Search Results — 2000 specimen records retrieved (1409 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78137  Abies X shastensis G. B. Grant 1902-9-7 5124 Trinity Horse Camp, Mt. Shasta 2438 Comment
  HSC100026  Abies X shastensis J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12937 Trinity Along road to summit of Hayfork Bally. 1801 Comment
  CAS-BOT-BC73513  Abies concolor L. B. Kildale 1930-8-26 10511 Trinity South Fork Mountain Comment
  CAS-BOT-BC73514  Abies concolor L. R. Abrams 1916-7-22 6226 Trinity Forested north slope between Mad & Trinity River on Eureka-Red Bluff Road. Comment
  HSC28805  Abies concolor J. P. Smith 1973-4-21 6242 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC46082  Abies concolor J. P. Smith 1973-4-21 6213 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC73772  Abies concolor Gail Newton 1980-7-10 1222 Trinity Near Senteney Rock 197 Comment
  UC774998  Abies concolor Carl B. Wolf 1937-8-12 9179 Trinity 3.5 mi s Cold Spring Lookout; North Coast Range, South Fork Mt. 1524 Comment
  CLARK-A1528-7760  Acer circinatum John C. Roos 1939-7-7 549 Trinity Trinity Mountains Comment
  UC1171596  Acer glabrum var. glabrum H. A. Jensen 1932-8-11 252 Trinity Head of Canyon Creek Trinity Forest, Big Bar Quad. 1737 Comment
  CAS-BOT-BC330964  Acer glabrum var. glabrum H. M. Pollard 1953-8-20 s.n. Trinity Creek-cvrossing on Red Mountain Trail, north of Trinity Alps Resort 1981 Comment
  CDA21340  Acer glabrum var. torreyi G. F. Hrusa 1993-7-24 11381 Trinity Trinity Mountains; Head of Scorpion Creek. Ridge to N of Bonanza King Lookout. 1584 Comment
  HSC12774  Acer glabrum var. torreyi William J. Ferlatte, Alice Q. Howard 1970-8-9 1293 Trinity Boulder Creek Lakes, above upper lake 1921 Comment
  RSA1383  Acer macrophyllum E. R. Johnson 1930-10-17 1588 Trinity 5 miles west of Powerhouse on the Redding-Weaverville Road 366 Comment
  HSC44156  Achillea millefolium Thomas W. Nelson, Jane Nelson 1977-6-19 3463 Trinity Along Rd. 5E27 just N of junction with Rd. 1S07 1524 Comment
  HSC72973  Achillea millefolium Gail Newton 1980-6-26 663 Trinity Near Underwood Creek. 451 Comment
  HSC78355  Achillea millefolium John S. Palmer 1973-7-1 105 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  SDSU13752  Achlys triphylla subsp. triphylla Harvey 1938-8-14 2329 Trinity Trinity River. Comment
  CAS-BOT-BC217014  Achnatherum occidentale C. Hart Merriam 1916-9-1 s.n. Trinity S Yolla Bolla near top Comment
  HSC42277  Acmispon micranthus Rich White 1977-5-21 59 Trinity Eagle Creek Campground 851 Comment
  HSC70314  Acmispon micranthus M. A. Baker 1980-5-24 1467 Trinity Near Long Ridge. 1006 Comment
  HSC70771  Acmispon micranthus M. A. Baker 1980-5-25 1549 Trinity Near Shannon Butte 914 Comment
  HSC46035  Acmispon micranthus Catherine Chin 1978-5-13 58 Trinity 793 Comment
  UCD104260  Acmispon nevadensis var. nevadensis Freed W. Hoffman 1948-7-4 2440 Trinity Bayles to Trinity Center, west side of summit. North Coast Ranges. Comment
  JEPS5883  Aconitum columbianum Joseph P. Tracy 1935-8-6 14656 Trinity head of N. Fork White's Creek (around White's Creek Lake); Devil's Canyon Mts., White's Creek Lake 1981 Comment
  UCD95327  Aconitum columbianum Joseph M. Di Tomaso 1975-7-20 282 Trinity 200 yards east of Willow Creek on Deer Creek Trail. 1645 Comment
  CAS-BOT-BC391552  Aconitum columbianum subsp. columbianum Mrs. H. C. Cantelow 1937-8-16 1875 Trinity Summit of Scott Mt. 1630 Comment
  CAS-BOT-BC391556  Aconitum columbianum subsp. columbianum E. K. Balls 1949-7-1 13706 a Trinity 1 mile below Canyon Creek Meadow, Canyon Creek 1310 Comment
  CHSC118467  Aconitum columbianum subsp. columbianum Julie Kierstead Nelson 2015-7-14 2015 -073 Trinity UTM NAD 83 Zone 10, 501873m E, 4449333m N. Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Fork Yolla Bolly; headwaters of the east fork of the south fork of Trinity River 2215 Comment
  HSC36023  Aconitum columbianum subsp. viviparum J. P. Smith, J. O. Sawyer 1973-6-28 7209 Trinity Scott Mtn. 1585 Comment
  UCD102285  Aconogonon davisiae 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
  UCD98574  Aconogonon davisiae Joseph M. DiTomaso 1975-7-14 134 Trinity Base of Anne Lake in Bowerman Meadows. 1767 Comment
  CAS-BOT-BC391715  Actaea rubra Eugene Carter 1974-6-12 802 Trinity Salmon-Trinity Alps and vicinity. Along the Grizzly Creek Trail near Low Gap Camp 1463 Comment
  HSC56537  Adenocaulon bicolor Walter Overton 1979-7-17 7748 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  HSC56748  Adenocaulon bicolor G. L. Clifton, Butler 1979-7-18 8424 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC76347  Adenocaulon bicolor Alerie Gizinski 1981-7-29 192 Trinity Near Senteney Rock 1219 Comment
  HSC85423  Adenostoma fasciculatum Andrew Buchanan 1986-5-11 53 Trinity 0.5 mi. E of A. C. Graves Ranch on Platina Rd. (A16) Comment
  CAS-BOT-BC65540  Adiantum aleuticum P. A. Munz 1936-8-11 14360 Trinity above Forest Glen 1066 Comment
  SDSU3569  Adiantum aleuticum L. N. Harvey 1930-9-26 Trinity Forest glen. Comment
  RSA285712  Ageratina occidentalis D. C. Michener 1980-7-31 3758 Trinity Along the New River ca. 0.5 miles below Denny Comment
  UC472352  Ageratina occidentalis Harry S. Yates 1914-7-13 489 Trinity Stuarts Comment
  UC527565  Ageratina occidentalis C. B. Wolf 1931-8-31 2382 Trinity along river 5 mi above Salyers; Trinity River 243 Comment
  CAS-BOT-BC29467  Ageratina occidentalis Carl B. Wolf 1931-8-31 2382 Trinity Grown at Rancho Santa Ana Botanic Garden from collection along the Trinity River, 5 mi. above Salyers 243 Comment
  HSC27605  Ageratina occidentalis Thomas W. Nelson 1973-7-14 1058 Trinity Trinity River downstream from Eagle Creek Campground Comment
  RSA66867  Agoseris aurantiaca Philip A. Munz 1951-7-22 16823 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  CDA315  Agoseris grandiflora Vernon H. Oswald & Lowell Ahart 1998-7-29 9368 Trinity Highway 36 4.8 miles west of Wildwood Road, 7.3 miles east of highway 3. Comment
  HSC67994  Agoseris grandiflora J. P. Smith 1976-5-21 8746 Trinity SR 3; at the crossing of Trinity River N of Ramshorn Creek 915 Comment
  HSC40779  Agoseris heterophylla Thomas W. Nelson, James Nelson 1976-6-22 2801 Trinity Below Senteney Rock 1494 Comment
  HSC40782  Agoseris heterophylla Thomas W. Nelson, James Nelson 1976-6-22 2798 Trinity Above Senteney Rock 1524 Comment
  HSC42441  Agoseris heterophylla Barbara Kelly 1977-5-7 414 Trinity Blue Point on Blue Point Ridge 1573 Comment
  RSA416405  Agoseris heterophylla M. A. Baker 1977-5-21 296 Trinity Eagle Creek Campground 851 Comment
  HSC70586  Agoseris retrorsa Gail Newton 1980-7-3 1014 Trinity Near Horsehead Mtn. 1753 Comment
  HSC71559  Agoseris retrorsa M. A. Baker 1980-7-2 2667 Trinity Near Horsehead Mtn. 1737 Comment
  HSC74114  Agoseris retrorsa Gail Newton 1980-7-10 1232 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC126955  Agrostis exarata John Thomas Howell 1937-7-28 13604 Trinity Trinity River Canyon near Eagle Creek. Comment
  HSC102723  Agrostis gigantea J. P. Smith 2013-6-19 13756 Trinity Placer debris along State Route 3, just north of its junction with East Side Road. 728 Comment
  HSC35880  Agrostis thurberiana J. P. Smith, J. O. Sawyer 1973-7-27 7168 Trinity Trail to Deadfall Lakes 2073 Comment
  RSA49628  Aira caryophyllea P. A. Munz 1949-5-15 13239 Trinity Canyon Creek, 5 miles below Dedrick 823 Comment
  UC615423  Allium acuminatum Beryl O. Schreiber 1934-6-6 1154 Trinity 5 mi w Weaverville Comment
  SEINET199673  Allium acuminatum J. P. Tracy 1923-1 Trinity 0 Comment
  CDA11285  Allium amplectens G. F. Hrusa 1994-6-1 11877 Trinity Trinity Mountains; Trinity River floodplain, immed. W of Trinity Camp at crossing of river by Hwy 3. Comment
  CAS-BOT-BC462238  Allium amplectens H. C. Cantelow 1936-5-20 s.n. Trinity Summit of Scott Mt. Comment
  UCD138468  Allium amplectens Joseph M. DiTomaso 1975-7-24 198 Trinity Trinity Alps, between Momford Meadows and Foster's Cabin on Swift Creek Trail. 1645 Comment
  CHSC40936  Allium bolanderi J. D. Jokerst 1984-6-27 2076 Trinity East of and adjacent to Mule Creek just downstream of crossing by USFS logging road. 822 Comment
  UC1198191  Allium bolanderi Joseph P. Tracy 1911-9-25 3541 Trinity 8 mi below Ruth (flats along Mad River); Northern Coast Ranges, Mad River 914 Comment
  HSC65833  Allium bolanderi var. bolanderi Gail Newton 1980-7-9 1096 Trinity Near Shanty Creek. 1113 Comment
  HSC39436  Allium bolanderi var. bolanderi Thomas W. Nelson, James Nelson 1976-6-22 2838 Trinity Above Senteney Rock at junction of 5E27 & 6E42 1524 Comment
  HSC34406  Allium campanulatum J. P. Smith, J. O. Sawyer 1973-7-3 6992 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  SEINET184938  Allium campanulatum Unknown 1939-7-11 5375 Trinity 10 mi. n. of Dedrick, Salmon-Trinity Alps, 1890 Comment
  UC275539  Allium campanulatum Joseph P. Tracy 1923-7-1 6514 Trinity near summit on road to Low Gap of Mad River; Northern Coast Ranges, South Fork Mountain 1066 Comment
  HSC59945  Allium campanulatum M. A. Ericksen 1979-6-22 320 Trinity SW slope of Horsehead Mtn. Comment
  RSA245254  Allium campanulatum William J. Ferlatte, B. D. Rodgers 1966-6-7 2077 Trinity 2 miles west of Peanut on highway 36. 823 Comment
  UCD138487  Allium campanulatum Joseph M. DiTomaso 1976-7-14 634 Trinity Luella Lake. 2164 Comment
  HSC67327  Allium cratericola Thomas W. Nelson, Jane P. Nelson 1980-5-8 5214 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  HSC67350  Allium cratericola Thomas W. Nelson, Jane P. Nelson 1980-5-25 5268 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  HSC67380  Allium cratericola Thomas W. Nelson 1980-5-30 5357 Trinity Along rd. 60, 10 mi. S from junction with SR 299 1341 Comment
  CHSC30129  Allium falcifolium M. S. Taylor 1980-6-18 2926 Trinity On s side of Midas Saddle Rd, ca. 4.5 mi n of its jct with Hwy 36. Near Wilson Point. 1219 Comment
  HSC40482  Allium falcifolium J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2619 Trinity Slopes to top of Silago Peak 2470 Comment
  HSC66148  Allium falcifolium D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 49 Trinity Philpot Creek Campground. 808 Comment
  HSC74106  Allium falcifolium Gail Newton 1980-7-3 1019 Trinity Near Horsehead Mtn. 1753 Comment
  CAS-BOT-BC469092  Allium falcifolium Harold E. Parks; Joseph P. Tracy 1942-7-2 11595 Trinity South Fork Mt, ridge top 1 mi. N of Racetrack 1676 Comment
  HSC60354  Allium falcifolium R. York 1979-5-13 279 Trinity W of Philpot Campground 793 Comment
  HSC71839  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1980-6-27 5962 Trinity Ridge SW from Black Lassic 1677 Comment
  HSC31412  Allium hoffmanii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5582 Trinity Red Lassic. 1799 Comment
  UC1446107  Allium hoffmanii Barbara Williams 1979-5-31 197 Trinity Junc. Rd. 29N49 and Rd. 29 Shasta-Trinity National Forest, Dubakella Mtn. Quad. (Yolla Bolla Ranger District) 1463 Comment
  UC1488734  Allium hoffmanii Gail Newton 1980-7-13 1433 Trinity near Mule Ridge; Blocksburg Quad. 135 Comment
  SEINET200764  Allium membranaceum J. P. Tracy 1936-6-10 14919 Trinity Vicinity of Salyer 244 Comment
  CAS-BOT-BC472978  Allium membranaceum Lester Rowntree 1938-6-11 s.n. Trinity Milton Springs Comment
  HSC91452  Allium validum Jennifer Whipple 1976-7-26 1595 Trinity W and SW facing slopes above Deadfall Creek 2378 Comment
  JEPS123437  Allium validum Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -117 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
  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
  HSC64986  Allium validum D. L. Goforth 1979-7-23 331 Trinity Trinity Alps Wilderness Area, Union Creek drainage, Sugar Pine Trail 2012 Comment
  CAS-BOT-BC169665  Alnus rhombifolia John Thomas Howell 1936-8-27 12842 Trinity near Trinity Center Comment
  RSA211263  Alnus viridis subsp. sinuata W. J. Ferlatte 1967-8-5 775 Trinity A flora of the Trinity Alps in northern California; Canyon Creek Lakes. 1646 Comment
  HSC90616  Amelanchier alnifolia Jennifer Whipple 1976-6-23 1101 Trinity Near Deadfall Lake 2195 Comment
  SEINET10931785  Amelanchier alnifolia Botany 1985-4-19 BOTANY s.n. Trinity T33n,r9w,sec.24. H.m. Steelbridge campground, 2 miles n of hwy 299 on Steelbridge rd. On lower flat sites near river 536 Comment
  HSC41962  Amelanchier alnifolia var. semiintegrifolia Ed Cope 1977-5-21 85 Trinity Eagle Creek Campground 851 Comment
  HSC40429  Amelanchier pallida J. O. Sawyer 1973-7-1 2527 Trinity Butter Creek S of Hyampom. Comment
  HSC40506  Amelanchier pallida J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2598 Trinity Along trail to Granite Lake 1585 Comment
  HSC55426  Amelanchier pallida G. L. Clifton 1979-7-16 7869 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  RSA304925  Amelanchier pallida James R. Shevock 1972-3-26 1457 Trinity Along Trinity River. 427 Comment
  JEPS95660  Amelanchier utahensis Vernon H. Oswald and Lowell Ahart 1999-7-5 9831 Trinity W of Weed ( on the summit of Forest Rd. 17, at the trailhead to Deadfall Lakes) 2011 Comment
  UCD39996  Amelanchier utahensis Rodney Gale Myatt 1971-9-21 1210 Trinity About 1 mile W of the town of Willow Creek. 426 Comment
  UC2046530  Amelanchier utahensis William J. Ferlatte 1976-5-19 1763 Trinity canyon of Coffee Creek at Chinkhollow Creek; stream bank at south side of road Comment
  CAS-BOT-BC45223  Anaphalis margaritacea H. E. Parks; J. P. Tracy 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain Comment
  CAS-BOT-BC45224  Anaphalis margaritacea C. L. Hitchcock; J. S. Martin 1939-7-12 5361 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  UC665566  Anaphalis margaritacea H. E. Parks and Joseph P. Tracy 1941-8-27 11530 Trinity near McKay Camp; South Fork Mountain Comment
  UCD128849  Anaphalis margaritacea Joseph P. Tracy 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain. 1645 Comment
  CAS-BOT-BC391866  Anemone drummondii Annie M. Alexander; Louise Kellogg 1949-7-12 5793 Trinity Union Creek, South branch of Coffee Creek, Northwest of Trinity Center 1828 Comment
  UC668072  Anemone drummondii Joseph P. Tracy 1935-8-3 14516 Trinity Mary Blaine Mt. 1950 Comment
  HSC41952  Anemone oregana var. oregana Rich White 1977-5-21 67 Trinity Scott Mtn. Campground 1646 Comment
  JEPS23994  Angelica arguta Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6855 Trinity at summit of Scott Mountain Scott Mountain 2072 Comment
  UCD149557  Angelica arguta G. L. Stebbins 1972-8-19 s.n. Trinity Southwest of Wildwood, along State Highway 36 at head of Muldoon Gulch. (Exact location unknown. Coordinates estimated by label maker.) 1280 Comment
  HSC72221  Angelica tomentosa Thomas W. Nelson, Jane P. Nelson 1980-8-21 6242 Trinity Shasta-Trinity National Forest, along Hwy. 3, 0.3-0.5 mi. S of Salt Creek Bridge. 762 Comment
  HSC91124  Angelica tomentosa Jennifer Whipple 1977-9-9 2314 Trinity Slope above Deadfall Lake facing W 2256 Comment
  UC1087242  Angelica tomentosa Peter H. Raven, Richard Snow 1958-7-18 13576 Trinity 6.3 mi s of Trinty Center (on road to Minersville) Comment
  HSC21453  Angelica tomentosa D. E. Anderson 1961-10-8 1880 Trinity Weaver Bally Road, S facing slope Comment
  RSA296047  Angelica tomentosa var. tomentosa J. M. DiTomaso 1979-9-18 1543 Trinity Trinity Alps Wilderness Area, above Deer Lake 2256 Comment
  RSA41947  Angelica tomentosa var. tomentosa Ella Dales Cantelow 1936-8-25 1748 Trinity Dan Rice Creek Comment
  CAS-BOT-BC59253  Antennaria argentea Katie Grenier; Bob Woolley; Sandy Denning 1986-5-10 25 Trinity Philpot Campground 792 Comment
  CAS-BOT-BC59254  Antennaria argentea Elizabeth McClintock 1956-6-14 s.n. Trinity Trail to Lion Lake, west of Coffee Creek Comment
  CDA10075  Antennaria argentea G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2715 Trinity At Bowerman Ridge Road on Highway 3 west of Clair Engle Lake, north of Weaverville, 1.25 miles (2 km) south of Preacher Meadow campground, midway between Covington Mill and Trinity Center. Trinity National Forest. Comment
  UC249820  Antennaria argentea Joseph P. Tracy 1923-7-1 6507 Trinity near summit, (on road to Low Gap of Mad River) South Fork Mountain; Northern Coast Ranges 1066 Comment
  POM126133  Antennaria argentea Joseph P. Tracy 1923-7-1 6507 Trinity South Fork Mountain: near summit on road to Low Gap of Mad River 1067 Comment
  HSC42364  Antennaria dimorpha Richard Runyon 1977-5-7 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC92258  Antennaria dimorpha Jennifer Whipple 1976-7-13 1449 Trinity Bear Creek Drainage 2378 Comment
  CAS-BOT-BC84789  Antennaria racemosa Joseph P. Tracy 1935-8-8 14709 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek 1981 Comment
  RSA50086  Antennaria rosea E. K. Balls 1949-7-1 13701 Trinity Canyon Creek Meadow, Canyon Creek. 1372 Comment
  JEPS93996  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and Lowell Ahart 1998-7-28 9386 Trinity e. Forest Glen (Rattlesnake Rd. along w. side of Post Creek 0.2 mi. n. of Hwy. 36) 780 Comment
  RSA107451  Antirrhinum vexillocalyculatum subsp. breweri L. S. Rose 1955-7-16 55120 Trinity 1 mi. w. of Junction City, Trinity River. 448 Comment
  UC1239000  Antirrhinum vexillocalyculatum subsp. breweri Freed W. Hoffman 1949-7-17 3025 Trinity 2.7 mi n A. A. Ranch (Mad River); North Coast Ranges, Mad River Comment
  UCR123915  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-8 6926 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  CAS-BOT-BC229160  Apocynum androsaemifolium Eugene Carter 1975-6-17 957 Trinity East Fork of North Fork Trinity River. Dry road shoulder along the Hobo Gulch Road 533 Comment
  CAS-BOT-BC94944  Apocynum androsaemifolium R. C. Wenk 2005-7-14 193 Trinity Trinity Alps, along Coffee Creek road, trailhead at base of South Fork of Coffee Creek, 3 mi. N of Big Flat Meadow 1402 Comment
  UCR45423  Aquilegia formosa Michelle A. Strull 1985-6-23 24 Trinity Found at junction of Love Letter Springs Rd. and FS Rd. 33N52Y 1829 Comment
  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
  HSC72599  Aquilegia formosa var. formosa Gail Newton 1980-7-1 750 Trinity Near Hayden Roughs. 1250 Comment
  UC1561908  Arabidopsis thaliana Barbara Ertter with Thomas J. Delendick 1987-5-17 6966 Trinity a few mi s of Rush Creek Road juction (along straight stretch of road, Route 3 n of Weaverville) 822 Comment
  HSC64049  Arabidopsis thaliana J. P. Smith, J. O. Sawyer 1973-4-14 6094 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  HSC64204  Arabidopsis thaliana J. O. Sawyer, R. J. Cole 1978-4-22 3088 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  RSA0125882  Arabidopsis thaliana P. A. Munz 1949-5-15 13216 Trinity Ripstein Public Campground. Canyon Creek. Dedrick. 976 Comment
  UCR138804  Arabis breweri M. S. Taylor, J. D. Prouty 1980-6-25 2967 Trinity W of Grizzly Peak and ridge, c. 5 mi due east of Lake McCloud 1614 Comment
  RSA0125735  Arabis breweri William J. Ferlatte 1967-6-28 549 Trinity E side of Packers Peak; Trinity Alps. 2073 Comment
  HSC31826  Arabis breweri var. breweri D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5534 Trinity Black Lassic 1738 Comment
  HSC46813  Arabis breweri var. breweri William J. Ferlatte 1977-6-18 1882 Trinity Packers Peak, W of Big Flat at head of Coffee Creek 2050 Comment
  HSC59958  Arabis breweri var. breweri M. A. Ericksen 1979-6-22 341 Trinity Horsehead Mtn. 1773 Comment
  HSC71752  Arabis breweri var. breweri M. A. Baker 1980-7-1 2571 Trinity Near Hayden Roughs. 1402 Comment
  HSC6563  Arabis breweri var. breweri John L. Heywood, D. H. Norris 1968-3-30 1802 Trinity Hwy. 299, 31 mi. E of Humboldt Co. line Comment
  HSC46815  Arabis divaricarpa William J. Ferlatte 1974-7-24 1562 Trinity Big Flat at head of Coffee Creek, 100 yds. W of Coffee Creek Rd. at start of Packers Peak Trail 1524 Comment
  CAS-BOT-BC65371  Arabis eschscholtziana R. C. Wenk 2005-6-18 176 Trinity Coffee Creek, Big Flat Meadow. In vicinity of cabin at N end of Meadow. 1524 Comment
  JEPS25609  Arabis glabra Rimo Bacigalupi 1959-7-2 7242 Trinity just n Big Flat (headwaters of Coffee Creek); Salmon Mts. Region, Coffee Creek 1511 Comment
  HSC49977  Arabis holboellii var. pinetorum M. A. Baker 1979-5-13 714 Trinity Hobo Gulch Campground Comment
  HSC90632  Arabis holboellii var. retrofracta Jennifer Whipple 1977-7-7 1955 Trinity Mt. Eddy, near Lower Deadfall Lake 2165 Comment
  HSC78348  Arabis platysperma John S. Palmer 1974-9-14 268 Trinity Bear Lakes Area, ridge above Big Bear Lake 2104 Comment
  RSA0129803  Arabis platysperma P. A. Munz 1951-7-18 16637 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  HSC90604  Arabis platysperma var. howellii Jennifer Whipple 1977-7-22 2059 Trinity Deadfall Creek Drainage 2348 Comment
  CAS-BOT-BC17382  Arabis pycnocarpa var. pycnocarpa P. A. Munz 1951-7-22 16813 Trinity North Yolla Bolly Mountains. Head of Patty John Basin. 1981 Comment
  HSC68594  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-6-18 5546 Trinity Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge 762 Comment
  JEPS94425  Aralia californica Vernon Oswald and Lowell Ahart 1997-7-17 8757 Trinity 1.1 mi s of the West Fork Smoky Creek (Forest Route 29 at a tributary to Smoky Creek, 9.8 mi s of Highway 36); Forest Route 29 1165 Comment
  SD50701  Aralia californica Darley F. Howe 1959-8-4 2798 Trinity 50 miles west of Weaverville on Hwy 299. 149 Comment
  CAS-BOT-BC407797  Arceuthobium campylopodum John Thomas Howell 1936-8-25 12790 Trinity near Trinity Center Comment
  HSC104284  Arceuthobium campylopodum Samantha E. Andres 2016-8-14 13 Trinity Up Stoney Ridge Trail, ~1.5 mi. from parking lot 1982 Comment
  HSC95139  Arceuthobium campylopodum Chris Lee 2002-4-21 14 Trinity Hwy. 299, Sailor Bar, 2 mi. N of Big Flat Comment
  CAS-BOT-BC410150  Arceuthobium occidentale William A. Dayton 1913-7-27 437 Trinity Shasta National Forest, Trinity Mountain Range 1249 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
  CAS-BOT-BC23295  Arctostaphylos glandulosa subsp. glandulosa C. Hart Merriam 1910-10-1 2 Trinity Happy Camp 457 Comment
  HSC100168  Arctostaphylos klamathensis J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-7-9 12981 Trinity Along Forest Service Road 38N85 to the Bonanza King Lookout. 1521 Comment
  HSC54187  Arctostaphylos manzanita G. L. Clifton, Butler 1979-7-18 8473 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC7650  Arctostaphylos manzanita John L. Heywood, D. H. Norris 1968-3-30 1780 Trinity 8.94 mi. E of Humboldt County Line on Hwy. 299 Comment
  UCD52008  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-15 701 Trinity Hayden Flat Guard Station; ca. 1/4 mile north off State Highway 299; ca. 1 mile northwest of Del Loma in Trinity National Forest. Comment
  CAS-BOT-BC38629  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-6-20 8938 Trinity North Coast Range, along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth 457 Comment
  UC1971318  Arctostaphylos manzanita subsp. manzanita Louis C. Wheeler 1952-9-13 6929 Trinity 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
  SFV5212  Arctostaphylos nevadensis B. C. Templeton 1957-6-25 s. n. Trinity Salmon Mountains. Coffee Creek Canyon above Battle Creek. Comment
  CAS-BOT-BC46446  Arctostaphylos patula L. B. Kildale 1930-9-1 10416 Trinity Trinity River at Douglas City. Comment
  HSC54339  Arctostaphylos patula G. L. Clifton 1979-7-16 7830 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC78800  Arctostaphylos patula John S. Palmer 1973-9-7 178 Trinity Bear Lakes Area, along shore of Wee Bear Lake 1845 Comment
  UCD63200  Arctostaphylos patula Joseph M. DiTomaso 1976-6-30 543 Trinity Trinity Alps, Caribou Ridge Trail on Stuarts Fork side. 2103 Comment
  CHSC40960  Arctostaphylos stanfordiana J. D. Jokerst 1984-7-27 2129 Trinity In canyon of Butter Creek. Ca. 3 air miles SE of Hyampom, N of and ca. 600 feet above Butter Creek on spur ridge. 762 Comment
  HSC54172  Arctostaphylos stanfordiana G. L. Clifton, Butler 1979-7-18 8410 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC28793  Arctostaphylos viscida J. P. Smith 1973-4-21 6245 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  RSA96793  Arctostaphylos viscida subsp. mariposa P. C. Everett, E. K. Balls 1954-10-15 20300 Trinity 2.4 mi. e. of Hayfork on road from Douglas City. 762 Comment
  UCD52207  Arctostaphylos viscida subsp. pulchella D. Sanchez-Mata; S. Rivas-Martinez, et al. 1998-6-9 s.n. Trinity Trinity County. 1350 Comment
  CAS-BOT-BC47476  Arctostaphylos viscida subsp. viscida Doris Kildale 1931-5-30 10801 Trinity Weaverville Comment
  RSA554581  Arctostaphylos viscida subsp. viscida W. Wisura 1993-5-9 4899 Trinity Hwy 299, 36 mi W of Redding. Comment
  SEINET10476236  Argemone munita subsp. rotundata Mary Susan Taylor 1980-6-18 Taylor 2934 Trinity T1N R10W sec 33. Shasta-Trinity Natl Forest; On E side of Midas Saddle Rd, ca. 4 mi N of its jct with Hwy 36. 1219 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
  RSA211205  Arnica amplexicaulis William J. Ferlatte 1966-8-23 464 Trinity Boulder Creek basin. Tributary to Canyon Creek. 1707 Comment
  CAS-BOT-BC82373  Arnica cordifolia Eugene Carter 1975-6-26 996 Trinity North Fork Trinity River. Grizzly Creek Comment
  CAS-BOT-BC82585  Arnica discoidea Philip A. Munz 1949-5-15 13214 Trinity Ripstein Public Camp Ground, Canyon Creek, Dedrick 975 Comment
  HSC31  Arnica discoidea William J. Ferlatte 1966-6-2 63 Trinity Canyon Creek, above McKay Camp 1524 Comment
  CAS-BOT-BC82657  Arnica latifolia H. M. Hall 1909-7-1 8648 Trinity Union Creek 1828 Comment
  HSC18888  Arnica mollis William J. Ferlatte, Alice Q. Howard 1970-8-10 1295 Trinity Ridge west of upper Canyon Creek 2363 Comment
  HSC4758  Arnica viscosa William J. Ferlatte 1966-8-24 484 Trinity Boulder Creek Basin, tributary to Canyon Creek, upper end of basin 1707 Comment
  HSC56643  Artemisia douglasiana G. L. Clifton, Butler 1979-7-17 8090 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  RSA41879  Artemisia douglasiana H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mt. 1631 Comment
  UC275463  Artemisia douglasiana Joseph P. Tracy 1925-9-20 7276 Trinity near Cedar Flat; Northern Coast Ranges, Trinity River 304 Comment
  JEPS57148  Artemisia tridentata L. R. Heckard 1967-8-12 1676 Trinity about 2 air mi nw of summit Mt. Eddy 2286 Comment
  UC450082  Asarum caudatum Annie M. Alexander and L. Kellogg 220 Trinity N. Frk. Coffee Cr. 1371 Comment
  SEINET6811565  Asarum hartwegii Unknown 1993-7-14 3274 Trinity 11 road miles NE of Weaverville; Weaverville; 11 road miles NE of Comment
  UC1197612  Asclepias cordifolia Joseph P. Tracy 1942-7-3 17400 Trinity halfway between Kuntz and Hettenshaw; Van Duzen River 975 Comment
  CAS-BOT-BC222865  Asclepias solanoana Thomas W. Nelson; Jane P. Nelson 1980-6-17 5495 Trinity Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24 944 Comment
  CHSC31482  Asclepias solanoana B. Williams 1979-5-22 102 Trinity 2.5 mi from Hwy 36 on rd 30 (to Pine Root Station), 0.3 mi from turnoff to Mud Springs. 1097 Comment
  HSC68846  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-20 5704 Trinity Shasta-Trinity National Forest, along FS Rd. 30N28, 1 mi. E of junction with FS Rd. 29N73 1372 Comment
  HSC68968  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-22 5730 Trinity Shasta-Trinity National Forest, along Hwy. 36 on ridge between Salt Creek and Muldoon Gulch, 2.5 mi. W of junction with FS Rd. 30 1311 Comment
  CHSC121  Asclepias speciosa M. Underhill 1952-7-16 Trinity 304 Comment
  JEPS94027  Asclepias speciosa Vernon H. Oswald and Lowell Ahart 1998-7-28 9378 Trinity e. Forest Glen (Rattlesnake Rd. along the w. side of Post Creek 0.2 mi. n. of Hwy. 36); Post Creek 780 Comment
  CHSC59657  Aspidotis densa B. Williams 1979-5-22 109 Trinity Shasta-Trinity NF/Yolla Bolly Road, 2.5 mi from Hwy 36 on rd 30 (to Pine Root Station), 0.3 mi from turnoff to Mud Springs. 1097 Comment
  HSC38971  Aspidotis densa J. O. Sawyer, J. P. Smith, Kevin Sawyer 1974-6-28 2636 Trinity Shores of Diamond Lake. 2195 Comment
  HSC47629  Aspidotis densa J. P. Smith, E. Rumble, V. Rumble 1977-4-30 9060 Trinity Shasta-Trinity National Forest, Blue Point on Blue Point Ridge on Dubakella Mtn. 1585 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
  HSC67362  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-5-25 5274 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  UC1225891  Aspidotis densa Helen K. Sharsmith 1960-8-29 4833 Trinity between Marshy Lake and Mosquito Lake (near ridgetop); Salmon-Trinity Alps Wilderness Area, Shasta Nat'l Forest, Sc 2103 Comment
  CAS-BOT-BC68788  Aspidotis densa Eugene Carter 1972-6-21 450 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity, 1/2 mile up Keystone Meadows Trail. (18 mi. NW of Weaverville) 1036 Comment
  HSC66075  Aspidotis densa M. S. Taylor 1980-6-11 2847 Trinity E side of Friedrich Rd. (5N21) 0.1 mi. S of Hwy. 299 at Cedar Flats 427 Comment
  RSA107449  Aspidotis densa L. S. Rose 1955-7-16 55114 Trinity 2 miles north of Douglas City. 549 Comment
  RSA471592  Aster breweri Fordyce Grinnell Jr. s.n. Trinity Copper Creek Comment
  RSA41882  Aster occidentalis H. C. Cantelow 1936-8-24 1550 Trinity Summit of Scott Mt. 1631 Comment
  HSC73649  Astragalus purshii var. lectulus Gail Newton 1980-7-10 1198 Trinity Near Senteney Rock. 1545 Comment
  HSC71619  Astragalus whitneyi var. siskiyouensis J. P. Smith, J. O. Sawyer 1975-6-1 8198 Trinity 1/2 mi. NW of Wildwood 915 Comment
  CDA26767  Astragalus whitneyi var. siskiyouensis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2690 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
  HSC23439  Asyneuma prenanthoides D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5242 Trinity On spur road to logging landings, 0.8 mi. from its junction with 1 S0 7. Comment
  CAS-BOT-BC94421  Athyrium alpestre var. americanum R. C. Wenk 2005-7-16 244 Trinity Coffee Creek, Big Flat Meadow. Along a small creek to the NW of the Gates cabin at the N end of Big Flat Meadow 1554 Comment
  HSC54405  Athyrium filix-femina var. cyclosorum Gilbert Muth 1979-7-18 8560 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC85879  Athysanus pusillus Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-7 17 Trinity End of South Fork Rd. (FS 5N03), trail to Hell's Half Acre Creek (Tr. #6E23); 1.2 km. from trailhead 400 Comment
  CAS-BOT-BC145894  Avena fatua John Thomas Howell 1955-6-14 30330 C Trinity Weaverville. Comment
  HSC70055  Avena fatua M. A. Baker 1980-5-25 1521 Trinity Near Shannon Butte 701 Comment
  CAS-BOT-BC145726  Avena sativa John Thomas Howell 1955-7-16 30670 Trinity Bed of Weaver Creek, 1.5 miles above Douglas City. 579 Comment
  CHSC105860  Balsamorhiza deltoidea Julie Kierstead Nelson 2010-5-31 2010 -007 Trinity Eagle Creek Loop, west side of upper Trinity River at start of Rd. 38N13Y, 1/2 mile N of confluence Ramshorn Creek and Trinity River. 853 Comment
  HSC69937  Balsamorhiza deltoidea Thomas W. Nelson 1978-5-27 4060 Trinity Along trail to Red Mtn. 1220 Comment
  RSA78587  Balsamorhiza deltoidea E. K. Balls, L. W. Lenz 1952-5-13 17215 Trinity 6.6 miles SW from Douglas City Bridge over Trinity River on road to Hayfork Comment
  UC582681  Balsamorhiza deltoidea Joseph P. Tracy 1935-8-3 14465 Trinity Mary Blaine Mt. 1950 Comment
  CHSC115024  Balsamorhiza sericea J. O'Brien; S. Puentes 2011-6-8 Trinity N of the Eagle Creek Campground, growing on the W side of the road on the edge of the road bank and up into the forest edge. 848 Comment
  CAS-BOT-BC16771  Barbarea orthoceras Ella Dales Cantelow 1939-6-8 2647 Trinity South Fork Mountain, Blake Lookout Road. 5.4 miles from main Red Bluff-Alton Highway. Comment
  HSC34184  Barbarea orthoceras J. P. Smith, J. O. Sawyer 1973-7-4 7094 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC90960  Barbarea orthoceras Jennifer Whipple 1977-8-3 2108 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC64376  Berberis aquifolium var. aquifolium J. O. Sawyer, R. J. Cole 1978-4-20 3152 Trinity Road to Hobo Gulch, 4 mi. N of junction with State Rte. 299 610 Comment
  RSA48578  Berberis aquifolium var. aquifolium P. A. Munz 1949-5-18 13302 Trinity 20 miles N of Trinity Center at Scott Mt. Creek. 1098 Comment
  CAS-BOT-BC75734  Berberis nervosa Eugene Carter 1971-9-19 335 Trinity North Fork of Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 1066 Comment
  CHSC63326  Boechera pinetorum Vernon H. Oswald; L. Ahart 1994-6-14 6297 Trinity Forest Rd. 25 W of Castella, on the N side of the E Fork of theTrinity River E of its jct. with Mumbo Creek. 1097 Comment
  CHSC69999  Boechera retrofracta Thomas W. Nelson; Jane P. Nelson 1979-6-15 4844 Trinity Mouth of Bear Creek. 914 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
  CAS-BOT-BC25865  Boechera subpinnatifida Dorothy Parker 1961-4-28 833 Trinity Near the Trinity River. 914 Comment
  CHSC114578  Boechera subpinnatifida Julie Kierstead; John Vervaert 1997-6-24 970013 Trinity Shasta-Trinity National Forests, Weaverville Ranger District, Road to Bonanza King Lookout, 2 miles north of Trinity Lake. 1066 Comment
  RSA0025610  Boechera suffrutescens Thomas Stoughton, Mark Thom 2012-7-16 1641 Trinity Trinity Alps, Trinity Alps Wilderness, snow chute below 'Billy Be Damn' Lake. 2193 Comment
  HSC16668  Boschniakia strobilacea D. E. Anderson 1965-5-8 3658 Trinity 8 mi. SE of Willow Creek along Hwy. 299. Comment
  HSC72975  Boschniakia strobilacea Gail Newton 1980-6-26 636 Trinity Near Underwood Creek. 451 Comment
  SBBG2683  Boykinia major H. and M. Dearing 1939-6-28 3737 Trinity near Forest Glen Comment
