail 1524 Comment
  SEINET14391166  Cryptogramma acrostichoides Joseph P. Tracy 1935-8-7 14589 Trinity Devil's Canyon Mts at head of White's Creek Comment
  CAS-BOT-BC85551  Cupressus macnabiana L. B. Kildale 1930-10-19 10276 Trinity Trinity River at Betty May Mine Comment
  CAS-BOT-BC215902  Cuscuta californica H. E. Parks; J. P. Tracy 1941-8-28 11517 Trinity Cold Springs area, South Fork Mountain 1645 Comment
  HSC56518  Cuscuta occidentalis G. L. Clifton, Butler 1979-7-17 7473 Trinity Near Horse Ridge Mtn., close to the town of Mad River 1851 Comment
  SEINET10496632  Cuscuta occidentalis Mary Susan Taylor 1980-7-22 Taylor 3165 A 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
  HSC28481  Cymopterus terebinthinus var. californicus R. Spjut 1973-5-29 3407 Trinity Trinity River Canyon along Hwy 299, just W of Big Bar Comment
  HSC42308  Cynoglossum grande Sue Sweet 1977-5-7 43 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  CAS-BOT-BC190398  Cynosurus echinatus Eugene Carter 1972-6-20 443 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville) Hobo Gulch Helispot. 914 Comment
  CHSC31376  Cypripedium californicum T. Spira 1979-7-4 400 Trinity Shasta-Trinity NF/Mt. Shasta Rd. 2 mi sw of Stewa ... Field redacted by CHSC, contact the data manager for more information Comment
  JEPS25545  Cypripedium californicum Rimo Bacigalupi with Lincoln Constance 1959-6-17 7162 Trinity loose rock rubble just above Callahan-Trinity Center road (about 1/2 mi s of Scott Mtn. road summit); drainage of Scott Mtn. Creek 1554 Comment
  UC1299378  Cypripedium californicum Freed W. Hoffman 1948-6-7 2578 Trinity road 2 mi e summit; North Coast Ranges, Scott Mt. 1432 Comment
  CAS-BOT-BC136489  Cypripedium montanum A. M. Vollmer; L. Beane 1951-6-7 131 Trinity Field redacted by CAS, contact the data manager for more information Comment
  RSA139105  Cypripedium montanum Lee W. Lenz 1958-6-24 23535 Trinity Forest Glen Comment
  HSC1029  Cystopteris fragilis John L. Heywood, D. H. Norris 1968-3-30 1770 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  HSC65932  Cystopteris fragilis Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 65 Trinity Philpot Creek Campground 808 Comment
  HSC74313  Cystopteris fragilis M. A. Baker 1980-5-23 1438 Trinity Near Tierney Canyon 975 Comment
  HSC98488  Cystopteris fragilis Dana York 2009-7-19 2978 Trinity 82 km. W-NW of Redding, Shasta-Trinity National Forest on Thurston Peaks (Limestone Ridge.), spur ridge to the summit of Thurston Peaks 2225 Comment
  UC922419  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1949-7-13 5795 Trinity nw of Trinity Center (Union Creek, S branch of Coffee Creek, near top of trail to Bear Lake) 1828 Comment
  UC922420  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1949-7-5 5777 Trinity saddle between N Yolla Bolly and Black Rock Mts; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC45882  Cystopteris fragilis J. P. Smith, J. O. Sawyer 1973-4-15 6110 Trinity 1.2 mi. E of Bridge Camp on Stewart Fork 762 Comment
  HSC58465  Dactylis glomerata Walter Overton 1979-7-17 8127 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  CAS-BOT-BC192290  Danthonia californica P. A. Munz 1951-7-20 16735 Trinity Near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  HSC24183  Danthonia californica Dennis Anderson 1971-7-28 5470 Trinity Vicinity of East Weaver Lake, about 1 mi. from Weaver Bally Lookout. 1921 Comment
  CAS-BOT-BC194399  Danthonia intermedia Joseph P. Tracy 1935-8-7 14607 Trinity Head of White's Creek, Devil's anyon Mts. 2072 Comment
  CAS-BOT-BC194400  Danthonia intermedia C. L. Hitchcock; J. S. Martin 1939-7-11 5404 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1889 Comment
  HSC75037  Danthonia unispicata J. P. Smith 1979-6-15 10094 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  UC1174937  Darlingtonia californica P. C. Everett and E. K. Balls 1959-10-23 23936 Trinity along road from Trinity Center to Callaban; Scott F. S. Camp 1630 Comment
  UCD168823  Darlingtonia californica Barry Rice 2015-9-7 BR 150906 Trinity Above Picayune Lane. 1981 Comment
  CAS-BOT-BC420562  Darmera peltata Doris Kildale 1931-5-17 10939 Trinity Hawkins Bar 182 Comment
  HSC65934  Darmera peltata Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 69 Trinity Philpot Creek Campground 808 Comment
  RSA256682  Darmera peltata Scott Kruse 1975-5-17 042 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  CHSC61703  Dasiphora fruticosa Vernon H. Oswald; Lawrence P. Janeway 1993-8-29 5877 Trinity Trail between Lower and Upper Deadfall lakes, W of the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. Along the edge of a meadow in the Deadfall Lakes area. 2279 Comment
  CAS-BOT-BC141842  Dasiphora fruticosa H. C. Cantelow 1937-8-20 1761 Trinity Nr. head of Bear Creek 1981 Comment
  HSC63203  Datisca glomerata M. A. Baker 1979-7-4 996 Trinity Flood plain of the Mad River. Comment
  HSC67972  Datisca glomerata J. P. Smith, J. O. Sawyer 1970-5-31 3792 Trinity 1.4 mi. E of Sharber Slough near Salyer Comment
  HSC67322  Delphinium decorum subsp. tracyi Thomas W. Nelson, Jane P. Nelson 1980-5-7 5199 Trinity Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29 1341 Comment
  HSC74085  Delphinium decorum subsp. tracyi R. York 1980-5-24 705 Trinity Near Long Ridge. 1036 Comment
  JEPS109661  Delphinium decorum subsp. tracyi Dean W. Taylor 2002-5-21 18069 Trinity Bear Creek, along trail ca. 0.5 miles West from the old highway 1021 Comment
  UC1080301  Delphinium decorum subsp. tracyi E. K. Balls 1957-5-25 22567 Trinity State Hwy 36 7.5 mi nw Forest Glen 1219 Comment
  HSC37479  Delphinium decorum subsp. tracyi M. G. Schmidt 1976-5-10 Trinity Near Peanut Comment
  UCD95847  Delphinium hesperium Craig Martz 1983-6-1 52 Trinity State Highway 299 at South Fork Trinity Bridge. Comment
  HSC42112  Delphinium nudicaule Richard Runyon 1977-7-17 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  CAS-BOT-BC8015  Delphinium nudicaule John Sack; Iverson 1933-5-28 G- 14 Trinity Trinity N.F., East slope Salt Creek 670 Comment
  CAS-BOT-BC8024  Delphinium nudicaule Eugene Carter 1974-4-28 704 Trinity Salmon-Trinity Alps and vicinity. 3.8 miles up the East Fork of the North Fork Trinity River. 609 Comment
  RSA20746  Delphinium nudicaule Carl B. Wolf 1937-6-20 8951 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  RSA293194  Delphinium nudicaule Thomas W. Nelson 1976-6-10 2690 Trinity Along road 6E42. 1220 Comment
  HSC40507  Delphinium nuttallianum J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2597 Trinity Along trail to Granite Lake 1585 Comment
  HSC35247  Delphinium nuttallianum J. M. Sauser 1975-5-17 66 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC86335  Delphinium nuttallianum J. O. Sawyer, J. Rivera, J. Stephensen 1985-5-3 4314 Trinity Virgin Creek Guard Stn. site at confluence of Virgin and Slide Creeks. 610 Comment
  RSA245012  Delphinium nuttallianum J. P. Smith 1973-4-21 6227 Trinity Big Bear Lake trail, north of Eagle Creek Campgroud 1037 Comment
  UCD96091  Delphinium nuttallianum Joseph M. DiTomaso 1975-7-22 176 Trinity Trinity Alps. 1/8 mile east of Boulder Creek on Lion Lake Trail. 1645 Comment
  CAS-BOT-BC201657  Deschampsia danthonioides Harry S. Yates 1914-5-17 s.n. Trinity Trinity National Forest. Near Weaverville Comment
  UC192367  Deschampsia danthonioides Harry S. Yates 1914-5-17 293 Trinity near Weaverville Weaverville 640 Comment
  CAS-BOT-BC201978  Deschampsia elongata John Thomas Howell 1955-6-13 30345 Trinity 6 miles southwest of Douglas City 609 Comment
  HSC90903  Descurainia incisa subsp. incisa Jennifer Whipple 1977-8-3 2077 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  CDA3435  Dianthus armeria J. R. Keck Jr., William J. Ferlatte 1972-5-13 Trinity Trinity National Forest, along Wildwood-Ruth Road (Rd. 29N30) 2.2 miles east of Cedar Gap turn-off. 0 Comment
  CHSC3492  Dicentra formosa Robert Jaegal 1966-4-22 146 Trinity Located four miles west of Hayfork, along the bank of the Hayfork Creek. Comment
  HSC31679  Dicentra formosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5686 Trinity Along ridge road on South Fork Mtn., 10 mi. N of its junction with Hwy. 36 Comment
  SEINET10871897  Dicentra formosa Jones 1985-5-11 Jones 64 Trinity T29n,r10w,sec.26. Basin gulch campground, off hwy 36 shasta-trinity ntl. Forest. Soil silty, and dry. Growing under acer macrophyllum 792 Comment
  CAS-BOT-BC402500  Dicentra formosa subsp. formosa Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Near Scott Ranch, 3 miles south of Trinity Center Comment
  UC906698  Dicentra uniflora Harold E. Parks and Joseph P. Tracy 1942-7-2 11593 Trinity Race Track; South Fork Mountain 1645 Comment
  CAS-BOT-BC254521  Dichanthelium acuminatum subsp. acuminatum Peter H. Raven; R. Snow 1958-7-18 13584 Trinity 2.0 miles N of Minersville on road to Trinity Center Comment
  CAS-BOT-BC483619  Dichelostemma capitatum Doris Kildale Gillespie 1931-6-7 10607 Trinity South Fork Mt., Blake Lookout 1726 Comment
  CAS-BOT-BC483641  Dichelostemma capitatum Eugene Carter 1972-4-26 393 Trinity 0.6 mile up the Hobo Gulch Road, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville, North Fork Trinity River 548 Comment
  HSC45001  Dichelostemma capitatum subsp. capitatum J. P. Smith 1973-4-7 5951 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
  HSC3083  Dichelostemma capitatum subsp. capitatum J. Heywood, D. H. Norris 1968-3-30 1783 Trinity Hwy. 299, 8.94 mi. E of Humboldt Co. line Comment
  RSA245015  Dichelostemma ida-maia D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5244 Trinity On spur road to logging landings in secs. 18 and 20. 0.8 mile from its junction with 1 SO 7. Comment
  HSC24213  Dichelostemma multiflorum D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5231 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  CAS-BOT-BC502706  Dichelostemma multiflorum E. K. Balls 1949-7-7 13868 Trinity 5.3 miles N of Eagle Creek on road to Scott Mt. 822 Comment
  SEINET10533984  Dichelostemma multiflorum Jones 1985-5-31 Jones 82 Trinity T38n,r7w,sec.16. Eagle creek campground, shasta-trinity ntl. Forest. Jeffrey Pine, manzanita, ceanothus, incense cedar habitat 832 Comment
  UCD123709  Digitalis purpurea Joseph M. DiTomaso 1976-8-20 675 Trinity Trinity Alps; next to North Fork Coffee Creek, Hodges Cabin. 1402 Comment
  CHSC63352  Diplacus layneae Vernon H. Oswald; Lowell Ahart 1994-6-14 6296 Trinity Forest Rd. 25 W of Castella, on the N side of the E fork of the Trinity River E of its jct. with Mumbo Creek. 1097 Comment
  CAS-BOT-BC153460  Diplacus layneae Annie M. Alexander; Louise Kellogg 1948-8-14 5490 Trinity Stuarts Fork of Trinity River 762 Comment
  CAS-BOT-BC153471  Diplacus layneae J. T. Howell 1939-6-7 4432 Trinity About 7 1/2 mi. s.e. of Dinsmore's near Van Duzen River Comment
  CAS-BOT-BC153506  Diplacus layneae Annie M. Alexander; Louise Kellogg 1949-6-25 5695 Trinity Rd. to White Rock Ranger Station 1249 Comment
  HSC49974  Dodecatheon hendersonii M. A. Baker 1979-5-13 721 Trinity Hobo Gulch Campground Comment
  JEPS9509  Dodecatheon hendersonii W. L. Jepson 1934-5-5 16643 Trinity 3 mi sw Peanut (Cold Spr.); sw of Peanut, Cold Spr. Comment
  HSC47726  Dodecatheon hendersonii Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 4003 Trinity Deer Lick junction Comment
  UC909389  Dodecatheon jeffreyi Ira L. Wiggins 1950-3-29 12397 Trinity bog near mouth Eagle Creek (along Trinity River); , near mouth Eagle Creek 701 Comment
  RSA60684  Dodecatheon jeffreyi I. L. Wiggins 1950-5-29 s.n. Trinity Near mouth of Eagle Creek along Trinity Rivber. 701 Comment
  OBI20958  Downingia cuspidata Carl B. Wolf 1937-6-20 8968 Trinity North Coast Range, 5-8/10 mi N of Mendocino Co. line on Zenia-Covelo Rd 914 Comment
  HSC3852  Downingia yina J. T. Howell 1937-7-21 13206 Trinity Big Flat. Comment
  HSC14199  Draperia systyla R. Spellenberg 1963-6-16 159 Trinity Ironsides Lookout, Ironsides Mtn., Burnt Ranch Comment
  UC1042291  Draperia systyla H. M. Pollard 1953-8-22 Trinity Scenic Trail, above Trinity Alps Resort 914 Comment
  UC130623 Image available Draperia systyla H. M. Hall Jul 1909 8545 Trinity chaparral slopes of Coffee Creek Coffee Creek; Salmon Mountains; Salmon Mts., Trinity Co. 1219 Comment
  HSC65239  Draperia systyla J. P. Smith, J. O. Sawyer 1970-5-31 3797 Trinity 9.6 mi. NE of jct. with Hwy. 299 on the rd. to Denny Comment
  HSC71125  Drymocallis glandulosa Gail Newton 1980-7-9 1074 Trinity Near Shanty Creek. 1113 Comment
  HSC74022  Drymocallis glandulosa R. York 1980-5-24 716 Trinity Near Long Ridge. 1036 Comment
  HSC40625  Drymocallis glandulosa var. glandulosa Thomas W. Nelson, James Nelson 1976-6-22 2830 Trinity Below Senteney Rock 1524 Comment
  UCD113153  Drymocallis glandulosa var. reflexa Joseph M. DiTomaso 1975-7-22 174 Trinity 1/8 mile east of Boulder Creek on Lion Lake Trail. 1645 Comment
  UC130703  Drymocallis lactea var. austiniae H. M. Hall July 1909 8598 Trinity Dorleska Salmon Mountains, Dorleska 1981 Comment
  UC585625  Drymocallis lactea var. austiniae Joseph P. Tracy 1935-8-3 14500 Trinity Mary Blaine Meadow Mary Blaine Mountain, Mary Blaine Meadow 1950 Comment
  RSA0049619  Drymocallis pseudorupestris var. saxicola Dean Wm. Taylor 2012-6-18 21242 Trinity Bully Choop Mountain; 1 road mile below the summit exactly 1859 Comment
  RSA41921  Eleocharis bella H. C. Cantelow 1936-8-22 1607 Trinity Trinity County: near Scott Ranch Comment
  JEPS121640  Eleocharis decumbens Deborah Stout, Melissa DeSiervo 2011-9-20 Trinity Deadfall Meadow, west slope Mt. Eddy. Sloping fen, NE aspect; over gabbro. South China Mountain quadrangle. SM1_A Comment
  RSA67019  Eleocharis palustris Phillip A. Munz 1951-7-19 16747 Trinity Grasshopper Public Camp Ground, ca. 2 miles northwest of Stuart Gap, North base of North Yolla Bolly Mountains 1402 Comment
  CAS-BOT-BC112700  Eleocharis parishii Philip Alexander Munz 1951-7-19 16747 Trinity Grasshopper Public Camp Ground ca. 2 mi NW of Stuart Gap. 1402 Comment
  CAS-BOT-BC294746  Elymus R. C. Wenk 2005-7-19 311 Trinity Along National Forest Road 17, 2 miles from turnoff from Hwy 3, above the Trinity River 1150 Comment
  HSC73801  Elymus X hansenii M. A. Baker 1980-7-1 2510 Trinity Near Hayden Roughs. 1402 Comment
  HSC100295  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2011-6-24 13248 Trinity At the junction of Trinity Dam Rd. and Eagle Rd. 610 Comment
  JEPS123122  Elymus elymoides D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 017 Trinity Trinity Creek Watershed. Comment
  HSC92410  Elymus glaucus Jennifer Whipple 1976-9-1 1756 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2348 Comment
  UC191392  Elymus glaucus Harry S. Yates 1914-5-26 365 Trinity Browns Creek 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
  HSC73591  Elymus multisetus Gail Newton 1980-7-10 1284 Trinity Near Senteney Rock 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
  UC630628  Epilobium brachycarpum Joseph P. Tracy 1939-9-4 16490 Trinity 3 mi below Hettenshaw Valley; Van Duzen River 914 Comment
  HSC40835  Epilobium canum subsp. latifolium Thomas W. Nelson, James Nelson 1976-7-26 3019 Trinity Along 1S07 just E of summit 1555 Comment
  HSC54327  Epilobium ciliatum subsp. ciliatum Walter Overton 1979-7-17 7788 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC56751  Epilobium ciliatum subsp. ciliatum G. L. Clifton, Butler 1979-7-18 8435 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  UCD105779  Epilobium ciliatum subsp. ciliatum Joseph M. DiTomaso 1975-7-22 187 Trinity Trinity Alps. 1/2 mile above Union Creek Campground and 1 mile below Foster Lake. 1889 Comment
  HSC92084  Epilobium ciliatum subsp. glandulosum Jennifer Whipple 1977-9-9 2266 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC76423  Epilobium densiflorum Alerie Gizinski 1981-7-9 122 Trinity Near Duncan Ranch 960 Comment
  HSC63205  Epilobium densiflorum M. A. Baker 1979-7-4 998 Trinity Mad River Comment
  HSC48437  Epilobium foliosum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9871 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC78401  Epilobium glaberrimum John S. Palmer 1974-9-14 248 Trinity Bear Lakes Area, along trail to Big Bear Lake 1220 Comment
  HSC24185  Epilobium glaberrimum subsp. fastigiatum D. E. Anderson 1971-7-28 5468 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  JEPS31494  Epilobium hallianum Joseph P. Tracy 1935-8-5 14551 Trinity at head of White's Creek Devil's Canyon Mts. 2072 Comment
  UC314611  Epilobium hallianum Joseph P. Tracy 1923-7-1 6505 Trinity near summit (on road to Low Gap of Mad River); Northern Coast Ranges, South Fork Mountain 1066 Comment
  CHSC35595  Epilobium minutum Thomas W. Nelson; Dave Gordon 1980-6-10 5573 Trinity Six Rivers National Forest. Shasta-Trinity National Forest. Along road 1N05 at the copper mine along Copper Mine Hill. 1463 Comment
  HSC47749  Epilobium minutum Thomas W. Nelson, J. P. Smith 1978-5-6 3975 Trinity At Philpot Campground 762 Comment
  HSC48472  Epilobium minutum J. P. Smith 1978-5-13 9913 Trinity Trinity National Forest, Philpot Campground. 762 Comment
  HSC71836  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-27 5944 Trinity Along SE side of Mule Ridge 1524 Comment
  HSC71933  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5762 Trinity Along Panther Camp Trail, 200 yds. N of junction with FS Rd. 29N73, 3 mi. from Hayfork Creek 1646 Comment
  HSC72968  Epilobium minutum M. A. Baker 1980-6-25 2360 Trinity Near Castle Rock 1280 Comment
  RSA458716  Epilobium minutum N. G. Sugihara 1977-5-21 59 Trinity Eagle Creek Campground. 851 Comment
  CAS-BOT-BC94898  Epilobium minutum R. C. Wenk 2006-9-1 537 Trinity Coffee Creek Road 1500 Comment
  HSC40776  Epilobium minutum Thomas W. Nelson, James Nelson 1976-6-22 2808 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  HSC47016  Epilobium minutum Sheila Logan 1978-5-13 121 Trinity Philpot Campground, 1 mi. from Hwy. 3 on Trinity Pines Rd. 762 Comment
  HSC59317  Epilobium minutum J. M. DiTomaso 1979-4-29 934 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 Comment
  UC2062591  Epilobium oreganum Belinda Lo 2017-8-5 351 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, Trinity Alps Wilderness, southeast of Twin Lakes. Comment
  SEINET7072577 Image available Epilobium pallidum A. G. Vestal 1963-6-5 s.n. Trinity About 14.7 miles west of Hayfork on Route 36 in Hyampom Valley. Coordinate datum: NAD 27. UTM Zone 10, 670088mE, 4261734mN. Comment
  HSC56828  Epilobium pygmaeum G. L. Clifton 1979-7-19 8628 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC75549  Epilobium siskiyouense J. O. Sawyer 1980-8-8 4011 Trinity Slopes behind Luella Lake. 2226 Comment
  UC423072  Epilobium siskiyouense Annie M. Alexander and L. Kellogg 1911-8-12 312 Trinity hd. <of> cr. Bear Cr. 2072 Comment
  HSC16603  Epipactis gigantea R. Spellenberg 1963-7-4 178 Trinity Along New River near mouth, Burnt Ranch Comment
  HSC27933  Epipactis gigantea Gary S. Lester 1973-6-17 15 Trinity Trinity River at Big Flat, off Hwy. 299, across from Big Flat Campground 366 Comment
  CAS-BOT-BC57088  Equisetum X ferrissii Philip A. Munz 1952-6-29 17828 Trinity .5 mi. s. of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena 960 Comment
  RSA66433  Equisetum hyemale var. affine P. A. Munz 1951-7-17 16607 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC78860  Equisetum laevigatum John S. Palmer 1973-9-7 210 Trinity Bear Lakes area along trail to Big Bear Lake 1220 Comment
  RSA0093431  Equisetum telmateia Bonnie C. Templeton 1957-06 s.n. Trinity Coffee Creek Canyon. Comment
  RSA0057627  Eremogone congesta William J. Ferlatte 1966-6-30 163 Trinity Canyon Creek Lakes. 1646 Comment
  CAS-BOT-BC174254  Eremogone congesta var. congesta Annie M. Alexander; Louise Kellogg 1948-8-5 5392 Trinity West of lake; Lower Canyon Lake 1737 Comment
  HSC46937  Ericameria bloomeri William J. Ferlatte 1976-9-21 1838 Trinity Big Flat at head of Coffee Creek; SE side of ephemeral pond (Lake Martin), on E side of Coffee Creek Rd. 1524 Comment
  CHSC31481  Ericameria greenei B. Williams 1979-8-16 318 Trinity Trail from Bull Lake to Robbers Meadow. Shasta-Trinity NF/Mt. Shasta RD. 2072 Comment
  HSC78862  Ericameria greenei John S. Palmer 1976-7-11 483 Trinity Near saddle over ridge from Little Bear Lake 1982 Comment
  HSC92637  Ericameria greenei Jennifer Whipple 1976-8-11 1663 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS77428  Ericameria greenei William J. Ferlatte 1974-8-15 1625 Trinity crest of ridge between Summit Lake and Deer Lake; Siligo Peak, Summit Lake 2346 Comment
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Jun 11 2012
  CAS-BOT-BC298854  Ericameria nauseosa H. de Forest 1911-8-3 129 Trinity Trinity Forest Comment
  CAS-BOT-BC294319  Ericameria nauseosa var. speciosa Eugene Carter 1973-9-13 694 Trinity Salmon-Trinity Alps and vicinity. Southwest of Jorstad Cabin 1219 Comment
  HSC92672  Ericameria nauseosa var. speciosa Jennifer Whipple 1978-10-6 2370 Trinity Slopes N of Deadfall Creek 2256 Comment
  HSC72242  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6255 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29 1433 Comment
  JEPS68989  Ericameria ophitidis G. L. Stebbins 1972-8-19 Trinity nw ridge of mountain s Peanut; Dubakella Mt. 1554 Comment
  UCD149558  Ericameria ophitidis G. L. Stebbins 1972-8-19 s.n. Trinity Southwest of Wildwood, near State Highway 36 above Muldoon Gulch. (Exact location unknown. Coordinates estimated by label maker.) 1264 Comment
  CAS-BOT-BC294904  Erigeron cervinus Eugene Carter 1973-7-24 626 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along trail near Lower Grizzly Meadow 1706 Comment
  JEPS123168  Erigeron cervinus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 142 Trinity Bonanza King Comment
  UC722741  Erigeron cervinus C. L. Hitchcock and J. S. Martin 1939-7-12 5363 Trinity small meadow just below Canyon Creek, 10 mi n of Dedrick; Salmon-Trinity Alps 1676 Comment
  JEPS74439  Erigeron divergens W. J. Ferlatte 1966-8-16 385 Trinity Big Flat Trinity Alps, Big Flat 1524 Comment
  CAS-BOT-BC58399  Erigeron divergens R. C. Wenk 2006-9-1 538 Trinity Coffee Creek Road 1500 Comment
  CAS-BOT-BC300381  Erigeron eatonii var. plantagineus H. M. Hall 1909-7-22 8615 Trinity Salmon Mountains. Union Lake Comment
  UC1299253  Erigeron foliosus var. confinis Freed W. Hoffman 1946-5-25 1001 Trinity near Burnt Ranch; North Coast Ranges, Trinity River Comment
  SEINET10474622  Erigeron inornatus var. angustatus Mary Susan Taylor 1980-8-13 Taylor 3229 Trinity T29N R11W sw sec 33, Dubakella Mt quad. Shasta-Trinity Natl Forest, serpentine slope on W side of 29N33, ca. 0.5 mi NW of its jct with rd 29N34, ca. 1.2 mi NW of its jct with Hwy 36, ca. 5 mi SW of Wildwood. With S. Horner. 1494 Comment
  SEINET10971217  Erigeron inornatus var. angustatus Mary Susan Taylor 1980-7-22 Taylor 3166 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
  CHSC63320  Erigeron inornatus var. inornatus Vernon H. Oswald; Lowell Ahart 1994-7-11 6379 Trinity Forest Rd. 26 (to Mt. Shasta), 2.4 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. Along the edge of the road. 1828 Comment
  CAS-BOT-BC295479  Erigeron lassenianus var. lassenianus Annie M. Alexander; Louise Kellogg 1948-8-14 5485 Trinity Trinity Mountains. Stuarts Fork of Trinity River 716 Comment
  CAS-BOT-BC295480  Erigeron lassenianus var. lassenianus H. M. Hall 1909-7-1 8615 Trinity Salmon Mountains. Union Lake Comment
