Search Results — 2000 specimen records retrieved (1402 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)
Results for search: County=TRINITY; Source=All;   

Mapping Options:
BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)
Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC28805  Abies concolor J. P. Smith 1973-4-21 6242 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 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
  CLARK-A1528-7760  Acer circinatum John C. Roos 1939-7-7 549 Trinity Trinity Mountains Comment
  UC668178  Acer circinatum Joseph P. Tracy 1935-8-9 14729 Trinity near mouth Pony Creek (East Fork of New River); , near mouth of Pony Creek 731 Comment
  UC1171596  Acer glabrum var. glabrum H. A. Jensen 1932-8-11 252 Trinity Head of Canyon Creek Trinity Forest, Big Bar Quad. 1737 Comment
  UC184672  Acer glabrum var. glabrum Harry S. Yates 1914-7-13 476 Trinity Bear Creek Comment
  CAS-BOT-BC331631  Acer macrophyllum G. R. Kleeberger 1880-7-9 s.n. Trinity Weaverville 1524 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
  HSC47619  Acer negundo var. californicum J. P. Smith 1977-5-15 9070 Trinity Along Hwy. 3 in Yreka Comment
  HSC71736  Achillea millefolium M. A. Baker 1980-6-25 2338 Trinity Near Castle Rock 1280 Comment
  HSC73270  Achillea millefolium M. A. Baker 1980-7-12 2832 Trinity Near Black Lassic 1753 Comment
  UCR45391  Achillea millefolium Michelle A. Strull 1985-6-21 16 Trinity 0.1 mi. east of Hayfork Bally Lookout on Love Letter Spr Rd. 1871 Comment
  CHSC98787  Achnatherum lemmonii Julie Kierstead Nelson; S. Erwin, J. Paulo, S. Hee, L. Woolley 2006-6-20 2006 -34 Trinity Hackney Spring, Wild Mad Road 30. Grassland up slope west of road, 1300 Comment
  RSA249364  Achnatherum lemmonii var. lemmonii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5642 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  HSC68037  Achyrachaena mollis J. P. Smith 1973-5-6 6649 Trinity Blanchert Flats near Douglas City Comment
  HSC23708  Acmispon micranthus J. O. Sawyer 1970-5-23 2577 Trinity Above New River 244 Comment
  HSC98338  Acmispon micranthus Walter Overton 1979-7-18 8197 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC82118  Acmispon micranthus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5286 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  HSC74612  Acmispon nevadensis M. A. Baker 1980-7-10 2753 Trinity Near Senteney Rock 1554 Comment
  UC465621  Aconitum columbianum Mrs. M. H. Manning 1901-7-1 30 Trinity Trinity Summit Comment
  HSC35887  Aconitum columbianum subsp. columbianum J. P. Smith, J. O. Sawyer 1973-7-27 7174 Trinity Trail to Deadfall Lakes. 1951 Comment
  HSC78750  Aconitum columbianum subsp. columbianum John S. Palmer 1973-8-3 147 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  JEPS123421  Aconitum columbianum subsp. columbianum Julie Kierstead Nelson with Marie Buell 2015-7-14 2015 -073 Trinity Yolla Bolly Wilderness; near Tehama County line; 0.3 miles W of North Yolla Bolly; headwaters of the east for of the south Fork of Trinity River. Comment
  CAS-BOT-BC391589  Aconitum columbianum subsp. viviparum Eugene Carter 1969-7-20 350 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along North Fork Trail, 1 mi. below Jorstad cabin, on the west side of the trail crossing 1036 Comment
  RSA67538  Aconitum columbianum var. columbianum P. A. Munz 1951-7-21 16745 Trinity Head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  HSC336  Aconogonon davisiae William J. Ferlatte 1967-8-11 906 Trinity Below the ice fields on the north side of Thompson Peak 2287 Comment
  UCD102285  Aconogonon davisiae Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail. Mount Eddy close to the summit. 2640 Comment
  CAS-BOT-BC418779  Aconogonon phytolaccifolium P. A. Munz 1951-7-21 16805 Trinity South slope of North Yolla Bolly Pk. 2270 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
  JEPS74626  Actaea rubra William J. Ferlatte and Alice Q. Howard 1970-8-9 1292 a Trinity slope above upper lake Boulder Cr. Lakes; Trinity Alps, Boulder Cr. Lakes 1920 Comment
  CAS-BOT-BC30285  Adenocaulon bicolor G. R. Kleeberger 1879-9-20 s.n. Trinity unspecified 762 Comment
  HSC56733  Adenocaulon bicolor Gilbert Muth 1979-7-18 8374 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  CAS-BOT-BC65534  Adiantum aleuticum G. R. Kleeberger 1879-10-18 s.n. Trinity Weaverville Comment
  HSC950  Adiantum aleuticum William J. Ferlatte, B. D. Rogers 1966-6-1 2051 Trinity 4 mi. N of Junction City 610 Comment
  CAS-BOT-BC65533  Adiantum aleuticum Peter H. Raven; R. Snow 1958-7-20 13622 Trinity Big Bar Public Camp, on south side of Trinity River near Big Bar Comment
  RSA78322  Agastache urticifolia P. A. Munz 1952-6-29 17857 Trinity Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 884 Comment
  RSA285712  Ageratina occidentalis D. C. Michener 1980-7-31 3758 Trinity Along the New River ca. 0.5 miles below Denny Comment
  UC1585414  Ageratina occidentalis R. Raiche, Kurt Zadnik, and H. Forbes 1989-10-4 UCBG 82 Trinity Mt. Eddy area below Deadfall Lakes; Mt. Eddy 2136 Comment
  UC472352  Ageratina occidentalis Harry S. Yates 1914-7-13 489 Trinity Stuarts Comment
  UC582965  Ageratina occidentalis P. A. Munz 1936-8-2 14369 Trinity banks of Little Trinity River; , Forest Glenn 762 Comment
  UC774951  Ageratina occidentalis Carl B. Wolf 1937-8-12 9203 Trinity Cold Spring Lookout North Coast Range, South Fork Mt., Cold Spring Lookout 1645 Comment
  CAS-BOT-BC29462  Ageratina occidentalis Volney Rattan 1883-6-1 s.n. Trinity Forks of Trinity Comment
  HSC92436  Agoseris aurantiaca Jennifer Whipple 1977-8-3 2111 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  CAS-BOT-BC15372  Agoseris grandiflora var. leptophylla L. R. Abrams 1916-7-22 6248 Trinity Wildwood Comment
  CAS-BOT-BC22795  Agoseris heterophylla John Thomas Howell 1937-7-21 13224 Trinity Big Flat Comment
  HSC42075  Agoseris heterophylla Tom Duebendorfer 1977-5-21 38 Trinity Eagle Creek Campground 851 Comment
  HSC42441  Agoseris heterophylla Barbara Kelly 1977-5-7 414 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC82634  Agoseris heterophylla Thomas W. Nelson 1979-5-13 4653 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  RSA48215  Agoseris heterophylla Roxana S. Ferris, Laura Lorraine 1948-6-11 4460 Trinity Summit between Mad River and south fork of Trinity River, State highway 36. 1360 Comment
  HSC73861  Agoseris retrorsa M. A. Baker 1980-7-2 2591 Trinity Near Swim Ridge. 1341 Comment
  CAS-BOT-BC227207  Agrostis exarata Eugene Carter 1975-8-14 1066 Trinity North Fork Trinity River. At Keystone Flat 899 Comment
  JEPS123063  Agrostis exarata D. Burge and J. Nelson with Jepson Herbarium workshop participants 2017-6-27 JHWS- 093 Trinity Scorpion Lake Comment
  UCD52546  Agrostis exarata Dean W. Taylor; Kathleen A. Teare 1979-9-13 7699 Trinity Smoky Creek headwaters, 8 miles SE of Forest Glen. 1158 Comment
  HSC58736  Agrostis gigantea G. L. Clifton 1979-7-19 8602 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  SEINET201013  Agrostis oregonensis Joseph P. Tracy 1930-7-19 8904 Trinity Sout Fork Mountain openings in fir forest near McKay Camp Comment
  CHSC88590  Agrostis stolonifera L. P. Janeway; Gail Kuenster 2004-6-24 8175 Trinity Klamath Ranges. Large floodplain ('Grass Valley') on south side of Trinity River just east of Grassy Valley Creek. 'Hamilton Ranch. 535 Comment
  JEPS68413  Agrostis thurberiana F. P. Cronemiller 1923-7-12 767 Trinity Indian Dick Ranger Station California National Forest Comment
  UC552710  Agrostis thurberiana Joseph P. Tracy 1935-8-7 14612 Trinity head of Whites Creek Devils Canyon Mts., Whites Creek 2072 Comment
  RSA276675  Agrostis variabilis William J. Ferlatte, Alice Q. Howard 1970-8-9 1288 Trinity Trinity Alps; Boulder Cr. Lakes; at west end of lower lake. 1799 Comment
  HSC21236  Ailanthus altissima R. Spellenberg 1964-6-18 468 Trinity Near Trinity River, 5 mi. W of Junction City on Hwy. 299 Comment
  UCD55742  Aira caryophyllea Freed W. Hoffman 1946-5-24 1725 Trinity along Trinity River. Comment
  UC275540  Allium acuminatum Joseph P. Tracy 1923-6-30 6459 Trinity near summit on Weaverville Road; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  CAS-BOT-BC462238  Allium amplectens H. C. Cantelow 1936-5-20 s.n. Trinity Summit of Scott Mt. Comment
  CAS-BOT-BC462244  Allium amplectens Alice Eastwood; John Thomas Howell 1937-6-25 4971 Trinity Between Eagle and Bear creeks Comment
  POM258067  Allium amplectens C. L. Hitchcock, J. S. Martin 1939-7-12 5358 Trinity 1 miles above Canyon Creek Meadow, 8 miles above Dedrick in Salmon-Trinity Alps. 1524 Comment
  SEINET3883768  Allium amplectens D. W. McNeal 1977-6-7 2049 Trinity Beside the rd. to Eagle Creek campgroun 0.3 mi. w. of Hwy. #3 n. of Coffee Creek and 0.1 mi. from the Trinity River Bridge, Shasta Nat. For.; 0 Comment
  UC275544  Allium bolanderi Joseph P. Tracy 1923-6-28 6401 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 457 Comment
  HSC65847  Allium bolanderi var. bolanderi M. A. Baker 1980-6-25 2342 Trinity Near Castle Rock 1280 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
  HSC547  Allium campanulatum William J. Ferlatte 1967-8-11 896 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake. 2134 Comment
  JEPS8333  Allium campanulatum Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3376 Trinity Wildwood 1005 Comment
  UC1299312  Allium campanulatum Freed W. Hoffman 1949-7-14 2892 Trinity n side of Signal Peak near summit; North Coast Ranges, Mt. Lassis group, Signal Peak Comment
  HSC60383  Allium cratericola Kenneth Clark 1979-5-12 267 Trinity Shasta-Trinity National Forest, 1.2 mi. W of Peanut, Philpot Campground, 100 yds. N of Plumer Creek Rd. 793 Comment
  CHSC30129  Allium falcifolium M. S. Taylor 1980-6-18 2926 Trinity On s side of Midas Saddle Rd, ca. 4.5 mi n of its jct with Hwy 36. Near Wilson Point. 1219 Comment
  HSC543  Allium falcifolium William J. Ferlatte 1967-6-28 547 Trinity East side of Packers Peak 2073 Comment
  CAS-BOT-BC469084  Allium falcifolium Lewis S. Rose 1955-6-13 55081 Trinity 3 miles north of Peanut 762 Comment
  CAS-BOT-BC469087  Allium falcifolium Alice Eastwood; John Thomas Howell 1937-6-25 4998 Trinity Scott Mts. N of Carrville Comment
  CAS-BOT-BC469088  Allium falcifolium H. C. Cantelow 1939-6-9 3910 Trinity Summit of Scott Mt. 1630 Comment
  HSC43200  Allium hoffmanii Carolyn Sanford 1977-5-7 362 Trinity Blue Point on Blue Point Ridge 1573 Comment
  JEPS120198  Allium siskiyouense Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -25 Trinity At end of Forest Rd. 29N81A, west of the Bramlet Road (Forest Road 30N29) south of Highway 36W; 13 miles south of Hayfork Comment
  UC666886  Allium validum Joseph P. Tracy 1935-8-7 14644 Trinity at head of White's Creek Devil's Canyon Mts., White's Creek 2072 Comment
  RSA67168  Allium validum Philip A. Munz 1951-7-22 16837 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  JEPS59061  Allotropa virgata W. L. Jepson 1897-7-24 14652 Trinity Soldier Ridge, se Trinity County Soldier Ridge Comment
