Search Results — 2000 specimen records retrieved (1430 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78135  Abies X shastensis W. B. C. 1938-9-17 11679 Trinity Horse Camp 2438 Comment
  CAS-BOT-BC73512  Abies concolor Doris K. Kildale; T. O. Davis 1929-2-20 4280 Trinity Coffee Crerek near Trinity Center. Comment
  CAS-BOT-BC73514  Abies concolor L. R. Abrams 1916-7-22 6226 Trinity Forested north slope between Mad & Trinity River on Eureka-Red Bluff Road. Comment
  HSC41992  Abies concolor Ed Cope 1977-5-7 61 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC46082  Abies concolor J. P. Smith 1973-4-21 6213 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC73041  Abies concolor Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  CAS-BOT-BC330580  Acer circinatum Mr. Merle Ackley; Mrs. Merrel Ackley 1964-10-10 s.n. Trinity Deer Lick Springs, Browns Creek. Trinity National Forest 914 Comment
  CAS-BOT-BC330999  Acer glabrum var. glabrum Eugene Carter 1973-9-9 693 Trinity Salmon-Trinity Alps and vicinity. Along the Cold Springs Trail 1.5 miles N of Grizzly Creek 1828 Comment
  CDA21340  Acer glabrum var. torreyi G. F. Hrusa 1993-7-24 11381 Trinity Trinity Mountains; Head of Scorpion Creek. Ridge to N of Bonanza King Lookout. 1584 Comment
  HSC30216  Acer glabrum var. torreyi William J. Ferlatte 1968-6-9 1142 Trinity Packers Peak 1982 Comment
  HSC30204  Acer macrophyllum William J. Ferlatte 1968-6-9 1145 Trinity Big Flat, Packers Peak 1585 Comment
  HSC56708  Acer macrophyllum Gilbert Muth 1979-7-17 8307 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC70296  Acer macrophyllum M. A. Baker 1980-5-23 1422 Trinity Near Tierney Canyon 975 Comment
  UC1199011  Acer macrophyllum Joseph P. Tracy 1939-9-4 16478 Trinity 3 mi below Low Gap (Van Duzen River); , below Low Gap 792 Comment
  HSC65323  Acer macrophyllum J. P. Smith 1973-3-23 5936 Trinity Across Trinity River on rd. to Sharber Slough Comment
  HSC42556  Achillea millefolium Robert M. Specht 1977-6-28 1107 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper] Comment
  JEPS123427  Achillea millefolium Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -107 Trinity Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River. Comment
  UCD128296  Achillea millefolium Joseph M. DiTomaso 1976-6-30 539 Trinity Caribou Ridge Trail on Stuarts Fork side. Trinity Alps. 2133 Comment
  UCD128297  Achillea millefolium Joseph M. DiTomaso 1975-7-9 112 Trinity Trinity Alps. Top of Seven-up Pass above Granite Lake. 2286 Comment
  HSC78007  Achillea millefolium John S. Palmer 1974-7-3 223 Trinity Bear Lakes area; along trail to Big Bear Lake. 1463 Comment
  RSA66396  Achillea millefolium P. A. Munz 1951-7-18 16626 Trinity North slope of North Yolla Bolly Peak, North Yolla Bolly Mtns. Line of Tehama Co-Trinity Co. 1982 Comment
  SEINET10534606  Achillea millefolium M. S. Mayer, S. Meredith; D. Bjornbak 1985-5-10 Mayer 41 Trinity Steelbridge campground; hillside, exposed understory, with Douglas Fir and Black Oak; sw exposure, above creek-75 ft. 536 Comment
  UC191138  Achnatherum lemmonii Harry S. Yates 1914-5-20 328 Trinity East Weaver Creek Comment
  JEPS74535  Achnatherum nevadense W. J. Ferlatte 1966-8-23 474 Trinity Trinity Alps, Boulder Creek basin - a tributary to Canyon Creek Trinity Alps, Boulder Creek basin 1706 Comment
  UC922522  Achnatherum occidentale subsp. californicum Annie M. Alexander and Louise Kellogg 1948-8-22 5539 Trinity Morris Meadow, Stuart Fork of Trinity River Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  RSA211420  Achnatherum occidentale subsp. occidentale William J. Ferlatte 1966-8-23 474 Trinity Boulder Creek basin, Tributary to Canyon Creek 1707 Comment
  HSC42277  Acmispon micranthus Rich White 1977-5-21 59 Trinity Eagle Creek Campground 851 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
  UC1196180  Aconitum columbianum Joseph P. Tracy 1934-8-29 13606 Trinity S. Fork Mt. Northern Coast Ranges, S. Fork Mt. 1371 Comment
  UC723018  Aconitum columbianum C. L. Hitchcock and J. S. Martin 1939-7-12 5356 Trinity 7 mi. above Dedrick (Canyon Creek Meadows); Salmon-Trinity Alps, Canyon Creek Meadows 1402 Comment
  CAS-BOT-BC391545  Aconitum columbianum subsp. columbianum Eugene Carter 1973-7-24 629 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Lower Grizzly Meadow 1706 Comment
  CAS-BOT-BC391556  Aconitum columbianum subsp. columbianum E. K. Balls 1949-7-1 13706 a Trinity 1 mile below Canyon Creek Meadow, Canyon Creek 1310 Comment
  UCD102285  Aconogonon davisiae Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail. Mount Eddy close to the summit. 2640 Comment
  UC465914  Actaea rubra Mrs. M. H. Manning 1901-7-1 67 Trinity Trinity Summit Comment
  HSC56537  Adenocaulon bicolor Walter Overton 1979-7-17 7748 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  RSA66875  Adenocaulon bicolor P. A. Munz 1951-7-22 16830 Trinity Ridge S of Stuart Gap, N Yolla Bolly Bts. 1707 Comment
  JEPS123120  Adiantum aleuticum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 009 Trinity Trinity Creek Watershed. Comment
  RSA739624  Adiantum aleuticum L. P. Janeway 2005-7-23 9461 Trinity Klamath Ranges, Trinity Mtns/ The Eddys, along road 40N45 9.8 road km NNW of road 26, at a small tributary creek to upper Little Picayune Creek 1847 Comment
  UC1037442  Adiantum aleuticum Douglas Barbe 1955-8-3 337 Trinity 3 mi n Scott Mt (along Dan Rice Creek, Forest Camp on Scott Mt Rd); Klamath Mts 1386 Comment
  HSC78284  Adiantum aleuticum John Palmer 1975-6-23 395 Trinity Just above trail bridge across Bear Creek 1067 Comment
  RSA687740  Adiantum aleuticum B. C. Templeton 1957-6-25 s.n. Trinity Battle Creek, Salmon Mountains, Shasta National Forest Comment
  HSC35087  Adiantum jordanii Robert M. Specht 1975-5-16 179 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC100224  Aegilops neglecta J. P. Smith 2010-6-25 12979 Trinity Vacant lot adjacent to shopping center on Hwy. 299 in Weaverville 614 Comment
  CAS-BOT-BC206887  Aesculus californica Houseman; Strull; Linstedt 1984-5-12 40 Trinity Unspecified 457 Comment
  HSC71533  Agastache urticifolia J. P. Smith, Thomas W. Nelson 1979-6-26 10225 Trinity Shasta-Trinity National Forest, Philpot Campground on Philpot Creek. 793 Comment
  UC184683  Agastache urticifolia Harry S. Yates 1914-1 498 Trinity Stuarts Comment
  CAS-BOT-BC29470  Ageratina occidentalis J. T. Howell 1937-7-31 13710 Trinity Hawkins Bar Comment
  HSC5640  Ageratina occidentalis R. Spellenberg 1964-8-1 555 Trinity Near Cedar Flat, Burnt Ranch Comment
  HSC70116  Agoseris grandiflora Thomas W. Nelson, Jane P. Nelson 1978-6-23 4346 Trinity Along road to Hell to Find Lake. Comment
  HSC72717  Agoseris grandiflora Gail Newton 1980-7-2 960 Trinity Near N Kelsey Peak 1463 Comment
  CAS-BOT-BC15373  Agoseris grandiflora var. leptophylla L. R. Abrams 1916-7-22 6185 Trinity Summit between Mad and Trinity Rivers on Eureka-Red Bluff Road Comment
  UC704280  Agoseris grandiflora var. leptophylla Frank A. Pitelka 1943-6-23 Trinity 2 mi w Hayfork 731 Comment
  CAS-BOT-BC22795  Agoseris heterophylla John Thomas Howell 1937-7-21 13224 Trinity Big Flat Comment
  HSC31695  Agoseris heterophylla D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5675 Trinity Between 1S07 and Senteney Rock, along Swayback Ridge. Comment
  HSC40785  Agoseris heterophylla Thomas W. Nelson, James Nelson 1976-6-22 2795 Trinity Below Senteney Rock. 1463 Comment
  CAS-BOT-BC22789  Agoseris heterophylla F. Almeda 1993-7-29 7327 Trinity About 15 mi W of Coffee Creek and about 1 mi N of Mt. Meadow Ranch off Coffee Creek Rd 1554 Comment
  HSC71217  Agoseris heterophylla Thomas W. Nelson, Jane P. Nelson 1979-5-19 4690 Trinity SW of Philpot Campground 915 Comment
  HSC75039  Agrostis exarata J. P. Smith 1979-6-15 10092 Trinity Shasta-Trinity National Forest: Eagle Creek Campground 854 Comment
  SEINET7594044 Image available Agrostis idahoensis Annie M. Alexander, Louise Kellogg 1948-1 5473 Trinity Trinity Mountains, Canyon Creek (tributary of Trinity River) 1676 Comment
  HSC78230  Agrostis variabilis John S. Palmer 1975-7-27 424 Trinity Bear Lakes Area, near Bear Creek 1738 Comment
  HSC21240  Ailanthus altissima David Adams 1960-9-5 Trinity Close to edge of Trinity River, 11 mi. W of Weaverville 488 Comment
  SD50748  Ailanthus altissima Darley F. Howe 1959-8-4 Trinity 12 miles west of Weaverville on #299 456 Comment
  HSC34557  Aira caryophyllea Lon Hall 1975-5-17 345 Trinity SE-facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  HSC50852  Aira caryophyllea G. L. Clifton, W. C. Overton 1979-6-3 3606 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC2926  Allium amplectens Richard Spjut 1968-7-7 133 Trinity 0.25 mi. from Alpine Lake in the Trinity Alps 1829 Comment
  RSA367062  Allium amplectens B. C. Templeton 1957-6-25 7741 Trinity Near the summit of Scott Mtn. Comment
  UCD138468  Allium amplectens Joseph M. DiTomaso 1975-7-24 198 Trinity Trinity Alps, between Momford Meadows and Foster's Cabin on Swift Creek Trail. 1645 Comment
  HSC65964  Allium bolanderi var. bolanderi Gail Newton 1980-7-10 1247 Trinity Near Senteney Rock 1463 Comment
  HSC550  Allium campanulatum William J. Ferlatte 1967-8-8 857 Trinity Upper Canyon Creek Meadow 1524 Comment
  HSC72603  Allium campanulatum Gail Newton 1980-7-1 843 Trinity Near Hayden Roughs 1219 Comment
  RSA48904  Allium campanulatum Philip A. Munz 1949-5-17 13274 Trinity 1 mile north of Rush Creek Public Camp on road to Trinity Alps. 1067 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
  HSC42109  Allium cratericola Richard Runyon 1977-7-17 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC67354  Allium cratericola Thomas W. Nelson, D. Gordon 1980-5-8 5244 Trinity Along Rd. 2N10 at junction with Rd. 2N10 B 1280 Comment
  RSA107244  Allium cratericola R. C. Barneby 1954-5-18 11554 Trinity South of Peanut 793 Comment
  HSC31961  Allium falcifolium D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5521 Trinity Black Lassic 1738 Comment
  HSC82300  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1979-6-15 4817 Trinity Trinity/Siskiyou Co. line, head of Scott Mtn. Creek at Scott Mtn. Campground 1646 Comment
  CAS-BOT-BC469086  Allium falcifolium H. C. Cantelow 1939-6-8 s.n. Trinity South Fork Mt, Blake Lookout Road, 7.2 miles from Junction, Alton, Red Bluff Hwy Comment
  HSC63022  Allium falcifolium M. A. Baker 1979-6-22 888 Trinity S slope of Horsehead Mtn. Comment
  UC1446103  Allium hoffmanii Barbara Williams 1979-5-30 165 Trinity on rd. to Mud Springs 3.3 mi from Rd. 30 (Yolla Bolla Ranger District); Shasta-Trinity National Forest, Dubakella Mtn. Quad. 1524 Comment
  JEPS109673  Allium membranaceum Dean W. Taylor 2002-5-21 18066 Trinity Coffee Creek, serpentine slopes ca. 0.5 mile West of Highway 3 bridge 777 Comment
  RSA66863  Alnus incana subsp. tenuifolia P. A. Munz 1951-7-22 16817 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  CAS-BOT-BC169662  Alnus rhombifolia L. B. Kildale 1930-9-1 10266 Trinity Eagle Creek near Helena Comment
  UCD23623  Alnus viridis subsp. sinuata Rodney Gale Myatt 1971-9-21 1133 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  CAS-BOT-BC135646  Amelanchier utahensis Ella Dales Cantelow 1939-6-9 2684 Trinity Summit Scott Mt. 1630 Comment
  SEINET3920830  Amelanchier utahensis Douglass Henderson 1986-6-6 6966 Trinity Trinity Mountains, Trinity-Shasta National Forest. Divide between Trinity and Siskiyou Counties, Scott Mountain USFS Campground, ca 250 m SW of Scott Mountain summit.; 0 1646 Comment
  UC525584  Amsinckia intermedia Joseph P. Tracy 1932-6-17 10193 Trinity Three Forks of Mad River; North Coast Ranges 883 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
  UC130571  Anaphalis margaritacea H. M. Hall 1909-7-1 8689 Trinity Coffee Creek; Salmon Mountains 1280 Comment
  SEINET2038325  Anaphalis margaritacea H. E. Parks, Tracy, J. P. 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain, Trinity County. Comment
  HSC49228  Anemone deltoidea J. O. Sawyer, S. Buck 1977-6-7 2889 Trinity Slopes at Corral Bottom, near FS Rd. 4N45 945 Comment
  HSC86960  Anemone deltoidea J. P. Smith 1982-6-19 10496 Trinity Along trail past Clems Camp to China Peak 1402 Comment
  HSC40503  Anemone drummondii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-26 2601 Trinity Above Granite Lake on trail to Deer Creek 823 Comment
  HSC32872  Anemone drummondii Thomas W. Nelson, James Nelson 1973-5-20 911 Trinity N of Black Lassic 1524 Comment
  POM99863  Anemone drummondii H. M. Hall 1909-7-18 8567 Trinity Dorleska, in the Salmon Mountains. 2000 Comment
  CAS-BOT-BC391983  Anemone occidentalis C. L. Hitchcock; J. S. Martin 1939-7-11 5414 Trinity About 500 ft. above upper Canyon Creek Lake, 11 mi. north of Dedrick Salmon-Trinity Alps 1981 Comment
  POM253639  Anemone occidentalis C. L. Hitchcock, J. S. Martin 1939-7-11 5414 Trinity Above upper Canyon Creek Lake, 11 miles N of Dedrick, Salmon Trinity Alps. 1982 Comment
  HSC418  Angelica tomentosa William J. Ferlatte 1967-8-17 945 Trinity Red Rock Mountain 2287 Comment
  UC933370  Angelica tomentosa Annie M. Alexander and Louise Kellogg 1948-8-9 5456 Trinity Trinity Mountains, Canyon Creek (tributary of Trinity River) Canyon Creek; Trinity Mountains, Canyon Creek 1676 Comment
  HSC71763  Angelica tomentosa J. M. DiTomaso 1979-9-17 1526 Trinity Trinity Alps Wilderness Area, Swift Creek trail at Mumford Basin junction Comment
  HSC71768  Angelica tomentosa J. M. DiTomaso 1980-8-15 1875 Trinity Philpot Creek campground, 7.5 mi. from Hayfork, 1.5 mi. W of Peanut 762 Comment
  UCD127176  Angelica tomentosa Joseph DiTomaso 1979-9-18 1542 Trinity Trinity Alps Wilderness Area. Pass above Diamond Lake. 2255 Comment
  CAS-BOT-BC271447  Anisocarpus madioides Eugene Carter 1974-6-23 842 Trinity Along the East Fork Road 1 1/2 miles north of Barney Gulch, Salmon-Trinity Alps and vicinity 533 Comment
  CHSC32236  Anisocarpus scabridus James Jokerst 1980-8-20 1100 Trinity North Coast Ranges. Near Solomon Peak. [Latitude on label (22 degrees 46' 18' N) is very incorrect. Substituted value is for Solomon Peak on the Yolla Bolly SW quad.] Comment
  CAS-BOT-BC59297  Antennaria argentea L. R. Abrams 1916-7-22 6249 Trinity Wildwood Comment
  HSC51334  Antennaria argentea G. L. Clifton, Overton 1979-6-3 3849 Trinity Near Hettenshaw Valley, close to town of Alderpoint. 884 Comment
  CAS-BOT-BC94798  Antennaria argentea R. C. Wenk 2005-7-14 189 Trinity Trinity Alps, along Coffee Creek road, trailhead at base of South Fork of Coffee Creek, 3 mi. N of Big Flat Meadow 1402 Comment
  RSA49944  Antennaria argentea E. K. Balls 1949-7-7 13889 Trinity Scott Mountain Public Camp 1631 Comment
  JEPS13219  Antennaria howellii subsp. howellii Joseph P. Tracy 1935-8-8 14709 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1981 Comment
  RSA67006  Antennaria media Philip A. Munz 1951-7-21 16762 Trinity Just south of North Yolla Bolly Pk. 2317 Comment
  UCD128941  Antennaria rosea Joseph M. DiTomaso 1975-7-16 143 Trinity Deer Lake, at outlet. Trinity Alps. 2179 Comment
  CAS-BOT-BC84683  Anthemis cotula Anna A. Junkans Spring 1915 s.n. Trinity Weaverville Comment
  CAS-BOT-BC227720  Anthemis cotula Eugene Carter 1974-6-19 840 Trinity Salmon-Trinity Alps and vicinity. Dry road shoulder along the East Fork Road near Barney Gulch 518 Comment
  CHSC69025  Antirrhinum vexillo-calyculatum subsp. breweri Vernon Oswald; Lowell Ahart 1997-7-17 8753 Trinity Forest Route 29 (in Trinity National Forest) 0.3 mi northwest of the West Fork of Smoky Creek, 8.4 mi south of Hwy 36. 1225 Comment
  UC583000  Antirrhinum vexillocalyculatum subsp. breweri P. A. Munz 1936-8-12 1472 Trinity 12 mi e Forest Glen 1005 Comment
  RSA120945  Apocynum X floribundum H. K. Wagnon 1957-7-28 1666 Trinity Big Flat, near Coffee Creek. Comment
  HSC820  Apocynum androsaemifolium William J. Ferlatte 1967-8-6 807 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  POM126440  Apocynum androsaemifolium subsp. pumilum A. M. Alexander, Louise Kellogg 1911-7-3 209 Trinity Trinity County: N Fork Coffee creek. 1372 Comment
  HSC82618  Apocynum cannabinum Thomas W. Nelson, Jane P. Nelson 1979-5-26 4736 Trinity Eagle Creek Campground 823 Comment
  CAS-BOT-BC392019  Aquilegia Doris Kildale 1931-5-30 10775 Trinity Weaverville Comment
  HSC45411  Aquilegia formosa Thomas W. Nelson, Jane P. Nelson 1977-7-4 3627 Trinity N side of Mule Ridge 1585 Comment
  HSC45606  Aquilegia formosa var. formosa Diane L. Reed 1978-5-13 72 Trinity Philpot Camgpround, adjacent to creek 793 Comment
  HSC77998  Aquilegia formosa var. truncata John S. Palmer 1973-6-19 42 Trinity Bear Lakes area, along trail to Big Bear Lake 1646 Comment
  JEPS94670  Arabidopsis thaliana Vernon Oswald and Lowell Ahart 1998-5-14 9082 Trinity Wildwood Rd. ca. 0.8 mi s Hwy. 3 (e side of creek); HayFork Creek 755 Comment
  HSC46704  Arabidopsis thaliana William J. Ferlatte 1975-5-21 1711 Trinity Canyon of the Stuart Fork of the Trinity River, Elk Gulch 823 Comment
  RSA0125882  Arabidopsis thaliana P. A. Munz 1949-5-15 13216 Trinity Ripstein Public Campground. Canyon Creek. Dedrick. 976 Comment
  UC1586871  Arabis Juha Pykala and D. H. Norris 1987-6-15 1697 Trinity 2.5 mi ene Wildwood; Hall City Caves 1219 Comment
  RSA0125735  Arabis breweri William J. Ferlatte 1967-6-28 549 Trinity E side of Packers Peak; Trinity Alps. 2073 Comment
  HSC72995  Arabis breweri var. austiniae M. S. Taylor 1980-6-11 2837 Trinity N side of Hwy. 299, 4 mi. W of Del Loma 396 Comment
  HSC72849  Arabis breweri var. breweri Gail Newton 1980-7-1 847 Trinity Near Hayden Roughs 1219 Comment
  HSC72861  Arabis breweri var. breweri M. A. Baker 1980-6-25 2244 Trinity Near Castle Rock 1436 Comment
  HSC74552  Arabis breweri var. breweri M. A. Baker 1980-7-12 2845 Trinity Near Black Lassic 1753 Comment
  HSC39596  Arabis glabra Thomas W. Nelson, James Nelson 1976-6-22 2842 Trinity Below Senteney Rock 1494 Comment
  HSC56574  Arabis glabra G. L. Clifton 1979-7-16 7882 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC71526  Arabis glabra J. P. Smith, Thomas W. Nelson 1979-6-26 10226 Trinity Shasta-Trinity National Forest, Philpot Campground on Philpot Creek. 793 Comment
  HSC90576  Arabis holboellii var. retrofracta Jennifer Whipple 1977-8-3 2099 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC247  Arabis holboellii var. retrofracta William J. Ferlatte 1966-6-2 67 Trinity Canyon Creek, above McKay Camp 1524 Comment
  HSC44081  Arabis platysperma Thomas W. Nelson, Jane P. Nelson 1977-8-6 3712 Trinity N slope of Black Lassic 1677 Comment
  HSC70620  Arabis puberula J. M. DiTomaso 1979-9-18 1544 Trinity Trinity Alps Wilderness Area, Diamond Lake below Silago Peak, near pass 2287 Comment
  HSC34384  Arabis subpinnatifida J. P. Smith, J. O. Sawyer 1973-7-3 6970 Trinity Hill south and west of South Dubakella Mtn. 1585 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
  HSC90607  Arabis suffrutescens Jennifer Whipple 1977-7-7 1950 Trinity Near Deadfall Lake 2195 Comment
  CAS-BOT-BC171037  Aralia californica L. B. Kildale 1930-9-14 10395 Trinity Trinity River at Big French Creek Comment
  CAS-BOT-BC407796  Arceuthobium campylopodum L. B. Kildale 1930-10-19 10275 Trinity Trinity River at Betty May Mine Comment
  OBI7930  Arceuthobium campylopodum Wallace Weber, Cooke, Donald J. Pinkava, and David J. Keil 1969-8-19 2204 Trinity Rte 299, 11.2 mi E of Manzanita Crk Comment
  HSC91166  Arceuthobium cyanocarpum Jennifer Whipple 1976-8-4 1661 Trinity Near Lower Deadfall Lake 2165 Comment
  UC1309701  Arctostaphylos X candidissima P. L. Johannsen 1933-5-19 176 Trinity Harrison Gulch Trinity National Forest, Red Bluff Quadrangle 762 Comment
  CAS-BOT-BC23947  Arctostaphylos canescens subsp. canescens Lester Rowntree 1938-6-8 s.n. Trinity Near Wildwood Comment
  CHSC114590  Arctostaphylos canescens subsp. canescens Sue Pappalardo 1996-3-6 827 Trinity Along state highway 3, 1.6 miles northeast of Hayfork Summit. Located on private property. 1060 Comment
  UCD50492  Arctostaphylos canescens subsp. canescens W. R. Powell; B. R. Kaufman 1979-12-12 s.n. Trinity West oh Big Creek Road, 2 1/2 miles north of junction with State Highway 3 and ca. 4 miles northeast of Hayfork. 731 Comment
  CHSC68493  Arctostaphylos malloryi Vernon H. Oswald; Robin Ondricek-Fallscheer 1997-3-12 8311 Trinity Between Douglas City and Platina on Deer Lick Knob Rd. (FR 1) ca. 2 mi (air) E of Deer Lick Springs, 4.4 mi N of Corral Gulch Rd. to Deer Lick Springs Camp-ground (FR 30N02). 1219 Comment
  UCD52008  Arctostaphylos manzanita Roman Gankin; W. R. Hildreth 1966-3-15 701 Trinity Hayden Flat Guard Station; ca. 1/4 mile north off State Highway 299; ca. 1 mile northwest of Del Loma in Trinity National Forest. Comment
  SEINET11984894  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 702 Trinity near bridge across N fork of Trinity River, ca 0.5 mi NW of Helena, State Hwy 299 Comment
  CAS-BOT-BC38629  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-6-20 8938 Trinity North Coast Range, along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth 457 Comment
  CAS-BOT-BC38675  Arctostaphylos manzanita subsp. manzanita Doris K. Kildale 1927-7-3 3676 Trinity La Grange Mine between Junction City & Weaverville 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
  UC902043  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1949-8-26 18504 Trinity sw slope where road goes through cut between Hawkins Creek and Cedar Creek drainage (ne of Hawkins Bar); Trinity Summit Range, Happy Camp Mountain 1219 Comment
  UCD22544  Arctostaphylos manzanita subsp. roofii James I. Mallory 1970-1-1 367 Trinity Hayfork Valley. Just east of Big Creek Road about 1 mile north of Hayfork Highway. 746 Comment
  CAS-BOT-BC39961  Arctostaphylos nevadensis P. A. Munz 1951-7-20 16717 Trinity North Yolla Bolly Mts. - n.e. slope of Black Rock 2164 Comment
  CHSC117811  Arctostaphylos nevadensis L. P. Janeway; B. Castro 2016-8-1 12136 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  HSC743  Arctostaphylos nevadensis William J. Ferlatte 1967-8-16 936 Trinity E side of Packer's Peak 2134 Comment
  CAS-BOT-BC44491  Arctostaphylos patula Eugene Carter 1973-8-9 551 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 1645 Comment
  CAS-BOT-BC44496  Arctostaphylos patula A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  CAS-BOT-BC46446  Arctostaphylos patula L. B. Kildale 1930-9-1 10416 Trinity Trinity River at Douglas City. Comment
  CHSC117794  Arctostaphylos patula B. Castro; L. P. Janeway 2016-8-1 2156 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1767 Comment
  HSC54339  Arctostaphylos patula G. L. Clifton 1979-7-16 7830 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC59956  Arctostaphylos patula M. A. Ericksen 1979-6-22 342 Trinity Horsehead Mtn., SE slope 1776 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
  RSA299480  Arctostaphylos patula J. P. Smith, J. O. Sawyer, Smith 1975-6-23 8342 Trinity 9.5 miles south of State Route 299 at Buckhorn Summit on road to Bully Choop. 1768 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
  UC704271  Arctostaphylos patula Frank A. Pitelka 1943-6-19 238 Trinity Hayfork Bally 1767 Comment
  CAS-BOT-BC46448  Arctostaphylos patula Mrs. H. C. Cantelow 1939-6-8 s.n. Trinity 1 mi. w. of junction, Red Bluff. Hayfork Road. Comment
  RSA1423  Arctostaphylos viscida subsp. viscida E. R. Johnson 1930-10-17 932 Trinity Lowden Ranch, 3 mi. so. of Lewiston. 488 Comment
  RSA0002368  Arenaria rosei J. T. Howell 1955-6-13 30370 Trinity Peanut, serpentine slope 762 Comment
  HSC46716  Arenaria serpyllifolia William J. Ferlatte 1969-6-26 1195 Trinity Big Flat 1524 Comment
  UCD95182  Argemone munita J. C. Borden 1965-6-1 s.n. Trinity Wildwood area. Comment
  HSC4756  Arnica amplexicaulis William J. Ferlatte 1966-8-23 464 Trinity Boulder Creek Basin, tributary to Canyon Creek; west end of Boulder Cr. L. 1707 Comment
  CHSC265  Arnica cordifolia V. Holt 1942-7-14 Trinity Summit Lake, Trinity Alps. Comment
  HSC2369  Arnica cordifolia William J. Ferlatte 1966-6-30 159 Trinity Canyon Creek Lakes 1646 Comment
  HSC72721  Arnica cordifolia Gail Newton 1980-7-2 930 Trinity Near N Kelsey Peak 1463 Comment
  HSC4696  Arnica discoidea R. Spellenberg 1965-6-12 1094 Trinity Spellenberg property, 2 mi. E of Burnt Ranch Comment
  JEPS74531  Arnica discoidea W. J. Ferlatte 1966-6-2 63 Trinity above McKay Camp; Trinity Alps, Canyon Creek 1524 Comment
  UC184318  Arnica discoidea Harry S. Yates 1914-6-26 455 Trinity Slate Creek 1219 Comment
  HSC4757  Arnica diversifolia William J. Ferlatte 1966-8-24 479 Trinity Boulder Creek Basin, tributary to Canyon Creek, upper end of basin 1707 Comment
  JEPS74635  Arnica lanceolata subsp. prima William J. Ferlatte, Alice Q. Howard 1970-8-9 1284 Trinity Boulder Cr. Lakes (w end of lower lake) Trinity Alps, Boulder Cr. Lakes 1798 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
  HSC12662  Arnica mollis William J. Ferlatte, Alice Q. Howard 1970-8-11 1298 Trinity Ridge west of Upper Canyon Cr. 2287 Comment
  HSC77980  Arnica mollis John S. Palmer 1973-9-7 166 Trinity Bear Lakes Area, S side of Little Bear Lake 1860 Comment
  JEPS20977  Arnica ovata Joseph P. Tracy 1935-8-2 14439 Trinity Mary Blaine Mt. 1950 Comment
  CHSC115045  Arnica venosa Jane Van Susteren 2007-7-6 08016 Trinity 50 yards upslope from logging road, 1/10 mile N of Eagle creek. 975 Comment
  UCD129148  Arnica viscosa William J. Ferlatte; Alice Q. Howard 1970-8-9 1286 Trinity Boulder Creek Lakes. At west end of lower lake. 1798 Comment
  HSC64982  Artemisia norvegica subsp. saxatilis D. L. Goforth 1979-7-23 329 Trinity Trinity Alps Wild Area; Head of Battle Creek 2271 Comment
  HSC311  Asclepias speciosa William J. Ferlatte 1966-8-6 366 Trinity Big Flat. 1524 Comment
  HSC103564  Asclepias speciosa Thomas W. Nelson, Jane Nelson 1986-6-21 8119 Trinity Along County Road, ~ 12 mi. N of Hyampom; along Grouse Creek 152 Comment
  SDSU2731  Asclepias speciosa D. R. Harvey 1938-8-15 2353 Trinity U.S 299 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
  HSC44106  Aspidotis densa M. A. Baker 1977-5-7 244 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC44139  Aspidotis densa M. A. Baker 1977-5-21 313 Trinity Eagle Creek Campground 851 Comment
  HSC67466  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-5-25 5335 Trinity Along Covelo-Zenia Rd., 0.5 mi. S of Kettenpom store 1037 Comment
  JEPS123076  Aspidotis densa D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 034 Trinity Trinity Creek Watershed Comment
  UC667953  Aspidotis densa Joseph P. Tracy 1935-8-6 14691 Trinity head of N Fork White's Creek (around White's Creek Lake); N Fork White's Cree 1889 Comment
  UC922656  Aspidotis densa Annie M. Alexander and Louise Kellogg 1948-8-24 5549 Trinity trail above Morris Meadow (Stuart Fork of Trinity River); Trinity Mts 1280 Comment
  CAS-BOT-BC68788  Aspidotis densa Eugene Carter 1972-6-21 450 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity, 1/2 mile up Keystone Meadows Trail. (18 mi. NW of Weaverville) 1036 Comment
  UC922423  Aspidotis densa Annie M. Alexander and Louise Kellogg 1949-6-27 5718 Trinity 1/2 mi w Stuart Gap (n of Yolla Bolly Middle Eel Primitive Area, White Rock Ranger Station, on trail at end of road near Station) 1706 Comment
  RSA471592  Aster breweri Fordyce Grinnell Jr. s.n. Trinity Copper Creek Comment
  RSA167213  Aster eatonii Joseph P. Tracy 1949-9-17 18576 Trinity Trinity River Highway, west of Helena 427 Comment
  CDA13737  Aster oregonensis subsp. oregonensis G. F. Hrusa, D. Willis 1997-8-19 14086 Trinity Trinity Mountains; Sporthaven townsite. Trinity Co. MP 5.2 E of Humboldt Co. line. Comment
  HSC71388  Astragalus gambelianus J. P. Smith 1973-5-6 6652 Trinity Blanchert Flats near Douglas City Comment
  UC922393  Astragalus purshii var. tinctus Annie M. Alexander and Louise Kellogg 1949-6-29 5722 Trinity saddle between North Yolla Bolly Mountain and Black Rock Mountain (Yolla Bolly Middle Eel Primitive Area); , Black Rock Mountains 2103 Comment
  UC1199090  Astragalus rattanii var. rattanii Joseph P. Tracy 1932-6-17 10207 Trinity Three Forks Mad River North Coast Ranges, Three Forks Mad River 883 Comment
  CAS-BOT-BC94444  Astragalus whitneyi var. siskiyouensis R. C. Wenk 2005-7-18 293 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1.5 miles E of Highway 3 1800 Comment
  UC1093992  Astragalus whitneyi var. siskiyouensis Lewis S. Rose 1955-6-13 55079 Trinity 1 mi sw Peanut; sw of Peanut 762 Comment
  CAS-BOT-BC68718  Athyrium filix-femina var. californicum Eugene Carter 1973-9-9 687 Trinity Salmon-Trinity Alps and Vicinity - along the North Fork of Trinity River just north of Grizzly Creek 1082 Comment
  CAS-BOT-BC68720  Athyrium filix-femina var. californicum Eugene Carter 1975-8-12 1054 Trinity North Fork Trinity River 1066 Comment
  CAS-BOT-BC66159  Athyrium filix-femina var. cyclosorum G. R. Kleeberger 1880-7-16 s.n. Trinity Weaverville Comment
  UC922666  Athyrium filix-femina var. cyclosorum Annie M. Alexander and Louise Kellogg 1948-8-13 5482 Trinity e side of Canyon Creek Dedrick; Trinity Mts. 762 Comment
  CHSC32709  Athysanus pusillus James P. Smith 1973-5-6 6581 Trinity In Blanchert Flats near Douglas City. 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
  UC1561907  Athysanus pusillus Barbara Ertter with Thomas J. Delendick 1987-5-17 6963 Trinity Route 3 n of Weaverville (a few mi s of Rush Creek Road junction, along straight stretch of road) 822 Comment
  RSA49696  Athysanus pusillus P. A. Munz 1949-5-15 13209 Trinity Ripstein Public Campground, Dedrick. 976 Comment
  HSC23639  Avena barbata J. O. Sawyer 1970-5-2 2562 Trinity Above New River 244 Comment
  HSC73191  Avena barbata R. York 1980-5-25 750 Trinity Near Shannon Butte 701 Comment
  CAS-BOT-BC145726  Avena sativa John Thomas Howell 1955-7-16 30670 Trinity Bed of Weaver Creek, 1.5 miles above Douglas City. 579 Comment
  CHSC8160  Balsamorhiza deltoidea D. McClain 1969-3-29 85 Trinity Road bank, 10 ft. up along Hyampom-Hayfork Rd., 1 mi. from Hayfork. 914 Comment
  CAS-BOT-BC106448  Balsamorhiza sericea Alice Eastwood; John Thomas Howell 1937-6-25 4996 Trinity Scott Mts. n. of Carrville Comment
  CAS-BOT-BC16773  Barbarea orthoceras P. A. Munz 1951-7-21 s.n. Trinity North Yolla Bolly Mountains. Head of Patty John Basin. 2072 Comment
  HSC78488  Barbarea orthoceras John S. Palmer 1973-7-1 80 Trinity Bear Lakes area, Tangle Blue Lake 1753 Comment
  RSA67024  Barbarea orthoceras P. A. Munz 1951-7-21 16753 Trinity Head of Patty John Basin, North Yolla Bolly Mts. 2073 Comment
  CHSC116359  Barbarea vulgaris J. R. Keck Jr. 1979-5-2 PDR 33039 Trinity Near Hayfork. Comment
  UC922006  Beckmannia syzigachne Joseph P. Tracy 1941-6-29 16947 Trinity Hettenshaw Valley 944 Comment
  HSC73813  Berberis aquifolium var. repens M. A. Baker 1980-6-25 2277 Trinity Near Castle Rock. 1436 Comment
  RSA0025596  Boechera Thomas Stoughton, Mark Thom 2012-7-15 1635 Trinity Trinity Alps, Trinity Alps Wilderness, Bowerman Meadows 1725 Comment
  RSA0125479  Boechera P. A. Munz 1949-5-16 13247 Trinity Half mile above Junction City on Canyon Creek. 549 Comment
  RSA0025603  Boechera acutina Thomas Stoughton, Mark Thom 2012-7-16 1643 Trinity Trinity Alps, Trinity Alps Wilderness, On ridge between Lake Anna and Billy Be Damned' Lake 2382 Comment
  CAS-BOT-BC16069  Boechera breweri John Thomas Howell 1937-7-25 13507 Trinity Stuarts Fork of Trinity River. 2225 Comment
  CHSC114580  Boechera breweri Barbara Williams; Sue Horner 1997-6-24 Trinity Shasta-Trinity National Forests, Hayfork Ranger District; along Post Creek ca. 10 mi. S of Hayfork. 853 Comment
  CAS-BOT-BC16294  Boechera howellii Joseph Prince Tracy 1935-8-8 14712 Trinity Devil's Canyon Mountains. Around White's Creek Lake, head of North Fork of White's Creek. 1981 Comment
  CAS-BOT-BC25435  Boechera retrofracta Elizabeth McClintock 1956-6-16 s.n. Trinity Road along Coffee Creek, above Coffee Creek Ranch. Comment
  CHSC32712  Boechera retrofracta D. Boud; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 60 Trinity Philpot Ck. campground. West side of creek. 807 Comment
  UC1198301  Boechera retrofracta Joseph P. Tracy 1935-8-1 14379 Trinity 4 mi se Salmon Summit (Salmon Summit Mine) 1859 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
  SEINET3166414  Boechera serpenticola P. J. Alexander 2009-5-28 1052 -A 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. 1347 Comment
  HSC16670  Boschniakia strobilacea L. D. Napier 1962-5-13 Trinity 15 mi. E of Burnt Ranch, Big French Creek, ca. 200 yards off Hwy. 299 457 Comment
  HSC71662  Boschniakia strobilacea M. A. Baker 1980-6-25 2332 Trinity Near Castle Rock 1280 Comment
  UCR45381  Boschniakia strobilacea Michelle A. Strull 1985-6-24 26 Trinity c. 0.5 mi below Hayfork Bally lookout along FS Rd. 33N52 1738 Comment
  CHSC1631  Boykinia major V. Holt 1942-8-2 Trinity Trinity Alps. 1371 Comment
  UC722725  Boykinia major C. L. Hitchcock and J. S. Martin 1939-7-11 5369 Trinity sw shore upper Canyon Creek Lake (11 mi n of Dedrick, Salmon-Trinity Alps); Salmon-Trinity Alps, upper Canyon Creek Lake 1950 Comment
  RSA167210  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 miles east of Cedar Flat 366 Comment