  JEPS87862  Erigeron lassenianus var. lassenianus Vernon H. Oswald and Lowell Ahart 1994-6-14 6280 Trinity Forest Rd. 25 w 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
  SDSU3957  Erigeron petrophilus D. F. Howe 1977-6-30 4957 Trinity Weaver Bally Rd. 1676 Comment
  CAS-BOT-BC295799  Erigeron petrophilus var. viscidulus John Thomas Howell 1937-7-25 13500 Trinity Stuarts Fork of Trinity River 2225 Comment
  HSC46777  Erigeron petrophilus var. viscidulus J. M. DiTomaso 1975-8-12 255 Trinity Just above Deer Creek Trail on Black Basin Trail 1860 Comment
  HSC92418  Erigeron petrophilus var. viscidulus Jennifer Whipple 1977-8-3 2093 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 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
  JEPS75972  Erigeron petrophilus var. viscidulus William J. Ferlatte 1974-8-16 1660 Trinity Deer Creek Pass, Siligo Peak-Summit Lake area Trinity Alps 2286 Comment
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Jun 11 2012
  UC581747  Erigeron petrophilus var. viscidulus Joseph P. Tracy 1935-8-2 14437 Trinity w slope Potato Mt. 1828 Comment
  CAS-BOT-BC300101  Erigeron philadelphicus Anna A. Junkans 1915-5-20 s.n. Trinity Weaverville Comment
  JEPS89706  Erigeron reductus var. angustatus Dean W. Taylor 1992-6-11 12742 Trinity North Coast Ranges, Red Mountain, South Fork Trintiy River Watershed Red Mountain; North Coast Ranges, Red Mountain 1615 Comment
  CAS-BOT-BC229157  Erigeron reductus var. angustatus Eugene Carter 1974-7-16 865 Trinity Salmon-Trinity Alps and vicinity. North of Barney Gulch 975 Comment
  CAS-BOT-BC300269  Erigeron reductus var. reductus John Thomas Howell 1955-7-17 30701 Trinity Southwest of Peanut 762 Comment
  RSA401512B  Eriodictyon californicum Bonnie C. Templeton 1964-6-11 10175 Trinity Between Burnt Ranch and Sayler on Hwy 299 Comment
  CAS-BOT-BC250078  Eriogonum compositum var. compositum G. R. Kleeberger 1880-7-2 s.n. Trinity Mt. Baldy 1828 Comment
  CAS-BOT-BC242537  Eriogonum congdonii James L. Reveal; Darin S. Reveal 1978-8-8 4798 Trinity Along the Ramshorn-Mumbo Creek Road, 5.4 miles west of Whalon Summit at the Shasta County line, 0.4 mile south of Crow Creek where it crosses the road and 1.4 mile east of the summit turnoff to Highland Lakes, about 27 miles west of Castella 1219 Comment
  CAS-BOT-BC242538  Eriogonum congdonii James L. Reveal; Darin S. Reveal 1978-8-8 4800 Trinity Along the Ramshorn-Mumbo Creek Road (USFS # 38N47) along the East Fork of the Trinity River, 0.6 mile west of the turnoff to Highland Lakes, and about 1 mile east of the turnoff, to Bear Flat 1051 Comment
  CHSC65811  Eriogonum congdonii L. P. Janeway 1993-8-30 4556 Trinity East side of High Camp Creek, ca 0.2 mi north of Rd 17 crossing of the creek. 1813 Comment
  UC1413526  Eriogonum congdonii James L. Reveal, Caroline G. Reveal 1974-8-17 3791 Trinity along the southern and southwestern ridge of Scott Mountain Scott Mountain 2042 Comment
  CHSC114571  Eriogonum congdonii S. Horner 1987-5-31 311 Trinity Shasta-Trinity National Forest. SP right of way, Scott Mt. 1584 Comment
  CAS-BOT-BC255735  Eriogonum elatum var. elatum Mrs. E. C. Van Dyke 1931-6-23 s.n. Trinity Nash Mine above Carville Comment
  CAS-BOT-BC255751  Eriogonum elatum var. villosum John Thomas Howell 1936-8-26 12827 Trinity Scott Mts. 13.5 miles n. of Carrville Comment
  CAS-BOT-BC253246  Eriogonum fasciculatum var. foliolosum John Thomas Howell 1955-7-16 30657 Trinity Trinity River Canyon 2 miles east of Junction City 487 Comment
  CAS-BOT-BC259272  Eriogonum libertini Thomas W. Nelson; Jane P. Nelson 1980-6-18 5554 Trinity Shasta-Trinity National Forest. Along road 2N10 (10) 4 miles north of Indian Valley Guard Station; just south of junction with road 2N01 1341 Comment
  CHSC35592  Eriogonum libertini Thomas W. Nelson; Jane P. Nelson 1980-6-17 5496 Trinity Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24. 944 Comment
  HSC68645  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-18 5554 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  HSC68869  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-20 5711 Trinity Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36 1220 Comment
  RSA423116  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-18 5577 Trinity Along road 1N10, 1 mile from jct. with road 2N07 (7). Shasta-Trinity National Forest. 1372 Comment
  CAS-BOT-BC263672  Eriogonum luteolum var. luteolum Joseph P. Tracy 1939-9-4 16488 Trinity Van Duzen River, halfway between Low Gap and Hettenshaw Valley 914 Comment
  UC184828  Eriogonum luteolum var. luteolum Harry S. Yates 1914-6-19 446 Trinity Rush Creek Comment
  UC672890  Eriogonum luteolum var. luteolum Joseph P. Tracy 1939-9-4 16488 Trinity halfway between Low Gap and Hettenshaw Valley; Van Duzen River 914 Comment
  CAS-BOT-BC263677  Eriogonum luteolum var. luteolum Mrs. H. C. Cantelow 1937-8-18 1873 Trinity S. of Scott Ranch nr. Trinity River Comment
  HSC42560  Eriogonum luteolum var. luteolum Robert M. Specht 1977-6-29 1095 Trinity Horse Ridge 1402 Comment
  UC672892  Eriogonum luteolum var. luteolum Joseph P. Tracy 1929-9-29 8671 A Trinity mouth of French Creek French Creek 381 Comment
  UCD100384  Eriogonum marifolium Joseph M. DiTomaso 1975-7-1 86 Trinity at outlet to Elmerald Lake. 1676 Comment
  HSC54185  Eriogonum nudum G. L. Clifton, Butler 1979-7-18 8459 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  SEINET6894813  Eriogonum nudum Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity Post Creek, 9 miles west of Peanut. Comment
  CAS-BOT-BC264841  Eriogonum nudum var. nudum G. R. Kleeberger 1871-9-20 s.n. Trinity Mt. Bally Comment
  HSC17315  Eriogonum nudum var. nudum William J. Ferlatte, B. D. Rogers 1966-6-1 2048 Trinity 4 mi. N of Junction City 610 Comment
  HSC22817  Eriogonum nudum var. nudum D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5289 Trinity Above Van Duzen River Comment
  JEPS56419  Eriogonum nudum var. nudum Hilda W. Grinnell 1932-7-15 22 Trinity Junction Norgaar Ranch road and South Fork Mt. road 1524 Comment
  HSC840  Eriogonum nudum var. nudum William J. Ferlatte 1967-8-8 844 Trinity Canyon Creek Lakes 1646 Comment
  SD98925  Eriogonum nudum var. nudum Darley F. Howe 1977-6-29 Trinity Weaver Valley Road 1768 Comment
  SD50695  Eriogonum nudum var. pubiflorum Darley F. Howe 1959-8-4 Trinity 5.5 miles west of Weaverville on #299 Comment
  RSA1108  Eriogonum roseum E. R. Johnson 1928-8-27 1156 Trinity Lowden's Ranch, 4 miles SW of Lewiston. 538 Comment
  JEPS23988  Eriogonum siskiyouense Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6850 Trinity about 1/2 mi below summit; Scott Mtn. 1950 Comment
  HSC35895  Eriogonum strictum var. greenei J. P. Smith, J. O. Sawyer 1973-7-26 7146 Trinity W slope of S Dubakella Mtn. 1494 Comment
  CAS-BOT-BC263400  Eriogonum strictum var. proliferum John Thomas Howell 1955-7-17 30691 Trinity Near Peanut 762 Comment
  HSC54289  Eriogonum umbellatum G. L. Clifton, Butler 1979-7-17 7458 Trinity Near Horse Ridge Mtn., close to the town of Mad River 1851 Comment
  HSC76600  Eriogonum umbellatum Athy Ferguson 1981-7-23 8182 Trinity Near Jones Ridge 1408 Comment
  JEPS111034  Eriogonum umbellatum Sue Pappalardo 1995-8-18 791 Trinity Weaverville Ranger District; Approx. 5 miles northwest of Mule Creek Forest Service facility. Trinity Alps Wilderness. Found along side of Long Canyon trail (9W14). 1900 Comment
  CAS-BOT-BC268006  Eriogonum umbellatum var. argus John Thomas Howell 1936-8-24 12749 Trinity Summit of Scott Mts. w. of Carrville Comment
  HSC763  Eriogonum umbellatum var. argus William J. Ferlatte 1967-8-16 935 Trinity E side of Packers Peak 1982 Comment
  SD42354  Eriogonum umbellatum var. argus Carl B. Wolf 1937-8-12 9194 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout 1646 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
  RSA0005162  Eriogonum umbellatum var. humistratum James L. Reveal, C. G. Reveal 1974-8-17 3794 Trinity Along the western ridge of the summit of Scott Mountain on serpentine outcrops. 2082 Comment
  HSC43439  Eriogonum umbellatum var. nelsoniorum Jennifer Whipple 1976-8-4 1623 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC39140  Eriogonum umbellatum var. nelsoniorum Gary S. Lester 1974-6-30 334 Trinity Saddle between N Yolla Bolly Mtn. and Black Rock Mtn., Yolla Bolly Wilderness Area 2165 Comment
  CHSC82645  Eriogonum vimineum L. P. Janeway 2001-7-8 7288 B Trinity Klamath Ranges. North end of Brushy Mountain (ridge) 8.0 km north-northwest of Pony Buck Peak; along Road 29N28 0.5 km south of Road 29N39. 1400 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
  HSC71928  Eriophyllum lanatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5756 Trinity Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. from Goat Camp 1372 Comment
  HSC72513  Eriophyllum lanatum Gail Newton 1980-7-1 794 Trinity Near Hayden Roughs. 1250 Comment
  HSC92167  Eriophyllum lanatum Jennifer Whipple 1976-7-13 1452 Trinity Bear Creek Drainage 2256 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
  LA203604  Eriophyllum lanatum var. achilleoides Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  CAS-BOT-BC301165  Eriophyllum lanatum var. achilleoides C. L. Hitchcock; J. S. Martin 1939-7-11 5370 Trinity Just below lower Canyon Creek Meadow, 10 mi. n. of Dedrick, in Salmon-Trinity Alps 1676 Comment
  CAS-BOT-BC308211  Eriophyllum lanatum var. grandiflorum Alice Eastwood; John Thomas Howell 1937-6-25 4900 Trinity Trinity Alps Resort Comment
  CAS-BOT-BC301727  Eriophyllum lanatum var. lanceolatum Elizabeth McClintock 1956-6-16 s.n. Trinity Road along Coffee Creek, above Coffee Creek Ranch Comment
  HSC56822  Erodium cicutarium G. L. Clifton 1979-7-19 8619 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC46036  Erodium cicutarium Catherine Chin 1978-5-13 57 Trinity 793 Comment
  CAS-BOT-BC54611  Erysimum capitatum Eugene Carter 1968-6-11 170 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 1066 Comment
  HSC22808  Erysimum capitatum var. capitatum D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5288 Trinity Above Van Duzen River Comment
  HSC39544  Erysimum capitatum var. capitatum Thomas W. Nelson, James Nelson 1976-6-10 2675 Trinity Above meadow at Senteney Rock 1555 Comment
  CAS-BOT-BC54944  Erysimum perenne Gilbert Muth 1965-8-6 s.n. Trinity On trail to backside of Black Mountain. Comment
  SEINET7040106  Erysimum teretifolium A. G. Vestal 1963-1 Trinity Comment
  CAS-BOT-BC94393  Erythranthe breweri R. C. Wenk 2005-6-18 180 Trinity Coffee Creek, Big Flat Meadow, on edge of vernal pool at N end of meadow 1524 Comment
  CAS-BOT-BC65244  Erythronium Jane E Van Susteren 2008-4-21 08 -29 Trinity Shasta-Trinity NF, Weaverville Ranger District. Along Hwy 3, jsut south of Greenhorn Gulch. Near mile marker 52.26. 1150 Comment
  HSC31817  Erythronium californicum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5536 Trinity Black Lassic 1738 Comment
  JEPS100450  Erythronium californicum Dean Wm. Taylor, Maricella Reyes 2003-4-9 18487 Trinity 7 air mi N of Lewiston; Buckeye Ridge, head of Whitney Gulch 899 Comment
  UCR40061  Erythronium californicum C. G. Phillips, L. Cole, S. A. Haultain, K. B. Barrows 1984-5-12 62 Trinity Dubakella Ridge 1220 Comment
  HSC71229  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1977-4-23 3338 Trinity Brown's Canyon Campground 793 Comment
  HSC97090  Erythronium californicum Thomas W. Nelson, Susan Erwin 2006-5-19 9408 Trinity At junction of Forest Service Roads 29, 29N58 and 29N59 1351 Comment
  CHSC115031  Erythronium citrinum var. roderickii Botany Crew 2003-3-25 8102 Trinity Sunflower Flat, NE. 975 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
  CHSC115034  Erythronium citrinum var. roderickii Botany Crew 2003-3-25 08106 Trinity Comment
  UC130643  Erythronium grandiflorum H. M. Hall July, 1909 8647 Trinity Union Creek Salmon Mountains 2072 Comment
  HSC575  Erythronium grandiflorum subsp. grandiflorum William J. Ferlatte 1967-7-6 647 Trinity Union Creek 1890 Comment
  RSA67028  Erythronium grandiflorum subsp. grandiflorum Philip A. Munz 1951-7-21 16758 Trinity Fisher Ridge, head of Patty John Basin, North Yolla Bolly Mountains 2165 Comment
  UC2046521  Erythronium grandiflorum var. pallidum William J. Ferlatte 1976-7-8 1800 Trinity Union Creek side of Parker Divide Comment
  CHSC70202  Erythronium oregonum Kevin White; Erik Gundershaug, Dave Johnson 1994-3-19 38 Trinity Shasta-Trinity Forest. 1 mile S of railhead 6E23 (South Fork Trinity). 457 Comment
  HSC64380  Eschscholzia caespitosa J. O. Sawyer, R. J. Cole 1978-4-20 3148 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 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
  HSC23543  Eschscholzia californica J. O. Sawyer 1970-4-18 2500 Trinity Above the New River at its junction with the Trinity River 244 Comment
  JEPS23991  Eucephalus ledophyllus Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6853 Trinity near summit of Scott Mtn. Scott Mtn. 2072 Comment
  HSC819  Eucephalus ledophyllus var. ledophyllus William J. Ferlatte 1967-8-6 804 Trinity Canyon Creek Lakes, above upper lake 1738 Comment
  UC1280892  Euonymus occidentalis var. occidentalis H. E. McMinn 1922-8-5 320 Trinity rd. to Seabluff between Bridgeville and Peanut (along S. Fork Trinity R.) Comment
  HSC34820  Euphorbia crenulata Robert M. Specht 1975-5-16 181 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC48889  Euphorbia crenulata J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9044 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  UC1537003  Euphorbia crenulata Gordon H. True Jr. 1937-7-2 743 Trinity Weaverville 579 Comment
  UC275487  Euphorbia spathulata Joseph P. Tracy 1925-5-17 7004 Trinity Hennessey Road Northern Coast Ranges, South Fork of Trinity River (leading up South Fork of Trinity River) 609 Comment
  UC2046568  Festuca William J. Ferlatte 1976-9-21 1829 Trinity Big Flat at head of Coffee Creek; between west edge of ephemeral pond (Lake Martin) and woods Comment
  HSC23706  Festuca californica J. O. Sawyer 1970-5-2 2567 Trinity Above New River 244 Comment
  HSC34400  Festuca californica J. P. Smith, J. O. Sawyer 1973-7-3 6990 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC41128  Festuca californica J. P. Smith 1973-4-7 5958 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
  HSC84196  Festuca californica J. P. Smith 1980-7-22 10308 Trinity Shasta-Trinity National Forest, Salt Creek Campground on Thirteen Dips Rd. 793 Comment
  RSA293182  Festuca californica var. californica J. P. Smith, Thomas W. Nelson 1979-6-15 10103 Trinity Shasta-Trinity National Forest. Bear Creek at its junction with the Trinity River. 915 Comment
  CAS-BOT-BC278396  Festuca elmeri L. R. Abrams 1916-7-22 6205 Trinity Between Mad-Trinity Rivers on Eureka-Red Bluff Rd. Comment
  CAS-BOT-BC278891  Festuca occidentalis David D. Keck 1944-7-10 5470 Trinity 1.5 mi. W. of Wildwood 1158 Comment
  HSC73596  Festuca occidentalis Gail Newton 1980-7-10 1304 Trinity Near Senteney Rock 1463 Comment
  HSC9948  Festuca occidentalis R. Spellenberg 1965-6-15 1146 Trinity 100 yds. N of Hidden Lake, Underwood Mtn., SW of Burnt Ranch Comment
  POM267995  Festuca occidentalis D. D. Keck 1944-7-10 5470 Trinity 1.5 miles W of Wildwood. 1159 Comment
  HSC75087  Festuca pratensis J. P. Smith, Thomas W. Nelson 1979-6-15 10107 Trinity Trinity River opposite its junction with Bear Creek. 915 Comment
  HSC72708  Festuca rubra Gail Newton 1980-7-2 980 Trinity Near N Kelsey Peak 1463 Comment
  UCD105964  Festuca subuliflora Jesse Miller 2010-1 s.n. Trinity Klamath Range near Zenia. 914 Comment
  HSC28253  Fragaria vesca J. P. Smith 1973-4-7 5994 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-BC62953  Frangula californica subsp. crassifolia Lewis S. Rose 1955-7-17 55133 Trinity 1 mi. sw. of Peanut. 762 Comment
  CAS-BOT-BC62957  Frangula californica subsp. crassifolia Milo S. Baker 1928-7-1 149 -26 Trinity highway between Hay Fork & Douglass City. Comment
  CAS-BOT-BC53366  Frangula californica subsp. occidentalis John Thomas Howell 1936-8-26 12812 Trinity Near junction of Tangle Blue and Scott Mt. creeks Comment
  CAS-BOT-BC55694  Frangula purshiana Eugene Carter 1971-7-16 302 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Near mouth of Keystone Meadows Creek, 883 Comment
  UCD113125  Frangula rubra Joseph M. DiTomaso 1975-8-20 280 Trinity Willow Creek on Deer Creek Trail. 1645 Comment
  CAS-BOT-BC59561  Frangula rubra subsp. rubra Clarence R. Quick 1960-6-27 60 -24 Trinity Bear Gulch on road from Delta to Trinity Center Comment
  SEINET193051  Frasera albicaulis subsp. nitida Lester Rowntree 1936-7-10 Trinity Between Callahan and Trinity Center Comment
  RSA249409  Frasera speciosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5630 Trinity Between 1S07 and Senteney Rock along 4-wheel-drive road. Swayback Ridge. Comment
  OBI7815  Fraxinus latifolia Wallace Weber, John C. Cooke, D. J. Pinkava, & David J. Keil 1969-8-19 2207 Trinity Along Stetson's crk on rte 299 4 mi E of Burnt Ranch Comment
  SEINET13943202 Image available Fraxinus latifolia E. K. Balls, P. C. Everett 1953-1 18661 Trinity Grass Valley Creek at bridge, 7.5 mi NE of Douglas City on Hwy 299; 2000 ft alt. 610 Comment
  CAS-BOT-BC130190  Fritillaria affinis 1916-4-26 s.n. Trinity Weaverville Comment
  CAS-BOT-BC504419  Fritillaria atropurpurea Eugene Carter 1971-6-3 195 Trinity Along the North Fork Trail, upper end of Rooster Flat, 1/2 mile norht of Chine Creek, North Fork Trinity River, Hobo Gulch Camp and vicinity (18 miles NW of Weaverville) 944 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
  HSC31954  Fritillaria glauca D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5524 Trinity Black Lassic 1738 Comment
  CHSC3490  Fritillaria recurva Roger Jaegel 1966-4-22 144 Trinity Located three miles west of Hayfork. Comment
  HSC64338  Fritillaria recurva J. O. Sawyer, R. J. Cole 1978-4-28 3127 Trinity 2.5 mi. S of Hobo Gulch Campground 1098 Comment
  HSC70305  Fritillaria recurva M. A. Baker 1980-5-25 1545 Trinity Near Shannon Butte 914 Comment
  UC1222540  Fritillaria recurva Joseph P. Tracy 1950-4-20 18629 Trinity 4 mi se of Low Gap (near Kuntz, Van Duzen River); Van Duzen River 792 Comment
  CAS-BOT-BC504473  Fritillaria recurva Eugene Carter 1971-6-3 1341 Trinity Along the North Fork Trail, 1/4 mile below Strunce Cabin, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville 944 Comment
  CHSC30340  Galium ambiguum M. S. Taylor; T. Nelson 1980-8-21 3279 Trinity On N side of 29N73, ca. 3.9 mi S of its jct with Hwy 36, ca. 4 mi SW of the jct of Hwys 36 and 3. 1371 Comment
  HSC35653  Galium ambiguum Thomas W. Nelson 1975-7-20 2065 Trinity Black Lassic area, E side 1799 Comment
  JEPS52712  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-14 4010 Trinity 1 mi w Regan Meadow 1524 Comment
  JEPS52724  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-14 4013 Trinity on Hwy 36 8 mi w Peanut (along creek) Comment
  JEPS52726  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4020 Trinity se lookout (about 7 air mi se of Ruth); Cedar Gap 1371 Comment
  HSC84045  Galium aparine L. P. Janeway 1983-4-30 248 Trinity Burnt Ranch USFS campground 412 Comment
  HSC402  Galium bifolium William J. Ferlatte 1967-7-6 636 Trinity Head of Bullards Basin 1982 Comment
  JEPS52687  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4016 Trinity se Lindsey's (along ne shore of lake); Ruth Lake 762 Comment
  OBI72113  Galium glabrescens Barbara Ertter 1990-7-16 9396 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 2316 Comment
  RSA66422  Galium mexicanum subsp. asperulum Philip A. Munz 1951-7-17 16596 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC399  Galium triflorum William J. Ferlatte 1967-8-7 831 Trinity Canyon Creek, ridge between 'L' Lake and Stuart Fork. 1829 Comment
  POM225339  Galium triflorum Philip A. Munz 1936-8-11 14349 Trinity Forest Glen. 701 Comment
  CAS-BOT-BC182206  Garrya fremontii Carl B. Wolf 1937-8-12 9192 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout 1645 Comment
  HSC27123  Garrya fremontii J. O. Sawyer 1973-4-21 2497 Trinity Along Bear Lake Trail 945 Comment
  HSC45791  Garrya fremontii Brad Klipfel 1975-5-3 597 Trinity Gray's Falls, along N side of the Trinity River, S-facing slope Comment
  HSC78846  Garrya fremontii John S. Palmer 1973-9-7 213 Trinity Bear Lakes area along trail to Big Bear Lake 1220 Comment
  HSC42562  Gastridium phleoides Robert M. Specht 1977-7-21 1153 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper], center of small drainage 1128 Comment
  HSC32270  Gaultheria humifusa J. O. Sawyer 1970-8-7 2360 Trinity Mirror Lake 2134 Comment
  CAS-BOT-BC58941  Gaultheria shallon L. R. Abrams 1916-7-22 6216 Trinity Forested north slope between Mad & Trinity Rivers on Eureka - Red Bluff Road Comment
  JEPS27591  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1935-8-3 14503 Trinity Mary Blaine Mt. 1950 Comment
  RSA41877  Gayophytum diffusum subsp. parviflorum H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mt. 1631 Comment
  UC1553501  Gayophytum diffusum subsp. parviflorum E. Dean 1988-6-29 90 Trinity drainage n Bridge Camp and Trinity Alps rd.; Trinity Lake ara 1160 Comment
  UC562498  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1935-8-7 14636 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  UC1196964  Gayophytum heterozygum Joseph P. Tracy 1935-8-5 14559 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  HSC527  Gentiana calycosa William J. Ferlatte 1967-8-10 866 Trinity Grizzly Creek, 1/4 mile below falls 1829 Comment
  RSA42000  Gentiana simplex H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mountain. 1631 Comment
  RSA211501  Gentiana simplex William J. Ferlatte 1967-8-18 1000 Trinity Head of Union Creek. 1982 Comment
  HSC91279  Gentianella amarella subsp. acuta Jennifer Whipple 1976-8-11 1678 Trinity Mt. Eddy, N of lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  JEPS81906  Gentianella amarella subsp. acuta Roger Raiche 1982-10-14 20812 Trinity margin of Upper Dead Falls Lake 2438 Comment
  SEINET12271312  Gilia capillaris H. L. Mason 1950-1 14049 Trinity Summit of grade, Scott Mountain Comment
  RSA50024  Gilia capitata E. K. Balls 1949-7-1 13712 Trinity Above Canyon Creek Meadow, Canyon Creek. 1387 Comment
  CAS-BOT-BC183594  Gilia capitata subsp. capitata Eugene Carter 1975-8-19 1081 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. At Rattlesnake Lake Camp 1691 Comment
  HSC103479  Githopsis specularioides M. Mesler 2010-6-1 820 Trinity Gray Fall's Camp, about 100 meters from picnic area along road that heads south 350 Comment
  RSA296745  Githopsis specularioides R. York 1979-4-29 250 Trinity Gray's Falls Trail; above the confluence of the New and Trinity rivers. 305 Comment
  HSC24239  Gnaphalium palustre D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5233 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  HSC56861  Gnaphalium palustre G. L. Clifton 1979-7-19 8798 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC35893  Gnaphalium palustre J. P. Smith, J. O. Sawyer 1973-7-26 7144 Trinity Hillside S and W of South Dubakella Mtn. 1524 Comment
  CAS-BOT-BC231121  Hackelia amethystina Annie M. Alexander; Louise Kellogg 1949-6-30 5733 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC34234  Hackelia bella M. G. Schmidt 1975-7-10 28 Trinity S Fork Mtn., along road N of Hwy. 36 Comment
  RSA113938  Hackelia bella H. K. Sharsmith 1953-6-26 4373 Trinity South Fork Mountain, 7.3 miles west of Forest Glen, Trinity National Forest. 1235 Comment
