Search Results — 2000 specimen records retrieved (1431 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78134  Abies X shastensis Carl B. Wolf 1937-8-12 9178 Trinity North coast range, South Fork Mt., 3 1/2 mi. So. of Cold Spring Lookout 1524 Comment
  CAS-BOT-BC78137  Abies X shastensis G. B. Grant 1902-9-7 5124 Trinity Horse Camp, Mt. Shasta 2438 Comment
  HSC69676  Abies concolor Thomas W. Nelson, Jane P. Nelson 1978-6-9 4110 Trinity Junction of USFS Rd. 27N02 and road to Blue Jay Mine Comment
  HSC51130  Abies grandis G. L. Clifton, Overton 1979-6-3 3729 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  HSC104123  Abies magnifica Julie Kierstead Nelson, Keli McElroy 2012-8-11 2012082 Trinity West slope of the Eddys; 45 Road near Cedar Creek 1951 Comment
  SD136398  Abies magnifica var. shastensis Carl B. Wolf 1937-8-12 Trinity North Coast Range, South Fork Mountain, 3.5 miles south of Cold Spring Lookout 1525 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-BC330964  Acer glabrum var. glabrum H. M. Pollard 1953-8-20 s.n. Trinity Creek-cvrossing on Red Mountain Trail, north of Trinity Alps Resort 1981 Comment
  HSC100024  Acer glabrum var. torreyi J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12935 Trinity Shasta - Trinity National Forest. Along Road A16. 1647 Comment
  RSA67382  Acer macrophyllum Philip A. Munz 1951-9-16 16996 Trinity 2 miles west of Douglas City 457 Comment
  UC1071632  Acer macrophyllum N. French 1932-9-17 16 Trinity East Fork of N Fork of Trinity River Trinity Natl For, Big Bar Quad, E Fork N Fork Trinity River 762 Comment
  UCR138739  Acer macrophyllum J. Marshall, J. Savage, L. Allison 1997-4-12 18 Trinity North Coast Range, Steel Bridge Campground (BLM), 10 mi east of Weaverville 518 Comment
  HSC70590  Achillea millefolium Gail Newton 1980-7-3 1020 Trinity Near Horsehead Mtn. 1753 Comment
  HSC71736  Achillea millefolium M. A. Baker 1980-6-25 2338 Trinity Near Castle Rock 1280 Comment
  UCD128296  Achillea millefolium Joseph M. DiTomaso 1976-6-30 539 Trinity Caribou Ridge Trail on Stuarts Fork side. Trinity Alps. 2133 Comment
  UC199139  Achnatherum lemmonii Harry S. Yates 1914-5-15 269 Trinity near Weaverville Comment
  HSC23708  Acmispon micranthus J. O. Sawyer 1970-5-23 2577 Trinity Above New River 244 Comment
  HSC72610  Acmispon nevadensis var. nevadensis Gail Newton 1980-7-1 827 Trinity Near Hayden Roughs. 1250 Comment
  UC1196180  Aconitum columbianum Joseph P. Tracy 1934-8-29 13606 Trinity S. Fork Mt. Northern Coast Ranges, S. Fork Mt. 1371 Comment
  UC668073  Aconitum columbianum Joseph P. Tracy 1935-8-6 14657 Trinity head of N. Fork White's Creek (around White's Creek Lake); Devil's Canyon Mts., , White's Creek La 1981 Comment
  HSC35887  Aconitum columbianum subsp. columbianum J. P. Smith, J. O. Sawyer 1973-7-27 7174 Trinity Trail to Deadfall Lakes. 1951 Comment
  CAS-BOT-BC391490  Aconitum columbianum subsp. columbianum Milo S. Baker 1926-7-24 128 b-'26 Trinity S. Fork Mt. - bog 2 mi. from highway Comment
  RSA67467  Aconitum columbianum var. columbianum P. A. Munz 1951-7-18 16673 Trinity North slope of North Yolla Bolly Peak. 1951 Comment
  HSC92951  Aconogonon davisiae Jennifer Whipple 1976-6-10 955 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes 2378 Comment
  HSC33597  Aconogonon davisiae R. Spellenberg 1963-7-7 182 Trinity Weaverville, Weaver Bally 2134 Comment
  CAS-BOT-BC391716  Actaea rubra Eugene Carter 1973-8-9 653 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along the Grizzly Creek Trail below Lower Grizzly Meadows 1645 Comment
  CHSC65229  Actaea rubra Sue Pappalardo 1993-8-23 511 Trinity Shasta-Trinity National Forests. At spring adjacent to road. 1040 Comment
  CAS-BOT-BC391715  Actaea rubra Eugene Carter 1974-6-12 802 Trinity Salmon-Trinity Alps and vicinity. Along the Grizzly Creek Trail near Low Gap Camp 1463 Comment
  HSC68620  Adenocaulon bicolor Jacqueline Greenleaf 1980-7-13 203 Trinity Near Van Duzen River. 884 Comment
  RSA66893  Adenocaulon bicolor P. A. Munz 1951-7-17 16565 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  CAS-BOT-BC133140  Adenostoma fasciculatum L. B. Kildale 1930-9-1 10480 Trinity Betty May Mine, Trinity River Comment
  RSA789783  Adiantum aleuticum Rebecca Wenk 2005-7-14 187 Trinity Trinity Alps, along Coffee Creek road, 12 mi from Hwy 3 turnoff. On the south side of the road. 1280 Comment
  HSC28229  Adiantum jordanii J. P. Smith 1973-4-7 5943 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  CDA34423  Aegilops triuncialis P. Brownsey 2011-7-28 2011 -001 Trinity Klamath Ranges: Indian Valley Guard Station, near the 2N10 Rd., Shasta Trinity National Forest, Hayfork Ranger District. Comment
  UCD124879  Agastache urticifolia Joseph M. DiTomaso 1975-8-4 233 Trinity Morris Meadows. 1325 Comment
  CAS-BOT-BC29471  Ageratina occidentalis Alice Eastwood 1921-7-22 10688 Trinity Forest Glen, Trinity Forest Reserve Comment
  HSC98143  Ageratina occidentalis Jennifer Whipple 1976-9-1 1747 Trinity Mt. Eddy; Near Lower Deadfall Lake 2165 Comment
  JEPS94908  Ageratina occidentalis Vernon H. Oswald and Lowell Ahart 1998-7-28 9379 Trinity e of Forest Glen (Rattlesnake Road along w side of Post Creek 0.2 mi n of Hwy 36); Rattlesnake Road, Post Creek 780 Comment
  HSC46774  Ageratina occidentalis J. M. DiTomaso 1976-8-24 679 Trinity Above Lion Lake 2195 Comment
  RSA597181  Ageratina occidentalis Louis C. Wheeler 1950-8-9 6771 Trinity Denny, New River. Comment
  HSC92583  Agoseris aurantiaca Jennifer Whipple 1977-7-5 1910 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  JEPS128114  Agoseris aurantiaca Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-14 2017 -039 Trinity Yolla Bolly Wilderness; near Tehama County line; Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  HSC35951  Agoseris grandiflora Thomas W. Nelson 1975-6-20 1958 Trinity Black Lassic area 1799 Comment
  HSC51336  Agoseris grandiflora G. L. Clifton, Griswold 1979-6-3 3963 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  CAS-BOT-BC22798  Agoseris heterophylla Roxana S. Ferris; Laura Lorraine 1948-6-11 11682 Trinity Summit between Mad River and south fork of Trinity River, state highway 36 1359 Comment
  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
  HSC40779  Agoseris heterophylla Thomas W. Nelson, James Nelson 1976-6-22 2801 Trinity Below Senteney Rock 1494 Comment
  HSC51188  Agoseris heterophylla G. L. Clifton, Overton 1979-6-4 4015 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC73237  Agoseris heterophylla R. York 1980-5-25 764 Trinity Near Shannon Butte 701 Comment
  RSA249411  Agoseris heterophylla D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5675 Trinity Prairie area between 1SO7 and Senteney Rock, along Swayback Ridge, 4 wheel drive road. Comment
  CAS-BOT-BC13475  Agoseris retrorsa Annie M. Alexander; Louise Kellogg 1949-7-4 5767 Trinity North Yolla Bolly, Yolla Bolly Middle Eel Primitive Area 2133 Comment
  CAS-BOT-BC13480  Agoseris retrorsa G. R. Kleeberger 1880-7-2 s.n. Trinity Mount Bally Comment
  HSC51032  Agoseris retrorsa G. L. Clifton, Overton 1979-6-3 3873 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  CAS-BOT-BC126956  Agrostis exarata John Thomas Howell 1955-7-17 30706 Trinity Southwest of Peanut. 762 Comment
  CAS-BOT-BC227215  Agrostis exarata Eugene Carter 1975-8-13 1064 Trinity North Fork Trinity River. North of Grizzly Cr. 1066 Comment
  UC922545  Agrostis idahoensis Annie M. Alexander and Louise Kellogg 1948-8-10 5473 Trinity Canyon Creek Canyon Creek (tributary Trinity River) 1676 Comment
  HSC76538  Agrostis oregonensis Aleria Gizinski 1981-7-30 225 Trinity Near Goat Hill. 1433 Comment
  HSC78230  Agrostis variabilis John S. Palmer 1975-7-27 424 Trinity Bear Lakes Area, near Bear Creek 1738 Comment
  SEINET184872  Agrostis variabilis C. L. Hitchcock, J. S. Martin 1939-7-11 5403 Trinity Trinity Mountains; South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon Trinity Mountains. 1890 Comment
  CAS-BOT-BC461077  Allium acuminatum Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville Comment
  CAS-BOT-BC461080  Allium acuminatum Alice Eastwood 1921-7-22 10701 Trinity Forest Glenn, Trinity National Forest. Comment
  HSC2923  Allium amplectens William J. Ferlatte, B. D. Rodgers 1966-6-7 2078 Trinity 2 mi. W of Peanut on Hwy. 36 823 Comment
  HSC73847  Allium bolanderi var. bolanderi M. A. Baker 1980-5-25 1510 Trinity Near Shannon Butte 701 Comment
  HSC42569  Allium campanulatum Robert M. Specht 1977-6-27 1085 Trinity Drainage slope Comment
  HSC74607  Allium campanulatum M. A. Baker 1980-7-10 2744 Trinity Near Senteney Rock 1554 Comment
  HSC98420  Allium campanulatum Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2960 Trinity 82 m W of Redding, Shasta-Trinity National Forest, on trail to Limestone Ridge 1820 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
  HSC67236  Allium cratericola Thomas W. Nelson, D. Gordon 1980-5-8 5241 Trinity Along FS Rd. 2N18 above Corral Creek, 1 mi. from junction with FS Rd. 2N10 1159 Comment
  HSC67303  Allium cratericola Thomas W. Nelson, Jane P. Nelson 1980-5-7 5179 Trinity Shasta-Trinity National Forest, along SR 36, 1 mi. W of intersection with SR 3 near Peanut 793 Comment
  HSC31960  Allium falcifolium D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5520 Trinity Black Lassic 1738 Comment
  HSC81635  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1980-7-17 6114 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  UC843334  Allium falcifolium Alice Eastwood, John Thomas Howell 1937-6-25 4998 Trinity n Carrville; Scott Mts. Comment
  CAS-BOT-BC469087  Allium falcifolium Alice Eastwood; John Thomas Howell 1937-6-25 4998 Trinity Scott Mts. N of Carrville Comment
  HSC2984  Allium falcifolium R. Spellenberg 1963-7-7 180 Trinity Weaverville, Weaver Bally 2134 Comment
  HSC71811  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1980-6-27 5931 Trinity Along FS Rd. 2S08, 0.6 mi. S of junction with FS Rd. 1S07 1646 Comment
  HSC71839  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1980-6-27 5962 Trinity Ridge SW from Black Lassic 1677 Comment
  HSC71840  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1980-6-27 5946 Trinity NE side of Mule Ridge 1585 Comment
  RSA107404  Allium falcifolium L. S. Rose 1955-6-13 55081 Trinity 1 mile SW of Peanut. 762 Comment
  HSC50910  Allium hoffmanii G. L. Clifton, Overton 1979-6-3 3730 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  UC722292  Allium validum C. L. Hitchcock, J. S. Martin 1939-7-12 5355 Trinity 7 mi above Dedrick; Salmon-Trinity Alps, Canyon Creek Meadows 1402 Comment
  UC1111634  Allophyllum divaricatum Lewis S. Rose 1955-6-13 55076 Trinity 6 mi. s.w. Douglas City 609 Comment
  RSA41904  Alnus rhombifolia H. C. Cantelow 1936-8-27 s.n. Trinity Darlingtonia Bog about 1 mi. S.W. of Trinity Center. Comment
  HSC815  Alnus viridis subsp. sinuata William J. Ferlatte 1967-8-5 775 Trinity Canyon Creek Lakes 1646 Comment
  RSA211263  Alnus viridis subsp. sinuata W. J. Ferlatte 1967-8-5 775 Trinity A flora of the Trinity Alps in northern California; Canyon Creek Lakes. 1646 Comment
  HSC101704  Amelanchier alnifolia var. pumila J. P. Smith, J. O. Sawyer 2011-6-24 13245 Trinity Shasta - Trinity National Forest. Copper Gulch Campground. 584 Comment
  HSC38029  Amelanchier alnifolia var. semiintegrifolia Thomas W. Nelson 1976-5-5 2495 Trinity Burnt Ranch, beside Hwy. 299 Comment
  JEPS44698 Image available Amelanchier alnifolia var. semiintegrifolia W. L. Jepson 1934-5-5 16642 Trinity 3 mi w Peanut; Cold Spring Comment
  HSC40429  Amelanchier pallida J. O. Sawyer 1973-7-1 2527 Trinity Butter Creek S of Hyampom. Comment
  HSC50965  Amelanchier pallida G. L. Clifton, Overton 1979-6-3 3787 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  HSC51065  Amelanchier pallida G. L. Clifton, Overton 1979-6-3 3910 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC59964  Amelanchier pallida M. A. Ericksen 1979-6-22 335 Trinity Horsehead Mtn. 1773 Comment
  RSA0086530  Amelanchier pallida Bonnie C. Templeton 1968-6-13 11310 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  RSA304925  Amelanchier pallida James R. Shevock 1972-3-26 1457 Trinity Along Trinity River. 427 Comment
  CAS-BOT-BC135648  Amelanchier utahensis Alice Eastwood 1921-7-22 10694 Trinity Forest Glen, Trinity Foerst Reserve Comment
  CAS-BOT-BC222317  Amsinckia douglasiana Annie M. Alexander; Louise Kellogg 1949-6-26 5702 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area 1706 Comment
  HSC26795  Amsinckia intermedia Thomas W. Nelson 1971-4-25 421 Trinity Hwy. 299 at Big Flat Comment
  UCD128835  Anaphalis margaritacea Joseph M. DiTomaso 1975-7-29 206 Trinity Trinity Alps. 3/4 mile below Big Bear Lake. 1645 Comment
  UCD128849  Anaphalis margaritacea Joseph P. Tracy 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain. 1645 Comment
  SEINET2033710  Anaphalis margaritacea var. subalpina C. L. Hitchcock, Martin, J. S. 1939-7-12 5301 Trinity Small meadow just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon- Trinity Alps 1680 Comment
  SEINET2029364 Image available Anaphalis margaritacea var. subalpina C. L. Hitchcock, J. S. Martin 1939-7-12 5361 Trinity Just below lower Canyon Creek Meadow, 10 miles north or Dedrick, Salmon-Trinity Alps 1676 Comment
  HSC68035  Ancistrocarphus filagineus J. P. Smith 1973-5-6 6640 Trinity Blanchert Flats near Douglas City Comment
  HSC18012  Anemone deltoidea J. F. Knezevich 1967-7-8 337 Trinity 'Clems Camp', 4 mi. from the junction of the road to Salt Log Springs on the road to Brushy, Big, and Green Mtns. Comment
  UCD95469  Anemone drummondii var. drummondii Joseph M. DiTomaso 1975-6-25 65 Trinity High end of Parker Meadows. 1630 Comment
  CAS-BOT-BC391984  Anemone occidentalis Lester Rowntree 1936-7-16 s.n. Trinity Granite Creek, Trinity Mts. 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
  HSC71983  Angelica tomentosa J. M. DiTomaso 1980-8-29 1956 Trinity 10.25 mi E of Trinity-Humboldt County line on Hwy 299, 14 mi E of Willow Creek and 0.5 mi W of Burnt Ranch 457 Comment
  UCD127181  Angelica tomentosa Joseph DiTomaso 1980-8-15 1867 Trinity 50 m south of Highway 299 on Hennessey Road, around 1 mile west of Burnt Ranch. 457 Comment
  CAS-BOT-BC59300  Antennaria argentea L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  HSC23242  Antennaria argentea J. P. Smith, J. O. Sawyer 1972-5-27 5309 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  JEPS106462  Antennaria argentea J. K. Nelson 2004-6-22 2004 -48 Trinity Wildwood Store, intersection of Hwy 36 and County Road 302, ca. 50 mi W of Red Bluff. 1180 Comment
  CAS-BOT-BC59251  Antennaria argentea Harold E. Parks; Joseph P. Tracy 1942-7-2 11587 Trinity Near Lemonade Spring South Fork Mt. 1371 Comment
  CAS-BOT-BC59298  Antennaria argentea Doris K. Kildale 1927-7-4 3691 Trinity Summit at boundary of Trinity & Shasta counties on Eureka-Red Bluff road Comment
  CAS-BOT-BC94799  Antennaria argentea R. C. Wenk 2006-9-2 541 Trinity Trinity Alps, along Coffee Creek road, Big Flat Meadow 1554 Comment
  UC1222916  Antennaria argentea Joseph P. Tracy 1941-8-24 17018 Trinity (near where highway crosses grassy flats and slopes among oaks) Trinity Highway; South Fork Mountain 1310 Comment
  HSC82490  Antennaria microphylla Thomas W. Nelson, Jane P. Nelson 1979-6-14 4758 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  UC1988655  Antennaria sawyeri Pete Figura 2006-9-7 171 Trinity North of Little Stonewall Pass. Approximately 0.39 air miles east of Lower Siligo Meadow. Trinity Alps Wilderness, Shasta-Trinity National Forest. Siligo Peak 7.5' Quad. Comment
  UC1988656  Antennaria sawyeri Pete Figura 2010-9-14 203 Trinity Slope just below summit of Middle Peak, Trinity Alps. Siligo Peak 7.5' Quad. Comment
  JEPS93996  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and Lowell Ahart 1998-7-28 9386 Trinity e. Forest Glen (Rattlesnake Rd. along w. side of Post Creek 0.2 mi. n. of Hwy. 36) 780 Comment
  UC1565789  Antirrhinum vexillocalyculatum subsp. breweri R. Spellenberg 1990-7-11 10259 Trinity 2 mi se Burnt Ranch on Calif. Hwy. 299 (0.5 mi nw of hwy crossing of Trinity River at Cedar Flat, at Little Bidden Creek); Trinity River, Little Bidden Creek 304 Comment
  JEPS120262  Antirrhinum vexillocalyculatum subsp. breweri Julie Kierstead Nelson 2009-9-28 2009 -020 Trinity Unnamed drainage NE of Saddle Gulch, Dubakella Mountain, ca. 1/2 mile south of Hwy 36W. Comment
  POM225583  Antirrhinum vexillocalyculatum subsp. breweri Philip A. Munz 1936-8-12 14372 Trinity 12 mi. east of Forest Glen. 1006 Comment
  HSC72755  Apocynum androsaemifolium Gail Newton 1980-7-2 920 Trinity Near N Kelsey Peak 350 Comment
  HSC78281  Apocynum androsaemifolium John S. Palmer 1975-7-23 404 Trinity Bear Lakes Area, ridgetop SE of Log Lake 2000 Comment
  HSC820  Apocynum androsaemifolium William J. Ferlatte 1967-8-6 807 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  UC184666  Apocynum androsaemifolium Harry S. Yates 1914-6-18 443 Trinity Rush Creek Comment
  HSC42482  Apocynum cannabinum Robert M. Specht 1977-7-19 1161 Trinity Clarks Basin drainage Comment
  HSC45411  Aquilegia formosa Thomas W. Nelson, Jane P. Nelson 1977-7-4 3627 Trinity N side of Mule Ridge 1585 Comment
  JEPS123424  Aquilegia formosa Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -110 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
  CAS-BOT-BC394999  Aquilegia formosa H. C. Cantelow 1936-8-24 587 Trinity Scott Mt. Creek, about 4 mi. S. of Scott, Mt. Summit Comment
  CHSC69019  Aquilegia formosa var. truncata Vernon Oswald; Lowell Ahart 1997-7-17 8738 Trinity Forest Route 29 (Trinity National Forest) 4.9 mi south of Hwy. 36 1249 Comment
  CHSC32707  Arabidopsis thaliana James P. Smith 1973-5-6 6593 Trinity Blanchert Flats near Douglas City. 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
  HSC64789  Arabidopsis thaliana J. P. Smith 1975-5-17 8140 Trinity Along Hwy. 299 at Hayden Flat Campground 390 Comment
  RSA296772  Arabis breweri Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-20 1975 Trinity Along road 5E27 just north of junction with road 1S07. Comment
  RSA66408  Arabis breweri P. A. Munz 1951-7-18 16638 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  HSC26402  Arabis breweri var. breweri J. P. Smith, J. O. Sawyer 1973-3-11 5862 Trinity Trail along the Trinity River and New River beginning at Grays Falls. Comment
  HSC27543  Arabis breweri var. breweri J. P. Smith 1973-4-7 5997 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  HSC74552  Arabis breweri var. breweri M. A. Baker 1980-7-12 2845 Trinity Near Black Lassic 1753 Comment
  HSC56766  Arabis glabra G. L. Clifton, Butler 1979-7-18 8479 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  UC1198308  Arabis glabra Joseph P. Tracy 1923-6-28 6408 Trinity Burnt Ranch Northern Coast Ranges 457 Comment
  HSC82009  Arabis holboellii var. retrofracta Thomas W. Nelson, Jane P. Nelson 1979-6-15 4844 Trinity Mouth of Bear Creek 915 Comment
  HSC244  Arabis platysperma var. howellii William J. Ferlatte 1967-8-11 923 Trinity N side of Thompson Peak 2378 Comment
  HSC65002  Arabis platysperma var. howellii D. L. Goforth 1979-7-23 327 Trinity Trinity Alps Wilderness Area, head of Battle Creek 2256 Comment
  HSC90633  Arabis sparsiflora var. subvillosa Jennifer Whipple 1976-8-4 1659 Trinity Near Lower Deadfall Lake 2165 Comment
  HSC67240  Arabis subpinnatifida Thomas W. Nelson, D. Gordon 1980-5-8 5238 Trinity Along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  RSA299471  Arabis subpinnatifida J. P. Smith 1973-4-21 6160 Trinity Roadsides and slopes above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  CAS-BOT-BC171033  Aralia californica Lyman Benson 1930-7-18 2196 Trinity Creek bank 30 miles west of Weaverville, middle N. Coast mountains, Trinity River 457 Comment
  HSC28984  Arbutus menziesii J. P. Smith 1973-4-21 6263 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  UC1309694  Arctostaphylos canescens subsp. canescens H. A. Jensen Sep 1931 229 Trinity head of Van Duzen River Trinity National Forest, Hoaglin Quadrangle 1036 Comment
  CAS-BOT-BC23950  Arctostaphylos canescens subsp. canescens C. Hart Merriam 1922-6-27 s.n. Trinity West slope between Wildwood and Peanut. Comment
  JEPS120251  Arctostaphylos canescens subsp. sonomensis Julie Kierstead Nelson with Wendy Boes 2012-6-5 2012 -061 Trinity South Fork Mountain, 1.5 mi. S of Hwy. 36; pullout along Rd. 1S11 Comment
  CHSC3614  Arctostaphylos glandulosa R. Jaegel 1966-2-12 35 Trinity Collected 3 miles west of Hayfork. Comment
  CHSC32720  Arctostaphylos manzanita J. P. Smith; Tom Nelson, Jane Nelson 1976-3-20 8510 Trinity Gray Creek Road, 1/4 mi from its junction with State Route 299. Comment
  HSC72665  Arctostaphylos manzanita Gail Newton 1980-6-26 634 Trinity Near Underwood Creek. 451 Comment
  UC1193135  Arctostaphylos nevadensis P. Zinke 1950-6-20 130 Trinity intersection of Trinity Co. line and west boundary Mendocino National Forest; Quad 43A2 1706 Comment
  RSA121332  Arctostaphylos nevadensis H. A. Jensen 1931-09 220 Trinity Grizzly Mountain, Hoaglin quadrangle. 1646 Comment
  CAS-BOT-BC44489  Arctostaphylos patula W. R. Dudley 1901-8-16 s.n. Trinity On Willow Creek Grade west of Gazelle Comment
  CAS-BOT-BC44490  Arctostaphylos patula Eugene Carter 1972-3-29 358 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 944 Comment
  HSC27118  Arctostaphylos patula J. O. Sawyer 1973-4-21 2493 Trinity Along Bear Lake Trail 945 Comment
  HSC67137  Arctostaphylos patula J. P. Smith 1973-4-21 6271 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC67168  Arctostaphylos patula J. P. Smith, J. O. Sawyer 1972-5-27 5341 Trinity 1 mi. S of Dan Rice Creek along Scott Mtn. Creek, Hwy. 3 1220 Comment
  SEINET7267247  Arctostaphylos stanfordiana H. A. Jensen 673 Trinity Mad River Ranger Station Comment
  HSC67347  Arctostaphylos viscida Thomas W. Nelson, Jane P. Nelson 1980-5-25 5271 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  RSA70847  Arctostaphylos viscida subsp. mariposa F. W. Peirson 1936-5-30 11826 Trinity Along woodroad, ca. 1 mile from Balch Park. 1829 Comment
  UCD52207  Arctostaphylos viscida subsp. pulchella D. Sanchez-Mata; S. Rivas-Martinez, et al. 1998-6-9 s.n. Trinity Trinity County. 1350 Comment
  CAS-BOT-BC47479  Arctostaphylos viscida subsp. viscida L. R. Abrams 1916-7-24 6253 Trinity Wildwood Comment
  UC162887  Arenaria congesta var. suffrutescens M. H. Manning 21 Trinity Trinity Summit Comment
  UC922636  Arenaria congesta var. suffrutescens Annie M. Alexander and Louise Kellogg 1948-8-5 5392 Trinity Trinity Mountains, Lower Canyon Lake 1737 Comment
  CDA11286  Arenaria serpyllifolia G. F. Hrusa 1994-6-1 11878 Trinity Trinity Mountains; Immed. W of Trinity Camp at crossing of river by Hwy 3. Comment
  JEPS75977  Arenaria serpyllifolia var. serpyllifolia W. J. Ferlatte 1969-6-26 1195 Trinity Trinity Alps of norhtern California 1524 Comment
  CAS-BOT-BC82371  Arnica cordifolia John Thomas Howell 1937-7-25 13514 Trinity Summit between Caribou Basin and Stuarts Fork of Trinity River 2225 Comment
  UCR45365  Arnica cordifolia M. Bransom, D. Brown, R. Hildebrant, N. Meiselman 1986-5-10 58 Trinity Philpot Campground Comment
  CAS-BOT-BC82571  Arnica discoidea John Thomas Howell 1936-8-24 12723 Trinity Summit of Scott Mts. n. of Carrville Comment
  CHSC66317  Arnica discoidea Vernon H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7930 Trinity Deer Lick Knob Rd. (Forest Route 1) 15.9 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1066 Comment
  HSC32253  Arnica discoidea J. O. Sawyer 1970-6-25 2289 Trinity Near One Mile Camp on Devil's Backbone. 1494 Comment
  RSA49701  Arnica discoidea Philip A. Munz 1949-5-15 13214 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  UC297883  Arnica lanceolata subsp. prima Milo S. Baker 1926-8-4 211 a-26 Trinity Stony Creek , Granite Peak 1828 Comment
  UCD129200  Arnica lanceolata subsp. prima William J. Ferlatte; Alice Q. Howard 1970-8-9 1284 Trinity Trinity Alps, Boulder Creek Lakes. At west end of lower lake. 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
  HSC40057  Arnica mollis J. O. Sawyer 1970-8-8 2365 Trinity Dry rocks N of Mirror Lake 2287 Comment
  UC582491  Arnica ovata Joseph P. Tracy 1935-8-6 14654 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
  HSC68856  Arnica spathulata Thomas W. Nelson, Jane Nelson 1980-6-20 5719 Trinity Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36 1220 Comment
  CHSC30207  Arnica venosa M. S. Taylor 1980-7-24 3188 Trinity On NW side of Jackass Peak, ca.1.8 mi N of where Rd 119 splits to circle the mt, ca. 2.1 mi N of the jct of 119 and Hwy 106, ca. 13.2 mi N of Trinity Mt. Station. 914 Comment
  UCD129146  Arnica venosa G. F. Hrusa 1992-5-30 10440 Trinity along road to Bonanza King lookout. Slopes above Scorpion Creek approximately 1/2 m. from Highway 3. Comment
  UC1146687  Arrhenatherum elatius Freed W. Hoffman 1946-5-23 1738 Trinity s of Burnt Ranch (North Coast Ranges, Trinity River); North Coast Ranges, Trinity River Comment
  JEPS94221  Asarum caudatum Vernon Oswald and Lowell Ahart 1998-5-14 9070 Trinity 1.4 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.7 mi n of Highway 36); Wildwood Road 1024 Comment
  CAS-BOT-BC400713  Asarum hartwegii Mrs. E. C. Van Dyke 1931-6-30 s.n. Trinity Carville [Carrville] Comment
  CAS-BOT-BC400709  Asarum hartwegii Alice Eastwood; John Thomas Howell 1937-6-25 4926 Trinity Near Preacher Meadow Comment
  SEINET6811565  Asarum hartwegii Unknown 1993-7-14 3274 Trinity 11 road miles NE of Weaverville; Weaverville; 11 road miles NE of Comment
  CHSC63374  Asclepias cordifolia Vernon H. Oswald; Lowell Ahart 1994-7-11 6394 Trinity Forest Rd. 26 (to Mt.Shasta), 7.8 mi N of Castle Creek Rd. (Forest Rd. 25), between Mumbo Creek and Gumboot Trailhead on the Pacific Crest Trail, W of Dunsmuir. 1914 Comment
  UCR84712  Asclepias cordifolia 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
  RSA789785  Asclepias cordifolia Rebecca Wenk 2005-7-18 265 Trinity Trinity Alps, Coffee Creek, 4 mi down road from Big Flat Meadow. 1402 Comment
  RSA130583  Asclepias eriocarpa Roxana S. Ferris 1955-7-11 s.n. Trinity Just W of Whiskeytown on US highway 299 335 Comment
  CDA19934  Asclepias fascicularis Lockhart 2002-7-15 PDR 914644 Trinity Northern California; 1602 Timber Ridge Rd, Weaverville. 0 Comment
  CAS-BOT-BC222866  Asclepias solanoana R. C. Barneby 1954-5-18 11556 Trinity S. of Peanut 792 Comment
  CHSC35538  Asclepias solanoana Thomas W. Nelson; Jane P. Nelson 1980-6-20 5704 Trinity Shasta-Trinity National Forest. Along road 30N28 ca. 1 mile east of junction with road 29N73. 1371 Comment
  RSA0104721  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-19 5631 Trinity Along Old State Route 36 (Post Creek Road) at bridge over Glade Creek. 883 Comment
  HSC38700  Asclepias speciosa J. P. Smith, J. O. Sawyer 1975-6-23 8294 Trinity 1/2 mi. S of Douglas City on SR 3 503 Comment
  SEINET10741630  Asclepias speciosa Carl B. Wolf 1937-7-14 Wolf s.n. 1937 Trinity W. Weaver Creek, 2 mi W of Weaverville 762 Comment
  CAS-BOT-BC65920  Aspidotis densa P. C. Everett; E. K. Balls 1959-10-23 23929 Trinity 3.7 mi. n. from Eagle Creek F.S. Camp along road to Callaban 914 Comment
  CAS-BOT-BC68791  Aspidotis densa Annie M. Alexander; Louise Kellogg 1948-8-24 5549 Trinity Trinity Mountains - Morris Meadow, Stuart Fork of Trinity River, trail above meadow. 1280 Comment
  HSC42101  Aspidotis densa Sue Sweet 1977-5-7 37 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC67282  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-6-17 5498 Trinity Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24 945 Comment
  HSC67328  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-5-30 5392 Trinity Shasta-Trinity National Forest, along FS Rd. 4N25 (Clark Creek Loop) at junction with FS Rd. 4N25C, 2 mi. S of junction with Rd. 60 (Underwood Mtn. Rd.) 1067 Comment
  HSC67335  Aspidotis densa Thomas W. Nelson 1980-5-30 5356 Trinity Along Rd. 60 (Underwood Mtn. Rd.), 10 mi. S from junction with Hwy. 299 1341 Comment
  HSC67362  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-5-25 5274 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  JEPS128473  Aspidotis densa Julie Kierstead Nelson with Martin Lenz 2015-4-15 2015 -016 Trinity Stoney Point campground, west side of Trinity Lake off Hwy 3. Comment
  UC1175149  Aspidotis densa P. C. Everett and E. K. Balls 1959-10-23 23929 Trinity 3.7 mi n Eagle Creek F. S. Camp (along rd to Callaban) 914 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
  HSC42490  Astragalus purshii Robert M. Specht 1977-6-30 1131 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper] Comment
  HSC39138  Astragalus purshii Gary S. Lester 1974-6-30 335 Trinity Saddle between N Yolla Bolly Mtn. and Black Rock Mtn., Yolla Bolly Wilderness Area 2165 Comment
  RSA66474  Astragalus purshii var. purshii P. A. Munz 1951-7-21 16774 Trinity Fisher Ridge, North Yolla Bolly Mts. 2195 Comment
  UCD105508  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson; Jane P. Nelson 1980-6-17 5469 Trinity Shasta-Trinity National Forest. Along Old State Route 36 ca. 1 mile west of with State Route 3 near Peanut. 792 Comment
  HSC56659  Asyneuma prenanthoides Walter Overton 1979-7-17 8144 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  SEINET11262520  Asyneuma prenanthoides Robert L. Johnson, Mikel R. Stevens 2015-7-12 3967 Trinity Sierra Nevadas. 2.9 rd mi E of junction with Challenge Cuttoff Rd on La Porte Rd, Sharon Valley. At junction of La Porte Rd and Milk Ranch Rd (dirt rd).; 0 973 Comment
  CAS-BOT-BC94421  Athyrium alpestre var. americanum R. C. Wenk 2005-7-16 244 Trinity Coffee Creek, Big Flat Meadow. Along a small creek to the NW of the Gates cabin at the N end of Big Flat Meadow 1554 Comment
  RSA49995  Athyrium filix-femina subsp. cyclosorum E. K. Balls 1949-6-30 13698 Trinity 0.7 mile above Dedrick Canyon Creek 747 Comment
  UCD136287  Athyrium filix-femina var. californicum Joseph M. DiTomaso 1976-7-20 642 Trinity Sugar Pine Lake Trail. 1615 Comment
  CHSC29  Athyrium filix-femina var. cyclosorum V. Holt 1942-8-2 Trinity Trinity Alps. 1828 Comment
  HSC71518  Avena barbata M. S. Baker 1980-7-1 2573 Trinity Near Hayden Roughs 1402 Comment
  HSC70055  Avena fatua M. A. Baker 1980-5-25 1521 Trinity Near Shannon Butte 701 Comment
  RSA256287  Avena fatua J. R. Reeder, C. G. Reeder 1973-5-26 6188 Trinity ca. 4 miles E of Big Bar along state Hwy. 299, near Big Flat Campground. 457 Comment
  CAS-BOT-BC98618  Baccharis pilularis E. V. Jotter 1912-10-1 243 Trinity Trinity Summit 1524 Comment
  HSC34581  Balsamorhiza deltoidea R. M. Sullivan 1975-5-17 96 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  UC582681  Balsamorhiza deltoidea Joseph P. Tracy 1935-8-3 14465 Trinity Mary Blaine Mt. 1950 Comment
  SEINET200926  Beckmannia syzigachne J. P. Tracey 1941-6-29 16947 Trinity Hettenshaw Valley 945 Comment
  UC922595  Boechera acutina Annie M. Alexander and Louise Kellogg 1948-8-10 5470 Trinity Upper Canyon Creek Lake Trinity Mountains 1767 Comment
  CAS-BOT-BC16068  Boechera breweri P. A. Munz 1951-7-18 16638 Trinity Line of Tehama-Trinity County. North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak. 1981 Comment
  CHSC30971  Boechera breweri B. Williams 1980-4-8 354 Trinity Big Flat, Shasta-Trinity NF/Big Bar RD, on Hwy 299. Comment
  CHSC71027  Boechera breweri subsp. breweri Vernon Oswald; Lowell Ahart 1998-5-14 9063 Trinity Wildwood Rd. 6.6 mi north of Hwy. 36, 1.3 mi north of Gemmill Gulch Picnic Area. On slope between the road and Hayfork Creek. 1005 Comment
  CAS-BOT-BC16058  Boechera breweri subsp. shastaensis Eugene Carter 1972-4-25 377 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 1066 Comment
  UC562680  Boechera howellii Joseph P. Tracy 1935-8-8 14712 Trinity Whites Creek Lake, head of North Fork of Whites Creek Devils Canyon Mts. 1981 Comment
  CAS-BOT-BC25441  Boechera retrofracta Alice Eastwood; John Thomas Howell 1937-6-25 4891 Trinity Trinity Alps Resort. Comment
  CHSC118653  Boechera serpenticola Julie Kierstead Nelson; Marie Buell 2015-5-6 2015 -035 Trinity Wild-Mad Road (County Road 30) southern Klamath Range, ca. 1 mile south of Hwy. 36W. UTM NAD 83 Zone 10, 4470070m N, 493725m E. 1031 Comment
  CHSC114578  Boechera subpinnatifida Julie Kierstead; John Vervaert 1997-6-24 970013 Trinity Shasta-Trinity National Forests, Weaverville Ranger District, Road to Bonanza King Lookout, 2 miles north of Trinity Lake. 1066 Comment
  RSA41875  Boisduvalia densiflora H. C. Cantelow 1936-8-23 1662 Trinity Near Preacher Camp, about 4 miles west of Scott Ranch 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
  UC184653  Boykinia major Harry S. Yates 1914-6-29 466 Trinity Upper Rush Creek Comment
  UC195264  Boykinia major Annie M. Alexander and Louise Kellogg 1911-7-8 221 Trinity North Fork Coffee Creek 1371 Comment
  CAS-BOT-BC418472  Boykinia major A. R. Kruckeberg 1954-8-9 3722 Trinity Along bouldery margins of Stuart Fork, of Trinity River, just above upper end of Morris Meadows. Trinity Alps area. 1524 Comment
  UC1222964  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 mi e of Cedar Flat (Trinity River); Trinity River 365 Comment
  HSC27092  Brickellia greenei Thomas W. Nelson 1973-7-14 1062 Trinity Trinity River at Eagle Creek Comment
  HSC36183  Brickellia greenei J. P. Smith, J. O. Sawyer 1973-7-26 7155 Trinity Eagle Creek Campground 854 Comment
  CAS-BOT-BC127696  Brickellia greenei Mrs. H. C. Cantelow 1937-8-22 1836 Trinity Swift Creek at Gratten Ford Comment
  UC463106  Brodiaea coronaria subsp. coronaria Milo S. Baker 1926-8-14 263 b Trinity above Trinity Alps Camp Comment
