Search Results — 2000 specimen records retrieved (1437 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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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA21150  Abies X shastensis C. B. Wolf 1937-8-12 9178 Trinity North Coast Range, South Fork Mountain, 3.5 miles S of Cold Spring Lookout. 1524 Comment
  CAS-BOT-BC73515  Abies concolor Carl B. Wolf 1937-8-12 9179 Trinity North Coast Range, South Fork Mt., 3 1/2 mi. so. of Cold Spring Lookout. 1524 Comment
  HSC92605  Abies concolor var. lowiana Jennifer Whipple 1976-8-4 1651 Trinity Near Deadfall Lake 2195 Comment
  HSC45494  Abies magnifica Maralyn O'Meara 1972-9-12 108 Trinity Boulder Lake Comment
  UCD134244  Abies magnifica var. shastensis Joseph M. DiTomaso 1975-9-4 313 Trinity Next to Granite Lake in thick forest, north of Coffee Creek. 1965 Comment
  UC933426  Acer glabrum var. glabrum Annie M. Alexander and Louise Kellogg 1948-8-7 5439 Trinity below the lake (Canyon Creek (tributary of Trinity River)); Trinity Mountains, Canyon Creek (trib Trinity River) 1676 Comment
  CAS-BOT-BC330998  Acer glabrum var. glabrum Eugene Carter 1975-8-19 1085 Trinity North Fork Trinity River,Limestone Ridge, Morrison Gulch Trail. Rattlesnake Lake Capm 1691 Comment
  CAS-BOT-BC18762  Achillea millefolium Eugene Carter 1973-7-24 623 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville)...Lower Grizzly Meadow. 1706 Comment
  CAS-BOT-BC18764  Achillea millefolium Mrs. E. C. Van Dyke 1938-6-15 s.n. Trinity Trinity Center Comment
  HSC71736  Achillea millefolium M. A. Baker 1980-6-25 2338 Trinity Near Castle Rock 1280 Comment
  HSC78355  Achillea millefolium John S. Palmer 1973-7-1 105 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  HSC82464  Achillea millefolium Thomas W. Nelson, Jane P. Nelson 1979-6-14 4777 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  UC682050  Achnatherum lemmonii G. L. Stebbins Jr. and G. L. Church 1941-5-27 3114 Trinity 1.6 mi w, on road to Dinsmore's Mad River 914 Comment
  UCD50512  Achnatherum lemmonii John Thomas Howell 1955-6-12 30321 Trinity Weaverville. 609 Comment
  RSA249364  Achnatherum lemmonii var. lemmonii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5642 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  CAS-BOT-BC217024  Achnatherum occidentale Joseph P. Tracy 1935-8-6 14692 Trinity Around White's Creek Lake, head on N Fork of White's Creek, Devil's Canyon Mountains 1889 Comment
  JEPS109618  Achnatherum stillmanii Dean W. Taylor 2002-6-13 18151 B Trinity Forest Road 38N85 from Trinity River cammpground to Bonanza King lookout, about 0.5 mile by road east of Highway 3 853 Comment
  UCD51412  Achnatherum stillmanii G. F. Hrusa 1992-5-30 10442 Trinity above Scorpion Creek, approx. 1.2 m. from Hwy 3 along road to Bonanza King Lookout. Comment
  UCD103933  Acmispon americanus var. americanus Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7725 Trinity Silver Spring. Comment
  SBBG3435  Acmispon brachycarpus H. and M. Dearing 1939-6-24 3705 Trinity Mad River Public Camp, E of Bridgeville Comment
  HSC68954  Acmispon micranthus Jacqueline Greenleaf 1980-5-24 99 Trinity Near Browns Canyon. 792 Comment
  HSC26793  Acmispon micranthus Thomas W. Nelson 1971-4-25 424 Trinity Hwy. 299 at Big Flat Comment
  HSC71349  Acmispon nevadensis J. P. Smith, J. O. Sawyer 1975-6-23 8263 Trinity Philpot Campground 854 Comment
  HSC24201  Acmispon nevadensis var. nevadensis D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5227 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  UC465622  Aconitum columbianum Harry S. Yates 1914-7-14 501 Trinity Stuart's Fork Comment
  CAS-BOT-BC391551  Aconitum columbianum subsp. columbianum J. P. Smith; J. O. Sawyer 1973-7-27 7174 Trinity Trail to Deadfall Lakes 2072 Comment
  CAS-BOT-BC391552  Aconitum columbianum subsp. columbianum Mrs. H. C. Cantelow 1937-8-16 1875 Trinity Summit of Scott Mt. 1630 Comment
  HSC35887  Aconitum columbianum subsp. columbianum J. P. Smith, J. O. Sawyer 1973-7-27 7174 Trinity Trail to Deadfall Lakes. 1951 Comment
  POM182777  Aconitum columbianum var. columbianum H. S. Yates 1914-7-14 501 Trinity Stuarts Comment
  CHSC117795  Aconogonon davisiae B. Castro; L. P. Janeway 2016-8-1 2151 Trinity Klamath Ranges. Just below crest of the Trinity Moutains, 0.25 air-mi east of Tamarack Lake. Open west-facing upper slope ca 150 ft down from ridgetop. 1837 Comment
  HSC78411  Aconogonon davisiae John S. Palmer 1974-7-16 230 Trinity Bear Lakes Area, rockchute SW of Big Bear Lake 1982 Comment
  HSC86373  Actaea rubra J. P. Smith 1982-6-19 10483 Trinity Along trail past Clems Camp to China Peak 1402 Comment
  JEPS128102  Actaea rubra Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-14 2017 -028 Trinity Yolla Bolly Wilderness; Black Rock Lake. Comment
  CAS-BOT-BC30287  Adenocaulon bicolor Eugene Carter 1968-7-6 183 Trinity North Fork Trinity River, Hobo Gulch Camp, 18 mi. NW of Weaverville, 1.5 mi. up Backbone Creek Trail 1005 Comment
  SFV5239  Adiantum aleuticum B. C. Templeton 1957-6-25 s. n. Trinity Salmon Mountains. Battle Creek. Comment
  HSC28229  Adiantum jordanii J. P. Smith 1973-4-7 5943 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
  RSA245032  Adiantum jordanii J. P. Smith 1973-4-7 5943 Trinity New River trail from Grays Falls Campground on the north side of the Trinity River and west side of the New River. 305 Comment
  JEPS118686  Aegilops triuncialis Philip Brownsey 2011-7-28 2011002 Trinity Indian Valley Guard Station near the 2N10 road, Shasta-Trinity National Forest, Hayfork Ranger District. Comment
  RSA21611  Agastache urticifolia Carl B. Wolf 1937-8-11 9155 Trinity N Coast range, upper Mad River, 0.2 mile below Mad River Store. 610 Comment
  UC1225889  Ageratina occidentalis Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4838 Trinity near ridgetop between Marshy Lake and Mosquito Lake; Scott Mountains, Salmon-Trinity Alps Wilderness Area, Shasta 2103 Comment
  UC184898  Ageratina occidentalis Harry S. Yates 1914-7-14 506 Trinity Stuarts For<k?> Comment
  UC527565  Ageratina occidentalis C. B. Wolf 1931-8-31 2382 Trinity along river 5 mi above Salyers; Trinity River 243 Comment
  CAS-BOT-BC29463  Ageratina occidentalis Annie Montague Alexander; Louise Kellogg 1948-9-8 5606 Trinity Top of grade between Sawyers Bar and Etna 1737 Comment
  CAS-BOT-BC29469  Ageratina occidentalis Mrs. H. C. Cantelow 1936-8-26 1565 Trinity 17 miles NW of Carrville, Tangle Blue Creek Comment
  UCD128550  Ageratina occidentalis Joseph M. DiTomaso 1976-8-25 679 Trinity Trinity Alps; Lion Lake. 2194 Comment
  CAS-BOT-BC21329  Agoseris aurantiaca var. aurantiaca P. A. Munz 1951-7-22 16823 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 Comment
  HSC35951  Agoseris grandiflora Thomas W. Nelson 1975-6-20 1958 Trinity Black Lassic area 1799 Comment
  CAS-BOT-BC22795  Agoseris heterophylla John Thomas Howell 1937-7-21 13224 Trinity Big Flat Comment
  HSC50839  Agoseris heterophylla G. L. Clifton, Overton 1979-6-3 3621 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  RSA416405  Agoseris heterophylla M. A. Baker 1977-5-21 296 Trinity Eagle Creek Campground 851 Comment
  HSC71217  Agoseris heterophylla Thomas W. Nelson, Jane P. Nelson 1979-5-19 4690 Trinity SW of Philpot Campground 915 Comment
  CAS-BOT-BC13475  Agoseris retrorsa Annie M. Alexander; Louise Kellogg 1949-7-4 5767 Trinity North Yolla Bolly, Yolla Bolly Middle Eel Primitive Area 2133 Comment
  HSC56611  Agoseris retrorsa G. L. Clifton 1979-7-17 7982 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  RSA416394  Agoseris retrorsa Thomas W. Nelson, Jane P. Nelson 1977-6-19 3528 Trinity Above Senteny Rock 1555 Comment
  HSC91588  Agrostis exarata Jennifer Whipple 1977-9-9 2272 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  JEPS106507  Agrostis stolonifera L. P. Janeway, Gail Kuenster 2004-6-24 8175 Trinity Klamath Ranges. Large floodplain (''Grass Valley'') on south side of Trinity River just east of Grassy Valley Creek. ''Hamilton Ranch.'' 535 Comment
  UC722937  Agrostis variabilis C. L. Hitchcock and J. S. Martin 1939-7-11 5403 Trinity 11 mi n Dedrick (s shore Upper Canyon Creek Lake); Salmon-Trinity Mountains, s shore Upper Canyon Creek Lake 1889 Comment
  HSC68721  Aira caryophyllea Jacqueline Greenleaf 1980-5-24 96 Trinity Near Browns Canyon. 792 Comment
  HSC74043  Allium acuminatum R. York 1980-5-24 728 Trinity Near Long Ridge 1036 Comment
  UC1051705  Allium acuminatum Helen K. Sharsmith 1953-6-26 4371 Trinity bridge crossing of North Fork Post Creek between Cold Springs Forest Glen; Inner North Coast Ranges, North Fork Post Creek 1066 Comment
  CAS-BOT-BC461080  Allium acuminatum Alice Eastwood 1921-7-22 10701 Trinity Forest Glenn, Trinity National Forest. Comment
  HSC65964  Allium bolanderi var. bolanderi Gail Newton 1980-7-10 1247 Trinity Near Senteney Rock 1463 Comment
  UC275543  Allium bolanderi var. mirabile Joseph P. Tracy 1923-7-1 6498 Trinity near summit on road to Low Gap of Mad River; Northern Coast Ranges, South Fork Mountain 1066 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
  RSA245254  Allium campanulatum William J. Ferlatte, B. D. Rodgers 1966-6-7 2077 Trinity 2 miles west of Peanut on highway 36. 823 Comment
  UC1299318  Allium campanulatum Freed W. Hoffman 1948-7-4 2430 Trinity Trestle Creek, Bayles to Trinity Center Road North Coast Ranges, Trestle Creek 1280 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
  HSC67245  Allium cratericola Thomas W. Nelson 1980-5-30 5352 Trinity Shasta-Trinity National Forest, along rd. 60, 6.6 mi. S of junction with SR 299 1067 Comment
  HSC67396  Allium cratericola Thomas W. Nelson 1980-5-30 5391 Trinity Shasta-Trinity National Forest, along Rd. 4N25 at junction with Rd. 4N25C 2 mi. S of junction with rd. 60 1067 Comment
  UC130698  Allium falcifolium H. M. Hall July, 1909 8646 Trinity Head of Parker Creek Salmon Mountains, Parker Creek 2011 Comment
  HSC31836  Allium hoffmanii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5551 Trinity Black Lassic 1738 Comment
  HSC71835  Allium hoffmanii Thomas W. Nelson, Jane P. Nelson 1980-6-27 5960 Trinity Ridge extending SW from Black Lassic 1677 Comment
  UC666933  Allium membranaceum Joseph P. Tracy 1936-6-10 14919 Trinity vicinity Salyer; Northern Coast Ranges 243 Comment
  HSC75243  Allium siskiyouense Thomas W. Nelson, Jane P. Nelson 1980-5-7 5184 Trinity Along FS 29N58, Rattlesnake Ridge, at junction with FS 29N67 1341 Comment
  UCD138602  Allium siskiyouense Joseph M. DiTomaso 1976-7-8 606 Trinity Trinity Alps; 0.5 mile southeast of Parker Divide on Parker Creek Trail. 2087 Comment
  UC142777  Allium validum Alice Eastwood July 1901 Trinity Twin Lakes, Canyon Cr. Comment
  HSC38720  Alnus viridis subsp. sinuata J. P. Smith, J. O. Sawyer 1975-6-23 8332 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  HSC74897  Alnus viridis subsp. sinuata J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9936 Trinity Shasta-Trinity National Forest, Coffee Creek Rd. near Mt. Meadow Ranch 1524 Comment
  UCD110044  Alnus viridis subsp. sinuata D. V. Hemphill 1972-10-7 7024 Trinity Near Kerlin Creek, near Hyampom. 1371 Comment
  HSC24166  Amelanchier alnifolia var. semiintegrifolia J. O. Sawyer 1970-4-19 2523 Trinity Denny Campground. 427 Comment
  JEPS123487  Amelanchier alnifolia var. semiintegrifolia E. T. Doucette 2013-5 13 -128 Trinity 1.25 miles south of Boulder Peak. Comment
  JEPS123511  Amelanchier alnifolia var. semiintegrifolia E. T. Doucette 2013-7-3 13 -142 Trinity Ramshorn Road east of Eagle Lake Campground Comment
  HSC50965  Amelanchier pallida G. L. Clifton, Overton 1979-6-3 3787 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  HSC55487  Amelanchier pallida Gilbert Muth 1979-7-17 8317 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  RSA21135  Amelanchier pallida Carl B. Wolf 1937-8-12 9163 Trinity North Coast Range, South Fork Mountain, 8.3 miles south of Cold Spring Lookout. 1372 Comment
  CAS-BOT-BC251147  Amelanchier utahensis R. C. Wenk 2005-6-18 175 Trinity Trinity County, Coffee Creek, Big Flat Meadow 1524 Comment
  UC666830 Image available Amelanchier utahensis Joseph P. Tracy 1935-8-7 14605 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  HSC35135  Amsinckia intermedia John S. Palmer 1975-5-17 345 Trinity Trail to Denny at the confluence of New River and Trinity River 310 Comment
  UC922472  Amsinckia lycopsoides Annie M. Alexander and Louise Kellogg 1949-6-26 5702 Trinity n of Yolla Bolly middle Eel Primitive Area; White Rock Ranger Station 1706 Comment
  CAS-BOT-BC45223  Anaphalis margaritacea H. E. Parks; J. P. Tracy 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain Comment
  CHSC30267  Anaphalis margaritacea M. S. Taylor 1980-8-26 3316 Trinity Swift Creek Trail, where creeks cross the trail, ca. 0.7 mi NW of trailhead, ca. 8 mi W of Trinity Center. 1219 Comment
  CAS-BOT-BC45219  Anaphalis margaritacea Eugene Carter 1972-8-18 527 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi NW of Weaverville. Along Jeep trail S of Whites Creek. 883 Comment
  SEINET2038325  Anaphalis margaritacea H. E. Parks, Tracy, J. P. 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain, Trinity County. Comment
  HSC40496  Anemone drummondii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-26 2605 Trinity S ridge of Seven-Up Peak where Deer Creek Trail crosses ridge to Granite Lake 2287 Comment
  UCD95469  Anemone drummondii var. drummondii Joseph M. DiTomaso 1975-6-25 65 Trinity High end of Parker Meadows. 1630 Comment
  CAS-BOT-BC183602  Angelica arguta Eugene Carter 1975-8-19 1079 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. At Rattlesnake Lake Camp 1691 Comment
  SD148269  Angelica tomentosa G. K. Helmkamp 2001-7-8 6950 Trinity Trinity Mountains; 7.0 miles west of Wildwood at Telephone Ridge. 1280 Comment
  UC1087241  Angelica tomentosa Peter H. Raven, Richard Snow 1958-7-18 13576 Trinity 6.3 mi s of Trinty Center (on road to Minersville) Comment
  UCD127175  Angelica tomentosa Joseph M. DiTomaso 1976-8-12 674 Trinity Trinity Alps; Willow Creek Camp on Deer Creek Tril. 1645 Comment
  CAS-BOT-BC271450  Anisocarpus madioides David D. Keck 1944-7-10 5469 Trinity 1.5 mi. W. of Wildwood 1158 Comment
  HSC92123  Anisocarpus madioides C. Baldwin, A. Hiss, P. Reynolds 1990-4-28 60 Trinity Burnt Ranch Campground. Hwy. 299, 1 mi. W of Burnt Ranch 396 Comment
  CAS-BOT-BC59300  Antennaria argentea L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  HSC23242  Antennaria argentea J. P. Smith, J. O. Sawyer 1972-5-27 5309 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC68046  Antennaria argentea J. P. Smith 1973-5-6 6629 Trinity Blanchert Flats near Douglas City Comment
  JEPS25544  Antennaria argentea Rimo Bacigalupi with Lincoln Constance 1959-6-17 7161 Trinity along Scott Mountain Road 1645 Comment
  RSA79074  Antennaria argentea E. K. Balls, Lee W. Lenz 1952-5-13 17218 Trinity 6.6 mi sw from Douglas City Bridge over Trinity River on road to Hayfork Comment
  RSA244952  Antennaria dimorpha J. P. Smith 1973-4-21 6186 Trinity Roadsides and slopes above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC46868  Antennaria media William J. Ferlatte 1975-8-24 1721 Trinity Trinity Alps; East edge of Siligo Meadows 678 Comment
  HSC82490  Antennaria microphylla Thomas W. Nelson, Jane P. Nelson 1979-6-14 4758 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  HSC82640  Antennaria microphylla Thomas W. Nelson 1979-5-13 4660 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  HSC92331  Antennaria microphylla Jennifer Whipple 1976-8-4 1658 Trinity Near Lower Deadfall Lake 2165 Comment
  JEPS77436 Image available Antennaria sawyeri William J. Ferlatte 1975-8-24 1721 Trinity east edge of Siligo Meadows; Trinity Alps of Northern California 2225 Comment
Read comments
Nov 28 2018
  CAS-BOT-BC84683  Anthemis cotula Anna A. Junkans Spring 1915 s.n. Trinity Weaverville Comment
  HSC68960  Anthriscus caucalis Jacqueline Greenleaf 1980-6-23 145 Trinity Near Mad River 169 Comment
  JEPS83358  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-6-28 356 Trinity Hwy 3 at junction of road to Philpot Campground (on e side of Hwy 3); Peanut, Dubakella Mtn. Quad. (15', 1954) 746 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
  HSC820  Apocynum androsaemifolium William J. Ferlatte 1967-8-6 807 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  UC722989  Apocynum androsaemifolium C. L. Hitchcock and J. S. Martin 1939-7-11 5372 Trinity ca. 11 mi. n. Dedrick (e. shore of upper Canyon Creek Lake); upper Canyon Creek Lake 1981 Comment
  UCD121233  Apocynum androsaemifolium Joseph M. DiTomaso 1976-6-29 519 Trinity Stuarts Fork Trail below Emerald Lake. 1600 Comment
  HSC3210  Apocynum androsaemifolium R. Spellenberg 1964-6-19 480 Trinity Burnt Ranch Airstrip, Burnt Ranch. Comment
  RSA67484  Apocynum androsaemifolium subsp. pumilum P. A. Munz 1951-7-19 16696 Trinity 1 mi. NW of Stuart Gap, North base of North Yolla Bolly Mts. 1402 Comment
  CHSC63314  Apocynum cannabinum Vernon H. Oswald; L. Ahart 1994-6-14 6306 Trinity Hwy. 3 N of Clair Engle Lake and Coffee Creek Station, at the bridge over the Trinity River. 755 Comment
  HSC70084  Aquilegia eximia Thomas W. Nelson, Jane P. Nelson 1978-6-22 4261 Trinity Along Old Hwy. 3 below entrance to Philpot Campground 762 Comment
  CAS-BOT-BC395004  Aquilegia formosa Annie M. Alexander; Louise Kellogg 1948-8-10 5462 Trinity Upper Canyon Creek Lake 1767 Comment
  CAS-BOT-BC395010  Aquilegia formosa P. A. Munz 1951-7-17 16592 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1402 Comment
  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
  HSC82481  Aquilegia formosa Thomas W. Nelson, Jane P. Nelson 1979-6-14 4793 Trinity W side of Hwy. 3, across Trinity River from mouth of Bear Creek 915 Comment
  SEINET5721774 Image available Aquilegia formosa Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6143 Trinity In a seep near Dan Rice Creek. Along CA 3 near its intersection with US Forest Service Road 39 NO4. 51.4 road miles north of the junction of CA 3 and CA 299. South of Callahan.; Callahan Comment
  UCD95532  Aquilegia formosa Joseph M. DiTomaso 1975-7-14 132 Trinity Bowerman Meadows. 1737 Comment
  HSC45606  Aquilegia formosa var. formosa Diane L. Reed 1978-5-13 72 Trinity Philpot Camgpround, adjacent to creek 793 Comment
  UC1586871  Arabis Juha Pykala and D. H. Norris 1987-6-15 1697 Trinity 2.5 mi ene Wildwood; Hall City Caves 1219 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
  HSC74553  Arabis breweri var. breweri M. A. Baker 1980-7-10 2725 Trinity Near Senteney Rock 1554 Comment
  HSC25667  Arabis glabra D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5243 Trinity On spur road to logging landings, 0.8 mi. from its junction with 1 S0 7. Comment
  HSC74990  Arabis holboellii var. retrofracta J. P. Smith, Thomas W. Nelson 1979-6-25 10216 Trinity Shasta-Trinity National Forest; Road to Dubakella Mtn., 1.4 mi. from the Red Mtn. Roadway 1555 Comment
  HSC90574  Arabis holboellii var. retrofracta Jennifer Whipple 1976-6-25 1147 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC234  Arabis subpinnatifida William J. Ferlatte 1967-6-28 558 Trinity E side of Packers Peak 1982 Comment
  HSC41985  Arabis subpinnatifida Tom Duebendorfer 1977-5-21 37 Trinity Eagle Creek Campground 851 Comment
  HSC67323  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-5-7 5198 Trinity Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29 1341 Comment
  HSC68899  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-6-20 5671 Trinity Shasta-Trinity National Forest, along 4-wheel drive road out Blue Point Ridge, 1 mi. W of junction with FS Rd. 29N55 1555 Comment
  HSC46820  Arabis suffrutescens William J. Ferlatte 1974-8-16 1643 Trinity Below W side of Summit Lake 2226 Comment
  JEPS89507  Aralia californica Dean William Taylor 1973-6-30 2422 Trinity along Salt Creek e. Peanut; Salt Creek 822 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
  UC933365  Aralia californica Annie M. Alexander and Louise Kellogg 1948-8-13 5480 Trinity Dedrick Trinity Mts., Dedrick 762 Comment
  POM286802  Aralia californica Lyman Benson 1930-7-18 s.n. Trinity Middle N coast Mts., 30 miles west of Weaverville 457 Comment
  HSC28984  Arbutus menziesii J. P. Smith 1973-4-21 6263 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC54132  Arbutus menziesii Gilbert Muth 1979-7-17 8300 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  CHSC118446  Arceuthobium abietinum Julie Kierstead Nelson; Susan Erwin 2014-11-24 2014 -091 Trinity South Fork Mountain, 3 miles southeast of Blake Mountain, off Rd. 06N01, near Humboldt County boundary. UTM NAD 83 Zone 10, 453475m E, 4493890m N. 1633 Comment
  HSC91166  Arceuthobium cyanocarpum Jennifer Whipple 1976-8-4 1661 Trinity Near Lower Deadfall Lake 2165 Comment
  CAS-BOT-BC23948  Arctostaphylos canescens subsp. canescens John Thomas Howell 1955-6-13 30377 Trinity Hayfork 716 Comment
  CHSC82098  Arctostaphylos canescens subsp. canescens L. P. Janeway 2001-7-15 7333 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. 1390 Comment
  HSC72665  Arctostaphylos manzanita Gail Newton 1980-6-26 634 Trinity Near Underwood Creek. 451 Comment
  CAS-BOT-BC38626  Arctostaphylos manzanita subsp. manzanita L. R. Abrams 1916-7-24 6252 Trinity Wildwood Comment
  RSA121836  Arctostaphylos manzanita subsp. manzanita P. L. Johannsen 1933-5-18 1363 Trinity Salyer, China Flat. 183 Comment
  RSA20906  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-6-20 8938 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on Road to Ruth. 457 Comment
  CAS-BOT-BC39957  Arctostaphylos nevadensis Eugene Carter 1973-6-20 608 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Cabin Peak Trail 1950 Comment
  UCR45456  Arctostaphylos nevadensis Michelle A. Strull 1985-6-22 20 Trinity c. 0.1 mi south of Hayfork Bally lookout along FS road 33N52 1860 Comment
  CAS-BOT-BC44493  Arctostaphylos patula C. Hart Merriam 1918-8-27 s.n. Trinity Junction Comment
  CAS-BOT-BC46442  Arctostaphylos patula Doris K. Kildale 1929-4-9 4548 Trinity Island Mountain. Comment
  CAS-BOT-BC46444  Arctostaphylos patula L. B. Kildale 1930-8-26 10515 Trinity South Fork Mountain. Comment
  HSC67168  Arctostaphylos patula J. P. Smith, J. O. Sawyer 1972-5-27 5341 Trinity 1 mi. S of Dan Rice Creek along Scott Mtn. Creek, Hwy. 3 1220 Comment
  HSC70309  Arctostaphylos patula M. A. Baker 1980-5-24 1484 Trinity Near Long Ridge 45 Comment
  HSC72291  Arctostaphylos patula J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9580 Trinity Hwy. 36, 1 mi. from Hayfork Creek 1067 Comment
  RSA70845  Arctostaphylos patula Richard M. Holman 1933-8-23 s.n. Trinity Between Beegum and Wildwood on old road from Red Bluff to Fortuna. Comment
  HSC70180  Arctostaphylos viscida Thomas W. Nelson, Jane P. Nelson 1978-7-21 4425 Trinity Along SR 3 ca. 1/4 mi. from Salt Creek Bridge 762 Comment
  CAS-BOT-BC47473  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1928-5-2 4648 Trinity Trinity Center Comment
  CAS-BOT-BC47478  Arctostaphylos viscida subsp. viscida Elmer I. Applegate 1932-4-14 7052 Trinity Weaverville Comment
  CAS-BOT-BC47479  Arctostaphylos viscida subsp. viscida L. R. Abrams 1916-7-24 6253 Trinity Wildwood Comment
  RSA49286  Arctostaphylos viscida subsp. viscida P. A. Munz 1949-5-17 13287 Trinity Eagle Creek Public Camp Ground. 915 Comment
  SEINET10537632  Arenaria macrophylla Mary Susan Taylor 1980-6-12 Taylor 2861 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
  JEPS95441  Arenaria serpyllifolia subsp. serpyllifolia Vernon H. Oswald and L. Ahart 1994-6-14 6290 Trinity T38N R5W center Sec. 19, 4960 ft, Yellow Pine Forest. Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city) 1511 Comment
  CAS-BOT-BC384751  Arenaria serpyllifolia var. serpyllifolia Peter H. Raven; R. Snow 1958-7-19 13598 Trinity 0.9 miles west of road to Deerlick Springs on road from Douglas City to Hayfork 579 Comment
  JEPS51638  Argemone munita subsp. munita W. L. Jepson 1934-5-5 16640 Trinity n of Shiell (on Hay Fork of Trinity River); Hay Fork of Trinity River Comment
  HSC12667  Arnica amplexicaulis William J. Ferlatte, Alice Q. Howard 1970-8-9 1284 Trinity Boulder Cr. Lakes 1799 Comment
  CAS-BOT-BC82105  Arnica cernua Eugene Carter 1976-5-2 1116 Trinity North Fork Trinity River and vicinity. West side of Backbone Ridge along the trail to Raymond Flat Comment
  UC1199248  Arnica cordifolia Joseph P. Tracy 1926-5-31 7538 Trinity Oregon Gulch Mt. Northern Coast Ranges, Oregon Gulch Mt. 1066 Comment
  CAS-BOT-BC295829  Arnica dealbata R. Spellenberg; M. Spellenberg 1970-8-24 2510 Trinity Weaver Bally, on a ridge top near the USFS lookout, 9 miles NW of Weaverville by road 2124 Comment
  HSC70000  Arnica dealbata J. O. Sawyer 1980-9-17 4100 Trinity Along South Fork Mtn. SE of Pickett Peak 1524 Comment
  CAS-BOT-BC82573  Arnica discoidea John Thomas Howell 1937-7-27 13590 Trinity Coffee Creek Canyon near Battle Creek Comment
  UC1223003  Arnica discoidea Joseph P. Tracy 1948-9-5 18182 Trinity near, on the Grizzly Camp Road Elk Camp; Trinity Summit 1524 Comment
  CAS-BOT-BC82579  Arnica discoidea Harry S. Yates 1914-6-26 7 -173 Trinity Trinity National Forest, Slate Creek 1219 Comment
  CAS-BOT-BC82582  Arnica discoidea Eugene Carter 1975-6-17 958 Trinity East Fork of North Fork Trinity River, along the Hobo Gulch Road 533 Comment
  UC582486  Arnica longifolia Joseph P. Tracy 1935-8-6 14655 Trinity around White's Creek Lake, head of North Fork of White's Creek Devil's Canyon Mts., White's Creek Lake, North Fork of White 1981 Comment
  UCD129146  Arnica venosa G. F. Hrusa 1992-5-30 10440 Trinity along road to Bonanza King lookout. Slopes above Scorpion Creek approximately 1/2 m. from Highway 3. Comment
  UCR48864  Artemisia douglasiana R. D. Goeden, Don W. Ricker 1987-9-1 870901- 01 Trinity Mad River Rd, 3 mi south of St. Hwy 36, Trinity Nat. For. 766 Comment
  CAS-BOT-BC93966  Artemisia douglasiana Eugene Carter 1974-9-1 892 Trinity East Fork of North Fork Trinity River. Dry sandy bed of Rich Gulch 548 Comment
  CAS-BOT-BC453351  Aruncus dioicus var. vulgaris Christopher Davidson 1973-5-29 2189 Trinity Trinity Nat. Forest. 1/2 mi E of Salyer on St Hwy 299. On steep shady roadbank facing N. Slight seepage area 182 Comment
  JEPS94221  Asarum caudatum Vernon Oswald and Lowell Ahart 1998-5-14 9070 Trinity 1.4 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.7 mi n of Highway 36); Wildwood Road 1024 Comment
  SBBG1378  Asarum caudatum H. and M. Dearing 1939-6-25 3718 Trinity rd to Blake Lookout 1524 Comment
  SEINET10475900  Asarum caudatum Mary Susan Taylor 1980-6-16 Taylor 2897 Trinity T29N R11W sw sec 28. Dubakella Mt quad. Shasta-Trinity Natl Forest; Hell-to-Find Lake, at end of 29N35, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off Rd 29N34, ca. 4 mi due SW of Wildwood. 1433 Comment
  HSC65897  Asarum hartwegii M. A. Baker 1980-6-25 2281 Trinity Near Castle Rock. 1436 Comment
  HSC75089  Asarum hartwegii J. P. Smith, Thomas W. Nelson 1979-6-15 10105 Trinity Along Trinity River opposite its junction with Bear Creek. 915 Comment
  RSA120866  Asarum hartwegii H. K. Wagnon 1957-7-27 s.n. Trinity Near Swift Cr., ca. 1.5 mi S of Trinity Center Comment
  HSC73189  Asclepias cordifolia R. York 1980-5-25 795 Trinity Near Browns Canyon 823 Comment
  CHSC68988  Asclepias fascicularis Vernon Oswald; Lowell Ahart 1997-7-17 8745 Trinity Forest Route 29 (in Trinity National Forest) 0.2 mi south of its junction with 29N58 (to Forest Glen), 5.8 mi south of Hwy. 36. 1481 Comment
  CAS-BOT-BC222868  Asclepias solanoana R. Bacigalupi; L. Constance; Rafael Rodriguez; Reid Moran; Sherwin Carlquist 1951-6-12 3390 Trinity At headwaters of Salt Creek, just off State Highway 36, about 8 miles west of Idylwild [Idyllwild] 1066 Comment
  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
  JEPS99022  Asclepias solanoana Carol W. Witham 1993-7-3 544 Trinity Approx. 12 air mi S of Hayfork and 1.5 air mi WSW of Debakella Mtn.; on S side of USFS Rd 30N28, 0.5 road mi E of its junction with Rd 29. 1371 Comment
  UC922391  Asclepias solanoana Annie M. Alexander and Louise Kellogg 1949-6-25 5694 Trinity n of Yolla Bolly Middle Eel Primitive Area; White Rock Ranger Station 1249 Comment
  CAS-BOT-BC229163  Asclepias speciosa Eugene Carter 1975-6-20 985 Trinity North Fork Trinity River. Dry road shoulder near Helena 426 Comment
  CAS-BOT-BC68792  Aspidotis densa Mrs. H. C. Cantelow 1935-6-12 936 Trinity Near Trinity Alps Resort Comment
  CAS-BOT-BC68794  Aspidotis densa John Thomas Howell 1955-6-13 30365 Trinity Peanut 762 Comment
  HSC38701  Aspidotis densa J. P. Smith, J. O. Sawyer 1975-6-23 8286 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  HSC70162  Aspidotis densa Thomas W. Nelson, Jane Nelson 1978-7-21 4426 Trinity Along Hwy. 3, 1/4 mi. S of Salt Creek Bridge 762 Comment
  HSC81639  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-7-17 6120 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  RSA471592  Aster breweri Fordyce Grinnell Jr. s.n. Trinity Copper Creek Comment
  RSA88387  Aster eatonii H. M. Pollard 1953-8-21 s.n. Trinity Edge of clearing, Trinity Alps Resort 762 Comment
  HSC39518  Astragalus purshii var. lectulus Thomas W. Nelson, James Nelson 1976-6-10 2661 Trinity Ridge above Senteney Rock 1555 Comment
  HSC38955  Astragalus whitneyi var. siskiyouensis J. P. Smith, J. O. Sawyer 1975-6-23 8273 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  HSC68859  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1980-6-22 5726 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
  HSC70043  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1978-6-22 4260 Trinity Along Old Hwy. 3 at entrance to Philpot Campground 762 Comment
  JEPS74503  Astragalus whitneyi var. siskiyouensis W. J. Ferlatte 1967-8-16 934 Trinity e side Packers Peak (Trinity Alps, open rocky slopes); Trinity Alps, e side Packers Peak 2072 Comment
  HSC46707  Astragalus whitneyi var. siskiyouensis J. M. DiTomaso 1976-7-21 648 Trinity Trinity Alps., next to Union Creek, Union Creek Campground at Foster Lake Trail junction. 1799 Comment
  RSA789791  Astragalus whitneyi var. siskiyouensis Rebecca Wenk 2005-7-18 293 Trinity Scott Mountains: border between Trinity and Siskiyou Counties. Growing along Pacific Crest Trail, 1 mi east of Hwy 3. 1900 Comment
  HSC56659  Asyneuma prenanthoides Walter Overton 1979-7-17 8144 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC40103  Asyneuma prenanthoides Thomas W. Nelson, Jane P. Nelson 1976-7-28 3050 Trinity Along 5E27 S of Senteny Rock. 1524 Comment
  CAS-BOT-BC68719  Athyrium filix-femina var. californicum Eugene Carter 1972-8-13 512 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). 1341 Comment
  HSC41025  Athysanus pusillus J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8532 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  UC492267  Athysanus pusillus Joseph P. Tracy 1932-6-17 10177 Trinity Three Forks of Mad River; North Coast Ranges, Three Forks of Mad River 883 Comment
  HSC26804  Athysanus pusillus Thomas W. Nelson 1971-4-25 412 Trinity Pidgeon Point Campground Comment
  HSC51197  Avena barbata G. L. Clifton, Overton 1979-6-4 4028 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC72528  Avena barbata Gail Newton 1980-7-2 903 Trinity Near Swim Ridge. 1341 Comment
  HSC67257  Balsamorhiza deltoidea Thomas W. Nelson, Jane P. Nelson 1980-5-7 5203 Trinity Along FS 29N59, about 1/2 mi. E of junction with FS 30N29, Rattlesnake Ridge 1433 Comment
  UC582681  Balsamorhiza deltoidea Joseph P. Tracy 1935-8-3 14465 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC106447  Balsamorhiza sericea Ella Dales Cantelow 1939-6-9 2675 Trinity Summit of Scott Mt. 1630 Comment
  UC562694  Barbarea orthoceras Joseph P. Tracy 1935-8-5 14537 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  UCD114267  Barbarea orthoceras Joseph M. DiTomaso 1975-6-18 30 Trinity 1 mile east of Willow Creek on Deer Creek Trail. 1676 Comment
  UCD114284  Barbarea orthoceras Robert E. Preston 1984-5-12 444 Trinity 5.3 km e of Junction City, in a wooded gully at base of roadfill on Hwy 299. 762 Comment
  CDA33602  Barbarea orthoceras R. A. Price 2010-7-3 1658 Trinity Along Deadfall Lakes Trail. 0 Comment
  HSC39533  Berberis aquifolium Thomas W. Nelson, Jane Nelson 1976-5-23 2545 Trinity E side of Black Lassic along S side of branch off Shanty Creek 1555 Comment
  HSC73044  Berberis aquifolium var. repens M. A. Baker 1980-6-25 2243 Trinity Near Castle Rock. 1436 Comment
  RSA0025602  Boechera Thomas Stoughton, Mark Thom 2012-7-16 1642 Trinity Trinity Alps, Trinity Alps Wilderness, snow chute below 'Billy Be Damn' Lake. 2193 Comment
  CAS-BOT-BC16018  Boechera breweri subsp. breweri G. R. Kleeberger 1880-7-2 s.n. Trinity Weaverville. 1524 Comment
  JEPS94223  Boechera breweri subsp. breweri Vernon Oswald and Lowell Ahart 1998-5-14 9063 Trinity 1.3 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.6 mi n of Highway 36, between the road and Hayfork Creek); Wildwood Road 1005 Comment
  CAS-BOT-BC16054  Boechera breweri subsp. shastaensis Eugene Carter 1972-3-28 353 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 480 Comment
  CAS-BOT-BC182442  Boechera divaricarpa Eugene Carter 1975-6-26 995 Trinity North Fork Trinity River. Grizzly Creek 1645 Comment
  CAS-BOT-BC25436  Boechera retrofracta R. C. Wenk 2005-7-16 240 Trinity Coffee Creek, Big Flat Meadow. To the northwest of the Gates cabin at the north end of Big Flat Meadow. 1554 Comment