  HSC57241  Hackelia micrantha G. L. Clifton 1979-7-16 7836 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  UC195228  Hackelia micrantha Annie M. Alexander and L. Kellogg 1911-7-22 277 Trinity head of Grizzly Creek; Trinity Alps Comment
  RSA49991  Hackelia micrantha E. K. Balls 1949-7-1 13707 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick. 1372 Comment
  SD98862  Hackelia nervosa Darley F. Howe 1977-6-29 4953 Trinity Weaver Bally Road 2040 Comment
  CAS-BOT-BC538051  Harmonia stebbinsii G. Ledyard Stebbins 1973-6-30 s.n. Trinity Trinity National Forest, ridge E of Hell to Find Lake, 1/2 mile W of Hayfork Creek Comment
  CHSC30165  Hastingsia alba M. S. Taylor 1980-6-30 2999 Trinity Along Davis Creek, ca. 2 mi nw of Hwy 3, ca. 7.5 mi sw of Trinity Center. 1066 Comment
  HSC35273  Hastingsia alba R. M. Sullivan 1975-5-17 65 Trinity SE facing slope of the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  HSC562  Hastingsia alba William J. Ferlatte 1967-8-18 1005 Trinity Head of Union Creek 1982 Comment
  UC667138  Hastingsia alba Joseph P. Tracy 1935-8-5 14556 Trinity head White's Creek; Devil's Canyon Mountains, head White's Creek 2072 Comment
  CAS-BOT-BC508226  Hastingsia alba Mrs. E. C. Van Dyke 1931-6-23 s. n. Trinity Nash Mine, above Carville Comment
  CAS-BOT-BC508230  Hastingsia alba Eugene Carter 1971-6-15 231 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi NW of Weaverville). 1/12 mi. downriver from Hobo Gulch. 853 Comment
  RSA50028  Hastingsia alba E. K. Balls 1949-7-5 13716 -a Trinity 0.5 mile above Junction City, Canyon Creek 610 Comment
  POM311181  Hastingsia serpentinicola Lincoln Constance, Rimo C. Bacigalupi, S. Carlquist, Reid V. Moran, R. L. Rodriguez 1951-6-12 3385 Trinity Above Peanut Comment
  SEINET200719  Hazardia whitneyi var. whitneyi Joseph P. Tracy 1935-8-4 14528 Trinity North of Cabin Peak in Devil's Canyon Mountains east of New River 1737 Comment
  RSA211517  Helenium bigelovii William J. Ferlatte 1966-8-4 314 Trinity Dorleska Mine, Trinity Alps. 1982 Comment
  SEINET10475226  Helenium bigelovii Mary Susan Taylor 1980-7-2 Taylor 3037 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
  HSC41631  Helianthella californica Barbara Kelly 1977-5-21 442 Trinity Eagle Creek Campground. 851 Comment
  HSC99737  Hemizonella minima Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 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
  CAS-BOT-BC312127  Hemizonella minima Roxana S. Ferris; Laura Lorraine 1948-6-12 11733 -A Trinity French Creek Logging Road west of Callahan 1219 Comment
  UC2016532  Hemizonella minima Richard Olmstead 1985-5-15 684 Trinity Trinity Alps Wilderness. Ca. 13 miles north of Junction City. Canyon Creek Trail, ca. 2 - 2 1/2 miles from trailhead in dry draw crossing. Comment
  UC1199369  Hemizonia congesta subsp. clevelandii Joseph P. Tracy 1923-6-30 6452 Trinity near summit Hay Fork Mountain (on Weaverville Road); Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  HSC44781  Hemizonia congesta subsp. clevelandii S. Horner 1978-7-25 437 Trinity E of Burnt Ranch Campground. 427 Comment
  OBI16311  Hemizonia congesta subsp. clevelandii Joseph P. Tracy 15-Sep-19 5217 Trinity Burnt Ranch 488 Comment
  HSC5807  Hemizonia congesta subsp. tracyi R. Spellenberg 1964-6-18 465 Trinity Burnt Ranch, at Moss Lumber Co. Comment
  HSC70285  Hemizonia congesta subsp. tracyi M. A. Baker 1980-5-25 1534 Trinity Near Shannon Butte 302 Comment
  RSA293122  Hemizonia luzulifolia Thomas W. Nelson, Jane P. Nelson 1978-8-12 4553 Trinity Along State Route 3, 2.5 miles E of junction with State Route 299. Comment
  UC314586  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
  RSA293105  Hesperolinon micranthum Thomas W. Nelson, Jane P. Nelson 1980-6-26 5927 Trinity Along Covelo-Zenia Rd. opposite Kettenpaum Store. Six Rivers National Forest. 1067 Comment
  HSC56771  Heterocodon rariflorum G. L. Clifton, Butler 1979-7-18 8492 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  UC922573  Heterocodon rariflorum Annie M. Alexander and Louise Kellogg 1948-8-24 5546 Trinity trail above Morris Meadow; Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  RSA0075933  Heterotheca oregona R. D. Goeden, D. W. Ricker 1987-9-1 3 Trinity Roadside along Mad River, upstream from Ruth Reservoir at Ruth Airport, Six Rivers National Forest. 793 Comment
  HSC72248  Heterotheca oregona var. rudis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6247 Trinity Shasta-Trinity National Forest, along Hwy. 3, 0.3-0.5 mi. S of Salt Creek Bridge. 762 Comment
  CAS-BOT-BC420742  Heuchera merriamii C. L. Hitchcock; J. S. Martin 1939-7-11 5371 Trinity granite cliffs between upper and lower Canyon Creek Lake, 11 miles no. of Dedrick in Salmon-Trinity Alps 1889 Comment
  JEPS123152  Heuchera merriamii D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 127 Trinity Bonanza King Comment
  UC667099  Heuchera merriamii Joseph P. Tracy 1935-8-7 14627 Trinity at head of White's Creek; Devil's Canyon Mts 2072 Comment
  HSC64382  Heuchera micrantha J. O. Sawyer, R. J. Cole 1978-4-20 3144 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 Comment
  CDA25405  Heuchera micrantha J. R. Keck Jr. 1980-6-11 PDR# 330186 Trinity Near Salyer. 0 Comment
  HSC56844  Hieracium albiflorum Walter Overton 1979-7-18 8725 Trinity Near Horse Ridge, close to the town of Mad River 1036 Comment
  JEPS123028  Hieracium albiflorum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 001 Trinity Trinity Creek Watershed. Comment
  JEPS123130  Hieracium albiflorum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 105 Trinity Scorpion Lake Comment
  JEPS23572  Hieracium albiflorum Peter H. Raven and R. Snow 1958-7-18 13575 Trinity 6.3 mi s Trinity Center (on road to Minersville) Comment
  JEPS36679  Hieracium albiflorum W. L. Jepson Jul 5 1902-Jul 12 1902 2009 Trinity Martin's Ranch South Fork Comment
  POM360451  Hieracium albiflorum Jacqueline Greenleaf 1980-7-14 216 Trinity Near Van Duzen River. 140 Comment
  CAS-BOT-BC319716  Hieracium albiflorum G. R. Kleeberger 1879-10-4 s.n. Trinity Unspecified 1524 Comment
  RSA211194  Hieracium albiflorum William J. Ferlatte 1967-7-24 704 Trinity Trinity Alps, Big Flat. 1524 Comment
  CAS-BOT-BC318520  Hieracium bolanderi John Thomas Howell 1955-7-17 30700 Trinity Southwest of Peanut 762 Comment
  RSA211204  Hieracium horridum William J. Ferlatte 1967-8-11 913 Trinity Below the ice fields on the north side of Thompson Peak. 2378 Comment
  RSA66428  Hieracium scouleri P. A. Munz 1951-7-17 16602 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UCD133117  Hieracium scouleri Joseph M. DiTomaso 1975-8-6 236 Trinity at outlet of Emerald Lake. 1676 Comment
  HSC70611  Hieracium triste J. O. Sawyer, K. A. Sawyer 1981-8-2 4164 Trinity E side of Sawtooth Mtn. above Devil's Canyon. 2439 Comment
  HSC24144  Holodiscus discolor J. O. Sawyer 1970-5-2 2599 Trinity Above New River 244 Comment
  HSC32272  Holodiscus discolor J. O. Sawyer 1971-8-25 2462 Trinity Along the trail to Sugar Pine Lake. 1646 Comment
  CDA10802  Holodiscus microphyllus G. F. Hrusa 1993-7-24 11370 Trinity Trinity Mountains; Bonanza King Ridge on summit of main ridge to N of Bonanza King Lookout. Above hdwtrs. of Scorpion Creek. 1584 Comment
  UCD148650  Holozonia filipes G. F. Hrusa; R. Gross, D. Ragan, A. Buckman 1993-10-24 11454 Trinity immediately east of Rackerby Ridge, terminates into Trinity Lake. In creekbed approximately 1/4 mile above lake margin Klamath Ranges, Trinity Mountains. 800 Comment
  UC583084  Horkelia californica subsp. dissita P. A. Munz 1936-8-11 14347 Trinity Forest Glenn 701 Comment
  CAS-BOT-BC94846  Horkelia fusca var. parviflora R. C. Wenk 2006-7-21 523 Trinity Coffee Creek, Big Flat Meadow 1524 Comment
  UCR37959  Horkelia tridentata P. Williams, Mike Malamus, Brian Kearney 1984-5-12 39 Trinity Philpot [Cold Springs] Campground 979 Comment
  UCR66562  Horkelia tridentata subsp. flavescens Lincoln Constance, A. A. Beetle, et al. 1940-5-17 2613 Trinity Larrabee Valley, near Eureka 762 Comment
  HSC41984  Horkelia tridentata var. flavescens Tom Duebendorfer 1977-5-21 30 Trinity Eagle Creek Campground 851 Comment
  HSC43253  Horkelia tridentata var. flavescens K. Irwin 1977-5-21 343 Trinity Eagle Creek Campground 851 Comment
  HSC34238  Hosackia crassifolia M. G. Schmidt 1975-7-10 21 Trinity Along S Fork Mtn. Rd., N of Hwy. 36 Comment
  HSC78005  Hosackia crassifolia John S. Palmer 1974-7-3 225 Trinity Bear Lakes area, along trail to Big Bear Lake. 1463 Comment
  CHSC3498  Hydrophyllum occidentale Roger Jaegel 1966-4-24 136 Trinity Located seven miles north of Hayfork, on a dry road bank. Comment
  CHSC71040  Hydrophyllum occidentale Vernon Oswald; Lowell Ahart 1998-5-14 9071 Trinity Wildwood Rd. 6.7 mi north of Hwy. 36, 1.4 mi north of Gemmill Gulch Picnic Area. 1024 Comment
  HSC72914  Hydrophyllum occidentale M. A. Baker 1980-7-2 2619 Trinity Near Horsehead Mtn. 1737 Comment
  JEPS74457  Hydrophyllum occidentale W. J. Ferlatte 1967-7-7 665 Trinity Head of Sunrise Creek; Trinity Alps 1981 Comment
  UCD15146  Hydrophyllum occidentale K. F. Mawdsley 1996-7-11 19 b Trinity Trinity County. On trail to Deadfall Lakes from Parks Creek trailhead. 1981 Comment
  POM126787  Hydrophyllum occidentale H. S. Yates 1914-6-27 459 Trinity Buckeye Mountain. 1006 Comment
  RSA298348  Hydrophyllum occidentale J. P. Smith 1973-5-6 6576 Trinity Blanchert Flats near Douglas City. Comment
  CAS-BOT-BC400815  Hypericum anagalloides Eugene Carter 1971-7-8 279 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 0.1 mi. NW of Russell Cabin. (Backbone Creek Trail) 1219 Comment
  CHSC37685  Iliamna bakeri M. S. Taylor 1980-7-16 3143 Trinity Bear Creek trail, e of Canyon Creek trail, ca. 12 mi n of Junction City on Hwy 299. 1371 Comment
  CHSC117796  Ipomopsis aggregata subsp. aggregata B. Castro; L. P. Janeway 2016-8-1 21483 Trinity Kalamath Ranges. Tamarack Lake, Trinity Mountains. 1767 Comment
  JEPS57163  Ipomopsis aggregata subsp. formosissima L. R. Heckard 1967-8-12 1658 Trinity about 2 air mi nw Mt. Eddy summit (ridge to e of Eddy Grade Divide) 2133 Comment
  HSC51023  Iris macrosiphon G. L. Clifton, Overton 1979-6-3 3860 Trinity Near Hettenshaw Valley, close to town of Alderpoint. 884 Comment
  HSC62948  Iris macrosiphon R. York 1979-5-12 285 Trinity N of the Philpot BLM Campground 793 Comment
  RSA135826  Iris macrosiphon E. K. Balls 1957-5-25 22563 Trinity Just west of Forest Glen on Highway 36 701 Comment
  HSC47721  Iris tenuissima Thomas W. Nelson, J. P. Smith, J. O. Sawyer 1978-5-6 4010 Trinity Along County Line Rd. 31N01 at junction with Bluenose Peak Rd. and Anderson Spring Ridge Trail Comment
  UC1174789  Iris tenuissima L. W. Lenz 1953-5-12 18294 Trinity Burnt Ranch 426 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
  UCD138806  Iris tenuissima Joseph M. DiTomaso 1976-5-15 448 Trinity Stuarts Fork Trail west of Trinity Lake. 853 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
  HSC46867  Iris tenuissima William J. Ferlatte 1976-5-19 1768 Trinity Canyon of Coffee Creek at N Fork of Coffee Creek, N side of road, E side of N Fork 1065 Comment
  RSA136379  Iris tenuissima Lee W. Lenz, E. K. Balls 1952-5-13 17229 Trinity 5.3 miles north along Canyon Creek from Junction City to Dedrick Comment
  UCD138815  Iris tenuissima L. W. Lenz; E. K. Balls 1952-5-12 17213 Trinity 6.6 miles southwest from Douglas City Bridge over Trinity River on road to Hayfork. Comment
  HSC22031  Isatis tinctoria Richard Spjut 1971-5-20 1911 Trinity 36 mi. N of Weaverville on Hwy. 3 Comment
  HSC91424  Isoetes bolanderi Jennifer Whipple 1976-9-1 1750 Trinity In Lower Deadfall Lake 2165 Comment
  CHSC62689  Isoetes echinospora L. P. Janeway 1993-8-30 4548 Trinity West side of Bluff Lake; drainage of High Camp Creek; ca. 2.2 mi south-southeast of Chino Mtn. 1921 Comment
  UC375486  Isoetes howellii W. C. Blasdale 1896-6-10 Trinity <Hyampum> Comment
  UCD63343  Isoetes occidentalis Daniel Sanchez-Mata; Tomas Santamaria 2006-7-25 s.n. Trinity Carrville. Trinity Mountains. Shasta National Forest. Scorpion Creek Road. Scorpion Lake. 1730 Comment
  JEPS77669  Ivesia gordonii William J. Ferlatte 1974-8-14 1614 Trinity 300 yds e Bee Tree Gap (Long Canyon Trail); Trinity Alps 2225 Comment
Read comments
Apr 12 2012
  CHSC30214  Ivesia pickeringii M. S. Taylor 1980-7-22 3161 Trinity Road edge in meadow, on w side of Hwy 135, ca. 0.5 mi n of Eagle Creek camp, in meadow. 822 Comment
  CHSC30939  Ivesia pickeringii T. Spira 1979-8-14 441 Trinity Alongside old Hwy 3 (135), w of Trinity River, ca. 0.4 mi n of Eagle Creek Campground. 877 Comment
  CHSC81557  Ivesia pickeringii Ann Willyard 2000-7-27 510 Trinity About 0.5 mi n Eagle Creek Campground, near w side of bridge wash-out on abandoned Eagle Creek Loop Rd. 914 Comment
  RSA85615  Ivesia pickeringii J. T. Howell 1936-8-26 s.n. Trinity About 8 miles north of Carrville Comment
  RSA42008  Ivesia pickeringii Ella Dales Cantelow 1936-8-26 1710 Trinity About 8 miles north of Carrville Comment
  HSC40833  Juncus balticus subsp. ater Thomas W. Nelson, James Nelson 1976-7-26 3029 Trinity Below FS Rd. 1S07, NE of Red Lassic 1677 Comment
  HSC56630  Juncus bolanderi G. L. Clifton, Butler 1979-7-17 8056 Trinity Near Clover Gulch 893 Comment
  UC1028205  Juncus bolanderi Douglas Barbe 1955-8-3 340 Trinity 3 mi s Scott Mountain Forest Camp (at Dan Rice Creek and Scott Mountain Road); Klamath Mountains, Dan Rice Creek 1386 Comment
  HSC67416  Juncus ensifolius Ed Cope, John Palmer Jul 1977 554 Trinity South of trail to Granite Lake. 1280 Comment
  RSA53869  Juncus howellii Ella Dales Cantelow 1937-8-16 1854 Trinity Summit of Scott Moutain. 1631 Comment
  HSC92855  Juncus mertensianus Jennifer Whipple 1976-8-4 1647 Trinity Near Deadfall Lake edge 2195 Comment
  HSC4782  Juncus nevadensis William J. Ferlatte 1966-8-23 466 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  HSC342  Juncus parryi William J. Ferlatte 1967-8-11 928 Trinity Below the ice fields on the N side of Thompson Peak. 2378 Comment
  HSC78239  Juncus parryi John S. Palmer 1976-7-3 447 Trinity Bear Lakes Area, ridge W side of Log Lake 1829 Comment
  RSA98591  Juncus regelii Henry M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort. 762 Comment
  HSC34623  Juncus tenuis Thomas W. Nelson, Jane Nelson 1975-10-2 2025 Trinity Beside Hwy. 299 at Salyer Comment
  CAS-BOT-BC236890  Keckiella corymbosa Eugene Carter 1971-7-16 294 Trinity Below Hobo Gulch HelispotNorth Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 914 Comment
  CAS-BOT-BC236906  Keckiella corymbosa John Thomas Howell 1937-7-31 13704 Trinity 11 miles west of Big Bar Comment
  HSC20978  Keckiella corymbosa M. T. Milligan 1964-9-13 263 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  HSC32674  Keckiella corymbosa Thomas W. Nelson 1973-7-10 1018 Trinity Red Lassic area 1799 Comment
  HSC76174  Keckiella corymbosa G. L. Clifton, Marvin Butler 1979-7-18 8833 Trinity Near Jones Ridge, close to the town of Alderpoint 1341 Comment
  HSC93640  Keckiella corymbosa Gordon Leppig 1998-9-7 1095 Trinity South Fork Rd. 366 Comment
  SBBG6944  Keckiella corymbosa H. and M. Dearing 1939-6-28 3741 Trinity E of Forest Glen Comment
  SD113659  Keckiella corymbosa Darley Howe 1959-8-4 2789 Trinity Dry hillside on #299, 5I(c) mi. west of Weaverville Comment
  UCD50445  Keckiella corymbosa Edward J. Ayers 1984-9-8 A Trinity South side of rock outcropping on peak of Mt. Helena (the old lookout, according to local residents and road dept. worker), Trinity Alps. 60 mi. west of Redding on Hwy 299 to Helena going north over the bridge through the old, mostly abandoned town. 3.7 mi from Route 299 on Hobo Gulch gravel road, upward to the left, continuing 6.4 mi to the pass or saddle. From the pass, along a narrow, rough, non-maintained road 1.2 mi. north (and to the right) where it ends at the mountain top. 1524 Comment
  CDA41414  Keckiella corymbosa T. C. Fuller 1962-8-6 9347 Trinity Highway 299 to Junction City, 4.4 miles west of Weaverville. 0 Comment
  SEINET10547837  Keckiella corymbosa Mary Susan Taylor 1980-7-16 Taylor 3146 Trinity Shasta-Trinity Natl Forest, on E side of Canyon Creek Road, ca. 5 mi N of Junction City on Hwy 299. Comment
  CAS-BOT-BC246191  Keckiella lemmonii Milo S. Baker 1926-8-4 183 -26 Trinity Near Trinity Alps Ranch house Comment
  HSC78213  Kelloggia galioides John S. Palmer 1975-7-27 421 Trinity Ridgetop E of Little Bear Lake 2143 Comment
  JEPS77427  Kyhosia bolanderi William J. Ferlatte 1979-8-25 1739 Trinity Upper Bowerman Meadows Upper drainage of East Fork of the Syuart Fork of Trinity Ri 1889 Comment
  CAS-BOT-BC340326  Kyhosia bolanderi John Thomas Howell 1936-8-24 12727 Trinity Summit of Scott Mts., n. of Carrville Comment
  UCD133489  Kyhosia bolanderi Joseph M. DiTomaso 1975-9-16 331 Trinity 1/4 mile west of Mumford Meadows. 1706 Comment
  CAS-BOT-BC337860  Lagophylla ramosissima G. R. Kleeberger 1879-8-30 s.n. Trinity Unspecified Comment
  HSC57246  Lagophylla ramosissima G. L. Clifton 1979-7-17 7941 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC69690  Lagophylla ramosissima Thomas W. Nelson, J. O. Sawyer 1978-6-9 4102 Trinity Along road to Ruth S of junction with S.R. 36 Comment
  HSC81597  Lasthenia californica Thomas W. Nelson, Jane P. Nelson 1980-5-25 5316 Trinity Hettenshaw Valley, along county road 945 Comment
  JEPS94000  Lathyrus jepsonii var. californicus Vernon H. Oswald and Lowell Ahart 1998-7-28 9375 Trinity Hwy. 36 6.4 mi. w. of Wildwood Rd., 5.7 mi. e. of Hwy. 3 1219 Comment
  UC922598  Lathyrus jepsonii var. californicus Annie M. Alexander and Louise Kellogg 1948-8-24 5550 Trinity Morris Meadow Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  HSC42087  Lathyrus nevadensis var. nevadensis Sue Sweet 1977-5-21 58 Trinity Eagle Creek Campground 851 Comment
  HSC50970  Lathyrus polyphyllus G. L. Clifton, Overton 1979-6-3 3796 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  RSA20741  Lathyrus polyphyllus Carl B. Wolf 1937-6-20 8946 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  HSC51038  Lathyrus tracyi G. L. Clifton, Overton 1979-6-3 3879 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC71545  Lathyrus tracyi J. P. Smith, J. O. Sawyer 1975-6-1 8192 Trinity 1/2 mi. NW of Wildwood 915 Comment
  HSC34688  Lathyrus tracyi Dryden 1975-5-17 189 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC42078  Lepidium campestre Tom Duebendorfer 1977-5-21 43 Trinity Eagle Creek Campground 851 Comment
  UC922603  Lepidium campestre Annie M. Alexander and Louise Kellogg 1948-9-1 5566 Trinity Cloride Mine Dedrick 1325 Comment
  HSC74900  Lepidium campestre J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9948 Trinity Shasta-Trinity National Forest, along Coffee Creek Rd. at Coffee Creek Ranch. 976 Comment
  HSC49276  Leptosiphon bolanderi J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9892 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC56756  Leptosiphon bolanderi G. L. Clifton, Butler 1979-7-18 8451 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC106  Leptosiphon harknessii William J. Ferlatte 1967-7-5 604 Trinity Big Flat 1524 Comment
  UC922348  Lesquerella occidentalis subsp. occidentalis Annie M. Alexander and Louise Kellogg 1949-6-29 5721 Trinity Saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Eel Primitive Area 2103 Comment
  CAS-BOT-BC341926  Lessingia nemaclada L. B. Kildale 1930-10-5 10444 Trinity Van Duzen River near Cobbs Comment
  JEPS123442  Lessingia nemaclada Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -118 Trinity Yolla Bolly Wilderness; saddle between Black Rock and North Yolla Bolly, off Pettijohn trail. Comment
  HSC45838  Lessingia nemaclada D. M. Gordon 1978-8-3 Trinity S side of Hwy. 3 about 300 yards E of the intersection of Big Creek Rd. and Hwy. 3 728 Comment
  RSA181935  Lessingia nemaclada Willard Spence 1960-9-7 614 Trinity 1.5 miles from Trinity Alps Resort and 0.4 miles from Bridge over Stuart Creek on the road to Trinity Center Comment
  HSC756  Leucothoe davisiae William J. Ferlatte 1967-8-7 833 Trinity Canyon Creek Lakes, below 'L' lake 1768 Comment
  UCR4800  Leucothoe davisiae Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  RSA296698  Lewisia cotyledon var. heckneri R. York 1979-4-29 263 Trinity Along the Gray s Falls Trail. 305 Comment
  HSC75634  Lewisia nevadensis J. O. Sawyer, R. J. Cole 1981-6-14 4138 Trinity Upper Bowerman Meadows on trail to Lake Anna Comment
  CAS-BOT-BC94384  Lewisia triphylla R. C. Wenk 2005-6-17 151 Trinity Coffee Creek, Big Flat Meadow, in vicinity of Gates cabin at N end of meadow 1524 Comment
  CAS-BOT-BC436551  Ligusticum apiifolium Doris Kildale 1931-5-30 10808 Trinity Weaverville Comment
  UC1565805  Ligusticum apiifolium R. Spellenberg 1990-7-11 Trinity 2 mi. s.e. Burnt Ranch (on Spellenberg property in Bidden Creek drainage, 1 mi. s. of CA Hwy. 299); Bidden Creek drainage 487 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
  CHSC30957  Ligusticum californicum S. Horner 1978-7-11 425 Trinity Shasta-Trinity NF. Burnt Ranch sale area. Comment
  UC933371  Ligusticum grayi Annie M. Alexander and Louise Kellogg 1948-8-7 5440 Trinity Trinity Mts., Canyon Creek (tributary of Trinity R.) 1676 Comment
  UC1197701  Lilium pardalinum Joseph P. Tracy 1935-8-8 14703 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1889 Comment
  RSA258865  Lilium pardalinum Thomas W. Nelson 1973-7-10 1015 Trinity Black Lassic area, Elev. of Black Lassic 5900 Comment
  RSA50044  Lilium pardalinum E. K. Balls 1949-7-1 13749 Trinity Below Canyon Creek Meadow, trail to Dedrick. 1311 Comment
  UCR123925  Lilium pardalinum subsp. pardalinum George K. Helmkamp, E. A. Helmkamp 2001-7-8 6961 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  CAS-BOT-BC508468  Lilium parvum E. K. Balls 1949-7-7 13888 Trinity Scott Mountain Camp Meadow, Scott Mt. 1630 Comment
  CAS-BOT-BC133003  Lilium rubescens G. R. Kleeberger 1880-7-9 s.n. Trinity Mt. Bally Comment
  CAS-BOT-BC133005  Lilium rubescens L. R. Abrams 1916-7-21 6153 Trinity Bridgeville to Dunsmuir Comment
  UC184822  Linanthus ciliatus Harry S. Yates 1914-1 395 Trinity Brown's Mt. Comment
  HSC33351  Linaria dalmatica subsp. dalmatica William J. Ferlatte 1974-6-27 1500 Trinity Steele Bridge Rd., 2 mi. N of Hwy. 299, Trinity River 503 Comment
  CAS-BOT-BC416407  Linnaea borealis subsp. longiflora H. M. Pollard 1953-8-23 s.n. Trinity Banks of Stuart Creek, Trinity Alps Resort Comment
  HSC65540  Linnaea borealis subsp. longiflora R. White 1977-6-4 82 Trinity 0.5 mi. from Buck Lake by trail. 1244 Comment
  CHSC30343  Linum lewisii var. lewisii M. S. Taylor 1980-7-23 3185 Trinity On n side at end of 40N98A, in meadow in Yellow Pine Forest, near Upper Bluff Lake, ca. 19.6 mi ne of Trumble Ranch on Hwy 3 via 42N17. 2072 Comment
  JEPS96832  Listera convallarioides Dean W. Taylor 1992-6-12 12754 Trinity South Dubakella Mountain, along jeep ridge on ridge crest north of the summit 1767 Comment
  RSA597180  Lithocarpus densiflorus var. densiflorus Louis C. Wheeler 1950-8-10 6773 Trinity Up Grade Mine, New River. Comment
  HSC27387  Lithophragma affine J. P. Smith 1973-4-7 5993 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
  RSA244959  Lithophragma brevilobum James Payne Smith 1973-4-21 6157 Trinity Above Eagle Creek Loop. N of the Eagle Creek Campground. 854 Comment
  CAS-BOT-BC435608  Lithophragma glabrum Ira L. Wiggins 1950-5-29 12403 Trinity Along Coffee Creek between Lady Gulch and Adams Creek 1371 Comment