  CAS-BOT-BC171424  Alnus incana subsp. tenuifolia Joseph P. Tracy 1930-7-16 9105 Trinity South Fork Mountain 1524 Comment
  SEINET201017  Alnus incana subsp. tenuifolia J. P. Tracy 1930-7-16 9105 Trinity S Fork Mtn 1524 Comment
  UC503099  Alnus incana subsp. tenuifolia Joseph P. Tracy Jul 16 1930-Jul 19 1930 9105 Trinity South Fork Mountain Northern Coast Ranges 1524 Comment
  UC774949  Alnus incana subsp. tenuifolia Carl B. Wolf 1937-8-12 9168 Trinity 5.7 mi s Cold Spring Lookout; North Coast Range, South Fork Mt. 1371 Comment
  HSC56706  Alnus rhombifolia Gilbert Muth 1979-7-17 8305 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC56832  Alnus rhombifolia G. L. Clifton 1979-7-19 8633 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC59262  Alnus rhombifolia Rick Lundquist 1979-5-12 74 Trinity 2.5 mi. S on the S Fork of Deerlick Springs Rd., along Brown's Creek 610 Comment
  UC1608318  Alnus rhombifolia J. Kierstead 1990-11-9 90 -171 Trinity East Fork Trinity River Shasta-Trinity National Parks, Weaverville Ranger Dist. (at County Rd. 106) 731 Comment
  HSC66165  Amelanchier alnifolia var. semiintegrifolia Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 59 Trinity Philpot Creek Campground, next to creek 808 Comment
  HSC32874  Amelanchier pallida Thomas W. Nelson, James Nelson 1973-5-28 931 Trinity Black Lassic Area 1799 Comment
  HSC64007  Amsinckia intermedia J. P. Smith 1973-4-21 6306 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 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
  HSC41  Anemone drummondii William J. Ferlatte 1967-7-6 641 Trinity Ridge between Landers Lake and Union Lake 1982 Comment
  UC130679  Anemone drummondii H. M. Hall 1909-7-18 8567 Trinity Salmon Mts., Dorleska 2000 Comment
  HSC91124  Angelica tomentosa Jennifer Whipple 1977-9-9 2314 Trinity Slope above Deadfall Lake facing W 2256 Comment
  UC1197371  Angelica tomentosa Joseph P. Tracy 1941-8-27 17028 Trinity near Cold Springs (South Fork Mountain); South Fork Mountain 1645 Comment
  UC1197372  Angelica tomentosa Joseph P. Tracy 1941-8-27 17028 Trinity near Cold Springs (South Fork Mountain); South Fork Mountain 1645 Comment
  HSC21453  Angelica tomentosa D. E. Anderson 1961-10-8 1880 Trinity Weaver Bally Road, S facing slope Comment
  UCD127184  Angelica tomentosa Joseph DiTomaso 1980-8-15 1871 Trinity around 3.6 miles north of Peanut on Highway 3, around 3.5 miles south of Hayfork. 457 Comment
  RSA67490  Angelica tomentosa var. tomentosa P. A. Munz 1951-7-19 16697 Trinity 1 mi. NW of Stuart Gap, North base of North Yolla Bolly Mts. 1402 Comment
  HSC74901  Antennaria argentea J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9947 Trinity Shasta-Trinity National Forest, along Coffee Creek Rd. at Coffee Creek Ranch. 976 Comment
  UC130585  Antennaria argentea H. M. Hall 1909-7-1 8544 Trinity Coffee Creek; Salmon Mountains 1219 Comment
  CAS-BOT-BC94798  Antennaria argentea R. C. Wenk 2005-7-14 189 Trinity Trinity Alps, along Coffee Creek road, trailhead at base of South Fork of Coffee Creek, 3 mi. N of Big Flat Meadow 1402 Comment
  RSA41878  Antennaria argentea H. C. Cantelow 1936-8-24 1545 Trinity Summit of Scott Mt. 1631 Comment
  RSA49944  Antennaria argentea E. K. Balls 1949-7-7 13889 Trinity Scott Mountain Public Camp 1631 Comment
  CAS-BOT-BC77302  Antennaria media Joseph P. Tracy 1935-8-7 14596 Trinity Devil's Canyon Mts. at head of White's Creek 2072 Comment
  HSC68960  Anthriscus caucalis Jacqueline Greenleaf 1980-6-23 145 Trinity Near Mad River 169 Comment
  SDSU10494  Antirrhinum cornutum D. F. Howe 1959-8-4 2792 Trinity Roadside 10.5 miles W of Weaverville on #299. 457 Comment
  JEPS83356  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-6-30 358 Trinity 10.2 mi w Hwy. 299 intersection with Big French Creek Road (on Hwy 299, Burnt Ranch vicinity, s side of road); Burnt Ranch, Ironside Mtn. Quad. (15', 1951) 365 Comment
  JEPS83418  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-9-9 408 Trinity 0.4 mi s Hobo Gulch Campground (0.1 mi s of USFS Rd 34N07YA branch point, e side of rd (Hobo Gulch is 16.3 rd mi n of the junction of this rd with Hwy 299 at Helena); Backbone Ridge, Helena Quad. (15', 1951) 944 Comment
  JEPS94468  Antirrhinum vexillocalyculatum subsp. breweri Vernon Oswald and Lowell Ahart 1997-7-17 8753 Trinity Forest Route 29 0.3 mi nw of the West Fork of Smokey Creek (8.4 mi s of Highway 36, in Trinity National Forest); Trinity National Forest, Forest Route 29 1225 Comment
  UC1553524  Antirrhinum vexillocalyculatum subsp. breweri E. Dean 1988-7-28 154 Trinity 0.1 mi se Stuart Gap junction with Road 30 (Mad-Wildwood Rd.) (along road to Stuart Gap, Devils Camp); Devils Camp 1160 Comment
  HSC56723  Apocynum androsaemifolium Gilbert Muth 1979-7-18 8347 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC59939  Apocynum androsaemifolium D. L. Goforth 1979-7-5 201 Trinity Deadwood Creek Rd. 2 mi. ENE of Lewiston Comment
  JEPS49784  Apocynum androsaemifolium W. L. Jepson 1897-7-23 14620 Trinity camp on Middle Eel R. near Castle Peak (Asa Bean Flat); s.e. Trinity Co., Middle Eel R., Asa Bean Flat Comment
  UC1553463  Apocynum androsaemifolium E. Dean 1988-6-12 31 Trinity dirt rd. that starts at top of Reservoir Rd. Hayfork 670 Comment
  UCR123915  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2001-7-8 6926 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  RSA49803  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1949-7-1 13777 Trinity Trail from Ripstein Camp to lakes. Canyon Creek 1098 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
  CHSC32707  Arabidopsis thaliana James P. Smith 1973-5-6 6593 Trinity Blanchert Flats near Douglas City. Comment
  CAS-BOT-BC17262  Arabidopsis thaliana Philip Alexander Munz 1949-5-15 13216 Trinity Canyon Creek. Dedrick. Ripstein Public Campground. 975 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
  HSC6518  Arabidopsis thaliana M. T. Milligan 1964-4-4 Trinity Cedar Flat on Hwy. 299, N side of Trinity River Comment
  JEPS47353  Arabis breweri var. austiniae L. R. Heckard and Robert Ornduff 1966-4-29 1504 Trinity near Natural Bridge which is ca. 7 air miles n.w. Wildwood 914 Comment
  HSC72995  Arabis breweri var. austiniae M. S. Taylor 1980-6-11 2837 Trinity N side of Hwy. 299, 4 mi. W of Del Loma 396 Comment
  HSC39596  Arabis glabra Thomas W. Nelson, James Nelson 1976-6-22 2842 Trinity Below Senteney Rock 1494 Comment
  RSA0126555  Arabis hirsuta var. glabrata P. A. Munz 1951-7-22 16813 Trinity Head of Patty John Basin, North Yolla Bolly Mountains. 1981 Comment
  HSC39206  Arabis holboellii var. retrofracta J. P. Smith, J. O. Sawyer 1976-5-9 8732 Trinity Just E of Junction City on Hwy. 299 Comment
  HSC26686  Arabis platysperma William J. Ferlatte 1972-8-7 1423 Trinity Boulder Creek Lakes, summit of ridge at S side of basin 2195 Comment
  RSA0129715  Arabis platysperma P. A. Munz 1951-7-20 16728 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  HSC90604  Arabis platysperma var. howellii Jennifer Whipple 1977-7-22 2059 Trinity Deadfall Creek Drainage 2348 Comment
  HSC46812  Arabis puberula William J. Ferlatte 1974-8-15 1623 Trinity Siligo Peak-Summit Lake area, slope above N end of Summit Lake 2287 Comment
  CAS-BOT-BC17380  Arabis pycnocarpa var. pycnocarpa P. A. Munz 1951-7-22 16813 Trinity North Yolla Bolly Mountains. Head of Patty John Basin. 1981 Comment
  HSC234  Arabis subpinnatifida William J. Ferlatte 1967-6-28 558 Trinity E side of Packers Peak 1982 Comment
  HSC49261  Arabis subpinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9908 Trinity Blue Ridge on FS 34N07Y 1098 Comment
  HSC68594  Arabis subpinnatifida Thomas W. Nelson, Jane P. Nelson 1980-6-18 5546 Trinity Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge 762 Comment
  JEPS109658  Arabis subpinnatifida Dean W. Taylor 2002-4-19 17994 Trinity base of steep shaded serpentine slope just west of Highway 3 bridge over Tangle Blue Creek (near the Trinity River confluence) 1005 Comment
  HSC24171  Arabis suffrutescens D. E. Anderson 1971-7-28 5490 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC78410  Arabis suffrutescens John S. Palmer 1974-7-16 232 Trinity Bear Lakes Area, SW side of ridge SW of Big Bear Lake 2073 Comment
  SD50700  Aralia californica Darley F. Howe 1959-8-4 2797 Trinity 50 miles west of Weaverville on Hwy 299. Comment
  CAS-BOT-BC128684  Arbutus menziesii G. R. Kleeberger 1879-9-20 s.n. Trinity Unspecified Comment
  CAS-BOT-BC227086  Arbutus menziesii Eugene Carter 1974-5-30 777 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Trail, 1/4 mile north of Backbone Creek 944 Comment
  UC1120820  Arbutus menziesii N. French 1932-9-5 5 Trinity Trinity National Forest, Canyon Creek Canyon Creek; Trinity National Forest, Canyon Creek 914 Comment
  UC275295  Arceuthobium campylopodum Joseph P. Tracy 1924-10-5 6912 Trinity near Swede Creek (Trinity River); Northern Coast Ranges 365 Comment
  HSC15897  Arceuthobium campylopodum D. E. Anderson 1961-11-19 1893 Trinity Along Hwy. 299 near Burnt Ranch 450 Comment
  HSC32073  Arceuthobium campylopodum J. P. Smith, J. O. Sawyer 1974-11-28 8008 Trinity 3 mi. W of Junction City Comment
  CAS-BOT-BC410149  Arceuthobium occidentale G. R. Kleeberger 1879-9-20 s.n. Trinity near Weaverville Comment
  HSC42307  Arctostaphylos canescens Ed Cope 1977-5-7 58 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC72290  Arctostaphylos canescens J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9585 Trinity Hwy. 36, 1 mi. from Hayfork Creek 1067 Comment
  UCD39979  Arctostaphylos canescens Rodney Gale Myatt 1971-9-21 1208 Trinity About 1 mi. west of the town of Willow Creek. 426 Comment
  RSA605524  Arctostaphylos canescens L. C. Wheeler 1959-7-28 7611 Trinity Tule Creek: Near Two Sugar Pines Mine Claim, ca. 4 miles SW of Hayfork. Comment
  CHSC82099  Arctostaphylos manzanita subsp. manzanita L. P. Janeway 2001-7-15 7331 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. 1390 Comment
  UC1198674  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1926-2-28 7367 Trinity Hennessey Rd leading up South Fork of Trinity River; North Coast Ranges, Koon Ranch 609 Comment
  UC1222637  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1950-4-20 18630 Trinity about 3 mi s Kuntz; Van Duzen River Comment
  UC704275  Arctostaphylos manzanita subsp. manzanita Frank A. Pitelka 1943-6-26 261 Trinity 2.1 mi w Hyampom 365 Comment
  RSA121972  Arctostaphylos manzanita subsp. manzanita A. E. Wieslander 1931-10-21 253 Trinity Ridge between Mad River and Hattenshaw Valley. 1189 Comment
  HSC26177  Arctostaphylos nevadensis J. P. Smith, J. O. Sawyer 1972-5-27 5340 Trinity 1 mi. S of Dan Rice Creek along Scott Mtn. Creek, Hwy. 3 1220 Comment
  HSC32907  Arctostaphylos nevadensis Thomas W. Nelson 1973-5-30 985 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC78414  Arctostaphylos patula John S. Palmer 1975-6-23 389 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1463 Comment
  JEPS38842  Arctostaphylos patula W. L. Jepson 1897-7-25 14722 Trinity South Yallo Balley Inner North Coast Range; [=modern Solomon Peak, see FB 1_107] Comment