  CAS-BOT-BC17215  Boechera rigidissima Joseph Prince Tracy 1935-8-5 14536 Trinity Devil's Canyon Mountains at head of White's Creek. 2072 Comment
  UC562682  Boechera rigidissima Joseph P. Tracy 1935-8-6 14668 1/2 Trinity Whites Creek Lake, head of North Fork of Whites Creek Devils Canyon Mts., North Fork of Whites Creek 1950 Comment
  CAS-BOT-BC25857  Boechera subpinnatifida Alice Eastwood; John Thomas Howell 1937-6-25 4975 Trinity Between Eagle and Bear Creeks. Comment
  UC922346  Boechera subpinnatifida Annie M. Alexander and Louise Kellogg 1949-6-30 5796 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC25865  Boechera subpinnatifida Dorothy Parker 1961-4-28 833 Trinity Near the Trinity River. 914 Comment
  CHSC112147  Boechera suffrutescens Dean Wm. Taylor 2012-9-19 21314 Trinity Devils Lake, cirque on northwest face of Red Mountain, about 200 m ESEof the logging road end at the south end of the lake. 1905 Comment
  UC922608  Boykinia major Annie M. Alexander and Louise Kellogg 1948-8-7 5438 Trinity Canyon Creek (tributary of Trinity River) Canyon Creek (below lake); Trinity Mountains, Canyon Creek (tributary of Trinity River) 1676 Comment
  RSA211103  Boykinia major William J. Ferlatte 1966-8-23 472 Trinity Trinity Alps: Boulder Creek basin, tributary to Canyon Creek. 1707 Comment
  UC1222964  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 mi e of Cedar Flat (Trinity River); Trinity River 365 Comment
  CAS-BOT-BC127863  Brickellia grandiflora Annie M. Alexander; Louise Kellogg 1948-8-25 5559 Trinity Near creek above meadow, Stuart Fork, Morris Meadows 1280 Comment
  HSC95487  Brickellia greenei Vernon H. Oswald, L. Ahart 1997-7-17 8735 Trinity Forest Route 29 (Trinity National Forest) 4.9 miles S of Hwy. 36 1250 Comment
  OBI58652  Brickellia greenei David J. Keil 1992-7-21 23557 Trinity Klamath Natl forest SE of Callahan. 3.3 mi SE of Scott Mtn summit on hwy 3 Comment
  UC463106  Brodiaea coronaria subsp. coronaria Milo S. Baker 1926-8-14 263 b Trinity above Trinity Alps Camp Comment
  SEINET3921876  Bromus carinatus var. carinatus Jennifer J. Whipple 1978-10-6 2380 Trinity China Mountain quad.; 0 2316 Comment
  HSC58741  Bromus commutatus G. L. Clifton, Muth 1979-7-18 8778 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  HSC23586  Bromus diandrus J. O. Sawyer, Steve Selva 1970-5-2 2564 Trinity Above New River 244 Comment
  JEPS102230 Image available Bromus inermis subsp. inermis L. P. Janeway 1996-7-13 5046 Trinity Klamath Ranges. Canyon of Van Ness Creek; 1.5 mi northwest of Trinity Mountain; at end of logging spur road 0.8 mi from Van Ness Creek Road. 1020 Comment
  HSC78338  Bromus orcuttianus John S. Palmer 1974-9-14 261 Trinity Bear Lakes Area, along trail to Big Bear Lake 1616 Comment
  UC1145164  Bromus orcuttianus Joseph P. Tracy 1937-7-2 15392 Trinity 3 mi e of Grove's Prairie (Trinity Summit); Trinity Summit 1402 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
  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
  HSC71505  Cacaliopsis nardosmia M. A. Baker 1980-7-2 2627 Trinity Near Horsehead Mtn. 1737 Comment
  CHSC114625  Cacaliopsis nardosmia Amy Miller 1995-6-15 Trinity Salt Creek Watershed; Ditch Gulch, along Rd 30N27. 1450 Comment
  CAS-BOT-BC85701  Calocedrus decurrens L. B. Kildale 1930-7-20 10322 Trinity Van Duzen River near Cobbs Comment
  HSC68614  Calocedrus decurrens Jacqueline Greenleaf 1980-7-30 259 Trinity Near Skull Camp Trail 1173 Comment
  HSC69928  Calocedrus decurrens Thomas W. Nelson, J. O. Sawyer 1978-6-9 4122 Trinity Red Mtn. 1250 Comment
  HSC70424  Calocedrus decurrens Gail Newton 1980-7-3 1051 Trinity Near Horsehead Mtn. 1707 Comment
  JEPS61633  Calochortus amabilis Marion R. Parsons 1920-5-17 Trinity Island Mt. Comment
  CHSC31331  Calochortus elegans Mark Stopher 1980-5-6 53 Trinity Above the Trinity River near Cedar Flat on Rte 299. 350 Comment
  RSA0088732  Calochortus nanus Bonnie C. Templeton 1968-6-13 11318 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  HSC585  Calochortus nudus William J. Ferlatte 1967-8-18 1012 Trinity Landers Lake basin 2134 Comment
  HSC34715  Calochortus tolmiei Robert M. Specht 1975-5-16 189 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  JEPS61735  Calochortus tolmiei W. L. Jepson 1934-5-5 16646 Trinity Forest Glen South Fork Trinity River Comment
  HSC34793  Calochortus tolmiei Robert M. Specht 1975-5-17 212 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 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
  CAS-BOT-BC132651  Calochortus uniflorus Lester Rowntree 1936-7-16 s.n. Trinity Granite Creek, Trinity Mts. Comment
  CHSC41148  Calycadenia ciliosa J. D. Jokerst 1985-7-27 2130 Trinity Canyon of Butter Creek ca 600 feet elev above and north of creek along spur ridge. Ca. 3 air miles SE of Hyampom. 762 Comment
  CDA11057  Calycadenia fremontii G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11447 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  JEPS94793  Calycadenia fremontii Vernon H. Oswald and Lowell Ahart 1998-7-28 9380 Trinity e of Forest Glen (Rattlesnake Road along w side of Post Creek 0.2 mi n of Hwy 36); Rattlesnake Road, Post Creek 780 Comment
  JEPS20201  Calycadenia truncata Joseph P. Tracy 1923-6-29 6426 Trinity Big Bar Northern Coast Ranges 365 Comment
  CAS-BOT-BC272767  Calycadenia truncata subsp. truncata J. Clausen 1932-9-17 669 Trinity East Fork of Trinity River, 15.8 miles west of Weaverville near North Fork Comment
  HSC64319  Calyptridium monospermum J. P. Smith, J. O. Sawyer 1972-5-27 5314 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC74633  Calyptridium monospermum Bill Copeland 1980-6-28 286 Trinity Near Pickett Peak 1676 Comment
  HSC75564  Calyptridium umbellatum John S. Palmer 1973-6-17 8 Trinity Bear Lakes area, below Big Bear Lake 1707 Comment
  HSC103441  Calystegia malacophylla Thomas W. Nelson 2005-6-8 9344 Trinity Along Forest Service Road 40N170; ~ 100 yds. SE of jct. with FS Rd. 34N80. 820 Comment
  UCD126104  Calystegia malacophylla Joseph M. DiTomaso 1975-7-24 200 Trinity Trinity Alps, Foster's Cabin on Swift Creek Trail. 1615 Comment
  HSC95444  Calystegia malacophylla subsp. malacophylla Mike Friend 2003-6-10 Trinity Along USFS Rd. 35N28Y, 0.25 mi. NW of intersection with Hwy. 3 890 Comment
  HSC59970  Calystegia occidentalis subsp. occidentalis M. A. Ericksen 1979-6-22 331 Trinity W slope of Horsehead Mtn. 1785 Comment
  UC906694  Calystegia occidentalis subsp. occidentalis Joseph P. Tracy 1941-8-24 17027 Trinity South Fork Mountain , South Fork Mountain (Northern Coast Ranges) 1645 Comment
  HSC24601  Calystegia occidentalis subsp. occidentalis W. R. Oxner 1966-5-16 32 Trinity Hayfork Mtn., 10 mi. N of Hayfork 1104 Comment
  RSA67492  Calystegia occidentalis subsp. occidentalis P. A. Munz 1951-7-19 16700 Trinity 1 mi. NW of Stuart Gap, North base of North Yolla Bolly Mts. 1402 Comment
  HSC38612  Camassia quamash subsp. linearis D. E. Anderson, J. P. Smith 1971-6-21 - 1120 Trinity 2.7 mi. S of Zenia along the Zenia-Covelo Rd. Comment
  JEPS8441  Camassia quamash subsp. quamash Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3400 Trinity North Post Creek, just above its mouth North Post Creek 853 Comment
  JEPS26113  Campanula prenanthoides Peter H. Raven and R. Snow 1958-7-19 13614 Trinity 11.0 mi n Helena (along road) Comment
  RSA456185  Campanula prenanthoides M. B. Dunkle 1936-8-21 4852 Trinity Boise Creek 366 Comment
  SEINET10840347  Campanula scabrella Melinda F. Denton 1977-7-29 Denton 4114 Trinity Near Siskiyou County line, Shasta National Forest; west and south of slopes of Mount Eddy 2377 Comment
  HSC384  Campanula wilkinsiana William J. Ferlatte 1967-8-6 782 Trinity Canyon Creek Lakes, above the upper lake. 1738 Comment
  CAS-BOT-BC183660  Capsella bursa-pastoris Eugene Carter 1975-4-9 923 Trinity East Fork of North Fork Trinity River. Site of Ozark Mine cabin 563 Comment
  HSC28995  Capsella bursa-pastoris J. P. Smith 1973-4-21 6289 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  CAS-BOT-BC37780  Cardamine californica Ella Dales Cantelow 1939-6-8 2648 Trinity South Fork Mountains. Blake Lookout Road, 9 miels from junction Alton-Redbluff Highway. Comment
  HSC64802  Cardamine californica J. P. Smith 1973-4-21 6190 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC85792  Cardamine californica Tim Tilghman, Rob Marheine, Bruce Delgado 1987-3-7 Trinity 0.5 mi. from end of S Fork Rd., on trail 6E23, 5-10 ft. down the W bank of trail 457 Comment
  UC1755314  Cardamine californica var. cardiophylla Dean W. Taylor 2003-4-10 18490 Trinity logging road ca. 2 road miles SE of Norwiegan Ranch, Clair Engle Reservoir (ca. 1 air mile S of Trinity Center), on the watershed divide of Fernley Gulch with North Twin Gulch 899 Comment
  CAS-BOT-BC37828  Cardamine nuttallii G. R. Kleeberger 1880-4-11 s.n. Trinity Weaverville. 1219 Comment
  CAS-BOT-BC37831  Cardamine nuttallii Eugene Carter 1972-4-25 375 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 1066 Comment
  HSC41022  Cardamine oligosperma J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8511 Trinity Gray Creek Rd. 0.25 mi. from its junction with Hwy. 299 Comment
  HSC47641  Cardamine oligosperma J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9048 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  CHSC101647  Carex David W. Isle; Janel Johnson, Sarah Cumber 2000-7-19 1684 Trinity Mendocino National Forest; north of Soldier Ridge, about 0.75 mile N of Lazyman Flat. Cathy's Pond SR-1 at end of Rd25N40. MDB and M. 1676 Comment
  RSA550448  Carex abrupta R. Tallent 1987-8-15 933 Trinity Trinity Alps Wilderness. Near small pond across ridge NW of Landers Lake. 2171 Comment
  CAS-BOT-BC19774  Carex abrupta Philip Alexander Munz 1951-7-22 16815 Trinity Norht Yolla Bolly Mountains. Patty John Basin. 1981 Comment
  CAS-BOT-BC20305  Carex abrupta W. J. Ferlatte 1967-8-10 875 Trinity Trinity Alps. Grizzly Creek, 0.25 mile below falls. 1828 Comment
  JEPS88152  Carex amplifolia V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7934 Trinity NW of Platina (Deer Lick Knob Rd (Forest Rte. 1) 16.0 mi (odometer) N of Hwy 36(via Harrison Gulch Rd)); High North Coast Ranges 1066 Comment
  CAS-BOT-BC17871  Carex amplifolia Eugene Carter 1973-9-24 699 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Trail at Strunce Cabin. 960 Comment
  CAS-BOT-BC19100  Carex aurea William J. Ferlatte 1974-7-24 1557 Trinity Trinity Alps. Big Flat, near head of Coffee Creek. 100 yards west of Coffee Creek Road at start of Packers Peak Trail. 1524 Comment
  JEPS102252  Carex bolanderi L. P. Janeway 2001-7-16 7360 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  HSC96353  Carex bolanderi L. P. Janeway 1996-6-29 5032 Trinity 0.7 mi. NW of Trinity Mtn., upper drainage of Van Ness Creek, along FS Rd. 34N31, 1 mi. from Van Ness Creek Rd. 1080 Comment
  UCD140169  Carex bolanderi Dean Wm. Taylor; Kathleen A. Teare 1979-9-10 7684 Trinity Trimble Spring, headwaters of Manzanita Creek near Big Bar. 1264 Comment
  HSC97786  Carex densa Juha Pykala, D. H. Norris 1987-6-15 1710 Trinity 1.5 mi. W of Wildwood, by Hwy. 36 1067 Comment
  CAS-BOT-BC421426  Carex echinata Julie Kierstead Nelson; Susan Erwin; Martin Lenz 2009-8-26 2009 -002 Trinity In Upper Hayfork Creek watershed, ca. 200 m east of Forest Road 30; 3 miles south of Hwy. 36. 1140 Comment
  CAS-BOT-BC19954  Carex exsiccata Annie M. Alexander; Louise Kellogg 1948-8-23 5541 Trinity Trinity Mountains. Morris Meadow, Stuart Fork of Trinity River. Lower end of meadow. 1280 Comment
  CAS-BOT-BC20143  Carex feta Joseph Prince Tracy 1941-6-29 16940 Trinity Hettenshaw Valley. 944 Comment
  CAS-BOT-BC20765  Carex fracta H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail at stream crossing, north of Trinity Alps Resort. 1981 Comment
  HSC39253  Carex fracta D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5245 Trinity Spur road to logging landings, 0.8 mi. from jct. with FS Rd. 1S07 Comment
  SBBG38303  Carex geyeri T. L. Secrest 1949-6-30 Trinity Forest Glen Comment
  UC1730268  Carex geyeri L. P. Janeway 1996-6-29 5027 Trinity North-facing slope near top of un-named peak (1290 m elev. at top); 1.2 mi straight north-northeast of Trinity Mountain. Steep slope above dirt road 1.7 mi from Van Ness Canyon Road. 1260 Comment
  JEPS100197  Carex gigas Dean W. Taylor 2002-6-12 18139 Trinity meadow along logging road ca. 0.5 miles South of Lake Eleanor, ca. 8 air miles NW of Trinity Center 1432 Comment
  UC1473425  Carex gigas Gilbert Jerome Muth 1978-8-1 6670 Trinity near Bull Lake (close to town of Callahan); China Mt. Quadrangle 2103 Comment
  SEINET10651327  Carex hoodii Thomas W. Nelson, Jane P. Nelson 1979-7-7 Nelson 4982 Trinity Trinity Dam Quad. T35N, R8W, S 3. Wet soil along Davis Creek; west side of State Route 3. 792 Comment
  HSC48073  Carex inops D. H. Norris 1972-6-10 22797 Trinity Along road to Trinity Center, 16 mi. S of Callahan Comment
  JEPS25604  Carex integra Rimo Bacigalupi 1959-7-2 7237 Trinity just n Big Flat (headwaters of Coffee Creek); Salmon Mts. region, Coffee Creek 1511 Comment
  CHSC93264  Carex jonesii Thomas Nelson; Jane Nelson 1976-6-22 2856 Trinity Trinity-Humboldt Co. line. The Lassics. In the spring along road to Goat Hill. 1645 Comment
  CHSC117395  Carex lanuginosa Dean Wm. Taylor 2002-6-10 18117 Trinity Gratten Flat, ca. 2 miles W of Trinity Center. 792 Comment
  HSC38995  Carex lanuginosa J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2667 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  CHSC99707  Carex leptopoda L. P. Janeway 2008-7-23 9456 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-BC31102  Carex luzulina John Thomas Howell 1936-8-27 12841 Trinity Near Trinity Center. Comment
  HSC103336  Carex luzulina Thomas W. Nelson, Jane Nelson 1982-7-30 7301 Trinity Junction of Forest Service Rd. 42N17 and road to Cement Bluff 1829 Comment
  CAS-BOT-BC31770  Carex mariposana Hans Leschke 1945-9-15 s.n. Trinity Echo Lake, Mt. Lassen Comment
  RSA66638  Carex mariposana Phillip A. Munz 1951-7-21 16765 Trinity Fisher Ridge, North Yolla Bolly Mountains. 2195 Comment
  CHSC98364  Carex mendocinensis Thomas W. Nelson; Jane P. Nelson 1982-7-29 7565 Trinity North Coast Ranges. Along Forest Service road 39N26 via Forest Service road 38N15 in Mumbo Basin 13.1 mi from State Route 3. 1584 Comment
  CAS-BOT-BC31937  Carex microptera John Thomas Howell 1937-7-27 13573 Trinity Big Flat Comment
  HSC39768  Carex multicaulis J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2583 Trinity Along trail to Granite Lake 1402 Comment
  HSC51193  Carex multicaulis G. L. Clifton, Overton 1979-6-4 4021 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC67400  Carex multicaulis Ed Cope, John S. Palmer Jul 1977 532 Trinity South of trail to Granite Lake. 1280 Comment
  HSC69792  Carex multicaulis Thomas W. Nelson, Jane P. Nelson 1978-3-25 3832 Trinity Terrace above Canyon Creek at Lower Canyon Creek Meadow 915 Comment
  HSC74119  Carex multicaulis M. A. Baker 1980-5-25 1600 Trinity Near Browns Canyon. 823 Comment
  CAS-BOT-BC32021  Carex multicaulis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53501 Trinity Ca 6 mi SW of Trinity Center on road to Weaverville. 883 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
  RSA66652  Carex multicostata Phillip A. Munz 1951-7-18 16669 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  HSC44036  Carex nervina Thomas W. Nelson, Jane P. Nelson 1976-6-22 2849 Trinity Trinity-Humboldt County line, in spring along road to Goat Hill 1646 Comment
  RSA517338  Carex neurophora Barbara Ertter 1987-7-26 7330 Trinity End of Coffee Creek Road at Gateway to Josephine Creek lodge, near Big Flat Campground, in Salmon-Trinity Alps. 1524 Comment
  POM266976  Carex pachystachya C. L. Hitchcock, J. S. Martin 1939-7-11 5401 Trinity On south shore of Upper Canyon Creek Lake. 1890 Comment
  CAS-BOT-BC117926  Carex scabriuscula William J. Ferlatte 1987-8-14 929 Trinity Trinity Alps Wilderness. Wet meadow NW of Landers Lake. 2164 Comment
  HSC91364  Carex scopulorum Jennifer Whipple 1977-7-5 1926 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  JEPS121635  Carex scopulorum Danielle Roach 2011-9-20 Trinity Deadfall Meadow, west slope Mt. Eddy. Flat wet meadow, over glacial till. South China Mountain quadrangle. NM1_E Comment
  RSA211373  Carex scopulorum var. bracteosa William J. Ferlatte 1967-7-7 655 Trinity Trinity Alps: Head of Union Creek. 1982 Comment
  HSC33311  Carex scopulorum var. bracteosa William J. Ferlatte 1974-8-15 1641 Trinity Siligo Peak-Summit Lake area, below W side of Summit Lake 2210 Comment
  SEINET7575203 Image available Carex serratodens Dean W. Taylor 2002-5-9 18037 Trinity Trinity Alps, Tangle Blue Creek, near its confluence with Scott Mountain Creek, Tangle Blue Lake 7.5' USGS quadrangle. 1036 Comment
  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
  CHSC104059  Carex subfusca Peter F. Zika 2009-6-18 24528 Trinity Klamath Range. East side of Route 3, near east bank of Trinity River, at 3000 foot sign. 900 Comment
  CHSC92526  Carex subfusca G. Douglas Barbe; J. T. Howell, T. C. Fuller 1980-5-19 2696 Trinity In a serpentine area W-SW of Peanut on Rattlesnake Road, Philpot Creek drainage, ca. 0.25 mile E of junction of Rattlesnake Rd and Plummer Lookout Rd (Philpot Campground road), 0.75 mile (1200 m) SW of Salt Creek Bridge (Hwy 3) Peanut. 804 Comment
  CHSC98568  Carex subfusca Thomas W. Nelson; Jane P. Nelson 1986-5-24 8077 Trinity North Coast Ranges. In wet, alluvial soils beside Trinity River ca. 100 yds. upstream from mouth of Indian Creek. 504 Comment
  HSC2310  Carex subfusca B. D. Rogers, William J. Ferlatte 1966-6-7 2076 Trinity 1 mi. W of Peanut 762 Comment
  SEINET8573712 Image available Carex subfusca Unknown 2009-1 24528 Trinity Comment
  CHSC33868  Carex vesicaria J. D. Jokerst 1981-7-28 1427 Trinity Edges of Scorpion Lake. 1706 Comment
  UC1147822  Carex vesicaria var. major John Thomas Howell 1937-7-30 13683 Trinity n Carrville (summit of Scott Mts.) Comment
  JEPS66578  Cassiope mertensiana subsp. ciliolata Joseph P. Tracy 1935-8-7 14611 Trinity Devil's Canyon Mts. at head of White's Creek 2072 Comment
  HSC24056  Castilleja applegatei J. O. Sawyer 1970-4-18 2485 Trinity Above New River. 244 Comment
  HSC46831  Castilleja applegatei William J. Ferlatte 1975-8-23 1716 Trinity S of Lake Anna 2363 Comment
  HSC78006  Castilleja applegatei John S. Palmer 1974-7-3 224 Trinity Bear Lakes area; along trail to Big Bear Lake. 1463 Comment
  JEPS83531  Castilleja applegatei William J. Ferlatte 1975-8-23 1716 Trinity s of Lake Anna (Lake Anna and vicinity); Trinity Alps, Trinity Dam Quad. 2362 Comment
  JEPS83533  Castilleja applegatei William J. Ferlatte 1975-9-11 1745 Trinity vicinity Deer Creek Pass (above Deer Lake); Trinity Alps, Trinity Dam Quad. 2255 Comment
  UCD122197  Castilleja applegatei Joseph M. DiTomaso 1976-8-9 662 Trinity Above Van Matre Meadows north of Stonewall Pass. 2133 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
  CHSC69835  Castilleja applegatei subsp. pinetorum Jennifer Whipple 1976-7-13 1450 Trinity Mount Eddy, Klamath Mountains. Bear Creek drainage. 2377 Comment
  HSC42270  Castilleja applegatei subsp. pinetorum Richard Runyon 1977-5-7 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC72423  Castilleja applegatei subsp. pinetorum J. P. Smith, J. O. Sawyer 1975-6-23 8335 Trinity Near top of Bully Choop 2104 Comment
  JEPS4188  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. Constance, Reid Moran, R. Rodriguez and Sherwin Carlquist 1951-6-13 3403 Trinity along State Highway 36, at the summit of the grade over South Fork Mountain, w Trinity County South Fork Mountain 1234 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
  UC922564  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1948-8-1 5404 Trinity Canyon Creek (tributary of Trinity River); Trinity Mountains, Trinity River 1676 Comment
  HSC12671  Castilleja arachnoidea William J. Ferlatte, Alice Q. Howard 1970-8-12 1309 Trinity Ridge W of upper Canyon Creek 2256 Comment
  JEPS4344  Castilleja lacera W. L. Jepson 1897-7-24 21404 Trinity South Yolla Bolly, se Trinity County Inner North Coast Range; [=modern Solomon Peak, see FB 1_107] Comment
  CHSC117338  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2016-8-1 12126 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  HSC91228  Castilleja pruinosa Jennifer Whipple 1976-9-27 1812 Trinity N of Deadfall Lake in the Deadfall drainage 2195 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-BC48501  Ceanothus arcuatus D. H. Wilken; E. L. Painter 2007-6-3 16733 Trinity USFS Rd 17, 1.4 linear km E of confluence of Salt Lick Crk and High Camp Crk 2026 Comment
  HSC36129  Ceanothus arcuatus Gary S. Lester 1973-6-30 34 Trinity S Dubakella Mtn. 1707 Comment
  CAS-BOT-BC49155  Ceanothus cuneatus John Thomas Howell; Alice Eastwood 1937-6-25 4890 Trinity Trinity Alps Resort Comment
  CAS-BOT-BC49167  Ceanothus cuneatus Doris Kildale 1928-4-30 4661 Trinity Trinity Center Comment
  HSC23669  Ceanothus cuneatus J. O. Sawyer 1970-4-18 2511 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC41994  Ceanothus cuneatus Ed Cope 1977-5-7 56 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC45841  Ceanothus cuneatus D. M. Gordon 1978-8-3 Trinity South side of Hwy. 3, about 300 yards E of intersection of Big Creek Rd. and Hwy. 3 728 Comment
  UC1070942  Ceanothus cuneatus var. cuneatus C. R. Clar 1930-7-3 92 Trinity E Fork of Hayfork Creek. Big Bar quad, Trinity Nat. For. 1066 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-BC541479  Ceanothus integerrimus D. H. Wilken; E. Painter 2004-6-7 16191 Trinity Coffee Creek, near mouth of Hickory and Hardscrabble creeks, Scott Mountains 1390 Comment
  HSC18296  Ceanothus integerrimus D. E. Anderson 1963-5-12 2430 Trinity Near area where New River joins the Trinity River, 8 mi. E of Salyer Comment
  HSC24129  Ceanothus integerrimus J. O. Sawyer 1970-5-23 2598 Trinity Above New River 244 Comment
  HSC35181  Ceanothus integerrimus R. M. Sullivan 1975-5-17 100 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  HSC71089  Ceanothus integerrimus Thomas W. Nelson 1978-8-12 4548 Trinity Along shore of Trinity Lake at Alpine View Campground Comment
  HSC72740  Ceanothus integerrimus Gail Newton 1980-7-2 922 Trinity Near N Kelsey Peak 1463 Comment
  HSC82116  Ceanothus integerrimus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5288 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  POM282981  Ceanothus integerrimus Lyman Benson 1930-7-18 s.n. Trinity Weaverville. Inner N. Coast. North slope. 1220 Comment
  SD42405  Ceanothus integerrimus Carl B. Wolf 1941-7-27 11084 Trinity Along Trinity River, 2.2 mi. Below (W. of) Big Bar. 395 Comment
  UC479104  Ceanothus integerrimus Marcus E. Jones 1931-7-16 28946 Trinity Brunt Ranch (Burton Ranch); near Trinity River Comment
  POM301657  Ceanothus integerrimus Carl B. Wolf 1941-7-27 11084 Trinity Along the Trinity River, 2.2 miles below W of Big Bar. 396 Comment
  UC1299555  Ceanothus integerrimus Freed W. Hoffman 1948-7-4 2425 Trinity Trestle Creek North Coast Ranges (rd from Bayles to Trinity Center.) 1280 Comment
  RSA60502  Ceanothus integerrimus var. macrothyrsus John H. Thomas 1949-6-15 932 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  CAS-BOT-BC51118  Ceanothus jepsonii var. albiflorus H. M. Pollard 1953-8-24 s.n. Trinity Stuart Creek Trail, near Morris Meadows 1219 Comment
  CAS-BOT-BC50578  Ceanothus lemmonii Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  CAS-BOT-BC50582  Ceanothus lemmonii Doris K. Kildale 1927-7-3 3678 Trinity La Grange Mine between Junction City and Weaverville Comment
  CAS-BOT-BC50584  Ceanothus lemmonii Roxana S. Ferris; Laura Lorraine 1948-6-11 11708 Trinity 8 miles from Hayfork on road to Douglas City Comment
  CAS-BOT-BC52138  Ceanothus prostratus P. A. Munz 1951-7-17 16558 Trinity Grasshopper Public Camp, 2.5 mi. N.W. of Stuart Gap, North Yolla Bolly Mts. 1402 Comment
  CAS-BOT-BC52139  Ceanothus prostratus G. R. Kleeberger 1880-7-2 s.n. Trinity unspecified 1828 Comment
  CAS-BOT-BC52143  Ceanothus prostratus L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs 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
  UC1608355  Ceanothus prostratus J. Kierstead 1991-5-6 91 -29 Trinity Weaverville Ranger District, 1/4 mi S of Alder Gulch, 1 mi NW of Coffee Creek Station Comment
  CAS-BOT-BC52133  Ceanothus prostratus J. I. Mallory 1962-3-16 234 Trinity 1/2 mi. ESE of Buckhorn Summit, just over Shasta County line 1097 Comment
  CAS-BOT-BC52149  Ceanothus pumilus John Thomas Howell 1937-7-27 13589 Trinity Coffee Creek Canyon near Bottle Creek Comment
  HSC36487  Centaurea solstitialis John Rehling 1974-7-28 14 Trinity along road leading to Denny 1 mile N of Hwy.299 Comment
  SBBG1147  Cephalanthera austiniae H. and M. Dearing 1939-6-25 3710 Trinity rd to Blake Lookout 1219 Comment
  UCD97986  Cerastium arvense subsp. strictum Joseph M. DiTomaso 1976-6-24 502 Trinity below Granite Lake Trail. 1737 Comment
  HSC68113  Cerastium glomeratum J. P. Smith 1973-5-6 6609 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC291606  Cercis occidentalis Camille F. Nowell 2012-7-20 55 Trinity Hwy 299, 1/4 mi SE of Helena. 439 Comment
  HSC14635  Cercis occidentalis John L. Heywood, D. H. Norris 1778 Trinity Hwy. 299, 6.8 mi. E of Humboldt Co. line Comment
  UC704276  Cercis occidentalis Frank A. Pitelka 1943-6-26 260 Trinity 2.1 mi w Hyampom 365 Comment
  CAS-BOT-BC135377  Cercocarpus betuloides var. betuloides Ella Dales Cantelow 1939-6-8 2665 Trinity 11 1/2 mi. N.E. of Weaverville, Trinity Alps Road Comment
  CAS-BOT-BC135425  Cercocarpus betuloides var. betuloides John Thomas Howell 1936-8-28 12867 Trinity 7 miles from Minersville, on road to Weaverville Comment
  UC666861  Cercocarpus betuloides var. macrourus Joseph P. Tracy 1935-8-9 14723 Trinity w slope Devils Canyon Mountains towards New River (Jake's Hunting Ground); Devils Canyon Mountains 1524 Comment
  HSC46801  Cercocarpus ledifolius William J. Ferlatte 1977-6-18 1885 Trinity Packers Peak, W of Big Flat at head of Coffee Creek 2050 Comment
  SEINET3110878  Cercocarpus montanus var. glaber Steve Selva, Roger Jensen 1974-8-27 70 Trinity Oregon Mountain; approx 3 mi W of Weaverville on Hwy 299. Comment
  HSC67253  Chaenactis glabriuscula var. heterocarpha Thomas W. Nelson, Jane P. Nelson 1980-6-17 5520 Trinity Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground 915 Comment
  CAS-BOT-BC277659  Chaenactis glabriuscula var. megacephala Mrs. H. C. Cantelow 1936-5-23 s.n. Trinity Near Trinity Center Comment
  JEPS109662  Chaenactis suffrutescens Dean W. Taylor 2002-6-27 18186 Trinity Hayfork Divide, logging road ca 1 mile north of Hayfork Summit on HIghway 3 1219 Comment
  UC17651 Image available Chamaesyce serpyllifolia Chestnut and Drew 1888-7-23 Trinity Hy-Am-Pom; ; Humboldt Co. Comment
  CAS-BOT-BC166101  Chamerion angustifolium subsp. circumvagum Mrs. H. C. Cantelow 1937-8-16 1869 Trinity Summit of Scott Mt. Comment
  UC933362  Chamerion angustifolium subsp. circumvagum Annie M. Alexander and Louise Kellogg 1948-8-9 5455 Trinity Canyon Creek (tributary of Trinity River) Trinity Mountains 1676 Comment
  HSC103896  Cheilanthes gracillima Dana York 2010-5-8 2998 Trinity Shasta-Trinity National Forest; ~1.2 km NE of the New River / Trinity River confluence, on spur ridge between rivers. 240 Comment
  HSC27130  Cheilanthes gracillima J. P. Smith, J. O. Sawyer 1973-2-10 5835 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  HSC47623  Cheilanthes gracillima J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9066 Trinity Shasta-Trinity National Forest, Hwy. 3 between Peanut and its jct. with Hwy. 36 Comment
  HSC78459  Chimaphila menziesii John S. Palmer 1973-6-19 76 Trinity Bear Lakes Area along trail to Big Bear Lake 1341 Comment
  HSC36601  Chimaphila menziesii Thomas W. Nelson, Jane Nelson, James Nelson 1975-7-20 2069 Trinity NE side of Black Lassic Comment
  RSA183509  Chimaphila menziesii D. E. Anderson 1965-5-8 3660 Trinity About 8 miles southeast of willow Creek along Hwy. 299. Comment
  UCD117362  Chimaphila menziesii Joseph M. DiTomaso 1975-7-22 172 Trinity 1/8 mile east of Boulder Creek on Lion Lake Trail. 1645 Comment
  HSC34439  Chimaphila umbellata J. P. Smith, J. O. Sawyer 1973-7-4 6999 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC71661  Chimaphila umbellata M. A. Baker 1980-6-25 2337 Trinity Near Castle Rock 1280 Comment
  HSC59298  Chimaphila umbellata R. York 1979-4-29 252 Trinity Along Gray's Falls trail 305 Comment
  UC32642  Chimaphila umbellata W. C. Blasdale 1896-6-9 Trinity S. Fork Mt. Comment
  HSC15443  Chlorogalum pomeridianum R. Spellenberg 1965-6-18 1170 Trinity Spellenberg property, 2 mi. SE of Burnt Ranch Comment
  CAS-BOT-BC36392  Chrysolepis chrysophylla H. E. McMinn 1922-8-5 328 Trinity Between Mad River and S. Fork of Trinity River Comment
  CDA21797  Chrysolepis chrysophylla F. L. Blanc 1962-9-18 Trinity South of Cold Springs Lookout, South Fork Mountain. 0 Comment
  CAS-BOT-BC36394  Chrysolepis chrysophylla Milo S. Baker 1926-7-24 140 a Trinity S. Fork Mt. near bog 2 mi from highway Comment
  HSC69901  Cirsium cymosum Thomas W. Nelson 1978-5-27 4051 Trinity On Red Mtn. 1250 Comment
  JEPS102964  Cirsium cymosum var. cymosum L. P. Janeway 2001-7-8 7303 Trinity Klamath Ranges. On ridgetop 1.8 km north of Red Mountain 1650 Comment
  UC2062582  Cirsium douglasii Belinda Lo 2017-7-22 345 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, northeast of Tangle Blue Trailhead. Comment
  HSC76336  Cirsium occidentale var. candidissimum Athy Ferguson 1981-7-23 81106 Trinity Near Jones Ridge 1408 Comment
  HSC35962  Cirsium occidentale var. candidissimum Thomas W. Nelson, James Nelson, Jane P. Nelson 1975-6-21 1945 Trinity Dry meadow S of Brown's Canyon Campground Comment
  CAS-BOT-BC226649  Cistanthe umbellata Eugene Carter 1974-5-27 756 Trinity Salmon-Trinity Alps and vicinity. Along the Grizzly Creek Trail at Pegleg Flat 1066 Comment
  RSA20766  Cistanthe umbellata var. umbellata C. B. Wolf 1937-8-12 9186 Trinity North coast range, South Fork Mountain, 1.6 mi. S of Cold Spring lookout. 1524 Comment
  CAS-BOT-BC172225  Clarkia concinna A. M. Vollmer; L. Beane 1951-6-7 128 Trinity On road to Dedrick, north of U.S. 299 Comment
  HSC73911  Clarkia concinna subsp. concinna R. York 1980-5-24 662 Trinity Near Long Ridge. 1036 Comment
  RSA0060006  Clarkia concinna subsp. concinna P. A. Munz 1949-5-16 13246 Trinity Half mile above Junction City on Canyon Creek. 549 Comment
  HSC72554  Clarkia gracilis Gail Newton 1980-7-1 775 Trinity Near Hayden Roughs. 1250 Comment
  HSC40691  Clarkia gracilis Thomas W. Nelson, James Nelson 1976-6-22 2824 Trinity 1463 Comment
  HSC82092  Clarkia gracilis subsp. gracilis Thomas W. Nelson, Jane P. Nelson 1980-5-25 5298 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  CAS-BOT-BC162519  Clarkia gracilis subsp. gracilis Lester Rowntree 1938-6-10 s.n. Trinity Above Trinity Alps Resort Comment
  RSA449289  Clarkia gracilis subsp. gracilis Thomas W. Nelson, Jane P. Nelson 1980-6-18 5562 Trinity Along road 2N10 (10) 4 miles north of Indian Valley Guard Station, just south of junction with road 2N01; Shasta-Trinity National Forest 1341 Comment
  HSC48149  Clarkia lassenensis Thomas W. Nelson 1978-5-27 4047 Trinity Along trail to Red Mtn. 1250 Comment
  HSC82052  Clarkia lassenensis Thomas W. Nelson, Jane P. Nelson 1980-6-17 5483 Trinity Along Old Hwy. 3, 1 mi. from jct. with Hwy. 3, opposite entrance to Philpot Campground 762 Comment
  CAS-BOT-BC163480  Clarkia purpurea subsp. quadrivulnera Harry S. Yates 1914-6-9 7 -138 Trinity Trinity National Forest. Rush Creek Comment
  CAS-BOT-BC163485  Clarkia purpurea subsp. quadrivulnera Ananda Dickie; Wendy Hooper; Rose Madrone; Kyla Waddell 1996-4-21 40 Trinity Shasta/Trinity Co.; Along route A-16, 17 miles past entrance from Hwy. 36, towards Redding 457 Comment
  HSC71040  Clarkia purpurea subsp. quadrivulnera Thomas W. Nelson, J. O. Sawyer 1978-6-9 4107 Trinity N of Three Forks of Mad River at Secret Gulch 610 Comment
  HSC34201  Clarkia rhomboidea J. P. Smith, J. O. Sawyer 1973-7-4 7086 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC54366  Clarkia rhomboidea G. L. Clifton 1979-7-16 7890 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC64221  Clarkia rhomboidea J. O. Sawyer, Thomas W. Nelson 1978-6-9 3172 Trinity On trail to Red Mtn. 1220 Comment
  HSC70052  Clarkia rhomboidea M. A. Baker 1980-5-25 1556 Trinity Near Shannon Butte 914 Comment
  HSC72911  Clarkia rhomboidea M. A. Baker 1980-7-2 2614 Trinity Near Horsehead Mtn. 1737 Comment
  HSC73831  Clarkia rhomboidea Gail Newton 1980-7-13 1380 Trinity Near Red Rock. 1509 Comment
  UCD104994  Clarkia rhomboidea W. C. Overton Jr. 1977-7-9 s.n. Trinity Coffee Creek Road, 15.2 miles from its junction with State Highway 3 and 3.5 miles before entrance to Big Flat Campground, Shasta National Forest. 1438 Comment
  HSC17746  Claytonia cordifolia J. F. Knezevich 1967-7-8 342 Trinity 'Clems Camp', 4 mi. from the junction of the road to Salt Log Springs on the road to Brushy, Big, and Green Mtns. Comment
  HSC47750  Claytonia exigua subsp. exigua Thomas W. Nelson, J. P. Smith 1978-5-6 3976 Trinity At Philpot Campground 762 Comment
  HSC72967  Claytonia exigua subsp. exigua Gail Newton 1980-7-10 1252 Trinity Near Senteney Rock 1463 Comment
  HSC74134  Claytonia parviflora subsp. parviflora R. York 1980-5-24 684 Trinity Near Long Ridge. 1036 Comment
  CAS-BOT-BC233808  Claytonia parviflora subsp. parviflora Eugene Carter 1972-3-30 364 Trinity 1 1/2 mi. up White's Creek Trail, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weverville 1005 Comment