  CAS-BOT-BC482222  Brodiaea coronaria var. coronaria Alice Eastwood; John Thomas Howell 1937-6-25 4905 Trinity Trinity Alps Resort Comment
  HSC3024  Brodiaea elegans subsp. elegans R. Spellenberg 1964-6-16 420 Trinity Spellenberg property, 2 mi. E of Burnt Ranch. Comment
  UC922640  Brodiaea elegans subsp. elegans Annie M. Alexander and Louise Kellogg 1948-8-24 5544 Trinity on trail through woods above Morris Meadow; Trinity Mountains, Stuart Fork Of Trinity River 1280 Comment
  CAS-BOT-BC484282  Brodiaea elegans subsp. elegans Ella Dales Cantelow 1939-6-8 3938 Trinity Near Scott Ranch Comment
  SEINET10533840  Brodiaea multiflora Sadler 1976-6-15 SADLER s.n. 1976 Trinity Butter Creek and Indian Valley road. 4 miles SW of Hayfork. R8E T2N Sec. 20. Comment
  CAS-BOT-BC144323  Bromus Doris K. Kildale 1931-5-17 10930 Trinity Hawkins Bar. 182 Comment
  CHSC32231  Bromus carinatus James Jokerst 1980-8-20 1093 Trinity North Coast Ranges. Near Hammerhorn Mountain. [Latitude on label (22 degrees 45' 6' N) is very incorrect. Substituted value is for Hammerhorn Mtn. on the Yolla Bolly SW quad.] Comment
  CAS-BOT-BC155948  Bromus commutatus E. J. Linck 1920-6-18 8 Trinity Ruth. Comment
  UCD58443  Bromus commutatus Collector unknown 1948-1 Trinity Trinity Co. Comment
  RSA10037  Bromus diandrus Joseph P. Tracy 1932-6-17 10219 Trinity Three Forks of Mad River. 884 Comment
  CAS-BOT-BC155235  Bromus hordeaceus Doris K. Kildale 1931-5-30 10795 Trinity Weaverville. Comment
  HSC72641  Bromus laevipes Gail Newton 1980-6-26 669 Trinity Near Underwood Creek. 451 Comment
  HSC9203  Bromus laevipes R. Spellenberg 1965-6-11 1087 Trinity Behind Moss Lumber Co. Comment
  POM364035  Bromus laevipes J. O. Sawyer 1978-6-9 4146 Trinity on Red Mountain. 1250 Comment
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Feb 19 2013
  HSC58722  Bromus orcuttianus Walter Overton 1979-7-17 8126 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC44147  Bromus tectorum M. A. Baker 1977-5-7 256 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC73312  Bromus tectorum M. A. Baker 1980-7-12 2831 Trinity Near Black Lassic 1753 Comment
  UC184320  Cacaliopsis nardosmia Harry S. Yates 1914-5-20 326 Trinity East Weaver Creek Comment
  UC249834  Cacaliopsis nardosmia Joseph P. Tracy 1923-6-30 6440 Trinity near summit on Weaverville Road Hay Fork Mountain (North Coast Ranges); , Hay Fork Mountain 1097 Comment
  CAS-BOT-BC227825  Cacaliopsis nardosmia Eugene Carter 1974-5-27 750 Trinity Salmon-Trinity Alps and vicinity. Along the Northfork [North Fork] Trail at north end of Pfeiffer Pflat [Flat] 1066 Comment
  HSC38288  Cacaliopsis nardosmia Thomas W. Nelson 1976-6-10 2689 Trinity Along FS 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
  UC722169  Calamagrostis breweri C. L. Hitchcock, J. S. Martin 1939-7-11 5413 Trinity 10 mi W of [Ferlatte annotation makes correction, 10 mi N of Dedrick] Dedrick (Lower Canyon Creek Lake); Salmon - Trinity Mountains 1889 Comment
  CAS-BOT-BC185339  Calamagrostis canadensis Annie M. Alexander; Louise Kellogg 1948-8-17 5497 Trinity Trinity Mountains. East Fork Canyon Creek Lake. South side of lake. 1752 Comment
  HSC78782  Calamagrostis koelerioides John S. Palmer 1975-7-27 424 Trinity Bear Lakes Area, near Bear Creek 1738 Comment
  UC122778  Calamagrostis koelerioides C. L. Hitchcock and J. S. Martin 1939-7-11 5405 Trinity Upper Canyon Creek Lake Salmon-Trinity Mts. (s shore, 11 mi n of Dedrick) 1889 Comment
  CHSC82914  Calliscirpus criniger J. D. Jokerst; M. Meyer 1981-7-29 1443 Trinity Along the edges of a creek adjacent to opening in Montane Chap. S slope 25 meters E of road 37N22 in first drad S of cutoff Rd to Bonanza King Lookout. 1981 Comment
  HSC2596  Calocedrus decurrens J. F. Knezevich 1967-10-14 353 Trinity Hwy. 299 at Oregon Summit, on the road 2 mi. before reaching Glennison Gap. Comment
  SEINET10971612  Calochortus nudus var. shastensis Mary Susan Taylor 1980-7-23 Taylor 3183 Trinity Shasta-Trinity Natl Forest, on N side of Upper Bluff Lake Road (40N98A), in meadow in Yellow Pine Forest, ca. 19.6 mi NE of Trumble's Ranch on Hwy 3 via rd 42N17. 2073 Comment
  HSC23571  Calochortus tolmiei J. O. Sawyer 1970-5-23 2585 Trinity Above New River 244 Comment
  HSC32911  Calochortus tolmiei Thomas W. Nelson 1973-5-30 989 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC68719  Calochortus tolmiei Jacqueline Greenleaf 1980-5-22 84 Trinity Near Double Gate Ridge. 1067 Comment
  JEPS61735  Calochortus tolmiei W. L. Jepson 1934-5-5 16646 Trinity Forest Glen South Fork Trinity River Comment
  HSC46732  Calochortus tolmiei William J. Ferlatte 1975-5-21 1685 Trinity Canyon of the Stuart Fork of the Trinity River, 1.9 mi. W of Hwy. 3 793 Comment
  RSA304207  Calochortus tolmiei S. Ganley 1971-5-29 655 Trinity Trinity Hwy; near Rich Bar. 762 Comment
  CAS-BOT-BC132646  Calochortus uniflorus Mrs. J. C. Reynolds s.n. Trinity Carrville Comment
  CAS-BOT-BC132655  Calochortus uniflorus Annie M. Alexander; Louise Kellogg 1949-7-11 5784 Trinity Union Creek, South branch of Coffee Creek, Northwest of Trinity Center 1828 Comment
  UC1197680  Calochortus uniflorus Joseph P. Tracy 1923-6-30 6483 Trinity head of Rattlesnake Creek Northern Coast Ranges, Post Creek Mt. 1066 Comment
  CDA10567  Calycadenia fremontii Vernon H. Oswald & Lowell Ahart 1998-7-28 9380 Trinity Rattlesnake Road along the west side of Post Creek, 0.2 mile north of Highway 36, east of Forest Glen. Comment
  CAS-BOT-BC273405  Calycadenia fremontii G. D. Carr 1974-9-13 786 Trinity 4 mi SW of Lewiston on Lewiston Rd 549 Comment
  CAS-BOT-BC273406  Calycadenia fremontii W. M. Hiesey 1941-11-10 454 Trinity On road between Hayfork Summit and Hayfork, 1 mi. E. of junction of road to Red Bluff, ca. 3.5 mi. NE of Hayfork 762 Comment
  HSC69835  Calycadenia truncata Thomas W. Nelson 1978-5-27 4064 Trinity Along trail to Red Mtn. 1220 Comment
  CAS-BOT-BC275448  Calycadenia truncata subsp. microcephala Joseph P. Tracy 1932-6-17 10196 Trinity Three Forks of Mad River 883 Comment
  HSC35119  Calypso bulbosa J. M. Sauser 1975-5-17 67 Trinity Mt. Diablo Meridian. Middle Fork of Philpot Creek and Philpot Creek Campground on Plummer Peak Rd. 825 Comment
  BLMAR135  Calypso bulbosa Jennifer Anthony-Wheeler 1996-4-5 135 Trinity N. Dobbyn creek 1005 Comment
  HSC35918  Calyptridium monospermum J. P. Smith, J. O. Sawyer 1973-7-4 7058 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  UC673025  Calyptridium umbellatum Joseph P. Tracy 1933-7-16 12739 Trinity South Fork Mountain; Northern Coast Ranges, South Fork Mountain 1524 Comment
  HSC89785  Calystegia malacophylla Patricia G. Hannon 1983-5-28 Trinity Eagle Creek Campground Comment
  HSC72726  Calystegia occidentalis subsp. occidentalis Gail Newton 1980-7-2 877 Trinity Near Swim Ridge. 1341 Comment
  HSC24601  Calystegia occidentalis subsp. occidentalis W. R. Oxner 1966-5-16 32 Trinity Hayfork Mtn., 10 mi. N of Hayfork 1104 Comment
  RSA67492  Calystegia occidentalis subsp. occidentalis P. A. Munz 1951-7-19 16700 Trinity 1 mi. NW of Stuart Gap, North base of North Yolla Bolly Mts. 1402 Comment
  HSC27140  Camassia quamash subsp. linearis J. P. Smith, J. O. Sawyer 1972-4-30 5227 Trinity 0.8 mi. from the junction with SR 299 on Hennessey Rd. Comment
  SEINET10462894  Campanula prenanthoides Annie M. Alexander, Louise Kellogg 1948-8-30 Alexander 5377 A Trinity START OF CLORIDE MINE TRAIL, DEDRICK 2500 Comment
  JEPS87803  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
  SEINET10463620  Campanula scouleri Carter 1971-7-24 Carter 313 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 miles northwest of Weaverville). Along North Fork Trail, 0.5 mile below China Creek. T36N R11W Sec. 30 914 Comment
  SEINET10840355  Campanula scouleri Hutchinson 1925-6-2 HUTCHINSON 2864 Trinity WEST OF WEAVERVILLE (Marille?) ? WOODED SLOPES IN THE TRINITY MTS. 640 Comment
  RSA244976  Capsella bursa-pastoris J. P. Smith 1973-4-7 5967 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
  HSC200  Cardamine californica William J. Ferlatte 1967-7-7 651 Trinity Head of Union Creek 1982 Comment
  HSC27136  Cardamine californica J. P. Smith, J. O. Sawyer 1973-2-10 5833 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  HSC65938  Cardamine californica C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 66 Trinity Philpot Creek Campground 808 Comment
  JEPS84941  Cardamine hirsuta Barbara Ertter with Thomas J. Delendick 1987-5-17 6964 Trinity Rt. 3 n. Weaverville (a few mi s. Rush Creek Road junction) 822 Comment
  UC56308  Cardamine nuttallii Joseph Burtt Davy June 21-23, 1899 5832 Trinity Trinity Summit Comment
  CAS-BOT-BC38043  Cardamine oligosperma Philip A. Munz 1949-5-16 13265 Trinity East Weaver Public Camp, East Weaver Creek. 914 Comment
  HSC104077  Carduus pycnocephalus L. Hoover, S. Carothers 2002-6-27 Trinity Six Rivers National Forest; Shannon Butte 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
  RSA783703  Carex abrupta Barbara L. Wilson, Keli Kuykendall, Julie Nelson, Bruce Newhouse 2001-7-12 10583 Trinity Shasta-Trinity National Forest: Deadfall Creek Meadow. 1.3 mi S of Parks Creek Summit on Forest Service Road 17. 1951 Comment
  CAS-BOT-BC18149  Carex athrostachya L. P. Janeway 1993-8-30 4551 Trinity West side of Bluff Lake; drainage of High Camp Creek; ca. 2.2 miles south-southeast of Chino Mountain. 1921 Comment
  CAS-BOT-BC19572  Carex bolanderi John Thomas Howell 1937-7-27 13588 Trinity Coffee Creek Canyon near Union Creek. Comment
  HSC64242  Carex bolanderi J. O. Sawyer, Thomas W. Nelson 1978-6-9 3182 Trinity Trail to Red Mtn. 1220 Comment
  HSC75760  Carex bolanderi Alerie Gizinski 1981-7-30 236 Trinity Near Goat Hill. 1433 Comment
  JEPS102252  Carex bolanderi L. P. Janeway 2001-7-16 7360 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  CAS-BOT-BC19668  Carex brainerdii Alice Eastwood; John Thomas Howell 1937-6-25 4924 Trinity Minersville to Trinity Center. Comment
  CAS-BOT-BC19673  Carex brainerdii G. R. Kleeberger 1880-7-2 s.n. Trinity Mount Bally. [Weaver Bally] Comment
  CHSC115739  Carex deflexa var. boottii Peter F. Zika; Barbara Wilson 2011-7-31 25685 Trinity Bear Creek drainage, FS Road 40N45, 1.7 road miles S of junction with FS Road 17, 1 air mile W of SE of Deadfall Lakes, Klamath Range. 1935 Comment
  CAS-BOT-BC20530  Carex densa Joseph Prince Tracy 1941-6-29 16938 Trinity Hettenshaw Valley. 944 Comment
  CHSC98361  Carex densa Thomas W. Nelson; Jane P. Nelson 1982-7-29 7297 Trinity North Coast Ranges. Along Forest Service road 42N17 at Deadfall meadow. 1950 Comment
  CAS-BOT-BC421427  Carex echinata Julie Kierstead Nelson; Susan Erwin; Martin Lenz 2009-8-26 2009 -003 Trinity In Upper Hayfork Creek watershed, ca. 200 m east of Forest Road 30; 3 miles south of Hwy. 36. 1140 Comment
  CAS-BOT-BC19877  Carex echinata subsp. echinata R. Tallent 1987-8-14 922 Trinity Trinity Alps Wilderness. N side of Sunrise Creek. 1921 Comment
  CAS-BOT-BC19874  Carex echinata subsp. echinata Mrs. H. C. Cantelow 1936-5-22 1280 Trinity Near Scott Ranch, 3 miles south of Trinity Center. Comment
  RSA27661  Carex exsiccata C. L. Hitchcock, J. S. Martin 1939-7-11 5390 Trinity Trinity Alps; shore of Upper Canyon Lake, 11 miles north of Dedrick 1890 Comment
  CAS-BOT-BC20762  Carex fracta Joseph Prince Tracy 1937-7-25 15544 Trinity Trinity Summit. On ridge 2 miles east of Grove's Prairie. 1524 Comment
  CAS-BOT-BC20764  Carex fracta Philip Alexander Munz 1951-7-17 16577 Trinity North Yolla Bolly Mountains. Grasshopper Public Camp, 2.5 miles NW of Stuart Gap. 1371 Comment
  CAS-BOT-BC20765  Carex fracta H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail at stream crossing, north of Trinity Alps Resort. 1981 Comment
  SEINET10955342  Carex fracta Thomas W. Nelson, Jane P. Nelson 1979-5-26 Nelson 4703 Trinity Weaverville Quad. T32N, R9W, Sec. 5. Growing on wet aluvial soil on flood plain of Trinity River 100 m above mouth of Indian Creek. 488 Comment
  SBBG38303  Carex geyeri T. L. Secrest 1949-6-30 Trinity Forest Glen Comment
  CHSC117393  Carex gigas Dean Wm. Taylor 2002-6-12 18139 Trinity Meadow along logging road ca. 0.5 miles south of Lake Eleanor, ca. 8 air miles NW of Trinity Center. 1432 Comment
  JEPS100197  Carex gigas Dean W. Taylor 2002-6-12 18139 Trinity meadow along logging road ca. 0.5 miles South of Lake Eleanor, ca. 8 air miles NW of Trinity Center 1432 Comment
  RSA275305  Carex gigas Thomas W. Nelson, Jane Nelson 1978-7-2 4388 Trinity North side of Mule Ridge. 1585 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
  SEINET4286203 Image available Carex hassei B. Wilson, Kuykendall, K; Newhouse, B; Nelson, J 2001-1 10534 Trinity Shasta-Trinity National Forest; Regan Meadow; within one mile of Forest Service road 28N10 on Forest Service road 28N68. Comment
  HSC81913  Carex hoodii Thomas W. Nelson, Jane P. Nelson 1979-7-7 4982 Trinity Along Davis Creek, W side of Hwy. 3 793 Comment
  RSA783706  Carex inops Barbara L. Wilson, Nick Otting 2010-5-20 16013 Trinity Castle Creek Road. 724 Comment
  JEPS25604  Carex integra Rimo Bacigalupi 1959-7-2 7237 Trinity just n Big Flat (headwaters of Coffee Creek); Salmon Mts. region, Coffee Creek 1511 Comment
  JEPS111448  Carex jonesii Barbara Wilson with Keli Kuykendall, Julie Nelson, Bruce Newhouse 2001-7-11 10570 Trinity Horse Heaven Shasta-Trinity National Forest (on Forest Service road 25 past (west of) 10 miles marker) 1676 Comment
  HSC78420  Carex lenticularis var. lipocarpa John S. Palmer 1973-7-1 83 Trinity Bear Lakes Area, Tangle Blue Lake 1753 Comment
  CAS-BOT-BC31102  Carex luzulina John Thomas Howell 1936-8-27 12841 Trinity Near Trinity Center. Comment
  CHSC106466  Carex luzulina Peter F. Zika 2009-6-18 24525 Trinity Klamath Range (KR). Serpentine seep, east side of Route 3, near east bank of Trinity River; at 3000 foot sign. 900 Comment
  HSC653  Carex luzulina William J. Ferlatte 1967-7-6 628 Trinity Mouth of Bullards Basin 1829 Comment
  CAS-BOT-BC31769  Carex mariposana Annie M. Alexander; Louise Kellogg 1948-8-10 5469 Trinity Trinity Mountains, Upper Canyon Creek Lake. 1767 Comment
  RSA66649  Carex mariposana Phillip A. Munz 1951-7-18 16683 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  CHSC45247  Carex mendocinensis L. P. Janeway 1983-5-28 312 Trinity West side of Trinity River, ca 1/2 mi N of Eagle Creek campground. 853 Comment
  CHSC99705  Carex mendocinensis L. P. Janeway 2008-7-23 9459 Trinity Klamath Ranges. Trinity Mountains; along Road 40N45 5.5 road km north-northwest of Road 26; southwest-facing slope overlooking Picayune Creek. Open roadside soggy seep. 1908 Comment
  UCD168925  Carex mendocinensis L. P. Janeway 2006-7-4 8801 Trinity Klamath Ranges.Scott Mountains; along Hwy 3, 3.9 road km southeast of Scott Mountain Summit, on east side of Dan Rice Creek. 1372 Comment
  CAS-BOT-BC539694  Carex mendocinensis John Thomas Howell 1936-8-26 12822 Trinity Near jct of Tangle Blue and Scott Mt. creeks, Scott Mountains Comment
  CAS-BOT-BC31938  Carex microptera Mrs. H. C. Cantelow 1936-8-25 1592 Trinity Scott Ranch. Comment
  HSC44015  Carex microptera Thomas W. Nelson, Jane P. Nelson 1976-6-22 2855 Trinity Trinity-Humboldt County line, spring along road to Goat Hill 1646 Comment
  HSC33306  Carex multicaulis William J. Ferlatte 1968-6-8 1127 Trinity Big Flat 1524 Comment
  HSC34888  Carex multicaulis Thomas W. Nelson 1975-5-17 1838 Trinity Hwy. 299, just E of Oregon Mtn. Summit Comment
  HSC45553  Carex multicaulis J. P. Smith 1973-4-21 6192 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC73824  Carex multicaulis Gail Newton 1980-7-10 1261 Trinity Near Senteney Rock 1463 Comment
  HSC97435  Carex multicaulis Gail Newton 1980-7-10 1207 Trinity Near Senteney Rock. 1545 Comment
  UC195681  Carex multicaulis Joseph P. Tracy 1908-7-6 2792 Trinity between Van Duzen River and Mad River; Northern Coast Ranges, Low Gap 914 Comment
  CAS-BOT-BC32016  Carex multicaulis Mrs. H. C. Cantelow 1936-8-25 1599 Trinity Scott Ranch. Comment
  CAS-BOT-BC32025  Carex multicaulis John Thomas Howell 1954-4-26 29163 Trinity 3 mi from Douglas City on Redding road. Comment
  SEINET7568471 Image available Carex multicaulis John Thomas Howell, T. C. Fuller, G. D. Barbe 1980-5-20 53502 Trinity About 6 miles southwest of Trinity Center on road to Weaverville. 884 Comment
  HSC46791  Carex multicostata William J. Ferlatte 1975-8-25 1735 Trinity Upper Bowerman Meadows below Lake Anna 2012 Comment
  POM224696  Carex nebrascensis J. T. Howell 1936-8-23 s.n. Trinity Near Trinity Center Comment
  JEPS74624  Carex nigricans William J. Ferlatte, Alice Q. Howard 1970-8-12 1310 Trinity ridge w upper Canyon Cr. 2316 Comment
  CAS-BOT-BC119481  Carex nudata Alice Eastwood; John Thomas Howell 1937-6-25 4898 Trinity Trinity Alps Resort Comment
  HSC82619  Carex nudata Thomas W. Nelson, Jane P. Nelson 1979-5-26 4738 Trinity Eagle Creek Campground 823 Comment
  CHSC40954  Carex pachystachya J. D. Jokerst 1984-6-27 2074 Trinity Road side perennial seepage. South of the East Fork Stuart Fork ca 150 meters from the crossing of USFS road 35N23Y. 1188 Comment
  UC562642  Carex pachystachya Joseph P. Tracy 1935-8-5 14540 Trinity at head White's Creek; Devil's Canyon Mts. 2072 Comment
  CAS-BOT-BC21130  Carex pachystachya C. L. Hitchcock; J. C. Martin 1939-7-11 5787 Trinity Salmon Trinity Alps. Ca. 14 miles north of Dedrick. Canyon Lakes. 1889 Comment
  CAS-BOT-BC118948  Carex pellita Mrs. H. C. Cantelow 1936-5-22 1275 Trinity Near Scott Ranch, 3 mi from Trinity Center. Comment
  CAS-BOT-BC118809  Carex preslii John Thomas Howell 1955-6-13 30362 Trinity Peanut. 762 Comment
  HSC47734  Carex rossii Thomas W. Nelson, J. P. Smith 1978-5-6 3995 Trinity Along Dubakella Rd. at junction of FS 29N31 & FS 29N55, 3 mi. from Hwy. 36 Comment
  HSC49260  Carex rossii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9910 Trinity Blue Ridge on FS 34N07Y 1098 Comment
  SEINET3907332  Carex rossii Thomas Nelson 1978-7-2 4395 Trinity Along Mule Ridge.; 0 1585 Comment
  CAS-BOT-BC117916  Carex scabriuscula John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53546 Trinity Scott Mountain summit on road from Carrville to Callahan. 1645 Comment
  CHSC107130  Carex scabriuscula R. E. Brainerd 2009-7-21 1524 Trinity Trinity Mountains, headwaters of Crow Creek in the East Fork Trinity river drainage, ca. 12 miles west-southwest of Dunsmuir. UTM Zone 10 540737E 4559207N. 1905 Comment
  HSC46823  Carex scabriuscula William J. Ferlatte 1976-7-8 1786 Trinity Deer Flat, 6 mi. WNW of Trinity Center near FS 8W13 trail 1920 Comment
  HSC91193  Carex scabriuscula Jennifer Whipple 1977-8-3 2127 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  SEINET7574459 Image available Carex scabriuscula John Thomas Howell 1936-8-24 12725 Trinity Summit of Scott Mts N of Carrville. Comment
  HSC91364  Carex scopulorum Jennifer Whipple 1977-7-5 1926 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC28340  Carex scopulorum var. bracteosa William J. Ferlatte 1974-8-15 1641 Trinity Siligo Peak-Summit Lake area. Meadow below W side of Summit L. Comment
  HSC33309  Carex scopulorum var. bracteosa William J. Ferlatte 1974-8-15 1638 Trinity Siligo Peak-Summit Lake area, below W side of Summit Lake 2210 Comment
  JEPS94844  Carex serratodens Vernon H. Oswald and Lowell Ahart 1998-7-28 9387 Trinity e of Forest Glen (Rattlesnake Road along w side of Post Creek 1.1 mi n of Highway 36); Rattlesnake Road, Post Creek 807 Comment
  UCSB63774  Carex serratodens Oswald, Vernon; Ahart, Lowell 1998-7-28 Trinity Rattlesnake Rd.; along the west side of Post Creek; 1.1 mi. north of Hwy. 36; east of Forest Glen: T1S R8E Sect. 9 807 Comment
  CAS-BOT-BC117270  Carex spectabilis Joseph Prince Tracy 1935-8-8 14695 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek. 1889 Comment
  RSA276671  Carex spectabilis William J. Ferlatte, Alice Q. Howard 1970-8-11 1304 Trinity Trinity Alps: North side of Thompson Peak, above Grizzly Lake. 2500 Comment
  HSC72644  Carex straminiformis Gail Newton 1980-6-26 667 Trinity Near Underwood Creek. 451 Comment
  CAS-BOT-BC115809  Carex subfusca Joseph Prince Tracy 1941-6-29 16939 Trinity Hettenshaw Valley 944 Comment
  CAS-BOT-BC115813  Carex subfusca John Thomas Howell 1936-8-27 12850 Trinity Near Trinity Center. Comment
  CDA36076  Carex subfusca G. D. Barbe, J. T. Howell & T. C. Fuller 1980-5-19 2696 Trinity Trinity Mountains; W-SW of Peanut on Rattlesnake Road, ca. 0.25 mile E of junction of Rattlesnake Rd and Plummer Lookout Rd (Philpot Campground road), 0.75 mile SW of Salt Creek Bridge (Hwy 3). 804 Comment
  HSC44060  Carex subfusca Thomas W. Nelson, James Nelson 1976-6-22 2811 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  RSA125890  Carex subfusca Peter H. Raven, Richard Snow 1958-7-19 13620 Trinity Moist spot near China Springs, along road 6.8 miles north of Helena. Comment
  UCD141174  Carex subfusca Dean Wm. Taylor; Kathleen A. Teare 1979-9-11 7695 Trinity Mosquito Hollow. 1264 Comment
  RSA66646  Carex vesicaria Phillip A. Munz 1951-7-20 16740 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  UC1147822  Carex vesicaria var. major John Thomas Howell 1937-7-30 13683 Trinity n Carrville (summit of Scott Mts.) Comment
  HSC91284  Carex whitneyi Jennifer Whipple 1976-7-23 1503 Trinity Deadfall Creek drainage 2317 Comment
  HSC36021  Castilleja applegatei J. P. Smith, J. O. Sawyer 1973-6-28 7207 Trinity Scott Mtn. 1585 Comment
  HSC66296  Castilleja applegatei Ed Cope, John S. Palmer Jul 1977 520 Trinity South of trail to Granite Lake. 1280 Comment
  JEPS83533  Castilleja applegatei William J. Ferlatte 1975-9-11 1745 Trinity vicinity Deer Creek Pass (above Deer Lake); Trinity Alps, Trinity Dam Quad. 2255 Comment
  UCD122197  Castilleja applegatei Joseph M. DiTomaso 1976-8-9 662 Trinity Above Van Matre Meadows north of Stonewall Pass. 2133 Comment
  CAS-BOT-BC241169  Castilleja applegatei subsp. pinetorum Thomas W. Nelson; Jane P. Nelson 1980-7-17 6112 Trinity Along Forest Service road 17 at summit at county line 2072 Comment
  CHSC69834  Castilleja applegatei subsp. pinetorum Jennifer Whipple 1976-8-19 1699 Trinity Mount Eddy, Klamath Mountains. Meadow and seep areas near the upper Deadfall Lakes. 579 Comment
  HSC20566  Castilleja applegatei subsp. pinetorum D. W. Snell 1964-5-3 61 Trinity 7 mi. W of Del Loma on Hwy. 299, overlooking the Trinity River Comment
  HSC30758  Castilleja applegatei subsp. pinetorum Thomas W. Nelson 1973-5-30 991 Trinity Along Mule Ridge 1372 Comment
  HSC70029  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1978-6-22 4272 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  UC444865  Castilleja applegatei subsp. pinetorum Joseph Burtt Davy and Walter C. Blasdale Jun 21 1899-Jun 23 1899 5782 Trinity Trinity Summit; North Coast Ranges Comment
  UC922480  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1949-7-1 5743 Trinity saddle between North Yolla Bolly and Black Rock Mountains (e end of saddle); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC64975  Castilleja arachnoidea D. L. Goforth 1979-7-21 303 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  JEPS74603  Castilleja arachnoidea William J. Ferlatte and Alice Q. Howard 1970-8-12 1309 Trinity w of upper Canyon Creek; Trinity Alps 2255 Comment
  HSC81881  Castilleja attenuata Thomas W. Nelson, Dave Gordan 1980-5-7 5167 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  CAS-BOT-BC241287  Castilleja latifolia Alice Eastwood; John Thomas Howell 1937-6-24 4881 Trinity Near Del Loma Comment
  UC1584290  Castilleja miniata J. Kierstead, Roger Jaegel, Durand Mortenson, and Sheila Logan 1989-8-11 89 -75 Trinity Post Creek, Trinity Pines Shasta-Trinity National Forest (Hayfork Rd, Shasta-Trinity National Forest) Comment
  HSC81899  Castilleja miniata subsp. miniata Thomas W. Nelson, Jane P. Nelson 1979-7-7 4972 Trinity Along Davis Creek, W side of Hwy. 3 793 Comment
  JEPS128100  Castilleja miniata var. miniata Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-14 2017 -026 Trinity Yolla Bolly Wilderness; Black Rock Lake. Comment
  HSC36129  Ceanothus arcuatus Gary S. Lester 1973-6-30 34 Trinity S Dubakella Mtn. 1707 Comment
  HSC38718  Ceanothus cordulatus J. P. Smith, J. O. Sawyer 1975-6-23 8341 Trinity 9.5 mi. S of Hwy. 299 at Buckhorn Summit on rd. to Bully Choop, N slopes of Paradise Peak 1768 Comment
  HSC59865  Ceanothus cordulatus J. P. Smith, J. O. Sawyer 1975-6-1 8187 Trinity 1/2 mi. NW of Wildwood 915 Comment
  CAS-BOT-BC49161  Ceanothus cuneatus P. A. Munz 1951-7-17 16586 Trinity North Yolla Bolly Mts. - Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap 1371 Comment
  CAS-BOT-BC49166  Ceanothus cuneatus Doris Kildale 1929-5-1 7840 Trinity Callahan Comment
  HSC34552  Ceanothus cuneatus Lon Hall 1975-5-17 365 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Creek Rd. 825 Comment
  RSA66410  Ceanothus cuneatus P. A. Munz 1951-7-17 16586 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC18287  Ceanothus integerrimus R. Spellenberg 1964-6-17 445 Trinity Spellenberg property, 2 mi. E of Burnt Ranch Comment
  HSC55508  Ceanothus integerrimus G. L. Clifton, Butler 1979-7-18 8484 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC70143  Ceanothus integerrimus Thomas W. Nelson, Jane P. Nelson 1977-6-19 3483 Trinity Along USFS Rd. SW from N of Watts Lake 1463 Comment
  UC1070729  Ceanothus integerrimus J. E. Sowder 1932-10-17 7 Trinity Rattlesnake Creek (N. Fork) Big Bar quad., Trinity National Forest 1127 Comment
  CAS-BOT-BC229159  Ceanothus integerrimus var. macrothyrsus Eugene Carter 1974-9-17 905 Trinity North Fork Trinity River. Along road north of Keystone Flat 914 Comment
  CAS-BOT-BC50580  Ceanothus lemmonii G. R. Kleeberger 1880-6-1 s.n. Trinity Weaverville Comment
  HSC42084  Ceanothus lemmonii Sue Sweet 1977-5-21 53 Trinity Eagle Creek Campground, river valley alluvium 851 Comment
  UCR32081  Ceanothus oliganthus var. sorediatus David J. Keil 1983-7-3 17353 Trinity State Route 3, c. 19 mi NE of the junction with State Route 299 Comment
  HSC98466  Ceanothus pinetorum D. H. Wilken, E. Painter 2004-6-8 16193 Trinity .8 km. N of Buckhorn Bally on rd. to Buckhorn Summit 1405 Comment
  CAS-BOT-BC52135  Ceanothus prostratus John Thomas Howell 1937-7-25 13494 Trinity Stuarts Fork of Trinity River 2225 Comment
  HSC18319  Ceanothus prostratus D. E. Anderson 1961-10-8 1878 Trinity Near E Weaver Lake 1982 Comment
  HSC35180  Ceanothus prostratus R. M. Sullivan 1975-5-18 104 Trinity SE of confluence of Pawauket Gulch and Reading Creek 610 Comment
  CHSC117793  Ceanothus prostratus var. prostratus B. Castro; L. P. Janeway 2016-8-1 2155 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1767 Comment
  RSA211265  Ceanothus velutinus William J. Ferlatte 1967-6-27 525 Trinity Big Flat, wooded area with scattered openings. 1524 Comment
  HSC26184  Centaurea diffusa William J. Ferlatte, J. R. Keck 1972-7-13 1408 Trinity South Fork Mtn.; 3.5 miles N of South Fork Mtn. Summit on USFS 4N12, along PG&E pipeline access 0 Comment
  HSC40218  Centaurea solstitialis Thomas W. Nelson, Jane P. Nelson 1976-8-1 3156 Trinity along Hwy. 299 W of Junction City Comment
  CDA35493  Centranthus ruber Ed Finley, Colleen Murphy 2006-8-29 PDR# 1365083 Trinity State Route 299, west of Junction City. 0 Comment
  UCD97986  Cerastium arvense subsp. strictum Joseph M. DiTomaso 1976-6-24 502 Trinity below Granite Lake Trail. 1737 Comment
  HSC102761  Cercis occidentalis J. P. Smith, R. J. Cole 2014-4-18 13826 Trinity Roadside along Eagle Creek Loop. 814 Comment
  HSC28380  Cercis occidentalis J. P. Smith 1973-4-21 6181 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  UCR124012  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2001-7-8 6946 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  CAS-BOT-BC135385  Cercocarpus betuloides var. betuloides L. R. Abrams 1916-7-22 6233 Trinity Post Creek Comment
  UC1193189  Cercocarpus betuloides var. betuloides P. Zinke 1950-6-20 136 Trinity Hulls Creek-Casoose Creek Divide; California Forest and Range Experiment Station 1645 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
  UC184825  Chaenactis glabriuscula var. heterocarpha Harry S. Yates 1914-5-19 318 Trinity ne of Weaverville Comment
  CHSC30220  Chaenactis suffrutescens M. S. Taylor 1980-7-22 3165 Trinity River bed, on w side of hwy 137, ca. 2.4 mi n of its jct with Hwy 3. 914 Comment
  HSC26199  Chaenactis suffrutescens J. P. Smith, J. O. Sawyer 1972-5-27 5313 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  CAS-BOT-BC80488  Chamaecyparis lawsoniana John Thomas Howell 1936-8-26 12814 Trinity Near junction of Tangle Blue and Scott Mt. creeks Comment
  CHSC71533  Chamaesyce maculata Vernon H. Oswald; Lowell Ahart 1998-7-28 9374 Trinity Hwy. 36 6.4 mi west of Wildwood Rd., 5.7 mi east of Hwy. 3. Roadside. 1219 Comment
  HSC78711  Chamerion angustifolium subsp. circumvagum John S. Palmer 1973-8-3 136 Trinity Bear Lakes Area, W side of Big Bear Lake 1768 Comment
  HSC92070  Chamerion angustifolium subsp. circumvagum Jennifer Whipple 1976-8-19 1704 Trinity Near the upper Deadfall Lakes 2378 Comment
  HSC71711  Cheilanthes gracillima M. A. Baker 1980-6-25 2262 Trinity Near Castle Rock. 1436 Comment
  CAS-BOT-BC182443  Chenopodium Eugene Carter 1974-9-1 894 Trinity East Fork of North Fork Trinity River. Dry sandy bed of Rich Gulch 548 Comment
  UC2046557  Chenopodium botrys William J. Ferlatte 1974-7-26 1601 Trinity along old road on east side of Mountain Meadow Ranch, 200 yds. south of Trinity Co. line Comment
  HSC27379  Chimaphila menziesii J. P. Smith 1973-4-7 6018 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
  HSC42356  Chimaphila menziesii Sue Sweet 1977-5-7 44 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  JEPS123081  Chimaphila menziesii D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 057 Trinity Scorpion Lake Comment
  UC1197593  Chimaphila menziesii Joseph P. Tracy 1923-6-28 6396 Trinity Burch Ranch Northern Coast Ranges, Burch Ranch 457 Comment
  UCR45398  Chimaphila menziesii Michelle A. Strull 1985-7-14 061 Trinity North Coast Ranges, between Love Letter Springs Road and Forest Service Road 33N52Y 1845 Comment
  HSC54151  Chimaphila umbellata Gilbert Muth 1979-7-18 8360 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  RSA66441  Chimaphila umbellata subsp. occidentalis P. A. Munz 1951-7-17 16618 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1402 Comment
  HSC49906  Chrysolepis sempervirens Maralyn O'Meara 1972-9-12 112 Trinity Trail to Boulder Lake, Coffee Creek 1220 Comment
  SD42560  Chrysolepis sempervirens Carl B. Wolf 1937-8-12 9180 Trinity North Coast Range, South Fork Mountain, 3.0 miles south of Cold Spring Lookout. 1524 Comment
  RSA138237  Chrysothamnus nauseosus subsp. albicaulis Percy C. Everett, E. K. Balls 1959-10-23 23930 Trinity 3.7 miles north from Eagle Creek F. S. Camp along road to Callaban 915 Comment
  JEPS94016  Cirsium arvense Vernon H. Oswald and Lowell Ahart 1998-7-28 9367 Trinity meadow below Hwy. 36 at USFS Rt. 1 just e. of Wildwood Rd. Trinity Co. 1121 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
  CHSC82077  Cirsium douglasii var. breweri L. P. Janeway 2001-7-15 7323 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. 1390 Comment
  HSC44128  Cirsium douglasii var. breweri Thomas W. Nelson, Jane P. Nelson 1977-7-30 3673 Trinity N side of Mule Ridge 1585 Comment
  HSC74017  Cirsium occidentale var. venustum R. York 1980-5-24 720 Trinity Near Long Ridge. 1036 Comment
  CAS-BOT-BC184090  Cirsium remotifolium Eugene Carter 1974-6-18 835 Trinity Salmon-Trinity Alps and vicinity. Slope of White Oak West of Montgomery Placer Mine 518 Comment
  CAS-BOT-BC285763  Cirsium remotifolium John Thomas Howell 1937-7-27 13577 A Trinity Coffee Creek Canyon at mouth of Union Creek Comment
  SEINET190494  Cirsium remotifolium H. E. Parks, JP Tracy 1941-8-27 11527 Trinity Cold Springs lookout South Fork Mountain north coast ranges Comment
  UC494271  Cirsium remotifolium var. odontolepis Harry S. Yates 1914-6-1 384 Trinity Bums Mt. 792 Comment
  CHSC55849  Cirsium vulgare L. P. Janeway 1987-6-29 2403 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. On N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  POM161905  Cirsium vulgare Joseph P. Tracy 1921-9-4 5961 Trinity Burnt Ranch, at McDonald's 488 Comment
  UC722683  Clarkia amoena subsp. amoena C. L. Hitchcock, J. S. Martin 1939-7-13 5420 Trinity 60 mi e Arcata (on Arcata-Redding Hiway) 457 Comment
  CAS-BOT-BC172225  Clarkia concinna A. M. Vollmer; L. Beane 1951-6-7 128 Trinity On road to Dedrick, north of U.S. 299 Comment
  HSC103118  Clarkia concinna M. Mesler 2011-6-7 848 Trinity West of Hyampom on county road 311 410 Comment
  UC1198514  Clarkia concinna subsp. concinna Joseph P. Tracy 1937-7-2 15385 Trinity e Hawkins Bar (w slope of mountain); Happy Camp Mt. 914 Comment
  RSA449289  Clarkia gracilis subsp. gracilis Thomas W. Nelson, Jane P. Nelson 1980-6-18 5562 Trinity Along road 2N10 (10) 4 miles north of Indian Valley Guard Station, just south of junction with road 2N01; Shasta-Trinity National Forest 1341 Comment
  UCR3576  Clarkia lassenensis Frank C. Vasek 1964-8-5 640805- 08 Trinity [Trail below] saddle to North Yolla Bolly Peaks, just west of county line Comment
  HSC82052  Clarkia lassenensis Thomas W. Nelson, Jane P. Nelson 1980-6-17 5483 Trinity Along Old Hwy. 3, 1 mi. from jct. with Hwy. 3, opposite entrance to Philpot Campground 762 Comment
  CAS-BOT-BC163483  Clarkia purpurea subsp. quadrivulnera G. R. Kleeberger 1880-6-1 s.n. Trinity Unspecified Comment
  CAS-BOT-BC164992  Clarkia rhomboidea L. R. Abrams 1916-7-22 6174 Trinity Summit between Mad and Trinity Rivers on Eureka Red Bluff Rd. Comment