  UCD63200  Arctostaphylos patula Joseph M. DiTomaso 1976-6-30 543 Trinity Trinity Alps, Caribou Ridge Trail on Stuarts Fork side. 2103 Comment
  RSA339397  Arctostaphylos stanfordiana subsp. stanfordiana Roger Raiche 1985-6-15 RR- 50538 Trinity Near Kettenpom. 1052 Comment
  HSC45290  Arctostaphylos viscida Brad Klipfel 1975-5-18 606 Trinity Hwy. 299 at highway summit of Oregon Mtn. pass 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
  RSA1057  Arctostaphylos viscida subsp. viscida E. R. Johnson 1928-8-27 1159 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  JEPS109648  Arenaria congesta var. crassula Dean W. Taylor 2002-6-28 18200 Trinity easterly rim of cirque above Grouse Lake, Trinity Mountains 1859 Comment
  JEPS51419  Arenaria congesta var. suffrutescens W. L. Jepson 1897-7-24 Trinity South Yallo Balley; ; [=modern Solomon Peak, see FB 1_107] Comment
  SEINET13094611  Arenaria rosei Lewis S. Rose 1955-7-17 55126 Trinity 1 mi SW of Peanut. 762 Comment
  CHSC31186  Argemone munita subsp. rotundata M. S. Taylor 1980-6-18 2934 Trinity On e side of Midas Saddle Rd, 4mi n of its jct with Hwy 36, e of Wildwood. 1219 Comment
  HSC12667  Arnica amplexicaulis William J. Ferlatte, Alice Q. Howard 1970-8-9 1284 Trinity Boulder Cr. Lakes 1799 Comment
  UC1199248  Arnica cordifolia Joseph P. Tracy 1926-5-31 7538 Trinity Oregon Gulch Mt. Northern Coast Ranges, Oregon Gulch Mt. 1066 Comment
  CAS-BOT-BC82576  Arnica discoidea Annie M. Alexander; Louise Kellogg 1949-6-26 5715 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area Comment
  RSA66892  Arnica discoidea Philip A. Munz 1951-7-17 16563 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mountains 1341 Comment
  UC130559  Arnica discoidea H. M. Hall 1909-7-1 8539 Trinity Coffee Creek Salmon Mountains, Coffee Creek 1219 Comment
  RSA211218  Arnica discoidea William J. Ferlatte 1966-5-2 63 Trinity Canyon Creek, above McKay Camp 1524 Comment
  SEINET10904851  Arnica discoidea var. alata Mary Susan Taylor 1980-6-30 Taylor 3009 Trinity T36N R8W sw sec 27, Trinity Dam quad; Shasta-Trinity Natl Forest; ca. 4 mi S of Trinity Center on Hwy 3, W on dirt rd for 1 mi, left at Fire Rd, 0.5 mi to Y in rd, take right turn at Y, follow ridge to second Y. 1052 Comment
  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
  UCD129208  Arnica latifolia Joseph M. DiTomaso 1975-8-27 299 Trinity Trinity Alps, 0.5 mile west of Union Creek Trail on Bullards Basin Trail. 1737 Comment
  CHSC114601  Arnica venosa J. D. Jokerst; Mary Meyer 1981-7-16 1398 Trinity Shasta/Trinity National Forest. Along ridgeline N of and adj to unnamed ck, ca 70m above ck. 1097 Comment
  HSC92264  Artemisia tridentata subsp. tridentata Jennifer Whipple 1977-9-9 2280 Trinity S facing slopes N of Deadfall Lake in the Deadfall Drainage 2195 Comment
  CAS-BOT-BC400516  Asarum caudatum P. A. Munz 1951-7-17 16609 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1432 Comment
  UC450082  Asarum caudatum Annie M. Alexander and L. Kellogg 220 Trinity N. Frk. Coffee Cr. 1371 Comment
  HSC24163  Asarum caudatum J. O. Sawyer 1970-5-8 2615 Trinity 5 mi. SW of Primitive Area, E Fork of New River 610 Comment
  HSC62964  Asarum caudatum Thomas Wood 1979-5-13 181 Trinity Philpott Campground, Trinity Nat'l Forest, S of camp Comment
  RSA245203  Asarum caudatum J. O. Sawyer 1970-5-8 2615 Trinity Five miles SW of Primitive Area; east fork of New River. 610 Comment
  UCD137832  Asarum caudatum Joseph M. DiTomaso 1975-6-16 10 Trinity Trinity Alps, Morris Meadows. 1325 Comment
  UCD68110  Asarum caudatum Kathleen A. Robson 1981-4-18 1 Trinity From Weaverville, 8 miles West of state Highway 299 to Junction City, turn left at Forest Service Station, cross Trinity River, take first left turn, going 4 miles East parallel river, road bears right and becomes Road 33N47, along Soldier Creek, continue 2.5 miles, turn left, going West on Road 33N51 4.7 miles, turn right on Road 33N51A, dead end in 1.9 miles, in McKinney Gulch. 975 Comment
  UCD158870  Asclepias fascicularis G. Ledyard Stebbins 1973-7-1 s.n. Trinity East of Butter Creek Meadows [campsite]. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SEINET10824469  Asclepias fascicularis H. C. Cantelow 1937-8-22 Cantelow s.n. 1937 Trinity Swift Creek at Gratten Ford Comment
  CHSC121  Asclepias speciosa M. Underhill 1952-7-16 Trinity 304 Comment
  CAS-BOT-BC68795  Aspidotis densa John Thomas Howell 1955-7-16 30664 Trinity 1.5 miles north of Douglas City 579 Comment
  CHSC68982  Aspidotis densa Vernon H. Oswald; Lowell Ahart 1997-7-17 8717 Trinity Forest Road 29 (Bramlot Rd.) 2.9 mi south of Hwy. 36. 1158 Comment
  HSC44106  Aspidotis densa M. A. Baker 1977-5-7 244 Trinity Blue Point on Blue Point Ridge 1573 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
  RSA134905  Aspidotis densa P. C. Everett, E. K. Balls 1959-10-23 23929 Trinity 3.7 miles north from Eagle Creek F. S. Camp along road to Callaban 915 Comment
  UC922648  Aspidotis densa Annie M. Alexander and Louise Kellogg 1948-8-6 5410 Trinity Canyon Creek (tributary of Trinity River) Canyon Creek; Trinity Mts 1676 Comment
  RSA67657  Aspidotis densa P. A. Munz 1951-7-18 16654 Trinity Trail from Grasshopper Public Camp to Stuart Gap, north base. 1433 Comment
  SEINET7904728 Image available Aspidotis densa G. Yatskievych, K. Yatskievych 1988-1 88 -206 Trinity Deadfall Meadow, 1.5 mi S of Park Creek Crest on paved Forest Service Road 42N17, SW of Weed 2000 Comment
  RSA275299  Aster alpigenus Thomas W. Nelson, Jane P. Nelson 1977-8-6 3690 Trinity North side of Mule Ridge 1585 Comment
  RSA41881  Aster ascendens Ella Dales Cantelow 1936-8-25 1575 Trinity Scott Ranch 3 mi. S Trinity Center Comment
  RSA211203  Aster ledophyllus William J. Ferlatte 1967-8-6 804 Trinity Upper end of Canyon Creek above the lakes 1738 Comment
  SEINET11852079  Aster occidentalis var. yosemitanus J. P. Tracy 1949-1 18575 Trinity 5 mi SW of Trinity Center 914 Comment
  HSC103261  Astragalus obscurus John McRae 2013-7-26 Trinity Six Rivers National Forest, Dinsmore Quad, Van Duzen River, Browns Canyon Creek. 915 Comment
  UCD105491  Astragalus whitneyi Rimo Bacigalupi; Drs. Reino and Aloha Alava 1958-9-2 6839 Trinity South slope of Scott Mountain. 1889 Comment
  HSC14597  Astragalus whitneyi var. siskiyouensis William J. Ferlatte, B. D. Rodgers 1966-6-7 2075 Trinity 1 mi. W of Peanut 762 Comment
  RSA211163  Astragalus whitneyi var. siskiyouensis William J. Ferlatte 1967-8-16 934 Trinity East side of Packers Peak. 2073 Comment
  RSA789791  Astragalus whitneyi var. siskiyouensis Rebecca Wenk 2005-7-18 293 Trinity Scott Mountains: border between Trinity and Siskiyou Counties. Growing along Pacific Crest Trail, 1 mi east of Hwy 3. 1900 Comment
  RSA94037  Astragalus whitneyi var. siskiyouensis R. C. Barneby 1954-5-18 11555 Trinity S. of Peanut. 793 Comment
  HSC76273  Asyneuma prenanthoides Alerie Gizinski 1981-7-30 229 Trinity Near Goat Hill. 1433 Comment
  CHSC114583  Asyneuma prenanthoides T. Spira 1979-7-27 588 Trinity Shasta-Trinity National Forest, Weaverville Ranger District. 1.5 air miles W of Wyntoon, just W of the N fork Swift Creek 853 Comment
  HSC78793  Athyrium distentifolium var. americanum John Palmer 1973-9-7 171 Trinity S side of Little Bear Lake 1860 Comment
  CAS-BOT-BC66160  Athyrium filix-femina var. cyclosorum G. R. Kleeberger 1880-8-21 s.n. Trinity along Hogs Creek, Weaverville Comment
  HSC51197  Avena barbata G. L. Clifton, Overton 1979-6-4 4028 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC28790  Balsamorhiza deltoidea J. P. Smith 1973-4-21 6315 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC67257  Balsamorhiza deltoidea Thomas W. Nelson, Jane P. Nelson 1980-5-7 5203 Trinity Along FS 29N59, about 1/2 mi. E of junction with FS 30N29, Rattlesnake Ridge 1433 Comment
  HSC62672  Balsamorhiza deltoidea Michelle Stevens 1979-5-5 72 Trinity N on Canyon Creek Rd., 4.5 miles from Junction City 671 Comment
  HSC44490  Balsamorhiza sericea K. Irwin 1977-5-21 367 Trinity Scott Mountain Campground 1646 Comment
  CAS-BOT-BC16769  Barbarea orthoceras Joseph Prince Tracy 1935-8-5 14537 Trinity Devil's Canyon Mountains. At head of White's Creek. 2072 Comment
  HSC26257  Barbarea orthoceras Thomas W. Nelson 1971-5-9 440 Trinity S Fork of the Trinity River Comment
  CHSC91216  Beckmannia syzigachne D. Isle 1996-7-31 296 Trinity Mendocino National Forest--North Coast Ranges. Upper Middle Fork Eel River Watershed. From Lilly Lake on Rd. to Indian Dick before Rattlesnake Creek Bridge, 25N1BA (IN02.2) Pond Designation RI-3. 1091 Comment
  HSC32869  Berberis aquifolium var. repens Thomas W. Nelson, James Nelson 1973-5-28 925 Trinity Black Lassic Area 1799 Comment
  HSC36172  Bistorta bistortoides J. P. Smith, J. O. Sawyer 1973-7-27 7166 Trinity Trail to Deadfall Lakes 2073 Comment
  UC479329  Blechnum spicant Marcus E. Jones, A. M. 1931-7-15 29179 Trinity Willow Creek near Weaverville Comment
  CAS-BOT-BC65372  Boechera pinetorum R. C. Wenk 2005-6-18 183 Trinity Coffee Creek, Big Flat Meadow. At north end of meadow. 1524 Comment
  CAS-BOT-BC25438  Boechera retrofracta G. R. Kleeberger 1880-5-2 s.n. Trinity Weaverville. 1524 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
  RSA106773  Boisduvalia densiflora var. densiflora L. S. Rose 1955-7-17 55131 Trinity 2 mi. e. of Hayfork. 732 Comment
  CHSC1631  Boykinia major V. Holt 1942-8-2 Trinity Trinity Alps. 1371 Comment
  RSA49454  Boykinia major E. K. Balls 1949-7-2 13782 -a Trinity Trail to R above Bear Creek, from Dedrick. 1067 Comment
  RSA167210  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 miles east of Cedar Flat 366 Comment
  UC1222964  Brickellia californica Joseph P. Tracy 1941-9-1 17010 Trinity 4 mi e of Cedar Flat (Trinity River); Trinity River 365 Comment
  JEPS74513  Brickellia greenei W. J. Ferlatte 1967-8-7 842 Trinity Trinity Alps, Canyon Creek Lakes 1645 Comment
  RSA42050  Brickellia greenei Ella Dales Cantelow 1936-8-26 1553 Trinity Near Eagle Creek, along Trinity River about 9 miles N of Carrville Comment
  HSC71703  Brodiaea elegans subsp. elegans Gail Newton 1980-6-26 609 Trinity Near Underwood Creek. 451 Comment
  RSA67670  Brodiaea elegans subsp. elegans Philip A. Munz 1951-7-18 16652 Trinity Stuart Gap, north base of North Yolla Bolly Mountains. 1524 Comment
  CAS-BOT-BC149352  Bromus berteroanus S. B. Parish 1915-4-25 9760 1/2 Trinity Mojave Desert. Deadman's Point. Comment
  SEINET3921876  Bromus carinatus var. carinatus Jennifer J. Whipple 1978-10-6 2380 Trinity China Mountain quad.; 0 2316 Comment
  JEPS69167  Bromus commutatus F. P. Cronemiller 1923-7-11 594 Trinity California National Forest, Indian Dick Ranger Station Indian Dick Ranger Station; California National Forest, Indian Dick Ranger Station Comment
  HSC65373  Bromus hordeaceus J. P. Smith 1973-5-6 6618 Trinity Blanchert Flats near Douglas City Comment
  HSC69683  Bromus laevipes Thomas W. Nelson, J. O. Sawyer 1978-6-9 4146 Trinity Red Mtn. 1250 Comment