  RSA244940  Claytonia perfoliata J. P. Smith 1973-4-7 5986 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
  HSC26772  Claytonia perfoliata subsp. intermontana J. P. Smith, J. O. Sawyer 1973-3-11 5865 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  CAS-BOT-BC443835  Claytonia rubra subsp. rubra P. A. Munz 1951-7-22 16833 Trinity Ridge s. of Stuart Gap, North Yolla Bolly Mts. 1706 Comment
  HSC47574  Claytonia saxosa Sheila Logan 1978-5-13 122 Trinity 4 mi. from Hwy. 36 on Dubakella Mtn. Rd. 1524 Comment
  HSC78039  Claytonia sibirica John S. Palmer 1973-6-19 37 Trinity Bear Lakes area, along trail to Big Bear Lake 1646 Comment
  UC922532  Claytonia sibirica Annie M. Alexander and Louise Kellogg 1948-8-20 5516 Trinity w side Morris Meadow; Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  RSA151808  Claytonia sibirica H. K. Sharsmith, Francia Chisaki 1959-8-21 4749 Trinity Margins of Bel Creek, tributary of New River at crossing of road from Hawkins Bar to Denny ant 11 miles fromw Hawkins Bar. 610 Comment
  RSA386235  Clematis lasiantha K. Clark 1979-4-29 200 Trinity Gray's Falls Campground, miles E of Willow Creek on Hwy 299, N side of Trinity River, 50 yards W of jct with the New River. 305 Comment
  CHSC69020  Clematis ligusticifolia Vernon Oswald; Lowell Ahart 1997-7-17 8755 Trinity Forest Route 29 at the West Fork of Smoky Creek, 8.7 mi south of Hwy. 36. At edge of roadside spring. 1213 Comment
  UC1608348  Clematis ligusticifolia J. Kierstead 1990-9-12 90 -158 Trinity 0.1 mi. w. Trinity Center (Swift Creek at Hwy. 3); Swift Creek 701 Comment
  UCD95590  Clematis ligusticifolia E. J. Linck 1928-8-1 s.n. Trinity At Ruth. Comment
  HSC78467  Clintonia uniflora John S. Palmer 1973-6-19 68 Trinity Bear Lakes Area along trail to Big Bear Lake 1341 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
  CAS-BOT-BC500048  Clintonia uniflora E. V. Jotter 1912-8-29 237 Trinity Canon Creek. Trinity Forest. 1219 Comment
  HSC15452  Clintonia uniflora J. F. Knezevich 1967-7-8 338 Trinity 'Clems Camp', 4 mi. from the junction of the road to Salt Log Springs on the road to Brushy, Big, and Green Mtns. Comment
  JEPS47372  Collinsia grandiflora L. R. Heckard and Robert Ornduff 1966-4-28 1490 Trinity 3.2 mi n of Junction City Comment
  HSC68700  Collinsia greenei Thomas W. Nelson, D. Gordon 1980-6-10 5572 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  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
  HSC71261  Collinsia greenei J. P. Smith, J. O. Sawyer 1975-6-23 8319 Trinity 6.5 mi. S of Hwy. 299 at Buckhorn Summit on the road to Bully Choop 1341 Comment
  HSC71890  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5776 Trinity Shasta-Trinity National Forest, along Rd. 29N73, 0.9 mi. from Red Mountain. 1677 Comment
  JEPS6670  Collinsia greenei W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  HSC28977  Collinsia parviflora J. P. Smith 1973-4-21 6274 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC42188  Collinsia parviflora Advanced Plant Tax 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  HSC81773  Collinsia rattanii Thomas W. Nelson, Jane P. Nelson 1980-5-30 5377 Trinity Along FS 4N09, 1.0 mi. from junction with road 60, above Eltapom Creek 945 Comment
  UC796444  Collinsia rattanii Roxana S. Ferris and Laura Lorraine 1948-6-11 11692 Trinity 1.5 mi above Peanut (on State Highway 36); State Highway 36 Comment
  HSC1803  Collinsia rattanii William J. Ferlatte, B. D. Rogers 1966-6-1 2062 Trinity Near Hayfork Summit 1128 Comment
  HSC56839  Collomia grandiflora Walter Overton 1979-7-18 8715 Trinity Near Horse Ridge, close to the town of Mad River 1036 Comment
  JEPS70995  Collomia grandiflora W. L. Jepson 1897-7-24 14996 Trinity South Yallo Balley; ; [=modern Solomon Peak, see FB 1_107] Comment
  UC184864  Collomia grandiflora Harry S. Yates 1914-6-3 396 Trinity Brown's Mt. Comment
  UC215515  Collomia grandiflora L. R. Abrams 1916-7-22 6187 Trinity summit between Mad River and Trinity River (on Red Bluff-Eureka Road) Comment
  HSC16910  Collomia grandiflora R. Spellenberg 1964-6-16 427 Trinity 1 mi. E of bridge over Trinity River, Hwy. 299, 3 mi. E of Burnt Ranch Comment
  HSC82119  Collomia heterophylla Thomas W. Nelson, Jane P. Nelson 1980-5-25 5285 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  UC1470712  Collomia heterophylla Barbara Ertter with Thomas J. Delendick 1987-5-17 6965 Trinity Route 3 n Weaverville (a few mi s of Rush Creek Rd. jct, along a straight stretch of road) 822 Comment
  JEPS106470  Collomia heterophylla J. K. Nelson 2004-6-22 2004 -53 Trinity South Fork Trinity River, ca. 60 mi W of Red BluffDecommisioned rosd, formerly Forest Road 28N83 910 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
  UCD118176  Collomia heterophylla Joseph M. DiTomaso 1976-5-16 456 Trinity Stuarts Forks trail at Cherry Flat, W of Trinity Lake. 883 Comment
  HSC68863  Collomia tinctoria Thomas W. Nelson, Jane P. Nelson 1980-6-20 5688 Trinity Hill above FS 29N55 at jct. with spur road, 5.6 mi. S of junction with Hwy. 36 1677 Comment
  CAS-BOT-BC230690  Collomia tracyi Eugene Carter 1974-6-13 813 Trinity Salmon-Trinity Alps and vicinity. Along the N Fork Trinity River above Grizzly Creek 1051 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
  HSC55534  Conium maculatum G. L. Clifton 1979-7-19 8615 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  CAS-BOT-BC181553  Coptis laciniata L. B. Kildale 1930-7-20 10331 Trinity Van Duzen River near Cobbs Comment
  CHSC30127  Corallorhiza maculata M. S. Taylor 1980-6-18 2924 Trinity 100 ft w of Hwy 3, ca. 1 1/4 mi n of Gemmil Gulch Picnic Area, ca. 2 mi n of Wildwood. 1036 Comment
  HSC76566  Corallorhiza maculata M. A. Ericksen 1981-8-19 1064 Trinity Near Big Meadow Creek 1113 Comment
  HSC76180  Corallorhiza striata G. L. Clifton, Butler 1979-7-18 8810 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  HSC16584  Corallorhiza striata R. Spellenberg 1963-6-16 155 Trinity Ironsides Mtn., Burnt Ranch. About 1.5 mi. from lookout. Comment
  HSC72234  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1980-8-21 6263 Trinity Along FS Rd. 29N62, 0.4 mi. from junction with FS Rd. 29N58 1372 Comment
  HSC72246  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1980-8-21 6249 Trinity Along FS Rd. 29N73, 0.5 mi. E of junction with FS Rd. 30N29 1372 Comment
  OBI53647  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1971-8-28 2784 B Trinity Along Scott Mt-Trinity Center Rd, about 2 mi S of road jctn to Deadfall Lakes (about 8 mi S of Scott Mt road summit) 1158 Comment
  JEPS98798  Cornus Sue Pappalardo 1996-9-26 898 Trinity W of Forest Glen (from Forest Glen Campground to approx. 3/4 mi downstream; South Fork of Trinity River); Shasta-Trinity National Forest, Hayfork Ranger District 700 Comment
  CAS-BOT-BC212295  Cornus glabrata Mrs. H. C. Cantelow 1939-6-5 3435 Trinity Road to Ruth Comment
  HSC59723  Cornus nuttallii Clark L. Miller 1979-4-21 597 Trinity Along path leaving Grays Falls Campground to Trinity River E Habitat. Comment
  HSC69773  Cornus nuttallii R. Kalal 1979-5-12 56 Trinity Hwy. 3 between Hayfork and Douglas City. Comment
  RSA1082  Cornus nuttallii E. R. Johnson 1928-8-29 1177 Trinity Between Weaverville and Trinity Center. Comment
  RSA89897  Cornus nuttallii E. K. Balls, P. C. Everett 1953-10-14 18659 Trinity 6.7 mi. NE of Douglas City bridge over Trinity River on Hwy 299. 640 Comment
  JEPS88999  Cornus sericea subsp. occidentalis Sue Pappalardo 1994-6-2 514 Trinity along Big Creek 200 ft. n. Donadlson Creek (Shasta-Trinity Nat'l Forests); , Hayfork Bally Quad. (650-2), B Comment
  HSC65309  Cornus sericea subsp. sericea J. P. Smith, J. O. Sawyer 1970-7-28 4525 Trinity Twin Lakes. 1677 Comment
  UC668296  Cornus sericea subsp. sericea Joseph P. Tracy 1935-8-8 14705 Trinity around White's Creek Lake (head of N. Fork White's Creek); Devil's Canyon Mts., N. Fork White's Creek, White's Creek La 1889 Comment
  HSC42000  Corylus cornuta subsp. californica Ed Cope 1977-7-17 81 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC51153  Corylus cornuta subsp. californica G. L. Clifton 1979-7-17 8002 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC56583  Corylus cornuta subsp. californica G. L. Clifton 1979-7-16 7907 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC65402  Crataegus douglasii R. White 1977-6-4 80 Trinity 0.5 mi. from Buck Lake by trail 1244 Comment
  HSC55483  Crataegus suksdorfii Gilbert Muth 1979-7-17 8304 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC40680  Crepis monticola Thomas W. Nelson 1976-7-9 2984 Trinity Above Senteney Rock 1524 Comment
  UC581729  Crepis occidentalis subsp. conjuncta Joseph P. Tracy 1935-8-3 14453 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC290888  Crepis pleurocarpa Doris Kildale 1931-5-17 10701 Trinity Hawkins Bar 182 Comment
  HSC98500  Crepis pleurocarpa Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2951 Trinity 82 m W of Redding, Shasta-Trinity National Forest, on Limestone Ridge 2152 Comment
  JEPS36494  Crepis pleurocarpa Joseph P. Tracy 1935-8-3 14458 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC290898  Crepis pleurocarpa John Thomas Howell 1936-8-26 12804 Trinity Tangle Blue Creek, Scott Mts. Comment
  CAS-BOT-BC376480  Crepis pleurocarpa Eugene Carter 1975-6-18 970 Trinity North Fork Trinity River. Slope south of Raymond Flat 792 Comment
  HSC36591  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2077 Trinity NE side of Black Lassic 1677 Comment
  RSA78044  Crepis pleurocarpa P. A. Munz 1952-6-29 17807 Trinity 0.25 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  CAS-BOT-BC299735  Crocidium Roxana S. Ferris; Laura Lorraine 1948-6-11 11685 Trinity Summit between Mad River and south fork of Trinity River, State Highway 36 1359 Comment
  HSC71709  Cryptantha affinis M. A. Baker 1980-6-25 2258 Trinity Near Castle Rock. 1436 Comment
  JEPS121724  Cryptantha hispidula Julie Kierstead Nelson with Lusetta Nelson, Richard Tate, Jordan Rainbow, Jaclyn Inkster 2014-6-10 2011 -052 Trinity 3 miles southeast of Pine Root Saddle on Rd. 28N10, ca. 7 miles south of Hwy. 36W; shiny blue serpentine outcrop. Comment
  HSC67215  Cryptantha microstachys Thomas W. Nelson, Jane P. Nelson 1980-6-16 5447 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  HSC49725  Cryptantha milobakeri J. O. Sawyer, R. J. Cole 1978-4-20 3101 Trinity Above Hwy. 299 at White's Bar. Comment
  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
  HSC57249  Cryptantha torreyana G. L. Clifton 1979-7-17 7979 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC74104  Cryptantha torreyana Gail Newton 1980-7-9 1072 Trinity Near Shanty Creek. 1113 Comment
  UC1096794  Cryptantha torreyana H. K. Wagnon 1957-7-28 1664 Trinity near Coffee Creek; Big Flat Comment
  CAS-BOT-BC70487  Cryptogramma acrostichoides Mrs. H. C. Cantelow 1935-6-11 938 Trinity nr. Trinity Alps Resort Comment
  JEPS39838  Cupressus lawsoniana Benjamin Macomber 1908-8-20 Trinity bet. Coffee Creek and Scott Mts.; Upper Trinity River Comment
  CAS-BOT-BC215902  Cuscuta californica H. E. Parks; J. P. Tracy 1941-8-28 11517 Trinity Cold Springs area, South Fork Mountain 1645 Comment
  SEINET10496604  Cuscuta californica Mary Susan Taylor 1980-8-21 Taylor 3294 Trinity T29N R12W sw sec 1, Dubakella quad. Shasta-Trinity Natl Forest, on top of Blue Point Ridge along jeep road, ca. 0.9 mi N of its jct with 29N55, ca. 2 mi S of Hwy 36, just W of Dubakella Mt. With T. Nelson. 1646 Comment
  HSC59264  Cynoglossum grande Rick Lundquist 1979-5-12 72 Trinity 2.5 mi. S on the S fork of Deerlick Springs Rd., along Brown's Creek 610 Comment
  HSC66802  Cynoglossum grande S. Harris, S. Smith, B. Ferguson 1980-5-3 Trinity Along road to Dubakella Mtn. from Hwy. 36 1296 Comment
  HSC73411  Cynoglossum grande Grunert 8 Trinity Philpot Campground 808 Comment
  SEINET10497515  Cynoglossum grande M. S. Mayer, S. Meredith; D. Bjornbak 1985-4-19 Mayer 06 Trinity T33n,r9w,sec.24, steelbridge campground, hillside, exposed understory, with Douglas fir and black oak, sw exposure, above creek 75 ft 536 Comment
  HSC58508  Cynosurus echinatus Walter Overton 1979-7-18 8740 Trinity Near Horse Ridge, close to the town of Mad River. 1036 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
  RSA41920  Cyperus bipartitus H. C. Cantelow 1936-8-25 s.n. Trinity Scott Ranch. 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
  HSC98410  Cyperus squarrosus L. P. Janeway 1984-10-29 1189 Trinity Along Middle Fork Trinity River near Hawkin's Bar 174 Comment
  CAS-BOT-BC133740  Cypripedium californicum Mrs. J. C. Reynolds June s.n. Trinity Field redacted by CAS, contact the data manager for more information Comment
  HSC66351  Cypripedium californicum M. S. Taylor 1980-8-25 3301 Trinity Swift Creek Trail, 0.5 mi. W of trailhead, 6 mi. W of Trinity Center 1250 Comment
  CAS-BOT-BC136484  Cypripedium montanum Anna A. Junkans 1915-5-20 s.n. Trinity Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC136487  Cypripedium montanum Anna A. Junkans 1915-5-20 s.n. Trinity Field redacted by CAS, contact the data manager for more information Comment
  HSC49000  Cypripedium montanum J. O. Sawyer, S. Buck 1977-6-7 2892 Trinity Corral Bottom along USFS Rd. 4N45 945 Comment
  HSC54068  Cystopteris fragilis Walter Overton 1979-7-17 8116 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC65932  Cystopteris fragilis Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 65 Trinity Philpot Creek Campground 808 Comment
  HSC92602  Cystopteris fragilis Jennifer Whipple 1976-8-19 1698 Trinity Deadfall Drainage near Upper Deadfall Lakes 2378 Comment
  JEPS123092  Cystopteris fragilis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 071 Trinity Bonanza King Comment
  UC922647  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1948-8-2 5384 Trinity e side of Dedrick (Canyon Creek); Trinity Mts. 762 Comment
  UCD102273  Cystopteris fragilis 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. 2300 Comment
  HSC87028  Cystopteris fragilis Brent Helm, Curtis Miller, Mark Steiger 1988-3-12 28 Trinity 12.4 mi. up S fork Rd. of Trinity River from Hwy. 299 to S. Fork Trail head, 3 mi. from trail head by Hells Half Acre Creek 457 Comment
  CAS-BOT-BC189841  Dactylis glomerata Eugene Carter 1973-6-7 576 Trinity Around Allbert's Cabin. East Fork of North Fork Trinity River, 3.8 miles north of SR 299, Helena. 487 Comment
  HSC71502  Dactylis glomerata M. A. Baker 1980-7-2 2631 Trinity Near Horsehead Mtn. 1737 Comment
  CHSC117799  Danthonia californica B. Castro; L. P. Janeway 2016-8-1 2150 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. Comment
  JEPS123069  Danthonia californica D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 080 Trinity Scorpion Lake Comment
  UCD60682  Danthonia californica var. americana John Thomas Howell 1955-6-13 30392 Trinity Hayfork. 716 Comment
  CAS-BOT-BC194399  Danthonia intermedia Joseph P. Tracy 1935-8-7 14607 Trinity Head of White's Creek, Devil's anyon Mts. 2072 Comment
  CAS-BOT-BC192358  Danthonia unispicata John Thomas Howell 1955-6-13 30382 Trinity Hayfork 716 Comment
  HSC75037  Danthonia unispicata J. P. Smith 1979-6-15 10094 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  UC1174937  Darlingtonia californica P. C. Everett and E. K. Balls 1959-10-23 23936 Trinity along road from Trinity Center to Callaban; Scott F. S. Camp 1630 Comment
  UC922351  Darlingtonia californica Annie M. Alexander and Louise Kellogg 1949-7-16 5805 Trinity 9 1/2 mi n Trinity Center 822 Comment
  HSC20166  Darlingtonia californica W. Pierce 1963-11-3 Trinity 1 mi. W of Hwy. 1089, 0.25 mi. N of E Fork of the Stuarts Fork of the main fork of the Trinity River. Comment
  POM93677  Darlingtonia californica H. M. Hall 1909-7-25 8661 Trinity Bullard Basin, near Dorleska, in the Salmon Mountains of Trinity Co.; from Coffee Creek to Dorleska and Union Creek 1900 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
  HSC39917  Dasiphora fruticosa J. O. Sawyer 1970-7-22 2348 Trinity 2195 Comment
  CHSC79992  Datisca glomerata L. P. Janeway; B. Castro 1996-7-7 5038 Trinity Klamath Ranges. 1.7 mi north--northwest of Trinity Mountain; along Van Ness Creek Road 2.4 mi northwest of County-Line Road. At crossing of west-draining ephemeral tributary of Van Ness Creek (water still present). 870 Comment
  RSA20742  Delphinium decorum subsp. tracyi Carl B. Wolf 1937-6-20 8947 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  UC1299402  Delphinium decorum subsp. tracyi Freed W. Hoffman 1950-7-4 3471 Trinity trail to Yolla Bolly North Peak; North Coast Ranges 1828 Comment
  HSC67266  Delphinium depauperatum Thomas W. Nelson, Jane P. Nelson 1980-5-8 5217 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  RSA153455  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
  UCR52363  Delphinium nudicaule D. Malm, S. Branch, L. Blackford 1988-3-12 10 Trinity S fork of Trinity River at Hell's Half Acre 457 Comment
  HSC38615  Delphinium nudicaule D. E. Anderson, J. P. Smith 1971-6-21 1117 Trinity 1 mi. S of Zenia along the Zenia-Covelo Rd. Comment
  SEINET10965653  Delphinium nudicaule Mary Susan Taylor 1980-6-12 Taylor 2857 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
  HSC37214  Delphinium nuttallianum Lon Hall 1975-5-16 339 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC42435  Delphinium nuttallianum Barbara Kelly 1977-5-21 445 Trinity Eagle Creek Campground. 851 Comment
  RSA400118  Delphinium nuttallianum N. G. Sugihara 1977-5-21 57 Trinity Eagle Creek Campground. 851 Comment
  UC922380  Delphinium nuttallianum Annie M. Alexander and Louise Kellogg 1949-7-3 5761 Trinity saddle between North Yolla Bolly Mt. and Black Rock Mountain; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  RSA48780  Delphinium nuttallianum P. A. Munz 1949-5-16 13263 Trinity East Weaver Public Camp, East Weaver Creek. 915 Comment
  CAS-BOT-BC192473  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1936-8-25 12772 Trinity Near Trinity Center Comment
  CHSC111983  Deschampsia cespitosa subsp. cespitosa Jennifer Buck; Danielle Roach 2009-8-26 WBCC 01 H Trinity Headwaters West Branch Crow Creek, 1 mile south of Mumbo Basin, The Eddys; UTM Zone 10N, 540835E, 4559131N. 1893 Comment
  SEINET4566981  Deschampsia danthonioides R. Brainerd, Barbara Wilson 2003-6-20 10948 Trinity On Shasta-Trinity National Forest Road 29, 0.3 mile south of intersection with Road 29N58, 5.8 mile south of State Highway 36, approximately 1/3 mile northwest of Swim Meadow 1326 Comment
  CAS-BOT-BC201982  Deschampsia elongata P. A. Munz 1951-7-17 16611 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1432 Comment
  HSC58470  Deschampsia elongata Overton 1979-7-17 8167 Trinity Near Horse Ridge, close to the town of Mad River. 1356 Comment
  HSC58478  Deschampsia elongata Overton 1979-7-18 8193 Trinity Near Horse Ridge, close to the town of Mad River. 1219 Comment
  HSC58489  Deschampsia elongata Gilbert Jerome Muth 1979-7-18 8368 Trinity Near Deep Hollow Creek, close to the town of Mad River. 1006 Comment
  HSC72560  Deschampsia elongata Gail Newton 1980-7-1 769 Trinity Near Hayden Roughs. 1250 Comment
  CAS-BOT-BC42973  Descurainia incisa subsp. incisa P. A. Munz 1951-7-22 16826 Trinity North Yolla Bolly Mountains. Patty John Basin. 1981 Comment
  HSC29032  Dicentra formosa J. P. Smith 1973-4-21 6311 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  CAS-BOT-BC402491  Dicentra formosa subsp. formosa Carl B. Wolf 1937-8-12 9182 Trinity North Coast Range, South Fork Mt., 1 6/10 mi. So. of Cold Spring Lookout 1524 Comment
  RSA98584  Dicentra formosa subsp. formosa H. M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort. 762 Comment
  UCD95070  Dicentra formosa subsp. formosa Rolf Y. Berg 1963-7-10 s.n. Trinity Along Union Creek, near Coffee Creek Road. Comment
  HSC67510  Dicentra pauciflora J. P. Smith 1973-4-21 6205 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC8375  Dicentra pauciflora William J. Ferlatte 1967-7-7 663 Trinity Head of Sunrise Creek 1982 Comment
  HSC40441  Dicentra pauciflora J. O. Sawyer 1973-6-6 2513 Trinity Along trail to Big Bear Lake 1768 Comment
  CAS-BOT-BC253637  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1937-7-28 13602 Trinity Trinity River Canyon near Eagle Creek Comment
  UC1428041  Dichelostemma X venustum R. Spellenberg 1974-6-10 3738 Trinity 2.5 mi above Calif. Hwy. 299 (Burnt Ranch, on Underwood Mountain Road) Comment
  UC1198167  Dichelostemma capitatum Joseph P. Tracy 1925-5-17 7008 Trinity Hennessey Road, leading up South Fork of Trinity River Northern Coast Ranges, South Fork of Trinity River 609 Comment
  CAS-BOT-BC483641  Dichelostemma capitatum Eugene Carter 1972-4-26 393 Trinity 0.6 mile up the Hobo Gulch Road, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville, North Fork Trinity River 548 Comment
  HSC45784  Dichelostemma capitatum subsp. capitatum Brad Klipfel 1975-5-3 592 Trinity Grays Falls along N side of the Trinity River Comment
  RSA554586  Dichelostemma capitatum subsp. capitatum Walter Wisura 1993-5-9 4904 Trinity Hwy 299, 79.3 miles W of Redding. Comment
  UC666884  Dichelostemma congestum Joseph P. Tracy 1932-6-17 10182 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  UC666910  Dichelostemma ida-maia Joseph P. Tracy 1937-6-25 15555 1/2 Trinity 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  HSC68867  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-20 5713 Trinity Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36 1220 Comment
  HSC72531  Dichelostemma multiflorum M. A. Baker 1980-6-25 2343 Trinity Near Castle Rock 1280 Comment
  HSC82306  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1979-6-15 4834 Trinity Mouth of Bear Creek 915 Comment
  CAS-BOT-BC502706  Dichelostemma multiflorum E. K. Balls 1949-7-7 13868 Trinity 5.3 miles N of Eagle Creek on road to Scott Mt. 822 Comment
  RSA49842  Dichelostemma multiflorum E. K. Balls 1949-7-1 13757 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
  CAS-BOT-BC151757  Diplacus kelloggii Eugene Carter 1974-5-2 705 .02 Trinity Salmon-Trinity alps and vicinity, roadbank on Barney Gulch logging road. 579 Comment
  CAS-BOT-BC153505  Diplacus layneae R. C. Barneby 1954-5-18 11558 Trinity S. of Peanut 792 Comment
  HSC65678  Distichlis spicata Donald W. Miles 1979-6-30 8 Trinity Along Mumbo Creek Rd., 15 mi. W of Castle Crags State Park. 1463 Comment
  HSC23050  Dodecatheon hendersonii D. E. Anderson, J. P. Smith 1970-4-16 5035 Trinity Cold Springs Campground, along Hwy. 3, 3 mi. E of Peanut Comment
  HSC389  Dodecatheon hendersonii William J. Ferlatte 1967-6-26 520 Trinity Big Flat 1524 Comment
  HSC71677  Dodecatheon hendersonii M. A. Baker 1980-6-25 2264 Trinity Near Castle Rock. 1436 Comment
  SJSU8479  Dodecatheon hendersonii A. H. Lilleberg 1961-3-30 Trinity Trinity R, 2 mi downstream from Lewiston 640 Comment
  UCR37604  Dodecatheon hendersonii L. Linstedt, M. A. Strull, C. Houseman 1984-4-12 30 Trinity At Dubakella Mtn 976 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
  CHSC3366  Dodecatheon jeffreyi M. Gregg 1966-5-14 148 Trinity Shasta National Forest. 2 mile south from Eagle Creek Camp Ground on park road 38105. Comment
  RSA211277  Dodecatheon jeffreyi William J. Ferlatte 1967-8-11 903 Trinity Below the ice fields on the north side of Thompson Peak. 2378 Comment
  RSA60684  Dodecatheon jeffreyi I. L. Wiggins 1950-5-29 s.n. Trinity Near mouth of Eagle Creek along Trinity Rivber. 701 Comment
  JEPS100213  Downingia pulcherrima Dean W. Taylor 2002-6-10 18112 Trinity Highway 3 about 5 miles S of Trinty Center, near the junction of a logging road, west of the highway 822 Comment
  JEPS15370  Downingia yina Douglas Barbe 1955-8-4 348 Trinity 0.5 mi n Big Flat (at Trinity-Siskiyou County line, watershed of Coffee Creek); Klamath Mountains, Coffee Creek 1524 Comment
  HSC6742  Draba carnosula J. P. Tracy 1935-8-7 14623 Trinity Devil's Canyon Mtns., at head of White's Creek 2073 Comment
  UC198715  Draba howellii Annie M. Alexander and L. Kellogg 1911-7-24 293 Trinity Twin to Thompson Pk Comment
  HSC14199  Draperia systyla R. Spellenberg 1963-6-16 159 Trinity Ironsides Lookout, Ironsides Mtn., Burnt Ranch Comment
  HSC64581  Draperia systyla J. O. Sawyer 1979-5-27 3364 Trinity 3 mi. N of Weaverville along Hwy. 3 Comment
  UCD119186  Draperia systyla Joseph M. DiTomaso 1975-8-5 235 Trinity Emerald Lake. Comment
  HSC63019  Drymocallis glandulosa M. A. Baker 1979-6-22 885 Trinity S slope of Horsehead Mtn. Comment
  HSC82055  Drymocallis glandulosa Thomas W. Nelson, Jane P. Nelson 1980-6-16 5462 Trinity Along road to Plummer Peak; ca. .5 mile from Philpot Campground 793 Comment
  CAS-BOT-BC535029  Drymocallis glandulosa var. reflexa Herb. G. R. Kleeberger 1880-5-30 s.n. Trinity Trinity County Comment
  JEPS97184  Drymocallis lactea var. austiniae J. Kierstead 1991-6-22 91 -73 Trinity Tamarack Lake, along E shore Mt. Shasta Ranger District 1798 Comment
  CAS-BOT-BC159300  Drymocallis lactea var. lactea C. L. Hitchcock; J. S. Martin 1939-7-11 5378 Trinity Cliffs between uppere and lower Canyon Creek Lake, Salmon-Trinity Alps, 11 miles north of Dedrick 1889 Comment
  HSC73619  Drymocallis rhomboidea Gail Newton 1980-7-10 1267 Trinity Near Senteney Rock 1463 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
  CAS-BOT-BC113105  Eleocharis obtusa John Thomas Howell 1936-8-27 12847 A Trinity Near Trinity Center. Comment
  RSA125601  Eleocharis obtusa Peter H. Raven, Richard Snow 1958-7-18 13580 Trinity 2.0 miles north of Minersville on road to Trinity Center Comment
  CHSC43918  Eleocharis parishii L. P. Janeway 1987-6-29 2398 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. On N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  CHSC68447  Eleocharis quinqueflora L. P. Janeway 1984-6-22 879 Trinity Meadow at Scott Summit campground. 1645 Comment
  SEINET4170487 Image available Eleocharis rostellata Unknown 1935-8-3 14487 Trinity Mary Blaine MT. Mary Blaine Meadow 1951 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
  CAS-BOT-BC294753  Elymus elymoides R. C. Wenk 2005-7-19 312 Trinity Along National Forest Road 17, 2 miles from turnoff from Hwy 3, above the Trinity River 1150 Comment
  CHSC82689  Elymus elymoides subsp. elymoides L. P. Janeway 2001-7-8 7294 Trinity Klamath Ranges. 1.0 km east-northeast of top of Red Mountain; along Road 29N73 2.6 km west of '30' road (Wild Mad Road). 1590 Comment
  UC552791  Elymus elymoides subsp. elymoides Joseph P. Tracy 1935-8-5 14546 Trinity White's Creek Devil's Canyon Mts. (head) 2072 Comment
  HSC78216  Elymus elymoides var. elymoides John Palmer 1975-7-27 418 Trinity East of Little Bear Lake. 1982 Comment
  HSC40321  Elymus glaucus Thomas W. Nelson, Jane P. Nelson 1976-7-1 2951 Trinity Along FS Rd. 5E27, just S of meadow above Senteney Rock 1524 Comment
  HSC82512  Elymus glaucus Thomas W. Nelson, Jane P. Nelson 1979-6-14 4766 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  HSC91414  Elymus glaucus Jennifer Whipple 1976-9-1 1740 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes 2226 Comment
  HSC92410  Elymus glaucus Jennifer Whipple 1976-9-1 1756 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2348 Comment
  UC191394  Elymus glaucus Harry S. Yates 1914-7-14 514 Trinity Stuart's Fork 853 Comment
  UC552780  Elymus glaucus Joseph P. Tracy 1935-8-3 14494 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC203735  Elymus glaucus subsp. glaucus Joseph P. Tracy 1935-8-3 14519 Trinity Mary Blaine Mt. 1950 Comment
  OBI33233  Elymus hispidus David J. Keil 1983-7-3 17367 Trinity Ca. 10-12 mi S of Scott Mtn Pass on SR 3 Comment
  HSC72703  Elymus multisetus Gail Newton 1980-7-2 978 Trinity Near N Kelsey Peak 1463 Comment
  HSC75033  Elymus multisetus J. P. Smith 1979-6-15 10098 Trinity Eagle Creek Campground, Shasta-Trinity National Forest 854 Comment
  HSC23447  Elymus repens D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5277 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC72251  Epilobium brachycarpum Thomas W. Nelson, Jane P. Nelson 1980-8-21 6244 Trinity Shasta-Trinity National Forest, along Hwy. 3, 0.3-0.5 mi. S of Salt Creek Bridge. 762 Comment
  HSC92075  Epilobium brachycarpum Jennifer Whipple 1976-7-23 1493 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  JEPS31501  Epilobium brachycarpum Joseph P. Tracy 1939-9-4 16490 Trinity 3 mi below Hettenshaw Valley; Van Duzen River 914 Comment
  UC582892  Epilobium brachycarpum P. A. Munz 1936-8-12 14375 Trinity summit halfway between Hay Fork and Weaverville Comment
  UCD105406  Epilobium brachycarpum Richard Spellenberg 1965-8-13 1226 Trinity Spellenberg property about 2 miles E of Burnt Ranch. Comment
  HSC16328  Epilobium brachycarpum R. Spellenberg 1965-8-13 1226 Trinity 2 mi. E of Burnt Ranch 488 Comment
  HSC40110  Epilobium brachycarpum Thomas W. Nelson, James Nelson 1976-7-28 3058 Trinity Along 5E27 just N of its Jct. with 1S07 1524 Comment
  CAS-BOT-BC171815  Epilobium canum subsp. latifolium L. B. Kildale 1930-10-19 10300 Trinity Trinity River at Big Bar Comment
  CHSC53274  Epilobium ciliatum subsp. ciliatum L. P. Janeway 1987-6-29 2372 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch.' On N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  JEPS31492  Epilobium clavatum Joseph P. Tracy 1935-8-8 14716 Trinity at head of White's Creek Devil's Canyon Mts. 2133 Comment
  HSC56641  Epilobium densiflorum G. L. Clifton, Butler 1979-7-17 8079 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  SD98965  Epilobium glaberrimum Darley F. Howe 1977-6-30 Trinity East Weaverville Creek 792 Comment
  JEPS31497  Epilobium glaberrimum subsp. glaberrimum Joseph P. Tracy 1935-8-2 14428 Trinity head of river near Young's Peak; New River 1584 Comment
  RSA67510  Epilobium hallianum P. A. Munz 1951-7-20 16724 Trinity near Black Rock Lake. North Yolla Bolly Mts. 1982 Comment
  HSC35223  Epilobium minutum Ron Ralston 1975-5-18 69 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  HSC49633  Epilobium minutum Thomas W. Nelson 1978-5-27 4056 Trinity Red Mtn. 1250 Comment
  HSC67272  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-17 5475 Trinity Shasta-Trinity National Forest, along old Hwy. 36, 1 mi. W of Hwy. 3 near Peanut 793 Comment
  HSC72786  Epilobium minutum M. A. Baker 1980-7-2 2653 Trinity Near Horsehead Mtn. 1737 Comment
  HSC72971  Epilobium minutum Gail Newton 1980-7-1 841 Trinity Near Hayden Roughs 1219 Comment
  CAS-BOT-BC94898  Epilobium minutum R. C. Wenk 2006-9-1 537 Trinity Coffee Creek Road 1500 Comment
  HSC71230  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1979-5-19 4691 Trinity SW of Philpot Campground 915 Comment
  CAS-BOT-BC419733  Epilobium oreganum Julie K. Nelson; Kristen Kaczynski 2001-9-13 2001 -034 Trinity Shasta-Trinity National Forest, Western Azalea Special Interest Area, adjacent to Bramlet Road, County Road 29, south of Hwy. 36. South side of East Fork Smoky Creek. 1120 Comment
  SEINET7072577 Image available Epilobium pallidum A. G. Vestal 1963-6-5 s.n. Trinity About 14.7 miles west of Hayfork on Route 36 in Hyampom Valley. Coordinate datum: NAD 27. UTM Zone 10, 670088mE, 4261734mN. Comment
  HSC863  Equisetum laevigatum R. Spellenberg 1965-6-18 1166 Trinity E of Cedar Flat, 2 mi. E of Burnt Ranch Comment
  CHSC3476  Equisetum telmateia subsp. braunii Roger Jaegel 1966-4-3 84 Trinity Located three miles west of Hayfork. Comment
  CAS-BOT-BC204644  Eragrostis mexicana subsp. virescens Richard Spellenberg 1965-8-13 1227 Trinity Spellenberg property, about 2 mi. e. of Burnt Ranch 487 Comment
  HSC91439  Eremogone congesta Jennifer Whipple 1978-10-6 2386 Trinity S facing slopes N of Deadfall Creek 2317 Comment
  RSA0057627  Eremogone congesta William J. Ferlatte 1966-6-30 163 Trinity Canyon Creek Lakes. 1646 Comment
  CAS-BOT-BC174255  Eremogone congesta var. congesta H. M. Pollard 1953-8-20 s.n. Trinity Saddle between Red Mountain and Granite Peak, Trinity Alps Resort vicinity 2133 Comment
  HSC92592  Ericameria greenei Jennifer Whipple 1976-8-19 1694 Trinity Deadfall Drainage near Upper Deadfall Lakes 2378 Comment
  CHSC78796  Ericameria nauseosa var. oreophila Vernon H. Oswald 2000-9-23 9968 Trinity Hwy 36 west of Red Bluff between Wildwood and Hwy 3. 1191 Comment
  SEINET5708351 Image available Ericameria nauseosa var. oreophila Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6137 Trinity Along California 3, 52.8 road miles north of the junction of California 3 and California 299. South of Callahan.; Callahan Comment
  HSC72265  Ericameria nauseosa var. speciosa Thomas W. Nelson, Jane P. Nelson 1980-8-21 6270 Trinity Along 4-wheel drive road out Blue Point Ridge, 0.4 miles from jct. with road 29N55 1585 Comment
  HSC92796  Ericameria nauseosa var. speciosa Jennifer Whipple 1976-9-27 1813 Trinity N of Deadfall Lake in the Deadfall drainage 2195 Comment
  CHSC30258  Ericameria ophitidis M. S. Taylor; T. Nelson 1980-8-21 3282 Trinity Ridge on s side of 29N59, ca. 0.5 mi e of the jct of 30N29, 29N59, and 29N58, 0.5 mi n of Swim Meadow. 1402 Comment
  CHSC31373  Ericameria ophitidis T. Spira; R. Thode 1978-7-25 Trinity Shasta-Trinity NF. Muldoon's (Murdoon's) gulch and ridge above it on Hwy 36. 975 Comment
  CHSC35552  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6241 Trinity Along Salt Creek Road 2 miles from junction with State Route 3. 792 Comment
  JEPS41561  Erigeron bloomeri var. bloomeri W. L. Jepson 1897-7-25 Trinity South Yollo Balley; ; [=modern Solomon Peak, see FB 1_107] Comment