  HSC86369  Lithophragma heterophyllum J. P. Smith 1982-6-19 10495 Trinity Along trail past Clems Camp to China Peak 1402 Comment
  HSC34546  Lithophragma parviflorum Lon Hall 1975-5-18 371 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  UCD119497  Lithospermum californicum P. B. Kennedy 1925-1 s.n. Trinity Summit of Oregon Mt. Comment
  HSC52734  Lomatium californicum G. L. Clifton, Overton 1979-6-4 3955 Trinity Near Van Duzen River, close to the town of Geyserville 853 Comment
  UC922271  Lomatium ciliolatum var. ciliolatum Annie M. Alexander and Louise Kellogg 1949-6-29 5720 Trinity saddle between N. Yolla Bolly and Black Rock Mts. (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC39427  Lomatium ciliolatum var. ciliolatum Thomas W. Nelson, James Nelson 1976-6-22 2750 Trinity Above Senteney Rock near junction of 5E27 and 6E42 1524 Comment
  UC1446399  Lomatium dasycarpum subsp. dasycarpum Richard Spellenberg 1980-7-8 5582 Trinity about 4 air mi. S of Burnt Ranch 1158 Comment
  UC1608343  Lomatium dasycarpum subsp. dasycarpum J. Kierstead 1990-6-28 90 -89 Trinity w side of Bramlet Rd (Forest Service Rd 29) 1/5 mi n Snow Gap; Shasta-Trinity National Forests, Yolla Bolly Ranger Dist. 1005 Comment
  HSC34883  Lomatium dissectum var. dissectum Thomas W. Nelson 1975-5-17 1832 Trinity Beside Hwy 299, just W of Oregon Mountain Summit Comment
  HSC72515  Lomatium macrocarpum Gail Newton 1980-7-2 952 Trinity Near N Kelsey Peak 1463 Comment
  CAS-BOT-BC229152  Lomatium macrocarpum Eugene Carter 1974-5-29 766 Trinity Salmon-Trinity Alps and vicinity. Along the Morrison Gulch Trail at Limestone Ridge 1755 Comment
  HSC30254  Lomatium macrocarpum William J. Ferlatte 1973-7-27 1470 Trinity N face of ridge between Landers Lake and Union Lake 2134 Comment
  SEINET10972966  Lomatium marginatum Mary Susan Taylor 1980-6-12 Taylor 2854 Trinity On E side of Underwood Mt Road (5N09), ca. 4.9 mi S of its jct with Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  UC1197150  Lomatium nudicaule Joseph P. Tracy 1923-6-28 6421 Trinity Northern Coast Ranges, Burnt Ranch 457 Comment
  HSC46782  Lomatium nudicaule William J. Ferlatte 1974-7-25 1579 Trinity Trinity Alps, Yellow Rose mine Trail, 300 yds. from Coffee Creek 1555 Comment
  HSC34402  Lomatium tracyi J. P. Smith, J. O. Sawyer 1973-7-3 6957 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC67383  Lomatium tracyi Thomas W. Nelson 1980-5-30 5359 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  JEPS16131  Lomatium tracyi Joseph P. Tracy 1923-6-28 6393 Trinity Northern Coast Ranges, Burnt Ranch 457 Comment
  UC1498101 Image available Lomatium tracyi Thomas Nelson 1978-5-6 4004 Trinity south west of South Dubakella Mtn. West of road to Mud Springs. 1524 Comment
  CAS-BOT-BC211230  Lomatium tracyi J. D. Jokerst 1984-6-27 2078 Trinity In USFS road 35N23Y, ca 100 m SE of its jct. w/ USFS rd. 35N32Y, just west of Mule Creek 868 Comment
  CHSC33384  Lomatium triternatum var. triternatum James P. Smith 1973-5-6 6589 Trinity In Blanchert Flats near Douglas City. Comment
  HSC38859  Lomatium utriculatum J. P. Smith 1973-5-6 6624 Trinity Blanchert Flats near Douglas City Comment
  HSC74020  Lomatium utriculatum R. York 1980-5-24 714 Trinity Near Long Ridge. 1036 Comment
  HSC71207  Lomatium utriculatum Thomas W. Nelson, Jane P. Nelson 1979-5-19 4682 Trinity Along Hwy. 3, about 1/2 mi. S of Hayfork 701 Comment
  RSA20729  Lomatium vaginatum C. B. Wolf 1937-6-20 8933 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on Road to Ruth. 457 Comment
  HSC78289  Lonicera conjugialis John S. Palmer 1975-7-24 409 Trinity Bear Lakes area, SW side of Log Lake. 1860 Comment
  JEPS128103  Lonicera conjugialis Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-14 2017 -029 Trinity Yolla Bolly Wilderness; Black Rock Lake. Comment
  CDA35626  Lonicera hispidula J. R. Keck Jr. 1978-9-22 PDR# 330071 Trinity Burnt Ranch Campground; U.S. Forest Service. 0 Comment
  CAS-BOT-BC240859  Lonicera interrupta E. R. Johnson 1928-8-26 1153 Trinity Between Weaverville and Lewiston Comment
  CHSC33011  Lonicera interrupta John Sawyer; T. W. Nelson 1978-6-9 3196 Trinity On trail to Red Mountain. 1219 Comment
  JEPS111031  Lonicera interrupta Sue Pappalardo 1997-5-22 943 Trinity Weaverville Ranger District; Jennings Gulch. 700 Comment
  CAS-BOT-BC198580  Lotus Harry S. Yates 1914-5-17 7 -36 Trinity Near Weaverville, Trinity Forest 670 Comment
  RSA66420  Lotus crassifolius P. A. Munz 1951-7-17 16594 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  RSA50273  Lotus crassifolius E. K. Balls 1949-7-4 13796 Trinity Below Chloride Mine, trail to Dedrick. 915 Comment
  HSC71626  Lotus humistratus J. P. Smith 1973-5-6 6591 Trinity Blanchert Flats near Douglas City Comment
  HSC72830  Lotus humistratus Gail Newton 1980-7-1 859 Trinity Near Hayden Roughs 1219 Comment
  HSC74061  Lotus humistratus M. A. Baker 1980-5-24 1457 Trinity Near Long Ridge. 1006 Comment
  UC303188  Lotus humistratus Joseph P. Tracy 1923-6-30 6442 Trinity near summit on Weaverville Road; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  HSC68816  Lotus humistratus Thomas W. Nelson, Jane P. Nelson 1980-6-19 5613 Trinity Along Rd. 1N10, 1 mi. from jct. with Rd. 2N07 1372 Comment
  SEINET6655797  Lotus humistratus Harry S. Yates 1914-5-18 7 -27 Trinity Trinity NF; north of Weaverville;; 0 Comment
  RSA211166  Lotus oblongifolius William J. Ferlatte 1967-7-24 710 Trinity Trinity Alps, Big Flat 1524 Comment
  RSA275289  Lotus oblongifolius var. nevadensis Thomas W. Nelson 1977-7-30 s.n. Trinity South side of ridge between the forks of Black Lassic Creek. 1646 Comment
  UC162595  Lotus oblongifolius var. oblongifolius Mrs. M. H. Manning 1901-7-1 63 Trinity near Trinity Summit (trail at Mud Springs); Mud Springs Comment
  JEPS79927  Lotus pinnatus Joseph P. Tracy 1927-5-14 8022 Trinity vicinity Salyer (in Donohue's field); Northern Coast Ranges 182 Comment
  RSA245259  Lotus unifoliolatus D. E. Anderson, D. Santana, J. Lackey, B. Anderson 1971-7-15 5228 Trinity About 5.7 miles south of Mad River Ranger Station (on Hwy. 36) along road to Zenia. Comment
  HSC56638  Lotus unifoliolatus var. unifoliolatus G. L. Clifton, Butler 1979-7-17 8073 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  RSA167337  Lotus yollabolliensis H. E. Parks, J. Tracy 1947-6-26 11640 Trinity South Fork Mountains, 2 miles N of Cold Springs 1707 Comment
  SBBG3512  Lupinus H. and M. Dearing 1938-6-28 3734 Trinity Mad River Camp Comment
  RSA89559  Lupinus adsurgens P. A. Munz 1954-7-23 s.n. Trinity S Fork Mts, 1 mile W of summit on road from Dinsmore, Humboldt County, to Forest Glen, Trinity County 1220 Comment
  HSC74024  Lupinus adsurgens var. lilacinus R. York 1980-5-24 708 Trinity Near Long Ridge. 1036 Comment
  SEINET5766869 Image available Lupinus albicaulis var. shastensis J. P. Tracy 1950-1 18968 Trinity E of Grove's Prairie; Happy Camp Mountain; Trinity Summit Range, 6 mi NE of Hawkins Bar. [Humboldt Co err] 1372 Comment
  HSC73674  Lupinus albifrons Gail Newton 1980-7-10 1164 Trinity Near Senteney Rock. 1545 Comment
  HSC40751  Lupinus albifrons S. Saufferer 1973-5-6 147 Trinity W of Buckhorn Summit, 11.5 mi. E of Douglas City. Comment
  RSA407007  Lupinus albifrons var. albifrons Thomas W. Nelson 1975-7-20 1965 Trinity Along road 527 just north of junction with road 1S07. 1524 Comment
  HSC34118  Lupinus albifrons var. flumineus M. G. Schmidt 1975-7-10 1 Trinity Hayfork area Comment
  HSC47762  Lupinus albifrons var. flumineus Thomas W. Nelson, J. P. Smith 1978-5-6 3989 Trinity Blue Point 1555 Comment
  HSC27370  Lupinus bicolor J. P. Smith 1973-4-7 6009 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
  HSC14789  Lupinus bicolor M. T. Milligan 1964-4-4 Trinity Cedar Flat on Hwy. 299, N side of Trinity River. Comment
  HSC36239  Lupinus bicolor John Rehling 1975-5-10 68 Trinity Hwy. 299 a quarter mi. E of Big Bar Comment
  RSA49627  Lupinus bicolor subsp. tridentatus Philip A. Munz 1949-5-15 13238 Trinity Canyon Creek, 5 miles below Dedrick. 823 Comment
  UC922461  Lupinus croceus Annie M. Alexander and Louise Kellogg 1949-7-11 5786 Trinity n.w. Trinity Cener (Union Creek - S. branch of Coffee Creek); Union Creek 1828 Comment
  JEPS102267  Lupinus croceus var. croceus L. P. Janeway 1996-6-13 5017 Trinity Klamath Mountains. Along County-line Road at Linton Ridge, 9.8 road miles north of Trinity Mountain. 1310 Comment
  HSC34885  Lupinus densiflorus var. densiflorus Thomas W. Nelson 1975-5-17 1821 Trinity Panwauket Gulch Comment
  HSC103443  Lupinus elmeri Thomas W. Nelson 2005-6-8 9346 Trinity Along Forest Service Road 34N66, 0.5 mi. past FS Rd. 34N80. 940 Comment
  HSC91366  Lupinus latifolius subsp. viridifolius A. Eller, A. Smith, B. Hoffman 1989-4-28 33 Trinity Burnt Ranch Campground 396 Comment
  JEPS97175  Lupinus latifolius var. latifolius Sue Pappalardo 1995-6-8 649 Trinity E of Hermit Rock (hillslope E of small, unnamed perennial creek and above (N of) FS Rd. 28N40); Shasta-Trinity Natonal Forests, Yolla Bolla Ranger District 1420 Comment
  UC303157  Lupinus latifolius var. latifolius Joseph P. Tracy 1923-6-30 6438 Trinity near summit on Weaverville Road Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  UCD15141  Lupinus lepidus var. lobbii K. F. Mawdsley 1996-7-11 19 a Trinity High on Mt. Eddy, at summit and last 200 ft. 2743 Comment
  UC184638  Lupinus lepidus var. sellulus Harry S. Yates June 1914 404 Trinity Rush Creek Comment
  UC302328  Lupinus leucophyllus Joseph P. Tracy 1923-6-29 6429 Trinity near summit on Weaverville Road Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  RSA66469  Lupinus polyphyllus subsp. polyphyllus Philip A. Munz 1951-7-21 16811 Trinity S slope of North Yolla Bolly Peak 2271 Comment
  HSC71354  Lupinus sellulus var. artulus J. P. Smith, J. O. Sawyer 1972-5-27 5307 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  SEINET10870824  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1979-6-15 Nelson 4828 Trinity Bonanza king quad. Mouth of bear creek in mixed evergreen forest. 914 Comment
  SEINET10937147  Lupinus sellulus var. medius Smith 1976-7-27 Smith 8955 Trinity Shasta national forest; eagle creek campground. River bank. Comment
  HSC27534  Luzula comosa J. P. Smith 1973-4-7 5953 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
  HSC40623  Luzula comosa Thomas W. Nelson, James Nelson 1976-6-22 2836 Trinity Below Senteney Rock 1494 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
  UCD142070  Luzula comosa E. Dean 1988-6-8 27 Trinity South Fork Mountain; Pickett Peak; Road to Pickett Peak lookout, 0.5 mile SE from turnoff to Pickett Peak Campground, East side of road. 1706 Comment
  CHSC115858  Luzula comosa var. laxa Peter F. Zika 2013-6-27 26242 Trinity Trail N of North Yolla Bolly Mountain, 2 air km E of Black Rock Mountain, North Coast Range Highlands. 1890 Comment
  CAS-BOT-BC441299  Luzula macrantha Ella Dales Cantelow 1939-6-5 2617 Trinity Mad River, 11 mi. SE of Ruth Comment
  CAS-BOT-BC342673  Madia citriodora H. de Forest 1911-8-12 161 Trinity Trinity National Forest. Slopes off Hayfork Creek Comment
  HSC70090  Madia elegans Thomas W. Nelson, Jane P. Nelson 1978-6-21 4253 Trinity At Philpot Campground 762 Comment
  HSC72661  Madia elegans Gail Newton 1980-6-26 640 Trinity Near Underwood Creek. 451 Comment
  SD42519  Madia elegans Carl B. Wolf 1937-6-20 8957 Trinity North Coast Range, 4.2 miles south of Zenia on Covelo Road 915 Comment
  HSC70073  Madia elegans Thomas W. Nelson 1978-6-23 4377 Trinity Along road from FS Rd. 29 to Foss Camp and FS Rd. 6 Comment
  RSA245257  Madia elegans subsp. vernalis William J. Ferlatte, B. D. Rogers 1966-6-7 2068 Trinity Near Hay Fork summit 1189 Comment
  CAS-BOT-BC344560  Madia exigua Volney Rattan 1883-6-1 22 Trinity Hyampom Comment
  HSC70115  Madia exigua Thomas W. Nelson, Jane P. Nelson 1978-6-23 4345 Trinity Along road to Hell to Find Lake. Comment
  HSC82467  Madia exigua Thomas W. Nelson, Jane P. Nelson 1979-6-14 4780 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  RSA49999  Madia exigua E. K. Balls 1949-6-30 13693 Trinity 1/2 mile above Dedrick, Canyon Creek. 732 Comment
  HSC64178  Madia gracilis J. O. Sawyer, Thomas W. Nelson 1978-6-9 3159 Trinity Trail to Red Mtn. 1220 Comment
  UCR123902  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2001-7-8 6944 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  SEINET7016734  Madia gracilis Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork. Comment
  SEINET10953023 Image available Madia stebbinsii Thomas W. Nelson, Jane P. Nelson 1978-6-23 Nelson 4337 Trinity Dubakella Mountain Quadrangle. T29N, R11W, NE 1/4 Sec. 27. Along Forest Service Road to Hell to Find Lake. Serpentine soil. 1158 Comment
  HSC38174  Maianthemum racemosum subsp. amplexicaule Thomas W. Nelson, Jane P. Nelson 1976-5-23 2513 Trinity Brown's Canyon Campground. Comment
  HSC51258  Maianthemum racemosum subsp. amplexicaule G. L. Clifton, Overton 1979-6-4 4097 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC554  Maianthemum stellatum William J. Ferlatte 1966-6-30 154 Trinity Canyon Creek Lakes 1646 Comment
  CAS-BOT-BC514201  Maianthemum stellatum Annie M. Alexander; Louise Kellogg 1948-8-21 5529 Trinity Morris Meadow, Stuart Fork of Trinity, Trinity Mountains 1280 Comment
  HSC91987  Maianthemum stellatum Jennifer Whipple 1976-6-25 1138 Trinity W facing slopes above the Deadfall drainage 2195 Comment
  UCD139124  Maianthemum stellatum Dilse Hopkins 1931-10-4 s.n. Trinity Hayfork. Comment
  CAS-BOT-BC347591  Malacothrix floccifera John Thomas Howell 1936-8-28 12870 Trinity 12 miles from Douglas City on road to Peanut Comment
  HSC50651  Malacothrix floccifera Marvin Butler 1979-7-16 7431 Trinity Near Panther Rock Creek, close to the town of Alderpoint 1045 Comment
  HSC73258  Malacothrix floccifera R. York 1980-5-25 753 Trinity Near Shannon Butte 701 Comment
  OBI15666  Malacothrix floccifera Carl B. Wolf 1937-6-20 8958 Trinity N Coast Range, 13 7/10 mi S of Zenia on Covelo Rd Comment
  UC906726  Malacothrix floccifera Harold E. Parks and Joseph P. Tracy 1942-7-3 11615 Trinity halfway between Kuntz and Hettenshaw; Van Duzen River 975 Comment
  CAS-BOT-BC347599  Malacothrix floccifera P. A. Munz 1951-7-19 16705 Trinity 1.5 mi. n.w. of Stuart Gap, north base of North Yolla Bolly Mts. 1402 Comment
  UC1553567  Melica bulbosa E. Dean 1988-7-27 150 Trinity w slope Black Rock Mtn. 2194 Comment
  UC180346  Melica californica Joseph P. Tracy 1913-6-24 4332 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  UC727680  Melica fugax Milo S. Baker 1946-6-16 11511 Trinity Race Track; South Fork Mt. 1676 Comment
  CAS-BOT-BC282121  Melica geyeri David D. Keck 1944-7-10 5485 Trinity Norse Butte, 8.3 miles W of Forest Glen 1219 Comment
  HSC40391  Melica geyeri Thomas W. Nelson, James Nelson 1976-6-22 2835 Trinity Below Senteney Rock 1524 Comment
  UC191390  Melica geyeri Harry S. Yates 1914-5-15 271 Trinity Weaverville Comment
  HSC86328  Melica harfordii J. P. Smith 1982-6-19 10462 Trinity French Creek Rd., 2.1 mi. from its junction with Hwy. 299 549 Comment
  HSC86780  Melica harfordii J. P. Smith 1982-6-19 10477 Trinity French Creek Road, 3.7 mi. from junction with State Route 299 671 Comment
  RSA125881  Melica harfordii P. H. Raven, Richard Snow 1958-7-20 13626 Trinity 5.3 miles southwest of Denny Post Office. Comment
  UC249874  Melica harfordii Joseph P. Tracy 1923-6-28 6391 Trinity Burnt Ranch North Coast Ranges 457 Comment
  UC682066  Melica harfordii G. L. Stebbins Jr. and G. L. Church 1941-5-27 3116 Trinity 2 mi w, near Forest Ranger station Mad River 1066 Comment
  HSC78772  Melica subulata John S. Palmer 1976-7-14 494 Trinity Bear Lakes area, along trail to Big Bear Lake. 1662 Comment
  HSC35673  Mentzelia dispersa J. P. Smith, J. O. Sawyer 1973-7-4 7067 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  RSA258862  Mentzelia dispersa Thomas W. Nelson 1973-7-10 1040 Trinity Along Mule Ridge south-east of Red Lassic. Comment
  HSC56820  Mentzelia laevicaulis G. L. Clifton 1979-7-19 8603 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  UC314624  Mentzelia micrantha Joseph P. Tracy 1923-6-29 6425 Trinity near Big Bar (on hottest chaparral hills); Northern Coast Ranges 426 Comment
  CAS-BOT-BC428986  Micranthes ferruginea Lester Rowntree 1936-7-14 s.n. Trinity Granite Creek, Trinity Mts. Comment
  CAS-BOT-BC349385  Microseris nutans Eugene Carter 1973-5-29 540 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Pfeiffer Pflat [Flat] 1047 Comment
  HSC78353  Microseris nutans John S. Palmer 1973-7-1 107 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  CAS-BOT-BC349383  Microseris nutans C. Baldwin; A. Hiss; P. Reynolds 1990-4-28 59 Trinity Hwy. 299 across from Pigeon Point Campground 441 Comment
  CAS-BOT-BC349390  Microseris nutans Annie M. Alexander; Louise Kellogg 1948-8-8 5448 Trinity Trinity Mountains. Upper Canyon Creek Lake 1767 Comment
  HSC96455  Microseris nutans Thomas W. Nelson, Jane P. Nelson, Susan Erwin 9225 Trinity NW of FS rd. 36N25 (Country Rd. 123) crossing of Cement Creek; hillside ca. 100 m NW of crossing 1060 Comment
  RSA50022  Microseris nutans E. K. Balls 1949-7-1 13718 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick. 1372 Comment
  HSC30287  Microsteris gracilis William J. Ferlatte 1968-6-9 1155 Trinity Packers Peak 2073 Comment
  UCD118902  Microsteris gracilis Joseph M. DiTomaso 1976-7-7 579 Trinity Trinity Alps, ca. 1 mile west of Mumford Meadows on Swift Creek Trail. 1676 Comment
  HSC20676  Mimulus alsinoides R. Spellenberg, A. Sylvester, D. Sutherland 1966-3-27 1372 Trinity Trinity River Canyon about 1/4 mi. W of mouth of New River Comment
  JEPS10485  Mimulus arvensis Joseph P. Tracy 1925-5-17 6999 Trinity Hennessey Road Northern Coast Ranges, South Fork Trinity River 609 Comment
  HSC71138  Mimulus breweri Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4490 Trinity Along Bully Choop Rd. 2 mi. from rd. to lookout. 1372 Comment
  HSC69900  Mimulus cardinalis Thomas W. Nelson, Jane P. Nelson 1977-7-1 3541 Trinity Along Edge of Van Duzen River at Brown's Canyon 671 Comment
  CDA41449  Mimulus cardinalis T. C. Fuller 1962-8-6 9343 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
  HSC20723  Mimulus guttatus William J. Ferlatte 1966-6-1 2022 Trinity 1 mi. W of Hayden Flat campground along Hwy. 299 366 Comment
  HSC440  Mimulus guttatus William J. Ferlatte 1967-8-18 1001 Trinity Head of Union Creek 1982 Comment
  RSA50179  Mimulus guttatus E. K. Balls 1949-7-6 13831 Trinity 3.4 miles from Minersville Camp toward Trinity Center. 610 Comment
  HSC82095  Mimulus kelloggii Thomas W. Nelson, Jane P. Nelson 1980-5-25 5293 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  HSC75078  Mimulus layneae J. P. Smith 1979-6-15 10087 Trinity Shasta-Trinity National Forest, Eagle Creek Campground. 854 Comment
  HSC98484  Mimulus layneae Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2959 Trinity Ca. 82 m W of Redding, Shasta-Trinity National Forest, on Limestone Ridge 1928 Comment
  JEPS87865  Mimulus layneae Vernon H. Oswald and L. Ahart 1994-6-14 6296 Trinity Forest Road 25 W of Castella, on the N side of the E Fork of the Trinity River E of its junction with Mumbo Creek. Comment
  UC922553  Mimulus layneae Annie M. Alexander and Louise Kellogg 1948-8-7 5432 Trinity tributary Trinity River (Canyon Creek); Trinity Mountains 1676 Comment
  SDSU10784  Mimulus lewisii unknown Trinity Kirkwood's Lake. 2438 Comment
  UC582704  Mimulus microphyllus Joseph P. Tracy 1935-8-3 14492 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  HSC78056  Mimulus moschatus John S. Palmer 1973-6-19 41 Trinity Bear Lakes area, along trail to Big Bear Lake 1646 Comment
  JEPS123417  Mimulus moschatus Julie Kierstead Nelson with Marie Buell 2015-7-14 2015 -077 Trinity Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east for of the south Fork of Trinity River. Comment
  HSC37405  Mimulus nanus var. nanus Gary S. Lester 1973-6-30 24 Trinity Salt Creek, just off the 8-dip Rd. out Peanut, USFS Rd. 30N24, W fork of Salt Creek Comment
  HSC42496  Mimulus nanus var. nanus Robert M. Specht 1977-7-1 1147 Trinity E facing slope of ridge 1631 Comment
  JEPS74578  Mimulus nasutus W. Ferlatte 1966-6-1 2022 Trinity 1 mi w Hayden Flat campground (along Hwy. 299) 365 Comment
  HSC40931  Mimulus primuloides J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2672 Trinity Along Swift Creek Trail, 0.5 mi. from trailhead. 1341 Comment
  UCD122876  Mimulus primuloides Joseph M. DiTomaso 1976-7-12 619 Trinity Trinity Alps. Lower Bear Basin Meadows. 1737 Comment
  HSC78868  Mimulus primuloides var. linearifolius John S. Palmer 1976-7-4 468 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  HSC71935  Mimulus pulsiferae Thomas W. Nelson, Jane P. Nelson 1980-6-22 5764 Trinity Along Panther Camp Trail, 200 yds. N of junction with FS Rd. 29N73, 3 mi. from Hayfork Creek 1646 Comment
  HSC62969  Mimulus pulsiferae R. York 1979-5-12 278 Trinity Above Philpot BLM Campground 823 Comment
  HSC36795  Mimulus tilingii Thomas W. Nelson, Jane Nelson, James Nelson 1975-7-20 2043 Trinity At outlet of Wats Lake Comment
  HSC68110  Minuartia californica J. P. Smith 1973-5-6 6621 Trinity Blanchert Flats near Douglas City Comment
  HSC68112  Minuartia californica J. P. Smith 1973-5-6 6609 Trinity Blanchert Flats near Douglas City Comment
  HSC34897  Minuartia californica Thomas W. Nelson 1975-5-17 1826 Trinity Panwauket Gulch Comment
  HSC104403  Minuartia decumbens Sydney Carothers 2011-7-29 Trinity East slope of Red Lassic Peak 1683 Comment
  CAS-BOT-BC388912  Minuartia douglasii G. R. Kleeberger 1880-5-30 s.n. Trinity Weaverville 1219 Comment
  HSC66151  Minuartia douglasii D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 53 Trinity Philpot Creek Campground. 808 Comment
  HSC68118  Minuartia douglasii J. P. Smith 1975-5-17 8112 Trinity SE-facing slope on the trail to Denny at confluence of New River and Trinity River Comment
  RSA49996  Minuartia douglasii E. K. Balls 1949-6-30 13697 Trinity 0.5 miles above Dedrick, Canyon Creek. 732 Comment
  HSC68058  Minuartia nuttallii subsp. gregaria J. P. Smith, J. O. Sawyer 1975-6-23 8334 Trinity Near top of Bully Choop 2104 Comment
  HSC81522  Minuartia nuttallii subsp. gregaria Thomas W. Nelson, Jane P. Nelson 1980-7-17 6108 Trinity Along FS Rd. 17 at summit at county line 2073 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
  HSC36631  Minuartia nuttallii subsp. gregaria Thomas W. Nelson 1973-5-30 1006 Trinity SSW side of Red Lassic 1524 Comment
  RSA211246  Minuartia nuttallii subsp. gregaria William J. Ferlatte 1967-8-17 974 Trinity Ridge between Landers Lake and Union Lake. 2134 Comment
  UC1299496  Minuartia nuttallii subsp. gregaria Freed W. Hoffman 1948-7-14 2662 Trinity 16.6 mi w Castella (on Castella-Trinity River road 3 mi w of summit); North Coast Ranges 1630 Comment
  CAS-BOT-BC181117  Minuartia nuttallii var. gregaria Eugene Carter 1972-6-21 464 Trinity 2 miles west of Hobo Gulch, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1691 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
  CAS-BOT-BC181142  Minuartia rosei Lewis S. Rose 1955-7-17 55126 Trinity 1 mi. sw. of Peanut 762 Comment
  CAS-BOT-BC181147  Minuartia rosei Thomas W. Nelson; Jane P. Nelson 1980-6-17 5467 Trinity Along old State Route 36 ca. 1 mile west of with StateRoute 3 near Peanut, Shasta-Trinity National Forest, Six Rivers National Forest 792 Comment