  HSC73193  Bromus madritensis subsp. madritensis R. York 1980-5-25 755 Trinity Near Shannon Butte 701 Comment
  HSC78338  Bromus orcuttianus John S. Palmer 1974-9-14 261 Trinity Bear Lakes Area, along trail to Big Bear Lake 1616 Comment
  JEPS123075  Bromus orcuttianus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 052 Trinity Trinity Creek Watershed. Comment
  HSC41367  Bromus suksdorfii J. P. Smith 1973-4-7 5961 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC49272  Bromus tectorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9897 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC99928  Bromus tectorum J. P. Smith, & J. O. Sawyer 2011-7-30 13342 Trinity Along Forest Service Road 7N04. 1439 Comment
  CAS-BOT-BC273306  Cacaliopsis nardosmia Harry S. Yates 1919-5-20 7 -102 Trinity Trinity National Forest. East Weaver Creek Comment
  CAS-BOT-BC185338  Calamagrostis canadensis C. L. Hitchcock; J. S. Martin 1939-7-11 5391 Trinity Shore of upper Canyon Lake, west side of Trinity Alps, 11 miles north of Dedrick. 1889 Comment
  HSC17629  Calandrinia ciliata M. T. Milligan 1964-4-4 Trinity Cedar Flat on Hwy. 299, S side of Trinity River. Comment
  CHSC114093  Calliscirpus criniger Jennifer Buck; Barbara Wilson 2009-8-26 WBCC 01 E Trinity Headwaters West Branch Crow Creek, 1 mile south of Mumbo Basin, The Eddys; UTM Zone 10N, 540780E, 4559202N. Mumbo Basin quadrangle. 1893 Comment
  CAS-BOT-BC85705  Calocedrus decurrens G. R. Kleeberger 1879-9-20 s.n. Trinity Foot-hills near Weaverville Comment
  HSC28794  Calocedrus decurrens J. P. Smith 1973-4-21 6243 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC56709  Calocedrus decurrens Gilbert Muth 1979-7-17 8311 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  JEPS123145  Calocedrus decurrens D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 124 Trinity Scorpion Lake Comment
  HSC39693  Calochortus amabilis D. E. Anderson, J. P. Smith 1971-6-21 1140 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  CAS-BOT-BC487859  Calochortus coeruleus H. C. Cantelow 1939-6-8 s.n. Trinity South Fork Mount Blake Lookout Road, about 6 1/2 miles from Junction Alton, Redbluff Highway Comment
  CAS-BOT-BC489964  Calochortus leichtlinii Clarence R. Quick 1934-6-3 1276 Trinity Open lava-rocky hill, se. of Grizzley Meadows Stanislaus National Forest. Comment
  HSC91450  Calochortus nudus Jennifer Whipple 1976-7-12 1424 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC91454  Calochortus nudus Jennifer Whipple 1977-8-3 2104 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  UC130676  Calochortus nudus H. M. Hall Jul 1909 8684 Trinity Pine Creek Salmon Mountains 1524 Comment
Read comments Sep 6 2009
  SEINET10469677  Calochortus nudus var. shastensis Mary Susan Taylor 1980-7-23 Taylor 3180 Trinity Shasta-Trinity Natl Forest, ca. 15.2 mi NE of Hwy 3 at Trumble's Ranch, ca. 0.4 mi E of rd 42N17 (Radell), ca. 0.2 mi N of 40N45, in open meadow with spring. 1890 Comment
  SEINET5279943  Calochortus persistens Unknown 1995-6-28 23 Trinity west of Yreka, CA Comment
  HSC34715  Calochortus tolmiei Robert M. Specht 1975-5-16 189 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC67246  Calochortus tolmiei Thomas W. Nelson 1980-5-30 5351 Trinity Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299 1067 Comment
  HSC70176  Calochortus tolmiei Thomas W. Nelson 1978-6-22 4312 Trinity Along branch rd. off Dubakella Rd. 2 mi. from jct. with Red Mtn. Motorway 1555 Comment
  RSA116077  Calochortus tolmiei E. K. Balls, Lee W. Lenz 1955-5-14 20727 Trinity 5.2 miles west of Shasta-Trinity County line, U.S. Highway 299, Reading to Weaverville 732 Comment
  RSA256748  Calochortus tolmiei R. M. Sullivan 1975-5-16 71 Trinity Trails above the Trinity River at Grays Falls Campground. (Humboldt Meridian) 310 Comment
  CAS-BOT-BC275449  Calycadenia truncata subsp. microcephala Joseph P. Tracy 1932-6-17 10196 Trinity Three Forks of Mad River 883 Comment
  CAS-BOT-BC272767  Calycadenia truncata subsp. truncata J. Clausen 1932-9-17 669 Trinity East Fork of Trinity River, 15.8 miles west of Weaverville near North Fork Comment
  CAS-BOT-BC272768  Calycadenia truncata subsp. truncata H. M. Hall 1930-9-30 12920 Trinity 32.5 miles west of Weaverville Comment
  HSC62953  Calypso bulbosa M. A. Ericksen 1979-5-13 280 Trinity Adjacent to Philpot creek, about 75 yards W of Philpot Creek Campground site #2 610 Comment
  UCD126104  Calystegia malacophylla Joseph M. DiTomaso 1975-7-24 200 Trinity Trinity Alps, Foster's Cabin on Swift Creek Trail. 1615 Comment
  HSC72912  Calystegia occidentalis subsp. occidentalis M. A. Baker 1980-7-2 2616 Trinity Near Horsehead Mtn. 1737 Comment
  RSA125595  Calystegia occidentalis subsp. occidentalis P. H. Raven, Richard Snow 1958-7-20 13627 Trinity 3.3 miles north-east of Denny Post Office Comment
  HSC38612  Camassia quamash subsp. linearis D. E. Anderson, J. P. Smith 1971-6-21 - 1120 Trinity 2.7 mi. S of Zenia along the Zenia-Covelo Rd. Comment
  JEPS26113  Campanula prenanthoides Peter H. Raven and R. Snow 1958-7-19 13614 Trinity 11.0 mi n Helena (along road) Comment
  UC184826  Campanula prenanthoides Harry S. Yates 1914-7-13 483 Trinity Stuarts Fork Comment
  RSA133471  Campanula prenanthoides P. H. Raven, Richard Snow 1958-7-19 13614 Trinity Along road 11.0 miles north of Helena. Comment
  SEINET10462976  Campanula prenanthoides Aven Nelson, Ruth A. Nelson 1976-7-28 Nelson 3050 Trinity Growing along 5E27 south of Senteney Rock sedimentary road, in Oak scrub. T1S R6E Sec. 30 1524 Comment
  SEINET10463351  Campanula prenanthoides Dickson 1973-6-29 Dickson s.n. Trinity NORSE BUTTE ON S. FORK MTN, HWY 36 4200', OLD GROWTH DOUGLAS-FIR FOREST, ROADSIDE. T1S R6E SEC. 1 Comment
  UC195263  Campanula rotundifolia Annie M. Alexander and Louise Kellogg 1911-8-16 339 Trinity Head Bear Creek 1950 Comment
  HSC39011  Campanula scouleri J. P. Smith, J. O. Sawyer 1975-6-22 8216 Trinity Granite Canyon Creek. 701 Comment
  CHSC180  Campanula wilkinsiana V. Holt 1942-8-9 Trinity Deer Creek Meadows Comment
  HSC40781  Capsella bursa-pastoris Thomas W. Nelson, James Nelson 1976-6-22 2799 Trinity Below Senteney Rock 1494 Comment
  HSC205  Cardamine californica William J. Ferlatte 1967-7-6 623 Trinity Dorleska Mine 1982 Comment
  HSC41610  Cardamine californica Barbara Kelly 1977-5-7 411 Trinity Blue Point on Blue Point Ridge 1573 Comment
  UC1222704  Cardamine nuttallii Joseph P. Tracy 1950-4-25 18635 Trinity about 3 mi se Kuntz (along Van Duzen River); , se of Kuntz Comment
  UC1199196  Cardamine nuttallii var. covilleana Joseph P. Tracy 1933-7-16 12763 Trinity South Fork Mountain Northern Coast Ranges, South Fork Mountain 1645 Comment
  HSC23637  Cardamine oligosperma J. O. Sawyer 1970-5-2 2555 Trinity Above New River 244 Comment
  RSA256724  Cardamine oligosperma J. P. Smith, J. O. Sawyer 1975-4-20 8071 Trinity Grays Falls Campground. 229 Comment
  CAS-BOT-BC20304  Carex abrupta R. Tallent 1987-8-15 933 Trinity Trinity Alps Wilderness. Small pond across ridge northwest of Landers Lake. 2171 Comment
  RSA550448  Carex abrupta R. Tallent 1987-8-15 933 Trinity Trinity Alps Wilderness. Near small pond across ridge NW of Landers Lake. 2171 Comment
  CAS-BOT-BC20303  Carex abrupta P. A. Munz 1951-7-18 16678 Trinity Line of Tehama County and Trinity County. North slope of North Yolla Bolly Mountains. 1950 Comment
  RSA66634  Carex abrupta Phillip A. Munz 1951-7-20 16737 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  CAS-BOT-BC17867  Carex amplifolia Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Scott Ranch, 3 miles south of Trinity Center. Comment
  CAS-BOT-BC227093  Carex angustata Eugene Carter 1975-6-19 981 Trinity North Fork Trinity River. Swamp along trail west of Digger Pine Flat 769 Comment
  CHSC62794  Carex athrostachya L. P. Janeway 1993-8-30 4551 Trinity West side of Bluff Lake; drainage of High Camp Creek; ca 2.2 mi south-southeast of Chino Mtn. 1921 Comment
  CHSC98585  Carex athrostachya Thomas W. Nelson; Jane P. Nelson 1984-7-27 7731 Trinity Dry margins of Upper Mumbo Lake. 1860 Comment
  CAS-BOT-BC19572  Carex bolanderi John Thomas Howell 1937-7-27 13588 Trinity Coffee Creek Canyon near Union Creek. Comment
  HSC44055  Carex bolanderi Thomas W. Nelson, Jane P. Nelson 1977-7-30 3659 Trinity N side of Mule Ridge 1494 Comment
  SEINET7552655 Image available Carex brainerdii John Thomas Howell, T. C. Fuller; G. D. Barbe 1980-5-20 53519 Trinity Open Sandy, gravelly flat in Transition Zone, One-eye Flat, ca. 1.7 mi. north of carrville. Trinity River Canyon. 756 Comment
  HSC70035  Carex buxbaumii Thomas W. Nelson, Jane P. Nelson 1978-6-22 4265 Trinity Along old Hwy. 3, near junction with road to Philpot Campground 762 Comment
  CAS-BOT-BC34446  Carex deflexa var. boottii Joseph Prince Tracy 1935-8-5 14562 Trinity Devil's Canyon Mountains. At head of White's Creek. 2072 Comment
  UCR266668  Carex deflexa var. boottii Peter F. Zika, Barbara L. Wilson 2011-7-31 25685 Trinity Klamath Range, Bear Creek drainage, Forest Service Road 40N45, 1.7 road miles south of junction with Forest Service Road 17, 1 air mile west of southeast of Deadfall Lakes 1935 Comment
  UC1103120  Carex densa Joseph P. Tracy 1926-7-4 7700 Trinity Hennessey Road, leading up South Fork of Trinity River Northern Coast Ranges 609 Comment
  SEINET7557798 Image available Carex echinata Ray Tallent 1987-8-14 922 Trinity Trinity Alps Wilderness. N side of Sunrise Creek. 1921 Comment
  CAS-BOT-BC20143  Carex feta Joseph Prince Tracy 1941-6-29 16940 Trinity Hettenshaw Valley. 944 Comment
  CAS-BOT-BC20144  Carex feta Alice Eastwood; John Thomas Howell 1937-6-25 4935 Trinity Preacher Meadow. Comment
  UC709393  Carex feta Joseph P. Tracy 1941-6-29 16940 Trinity Hettenshaw Valley 944 Comment
  UC585643  Carex fracta Joseph P. Tracy 1937-7-25 15544 Trinity on ridge 2 mi E of Groves Prairie; Trinity Summit 1524 Comment
  HSC78279  Carex hassei John S. Palmer 1976-7-4 450 Trinity Bear Lakes Area, near Log Creek 1616 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
  HSC82581  Carex lanuginosa Thomas W. Nelson, Jane P. Nelson 1979-5-26 4702 Trinity On flood plain of Trinity River, 100 m above mouth of Indian Creek 488 Comment
  CAS-BOT-BC31102  Carex luzulina John Thomas Howell 1936-8-27 12841 Trinity Near Trinity Center. Comment
  CHSC92501  Carex luzulina G. Douglas Barbe; J. T. Howell, T. C. Fuller 1980-5-20 2759 Trinity Trinity Mountains. In moist meadow S of campground in Scott Mountain summit forest camp, at the summit of Hwy 3 between Callahan (Siskiyou Co.) and Trinity Center; campground and meadow are in Trinity Co. 1645 Comment
  CAS-BOT-BC31666  Carex luzulina var. ablata William J. Ferlatte 1967-7-6 628 Trinity Mouth of Bullards Basin. 1828 Comment
  SEINET10711245  Carex mariposana Thomas W. Nelson, Jane P. Nelson 1979-6-14 Nelson 4754 Trinity Bonzana King Quad. T38N, R7W, S16. Along Trinity River and Old State Route 3 north of Eagle Creek Campground. 823 Comment
  CHSC110881  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
  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