  HSC54  Erigeron cervinus William J. Ferlatte 1966-7-1 176 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  UC722741  Erigeron cervinus C. L. Hitchcock and J. S. Martin 1939-7-12 5363 Trinity small meadow just below Canyon Creek, 10 mi n of Dedrick; Salmon-Trinity Alps 1676 Comment
  JEPS74439  Erigeron divergens W. J. Ferlatte 1966-8-16 385 Trinity Big Flat Trinity Alps, Big Flat 1524 Comment
  CAS-BOT-BC234211  Erigeron divergens David D. Keck 1949-7-20 6380 Trinity Big Flat, as Siskiyou County line, north boundary of Salmon-Trinity Alps Primitive Area, Shasta Natl Forest, on meadow borders 1545 Comment
  HSC34390  Erigeron greenei J. P. Smith, J. O. Sawyer 1973-7-3 6975 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC67984  Erigeron greenei J. P. Smith, J. O. Sawyer 1975-6-23 8287 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  CAS-BOT-BC295401  Erigeron inornatus E. K. Balls 1949-7-4 13793 Trinity Trail from Dedrick to Chloride Mine 762 Comment
  HSC57280  Erigeron inornatus var. inornatus G. L. Clifton, Butler 1979-7-18 8462 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  JEPS21938  Erigeron klamathensis Joseph P. Tracy 1935-7-24 14204 Trinity near Ranger Station; Trinity Summit 1828 Comment
  HSC75550  Erigeron lassenianus J. O. Sawyer 1980-8-9 4007 Trinity Along trail to Luella Lake 2104 Comment
  CHSC31371  Erigeron lassenianus var. lassenianus S. Horner 1978-6-8 332 Trinity Shasta-Trinity NF. Stoney Pt Creek. 762 Comment
  UC130573  Erigeron lassenianus var. lassenianus H. M. Hall July, 1909 8628 Trinity Bullard Basin Salmon Mountains 1859 Comment
  JEPS75971  Erigeron lassenianus var. lassenianus William J. Ferlatte 1974-8-14 1606 Trinity 300 yds above Long Canyon Trail junction with Bowerman Meadows Trail (Long Canyon Trail); Trinity Alps 1524 Comment
  SEINET10475132  Erigeron peregrinus var. angustifolius Mary Susan Taylor 1980-7-16 Taylor 3142 Trinity Shasta-Trinity Natl Forest, Bear Creek trail, E of Canyon Creek trail, ca. 12 mi N of Junction City on Hwy 299. 914 Comment
  CAS-BOT-BC295799  Erigeron petrophilus var. viscidulus John Thomas Howell 1937-7-25 13500 Trinity Stuarts Fork of Trinity River 2225 Comment
  CAS-BOT-BC295800  Erigeron petrophilus var. viscidulus A. R. Kruckeberg 1954-8-10 3736 Trinity About Sapphire Lake, Trinity Alp [Alps], Salmon-Trinity Primitive Area 2286 Comment
  HSC92418  Erigeron petrophilus var. viscidulus Jennifer Whipple 1977-8-3 2093 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS23996  Erigeron petrophilus var. viscidulus Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6857 Trinity Summit of Scott Mtn. 2072 Comment
  UC933472  Erigeron petrophilus var. viscidulus Annie M. Alexander and Louise Kellogg 1948-8-5 5400 Trinity Lower Canyon Lake Trinity Mountains, Lower Canyon Lake 1737 Comment
  HSC12659  Erigeron petrophilus var. viscidulus William J. Ferlatte, Alice Q. Howard 1970-8-8 1276 Trinity Boulder Creek Basin 1585 Comment
  HSC24620  Erigeron philadelphicus W. R. Oxner 1966-5-15 30 Trinity Town of Hayfork Comment
  JEPS109241  Erigeron reductus var. angustatus D. W. Taylor 2005-9-29 19499 Trinity 0.5 mile SW of Clems Flat, headwaters Maxwell Creek, Hayfork Divide, tributary to Hayfork Creek. Comment
  JEPS94982  Erigeron reductus var. angustatus Vernon Oswald and Lowell Ahart 1997-7-17 8732 Trinity Forest Route 29 4.3 mi s of Highway 36 (Trinity National Forest); Trinity National Forest 1249 Comment
  JEPS95119  Erigeron reductus var. angustatus Vernon Oswald and Lowell Ahart 1997-7-17 8732 Trinity Forest Route 29 4.3 mi s of Highway 36 (Trinity National Forest); Trinity National Forest 1249 Comment
  HSC38293  Erigeron robustior Thomas W. Nelson 1976-6-10 2696 Trinity Along Rd 1S07, 1 mi. from junction with Van Duzen River Rd. 762 Comment
  CAS-BOT-BC189022  Eriodictyon californicum G. R. Kleeberger 1880-7-2 s.n. Trinity Unspecified Comment
  HSC72604  Eriodictyon californicum Gail Newton 1980-7-1 842 Trinity Near Hayden Roughs 1219 Comment
  CHSC105754  Eriogonum alpinum Christine C. Lorain 1994-8-14 2265 Trinity Saddle just below Bonanza King Lookout, ca. 4 airmiles E of Coffee Creek, in Shasta National Forest. 2103 Comment
Read comments
Jul 21 2020
  HSC73300  Eriogonum compositum M. A. Baker 1980-7-12 2822 Trinity Near Black Lassic 1753 Comment
  SEINET10479486  Eriogonum compositum Mary Susan Taylor 1980-6-17 Taylor 2919 Trinity T29N R11W ne sec 27. Dubakella Mt quad. Shasta- Trinity Natl Forest; on N side of Rd 29N36A, ca. 1 mi W of its jct with 29N38, ca. 3 mi due S of Wildwood. 1219 Comment
  CAS-BOT-BC250083  Eriogonum compositum var. compositum A. R. Kruckeberg 1954-8-10 3731 Trinity S.-facing slopes about Sapphire Lake, Trinity Alp, Salmon-Trinity Primitive Area 2286 Comment
  CAS-BOT-BC250087  Eriogonum compositum var. compositum A. G. Vestal 1937-6-24 s.n. Trinity 8 mi. W. of Peanut, south slope above Post Creek Comment
  CAS-BOT-BC242539  Eriogonum congdonii James L. Reveal; Darin S. Reveal 1978-8-8 4801 Trinity Along the Ramshorn Road (USFS # 38N24) on a ridge east of Ramshorn Summit, 3.6 miles west of the Bear Flat Road and 6.5 miles east of California Highway 3 1341 Comment
  RSA423094  Eriogonum congdonii James L. Reveal 1974-8-17 3787 Trinity Along Hwy 3, 0.9 mile south of Scott Mountains Pass. 1585 Comment
  UCD99828  Eriogonum congdonii James L. Reveal; Caroline G. Reveal 1974-8-17 3787 Trinity along California Highway 3, 0.9 mile south of Scott Mountain Pass. 1584 Comment
  CHSC114573  Eriogonum congdonii Julie Kierstead; John Veevaert 1997-6-24 970012 Trinity Shasta-Trinity National Forests, Weaverville Ranger District. Road to Bonanza King Lookout, 2 miles north of Trinity Lake. 1066 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-BC259269  Eriogonum libertini Thomas W. Nelson; Jane P. Nelson 1980-6-20 5690 Trinity Shasta-Trinity National Forest. Along road 30N46 at Blue Point on Blue Point Ridge 1371 Comment
  HSC39840  Eriogonum libertini J. O. Sawyer 1973-6-30 2531 Trinity On road from Hayfork Creek to Hell to Find Lake 1524 Comment
  HSC82432  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5062 Trinity Along State Route 36 just west of Muldoon Gulch 1250 Comment
  UC672909  Eriogonum lobbii var. lobbii Joseph P. Tracy 1935-8-5 14561 Trinity at head of White's Creek Devil's Canyon Mts., White's Creek 2133 Comment
  HSC65008  Eriogonum luteolum D. L. Goforth 1979-7-5 207 Trinity Deadwood Creek Rd. at Donnelly Gulch 793 Comment
  HSC71048  Eriogonum luteolum Thomas W. Nelson, Jane P. Nelson 1978-6-21 4250 Trinity At Philpot Creek Campground 762 Comment
  UC1735825  Eriogonum luteolum var. luteolum Dean W. Taylor 1992-6-12 12744 Trinity Red Mountain, South Fork Trinity River watershed, 1615 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
  HSC43077  Eriogonum luteolum var. luteolum Thomas W. Nelson, Jane P. Nelson 1977-9-4 3740 Trinity Along USFS rd. 29N30 at Texas Chow Creek Comment
  HSC46885  Eriogonum marifolium William J. Ferlatte 1974-8-16 1662 Trinity Deer Creek Pass above Siligo Meadows 2285 Comment
Read comments
Jun 11 2012
  CHSC99713  Eriogonum marifolium var. marifolium L. P. Janeway 2008-7-23 9454 Trinity Klamath Ranges. Trinity Mountains; top of an un-named peak overlooking the uppermost (un-named) lake of the Seven Lakes Basin; about 0.8 km west of Boulder Peak. Southeast-facing gravelly slope. 2067 Comment
  HSC72688  Eriogonum nudum Gail Newton 1980-7-2 888 Trinity Near Swim Ridge 1341 Comment
  CAS-BOT-BC264832  Eriogonum nudum var. nudum John Thomas Howell 1955-6-13 30337 Trinity 6 miles southwest of Douglas City 609 Comment
  UC184661  Eriogonum nudum var. nudum Harry S. Yates 1914-6-2 392 Trinity Rush Creek Comment
  UC672906  Eriogonum nudum var. nudum Joseph P. Tracy 1935-8-5 14570 Trinity at head of White's Creek Devil's Canyon Mts., White's Creek 2133 Comment
  UCD100598  Eriogonum nudum var. nudum Joseph M. DiTomaso 1975-6-30 73 Trinity Morris Meadows on Stuarts Fork Trail. 1325 Comment
  CAS-BOT-BC264824  Eriogonum nudum var. nudum Mrs. H. C. Cantelow 1939-6-9 s.n. Trinity 9.2 mi SE of Dinsmore Comment
  SD98925  Eriogonum nudum var. nudum Darley F. Howe 1977-6-29 Trinity Weaver Valley Road 1768 Comment
  CAS-BOT-BC269750  Eriogonum nudum var. oblongifolium Doris Kildale 1931-5-30 10779 Trinity Weaverville Comment
  CHSC88874  Eriogonum nudum var. pubiflorum L. P. Janeway 2004-9-15 8325 Trinity Klamath Ranges. Turnout on northeast side of Hwy 299 2.0 (road) km east-southeast of Buckhorn Station, about 60 m north-east of Grass Valley Creek. 795 Comment
  RSA1108  Eriogonum roseum E. R. Johnson 1928-8-27 1156 Trinity Lowden's Ranch, 4 miles SW of Lewiston. 538 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
  HSC74981  Eriogonum strictum var. greenei J. P. Smith, Thomas W. Nelson 1979-6-25 10207 Trinity Shasta-Trinity National Forest. Blue Point on Blue Point Ridge. 1372 Comment
  CAS-BOT-BC263408  Eriogonum strictum var. proliferum J. P. Smith; J. O. Sawyer 1973-7-26 7145 Trinity West slopes of South Dubakella Mountain 1493 Comment
  CAS-BOT-BC267999  Eriogonum umbellatum var. argus E. V. Jotter 1911-8-18 154 Trinity Trinity National Forest Comment
  CHSC30830  Eriogonum umbellatum var. argus M. S. Taylor; T. Nelson 1980-8-21 3292 Trinity Blue Point Ridge jeep rd, 0.6 mi n of its jct with 29N55, just w of Dubakella Mt. 1615 Comment
  HSC32537  Eriogonum umbellatum var. argus Thomas W. Nelson 1973-7-10 1055 Trinity Along Mule Ridge SE of Red Lassic Comment
  JEPS94022  Eriogonum umbellatum var. argus Vernon H. Oswald and Lowell Ahart 1998-7-28 9371 Trinity Hwy. 36 4.8 mi. w. of Wildwood Rd., 7.3 mi. e. of Hwy. 3 1249 Comment
  UCD169414  Eriogonum umbellatum var. argus L. P. Janeway 2001-7-15 7342 Trinity Klamath Ranges. Ridgetop 0.3 km west of Mud Spring and about 3.2 km south-southwest of Dubakella Mountain. 1640 Comment
  CAS-BOT-BC265205  Eriogonum umbellatum var. speciosum Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville Comment
  HSC42566  Eriogonum umbellatum var. speciosum Robert M. Specht 1977-6-28 1092 Trinity Ridge on Round Mtn. 1494 Comment
  CAS-BOT-BC262338  Eriogonum vimineum Eugene Carter 1971-7-21 311 .2 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Along White's Creek Trail 1 1/2 mile east of the North Fork Trinity River 1005 Comment
  RSA254925  Eriogonum vimineum James L. Reveal, C. G. Reveal 1974-8-17 3783 Trinity Along Calif. Highway 3 aOn the E side of Sonora Pass along Hwy 108, 0.3 mile E of the summit on exposed volcanic slopes.t the shore of Clair Engle Lake. 793 Comment
  CDA33199  Eriophorum crinigerum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2762 Trinity South of Scott Mountain Summit forest camp, at summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  HSC26201  Eriophyllum lanatum J. P. Smith, J. O. Sawyer 1972-5-27 5311 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC92167  Eriophyllum lanatum Jennifer Whipple 1976-7-13 1452 Trinity Bear Creek Drainage 2256 Comment
  HSC92595  Eriophyllum lanatum Jennifer Whipple 1976-7-12 1436 Trinity Near Lower Deadfall Lake 2165 Comment
  CAS-BOT-BC308211  Eriophyllum lanatum var. grandiflorum Alice Eastwood; John Thomas Howell 1937-6-25 4900 Trinity Trinity Alps Resort 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
  UC922319  Eriophyllum lanatum var. integrifolium Annie M. Alexander and Louise Kellogg 1949-7-4 5772 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC50  Eriophyllum lanatum var. lanceolatum William J. Ferlatte 1966-7-1 177 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  UCD132192  Eriophyllum lanatum var. lanceolatum Joseph M. DiTomaso 1975-7-2 96 Trinity Trinity Alps, 100 yards above Stuarts Fork Trail on Sawtooth Ridge Trail. 1539 Comment
  CAS-BOT-BC301738  Eriophyllum lanatum var. lanceolatum C. L. Hitchcock; J. S. Martin 1939-7-11 5370 Trinity Just below lower Canyon Creek Meadow, 10 mi. n. of Dedrick, in Salmon-Trinity Alps 1676 Comment
  HSC28992  Erodium botrys J. P. Smith 1973-4-21 6285 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC46036  Erodium cicutarium Catherine Chin 1978-5-13 57 Trinity 793 Comment
  HSC6770  Erysimum capitatum var. capitatum M. T. Milligan 1964-4-4 Trinity Along Hwy. 299 on S side of Trinity River Comment
  HSC72831  Erysimum capitatum var. capitatum M. A. Baker 1980-6-25 2239 Trinity Near Castle Rock. 1436 Comment
  RSA66442  Erysimum capitatum var. perenne P. A. Munz 1951-7-21 16783 Trinity Fisher Ridge, North Yolla Bolly Mtns. 2134 Comment
  UCD115027  Erysimum perenne Joseph M. DiTomaso 1975-7-9 111 Trinity top of Seven-up Pass above Granite Lake. 2286 Comment
  CHSC35617  Erythranthe bicolor Thomas W. Nelson; Jane P. Nelson 1980-6-22 5764 Trinity Shasta-Trinity National Forest. Along Panther Camp Trail 200 yds. north of junction with road 29N73; 3 miles from Hayfork Creek. 1645 Comment
  CHSC114650  Erythranthe breweri V. Parker Long 1992-6-4 5 -1 Trinity Hayfork Rd. Horse Pasture meadow, in sandy bank above Cable Creek. 1676 Comment
  CHSC65844  Erythranthe linearifolia Maria Ulloa-Cruz 1994-9-21 90 Trinity Shasta- Trinity national Forests. Mount Shasta Ranger District. Gumboot Creek by Gumboot meadows. 1820 Comment
  SEINET13754516 Image available Erythranthe linearifolia Unknown 1959-1 4729 Trinity Inner North Coast Ranges: Canyon of Scott Mountain Creek, Scott Mountain grade, 22 miles north of Trinity Center and 10 miles south of Callahan. 1524 Comment
  CHSC2259  Erythronium californicum V. Holt 1933-4-11 Trinity Trinity mountains. 1066 Comment
  HSC15495  Erythronium californicum J. Heywood, D. H. Norris 1968-3-30 1773 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt County line Comment
  HSC62920  Erythronium californicum J. M. DiTomaso 1979-3-22 832 Trinity Grays Falls 305 Comment
  JEPS100576  Erythronium californicum Dean W. Taylor 2002-5-8 18032 Trinity ca. 3.1 mi South from Highway 26 Wild-Mad Road; Hayfork Creek; Hayfork Creek, Wild-Mad Road ca. 3.1 mi South from Highway 26 1097 Comment
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Feb 1 2019
  HSC15492  Erythronium californicum R. Spellenberg, D. Sutherland, A. Sylvester 1966-4-27 1364 Trinity Burnt Ranch, 1.0 mi. W of the Trinity River along MacDonald Creek Comment
  JEPS100451  Erythronium citrinum var. roderickii Dean Wm. Taylor, Maricella Reyes 2003-4-9 18484 Trinity 2 mi E of on Hwy 3 at junction with Norwegian Ranch Rd. Trinity Center 920 Comment
  JEPS100581  Erythronium citrinum var. roderickii Dean W. Taylor 2002-5-9 18035 Trinity Tangle Blue Creek, near confluence with Scott Mountain Creek; ; ; Tangle Blue Creek, north facing wall of the lower creek canyon opposite (south 0.5 air mile) the confluence of Scott Mountain Creek 1036 Comment
  JEPS109604  Erythronium citrinum var. roderickii Dean W. Taylor 2002-4-19 17993 Trinity logging road ca. 3 road miles SE of Norwegian Ranch, Clair Engle Reservoir (ca. 2.75 air mile S of Trinity Center), on the watershed divide of South Twin Gulch and Moss Gulch 899 Comment
  UC922493  Erythronium grandiflorum Annie M. Alexander and Louise Kellogg 1949-7-30 5740 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC502721  Erythronium grandiflorum H. C. Cantelow 1939-6-8 3983 Trinity Blake Lookout Rd. South Fork Mt. Comment
  HSC32908  Erythronium grandiflorum subsp. grandiflorum Thomas W. Nelson 1973-5-30 998 Trinity Red Lassic area 1799 Comment
  UCR40034  Erythronium revolutum M. Mayer, Steve Meredith, Dave Bjornbak 1985-5-11 58 Trinity Dubakella Mtn. Road 854 Comment
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Mar 9 2010
  HSC64380  Eschscholzia caespitosa J. O. Sawyer, R. J. Cole 1978-4-20 3148 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 Comment
  RSA433646  Eschscholzia caespitosa subsp. caespitosa J. M. DiTomaso 1979-4-29 933 Trinity Grays Falls campground, on rocky slope above Trinity River. 305 Comment
  CAS-BOT-BC310483  Eucephalus tomentellus Eugene Carter 1973-8-9 664 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 1706 Comment
  UC302184  Euchiton sphaericus Joseph P. Tracy 1926-9-6 7783 Trinity 3 mi e South Fork (Sharber Slough, on Trinity River); Northern Coast Ranges, Trinity River, Sharber Slough 182 Comment
  UC186007  Euphorbia crenulata Harry S. Yates 1914-5-27 374 Trinity Browns Creek Comment
  HSC32803  Euphorbia crenulata Thomas W. Nelson, Jane P. Nelson 1973-4-14 722 Trinity U.S.F.S. campground, at Salt Creek. Comment
  HSC62960  Euphorbia crenulata M. A. Ericksen 1979-5-12 275 Trinity Along Philpot Creek in Philpot Campground. 610 Comment
  UCD142624  Euphorbia nutans J. C. Borden 1967-9-18 s.n. Trinity Salyer. Comment
  HSC78789  Festuca arundinacea John S. Palmer 1976-7-14 495 Trinity Bear Lakes Area, along trail to Big Bear Lake 1662 Comment
  HSC102669  Festuca arundinacea J. P. Smith 2009-6-1 12627 Trinity At Leersia pond. Comment
  HSC51115  Festuca californica G. L. Clifton, Overton 1979-6-3 3713 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  SD98929  Festuca elmeri D. F. Howe 1977-6-30 4962 Trinity Weaver Bally Road 1310 Comment
  CAS-BOT-BC282632  Festuca idahoensis F. P. Cronemiller 1923-7-12 839 Trinity Indian Dick 1463 Comment
  HSC68596  Festuca idahoensis Thomas W. Nelson, Jane P. Nelson 1980-6-18 5544 Trinity Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge 762 Comment
  UC1155010  Festuca idahoensis Richard Spellenberg 1965-6-12 1104 Trinity ca 12 mi sw Burnt Ranch; Underwood Mountain, Summit of Underwood Mountain Pass Comment
  CAS-BOT-BC278891  Festuca occidentalis David D. Keck 1944-7-10 5470 Trinity 1.5 mi. W. of Wildwood 1158 Comment
  HSC67430  Festuca occidentalis Ed Cope, John S. Palmer Jul 1977 557 Trinity South of trail to Granite Lake. 1280 Comment
  HSC72707  Festuca occidentalis Gail Newton 1980-7-2 974 Trinity Near N Kelsey Peak 1463 Comment
  UC191538  Festuca occidentalis Harry S. Yates 1914-6-30 473 Trinity Upper Rush Creek Comment
  CAS-BOT-BC278892  Festuca occidentalis L. R. Abrams 1916-7-22 6211 Trinity North slope between Mad & Trinity Rivers on Eureka-Red Bluff Road Comment
  OBI33812  Festuca rubra David J. Keil 1983-7-3 17369 Trinity Ca. 10-12 mi S of Scott Mtn Pass on SR 3 Comment
  UC249870  Festuca rubra Joseph P. Tracy 1923-6-28 6400 Trinity Burnt Ranch Northern Coast Ranges 457 Comment
  SEINET254885 Image available Festuca trachyphylla Barbara Wilson, Keli Kuykendall; Julie Nelson; Bruce Newhouse 2001-7-10 10539 Trinity Shasta-Trinity National Forest. 1360 Comment
  HSC28253  Fragaria vesca J. P. Smith 1973-4-7 5994 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  HSC71695  Fragaria vesca Gail Newton 1980-6-26 618 Trinity Near Underwood Creek. 451 Comment
  HSC78463  Fragaria vesca John S. Palmer 1973-6-19 72 Trinity Bear Lakes Area along trail to Big Bear Lake 1341 Comment
  UCD113219  Fragaria vesca Joseph M. DiTomaso 1975-7-21 153 Trinity 4 miles short of Boulder Lake on Poison Canyon Trail. 1584 Comment
  UCD113252  Fragaria vesca Gunter Staudt; H. Ahmadi 1989-5-13 310 Trinity 42 miles west of Weaverville on Highway 299. Comment
  HSC31883  Frangula californica Steve Selva, Roger Jensen 1974-8-27 79 Trinity Above Hwy. 299, 1.5 mi. E of Burnt Ranch Comment
  HSC42553  Frangula californica Robert M. Specht 1977-6-30 1101 Trinity Base of Horse Ridge 1006 Comment
  UCD112820  Frangula purshiana J. C. Borden 1962-7-27 s.n. Trinity Carol Guffey ranch in Hyampom. Comment
  HSC46882  Fritillaria atropurpurea William J. Ferlatte 1976-7-7 1777 Trinity Swift Creek at Mumford Meadows 1675 Comment
  HSC573  Fritillaria atropurpurea William J. Ferlatte 1967-6-28 564 Trinity E side of Packers Peak, 7600 ft 1982 Comment
  JEPS61948  Fritillaria purdyi Miss Anna Jenkins Trinity Weaverville Comment
  HSC44860  Fritillaria recurva J. P. Smith 1975-5-17 8135 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  HSC50919  Fritillaria recurva G. L. Clifton, Overton 1979-6-3 3740 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  UC196938  Fritillaria recurva Mrs. C. F. Rose 1916-4-24 Trinity Carrville Comment
  CHSC30122  Galium ambiguum M. S. Taylor 1980-6-16 2902 Trinity Hell-to-find Lake, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off of 29N34, ca. 4 mi SW of Wildwood. 1432 Comment
  JEPS52709  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-14 4015 Trinity on Hwy 36 w Forest Glen (just e of South Fork Summit) 710 Comment
  JEPS52720  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-13 4005 Trinity along road 1 mi e Brown's Camp (e of South Yolla Bolly) 1752 Comment
  HSC59258  Galium aparine Thomas Wood 1979-5-12 167 Trinity 3.9 mi. S on Deer Lick Springs Rd. from junction with Hwy. 3, S fork of Deer Lick Springs Rd., above Brown's Creek 610 Comment
  HSC25663  Galium bifolium J. O. Sawyer 1971-7-7 2405 Trinity Weaver Bally 1951 Comment
  HSC52986  Galium bolanderi G. L. Clifton, Overton 1979-6-3 3687 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  HSC70191  Galium bolanderi Thomas W. Nelson, Jane P. Nelson 1978-6-23 4330 Trinity Along FS Rd. 30, 1 mi. S of junction with SR 36 Comment
  JEPS52690  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4014 Trinity on Hwy 36 8 mi w Peanut (along creek) Comment
  POM225338  Galium bolanderi Philip A. Munz 1936-8-11 14355 Trinity Above Forest Glenn. 976 Comment
  RSA42013  Galium bolanderi H. C. Cantelow 1936-8-26 1713 Trinity Tangle Blue Creek, 17 miles northwest of Carrville Comment
  JEPS52885  Galium californicum subsp. californicum Lauramay T. Dempster and G. L. Stebbins 1964-6-15 4023 Trinity 1.9 mi nw junction with Mad River Road (road from Ruth to Zenia, ne-facing slope, sw side of lake); Ruth Lake 914 Comment
  SEINET10500719  Galium glabrescens Mary Susan Taylor 1980-7-23 Taylor 3179 Trinity T40N R6W ne sec 15, China Mt quad. Shasta-Trinity Natl Forest, on open serpentine slope in loop in rd 42N17, on N side, ca. 14.5 mi NE of its jct with Hwy 3 at Trumble's Ranch, 0.7 mi S of 40N45 turnoff. 1890 Comment
  UC1196078  Galium mexicanum var. asperulum Joseph P. Tracy 1935-8-4 14527 Trinity 2 mi n Cabin Creek Peak (mountains at head of New River near Rattlesnake Lake) 1706 Comment
  UC195224  Galium mexicanum var. asperulum Annie M. Alexander and Louise Kellogg 1911-7-8 238 Trinity N. Fk. Coffee Cr. 1371 Comment
  HSC19814  Galium porrigens var. porrigens Lauramay T. Dempster, G. L. Stebbins 1963-7-7 3840 Trinity Above Weaverville 640 Comment
  HSC76270  Galium trifidum subsp. subbiflorum Alerie Gizinski 1981-7-9 134 Trinity Near Round Valley Reservation 951 Comment
  HSC57222  Galium triflorum Marvin Butler 1979-7-16 7412 Trinity Near Panther Rock Creek, close to the town of Alderpoint 1045 Comment
  HSC41596  Galium triflorum Thomas W. Nelson, Jane P. Nelson 1977-7-30 3677 Trinity Along S Fork of Black Lassic Creek 1524 Comment
  CAS-BOT-BC182205  Garrya fremontii Joseph P. Tracy 1925-9-6 7260 Trinity Trinity River near Don Juan Point 304 Comment
  CAS-BOT-BC182213  Garrya fremontii Doris K. Kildale 1926-8-15 2525 Trinity Willow Creek Flat, Trinity River Valley 152 Comment
  CAS-BOT-BC182217  Garrya fremontii Herb. G. R. Kleeberger 1879-9-27 s.n. Trinity unspecified Comment
  HSC86355  Garrya fremontii J. O. Sawyer, J. Stephensen, J. Rivera 1985-5-5 4324 Trinity On trail 12W02 from Mary Blaine Mountain to Young's Peak 1707 Comment
  UC130681  Garrya fremontii H. M. Hall Jul 1909 8637 Trinity Coffee Creek; Salmon Mountains 1524 Comment
  UC1562942  Garrya fremontii Barbara Ertter with Thomas J. Delendick 1987-5-16 6956 Trinity w of Weaverville (Hwy 299, ca 33 mi e of Berry Summit, edge of Trinity River, on s side of highway); Trinity River Comment
  UC933380  Garrya fremontii Annie M. Alexander and Louise Kellogg 1948-9-1 5563 Trinity Dedrick Trinity Mountains (Cloride Mine Trail) 1219 Comment
  SBBG5541  Gaultheria ovatifolia H. and M. Dearing 1939-6-28 3739 Trinity near Forest Glen Comment
  HSC40665  Gayophytum diffusum subsp. parviflorum Thomas W. Nelson, Jane P. Nelson 1976-7-1 2941 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  POM249763  Gayophytum diffusum subsp. parviflorum C. L. Hitchcock, J. P. Martin 1939-7-12 5362 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps. 1220 Comment
  RSA66472  Gayophytum diffusum subsp. parviflorum P. A. Munz 1951-7-21 16772 Trinity Fisher Ridge, North Yolla Bolly Mountains. 2195 Comment
  HSC44748  Gayophytum heterozygum Maralyn O'Meara 1971-10-17 32 Trinity Canyon Creek Comment
  HSC73885  Gayophytum heterozygum Gail Newton 1980-7-13 1413 Trinity Near Red Rock. 1509 Comment
  UC1196965  Gayophytum heterozygum Joseph P. Tracy 1935-8-6 14578 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  HSC528  Gentiana calycosa William J. Ferlatte 1967-8-17 961 Trinity Ridge W of Bullards Basin head 2043 Comment
  HSC72110  Gentiana calycosa J. P. Smith 1976-9-7 8992 Trinity Scott Mtn. Campground 1646 Comment
  UCD169041  Gentiana calycosa Joseph M. DiTomaso 1976-8-26 681 Trinity On trail to Landers Lake, 1/4 mile from Union Creek in Union Basin. 1981 Comment
  RSA0049744  Gentiana newberryi var. newberryi Dean Wm. Taylor 2012-9-19 21313 Trinity Devils Lake, cirque on northwest face of Red Mountain, Trinity Mountains 1869 Comment
  CHSC30262  Gentianopsis simplex M. S. Taylor 1980-8-26 3305 Trinity Se side of Parker Meadow, ca. 100 ft n of Swift Creek trail, ca. 9 mi w of Trinity Center. 1615 Comment
  UCD121464  Gentianopsis simplex Joseph M. DiTomaso 1976-8-26 680 Trinity North of junction with Landers Lake Trail in Union Basin. 1920 Comment
  HSC23642  Geranium carolinianum J. O. Sawyer 1970-5-23 2560 Trinity Above New River 244 Comment
  CAS-BOT-BC459373  Geum macrophyllum Eugene Carter 1974-6-12 812 . Trinity Salom- Trinity Alps and vicinity. Along Grizzly Creek Trail near China Gardens. 1097 Comment
  HSC67275  Gilia capitata Thomas W. Nelson, Jane P. Nelson 1980-6-17 5472 Trinity Shasta-Trinity National Forest, along old Hwy. 36, 1 mi. W of Hwy. 3 near Peanut 793 Comment
  HSC68687  Gilia capitata Thomas W. Nelson, Jane P. Nelson 1980-6-18 5589 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  HSC68871  Gilia capitata Thomas W. Nelson, Jane P. Nelson 1980-6-20 5693 Trinity Shasta-Trinity National Forest, along FS Rd. 30N46 at Blue Point on Blue Point Ridge 1372 Comment
  UCD117660  Gilia capitata S. P. Lynch 1973-6-11 310 Trinity east of Peanut on dirt road to Wildwood, approximately 0.5 mile east of Salt Creek Campground. Comment
  HSC23452  Gilia capitata subsp. capitata D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5268 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC44651  Githopsis specularioides J. P. Smith 1973-5-6 6608 Trinity Blanchert Flats near Douglas City Comment
  HSC28785  Glossopetalon spinescens var. aridum J. P. Smith 1973-4-21 6203 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  CAS-BOT-BC302699  Gnaphalium palustre John Thomas Howell 1955-7-17 30679 Trinity Weaverville 609 Comment
  CAS-BOT-BC303179  Gnaphalium palustre P. A. Munz 1936-8-11 14361 Trinity Little Trinity River, Forest Glenn 762 Comment
  HSC40662  Gnaphalium palustre Thomas W. Nelson, Jane P. Nelson 1976-7-1 2944 Trinity Along FS Rd. 5E27, just S of meadow above Senteney Rock 1524 Comment
  HSC54164  Goodyera oblongifolia Gilbert Muth 1979-7-18 8386 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  UCD138965  Goodyera oblongifolia Joseph M. DiTomaso 1975-8-21 288 Trinity 1 mile east of Stuarts Fork Trail on Deer Creek Trail. 1493 Comment
  CAS-BOT-BC229155  Grindelia hirsutula Eugene Carter 1974-6-29 848 Trinity Salmon-Trinity Alps and vicinity. Dry road shoulder along the North Fork Road at old Helena 426 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
  HSC41195  Hackelia bella Thomas W. Nelson, Jane P. Nelson 1977-7-1 3575 Trinity Along Mule Ridge 1555 Comment
  UC933429  Hackelia micrantha Annie M. Alexander and Louise Kellogg 1948-8-10 5464 Trinity Upper Canyon Creek Lake; Trinity Mountains, Trinity Alps 1767 Comment
  RSA258874  Hackelia micrantha Thomas W. Nelson 1973-5-30 996 Trinity Black Lassic Area. 1799 Comment
  HSC91324  Hackelia mundula Jennifer Whipple 1977-7-22 2060 Trinity Deadfall Creek Drainage 2348 Comment
  CHSC110535  Hackelia setosa Julie Kierstead Nelson; Talitha Derksen 2012-6-4 2012 -049 Trinity Butter Creek watershed, Rd. 3N08F (decommissioned); 10 mi W of Hayford, S side of Butter Creek. 1080 Comment
  UCD119390  Hackelia setosa Joseph M. DiTomaso 1975-7-14 131 Trinity Bowerman Meadows. 1737 Comment
  SEINET10474701  Haplopappus ophitidis Mary Susan Taylor 1980-8-20 Taylor 3274 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
  CAS-BOT-BC7470  Harmonia doris-nilesiae T. W. Nelson; B. Williams 1983-6-14 7422 Trinity Along Forest Service road 1N40, 0.25 mil E of junction with road 1N35. 1097 Comment
  HSC96623  Harmonia stebbinsii Thomas W. Nelson, Jane P. Nelson 2003-6-16 9151 Trinity Along Forest Service road 29N33, 1 mi. W of junction with Forest Service road 29N34. 1540 Comment
  UCD132640  Harmonia stebbinsii Thomas W. Nelson; Jane P. Nelson 1980-6-22 5746 Trinity Shasta-Trinity National Forest. Rattlesnake Ridge along road 29N28, 7 miles south of junction with State Route 36 and 1 mile from Goat Camp. 1371 Comment
  UCD160603  Harmonia stebbinsii G. Ledyard Stebbins 1973-6-30 s.n. Trinity Trinity National Forest, ridge east of Hell to Find Lake, a half mile west of Hayfork Creek. (Note from label-maker: the type specimen of Madia stebbinsii occurs along the Shasta-Trinity National Forest road to Hell to Find Lake in T29N, R11W, NE 1/4 of Section 27, and this Stebbins collection may be from that same place, but his notes would indicate it is a different place. Coordinates estimated by label maker.) 1249 Comment
  HSC82458  Hastingsia alba Thomas W. Nelson, Jane P. Nelson 1979-6-14 4771 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  UC130635  Hastingsia alba H. M. Hall July 1909 8541 Trinity Coffee Creek Salmon Mountains, Coffee Creek 1219 Comment
  UCD138408  Hastingsia alba Joseph M. DiTomaso 1975-7-2 103 Trinity Trinity Alps. 50 yards above Stuarts Fork Trail on Sawtooth Ridge Trail. 1524 Comment
  CAS-BOT-BC506192  Hastingsia alba H. M. Hall 1909-7-1 8541 Trinity Salmon Mountains, Coffee Creek 1219 Comment
  CHSC63498  Hazardia whitneyi var. discoidea Vernon H. Oswald; Lowell Ahart 1994-8-1 6429 Trinity Forest Rd. 40N45, 3.0 mi S of Forest Rd. 17, ca. 3.0 mi (air) W of Mt. Eddy. Roadside. 1950 Comment
  CAS-BOT-BC306775  Helenium bigelovii P. A. Munz 1951-7-21 16798 Trinity South slope of North Yolla Bolly Pk. 2286 Comment
  HSC78276  Helenium bigelovii John S. Palmer 1976-7-4 464 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  JEPS35532  Helenium bigelovii W. L. Jepson 1897-7-25 Trinity Foster's Sheep Ranch Soldier Ridge Comment
  CAS-BOT-BC306782  Helenium bigelovii Mrs. E. C. Van Dyke 1931-6-23 s.n. Trinity Nash Mine, above Carville [Carrville] Comment
  HSC39642  Helianthella californica J. P. Smith 1976-5-20 8743 Trinity Eagle Creek Campground. 854 Comment
  CAS-BOT-BC314706  Helianthella californica var. californica Ella Dales Cantelow 1939-6-9 2677 Trinity Summit of Scott Mt. Comment
  CAS-BOT-BC314824  Helianthella californica var. nevadensis John Thomas Howell; Alice Eastwood 1937-6-25 4916 A Trinity Minersville to Trinity Center Comment
  HSC92202  Helianthella californica var. shastensis Jennifer Whipple 1976-8-4 1644 Trinity Near Deadfall Lake 2195 Comment
  RSA0088662  Helianthella californica var. shastensis Bonnie C. Templeton 1968-6-13 11320 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  HSC103639  Helianthella californica var. shastensis Thomas W. Nelson, Jane Nelson 1985-6-20 7858 Trinity Along Forest Service Rd. 39N59, 1.6 mi. from Scott Mountain Campground 1646 Comment
  HSC72733  Hemizonella minima Gail Newton 1980-7-2 943 Trinity Near N Kelsey Peak 1463 Comment
  HSC73651  Hemizonella minima Gail Newton 1980-7-10 1195 Trinity Near Senteney Rock. 1545 Comment
  HSC73828  Hemizonella minima Gail Newton 1980-7-13 1419 Trinity Near Red Rock. 1509 Comment
  HSC75365  Hemizonella minima J. O. Sawyer, K. A. Sawyer 1980-6-18 3437 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  CAS-BOT-BC312133  Hemizonella minima Mrs. H. C. Cantelow 1939-6-8 s.n. Trinity Blake Lookout Road, junction Redbluff Alton Hy. 1 1/10 mi. N. of Blake Lookout Road, South Fork Mts. Comment
  HSC34694  Hemizonella minima Dryden 1975-5-17 191 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  UC314587  Heracleum lanatum Joseph P. Tracy 1923-6-28 6407 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 457 Comment
  UC735059  Hesperochiron californicus Lincoln Constance and Ren Hwa Shan 1946-6-1 3072 Trinity near summit of rd. over Scott Mt. 1615 Comment
  HSC67269  Hesperochiron pumilus Thomas W. Nelson, D. Gordon 1980-5-8 5231 Trinity Along Rd. 1N10 at jct. with 1N38, 3 mi. W of jct. with 2N07 1372 Comment
  CHSC35612  Hesperolinon micranthum Thomas W. Nelson; Jane P. Nelson 1980-6-26 5927 Trinity Six Rivers National Forest. Along Covelo-Zenia Rd. opposite Kettenpaum store. 1066 Comment
  HSC71926  Hesperolinon micranthum Thomas W. Nelson, Jane Nelson 1980-6-26 5927 Trinity Along Covelo-Zenia Rd. opposite Kettenpaum Store. 1067 Comment
  SEINET10972520  Heterocodon rariflorum Raven Raven 13586 Trinity 3.8 MI SE LEWISTON Comment
  UCD72555  Heterocodon rariflorum William J. Ferlatte; Alice Q. Howard 1970-8-8 1278 Trinity Boulder Cr. Basin. 1584 Comment
  UCR48850  Heterotheca oregona R. D. Goeden, Don W. Ricker 1987-9-1 870901- 3 Trinity North Coast Range, Six Rivers Nat. Forest, beside Mad River at Ruth Reservoir 765 Comment
  CAS-BOT-BC311039  Heterotheca oregona var. compacta Ella Dales Cantelow 1939-6-7 2639 Trinity Nr. Van Duzen River, 9.2 mi. s.e. of Dinsmore's Comment
  RSA42052  Heterotheca oregona var. compacta H. C. Cantelow 1936-8-23 1556 Trinity Along Trinity River 5 miles S of Trinity Center 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