  HSC4085  Minuartia rosei William J. Ferlatte, B. D. Rodgers 1966-6-7 2074 Trinity 1 mi. W of Peanut 762 Comment
  RSA107049  Minuartia rosei L. S. Rose 1955-7-17 s.n. Trinity 1 mile SW of Peanut 762 Comment
  RSA259591  Minuartia rosei J. P. Smith, J. O. Sawyer 1975-6-23 8267 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Road. 884 Comment
  SEINET10537667  Minuartia rosei Mary Susan Taylor 1980-6-17 Taylor 2922 Trinity T29N R11W center third sec 26. Dubakella Mt quad. Shasta- Trinity Natl Forest; on both sides of Rd 29N326, ca. 0.4 mi W of its jct with 29N38, ca. 4 mi due S of Wildwood. 1280 Comment
  HSC49734  Mitella diversifolia J. O. Sawyer, S. Buck 1977-6-7 2886 Trinity Corral Bottom along USFS Rd. 4N45 945 Comment
  CAS-BOT-BC433066  Mitella pentandra P. A. Munz 1951-7-21 16749 Trinity Head of Patty John Basin, North Yolla Bolly Mts. 2072 Comment
  HSC27372  Moehringia macrophylla J. P. Smith 1973-4-7 6004 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
  HSC56564  Moehringia macrophylla G. L. Clifton 1979-7-16 7838 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC64330  Moehringia macrophylla J. O. Sawyer, R. J. Cole 1978-4-28 3125 Trinity 2.5 mi. S of Hobo Gulch Campground 1098 Comment
  HSC36003  Monardella odoratissima J. P. Smith, J. O. Sawyer 1973-7-27 7188 Trinity Trail to Deadfall Lakes 1951 Comment
  CAS-BOT-BC215511  Monardella odoratissima Eugene Carter 1972-8-13 713 Trinity Along Backbone Creek 1/2 mile northeast of Russell Cabin, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1341 Comment
  UC922590  Monardella odoratissima subsp. pallida Annie M. Alexander and Louise Kellogg 1948-8-18 5502 Trinity East Fork Canyon Creek Lake, Trinity Mountains. 1752 Comment
  UCR4997  Monardella odoratissima subsp. pallida Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  JEPS109646  Monardella purpurea Dean W. Taylor 2002-6-21 18179 Trinity Hayfork Divide, jeep road ca. 0.5 miles north of Hayfork Summit on HIghway 3 1188 Comment
  CAS-BOT-BC220249  Monardella sheltonii Eugene Carter 1971-7-28 322 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along the Hobo Gulch Road at Blue Ridge 1112 Comment
  HSC64998  Monardella sheltonii D. L. Goforth 1979-7-21 292 Trinity Trinity Alps Wilderness Area. 1890 Comment
  UC582834  Monardella villosa subsp. villosa P. A. Munz 1936-8-11 14366 Trinity Forest Glenn Little Trinity River 762 Comment
  CAS-BOT-BC444637  Montia chamissoi P. A. Munz 1951-7-22 16818 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 Comment
  RSA47974  Montia linearis Roxana S. Ferris, Laura Lorraine 1948-6-11 11677 Trinity Jct of Mad River Rock Lookout Station Road & Hwy 36, 24 miles E of Bridgeville, 6 Rivers National Forest. Comment
  CHSC31189  Montia parvifolia M. S. Taylor 1980-7-15 3139 A Trinity Canyon Creek Trail, just n of Upper McKay Camp, in wet mossy rock wall, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  HSC39111  Montia parvifolia A. Montalvo 1975-5-16 229 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  JEPS98758  Montia parvifolia Sue Pappalardo 1995-6-22 726 Trinity ca. 1.5 mi SW of Pigeon Point Campground (S side of Trinity River; at mining claim #3 or 4; site of Lewisia cotyledon var. heckneri pop. #14-15e); Big Bar Ranger District 420 Comment
  CAS-BOT-BC445216  Montia parvifolia Lester Rowntree 1936-7-14 s.n. Trinity Above Granite Creek, Trinity Mts. Comment
  RSA304002  Montia parvifolia Jim Shevock 1971-5-29 657 Trinity Hwy 299, near Richbar. 762 Comment
  JEPS121597  Muhlenbergia andina 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
  UC2062588  Muhlenbergia andina Belinda Lo 2017-8-5 350 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, Trinity Alps Wilderness, north of Swift Creek Trailhead. Comment
  UC552724  Muhlenbergia filiformis Joseph P. Tracy 1935-8-3 14484 Trinity moist meadow known as Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC94543  Muhlenbergia minutissima R. C. Wenk 2006-7-24 535 Trinity Trinity Alps, Coffee Creek, Big Flat Meadow, at N end of meadow 1524 Comment
  CAS-BOT-BC275183  Muhlenbergia montana C. L. Hitchcock; J. S. Martin 1939-7-11 5399 Trinity S shore of Upper Canyon Creek Lake, 11 miles N of Dedrick, Salmon-Trinity Mountains 1889 Comment
  JEPS70786  Myosotis discolor Joseph P. Tracy 1927-5-14 8020 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  JEPS70792  Myosotis verna Joseph P. Tracy 1927-5-14 8025 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  HSC78197  Myriophyllum hippuroides Ron Pagan 1973-11-6 731106 .1 Trinity Trinity river, 5 mi. E of Salyer Comment
  UC195219  Nama lobbii Annie M. Alexander and L. Kellogg 1911-7-8 242 Trinity Trinity Alps, North Fork Coffee Creek North Fork Coffee Creek; Trinity Alps, North Fork Coffee Creek 1371 Comment
  POM312924  Narthecium californicum H. L. Mason 1950-7-15 14053 Trinity Summit of grade, Scott Mountain Comment
  CAS-BOT-BC516030  Narthecium californicum John Thomas Howell 1936-8-24 12732 Trinity Summit of Scott Mountain N of Carrville 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
  POM258867  Navarretia atractyloides J. T. Howell 1937-7-31 13712 Trinity Trinity River near mouth of South Fork of Trinity River Comment
  HSC92781  Navarretia capillaris Jennifer Whipple 1976-7-6 1292 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC184897  Navarretia intertexta Harry S. Yates 1914-6-4 401 Trinity Browns Creek Comment
  RSA41960  Navarretia sinistra H. C. Cantelow 1936-8-24 1677 Trinity Summit of Scott Mt. 1631 Comment
  CAS-BOT-BC232742  Navarretia sinistra subsp. pinnatisecta John Thomas Howell 1955-7-17 30719 Trinity Near Hayfork 731 Comment
  CAS-BOT-BC232758  Navarretia sinistra subsp. pinnatisecta G. R. Kleeberger 1879-8-30 s.n. Trinity Weaverville Comment
  CHSC44645  Navarretia tagetina J. D. Jokerst 1981-6-24 1345 Trinity W of Reese Brothers Coal Mine. Comment
  UC602555  Nemacladus capillaris Joseph P. Tracy 1923-6-30 6478 Trinity s edge Hay Fork Valley; Northern Coast Ranges 792 Comment
  HSC23621  Nemophila heterophylla J. O. Sawyer 1970-5-23 2537 Trinity Above New River 244 Comment
  HSC85877  Nemophila heterophylla Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-7 18 Trinity End of South Fork Rd. (FS 5N03), trail to Hell's Half Acre Creek (Tr. #6E23); 1.2 km. from trailhead 400 Comment
  RSA256701  Nemophila heterophylla R. M. Sullivan 1975-5-17 83 Trinity Humboldt Meridian; along State Route 299 at the Hayden Flat Campground. 390 Comment
  HSC27545  Nemophila menziesii J. P. Smith 1973-4-7 5982 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
  HSC51329  Nemophila parviflora G. L. Clifton, Overton 1979-6-3 3793 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  HSC59989  Nemophila parviflora J. O. Sawyer, R. J. Cole 1978-4-20 3113 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC13606  Nemophila parviflora D. Sutherland, R. Spellenberg, A. Sylvester 1966-4-27 1379 Trinity 1 mi. down stream on Trinity River from mouth of New River Comment
  JEPS1522  Nemophila pedunculata W. L. Jepson 1934-5-6 16661 B Trinity South Fork Mountain Comment
  HSC44191  Nemophila pedunculata Thomas W. Nelson, Jane P. Nelson 1977-4-24 3352 Trinity Along USFS Rd. 5E27, N of junction with Rd. 1S07 1524 Comment
  HSC59277  Nemophila pedunculata R. York 1979-5-12 267 Trinity Near Blanchard Flats 1.5 mi. from jct. of Deer Lick Springs Rd. and Hwy. 3 305 Comment
  HSC42300  Noccaea fendleri subsp. glauca Rich White 1977-5-7 54 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC67361  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-5-25 5275 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  HSC78494  Noccaea fendleri subsp. glauca John S. Palmer 1973-7-1 90 Trinity Bear Lakes Area, Tangle Blue Lake 1753 Comment
  HSC45479  Notholithocarpus densiflorus var. echinoides Maralyn O'Meara 1972-9-18 118 Trinity Along trail to Lion Lake, Coffee Creek Comment
  HSC24133  Oemleria cerasiformis J. O. Sawyer 1970-4-19 2534 Trinity 0.5 mi. N of Denny Campground, above New River 427 Comment
  CHSC107449  Oreostemma alpigenum var. andersonii Matt Simenc 2009-9-6 35 Trinity The Eddys, Klamath Ranges, Shasta National Forest. 4.4 km South on Pacific Crest Trail from Parks Creek Trail Head at 42N17 rd. about 48 km from Mt. Shasta Ranger Station. Above trail on wet slope. 2209 Comment
  HSC44100  Oreostemma alpigenum var. andersonii Thomas W. Nelson, Jane P. Nelson 1977-8-6 3690 Trinity N side of Mule Ridge 1585 Comment
  HSC91958  Orobanche fasciculata Jennifer Whipple 1977-8-3 2102 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC16679  Orobanche uniflora Hortense Lanphere Aug 1963 Trinity Up Canyon Creek between the waterfall and lake, ca. 6 mi. N of Dedrick Comment
  HSC26304  Orobanche uniflora Thomas W. Nelson 1971-4-24 397 Trinity Along the New River Trail Comment
  HSC59302  Orobanche uniflora M. A. Ericksen 1979-4-28 228 Trinity Growing next to old trail to Denny ca. 30 yards SE of the expansion bridge over the Trinity River. Comment
  UC585981  Orobanche uniflora subsp. occidentalis Joseph P. Tracy 1935-8-7 14620 Trinity Devil's Canyon Mts. at head of White's Creek. Comment
  CAS-BOT-BC500341  Orobanche uniflora subsp. occidentalis Mrs. J. C. Reynolds no date on label s.n. Trinity Carrville Comment
  CAS-BOT-BC502944  Orobanche uniflora subsp. occidentalis Eugene Carter 1974-5-2 714 Trinity Salmon-Trinity Alps and vicinity. W side of saddle, 4.5 mi up the East Fork of the North Fork of the Trinity River 548 Comment
  RSA0059265  Orobanche uniflora subsp. occidentalis H. C. Cantelow 1935-6-11 924 Trinity Scenic trail nr. Trinity Alps Resort. Comment
  RSA0078529  Orobanche uniflora subsp. occidentalis W. J. Ferlatte 1967-6-26 504 Trinity Big Flat. 1524 Comment
  UC562455  Orthilia secunda Joseph P. Tracy 1935-8-6 14650 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek. 1950 Comment
  HSC91015  Orthocarpus cuspidatus subsp. copelandii Jennifer Whipple 1976-8-4 1625 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS23772  Orthocarpus cuspidatus subsp. copelandii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6846 Trinity s slope Scott Mountain; s slope of Scott Mountain 1950 Comment
  JEPS5708  Orthocarpus cuspidatus subsp. copelandii Dorothy Parker 1954-7-5 627 Trinity Scott Mountain 1524 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
  UC130630  Orthocarpus cuspidatus subsp. copelandii H. M. Hall July, 1909 8590 Trinity Dorleska Salmon Mountains (Salmon Mountains) 2000 Comment
  UC922342  Orthocarpus cuspidatus subsp. copelandii Annie M. Alexander and Louise Kellogg July 1949 5792 Trinity nw Trinity Center (South branch of Coffee Creek, Union Creek); Union Creek, South Branch of Coffee Creek 1828 Comment
  JEPS29349  Orthocarpus cuspidatus subsp. copelandii Louise Kellogg 1953-8-8 116 Trinity at entrance to Scott Mtn. Forest Service Public Camp (Klamath National Forest, Trinity-Siskiyou Co. boundary); Klamath National Forest, Scott Mtn For Svc Public Camp 1630 Comment
  HSC72796  Osmorhiza berteroi M. A. Baker 1980-6-25 2325 Trinity Near Castle Rock. 1436 Comment
  BLMAR222  Osmorhiza berteroi Jennifer Anthony-Wheeler 1996-7-11 222 Trinity N.Dobbyn creek, growing throughout understory 1005 Comment
  HSC28227  Osmorhiza berteroi Larry Catton 1973-6-1 14 Trinity 1 mi. E of Grays Falls Campground on Fishermen Access road Comment
  RSA211486  Osmorhiza berteroi William J. Ferlatte 1967-7-24 704 Trinity Trinity Alps, Big Flat 1524 Comment
  HSC39585  Osmorhiza chilensis Thomas W. Nelson, James Nelson 1976-6-22 2774 Trinity N side of Senteney Rock 1524 Comment
  SEINET10454520  Osmorhiza chilensis Mary Susan Taylor 1980-6-12 Taylor 2851 Trinity On E side of Underwood Mt Road (5N09), ca. 2.6 mi S of its jct with Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  UCD127842  Osmorhiza occidentalis Joseph M. DiTomaso 1976-6-24 503 Trinity below Granite Lake Trail. 1767 Comment
  HSC72539  Osmorhiza purpurea Gail Newton 1980-7-1 806 Trinity Near Hayden Roughs. 1250 Comment
  UCD98972  Oxyria digyna Joseph M. DiTomaso 1976-8-10 663 Trinity 100 yards south of Anna Lake. 2316 Comment
  UC1070195  Packera greenei C. R. Clar 1930-7-3 83 Trinity Dubakella Trinity Forest, Hoaglin Quad. Comment
  UC249837  Packera greenei Joseph P. Tracy 1923-6-30 6486 Trinity Post Creek Mtn Northern Coast Ranges 1066 Comment
  CAS-BOT-BC316932  Packera greenei Lester Rowntree 1938-6-7 s.n. Trinity Near Peanut Comment
  HSC63198  Packera greenei M. A. Baker 1978-7-1 597 Trinity S of Peanut, 0.6 km. S of Salt Creek Comment
  UC922383  Paeonia brownii Annie M. Alexander and Louise Kellogg 1949-7-1 5745 Trinity saddle between North Yolla Bolly Mt. and Black Rock Mountain; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC45403  Parnassia palustris Thomas W. Nelson, Jane Nelson 1977-8-6 3689 Trinity N side of Mule Ridge 1585 Comment
  POM126416  Paxistima myrsinites H. S. Yates 1914-7-13 496 Trinity Stuarts forts. Comment
  HSC71218  Pectocarya pusilla Thomas W. Nelson, Jane P. Nelson 1979-5-19 4689 Trinity SW of Philpot Campground 915 Comment
  RSA296764  Pectocarya pusilla J. P. Smith, J. Sawyer, T. W. Nelson 1978-5-7 9887 Trinity Blanchard Flat Road to Reese Bros. Coal Mine. 610 Comment
  RSA48234  Pectocarya pusilla Roxana S. Ferris, Laura Lorraine 1948-6-11 11687 Trinity 1.5 miles above Peanut on State Highway 36. Comment
  RSA48564  Pedicularis aurantiaca P. A. Munz 1949-5-16 13256 Trinity East Weaver Public Camp, East Weaver Creek. 915 Comment
  JEPS74631  Pedicularis bracteosa var. flavida William J. Ferlatte, Alice Q. Howard 1970-8-12 1317 Trinity ridge w of upper Canyon Creek; Trinity Alps 2255 Comment
  UCD123285  Pedicularis bracteosa var. flavida Joseph M. DiTomaso 1976-7-7 593 Trinity Trinity Alps, on switchbacks to Horseshoe Lake on Swift Creek Trail. 1828 Comment
  HSC67344  Pedicularis densiflora Thomas W. Nelson 1980-5-30 5363 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  CDA35629  Pedicularis densiflora J. R. Keck Jr. 1979-5-11 PDR# 330038 Trinity Two miles north of Buckhorn Summit, on Highway 299 between Redding and Weaverville. 0 Comment
  SEINET12270444  Pedicularis densiflora J. P. Tracy 1950-1 18633 Trinity 3 mi SE of Kuntz, along Duzen River Comment
  CHSC63355  Pedicularis racemosa Vernon H. Oswald; Lowell Ahart 1994-7-11 6385 Trinity Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. 1798 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
  CDA10817  Pellaea brachyptera G. F. Hrusa 1993-7-24 11391 Trinity Trinity Mountains; Ridge to N of Bonanza King Lookout, approx. 1 m. N of hdwtrs of Scorpion Creek. 1584 Comment
  HSC63671  Pellaea brachyptera D. W. Taylor, Kathleen A. Teare 1979-9-7 7672 Trinity Twin Sisters Mtn. 1655 Comment
  HSC73364  Pellaea mucronata R. York 1980-5-25 784 Trinity Near Shannon Butte 914 Comment
  SD98927  Penstemon anguineus Darley F. Howe 1977-6-30 4966 Trinity East Weaver Creek 792 Comment
  SEINET10547901  Penstemon anguineus Mary Susan Taylor 1980-6-30 Taylor 3000 Trinity T36N R8W n half sec 33, Trinity Dam quad; Shasta-Trinity Natl Forest; along Davis Creek, ca. 2 mi NW of Hwy 3, ca. 7.5 mi SW of Trinity Center. 1067 Comment
  UCD13252  Penstemon anguineus K. Mawdsley 1996-7-8 2 Trinity California: Trinity Co. Trinity Alps. Trail to Boulder Lake from Hwy. 3. 1874 Comment
  NY571191  Penstemon azureus var. azureus D. D. Keck 1944-7-10 5488 Trinity Mad River Bridge Public Camp, just northwest of Mad River P.O. 746.8 Comment
  HSC24135  Penstemon deustus J. O. Sawyer 1970-5-2 2608 Trinity Above New River 244 Comment
  RSA49247  Penstemon deustus subsp. deustus Philip A. Munz 1949-5-15 13242 Trinity 8 miles below Dedrick. 671 Comment
  HSC64992  Penstemon filiformis D. L. Goforth 1979-7-20 278 Trinity Trinity Alps Wilderness Area, Union Creek 1707 Comment
  HSC82093  Penstemon heterophyllus subsp. purdyi Thomas W. Nelson, Jane P. Nelson 1980-5-25 5297 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  HSC70098  Penstemon heterophyllus subsp. purdyi Thomas W. Nelson, Jane P. Nelson 1978-6-22 4285 Trinity Along Dubakella Rd., 3.7 mi. from junction with State Route 36 1433 Comment
  NY601750  Penstemon heterophyllus var. purdyi C. B. Wolf 1937-6-20 8932 Trinity North Coast Range, along Mad River, 5.8 miles above Eureka - Red Bluff Road on road to Ruth. 457.2 Comment
  NY601778  Penstemon heterophyllus var. purdyi P. A. Munz 1951-7-18 16653 Trinity On trail to Stuart Gap, from Grasshopper Public Camp, north base of North Yolla Bolly Mountains 1432.6 Comment
  CHSC31040  Penstemon laetus var. sagittatus M. S. Taylor 1980-7-3 3048 Trinity On e side of Hwy 3, ca. 0.2 mi n of Ruch Creek Public Camp, ca. 25 mi ne of Weaverville. 914 Comment
  CAS-BOT-BC94389  Penstemon newberryi var. berryi R. C. Wenk 2005-6-16 168 Trinity Trinity Alps, along Coffee Creek Road, about 9 miles up road from where you turn Highway 3 1250 Comment
  HSC55388  Penstemon parvulus G. L. Clifton, Marvin Butler 1979-7-17 7484 Trinity Near Jones Ridge, close to the town of Mad River 1388 Comment
  HSC91109  Penstemon parvulus Jennifer Whipple 1976-7-12 1438 Trinity Near Deadfall Lake 2195 Comment
  UC722729  Penstemon parvulus C. L. Hitchcock and J. S. Martin 1939-7-12 5351 Trinity 6 mi n Dedrick (on Canyon Creek trail); Salmon-Trinity Alps 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
  HSC39142  Penstemon procerus var. brachyanthus Gary S. Lester 1974-6-30 331 Trinity Saddle between N Yolla Bolly Mtn. and Black Rock Mtn., Yolla Bolly Wilderness Area 2165 Comment
  HSC42467  Penstemon purpusii Robert M. Specht 1977-6-30 1122 Trinity N-S running ridge with steep W slope 1631 Comment
  HSC39144  Penstemon purpusii Gary S. Lester 1974-6-30 329 Trinity Trinity-Tehama Co. line; Yolla Bolly Wilderness Area: eroded slope below ridge S of N Yolla Bolly Peak 2256 Comment
  RSA67486  Penstemon purpusii Philip A. Munz 1951-7-20 16711 Trinity Fisher Ridge east of Black Rock, North Yolla Bolly Mtns. 2195 Comment
  CAS-BOT-BC77120  Pentagramma triangularis subsp. triangularis Eugene Carter 1976-5-1 1106 Trinity North Fork Trinity River and vicinity - Pigeon Point Campground on the Trinity River 426 Comment
  CAS-BOT-BC77122  Pentagramma triangularis subsp. triangularis Doris Kildale 1931-5-17 10715 Trinity Hawkins Bar 182 Comment
  JEPS17518  Perideridia oregana W. L. Jepson 1897-7-25 14259 Trinity South Yolla Bolly Mt.; se Trinity Co.; [=modern Solomon Peak, see FB 1_107] Comment
  HSC78770  Perideridia parishii subsp. latifolia John S. Palmer 1976-7-2 487 Trinity Bear Lakes Area, between Big Bear Lake and Little Bear Lake 1707 Comment
  RSA41949  Perideridia parishii subsp. latifolia H. C. Cantelow 1936-8-24 1721 Trinity Summit of Scott Mt. 1631 Comment
  UC1389956  Perideridia parishii subsp. latifolia L. R. Heckard 1967-8-13 1720 Trinity above middle Deadfall Lake (w slope of mt.); Mt. Eddy Comment
  HSC68759  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-17 5528 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  JEPS81042  Phacelia corymbosa Thomas Nelson and J. O. Sawyer 1978-6-9 4124 Trinity Red Mountain 1249 Comment
  RSA107463  Phacelia corymbosa L. S. Rose 1955-7-16 55118 Trinity 2 miles north of Douglas City. 549 Comment
  UC1299144  Phacelia corymbosa Freed W. Hoffman 1949-7-14 3076 Trinity Blue Ridge North Coast Ranges, Mt. Lassic area (w Trinity Co.) 1524 Comment
  JEPS109623  Phacelia dalesiana Dean W. Taylor 2002-6-13 18156 Trinity Scorpion Lake, Trinity Mountains, westerly upper flank Bonanza King 1798 Comment
  CDA40385  Phacelia dalesiana G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2752 Trinity Scott Mountain Summit campground, Scott Mountains, Trinity National Forest; summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  HSC34680  Phacelia egena R. M. Sullivan 1975-5-17 63 Trinity SE facing slope on the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  HSC70297  Phacelia heterophylla M. A. Baker 1980-5-23 1423 Trinity Near Tierney Canyon 975 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
  HSC64953  Phacelia leonis D. L. Goforth 1979-6-16 184 Trinity Trinity Alps Wilderness Area, trail Jct. of Foster Lake, Union Creek, Sugar Pine, and Union Lake 1814 Comment
  UC184657  Phacelia linearis Harry S. Yates 1914-7-13 499 Trinity Stuarts fork Comment
  HSC74902  Phacelia linearis J. O. Sawyer, Jane Cole 1978-5-28 9946 Trinity Trinity National Forest, along Coffee Creek at Coffee Creek Ranch 976 Comment
  JEPS66433  Phacelia mutabilis L. R. Heckard and P. Rubtzoff 1971-8-1 2695 Trinity about 1 air mi sw Mt. Eddy summit (bench between Upper and Middle Deadfall Lakes) 2316 Comment
  JEPS109599  Phacelia pringlei Dean W. Taylor 2002-6-5 18102 Trinity Scott Mountains, on slope east of Highway 3 about 1 mle south from Scott Mountain Summit 1554 Comment
  SFV3030  Phacelia pringlei L. Constance, H. L. Mason 1950-7-15 3358 Trinity Klamath Mountains Scott Mountains. West shoulder of Scott Mountain above road summit. 1829 Comment
  UC1024066  Phacelia pringlei Dorothy Parker 1954-7-4 624 Trinity above Tangle Blue Creek; Siskiyou Mountains, Scott Mountain 1004 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
  HSC38975  Phacelia procera J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-28 2639 Trinity Deer Creek Trail at junction with trail to Luella Lake 1951 Comment
  HSC4424  Phacelia procera William J. Ferlatte 1967-8-6 786 Trinity Canyon Creek Lakes, above upper lake 1738 Comment
  UC131475  Phacelia procera Alice Eastwood Jul 2 1901-Jul 18 1901 Trinity Canon Creek Comment
  JEPS109632  Phalaris arundinacea Dean W. Taylor 2002-6-13 18150 Trinity Trinity Alps, Highway 3 ca. 6.5 miles South of Trinity Center 792 Comment
  JEPS74583  Philadelphus lewisii W. J. Ferlatte and B. D. Rogers 1966-6-1 2030 Trinity 1 mi n Junction City 457 Comment
  UC1561277  Philadelphus lewisii Barbara Ertter with Thomas J. Delendick 1987-5-16 6955 Trinity Hwy 299 w Weaverville (edge of river on s side of hwy, ca 33 mi e of Berry Summit); Trinity River Comment
  HSC74551  Phleum pratense M. A. Baker 1980-7-10 2730 Trinity Near Senteney Rock 1554 Comment
  HSC81846  Phlox diffusa Thomas W. Nelson, Jane P. Nelson 1980-7-17 6119 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  UC52513  Phlox diffusa Mrs. M. H. Manning 1900-1 Trinity Trinity Summit Comment
  SEINET10496904  Phlox speciosa M. S. Mayer, S. Meredith; D. Bjornbak 1985-6-1 Mayer 127 Trinity T38n,r7w,sec.x, scott mtn. Summit, exposed rocky area Comment
  UC184625  Phlox speciosa subsp. nitida Harry S. Yates 1914-5-18 307 Trinity n of Weaverville Comment
  HSC64377  Phlox speciosa subsp. nitida J. O. Sawyer, R. J. Cole 1978-4-20 3151 Trinity Rd. to Hobo Gulch 4 mi. N of jct. with SR 299 610 Comment
  RSA79307  Phlox speciosa subsp. nitida E. K. Balls, Lee W. Lenz 1952-5-13 17236 Trinity 1.2 mi. west of Fawn Lodge on Highway 299 between Douglas City and Redding Comment
  CAS-BOT-BC141239  Phoradendron serotinum subsp. tomentosum G. R. Kleeberger 1879-9-27 s.n. Trinity Weaverville Comment
  CAS-BOT-BC56479  Phyllodoce empetriformis Eugene Carter 1972-6-28 s.n. Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) at Whites Creek Lake 1905 Comment
  CAS-BOT-BC56481  Phyllodoce empetriformis E. V. Jotter; O. M. Evans 1912-7-30 216 Trinity Trinity National Forest 1859 Comment
  CAS-BOT-BC140495  Physocarpus Ella Dales Cantelow 1935-6-10 953 Trinity Nr. Trinity Alps Resort Comment
  CAS-BOT-BC140633  Physocarpus capitatus Milo S. Baker 1926-8-2 173 -'26 Trinity Trinity Alps Resort - above ranch house Comment