  HSC54182  Clarkia rhomboidea G. L. Clifton, Butler 1979-7-18 8450 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC72689  Clarkia rhomboidea Gail Newton 1980-7-2 879 Trinity Near Swim Ridge. 1341 Comment
  HSC72911  Clarkia rhomboidea M. A. Baker 1980-7-2 2614 Trinity Near Horsehead Mtn. 1737 Comment
  HSC16273  Clarkia rhomboidea William J. Ferlatte, B. D. Rogers 1966-6-1 2060 Trinity Near Hayfork Summit 1128 Comment
  CAS-BOT-BC439148  Claytonia exigua subsp. exigua G. R. Kleeberger 1880-5-2 s.n. Trinity Weaverville Comment
  HSC22552  Claytonia exigua subsp. exigua D. E. Anderson, J. P. Smith 1970-4-23 5044 Trinity Along road to Hobo Gulch Campground, 6 mi. N of its junction with Hwy. 299 Comment
  HSC48530  Claytonia exigua subsp. exigua Mark Flippo 1978-5-13 51 Trinity Philpot Campground, 1 mi. from jct. with Hwy. 3 Comment
  RSA244940  Claytonia perfoliata J. P. Smith 1973-4-7 5986 Trinity New River trail from Grays Falls Campground on the north side of the Trinity River and west side of the New River. 244 Comment
  RSA211295  Claytonia rubra William J. Ferlatte 1967-7-5 606 Trinity Trinity Alps: Big Flat, wooded area with scattered openings 1524 Comment
  RSA66877  Claytonia rubra P. A. Munz 1951-7-22 16833 Trinity Ridge S of Stuart Gap, N Yolla Bolly Bts. 1707 Comment
  CAS-BOT-BC443837  Claytonia rubra subsp. rubra John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53549 Trinity Scott Mountain summit on road from Carrville to Callahan 1645 Comment
  HSC28367  Claytonia rubra subsp. rubra J. P. Smith 1973-4-21 6164 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC28976  Claytonia rubra subsp. rubra J. P. Smith 1973-4-21 6275 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC34168  Claytonia rubra subsp. rubra J. P. Smith, J. O. Sawyer 1973-7-4 7053 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC74240  Claytonia rubra subsp. rubra M. A. Baker 1980-7-10 2702 Trinity Near Senteney Rock 1554 Comment
  SBBG1956  Claytonia rubra subsp. rubra H. and M. Dearing 1939-6-25 3716 Trinity rd to Blake Lookout Comment
  UC162601  Claytonia sibirica Mrs. M. H. Manning Aug 1899 Trinity Trinity Summit Comment
  HSC82144  Claytonia sibirica Thomas W. Nelson, Jane P. Nelson 1979-6-25 4910 Trinity Stuart Gap 1524 Comment
  CAS-BOT-BC92769  Clematis ligusticifolia Eugene Carter 1971-8-9 323 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles west of Weaverville). 883 Comment
  UC1608348  Clematis ligusticifolia J. Kierstead 1990-9-12 90 -158 Trinity 0.1 mi. w. Trinity Center (Swift Creek at Hwy. 3); Swift Creek 701 Comment
  UC1197662  Clintonia uniflora Joseph P. Tracy 1923-6-30 6493 Trinity on road to Low Gap of Mad River (near summit South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1066 Comment
  UC30057  Clintonia uniflora P. E. Goddard 1901-7-28 119 Trinity Trinity Summit Comment
  UC922639  Clintonia uniflora Annie M. Alexander and Louise Kellogg 1948-8-25 5557 Trinity Stuart Fork of Trinity River, trail above Morris Meadow Stuart Fork Trinity River; Trinity Mountains, Stuart Fork Trinity River 1280 Comment
  HSC20585  Collinsia greenei D. E. Anderson 1963-5-12 2422 Trinity Near Trinity-New River canyons. Comment
  HSC68825  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-19 5620 Trinity Along Salt Creek Rd., 2 mi. from junction with Hwy. 3 793 Comment
  HSC71890  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-22 5776 Trinity Shasta-Trinity National Forest, along Rd. 29N73, 0.9 mi. from Red Mountain. 1677 Comment
  HSC73803  Collinsia greenei M. A. Baker 1980-7-1 2507 Trinity Near Hayden Roughs. 1402 Comment
  HSC1739  Collinsia greenei William J. Ferlatte, B. D. Rogers 1966-6-1 2064 Trinity Near Hayfork Summit, summit of ridge 1189 Comment
  HSC40673  Collinsia greenei Thomas W. Nelson, James Nelson 1976-6-22 2812 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  HSC90015  Collinsia greenei Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-28 69 Trinity Hwy. 299, 1 mi. W of Oregon Mtn. Summit 610 Comment
  RSA296744  Collinsia greenei J. M. DiTomaso 1979-4-29 928 Trinity Grays Falls campground, on rocky slope above Trinity River. 305 Comment
  RSA420329  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-27 5943 Trinity Six Rivers National Forest. Along southeast side of Mule Ridge. 1524 Comment
  SEINET10548263  Collinsia greenei Mary Susan Taylor 1980-6-16 Taylor 2892 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
  HSC38987  Collinsia parviflora J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2657 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  UC902214  Collinsia parviflora Joseph P. Tracy 1946-6-16 17575 Trinity South Fork Mountain, n of crossing of Trinity Highway, at Miller Spring South Fork Mountain; , Miller Spring 1463 Comment
  HSC91252  Collinsia rattanii Jennifer Whipple 1976-7-23 1490 Trinity S facing slopes N of Deadfall Creek. 2195 Comment
  HSC47572  Collinsia rattanii Sheila Logan 1978-5-13 117 Trinity Philpot Campground, 1 mi. from Hwy. 3 on Trinity Pines Rd. 762 Comment
  HSC59256  Collinsia rattanii Thomas Wood 1979-5-12 168 Trinity 3.9 mi. S on Deer Lick Springs Rd. from junction with Hwy. 3, S fork of Deer Lick Springs Rd., above Brown's Creek 610 Comment
  HSC20619  Collinsia sparsiflora J. Wendell Howe 1933-6-12 1212 Trinity Willow Creek Comment
  HSC40509  Collinsia torreyi J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2594 Trinity Along trail to Granite Lake 1585 Comment
  JEPS57216  Collinsia torreyi var. latifolia L. R. Heckard 1967-8-13 1722 Trinity between Deadfall Meadow and Middle Deadfall Lake, along trail The Eddys 2072 Comment
  HSC56817  Collomia grandiflora G. L. Clifton, Muth 1979-7-18 8599 Trinity Near Mad River campground, close to the town of Mad River 762 Comment
  HSC59922  Collomia grandiflora D. L. Goforth 1979-7-5 206 Trinity Deadwood Creek Rd. at Donnelly Gulch Comment
  UCD118130  Collomia grandiflora Joseph M. DiTomaso 1975-7-29 208 Trinity Trinity Alps. 1 mile below Big Bear Lake. 1630 Comment
  SEINET4042241  Collomia heterophylla C. Davidson 1975-1 2708 Trinity 13.7 miles north of Weaverville on Highway 3. 822 Comment
  CAS-BOT-BC230682  Collomia tracyi Joseph P. Tracy 1935-8-3 14466 Trinity Mary Blaine Mountain 1950 Comment
  CAS-BOT-BC230691  Collomia tracyi John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53465 Trinity Rattlesnake Road 0.73 to 1.5 miles SW of Peanut 853 Comment
  HSC36592  Collomia tracyi Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2076 Trinity NE base of Black Lassic Comment
  RSA249340  Collomia tracyi D. E. Anderson, T. Nelson, S. Dowty 1972-6-14 5660 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  RSA78410  Collomia tracyi P. A. Munz 1952-6-29 17839 Trinity 14 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  UCR80252  Collomia tracyi Thomas W. Nelson, Jane P. Nelson 1977-6-19 3486 Trinity On dry road cut along Rd. 2S08 just west of junction with Rd. 1S07 1524 Comment
  CDA40002  Collomia tracyi G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2675 Trinity 2.4 km west-southwest of Peanut on Rattlesnake Road, Philpot Creek drainage. Comment
  CAS-BOT-BC180428  Comandra umbellata subsp. californica Doris Kildale 1931-5-30 10768 Trinity Eagle Creek campground, located along Hwy 3 832 Comment
  CAS-BOT-BC180405  Comandra umbellata subsp. californica Lester Rowntree 1936-7-10 s.n. Trinity Between Callahan and Trinity Center. Trinity Mts. Comment
  CAS-BOT-BC286044  Conyza canadensis Mrs. H. C. Cantelow 1936-8-23 s.n. Trinity Along Trinity River about 5 mi. S. of Scott Ranch Comment
  CHSC31332  Corallorhiza maculata Mark Stopher 1980-6-11 110 Trinity Along route 36, 0.3 miles E of Mad River bridge. Comment
  HSC499  Corallorhiza maculata William J. Ferlatte 1967-8-7 836 Trinity Canyon Creek, ridge between 'L' Lake and Stuart Fork 1982 Comment
  HSC51262  Corallorhiza maculata G. L. Clifton, Overton 1979-6-4 4101 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC74258  Corallorhiza maculata Gail Newton 1980-7-3 1038 Trinity Near Horsehead Mtn. 1707 Comment
  UCD100417  Corallorhiza striata Joseph M. DiTomaso 1975-7-1 79 Trinity around 1/4 mile north of Morris Meadows on Stuarts Fork Trail. Trinity Alps. 1386 Comment
  OBI53646  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1971-8-28 2786 Trinity Just SE of Lewiston Comment
  CHSC30923  Cordylanthus tenuis subsp. viscidus M. S. Taylor; T. Nelson 1980-8-20 3270 Trinity On s side of 13 Dip Rd (347) ca. 2 mi se of its jct with Hwy 3, ca. 1 mi s of Peanut. 792 Comment
  SEINET11261962  Cordylanthus tenuis subsp. viscidus Robert L. Johnson, Mikel R. Stevens 2015-7-12 3965 Trinity 0.5 mi east on Trinity Alps Rd after jct with CA-3 near confluence of Stuart Fork with Trinity Lake (Clair Engle Lake).; 0 759 Comment
  CDA41349  Cordylanthus tenuis subsp. viscidus G. D. Barbe 1985-7-23 4243 Trinity One mile south of Peanut, just south of Salt Creek Bridge, Highway 3. Comment
  HSC41584  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane Nelson 1977-7-30 3643 Trinity Along south side of ridge separating the forks of Black Lassic Creek 1646 Comment
  HSC51203  Cornus glabrata G. L. Clifton, Overton 1979-6-4 4035 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC59723  Cornus nuttallii Clark L. Miller 1979-4-21 597 Trinity Along path leaving Grays Falls Campground to Trinity River E Habitat. Comment
  HSC69773  Cornus nuttallii R. Kalal 1979-5-12 56 Trinity Hwy. 3 between Hayfork and Douglas City. Comment
  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
  RSA397470  Cornus nuttallii M. B. Dunkle 1936-8-20 4846 Trinity Trinity River near Hoopla. 305 Comment
  CAS-BOT-BC210445  Cornus sericea Alice Eastwood 1921-7-22 10704 Trinity Forest Glen, Trinity Forest Reserve Comment
  CAS-BOT-BC210446  Cornus sericea L. B. Kildale 1930-7-20 10411 Trinity Van Duzen River near Cobbs 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
  CAS-BOT-BC210475  Cornus sericea subsp. occidentalis John Thomas Howell 1936-8-23 12705 Trinity Near Trinity Center Comment
  HSC65309  Cornus sericea subsp. sericea J. P. Smith, J. O. Sawyer 1970-7-28 4525 Trinity Twin Lakes. 1677 Comment
  CAS-BOT-BC210577  Cornus sessilis Lewis S. Rose 1955-6-14 55090 Trinity 2 mi. w. of Buckhorn Mt. summit 792 Comment
  HSC85949  Cornus sessilis Susan Carter, Eric May, Sarah McNaull 1987-4-24 162 Trinity 2.5 mi. up Steelbridge Rd., 2.8 mi. E of Douglas City on Hwy. 299, 6.8 mi. S of Weaverville, along Trinity River. 520 Comment
  RSA60526  Cornus sessilis John H. Thomas 1949-6-15 930 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  CAS-BOT-BC210573  Cornus sessilis Paul F. Covel 1937-7-15 898 Trinity Hgwy west Willow Crk Comment
  UC1135194  Corylus californica N. French 1932-9-5 9 Trinity Canyon Creek 914 Comment
  HSC56656  Corylus cornuta subsp. californica Walter Overton 1979-7-17 8134 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  RSA89898  Corylus cornuta var. californica E. K. Balls, P. C. Everett 1953-10-14 18660 Trinity 6.7 mi. NE of Douglas City bridge over Trinity River on Hwy 299. 640 Comment
  CHSC111629  Corylus cornuta var. californica J. D. Jokerst; M. Meyer 1981-8-3 1458 Trinity N facing slope ca 50 meters N of Road 34N76. 944 Comment
  HSC69679  Crataegus suksdorfii Thomas W. Nelson, J. O. Sawyer 1978-6-9 4105 Trinity Along County Rd. 1 mi. S of Ruth Guard Station. Comment
  HSC24180  Crepis acuminata D. E. Anderson 1971-7-28 5484 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  CAS-BOT-BC376533  Crepis monticola Ella Dales Cantelow 1939-6-9 2676 Trinity Summit Scott Mt. Comment
  CHSC308  Crepis monticola V. Holt 1942-8-13 Trinity Summit, Trinity Alps. 2133 Comment
  HSC57253  Crepis monticola G. L. Clifton, Butler 1979-7-17 8018 Trinity Near Jones Ridge, close to the town of Mad River 1388 Comment
  CAS-BOT-BC290900  Crepis pleurocarpa Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  CAS-BOT-BC376508  Crepis pleurocarpa Elizabeth McClintock 1956-6-16 s.n. Trinity Road along Coffee Creek, above Coffee Creek Ranch Comment
  HSC34393  Crepis pleurocarpa J. P. Smith, J. O. Sawyer 1973-7-3 6977 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC68731  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5749 Trinity Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. N of Goat Camp 1372 Comment
  HSC69684  Crepis pleurocarpa Thomas W. Nelson, J. O. Sawyer 1978-6-9 4140 Trinity Red Mtn. 1250 Comment
  HSC73524  Crepis pleurocarpa Gail Newton 1980-7-13 1445 Trinity Near Mule Ridge 1646 Comment
  HSC92787  Crepis pleurocarpa Jennifer Whipple 1977-8-3 2117 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC98500  Crepis pleurocarpa Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2951 Trinity 82 m W of Redding, Shasta-Trinity National Forest, on Limestone Ridge 2152 Comment
  UC922492  Crepis pleurocarpa Annie M. Alexander and Louise Kellogg 1949-7-14 5802 Trinity nw Trinity Center; Union Creek, South Branch of Coffee Creek 1828 Comment
  CAS-BOT-BC290890  Crepis pleurocarpa G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-19 2462 Trinity West side of Trinity River nr. Trumble Ranch, along road from Callahan to Carrville 1060 Comment
  CAS-BOT-BC290894  Crepis pleurocarpa Eugene Carter 1974-6-18 834 Trinity Salmon-Trinity Alps and vicinity. Opposite the mouth of Rich Gulch 533 Comment
  CAS-BOT-BC376480  Crepis pleurocarpa Eugene Carter 1975-6-18 970 Trinity North Fork Trinity River. Slope south of Raymond Flat 792 Comment
  CAS-BOT-BC383032  Crepis pleurocarpa H. M. Hall 1909-7-21 8597 Trinity Dorleska, in the Salmon Mts. 609 Comment
  HSC40806  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1976-7-1 2966 Trinity Along 5E27 just N of its junctions with 1S07 1555 Comment
  HSC5460  Crocidium multicaule M. T. Milligan 1964-4-4 Trinity Along Hwy. 299 on S side of Hwy Comment
  HSC69902  Cryptantha affinis Thomas W. Nelson 1978-5-27 4049 Trinity Along trail to Red Mtn. 1220 Comment
  UC525592  Cryptantha flaccida Joseph P. Tracy 1923-6-30 6464 Trinity Hay Fork Valley Northern Coast Ranges 792 Comment
  UC857151  Cryptantha intermedia John Thomas Howell 1937-7-28 13599 Trinity near Eagle Creek; Trinity River Canyon Comment
  HSC68831  Cryptantha milobakeri Thomas W. Nelson, Jane P. Nelson 1980-6-19 5629 Trinity Shasta-Trinity National Forest; along Hwy. 3, 0.3-0.5 mi. S of Salt Creek Bridge 762 Comment
  JEPS90315  Cryptantha milobakeri Dean W. Taylor 1992-6-12 12747 Trinity Klamath Mountain Region, South Dubakella Mountain, along jeep road on ridge crest n of the summit South Dubakella Mountain; Klamath Mountain Region, South Dubakella Mountain 1767 Comment
  RSA293095  Cryptantha milobakeri Thomas W. Nelson, Jane P. Nelson 1980-6-16 5456 Trinity Shasta-Trinity National Forest. Serpentine hillside just north of Phillpot Campground. 793 Comment
  UC525559  Cryptantha simulans Joseph P. Tracy 1930-6-29 8798 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  HSC36007  Cryptantha torreyana J. P. Smith, J. O. Sawyer 1973-7-27 7192 Trinity Trail to Deadfall Lakes 1951 Comment
  RSA120848  Cryptantha torreyana H. K. Wagnon 1957-7-28 1664 Trinity Big Flat, near Coffee Creek. Comment
  UC1096794  Cryptantha torreyana H. K. Wagnon 1957-7-28 1664 Trinity near Coffee Creek; Big Flat Comment
  CHSC30313  Cryptogramma acrostichoides M. S. Taylor 1980-6-15 3136 Trinity Canyon Creek Trail, between Upper McKay Camp and the falls. 1341 Comment
  HSC501  Cynoglossum occidentale William J. Ferlatte 1967-6-27 524 Trinity Big Flat 1524 Comment
  RSA66423  Cynoglossum occidentale P. A. Munz 1951-7-17 16597 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC58472  Cynosurus echinatus Walter Overton 1979-7-18 8187 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  UC1103638  Cyperus bipartitus Joseph P. Tracy 1926-7-4 7710 Trinity flat on e. side S. Fork Trinity R. opposite Limestairs; Northern Coast Ranges, S. Fork Trinity R. 304 Comment
  CAS-BOT-BC114153  Cyperus squarrosus John Thomas Howell 1936-8-25 12777 Trinity Near Trinity Center. Comment
  UC922419  Cystopteris fragilis Annie M. Alexander and Louise Kellogg 1949-7-13 5795 Trinity nw of Trinity Center (Union Creek, S branch of Coffee Creek, near top of trail to Bear Lake) 1828 Comment
  HSC87028  Cystopteris fragilis Brent Helm, Curtis Miller, Mark Steiger 1988-3-12 28 Trinity 12.4 mi. up S fork Rd. of Trinity River from Hwy. 299 to S. Fork Trail head, 3 mi. from trail head by Hells Half Acre Creek 457 Comment
  CAS-BOT-BC192296  Danthonia californica John Thomas Howell 1937-7-21 13228 Trinity Big Flat Comment
  HSC103051  Danthonia californica J. P. Smith 2014-6-7 13908 Trinity Along State Route 3, just south of its junction with the IP road 992 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
  UC922351  Darlingtonia californica Annie M. Alexander and Louise Kellogg 1949-7-16 5805 Trinity 9 1/2 mi n Trinity Center 822 Comment
  UC511330  Darmera peltata Lyman Benson 1930-7-18 2195 Trinity Trinity River; Middle North Coast Range 457 Comment
  UCR40029  Darmera peltata T. Worley, M. Mill, F. Rosenthal 1985-4-19 20 Trinity Shasta-Trinity National Forest, Steelbridge Campground Comment
  RSA468322  Darmera peltata Bonnie C. Templeton 1957-6-22 s.n. Trinity Coffee Creek Canyon, Salmon Mts 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
  HSC27312  Datisca glomerata R. W. Spjut 1973-5-29 3406 Trinity Trinity River Canyon, between Big Bar and Junction City along Hwy. 299, N side of Hwy. above Pigeon Pt. Campground 305 Comment
  JEPS15998  Daucus pusillus W. L. Jepson Jul 5 1902-Jul 12 1902 2021 Trinity S. Fork Trinity R., Martin's Ranch Comment
  HSC35090  Delphinium decorum subsp. tracyi Robert M. Specht 1975-5-16 190 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC71124  Delphinium decorum subsp. tracyi Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  HSC74085  Delphinium decorum subsp. tracyi R. York 1980-5-24 705 Trinity Near Long Ridge. 1036 Comment
  CHSC30163  Delphinium nudicaule M. S. Taylor 1980-7-12 2857 Trinity On w side of 5N40, ca. 2.3 mi s of its jct with Underwood Mt Rd (5N09), ca. 8.1 mi s of Trinity Hwy (299), at Burnt Ranch. Comment
  UCR45829  Delphinium nudicaule N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-4-19 15 Trinity Across Rt. 299 from White's Bar picnic area; 0.25 miles up roadbank 525 Comment
  CAS-BOT-BC8025  Delphinium nudicaule Eugene Carter 1974-5-2 710 Trinity Salmon-Trinity Alps and vicinity. 548 Comment
  JEPS47371  Delphinium nuttallianum L. R. Heckard and Robert Ornduff 1966-4-28 1491 Trinity 3.2 mi n Junction City Comment
  RSA249373  Delphinium nuttallianum D. E. Anderson 1972-6-14 5650 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  CAS-BOT-BC116543  Delphinium nuttallianum Eugene Carter 1972-6-28 493 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville) Dry meadow above Whites Creek Lake. 1950 Comment
  RSA211141  Delphinium nuttallianum William J. Ferlatte 1967-8-6 805 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  RSA48908  Delphinium nuttallianum P. A. Munz 1949-5-17 13267 Trinity Rush Creek Public Camp, 9 miles N of Weaverville. 915 Comment
  HSC51149  Delphinium trolliifolium G. L. Clifton, Overton 1979-6-4 3965 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  CAS-BOT-BC192472  Deschampsia cespitosa subsp. cespitosa J. P. Smith; J. O. Sawyer 1973-7-27 7186 Trinity Trail to Deadfall Lakes 2072 Comment
  CAS-BOT-BC201656  Deschampsia danthonioides E. V. Jotter 1911-8-22 135 Trinity Trinity National Forest Comment
  HSC35914  Deschampsia danthonioides Thomas W. Nelson, Jane P. Nelson 1975-6-21 1929 Trinity Brown's Canyon Campground. Comment
  HSC72560  Deschampsia elongata Gail Newton 1980-7-1 769 Trinity Near Hayden Roughs. 1250 Comment
  HSC91417  Deschampsia elongata Jennifer Whipple 1977-7-19 1970 Trinity Near the Upper Deadfall Lakes. 2317 Comment
  HSC92409  Deschampsia elongata Jennifer Whipple 1977-9-9 2263 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  RSA126944  Deschampsia elongata H. S. Yates 1936-6-22 5836 Trinity 2.5 miles N.N.W. of Shoemaker Bally. 1159 Comment
  SEINET200648 Image available Deschampsia elongata J. P. Tracy 1935-8-7 14614 Trinity Devil's Canyon Mts at head of White's Creek 2073 Comment
  UC1541607  Deschampsia elongata J. P. Tracy and H. E. Parks 1941-8-28 11512 Trinity Lemonade Springs S. Fork Mountain, Lemonade Springs 1584 Comment
  CAS-BOT-BC42974  Descurainia incisa subsp. incisa P. A. Munz 1951-7-22 16826 Trinity North Yolla Bolly Mountains. Patty John Basin. 1981 Comment
  RSA269277  Dianthus armeria J. R. Keck, William J. Ferlatte 1972-5-13 95814 Trinity 2.2 miles E of Cedar Gap turn off, Trinity National Forest Comment
  UC1245367  Dicentra formosa Harold E. Parks and Joseph P. Tracy 1942-7-2 11600 Trinity near Cold Springs; South Fork Mountain 1676 Comment
  SEINET10871897  Dicentra formosa Jones 1985-5-11 Jones 64 Trinity T29n,r10w,sec.26. Basin gulch campground, off hwy 36 shasta-trinity ntl. Forest. Soil silty, and dry. Growing under acer macrophyllum 792 Comment
  CAS-BOT-BC402492  Dicentra formosa subsp. formosa Ira L. Wiggins 1950-5-29 12399 Trinity Along Coffee Creek between Lady Gulch and Adams Creek 1371 Comment
  RSA66478  Dicentra formosa subsp. formosa P. A. Munz 1951-7-21 16779 Trinity Fisher Ridge, at head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  HSC64961  Dicentra pauciflora D. L. Goforth 1979-5-29 151 Trinity Trinity Alps Wilderness Area Comment
  HSC32887  Dicentra uniflora Thomas W. Nelson 1973-5-30 994 Trinity Black Lassic area 1799 Comment
  HSC3083  Dichelostemma capitatum subsp. capitatum J. Heywood, D. H. Norris 1968-3-30 1783 Trinity Hwy. 299, 8.94 mi. E of Humboldt Co. line Comment
  HSC40788  Dichelostemma congestum Thomas W. Nelson, James Nelson 1976-6-22 2790 Trinity Below Senteney Rock. 1402 Comment
  HSC70107  Dichelostemma congestum Thomas W. Nelson, Jane P. Nelson 1978-6-22 4289 Trinity Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36 1527 Comment
  CAS-BOT-BC501063  Dichelostemma ida-maia Sack; Iverson 1933-7-1 G- 19 Trinity Rock Creek, Trinity Forest 883 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
  HSC68780  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-19 5643 Trinity Along Rd. 29N58, Rattlesnake Ridge, at junction with Rd. 29N67 1341 Comment
  HSC68867  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-20 5713 Trinity Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36 1220 Comment
  HSC71929  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5757 Trinity Shasta-Trinity National Forest, along FS Rd. 29N28, 7 mi. S of junction with Hwy. 36, 1 mi. N of Goat Camp 1372 Comment
  UC275541  Dichelostemma multiflorum Joseph P. Tracy 1923-6-30 6446 Trinity near Hay Fork Mountain summit (on Weaverville road); Northern Coast Ranges 1097 Comment
  UCR40055  Dichelostemma multiflorum M. Mayer, S. Meredith, D. Bjornbak 1985-5-10 42 Trinity Shasta-Trinity National Forest, Steelbridge Campground Comment
  CAS-BOT-BC502703  Dichelostemma multiflorum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53513 Trinity One-eye Flat, about 1.7 miles north of Carriville, Trinity River Canyon 755 Comment
  HSC97532  Dichelostemma venustum Juha Pykala, D. H. Norris 1987-6-15 1770 Trinity Dubakella Mtn., 1.0 mi. from the top by rd. 1402 Comment
  CAS-BOT-BC290952  Dieteria canescens var. shastensis Alice Eastwood; John Thomas Howell 1937-6-25 4951 Trinity Between Coffee and Eagle creeks Comment
  SBBG25895  Diplacus layneae D. Myrick 1966-8-7 1466 Trinity White Rock Camp, North Yolla Bolly Mtns 1828 Comment
  CAS-BOT-BC153462  Diplacus layneae J. T. Howell 1939-6-8 4435 Trinity Scott Mt. Road, 6 1/4 mi. N. of Carrville Comment
  CAS-BOT-BC153473  Diplacus layneae J. T. Howell 1939-6-5 2632 Trinity Nr. Mad River, 11 mi. S.E. of Ruth Comment
  CAS-BOT-BC136151  Dodecatheon alpinum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53551 Trinity Scott Mountain summit on road from Carrville to Callahan 1645 Comment
  HSC28817  Dodecatheon hendersonii J. P. Smith 1973-4-21 6254 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC67324  Dodecatheon hendersonii Thomas W. Nelson, Jane P. Nelson 1980-5-7 5197 Trinity Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29 1341 Comment
  HSC67621  Dodecatheon hendersonii J. P. Smith, J. O. Sawyer 1973-4-15 6103 Trinity Bridge Camp along Stewart Fork 945 Comment
  HSC62967  Dodecatheon hendersonii Terry Roth 1979-5-13 53 Trinity Philpot Campground approx. 1.5 mi. from Peanut 823 Comment
  CHSC3196  Dodecatheon jeffreyi Gerry Carrauthers 1966-6-14 157 Trinity 2 mi. S. of Eagle Creek Camp Ground in a small boggy meadow beside the Old Oregon Stage Coach Rd. 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
  SEINET3920685  Dodecatheon jeffreyi Douglass Henderson 1986-6-6 6967 Trinity Trinity Mountains, Trinity-Shasta National Forest. Divide between Trinity and Siskiyou Counties, Scott Mountains USFS Campground, ca 250 m SW of Scott Mountain summit.; 0 1646 Comment
  HSC75102  Dodecatheon jeffreyi J. P. Smith, Thomas W. Nelson 1979-6-15 10112 Trinity Klamath National Forest, Scott Mtn. Campground 1646 Comment
  RSA21113  Downingia cuspidata C. B. Wolf 1937-6-20 8968 Trinity 5.8 miles N of Mendocino county line on Zenia-Covelo Road; North Coast Range. 915 Comment
  JEPS15370  Downingia yina Douglas Barbe 1955-8-4 348 Trinity 0.5 mi n Big Flat (at Trinity-Siskiyou County line, watershed of Coffee Creek); Klamath Mountains, Coffee Creek 1524 Comment
  HSC6742  Draba carnosula J. P. Tracy 1935-8-7 14623 Trinity Devil's Canyon Mtns., at head of White's Creek 2073 Comment
  CHSC507  Draba howellii V. Holt 1942-8-13 Trinity Deer Lake, Trinity Alps. 2438 Comment
  HSC30209  Draba howellii William J. Ferlatte 1968-6-9 1152 Trinity Packers Peak 2348 Comment
  HSC32217  Draba howellii J. O. Sawyer 1970-7-22 2339 Trinity Crest between Canyon Creek and Rattlesnake Creek drainages 2561 Comment
  JEPS53504  Draba howellii Joseph P. Tracy 1935-8-7 14623 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek 2072 Comment
  HSC59267  Drymocallis glandulosa Thomas Wood 1979-5-12 170 Trinity 3.9 mi. S on Deer Lick Springs Rd. from jct. with Hwy. 3, above Brown's Creek 610 Comment
  CAS-BOT-BC535029  Drymocallis glandulosa var. reflexa Herb. G. R. Kleeberger 1880-5-30 s.n. Trinity Trinity County Comment
  CAS-BOT-BC535031  Drymocallis glandulosa var. reflexa Eugene Carter 1972-6-8 408 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville. Along White's Creek Traul below Bear Wallow. 1371 Comment
  UC922314  Drymocallis lactea var. austiniae Annie M. Alexander and Louise Kellogg 1949-6-26 5703 Trinity n Yolla Bolly Middle Eel Primitive Area (White Rock Ranger Station); n of Yolla Bolly Middle Eel Primitive Area 1706 Comment
  CAS-BOT-BC159300  Drymocallis lactea var. lactea C. L. Hitchcock; J. S. Martin 1939-7-11 5378 Trinity Cliffs between uppere and lower Canyon Creek Lake, Salmon-Trinity Alps, 11 miles north of Dedrick 1889 Comment
  HSC58737  Eleocharis acicularis G. L. Clifton 1979-7-19 8614 Trinity Near Mad River 817 Comment
  CAS-BOT-BC113525  Eleocharis bella Mrs. H. C. Cantelow 1936-8-23 1607 Trinity Meadow nr. Preacher Camp, 4 mi W of Scott Ranch. Comment
  RSA41923  Eleocharis decumbens Ella Dales Cantelow 1936-5-22 s.n. Trinity About 3 miles NW of Scott Ranch, just SW of Trinity Center. Comment
  CHSC82638  Eleocharis macrostachya L. P. Janeway 2001-7-8 7309 Trinity Klamath Ranges. On ridgetop 2.4 km north of Red Mountain. Vernal pool on ridgetop. 1660 Comment
  CAS-BOT-BC294752  Elymus elymoides R. C. Wenk 2005-7-18 274 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Growing along Pacific Crest Trail, 1 mile east of Highway 3 1750 Comment
  RSA50258  Elymus elymoides E. K. Balls 1949-7-4 13806 Trinity trail from Chloride Mine to Globe Mine, above Dedrick 1006 Comment
  RSA67654  Elymus elymoides P. A. Munz 1951-7-18 16640 Trinity north slope of N.Yolla Bolly Peak; North Yolla Bolly Mts. 1982 Comment
  HSC40321  Elymus glaucus Thomas W. Nelson, Jane P. Nelson 1976-7-1 2951 Trinity Along FS Rd. 5E27, just S of meadow above Senteney Rock 1524 Comment
  HSC78305  Elymus glaucus subsp. glaucus John S. Palmer 1974-9-14 262 Trinity Bear Lakes Area, along trail to Big Bear Lake 1616 Comment
  CHSC40938  Elymus glaucus subsp. jepsonii J. D. Jokerst 1984-7-27 2131 B Trinity North of Butter Creek ca 600 feet on south-facing slopes. Ca. 3 air miles SE of Hyampom. 762 Comment
  CAS-BOT-BC235238  Elymus multisetus John Thomas Howell 1955-6-13 30349 Trinity Hayfork Mt. summit on road from Douglas City to Hayfork 1097 Comment
  UC1553558  Elytrigia pontica subsp. pontica E. Dean 1988-6-27 82 Trinity old logging road 35N72Y-A just w Stoney Creek; Trinity Lake area 780 Comment
  RSA105385  Epilobium angustifolium subsp. circumvagum Douglas Barbe 1955-8-4 356 Trinity 2.6 miles north of Big Flat on Coffee Creek road 1463 Comment
  HSC16336  Epilobium brachycarpum M. T. Milligan 1964-9-13 269 Trinity Cedar Flat along Hwy. 299 457 Comment
  HSC78345  Epilobium brachycarpum John S. Palmer 1974-9-14 255 Trinity Bear Lakes Area, along trail to Big Bear Lake 1524 Comment
  UC709440  Epilobium brachycarpum Joseph P. Tracy 1941-9-1 17002 Trinity Burnt Ranch 457 Comment
  UCD105406  Epilobium brachycarpum Richard Spellenberg 1965-8-13 1226 Trinity Spellenberg property about 2 miles E of Burnt Ranch. Comment
  HSC16339  Epilobium brachycarpum David Adams 1960-9-5 Trinity Hwy. 299, 23 mi. E of Weaverville 854 Comment
  UC1196954  Epilobium canum subsp. latifolium Joseph P. Tracy 1935-7-24 14208 Trinity rocky cirque e ranger station; Trinity Summit 1828 Comment
  HSC76620  Epilobium ciliatum Alerie Gizinski 1981-7-30 224 Trinity Near Goat Hill. 1433 Comment
  HSC76160  Epilobium ciliatum subsp. ciliatum G. L. Clifton, Muth 1979-7-18 8884 Trinity Near Mad River Campground, close to the town of Mad River. 761 Comment
  UC1197004  Epilobium ciliatum subsp. ciliatum Joseph P. Tracy 1921-9-4 5962 Trinity McDonald's Northern Coast Ranges, Burnt Ranch 487 Comment
  UC314609  Epilobium ciliatum subsp. ciliatum Joseph P. Tracy 1926-9-6 7785 Trinity Sharber Slough Northern Coast Ranges, Trinity River (3 mi e of mouth of South Fork) 182 Comment
  RSA78388  Epilobium ciliatum subsp. ciliatum P. A. Munz 1952-6-29 17832 Trinity 0.5 mi S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena 945 Comment
  CDA11062  Epilobium densiflorum G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11452 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  JEPS38228  Epilobium densiflorum Milo S. Baker 1923-7-23 94 Trinity river bed Van Duzen River Comment
  RSA49245A  Epilobium foliosum P. A. Munz 1949-5-16 13245 Trinity 8 Miles below Dedrick 671 Comment
  POM249784  Epilobium hallianum C. L. Hitchcock, J. S. Martin 1939-7-11 5383 Trinity Between upper and lower Canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps. 1890 Comment
  HSC49638  Epilobium minutum J. P. Smith 1975-5-16 8095 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC71836  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-27 5944 Trinity Along SE side of Mule Ridge 1524 Comment
  HSC40776  Epilobium minutum Thomas W. Nelson, James Nelson 1976-6-22 2808 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  HSC71230  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1979-5-19 4691 Trinity SW of Philpot Campground 915 Comment
  JEPS121754  Epilobium oreganum Julie Kierstead Nelson, Susan Erwin, Martin Lenz 2009-8-2 2009 -010 Trinity Common along margins of isolated, sloping wetland in Upper Hayfork Creek watershed, ca. 200m east of Forest Road 30; 3 miles south of Hwy. 36. Comment
  UC2062591  Epilobium oreganum Belinda Lo 2017-8-5 351 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, Trinity Alps Wilderness, southeast of Twin Lakes. Comment
  JEPS94715  Equisetum hyemale subsp. affine Vernon Oswald and Lowell Ahart 1998-5-14 9069 Trinity 1.4 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.7 mi n of Highway 36); Wildwood Road 1024 Comment
  HSC27503  Equisetum telmateia subsp. braunii J. P. Smith 1973-4-7 5946 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
  HSC348  Eremogone congesta William J. Ferlatte 1967-8-16 932 Trinity E side of Packer's Peak 2134 Comment
  JEPS69082  Eriastrum tracyi Joseph P. Tracy 1923-6-30 6463 Trinity Hay Fork Valley Northern Coast Ranges 792 Comment
  HSC46937  Ericameria bloomeri William J. Ferlatte 1976-9-21 1838 Trinity Big Flat at head of Coffee Creek; SE side of ephemeral pond (Lake Martin), on E side of Coffee Creek Rd. 1524 Comment
  HSC5738  Ericameria greenei D. E. Anderson 1961-10-8 1881 Trinity Weaver Bally Rd. 1982 Comment
  JEPS89554  Ericameria greenei Dean W. Taylor 1992-9-18 13238 Trinity The Eddys (Trinity R. watershed), Cement Bluff Lake N. Coast Ranges, S. China Mt. 7 1/2 Quad., Cement Bluff Lake 1935 Comment
  CAS-BOT-BC294318  Ericameria nauseosa var. speciosa Eugene Carter 1973-9-9 692 Trinity Salmon-Trinity Alps and vicinity. Along the East Branch of the North Fork Trinity River at the Cold Springs Fork 1438 Comment
  CAS-BOT-BC294321  Ericameria nauseosa var. speciosa G. R. Kleeberger 1879-9-20 s.n. Trinity Weaverville Comment
  HSC92671  Ericameria nauseosa var. speciosa Jennifer Whipple 1977-9-9 2279 Trinity S facing slopes N of Deadfall Lake in the Deadfall Drainage 2195 Comment
  CHSC114605  Ericameria ophitidis Mike Friend 2001-8-6 01101 Trinity Yolla Bolla Ranger District. Hwy 36 to FS Road 29N31 to FS Road 29N46, on northwest side of road at 1520 meters. 1520 Comment
  CHSC34503  Ericameria ophitidis J. D. Jokerst 1981-9-22 1475 Trinity Ca 150 M S of the W end of logging road spur. Comment
  UCD131539  Ericameria parryi var. latior Dean W. Taylor; Kathleen A. Teare 1979-9-13 7711 Trinity Smoky Creek headwaters, around 8 miles southeast of Forest Glen. 1158 Comment