  CAS-BOT-BC420740  Heuchera merriamii C. L. Hitchcock; J. S. Martin 1939-7-11 5388 Trinity south shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1889 Comment
  JEPS54951  Heuchera merriamii Wayne Roderick 1965-4-16 Trinity 2.7 - 3.3 mi n of Canyon City (on n-nw-facing cliff along Canyon Creek road; near Junction City) 609 Comment
  HSC91201  Heuchera merriamii Jennifer Whipple 1977-7-22 2041 Trinity Ridgecrest between Dobkins Lake and Dale Creek drainage 2317 Comment
  UCSB24362  Heuchera merriamii Tracy, Joseph 1935-8-7 Trinity Devil's Canyon Mts. , at head of White's Creek 2072 Comment
  HSC35102  Heuchera micrantha John S. Palmer 1975-5-16 331 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC51260  Heuchera micrantha G. L. Clifton, Overton 1979-6-4 4099 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  RSA0066100  Heuchera micrantha var. macropetala J. P. Smith 1975-5-16 8098 Trinity Trails above Trinity River at Grays Falls Campground. 310 Comment
  HSC23421  Heuchera rubescens D. E. Anderson 1971-7-28 5455 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  CAS-BOT-BC319712  Hieracium albiflorum Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville Comment
  HSC56671  Hieracium albiflorum Walter Overton 1979-7-18 8195 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  JEPS74538  Hieracium albiflorum W. J. Ferlatte 1966-8-23 457 Trinity woods above Upper Canyon Creek Meadow; Trinity Alps 1524 Comment
  RSA66429  Hieracium greenei P. A. Munz 1951-7-17 16603 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  CAS-BOT-BC315989  Hieracium nudicaule P. A. Munz 1951-7-17 16602 Trinity Grasshopper Public Camp 2.5 mi. n.w. of Stuart Gap, Norht Yolla Bolly Mts. 1371 Comment
  UC1223078  Hieracium nudicaule Joseph P. Tracy 1950-7-25 19061 Trinity 0.5 mi s of the crossing Hyampom Trail; Top of South Fork Mountain Comment
  CHSC31232  Hieracium scouleri M. S. Taylor 1980-7-1 3017 Trinity 0.5 mi e of Hwy 3 at Trinity Center, s of Swift Creek Rd at turnout where Osprey nest is viewed. 822 Comment
  UC1128016  Holodiscus discolor P. L. Johannsen 1933-6-22 185 Trinity Brandy Creek 396 Comment
  UC1128021  Holodiscus discolor N. French 1932-9-5 10 Trinity Trinity National Forest, Canyon Creek Canyon Creek; Trinity National Forest, Canyon Creek 944 Comment
  UC666855  Holodiscus discolor Joseph P. Tracy 1935-8-8 14707 Trinity near White's Creek Lake (Devil's Canyon Mountains, at head of White's Creek); Devil's Canyon Mountains, White's Creek 1889 Comment
  UC722727  Holodiscus discolor C. L. Hitchcock, J. S. Martin 1939-7-12 5357 Trinity 1 mi above Canyon Creek Meadow (8 mi above Dedrick, Salmon Trinity Alps); Salmon Trinity Alps 1402 Comment
  CAS-BOT-BC152402  Holodiscus discolor var. discolor Carl B. Wolf 1937-8-12 9202 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout 1645 Comment
  JEPS123146  Holodiscus discolor var. microphyllus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 125 Trinity Bonanza King Comment
  HSC90623  Holodiscus microphyllus var. glabrescens Jennifer Whipple 1977-9-9 2315 Trinity Mt. Eddy: Near Lower Deadfall Lake 2165 Comment
  UCD86232  Hordeum murinum subsp. glaucum John Thomas Howell 1955-6-12 30330 Trinity Weaverville. Comment
  CAS-BOT-BC143940  Horkelia daucifolia Lester Rowntree 1937-8-4 s.n. Trinity Between Carrville and Callahan Comment
  HSC41982  Horkelia daucifolia var. daucifolia Ed Cope 1977-5-21 110 Trinity Jct. of Miner's Creek Rd. and Rd. 8 Comment
  UC184881  Horkelia daucifolia var. daucifolia Harry S. Yates 1914-5-26 366 Trinity Stuart Fork 853 Comment
  RSA0088729  Horkelia tridentata Bonnie C. Templeton 1968-6-13 11315 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  RSA323714  Horkelia tridentata D. Atwood 1984-7-18 10436 Trinity Just S of border Ruffian Flat due W of Jeff Davis Peak and 16 airline miles SW of Woodfords, E slope of Sierras's, Toiyabe National Forest. Comment
  HSC63034  Horkelia tridentata var. flavescens J. P. Smith 1973-4-21 6267 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC73496  Horkelia tridentata var. flavescens Gail Newton 1980-7-13 1389 Trinity Near Red Rock. 1509 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
  CAS-BOT-BC201141  Hosackia crassifolia Doris K. Kildale 1927-7-4 3715 Trinity South Fork Mountain on Eureka - Red Bluff road Comment
  CAS-BOT-BC201142  Hosackia crassifolia P. A. Munz 1951-7-17 16594 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  HSC64247  Hosackia crassifolia J. O. Sawyer, Thomas W. Nelson 1978-6-9 3186 Trinity Trail to Red Mtn. 1220 Comment
  CAS-BOT-BC201137  Hosackia crassifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53511 Trinity One-eye Flat, 1.7 miles north of Carrville, Trinity River Canyon 755 Comment
  HSC51096  Hosackia crassifolia var. crassifolia G. L. Clifton, Overton 1979-6-3 3691 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  HSC81896  Hosackia oblongifolia var. oblongifolia Thomas W. Nelson, Jane P. Nelson 1979-7-7 4975 Trinity Wet soil along Davis Creek, W side of Hwy. 3. 793 Comment
  CHSC80198  Hosackia stipularis var. ottleyi L. P. Janeway 1996-6-13 5015 Trinity Klamath Mountain. Fairview Ridge and southwest-facing canyon slope of Papoose Creek; along Papoose Creek Road (Road 34N30) 4.8 mi west of Trinity Mountain and County-Line Road. 890 Comment
  CAS-BOT-BC142668  Howellanthus dalesianus Mrs. H. C. Cantelow 1936-5-21 s.n. Trinity Scott Mt. summit Comment
  CAS-BOT-BC142670  Howellanthus dalesianus William J. Ferlatte; J. Di Tomaso 1976-7-7 1776 Trinity Swift Cr. drainage, ca. 6 miles WNW of Trinity Center. Along U.S.F.S. trail 8 W 13 from Deer Flat to Shimmy Lake 1/4 to 1/2 mi. east of Deer Flat camp. 2011 Comment
  UC56323  Hydrophyllum fendleri var. albifrons Joseph Burtt Davy Jun 21 1899-Jun 23 1899 5750 Trinity Trinity Summit Comment
  UCR84743  Hydrophyllum fendleri var. albifrons 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
  HSC28371  Hydrophyllum occidentale J. P. Smith 1973-4-21 6169 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  UC1239764  Hydrophyllum occidentale Joseph P. Tracy 1926-5-31 7544 Trinity Oregon Gulch Mt. 914 Comment
  HSC26797  Hydrophyllum occidentale Thomas W. Nelson 1971-1 420 Trinity E of Big Flat Comment
  RSA20745  Hydrophyllum occidentale Carl B. Wolf 1937-6-20 8950 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  CAS-BOT-BC400815  Hypericum anagalloides Eugene Carter 1971-7-8 279 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 0.1 mi. NW of Russell Cabin. (Backbone Creek Trail) 1219 Comment
  UC1537664  Hypericum perforatum Gordon H. True Jr. 1937-7-2 746 Trinity near Weaverville 548 Comment
  UC184652  Hypericum perforatum Harry S. Yates 1914-1 419 Trinity Rush Creek Andelines Comment
  HSC22533  Idahoa scapigera D. E. Anderson, J. P. Smith 1970-4-16 5038 Trinity Along road to Ruth Dam, 4.5 mi. S of its junction with Hwy. 36 Comment
  UC902185 Image available Iliamna latibracteata Joseph P. Tracy 1949-7-16 18366 Trinity 1 mile south of the Racetrack, north of crossing Trinity Highway South Fork Mountain. 1645 Comment
Read comments
Feb 27 2012
  UC1197888  Ipomopsis aggregata Joseph P. Tracy 1935-8-9 14720 Trinity back of White's Creek Lake Devil's Canyon (head of White's Creek) 2133 Comment
  UCR5055  Ipomopsis aggregata subsp. formosissima Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  RSA20775  Ipomopsis aggregata subsp. formosissima C. B. Wolf 1937-8-12 9195 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  RSA66890  Iris Philip A. Munz 1951-7-17 16561 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  SEINET7096726  Iris A. G. Vestal 1963-6-5 s.n. Trinity Ca. 4.3 miles south of Hayfork on Route 3 and opposite Clover Gulch. NAD27, 40? deg. 29' 47ao, -123?_ 10' 10ao (converted to WGS84 decimal degrees) UTM Zone 10 485642mE, 4482658mN. Comment
  CHSC35600  Iris macrosiphon Thomas W. Nelson; Jane P. Nelson 1980-5-25 5304 Trinity Six Rivers Nation Forest. Along east side of Red Mountain. 1158 Comment
  HSC51023  Iris macrosiphon G. L. Clifton, Overton 1979-6-3 3860 Trinity Near Hettenshaw Valley, close to town of Alderpoint. 884 Comment
  HSC67356  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1980-5-25 5304 Trinity Six Rivers National Forest, along E side of Red Mtn. 1159 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
  HSC26220  Iris tenuissima J. P. Smith, J. O. Sawyer 1972-5-27 5336 Trinity 1 mi. S of Dan Rice Creek along Scott Mtn. Creek, Hwy. 3 1220 Comment
  HSC34562  Iris tenuissima Lon Hall 1975-5-16 336 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC72860  Iris tenuissima M. A. Baker 1980-6-25 2248 Trinity Near Castle Rock. 1436 Comment
  UC1174752  Iris tenuissima L. W. Lenz and E. K. Balls 1952-5-12 17210 Trinity 1.2 mi n Peanut (on road rom Hwy. 36 to Hayford and Douglas City) 731 Comment
  UCD138806  Iris tenuissima Joseph M. DiTomaso 1976-5-15 448 Trinity Stuarts Fork Trail west of Trinity Lake. 853 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
  RSA135823  Iris tenuissima E. K. Balls 1957-5-25 22570 Trinity 11.4 miles northwest from Forest Glen along State Highway 36 1006 Comment
  RSA136368  Iris tenuissima Lee W. Lenz, E. K. Balls 1955-5-15 20714 Trinity Just east of Del Loma, U.S. Highway 299, Weaverville to Willow Creek 355 Comment
  UCD15143  Ivesia gordonii K. F. Mawdsley 1996-7-11 20 a Trinity At summit of Mt. Eddy. 2750 Comment
  UCD141309  Juncus articulatus subsp. articulatus Ella Dales Cantelow 1937-8-20 1628 Trinity Scott Ranch. Comment
  RSA50256  Juncus bolanderi E. K. Balls 1949-7-4 13803 Trinity Chloride mine, by old cabin, above Dedrick. 915 Comment
  RSA22447  Juncus bufonius var. bufonius J. T. Howell 1937-7-21 13231 Trinity Big Flat. Comment
  CHSC40154  Juncus confusus L. P. Janeway 1983-4-30 251 Trinity Meadow just e of Burnt Ranch USFS campground. 411 Comment
  HSC76162  Juncus covillei G. L. Clifton, Gilbert Muth 1979-7-18 8897 Trinity Near Mad River Campground, close to the town of Mad River. 762 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
  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
  CHSC55158  Juncus effusus subsp. pacificus L. P. Janeway 1987-6-29 2376 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch.' On N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  CHSC99711  Juncus ensifolius L. P. Janeway 2008-7-23 9458 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
  JEPS95390  Juncus ensifolius Vernon H. Oswald and L. Ahart 1994-8-1 6425 Trinity T39N R6W Sec. 10, 6200 ft, Yellow Pine Forest. Forest Rd. 40N45, 4.3 mi N of Forest Rd. 26, ca. 5 mi (air) SW of Mt. Eddy 1889 Comment
  CHSC70195  Juncus howellii Jennifer Whipple 1977-8-4 2132 Trinity Mount Eddy, Klamath Mountains. Meadow and seep areas near the upper Deadfall Lakes. 2346 Comment
  JEPS123118  Juncus howellii D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 010 Trinity Trinity Creek Watershed. Comment
  JEPS81104  Juncus howellii J. P. Smith 1979-6-15 10091 Trinity Eagle Creek Campground Shasta-Trinity National Forest, Bonanza King Quad. 853 Comment
  UC909675  Juncus howellii John Thomas Howell 1937-7-28 13611 Trinity 2 mi s Scott Mountains summit (on road to Carrville) Comment
  HSC81901  Juncus howellii Thomas W. Nelson, Jane P. Nelson 1979-7-7 4970 Trinity Wet soil along Davis Creek, W side of Hwy. 3. 793 Comment
  HSC92711  Juncus howellii Jennifer Whipple 1976-7-26 1592 Trinity Above Deadfall Creek 2226 Comment
  HSC56663  Juncus laccatus Walter Overton 1979-7-17 8164 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  JEPS102217  Juncus laccatus L. P. Janeway 2001-7-16 7355 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  HSC56544  Juncus occidentalis Walter Overton 1979-7-17 7769 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  UC922643  Juncus occidentalis Annie M. Alexander and Louise Kellogg 1948-8-7 5433 Trinity Canyon Creek, tributary of Trinity River Trinity Mountains, Trinity River 1676 Comment
  CHSC117601  Juncus orthophyllus L. P. Janeway; B. Castro 2016-8-1 12138 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1793 Comment
  CHSC82160  Juncus orthophyllus 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
  HSC74210  Juncus orthophyllus M. A. Baker 1980-7-13 2922 Trinity Near Mule Ridge. 1585 Comment
  HSC23430  Juncus orthophyllus Dennis Anderson 1971-7-28 5450 Trinity Vicinity of East Weaver Lake, about 1 mi. from Weaver Bally Lookout. 1921 Comment
  RSA211366  Juncus saximontanus William J. Ferlatte 1967-8-5 773 Trinity Canyon Creek Lakes, Trinity Alps. 1646 Comment
  HSC72646  Juncus tenuis Gail Newton 1980-6-26 659 Trinity Near Underwood Creek. 451 Comment
  JEPS23570  Keckiella corymbosa Peter H. Raven with R. Snow 1958-7-19 13599 Trinity 4.5 mi w Weaverville (along U.S. Hwy 299) Comment
  NY790281  Keckiella corymbosa J. T. Howell 1937-7-31 13704 Trinity Trinity River Canyon, 11 miles west of Big Bar Comment
  HSC21094  Keckiella lemmonii William J. Ferlatte 1967-8-8 860 Trinity Canyon Creek, above McKay Camp 1524 Comment
  HSC40392  Koeleria macrantha Thomas W. Nelson, James Nelson 1976-6-22 2768 Trinity Senteney Rock. 1524 Comment
  CAS-BOT-BC337859  Lagophylla ramosissima L. R. Abrams 1916-7-22 6186 Trinity Summit between Mad and Trinity rivers on Eureka-Red Bluff Road Comment
  HSC68004  Lasthenia californica J. P. Smith 1973-5-6 6602 Trinity Blanchert Flats near Douglas City Comment
  HSC74146  Lasthenia californica M. A. Baker 1980-5-24 1479 Trinity Near Long Ridge. 1006 Comment
  HSC67341  Lasthenia californica Thomas W. Nelson, Jane P. Nelson 1980-5-25 5326 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch. 823 Comment
  CHSC71536  Lathyrus jepsonii var. californicus Vernon H. Oswald; Lowell Ahart 1998-7-28 9375 Trinity Hwy. 36 6.4 mi west of Wildwood Rd., 5.7 mi east of Hwy. 3. On the edge of a roadside ditch. 1219 Comment
  JEPS95106  Lathyrus jepsonii var. californicus Vernon Oswald and Lowell Ahart 1997-7-17 8733 Trinity Forest Route 29 4.3 mi s of Highway 36 (Trinity National Forest); Trinity National Forest 1249 Comment
  UC922598  Lathyrus jepsonii var. californicus Annie M. Alexander and Louise Kellogg 1948-8-24 5550 Trinity Morris Meadow Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  CAS-BOT-BC204999  Lathyrus jepsonii var. californicus Lester Rowntree 1936-7-8 s.n. Trinity Rd. between Callahan & Trinity Center Comment
  UCD106271  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-8 19089 Trinity 1/4 mi. W of bridge over S. Fork Trinity River near Highway 299, near Salyer. Comment
  UCD106372  Lathyrus lanszwertii var. tracyi D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 55 Trinity Philpot Ck. Campground. 807 Comment
  RSA161253  Lathyrus palustris P. H. Raven, R. Shaw 1958-7-19 s.n. Trinity Hobo Gulch Public Camp, 14.3 miles north of Helena. Comment
Read comments
Aug 15 2018
  UC160963  Lathyrus polyphyllus Mrs. M. H. Manning 1901-7-1 61 1/2 Trinity Trinity Summit Comment
  HSC71630  Lathyrus sulphureus J. P. Smith 1973-5-6 6636 Trinity Blanchert Flats near Douglas City Comment
  HSC86352  Lathyrus tracyi J. O. Sawyer, J. Rivera, J. Stephensen 1985-5-3 4320 Trinity W of Edmond's Cabin on trail to old Denny 976 Comment
  HSC41960  Lepidium campestre Ed Cope 1977-5-21 88 Trinity Eagle Creek Campground 851 Comment
  HSC73137  Leptosiphon bolanderi Gail Newton 1980-7-1 840 Trinity Near Hayden Roughs 1219 Comment
  HSC82013  Leptosiphon bolanderi Thomas W. Nelson 1979-5-13 4680 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  HSC23455  Leptosiphon ciliatus D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5261 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  RSA211088  Leptosiphon harknessii William J. Ferlatte 1967-7-5 604 Trinity Trinity Alps: Big Flat, wooded area with scattered openings. 1524 Comment
  UCD118763  Leptosiphon harknessii Joseph M. DiTomaso 1976-7-7 578 Trinity Trinity Alps, 1 mile west of Mumford Meadows on Swift Creek Trail. 1676 Comment
  HSC224  Leptosiphon nuttallii William J. Ferlatte 1966-8-4 308 Trinity Dorleska Mine 1982 Comment
  CAS-BOT-BC341912  Lessingia nemaclada Alice Eastwood; John Thomas Howell 1937-6-25 4945 Trinity Near Trinity Center Comment
  UC1287429  Lessingia nemaclada Willard Spence 1962-7-22 724 Trinity growing in United States Department of Agriculture campground just n bridge over Stuart Fork of the Trinity River (on the road between Weaverville and Trinity Center) Comment
  CHSC114611  Lessingia nemaclada V. Long 1991-8-15 61 Trinity Shasta-Trinity National Forests, Weaverville Ranger Dist. South exposure on hillside above Ruksh Creek. Comment
  SD62324  Lessingia nemaclada Willard Spence 1960-9-7 615 Trinity Road between Weaverville and Trinity Center, 0.6 miles north of bridge over Swift Creek and 1.3 miles south of Trinity Center Comment
  CHSC1367  Lewisia cotyledon F. Roos 1930-3-10 Trinity Trinity Alps. 2133 Comment
  HSC24193  Lewisia leeana D. E. Anderson 1971-7-28 5480 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC4444  Lewisia leeana William J. Ferlatte 1967-8-11 882 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  HSC4447  Lewisia nevadensis William J. Ferlatte 1967-7-6 614 Trinity Dorleska Mine 1982 Comment
  CAS-BOT-BC444189  Lewisia nevadensis Mrs. H. C. Cantelow 1936-5-21 s.n. Trinity Scott Mt. 1630 Comment
  UCD101622  Lewisia nevadensis Joseph M. DiTomaso 1975-6-25 61 Trinity Trinity Alps, Parker Meadows, along Swift Creek Trail. 1615 Comment
  HSC4450  Lewisia triphylla William J. Ferlatte 1967-7-6 618 Trinity Dorleska Mine 1982 Comment
  HSC76405  Ligusticum apiifolium D. K. Imper 1981-7-23 853 Trinity Near Browns Canyon 899 Comment
  HSC411  Ligusticum californicum William J. Ferlatte 1967-8-6 796 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  HSC78710  Ligusticum californicum John S. Palmer 1973-8-3 137 Trinity Bear Lakes Area, W side of Big Bear Lake 1768 Comment
  SEINET10454493  Ligusticum californicum Mary Susan Taylor 1980-6-12 Taylor 2850 Trinity On E side of Underwood Mt Road (5N09), ca. 2.6 mi S of its jct with Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  SEINET10972964  Ligusticum californicum Mary Susan Taylor 1980-8-26 Taylor 3313 A Trinity T36N R9W west center sec 1, Coffee Creek quad. Shasta-Trinity Natl Forest, SE side of Panther Meadow along a creek at forest edge, ca. 100 ft N of Swift Creek trail, ca. 9 mi W of Trinity Center. 1585 Comment
  HSC55414  Ligusticum grayi G. L. Clifton 1979-7-16 7808 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC67408  Lilium kelleyanum Ed Cope, John S. Palmer Jul 1977 536 Trinity South of trail to Granite Lake. 1280 Comment
  CAS-BOT-BC509391  Lilium kelleyanum John Thomas Howell 1937-7-28 13609 Trinity Scott Mt. Creek Comment
  RSA258865  Lilium pardalinum Thomas W. Nelson 1973-7-10 1015 Trinity Black Lassic area, Elev. of Black Lassic 5900 Comment
  CHSC82161  Lilium pardalinum subsp. shastense L. P. Janeway 2001-7-15 7340 Trinity Klamath Ranges. At an un-named spring along Road 29 0.3 km southwest of the crossing of East Fork Smoky Creek; 3.1 km west of Red Mountain. Meadows. 1130 Comment
  CAS-BOT-BC133030  Lilium washingtonianum subsp. purpurascens Eugene Carter 1971-7-3 270 Trinity Along the North Fork Trail 500 feet north of Keystone Flat; North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 944 Comment
  UC666948  Lilium washingtonianum subsp. purpurascens Joseph P. Tracy 1935-8-8 14730 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  JEPS19626  Limnanthes douglasii W. L. Jepson 1934-5-6 16677 Trinity South Fork Mt. Comment
  SD42583  Limnanthes douglasii Carl B. Wolf 1937-6-20 8919 Trinity North Coast Range, along Mad River, 5.8 miles above Eureka; Red Bluff Road on road to Ruth. 456 Comment
  UCR45831  Linanthus ciliatus var. ciliatus Michelle A. Strull 1985-6-25 32 Trinity 0.1 mi. east of Hayfork Bally lookout on Love Letter Springs Road 1871 Comment
  SEINET10496802  Linanthus harknessii Mary Susan Taylor 1980-7-21 Taylor 3151 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
  CHSC37354  Linaria dalmatica subsp. dalmatica Paul Vittori 1981-4-26 12 Trinity Ca. 100 yds ne of Trinity river 50 yds s of Hwy 299w 4 mi w of Del Loma. 358 Comment
  HSC49618  Linaria dalmatica subsp. dalmatica R. York 1979-5-12 287 Trinity Along Trinity River W of the Douglas City BLM Campground 305 Comment
  HSC90054  Linaria dalmatica subsp. dalmatica Grefsrud, Reed, Rohmer 1990-4-28 75 Trinity End of Steelbridge Road, 3.5 mi. N of Hwy. 299. 518 Comment
  CAS-BOT-BC416407  Linnaea borealis subsp. longiflora H. M. Pollard 1953-8-23 s.n. Trinity Banks of Stuart Creek, Trinity Alps Resort Comment
  UC1103030  Listera convallarioides Joseph P. Tracy 1923-7-1 6490 Trinity near summit South Fork Mountain (on road to Low Gap of Mad River); Northern Coast Ranges 1066 Comment
  UC130664  Listera convallarioides H. M. Hall July, 1909 8533 Trinity Coffee Creek Salmon Mountains 1219 Comment
  HSC24071  Lithophragma bolanderi J. O. Sawyer 1970-4-18 2470 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  JEPS43519  Lithophragma campanulatum W. L. Jepson 1934-5-5 16649 Trinity Forest Glen; South Fork Trinity River, Forest Glen Comment
  CAS-BOT-BC435438  Lithophragma glabrum G. R. Kleeberger 1880-5-29 s.n. Trinity Mt. Bally 1219 Comment
  UC909341  Lithophragma glabrum Ira L. Wiggins 1950-5-29 12403 Trinity along Coffee Creek between Lady Gulch and Adams Creek; along Coffee Creek btw Lady Gulch and Adams Creek 1371 Comment
  CAS-BOT-BC94875  Lithophragma glabrum R. C. Wenk 2005-6-17 150 Trinity Coffee Creek, Big Flat Meadow, near Gates cabin at N end of meadow 1524 Comment
  HSC24142  Lithophragma heterophyllum J. O. Sawyer 1970-5-23 2603 Trinity Above New River 244 Comment
  HSC45454  Lithophragma heterophyllum M. Alcasas 1978-5-13 67 Trinity Philpot Campground, within campground 793 Comment
  HSC34546  Lithophragma parviflorum Lon Hall 1975-5-18 371 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  POM332458  Lithophragma parviflorum J. P. Smith 1973-5-6 6613 Trinity Blanchert Flats near Douglas City 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
  CAS-BOT-BC325947  Lithospermum californicum G. R. Kleeberger 1880-5-27 s.n. Trinity Unspecified Comment
  HSC72520  Lolium perenne Gail Newton 1980-7-2 913 Trinity Near Swim Ridge. 1341 Comment
  HSC72662  Lolium perenne Gail Newton 1980-6-26 639 Trinity Near Underwood Creek. 451 Comment
  UC1132213  Lolium temulentum H. S. Yates 1936-6-22 5846 Trinity 4 mi e Salyer; China Flat Quad. Comment
  SEINET7042859  Lomatium A. G. Vestal 1955-5-13 s.n. Trinity Ca. 2.5 miles northwest of Burnt Ranch. Trinity National Forest, Trinity River Valley. Ironside MTN quadrangle UTM Zone 10, 459297mE, 4521429mN. Comment
  HSC73679  Lomatium californicum Gail Newton 1980-7-10 1202 Trinity Near Senteney Rock. 1545 Comment
  HSC67421  Lomatium caruifolium var. denticulatum Thomas W. Nelson, Jane P. Nelson 1980-5-25 5323 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch. 823 Comment
  JEPS2707  Lomatium ciliolatum W. L. Jepson 1897-7-24 14319 Trinity near summit South Yollo Bolly (Soldier's Ridge, se Trinity County); Soldier's Ridge; Soldier's Ridge, near summit of S Yallo Bally 2133 Comment
  HSC39417  Lomatium ciliolatum var. ciliolatum Thomas W. Nelson, James Nelson 1976-6-10 2676 Trinity Above Senteney Rock 1524 Comment
  HSC27401  Lomatium dasycarpum subsp. dasycarpum Dennis Anderson, D. Santana, J. Lackey 1971-7-15 5252 Trinity Along 1 SO 7, Shanty Creek, 5 mi. W of Ruth Dam 1341 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
  SEINET10495660  Lomatium dasycarpum subsp. dasycarpum Botany 118 1985-4-20 BOTANY 118 COLLECTION UMO 176592 Trinity Road bank 0.5 mile north of Hwy 299 along road to Steelbridge Campground. Steep, exposed road bank. Weedy area. 546 Comment
  CAS-BOT-BC229150  Lomatium dissectum var. multifidum Eugene Carter 1974-5-29 764 Trinity Salmon-Trinity Alps and vicinity. Southwest of Jorstad Cabin, Pfeiffer Flat 1325 Comment
  CAS-BOT-BC211137  Lomatium engelmannii Alice Eastwood; John Thomas Howell 1937-6-25 4969 Trinity Between Eagle and Bear Creeks - Trinity River Canyon Comment
  HSC39035  Lomatium macrocarpum J. P. Smith, J. O. Sawyer 1975-6-22 8251 Trinity FS 30N38 from SR 36 to Cold Springs Campground 762 Comment
  HSC91142  Lomatium macrocarpum Jennifer Whipple 1976-7-12 1411 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage. 2195 Comment
  RSA452144  Lomatium macrocarpum N. G. Sugihara 1977-5-21 49 Trinity Eagle Creek Campground. 851 Comment
  UCD127688  Lomatium macrocarpum Joseph M. DiTomaso 1976-5-15 443 Trinity Douglas City, 7 miles east of Weaverville. Comment
  RSA67537  Lomatium nevadense P. A. Munz 1951-7-20 16742 Trinity Black Rock, north Yolla Bolly Mountains 2165 Comment
  HSC49689  Lomatium nudicaule J. O. Sawyer, R. J. Cole 1978-4-20 3094 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC73854  Lomatium nudicaule M. A. Baker 1980-6-25 2295 Trinity Near Castle Rock. 1436 Comment
  HSC47758  Lomatium tracyi Thomas W. Nelson, J. P. Smith 1978-5-6 3985 Trinity Along old State Route 3 at junction with road to Philpot Campground 762 Comment
  HSC47764  Lomatium tracyi Thomas W. Nelson, J. P. Smith 1978-5-6 3991 Trinity Blue Point 1555 Comment
  UC1433901  Lomatium tracyi Joseph M. DiTomaso 1976-7-8 605 Trinity 1 mi. s.e. Parker Divide (on Parker Creek Trail) 1981 Comment
  UC314627  Lomatium tracyi Joseph P. Tracy 1923-6-28 6369 Trinity Northern Coast Ranges, Burnt Ranch 457 Comment
  UC796549  Lomatium tracyi Roxana S. Ferris and Laura Lorraine 1948-6-11 11698 Trinity on State Highway 36, 1.5 mi above Peanut Comment
  HSC70151  Lomatium triternatum Thomas W. Nelson, Jane P. Nelson 1978-6-21 4243 Trinity Along Hwy. 3 at Hayfork Summit 1062 Comment
  HSC22785  Lomatium utriculatum D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5294 Trinity South Fork Mountain, along FS 1S02, the road to Pickett Peak, 0.4 mi. from its junction with Hwy. 36 Comment
  RSA20729  Lomatium vaginatum C. B. Wolf 1937-6-20 8933 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on Road to Ruth. 457 Comment
  SEINET4028585  Lonicera ciliosa C. Davidson 1975-1 2706 Trinity 13.7 miles north of Weaverville on Highway 3. 822 Comment
  CAS-BOT-BC240853  Lonicera interrupta Doris K. Kildale 1926-7-4 3704 Trinity Summit at boundary line between Trinity & Shasta counties on Eureka - Red Bluff road Comment
  CAS-BOT-BC240857  Lonicera interrupta Mrs. H. C. Cantelow 1935-6-13 858 Trinity Nr. Junction City Comment
  CAS-BOT-BC240860  Lonicera interrupta Doris Kildale 1931-5-17 10919 Trinity Hawkins Bar 182 Comment
  RSA113935  Lotus douglasii H. K. Sharsmith 1953-6-26 4361 Trinity Forest-Glen-Peanut road 4.2 miles west of Cold Springs, Trinity National Forest. 1159 Comment
  HSC72963  Lotus humistratus M. A. Baker 1980-6-25 2319 Trinity Near Castle Rock. 1436 Comment
  HSC73868  Lotus humistratus M. A. Baker 1980-7-1 2544 Trinity Near Hayden Roughs. 1402 Comment
  POM225294  Lotus humistratus P. A. Munz 1936-8-12 14377 Trinity Summit half way between Hay Fork and Weaverville Comment
  RSA406399  Lotus micranthus Carolyn Sanford 1977-5-21 380 Trinity Eagle Creek Campground 851 Comment
  RSA275289  Lotus oblongifolius var. nevadensis Thomas W. Nelson 1977-7-30 s.n. Trinity South side of ridge between the forks of Black Lassic Creek. 1646 Comment
  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
  SBBG3450  Lotus pinnatus H. and M. Dearing 1939-6-25 3721 Trinity Blake Lookout, on Horse Ridge, Trinity Mtns Comment
  RSA90329  Lotus procumbens var. jepsonii F. W. Peirson 1908-7-11 2005 Trinity Little Kern River, Sierra Nevada. Comment
  HSC35919  Lotus unifoliolatus var. unifoliolatus J. P. Smith, J. O. Sawyer 1973-7-4 7059 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  SBBG3512  Lupinus H. and M. Dearing 1938-6-28 3734 Trinity Mad River Camp Comment
  UC1080302  Lupinus adsurgens E. K. Balls 1957-5-25 22571 Trinity State Hwy 36, 15.4 mi nw from Forest Glen; nw from Forest Glen 762 Comment
  SEINET10484511  Lupinus adsurgens Thomas W. Nelson, Jane P. Nelson 1979-5-26 Nelson 4750 Trinity Along state route 36 w side of south fork mountain ca 1 mile From junction with ruth lake road Comment
  SEINET10484512  Lupinus adsurgens var. lilacinus H. Dearing, M. Dearing 1939-6-19 Dearing 3680 Trinity Stems postrate or ascending or erect. Leaves green. Flowers lavender. French Creek 914 Comment
  CHSC927  Lupinus affinis M. Anthony 1960-5-13 Trinity 5 mi. N of Weaverville. 640 Comment
  JEPS64904  Lupinus albifrons W. L. Jepson 1934-5-6 16673 Trinity South Fork Mt. Comment
  SEINET10903759  Lupinus albifrons Worley 1985-4-19 WORLEY 27 Trinity Shasta-trinity nat for, steelbridge campground, t33n,r9w,sec.24. H.m. Mixed Conifer, oak and madrone forest 536 Comment
  HSC35001  Lupinus albifrons var. flumineus Thomas W. Nelson 1975-5-17 1819 Trinity Hwy. 299 at the mouth of Browns Creek just N of Douglas City. Comment
  HSC35946  Lupinus albifrons var. flumineus Thomas W. Nelson, Jane P. Nelson 1975-6-20 1965 Trinity Along Rd. 5E27 just N of jct. with 1S07 1524 Comment
  HSC74233  Lupinus albifrons var. flumineus M. A. Baker 1980-7-12 2827 Trinity Near Black Lassic 1753 Comment
  HSC34825  Lupinus bicolor Robert M. Specht 1975-5-17 205 Trinity Humboldt Meridian; along Hwy. 299 at Hayden Flat Campground 390 Comment
  CAS-BOT-BC208869  Lupinus breweri var. breweri John S. Palmer 1974-7-16 231 Trinity Southwest side of ridge southwest of Big Bear Lake, Bear Lakes Area 2072 Comment
  HSC32229  Lupinus croceus J. O. Sawyer 1971-8-27 2464 Trinity Slopes above Landers Lake 2302 Comment
  JEPS87864  Lupinus croceus Vernon H. Oswald and L. Ahart 1994-6-14 6300 Trinity Forest Rd 25 w Castella (w of Ramshorn Summit); n side Ramshorn Creek, Ramshorn Summit 1280 Comment
  UC130650  Lupinus croceus H. M. Hall July, 1909 8610 Trinity Dorleska Salmon Mountains (Salmon Mountains) 1981 Comment
  CAS-BOT-BC8205  Lupinus croceus var. pilosellus Alice Eastwood; John Thomas Howell 1937-6-25 4965 Trinity Between Eagle and Bear Creeks Comment
  HSC14884  Lupinus densiflorus var. densiflorus R. Spellenberg 1964-6-16 431 Trinity 1 mi. E of Cedar Flat, near Burnt Ranch Comment
  HSC103443  Lupinus elmeri Thomas W. Nelson 2005-6-8 9346 Trinity Along Forest Service Road 34N66, 0.5 mi. past FS Rd. 34N80. 940 Comment
  JEPS109560  Lupinus elmeri Dean Wm. Taylor, Tom Engstrom 2002-7-19 18248 Trinity South Fork Mountain, Pickett Peak, opening along natural gas pipeline ca. 0.3 miles West from Forest Road 1S02 1645 Comment
  RSA167461  Lupinus elmeri Joseph P. Tracy 1941-8-24 17021 Trinity South Fork Mountains, near Cold Springs to end of road, near Blake Lookout 1646 Comment
  HSC46786  Lupinus lapidicola William J. Ferlatte 1976-7-8 1795 Trinity Near head of Parker Creek, a tributary of Swift Cr. 1921 Comment
  JEPS75966  Lupinus lapidicola William J. Ferlatte 1976-7-8 1795 Trinity near head Parker Creek (a tributary of Parker Creek); Trinity Alps, nr head Parker Cr, tributary of Swift Creek 1920 Comment
  HSC73531  Lupinus latifolius Gail Newton 1980-7-13 1452 Trinity Near Mule Ridge 1646 Comment
  HSC103106  Lupinus latifolius var. latifolius M. Mesler 2010-7-15 829 Trinity South Fork Mtn, FS rd 1N19 off rd 4N12 1662 Comment
  SBBG8897  Lupinus latifolius var. viridifolius H. and M. Dearing 1939-6-16 3659 Trinity Trinity County-Shasta County line [no specific locality] Comment
  UC184638  Lupinus lepidus var. sellulus Harry S. Yates June 1914 404 Trinity Rush Creek Comment
  HSC36797  Lupinus luteolus Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2041 Trinity Beside branch rd. off Rd. 1S07 Comment
  HSC40137  Lupinus luteolus Thomas W. Nelson, Jane P. Nelson 1976-8-4 3157 Trinity Along Mule Ridge just W of Red Rock. 1585 Comment
  RSA89776  Lupinus luteolus Philip A. Munz 1954-7-23 19858 Trinity S Fork Mts, 1 mile W of summit on road from Dinsmore, Humboldt County, to Forest Glen. 1220 Comment
  HSC89719  Lupinus sellulus var. sellulus Levine, Pacheco, Murphy 1989-4-28 39 Trinity Salyer Rest Stop, Hwy. 299, 3.9 mi. E of Humboldt Co. 229 Comment
  RSA113220  Lupinus subvexus var. subvexus E. K. Balls, Lee W. Lenz, B. K. Balls 1955-5-15 20713 Trinity 1 mi. w. of Junction City, along U.S. Hwy. 299 to Helena. 335 Comment
  UC1446109  Lupinus tracyi Timothy P. Spira 1979-7-27 424 Trinity along trail from Devil's Hole to Grogon's Hole vic. Trinity Summit Guard Station; Salmon Mtn. Quad., Vic. Trinity Summit Guard Station 1920 Comment
  HSC51294  Luzula comosa G. L. Clifton, Overton 1979-6-4 4137 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC67154  Luzula comosa J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8508 Trinity Gray Creek Rd. 0.25 mi. from its junction with Hwy. 299 Comment
  HSC69795  Luzula comosa Thomas W. Nelson, Jane P. Nelson 1978-3-25 3829 Trinity Terrace above Canyon Creek at Lower Canyon Creek Meadow 915 Comment
  RSA47991  Luzula comosa Roxana S. Ferris, Laura Lorraine 1948-6-11 11679 Trinity Jct of Mad River Rock Lookout Station Road & Hwy 36, 24 miles E of Bridgeville, 6 Rivers National Forest. Comment
  CAS-BOT-BC436712  Luzula comosa var. laxa L. R. Abrams 1916-7-22 6708 Trinity Between Mad and Trinity Rivers on Eureka Red Bluff Road Comment
  UC843096  Luzula divaricata John Thomas Howell 1937-7-25 13510 Trinity Summit between Caribou Basin and Stuart Fork of Trinity River bet Caribou Basin and Stuart Fork Trinity River 2225 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
  RSA736182  Madia V. A. Funk, Linda M. Prince 2003-6-25 12449 Trinity 56 miles west of Red Bluff and 18.3 miles east of Forest Glen along rt 36. 317 Comment