  CHSC35298  Physocarpus capitatus M. S. Taylor 1980-7-1 3024 Trinity At end of 36N25, beginning of Sw Swift Creek trail, by creek, ca. 5 mi due sw of Trinity Center. 1158 Comment
  CAS-BOT-BC140635  Physocarpus capitatus F. J. Kirby 1958-7-1 1193 Trinity 20 miles n. of Trinity Alps 1219 Comment
  UC1423429  Picea breweriana Richard McP. Brown 1974-7-21 Trinity beside river immediately below dam spillway Emerald Lake; Trinity Alps, Emerald Lake Comment
  UC275530  Picea breweriana Frank A. Graham 1923-8-9 Trinity head New River; Northern Coast Ranges, Pony Mt. 2133 Comment
  NY30090  Picea breweriana M. F. Denton 1981-7-5 4269 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
  OBI33224  Pinus attenuata David J. Keil 1983-7-3 17355 Trinity Ca 10-12 mi S of Scott Mt Pass on SR 3 Comment
  HSC40897  Pinus balfouriana J. P. Smith, J. O. Sawyer 1974-11-2 2682 Trinity Unnamed peak W of Doe Lake Ridge 2341 Comment
  UCD102281  Pinus balfouriana Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail. Mount Eddy close to the summit. 2640 Comment
  CAS-BOT-BC72984  Pinus monticola P. A. Munz 1951-7-21 16785 Trinity North Yolla Bolly Mts., Fisher Ridge 2103 Comment
  HSC1525  Pinus monticola D. E. Anderson 1961-10-8 1867 Trinity Near E Weaver Lake 1982 Comment
  HSC78795  Pinus monticola John S. Palmer 1973-9-7 173 Trinity Bear Lakes Area, S side of Little Bear Lake 1860 Comment
  RSA66444  Pinus monticola Philip A. Munz 1951-7-21 16785 Trinity North Yolla Bolly Mountains: Fisher Ridge. 2104 Comment
  HSC49251  Pinus ponderosa J. P. Smith, Thomas W. Nelson 1978-5-6 9804 Trinity Shasta-Trinity National Forest, junction of Forest Service Roads to Mud Springs and Seven Up Cedars 1616 Comment
  JEPS46871  Pinus ponderosa W. L. Jepson 1897-7-24 Trinity Soldier's Ridge Yallo Balley Mts. Comment
  RSA50019  Piperia unalascensis E. K. Balls 1949-7-1 13721 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick. 1372 Comment
  UCD138997  Piperia unalascensis Joseph P. Tracy 1947-6-27 17724 Trinity South Fork Mountain. North of Crossing of Trinity Highway. 1524 Comment
  HSC4751  Plagiobothrys hispidulus William J. Ferlatte 1967-6-26 508 Trinity Big Flat 1524 Comment
  HSC91319  Plagiobothrys hispidulus Jennifer Whipple 1977-8-3 2113 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC91320  Plagiobothrys hispidulus Jennifer Whipple 1977-7-5 1918 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  HSC91322  Plagiobothrys hispidulus Jennifer Whipple 1976-7-2 1288 Trinity SW-facing slope above Deadfall drainage 2317 Comment
  HSC82514  Plagiobothrys nothofulvus Thomas W. Nelson 1979-5-13 4675 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  HSC51030  Plagiobothrys shastensis G. L. Clifton, Overton 1979-6-3 3871 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  CHSC31187  Plantago major var. scopulorum M. S. Taylor 1980-7-21 3149 Trinity Big Flat, at end of Coffee Creek Rd, Helen and Gil Gates property. 1554 Comment
  UC14943  Platanthera leucostachys Mrs. M. H. Manning 1900-7-1 Trinity Trinity Summit Comment
  UC4550  Platanthera leucostachys W. H. Brewer Sep 26 1862-Sep 28 1862 1453 Trinity on Trinity Mountains Comment
  HSC67397  Platanthera sparsiflora Ed Cope, John S. Palmer Jul 1977 535 Trinity South of trail to Granite Lake. 1280 Comment
  SEINET10470068  Platanthera sparsiflora Mary Susan Taylor 1980-7-2 Taylor 3040 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
  UC275577  Platanthera stricta Joseph P. Tracy 1923-7-1 6491 Trinity near summit on road to Low Gap Mad River (South Fork Mountain); Northern Coast Ranges, , Mad River 1066 Comment
  HSC27378  Platystemon californicus J. P. Smith 1973-4-7 6016 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
  UC502934  Platystemon californicus Joseph P. Tracy 1932-6-17 10168 Trinity Three Forks of Mad River; North Coast Ranges, Three Forks of Mad River 883 Comment
  HSC38608  Plectritis congesta D. E. Anderson, J. P. Smith 1971-6-21 - 1124 Trinity 2.7 mi. S of Zenia along the Zenia-Covelo Rd. Comment
  UC1220379  Plectritis congesta Joseph T. Gregory 1932-6-17 149 Trinity Three Forks of Mad River Comment
  RSA298964  Plectritis congesta subsp. brachystemon W. L. Jepson 1934-5-5 16654 Trinity Forest Glen, South Fork Trinity River. Comment
  HSC45459  Plectritis macrocera M. Alcasas 1978-5-13 63 Trinity Philpot Campground. 793 Comment
  UC906718  Pleuricospora fimbriolata Harold E. Parks and Joseph P. Tracy 1947-6-27 11636 Trinity South Fork Mt. near the Racetrack 1402 Comment
  CAS-BOT-BC254918  Poa bulbosa Eugene Carter 1973-5-29 542 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 miles NW of Weaverville. Pfeiffer Flat in front of Jorstad's woodshed 1047 Comment
  HSC49256  Poa bulbosa J. P. Smith, Thomas W. Nelson, J. O. Sawyer 1978-5-6 9799 Trinity Shasta - Trinity National Forest, Philpot Campground on Plummer Creek Rd. 823 Comment
  CAS-BOT-BC256046  Poa pratensis John Thomas Howell 1955-6-12 30330 j Trinity Weaverville Comment
  CHSC32237  Poa pringlei James Jokerst 1980-8-20 1101 Trinity North Coast Ranges. 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
  HSC78263  Poa pringlei John S. Palmer 1976-7-3 455 Trinity Bear Lakes area, slope N side of Log Lake. 1860 Comment
  JEPS109664  Poa pringlei Dean W. Taylor 2002-6-30 18209 Trinity Cement Bluff Lake, The Eddys (Trinity River watershed) 1935 Comment
  SEINET10659286  Poa pringlei Joseph P. Tracy 1935-8-6 Tracy 14580 Trinity Local in moist talus in heads of snow cirgnes. Devil's Canyon Mts. at head of White's Creek. 2012 Comment
  UC1511525  Poa rhizomata Bud Adamson and Bill Ferlatte 1984-8-1 Trinity ca 1 chain e of E Fork Coffee Creek bridge (take Coffee Creek Rd to, then spur rd down to flat, then ca 3 chains e) 1103 Comment
  RSA211412  Poa secunda William J. Ferlatte 1967-8-11 881 Trinity Grizzly Lake Basin. 0.5 mile N of Grizzly Lake. Trinity Alps. 2134 Comment
  HSC39492  Poa secunda subsp. secunda D. E. Anderson, J. P. Smith 1971-6-21 - 1127 Trinity 2.7 mi. S of Zenia along the Zenia-Covelo Rd. Comment
  HSC53378  Poa secunda subsp. secunda G. L. Clifton, Overton 1979-6-3 3711 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  HSC74253  Poa secunda subsp. secunda M. A. Baker 1980-7-13 2889 Trinity Near Red Rock 1585 Comment
  UCD92011  Poa secunda subsp. secunda D. Sanchez-Mata; S. Rivas-Martinez, M. Costa and M. Ladero 1998-6-9 s.n. Trinity Trinity County: 1350 Comment
  CHSC35687  Poa wheeleri Jacqueline Greenleaf 1980-5-22 81 Trinity Near Double Gate Ridge. 310 Comment
  UC2046567  Poaceae William J. Ferlatte 1976-9-21 1840 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope Comment
  UC2046569  Poaceae William J. Ferlatte 1976-9-21 1830 Trinity Big Flat at head of Coffee Creek; forest between west edge of ephemeral pond (Lake Martin) and woods Comment
  POM258924  Polemonium pulcherrimum C. L. Hitchcock, J. S. Martin 1939-7-11 5396 Trinity West wall of Canyon Creek, 11 miles north of Dedrick in Trinity Alps 2439 Comment
  RSA211150  Polemonium pulcherrimum William J. Ferlatte 1967-8-6 823 Trinity Trinity Alps: Thompson Peak 2744 Comment
  SEINET11263759  Polygala cornuta John Sawyer, Kevin Sawyer; J. P. Smith 1974-6-29 2676 Trinity Trinity Lake Quad. Forest Service Road 36N25 from Trinity Center to the Swift Creek trailhead.; 0 1219 Comment
  CAS-BOT-BC414188  Polygonum aviculare subsp. depressum P. A. Munz 1951-7-19 16699 Trinity 1 mi. n.w. of Stuart Gap, north base of North Yolla Bolly Mts. 1402 Comment
  UC55500  Polygonum bistortoides P. E. Goddard 1901-7-27 103 Trinity Trinity Summit Comment
  UC709466  Polygonum californicum Joseph P. Tracy 1941-6-29 16957 Trinity Hettenshaw Valley 944 Comment
  RSA211292  Polygonum davisiae William J. Ferlatte 1967-8-11 906 Trinity Open slopes below the ice fields on the N side of Thompson Peak. 2378 Comment
  SEINET3405784 Image available Polygonum douglasii Joseph P. Tracy 1935-8-7 14635 B Trinity Devil's Canyon Mts. at head of White's Creek 2073 Comment
  RSA20764  Polygonum douglasii var. latifolium Carl B. Wolf 1937-8-12 9184 Trinity North coast range, South Fork Mountain, 1.6 mi. S of Cold Spring lookout. 1524 Comment
  RSA66466  Polygonum phytolaccifolium P. A. Munz 1951-7-21 16805 Trinity S slope of North Yolla Bolly Peak. 2271 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
  CAS-BOT-BC419702  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1936-8-24 12722 Trinity Summit of Scott Mts. n. of Carrville Comment
  SEINET11261948  Polygonum sawatchense subsp. sawatchense Robert L. Johnson, Mikel R. Stevens 2015-7-12 3962 Trinity Drawdown area of Trinity Lake (Clair Engle Lake). 12.3 rd mi N of jct with Hwy 299, downtown Weaverville, on CA-3. Vicinity of Tanbark Picnic Area.; 0 706 Comment
  CAS-BOT-BC421092  Polygonum spergulariiforme Mrs. H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mt. 1630 Comment
  CAS-BOT-BC421097  Polygonum spergulariiforme Lewis S. Rose 1955-7-16 55117 Trinity 2 mi. n. of Douglas City 548 Comment
  HSC54183  Polygonum spergulariiforme G. L. Clifton, Butler 1979-7-18 8452 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC27132  Polypodium glycyrrhiza J. P. Smith, J. O. Sawyer 1973-2-10 5834 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  JEPS70691  Polypogon monspeliensis F. P. Cronemiller 1923-7-12 648 Trinity Indian Dick Ranger Station California National Forest (California National Forest) Comment
  HSC79178  Polystichum californicum C. J. Thomas 1984-9-22 113 Trinity 5 mi. E of Humboldt-Trinity Co. line on Hwy. 299 274 Comment
  CHSC35584  Polystichum imbricans James Payne Smith Jr. 1977-5-8 9076 Trinity Blue Point on Blue Point Ridge. 1584 Comment
  HSC70451  Polystichum imbricans J. P. Smith 1977-5-8 9076 Trinity Blue Point on Blue Point Ridge 1585 Comment
  HSC36401  Polystichum imbricans subsp. imbricans J. P. Smith, J. O. Sawyer 1973-7-4 7032 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs 1555 Comment
  CHSC39  Polystichum lemmonii V. Holt 1942-8-8 Trinity Deer Cr., Trinity Alps. 1981 Comment
  UC922428  Polystichum lemmonii Annie M. Alexander and Louise Kellogg 1949-7-12 5791 Trinity nw Trinity Center (Union Creek, S branch of Coffee Creek) 1828 Comment
  CAS-BOT-BC76725  Polystichum lemmonii Milo S. Baker 1926-8-8 229 a Trinity Bet Red Mt. and Granite Peak 2194 Comment
  HSC75521  Polystichum lemmonii J. O. Sawyer 1980-8-9 4009 Trinity Along trail to Luella Lake 2104 Comment
  RSA153456  Polystichum lemmonii H. K. Sharsmith 1960-8-27 4830 Trinity Scott Mountains, 200 feet above and to the south of Mosquito Lake, Salmon-Trinity Alps Wilderness Area, Shasta National Forest. 2012 Comment
  HSC54140  Polystichum munitum Gilbert Muth 1979-7-18 8329 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 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
  RSA1412  Populus tremuloides E. R. Johnson 1930-10-13 1579 Trinity 1/4 mile below Canyon Creek Lakes. 1829 Comment
  HSC55484  Populus trichocarpa Gilbert Muth 1979-7-17 8308 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  SBBG2999  Potentilla breweri H. and M. Dearing 1939-6-30 3761 Trinity Trinity Alps Rd 1828 Comment
  UC130688 Image available Potentilla breweri H. M. Hall 1909-7-1 8698 Trinity North Fork Swift Creek Salmon Mountains; Swift Creek, Trinity Co. 1981 Comment
  CDA10808  Potentilla fruticosa G. F. Hrusa 1993-7-24 11378 Trinity Trinity Mountains; Flats at head of Scorpion Creek in vicinity of pool from which creek emanates. Ridge to N of Bonanaza King Lookout. 1584 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
  CAS-BOT-BC540586  Potentilla gracilis var. fastigiata Mrs. E. C. Van Dyke 1931-6-23 s.n. Trinity Nash Mine above Carville Comment
  HSC82630  Prosartes hookeri Thomas W. Nelson 1979-5-13 4648 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  HSC24161  Prosartes hookeri J. O. Sawyer 1970-5-8 2616 Trinity 5 mi. SW of Primitive Area, E Fork of New River 610 Comment
  HSC64973  Prunella vulgaris subsp. lanceolata D. L. Goforth 1979-7-21 295 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  HSC90591  Prunus emarginata Jennifer Whipple 1976-6-16 998 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  UC922316  Prunus emarginata Annie M. Alexander and Louise Kellogg 1949-6-30 5738 Trinity Saddle between North Yolla Bolly and Black Rock Mountains (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  UCD113185  Prunus emarginata Joseph M. DiTomaso 1975-7-14 129 Trinity Bowerman Meadows, Trinity Alps. 1706 Comment
  JEPS123099  Pteridium aquilinum var. pubescens D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 079 Trinity Scorpion Lake Comment
  RSA98654  Pterospora andromedea H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail, north of Trinity Alps Resort. 1829 Comment
  HSC36128  Purshia tridentata var. tridentata Gary S. Lester 1973-6-30 32 Trinity S Dubakella Mtn. 1707 Comment
  JEPS94020  Pycnanthemum californicum Vernon H. Oswald and Lowell Ahart 1998-7-28 9389 Trinity e. Forest Glen (Rattlesnake Rd. at the bridge on Basin Gulch 2.2 mi. n. of Hwy. 36, edge of small creek) 868 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
  CHSC1413  Pyrola aphylla V. Holt 1932-7-4 Trinity Bonanza King. 1219 Comment
  HSC54161  Pyrola aphylla Gilbert Muth 1979-7-18 8380 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  CAS-BOT-BC460878  Pyrola aphylla Volney Rattan No date on label; presented 1903. s.n. Trinity Trinity River Comment
  SBBG124894  Pyrola asarifolia C. B. Hardham 1961-7-2 8052 Trinity Mill Crk near Etna Comment
  RSA67571  Pyrola californica P. A. Munz 1951-7-22 16834 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  JEPS123031  Pyrola dentata D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 005 Trinity Trinity Creek Watershed. Comment
  UC1299573  Pyrola picta Freed W. Hoffman 1948-7-6 2404 Trinity Boulder Creek trail from Goldfield Ranger Station s ca. 2 miles, Coffee Creek, North Coast Ranges Coffee Creek; North Coast Ranges, Coffee Creek Comment
  UCR45426  Pyrola picta Michelle A. Strull 1985-7-3 045 Trinity North Coast Ranges, forested area between Love Letter Springs Road and Forest Service Road 33N52Y 1845 Comment
  CAS-BOT-BC466156  Pyrola picta Milo S. Baker 1926-7-18 81 -26 Trinity South Fork Mt. alongside Forest Road, 5 mi from Highway Comment
  UC184819  Pyrola picta Harry S. Yates Jun 1917 439 Trinity Rush Creek Comment
  UC13621  Quercus X morehus W. C. Blasdale 1896-6-10 Trinity Hyampum Comment
  CAS-BOT-BC68610  Quercus chrysolepis L. B. Kildale 1930-10-19 10302 Trinity Trinity River at Big Bar Comment
  HSC73894  Quercus chrysolepis M. A. Baker 1980-5-25 1623 Trinity Near Browns Canyon. 823 Comment
  HSC59232  Quercus douglasii Thomas Wood 1979-5-12 173 Trinity 1.9 mi. SE of Hwy. 3 on Deer Lick Springs Rd., E Fork 1.5 mi. from Hwy. 3 640 Comment
  HSC67175  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-16 5448 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  CAS-BOT-BC94673  Quercus garryana Louis C. Wheeler 1952-9-12 6922 Trinity Hale Creek Comment
  HSC39519  Quercus garryana Thomas W. Nelson, James Nelson 1976-6-10 2662 Trinity Ridge above Senteney Rock 1555 Comment
  HSC70476  Quercus garryana M. A. Baker 1980-7-10 2687 Trinity Near Senteney Rock 1554 Comment
  HSC72823  Quercus garryana Gail Newton 1980-7-9 1108 Trinity Near Shanty Creek. 1113 Comment
  HSC90517  Quercus garryana C. Cavanaugh, et al. 1986-6-6 103 Trinity S Fork Rd. Comment
  UCD46137  Quercus garryana var. breweri Leonard H. Day 1953-10-18 s.n. Trinity Beside road from French Gulch to Trinity Center, ca. 2 miles northwest of summit of divide (marking the Shasta-Trinity county line) in Trinity County, California. Comment
  UCD46064  Quercus garryana var. garryana P. C. Everett; E. K. Balls 1954-10-15 20299 Trinity 15.3 mi. s.w. of Douglas City on road to Hayford, Trinity County. 883 Comment
  CAS-BOT-BC105491  Quercus kelloggii L. B. Kildale 1930-9-14 10397 Trinity Trinity River at Big French Camp Comment
  HSC31485  Quercus kelloggii Steve Selva, Roger Jensen 1974-8-26 67 Trinity Along Hwy. 3 at N end of Clair Engle Lake Comment
  HSC54355  Quercus kelloggii G. L. Clifton 1979-7-16 7870 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  HSC8613  Quercus kelloggii John L. Heywood, D. H. Norris 1968-3-30 1752 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  UCD47254  Quercus sadleriana Joseph M. DiTomaso 1975-7-22 166 Trinity 1/4 mile northwest of Little Boulder Lake. 1950 Comment
  CAS-BOT-BC104648  Quercus vacciniifolia E. R. Johnson 1930-10-13 1580 Trinity Hillsides above Canyon Creek Meadows 1676 Comment
  UC1135811  Quercus vacciniifolia L. B. Burkett 1932-9-19 57 Trinity North Fork Trinity River Trinity Forest, Big Bar Quad. 1524 Comment
  CHSC3613  Quercus wislizeni R. Jaegel 1966-2-12 30 Trinity Collected 3 miles west of Hayfork. Comment
  HSC275  Raillardella pringlei William J. Ferlatte 1967-8-18 998 Trinity Head of Union Creek 1982 Comment
  UC1584296  Raillardella pringlei J. Kierstead 1990-9-13 90 -167 Trinity 0.5 mi below FS Rd. 40N45 (canyon of Little Picayune Creek, w slope of Mt. Eddy); Mt. Eddy, Little Picayune Creek Comment
  SEINET10474330  Raillardella pringlei Mary Susan Taylor 1980-8-26 Taylor 3308 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
  UC1196257  Ranunculus alismifolius Joseph P. Tracy 1941-6-29 16950 Trinity Hettenshaw Valley 944 Comment
  CAS-BOT-BC380405  Ranunculus alismifolius var. hartwegii Elizabeth McClintock 1956-6-15 s.n. Trinity along east fork of Coffee Creek, on trail to Stoddard Lake Comment
  HSC73853  Ranunculus occidentalis M. A. Baker 1980-6-25 2291 Trinity Near Castle Rock. 1436 Comment
  JEPS128442  Ranunculus occidentalis Julie Kierstead Nelson with Marie Buell 2015-5-1 2015 -033 Trinity One mile SW of South Dubakella Mountain, southern Klamath Range, south of Hwy 36W, Road 29N55. Comment
  JEPS60700  Ranunculus occidentalis W. L. Jepson 1934-5-6 16645 Trinity e of Low Gap (near Mad River store) Comment
  HSC28837  Ranunculus occidentalis var. occidentalis J. P. Smith 1973-4-21 6335 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC34396  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer 1973-7-3 6980 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  RSA97542  Ranunculus occidentalis var. rattanii L. S. Rose 1954-4-26 54022 Trinity 3 miles NE of Douglas City Comment
  JEPS123428  Ranunculus orthorhynchus Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -106 Trinity Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River. Comment
  RSA66461  Ranunculus orthorhynchus P. A. Munz 1951-7-21 16799 Trinity N Yolla Bolly Peak. 2287 Comment
  CHSC90213  Ranunculus orthorhynchus var. orthorhynchus L. P. Janeway 2001-5-28 7070 Trinity Klamath Ranges. At Goat Camp Spring, near top of Brushy Mountain (ridge); along Road 29N28 5.5 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). At edge of small meadow. 1400 Comment
  UC275262  Ranunculus orthorhynchus var. orthorhynchus Joseph P. Tracy 1924-4-27 6658 Trinity halfway between Salyer and Hawkins Bar; Northern Coast Ranges, Swanson's 243 Comment
  RSA0031349  Ranunculus populago Jennifer Whipple 1976-6-29 1166 Trinity Near the Deadfall Lakes. 2225 Comment
  RSA505709  Rhamnus californica H. E. Parks 1931-6-20 s.n. Trinity Ash Mtn, Raweah Canyon. Comment
  SEINET13946268 Image available Rhamnus californica Lewis S. Rose 1955-1 55133 Trinity 1 mi SW of Peanut. Alt ca 2500 ft 762 Comment
  RSA256741  Rhamnus tomentella subsp. crassifolia D. E. Anderson 1972-6-13 5554 Trinity Black Lassic. 1738 Comment
  JEPS123133  Rhododendron columbianum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 108 Trinity Bonanza King Comment
  CHSC63335  Rhododendron neoglandulosum Vernon H. Oswald; Lowell Ahart 1994-7-11 6386 Trinity Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek rd. (Forest Rd. 25), W of Dunsmuir. 1798 Comment
  JEPS123034  Rhododendron occidentale D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 012 Trinity Trinity Creek Watershed. Comment
  UCD117919  Rhododendron occidentale Joseph M. DiTomaso 1975-6-25 56 Trinity 0.5 mile above bridge over Swift Creek on Bear Basin Trail. Comment
  HSC46723  Rhododendron occidentale var. paludosum William J. Ferlatte 1974-8-14 1607 Trinity Long Canyon Trail 1677 Comment
  RSA273394  Rhododendron occidentale var. paludosum J. P. Smith, J. O. Sawyer 1970-7-28 4532 Trinity Center of Darlingtonia Bog Comment
  CAS-BOT-BC200751  Rhus aromatica E. V. Jotter 1911-6-2 110 Trinity Trinity National Forest 762 Comment
  HSC73426  Rhus aromatica S. R. Ahrens, L. Sieburth, B. Potter 1981-5-9 24 Trinity Philpot Campground area 808 Comment
  UCD141230  Rhynchospora alba Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7723 Trinity Silver Spring. 1127 Comment
  CAS-BOT-BC441156  Ribes L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  HSC74895  Ribes binominatum J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9938 Trinity Shasta-Trinity National Forest, Coffee Creek Rd. near Mt. Meadow Ranch 1524 Comment
  HSC92853  Ribes binominatum Jennifer Whipple 1977-8-3 2095 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC154153  Ribes lacustre Mrs. M. H. Manning Aug. 1889 Trinity Trinity Summit Comment
  UC56312  Ribes lacustre Joseph P. Tracy Jun 21 1899-Jun 23 1899 5863 Trinity Trinity Summit Comment
  CAS-BOT-BC168888  Ribes lobbii R. C. Foster 1937-5-22 276 Trinity About 30 miles east of Arcata on highway into Trinity Co. Comment
  HSC34164  Ribes lobbii J. P. Smith, J. O. Sawyer 1973-7-4 7051 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  CAS-BOT-BC212588  Ribes montigenum Jennifer Whipple 1976-7-6 1308 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes, China Mountain and Weed quads. 2316 Comment
  CAS-BOT-BC217887  Ribes nevadense John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53506 Trinity One-eyed Flat, about 1.7 miles N of Carrville, Trinity River Canyon 755 Comment
  UC922605  Ribes nevadense Annie M. Alexander and Louise Kellogg 1948-8-10 5459 Trinity Upper Canyon Creek Lake Trinity Mountains 1767 Comment
  HSC26688  Ribes nevadense William J. Ferlatte 1972-8-7 1427 Trinity Boulder Creek Lakes, edge of falls in back of lake 1738 Comment
  JEPS74532  Ribes roezlii W. J. Ferlatte 1966-6-2 62 Trinity Upper Canyon Creek Meadow Trinity Alps 1524 Comment
  UC1333311  Ribes roezlii Dorothy Parker 1949-6-11 316 Trinity Tangle Blue Creek 1676 Comment
  RSA0018043  Ribes roezlii R. M. Sullivan 1975-5-18 102 Trinity Southeast of confluence of Panwauket Gulch and Reading Creek. (Mt Diablo Meridian) 610 Comment
  HSC103220  Ribes roezlii var. cruentum Jade Paget-Seekins 2010-5-2 13 Trinity Off 299 between Big Bar and Burnt Ranch. Up Forest Route 4 approx. 8 miles. At the turnoff towards Ironside Mountain. 1057 Comment
  HSC47768  Ribes roezlii var. cruentum Thomas W. Nelson, J. P. Smith 1978-5-6 3994 Trinity Along Dubakella Rd. at junction of FS 29N31 & FS 29N55, 3 mi. from Hwy. 36 Comment
  UC1127579  Ribes roezlii var. cruentum H. R. Josephson 1933-5-18 3 Trinity Salyer Trinity National Forest, Red Bluff Quadrangle Comment
  UC922311  Ribes sanguineum var. glutinosum Annie M. Alexander and Louise Kellogg 1949-7-3 5753 Trinity w North Yolla Bolly (top of mt.); Black Rock Mt. 2332 Comment
  CAS-BOT-BC144477  Ribes sanguineum var. sanguineum Eugene Carter 1972-4-25 384 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Shady creek bank, 1/4 mile up Backbone Creek 914 Comment
  CAS-BOT-BC144525  Ribes sanguineum var. sanguineum Eugene Carter 1973-6-20 606 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Cabin Peak Trail. 1950 Comment