  CAS-BOT-BC294482  Erigeron bloomeri var. bloomeri Thomas W. Nelson; Jane P. Nelson 1980-7-17 6106 Trinity North Coast Ranges. Along Forest Service road 17 at summit of county line 2072 Comment
  UC1299246  Erigeron bloomeri var. bloomeri Freed W. Hoffman 1950-7-6 3527 Trinity road 2.1 mi n Red Mt. Guard Station; North Coast Ranges, Red Mt. Comment
  UC722741  Erigeron cervinus C. L. Hitchcock and J. S. Martin 1939-7-12 5363 Trinity small meadow just below Canyon Creek, 10 mi n of Dedrick; Salmon-Trinity Alps 1676 Comment
  UCD131752  Erigeron cervinus Joseph M. DiTomaso 1976-6-30 536 Trinity Caribou Ridge Trail on Stuarts Fork side. Trinity Alps. 2133 Comment
  HSC64964  Erigeron compositus D. L. Goforth 1979-6-1 155 Trinity Trinity Alps Wilderness Area, ridge between Black and Bear Basins 2180 Comment
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Mar 14 2014
  HSC46878  Erigeron divergens William J. Ferlatte 1976-9-21 1834 Trinity Big Flat at head of Coffee Creek W of Coffee Creek Rd., 20m W of Foote Cabin site 1524 Comment
  CAS-BOT-BC300381  Erigeron eatonii var. plantagineus H. M. Hall 1909-7-22 8615 Trinity Salmon Mountains. Union Lake Comment
  JEPS98762  Erigeron foliosus var. confinis Sue Pappalardo 1995-6-22 724 Trinity .2 mi W of Pigeon Point Campground (along Trinity River); Shasta-Trinity National Forests, Big Bar Ranger District 419 Comment
  JEPS88163  Erigeron inornatus var. inornatus V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7920 .1 Trinity Deer Lick Knob Rd. (Forest Rt. 1) 7.1 odometer mi n Hwy. 36 (via Harrison Gulch Rd.) (nw of Platina); High North Coast Ranges 1365 Comment
  JEPS95040  Erigeron inornatus var. inornatus Vernon Oswald and Lowell Ahart 1997-7-17 8752 Trinity 0.3 mi nw of the West Fork Smoky Creek (Forest Route 29 in Trinity National Forest, 8.4 mi s of Highway 36); Trinity National Forest, Forest Route 29 1225 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
  POM264620  Erigeron inornatus var. inornatus H. E. Parks, J. P. Tracy 1941-8-27 11524 Trinity Cold Springs area, South Fork Mountain 1646 Comment
  UCD131871  Erigeron lassenianus Joseph M. DiTomaso 1976-7-6 562 Trinity around half way between Mumford Meadows and Fosters Cabin on Swift Creek Trail. 1645 Comment
  CAS-BOT-BC295479  Erigeron lassenianus var. lassenianus Annie M. Alexander; Louise Kellogg 1948-8-14 5485 Trinity Trinity Mountains. Stuarts Fork of Trinity River 716 Comment
  CHSC30926  Erigeron lassenianus var. lassenianus M. S. Taylor 1980-7-2 3044 Trinity On n side of 36N24, ca. 2.5 mi due w of Wyntoon. 1005 Comment
  JEPS77444  Erigeron lassenianus var. lassenianus William J. Ferlatte 1975-8-25 1737 Trinity 1.25 mi. n. Granite Peak (Upper Bowerman Meadows); Trinity Alps, Upper Bowerman Meadows 2010 Comment
  CAS-BOT-BC295736  Erigeron petrophilus var. petrophilus J. P. Smith; J. O. Sawyer 1973-7-27 7176 Trinity Trail to Deadfall Lakes 2072 Comment
  JEPS75972  Erigeron petrophilus var. viscidulus William J. Ferlatte 1974-8-16 1660 Trinity Deer Creek Pass, Siligo Peak-Summit Lake area Trinity Alps 2286 Comment
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Jun 11 2012
  HSC5532  Erigeron philadelphicus B. D. Rogers, William J. Ferlatte 1966-6-6 2050 Trinity 4 mi. N of Junction City Comment
  UC1037475  Erigeron reductus var. reductus Douglas Barbe 1955-8-3 336 Trinity 2 mi s Scott Mtn Forest Camp (on Scott Mtn Road); Klamath Mountains 1493 Comment
  UCD132020  Erigeron reductus var. reductus L. P. Janeway; B. Castro 1996-7-7 5037 Trinity Klamath Ranges. About 2.4 miles northeast of Trinity Mountain; upper drainage of Feeny Gulch, along dirt road 0.8 mile north of Feeny Gulch Road (Road 35N32). 1230 Comment
  HSC72604  Eriodictyon californicum Gail Newton 1980-7-1 842 Trinity Near Hayden Roughs 1219 Comment
  RSA244980  Eriodictyon californicum William J. Ferlatte, B. D. Rogers 1966-6-7 2067 Trinity Near Hay Fork summit 1189 Comment
  HSC32678  Eriogonum compositum var. compositum Thomas W. Nelson 1973-7-10 1024 Trinity Red Lassic area 1799 Comment
  RSA258869  Eriogonum compositum var. compositum Thomas W. Nelson 1973-7-10 1024 Trinity Red Lassic area. 1799 Comment
  UC672918  Eriogonum compositum var. compositum Joseph P. Tracy 1935-8-6 14674 Trinity at head of White Creek Devil's Canyon Mts., White Creek 1889 Comment
  CAS-BOT-BC242538  Eriogonum congdonii James L. Reveal; Darin S. Reveal 1978-8-8 4800 Trinity Along the Ramshorn-Mumbo Creek Road (USFS # 38N47) along the East Fork of the Trinity River, 0.6 mile west of the turnoff to Highland Lakes, and about 1 mile east of the turnoff, to Bear Flat 1051 Comment
  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
  CAS-BOT-BC255750  Eriogonum elatum var. villosum Joseph P. Tracy 1935-8-3 14461 Trinity Mary Blaine Mt. 1950 Comment
  UC1425860  Eriogonum libertini T. P. Spira 1978-7-19 Trinity Dubakella Mtn. Area Shasta-Trinity N.F., Dubakella Mtn. Area 1310 Comment
  HSC75632  Eriogonum libertini D. Gordon 1978-6-20 Trinity Rattlesnake Ridge, above rd. 29N66 Comment
  UC1425858  Eriogonum libertini T. P. Spira, R. Thode 1978-7-25 Trinity Off of Hwy 36. in Platinas area Shasta Trinity N.F., Platinas area Comment
  SEINET190438  Eriogonum lobbii J. P. Tracy 1935-8-1 14426 Trinity Ridgetop near Salmon Summit Mine 3 mi SE of Salmon Summit at Trinity-Siskiyou County boundary 1829 Comment
  CAS-BOT-BC263668  Eriogonum luteolum var. luteolum P. A. Munz 1936-8-12 14373 Trinity 12 miles east of Forest Glen 1005 Comment
  CAS-BOT-BC263685  Eriogonum luteolum var. luteolum John Thomas Howell 1955-7-17 30686 Trinity Weaverville 609 Comment
  CAS-BOT-BC263686  Eriogonum luteolum var. luteolum John Thomas Howell 1955-7-17 30685 Trinity Weaverville 609 Comment
  HSC46886  Eriogonum marifolium William J. Ferlatte 1974-8-16 1663 Trinity Deer Creek Pass above Siligo Meadows 2285 Comment
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Jun 11 2012
  HSC54346  Eriogonum nudum G. L. Clifton 1979-7-16 7847 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  CAS-BOT-BC264831  Eriogonum nudum var. nudum John Thomas Howell 1955-6-13 30338 Trinity 6 miles southwest of Douglas City 609 Comment
  CHSC82598  Eriogonum nudum var. nudum L. P. Janeway 2001-7-8 7305 Trinity Klamath Ranges. On ridgetop 1.8 km north of Red Mountain. 1650 Comment
  HSC34415  Eriogonum nudum var. nudum J. P. Smith, J. O. Sawyer 1973-7-3 6964 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  JEPS128835  Eriogonum nudum var. nudum Julie Kierstead Nelson with Rhonda Posey 2017-7-18 2017 -046 Trinity The Eddys; eastern Klamath Ranges; Parks Creek Road (County Road 17); just south of Trinity/Siskiyou divide. Comment
  SBBG25893  Eriogonum nudum var. nudum D. Myrick 1966-8-7 1467 Trinity White Rock Camp, North Yolla Bolly Mtns 1828 Comment
  CAS-BOT-BC264824  Eriogonum nudum var. nudum Mrs. H. C. Cantelow 1939-6-9 s.n. Trinity 9.2 mi SE of Dinsmore Comment
  CAS-BOT-BC264840  Eriogonum nudum var. nudum Mrs. H. C. Cantelow 1939-6-7 s.n. Trinity 9.2 miles SE of Dinsmore Comment
  RSA789786  Eriogonum nudum var. nudum Rebecca Wenk 2005-7-18 263 Trinity Trinity Alps, Coffee Creek, 1 mi down road from Big Flat Meadow. 1494 Comment
  SD42513  Eriogonum nudum var. nudum Carl B. Wolf 1937-6-20 8964 Trinity North Coast Range, 13.7 mi. So. Of Zenia on Covelo Road 914 Comment
  CHSC1324  Eriogonum nudum var. oblongifolium V. Holt 1942-8-13 Trinity E. Stuart Fork 1219 Comment
  CAS-BOT-BC94545  Eriogonum nudum var. oblongifolium R. C. Wenk 2006-9-1 539 Trinity Coffee Creek Road, in dusty area next to a pullout 1500 Comment
  UC1094032  Eriogonum nudum var. pubiflorum Lewis S. Rose 1955-7-16 55116 Trinity 2 mi n Douglas City 548 Comment
  SD50695  Eriogonum nudum var. pubiflorum Darley F. Howe 1959-8-4 Trinity 5.5 miles west of Weaverville on #299 Comment
  CHSC36843  Eriogonum strictum var. greenei M. S. Taylor 1980-8-6 3226 Trinity Shasta-Trinity NF, Yolla Bolla Rd. 50 ft s of 29N36, ca. 1/2 mi w of its jct with 29N38, ca. 5 mi s of Wildwood. 1280 Comment
  HSC33275  Eriogonum strictum var. greenei Thomas W. Nelson 1973-8-19 1104 Trinity N of Black Lassic 1524 Comment
  JEPS56303  Eriogonum strictum var. greenei Joseph P. Tracy 1935-8-9 14724 Trinity ridge n Devil's Canyon (Jake's Hunting Ground); New River Mts. 1524 Comment
  JEPS94430  Eriogonum strictum var. greenei Vernon Oswald and Lowell Ahart 1997-7-17 8744 Trinity 5.6 mi s of Highway 36 (Junction of Forest Route 29 and 29N58 to Forest Glen) 1493 Comment
  CAS-BOT-BC263449  Eriogonum ternatum Thomas W. Nelson; Jane P. Nelson 1980-6-19 5627 Trinity Along State Route 3 0.3-0.5 miles south of Salt Creek Bridge, Shasta-Trinity National Forest 762 Comment
  CAS-BOT-BC267999  Eriogonum umbellatum var. argus E. V. Jotter 1911-8-18 154 Trinity Trinity National Forest Comment
  CAS-BOT-BC268006  Eriogonum umbellatum var. argus John Thomas Howell 1936-8-24 12749 Trinity Summit of Scott Mts. w. of Carrville Comment
  CHSC117337  Eriogonum umbellatum var. argus L. P. Janeway; B. Castro 2016-8-1 12128 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 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
  SEINET10479580  Eriogonum umbellatum var. argus Mary Susan Taylor 1980-7-15 Taylor 3134 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
  HSC100088  Eriogonum umbellatum var. dumosum L. P. Janeway 2006-7-4 8803 Trinity Klamath Ranges, E side of Hwy. 3, 0.7 km. N of Coffee Creek crossing. 695 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
  HSC43438  Eriogonum umbellatum var. nelsoniorum Jennifer Whipple 1976-7-23 1495 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  RSA20774  Eriogonum umbellatum var. polyanthum Carl B. Wolf 1937-8-12 9194 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  CHSC96016  Eriogonum umbellatum var. speciosum L. P. Janeway 2006-7-4 8803 Trinity Klamath Ranges. Floodplain of Trinity River, east side of Hwy 3 and 0.7 km north of Coffee Creek crossing. 760 Comment
  RSA254924A  Eriogonum umbellatum var. speciosum James L. Reveal, Caroline G. Reveal 1974-8-17 3784 Trinity Along Calif. Highway 3 aOn the E side of Sonora Pass along Hwy 108, 0.3 mile E of the summit on exposed volcanic slopes.t the shore of Clair Engle Lake. 793 Comment
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Jul 6 2020
  HSC42566  Eriogonum umbellatum var. speciosum Robert M. Specht 1977-6-28 1092 Trinity Ridge on Round Mtn. 1494 Comment
  JEPS118175  Eriogonum ursinum var. erubescens Dean Wm. Taylor, Tom Engstrom, Jason Poburko 2011-8-4 21143 Trinity 3.5 air miles NNW of Trinity Center, ridge dividing Hatchet Creek from Buckeye Creek watersheds 1203 Comment
  HSC72608  Eriogonum vimineum Gail Newton 1980-7-1 834 Trinity Near Hayden Roughs 1219 Comment
  UC1584305  Eriogonum vimineum Julie Kierstead 1989-7-17 89 -46 Trinity 1.0 mi s Hwy. 36 (FS Rd. 29); Shasta-Trinity N.F., Hayfork R.D. 1036 Comment
  JEPS95659  Eriophorum crinigerum Vernon H. Oswald and L. Ahart 1999-7-5 9829 Trinity Southeast of Callahan and 3.1 mi northeast of Hwy. 3 on Forest Rd. 17 paralleling the Trinity River: T39N R7W Sect. 1, 3750 ft, mixed coniferous forest, serpentine substrate 1143 Comment
  UCD101215  Eriophorum crinigerum Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Lower Deadfall Lake at the base of Mount Eddy. 2220 Comment
  HSC69934  Eriophyllum lanatum Thomas W. Nelson, J. O. Sawyer 1978-6-9 4130 Trinity Red Mtn. 1250 Comment
  HSC73676  Eriophyllum lanatum Gail Newton 1980-7-10 1205 Trinity Near Senteney Rock. 1545 Comment
  HSC92167  Eriophyllum lanatum Jennifer Whipple 1976-7-13 1452 Trinity Bear Creek Drainage 2256 Comment
  HSC27847  Eriophyllum lanatum Richard Spjut 1973-5-29 3403 Trinity In Trinity River Canyon along Hwy. 299 from Big Flat to Junction City 152 Comment
  CAS-BOT-BC183879  Eriophyllum lanatum var. grandiflorum Eugene Carter 1974-6-26 846 Trinity Salmon-Trinity Alps and vicinity. Along the Hobo Gulch Road 716 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
  HSC59975  Eriophyllum lanatum var. grandiflorum M. A. Ericksen 1979-6-22 312 Trinity Horsehead Mtn. 1788 Comment
  CHSC333  Eriophyllum lanatum var. lanceolatum V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 1981 Comment
  UC1198968  Erodium cicutarium Joseph P. Tracy 1932-6-17 10186 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  RSA41950  Eryngium articulatum H. C. Cantelow 1936-8-23 1726 Trinity Near Preacher Camp, about 4 miles west of Scott Ranch Comment
  CAS-BOT-BC54606  Erysimum capitatum Alice Eastwood; John Thomas Howell 1937-6-24 4875 Trinity Near Burnt Ranch. Comment
  HSC26262  Erysimum capitatum var. capitatum Thomas W. Nelson 1971-5-9 435 Trinity Beside Hwy. 36, beside Rattle Snake Creek Comment
  HSC37477  Erysimum capitatum var. capitatum M. G. Schmidt 1976-5-3 15 Trinity Along Hwy. 3, 2 mi. S of Peanut Comment
  CAS-BOT-BC54943  Erysimum perenne Philip A. Munz 1951-7-21 16783 Trinity North Yolla Bolly Mountains. Fisher Ridge. 2133 Comment
  CHSC1781  Erythranthe lewisii V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2286 Comment
  CAS-BOT-BC313709  Erythranthe trinitiensis Volney Rattan 1883-6-1 s.n. Trinity Hyampom 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
  UCR52468  Erythronium californicum R. Earing, C. Cavanaugh, C. Collins 1987-3-29 38 Trinity Grays Falls Campground c. 10 mi east of Willow Creek on Hwy 299, along the Trinity River 244 Comment
  CAS-BOT-BC502697  Erythronium californicum G. R. Kleeberger 1880-5-2 s. n. Trinity Near Weaverville Comment
  UCD139636  Erythronium californicum R. N. Raynor 1933-4-15 s.n. Trinity Lewiston. Comment
  JEPS100453  Erythronium citrinum var. roderickii Dean W. Taylor 2002-5-9 18039 Trinity Tangle Blue Creek; Scott Mountain Creek; Tangle Blue Creek, north facing wall of the lower creek canyon opposite (south 0.5 air mile) the confluence of Scott Mountain Creek 1219 Comment
  UC727691  Erythronium grandiflorum Milo S. Baker 1946-6-14 11493 Trinity open glade beyond Miller Spring (Forest Road); South Fork Mt. 1615 Comment
  CAS-BOT-BC502719  Erythronium grandiflorum Ella Dales Cantelow 1939-6-8 2659 Trinity 5.4 mi. from Jct. with Alton-Redbluff hy. South Fork Mts. Blake Lookout Road Comment
  RSA433646  Eschscholzia caespitosa subsp. caespitosa J. M. DiTomaso 1979-4-29 933 Trinity Grays Falls campground, on rocky slope above Trinity River. 305 Comment
  CAS-BOT-BC403715  Eschscholzia californica John Thomas Howell 1955-6-12 30322 Trinity Weaverville 609 Comment
  HSC35131  Eschscholzia californica John S. Palmer 1975-5-17 341 Trinity Trail to Denny at the confluence of New River and Trinity River 310 Comment
  CAS-BOT-BC310458  Eucephalus ledophyllus var. covillei Joseph P. Tracy 1935-8-3 14464 Trinity Mary Blaine Mt. 1950 Comment
  HSC62681  Eucephalus ledophyllus var. ledophyllus Jennifer Whipple 1976-8-4 1640 Trinity Deadfall Creek Drainage in the vicinity of the Deadfall Lakes 2226 Comment
  HSC850  Eucephalus ledophyllus var. ledophyllus William J. Ferlatte 1967-8-10 873 Trinity Grizzly Creek, 1/4 mile below falls 1829 Comment
  CAS-BOT-BC310461  Eucephalus ledophyllus var. ledophyllus P. C. Everett; E. K. Balls 1959-10-22 23925 Trinity 10 mi. n. from entrance to Trinity Natl. Forest, along road to Trinity Center 822 Comment
  CAS-BOT-BC202778  Euonymus occidentalis Thomas W. Nelson; Jane P. Nelson 1980-6-16 5466 Trinity Along Philpot Creek above campground 822 Comment
  CHSC71535  Euphorbia crenulata Vernon H. Oswald; Lowell Ahart 1998-7-28 9390 Trinity Southwest of Hayfork on USFS Rt. 7 4.8 mi south of USFS Rt. 10. On the edge of a meadow. 1255 Comment
  HSC73593  Euphorbia crenulata Gail Newton 1980-7-9 1100 Trinity Near Shanty Creek. 1113 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
  UC275329  Euphorbia crenulata Joseph P. Tracy 1923-6-28 6404 Trinity Burnt Ranch; Northern Coast Ranges 457 Comment
  HSC69824  Euphorbia crenulata Thomas W. Nelson 1978-5-27 4075 Trinity At Secret Gulch, 1 mi. NW of Three Forks of Mad River 884 Comment
  HSC56853  Euthamia occidentalis G. L. Clifton, Muth 1979-7-18 8768 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  UC1553574  Festuca E. Dean 1988-6-19 58 Trinity Hayfork, along Shasta Rd by ranger station Hayfork 609 Comment
  HSC68943  Festuca californica Jacqueline Greenleaf 1980-7-14 212 Trinity Near Van Duzen River 945 Comment
  HSC72587  Festuca californica Gail Newton 1980-7-1 819 Trinity Near Hayden Roughs. 1250 Comment
  HSC9853  Festuca californica D. E. Anderson 1963-5-12 2426 Trinity Near Trinity-New River canyons. 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
  RSA296765  Festuca californica var. californica J. P. Smith, J. O. Sawyer, T. W. Nelson 1978-5-7 9879 Trinity County Line Road along Brown's Creek. 671 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-BC282633  Festuca idahoensis Richard Spellenberg 1965-6-12 1104 Trinity At summit of Underwood Mtn. Pass, Underwood Mtn. Road ca. 12 mi. s.w. of Burnt Ranch Comment
  HSC51247  Festuca idahoensis G. L. Clifton, Overton 1979-6-4 4086 Trinity Near Van Duzen River, close to the town of Alderpoint 853 Comment
  UC704281  Festuca idahoensis Frank A. Pitelka 1943-6-23 253 Trinity 2 mi w Hayfork 731 Comment
  HSC9944  Festuca occidentalis R. Spellenberg 1965-6-11 1084 Trinity Burnt Ranch, behind Moss Lumber Co. Comment
  UC191538  Festuca occidentalis Harry S. Yates 1914-6-30 473 Trinity Upper Rush Creek Comment
  CAS-BOT-BC461215  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1939-6-9 s.n. Trinity Scott Mt. Comment
  HSC42553  Frangula californica Robert M. Specht 1977-6-30 1101 Trinity Base of Horse Ridge 1006 Comment
  CAS-BOT-BC63042  Frangula californica subsp. californica Mrs. H. C. Cantelow 1935-6-12 1209 Trinity Coffee Berry. Trinity Alps Resort. Comment
  CAS-BOT-BC63044  Frangula californica subsp. californica Ella Dales Cantelow 1937-8-22 1878 Trinity Swift Creek at Gratten Ford. Comment
  CAS-BOT-BC63045  Frangula californica subsp. californica Mrs. H. C. Cantelow 1937-8-22 s.n. Trinity Gratten Ford. Comment
  CAS-BOT-BC62954  Frangula californica subsp. crassifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53477 Trinity Rattlesnake Road 0.73 to 1.5 mi. sw. of Peanut. 853 Comment
  CAS-BOT-BC62957  Frangula californica subsp. crassifolia Milo S. Baker 1928-7-1 149 -26 Trinity highway between Hay Fork & Douglass City. 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
  JEPS109217 Image available Frangula californica subsp. tomentella D. W. Taylor 2005-9-29 19495 Trinity 0.5 miles W of Clems Flat, headwaters Maxwell Creek, Hayfork Divide, tributary to Hayfork Creek. 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
  HSC51078  Frangula purshiana G. L. Clifton, Overton 1979-6-3 3928 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  CHSC1530  Frangula rubra subsp. modocensis V. Holt 1942-8-13 Trinity Summit Lake, Trinity Alps. 2438 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
  UCD121431  Frasera albicaulis var. nitida Joseph M. DiTomaso 1976-7-23 654 Trinity At trail junction of Swift Creek Trail and Bear Basin Trail. 1524 Comment
  SEINET6975688  Frasera nitida Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity Ravine-bottom, 9 miles east of Hayfork. Comment
  RSA256737  Frasera speciosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5630 Trinity Between 1S07 and Senteney Rock along 4-wheel-drive road. Swayback Ridge. Comment
  HSC54136  Fraxinus latifolia Gilbert Muth 1979-7-17 8309 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC574  Fritillaria atropurpurea William J. Ferlatte 1967-7-6 615 Trinity Dorleska Mine 1982 Comment
  UC1197636  Fritillaria atropurpurea Joseph P. Tracy 1933-7-16 12764 Trinity 2 mi n of head of Eight Mile Ridge (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1645 Comment
  UCD139662  Fritillaria atropurpurea Joseph M. DiTomaso 1975-6-17 12 Trinity Trinity Alps, 1/4 mile below Poruguese Camp on Stuarts Fork Trail. 1463 Comment
  CAS-BOT-BC130349  Fritillaria glauca Eugene Carter 1975-5-20 939 Trinity North Fork Trinity River, opposite the mouth of Morrison Gulch 1066 Comment
  CAS-BOT-BC130458  Fritillaria purdyi s.n. Trinity Weaverville Comment
  HSC22849  Fritillaria recurva D. E. Anderson, J. P. Smith 1970-4-16 5034 Trinity Cold Springs Campground, along Hwy. 3, 3 mi. E of Peanut Comment
  HSC66162  Fritillaria recurva Cathie Goldberg, Lynn Kuntsman, Lauren Philbrick, Geoff Walsh 1980-5-3 55 Trinity Philpot Creek Campground 808 Comment
  HSC70305  Fritillaria recurva M. A. Baker 1980-5-25 1545 Trinity Near Shannon Butte 914 Comment
  HSC74251  Fritillaria recurva M. A. Baker 1980-7-12 2854 Trinity Near Black Lassic 1707 Comment
  CAS-BOT-BC504482  Fritillaria recurva Anna A. Junkans 1915-5-1 s.n. Trinity Weaverville Comment
  HSC46874  Fritillaria recurva William J. Ferlatte 1975-5-21 1691 Trinity Canyon of the Stuart Fork of the Trinity River, 1.9 mi. W of Hwy. 3 793 Comment
  JEPS25721  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-14 4009 Trinity on White Rock rd 0.3 mi from Highway 36 (w of Harrison Gulch Ranger Sta.) 609 Comment
  JEPS52711  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4026 Trinity road from Ruth to Zenia 12.8 mi w junction with Mad River road (ca 1/2 mi w of Van Duzen River) 914 Comment
  JEPS52729  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4027 Trinity se-facing slope about 2 mi e Zenia Comment
  HSC51273  Galium ambiguum subsp. siskiyouense G. L. Clifton, Overton 1979-6-4 4112 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  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
  HSC39587  Galium aparine Thomas W. Nelson, James Nelson 1976-6-22 2802 Trinity Below Senteney Rock 1524 Comment
  HSC52995  Galium aparine G. L. Clifton, Overton 1979-6-4 3986 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC57266  Galium aparine Gilbert Muth 1979-7-17 8290 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC90413  Galium aparine C. Wilson, P. Kittleson, M. Hardig 1992-4-16 31 Trinity Hwy. 299, Caltrans Rest Area, Salyer 122 Comment
  CHSC30330  Galium bolanderi M. S. Taylor; T. Nelson 1980-8-21 3284 Trinity On S side of 29N59, ca. 0.5 mi E of the jct of 30N58 and 29N59, 0.5 mi N of Swim Meadow. 1402 Comment
  HSC51235  Galium bolanderi G. L. Clifton, Overton 1979-6-4 4072 Trinity Near Van Duzen River, close to the town of Alderpoint 853 Comment
  HSC70284  Galium bolanderi M. A. Baker 1980-5-25 1542 Trinity Near Shannon Butte 914 Comment
  JEPS121441  Galium bolanderi Julie Kierstead Nelson, Susan Erwin, Martin Lenz 2009-8-26 2009 -008 Trinity In Upper Hayfork Creek watershed, ca. 200 m east of Forest Road 30; 3 miles south of Highway 36. Comment
  UC583090  Galium bolanderi P. A. Munz 1936-8-11 14355 Trinity above Forest Glen 975 Comment
  HSC19796  Galium bolanderi Lauramay T. Dempster, G. L. Stebbins 1963-7-7 3842 Trinity At crossing of Mill Creek and Hwy. 299, 2.7 mi. E of Burnt Ranch 305 Comment
  HSC19799  Galium bolanderi Lauramay T. Dempster, G. L. Stebbins 1963-7-7 3839 Trinity Above Weaverville 640 Comment
  OBI72113  Galium glabrescens Barbara Ertter 1990-7-16 9396 Trinity NW side of Mt Eddy SW of Weed, 1-2 mi E of Park Cr Trailhead (=crest of Rt 17) on S side of Deadfall VABM ridge 2316 Comment
  UCD15144  Galium glabrescens K. F. Mawdsley 1996-7-11 21 a Trinity Trinity County. On trail to Deadfall Lakes before first stream, from Parks Creek trailhead. 1981 Comment
  SD58498  Galium grayanum Joseph T. Gregory 1935-8-5 900 Trinity Devil's Canyon Mts., at head of White's Creek 2133 Comment
  UC1220353  Galium grayanum Joseph T. Gregory 1935-8-5 900 Trinity slopes at head of White's Creek; Devil's Canyon Mts. 2133 Comment
  UC1196078  Galium mexicanum var. asperulum Joseph P. Tracy 1935-8-4 14527 Trinity 2 mi n Cabin Creek Peak (mountains at head of New River near Rattlesnake Lake) 1706 Comment
  CAS-BOT-BC94863  Galium porrigens R. C. Wenk 2008-9-1 1002 Trinity Coffee Creek Road 1127 Comment
  JEPS52753  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1963-7-7 3840 Trinity bluffs above town Weaverville 640 Comment
  CHSC30925  Galium serpenticum subsp. scotticum M. S. Taylor 1980-7-22 3169 Trinity On E side of Hwy 3, ca. 0.9 mi S of Scott Mt. Summit. 1645 Comment
  HSC57269  Galium triflorum Gilbert Muth 1979-7-18 8365 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  UC562619  Gamochaeta ustulata Joseph P. Tracy 1936-6-10 14918 Trinity vicinity Salyer; Northern Coast Ranges 243 Comment
  HSC59326  Garrya buxifolia M. A. Ericksen 1979-4-28 223 Trinity Near confluence of Trinity and New Rivers on the old trail to Denny Comment
  HSC72936  Garrya buxifolia R. York 1980-5-24 718 Trinity Near Long Ridge. 1036 Comment
  HSC78413  Garrya buxifolia John S. Palmer 1975-6-23 390 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1463 Comment
  CAS-BOT-BC178507  Garrya flavescens Annie M. Alexander; Louise Kellogg 1948-9-1 5563 Trinity Cloride Mine Trail, Dedrick, Trinity Mountains 1219 Comment
  HSC86355  Garrya fremontii J. O. Sawyer, J. Stephensen, J. Rivera 1985-5-5 4324 Trinity On trail 12W02 from Mary Blaine Mountain to Young's Peak 1707 Comment
  UC615017  Garrya fremontii Beryl O. Schreiber 1934-6-6 1150 Trinity 10 mi w Big Bar; Trinity River Comment
  HSC76534  Gastridium phleoides Alerie Gizinski 1981-7-9 130 Trinity Near Duncan Ranch. 960 Comment
  JEPS27591  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1935-8-3 14503 Trinity Mary Blaine Mt. 1950 Comment
  JEPS74434  Gayophytum diffusum subsp. parviflorum W. J. Ferlatte 1967-8-8 845 Trinity Canyon Creek Lakes Trinity Alps 1645 Comment
  UC1541505  Gayophytum diffusum subsp. parviflorum J. P. Tracy 1932-7-12 10403 a Trinity Trinity Summit 1676 Comment
  UC562363  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1935-8-3 14503 Trinity Mary Blaine Mt. 1950 Comment
  HSC180  Gayophytum diffusum subsp. parviflorum William J. Ferlatte 1967-8-8 845 Trinity Canyon Creek Lakes 1646 Comment
  POM249763  Gayophytum diffusum subsp. parviflorum C. L. Hitchcock, J. P. Martin 1939-7-12 5362 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps. 1220 Comment
  UC1196961  Gayophytum humile Joseph P. Tracy 1923-7-1 6502 Trinity South Fork Mountain Northern Coast Ranges (near summit on road to Low Gap of Mad River, along streamlet) 1066 Comment
  HSC46771  Gentiana calycosa J. M. DiTomaso 1976-8-26 681 Trinity On trail to Landers Lake, 1/4 mi. from Union Creek in Union Basin 1982 Comment
  CHSC76760  Gentianella amarella subsp. acuta L. P. Janeway; B. Castro 1999-9-12 6584 Trinity Klamath Ranges. Small drainage between meadowy cirque and upper Dead Fall Lakes; 0.8 km west of top of Mount Eddy. 2390 Comment
  HSC91279  Gentianella amarella subsp. acuta Jennifer Whipple 1976-8-11 1678 Trinity Mt. Eddy, N of lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  UCD168926  Gentianopsis simplex Joseph M. DiTomaso 1975-9-15 329 Trinity Mumford Meadows. 1645 Comment
  HSC74145  Geranium dissectum M. A. Baker 1980-5-24 1473 Trinity Near Long Ridge. 1006 Comment
  SD50719  Geranium molle Darley F. Howe 1959-8-4 2799 Trinity 51 miles west of Weaverville on #299, shady bank 152 Comment
  CAS-BOT-BC459373  Geum macrophyllum Eugene Carter 1974-6-12 812 . Trinity Salom- Trinity Alps and vicinity. Along Grizzly Creek Trail near China Gardens. 1097 Comment
  HSC73190  Gilia capitata R. York 1980-5-25 749 Trinity Near Shannon Butte 701 Comment
  RSA211087  Gilia capitata William J. Ferlatte 1967-6-28 545 Trinity East side of Packers Peak. 1982 Comment
  UC184863  Gilia capitata subsp. capitata Harry S. Yates 1914-5-22 345 Trinity ne Weaverville; ne of Weaverville 1097 Comment
  HSC40784  Gilia capitata subsp. capitata Thomas W. Nelson, James Nelson 1976-6-22 2796 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  CAS-BOT-BC266524  Githopsis diffusa 1883-6-1 s.n. Trinity Hyampom Comment
  HSC28785  Glossopetalon spinescens var. aridum J. P. Smith 1973-4-21 6203 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC58467  Glyceria elata Overton 1979-7-17 8129 Trinity Near S Fork Mtn., close to the town of Mad River 1390 Comment
  UCD85214  Glyceria striata H. S. Yates 1914-6-15 438 Trinity Buckeye Mtn. 883 Comment
  CAS-BOT-BC302698  Gnaphalium palustre P. A. Munz 1951-7-21 16804 Trinity South slope of North Yolla Bolly Pk. 2270 Comment
  CAS-BOT-BC303176  Gnaphalium palustre John Thomas Howell 1937-7-21 13220 Trinity Big Flat Comment
  HSC40662  Gnaphalium palustre Thomas W. Nelson, Jane P. Nelson 1976-7-1 2944 Trinity Along FS Rd. 5E27, just S of meadow above Senteney Rock 1524 Comment
  RSA245236  Gnaphalium palustre D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5233 Trinity About 5.7 miles south of Mad River Ranger Station (on Hwy. 36) along road to Zenia. Comment
  RSA66465  Gnaphalium palustre P. A. Munz 1951-7-21 16804 Trinity S slope of North Yolla Bolly Peak 2271 Comment
  JEPS82326  Hackelia amethystina Roger Raiche 1982-6-7 20554 Trinity near Deadfall Meadow (along road) 1920 Comment
  HSC41195  Hackelia bella Thomas W. Nelson, Jane P. Nelson 1977-7-1 3575 Trinity Along Mule Ridge 1555 Comment
  RSA0128938  Hackelia californica C. B. Wolf 1937-8-12 9176 Trinity North Coast Range, South Fork Mt., 5.7 miles S of Cold Spring Lookout. 1372 Comment
  JEPS82325  Hackelia micrantha Roger Raiche 1982-6-7 20554 A Trinity near Deadfall Meadow 1950 Comment
  RSA258874  Hackelia micrantha Thomas W. Nelson 1973-5-30 996 Trinity Black Lassic Area. 1799 Comment
  UC423135  Hastingsia H. S. Yates 1914-7-14 513 Trinity Stuart's Fork Comment
  CHSC30165  Hastingsia alba M. S. Taylor 1980-6-30 2999 Trinity Along Davis Creek, ca. 2 mi nw of Hwy 3, ca. 7.5 mi sw of Trinity Center. 1066 Comment
  HSC82458  Hastingsia alba Thomas W. Nelson, Jane P. Nelson 1979-6-14 4771 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  JEPS8292  Hastingsia alba Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3392 Trinity 1 mi w Peanut (lower reaches Philpot Creek); lower reaches Philpot Creek 762 Comment
  UC184872  Hastingsia alba Harry S. Yates 1914-6-10 414 Trinity Rush Creek 792 Comment
  UC667137  Hastingsia alba Joseph P. Tracy 1935-8-3 14488 Trinity Mary Blaine Meadow Mary Blaine Mountain, Mary Blaine Meadow 1950 Comment
  CAS-BOT-BC506190  Hastingsia alba P. A. Munz 1951-7-17 16555 Trinity North Yolla Bolly Mountains, 2.5 miles north west of Stuart Gap, Grasshopper Public Camp 1463 Comment
  CAS-BOT-BC506194  Hastingsia alba Milo S. Baker 1926-8-8 260 -'26 Trinity Meadow between Red Mountain and Granite Peak 2194 Comment
  CAS-BOT-BC508229  Hastingsia alba P. A. Munz 1951-7-17 16555 Trinity 2.5 mi NW of Stuart Gap, Grasshopper Public Camp, North Yolla Bolly Mtns 1463 Comment
  CAS-BOT-BC508231  Hastingsia alba H. C. Cantelow 1935-6-12 910 Trinity Trinity Alps Resort Comment
  CAS-BOT-BC510393  Hastingsia alba Herbert L. Mason 1950-7-15 14051 Trinity Summit of grade, Scott Mountain Comment
  CDA39326  Hastingsia alba T. C. Fuller 1960-6-29 4635 Trinity 5.3 miles north of Carrville. 0 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
  HSC70083  Hastingsia serpentinicola Thomas W. Nelson, Jane P. Nelson 1978-6-22 4262 Trinity Along old Hwy. 3, near junction with road to Philpot Campground 762 Comment
  RSA123777  Helenium bigelovii G. D. Barbe 1955-7-27 295 Trinity Just south of Scott Mtn Forest Camp. Comment
  HSC35900  Helenium puberulum J. P. Smith, J. O. Sawyer 1973-7-26 7151 Trinity Eagle Creek Campground 854 Comment
  HSC42372  Helianthella californica Richard Runyon 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC183605  Helianthella californica var. nevadensis Eugene Carter 1974-5-20 739 Trinity Salmon-Trinity Alps and vicinity. 1/4 mile along the Hobo Gulch Road 533 Comment
  JEPS58989  Helianthus bolanderi John Thomas Howell 1955-7-17 30710 Trinity slopes sw Peanut 762 Comment
  UCD102622  Hemieva ranunculifolia Joseph M. DiTomaso 1975-7-2 102 Trinity Trinity Alps, 50 yards above Stuarts Fork Trail on Sawtooth Ridge Trail. 1524 Comment
  HSC73828  Hemizonella minima Gail Newton 1980-7-13 1419 Trinity Near Red Rock. 1509 Comment
  HSC5988  Hemizonella minima R. Spellenberg 1965-6-12 1100 Trinity Summit of Underwood Mtn. Pass, 12 mi SW of Burnt Ranch Comment
  UC735059  Hesperochiron californicus Lincoln Constance and Ren Hwa Shan 1946-6-1 3072 Trinity near summit of rd. over Scott Mt. 1615 Comment
  HSC71926  Hesperolinon micranthum Thomas W. Nelson, Jane Nelson 1980-6-26 5927 Trinity Along Covelo-Zenia Rd. opposite Kettenpaum Store. 1067 Comment
  JEPS23571  Heterocodon rariflorum Peter H. Raven, R. Snow 1958-7-19 13586 Trinity 3.8 mi se Lewiston Comment
  HSC46933  Heterotheca villosa J. M. DiTomaso 1975-8-20 285 Trinity Deer Creek Drainage near Willow Creek Camp. 1646 Comment
  CAS-BOT-BC420743  Heuchera merriamii Annie M. Alexander; Louise Kellogg 1948-8-6 5415 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  JEPS54951  Heuchera merriamii Wayne Roderick 1965-4-16 Trinity 2.7 - 3.3 mi n of Canyon City (on n-nw-facing cliff along Canyon Creek road; near Junction City) 609 Comment
  HSC23544  Heuchera micrantha J. O. Sawyer 1970-4-18 2499 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC27139  Heuchera micrantha J. P. Smith, J. O. Sawyer 1972-4-30 5226 Trinity Along Hwy. 299 .2 mi. from the jct. with Hennessey Rd. 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-BC319715  Hieracium albiflorum Joseph P. Tracy 1935-8-3 14450 Trinity Mary Blaine Mt. 1950 Comment
  HSC56717  Hieracium albiflorum Muth 1979-7-18 8331 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  CAS-BOT-BC319716  Hieracium albiflorum G. R. Kleeberger 1879-10-4 s.n. Trinity Unspecified 1524 Comment
  HSC70193  Hieracium greenei Thomas W. Nelson, Jane P. Nelson 1978-6-23 4332 Trinity Along spur road to Hell to Find Lake Comment