  NY214971  Madia doris-nilesiae T. W. Nelson 1983-6-14 7422 Trinity Along Forest Service Road 1N40 0.25 mile east of junction with Road 1N35 1097.3 Comment
  HSC5974  Madia elegans William J. Ferlatte, B. D. Rogers 1966-6-7 2068 Trinity Near Hay Fork summit 1189 Comment
  UC1553544  Madia elegans E. Dean 1988-6-28 84 Trinity just e Elk Gulch (along rd 35N31Y-C, Trinity Lake area); Trinity Lake 1300 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
  RSA249418  Madia elegans D. E. Anderson, Thomas Nelson, S. Dowty 1972-6-16 5691 Trinity Along ridge road on South Fork Mtn. ca. 5 miles north of its junction with Highway 36. Comment
  POM362156  Madia elegans subsp. elegans Brad W. Klipfel 1975-5-3 591 Trinity Gray's Falls, along the north side of the Trinity River Comment
  HSC57276  Madia exigua G. L. Clifton, Butler 1979-7-18 8418 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC71692  Madia exigua Gail Newton 1980-6-26 622 Trinity Near Underwood Creek. 451 Comment
  HSC82008  Madia exigua Thomas W. Nelson, Jane P. Nelson 1979-6-15 4845 Trinity Mouth of Bear Creek 915 Comment
  SEINET3148094  Madia exigua Mrs. M. H. Manning 1901-1 102 Trinity At Trinity Summit 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
  HSC70812  Madia gracilis Gail Newton 1980-7-3 1008 Trinity Near Horsehead Mtn. 1753 Comment
  HSC71535  Madia gracilis J. P. Smith, Thomas W. Nelson 1979-6-26 10219 Trinity Shasta-Trinity National Forest, Philpot Campground on Philpot Creek. 793 Comment
  RSA293114  Madia gracilis subsp. gracilis J. P. Smith, Thomas W. Nelson 1979-6-26 10219 Trinity Shasta-Trinity National Forest. Philpot Campground on Philpot Creek 793 Comment
  RSA24332  Mahonia aquifolium C. B. Wolf 1941-2-27 9966 Trinity Trinity Mountain region, Bell Creek on road from Hawkins Bar to Denny 610 Comment
  RSA608672  Mahonia repens L. C. Wheeler 1963-9-13 8390 Trinity West side of Haman Ridge, Kekawaka Creek drainage: Ben Duncan's place, 11 miles S of Zenia. Comment
  UCD139066  Maianthemum racemosum Joseph M. DiTomaso 1975-6-24 50 Trinity below Gibson Meadows on Granite Creek Trail. 1767 Comment
  HSC38977  Maianthemum racemosum subsp. amplexicaule J. O. Sawyer, K. A. Sawyer, J. P. Smith 1974-6-28 2641 Trinity Deer Creek Trail at junction with trail to Luella Lake 1951 Comment
  HSC50887  Maianthemum racemosum subsp. amplexicaule G. L. Clifton, Overton 1979-6-3 3660 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC73262  Maianthemum racemosum subsp. amplexicaule M. A. Baker 1980-7-12 2815 Trinity Near Black Lassic 1753 Comment
  HSC78361  Maianthemum racemosum subsp. amplexicaule John S. Palmer 1974-9-14 271 Trinity Bear Lakes Area, S of Big Bear Lake 1951 Comment
  RSA244968  Maianthemum racemosum subsp. amplexicaule J. P. Smith 1973-4-7 5952 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
  HSC34551  Maianthemum stellatum Lon Hall 1975-5-17 366 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  HSC38984  Maianthemum stellatum J. O. Sawyer, K. A. Sawyer, J. P. Smith 1974-6-29 2649 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  HSC78471  Maianthemum stellatum John S. Palmer 1973-6-19 65 Trinity Bear Lakes Area along trail to Big Bear Lake 1341 Comment
  HSC35949  Malacothrix floccifera Thomas W. Nelson 1975-6-20 1960 Trinity Black Lassic area 1799 Comment
  JEPS98743  Malacothrix floccifera Sue Pappalardo 1995-6-19 699 Trinity along FS Rd. 3N28 near its end Shasta-Trinity National Forests, Hayfork Ranger District 720 Comment
  UC532429  Malacothrix floccifera Joseph P. Tracy 1936-8-8 15134 Trinity on ridge 2 mi e Groves Prairie; Trinity Summit 1524 Comment
  CAS-BOT-BC347602  Malacothrix floccifera Eugene Carter 1972-6-10 425 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along North Fork Trail near Keystone 914 Comment
  HSC103932  Malacothrix floccifera M. S. Taylor 1980-6-17 2907 Trinity N side of Hwy. 30, ~3 mi. S of Wildwood 1220 Comment
  UC2046575  Melica William J. Ferlatte 1974-7-26 1596 Trinity near Big Flat Campground Comment
  JEPS129811  Melica aristata John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-14 2179 B Trinity NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  UC1145135  Melica aristata Joseph P. Tracy 1950-7-25 19056 Trinity n of crossing of Trinity Hwy South Fork Mtn 1645 Comment
  CDA10810  Melica californica G. F. Hrusa 1993-7-24 11380 Trinity Trinity Mountains; Head of Scorpion Creek, in vicinity of pool from which creek arises. Ridge to N of Bonanza King Lookout. 1584 Comment
  RSA296766  Melica californica J. P. Smith, Thomas W. Nelson, J. O. Sawyer 1978-5-6 9798 Trinity Shasta-Trinity National Forest. Philpot Campground on Plummer Creek Road. 823 Comment
  UC1553577  Melica californica E. Dean 1988-6-4 12 Trinity trail nw, which turns sw along Boulder Creek Whiskey Town Rec. Unit, NEED Camp; Shasta-Trinity Nat. Forest 609 Comment
  JEPS97197  Melica fugax Julie Kierstead Nelson 1995-7-23 95020 Trinity 8 mi SW of Castella (Tamarack Lake, N side, E of outflow creek); Mt. Shasta Ranger District 1798 Comment
  UC1103759  Melica fugax Joseph P. Tracy 1935-8-3 14473 Trinity Mary Blaine Mt. 1950 Comment
  HSC23438  Melica geyeri Dennis Anderson, D. Santana, J. Lackey 1971-7-15 5245 Trinity On spur road to logging landings, 0.8 mi. from its junction with 1 SO 7 Comment
  HSC64243  Melica harfordii J. O. Sawyer, Thomas W. Nelson 1978-6-9 3182 Trinity Trail to Red Mtn. 1220 Comment
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Feb 19 2013
  HSC73860  Melica harfordii M. A. Baker 1980-7-1 2546 Trinity Near Hayden Roughs. 1402 Comment
  HSC86338  Melica harfordii J. P. Smith 1982-6-19 10460 Trinity French Creek Rd., 2.1 mi. from its junction with Hwy. 299 549 Comment
  UC1155011  Melica harfordii Richard Spellenberg 1965-6-12 1097 Trinity 2 mi e Burnt Ranch (Spellenberg property) Comment
  UC2062564  Melica harfordii Belinda Lo 2017-7-9 337 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, Trinity Alps Wilderness, Bear Creek Trail. Comment
  POM204800  Melica spectabilis Jos Burtt Davy, Blasdale 1899-6-21 s.n. Trinity Trinity Summit Comment
  HSC92538  Melica stricta Jennifer Whipple 1976-7-23 1501 Trinity Deadfall Creek Drainage. 2256 Comment
  CAS-BOT-BC264203  Melica subulata Joseph P. Tracy 1935-8-3 14447 Trinity Mary Blaine Mt. 1950 Comment
  UC552704  Melica subulata Joseph P. Tracy 1935-8-3 14474 Trinity Mary Blaine Mt. 1950 Comment
  CHSC66333  Melilotus officinalis V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7943 Trinity High North Coast Range. Deer Lick Springs Rd. (Forest Rd. 30N02) 1.5 mi N of its jct with Forest Route 1 (30N01), NW of Plantina. 1127 Comment
  CDA5712  Mentha pulegium R. Spadoni 1991-8-9 Trinity Mad River. 0 Comment
  CDA5705  Mentha spicata T. C. Fuller 1962-8-6 9340 Trinity Opposite St. Gilbert s Catholic Church, Lewiston. 0 Comment
  HSC92127  Mentzelia dispersa Jennifer Whipple 1976-8-11 1668 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC37177  Mentzelia laevicaulis J. D. Ackerman 1975-7-19 594 Trinity Between Jct. City and Big Bar-Big Flat, along Trinity River. Comment
  OBI29450  Mentzelia laevicaulis Wallace Weber, John C. Cooke, Donald J. Pinkava, & David J. Keil 1969-8-19 2199 Trinity Rte 299, 14.2 mi E of Manzanita Crk Comment
  CHSC41216  Micranthes fallax J. D. Jokerst 1984-4-17 1978 Trinity Ca. 2 mi N of Trinity Alps Resort, slopes S of Stoney Creek. 853 Comment
  CAS-BOT-BC429099  Micranthes odontoloma Joseph P. Tracy 1935-8-6 14681 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek. 1889 Comment
  SEINET6413432  Micropus californicus var. californicus R. Spellenberg 2014-5-26 14827 Trinity Blanchard Flats on Blanchard Flat Road, 3.5 km S of CA highway; 3.6 km S of Douglas City. 605 Comment
  CAS-BOT-BC322668  Microseris laciniata Doris Kildale 1931-5-17 10738 Trinity Hawkins Bar 182 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
  CAS-BOT-BC349382  Microseris nutans G. R. Kleeberger 1880-6-1 s.n. Trinity Unspecified Comment
  HSC71684  Microseris nutans M. A. Baker 1980-6-25 2372 Trinity Near Castle Rock 1280 Comment
  UC933415  Microseris nutans Annie M. Alexander and Louise Kellogg 1948-8-8 5448 Trinity lower end Upper Canyon Creek Lake; Trinity Mountains 1767 Comment
  HSC26406  Microsteris gracilis J. P. Smith, J. O. Sawyer 1973-3-11 5856 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  HSC73501  Microsteris gracilis Gail Newton 1980-7-13 1407 Trinity Near Red Rock. 1509 Comment
  UCD118902  Microsteris gracilis Joseph M. DiTomaso 1976-7-7 579 Trinity Trinity Alps, ca. 1 mile west of Mumford Meadows on Swift Creek Trail. 1676 Comment
  JEPS10546  Mimulus breweri W. L. Jepson 1897-7-24 56 m Trinity South Yallo Balley Comment
  RSA67461  Mimulus guttatus P. A. Munz 1951-7-18 16665 Trinity N. slope of N. Yolla Bolly Pk., North Yolla Bolly Mts. Line of Tehama Co-Trinity Co. 1982 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
  HSC64379  Mimulus kelloggii J. O. Sawyer, R. Jane Cole 1978-4-20 3149 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 Comment
  HSC82095  Mimulus kelloggii Thomas W. Nelson, Jane P. Nelson 1980-5-25 5293 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  HSC35663  Mimulus layneae J. P. Smith, J. O. Sawyer 1973-7-4 7054 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC71252  Mimulus layneae J. P. Smith, J. O. Sawyer 1975-6-23 8325 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  HSC75078  Mimulus layneae J. P. Smith 1979-6-15 10087 Trinity Shasta-Trinity National Forest, Eagle Creek Campground. 854 Comment
  JEPS81051  Mimulus layneae Thomas Nelson, Jane Nelson and J. P. Smith 1978-7-24 4491 Trinity along Bully Choop Rd. ca. 2 mi from road to lookout French Gulch Quad. 1371 Comment
  JEPS94907  Mimulus layneae Vernon H. Oswald and Lowell Ahart 1998-7-28 9399 Trinity Highway 3 s of Hayfork and 3.5 mi n of Highway 36 Hayfork 792 Comment
  RSA49845  Mimulus layneae E. K. Balls 1949-7-1 13754 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
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Oct 3 2014
  UC582595  Mimulus layneae Joseph P. Tracy 1932-6-17 10163 Trinity Ruth 822 Comment
  RSA535566  Mimulus layneae David M. Thompson 1989-7-1 1028 Trinity Blue Ridge, 2.4 mi S of Hobo Gulch Camp, 14 mi N of Hwy 299 along Backbone Gulch Road. 1125 Comment
  RSA79616  Mimulus layneae P. A. Munz 1952-6-29 17846 Trinity Grizzly Creek, branch of North Fork of Trinity River, North of Helena. 1037 Comment
  UC1239037  Mimulus layneae Freed W. Hoffman 1948-7-4 2426 Trinity Bayles to Trinity Center Road North Coast Ranges, Trestle Creek 1280 Comment
  UCD69090  Mimulus layneae D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-15 s.n. Trinity Trinity National Forest. Peanut, Ca. Salt Creek. 745 Comment
  UC446450  Mimulus microphyllus Annie M. Alexander and L. Kellogg 1911-7-8 236 Trinity N. Fk. Coffee Cr. Comment
  HSC23417  Mimulus moschatus D. E. Anderson 1971-7-28 5447 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC35659  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1975-7-20 2082 Trinity Van Duzen River; Brown's Canyon Campground Comment
  HSC44828  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson 1977-7-30 3674 Trinity S fork of Black Lassic Creek. 1463 Comment
  UC2046549  Mimulus moschatus William J. Ferlatte 1974-8-16 1666 Trinity upper end of Siligo Meadows; in bog Comment
  JEPS14947  Mimulus nanus var. nanus Joseph P. Tracy 1937-7-2 15393 Trinity on ridge 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  JEPS4008  Mimulus nanus var. nanus W. L. Jepson 1897-7-24 37 m Trinity Soldier Ridge Yallo Balley Mountains Comment
  HSC34712  Mimulus nanus var. nanus Thomas W. Nelson 1974-7-20 1690 Trinity Along S approach to Black Lassic 1799 Comment
  JEPS74578  Mimulus nasutus W. Ferlatte 1966-6-1 2022 Trinity 1 mi w Hayden Flat campground (along Hwy. 299) 365 Comment
  UC176051  Mimulus nasutus Joseph P. Tracy 1913-6-24 4306 Trinity 6 mi above Ruth; Northern Coast Ranges, Mad River Valley 914 Comment
  UCR32141  Mimulus primuloides David J. Keil 1983-7-3 17373 Trinity c. 1.5 mi south of Scott Mountain Pass on State Route 3 1524 Comment
  JEPS22955  Mimulus pulsiferae Volney Rattan June 1883 Trinity near Hyampom Comment
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Mar 8 2015
  JEPS22037  Mimulus pulsiferae Rimo Bacigalupi with Dr. Reino and Dr. Aloha Alava 1958-9-2 6843 Trinity Siskiyou-Trinity Co. Line Scott Mountain 1889 Comment
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Jan 4 2012
  JEPS10797  Mimulus tilingii Joseph P. Tracy 1935-8-6 14680 Trinity head North Fork of White's Creek; Devil's Canyon Mts., White's Creek Lake 1889 Comment
  UCD122912  Mimulus tilingii William J. Ferlatte; Alice Q. Howard 1970-8-9 1292 Trinity Boulder Cr. Lakes, Trinity Alps. 1889 Comment
  CAS-BOT-BC479727  Minuartia douglasii Dana York 2010-5-8 2993 Trinity Six Rivers National Forest, ca. 1 km NE of the New River/Trinity River confluence, on spur ridge between the rivers 225 Comment
  HSC81559  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1980-5-25 5291 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  CAS-BOT-BC388908  Minuartia douglasii Eugene Carter 1971-6-16 235 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 1 1/4 mi. up White's Creek Trail 975 Comment
  RSA106759  Minuartia douglasii L. S. Rose 1955-6-13 55078 Trinity 1 mile SW of Peanut. 762 Comment
  HSC41206  Minuartia nuttallii subsp. gregaria Thomas W. Nelson, Jane P. Nelson 1977-7-4 3616 Trinity Along Mule Ridge 1555 Comment
  CHSC35540  Minuartia rosei Thomas W. Nelson; Jane P. Nelson 1980-6-17 5494 Trinity Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24. 944 Comment
  UC130658  Mitella diversifolia H. M. Hall July, 1909 8530 Trinity Coffee Creek Salmon Mountains 1066 Comment
  RSA48572  Mitella trifida P. A. Munz 1949-5-15 13224 Trinity Ripstein Public Campground. Canyon Creek. Dedrick. 976 Comment
  RSA49450  Mitella trifida E. K. Balls 1949-7-3 13785 Trinity 0.7 mile above Bear Creek (right fork) above Dedrick. 915 Comment
  HSC42077  Moehringia macrophylla Tom Duebendorfer 1977-5-21 41 Trinity Eagle Creek Campground 851 Comment
  UC130595  Monardella odoratissima subsp. glauca H. M. Hall July 1909 8602 Trinity Dorleska Salmon Mountains 1981 Comment
  UC184684  Monardella odoratissima subsp. pallida Harry S. Yates 1914-6-17 441 Trinity Baxter Gulch Comment
  UC922590  Monardella odoratissima subsp. pallida Annie M. Alexander and Louise Kellogg 1948-8-18 5502 Trinity East Fork Canyon Creek Lake, Trinity Mountains. 1752 Comment
  JEPS109646  Monardella purpurea Dean W. Taylor 2002-6-21 18179 Trinity Hayfork Divide, jeep road ca. 0.5 miles north of Hayfork Summit on HIghway 3 1188 Comment
  HSC75621  Monardella villosa J. O. Sawyer, D. A. Thornburgh 1980-9-15 4088 Trinity Proposed Ruth Research Natural Area 1372 Comment
  SEINET12326757  Monardella villosa subsp. sheltonii M. S. Taylor 1982-1 5171 Trinity T32N R10W NW sec12, Weaverville quad. Douglas City Recreation Area (BLM Campground), ca 0.5mi SW of* 488 Comment
  UC2035924  Monardella villosa subsp. villosa C. Epling 1933-8-21 Trinity Trinity River Comment
  CAS-BOT-BC444637  Montia chamissoi P. A. Munz 1951-7-22 16818 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 Comment
  RSA66864  Montia chamissoi P. A. Munz 1951-7-22 16818 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  CAS-BOT-BC444880  Montia fontana Joseph P. Tracy 1941-6-29 16952 Trinity Hettenshaw Valley 944 Comment
  HSC100359  Montia howellii J. McRae 2006-4-17 302 Trinity Ironside Mountain, Grays Falls Campground picnic area in road. 282 Comment
  JEPS127653  Montia parvifolia Jurriaan M. de Vos 2014-6-28 297 Trinity Shasta-Trinity NF. At ca. 8.9 miles N along Canyon Creek Road from Junction City, W of Weaverville. Comment
  HSC92624  Muhlenbergia filiformis Jennifer Whipple 1977-9-9 2298 Trinity Klamath Mountains, Mount Eddy. Near the upper Deadfall Lakes. 2317 Comment
  RSA245194  Muhlenbergia filiformis D. E. Anderson 1971-7-28 5443 Trinity Vicinity of East Weaver Lake. About 1 mile from Weaver Bally Lookout (which is on Forest Service Rd 33N38, NW of Weaverville). 1921 Comment
  CHSC101173  Muhlenbergia richardsonis Nick Otting; Danna Lytjen 2005-9-5 1272 A Trinity Trinity Alps, headwaters of Bear Creek, off forest trail 9W10, 16.5 air miles north-northeast of Weaverville. 2118 Comment
  CDA10818  Nama lobbii G. F. Hrusa 1993-7-24 11392 Trinity Trinity Mountains; Immediately to N of saddle, approx. 1 m. N of headwaters of Scorpion Creek, on ridge to N of Bonanza King Lookout. 1584 Comment
  OBI11339  Navarretia atractyloides Rimo Bacigalupi, G. T. Robbins 1954-6-28 4651 Trinity Roadside, Helena; elevation 1404 feet. 428 Comment
  UC906682  Navarretia divaricata Joseph P. Tracy 1941-8-24 17022 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  UC908396  Navarretia divaricata Joseph P. Tracy Jul 16 1930-Jul 19 1930 9108 Trinity South Fork Mountain Northern Coast Ranges 1524 Comment
  HSC71739  Navarretia leptalea M. A. Baker 1980-6-25 2366 Trinity Near Castle Rock 1280 Comment
  HSC17008  Navarretia leptalea Malcolm L. Byce 1936-7-27 417 Trinity 2 mi. W of Minersville Ranger Station Comment
  UC60874  Navarretia leucocephala subsp. bakeri Mrs. M. H. Manning Jun 1901 99 Trinity Trinity Summit Comment
  SEINET4674652  Navarretia linearifolia subsp. pinnatisecta Thomas Nelson, Jane Nelson 1977-7-30 3683 Trinity Just north of the North Fork of Black Lassic Creek.; 0 1463 Comment
  CAS-BOT-BC232764  Navarretia sinistra subsp. pinnatisecta Alva Day; Orbelia Robinson 1984-6-29 84 -19 Trinity Highway 3, 14 miles N of Weaverville, Stony Creek (swim area). Slope between road and drainage ditch Comment
  HSC55546  Navarretia squarrosa G. L. Clifton 1979-7-19 8797 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  SEINET12332638  Navarretia tagetina J. D. Jokerst 1981-1 1345 Trinity W of the Reese Brothers Coal Mine Comment
  UC602555  Nemacladus capillaris Joseph P. Tracy 1923-6-30 6478 Trinity s edge Hay Fork Valley; Northern Coast Ranges 792 Comment
  HSC65640  Nemophila heterophylla J. P. Smith 1973-5-6 6631 Trinity Blanchert Flats near Douglas City Comment
  HSC35267  Nemophila parviflora Scott M. Kruse 1975-5-16 22 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC59989  Nemophila parviflora J. O. Sawyer, R. J. Cole 1978-4-20 3113 Trinity Above Hwy. 299 at White's Bar. Comment
  JEPS1524  Nemophila parviflora W. L. Jepson 1934-5-6 16665 Trinity South Fork Mt. Comment
  CAS-BOT-BC231224  Nemophila parviflora var. austiniae Annie M. Alexander 1949-7-3 5763 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area 2103 Comment
  UC922475  Nemophila parviflora var. austiniae Annie M. Alexander and Louise Kellogg 1949-7-3 5763 Trinity saddle between North Yolla Bolly and Black Rock Mountains (sw slope Yolla Bolly); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC28810  Nemophila pedunculata J. P. Smith 1973-4-21 6247 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC42104  Nemophila pedunculata Sue Sweet 1977-7-17 33 Trinity Philpot Campground 1.2 mi. W of Peanut 762 Comment
  UC1043541  Nicotiana quadrivalvis P. C. Everett and E. K. Balls 1954-10-15 20302 Trinity 1.5 mi n Peanut (5.5 mi s of Hayfork on road to Peanut); ; 12/2/83 anther taken. Pollen slides to be provided.--P. Hall 792 Comment
  HSC35190  Noccaea fendleri subsp. glauca R. M. Sullivan 1975-5-17 81 Trinity Along Hwy. 299 at Hayden Flat Campground 390 Comment
  HSC38973  Noccaea fendleri subsp. glauca J. O. Sawyer, J. P. Smith 1974-6-28 2638 Trinity Below Luella Lake 2073 Comment
  HSC46740  Noccaea fendleri subsp. glauca William J. Ferlatte 1975-5-21 1683 Trinity Canyon of the Stuart of the Trinity River, 1.9 mi. W of Hwy. 3 near Weber Flat, N side of road 793 Comment
  HSC86377  Noccaea fendleri subsp. glauca J. O. Sawyer 1983-6-19 4214 Trinity Slopes W of Cory Peak summit 2359 Comment
  HSC91011  Noccaea fendleri subsp. glauca Jennifer Whipple 1977-5-27 1897 Trinity Near parking area by the road for the Lower Deadfall Lakes 1951 Comment
  SEINET3136019  Notholithocarpus densiflorus R. W. Spellenberg 1987-7-16 9202 Trinity Ca 3 mi SE of Burnt Ranch, 1 mi SW of Hwy 299, Spellenberg property 488 Comment
  HSC85721  Nuphar polysepala J. P. Smith 1980-8-23 10335 Trinity Shasta-Trinity National Forest, Lake Eleanor 1524 Comment
  CDA5213  Oenothera glazioviana T. C. Fuller 1962-8-6 9349 Trinity Highway 299 to Big Bar, 3.0 miles west of Junction City. 0 Comment
  HSC39992  Olsynium douglasii var. douglasii J. O. Sawyer 1970-4-3 2100 Trinity Along road up to Scott Mtn. on S side 945 Comment
  UCR37956  Onychium densum P. Williams, B. Kearney, M. Malamus 1984-5-12 16 Trinity Philpot [Cold Springs] Campground 979 Comment
  UCD134701  Oreostemma alpigenum var. andersonii Joseph M. DiTomaso 1976-7-6 549 Trinity Trinity Alps. Parker Meadows on Swift Creek Trail. 1615 Comment
  UCD134703  Oreostemma alpigenum var. andersonii Joseph M. DiTomaso 1975-8-27 305 Trinity Trinity Alps. Meadow northwest of Landers lake. 2148 Comment
  HSC68747  Orobanche fasciculata Thomas W. Nelson, Jane Nelson 1980-6-18 5597 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  RSA0059181  Orobanche fasciculata Harry Stanley Yates 1914-5-25 354 Trinity Musser Hill. 914 Comment
  HSC45792  Orobanche uniflora Brad Klipfel 1975-5-3 601 Trinity Gray's Falls, along N side of the Trinity River, S-facing slope Comment
  HSC16877  Orobanche uniflora John L. Heywood, D. H. Norris 1968-3-30 1789 Trinity Hwy. 299, 8.94 mi. E of Humboldt Co. line. Comment
  HSC64966  Orthilia secunda D. L. Goforth 1979-7-24 337 Trinity Trinity Alps Wild Area, Union Creek 1677 Comment
  UCD117693  Orthilia secunda Joseph M. DiTomaso 1975-9-2 310 Trinity Last creek west of Stoddard Meadow along East Fork Coffee Creek Trail. 1661 Comment
  RSA125681  Orthocarpus attenuatus E. K. Balls 1957-5-24 22553 Trinity Hayfork. 716 Comment
  CHSC63422  Orthocarpus cuspidatus subsp. copelandii Vernon H. Oswald; Lowell Ahart 1994-7-11 6397 Trinity Forest Rd. 26 (to Mt. Shasta) at the Gumboot Trailhead on the Pacific Crest Trail, W of Dunsmuir. 1950 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
  RSA120918  Orthocarpus cuspidatus subsp. copelandii Wagnon 1957-7-28 1660 Trinity Near Big Flat, Coffee Cr. Comment
  UCD123229  Orthocarpus cuspidatus subsp. copelandii Joseph M. DiTomaso 1975-7-22 184 Trinity Trinity Alps, 3/4 mile short of Boulder Lake on Lion Lake Trail. 2011 Comment
  UCD15138  Orthocarpus cuspidatus subsp. copelandii K. F. Mawdsley 1996-7-11 17 b Trinity Before first creek along trail to Deadfall Lakes from Parks Creek trailhead. 1981 Comment
  SBBG68604  Orthocarpus imbricatus H. E. Parks, J. P. Tracy 1941-8-27 11516 Trinity Cold Springs area, South Fork Mtn Comment
  RSA402041A  Orthocarpus lithospermoides Thomas W. Nelson, Jane P. Nelson 1977-6-19 3537 Trinity Above Senteney Rock. 1524 Comment
  HSC71524  Osmorhiza berteroi J. P. Smith, Thomas W. Nelson 1979-6-26 10228 Trinity Shasta-Trinity National Forest, Philpot Campground on Philpot Creek. 793 Comment
  BLMAR131  Osmorhiza berteroi Jennifer Anthony-Wheeler 1996-4-5 131 Trinity N.Dobbyn creek, growing throughout understory with I a shady, moist, mossy unlogged forest 1005 Comment
  HSC91145  Osmorhiza occidentalis Jennifer Whipple 1976-7-6 1305 Trinity N of Lower Deadfall and Deadfall Lakes along drainage 2165 Comment
  HSC38400  Osmorhiza purpurea J. P. Smith, J. O. Sawyer 1975-6-23 8261 Trinity Philpot Campground 854 Comment
  HSC39032  Packera greenei J. P. Smith, J. O. Sawyer 1975-6-22 8246 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  HSC67293  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-17 5503 Trinity Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24 945 Comment
  UC249837  Packera greenei Joseph P. Tracy 1923-6-30 6486 Trinity Post Creek Mtn Northern Coast Ranges 1066 Comment
  CAS-BOT-BC28844  Paeonia brownii Anna Jenkins 1915-4-22 s.n. Trinity Weaverville Comment
  JEPS74497  Panicum capillare W. J. Ferlatte 1966-8-16 376 Trinity Big Flat Trinity Alps, Big Flat 1524 Comment
  HSC10500  Panicum oligosanthes var. scribnerianum R. Spellenberg 1965-6-18 1164 Trinity Along Trinity River, Cedar Flat. Burnt Ranch. Comment
  SEINET10492860  Parnassia palustris var. californica Mary Susan Taylor 1980-8-26 Taylor 3310 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
  UC1071575  Paxistima myrsinites H. A. Jensen Oct 1931 240 Trinity S. Fork Mt. Trinity Forest, Hoaglin Quad., S. Fork Mt. 1371 Comment
  UC525568  Pectocarya penicillata Joseph P. Tracy 1923-6-29 6428 Trinity Northern Coast Ranges, Junction City 609 Comment
  CHSC30140  Pedicularis attollens M. S. Taylor 1980-7-22 3172 Trinity Along creek and meadow, ca. 0.1 mi sw of Big Carmen Lake, on s side of 40N08, ca. 2.3 mi ne of its jct with Hwy 3 at Scott Mt. Summit. 1737 Comment
  JEPS15403  Pedicularis attollens Douglas Barbe 1955-7-27 293 Trinity in meadow just s of Scot Mountain (Forest Camp); North Coast Ranges, Klamath Mountains 1615 Comment
  RSA276680  Pedicularis contorta William J. Ferlatte, Alice Q. Howard 1970-8-12 1312 Trinity Ridge west of Upper Canyon Creek. 2256 Comment
  CDA41868  Pedicularis densiflora Martin Oliver 2002-3-21 25 Trinity Gray Falls Campground. Comment
  HSC97087  Pedicularis densiflora Thomas W. Nelson, Sydney Carothers 2006-5-19 9403 Trinity Along Forest Service Rd. 1N05, along Copper Mine Hill. 1448 Comment
  RSA167265  Pedicularis densiflora Joseph P. Tracy 1950-4-20 18633 Trinity Along Van Duzen River, about 3 miles southeast of Kuntz. Comment
  SEINET12270444  Pedicularis densiflora J. P. Tracy 1950-1 18633 Trinity 3 mi SE of Kuntz, along Duzen River Comment
  UCD123311  Pedicularis densiflora Joseph M. DiTomaso 1975-7-7 108 Trinity Triniity Alps, 30 yards from Parker Creek on trail to Deer Flat. 1554 Comment
  CHSC63355  Pedicularis racemosa Vernon H. Oswald; Lowell Ahart 1994-7-11 6385 Trinity Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. 1798 Comment
  CAS-BOT-BC67696  Pellaea brachyptera Annie M. Alexander; Louise Kellogg 1948-8-3 5386 Trinity Trinity Mountains - Trail to Globe Stamp Mill; Dedrick; Canyon Creek 762 Comment
  HSC70119  Pellaea brachyptera Thomas W. Nelson, Jane Nelson 1978-6-23 4350 Trinity Along road to Hell to Find Lake. Comment
  SEINET3166415  Pellaea brachyptera P. J. Alexander 2009-5-28 1053 Trinity Klamath Ranges, N side of the North Yolla Bolly Mountains on Rattlesnake Ridge at the junction of F.R. 29N58 and F.R. 29, 15.4 miles SSW of Hayfork, Trinity National Forest. 1366 Comment
  UC1481832  Pellaea brachyptera Milo S. Baker 1926-8-3 189 a Trinity 1 1/2 mi up Stuart's Fork Trail; Trinity Alps Resort Comment
  UC62505  Pellaea brachyptera W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  CAS-BOT-BC69314  Pellaea brachyptera 183 Trinity Trinity National Forest Comment
  POM182349  Pellaea brachyptera Joseph P. Tracy 1913-6-24 4328 Trinity Hillslopes of Mad River Valley, 6 miles above Ruth 915 Comment
  CHSC30168  Penstemon anguineus M. S. Taylor 1980-6-30 3000 Trinity Along Davis Creek, ca. 2 mi nw of Hwy 3, ca. 7.5 mi sw of Trinity Center. 1066 Comment
  HSC35667  Penstemon anguineus J. P. Smith, J. O. Sawyer 1973-7-4 7061 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  JEPS7205  Penstemon anguineus W. L. Jepson 1897-7-25 21416 Trinity Asa Bean Flat Middle Eel River, Asa Bean Flat (South Yallo Balley Expedition, se Trinity Co.) Comment
  UC1553532  Penstemon anguineus E. Dean 1988-8-5 167 Trinity nw Del Loma (town along hwy. 299) (along rd. 5N18, ca .5 rd mi w of turnoff to Ironside Lookout); Ironside Mtn. 1493 Comment
  HSC32570  Penstemon anguineus Thomas W. Nelson 1973-7-10 1038 Trinity Along Mule Ridge Comment
  RSA211400  Penstemon anguineus William J. Ferlatte 1967-7-24 703 Trinity Big Flat, Trinity Alps. 1524 Comment
  UC1238943  Penstemon anguineus Freed W. Hoffman 1949-7-14 3075 Trinity Blue Ridge North Coast Ranges, , Blue Ridge (Mt. Lassic area) 1524 Comment
  HSC74188  Penstemon azureus Gail Newton 1980-7-2 946 Trinity Near N Kelsey Peak 1463 Comment
  HSC91099  Penstemon davidsonii Jennifer Whipple 1977-7-20 1983 Trinity Summit region of Mt. Eddy, Trinity and Siskiyou Cos. 2744 Comment
  HSC59320  Penstemon deustus M. A. Ericksen 1979-5-11 267 Trinity Above old trail to Denny, 60 yds. NW of the confluence of the Trinity and New Rivers Comment
  CHSC4727  Penstemon deustus var. suffrutescens R. Carter 1966-5-15 416 Trinity Located one mi. W of Junction City on S side of Hwy. 299, growing along road. 609 Comment
  JEPS109695  Penstemon filiformis Dean W. Taylor 2002-6-12 18133 Trinity Highway 3 ca. 1 mile South of Trinity Center, eastern edge of the roadway 822 Comment
  HSC101022  Penstemon heterophyllus Lisa D. Hoover 2012-6-7 25 Trinity South of Ruth, CA, beyond Double A ranch; turn onto 3S13, then onto 2S05. Take Hwy 36 to Ruth Rd. (Co Rd. 504) to 3S13, then onto 2S05. Vicinity of Van Horn Creek. 1120 Comment
  CHSC114664  Penstemon laetus B. Penkala 1990-5-31 105 Trinity Weaverville R.D. 4 miles east of Trinity Lake, vicinity of North Fork Papoose Creek. Along FS Rd. branching from Rd. 34N30. 1000 Comment
  CHSC80284  Penstemon laetus var. sagittatus L. P. Janeway 1996-6-13 5016 Trinity Klamath Mountains. Ridge 0.5 mi west form Trinity Mountain; along Papoose Creek Road (Road 34N30) 0.9 mi from County-Line Road. 1260 Comment
  UCD124299  Penstemon newberryi Joseph M. DiTomaso 1975-7-1 84 Trinity Trinity Alps; above Emerald Lake. 1706 Comment
  HSC56  Penstemon newberryi subsp. berryi William J. Ferlatte 1966-6-30 170 Trinity Canyon Creek Lakes, slopes and flats 1646 Comment
  NY627421  Penstemon newberryi var. berryi A. M. Alexander 1948-8-8 5449 Trinity Trinity Mountains; Upper Canyon Creek Lake. 1767.8 Comment
  UC922376  Penstemon newberryi var. berryi Annie M. Alexander and Louise Kellogg 1949-7-2 5755 Trinity W of North Yolla Bolly (Black Rock Mountain); Yolla Bolly Middle Eel Primitive Area Comment
  RSA666465  Penstemon parvulus Barbara Ertter 1990-7-16 9394 Trinity NW side of Mt Eddy SW of Weed, 1-2 mi E of Park Cr Trailhead (=crest of Rt 17) on S side of Deadfall VABM ridge. 2317 Comment
  HSC843  Penstemon procerus var. brachyanthus William J. Ferlatte 1967-8-8 858 Trinity Upper Canyon Creek Meadow 1524 Comment
  JEPS11499  Penstemon procerus var. brachyanthus Joseph P. Tracy 1935-8-5 14539 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek 2072 Comment
  UC964782  Penstemon procerus var. brachyanthus Annie M. Alexander and Louise Kellogg 1948-8-10 5467 Trinity slopes lower end Upper Canyon Creek Lake; Trinity Mountains, Upper Canyon Creek Lake 1767 Comment
  HSC78384  Penstemon procerus var. brachyanthus John S. Palmer 1973-7-8 124 Trinity Bear Lakes Area, open granite N of Little Bear Lake 1860 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
  HSC63121  Penstemon purpusii M. A. Baker 1979-6-22 880 Trinity S slope of Horsehead Mtn. Comment
  RSA259590  Penstemon purpusii Gary S. Lester 1974-6-30 329 Trinity Trinity-Tehama Co line. Yolla Bolly Wilderness Area. Below ridge S of N Yolla Bolly Peak. 2256 Comment
Read comments
Jun 10 2012
  JEPS11472  Penstemon rydbergii var. oreocharis W. L. Jepson 1897-7-24 21440 Trinity South Yollo Bolly Inner North Coast Range, South Yollo Bolly (se Trinity Co.) Comment
Read comments
Mar 12 2008
  CHSC30314  Pentagramma triangularis M. S. Taylor 1980-6-15 3137 Trinity Canyon Creek Trail, between Upper McKay Camp and the falls, 12.1 mi n of Junction City on Hwy 299. 1341 Comment
  UC1312898  Perideridia oregana Lincoln Constance and Tsan-Iang Chuang 1967-7-21 3793 Trinity 1.4 mi e Peanut (between Wildwood and Peanut) 853 Comment
  UC1312923  Perideridia oregana L. Constance and T. I. Chuang 1967-8-16 3818 Trinity near Last Chance Gulch (3 mi ne) 670 Comment
  HSC55398  Perideridia parishii subsp. latifolia Overton 1979-7-17 7736 Trinity Near Horse Ridge 1219 Comment
  HSC78770  Perideridia parishii subsp. latifolia John S. Palmer 1976-7-2 487 Trinity Bear Lakes Area, between Big Bear Lake and Little Bear Lake 1707 Comment
  SEINET10454554  Perideridia parishii subsp. latifolia Mary Susan Taylor 1980-8-26 Taylor 3306 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
  HSC62896  Petrorhagia dubia J. M. DiTomaso 1979-4-29 919 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 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
  CDA40337  Phacelia corymbosa J. T. Howell 1955-6-13 30368 Trinity Peanut. Comment
  RSA107463  Phacelia corymbosa L. S. Rose 1955-7-16 55118 Trinity 2 miles north of Douglas City. 549 Comment
  RSA789790  Phacelia corymbosa Rebecca Wenk 2005-7-19 314 Trinity Along National Forest Road 17, 2 miles from turnoff from Hwy 3, above the Trinity River. 351 Comment
  UCD120290  Phacelia corymbosa John Thomas Howell 1955-7-16 30663 Trinity 1.5 miles north of Douglas City. 579 Comment
  UCD120291  Phacelia corymbosa Thomas W. Nelson; Jane P. Nelson 1980-6-17 5499 Trinity Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24. 944 Comment
  HSC82633  Phacelia egena Thomas W. Nelson 1979-5-13 4652 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  HSC22794  Phacelia heterophylla subsp. virgata D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5287 Trinity Above Van Duzen River Comment
  UC809641  Phacelia heterophylla subsp. virgata Philip A. Munz 1949-5-16 13244 Trinity 8 mi below Dedrick 670 Comment
  UCR124011  Phacelia heterophylla subsp. virgata George K. Helmkamp, E. A. Helmkamp 2001-7-8 6935 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC64953  Phacelia leonis D. L. Goforth 1979-6-16 184 Trinity Trinity Alps Wilderness Area, trail Jct. of Foster Lake, Union Creek, Sugar Pine, and Union Lake 1814 Comment