  HSC78373  Ribes viscosissimum John S. Palmer 1973-7-1 109 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  POM141963  Ribes viscosissimum H. M. Hall 1909-7-18 8572 Trinity Dorleska, in the Salmon Mountains. 2000 Comment
  UC130632  Ribes viscosissimum H. M. Hall 1909-7-18 8572 Trinity Dorleska Salmon Mts. 2000 Comment
  HSC102771  Robinia pseudoacacia J. P. Smith 2014-4-30 13837 Trinity Along State Route 299, just west of Big Flat. 370 Comment
  HSC23582  Romanzoffia californica J. O. Sawyer 1970-4-18 2501 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC91039  Rorippa curvisiliqua Jennifer Whipple 1977-8-4 2139 Trinity Near the upper Deadfall Lakes 2317 Comment
  HSC81  Rosa californica William J. Ferlatte 1967-8-18 1019 Trinity Landers Lake basin 2134 Comment
  UCD113412  Rosa californica Joseph M. DiTomaso 1975-8-12 252 Trinity Trinity Alps. 1/8 mile SW of Lower Bear Basin Meadows. 1767 Comment
  HSC24663  Rosa gymnocarpa W. R. Oxner 1966-5-16 31 Trinity 11 mi. North Hayfork, Hayfork Mtn. 915 Comment
  HSC40657  Rosa gymnocarpa Thomas W. Nelson, Jane P. Nelson 1976-7-1 2952 Trinity Along Rd. 5E27 S of Senteney Rock 1524 Comment
  JEPS109620  Rosa gymnocarpa Dean W. Taylor 2002-6-13 18160 Trinity Scorpion Lake, Trinity Mountains, westerly upper flank Bonanza King 1798 Comment
  CAS-BOT-BC147093  Rosa pisocarpa L. R. Abrams 1916-7-22 6235 Trinity Post Creek Comment
  HSC78447  Rosa pisocarpa John S. Palmer 1974-9-15 287 Trinity Bear Lakes area, off trail to Big Bear Lake 1707 Comment
  UC1199033  Rosa pisocarpa Joseph P. Tracy 1941-6-29 16942 1/2 Trinity stream bank Hettenshaw Valley 944 Comment
  UCD113893  Rosa pisocarpa Joseph M. DiTomaso 1976-6-24 495 Trinity Trinity Alps. Granite Lake Trail. 1341 Comment
  HSC101702  Rosa pisocarpa subsp. pisocarpa J. P. Smith, J. O. Sawyer 2011-6-24 13242 Trinity Along Lewiston Road at its junction with Lachler Lane in Lewiston. 598 Comment
  JEPS123100  Rosa pisocarpa subsp. pisocarpa D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 081 Trinity Scorpion Lake Comment
  UC184866  Rubus glaucifolius Harry S. Yates 1914-6-26 454 Trinity Slate Creek 1219 Comment
  CAS-BOT-BC147997  Rubus leucodermis P. A. Munz 1951-7-17 16570 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap - North Yolla Bolly Mts. 1371 Comment
  HSC56546  Rubus leucodermis Walter Overton 1979-7-17 7773 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  HSC73446  Rubus leucodermis Gail Newton 1980-7-9 1138 Trinity Near Shanty Creek. 1113 Comment
  RSA66899  Rubus leucodermis Philip A. Munz 1951-7-17 16570 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UC2046517  Rubus leucodermis William J. Ferlatte 1976-9-21 1835 Trinity Big Flat, head of Coffee Creek; SW side of ephemeral pond (Lake Martin), west side of Coffee Creek Rd., near site of Foote Cabin Comment
  HSC72565  Rubus parviflorus Gail Newton 1980-7-1 760 Trinity Near Hayden Roughs. 1250 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
  UCD81969  Rubus ursinus H. Olmo 8-10 May 1962 62 46 Trinity California. Trinity County: 0.5 miles east of Route 299 junction with Hayfork. Comment
  CAS-BOT-BC363174  Rudbeckia californica Annie M. Alexander; Louise Kellogg 1949-7-16 5806 Trinity Near Tangle Blue Cr. 17 mi. north Trinity Center Comment
  UC1037426  Rudbeckia klamathensis Douglas Barbe 1955-8-3 339 Trinity road three mi s of Scott Mountain Forest Camp; Dan Rice Creek, Scott Mountain 1386 Comment
  SEINET5710583  Rudbeckia klamathensis Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6135 Trinity Growing in a seep on a hillside. Along California 3, 52.8 road miles north of the junction of CA 3 and CA 299. South of Callahan.; Callahan Comment
  SEINET5710589  Rudbeckia klamathensis Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6144 .5 Trinity In a seep near Dan Rice Creek. Along California 3 near its intersection with USFS Road 39 No4. 51.4 road miles north of the junction of CA 3 and CA 299, south of Callahan.; Callahan Comment
  SEINET5710590  Rudbeckia klamathensis Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6147 Trinity 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.; Weaverville Comment
  HSC74097  Rumex acetosella M. A. Baker 1980-5-25 1609 Trinity Near Browns Canyon. 823 Comment
  HSC74209  Rumex acetosella M. A. Baker 1980-7-13 2915 Trinity Near Mule Ridge 1585 Comment
  HSC76602  Rumex acetosella Athy Ferguson 1981-7-9 8117 Trinity Near Duncan Ranch 960 Comment
  CAS-BOT-BC132724  Salix A. T. Whittemore 1979-5-12 79 -066 Trinity Flat along the Trinity River, Douglas City Campground 487 Comment
  HSC12771  Salix eastwoodiae William J. Ferlatte, Alice Q. Howard 1970-8-12 1314 Trinity Ridge W of upper Canyon Creek 2226 Comment
  HSC67428  Salix exigua Ed Cope, John S. Palmer Jul 1977 509 Trinity South of trail to Granite Lake. 1280 Comment
  CHSC35562  Salix lasiolepis J. P. Smith; J. O. Sawyer, T. W. Nelson 1978-4-8 9578 Trinity State Route 36, 1 mile from Hayfork Creek. 1066 Comment
  UC469440  Salix lasiolepis Joseph P. Tracy 1931-11-14 9756 Trinity near Junction City; Northern Coast Ranges 426 Comment
  UC709428  Salix lasiolepis Joseph P. Tracy 1941-6-29 16941 Trinity Hettenshaw Valley; on riverbank 944 Comment
  UC519357  Salix scouleriana Joseph P. Tracy 1933-7-15 12748 Trinity S.Fork Mt.; Northern Coast Ranges, S.Fork Mt. 1645 Comment
  RSA21137  Sambucus caerulea C. B. Wolf 1937-8-12 9165 Trinity North Coast Range, South Fork Mountain, 8.3 miles south of Cold Spring Lookout. 1372 Comment
  UC922575  Sambucus mexicana Annie M. Alexander and Louise Kellogg 1948-8-1 5376 Trinity Canyon Creek Trinity Mountains, Dedrick 762 Comment
  CAS-BOT-BC245893  Sambucus nigra subsp. caerulea L. B. Kildale 1930-9-1 10452 Trinity Trinity River at Big French Creek Comment
  HSC74044  Sanicula crassicaulis R. York 1980-5-24 733 Trinity Near Long Ridge. 1036 Comment
  SEINET13945170 Image available Sanicula crassicaulis L. Constance, R. Bacigalupi 1951-1 3389 Trinity West side of South Fork Mountain, 2 mi below summit, alt. ca 3000 ft 914 Comment
  HSC91155  Sanicula graveolens Jennifer Whipple 1976-7-6 1307 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC68634  Sanicula tracyi Jacqueline Greenleaf 1980-6-20 127 Trinity Near Panther Rock. 1006 Comment
  HSC79325  Sanicula tracyi D. K. Imper 1981-8-6 Trinity 4 mi. S of Ruth Dam on 501, left on dirt road across from Fir Cove, approx. 0.25 mi. E. 899 Comment
  UC1485834  Sanicula tracyi Jacqueline Greenleaf 1980-5-24 93 Trinity near Browns Canyon (Blocksburg Quadrangle, Coordinates as Lat.: 40 24' 50 290 mm left; Long: 123 31' 20 308 mm bottom) 289 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
  UC1022559  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
  HSC47760  Sanicula tuberosa Thomas W. Nelson, J. P. Smith 1978-5-6 3987 Trinity Blue Point 1555 Comment
  UC735127  Sanicula tuberosa Lincoln Constance and Ren Hwa Shan 1946-6-1 3071 Trinity Summit of road over Scott Mountain Scott Mountain 1630 Comment
  HSC38291  Sanicula tuberosa Thomas W. Nelson 1976-6-10 2692 Trinity Along FS 6E42 1220 Comment
  SEINET515905  Saxifraga mertensiana Vernon Oswald 1998-4-16 8909 Trinity Hwy 299 0.6 mi. W of Hawkings Bar, 3.7 mi. E of Salyer. 189 Comment
  UC666820  Saxifraga odontoloma Joseph P. Tracy 1935-8-6 14681 Trinity around White's Creek Lake (head of North Fork White`s Creek); Devil's Canyon Mountains, North Fork White`s Creek 1889 Comment
  CHSC24  Sceptridium multifidum V. Holt 1942-8-13 Trinity East Stuart Fork, Trinity Alps. 1066 Comment
  UC1755316  Schoenoplectus subterminalis Dean W. Taylor 2002-8-30 18328 Trinity Picayune Creek watershed, small pond ca. 1.5 miles N of Picayune Lake [the pond is shown on the quadrangle as astride the line with Section 15] 1767 Comment
  HSC4768  Scirpus congdonii William J. Ferlatte 1966-8-24 483 Trinity Boulder Creek Basin, tributary to Canyon Creek 1829 Comment
  HSC78490  Scirpus congdonii John S. Palmer 1973-7-1 84 Trinity Bear Lakes Area, Tangle Blue Lake 1753 Comment
  RSA41888  Scirpus microcarpus H. C. Cantelow 1936-8-24 1613 Trinity Dan Rice Creek, about 3 miles from summit of Scott Mountain. Comment
  HSC71210  Scleranthus annuus Thomas W. Nelson, Jane P. Nelson 1979-5-13 4643 Trinity Flood plain of Trinity River at Douglas City BLM Campground 488 Comment
  RSA211462  Scribneria bolanderi William J. Ferlatte 1967-8-11 912 Trinity Below the ice fields on the north side of Thompson Peak. 2378 Comment
  HSC39124  Scutellaria antirrhinoides Gary S. Lester, R. J. Mastrogiuseppe 1974-6-29 310 Trinity FS Rd. 28N10, near Grasshopper Camp 1372 Comment
  HSC70094  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson 1978-6-22 4306 Trinity Along branch rd. off Dubakella Rd. 2 mi. from junction with Red Mtn. Motorway, SW of S Dubakella 1555 Comment
  UC704274  Scutellaria antirrhinoides Frank A. Pitelka 1943-6-26 266 Trinity 2.1 mi w of Hyampom 365 Comment
  UC922483  Scutellaria antirrhinoides Annie M. Alexander and Louise Kellogg 1949-6-30 5734 Trinity between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  RSA637566  Scutellaria antirrhinoides D. Sanchez-Mata 1996-6-28 s.n. Trinity Shasta-Trinity National Forest. Burnt Ranch-Cedar Flat. Trinity River. 450 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
  SD147972  Scutellaria antirrhinoides Richard Olmstead 1986-6-19 886 Trinity Van Duzen River valley along F. S. Road 1S07, ca. 200 yards above its junction with F. S. Road 511, 9.5 miles south of junction F. S. Road 511 and Highway 34. 922 Comment
  HSC74033  Scutellaria californica Gail Newton 1980-7-10 1301 Trinity Near Senteney Rock 1463 Comment
  UC577339  Scutellaria californica Joseph P. Tracy 1932-6-17 10201 Trinity Three Forks of Mad River; North Coast Ranges, Three Forks of Mad River 883 Comment
  HSC70616  Scutellaria californica J. O. Sawyer, K. A. Sawyer 1981-8-1 4158 Trinity Along trail to Canyon Creek Lakes 1220 Comment
  UCD125720  Scutellaria californica Joseph P. Tracy 1941-6-29 16926 Trinity Van Duzen River, half way between Low Gap and Hettenshaw. 975 Comment
  RSA249372  Scutellaria siphocampyloides D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5651 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. 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
  SEINET13759268  Sedum kiersteadiae P. F. Zika, B. L. Wilson 2011-7-31 26580 Trinity Shasta-Trinity NF, 10.1 miles NW of Hwy 3 on FR 42N17. 1761 Comment
  CAS-BOT-BC61461  Sedum laxum subsp. flavidum Marc Andre Baker 1979-7-1 608 Trinity E. of Mud Springs, W branch of the third dead end logging road. Comment
  HSC82491  Sedum laxum subsp. flavidum Thomas W. Nelson, Jane Nelson 1980-6-22 5758 Trinity Along FS Rd. 29N28, 7 mi. from junction with State Rte. 36 1372 Comment
  UC967448  Sedum laxum subsp. heckneri Reid Moran 1951-6-13 3484 Trinity 5 mi ne Forest Glen (Post Creek); ne of Forest Glen 883 Comment
Read comments
Aug 17 2011
  CAS-BOT-BC64196  Sedum obtusatum subsp. paradisum M. Baker 1979-7-1 596 Trinity Canyon Ck. Lakes Trail, .4 km S of Canyon Ck Falls. Comment
  HSC262  Sedum obtusatum subsp. retusum William J. Ferlatte 1967-8-19 1029 Trinity Red Rock Mtn. 2287 Comment
  CAS-BOT-BC64636  Sedum oregonense Eugene Carter 1971-7-13 288 Trinity N Fork Trinity River, Hobo Gulch Camp. (18 mi NW of Weaverville) On rocks NW of Keystone Meadows Helispot. 1402 Comment
  CAS-BOT-BC64638  Sedum oregonense F. Almeda 1993-7-29 7330 Trinity 2-4 mi past Gates Property off Coffee Ck Rd on unmarked trail through private property to Josephine Lake, Trinity Alps 1645 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
  CAS-BOT-BC59095  Sedum spathulifolium Mrs. H. C. Cantelow 1935-6-10 873 Trinity near Trinity Alp Resort. Comment
  CAS-BOT-BC59131  Sedum spathulifolium Milo S. Baker Summer '26 1606 Trinity Trinity Alps Resort- 1 mile above north edge Comment
  CHSC113813  Sedum spathulifolium subsp. purdyi Rebecca Stubbs; Sierra Spooner, A. Jefferson, Sharon Vollmann 2011-6-29 RS 2803 Trinity Canyon Creek Trail, approximately 2 miles from trailhead; accessed by Canyon Creeks road off Highway 299; on top of a boulder immediately adjacent to the trail; the boulder forms a rock shelter about 10 x 5 x 2 feet, +/- 3 meters (NAD83). UTM zone 10, 498247 east, 4528253 north. 1125 Comment
  HSC38947  Sedum spathulifolium var. spathulifolium J. P. Smith, J. O. Sawyer 1975-6-22 8212 Trinity Granite Canyon Creek. 701 Comment
  HSC40632  Sedum spathulifolium var. spathulifolium M. A. Baker 1977-4-8 274 Trinity Near Gray's Falls, W side of foot bridge crossing river 305 Comment
  HSC34417  Senecio aronicoides J. P. Smith, J. O. Sawyer 1973-7-3 6966 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC67013  Senecio aronicoides J. P. Smith 1973-4-21 6171 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC67995  Senecio aronicoides J. P. Smith 1976-5-21 8751 Trinity Scott Mtn. Campground 1646 Comment
  UC922322  Senecio aronicoides Annie M. Alexander and Louise Kellogg 1949-6-30 5739 Trinity saddle between North Yolla Bolly and Black Rock Mountains (Yolla Bolly Middle Eel Primitive Area); , btwn North Yolla Boll 2103 Comment
  UCD135539  Senecio integerrimus Joseph M. DiTomaso 1976-6-30 535 Trinity Caribou Ridge Trail on Stuarts Fork side. Trinity Alps. 2164 Comment
  JEPS59010  Senecio integerrimus var. exaltatus Elizabeth McClintock 1956-6-15 Trinity on trail to Stoddard Lake, along East Fork of Coffee Creek East Fork of Coffee Creek Comment
  CAS-BOT-BC364054  Senecio integerrimus var. major Roxana S. Ferris; Laura Lorraine 1948-6-11 11683 Trinity Summit between Mad River and south fork of Trinity River, State Highway 36 1359 Comment
  RSA0124975  Senecio integerrimus var. major Philip A. Munz 1949-5-17 13271 Trinity Rush Creek Public Camp, 9 miles north of Weaverville. 914 Comment
  JEPS102259  Senecio sylvaticus L. P. Janeway 1996-7-13 5044 Trinity Klamath Ranges. Canyon of Van Ness Creek; 1.5 mi northwest of Trinity Mountain; at end of logging spur road 0.8 mi from Van Ness Creek Road. 1020 Comment
  CAS-BOT-BC364462  Senecio triangularis C. L. Hitchcock; J. S. Martin 1939-7-11 5385 Trinity West side of upper Canyon Creek Lake, 11 mi. north of Dedrick, in Salmon-Trinity Alps 1889 Comment
  HSC77979  Senecio triangularis John S. Palmer 1973-9-7 165 Trinity Bear Lakes Area, S side of Little Bear Lake 1860 Comment
  UC130564  Senecio triangularis H. M. Hall July 1909 8640 Trinity Swift Creek , Swift Creek (Salmon Mountains) 1493 Comment
  UCD116669  Sidalcea glaucescens Dean W. Taylor 14 Sep 197? 7719 Trinity Swim Meadow. 1219 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
  UCD116839  Sidalcea oregana subsp. spicata Joseph M. DiTomaso 1975-7-23 190 Trinity Trinity Alps, 1 mile short of Sugar Pine Lake on Sugar Pine Trail. 1950 Comment
  HSC34682  Silene Margariet Wetherwax 1975-5-16 142 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC73460  Silene Grunert 2 Trinity Philpot Campground 808 Comment
  HSC103758  Silene M. R. Mesler 2013-5-4 1476 Trinity Basin Gulch camp, at entrance Comment
  HSC103759  Silene M. R. Mesler, C. Wilson 2013-5-26 1477 Trinity Philpot Camp near Peanut. Along road (north side) west of camp entrance. Comment
  HSC85907  Silene Linstedt, Strull, Houseman 1984-5-12 25 Trinity E facing slope 979 Comment
  CHSC35611  Silene bolanderi Thomas W. Nelson 1980-5-30 5372 Trinity Six Rivers National Forest. Along road 4N09 1.9 miles from junction with road 60 (Underwood Mountain Road). 1127 Comment
  HSC42095  Silene campanulata subsp. greenei Ed Cope 1977-5-21 105 Trinity Hwy. 3, 0.25 mi. above confluence of Trinity River and Tangle Blue Creek. 1006 Comment
  CDA21533  Silene grayi G. F. Hrusa 1993-7-24 11386 Trinity Trinity Mountains; Head of Scorpion Creek. Immediately upslope from pool from which creek originates. Ridge N of Bonanza King Lookout. 1584 Comment
  UC668085  Silene grayi Joseph P. Tracy 1935-8-5 14574 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek 2133 Comment
  CDA24108  Silene hookeri G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2679 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
  CAS-BOT-BC181260  Silene hookeri subsp. hookeri Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity North of Trinity Center and Scott Ranch Comment
  CAS-BOT-BC181264  Silene hookeri subsp. hookeri John Thomas Howell 1955-6-13 30366 Trinity Serpentine slope, Peanut 762 Comment
  HSC71534  Silene laciniata subsp. californica J. P. Smith, Thomas W. Nelson 1979-6-26 10218 Trinity Shasta-Trinity National Forest, Philpot Campground on Philpot Creek. 793 Comment
  UCD98732  Silene lemmonii Joseph M. DiTomaso 1976-6-24 491 Trinity Trinity Alps; Swift Creek Trail just southeast of junction with Granite Lake Trail. 1280 Comment
  UCD98734  Silene lemmonii Joseph M. DiTomaso 1976-7-8 597 Trinity Trinity Alps; 0.5 mile west of Fosters Cabin on Swift Creek Trail. 1630 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
  JEPS95574  Sisymbrium altissimum Vernon H. Oswald and L. Ahart 1994-6-14 6293 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
  UC130682  Sisyrinchium bellum H. M. Hall July, 1909 8641 Trinity Swift Creek; Salmon Mountains 1524 Comment
  SEINET7091116  Sisyrinchium bellum Douglass M. Henderson 1985-6-6 6963 Trinity Trinity Mountians, Shasta-Trinity National Forest, Highway 3 circa 5.4 miles south of Scott Mountain Pass along upper Trinity River. Ex University of Idaho Stillinger Herbarium (ID), Acc. No. 118811. 960 Comment
  CHSC70186  Sisyrinchium elmeri Jennifer Whipple 1976-7-26 1596 Trinity Meadows north of Lower Deadfall and Deadfall Lakes. 7100-7600 feet. 2164 Comment
  RSA153460  Sisyrinchium idahoense H. K. Sharsmith 4828 Trinity Scott Mountains; streamlet flowing into Mosquito Lake ca. 300 feet above the lake. Salmon-Trinity Alps Wilderness Area, Shasta National Forest 2043 Comment
  HSC36122  Smilax californica Gary S. Lester, J. O. Sawyer, Judith G. Dickson 1973-6-30 36 Trinity S Dubakella Mtn. 1707 Comment
  UCD139975  Smilax jamesii Joseph M. DiTomaso 1975-7-14 124 Trinity Trinity Alps. 0.5 mile west of junction with Long Canyon on Bowerman Meadows Trail. 1645 Comment
  HSC24122  Solanum parishii J. O. Sawyer 1970-4-18 2491 Trinity Above New River. 244 Comment
  HSC75093  Solanum parishii J. P. Smith, Thomas W. Nelson 1979-6-15 10101 Trinity Shasta-Trinity National Forest, Bear Creek at its junction with the Trinity River 915 Comment
  RSA21434  Solidago californica C. B. Wolf 1937-8-12 9197 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  HSC36185  Solidago velutina subsp. californica J. P. Smith, J. O. Sawyer 1973-7-26 7153 Trinity Eagle Creek Campground 854 Comment
  HSC40114  Solidago velutina subsp. californica Thomas W. Nelson, James Nelson 1976-10-25 3271 Trinity Along W side of Red Lassic 1707 Comment
  UC205163  Solidago velutina subsp. californica Joseph P. Tracy 1919-9-15 5219 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 487 Comment
  CHSC55886  Sonchus asper L. P. Janeway 1987-6-29 2401 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch.' Area on N side of Lewiston Rd 1.8 mi from hwy 299. On bank of ditch. 533 Comment
  CAS-BOT-BC374411  Sonchus asper Eugene Carter 1974-8-30 882 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near the Rich Gulch Road 495 Comment
  CAS-BOT-BC158906  Sorbus scopulina E. V. Jotter 1912-8-29 7723 Trinity Trinity Forest 1341 Comment
  HSC64990  Spergularia rubra D. L. Goforth 1979-7-23 342 Trinity Trinity Alps Wild Area, Upper Union Creek 1951 Comment
  HSC64783  Spiraea douglasii J. P. Smith, Steve Selva 1970-7-28 4528 Trinity Twin Lakes. 1677 Comment
  HSC78778  Spiraea douglasii John S. Palmer 1973-9-7 190 Trinity Bear Lakes area, along trail to Big Bear Lake. 1723 Comment
  UCD101238  Spiraea splendens Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Middle Deadfall Lake at the base of Mount Eddy. 2250 Comment
  SEINET3892265  Spiranthes porrifolia Lewis S. Rose 1955-7-17 55125 Trinity Weaverville.; 0 610 Comment
  UC922592  Stachys ajugoides var. rigida Annie M. Alexander and Louise Kellogg 1948-8-1 5379 Trinity Dedrick, w bank of creek Trinity Mountains, Canyon Creek 762 Comment
  HSC54135  Stachys rigida Gilbert Muth 1979-7-17 8320 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC92412  Stachys rigida var. rigida Jennifer Whipple 1977-8-3 2078 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC40121  Stachys rigida var. rigida Thomas W. Nelson, James Nelson 1976-7-28 3069 Trinity Along 2S08 on S side of Goat Mtn. 1555 Comment
  HSC26408  Stellaria media J. P. Smith, J. O. Sawyer 1973-3-11 5875 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  HSC68050  Stellaria nitens J. P. Smith, J. O. Sawyer 1973-4-14 6095 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  HSC68052  Stellaria nitens J. P. Smith, J. O. Sawyer 6129 Trinity Coffee Creek Rd., 4.6 mi. W of Hwy. 3 1189 Comment
  CAS-BOT-BC375213  Stephanomeria elata John Thomas Howell 1936-8-26 12831 Trinity Scott Mts. 13.5 miles n. of Carrville Comment
  UC184861  Stephanomeria lactucina Harry S. Yates 1914-7-13 477 Trinity divide between Slate Creek and Bear Creek 1402 Comment
  HSC24770  Stipa lemmonii D. E. Anderson, J. Lackey, D. Santana 1971-7-15 5262 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC44167  Stipa lemmonii Thomas W. Nelson, Jane P. Nelson 1977-6-19 3532 Trinity Above Senteney Rock. 1555 Comment
  CHSC82650  Streptanthus barbatus L. P. Janeway 2001-7-8 7289 Trinity Klamath Ranges. North end of Brushy Mountain (ridge) 8.0 km north-northwest of Pony Buck Peak; along Road 29N28 0.5 km south of Road 29N39. 1400 Comment
  HSC67203  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1980-6-16 5454 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  HSC68824  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1980-6-19 5619 Trinity Along Salt Creek Rd., 2 mi. from junction with Hwy. 3 793 Comment
  HSC97708  Streptanthus barbatus Thomas W. Nelson, Shauna Hee 2006-8-4 9474 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  JEPS94023  Streptanthus barbatus Vernon H. Oswald and Lowell Ahart 1998-7-28 9369 Trinity Hwy. 36 4.8 mi. w. of Wildwood Rd., 7.3 mi. e. of Hwy. 3 1249 Comment
  UCD164317  Streptanthus barbatus Ryan O'Dell 2010-7-1 s.n. Trinity UTM zone 10, 492619, 4468250. [UTM coordinates place this location along Hayfork Creek, south of the town of Wildwood and HWY 36.] 1251 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
  HSC68848  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-20 5702 Trinity Shasta-Trinity National Forest, at end of FS Rd. 30N28A 1463 Comment
  HSC71886  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-22 5780 Trinity Along FS Rd. 30, 10 mi. S of junction with Hwy. 36 and 1.5 mi. W of junction with road to Pine Root Spring 1463 Comment
  SEINET11993717  Streptanthus breweri var. breweri Unknown 1985-1 50540 Trinity near Kettenpom, ca 0.4 mi S on road to Covelo 1006 Comment
  UC1553581  Streptanthus drepanoides E. Dean 1988-8-2 160 Trinity lower 1/3 of peak above rd 28N10 (ca 1 mi from jct with rd 28N19); Pony Buck Peak 1400 Comment
  UCD164319  Streptanthus drepanoides Ryan O'Dell 2010-7-1 s.n. Trinity UTM zone 10, 493028, 4469073. [UTM coordinates place this location along Hayfork Creek, south of the town of Wildwood and HWY 36.] 1074 Comment
  SEINET10768182 Image available Streptanthus oblanceolatus Thomas W. Nelson, Jane P. Nelson 2004-6-2 Nelson 9217 Trinity T5N, R6E, Sec. 3. UTM N 459111 E 45212.. Steep Bluff along State Route 299, 100 m east of boundry of Shasta-Trinity National Forest ca. 1.61 km west of Burnt Ranch. 424 Comment