  UC420468  Boykinia major P. E. Goddard 1901-7-28 120 Trinity Trinity Summit Comment
  CAS-BOT-BC106309  Brickellia californica Annie M. Alexander; Louise Kellogg 1948-9-3 5570 Trinity West of Junction City for several miles, 1 mile north of Junction City - Trinity Mountains Comment
  RSA167210  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 miles east of Cedar Flat 366 Comment
  JEPS18626  Brickellia grandiflora Joseph P. Tracy 1935-8-6 14668 Trinity head of North Fork of White's Creek (around White's Creek Lake, Devil's Canyon Mts.); Devil's Canyon Mts., White's Creek Lake, North Fork of White 1950 Comment
  CAS-BOT-BC127692  Brickellia greenei John Thomas Howell 1936-8-26 12832 Trinity Trinity River canyon near Eagle Creek Comment
  UC2062595  Brickellia greenei Belinda Lo with Alex Randolph-Lowe 2017-7-15 358 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, Trinity Alps Wilderness, ridge south of Mosquito Hollow. Comment
  CAS-BOT-BC127696  Brickellia greenei Mrs. H. C. Cantelow 1937-8-22 1836 Trinity Swift Creek at Gratten Ford Comment
  HSC34103  Brodiaea elegans subsp. elegans M. G. Schmidt 1975-7-10 9 Trinity Hayfork area Comment
  UC1197737  Brodiaea elegans subsp. elegans Joseph P. Tracy 1930-6-29 8800 Trinity along river 5 mi above Ruth; Mad River 822 Comment
  RSA50168  Brodiaea elegans subsp. elegans E. K. Balls 1949-7-6 13834 Trinity Between Covington s and Lavey s sawmills, Minersville to Trinity Center road. 701 Comment
  CAS-BOT-BC148780  Bromus carinatus var. marginatus P. A. Munz 1951-7-21 16771 Trinity North Yolla Bolly Mountains. Fisher Ridge. 2164 Comment
  HSC73913  Bromus diandrus R. York 1980-5-24 685 Trinity Near Long Ridge. 1036 Comment
  HSC102673  Bromus hordeaceus J. P. Smith 2009-6-1 12630 Trinity State Route 3. Comment
  UC576302  Bromus laevipes H. S. Yates 1936-6-22 5844 Trinity 1 mi e of Big French Creek 457 Comment
  HSC58731  Bromus orcuttianus Gilbert Muth 1979-7-18 8369 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  CHSC110814  Bromus sterilis Dean Wm. Taylor; Lusetta Nelson, Aaron Sims 2013-5-9 21364 Trinity Klamath Ranges. Highway 3, ca. 2 miles North from Covington Mill. 798 Comment
  HSC41367  Bromus suksdorfii J. P. Smith 1973-4-7 5961 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
  HSC102908  Bromus tectorum J. P. Smith 2014-5-29 13862 Trinity Roadside along Eagle Creek Loop Road 802 Comment
  HSC40572  Bromus tectorum Thomas W. Nelson, James Nelson 1976-6-22 2756 Trinity Below Senteney Rock 1463 Comment
  HSC73291  Bromus tectorum M. A. Baker 1980-7-13 2888 Trinity Near Red Rock 1585 Comment
  JEPS97179  Bromus tectorum Sue Pappalardo 1995-6-8 660 Trinity E of Hermit Rock (hillslope E of small unnamed perennial creek and above (N of) FS Rd. 28N40); Shasta-Trinity National Forests, Yolla Bolla Ranger District 1420 Comment
  HSC58724  Bromus vulgaris Walter Overton 1979-7-17 8173 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  JEPS94233  Cacaliopsis nardosmia Vernon Oswald and Lowell Ahart 1998-5-14 9076 Trinity Wildwood Road 8.7 mi n of Highway 36 (3 mi s of the East Fork Road into the Chanchelulla Wilderness Area); Chanchelulla Wilderness Area, Wildwood Road 960 Comment
  HSC46948  Calamagrostis canadensis var. langsdorffii William J. Ferlatte 1977-8-22 1891 Trinity Stuart Fork drainage at Alpine Lake, near outlet of lake 1860 Comment
  CAS-BOT-BC185301  Calamagrostis koelerioides C. L. Hitchcock; J. S. Martin 1939-7-11 5405 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick. 1889 Comment
  CHSC32228  Calamagrostis koelerioides James Jokerst 1980-8-20 1094 Trinity North Coast Ranges. Near Hammerhorn Mountain. [Latitude on label (22 degrees 45' 6' N) is very incorrect. Substituted value is for Hammerhorn Mtn. on the Yolla Bolly SW quad.] Comment
  HSC78431  Calamagrostis koelerioides John S. Palmer 1974-9-15 286 Trinity Bear Lakes Area, rock chute SW of Big Bear Lake 1860 Comment
  HSC68587  Calocedrus decurrens Jacqueline Greenleaf 1980-7-15 233 Trinity Near Van Duzen River. 1067 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
  CAS-BOT-BC487858  Calochortus coeruleus Philip A. Munz 1949-5-15 13207 Trinity Ripstein Public Campground, Canyon Creek, Dedrick 975 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
  CHSC57547  Calochortus elegans A. M. Walsh 1990-4-6 12 Trinity 3 mi e of jct. Of hwy 36 and 3, n of hwy 36. Town of Forest glen at Jct. Comment
  CHSC30218  Calochortus nudus M. S. Taylor 1980-7-23 3180 Trinity Ca. 15.2 mi ne of Hwy 3 at Trumble ranch, ca. 0.4 mi e of 42N17 (Radell), ca. 0.2 mi n of 40N45. 1889 Comment
  HSC91450  Calochortus nudus Jennifer Whipple 1976-7-12 1424 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  CAS-BOT-BC492711  Calochortus nudus E. K. Balls 1949-7-7 13876 Trinity Scott Mountain camp Meadow, Scott Mt. 1630 Comment
  HSC67382  Calochortus tolmiei Thomas W. Nelson 1980-5-30 5358 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  HSC82638  Calochortus tolmiei Thomas W. Nelson 1979-5-13 4658 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  JEPS47355  Calochortus tolmiei L. R. Heckard, and Robert Ornduff 1966-4-29 1501 Trinity ca 3 mi n Hyampom (along road to Big Bar) 609 Comment
  CAS-BOT-BC493987  Calochortus tolmiei John Thomas Howell 1954-4-26 29170 Trinity Conifer - Oak Forest 3 miles northeast of Douglas City Comment
  CDA39281  Calochortus tolmiei G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2676 Trinity 2.2 km west-southwest of Peanut on Rattlesnake Road, Philpot Creek drainage. Comment
  HSC46029  Calochortus tolmiei Catherine Chin 1978-5-13 64 Trinity 793 Comment
  HSC66793  Calochortus tolmiei C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-2 57 Trinity Junction of Hwy. 299 and Hwy. 3 701 Comment
  HSC97796  Calochortus tolmiei Thomas W. Nelson, James Nelson 2006-6-9 9436 Trinity Along USFS Rd. 1N05, along Copper Mine Hill, Naufus Creek 1422 Comment
  RSA256748  Calochortus tolmiei R. M. Sullivan 1975-5-16 71 Trinity Trails above the Trinity River at Grays Falls Campground. (Humboldt Meridian) 310 Comment
  RSA789315  Calycadenia fremontii R. L. Carr 1978-8-21 2157 Trinity 4.0 mi SW of Lewiston on Lewiston Rd. 549 Comment
  CAS-BOT-BC275448  Calycadenia truncata subsp. microcephala Joseph P. Tracy 1932-6-17 10196 Trinity Three Forks of Mad River 883 Comment
  HSC74633  Calyptridium monospermum Bill Copeland 1980-6-28 286 Trinity Near Pickett Peak 1676 Comment
  HSC92941  Calyptridium monospermum Jennifer Whipple 1977-7-6 1935 Trinity Near Upper Deadfall Lakes 2317 Comment
  JEPS52558  Calyptridium umbellatum W. L. Jepson 1897-7-25 Trinity South Yollo Bolly, Soldier's Ridge Soldier's Ridge; South Yollo Bolly, Soldier's Ridge Comment
  SD98935  Calystegia malacophylla Darley F. Howe 1977-6-30 249 Trinity Weaver Bally Road. 1310 Comment
  UC130624  Calystegia malacophylla subsp. malacophylla H. M. Hall July 1909 8670 Trinity Dorleska Salmon Mountains, Dorleska (on gravel slopes, Salmon Mountains) 1981 Comment
  CAS-BOT-BC221201  Calystegia malacophylla var. berryi Mrs. H. C. Cantelow 1936-8-24 1745 Trinity N. of Carrville Comment
  HSC40605  Calystegia occidentalis subsp. occidentalis Thomas W. Nelson, James Nelson 1976-6-22 2810 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  HSC45605  Camassia quamash subsp. linearis Diane L. Reed 1978-5-13 71 Trinity Philpot Camgpround, adjacent to creek 793 Comment
  JEPS11737  Campanula prenanthoides W. L. Jepson 1902-7-10 2008 Trinity South Fork Trinity River Comment
  SEINET10462868  Campanula prenanthoides Chisaki 1959-8-21 CHISAKI 4748 Trinity 10 MI FROM HAWKINS BAR ON RD TO DENNY, NEW R. DRAINAGE DRY HILLSIDE 762 Comment
  SEINET10462975  Campanula prenanthoides Nelson 1976-8-4 NELSON 3164 Trinity Along east side of Black Lassic, dry sedimentary soil. T1S R6E Sec. 31 1585 Comment
  SEINET10840320  Campanula prenanthoides Van Dke 1931-6-23 VAN DYKE s.n. Trinity NASH MINE ABOVE CARVILLE Comment
  SEINET10463381  Campanula scabrella Lawrence R. Heckard 1967-8-13 Heckard 1681 Trinity SW RIDGE OF MT EDDY ABOVE DEADFALL LAKES IN SCREE OF W-FACING SLOPES 2438 Comment
  HSC76272  Campanula scouleri John Demarinis 1981-7-23 856 Trinity Near Browns Canyon. 899 Comment
  SEINET10463475  Campanula scouleri Kildale 1930-7-20 KILDALE 10332 Trinity VAN DUZEN RIVER NEAR COBBS Comment
  SEINET10463489  Campanula scouleri Mason 1950-7-15 Mason 14059 Trinity SUMMIT OF GRADE, SCOTT MTN. HILLSLOPES Comment
  CAS-BOT-BC37782  Cardamine californica Eugene Carter 1974-5-29 771 Trinity Salmon Trinity Alps and vicinity. Rattlesnake Lake Camp, Limestone Ridge. 1731 Comment
  HSC205  Cardamine californica William J. Ferlatte 1967-7-6 623 Trinity Dorleska Mine 1982 Comment
  HSC28382  Cardamine californica J. P. Smith 1973-4-21 6183 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC65399  Cardamine californica R. White 1977-6-4 76 Trinity E shore of Buck Lake 1293 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
  UCD114507  Cardamine californica James P. Smith 1973-4-21 6194 Trinity above Eagle Creek Loop, north of the Eagle Creek Campground. 853 Comment
  CAS-BOT-BC38042  Cardamine oligosperma G. R. Kleeberger 1880-5-30 s.n. Trinity Weaverville. 1524 Comment
  HSC104077  Carduus pycnocephalus L. Hoover, S. Carothers 2002-6-27 Trinity Six Rivers National Forest; Shannon Butte Comment
  RSA66634  Carex abrupta Phillip A. Munz 1951-7-20 16737 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  RSA281687  Carex amplifolia S. O. Mattoon 1979-7-4 82 Trinity White Rock G. S. on N rim of S. Fork Trinity River, 8 air miles SSW of Highway 36, at Harrison Gulch, Trinity Mountains. 1524 Comment
  CAS-BOT-BC18150  Carex athrostachya R. Tallent 1987-8-14 931 Trinity Trinity Alps Wilderness. Dry pond bed northwest of Landers Lake. 2165 Comment
  JEPS109630  Carex athrostachya Dean W. Taylor 2002-6-13 18147 Trinity Trinity Alps, Highway 3 ca. 6.5 miles South of Trinity Center 792 Comment
  UCR266668  Carex deflexa var. boottii Peter F. Zika, Barbara L. Wilson 2011-7-31 25685 Trinity Klamath Range, Bear Creek drainage, Forest Service Road 40N45, 1.7 road miles south of junction with Forest Service Road 17, 1 air mile west of southeast of Deadfall Lakes 1935 Comment
  CHSC98361  Carex densa Thomas W. Nelson; Jane P. Nelson 1982-7-29 7297 Trinity North Coast Ranges. Along Forest Service road 42N17 at Deadfall meadow. 1950 Comment
  JEPS121650  Carex echinata 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
  CAS-BOT-BC20061  Carex echinata R. C. Barneby 1954-5-17 11545 Trinity Trinity River Canyon 5 miles above Carrville. 822 Comment
  CHSC104062  Carex echinata subsp. echinata Peter F. Zika 2009-6-18 24526 Trinity Klamath Range. East side of Route 3, near east bank of Trinity River, at 3000 foot sign. 900 Comment
  CHSC79851  Carex echinata subsp. echinata G. F. Hrusa 1994-6-2 11880 Trinity Bog on E bank of Scorpion Creek alongside road to Bonanza King Lookout, approx. 1 m. E of Hwy 3 near Trinity Camp at Trinity River Crossing. 900 Comment
  JEPS109688  Carex echinata subsp. echinata Dean W. Taylor 2002-6-12 18138 Trinity meadow along logging road ca. 0.5 miles South of Lake Eleanor, ca. 8 air miles NW of Trinity Center 1432 Comment
  SEINET4170059  Carex exsiccata C. L. Hitchcock 1939-7-11 Trinity Shore of upper Canyon Lake. Trinity Alps, 11 miles N. of Dedrick. 1890 Comment
  CHSC43985  Carex feta L. P. Janeway 1984-6-23 894 Trinity North-facing slope above East Fork Stuart Fork. Upper slope near crest. 1158 Comment
  HSC69998  Carex feta Thomas W. Nelson, Jane P. Nelson 1978-6-21 4219 Trinity Along Trinity River flood plain, 100 m above the mouth of Indian Creek. 488 Comment
  HSC81918  Carex feta Thomas W. Nelson, Jane P. Nelson 1979-7-7 4977 Trinity Along Davis Creek, W side of Hwy. 3 793 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
  RSA67546  Carex fracta Phillip A. Munz 1951-7-17 16577 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UCD140350  Carex geyeri J. C. Borden 1964-4-28 s.n. Trinity near Junction City Soldier's Creek. Comment
  CHSC45245  Carex hassei L. P. Janeway 1983-5-28 310 Trinity West side of Trinity River, ca 1/2 mi N of Eagle Creek campground. 853 Comment
  SEINET4286203 Image available Carex hassei B. Wilson, Kuykendall, K; Newhouse, B; Nelson, J 2001-1 10534 Trinity Shasta-Trinity National Forest; Regan Meadow; within one mile of Forest Service road 28N10 on Forest Service road 28N68. Comment
  CAS-BOT-BC21125  Carex leptalea Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Meadow, Scott Ranch, 3 miles from Trinity Center. Comment
  RSA88659  Carex leptalea subsp. leptalea J. T. Howell 1936-8-23 12703 Trinity Near Trinity Center Comment
  CAS-BOT-BC31665  Carex luzulina var. ablata Joseph Prince Tracy 1935-8-6 14661 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek. 1950 Comment
  HSC67413  Carex mendocinensis Ed Cope, John Palmer Jul 1977 522 Trinity South of trail to Granite Lake. 1280 Comment
  HSC44107  Carex multicaulis M. A. Baker 1977-5-7 254 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC45557  Carex multicaulis J. P. Smith 1973-4-21 6192 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC73508  Carex multicaulis Gail Newton 1980-7-13 1400 Trinity Near Red Rock. 1509 Comment
  CAS-BOT-BC32020  Carex multicaulis Philip Alexander Munz 1949-5-15 13237 Trinity 1 mi below Dedrick. 914 Comment
  HSC43819  Carex multicaulis M. A. Baker 1977-5-22 331 Trinity Bank of Rush Creek 838 Comment
  CAS-BOT-BC119969  Carex multicostata R. Tallent 1987-8-15 934 Trinity Trinity Alps Wilderness, Near small pond across ridge NW of Landers Lake. 2170 Comment
  CAS-BOT-BC119970  Carex multicostata P. A. Munz 1951-7-18 16669 Trinity North slope of North Yolla Bolly Peak. Trinity-Tehama County line. 1981 Comment
  HSC76785  Carex multicostata John S. Palmer 1976-7-11 482 Trinity Near saddle over ridge from Little Bear Lake 1982 Comment
  POM224696  Carex nebrascensis J. T. Howell 1936-8-23 s.n. Trinity Near Trinity Center Comment
  HSC82619  Carex nudata Thomas W. Nelson, Jane P. Nelson 1979-5-26 4738 Trinity Eagle Creek Campground 823 Comment
  UC833563  Carex nudata Alice Eastwood and John Thomas Howell 1937-6-25 4898 Trinity Trinity Alps Resort Comment
  HSC69923  Carex nudata Thomas W. Nelson 1978-5-27 4074 Trinity Mad River at Secret Gulch, 1 mi. NW of Three Forks of Mad River 884 Comment
  CHSC43989  Carex pellita L. P. Janeway 1987-6-29 2374 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. 533 Comment
  CAS-BOT-BC119049  Carex phaeocephala Mrs. H. C. Cantelow 1940-6-1 s.n. Trinity South Fork Mt. 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
  HSC91273  Carex scabriuscula Jennifer Whipple 1977-7-5 1929 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  SEINET7468108 Image available Carex scabriuscula Ray Tallent 1987-8-14 925 Trinity Trinity Alps Wilderness, just E of confluence of Sunrise and Landers Creeks. 1853 Comment
  CAS-BOT-BC117923  Carex scabriuscula William J. Ferlatte 1975-8-25 1733 Trinity Boggy bench below outlet of Lake Anna, above upper end of Bowerman Meadows. 2225 Comment
  CAS-BOT-BC28340  Carex scopulorum var. bracteosa William J. Ferlatte 1974-8-15 1641 Trinity Siligo Peak-Summit Lake area. Meadow below W side of Summit L. Comment
  SEINET7575214 Image available Carex serratodens Robert F. C. Naczi 1993-7-14 3285 Trinity Ca 10 mi SE of Callahan, along E side of route 3 at its crossing of Rice Creek. 1372 Comment
  CAS-BOT-BC117353  Carex stipata var. stipata R. F. Hoover 1914-6-14 7 -155 Trinity rush Creek. 609 Comment
  CHSC90214  Carex subfusca L. P. Janeway 2001-5-28 7071 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 middle of small meadow. 1400 Comment
  HSC91351  Carex subfusca Jennifer Whipple 1977-9-9 2260 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  SEINET4292055 Image available Carex subfusca Unknown 2001-1 7075 Trinity Klamath Ranges. Near 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 & 35, which is atthe junction of Shasta, Tehama, and Trinity Counties. Comment
  UC1103582  Carex subfusca Joseph P. Tracy 1941-6-29 16937 Trinity Hettenshaw Valley 944 Comment
  JEPS88992  Carex vesicaria Julie Kierstead 1993-7-19 93025 Trinity 10 mi ssw of Castle Crags (Mt. Shasta Ranger District, e side of Tamarack Lake); Shasta-Trinity National Forests, Tamarack Lake 1783 Comment
  UC1103616  Carex vesicaria Joseph P. Tracy 1941-8-27 17053 Trinity near McKay Camp; South Fork Mountain 1676 Comment
  CHSC43922  Carex vulpinoidea L. P. Janeway 1987-6-29 2381 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. Flat mdw-wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  CAS-BOT-BC59037  Cassiope mertensiana C. L. Hitchcock; J. S. Martin 1939-7-11 5395 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 2438 Comment
  HSC44151  Castilleja applegatei M. A. Baker 1977-5-7 243 Trinity Blue Point on Blue Point Ridge 1573 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
  HSC78006  Castilleja applegatei John S. Palmer 1974-7-3 224 Trinity Bear Lakes area; along trail to Big Bear Lake. 1463 Comment
  UCD122195  Castilleja applegatei Joseph M. DiTomaso 1975-7-16 146 Trinity Below Gibson Meadows on Granite Creek Trail. 2346 Comment
  CAS-BOT-BC241151  Castilleja applegatei subsp. pinetorum P. A. Munz 1951-7-20 16720 Trinity N.E. slope of Black Rock Mt., North Yolla Bolly Mts. 2133 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
  HSC70063  Castilleja applegatei subsp. pinetorum Thomas W. Nelson 1978-6-23 4366 Trinity N of Red Mtn. along road from Red Mtn. to Hell to Find Lake 1616 Comment
  RSA517029  Castilleja applegatei subsp. pinetorum William J. Ferlatte 1975-8-24 1726 Trinity Slope above and to south of Deer Lake between Deer Creek Pass and Siligo Peak. 2256 Comment
  UC1869654  Castilleja applegatei subsp. pinetorum R. Spellenberg 1987-6-27 9198 Trinity ca 2 air mi SE of Burnt Ranch, about 300 m above Trinity River on W side, just N of Spellenberg property. Comment
  CAS-BOT-BC241153  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1989-6-8 s.n. Trinity Road to Scott Mt. About 6 4/10 miles n. of Carrville Comment
  CAS-BOT-BC241157  Castilleja applegatei subsp. pinetorum Lester Rowntree 1936-7-14 s.n. Trinity Granite Creek Comment
  JEPS3810  Castilleja arachnoidea W. L. Jepson 1897-7-25 21362 Trinity Soldier Ridge Comment
  UCR45384  Castilleja arachnoidea Thomas W. Nelson, Jane P. Nelson 1980-7-17 6117 Trinity Along Forest Service Road 17 at summit at county line 2073 Comment
  HSC39150  Castilleja arachnoidea Gary S. Lester 1974-6-30 322 Trinity Trinity-Tehama Co. line, Yolla Bolly Wilderness Area, Beegum Basin Overlook 2317 Comment
  HSC73184  Castilleja attenuata R. York 1980-5-25 802 Trinity Near Browns Canyon 823 Comment
  HSC45603  Castilleja attenuata Diane L. Reed 1978-5-7 62 Trinity 2 mi. up Friday Ridge Rd. from Hwy. 299 Comment
  CAS-BOT-BC226037  Castilleja lacera John Thomas Howell 1955-7-17 30708 Trinity Southwest of Peanut 762 Comment
  CAS-BOT-BC252490  Castilleja miniata Mrs. M. H. Manning 1899-8-1 s.n. Trinity Trinity Summit Comment
  CAS-BOT-BC252482  Castilleja miniata P. A. Munz 1951-7-18 16628 Trinity dry rock ledges on north slope of North Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama-Trinity County 1981 Comment
  CAS-BOT-BC252486  Castilleja miniata P. A. Munz 1951-7-18 16628 Trinity dry rock ledges on north slope of North Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama-Trinity County 1981 Comment
  CHSC117338  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2016-8-1 12126 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  HSC74608  Castilleja pruinosa M. A. Baker 1980-7-10 2718 Trinity Near Senteney Rock 1554 Comment
  UC1245384  Castilleja pruinosa Joseph T. Gregory 1935-8-3 885 Trinity Mary Blaine Mt. 1950 Comment
  HSC24175  Castilleja schizotricha D. E. Anderson 1971-7-28 5492 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  CAS-BOT-BC48660  Ceanothus cordulatus Carl B. Wolf 1937-8-12 9160 Trinity North Coast Range, South Fork Mt., 8 3/10 Mi. So. of Cold Spring Lookout 1371 Comment
  HSC72821  Ceanothus cordulatus Gail Newton 1980-7-12 1363 Trinity Near Red Lassic 1798 Comment
  UC1070960  Ceanothus cordulatus H. A. Jensen Sep 1939 223 Trinity Grizzly Mt. Hoaglin quad, Trinity Nat. For. 1615 Comment
  HSC34552  Ceanothus cuneatus Lon Hall 1975-5-17 365 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Creek Rd. 825 Comment
  HSC59638  Ceanothus cuneatus J. P. Smith 1973-5-6 6604 Trinity Blanchert Flats near Douglas City Comment
  SEINET13945816 Image available Ceanothus cuneatus Lewis S. Rose 1954-1 54018 Trinity Weaverville; ca 2050 ft alt. 625 Comment
  CHSC80683  Ceanothus foliosus var. foliosus Vernon H. Oswald 2001-5-28 10029 Trinity Wildwood Road between Hwy 36 and Hwy 3 at Gemmill Gulch Picnic Area. 982 Comment
  CAS-BOT-BC50961  Ceanothus integerrimus Carl B. Wolf 1941-7-27 11084 Trinity Along Trinity River, 2.2 mi. below (W. of) Big Bar 396 Comment
  CAS-BOT-BC50970  Ceanothus integerrimus Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-29 82 Trinity Along hwy. 299, near Salyer 304 Comment
  HSC55515  Ceanothus integerrimus Gilbert Muth 1979-7-18 8529 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC78020  Ceanothus integerrimus John S. Palmer 1973-6-16 2 Trinity Along trail to Big Bear Lake. 1171 Comment
  POM282981  Ceanothus integerrimus Lyman Benson 1930-7-18 s.n. Trinity Weaverville. Inner N. Coast. North slope. 1220 Comment
  UC1299556  Ceanothus integerrimus Freed W. Hoffman 1946-5-24 1007 Trinity Willow Crees Trinity National Park, North Coast Ranges Comment
  JEPS123050  Ceanothus integerrimus var. macrothyrsus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 038 Trinity Trinity Creek Watershed Comment
  UCR32078  Ceanothus integerrimus var. macrothyrsus David J. Keil 1983-7-3 17352 Trinity State Route 3, c. 19 mi NE of the junction with State Route 299 Comment
  UC184879  Ceanothus lemmonii Harry S. Yates 1914-5-18 310 Trinity n of Weaverville Comment
  UCR32081  Ceanothus oliganthus var. sorediatus David J. Keil 1983-7-3 17353 Trinity State Route 3, c. 19 mi NE of the junction with State Route 299 Comment
  POM126418  Ceanothus pinetorum A. M. Alexander, S. Kellogg 1911-7-20 262 Trinity Grizzly Creek Comment
  UCD112575  Ceanothus pinetorum Joseph M. DiTomaso 1976-6-30 542 Trinity Caribou Ridge Trail on Stuarts Fork side. 2103 Comment
  CAS-BOT-BC83829  Ceanothus prostratus Dylan O. Burge 2009-5-11 1153 b Trinity Little Browns Creek Watershed, E of Musser Hill 850 Comment
  HSC60303  Ceanothus prostratus J. P. Smith 1973-4-21 6154 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC72288  Ceanothus prostratus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9582 Trinity Hwy. 36, 1 mi. from Hayfork Creek 1067 Comment
  HSC78845  Ceanothus prostratus John S. Palmer 1973-9-7 212 Trinity Bear Lakes area along trail to Big Bear Lake 1220 Comment
  JEPS103776  Ceanothus prostratus D. Wilken with E. Painter 2003-7-23 16178 Trinity Stuart Crk, near mouth of Sawmill Crk, ca. 1.5 linear km NW of Trinity Alps Resort. 870 Comment
  RSA66869  Ceanothus prostratus var. occidentalis P. A. Munz 1951-7-17 16558 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1402 Comment
  RSA258875  Ceanothus ramulosus Thomas W. Nelson 1973-5-30 1008 Trinity Red Lassic area 1799 Comment
  CAS-BOT-BC53032  Ceanothus sanguineus W. R. Dudley 1901-8-25 s.n. Trinity West of Gazelle - Willow Creek Grade, 1/2 mile from summit Comment
  UCD112763  Ceanothus velutinus Joseph M. DiTomaso 1976-6-29 505 Trinity Stuarts Fork Trail below Emerald Lake. 1524 Comment
  CDA7214  Centaurea diffusa J. R. Keck Jr., William J. Ferlatte 1972-5-13 Trinity Trinity National Forest. P. G. & E. pipeline access road, along South Fork Mountain Road (Road 4N12) 3.5 miles north of Highway 36 & South Fork Mountain Summit. 0 Comment
  HSC40218  Centaurea solstitialis Thomas W. Nelson, Jane P. Nelson 1976-8-1 3156 Trinity along Hwy. 299 W of Junction City Comment
  RSA597177  Centaurium muehlenbergii Louis C. Wheeler 1950-8-14 6777 Trinity Island Mountain, Eel River. Comment
  CHSC66352  Cephalanthera austiniae V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7940 Trinity Corral Gulch Rd. (Forest Rd. 30N02) 0.6 mi E of the bridge at Deer Lick Springs Campground, NW of Platina. 944 Comment
  HSC40823  Cephalanthera austiniae Thomas W. Nelson, Jane P. Nelson 1976-6-22 2845 Trinity Road below Red Rock 1463 Comment
  HSC92355  Cerastium fontanum subsp. vulgare Jennifer Whipple 1977-9-9 2267 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC14635  Cercis occidentalis John L. Heywood, D. H. Norris 1778 Trinity Hwy. 299, 6.8 mi. E of Humboldt Co. line Comment
  HSC28380  Cercis occidentalis J. P. Smith 1973-4-21 6181 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 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
  SD148171  Cercis occidentalis G. K. Helmkamp, E. A. Helmkamp 2001-7-8 6946 Trinity Ca-36, 2.2 miles west of the Trinity/Shasta Co. line. 1159 Comment
  SEINET10906970  Cercis occidentalis Mary Merello 1993-6-21 Merello 672 Trinity Shasta-Trinity National Forest, Whiskeytown Recreational Area. Slopes around the Trinity Alps Marina. Fairview Boat Launch. Trinity Dam Road off State Hwy. 3. Disturbed forest of mixed conifer and oak. 780 Comment
  CAS-BOT-BC207660  Cercis occidentalis E. V. Jotter. 1911-10-21 420 Trinity Trinity N.F. #63 914 Comment
  RSA1095  Cercocarpus betuloides E. R. Johnson 1928-8-27 1161 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  HSC101829  Cercocarpus betuloides var. betuloides J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-22 13313 Trinity Along South Shore Drive, S of Whiskeytown Lake. 431 Comment
  HSC59875  Cercocarpus montanus var. glaber J. P. Smith 1975-5-17 8108 Trinity SE-facing slope on the trail to Denny at confluence of New River and Trinity River Comment
  CHSC63315  Chaenactis douglasii var. douglasii Vernon H. Oswald; Lowell Ahart 1994-7-11 6380 Trinity Forest Rd. 26 (to Mt. Shasta), 2.4 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. Along edge of road. 1828 Comment
  HSC32239  Chaenactis douglasii var. douglasii J. O. Sawyer 1970-7-22 2335 Trinity Near Papoose Lake 2012 Comment
  CAS-BOT-BC106001  Chaenactis suffrutescens Eugene Carter 1973-6-19 601 Trinity North Fork Trinity River, Hobo Gulch Camp and vinicty, 18 mi. NW of Weaverville, 0.3 miles north of Grizzly Creek 1066 Comment
  CAS-BOT-BC106003  Chaenactis suffrutescens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53528 Trinity One-eye Flat, about 1.7 miles north of Carrville, Trinity River Canyon 755 Comment
  RSA599001  Chamaesyce maculata L. C. Wheeler 1950-8-9 6772 Trinity Weaverville. Comment
  RSA211414  Chamaesyce serpillifolia William J. Ferlatte 1966-8-6 361 Trinity Big Flat. The Trinity Alps. 1524 Comment
  HSC34204  Chamaesyce serpyllifolia J. P. Smith, J. O. Sawyer 1973-7-4 7104 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC54440  Chamaesyce serpyllifolia G. L. Clifton 1979-7-19 8784 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC92070  Chamerion angustifolium subsp. circumvagum Jennifer Whipple 1976-8-19 1704 Trinity Near the upper Deadfall Lakes 2378 Comment
  HSC92667  Cheilanthes gracillima Jennifer Whipple 1976-9-27 1818 Trinity N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC922668  Cheilanthes gracillima Annie M. Alexander and Louise Kellogg 1948-8-1 5378 Trinity Canyon Creek Dedrick; Trinity Mts 762 Comment
  SEINET10899932  Cheilanthes siliquosa Mary Susan Taylor 1980-7-15 Taylor 3129 Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  HSC73470  Chimaphila menziesii Grunert 1 Trinity Philpot Campground 808 Comment
  RSA123549  Chimaphila menziesii G. D. Barbe 1955-7-27 299 Trinity South of Scott Mtn. Forest Camp. 1616 Comment
  RSA49974  Chimaphila menziesii E. K. Balls 1949-6-30 13676 Trinity Below Ripstein Camp, Canyon Creek. 793 Comment
  CAS-BOT-BC452294  Chimaphila umbellata P. A. Munz 1951-7-17 16618 Trinity North Yolla Bolly Mts.: Grasshopper Public Camp, 2.5 mi. NW of Stuart Gap 1402 Comment
  CAS-BOT-BC452304  Chimaphila umbellata Eugene Carter 1971-7-19 308 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Along the Keystone Meadows Trail, 1/2 mi. NW of Hobo Gulch 975 Comment
  HSC59298  Chimaphila umbellata R. York 1979-4-29 252 Trinity Along Gray's Falls trail 305 Comment
  UCD117382  Chimaphila umbellata J. C. Borden 1965-8-1 s.n. Trinity Trinity Alps near Adams Lake. 1828 Comment
  RSA122825  Chimaphila umbellata subsp. occidentalis H. A. Jensen 1931-10 239 Trinity South Fork Mountain. 1372 Comment
  HSC15443  Chlorogalum pomeridianum R. Spellenberg 1965-6-18 1170 Trinity Spellenberg property, 2 mi. SE of Burnt Ranch Comment
  CAS-BOT-BC30103  Chrysolepis L. B. Kildale 1930-8-26 10521 Trinity South Fork Mountain 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
  UC1281147  Chrysolepis chrysophylla var. chrysophylla H. E. McMinn 1922-8-5 323 Trinity s part Trinity County Comment
  UC526737  Chrysolepis chrysophylla var. minor Joseph P. Tracy 1934-8-29 13616 Trinity near 8-mile Ridge (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1676 Comment
  RSA42053  Chrysothamnus nauseosus subsp. albicaulis H. C. Cantelow 1936-8-26 1558 Trinity S end of Scott Mt grade Comment
  CDA20001  Cirsium arvense Lockhart 2002-7-24 PDR 914645 Trinity Northwestern California; Vicinity of Zenia. 0 Comment
  HSC70091  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1978-6-21 4252 Trinity At Philpot Creek Campground 762 Comment
  CAS-BOT-BC279897  Cirsium douglasii var. breweri John Thomas Howell 1936-8-25 12792 Trinity Near Trinity Center Comment
  CDA1193  Cirsium douglasii var. breweri T. C. Fuller 1960-6-29 4638 Trinity 6.2 mi north of Carrville. Comment
  CHSC63495  Cirsium douglasii var. breweri Vernon H. Oswald; Lowell Ahart 1994-8-1 6433 Trinity Forest Rd. 40N45 at Bear Creek, 1.8 mi S of Forest Rd. 17, ca. 2.5 mi (air) W of Mt. Eddy. Meadow along the creek. 1889 Comment
  UCD158796  Cirsium douglasii var. breweri G. Ledyard Stebbins 1972-8-19 s.n. Trinity Southwest of Wildwood, along State Highway 36 at head of Muldoon Gulch. (Exact location unknown. Coordinates estimated by label maker. Notation on newspaper only gave the following 'East of Dubakella' but this notation matches other newspaper notations for specimens with more complete location information. Copied location from DAV207839) 1249 Comment
  RSA439198  Cirsium douglasii var. breweri M. B. Dunkle 1936-8-21 4851 Trinity Boise Creek 366 Comment
  CDA37210  Cirsium occidentale B. Villegas 2008-6-17 Trinity Near Willow Creek; Friday Ridge Road. Six Rivers National Forest. Comment
  HSC72731  Cirsium occidentale var. candidissimum Gail Newton 1980-7-2 947 Trinity Near N Kelsey Peak 1463 Comment
  HSC76336  Cirsium occidentale var. candidissimum Athy Ferguson 1981-7-23 81106 Trinity Near Jones Ridge 1408 Comment
  CDA13735  Cirsium occidentale var. candidissimum G. F. Hrusa, D. Willis 1997-8-19 14084 Trinity Trinity Mountains; North side of Hwy 36 at Trinity Co. MP 7.1 E of Humboldt Co. line. 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
  JEPS57191  Cirsium scariosum L. R. Heckard 1967-8-13 1683 Trinity above Deadfall Lakes (sw ridge of Mt. Eddy); Mt. Eddy 2560 Comment
  UC722683  Clarkia amoena subsp. amoena C. L. Hitchcock, J. S. Martin 1939-7-13 5420 Trinity 60 mi e Arcata (on Arcata-Redding Hiway) 457 Comment
  CAS-BOT-BC172230  Clarkia concinna Doris K. Kildale 1927-7-4 3953 a Trinity Summit at boundary between Trinity and Shasta counties on Eureka - Red Bluff Road Comment
  JEPS74576  Clarkia concinna subsp. concinna W. J. Ferlatte, B. D. Rogers 1966-6-1 2035 Trinity 2 mi n Junction City 579 Comment
  RSA75591  Clarkia concinna subsp. concinna Albert M. Vollmer, L. Beane 1951-6-7 128 Trinity Trinity County: on road to Dedrick, N of US 299 Comment
  UC1536832  Clarkia dudleyana Gordon H. True Jr. 1937-7-2 747 Trinity near Weaverville 426 Comment
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Mar 7 2016
  HSC72554  Clarkia gracilis Gail Newton 1980-7-1 775 Trinity Near Hayden Roughs. 1250 Comment
  CHSC31158  Clarkia lassenensis M. S. Taylor 1980-6-18 2928 Trinity On s side of Midas Saddle Rd, ca. 4.5 mi n of its jct with Hwy 36. 1219 Comment
  UC1071931  Clarkia purpurea subsp. quadrivulnera H. and M. Lewis 1947-6-12 411 Trinity 1.0 mi s Hayfork Creek Bridge (5-20); Hayfork Comment
  UC906699  Clarkia rhomboidea Harold E. Parks and Joseph P. Tracy 1942-7-3 11612 Trinity near Kuntz; Van Duzen River 792 Comment
  CHSC35537  Claytonia exigua subsp. exigua Thomas W. Nelson; Jane P. Nelson 1980-5-7 5192 Trinity Shasta-Trinity National Forest. Along road 29N58, rattlesnake Ridge, at juction with road 30N29. 1341 Comment
  HSC47633  Claytonia exigua subsp. exigua J. P. Smith, E. Rumble, V. Rumble 1977-4-30 9057 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  HSC32638  Claytonia exigua subsp. exigua Gary S. Lester 1974-4-21 115 Trinity Along Hwy. 299, 1 mi. W of Oregon Mt. Summit, Rockwall 762 Comment
  HSC48530  Claytonia exigua subsp. exigua Mark Flippo 1978-5-13 51 Trinity Philpot Campground, 1 mi. from jct. with Hwy. 3 Comment
  HSC4435  Claytonia lanceolata William J. Ferlatte 1967-7-7 654 Trinity Head of Union Creek 1982 Comment
  SEINET7072581  Claytonia perfoliata subsp. mexicana A. G. Vestal 1963-6-5 s.n. Trinity On downgrade to Forest Glen on Route 36. Coordinate datum: NAD 27. UTM Zone 10, 472912mE, 4468851mN. Comment
  CAS-BOT-BC443836  Claytonia rubra subsp. rubra Ella Dales Cantelow 1939-6-8 2663 Trinity 5.4 mi. from Jct. Alton - Redbluff Hy., South Fork Mt., Blake Lookout Road. Comment