  HSC66319  Phacelia leonis Ed Cope, John Palmer Jul 1977 540 Trinity South of trail to Granite Lake. 1280 Comment
  JEPS2133  Phacelia linearis Joseph P. Tracy 1923-6-30 6473 Trinity Hayfork Valley Northern Coast Ranges 792 Comment
  JEPS8330  Phacelia linearis Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3384 Trinity Wildwood 1005 Comment
  UC967252  Phacelia linearis L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3383 Trinity Wildwood Hayfork Creek Comment
  SD71326  Phacelia linearis R. C. Barneby 1954-5-18 11564 Trinity 9.5 miles northeast of Forest Glen. 1006 Comment
  UC582690  Phacelia mutabilis Joseph P. Tracy 1937-7-2 15396 Trinity on ridge 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  UC933388  Phacelia mutabilis Annie M. Alexander and Louise Kellogg 1948-8-6 5414 Trinity Canyon Creek (tributary of Trinity River) Trinity Mountains 1676 Comment
  RSA67666  Phacelia mutabilis P. A. Munz 1951-7-18 16648 Trinity Ridge from Stuart Gap to North Yolla Bolly Mountains. 1738 Comment
  HSC43869  Phacelia pringlei Jennifer Whipple 1976-6-25 1148 Trinity Along trail to the Deadfall Lakes 2073 Comment
  JEPS57217  Phacelia pringlei L. R. Heckard 1967-8-13 1721 Trinity between Deadfall Meadow and Middle Deadfall Lake; The Eddys 2072 Comment
  POM310993  Phacelia pringlei Lincoln Constance, H. L. Mason 1950-7-15 3358 Trinity West shoulder of Scott Mountain above road summit. 1829 Comment
  HSC55519  Philadelphus californicus Gilbert Muth 1979-7-18 8553 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC63206  Philadelphus californicus M. A. Baker 1979-7-3 976 Trinity S of Brown's Canyon, W side of Van Duzen River Comment
  CAS-BOT-BC77442  Philadelphus lewisii Sack; Iverson 1933-7-9 G- 22 Trinity Trinity National Forest, Rock Creek 853 Comment
  CHSC69016  Philadelphus lewisii Vernon Oswald; Lowell Ahart 1997-7-17 8758 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. Shrub on rocky slopes along the creek. 1165 Comment
  HSC37511  Philadelphus lewisii A. M. Montalvo, J. D. Ackerman 1975-7-14 542 Trinity Junction of Hwy. 3 and 36, S of Hayfork Comment
  JEPS74583  Philadelphus lewisii W. J. Ferlatte and B. D. Rogers 1966-6-1 2030 Trinity 1 mi n Junction City 457 Comment
  UC1127355  Philadelphus lewisii L. B. Burkett 1932-9-5 52 Trinity Canyon Creek Trinity National Forest, Big Bar Quadrangle Comment
  UC184673  Philadelphus lewisii Harry S. Yates 1914-6-13 416 Trinity Rush Creek Comment
  RSA0057388  Philadelphus lewisii P. A. Munz 1952-6-29 17831 Trinity 0.5 mi S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  UCD162377  Philadelphus lewisii S. P. Lynch 1973-6-11 307 Trinity east of Peanut on dirt road to Wildwood, approximately 0.5 mi. east of Salt Creek Campground. Comment
  UC906742  Phlox adsurgens Joseph P. Tracy 1947-6-26 17731 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  UC908477  Phlox gracilis Joseph P. Tracy 1932-6-17 10197 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  HSC28833  Phlox speciosa subsp. nitida J. P. Smith 1973-4-21 6336 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  RSA304680  Phlox speciosa subsp. nitida S. Ganley 1971-5-29 650 Trinity Trinity Hwy 299. 610 Comment
  RSA48566  Phlox speciosa subsp. nitida P. A. Munz 1949-5-16 13254 Trinity East Weaver Public Camp, East Weaver Creek. 915 Comment
  SEINET10837205  Phlox speciosa subsp. occidentalis Mary Susan Taylor 1980-7-23 Taylor 3184 A Trinity Shasta-Trinity Natl Forest, on N side of Upper Bluff Lake Road (40N98A), in meadow in Yellow Pine Forest, ca. 19.6 mi NE of Trumble's Ranch on Hwy 3 via rd 42N17. 2073 Comment
  CAS-BOT-BC56479  Phyllodoce empetriformis Eugene Carter 1972-6-28 s.n. Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) at Whites Creek Lake 1905 Comment
  JEPS79946  Phyllodoce empetriformis Joseph P. Tracy 1935-8-7 14598 Trinity Devil's Canyon Mountains, at head of White's Creek White's Creek; Devil's Canyon Mountains, White's Creek 2072 Comment
  CHSC35568  Physocarpus capitatus J. P. Smith 1979-6-15 10109 Trinity Shasta-Trinity Forest. Scott Mtn. Creek bridge along State Route 3. 1219 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
  UC275530  Picea breweriana Frank A. Graham 1923-8-9 Trinity head New River; Northern Coast Ranges, Pony Mt. 2133 Comment
  UC1452395  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-7-21 Trinity ridge above Yellow Rose and Dorleska mines 2072 Comment
  UCD134388  Pinus balfouriana Joseph M. DiTomaso 1975-8-14 265 Trinity Trinity Alps, at Diamond Lake. 2209 Comment
  HSC72748  Pinus jeffreyi Gail Newton 1980-7-1 872 Trinity Near Hayden Roughs 221 Comment
  JEPS123065  Pinus lambertiana D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 091 Trinity Scorpion Lake Comment
  HSC70306  Pinus ponderosa M. A. Baker 1980-5-24 1497 Trinity Near Long Ridge. 1006 Comment
  JEPS102251  Piperia unalascensis L. P. Janeway 2001-7-16 7362 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  HSC69827  Plagiobothrys bracteatus Thomas W. Nelson 1978-5-27 4079 Trinity At Secret Gulch ca. 1 mi. NW of Three Forks of Mad River 884 Comment
  HSC48435  Plagiobothrys tenellus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9873 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC69823  Plagiobothrys tenellus Thomas W. Nelson 1978-5-27 4067 Trinity Along trail to Red Mtn. 1220 Comment
  HSC4425  Plantago major William J. Ferlatte 1966-8-16 383 Trinity Big Flat. 1524 Comment
  HSC54329  Platanthera dilatata var. leucostachys W. C. Overton 1979-7-17 7797 Trinity Near South Fork Mountain, close to the town of Mad River 1390 Comment
  JEPS123138  Platanthera dilatata var. leucostachys D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 114 Trinity Scorpion Lake Comment
  SEINET10470059  Platanthera dilatata var. leucostachys Mary Susan Taylor 1980-1 Trinity Comment
  UC14943  Platanthera leucostachys Mrs. M. H. Manning 1900-7-1 Trinity Trinity Summit Comment
  RSA120505  Platanthera sparsiflora S. S. Tillett 1956-7-9 648 Trinity E side of Scott Mtn; Siskiyou Trinity County line; 8 miles SE of Callahan. 1951 Comment
  UC275577  Platanthera stricta Joseph P. Tracy 1923-7-1 6491 Trinity near summit on road to Low Gap Mad River (South Fork Mountain); Northern Coast Ranges, , Mad River 1066 Comment
  CAS-BOT-BC92139  Platystemon californicus Joseph P. Tracy 1932-6-17 s.n. Trinity North Coast Ranges. Three Forks of Mad River. 883 Comment
  HSC27378  Platystemon californicus J. P. Smith 1973-4-7 6016 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  HSC23645  Platystemon californicus J. O. Sawyer 2508 Trinity Above the New River at its junction with the Trinity River 244 Comment
  HSC82515  Plectritis ciliosa Thomas W. Nelson 1979-5-13 4676 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  HSC38168  Plectritis macrocera Thomas W. Nelson, Jane Nelson 1976-5-23 2516 Trinity Brown's Canyon Campground. Comment
  HSC40786  Plectritis macrocera Thomas W. Nelson, James Nelson 1976-6-22 2794 Trinity Below Senteney Rock. 1463 Comment
  HSC63209  Pleuricospora fimbriolata M. A. Baker 1979-7-3 981 Trinity NE facing slope on E side of Ridgeline. Comment
  CAS-BOT-BC244386  Poa annua John Thomas Howell 1954-4-26 s.n. Trinity Weaverville Comment
  HSC73882  Poa bolanderi Gail Newton 1980-7-13 1416 Trinity Near Red Rock. 1509 Comment
  CAS-BOT-BC256045  Poa pratensis David D. Keck 1944-7-10 5481 Trinity Norse Butte, 8.3 mi. W of Forest Glen 1219 Comment
  UC717993  Poa pratensis subsp. pratensis David D. Keck 1944-7-10 5481 Trinity 8.3 mi w Forest Glen (Norse butte) 1219 Comment
  CAS-BOT-BC255022  Poa secunda C. L. Hitchcock; J. S. Martin 1939-7-11 5393 Trinity S shore of Upper Canyon Creek Lake, 11 miles N of Dedrick, Salmon-Trinity Mountains 1889 Comment
  RSA211412  Poa secunda William J. Ferlatte 1967-8-11 881 Trinity Grizzly Lake Basin. 0.5 mile N of Grizzly Lake. Trinity Alps. 2134 Comment
  SD98932  Poa secunda Darley F. Howe 1977-7-1 4977 Trinity 10 mi. from Weaverville on Route 3 792 Comment
  CAS-BOT-BC243280  Poa secunda subsp. secunda John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53470 Trinity Rattlesnake Road 0.73 to 1.5 miles SW of Peanut 853 Comment
  HSC26197  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer 1972-5-27 5315 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC324  Poa secunda subsp. secunda William J. Ferlatte 1967-8-11 881 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake. 2134 Comment
  HSC39492  Poa secunda subsp. secunda D. E. Anderson, J. P. Smith 1971-6-21 - 1127 Trinity 2.7 mi. S of Zenia along the Zenia-Covelo Rd. Comment
  HSC49278  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9881 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC73520  Poa secunda subsp. secunda Gail Newton 1980-7-13 1430 Trinity Near Red Rock. 1509 Comment
  HSC82575  Poa secunda subsp. secunda Thomas W. Nelson 1979-5-13 4662 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  UC192576  Poa secunda subsp. secunda Harry S. Yates 1914-5-21 343 Trinity Little East Weaver Creek Comment
  CHSC32234  Poa wheeleri James Jokerst 1980-8-20 1095 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
  HSC26712  Poa wheeleri William J. Ferlatte 1972-7-15 1395 Trinity Packers Peak, summit 2387 Comment
  UC2046564  Poaceae William J. Ferlatte 1976-9-21 1844 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope; disturbed area Comment
  HSC90758  Polemonium eddyense Jennifer Whipple 1976-7-7 1321 Trinity Trinity and Siskiyou counties, summit region of Mt. Eddy 2744 Comment
  CAS-BOT-BC231292  Polemonium pulcherrimum Annie M. Alexander; Louise Kellogg 1949-7-4 5769 Trinity North Yolla Bolly, Yolla Bolly Middle Eel Primitive Area 2398 Comment
  HSC40501  Polemonium pulcherrimum J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-26 2603 Trinity S ridge of Seven-Up Peak where Deer Creek Trail crosses ridge to Granite Lake 2287 Comment
  CAS-BOT-BC170358  Polygala cornuta var. cornuta Volney Rattan 1883-6-1 s.n. Trinity Trinity River 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
  CAS-BOT-BC414360  Polygonum californicum Joseph P. Tracy 1941-6-29 16957 Trinity Hettenshaw Valley 944 Comment
  JEPS50538  Polygonum davisiae W. L. Jepson 1897-7-25 14790 Trinity South Yallo Bolly North Coast Ranges; [=modern Solomon Peak, see FB 1_107] Comment
  UC922535  Polygonum davisiae Annie M. Alexander and Louise Kellogg 1948-8-17 5494 Trinity East Fork Canyon Creek Lake Trinity Mountains (draw on n side) 1752 Comment
  CAS-BOT-BC414610  Polygonum douglasii John Thomas Howell 1936-8-24 12746 Trinity Summit of Scott Mts. n. of Carrville 1463 Comment
  HSC76179  Polygonum douglasii G. L. Clifton, Butler 1979-7-18 8807 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  HSC35874  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2087 Trinity Brown's Canyon Campground Comment
  RSA66466  Polygonum phytolaccifolium P. A. Munz 1951-7-21 16805 Trinity S slope of North Yolla Bolly Peak. 2271 Comment
  RSA41928  Polygonum sawatchense H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mt. 1631 Comment
  SEINET11261948  Polygonum sawatchense subsp. sawatchense Robert L. Johnson, Mikel R. Stevens 2015-7-12 3962 Trinity Drawdown area of Trinity Lake (Clair Engle Lake). 12.3 rd mi N of jct with Hwy 299, downtown Weaverville, on CA-3. Vicinity of Tanbark Picnic Area.; 0 706 Comment
  CAS-BOT-BC421088  Polygonum spergulariiforme P. A. Munz 1951-7-20 16707 Trinity Ridge east of Black Rock, North Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC421098  Polygonum spergulariiforme John Thomas Howell 1936-8-23 12702 Trinity Near Trinity Center Comment
  HSC70618  Polygonum spergulariiforme J. M. DiTomaso 1979-9-17 1525 Trinity Trinity Alps Wilderness Area, 3/4 mi. above Mumford Meadows on Swift Creek trail 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
  HSC10830  Polypogon interruptus R. Spellenberg 1965-6-10 1080 Trinity Along Mill Creek Rd., 2 mi. SE of Brunt Ranch. About 7 mi. W of Hwy. 299. Comment
Read comments
May 29 2012
  HSC72651  Polypogon maritimus Gail Newton 1980-6-26 651 Trinity Near Underwood Creek. 451 Comment
  JEPS94913  Polystichum Vernon Oswald and Lowell Ahart 1997-7-17 8756 Trinity Forest Route 29 9.8 mi s Hwy. 36 (at tributary of creek, 1.1 mi s of West Fork of Smoky Creek); Smoky Creek 1165 Comment
  HSC79178  Polystichum californicum C. J. Thomas 1984-9-22 113 Trinity 5 mi. E of Humboldt-Trinity Co. line on Hwy. 299 274 Comment
  HSC23578  Polystichum imbricans J. O. Sawyer 1970-5-23 2541 Trinity Above New River 244 Comment
  HSC28212  Polystichum imbricans J. P. Smith 1973-4-7 5941 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
  HSC44148  Polystichum imbricans M. A. Baker 1977-5-7 250 Trinity S slope of Dubakella Mtn. 1829 Comment
  RSA258842  Polystichum imbricans Thomas W. Nelson 1973-5-30 1003 Trinity Trinity County: T1S, R6E, S31 Red Lassic area 1799 Comment
  UCD39994  Polystichum imbricans subsp. curtum Rodney Gale Myatt 1971-9-21 1214 Trinity About 1 mi. west of the town of Willow Creek. 426 Comment
  HSC39537  Polystichum imbricans subsp. imbricans Thomas W. Nelson, Jane Nelson 1976-5-23 2549 Trinity E side of Black Lassic along S side of branch off Shanty Creek 1555 Comment
  UC922426  Polystichum imbricans subsp. imbricans Annie M. Alexander and Louise Kellogg 1949-7-2 5757 Trinity saddle between Black Rock Mts. and North Yolla Bolly; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC76748  Polystichum imbricans subsp. imbricans G. R. Kleeberger 1879-9-27 s.n. Trinity Near top of Mt. Bally. Comment
  RSA604381  Polystichum imbricans subsp. imbricans L. C. Wheeler 1959-7-28 7612 Trinity Tule Creek: Near Two Sugar Pines Mine Claim, ca. 4 miles SW of Hayfork. Comment
  HSC46087  Polystichum lemmonii J. P. Smith, J. O. Sawyer 1975-6-23 8337 Trinity Near top of Bully Choop 2104 Comment
  CAS-BOT-BC76711  Polystichum lemmonii Annie M. Alexander; Louise Kellogg 1949-7-12 5791 Trinity Union Creek, South branch of Coffee Creek, Nothwest of Trinity Center. 1828 Comment
  UC922429  Polystichum scopulinum Annie M. Alexander and Louise Kellogg 1949-7-2 5751 Trinity saddle between N Yolla Bolly and Black Rock Mts. (trail to Black Rock); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  SDSU9406  Populus alba D. F. Howe 1959-8-4 2790 Trinity On #299, 6.5 miles W of Weaverville. Comment
  JEPS128111  Populus tremuloides Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-15 2017 -041 Trinity Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, Cedar Basin, SW aspect. Comment
  UCD110673  Populus tremuloides Joseph M. DiTomaso 1975-8-6 242 Trinity Southeast of Portuguese Camp on Stuarts Fork Trail. 1493 Comment
  JEPS123415  Potentilla breweri Julie Kierstead Nelson with Marie Buell 2015-7-14 2015 -076 Trinity Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east for of the south Fork of Trinity River. Comment
  UC585620  Potentilla drummondii Joseph P. Tracy 1935-8-5 14543 Trinity at head White's Creek; Devil's Canyon Mts., head of White's Creek 2072 Comment
  HSC18735  Potentilla flabellifolia J. P. Tracy 1935-8-5 14541 Trinity Devil's Canyon Mtns., head of White's Creek 2073 Comment
  UC2046535  Potentilla flabellifolia William J. Ferlatte 1975-8-25 1731 Trinity above west side of Lake Anna; drier edges of meadow Comment
  SEINET10483096  Potentilla glandulosa var. nevadensis Mary Susan Taylor 1980-6-16 Taylor 2898 Trinity T29N R11W sw sec 28. Dubakella Mt quad. Shasta-Trinity Natl Forest; Hell-to-Find Lake, at end of 29N35, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off Rd 29N34, ca. 4 mi due SW of Wildwood. 1433 Comment
  UCD113903  Potentilla gracilis var. fastigiata Joseph M. DiTomaso 1976-7-6 548 Trinity Parker Meadows on Swift Creek Trail. 1615 Comment
  CDA33624  Potentilla recta Lockhart 2010-8-26 PDR# 1475723 Trinity Mad River; Miller Spring Rd. near South Fork Mountain Rd. 0 Comment
  HSC32359  Prosartes hookeri Steven Lagos 1974-5-19 72 Trinity 1 mi. up the Trinity River from Keystone Flat Comment
  HSC14301  Prunella vulgaris subsp. lanceolata R. Spellenberg 1964-6-16 437 Trinity 1/2 mi. W of Burnt Ranch on Hwy. 299 Comment
  UCR124007  Prunella vulgaris subsp. lanceolata George K. Helmkamp, E. A. Helmkamp 2001-7-8 6951 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  UC184362  Prunella vulgaris var. lanceolata Harry S. Yates 1914-6-14 421 Trinity Anderlines Rush Creek Comment
  RSA50060  Prunus emarginata E. K. Balls 1949-7-1 s.n. Trinity Above Canyon Creek Meadow, trail to lakes. 1402 Comment
  CAS-BOT-BC154684  Prunus subcordata Eugene Carter 1974-5-7 717 Trinity Salmon-Trinity Alps and vicinity. Below the East Fork Road, on abandoned mining ground north of Store Gulch 487 Comment
  UC1198779  Prunus subcordata Joseph P. Tracy 1923-6-30 6462 Trinity Hay Fork Valley; Northern Coast Ranges, Hay Fork Valley 792 Comment
  JEPS44717  Prunus virginiana var. demissa W. L. Jepson 1934-5-5 16641 Trinity Hayfork 731 Comment
  UCD135256  Pseudognaphalium thermale H. E. Parks; J. P. Tracy 1941-8-27 11531 Trinity North Coast Ranges. Near McKay Camp, South Fork Mountain. Comment
  HSC36011  Pseudostellaria jamesiana J. P. Smith, J. O. Sawyer 1973-7-27 7197 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC54150  Pseudotsuga menziesii var. menziesii Gilbert Muth 1979-7-18 8356 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC54422  Pseudotsuga menziesii var. menziesii G. L. Clifton 1979-7-19 8639 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC39645  Psilocarphus oregonus Thomas W. Nelson, James Nelson 1976-6-22 2748 Trinity Above Senteney Rock near junction of 5E27 and 6E42 1524 Comment
  JEPS123074  Pteridium aquilinum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 031 Trinity Trinity Creek Watershed Comment
  JEPS128098  Pteridium aquilinum var. pubescens Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -024 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  UCD136192  Pteridium aquilinum var. pubescens Joseph M. DiTomaso 1975-6-23 40 Trinity Trinity Alps, 2.5 miles below Granite Lake on Granite Creek Trail. 1524 Comment
  CAS-BOT-BC460559  Pterospora andromedea L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  CHSC69009  Pycnanthemum californicum Vernon Oswald; Lowell Ahart 1997-7-17 8754 Trinity Forest Route 29 at the West Fork of Smoky Creek, 8.7 mi south of Hwy. 36. 1213 Comment
  SBBG124894  Pyrola asarifolia C. B. Hardham 1961-7-2 8052 Trinity Mill Crk near Etna Comment
  CHSC30336  Pyrola dentata M. S. Taylor 1980-7-1 3026 Trinity On ridge at loop in rd 36N25 (Swift Creek Rd), ca. 0.2 mi s of its jct with 36N24, ca. 2.9 mi due sw of Trinity Center. 1219 Comment
  RSA0080481  Pyrola dentata P. A. Munz 1951-7-17 16556 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  CAS-BOT-BC45749  Quercus L. B. Kildale 1930-10-19 10273 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-BC68518  Quercus chrysolepis M. B. Kildale 1927-9-20 2705 Trinity 2 miles west of Old Shasta on Red Bluff Weaverville Road Comment
  HSC27117  Quercus chrysolepis J. O. Sawyer 1973-4-21 2495 Trinity Along Bear Lake Trail 945 Comment
  HSC68206  Quercus chrysolepis J. P. Smith 1975-5-17 8113 Trinity SE-facing slope on trail to Denny at confluence of New River and Trinity River. Comment
  HSC73894  Quercus chrysolepis M. A. Baker 1980-5-25 1623 Trinity Near Browns Canyon. 823 Comment
  RSA159  Quercus chrysolepis E. R. Johnson 1928-8-27 1160 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  HSC59232  Quercus douglasii Thomas Wood 1979-5-12 173 Trinity 1.9 mi. SE of Hwy. 3 on Deer Lick Springs Rd., E Fork 1.5 mi. from Hwy. 3 640 Comment
  UCR101143  Quercus durata var. durata L. C. Wheeler 1959-7-29 7615 Trinity Philpot Creek: c. 2 mi. SW of Peanut 915 Comment
  RSA605180  Quercus durata var. durata Louis C. Wheeler 1959-7-29 7615 Trinity Philpot Creek: ca. 2 miles SW Peanut. 915 Comment
  CAS-BOT-BC94676  Quercus garryana G. R. Kleeberger 1879-9-6 s.n. Trinity near Weaverville Comment
  CAS-BOT-BC94681  Quercus garryana R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-3 181 Trinity Near Helen Brabrook's cabin, one mile across Trinity River from Junction City Comment
  HSC24067  Quercus garryana J. O. Sawyer 1970-4-18 2474 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC34579  Quercus garryana R. M. Sullivan 1975-5-17 82 Trinity Along Hwy. 299 at Hayden Flat Campground 390 Comment
  HSC54190  Quercus garryana G. L. Clifton, Butler 1979-7-18 8481 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC54425  Quercus garryana Walter Overton 1979-7-18 8713 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  CDA11066  Quercus garryana var. garryana G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11457 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  RSA96844  Quercus garryana var. garryana Percy C. Everett, E. K. Balls 1954-10-15 20299 Trinity 15.3 mi. s.w. of Douglas City on road to Hayfork. 884 Comment
  HSC35641  Quercus kelloggii A. M. Montalvo 1975-5-18 265 Trinity Hwy. 3, 8 mi NE of Hayfork at Hayfork Summit Comment
  HSC39782  Quercus kelloggii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2582 Trinity Along trail to Granite Lake 1402 Comment
  HSC46854  Quercus kelloggii William J. Ferlatte, L. M. Moe 1977-8-24 1900 Trinity Stuart Fork drainage along creek between Nancy Creek and Bear gulch on W side of Stuart Fork 506 Comment
  HSC47105  Quercus kelloggii William J. Ferlatte 1975-5-21 1694 Trinity Canyon of the Stuart Fork of Trinity River 1.9 mi W of Hwy. 3 near Weber Flat, Bulk Collection 158 790 Comment
  HSC54181  Quercus kelloggii G. L. Clifton, Butler 1979-7-18 8440 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC68743  Quercus kelloggii Jacqueline Greenleaf 1980-6-21 142 Trinity Near Van Duzen River. 914 Comment
  UC1196359  Quercus kelloggii Joseph P. Tracy 1911-9-30 3543 Trinity 5 mi nw from Pickets Peak; Northern Coast Ranges, Summit of South Fork Mt. 1524 Comment
  CAS-BOT-BC104647  Quercus vacciniifolia E. R. Johnson 1930-10-13 1580 Trinity Hillsides above Canyon Creek Meadows 1676 Comment
  HSC73265  Quercus vacciniifolia M. A. Baker 1980-7-13 2875 Trinity Near Red Rock 1585 Comment
  RSA1411  Quercus vacciniifolia E. R. Johnson 1930-10-13 1580 Trinity Above Canyon Creek meadows. 1677 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
  UCD47405  Quercus vacciniifolia Joseph M. DiTomaso 1975-8-10 322 Trinity 1 mile below Sawtooth Ridge on Stuarts Fork side, R. 10W, T. 36N, Sec. 2. 2133 Comment
  HSC64078  Quercus wislizeni var. frutescens J. O. Sawyer, Thomas W. Nelson 1978-6-9 3200 Trinity Trail to Red Mtn. 1220 Comment
Read comments
Feb 19 2013
  CHSC30228  Raillardella pringlei M. S. Taylor 1980-8-26 3308 Trinity Se side of Parker Meadow along a creek at forest edge, ca. 100 ft n of Swift Creek trail, ca. 9 mi w of Trinity Center. 1615 Comment
  HSC46860  Raillardella pringlei J. M. DiTomaso 1976-7-15 640 Trinity 20 ft. E of Swift Creek, at junction of Swift Creek and Granite Creek 1296 Comment
  UCD135383  Raillardella pringlei Joseph M. DiTomaso 1975-8-25 292 Trinity Landers Creek in Mumford Meadows. Trinity Alps. 1676 Comment
  JEPS109593  Ranunculus alismifolius var. alismellus Dean W. Taylor 2002-6-28 18191 Trinity ca. 0.5 mile East of Pond Lily Lake, Trinity Mountains 1767 Comment
  JEPS60661  Ranunculus aquatilis var. capillaceus F. P. Cronemiller 1923-1 601 Trinity Indian Dick Ranger Station California National Forest Comment
  UCR84747  Ranunculus californicus 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
  UC184912  Ranunculus occidentalis Harry S. Yates 1914-5-22 350 Trinity ne Weaverville 1066 Comment
  UCR45828  Ranunculus occidentalis N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-4-19 32 Trinity North Coast Range, Route 299, Burnt Ranch Campground, 1.5 mi. west of Burnt Ranch 412 Comment
  UCD96950  Ranunculus occidentalis James P. Smith 1973-5-6 6598 Trinity in Blanchert Flats near Douglas City. Comment
  HSC18158  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-30 1755 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  HSC24145  Ranunculus occidentalis var. occidentalis J. O. Sawyer 1970-5-23 2597 Trinity Above New River 244 Comment
  HSC28837  Ranunculus occidentalis var. occidentalis J. P. Smith 1973-4-21 6335 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC40651  Ranunculus occidentalis var. occidentalis J. P. Smith 1973-5-6 6598 Trinity Blanchert Flats near Douglas City Comment
  UC922388  Ranunculus uncinatus Annie M. Alexander and Louise Kellogg 1949-6-26 5706 Trinity n Yolla Bolly Middle Eel Primitive Area; White Rock Ranger Station 1706 Comment
  RSA604380  Rhamnus californica subsp. crassifolia Louis C. Wheeler 1959-7-28 7610 Trinity Tule Creek: Near Two Sugar Pines Mine Claim, ca. 4 miles SW of Hayfork. Comment
  POM246514  Rhamnus purshiana Carl B. Wolf 1937-8-12 9164 Trinity North Coast Range, South Fork Mountain, 8.3 miles south of Cold Spring Lookout. 1372 Comment
  LA207873  Rhamnus purshiana Carl B. Wolf; 1937-8-12 9164 Trinity South Fork Mt., 8.3 mi. S of Cold Spring Lookout 1371 Comment
  UCD117837  Rhododendron columbianum Joseph M. DiTomaso 1976-7-12 614 Trinity Lower Bear Basin Meadows. 1737 Comment
  HSC59199  Rhus aromatica Terry Roth 1979-5-12 46 Trinity Douglas City Campground, just E of Douglas City. 396 Comment
  HSC69841  Rhus aromatica R. Kalal 1979-5-12 51 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  SD241640  Rhynchospora alba Dean Wm. Taylor 1996-7-7 15828 Trinity Trinity Alps; Lake Elanor (about 8 air miles set of Trinity Center; Shasta-Trinity National Forests. 1524 Comment
  CAS-BOT-BC441156  Ribes L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  RSA67473  Ribes binominatum P. A. Munz 1951-7-18 16680 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  CAS-BOT-BC92876  Ribes bracteosum J. N. Poore 1915-6-1 393 Trinity Trinity Forest. Comment
  UCD102085  Ribes bracteosum Muth, G. J. 1972-10-7 10507 Trinity the collection was made near Kerlin Creek; near Hyampom. 1371 Comment
  HSC85863  Ribes inerme var. klamathense R. Earing, C. Cavanaugh, C. Collins 1987-4-25 101 Trinity Steelbridge Campground, 2.8 mi. E of Douglas City on Hwy. 299, 3 mi. up Steelbridge Rd. 520 Comment
  CAS-BOT-BC168880  Ribes lacustre Eugene Carter 1975-6-26 997 Trinity Grizzly Creek, North Fork Trinity River 1645 Comment
  HSC103239  Ribes lobbii Jade Paget-Seekins 2010-5-20 15 Trinity Off Forest Route 16 (between Big Bar and Hayfork) , approx. 0.6 miles up the 4N29. 1028 Comment
  UC154058  Ribes lobbii Mrs. M. H. Manning Aug. 1889 Trinity Trinity Summit Comment
  JEPS87802  Ribes montigenum Vernon H. Oswald and Lowell Ahart 1994-8-1 6437 Trinity ca. 3 mi (air) wnw Mt. Eddy (s side of Forest Rd.17, Deadfall Meadow along Deadfall Creek); Deadfall Meadow, Deadfall Creek 1950 Comment
  CDA25549  Ribes nevadense G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2737 Trinity One-eye Flat south of Trinity River bridge, 0.4 mile north of Coffee Creek Road, west side of Hwy 3, north of Trinity Center. Comment
  HSC78801  Ribes nevadense John S. Palmer 1973-9-7 179 Trinity Bear Lakes Area, along shore of Wee Bear Lake 1845 Comment
  HSC830  Ribes nevadense William J. Ferlatte 1967-8-7 832 Trinity Canyon Creek Lakes, below 'L' lake 1768 Comment
  JEPS49299  Ribes nevadense Annie M. Alexander and Louise Kellogg 1911-7-22 275 Trinity head Grizzly Creek 1828 Comment
  UC154064  Ribes nevadense Mrs. M. H. Manning Jul 1 1901-Jul 10 1901 45 Trinity Trinity Summit Comment
  UCD102411  Ribes nevadense Joseph M. DiTomaso 1976-6-29 511 Trinity Stuarts Fork Trail below Emerald Lake. 1524 Comment
  HSC59978  Ribes roezlii M. A. Ericksen 1979-6-22 350 Trinity Horsehead Mtn. 10 yds. N of summit 1787 Comment
  HSC78499  Ribes roezlii var. cruentum John S. Palmer 1973-7-1 96 Trinity Bear Lakes area, Tangle Blue Lake, SE side 1753 Comment
  CAS-BOT-BC186301  Ribes roezlii var. roezlii Alice Eastwood; John Thomas Howell 1937-6-25 4904 Trinity Trinity Alps Resort Comment
  UCR45411  Ribes sanguineum Michelle A. Strull 1985-6-17 3 Trinity c. 0.25 mi below Hayfork Bally lookout along FS Road 33N52Y 1829 Comment
  CAS-BOT-BC144479  Ribes sanguineum var. sanguineum Eugene Carter 1975-8-19 1086 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Open woods near Rattlesnake Lake Camp. 1691 Comment
  CAS-BOT-BC144525  Ribes sanguineum var. sanguineum Eugene Carter 1973-6-20 606 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Cabin Peak Trail. 1950 Comment
  HSC103186  Ribes sanguineum var. sanguineum Jade Paget-Seekins 2010-5-20 17 Trinity Off Forest Route 16 (between Big Bar and Hayfork) , approx. 0.6 miles up the 4N29. 1028 Comment
  HSC457  Ribes viscosissimum William J. Ferlatte 1967-7-7 666 Trinity Head of Sunrise Creek 1982 Comment
  HSC78373  Ribes viscosissimum John S. Palmer 1973-7-1 109 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  UC130632  Ribes viscosissimum H. M. Hall 1909-7-18 8572 Trinity Dorleska Salmon Mts. 2000 Comment
  RSA0020924  Ribes viscosissimum H. M. Hall 1909-7-18 8572 Trinity Dorleska, in the Salmon Mountains. 2000 Comment
  CHSC1657  Ribes viscosissimum var. hallii V. Holt 1942-7-9 Trinity Bear Lake, Trinity Alps. 2133 Comment
  CAS-BOT-BC362945  Rigiopappus leptocladus L. R. Abrams 1916-7-22 6177 Trinity Summit of ridge between Mad and Trinity rivers on Eureka-Red Bluff Road Comment
  HSC38586  Robinia pseudoacacia J. P. Smith, J. O. Sawyer 1971-5-23 Trinity Old site of Helena, on the road to Hobo Gulch, Trinity National Forest Comment
  HSC26769  Romanzoffia californica J. P. Smith, J. O. Sawyer 1973-3-11 5867 Trinity Trail along the Trinity River and New River beginning at Grays Falls. Comment
  CAS-BOT-BC74729  Rorippa curvisiliqua John Thomas Howell 1955-6-13 30384 Trinity Hayfork. 716 Comment
  HSC82603  Rorippa curvisiliqua Thomas W. Nelson, Jane P. Nelson 1979-7-7 4984 Trinity Along margin of Trinity Lake at Wyntoon Campground Comment
  CAS-BOT-BC146357  Rosa Eugene Carter 1974-10-2 908 Trinity East Fork of North Fork Trinity River, Barney Gulch logging road 792 Comment
  CAS-BOT-BC146789  Rosa gymnocarpa Elizabeth McClintock 1956-6-16 s.n. Trinity Road along Coffee Creek, above Coffee Creek Ranch Comment
  HSC34166  Rosa gymnocarpa J. P. Smith, J. O. Sawyer 1973-7-4 7089 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC50962  Rosa gymnocarpa G. L. Clifton, Overton 1979-6-3 3786 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  HSC51172  Rosa gymnocarpa G. L. Clifton, Overton 1979-6-4 3994 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC56699  Rosa gymnocarpa Gilbert Muth 1979-7-17 8283 Trinity Near Barry Creek, close to the town of Mad River 1006 Comment
  HSC34169  Rosa pisocarpa J. P. Smith, J. O. Sawyer 1973-7-4 7088 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  JEPS98741  Rubus lasiococcus S. Pappalardo 1992-6-24 111 Trinity Hayfork Rd. Shasta-Trinity National Forests (E side of FS Rd. 3N32 approx. 3/4 mi from jct. with FS Rd. 6N01) 1676 Comment
  HSC35814  Rubus leucodermis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1922 Trinity Brown's Canyon Campground. Comment
  JEPS123162  Rubus leucodermis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 136 Trinity Scorpion Lake Comment
  RSA66898  Rubus leucodermis Philip A. Munz 1951-7-17 16570 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UC467849  Rubus parviflorus Annie M. Alexander and Louise Kellogg 1911-7-8 233 Trinity North Fork Coffee Creek 1371 Comment
  RSA54150  Rubus parviflorus var. hypomalacus J. T. Howell 1939-7-31 14855 Trinity Summit of Scott Mtns. N of Carrville. Comment
  SEINET5710588  Rudbeckia klamathensis Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6144 .5 Trinity In a seep near Dan Rice Creek. Along California 3 near its intersection with USFS Road 39 No4. 51.4 road miles north of the junction of CA 3 and CA 299, south of Callahan.; Callahan Comment
  CAS-BOT-BC434028  Rumex salicifolius John Thomas Howell 1955-7-17 30721 Trinity Near Hayfork 731 Comment
  HSC34175  Rumex salicifolius J. P. Smith, J. O. Sawyer 1973-7-4 7102 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC92354  Sagina saginoides Jennifer Whipple 1976-8-4 1648 Trinity Near Deadfall Lake 2195 Comment
  UCD110828  Salix eastwoodiae Joseph M. DiTomaso 1976-7-13 628 Trinity Next to Deer Creek, on Deer Creek next to Deer Lake-Luella Lake junction. 1920 Comment
  HSC41968  Salix gooddingii Ed Cope 1977-5-21 94 Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC106808  Salix hindsiana L. B. Kildale 1930-9-1 10483 Trinity Betty May Mine, Trinity River Comment
  JEPS13069  Salix lasiandra var. lasiandra Joseph P. Tracy 1926-9-6 7793 Trinity Sharber Slough Northern Coast Ranges 182 Comment
  UC1135034  Salix lasiolepis J. E. Sowder 1932-10-17 15 Trinity N. Fork of Rattlesnake Creek Trinity <National> Forest, Big Bar Quadrangle 1097 Comment
  RSA609408  Salix lasiolepis Louis C. Wheeler 1958-8-6 7367 Trinity Hayden Roughs, Blujay Mine. Comment
  CAS-BOT-BC125700  Salix melanopsis Eugene Carter 1969-10-8 193 .1 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville); West bank 868 Comment
  JEPS14754  Salix melanopsis Joseph P. Tracy 1932-6-17 10239 Trinity Mad River near Ruth; Northern Coast Ranges 792 Comment
  UC1196708  Salix scouleriana Joseph P. Tracy 1933-7-15 12747 Trinity S. Fork Mt. Northern Coast Ranges, S. Fork Mt. 1645 Comment
  UC519355  Salix scouleriana Joseph P. Tracy 1933-7-15 12744 Trinity S.Fork Mt.; Northern Coast Ranges, S.Fork Mt. 1645 Comment
  UCR37528  Sanicula bipinnatifida Brian Kearney, Mike Malamus 1984-5-12 19 Trinity Philpot [Cold Springs] Campground 979 Comment