  HSC92682  Brickellia grandiflora Jennifer Whipple 1977-9-9 2301 Trinity Deadfall Creek drainage near the Deadfall Lakes 2378 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
  CAS-BOT-BC482221  Brodiaea coronaria var. coronaria Milo S. Baker 1926-1-1 263 a Trinity Damp wooded ground above Trinity Alps Camp Comment
  HSC3024  Brodiaea elegans subsp. elegans R. Spellenberg 1964-6-16 420 Trinity Spellenberg property, 2 mi. E of Burnt Ranch. Comment
  HSC72702  Brodiaea elegans subsp. elegans Gail Newton 1980-7-2 979 Trinity Near N Kelsey Peak 1463 Comment
  HSC40529  Brodiaea elegans subsp. elegans Thomas W. Nelson, James Nelson 1976-7-28 3058 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  JEPS123164  Brodiaea rosea subsp. rosea D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 139 Trinity Trinity Center Comment
  SEINET3921877  Bromus carinatus var. carinatus Jennifer J. Whipple 1977-7-7 1957 Trinity China Mountain quad. Near Lower Deadfall Lake.; 0 2164 Comment
  CAS-BOT-BC155948  Bromus commutatus E. J. Linck 1920-6-18 8 Trinity Ruth. Comment
  HSC73913  Bromus diandrus R. York 1980-5-24 685 Trinity Near Long Ridge. 1036 Comment
  HSC40561  Bromus inermis Thomas W. Nelson, Jane P. Nelson 1976-7-26 3020 Trinity Trinity/Humboldt Co. line, along FS Rd. 1S07 W of Black Lassic 1616 Comment
  CHSC80114  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
  HSC42576  Bromus laevipes Robert M. Specht 1977-7-20 1148 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper] 1220 Comment
  UC249790  Bromus laevipes Joseph P. Tracy 1923-6-28 6390 Trinity Northern Coast Ranges, Burnt Ranch Burnt Ranch; Northern Coast Ranges, Burnt Ranch 457 Comment
  CAS-BOT-BC161569  Bromus suksdorfii Joseph P. Tracy 1935-8-6 14684 Trinity Devil's Canyon Mountains. Around White's Creek Lake, head of North Fork of White's Creek. 1889 Comment
  UC552684  Bromus suksdorfii Joseph P. Tracy 1935-8-6 14684 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mountains, North Fork White's Creek 1889 Comment
  CAS-BOT-BC185586  Bromus tectorum John Thomas Howell 1955-6-13 30352 Trinity Hayfork Mountain summit on road from Douglas City to Hayfork. 1097 Comment
  HSC71122  Bromus tectorum Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  RSA79349  Bromus tectorum E. K. Balls, Lee W. Lenz 1952-5-13 17225 Trinity 5.1 miles SW from Douglas City Bridge over Trinity River on road to Hayfork. Comment
  UC526731  Bromus tectorum Joseph P. Tracy 1932-6-17 10211 Trinity North Coast Ranges, along Three Forks of Mad River Three Forks Mad River; North Coast Ranges, Three Forks Mad River 883 Comment
  HSC58724  Bromus vulgaris Walter Overton 1979-7-17 8173 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  JEPS88069  Cacaliopsis nardosmia V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7925 Trinity Deer Lick Nob Rd. (Forest Rt. 1) 9.2 odometer mi n Hwy. 36 (via Harrison Gulch Rd.) (nw of Platina); High North Coast Ranges 1371 Comment
  POM160827  Cacaliopsis nardosmia Joseph P. Tracy 1923-6-30 6440 Trinity Hay Fork Mountain, near summit on Weaverville Road. 1098 Comment
  RSA273362  Cacaliopsis nardosmia Thomas W. Nelson 1976-6-10 2689 Trinity Along road 6E42. 1220 Comment
  CAS-BOT-BC185438  Calamagrostis breweri C. L. Hitchcock; J. S. Martin 1939-7-11 5413 Trinity Lower Canyon Creek Lake, 10 miles west of Dedrick, Salmon-Trinity Alps. 1889 Comment
  HSC78861  Calamagrostis koelerioides John S. Palmer 1976-7-11 484 Trinity Near saddle over ridge from Little Bear Lake 1982 Comment
  SEINET185119 Image available Calamagrostis koelerioides Unknown 1939-7-11 5405 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mtns. 1890 Comment
  UC552723  Calamagrostis koelerioides Joseph P. Tracy 1935-8-5 14533 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  CAS-BOT-BC421421  Calliscirpus criniger Julie K. Nelson; Kristen Kaczynski 2001-9-13 2001 -036 Trinity Shasta-Trinity National Forest, Western Azalea Special Interest Area, adjacent to Bramlet Road, County Road 29, south of Hwy. 36. 1120 Comment
  CAS-BOT-BC85703  Calocedrus decurrens Doris K. Kildale 1926-9-9 2683 Trinity Black Oaks near Low Gap of Mad River 746 Comment
  HSC56588  Calocedrus decurrens G. L. Clifton 1979-7-16 7922 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC68587  Calocedrus decurrens Jacqueline Greenleaf 1980-7-15 233 Trinity Near Van Duzen River. 1067 Comment
  HSC39693  Calochortus amabilis D. E. Anderson, J. P. Smith 1971-6-21 1140 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  CHSC31331  Calochortus elegans Mark Stopher 1980-5-6 53 Trinity Above the Trinity River near Cedar Flat on Rte 299. 350 Comment
  CHSC57547  Calochortus elegans A. M. Walsh 1990-4-6 12 Trinity 3 mi e of jct. Of hwy 36 and 3, n of hwy 36. Town of Forest glen at Jct. Comment
  CAS-BOT-BC488622  Calochortus elegans var. nanus Alice Eastwood; John Thomas Howell 1937-6-25 4987 Trinity Scott Mts., N of Carrville Comment
  RSA0088732  Calochortus nanus Bonnie C. Templeton 1968-6-13 11318 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  HSC66359  Calochortus nudus M. S. Taylor 1980-7-23 3183 Trinity N side of 40N98A (Upper Bluff lake Rd.) near its end, 19.6 mi. NE of Trumble Ranch on Hwy. 3 via 42N17 2073 Comment
  CAS-BOT-BC482437  Calochortus tolmiei Dana York 2010-5-8 3002 Trinity Six Rivers National Forest, ca. 1.6 km NNE of the New River/Trinity River confluence, on spur ridge between the rivers 265 Comment
  HSC23571  Calochortus tolmiei J. O. Sawyer 1970-5-23 2585 Trinity Above New River 244 Comment
  HSC31677  Calochortus tolmiei D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5684 Trinity Along ridge road on South Fork Mtn., 10 mi. N of its junction with Hwy. 36 Comment
  HSC66140  Calochortus tolmiei Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 68 Trinity Philpot Creek Campground. 808 Comment
  HSC68712  Calochortus tolmiei Jacqueline Greenleaf 1980-5-24 109 Trinity Near Shanty Creek 808 Comment
  CAS-BOT-BC493989  Calochortus tolmiei Anna Junkens 1915-4-22 s.n. Trinity Weaverville Comment
  CAS-BOT-BC493990  Calochortus tolmiei Anna Junkens 1916-4-25 s.n. Trinity Weaverville Comment
  HSC42540  Calochortus tolmiei Barbara Kelly 1977-5-8 429 Trinity 11.8 mi. S of intersection of Hwy. 3 and Hwy. 299 on Hwy. 3 Comment
  HSC44399  Calochortus tolmiei R. York 1978-5-3 151 Trinity Big Lake Area 366 Comment
  HSC44637  Calochortus tolmiei Diane L. Reed 1978-5-13 79 Trinity Philpot Camgpround, adjacent to creek 793 Comment
  CAS-BOT-BC132648  Calochortus uniflorus Lester Rowntree 1936-7-16 s.n. Trinity Granite Creek, Trinity Mts. 2133 Comment
  UC1197680  Calochortus uniflorus Joseph P. Tracy 1923-6-30 6483 Trinity head of Rattlesnake Creek Northern Coast Ranges, Post Creek Mt. 1066 Comment
  HSC730  Caltha leptosepala William J. Ferlatte 1967-7-7 649 Trinity Head of Union Creek 1982 Comment
  CAS-BOT-BC421430  Calycadenia truncata Julie Kierstead Nelson; Lusetta Nelson; Richard Tate; Jordan Rainbow; Jaclyn Inkster 2014-6-10 2014 -051 Trinity 3 miles southeast of Pine Root Saddle on Rd. 28N10, ca. 7 miles south of Hwy. 36W 1270 Comment
  CAS-BOT-BC275444  Calycadenia truncata subsp. microcephala L. R. Abrams 1916-7-22 6176 Trinity Summit between Mad and Trinity Rivers on Eureka - Red Bluff Road Comment
  UC176216  Calypso bulbosa Miss Helen M. MacIlvain 1913-5-9 Trinity Carrville Comment
  BLMAR135  Calypso bulbosa Jennifer Anthony-Wheeler 1996-4-5 135 Trinity N. Dobbyn creek 1005 Comment
  HSC39201  Calyptridium monospermum J. P. Smith 1976-5-20 8738 Trinity Confluence of Bear Creek and Trinity River 915 Comment
  HSC74633  Calyptridium monospermum Bill Copeland 1980-6-28 286 Trinity Near Pickett Peak 1676 Comment
  UCR37578  Calyptridium monospermum L. Linstedt, C. Houseman, M. A. Strull (?) 1984-5-26 52 Trinity Eagle Creek Campground. Above the Trinity River 851 Comment
  HSC45417  Calyptridium monospermum Thomas W. Nelson, Jane P. Nelson 1977-8-6 3694 Trinity Goat Springs 1604 Comment
  CAS-BOT-BC221264  Calystegia malacophylla subsp. malacophylla Alice Eastwood; John Thomas Howell 1937-6-25 4902 Trinity Trinity Alps Resort Comment
  JEPS87870  Calystegia malacophylla subsp. malacophylla Vernon H. Oswald and L. Ahart 1994-6-14 6303 Trinity Forest Rd 25 w Castella (w of Ramshorn Summit, n side Ramshorn Creek); w of Ramshorn Summit, n side Ramshorn Creek, w of Castella 1060 Comment
  UC130624  Calystegia malacophylla subsp. malacophylla H. M. Hall July 1909 8670 Trinity Dorleska Salmon Mountains, Dorleska (on gravel slopes, Salmon Mountains) 1981 Comment
  HSC12775  Calystegia occidentalis William J. Ferlatte, Alice Q. Howard 1970-8-8 1279 Trinity Boulder Creek Basin 1585 Comment
  SEINET6968879  Calystegia occidentalis Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity West-facing slope above a meadow, 4 miles south-southwest of Hayfork. Comment
  HSC71516  Calystegia occidentalis subsp. occidentalis M. A. Baker 1980-7-1 2539 Trinity Near Hayden Roughs. 1402 Comment
  HSC72711  Calystegia occidentalis subsp. occidentalis Gail Newton 1980-7-2 969 Trinity Near N Kelsey Peak 1463 Comment
  RSA125595  Calystegia occidentalis subsp. occidentalis P. H. Raven, Richard Snow 1958-7-20 13627 Trinity 3.3 miles north-east of Denny Post Office Comment
  SEINET10899494  Camassia quamash Botany 1985-5-11 BOTANY s.n. Trinity T39n,r12w,sec.11, philpot campground 1.5 mile sw of peanut. Streamside 792 Comment
  HSC74994  Camassia quamash subsp. linearis J. P. Smith, Thomas W. Nelson 1979-6-25 10212 Trinity Shasta-Trinity National Forest, Rd. to Dubakella Mtn., 1.4 mi. from Red Mtn. Roadway 1555 Comment
  CAS-BOT-BC493393  Camassia quamash subsp. linearis Mrs. H. C. Cantelow 1939-6-5 s.n. Trinity Mad River, 11 miles SE of Ruth 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
  JEPS11737  Campanula prenanthoides W. L. Jepson 1902-7-10 2008 Trinity South Fork Trinity River Comment
  SEINET10462870  Campanula prenanthoides Chisaki 1959-8-18 CHISAKI 4725 Trinity ABOVE TANGLE BLUE CREEK, 3 MI ABOVE SCOTT MTN CREEK ON SCOTT MTN GRADE, SERPENTINE SOIL, MOIST AREA 1372 Comment
  SEINET10462883  Campanula prenanthoides Baker 1979-7-4 Baker 1002 Trinity Cut and burned area. T26N R12W OF SECT 12. Comment
  SEINET10462894  Campanula prenanthoides Annie M. Alexander, Louise Kellogg 1948-8-30 Alexander 5377 A Trinity START OF CLORIDE MINE TRAIL, DEDRICK 2500 Comment
  SEINET10462975  Campanula prenanthoides Nelson 1976-8-4 NELSON 3164 Trinity Along east side of Black Lassic, dry sedimentary soil. T1S R6E Sec. 31 1585 Comment
  SEINET10462979  Campanula prenanthoides Van Dke 1931-6-23 VAN DYKE s.n. Trinity Nash Mine, above Carville Comment
  JEPS87804  Campanula rotundifolia Vernon H. Oswald and Lowell Ahart 1994-8-1 6430 Trinity ca. 2.5 mi. (air) w. Mt. Eddy (Forest Rd. 40N45 at Bear Creek, 1.8 mi. s. of Forest Rd. 17) 1889 Comment
  HSC91317  Campanula scabrella Jennifer Whipple 1976-7-13 1443 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes. 2317 Comment
  CAS-BOT-BC266458  Campanula wilkinsiana C. Edward Graves 1934-5-1 s.n. Trinity Canyon Lakes 1981 Comment
  SEINET10463884  Campanula wilkinsiana John O. Sawyer, K. A. Sawyer 1981-8-2 Sawyer 4161 Trinity Trinity Dam quadrangle; slopes on east side of Sawtooth Mountain, ridges and subalpine meadow above Devil's Canyon. T36N R10W Sec. 15, 22 2438 Comment
  HSC47642  Capsella bursa-pastoris J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9049 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  HSC37818  Cardamine californica Thomas W. Nelson, Jane P. Nelson 1976-2-7 2261 Trinity At White's Bar Comment
  HSC90978  Cardamine californica Jennifer Whipple 1976-6-12 992 Trinity On trail to the Deadfall Lakes 2073 Comment
  CHSC3461  Cardamine californica var. sinuata Roger Jaegel 1966-3-26 53 Trinity On the south bank of the south fork of the Trinity River two miles west of Hyampom, Hyampom. Comment
  CAS-BOT-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
  CAS-BOT-BC38042  Cardamine oligosperma G. R. Kleeberger 1880-5-30 s.n. Trinity Weaverville. 1524 Comment
  CAS-BOT-BC38044  Cardamine oligosperma Eugene Carter 1975-6-29 1025 Trinity North Fork Trinity River. Hobo Gulch. 868 Comment
  CAS-BOT-BC20306  Carex abrupta Annie M. Alexander; Louise Kellogg 1948-8-17 5499 Trinity Trinity Mountains. East Fork Canyon Creek Lake. South side of lake. 1752 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
  UC922530  Carex abrupta Annie M. Alexander and Louise Kellogg 1943-8-17 5499 Trinity s side of lake Trinity Mountains, East Fork Canyon Creek Lake 1752 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-BC17868  Carex amplifolia Mrs. H. C. Cantelow 1936-5-22 1271 Trinity Scott Ranch, 3 miles south of Trinity Center. Comment
  NY25688  Carex amplifolia T. W. Nelson 1979-5-26 4701 Trinity Weaverville Quad: Trinity River 100 m. above mouth of Indian Creek 487.7 Comment
  HSC75760  Carex bolanderi Alerie Gizinski 1981-7-30 236 Trinity Near Goat Hill. 1433 Comment
  JEPS63687  Carex bolanderi Harry S. Yates 1914-6-29 471 Trinity Upper Rush Creek Comment
  CAS-BOT-BC19668  Carex brainerdii Alice Eastwood; John Thomas Howell 1937-6-25 4924 Trinity Minersville to Trinity Center. Comment
  SEINET7552660 Image available Carex brainerdii John Thomas Howell 1937-7-25 s.n. Trinity Stuarts Fork of Trinity River 2225 Comment
  HSC70082  Carex buxbaumii Thomas W. Nelson, Jane P. Nelson 1978-6-22 4263 Trinity Off Hwy. 3 near Peanut 762 Comment
  CAS-BOT-BC227423  Carex exsiccata Eugene Carter 1975-6-19 980 Trinity North Fork Trinity River. Swamp along trail west of Digger Pine Flat 769 Comment
  CAS-BOT-BC20140  Carex feta John Thomas Howell 1955-6-13 30381 Trinity Hayfork. 716 Comment
  HSC69998  Carex feta Thomas W. Nelson, Jane P. Nelson 1978-6-21 4219 Trinity Along Trinity River flood plain, 100 m above the mouth of Indian Creek. 488 Comment
  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
  CHSC43821  Carex hassei L. P. Janeway 1984-6-22 883 Trinity Meadow adjacent to the campground at Scott Summit. 1645 Comment
  JEPS109530  Carex hassei Dean W. Taylor 1988-7-10 9954 Trinity Deadfall Meadow, headwaters Trinity River 2350 Comment
  JEPS121595  Carex hassei Jennifer Buck, Danielle Roach 2009-8-26 Trinity Headwaters West Branch Crow Creek, 1 mile south of Mumbo Basin, The Eddys. Sloping fen on gabbro, NW aspect. Mumbo Basin quadrangle. WBCC01H Comment
  CAS-BOT-BC21793  Carex hassei Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Scott Ranch, 3 miles from Trinity Center. Comment
  HSC44033  Carex hoodii Thomas W. Nelson, James Nelson 1976-6-10 2666 Trinity Adjacent to Senteney Rock 1524 Comment
  SEINET6086128  Carex inops Barbara Wilson, Otting, Nick 2010-5-20 16013 Trinity Castle Creek Road. Comment
  HSC78275  Carex interior John S. Palmer 1976-7-4 465 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  CAS-BOT-BC28408  Carex lenticularis var. lipocarpa William J. Ferlatte 1966-8-23 467 Trinity Boulder Creek basin, tributary to Canyon Creek. 1889 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
  RSA66642  Carex luzulina Phillip A. Munz 1951-7-21 16752 Trinity Head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  JEPS109591  Carex luzulina var. ablata Dean W. Taylor 2002-6-28 18192 Trinity Pond Lily Lake; eastern margin of the lake;Trinity Mountains 1767 Comment
  CAS-BOT-BC31770  Carex mariposana Hans Leschke 1945-9-15 s.n. Trinity Echo Lake, Mt. Lassen Comment
  CHSC104063  Carex mendocinensis Peter F. Zika 2009-6-18 24527 Trinity Klamath Range. East side of Route 3, near east bank of Trinity River, at 3000 foot sign. 900 Comment
  CAS-BOT-BC31937  Carex microptera John Thomas Howell 1937-7-27 13573 Trinity Big Flat Comment
  HSC45557  Carex multicaulis J. P. Smith 1973-4-21 6192 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC58714  Carex multicaulis G. L. Clifton 1979-7-16 7856 Trinity Near S Fork Mtn., close to the town of Mad River 1646 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
  HSC74064  Carex multicaulis M. A. Baker 1980-6-25 2303 Trinity Near Castle Rock. 1436 Comment
  HSC82292  Carex multicaulis Thomas W. Nelson, Jane P. Nelson 1979-6-15 4827 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  CAS-BOT-BC32015  Carex multicaulis Joseph Prince Tracy 1942-7-3 17396 Trinity Van Duzin River, halfway between Kuntz and Hettenshaw. 975 Comment
  UCD140651  Carex multicaulis John Thomas Howell 1937-7-27 13586 Trinity Coffee Creek Canyon near Union Creek. Comment
  CAS-BOT-BC119967  Carex multicostata Joseph Prince Tracy 1935-8-6 14581 Trinity Devil's Canyon Mts. At head of White's Creek. 2072 Comment
  HSC76785  Carex multicostata John S. Palmer 1976-7-11 482 Trinity Near saddle over ridge from Little Bear Lake 1982 Comment
  HSC12773  Carex nigricans William J. Ferlatte, Alice Q. Howard 1970-8-12 1310 Trinity Ridge W of upper Canyon Creek 2317 Comment
  HSC45551  Carex nudata J. P. Smith 1973-4-21 6195 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  UC562551  Carex pachycarpa Joseph P. Tracy 1935-8-6 14581 Trinity at head of White's Creek; Devil's Canyon Mts. 2072 Comment
  SEINET8991279 Image available Carex pachystachya Unknown 2009-1 24532 Trinity 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-BC117914  Carex scabriuscula Mrs. H. C. Cantelow 1937-8-16 2722 Trinity Summit of Scott Mt. 1630 Comment
  CAS-BOT-BC117915  Carex scabriuscula Peter H. Raven 1956-9-4 10432 Trinity Along stream, Deadfall Lakes. Due W of Mt. Eddy. 2286 Comment
  CHSC98330  Carex scabriuscula Thomas W. Nelson; Jane P. Nelson 1984-7-27 7728 Trinity North Coast Ranges. Dry margin of Upper Mumbo Lake. 1860 Comment
  HSC44016  Carex scabriuscula Thomas W. Nelson, Jane P. Nelson 1977-7-4 3624 Trinity Along N side of Mule Ridge 1524 Comment
  HSC46840  Carex scabriuscula William J. Ferlatte 1975-8-25 1733 Trinity Below outlet of Lake Anna, above upper end of Bowerman Meadows 2226 Comment
  SEINET7486451 Image available Carex scabriuscula Peter F. Zika 2009-8-26 1840 Trinity E side of Route 26, 3.1 road miles NW of junction with Route 25 1840 Comment
  HSC73017  Carex scopulorum J. D. Jokerst 1981-7-28 1426 Trinity Scorpion Lake Comment
  CAS-BOT-BC117262  Carex spectabilis G. Douglas Barbe 1967-8-11 904 Trinity Open slopes below the ice fields on the N side of Thompson Pk. 2438 Comment
  HSC82628  Carex stipata Thomas W. Nelson, Jane P. Nelson 1979-5-26 4700 Trinity On flood plain of Trinity River, 100 m above mouth of Indian Creek 488 Comment
  HSC76783  Carex straminiformis John S. Palmer 1976-7-14 498 Trinity Bear Lakes Area, basin between Bear Lakes 1579 Comment
  CAS-BOT-BC115806  Carex subfusca LeRoy Abrams; E. A. McGregor 1908-7-12 747 Trinity Mt. San Gorgonie, San Bernardino Mts, Summit. Comment
  HSC44060  Carex subfusca Thomas W. Nelson, James Nelson 1976-6-22 2811 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  JEPS109628  Carex utriculata Dean W. Taylor 2002-6-13 18149 Trinity Trinity Alps, Highway 3 ca. 6.5 miles South of Trinity Center 792 Comment
  CHSC82148  Carex vesicaria L. P. Janeway 2001-7-15 7334 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
  CHSC91414  Carex vesicaria D. Isle 1997-9-30 414 Trinity Mendocino National Forest--North Coast Ranges. Upper Middle Fork Eel River Watershed. 1051 Comment
  CAS-BOT-BC115174  Carex vesicaria C. L. Hitchcock; J. P. Martin 1939-7-11 5390 Trinity Shore of Upper Canyon Lake, Salmon-Trinity Alps. 11 mi. N of Dedrick. 1889 Comment
  HSC391  Castilleja applegatei William J. Ferlatte 1966-7-6 637 Trinity Head of Bullards Basin 1982 Comment
  CAS-BOT-BC241164  Castilleja applegatei subsp. pinetorum Ella Dales Cantelow 1936-5-20 1424 Trinity N. of Carrville Comment
  HSC35744  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-20 1980 Trinity Near S end of road out Swayback Ridge Comment
  JEPS23290  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi 1959-7-1 7217 Trinity 1 mi n mouth of Coffee Creek (canyon of Trinity River); Trinity River 762 Comment
  RSA133459  Castilleja applegatei subsp. pinetorum Peter H. Raven, Sidney R. Snow 1958-7-19 13615 Trinity Along road 11.0 miles north of Helena. Comment
  RSA516628  Castilleja applegatei subsp. pinetorum R. C. Bacigalupi, G. Thomas Robbins 1954-6-27 4648 Trinity At bridge across Stuart Fork of the Trinity River, about 3 miles below (south of) Trinity Alps Resort. 762 Comment
  UC1245383  Castilleja applegatei subsp. pinetorum Joseph T. Gregory 1935-8-3 885 Trinity below Mary Blaine Mt. summit; Mary Blaine Mt. 1950 Comment
  UC722113  Castilleja applegatei subsp. pinetorum C. L. Hitchcock and J. S. Martin 1939-7-12 5353 Trinity 6 mi n Dedrick (on Canyon Creek Trail); Salmon-Trinity Alps Comment
  CAS-BOT-BC241157  Castilleja applegatei subsp. pinetorum Lester Rowntree 1936-7-14 s.n. Trinity Granite Creek Comment
  JEPS23773  Castilleja arachnoidea Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6847 Trinity s slope Scott Mountain 1950 Comment
  JEPS66431  Castilleja arachnoidea L. R. Heckard and P. Rubtzoff 1971-8-1 2693 Trinity about 1 air mi sw Mt. Eddy summit (slope above e end of Middle Deadfall Lake) 2286 Comment
  UC130606  Castilleja arachnoidea H. M. Hall Jul 1909 8580 Trinity near Dorleska; Salmon Mountains 2133 Comment
  HSC260  Castilleja arachnoidea William J. Ferlatte 1967-8-18 1027 Trinity Landers Lake Basin, above lake 2134 Comment
  HSC40486  Castilleja arachnoidea J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2615 Trinity E of Summit Lake 2317 Comment
  UCD122126  Castilleja arachnoidea Joseph M. DiTomaso 1975-7-16 137 Trinity On trail above Van Matre Meadows. 2103 Comment
  UCD122127  Castilleja arachnoidea Joseph M. DiTomaso 1976-7-14 633 Trinity Luella Lake. 2133 Comment
  HSC73184  Castilleja attenuata R. York 1980-5-25 802 Trinity Near Browns Canyon 823 Comment
  HSC82516  Castilleja attenuata Thomas W. Nelson 1979-5-13 4677 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  HSC74110  Castilleja pruinosa Gail Newton 1980-7-3 1027 Trinity Near Horsehead Mtn. 1753 Comment
  HSC38609  Castilleja rubicundula subsp. lithospermoides D. E. Anderson, J. P. Smith 1971-6-21 - 1123 Trinity 2.7 mi. S of Zenia along the Zenia-Covelo Rd. Comment
  HSC41583  Castilleja rubicundula subsp. lithospermoides Thomas W. Nelson, Jane P. Nelson 1977-6-19 3537 Trinity Above Senteney Rock. 1555 Comment
  HSC40783  Castilleja rubicundula subsp. lithospermoides Thomas W. Nelson, Jane Nelson 1976-6-22 2798 Trinity Just N of junction of roads 1S07 and 5E27 1524 Comment
  CAS-BOT-BC47945  Ceanothus Lester Rowntree 1936-7-17 s.n. Trinity Weaverville-Redding Rd. Comment
  HSC34427  Ceanothus arcuatus J. P. Smith, J. O. Sawyer 1973-7-3 7013 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC35144  Ceanothus arcuatus A. Montalvo 1975-5-17 264 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  JEPS123080  Ceanothus arcuatus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 056 Trinity Trinity Creek Watershed Comment
  CAS-BOT-BC48665  Ceanothus cordulatus H. E. McMinn 1922-7-1 322 Trinity Near Wildwood Summit Comment
  SBBG116565  Ceanothus cordulatus D. H. Wilken 2003-7-18 16169 Trinity Boulder Crk Rd on sharp turn ca. 3 km S of Coffee Crk, ca. 2.2 km E of Little Boulder Crk 1390 Comment
  UC2062590  Ceanothus cordulatus Belinda Lo 2017-9-30 379 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, north of Friend Mountain and along road 2N10. Comment
  SD73201  Ceanothus cordulatus D. F. Howe 1969-6-5 Trinity 4.6 miles west of Shasta-Trinity County line on #36 1189 Comment
  CAS-BOT-BC49156  Ceanothus cuneatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53507 Trinity One-eye Flat, about 1.7 miles north of Carrville - Trinity River Canyon 755 Comment
  HSC28369  Ceanothus cuneatus J. P. Smith 1973-4-21 6166 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC50925  Ceanothus cuneatus G. L. Clifton, Overton 1979-6-3 3746 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  HSC96786  Ceanothus cuneatus J. Carey, A. Hong, J. Leffingwell 1995-3-11 9 Trinity 12 mi. S on S Fork Rd from its intersection with Hwy. 299, 1.5 mi. on S Fork Trail 6E23 Comment
  CAS-BOT-BC49158  Ceanothus cuneatus Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-3-11 6 Trinity South Fork Trail. Trail head at end of South Fork Rd., 13 mi. from Hwy 299, 0.5 mi. before Creek crossing. 457 Comment
  OBI33228  Ceanothus cuneatus var. cuneatus David J. Keil 1983-7-3 17360 Trinity Ca 10-12 mi S of Scott Mtn Pass on SR 3 Comment
  UC184664  Ceanothus cuneatus var. cuneatus Harry S. Yates 1914-5-19 319 Trinity ne of Weaverville Comment
  CAS-BOT-BC50962  Ceanothus integerrimus J. H. Thomas 1949-6-15 932 Trinity About 7 miles North of Weaverville, along trail to Trinity Alps. Trinity National Forest 914 Comment
  CAS-BOT-BC50964  Ceanothus integerrimus Alice Eastwood; John Thomas Howell 1937-6-25 4954 Trinity Between Eagle and Coffee Creeks Comment
  HSC55374  Ceanothus integerrimus Marvin Butler 1979-7-16 7420 Trinity Near Panther Rock Creek, close to the town of Alderpoint 1045 Comment
  JEPS86100  Ceanothus integerrimus Wayne Roderick 1966-5-7 Trinity n Junction City; Canyon Creek Comment
  OBI10459  Ceanothus integerrimus Carl B. Wolf 1941-7-27 11084 Trinity Along Trinity River, 2.2 mi below (W of) Big Bar 396 Comment
  RSA66901  Ceanothus integerrimus P. A. Munz 1951-7-17 16572 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  SBBG118381  Ceanothus integerrimus D. Wilken with E. Painter 2004-6-8 16195 Trinity between Buckhorn Bally and Buckhorn Summit 1240 Comment
  RSA21099  Ceanothus integerrimus var. californicus Carl B. Wolf 1937-6-20 8966 Trinity North Coast Range, 13 7/10 mi S of Zenia on Covelo Rd. 915 Comment
  RSA400273  Ceanothus integerrimus var. californicus Christopher Davidson 1975-6-6 2711 Trinity 1 miles E of Douglas City on Hwy 199. Exposed places along roadbank on N slope facing. 500 Comment
  CAS-BOT-BC50693  Ceanothus integerrimus var. macrothyrsus D. H. Wilken; E. L. Painter 2007-6-3 16735 Trinity Ramshorn Crk, near rd. to Castella, ca. 0.4 km E of St Hwy 3 and Trinity River; NAD27 860 Comment
  HSC60196  Ceanothus lemmonii J. P. Smith, J. O. Sawyer 1975-6-1 8201 Trinity Hwy. 36, 1.0 mi S of Hayfork Summit 976 Comment
  HSC85449  Ceanothus oliganthus var. sorediatus Andrew Buchanan, et al. 1986-6-6 106 Trinity S Fork Rd. Comment
Read comments
Jan 27 2015
  UCD112574  Ceanothus pinetorum Joseph M. DiTomaso 1975-7-1 90 Trinity 1/2 mile below Emerald Lake on Stuarts Fork Trail. 1615 Comment
  CAS-BOT-BC52137  Ceanothus prostratus G. R. Kleeberger 1879-9-27 s.n. Trinity unspecified 1828 Comment
  SEINET7091120  Ceanothus prostratus Douglass M. Henderson 1986-6-6 6970 Trinity Trinity Mountians, Shasta-Trinity National Forest. Divide between Trinity and Siskiyou Counties, Scott Mountain USFS [United States Forest Service] Campground, circa 250 meters southwest of Scott Mountain summit. Ex University of Idaho Stillinger Herbarium (ID), Acc. No. 119458. 1646 Comment
  JEPS109622  Ceanothus prostratus var. laxus Dean W. Taylor 2002-6-13 18158 Trinity Scorpion Lake, Trinity Mountains, westerly upper flank Bonanza King 1798 Comment
  UCSB23475  Ceanothus velutinus Yates, Harry 1914-7-16 Trinity Head of Ranch Creek 1676 Comment
  CAS-BOT-BC63163  Ceanothus velutinus var. velutinus G. R. Kleeberger 1880-7-2 s.n. Trinity Weaverville. 1828 Comment
  SBBG116562  Ceanothus velutinus var. velutinus D. H. Wilken 2003-7-18 16170 Trinity Boulder Crk Rd on sharp turn ca. 3 km S of Coffee Crk, ca. 2.2 km E of Little Boulder Crk 1390 Comment
  RSA308578  Centaurea solstitialis Henry J. Ramsey, Henry J. Ramsey 1939-10-13 3239 Trinity Mountains, Highway 299 Comment
  RSA113138  Centaurium venustum Roxana S. Ferris 1955-7-11 12970 Trinity Just W of Whiskeytown on US highway 299 335 Comment
  HSC42172  Cercis occidentalis R. J. Mastrogiuseppe, J. D. Mastrogiuseppe 1974-9-3 Trinity Along Hwy. 299, W of Junction City. Above Trinity River. Comment
  HSC45785  Cercis occidentalis Brad Klipfel 1975-5-3 593 Trinity Grays Falls along N side of the Trinity River Comment
  SFV18495  Cercis occidentalis D. Waller 2002-5-7 89 Trinity Near Willow Creek, 5 miles south on South Fork Road. 335 Comment
  UC863546  Cercis occidentalis C. Epling and Wm. Robison 1935-7-21 Trinity Weaverville Comment
  JEPS45543  Cercocarpus betuloides Joseph P. Tracy 1923-6-29 6431 Trinity Northern Coast Ranges, Hay Fork Mountain near summit on Weaverville Road Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  POM182828  Cercocarpus betuloides H. S. Yates 1914-6-18 445 Trinity Rush Creek. 823 Comment
  HSC101829  Cercocarpus betuloides var. betuloides J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-22 13313 Trinity Along South Shore Drive, S of Whiskeytown Lake. 431 Comment
  HSC90622  Cercocarpus ledifolius var. ledifolius Jennifer Whipple 1976-6-25 1136 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC27412  Cercocarpus montanus var. glaber J. P. Smith 1973-4-7 6027 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-BC276501  Chaenactis douglasii var. douglasii John Thomas Howell 1937-7-21 13240 Trinity Big Flat Comment
  HSC86347  Chaenactis douglasii var. douglasii J. O. Sawyer, B. Bingham 1984-7-14 4251 Trinity Trinity/Tehama County line. Yolla Bolly Wilderness; between Solomon Peak and Sugarloaf Mtn. Comment
  CAS-BOT-BC106001  Chaenactis suffrutescens Eugene Carter 1973-6-19 601 Trinity North Fork Trinity River, Hobo Gulch Camp and vinicty, 18 mi. NW of Weaverville, 0.3 miles north of Grizzly Creek 1066 Comment
  CAS-BOT-BC106003  Chaenactis suffrutescens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53528 Trinity One-eye Flat, about 1.7 miles north of Carrville, Trinity River Canyon 755 Comment
  CAS-BOT-BC80488  Chamaecyparis lawsoniana John Thomas Howell 1936-8-26 12814 Trinity Near junction of Tangle Blue and Scott Mt. creeks Comment
  CHSC71534  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald; Lowell Ahart 1998-7-28 9402 Trinity Hwy. 3 south of Hayfork and 0.3 mi north of Hwy. 36. Roadside. 1182 Comment
  CAS-BOT-BC70242  Cheilanthes gracillima G. R. Kleeberger 1879-9-1 s.n. Trinity Mt. Bally 1524 Comment
  CAS-BOT-BC70244  Cheilanthes gracillima Annie M. Alexander; Louise Kellogg 1949-7-13 5799 Trinity Trail to Bear Lake, Union Creek, South branch of Coffee Creek, Northwest of Trinity Center 1828 Comment
  HSC24068  Cheilanthes gracillima J. O. Sawyer 1970-4-18 2476 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC70584  Cheilanthes gracillima Gail Newton 1980-7-3 1010 Trinity Near Horsehead Mtn. 1753 Comment
  HSC72919  Cheilanthes gracillima M. A. Baker 1980-7-2 2578 Trinity Near Swim Ridge. 1341 Comment
  HSC993  Cheilanthes gracillima D. E. Anderson 1961-10-8 1875 Trinity Near E Weaver Lake 1982 Comment
  UC71518  Cheilanthes gracillima Joseph Burtt Davy and Walter C. Blasdale Jun 21 1899-Jun 23 1899 5844 Trinity Trinity Summit Comment
  HSC78805  Cheilanthes gracillima John Palmer 1973-9-7 183 Trinity E of Big Bear Lake 1768 Comment
  RSA249379  Cheilanthes gracillima Thomas W. Nelson, S. Dowty 1972-6-14 5578 Trinity Red Lassic, brush covered north side 1799 Comment
  RSA478468  Chenopodium botrys Christopher Davidson 1973-5-28 2189 Trinity E of Burnt Ranch on Hwy 299, Trinity River Canyon, Trinity National Forest. 305 Comment
  UC2046558  Chenopodium botrys William J. Ferlatte 1974-7-24 1554 Trinity Big Flat area Comment
  CAS-BOT-BC451452  Chimaphila menziesii Eugene Carter 1971-7-19 307 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverwille): Hobo Gulch 914 Comment
  HSC62952  Chimaphila menziesii Thomas Wood 1979-5-12 179 Trinity E of Philpott Campground, Trinity Nat'l Forest 823 Comment
  CAS-BOT-BC452299  Chimaphila umbellata Annie M. Alexander; Louise Kellogg 1948-8-6 5430 Trinity Trinity Mountains: Canyon Creek (tributary of Trinity River) 1676 Comment
  RSA123808  Chimaphila umbellata subsp. occidentalis G. D. Barbe 1955-7-27 298 Trinity South of Scott Mtn. Forest Camp. 1616 Comment
  HSC69903  Chorizanthe membranacea Thomas W. Nelson 1978-5-27 4048 Trinity Along trail to Red Mtn. 1220 Comment
  HSC78849  Chrysolepis sempervirens John S. Palmer 1973-9-7 198 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  SEINET10475252  Chrysopsis breweri var. multibracteata Mary Susan Taylor 1980-7-23 Taylor 3178 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
  RSA42054  Cirsium andersonii H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mt. 1631 Comment
  HSC56749  Cirsium arvense G. L. Clifton, Butler 1979-7-18 8427 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  CDA1088  Cirsium arvense J. R. Keck 1971-9-3 s.n. Trinity Along Corral Creek by bridge of USFS Rd. #33N60. 0 Comment
  CDA20033  Cirsium arvense E. Finley 2002-10-9 PDR 1035512 Trinity Northwestern California; USFS Rd 1N24, 1.3 mi W of 4N12. 0 Comment
  HSC44124  Cirsium arvense Thomas W. Nelson, Jane P. Nelson 1977-7-30 3684 Trinity Along old logging road E of Black Lassic 1463 Comment
  CAS-BOT-BC278056  Cirsium cymosum John Thomas Howell 1937-7-28 13607 Trinity Canyon of Tangle Blue Creek near Trinity River Comment
  CAS-BOT-BC384654  Cirsium douglasii Andrew Townesmith; Karen M. Meyer 2007-8-1 890 Trinity Shasta-Trinity National Forest. Along Forest Service route 17/Stewart Springs road, 14.4 miles from intersection of Stewart Springs and Old 99 Highway roads. At Deadfall Meadows trailhead 2007 Comment