  HSC64265  Claytonia rubra subsp. rubra J. O. Sawyer, R. J. Cole 1978-4-22 3071 Trinity Along Big French Creek Rd. [5N13] 12 mi. towards Ironside Mtn. lookout 1463 Comment
  UC1553550  Claytonia rubra subsp. rubra E. Dean 1988-6-7 15 Trinity ca 7 mi s Highway 36 at junction of roads 29N39 and 29N36 (n of Brushy Mtn, border of Shasta and Trinity Counties) 1200 Comment
  HSC47574  Claytonia saxosa Sheila Logan 1978-5-13 122 Trinity 4 mi. from Hwy. 36 on Dubakella Mtn. Rd. 1524 Comment
  HSC24146  Clematis lasiantha J. O. Sawyer 1970-4-18 2490 Trinity Above New River. 244 Comment
  HSC59309  Clematis lasiantha R. York 1979-4-29 258 Trinity Along the Gray's Falls Trail 305 Comment
  CHSC99990  Clematis ligusticifolia L. P. Janeway 2008-7-26 9513 Trinity Klamath Ranges. Trinity Mountains; at confluence of Ramshorn Creek and South Fork Ramshorn Creek, 2.1 km east-southeast of their confluence at Trinity River. 922 Comment
  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
  UC1197662  Clintonia uniflora Joseph P. Tracy 1923-6-30 6493 Trinity on road to Low Gap of Mad River (near summit South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1066 Comment
  SEINET10905369  Clintonia uniflora Mary Susan Taylor 1980-7-15 Taylor 3131 Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  RSA49695  Collinsia grandiflora Philip A. Munz 1949-5-15 13208 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  HSC68708  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-17 5538 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  HSC68825  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-19 5620 Trinity Along Salt Creek Rd., 2 mi. from junction with Hwy. 3 793 Comment
  HSC68873  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-20 5691 Trinity Shasta-Trinity National Forest, along FS Rd. 30N46 at Blue Point on Blue Point Ridge 1372 Comment
  HSC69689  Collinsia greenei Thomas W. Nelson, J. O. Sawyer 1978-6-9 4114 Trinity Red Mtn. 1250 Comment
  HSC71569  Collinsia greenei M. A. Baker 1980-7-2 2650 Trinity Near Horsehead Mtn. 1737 Comment
  JEPS6670  Collinsia greenei W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  RSA256696  Collinsia greenei D. E. Anderson, T. Nelson, S. Dowty 1972-6-14 5653 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  UCR37955  Collinsia greenei P. Williams, Brian Kearney, Mike Malamus 1984-5-12 20 Trinity Philpot [Cold Springs] Campground 979 Comment
  HSC67377  Collinsia linearis Thomas W. Nelson 1980-5-30 5267 Trinity Along FS Rd. 4N09, 1.6 mi. from jct. with Rd. 60 1128 Comment
  HSC42188  Collinsia parviflora Advanced Plant Tax 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  HSC31689  Collinsia parviflora D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5693 Trinity Along ridge road on South Fork Mtn., 5 mi. N of its jct. with Hwy. 36 Comment
  HSC49702  Collinsia parviflora J. O. Sawyer, S. Buck 1977-6-7 2894 Trinity Along Big Barr-Hyampom Rd. (33N60) Comment
  HSC66155  Collinsia rattanii D. Boyd, J. R. Eichelberger, Tim Messick, T. Ranker 1980-5-3 56 Trinity Philpot Creek Campground. 808 Comment
  HSC91174  Collinsia rattanii Jennifer Whipple 1976-8-11 1667 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC91246  Collinsia rattanii Jennifer Whipple 1976-6-29 1157 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC511  Collinsia torreyi var. latifolia William J. Ferlatte 1967-6-27 543 Trinity Big Flat 1524 Comment
  HSC74256  Collomia grandiflora Gail Newton 1980-7-3 1024 Trinity Near Horsehead Mtn. 1753 Comment
  UCD118131  Collomia grandiflora Joseph M. DiTomaso 1976-7-21 650 Trinity Trinity Alps. East side of Union Creek. Union Creek Campground at Foster Lake Trail junction. 1798 Comment
  HSC35171  Collomia heterophylla R. M. Sullivan 1975-5-18 85 Trinity SE of confluence of Pawauket Gulch and Reading Creek 610 Comment
  HSC73371  Collomia heterophylla R. York 1980-5-25 769 Trinity Near Shannon Butte 914 Comment
  JEPS120256  Collomia heterophylla Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -24 Trinity Forest Rd. 29N81A, west of the Bramlet Road (Forest Road 30N29) south of Highway 36W; 13 miles south of Hayfork Comment
  RSA48616  Collomia heterophylla P. A. Munz 1949-5-15 13231 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  CAS-BOT-BC230687  Collomia tracyi H. M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort 914 Comment
  CAS-BOT-BC230695  Collomia tracyi Peter H. Raven; R. Snow 1958-7-19 13604 Trinity Hobo Gulch Public Camp, 14.3 miles N of Helena Comment
  HSC34199  Collomia tracyi J. P. Smith, J. O. Sawyer 1973-7-4 7125 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  SEINET3860753  Collomia tracyi Leigh A. Johnson 1994-7-11 94 -078 Trinity Trinity Natl. Forest, Trinity Alps vicinity, Bridge Camp. Stamens attached at different levels, longest exerted. Lobes bright pink, stigma in throat or beyond, corolla 18-20 mm long. Infrequent.; 0 827 Comment
  CAS-BOT-BC230683  Collomia tracyi Lester Rowntree 1938-6-10 s.n. Trinity Lower Stuart's Fork, Trinity River Comment
  HSC27313  Comandra umbellata subsp. californica R. W. Spjut 1973-5-29 3405 Trinity Between Big Bar and Junction City along Hwy. 299, N side of Hwy. above Pigeon Pt. Campground. 0 Comment
  HSC74904  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9944 Trinity Shasta-Trinity National Forest, along Coffee Creek Rd. at Coffee Creek Ranch. 976 Comment
  HSC82460  Comandra umbellata subsp. californica Thomas W. Nelson, Jane Nelson 1979-6-14 4773 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  RSA49250  Comandra umbellata subsp. californica Philip A. Munz 1949-5-16 13249 Trinity Half mile above Junction City on Canyon Creek. 549 Comment
  HSC492  Corallorhiza mertensiana William J. Ferlatte 1966-7-1 181 Trinity Upper Canyon Creek Meadow, Trinity Alps 1524 Comment
  UCR5045  Corallorhiza mertensiana Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  UC14977  Corallorhiza striata Joseph Burtt Davy Jun 21 1899-Jun 23 1899 5818 Trinity Trinity Summit Trail; 1/2 way up Comment
  HSC66327  Cordylanthus tenuis subsp. viscidus Ed Cope, John Palmer Jul 1977 521 Trinity South of trail to Granite Lake. 1280 Comment
  HSC12669  Cordylanthus tenuis subsp. viscidus William J. Ferlatte, Alice Q. Howard 1970-8-8 1275 Trinity Boulder Cr. Basin, 0.25 mi. from Canyon Creek. 1585 Comment
  SEINET10549496  Cordylanthus tenuis subsp. viscidus Mary Susan Taylor 1980-8-20 Taylor 3270 Trinity T30N R11W ne sec 19, Dubakella quad. Shasta-Trinity Natl Forest, on S side of 13 Dip Rod (347), ca. 2 mi SE of its jct with Hwy 3, ca. 1 mi S of Peanut. With T. Nelson & B. Williams. 792 Comment
  CHSC80187  Cornus glabrata L. P. Janeway 1996-6-13 5018 Trinity Klamath Mountains. Along Hay Gulch, about 1.1 mi east of Trinity Lake (Clair-Engle Lake); near Road 36N11Y 2.4 mi from the road to Jackass Spring Campground. 780 Comment
  RSA296758  Cornus glabrata Thomas W. Nelson, J. O. Sawyer, A. Nelson 1978-6-9 4104 Trinity 1 miles south of Ruth Guard Station. Comment
  CAS-BOT-BC212077  Cornus nuttallii J. H. Thomas 1949-6-15 929 Trinity About 7 miles north of Weaverville, along Trail to Trinity Alps, Trinity National Forest 914 Comment
  HSC59559  Cornus nuttallii Rick Lundquist 1979-5-13 81 Trinity Along SR 3, 1 mi. E of Hyampom. 579 Comment
  RSA60488  Cornus nuttallii John H. Thomas 1949-6-15 929 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  UCD117165  Cornus nuttallii Joseph M. DiTomaso 1975-7-1 89 Trinity 0.5 mile below Emerald Lake on Stuarts Fork Trail. 1615 Comment
  CAS-BOT-BC210443  Cornus sericea Eugene Carter 1971-6-16 236 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 1/4 mi. up White's Creek Trail 914 Comment
  CAS-BOT-BC210447  Cornus sericea L. B. Kildale 1930-9-1 10463 Trinity Trinity River at Big French Creek Comment
  UC184651  Cornus sericea subsp. sericea Harry S. Yates 1914-6-10 412 Trinity Rush Creek Comment
  HSC3474  Corylus cornuta subsp. californica L. D. Napier 1962-5-13 1 Trinity 3 mi. S of Weaverville near Hwy. 299 579 Comment
  HSC35121  Corylus cornuta subsp. californica A. M. Montalvo 1975-5-17 261 Trinity Mt. Diablo Meridian, Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak 825 Comment
  UCD110063  Corylus cornuta subsp. californica Joseph M. DiTomaso 1975-8-6 239 Trinity 0.25 mile east of Emerald Lake on Stuarts Fork Trail. Comment
  CDA11956  Corylus cornuta var. californica G. F. Hrusa 1989-4-1 5904 Trinity Trinity Mountains; approx. 5 m W of Wildwood. Comment
  RSA89898  Corylus cornuta var. californica E. K. Balls, P. C. Everett 1953-10-14 18660 Trinity 6.7 mi. NE of Douglas City bridge over Trinity River on Hwy 299. 640 Comment
  SD48459  Crataegus gaylussacia E. K Balls 1957-5-25 22602 Trinity State Highway 36, Van Duzen River, w. of Trinity-Humboldt Co. line. 730 Comment
  RSA363  Crataegus suksdorfii E. R. Johnson 1928-8-27 441 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  HSC5447  Crepis capillaris M. T. Milligan 1964-9-13 259 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  JEPS36488  Crepis occidentalis W. L. Jepson 1897-7-25 Trinity South Yolla Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  CHSC82596  Crepis pleurocarpa L. P. Janeway 2001-7-8 7301 Trinity Klamath Ranges. On ridgetop 1.8 km north of Red Mountain. 1650 Comment
  HSC24198  Crepis pleurocarpa D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5258 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC32241  Crepis pleurocarpa J. O. Sawyer 1971-8-27 2465 Trinity Slopes above Landers Lake 2302 Comment
  HSC36576  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2072 Trinity NE base of Black Lassic Comment
  HSC68823  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-19 5622 Trinity Along Salt Creek Rd., 2 mi. from junction with Hwy. 3 793 Comment
  CAS-BOT-BC290892  Crepis pleurocarpa G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-19 2471 Trinity Along Trinity River, 1 mi. north of mouth of Eagle Creek 900 Comment
  CAS-BOT-BC290896  Crepis pleurocarpa E. K. Balls 1949-7-7 13873 Trinity 5.3 miles north of Eagle Creek on road to Scott Mt. 822 Comment
  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
  HSC37817  Crocidium multicaule Thomas W. Nelson, Jane P. Nelson 1976-2-7 2262 Trinity At White's Bar Comment
  HSC48880  Crocidium multicaule J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9889 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  POM197069  Crocidium multicaule McKenzie 1927-4-16 s.n. Trinity Near Weaverville. Comment
  HSC56765  Croton setiger G. L. Clifton, Butler 1979-7-18 8478 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  UCR123919  Croton setiger George K. Helmkamp, E. A. Helmkamp 2001-7-8 6936 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC7971  Croton setiger P. W. Shields 1955-9-27 Trinity Horse Mtn. Comment
  RSA67676  Cryptantha affinis P. A. Munz 1951-7-18 16658 Trinity Ridge from Stuart Gap to North Yolla Bolly Mountains. 1768 Comment
  HSC67297  Cryptantha milobakeri Thomas W. Nelson, Jane P. Nelson 1980-6-17 5517 Trinity Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground 915 Comment
  HSC91328  Cryptantha torreyana Jennifer Whipple 1976-9-27 1815 Trinity N of Deadfall Lake in the Deadfall drainage 2195 Comment
  RSA120848  Cryptantha torreyana H. K. Wagnon 1957-7-28 1664 Trinity Big Flat, near Coffee Creek. Comment
  UC402782  Cryptantha torreyana Joseph P. Tracy 1913-6-24 4295 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  UCR124008  Cryptantha torreyana George K. Helmkamp, E. A. Helmkamp 2001-7-8 6948 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  JEPS106464  Cryptantha torreyana J. K. Nelson with Bill Brock, John Heibel, Al Olson, Darrel Ranken 2004-6-22 2004 -51 Trinity Goods Creek Crossing 100 m S of junction of Hwy 36 and Forest Service Road 29N28, ca. 50 mi W of Red Bluff 1036 Comment
  POM225506  Cryptantha torreyana P. A. Munz 1936-8-11 14363 Trinity Little Trinity River, Forest Glenn 701 Comment
  SEINET10529943  Cryptogramma crispa subsp. acrostichoides Mary Susan Taylor 1980-7-15 Taylor 3136 Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  HSC78258  Cuscuta californica John S. Palmer 1976-7-3 446 Trinity Bear Lakes Area, snowmelt bog W side of Log Lake 1829 Comment
  HSC95788  Cuscuta californica L. C. Wheeler 1959-7-30 7617 Trinity N Fork of Post Creek 1372 Comment
  CHSC31027  Cuscuta californica var. breviflora M. S. Taylor 1980-7-22 3165 A Trinity Near Trinity River, on w side of Hwy 137, ca. 2.4 mi n of its jct with Hwy 3, ca. 3 mi n of Eagle Creek Campground. 914 Comment
  UC2062583  Cuscuta occidentalis Belinda Lo 2017-7-22 346 Trinity TRINITY COUNTY: Shasta-Trinity Forest, northeast of Tangle Blue Trailhead. Comment
  SBBG5689  Cycladenia humilis var. humilis H. and M. Dearing 1939-6-28 3748 Trinity near Wildwood Rd to Red Bluff or Redding 1066 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
  UCR45399  Cynoglossum grande R. James, M. Goering, S. Matthews 1985-4-20 3 Trinity Shasta-Trinity National Forest, Steelbridge Campground, 5 mi. north of Hwy 299 610 Comment
  HSC58517  Cynosurus echinatus G. L. Clifton, Gilbert Muth 1979-7-18 8774 Trinity Near Mad River campground, close to the town of Mad River 762 Comment
  UC1103637  Cyperus bipartitus Joseph P. Tracy 1924-10-12 6914 Trinity 5 mi. s.e. of junction of Trinity R. with Smith Fork (on the Hennessey rd., near Limestairs); Northern Coast Ranges 762 Comment
  HSC7211  Cyperus eragrostis M. T. Milligan 1964-9-13 280 Trinity 1 mi. from Hwy. 299 on S Fork Rd. 610 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
  SEINET10470081  Cypripedium californicum Mary Susan Taylor 1980-8-25 Taylor 3301 Trinity T36N R8W center sec 17, Trinity Dam quad. Shasta-Trinity Natl Forest, Swift Creek trail, ca. 0.5 mi W of trailhead, ca. 6 mi W of Trinity Center. 1250 Comment
  HSC40708  Cypripedium fasciculatum J. P. Smith 1977-5-8 9074 Trinity Shasta-Trinity Natl. Forest, 50 yds. from Philpot creek on road to Philpot Creek Campground Comment
  CAS-BOT-BC136488  Cypripedium montanum Mrs. E. C. Van Dyke 1931-6-15 s.n. Trinity Field redacted by CAS, contact the data manager for more information Comment
  HSC62971  Cypripedium montanum R. York 1979-5-13 265 Trinity Near junction between Old State Route 3 and road to Philpot Campground. Above N fork of Philpot Creek. 808 Comment
  CAS-BOT-BC201024  Cytisus scoparius H. de Forest 1912-1-28 349 Trinity Trinity National Forest Comment
  CAS-BOT-BC189840  Dactylis glomerata E. V. Jotter 1913-9-1 301 Trinity Trinity Forest. 1828 Comment
  HSC58447  Dactylis glomerata G. L. Clifton 1979-7-17 7951 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  CAS-BOT-BC192289  Danthonia californica D. E. Anderson; Thomas Nelson; S. Dowty 1972-6-14 5689 Trinity Meadow opening ca. 8 mi. west on 1S07 from its junction with the county road Comment
  CAS-BOT-BC192298  Danthonia californica Sack; Iverson 1933-7-8 G- 6 Trinity Trinity National Forest. Rock Cr. 853 Comment
  CHSC117799  Danthonia californica B. Castro; L. P. Janeway 2016-8-1 2150 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. Comment
  POM258248  Danthonia californica var. americana 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. 1890 Comment
  JEPS95105  Danthonia californica var. californica Vernon Oswald and Lowell Ahart 1997-7-17 8749 Trinity 7.0 mi s of Highway 36 (Forest Route 29 in Trinity National Forest, 1.4 mi s of its junction with 29N58 to Forest Glen); Trinity National Forest 1286 Comment
  CAS-BOT-BC194398  Danthonia intermedia J. P. Smith; J. O. Sawyer 1973-7-27 7184 Trinity Trail to Deadfall Lakes 2072 Comment
  SEINET209296 Image available Danthonia unispicata John Thomas Howell 1955-6-13 30382 Trinity Hayfork. 716 Comment
  SEINET10860728  Danthonia unispicata John Thomas Howell 1955-6-13 Howell 30382 Trinity Hayfork. Comment
  CAS-BOT-BC76249  Darlingtonia californica Annie M. Alexander; Louise Kellogg 1949-7-16 5805 Trinity 9.5 miles north Trinity Center. 822 Comment
  HSC66360  Darlingtonia californica M. S. Taylor 1980-7-1 3038 Trinity Cement Creek drainage, between Rd. 36N24 and tiny lake, 14 mi. due W of Trinity Center. 1402 Comment
  RSA138233  Darlingtonia californica Percy C. Everett, E. K. Balls 1959-10-23 23936 Trinity Scott Mount F.S. Camp along road from Trinity Center to Callahan. 1631 Comment
  SBBG116549  Darlingtonia californica D. Wilken with E. Painter 2003-7-17 16163 Trinity immediately S of Scott Mtn Cmpgrd near Scott Mtn Summit 1650 Comment
  CAS-BOT-BC420562  Darmera peltata Doris Kildale 1931-5-17 10939 Trinity Hawkins Bar 182 Comment
  HSC73459  Darmera peltata Grunnert 17 Trinity Philpot Campground 808 Comment
  POM274257  Darmera peltata Lyman Benson 1930-7-18 2195 Trinity Middle N Coast mtn range. Trinity River. 457 Comment
  RSA2939  Darmera peltata Carl B. Wolf 1931-8-31 2378 Trinity S Fork of Trinity River. 1 mile above its mouth. 244 Comment
  UC1196323  Delphinium andersonii Joseph P. Tracy 1933-7-16 12758 Trinity South Fork Mountain Northern Coast Ranges 1645 Comment
  HSC71124  Delphinium decorum subsp. tracyi Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  JEPS23621  Delphinium decorum subsp. tracyi W. L. Jepson 1934-5-6 16663 Trinity South Fork Mt. Comment
  UCR138878  Delphinium decorum subsp. tracyi J. Marshall, J. Savage, L. Allison 1997-4-12 29 Trinity Grays Falls campground 289 Comment
  CAS-BOT-BC8954  Delphinium decorum subsp. tracyi Lester Rowntree 1938-6-6 s.n. Trinity Near Forest Glen Comment
  OBI10641  Delphinium decorum subsp. tracyi Carl B. Wolf 1937-6-20 8947 Trinity North Coast Range, Hettinshaw Valley-Zenia 1 mi S of Panther crk 1067 Comment
  HSC28335  Delphinium depauperatum J. P. Smith 1973-4-21 6162 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  RSA153443  Delphinium glaucum H. K. Sharsmith 1960-8-27 4839 Trinity Scott Mountains: ridgetop between Marshy and Mosquito Lakes; Salmon-Trinity Alps Wilderness Area, Shasta National Forest 2104 Comment
  CAS-BOT-BC8021  Delphinium nudicaule A. Junkans 1915-5-20 295 Trinity Weaverville, Trinity Co. Comment
  CHSC30163  Delphinium nudicaule M. S. Taylor 1980-7-12 2857 Trinity On w side of 5N40, ca. 2.3 mi s of its jct with Underwood Mt Rd (5N09), ca. 8.1 mi s of Trinity Hwy (299), at Burnt Ranch. Comment
  CHSC35516  Delphinium nudicaule Thomas Nelson 1976-6-10 2690 Trinity Along road 6E42. 1219 Comment
  UCR37953  Delphinium nudicaule Mike Malamus, Brian Kearney, P. Williams 1984-5-12 101 Trinity Philpot [Cold Springs] Campground 979 Comment
  UCR45829  Delphinium nudicaule N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-4-19 15 Trinity Across Rt. 299 from White's Bar picnic area; 0.25 miles up roadbank 525 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-BC8018  Delphinium nudicaule Eugene Carter 1971-6-3 198 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 1005 Comment
  HSC27520  Delphinium nuttallianum J. P. Smith 1973-4-7 5978 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
  HSC41696  Delphinium nuttallianum J. P. Smith 1973-5-6 6605 Trinity Blanchert Flats near Douglas City Comment
  HSC64406  Delphinium nuttallianum J. O. Sawyer, R. Jane Cole 1978-4-20 3134 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 Comment
  JEPS13890  Delphinium nuttallianum Rimo Bacigalupi with L. R. Heckard, Ruth Sanderson and Geo. Bacigalupi 1952-6-17 3739 Trinity 500 ft above summit of Scott Mt. road (on Trinity-Siskiyou Co. line) 1828 Comment
  UC184798  Delphinium nuttallianum Harry S. Yates 1914-5-15 279 Trinity near Weaverville Comment
  UCD96093  Delphinium nuttallianum Joseph M. DiTomaso 1976-7-6 565 Trinity Trinity Alps. Mumford Meadows on Swift Creek Trail. 1645 Comment
  CAS-BOT-BC116198  Delphinium nuttallianum G. R. Kleeberger 1880-5-30 s.n. Trinity near Weaverville Comment
  RSA48908  Delphinium nuttallianum P. A. Munz 1949-5-17 13267 Trinity Rush Creek Public Camp, 9 miles N of Weaverville. 915 Comment
  HSC51149  Delphinium trolliifolium G. L. Clifton, Overton 1979-6-4 3965 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC50836  Deschampsia danthonioides G. L. Clifton, Overton 1979-6-3 3626 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  JEPS128453  Deschampsia danthonioides Julie Kierstead Nelson with Dylan Burge, Lusetta Sims, Jenny Cribbs 2015-6-4 2015 -052 Trinity East slope of Trinity Alps, west of Trinity Lake, south of road to Stonewall Pass trailhead, spur off Road 35N73Y. Comment
  HSC58492  Deschampsia elongata G. L. Clifton, Butler 1979-7-18 8444 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC99246  Deschampsia elongata R. Spellenberg 1965-6-15 1144 Trinity About 50 yards N of Hidden Lake, SW of Burnt Ranch on Underwood Mt. Comment
  RSA66870  Descurainia incana subsp. viscosa P. A. Munz 1951-7-22 16826 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  UCD114639  Descurainia incisa subsp. incisa Joseph M. DiTomaso 1975-7-22 175 Trinity Trinity Alps, 1/8 mile east of Boulder Creek on Lion Lake Trail. 1645 Comment
  HSC26192  Dianthus armeria William J. Ferlatte, J. R. Keck 1972-7-13 1407 Trinity N side of USFS Rd. 29N30, Wildwood-Ruth Rd., 2.2 mi. E of Cedar Gap turnoff 1524 Comment
  HSC8355  Dicentra formosa R. Spellenberg 1963-6-16 158 Trinity Ziegler Spring, Ironside Mtn., Burnt Ranch Comment
  CAS-BOT-BC402494  Dicentra formosa subsp. formosa C. G. Phillips; L. Cole; S. A. Haultain; K. B. Barrows 1984-5-12 76 Trinity Basin Gulch Campground 914 Comment
  CAS-BOT-BC402496  Dicentra formosa subsp. formosa P. A. Munz 1951-7-21 16779 Trinity Fisher Ridge, North Yolla Bolly Mts. 2072 Comment
  UC1103021  Dicentra pauciflora Joseph P. Tracy 1935-8-7 14630 Trinity head of White's Creek; Devil's Canyon Mts., White's Creek 2072 Comment
  CAS-BOT-BC253642  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1936-8-25 12771 Trinity Near Trinity Center 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
  HSC34560  Dichelostemma capitatum subsp. capitatum Lon Hall 1975-5-16 341 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC73204  Dichelostemma capitatum subsp. capitatum R. York 1980-5-25 790 Trinity Near Browns Canyon 823 Comment
  RSA245019  Dichelostemma capitatum subsp. capitatum J. P. Smith 1973-4-7 5951 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
  HSC56573  Dichelostemma congestum G. L. Clifton 1979-7-16 7878 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  CAS-BOT-BC501061  Dichelostemma ida-maia E R Leach 1928-5-23 s.n. Trinity Island Mountain Comment
  CAS-BOT-BC501063  Dichelostemma ida-maia Sack; Iverson 1933-7-1 G- 19 Trinity Rock Creek, Trinity Forest 883 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
  HSC23651  Dichelostemma multiflorum J. O. Sawyer 1970-5-23 2540 Trinity Above New River 244 Comment
  HSC34388  Dichelostemma multiflorum J. P. Smith, J. O. Sawyer 1973-7-3 6974 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  UC275541  Dichelostemma multiflorum Joseph P. Tracy 1923-6-30 6446 Trinity near Hay Fork Mountain summit (on Weaverville road); Northern Coast Ranges 1097 Comment
  CAS-BOT-BC502704  Dichelostemma multiflorum Doris Kildale 1931-5-30 10761 Trinity Weaverville Comment
  UCD139251  Dichelostemma multiflorum Joseph M. DiTomaso 1976-6-30 545 Trinity Trinity Alps, Caribou Ridge Trail on Stuarts Fork Trail. 1584 Comment
  CHSC63499  Dieteria canescens var. shastensis Vernon H. Oswald; Lowell Ahart 1994-8-1 6434 Trinity Junction of Forest Rds. 17 and 40N45, ca. 3 mi (air) WNW of Mt. Eddy. Along road. 1889 Comment
  JEPS95391  Dieteria canescens var. shastensis Vernon H. Oswald and L. Ahart 1994-8-1 6434 Trinity T40N R6W NE1/4 NE1/4 Sec. 15, 6200 ft, Red Fir Forest. Junction of Forest Rds. 17 & 40N45, ca. 3 mi (air) WNW of Mt. Eddy 1889 Comment
  HSC96161  Dieteria canescens var. shastensis Thomas W. Nelson, Jane P. Nelson 1984-7-28 7759 Trinity Along trail to Mumbo Peak 2043 Comment
  CAS-BOT-BC209023  Digitaria sanguinalis Eugene Carter 1973-8-29 678 Trinity 3.8 mi. north of Old Helena, Allbert's Cabin, Salmon-Trinity Alps and vicinity 502 Comment
  CAS-BOT-BC153502  Diplacus layneae John Thomas Howell 1955-6-13 30369 Trinity Peanut 762 Comment
  CHSC69027  Diplacus layneae Vernon Oswald; Lowell Ahart 1997-7-17 8730 Trinity Forest Road 29 (Bramlot Rd.) 2.9 mi south of Hwy. 36. 1158 Comment
  CAS-BOT-BC153506  Diplacus layneae Annie M. Alexander; Louise Kellogg 1949-6-25 5695 Trinity Rd. to White Rock Ranger Station 1249 Comment
  OBI9452  Diplacus layneae Rimo Bacigalupi, G. Thomas Robbins 1954-6-27 4650 Trinity 0.6 mi S of Trinity Alps Resort, in canon of the Stuart Fork of the Trinity River 823 Comment
  CHSC35613  Diplacus nanus Thomas W. Nelson; Jane P. Nelson 1980-6-20 5677 Trinity Shasta-Trinity National Forest. Along 4-wheel drive road out Blue Point Ridge 1 mile west of junction with road 29N55. 1554 Comment
  CAS-BOT-BC151456  Diplacus nanus Eugene Carter 1975-6-26 1015 Trinity North Fork Trinity River, Grizzly Creek 1615 Comment
  HSC28817  Dodecatheon hendersonii J. P. Smith 1973-4-21 6254 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC74341  Dodecatheon hendersonii M. A. Baker 1980-5-24 1455 Trinity Near Long Ridge. 1006 Comment
  SEINET11973416  Dodecatheon hendersonii J. P. Tracy 1950-1 18631 Trinity about 3 mi S of Kuntz. Van Duzen River. 4 mi SE of Low Gap 792 Comment
  HSC78022  Dodecatheon jeffreyi John S. Palmer 1973-6-19 29 Trinity Bear Lakes Area, below Big Bear Lake. 1707 Comment
  SEINET3920685  Dodecatheon jeffreyi Douglass Henderson 1986-6-6 6967 Trinity Trinity Mountains, Trinity-Shasta National Forest. Divide between Trinity and Siskiyou Counties, Scott Mountains USFS Campground, ca 250 m SW of Scott Mountain summit.; 0 1646 Comment
  POM259577  Downingia yina J. T. Howell 1937-7-21 13206 Trinity Big Flat. Comment
  NY757652  Draba aureola N. H. Holmgren 1980-6-30 9447 Trinity Scott Mountains, upper Trinity River, Mount Eddy trail from Deadfall Meadows, top of Mount Eddy, 14 km (8.5 mi) air distance west of Mount Shasta City, at Siskiyou Co. line 2740 Comment
  UC198715  Draba howellii Annie M. Alexander and L. Kellogg 1911-7-24 293 Trinity Twin to Thompson Pk Comment
  HSC40514  Draperia systyla J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2572 Trinity Along trail to Granite Lake 1372 Comment
  UCD119186  Draperia systyla Joseph M. DiTomaso 1975-8-5 235 Trinity Emerald Lake. Comment
  HSC24210  Drymocallis glandulosa D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5235 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  HSC64978  Drymocallis glandulosa D. L. Goforth 1979-7-21 288 Trinity Trinity Alps Wilderness Area; Upper Union Creek 1951 Comment
  CAS-BOT-BC159467  Drymocallis glandulosa var. glandulosa Carl B. Wolf 1937-6-20 8934 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth, North Coast Range 457 Comment
  JEPS111033  Drymocallis glandulosa var. glandulosa Sue Pappalardo 1997-5-13 917 Trinity Weaverville Ranger District; Ridgetop above Papoose Arm of Trinity Lake. Found along turnout of FS road 34N30 between junction with FS roads 34N30 and Papoose Creek. 875 Comment
  UCD113028  Drymocallis lactea var. austiniae Joseph M. DiTomaso 1976-6-30 538 Trinity Caribou Ridge Trail on Stuarts Fork side. 2133 Comment
  CAS-BOT-BC163121  Drymocallis lactea var. lactea Joseph P. Tracy 1935-8-5 14538 Trinity Devil's Canyon Mts. at head of White's Creek 2072 Comment
  HSC130  Drymocallis lactea var. lactea William J. Ferlatte 1967-8-8 853 Trinity Upper Canyon Creek Meadow 1524 Comment
  CAS-BOT-BC163123  Drymocallis lactea var. lactea Eugene Carter 1972-6-21 455 Trinity Near top of Keystone Meadows Trail, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1615 Comment
  HSC56857  Dysphania botrys G. L. Clifton 1979-7-19 8787 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC27386  Elatine ambigua J. P. Smith 1973-4-7 6006 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  UC1103657  Eleocharis acicularis Joseph P. Tracy 1942-7-3 17402 1/2 Trinity Hettenshaw Valley; along sluggish stream 944 Comment
  CAS-BOT-BC113522  Eleocharis bella John Thomas Howell 1936-8-27 128960 Trinity Near Trinity Center. Comment
  CAS-BOT-BC113526  Eleocharis bella G. R. Kleeberger 1879-9-6 s.n. Trinity In mud along stream near Weaverville. Comment
  JEPS102243  Eleocharis decumbens L. P. Janeway 2001-7-15 7322 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
  JEPS102962  Eleocharis macrostachya L. P. Janeway 2001-7-8 7309 Trinity Klamath Ranges. On ridgetop 2.4 km north of Red Mountain. Vernal pool on ridgetop 1660 Comment
  RSA41924  Eleocharis obtusa Scott Rauch 1936-8-23 1608 Trinity Scott Ranch, small lake Comment
  HSC42563  Elymus X hansenii Robert M. Specht 1977-7-21 1155 Trinity 1220 Comment
  HSC72749  Elymus X hansenii Gail Newton 1980-7-1 873 Trinity Near Hayden Roughs 1219 Comment
  HSC100213  Elymus caput-medusae J. P. Smith 2010-6-23 12948 Trinity Vacant lot adjacent to shopping center on Hwy. 299 in Weaverville 797 Comment
  HSC92554  Elymus elymoides var. californicus Jennifer Whipple 1976-8-20 1712 Trinity Summit region of Mtn. Eddy Trinity and Siskiyou Counties. 2683 Comment
  HSC73529  Elymus elymoides var. elymoides Gail Newton 1980-7-13 1455 Trinity Near Mule Ridge 1646 Comment
  HSC36786  Elymus glaucus Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2061 Trinity Black Lassic Area 1799 Comment
  RSA244956  Elymus glaucus D. E. Anderson, Donald O. Santana, J. Lackey 1971-7-15 5264 Trinity along 1 [mile] SO 7, along Shanty Creek ca. 5 miles west of Ruth Dam. 1341 Comment
  HSC26699  Elymus glaucus William J. Ferlatte 1971-9-18 1375 Trinity Trinity Alps. N side of Caribou Mtn., Caribou Meadow. 1921 Comment
  CAS-BOT-BC203734  Elymus glaucus subsp. glaucus Joseph P. Tracy 1935-8-3 14498 Trinity Mary Blaine Mt. 1950 Comment
  HSC86486  Elymus glaucus subsp. glaucus J. P. Smith 1982-6-19 10467 Trinity French Creek Rd., 2.1 mi. from its junction with Hwy. 299 549 Comment
  HSC65583  Elymus spicatus Donald W. Miles 1979-6-30 15 Trinity Above East Fork of the Trinity River, along Mumbo Creek Road. 1463 Comment
  CAS-BOT-BC204256  Elymus trachycaulus subsp. subsecundus Peter H. Raven; R. Snow 1958-7-19 13618 Trinity 7.5 miles north of Helena, along road Comment
  HSC102  Elymus trachycaulus subsp. trachycaulus William J. Ferlatte 1966-6-1 2028 Trinity 1 mi. W of Hayden Flat Campground.along Hwy. 299. 366 Comment
  UC1553566  Elytrigia intermedia subsp. intermedia E. Dean 1988-6-27 81 Trinity old logging road 35N72Y-A just w Stoney Creek; Trinity Lake Area 780 Comment
  CHSC91817  Epilobium D. Isle 1997-9-30 416 Trinity Mendocino National Forest--North Coast Ranges. Upper Middle Fork Eel River Watershed. Yolla Bolly Wilderness. 1054 Comment
  JEPS98793  Epilobium canum subsp. latifolium Sue Pappalardo 1996-9-26 903 A Trinity W of Forest Glen (at bend in river about 1/8 mi downstream from Forest Glen Campground; South Fork of Trinity River); Shasta-Trinity National Forest, Hayfork Ranger District 700 Comment
  HSC54417  Epilobium ciliatum subsp. ciliatum G. L. Clifton 1979-7-19 8625 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC81503  Epilobium ciliatum subsp. ciliatum Thomas W. Nelson, Jane P. Nelson 1980-8-4 6229 Trinity Along N side of Mule Ridge 1646 Comment
  RSA275296  Epilobium ciliatum subsp. ciliatum Thomas W. Nelson 1977-7-30 3680 Trinity Along the South Fork of Black Lassic Creek 1494 Comment
  JEPS123441  Epilobium glaberrimum subsp. fastigiatum Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -112 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
  POM247178  Epilobium glaberrimum subsp. glaberrimum Joseph P. Tracy 1935-8-5 14548 Trinity Devil s Canyon Mountains, at head of White s Creek 2073 Comment
  HSC85723  Epilobium hornemannii J. P. Smith 1980-8-23 10337 Trinity Shasta-Trinity National Forest, Lake Eleanor 1524 Comment
  HSC40361  Epilobium minutum Linda M. Barker, Raul Tuazon 1976-5-1 1433 Trinity Hwy. 3, 2 mi. S of Hwy. 299 on Hayfork Mtn. 671 Comment
  JEPS121754  Epilobium oreganum Julie Kierstead Nelson, Susan Erwin, Martin Lenz 2009-8-2 2009 -010 Trinity Common along margins of isolated, sloping wetland in Upper Hayfork Creek watershed, ca. 200m east of Forest Road 30; 3 miles south of Hwy. 36. Comment
  JEPS123042  Epilobium oreganum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 024 Trinity Trinity Creek Watershed. Comment
  CAS-BOT-BC171865  Epilobium septentrionale H. C. Cantelow 1937-8-20 1871 Trinity Just after crossing divide above head of Bear Creek 2286 Comment
  RSA153446  Epilobium siskiyouense H. K. Sharsmith 1960-8-27 4835 Trinity Scott Mountains: ridgetop between Marshy and Mosquito Lakes; Salmon-Trinity Alps Wilderness Area, Shasta National Forest 2104 Comment
  UCD106775  Epilobium siskiyouense Joseph M. DiTomaso 1975-8-13 258 Trinity Trinity Alps. Above Luella Lake. 2225 Comment
  UC2046534  Equisetum arvense William J. Ferlatte 1976-5-18 1758 Trinity Big Flat at head of Coffee Creek, north end of ephemeral pond (Lake Martin) Comment
  CAS-BOT-BC57152  Equisetum hyemale subsp. affine P. A. Munz 1951-7-17 16607 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  CAS-BOT-BC57246  Equisetum laevigatum D. H. Norris 1970-5-9 12149 Trinity along Trinity River at Burnt Ranch Bridge Comment
  CAS-BOT-BC57506  Equisetum telmateia Eugene Carter 1975-9-8 1101 Trinity East Fork of North Fork Trinity River 493 Comment
  RSA0057627  Eremogone congesta William J. Ferlatte 1966-6-30 163 Trinity Canyon Creek Lakes. 1646 Comment
  CAS-BOT-BC174252  Eremogone congesta var. congesta Joseph P. Tracy 1935-8-3 14468 Trinity Mary Blaine Mt. 1950 Comment