  BLMAR367  Sanicula bipinnatifida Jennifer Anthony-Wheeler 2003-4-10 367 Trinity Travis ranch, grazed Oak woodland 609 Comment
  HSC32311  Sanicula bipinnatifida D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5661 Trinity Trinity/Humboldt Co. line, along Swayback Ridge Comment
  HSC38160  Sanicula crassicaulis Thomas W. Nelson, Jane P. Nelson 1976-5-23 2505 Trinity Brown's Canyon Campground. Comment
  HSC42309  Sanicula graveolens Sue Sweet 1977-5-8 46 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  UC642311  Sanicula graveolens Joseph P. Tracy 1935-8-3 14472 Trinity Mary Blaine Mountain 1950 Comment
  HSC101027  Sanicula graveolens Lisa D. Hoover 2010-6-24 30 Trinity Cobb Ridge area. From Hwy 36 take Ruth Rd (Rte 501 becomes Rte 504), to Three Forks, then take 27N33. 1146 Comment
  HSC26715  Sanicula graveolens William J. Ferlatte 1972-7-15 1396 Trinity Packers Peak 2348 Comment
  HSC101019  Sanicula tracyi Carrie Schreiber 2012-6-5 22 Trinity Vicinity of Brown's Canyon; west of Van Duzen River, upslope, at hairpin turn along 1N10. From Hwy 36 to Rte 511, take water crossing on 1N10. 797 Comment
  HSC51302  Sanicula tracyi G. L. Clifton, Overton 1979-6-4 4148 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC65893  Sanicula tracyi Gail Newton 1980-7-13 1370 Trinity Near Red Rock. 1509 Comment
  HSC68636  Sanicula tracyi Jacqueline Greenleaf 1980-6-18 112 Trinity Near Senteney Creek. 823 Comment
  HSC68639  Sanicula tracyi Jacqueline Greenleaf 1980-5-22 80 Trinity Near Double Gate Ridge. 1067 Comment
  HSC79347  Sanicula tracyi D. K. Imper 1983-7-20 Trinity Nest to FS 3S15 approx. 2 mi. E of junction with FS 503, N of Kettenpom. 1067 Comment
  HSC35671  Sanicula tuberosa J. P. Smith, J. O. Sawyer 1973-7-4 7065 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC38870  Sanicula tuberosa J. P. Smith 1973-4-21 6284 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC74008  Sanicula tuberosa R. York 1980-5-24 692 Trinity Near Long Ridge. 1036 Comment
  JEPS98658  Sanicula tuberosa M. Garcia and P. Vargas 1996-5-26 42 PV96 Trinity ca 10 mi N of the junction of Hwy 36 with South Fork Mt. road Mad River Comment
  UCD102271  Sanicula tuberosa 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. 2180 Comment
  HSC100170  Sarcodes sanguinea J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-7-9 12985 Trinity Along Forest Service Road 38N85 to the Bonanza King Lookout. 1533 Comment
  CAS-BOT-BC466234  Sarcodes sanguinea L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs 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
  RSA296788  Saxifraga mertensiana Clark S. Miller 1979-5-13 4 -89 Trinity Grays Falls Campground along path to suspension bridge. Comment
  RSA66445  Saxifraga odontoloma P. A. Munz 1951-7-21 16786 Trinity Fisher Ridge, at head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  POM253739  Saxifraga tolmiei C. L. Hitchcock, J. S. Martin 1939-7-11 5417 Trinity East wall of Upper Canyon Creek Lake, ca. 13 miles north of Dedrick, Salmon-Trinity Alps. 2134 Comment
  HSC98486  Saxifragopsis fragarioides Dana York 2009-7-19 2972 Trinity 82 km. WNW of Redding, Shasta-Trinity National Forest on Thurston Peaks (Limestone Ridge), spur ridge to summit of Thurston Peaks 2155 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
  SEINET200829 Image available Schedonorus pratensis Joseph P. Tracy 1923-1 6409 Trinity Burnt Ranch 579 Comment
  UCR37568  Schoenolirion album Michelle A. Strull, C. Houseman, L. Linstedt 1984-5-27 56 Trinity Eagle Creek Campgound 851 Comment
  CHSC114084  Scirpus congdonii Jennifer Buck; Danielle Roach 2009-8-26 WBCC 01 H Trinity Headwaters West Branch Crow Creek, 1mile south of Mumbo Basin, The Eddys; UTM Zone 10N, 540835E, 4559131N. 1893 Comment
  CAS-BOT-BC111122  Scirpus microcarpus Harry Stanley Yates 1914-6-14 7 -152 Trinity Trinity Forest, Rush creek 609 Comment
  JEPS13892  Scutellaria antirrhinoides Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-17 3737 Trinity along Trinity River, just above its confluende with Ramshorn Creek Trinity River 838 Comment
  UC1549248  Scutellaria antirrhinoides Richard Olmstead 1983-7-7 429 Trinity along the Van Duzen River (along F.S. Rd 1S07, about 200 yards above its junction with F.S. Rd 511) 923 Comment
  HSC60457  Scutellaria antirrhinoides Carl Wishner 1978-7-2 541 Trinity Corral Bottom at Bidden Creek, Underwood Mtn. Hwy. Comment
  HSC82077  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson 1980-6-17 5490 Trinity Along Old State Route 3, 1 mi. from junction with State Route 3; opposite entrance to Philpot Campground 762 Comment
  UC1225842  Scutellaria californica Joseph P. Tracy 1941-7-29 16926 Trinity halfway between Low Gap and Hettenshaw (Van Duzen River); Van Duzen River 975 Comment
  UC722658  Scutellaria californica C. L. Hitchcock, J. S. Martin 1939-7-12 5352 Trinity 6 mi n of Dedrick (on Canyon Creek Trail); Salmon-Trinity Alps Comment
  UC906729  Scutellaria californica Harold E. Parks and Joseph P. Tracy 1942-7-3 11620 Trinity Hettenshaw Valley 944 Comment
  SFV5235  Scutellaria siphocampyloides B. C. Templeton 1957-6-22 s. n. Trinity Near the summit of Scott Mountain. Comment
  UC1046512  Scutellaria siphocampyloides R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-12 3387 Trinity Wildwood Comment
  CHSC114631  Scutellaria siphocampyloides Maria Ulloa-Cruz 1995-7-28 250 Trinity Hayfork Ranger District. Long Gulch. 1051 Comment
  CAS-BOT-BC64094  Sedum lanceolatum John Thomas Howell 1937-7-29 13664 Trinity Scott Mt., on Trinity/Siskiyou county line. Comment
  HSC90583  Sedum lanceolatum var. lanceolatum Jennifer Whipple 1977-8-4 2141 Trinity Deadfall drainage near the upper Deadfall Lakes 2378 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
  HSC65875  Sedum laxum subsp. flavidum M. A. Baker 1980-6-25 2269 Trinity Near Castle Rock. 1436 Comment
  CAS-BOT-BC64705  Sedum oregonense Joseph P. Tracy 1935-8-3 14534 Trinity Mary Blaine Mt. 1950 Comment
  RSA0083650  Sedum oregonense E. K. Balls 1949-7-1 13717 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick. 1372 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
  CAS-BOT-BC64092  Sedum radiatum subsp. radiatum Ella Dales Cantelow 1939-6-5 2615 Trinity Near mad River, 11 mi. SE of Ruth. 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
  RSA0074728  Sedum spathulifolium Phyllis Krieg 1979-5-11 s.n. Trinity South facing slope above the Trinity River along side of the Grays Falls Trail. 610 Comment
  RSA0074778  Sedum spathulifolium W. Wisura 1993-5-9 4905 Trinity Hwy 299, 79.3 miles W of Redding. Comment
  HSC40634  Sedum spathulifolium var. spathulifolium J. O. Sawyer 1973-7-1 2524 Trinity Butter Creek S of Hyampom. Comment
  HSC59301  Sedum spathulifolium var. spathulifolium J. M. DiTomaso 1979-4-29 920 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 Comment
  CAS-BOT-BC496373  Selaginella scopulorum Mona Bourell 1995-7-2 s.n. Trinity Trinity Alps, Salmon Trinity Primitive Area, Lower Canyon Creek Lake 1700 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
  HSC67995  Senecio aronicoides J. P. Smith 1976-5-21 8751 Trinity Scott Mtn. Campground 1646 Comment
  HSC68184  Senecio aronicoides J. P. Smith 1973-4-21 6236 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC42545  Senecio integerrimus var. major Barbara Kelly 1977-5-21 472 Trinity Scott Mtn. Campground 1646 Comment
  HSC78014  Senecio integerrimus var. major John S. Palmer 1973-6-17 9 Trinity Bear Lakes Area, below Big Bear Lake 1707 Comment
  RSA0124974  Senecio integerrimus var. major Philip A. Munz 1952-6-29 17856 Trinity Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 883 Comment
  RSA49780  Senecio triangularis E. K. Balls 1949-7-7 13887 Trinity Scott Mountain Camp Meadow, Scott Mt. 1631 Comment
  RSA67518  Senecio triangularis P. A. Munz 1951-7-20 16730 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  UCD135773  Senecio triangularis Joseph M. DiTomaso 1976-7-6 554 Trinity Trinity Alps. Parker Meadows on Swift Creek Trail; near Swift Creek. 1615 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
  CAS-BOT-BC205609  Sidalcea malviflora F. P. Cronemiller 1923-6-19 589 Trinity Indian Dick R.S. 1463 Comment
  JEPS120231  Sidalcea oregana Julie Kierstead Nelson with Wendy Boes 2012-6-6 2012 -064 Trinity Corral Gulch 1/2 mi NW of Indian Valley Guard Station; W of Forest Rd. 2N10; 9 mi W of Hayfork Comment
  HSC65000  Sidalcea oregana subsp. spicata D. L. Goforth 1979-7-21 294 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  HSC66144  Silene S. Harris, B. Ferguson, S. Smith 1980-5-3 Trinity Philpot Creek campground 808 Comment
  HSC68117  Silene J. P. Smith, J. O. Sawyer 1975-6-1 8191 Trinity 1/2 mi. NW of Wildwood 915 Comment
  HSC103168  Silene R. W. Tate, J. Inkster 2014-4-22 1416 Trinity Weaver Basin Community Forest, ~0.2 mi. E of Garden Gulch/Weaver Bally Road. 705 Comment
  HSC103727  Silene M. R. Mesler 2011-5-29 847 Trinity 4.6 miles west of Hayfork along Hyampom Rd 701 Comment
  HSC4193  Silene William J. Ferlatte, B. D. Rodgers 1966-6-1 2071 Trinity Near Hayfork Summit, summit of ridge 1189 Comment
  HSC103262  Silene bernardina Lisa D. Hoover 2012-7-25 Trinity Six Rivers National Forest, Mad River Ranger District, Black Lassic Quad, Lassic Botanic and Geologic Area Comment
  SEINET3000792  Silene californica Johnnie L. Gentry Jr., Earl Jensen 1968-7-5 2118 Trinity South Fork Mt. Summit, approx. 10 miles west of Forest Glen, 0.5 miles up Old South Fork Mt. Road. 1250 Comment
  CAS-BOT-BC174859  Silene campanulata subsp. campanulata Ken Faber; Scott LaChance; Mike Rekart 1984-5-26 36 Trinity Eagle Creek Campground 850 Comment
  CAS-BOT-BC181204  Silene campanulata subsp. glandulosa Eugene Carter 1973-6-20 614 Trinity Southwest of Jorstad, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1524 Comment
  HSC4176  Silene campanulata subsp. glandulosa R. Spellenberg 1964-6-17 443 Trinity Spellenberg property 2 mi. E of Burnt Ranch Comment
  HSC4181  Silene campanulata subsp. glandulosa D. E. Anderson 1963-5-12 2433 Trinity Near Trinity-New River canyons. Comment
  HSC70047  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1978-6-22 4273 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  HSC70188  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1978-6-23 4326 Trinity Along FS Rd. 30, 1 mi. S of junction with SR 36 Comment
  RSA439073  Silene campanulata subsp. greenei N. G. Sugihara 1977-5-21 46 Trinity Eagle Creek Campground. 851 Comment
  UC668085  Silene grayi Joseph P. Tracy 1935-8-5 14574 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek 2133 Comment
  RSA211232  Silene grayi William J. Ferlatte 1967-8-19 1030 Trinity Red Rock Mt.; Trinity Alps. 2287 Comment
  RSA79338  Silene hookeri E. K. Balls, Lee W. Lenz 1952-5-12 17211 Trinity 1.2 miles N of Peanut on road from Hwy 36 to Hayfork and Douglas City. Comment
  UCR84721  Silene hookeri 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
  RSA48000  Silene hookeri Roxana S. Ferris, Laura Lorraine 1948-6-11 11690 Trinity 1.5 miles above Peanut on State Highway 36. Comment
  HSC59940  Silene laciniata subsp. californica D. L. Goforth 1979-7-5 198 Trinity Deadwood Creek Rd. 2 mi. ENE of Lewiston Comment
  HSC37401  Silene laciniata subsp. californica Judith G. Dickson 1973-6-29 Trinity Norse Butte on S Fork Mtn., Hwy. 36 1280 Comment
  CAS-BOT-BC389444  Silene lemmonii Elizabeth McClintock 1956-6-14 s.n. Trinity Trail to Lion Lake, west of Coffee Creek Comment
  RSA67675  Silene lemmonii P. A. Munz 1951-7-18 16657 Trinity Ridge from Stuart Gap to North Yolla Bolly Mts. 1707 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
  SEINET4856210  Silene salmonacea Unknown 2004-6-3 9218 Trinity Shasta Trinity National Forest: NW of forest Service Road 36N25 (County road 123), ca 1/4 mile NW of bridge over Cement Creek. Comment
  RSA49788  Sisyrinchium bellum E. K. Balls 1949-7-7 13878 Trinity Scott Mountain Camp Meadow, Scott Mt. 1631 Comment
  UC1116251  Sisyrinchium bellum Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4828 Trinity borders of streamlet flowing into Mosquito Lake Salmon-Trinity Alps Wilderness Area (300 feet above lake); Scott Mountains, Shasta National Forest 2042 Comment
  HSC77986  Sisyrinchium bellum John S. Palmer 1974-7-3 221 Trinity Bear Lakes Area, along trail to Big Bear Lake 1616 Comment
  CHSC63360  Sisyrinchium elmeri Vernon H. Oswald; L. Ahart 1994-6-14 6299 Trinity Forest Rd. 25 W of Castella and E of Ramshorn Summit, at the confluence of Doe Glade and Mumbo Creek. 1121 Comment
  RSA153460  Sisyrinchium idahoense H. K. Sharsmith 4828 Trinity Scott Mountains; streamlet flowing into Mosquito Lake ca. 300 feet above the lake. Salmon-Trinity Alps Wilderness Area, Shasta National Forest 2043 Comment
  HSC43344  Sisyrinchium idahoense var. idahoense Maralyn O'Meara 1973-7-4 257 Trinity Near crossing of Ditch Gulch by road to Blue Point, W of N Dubakella Mtn. Comment
  JEPS55584  Smilax californica Wayne Roderick 1966-5-7 Trinity along river between Coffee Creek and Scott Creek (in and around a small spring just above w bank); Trinity River Comment
  UC1423428  Smilax jamesii Richard McP. Brown 1974-7-25 Trinity along trail from Morris Meadows to Portugese Camp Comment
  CAS-BOT-BC34691  Solanum lycopersicum L. B. Kildale 1930-10-5 10442 Trinity Van Duzen River near Cobbs. Comment
  HSC39731  Solanum parishii D. E. Anderson, J. P. Smith 1971-6-21 - 1129 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  HSC55390  Solanum parishii G. L. Clifton, Butler 1979-7-17 7491 Trinity Near Jones Ridge, close to the town of Mad River 1388 Comment
  UC1125020  Solanum umbelliferum N. French 1932-9-18 24 Trinity Trinity National Forest, North Fork Trinity River North Fork Trinity River; Trinity National Forest, North Fork Trinity River 914 Comment
  UC1225809  Solanum umbelliferum Joseph P. Tracy 1942-7-3 17399 Trinity halfway between Kuntz and Hettenshaw (Van Duzen River); Van Duzen River 975 Comment
  HSC78854  Solidago elongata John S. Palmer 1973-9-7 203 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  CAS-BOT-BC339864  Solidago multiradiata H. M. Hall 1909-7-1 8594 Trinity Salmon Mountains. Near Dorleska 1889 Comment
  HSC18904  Sorbus californica J. O. Sawyer 1968-9-1 641 Trinity Along Limestone Ridge from Pony Mtn. to Marble Springs 1799 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
  CAS-BOT-BC236563  Sorghum halepense Eugene Carter 1973-6-10 580 Trinity Waste area along Trinity Highway, 8 mi. NW of Weaverville 441 Comment
  CDA26434  Spiraea densiflora T. C. Fuller 1960-6-29 4619 Trinity 17.7 miles north of Carrville, 1.7 miles south of county line on Scott Mountain. 0 Comment
  HSC64783  Spiraea douglasii J. P. Smith, Steve Selva 1970-7-28 4528 Trinity Twin Lakes. 1677 Comment
  HSC78778  Spiraea douglasii John S. Palmer 1973-9-7 190 Trinity Bear Lakes area, along trail to Big Bear Lake. 1723 Comment
  RSA50241  Spiraea douglasii E. K. Balls 1949-7-6 13827 Trinity 3.4 miles from Minersville Camp on road to Trinity Center. 610 Comment
  UCD114061  Spiraea splendens Joseph M. DiTomaso 1976-7-12 618 Trinity Lower Bear Basin Meadows. 1737 Comment
  UC1196408  Spiranthes porrifolia Joseph P. Tracy 1926-7-4 7718 Trinity near mouth of South Fork Trinity River; Northern Coast Ranges, Donahue's Ranch 243 Comment
  CAS-BOT-BC240329  Spiranthes romanzoffiana John Thomas Howell 1936-8-24 12734 Trinity Field redacted by CAS, contact the data manager for more information Comment
  UC922581  Stachys ajugoides var. rigida Annie M. Alexander and Louise Kellogg 1948-8-24 5553 Trinity Morris Meadow Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  CAS-BOT-BC94397  Stachys ajugoides var. rigida R. C. Wenk 2005-7-14 188 Trinity Trinity Alps, along Coffee Creek Road, 12 miles from Hwy 3 tunoff, next to a small waterfall on the S side of the road 1280 Comment
  HSC54135  Stachys rigida Gilbert Muth 1979-7-17 8320 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  RSA583122  Stachys rigida subsp. quercetorum C. Epling, Wm. Robinson 1935-7-22 s.n. Trinity Near Salyer s. Comment
  RSA67495  Stachys rigida subsp. rivularis P. A. Munz 1951-7-19 16703 Trinity 1 mile NW of Stuart Gap, north base of North Yolla Bolly Mts. 1402 Comment
  UCR124010  Stachys rigida var. rigida George K. Helmkamp, E. A. Helmkamp 2001-7-8 6953 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  CAS-BOT-BC375949  Stephanomeria virgata L. B. Kildale 1930-9-1 10455 Trinity Trinity River at Big French Creek Comment
  HSC74000  Stipa lemmonii R. York 1980-5-24 673 Trinity Near Long Ridge. 1036 Comment
  HSC32266  Stipa nelsonii subsp. dorei J. O. Sawyer 1971-8-13 2442 Trinity Near Doe Lake. 2104 Comment
  HSC100017  Stipa occidentalis J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12920 Trinity Along Prospector Court, W of Coffee Creek Road. 912 Comment
  HSC34398  Stipa occidentalis var. californica J. P. Smith, J. O. Sawyer 1973-7-3 6983 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC34588  Stipa stillmanii J. P. Smith, J. O. Sawyer 1975-7-12 8368 Trinity Hwy. 3 at crossing of the Trinity River N of Ramshorn Creek. 915 Comment
  CDA25169  Streptanthus barbatus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2728 Trinity One-eye Flat south of Trinity River bridge, 0.4 mile north of Coffee Creek Road, west side of Hwy 3, north of Trinity Center. Comment
  CHSC82650  Streptanthus barbatus L. P. Janeway 2001-7-8 7289 Trinity Klamath Ranges. North end of Brushy Mountain (ridge) 8.0 km north-northwest of Pony Buck Peak; along Road 29N28 0.5 km south of Road 29N39. 1400 Comment
  HSC70146  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4248 Trinity At Philpot Creek Campground 762 Comment
  CAS-BOT-BC61141  Streptanthus barbatus Clare B. Hardham 1971-8-12 18351 Trinity Trinity River where it enters Trinity Lake. Comment
  SEINET10448510  Streptanthus barbatus Mary Susan Taylor 1980-8-13 Taylor 3231 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
  UCD115935  Streptanthus barbatus Arthur M. Shapiro 1986-7-17 s.n. Trinity Coffee Creek Ranger Station in Shasta National Forest. Comment
  CHSC35522  Streptanthus breweri Thomas W. Nelson; Jane P. Nelson 1980-6-22 5780 Trinity Along forest road 30 10 miles south of junction with State Route 36 and 1.5 miles west of junction with road to Pine Root Spring. 1463 Comment
  HSC68811  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-18 5590 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  HSC67005  Streptanthus drepanoides Thomas W. Nelson, Jane P. Nelson 1980-6-22 5744 Trinity Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. from Goat Camp 1372 Comment
  UC1736530  Streptanthus drepanoides Dean W. Taylor 1992-6-12 12760 Trinity Red Mountain, South Fork Trinity River watershed, 1615 Comment
  CAS-BOT-BC87886  Streptanthus tortuosus Eugene Carter 1968-6-22 176 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles NW of Weaverville.) 1 mile up Morrison Gulch Trail. 1341 Comment
  HSC36406  Streptanthus tortuosus J. P. Smith, J. O. Sawyer 1973-7-4 7027 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs 1555 Comment
  UC1492809  Streptanthus tortuosus Freed W. Hoffman 1949-7-19 2878 Trinity rock outcrop 1.4 mi w Regan Meadow Camp; North Coast Ranges 1524 Comment
  UC275354  Streptanthus tortuosus Joseph P. Tracy 1923-6-29 6427 Trinity near mouth of North Fork; Northern Coast Ranges, Trinity River 609 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
  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
  CAS-BOT-BC519059  Streptopus amplexifolius Eugene Carter 1973-7-24 639 Trinity Along the Grizzly Creek Trail near Granite Gulch, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville 1463 Comment
  JEPS128094  Streptopus amplexifolius var. americanus Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -018 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  UC722360  Suksdorfia ranunculifolia C. L. Hitchcock and J. S. Martin 1939-7-11 5377 Trinity cliffs between upper Canyon Creek Lake and lower Canyon Creek Lake (11 mi n of Dedrick); Salmon-Trinity Alps 1889 Comment
  HSC40894  Swertia albicaulis var. nitida J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2677 Trinity FS Rd. 36N25 from Trinity Center to Swift Creek trailhead 1220 Comment
  HSC74610  Swertia radiata M. A. Baker 1980-7-10 2743 Trinity Near Senteney Rock 1554 Comment
  HSC56724  Symphoricarpos mollis Gilbert Muth 1979-7-18 8350 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC63155  Symphoricarpos mollis M. A. Baker 1979-7-1 617 Trinity Hell to Find Lake Comment
  SD42335  Symphoricarpos mollis Carl B. Wolf 1937-8-12 9199 Trinity North Coast Range; South Fork Mountain, Cold Spring Lookout. 1650 Comment
  UC184316  Symphoricarpos mollis var. acutus Harry S. Yates 1914-7-16 531 Trinity Head of Rush Creek Comment
  CHSC267  Symphyotrichum ascendens V. Holt 1942-8-9 Trinity Deer Creek, Trinity Alps. Comment
  UCD136546  Symphyotrichum bracteolatum M. Pollard 1953-8-21 s.n. Trinity Trinity Alps Resort. 762 Comment
  CAS-BOT-BC97895  Symphyotrichum eatonii John Thomas Howell 1936-8-25 12780 Trinity Near Trinity Center Comment
  UC297880  Symphyotrichum spathulatum Milo S. Baker 1926-8-8 230 b-26 Trinity Saddle bet. Red Mountain and Granite Peak 2194 Comment
  CAS-BOT-BC98859  Symphyotrichum spathulatum var. intermedium John Thomas Howell 1936-8-23 12691 Trinity Scott Ranch, 3 miles south of Trinity Center Comment
  HSC85871  Synthyris cordata Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-6 3 Trinity Hwy. 299, Gray's Falls Campground, along dirt road leading S from the campground, 200 m 250 Comment
  SFV18687  Synthyris reniformis P. Wilson, M. Mesler 2003-3-2 3886 Trinity Gray Falls Camp off US-299. 290 Comment
  HSC29035  Taraxacum erythrospermum J. P. Smith 1973-4-21 6302 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  CHSC30198  Tauschia glauca M. S. Taylor 1980-6-30 3011 Trinity 4 mi s of Trinity Center on Hwy 3, west of dirt rd for 1 mi, left at Fire Rd, 1/2 mi to Y in rd, take right, follow ridge to second Y. Comment
  HSC51282  Tauschia kelloggii G. L. Clifton, Overton 1979-6-4 4122 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  CDA436  Taxus brevifolia G. F. Hrusa 1991-10-21 8594 Trinity North end of Bonanza King Ridge. East side, on wet spring. 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
  UC1043543  Taxus brevifolia P. C. Everett and E. K. Balls 1954-10-15 20304 Trinity 10 mi se Peanut (between Hayfork and Wildwood, Hwy 36) 868 Comment
  UC1134367  Taxus brevifolia J. E. Sowder 1932-10-18 21 Trinity Keystone Ranger Station Trinity National Forest, Big Bar Quadrangle 960 Comment
  HSC4483  Tellima grandiflora William J. Ferlatte 1967-8-6 789 Trinity Canyon Creek Lakes above upper lake 1738 Comment
  UC1440268  Thelypteris nevadensis L. L. Kiefer 1963-8-11 801 Trinity ca. 2 mi w Forest Glen (along rd.) 1219 Comment
  UC582838  Thelypteris nevadensis P. A. Munz 1936-8-10 14342 Trinity 5 mi w Forest Glen Comment
  SEINET10914202 Image available Thlaspi montanum Harvey M. Hall 1909-7-18 Hall 8570 Trinity Dorleska, in the Salmon Mts. of Trinity County, in the Canadian Zone 2000 Comment
  JEPS57212  Thlaspi montanum var. montanum L. R. Heckard 1967-8-13 1726 Trinity summit region of Mt. Eddy 2743 Comment
  UC130690  Thlaspi montanum var. montanum H. M. Hall 1909-7-18 8570 Trinity Dorleska; Salmon Mts.; Salmon Mts., Trinity Co. 2000 Comment
  CAS-BOT-BC66863  Thysanocarpus curvipes Eugene Carter 1976-5-1 1109 Trinity North Fork Trinity River and vicinity. Pigeon Point Campground on the Trinity River. 426 Comment
  CDA18390  Thysanocarpus curvipes G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2724 Trinity Klamath Ranges; North of Trinity Center on south side of Trinity River bridge, west side of Hwy 3, 0.4 mi north of Coffee Creek Road. 755 Comment
  HSC48432  Thysanocarpus curvipes J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9877 Trinity County Line Rd. along Brown's Creek. 671 Comment
  CAS-BOT-BC66868  Thysanocarpus curvipes Philip A. Munz 1949-5-15 13236 Trinity 1 mile below Dedrick. 914 Comment
  HSC40456  Thysanocarpus curvipes J. O. Sawyer 1974-4-27 2567 Trinity Along Willow Gulch 76 Comment
  HSC6984  Thysanocarpus curvipes K. P. St. John 1965-5-6 31 Trinity 2 mi. E of Del Loma on Hwy. 299 Comment
  HSC103577  Thysanocarpus elegans Thomas W. Nelson, Jane Nelson 1982-5-16 6907 Trinity Along State Route 299, 0.2 mi. W of Whites Bar Picnic Area 335 Comment
  UC402460  Tiarella trifoliata var. unifoliata Mrs. M. H. Manning 1901-7-1 52 Trinity Summit Trinity Summit; , Summit Comment
  CAS-BOT-BC447586  Tiarella trifoliata var. unifoliata P. A. Munz 1936-8-11 14359 Trinity bank of brook, Forest Glenn 1066 Comment
  CHSC105878  Tonella tenella Julie Kierstead Nelson 2010-5-9 2010 -006 Trinity East slope of Lewiston Lake; unnamed drainage near WAPA powerline at crossing of Rd 34N13. 1036 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
  HSC34591  Tonella tenella A. M. Montalvo 1975-5-17 263 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  HSC35164  Tonella tenella Advanced Plant Taxonomy Class 1975-5-17 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  UCD124644  Tonella tenella Don Hagar 1956-5-30 67 Trinity Gray's Flat, ca. 5 miles east of Salyer. 304 Comment
  HSC70610  Tonestus lyallii J. O. Sawyer, K. A. Sawyer 1981-8-2 4165 Trinity E side of Sawtooth Mtn. above Devil's Canyon. 2439 Comment
  RSA276659  Tonestus lyallii William J. Ferlatte, Alice Q. Howard 1970-8-11 1308 Trinity Thompson Peak. Ridge west of summit. 2683 Comment
  HSC86330  Torilis arvensis J. P. Smith 1982-6-19 10465 Trinity French Creek Rd., 2.1 mi. from its junction with Hwy. 299 549 Comment
  HSC51254  Toxicodendron diversilobum G. L. Clifton, Overton 1979-6-4 4093 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  UCD138329  Triantha occidentalis Joseph M. DiTomaso 1976-7-6 551 Trinity Trinity Alps, Parker Meadows on Swift Creek Trail. 1615 Comment
  CHSC82163  Triantha occidentalis subsp. occidentalis L. P. Janeway 2001-7-15 7318 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
  HSC40036  Trichostema laxum Thomas W. Nelson, Jane P. Nelson 1976-7-1 2886 Trinity Below Senteney Rock 1433 Comment
  UC1094006  Trichostema laxum Lewis S. Rose 1955-7-17 55129 Trinity 1 mi SW of Peanut 762 Comment
  HSC35132  Trientalis latifolia John S. Palmer 1975-5-16 328 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  SEINET10449633  Trientalis latifolia Mary Merello 1993-6-21 Merello 680 Trinity Shasta-Trinity National Forest, Forest Service Road 34N 17Y off road to Trinity Dam off State Hwy. 3. Disturbed mixed conifer-mixed hardwood forest. 820 Comment
  UCD117571  Trientalis latifolia Joseph M. DiTomaso 1975-7-21 156 Trinity Trinity Alps, 3 miles short of Boulder Lake on Poison Canyon Trail. 1706 Comment
  UC1223488  Trifolium cyathiferum Joseph P. Tracy 1937-7-24 15519 Trinity head of Hors Linto Creek; Trinity Summit, Devil's Hole 1676 Comment
  CDA4288  Trifolium dubium T. C. Fuller 1964-6-23 12231 Trinity Road to Douglas City, 1.7 miles east of Hayfork. 0 Comment
  SEINET10487832  Trifolium dubium Botany 1985-4-20 BOTANY s.n. Trinity T33n,r9w,sec.24. H.m. Road bank 0.5 mile n of hwy 299 along road to steelbridge Campground. Open, somewhat shaded, grassy site in oak-madrone woodland 536 Comment
  HSC49722  Trifolium gracilentum J. O. Sawyer, R. J. Cole 1978-4-20 3104 Trinity Above Hwy. 299 at White's Bar. Comment
  UCD109763  Trifolium gracilentum P. B. Kennedy 1911-1 s.n. Trinity Douglas. Comment
  CHSC118274  Trifolium hirtum Barbara L. Wilson; Nick Otting 2015-5-30 18423 Trinity No-longer-used bridge across Swede Creek, next to current Highway 299, at confluence with Trinity River. 354 Comment
  HSC73740  Trifolium longipes M. A. Baker 1980-7-13 2925 Trinity Near Mule Ridge. 1585 Comment
  UCD111248  Trifolium longipes Joseph M. DiTomaso 1975-6-16 4 Trinity Morris Meadows. 1325 Comment
  CHSC30152  Trifolium pratense M. S. Taylor 1980-6-11 2830 Trinity Big Var, on the s side of Trinity River, a few feet from the s side of the bridge leading to Big Var Campground. 457 Comment
  POM307479  Trifolium variegatum Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1938-8-1 2247 Trinity Just south of Dedrick Comment
  RSA256689  Trifolium willdenovii Scott M. Kruse 1975-5-16 26 Trinity Trails above the Trinity River at Grays Falls Campground. (Humboldt Meridian) 310 Comment
  CHSC63361  Triglochin maritima Vernon H. Oswald; L. Ahart 1994-6-14 6288 Trinity Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city). 1511 Comment
  CAS-BOT-BC520856  Trillium albidum E. C. Van Dyke 1931-6-15 s.n. Trinity Rush Creek Comment
  RSA79313  Trillium albidum E. K. Balls, Lee W. Lenz 1952-5-11 17189 Trinity 5 miles southeast of Zenia on road from Mina to Harris. Comment
  UC1197815  Trillium ovatum Joseph P. Tracy 1926-2-28 7368 Trinity Salzer Northern Coast Ranges, Salzer 182 Comment
  UC176117  Triodanis biflora Joseph P. Tracy 1913-6-24 4330 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  CHSC93415  Trisetum canescens B. Castro; L. Janeway 1996-7-7 681 Trinity Ca. 2.5 air mi NNE of Trinity Mtn, in upper drainage of Feeny Gulch. Along dirt road ca 1 rd mi NE of its jcn with Feeny Gulch Rd (which is USFS Rd 35N32); this road is <0.5 mi to the W of and roughly parallels the Shasta-Trinity Co. Line Rd. 1230 Comment
  HSC92577  Trisetum canescens Jennifer Whipple 1976-7-23 1491 Trinity S facing slopes N of Deadfall Creek. 2195 Comment
  JEPS94460  Trisetum canescens Vernon Oswald and Lowell Ahart 1997-7-17 8740 Trinity 4.9 mi s of Highway 36 (Forest Route 29, Trinity National Forest); Trinity National Forest, Forest Route 29 1249 Comment
  HSC73680  Trisetum cernuum Gail Newton 1980-7-10 1201 Trinity Near Senteney Rock. 1545 Comment
  CAS-BOT-BC135781  Triteleia crocea Annie M. Alexander; Louise Kellogg 1949-7-14 5803 Trinity Union Creek, South branch of Coffee Creek, Northwest of Trinity Center 1828 Comment
  CAS-BOT-BC135782  Triteleia crocea Mrs. H. C. Cantelow 1936-5-20 1328 Trinity 3 mi. n. of Carrville Comment
  HSC82017  Triteleia crocea Thomas W. Nelson, Jane P. Nelson 1980-5-30 5379 Trinity Along FS 4N09, 1.0 mi. from junction with road 60, above Eltapom Creek 945 Comment
  CHSC63363  Triteleia crocea var. modesta Vernon H. Oswald; L. Ahart 1994-6-14 6283 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
  JEPS95572  Triteleia crocea var. modesta Vernon H. Oswald 1994-6-14 6283 Trinity T38N R5W NW1/4 NW1/4 Sec. 20, 5200 ft, Yellow Pine Forest. 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
  HSC538  Triteleia hyacinthina William J. Ferlatte 1967-7-24 712 Trinity Big Flat 1524 Comment
  HSC64200  Uropappus lindleyi J. O. Sawyer, R. J. Cole 1978-4-22 3092 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  SEINET10869797  Utricularia vulgaris Mary Susan Taylor 1980-6-12 Taylor 2866 Trinity Shallow mountain lake, on S side of 5N40, ca. 3.7 mi S of its jct with Underwood Mountain Road (5N09), ca. 9.5 mi S of Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  RSA211459  Vaccinium cespitosum William J. Ferlatte 1966-8-23 462 Trinity Boulder Creek basin, tributary to Canyon Creek. 1707 Comment
  HSC78352  Valeriana sitchensis subsp. sitchensis John S. Palmer 1973-7-1 104 Trinity Bear Lakes Area, W Edge of Tangle Blue Lake. 1753 Comment
  UC1728644  Vancouveria planipetala Richard Olmstead 1986-6-20 894 Trinity along highway 36 0.6 mi from junction South Fork Mountain Road 1219 Comment
  HSC59328  Vancouveria planipetala Phyllis Krieg 1979-5-11 Trinity Along Gray Falls trail 610 Comment
  HSC66089  Vancouveria planipetala M. S. Taylor 1980-6-11 2843 Trinity Gray Fall Campground, N side of Trinity Hwy. 299, 2 mi. NW of Burnt Ranch, on W side of 6N56 to footbridge 274 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
  HSC54158  Veratrum insolitum Gilbert Muth 1979-7-18 8377 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  UC447235  Verbascum thapsus H. S. Yates 1914-7-12 475 Trinity near Weaverville Comment
  HSC72894  Verbena lasiostachys var. lasiostachys Gail Newton 1980-7-1 781 Trinity Near Hayden Roughs. 1250 Comment
  JEPS74580  Verbena lasiostachys var. lasiostachys W. J. Ferlatte and B. D. Rogers 1966-6-1 2031 Trinity 1 mi n Junction City 457 Comment
  RSA426467  Veronica americana Bonnie C. Templeton 1957-6-25 s.n. Trinity Vicinity of Scott Mtn. Comment
  HSC12663  Veronica wormskjoldii William J. Ferlatte, Alice Q. Howard 1970-8-11 1306 Trinity N side of Thompson Peak, above Grizzly Lake 2500 Comment
  JEPS120232  Viburnum opulus Julie Kierstead Nelson with Lusetta Nelson, Martin Lenz 2012-8-13 2012 -084 Trinity Hwy. 3 N of Clair Engle (Trinity) Lake, Carrville Comment
  HSC23570  Vicia americana var. americana J. O. Sawyer 1970-5-23 2584 Trinity Above New River 244 Comment
  HSC39128  Vicia americana var. americana Gary S. Lester 1974-6-29 315 Trinity Yolla Bolly Wilderness Area, E of saddle between N Yolla Bolly Mtn. and Black Rock Mtn. 2256 Comment
  UC184655  Vicia americana var. americana Harry S. Yates 1914-1 369 Trinity Browns Creek 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
  HSC40911  Vicia americana var. americana J. P. Smith, J. O. Sawyer 1975-5-11 2690 Trinity Shasta-Trinity-Whiskeytown Rec. area, around Fawn Campground Comment
  JEPS121639  Viola Danielle Roach 2011-9-21 Trinity Deadfall Meadow, west slope Mt. Eddy. Sloping fen, NE aspect; over gabbro. South China Mountain quadrangle. SM1_B Comment
  CAS-BOT-BC270202  Viola adunca Ella Dales Cantelow 1936-5-20 1448 Trinity N of Carrville Comment
  RSA0088731  Viola beckwithii Bonnie C. Templeton 1968-6-13