  CAS-BOT-BC288019  Cirsium occidentale var. candidissimum Philip A. Munz 1952-6-29 17845 Trinity Grizzly Creek, branch of North Fork of Trinity River, north of Helena 1036 Comment
  UC1223059  Cirsium occidentale var. candidissimum Joseph P. Tracy 1941-8-24 17015 Trinity Along Trinity highway, west slope of South Fork Mountain. 1219 Comment
  RSA0070692  Cirsium occidentale var. candidissimum Joseph P. Tracy 1941-8-24 17015 Trinity Along Trinity Highway, west slope of South Fork Mountain. 1067 Comment
  CAS-BOT-BC285764  Cirsium remotifolium Harry S. Yates 1914-6-1 384 Trinity Burns Mt. 792 Comment
  UC494271  Cirsium remotifolium var. odontolepis Harry S. Yates 1914-6-1 384 Trinity Bums Mt. 792 Comment
  CAS-BOT-BC229000  Cistanthe umbellata Mrs. H. C. Cantelow 1939-6-8 4216 Trinity South Fork Mts, 5 4/10 mi. N. on Blake Lookout Rd. from Jct. Alton - Redbluff Hy. Comment
  CAS-BOT-BC160929  Clarkia amoena subsp. amoena C. L. Hitchcock; J. S. Martin 1939-7-13 5420 Trinity 60 miles east of Arcata on Arcata-Redding Hiway 457 Comment
  CAS-BOT-BC172231  Clarkia concinna Annie M. Alexander; Louise Kellogg 1949-6-1 5692 Trinity Harrison Gulch, on road to White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area 807 Comment
  HSC103099  Clarkia concinna M. Mesler, Carol Wilson 2010-6-20 826 Trinity Van Duzen Rd., 3.4 mi south of Hwy 36, just south of Van Duzen dump. 771 Comment
  UC1143188  Clarkia concinna subsp. concinna H. and M. Lewis 1947-6-12 407 Trinity 2.2 mi w U. S. Highway 299 (Hayfork to Douglas City Road) Comment
  HSC16288  Clarkia gracilis B. D. Rogers, William J. Ferlatte 1966-6-7 2073 Trinity 1 mi. S of Hayfork on Hwy. 3 701 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-BC163185  Clarkia lassenensis Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  HSC37197  Clarkia lassenensis Lon Hall 1975-5-17 351 Trinity SE-facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  UC314616  Clarkia lassenensis Joseph P. Tracy 1923-6-30 6465 Trinity Hay Fork Valley Northern Coast Ranges 792 Comment
  CAS-BOT-BC163479  Clarkia purpurea subsp. quadrivulnera Doris Kildale 1931-5-30 10815 .5 Trinity Weaverville Comment
  UC1196971  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1941-6-29 16960 C Trinity Hettenshaw 944 Comment
  CAS-BOT-BC164986  Clarkia rhomboidea Mrs. H. C. Cantelow 1935-6-11 s.n. Trinity Nr. Trinity Alps Resort 1219 Comment
  UC933360  Clarkia rhomboidea Annie M. Alexander and Louise Kellogg 1948-8-24 5545 Trinity along trail above Morris Meadow; Trinity Mountains, Stuart Fork 1280 Comment
  HSC43333  Clarkia rhomboidea Maralyn O'Meara 1973-6-30 252 Trinity Along FS Rd. 30N24, the Salt Creek Rd., SE of Peanut Comment
  HSC63808  Clarkia rhomboidea M. A. Baker 1979-6-22 882 Trinity S slope of Horsehead Mtn. Comment
  UCD100630  Claytonia exigua J. M. Tucker; Dorothy Dreyfus 1967-4-29 4033 Trinity floor of Bear Valley, just west of Bear Creek, 8.3 miles north of junction of Bear Valley Road with State Highway 20. 396 Comment
  HSC49719  Claytonia exigua subsp. exigua J. O. Sawyer, R. J. Cole 1978-4-20 3107 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC72967  Claytonia exigua subsp. exigua Gail Newton 1980-7-10 1252 Trinity Near Senteney Rock 1463 Comment
  JEPS94803  Claytonia exigua subsp. exigua Vernon Oswald and Lowell Ahart 1998-5-14 9064 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
  HSC32862  Claytonia lanceolata Thomas W. Nelson, James Nelson 1973-5-20 914 Trinity Red Lassic 1799 Comment
  HSC4433  Claytonia lanceolata William J. Ferlatte 1967-6-28 544 Trinity E side of Packers Peak 1982 Comment
  HSC74789  Claytonia parviflora subsp. parviflora Gail Newton 1980-7-9 1137 Trinity Near Shanty Creek. 1113 Comment
  JEPS94228  Claytonia parviflora subsp. parviflora Vernon Oswald and Lowell Ahart 1998-5-14 9068 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
  HSC73385  Claytonia rubra Doug Renwick, Robert Kirkpatrick 1981-5-9 60 Trinity Philpot Campground off Hwy. 3 808 Comment
  HSC78474  Claytonia rubra subsp. rubra John S. Palmer 1973-6-19 61 Trinity Bear Lakes Area, along the trail to Big Bear Lake 1220 Comment
  UC1755098  Claytonia saxosa Dean W. Taylor 2002-5-8 18033 Trinity Dubakella Creek, logging spur of 29N31 (ca. 4 air mi SW of Wildwood) 1325 Comment
  HSC54314  Claytonia sibirica Walter Overton 1979-7-17 7744 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  UC162601  Claytonia sibirica Mrs. M. H. Manning Aug 1899 Trinity Trinity Summit Comment
  HSC91347  Clematis lasiantha Michalski, Hopson, Raum 1987-4-25 81 Trinity Hwy. 299 mile marker 33.0, 19 mi. W of Weaverville 400 Comment
  CAS-BOT-BC92771  Clematis ligusticifolia Eugene Carter 1973-8-9 674 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles west of Weaverville). 1066 Comment
  CAS-BOT-BC92776  Clematis ligusticifolia E. V. Jotter Aug. 16 46 Trinity Trinity Forest. 822 Comment
  CAS-BOT-BC92778  Clematis ligusticifolia Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville. Comment
  HSC72097  Clematis ligusticifolia J. P. Smith, Linda M. Barker, J. Cole 1976-7-27 8951 Trinity Shasta National Forest, Eagle Creek Campground. Comment
  CHSC30310  Clintonia uniflora M. S. Taylor 1980-6-15 3131 Trinity Canyon Creek trail, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  UCD139626  Clintonia uniflora Joseph M. DiTomaso 1976-6-24 496 Trinity Trinity Alps; on Granite Lake Trail. 1356 Comment
  JEPS47372  Collinsia grandiflora L. R. Heckard and Robert Ornduff 1966-4-28 1490 Trinity 3.2 mi n of Junction City Comment
  JEPS6297  Collinsia grandiflora W. L. Jepson 1934-5-5 16639 Trinity Wildwood upper Hay Fork Comment
  UC1196747  Collinsia grandiflora Joseph P. Tracy 1923-7-1 6503 Trinity near summit of rd to Low Gap of Mad River; Northern Coast Ranges, South Fork Mtn 1219 Comment
  HSC20585  Collinsia greenei D. E. Anderson 1963-5-12 2422 Trinity Near Trinity-New River canyons. Comment
  HSC32909  Collinsia greenei Thomas W. Nelson 1973-5-30 988 Trinity Along Mule Ridge SE of Red Lassic Comment
  UCR138748  Collinsia greenei M. Brooks, Julie Evens, H. Johnson 1997-4-12 21 Trinity Hwy 299, 4 mi west of Weaverville up slope from runaway-truck ramp 762 Comment
  RSA420330  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1976-5-23 2500 Trinity At Brown's Canyon Campground. Comment
  UC1728655  Collinsia linearis Richard Olmstead 1985-5-18 685 Trinity Canyon Creek Trail Comment
  UCD123558  Collinsia linearis W. C. Overton Jr. 1977-7-9 s.n. Trinity along trail from Big Flat (on divide between Coffee Creek and South Fork of Salman River) and lookout on Packers Peak, Shasta National Forest. 182 Comment
  HSC20617  Collinsia rattanii R. Spellenberg 1964-6-17 456 Trinity Underwood Mtn. Pass, Underwood Mtn. Rd., 12 mi. W of Burnt Ranch 1372 Comment
  HSC72400  Collinsia rattanii J. P. Smith, J. O. Sawyer 1975-6-1 8190 Trinity 1/2 mi. NW of Wildwood 915 Comment
  UC1196762  Collinsia rattanii Joseph P. Tracy 1913-6-24 4309 Trinity 8 mi above Ruth (hillslopes of Mad River Valley, Northern Coast Ranges); Northern Coast Ranges, Mad River Valley 914 Comment
  HSC103693  Collinsia rattanii M. R. Mesler, Carol Wilson 2015-5-2 1640 Trinity Near Hayfork, about 0.25 miles west of intersection of Big Creek Rd and FS 16 1006 Comment
  SEINET13406745  Collinsia torreyi var. latifolia H. M. Hall 1909-1 8569 Trinity Salmon Mountains, Dorleska. 2000 Comment
  HSC55538  Collomia grandiflora Walter Overton 1979-7-18 8722 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  SBBG103159  Collomia grandiflora D. H. Wilken 1974-7-4 12128 Trinity Stuart Crk Rd, 1.2 mi W of jct with St Hwy 3 762 Comment
  RSA125111  Collomia heterophylla P. H. Raven, Richard Snow 1958-7-19 13605 Trinity Hobo Gulch Public Camp, 14.3 miles north of Helena. Comment
  JEPS123033  Collomia linearis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 011 Trinity Stoney Creek Camp. Comment
  HSC68845  Collomia tinctoria Thomas W. Nelson, Jane P. Nelson 1980-6-20 5705 Trinity Shasta-Trinity National Forest, along FS Rd. 30N28, 1 mi. E of junction with FS Rd. 29N73 1372 Comment
  CAS-BOT-BC230692  Collomia tracyi Ella Dales Cantelow 1935-6-11 930 Trinity Scenic Trail, Trinity Alps Resort Comment
  HSC71560  Collomia tracyi M. A. Baker 1980-7-2 2666 Trinity Near Horsehead Mtn. 1737 Comment
  HSC73836  Collomia tracyi M. A. Baker 1980-6-25 2297 Trinity Near Castle Rock. 1436 Comment
  JEPS102266  Collomia tracyi L. P. Janeway 1996-6-13 5014 Trinity Klamath Mountains. Fairview Ridge and southwest-facing canyon slope of Papoose Cree; along Papoose Road (Road 34N30) 4.8 mi west Trinity Mountain and County-Line Road. 890 Comment
  UC906688  Collomia tracyi Joseph P. Tracy 1942-7-3 17398 Trinity Van Duzen River Road halfway between Hettenshaw and Kuntz (in talus of rock slides) 975 Comment
  UC908777  Collomia tracyi Joseph P. Tracy 1939-9-4 16486 Trinity mountainside e Van Duzen River (8 mi se of Low Gap) 853 Comment
  CAS-BOT-BC180425  Comandra umbellata subsp. californica Anna A. Junkans 1915-5-20 s.n. Trinity Weaverville Comment
  HSC74904  Comandra umbellata subsp. californica J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9944 Trinity Shasta-Trinity National Forest, along Coffee Creek Rd. at Coffee Creek Ranch. 976 Comment
  HSC499  Corallorhiza maculata William J. Ferlatte 1967-8-7 836 Trinity Canyon Creek, ridge between 'L' Lake and Stuart Fork 1982 Comment
  UC184874  Corallorhiza maculata Harry S. Yates 1914-6-27 460 Trinity Buckeye Mt.; n slope Comment
  HSC63141  Corallorhiza maculata M. A. Baker 1979-6-30 970 Trinity Comment
  POM301283  Corallorhiza mertensiana H. E. Parks, Joseph P. Tracy 1947-6-27 11634 Trinity South Fork Mountain 1524 Comment
  HSC31693  Corallorhiza mertensiana D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5689 Trinity Along ridge road on South Fork Mtn., 5 mi. N of its jct. with Hwy. 36 Comment
  HSC41585  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1977-7-30 3672 Trinity Along Mule Ridge just above the S Fork of Black Lassic Creek 1555 Comment
  UCD131017  Coreopsis lanceolata John Sawyer 1979-5-27 3368 Trinity along State Route 299, 3.9 miles east of bridge across North Fork of Trinity River near Helena. 609 Comment
  HSC69680  Cornus glabrata Thomas W. Nelson, J. O. Sawyer 1978-6-9 4104 Trinity Along County Rd. 1 mi. S of Ruth Guard Station. Comment
  UC314604  Cornus glabrata Joseph P. Tracy 1923-6-30 6488 Trinity headwaters of Rattlesnake Creek (near Auto Rest); Northern Coast Ranges 914 Comment
  CAS-BOT-BC212077  Cornus nuttallii J. H. Thomas 1949-6-15 929 Trinity About 7 miles north of Weaverville, along Trail to Trinity Alps, Trinity National Forest 914 Comment
  HSC78851  Cornus nuttallii John S. Palmer 1973-9-7 200 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  RSA60488  Cornus nuttallii John H. Thomas 1949-6-15 929 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  UC1051524  Cornus nuttallii Helen K. Sharsmith 1953-6-27 4381 Trinity 2 mi. below Pickett Peak (on Horse Ridge leading s. from S. Fork Mt.); Inner North Coast Ranges, Trinity Nat'l Forest 1676 Comment
  HSC59206  Cornus nuttallii Terry Roth 1979-5-13 56 Trinity Hwy. 3, 8 mi. from Jct. with Hwy. 299 579 Comment
  CAS-BOT-BC210444  Cornus sericea Elizabeth McClintock 1956-6-16 s.n. Trinity Road along Coffee Creek, above Coffee Creek Ranch Comment
  CAS-BOT-BC210445  Cornus sericea Alice Eastwood 1921-7-22 10704 Trinity Forest Glen, Trinity Forest Reserve Comment
  CAS-BOT-BC212131  Cornus sericea Milo S. Baker 1926-8-4 280 Trinity Stoney Creek, near trail from Trinity Alps Camp to Granite Pk 1828 Comment
  HSC65309  Cornus sericea subsp. sericea J. P. Smith, J. O. Sawyer 1970-7-28 4525 Trinity Twin Lakes. 1677 Comment
  RSA134910  Cornus sessilis P. C. Everett, E. K. Balls, George B. Everett 1959-10-22 23924 Trinity 4.9 mi. W. of Shasta-Trinity Co. line along U.S. Hwy. 299 from Redding. Comment
  CAS-BOT-BC210564  Cornus sessilis L. B. Kildale 1931-8-30 s.n. Trinity New River road 7 mi. east of Irving Junction Comment
  CAS-BOT-BC210565  Cornus sessilis Milo S. Baker 1926-7-31 184 b-'26 Trinity McKinney's Camp - road to Trinity Alps Resort Comment
  SDSU5752  Cornus sessilis D. R. Harvey 1930-9-26 1209 Trinity West of counrty. Comment
  UC1135194  Corylus californica N. French 1932-9-5 9 Trinity Canyon Creek 914 Comment
  CAS-BOT-BC180212  Corylus cornuta subsp. californica P. A. Munz 1951-7-17 16574 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  UCD23625  Corylus cornuta subsp. californica Rodney Gale Myatt 1971-9-21 1131 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  HSC101705  Cotoneaster lacteus J. P. Smith, J. O. Sawyer 2011-6-24 13246 Trinity Shasta-Trinity National Forest. 585 Comment
  HSC101701  Crataegus gaylussacia J. P. Smith, J. O. Sawyer 2011-6-24 13241 Trinity Along Lewiston Road at its junction with Lachler Lane in Lewiston. 598 Comment
  HSC30233  Crepis pleurocarpa William J. Ferlatte 1973-7-29 1478 Trinity Red Rock Mtn.; summit of ridge between Landers L. and Sunrise Cr. 2287 Comment
  HSC32241  Crepis pleurocarpa J. O. Sawyer 1971-8-27 2465 Trinity Slopes above Landers Lake 2302 Comment
  HSC68823  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-19 5622 Trinity Along Salt Creek Rd., 2 mi. from junction with Hwy. 3 793 Comment
  JEPS36492  Crepis pleurocarpa Joseph P. Tracy 1935-8-3 14456 1/2 Trinity Mary Blaine Mt. 1950 Comment
  HSC5457  Crepis pleurocarpa R. Spellenberg 1964-6-17 449 Trinity 4 mi. E of Burnt Ranch on Underwood Mtn. Rd. Comment
  HSC41028  Crocidium multicaule J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8527 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  POM197069  Crocidium multicaule McKenzie 1927-4-16 s.n. Trinity Near Weaverville. Comment
  HSC54382  Croton setiger G. L. Clifton 1979-7-17 7946 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC67247  Cryptantha affinis Thomas W. Nelson 1980-5-30 5350 Trinity Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299 1067 Comment
  RSA67676  Cryptantha affinis P. A. Munz 1951-7-18 16658 Trinity Ridge from Stuart Gap to North Yolla Bolly Mountains. 1768 Comment
  JEPS90318  Cryptantha milobakeri Dean W. Taylor 1992-6-12 12740 Trinity Klamath Mountain Region, Red Mountain, along jeep road on ridge crest n of summit Red Mountain; Klamath Mountain Region, Red Mountain 1615 Comment
  HSC91327  Cryptantha subretusa Jennifer Whipple 1976-6-30 1179 Trinity Trinity and Siskiyou Cos., summit region of Mt. Eddy 2591 Comment
  HSC67390  Cryptantha torreyana Thomas W. Nelson 1980-5-30 5368 Trinity Along FS Rd. 4N09, 1.6 mi. from jct. with Rd. 60 1128 Comment
  JEPS120205  Cryptantha torreyana Julie Kierstead Nelson with Rhonda Posey, Peter Zika 2012-6-22 2012 -060 Trinity Rd. 2N29 W of Indian Valley; 0.3 road miles north of junction with road 2N42; west of Hayfork Valley Comment
  UC525597  Cryptantha torreyana Joseph P. Tracy 1923-6-28 6405 Trinity Burnt Ranch Northern Coast Ranges 457 Comment
  RSA107402  Cryptantha torreyana L. S. Rose 1955-6-13 55075 Trinity 6 mi sw of Douglas City 610 Comment
  CAS-BOT-BC70485  Cryptogramma acrostichoides Eugene Carter 1973-7-24 618 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville), Along the Grizzly Creek Trail 1524 Comment
  HSC372  Cryptogramma acrostichoides William J. Ferlatte 1967-8-11 900 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  RSA276673  Cryptogramma cascadensis William J. Ferlatte, Alice Q. Howard 1970-8-9 1291 Trinity Boulder Creek Lakes 1890 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
  HSC78258  Cuscuta californica John S. Palmer 1976-7-3 446 Trinity Bear Lakes Area, snowmelt bog W side of Log Lake 1829 Comment
  UCSB13221  Cycladenia humilis Dearing, Hugh; Dearing, Margaret 1939-6-28 Trinity Nr. Wildwood Rd. to Red Bluff or Redding 1066 Comment
  HSC103528  Cymopterus terebinthinus var. californicus Thomas W. Nelson, Jane Nelson 1981-5-23 6478 Trinity Shasta-Trinity National Forest; Along Forest Service Road 38N24, 3 mi. from junction with State Route 3. 1250 Comment
  HSC63977  Cynoglossum grande J. P. Smith 1973-5-6 6628 Trinity Blanchert Flats near Douglas City Comment
  HSC73202  Cynoglossum grande R. York 1980-5-25 792 Trinity Near Browns Canyon 823 Comment
  HSC74283  Cynoglossum grande M. A. Baker 1980-7-10 2731 Trinity Near Senteney Rock 1554 Comment
  CAS-BOT-BC94391  Cynoglossum occidentale R. C. Wenk 2005-6-18 174 Trinity Coffee Creek, Big Flat Meadow, in vicinity of cabin at N end of meadow 1524 Comment
  CAS-BOT-BC114153  Cyperus squarrosus John Thomas Howell 1936-8-25 12777 Trinity Near Trinity Center. Comment
  SEINET10470081  Cypripedium californicum Mary Susan Taylor 1980-8-25 Taylor 3301 Trinity T36N R8W center sec 17, Trinity Dam quad. Shasta-Trinity Natl Forest, Swift Creek trail, ca. 0.5 mi W of trailhead, ca. 6 mi W of Trinity Center. 1250 Comment
  HSC34577  Cypripedium fasciculatum Dryden 1975-5-17 197 Trinity Mt. Diablo Meridian, Middle Fork of Philpot Creek and Philpot campground. On Plummer Peak Rd. 825 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
  HSC79069  Cypripedium montanum T. Jimerson 1981-5-13 Trinity Philpot Campground off Hwy. 36 Comment
  RSA139105  Cypripedium montanum Lee W. Lenz 1958-6-24 23535 Trinity Forest Glen Comment
  HSC24186  Cystopteris fragilis D. E. Anderson 1971-7-28 5465 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  CAS-BOT-BC192296  Danthonia californica John Thomas Howell 1937-7-21 13228 Trinity Big Flat Comment
  POM258248  Danthonia californica var. americana C. L. Hitchcock, J. S. Martin 1939-7-11 5404 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1890 Comment
  SEINET3926825  Danthonia californica var. americana D. E. Anderson, Thomas Nelson; Steve Dowty 1972-6-14 5689 Trinity About 8 mi. west on 1S07 from its junction with the county road.; 0 Comment
  HSC78297  Danthonia unispicata John S. Palmer 1975-7-23 401 Trinity Bear Lakes Area, ridgetop SE of Log Lake 2000 Comment
  CAS-BOT-BC76250  Darlingtonia californica Ella Dales Cantelow 1936-5-21 1408 Trinity Scott Ranch Picnic Grounds. Comment
  CAS-BOT-BC76253  Darlingtonia californica Lincoln Constance; Ren-Hwa Shan 1946-6-1 3067 Trinity Near Trinity River 10.5 miles north of Carrville. 914 Comment
  CHSC30391  Darlingtonia californica S. Horner 1976-9-23 Trinity Shasta-Trinity NF. Meadow east of Bear Cr. Rd. at ... Field redacted by CHSC, contact the data manager for more information 2072 Comment
  CHSC3328  Darlingtonia californica Robert L. Smith 1966-5-14 Trinity Scott Mt. Camp ground Klamath Nat. Forest. ... Field redacted by CHSC, contact the data manager for more information Comment
  HSC27085  Darlingtonia californica Thomas W. Nelson 1973-7-14 1073 Trinity Near the head of trail to Deadfall Lake. Comment
  HSC40896  Darlingtonia californica J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2679 Trinity Along Swift Creek Trail, 0.5 mi. from trailhead. 1341 Comment
  HSC78042  Darlingtonia californica John S. Palmer 1973-6-19 34 Trinity Bear Lakes Area, below Big Bear Lake. 1707 Comment
  JEPS123149  Darlingtonia californica D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 119 Trinity Scorpion Lake Comment
  UC922351  Darlingtonia californica Annie M. Alexander and Louise Kellogg 1949-7-16 5805 Trinity 9 1/2 mi n Trinity Center 822 Comment
  HSC62962  Darmera peltata Kenneth Clark 1979-5-13 265 Trinity Shasta-Trinity National Forest, Philpot Campground, 1.2 mi. W of Peanut, along Plummer Creek 793 Comment
  POM274257  Darmera peltata Lyman Benson 1930-7-18 2195 Trinity Middle N Coast mtn range. Trinity River. 457 Comment
  HSC81677  Datisca glomerata Thomas W. Nelson, Jane Nelson 1980-7-21 6149 Trinity Along Eagle Creek Trail, 1/4 mi. W of trail head at Horse Flat Camp 1098 Comment
  JEPS94019  Datisca glomerata Vernon H. Oswald and Lowell Ahart 1998-7-28 9388 Trinity e. Forest Glen (Rattlesnake Rd. at bridge on Basin Gulch 2.2 mi. n. of Hwy. 36) 868 Comment
  HSC67972  Datisca glomerata J. P. Smith, J. O. Sawyer 1970-5-31 3792 Trinity 1.4 mi. E of Sharber Slough near Salyer Comment
  UC1537668  Datisca glomerata Gordon H. True Jr. 1937-7-3 762 Trinity Trinity Mountain 1371 Comment
  HSC74085  Delphinium decorum subsp. tracyi R. York 1980-5-24 705 Trinity Near Long Ridge. 1036 Comment
  JEPS109661  Delphinium decorum subsp. tracyi Dean W. Taylor 2002-5-21 18069 Trinity Bear Creek, along trail ca. 0.5 miles West from the old highway 1021 Comment
  HSC27074  Delphinium hesperium J. O. Sawyer 1970-5-23 2596 Trinity Above New River 244 Comment
  CAS-BOT-BC8017  Delphinium nudicaule Mrs. H. C. Cantelow 1935-6-11 945 Trinity scenic trail nn Trinity Alps Resort Comment
  HSC38165  Delphinium nudicaule Thomas W. Nelson, Jane P. Nelson 1976-5-23 2510 Trinity Brown's Canyon Campground. Comment
  HSC95772  Delphinium nudicaule Laura Hagenauer 2002-4-13 36 Trinity Along path to Hell's Half Acre near the S Fork of the Trinity River 305 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
  HSC59334  Delphinium nudicaule Kenneth Clark 1979-4-29 202 Trinity Gray's Falls Campground, E of Willow Creek on Hwy. 299. N side of Trinity River at junction with the New River 305 Comment
  CAS-BOT-BC116544  Delphinium nuttallianum Doris K. Kildale 1927-4-11 4574 Trinity Trinity Center Comment
  HSC41679  Delphinium nuttallianum Jennifer Whipple 1976-6-22 1069 Trinity Mount Eddy, near Lower Deadfall Lake 2165 Comment
  HSC42435  Delphinium nuttallianum Barbara Kelly 1977-5-21 445 Trinity Eagle Creek Campground. 851 Comment
  HSC74604  Delphinium nuttallianum M. A. Baker 1980-7-10 2719 Trinity Near Senteney Rock 1554 Comment
  HSC48953  Delphinium nuttallianum M. A. Baker 1979-5-14 724 Trinity W side of E Fork of Trinity River, W side of rd. 34N07Y Comment
  HSC86359  Delphinium patens J. O. Sawyer, J. Stephensen, J. Rivera 1988-4-23 4314 Trinity Virgin Creek Guard Station site at the confluence of Virgin and Slide Creeks 610 Comment
  CAS-BOT-BC201657  Deschampsia danthonioides Harry S. Yates 1914-5-17 s.n. Trinity Trinity National Forest. Near Weaverville Comment
  HSC46750  Deschampsia danthonioides William J. Ferlatte 1974-7-24 1576 Trinity Big Flat at the head of Coffee Creek, W side of Lake Martin 1524 Comment
  HSC50836  Deschampsia danthonioides G. L. Clifton, Overton 1979-6-3 3626 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  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
  UC922296  Descurainia incana Annie M. Alexander and Louise Kellogg 1949-7-5 5775 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  UC922597  Dicentra formosa Annie M. Alexander and Louise Kellogg 1948-8-17 5500 Trinity e side East Fork Canyon Creek Lake; Trinity Mountains 1752 Comment
  UCR4989  Dicentra formosa Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  UCD95070  Dicentra formosa subsp. formosa Rolf Y. Berg 1963-7-10 s.n. Trinity Along Union Creek, near Coffee Creek Road. Comment
  CAS-BOT-BC177371  Dicentra pauciflora Eugene Carter 1975-6-26 1005 Trinity North Fork Trinity River. Grizzly Creek 1767 Comment
  UC1103021  Dicentra pauciflora Joseph P. Tracy 1935-8-7 14630 Trinity head of White's Creek; Devil's Canyon Mts., White's Creek 2072 Comment
  HSC40441  Dicentra pauciflora J. O. Sawyer 1973-6-6 2513 Trinity Along trail to Big Bear Lake 1768 Comment
  JEPS109671  Dicentra uniflora Dean W. Taylor 2002-4-19 17996 Trinity base of steep shaded serpentine slope just west of Highway 3 bridge over Tangle Blue Creek (near the Trinity River confluence) 1005 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
  HSC37175  Dichelostemma capitatum subsp. capitatum J. D. Ackerman 1974-4-28 204 Trinity Grays Falls above Trinity River Gorge, S side, 0.4 mi. from confluence with New River Comment
  HSC68763  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-17 5530 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  CAS-BOT-BC153502  Diplacus layneae John Thomas Howell 1955-6-13 30369 Trinity Peanut 762 Comment
  CHSC71554  Diplacus layneae Vernon H. Oswald; Lowell Ahart 1998-7-28 9399 Trinity Hwy. 3 south of Hayfork and 3.5 mi north of Hwy. 36. 792 Comment
  JEPS95575  Distichlis spicata Vernon H. Oswald and L. Ahart 1994-6-14 6291 Trinity T38N R5W center Sec. 19, 4960 ft, Yellow Pine Forest. Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city) 1511 Comment
  RSA245221  Dodecatheon alpinum D. E. Anderson 1971-7-28 5442 Trinity vicinity of East Weaver Lake, about 1 mi. from Weaver Bally Lookout (which is on Forest Service road 38 N 38, northwest of Weaverville) 1921 Comment
  HSC24169  Dodecatheon hendersonii J. O. Sawyer 1970-4-19 2530 Trinity Denny Campground. 427 Comment
  HSC28379  Dodecatheon hendersonii J. P. Smith 1973-4-21 6180 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC28789  Dodecatheon hendersonii J. P. Smith 1973-4-21 6329 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC31680  Dodecatheon hendersonii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5687 Trinity Along ridge road on South Fork Mtn., 10 mi. N of its junction with Hwy. 36 Comment
  HSC74341  Dodecatheon hendersonii M. A. Baker 1980-5-24 1455 Trinity Near Long Ridge. 1006 Comment
  RSA244995  Dodecatheon hendersonii J. P. Smith 1973-4-7 5977 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
  UC1024346  Dodecatheon hendersonii Lee Bonar, Lincoln Constance, R. W. Holm and C. E. Wood Jr. 1949-5-21 Trinity 10 mi s Callahan (Scott Mountain Campground, Siskiyou-Trinity County); Scott Mountain Campground, s of Callahan 1524 Comment
  HSC85864  Dodecatheon hendersonii Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-6 6 Trinity Rt. 299, Gray's Falls Campground. Between dirt road and river 250 m S of the campground. 250 Comment
  HSC382  Dodecatheon jeffreyi William J. Ferlatte 1967-8-11 903 Trinity Below the ice fields on the N side of Thompson Peak. 2378 Comment
  UC722715  Dodecatheon jeffreyi C. L. Hitchcock, J. S. Martin 1939-7-12 5366 Trinity just below Lower Canyon Creek Meadow, 10 mi n Dedrick, Salmon-Trinity Alps 1676 Comment
  HSC305  Downingia yina William J. Ferlatte 1966-8-16 377 Trinity Big Flat. 1524 Comment
  HSC30226  Draba howellii William J. Ferlatte 1973-7-27 1466 Trinity S of Landers Lake 2195 Comment
  UC722752  Draba howellii C. L. Hitchcock, J. S. Martin 1939-7-11 5394 Trinity 11 mi n Dedrick (Trinity Alps, w wall of Canyon Creek); n of Dedrick in Trinity Alps, w wall Canyon Creek 2438 Comment
  POM253738  Draperia systyla C. L. Hitchcock, J. S. Martin 1939-7-11 5410 Trinity 6 miles north of Dedrick on Canyon Creek Trail, Salmon-Trinity Alps 1220 Comment
  CAS-BOT-BC159465  Drymocallis glandulosa var. glandulosa John Thomas Howell 1937-7-21 13242 Trinity Big Flat Comment
  UCD113153  Drymocallis glandulosa var. reflexa Joseph M. DiTomaso 1975-7-22 174 Trinity 1/8 mile east of Boulder Creek on Lion Lake Trail. 1645 Comment
  JEPS97184  Drymocallis lactea var. austiniae J. Kierstead 1991-6-22 91 -73 Trinity Tamarack Lake, along E shore Mt. Shasta Ranger District 1798 Comment
  UC574871  Drymocallis lactea var. austiniae John Thomas Howell 1937-7-29 13244 Trinity Big Flat Comment
  UCD113028  Drymocallis lactea var. austiniae Joseph M. DiTomaso 1976-6-30 538 Trinity Caribou Ridge Trail on Stuarts Fork side. 2133 Comment
  HSC131  Drymocallis lactea var. lactea William J. Ferlatte 1967-8-17 984 Trinity Landers Lake Basin, scattered ponds 2134 Comment
  HSC137  Drymocallis lactea var. lactea William J. Ferlatte 1966-6-30 160 Trinity Canyon Creek Lakes 1646 Comment
  HSC69980  Drymocallis lactea var. lactea Thomas W. Nelson, Jane P. Nelson 1978-6-22 4297 Trinity Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36 1527 Comment
  UC191393  Echinochloa crus-galli Harry S. Yates 1914-7-14 515 Trinity Stuarts Fork Comment
  UCD60855  Echinochloa crus-galli J. C. Borden 1961-9-5 Trinity Eagle Creek, Jim Lee Ranch. Comment
  JEPS100208  Eleocharis obtusa Dean W. Taylor 2002-6-10 18116 Trinity Highway 3 about 5 miles S of Trinty Center, near the junction of a logging road, west of the highway 822 Comment
  CAS-BOT-BC112703  Eleocharis parishii John Thomas Howell 1936-8-23 12692 Trinity Near Trinity Center Comment
  HSC26221  Eleocharis parishii J. P. Smith, J. O. Sawyer 1972-5-27 5333 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  CAS-BOT-BC112701  Eleocharis parishii Philip Alexander Munz 1951-7-19 16747 Trinity Grasshopper Public Camp Ground ca. 2 mi NW of Stuart Gap. 1402 Comment
  POM359910  Elymus X hansenii Thomas W. Nelson, Jane P. Nelson 1976-7-1 2884 Trinity Below Senteney Rock 1463 Comment
  SEINET201046  Elymus elymoides subsp. brevifolius Harold E. Parks, Joseph P. Tracy 1941-8-28 11519 Trinity South Fork Mtn near Cold Springs 1646 Comment
  HSC32546  Elymus elymoides var. californicus Thomas W. Nelson 1973-7-10 1046 Trinity Along Mule Ridge SE of Red Lassic Comment
  CAS-BOT-BC229164  Elymus glaucus Eugene Carter 1975-8-19 1088 B Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Woods near Rattlesnake Lake Camp 1691 Comment
  HSC54298  Elymus glaucus G. L. Clifton, Butler 1979-7-17 7479 Trinity Near Horse Ridge Mtn., close to the town of Mad River 1851 Comment
  HSC26699  Elymus glaucus William J. Ferlatte 1971-9-18 1375 Trinity Trinity Alps. N side of Caribou Mtn., Caribou Meadow. 1921 Comment
  CAS-BOT-BC203735  Elymus glaucus subsp. glaucus Joseph P. Tracy 1935-8-3 14519 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC235235  Elymus multisetus L. R. Abrams 1916-7-22 6182 Trinity Summit of ridge between Mad and Trinity rivers on Eureka-Red Bluff Road 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
  CHSC88592  Elymus triticoides L. P. Janeway; Gail Kuenster 2004-6-24 8174 Trinity Klamath Ranges. Large floodplain ('Grass Valley') on south side of Trinity River just east of Grassy Valley Creek. 'Hamilton Ranch. 535 Comment
  UCD105408  Epilobium brachycarpum Dean Wm. Taylor; Kathleen A. Teare 1979-9-7 7668 Trinity Along Trinity River near Big Bar. 365 Comment
  CAS-BOT-BC171818  Epilobium canum subsp. latifolium C. Edward Graves 1934-8-1 s.n. Trinity Canyon Lakes 1981 Comment
  HSC36789  Epilobium ciliatum Thomas W. Nelson, James Nelson, Jane P. Nelson 1975-7-20 2053 Trinity Along Rd. 2S08 to Pine Mtn. Comment
  HSC206  Epilobium ciliatum subsp. ciliatum William J. Ferlatte 1967-8-8 849 Trinity Upper Canyon Creek Meadow 1524 Comment
  HSC54057  Epilobium ciliatum subsp. ciliatum G. L. Clifton, Butler 1979-7-17 8082 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  POM225272  Epilobium ciliatum subsp. ciliatum P. A. Munz 1936-8-10 14343 Trinity 5 miles west of Forest Glenn Comment
  UC1197004  Epilobium ciliatum subsp. ciliatum Joseph P. Tracy 1921-9-4 5962 Trinity McDonald's Northern Coast Ranges, Burnt Ranch 487 Comment
  POM224401B  Epilobium ciliatum subsp. ciliatum J. T. Howell 1936-8-26 12811 Trinity Near junction of Tangle Blue and Scott Mt. Creeks Comment
  RSA181879  Epilobium ciliatum subsp. ciliatum Joseph P. Tracy 1926-9-3 7785 Trinity Northern Coast Ranges: Sharber Slough, on Trinity River, 3 miles east of mouth of South Fork 183 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
  RSA211349  Epilobium glaberrimum subsp. fastigiatum William J. Ferlatte 1967-8-6 791 Trinity Canyon Creek Lakes, Trinity Alps 1738 Comment
  UC562503  Epilobium glaberrimum subsp. glaberrimum Joseph P. Tracy 1935-8-2 14428 Trinity near Young's Peak (head of river); New River 1584 Comment
  HSC214  Epilobium hallianum William J. Ferlatte 1967-6-26 505 Trinity Big Flat 1524 Comment
  HSC68652  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-18 5566 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  HSC72786  Epilobium minutum M. A. Baker 1980-7-2 2653 Trinity Near Horsehead Mtn. 1737 Comment
  HSC73825  Epilobium minutum Gail Newton 1980-7-10 1264 Trinity Near Senteney Rock 1463 Comment
  HSC64276  Epilobium minutum J. O. Sawyer, R. J. Cole 1978-4-22 3082 Trinity Along Big French Creek Rd. [5N13] 12 mi. towards Ironside Mtn. lookout 1463 Comment
  UCD106504  Epilobium minutum Thomas W. Nelson; Jane P. Nelson 1980-5-8 5218 Trinity Shasta-Trinity National Forest. Friend Mountain along road 2N15. 1371 Comment
  CHSC71014  Equisetum hyemale subsp. affine Vernon Oswald; Lowell Ahart 1998-5-14 9069 Trinity Woldwood Rd. 6.7 mi north of Hwy. 36, 1.4 me north of Gemmill Gulch Picnic Area. 1024 Comment
  HSC40411  Equisetum laevigatum Thomas W. Nelson, James Nelson 1976-7-28 3066 Trinity Along FS Rd. 2S08, E of Goat Mtn. 1555 Comment
  JEPS52499  Eremocarpus setiger Harry S. Yates 1914-8-3 557 Trinity Weaverville Comment
  HSC4422  Eremogone congesta William J. Ferlatte 1967-8-5 779 Trinity Canyon Creek Lakes 1646 Comment
  SBBG16230  Eremogone congesta H. and M. Dearing 1939-6-26 3724 Trinity Horse Ridge Lookout, Trinity Mtns Comment
  CHSC63331  Eremogone congesta var. crassula Vernon H. Oswald; Lowell Ahart 1994-7-11 6389 Trinity Forest Rd. 26 (to Mt. Shasta), 6.0 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. 1871 Comment
  JEPS123137  Eremogone congesta var. suffrutescens D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 113 Trinity Bonanza King Comment
  UC449819  Eriastrum tracyi Chesnut and Drew 1888-7-23 Trinity Hy-Am-Pom [Hyampom] Comment