  JEPS123449  Hieracium nudicaule Julie Kierstead Nelson with Marie Buell 2015-7-15 2015 -081 Trinity Yolla Bolly Wilderness; near open ridgetop 1/4 mile SE of Black Rock. Comment
  UC1223078  Hieracium nudicaule Joseph P. Tracy 1950-7-25 19061 Trinity 0.5 mi s of the crossing Hyampom Trail; Top of South Fork Mountain Comment
  CAS-BOT-BC316049  Hieracium scouleri Eugene Carter 1973-7-24 620 Trinity Lower Grizzly Meadows, North Fork Trinity River, Hobo Gulch Camp and vicinity 18 mi. NW of Weaverville 1706 Comment
  RSA49844  Hieracium scouleri E. K. Balls 1949-7-1 13755 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
  UC581816  Hieracium triste Joseph P. Tracy 1935-8-7 14593 Trinity at head of White's Creek; Devil's Canyon Mountains 2072 Comment
  CAS-BOT-BC152407  Holodiscus discolor var. discolor L. B. Kildale 1930-7-20 10329 Trinity Van Duzen River near Cobbs Comment
  CDA10802  Holodiscus microphyllus G. F. Hrusa 1993-7-24 11370 Trinity Trinity Mountains; Bonanza King Ridge on summit of main ridge to N of Bonanza King Lookout. Above hdwtrs. of Scorpion Creek. 1584 Comment
  HSC89  Holodiscus microphyllus var. microphyllus William J. Ferlatte 1967-8-5 777 Trinity Canyon Creek Lakes 1646 Comment
  CAS-BOT-BC284773  Hordeum murinum subsp. glaucum John Thomas Howell 1955-6-12 30330 i Trinity Weaverville Comment
  UC1037421  Horkelia fusca subsp. parviflora Douglas Barbe 1955-8-4 352 Trinity 1/2 mi n Big Flat; Kalmath Mtns 1524 Comment
  HSC42585  Horkelia tridentata var. flavescens Robert M. Specht 1977-6-28 1112 Trinity S facing slope Comment
  CAS-BOT-BC537954  Horkelia tridentata var. flavescens Alice Eastwood; John Thomas Howell 1937-6-25 5002 Trinity Scott Mts. n. of Carrville Comment
  CAS-BOT-BC201142  Hosackia crassifolia P. A. Munz 1951-7-17 16594 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  HSC98276  Hosackia crassifolia William J. Ferlatte, B. D. Rogers 1966-6-1 2058 Trinity Near Hayfork Summit 1128 Comment
  UCD106055  Hosackia crassifolia Joseph M. DiTomaso 1975-7-29 202 Trinity 0.5 mile below Big Bear Lake. 1676 Comment
  HSC66299  Hosackia oblongifolia Ed Cope, John Palmer Jul 1977 515 Trinity South of trail to Granite Lake. 1280 Comment
  HSC98279  Hosackia oblongifolia var. oblongifolia D. E. Anderson 1967-7-30 4402 Trinity Mt. Eddy region Comment
  CHSC111626  Hosackia oblongifolia var. oblongifolia V. Long 1991-6-12 92 Trinity Big Bar Ranger District. Alongside road to Big East Fork Lakes wilderness parking area. Alongside Bear Gulch. Comment
  HSC81896  Hosackia oblongifolia var. oblongifolia Thomas W. Nelson, Jane P. Nelson 1979-7-7 4975 Trinity Wet soil along Davis Creek, W side of Hwy. 3. 793 Comment
  UCD106174  Hosackia oblongifolia var. oblongifolia Joseph M. DiTomaso 1975-7-11 117 Trinity Trinity Alps, junction of Bear Basin and Swift Creek Trails. 1554 Comment
  CHSC118827  Hosackia yollabolliensis Wendy Boes 2014-7-10 2014006 B Trinity Blake Spring, South Fork Mountain, Shasta Trinity National Forest. UTM 452787 E, 4495749 N, NAD83, Zone 10N. 1670 Comment
  HSC42076  Hydrophyllum capitatum var. alpinum Tom Duebendorfer 1977-5-21 39 Trinity Eagle Creek Campground 851 Comment
  HSC48957  Hydrophyllum occidentale M. A. Baker 1979-5-13 717 Trinity Hobo Gulch Campground Comment
  HSC74282  Hydrophyllum occidentale M. A. Baker 1980-7-10 2726 Trinity Near Senteney Rock 1554 Comment
  UC659504  Hydrophyllum occidentale Lincoln Constance, Alan A. Beetle with Joseph P. Tracy 1940-5-17 2616 Trinity near summit Low Gap of Mad River 853 Comment
  HSC54381  Hypericum perforatum G. L. Clifton 1979-7-17 7937 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC54444  Hypericum perforatum G. L. Clifton 1979-7-19 8792 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  CAS-BOT-BC401213  Hypericum perforatum Eugene Carter 1971-7-8 280 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Keystone Flat 883 Comment
  HSC102672  Hypericum perforatum J. P. Smith 2009-6-1 12628 Trinity At Leersia pond. Comment
  RSA67027  Ipomopsis aggregata subsp. formosissima P. A. Munz 1951-7-21 16757 Trinity North Yolla Bolly Mts., Fisher Ridge at head of Patty John Basin Comment
  JEPS120246  Iris Julie Kierstead Nelson with Rhonda Posey, Mary Ellen Colberg 2011-7-12 2011 -40 Trinity Eastern Klamath Mountains, The Eddys. Forest Road 39N73 to Blue Divide, west of Gumboot Lake, north end of Mumbo Basin. Comment
  HSC51023  Iris macrosiphon G. L. Clifton, Overton 1979-6-3 3860 Trinity Near Hettenshaw Valley, close to town of Alderpoint. 884 Comment
  RSA49113  Iris purdyi Philip A. Munz 1949-5-17 13293 Trinity Eagle Creek Public Campground. 915 Comment
  HSC69956  Iris tenuissima Thomas W. Nelson, Jane P. Nelson 1978-6-22 4299 Trinity Along branch road off Dubakella Rd. 2 mi. from junction with Red Mtn. Motorway, SW of S Dubakella. 1555 Comment
  UC1174752  Iris tenuissima L. W. Lenz and E. K. Balls 1952-5-12 17210 Trinity 1.2 mi n Peanut (on road rom Hwy. 36 to Hayford and Douglas City) 731 Comment
  UCR37531  Iris tenuissima K. B. Barrows, L. Cole, S. A. Haultain, C. G. Phillips 1984-5-26 96 Trinity Eagle Creek Campground 851 Comment
  CDA39591  Iris tenuissima G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2703 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. Comment
  HSC67161  Iris tenuissima J. P. Smith 1976-5-21 8748 Trinity Hwy. 3 just above its junction with the Scott river Comment
  RSA136368  Iris tenuissima Lee W. Lenz, E. K. Balls 1955-5-15 20714 Trinity Just east of Del Loma, U.S. Highway 299, Weaverville to Willow Creek 355 Comment
  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
  HSC82454  Isatis tinctoria Thomas W. Nelson, Jane P. Nelson 1979-5-26 4742 Trinity Along Hwy. 3, 2.1 mi. S of Coffee Creek Bridge Comment
  HSC31413  Isoetes bolanderi D. E. Anderson, S. Dowty, Thomas W. Nelson 1972-6-14 5581 Trinity Foot of Red Lassic, N side 1799 Comment
  UC375486  Isoetes howellii W. C. Blasdale 1896-6-10 Trinity <Hyampum> Comment
  CAS-BOT-BC61860  Isoetes nuttallii Alice Eastwood; John Thomas Howell 1937-6-25 4944 Trinity Preacher Meadow Comment
  HSC101025  Isoetes nuttallii Thomas Carlberg 2012-7-26 28 Trinity Red Lassic Camp; from State Hwy 36, take the Van Duzen School Rd (Rt 511), before Ranger Station, turn right onto 1S07 to Lassic area. Comment
  HSC899  Isoetes occidentalis N. D. Dennis 1965-9-25 1001 Trinity In Lower Canyon Creek Lake 1984 Comment
  CAS-BOT-BC142868  Ivesia pickeringii John Thomas Howell 1936-8-26 12797 Trinity 8 miles n. of Carrville Comment
  POM332449  Ivesia pickeringii Dwain L. Goforth 1979-7-6 218 Trinity 0.2 miles north of Eagle Creek Camp. Comment
  HSC56602  Juncus bufonius G. L. Clifton 1979-7-17 7964 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  POM126142  Juncus bufonius var. bufonius Joseph P. Tracy 1923-7-1 6501 Trinity South Fork Mountain: near summit on road to Low Gap of Mad River 1067 Comment
  RSA107471  Juncus covillei L. S. Rose 1955-7-17 55124 Trinity Weaverville. 610 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
  CHSC99706  Juncus dudleyi L. P. Janeway 2008-7-23 9457 Trinity Klamath Ranges. Trinity Mountains; along Road 40N45 5.5 road km north-northwest of Road 26; southwest-facing slope overlooking Picayune Creek. Open roadside soggy seep. 1908 Comment
  CHSC118272  Juncus effusus subsp. pacificus Barbara L. Wilson; Nick Otting 2015-5-30 18421 Trinity Stuart Fork of Trinity Lake. 712 Comment
  CHSC41002  Juncus ensifolius J. D. Jokerst 1984-7-25 2125 Trinity Ca. 1.5 mi N of Trinity Alps Resort, along edge of S.P. Land Co. logging road. In meadow. Comment
  CHSC55156  Juncus exiguus Joyce Lacey 1987-6-22 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
  CAS-BOT-BC9445  Juncus howellii H. M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort 762 Comment
  HSC56663  Juncus laccatus Walter Overton 1979-7-17 8164 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  JEPS106512  Juncus laccatus L. P. Janeway 2004-9-15 8323 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
  HSC92855  Juncus mertensianus Jennifer Whipple 1976-8-4 1647 Trinity Near Deadfall Lake edge 2195 Comment
  CHSC33864  Juncus nevadensis var. nevadensis J. D. Jokerst 1981-7-29 1445 Trinity S slope ca 25 meters E of road (Forest Service) 37N22 in the first draw S of cutoff road to the Bonanza King Lookout. 1981 Comment
  SDSU11822  Juncus regelii D. F. Howe 1977-6-29 4956 Trinity Weaver Bally Rd. 2042 Comment
  SEINET3881145  Juncus tenuis var. dudleyi Thomas Nelson, Jane P. Nelson 1978-6-21 4211 Trinity Along the Trinity River flood plain ca. 100 m above the mouth of Indian Creek.; 0 488 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
  HSC34321  Keckiella corymbosa J. P. Smith, J. O. Sawyer 1973-8-16 7333 Trinity Hwy. 299, 17.6 mi. E of Humboldt Co. line Comment
  HSC40105  Keckiella corymbosa Thomas W. Nelson, James Nelson 1976-7-28 3052 Trinity On Senteney Rock 1524 Comment
  NY790306  Keckiella corymbosa L. Abrams 1916-7-22 6229 Trinity Post Creek Comment
  NY790309  Keckiella corymbosa P. A. Munz 1948-8-13 12345 Trinity On Highway 229, dry rocky cut west of Junction City 396.2 Comment
  SD113659  Keckiella corymbosa Darley Howe 1959-8-4 2789 Trinity Dry hillside on #299, 5I(c) mi. west of Weaverville Comment
  UC1368466  Keckiella corymbosa R. K. Gierisch and D. H. Esplin 1969-7-2 3540 Trinity Trinity River; Trinity National Forest 304 Comment
Read comments
Jun 27 2006
  UC479130  Keckiella corymbosa Marcus E. Jones, A. M. 1931-7-16 28822 Trinity near Trinity River (Burnt Ranch) Comment
  CAS-BOT-BC246195  Keckiella lemmonii Peter H. Raven; R. Snow 1958-7-18 13567 Trinity 3.5 miles south-east of Five Pines Comment
  RSA293269  Keckiella lemmonii D. C. Michener 1980-7-30 3753 Trinity North Coast Ranges. Just east of Hayfork Summit on CA 3. 1100 Comment
  RSA293299  Keckiella lemmonii D. C. Michener 1980-7-30 3751 Trinity North Coast Ranges, Mad River Valley. On road to Ruth 12.5 miles southeast of jct with CA 36. 800 Comment
  SEINET11262219  Keckiella lemmonii Thomas Nelson, James Nelson 1976-7-28 3067 Trinity Along 2S08 east of Goat Mountain.; 0 Comment
  HSC36802  Kelloggia galioides Thomas W. Nelson 1975-7-20 2065 Trinity Black Lassic area, E side 1799 Comment
  HSC97871  Kelloggia galioides Juha Pykala, D. H. Norris 1987-6-15 1821 Trinity Dubakella Mtn., steep S slope 1677 Comment
  JEPS123082  Kelloggia galioides D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 058 Trinity Scorpion Lake Comment
  HSC69688  Koeleria macrantha Thomas W. Nelson 1978-6-9 4108 Trinity Along Forest Rd. 27N02, ca. 1.5 mi. S of Jct. with county road at Three Forks of Mad River. Comment
  RSA249362  Koeleria macrantha D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5640 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  UCD133526  Lactuca saligna Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7714 Trinity Swim Meaadow. 1219 Comment
  CHSC71536  Lathyrus jepsonii var. californicus Vernon H. Oswald; Lowell Ahart 1998-7-28 9375 Trinity Hwy. 36 6.4 mi west of Wildwood Rd., 5.7 mi east of Hwy. 3. On the edge of a roadside ditch. 1219 Comment
  UC931699  Lathyrus jepsonii var. californicus C. L. Hitchcock 1949-6-8 19089 Trinity near Salyer (0.25 mi w of bridge over South Fork of Trinity River, near Highway 299); South Fork of Trinity River Comment
  RSA20741  Lathyrus polyphyllus Carl B. Wolf 1937-6-20 8946 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  CAS-BOT-BC213277  Lathyrus sulphureus Eugene Carter 1972-6-15 429 Trinity Open woods 1/4 mile up Backbone Creek Trail, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 914 Comment
  HSC64267  Lathyrus tracyi J. O. Sawyer, R. J. Cole 1978-4-22 3073 Trinity Along Big French Creek Rd. (5N13), 12 mi. towards Ironside Mtn. lookout 1463 Comment
  HSC89663  Lathyrus tracyi William E. Avery, Steve Wilson, Mathew Henry Bergvall-Mensor 1989-4-28 Trinity Steelbridge campground, 2.6 mi. W of 299, 1/8 mi. down the road from the campground. 518 Comment
  HSC89753  Lathyrus tracyi A. Smith, A. Eller, B. Hoffman 1989-4-28 30 Trinity Steelbridge Campground, 2.6 mi. W of 299 518 Comment
  HSC64280  Lathyrus vestitus subsp. bolanderi J. O. Sawyer, R. J. Cole 1978-4-20 3099 Trinity Above Hwy. 299 at White's Bar. Comment
  UCR124017  Lathyrus vestitus subsp. vestitus George K. Helmkamp, E. A. Helmkamp 2001-7-8 6957 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  HSC42436  Lepidium campestre Barbara Kelly 1977-5-21 443 Trinity Eagle Creek Campground 851 Comment
  HSC60357  Lepidium lasiocarpum A. T. Whittemore 1979-5-12 79077 Trinity Blanchard Flat Rd., 0.5 mi. E of Deer Lick Spring Rd. 610 Comment
  HSC73376  Leptosiphon bicolor R. York 1980-5-25 759 Trinity Near Shannon Butte 701 Comment
  HSC73902  Leptosiphon bicolor R. York 1980-5-24 644 Trinity Near Long Ridge. 1036 Comment
  HSC45820  Leptosiphon bolanderi J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8525 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  HSC34662  Leptosiphon ciliatus John S. Palmer 1975-5-17 343 Trinity Trail to Denny at the confluence of New River and Trinity River 310 Comment
  HSC70177  Lessingia nemaclada Thomas W. Nelson 1978-6-22 4313 Trinity Along branch road off Dubakella Rd. 2 mi. from junction with Red Mtn. Motorway, SW of S Dubakella. 1555 Comment
  HSC84570  Lessingia nemaclada J. P. Smith 1980-8-23 10331 Trinity Shasta-Trinity National Forest, along old Hwy. 3, N of Eagle Creek Campground. 854 Comment
  JEPS102232  Lessingia nemaclada L. P. Janeway 2001-7-16 7364 Trinity Klamath Ranges. Near un-named spring below Road 29N48 1.9 km west-southwest of Mud Spring; about 4.5 km southwest of Dubakella Mountain. 1440 Comment
  UC1287433  Lessingia nemaclada Willard Spence 1960-9-7 613 Trinity on Trinity Lake Boulevard opposite Trinity Air Service (1.6 mi ne of Weaverville) Comment
  UC1287435  Lessingia nemaclada Willard Spence 1960-9-7 615 Trinity on road between Weaverville and Trinity Center 0.6 mi n bridge over Swift Creek (1.3 mi s of Trinity Center) Comment
  UC933417  Lessingia nemaclada Annie M. Alexander and Louise Kellogg 1948-8-19 5510 Trinity within 1 mi Trinity Alps Resort; Trinity Mountains 762 Comment
  CDA13484  Lessingia nemaclada G. F. Hrusa, D. Willis 1997-8-2 14082 Trinity North Coast Ranges; Highway 36, near milepost 7.1 m. E from Humboldt Co. line. 1219 Comment
  HSC44782  Lessingia nemaclada S. Horner 1978-7-25 439 Trinity E of Burnt Ranch Campground. 427 Comment
  CAS-BOT-BC334601  Leucanthemum vulgare L. P. Janeway 1987-6-22 s.n. Trinity Lowden Ranch, old floodplain of Trinity River near mouth of Grass Valley Creek, flat area on north side of Lewiston Road 1.8 miles from Highway 299 533 Comment
  HSC28769  Leucothoe davisiae J. P. Smith 1973-4-21 6233 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  RSA50017  Leucothoe davisiae E. K. Balls 1949-7-1 13723 Trinity Above Canyon Creek Meadow, trail to lakes. 1387 Comment
  UC933395  Leucothoe davisiae Annie M. Alexander and Louise Kellogg 1948-8-4 5390 Trinity tributary of Trinity River, Canyon Creek Canyon Creek; Trinity Mountains, tributary of Trinity River, Canyon Creek 1676 Comment
  JEPS74618  Lewisia William J. Ferlatte and Alice Q. Howard 1970-8-10 1296 Trinity ridge w upper Canyon Cr.; Trinity Alps 2346 Comment
  CAS-BOT-BC229460  Lewisia cotyledon var. heckneri Eugene Carter 1971-6-5 200 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) On cliff face at lower end of Hobo Gulch Camp 883 Comment
  RSA20968  Lewisia cotyledon var. heckneri C. B. Wolf 1937-9-13 9342 Trinity Inner North Coast Range, Trinity River. 305 Comment
  UC1736068  Lewisia nevadensis Dean W. Taylor 1988-7-10 9957 Trinity trail from Deadfall Meadow to Upper Deadfall Lake 2350 Comment
  CAS-BOT-BC436550  Ligusticum apiifolium G. R. Kleeberger 1880-7-9 s.n. Trinity Unspecified 1524 Comment
  CAS-BOT-BC436554  Ligusticum apiifolium John Thomas Howell 1937-7-27 13581 Trinity Coffee Creek Canyon at Union Creek Comment
  HSC76405  Ligusticum apiifolium D. K. Imper 1981-7-23 853 Trinity Near Browns Canyon 899 Comment
  CAS-BOT-BC183599  Ligusticum californicum Eugene Carter 1975-8-19 1090 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Near Rattlesnake Lake Camp 1691 Comment
  HSC415  Ligusticum californicum William J. Ferlatte 1967-8-17 983 Trinity Landers Lake Basin, scattered ponds 2134 Comment
  HSC66322  Ligusticum californicum Ed Cope, John S. Palmer Jul 1977 524 Trinity South of trail to Granite Lake. 1280 Comment
  HSC46889  Ligusticum californicum William J. Ferlatte 1974-8-16 1653 Trinity Summit Lake, below W side of lake 2225 Comment
  RSA50053  Ligusticum californicum E. K. Balls 1949-7-1 13740 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick 1372 Comment
  CAS-BOT-BC508254  Lilium columbianum Milo S. Baker 1926-8-4 198 c Trinity Stony Cr. - near Granite Peak 1828 Comment
  HSC569  Lilium kelleyanum William J. Ferlatte 1967-7-6 625 Trinity Mouth of Bullards Basin 1829 Comment
  RSA49945  Lilium kelleyanum E. K. Balls 1949-7-7 13888 Trinity Scott Mountain Camp Meadow, Scott Mt. 1631 Comment
  CAS-BOT-BC509391  Lilium kelleyanum John Thomas Howell 1937-7-28 13609 Trinity Scott Mt. Creek Comment
  RSA49801  Lilium pardalinum E. K. Balls 1949-7-1 13779 Trinity Trail to lakes, above Ripstein Camp, Canyon Creek. 1067 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
  HSC40628  Limnanthes douglasii subsp. nivea Thomas W. Nelson, James Nelson 1976-6-22 2822 Trinity Below Senteney Rock 1433 Comment
  HSC46242  Limnanthes douglasii subsp. nivea J. P. Smith 1973-5-6 6600 Trinity Blanchert Flats near Douglas City Comment
  JEPS120224  Linanthus Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -015 Trinity Bramlet Road (Forest Rd. 30N29) 100m north of Rattlesnake Cree crossing, ca. 1.5 miles south of Highway 36W; 11 miles south of Hayfork Comment
  UCR120709  Linanthus bicolor N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-4-19 12 Trinity North Coast Range, Route 299, Burnt Ranch Campground, 1.5 mi. west of Burnt Ranch 412 Comment
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Apr 23 2008
  UC1584303  Linanthus harknessii Julie Kierstead 1989-7-14 89 -26 Trinity 1 air mi s Boulder Peak (along FS rd 38N51); Shasta-Trinity National Forest, Mt. Shasta Range District 1767 Comment
  UC922293  Linum lewisii Annie M. Alexander and Louise Kellogg 1949-6-30 5725 Trinity Saddle between North Yolla Bolly and Black Rock Mountains (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC40487  Linum lewisii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2614 Trinity E of Summit Lake 2317 Comment
  CHSC2356  Listera convallarioides V. Holt 1932-7-4 Trinity Bonanza King mine. Comment
  UC1193054  Lithocarpus densiflorus R. E. Nelson 1950-7-27 151 Trinity Trinity County line 609 Comment
  CAS-BOT-BC36587  Lithocarpus densiflorus var. echinoides Lyman Benson 1930-7-18 2197 Trinity Weaverville, Inner N. Coast. Summit on highway toward Redding 914 Comment
  HSC73404  Lithophragma affine B. Potter, L. Sieburth, Susan Ahrens 1981-4-25 651 Trinity Gray's Falls, E of parking lot by trail to falls. 229 Comment
  HSC26837  Lithophragma bolanderi Thomas W. Nelson 1971-4-24 390 Trinity Near Gray's Falls parking lot. Comment
  UC922300  Lithophragma campanulatum Annie M. Alexander and Louise Kellogg 1949-6-30 5731 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC435444  Lithophragma glabrum Joseph P. Tracy 1940-5-17 16558 Trinity Low Gap - between Van Duzen & Mad River 853 Comment
  HSC24142  Lithophragma heterophyllum J. O. Sawyer 1970-5-23 2603 Trinity Above New River 244 Comment
  HSC45454  Lithophragma heterophyllum M. Alcasas 1978-5-13 67 Trinity Philpot Campground, within campground 793 Comment
  HSC65942  Lithophragma heterophyllum Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 56 Trinity Philpot Creek Campground. 808 Comment
  HSC35125  Lithophragma heterophyllum John S. Palmer 1975-5-17 337 Trinity SE-facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  HSC34546  Lithophragma parviflorum Lon Hall 1975-5-18 371 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  CDA40612  Lithospermum californicum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2702 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. Comment
  JEPS77437  Lithospermum californicum William J. Ferlatte 1976-5-19 1767 Trinity n fork of Coffee Cr Canyon of Coffee Creek (n side of road e side of n fork); Trinity Alps of Northern California 324 Comment
  HSC52732  Lomatium californicum G. L. Clifton, Overton 1979-6-3 3918 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC73679  Lomatium californicum Gail Newton 1980-7-10 1202 Trinity Near Senteney Rock. 1545 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
  HSC75371  Lomatium ciliolatum var. ciliolatum J. O. Sawyer, K. A. Sawyer 1980-6-18 3443 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  RSA258860  Lomatium ciliolatum var. ciliolatum Thomas W. Nelson 1973-5-28 932 Trinity Black Lassic area 1799 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
  SEINET10495660  Lomatium dasycarpum subsp. dasycarpum Botany 118 1985-4-20 BOTANY 118 COLLECTION UMO 176592 Trinity Road bank 0.5 mile north of Hwy 299 along road to Steelbridge Campground. Steep, exposed road bank. Weedy area. 546 Comment
  CAS-BOT-BC229150  Lomatium dissectum var. multifidum Eugene Carter 1974-5-29 764 Trinity Salmon-Trinity Alps and vicinity. Southwest of Jorstad Cabin, Pfeiffer Flat 1325 Comment
  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
  HSC72515  Lomatium macrocarpum Gail Newton 1980-7-2 952 Trinity Near N Kelsey Peak 1463 Comment
  HSC73762  Lomatium macrocarpum Gail Newton 1980-7-13 1396 Trinity Near Red Rock. 1509 Comment
  UC933368  Lomatium macrocarpum Annie M. Alexander and Louise Kellogg 1948-8-6 5407 Trinity slope below the lake Canyon Creek (tributary of Trinity R.) (Trinity Mts.); , Canyon Creek (tributary of Trinity R.) 1676 Comment
  RSA67537  Lomatium nevadense P. A. Munz 1951-7-20 16742 Trinity Black Rock, north Yolla Bolly Mountains 2165 Comment
  CHSC67633  Lomatium tracyi James D. Jokerst 1954-4-18 2154 Trinity Stuart Fork Small Hydro Survey: Adjacent to Hwy. 3 ca. 300 m E of its junction with the road to Trinity Alps Resort on the Stuart Fork. 731 Comment
  HSC67258  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-5-7 5202 Trinity Along FS 29N59, about 1/2 mi. E of junction with FS 30N29, Rattlesnake Ridge 1433 Comment
  HSC68907  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-20 5683 Trinity Hill above FS 29N55 at jct. with spur road, 5.6 mi. S of junction with Hwy. 36 1677 Comment
  POM160768  Lomatium tracyi Joseph P. Tracy 1923-6-28 6393 Trinity Burnt Ranch Comment
  CAS-BOT-BC211230  Lomatium tracyi J. D. Jokerst 1984-6-27 2078 Trinity In USFS road 35N23Y, ca 100 m SE of its jct. w/ USFS rd. 35N32Y, just west of Mule Creek 868 Comment
  UC1446401  Lomatium triternatum var. macrocarpum Richard Spellenberg 1980-7-8 5557 Trinity ca. 3 air mi S of Burnt Ranch (E side of Underwood Mountain, on Hidden Lake Loop) 1005 Comment
  HSC39610  Lomatium utriculatum Thomas W. Nelson, James Nelson 1976-6-22 2759 Trinity Above Senteney Rock 1524 Comment
  UCSB13215  Lonicera conjugialis Dearing, Hugh; Dearing, Margaret 1939-8-2 Trinity Salmon Mountain 1524 Comment
  CAS-BOT-BC240656  Lonicera hispidula Annie M. Alexander; Louise Kellogg 1948-9-3 5571 Trinity Trinity Mountains. Hawkins Bar Comment
  CDA35626  Lonicera hispidula J. R. Keck Jr. 1978-9-22 PDR# 330071 Trinity Burnt Ranch Campground; U.S. Forest Service. 0 Comment
  UCR84730  Lotus Kathy Harper 1992-5-15 s.n. Trinity Hell's Gate Forest Service Campground along NW side of S fork of Trinity River, 1 mi east of Forest Glen on Hwy 36 703 Comment
  UC727689  Lotus aboriginus Milo S. Baker 1946-6-15 11474 Trinity 2 mi e Mad River Bridge (Trinity Hwy) 350 Comment
  SEINET6932520  Lotus crassifolius Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork. Comment
  SEINET3696600 Image available Lotus douglasii Helen K. Sharsmith 1953-6-26 4361 Trinity Forest-Glen-Peanut road, 4.2 miles W of Cold Springs, Trinity National Forest 1158 Comment
  SEINET244287 Image available Lotus grandiflorus var. macranthus G. K. Helmkamp, E. A. Helmkamp 2001-7-8 6962 Trinity Trinity Mountains; CA-36, 7 mi W of Wildwood at Telephone Ridge. 1280 Comment
  HSC70485  Lotus humistratus J. P. Smith 1975-5-16 8092 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC72715  Lotus humistratus Gail Newton 1980-7-2 963 Trinity Near N Kelsey Peak 1463 Comment
  UC184298  Lotus humistratus Harry S. Yates 1914-5-18 302 Trinity n of Weaverville Comment
  UC303188  Lotus humistratus Joseph P. Tracy 1923-6-30 6442 Trinity near summit on Weaverville Road; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  HSC68816  Lotus humistratus Thomas W. Nelson, Jane P. Nelson 1980-6-19 5613 Trinity Along Rd. 1N10, 1 mi. from jct. with Rd. 2N07 1372 Comment
  SEINET7040270  Lotus humistratus A. G. Vestal 1963-6-5 s.n. Trinity 4.3 miles south of Hayfork. Dubrakella Mtn. Quadrangle UTM Zone 10, 486136mE, 4481942mN. Comment
  UC1051514  Lotus nevadensis var. nevadensis Helen K. Sharsmith 1953-6-26 4361 Trinity 4.2 mi w Cold Springs (Forest-Glen Peanut road); Inner North Coast Ranges, Trinity National Forest 1158 Comment
  RSA98652  Lotus oblongifolius H. M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort. 762 Comment
  JEPS79927  Lotus pinnatus Joseph P. Tracy 1927-5-14 8022 Trinity vicinity Salyer (in Donohue's field); Northern Coast Ranges 182 Comment
  UC184903  Lotus pinnatus Harry S. Yates 1914-5-22 344 Trinity ne of Weaverville Comment
  HSC56638  Lotus unifoliolatus var. unifoliolatus G. L. Clifton, Butler 1979-7-17 8073 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  HSC98284  Lotus unifoliolatus var. unifoliolatus M. T. Milligan 1964-9-13 275 Trinity 4 miles W of Burnt Ranch on Hwy. 299 610 Comment
  UC1223409  Lotus yollabolliensis Joseph P. Tracy 1937-7-29 15568 Trinity s of Eight Mile Ridge (South Fork Mountain, flat known as Race Track); South Fork Mountain 1676 Comment
  HSC78790  Luetkea pectinata John S. Palmer 1973-9-7 168 Trinity Bear Lakes Area, S side of Little Bear Lake 1860 Comment
  CAS-BOT-BC342535  Luina hypoleuca H. M. Pollard 1953-8-22 s.n. Trinity Scenic Trail, above Trinity Alps Resort 1371 Comment
  HSC73862  Luina hypoleuca M. A. Baker 1980-7-2 2596 Trinity Near Swim Ridge. 1341 Comment
  RSA249376  Luina hypoleuca D. E. Anderson, Thomas Nelson, S. Dowty 1972-6-14 5637 Trinity Trinity-Humboldt Cos. Senteney Rock. A large barren Franciscan Rock along Swayback Ridge. Comment
  SEINET10490441  Lupinus adsurgens var. adsurgens Sawyer 1978-6-9 SAWYER 3179 Trinity Black rock mountain quad. T26n,r12w,sec.16-21. Douglas fir-canyon live oak Forest on metasediments on trail to red mountain 1219 Comment
  HSC64169  Lupinus adsurgens var. lilacinus J. O. Sawyer, Thomas W. Nelson 1978-6-9 3168 Trinity On trail to Red Mtn. 1220 Comment
  HSC47767  Lupinus adsurgens var. lilacinus Thomas W. Nelson 1978-5-27 4076 Trinity Along USFS Rd. 27N02, 2 mi. S of Three Forks of Mad River. Comment
  SBBG8938  Lupinus albifrons H. and M. Dearing 1939-6-24 3704 Trinity Mad River Public Camp, E of Bridgeville Comment
  UC640282  Lupinus albifrons H. and M. Dearing 1939-6-24 3704 Trinity e Bridgeville (Mad River Camp); , e of Bridgeville 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
  SEINET10484551  Lupinus albifrons var. flumineus Thomas W. Nelson, James P. Smith 1978-5-6 Nelson 3989 Trinity T29n,r12w,sec.35; serpentine bald at blue point 1554 Comment
  HSC51091  Lupinus andersonii G. L. Clifton, Overton 1979-6-3 3685 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  HSC71551  Lupinus andersonii J. P. Smith, J. O. Sawyer 1970-5-31 3796 Trinity 0.4 mi. N of Bell Creek on the Rd. to Denny. Comment
  HSC35970  Lupinus bicolor Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1938 Trinity Dry meadow S of Brown's Canyon Campground Comment
  HSC258  Lupinus croceus William J. Ferlatte 1967-8-18 1024 Trinity Red Rock Mtn. 2287 Comment
  HSC82372  Lupinus croceus Thomas W. Nelson, Jane P. Nelson 1978-7-24 4482 Trinity Along road to Bully Choop, 100 m N of junction with road to lookout 1768 Comment
  UCD107617  Lupinus croceus var. pilosellus G. F. Hrusa 1992-5-3 10432 Trinity Trinity Camp; along Scorpion Creek. Road to Bonanza King Lookout off Hwy 3. Comment
  HSC103443  Lupinus elmeri Thomas W. Nelson 2005-6-8 9346 Trinity Along Forest Service Road 34N66, 0.5 mi. past FS Rd. 34N80. 940 Comment
  HSC46786  Lupinus lapidicola William J. Ferlatte 1976-7-8 1795 Trinity Near head of Parker Creek, a tributary of Swift Cr. 1921 Comment
  JEPS75966  Lupinus lapidicola William J. Ferlatte 1976-7-8 1795 Trinity near head Parker Creek (a tributary of Parker Creek); Trinity Alps, nr head Parker Cr, tributary of Swift Creek 1920 Comment
  HSC75610  Lupinus latifolius J. O. Sawyer, D. A. Thornburgh 1980-9-15 4098 Trinity Proposed Ruth Research Natural Area 1372 Comment
  HSC36244  Lupinus latifolius John Rehling 1975-5-15 75 Trinity Grays Falls Campground E of the town of Salyer. Comment
  SEINET12165813  Lupinus latifolius J. T. Vale 1988-1 s.n. Trinity nr Zenia Comment
  POM276516  Lupinus latifolius subsp. latifolius Lyman D. Benson 1930-7-18 2199 Trinity Weaverville, at summit toward Redding, Inner North Coast Mt. Range. 1220 Comment
  RSA48910  Lupinus latifolius subsp. viridifolius Philip A. Munz 1949-5-17 13273 Trinity 1 mile north of Rush Creek Public Camp on road to Trinity Alps. 1067 Comment
  UC184669  Lupinus latifolius var. latifolius Harry S. Yates 1914-5-18 299 Trinity n Weaverville; n of Weaverville 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
  UC503002  Lupinus lepidus var. sellulus Joseph P. Tracy 1932-6-17 10232 Trinity Three Forks of Mad River; North Coast Ranges, Three Forks of Mad River 883 Comment
  SEINET12766508  Lupinus leucophyllus Thomas Nelson, Jane Nelson 1978-6-21 4231 Trinity Along State Route 3, 1/4 mile east of Hayfork Summit.; 0 1036 Comment
  RSA67262  Lupinus obtusilobus Philip A. Munz 1951-7-20 16715 Trinity North slope of Fisher Ridge, east of Black Rock, North Yolla Bolly Mts. 2165 Comment
  HSC73835  Lupinus sellulus subsp. ursinus M. A. Baker 1980-6-25 2296 Trinity Near Castle Rock. 1436 Comment
  SEINET10937147  Lupinus sellulus var. medius Smith 1976-7-27 Smith 8955 Trinity Shasta national forest; eagle creek campground. River bank. Comment
  SEINET10486296  Lupinus vallicola Nelwon 1982-5-15 NELWON 6814 A Trinity Hyampon quad. In and about big bar campground. Mixed evergreen forest. 457 Comment
  HSC24167  Luzula comosa J. O. Sawyer 1970-4-19 2524 Trinity Denny Campground. 427 Comment
  HSC42081  Luzula comosa Sue Sweet 1977-5-21 50 Trinity Eagle Creek Campground, river valley alluvium 851 Comment
  HSC56672  Luzula comosa Walter Overton 1979-7-18 8196 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC66147  Luzula comosa D. Boyd, M. Eichelberger, Tim Messick, T. A. Ranker 1980-5-3 48 Trinity Philpot Creek Campground. 808 Comment
  CAS-BOT-BC226926  Luzula comosa Eugene Carter 1975-4-27 928 Trinity East Fork of North Fork Trinity River. Slope south of Store Gulch 502 Comment
  HSC59231  Luzula comosa Marla J. Carollo 1979-5-11 99 Trinity 3.9mi S from junction with Hwy. 30 on Deer Lick Springs Rd. Comment
  UC1152124  Luzula macrantha Joseph P. Tracy 1941-3-26 16837 Trinity Northern Coast Ranges. Mouth of South Fork of Trinity River near town (vicinity Salyer) 182 Comment
  SD88467  Lysichiton americanus Darley F. Howe 1972-6-30 Trinity Comment
  HSC97701  Machaeranthera canescens var. shastensis Thomas W. Nelson, Shauna Hee 2006-8-4 9464 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  SEINET10473905  Machaeranthera shastensis var. eradiata Mary Susan Taylor 1980-7-23 Taylor 3178 A 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
  NY214971  Madia doris-nilesiae T. W. Nelson 1983-6-14 7422 Trinity Along Forest Service Road 1N40 0.25 mile east of junction with Road 1N35 1097.3 Comment
  UC1069858  Madia elegans C. R. Clar 1930-7-3 84 Trinity Mouth of Dubakella Creek Trinity Forest, Hoaglin Quad. Comment
  RSA50239  Madia elegans subsp. elegans E. K. Balls 1949-7-5 13824 Trinity 3 miles below Trinity Alps, from Weaverville 762 Comment
  HSC35217  Madia gracilis Pamela Bruce 1975-5-17 35 Trinity SE-facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  JEPS7500  Madia gracilis Joseph P. Tracy 1935-8-3 14481 Trinity Mary Blaine Mt. 1950 Comment
  UC582408  Madia gracilis J. P. Tracy 1935-8-3 14481 Trinity Mary Blaine Mt 1950 Comment
  CAS-BOT-BC8142  Madia stebbinsii T. W. Nelson; J. P. Nelson 1978-6-23 4337 Trinity Dubakella Mountain Quadrangle. Along Forest Service Road to Hell to Find Lake Comment
  HSC42363  Maianthemum racemosum subsp. amplexicaule Richard Runyon 1977-7-17 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 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
  HSC78299  Maianthemum racemosum subsp. amplexicaule John S. Palmer 1975-7-23 403 Trinity Bear Lakes Area, ridgetop SE of Log Lake 2000 Comment
  HSC78361  Maianthemum racemosum subsp. amplexicaule John S. Palmer 1974-9-14 271 Trinity Bear Lakes Area, S of Big Bear Lake 1951 Comment
  CAS-BOT-BC511541  Maianthemum racemosum subsp. amplexicaule Elizabeth McClintock 1956-6-16 s.n. Trinity Small stream above Coffee Creek, back of Coffee Creek Ranch house. Comment
  HSC91987  Maianthemum stellatum Jennifer Whipple 1976-6-25 1138 Trinity W facing slopes above the Deadfall drainage 2195 Comment
  CHSC80156  Malacothrix floccifera L. P. Janeway 1996-6-13 5013 Trinity Klamath Mountains. Fairview Ridge and south-facing canyon slope of Papoose Creek; along Papoose Creek Road (Road 34N30) 5.4 mi west of Trinity Mountain and County-line Road. 830 Comment