  HSC23425  Eremogone congesta var. congesta D. E. Anderson 1971-7-28 5460 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  CAS-BOT-BC174256  Eremogone congesta var. congesta Eugene Carter 1971-7-26 317 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 2 mi. west of Hobo Gulch 1691 Comment
  CAS-BOT-BC33463  Eriastrum tracyi Joseph Prince Tracy 1923-6-30 6463 Trinity Hay Fork Valley 792 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
  HSC5738  Ericameria greenei D. E. Anderson 1961-10-8 1881 Trinity Weaver Bally Rd. 1982 Comment
  CAS-BOT-BC294323  Ericameria nauseosa var. speciosa P. C. Everett; E. K. Balls 1959-10-23 23930 Trinity 3.7 mi. n. from Eagle Creek F.S. Camp along road to Callaban 914 Comment
  HSC92672  Ericameria nauseosa var. speciosa Jennifer Whipple 1978-10-6 2370 Trinity Slopes N of Deadfall Creek 2256 Comment
  CAS-BOT-BC299492  Ericameria ophitidis M. S. Taylor; T. W. Nelson 1980-8-20 3274 Trinity On e side of Hwy. 3 ca. 0.5 mi s of its jct with 13 Dp Road (347) ca. 1.5 mi. s of Peanut 792 Comment
  HSC72268  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6267 Trinity Along road 29N73 1 mi. E of junction with road 30N29 1433 Comment
  POM359545  Ericameria ophitidis Thomas W. Nelson 1980-8-21 6275 Trinity Along Panther Camp Trail, 200 yards from jct. with road 29N73 1646 Comment
  UCD131427  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6243 Trinity Shasta-Trinity National Forest. Along State Route 3, 0.3-0.5 miles south of Salt Creek Bridge. 762 Comment
  UC1223015  Erigeron aliceae Joseph P. Tracy 1947-6-27 17733 Trinity edges of meadow at Cold Springs; South Fork Mountain, Cold Springs Comment
  HSC82273  Erigeron bloomeri var. bloomeri Thomas W. Nelson, Jane P. Nelson 1980-6-22 5753 Trinity Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. N of Goat Camp 1372 Comment
  CAS-BOT-BC294481  Erigeron bloomeri var. bloomeri Freed W. Hoffman 1950-7-6 3527 Trinity North Coast Ranges. Red Mt. Road, 2.1 miles north of Red Mt. Guard Station Comment
  HSC78363  Erigeron cervinus John S. Palmer 1973-7-8 121 Trinity Bear Lakes Area, N of Little Bear Lake 1860 Comment
  CAS-BOT-BC294963  Erigeron compositus Gary S. Lester 1974-6-30 323 Trinity Trinity-Tehama Co. line. Yolla Bolly Wilderness Area. Ridge top S of N Yolla Bolly Peak. Beegum Basin Overlook facing NE 2316 Comment
  CAS-BOT-BC234208  Erigeron divergens Mrs. E. C. Van Dyke 1931-6-23 s.n. Trinity Nash mine above Carville Comment
  CHSC63319  Erigeron eatonii var. sonnei Vernon H. Oswald; L. Ahart 1994-6-14 6280 Trinity Forest Rd. 25 W of Castella, 1.0 mi SW of its jct. with Forest Rd. 26 to Mt. Shasta (city), between Horse Heaven Mdw. and Asbestos Gulch. 1584 Comment
  CAS-BOT-BC33455  Erigeron flexuosus Alice Eastwood; John Thomas Howell 1937-6-25 4903 Trinity Trinity Alps Resort Comment
  SEINET10474618  Erigeron flexuosus Mary Susan Taylor 1980-7-2 Taylor 3044 Trinity T36N R8W sw sec 14, Shell Mt quad; Shasta-Trinity Natl Forest; on open disturbed road embankment/slip, vernally moist, weakly serpentine; on N side of Rd 36N24, ca. 2.5 mi due W of Wyntoon. 1006 Comment
  UC1561380  Erigeron foliosus var. hartwegii Barbara Ertter with Thomas J. Delendick 1897-5-16 6958 Trinity ca 33 mi e Berry Summit (Hwy. 299 w of Weaverville, edge of Trinity River on s side of hwy); Trinity River Comment
  CAS-BOT-BC295403  Erigeron inornatus H. E. Parks; J. P. Tracy 1941-8-27 11524 Trinity North Coast Ranges. Cold Springs area, South Fork Mountain 1645 Comment
  CAS-BOT-BC295401  Erigeron inornatus E. K. Balls 1949-7-4 13793 Trinity Trail from Dedrick to Chloride Mine 762 Comment
  CAS-BOT-BC295407  Erigeron inornatus Eugene Carter 1972-8-13 506 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along Backbone Creek Trail 1036 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
  HSC75616  Erigeron inornatus var. inornatus J. O. Sawyer, D. A. Thornburgh 1980-9-15 4092 Trinity Proposed Ruth Research Natural Area 1372 Comment
  HSC78304  Erigeron inornatus var. inornatus John S. Palmer 1974-9-14 263 Trinity Bear Lakes area 1677 Comment
  HSC33323  Erigeron lassenianus William J. Ferlatte 1974-8-14 1606 Trinity Long Canyon Trail 300 yds. above junction with Bowerman Meadow Trail 1524 Comment
  HSC76411  Erigeron lassenianus Al Kubert, Tom Dubendorfer Aug 1982 Trinity Near N bank of Swift Creek 1128 Comment
  JEPS109686  Erigeron lassenianus var. lassenianus Dean W. Taylor 2002-6-10 18134 B Trinity Gratten Flat. ca. 2 miles W of Trinity Center 792 Comment
  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
  UC87678  Erigeron maniopotamicus Blankinship 1893-6-26 Trinity Ketten-Pum Valley Comment
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Mar 22 2013
  HSC835  Erigeron petrophilus var. viscidulus William J. Ferlatte 1967-8-7 843 Trinity Canyon Creek Lakes. 1646 Comment
  HSC12659  Erigeron petrophilus var. viscidulus William J. Ferlatte, Alice Q. Howard 1970-8-8 1276 Trinity Boulder Creek Basin 1585 Comment
  CAS-BOT-BC300099  Erigeron philadelphicus Eugene Carter 1973-6-10 585 Trinity East Fork- North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Below the Swinging Bridge near Allbert's Cabin, 3.8 miles north of Helena 480 Comment
  HSC92790  Erigeron tener Jennifer Whipple 1976-7-13 1463 Trinity Deadfal Creek Drainage in the vicinity of Deadfall Lakes 2378 Comment
  CAS-BOT-BC189022  Eriodictyon californicum G. R. Kleeberger 1880-7-2 s.n. Trinity Unspecified Comment
  CAS-BOT-BC189026  Eriodictyon californicum L. R. Abrams 1916-7-22 6231 Trinity Post Creek Comment
  HSC72918  Eriogonum compositum M. A. Baker 1980-7-2 2582 Trinity Near Swim Ridge. 1341 Comment
  HSC98385  Eriogonum compositum Gail Newton 1980-7-3 985 Trinity Near Horsehead Mtn. 1753 Comment
  CHSC1317  Eriogonum compositum var. compositum H. Goodyear 1939-5-27 Trinity Canyon road. 609 Comment
  RSA249384  Eriogonum compositum var. compositum D. E. Anderson, Thomas Nelson, S. Dowty 1972-6-14 5670 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  HSC42565  Eriogonum compositum var. compositum Robert M. Specht 1977-6-28 1091 Trinity Ridge on Round Mtn. 1494 Comment
  CHSC117336  Eriogonum congdonii L. P. Janeway; B. Castro 2016-8-1 12127 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
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Nov 28 2018
  JEPS105032  Eriogonum congdonii Dean W. Taylor 1996-7-7 15830 Trinity Scott Mountains; Hwy 3 about 2 mi N of Scott Mountain Pass, Shasta - Trinity National Forest; Klamath region 1402 Comment
  UC1735861  Eriogonum congdonii Dean W. Taylor 1992-6-11 12706 Trinity Ironside Mountain, Trinity River watershed, above Ziegler Spring 1554 Comment
  CAS-BOT-BC242536  Eriogonum congdonii H. C. C.; Herbert Cantelow 1937-8-20 1874 Trinity Near head of Bear Creek Comment
  CAS-BOT-BC255734  Eriogonum elatum var. elatum Eugene Carter 1972-8-13 505 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville, 1/2 mile up Backbone Creek Trail 914 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
  UCD100002  Eriogonum fasciculatum var. foliolosum Roman Gankin; W. R. Hildreth 1967-10-23 1145 Trinity Off State Route #299, 2.1 miles east of Junction City. Comment
  CAS-BOT-BC259271  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
  CHSC30833  Eriogonum libertini M. S. Taylor 1980-6-17 2921 Trinity On n side of 29N36, ca. 0.4 mi w of its jct with 29N38, ca. 4 mi due s of Wildwood. 1280 Comment
  HSC48931  Eriogonum libertini Thomas W. Nelson, Jane Nelson 1978-6-22 4287 Trinity Along Dubakella Rd., 3.7 mi. from junction with State Route 36 1433 Comment
  HSC75632  Eriogonum libertini D. Gordon 1978-6-20 Trinity Rattlesnake Ridge, above rd. 29N66 Comment
  RSA605179  Eriogonum libertini Louis C. Wheeler 1959-7-30 7616 Trinity North Fork Post Creek: NE Forest Glenn. 1372 Comment
  HSC72355  Eriogonum luteolum J. P. Smith, Linda M. Barker, J. Cole 1976-7-27 8952 Trinity Shasta National Forest, Eagle Creek Campground. Comment
  HSC74983  Eriogonum luteolum J. P. Smith, Thomas W. Nelson 1979-6-25 10205 Trinity Shasta-Trinity National Forest. Blue Point on Blue Point Ridge. 1372 Comment
  OBI11031  Eriogonum luteolum Lewis S. Rose 1955-7-16 55121 Trinity 2 mi N of Douglas City 549 Comment
  SEINET10871609  Eriogonum luteolum Mary Susan Taylor 1980-8-20 Taylor 3277 Trinity T30N R12W se sec 13, Dubakella quad. Shasta-Trinity Natl Forest, on E side of Hwy 3 on open serpentine slope, ca. 0.5 mi S of its jct with 13 Dip Rd (347), ca. 1.5 mi S of Peanut. With T. Nelson & B. Williams. 792 Comment
  LA206907  Eriogonum luteolum var. luteolum Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  CAS-BOT-BC263671  Eriogonum luteolum var. luteolum David D. Keck 1949-7-21 6396 Trinity Haman Ridge ca. 5 mi. S of Hoaglin, 14 mi. S. of Zenia Guard Station on sharp ridge between Kekawaka Creek on W. (which runs into Middle Fork of Eel) and Salt Creek on E. (which runs into N. Fork of Eel) 1036 Comment
  CAS-BOT-BC263673  Eriogonum luteolum var. luteolum L. B. Kildale 1930-10-5 10438 Trinity Van Duzen River near Cobb 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
  CAS-BOT-BC263689  Eriogonum luteolum var. luteolum John Thomas Howell 1955-7-13 30669 Trinity 6 miles southwest of Douglas City 609 Comment
  HSC43466  Eriogonum marifolium Jennifer Whipple 1977-7-19 1974 Trinity Klamath Mtns., Mt. Eddy, Deadfall Creek drainage in the vicinity of Deadfall Lakes 2378 Comment
  HSC46886  Eriogonum marifolium William J. Ferlatte 1974-8-16 1663 Trinity Deer Creek Pass above Siligo Meadows 2285 Comment
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Jun 11 2012
  CHSC34512  Eriogonum marifolium var. marifolium B. Williams 1980-8-27 378 Trinity Shasta-Trinity NF. Mt. Eddy. Comment
  CAS-BOT-BC264830  Eriogonum nudum var. nudum John Thomas Howell 1955-7-16 30658 Trinity Trinity River Canyon, 2 miles east of Junction City 487 Comment
  HSC22817  Eriogonum nudum var. nudum D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5289 Trinity Above Van Duzen River Comment
  HSC40837  Eriogonum nudum var. nudum Thomas W. Nelson, James Nelson 1976-7-26 3017 Trinity Along 1S07 just E of summit 1555 Comment
  UC184661  Eriogonum nudum var. nudum Harry S. Yates 1914-6-2 392 Trinity Rush Creek Comment
  CAS-BOT-BC264840  Eriogonum nudum var. nudum Mrs. H. C. Cantelow 1939-6-7 s.n. Trinity 9.2 miles SE of Dinsmore Comment
  HSC840  Eriogonum nudum var. nudum William J. Ferlatte 1967-8-8 844 Trinity Canyon Creek Lakes 1646 Comment
  RSA20759  Eriogonum nudum var. nudum Carl B. Wolf 1937-6-20 8964 Trinity North Coast Range, 13 7/10 mi S of Zenia on Covelo Rd. 915 Comment
  JEPS123422  Eriogonum spergulinum Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -087 Trinity Yolla Bolly Wilderness very near Trinity/Tehama County line; saddle south of North Yolla Bolly. Comment
  CHSC82647  Eriogonum strictum var. greenei L. P. Janeway 2001-7-8 7287 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
  CAS-BOT-BC262775  Eriogonum strictum var. proliferum J. P. Smith; T. W. Nelson 1979-6-25 10207 Trinity Shasta-Trinity National Forest. Blue Point on Blue Point Ridge 1371 Comment
  CAS-BOT-BC263407  Eriogonum strictum var. proliferum P. A. Munz 1951-7-21 16775 Trinity Fisher Ridge, North Yolla Bolly Mts. 2164 Comment
  CAS-BOT-BC263401  Eriogonum strictum var. proliferum Freed W. Hoffman 1949-7-14 3057 Trinity Blue Ridge, Mount Lassic group 1524 Comment
  CAS-BOT-BC263403  Eriogonum strictum var. proliferum G. L. Stebbins 1972-8-19 9016 Trinity West side Little Red Mountain, north of Yollo Bolly Mts. 1295 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-BC268000  Eriogonum umbellatum var. argus Dorothy Parker 1948-8-19 223 Trinity Summit of Scott Mountain 1582 Comment
  HSC763  Eriogonum umbellatum var. argus William J. Ferlatte 1967-8-16 935 Trinity E side of Packers Peak 1982 Comment
  RSA125402  Eriogonum umbellatum var. argus Arthur R. Kruckeberg 1954-8-10 3726 Trinity Salmon-Trinity Privitive Area, Trinity Nat'l Forest; above Morris Meadows on trail to Emerald Lake. 1677 Comment
  UC1413449  Eriogonum umbellatum var. dumosum James L. Reveal, Caroline G. Reveal 1974-8-17 3784 Trinity about 0.2 mi n Coffee Creek Guard Station (along California Highway 3, n of Clair Engle Lake and about 10 mi n of Trinity Center, on a flat near the North Fork of the Trinity River); North Fork of the Trinity River 792 Comment
  NY323626  Eriogonum umbellatum var. humistratum J. L. Reveal 1974-8-17 3794 Trinity Along the western ridge of the summit of Scott Mountain 2081.8 Comment
  JEPS56223  Eriogonum umbellatum var. nelsoniorum Lloyd Austin August, 1923 Trinity Granite Creek Comment
  CAS-BOT-BC265201  Eriogonum umbellatum var. speciosum Thomas W. Nelson; Jane P. Nelson 1977-9-4 3744 Trinity Along road to Pine Root Spring Guard Camp 1524 Comment
  JEPS118175  Eriogonum ursinum var. erubescens Dean Wm. Taylor, Tom Engstrom, Jason Poburko 2011-8-4 21143 Trinity 3.5 air miles NNW of Trinity Center, ridge dividing Hatchet Creek from Buckeye Creek watersheds 1203 Comment
  UC1537295  Eriogonum vimineum Gordon H. True Jr. 1937-7-3 775 Trinity Trinity Mt. 1524 Comment
  HSC39975  Eriophorum crinigerum J. O. Sawyer 1973-6-5 2503 Trinity Scott Mtn. Summit, W of Hwy. 3 1738 Comment
  HSC92271  Eriophorum crinigerum Jennifer Whipple 1976-6-22 1091 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 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
  HSC68697  Eriophyllum lanatum Thomas W. Nelson, D. Gordon 1980-6-10 5570 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  UC582678  Eriophyllum lanatum var. achilleoides Joseph P. Tracy 1935-8-5 14569 Trinity at head White's Creek; Devil's Canyon Mts. 2133 Comment
  CAS-BOT-BC308205  Eriophyllum lanatum var. grandiflorum Mrs. H. C. Cantelow 1936-8-26 1564 Trinity 13.6 mi. n. o Carrville, foot of Scott Mt. Comment
  HSC67461  Eriophyllum lanatum var. grandiflorum Thomas W. Nelson, Jane P. Nelson 1980-5-25 5339 Trinity Along Covelo-Zenia Rd., 0.5 mi. S of Kettenpom store 1037 Comment
  UC184319  Eriophyllum lanatum var. grandiflorum Harry S. Yates 1914-5-22 346 Trinity ne Weaverville Comment
  CAS-BOT-BC301730  Eriophyllum lanatum var. lanceolatum F. J. Kirby 1958-7-1 s.n. Trinity North of Eagle Creek near Trinity Center 914 Comment
  HSC56822  Erodium cicutarium G. L. Clifton 1979-7-19 8619 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC69669  Erysimum capitatum var. capitatum Thomas W. Nelson, J. O. Sawyer 1978-6-9 4137 Trinity Red Mtn. 1250 Comment
  SEINET7040106  Erysimum teretifolium A. G. Vestal 1963-1 Trinity Comment
  SEINET8255126  Erythranthe cardinalis Unknown 1959-8-21 4751 Trinity near margin of Panthers Creek, tributary of New River, at road crossing of road from Hawkins Bar to Denny. 549 Comment
  CHSC99726  Erythranthe linearifolia L. P. Janeway 2008-7-23 9460 Trinity Klamath Ranges. Trinity Mountains; along Road 40N45 5.5 road km north-northwest of Road 26; southwest-facing slope overlooking Picayune Creek. Open roadside soggy seep. 1908 Comment
  CAS-BOT-BC313709  Erythranthe trinitiensis Volney Rattan 1883-6-1 s.n. Trinity Hyampom Comment
  CAS-BOT-BC313712  Erythranthe trinitiensis Volney Rattan 1883-6-1 s.n. Trinity Near Hyampom Comment
  RSA0010282  Erythranthe trinitiensis Volney Rattan 1883-06 s.n. Trinity Near Hyampom. Comment
  HSC44869  Erythronium californicum J. P. Smith 1973-4-21 6234 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC71841  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1980-6-27 5963 Trinity Ridge extending SW from Black Lassic 1677 Comment
  JEPS21760  Erythronium californicum C. E. Bigelow 1958-4-27 58 Trinity Fawn Lodge, Highway 299 W 548 Comment
  UCR40061  Erythronium californicum C. G. Phillips, L. Cole, S. A. Haultain, K. B. Barrows 1984-5-12 62 Trinity Dubakella Ridge 1220 Comment
  UCR52468  Erythronium californicum R. Earing, C. Cavanaugh, C. Collins 1987-3-29 38 Trinity Grays Falls Campground c. 10 mi east of Willow Creek on Hwy 299, along the Trinity River 244 Comment
  HSC39538  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1976-5-23 2550 Trinity E side of Black Lassic S side of branch off Shanty Creek 1524 Comment
  RSA28195  Erythronium californicum Elmer I. Applegate 1932-4-14 7050 Trinity About 2 miles west of Weaverville. Comment
  SEINET10528621  Erythronium californicum Strull 1984-5-12 STRULL 20 Trinity T30n,r11w,sec.31 s 1/2. Up dubakella mtn road. Serpentine, rocky soil; dry Slopes. Found with dodecatheon, arctostaphylos, ceanothus, quercus. Flower Color yellow 975 Comment
  SEINET3885984  Erythronium californicum D. E. Anderson, Thomas Nelson; Steve Dowty 1972-6-13 5536 Trinity Black Lassic.; 0 1737 Comment
  UCD139636  Erythronium californicum R. N. Raynor 1933-4-15 s.n. Trinity Lewiston. Comment
  CAS-BOT-BC65245  Erythronium citrinum var. roderickii Jane E Van Susteren 2008-4-21 08 -33 Trinity Shasta-Trinity NF, Weaverville Ranger District. Along Forest Road 36N42Y, 0.35 mi NE of Jackass Peak, 1150 Comment
  JEPS109669  Erythronium citrinum var. roderickii Dean Wm. Taylor with Amanda Root 2002-4-19 17985 Trinity Preacher Meadow Campground along Highway 3, morainal terrace of Swift Creek (ca. 1 air mile SW of Trinity Center) 883 Comment
  HSC75370  Erythronium grandiflorum subsp. grandiflorum J. O. Sawyer, K. A. Sawyer 1980-6-18 3442 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  CAS-BOT-BC403717  Eschscholzia californica Carl B. Wolf 1937-6-20 8926 Trinity North Coast Range, along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth 457 Comment
  NY68391  Eunanus douglasii Collector unspecified s.n. Trinity Comment
  CAS-BOT-BC202777  Euonymus occidentalis David D. Keck 1949-7-21 6386 Trinity 3 mi. E. of Forest Glen 777 Comment
  UCD107429  Euonymus occidentalis Dean Wm. Taylor; Kathleen A. Teare 1979-9-10 7692 Trinity Headwaters of Manzanita Creek near Twin Sisters Mountain. 1371 Comment
  UC1051517  Euphorbia crenulata Helen K. Sharsmith 1953-6-26 4368 Trinity 4.2 mi w Cold Springs (Forest-Glen-Peanut road); Inner North Coast Ranges, Trinity National Forest 1158 Comment
  HSC58490  Festuca californica G. L. Clifton, Butler 1979-7-18 8442 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC68943  Festuca californica Jacqueline Greenleaf 1980-7-14 212 Trinity Near Van Duzen River 945 Comment
  HSC71733  Festuca californica M. A. Baker 1980-6-25 2352 Trinity Near Castle Rock 1280 Comment
  HSC75091  Festuca 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-BC278399  Festuca elmeri J. T. Gray 1912-1-1 195 Trinity Trinity National Forest Comment
  CAS-BOT-BC282631  Festuca idahoensis John Thomas Howell 1937-7-21 13209 Trinity Big Flat Comment
  CAS-BOT-BC282633  Festuca idahoensis Richard Spellenberg 1965-6-12 1104 Trinity At summit of Underwood Mtn. Pass, Underwood Mtn. Road ca. 12 mi. s.w. of Burnt Ranch Comment
  CAS-BOT-BC282637  Festuca idahoensis David D. Keck 1944-7-10 5471 Trinity Muldoon Gulch, 3 miles west of Wildwood 1036 Comment
  HSC34401  Festuca idahoensis J. P. Smith, J. O. Sawyer 1973-7-3 6984 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC75032  Festuca idahoensis J. P. Smith 1979-6-15 10009 Trinity Eagle Creek Campground, Shasta-Trinity National Forest 854 Comment
  HSC40313  Festuca occidentalis Thomas W. Nelson, Jane P. Nelson 1976-7-1 2953 Trinity Along FS Rd. 5E27, just S of meadow above Senteney Rock 1524 Comment
  JEPS123115  Festuca roemeri D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 046 Trinity Trinity Creek Watershed Comment
  UC249870  Festuca rubra Joseph P. Tracy 1923-6-28 6400 Trinity Burnt Ranch Northern Coast Ranges 457 Comment
  UC154513  Fragaria vesca Mrs. M. H. Manning 1901-7-1 57 Trinity Trinity Summit Comment
  JEPS87091  Fragaria vesca Teresa Sholars and Betty Stechmeyer 1988-6-24 913 Trinity edge of Cow Chip Creek (dead end road (Rd 4N01)) 1371 Comment
  UCD113252  Fragaria vesca Gunter Staudt; H. Ahmadi 1989-5-13 310 Trinity 42 miles west of Weaverville on Highway 299. Comment
  CAS-BOT-BC461214  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1939-6-9 4298 Trinity Scott Mt. 1630 Comment
  SJSU7601  Frangula californica D. A. Zwack 1965-10-10 10 Trinity near Eleanor L on Swift Cr Rd in Trinity Alps W of Trinity Center 1588 Comment
  HSC42553  Frangula californica Robert M. Specht 1977-6-30 1101 Trinity Base of Horse Ridge 1006 Comment
  CAS-BOT-BC62955  Frangula californica subsp. crassifolia John Thomas Howell 1955-7-17 30695 Trinity SW. of Peanut. 762 Comment
  HSC63813  Frangula californica subsp. crassifolia M. A. Baker 1979-7-3 983 Trinity 1.5 km. NE of Kettenpom Peak Comment
  HSC78774  Frangula purshiana John S. Palmer 1973-9-7 194 Trinity Bear Lakes area, along trail to Big Bear Lake. 1723 Comment
  SEINET10493573  Frangula purshiana Mary Merello 1993-6-21 Merello 685 Trinity Shasta-Trinity National Forest. Along Rush Creek Road (also road to Lewiston) off State Hwy. 3 NW of Weaverville. Mixed conifer-mixed hardwood forest. Disturbed. Along Rush Creek. 620 Comment
  CHSC1530  Frangula rubra subsp. modocensis V. Holt 1942-8-13 Trinity Summit Lake, Trinity Alps. 2438 Comment
  CAS-BOT-BC59560  Frangula rubra subsp. rubra G. R. Kleeberger 1880-7-2 s.n. Trinity Mt. Bally Comment
  CAS-BOT-BC223485  Fraxinus latifolia L. R. Abrams 1916-7-22 6231 Trinity Post Creek Comment
  CAS-BOT-BC130193  Fritillaria affinis Hay Fork School 1924-4-24 s.n. Trinity Hay Fork Comment
  CAS-BOT-BC130191  Fritillaria affinis Elmer I. Applegate 1932-4-14 7056 Trinity Fawn Lodge Comment
  JEPS55694  Fritillaria affinis Wayne Roderick 1966-5-30 Trinity 29 mi from Bridgeville (towards Xenia, 5 mi s of the Bridgeville-Mad River Park, along the Van Duzen River); Van Duzen River Comment
  RSA60685  Fritillaria affinis I. L. Wiggins 1950-5-29 12405 Trinity Near Coffee Creek Ranch, on banks of Coffee Creek. 732 Comment
  HSC573  Fritillaria atropurpurea William J. Ferlatte 1967-6-28 564 Trinity E side of Packers Peak, 7600 ft 1982 Comment
  HSC75421  Fritillaria glauca J. O. Sawyer 1980-6-17 3433 Trinity Yolla Bolly Wilderness 2210 Comment
  CAS-BOT-BC506187  Fritillaria pudica Geo. T. Ruddock 1916-1-1 s.n. Trinity unspecified Comment
  HSC45239  Fritillaria purdyi Thomas W. Nelson, Jane P. Nelson 1977-6-19 3471 Trinity S of Senteney Rock 1494 Comment
  RSA289959  Fritillaria purdyi Wendell Phillips 1915-4-16 s.n. Trinity Lewiston Comment
  CAS-BOT-BC504480  Fritillaria recurva H. de Forest 1912-4-1 233 Trinity Weaverville Comment
  HSC71501  Galium ambiguum M. A. Baker 1980-7-2 2633 Trinity Near Horsehead Mtn. 1737 Comment
  JEPS52729  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4027 Trinity se-facing slope about 2 mi e Zenia Comment
  UC1115825  Galium ambiguum subsp. ambiguum Joseph P. Tracy 1939-5-30 16307 Trinity Low Gap Mad River 792 Comment
  UC1281739  Galium ambiguum subsp. ambiguum Richard Spellenberg 1965-6-12 1102 Trinity summit of pass Underwood Mtn. Pass (Underwood Mtn. Rd. ca 12 mi sw of Burnt Ranch) Comment
  JEPS52730  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4034 Trinity on road to Covelo 16.1 mi s junction of Zenia-Ruth road (between Hoaglin road and Lake Mountain, crest and e-facing slopes) Comment
  HSC51273  Galium ambiguum subsp. siskiyouense G. L. Clifton, Overton 1979-6-4 4112 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  UC1736405  Galium ambiguum var. siskiyouense Dean W. Taylor 1992-6-12 12739 Trinity Saddle Gulch, tributary to Hayfork Creek, ca. 2 air miles S of Wildwood, along Forest Road 30 near the creek crossing, on an abandoned logging spur, 1127 Comment
  SEINET10500684  Galium ambiguum var. siskiyouense Mary Susan Taylor 1980-6-30 Taylor 3005 Trinity T36N R8W sw sec 27, Trinity Dam quad; Shasta-Trinity Natl Forest; ca. 4 mi S of Trinity Center on Hwy 3, W on dirt rd for 1 mi, left at Fire Rd, 0.5 mi to Y in rd, take right turn at Y, follow ridge to second Y. 1052 Comment
  HSC397  Galium bolanderi William J. Ferlatte 1967-8-16 939 Trinity E side of Packers Peak 1982 Comment
  HSC57294  Galium bolanderi Walter Overton 1979-7-18 8729 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  HSC72108  Galium bolanderi J. P. Smith, L. Barker, J. Cole 1976-7-27 8954 Trinity Shasta National Forest, Eagle Creek Campground. Comment
  HSC73811  Galium bolanderi M. A. Baker 1980-6-25 2279 Trinity Near Castle Rock. 1436 Comment
  HSC78449  Galium bolanderi John S. Palmer 1974-9-14 252 Trinity Bear Lakes Area, along trail to Big Bear Lake 1524 Comment
  SBBG7302  Galium bolanderi H. and M. Dearing 1939-6-19 3678 Trinity high up French Crk Comment
  HSC66219  Galium bolanderi M. S. Taylor, B. Williams 1980-6-16 2891 Trinity On W side of Hwy. 30, 2.3 mi. S of its junction with Hwy. 36, 2 mi. S of Wildwood 1159 Comment
  HSC57220  Galium californicum Marvin Butler 1979-7-16 7363 Trinity Near Little Round Mtn., close to the town of Alderpoint. 1219 Comment
  HSC76269  Galium californicum Alerie Gizinski 1981-7-26 167 Trinity Near Cobb Ridge 1109 Comment
  JEPS52883  Galium californicum subsp. californicum Lauramay T. Dempster and G. L. Stebbins 1964-6-15 4030 Trinity about 1/2 mi w Zenia Ranger Station (on Hwy 36, crest and se-facing slope) 1188 Comment
  CHSC59809  Galium glabrescens B. Williams 1979-7-16 308 Trinity Shasta-Trinity NF/Mt. Shasta Road, trail from Bull Lake to Robbers Meadow. 2072 Comment
  HSC41595  Galium grayanum var. grayanum Thomas W. Nelson, Jane P. Nelson 1977-8-6 3708 Trinity N slope of Black Lassic 1677 Comment
  HSC57289  Galium parisiense G. L. Clifton 1979-7-19 8623 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC72564  Galium porrigens Gail Newton 1980-7-1 761 Trinity Near Hayden Roughs. 1250 Comment
  HSC24125  Galium porrigens var. porrigens J. O. Sawyer 1970-5-2 2600 Trinity Above New River 244 Comment
  RSA789817  Galium serpenticum subsp. scotticum Rebecca Wenk 2005-7-18 286 Trinity Scott Mountains: border between Trinity and Siskiyou Counties. Growing along Pacific Crest Trail, 1 mi east of Hwy 3. 1900 Comment
  SEINET10500742  Galium serpenticum subsp. scotticum Mary Susan Taylor 1980-7-22 Taylor 3169 Trinity T39N R7W se sec 5, China Mt quad. Shasta-Trinity Natl Forest, open black serpentine slope on E side of Hwy 3, 0.9 mi S of Scott Mt summit. 1646 Comment
  HSC34720  Galium triflorum Thomas W. Nelson 1974-7-20 1691 Trinity Black Lassic Area 1799 Comment
  HSC35686  Galium triflorum J. P. Smith, J. O. Sawyer 1973-7-4 7076 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC39584  Galium triflorum Thomas W. Nelson, James Nelson 1976-6-22 2773 Trinity N side of Senteney Rock 1524 Comment
  HSC57269  Galium triflorum Gilbert Muth 1979-7-18 8365 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  JEPS20475  Gamochaeta ustulata Joseph P. Tracy 1936-6-10 14918 Trinity vicinity Salyer; Northern Coast Ranges 243 Comment
  CAS-BOT-BC182204  Garrya fremontii Eugene Carter 1969-6-1 346 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. from Weaverville) 2 mi. up Grizzly Creek Trail 1097 Comment
  HSC40356  Garrya fremontii Linda M. Barker, Raul Tuazon 1976-5-1 1439 Trinity Hwy. 3, 3 mi. S of Hayfork 732 Comment
  RSA78315  Garrya fremontii P. A. Munz 1952-6-29 17852 Trinity Grizzly Creek, branch of North Fork of Trinity River, north of Helena. 1006 Comment
  UC1122671  Garrya fremontii C. R. Clar 1930-7-3 94 Trinity East Fork of Hayfork; Trinity Forest, Big Bar Quad. 1219 Comment
  UC1193368  Garrya fremontii P. Zinke 138 Trinity Hulls Creek - Casoose Creek Divide 1676 Comment
  CHSC110647  Gaultheria ovatifolia Julie Kierstead Nelson; Wendy Boes 2012-8-2 2012 -067 Trinity South Fork Mountian 5 miles N of Hwy.36W, Miller Spring Road 1N24. 1127 Comment
  HSC54194  Gayophytum diffusum subsp. parviflorum G. L. Clifton, Butler 1979-7-18 8495 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  UC1116252  Gayophytum diffusum subsp. parviflorum Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4838 a Trinity 200 ft above and to s Mosquito Lake; Scott Mts., Shasta National Forest, Salmon-Trinity Alps Wild 2011 Comment
  SD42547  Gayophytum diffusum subsp. parviflorum Carl B. Wolf 1937-8-12 9159 Trinity North Coast Range, South Fork Mountain; 8.3 miles south of Cold Spring Lookout. 1372 Comment
  UC562354  Gayophytum heterozygum Joseph P. Tracy 1935-8-7 14646 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  JEPS27599  Gayophytum humile Joseph P. Tracy 1935-8-7 14637 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  UCD102202  Gentiana calycosa Daniel Sanchez-Mata; Tomas Santamaria 2008-7-31 s.n. Trinity Carrville. Shasta-Trinity National Forest. Bonanza King Lookout Road to Scorpion Lake. 1420 Comment
  UCD169034  Gentiana calycosa Joseph M. DiTomaso 1975-8-13 262 Trinity On switchback above Diamond Lake. 2286 Comment
  UC933494  Gentiana newberryi Annie M. Alexander and Louise Kellogg 1948-8-21 5525 Trinity Morris Meadows Trinity Mountains, Stuart Fork 1280 Comment
  RSA45330  Gentiana newberryi Dorothy Parker 1947-8-28 s.n. Trinity Along edges of Bull Lake. 2250 Comment
  CHSC112148  Gentiana newberryi var. newberryi Dean Wm. Taylor 2012-9-19 21313 Trinity Devils Lake, cirque on northwest face of Red Mountain. 1869 Comment
  CHSC63514  Gentianella amarella subsp. acuta Vernon H. Oswald; Lowell Ahart 1994-9-1 6428 Trinity Forest Rd. 40N45 at Cedar Creek, 9.3 mi N of Forest Rd. 26, ca. 3.0 mi (air) SW of Mt. Eddy. 1905 Comment
  HSC66264  Gentianopsis simplex M. S. Taylor 1980-8-26 3305 Trinity Parker Meadow, 100 ft. N of Swift Creek trail, 9 mi. W of Trinity Center 1616 Comment
  HSC71697  Geranium dissectum Gail Newton 1980-6-26 616 Trinity Near Underwood Creek. 451 Comment
  SEINET6969915  Gilia Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork, on west-facing slope above a meadow. Comment
  HSC69834  Gilia capitata Thomas W. Nelson 1978-5-27 4063 Trinity Along trail to Red Mtn. 1220 Comment
  HSC70434  Gilia capitata Gail Newton 1980-7-3 991 Trinity Near Horsehead Mtn. 1753 Comment
  HSC73263  Gilia capitata M. A. Baker 1980-7-12 2819 Trinity Near Black Lassic 1753 Comment
  UC796548  Gilia capitata subsp. capitata Roxana S. Ferris and Laura Lorraine 1948-6-11 11706 Trinity on State Highway 36, 1.5 mi above Peanut; above Peanut Comment
  UC907898  Gilia capitata subsp. capitata Joseph P. Tracy 1932-6-17 10238 Trinity Ruth 792 Comment
  SEINET10496756  Gilia tricolor Jones 1985-5-11 Jones 54 Trinity T29n,r10w,sec.15, 1 mile from basin gulch campground, shasta-trinity ntl. Forest. Quercus garrayana, arctostaphylos, pinus woodland 820 Comment
  CAS-BOT-BC266524  Githopsis diffusa 1883-6-1 s.n. Trinity Hyampom Comment
  HSC48439  Githopsis specularioides J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9869 Trinity County Line Rd. along Brown's Creek. 671 Comment
  CAS-BOT-BC280559  Glyceria elata B. H. Mace 1917-8-12 20 Trinity North side Soldier Ri. 1920 Comment
  HSC36025  Glyceria striata J. P. Smith, J. O. Sawyer 1973-6-28 7211 Trinity Scott Mtn. 1585 Comment
  CDA11049  Gnaphalium canescens subsp. microcephalum G. F. Hrusa 1993-10-16 11439 Trinity Klamath Ranges; Rackerby Ridge, approx. 1 mile directly S of Jackass Springs. Comment
  HSC46930  Gnaphalium palustre William J. Ferlatte 1976-9-21 1826 Trinity Big Flat at head of Coffee Creek; (Lake Martin) on W side of Coffee Creek. 1424 Comment
  POM225285  Gnaphalium palustre P. A. Munz 1936-8-11 14361 Trinity Little Trinity River, Forest Glenn 762 Comment
  RSA168826  Gnaphalium thermale Joseph P. Tracy 1942-9-6 17315 Trinity 1 mile S of McKay Camp. 1707 Comment
  HSC489  Goodyera oblongifolia William J. Ferlatte 1967-8-10 861 Trinity Grizzly Creek, about 1 mi. E of junction with China Spring Trail 1524 Comment
  UC1198807  Guillenia lasiophylla Joseph P. Tracy 1936-8-6 15081 Trinity e of Hawkins Bar; Happy Camp Mt. 1066 Comment
  UC922453  Hackelia amethystina Annie M. Alexander and Louise Kellogg 1949-6-30 5733 Trinity Saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC56575  Hackelia bella G. L. Clifton 1979-7-16 7883 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  UC922463  Hackelia bella Annie M. Alexander and Louise Kellogg 1949-6-25 5696 Trinity near junction Hay Fork Creek and White Rock Road ([found later on] saddle between Yolla Bolly and Black Rock Mountains) Comment
  POM317042  Hackelia micrantha H. M. Hall 1909-7-25 8656 Trinity Dorleska, in the Salmon Mts. 2000 Comment
  SDSU2660  Hackelia nervosa D. F. Howe 1977-6-29 4953 Trinity Weaver Bally Road. 2042 Comment
  CDA10805  Hackelia setosa G. F. Hrusa 1993-7-24 11374 Trinity Trinity Mountains; To S of saddle at summit of ridge to N of Bonanza King Lookout, near pool at head of Scorpion Creek. 1584 Comment
  JEPS89011  Harmonia doris-nilesiae V. Parker 1994-6-24 776 Trinity s side of slope off 20N50 0.2 mi from jct. with 29N73 (summit and downslope, Pony Buck West quad.); Shasta-Trinity National Forests, Yolla Bolly Ranger District Comment
  CHSC65220  Harmonia stebbinsii V. Parker 1994-6-8 662 Trinity Shasta-Trinity National Forests. Yolla Bolla Ranger District Pony Buck East. This is the type locality. 1355 Comment
  HSC558  Hastingsia alba William J. Ferlatte 1966-6-30 153 Trinity Canyon Creek Lakes 1646 Comment
  HSC78385  Hastingsia alba John S. Palmer 1973-7-8 123 Trinity Bear Lakes Area, N of Little Bear Lake 1860 Comment
  UC30105  Hastingsia alba Joseph Burtt Davy and Walter C. Blasdale Jun 21 1899-Jun 23 1899 5855 Trinity near summit Trinity Summit; North Coast RAnges Comment
  UC967257  Hastingsia alba L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3385 Trinity above Peanut; above Peanut Comment
  RSA50028  Hastingsia alba E. K. Balls 1949-7-5 13716 -a Trinity 0.5 mile above Junction City, Canyon Creek 610 Comment
  CHSC30137  Hastingsia serpentinicola M. S. Taylor 1980-7-22 3163 Trinity On w side of Hwy 135, ca. 0.5 mi n of Eagle Creek Camp. 822 Comment