  HSC104088  Eriastrum tracyi G. Jennings 2003-7-23 Trinity Shasta-Trinity National Forest; Hayfork Airport 700 Comment
  JEPS123323  Eriastrum tracyi David Gowen 2005-6-24 458 Trinity West end of Hayfork airport. Comment
  UC1223067  Ericameria nauseosa var. speciosa Joseph P. Tracy 1941-9-1 17003 Trinity Burnt Ranch Comment
  CAS-BOT-BC294322  Ericameria nauseosa var. speciosa H. E. McMinn 1922-8-5 811 Trinity S. Trinity Co. - Along road from Eureka to Peanut Comment
  CAS-BOT-BC299491  Ericameria ophitidis M. S. Taylor; T. W. Nelson 1980-8-20 3271 Trinity On s side of 13 Dip Road (347) ca. 2 mi se of its juct. with Hwy. 3, ca. 1 mi. s of Peanut 792 Comment
  CAS-BOT-BC299493  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6275 Trinity Along Panther Camp Trail 200 yards north of junctoin with road 29N73 1645 Comment
  CHSC30187  Ericameria ophitidis M. S. Taylor 1980-6-17 2923 Trinity On n side of 29N36, ca. 0.4 mi w of its jct with 29N38, ca. 4 mi due s of Wildwood. 1280 Comment
  CHSC30224  Ericameria ophitidis M. S. Taylor; J. T. Nelson 1980-8-21 3290 Trinity On top of Blue Point Ridge along jeep rd, ca. 0.3 mi n of its jct with 29N55, ca. 2 mi s of Hwy 36, just w of Dubakella Mt. 1584 Comment
  HSC72242  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6255 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29 1433 Comment
  HSC72268  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6267 Trinity Along road 29N73 1 mi. E of junction with road 30N29 1433 Comment
  UCD131427  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6243 Trinity Shasta-Trinity National Forest. Along State Route 3, 0.3-0.5 miles south of Salt Creek Bridge. 762 Comment
  UCR45360  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6255 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge, along forest service road 29N59, c. 1/2 mi. east of junction with F.S. Rd 30N29 1433 Comment
  RSA21149  Erigeron aliceae C. B. Wolf 1937-8-12 9177 Trinity North Coast Range, South Fork Mt., 5.7 miles S of Cold Spring Lookout. 1372 Comment
  CHSC63497  Erigeron bloomeri var. bloomeri Vernon H. Oswald; Lowell Ahart 1994-8-1 6439 Trinity Forest Rd. 17 at the upper trailhead to Deadfall Lakes, ca. 2.5 mi (air) WNW of Mt. Eddy. On the W side of the road. 2011 Comment
  CAS-BOT-BC294902  Erigeron cervinus C. L. Hitchcock; J. S. Martin 1939-7-12 5363 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  HSC78437  Erigeron glacialis var. glacialis John S. Palmer 1974-9-15 278 Trinity Bear Lakes Area, SW of Big Bear Lake 1768 Comment
  SEINET10474622  Erigeron inornatus var. angustatus Mary Susan Taylor 1980-8-13 Taylor 3229 Trinity T29N R11W sw sec 33, Dubakella Mt quad. Shasta-Trinity Natl Forest, serpentine slope on W side of 29N33, ca. 0.5 mi NW of its jct with rd 29N34, ca. 1.2 mi NW of its jct with Hwy 36, ca. 5 mi SW of Wildwood. With S. Horner. 1494 Comment
  CHSC117813  Erigeron inornatus var. inornatus L. P. Janeway; B. Castro 2016-8-1 12134 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  CHSC63320  Erigeron inornatus var. inornatus Vernon H. Oswald; Lowell Ahart 1994-7-11 6379 Trinity Forest Rd. 26 (to Mt. Shasta), 2.4 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. Along the edge of the road. 1828 Comment
  HSC39608  Erigeron inornatus var. inornatus Thomas W. Nelson, Jane P. Nelson 1976-8-3 3088 Trinity Along Hwy. 299 just W of Buckhorn Summit 976 Comment
  RSA105351  Erigeron inornatus var. inornatus Douglas Barbe 1955-8-3 336 Trinity 2 miles south of Scott Mt. Forest Camp on Scott Mt. Road 1494 Comment
  UC195587  Erigeron klamathensis unknown 1880-7-1 Trinity near Shasta; Mt. Eddy Comment
  HSC103935  Erigeron lassenianus M. S. Taylor 1980-7-1 3028 Trinity About 12 mi. W of Trinity Center; at loop in Forest Service Rd. 36N24, ~1 mi. S of Lake Eleanor turnoff 1341 Comment
  HSC30235  Erigeron lassenianus William J. Ferlatte 1973-7-27 1469 Trinity Landers Lake basin 2165 Comment
  HSC76411  Erigeron lassenianus Al Kubert, Tom Dubendorfer Aug 1982 Trinity Near N bank of Swift Creek 1128 Comment
  JEPS11977  Erigeron lassenianus var. lassenianus Rimo Bacigalupi with G. T. Robbins 1954-6-27 4643 Trinity 3 mi n Weaverville (along road from Weaverville to Trinity Alps Resort, and 0.8 mi n of Trinity National Forest boundary, Trinity National Forest); Trinity National Forest 731 Comment
  RSA211198  Erigeron lassenianus var. lassenianus William J. Ferlatte 1967-8-17 968 Trinity Flat bench on ridge west of the head of Bullards Basin. 2043 Comment
  UCR4906  Erigeron peregrinus subsp. callianthemus Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  CAS-BOT-BC295797  Erigeron petrophilus var. viscidulus Eugene Carter 1972-8-18 522 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 1/4 mile north of Keystone Flat 883 Comment
  CHSC322  Erigeron petrophilus var. viscidulus V. Holt 1942-8-1 Trinity Trinity Alps. 2286 Comment
  JEPS21940  Erigeron petrophilus var. viscidulus Joseph P. Tracy 1935-8-6 14579 Trinity at head White's Creek; Devil's Canyon Mts., White's Creek 2072 Comment
  CAS-BOT-BC229157  Erigeron reductus var. angustatus Eugene Carter 1974-7-16 865 Trinity Salmon-Trinity Alps and vicinity. North of Barney Gulch 975 Comment
  HSC51319  Erigeron robustior G. L. Clifton, Overton 1979-6-4 4079 Trinity Near Van Duzen River, close to town of Alderpoint 853 Comment
  HSC92421  Erigeron tener Jennifer Whipple 1976-8-19 1701 Trinity Deadfall Drainage near Upper Deadfall Lakes 2378 Comment
  HSC92790  Erigeron tener Jennifer Whipple 1976-7-13 1463 Trinity Deadfal Creek Drainage in the vicinity of Deadfall Lakes 2378 Comment
  CAS-BOT-BC226799  Eriogonum compositum Eugene Carter 1975-8-19 1093 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail 1731 Comment
  HSC73300  Eriogonum compositum M. A. Baker 1980-7-12 2822 Trinity Near Black Lassic 1753 Comment
  UCR255530  Eriogonum compositum Eugene Carter 1975-8-19 1093 Trinity North Fork Trinity River; Limestone Ridge, Morrison Gulch Trail 1732 Comment
  CAS-BOT-BC250085  Eriogonum compositum var. compositum A. M. Vollmer; L. Beane 1951-7-1 s.n. Trinity Along Trinity River, about 5 miles northwest of road to U.S. Highway 99 Comment
  HSC39141  Eriogonum compositum var. compositum Gary S. Lester 1974-6-30 333 Trinity Saddle between N Yolla Bolly Mtn. and Black Rock Mtn., Yolla Bolly Wilderness Area 2165 Comment
  RSA21316  Eriogonum compositum var. compositum Carl B. Wolf 1937-8-12 9196 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  CAS-BOT-BC242535  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
  JEPS87810  Eriogonum congdonii Vernon H. Oswald and Lowell Ahart 1994-8-1 6440 Trinity w side of Forest Rd. 17 at upper trailhead to Deadfall Lakes (ca 2.5 air mi wnw of Mt. Eddy) 2011 Comment
  SEINET6332263  Eriogonum congdonii J. L. Reveal, Caroline G. Reveal 1974-8-17 3787 Trinity Along California Highway 3, 0.9 mile south of Scott Mountain Pass, 1585 Comment
  RSA98588  Eriogonum congdonii H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail, north of Trinity Alps Resort 2134 Comment
  CAS-BOT-BC255734  Eriogonum elatum var. elatum Eugene Carter 1972-8-13 505 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville, 1/2 mile up Backbone Creek Trail 914 Comment
  CDA22587  Eriogonum fasciculatum subsp. foliolosum T. C. Fuller 1962-8-6 9346 Trinity Highway 299 to Junction City, 3.5 miles west of Weaverville. 0 Comment
  HSC68773  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-19 5657 Trinity Shasta-Trinity National Forest, along FS 29N58, Rattlesnake Ridge, at junction with FS 30N29 1341 Comment
  HSC68784  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-19 5647 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge along Forest Servcie Rd. 29N62, 1.3 mi. W of junction with FS Rd. 29N58 1220 Comment
  HSC75632  Eriogonum libertini D. Gordon 1978-6-20 Trinity Rattlesnake Ridge, above rd. 29N66 Comment
  HSC71047  Eriogonum luteolum Thomas W. Nelson, Jane Nelson 1978-6-21 4223 Trinity Along Hwy. 3 at Hayfork Summit 1062 Comment
  CAS-BOT-BC263679  Eriogonum luteolum var. luteolum H. M. Pollard 1953-8-21 s.n. Trinity Grounds of Trinity Alps Resort Comment
  CAS-BOT-BC263687  Eriogonum luteolum var. luteolum John Thomas Howell 1955-7-17 30699 Trinity Slopes southwest of Peanut 762 Comment
  LA206907  Eriogonum luteolum var. luteolum Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  CAS-BOT-BC263667  Eriogonum luteolum var. luteolum Eugene Carter 1971-7-21 311 Trinity Along White's Creek Trail 1 1/2 mile east of the North Fork of the Trinity River, Hobo Gulch Camp and vicinity 1005 Comment
  CAS-BOT-BC264828  Eriogonum nudum var. nudum P. A. Munz 1951-7-17 16573 Trinity Grasshopper Public Camp, 2.5 mi. NW of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  HSC283  Eriogonum nudum var. nudum William J. Ferlatte 1967-8-18 988 Trinity Head of Union Creek 1982 Comment
  HSC39524  Eriogonum nudum var. nudum D. E. Anderson, J. P. Smith 1971-6-21 1128 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  UC849622  Eriogonum nudum var. nudum John Thomas Howell 1937-7-25 13491 Trinity Stuarts Fork of Trinity River 1981 Comment
  CAS-BOT-BC264836  Eriogonum nudum var. nudum John Thomas Howell 1936-8-26 12807 Trinity Tangle Blue Creek, Scott Mts. Comment
  UC1094032  Eriogonum nudum var. pubiflorum Lewis S. Rose 1955-7-16 55116 Trinity 2 mi n Douglas City 548 Comment
  CAS-BOT-BC263401  Eriogonum strictum var. proliferum Freed W. Hoffman 1949-7-14 3057 Trinity Blue Ridge, Mount Lassic group 1524 Comment
  CAS-BOT-BC263403  Eriogonum strictum var. proliferum G. L. Stebbins 1972-8-19 9016 Trinity West side Little Red Mountain, north of Yollo Bolly Mts. 1295 Comment
  HSC68828  Eriogonum ternatum Thomas W. Nelson, Jane P. Nelson 1980-6-19 5627 Trinity Shasta-Trinity National Forest; Along Route 3, 0.3-0.5 miles south of Salt Creek Bridge 762 Comment
  HSC54118  Eriogonum umbellatum Gilbert Muth 1979-7-17 8256 Trinity Near Van Horn Peak, close to the town of Mad River 1318 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
  HSC24192  Eriogonum umbellatum var. argus D. E. Anderson 1971-7-28 5482 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC79623  Eriogonum umbellatum var. humistratum Thomas W. Nelson, Jane Nelson 1980-7-17 6124 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  UC1299703  Eriogonum umbellatum var. nelsoniorum Freed W. Hoffman 1949-7-14 3005 Trinity Blue Ridge North Coast Ranges, Mt. Lassic Group, Blue Ridge 1524 Comment
  CAS-BOT-BC265206  Eriogonum umbellatum var. speciosum Doris K. Kildale 1928-8-20 6619 Trinity Hancock Lookout on trail to Marble Mountain 2151 Comment
  HSC42566  Eriogonum umbellatum var. speciosum Robert M. Specht 1977-6-28 1092 Trinity Ridge on Round Mtn. 1494 Comment
  HSC78030  Eriophorum crinigerum John S. Palmer 1973-6-17 21 Trinity Bear Lakes area, below Big Bear Lake 1707 Comment
  HSC69934  Eriophyllum lanatum Thomas W. Nelson, J. O. Sawyer 1978-6-9 4130 Trinity Red Mtn. 1250 Comment
  HSC71928  Eriophyllum lanatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5756 Trinity Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. from Goat Camp 1372 Comment
  CAS-BOT-BC308201  Eriophyllum lanatum var. grandiflorum David D. Keck 1944-7-10 5473 Trinity Muldoon Gulch, 3 mi. W. of Wildwood 1036 Comment
  CAS-BOT-BC308203  Eriophyllum lanatum var. grandiflorum G. R. Kleeberger 1879-8-30 s.n. Trinity Unspecified Comment
  CAS-BOT-BC301737  Eriophyllum lanatum var. lanceolatum Annie M. Alexander; Louise Kellogg 1949-7-4 5772 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CHSC333  Eriophyllum lanatum var. lanceolatum V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 1981 Comment
  HSC91341  Eriophyllum lanatum var. lanceolatum Leonel Arguello, Andrea Begnoche, Bobbi Schnell 1987-4-25 49 Trinity On Hwy. 299 19 mi. W of Weaverville at mile marker 33 396 Comment
  HSC39544  Erysimum capitatum var. capitatum Thomas W. Nelson, James Nelson 1976-6-10 2675 Trinity Above meadow at Senteney Rock 1555 Comment
  HSC91031  Erysimum perenne Jennifer Whipple 1977-8-4 2149 Trinity Summit region of Mt. Eddy, Trinity and Siskiyou Cos. 2683 Comment
  HSC91054  Erysimum perenne Jennifer Whipple 1978-10-6 2373 Trinity Slopes N of Deadfall Creek 2256 Comment
  HSC43262  Erythronium californicum K. Irwin 1977-7-17 306 Trinity Philpot Campground 1.2 mi. W of Peanut 762 Comment
  HSC82178  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1980-5-8 5207 Trinity Junction of FS Rd. 2N07 and 2N10 along Indian Valley Creek Comment
  CAS-BOT-BC502695  Erythronium californicum Ella Dales Cantelow 1939-6-8 2658 Trinity South Fork Mt. Blake Lookout Road. 9 mi. from Jct. Alton - Redbluff Hy. Comment
  HSC65204  Erythronium californicum T. Jimerson, J. Pageau 1979-4-9 935 Trinity On Van Duzen Rd (Rte. 511), 2.5 mi. S of intersection with Hwy. 36, Mad River 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
  UC727691  Erythronium grandiflorum Milo S. Baker 1946-6-14 11493 Trinity open glade beyond Miller Spring (Forest Road); South Fork Mt. 1615 Comment
  RSA249378  Erythronium grandiflorum subsp. grandiflorum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5580 Trinity Red Lassic. 1799 Comment
  SEINET10528875  Erythronium grandiflorum var. pallidum Annie M. Alexander, Louise Kellogg 1949-6-30 Alexander 5740 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area. 2105 Comment
  CAS-BOT-BC403717  Eschscholzia californica Carl B. Wolf 1937-6-20 8926 Trinity North Coast Range, along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth 457 Comment
  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
  UC183757  Euphorbia crenulata Joseph P. Tracy 1913-6-24 4302 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  HSC68943  Festuca californica Jacqueline Greenleaf 1980-7-14 212 Trinity Near Van Duzen River 945 Comment
  HSC9848  Festuca californica John Heywood, D. H. Norris 1968-3-30 1782 Trinity Exposed rocky bluff along Hwy. 299, 8.94 mi E of Humboldt County Line Comment
  RSA244973  Festuca californica var. californica J. P. Smith 1973-4-7 5962 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
  CAS-BOT-BC278398  Festuca elmeri David D. Keck 1944-7-10 5479 Trinity 1.5 mi. E. of Forest Glen, in canyon of Post Creek 731 Comment
  CAS-BOT-BC282636  Festuca idahoensis David D. Keck 1944-7-10 5471 Trinity Muldoon Gulch, 3 miles west of Wildwood 1036 Comment
  HSC69667  Festuca idahoensis Thomas W. Nelson, J. O. Sawyer 1978-6-9 4135 Trinity Red Mtn. 1250 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
  HSC73823  Festuca occidentalis Gail Newton 1980-7-13 1408 Trinity Near Red Rock. 1509 Comment
  JEPS94229  Fragaria vesca Vernon Oswald and Lowell Ahart 1998-5-14 9054 Trinity Wildwood Road 0.8 mi n of Highway 36 w of Platina; Wildwood Road 1158 Comment
  UCD113219  Fragaria vesca Joseph M. DiTomaso 1975-7-21 153 Trinity 4 miles short of Boulder Lake on Poison Canyon Trail. 1584 Comment
  CAS-BOT-BC63045  Frangula californica subsp. californica Mrs. H. C. Cantelow 1937-8-22 s.n. Trinity Gratten Ford. Comment
  HSC100061  Frangula californica subsp. crassifolia J. P. Smith, & J. O. Sawyer 2010-5-8 12860 Trinity Along Hwy. 36. 1280 Comment
  HSC70181  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson 1978-7-21 4424 Trinity Along Hwy. 3, 1/4 mi. S of Salt Creek Bridge 762 Comment
  HSC72222  Frangula californica subsp. crassifolia Thomas W. Nelson, Jane P. Nelson 1980-8-21 6253 Trinity Along Salt Creek road, 2 miles from jct. with Hwy. 3 793 Comment
  CAS-BOT-BC62956  Frangula californica subsp. crassifolia C. Hart Merriam 1899-8-28 s.n. Trinity Ridge between Dutch Creek and Hay Forks. Comment
  HSC101385  Frangula californica subsp. occidentalis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-6-13 12929 Trinity Shasta - Trinity National Forest. Along Forest Service Road 36N25 to Swift Creek Trail. 881 Comment
  HSC75082  Frangula californica subsp. occidentalis J. P. Smith 1979-6-15 10083 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  CAS-BOT-BC62973  Frangula californica subsp. tomentella John Thomas Howell 1937-7-31 12709 Trinity 5.5 mi. e. of Burnt Ranch. Comment
  CAS-BOT-BC55691  Frangula purshiana Carl B. Wolf 1937-8-12 9164 Trinity North coast range, South Fork Mt., 8 3/10 mi. So. of Cold Spring Lookout 1371 Comment
  CAS-BOT-BC55696  Frangula purshiana Carl B. Wolf 1937-8-12 9166 Trinity North coast range, South Fork Mt., 8 3/10 mi. So. of Cold Spring Lookout 1371 Comment
  CHSC69021  Frangula purshiana Vernon Oswald; Lowell Ahart 1997-7-17 8759 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. Large shrub at the edge of the road at the creek. 1165 Comment
  HSC39919  Frangula purshiana J. O. Sawyer 1970-8-7 2373 Trinity Shore of Sapphire Lake 1860 Comment
  SBBG26933  Frangula purshiana subsp. purshiana C. B. Wolf 1937-8-12 Trinity South Fork Mtn, 8.3 mi S of Cold Spring Lookout 1371 Comment
  SEINET10495786  Frasera albicaulis subsp. nitida Jones 1985-5-31 Jones 87 Trinity T38n,r7w,sec.16. Eagle creek campground, shasta-trinity nt. Forest. Jeffrey Pine, manzanita, ceanothus, incense cedar habitat 832 Comment
  SEINET6975688  Frasera nitida Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity Ravine-bottom, 9 miles east of Hayfork. Comment
  CAS-BOT-BC223485  Fraxinus latifolia L. R. Abrams 1916-7-22 6231 Trinity Post Creek Comment
  SEINET13943202 Image available Fraxinus latifolia E. K. Balls, P. C. Everett 1953-1 18661 Trinity Grass Valley Creek at bridge, 7.5 mi NE of Douglas City on Hwy 299; 2000 ft alt. 610 Comment
  UC922501  Fritillaria atropurpurea Annie M. Alexander and Louise Kellogg 1949-7-13 5800 Trinity nw of Trinity Center (Union Creek, South branch of Coffee Creek, Trail to Bear Lake); Union Creek, Coffee Creek, Trail to Bear Lake 1828 Comment
  CAS-BOT-BC504474  Fritillaria recurva Eugene Carter 1975-4-9 922 Trinity Barney Gulch Logging Road, East Fork of North Fork Trinity River 609 Comment
  CAS-BOT-BC504482  Fritillaria recurva Anna A. Junkans 1915-5-1 s.n. Trinity Weaverville Comment
  RSA78046  Fritillaria recurva Philip A. Munz 1952-6-29 17809 Trinity 0.5 mile south of Hobo Gulch Public Camp, North Fork Trinity River, 14 miles north of Helena. 960 Comment
  CAS-BOT-BC304311  Gaillardia pulchella Lillian S. Mott 1964-7-4 LM 5964 Trinity Trinity Lake area 731 Comment
  JEPS52725  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4019 Trinity 3.8 mi above junction of road from Six Rivers Lumber Co. to Horse Ridge (se of Ruth) 822 Comment
  JEPS52730  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4034 Trinity on road to Covelo 16.1 mi s junction of Zenia-Ruth road (between Hoaglin road and Lake Mountain, crest and e-facing slopes) Comment
  HSC55504  Galium ambiguum subsp. siskiyouense G. L. Clifton, Butler 1979-7-18 8467 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC52985  Galium aparine G. L. Clifton, Overton 1979-6-3 3605 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC90532  Galium aparine Jennifer Whipple 1976-6-29 1154 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC40447  Galium bifolium J. O. Sawyer 1973-6-5 2507 Trinity Scott Mtn. Summit, W of Hwy. 3 1738 Comment
  CHSC30342  Galium bolanderi M. S. Taylor 1980-6-30 3006 Trinity 4 mi S of Trinity Center, 1.5 mi W of Hwy 3. 1051 Comment
  HSC31829  Galium bolanderi D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5541 Trinity Black Lassic 1738 Comment
  HSC397  Galium bolanderi William J. Ferlatte 1967-8-16 939 Trinity E side of Packers Peak 1982 Comment
  HSC57294  Galium bolanderi Walter Overton 1979-7-18 8729 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  UC1511524  Galium bolanderi Bud Adamson and Bill Ferlatte 1984-8-14 Trinity USDA Forest Service Plot 63A 1203 Comment
  UC583090  Galium bolanderi P. A. Munz 1936-8-11 14355 Trinity above Forest Glen 975 Comment
  SEINET10836824  Galium bolanderi Mary Susan Taylor 1980-6-16 Taylor 2890 Trinity T29N R11W south central sec 15. Dubakel la Mt quad. On W side of Hwy 30 on slope, ca. 2.3 mi S of its jct with Hwy 36, ca. 2 mi S of Wildwood; on serpen tine, pine-duff covered; Shasta-Trinity National Forest. 1158 Comment
  JEPS57158  Galium glabrescens L. R. Heckard 1967-8-12 1663 Trinity ridge about 2 air mi ne Mt. Eddy summit 2255 Comment
  UCD121761  Galium glabrescens Joseph M. DiTomaso 1976-6-30 533 Trinity Caribou Ridge Trail on Stuarts Fork side. 2164 Comment
  UC1553461  Galium grayanum E. Dean 1988-7-27 152 Trinity w slope Black Rock Mtn. 2042 Comment
  HSC33022  Galium grayanum var. grayanum Thomas W. Nelson 1973-8-19 1108 Trinity Black Lassic Area 1799 Comment
  RSA66907  Galium mexicanum subsp. asperulum Philip A. Munz 1951-7-17 16580 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UC922563  Galium mexicanum var. asperulum Annie M. Alexander and Louise Kellogg 1948-8-18 5508 Trinity at seep on trail Trinity Mountains, East Fork Canyon Creek Lake 1463 Comment
  JEPS52753  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1963-7-7 3840 Trinity bluffs above town Weaverville 640 Comment
  HSC57238  Galium triflorum Walter Overton 1979-7-17 7793 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC72895  Garrya buxifolia Gail Newton 1980-7-1 786 Trinity Near Hayden Roughs. 1250 Comment
  CAS-BOT-BC182209  Garrya fremontii Eugene Carter 1971-6-5 202 Trinity North Fork Trinity River, Hobo Gulch Camp, 1/4 mi. north of Hobo Gulch Camp, along North Fork Trail 914 Comment
  RSA78315  Garrya fremontii P. A. Munz 1952-6-29 17852 Trinity Grizzly Creek, branch of North Fork of Trinity River, north of Helena. 1006 Comment
  HSC76534  Gastridium phleoides Alerie Gizinski 1981-7-9 130 Trinity Near Duncan Ranch. 960 Comment
  CAS-BOT-BC94902  Gayophytum diffusum subsp. parviflorum R. C. Wenk 2005-6-17 161 Trinity Coffee Creek, Big Flat Meadow, N end of meadow 1524 Comment
  HSC36407  Gayophytum diffusum subsp. parviflorum J. P. Smith, J. O. Sawyer 1973-7-4 7026 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs 1555 Comment
  HSC180  Gayophytum diffusum subsp. parviflorum William J. Ferlatte 1967-8-8 845 Trinity Canyon Creek Lakes 1646 Comment
  HSC92785  Gayophytum diffusum subsp. parviflorum Jennifer Whipple 1977-7-22 2064 Trinity W and SW-facing slopes above Deadfall Creek 2317 Comment
  SD42547  Gayophytum diffusum subsp. parviflorum Carl B. Wolf 1937-8-12 9159 Trinity North Coast Range, South Fork Mountain; 8.3 miles south of Cold Spring Lookout. 1372 Comment
  UC1196964  Gayophytum heterozygum Joseph P. Tracy 1935-8-5 14559 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  HSC91290  Gentiana calycosa Jennifer Whipple 1976-8-4 1649 Trinity Near Deadfall Lake 2195 Comment
  JEPS47080  Gentiana calycosa Joseph P. Tracy 1935-8-5 14531 Trinity head of White's Creek Devil's Canyon Mts. 2072 Comment
  HSC525  Gentiana newberryi William J. Ferlatte 1966-8-24 482 Trinity Boulder Creek basin, tributary to Canyon Creek 1829 Comment
  CHSC656  Gentiana newberryi var. newberryi V. Holt 1942-8-7 Trinity Morris Meadows, Trinity Alps. 1371 Comment
  RSA42000  Gentiana simplex H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mountain. 1631 Comment
  SEINET10454858  Gentiana simplex Mary Susan Taylor 1980-8-26 Taylor 3305 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
  HSC66264  Gentianopsis simplex M. S. Taylor 1980-8-26 3305 Trinity Parker Meadow, 100 ft. N of Swift Creek trail, 9 mi. W of Trinity Center 1616 Comment
  SEINET6969915  Gilia Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork, on west-facing slope above a meadow. Comment
  HSC69834  Gilia capitata Thomas W. Nelson 1978-5-27 4063 Trinity Along trail to Red Mtn. 1220 Comment
  LA206653  Gilia capitata Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  UC971912  Gilia capitata subsp. capitata Herbert L. Mason 1950-7-15 14056 Trinity summit of grade Scott Mountain Scott Mountain Comment
  HSC73374  Githopsis specularioides R. York 1980-5-25 762 Trinity Near Shannon Butte 701 Comment
  HSC73618  Githopsis specularioides Gail Newton 1980-7-10 1268 Trinity Near Senteney Rock 1463 Comment
  HSC62899  Githopsis specularioides J. M. DiTomaso 1979-4-29 926 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 Comment
  HSC78340  Glyceria elata John S. Palmer 1974-9-14 260 Trinity Bear Lakes Area, along trail to Big Bear Lake 1616 Comment
  SD148275  Glyceria striata G. K. Helmkamp, E. A. Helmkamp 2001-7-8 6947 Trinity Trinity Mountains: CA-36, 2.2 mi W of the Trinity/Shasta Co. line, wet meadow, flowing stream 1159 Comment
  UC429315  Goodyera oblongifolia H. S. Yates 1914-7-25 551 Trinity Buckeye Mountain 914 Comment
  RSA98590  Goodyera oblongifolia Henry M. Pollard 1953-8-22 s.n. Trinity Scenic Trail, Trinity Alps Resort 915 Comment
  JEPS111049  Harmonia doris-nilesiae Sue Pappalardo 1993-6-22 436 Trinity Hayfork Ranger District; Below forest service road 2N10R, about 1/8 mile southeast of junction with forest service road 2N10. 1220 Comment
  JEPS81072  Harmonia stebbinsii Thomas W. Nelson and Jane P. Nelson 1980-6-22 5746 Trinity along road 29N28 7 mi s junction with State Route 38 (1 mi from Goat Camp); Shasta-Trinity National Forest, Dubakella Quad 1371 Comment
  CHSC2303  Hastingsia alba H. Goodyear 1939-5-28 Trinity Canyon Creek road. Comment
  CHSC69030  Hastingsia alba Vernon Oswald; Lowell Ahart 1997-7-17 8739 Trinity Forest Route 29 (Trinity National Forest) 4.9 mi south of Hwy. 36. 1249 Comment
  HSC35885  Hastingsia alba J. P. Smith, J. O. Sawyer 1973-7-27 7172 Trinity Trail to Deadfall Lakes. 1951 Comment
  JEPS123116  Hastingsia alba D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 006 Trinity Trinity Creek Watershed. Comment
  JEPS94464  Hastingsia alba Vernon Oswald and Lowell Ahart 1997-7-17 8739 Trinity 4.9 mi s of Highway 36 (Forest Route 29, Trinity National Forest); Trinity National Forest, Forest Route 29 1249 Comment
  UC967257  Hastingsia alba L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3385 Trinity above Peanut; above Peanut Comment
  CAS-BOT-BC508228  Hastingsia alba John Thomas Howell 1936-8-24 12726 Trinity Near Trinity Center Comment
  CHSC30137  Hastingsia serpentinicola M. S. Taylor 1980-7-22 3163 Trinity On w side of Hwy 135, ca. 0.5 mi n of Eagle Creek Camp. 822 Comment
  RSA49783  Hastingsia serpentinicola E. K. Balls 1949-7-7 13883 Trinity Scott Mountain Camp Meadow, Scott Mt. 1631 Comment
  HSC32163  Hazardia whitneyi var. discoidea J. O. Sawyer 1970-8-8 2362 Trinity Dry rocks N of Mirror Lake 2287 Comment
  CAS-BOT-BC306778  Helenium bigelovii Annie M. Alexander; Louise Kellogg 1948-8-25 5556 Trinity Trinity Mountains. West side of Morris Meadows, Stuart Fork 1280 Comment
  CAS-BOT-BC306781  Helenium bigelovii H. M. Hall 1909-7-1 8542 Trinity Salmon Mountains. Coffee Creek 1219 Comment
  CAS-BOT-BC306783  Helenium bigelovii E. K. Balls 1949-7-7 13890 Trinity Scott Mountain Camp Meadow, Scott Mt. 1630 Comment
  HSC34595  Helenium bigelovii J. P. Smith, J. O. Sawyer 1975-7-12 8365 Trinity Hwy. 3 at crossing of the Trinity River N of Ramshorn Creek. 915 Comment
  JEPS123430  Helenium bigelovii Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -104 Trinity Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east fork of the south fork of Trinity River. Comment
  HSC35900  Helenium puberulum J. P. Smith, J. O. Sawyer 1973-7-26 7151 Trinity Eagle Creek Campground 854 Comment
  HSC43252  Helianthella californica K. Irwin 1977-5-20 338 Trinity On side of the road from Hwy. 299 to Lewiston. Ca. 1 mi. from 299 Comment
  JEPS123090  Helianthella californica var. shastensis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 069 Trinity Scorpion Lake Comment
  HSC63667  Helianthus bolanderi D. W. Taylor, Kathleen A. Teare 1979-9-13 7705 Trinity Smoky Creek headwaters ( 8 mi. SE of Forest Glen) 1159 Comment
  HSC40358  Hemizonella minima Linda M. Barker, Raul Tuazon 1976-5-1 1436 Trinity Hwy. 3, 3 mi. S of Hayfork 732 Comment
  HSC48963  Hemizonella minima M. A. Baker 1979-5-13 707 Trinity Hobo Gulch Campground Comment
  UC184674  Hemizonella minima Harry S. Yates 1914-6-3 400 Trinity Browns Mt. Comment
  RSA170265  Hemizonia clevelandii Joseph P. Tracy 1919-9-15 5217 Trinity Burnt Ranch. 488 Comment
  CAS-BOT-BC306168  Hemizonia congesta subsp. clevelandii H. M. Hall 1930-9-30 12921 Trinity Burntranch [Burnt Ranch], Trinity River Comment
  HSC103955  Hemizonia congesta subsp. luzulifolia Sydney Carothers 1997-8-6 246 Trinity Six Rivers National Forest; approx. 1 mi. E on Forest Service Road 5S34 from intersection with County Road 522; south of Kettenpom, off Haman Ridge 91 Comment
  RSA281690  Heracleum maximum Anonymous 1979-7-4 s.n. Trinity South Fork Trinity River, 8 air miles south-southwest of Highway 36 at Harrison Gulch, Trinity Mountains 1524 Comment
  HSC43316  Hesperochiron pumilus K. Irwin 1977-5-7 321 Trinity Next to Rd. 80, 1 mi. S of S Dubakella Mtn. Comment
  UC922573  Heterocodon rariflorum Annie M. Alexander and Louise Kellogg 1948-8-24 5546 Trinity trail above Morris Meadow; Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  SEINET10972520  Heterocodon rariflorum Raven Raven 13586 Trinity 3.8 MI SE LEWISTON Comment
  HSC5309  Heterotheca oregona M. T. Milligan 1964-9-13 268 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  UCD80875  Heterotheca oregona var. rudis Robert E. Preston 2007-9-7 2573 Trinity 0.4 mi W of Cedar Flat, along Hwy 299. 305 Comment
  HSC20193  Heuchera micrantha R. Spellenberg 1964-6-17 454 Trinity 8 mi. W of Burnt Ranch on Underwood Mtn. Rd. Comment
  SDSU9523  Heuchera micrantha D. F. Howe 1969-6-5 Trinity 24 miles W of Shasta-Trinity County line of #36. Comment
  RSA0066216  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Trinity North slope of North Yolla Bolly Peak, North Yolla Bolly Mtns. Line of Tehama Co-Trinity Co. 1982 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-BC319719  Hieracium albiflorum P. A. Munz 1951-7-17 16601 Trinity Grasshopper Public Camp 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  HSC68722  Hieracium albiflorum Jacqueline Greenleaf 1980-7-13 208 Trinity Near Van Duzen River. 884 Comment
  RSA293145  Hieracium albiflorum Jacqueline Greenleaf 1980-7-15 232 Trinity Near Van Duzen River. 136 Comment
  POM52721  Hieracium albiflorum M. H. Manning 1889-08 s.n. Trinity At Trinity Summit. Comment
  CAS-BOT-BC318520  Hieracium bolanderi John Thomas Howell 1955-7-17 30700 Trinity Southwest of Peanut 762 Comment
  HSC78717  Hieracium bolanderi John Palmer 1973-7-8 129 Trinity Open granite N of Little Bear Lake 1768 Comment
  SEINET11259320 Image available Hieracium cynoglossoides A. M. Alexander, L. Kellogg 1948-8-20 5513 Trinity Flora of Trinity Mountains. West side of Morris Meadows on Stuart Fork 1280 Comment
  RSA49844  Hieracium scouleri E. K. Balls 1949-7-1 13755 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
  JEPS74620  Hieracium triste William J. Ferlatte, Alice Q. Howard 1970-8-11 1299 Trinity Thompson Pk. Trinity Alps (ridge s of summit) 2529 Comment
  HSC54438  Holcus lanatus G. L. Clifton, Muth 1979-7-18 8771 Trinity Near Mad River Campground, close to the town of Mad River. 761 Comment
  UC192372  Holcus lanatus Harry S. Yates 1914-7-14 512 Trinity Stuarts Fork Comment
  HSC34737  Holodiscus discolor Thomas W. Nelson 1974-7-20 1678 Trinity Black Lassic Area 1799 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
  CAS-BOT-BC152398  Holodiscus discolor var. discolor Eugene Carter 1975-8-19 1068 Trinity North Fork Trinity River, Limestone Ridge, Morrison Gulch Trail 1676 Comment
  RSA67512  Hordeum brachyantherum P. A. Munz 1951-7-20 16738 Trinity near Black Rock Lake; North Yolla Bolly Mts. 1982 Comment
  HSC58461  Hordeum marinum subsp. gussoneanum G. L. Clifton, Butler 1979-7-17 8080 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  HSC64373  Horkelia daucifolia var. daucifolia J. O. Sawyer 1978-5-28 3156 Trinity S of Eagle Creek Campground 854 Comment
  UCD113546  Horkelia tridentata Joseph M. DiTomaso 1976-5-15 449 Trinity Trinity Alps Wilderness area west of Trinity Lake, Stuarts Fork trail. 853 Comment
  RSA451579  Horkelia tridentata subsp. flavescens Carolyn Sanford 1977-5-21 372 Trinity Eagle Creek Campground. 851 Comment
  RSA451578  Horkelia tridentata subsp. flavescens N. G. Sugihara 1977-5-21 58 Trinity Eagle Creek Campground. 851 Comment
  HSC98276  Hosackia crassifolia William J. Ferlatte, B. D. Rogers 1966-6-1 2058 Trinity Near Hayfork Summit 1128 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
  HSC78273  Hosackia pinnata John S. Palmer 1976-7-4 467 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  HSC23595  Hosackia yollabolliensis J. O. Sawyer 1971-7-9 2417 Trinity N slope of Horse Ridge, S Fork Mtn. 1829 Comment
  CAS-BOT-BC142669  Howellanthus dalesianus Ella Dales Cantelow 1936-5-21 1276 Trinity Summit of Scott Mt. 1630 Comment
  CHSC3498  Hydrophyllum occidentale Roger Jaegel 1966-4-24 136 Trinity Located seven miles north of Hayfork, on a dry road bank. Comment
  HSC73672  Hydrophyllum occidentale Gail Newton 1980-7-10 1169 Trinity Near Senteney Rock. 1545 Comment
  HSC73852  Hydrophyllum occidentale M. A. Baker 1980-6-25 2290 Trinity Near Castle Rock. 1436 Comment