  SEINET7567652 Image available Carex microptera John Thomas Howell 1936-8-27 12851 Trinity Near Trinity Center. Comment
  HSC44239  Carex multicaulis M. A. Baker 1977-5-21 298 Trinity Eagle Creek Campground 851 Comment
  HSC58714  Carex multicaulis G. L. Clifton 1979-7-16 7856 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  HSC71576  Carex multicaulis M. A. Baker 1980-6-25 2354 Trinity Near Castle Rock 15 Comment
  HSC97435  Carex multicaulis Gail Newton 1980-7-10 1207 Trinity Near Senteney Rock. 1545 Comment
  UC1116266  Carex multicaulis Joseph P. Tracy 1942-7-3 17396 Trinity halfway between Hettenshaw and Kuntz; Van Duzen River 975 Comment
  HSC33305  Carex multicaulis William J. Ferlatte 1974-8-15 1635 Trinity Siligo Peak- Summit Lake area 2226 Comment
  HSC46821  Carex multicaulis William J. Ferlatte 1975-5-21 1692 Trinity Canyon of the Stuart Fork of the Trinity River, 1.9 mi. W of Hwy. 3 793 Comment
  SEINET13394693  Carex nebrascensis B. L. Wilson, K. Kuykendall, J. Nelson, B. New house 2001-1 10587 Trinity Shasta-Trinity National Forest, Deadfall Creek Meadow, 1.3 miles south of Parks Creek Summit on Forest Service Road 17 1951 Comment
  HSC82619  Carex nudata Thomas W. Nelson, Jane P. Nelson 1979-5-26 4738 Trinity Eagle Creek Campground 823 Comment
  CAS-BOT-BC227092  Carex pachystachya Eugene Carter 1975-6-19 978 .2 Trinity North Fork Trinity River. Swamp along trail west of Digger Pine Flat 769 Comment
  UC303012  Carex pellita Joseph P. Tracy 1926-7-4 7702 Trinity Hennessey Road leading up South Fork of Trinity River South Fork of Trinity River; Northern Coast Ranges 609 Comment
  CAS-BOT-BC118806  Carex preslii Philip Alexander Munz 1951-7-21 16764 Trinity Fisher Ridge, head of Patty John Basin. N. Yolla Bolly Mts. 2286 Comment
  HSC26741  Carex rostrata William J. Ferlatte 1972-8-7 1415 Trinity Boulder Creek Basin 1585 Comment
  CHSC98336  Carex scabriuscula Thomas W. Nelson; Jane P. Nelson 1982-7-29 7523 Trinity North Coast Ranges. In about Scott Mountain campground. 1645 Comment
  CAS-BOT-BC117924  Carex scabriuscula William J. Ferlatte 1975-8-25 1733 Trinity Boggy bench below outlet of Lake Anna, above upper end of Bowerman Meadows. 2225 Comment
  HSC277  Carex scopulorum William J. Ferlatte 1967-8-18 995 Trinity Head of Union Creek 1982 Comment
  CAS-BOT-BC118220  Carex scopulorum var. bracteosa Peter H. Raven 1956-9-4 10435 Trinity Lakeshore of Deadfall Lakes, due W of Mt. Eddy 2286 Comment
  JEPS111453  Carex scopulorum var. bracteosa Barbara Wilson with Keli Kuykendall, Julie Nelson, Bruce Newhouse 2001-7-12 10580 Trinity Deadfall Creek Meadow Shasta-Trinity National Forest (1.3 miles south of Parks Creek Summit on Forest Service road 17) 1950 Comment
  RSA67550  Carex serratodens Phillip A. Munz 1951-7-17 16584 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 Comment
  UC562443  Carex spectabilis Joseph P. Tracy 1935-8-8 14695 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1889 Comment
  CAS-BOT-BC115809  Carex subfusca Joseph Prince Tracy 1941-6-29 16939 Trinity Hettenshaw Valley 944 Comment
  CAS-BOT-BC115812  Carex subfusca John Thomas Howell 1936-8-27 12851 Trinity Near Trinity Center. Comment
  CAS-BOT-BC115813  Carex subfusca John Thomas Howell 1936-8-27 12850 Trinity Near Trinity Center. Comment
  CAS-BOT-BC115815  Carex subfusca John Thomas Howell 1936-8-27 12849 Trinity Near Trinity Center Comment
  JEPS102946  Carex subfusca L. P. Janeway 2001-7-8 7290 Trinity Klamath Ranges. 1.0 km east-northeast of top of Red Mountain; along Road 29N73 2.6 km west of ''30'' road (Wild Mad Road) 1590 Comment
  JEPS88994  Carex utriculata V. Parker Long 1992-6-18 2 -8 Trinity meadow e of South Fork Mountain (Hayfork Ranger District, Blake Mtn. quadrangle); Shasta-Trinity National Forests 1633 Comment
  CAS-BOT-BC115178  Carex vesicaria R. Tallent 1987-8-14 930 Trinity Trinity Alps Wilderness. Dry pond bed NW of Landers Lake. 2164 Comment
  CHSC65233  Carex vesicaria Julie Kierstead 1993-7-19 93025 Trinity Shasta-Trinity National Forests. Mt. Shasta Ranger District. Tamarack Lake, ca. 10 miles SSW of Castle Crags. 1783 Comment
  CAS-BOT-BC115174  Carex vesicaria C. L. Hitchcock; J. P. Martin 1939-7-11 5390 Trinity Shore of Upper Canyon Lake, Salmon-Trinity Alps. 11 mi. N of Dedrick. 1889 Comment
  CAS-BOT-BC115177  Carex vesicaria Joseph Prince Tracy 1935-7-24 14206 Trinity Borders of pond on bench east of Ranger Station, Trinity Summit. 1828 Comment
  HSC103627  Carex vesicaria Thomas W. Nelson, Jane Nelson 1980-8-22 6292 Trinity Eleanor Lake 1555 Comment
  HSC99731  Cassiope mertensiana K. A. Wayman 2010-8-14 264 Trinity Trinity Alps Wilderness, near Thompson Peak, at Grizzly Lake 2165 Comment
  HSC57  Castilleja applegatei William J. Ferlatte 1966-6-30 171 Trinity Canyon Creek Lakes 1646 Comment
  HSC46831  Castilleja applegatei William J. Ferlatte 1975-8-23 1716 Trinity S of Lake Anna 2363 Comment
  HSC35203  Castilleja applegatei subsp. martinii R. M. Sullivan 1975-5-16 75 Trinity Humboldt Meridian, trails above the Trinity River at Grays Falls Campground 310 Comment
  CAS-BOT-BC241170  Castilleja applegatei subsp. pinetorum Eugene Carter 1974-5-22 743 Trinity Salmon-Trinity Alps and vicinity. Ridge south of Brock Gulch 914 Comment
  CAS-BOT-BC241176  Castilleja applegatei subsp. pinetorum Annie M. Alexander; Louise Kellogg 1948-8-6 5404 Trinity Trinity Mountains. Canyon Creek (tributary of Trinity River) 1676 Comment
  CHSC35609  Castilleja applegatei subsp. pinetorum Thomas W. Nelson; Jane Nelson 1980-6-19 5640 Trinity Shasta-Trinity National Forest. Along road 29N58, Rattlesnake Ridge, at junction with road 29M67. 1341 Comment
  HSC41582  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1977-6-19 3477 Trinity S of Senteney Rock 1524 Comment
  HSC78426  Castilleja applegatei subsp. pinetorum John S. Palmer 1973-6-19 54 Trinity Bear Lakes Area, along trail to Big Bear Lake 1524 Comment
  HSC82624  Castilleja applegatei subsp. pinetorum Thomas W. Nelson 1979-5-13 4661 Trinity Along road from S.R. 3 to Deerlick Springs ca. 2 mi. S of Blanchard Flats 640 Comment
  JEPS17367  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins 1954-6-27 4648 Trinity about 3 mi s of (below) Trinity Alps Resort (at bridge across Stuart Fork of the Trinity River); Stuart Fork of the Trinity River 762 Comment
  UC1869654  Castilleja applegatei subsp. pinetorum R. Spellenberg 1987-6-27 9198 Trinity ca 2 air mi SE of Burnt Ranch, about 300 m above Trinity River on W side, just N of Spellenberg property. Comment
  RSA98644  Castilleja applegatei subsp. pinetorum H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail. 1829 Comment
  JEPS3812  Castilleja arachnoidea W. L. Jepson 1897-7-24 21352 Trinity South Yollo Bolly, se Trinity County South Yollo Bolly 2194 Comment
  HSC78260  Castilleja arachnoidea John S. Palmer 1976-7-2 443 Trinity NE of Log Lake 1738 Comment
  JEPS81055  Castilleja attenuata James P. Smith 1973-5-6 6620 Trinity near Douglas City; Blanchert Flats Comment
  CAS-BOT-BC241287  Castilleja latifolia Alice Eastwood; John Thomas Howell 1937-6-24 4881 Trinity Near Del Loma Comment
  HSC4797  Castilleja miniata William J. Ferlatte 1966-8-23 463 Trinity Boulder Creek Basin, tributary to Canyon Creek 1799 Comment
  HSC64997  Castilleja miniata D. L. Goforth 1979-7-21 297 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  UC1037428  Castilleja miniata Douglas Barbe 1955-8-3 335 Trinity 1.5 mi s Scott Mountain Forest Camp (along Scott Mountain Road) 1524 Comment
  UC582578  Castilleja miniata Joseph P. Tracy 1935-8-8 14713 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts., North Fork of White's Creek 1981 Comment
  CAS-BOT-BC252489  Castilleja miniata John Thomas Howell 1936-8-26 12809 Trinity Tangle Blue Creek, Scott Mts. Comment
  CHSC117338  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2016-8-1 12126 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  HSC91227  Castilleja pruinosa Jennifer Whipple 1977-8-3 2091 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC59617  Ceanothus cordulatus J. P. Smith 1973-4-21 6212 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC78052  Ceanothus cordulatus John S. Palmer 1973-6-19 47 Trinity Bear Lakes area, along trail to Big Bear Lake 1555 Comment
  UC922292  Ceanothus cordulatus Annie M. Alexander and Louise Kellogg 1949-7-5 5779 Trinity saddle between North Yolla Bolly and Black Rock Mountains Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC40542  Ceanothus cuneatus Thomas W. Nelson, Jane P. Nelson 1976-5-23 2532 Trinity E side of Black Lassic 1555 Comment
  HSC50925  Ceanothus cuneatus G. L. Clifton, Overton 1979-6-3 3746 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  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
  UCD111769  Ceanothus cuneatus Ray Prag 1971-8-17 s.n. Trinity along Swift Creek Trail, just inside Trinity Alps primative area. 1219 Comment
  UCD112094  Ceanothus cuneatus Roger Raiche 1985-6-15 RR 50537 Trinity near Kettenpom. 1005 Comment
  RSA79341  Ceanothus diversifolius E. K. Balls, Lee W. Lenz 1952-5-13 17214 Trinity 6.6 miles SW from Douglas City Bridge over Trinity River on road to Hayfork Comment
  CAS-BOT-BC50961  Ceanothus integerrimus Carl B. Wolf 1941-7-27 11084 Trinity Along Trinity River, 2.2 mi. below (W. of) Big Bar 396 Comment
  CAS-BOT-BC50967  Ceanothus integerrimus P. A. Munz 1951-7-17 16572 Trinity Grasshopper Public Camp, 2.5 mi. N.W. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  CAS-BOT-BC50978  Ceanothus integerrimus Annie M. Alexander; Louise Kellogg 1948-9-1 5567 Trinity Chloride Mine, Dedrick 1325 Comment
  HSC55480  Ceanothus integerrimus Gilbert Muth 1979-7-17 8294 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  JEPS86100  Ceanothus integerrimus Wayne Roderick 1966-5-7 Trinity n Junction City; Canyon Creek Comment
  RSA296718  Ceanothus integerrimus Clark L. Miller 1979-5-19 9 -146 Trinity Along road to Hobo Gulch Campground from Hwy 299. 396 Comment
  SD42405  Ceanothus integerrimus Carl B. Wolf 1941-7-27 11084 Trinity Along Trinity River, 2.2 mi. Below (W. of) Big Bar. 395 Comment
  UCR84794  Ceanothus integerrimus 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
  RSA21099  Ceanothus integerrimus var. californicus Carl B. Wolf 1937-6-20 8966 Trinity North Coast Range, 13 7/10 mi S of Zenia on Covelo Rd. 915 Comment
  UCD112010  Ceanothus integerrimus var. macrothyrsus Joseph M. DiTomaso 1975-7-29 213 Trinity 2.25 mile below Big Bear Lake. 1554 Comment
  CAS-BOT-BC50577  Ceanothus lemmonii John Thomas Howell 1955-6-13 30376 Trinity Hayfork 716 Comment
  HSC60195  Ceanothus lemmonii J. P. Smith, J. O. Sawyer 1975-6-1 8202 Trinity Hwy. 36, 1.0 mi S of Hayfork Summit 976 Comment
  UCD112189  Ceanothus lemmonii D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-15 s.n. Trinity Hayfork-Douglas City. 1020 Comment
  OBI35910  Ceanothus oliganthus var. sorediatus David J. Keil 1983-7-3 17353 Trinity Ca. 19 mi NE of jctn with SR 299 on SR3 Comment
  CAS-BOT-BC52129  Ceanothus prostratus Doris K. Kildale 1928-4-30 4601 Trinity Trinity Center Comment