  HSC65666  Hastingsia serpentinicola Donald W. Miles 1979-6-30 6 Trinity Along Mumbo Creek Rd., 15 mi. W of Castle Crags State Park. 1463 Comment
  HSC70083  Hastingsia serpentinicola Thomas W. Nelson, Jane P. Nelson 1978-6-22 4262 Trinity Along old Hwy. 3, near junction with road to Philpot Campground 762 Comment
  JEPS123443  Hazardia whitneyi var. discoidea Julie Kierstead Nelson with Marie Buell 2015-7-15 2015 -086 Trinity Yolla Bolly Wilderness; gravelly knob 0.9 m mile SE Black Rock, west of Pettijohn Trail. Comment
  UC581771  Hazardia whitneyi var. whitneyi Joseph P. Tracy 1935-8-4 14528 Trinity n of Cabin Peak (e of New River); Devil's Canyon Mts. 1737 Comment
  JEPS35532  Helenium bigelovii W. L. Jepson 1897-7-25 Trinity Foster's Sheep Ranch Soldier Ridge Comment
  UC195256  Helenium bigelovii Annie M. Alexander and L. Kellogg 1911-8-16 340 Trinity Hd. Bear Cr. 1950 Comment
  CAS-BOT-BC306774  Helenium bigelovii Eugene Carter 1972-8-13 514 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) In Backbone Creek, 1/2 mile northeast of Russell Cabin 1371 Comment
  CAS-BOT-BC314707  Helianthella californica var. californica Clarence R. Quick 1960-6-27 60 -27 Trinity Bear Gulch on road from Delta to Trinity Center Comment
  JEPS123090  Helianthella californica var. shastensis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 069 Trinity Scorpion Lake Comment
  RSA49319  Helianthella californica var. shastensis P. A. Munz 1949-5-17 13295 Trinity Eagle Creek Public Camp Ground. 915 Comment
  CAS-BOT-BC305588  Helianthus bolanderi H. M. Pollard 1953-8-20 s.n. Trinity On Red Mountain Trail, north of Trinity Alps Resort 914 Comment
  UC1299268  Helianthus bolanderi Freed W. Hoffman 1949-7-19 3040 Trinity about 1 mi s of and down ridge from Pine Root Spring (s of Peanut in Red Mt.); North Coast Ranges, Red Mt. Comment
  UCD132786  Helianthus exilis Dean Wm. Taylor; Kathleen A. Teare 1979-9-13 7705 Trinity Smoky Creek. Around 8 miles southeast of Forest Glen. Comment
  HSC51003  Hemizonella minima G. L. Clifton, Overton 1979-6-3 3834 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  CAS-BOT-BC312126  Hemizonella minima Thomas W. Nelson; Jane P. Nelson 1980-5-25 5300 Trinity Along trail from Blue Jay Mine-Little Red Moutain Creek 1188 Comment
  HSC40435  Hemizonella minima J. O. Sawyer 1973-6-6 2519 Trinity Along trail to Big Bear Lake 1433 Comment
  HSC68149  Hemizonella minima J. P. Smith 1975-5-17 8130 Trinity Just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 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
  CHSC91411  Hemizonia congesta subsp. clevelandii D. Isle 1997-9-30 415 Trinity Mendocino National Forest--North Coast Ranges. Upper Middle Fork Eel River Watershed. Yolla Bolly Wilderness. 1054 Comment
  CAS-BOT-BC310013  Hemizonia congesta subsp. tracyi Thomas W. Nelson; Jane P. Nelson 1980-6-26 5926 Trinity Along Covelo-Zenia Road ca. 1.5 miles south of Lake Mountain Ranch 822 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
  SEINET7072579  Hemizonia pallida 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
  SEINET10866604  Hemizonia tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-26 Nelson 5926 Trinity Kettenpaum Quad. T5S, R7E, SW 1/4 SE 1/4 Sec 21. Along Covelo-Zenia Road ca. 1.5 miles south of Lake Mountain Ranch. 823 Comment
  JEPS17482  Heracleum lanatum Joseph P. Tracy 1923-6-28 6407 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 457 Comment
  RSA211257  Hesperochiron pumilus William J. Ferlatte 1967-6-26 507 Trinity Big Flat. 1524 Comment
  HSC71926  Hesperolinon micranthum Thomas W. Nelson, Jane Nelson 1980-6-26 5927 Trinity Along Covelo-Zenia Rd. opposite Kettenpaum Store. 1067 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
  RSA124976  Heterocodon rariflorum P. H. Raven, Richard Snow 1958-7-19 13586 Trinity 3.8 miles southeast of Lewiston. Comment
  RSA321846  Heteromeles arbutifolia James R. Shevock 1980-5-7 7127 Trinity Employee housing at Ash Mtn headquarters in a blue oak chamise chaparral comunity, Kaweah River Drainage, Sequoia National Park. 518 Comment
  CHSC30688  Heterotheca oregona var. rudis M. S. Taylor 1980-7-23 3178 Trinity Slope in loop in rd 42n17, on n side, ca. 14.5 mi ne of its jct with Hwy 3 at Trumbles Ranch. 1889 Comment
  HSC56814  Heterotheca oregona var. rudis G. L. Clifton, Muth 1979-7-18 8588 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  UC130714  Heuchera merriamii H. M. Hall July, 1909 8584 Trinity summits near Dorleska; Trinity Alps, Salmon Mountains 2164 Comment
  UCSB24362  Heuchera merriamii Tracy, Joseph 1935-8-7 Trinity Devil's Canyon Mts. , at head of White's Creek 2072 Comment
  SEINET10483023  Heuchera micrantha var. erubescens Mary Susan Taylor 1980-6-12 Taylor 2858 Trinity On W side of 5N40, ca. 2.3 mi S of its jct with Underwood Mt Road (5N09), ca. 8.1 mi S of Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  CHSC69024  Heuchera micrantha var. pacifica Vernon Oswald; Lowell Ahart 1997-7-17 8764 Trinity Southeast of Ruth Reservoir on Forest Route 30, 1.9 mi west of Texas Chow Creek. 944 Comment
  HSC32557  Hieracium albiflorum Thomas W. Nelson 1973-7-10 1049 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC56671  Hieracium albiflorum Walter Overton 1979-7-18 8195 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC56763  Hieracium albiflorum G. L. Clifton, Butler 1979-7-18 8470 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC4761  Hieracium albiflorum William J. Ferlatte 1966-8-23 457 Trinity Upper Canyon Creek Meadow 1524 Comment
  SEINET10971177  Hieracium cynoglossoides Mary Susan Taylor 1980-7-1 Taylor 3017 Trinity T36N R7W nw sec 18, Shell Mt quad. Shasta-Trinity Natl Forest; 0.7 mi E of Hwy 3, both sides of Swift Creek Rd, at turnout where osprey nest is viewed, ca. 0.5-0.7 mi W of Trinity Center. 823 Comment
  CAS-BOT-BC152405  Holodiscus discolor var. discolor Doris Kildale 1931-5-17 10835 Trinity Hawkins Bar 185 Comment
  CAS-BOT-BC536172  Horkelia californica var. elata P. A. Munz 1936-8-11 14347 Trinity Forest Glenn 701 Comment
  HSC41982  Horkelia daucifolia var. daucifolia Ed Cope 1977-5-21 110 Trinity Jct. of Miner's Creek Rd. and Rd. 8 Comment
  HSC27557  Horkelia fusca var. parviflora J. D. Ackerman, A. M. Montalvo 1973-7-20 102 Trinity Near Big Flat Campground Comment
  UCR39824  Horkelia tridentata K. Faber, Scott LaChance, Mike Rekart 1984-5-26 39 Trinity Eagle Creek Campground 851 Comment
  CHSC63348  Horkelia tridentata subsp. flavescens Vernon H. Oswald; L. Ahart 1994-6-14 6287 Trinity Forest Rd. 25 W of Castella, 1.0 mi SW of its jct. with Forest Rd. 26 to Mt. Shasta (city), between Horse Heaven Mdw. and Asbestos Gulch. 1584 Comment
  JEPS91118  Horkelia tridentata subsp. flavescens Dean W. Taylor 1993-5-22 13475 Trinity 2 mi s of Wildcat Peak (Klamath Region, Trinity Mountains, (Trinity River drainage 7 air mi ne of Trinity Center)); Klamath Region, Trinity Mountains 990 Comment
  HSC42585  Horkelia tridentata var. flavescens Robert M. Specht 1977-6-28 1112 Trinity S facing slope Comment
  HSC43254  Horkelia tridentata var. flavescens K. Irwin 1977-5-21 342 Trinity Scott Mtn. Campground, 8 mi. E of Callahan 1631 Comment
  CAS-BOT-BC537959  Horkelia tridentata var. flavescens Ella Dales Cantelow 1939-6-8 1879 Trinity Scott Mt. Road, 6.4 mi N. of Carrville. Comment
  HSC23446  Hosackia crassifolia D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5251 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC72670  Hosackia crassifolia Gail Newton 1980-7-1 792 Trinity Near Hayden Roughs. 1250 Comment
  HSC98276  Hosackia crassifolia William J. Ferlatte, B. D. Rogers 1966-6-1 2058 Trinity Near Hayfork Summit 1128 Comment
  UCD106073  Hosackia crassifolia John Sawyer; T. W. Nelson 1978-6-9 3186 Trinity Black Rock Mountain, on road to Red Mountain. 1219 Comment
  UCD106089  Hosackia crassifolia W. A. Williams 1951-6-15 s.n. Trinity 1 mi. W. Weaverville. Comment
  HSC57259  Hosackia oblongifolia var. oblongifolia Overton 1979-7-17 8138 Trinity Near Horse Ridge, close to the town of Mad River. 1356 Comment
  CHSC114638  Hosackia yollabolliensis M. McEvoy; J. Inkster 2013-6-13 Trinity Hayfork Ranger Distr. South Fork Mountain. 10 m east of FS Road 1. Gravelly mafic/limestone soil. E-aspect, 2% slope, full sun. UTM (NAD83): 10N 4493134N, 45104E. 1675 Comment
  UCD100857  Howellanthus dalesianus Joseph M. DiTomaso 1976-6-24 498 Trinity Trinity Alps. Lower Gibson Meadows below Granite Lake. 1676 Comment
  CAS-BOT-BC482435  Hydrophyllum occidentale Dana York 2010-5-8 3001 A Trinity Six Rivers National Forest, ca. 1.6 km NNE of the New River/Trinity River confluence, on spur ridge between the rivers 265 Comment
  HSC31821  Hydrophyllum occidentale D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5542 Trinity Black Lassic along W side. 1738 Comment
  HSC73467  Hydrophyllum occidentale Grunnert 12 Trinity Philpot Campground 808 Comment
  UC1239764  Hydrophyllum occidentale Joseph P. Tracy 1926-5-31 7544 Trinity Oregon Gulch Mt. 914 Comment
  RSA97543  Hydrophyllum occidentale L. S. Rose 1954-4-26 54023 Trinity 3 miles NE of Douglas City Comment
  UCD119482  Hydrophyllum occidentale Joseph M. DiTomaso 1975-7-1 92 Trinity Portuguese Camp on Stuarts Fork Trail. 1493 Comment
  UCD110332  Hypericum anagalloides Joseph M. DiTomaso 1975-9-16 330 Trinity Mumford Meadows. 1645 Comment
  CHSC63517  Hypericum formosum var. scouleri Vernon H. Oswald; Lowell Ahart 1994-8-1 6432 Trinity Forest Rd. 40N45 at Bear Creek, 1.8 mi S of Forest Rd. 17, ca. 2.5 mi (air) W of Mt. Eddy. Scattered plants on a moist meadow bordering the creek. 1889 Comment
  SEINET6178816 Image available Hypericum perforatum Harry S. Yates 2014-6-14 7 -149 Trinity Trinity NF; Rush Creek;; 0 610 Comment
  RSA226610  Idahoa scapigera D. E. Anderson, James Payne Smith 1970-4-16 5038 Trinity Along road to Ruth Dam, ca 4.5 miles S of its jct with Hwy 36. Comment
  RSA60655  Iris macrosiphon I. L. Wiggins 1950-5-29 12395 Trinity 1.8 miles southwest of Trinity County line on Scott Mountain Road, near Republican Point 1433 Comment
  UCR37531  Iris tenuissima K. B. Barrows, L. Cole, S. A. Haultain, C. G. Phillips 1984-5-26 96 Trinity Eagle Creek Campground 851 Comment
  RSA136361  Iris tenuissima Lee W. Lenz, E. K. Balls 1955-5-15 20728 Trinity Southeast of Burnt Ranch, along U.S. Highway 299, Weaverville to Willow Creek 457 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
  UCD138816  Iris tenuissima L. W. Lenz; E. K. Balls 1952-5-12 17210 Trinity 1.2 miles north of Peanut on road from Hwy 136 to Hayford and Douglas City. 731 Comment
  CHSC48333  Isatis tinctoria Vernon Oswald 1986-6-9 2108 Trinity Hwy 36, 4.0 mi e of Forest Glen, 21.8 mi e of the Humboldt-Trinity Co. line. Roadside. 868 Comment
  CDA42453  Isoetes echinospora H. K. Wagnon 1945-10-7 s.n. Trinity Stoddard Lake. Comment
  UC42852  Isoetes howellii Marshall A. Howe 1896-6-10 146 Trinity near Hyampon Comment
  RSA66448  Ivesia gordonii var. alpicola Philip A. Munz 1951-7-21 16789 Trinity South slope of north Yolla Bolly Peak 2317 Comment
  CAS-BOT-BC142865  Ivesia pickeringii David D. Keck; A. Gustafsson 1938-8-8 4884 Trinity Trinity River 8 mi. N. of Carrville 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
  JEPS105482  Juncus articulatus Ann Francis Aug 2003 s.n. Trinity within Weaverville city limits at site of an abandoned quarry that is now a seasonally moist meadow 701 Comment
  HSC56602  Juncus bufonius G. L. Clifton 1979-7-17 7964 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  JEPS102244  Juncus covillei L. P. Janeway 2001-7-15 7335 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. Around edge of small pond just above the spring. 1390 Comment
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Dec 13 2006
  RSA42030  Juncus covillei H. C. Cantelow 1936-8-23 1631 Trinity Scott Ranch, 3 mi. S. of Trinity Center Comment
  CHSC99706  Juncus dudleyi L. P. Janeway 2008-7-23 9457 Trinity Klamath Ranges. Trinity Mountains; along Road 40N45 5.5 road km north-northwest of Road 26; southwest-facing slope overlooking Picayune Creek. Open roadside soggy seep. 1908 Comment
  RSA0069361  Juncus dudleyi Dean W. Taylor 2014-9-21 21565 Trinity Lower Trinity River watershed; ca. 3.3 air miles NNW of Douglas City; along un-named tributary to the Trinity River confluent at River Mile ca. 87.5. 750 Comment
  RSA42032  Juncus dudleyi Ella Dales Cantelow 1936-8-23 s.n. Trinity Scott Ranch, 3 miles S of Trinity Center Comment
  CHSC118272  Juncus effusus subsp. pacificus Barbara L. Wilson; Nick Otting 2015-5-30 18421 Trinity Stuart Fork of Trinity Lake. 712 Comment
  RSA125804  Juncus effusus subsp. pacificus Peter H. Raven, Richard Snow 1958-7-19 13587 Trinity 3.8 miles southeast of Lewiston. Comment
  HSC82480  Juncus ensifolius Thomas W. Nelson, Jane Nelson 1979-6-14 4794 Trinity W side of Hwy. 3, across Trinity River from mouth of Bear Creek 915 Comment
  UCD101229  Juncus howellii Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Lower Deadfall Lake at the base of Mount Eddy. 2220 Comment
  HSC12474  Juncus mertensianus William J. Ferlatte, Alice Q. Howard 1970-8-12 1311 Trinity Ridge W of upper Canyon Creek 2256 Comment
  UCD141877  Juncus mertensianus William J. Ferlatte; Alice Q. Howard 1970-8-12 1311 Trinity Trinity Alps. Ridge west of upper Canyon Creek. 2316 Comment
  CHSC70197  Juncus nevadensis Jennifer Whipple 1977-8-3 2082 Trinity Mount Eddy, Klamath Mountains. Meadows north of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2240 Comment
  HSC67415  Juncus nevadensis var. nevadensis Ed Cope, John Palmer Jul 1977 516 Trinity South of trail to Granite Lake. 1280 Comment
  HSC74213  Juncus orthophyllus M. A. Baker 1980-7-13 2923 Trinity Near Mule Ridge. 1585 Comment
  HSC4783  Juncus orthophyllus William J. Ferlatte 1966-8-23 465 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  CAS-BOT-BC236895  Keckiella corymbosa G. R. Kleeberger 1879-10-25 s.n. Trinity Mt. Bally Comment
  HSC34321  Keckiella corymbosa J. P. Smith, J. O. Sawyer 1973-8-16 7333 Trinity Hwy. 299, 17.6 mi. E of Humboldt Co. line Comment
  JEPS11131  Keckiella corymbosa Joseph P. Tracy 1921-8-21 5940 Trinity Hawkins Bar Northern Coast Ranges (cliffs along Trinity River) 182 Comment
  NY790307  Keckiella corymbosa D. D. Keck 1949-7-21 6393 Trinity Haman Ridge, ca. 4 miles south of Hoaglin (13 miles south of Zenia Guard Station), on sharp ridge between Kekawaka Creek on W. (which runs into Middle Fork of Eel) and Salt Creek on E. (which runs into North Fork of Eel) 1036.3 Comment
  RSA790208  Keckiella corymbosa James R. Shevock, Steele Wotkyns 1987-8-23 11808 Trinity Yolla Bolly-Middle Eel Wilderness, Mendocino National Forest. Along Middle Fork of the Eel near Fern Point. 1220 Comment
  RSA791147  Keckiella corymbosa James R. Shevock, Steele Wotkyns 1987-8-23 11808 Trinity Yolla Bolly-Middle Eel Wilderness, Mendocino National Forest. Along Middle Fork of the Eel near Fern Point. 1220 Comment
  HSC64956  Kelloggia galioides D. L. Goforth 1979-7-21 308 Trinity Trinity Alps Wild Area, Union Creek. 1890 Comment
  UC931699  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-8 19089 Trinity near Salyer (0.25 mi w of bridge over South Fork of Trinity River, near Highway 299); South Fork of Trinity River Comment
  CAS-BOT-BC204998  Lathyrus jepsonii var. californicus H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail at creek-crossing, north of Trinity Alps Resort 1981 Comment
  UC33336  Lathyrus lanszwertii var. tracyi W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  CAS-BOT-BC213277  Lathyrus sulphureus Eugene Carter 1972-6-15 429 Trinity Open woods 1/4 mile up Backbone Creek Trail, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 914 Comment
  HSC101021  Lathyrus sulphureus Lisa D. Hoover 2012-6-7 24 Trinity Jones Ridge. From Hwy 36 to Rte 504 (Ruth Rd.) pass Ruth Guard Station. At Three Forks, take 27N02 onto Jones Ridge. Lost Creek Trail; 12W11. 1220 Comment
  HSC70488  Lathyrus sulphureus J. P. Smith 1975-5-16 8097 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  UC184910  Lathyrus sulphureus Harry S. Yates 1914-5-20 324 Trinity East Weaver Creek Comment
  HSC51038  Lathyrus tracyi G. L. Clifton, Overton 1979-6-3 3879 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC58503  Lathyrus tracyi Walter Overton 1979-7-18 8708 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC71735  Lathyrus tracyi M. A. Baker 1980-6-25 2340 Trinity Near Castle Rock 1280 Comment
  UCR39768  Lathyrus tracyi J. P. Smith 1973-4-7 6001 Trinity New River Trail from Grays Falls Campground on the north side of the Trinity River and W side of the New River 305 Comment
  HSC34848  Lathyrus tracyi Thomas W. Nelson 1975-5-17 1818 Trinity Across the Trinity River from Douglas City Comment
  HSC62958  Lathyrus tracyi R. York 1979-5-13 283 Trinity W of Philpot BLM Campground 793 Comment
  SEINET10484239  Lathyrus tracyi Worley 1985-4-19 WORLEY 29 Trinity Shasta trinity natl forest, steelbridge campground. Sec 24, t33n, r9w, shaded Woodland. Mixed conifer and oak. Yellow flowers. 536 Comment
  CAS-BOT-BC274346  Leersia oryzoides John Thomas Howell 1936-8-27 12857 Trinity Near Trinity Center Comment
  RSA624791  Leersia oryzoides Gordon Leppig 1998-9-7 1096 Trinity Six Rivers National Forest. South Fork Trinity River, west bank. 213 Comment
  HSC41960  Lepidium campestre Ed Cope 1977-5-21 88 Trinity Eagle Creek Campground 851 Comment
  HSC34896  Leptosiphon filipes Thomas W. Nelson 1975-5-17 1827 Trinity Panwauket Gulch Comment
  HSC64993  Leptosiphon nuttallii D. L. Goforth 1979-7-20 279 Trinity Trinity Alps Wild Area, Upper Union Creek 1707 Comment
  RSA293140  Leptosiphon pygmaeus subsp. pygmaeus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5332 Trinity Along Covelo-Zenia Road, 1.5 miles south of Lake Mountain Ranch. 823 Comment
  UC1287435  Lessingia nemaclada Willard Spence 1960-9-7 615 Trinity on road between Weaverville and Trinity Center 0.6 mi n bridge over Swift Creek (1.3 mi s of Trinity Center) Comment
  RSA91160  Lessingia nemaclada John T. Howell 1936-8-27 12858 Trinity Near Trinity Center Comment
  HSC82366  Leucothoe davisiae Thomas W. Nelson, Jane P. Nelson 1978-7-24 4488 Trinity Along road to Bully Choop, 100 m N of junction with road to lookout 1768 Comment
  UCD117524  Leucothoe davisiae G. F. Hrusa 1991-10-21 8594 Trinity NE slopes above Trinity River tributary to N of Scorpion Creek. 1889 Comment
  JEPS109819  Lewisia cotyledon var. heckneri Dean W. Taylor 2005-5-17 19308 B Trinity ridge dividing Horse Mane Creek from Betty Gulch, Browns Creek watershed (ca. 8 air miles SSE of Douglas City) 1214 Comment
  CAS-BOT-BC444065  Lewisia leeana Lester Rowntree 1936-7-12 s.n. Trinity Granite Creek to Divide, Trinity Mts. Comment
  UC82854  Lewisia leeana Alice Eastwood Jul 2 1901-Jul 18 1901 Trinity Twin Lakes Canyon Creek, Twin Lakes Comment
  HSC73720  Lewisia nevadensis M. A. Baker 1980-7-13 2909 Trinity Near Mule Ridge. 1585 Comment
  HSC27943  Lewisia nevadensis Gary S. Lester 1973-6-8 3 Trinity Trinity Alps Primitive Area off trail at Morris Meadow Camp Ground 1402 Comment
  CAS-BOT-BC183599  Ligusticum californicum Eugene Carter 1975-8-19 1090 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Near Rattlesnake Lake Camp 1691 Comment
  HSC412  Ligusticum californicum William J. Ferlatte 1966-8-19 449 Trinity Ward Lake 2134 Comment
  HSC78792  Ligusticum californicum John S. Palmer 1973-9-7 170 Trinity Bear Lakes Area, S side of Little Bear Lake 1860 Comment
  HSC91136  Ligusticum grayi Jennifer Whipple 1976-7-12 1429 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  UC1167720  Ligusticum grayi Peter H. Raven 1956-9-4 10426 Trinity due w. Mt. Eddy (Deadfall Lakes); Deadfall Lakes 2286 Comment
  JEPS77442  Ligusticum grayi William J. Ferlatte 1975-8-25 1736 Trinity ca. 1.25 mi. n. Granite Peak (Upper Bowerman Meadows, Trinity Alps); Trinity Alps, Upper Bowerman Meadows 2012 Comment
  CAS-BOT-BC508253  Lilium columbianum Milo S. Baker 1926-7-24 129 b Trinity S. Fork Mt. - bog 11/2 mi. from highway Comment
  HSC91460  Lilium kelleyanum Jennifer Whipple 1976-7-12 1439 Trinity Near Deadfall Lake 2195 Comment
  CAS-BOT-BC130697  Lilium occidentale Milo S. Baker Aug. 4 198 a-'26 Trinity Stony Creek - S.W. Granite Peak 1828 Comment
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Feb 10 2018
  CAS-BOT-BC130857  Lilium pardalinum L. R. Abrams 1916-7-22 6121 Trinity Between Mad and Trinity Rivers on Eureka Red Bluff Road Comment
  UC902039  Lilium pardalinum Joseph P. Tracy 1949-7-16 18367 Trinity 1 mi s Racetrack (at Buck Spring, n of crossing of Trinity Highway); South Fork Mountain, Buck Spring 1645 Comment
  CAS-BOT-BC130853  Lilium pardalinum Milo S. Baker July 16 52 a Trinity S. Fork Mt., near forest road, 4 mi. from highway Comment
  HSC54286  Lilium rubescens G. L. Clifton, Butler 1979-7-17 7445 Trinity Near Horse Ridge Mtn., close to the town of Mad River 1851 Comment
  HSC66344  Lilium rubescens M. S. Taylor 1980-7-1 3015 Trinity S side of Swift Creek Rd., 0.5 mi. E of Hwy. 3 and Trinity Center at turn where Osprey nest is viewed 823 Comment
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May 14 2014
  UCR120709  Linanthus bicolor N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-4-19 12 Trinity North Coast Range, Route 299, Burnt Ranch Campground, 1.5 mi. west of Burnt Ranch 412 Comment
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Apr 23 2008
  JEPS58263  Linanthus bolanderi W. L. Jepson 1934-5-6 16672 Trinity South Fork Mt. Comment
  JEPS94466  Linnaea borealis var. longiflora Vernon Oswald and Lowell Ahart 1997-7-17 8762 Trinity Forest Route 30 se of Ruth Reservoir at Texas Chow Creek Ruth Reservoir; Texas Chow Creek, Forest Route 30 944 Comment
  UC201723  Linnaea borealis var. longiflora unknown June 1883 Trinity divide between the Trinity and South Fork Trinity River; divide between the Trinity and its South Fork Comment
  UC1198969  Linum lewisii Joseph P. Tracy 1935-8-1 14424 Trinity Salmon Summit Mine 3 mi se of Salmon Summit; Salmon Summit Mine 1859 Comment
  UC1193054  Lithocarpus densiflorus R. E. Nelson 1950-7-27 151 Trinity Trinity County line 609 Comment
  UC5560  Lithocarpus densiflorus W. H. Brewer Sep 26 1862-Sep 28 1862 1449 Trinity Trinity Mountains Comment
  CAS-BOT-BC36019  Lithocarpus densiflorus var. densiflorus L. B. Kildale 1930-9-1 10265 Trinity Eagle Creek near Helena Comment
  HSC314  Lithophragma affine William J. Ferlatte 1967-6-26 519 Trinity Big Flat 1524 Comment
  CAS-BOT-BC432294  Lithophragma affine Clarence R. Quick 1934-6-3 1282 Trinity Near Grizzly Meadows, Stanislaus National Forest Comment
  HSC26837  Lithophragma bolanderi Thomas W. Nelson 1971-4-24 390 Trinity Near Gray's Falls parking lot. Comment
  JEPS43519  Lithophragma campanulatum W. L. Jepson 1934-5-5 16649 Trinity Forest Glen; South Fork Trinity River, Forest Glen Comment
  UC667088  Lithophragma campanulatum Joseph P. Tracy 1940-5-17 16558 Trinity between Van Duzen and Mad River (Low Gap); between Van Duzen and Mad River, Low Gap 853 Comment
  RSA21639  Lithophragma campanulatum Carl B. Wolf 1937-6-13 8793 Trinity Inner North Coast range, Red Bluff - Eureka Road, 1.5 miles W of Wildwood, 1159 Comment
  CAS-BOT-BC435438  Lithophragma glabrum G. R. Kleeberger 1880-5-29 s.n. Trinity Mt. Bally 1219 Comment
  UCD102722  Lithophragma heterophyllum Joseph M. DiTomaso 1975-7-2 95 Trinity Sawtooth Ridge Trail 100 yards above Stuarts Fork Trail. 1539 Comment
  CAS-BOT-BC227828  Lithophragma parviflorum var. trifoliatum Eugene Carter 1974-5-2 712 Trinity Salmon-Trinity Alps and vicinity. On West side of saddle 4 1/2 miles up the East Fork of the North Fork Trinity River 548 Comment
  HSC28360  Lithophragma tenellum J. P. Smith 1973-4-21 6157 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  CAS-BOT-BC325950  Lithospermum californicum Anna Junkens 1915-4-22 s.n. Trinity Weaverville Comment
  CAS-BOT-BC325945  Lithospermum californicum E. V. Jotter 1914-6-10 324 Trinity Trinity Forest. Weaverville. Comment
  HSC86329  Lolium perenne J. P. Smith 1982-6-19 10463 Trinity French Creek Rd., 2.1 mi. from its junction with Hwy. 299 549 Comment
  UCD127619  Lomatium dasycarpum Joseph M. DiTomaso 1976-5-15 442 Trinity Douglas City, 7 miles east of Weaverville. 609 Comment
  HSC70118  Lomatium dasycarpum subsp. dasycarpum Thomas W. Nelson, Jane P. Nelson 1978-6-23 4349 Trinity Along road to Hell to Find Lake. Comment
  UC1553513  Lomatium dasycarpum subsp. dasycarpum E. Dean 1988-6-29 93 Trinity Hermit Rock, southern end of rd. 27N17, near West Low Gap trailhead 1600 Comment
  RSA125678  Lomatium dasycarpum subsp. dasycarpum E. K. Balls 1957-5-25 22561 Trinity 7.4 miles southwest from Peanut along State Highway 36 to Forest Glen Comment
  HSC72606  Lomatium dissectum var. dissectum Gail Newton 1980-7-1 839 Trinity Near Hayden Roughs 1219 Comment
  HSC35613  Lomatium dissectum var. dissectum Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1935 Trinity S of Brown's Canyon Campground Comment
  HSC28778  Lomatium engelmannii J. P. Smith 1973-4-21 6224 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  LA202890  Lomatium engelmannii Lincoln Constance; Ren Hwa. Shan 1946-6-1 3065 Trinity between Coffee and Eagle creeks, 6 mi. N of Carrville 914 Comment
  UC735128  Lomatium engelmannii Lincoln Constance and Ren Hwa Shan 1946-6-1 3065 Trinity 6 mi. n. Carrville (between Coffee and Eagle creeks) 914 Comment
  HSC24173  Lomatium macrocarpum Dennis Anderson 1971-7-28 5486 Trinity Vicinity of East Weaver Lake, about 1 mi. from Weaver Bally Lookout. 1921 Comment
  HSC31410  Lomatium macrocarpum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5516 Trinity Black Lassic 1738 Comment
  HSC42437  Lomatium macrocarpum Barbara Kelly 1977-5-21 444 Trinity Eagle Creek Campground. 851 Comment
  HSC72845  Lomatium macrocarpum Gail Newton 1980-7-1 852 Trinity Near Hayden Roughs 1219 Comment
  HSC78268  Lomatium macrocarpum John S. Palmer 1976-7-3 450 Trinity Bear Lakes area, slope N side of Log Lake. 1860 Comment
  UC933368  Lomatium macrocarpum Annie M. Alexander and Louise Kellogg 1948-8-6 5407 Trinity slope below the lake Canyon Creek (tributary of Trinity R.) (Trinity Mts.); , Canyon Creek (tributary of Trinity R.) 1676 Comment
  HSC35931  Lomatium macrocarpum Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-20 1977 Trinity Near S end of road out Swayback Ridge Comment
  RSA67537  Lomatium nevadense P. A. Munz 1951-7-20 16742 Trinity Black Rock, north Yolla Bolly Mountains 2165 Comment
  JEPS17531  Lomatium nudicaule Joseph P. Tracy 1923-6-28 6421 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 457 Comment
  CHSC35616  Lomatium tracyi Thomas W. Nelson; Dave Gordon 1980-5-8 5233 Trinity Shasta-Trinity National Forest. Along road 1N10 mile from junction with road 2N07 (7). 1371 Comment
  HSC67238  Lomatium tracyi Thomas W. Nelson, D. Gordon 1980-5-8 5240 Trinity Along FS Rd. 2N18, above Corral Creek, about 1 mi. from junction with FS Rd. 2N10 1159 Comment
  HSC67308  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-5-7 5185 Trinity Along FS 29N58, Rattlesnake Ridge, at junction with FS 29N67 1341 Comment
  HSC67352  Lomatium tracyi Thomas W. Nelson, D. Gordon 1980-5-8 5246 Trinity Along FS Rd. 2N10 at junction with FS Rd. 2N10 B 1280 Comment
  JEPS100460  Lomatium tracyi Dean W. Taylor 2002-6-27 18181 Trinity Hayfork Divide, jeep road ca. 0.5 miles north of Hayfork Summit on Highway 3 1188 Comment
  CAS-BOT-BC211231  Lomatium tracyi John Thomas Howell 1954-4-26 29167 Trinity 3 miles northwest of Douglas City Comment
  UC1197145  Lomatium triternatum var. macrocarpum Joseph P. Tracy 1923-6-30 6439 Trinity near summit on Weaverville Rd. Hay Fork Mt.; Northern Coast Ranges, Hay Fork Mt. 1097 Comment
  CHSC33384  Lomatium triternatum var. triternatum James P. Smith 1973-5-6 6589 Trinity In Blanchert Flats near Douglas City. Comment
  HSC21537  Lomatium triternatum var. triternatum R. Spellenberg 1965-6-15 1143 Trinity About 50 yards N of Hidden Lake, SW of Burnt Ranch on Underwood Mt. Comment
  HSC62968  Lomatium utriculatum R. York 1979-5-12 281 Trinity E facing hillside above the Philpot BLM Campground 793 Comment
  HSC3945  Lonicera ciliosa J. F. Knezevich 1967-7-8 339 Trinity NW of French Bar on Hwy. 299, 2 mi. up the road to Brushy, Big and Green Mtns. from the junction of the road going to Salt Log Springs. Comment
  HSC91429  Lonicera conjugialis Jennifer Whipple 1977-7-7 1945 Trinity Near Deadfall Lake. 2195 Comment
  HSC72540  Lonicera hispidula var. vacillans Gail Newton 1980-7-1 807 Trinity Near Hayden Roughs. 1250 Comment
  CAS-BOT-BC240859  Lonicera interrupta E. R. Johnson 1928-8-26 1153 Trinity Between Weaverville and Lewiston Comment
  JEPS111031  Lonicera interrupta Sue Pappalardo 1997-5-22 943 Trinity Weaverville Ranger District; Jennings Gulch. 700 Comment
  RSA1089  Lonicera interrupta E. R. Johnson, J. T. Howell 1928-8-26 s.n. Trinity Between Weaverville and Lewiston. Comment
  UC602568  Lonicera interrupta Joseph P. Tracy 1923-6-29 6432 Trinity near summit Hay Fork Mountain (on Weaverville Road); Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  UCR84730  Lotus 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
  CAS-BOT-BC198580  Lotus Harry S. Yates 1914-5-17 7 -36 Trinity Near Weaverville, Trinity Forest 670 Comment
  UCR122352  Lotus grandiflorus var. macranthus George K. Helmkamp, E. A. Helmkamp 2001-7-8 6962 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  HSC37196  Lotus humistratus Lon Hall 1975-5-17 352 Trinity Humboldt Meridian SE facing slope on the trail to Denny at the confluence of New River and Trinity River. 310 Comment
  HSC48441  Lotus humistratus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9866 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC74266  Lotus humistratus M. A. Baker 1980-5-25 1518 Trinity Near Shannon Butte 701 Comment
  RSA79348  Lotus micranthus E. K. Balls, Lee W. Lenz, B. K. Balls 1952-5-13 17224 Trinity 5.1 miles SW of Douglas City Bridge over Trinity River on road to Hayfork. Comment
  UC1537096  Lotus nevadensis var. nevadensis Gordon H. True Jr. 1937-7-2 749 Trinity near Weaverville 609 Comment
  UC1299181  Lotus nevadensis var. nevadensis Freed W. Hoffman 1948-7-4 2440 Trinity Bayles to Trinity Center (w side of summit); North Coast Ranges Comment
  RSA49924  Lotus oblongifolius var. nevadensis E. K. Balls 1949-7-6 13857 Trinity Trinity River 1 mile beyond Eagle Creek, north of Trinity Center. 793 Comment
  RSA211151  Lotus unifoliolatus William J. Ferlatte 1966-8-16 379 Trinity Big Flat; Trinity Alps. 1524 Comment
  RSA245230  Lotus unifoliolatus D. E. Anderson, D. Santana, J. Lackey, B. Anderson 1971-7-15 5228 Trinity 5.7 miles south of Mad River Ranger Station (on Hwy. 36), along road to Zenia. Comment
  HSC76178  Lotus unifoliolatus var. unifoliolatus G. L. Clifton, Muth 1979-7-18 8874 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  CAS-BOT-BC140217  Luetkea pectinata Gary S. Lester 1974-6-30 325 Trinity Trinity-Tehama Co. line.Yolla Bolly Wilderness Area. Ridge top S of N Yolla Bolly Peak, overlooking Beegum Basin 2316 Comment
  HSC23423  Luetkea pectinata D. E. Anderson 1971-7-28 5457 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC78790  Luetkea pectinata John S. Palmer 1973-9-7 168 Trinity Bear Lakes Area, S side of Little Bear Lake 1860 Comment
  RSA789909  Luina hypoleuca J. R. Shevock, Steele Wotkyns 1987-8-23 11806 Trinity Yolla Bolly-Middle Eel Wilderness, Mendocino National Forest. Along Middle Fork of the Eel near Fern Point. 1220 Comment
  CAS-BOT-BC198266  Lupinus G. R. Kleeberger 1877-1-1 s.n. Trinity Weaverville Comment
  CAS-BOT-BC198355  Lupinus Charles Piper Smith 1947-7-14 47674 x Trinity Blake Lookout Road, Cold Springs, 2.1 miles south. Comment
  UC659304  Lupinus adsurgens Charles Piper Smith 1929-7-11 4403 Trinity Hayfork- Hyampon Road; Hayfork-Hyampon Road Comment
  HSC821  Lupinus albicaulis William J. Ferlatte 1967-8-6 808 Trinity Upper end of Canyon Creek above the Lakes 1829 Comment
  SEINET200074  Lupinus albicaulis A. R. Kruckeberg 1954-8-10 3745 Trinity Salmon-Trinity Primitive Area; 1 mile below Portuguese Camp, Trinity Alps, along trail to Emerald Lake from Morris Meadows. 408 Comment
  UCD105867  Lupinus albicaulis Freed W. Hoffman 1948-7-6 2547 Trinity Boulder Creek Trail from Goldfield Ranger Station south about two miles, Coffee Creek. Comment
  HSC42555  Lupinus albifrons Robert M. Specht 1977-6-28 1108 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper] Comment
  HSC36039  Lupinus andersonii J. P. Smith, J. O. Sawyer 1973-7-4 7074 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  SEINET10841213  Lupinus bicolor Mary Merello 1993-6-21 Merello 686 Trinity Shasta-Trinity National Forest. Along Rush Creek Road (also road to Lewiston) off State Hwy. 3 NW of Weaverville. Mixed conifer-mixed hardwood forest. Disturbed. Along Rush Creek. 620 Comment
  CAS-BOT-BC215343  Lupinus croceus John Thomas Howell 1937-7-21 13207 Trinity Big Flat Comment
  CAS-BOT-BC215347  Lupinus croceus Elizabeth McClintock 1956-6-15 s.n. Trinity On trail to Stoddard Lake, along E fork of Coffee Creek Comment
  UC201910  Lupinus croceus Annie M. Alexander and Louise Kellogg 1911-7-3 207 Trinity N Fk Coffee Cr North Fork Coffee Creek; N Fk Coffee Cr 1371 Comment
  CAS-BOT-BC215341  Lupinus croceus Alice Eastwood; John Thomas Howell 1937-6-25 4962 Trinity At Eagle Creek, Trinity River Canyon 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