  UC922462  Hydrophyllum occidentale Annie M. Alexander and Louise Kellogg 1949-6-30 5732 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  RSA296785  Hydrophyllum occidentale Clark L. Miller 1979-5-19 1 -134 Trinity Along trail into primitive area out of Hobo Gulch Campground. 1067 Comment
  UC420702  Hypericum anagalloides Mrs. M. H. Manning June 1901 Trinity Trinity Summit Comment
  UC302047  Hypericum formosum var. scouleri Joseph P. Tracy 1926-7-4 7699 Trinity Hennessey Rd. leading up S. Fork Trinity R. Koon Ranch; Northern Coast Ranges, S. Fork Trinity R., Koon Ranch 304 Comment
  UCR122351  Hypericum formosum var. scouleri George K. Helmkamp, E. A. Helmkamp 2001-7-8 6930 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC68662  Hypericum perforatum Jacqueline Greenleaf 1980-7-14 226 Trinity Near Van Duzen River 945 Comment
  HSC102672  Hypericum perforatum J. P. Smith 2009-6-1 12628 Trinity At Leersia pond. Comment
  HSC27083  Ipomopsis aggregata Thomas W. Nelson 1973-7-14 1082 Trinity Beside Deadfall Creek along the trail to Deadfall Lake Comment
  SBBG116568  Ipomopsis aggregata subsp. aggregata D. Wilken with E. Painter 2003-7-17 16168 Trinity near confluence of Crosby Gulch and Coffee Crk 1460 Comment
  CAS-BOT-BC133523  Iris Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  CAS-BOT-BC133521  Iris douglasiana Mrs. H. C. Cantelow 1936-5-21 s.n. Trinity South slope of Scott Mt., about 17 miles from Carville Comment
  RSA0009451  Iris douglasiana Marcus E. Jones 1931-7-15 29189 Trinity Willow Creek near Weaverville Comment
  HSC62948  Iris macrosiphon R. York 1979-5-12 285 Trinity N of the Philpot BLM Campground 793 Comment
  HSC23700  Iris tenuissima J. O. Sawyer 1970-5-2 2574 Trinity Above New River 244 Comment
  HSC71581  Iris tenuissima M. A. Baker 1980-6-25 2344 Trinity Near Castle Rock 1280 Comment
  UC1174754  Iris tenuissima L. W. Lenz and E. K. Balls 1952-5-13 17229 Trinity 5.3 mi n Junction City (along Canyon Creek from Junction City to Dedrick); Canyon Creek Comment
  UC199787  Iris tenuissima Annie M. Alexander and L. Kellogg 1911-7-3 217 Trinity North Fork Coffee Creek 1371 Comment
  HSC71815  Iris tenuissima Thomas W. Nelson, Jane P. Nelson 1980-6-27 5933 Trinity Along FS Rd. 2S08, 0.6 mi. S of junction with FS Rd. 1S07 1646 Comment
  HSC81880  Iris tenuissima Thomas W. Nelson, Dave Gordan 1980-5-7 5168 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  RSA136380  Iris tenuissima Lee W. Lenz, E. K. Balls 1952-5-12 17210 Trinity 1.2 miles north of Peanut on road from Highway 36 to Hayfork and Douglas City 732 Comment
  RSA136383  Iris tenuissima Lee W. Lenz, E. K. Balls 1952-5-13 17235 Trinity 1.2 miles west of Fawn Lodge on Highway 299, between Douglas City and Redding Comment
  RSA78038  Iris tenuissima Philip A. Munz 1952-6-29 17816 Trinity 0.25 miles south of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena 945 Comment
  UCD138818  Iris tenuissima L. W. Lenz 1953-5-12 18294 Trinity Burnt Ranch. 426 Comment
  JEPS87891  Isatis tinctoria Vernon H. Oswald and L. Ahart 1994-6-14 6305 Trinity on Forest Road 25 Ramshorn Creek Bridge (e. of hwy 3, at the bridge and along a section of rd. to the w.); , Forest Road 911 Comment
  HSC22031  Isatis tinctoria Richard Spjut 1971-5-20 1911 Trinity 36 mi. N of Weaverville on Hwy. 3 Comment
  HSC46940  Isoetes bolanderi William J. Ferlatte 1976-9-22 1857 Trinity Dorleska Mine, 150 m SE of mine 2010 Comment
  SEINET6413216  Isoetes bolanderi R. Spellenberg 2014-1 Trinity Comment
  HSC370  Isoetes echinospora William J. Ferlatte 1966-8-23 470 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  HSC91422  Isoetes echinospora Jennifer Whipple 1977-9-9 2303 Trinity Near upper Deadfall Lakes 2317 Comment
  CAS-BOT-BC61860  Isoetes nuttallii Alice Eastwood; John Thomas Howell 1937-6-25 4944 Trinity Preacher Meadow Comment
  CAS-BOT-BC139773  Ivesia gordonii Gary S. Lester 1974-6-30 321 Trinity Trinity-Tehama Co. line, Yolla Bolly Wilderness. Ridge top, S of N Yolla Bolly Peak; near Foxtail Pine forest; Beegum Basin Overlook facing NE 2316 Comment
  CAS-BOT-BC142864  Ivesia pickeringii David D. Keck; A. Gustafsson 1938-8-8 4884 Trinity Trinity River 8 mi. N. of Carrville Comment
  UC574877  Ivesia pickeringii John Thomas Howell 1936-8-26 12797 Trinity 8 mi n Carrville Comment
  RSA42031  Juncus bolanderi H. C. Cantelow 1936-8-23 1629 Trinity Scott Ranch, 3 mi. S. of Trinity Center Comment
  UC1103044  Juncus covillei var. obtusatus Joseph P. Tracy 1924-10-12 6915 Trinity 5 mi se;on Hennessey Road junction of South Fork and Trinity River; Northern Coast Ranges 762 Comment
  CHSC70200  Juncus mertensianus Jennifer Whipple 1976-7-13 1447 Trinity Mount Eddy, Klamath Mountains. Deadfall Creek drainage in the vicinity of the Deadfall Lakes. Near top of ridge above Deadfall Lake. 2377 Comment
  HSC78253  Juncus mertensianus John S. Palmer 1976-7-3 445 Trinity Bear Lakes Area, ridge W side of Log Lake 1829 Comment
  RSA66446  Juncus mertensianus Phillip A. Munz 1951-7-21 16787 Trinity Fisher Ridge, at head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  RSA211382  Juncus mertensianus William J. Ferlatte 1967-8-11 908 Trinity Open slopes below the ice fields on the N side of Thompson Peak. 2378 Comment
  RSA22446  Juncus occidentalis J. T. Howell 1937-7-30 13693 Trinity Summit of Scott Mountains, N of Carrville. Comment
  SD98913  Juncus regelii Darley F. Howe 1977-6-29 Trinity Weaver Bally Road. 2042 Comment
  CHSC110884  Juncus tenuis L. P. Janeway; Mary Ann McCrary, Christy Wagner 2013-10-15 11209 Trinity Klamath Ranges. Hamilton Ranch/Lowden Ranch; 365 m south of Trinity River just east of the mouth of Grass Valley Creek; southwest end of Grass Valley. 536 Comment
  POM160262  Juncus xiphioides Joseph P. Tracy 1926-7-4 7714 Trinity Donahues Ranch, near mouth of South Fork of Trinity River 244 Comment
  JEPS35189  Juniperus occidentalis W. L. Jepson 1897-7-25 Trinity Soldiers Ridge 1524 Comment
  CAS-BOT-BC236890  Keckiella corymbosa Eugene Carter 1971-7-16 294 Trinity Below Hobo Gulch HelispotNorth Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 914 Comment
  HSC27938  Keckiella corymbosa Gary S. Lester 1973-6-16 9 Trinity Trinity River, Six Rivers National Forest, 1 mi. downstream from Hawkins Bar 229 Comment
  HSC76174  Keckiella corymbosa G. L. Clifton, Marvin Butler 1979-7-18 8833 Trinity Near Jones Ridge, close to the town of Alderpoint 1341 Comment
  JEPS94018  Keckiella corymbosa Vernon H. Oswald and Lowell Ahart 1998-7-28 9377 Trinity e. Forest Glen (Rattlesnake Rd. along w. side of Post Creek 0.2 mi. n. of Hwy. 36) 780 Comment
  NY790280  Keckiella corymbosa L. S. Rose 1955-7-16 55119 Trinity 1 mile west of Junction City. Trinity River, canyon sides 448.1 Comment
  NY790306  Keckiella corymbosa L. Abrams 1916-7-22 6229 Trinity Post Creek Comment
  RSA40414  Keckiella corymbosa Philip A. Munz 1948-8-13 12345 Trinity on Highway 229, west of Junction City. 396 Comment
  RSA40780  Keckiella corymbosa Carl B. Wolf 1944-10-27 11471 Trinity Trinity River, about 2 mile below trail to Denny. 305 Comment
  UC902225  Keckiella corymbosa Joseph P. Tracy 1941-9-1 17007 Trinity near Cedar Flat (on Trinity River); Northern Coast Ranges 304 Comment
  UCD50441  Keckiella corymbosa Edward J. Ayers 1984-9-8 B Trinity South side of rock outcropping on peak of Mt. Helena (the old lookout, according to local residents and road dept. worker), Trinity Alps. 60 mi. west of Redding on Hwy 299 to Helena going north over the bridge through the old, mostly abandoned town. 3.7 mi from Route 299 on Hobo Gulch gravel road, upward to the left, continuing 6.4 mi to the pass or saddle. From the pass, along a narrow, rough, non-maintained road 1.2 mi. north (and to the right) where it ends at the mountain top. 1524 Comment
  HSC46024  Keckiella lemmonii Catherine Chin 1978-6-26 88 Trinity Along New River Trail, 2.25 mi. from Grays Falls Campground Comment
  JEPS24121  Keckiella lemmonii Peter H. Raven with R. Snow 1958-7-18 13567 Trinity 3.5 mi se Five Pines Comment
  UCD98915  Kochia scoparia subsp. scoparia J. C. Borden 1972-9-19 s.n. Trinity Weaverville. Comment
  HSC73587  Koeleria macrantha Gail Newton 1980-7-10 1295 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC337857  Lagophylla ramosissima H. S. Yates 1914-5-17 283 Trinity Near Weaverville Comment
  HSC57246  Lagophylla ramosissima G. L. Clifton 1979-7-17 7941 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  NY335476  Lappula bella H. M. Hall 1909-7-21 8599 Trinity Dorleska, in the Salmon Mts, 2000 Comment
  UCD133824  Lasthenia gracilis James P. Smith 1973-5-6 6602 Trinity Blanchert Flats near Douglas City. Comment
  JEPS75365  Lathyrus jepsonii var. californicus Joseph P. Tracy 1935-8-2 14431 Trinity Youngs Peak, head of New River New River 1584 Comment
  JEPS118144  Lathyrus lanszwertii var. tracyi Dean W. Taylor 2005-5-17 19309 Trinity ridge dividing Horse Mane Creek from Betty Gulch, Browns Creek watershed (ca. 8 air miles SSE of Douglas City) 1214 Comment
  UCD106372  Lathyrus lanszwertii var. tracyi D. Boyd; M. Eichelberger, T. Messick, T. Ranker 1980-5-3 55 Trinity Philpot Ck. Campground. 807 Comment
  UCD106354  Lathyrus latifolius Marcia A. Peltier 1990-8-16 s.n. Trinity Hayfork, Tule Creek Road, near intersection with Hayfork Creek. 762 Comment
  CHSC91763  Lathyrus nevadensis var. nevadensis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-5-19 2706 Trinity Klamath Ranges. North of Weaverville on Hwy 3, west of Clair Engle Lake at Bowerman Ridge Rd., midway between Covington Mill and Trinity Center (ca. 1.25 mi S of Preacher Meadow campground). 883 Comment
  CAS-BOT-BC205048  Lathyrus palustris Peter H. Raven; R. Snow 1958-7-19 13609 Trinity Hobo Gulch Public Camp, 14.3 miles north of Helena Comment
  HSC75135  Lathyrus sulphureus Thomas W. Nelson 1979-5-13 4650 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  UC15361  Lathyrus torreyi C. C. Marshall 1886-1 Trinity Trinity Mountains Comment
  HSC38163  Lathyrus tracyi Thomas W. Nelson, Jane P. Nelson 1976-5-23 2509 Trinity Brown's Canyon Campground. Comment
  HSC71628  Lathyrus tracyi J. P. Smith 1973-5-6 6630 Trinity Blanchert Flats near Douglas City Comment
  HSC64266  Lathyrus tracyi J. O. Sawyer, R. J. Cole 1978-4-22 3072 Trinity Along Big French Creek Rd. (5N13), 12 mi. towards Ironside Mtn. lookout 1463 Comment
  UCD106493  Lathyrus vestitus A. H. Murphy 1950-7-13 s.n. Trinity Davis Ranch, Upper Mad River. Comment
  CHSC110641  Lepidium campestre Julie Kierstead Nelson; Wendy Boes 2012-8-2 2012 -072 Trinity South Fork Mountain ca 4 miles N of Hwy. 36; vernally wet spot by main ridge road 4N12; where cows congregate. 1493 Comment
  HSC40368  Leptosiphon ciliatus Linda M. Barker, Raul Tuazon 1976-5-1 1427 Trinity Hwy. 3, 2 mi. S of Hwy. 299 on Hayfork Mtn. 671 Comment
  HSC67337  Leptosiphon pygmaeus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5332 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch. 823 Comment
  CAS-BOT-BC225666  Leptosiphon rattanii Joseph P. Tracy 1932-6-17 10164 Trinity Three Forks of Mad River 883 Comment
  CAS-BOT-BC341912  Lessingia nemaclada Alice Eastwood; John Thomas Howell 1937-6-25 4945 Trinity Near Trinity Center Comment
  CHSC88881  Lessingia nemaclada L. P. Janeway 2004-9-15 8324 Trinity Klamath Ranges. Hamilton Ranch; south end of Grass Valley, wide floodplain on southeast side of Trinity River just east of mouth of Grass Valley Creek. 530 Comment
  HSC41151  Lessingia nemaclada Thomas W. Nelson, Jane P. Nelson 1976-8-3 3092 Trinity W of Buckhorn Summit, along Hwy. 299 979 Comment
  UC1287424  Lessingia nemaclada Willard Spence 1962-7-22 722 Trinity along Route 299 4.6 mi w Junction City; Trinity River Comment
  HSC44782  Lessingia nemaclada S. Horner 1978-7-25 439 Trinity E of Burnt Ranch Campground. 427 Comment
  RSA125372  Lessingia nemaclada P. H. Raven, R. Snow 1958-7-19 13594 Trinity 1.0 miles east of Grass Valley Creek Bridge 5--21, 6.6 miles west of Shasta County line on U.S. Highway 299 Comment
  UC1287437  Lessingia nemaclada Willard Spence 1960-9-7 612 Trinity along U. S. Route 1.1 mi s Weaverville (on road to Redding) Comment
  UCD134128  Leucanthemum vulgare Joseph M. DiTomaso 1975-8-4 232 Trinity Morris Meadows. 1325 Comment
  CAS-BOT-BC58271  Leucothoe davisiae Lillian S. Mott 1964-7-4 5664 Trinity Trinity Lake Area. 731 Comment
  HSC38722  Leucothoe davisiae J. P. Smith, J. O. Sawyer 1975-6-23 8330 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  HSC78366  Leucothoe davisiae John S. Palmer 1973-7-8 115 Trinity Between Little Bear Lake and small lake at outlet 1890 Comment
  UCD117524  Leucothoe davisiae G. F. Hrusa 1991-10-21 8594 Trinity NE slopes above Trinity River tributary to N of Scorpion Creek. 1889 Comment
  SEINET2029412 Image available Leucothoe davisiae C. L. Hitchcock, J. S. Martin 1939-7-11 5409 Trinity east shore of upper Canyon Creek Lake, about 11 miles north of Dedrick 1981 Comment
  CAS-BOT-BC229455  Lewisia cotyledon Anna Junkans 1915-5-1 s.n. Trinity Weaverville Comment
  HSC23606  Lewisia cotyledon var. cotyledon J. O. Sawyer 1970-5-2 2593 Trinity Above New River 244 Comment
  HSC32300  Lewisia cotyledon var. cotyledon Steven Lagos 1974-5-19 79 Trinity Hobo Gulch Campground Comment
  HSC99887  Lewisia cotyledon var. cotyledon K. A. Wayman 2011-6-21 287 Trinity Klamath National Forest, E of Cook and Green Pass, along the Pacific Crest Trail 1524 Comment
Read comments
Nov 18 2018
  RSA296698  Lewisia cotyledon var. heckneri R. York 1979-4-29 263 Trinity Along the Gray s Falls Trail. 305 Comment
  CAS-BOT-BC444065  Lewisia leeana Lester Rowntree 1936-7-12 s.n. Trinity Granite Creek to Divide, Trinity Mts. Comment
  HSC12765  Lewisia leeana William J. Ferlatte, Alice Q. Howard 1970-8-10 1296 Trinity Ridge W of upper Canyon Creek 2348 Comment
  JEPS43205  Lewisia triphylla W. L. Jepson 1897-7-24 Trinity South Yollo Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  UCR40023  Lewisia triphylla P. Williams, Brian Kearney, Mike Malamus 1984-5-26 45 Trinity Scott Mtn Campground. S slope 1646 Comment
  JEPS46771  Libocedrus decurrens Mrs. C. F. Rose Aug 1915 Trinity Carrville Comment
  UC1446400  Ligusticum apiifolium Richard Spellenberg 1980-7-8 5576 Trinity ca. 3 air mi. s.-s.e. Burnt Ranch (1 1/2 mi. w. of CA Hwy. 299) Comment
  HSC78792  Ligusticum californicum John S. Palmer 1973-9-7 170 Trinity Bear Lakes Area, S side of Little Bear Lake 1860 Comment
  HSC46889  Ligusticum californicum William J. Ferlatte 1974-8-16 1653 Trinity Summit Lake, below W side of lake 2225 Comment
  HSC72957  Ligusticum californicum M. S. Taylor 1980-7-22 3167 Trinity W side of Hwy 3, 4 mi S of Scott Mtn. Summit 915 Comment
  UC642269  Ligusticum grayi Joseph P. Tracy 1935-8-7 14645 Trinity at head of White's Creek (Devil's Canyon Mts.); Devil's Canyon Mts. 2072 Comment
  RSA68704  Lilium kelleyanum Frank W. Peirson 1908-7-11 1679 Trinity Little Kern River, Sierra Nevada. Comment
  CAS-BOT-BC509395  Lilium kelleyanum Elizabeth McClintock; Wayne Roderick 1967-7-26 s.n. Trinity Mumbo Basin. W. of Mt. Shasta 1524 Comment
  CAS-BOT-BC130858  Lilium pardalinum Doris K. Kildale 1927-7-4 3680 Trinity Forest Glen on North Fork of Trinity River Comment
  RSA50044  Lilium pardalinum E. K. Balls 1949-7-1 13749 Trinity Below Canyon Creek Meadow, trail to Dedrick. 1311 Comment
  HSC54067  Lilium pardalinum subsp. pardalinum Walter Overton 1979-7-17 8115 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  CAS-BOT-BC133002  Lilium rubescens Alice Eastwood; John Thomas Howell 1937-6-25 4909 Trinity East Fork Stuarts Fork, Trinity River Comment
  HSC66321  Lilium rubescens Ed Cope, John S. Palmer Jul 1977 543 Trinity South of trail to Granite Lake. 1280 Comment
  UC423449  Lilium rubescens H. S. Yates 1914-6-30 472 Trinity Upper Rush Creek Comment
  HSC73909  Limnanthes douglasii R. York 1980-5-24 665 Trinity Near Long Ridge. 1036 Comment
  JEPS19626  Limnanthes douglasii W. L. Jepson 1934-5-6 16677 Trinity South Fork Mt. Comment
  UC130614  Linanthus harknessii H. M. Hall Jul 1900 8644 Trinity Big Flat Salmon Mountains 1463 Comment
  SEINET11264316  Linanthus rattanii David Gowen 2005-6-24 456 Trinity Hwy 3, E. of Hayfork and just E. of Big Creek Rd.; 0 Comment
  CHSC63351  Linaria dalmatica subsp. dalmatica Vernon H. Oswald; L. Ahart 1994-6-14 6305 Trinity Hwy. 3 N of Clair Engle Lake and Coffee Creek Station, at the bridge over the Trinity River. 755 Comment
  HSC104073  Linaria dalmatica subsp. dalmatica Paul Senyozyn 2002-4-30 Trinity Cedar Flat, off Hwy. 299 122 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
  CAS-BOT-BC36017  Lithocarpus densiflorus var. densiflorus L. B. Kildale 1930-8-26 10510 Trinity South Fork Mountain Comment
  HSC38292  Lithophragma campanulatum Thomas W. Nelson 1976-6-10 2693 Trinity Along FS 6E42 1220 Comment
  HSC655  Lithophragma glabrum William J. Ferlatte 1967-7-6 633 Trinity Head of Bullards Basin 1982 Comment
  HSC59726  Lithophragma heterophyllum Clark L. Miller 1979-4-13 594 Trinity Grays Falls Campground along path to Trinity River Comment
  HSC86369  Lithophragma heterophyllum J. P. Smith 1982-6-19 10495 Trinity Along trail past Clems Camp to China Peak 1402 Comment
  UC2046539  Lithophragma heterophyllum William J. Ferlatte 1975-5-21 1712 Trinity canyon of the Stuart Fork of the Trinity River at Elk Gulch Comment
  CAS-BOT-BC325963  Lithospermum californicum Eugene Carter 1971-6-11 223 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi NW of Weaverville) Keystone Meadows Trail, 0.5 mi NW of Hobo Gulch. 914 Comment
  HSC49703  Logfia filaginoides J. O. Sawyer, S. Buck 1977-6-7 2896 Trinity Along Big Barr-Hyampom Rd. (33N60) Comment
  HSC58471  Lolium perenne Walter Overton 1979-7-17 8172 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  UC1132213  Lolium temulentum H. S. Yates 1936-6-22 5846 Trinity 4 mi e Salyer; China Flat Quad. Comment
  CAS-BOT-BC271201  Lolium temulentum Sack; Iverson 1933-7-4 70379 Trinity Near Rock Cr., Trinity Forest 853 Comment
  HSC59810  Lomatium caruifolium var. denticulatum Thomas W. Nelson 1979-5-13 4666 Trinity Blanchard Flat, 1.6 mi from junction with Hwy 3 610 Comment
  HSC71843  Lomatium ciliolatum var. ciliolatum Thomas W. Nelson, Jane P. Nelson 1980-6-27 5964 Trinity Ridge extending SW from Black Lassic 1677 Comment
  RSA695856  Lomatium dasycarpum Vasu Dev, Barbara Dev 2004-7-17 s.n. Trinity ~2 miles along dirt road 29N33. This road comes off of 29N32. The latter comes off of route 30 about 3 miles from its junction with Highway 36 in the Shasta-Trinity National Forest. Comment
  RSA695857  Lomatium dasycarpum Vasu Dev, Barbara Dev 2004-7-17 7207 Trinity ~2 miles along dirt road 29N33. This road comes off of 29N32. The latter comes off of route 30 about 3 miles from its junction with Highway 36 in the Shasta-Trinity National Forest. Comment
  JEPS22586  Lomatium dasycarpum subsp. dasycarpum Joseph P. Tracy 1941-6-29 16922 Trinity along Van Duzen R.opposite to Mad R. Rock; Van Duzen R. 975 Comment
  UC1446399  Lomatium dasycarpum subsp. dasycarpum Richard Spellenberg 1980-7-8 5582 Trinity about 4 air mi. S of Burnt Ranch 1158 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
  HSC38899  Lomatium dasycarpum subsp. dasycarpum J. O. Sawyer 1973-7-1 2533 Trinity Butter Creek falls on rock outcrop S of Hyampom Comment
  HSC72908  Lomatium dissectum var. dissectum M. A. Baker 1980-7-2 2609 Trinity Near Horsehead Mtn. 1737 Comment
  HSC42267  Lomatium engelmannii Richard Runyon 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  POM298646  Lomatium engelmannii Lincoln Constance, Shan 1946-6-1 s.n. Trinity Between Coffee and Eagle Creeks, 6 miles north of Carrville 915 Comment
  HSC55383  Lomatium macrocarpum G. L. Clifton, Butler 1979-7-17 7464 Trinity Near Horse Ridge Mtn., close to the town of Mad River 1851 Comment
  HSC73269  Lomatium macrocarpum M. A. Baker 1980-7-12 2826 Trinity Near Black Lassic 1753 Comment
  RSA661473  Lomatium macrocarpum Vasu Dev, Barbara Dev 2001-6-11 s.n. Trinity Brown's Camp ca. 3 to 4 miles south on road 511 from its junction with Hwy 36. 783 Comment
  UC130700  Lomatium macrocarpum H. M. Hall 8654 Trinity Salmon Mts., Pin Creek 2072 Comment
  CDA38465  Lomatium macrocarpum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2722 Trinity One-eye Flat south of Trinity River bridge, 0.4 mile north of Coffee Creek Road, west side of Hwy 3, north of Trinity Center. Comment
  HSC33258  Lomatium macrocarpum Thomas W. Nelson 1973-7-10 1039 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC35931  Lomatium macrocarpum Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-20 1977 Trinity Near S end of road out Swayback Ridge Comment
  HSC75620  Lomatium macrocarpum J. O. Sawyer, D. A. Thornburgh 1980-9-15 4088 Trinity Proposed Ruth Research Natural Area 1372 Comment
  HSC67383  Lomatium tracyi Thomas W. Nelson 1980-5-30 5359 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  HSC68753  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-18 5605 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  UC1433901  Lomatium tracyi Joseph M. DiTomaso 1976-7-8 605 Trinity 1 mi. s.e. Parker Divide (on Parker Creek Trail) 1981 Comment
  UCD23628  Lonicera hispidula Rodney Gale Myatt 1971-9-21 1124 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  CAS-BOT-BC240856  Lonicera interrupta Joseph P. Tracy 1923-6-29 6432 Trinity Hay Fork [Hayfork] Mountain, near Summit on Weaverville Road 1097 Comment
  UC1223435  Lotus crassifolius var. crassifolius Joseph P. Tracy 1935-8-3 14451 Trinity near Mary Blaine Mt. top; Mary Blaine Mt. 1950 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
  UC303186  Lotus micranthus Joseph P. Tracy 1926-5-17 6993 Trinity Hennessey road, leading up South Fork of Trinity River Northern Coast Ranges, South Fork of Trinity River 609 Comment
  UC1197285  Lotus nevadensis var. nevadensis Joseph P. Tracy 1913-6-24 4318 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  RSA203021  Lotus oblongifolius James Henrickson 1967-8-6 2509 Trinity Streamside of Woodward Creek ca. 7 miles SE of Wilsonia. 2134 Comment
  UC922395  Lotus oblongifolius var. oblongifolius Annie M. Alexander and Louise Kellogg 1949-6-26 5704 Trinity n of Yolla Bolly Middle Eel Primitive Area; White Rock Ranger Station 1706 Comment
  RSA789810  Lotus oblongifolius var. oblongifolius Rebecca Wenk 2005-7-19 316 Trinity Along National Forest Road 17, about 10 miles from turnoff from Hwy 3, above the Trinity River 1433 Comment
  HSC73440  Lotus unifoliolatus var. unifoliolatus Gail Newton 1980-7-9 1104 Trinity Near Shanty Creek. 1113 Comment
  UC1222482  Lotus yollabolliensis Harold E. Parks and Joseph P. Tracy 1947-6-26 11640 Trinity 2 mi n of Cold Springs; South Fork Mt. 1706 Comment
  CAS-BOT-BC140217  Luetkea pectinata Gary S. Lester 1974-6-30 325 Trinity Trinity-Tehama Co. line.Yolla Bolly Wilderness Area. Ridge top S of N Yolla Bolly Peak, overlooking Beegum Basin 2316 Comment
  HSC73862  Luina hypoleuca M. A. Baker 1980-7-2 2596 Trinity Near Swim Ridge. 1341 Comment
  HSC74037  Luina hypoleuca Gail Newton 1980-7-10 1288 Trinity Near Senteney Rock 1463 Comment
  RSA789909  Luina hypoleuca J. R. Shevock, Steele Wotkyns 1987-8-23 11806 Trinity Yolla Bolly-Middle Eel Wilderness, Mendocino National Forest. Along Middle Fork of the Eel near Fern Point. 1220 Comment
  CAS-BOT-BC198359  Lupinus A. T. Whittemore 1979-5-11 79 -051 Trinity Near the fisherman's parking lot at Gray's Falls, between Sayler and Burnt Ranch. Comment
  HSC70170  Lupinus adsurgens Thomas W. Nelson, Jane P. Nelson 1978-6-23 4336 Trinity On bank of Hell to Find Lake Comment
  RSA89559  Lupinus adsurgens P. A. Munz 1954-7-23 s.n. Trinity S Fork Mts, 1 mile W of summit on road from Dinsmore, Humboldt County, to Forest Glen, Trinity County 1220 Comment
  CHSC895  Lupinus albicaulis V. Holt 1942-8-10 Trinity Deer Creek Meadows. Comment
  HSC82456  Lupinus albicaulis Thomas W. Nelson, Jane P. Nelson 1979-5-26 4747 Trinity SR 3 at junction with rd. to Minersville and Bushy Trail Campground Comment
  HSC42470  Lupinus albifrons Robert M. Specht 1977-6-30 1125 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper]. N-S running ridge. 1631 Comment
  CAS-BOT-BC195993  Lupinus albifrons var. albifrons Carl B. Wolf 1937-6-13 8803 Trinity Inner North Coast Range, Red Bluff - Eureka Road, 6 2/10 mi. E. of Mad River Store 1066 Comment
  CAS-BOT-BC195991  Lupinus albifrons var. albifrons Charles Piper Smith 1929-7-11 4402 Trinity Weaverville - Hayfork Road - 12 miles SW of Hayfork Mountain and Brown Creek Comment
  UCR3578  Lupinus albifrons var. collinus Frank C. Vasek 1964-8-5 640805- 06 Trinity [Trail below] saddle to North Yolla Bolly Peaks, just west of county line Comment
  HSC23580  Lupinus albifrons var. eminens J. O. Sawyer 1970-4-18 2503 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  CAS-BOT-BC196314  Lupinus albifrons var. flumineus Charles Piper Smith 1949-4-23 49153 Trinity Highway 299 - Douglas City, 4.1 miles north Comment
  HSC71504  Lupinus albifrons var. flumineus M. A. Baker 1980-7-2 2628 Trinity Near Horsehead Mtn. 1737 Comment
  HSC37221  Lupinus bicolor Lon Hall 1975-5-17 354 Trinity SE-facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  HSC58451  Lupinus bicolor G. L. Clifton 1979-7-17 7967 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC71625  Lupinus bicolor J. P. Smith 1973-5-6 6588 Trinity Blanchert Flats near Douglas City Comment
  HSC40914  Lupinus bicolor J. P. Smith, J. O. Sawyer 1975-5-18 2693 Trinity Old hydrolic mining site SW of Big Bar 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
  HSC42433  Lupinus croceus Barbara Kelly 1977-5-21 457 Trinity Eagle Creek Campground. 851 Comment
  HSC92402  Lupinus croceus Jennifer Whipple 1976-7-12 1417 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2226 Comment
  UC201910  Lupinus croceus Annie M. Alexander and Louise Kellogg 1911-7-3 207 Trinity N Fk Coffee Cr North Fork Coffee Creek; N Fk Coffee Cr 1371 Comment
  CAS-BOT-BC215342  Lupinus croceus Alice Eastwood; John Thomas Howell 1937-6-25 4962 Trinity At Eagle Creek, Trinity River Canyon Comment
  CAS-BOT-BC215350  Lupinus croceus Eugene Carter 1972-6-9 415 Trinity Roadbank near Hobo Gulch, Hobo Gulch Camp, 18 miles NW of Weaverville, North Fork Trinity River 914 Comment
  HSC64375  Lupinus croceus J. O. Sawyer 1978-5-28 3154 Trinity Along Coffee Creek Rd. at Sugar Pine Creek Trailhead. 976 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
  HSC34824  Lupinus latifolius Robert M. Specht 1975-5-16 187 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC75610  Lupinus latifolius J. O. Sawyer, D. A. Thornburgh 1980-9-15 4098 Trinity Proposed Ruth Research Natural Area 1372 Comment
  HSC87059  Lupinus latifolius Pat Daly, Rudy Galindo 1988-4-30 91 Trinity Salyer Rest Stop on Hwy. 299, 7 mi. E of Willow Creek 201 Comment
  UC503020  Lupinus latifolius var. latifolius Joseph P. Tracy 1927-5-14 8017 Trinity vicinity Salyer; Northern Coast Ranges, vicin of Salyer 182 Comment
  CHSC41199  Lupinus latifolius var. viridifolius J. D. Jokerst 1984-6-27 2075 Trinity Adjacent to road on both sides of Mule Creek and in surrounding forest. West of Trinity Lake. 822 Comment
  SBBG8897  Lupinus latifolius var. viridifolius H. and M. Dearing 1939-6-16 3659 Trinity Trinity County-Shasta County line [no specific locality] Comment
  JEPS65068  Lupinus lepidus var. sellulus Joseph P. Tracy 1923-6-30 6460 Trinity near summit on Weaverville Road Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  HSC69971  Lupinus leucophyllus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4231 Trinity Along Hwy. 3, 0.25 mi. E of Hayfork Summit 1037 Comment
  UC1553482  Lupinus leucophyllus E. Dean 1988-6-23 78 Trinity along horse trail that travels n from powerhouse on Trinity Alps rd. Trinity Alps resort area 900 Comment
  RSA276667  Lupinus lyallii var. lyallii William J. Ferlatte, Alice Q. Howard 1970-8-11 1301 Trinity Thompson Peak 2591 Comment
  UCR84734  Lupinus microcarpus 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
  SEINET2063105 Image available Lupinus polycarpus Wilhelm N. Suksdorf 1914-5-11 7240 Trinity Bingen Banner dotless. Comment
  HSC39310  Lupinus sellulus var. artulus J. P. Smith, J. O. Sawyer 1975-6-23 8290 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  HSC67197  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1980-6-16 5449 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  SEINET10490221  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1982-5-31 Nelson 7016 Trinity Along State Route 299, 2.7 mi W of Buckhorn Summit. Mixed evergreen forest over decaying granites. 823 Comment
  SEINET10837991  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1978-6-23 Nelson 4318 Trinity Dubakella quad. Along forest service rd 30, 1 mi s of jct with state route 36. Serpentine jeffrey pine woodland. Comment
  SEINET10485937  Lupinus sellulus var. medius Thomas W. Nelson, Jane P. Nelson 1979-5-26 Nelson 4745 Trinity Bonanza king quad. Disturbed site along state route 3. 2.1 Mi s of coffee Creek bridge. Comment
  HSC50848  Luzula comosa G. L. Clifton, Overton 1979-6-3 3610 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  CAS-BOT-BC436710  Luzula comosa var. laxa John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53496 Trinity 6 miles SW of Trinity Center on road to Weaverville 883 Comment
  HSC344  Luzula divaricata William J. Ferlatte 1967-8-11 926 Trinity Below the ice fields on the N side of Thompson Peak. 2378 Comment
  UC1563657  Luzula macrantha Barbara Ertter with Thomas J. Delendick 1987-5-16 6953 Trinity Highway 299 ca 23 mi E of Berry Summit on Highway 299 Comment
  CAS-BOT-BC465571  Lycopodium clavatum Julie Kierstead Nelson; Zach Voigtman 2015-1-28 2015 -001 Trinity South Fork Mountain, near Humboldt Co. line, 1.25 mi SE of Blake Mountain 1970 Comment
  UC314626  Lythrum hyssopifolia Joseph P. Tracy 1926-7-4 7698 Trinity Hennessey Road leading up South Fork of Trinity River, Northern Coast Ranges South Fork Trinity River; Northern Coast Ranges 304 Comment
  HSC45783  Madia elegans Brad Klipfel 1975-5-3 591 Trinity Gray's Falls, along N side of the Trinity River, S-facing slope Comment
  HSC5972  Madia elegans R. Spellenberg 1965-6-15 1141 Trinity 100 yds. N of Hidden Lake, Underwood Mtn., SW of Burnt Ranch. Comment
  HSC72661  Madia elegans Gail Newton 1980-6-26 640 Trinity Near Underwood Creek. 451 Comment
  JEPS88986  Madia elegans V. Parker 1994-6-22 758 Trinity upslope of 29N75; Shasta-Trinity NF, Pony Buck West Quad., Yolla Bolly Ranger 1580 Comment
  OBI15731  Madia elegans Carl B. Wolf 1937-6-20 8957 Trinity North Coast Range, 4-2/10 mi S of Zenia on Covelo Rd Comment
  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
  HSC42481  Madia elegans Robert M. Specht 1977-7-19 1162 Trinity Along Clarks Basin drainage Comment
  HSC68818  Madia elegans Thomas W. Nelson, Jane P. Nelson 1980-6-18 5611 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 (7) 1372 Comment
  POM362146  Madia elegans subsp. elegans C. B. Wolf 1937-6-20 9857 Trinity North Coast Range, 4.2 miles south of Zenia on Covelo Road 915 Comment
  RSA50239  Madia elegans subsp. elegans E. K. Balls 1949-7-5 13824 Trinity 3 miles below Trinity Alps, from Weaverville 762 Comment
  CAS-BOT-BC344561  Madia exigua L. R. Abrams 1916-7-22 6178 Trinity Summit between Mad & Trinity Rivers on Eureka-Red Bluff Rd. Comment
  HSC68952  Madia exigua Jacqueline Greenleaf 1980-6-18 121 Trinity Near Senteney Creek. 823 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
  CAS-BOT-BC343484  Madia gracilis Barry Silver 1986-5-3 577 Trinity Highway 299, 6 miles e. of Willow Creek, 100 ft. e. of Salyer's Rest Stop 213 Comment
  HSC81741  Madia gracilis Thomas W. Nelson, Jane P. Nelson 1980-6-17 5481 Trinity Along Old State Route 3, 1 mi. from junction with State Route 3; opposite entrance to Philpot Campground 762 Comment
  SEINET10474820  Madia minima Mary Susan Taylor 1980-6-16 Taylor 2893 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
  NY214982  Madia stebbinsii T. W. Nelson 1978-6-23 4337 Trinity Dubakella Mountain Quadrangle, Along Forest Service Road to Hell t Find Lake 1158.2 Comment
  HSC50923  Maianthemum racemosum subsp. amplexicaule G. L. Clifton, Overton 1979-6-3 3744 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  HSC91987  Maianthemum stellatum Jennifer Whipple 1976-6-25 1138 Trinity W facing slopes above the Deadfall drainage 2195 Comment
  UCD139124  Maianthemum stellatum Dilse Hopkins 1931-10-4 s.n. Trinity Hayfork. Comment
  JEPS88987  Malacothrix floccifera Vivian Parker 1993-6-1 13 -24 Trinity Hayfork Range District Shasta-Trinity National Forests, Hyampom quad. 850 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
  CAS-BOT-BC347595  Malacothrix floccifera Annie M. Alexander; Louise Kellogg 1948-8-19 5512 Trinity Trinity Mountains. Within one mile of Trinity Alps Resort 762 Comment
  HSC72993  Marah oregana M. A. Baker 1980-7-2 2593 Trinity Near Swim Ridge. 1341 Comment
  SEINET200334 Image available Melica aristata Joseph P. Tracy 1935-7-25 14236 Trinity Trinity summit Comment
  UC552697  Melica aristata Joseph P. Tracy 1935-8-2 14432 Trinity near Brooks Mine (at head of New River); New River 1584 Comment
  SEINET4671578  Melica californica J. Sawyer 1970-1 2570 Trinity Ironside Mountain Quad, above New River 244 Comment