  CAS-BOT-BC52130  Ceanothus prostratus Milo S. Baker Aug 4 215 -'26 Trinity Along trail from Trinity Alps Resort to Granite Peak 1828 Comment
  HSC4477  Ceanothus prostratus William J. Ferlatte 1967-7-7 659 Trinity Landers Lake basin, ridge between Landers Lake and Union Creek 2134 Comment
  HSC69764  Ceanothus prostratus Thomas W. Nelson, Jane P. Nelson 1977-9-4 3742 Trinity Along F.S. Road 29N30 just S of Pine Root Spring. 1372 Comment
  CAS-BOT-BC52150  Ceanothus pumilus Roger Raiche 1985-6-15 RR 50537 Trinity near Kettenpom 1051 Comment
  HSC78044  Ceanothus velutinus John S. Palmer 1973-6-19 32 Trinity Bear Lakes Area, below Big Bear Lake. 1707 Comment
  POM126426  Ceanothus velutinus A. M. Alexander, Louise Kellogg 1911-7-3 213 Trinity N Fork Coffee creek. 1372 Comment
  RSA211265  Ceanothus velutinus William J. Ferlatte 1967-6-27 525 Trinity Big Flat, wooded area with scattered openings. 1524 Comment
  CAS-BOT-BC276998  Centaurea diffusa J. R. Keck; W. J. Ferlatte 1972-5-13 s.n. Trinity P. G. & E. pipeline access road, scattered for one mile, along So. Fork Mtn. Rd. (Rd. 4N12) 3.5 mi. n. of Hwy 36 & So. Fork Mtn. Summit, Trinity Nat. Forest Comment
  RSA269278  Centaurea diffusa J. R. Keck, William J. Ferlatte 1972-5-13 s.n. Trinity P. G. and E. pipeline access road, along South Fork Mt. Road (Road 4N12) 3.5 miles north of Hwy. 36 and South Fork Mt. Summit, Trinity National Forest Comment
  JEPS94423  Centaurium muehlenbergii Vernon Oswald and Lowell Ahart 1997-7-17 8766 Trinity 2.2 mi e of Ruth Airport Road (Forest Route 30 se of Ruth Reservoir); Forest Route 30 914 Comment
  HSC74259  Cephalanthera austiniae Gail Newton 1980-7-3 1042 Trinity Near Horsehead Mtn. 1707 Comment
  RSA49802  Cephalanthera austiniae E. K. Balls 1949-7-1 13778 Trinity Trail to lakes, above Ripstein Camp, Canyon Creek. 1067 Comment
  SEINET10537455  Cerastium arvense Mary Susan Taylor 1980-7-23 Taylor 3181 A Trinity Shasta-Trinity Natl Forest, ca. 15.2 mi NE of Hwy 3 at Trumble's Ranch, ca. 0.4 mi E of rd 42N17 (Radell), ca. 0.2 mi N of 40N45, in open meadow with spring. 1890 Comment
  UCD97990  Cerastium arvense subsp. strictum Alfred H. Murphy 1957-7-23 57 H Trinity Deadfall Creek east of Mt. Eddy, Shasta National Forest. 2011 Comment
  CAS-BOT-BC207655  Cercis occidentalis L. B. Kildale 1930-9-1 10477 Trinity Trinity River at Betty May Mine Comment
  OBI33226  Cercis occidentalis David J. Keil 1983-7-3 17357 Trinity Ca 10-12 mi S of Scott Mtn Pass on SR3 Comment
  RSA600868  Cercis occidentalis C. Epling, Wm. Robison 1935-7-21 s.n. Trinity Weaverville. Comment
  CAS-BOT-BC207660  Cercis occidentalis E. V. Jotter. 1911-10-21 420 Trinity Trinity N.F. #63 914 Comment
  RSA41993  Cercocarpus betuloides H. C. Cantelow 1936-8-28 s.n. Trinity 5 miles SW of Minersville-Weanerville road near summit. Comment
  RSA46735  Cercocarpus betuloides Doris K. Kildale 1927-7-4 3703 Trinity Summit on boundary of Trinity and Shasta County, Eureka, Red Bluff road Comment
  HSC39022  Cercocarpus montanus var. glaber J. P. Smith, J. O. Sawyer 1975-6-22 8231 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  HSC39139  Chaenactis douglasii var. douglasii Gary S. Lester 1974-6-30 332 Trinity Saddle between N Yolla Bolly Mtn. and Black Rock Mtn., Yolla Bolly Wilderness Area 2165 Comment
  CHSC30648  Chaenactis glabriuscula var. heterocarpha M. S. Taylor 1980-6-18 2929 Trinity On s side of Midas Saddle Rd, ca. 4.5 mi n of its jct with Hwy 36, near turn to Hall City Caves, e of Wildwood. 1219 Comment
  UC1553548  Chaenactis glabriuscula var. heterocarpha E. Dean 1988-7-8 108 Trinity ca. 9 mi s of Hwy 3 (Wildwood rd. (old Hwy 3) between town of Wildwood and turnoff to Natural Bridge, just n of Gemmill Gulch) Comment
  UC582763  Chaenactis glabriuscula var. heterocarpha Joseph P. Tracy 1932-6-17 10172 Trinity Three Forks of Mad River North Coast Ranges, Three Forks of Mad River 883 Comment
  CAS-BOT-BC166100  Chamerion angustifolium subsp. circumvagum Eugene Carter 1974-7-25 874 Trinity North Fork Trinity River. Near Strunce Cabin 963 Comment
  HSC24177  Cheilanthes gracillima D. E. Anderson 1971-7-28 5483 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  UC922421  Cheilanthes gracillima Annie M. Alexander and Louise Kellogg 1949-7-13 5799 Trinity nw Trinity Center (Union Creek, S branch of Coffee Creek, trail to Bear Lake) 1828 Comment
  UC922668  Cheilanthes gracillima Annie M. Alexander and Louise Kellogg 1948-8-1 5378 Trinity Canyon Creek Dedrick; Trinity Mts 762 Comment
  CAS-BOT-BC451369  Chimaphila menziesii P. A. Munz 1951-7-17 16587 Trinity North Yolla Bolly Mts., Grasshopper Public Camp, 2.5 mi NW of Stuart Gap 1371 Comment
  HSC44236  Chimaphila menziesii D. E. Anderson 1965-5-8 3660 Trinity 8 mi. SE of Willow Creek along Hwy. 299. Comment
  RSA66414  Chimaphila menziesii P. A. Munz 1951-7-17 16587 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC36601  Chimaphila menziesii Thomas W. Nelson, Jane Nelson, James Nelson 1975-7-20 2069 Trinity NE side of Black Lassic Comment
  UC1553508  Chimaphila umbellata E. Dean 1988-7-19 138 Trinity s.e. Horseridge lookout (S. Fork Mt.); S. Fork Mt. 1706 Comment
  HSC37395  Chimaphila umbellata Judith G. Dickson 1973-6-29 Trinity Norse Butte on S Fork Mtn., Hwy. 36 1280 Comment
  JEPS48536  Chimaphila umbellata Hilda W. Grinnell 1932-7-20 34 Trinity S. Fork Mt. 1615 Comment
  UC32642  Chimaphila umbellata W. C. Blasdale 1896-6-9 Trinity S. Fork Mt. Comment
  RSA123808  Chimaphila umbellata subsp. occidentalis G. D. Barbe 1955-7-27 298 Trinity South of Scott Mtn. Forest Camp. 1616 Comment
  HSC72545  Chlorogalum pomeridianum Gail Newton 1980-7-1 791 Trinity Near Hayden Roughs. 1250 Comment
  CAS-BOT-BC36366  Chrysolepis sempervirens Milo S. Baker 1926-8-8 245 Trinity Top of Granite peak 2438 Comment
  HSC49920  Chrysolepis sempervirens Maralyn O'Meara 1972-9-18 117 Trinity Along trail to Lion Lake, Coffee Creek Comment
  HSC78777  Chrysolepis sempervirens John S. Palmer 1973-9-7 191 Trinity Bear Lakes area, along trail to Big Bear Lake. 1723 Comment
  CAS-BOT-BC94890  Circaea alpina subsp. pacifica R. C. Wenk 2005-7-16 241 Trinity Coffee Creek, Big Flat Meadow, NW of Gates cabin at N end of meadow 1554 Comment
  JEPS95568  Cirsium Vernon H. Oswald and Lowell Ahart 1994-7-11 6378 Trinity Forest Road 26 (to Mount Shasta), 2.4 mi N of Castle Creek Road (Forest Road 25), W of Dunsmuir. 1828 Comment
  CAS-BOT-BC285268  Cirsium andersonii J. O. Sawyer; M. Mesler 1980-8-9 4026 Trinity At Scott Mountain campground 1645 Comment
  RSA42054  Cirsium andersonii H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mt. 1631 Comment
  HSC70091  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1978-6-21 4252 Trinity At Philpot Creek Campground 762 Comment
  HSC82294  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1979-6-15 4830 Trinity Mouth of Bear Creek 915 Comment
  CAS-BOT-BC279895  Cirsium douglasii var. breweri John Thomas Howell 1937-7-27 13594 Trinity Coffee Creek Canyon near Battle Creek Comment
  UCD130617  Cirsium douglasii var. douglasii Joseph M. DiTomaso 1975-8-12 248 Trinity Trinity Alps. Lower Bear Basin Meadows. 1737 Comment
  CDA15032  Cirsium occidentale var. candidissimum B. Villegas 1998-8-4 s.n. Trinity North Coast Ranges; Hwy. 299 near Big Bar, betw. mileposts 35.0 and 35.5. 0 Comment
  HSC70433  Cirsium occidentale var. candidissimum Gail Newton 1980-7-3 990 Trinity Near Horsehead Mtn. 1753 Comment
  HSC35962  Cirsium occidentale var. candidissimum Thomas W. Nelson, James Nelson, Jane P. Nelson 1975-6-21 1945 Trinity Dry meadow S of Brown's Canyon Campground Comment
  SDSU3788  Cirsium occidentale var. candidissimum D. F. Howe 1959-8-4 2793 Trinity Rockfill near road, #299, 10 1/2 mi. west of Weaverville. 457 Comment
  CAS-BOT-BC285759  Cirsium remotifolium Philip A. Munz 1952-6-29 17822 Trinity .5 mi. s. of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena 960 Comment
  CAS-BOT-BC285764  Cirsium remotifolium Harry S. Yates 1914-6-1 384 Trinity Burns Mt. 792 Comment
  HSC5390  Cirsium remotifolium H. E. Parks, J. P. Tracy 1941-8-27 11527 Trinity South Fork Mtn.; Cold Springs 1646 Comment
  JEPS98756  Clarkia Sue Pappalardo 1995-6-21 717 Trinity ca. 50 ft N of FS Road 3N08, ca 1/2 mi NE of junction with FS Road 2N10 Hayfork Ranger District (Butter Creek watershed) 1060 Comment
  UC1422878  Clarkia borealis subsp. borealis Peter H. Raven with R. Snow 1958-7-18 13564 Trinity 3.5 mi se Five Pines Comment
  HSC16280  Clarkia concinna subsp. concinna R. Spellenberg 1964-6-16 439 Trinity Spellenberg property, 2 mi. E of Burnt Ranch Comment
  HSC73911  Clarkia concinna subsp. concinna R. York 1980-5-24 662 Trinity Near Long Ridge. 1036 Comment
  RSA0060006  Clarkia concinna subsp. concinna P. A. Munz 1949-5-16 13246 Trinity Half mile above Junction City on Canyon Creek. 549 Comment
  HSC35106  Clarkia gracilis A. M. Montalvo 1975-5-17 245 Trinity SE facing slope on trail to Denny at confluence of the New River and the Trinity River 310 Comment
  HSC73341  Clarkia gracilis Gail Newton 1980-1-1 832 Trinity Near Hayden Roughs 1219 Comment
  RSA293078  Clarkia gracilis subsp. gracilis Thomas W. Nelson, Jane P. Nelson 1980-6-18 5588 Trinity Along road 1N10, 1 mile from jct. with road 2N07 (7). Shasta-Trinity National Forest. 1372 Comment
  CAS-BOT-BC163186  Clarkia lassenensis Eugene Carter 1974-6-4 798 Trinity Salmon-Trinity Alps and vicinity. Roadbank on the Barney Gulch logging road 594 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
  UC1071931  Clarkia purpurea subsp. quadrivulnera H. and M. Lewis 1947-6-12 411 Trinity 1.0 mi s Hayfork Creek Bridge (5-20); Hayfork Comment
  UC1071932  Clarkia purpurea subsp. quadrivulnera H. and M. Lewis 1947-6-13 413 Trinity 2.9 mi w of road to Ruth (Highway 36) Comment
  RSA20954  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1937-6-20 8927 Trinity North Coast Range, along Mad River, 5.8 mi above Eureka - Red Bluff Road on road to Ruth. 457 Comment
  UC933360  Clarkia rhomboidea Annie M. Alexander and Louise Kellogg 1948-8-24 5545 Trinity along trail above Morris Meadow; Trinity Mountains, Stuart Fork 1280 Comment
  CAS-BOT-BC164984  Clarkia rhomboidea Eugene Carter 1974-6-3 797 Trinity Salmon-Trinity Alps and vicinity. On the Barney Gulch logging road 594 Comment
  UC162600  Claytonia cordifolia Mrs. M. H. Manning 1901-7-1 23 Trinity Trinity Summit; Trintiy Summit Comment
  CHSC71043  Claytonia exigua subsp. exigua Vernon Oswald; Lowell Ahart 1998-5-14 9064 Trinity Wildwood Rd. 6.6 mi north of Hwy. 36, 1.3 mi north of Gemmill Gulch Picnic Area. Growing on a steep, rocky slope between the road and Hayfork Creek. 1005 Comment
  HSC47750  Claytonia exigua subsp. exigua Thomas W. Nelson, J. P. Smith 1978-5-6 3976 Trinity At Philpot Campground 762 Comment
  RSA273365  Claytonia exigua subsp. exigua J. P. Smith, J. O. Sawyer 1972-4-30 5232 Trinity 5 mi. from junction with state 299 along Hennessy Rd.; rock outcrops in serpentine prairie. Comment
  HSC31833  Claytonia lanceolata D. E. Anderson, S. Dowty, Thomas W. Nelson 1972-6-13 5546 Trinity Black Lassic along W side 1738 Comment