  SEINET10490745  Lupinus croceus var. croceus Thomas W. Nelson, Jane P. Nelson 1978-7-24 Nelson 4482 Trinity Weaverville quad. T31n, r8w, sec 10. Along rd. To bully choop 100 m n of jct With rd. To lookout. Granites. White fir forest. 1768 Comment
  HSC82309  Lupinus croceus var. pilosellus Thomas W. Nelson, Jane P. Nelson 1979-6-15 4839 Trinity Mouth of Bear Creek 915 Comment
  RSA25376  Lupinus densiflorus var. densiflorus C. Leo Hitchcock, J. S. Martin 1939-7-13 5423 Trinity 65 miles east of Arcata on Arcata-Redding Hiway 457 Comment
  SEINET10450545  Lupinus elmeri Charles Piper Smith 1947-7-14 Smith 47674 Trinity Blake lookout - cold springs, 2.1 mi. S. 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
  UC503020  Lupinus latifolius var. latifolius Joseph P. Tracy 1927-5-14 8017 Trinity vicinity Salyer; Northern Coast Ranges, vicin of Salyer 182 Comment
  HSC103106  Lupinus latifolius var. latifolius M. Mesler 2010-7-15 829 Trinity South Fork Mtn, FS rd 1N19 off rd 4N12 1662 Comment
  HSC70141  Lupinus luteolus Thomas W. Nelson, Jane P. Nelson 1978-6-23 4386 Trinity S.R. 3, 200 m from Jct. with S.R. 299. Comment
  SEINET10488768  Lupinus luteolus Thomas W. Nelson, Jane P. Nelson 1978-6-23 Nelson 4386 Trinity Dry rocky river terrace along state hwy 3, 200 m from jct with state hwy 199. T.32n, r.10w, sec.18. Comment
  SD46406  Lupinus microcarpus var. densiflorus E. K. Balls, L. W. Lenz 1956-6-12 21657 Trinity 13.3 miles west of Junction City along US Hwy 299, Weaverville to Willow Creek 366 Comment
  CHSC66332  Lupinus microcarpus var. microcarpus V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7936 Trinity High North Coast Ranges. Deer Lick Knob Rd. (Forest Route 1) 18.4 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 914 Comment
  UC1080443  Lupinus nanus E. K. Balls 1957-5-24 22551 Trinity Hayfork 716 Comment
  HSC89670  Lupinus sellulus subsp. ursinus Collin Dillingham, Scott Hill, Robin Lewellyn 1989-8-28 48 Trinity Salyer Rest Stop 229 Comment
  HSC89749  Lupinus sellulus subsp. ursinus A. Eller, A. Smith, B. Hoffman 1989-4-27 27 Trinity At Salyer rest stop on Hwy. 299, 3 mi. E of Humboldt/Trinity Co. line 229 Comment
  HSC39202  Lupinus sellulus var. artulus J. P. Smith 1976-5-20 8739 Trinity Confluence of Bear Creek and Trinity River 915 Comment
  SEINET10486294  Lupinus tracyi Thomas W. Nelson 1979-7-11 Nelson 5025 Trinity Salmon mtn quad. Dry ridge along trail to north trinity mountain just n of jct With trail out devil's backbone. Corolla white to light blue. 1798 Comment
  HSC67148  Luzula comosa J. P. Smith 1973-4-21 6291 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC73896  Luzula comosa M. A. Baker 1980-5-24 1487 Trinity Near Long Ridge 1006 Comment
  UCR37809  Luzula comosa D. K. Imper 1982-5-11 1466 Trinity Near Raglan Gulch. 1066 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
  CAS-BOT-BC441298  Luzula macrantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 s.n. Trinity Scott Mt. summit on road from Carrville to Callahan 1645 Comment
  JEPS128419  Lycopodium clavatum Julie Kierstead Nelson with Zack Voigtman 2015-1-28 2015 -001 Trinity South Fork Mountain, near Humboldt County line; 1 1/4 miles SE of Blake Mountain. Comment
  HSC56806  Lythrum hyssopifolia G. L. Clifton, Muth 1979-7-18 8574 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  CAS-BOT-BC344062  Madia elegans L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  HSC70065  Madia elegans Thomas W. Nelson, Jane P. Nelson 1978-6-23 4368 Trinity N of Red Mtn. along road from Red Mtn. to Hell to Find Lake 1616 Comment
  CAS-BOT-BC344054  Madia elegans Eugene Carter 1974-6-23 841 Trinity Salmon-Trinity Alps and vicinity. Along the East Fork Road 1 1/2 miles north of Barney Gulch 533 Comment
  JEPS120222  Madia exigua Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -017 Trinity Bramlet Road (Forest Rd. 30N29) 100m north of Rattlesnake Creek crossing, ca. 1.5 miles south of Highway 36W; 11 miles south of Hayfork Comment
  UC184280  Madia exigua Harry S. Yates 1914-1 316 Trinity ne of Weaverville Comment
  SD148229  Madia glomerata G. K. Helmkamp, E. A. Helmkamp 2001-7-8 6944 Trinity California Highway 36, 2.2 miles west of the Trinity/Shasta Co. line. 1159 Comment
  CAS-BOT-BC343477  Madia gracilis John Thomas Howell 1955-6-13 30347 Trinity 6 miles southwest of Douglas City 609 Comment
  HSC70812  Madia gracilis Gail Newton 1980-7-3 1008 Trinity Near Horsehead Mtn. 1753 Comment
  UC130579  Madia gracilis H. M. Hall July 1909 8550 Trinity Nash Mine, Coffee Creek Salmon Mountains, Nash Mine, Coffee Creek 1249 Comment
  HSC54167  Maianthemum racemosum subsp. amplexicaule Gilbert Muth 1979-7-18 8393 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  RSA50056  Maianthemum stellatum E. K. Balls 1949-7-1 13737 Trinity Above Canyon Creek Meadow, trail to lakes. 1402 Comment
  CAS-BOT-BC347588  Malacothrix floccifera Lester Rowntree 1938-6-7 s.n. Trinity Peanut Comment
  HSC32572  Malacothrix floccifera Thomas W. Nelson 1973-7-10 1037 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC35949  Malacothrix floccifera Thomas W. Nelson 1975-6-20 1960 Trinity Black Lassic area 1799 Comment
  HSC42583  Malacothrix floccifera Robert M. Specht 1977-6-28 1116 Trinity Comment
  JEPS98744  Malacothrix floccifera Sue Pappalardo 1995-6-19 706 Trinity 6 mi NW of Hayfork (above Hayfork Creek on N side of County Rd. 301 (Hyampom Road), .45 mi NW of bridge over creek); Shasta-Trinity National Forests, Hayfork Ranger District 650 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
  HSC39410  Malacothrix floccifera Thomas W. Nelson, James Nelson 1976-6-10 2700 Trinity N of Van Duzen River bridge along Van Duzen Rd. 671 Comment
  SD42523  Malacothrix floccifera Carl B. Wolf 1937-6-20 8939 Trinity Van Duzen Road to Hettinshaw Valley, 9.5 miles above Eureka. 760 Comment
  CAS-BOT-BC140198  Malus communis H. de Forest 1911-9-12 99 Trinity Trinity National Forest Comment
  JEPS42471  Marah oregana W. L. Jepson 1934-5-6 16676 Trinity South Fork Mt. Comment
  UCR124074  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 2001-7-8 6931 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC101825  Melica aristata J. P. Smith, J. O. Sawyer 2011-7-30 13344 Trinity Along Forest Service Road 7N04. 1439 Comment
  HSC65028  Melica californica D. L. Goforth 1979-7-21 306 Trinity Trinity Alps Wild Area, Union Creek. 1890 Comment
  UC192379  Melica californica Harry S. Yates 1914-5-18 309 Trinity n of Weaverville Comment
  HSC92540  Melica fugax Jennifer Whipple 1976-6-22 1078 Trinity Near Lower Deadfall lake, NW end of lake. 2165 Comment
  HSC92542  Melica fugax Jennifer Whipple 1976-6-16 1002 Trinity Deadfall Creek Drainage. 2287 Comment
  HSC74120  Melica geyeri M. A. Baker 1980-5-25 1607 Trinity Near Browns Canyon. 823 Comment
  HSC74592  Melica geyeri M. A. Baker 1980-7-10 2761 Trinity Near Senteney Rock 1554 Comment
  JEPS117857  Melica geyeri Julie Kierstead Nelson with S. Erwin, J. Paulo, S. Hee, L. Woolley 2006-6-20 2006 -35 Trinity Hackney Spring, Wild Mad Road 30. Pony Buck Peak East 1300 Comment
  UC1600442  Melica harfordii H. S. Yates 1914-6-29 469 Trinity Upper Rush Creek 975 Comment
  CAS-BOT-BC264204  Melica subulata John Thomas Howell 1955-6-13 30340 Trinity 6 miles southwest of Douglas City 609 Comment
  SEINET12765111  Mentha pulegium Vernon Oswald, Lowell Ahart 1997-7-17 8767 Trinity Mad River Rd. at Ruth Reservoir Dam.; 0 250 Comment
  HSC70810  Mentzelia dispersa Gail Newton 1980-7-10 1213 Trinity Near Senteney Rock 1545 Comment
  HSC56820  Mentzelia laevicaulis G. L. Clifton 1979-7-19 8603 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  CAS-BOT-BC428959  Micranthes californica G. R. Kleeberger 1880-5-30 s.n. Trinity Unspecified Comment
  UCD102848  Micranthes nidifica Joseph M. DiTomaso 1975-6-24 49 Trinity Trinity Alps; below Gibson Meadows on Granite Creek Trail. 1767 Comment
  CAS-BOT-BC432856  Micranthes tolmiei C. L. Hitchcock; J. S. Martin 1939-7-11 5417 Trinity East wall of Upper Canyon Creek ca. 13 miles north of Dedrick, Salmon-Trinity Alps 2133 Comment
  HSC64199  Micropus californicus var. californicus J. O. Sawyer, R. J. Cole 1978-4-22 3093 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  UC275453  Micropus californicus var. californicus Joseph P. Tracy 1925-5-17 6994 Trinity Hennessy Road leading up to South Fork Trinity River; Northern Coast Ranges 609 Comment
  RSA167463  Microseris laciniata subsp. laciniata Joseph P. Tracy 1942-7-3 17393 Trinity Van Duzen River 4 miles southeast Low Gap. 3 miles southeast of Kuntz 793 Comment
  HSC74442  Microseris nutans M. A. Baker 1980-6-25 2241 Trinity Near Castle Rock. 1436 Comment
  HSC78353  Microseris nutans John S. Palmer 1973-7-1 107 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  UC922272  Microseris nutans Annie M. Alexander and Louise Kellogg 1949-6-30 5729 Trinity saddle between North Yolla Bolly and Black Rock Mountains (w of trail crossing); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC81876  Microseris nutans Thomas W. Nelson, Dave Gordan 1980-5-7 5174 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  RSA120935  Microseris nutans Milo S. Baker, G. D. Barbe 1957-6-16 13154 Trinity Callohan - Trinity Center Road, Scott Mtns Comment
  HSC38988  Microsteris gracilis J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2658 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  JEPS58987  Mimulus John Thomas Howell 1955-7-17 30692 Trinity near Peanut 762 Comment
  JEPS9756  Mimulus bicolor Joseph P. Tracy 1923-6-30 6479 Trinity s Hay Fork; Post Creek Mt. 1066 Comment
  UC130692  Mimulus breweri H. M. Hall July, 1909 8561 Trinity Union Creek Salmon Mountains 1249 Comment
  UC2046550  Mimulus breweri William J. Ferlatte 1974-8-16 1665 Trinity upper end of Siligo Meadows Comment
  HSC73722  Mimulus guttatus M. A. Baker 1980-7-13 2906 Trinity Near Mule Ridge. 1585 Comment
  HSC42066  Mimulus guttatus S. Saufferer 1973-5-5 138 Trinity Ca. 4 mi. E of Del Loma Comment
  UCD122652  Mimulus guttatus Joseph M. DiTomaso 1975-7-11 116 Trinity Trinity Alps, at junction of Bear Basin and Swift Creek Trails. 1554 Comment
  HSC42126  Mimulus kelloggii S. Saufferer 1973-5-6 146 Trinity W of Buckhorn Summit, 11.5 mi. E of Douglas City. Comment
  SFV18489  Mimulus kelloggii E. Cohen 2002-3-17 30 Trinity 305 Comment
  HSC72584  Mimulus layneae Gail Newton 1980-7-1 830 Trinity Near Hayden Roughs 1219 Comment
  JEPS94416  Mimulus layneae Vernon Oswald and Lowell Ahart 1997-7-17 8730 Trinity Forest Road 29 (Bramlot Road) 2.9 mni s of Highway 36; Forest Road 29 1158 Comment
  RSA249420  Mimulus layneae D. E. Anderson, Thomas W. Nelson, S Dowty 1972-6-16 5677 Trinity Rutledge Opening, a former small settlement area. Comment
  RSA98642  Mimulus layneae H. M. Pollard 1953-8-21 s.n. Trinity Trinity Alps Resort. 762 Comment
  HSC27064  Mimulus moschatus Thomas W. Nelson 1973-7-14 1077 Trinity At Head of trail to Deadfall Lake Comment
  HSC40522  Mimulus moschatus Thomas W. Nelson, James Nelson 1976-7-28 3063 Trinity Along headwaters of fork of Shanty Creek, NE of Black Lassic 1524 Comment
  HSC71136  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4492 Trinity Along Bully Choop Rd. 2 mi. from rd. to lookout. 1372 Comment
  HSC71934  Mimulus nanus var. nanus Thomas W. Nelson, Jane P. Nelson 1980-6-22 5763 Trinity Along Panther Camp Trail, 200 yds. N of junction with FS Rd. 29N73, 3 mi. from Hayfork Creek 1646 Comment
  JEPS28972  Mimulus nanus var. nanus Joseph T. Gregory 1933-7-16 435 Trinity South Fork Mt. 1524 Comment
  JEPS76192  Mimulus nanus var. nanus T. I. Chuang with Fei-Mei Chuang 1977-7-21 7630 Trinity 3/4 mi nw Scott Mt. summit 1676 Comment
  JEPS86954  Mimulus nanus var. nanus David M. Thompson 1989-6-30 1026 Trinity 14.3 mi w Hwy 3 (along Coffee Creek Road, along w edge of a camp area just w of road crossing over creek); South Fork Coffe Creek 1400 Comment
  HSC78868  Mimulus primuloides var. linearifolius John S. Palmer 1976-7-4 468 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  HSC24137  Mimulus pulsiferae J. O. Sawyer 1970-5-2 2607 Trinity Above New River 244 Comment
  HSC64579  Mimulus pulsiferae J. O. Sawyer 1979-5-27 3366 Trinity 3 mi. N of Weaverville along Hwy. 3 Comment
  HSC68654  Mimulus pulsiferae Thomas W. Nelson, Jane P. Nelson 1980-6-18 5564 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  HSC36795  Mimulus tilingii Thomas W. Nelson, Jane Nelson, James Nelson 1975-7-20 2043 Trinity At outlet of Wats Lake Comment
  RSA276678  Mimulus tilingii William J. Ferlatte, Alice Q. Howard 1970-8-9 1292 Trinity Boulder Cr. Lakes. 1890 Comment
  UCD122912  Mimulus tilingii William J. Ferlatte; Alice Q. Howard 1970-8-9 1292 Trinity Boulder Cr. Lakes, Trinity Alps. 1889 Comment
  SEINET7042855  Mimulus tricolor A. G. Vestal 1955-5-13 s.n. Trinity Ca 0.6 mile northwest of Big Bar Research Station. Trinity National Forest, Trinity River Valley. Big Bar quadrangle UTM Zone 10, 477484.E,4510171mN. Comment
  HSC68112  Minuartia californica J. P. Smith 1973-5-6 6609 Trinity Blanchert Flats near Douglas City Comment
  HSC40567  Minuartia douglasii Thomas W. Nelson, James Nelson 1976-6-22 2766 Trinity Senteney Rock. 1524 Comment
  HSC67196  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-17 5476 Trinity Shasta-Trinity National Forest, along old Hwy. 36, 1 mi. W of Hwy. 3 near Peanut 793 Comment
  HSC68699  Minuartia douglasii Thomas W. Nelson, D. Gordon 1980-6-10 5571 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  HSC69975  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1978-6-21 4236 Trinity Along Hwy. 3 at Hayfork Summit 1062 Comment
  UCD105966  Minuartia douglasii Jesse Miller 2010-1 s.n. Trinity Near Three Forks, upper Mad River watershed. 1219 Comment
  JEPS23997  Minuartia nuttallii subsp. gregaria Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6858 Trinity Scott Mtn.; summit 2072 Comment
  CAS-BOT-BC181088  Minuartia nuttallii var. gregaria John Thomas Howell 1937-7-29 13640 Trinity Scott Mt. between Trinity and Siskiyou cos. Comment
  CAS-BOT-BC181140  Minuartia rosei Gary S. Lester 1974-6-29 308 Trinity Steep serpentine road cut above Hwy. 36, about 1 mile west of Muldoon Gulch Road 1310 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
  UC168349  Mitella diversifolia H. M. Hall July, 1909 8530 Trinity Coffee Creek Salmon Mountains 1066 Comment
  SEINET6167733  Mitella diversifolia H. M. Hall 1909-1 8530 Trinity Siskiyou Mountains, Coffee Creek 1067 Comment
  HSC31834  Moehringia macrophylla D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5549 Trinity Black Lassic 1738 Comment
  HSC51084  Moehringia macrophylla G. L. Clifton, Overton 1979-6-3 3934 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  UC1299495  Moehringia macrophylla Freed W. Hoffman 1949-7-14 3081 Trinity Blue Ridge Mt. Lassic group (Mt. Lassic group, western Trinity County); North Coast Ranges, , Mt. Lassic group 1524 Comment
  CAS-BOT-BC318587  Monardella odoratissima Eugene Carter 1973-6-20 604 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi NW of Weaverville). Ridge SW of Jorstad Cabin. 1463 Comment
  HSC76523  Monardella odoratissima Athy Ferguson 1981-7-23 8192 Trinity Near Jones Ridge 1408 Comment
  HSC44331  Monardella odoratissima Thomas W. Nelson, Jane P. Nelson 1977-7-30 3666 Trinity Along N side of Mule Ridge above S Fork of Black Lassic Creek 1463 Comment
  CAS-BOT-BC222183  Monardella odoratissima subsp. pallida Eugene Carter 1975-8-19 1084 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. At Rattlesnake Lake Camp 1691 Comment
  RSA20769  Monardella odoratissima subsp. pallida Carl B. Wolf 1937-8-12 9189 Trinity North Coast Range, South Fork mt. 1 mi. so of Cold Spring lookout. 1585 Comment
  CDA40787  Monardella sheltonii Vernon H. Oswald & Lowell Ahart 1998-7-28 9382 Trinity Rattlesnake Road along the west side of Post Creek, 0.2 mile north of Highway 36, east of Forest Glen. Comment
  CAS-BOT-BC314213  Monardella villosa subsp. subserrata P. A. Munz 1936-8-11 14366 Trinity Little Trinity River, Forest Glenn. 762 Comment
  UC577343  Monardella villosa subsp. villosa Joseph P. Tracy 1935-8-9 14725 Trinity Jakes Hunting Ground, ridge between East Fork of New River and Devil's Canyon. 1524 Comment
  HSC32522  Montia fontana David Johnson 1974-5-10 77 Trinity 1 mi. N of Ripstein Campground along Canyon Creek Comment
  UC673008  Montia howellii Joseph P. Tracy 1927-5-14 8021 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  UC796530  Montia linearis Roxana S. Ferris and Laura Lorraine 1948-6-11 11677 Trinity 24 mi e of Bridgeville (junction of Mad River Rock Lookout Station Road and State Hwy 36, Six Rivers National Forest); Six Rivers National Forest Comment
  RSA49102  Montia linearis P. A. Munz 1949-5-17 13370 Trinity 15 miles S of Trinity Center. 1067 Comment
  CAS-BOT-BC445222  Montia parvifolia Doris Kildale 1931-5-30 10745 Trinity Weaverville Comment
  HSC84535  Muhlenbergia andina J. P. Smith 1980-8-23 10324 Trinity Shasta-Trinity National Forest, along old Hwy. 3, N of Eagle Creek Campground. 854 Comment
  CAS-BOT-BC275184  Muhlenbergia montana Annie M. Alexander; Louise Kellogg 1948-8-5 5398 Trinity On slope W of Lower Canyon Lake 1737 Comment
  RSA41936  Narthecium californicum H. C. Cantelow 1936-8-24 1730 Trinity Summit of Scott Mt. 1631 Comment
  UCD139966  Narthecium californicum Herbert L. Mason 1950-7-15 14053 Trinity Scott Mountain. Comment
  HSC78492  Navarretia capillaris John S. Palmer 1973-7-1 88 Trinity Bear Lakes Area, Tangle Blue Lake 1753 Comment
  UC1198598  Navarretia divaricata Joseph P. Tracy 1923-6-30 6477 Trinity Hay Fork Valley Northern Coast Ranges 792 Comment
  HSC39599  Navarretia intertexta Thomas W. Nelson, Jane P. Nelson 1976-7-1 2937 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  HSC81731  Navarretia intertexta Thomas W. Nelson, Jane Nelson 1980-6-17 5492 Trinity Along Old Hwy. 3, 1 mi. from junction with Hwy. 3, opposite entrance to Philpot Campground 762 Comment
  UC1198604  Navarretia intertexta Joseph P. Tracy 1942-7-3 17386 Trinity Kuntz, in valley of Van Duzen River Van Duzen River 792 Comment
  UC106884  Navarretia linearifolia subsp. pinnatisecta W. W. Price 1890-7-5 Trinity Hy-Am-Pum Comment
  UC1299517  Navarretia linearifolia subsp. pinnatisecta Freed W. Hoffman 1950-7-6 3676 Trinity 3.5 mi n Red Mountain Guard Station (on Red Mountain road); North Coast Ranges, on Red Mountain Road Comment
  RSA469430  Navarretia sinistra subsp. pinnatisecta Thomas W. Nelson 1976-7-9 2983 Trinity Along road 5E27; south of Senteney Rock. 1524 Comment
  OBI20973  Nemacladus capillaris Joseph P. Tracy 1941-6-29 16929 Trinity Halfway between Kuntz and Hettenshaw 975 Comment
  HSC27131  Nemophila menziesii J. P. Smith, J. O. Sawyer 1973-2-10 5837 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  HSC13580  Nemophila menziesii D. Sutherland, A. Sylvester, R. Spellenberg 1966-3-27 1369 Trinity 2 mi. S of Burnt Ranch on the Spellenberg property Comment
  CAS-BOT-BC231214  Nemophila parviflora John Thomas Howell 1954-4-26 29166 Trinity 3 miles NE of Douglas City Comment
  UC162755  Nemophila parviflora Joseph P. Tracy 1911-7-5 3321 Trinity along Willow Creek (tributary of Trinity River, near its mouth); Northern Coast Ranges, , trib Trinity River 304 Comment
  UC906640  Nemophila parviflora var. austiniae Joseph P. Tracy 1947-6-27 17736 Trinity near Cold Springs (South Fork Mountain); , near Cold Springs 1645 Comment
  UCD126694  Nicotiana attenuata Joseph M. DiTomaso 1976-8-20 676 Trinity Trinity Alps. Hodges Cabin. 1402 Comment
  RSA502338  Noccaea fendleri subsp. californica D. W. Taylor, R. E. Palmer 1987-4-27 8944 Trinity Rattlesnake Creek, Bramlot Road south of Hwy 36. 1006 Comment
  HSC38968  Noccaea fendleri subsp. glauca J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-28 2632 Trinity Shores of Diamond Lake. 2195 Comment
  HSC30279  Nothocalais alpestris William J. Ferlatte 1968-6-9 1156 Trinity Packers Peak 2134 Comment
  HSC45479  Notholithocarpus densiflorus var. echinoides Maralyn O'Meara 1972-9-18 118 Trinity Along trail to Lion Lake, Coffee Creek Comment
  UCD110226  Notholithocarpus densiflorus var. echinoides R. Van Deventer 1938-7-17 110 Trinity NW part of county. Robbers Boost, on old trail to Cedar Trough, a settlement on Slide Creek 4 mi. sw of Mary Blaine Mt. 914 Comment
  HSC42446  Oemleria cerasiformis Barbara Kelly 1977-5-8 424 Trinity Along rd. to Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC47635  Oemleria cerasiformis J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9055 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  CDA5214  Oenothera glazioviana T. C. Fuller 1962-8-6 9349 Trinity Highway 299 to Big Bar, 3.0 miles west of Junction City. 0 Comment
  HSC59818  Oreostemma alpigenum var. andersonii D. H. Norris 1968-8-8 2234 Trinity Near Dorleska Mine 2012 Comment
  HSC91958  Orobanche fasciculata Jennifer Whipple 1977-8-3 2102 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC46866  Orobanche fasciculata William J. Ferlatte 1976-9-22 1856 Trinity E side of Grouse Ridge, opposite Yellow Rose Mine. 2075 Comment
  HSC73420  Orobanche fasciculata Robert Kirkpatrick, Doug Renwick 1981-5-8 53 Trinity About 4 mi. from the top of Hayfork Summit, heading E on Hwy. 3 793 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
  CHSC30323  Orthilia secunda M. S. Taylor 1980-8-26 3315 Trinity Swift Creek trail between Steer Creek and Twin Lakes, ca. 8 mi w of Trinity Center. 1402 Comment
  HSC64966  Orthilia secunda D. L. Goforth 1979-7-24 337 Trinity Trinity Alps Wild Area, Union Creek 1677 Comment
  SEINET200716  Orthilia secunda Joseph P. Tracy 1935-8-6 14650 Trinity Around White's Creek Lake, head of North Fork of White's Creek. Devil's Canyon Mts. 1951 Comment
  CAS-BOT-BC94440  Orthocarpus cuspidatus subsp. copelandii R. C. Wenk 2005-7-18 284 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1750 Comment
  RSA20770  Orthocarpus imbricatus Carl B. Wolf 1937-8-12 9190 Trinity North Coast Range, South Fork Mt., 1 mi S of Cold Spring Lookout. 1585 Comment
  HSC55488  Osmorhiza berteroi Gilbert Muth 1979-7-17 8321 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC68642  Osmorhiza berteroi Jacqueline Greenleaf 1980-7-30 261 Trinity Near Skull Camp Trail 1173 Comment
  JEPS25605  Osmorhiza occidentalis Rimo Bacigalupi 1959-7-2 7238 Trinity along streamside just n Big Flat; Salmon Mts. region, headwaters of Coffee Creek 1511 Comment
  HSC46784  Osmorhiza occidentalis William J. Ferlatte 1974-7-25 1590 Trinity Just below summit of Preachers Peak on Siskiyou County line 2165 Comment
  JEPS74589  Osmorhiza occidentalis William J. Ferlatte 1973-7-29 1480 Trinity Red Rock Mtn. Trinity Alps, Landers Lake Basin (above s side of lake) 2225 Comment
  UC170754  Oxalis trilliifolia Mrs. M. H. Manning 37 Trinity Trinity Summit Comment
  RSA67026  Oxyria digyna P. A. Munz 1951-7-21 16756 Trinity Head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  HSC39127  Packera greenei Gary S. Lester, R. J. Mastrogiuseppe 1974-6-29 314 Trinity FS Rd. 28N10, near Grasshopper Camp 1372 Comment
  HSC69925  Packera greenei Thomas W. Nelson, J. O. Sawyer 1978-6-9 4119 Trinity Red Mtn. 1250 Comment
Read comments
Dec 29 2018
  HSC69973  Packera greenei Thomas W. Nelson, Jane P. Nelson 1978-6-21 4234 Trinity Along Hwy. 3 at Hayfork Summit 1062 Comment
  UC526844  Panicum oligosanthes var. scribnerianum Joseph P. Tracy 1926-5-31 7523 Trinity near Cedar Flat (on Trinity River); Northern Coast Ranges, on Trinity River 304 Comment
  JEPS117868  Parnassia californica J. K. Nelson with Martin Lenz 2004-9-2 2004 -109 Trinity Headwaters Crow Creek, west of Castle Crags, ca 50 miles NW of Redding, below Forest Road 1767 Comment
  HSC51298  Paxistima myrsinites G. L. Clifton, Overton 1979-6-4 4143 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  CAS-BOT-BC202879  Paxistima myrsinites H. K. Wagnon 1957-7-28 1655 Trinity Near Goldfield Campground, 1/2 mi. westward from Coffee Cr. Guest Ranch Comment
  HSC91019  Pedicularis attollens Jennifer Whipple 1976-8-4 1643 Trinity Near Deadfall Lake, at end of lake 2195 Comment
  JEPS95319  Pedicularis attollens Vernon H. Oswald and L. Ahart 1994-7-11 6387 Trinity T38N R6W Sec. 2, 5900 ft, Yellow Pine Forest. Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir 1798 Comment
  UCD123286  Pedicularis bracteosa var. flavida Joseph M. DiTomaso 1975-7-24 196 Trinity Trinity Alps, south end of Union Lake. 1844 Comment
  JEPS74622  Pedicularis contorta William J. Ferlatte, Alice Q. Howard 1970-8-12 1312 Trinity ridge w of upper Canyon Creek; Trinity Alps 2255 Comment
  UC722322  Pedicularis contorta C. L. Hitchcock, J. S. Martin 1939-7-11 5387 Trinity 11 mi n of Dedrick (w side of upper Canyon Creek Lake); Salmon-Trinity Alps 1889 Comment
  CHSC3178  Pedicularis densiflora R. D. Briggs 1966-5-14 R- 146 Trinity Eagle Creek Campground, Trinity National Forest. Comment
  CHSC59825  Pedicularis densiflora B. Williams 1979-5-30 179 Trinity Shasta-Trinity NF/Yolla Bolla Road, 3.3 mi from road 30 on road to Mud Springs. 1524 Comment
  CHSC97988  Pedicularis densiflora Maya Cavelti 2002-4-13 26 Trinity Found on the path to Hell's Half Acre along the South Fork of the Trinity River. 304 Comment
  HSC28795  Pedicularis densiflora J. P. Smith 1973-4-21 6317 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 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
  SEINET3159871  Pedicularis densiflora R. W. Spellenberg 1968-3-25 1838 Trinity Burnt Ranch Comment
  JEPS95315  Pedicularis racemosa Vernon H. Oswald and L. Ahart 1994-7-11 6385 Trinity T38N R6W Sec. 2, 5900 ft, Yellow Pine Forest. Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir 1798 Comment
  UC1239020  Pedicularis semibarbata Freed W. Hoffman 1950-7-6 4019 Trinity about 1 mi ne of White Rick Ranger Station; North Coast Ranges Comment
  CAS-BOT-BC67693  Pellaea brachyptera C. L. Hitchcock; J. S. Martin 1939-7-12 5350 Trinity Salmon-Trinity Alps - 6 miles north of Dedrick on Canyon Creek Trail. 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
  CHSC30125  Pellaea brachyptera M. S. Taylor 1980-6-17 2906 Trinity On n side of Hwy 30, ca. 3 mi s of Wildwood. 1219 Comment
  HSC63157  Pellaea brachyptera M. A. Baker 1978-7-1 616 Trinity Hell-to-Find Lake Comment
  UC62505  Pellaea brachyptera W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  UC667954  Pellaea brachyptera Joseph P. Tracy 1937-7-24 15516 Trinity Devil's Hole 1676 Comment
  CAS-BOT-BC67694  Pellaea brachyptera Doris K. Kildale 1927-7-4 3706 Trinity At summit at boundry line between Trinity & Shasta counties on Eureka - Red Bluff Road Comment
  HSC42354  Pellaea brachyptera Sue Sweet 1977-5-7 42 Trinity Highest point between Dubakella Mtn. and S Dubakella Mtn. 1677 Comment
  HSC55421  Penstemon anguineus G. L. Clifton 1979-7-16 7844 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  RSA78040  Penstemon anguineus Philip A. Munz 1952-6-29 17818 Trinity Hobo Gulch Public Camp, North Fork of Trinity River, 14 miles north of Helena. 899 Comment
  UC130631  Penstemon anguineus H. M. Hall 1909-7-17 8563 Trinity near the mouth Union Creek (Salmon Mountains); , nr mouth Union Creek 1250 Comment
  UC169018  Penstemon anguineus Mrs. M. H. Manning June 1901 89 Trinity Trinity Summit Comment
  HSC32570  Penstemon anguineus Thomas W. Nelson 1973-7-10 1038 Trinity Along Mule Ridge Comment
  POM118191  Penstemon anguineus H. M. Hall 1909-7-17 8563 Trinity Near the mouth of Union Creek. Salmon Mountains. 1250 Comment
  POM253504  Penstemon azureus subsp. azureus C. Leo Hitchcock, J. S. Martin 1939-7-12 5351 Trinity 6 miles N of Dedrick on Canyon Creek Trail. Salmon-Trinity Alps. Comment
  RSA21191  Penstemon azureus subsp. azureus Carl B. Wolf 1937-8-11 9150 Trinity North Coast Range, Upper Mad River, 0.2 mile below Mad River Store. 610 Comment
  HSC91099  Penstemon davidsonii Jennifer Whipple 1977-7-20 1983 Trinity Summit region of Mt. Eddy, Trinity and Siskiyou Cos. 2744 Comment
  UC1008311  Penstemon deustus Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3381 Trinity 0.5 mi n Wildwood (n of State road 36); Hay Fork of the Trinity River 1005 Comment
  NY609843  Penstemon deustus var. suffrutescens D. D. Keck 1944-7-10 5478 Trinity 1.5 miles east of Forest Glen, in canyon of Post Creek 731.5 Comment
  CHSC110813  Penstemon filiformis Dean Wm. Taylor; Lusetta Nelson, Aaron Sims 2013-5-9 21363 Trinity Klamath Ranges. Highway 3,0.4 miles North of the Stuart Fork bridge over Clair Engle Reservoir. 762 Comment
  CHSC31042  Penstemon laetus var. sagittatus M. S. Taylor 1980-7-3 3049 Trinity On s side of Hwy 105, in rd embankment, ca. 0.1 mi w of the Visitor's Center, ca. 2 mi n of Trinity Dam. 914 Comment
  HSC39152  Penstemon newberryi var. berryi Gary S. Lester 1974-6-30 320 Trinity Trinity-Tehama Co. line, Yolla Bolly Wilderness, ridge top S of N Yolla Bolly Peak 2317 Comment
  CDA10803  Penstemon parvulus G. F. Hrusa 1993-7-24 11372 Trinity Trinity Mountains; Saddle on ridge to N of Bonanza King Lookout. 1584 Comment
  CHSC1882  Penstemon parvulus V. Holt 1942-8-13 Trinity Summit Lake, Trinity Alps. 2438 Comment
  HSC34092  Penstemon parvulus M. G. Schmidt 1975-7-10 12 Trinity Hayfork area Comment
  HSC40557  Penstemon parvulus J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2574 Trinity Along trail to Granite Lake 1372 Comment
  JEPS20323  Penstemon parvulus Lewis S. Rose 1955-6-13 55088 Trinity Weaverville 670 Comment
  JEPS23771  Penstemon parvulus Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6845 Trinity middle slopes of southern exposure of Scott Mountain middle slopes of s exposure of Scott Mountain 1889 Comment
  JEPS95306  Penstemon parvulus Vernon H. Oswald and L. Ahart 1994-7-11 6377 Trinity T38N R6W SE1/4 Sec. 13, 6000 ft, Yellow Pine Forest. Forest Rd. 26 (to Mt. Shasta), 2.4 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir 1828 Comment
  UC1608328  Penstemon parvulus J. Kierstead 1990-7-18 90 -108 Trinity Forest Service Rd 40N26 at Gumboot/Mumbo Basin Pass (Mt. Shasta Ranger Dist., Siskiyou/Trinity Co. line, Shasta-Trinity National Forests); Shasta-Trinity National Forests, Mt. Shasta Ranger Dist. 1950 Comment
  UC577401  Penstemon parvulus Joseph P. Tracy 1935-8-1 14422 Trinity 3 mi se Salmon Summit (Salmon Summit Mine); , se of Salmon Summit 1859 Comment
  UC2046554  Penstemon parvulus William J. Ferlatte 1974-8-16 1646 Trinity slope below west side of Summit Lake; among rocks Comment
  HSC2370  Penstemon procerus var. brachyanthus William J. Ferlatte 1966-6-30 162 Trinity Canyon Creek Lakes 1646 Comment
  NY638938  Penstemon procerus var. brachyanthus A. R. Kruckeberg 1972-6-11 6244 Trinity Just below Canyon Creek Lake, Trinity Alps. 1767.8 Comment
  HSC34414  Penstemon purpusii J. P. Smith, J. O. Sawyer 1973-7-3 6963 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC34722  Penstemon purpusii Thomas W. Nelson 1974-7-20 1685 Trinity Black Lassic Area 1799 Comment
  UC1553530  Penstemon purpusii E. Dean 1988-7-27 153 Trinity w slope of Black Rock Mtn. w slope of Black Rock Mtn. (saddle connects ascent from Hermit Rock to upper slopes mtn.) 1848 Comment
  UC922331  Penstemon purpusii Annie M. Alexander and Louise Kellogg 1949-6-30 5735 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 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
  CHSC1877  Penstemon rydbergii var. oreocharis V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2377 Comment
  HSC21115  Penstemon tracyi William J. Ferlatte 1967-6-28 550 Trinity E side of Packers Peak 2073 Comment
  HSC24065  Pentagramma triangularis J. O. Sawyer 1970-4-18 2475 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  CAS-BOT-BC77122  Pentagramma triangularis subsp. triangularis Doris Kildale 1931-5-17 10715 Trinity Hawkins Bar 182 Comment
  SEINET13944947 Image available Perideridia bolanderi W. J. Ferlatte, B. D. Rogers 1966-1 2040 Trinity 3 mi N of Junction City, alt. 1900 ft. T34N R11W SEC 24. 579 Comment
  HSC76404  Perideridia kelloggii Alerie Gizinski 1981-7-30 232 Trinity Near Goat Hill. 1433 Comment
  CAS-BOT-BC222758  Perideridia leptocarpa Alice Eastwood 1901-7-2 s.n. Trinity Canon [Canyon] Creek Comment
  HSC39601  Perideridia oregana Thomas W. Nelson, Jane P. Nelson 1976-7-1 2964 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 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
  UC1312900  Perideridia oregana Lincoln Constance and Tsan-Iang Chuang 1967-7-22 3795 Trinity 3 mi ne Weaverville 762 Comment
  JEPS123139  Perideridia parishii subsp. latifolia D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 115 Trinity Scorpion Lake Comment
  RSA41949  Perideridia parishii subsp. latifolia H. C. Cantelow 1936-8-24 1721 Trinity Summit of Scott Mt. 1631 Comment
  HSC66795  Petrorhagia dubia Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-4 90 Trinity Hwy. 299, 1/4 mi. E of Hayden Flat Campground Comment
  RSA554582  Petrorhagia dubia Walter Wisura 1993-5-9 4900 Trinity NORTHWEST: Hwy 299, 64 miles W of Redding. Comment
  CHSC69007  Phacelia corymbosa Vernon Oswald; Lowell Ahart 1997-7-17 8742 Trinity Junction of Forest Route 29 and 29N58 (to forest Flen) 5.6 mi south of Hwy. 36. 1493 Comment
  JEPS81042  Phacelia corymbosa Thomas Nelson and J. O. Sawyer 1978-6-9 4124 Trinity Red Mountain 1249 Comment
  JEPS94463  Phacelia corymbosa Vernon Oswald and Lowell Ahart 1997-7-17 8742 Trinity 5.6 mi s of Highway 36 (Junction of Forest Route 29 and 29N58 to Forest Glen); Junction of Forest Route 29 and 29N58 1493 Comment
  JEPS75978  Phacelia corymbosa William J. Ferlatte 1974-8-15 1620 Trinity slope above north end of Summit Lake; Trinity Alps, Siligo Peak-Summit Lake area 2286 Comment