  HSC34397  Melica fugax J. P. Smith, J. O. Sawyer 1973-7-3 6988 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC40391  Melica geyeri Thomas W. Nelson, James Nelson 1976-6-22 2835 Trinity Below Senteney Rock 1524 Comment
  HSC74120  Melica geyeri M. A. Baker 1980-5-25 1607 Trinity Near Browns Canyon. 823 Comment
  HSC71456  Melica harfordii Thomas W. Nelson 1978-5-6 4018 Trinity Along State Route 299, 2 mi. N of Junction City. Comment
  UC2062564  Melica harfordii Belinda Lo 2017-7-9 337 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, Trinity Alps Wilderness, Bear Creek Trail. Comment
  CAS-BOT-BC264202  Melica subulata Joseph P. Tracy 1935-8-3 14474 Trinity Mary Blaine Mt. 1950 Comment
  UC192579  Melica subulata Harry S. Yates 1914-5-25 357 Trinity Musser Hill 1066 Comment
Read comments
Dec 13 2011
  HSC56811  Mentha pulegium G. L. Clifton, Muth 1979-7-18 8582 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  UC562529  Mentzelia dispersa Joseph P. Tracy 1933-7-16 12766 Trinity Northern Coast Ranges,South Fork Mountain Norhtern Coast Ranges,South Fork Mountain 1645 Comment
  UCD15136  Mentzelia dispersa K. F. Mawdsley 1996-7-11 24 Trinity Trinity County. Along trail to Lower Deadfall Lake from Park Creek Trailhead. 2334 Comment
  HSC56757  Mentzelia micrantha G. L. Clifton, Butler 1979-7-18 8454 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  CAS-BOT-BC428465  Micranthes aprica Mrs. H. C. Cantelow 1936-5-21 s.n. Trinity Meadow on summit of Scott Mt. 1630 Comment
  CAS-BOT-BC429007  Micranthes fragosa Eugene Carter 1975-6-26 992 Trinity North Fork Trinity River. Grizzly Creek. 1645 Comment
  HSC74140  Micropus californicus var. californicus M. A. Baker 1980-5-25 1615 Trinity Near Browns Canyon. 823 Comment
  HSC34549  Microseris laciniata Lon Hall 1975-5-18 368 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  CAS-BOT-BC349388  Microseris nutans John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53497 Trinity About 6 miles southwest of Trinity Center on road to Weaverville 883 Comment
  HSC74442  Microseris nutans M. A. Baker 1980-6-25 2241 Trinity Near Castle Rock. 1436 Comment
  HSC30287  Microsteris gracilis William J. Ferlatte 1968-6-9 1155 Trinity Packers Peak 2073 Comment
  HSC42450  Microsteris gracilis Barbara Kelly 1977-5-7 433 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC32797  Microsteris gracilis Thomas W. Nelson, Jane P. Nelson 1973-4-14 728 Trinity Above Salt Creek E of USFS campground at Salt Creek Comment
  RSA258864  Microsteris gracilis subsp. gracilis Thomas W. Nelson, Jane P. Nelson 1973-4-14 728 Trinity Above Salt Creek to east of USFS campground Comment
  RSA66865  Mimulus breweri P. A. Munz 1951-7-22 16821 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  HSC73722  Mimulus guttatus M. A. Baker 1980-7-13 2906 Trinity Near Mule Ridge. 1585 Comment
  UC583083  Mimulus inodorus P. A. Munz 1936-8-11 14348 Trinity Forest Glenn Comment
  HSC23561  Mimulus kelloggii J. O. Sawyer 1970-4-18 2498 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC20811  Mimulus kelloggii R. Spellenberg, D. Sutherland, A. Sylvester 1966-3-27 1373 Trinity About 1/10 mi. downstream from the mouth of New River along the Trinity River. Near Burnt Ranch Comment
  HSC59319  Mimulus kelloggii J. M. DiTomaso 1979-4-29 925 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 Comment
  RSA49624  Mimulus kelloggii P. A. Munz 1949-5-15 13234 Trinity 1 mile below Dedrick 914 Comment
  HSC73613  Mimulus layneae Gail Newton 1980-7-10 1258 Trinity Near Senteney Rock 1463 Comment
  UC922553  Mimulus layneae Annie M. Alexander and Louise Kellogg 1948-8-7 5432 Trinity tributary Trinity River (Canyon Creek); Trinity Mountains 1676 Comment
  RSA20737  Mimulus layneae Carl B. Wolf 1937-6-20 8942 Trinity North Coast Range, Van Duzen Road to Hettinshaw Valley, 9.5 mi. above Eureka - Red Bluff Road. 762 Comment
  SDSU153  Mimulus layneae David M. Thompson 1989-6-30 1027 Trinity Trinity Lake at Struart Fork of Trinity River. 0.6 mile S of bridge over Stuart Fork along Trinity Alps Road, 0.7 mile N Hwy 3. T35N R9W, SE1/4 SW1/4 S27. 866 Comment
  UCD69090  Mimulus layneae D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-15 s.n. Trinity Trinity National Forest. Peanut, Ca. Salt Creek. 745 Comment
  HSC436  Mimulus lewisii William J. Ferlatte 1967-8-11 905 Trinity Below the ice fields on the N side of Thompson Peak. 2378 Comment
  HSC438  Mimulus lewisii William J. Ferlatte 1967-8-6 810 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  JEPS10774  Mimulus moniliformis W. L. Jepson 1897-7-24 45 m Trinity Soldier Ridge Comment
  HSC90984  Mimulus moschatus Jennifer Whipple 1977-7-19 1971 Trinity Near the Upper Deadfall Lakes. 2317 Comment
  HSC91000  Mimulus moschatus Jennifer Whipple 1977-9-9 2268 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  UCD122823  Mimulus moschatus Joseph M. DiTomaso 1976-6-29 520 Trinity Stuarts Fork Trail below Emerald Lake. 1615 Comment
  UCR123913  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2001-7-8 6924 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC27064  Mimulus moschatus Thomas W. Nelson 1973-7-14 1077 Trinity At Head of trail to Deadfall Lake Comment
  UC582598  Mimulus nanus var. nanus Joseph P. Tracy 1937-7-2 15393 Trinity on ridge 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  UCD122769  Mimulus nanus var. nanus W. C. Overton Jr. 1977-7-10 s.n. Trinity along trail from Big Flat (on divide between Coffee Creek and South Fork of Salmon River) to lookout on Packers Peak. Shasta National Forest. 1706 Comment
  UC1196785  Mimulus primuloides subsp. linearifolius Joseph P. Tracy 1935-8-3 14509 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  RSA125691  Mimulus primuloides var. linearifolius Arthur R. Kruckeberg 1954-8-8 3718 Trinity At Webber Flats, 2 miles up Trinity Alp Creek, Stuart Fork of Trinity River, Trinity N.F. Comment
  HSC48955  Mimulus pulsiferae M. A. Baker 1979-5-13 715 Trinity Hobo Gulch Campground Comment
  JEPS100210  Mimulus pulsiferae Dean W. Taylor 2002-6-10 18115 Trinity Highway 3 about 5 miles S of Trinty Center, near the junction of a logging road, west of the highway 822 Comment
  UC1103334  Mimulus pulsiferae Joseph P. Tracy 1937-7-2 15394 Trinity on ridge 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  HSC71011  Mimulus pulsiferae Thomas W. Nelson, Jane Nelson 1980-6-22 5722 Trinity Shasta-Trinity National Forest; along State Route 36, 0.5 mi. west of Salt Creek 1280 Comment
  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
  SEINET7042855  Mimulus tricolor A. G. Vestal 1955-5-13 s.n. Trinity Ca 0.6 mile northwest of Big Bar Research Station. Trinity National Forest, Trinity River Valley. Big Bar quadrangle UTM Zone 10, 477484.E,4510171mN. Comment
  HSC68112  Minuartia californica J. P. Smith 1973-5-6 6609 Trinity Blanchert Flats near Douglas City Comment
  NY342561  Minuartia decumbens T. W. Nelson 1978-7-2 4396 Trinity Blocksburg Quadrangle; along north side of Mule Ridge 1585.0 Comment
  RSA0002387  Minuartia decumbens Thomas W. Nelson, J. P. Nelson 1978-7-2 4396 Trinity North side of Mule Ridge. 1585 Comment
  HSC35139  Minuartia douglasii Scott M. Kruse 1975-5-17 30 Trinity On the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  HSC47748  Minuartia douglasii Thomas W. Nelson, J. P. Smith 1978-5-6 3974 Trinity At Philpot Campground 762 Comment
  HSC67300  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-17 5509 Trinity Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24 945 Comment
  HSC68699  Minuartia douglasii Thomas W. Nelson, D. Gordon 1980-6-10 5571 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  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
  RSA293082  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-17 5509 Trinity Shasta-Trinity Nat l Forest, along Salt Creek Road at jct. with road 30N24. 945 Comment
  RSA49996  Minuartia douglasii E. K. Balls 1949-6-30 13697 Trinity 0.5 miles above Dedrick, Canyon Creek. 732 Comment
  UC668118  Minuartia nuttallii subsp. gregaria Joseph P. Tracy 1935-8-8 14717 Trinity head of White's Creek Devil's Canyon Mts. 2133 Comment
  UCD15145  Minuartia nuttallii subsp. gregaria K. F. Mawdsley 1996-7-11 21 b Trinity Trinity County. On trail to Deadfall Lakes from Parks Creek trailhead. 1981 Comment
  RSA211246  Minuartia nuttallii subsp. gregaria William J. Ferlatte 1967-8-17 974 Trinity Ridge between Landers Lake and Union Lake. 2134 Comment
  CHSC65227  Minuartia nuttallii var. gregaria V. Parker 1994-6-8 661 Trinity Shasta-Trinity National Forests. Pony Buck West. On se facing slope above 29N33 rd. 1560 Comment
  CAS-BOT-BC181146  Minuartia rosei Thomas W. Nelson 1980-5-30 5754 Trinity Along Road 60 (Underwood Mountain Road) 0.5 miles south of junction with road 4N34 (Eltapom Road) - Six Rivers National Forest 822 Comment
  HSC68945  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5736 Trinity Along Hwy. 36 at Muldoon Gulch, Shasta-Trinity National Forest 1311 Comment
  SBBG22251  Minuartia rosei H. and M. Dearing 1939-6-28 3745 Trinity E of Forest Glen 609 Comment
  UC1035443  Minuartia rosei J. T. Howell 1955-6-13 30370 Trinity Peanut; ; Peanut, Trinity Co. 762 Comment
  UC1111619  Minuartia rosei Lewis S. Rose 1955-7-18 55126 Trinity 1 mi sw Peanut 762 Comment
  SEINET10537667  Minuartia rosei Mary Susan Taylor 1980-6-17 Taylor 2922 Trinity T29N R11W center third sec 26. Dubakella Mt quad. Shasta- Trinity Natl Forest; on both sides of Rd 29N326, ca. 0.4 mi W of its jct with 29N38, ca. 4 mi due S of Wildwood. 1280 Comment
  HSC49734  Mitella diversifolia J. O. Sawyer, S. Buck 1977-6-7 2886 Trinity Corral Bottom along USFS Rd. 4N45 945 Comment
  HSC31834  Moehringia macrophylla D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5549 Trinity Black Lassic 1738 Comment
  HSC50918  Moehringia macrophylla G. L. Clifton, Overton 1979-6-3 3739 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  HSC56564  Moehringia macrophylla G. L. Clifton 1979-7-16 7838 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC64330  Moehringia macrophylla J. O. Sawyer, R. J. Cole 1978-4-28 3125 Trinity 2.5 mi. S of Hobo Gulch Campground 1098 Comment
  CAS-BOT-BC215516  Monardella odoratissima P. A. Munz 1951-7-20 16709 Trinity Fisher Ridge near Black rock, North Yolla Bolly Mts. 2194 Comment
  UC130595  Monardella odoratissima subsp. glauca H. M. Hall July 1909 8602 Trinity Dorleska Salmon Mountains 1981 Comment
  HSC70044  Monardella odoratissima subsp. odoratissima Thomas W. Nelson, Jane P. Nelson 1978-6-22 4276 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  HSC259  Monardella odoratissima subsp. pallida William J. Ferlatte 1967-8-18 1025 Trinity Red Rock Mountain 2287 Comment
  HSC86120  Monardella odoratissima subsp. pallida J. O. Sawyer, B. Bingham 1984-7-14 4260 Trinity Trinity/Tehama County line. Yolla Bolly Wilderness; between Solomon Peak and Sugarloaf Mtn. Comment
  CAS-BOT-BC220263  Monardella sheltonii H. M. Pollard 1953-8-21 s.n. Trinity Trinity Alps Resort 762 Comment
  HSC43777  Monardella sheltonii G. Leisten 1976-7-30 Trinity 1.3 mi. S of intersection of Blake Mtn. Jeep Rd. and McIntosh Rd. on Last Chance Ridge Comment
  HSC100359  Montia howellii J. McRae 2006-4-17 302 Trinity Ironside Mountain, Grays Falls Campground picnic area in road. 282 Comment
  CAS-BOT-BC445104  Montia linearis Roxana S. Ferris; Laura Lorraine 1948-6-11 11677 Trinity Junction of Mad River Rock Lookout Station Road & State Highway 36, ca. 24 mi. e. of Bridgeville, 6 Rivers Natl. Forest Comment
  POM298363  Montia linearis H. C. Cantelow 1936-5-21 s.n. Trinity N of Picnic Ground near Scott Ranch Comment
  CAS-BOT-BC445221  Montia parvifolia Doris Kildale 1931-5-17 10915 Trinity Hawkins Bar 182 Comment
  CAS-BOT-BC445223  Montia parvifolia Annie M. Alexander; Louise Kellogg 1948-8-5 5399 Trinity Trinity Mountains. Lower Canyon Lake 1737 Comment
  SEINET10572669  Montia parvifolia Mary Merello 1993-6-21 Merello 684 Trinity Shasta-Trinity National Forest. Along Rush Creek Road (also road to Lewiston) off State Hwy. 3 NW of Weaverville. Mixed conifer-mixed hardwood forest. Disturbed. Along Rush Creek. 620 Comment
  SEINET10572674  Montia parvifolia Mary Susan Taylor 1980-6-17 Taylor 2841 Trinity T29N R11W center sec 29. Dubakella Mt quad. Shasta-Trinity Natl Forest; On N side of Hwy 30, ca. 3 mi S of Wildwood. 1219 Comment
  HSC67410  Muhlenbergia andina Ed Cope, John Palmer Jul 1977 504 Trinity South of trail to Granite Lake. 1280 Comment
  UC4584316  Muhlenbergia andina Susan Horner-Till with M. D. Huffine 1981-9-2 873 Trinity meadow below Rd 38N17 2/3 mi se Rd. 37N36; Tamarack Lake drainage 1737 Comment
  HSC92624  Muhlenbergia filiformis Jennifer Whipple 1977-9-9 2298 Trinity Klamath Mountains, Mount Eddy. Near the upper Deadfall Lakes. 2317 Comment
  UC552725  Muhlenbergia filiformis Joseph P. Tracy 1935-8-5 14550 Trinity at head White's Creek; Devil's Canyon Mts. 2072 Comment
  HSC611  Muhlenbergia montana William J. Ferlatte 1967-8-5 769 Trinity Canyon Creek Lakes 1646 Comment
  HSC78265  Muhlenbergia montana John S. Palmer 1976-7-3 453 Trinity Bear Lakes area, slope N side of Log Lake. 1860 Comment
  JEPS70786  Myosotis discolor Joseph P. Tracy 1927-5-14 8020 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  UC525575  Myosotis discolor Joseph P. Tracy 1927-5-14 8020 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  UC525610  Myosotis verna Joseph P. Tracy 1927-5-14 8025 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  HSC30281  Myosurus apetalus var. montanus William J. Ferlatte 1969-6-26 1192 Trinity Big Flat 1524 Comment
  HSC77454  Myosurus minimus L. P. Janeway 1983-4-30 252 Trinity E of Burnt Ranch USFS Campground 396 Comment
  HSC77880  Myriophyllum aquaticum RM Knowles 1974-5-20 74520 .4 Trinity Lake Zenia, about .5 mi. W of Zenia 849 Comment
  JEPS95571  Nama lobbii Vernon H. Oswald and L. Ahart 1994-7-11 6384 Trinity T38N R6W Sec. 2, 5900 ft, Yellow Pine Forest. Forest Rd. 26 (to Mt. Shasta), 5.0 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir 1798 Comment
  CAS-BOT-BC60320  Nasturtium officinale Mrs. H. C. Cantelow 1936-5-20 1263 Trinity North of Trinity Center. Comment
  SD71329  Navarretia atractyloides John Thomas Howell 1955-6-13 30375 Trinity Hayfork 715 Comment
  UC133777  Navarretia divaricata Mrs. M. H. Manning Jun 1901 101 Trinity Trinity Summit Comment
  UC1553522  Navarretia intertexta E. Dean 1988-6-12 32 Trinity Hayfork, SE shore of reservoir Comment
  HSC37581  Navarretia intertexta J. D. Ackerman, A. M. Montalvo 1975-7-15 540 Trinity Hayfork Summit, Hwy. 3, between Douglas City and Hayfork 1098 Comment
  HSC43346  Navarretia leptalea Maralyn O'Meara 1973-7-4 258 Trinity Near crossing of Ditch Gulch by road to Blue Point, W of N Dubakella Mtn. Comment
  UC933394  Navarretia linearifolia subsp. pinnatisecta Annie M. Alexander and Louise Kellogg 1948-8-14 5487 Trinity Stuarts Fork of Trinity River Trinity Mountains, Stuarts Fork of Trinity River Comment
  HSC76561  Navarretia mellita Athy Ferguson 1981-7-9 8111 Trinity Near Duncan Ranch 960 Comment
  POM230564  Navarretia sinistra J. T. Howell 1937-7-28 13600 Trinity Trinity River Canyon near Eagle Creek Comment
  POM332468  Navarretia sinistra subsp. pinnatisecta Thomas W. Nelson, Jane P. Nelson 1977-7-30 3683 Trinity Along logging road just N of the N Fork of Black Lassic Creek. 1463 Comment
  HSC55546  Navarretia squarrosa G. L. Clifton 1979-7-19 8797 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC24127  Nemophila heterophylla J. O. Sawyer 1970-4-18 2492 Trinity Above New River. 244 Comment
  HSC27548  Nemophila heterophylla J. P. Smith 1973-4-7 5981 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
  RSA256701  Nemophila heterophylla R. M. Sullivan 1975-5-17 83 Trinity Humboldt Meridian; along State Route 299 at the Hayden Flat Campground. 390 Comment
  UCR138752  Nemophila menziesii M. Brooks, Julie Evens, H. Johnson 1997-3-8 01 Trinity Southfork Rd., 12 mi south of Hwy 299 252 Comment
  CAS-BOT-BC231207  Nemophila parviflora G. R. Kleeberger 1880-5-30 s.n. Trinity Unspecified Comment
  HSC51329  Nemophila parviflora G. L. Clifton, Overton 1979-6-3 3793 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  HSC59989  Nemophila parviflora J. O. Sawyer, R. J. Cole 1978-4-20 3113 Trinity Above Hwy. 299 at White's Bar. Comment
  JEPS1525  Nemophila parviflora W. L. Jepson 1934-5-6 16661 A Trinity South Fork Mt. Comment
  CAS-BOT-BC183661  Nemophila parviflora Eugene Carter 1975-3-31 919 Trinity East Fork of North Fork Trinity River. On the Barney Gulch Logging Road 548 Comment
  RSA49700  Nemophila parviflora var. parviflora P. A. Munz 1949-5-15 13213 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  UCD126694  Nicotiana attenuata Joseph M. DiTomaso 1976-8-20 676 Trinity Trinity Alps. Hodges Cabin. 1402 Comment
  CAS-BOT-BC60602  Noccaea fendleri subsp. glauca Alice Eastwood; John Thomas Howell 1937-6-25 4974 Trinity Between Eagle and Bear Creeks. Comment
  HSC67292  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-6-17 5504 Trinity Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24 945 Comment
  HSC67420  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-5-25 5305 Trinity Six Rivers National Forest, along E side of Red Mtn. 1159 Comment
  HSC69905  Noccaea fendleri subsp. glauca Thomas W. Nelson 1978-5-27 4044 Trinity Red Mtn. 1250 Comment
  CAS-BOT-BC60604  Noccaea fendleri subsp. glauca P. A. Munz 1951-7-18 16649 Trinity Stuart Gap, north base of North Yolla Bolly Mountains. 1524 Comment
  RSA211332  Noccaea fendleri subsp. glauca William J. Ferlatte 1967-8-17 985 Trinity Landers Lake basin. Trinity Alps. 2134 Comment
  HSC28766  Notholithocarpus densiflorus var. echinoides J. P. Smith 1973-4-21 6235 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC45479  Notholithocarpus densiflorus var. echinoides Maralyn O'Meara 1972-9-18 118 Trinity Along trail to Lion Lake, Coffee Creek Comment
  CHSC114624  Notholithocarpus densiflorus var. echinoides J. Kierstead 1991-5-6 91 -32 Trinity Weaverville Ranger Dist., 1/4 mi. S of Elder Gulth, 1 mi. NW of Coffee Creek Station. Comment
  CHSC30156  Nuphar lutea subsp. polysepala M. S. Taylor 1980-6-12 2863 Trinity S side of 5N40, ca. 3.7 mi s of its jct with Underwood Mt Rd (5N09), ca. 9.5 mi s of Trinity Hwy (299) at Burnt Ranch. Comment
  CAS-BOT-BC140460  Oemleria cerasiformis Annie M. Alexander; Louise Kellogg 1949-6-26 5710 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area 1706 Comment
  HSC59876  Oemleria cerasiformis J. P. Smith 1975-5-17 8136 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  SEINET10453199  Oenothera hookeri subsp. angustifolia Mary Susan Taylor 1980-7-16 Taylor 3148 Trinity Shasta-Trinity Natl Forest, on E side of Canyon Creek Road, ca. 5 mi N of Junction City on Hwy 299. Comment
  UCR37956  Onychium densum P. Williams, B. Kearney, M. Malamus 1984-5-12 16 Trinity Philpot [Cold Springs] Campground 979 Comment
  HSC72111  Oreostemma alpigenum var. andersonii J. P. Smith 1976-9-7 8991 Trinity Scott Mtn. Campground 1646 Comment
  HSC92580  Oreostemma alpigenum var. andersonii Jennifer Whipple 1976-9-27 1809 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the Upper Deadfall Lakes 2165 Comment
  HSC92598  Oreostemma alpigenum var. andersonii Jennifer Whipple 1976-7-7 1316 Trinity Near the upper Deadfall Lakes 2378 Comment
  HSC46866  Orobanche fasciculata William J. Ferlatte 1976-9-22 1856 Trinity E side of Grouse Ridge, opposite Yellow Rose Mine. 2075 Comment
  RSA0059181  Orobanche fasciculata Harry Stanley Yates 1914-5-25 354 Trinity Musser Hill. 914 Comment
  SEINET10836886  Orobanche fasciculata var. franciscana Mary Susan Taylor 1980-6-18 Taylor 2927 Trinity T1N R10W sec 28. Shasta-Trinity Natl Forest; serpentine slope on S side of Midas Saddle Rd, ca. 4.5 mi N of its jct with Hwy 36. 1219 Comment
  HSC27525  Orobanche uniflora J. P. Smith 1973-4-7 5975 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  HSC59303  Orobanche uniflora R. York 1979-4-29 253 Trinity Along the Gray's Falls trail above the confluence of the New and Trinity Rivers 305 Comment
  UC1197135  Orogenia fusiformis Joseph P. Tracy 1946-6-16 17585 Trinity S. Fork Mt., the Race Track 1676 Comment
  HSC22231  Orthilia secunda J. O. Sawyer 1968-9-1 639 Trinity Along Limestone Ridge from Pony Mtn. to Marble Springs 1799 Comment
  HSC256  Orthocarpus cuspidatus subsp. copelandii William J. Ferlatte 1967-8-18 1021 Trinity Red Rock Mtn. 2043 Comment
  JEPS81782  Orthocarpus cuspidatus subsp. copelandii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6846 Trinity s slope Scott Mountain; s slope of Scott Mountain 1950 Comment
  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
  SBBG26848  Orthocarpus imbricatus H. E. Parks, J. P. Tracy 1941-8-27 11516 Trinity Cold Springs area, South Fork Mtn Comment
  RSA66897  Osmorhiza berteroi P. A. Munz 1951-7-17 16569 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC72539  Osmorhiza purpurea Gail Newton 1980-7-1 806 Trinity Near Hayden Roughs. 1250 Comment
  UCD98972  Oxyria digyna Joseph M. DiTomaso 1976-8-10 663 Trinity 100 yards south of Anna Lake. 2316 Comment
  HSC39127  Packera greenei Gary S. Lester, R. J. Mastrogiuseppe 1974-6-29 314 Trinity FS Rd. 28N10, near Grasshopper Camp 1372 Comment
  HSC68775  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-19 5655 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge along Forest Servcie Rd. 29N62, 1.3 mi. W of junction with FS Rd. 29N58 1220 Comment
  UC1070195  Packera greenei C. R. Clar 1930-7-3 83 Trinity Dubakella Trinity Forest, Hoaglin Quad. Comment
  HSC64577  Panicum acuminatum var. fasciculatum J. O. Sawyer 1979-5-27 3367 Trinity Along Hwy. 299, 3.9 mi. E of bridge across N Fork of the Trinity River near Helena 610 Comment
  UC526844  Panicum oligosanthes var. scribnerianum Joseph P. Tracy 1926-5-31 7523 Trinity near Cedar Flat (on Trinity River); Northern Coast Ranges, on Trinity River 304 Comment
  UCD107442  Parnassia fimbriata Joseph M. DiTomaso 1976-8-31 684 Trinity Cross country route from Landers Lake to Union Lake, just above Union Lake. 1950 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
  HSC48878  Pectocarya pusilla J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9887 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  SEINET7073496  Pectocarya pusilla A. G. Vestal 1963-6-5 s.n. Trinity About 4.3 miles south of Hayfork on Route 3. UTM Zone 10, 485846mN, 4482358mN. Coordinate datum: NAD27. Comment
  RSA49785  Pedicularis attollens E. K. Balls 1949-7-7 13881 Trinity Scott Mountain Camp Meadow, Scott Mt. 1631 Comment
  JEPS74631  Pedicularis bracteosa var. flavida William J. Ferlatte, Alice Q. Howard 1970-8-12 1317 Trinity ridge w of upper Canyon Creek; Trinity Alps 2255 Comment
  UC922565  Pedicularis contorta Annie M. Alexander and Louise Kellogg 1948-8-6 5428 Trinity Canyon Creek, tributary of Trinity River Canyon Creek; Trinity Mountains 1676 Comment
  HSC74327  Pedicularis densiflora M. A. Baker 1980-6-25 2276 Trinity Near Castle Rock. 1436 Comment
  SFV18688  Pedicularis densiflora P. Wilson, M. Mesler 2003-3-2 3887 Trinity Gray Falls Camp off US-299. 290 Comment
  UC447227  Pedicularis densiflora Harry S. Yates 1914-5-21 335 Trinity Little East Weaver Creek 914 Comment
  HSC81877  Pedicularis densiflora Thomas W. Nelson, D. Gordon 1980-5-7 5173 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  HSC97595  Pedicularis densiflora Kevin Thomas 2004-3-19 8 Trinity Gray Falls Picnic Area, Hwy. 299 Comment
  SEINET12270444  Pedicularis densiflora J. P. Tracy 1950-1 18633 Trinity 3 mi SE of Kuntz, along Duzen River Comment
  CHSC63355  Pedicularis racemosa Vernon H. Oswald; Lowell Ahart 1994-7-11 6385 Trinity Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. 1798 Comment
  CDA10817  Pellaea brachyptera G. F. Hrusa 1993-7-24 11391 Trinity Trinity Mountains; Ridge to N of Bonanza King Lookout, approx. 1 m. N of hdwtrs of Scorpion Creek. 1584 Comment
  HSC28846  Pellaea brachyptera J. P. Smith 1973-4-21 6341 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC46760  Pellaea brachyptera William J. Ferlatte 1968-6-9 1157 Trinity Packers Peak 2134 Comment
  HSC63671  Pellaea brachyptera D. W. Taylor, Kathleen A. Teare 1979-9-7 7672 Trinity Twin Sisters Mtn. 1655 Comment
  HSC72514  Pellaea brachyptera Gail Newton 1980-7-2 954 Trinity Near N Kelsey Peak 1463 Comment
  HSC73364  Pellaea mucronata R. York 1980-5-25 784 Trinity Near Shannon Butte 914 Comment
  JEPS5718  Penstemon anguineus Rimo Bacigalupi with L. Constance, Reid Moran, R. Rodriguez and Sherwin Carlquist 1951-6-12 3381 Trinity 1/2 mi n Wildwood (along Hay Fork Trinity River, n of State Road 36); along Hay Fork of Trinity River, n of Wildwood 1005 Comment
  SFV3439  Penstemon anguineus H. Dearing, M. Dearing 1939-6-26 3722 Trinity Trinity Mountains. Horse Ridge near Picket Peak Lookout. Comment
  UC169018  Penstemon anguineus Mrs. M. H. Manning June 1901 89 Trinity Trinity Summit Comment
  UC1238943  Penstemon anguineus Freed W. Hoffman 1949-7-14 3075 Trinity Blue Ridge North Coast Ranges, , Blue Ridge (Mt. Lassic area) 1524 Comment
  HSC62707  Penstemon azureus M. A. Baker 1979-7-4 1004 Trinity Jone's Ridge, summit Comment
  SEINET184729 Image available Penstemon azureus C. L. Hitchcock, J. S. Martin 1939-7-12 5351 Trinity 6 miles north of Dedrick on Canyon Creek Trail, Salmon-Trinity Alps Comment
  HSC82609  Penstemon azureus Thomas W. Nelson, Jane P. Nelson 1979-5-26 4729 Trinity Along Hwy. 3 at S end of Eagle Creek Loop Comment
  RSA425615  Penstemon azureus Bonnie C. Templeton 1957-6-23 s.n. Trinity South slope of Mt. Scott, Scott Mtns near the Trinity Co. line. Comment
  CAS-BOT-BC266686  Penstemon calcareus P. A. Munz; I. M. Johnston; R. D. Harwood 1920-5-21 4154 Trinity Vicinity of Bonanza King Mine, E slope of Providence Mountains, Mojave Desert 1371 Comment
  HSC32168  Penstemon davidsonii J. O. Sawyer 1970-7-22 2338 Trinity Crest between Canyon Creek and Rattlesnake Creek drainages 2561 Comment
  HSC20986  Penstemon deustus D. E. Anderson 1963-5-12 2420 Trinity Near Trinity - New River Canyons Comment
  UCD124090  Penstemon deustus Joseph M. DiTomaso 1976-7-29 516 Trinity Trinity Alps; Stuarts Fork Trail below Emerald Lake. 1554 Comment
  HSC59932  Penstemon filiformis D. L. Goforth 1979-7-6 219 Trinity 0.2 mi. N of Eagle Creek Campground Comment
  CHSC1864  Penstemon heterodoxus V. Holt 1942-8-2 Trinity Morris Meadows, Trinity Alps. 1371 Comment
  CHSC27313  Penstemon laetus var. sagittatus T. B. Devine 1976-8-8 353 Trinity 6 mi n of Weaverville on Hwy 3. 822 Comment
  HSC21056  Penstemon newberryi var. berryi R. Spellenberg 1963-7-7 189 Trinity Trail to E Weaver Lake, near Weaverville, Weaver Bally 1982 Comment
  NY629977  Penstemon parvulus B. J. Ertter 1990-7-16 9394 Trinity Northwest side of Mt. Eddy southwest of Weed, 1-2 miles east of Park Creek Trailhead (=crest of Rt 17) on south side of Deadfall VABM ridge 2316.5 Comment
  SD98955  Penstemon parvulus Darley F. Howe 1977-6-30 4972 Trinity Weaver Bally Rd. 1676 Comment
  UC577401  Penstemon parvulus Joseph P. Tracy 1935-8-1 14422 Trinity 3 mi se Salmon Summit (Salmon Summit Mine); , se of Salmon Summit 1859 Comment
  UC922584  Penstemon parvulus Annie M. Alexander and Louise Kellogg 1948-9-1 5565 Trinity Cloride Mine Trinity Mountains, , Dedrick (Dedrick, Trinity Mountains) 1325 Comment
  CHSC114660  Penstemon parvulus V. Parker Long 1992-6-10 3 48 b Trinity Hayfork Ranger District. Edge of plantation, in road bank. Comment
  NY638935  Penstemon procerus var. brachyanthus A. M. Alexander 1948-8-10 5467 Trinity Upper Canyon Creek Lake 1767.8 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
  HSC65954  Penstemon purpusii Gail Newton 1980-7-3 1000 Trinity Near Horsehead Mtn. 1753 Comment
  HSC63121  Penstemon purpusii M. A. Baker 1979-6-22 880 Trinity S slope of Horsehead Mtn. Comment
  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
  HSC24065  Pentagramma triangularis J. O. Sawyer 1970-4-18 2475 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  CAS-BOT-BC77123  Pentagramma triangularis subsp. triangularis Doris Kildale 1931-5-30 10748 Trinity Weaverville Comment
  JEPS19082  Pentagramma triangularis subsp. triangularis Joseph P. Tracy 1926-10-10 7810 Trinity bank of Trinity River Salyer; Northern Coast Ranges 182 Comment
  HSC55526  Perideridia kelloggii Gilbert Muth 1979-7-18 8589 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  CAS-BOT-BC222758  Perideridia leptocarpa Alice Eastwood 1901-7-2 s.n. Trinity Canon [Canyon] Creek Comment
  CAS-BOT-BC227421  Perideridia leptocarpa Eugene Carter 1975-6-18 965 Trinity North Fork Trinity River. Along trail south of Raymond Flat 792 Comment
  JEPS14229  Perideridia parishii subsp. latifolia Joseph P. Tracy 1935-8-3 14493 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  UC1584317  Perideridia parishii subsp. latifolia Susan Horner-Till with M. D. Huffine 1981-9-2 872 Trinity below Rd38N17 2/3 mi se jct with Rd. 37N36; Tamarack Lake drainage 1737 Comment
  CAS-BOT-BC413698  Persicaria hydropiper John Thomas Howell 1936-8-25 12779 Trinity Near Trinity Center Comment
  CHSC55249  Persicaria maculosa L. P. Janeway 1987-6-29 2393 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; flat mdw-wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch. 533 Comment
  HSC69929  Phacelia corymbosa Thomas W. Nelson, J. O. Sawyer 1978-6-9 4124 Trinity Red Mtn. 1250 Comment
  HSC74254  Phacelia corymbosa M. A. Baker 1980-7-12 2816 Trinity Near Black Lassic 1753 Comment
  UC956792  Phacelia corymbosa L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-13 3386 Trinity 6.8 mi w Peanut (on road to Forest Glen); Post Creek Comment
  POM230336  Phacelia corymbosa J. T. Howell 1936-8-24 12720 Trinity Six and a half miles north of Carrville. Comment
  HSC44434  Phacelia dalesiana Carolyn Sanford 1977-5-21 382 Trinity Scott Mtn. Campground 1646 Comment
  JEPS75967  Phacelia dalesiana William J. Ferlatte and J. Di Tomaso 1976-7-7 1776 Trinity ca 6 mi wnw Trinity Center (along USFS trail 8 W 13 from Deer Flat to Shimmy Lake 1/4 to 1/2 mi e of Deer Flat camp); Trinity Alps, Swift Creek drainage 2011 Comment
  HSC70591  Phacelia heterophylla Gail Newton 1980-7-3 1021 Trinity Near Horsehead Mtn. 1753 Comment
  HSC76571  Phacelia heterophylla Athy Ferguson 1981-7-23 8183 Trinity Near Jones Ridge 1408 Comment
  UC1433899  Phacelia leonis Joseph M. DiTomaso 1976-7-8 601 Trinity on Parker Creek Trail 1 mi nw junction with Deer Flat Trail; Parker Creek Meadows 1828 Comment
  UC562577  Phacelia leonis Joseph P. Tracy 1935-8-3 14443 Trinity by stream Mary Blaine Mt. 1950 Comment
  JEPS1543  Phacelia mutabilis W. L. Jepson 1897-7-25 21041 Trinity South Yallo Balley; ; [=modern Solomon Peak, see FB 1_107] Comment
  UC923094  Phacelia mutabilis Freed W. Hoffman 1950-7-7 3309 Trinity Hayfork-Douglas City Hwy 6.5 mi n Hayfork; North Coast Ranges Comment
  HSC51  Phacelia mutabilis William J. Ferlatte 1966-7-1 180 Trinity Upper Canyon Creek Meadow 1524 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
  UCD120657  Phacelia pringlei Alfred H. Murphy 1957-7-23 57 P Trinity Deadfall Creek, eastern base of Mt. Eddy, Shasta National Forest. 2011 Comment
  UCD15148  Phacelia pringlei K. F. Mawdsley 1996-7-11 23 Trinity Trinity County. Along trail from Parks Creek trailhead to Mt. Eddy, about level of lowest lake. 2334 Comment
  HSC4424  Phacelia procera William J. Ferlatte 1967-8-6 786 Trinity Canyon Creek Lakes, above upper lake 1738 Comment
  UC24450  Phacelia procera Joseph Burtt Davy and Walter C. Blasdale 1899-5 5786 Trinity Trinity Summit Comment
  CAS-BOT-BC77440  Philadelphus lewisii Joseph P. Tracy 1941-6-29 16963 Trinity Mad River 792 Comment
  CAS-BOT-BC77443  Philadelphus lewisii Harry S. Yates 1914-6-11 7 -141 Trinity Trinity National Forest, Rush Creek 609 Comment
  UC922620  Philadelphus lewisii Annie M. Alexander and Louise Kellogg 1948-8-25 5558 Trinity above Morris Meadow (edge of creek); Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  RSA0057391  Philadelphus lewisii Lyman Benson 1930-7-18 s.n. Trinity Middle N. Coast Mt Range, Trinity River. 457 Comment
  RSA0057812  Philadelphus lewisii E. K. Balls 1949-6-29 13670 Trinity Above Ripstien Camp, Canyon Creek. 808 Comment
  SEINET6641365  Philadelphus lewisii E. K. Balls 1949-6-29 13670 Trinity Above Ripstein Camp, Canyon Creek 808 Comment
  HSC58495  Phleum pratense Gilbert Muth 1979-7-18 8518 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  HSC58511  Phleum pratense Walter Overton 1979-7-18 8744 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  HSC40479  Phlox diffusa J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2623 Trinity Slopes to top of Silago Peak 2470 Comment
  RSA211155  Phlox diffusa subsp. diffusa William J. Ferlatte 1966-6-2 68 Trinity Canyon Creek, above McKay Camp. Trinity Alps 1524 Comment
  HSC28392  Phlox speciosa subsp. nitida J. P. Smith 1973-4-21 6198 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC26707  Phoenicaulis cheiranthoides William J. Ferlatte 1968-6-9 1150 Trinity Packers Peak summit 2387 Comment