  HSC31814  Malacothrix floccifera D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5530 Trinity Black Lassic 1738 Comment
  JEPS102231  Malacothrix floccifera L. P. Janeway 1996-6-13 5013 Trinity Klamath Mountains. Fairview Ridge and south-facing canyon slope of Papoose Creek; along Papoose Creek Road (Road 34N30) 5.4 mi west of Trinity Mountain and County-line Road. 830 Comment
  SBBG9274  Malacothrix floccifera H. and M. Dearing 1939-6-17 3673 Trinity near Trinity Alps Comment
  UC302191  Malacothrix floccifera Joseph P. Tracy 1926-5-31 7546 Trinity Big Bar Northern Coast Ranges 426 Comment
  CAS-BOT-BC347596  Malacothrix floccifera Annie M. Alexander; Louise Kellogg 1949-6-27 5717 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area Comment
  CAS-BOT-BC347600  Malacothrix floccifera P. A. Munz 1951-7-19 16705 Trinity 1.5 mi. n.w. of Stuart Gap, north base of North Yolla Bolly Mts. 1402 Comment
  HSC74053  Marah oregana M. A. Baker 1980-5-25 1586 Trinity Near Browns Canyon 823 Comment
  JEPS42471  Marah oregana W. L. Jepson 1934-5-6 16676 Trinity South Fork Mt. Comment
  JEPS98797  Melica Sue Pappalardo 1996-10-3 909 Trinity 1 mi S of Hayfork Bally (on E side of Forest Service road 4N08, 2/10 mi S of junction with Forest Service road 4N08A; Sedum paradisum site 14-11; Little Creek drainage); Shasta-Trinity National Forest, Hayfork Ranger District 1400 Comment
  HSC92627  Melica bulbosa Jennifer Whipple 1977-8-6 2250 Trinity S facing slopes N of Deadfall Creek. 2287 Comment
  CAS-BOT-BC269529  Melica californica David D. Keck 1949-7-21 6394 Trinity Haman Ridge, ca. 4 mi. S. of Hoaglin (13 mi. S. of Zenia Guard Station), on sharp ridge between Kekawaka Creek on W. (which runs into Middle Fork of Eel) and Salt Creek on E. (which runs into No. Fork of Eel) 1036 Comment
  HSC10338  Melica californica T. L. Ackerman 1964-5-29 57 Trinity On U.S. 299 at Lagrange Mine Historical Landmark, W of Weaverville. Comment
  UC192379  Melica californica Harry S. Yates 1914-5-18 309 Trinity n of Weaverville Comment
  UCD87140  Melica californica David D. Keck 1949-7-21 6394 Trinity Between Kekawaka Creek on W (which runs into Middle Fork of Eel R) and Salt Creek on E (which runs into North Fork of Eel), Haman Ridge, 4 mi. S of Hoaglin (13 mi. S of Zenia Guard Station). 1036 Comment
  RSA179454  Melica geyeri R. Spellenberg 1965-6-12 1105 Trinity At summit, Underwood Mtn. Pass, Underwood Mtn. road, ca. 12 miles SW of Burnt Ranch. Comment
  CAS-BOT-BC282122  Melica geyeri Sack; Iverson 1933-5-28 G- 4 Trinity Salt Creek Glade, Trinity Forest 670 Comment
  CAS-BOT-BC281401  Melica harfordii Doris Kildale 1931-5-30 10772 Trinity Weaverville Comment
  HSC44173  Melica harfordii Thomas W. Nelson, Jane P. Nelson 1977-7-30 3641 Trinity On ridge between the forks of Black Lassic Creek 1646 Comment
  SEINET200331 Image available Melica harfordii Joseph P. Tracy 1935-8-5 14568 Trinity Devil's Canyon Mtns. at head of White's Creek. 2134 Comment
  CAS-BOT-BC281036  Melica stricta Joseph P. Tracy 1935-8-6 14683 Trinity Devil's Canyon Mts, around White's Creek Lake, head of N Fork of White's Creek 1889 Comment
  HSC51339  Melica subulata G. L. Clifton, Overton 1979-6-3 3603 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  UCLA58370  Mentha spicata H. S. Yates 1914-8-3 562 Trinity Weaversville 670 Comment
  OBI29450  Mentzelia laevicaulis Wallace Weber, John C. Cooke, Donald J. Pinkava, & David J. Keil 1969-8-19 2199 Trinity Rte 299, 14.2 mi E of Manzanita Crk Comment
  CAS-BOT-BC429099  Micranthes odontoloma Joseph P. Tracy 1935-8-6 14681 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek. 1889 Comment
  HSC68291  Micropus californicus var. californicus J. P. Smith 1975-5-17 8105 Trinity SE-facing slope on the trail to Denny at confluence of New River and Trinity River Comment
  HSC34549  Microseris laciniata Lon Hall 1975-5-18 368 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  CAS-BOT-BC349385  Microseris nutans Eugene Carter 1973-5-29 540 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Pfeiffer Pflat [Flat] 1047 Comment
  JEPS74553  Microseris nutans W. J. Ferlatte 1966-6-30 172 Trinity tributary to Canyon Creek; Trinity Alps, Boulder Creek Basin, tributary to Canyon Creek 1706 Comment
  HSC49  Microseris nutans William J. Ferlatte 1966-6-30 172 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  HSC228  Microsteris gracilis William J. Ferlatte 1967-6-26 515 Trinity Big Flat 1524 Comment
  CDA18422  Mimulus bicolor G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2687 Trinity North Coast Ranges; WSW of Peanut on Rattlesnake Road, Philpot Creek drainage. 822 Comment
  JEPS5733  Mimulus bicolor Rimo Bacigalupi with L. Constance, Reid Moran, R. Rodriguez and Sherwin Carlquist 1951-6-12 3371 Trinity 1/2 mi n Wildwood (n of State road 36); Hay Fork of the Trinity River 1005 Comment
  POM225508  Mimulus bicolor P. A. Munz 1936-8-12 14371 Trinity 12 miles east of Forest Glen. 1006 Comment
  RSA258049  Mimulus breweri C. L. Hitchcock, J. S. Martin 1939-7-11 5384 Trinity Trinity Alps; shore of Upper Canyon Lake, 11 miles north of Dedrick. 1890 Comment
  UC184907  Mimulus guttatus Harry S. Yates 1914-5-17 290 Trinity near Weaverville Comment
  HSC20720  Mimulus guttatus John L. Heywood, D. H. Norris 1968-3-30 1799 Trinity Hwy. 299, 26 mi. E of Humboldt Co. line Comment
  HSC59844  Mimulus guttatus Clark L. Miller 1979-4-13 4 Trinity In the Burnt Ranch Gorge on the N side of Trinity River, E of New River Comment
  HSC90177  Mimulus guttatus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-28 68 Trinity Hwy. 299, 1 mi. W of Oregon Mtn. Summit 610 Comment
  HSC59315  Mimulus kelloggii M. A. Ericksen 1979-4-28 221 Trinity Near confluence of Trinity and New Rivers on the old trail to Denny Comment
  HSC69938  Mimulus kelloggii Thomas W. Nelson 1978-5-27 4059 Trinity Along trail to Red Mtn. 1220 Comment
  HSC40460  Mimulus kelloggii J. O. Sawyer 1974-4-27 2563 Trinity Along Willow Gulch 76 Comment
  HSC71252  Mimulus layneae J. P. Smith, J. O. Sawyer 1975-6-23 8325 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  HSC78337  Mimulus layneae John S. Palmer 1974-9-14 251 Trinity Bear Lakes Area, along trail to Big Bear Lake 1524 Comment
  UC1239060  Mimulus layneae Freed W. Hoffman 1949-7-17 3024 Trinity 2.7 mi n AA Ranch; North Coast Ranges, Mad River Comment
  UC582699  Mimulus microphyllus Joseph P. Tracy 1925-5-17 6998 Trinity Hennessy Road Northern Coast Ranges, South Fork Trinity River 609 Comment
  HSC36043  Mimulus moschatus J. P. Smith, J. O. Sawyer 1973-7-4 7078 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC90983  Mimulus moschatus Jennifer Whipple 1977-8-3 2124 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC97794  Mimulus nanus var. jepsonii Thomas W. Nelson, James Nelson 2006-6-9 9439 Trinity Along USFS Rd. 1N05, along Copper Mine Hill, Naufus Creek 1422 Comment
  HSC67290  Mimulus nanus var. nanus Thomas W. Nelson, Jane P. Nelson 1980-6-17 5506 Trinity Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24 945 Comment
  HSC68880  Mimulus nanus var. nanus Thomas W. Nelson, Jane P. Nelson 1980-6-20 5701 Trinity Shasta-Trinity National Forest, end of Rd. 30N28A 1463 Comment
  HSC69828  Mimulus nanus var. nanus Thomas W. Nelson, J. O. Sawyer 1978-6-9 4115 Trinity Red Mtn. 1250 Comment
  HSC73652  Mimulus nanus var. nanus Gail Newton 1980-7-10 1193 Trinity Near Senteney Rock. 1545 Comment
  RSA20765  Mimulus nanus var. nanus Carl B. Wolf 1937-8-12 9185 Trinity North coast range, South Fork Mountain, 1.6 mi. S of Cold Spring lookout. 1524 Comment
  SEINET3920750  Mimulus primuloides Douglass Henderson 1986-6-6 6968 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
  UCR32141  Mimulus primuloides David J. Keil 1983-7-3 17373 Trinity c. 1.5 mi south of Scott Mountain Pass on State Route 3 1524 Comment
  HSC101004  Mimulus primuloides var. linearifolius John McRae 2012-8-14 12 Trinity Below 1S11; ~1/2 mile west of Red Rock, near spring with exclosure. 1585 Comment
  RSA151804  Mimulus primuloides var. linearifolius Francia Chisaki, H. K. Sharsmith 1959-8-19 4729 Trinity Canyon of Scott Mountain Creek, Scott Mountain grade, 22 miles north of Trinity Center and 10 miles south of Callahan. 1524 Comment
  UC2046552  Mimulus primuloides var. linearifolius William J. Ferlatte 1974-8-16 1648 Trinity slope below west side of Summit Lake; wet meadow Comment
  SEINET10962497  Mimulus pulsiferae Mary Susan Taylor 1980-6-16 Taylor 2904 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
  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
  RSA0002387  Minuartia decumbens Thomas W. Nelson, J. P. Nelson 1978-7-2 4396 Trinity North side of Mule Ridge. 1585 Comment
  CAS-BOT-BC388896  Minuartia douglasii Lewis S. Rose 1955-6-13 55078 Trinity 1 mi. sw. of Peanut 762 Comment
  CAS-BOT-BC388911  Minuartia douglasii Thomas W. Nelson 1980-6-10 5571 Trinity Six Rivers National Forest. Shasta-Trinity National Forest. Along road 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  CAS-BOT-BC479727  Minuartia douglasii Dana York 2010-5-8 2993 Trinity Six Rivers National Forest, ca. 1 km NE of the New River/Trinity River confluence, on spur ridge between the rivers 225 Comment
  CHSC31057  Minuartia douglasii M. S. Taylor 1980-6-17 2913 Trinity At jct of 29N38 and 29N43 on ridgetop, ca. 3 mi s of Wildwood, ca. 1 mi n of Brushy Mt. 1371 Comment
  HSC67373  Minuartia douglasii Thomas W. Nelson 1980-5-30 5385 Trinity Along Rd. 60 (Underwood Mtn. Rd.) 0.5 mi. S of junction with FS Rd. 4N34 (Eltapom Rd.) 823 Comment
  HSC71664  Minuartia douglasii M. A. Baker 1980-6-25 2327 Trinity Near Castle Rock 1280 Comment
  HSC72729  Minuartia douglasii Gail Newton 1980-7-2 894 Trinity Near Swim Ridge 1341 Comment
  JEPS98749  Minuartia douglasii Sue Pappalardo 1995-6-21 715 Trinity ca. 75 ft N of FS Rd. 3N08 ca. 1/2 mi NE of junction with FS Rd. 2N10 Shasta-Trinity National Forests, Hayfork Ranger District 1060 Comment
  HSC42088  Minuartia douglasii Sue Sweet 1977-5-21 62 Trinity Hwy. 3, 0.25 mi. above confluence of the Trinity River and Tangle Blue Creek 1006 Comment
  SEINET10537564  Minuartia douglasii Mary Susan Taylor 1980-6-17 Taylor 2913 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
  HSC257  Minuartia nuttallii subsp. gregaria William J. Ferlatte 1967-8-18 1022 Trinity Red Rock Mtn. 2348 Comment
  HSC40415  Minuartia nuttallii subsp. gregaria J. O. Sawyer 1973-6-30 2530 Trinity On road from Hayfork Creek to Hell to Find Lake 1524 Comment
  HSC59968  Minuartia nuttallii subsp. gregaria M. A. Ericksen 1979-6-22 327 Trinity W slope of Horsehead Mtn. 1785 Comment
  JEPS84349  Minuartia nuttallii subsp. gregaria E. Dean 1988-7-27 151 Trinity Black Rock Mtn.; w slope 1889 Comment
  UC1553590  Minuartia nuttallii subsp. gregaria E. Dean 1988-7-27 151 Trinity Black Rock Mtn.; w slope 1889 Comment
  HSC63887  Minuartia nuttallii subsp. gregaria M. A. Baker 1979-6-22 884 Trinity S slope of Horsehead Mtn. 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
  HSC68892  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-20 5669 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
  HSC72783  Moehringia macrophylla M. A. Baker 1980-7-2 2634 Trinity Near Horsehead Mountain 244 Comment
  CAS-BOT-BC435061  Mollugo verticillata Mrs. H. C. Cantelow 1936-8-23 1540 Trinity Camp Ground Meadow 4 mi. W. of Scott Ranch Comment
  HSC74588  Monardella odoratissima M. A. Baker 1980-7-13 2898 Trinity Near Red Rock 1585 Comment
  RSA790226  Monardella odoratissima Rebecca Wenk 2005-7-14 194 Trinity Trinity Alps, Coffee Creek, a couple hundred meters down the road (to the N) from Gates Cabin at the N end of the meadow. 1509 Comment
  CHSC117789  Monardella odoratissima subsp. pallida B. Castro; L. P. Janeway 2016-8-1 2149 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1767 Comment
  HSC347  Monardella odoratissima subsp. pallida William J. Ferlatte 1967-8-16 933 Trinity E side of Packer's Peak 2134 Comment
  JEPS63392  Monardella odoratissima subsp. pallida W. L. Jepson Jul 1897 100 i Trinity South Yollo Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  SD42352  Monardella odoratissima subsp. pallida Carl B. Wolf 1937-8-12 9189 Trinity North Coast Range, South Fork Mountain, 1.0 mile south of Cold Spring Lookout. 1584 Comment
  CAS-BOT-BC444636  Montia chamissoi P. A. Munz 1951-7-18 16682 Trinity N. slope of N. Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama - Trinity County 1981 Comment
  POM298363  Montia linearis H. C. Cantelow 1936-5-21 s.n. Trinity N of Picnic Ground near Scott Ranch Comment
  HSC34673  Montia parvifolia Margariet Wetherwax 1975-5-16 145 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  CAS-BOT-BC445216  Montia parvifolia Lester Rowntree 1936-7-14 s.n. Trinity Above Granite Creek, Trinity Mts. Comment
  HSC4771  Muhlenbergia montana William J. Ferlatte 1966-8-23 475 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  SEINET185121 Image available Muhlenbergia montana C. L. Hitchcock, J. S. Martin 1939-7-11 5399 Trinity South shore of Upper Canyon Creek Lake 11 mi. north of Dedrick Salmon-Trinity Mts. 1890 Comment
  CHSC118254  Muhlenbergia montana R. E. Brainerd 2014-7-4 2312 Trinity Klamath Mountains; Trinity Alps Wilderness Area, Shasta-Trinity National Forest; just west of Boulder Creek Trail; ca. 1000 feet south of Boulder Creek-Canyon Creek trail junction, 4.6 air miles north of Canyon Creek Trailhead. UTM Zone 10 498089E 4533718N WGS84. 1524 Comment
  HSC30281  Myosurus apetalus var. montanus William J. Ferlatte 1969-6-26 1192 Trinity Big Flat 1524 Comment
  HSC78197  Myriophyllum hippuroides Ron Pagan 1973-11-6 731106 .1 Trinity Trinity river, 5 mi. E of Salyer Comment
  JEPS95329  Narthecium californicum Vernon H. Oswald and L. Ahart 1994-7-11 6388 Trinity T38N R6W Sec. 2, 5900 ft, Red Fir Forest. Forest Rd. 26 (to Mt. Shasta), 5.7 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir 1798 Comment
  UCD101216  Narthecium californicum Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Lower Deadfall Lake at the base of Mount Eddy. 2220 Comment
  CAS-BOT-BC516032  Narthecium californicum Herbert L. Mason 1950-7-15 14053 Trinity Summit of grade, Scott Mountain Comment
  CAS-BOT-BC260010  Nassella lepida Joseph P. Tracy 1926-5-31 7542 Trinity Oregon Gulch Mountain 914 Comment
  HSC63970  Nasturtium officinale J. P. Smith, J. O. Sawyer 1971-5-23 4668 Trinity Old site of Helena, on the road to Hobo Gulch, Trinity National Forest Comment
  HSC73507  Navarretia capillaris Gail Newton 1980-7-13 1401 Trinity Near Red Rock. 1509 Comment
  UC906682  Navarretia divaricata Joseph P. Tracy 1941-8-24 17022 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  UCD39814  Navarretia divaricata Joseph P. Tracy 1941-8-24 17022 Trinity South Fork flats, near Cold Springs. 1645 Comment
  SEINET7143601  Navarretia divaricata subsp. divaricata Joseph P. Tracy 1930-7-16 9108 Trinity South Fork Mountain.; 0 1524 Comment
  HSC55435  Navarretia divaricata subsp. vividior G. L. Clifton 1979-7-17 7931 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC82076  Navarretia heterandra Thomas W. Nelson, Jane P. Nelson 1980-6-17 5491 Trinity Along Old S.R. 3, 1 mi. from junction with S.R. 3; opposite entrance to Philpot Campground 762 Comment
  HSC44284  Navarretia intertexta J. P. Smith, J. O. Sawyer 1975-6-22 8277 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  HSC71739  Navarretia leptalea M. A. Baker 1980-6-25 2366 Trinity Near Castle Rock 1280 Comment
  SEINET2440268  Navarretia linearifolia subsp. pinnatisecta Leigh A. Johnson 1994-7-12 94 -079 Trinity Trinity Natl. Forest, Trinity Alps vicinity.. To side of Long Canyon road ca. 2 miles from HWY 3, and 5 miles from Mule Creek at jct. of Long Canyon road and FS rd. 35N10.; 0 1060 Comment
  CAS-BOT-BC232754  Navarretia sinistra subsp. pinnatisecta Alice Eastwood; John Thomas Howell 1937-6-25 4933 Trinity Preacher Meadow Comment
  OBI20973  Nemacladus capillaris Joseph P. Tracy 1941-6-29 16929 Trinity Halfway between Kuntz and Hettenshaw 975 Comment
  SEINET10464801  Nemacladus capillaris Tracy 1913-6-24 TRACY 4323 Trinity Common in chaparral, hillslopes of Mad River Valley 914 Comment
  SEINET10464830  Nemacladus capillaris Philip A. Munz 1952-6-29 Munz 178451 Trinity Grizzly Creek branch of North Fork of Trinity river, north of Helena. dry stony slope of gneiss 1036 Comment
  HSC43318  Nemophila parviflora K. Irwin 1977-7-17 325 Trinity Philpot Campground 1.2 mi. W of Peanut 762 Comment
  UC130620  Nemophila parviflora H. M. Hall 1909-7-17 8554 Trinity junction of Union and Coffee Creeks (in the Salmon Mts.); Salmon Mts., junction of Union and Coffee Creeks 1300 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
  UC906640  Nemophila parviflora var. austiniae Joseph P. Tracy 1947-6-27 17736 Trinity near Cold Springs (South Fork Mountain); , near Cold Springs 1645 Comment
  HSC85454  Nemophila parviflora var. austiniae Andrew Buchanan, et al. 1986-4-19 12 Trinity Burnt Ranch Campground in island turn around Comment
  HSC4781  Nemophila pedunculata William J. Ferlatte 1967-6-6 503 Trinity Big Flat 1524 Comment
  CAS-BOT-BC60605  Noccaea fendleri subsp. glauca Anna Junkens 1915-4-22 s.n. Trinity Weaverville. Comment
  HSC67239  Noccaea fendleri subsp. glauca Thomas W. Nelson, D. Gordon 1980-5-8 5240 Trinity Along FS Rd. 2N18 above Corral Creek, 1 mi. from junction with FS Rd. 2N10 1159 Comment
  RSA293093  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-5-25 5275 Trinity Six Rivers National Forest. Above Little red Mountain Creek along trail south from Blue Jay Mine. 1067 Comment
  HSC22549  Notholithocarpus densiflorus D. E. Anderson, J. P. Smith 1970-4-23 5041 Trinity Gray Creek Campground, Burnt Ranch Area Comment
  SEINET3140666  Notholithocarpus densiflorus R. W. Spellenberg 1998-7-7 12493 Trinity N edge of Burnt Ranch along Hwy. 299, at Veteran's Hall Rd. 440 Comment
  HSC28766  Notholithocarpus densiflorus var. echinoides J. P. Smith 1973-4-21 6235 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC68187  Notholithocarpus densiflorus var. echinoides J. P. Smith, J. O. Sawyer 1973-4-15 6123 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  UCD63345  Notholithocarpus densiflorus var. echinoides Daniel Sanchez-Mata; Tomas Santamaria 2006-7-25 s.n. Trinity Carrville. Trinity Mountains. Shasta National Forest. Bonanza King Mountain from Scorpion Creek Road. 2000 Comment
  JEPS123128  Oreostemma alpigenum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 103 Trinity Scorpion Lake Comment
  HSC2362  Oreostemma alpigenum var. andersonii William J. Ferlatte 1966-8-19 451 Trinity Ward Lake 2134 Comment
  UC469046  Oreostemma alpigenum var. andersonii Mrs. M. H. Manning 1889-8-1 Trinity Trinity Summit Comment
  HSC68657  Orobanche fasciculata Thomas W. Nelson, Jane Nelson 1980-6-18 5560 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  RSA0078528  Orobanche uniflora subsp. occidentalis M. A. Ericksen 1979-5-12 274 Trinity Approx. 1 mile from the junction to Deer Lick Springs. Comment
  UC906733  Orogenia fusiformis Harold E. Parks and Joseph P. Tracy 1942-7-2 11592 Trinity S. Fork Mt., the Racetrack 1645 Comment
  UCR45386  Orthocarpus copelandii Thomas W. Nelson, Jane P. Nelson 1980-7-17 6099 Trinity Along Forest Service Road 17 at summit at county line 2073 Comment
  HSC81509  Orthocarpus cuspidatus subsp. copelandii Thomas W. Nelson, Jane Nelson 1980-7-17 6099 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  JEPS23772  Orthocarpus cuspidatus subsp. copelandii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6846 Trinity s slope Scott Mountain; s slope of Scott Mountain 1950 Comment
  HSC27067  Orthocarpus cuspidatus subsp. copelandii Thomas W. Nelson 1973-7-14 1086 Trinity At the head of the trail to Deadfall Lakes 1982 Comment
  RSA105383  Orthocarpus cuspidatus subsp. copelandii G. D. Barbe 1955-8-4 351 Trinity 0.5 mile north of Big Flat at the head of Coffee Creek. 1524 Comment
  HSC407  Osmorhiza berteroi William J. Ferlatte 1967-7-24 704 Trinity Big Flat 1524 Comment
  HSC408  Osmorhiza berteroi William J. Ferlatte 1967-8-10 874 Trinity Grizzly Creek, 1/4 mi. below falls 1829 Comment
  HSC55428  Osmorhiza berteroi G. L. Clifton 1979-7-16 7880 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  HSC71500  Osmorhiza berteroi M. A. Baker 1980-7-2 2635 Trinity Near Horsehead Mtn. 1737 Comment
  HSC73494  Osmorhiza berteroi Gail Newton 1980-7-13 1393 Trinity Near Red Rock. 1509 Comment
  CAS-BOT-BC94441  Osmorhiza occidentalis R. C. Wenk 2005-7-18 287 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1900 Comment
  HSC91143  Osmorhiza occidentalis Jennifer Whipple 1976-6-22 1073 Trinity Mount Eddy, near Lower Deadfall Lake 2165 Comment
  HSC34343  Packera greenei J. P. Smith, J. O. Sawyer 1973-7-3 6953 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC67254  Packera 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
  HSC68819  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-18 5610 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  HSC69925  Packera greenei Thomas W. Nelson, J. O. Sawyer 1978-6-9 4119 Trinity Red Mtn. 1250 Comment
Read comments
Dec 29 2018
  CAS-BOT-BC316936  Packera greenei T. M. Barkley; N. D. Burroughs 1964-6-21 306 Trinity On state hwy 36; about 10 miles west of Peanut; 5 miles east of Forest Glen Comment
  RSA211322  Panicum capillare William J. Ferlatte 1966-8-6 364 Trinity Big Flat. The Trinity Alps. 1524 Comment
  SEINET3132599  Panicum capillare W. J. Ferlatte 1966-8-6 364 Trinity BIg Flat; T37N R9W Sec. 7 1524 Comment
  HSC46710  Parnassia palustris Joseph M. DiTomaso 1976-8-27 682 Trinity Trinity Alps, just above Swift Creek Trail and Granite Lake Trail junction on Swift Creek Trail. 1326 Comment
  CAS-BOT-BC202875  Paxistima myrsinites Alice Eastwood 1921-7-22 10687 Trinity Forest Glen Comment
  HSC50974  Paxistima myrsinites G. L. Clifton, Overton 1979-6-3 3802 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  UCD103455  Pectiantia pentandra Joseph M. DiTomaso 1976-7-13 625 Trinity By creek just above Upper Bear Basin Meadows. 1981 Comment
  UC525567  Pectocarya pusilla Joseph P. Tracy 1932-6-17 10180 Trinity North Coast Ranges, Three Forks of Mad River 883 Comment
  HSC12673  Pedicularis bracteosa var. flavida William J. Ferlatte, Alice Q. Howard 1970-8-12 1317 Trinity Ridge W of Upper Canyon Creek 2256 Comment
  CAS-BOT-BC266659  Pedicularis contorta C. L. Hitchcock; J. S. Martin 1939-7-11 5387 Trinity W side of upper Canyon Creek Lake, 11 miles N of Dedrick in Salmon-Trinity Alps 1889 Comment
  HSC333  Pedicularis contorta William J. Ferlatte 1967-8-11 909 Trinity N side of Thompson Peak 2378 Comment
  HSC818  Pedicularis contorta William J. Ferlatte 1967-8-6 802 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  RSA211120  Pedicularis contorta William J. Ferlatte 1967-8-11 909 Trinity Below the ice fields on the north side of Thompson Peak. 2378 Comment
  CHSC105749  Pedicularis densiflora Barbara L. Wilson; Richard E. Brainerd, Nick Otting 2009-5-5 15426 Trinity On Highway 3 between Weaverville and Trinity Lake, at trailhead of the Shasta Spring Trail. (label gave lat. and long. '+/- 39 feet'). 792 Comment
  CHSC12123  Pedicularis densiflora K. O. Grigsby 1972-4-23 2 Trinity 10 mi n of Wildwood and 11 mi s of Hayfork on Wildwood-Hayfork Rd. near Gurly Gulch. 883 Comment
  CHSC59825  Pedicularis densiflora B. Williams 1979-5-30 179 Trinity Shasta-Trinity NF/Yolla Bolla Road, 3.3 mi from road 30 on road to Mud Springs. 1524 Comment
  CDA35629  Pedicularis densiflora J. R. Keck Jr. 1979-5-11 PDR# 330038 Trinity Two miles north of Buckhorn Summit, on Highway 299 between Redding and Weaverville. 0 Comment
  CHSC63369  Pellaea brachyptera Vernon H. Oswald 1994-7-11 6395 Trinity Forest Rd. 26 (to Mt. Shasta), 7.8 mi N of Castle Creek Rd. (Forest Rd. 25), between Mumbo Creek and Gumboot Trailhead on the Pacific Crest Trail, W of Dunsmuir. 1914 Comment
  HSC63671  Pellaea brachyptera D. W. Taylor, Kathleen A. Teare 1979-9-7 7672 Trinity Twin Sisters Mtn. 1655 Comment
  HSC70558  Pellaea brachyptera Gail Newton 1980-7-3 1025 Trinity Near Horsehead Mtn. 1753 Comment
  CAS-BOT-BC67690  Pellaea brachyptera Eugene Carter 1972-6-20 447 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville. 899 Comment
  HSC66345  Pellaea brachyptera M. S. Taylor 1980-6-17 2906 Trinity N side of Hwy. 30, ~3 mi. S of Wildwood 1220 Comment
  HSC97326  Pellaea brachyptera Thomas W. Nelson, Kathy Nelson 2006-5-29 9430 Trinity Along FS Rd. 14, 0.1 mi. from Hwy. 36, NW side of road. 2299 Comment
  RSA686803  Pellaea brachyptera T. R. Pray 1972-8-26 3292 Trinity Along Hidden Lake trail, about 1/4th mile from parking lot Comment
  JEPS84362  Penstemon anguineus E. Dean 1988-7-19 139 Trinity downslope from Horseridge lookout South Fork Mtn., downslope from Horseridge lookout Comment
  UC1584306  Penstemon anguineus J. Kierstead 1989-7-17 89 -47 Trinity 0.1 mi w FS Rd 30 on Rd 29N32 (s side Dubakella Cr, Yolla Bolla R.D., Shasta-Trinity N.F.); Shasta-Trinity N.F., Yolla Bolla R.D., Dubakella Cr. 1097 Comment
  UC169018  Penstemon anguineus Mrs. M. H. Manning June 1901 89 Trinity Trinity Summit Comment
  UCR45412  Penstemon anguineus Michelle A. Strull 1985-6-21 17 Trinity c. 0.25 mi below Hayfork Bally lookout along FS Rd. 33N52Y 1829 Comment
  HSC60461  Penstemon anguineus Carl Wishner 1978-7-2 545 Trinity Underwood Mtn. Rd., near Chaparral Mtn. Comment
  RSA425610  Penstemon anguineus Thomas W. Nelson, Jane P. Nelson 1977-7-30 3653 Trinity Along the north side of the South Fork of Black Lassic Creek. 1463 Comment
  HSC62707  Penstemon azureus M. A. Baker 1979-7-4 1004 Trinity Jone's Ridge, summit Comment
  RSA249367  Penstemon azureus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5649 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  SD42567  Penstemon azureus Carl B. Wolf 1937-8-11 9150 Trinity North Coast Range, Upper Mad River, 2/10 mi. below Mad River Store 609 Comment
  UC577395  Penstemon azureus var. azureus Joseph P. Tracy 1923-6-28 6419 Trinity near Cedar Flat (on Trinity River rocky river bar); Northern Coast Ranges, on Trinity River, nr Cedar Flat 304 Comment
  HSC78246  Penstemon deustus John S. Palmer 1976-7-2 441 Trinity Along Log Lake Creek. 1707 Comment
  NY609841  Penstemon deustus var. suffrutescens H. M. Hall 07 1909 8586 Trinity Salmon Mountains, near Dorleska 2164.1 Comment
  SBBG7174  Penstemon laetus H. and M. Dearing 1939-6-17 3668 Trinity near Trinity Alps Comment
  CHSC80284  Penstemon laetus var. sagittatus L. P. Janeway 1996-6-13 5016 Trinity Klamath Mountains. Ridge 0.5 mi west form Trinity Mountain; along Papoose Creek Road (Road 34N30) 0.9 mi from County-Line Road. 1260 Comment
  JEPS87925  Penstemon laetus var. sagittatus Barbara Ertter 1990-7-16 9393 Trinity 1-2 mi e of Park Creek Trailhead(=crest of Rt 17), sw of Weed, nw side of Mount Eddy, on s side of Deadfall VABM ridge Park Creek Trailhead; Mount Eddy, Deadfall VABM ridge 2316 Comment
  HSC56  Penstemon newberryi subsp. berryi William J. Ferlatte 1966-6-30 170 Trinity Canyon Creek Lakes, slopes and flats 1646 Comment
  RSA211300  Penstemon procerus subsp. brachyanthus William J. Ferlatte 1966-6-30 162 Trinity Canyon Creek Lakes. Trinity Alps 1646 Comment
  JEPS11499  Penstemon procerus var. brachyanthus Joseph P. Tracy 1935-8-5 14539 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek 2072 Comment
  JEPS123161  Penstemon procerus var. brachyanthus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 135 Trinity Bonanza King Comment
  NY638939  Penstemon procerus var. brachyanthus C. L. Hitchcock 1939-7-11 5389 Trinity South shore of upper Canyon Creek Lake, 11 miles north of Dietrich 1889.8 Comment
  UCD124123  Penstemon procerus var. brachyanthus Joseph M. DiTomaso 1975-7-22 185 Trinity Trinity Alps, on switchbacks above Foster Lake. 2255 Comment
  HSC21099  Penstemon purpusii William J. Ferlatte 1967-6-28 557 Trinity E side of Packers Peak 1982 Comment
  HSC59789  Penstemon purpusii Thomas W. Nelson, Jane Nelson 1978-6-22 4314 Trinity Along Dubakella Rd., 2 mi. from junction with Red Mtn. Motorway Comment
  HSC74584  Penstemon purpusii M. A. Baker 1980-7-12 2860 Trinity Near Black Lassic 1707 Comment
  SD98858  Penstemon purpusii Darley F. Howe 1977-6-30 4958 Trinity Weaver Bally Road 1676 Comment
  JEPS101468  Penstemon tracyi Dean W. Taylor 1992-6-11 12722 Trinity Weaver Bally Mountain; ca. 7 miles NW Weaverville, 2057 Comment
  UC586782 Image available Penstemon tracyi Joseph P. Tracy 1935-8-5 14567 Trinity at head of White Creek (top of ridge); Devils's Canyon Mountains; head of White's Creek, Devil's Canyon Mts., Trinity Co. 2133 Comment
  HSC35192  Pentagramma triangularis Pamela Bruce 1975-5-16 20 Trinity Humboldt Meridian. Trails above the Trinity River at Grays Fall Campground. 310 Comment
  UCD127836  Perideridia gairdneri Dean Wm. Taylor; Kathleen A. Teare 1979-9-13 7710 Trinity Smoky Creek headwaters, (ca. 8 miles southeast of Forest Glen). 1158 Comment
  HSC1886  Perideridia gairdneri subsp. gairdneri William J. Ferlatte, B. D. Rogers 1966-6-1 2040 Trinity 3 mi. N of Junction City 579 Comment
  UC1312923  Perideridia oregana L. Constance and T. I. Chuang 1967-8-16 3818 Trinity near Last Chance Gulch (3 mi ne) 670 Comment
  UC1553512  Perideridia oregana E. Dean 1988-7-8 107 Trinity Rd. 29N28 0.1 mi s jct. with 29N43; Brushy Mtn. area Comment
  POM301861  Perideridia oregana Joseph P. Tracy 1941-8-24 17029 Trinity South Fork Mountain, near Cold Springs 1646 Comment
  JEPS121628  Perideridia parishii 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
  HSC55510  Perideridia parishii subsp. latifolia G. L. Clifton, Butler 1979-7-18 8499 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  HSC55541  Perideridia parishii subsp. latifolia Overton 1979-7-18 8745 Trinity Near Horse Ridge 1036 Comment
  CAS-BOT-BC413697  Persicaria hydropiper Mrs. H. C. Cantelow 1936-8-23 1690 Trinity Scott Ranch, 3 mi. S. of Trinity Center, nr. irrigation ditch Comment
  RSA456110  Petrorhagia dubia Christopher Davidson 1973-5-28 2186 Trinity E of Burnt Ranch on Hwy 299, Trinity River Canyon, Trinity National Forest. 305 Comment
  HSC74254  Phacelia corymbosa M. A. Baker 1980-7-12 2816 Trinity Near Black Lassic 1753 Comment
  HSC27934  Phacelia corymbosa Gary S. Lester 1973-6-30 28 Trinity Near Peanut on Salt Creek 915 Comment
  HSC68767  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-19 5635 Trinity Along Old Hwy. 36 (Post Creek Rd.) at bridge over Glade Creek 884 Comment
  UC910005  Phacelia corymbosa Alice Eastwood and John Thomas Howell 1937-6-25 4950 Trinity between Coffee Creek and Eagle Creek; Trinity River Canyon Comment
  UCD120291  Phacelia corymbosa Thomas W. Nelson; Jane P. Nelson 1980-6-17 5499 Trinity Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24. 944 Comment
  HSC46708  Phacelia dalesiana J. M. DiTomaso 1976-7-8 600 Trinity Just above Deer Flat on way to Shimmy Lake 2012 Comment
  UC1347207 Image available Phacelia dalesiana Alice Eastwood and John Thomas Howell 1937-6-25 5014 Trinity n Carrville (summit of mts.); Scott Mountains; summit of Scott Mts., N of Carrville, Trinity Co. Comment
  UC923104  Phacelia egena Freed W. Hoffman 1950-7-4 3296 Trinity along trail to summit of Black Rock North Coast Ranges, Yolla Bolly Mountains (between The Gap and the peak) 2133 Comment
  UC956791  Phacelia egena L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-13 3388 Trinity 4 mi e Forest Glen; South Fork of Trinity River 731 Comment
  HSC71514  Phacelia heterophylla M. A. Baker 1980-7-1 2536 Trinity Near Hayden Roughs. 1402 Comment
  HSC35266  Phacelia heterophylla subsp. virgata Scott M. Kruse 1975-5-17 34 Trinity On the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  RSA256571  Phacelia heterophylla subsp. virgata Scott M. Kruse 1975-5-17 34 Trinity Southeast-facing slope on the trail to Denny at the confluence of New River and Trinity River. 310 Comment
  RSA78034  Phacelia heterophylla subsp. virgata P. A. Munz 1952-6-29 17823 Trinity Half a mile south of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 960 Comment
  JEPS57215  Phacelia mutabilis L. R. Heckard 1967-8-13 1723 Trinity along trail between Deadfall Meadow and Middle Deadfall Lake; The Eddys 2072 Comment
  CHSC70142  Phacelia pringlei Jennifer Whipple 1976-6-29 1164 Trinity Klamath Mountains, Mount Eddy. Meadows north of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2240 Comment
  JEPS91366  Phacelia pringlei Dean W. Taylor 1988-7-10 9959 Trinity trail from Deadfall Meadow to Upper Deadfall Lake 2350 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
  UC131475  Phacelia procera Alice Eastwood Jul 2 1901-Jul 18 1901 Trinity Canon Creek Comment
  CHSC63342  Phacelia racemosa Vernon H. Oswald; L. Ahart 1994-6-14 6282 Trinity Forest Rd. 25 W of Castella, 1.0 mi SW of its jct. with Forest Rd. 26 to Mt. Shasta (city), between Horse Heaven Mdw. and Asbestos Gulch. 1584 Comment
  SD148074  Philadelphus lewisii G. K. Helmkamp, E. A. Helmkamp 2001-7-8 6941 Trinity Trinity Mountains: CA-36, 2.2 mi W of the Trinity/Shasta Co. line. 1159 Comment
  UC1728643  Philadelphus lewisii Richard Olmstead 1986-6-20 889 Trinity Van Duzen River Bridge Camp Comment
  SD98963  Philadelphus lewisii var. californicus D. F. Howe 1977-6-30 4964 Trinity Weaver Bally Road 914 Comment
  HSC81846  Phlox diffusa Thomas W. Nelson, Jane P. Nelson 1980-7-17 6119 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  UCD118403  Phlox diffusa Joseph M. DiTomaso 1975-7-21 160 Trinity 0.25 mile below Boulder Pass leading down into Big Boulder Lake. 2011 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
  HSC42439  Phlox speciosa subsp. nitida Barbara Kelly 1977-5-20 440 Trinity Off Hwy. 3 beside private driveway, 3.3 mi. N of Weaverville Comment