  SEINET10496985  Phacelia corymbosa Mary Susan Taylor 1980-8-21 Taylor 3297 Trinity T29N R11W nw sec 29, Dubakella quad. Shasta-Trinity Natl Forest, serpentine ridge on S side of 29N50, ca. 2.4 mi SW of Mud Springs junction. With T. Nelson. 1676 Comment
  HSC26307  Phacelia egena Thomas W. Nelson 1971-4-24 406 Trinity Along New River Trail Comment
  HSC45779  Phacelia egena Brad Klipfel 1975-5-3 586 Trinity Grays Falls along N side of the Trinity River Comment
  RSA258861  Phacelia egena D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5525 Trinity Black Lassic. 1738 Comment
  HSC72843  Phacelia heterophylla subsp. virgata Gail Newton 1980-7-1 855 Trinity Near Hayden Roughs 1219 Comment
  HSC74590  Phacelia heterophylla subsp. virgata M. A. Baker 1980-7-10 2717 Trinity Near Senteney Rock 1554 Comment
  HSC2602  Phacelia heterophylla subsp. virgata William J. Ferlatte, B. D. Rogers 1966-6-1 2061 Trinity Near Hayfork Summit 1128 Comment
  RSA50007  Phacelia heterophylla subsp. virgata E. K. Balls 1949-6-30 13684 Trinity Above Ripstein Camp, right fork from Bear Creek. 823 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
  HSC92792  Phacelia mutabilis Jennifer Whipple 1976-6-29 1150 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UCD15148  Phacelia pringlei K. F. Mawdsley 1996-7-11 23 Trinity Trinity County. Along trail from Parks Creek trailhead to Mt. Eddy, about level of lowest lake. 2334 Comment
  CAS-BOT-BC177801  Phacelia procera Eugene Carter 1975-8-12 1052 Trinity North Fork Trinity River. North of Grizzly Creek 1072 Comment
  HSC4424  Phacelia procera William J. Ferlatte 1967-8-6 786 Trinity Canyon Creek Lakes, above upper lake 1738 Comment
  UC922465  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1949-7-13 5798 Trinity trail to Bear Lake Union Creek, South branch of Coffee Creek (nw of Trinity Center) 1828 Comment
  CAS-BOT-BC77440  Philadelphus lewisii Joseph P. Tracy 1941-6-29 16963 Trinity Mad River 792 Comment
  CHSC53638  Philadelphus lewisii L. P. Janeway; Frances Biles 1988-6-21 2846 Trinity Near Grass Valley Cr ca 1/2 mi from its mouth at the Trinity River. In brambles next to the creek. 533 Comment
  JEPS100716  Philadelphus lewisii Dean W. Taylor 1973-6-29 2414 Trinity along Philpot Creek 2 miles W of Peanut, 792 Comment
  HSC28377  Phlox diffusa J. P. Smith 1973-4-21 6178 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC40479  Phlox diffusa J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2623 Trinity Slopes to top of Silago Peak 2470 Comment
  HSC42439  Phlox speciosa subsp. nitida Barbara Kelly 1977-5-20 440 Trinity Off Hwy. 3 beside private driveway, 3.3 mi. N of Weaverville Comment
  RSA48566  Phlox speciosa subsp. nitida P. A. Munz 1949-5-16 13254 Trinity East Weaver Public Camp, East Weaver Creek. 915 Comment
  RSA49235  Phlox speciosa subsp. nitida P. A. Munz 1949-5-14 13190 Trinity 1 mile west of Summit between Redding and Weaverville 976 Comment
  HSC82298  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1979-6-15 4815 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  HSC37495  Phlox speciosa subsp. occidentalis M. G. Schmidt 1976-5-16 8 Trinity 1/2 mi. above Hwy. 36 on Dubakella Rd. Comment
  RSA431457  Phoenicaulis cheiranthoides J. P. Smith, E. Rumble 1977-4-30 9062 Trinity Mud Springs on Dubakella Mtn. 1677 Comment
  HSC15927  Phoradendron serotinum subsp. tomentosum D. E. Anderson 1961-10-19 1895 Trinity Along Hwy. 299, Burnt Ranch 450 Comment
  CAS-BOT-BC56481  Phyllodoce empetriformis E. V. Jotter; O. M. Evans 1912-7-30 216 Trinity Trinity National Forest 1859 Comment
  HSC75367  Physaria occidentalis J. O. Sawyer, K. A. Sawyer 1980-6-18 3439 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  HSC75085  Physocarpus capitatus J. P. Smith, Thomas W. Nelson 1979-6-15 10109 Trinity Shasta-Trinity National Forest, Scott Mtn. Creek at SR 3 Comment
  RSA1451  Picea breweriana E. R. Johnson 1930-10-13 1597 Trinity Between Canyon Creek Meadows and Lakes. 1829 Comment
  SJSU8068  Picea breweriana G. D. McCrea 1968-9-9 Trinity N shore of Grizzly Lake, Grizzly Creek. drainage of North Fork Trinity River, Trinity Alps Wilderness Area 2164 Comment
  UC1980211  Pinus balfouriana Ronald J. Mastrogiuseppe 1976-6-24 s.n. Trinity TRINITY CO.: Klamath Mountains, Mount Eddy. Comment
  HSC44621  Pinus jeffreyi Thomas W. Nelson, J. O. Sawyer 1978-6-9 4112 Trinity E side of Red Mtn. Bulk Collection # 124 1250 Comment
  UCD134707  Pinus jeffreyi Joseph M. DiTomaso 1975-9-15 327 Trinity Trinity Alps., Steer Creek on Swift Creek Trail. 1463 Comment
  HSC54341  Pinus lambertiana G. L. Clifton 1979-7-16 7832 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC1525  Pinus monticola D. E. Anderson 1961-10-8 1867 Trinity Near E Weaver Lake 1982 Comment
  UC1193170  Pinus monticola P. J. Zinke 1950-6-20 127 Trinity on high point between Casoose Creek and Hull Creek; Quadrangle 43-A-2 1737 Comment
  UCR7825  Pinus monticola Wm. Horn Jr. 1967-4-3 670403- 01 Trinity 9 mi west of Castle Crags State Park 1829 Comment
  CAS-BOT-BC72829  Pinus ponderosa M. B. Kildale 1926-9-11 s.n. Trinity Helena, Trinity River Valley Comment
  CAS-BOT-BC72830  Pinus ponderosa Doris K. Kildale 1928-5-2 4647 Trinity Trinity Center Comment
  HSC70306  Pinus ponderosa M. A. Baker 1980-5-24 1497 Trinity Near Long Ridge. 1006 Comment
  RSA624387  Pinus ponderosa L. C. Wheeler 1952-9-13 6927 Trinity Unspecified. Comment
  RSA66887  Piperia transversa Philip A. Munz 1951-7-17 16559 Trinity Grasshopper Public Camp, 2.5 miles northwest of Stuart Gap, North Yolla Bolly Mountains 1418 Comment
  CAS-BOT-BC228239  Plagiobothrys hispidulus John Thomas Howell 1937-7-21 13217 Trinity Big Flat Comment
  HSC63991  Plagiobothrys tenellus J. P. Smith 1973-5-6 6579 Trinity Blanchert Flats near Douglas City Comment
  HSC73915  Plagiobothrys tenellus R. York 1980-5-24 683 Trinity Near Long Ridge. 1036 Comment
  HSC59275  Plantago erecta R. York 1979-5-12 266 Trinity Near Blanchard Flats 1.5 mi. from jct. of Deer Lick Springs Rd. and Hwy. 3 305 Comment
  HSC54157  Platanthera dilatata Gilbert Muth 1979-7-18 8372 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC27084  Platanthera dilatata var. leucostachys Thomas W. Nelson 1973-7-14 1080 Trinity Beside Deadfall Creek, at the head of the trail to Deadfall Lake Comment
  HSC27514  Platanthera dilatata var. leucostachys J. D. Ackerman, A. Montalvo 1973-7-6 101 Trinity 1/4 mi. up trail to East Weaver Lake, near Weaver Bally Lookout 1829 Comment
  RSA66432  Platanthera leucostachys Philip A. Munz 1951-7-17 16606 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 Comment
  CAS-BOT-BC136657  Platanthera stricta L. R. Abrams 1916-7-22 6218 Trinity Field redacted by CAS, contact the data manager for more information Comment
  UC503022  Platystemon californicus Joseph P. Tracy 1932-6-17 10167 Trinity Three Forks of Mad River; North Coast Ranges, Three Forks of Mad River 883 Comment
  CAS-BOT-BC92140  Platystemon californicus Eugene Carter 1974-5-2 709 Trinity Salmon-Trinity Alps and vicinity. On Barney Gulch loggin road. 594 Comment
  HSC40366  Plectritis ciliosa Linda M. Barker, Raul Tuazon 1976-5-1 1428 Trinity Hwy. 3, 2 mi. S of Hwy. 299 on Hayfork Mtn. 671 Comment
  UC796532  Plectritis congesta Roxana S. Ferris and Laura Lorraine 1948-6-11 11680 Trinity summit between Mad River and South Fork Trinity River (State Highway 36); State Highway 36 1359 Comment
  UC1224676  Pleuricospora fimbriolata G. Ledyard Stebbins 1964-6-14 6167 Trinity between Forest Glen and Mad River, on State Hwy 36 on northeast side of South Fork Mountain 914 Comment
  JEPS70627  Poa bolanderi F. P. Cronemiller 1923-7-17 725 Trinity Solomon Peak; Mendocino Nat'l Forest Comment
  RSA67259  Poa bolanderi P. A. Munz 1951-7-18 16667 Trinity North slope of North Yolla Bolly Peak; North Yolla Bolly Mts. 1982 Comment
  CAS-BOT-BC247261  Poa palustris Eugene Carter 1972-4-26 403 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 3 miles up Hobo Gulch Road 762 Comment
  JEPS75443  Poa pratensis subsp. pratensis W. L. Jepson 1934-5-5 16653 Trinity S Fork Trinity River Forest Glen Comment
  UC552663  Poa pratensis subsp. pratensis Joseph P. Tracy 1935-8-3 14505 Trinity Mary Blaine Meadow Mary Blaine Mt 1950 Comment
  RSA211410  Poa secunda William J. Ferlatte 1967-8-16 943 a Trinity east side of Packers Peak; Trinity Alps 1982 Comment
  CAS-BOT-BC243276  Poa secunda subsp. secunda Joseph P. Tracy 1935-8-3 14467 Trinity Mary Blaine Mountain 1950 Comment
  HSC44166  Poa secunda subsp. secunda Thomas W. Nelson, Jane P. Nelson 1977-6-19 3530 Trinity Above Senteney Rock. 1555 Comment
  HSC74991  Poa secunda subsp. secunda J. P. Smith, Thomas W. Nelson 1979-6-25 10215 Trinity Shasta -Trinity National Forest, Rd. to Dubakella Mtn., 1.4 mi. from Red Mtn. Roadway. 1555 Comment
  HSC78288  Poa secunda subsp. secunda John Palmer 1975-7-24 410 Trinity Bear Lakes area, SW side of Log Lake. 1951 Comment
  HSC84197  Poa secunda subsp. secunda J. P. Smith 1980-7-22 10309 Trinity Shasta-Trinity National Forest, Salt Creek Campground on Thirteen Dips Rd. 793 Comment
  UC192576  Poa secunda subsp. secunda Harry S. Yates 1914-5-21 343 Trinity Little East Weaver Creek Comment
  UC552665  Poa secunda subsp. secunda Joseph P. Tracy 1935-8-7 14594 Trinity at head of White's Creek; Devil's Canyon Mts 2072 Comment
  RSA0037168  Poaceae John F. Emmel 1993-7-26 1276 Trinity Northwest Trinity Alps area; along trail northeast of Grizzly Creek, 0.3-0.7 air miles west and 0.1-0.6 air mile south of peak of 6990 ft. Grizzly Butte. 1584 Comment
  UC2046566  Poaceae William J. Ferlatte 1976-9-21 1841 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope Comment
  CAS-BOT-BC244282  Podagrostis humilis Joseph P. Tracy 1935-8-7 14612 Trinity Devil's Canyon Mountains at head of White's Creek 2072 Comment
  HSC90758  Polemonium eddyense Jennifer Whipple 1976-7-7 1321 Trinity Trinity and Siskiyou counties, summit region of Mt. Eddy 2744 Comment
  POM253500  Polygala cornuta var. cornuta C. L. Hitchcock, J. S. Martin 1939-7-10 5339 Trinity 2 miles north of Dedrick, Salmon-Trinity Alps 915 Comment
  UC184277  Polygala cornuta var. cornuta Harry S. Yates 1914-6-17 440 Trinity Baxter Gulch Rush Creek (dry w slope) Comment
  RSA67491  Polygonum arenastrum P. A. Munz 1951-7-19 16699 Trinity 1 mi. NW of Stuart Gap, North base of North Yolla Bolly Mts. 1402 Comment
  HSC72519  Polygonum aviculare Gail Newton 1980-7-2 900 Trinity Near Swim Ridge 1341 Comment
  UC672968  Polygonum davisiae Joseph P. Tracy 1915-8-8 14715 Trinity above White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 2133 Comment
  UC672958  Polygonum douglasii subsp. douglasii Joseph P. Tracy 1935-8-7 14635 B Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  JEPS123160  Polygonum minimum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 134 Trinity Bonanza King Comment
  JEPS79953  Polygonum minimum Joseph P. Tracy 1935-8-7 14618 Trinity White's Creek Devil's Canyon Mts. (head) 2072 Comment
  HSC12747  Polygonum minimum William J. Ferlatte, Alice Q. Howard 1970-8-10 1294 Trinity Boulder Creek Lakes, slope N of lower lake 1921 Comment
  CAS-BOT-BC419874  Polygonum polygaloides subsp. confertiflorum Alice Eastwood; John Thomas Howell 1937-6-25 4943 Trinity Preacher Meadow Comment
  HSC63815  Polygonum spergulariiforme M. A. Baker 1979-7-3 985 Trinity 1.5 km. NE of Kettenpom Peak Comment
  HSC70030  Polygonum spergulariiforme Thomas W. Nelson, Jane P. Nelson 1978-6-22 4271 Trinity Along Hwy. 3, S of Peanut 762 Comment
  UCD100682  Polygonum spergulariiforme Dean W. Taylor; Kathleen A. Teare 1979-9-13 7709 Trinity Smoky Creek headwaters, ca. 8 miles SE of Forest Glen. 1158 Comment
  HSC24063  Polypodium californicum J. O. Sawyer 1970-4-18 2477 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  UC1132890  Polypogon interruptus H. S. Yates 1936-6-23 5845 Trinity 4 mi e Salyer; China Flat Quad. Comment
  HSC40569  Polystichum imbricans Thomas W. Nelson, Jane Nelson 1976-6-22 2762 Trinity Senteney Rock. 1524 Comment
  HSC71750  Polystichum imbricans M. Baker 1980-7-1 2566 Trinity Hayden roughs 1402 Comment
  SEINET3874171 Image available Polystichum imbricans Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-21 682 Trinity Shasta-Trinity National Forest. Along Rush Creek Road (also road to Lewiston) off State Hwy. 3 NW of Weaverville. Along Rush Creek.; 0 620 Comment
  CHSC68984  Polystichum imbricans subsp. curtum Vernon Oswald; Lowell Ahart 1997-7-17 8756 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
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Jan 4 2007
  CAS-BOT-BC76745  Polystichum imbricans subsp. imbricans Annie M. Alexander; Louise Kellogg 1949-7-2 5757 Trinity Yolla Bolly Middle Eel Primitive Area - Saddle between North Yolla Bolly and Black Rock Mountains 2103 Comment
  CAS-BOT-BC76712  Polystichum lemmonii Helen K. Sharsmith 1960-8-27 4830 Trinity Shasta Ntn'l Forest, Salmon-Trinity Alps Wilderness Area, Scott Mtns. - ca. 200 feet above and to south of Mosquito Lake 2011 Comment
  RSA693302  Polystichum munitum M. B. Dunkle 1936-8-21 4854 Trinity Boise Creek 366 Comment
  SDSU9406  Populus alba D. F. Howe 1959-8-4 2790 Trinity On #299, 6.5 miles W of Weaverville. Comment
  UC469478  Populus fremontii subsp. fremontii Joseph P. Tracy 1931-11-14 9760 Trinity near Big Bar; Northern Coast Ranges, near Big Bar 426 Comment
  HSC82351  Populus trichocarpa Thomas W. Nelson, Jane Nelson 1977-5-15 3383 Trinity Brown's Canyon Campground, Van Duzen River 762 Comment
  HSC39973  Potentilla breweri J. O. Sawyer 1973-6-5 2501 Trinity Scott Mtn. Summit, W of Hwy. 3 1738 Comment
  HSC78365  Potentilla flabellifolia John S. Palmer 1973-7-8 116 Trinity Between Little Bear Lake and small lake at outlet 1890 Comment
  CHSC35682  Potentilla glandulosa J. P. Smith; T. W. Nelson 1979-6-25 10214 Trinity Shasta-Trinity National Forest. Road to Dubakella Mtn., 1.4 miles from the Red Mtn. Roadway. 1554 Comment
  HSC124  Potentilla gracilis var. fastigiata William J. Ferlatte 1967-8-18 1006 Trinity Head of Union Creek 1982 Comment
  HSC127  Potentilla gracilis var. fastigiata William J. Ferlatte 1966-8-4 312 Trinity Dorleska Mine 1982 Comment
  RSA211184  Potentilla gracilis var. fastigiata William J. Ferlatte 1966-8-4 312 Trinity Dorleska Mine, Trinity Alps. 1982 Comment
  HSC54170  Prosartes hookeri Gilbert Muth 1979-7-18 8400 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  HSC37481  Prosartes hookeri M. G. Schmidt May 1976 17 Trinity W of Forest Glen along Hwy. 36 Comment
  HSC55507  Prunus emarginata G. L. Clifton, Butler 1979-7-18 8483 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  CAS-BOT-BC357579  Pseudognaphalium stramineum G. R. Kleeberger 1879-9-27 s.n. Trinity Unspecified Comment
  CAS-BOT-BC94392  Pseudostellaria jamesiana R. C. Wenk 2005-6-18 178 Trinity Coffee Creek, Big Flat Meadow, in vicinity of cabin at N end of meadow 1524 Comment
  HSC91395  Pseudostellaria jamesiana Jennifer Whipple 1976-7-6 1295 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2195 Comment
  RSA790228  Pseudostellaria jamesiana Rebecca Wenk 2005-6-18 178 Trinity Coffee Creek, Big Flat Meadow. 1524 Comment
  HSC68617  Pseudotsuga menziesii var. menziesii Jacqueline Greenleaf 1980-6-11 176 Trinity Near Van Duzen River 1052 Comment
  HSC74122  Pseudotsuga menziesii var. menziesii M. A. Baker 1980-5-25 1605 Trinity Near Browns Canyon. 823 Comment
  RSA98654  Pterospora andromedea H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail, north of Trinity Alps Resort. 1829 Comment
  UC577420  Pycnanthemum californicum Joseph P. Tracy 1926-7-4 7707 Trinity vicinity Salyer (Koon Ranch); Northern Coast Ranges, vicinity of Salyer 457 Comment
  CAS-BOT-BC460884  Pyrola aphylla Lillian S. Mott 1964-7-4 LM 5264 Trinity Trinity Lake area Comment
  HSC34714  Pyrola dentata Thomas W. Nelson 1974-7-20 1689 Trinity Black Lassic area 1799 Comment
  CAS-BOT-BC462809  Pyrola dentata John Thomas Howell 1937-7-27 13591 Trinity Coffee Creek Canyon near Battle Creek Comment
  CAS-BOT-BC462812  Pyrola dentata G. R. Kleeberger 1880-7-9 s.n. Trinity Unspecified 1524 Comment
  CDA10959  Pyrrocoma carthamoides var. cusickii G. F. Hrusa, H. Townsend 1994-7-17 11898 Trinity Trinity Mountains; Summit of ridge N of Bonanza King Lookout, immediately above N headwaters spring of Scorpion Creek. Comment
  CAS-BOT-BC123571  Pyrrocoma racemosa var. pinetorum John Thomas Howell 1936-8-24 12752 Trinity Summit of Scott Mts. N of Carrville. Comment
  CAS-BOT-BC45701  Quercus L. B. Kildale 1930-10-19 10272 Trinity Trinity River at Betty May Mine Comment
  CAS-BOT-BC45707  Quercus William Adams Dayton 1913-7-20 400 Trinity Shasta, W. slope of Trinity Mt. 1402 Comment
  CAS-BOT-BC68519  Quercus chrysolepis L. B. Kildale 1930-10-19 10274 Trinity Trinity River at Betty May Mine Comment
  CAS-BOT-BC68609  Quercus chrysolepis G. R. Kleeberger 1879-10-25 s.n. Trinity foothill near Weaverville Comment
  HSC68589  Quercus chrysolepis Jacqueline Greenleaf 1980-6-23 152 Trinity Near Mad River 899 Comment
  RSA159  Quercus chrysolepis E. R. Johnson 1928-8-27 1160 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  HSC34544  Quercus douglasii Lon Hall 1975-5-18 373 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  HSC69821  Quercus durata var. durata Thomas W. Nelson 1978-5-27 4069 Trinity Red Mtn. 1250 Comment
  HSC34579  Quercus garryana R. M. Sullivan 1975-5-17 82 Trinity Along Hwy. 299 at Hayden Flat Campground 390 Comment
  HSC39519  Quercus garryana Thomas W. Nelson, James Nelson 1976-6-10 2662 Trinity Ridge above Senteney Rock 1555 Comment
  UC5601  Quercus garryana W. H. Brewer Sep 26 1862-Sep 28 1862 1451 Trinity Trinity Mountains Comment
  CDA12635  Quercus garryana var. garryana G. F. Hrusa, D. Ragan, R. Gross, A. Buckman 1993-10-24 11460 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  HSC78843  Quercus kelloggii John S. Palmer 1973-9-7 209 Trinity Bear Lakes area along trail to Big Bear Lake 1220 Comment
  UC1135781  Quercus sadleriana B. E. Parsons Aug 1932 Trinity n end Trinity Mountain; Trinity Forest, Big Bar Quad. Comment
  CAS-BOT-BC104645  Quercus vacciniifolia F. X Wiliams 1907-7-20 s.n. Trinity Echo Lake. Trinity Mts. Comment
  HSC73265  Quercus vacciniifolia M. A. Baker 1980-7-13 2875 Trinity Near Red Rock 1585 Comment
  HSC78802  Quercus vacciniifolia John S. Palmer 1973-9-7 180 Trinity Bear Lakes Area, along shore of Wee Bear Lake 1845 Comment
  SDSU6992  Quercus vacciniifolia D. F. Howe 1977-6-30 4967 Trinity Weaver Bally Rd. 1676 Comment
  UC1135811  Quercus vacciniifolia L. B. Burkett 1932-9-19 57 Trinity North Fork Trinity River Trinity Forest, Big Bar Quad. 1524 Comment
  UC405475  Quercus vacciniifolia Harry S. Yates 1914-7-16 530 Trinity Head of Rush Creek Comment
  CAS-BOT-BC134877  Quercus wislizeni Ann W. Gillette 1980-9-21 s.n. Trinity Lone Pine Ranch near Island Mountain 548 Comment
  JEPS109963  Raillardella pringlei Dean W. Taylor 2003-8-13 18677 Trinity Scott Mountains, meadow in headwaters of Tangle Blue Creek; along road to Mosquito Lake 1.1 miles N of the Siskiyou County Line 1965 Comment
  CAS-BOT-BC328131  Raillardella pringlei M. Joseph Di Tomaso 1976-7-15 640 Trinity 20 feet east of Swit Creek at junction of Swift Creek and Granite Creek, Trinity Alps 1295 Comment
  RSA0031352  Ranunculus alismifolius Jennifer Whipple 1976-6-12 990 Trinity [Shasta-Trinity National Forest], near trail to Deadfall Lakes. 2164 Comment
  UC184912  Ranunculus occidentalis Harry S. Yates 1914-5-22 350 Trinity ne Weaverville 1066 Comment
  SEINET10536316  Ranunculus occidentalis M. S. Mayer, S. Meredith; D. Bjornbak 1985-5-11 Mayer 55 Trinity T30n,r12w,sec.11. Philpot campground, 1.5 mile sw of peanut, moist open meadow, Jeffrey pine woodland, 792 Comment
  HSC35188  Ranunculus occidentalis var. occidentalis John S. Palmer 1975-5-17 352 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  HSC37219  Ranunculus occidentalis var. occidentalis Lon Hall 1975-5-17 360 Trinity N of confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC40640  Ranunculus occidentalis var. occidentalis J. P. Smith 1975-5-17 8126 Trinity Just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  SEINET10536182  Ranunculus orthorhynchus Mary Susan Taylor 1980-7-21 Taylor 3150 A Trinity T37N R9W west central sec 7, Coffee Creek quad; Shasta-Trinity Natl Forest, Big Flat, at end of Coffee Creek Rd, Helen Gates property. 1554 Comment
  HSC92150  Ranunculus populago Jennifer Whipple 1977-7-5 1912 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  RSA0031349  Ranunculus populago Jennifer Whipple 1976-6-29 1166 Trinity Near the Deadfall Lakes. 2225 Comment
  JEPS48697  Rhamnus californica Hilda W. Grinnell 1932-7-15 25 Trinity junction Norgaar Ranch road with South Fork Mt. Road 1524 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
  CHSC62579  Rhamnus californica subsp. occidentalis L. P. Janeway 1993-8-30 4554 Trinity West side of Bluff Lake; drainage of High Camp Creek; ca 2.2 mi wouth-southeast of Chino Mtn. 1921 Comment
  JEPS95656  Rhamnus californica subsp. occidentalis Vernon H. Oswald and L. Ahart 1999-7-5 9827 Trinity Southeast of Callahan and 1.3 mi northeast of Hwy. 3 on Forest Rd. 17 paralleling the Trinity River: T39N R7W Sect. 11, 3700 ft, mixed coniferous forest, serpentine substrate 1127 Comment
  RSA1096  Rhamnus californica subsp. occidentalis E. R. Johnson 1927-8-27 1169 Trinity Lowden's Ranch, 4 miles SW of Lewiston. 538 Comment
  RSA96842  Rhamnus tomentella subsp. tomentella Percy C. Everett, E. K. Balls 1954-10-15 20303 Trinity Yellow pine Forest, 0.6 miles SE of Peanut on Hwy 36 betw Fortuna and Red Bluff. 823 Comment
  CHSC3411  Rhododendron occidentale Alice L. Stoll 1966-5-14 209 Trinity Shasta National Forest. On the Old Oregon Stage Road ca. .6 mile S of Eagle Creek Campground. Comment
  UC576647  Rhododendron occidentale L. Constance 1928-6-11 Trinity road from Red Bluff to Fortuna (the North Coast Ranges); North Coast Ranges 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
  UCD117926  Rhododendron occidentale Joseph M. DiTomaso 1976-6-24 486 Trinity Swift Creek Trail, 1/3 mile northwest of trailhead. 1219 Comment
  SEINET3928291  Rhododendron occidentale var. occidentale Anthony Baniaga 2011-7-8 433 Trinity Shasta-Trinity National Forest. Along Highway 3, ca. 1.5 miles from 39N04 quadrangle.; 0 1547 Comment
  HSC82501  Rhododendron occidentale var. paludosum Thomas W. Nelson, Jane P. Nelson 1979-6-14 4770 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  RSA273394  Rhododendron occidentale var. paludosum J. P. Smith, J. O. Sawyer 1970-7-28 4532 Trinity Center of Darlingtonia Bog Comment
  RSA787921  Rhododendron occidentale var. paludosum G. Fred Hrusa, T. D. Wilfred 1992-6-1 9570 Trinity Scorpion Creek off Bonanza King Road, approx. 3 km SE of Hwy 3, E of Trinity Campground. 817 Comment
  CAS-BOT-BC168122  Rhus aromatica Eugene Carter 1975-6-8 950 Trinity East Fork of North Fork Trinity River. Abandoned mining ground south of Store Gulch 487 Comment
  HSC43264  Rhus aromatica K. Irwin 1977-5-7 308 Trinity Philpot Campground, 1.2 mi. W of Peanut. 762 Comment
  HSC65100  Rhus aromatica J. P. Smith 1973-5-6 6626 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC170517  Rhus aromatica Milo S. Baker 1926-7-28 187 a-26 Trinity Outskirts Weverville Comment
  HSC32684  Ribes binominatum Thomas W. Nelson 1973-5-30 1010 Trinity Red Lassic area 1799 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
  HSC65656  Ribes inerme var. klamathense J. P. Smith, J. O. Sawyer 1973-4-15 6127 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 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
  JEPS27766  Ribes lobbii H. R. Josephson 1933-5-19 4 Trinity Harrison Gulch Red Bluff Quadrangle 762 Comment
  UC1198923  Ribes lobbii Joseph P. Tracy 1942-7-2 17381 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  RSA0021136  Ribes lobbii Carl B. Wolf 1937-8-12 9161 Trinity North Coast Range, South Fork Mountain, 8.3 miles south of Cold Spring Lookout. 1372 Comment
  CAS-BOT-BC6073  Ribes marshallii C. C. Marshall 1886-7-1 30 Trinity Summit of Trinity Mountains Comment
  CAS-BOT-BC212578  Ribes montigenum Milo S. Baker 1926-8-21 288 -26 Trinity Near Sulphur Springs 2072 Comment
  CHSC1661  Ribes nevadense V. Holt 1942-7-9 Trinity Gold Bullion Mine. Comment
  HSC32873  Ribes roezlii Thomas W. Nelson, James Nelson 1973-5-28 980 Trinity S of Black Lassic 1799 Comment
  HSC67409  Ribes roezlii Ed Cope, John Palmer Jul 1977 529 Trinity South of trail to Granite Lake. 1280 Comment
  JEPS106463  Ribes roezlii J. K. Nelson with Bill Brock, John Heibel, Al Olson, Darrel Ranken 2004-6-22 2004 -49 Trinity Wildwood Store, intersection of Hwy 36 and County Road 302, ca. 50 mi W of Red Bluff 359 Comment
  UC1222371  Ribes roezlii Joseph P. Tracy 1950-4-20 18621 Trinity 10 mi se of Dinsmore's ((about 4 1/2 mi se of Kuntz), 4 mi se of Low Gap); Van Duzen River 792 Comment
  HSC42102  Ribes roezlii var. cruentum Sue Sweet 1977-5-7 39 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC65931  Ribes roezlii var. cruentum Cathie Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 64 Trinity Philpot Creek Campground 808 Comment
  HSC102771  Robinia pseudoacacia J. P. Smith 2014-4-30 13837 Trinity Along State Route 299, just west of Big Flat. 370 Comment
  HSC22534  Romanzoffia californica D. E. Anderson, J. P. Smith 1970-4-23 5045 Trinity Along road to Hobo Gulch Campground, 6 mi. N of its junction with Hwy. 299 Comment
  CAS-BOT-BC74731  Rorippa curvisiliqua Doris K. Kildale 1931-5-17 10934 Trinity Hawkins Bar. 182 Comment
  HSC52731  Rorippa curvisiliqua G. L. Clifton, Walter Overton 1979-6-3 3914 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC72657  Rorippa curvisiliqua Gail Newton 1980-6-26 644 Trinity Near Underwood Creek. 451 Comment
  HSC82603  Rorippa curvisiliqua Thomas W. Nelson, Jane P. Nelson 1979-7-7 4984 Trinity Along margin of Trinity Lake at Wyntoon Campground Comment
  HSC91038  Rorippa curvisiliqua Jennifer Whipple 1977-7-19 1975 Trinity Near the Upper Deadfall Lakes 2317 Comment
  HSC103270  Rorippa curvisiliqua Carrie Schreiber 2013-7-25 Trinity Six Rivers National Forest, Dinsmore Quad, Van Duzen River, Brown Canyon. 915 Comment
  RSA66872  Rorippa curvisiliqua P. A. Munz 1951-7-22 16827 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  UCD115278  Rorippa curvisiliqua Joseph M. DiTomaso 1976-7-15 637 Trinity Trinity Alps, just east of Granite Lake next to trail. 1828 Comment
  CAS-BOT-BC146795  Rosa gymnocarpa L. R. Abrams 1916-7-22 6207 Trinity Between Mad & Trinity Rivers on Eureka Red Bluff Rd. Comment
  HSC72667  Rosa gymnocarpa Gail Newton 1980-6-26 628 Trinity Near Underwood Creek. 451 Comment
  RSA211467  Rosa gymnocarpa William J. Ferlatte 1966-6-30 169 Trinity Trinity Alps. Canyon Creek Lakes. 1646 Comment
  UC2046525  Rosa pisocarpa subsp. ahartii William J. Ferlatte 1976-7-8 1783 Trinity Swift Creek Trail, 0.25 mi. east of Fosters Cabin Comment
  HSC56676  Rubus glaucifolius Gilbert Muth 1979-7-17 8209 Trinity Near Cedar Gap, close to the town of Mad River 1372 Comment
  SEINET10483570  Rubus glaucifolius Mary Susan Taylor 1980-6-30 Taylor 3001 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
  HSC56546  Rubus leucodermis Walter Overton 1979-7-17 7773 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  UC984815  Rubus parviflorus A. M. Vollmer and L. Beane 1951-6-7 130 Trinity on road to Hobo Gulch n of U.S. 299, 8.6 mi n Helena; n of Helena, road to Hobo Gulch Comment
  UCD17833  Rubus ursinus H. Olmo 8-10 May 1962 62- 44 Trinity California. Trinity County: under bridge on Clinic Avenue crossing in Hayfork. Comment
  UCD17850  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
  UCD17852  Rubus ursinus H. Olmo 8-10 May 1962 62 48 Trinity California. Trinity County: at highway marker A844+82 near Hayfork. Comment
  HSC92179  Rudbeckia klamathensis Jennifer Whipple 1976-9-1 1753 Trinity Near Deadfall Lake 2195 Comment
  CAS-BOT-BC110483  Rumex Doris Kildale 1931-5-17 10837 Trinity Hawkins Bar. 182 Comment
  HSC76602  Rumex acetosella Athy Ferguson 1981-7-9 8117 Trinity Near Duncan Ranch 960 Comment
  SD98936  Rumex acetosella Darley F. Howe 1977-6-30 4969 Trinity East Weaver Creek 792 Comment
  HSC76161  Rumex salicifolius G. L. Clifton, Muth 1979-7-18 8895 Trinity Near Mad River Campground, close to the town of Mad River. 761 Comment
  CAS-BOT-BC434026  Rumex salicifolius E. K. Balls 1949-7-6 13842 Trinity Stringtown, on road from Trinity Center to Scott Mt. 762 Comment
  UC302996  Sagina decumbens subsp. occidentalis Joseph P. Tracy 1926-5-31 7530 Trinity by creek Junction City; Northern Coast Ranges, Junction City 457 Comment
  HSC67428  Salix exigua Ed Cope, John S. Palmer Jul 1977 509 Trinity South of trail to Granite Lake. 1280 Comment
  HSC30262  Salix jepsonii William J. Ferlatte 1972-8-7 1425 Trinity Boulder Creek Lakes, above S side of lower lake 1738 Comment
  HSC81614  Salix lasiandra Thomas W. Nelson, Jane Nelson 1980-5-8 5211 Trinity Junction of FS Rd. 2N07 and 2N10 along Indian Valley Creek Comment
  CAS-BOT-BC129532  Salix lasiandra var. lasiandra Eugene Carter 1972-4-27 397 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville, 1/2 mile up White's Creek Trail. 944 Comment
  CAS-BOT-BC129534  Salix lasiandra var. lasiandra Eugene Carter 1972-6-8 404 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville, along White's Creek Trail at Bear Wallow Meadow 1402 Comment
  CAS-BOT-BC129536  Salix lasiandra var. lasiandra Eugene Carter 1973-5-29 550 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville, along the Jeep Trail opp. the South end of Rooster Flat. 934 Comment
  HSC67623  Salix lasiolepis J. P. Smith, J. O. Sawyer 1973-4-14 6099 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  CAS-BOT-BC128277  Salix lasiolepis var. lasiolepis John Thomas Howell 1955-6-12 30323 Trinity Weaverville 609 Comment
  HSC55528  Salix melanopsis Gilbert Muth 1979-7-18 8593 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  CAS-BOT-BC182420  Salix scouleriana Eugene Carter 1975-5-19 938 Trinity North Fork Trinity River. Grizzly Creek. East end of Pegleg Flat 1066 Comment
  HSC20077  Salix scouleriana J. P. Tracy 1933-7-15 12745 Trinity S Fork Mtn. 1646 Comment
  UC1239668  Salvia columbariae Joseph P. Tracy 1939-9-4 16485 Trinity 3 mi above Low Gap; Van Duzan River 792 Comment
  CAS-BOT-BC221107  Salvia sonomensis Philip A. Munz 1949-5-17 13272 Trinity 1 mile north of Rush Creek Public Camp on road to Trinity Alps 1066 Comment
  UC922575  Sambucus mexicana Annie M. Alexander and Louise Kellogg 1948-8-1 5376 Trinity Canyon Creek Trinity Mountains, Dedrick 762 Comment
  HSC36409  Sambucus nigra subsp. caerulea J. P. Smith, J. O. Sawyer 1973-7-4 7024 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs. 1555 Comment
  CAS-BOT-BC236489  Sambucus racemosa subsp. racemosa P. A. Munz 1951-7-22 16832 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 Comment
  JEPS13395  Sambucus racemosa var. racemosa Joseph P. Tracy 1933-7-15 12752 Trinity 8-Mile Ridge Northern Coast Ranges, South Fork Mountain (head) 1645 Comment
  HSC68603  Sanicula crassicaulis Jacqueline Greenleaf 1980-7-30 276 Trinity Near Skull Camp 1219 Comment
  UC1051411  Sanicula crassicaulis L. Constance and R. Bacigalupi 1951-6-13 3389 Trinity w side of South Fork Mountain, 2 mi below summit South Fork Mountain 914 Comment
  HSC30208  Sanicula graveolens William J. Ferlatte 1968-6-9 1149 Trinity Packers Peak 2134 Comment
  HSC52243  Sanicula graveolens G. L. Clifton, Overton 1979-6-3 3846 Trinity Near Van Duzen River, close to the town of Alderpoint 884 Comment
  HSC73830  Sanicula graveolens Gail Newton 1980-7-13 1375 Trinity Near Red Rock. 1509 Comment
  JEPS77439  Sanicula graveolens William J. Ferlatte 1974-8-14 1613 Trinity about 8.5 mi sw of Trinity Center (Trinity Alps, Long Canyon, East Fork of Stuart Fork drainage); Trinity Alps, Long Canyon 1800 Comment
  HSC68640  Sanicula tracyi Jacqueline Greenleaf 1980-7-11 173 Trinity Near Van Duzen River. 1052 Comment
  JEPS81217  Sanicula tracyi Jacqueline Greenleaf 1980-7-14 210 Trinity near Van Duzen River; Pickett Peak Quad., near Van Duzen River 140 Comment
  CHSC41213  Sanicula tuberosa J. D. Jokerst 1984-4-17 1975 Trinity Ca. 2.0 mi N of Trinity Alps Resort on slopes south of Stoney Creek. 853 Comment
  HSC42303  Sanicula tuberosa Rich White 1977-5-7 50 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC64401  Sanicula tuberosa J. O. Sawyer, R. J. Cole 1978-4-20 3139 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 Comment
  HSC74008  Sanicula tuberosa R. York 1980-5-24 692 Trinity Near Long Ridge. 1036 Comment
  HSC59729  Sanicula tuberosa Clark L. Miller 1979-5-26 7 Trinity 2 mi. before the Hobo Gulch Campground along dirt road, from Hwy. 299 915 Comment
  HSC81601  Sanicula tuberosa Thomas W. Nelson, Dave Gordan 1980-5-7 5178 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  SEINET3240201  Santalaceae R. L. Mathiasen 2003-1 2003 -52 Trinity At jct. of for. rd. 02n01 and for. rd. 02N05 1150 Comment
  UC1197754  Sarcodes sanguinea Arthur E. Connick 1927-5-30 Trinity near Forest Glen (S. Fork Mt.); S. Fork Mt. Comment
  RSA298360  Saxifraga californica J. O. Sawyer, R. J. Cole 1978-4-20 3111 Trinity Above S.R. 299 at White s Bar. Comment
  JEPS93973  Saxifraga mertensiana Vernon Oswald 1998-4-16 8909 Trinity 3.7 mi. e. Salyer (Hwy. 299 0.6 mi. w. of Hawkins Bar, cliffs along hwy.) 188 Comment
  UCD102939  Saxifraga mertensiana Joseph M. DiTomaso 1976-3-28 363 Trinity 12 miles east of Willow Creek. 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