  SEINET7073509  Pholistoma membranaceum A. G. Vestal 1963-6-4 s.n. Trinity About 2 miles east of Hayfork on Route 3. UTM Zone 10, 487599mN, 4488769mN. Coordinate datum: NAD27. Comment
  HSC56847  Phoradendron serotinum subsp. tomentosum Walter Overton 1979-7-18 8735 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  UC130598  Phyllodoce empetriformis H. M. Hall July, 1909 8697 Trinity Salmon Mountains, North Fork Swift Creek North Fork Swift Creek; Salmon Mountains, North Fork Swift Creek 1981 Comment
  CAS-BOT-BC60781  Physaria occidentalis P. A. Munz 1951-7-20 16714 Trinity North Yolla Bolly Mountains. Fisher Ridge east of Black Rock. 2194 Comment
  HSC75367  Physaria occidentalis J. O. Sawyer, K. A. Sawyer 1980-6-18 3439 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  HSC91037  Physaria occidentalis subsp. occidentalis Jennifer Whipple 1976-6-24 1117 Trinity Trinity and Siskiyou counties, summit region of Mt. Eddy 2744 Comment
  UC1128129  Physocarpus capitatus N. French 1932-9-17 20 Trinity E Fork of N.Fork of Trinity River; Big Bar Quadrangle 762 Comment
  UCD113681  Physocarpus capitatus G. F. Hrusa 1992-5-30 10439 Trinity Approx. 10 ft. tall on bank of Scorpion Creek along road to Bonanza King lookout off Hwy 3. Comment
  UCR5074  Physocarpus capitatus Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  SEINET10530615  Picea breweriana Mary Susan Taylor 1980-7-15 Taylor 3128 A Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  UC1452395  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-7-21 Trinity ridge above Yellow Rose and Dorleska mines 2072 Comment
  UCD102281  Pinus balfouriana Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail. Mount Eddy close to the summit. 2640 Comment
  HSC28838  Pinus jeffreyi J. P. Smith 1973-4-21 6349 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  CAS-BOT-BC78785  Pinus lambertiana Eugene Carter 1973-6-20 613 Trinity Hobo Gulch, Open Ridge Southwest of Pfeiffer [Pflat] Flat Comment
  CAS-BOT-BC72984  Pinus monticola P. A. Munz 1951-7-21 16785 Trinity North Yolla Bolly Mts., Fisher Ridge 2103 Comment
  HSC28776  Pinus ponderosa J. P. Smith 1973-4-21 6215 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC42003  Pinus ponderosa Ed Cope 1977-7-17 77 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  CAS-BOT-BC72742  Pinus sabiniana L. B. Kildale 1930-10-19 10269 Trinity Trinity River at Betty May Mine Comment
  CAS-BOT-BC137282  Piperia elegans Eugene Carter 1974-7-4 852 Trinity Field redacted by CAS, contact the data manager for more information 594 Comment
  UCD138997  Piperia unalascensis Joseph P. Tracy 1947-6-27 17724 Trinity South Fork Mountain. North of Crossing of Trinity Highway. 1524 Comment
  RSA125704  Plagiobothrys nothofulvus E. K. Balls 1957-5-24 22552 Trinity Hayfork. 716 Comment
  HSC73915  Plagiobothrys tenellus R. York 1980-5-24 683 Trinity Near Long Ridge. 1036 Comment
  HSC38765  Platanthera dilatata var. leucostachys J. D. Ackerman, A. Montalvo, M. Mesler, K. Mesler 1976-6-22 761 Trinity Hwy. 3, 14 mi. N of Trinity Center, near Eagle Creek Campground Comment
  HSC92783  Platanthera dilatata var. leucostachys Jennifer Whipple 1977-8-3 2107 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  CHSC30672  Platanthera sparsiflora M. S. Taylor 1980-7-1 3023 Trinity At end of 36N25, beginning of Swift Creek trail, ca. 5 mi due sw of Trinity Center. 1158 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
  SEINET10296822  Platanthera sparsiflora Unknown 1923-7-1 6491 Trinity Plants of Northern Coast Ranges of California TRINITY COUNTY SOUTH FORK MOUNTAIN near sumit on road to Low Gap of Mad River Altitude about 3500 feet Springy place in cold woods Comment
  UCD139014  Platanthera sparsiflora Joseph M. DiTomaso 1976-6-24 489 Trinity Swift Creek Trail just southeast of junction with Granite Lake Trail. 1249 Comment
  SEINET4890920  Platanus acerifolia Unknown 1971-10-30 s.n. Trinity Coffee Creek Comment
  HSC67535  Platystemon californicus J. P. Smith 1973-5-6 6584 Trinity Blanchert Flats near Douglas City Comment
  UCD96074  Platystemon californicus James P. Smith 1973-5-6 6584 Trinity in Blanchert Flats near Douglas City. Comment
  HSC67489  Plectritis ciliosa J. P. Smith 1973-5-6 6585 Trinity Blanchert Flats near Douglas City Comment
  HSC45459  Plectritis macrocera M. Alcasas 1978-5-13 63 Trinity Philpot Campground. 793 Comment
  HSC49729  Plectritis macrocera J. O. Sawyer, R. J. Cole 1978-4-20 3097 Trinity Above Hwy. 299 at White's Bar. Comment
  RSA125673  Plectritis macrocera E. K. Balls 1957-5-25 22568 Trinity 7.5 miles NW from forest Glen, Hwy 36. 1220 Comment
  UC1222347  Pleuricospora fimbriolata Joseph P. Tracy 1950-7-25 19072 Trinity South Fork Mountain, about 1 mile South of Racetrack Comment
  HSC65260  Poa annua J. P. Smith 1973-4-21 6280 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC10654  Poa bulbosa C. S. Chavez 1965-4-30 52 Trinity Hwy. 299, downtown Weaverville. Comment
  HSC59329  Poa bulbosa R. York 1979-4-29 257 Trinity Gray's Falls Campground. 305 Comment
  HSC62872  Poa bulbosa J. M. DiTomaso 1979-4-29 936 Trinity Gray's Falls Campground. 305 Comment
  UCR37558  Poa bulbosa K. Faber, Scott LaChance, Mike Rekart 1984-5-12 30 Trinity Basin Gulch Campground 915 Comment
  SEINET10517065  Poa bulbosa Botany 118 1985-5-11 BOTANY 118 COLLECTION UMO 176536 Trinity H.M. Basin Gulch Campground off Hwy 36. Sunny, grassy site in Jeffrey pine, Quercus kelloggii habitat. 792 Comment
  HSC98421  Poa cusickii subsp. epilis Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2942 Trinity Shasta-Trinity National Forest, 81 mi. W of Redding, Pony Camp just below Limestone Ridge. 2073 Comment
  CAS-BOT-BC246638  Poa howellii John Thomas Howell 1955-6-14 30415 Trinity 2 miles west of Buckhorn Mt. summit 792 Comment
  UC552663  Poa pratensis subsp. pratensis Joseph P. Tracy 1935-8-3 14505 Trinity Mary Blaine Meadow Mary Blaine Mt 1950 Comment
  CHSC32237  Poa pringlei James Jokerst 1980-8-20 1101 Trinity North Coast Ranges. Near Solomon Peak. [Latitude on label (22 degrees 46' 2' N) is very incorrect. Substituted value is for Solomon Peak on the Yolla Bolly SW quad.] Comment
  HSC78263  Poa pringlei John S. Palmer 1976-7-3 455 Trinity Bear Lakes area, slope N side of Log Lake. 1860 Comment
  RSA79334  Poa secunda E. K. Balls, Lee W. Lenz 1952-5-13 17228 Trinity 5.1 miles s.w from Douglas City Bridge over Trinity Ricer on road to Hayfork. Comment
  JEPS57213  Poa secunda subsp. juncifolia L. R. Heckard 1967-8-13 1725 Trinity summit region Mt Eddy 2743 Comment
  CAS-BOT-BC243279  Poa secunda subsp. secunda Doris Kildale 1931-5-30 10806 Trinity Weaverville Comment
  HSC27536  Poa secunda subsp. secunda J. P. Smith 1973-4-7 5957 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
  HSC53377  Poa secunda subsp. secunda G. L. Clifton, Overton 1979-6-3 3602 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC65372  Poa secunda subsp. secunda J. P. Smith 1973-5-6 6597 Trinity Blanchert Flats near Douglas City Comment
  HSC70575  Poa secunda subsp. secunda Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  HSC72524  Poa secunda subsp. secunda Gail Newton 1980-7-2 904 Trinity Near Swim Ridge 1341 Comment
  HSC72867  Poa secunda subsp. secunda M. A. Baker 1980-6-25 2251 Trinity Near Castle Rock. 1436 Comment
  HSC771  Poa secunda subsp. secunda William J. Ferlatte 1967-8-16 943 Trinity E side of Packers Peak 1982 Comment
  JEPS70657  Poa secunda subsp. secunda F. P. Cronemiller 1923-7-17 772 Trinity Frying Pan; Mendocino Nat'l Forest Comment
  UC552665  Poa secunda subsp. secunda Joseph P. Tracy 1935-8-7 14594 Trinity at head of White's Creek; Devil's Canyon Mts 2072 Comment
  UC796541  Poa secunda subsp. secunda Roxana S. Ferris and Laura Lorraine 1948-6-11 11684 Trinity summit between Mad River and S Fork Trinity River (State Hwy 36) 1359 Comment
  UCD92011  Poa secunda subsp. secunda D. Sanchez-Mata; S. Rivas-Martinez, M. Costa and M. Ladero 1998-6-9 s.n. Trinity Trinity County: 1350 Comment
  UC2046566  Poaceae William J. Ferlatte 1976-9-21 1841 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope Comment
  UC2046567  Poaceae William J. Ferlatte 1976-9-21 1840 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope Comment
  UC2046570  Poaceae William J. Ferlatte 1976-9-21 1833 Trinity Big Flat at head of Coffee Creek; forest west of Coffee Creek Rd. Comment
  JEPS121598  Podagrostis thurberiana Danielle Roach 2011-8-23 Trinity Fawn Creek Meadow, the Eddys. Large flat wet meadow, on ultramafic soil. Mumbo Basin quadrangle. FC1-plot2 Comment
  RSA66481  Polemonium californicum P. A. Munz 1951-7-21 16782 Trinity Fisher Ridge, North Yolla Bolly Mountains 2043 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
  POM258924  Polemonium pulcherrimum C. L. Hitchcock, J. S. Martin 1939-7-11 5396 Trinity West wall of Canyon Creek, 11 miles north of Dedrick in Trinity Alps 2439 Comment
  CHSC1313  Polygala cornuta M. Anthony 1960-5-1 Trinity Comment
  SEINET10493885  Polygala cornuta Mary Susan Taylor 1980-7-22 Taylor 3160 A Trinity Shasta-Trinity Natl Forest, open dry stony flat on W side of Trinity River, just N of Eagle Creek Camp on Hwy 135. 853 Comment
  CAS-BOT-BC170356  Polygala cornuta var. cornuta G. R. Kleeberger 1880-7-9 s.n. Trinity Weaverville 1524 Comment
  CAS-BOT-BC170361  Polygala cornuta var. cornuta J. H. Thomas 1949-6-14 928 Trinity Canyon of the Trinity River between Salyer and Del Loma Comment
  UCD100004  Polygonum aviculare subsp. depressum D. C. Hagar 1957-7-30 29 Trinity 5 miles southeast of Salyer. Comment
  UC1198075  Polygonum bistortoides Joseph P. Tracy 1935-8-3 14501 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  HSC34210  Polygonum douglasii J. P. Smith, J. O. Sawyer 1973-7-4 7111 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC35874  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2087 Trinity Brown's Canyon Campground Comment
  HSC68648  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-18 5551 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  RSA293141  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-18 5551 Trinity Along road 1N10, 1 mile from jct. with road 2N07 (7). Shasta-Trinity National Forest. 1372 Comment
  RSA78060  Polygonum douglasii P. A. Munz 1952-6-29 17826 Trinity 0.5 mi S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  UC672959  Polygonum douglasii subsp. douglasii Joseph P. Tracy 1935-8-7 14635 A Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  CAS-BOT-BC95029  Polygonum douglasii subsp. spergulariiforme R. C. Wenk 2005-7-18 282 Trinity Scott Mtns., border btwn. Trinity & Siskiyou Counties, along Pacific Crest Trail, 1 mi. E of Hwy. 3 1750 Comment
  CAS-BOT-BC421096  Polygonum spergulariiforme Lewis S. Rose 1955-7-16 55117 Trinity 2 mi. n. of Douglas City 548 Comment
  SEINET4335270  Polygonum spergulariiforme S. K. Harris, Carl Ludwig, J. P. Tracy 1939-9-4 942 Trinity Van Duzen River, 3 mi below Hettenshaw Valley 900 Comment
  HSC27509  Polypodium californicum J. P. Smith 1973-4-7 5944 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC27132  Polypodium glycyrrhiza J. P. Smith, J. O. Sawyer 1973-2-10 5834 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  HSC86994  Polypodium glycyrrhiza Brent Helm, Curtis Miller, Mark Steiger 1988-3-12 25 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
  HSC72651  Polypogon maritimus Gail Newton 1980-6-26 651 Trinity Near Underwood Creek. 451 Comment
  HSC73809  Polystichum imbricans M. Baker 1980-6-25 2268 Trinity Near Castle Rock 1436 Comment
  CAS-BOT-BC76743  Polystichum imbricans subsp. imbricans Doris Kildale 1931-5-17 10703 Trinity Hawkins Bar 182 Comment
  HSC35954  Polystichum imbricans subsp. imbricans Thomas W. Nelson 1975-6-20 1956 Trinity Black Lassic area 1799 Comment
  HSC36401  Polystichum imbricans subsp. imbricans J. P. Smith, J. O. Sawyer 1973-7-4 7032 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs 1555 Comment
  CAS-BOT-BC76725  Polystichum lemmonii Milo S. Baker 1926-8-8 229 a Trinity Bet Red Mt. and Granite Peak 2194 Comment
  HSC75522  Polystichum lemmonii J. O. Sawyer 1980-8-9 4008 Trinity Along trail to Luella Lake 2104 Comment
  HSC50825  Polystichum munitum G. L. Clifton, Overton 1979-6-3 3638 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC54071  Polystichum munitum Walter Overton 1979-7-17 8119 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  HSC54095  Polystichum munitum Walter Overton 1979-7-17 8176 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC69805  Populus trichocarpa Thomas W. Nelson, Jane Nelson 1978-3-25 3817 Trinity Along Indian Creek near junction with Trinity River 488 Comment
  HSC78356  Potentilla flabellifolia John S. Palmer 1974-9-15 277 Trinity Bear Lakes Area, SW of Big Bear Lake 1768 Comment
  CDA33624  Potentilla recta Lockhart 2010-8-26 PDR# 1475723 Trinity Mad River; Miller Spring Rd. near South Fork Mountain Rd. 0 Comment
  UC722293  Primula suffrutescens C. L. Hitchcock and J. S. Martin 1939-7-11 5397 Trinity 11 mi n Dedrick (in Trinity Alps, w wall of Canyon Creek); Trinity Alps, w wall of Canyon Creek 2438 Comment
  HSC54080  Prunella vulgaris subsp. lanceolata Walter Overton 1979-7-17 8145 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC32269  Prunella vulgaris subsp. lanceolata J. O. Sawyer 1971-8-13 2438 Trinity Between Stoddard and Mc Donald Lakes 1814 Comment
  CAS-BOT-BC163072  Prunus emarginata Carl B. Wolf 1937-8-12 9162 Trinity North Coast Range, South Fork Mountain, 8 3/10 mi. So. of Cold Spring Lookout 1371 Comment
  HSC74894  Prunus emarginata J. P. Smith 1978-5-28 9939 Trinity Shasta-Trinity National Forest. Along Coffee Creek Rd. near Union Creek 1341 Comment
  HSC60313  Prunus subcordata J. P. Smith, J. O. Sawyer 1973-4-14 6097 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  JEPS44901  Prunus virginiana var. demissa W. L. Jepson 1897-7-27 13840 Trinity North Fork Middle Eel River, Carter Rohrsby's Camp, s Trinity County Comment
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Jan 18 2009
  RSA293187  Prunus virginiana var. demissa J. P. Smith, John Sawyer, Jane Cole 1978-5-28 9950 Trinity Shasta-Trinity National Forest. Along Coffee Creek Road at Coffee Creek Ranch. 976 Comment
  UC666840  Prunus virginiana var. demissa Joseph P. Tracy 1935-8-9 14727 Trinity East Fork of New River 731 Comment
  UCD113523  Prunus virginiana var. demissa Joseph M. DiTomaso 1975-6-30 75 Trinity Morris Meadows on Stuarts Fork Trail. Comment
  CHSC116254  Pseudoroegneria spicata Peter F. Zika; Barbara L. Wilson 2011-7-31 25679 Trinity Route 3, 0.9 road miles southeast of Scott Summit, 2 air miles south-southwest of summit of Scott Mountain. Klamath Range (KR) 1560 Comment
  HSC81634  Pseudostellaria jamesiana Thomas W. Nelson, Jane P. Nelson 1980-7-17 6115 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  HSC54077  Pseudotsuga menziesii var. menziesii Walter Overton 1979-7-17 8137 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC54093  Pseudotsuga menziesii var. menziesii Walter Overton 1979-7-17 8174 Trinity Near Horse Ridge, close to the town of Mad River 1356 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
  HSC35890  Pterospora andromedea J. P. Smith, J. O. Sawyer 1973-7-27 7177 Trinity Trail to Deadfall Lakes 1951 Comment
  CHSC71540  Pycnanthemum californicum Vernon H. Oswald; Lowell Ahart 1998-7-28 9389 Trinity Rattlesnake Rd. at the bridge on Basin Gulch 2.2 mi north of Hwy. 36, east of Forest Glen. On the edge of a creek. 868 Comment
  HSC34441  Pyrola dentata J. P. Smith, J. O. Sawyer 1973-7-4 7000 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  JEPS123031  Pyrola dentata D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 005 Trinity Trinity Creek Watershed. Comment
  HSC46733  Pyrola dentata William J. Ferlatte 1976-7-10 1823 Trinity Swift Creek Trail, 0.5 mi. below junction with Granite Lake Trail. 1220 Comment
  HSC17972  Pyrola picta D. E. Anderson 1961-10-8 1862 Trinity Near E Weaver Lake 1982 Comment
  HSC54143  Pyrola picta Gilbert Muth 1979-7-18 8335 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  CAS-BOT-BC466157  Pyrola picta Mrs. E. C. Van Dyke 1931-6-15 s.n. Trinity Trinity Center Comment
  CAS-BOT-BC328172  Pyrrocoma racemosa var. pinetorum J. T. Howell 1936-8-24 1546 Trinity Summit of Scott Mountain 1630 Comment
  HSC56767  Quercus chrysolepis G. L. Clifton, Butler 1979-7-18 8485 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC67175  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-16 5448 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  HSC69671  Quercus durata var. durata Thomas W. Nelson, J. O. Sawyer 1978-6-9 4139 Trinity Red Mtn. 1250 Comment
  HSC69677  Quercus durata var. durata Thomas W. Nelson, J. O. Sawyer 1978-6-9 4111 Trinity Red Mtn. 1250 Comment
  CAS-BOT-BC94267  Quercus garryana T. Worley; M. Mill; F. Rosenthal 1985-4-19 7 Trinity Shasta - Trinity National Forest, Steelbridge Campground 536 Comment
  HSC72747  Quercus garryana Gail Newton 1980-7-1 869 Trinity Near Hayden Roughs 1219 Comment
  SEINET3136018  Quercus garryana R. W. Spellenberg 1987-7-16 9200 Trinity Ca 3 mi SE of Burnt Ranch and 1 mi SW of Hwy. 299 on Spellenberg property Comment
  UC1135600  Quercus garryana J. E. Sowder 1932-10-17 11 Trinity North Fork of Rattlesnake Creek Trinity Forest, Big Bar Quad. 1219 Comment
  UC1193245  Quercus garryana var. breweri P. Zinke 1950-6-20 140 Trinity Hulls Creek- Casoose Creek Divide 1584 Comment
  UCD46161  Quercus garryana var. breweri D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-15 s.n. Trinity Peanut-Philpot Camp. Rattlesnake Road. 830 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
  CDA12635  Quercus garryana var. garryana G. F. Hrusa, D. Ragan, R. Gross, A. Buckman 1993-10-24 11460 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  HSC72582  Quercus kelloggii Gail Newton 1980-7-1 759 Trinity Near Hayden Roughs. 1250 Comment
  JEPS77661  Quercus kelloggii William J. Ferlatte 1977-8-24 1900 Trinity along creek between Nancy Creek and Bear Gulch (on w side of Stuart Fork, Stuart Fork drainage); Trinity Alps, Stuart Fork 1660 Comment
  UCD145373  Quercus kelloggii Louis C. Wheeler 1952-9-13 6923 Trinity exact location unknown. Comment
  CAS-BOT-BC104645  Quercus vacciniifolia F. X Wiliams 1907-7-20 s.n. Trinity Echo Lake. Trinity Mts. Comment
  HSC19222  Quercus vacciniifolia J. O. Sawyer 1968-9-1 629 Trinity Along Limestone Ridge from Pony Mtn. to Marble Springs 1799 Comment
  RSA477109  Quercus vacciniifolia Bonnie C. Templeton 1957-6-23 s.n. Trinity Towards the summit of Scott Mountain. Comment
  SD98957  Quercus vacciniifolia Darley F. Howe 1977-10-13 5012 Trinity Weaver Bally Road 1981 Comment
  SFV5252  Quercus vacciniifolia B. C. Templeton 1957-6-23 s. n. Trinity Scott Mountain, towards the summit. Comment
  CAS-BOT-BC328130  Raillardella pringlei M. S. Taylor 1980-8-26 3308 Trinity Parker Meadow on Swift Creek Trail ca. 9 miles east of Trinity Center 1615 Comment
  RSA211502  Raillardella pringlei William J. Ferlatte 1967-8-18 998 Trinity Head of Union Creek. 1982 Comment
  UCR70755  Raillardiopsis scabrida Thomas W. Nelson, J. Nelson 1977-8-6 3707 Trinity N slope of Black Lassic 1677 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
  HSC46770  Ranunculus flammula var. ovalis William J. Ferlatte 1974-7-26 1592 Trinity Big Flat at head of Coffee Creek, S side of Lake Martin 1524 Comment
  UC502933  Ranunculus occidentalis Joseph P. Tracy 1932-6-17 10181 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  RSA48916  Ranunculus occidentalis var. eisenii P. A. Munz 1949-5-17 13281 Trinity 1 mile north of Rush Creek Public Camp on road to Trinity Alps. 1067 Comment
  CHSC33098  Ranunculus occidentalis var. 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
  HSC31717  Ranunculus occidentalis var. occidentalis J. P. Smith 1973-4-7 5970 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC70104  Ranunculus occidentalis var. occidentalis Thomas W. Nelson, Jane P. Nelson 1978-6-22 4279 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  HSC81898  Ranunculus orthorhynchus Thomas W. Nelson, Jane P. Nelson 1979-7-7 4973 Trinity Along Davis Creek, W side of Hwy. 3 793 Comment
  RSA715604  Ranunculus orthorhynchus L. P. Janeway 2001-5-28 7070 Trinity Klamath Ranges, at Goat Camp Spring, near top of Brushy Mtn (ridge) along road 29N28 5.5km N of jct of Roads 30 and35 (and the jct of Shasta, Tehama, Trinity County lines) 1400 Comment
  SEINET13946277 Image available Rhamnus californica Thomas Nelson, Jane Nelson 1978-1 4428 Trinity T29N R11W Sec 4. Along State Route 36 3 miles W of junction with Md River-Wildwood Forest Service Road 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
  CHSC62579  Rhamnus californica subsp. occidentalis L. P. Janeway 1993-8-30 4554 Trinity West side of Bluff Lake; drainage of High Camp Creek; ca 2.2 mi wouth-southeast of Chino Mtn. 1921 Comment
  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
  CDA15585  Rhododendron neoglandulosum G. F. Hrusa, T. D. Wilfred 1993-7-24 11368 Trinity Trinity Mountains; Head of Scorpion Creek. Large colony around pool at headwaters. Bonanza King Ridge, at summit of major ridge to N of Bonanza King Lookout. Shrub to 3 ft., flwrs white. 1584 Comment
  CHSC63335  Rhododendron neoglandulosum Vernon H. Oswald; Lowell Ahart 1994-7-11 6386 Trinity Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek rd. (Forest Rd. 25), W of Dunsmuir. 1798 Comment
  CAS-BOT-BC200355  Rhododendron occidentale var. paludosum L. B. Kildale 1930-9-1 10471 Trinity Trinity River at Douglas City Comment
  UCD116932  Rhus ovata P. C. Everett; E. K. Balls 1954-10-14 20298 Trinity Foothill Woodland Community; Hwy 299, along Trinity River, 4.4 mi. w. of Weaverville. 533 Comment
  SEINET6085678  Ribes cereum Mark Elvin, Wall, M. 1997-3-5 363 Trinity Castle Creek Road. Comment
  HSC103238  Ribes inerme var. klamathense Jade Paget-Seekins 2010-4-25 12 Trinity Off 299 east of Weaverville. Between the Douglas City Campground and the Trinity River. 492 Comment
  UC464493  Ribes inerme var. klamathense R. M. Holman 1931-5-15 Trinity Wildwood 1158 Comment
  HSC103138  Ribes lacustre M. Mesler 2010-6-13 823 Trinity Grove's Prairie, off FS rd 7N04 1311 Comment
  UC154059  Ribes lacustre Mrs. M. H. Manning 1901-7-1 46 Trinity Trinity Summit Comment
  UC154153  Ribes lacustre Mrs. M. H. Manning Aug. 1889 Trinity Trinity Summit Comment
  CAS-BOT-BC168888  Ribes lobbii R. C. Foster 1937-5-22 276 Trinity About 30 miles east of Arcata on highway into Trinity Co. Comment
  CAS-BOT-BC168892  Ribes lobbii Eugene Carter 1975-8-13 1059 Trinity North Fork Trinity River, north of Grizzly Cr. 1060 Comment
  HSC103139  Ribes lobbii M. Mesler 2010-6-13 824 Trinity Near Onion Camp, along FS rd 7N26 1503 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
  HSC20304  Ribes lobbii R. Spellenberg 1963-6-16 157 Trinity Ziegler Spring, Burnt Ranch, edge of creek leading from spring Comment
  CAS-BOT-BC212588  Ribes montigenum Jennifer Whipple 1976-7-6 1308 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes, China Mountain and Weed quads. 2316 Comment
  HSC40505  Ribes roezlii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2599 Trinity Along trail to Granite Lake 1585 Comment
  HSC40534  Ribes roezlii Thomas W. Nelson, Jane P. Nelson 1976-5-23 2541 Trinity Along branch to Shanty Creek E side of Black Lassic 1555 Comment
  HSC56821  Ribes roezlii G. L. Clifton 1979-7-19 8609 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC70573  Ribes roezlii Gail Newton 1980-7-3 1060 Trinity Near Horsehead Mtn. 1707 Comment
  HSC844  Ribes roezlii William J. Ferlatte 1967-8-8 859 Trinity Upper Canyon Creek Meadow 1524 Comment
  UCD102451  Ribes roezlii Joseph M. DiTomaso 1975-6-25 57 Trinity Trinity Alps. Lower Bear Basin Meadows. 1767 Comment
  HSC65931  Ribes roezlii var. cruentum Cathie Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 64 Trinity Philpot Creek Campground 808 Comment
  UC667067  Ribes roezlii var. cruentum Joseph P. Tracy 1935-8-6 14678 Trinity near White's Creek Lake (at head of White's Creek); Devil's Canyon Mts. 1889 Comment
  HSC90029  Ribes roezlii var. cruentum Andrew Enberg, Brad Penkala, Dan Scofield 1990-3-17 5 Trinity Salyer rest stop off Hyw. 299 along trail behind restrooms 213 Comment
  CAS-BOT-BC186295  Ribes roezlii var. roezlii Annie M. Alexander; Louise Kellogg 1948-8-10 5476 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  HSC40624  Ribes roezlii var. roezlii Thomas W. Nelson, James Nelson 1976-6-22 2831 Trinity Below Senteney Rock 1494 Comment
  RSA0020923  Ribes viscosissimum Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-14 1910 Trinity Northeast side of Red Lassic. 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
  HSC103270  Rorippa curvisiliqua Carrie Schreiber 2013-7-25 Trinity Six Rivers National Forest, Dinsmore Quad, Van Duzen River, Brown Canyon. 915 Comment
  RSA67462  Rorippa curvisiliqua P. A. Munz 1951-7-18 16666 Trinity n. slope of N. Yolla Bolly Peak, N Yolla Bolly Mts. 1982 Comment
  CAS-BOT-BC146782  Rosa gymnocarpa Eugene Carter 1974-6-13 816 Trinity Salmon-Trinity Alps and vicinity. North fork Trinity River, 2 miles north of Grizzly Creek 1097 Comment
  CHSC66343  Rosa gymnocarpa V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7931 Trinity High North Coast Ranges. Deer Lick Knob Rd. (Forest Route 1) 15.9 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. On a roadside bank. 1066 Comment
  HSC50962  Rosa gymnocarpa G. L. Clifton, Overton 1979-6-3 3786 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  HSC69851  Rosa gymnocarpa R. Kalal 1979-5-12 41 Trinity Gray's Falls 244 Comment
  SEINET10483512  Rosa gymnocarpa Mary Merello 1993-6-20 Merello 667 Trinity Six Rivers National Forest. Disturbed mixed conifer-hardwood forest along logging Road 1S11 off Forest Service Road 1S06 off State Hwy. 36. 1140 Comment
  UCD113868  Rosa gymnocarpa G. J. Muth 1972-10-8 7039 Trinity Near Kerlin Creek. Near Hyampom. 1371 Comment
  CAS-BOT-BC147083  Rosa pisocarpa Mrs. H. C. Cantelow 1936-8-24 1708 Trinity Summit of Scott Mt. 1630 Comment
  CAS-BOT-BC147094  Rosa pisocarpa Joseph P. Tracy 1941-6-29 16946 Trinity Hettenshaw Valley 944 Comment
  CAS-BOT-BC146872  Rosa rubiginosa John Thomas Howell 1955-6-14 30413 Trinity Weaverville 609 Comment
  CAS-BOT-BC147996  Rubus leucodermis P. A. Munz 1951-7-17 16570 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap - North Yolla Bolly Mts. 1371 Comment
  HSC56585  Rubus leucodermis G. L. Clifton 1979-7-16 7910 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  UC2046538  Rubus leucodermis William J. Ferlatte 1975-8-22 1713 Trinity Bowerman Meadows; open meadow Comment
  HSC12763  Rubus parviflorus M. J. Athey 1970-10-12 13 Trinity W bank of Driver Rd. as you go up hill, Trinidad Comment
  CAS-BOT-BC157185  Rubus ursinus Alice Eastwood 1921-7-22 10693 Trinity Forest Glen, Trinity Forest Reserve Comment
  UCD114002  Rubus ursinus Joseph M. DiTomaso 1976-5-15 444 Trinity Douglas City, 7 miles east of Weaverville on Highway 299. 609 Comment
  CHSC30654  Rudbeckia californica var. intermedia M. S. Taylor 1980-7-22 3159 Trinity On w side of Hwy 135 (Eagle Creek loop off Hwy 3), in water channel opposite Eagle Creek Campground. 822 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
  HSC73628  Rumex acetosella Gail Newton 1980-7-10 1271 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC416377  Rumex californicus Doris Kildale 1931-5-30 10793 Trinity Weaverville Comment
  JEPS128091  Rumex californicus Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -015 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  CAS-BOT-BC434026  Rumex salicifolius E. K. Balls 1949-7-6 13842 Trinity Stringtown, on road from Trinity Center to Scott Mt. 762 Comment
  RSA67472  Sagina saginoides P. A. Munz 1951-7-18 16679 Trinity N. slope of N. Yolla Bolly Pk., North Yolla Bolly Mts. Line of Tehama Co-Trinity Co. 1982 Comment
  RSA298150  Salix exigua Thomas W. Nelson 1978-5-6 4016 Trinity Trinity River. Ca 2 miles N of Junction City. Comment
  HSC44182  Salix lasiandra M. A. Baker 1977-5-21 304 Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC129535  Salix lasiandra var. lasiandra Eugene Carter 1972-6-9 418 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville, 1/4 mile north of Hobo Gulch 868 Comment
  HSC39007  Salix lasiolepis Thomas W. Nelson, Jane Nelson 1976-5-31 2646 Trinity Trinity/Humboldt County line, just N of junction 1S07 and 5E27 along 5E27 1524 Comment
  HSC67623  Salix lasiolepis J. P. Smith, J. O. Sawyer 1973-4-14 6099 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  HSC67636  Salix lasiolepis J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8523 Trinity Shasta-Trinity National Forest, White's Bar 427 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
  UC709428  Salix lasiolepis Joseph P. Tracy 1941-6-29 16941 Trinity Hettenshaw Valley; on riverbank 944 Comment
  RSA178541  Salix lasiolepis var. sandbergii Joseph P. Tracy 1950-4-20 18624 Trinity Van Duzen River. 10 miles SE of Dinsmore's. About 4 miles SE of Kuntz. 610 Comment
  CHSC53637  Salix lucida subsp. lasiandra Joyce Lacey 1987-6-22 Trinity Old Floodplain of Trinity River near mouth of Grass Valley Cr; flat meadow wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch. 533 Comment
  UC1135101  Salix scouleriana J. E. Sowder 1932-10-17 16 Trinity N. Fork Rattlesnake Creek Trinity Forest, Big Bar Quad., N. Fork Rattlesnake Creek 1097 Comment
  UC519359  Salix scouleriana Joseph P. Tracy 1933-7-15 12750 Trinity S.Fork Mt.; Northern Coast Ranges, S.Fork Mt. 1645 Comment
  UC922575  Sambucus mexicana Annie M. Alexander and Louise Kellogg 1948-8-1 5376 Trinity Canyon Creek Trinity Mountains, Dedrick 762 Comment
  CAS-BOT-BC245896  Sambucus nigra subsp. caerulea John Thomas Howell 1936-8-26 12825 Trinity Near junction of Tangle Blue and Scott Mt. Creeks Comment
  UC602537  Sambucus racemosa var. racemosa Joseph P. Tracy 1933-7-15 12752 Trinity 8-Mile Ridge Northern Coast Ranges, South Fork Mountain (head) 1645 Comment
  CDA3948  Sanguisorba minor subsp. muricata T. C. Fuller 1964-6-23 12229 Trinity North entrance to parking lot, county fairgrounds, Hayfork. 0 Comment
  HSC43821  Sanicula bipinnatifida M. A. Baker 1977-5-21 307 Trinity Eagle Creek Campground 851 Comment
  HSC48438  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9870 Trinity County Line Rd. along Brown's Creek. 671 Comment
  RSA249344  Sanicula bipinnatifida D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5661 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  CAS-BOT-BC223349  Sanicula bipinnatifida John Thomas Howell 1936-8-26 12803 Trinity Tangle Blue Creek, Scott Mts. Comment
  HSC71227  Sanicula bipinnatifida Thomas W. Nelson 1977-4-20 3335 Trinity Ridge just N of Mad River Ranger Station 823 Comment
  HSC91156  Sanicula graveolens Jennifer Whipple 1976-7-12 1415 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage. 2195 Comment
  HSC50909  Sanicula tracyi G. L. Clifton, Overton 1979-6-3 3684 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC65831  Sanicula tracyi M. A. Baker 1980-5-25 1621 Trinity Near Browns Canyon. 823 Comment
  HSC68609  Sanicula tracyi Jacqueline Greenleaf 1980-8-6 290 Trinity Near Double Gate Ridge. 1036 Comment
  HSC68623  Sanicula tracyi Jacqueline Greenleaf 1980-7-30 268 Trinity Near Skull Camp 1219 Comment
  HSC68636  Sanicula tracyi Jacqueline Greenleaf 1980-6-18 112 Trinity Near Senteney Creek. 823 Comment
  HSC82027  Sanicula tracyi Thomas W. Nelson, Jane P. Nelson 1980-5-25 5314 Trinity Along trail to Red Mountain. 1341 Comment
  CHSC30961  Sanicula tuberosa B. Williams 1979-5-30 189 Trinity Wash gully at jct of Mud Springs rd with Red Mt Rd, Shasta-Trinity NF. 1615 Comment
  HSC50813  Sanicula tuberosa G. L. Clifton, Overton 1979-6-3 3652 Trinity Near Browns Canyon, close to the town of Forest Glen 780 Comment
  HSC75377  Sanicula tuberosa J. O. Sawyer, K. A. Sawyer 1980-6-18 3444 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  SEINET3815682 Image available Sanicula tuberosa Lincoln Constance, Ren Hwa Shan 1946-6-1 3071 Trinity Summit of road over Scott Mountain 1631 Comment
  UCD128036  Sanicula tuberosa Joseph M. DiTomaso 1976-7-6 567 Trinity Trinity Alps; Mumsford Meadows on Swift Creek Trail. 1645 Comment
  CAS-BOT-BC466234  Sarcodes sanguinea L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  CAS-BOT-BC466235  Sarcodes sanguinea Volney Rattan 1883-6-1 s.n. Trinity Near the summit between Pilot Creek and Hyampom, South Fork Trinity Comment
  UC1124526  Satureja douglasii N. French 1932-10-1 26 Trinity Conner Creek Trinity National Forest, Big Bar Quadrangle 457 Comment
  UC130639  Saxifraga aprica H. M. Hall July, 1909 8618 Trinity above Union Lake; Trinity Alps, Salmon Mountains Comment
  RSA298360  Saxifraga californica J. O. Sawyer, R. J. Cole 1978-4-20 3111 Trinity Above S.R. 299 at White s Bar. Comment
  UC2046542  Saxifraga californica William J. Ferlatte 1975-5-21 1700 Trinity canyon of the Stuart Fork of the Trinity River, 3 miles from Hwy 3; above small stream Comment
  RSA24325  Saxifraga mertensiana Carl B. Wolf 1941-2-27 9970 Trinity Along W side of Trinity River. 2 miles below Hawkins Bar. 305 Comment