Read comments Sep 23 2019
  UCD102284  Claytonia lanceolata Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail. Mount Eddy close to the summit. 2640 Comment
  LA207491  Claytonia lanceolata H. M. Hall; 1909-7-22 8616 Trinity Salmon Mountains, Above Union Lake Comment
  HSC72927  Claytonia parviflora subsp. parviflora R. York 1980-5-25 799 Trinity Near Browns Canyon 823 Comment
  HSC73891  Claytonia parviflora subsp. parviflora M. A. Baker 1980-7-2 2624 Trinity Near Horsehead Mtn. 1737 Comment
  HSC24128  Claytonia perfoliata subsp. intermontana J. O. Sawyer 1970-5-2 2594 Trinity Above New River 244 Comment
  HSC73385  Claytonia rubra Doug Renwick, Robert Kirkpatrick 1981-5-9 60 Trinity Philpot Campground off Hwy. 3 808 Comment
  RSA211295  Claytonia rubra William J. Ferlatte 1967-7-5 606 Trinity Trinity Alps: Big Flat, wooded area with scattered openings 1524 Comment
  HSC40464  Claytonia rubra subsp. rubra J. O. Sawyer 1974-4-27 2558 Trinity S of Cherry Flat along French Creek 488 Comment
  HSC4458  Claytonia rubra subsp. rubra William J. Ferlatte 1967-7-5 606 Trinity Big Flat 1524 Comment
  CAS-BOT-BC443835  Claytonia rubra subsp. rubra P. A. Munz 1951-7-22 16833 Trinity Ridge s. of Stuart Gap, North Yolla Bolly Mts. 1706 Comment
  HSC31959  Claytonia saxosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5518 Trinity Black Lassic 1738 Comment
  HSC42103  Claytonia saxosa Sue Sweet 1977-5-7 41 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC47630  Claytonia saxosa J. P. Smith, E. Rumble, V. Rumble 1977-4-30 9059 Trinity Shasta-Trinity National Forest, Blue Point on Blue Point Ridge on Dubakella Mtn. 1585 Comment
  HSC47634  Claytonia sibirica J. P. Smith, E. Rumble, V. Rumble 1977-4-30 9056 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  SEINET200316  Claytonia sibirica J. P. Tracy 1932-7-14 10536 Trinity Corral Prairie 1585 Comment
  SFV1157  Claytonia sibirica J. R. Swanson 627 Trinity 1 mile west of Callahan. Trinity Center Road. Along margins of road to Tangle Blue Lake. Comment
  UC249529  Clematis lasiantha Joseph P. Tracy 1922-7-9 6098 Trinity bluffs at mouth of New River; Northern Coast Ranges 396 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
  CHSC37546  Clematis ligusticifolia T. B. Devine 1976-8-8 352 Trinity Near Douglas City at junction of Hwy 299 and Hayfork Road. Comment
  UCD95590  Clematis ligusticifolia E. J. Linck 1928-8-1 s.n. Trinity At Ruth. Comment
  JEPS74508  Clintonia uniflora W. J. Ferlatte 1966-7-1 182 Trinity Upper Canyon Creek Meadow; Trinity Alps, Upper Canyon Creek Meadow 1524 Comment
  CAS-BOT-BC238062  Collinsia Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  CAS-BOT-BC238063  Collinsia Ella Dales Cantelow 1939-6-8 2669 Trinity 6 1/2 mi. from Jct. Alton - Redbluff Hy., South Fork Mt., Blake Lookout Rd. Comment
  JEPS6213  Collinsia grandiflora W. L. Jepson 1934-5-6 16657 Trinity South Fork Mt. Comment
  HSC26299  Collinsia greenei Thomas W. Nelson 1971-4-24 389 Trinity Along New River Trail Comment
  HSC66823  Collinsia greenei M. A. Baker 1980-7-13 2882 Trinity Near Red Rock 1585 Comment
  HSC73523  Collinsia greenei Gail Newton 1980-7-13 1448 Trinity Near Mule Ridge 1646 Comment
  RSA244939  Collinsia greenei J. P. Smith 1973-4-7 5984 Trinity New River trail from Grays Falls Campground on the north side of the Trinity River and west side of the New River. 244 Comment
  RSA249370  Collinsia greenei D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5653 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  SD43772  Collinsia greenei Philip A. Munz 1949-5-17 13278 Trinity edge of meadow, 15 miles south of Trinity Center 1067 Comment
  HSC20598  Collinsia linearis R. Spellenberg 1964-6-17 448 Trinity 4 mi. W of Brunt Ranch on Underwood Mtn. Rd. Comment
  HSC27145  Collinsia parviflora J. P. Smith, J. O. Sawyer 1972-4-30 5233 Trinity 5 mi. from junction with Hwy. 299 along Hennessy Rd. Comment
  HSC86374  Collinsia parviflora J. O. Sawyer 1983-6-20 4220 Trinity Ridge south of Kangaroo Lake 1982 Comment
  RSA49697  Collinsia parviflora Philip A. Munz 1949-5-15 13210 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  UC2046533  Collinsia parviflora William J. Ferlatte 1976-5-18 1759 Trinity head of Coffee Creek, north end of ephemeral pond (Lake Martin) Comment
  HSC45455  Collinsia rattanii M. Alcasas 1978-5-13 66 Trinity Philpot Campground. 793 Comment
  HSC72537  Collinsia rattanii Gail Newton 1980-7-1 809 Trinity Near Hayden Roughs. 1250 Comment
  UCD123565  Collinsia rattanii Joseph M. DiTomaso 1976-5-16 457 Trinity Stuarts Forks trail at Cherry Flat, west of Trinity Lake. 883 Comment
  POM15712  Collinsia torreyi var. latifolia H. M. Hall 1909-7-18 8569 Trinity Dorleska, in the Salmon Mountains. 2000 Comment
  HSC74256  Collomia grandiflora Gail Newton 1980-7-3 1024 Trinity Near Horsehead Mtn. 1753 Comment
  UCR123914  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2001-7-8 6928 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC44476  Collomia heterophylla K. Irwin 1977-5-21 361 Trinity Eagle Creek Campground 851 Comment
  HSC73373  Collomia heterophylla R. York 1980-5-25 739 Trinity Near Shannon Butte 701 Comment
  SEINET11261374  Collomia heterophylla Robert L. Johnson, Mikel R. Stevens 2015-7-12 3968 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
  UC1197839  Collomia heterophylla Joseph P. Tracy 1925-5-17 7001 Trinity Hennesy Road leading up South Fork Trinity River; Northern Coast Ranges 609 Comment
  HSC63819  Collomia heterophylla M. A. Baker 1979-7-3 994 Trinity Base of Hetten Rock Comment
  JEPS120256  Collomia heterophylla Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -24 Trinity Forest Rd. 29N81A, west of the Bramlet Road (Forest Road 30N29) south of Highway 36W; 13 miles south of Hayfork Comment
  RSA114297  Collomia heterophylla Don Hagar 1957-5-14 69 Trinity 3 miles se. of Salyer 244 Comment
  CHSC30659  Collomia tinctoria M. S. Taylor 1980-7-1 3021 Trinity On rd embankment, n side of Swift Creek Rd, ca. 0.9 mi w of Trinity Center, at loop in rd at North Fork Swift Creek. 822 Comment
  JEPS108199  Collomia tinctoria David Gowen 2005-6-25 466 Trinity Wildwood Rd. ca 8 miles north of HWY 36. Comment
  SEINET10496723  Collomia tinctoria Mary Susan Taylor 1980-7-1 Taylor 3021 Trinity T36N R8W ne sec 13, Shell Mt quad. Shasta-Trinity Natl Forest; on road embankment, N side of Swift Creek Rd, ca. 0.9 mi W of Trinity Center, at loop in road at North Fork Swift Creek. 823 Comment
  CAS-BOT-BC230686  Collomia tracyi Eugene Carter 1971-6-5 204 Trinity N Fork Trinity River, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville. Along N Fork Trail S of Keystone Flat 914 Comment
  CAS-BOT-BC230692  Collomia tracyi Ella Dales Cantelow 1935-6-11 930 Trinity Scenic Trail, Trinity Alps Resort Comment
  CAS-BOT-BC230693  Collomia tracyi L. B. Kildale 1930-7-20 10427 Trinity Upper Van Duzen River near Cobb Comment
  CAS-BOT-BC230695  Collomia tracyi Peter H. Raven; R. Snow 1958-7-19 13604 Trinity Hobo Gulch Public Camp, 14.3 miles N of Helena Comment
  HSC40538  Collomia tracyi Thomas W. Nelson, Jane P. Nelson 1976-5-23 2536 Trinity Black Lassic, E side 1585 Comment
  HSC71560  Collomia tracyi M. A. Baker 1980-7-2 2666 Trinity Near Horsehead Mtn. 1737 Comment
  HSC72607  Collomia tracyi Gail Newton 1980-7-1 836 Trinity Near Hayden Roughs 1219 Comment
  HSC72738  Collomia tracyi Gail Newton 1980-7-2 933 Trinity Near N Kelsey Peak 1463 Comment
  HSC81685  Collomia tracyi Thomas W. Nelson, Jane P. Nelson 1980-7-17 6143 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  JEPS106469  Collomia tracyi J. K. Nelson with Bill Brock, John Heibel, Al Olson, Darrel Ranken 2004-6-22 2004 -56 Trinity West Fork Prospect Creek crossing at Forest Service Road 29N30 1188 Comment
  JEPS5606  Collomia tracyi Joseph P. Tracy 1932-6-17 10220 Trinity river bar North Coast Ranges, Three Forks of Mad River 883 Comment
  UC908777  Collomia tracyi Joseph P. Tracy 1939-9-4 16486 Trinity mountainside e Van Duzen River (8 mi se of Low Gap) 853 Comment
  CAS-BOT-BC230680  Collomia tracyi Lester Rowntree 1938-6-10 s.n. Trinity Stuarts Fork Trinity River Comment
  RSA273337  Comandra umbellata subsp. californica Rich White 1977-5-21 60 Trinity Eagle Creek Campground. 851 Comment
  UC184647  Comandra umbellata subsp. californica Harry S. Yates 1914-5-18 304 Trinity n of Weaverville 701 Comment
  HSC72850  Corallorhiza maculata M. A. Baker 1980-7-2 2626 Trinity Near Horsehead Mtn. 1737 Comment
  RSA211492  Corallorhiza maculata William J. Ferlatte 1967-8-7 836 Trinity Trinity Alps: Canyon Creek, ridge between L Lake and Stuart Fork 1982 Comment
  UC1196449  Corallorhiza maculata Joseph P. Tracy 1942-7-3 17395 Trinity near Kuntz; Van Duzen River 792 Comment
  HSC54333  Corallorhiza mertensiana G. L. Clifton 1979-7-16 7813 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  JEPS66531  Cordylanthus pilosus subsp. hansenii L. R. Heckard 1971-8-28 2786 Trinity just se Lewiston 731 Comment
  HSC103858  Cordylanthus tenuis subsp. tenuis Thomas W. Nelson, Shauna Hee 2006-8-4 9473 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  RSA67669  Cordylanthus tenuis subsp. viscidus P. A. Munz 1951-7-18 16651 Trinity Stuart Gap, north base of North Yolla Bolly Mountains. 1524 Comment
  UCD123179  Cordylanthus tenuis subsp. viscidus William J. Ferlatte; Alice Q. Howard 1970-8-8 1275 Trinity Boulder Cr. Basin, along trail ca. 0.25 miles from Canyon Creek. 1584 Comment
  UC2046547  Cordylanthus viscidus William J. Ferlatte 1974-8-17 1676 Trinity 100 yds. above Bowerman Meadows Trail Comment
  JEPS50104  Cornus glabrata Joseph P. Tracy 1923-6-30 6488 Trinity headwaters of Rattlesnake Creek (near Auto Rest); Northern Coast Ranges 914 Comment
  UC704283  Cornus glabrata Frank A. Pitelka 1943-6-23 249 Trinity 2 mi. w. Hayfork 731 Comment
  HSC12442  Cornus nuttallii Gary J. Stebbins 1970-5-30 Trinity Along Big French Creek Rd. 2.8 mi. N of Hwy. 299 Jct. Comment
  UCD117165  Cornus nuttallii Joseph M. DiTomaso 1975-7-1 89 Trinity 0.5 mile below Emerald Lake on Stuarts Fork Trail. 1615 Comment
  SFV18691  Cornus sericea P. Wilson, M. Mesler 2003-3-2 3890 Trinity Gray Falls Camp off US-299. 290 Comment
  CAS-BOT-BC210562  Cornus sessilis Doris Kildale 1931-5-17 10926 Trinity Hawkins Bar 182 Comment
  CAS-BOT-BC210563  Cornus sessilis L. B. Kildale 1930-9-1 10475 Trinity Trinity River at Douglas City Comment
  CAS-BOT-BC210565  Cornus sessilis Milo S. Baker 1926-7-31 184 b-'26 Trinity McKinney's Camp - road to Trinity Alps Resort Comment
  CAS-BOT-BC180208  Corylus cornuta subsp. californica Peter H. Raven; R. Snow 1958-7-19 13608 Trinity Hobo Gulch Public Camp, 14.3 miles N of Helena Comment
  CAS-BOT-BC180210  Corylus cornuta subsp. californica Eugene Carter 1971-7-16 303 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi NW of Weaverville). Hobo Gulch 868 Comment