  UC922600  Saxifragopsis fragarioides Annie M. Alexander and Louise Kellogg 1948-8-7 5434 Trinity Trinity Mountains, Canyon Creek (tributary of Trinity River) Canyon Creek; Trinity Mountains, Canyon Creek 1676 Comment
  HSC78490  Scirpus congdonii John S. Palmer 1973-7-1 84 Trinity Bear Lakes Area, Tangle Blue Lake 1753 Comment
  SEINET7592333 Image available Scirpus congdonii John Thomas Howell 1937-1 13681 Trinity Summit of Scott Mts., N of Carrville Comment
  SEINET7592519 Image available Scirpus microcarpus E. G. Voss 1969-1 13014 Trinity N side of Swift Trinity Center 762 Comment
  HSC49274  Scleranthus annuus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9895 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC68054  Scleranthus annuus J. P. Smith, J. O. Sawyer 1973-4-14 6096 Trinity 1 mi. W of Poker Bar Rd. on Hwy. 299 640 Comment
  CHSC30667  Scutellaria antirrhinoides M. S. Taylor 1980-6-30 3013 Trinity 4 mi s of Trinity Center on Hwy 3, w on dirt rd, ca. 0.3 mi. Comment
  HSC75083  Scutellaria antirrhinoides J. P. Smith 1979-6-15 10082 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  UC577334  Scutellaria antirrhinoides Joseph P. Tracy 1923-6-28 6420 Trinity Burnt Ranch 457 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
  RSA41910  Scutellaria antirrhinoides H. C. Cantelow 1936-8-23 1643 Trinity Near Scott Ranch, Trinity River. Comment
  UC1549239  Scutellaria californica Richard Olmstead 1983-7-7 435 Trinity 2 mi se of Mad River Camp (along Hwy 36 below rock outcrop adjacent to Hwy) 1104 Comment
  UC906729  Scutellaria californica Harold E. Parks and Joseph P. Tracy 1942-7-3 11620 Trinity Hettenshaw Valley 944 Comment
  HSC70616  Scutellaria californica J. O. Sawyer, K. A. Sawyer 1981-8-1 4158 Trinity Along trail to Canyon Creek Lakes 1220 Comment
  RSA211149  Scutellaria californica W. J. Ferlatte 1967-8-7 841 Trinity Canyon Creek Lakes, Trinity Alps. 1646 Comment
  RSA245234  Scutellaria californica D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5273 Trinity Along 1 SO 7, along Shanty Creek, ca. 5 miles west of Ruth Dam. 1220 Comment
  RSA106760  Scutellaria siphocampyloides L. S. Rose 1955-7-17 55123 Trinity Weaverville. 610 Comment
  HSC14398  Scutellaria siphocampyloides R. Spellenberg 1964-6-16 426 Trinity 1 mi. E of Cedar Flat on Hwy. 299, near Burnt Ranch Comment
  HSC73368  Scutellaria tuberosa R. York 1980-5-25 776 Trinity Near Shannon Butte 914 Comment
  HSC47060  Sedum laxum subsp. flavidum Thomas W. Nelson, Jane P. Nelson 1978-6-22 4301 Trinity Along Dubakella Rd., 2 mi. from junction with Red Mtn. Motorway Comment
  HSC59356  Sedum laxum subsp. flavidum M. A. Baker 1979-7-1 608 Trinity 6 km E of Mud Springs, W branch of the third dead end logging road 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
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Aug 17 2011
  UCD102058  Sedum obtusatum subsp. boreale Joseph M. DiTomaso 1975-6-24 46 Trinity Trinity Alps; below Gibson Meadows on Granite Creek Trail. 1767 Comment
  UCD102062  Sedum obtusatum subsp. boreale Joseph M. DiTomaso 1976-6-29 526 Trinity Trinity Alps, Emerald Lakes. 1676 Comment
  CHSC61978  Sedum obtusatum subsp. obtusatum Vernon H. Oswald; Lawrence P. Janeway 1993-8-29 5883 Trinity Above and E of Upper Deadfall Lakes, below (W of) the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. 2426 Comment
  CHSC33016  Sedum obtusatum subsp. retusum M. A. Baker 1979-7-1 595 Trinity Trail to Canyon Lakes, 0.5k south of Canyon Ck. Falls. Comment
  HSC76349  Sedum obtusatum subsp. retusum Alerie Gizinski 1981-7-30 212 Trinity Near Senteney Rock 1494 Comment
  UC709458  Sedum radiatum Joseph P. Tracy 1941-8-27 17024 Trinity in fir forest near Cold Springs (South Fork Mountain); , near Cold Springs 1645 Comment
  HSC44071  Sedum radiatum var. radiatum Thomas W. Nelson, Jane Nelson 1977-6-19 3529 Trinity Along ridge above Senteney Rock 1524 Comment
  CHSC31024  Sedum spathulifolium M. S. Taylor 1980-7-15 3136 A Trinity Canyon Creek Trail, between Upper McKay Camp and the meadows, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  CHSC70977  Sedum spathulifolium Vernon Oswald 1998-4-16 8910 Trinity Hwy 299 0.6 mi west of Hawkins Bar, 3.7 mi east of Salyer. 188 Comment
  HSC65850  Sedum spathulifolium M. A. Baker 1980-6-25 2235 Trinity Near Castle Rock. 1436 Comment
  RSA0074730  Sedum spathulifolium R. York 1979-4-29 261 Trinity Along Gray's Falls Trail above the confluence of the New and Trinity Rivers. 305 Comment
  HSC49726  Sedum spathulifolium var. spathulifolium J. O. Sawyer, R. J. Cole 1978-4-20 3100 Trinity Above Hwy. 299 at White's Bar. Comment
  RSA245187  Selaginella wallacei James Payne Smith 1973-4-7 5938 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
  SFV18690  Selaginella wallacei P. Wilson, M. Mesler 2003-3-2 3889 Trinity Gray Falls Camp off US-299. 290 Comment
  HSC74261  Senecio integerrimus Gail Newton 1980-7-3 1045 Trinity Near Horsehead Mtn. 1707 Comment
  CAS-BOT-BC363949  Senecio integerrimus var. exaltatus Ella Dales Cantelow 1939-6-8 2647 Trinity South Fork Mt., Black Lookout Road, 5.4 mi. from Jct. Alton - Redbluff Hy. Comment
  CAS-BOT-BC364057  Senecio integerrimus var. major John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53540 Trinity Scott Mt. summit on road from Carrville to Callahan 1645 Comment
  HSC78014  Senecio integerrimus var. major John S. Palmer 1973-6-17 9 Trinity Bear Lakes Area, below Big Bear Lake 1707 Comment
  UC796441  Senecio integerrimus var. major Roxana S. Ferris and Laura Lorraine 1948-6-11 11683 Trinity summit between Mad River and South Fork of Trinity River 1359 Comment
  HSC31687  Senecio integerrimus var. major D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5694 Trinity Along ridge road on South Fork Mtn., 5 mi. N of its jct. with Hwy. 36 Comment
  HSC91241  Senecio triangularis Jennifer Whipple 1976-8-19 1689 Trinity Near the upper Deadfall Lakes 2317 Comment
  RSA67518  Senecio triangularis P. A. Munz 1951-7-20 16730 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  CAS-BOT-BC364790  Sericocarpus oregonensis subsp. oregonensis Eugene Carter 1974-8-30 884 Trinity Salmon-Trinity Alps and vicinity. 1/4 mile along the Hobo Gulch Road 533 Comment
  UC585619  Sibbaldia procumbens Joseph P. Tracy 1935-8-7 14595 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  HSC77984  Sibbaldia procumbens John S. Palmer 1975-7-26 414 Trinity Between Big Bear Lake and Little Bear Lake 1890 Comment
  UC1035170  Sidalcea glaucescens Dorothy Parker 1954-7-4 625 Trinity Scott Mountain Siskiyou Mountains, Scott Mountain 1524 Comment
  HSC31694  Sidalcea malviflora subsp. nana D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5679 Trinity Rutledge opening, former settlement area Comment
  HSC82482  Sidalcea malviflora subsp. nana Thomas W. Nelson, Jane Nelson 1979-6-14 4792 Trinity W side of Hwy. 3, across Trinity River from mouth of Bear Creek 915 Comment
  RSA151814  Sidalcea malviflora subsp. nana H. K. Sharsmith 1959-8-19 4728 Trinity Near Trinity River ca, 1 mile N. of Eagle Creek Junction 854 Comment
  CAS-BOT-BC94888  Sidalcea oregana R. C. Wenk 2005-7-18 307 Trinity Scott Mountains, border between Trinity & Siskiyou Cos., along Hwy. 3, Scott Mtn. Campground 1650 Comment
  RSA211118  Sidalcea oregana subsp. spicata W. J. Ferlatte 1967-8-17 964 Trinity Flat bench on ridge west of the head of Bullards Basin 2043 Comment
  HSC103728  Silene M. R. Mesler 2011-6-7 849 Trinity Near Hyampom along county road 311 387 Comment
  HSC34255  Silene A. M. Montalvo 1975-5-17 257 Trinity Mt. Diablo Meridian, W facing valley just N of confluence of Ditch Gulch and Salt Creek, Hwy. 3 near Peanut 770 Comment
  HSC35208  Silene Dryden 1975-5-17 190 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC84049  Silene L. P. Janeway 1983-4-30 245 Trinity Burnt Ranch USFS campground 412 Comment
  JEPS109835  Silene bolanderi Dean W. Taylor 2005-6-9 19342 Trinity Highway 36 at Green Gulch, ca. 1 mile S of Peanut 792 Comment
  CAS-BOT-BC181203  Silene campanulata subsp. glandulosa John Thomas Howell; Alice Eastwood 1937-6-25 4955 Trinity Between Coffee and Eagle Creeks Comment
  CAS-BOT-BC181207  Silene campanulata subsp. glandulosa Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  CAS-BOT-BC227806  Silene campanulata subsp. glandulosa Eugene Carter 1974-6-3 790 Trinity Salmon-Trinity Alps and vicinity. South of Store Gulch 495 Comment
  HSC70085  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1978-6-22 4258 Trinity Along Old Hwy. 3 at entrance to Philpot Campground 762 Comment
  HSC59307  Silene campanulata subsp. glandulosa R. York 1979-4-29 251 Trinity Along the Gray's Falls Trail above confluence of New and Trinity Rivers 305 Comment
  HSC67481  Silene gallica J. P. Smith 1975-5-17 8121 Trinity Along Hwy. 299 at Hayden Flat Campground 390 Comment
  UC1755190  Silene hookeri Dean W. Taylor 2002-6-4 18097 Trinity Cement Creek, Trinity River watershed west of Clair Engle Reservoir, hillside ca. 400 meters NNW of Cement Creek crossing of Forest Road 36N25 (County Road 123) 1036 Comment
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Oct 11 2006
  RSA21641  Silene hookeri C. B. Wolf 1937-6-13 8795 Trinity Inner North Coast range, Red Bluff - Eureka Road, 1.5 miles W of Wildwood, 1159 Comment
  SEINET10537585  Silene hookeri subsp. bolanderi Mary Susan Taylor 1980-6-17 Taylor 2917 Trinity T29N R11W center sec 26. Dubakella Mt quad. 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
  CAS-BOT-BC181265  Silene hookeri subsp. hookeri Mrs. H. C. Cantelow 1936-5-20 1246 Trinity 2 mi. N. of Carrville, Scott Ranch Road Comment
  HSC46033  Silene hookeri subsp. hookeri Catherine Chin 1978-5-13 60 Trinity 793 Comment
  HSC56645  Silene laciniata subsp. californica G. L. Clifton, Butler 1979-7-18 8096 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC56711  Silene laciniata subsp. californica Gilbert Muth 1979-7-17 8314 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  CAS-BOT-BC389442  Silene lemmonii Clarence R. Quick 1934-6-3 1281 Trinity Near Grizzley [Grizzly] Meadows, Stanislaus National Forest Comment
  CAS-BOT-BC389446  Silene lemmonii Eugene Carter 1974-6-14 824 Trinity Salmon-Trinity Alps and vicinity. At Pfeiffer Flat 1047 Comment
  HSC78234  Silene menziesii John S. Palmer 1975-7-27 427 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1524 Comment
  CAS-BOT-BC389492  Silene menziesii H. K. Wagnon 1957-7-27 1651 Trinity Ca 1 1/2 mi. S of Trinity Center near Swift Creek 1524 Comment
  HSC100019  Silene salmonacea J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12926 Trinity Shasta - Trinity National Forest. Along Forest Service Road 36N25 to Swift Creek Trail. 881 Comment
  HSC95458  Silene salmonacea D. W. Taylor 2002-6-4 18097 Trinity Cement Creek, Trinity River watershed W of Clair Engle Reservoir, 400 m NNW of Cement Creek crossing of Forest Rd. 36N25 1037 Comment
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Sep 5 2011
  JEPS109290  Sium suave D. W. Taylor 2002-8-29 18326 Trinity Trinity Alps; pond 0.2 miles NNW of Lake Eleanor, ca 8 air miles W of Trinity Center. Comment
  CHSC27303  Smilax californica T. B. Devine 1976-10-24 373 Trinity N end of Trinity Lake at Calaho Rd. Comment
  UC922518  Smilax jamesii Annie M. Alexander and Louise Kellogg 1948-8-17 5492 Trinity at small creek on trail to East Fork Canyon Creek Lake; Trinity Mountains Comment
  CAS-BOT-BC34691  Solanum lycopersicum L. B. Kildale 1930-10-5 10442 Trinity Van Duzen River near Cobbs. Comment
  HSC51309  Solanum parishii G. L. Clifton, Walter Overton 1979-6-3 3969 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC48877  Solanum parishii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9885 Trinity 0.9 mi. S of bridge over Brown's Creek 610 Comment
  CAS-BOT-BC157226  Solanum umbelliferum A. Eastwood; J. T. Howell 1937-6-25 4892 Trinity Trinity Alps Resort Comment
  RSA20951  Solanum umbelliferum Carl B. Wolf 1937-6-20 8924 Trinity North Coast Range, Along Mad River, 5.8 MI. above Eureka-Red Bluff Road on to Ruth 457 Comment
  HSC255  Solidago elongata William J. Ferlatte 1967-8-17 978 Trinity Ridge between Landers Lake and Union Lake 2134 Comment
  RSA42063  Solidago multiradiata Ella Dales Cantelow 1936-8-24 1582 Trinity Summit of Scott Mountain. 1631 Comment
  CAS-BOT-BC365272  Solidago velutina subsp. californica G. R. Kleeberger 1879-9-20 s.n. Trinity Unspecified 762 Comment
  CAS-BOT-BC365274  Solidago velutina subsp. californica Carl B. Wolf 1937-8-12 9197 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout 1645 Comment
  UCR4815  Sorbus scopulina Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  RSA1408  Sorbus scopulina var. cascadensis E. R. Johnson 1930-10-12 1583 Trinity Canyon Creek Meadows. 1220 Comment
  RSA21153  Sorbus scopulina var. cascadensis Carl B. Wolf 1937-8-12 9181 Trinity N Coast Range. S Fork Mt. 3 miles S of Cold Spring Lookout. 1524 Comment
  UC922621  Sorbus scopulina var. cascadensis Annie M. Alexander and Louise Kellogg 1948-8-7 5442 Trinity Canyon Creek (tributary of Trinity River) Canyon Creek; Trinity Mountains 1676 Comment
  UC922539  Sparganium angustifolium Annie M. Alexander and Louise Kellogg 1948-8-18 5505 Trinity East Fork Canyon Creek Lake; Trinity Mountains 1752 Comment
  HSC69  Spiraea douglasii William J. Ferlatte 1966-8-23 471 Trinity Boulder Creek basin, tributary to Canyon Creek 1707 Comment
  UCD114051  Spiraea douglasii Joseph M. DiTomaso 1975-8-20 273 Trinity 1 mile south of Portuguese Camp on Stuarts Fork Trail. 1463 Comment
  UCR5076  Spiraea douglasii Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  HSC54442  Spiranthes porrifolia G. L. Clifton 1979-7-19 8788 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  UC922541  Spiranthes romanzoffiana Annie M. Alexander and Louise Kellogg 1948-8-11 5479 Trinity Canyon Creek Trinity Mountains ((tributary of Trinity River)) 1676 Comment
  CHSC114636  Stachys ajugoides var. rigida Brad Penkala 1990-7-17 141 Trinity Hayfork Ranger Dist., 10 miles west of Hayfork. Off Forest Service Rd. 2N29. 960 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
  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
  HSC32309  Stipa lemmonii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5688 Trinity Rutledge opening, former settlement area Comment
  HSC44186  Stipa lemmonii Thomas W. Nelson, Jane P. Nelson 1977-6-19 3460 Trinity Below meadow along Rd. 5E27 just N of junction with Rd. 1S07. 1494 Comment
  HSC78271  Stipa nelsonii subsp. dorei John S. Palmer 1975-6-23 393 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1463 Comment
  HSC68729  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1980-6-22 5747 Trinity Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. from Goat Camp 1372 Comment
  HSC70146  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4248 Trinity At Philpot Creek Campground 762 Comment
  UCD164320  Streptanthus barbatus Ryan O'Dell 2010-7-1 s.n. Trinity UTM zone 10, 528889, 4565094. [UTM coordinates place this location near the junction of Scott Mtn. Creek, Tangle Blue Creek, and the Trinity River.] 1067 Comment
  CAS-BOT-BC61136  Streptanthus barbatus David D. Keck 1949-7-20 6375 Trinity 1 mile south of Scott Mountain Summit. 1524 Comment
  HSC68762  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-17 5531 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  CAS-BOT-BC61260  Streptanthus breweri Thomas Nelson; Jane P. Nelson 1980-6-20 5718 Trinity Shasta-Trinity National Forest. Along road 29N73 1.6 mile south of junction with State Route 36. 1219 Comment
  HSC67360  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-5-25 5276 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 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
  UC1736545  Streptanthus drepanoides Dean W. Taylor 1992-6-12 12730 Trinity Saddle Gulch, tributary to Hayfork Creek, ca. 2 air miles S of Wildwood; along Forest Road 30 near the creek crossing, on an abandoned logging spur 1127 Comment
  CAS-BOT-BC87895  Streptanthus tortuosus Peter H. Raven; R. Snow 1958-7-19 13617 Trinity Along road to Hobo Gulch 9.0 miles north of Helena. Comment
  CAS-BOT-BC87896  Streptanthus tortuosus H. S. Yates 1914-7-20 544 Trinity Head of Rush Creek. Comment
  HSC6945  Streptanthus tortuosus William J. Ferlatte, B. D. Rogers 1966-6-1 2046 Trinity 3 mi. N of Junction City 579 Comment
  JEPS2887 Image available Streptanthus tortuosus Joseph P. Tracy 1922-7-9 6099 Trinity on bluffs Northern Coast Ranges, Burnt Ranch; Burnt Ranch, Trinity Co. 396 Comment
  JEPS2889 Image available Streptanthus tortuosus Joseph P. Tracy 1926-5-31 7534 Trinity Junction City Northern Coast Ranges (on rock bluffs); Junction City, Trinity Co. 457 Comment
  RSA67496  Streptanthus tortuosus P. A. Munz 1951-7-19 16704 Trinity 1 mile NW of Stuart Gap, north base of North Yolla Bolly Mts. 1402 Comment
  RSA78042  Streptanthus tortuosus P. A. Munz 1952-6-29 17805 Trinity 0.25 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  UC710957  Streptanthus tortuosus C. L. Hitchcock and J. P. Martin 1939-7-11 5407 Trinity s shore of lake 11 mi n Dedrick; Upper Canyon Creek Lake 1889 Comment
  UC902098  Streptanthus tortuosus Joseph P. Tracy 1947-6-22 17714 Trinity rock cliffs along river near Swedes Creek; Trinity River 365 Comment
  HSC59976  Streptanthus tortuosus M. A. Erickson 1979-6-22 315 Trinity Horsehead Mtn. summit 1788 Comment
  RSA161168  Streptanthus tortuosus P. H. Raven, R. Snow 1958-7-19 13617 Trinity Along road to Hobo Gulch, 9 miles N of Helena. Comment
  HSC73388  Streptanthus tortuosus var. oblongus Robert Kirkpatrick, Doug Renwick 1981-5-10 142 Trinity Hwy. 299, County road marker 25.21 357 Comment
  UC1198797  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy 1913-6-24 4331 Trinity hillslopes of valley 6 mi above Ruth; Northern Coast Ranges, Mad River Valley 914 Comment
  HSC97336  Streptanthus tortuosus var. tortuosus Thomas W. Nelson, Kathy Nelson 2006-5-29 9433 Trinity Along FS Rd. 14, 0.1 mi. from Hwy. 36, NW side of road. 2299 Comment
  HSC97688  Streptanthus tortuosus var. tortuosus Thomas W. Nelson, Jane Nelson 2006-6-9 9440 Trinity Along FS Rd. 14, 4.3 mi. from junction with Hwy. 36 1322 Comment
  HSC82462  Swertia albicaulis var. nitida Thomas W. Nelson, Jane P. Nelson 1979-6-14 4775 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  RSA256723  Swertia fastigiata J. O. Sawyer 1971-7-9 2416 Trinity Pickett Peak, South Fork Mountain 1738 Comment
  CAS-BOT-BC269636  Symphoricarpos albus var. laevigatus Eugene Carter 1971-9-6 333 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 1/4 mi. up White's Cr. Trail 914 Comment
  UC1119920  Symphoricarpos mollis J. E. Sowder 1932-10-19 23 Trinity Rattlesnake Creek Trinity Forest, Big Bar Quad. (Bob's Farm) 1615 Comment
  UCD23621  Symphoricarpos mollis Rodney Gale Myatt 1971-9-21 1117 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  CAS-BOT-BC98858  Symphyotrichum spathulatum var. intermedium John Thomas Howell 1936-8-26 12798 Trinity 8 miles n. of Carrville Comment
  HSC92689  Symphyotrichum spathulatum var. spathulatum Jennifer Whipple 1976-8-21 1736 Trinity Near Deadfall Lake 2195 Comment
  HSC46856  Symphyotrichum spathulatum var. spathulatum William J. Ferlatte 1976-9-21 1828 Trinity Big Flat at head of Coffee Creek; W side of Coffee Creek Rd., W edge of ephemeral pond (Lake Martin) at high water mark 1524 Comment
  BLMAR137  Synthyris reniformis Jennifer Anthony-Wheeler 1996-4-5 137 Trinity N. Dobbyn creek, growing throughout open understory 1005 Comment
  UC1553554  Taeniatherum caput-medusae E. Dean 1988-6-19 62 Trinity Hayfork, along Shasta Road by Ranger Station Hayfork; , Shasta Road 609 Comment
  CAS-BOT-BC376925  Taraxacum officinale Eugene Carter 1974-5-27 748 Trinity Salmon-Trinity Alps and vicinity. Ground along the Grizzly Creek Trail at China Gardens Camp 1103 Comment
  HSC28803  Taraxacum officinale J. P. Smith 1973-4-21 6251 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC28994  Taraxacum officinale J. P. Smith 1973-4-21 6288 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  UCD128112  Tauschia glauca G. F. Hrusa 1992-5-3 10435 Trinity Along lower Scorpion Creek, road to Bonanza King Lookout off Highway 3. Comment
  SEINET10454604  Tauschia glauca Mary Susan Taylor 1980-6-30 Taylor 3011 Trinity T36N R8W sw sec 27, Trinity Dam quad; Shasta-Trinity Natl Forest; ca. 4 mi S of Trinity Center on Hwy 3, W on dirt rd for 1 mi, left at Fire Rd, 0.5 mi to Y in rd, take right turn at Y, follow ridge to second Y. 1052 Comment
  UC1197065  Tauschia kelloggii Joseph P. Tracy 1924-4-27 6652 Trinity Salyer; Northern Coast Ranges 182 Comment
  UC1197069  Tauschia kelloggii Stuart K. Harris 1942-6-24 7128 Trinity 1 mi up from mouth New River Canyon; New River Canyon 365 Comment
  UC906642  Tauschia kelloggii Joseph P. Tracy 1942-7-3 17394 Trinity near Kuntz (Van Duzen River); Van Duzen River 792 Comment
  JEPS87811  Taxus brevifolia Vernon H. Oswald and Lowell Ahart 1994-8-1 6426 Trinity 5.1 mi n of Forest Rd 26, ca 4.5 air mi sw Mt. Eddy (Forest Rd 40N45 at Little Picayune Creek) 1828 Comment
  RSA98506  Taxus brevifolia Henry M. Pollard 1953-8-22 s.n. Trinity Scenic Trail, Stuart Creek Comment
  HSC38945  Tellima grandiflora J. P. Smith, J. O. Sawyer 1975-6-22 8214 Trinity Granite Canyon Creek. 701 Comment
  HSC846  Tellima grandiflora William J. Ferlatte 1967-8-10 862 Trinity Grizzly Creek, about 1 mi. E of junction with China Spring Trail 1677 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
  UC1481871  Thelypteris nevadensis Milo S. Baker 1926-7-28 152 c-26 Trinity Bridgeville - Red Bluff Hwy. S Fork Mt. (S Fork Mt.) 1066 Comment
  CAS-BOT-BC5499  Thermopsis gracilis Alice Eastwood 1901-7-3 s.n. Trinity Lewiston trail near summit. Comment
  JEPS128454  Thermopsis gracilis Julie Kierstead Nelson with Dylan Burge, Lusetta Sims, Jenny Cribbs 2015-6-4 2015 -053 Trinity East slope of Trinity Alps, west of Trinity Lake, south of road to Stonewall Pass trailhead, spur off Road 35N73Y. Comment
  UCD108591  Thermopsis gracilis Joseph M. DiTomaso 1975-6-23 38 Trinity Granite Creek Trail, 2.5 miles below Granite Lake. 1524 Comment
  CAS-BOT-BC213740  Thlaspi glaucum var. hesperium H. M. Hall 1909-7-18 8570 Trinity Dorleska, in the Salmon Mts., in the Canadian Zone 2000 Comment
  CHSC33030  Thlaspi montanum var. montanum Teri Bartkowski; Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 65 Trinity Philpot Ck. campground. 807 Comment
  UC130690  Thlaspi montanum var. montanum H. M. Hall 1909-7-18 8570 Trinity Dorleska; Salmon Mts.; Salmon Mts., Trinity Co. 2000 Comment
  RSA247996B  Thuja plicata G. D. Wallace 1966-9-12 708 Trinity East of Arcata and Willow Creek along Hwy 299. Comment
  UCD115973  Thysanocarpus curvipes James P. Smith 1973-5-6 6582 Trinity Blanchert Flats near Douglas City. Comment
  CHSC32708  Thysanocarpus curvipes var. elegans James P. Smith 1973-5-6 6582 Trinity In Blanchert Flats near Douglas City. Comment
  UC402460  Tiarella trifoliata var. unifoliata Mrs. M. H. Manning 1901-7-1 52 Trinity Summit Trinity Summit; , Summit Comment
  HSC55458  Tolmiea diplomenziesii Walter Overton 1979-7-17 8103 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  JEPS88171  Tolmiea diplomenziesii V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7933 Trinity nw of Platina (Deer Lick Knob Rd (Forest Route 1), 16.0 mi n (odometer) of Hwy 36 (via Harrison Gulch Rd)); High North Coast Ranges 1066 Comment
  CHSC66345  Tolmiea menziesii V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7933 Trinity Deer Lick Knob Rd. (Forest Route 1) 16.0 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1066 Comment
  CHSC30157  Tonella tenella M. S. Taylor 1980-6-12 2860 Trinity On w side of 5N40, ca. 2.3 mi s of its jct with Underwood Mt Rd (5N09), ca. 8.1 mi s of Trinity Hwy (299), at Burnt Ranch. Comment
  HSC27522  Tonella tenella J. P. Smith 1973-4-7 5976 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
  HSC72385  Tonella tenella J. P. Smith, J. O. Sawyer 1973-4-15 6136 Trinity Coffee Creek Rd., 4.6 mi. W of Hwy. 3 1189 Comment
  RSA276659  Tonestus lyallii William J. Ferlatte, Alice Q. Howard 1970-8-11 1308 Trinity Thompson Peak. Ridge west of summit. 2683 Comment
  CAS-BOT-BC227804  Torilis arvensis Eugene Carter 1974-6-17 831 Trinity Salmon-Trinity Alps and vicinity. On abandoned mining ground at Store Gulch 487 Comment
  JEPS128429  Toxicoscordion micranthum Julie Kierstead Nelson with Martin Lenz 2015-4-15 2015 -015 Trinity Stoney Point campground, west side of Trinity Lake off Hwy 3. Comment
  CHSC118458  Toxicoscordion micranthum Julie Kierstead Nelson; Marie Buell 2015-5-6 2015 -037 Trinity Upper Hayfork Creek watershed west of Wild-Mad Road (County Road 30) southern Klamath Range, ca. 3 miles south of Hwy. 36W, upslope from Rd. 29N33; UTM NAD 83 Zone 10, 4465562.78m N, 491558065m E. 1322 Comment
  HSC82452  Tragopogon dubius Thomas W. Nelson, Jane P. Nelson 1979-5-26 4744 Trinity Along Hwy. 3, 2.1 mi. S of Coffee Creek Bridge Comment
  CAS-BOT-BC399998  Trautvetteria caroliniensis John Thomas Howell 1936-8-28 12877 Trinity 4 1/2 miles west of Forest Glen Comment
  HSC35882  Triantha occidentalis subsp. occidentalis J. P. Smith, J. O. Sawyer 1973-7-27 7170 Trinity Trail to Deadfall Lakes. 1951 Comment
  CAS-BOT-BC519588  Triantha occidentalis subsp. occidentalis Herbert L. Mason 1950-7-15 14052 Trinity Summit of grade, Scott Mountain 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
  RSA41912  Trichostema laxum H. C. Cantelow 1936-8-28 1646 Trinity 19 mi SW of Weaverville, Hay-fork Road. At first summit. Comment
  RSA50171  Trichostema laxum E. K. Balls 1949-7-6 13836 Trinity Between Covington s and Lavey s sawmills, Minersville to Trinity Center road. 701 Comment
  SEINET13948229 Image available Trichostema oblongum Lewis S. Rose 1955-1 55122 Trinity Weaverville; ca 2000 ft alt. 610 Comment
  HSC54079  Trientalis latifolia Walter Overton 1979-7-17 8140 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  UCD23626  Trientalis latifolia Rodney Gale Myatt 1971-9-21 1132 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  HSC59246  Trientalis latifolia Phyllis Krieg 1979-5-12 Trinity 2.5 mi. S on Deer Lick Springs Rd. Above Brown's Creek 610 Comment
  RSA49808  Trientalis latifolia E. K. Balls 1949-7-1 13772 Trinity Above Ripstein Camp, trail to lakes, Canyon Creek. 1220 Comment
  HSC66297  Trifolium breweri Ed Cope, John Palmer Jul 1977 533 Trinity South of trail to Granite Lake. 1280 Comment
  SEINET10487764  Trifolium breweri Jones 1985-5-31 Jones 91 Trinity T38n,r7w,sec.16. Eagle creek campground, shasta-trinity ntl. Forest. Jeffrey Pine, manzanita, ceanothus, incense cedar habitat. Growing next to an incense Cedar. Abundant in area 832 Comment
  CDA4292  Trifolium dubium T. C. Fuller 1960-6-29 4639 Trinity 6.2 mi north of Carrville. Comment
  CHSC88589  Trifolium dubium L. P. Janeway; Gail Kuenster 2004-6-24 8176 Trinity Klamath Ranges. Large floodplain ('Grass Valley') on south side of Trinity River just east of Grassy Valley Creek. 'Hamilton Ranch. 535 Comment
  UCD108819  Trifolium dubium J. C. Borden 1968-5-16 s.n. Trinity Douglas City. Comment
  HSC68875  Trifolium eriocephalum Thomas W. Nelson, Jane P. Nelson 1980-6-20 5689 Trinity Hill above FS 29N55 at jct. with spur road, 5.6 mi. S of junction with Hwy. 36 1677 Comment
  RSA47789  Trifolium eriocephalum subsp. eriocephalum Roxana S. Ferris, Laura Lorraine, Daniel F. Ferris 1948-6-11 11676 Trinity Junction of Mad River Rock Lookout Station Road and State Highway 36, 6 Rivers National Forest, about 24 mi. e. of Bridgeville. Comment
  BLMAR369  Trifolium fucatum Jennifer Anthony-Wheeler 2003-4-10 369 Trinity Travis ranch 609 Comment
  UC130647  Trifolium longipes subsp. oreganum H. M. Hall July 1909 8629 Trinity Salmon Mountain. Swift Creek. 1920 Comment
  JEPS33208  Trifolium longipes var. hansenii W. L. Jepson 1897-7-24 13694 Trinity Soldier's Ridge se part of county Comment
  UC968601  Trifolium longipes var. hansenii C. L. Hitchcock and J. S. Martin 1939-7-11 5374 Trinity 10 mi n Dedrick (Lower Canyon Creek Lake); Salmon-Trinity Alps Comment
  UC130649  Trifolium longipes var. oreganum H. M. Hall July, 1909 8629 Trinity Bullard Basin Salmon Mtns 1828 Comment
  HSC40664  Trifolium microdon Thomas W. Nelson, Jane P. Nelson 1976-7-1 2943 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  UCD109297  Trifolium productum Joseph M. DiTomaso 1976-7-7 580 Trinity 1 mile west of Mumford Meadows on Swift Creek Trail. 1676 Comment
  JEPS94429  Trifolium wormskioldii Vernon Oswald and Lowell Ahart 1997-7-17 8724 Trinity 2.9 mi s of Highway 36 (Forest Road 29 (Bramlot Road)); Forest Road 29 1158 Comment
  HSC74799  Trillium albidum Gail Newton 1980-7-9 1103 Trinity Near Shanty Creek. 1113 Comment
  CAS-BOT-BC519083  Trillium angustipetalum J. D. Coffman 1912-4-24 251 Trinity Weaverville Comment
  CAS-BOT-BC133385  Trillium ovatum Hay Fork School 1924-4-24 s.n. Trinity Hay Fork Comment
  HSC35666  Trillium ovatum J. P. Smith, J. O. Sawyer 1973-7-4 7060 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  CHSC66351  Triteleia bridgesii V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7939 Trinity Corral Gulch Rd. (Forest Rd. 30N02) 0.6 mi E of the bridge at Deer Lick Springs Campground, NW of Platina. 944 Comment
  CAS-BOT-BC135782  Triteleia crocea Mrs. H. C. Cantelow 1936-5-20 1328 Trinity 3 mi. n. of Carrville Comment
  HSC42086  Triteleia crocea Sue Sweet 1977-5-21 55 Trinity Eagle Creek Campground 851 Comment
  UC303038  Triteleia crocea Joseph P. Tracy 1926-5-31 7539 Trinity Oregon Gulch Mt. Northern Coast Ranges 914 Comment
  CHSC30090  Triteleia hyacinthina M. S. Taylor 1980-7-2 3043 Trinity On n side of 36N24, ca. 2 1/2 mi due w of Wyntoon. 1005 Comment
  HSC24212  Triteleia hyacinthina D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5232 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  RSA183024  Triteleia hyacinthina Lee W. Lenz 1966-5-24 24656 Trinity Salyer Comment
  UC1553487  Triteleia hyacinthina E. Dean 1988-6-14 45 Trinity slopes on nw side road 30N59 (0.4 mi s of Basin Gulch Bridge); Post Creek 853 Comment
  CAS-BOT-BC522324  Triteleia hyacinthina John Thomas Howell 1937-7-21 13236 Trinity Big Flat Comment
  RSA121384  Triteleia hyacinthina G. D. Barbe 1955-7-27 296 Trinity Just south of Scott Mtn Forest Camp. 1616 Comment
  UC1046502  Triteleia ixioides subsp. scabra R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3369 Trinity 0.5 mi n Wildwood (flats along Hay Fork of the Trinity River); Hay Fork of the Trinity River 1005 Comment
  HSC39694  Uropappus lindleyi D. E. Anderson, J. P. Smith 1971-6-21 - 1141 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  HSC70053  Uropappus lindleyi M. A. Baker 1980-5-25 1557 Trinity Near Shannon Butte 914 Comment
  SEINET10907238  Vaccinium parvifolium Mary Merello 1993-6-20 Merello 665 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
  HSC30229  Valeriana californica William J. Ferlatte 1973-7-29 1481 Trinity Landers Lake Basin. 2165 Comment
  HSC46807  Valeriana californica William J. Ferlatte 1976-7-9 1811 Trinity Divide between Union Creek and Landers Creek. 2072 Comment
  CAS-BOT-BC76072  Vancouveria planipetala Alice Eastwood 1921-7-22 10686 Trinity Forest Glen, Trinity Forest Reserve. Comment
  HSC59328  Vancouveria planipetala Phyllis Krieg 1979-5-11 Trinity Along Gray Falls trail 610 Comment
  HSC102703  Ventenata dubia J. P. Smith 2013-6-16 13731 Trinity Along State Route 36, just east of the Humboldt County Line. 765 Comment
  SEINET10472810  Veratrum californicum Mary Susan Taylor 1980-8-26 Taylor 3313 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
  HSC36803  Veratrum californicum var. californicum Thomas W. Nelson 1975-7-20 2068 Trinity Black Lassic area, E side 1799 Comment
  UC30082  Veratrum californicum var. californicum Mrs. M. H. Manning Aug. 1899 Trinity Trinity Summit Comment
  UC902037  Veratrum insolitum Joseph P. Tracy 1949-7-16 18368 B Trinity gravelly hillside near gravelly flat known as Race Track; South Fork Mountain 1676 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
  HSC101629  Verbena bonariensis J. P. Smith 2010-6-21 12947 Trinity Along State Route 299, 2.3 miles west of its junction with State Route 3 797 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
  RSA426467  Veronica americana Bonnie C. Templeton 1957-6-25 s.n. Trinity Vicinity of Scott Mtn. Comment
  SBBG49018  Veronica americana D. Leaberry 1974-10-14 Trinity Steelbridge Rd, off US Hwy 299, about 45 mi W of Redding Comment
  RSA523845  Veronica serpyllifolia var. humifusa L. R. Heckard, Peter Rubtzoff 1971-8-1 2689 Trinity Above Middle Deadfall Lake, about 1 airmile southwest of Mt Eddy summit. 2317 Comment
  UCR84753  Vicia americana Kathy Harper 1992-5-15 s.n. Trinity State Hwy 3, less than 1 mi. north of State Hwy 36, next to [Bule Gulch] 'Dobbin's Creek' [south of Peanut] 762 Comment
  HSC72517  Vicia americana var. americana Gail Newton 1980-7-2 949 Trinity Near N Kelsey Peak 1463 Comment
  RSA249345  Vicia americana var. americana D. E. Anderson, Thomas Nelson, S. Dowty, B. Anderson 1972-6-14 5665 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  HSC35158  Vicia americana var. americana J. M. Sauser 1975-5-17 64 Trinity Diablo Meridian, W -facing Valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut. 770 Comment
  HSC39923  Viola adunca J. O. Sawyer 1973-6-5 2498 Trinity Scott Mtn. Summit, W of Hwy. 3 1738 Comment
  UC1761441  Viola adun