  RSA304680  Phlox speciosa subsp. nitida S. Ganley 1971-5-29 650 Trinity Trinity Hwy 299. 610 Comment
  CHSC31048  Phlox speciosa subsp. occidentalis M. S. Taylor 1980-7-23 3184 A Trinity On n side at end of 40N98A, in meadow, ca. 19.6 mi ne of Trumble Ranch on Hwy 3 via 42N17. 2072 Comment
  RSA211338  Phoenicaulis cheiranthoides William J. Ferlatte 1967-6-28 563 Trinity E side of Packers Peak. Trinity Alps. 2387 Comment
  RSA699197  Phoradendron villosum Unspecified 1931-5-16 s.n. Trinity Deer Lick Springs. Comment
  CAS-BOT-BC56479  Phyllodoce empetriformis Eugene Carter 1972-6-28 s.n. Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) at Whites Creek Lake 1905 Comment
  CAS-BOT-BC140508  Physocarpus Harry S. Yates 1914-6-2 7 -127 Trinity Brown's Creek, Trinity National Forest Comment
  RSA1451  Picea breweriana E. R. Johnson 1930-10-13 1597 Trinity Between Canyon Creek Meadows and Lakes. 1829 Comment
  NY30090  Picea breweriana M. F. Denton 1981-7-5 4269 Trinity This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA758210  Pinus albicaulis Doug Goldman, Frank Callahan 2005-7-20 3555 Trinity Shasta-Trinity National Forest. Along Forest Service Road 42N17C, about 0.3 miles southeast of Forest Road 17, about 8.9 miles southwest along FR 17 from the intersection with Stewart Springs Road., Probably around 10 feet south of the Shasta County line. 2113 Comment
  JEPS120261  Pinus balfouriana subsp. balfouriana Julie Kierstead Nelson with Keli McElroy 2012-8-11 2012 -080 Trinity Upper Deadfall Basin, Mt. Eddy Comment
  CAS-BOT-BC78787  Pinus lambertiana L. B. Kildale 1930-8-26 10513 Trinity South Fork Mountain Comment
  HSC78858  Pinus lambertiana John S. Palmer 1973-9-7 207 Trinity Bear Lakes area along trail to Big Bear Lake 1220 Comment
  HSC46120  Pinus monticola J. P. Smith, J. O. Sawyer 1973-7-27 7195 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC34161  Pinus ponderosa Pamela Bruce 1975-5-16 24 Trinity Humboldt Meridian. Trails above the Trinity River at Grays Fall Campground. 310 Comment
  CAS-BOT-BC72734  Pinus sabiniana Doris K. Kildale 1927-4-1 3043 Trinity Big Bar - on Trinity River Comment
  CAS-BOT-BC72737  Pinus sabiniana R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-3 s.n. Trinity Along U.S. Hwy. 299, on south slope above Trinity River. Comment
  SEINET10872493  Piperia elegans var. elata Mary Susan Taylor 1980-7-1 Taylor 3016 Trinity T36N R7W nw sec 18, Shell Mt quad. Shasta-Trinity Natl Forest; 0.7 mi E of Hwy 3, both sides of Swift Creek Rd, at turnout where osprey nest is viewed, ca. 0.5-0.7 mi W of Trinity Center. 823 Comment
  JEPS102251  Piperia unalascensis L. P. Janeway 2001-7-16 7362 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  SEINET10834171  Pityrogramma triangularis Mary Susan Taylor 1980-7-15 Taylor 3137 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
  HSC4751  Plagiobothrys hispidulus William J. Ferlatte 1967-6-26 508 Trinity Big Flat 1524 Comment
  HSC91322  Plagiobothrys hispidulus Jennifer Whipple 1976-7-2 1288 Trinity SW-facing slope above Deadfall drainage 2317 Comment
  HSC103470  Plagiobothrys nothofulvus Thomas W. Nelson 2005-5-24 9324 Trinity Vacant lot in Weaverville, at jct. of State Rte. 299 and Mountain View Street. 676 Comment
  POM368970  Plagiobothrys tenellus N. G. Sugihara 1977-5-21 54 Trinity Eagle Creek Campground. 851 Comment
  UC526815  Plagiobothrys tenellus Joseph P. Tracy 1932-6-17 10176 Trinity dry sandy ground North Coast Ranges, Three Forks of Mad River 883 Comment
  RSA296777  Plagiobothrys tenellus Thomas W. Nelson 1978-5-27 4077 Trinity Secret Gulch ca. 1 mile northwest of Three Forks of Mad River. 884 Comment
  HSC28988  Plantago lanceolata J. P. Smith 1973-4-21 6278 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC488  Platanthera dilatata var. leucostachys William J. Ferlatte 1967-8-17 970 Trinity Ridge between Landers Lake and Union Lake 2134 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
  CHSC30675  Platanthera leucostachys M. S. Taylor 1980-6-30 2997 Trinity S side of 34N27, ca. 0.4 mi w of its jct with Rd to Tannery Gulch Campground and Hwy 3, ca. 21 mi ne of Weaverville. 792 Comment
  RSA66432  Platanthera leucostachys Philip A. Munz 1951-7-17 16606 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 Comment
  CHSC30673  Platanthera sparsiflora M. S. Taylor 1980-7-2 3040 Trinity Between rd 36N24 and tiny lake, on Cement Creek drainage, ca. 14 mi due w of Trinity Center. 1402 Comment
  HSC67397  Platanthera sparsiflora Ed Cope, John S. Palmer Jul 1977 535 Trinity South of trail to Granite Lake. 1280 Comment
  UC999838  Plectritis brachystemon S. C. Dyal 1938-6-11 751 c Trinity on Buck Mountain Buck Mountain Comment
  JEPS106474  Poa J. K. Nelson with Susan Erwin and Jeff Paulo 2004-7-8 2004 -76 Trinity Yolla Bolly Wilderness, headwaters of East Fork South Fork Trinity River, ca. 1 mi SW of North Yolla Bolly Mountains 2100 Comment
  SEINET253290 Image available Poa bolanderi Unknown 2005-7-31 Trinity Along the trail to Deadfall Lakes. 1987 Comment
  CAS-BOT-BC254918  Poa bulbosa Eugene Carter 1973-5-29 542 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 miles NW of Weaverville. Pfeiffer Flat in front of Jorstad's woodshed 1047 Comment
  HSC65432  Poa bulbosa J. P. Smith 1973-4-21 6321 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  CAS-BOT-BC255863  Poa leibergii Peter H. Raven 1956-9-4 10438 Trinity Deadfall Lakes, due W. of Mt. Eddy 2286 Comment
  HSC26196  Poa pratensis J. P. Smith, J. O. Sawyer 1972-5-27 5316 Trinity Eagle Creek Campground. 869 Comment
  RSA211412  Poa secunda William J. Ferlatte 1967-8-11 881 Trinity Grizzly Lake Basin. 0.5 mile N of Grizzly Lake. Trinity Alps. 2134 Comment
  JEPS57213  Poa secunda subsp. juncifolia L. R. Heckard 1967-8-13 1725 Trinity summit region Mt Eddy 2743 Comment
  CAS-BOT-BC243276  Poa secunda subsp. secunda Joseph P. Tracy 1935-8-3 14467 Trinity Mary Blaine Mountain 1950 Comment
  HSC324  Poa secunda subsp. secunda William J. Ferlatte 1967-8-11 881 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake. 2134 Comment
  HSC73444  Poa secunda subsp. secunda Gail Newton 1980-7-10 1307 Trinity Near Senteney Rock 1463 Comment
  HSC73448  Poa secunda subsp. secunda Gail Newton 1980-7-9 1133 Trinity Near Shanty Creek. 1113 Comment
  HSC84197  Poa secunda subsp. secunda J. P. Smith 1980-7-22 10309 Trinity Shasta-Trinity National Forest, Salt Creek Campground on Thirteen Dips Rd. 793 Comment
  JEPS75444  Poa secunda subsp. secunda W. L. Jepson 1934-5-6 16662 Trinity South Fork Mt Comment
  UC1553560  Poa secunda subsp. secunda E. Dean 1988-6-6 54 Trinity extending n from summit Friend Mt Ridge Comment
  RSA0037170  Poaceae John F. Emmel 1993-7-26 1278 Trinity Northwest Trinity Alps area; along trail northeast of Grizzly Creek, 0.3-0.7 air miles west and 0.1-0.6 air mile south of peak of 6990 ft. Grizzly Butte. 1584 Comment
  HSC90758  Polemonium eddyense Jennifer Whipple 1976-7-7 1321 Trinity Trinity and Siskiyou counties, summit region of Mt. Eddy 2744 Comment
  HSC45999  Polemonium micranthum J. P. Smith 1973-4-21 6296 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC76559  Polygala californica Alerie Gizinski 1981-7-9 133 Trinity Near Round Valley Reservation 951 Comment
  UC1299191  Polygala californica Freed W. Hoffman 1949-7-16 3064 Trinity Pine Point Ridge sw Mt. Lassic; North Coast Ranges, Pine Point Ridge Comment
  UC2046518  Polygonum aviculare William J. Ferlatte 1976-9-21 1836 Trinity Big Flat; head of Coffee Creek; open, gravelly area, SE edge of ephemeral pond (known locally as Lake Martin) Comment
  JEPS121439  Polygonum douglasii Julie Kierstead Nelson, Susan Erwin, Martin Lenz 2009-8-26 2009 -0011 Trinity In Upper Hayfork Creek watershed, ca. 200 m east of Forest Road 30; 3 miles south of Highway 36. Comment
  CHSC30315  Polygonum douglasii subsp. johnstonii M. S. Taylor 1980-6-15 3139 Trinity Canyon Creek trail, below Upper McKay Camp, ca. 12.1 mi n of Junction City on Hwy 299. 1066 Comment
  CHSC71549  Polygonum douglasii subsp. majus Vernon H. Oswald; Lowell Ahart 1998-7-28 9398 Trinity Hwy. 3 south of Hayfork and 3.5 mi north of Hwy. 36. 792 Comment
  HSC17543  Polygonum minimum D. E. Anderson 1961-10-8 1864 Trinity Near E Weaver Lake 1982 Comment
  HSC30230  Polygonum polygaloides subsp. kelloggii William J. Ferlatte 1969-6-26 1193 Trinity Big Flat 1524 Comment
  HSC46765  Polygonum polygaloides subsp. kelloggii William J. Ferlatte 1974-7-24 1571 Trinity Big Flat at the head of Coffee Creek, W side of Lake Martin. 1524 Comment
  HSC73877  Polygonum polygaloides subsp. kelloggii Gail Newton 1980-7-10 1238 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC421088  Polygonum spergulariiforme P. A. Munz 1951-7-20 16707 Trinity Ridge east of Black Rock, North Yolla Bolly Mts. 2133 Comment
  CAS-BOT-BC421093  Polygonum spergulariiforme P. C. Everett; E. K. Balls 1959-10-23 23931 Trinity 3.7 mi. n. from Eagle Creek F.S. Camp along road to Callaban. 914 Comment
  CAS-BOT-BC421097  Polygonum spergulariiforme Lewis S. Rose 1955-7-16 55117 Trinity 2 mi. n. of Douglas City 548 Comment
  CAS-BOT-BC421100  Polygonum spergulariiforme John Thomas Howell 1955-7-17 30694 Trinity Southwest of Peanut 762 Comment
  HSC63815  Polygonum spergulariiforme M. A. Baker 1979-7-3 985 Trinity 1.5 km. NE of Kettenpom Peak Comment
  HSC84540  Polygonum spergulariiforme J. P. Smith 1980-8-23 10329 Trinity Shasta-Trinity National Forest, along old Hwy. 3, N of Eagle Creek Campground. 854 Comment
  CAS-BOT-BC421104  Polygonum spergulariiforme S. K. Harris; Carl Ludwig; J. P. Tracy 1939-9-4 942 Trinity Along the Van Duzen River about 3 miles below Hettenshaw Valley 900 Comment
  HSC74303  Polypodium californicum M. A. Baker 1980-5-23 1402 Trinity Near Tierney Canyon 975 Comment
  CAS-BOT-BC76872  Polypodium glycyrrhiza G. R. Kleeberger 1879-7-1 s.n. Trinity West Weaver Canyon Comment
  CAS-BOT-BC76874  Polypodium glycyrrhiza E. V. Jotter 1913-3-1 241 Trinity Grizzly Mt. 1158 Comment
  CHSC4420  Polypogon monspeliensis 1966-5-14 Trinity 1 1/2 mi w of Junction City. Along roadside. Comment
  HSC72982  Polystichum imbricans M. Baker 1980-7-10 2715 Trinity Near Senteney Rock 1554 Comment
  HSC98485  Polystichum imbricans Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2953 Trinity 82 m W of Redding, Shasta-Trinity National Forest, on Limestone Ridge 2152 Comment
  RSA258842  Polystichum imbricans Thomas W. Nelson 1973-5-30 1003 Trinity Trinity County: T1S, R6E, S31 Red Lassic area 1799 Comment
  RSA693307  Polystichum imbricans S. W. H. 1933-07 116 Trinity Carryville side, Scott Mtn. Comment
  CAS-BOT-BC76742  Polystichum imbricans subsp. imbricans Doris Kildale 1931-5-30 10753 Trinity Weaverville Comment
  CAS-BOT-BC76747  Polystichum imbricans subsp. imbricans Mrs. H. C. Cantelow 1935-6-11 940 Trinity Near Trinity Alps Resort. Comment
  SFV5109  Polystichum imbricans subsp. imbricans B. C. Templeton 1957-6-22 s. n. Trinity Near the summit of Scott Mountain. Comment
  CAS-BOT-BC76744  Polystichum imbricans subsp. imbricans L. B. Kildale 1930-9-14 10380 Trinity Trinity River at Big Frank Creek Comment
  CAS-BOT-BC76711  Polystichum lemmonii Annie M. Alexander; Louise Kellogg 1949-7-12 5791 Trinity Union Creek, South branch of Coffee Creek, Nothwest of Trinity Center. 1828 Comment
  CAS-BOT-BC76722  Polystichum lemmonii Mrs. H. C. Cantelow 1937-8-20 1763 Trinity Head of Bear Creek 2133 Comment
  CAS-BOT-BC76724  Polystichum lemmonii J. G. Lemmon s.n. Trinity Scott Mt. Comment
  HSC81643  Polystichum lemmonii Thomas W. Nelson, Jane P. Nelson 1980-7-17 6109 Trinity Along USFS 17 at summit at county line 2073 Comment
  CAS-BOT-BC182447  Polystichum lonchitis Eugene Carter 1976-3-28 1105 Trinity North Fork Trinity River and vicinity. Along the Hobo Gulch Road near MP 8 1203 Comment
  HSC54140  Polystichum munitum Gilbert Muth 1979-7-18 8329 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  RSA693302  Polystichum munitum M. B. Dunkle 1936-8-21 4854 Trinity Boise Creek 366 Comment
  SDSU9406  Populus alba D. F. Howe 1959-8-4 2790 Trinity On #299, 6.5 miles W of Weaverville. Comment
  RSA1412  Populus tremuloides E. R. Johnson 1930-10-13 1579 Trinity 1/4 mile below Canyon Creek Lakes. 1829 Comment
  HSC46865  Populus trichocarpa William J. Ferlatte 1976-9-21 1850 Trinity Big Flat at head of Coffee Creek, E side of Coffee Creek Rd. 1524 Comment
  HSC74896  Populus trichocarpa J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9937 Trinity Shasta-Trinity National Forest, Coffee Creek Rd. near Mt. Meadow Ranch 1524 Comment
  UCD110717  Populus trichocarpa Joseph M. DiTomaso 1976-7-7 588 Trinity Next to Swift Creek, 1.5 feet west of Mumford Meadows on Swift Creek Trail. 1676 Comment
  HSC90590  Potentilla cristae Jennifer Whipple 1976-6-24 1118 Trinity Trinity and Siskiyou counties, summit region of Mt. Eddy 2744 Comment
  HSC59905  Potentilla gracilis D. L. Goforth 1979-7-6 220 Trinity 0.2 mi. N of Eagle Creek Camp Comment
  HSC127  Potentilla gracilis var. fastigiata William J. Ferlatte 1966-8-4 312 Trinity Dorleska Mine 1982 Comment
  JEPS123047  Potentilla gracilis var. fastigiata D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 033 Trinity Trinity Creek Watershed Comment
  RSA49937  Potentilla gracilis var. fastigiata E. K. Balls 1949-7-6 13843 Trinity Stringtown, on road from Trinity Center to Scott Mt. 762 Comment
  CDA33624  Potentilla recta Lockhart 2010-8-26 PDR# 1475723 Trinity Mad River; Miller Spring Rd. near South Fork Mountain Rd. 0 Comment
  HSC54154  Prosartes hookeri Gilbert Muth 1979-7-18 8367 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC14301  Prunella vulgaris subsp. lanceolata R. Spellenberg 1964-6-16 437 Trinity 1/2 mi. W of Burnt Ranch on Hwy. 299 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
  HSC77975  Prunella vulgaris subsp. lanceolata John S. Palmer 1973-8-3 161 Trinity Bear Lakes Area, W side of Big Bear Lake 1768 Comment
  HSC32269  Prunella vulgaris subsp. lanceolata J. O. Sawyer 1971-8-13 2438 Trinity Between Stoddard and Mc Donald Lakes 1814 Comment
  HSC42440  Prunus emarginata Barbara Kelly 1977-5-7 415 Trinity Blue Point on Blue Point Ridge 1573 Comment
  UC1128315  Prunus emarginata L. B. Burkett 1932-9-18 56 Trinity North Fork Trinity River, Trinity National Forest North Fork Trinity River; Trinity National Forest, North Fork Trinity River 914 Comment
  UC154499  Prunus emarginata Joseph Burtt Davy and Walter C. Blasdale 1899-5 5847 Trinity Trinity Summit; North Coast Ranges, Trinity Summit 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
  HSC59874  Prunus virginiana var. demissa J. P. Smith, J. O. Sawyer 1975-6-1 8199 Trinity 1/2 mi. NW of Wildwood 915 Comment
  CAS-BOT-BC357413  Pseudognaphalium microcephalum Eugene Carter 1972-8-13 507 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along Backbone Creek Trail 1036 Comment
  HSC91395  Pseudostellaria jamesiana Jennifer Whipple 1976-7-6 1295 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2195 Comment
  HSC56769  Pseudotsuga menziesii var. menziesii G. L. Clifton, Butler 1979-7-18 8487 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC34211  Psilocarphus oregonus J. P. Smith, J. O. Sawyer 1973-7-4 7106 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC82517  Psilocarphus tenellus Thomas W. Nelson 1979-5-13 4679 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  CHSC31130  Pteridium aquilinum var. pubescens T. Spira 1979-7-21 587 Trinity Shasta - Trinity NF Weaverville. 1.5 air miles nw of Wyntoon, off of dirt rd near Flume Creek. Bonanza King. 853 Comment
  HSC54349  Pteridium aquilinum var. pubescens G. L. Clifton 1979-7-16 7853 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  CAS-BOT-BC460560  Pterospora andromedea Elizabeth McClintock 1956-6-14 s.n. Trinity Trail to Lion Lake, west of Coffee Creek Comment
  HSC65679  Puccinellia nuttalliana Donald W. Miles 1979-6-30 10 Trinity Trinity River, along Mumbo Creek Rd. 1463 Comment
  UC577420  Pycnanthemum californicum Joseph P. Tracy 1926-7-4 7707 Trinity vicinity Salyer (Koon Ranch); Northern Coast Ranges, vicinity of Salyer 457 Comment
  CAS-BOT-BC460885  Pyrola aphylla G. R. Kleeberger 1882-7-9 s.n. Trinity Unspecified 1524 Comment
  CAS-BOT-BC465511  Pyrola asarifolia P. A. Munz 1951-7-22 16834 Trinity North Yolla Bolly Mts., Patty John Basic 1981 Comment
  RSA211458  Pyrola californica William J. Ferlatte 1967-8-6 794 Trinity Canyon Creek Lakes. 1738 Comment
  CHSC34828  Pyrola picta M. S. Taylor 1980-7-15 3138 Trinity Canyon Creek trail, ca. 1/2 n of trailhead, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  HSC17972  Pyrola picta D. E. Anderson 1961-10-8 1862 Trinity Near E Weaver Lake 1982 Comment
  HSC54092  Pyrola picta Walter Overton 1979-7-17 8161 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  RSA0083250  Pyrola picta E. K. Balls 1949-6-29 13669 Trinity Ripstein Camp, Canyon Creek. 793 Comment
  UC184819  Pyrola picta Harry S. Yates Jun 1917 439 Trinity Rush Creek Comment
  CAS-BOT-BC68519  Quercus chrysolepis L. B. Kildale 1930-10-19 10274 Trinity Trinity River at Betty May Mine Comment
  HSC31469  Quercus chrysolepis Steve Selva, Roger Jensen 1974-8-27 78 Trinity Above Hwy. 299, 1.5 mi. E of Burnt Ranch Comment
  UC1196533  Quercus chrysolepis Joseph P. Tracy 1911-10-1 3547 Trinity a few mi nw Picket Peak (w side of South Fork Mt.); Northern Coast Ranges, South Fork Mt. 1524 Comment
  HSC35039  Quercus douglasii A. M. Montalvo 1975-5-18 266 Trinity Mt. Diablo Meridian, SE confluence of Panwauket Gulch and Reading Creek 610 Comment
  HSC59574  Quercus douglasii Rick Lundquist 1979-5-12 76 Trinity 0.5 mi. E on the N fork of Deerlick Springs Rd., in Blanchard Flats near Douglas City 610 Comment
  CAS-BOT-BC79599  Quercus durata Roxana S. Ferris; Laura Lorraine 1948-6-11 11703 Trinity 1.5 mi above Peanut on State Highway 36 Comment
  UCD169992  Quercus durata var. durata Louis C. Wheeler 1959-7-29 7615 Trinity Philpot Creek: ca. 2 miles SW Peanut. 915 Comment
  HSC34579  Quercus garryana R. M. Sullivan 1975-5-17 82 Trinity Along Hwy. 299 at Hayden Flat Campground 390 Comment
  HSC54190  Quercus garryana G. L. Clifton, Butler 1979-7-18 8481 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC90518  Quercus garryana C. Cavanaugh 1986-6-6 104 Trinity S Fork Rd. Comment
  UC1135601  Quercus garryana H. A. Jensen Sep 1931 230 Trinity Head of Van Duzen River Trinity Forest, Hoaglin Quad. 975 Comment
  UC162951  Quercus garryana Joseph P. Tracy 1911-9-25 3542 Trinity 7 mi below Ruth; Northern Coast Ranges, Valley of Mad River 914 Comment
  RSA476806  Quercus garryana var. garryana Christopher Davidson 1975-6-6 2710 Trinity 9.6 mi N of Weaverville on Hwy 3. Beside the road on a very steep bank above Rush Cr. 838 Comment
  HSC31485  Quercus kelloggii Steve Selva, Roger Jensen 1974-8-26 67 Trinity Along Hwy. 3 at N end of Clair Engle Lake Comment
  HSC44162  Quercus kelloggii Thomas W. Nelson, Jane P. Nelson 1977-8-6 3710 Trinity N slope of Black Lassic 1677 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
  UC130666  Quercus sadleriana H. M. Hall Jul 1909 8565 Trinity Union Creek Salmon Mountains 1280 Comment
  SEINET10477538  Quercus sadleriana Mary Susan Taylor 1980-7-1 Taylor 3033 Trinity T36N R8W e center sec 9, Trinity Dam quad. Shasta-Trinity Natl Forest; at end of Lake Eleanor turnoff road, ca. 1.3 mi NW of its jct with 36N24, ca. 14 mi W of Trinity Center. 1554 Comment
  RSA49848  Quercus vacciniifolia E. K. Balls 1949-7-1 13751 Trinity Trail from Dedrick to lakes, below Canyon Creek Meadow. 1341 Comment
  SBBG116547  Quercus vacciniifolia D. Wilken with E. Painter 2003-7-17 16157 Trinity immediately S of Scott Mtn Cmpgrd near Scott Mtn Summit 1650 Comment
  RSA211502  Raillardella pringlei William J. Ferlatte 1967-8-18 998 Trinity Head of Union Creek. 1982 Comment
  UC1196257  Ranunculus alismifolius Joseph P. Tracy 1941-6-29 16950 Trinity Hettenshaw Valley 944 Comment
  SEINET7042860  Ranunculus canus A. G. Vestal 1955-5-13 s.n. Trinity Ca. 2.5 miles northwest of Burnt Ranch. Trinity National Forest, Trinity River Valley. Ironside MTN quadrangle UTM Zone 10, 459297mE, 4521429mN. Comment
  HSC18108  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-30 1769 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  HSC27521  Ranunculus occidentalis var. occidentalis J. P. Smith 1973-4-7 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
  HSC73498  Ranunculus occidentalis var. occidentalis Gail Newton 1980-7-13 1395 Trinity Near Red Rock. 1509 Comment
  RSA49794  Ranunculus occidentalis var. rattanii E. K. Balls 1949-7-7 13871 Trinity 5.3 miles N of Eagle Creek on road to Scott Mt. 823 Comment
  HSC34200  Ranunculus uncinatus J. P. Smith, J. O. Sawyer 1973-7-4 7114 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  SEINET10493585  Rhamnus californica subsp. crassifolia Mary Susan Taylor 1980-6-16 Taylor 2891 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
  SEINET10493586  Rhamnus californica subsp. crassifolia Mary Susan Taylor 1975-4-12 Taylor 461 Trinity Underwood Mountain Rd, 1 mi S of Hwy 299, between Burnt Ranch and Big Bar. Associates: Pinus sp., Rhus diversiloba. Comment
  HSC45302  Rhamnus ilicifolia K. Irwin 1978-6-5 Trinity S facing slope at the mouth of the New River 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
  LA207872  Rhamnus purshiana Carl B. Wolf; 1937-8-12 9166 Trinity South Fork Mt., 8.3 mi. S of Cold Spring Lookout 1371 Comment
  RSA106761  Rhamnus tomentella subsp. crassifolia L. S. Rose 1955-7-17 55133 Trinity 1 mile SW of Peanut 762 Comment
  CAS-BOT-BC58159  Rhododendron columbianum C. L. Hitchcock; J. S. Martin 1939-7-11 5373 Trinity 11 mi. n. of Dedrick, e. shore of upper canyon Creek Lake. 1981 Comment
  OBI36338  Rhododendron occidentale David J. Keil 1983-7-3 17375 Trinity 1.5 mi S of Scott Mtn Pass along SR 3 1524 Comment
  CAS-BOT-BC200358  Rhododendron occidentale var. paludosum G. R. Kleeberger 1880-6-1 s.n. Trinity Unspecified Comment
  HSC46723  Rhododendron occidentale var. paludosum William J. Ferlatte 1974-8-14 1607 Trinity Long Canyon Trail 1677 Comment
  HSC65100  Rhus aromatica J. P. Smith 1973-5-6 6626 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC200747  Rhus aromatica Paul F. Covel 1937-7-15 851 Trinity Hgwy near Hayden's Flat Comment
  UC1043538  Rhus ovata P. C. Everett and E. K. Balls 1954-10-14 20298 Trinity 4.4 mi w Weaverville (along Trinity River, hwy 299); Trinity River 533 Comment
  UC302984  Rhus trilobata Joseph P. Tracy 1926-5-31 7525 Trinity near Cedar Flat (on Trinity River near it's western limit); Northern Coast Ranges, Trinity River 304 Comment
  CAS-BOT-BC111909  Rhynchospora capitellata John Thomas Howell 1936-8-27 12845 Trinity Near Trinity Center Comment
  CAS-BOT-BC92876  Ribes bracteosum J. N. Poore 1915-6-1 393 Trinity Trinity Forest. Comment
  HSC92119  Ribes inerme var. klamathense Tim Tilgham, Bruce Delgado, Rob Marheine 1987-4-5 Trinity Steelbridge Campground, 20 yds. E of river Comment
  RSA0021099  Ribes inerme var. klamathense Joseph P. Tracy 1950-4-20 18620 Trinity 10 miles southeast of Dinsmore s (about 4 miles southeast of Kuntz). Van Duzen River, 4 miles southeast of Low Gap. 793 Comment
  UC130685  Ribes lacustre H. M. Hall July, 1909 8649 Trinity Union Creek Salmon Mountains 1828 Comment
  CAS-BOT-BC168891  Ribes lobbii Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  HSC34164  Ribes lobbii J. P. Smith, J. O. Sawyer 1973-7-4 7051 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC49229  Ribes lobbii J. O. Sawyer, S. Buck 1977-6-7 2891 Trinity Corral Bottom, along road 4N45 945 Comment
  HSC56753  Ribes lobbii G. L. Clifton, Butler 1979-7-18 8439 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  UC56319  Ribes marshallii Joseph Burtt Davy Jun 21 1899-Jun 23 1899 5836 Trinity Trinity Summit Comment
  CAS-BOT-BC212590  Ribes montigenum Jennifer Whipple 1976-9-1 1744 Trinity Meadows N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes, China Mountain and Weed quads. 2316 Comment
  HSC37447  Ribes montigenum Gary S. Lester 1974-6-30 327 Trinity Trinity-Tehama county line, Yolla Bolly Wilderness Area, ridge top of S of N Yolla Bolly Peak 2317 Comment
  CAS-BOT-BC212578  Ribes montigenum Milo S. Baker 1926-8-21 288 -26 Trinity Near Sulphur Springs 2072 Comment
  HSC78296  Ribes nevadense John S. Palmer 1975-7-23 400 Trinity Bear Lakes Area, ridgetop SE of Log Lake 2000 Comment
  UC79692  Ribes nevadense A. W. Anthony 1899-1 Trinity Comment
  CHSC3463  Ribes roezlii Roger Jaegel 1966-3-26 55 Trinity Located on a dry south slope three miles west of Hyampom. Comment
  UC1222371  Ribes roezlii Joseph P. Tracy 1950-4-20 18621 Trinity 10 mi se of Dinsmore's ((about 4 1/2 mi se of Kuntz), 4 mi se of Low Gap); Van Duzen River 792 Comment
  RSA0018045  Ribes roezlii I. L. Wiggins 1950-5-29 12401 Trinity Along Coffee Creek between Lady Gulch and Adams Creek. 1372 Comment
  CAS-BOT-BC198932  Ribes roezlii var. cruentum Eugene Carter 1972-3-28 354 Trinity Just south of the beginning of the Hobo Guclch Road, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville. 480 Comment
  HSC65931  Ribes roezlii var. cruentum Cathie Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 64 Trinity Philpot Creek Campground 808 Comment
  HSC82006  Ribes roezlii var. cruentum Thomas W. Nelson, Jane P. Nelson 1979-6-15 4846 Trinity Mouth of Bear Creek 915 Comment
  HSC40624  Ribes roezlii var. roezlii Thomas W. Nelson, James Nelson 1976-6-22 2831 Trinity Below Senteney Rock 1494 Comment
  CAS-BOT-BC186299  Ribes roezlii var. roezlii W. R. Dudley 1901-8-24 s.n. Trinity Rush Creek, Salmon Mts. Comment
  HSC49287  Ribes sanguineum var. sanguineum J. O. Sawyer, S. Buck 1977-6-7 2885 Trinity Corral Bottom, along road 4N45 945 Comment
  CAS-BOT-BC173962  Ribes viscosissimum Eugene Carter 1973-8-9 661 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). Bordering Lower Grizzly Meadow 1706 Comment
  HSC51340  Rigiopappus leptocladus G. L. Clifton, Overton 1979-6-3 3623 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  CAS-BOT-BC341008  Robinia pseudoacacia L. B. Kildale 1930-10-19 10307 Trinity Trinity River at Big Bar Comment
  UCD120748  Romanzoffia sitchensis Joseph M. DiTomaso 1976-8-3 658 Trinity Smith Lake. 2133 Comment
  HSC91026  Rorippa curvisiliqua Jennifer Whipple 1976-8-19 1696 Trinity Near the upper Deadfall Lakes 2378 Comment
  CAS-BOT-BC74730  Rorippa curvisiliqua R. C. Wenk 2006-7-21 524 Trinity Coffee Creek, Big Flat Meadow. 1524 Comment
  UC709451  Rosa Joseph P. Tracy 1941-6-29 16946 Trinity Hettenshaw Valley 944 Comment
  CAS-BOT-BC147468  Rosa californica Volney Rattan s.n. Trinity Hyanpom Comment
  CAS-BOT-BC146787  Rosa gymnocarpa Alice Eastwood 1921-7-22 10681 Trinity Forest Glen, Trinity National Forest Comment
  UC1199033  Rosa pisocarpa Joseph P. Tracy 1941-6-29 16942 1/2 Trinity stream bank Hettenshaw Valley 944 Comment
  UCD113891  Rosa pisocarpa Joseph M. DiTomaso 1975-7-29 215 Trinity Trinity Alps. 2.5 miles below Big Bear Lake. 1554 Comment
  CHSC44090  Rubus laciniatus L. P. Janeway 1987-6-29 2404 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. On N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  JEPS111027  Rubus laciniatus Sue Pappalardo 1997-5-27 972 Trinity Weaverville Ranger District; Along FS road 34N13, northwest of junction with permanent unnamed tributary to Trinity River, below Trinity Dam just before expanding into Lewiston Lake. 680 Comment
  CAS-BOT-BC147995  Rubus leucodermis Eugene Carter 1975-8-13 1060 Trinity North Fork Trinity River, sandy bar north of Grizzly Cr. 1066 Comment
  CAS-BOT-BC148000  Rubus leucodermis John Thomas Howell 1937-7-27 13585 Trinity Coffee Creek Canyon near Union Creek Comment
  HSC55497  Rubus leucodermis G. L. Clifton, Butler 1979-7-18 8420 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  JEPS123162  Rubus leucodermis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 136 Trinity Scorpion Lake Comment
  HSC39014  Rubus parviflorus J. P. Smith, J. O. Sawyer 1975-6-22 8220 Trinity Granite Canyon Creek. 701 Comment
  HSC78839  Rubus parviflorus John S. Palmer 1973-9-7 205 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  HSC78840  Rubus ursinus John S. Palmer 1973-9-7 204 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  UC584242  Rudbeckia glaucescens G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2462 Trinity near Trumble Ranch (along road from Callahan to Carrville); w side Trinity River 1066 Comment
  HSC34596  Rumex acetosella Ron Ralston 1975-5-17 57 Trinity Humboldt Meridian, Hayden Flat Campground on the N side of the Trinity River adjacent to Hwy. 299 390 Comment
  CAS-BOT-BC416373  Rumex californicus G. R. Kleeberger 1880-8-1 s.n. Trinity Mt. Bally 1524 Comment
  CAS-BOT-BC421608  Rumex crispus Doris K. Kildale 1927-7-4 3682 Trinity At Forest Glen - on Eureka-Red Bluff road Comment
  HSC34175  Rumex salicifolius J. P. Smith, J. O. Sawyer 1973-7-4 7102 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  CAS-BOT-BC132724  Salix A. T. Whittemore 1979-5-12 79 -066 Trinity Flat along the Trinity River, Douglas City Campground 487 Comment
  UC1173610  Salix jepsonii Joseph P. Tracy 1935-8-8 14704 Trinity head of N. Fork of White's Creek (around White's Creek Lake); Devil's Canyon Mts. 1889 Comment
  CHSC32956  Salix lasiolepis J. P. Smith; J. O. Sawyer 1973-4-14 6099 Trinity 1 mile east of Poker Bar Road on S. R. 299. 640 Comment
  CAS-BOT-BC128278  Salix lasiolepis var. lasiolepis Elmer I. Applegate 1932-4-14 7054 Trinity Weaverville, along streams in the Trinity Mountains Comment
  CAS-BOT-BC245893  Sambucus nigra subsp. caerulea L. B. Kildale 1930-9-1 10452 Trinity Trinity River at Big French Creek Comment
  CAS-BOT-BC236490  Sambucus racemosa subsp. racemosa P. A. Munz 1951-7-22 16832 Trinity Patty John Basin, North Yolla Bolly Mts. 1981 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
  HSC100372  Sanicula bipinnata J. McRae 2010-6-24 Trinity Off Cobb Ridge, Clover Project. 335 Comment
  CAS-BOT-BC223350  Sanicula bipinnatifida Eugene Carter 1973-5-29 548 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along the North Fork Trail at Fritillary Flat. 4 mi N. of Hobo Gulch 944 Comment
  HSC73897  Sanicula bipinnatifida R. York 1980-5-24 641 Trinity Near Long Ridge. 1036 Comment
  HSC82096  Sanicula bipinnatifida Thomas W. Nelson, Jane P. Nelson 1980-5-25 5292 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  CAS-BOT-BC223349  Sanicula bipinnatifida John Thomas Howell 1936-8-26 12803 Trinity Tangle Blue Creek, Scott Mts. Comment
  HSC38915  Sanicula bipinnatifida J. P. Smith 1975-5-17 8124 Trinity Just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC55462  Sanicula crassicaulis Overton 1979-7-17 8111 Trinity Near S Fork Mtn., close to the town of Mad River 1390 Comment
  HSC74796  Sanicula crassicaulis Gail Newton 1980-7-9 1110 Trinity Near Shanty Creek. 1113 Comment
  HSC26998  Sanicula crassicaulis Larry Catton 1973-4-7 1 Trinity 1 mi. E of Grays Falls Campground on fisherman access road Comment
  HSC74239  Sanicula graveolens M. A. Baker 1980-7-10 2700 Trinity Near Senteney Rock 1554 Comment
  HSC65486  Sanicula tracyi M. A. Baker 1980-5-25 1590 Trinity Near Browns Canyon. 823 Comment
  HSC65489  Sanicula tracyi M. A. Baker 1980-5-25 1592 Trinity Near Browns Canyon. 823 Comment
  HSC65893  Sanicula tracyi Gail Newton 1980-7-13 1370 Trinity Near Red Rock. 1509 Comment
  HSC66197  Sanicula tracyi R. York 1980-5-25 808 Trinity Near Browns Canyon 823 Comment
  CAS-BOT-BC263279  Sanicula tuberosa R. C. Wenk 2005-7-18 279 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Growing along Pacific Crest Trail, 1 mile east of Highway 3 1750 Comment
  HSC35671  Sanicula tuberosa J. P. Smith, J. O. Sawyer 1973-7-4 7065 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC38870  Sanicula tuberosa J. P. Smith 1973-4-21 6284 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC78015  Sanicula tuberosa John S. Palmer 1973-6-17 7 Trinity Bear Lakes Area, below Big Bear Lake 1707 Comment
  HSC100170  Sarcodes sanguinea J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-7-9 12985 Trinity Along Forest Service Road 38N85 to the Bonanza King Lookout. 1533 Comment
  CAS-BOT-BC466324  Sarcodes sanguinea Eugene Carter 1971-7-13 289 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi NW of Weaverville. Along trail 1/2 mi NW of Keystone Meadows Helispot 1402 Comment
  HSC75729  Sarcodes sanguinea J. O. Sawyer, R. Ross 1981-6-15 4141 Trinity N of Lake Eleanor on trail 8W13 Comment
  JEPS26212  Saxifraga ferruginea Joseph P. Tracy 1935-8-7 14592 Trinity head of White's Creek (Devil's Canyon Mountains); , White's Creek 2072 Comment
  RSA66404  Saxifraga ferruginea P. A. Munz 1951-7-18 16634 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  CAS-BOT-BC436890  Saxifraga mertensiana Rose Madrone 1996-5-20 45 Trinity Gray's Falls picnic area, 42 miles from Hw. 101 on Highway 299 Comment
  JEPS43507  Saxifraga odontoloma Joseph P. Tracy 1935-8-6 14681 Trinity around White's Creek Lake (head of North Fork White's Creek); Devil's Canyon Mountains, North Fork White's Creek 1889 Comment
  UCR5091  Saxifraga punctata subsp. arguta Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Big Flat Camp 400 Comment
  UC722527  Saxifragopsis fragarioides C. L. Hitchcock and J. S. Martin 1939-7-11 5415 Trinity 11 mi n Dedrick (about 500 ft above upper Canyon Creek Lake); Salmon-Trinity Alps 1981 Comment
  UC922600  Saxifragopsis fragarioides Annie M. Alexander and Louise Kellogg 1948-8-7 5434 Trinity Trinity Mountains, Canyon Creek (tributary of Trinity River) Canyon Creek; Trinity Mountains, Canyon Creek 1676 Comment