  UC1333292  Saxifraga mertensiana Malcolm L. Byce 1936-4-10 220 Trinity 3 mi e of Salyer Comment
  RSA304696  Saxifraga mertensiana James R. Shevock 1972-2-26 1461 Trinity Along Mill Creek. Hwy 299. 610 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
  SEINET3991557  Schoenolirion C. L. Hitchcock, J. S. Martin 1939-7-11 Trinity Upper Canyon Creek Lake 1890 Comment
  UCR37568  Schoenolirion album Michelle A. Strull, C. Houseman, L. Linstedt 1984-5-27 56 Trinity Eagle Creek Campgound 851 Comment
  HSC78490  Scirpus congdonii John S. Palmer 1973-7-1 84 Trinity Bear Lakes Area, Tangle Blue Lake 1753 Comment
  HSC26742  Scirpus congdonii William J. Ferlatte 1972-8-7 1416 Trinity Boulder Creek Basin at pond edge 1585 Comment
  CAS-BOT-BC110880  Scirpus microcarpus Fred. P. Cronemiller 1923-7-17 750 Trinity N. Slope of Soloman Peak 1767 Comment
  HSC95416  Scribneria bolanderi Sydney Carothers Jul 1998 Trinity Six Rivers Natl. Forest, Mad River Ranger District Comment
  RSA211462  Scribneria bolanderi William J. Ferlatte 1967-8-11 912 Trinity Below the ice fields on the north side of Thompson Peak. 2378 Comment
  HSC70126  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson 1978-6-23 4357 Trinity Along road to Hell to Find Lake. 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
  UCR5000  Scutellaria antirrhinoides Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  HSC60457  Scutellaria antirrhinoides Carl Wishner 1978-7-2 541 Trinity Corral Bottom at Bidden Creek, Underwood Mtn. Hwy. Comment
  UC1239700  Scutellaria californica Joseph P. Tracy 1941-6-29 16959 Trinity Hettenshaw Valley 944 Comment
  UC1549238  Scutellaria californica Richard Olmstead 1983-7-9 450 Trinity just above Ripstein Camp (Canyon Creek); Trinity National Forest, Canyon Creek Comment
  UC1549239  Scutellaria californica Richard Olmstead 1983-7-7 435 Trinity 2 mi se of Mad River Camp (along Hwy 36 below rock outcrop adjacent to Hwy) 1104 Comment
  SBBG6522  Scutellaria siphocampyloides H. and M. Dearing 1939-6-28 3742 Trinity E of Forest Glen Comment
  UC184685  Scutellaria siphocampyloides Harry S. Yates 1914-5-25 353 Trinity Musser Hill Comment
  SEINET8021083  Scutellaria siphocampyloides R. Olmstead 1983-7-8 439 Trinity Along shoulder of Post Creek Road (old Hwy 36), ca 1 mile above junction with Hwy 36 (ca 4 miles NE of Forest Glen). 893 Comment
  HSC35094  Scutellaria tuberosa Robert M. Specht 1975-5-17 209 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  SEINET10482968  Sedum Mary Susan Taylor 1980-6-17 Taylor 2915 Trinity T29N R11W se sec 26 extending into ne sec 35. Dubakella Mt quad. Shasta- Trinity Natl Forest; at jct of Rd 29N38 and 29N43, on ridgetop, ca. 3 mi due S of Wildwood. 1383 Comment
  CAS-BOT-BC64094  Sedum lanceolatum John Thomas Howell 1937-7-29 13664 Trinity Scott Mt., on Trinity/Siskiyou county line. Comment
  JEPS77500  Sedum laxum subsp. flavidum T. P. Spira and R. Thode 1978-7-26 Trinity near Regan Meadows approximately 7 mi s Wildwood (Shasta-Trinity National Forest); , s of Wildwood near Regan Comment
  HSC59349  Sedum laxum subsp. flavidum M. A. Baker 1979-7-1 608 Trinity 6 km E of Mud Springs, W branch of the third dead end logging road Comment
  UCD102058  Sedum obtusatum subsp. boreale Joseph M. DiTomaso 1975-6-24 46 Trinity Trinity Alps; below Gibson Meadows on Granite Creek Trail. 1767 Comment
  CAS-BOT-BC64635  Sedum obtusatum subsp. boreale Reid Moran 1951-6-13 3483 Trinity Salt Creek 944 Comment
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Nov 27 2018
  SEINET10907129  Sedum obtusatum subsp. boreale Mary Susan Taylor 1980-7-15 Taylor 3137 A Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  UCD102059  Sedum obtusatum subsp. boreale Joseph M. DiTomaso 1975-8-26 296 Trinity Trinity Alps, Lion Lake. 2148 Comment
  CAS-BOT-BC64196  Sedum obtusatum subsp. paradisum M. Baker 1979-7-1 596 Trinity Canyon Ck. Lakes Trail, .4 km S of Canyon Ck Falls. Comment
  HSC64806  Sedum obtusatum subsp. retusum J. P. Smith, J. O. Sawyer 1975-6-23 8336 Trinity Near top of Bully Choop 2104 Comment
  HSC75501  Sedum obtusatum subsp. retusum Melinda F. Denton 1976-6-24 3967 Trinity Trinity National Forest, 6 mi. on trail to Canyon Creek Lakes or 10 mi. N of Dedrick 1341 Comment
  CAS-BOT-BC64092  Sedum radiatum subsp. radiatum Ella Dales Cantelow 1939-6-5 2615 Trinity Near mad River, 11 mi. SE of Ruth. Comment
  HSC44070  Sedum radiatum var. radiatum Thomas W. Nelson, Jane Nelson 1977-6-19 3529 Trinity Along ridge above Senteney Rock 1524 Comment
  CHSC31024  Sedum spathulifolium M. S. Taylor 1980-7-15 3136 A Trinity Canyon Creek Trail, between Upper McKay Camp and the meadows, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  HSC65874  Sedum spathulifolium M. A. Baker 1980-7-2 2577 Trinity Near Swim Ridge. 1341 Comment
  HSC65885  Sedum spathulifolium Gail Newton 1980-7-9 1140 Trinity Near Shanty Creek 1113 Comment
  JEPS121385  Sedum spathulifolium subsp. purdyi Sierra Spooner, Rebecca Stubbs, S. Vollmann, A. Jefferson 2011-6-29 RS- 03 -02 Trinity Canyon Creek Trail, approximately 4.25 miles from trailhead; accessed by Canyon Creeks road off Highway 299 Comment
  HSC64384  Sedum spathulifolium var. spathulifolium J. O. Sawyer, R. J. Cole 1978-4-20 3146 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 Comment
  SFV18690  Selaginella wallacei P. Wilson, M. Mesler 2003-3-2 3889 Trinity Gray Falls Camp off US-299. 290 Comment
  HSC34417  Senecio aronicoides J. P. Smith, J. O. Sawyer 1973-7-3 6966 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC68184  Senecio aronicoides J. P. Smith 1973-4-21 6236 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  RSA293097  Senecio greenei Thomas W. Nelson, Jane P. Nelson 1980-6-17 5519 Trinity Shasta-Trinity National Forest; across Salt Creek from Salt Creek Campground. 915 Comment
  CDA8645  Senecio integerrimus var. major G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2755 Trinity Scott Mountain Summit campground, Scott Mountains, Trinity National Forest; summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  UC1199244  Senecio integerrimus var. major Joseph P. Tracy 1924-4-27 6653 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  UC130561  Senecio integerrimus var. major H. M. Hall July 1909 8577 Trinity near Dorleska; Salmon Mountains 2133 Comment
  CAS-BOT-BC364461  Senecio triangularis R. C. Wenk 2008-7-26 971 Trinity Scott Mountain summit along Highway 3, at campground 1633 Comment
  HSC273  Senecio triangularis William J. Ferlatte 1967-8-18 1011 Trinity Landers Lake basin, below lake 2134 Comment
  UCR4838  Senecio triangularis Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  JEPS67253  Sidalcea oregana W. L. Jepson 1897-7-24 14072 Trinity Soldiers Ridge Comment
  HSC104120  Sidalcea oregana Julie Kierstead Nelson, Wendy Boes 2012-7-6 2012064 Trinity Corral Gulch, .5 mi. NW of Indian Valley Guard Station, west of Forest Service Rd. 2N10; 9 mi. W of Hayfork 1200 Comment
  HSC92774  Sidalcea oregana subsp. spicata Jennifer Whipple 1976-8-11 1829 Trinity Mt. Eddy, N of lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  JEPS74433  Sidalcea oregana subsp. spicata W. J. Ferlatte 1966-8-4 311 Trinity Dorleska Mine Trinity Alps, Dorleska Mine 1981 Comment
  HSC103728  Silene M. R. Mesler 2011-6-7 849 Trinity Near Hyampom along county road 311 387 Comment
  HSC103729  Silene M. R. Mesler 2011-6-7 850 Trinity West of Hayfork on Hyampom Rd 640 Comment
  HSC103259  Silene bernardina Sydney Carothers 2012-7-25 Trinity Six Rivers National Forest,Mad River Ranger District, Black Lassic Quad, Black Lassic Campground. 1220 Comment
  CHSC30124  Silene bolanderi M. S. Taylor 1980-6-17 2917 Trinity On n side of 29N36A, ca. 1/2 mi w of its jct with 29N43, ca. 4 mi s of Wildwood. 1219 Comment
  UC668098  Silene californica Joseph P. Tracy 1936-6-10 14920 Trinity vicinity Salyer; Northern Coast Ranges, vicinity of Salyer 182 Comment
  RSA135363  Silene californica Volney Rattan 1883-06 s.n. Trinity Hyampom, Trinity River. Comment
  HSC42095  Silene campanulata subsp. greenei Ed Cope 1977-5-21 105 Trinity Hwy. 3, 0.25 mi. above confluence of Trinity River and Tangle Blue Creek. 1006 Comment
  RSA211223  Silene douglasii William J. Ferlatte 1967-8-11 887 Trinity Grizzly Lake Basin. Steep, open slope 0.5 mile N of Grizzly Lake. Trinity Alps. 2134 Comment
  HSC67432  Silene grayi Ed Cope, John Palmer Jul 1977 530 Trinity South of trail to Granite Lake. 1280 Comment
  SEINET234949  Silene grayi A. R. Kruckeberg 1954-8-11 3766 Trinity Salmon-Trinity Primitive Area ; Trinity alps between Deer Creek Pass and Stonewall Pass. 2134 Comment
  UCD98587  Silene grayi William J. Ferlatte; Alice Q. Howard 1970-8-10 1297 Trinity Trinity Alps; ridge west of Upper Canyon Creek. Comment
  UC796449  Silene hookeri Roxana S. Ferris and Laura Lorraine 1948-6-11 11688 Trinity on State Highway 36, 1.5 mi above Peanut; above Peanut Comment
  UCR84749  Silene hookeri 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
  RSA21641  Silene hookeri C. B. Wolf 1937-6-13 8795 Trinity Inner North Coast range, Red Bluff - Eureka Road, 1.5 miles W of Wildwood, 1159 Comment
  RSA477905  Silene hookeri Christopher Davidson 1973-5-28 2191 Trinity E of Burnt Ranch on Hwy 299, Trinity River Canyon, Trinity National Forest. 305 Comment
  CAS-BOT-BC181218  Silene hookeri subsp. bolanderi Roxana S. Ferris; Laura Lorraine 1948-6-11 11688 Trinity 1.5 miles above Peanut on State Highway 36 Comment
  HSC59787  Silene laciniata subsp. californica Thomas W. Nelson, Jane P. Nelson 1978-6-23 4316 Trinity Along FS Rd. 30, 1 mi. S of junction with Hwy. 36 Comment
  HSC72605  Silene laciniata subsp. californica Gail Newton 1980-7-1 838 Trinity Near Hayden Roughs 221 Comment
  CAS-BOT-BC389239  Silene laciniata subsp. californica Volney Rattan 1883-6-1 s.n. Trinity Hyampom, Trinity R. Comment
  CAS-BOT-BC94442  Silene lemmonii R. C. Wenk 2005-7-18 288 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1900 Comment
  CAS-BOT-BC389448  Silene lemmonii P. A. Munz 1951-7-18 16657 Trinity Ridge from Stuart Gap to North Yolla Bolly Mts. 1706 Comment
  HSC58502  Sinapis arvensis G. L. Clifton 1979-7-19 8640 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  UC130682  Sisyrinchium bellum H. M. Hall July, 1909 8641 Trinity Swift Creek; Salmon Mountains 1524 Comment
  HSC75104  Sisyrinchium idahoense var. idahoense J. P. Smith, Thomas W. Nelson 1979-6-15 10110 Trinity Klamath National Forest, Scott Mtn. Campground 1646 Comment
  JEPS77665  Smilax jamesii William J. Ferlatte 1974-8-14 1611 Trinity along trail Trinity Alps, Long Canyon 1767 Comment
  CDA39210  Smilax jamesii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2699 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. Comment
  CAS-BOT-BC157229  Solanum umbelliferum L. Abrams 1916-7-21 6156 Trinity Dinsmuir to Auto Rest, Eureka - Red Bluff Rd. Comment
  RSA42064  Solidago californica H. C. Cantelow 1937-8-20 s.n. Trinity Scott Ranch Comment
  UC130580  Solidago elongata H. M. Hall 1909-7-1 8551 Trinity Coffee Creek , Coffee Creek (Salmon Mountains) 1249 Comment
  UCD136032  Solidago elongata Dean Wm. Taylor; Kathleen A. Teare 1979-9-9 7674 Trinity Twin Sisters Mountain. 1655 Comment
  CHSC63501  Solidago multiradiata Vernon H. Oswald; Lowell Ahart 1994-8-1 6435 Trinity Deadfall Meadow along Deadfall Creek, S side of Forest Rd. 17, ca. 3 mi (air) WNW of Mt. Eddy. 1950 Comment
  UC1223181  Solidago velutina subsp. californica Joseph P. Tracy 1949-9-16 18573 Trinity Scott Mountain Creek , headwaters of Trinity River (headwaters of Trinity River) 1371 Comment
  CAS-BOT-BC374411  Sonchus asper Eugene Carter 1974-8-30 882 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near the Rich Gulch Road 495 Comment
  HSC78803  Sorbus californica John S. Palmer 1973-9-7 181 Trinity Bear Lakes Area, along shore of Wee Bear Lake 1845 Comment
  UC1128691  Sorbus californica B. E. Parsons 1932-8-30 Trinity 1 mi w Trinity Summi (head of Tish-a-Tang Creek,); Trinity National Forest 1676 Comment
  UCD114044  Sorbus scopulina Joseph M. DiTomaso 1976-7-7 592 Trinity 0.5 mile below Horseshoe Lake on Swift Creek Trail. 1828 Comment
  UCD94783  Sparganium angustifolium William J. Ferlatte; Alice Q. Howard 1970-8-9 1281 Trinity Boulder Cr. Lakes. 1752 Comment
  JEPS95368  Sparganium natans Vernon H. Oswald and L. Ahart 1994-7-11 6382 Trinity T38N R6W NW1/4 Sec. 13, 5880 ft, Yellow Pine Forest. Forest Rd. 26 (to Mt. Shasta), 3.7 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir 1792 Comment
  CHSC30141  Spiranthes porrifolia M. S. Taylor 1980-7-22 3153 Trinity On n side of 38N22, ca. 1.6 mi n of its jct with Hwy 135 near Eagle Creek Ranch. 975 Comment
  UCD125779  Stachys mexicana Dean Wm. Taylor; Kathleen A. Teare 1979-9-7 7664 Trinity Along Trinity River near Big Bar. 365 Comment
  HSC63582  Stachys rigida J. P. Smith, J. O. Sawyer 1975-7-12 8364 Trinity Hwy. 3 at crossing of the Trinity River N of Ramshorn Creek. 915 Comment
  HSC66302  Stachys rigida Ed Cope, John Palmer Jul 1977 514 Trinity South of trail to Granite Lake. 1280 Comment
  SEINET13948128 Image available Stachys rigida E. K. Balls 1949-1 13781 Trinity By riverside. Ripstein Camp, Canyon Creek. 2500 ft 762 Comment
  UCD126024  Stachys rigida Joseph M. DiTomaso 1975-7-29 207 Trinity Trinity Alps. 1 mile below Big Bear Lake. 1630 Comment
  RSA66873  Stachys rigida subsp. rivularis P. A. Munz 1951-7-22 16828 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  HSC56802  Stellaria media Gilbert Muth 1979-7-18 8564 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  CAS-BOT-BC395093  Stellaria nitens Roxana S. Ferris; Laura Lorraine 1948-6-11 11682 -A Trinity Meadow, summit between Mad River and south fork of Trinity River, State Highway 36 1359 Comment
  CAS-BOT-BC375580  Stephanomeria lactucina Eugene Carter 1969-7-21 347 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Upslope north of China Gardens Camp, 1 1/2 mi. up Grizzly Creek Trail 1219 Comment
  CAS-BOT-BC375949  Stephanomeria virgata L. B. Kildale 1930-9-1 10455 Trinity Trinity River at Big French Creek Comment
  HSC73594  Stipa lemmonii Gail Newton 1980-7-10 1306 Trinity Near Senteney Rock 1463 Comment
  HSC74000  Stipa lemmonii R. York 1980-5-24 673 Trinity Near Long Ridge. 1036 Comment
  HSC44238  Stipa lemmonii var. lemmonii M. A. Baker 1977-5-21 295 Trinity Eagle Creek Campground 851 Comment
  UCR37856  Stipa stillmanii J. O. Sawyer, R. J. Cole 1981-6-14 4140 Trinity Upper Bowerman Meadows on trail to Lake Anna Comment
  HSC69951  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4228 Trinity Along Hwy. 3, 0.25 mi. E of Hayfork Summit 1037 Comment
  HSC70146  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4248 Trinity At Philpot Creek Campground 762 Comment
  UCD160980  Streptanthus barbatus G. Ledyard Stebbins 1973-7-1 s.n. Trinity East of Butter Creek Meadows [campsite]. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD164176  Streptanthus barbatus N. Ivalu Cacho; Sharon Y. Strauss 2010-8-28 IC-SS 163 - Trinity Hwy 3, just between mile markers 79.99 and 79.82. 1108 Comment
  UCD164177  Streptanthus barbatus N. Ivalu Cacho; Sharon Y. Strauss 2010-8-28 IC-SS 169 - Trinity Hwy 3, mile marker 84.05. 1588 Comment
  HSC42113  Streptanthus breweri Sue Sweet 1977-5-7 40 Trinity Blue Point on Blue Point Ridge 1573 Comment
  JEPS109663  Streptanthus breweri Dean W. Taylor 2002-6-27 18185 Trinity Hayfork Divide, jeep road ca. 0.5 miles north of Hayfork Summit on HIghway 3 1188 Comment
  CAS-BOT-BC87885  Streptanthus tortuosus P. A. Munz 1951-7-20 16713 Trinity Fisher Ridge, east of Black Rock. North Yolla Bolly Mountains. 2194 Comment
  CAS-BOT-BC87892  Streptanthus tortuosus G. R. Kleeberger 1880-8-1 s.n. Trinity Weaverville. 1524 Comment
  CAS-BOT-BC87894  Streptanthus tortuosus Annie M. Alexander; Louise Kellogg 1948-8-5 5395 Trinity Trinity Mountains. West of Lower Canyon Lake. 1737 Comment
  RSA67501  Streptanthus tortuosus P. A. Munz 1951-7-20 16713 Trinity Fisher Ridge, east of Black Rock. North Yolla Bolly Mts. 2195 Comment
  UC275354  Streptanthus tortuosus Joseph P. Tracy 1923-6-29 6427 Trinity near mouth of North Fork; Northern Coast Ranges, Trinity River 609 Comment
  HSC59976  Streptanthus tortuosus M. A. Erickson 1979-6-22 315 Trinity Horsehead Mtn. summit 1788 Comment
  HSC31951  Streptanthus tortuosus var. tortuosus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5517 Trinity Black Lassic 1738 Comment
  HSC78255  Streptopus amplexifolius John S. Palmer 1976-7-2 439 Trinity Along Log Lake Creek. 1707 Comment
  HSC70160  Swertia albicaulis var. nitida Thomas W. Nelson, Jane P. Nelson 1978-7-21 4421 Trinity Along Hwy. 3, 1/4 mi. S of Salt Creek Bridge 762 Comment
  UC562307  Swertia albicaulis var. nitida Joseph P. Tracy 1923-6-30 6466 Trinity Hay Fork Valley Northern Coast Ranges 792 Comment
  UC747776  Swertia radiata Gerald S. Kennedy Jul 1945 Trinity near Round Mountain Comment
  HSC32247  Swertia umpquaensis J. O. Sawyer 1971-7-9 2416 Trinity N slopes of Pickett Peak, S Fork Mtn. 1738 Comment
  JEPS21752  Symphoricarpos albus var. laevigatus H. A. Jensen Sep 1931 232 Trinity near Ruth; Trinity Forest, Hoaglin Quad. 914 Comment
  CAS-BOT-BC269641  Symphoricarpos albus var. laevigatus Doris K. Kildale 1927-7-3 3667 Trinity On road between Old Shasta & Redding Comment
  HSC70423  Symphoricarpos mollis Gail Newton 1980-7-3 1050 Trinity Near Horsehead Mtn. 1707 Comment
  JEPS13655  Symphoricarpos mollis W. L. Jepson 1897-7-25 Trinity South Yolla Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  CHSC267  Symphyotrichum ascendens V. Holt 1942-8-9 Trinity Deer Creek, Trinity Alps. Comment
  UC1608323  Symphyotrichum spathulatum J. Kierstead 1990-8-29 90 -140 Trinity 1 mi sw Wildcat Peak (at intersection of sections 29, 30, 31, 32); Shasta-Trinity National Forests, Weaverville Ranger Dist. 914 Comment
  CAS-BOT-BC98546  Symphyotrichum spathulatum P. A. Munz 1951-7-20 16729 Trinity Dry pond near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  JEPS128093  Symphyotrichum spathulatum var. spathulatum Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -017 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  SEINET3194868 Image available Taeniatherum caput-medusae Joseph P. Tracy 1932-1 10234 Trinity Hillslopes of Mad River Valley. 6 miles above Ruth. 790 Comment
  CAS-BOT-BC376924  Taraxacum officinale Doris K. Kildale 1929-5-1 7822 Trinity Callahan Comment
  HSC28756  Taraxacum officinale J. P. Smith 1973-4-21 6201 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC28994  Taraxacum officinale J. P. Smith 1973-4-21 6288 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC68165  Taraxacum officinale J. P. Smith, J. O. Sawyer 1973-4-15 6118 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  CHSC115048  Tauschia glauca Jessica O'Brien 2011-6-9 09277 Trinity Along Forest Route 34N76 along Buckeye Ridge. 972 Comment
  HSC51282  Tauschia kelloggii G. L. Clifton, Overton 1979-6-4 4122 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC68615  Tauschia kelloggii Jacqueline Greenleaf 1980-7-10 169 Trinity Near Shanty Creek. 1128 Comment
  HSC70308  Tauschia kelloggii M. A. Baker 1980-5-24 1491 Trinity Near Long Ridge. 1006 Comment
  UC1197066  Tauschia kelloggii Joseph P. Tracy 1937-7-25 15555 Trinity on ridge 2 mi e Grove's Prairie (Trinity Summit); Trinity Summit 1524 Comment
  UC1446398  Tauschia kelloggii Richard Spellenberg 1980-7-8 5577 Trinity hogback about 2 mi from Calif. Hwy 299 (about 3 air mi sse of Burnt Ranch on USFS portion of Frederick's Rd.); on divide between Bidden and Mill Creek drainages Comment
  CAS-BOT-BC81353  Taxus brevifolia John Thomas Howell 1955-6-14 30417 Trinity 2 miles west of Buckhorn Mt. summit 792 Comment
  HSC54145  Taxus brevifolia Gilbert Muth 1979-7-18 8339 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  SD20933  Taxus brevifolia Paul F. Covel 1937-7-15 Trinity Willow Creek Camp on Arcata-Weaverville Highway Comment
  HSC38153  Tellima grandiflora Thomas W. Nelson, Jane P. Nelson 1976-5-23 2498 Trinity Brown's Canyon Campground. Comment
  HSC38945  Tellima grandiflora J. P. Smith, J. O. Sawyer 1975-6-22 8214 Trinity Granite Canyon Creek. 701 Comment
  HSC50823  Thalictrum polycarpum G. L. Clifton, Overton 1979-6-3 3640 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  JEPS82243  Thelypodium brachycarpum Roger Raiche 1983-8-13 30603 Trinity near Dead Fall Creek (trail to Mt. Eddy summit, near intersection of trails); Mt. Eddy 2316 Comment
  CHSC31149  Thlaspi montanum var. montanum M. S. Taylor 1980-7-23 3181 Trinity Ca. 15.2 mi ne of Hwy 3 at Trunbles Ranch, ca. 0.4 mi e of 42N17 (Radell), ca. 0.2 mi n of 40N45, in meadow. 1889 Comment
  SBBG2601  Thlaspi montanum var. montanum J. M. Tucker 1947-5-17 1560 Trinity vicinity of summit of rd over Scott Mtn (Callahan to Carrville) 1615 Comment
  CAS-BOT-BC66867  Thysanocarpus curvipes Doris Kildale 1931-5-17 10910 Trinity Hawkins Bar. 182 Comment
  HSC45790  Thysanocarpus curvipes Brad Klipfel 1975-5-3 598 Trinity Gray's Falls, along N side of the Trinity River, S-facing slope Comment
  HSC51138  Thysanocarpus curvipes G. L. Clifton, Walter Overton 1979-6-4 3952 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  CAS-BOT-BC66859  Thysanocarpus curvipes Mrs. H. C. Cantelow 1939-6-7 s.n. Trinity Van Duzen River Road. 9.2 miles southeast of Dinsmore. Comment
  SD43768  Thysanocarpus curvipes subsp. curvipes Philip A. Munz 1949-5-15 13236 Trinity 1.0 mile below Dedrick 915 Comment
  CHSC32708  Thysanocarpus curvipes var. elegans James P. Smith 1973-5-6 6582 Trinity In Blanchert Flats near Douglas City. Comment
  CAS-BOT-BC447586  Tiarella trifoliata var. unifoliata P. A. Munz 1936-8-11 14359 Trinity bank of brook, Forest Glenn 1066 Comment
  HSC41023  Tonella tenella J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8521 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  HSC59832  Tonella tenella Clark L. Miller 1979-4-13 184 Trinity 0.5 mi. upstream from Grays Falls Campground on N side of Trinity River Comment
  HSC43099  Tonella tenella Maralyn O'Meara 1974-4-21 303 Trinity 0.5 mi. W of Oregon Mtn. Summit along Hwy. 299 Comment
  HSC66311  Tonella tenella M. S. Taylor 1980-6-12 2860 Trinity W side of FS Rd. 5N40, 2.3 mi. S of junction with FS Rd. 5N09 (Underwood Mtn. Rd.), 8.1 mi. S of Trinity Hwy. 299 at Burnt Ranch Comment
  HSC70530  Tonella tenella J. P. Smith 1975-5-17 8128 Trinity Just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 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
  UC1167727  Torilis arvensis Peter H. Raven and R. Snow 1958-7-19 13592 Trinity 3.8 miles southeast of Lewiston Comment
  HSC91994  Triantha occidentalis subsp. occidentalis Jennifer Whipple 1976-7-12 1425 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  CAS-BOT-BC519586  Triantha occidentalis subsp. occidentalis Mrs. E. C. Van Dyke 1931-6-23 s.n. Trinity Nash mine above Carville Comment
  HSC64939  Triantha occidentalis subsp. occidentalis D. L. Goforth 1979-7-6 216 Trinity Scott Mtn. Meadow 1646 Comment
  HSC14447  Trichostema lanceolatum M. T. Milligan 1964-9-13 279 Trinity 1 mi. from Hwy. 299 on S Fork Rd. 610 Comment
  SEINET8999777 Image available Trichostema laxum Harold E. Parks, Tracy, Joseph P. 1941-8-28 11507 Trinity Low Gap, on Van Duzen River slope. 792 Comment
  RSA134396  Trichostema parishii Harlan Lewis, M. Lewis 1955-7-19 1239 Trinity Near United States Hwy 299, 0.8 miles W of jct with road to Hayfork, betw Douglas City and Weaverville. Comment
Read comments
Nov 13 2014
  HSC59305  Trientalis latifolia M. A. Erickson 1979-4-28 230 Trinity Along the access road to the old Denny Trail along the Trinity River Comment
  SEINET10969832  Trifolium arvense Botany 1985-6-1 BOTANY s.n. Trinity T33n,r10w,sec.7. H.m. Hwy 299, 1 mile e of junction city. Open, sunny roadside. With t. Macraei 610 Comment
  CDA27909  Trifolium breweri G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2726 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
  UC1197199  Trifolium ciliolatum Joseph P. Tracy 1925-5-17 6992 Trinity leading to South Fork of Trinity River (Hennessey Rd); Northern Coast Ranges 60 Comment
  HSC92944  Trifolium cyathiferum Jennifer Whipple 1976-8-11 1670 Trinity Mount Eddy: N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  OBI12697  Trifolium cyathiferum Joseph P. Tracy 1942-7-3 17387 Trinity 3 mi SE of Kuntz; Van Duzen River, 4 mi SE of Low Gap Comment
  RSA91460  Trifolium cyathiferum J. T. Howell 1937-7-21 13232 Trinity Big Flat. Comment
  UCD143703  Trifolium cyathiferum Alfred H. Murphy 1957-7-23 57 J Trinity Deadfall Creek, Shasta National Forest. East of Mt. Eddy. 2011 Comment
  HSC40571  Trifolium dichotomum Thomas W. Nelson, James Nelson 1976-6-22 2758 Trinity Above Senteney Rock 1524 Comment
  UCD108874  Trifolium dubium Smyth 1951-8-1 s.n. Trinity Trinity County. Comment
  HSC37999  Trifolium eriocephalum Thomas W. Nelson, Jane P. Nelson 1976-5-23 2554 Trinity At Jct. of SR 36 and Van Duzen River Rd. Comment
  JEPS93993  Trifolium eriocephalum var. eriocephalum Vernon H. Oswald and Lowell Ahart 1998-7-28 9392 Trinity s.w. Hayfork (on USFS Rt. 7 4.4 mi. s. of USFS Rt. 10) 1225 Comment
  HSC74054  Trifolium fucatum M. A. Baker 1980-5-25 1596 Trinity Near Browns Canyon. 823 Comment
  HSC42878  Trifolium hirtum Barbara Kelly 1977-5-22 487 Trinity Downtown Weaverville, at the corner of Hwy. 299 and Hwy. 3 Comment
  HSC34188  Trifolium longipes J. P. Smith, J. O. Sawyer 1973-7-4 7097 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC98417  Trifolium longipes subsp. elmeri Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2939 Trinity 81 mi. W of Redding, Shasta-Trinity National Forest, Pony Camp just below Limestone Ridge 2073 Comment
  UC968601  Trifolium longipes var. hansenii C. L. Hitchcock and J. S. Martin 1939-7-11 5374 Trinity 10 mi n Dedrick (Lower Canyon Creek Lake); Salmon-Trinity Alps Comment
  JEPS95085  Trifolium longipes var. nevadense Vernon Oswald and Lowell Ahart 1997-7-17 8722 Trinity Forest Road 29 (Bramlot Road) 2.9 mi s of Highway 36; Forest Road 29 1158 Comment
  UC1197544  Trifolium microdon Joseph P. Tracy 1932-6-17 10187 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  HSC71636  Trifolium olivaceum J. P. Smith 1973-5-6 6650 Trinity Blanchert Flats near Douglas City Comment
  HSC320  Trifolium productum William J. Ferlatte 1967-8-11 888 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  CAS-BOT-BC230735  Trifolium productum C. L. Hitchcock; J. S. Martin 1939-7-11 5398 Trinity west wall of Canyon Creek, ca. 11 miles north of Dedrick 2438 Comment
  HSC71476  Trifolium variegatum J. P. Smith 1973-5-6 6650 Trinity Blanchert Flats near Douglas City Comment
  HSC2106  Trifolium willdenovii Class 1937-5-6 Trinity Hoopa Comment
  HSC68755  Trifolium willdenovii Thomas W. Nelson, Jane P. Nelson 1980-6-18 5603 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  RSA275409  Trifolium willdenovii Thomas W. Nelson, Jane P. Nelson 1977-6-19 3538 Trinity Senteney Rock. 1494 Comment
  UC184654  Trifolium willdenovii Harry S. Yates 1914-5-20 329 Trinity East Weaver Creek Comment
  POM349581  Trifolium willdenovii James Payne Smith 1973-5-6 6654 Trinity Blanchert Flats near Douglas City. Comment
  HSC28000  Trillium albidum J. P. Smith 1973-4-7 5937 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
  HSC34190  Trillium albidum J. P. Smith, J. O. Sawyer 1973-7-4 7101 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC37217  Trillium albidum Lon Hall 1975-5-17 363 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Creek Rd. 825 Comment
  HSC38173  Trillium albidum Thomas W. Nelson, Jane P. Nelson 1976-5-23 2514 Trinity Brown's Canyon Campground. Comment
  HSC62972  Trillium albidum R. York 1979-5-12 276 Trinity Philpot BLM Campground 793 Comment
  CAS-BOT-BC227826  Trillium chloropetalum var. angustipetalum Eugene Carter 1974-6-12 808 Trinity Salmon-Trinity Alps and vicinity. along the Grizzly Creek Trail at Pegleg Flat 1066 Comment
  HSC781  Trillium ovatum William J. Ferlatte 1966-6-2 60 Trinity Upper Canyon Creek Meadow 1524 Comment
  UC1333304  Trillium ovatum subsp. oettingeri Dorothy Parker 1949-6-11 Trinity along small stream which empties into Tangle Blue Creek 1676 Comment
  CHSC69033  Trisetum canescens Vernon Oswald; Lowell Ahart 1997-7-17 8740 Trinity Forest Route 29 (Trinity National Forest) 4.9 mi south of Hwy. 36. 1249 Comment
  UCD93488  Trisetum canescens J. C. Borden 1964-7-15 s.n. Trinity near Junction City, Soldier's Creek. 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
  RSA271935  Triteleia crocea Christopher Davidson 1975-6-5 2700 Trinity 4.5 mile south of Scott Mountain summit, on Hwy 3, near bridge over Tangle Blue Creek. 1098 Comment
  CHSC110782  Triteleia crocea var. modesta Dean Wm. Taylor 2012-7-20 21292 Trinity Klamath Mountains. Trinity Mountains; Grouse Lake, cirque wall Southwest of and above the South end of the lake. 1859 Comment
  HSC24212  Triteleia hyacinthina D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5232 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  HSC40606  Triteleia hyacinthina Thomas W. Nelson, James Nelson 1976-6-22 2809 Trinity Above Senteney Rock 1524 Comment
  HSC71701  Triteleia hyacinthina Gail Newton 1980-6-26 611 Trinity Near Underwood Creek. 451 Comment
  UCR5012  Triteleia hyacinthina Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  UCR84795  Triteleia hyacinthina 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
  UC558438  Tsuga mertensiana Herbert Kaufner 1936-1-1 Trinity Caribou Lake Salmon-Trinity Primitive Area, Caribou Lake Comment
  CAS-BOT-BC74112  Turritis glabra G. R. Kleeberger 1880-7-9 s.n. Trinity Weaverville. 1524 Comment
  CAS-BOT-BC74114  Turritis glabra Eugene Carter 1973-6-7 560 Trinity East Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles NW of Weaverville). 487 Comment
  HSC64210  Umbellularia californica J. O. Sawyer, Thomas W. Nelson 1978-6-9 3191 Trinity Trail to Red Mtn. 1220 Comment
Read comments
Feb 19 2013
  HSC12652  Vaccinium cespitosum William J. Ferlatte, Alice Q. Howard Aug 1970 1313 Trinity Ridge W of Upper Canyon Creek 2256 Comment
  CAS-BOT-BC199239  Vaccinium membranaceum Eugene Carter 1972-6-21 462 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Along south side of Keystone Meadows Creek, 1 1/2 miles west of Hobo Gulch 1554 Comment
  HSC30260  Vahlodea atropurpurea William J. Ferlatte, L. M. Moe 1972-8-7 1424 Trinity Boulder Creek Lakes, summit of ridge SW side of basin. 2195 Comment
  RSA97028  Valerianella locusta J. T. Howell 1954-4-26 29161 Trinity Between Weaverville and Douglas City. Comment
  CHSC30145  Vancouveria planipetala M. S. Taylor 1980-11-11 2843 Trinity Gray Falls Campground, on n side of Trinity Hwy (299), ca. 2 mi nw of Burnt Ranch, on w side of 6N56 to footbridge. 274 Comment
  RSA438036  Vancouveria planipetala Christopher Davidson 1973-5-28 2193 Trinity E of Burnt Ranch on Hwy 299, Trinity River Canyon, Trinity National Forest. 305 Comment
  HSC73742  Veratrum californicum var. californicum M. A. Baker 1980-7-13 2912 Trinity Near Mule Ridge. 1585 Comment
  CAS-BOT-BC528017  Veratrum californicum var. californicum Eugene Carter 1973-8-9 663 Trinity North Fork trinity River, Hobo Hulch Camp and vicinity. 18 mi. NW of Weaverville. Lower Grizzly Meadow. 1706 Comment
  SEINET12048933  Veratrum insolitum J. P. Tracy 1949-1 18368 B Trinity South Fork Mt., near gravelly flat known as the 'Race Track 1676 Comment
  HSC787  Veratrum viride William J. Ferlatte 1967-8-7 824 Trinity Canyon Creek, ridge between 'L' Lake and Stuart Fork 2134 Comment
  HSC55440  Verbena lasiostachys G. L. Clifton 1979-7-17 7975 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  RSA211147  Veronica alpina var. alterniflora William J. Ferlatte 1967-6-27 523 Trinity Big Flat. 1524 Comment
  JEPS74418  Veronica copelandii William J. Ferlatte 1974-8-16 1657 Trinity above s end of Deer Lake ( Deer Creek Pass-Siligo Peak area); Trinity Alps, Deer Creek Pass-Siligo Peak area 2225 Comment
  JEPS74419  Veronica copelandii William J. Ferlatte 1973-7-29 1477 Trinity on e flank of Rock Mountain Rock Mountain; Trinity Alps, Rock Mountain 2316 Comment
  HSC91140  Veronica serpyllifolia subsp. humifusa Jennifer Whipple 1977-8-3 2129 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC500  Veronica wormskjoldii William J. Ferlatte 1967-6-27 523 Trinity Big Flat, wooded area at edge of ephemeral lake 1524 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
  HSC59966  Vicia americana var. americana M. A. Ericksen 1979-6-22 332 Trinity W slope of Horsehead Mtn. 1785 Comment
  HSC64174  Vicia americana var. americana J. O. Sawyer, Thomas W. Nelson 1978-6-9 3163 Trinity Trail to Red Mtn. 1220 Comment
  UCD108770  Vicia americana var. americana Joseph M. DiTomaso 1976-7-20 641 Trinity Sugar Pine Lake Trail. 1615 Comment
  CAS-BOT-BC270204  Viola adunca John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53550 Trinity Scott Mountain summit on road from Carrville to Callahan 1645 Comment
  CAS-BOT-BC536897  Viola glabella Eugene Carter 1974-6-12 803 Trinity Salmon-Trinity Alps and vicinity; along the Grizzly Creek Trail at Granite Gulch 1487