  CAS-BOT-BC87886  Streptanthus tortuosus Eugene Carter 1968-6-22 176 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles NW of Weaverville.) 1 mile up Morrison Gulch Trail. 1341 Comment
  CAS-BOT-BC87888  Streptanthus tortuosus Joseph P. Tracy 1935-8-5 14542 Trinity Devil's Canyon Mountains. At head of White's Creek. 2072 Comment
  HSC36406  Streptanthus tortuosus J. P. Smith, J. O. Sawyer 1973-7-4 7027 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs 1555 Comment
  HSC74035  Streptanthus tortuosus Gail Newton 1980-7-10 1292 Trinity Near Senteney Rock 1463 Comment
  RSA258844  Streptanthus tortuosus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5517 Trinity Black Lassic. 1738 Comment
  UC1492809  Streptanthus tortuosus Freed W. Hoffman 1949-7-19 2878 Trinity rock outcrop 1.4 mi w Regan Meadow Camp; North Coast Ranges 1524 Comment
  UC1492827  Streptanthus tortuosus Freed W. Hoffman 1950-7-10 3446 Trinity Burnt Ranch North Coast Ranges, Trinity River Comment
  UC275354  Streptanthus tortuosus Joseph P. Tracy 1923-6-29 6427 Trinity near mouth of North Fork; Northern Coast Ranges, Trinity River 609 Comment
  UC906675  Streptanthus tortuosus Stuart K. Harris 1942-6-24 7157 Trinity bluffs at river mouth New River 365 Comment
  UC956625  Streptanthus tortuosus Freed W. Hoffman 1948-7-14 2317 Trinity Castella-Trinity Center road 0.3 mi e Crow Creek Ranger Station Comment
  UCD164175  Streptanthus tortuosus N. Ivalu Cacho; Sharon Y. Strauss 2010-8-28 IC-SS 158 - Trinity Hwy 299. 467 Comment
  UC2016520  Streptanthus tortuosus Richard Olmstead 1983-7-9 451 Trinity Growing in sand and gravel of Canyon Creek channel 200 yards above Ripstein Camp. Trinity Alps. Comment
  HSC97092  Streptanthus tortuosus var. pallidus Thomas W. Nelson, Susan Erwin 2006-5-19 9410 Trinity Along Forest Service Rd. 29N22. Approx. 30 miles South of junction with Forest Service Rd. 29N58 Comment
  RSA0002027  Streptanthus tortuosus var. pallidus Joseph P. Tracy 1926-5-31 7534 Trinity Junction City. 457 Comment
  POM257759  Suksdorfia ranunculifolia C. L. Hitchcock, J. S. Martin 1939-7-11 5377 Trinity Between upper and lower Canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps. 1890 Comment
  JEPS109558  Swertia fastigiata Dean Wm. Taylor, Tom Engstrom 2002-7-19 18249 Trinity South Fork Mountain, Pickett Peak, opening along natural gas pipeline ca. 0.3 miles West from Forest Road 1S02 1645 Comment
Read comments
Dec 20 2007
  CAS-BOT-BC269637  Symphoricarpos albus var. laevigatus Eugene Carter 1974-8-30 879 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near Montgomery Placer Mine 495 Comment
  HSC34408  Symphoricarpos albus var. laevigatus J. P. Smith, J. O. Sawyer 1973-7-3 6959 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  UC565944  Symphoricarpos albus var. laevigatus H. A. Jensen 1931-9-19 232 Trinity near Ruth; Hoaglin Quad. 914 Comment
  CAS-BOT-BC237089  Symphoricarpos mollis G. R. Kleeberger 1879-9-20 s.n. Trinity Unspecified Comment
  HSC18886  Symphoricarpos mollis J. O. Sawyer 1968-9-1 636 Trinity Along Limestone Ridge from Pony Mtn. to Marble Springs. 1463 Comment
  HSC32258  Symphoricarpos mollis J. O. Sawyer 1970-6-25 2288 Trinity Near One Mile Camp on Devil's Backbone. 1494 Comment
  HSC63155  Symphoricarpos mollis M. A. Baker 1979-7-1 617 Trinity Hell to Find Lake Comment
  JEPS13655  Symphoricarpos mollis W. L. Jepson 1897-7-25 Trinity South Yolla Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  CAS-BOT-BC97894  Symphyotrichum eatonii Annie M. Alexander; Louise Kellogg 1948-8-20 5514 Trinity West side of Morris Meadows, Stuart Fork 1280 Comment
  CAS-BOT-BC98547  Symphyotrichum spathulatum P. A. Munz 1951-7-20 16729 Trinity Dry pond near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  SEINET3194868 Image available Taeniatherum caput-medusae Joseph P. Tracy 1932-1 10234 Trinity Hillslopes of Mad River Valley. 6 miles above Ruth. 790 Comment
  CAS-BOT-BC376924  Taraxacum officinale Doris K. Kildale 1929-5-1 7822 Trinity Callahan Comment
  HSC59230  Taraxacum officinale Phyllis Krieg 1979-5-12 Trinity 2.5 mi. S on Deer Lick Springs Rd. Above Brown's Creek 610 Comment
  HSC34126  Tauschia kelloggii J. O. Sawyer 1970-5-3 2613 Trinity Above New River 244 Comment
  HSC62709  Tauschia kelloggii M. A. Baker 1979-7-4 1003 Trinity Jone's Ridge Comment
  UC1446398  Tauschia kelloggii Richard Spellenberg 1980-7-8 5577 Trinity hogback about 2 mi from Calif. Hwy 299 (about 3 air mi sse of Burnt Ranch on USFS portion of Frederick's Rd.); on divide between Bidden and Mill Creek drainages Comment
  CAS-BOT-BC81358  Taxus brevifolia P. A. Munz 1951-7-17 16554 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1341 Comment
  HSC54392  Taxus brevifolia Gilbert Muth 1979-7-18 8523 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  JEPS87812  Taxus brevifolia Vernon H. Oswald and Lowell Ahart 1994-8-1 6426 Trinity 5.1 mi n of Forest Rd. 26, ca 4.5 mi (air) sw Mt. Eddy (Forest Rd. 40N45 at Little Picayune Creek, growing along a small shady streamlet on a slope above the road); Little Picayune Creek, sw of Mt. Eddy 1828 Comment
  CAS-BOT-BC81356  Taxus brevifolia G. R. Kleeberger 1879-11-1 s.n. Trinity West Weaver Canyon Comment
  NY17439  Taxus brevifolia P. C. Everett 1954-10-15 20304 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
  RSA96791  Taxus brevifolia P. C. Everett, E. K. Balls 1954-10-15 20304 Trinity Hwy 36, 10 mi SE of Peanut, Between Hayfork and Wildwood. 869 Comment
  HSC4483  Tellima grandiflora William J. Ferlatte 1967-8-6 789 Trinity Canyon Creek Lakes above upper lake 1738 Comment
  HSC37224  Tellima grandiflora Lon Hall 1975-5-17 357 Trinity Humboldt Meridian, Hayden Flat Campground on the N side of the Trinity River adjacent to Hwy. 299 390 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
  UC463024  Thelypteris nevadensis E. B. Copeland 1931-8-18 Trinity S. Fork Mt. 900 Comment
  HSC40512  Thermopsis gracilis J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2578 Trinity Along trail to Granite Lake 1372 Comment
  JEPS109838  Thermopsis gracilis var. gracilis Dean W. Taylor 2005-5-25 19325 Trinity Graves Creek, about 0.9 road miles up from the bridge over Graves Creek 1091 Comment
  SEINET10874059  Thermopsis macrophylla var. venosa Mary Susan Taylor 1980-7-1 Taylor 3032 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
  SBBG2601  Thlaspi montanum var. montanum J. M. Tucker 1947-5-17 1560 Trinity vicinity of summit of rd over Scott Mtn (Callahan to Carrville) 1615 Comment
  CAS-BOT-BC66863  Thysanocarpus curvipes Eugene Carter 1976-5-1 1109 Trinity North Fork Trinity River and vicinity. Pigeon Point Campground on the Trinity River. 426 Comment
  CAS-BOT-BC66867  Thysanocarpus curvipes Doris Kildale 1931-5-17 10910 Trinity Hawkins Bar. 182 Comment
  HSC73905  Thysanocarpus curvipes R. York 1980-5-24 651 Trinity Near Long Ridge. 1036 Comment
  HSC74298  Thysanocarpus curvipes M. A. Baker 1980-5-23 1434 Trinity Near Tierney Canyon 975 Comment
  HSC6984  Thysanocarpus curvipes K. P. St. John 1965-5-6 31 Trinity 2 mi. E of Del Loma on Hwy. 299 Comment
  SD43768  Thysanocarpus curvipes subsp. curvipes Philip A. Munz 1949-5-15 13236 Trinity 1.0 mile below Dedrick 915 Comment
  UCR124015  Tiarella trifoliata var. unifoliata George K. Helmkamp, E. A. Helmkamp 2001-7-8 6956 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  HSC97702  Tofieldia occidentalis subsp. occidentalis Thomas W. Nelson, Shauna Hee 2006-8-4 9477 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  CAS-BOT-BC447617  Tolmiea menziesii Milo S. Baker 1926-7-14 22 a-26 Trinity S Fork Mt along stream 5 mi along Forest Road from Highway 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
  RSA49698  Tonella tenella Philip A. Munz 1949-5-15 13211 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  UCD124644  Tonella tenella Don Hagar 1956-5-30 67 Trinity Gray's Flat, ca. 5 miles east of Salyer. 304 Comment
  UCD136860  Tonestus lyallii William J. Ferlatte; Alice Q. Howard 1970-8-11 1308 Trinity Trinity Alps.Thompson Peak, west of summit. 2682 Comment
  SEINET3103609  Toxicodendron diversilobum Steve Selva, Roger Jensen 1974-8-27 77 Trinity Above Hwy 299 approx. 1.5 mi E of Burnt Ranch. Comment
  UCD139823  Toxicoscordion micranthum Thomas W. Nelson 1980-5-30 5358 B Trinity along road 60 (Underwood Mountain Road) 10 miles south from junction with State Route 299. 1341 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
  HSC35872  Trichostema laxum Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2089 Trinity Van Duzen River; Brown's Canyon Campground Comment
  SEINET8999777 Image available Trichostema laxum Harold E. Parks, Tracy, Joseph P. 1941-8-28 11507 Trinity Low Gap, on Van Duzen River slope. 792 Comment
  UCLA54744  Trichostema oblongum John Thomas Howell 1937-7-21 13208 Trinity Big Flat Comment
  RSA211153  Trichostema oblongum William J. Ferlatte 1966-8-6 367 Trinity Big Flat. The Trinity Alps. 1524 Comment
  HSC24120  Trientalis latifolia J. O. Sawyer 1970-4-18 2520 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC37186  Trientalis latifolia Lon Hall 1975-5-16 335 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC54079  Trientalis latifolia Walter Overton 1979-7-17 8140 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC73462  Trientalis latifolia Grunert 14 Trinity Philpot Campground 808 Comment
  HSC35176  Trifolium bifidum John S. Palmer 1975-5-18 358 Trinity Diablo Meridian; SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  JEPS123062  Trifolium breweri D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 099 Trinity Scorpion Lake Comment
  CAS-BOT-BC94450  Trifolium breweri R. C. Wenk 2005-7-18 302 Trinity Scott Mountains, border between Trinity and Siskiyou Counties, along Highway 3, Scott Mountain Campground 1650 Comment
  HSC35156  Trifolium ciliolatum Pamela Bruce 1975-5-17 38 Trinity Humboldt Meridian; along S.R. 299 at the Hayden Flat Campground 390 Comment
  JEPS128089  Trifolium cyathiferum Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -013 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  JEPS94418  Trifolium cyathiferum Vernon Oswald and Lowell Ahart 1997-7-17 8721 Trinity 2.9 mi s of Highway 36 (Forest Road 29 (Bramlot Road)); Forest Road 29 1158 Comment
  UCD143703  Trifolium cyathiferum Alfred H. Murphy 1957-7-23 57 J Trinity Deadfall Creek, Shasta National Forest. East of Mt. Eddy. 2011 Comment
  UC796611  Trifolium eriocephalum var. eriocephalum Roxana S. Ferris and Laura Lorraine 1948-6-11 11676 Trinity ca 24 mi e Bridgeville (at junction of Mad River Rock Lookout Station and State Hwy 36); Six Rivers National Forest Comment
  HSC70303  Trifolium fucatum M. A. Baker 1980-5-25 1532 Trinity Near Shannon Butte 701 Comment
  UC1223326  Trifolium kingii var. productum Joseph P. Tracy 1935-8-5 14610 Trinity at head White's Creek (Rocky Cirque); Devil's Canyon Mtns 182 Comment
  HSC82302  Trifolium longipes Thomas W. Nelson, Jane P. Nelson 1979-6-15 4819 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  JEPS106492  Trifolium longipes var. elmeri J. K. Nelson 2004-8-31 2004 -99 Trinity The Eddys; North Fork Picayune Creek drainage of Trinity River watershed, N of Road 40N67, ca. 30 mi W of Mount Shasta City. 1767 Comment
  RSA168854  Trifolium longipes var. shastense Joseph P. Tracy 1935-8-3 14506 Trinity Mary Blaine Mt. Comment
  HSC71474  Trifolium microcephalum J. P. Smith 1973-5-6 6653 Trinity Blanchert Flats near Douglas City Comment
  SEINET7073516  Trifolium microcephalum A. G. Vestal 1963-6-5 s.n. Trinity About 14.7 miles west of Hayfork on the Hyampom Road. UTM Zone 10, 468396mN, 4496613mN. Coordinate datum: NAD27. Comment
  RSA322220  Trifolium obtusiflorum John M. Gillett, A. G. Moulds, George W. Gillett 1964-6-7 12615 Trinity Trinity River Ridge, South Fork Road. About 1 miles east of Willow Creek. 183 Comment
  SD98931  Trifolium pratense Darley F. Howe 1977-7-1 4978 Trinity 9.0 miles from Weaverville on Route 3. 671 Comment
  SEINET10904026  Trifolium tridentatum M. S. Mayer, S. Meredith; D. Bjornbak 1985-5-11 Mayer 71 Trinity T29n,r10w,sec.15, 1 mile from basin gulch campground on hwy 36, grassy Hillside, western exposure with white oak 820 Comment
  HSC71387  Trifolium willdenovii J. P. Smith 1973-5-6 6654 Trinity Blanchert Flats near Douglas City Comment
  POM349581  Trifolium willdenovii James Payne Smith 1973-5-6 6654 Trinity Blanchert Flats near Douglas City. Comment
  HSC65665  Triglochin maritima Donald W. Miles 1979-6-30 14 Trinity Above E Fork Trinity River, along Mumbo Creek Rd. 1463 Comment
  CAS-BOT-BC519083  Trillium angustipetalum J. D. Coffman 1912-4-24 251 Trinity Weaverville Comment
  CAS-BOT-BC519101  Trillium chloropetalum var. chloropetalum Sack; Iverson 1933-5-28 G- 12 Trinity Kittenpom Creek 762 Comment
  CHSC57556  Trillium ovatum Michelle Y. Wagner 1990-4-9 14 Trinity 10.9 miles e of the city of Mad River on Hwy 36. 1432 Comment
  CHSC53649  Triphysaria pusilla Joyce Lacey 1987-6-22 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr.; on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch'. 533 Comment
  CAS-BOT-BC135781  Triteleia crocea Annie M. Alexander; Louise Kellogg 1949-7-14 5803 Trinity Union Creek, South branch of Coffee Creek, Northwest of Trinity Center 1828 Comment
  HSC42549  Triteleia crocea Barbara Kelly 1977-5-21 466 Trinity Eagle Creek Campground. 851 Comment
  RSA271935  Triteleia crocea Christopher Davidson 1975-6-5 2700 Trinity 4.5 mile south of Scott Mountain summit, on Hwy 3, near bridge over Tangle Blue Creek. 1098 Comment
  HSC66294  Triteleia hyacinthina Ed Cope, John Palmer Jul 1977 544 Trinity South of trail to Granite Lake. 1280 Comment
  HSC82568  Triteleia hyacinthina Thomas W. Nelson, Jane P. Nelson 1979-5-26 4728 Trinity Along Hwy. 3 at S end of Eagle Creek Loop Comment
  UC1537201  Triteleia hyacinthina Gordon H. True Jr. 1937-7-3 768 Trinity along Weaverville- Trinity Center Road 762 Comment
  JEPS7627  Triteleia laxa Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3401 Trinity Forest Glen, canyon of the South Fork of the Trinity River South Fork of the Trinity River 716 Comment
  UC667966  Tsuga mertensiana Joseph P. Tracy 1935-8-6 14582 Trinity at head White's Creek; Devil's Canyon Mts., White's Creek 1981 Comment
  UCD135136  Tsuga mertensiana Joseph M. DiTomaso 1975-8-26 298 Trinity Trinity Alps., Foster Lake. 2209 Comment
Read comments
Apr 10 2014
  CAS-BOT-BC74114  Turritis glabra Eugene Carter 1973-6-7 560 Trinity East Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles NW of Weaverville). 487 Comment
  CAS-BOT-BC74115  Turritis glabra Doris Kildale 1931-5-17 10922 Trinity Hawkin's Bar. 182 Comment
  HSC64200  Uropappus lindleyi J. O. Sawyer, R. J. Cole 1978-4-22 3092 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  HSC70053  Uropappus lindleyi M. A. Baker 1980-5-25 1557 Trinity Near Shannon Butte 914 Comment
  HSC46780  Urtica dioica subsp. gracilis William J. Ferlatte 1974-7-24 1561 Trinity 100 m W of Coffee Creek Rd. at start of Packers Peak Trail. 1525 Comment
  JEPS87806  Vaccinium cespitosum Vernon H. Oswald and Lowell Ahart 1994-8-1 6427 Trinity ca. 3.0 (air) mi. s.w. Mt. Eddy (Forest Rd. 40N45 at Cedar Creek, 9.3 mi. n. of Forest Rd. 26) 1905 Comment
  UC130625  Vaccinium cespitosum H. M. Hall 1909-7-1 8571 Trinity Dorleska Salmon Mountains 1981 Comment
  UC22256  Vaccinium cespitosum J. Burtt Davy Jun 1899 Trinity Trinity Summit North Coast Ranges Comment
  CHSC1996  Valeriana sitchensis A. Small 1954-6-3 Trinity Hiway 36 between Peanut and Wildwood. 1017 Comment
  HSC3389  Vancouveria planipetala D. E. Anderson 1963-5-12 2436 Trinity Near Trinity-New River canyons. Comment
  CAS-BOT-BC76074  Vancouveria planipetala L. R. Abrams 1916-7-22 6201 Trinity Slope between Mad and Trinity Rivers on Eureka Red Bluff Road. Comment
  CHSC30264  Veratrum californicum var. californicum M. S. Taylor 1980-8-26 3313 Trinity Parker Meadow, ca. 100 ft n of Swift Creek trail, ca. 9 mi w of Trinity Center. 1615 Comment
  CHSC82164  Veratrum californicum var. californicum L. P. Janeway 2001-7-16 7359 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
  HSC35655  Veratrum californicum var. californicum J. P. Smith, J. O. Sawyer 1973-7-4 7121 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  CAS-BOT-BC527064  Veratrum viride var. eschscholzianum A. R. Kruckeberg 1954-8-9 3720 Trinity In Leucothoe Bog along Stuart Fork fo Trinity River, just above upper end of Morris Meadows, Trinity Alps area 1524 Comment
  HSC38617  Verbena lasiostachys D. E. Anderson, J. P. Smith 1971-6-21 - 1114 Trinity 5 miles E of the Humboldt-Trinity Co. line. Comment
  JEPS74580  Verbena lasiostachys var. lasiostachys W. J. Ferlatte and B. D. Rogers 1966-6-1 2031 Trinity 1 mi n Junction City 457 Comment
  RSA50255  Verbena lasiostachys var. lasiostachys E. K. Balls 1949-7-4 13802 Trinity Chloride Mine, above Dedrick. 915 Comment
  HSC21739  Verbena menthifolia R. Spellenberg 1964-8-2 558 Trinity Near Cedar Flat, Burnt Ranch, along Trinity River. Comment
  SFV5254  Veronica americana B. C. Templeton 1957-6-25 s. n. Trinity Vicinity of Scott Mountain. Along stream bank. Comment
  HSC254  Veronica copelandii William J. Ferlatte 1967-8-18 1020 Trinity Red Rock Mtn. 2287 Comment
  UCD124788  Veronica wormskjoldii William J. Ferlatte; Alice Q. Howard 1970-8-11 1306 Trinity Trinity Alps. North side of Thompson Pk., above Grizzly L. 2499 Comment
  HSC100182  Viburnum edule J. P. Smith, J. O. Sawyer, & R. J. Cole 2008-5-25 12512 Trinity Along Hwy. 3, near Carrville. 723 Comment
Read comments
Sep 24 2012
  CHSC110651  Viburnum opulus Julie Kierstead Nelson; Lusetta Nelson, Martin Lenz 2012-8-13 2012 -084 Trinity Hwy. 3 N of Clair Eagle (Trinity) Lake, Carrville. 723 Comment
  CHSC112149  Viburnum opulus Dean Wm. Tylor 2012-9-19 21315 Trinity Carrrville, on Highway 3, west side of the highwy. 732 Comment
  HSC51025  Vicia americana var. americana G. L. Clifton, Overton 1979-6-3 3863 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  RSA293153  Vicia americana var. americana J. P. Smith, J. O. Sawyer 1975-6-1 8193 Trinity 1/2 mile northwest of Wildwood. 915 Comment
  CAS-BOT-BC270201  Viola adunca Eugene Carter 1971-7-8 278 Trinity N Fork Trinity River, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville, 0.1 mile NW of Russell Cabin, near end of Backbone Creek Trail 1219 Comment
  HSC68822  Viola cuneata Thomas W. Nelson, Jane P. Nelson 1980-6-19 5623 Trinity Along Salt Creek Rd., 2 mi. from junction with Hwy. 3 793 Comment
  UC1046514  Viola cuneata R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-13 3393 Trinity 1 mi w of Peanut (lower reaches of Philpot Creek); Philpot Creek 762 Comment
  HSC51082  Viola douglasii G. L. Clifton 1979-6-3 3932 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  CAS-BOT-BC536888  Viola glabella Annie M. Alexander; Louise Kellogg 1948-8-23 5543 Trinity Trinity Mountains: lower end of Morris Meadows, Stuart Fork 1280 Comment
  HSC64208  Viola glabella J. O. Sawyer, R. J. Cole 1978-4-22 3084 Trinity Along Big French Creek Rd. [5N13] 12 mi. towards Ironside Mtn. lookout 1463 Comment
  HSC65401  Viola glabella R. White 1977-6-4 83 Trinity 0.5 mi. from Buck Lake by trail 1244 Comment
  HSC42302  Viola hallii Rich White 1977-5-7 51 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC67469  Viola hallii Thomas W. Nelson, Jane P. Nelson 1980-5-25 5343 Trinity Along Covelo-Zenia Rd., 0.5 mi. S of Kettenpom store 1037 Comment
  JEPS50236  Viola hallii W. L. Jepson 1897-7-25 14103 Trinity South Yollo Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  UC1761513  Viola lobata subsp. lobata Milo S. Baker 1926-8-4 205 b Trinity trail from Trinity Alps Camp to Granite Peak 1219 Comment
  RSA67022  Viola macloskeyi Philip A. Munz 1951-7-21 16750 Trinity Head of Patty John Basin, North Yolla Bolly Mts. 2073 Comment
  UCD111050  Viola macloskeyi Joseph M. DiTomaso 1975-6-18 29 Trinity Trinity Alps. 1 mile E of Willow Creek on Deer Creek Trail. Comment
  CHSC97989  Viola ocellata Chris Riddle 2002-5-4 38 Trinity South Fork Trail. Comment
  HSC59308  Viola ocellata R. York 1979-4-29 256 Trinity Along Gray's Falls trail 305 Comment
  HSC64041  Viola ocellata Carl Wishner 1978-5-1 466 Trinity Gray Falls Campground, Six Rivers National Forest Comment
  RSA424310  Viola ocellata Thomas Wood 1979-5-11 162 Trinity Area near Gray's Falls, Nat'l Forest Campground. 274 Comment
  RSA0088656  Viola praemorsa Bonnie C. Templeton 1968-6-13 11326 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  HSC67259  Viola purpurea subsp. integrifolia Thomas W. Nelson, Jane P. Nelson 1980-5-7 5201 Trinity Along FS 29N59, about 1/2 mi. E of junction with FS 30N29, Rattlesnake Ridge 1433 Comment
  HSC75112  Viola purpurea subsp. quercetorum Thomas W. Nelson, Jane P. Nelson 1976-8-3 3089 Trinity W of Buckhorn Summit, along Hwy. 299 979 Comment
  HSC31676  Viola sheltonii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5683 Trinity Along ridge road on South Fork Mtn., 10 mi. N of its junction with Hwy. 36 Comment
  SBBG4838  Viola sheltonii H. and M. Dearing 1939-6-25 3714 Trinity rd to Blake Lookout Comment
  RSA0121705  Vitis californica Barbara Ertter, Tom Delendick 1987-5-16 6954 Trinity Hwy 299 W of Weaverville, ca 33 mi E of Berry Summit, edge of Trinity River on S side of hwy. Comment
  CAS-BOT-BC198740  Vulpia bromoides Pat Daly; Rudy Galindo 1988-4-30 100 Trinity Salyer Rest Stop on Hwy. 299, 7 miles from Willow Creek 201 Comment
  CHSC6098  Vulpia microstachys var. ciliata A. R. Jaegel 1968-5-4 126 Trinity 2 mi n of hwy. 3 on Barker Creek Rd., near Hayfork. Comment
  UC525651  Vulpia microstachys var. ciliata Joseph P. Tracy 1925-5-17 7005 Trinity Hennessey Road Northern Coast Ranges (leading up South Fork of Trinity River) 609 Comment
  JEPS75442  Vulpia microstachys var. pauciflora W. L. Jepson 1934-5-5 16652 Trinity Forest Glen; South Fork Trinity River Comment
  CHSC71544  Whipplea modesta Vernon H. Oswald; Lowell Ahart 1998-7-28 9393 Trinity Southwest of Hayfork on USFS Rt. 7 4.4 mi south of USFS Rt. 10. 1225 Comment
  SEINET10482906  Whipplea modesta Mary Susan Taylor 1980-6-11 Taylor 2829 A Trinity T34N R12W ne 1/4 sec 6. Hyampom quad. Big Bar, on S side of Trinity River, in vicinity of bridge to Big Bar Camp ground. Shasta Natl Forest. 457 Comment
  HSC56625  Wyethia angustifolia G. L. Clifton, Butler 1979-7-17 8033 Trinity Near Jones Ridge, close to the town of Mad River 1388 Comment
  JEPS32089  Wyethia angustifolia W. L. Jepson 1897-7-25 21446 Trinity South Yollo bolly, se Trinity County South Yollo Bolly; [=modern Solomon Peak, see FB 1_107] 1828 Comment
  HSC66870  Wyethia longicaulis M. A. Baker 1980-7-10 2716 Trinity Near Senteney Rock. 191 Comment
  UC34284  Wyethia longicaulis W. C. Blasdale 1896-6-10 Trinity Hyampam Comment
  HSC6337  Xanthium strumarium M. T. Milligan 1964-9-13 260 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  HSC59300  Yabea microcarpa J. M. DiTomaso 1979-4-29 930 Trinity Grays Falls Campground, trail just N of foot bridge over Trinity River 305 Comment
  RSA211415  Zigadenus micranthus William J. Ferlatte 1966-7-1 179 Trinity Trinity Alps: Boulder Creek basin, tributary to Canyon Creek 1555 Comment
  HSC44898  Zigadenus paniculatus J. P. Smith 1973-4-21 6189 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment



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