  HSC46789  Saxifragopsis fragarioides William J. Ferlatte 1974-8-15 1630 Trinity S flank of Siligo Peak 2378 Comment
Read comments
Jun 11 2012
  HSC91305  Scirpus microcarpus Jennifer Whipple 1976-8-4 1622 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the Upper Deadfall Lakes 2165 Comment
  SEINET10584660  Scirpus subterminalis Dean W. Taylor 1996-7-7 Taylor 15827 Trinity Trinity Alps; Lake Elanor (about 8 air miles west of Trinity Center); Shasta-Trinity National Forests; T36N R8W SE1/4 Section 9; small shallow lake dominated by Nuphar bordered with subalpine forest of Abies magnifica-Tsuga mertensiana on gabbro; shallow water on lake margin. 1524 Comment
  CAS-BOT-BC541421  Scutellaria antirrhinoides G. Ledyard Stebbins 1973-6-30 s.n. Trinity W side of Dubakella Mountain 1630 Comment
  JEPS93995  Scutellaria antirrhinoides Vernon H. Oswald and Lowell Ahart 1998-7-28 9391 Trinity s.w. Hayfork (on USFS Rt.7 4.8 mi. s. of USFS Rt.10) 1255 Comment
  RSA41910  Scutellaria antirrhinoides H. C. Cantelow 1936-8-23 1643 Trinity Near Scott Ranch, Trinity River. Comment
  HSC54111  Scutellaria californica Gilbert Muth 1979-7-17 8251 Trinity Near Van Horn Peak, close to the town of Mad River 1318 Comment
  HSC54139  Scutellaria californica Gilbert Muth 1979-7-17 8325 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC54427  Scutellaria californica Walter Overton 1979-7-18 8717 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  HSC39018  Scutellaria siphocampyloides J. P. Smith, J. O. Sawyer 1975-6-22 8228 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  SEINET10499229  Scutellaria siphocampyloides Mary Merello 1993-6-21 Merello 673 Trinity Shasta-Trinity National Forest, Whiskeytown Recreational Area. Slopes around the Trinity Alps Marina. Fairview Boat Launch. Trinity Dam Road off State Hwy. 3. Disturbed forest of mixed conifer and oak. 780 Comment
  UC1299475  Scutellaria siphocampyloides Freed W. Hoffman 1949-7-19 3039 Trinity about 1 mi s Pine Root Spring ((and down ridge), Red Mountain area, s of Peanut); North Coast Ranges, Red Mountain area Comment
  UC184685  Scutellaria siphocampyloides Harry S. Yates 1914-5-25 353 Trinity Musser Hill Comment
  HSC14398  Scutellaria siphocampyloides R. Spellenberg 1964-6-16 426 Trinity 1 mi. E of Cedar Flat on Hwy. 299, near Burnt Ranch Comment
  CHSC31314  Scutellaria tuberosa Mark Stopher 1980-5-6 50 Trinity Hillside above Rte. 299 ca. 1 mi e of Cedar Flat. 350 Comment
  CAS-BOT-BC64094  Sedum lanceolatum John Thomas Howell 1937-7-29 13664 Trinity Scott Mt., on Trinity/Siskiyou county line. Comment
  HSC65956  Sedum laxum subsp. flavidum Gail Newton 1980-7-1 828 Trinity Near Hayden Roughs 1219 Comment
  JEPS109605  Sedum obtusatum subsp. retusum Dean W. Taylor 2002-5-21 18063 Trinity Coffee Creek, serpentine slopes ca. 0.5 mile West of Highway 3 bridge 777 Comment
  HSC63253  Sedum obtusatum subsp. retusum M. A. Baker 1978-7-1 595 Trinity Canyon Creek Lakes trail, 0.5 km S of Canyon Creek Falls Comment
  RSA0083648  Sedum oregonense W. J. Ferlatte 1967-8-19 1029 Trinity Red Rock Mt. 2287 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
  HSC65471  Sedum spathulifolium Gail Newton 1980-7-1 829 Trinity Near Hayden Roughs 1219 Comment
  HSC34884  Sedum spathulifolium var. spathulifolium Thomas W. Nelson 1975-5-17 1831 Trinity Beside Hwy. 299 just W of Oregon Mtn. Summit Comment
  SFV18690  Selaginella wallacei P. Wilson, M. Mesler 2003-3-2 3889 Trinity Gray Falls Camp off US-299. 290 Comment
  HSC49976  Senecio integerrimus var. major M. A. Baker 1979-5-13 706 Trinity Hobo Gulch Campground Comment
  HSC56557  Senecio integerrimus var. major G. L. Clifton 1979-7-16 7807 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  UC1199246  Senecio integerrimus var. major Joseph P. Tracy 1924-4-27 6653 Trinity near South Fork (at Salzer); Northern Coast Ranges, Trinity River 182 Comment
  UC727694  Senecio integerrimus var. major Milo S. Baker 1946-6-16 11509 Trinity Miller Spring South Fork Mt. 1524 Comment
  UC906722  Senecio integerrimus var. major Harold E. Parks and Joseph P. Tracy 1942-7-2 11597 Trinity near Cold Springs; South Fork Mt. 1676 Comment
  JEPS123446  Senecio triangularis Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -114 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
  SFV5107  Senecio triangularis B. C. Templeton 1957-6-22 s. n. Trinity Near the summit of Scott Mountain. Comment
  UCD135773  Senecio triangularis Joseph M. DiTomaso 1976-7-6 554 Trinity Trinity Alps. Parker Meadows on Swift Creek Trail; near Swift Creek. 1615 Comment
  RSA41864  Setaria viridis Scott Rauch 1936-8-25 1668 Trinity 3 mi south of Trinity Center Comment
  HSC103273  Sidalcea glaucescens Lisa D. Hoover 2014-7-16 Trinity Six Rivers National Forest, Black Lassic Quad, Lassics Botanical Area, off of 1S07, near intersection with 1S11. 1645 Comment
  UC1212147  Sidalcea malviflora subsp. asprella Francia Chisaki, Helen K. Sharsmith 1959-8-19 4728 Trinity near Trinity River ca 1 mi n Eagle Creek junction (Inner North Coast Ranges); , nr Trinity River 853 Comment
  HSC82482  Sidalcea malviflora subsp. nana Thomas W. Nelson, Jane Nelson 1979-6-14 4792 Trinity W side of Hwy. 3, across Trinity River from mouth of Bear Creek 915 Comment
  JEPS120231  Sidalcea oregana Julie Kierstead Nelson with Wendy Boes 2012-6-6 2012 -064 Trinity Corral Gulch 1/2 mi NW of Indian Valley Guard Station; W of Forest Rd. 2N10; 9 mi W of Hayfork Comment
  UC130669  Sidalcea oregana subsp. spicata H. M. Hall 1909-7-1 8688 Trinity Union Creek , Union Creek (Salmon Mountains) 1295 Comment
  HSC103730  Silene M. R. Mesler 2011-6-8 851 Trinity 4.6 miles southwest of Peanut on spur road from 31N32 about 0.5 east of NF 7 1174 Comment
  HSC103262  Silene bernardina Lisa D. Hoover 2012-7-25 Trinity Six Rivers National Forest, Mad River Ranger District, Black Lassic Quad, Lassic Botanic and Geologic Area Comment
  UC1299625  Silene bernardina Freed W. Hoffman 1949-7-14 3079 Trinity Blue Ridge North Coast Ranges, Mt. Lassic group, Blue Ridge (Mt. Lassic group, western Trinity County) 1524 Comment
  CHSC222  Silene bolanderi H. Goodyear 1939-5-28 Trinity Rush Creek road and Weaverville highway. 822 Comment
  HSC103764  Silene bolanderi M. R. Mesler 2013-6-9 1483 Trinity Near Zenia Guard Station. Rd 3S68 (off 3S18). Comment
  RSA50240  Silene californica E. K. Balls 1949-7-6 13825 Trinity 3 miles from Minersville Camp, on road to Trinity Center from Weaverville. 610 Comment
  RSA78399  Silene campanulata P. A. Munz 1952-6-29 17836 Trinity 0.25 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  HSC23443  Silene campanulata subsp. glandulosa D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5253 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC33593  Silene campanulata subsp. greenei William J. Ferlatte, B. D. Rodgers 1966-6-7 2079 Trinity 2 mi. W of Peanut on Hwy. 36 823 Comment
  UC922618  Silene grayi Annie M. Alexander and Louise Kellogg 1948-8-5 5394 Trinity on granite slope w Lower Canyon Lake; Trinity Mountains, w Lower Canyon Lake 1737 Comment
  HSC12752  Silene grayi William J. Ferlatte, Alice Q. Howard 1970-8-10 1297 Trinity Ridge W of upper Canyon Creek 2348 Comment
  RSA211232  Silene grayi William J. Ferlatte 1967-8-19 1030 Trinity Red Rock Mt.; Trinity Alps. 2287 Comment
  UCD98587  Silene grayi William J. Ferlatte; Alice Q. Howard 1970-8-10 1297 Trinity Trinity Alps; ridge west of Upper Canyon Creek. Comment
  JEPS23523  Silene hookeri W. L. Jepson 1934-5-5 16648 Trinity Forest Glen South Fork Trinity River, Forest Glen Comment
  SJSU691  Silene hookeri H. E. Barbara Peterson 1941-6-15 Trinity near Weaverville Comment
  UC1051704  Silene hookeri Helen K. Sharsmith 1953-6-26 4372 Trinity between Cold Springs and Forest Glen (bridge crossing of North Fork Post Creek); Inner North Coast Ranges, North Fork Post Creek 1066 Comment
  UC1755190  Silene hookeri Dean W. Taylor 2002-6-4 18097 Trinity Cement Creek, Trinity River watershed west of Clair Engle Reservoir, hillside ca. 400 meters NNW of Cement Creek crossing of Forest Road 36N25 (County Road 123) 1036 Comment
Read comments
Oct 11 2006
  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
  HSC45912  Silene hookeri Clark L. Miller 1978-5-12 12 Trinity Shasta Trinity National Forest, Philpot Creek and Philpot Campground on Plummer Creek Rd. 823 Comment
  RSA48001  Silene hookeri subsp. bolanderi Roxana S. Ferris, Laura Lorraine 1948-6-11 11688 Trinity 1.5 miles above Peanut on State Highway 36. Comment
  CAS-BOT-BC181265  Silene hookeri subsp. hookeri Mrs. H. C. Cantelow 1936-5-20 1246 Trinity 2 mi. N. of Carrville, Scott Ranch Road Comment
  CAS-BOT-BC389233  Silene laciniata subsp. californica P. A. Munz 1951-7-17 16591 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  HSC68742  Silene laciniata subsp. californica Jacqueline Greenleaf 1980-6-21 138 Trinity Near Van Duzen River. 914 Comment
  CAS-BOT-BC389445  Silene lemmonii Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  HSC74328  Silene lemmonii M. A. Baker 1980-6-25 2238 Trinity Near Castle Rock. 1436 Comment
  UC1046509  Silene menziesii R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3380 Trinity in pine woods at Wildwood at Wildwood Comment
  CAS-BOT-BC389492  Silene menziesii H. K. Wagnon 1957-7-27 1651 Trinity Ca 1 1/2 mi. S of Trinity Center near Swift Creek 1524 Comment
  SEINET4856210  Silene salmonacea Unknown 2004-6-3 9218 Trinity Shasta Trinity National Forest: NW of forest Service Road 36N25 (County road 123), ca 1/4 mile NW of bridge over Cement Creek. Comment
  UCD138792  Sisyrinchium bellum Joseph M. DiTomaso 1976-7-6 547 Trinity Trinity Alps. Parker Meadows on Swift Creek Trail. 1615 Comment
  SEINET10971623  Sisyrinchium californicum Mary Susan Taylor 1980-7-2 Taylor 3039 Trinity T36N R8W ne sec 16, Trinity Dam quad. Shasta-Trinity Natl Forest; in Montane Meadow between Rd 36N24 and tiny lake, on Cement Creek Drainage, 0.3 mi S of Lake Eleanor turnoff, ca. 14 mi W of Trinity Center. 1402 Comment
  CHSC70187  Sisyrinchium elmeri Jennifer Whipple 1976-8-11 1679 Trinity Meadows north of Lower Deadfall and Deadfall Lakes. 7100-7600 feet. 2164 Comment
  HSC64933  Sisyrinchium elmeri D. L. Goforth 1979-7-6 210 Trinity Scott Mtn. Meadow 1646 Comment
  UCR5005  Smilacina racemosa Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  UC130702  Smilacina stellata H. M. Hall July, 1909 8664 Trinity Dorleska Salmon Mountains Comment
  CHSC30166  Smilax californica M. S. Taylor 1980-6-30 3003 Trinity Along Davis Creek, ca. 2 mi nw of Hwy 3, ca. 7.5 mi sw of Trinity Center. 1066 Comment
  SEINET10469848  Smilax californica Mary Susan Taylor 1980-6-30 Taylor 3003 Trinity T36N R8W n half sec 33, Trinity Dam quad; Shasta-Trinity Natl Forest; along Davis Creek, ca. 2 mi NW of Hwy 3, ca. 7.5 mi SW of Trinity Center. 1067 Comment
  CHSC115040  Smilax jamesii J. Moeller 2009-6-9 09192 Trinity 2 1/2 air miles SW of the junction of Dump Road and HW 3. Comment
  UCD162895  Smilax jamesii D. O. Burge; J. K. Nelson, L. S. Sims 2015-6-4 1741 Trinity Trinity Alps, S slope of Red Mountain. 1300 Comment
  HSC35138  Solanum parishii A. M. Montalvo 1975-5-17 238 Trinity SE facing slope on trail to Denny at confluence of the New River and the Trinity River 310 Comment
  CDA41190  Solanum parishii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2742 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
  UC154014  Solanum umbelliferum Joseph P. Tracy 1908-7-1 2787 Trinity ridge between Van Duzen River and Mad River (at Low Gap); Northern Coast Ranges, Low Gap 914 Comment
  HSC255  Solidago elongata William J. Ferlatte 1967-8-17 978 Trinity Ridge between Landers Lake and Union Lake 2134 Comment
  HSC78854  Solidago elongata John S. Palmer 1973-9-7 203 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 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
  UC933466  Solidago multiradiata Annie M. Alexander and Louise Kellogg 1948-8-8 5451 Trinity near the margin of the lower end Upper Canyon Creek Lake 1767 Comment
  CAS-BOT-BC365272  Solidago velutina subsp. californica G. R. Kleeberger 1879-9-20 s.n. Trinity Unspecified 762 Comment
  SD42349  Solidago velutina subsp. californica Carl B. Wolf 1937-8-12 Trinity North coast range, South Fork mt., Cold Spring Lookout. 1645 Comment
  UC1223180  Solidago velutina subsp. californica Joseph P. Tracy 1941-9-1 17004 Trinity on Burnt Ranch Comment
  UC933375  Solidago velutina subsp. californica Annie M. Alexander and Louise Kellogg 1948-9-1 5569 Trinity Dedrick Trinity Mountains, Cloride Mine Trail, Dedrick (Cloride Mine Trail, Trinity Mountains) 1112 Comment
  CAS-BOT-BC158905  Sorbus scopulina Eugene Carter 1975-8-12 1050 Trinity Grizzly Creek, North Fork Trinity River 1051 Comment
  JEPS74460  Sparganium angustifolium W. J. Ferlatte 1966-8-24 485 Trinity edge of Canyon Creek Lakes 1708 Comment
  CAS-BOT-BC149702  Spiraea splendens F. J. Kirby 1958-7-1 1187 Trinity 5 miles s. of Trinity Center 914 Comment
  UCD114061  Spiraea splendens Joseph M. DiTomaso 1976-7-12 618 Trinity Lower Bear Basin Meadows. 1737 Comment
  HSC64968  Spiraea splendens var. splendens D. L. Goforth 1979-7-21 282 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  RSA107425  Spiranthes porrifolia Lewis S. Rose 1955-7-17 55125 Trinity Weaverville. 610 Comment
  UCLA70777  Stachys ajugoides var. rigida C. Epling, Wm. Robison 1935-7-22 Trinity near Salyer's Comment
  JEPS95307  Stellaria calycantha Vernon H. Oswald 1994-7-11 6381 Trinity T38N R6W SE1/4 Sec. 13, 6000 ft, Yellow Pine Forest. Forest Rd. 26 (to Mt. Shasta), 2.9 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir 1828 Comment
  HSC49717  Stellaria nitens J. O. Sawyer, R. J. Cole 1978-4-20 3109 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC92323  Stellaria umbellata Jennifer Whipple 1976-7-12 1437 Trinity Near Deadfall Lake 2195 Comment
  HSC312  Stephanomeria lactucina William J. Ferlatte 1966-8-6 363 Trinity Big Flat 1524 Comment
  HSC67429  Stipa lemmonii Ed Cope, John Palmer Jul 1977 519 Trinity South of trail to Granite Lake. 1280 Comment
  HSC73609  Stipa lemmonii Gail Newton 1980-7-10 1226 Trinity Near Senteney Rock 1463 Comment
  HSC32266  Stipa nelsonii subsp. dorei J. O. Sawyer 1971-8-13 2442 Trinity Near Doe Lake. 2104 Comment
  HSC101386  Stipa occidentalis var. californica J. P. Smith, J. O. Sawyer, R. J. Cole 2010-6-13 12928 Trinity Shasta - Trinity National Forest. Along Forest Service Road 36N25 to Swift Creek Trail. 881 Comment
  HSC31811  Stipa occidentalis var. occidentalis D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5535 Trinity Black Lassic 1738 Comment
  UCR37856  Stipa stillmanii J. O. Sawyer, R. J. Cole 1981-6-14 4140 Trinity Upper Bowerman Meadows on trail to Lake Anna Comment
  CHSC30177  Streptanthus barbatus M. S. Taylor 1980-7-2 3045 Trinity N side of 36N24, ca. 5 mi e of Lake Eleanor, ca. 3 mi due sw of Wyntoon. 944 Comment
  HSC59786  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-6-23 4317 Trinity Along FS Rd. 30, 1 mi. from junction with Hwy. 36 Comment
  HSC69972  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4233 Trinity Along Hwy. 3 at Hayfork Summit 1062 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
  CAS-BOT-BC61141  Streptanthus barbatus Clare B. Hardham 1971-8-12 18351 Trinity Trinity River where it enters Trinity Lake. Comment
  UCD69115  Streptanthus barbatus D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-15 s.n. Trinity Peanut-Forest Glen. Salt Creek. Open Jeffrey pine forests with leather oak understory (Pinus jeffreyi-Quercus durata) on masive serpentine outcrop soils. 750 Comment
  CAS-BOT-BC61262  Streptanthus breweri L. Constance; R. Bacigalupi; S. Carlquist; R. Moran; R. L. Rodriguez 1951-6-13 3387 Trinity Post Creek, 6.8 miles west of Peanut on road to Forest Glen. Comment
  CHSC35591  Streptanthus breweri Thomas W. Nelson; Dave Gordon 1980-6-10 5574 Trinity Shasta-Trinity National Forest. Along road 1N05 at the copper mine along Copper Mine Hill. 1463 Comment
  CAS-BOT-BC61264  Streptanthus breweri Roger Raiche 1985-6-15 RR 50540 Trinity Near Kettenpom, ca. 0.4 mile south on road to Covelo. 1005 Comment
  SEINET10449028  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-20 Nelson 5718 Trinity Dubakella quad. T29n, r12w, sec 10. Shasta-trinity national forest. Along rd 29n73 1.6 mi. S. Of jct. With st. Rt. 36. Serpentine scrub and barrens. Comment
  CAS-BOT-BC87888  Streptanthus tortuosus Joseph P. Tracy 1935-8-5 14542 Trinity Devil's Canyon Mountains. At head of White's Creek. 2072 Comment
  CAS-BOT-BC87893  Streptanthus tortuosus C. L. Hitchcock; J. P. Martin 1939-7-11 5407 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick. 1889 Comment
  HSC39125  Streptanthus tortuosus Gary S. Lester 1974-6-29 312 Trinity FS Rd. 28N10, near Grasshopper Camp 1372 Comment
  HSC46741  Streptanthus tortuosus William J. Ferlatte 1974-8-15 1631 Trinity Summit of Siligo Peak 2488 Comment
  UC1492827  Streptanthus tortuosus Freed W. Hoffman 1950-7-10 3446 Trinity Burnt Ranch North Coast Ranges, Trinity River Comment
  UC956544  Streptanthus tortuosus Freed W. Hoffman 1948-7-4 2297 Trinity Road from Bayles to Trinity Center 2.5 mi from Trinity Center-French Gulch road; North Coast Ranges 731 Comment
  UC956550  Streptanthus tortuosus Freed W. Hoffman 1949-7-16 2854 Trinity sandstone outcrop just s Mt. Lassic Lookout Station (on Humboldt-Trinity co. line) 1524 Comment
  UC117371  Streptanthus tortuosus var. orbiculatus J. W. Blankinship 1893-6-27 Trinity Ketten Pum Cr. Comment
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Mar 22 2013
  CHSC556  Streptanthus tortuosus var. pallidus H. Goodyear 1939-5-27 Trinity Canyon Creek road. Comment
  HSC32671  Streptanthus tortuosus var. tortuosus Thomas W. Nelson 1973-7-10 1022 Trinity Red Lassic area 1799 Comment
  UC722360  Suksdorfia ranunculifolia C. L. Hitchcock and J. S. Martin 1939-7-11 5377 Trinity cliffs between upper Canyon Creek Lake and lower Canyon Creek Lake (11 mi n of Dedrick); Salmon-Trinity Alps 1889 Comment
  CAS-BOT-BC269640  Symphoricarpos albus var. laevigatus Milo S. Baker 1926-8-2 172 -'26 Trinity Trinity Alps Resort - above ranch house Comment
  RSA21435  Symphoricarpos hesperius C. B. Wolf 1937-8-12 9199 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  CAS-BOT-BC237092  Symphoricarpos mollis Eugene Carter 1974-6-13 821 Trinity Along the North Fork Trinity River 2 miles north of Grizzly Creek, Salmon-Trinity Alps and vicinity 1097 Comment
  CAS-BOT-BC97893  Symphyotrichum eatonii P. A. Munz 1936-8-11 14368 Trinity Little Trinity River, Forest Glenn 762 Comment
  JEPS98792  Symphyotrichum foliaceum Sue Pappalardo 1996-9-26 903 Trinity W of Forest Glen (from Forest Glen Campground to approx. 3/4 mi downstream; South Fork of Trinity River); Shasta-Trinity National Forest, Hayfork Ranger District 700 Comment
  HSC92266  Symphyotrichum foliaceum var. parryi Jennifer Whipple 1977-9-9 2289 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC64937  Symphyotrichum hendersonii D. L. Goforth 1979-7-6 213 Trinity Scott Mtn. Meadow 1646 Comment
  JEPS121442  Symphyotrichum spathulatum Julie Kierstead Nelson, Susan Erwin, Martin Lenz 2009-8-26 2009 -007 Trinity In Upper Hayfork Creek watershed, ca. 200 m east of Forest Road 30; 3 miles south of Highway 36. Comment
  JEPS77432  Symphyotrichum spathulatum William J. Ferlatte 1976-9-21 1828 Trinity w side, (w edge of ephemeral pond (L. Martin), Big Flat at head of Coffee Cr.) Coffee Creek Rd.; Trinity Alps, Coffee Creek 1524 Comment
  HSC27154  Synthyris cordata J. P. Smith, J. O. Sawyer 1973-2-10 5831 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  HSC34122  Synthyris cordata J. O. Sawyer 1970-5-2 2609 Trinity Above New River 244 Comment
  CHSC30195  Tauschia glauca M. S. Taylor 1980-7-1 3027 Trinity At loop in road 36N24, ca. 0.4 mi ne of its jct with 36N25, ca. 9 mi w of Trinity Center. 1280 Comment
  CHSC30196  Tauschia glauca M. S. Taylor 1980-7-1 3025 Trinity On ridge both sides of 36N25-Swift Creek Rd, at loop, ca. 0.2 mi s of its jct with 36N24, ca. 2.9 mi due sw of Trinity Center. 1219 Comment
  RSA94032  Tauschia glauca R. C. Barneby 1954-5-17 11547 Trinity Spur of Trinity Mountains, 4 miles SW of Trinity Center 945 Comment
  CAS-BOT-BC81354  Taxus brevifolia John Thomas Howell 1955-6-13 30394 Trinity 7.5 miles from Hayfork on road to Douglas City 762 Comment
  CAS-BOT-BC81355  Taxus brevifolia Mr. Merrel Ackley; Mrs. Merrel Ackley 1964-10-10 s.n. Trinity Deer Lick Springs, Browns Creek, Trinity Nat. Forest 914 Comment
  CHSC63491  Taxus brevifolia Vernon H. Oswald; Lowell Ahart 1994-8-1 6426 Trinity Forest Rd. 40N45 at Little Picayune Creek, 5.1 mi N of Forest Rd. 26, ca. 4.5 mi (air) SW of Mt. Eddy. 1828 Comment
  UC1134369  Taxus brevifolia L. B. Burkett 1932-9-5 54 Trinity Big Bar, Canyon Ck. Trinity Forest 914 Comment
  UC54784  Taxus brevifolia P. E. Goddard 1901-6 129 Trinity Trinity Summit Comment
  HSC4483  Tellima grandiflora William J. Ferlatte 1967-8-6 789 Trinity Canyon Creek Lakes above upper lake 1738 Comment
  RSA50057  Tellima grandiflora E. K. Balls 1949-7-1 13736 Trinity Above Canyon Creek Meadow, trail to lakes. 1402 Comment
  HSC50822  Thalictrum polycarpum G. L. Clifton, Overton 1979-6-3 3641 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  CAS-BOT-BC77735  Thelypteris nevadensis P. A. Munz 1936-8-10 14342 Trinity 5 mi. west of Forest Glen Comment
  UC1440268  Thelypteris nevadensis L. L. Kiefer 1963-8-11 801 Trinity ca. 2 mi w Forest Glen (along rd.) 1219 Comment
  HSC40512  Thermopsis gracilis J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2578 Trinity Along trail to Granite Lake 1372 Comment
  HSC44177  Thermopsis gracilis M. A. Baker 1977-5-21 297 Trinity Eagle Creek Campground 851 Comment
  HSC26311  Thysanocarpus curvipes Thomas W. Nelson 1971-4-24 385 Trinity Along New River Trail Comment
  HSC28359  Thysanocarpus curvipes J. P. Smith 1973-4-21 6156 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  CAS-BOT-BC66861  Thysanocarpus curvipes John H. Thomas 1968-4-21 14369 Trinity Near Highway 299, 0.5 mile west of Hayden Flat campground between Burnt Ranch and Del Loma. 360 Comment
  HSC64810  Thysanocarpus curvipes J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8516 Trinity Hwy. 299, 7 mi. W of Whites Bar, above Trinity River 427 Comment
  CAS-BOT-BC447691  Tiarella trifoliata var. unifoliata L. B. Kildale 1930-7-20 10432 Trinity Upper Van Duzen River near Cobbs Comment
  CHSC114643  Tiarella trifoliata var. unifoliata V. Long 1991-6-21 6 Trinity Big Bar Ranger Dist. Sec. 23 SE1/4 of NW1/4. In deep shade at edge of Buckthorn Creek. Comment
  UC130653  Tofieldia occidentalis subsp. occidentalis H. M. Hall Jul 1909 8658 Trinity near Dorleska; Salmon Mountains 1950 Comment
  POM188487  Tolmiea menziesii Marcus E. Jones 1931-7-15 28897 Trinity Willow Creek near Weaverville 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
  SEINET10548368  Tonella tenella Mary Susan Taylor 1980-6-12 Taylor 2860 Trinity On W side of 5N40, ca. 2.3 mi S of its jct with Underwood Mt Road (5N09), ca. 8.1 mi S of Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  RSA276659  Tonestus lyallii William J. Ferlatte, Alice Q. Howard 1970-8-11 1308 Trinity Thompson Peak. Ridge west of summit. 2683 Comment
  HSC28174  Torilis arvensis Larry Catton 1973-6-1 15 Trinity 1 mi. E of Grays Falls Campground on Fishermen Access road Comment
  SEINET13945435 Image available Torilis arvensis W. Ferlatte 1966-1 2023 Trinity 1 mi W of Hayden Flat campground along Hw. 299, alt. 1200 ft. T5W R7E 366 Comment
  UCD93244  Torreyochloa pallida var. pauciflora H. S. Yates 1914-6-29 470 Trinity Upper Rush Creek. 877 Comment
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May 17 2012
  HSC60126  Toxicodendron diversilobum M. A. Baker 1977-5-8 258 Trinity Philpot Campground Comment
  UCD138329  Triantha occidentalis Joseph M. DiTomaso 1976-7-6 551 Trinity Trinity Alps, Parker Meadows on Swift Creek Trail. 1615 Comment
  HSC276  Triantha occidentalis subsp. occidentalis William J. Ferlatte 1967-8-18 997 Trinity Head of Union Creek 1982 Comment
  CAS-BOT-BC519581  Triantha occidentalis subsp. occidentalis H. M. Hall 1909-7-1 8658 Trinity Bogs near Sarleska 1950 Comment
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Nov 12 2020
  CDA40992  Trichostema laxum G. D. Barbe 1985-7-23 4242 Trinity One mile south of Peanut, just south of Salt Creek Bridge, Highway 3. Comment
  HSC35156  Trifolium ciliolatum Pamela Bruce 1975-5-17 38 Trinity Humboldt Meridian; along S.R. 299 at the Hayden Flat Campground 390 Comment
  OBI12699  Trifolium cyathiferum Carl B. Wolf 1937-6-20 8936 Trinity North Coast range, Along Mad river, 5-8/10 mi above Eureka-Red Bluff rd on rd to Ruth Comment
  UCD110541  Trifolium dichotomum P. B. Kennedy 1833-1 s.n. Trinity Douglas. 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
  CAS-BOT-BC94433  Trifolium howellii R. C. Wenk 2005-7-18 270 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Hwy 3 between Callahan and Coffee Creek, near Scott 1800 Comment
  HSC82302  Trifolium longipes Thomas W. Nelson, Jane P. Nelson 1979-6-15 4819 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  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
  RSA91448  Trifolium longipes subsp. elmeri J. T. Howell 13592 Trinity Coffee Creek Canyon near Battle Creek. Comment
  UC1347202  Trifolium longipes var. elmeri John Thomas Howell 1937-7-27 13592 Trinity near Battle Creek (Coffee Creek Canyon) Comment
  UC1223369  Trifolium longipes var. hansenii Joseph P. Tracy 1935-8-7 14629 Trinity at head White's Creek; Devil's Canyon Mtns Comment
  UC968601  Trifolium longipes var. hansenii C. L. Hitchcock and J. S. Martin 1939-7-11 5374 Trinity 10 mi n Dedrick (Lower Canyon Creek Lake); Salmon-Trinity Alps Comment
  RSA322220  Trifolium obtusiflorum John M. Gillett, A. G. Moulds, George W. Gillett 1964-6-7 12615 Trinity Trinity River Ridge, South Fork Road. About 1 miles east of Willow Creek. 183 Comment
  UCD109284  Trifolium pratense Joseph M. DiTomaso 1975-8-4 230 Trinity Morris Meadows. 1325 Comment
  HSC65025  Trifolium productum D. L. Goforth 1979-6-15 169 Trinity Trinity Alps Wild Area, N of Landers Lake 2180 Comment
  UCD109296  Trifolium productum Joseph M. DiTomaso 1975-7-21 161 Trinity 0.25 mile below Boulder Pass above Big Boulder Lake. 2011 Comment
  CDA4327  Trifolium repens T. C. Fuller 1964-6-23 12232 Trinity Road to Douglas City, 1.7 miles east of Hayfork. 0 Comment
  HSC44840  Trifolium willdenovii Thomas W. Nelson, Jane P. Nelson 1977-6-19 3538 Trinity Above Senteney Rock. 1494 Comment
  POM349581  Trifolium willdenovii James Payne Smith 1973-5-6 6654 Trinity Blanchert Flats near Douglas City. Comment
  UCD109958  Trifolium wormskioldii W. A. Williams 1957-7-22 57 D Trinity Bear Creek Meadows near Cabin: Shasta National Forest; east of Mt. Eddy. 1828 Comment
  HSC38173  Trillium albidum Thomas W. Nelson, Jane P. Nelson 1976-5-23 2514 Trinity Brown's Canyon Campground. Comment
  HSC74799  Trillium albidum Gail Newton 1980-7-9 1103 Trinity Near Shanty Creek. 1113 Comment
  RSA256732  Trillium albidum R. M. Sullivan 1975-5-17 91 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Road. 825 Comment
  RSA79313  Trillium albidum E. K. Balls, Lee W. Lenz 1952-5-11 17189 Trinity 5 miles southeast of Zenia on road from Mina to Harris. Comment
  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
  CAS-BOT-BC133385  Trillium ovatum Hay Fork School 1924-4-24 s.n. Trinity Hay Fork Comment
  CHSC57555  Trillium ovatum A. M. Walsh 1990-4-7 14 Trinity USFS campground n of Peanut. Comment
  CHSC57556  Trillium ovatum Michelle Y. Wagner 1990-4-9 14 Trinity 10.9 miles e of the city of Mad River on Hwy 36. 1432 Comment
  RSA211327  Trillium ovatum subsp. oettingeri William J. Ferlatte 1966-6-2 60 Trinity Upper Canyon Creek Meadow 1524 Comment
  CHSC93415  Trisetum canescens B. Castro; L. Janeway 1996-7-7 681 Trinity Ca. 2.5 air mi NNE of Trinity Mtn, in upper drainage of Feeny Gulch. Along dirt road ca 1 rd mi NE of its jcn with Feeny Gulch Rd (which is USFS Rd 35N32); this road is <0.5 mi to the W of and roughly parallels the Shasta-Trinity Co. Line Rd. 1230 Comment
  UC192376  Trisetum canescens Harry S. Yates 1914-7-20 536 Trinity Head of Rush Creek 1676 Comment
  CAS-BOT-BC227175  Trisetum cernuum Eugene Carter 1975-8-19 1088 A Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Near Rattlesnake Lake Camp 1691 Comment
  CAS-BOT-BC135824  Triteleia crocea Mrs. H. C. Cantelow 1936-5-20 s.n. Trinity 3 miles n. of Carrville Comment
  UC922505  Triteleia crocea Annie M. Alexander and Louise Kellogg 1949-7-14 5803 Trinity nw Trinity Center; Union Creek, South Branch of Coffee Creek 1828 Comment
  HSC3092  Triteleia crocea Dorothy Parker 1949-6-11 313 Trinity Above Tangle Blue Creek 1677 Comment
  UC1333313  Triteleia crocea var. modesta Dorothy Parker 1949-6-11 313 Trinity steep hillside above Tangle Blue Creek 1676 Comment
  HSC44926  Triteleia hyacinthina J. P. Smith, J. O. Sawyer 1975-6-22 8254 Trinity FS 30N38 from SR 36 to Cold Springs Campground 762 Comment
  UC667966  Tsuga mertensiana Joseph P. Tracy 1935-8-6 14582 Trinity at head White's Creek; Devil's Canyon Mts., White's Creek 1981 Comment
  CDA35778  Turritis glabra J. R. Keck Jr., Bishop 1993-5-12 PDR# 725221 Trinity South side of Conner Creek Road and Red Hill Road; northwest of Junction City. 0 Comment
  HSC39694  Uropappus lindleyi D. E. Anderson, J. P. Smith 1971-6-21 - 1141 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  UCD111538  Urtica dioica subsp. gracilis Joseph M. DiTomaso 1975-8-20 283 Trinity 200 yards E of Willow Creek on Deer Creek Trail. 1645 Comment
  CHSC30132  Utricularia vulgaris M. S. Taylor 1980-6-12 2866 Trinity In pond, on s side of %n40 [sic.], ca. 3.7 mi s of its jct with 5N09--Underwood Mt Rd, ca. 9.5 mi s of Trinity Hwy 299, at Burnt Ranch. Comment
  CHSC63510  Vaccinium cespitosum Vernon H. Oswald 1994-8-1 6427 Trinity Forest Rd. 40N45 at Cedar Creel, 9.3 mi N of Forest Rd. 26, ca. 3.0 mi (air) SW of Mt. Eddy. 1905 Comment
  JEPS87805  Vaccinium cespitosum Vernon H. Oswald and Lowell Ahart 1994-8-1 6427 Trinity ca. 3.0 (air) mi. s.w. Mt. Eddy (Forest Rd. 40N45 at Cedar Creek, 9.3 mi. n. of Forest Rd. 26) 1905 Comment
  JEPS87806  Vaccinium cespitosum Vernon H. Oswald and Lowell Ahart 1994-8-1 6427 Trinity ca. 3.0 (air) mi. s.w. Mt. Eddy (Forest Rd. 40N45 at Cedar Creek, 9.3 mi. n. of Forest Rd. 26) 1905 Comment
  CAS-BOT-BC267277  Valeriana Annie M. Alexander; Louise Kellogg 1949-7-3 5762 Trinity Saddle between N Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC46808  Valeriana californica William J. Ferlatte 1976-7-8 1801 Trinity Union Creek side of Parker Divide. 2100 Comment
  UC169911  Vancouveria hexandra Mrs. M. H. Manning 1901-7-1 119 Trinity Trinity Summit Comment
  CAS-BOT-BC76073  Vancouveria planipetala Doris K. Kildale 1929-3-26 9217 Trinity Salyer - Trinity River. Comment
  RSA57271  Vancouveria planipetala E. K. Balls, Lee W. Lenz 1956-6-12 21660 Trinity 4.4 miles SW from Willow Creek along Hwy 299, Willow Creek to Arcata. 366 Comment
  HSC54158  Veratrum insolitum Gilbert Muth 1979-7-18 8377 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  UC1212574  Verbascum blattaria Francia Chisaki and Helen Sharsmith 1959-8-18 4727 Trinity near Trinity River ca 1 mi n Eagle Creek junction; Inner North Coast Ranges, nr Trinity River n Eagle Creek jct 853 Comment
  HSC55532  Verbena menthifolia G. L. Clifton 1979-7-19 8607 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC91107  Veronica americana Jennifer Whipple 1977-9-9 2265 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC94386  Veronica americana R. C. Wenk 2005-6-17 154 Trinity Coffee Creek, Big Flat Meadow, in vicinity of cabin at N end of meadow 1524 Comment
  JEPS85649  Veronica copelandii L. R. Heckard and P. Rubtzoff 1971-8-1 2690 Trinity 1 air mi sw of Mount Eddy summit (se edge of Middle Deadfall Lake); Middle Deadfall Lake 2225 Comment
  HSC55523  Veronica peregrina subsp. xalapensis Gilbert Muth 1979-7-18 8575 Trinity Near Armstrong Creek, close to the town of Mad River 914 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
  JEPS120470  Viburnum opulus Julie Kierstead Nelson with Lusetta Nelson, Martin Lenz 2012-8-13 2012 -084 Trinity Hwy. 3 N of Clair Engle (Trinity) Lake, Carrvile. Comment
  RSA0049743  Viburnum opulus Dean Wm. Taylor 2012-9-20 21315 Trinity Highway 3 at Carville, west side of the highway 732 Comment
  CHSC66334  Vicia americana var. americana V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7932 Trinity Deer Lick Knob Rd. (Forest Route 1) 15.9 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Plantina. 1066 Comment
  HSC40809  Vicia americana var. americana Thomas W. Nelson, Jane P. Nelson 1976-7-1 2958 Trinity Along FS Rd. 5E27 just S of Senteney Rock 1524 Comment
  HSC44839  Vicia americana var. americana Thomas W. Nelson, Jane P. Nelson 1977-6-19 3536 Trinity Beside Senteney Rock 1494 Comment
  HSC68286  Vicia americana var. americana Thomas W. Nelson 1976-6-10 2687 Trinity Along Rd. 6E42 Comment
  HSC74899  Vicia americana var. americana J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9949 Trinity Shasta-Trinity National Forest, along Coffee Creek Rd. at Coffee Creek Ranch. 976 Comment
  HSC82631  Vicia americana var. americana Thomas W. Nelson 1979-5-13 4649 Trinity Along road from S.R. 3 to Deerlick Springs ca. 2 mi. S of Blanchard Flats 640 Comment
  SEINET7040252  Vicia americana var. americana A. G. Vestal 1963-6-5 s.n. Trinity 4.3 miles south of Haystack. Dubakella Mtn. Quadrangle UTM Zone 10, 485910mE, 4481840mN. Comment
  CAS-BOT-BC270203  Viola adunca John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53481</