  HSC66121  Corylus cornuta subsp. californica J. P. Smith 1975-5-17 8133 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  CAS-BOT-BC180207  Corylus cornuta subsp. californica Carl B. Wolf 1937-8-12 9193 Trinity Little N Coast Range, S Fork Mt., Cold Spring Lookout 1645 Comment
  UC1789023  Cotoneaster franchetii R. Spellenberg, S. Spellenberg 1997-12-27 12470 Trinity Spellenberg property, ca 2 air miles SW of Burnt Ranch, 1 mi. S of Hwy. 299 before it crosses Trinity River E of Burnt Ranch, on banks of Upper Pond Comment
  RSA363  Crataegus suksdorfii E. R. Johnson 1928-8-27 441 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  CAS-BOT-BC290740  Crepis occidentalis subsp. conjuncta Joseph P. Tracy 1935-8-3 14453 Trinity Mary Blaine Mt. 1950 Comment
  UC581729  Crepis occidentalis subsp. conjuncta Joseph P. Tracy 1935-8-3 14453 Trinity Mary Blaine Mt. 1950 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
  UC581310  Crepis pleurocarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2471 Trinity along river 1 mi n mouth of Eagle Creek; Trinity River 900 Comment
  UC581726  Crepis pleurocarpa Joseph P. Tracy 1935-8-3 14458 Trinity Mary Blaine Mt. 1950 Comment
  POM10838  Crepis pleurocarpa H. M. Hall 1909-7-21 8597 Trinity Dorleska, in the Salmon Mts., Canadian Zone 2000 Comment
  HSC48880  Crocidium multicaule J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9889 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  UC796663  Crocidium multicaule Roxana S. Ferris and Laura Lorraine 1948-6-11 11685 Trinity summit between Mad River and South Fork Trinity River (State Hwy 36) 1359 Comment
  UCD84683  Crocidium multicaule Robert E. Preston 2009-3-5 2647 Trinity 3.5 mi W of Del Loma, 0.4 mi W of Schneider's Bar, along Hwy 299. 345 Comment
  HSC54382  Croton setiger G. L. Clifton 1979-7-17 7946 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC69902  Cryptantha affinis Thomas W. Nelson 1978-5-27 4049 Trinity Along trail to Red Mtn. 1220 Comment
  HSC72754  Cryptantha affinis Gail Newton 1980-7-2 921 Trinity Near N Kelsey Peak 1463 Comment
  CDA18426  Cryptantha hispidula G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2694 Trinity North Coast Ranges; WSW of Peanut on Rattlesnake Road, 0.25 mi east of jct of Rattlesnake Rd and Plummer Lookout Rd (Philpot Campground Rd) 804 Comment
  HSC68836  Cryptantha milobakeri Thomas W. Nelson, Jane P. Nelson 1980-6-19 5633 Trinity Along Old Hwy. 36 (Post Creek Rd.) at bridge over Glade Creek 884 Comment
  SD58350  Cryptantha milobakeri Joseph P. Tracy 1913-6-24 4298 Trinity Hillslopes of Mad River Valley, 6.0 miles above Ruth. 915 Comment
  HSC68814  Cryptantha torreyana Thomas W. Nelson, Jane P. Nelson 1980-6-18 5608 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  HSC91329  Cryptantha torreyana Jennifer Whipple 1976-7-12 1410 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage. 2195 Comment
  POM369143  Cryptantha torreyana Thomas W. Nelson 1976-7-9 2979 Trinity Above Senteney Rock. 1524 Comment
  UC525591  Cryptantha torreyana Joseph P. Tracy 1923-6-30 6434 Trinity near summit on Weaverville Road; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  UCD120102  Cryptantha torreyana John Sawyer; T. W. Nelson 1978-6-9 3184 Trinity on trail to Red Mountain. 1219 Comment
  HSC26835  Cryptantha torreyana Thomas W. Nelson 1971-4-24 391 Trinity Above the Trinity River across the Gray's Falls Bridge Comment
  HSC78290  Cryptogramma acrostichoides John S. Palmer 1975-7-23 408 Trinity Slope above Log Lake 1982 Comment
  SEINET10529943  Cryptogramma crispa subsp. acrostichoides Mary Susan Taylor 1980-7-15 Taylor 3136 Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  HSC56518  Cuscuta occidentalis G. L. Clifton, Butler 1979-7-17 7473 Trinity Near Horse Ridge Mtn., close to the town of Mad River 1851 Comment
  UC2062583  Cuscuta occidentalis Belinda Lo 2017-7-22 346 Trinity TRINITY COUNTY: Shasta-Trinity Forest, northeast of Tangle Blue Trailhead. Comment
  HSC40109  Cuscuta occidentalis Thomas W. Nelson, James Nelson 1976-7-28 3056 Trinity The Lassics, along 5E27 just N of 1S07 1524 Comment
  HSC28481  Cymopterus terebinthinus var. californicus R. Spjut 1973-5-29 3407 Trinity Trinity River Canyon along Hwy 299, just W of Big Bar Comment
  CAS-BOT-BC177812  Cynoglossum grande Eugene Carter 1975-8-19 1076 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Rattlesnake Lake Camp 1691 Comment
  HSC73419  Cynoglossum grande Doug Renwick, Robert Kirkpatrick 1981-5-9 68 Trinity Philpot Campground off Hwy. 3 808 Comment
  CAS-BOT-BC113812  Cyperus niger var. capitatus Mrs. H. C. Cantelow 1937-8-15 1842 Trinity Swift Creek Rd. W of North Fork of Swift Creek. Comment
  HSC98410  Cyperus squarrosus L. P. Janeway 1984-10-29 1189 Trinity Along Middle Fork Trinity River near Hawkin's Bar 174 Comment
  CAS-BOT-BC133742  Cypripedium californicum John Thomas Howell 1937-7-28 13610 Trinity Field redacted by CAS, contact the data manager for more information Comment
  UCD138924  Cypripedium californicum Joseph M. DiTomaso 1975-7-11 123 Trinity on Swift Creek Trail 1/8 mile beyond junction with Granite Creek Trail. 1371 Comment
  UCD138925  Cypripedium californicum Joseph M. DiTomaso 1976-7-15 639 Trinity Trinity Alps, Swift Creek Trail at small creek 100 yards southeast of Swift Creek Bridge on Granite Lake Trail. 1310 Comment
  CAS-BOT-BC136504  Cypripedium fasciculatum Mrs. H. C. Cantelow 1935-6-11 1017 Trinity Field redacted by CAS, contact the data manager for more information Comment
  UC429117  Cypripedium fasciculatum H. M. Hall July, 1909 8592 Trinity Bullard Creek Salmon Mountains 1859 Comment
  HSC65932  Cystopteris fragilis Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 65 Trinity Philpot Creek Campground 808 Comment
  HSC72965  Cystopteris fragilis M. A. Baker 1980-6-25 2321 Trinity Near Castle Rock. 1436 Comment
  CAS-BOT-BC189841  Dactylis glomerata Eugene Carter 1973-6-7 576 Trinity Around Allbert's Cabin. East Fork of North Fork Trinity River, 3.8 miles north of SR 299, Helena. 487 Comment
  HSC58477  Dactylis glomerata Walter Overton 1979-7-18 8192 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC58493  Dactylis glomerata G. L. Clifton, Butler 1979-7-18 8444 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  UC717991  Danthonia californica David D. Keck 1944-7-10 5489 Trinity 1 mi nw Mad River P.O. 822 Comment
  CAS-BOT-BC194399  Danthonia intermedia Joseph P. Tracy 1935-8-7 14607 Trinity Head of White's Creek, Devil's anyon Mts. 2072 Comment
  SEINET185123 Image available Danthonia intermedia C. L. Hitchcock, J. S. Martin 1939-7-11 5404 Trinity South shore of Upper Canyon Creek Lake 11 miles north of Dedrick Salmon-Trinity Mts. 1890 Comment
  UC552802  Danthonia intermedia Joseph P. Tracy 1935-8-7 14607 Trinity head of White's Creek Devil's Canyon Mts. 2072 Comment
  HSC78264  Danthonia unispicata John S. Palmer 1976-7-3 454 Trinity Bear Lakes area, slope N side of Log Lake. 1860 Comment
  RSA49940  Darlingtonia californica E. K. Balls 1949-7-7 13886 Trinity Scott Mountain Camp Meadow, Scott Mountain. 1616 Comment
  UC1191517  Darlingtonia californica Herbert L. Mason 1950-7-15 14050 Trinity in wet bog at summit of grade Scott Mountain Comment
  UCD119053  Darlingtonia californica Joseph M. DiTomaso 1975-6-24 54 Trinity At junction of Bear Basin Creek and Swift Creek. 1554 Comment
  CAS-BOT-BC420561  Darmera peltata Doris Kildale 1931-5-30 10776 Trinity Weaverville Comment
  SDSU9559  Darmera peltata D. F. Howe 1969-5-6 4632 Trinity 24 miles W of Shasta-Trinity County line on #36. 792 Comment
  HSC64967  Dasiphora fruticosa D. L. Goforth 1979-7-21 283 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  JEPS15998  Daucus pusillus W. L. Jepson Jul 5 1902-Jul 12 1902 2021 Trinity S. Fork Trinity R., Martin's Ranch Comment
  RSA125674  Delphinium decorum E. K. Balls 1957-5-25 22567 Trinity 7.5 miles NW from forest Glen, Hwy 36. 1220 Comment
  HSC71124  Delphinium decorum subsp. tracyi Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  HSC67266  Delphinium depauperatum Thomas W. Nelson, Jane P. Nelson 1980-5-8 5217 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  UC1037420  Delphinium glaucum Douglas Barbe 1955-8-4 353 Trinity Coffee Creek Rd 2 mi n Big Flat (along creek); Klamath Mountains 1493 Comment
  UCD95710  Delphinium glaucum Joseph M. DiTomaso 1975-8-20 281 Trinity 200 yards E of Willow Creek on Deer Creek Trail. 1645 Comment
  CHSC1448  Delphinium nudicaule R. M. Staley 1953-7-20 Trinity Stewart's Fork. Comment
  HSC42114  Delphinium nudicaule Rich White 1977-7-17 56 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  CAS-BOT-BC8024  Delphinium nudicaule Eugene Carter 1974-4-28 704 Trinity Salmon-Trinity Alps and vicinity. 3.8 miles up the East Fork of the North Fork Trinity River. 609 Comment
  HSC735  Delphinium nuttallianum William J. Ferlatte 1967-8-6 805 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  HSC74604  Delphinium nuttallianum M. A. Baker 1980-7-10 2719 Trinity Near Senteney Rock 1554 Comment
  UCD96093  Delphinium nuttallianum Joseph M. DiTomaso 1976-7-6 565 Trinity Trinity Alps. Mumford Meadows on Swift Creek Trail. 1645 Comment
  HSC35214  Delphinium nuttallianum Dryden 1975-5-17 192 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC45362  Delphinium nuttallianum R. York, Linda York 1978-3-18 76 Trinity Along Hwy. 299 near Helena 457 Comment
  SBBG116544  Deschampsia cespitosa subsp. cespitosa D. Wilken with E. Painter 2003-7-17 16160 Trinity immediately S of Scott Mtn Cmpgrd near Scott Mtn Summit 1650 Comment
  HSC35915  Deschampsia elongata Thomas W. Nelson, James Nelson 1975-6-21 1927 Trinity Brown's Canyon Campground. Comment
  RSA126944  Deschampsia elongata H. S. Yates 1936-6-22 5836 Trinity 2.5 miles N.N.W. of Shoemaker Bally. 1159 Comment
  RSA67479  Descurainia incana subsp. viscosa P. A. Munz 1951-7-18 16688 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  HSC26192  Dianthus armeria William J. Ferlatte, J. R. Keck 1972-7-13 1407 Trinity N side of USFS Rd. 29N30, Wildwood-Ruth Rd., 2.2 mi. E of Cedar Gap turnoff 1524 Comment
  HSC78040  Dicentra formosa John S. Palmer 1973-6-19 36 Trinity Bear Lakes Area, along trail to Big Bear Lake 1677 Comment
  UC922344  Dicentra formosa Annie M. Alexander and Louise Kellogg 1949-6-30 5737 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC49267  Dicentra pauciflora J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9902 Trinity Blue Ridge on FS 34N07Y 1098 Comment
  HSC37175  Dichelostemma capitatum subsp. capitatum J. D. Ackerman 1974-4-28 204 Trinity Grays Falls above Trinity River Gorge, S side, 0.4 mi. from confluence with New River Comment
  HSC56573  Dichelostemma congestum G. L. Clifton 1979-7-16 7878 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  JEPS7617  Dichelostemma congestum Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3375 Trinity 0.5 mi n Wildwood (along Hay Fork of Trinity River); Trinity River, Hay Fork 1005 Comment
  UC1046519  Dichelostemma ida-maia R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3402 Trinity along State Highway 36, at the summit of grade over South Fork Mountain South Fork Mountain 1234 Comment
  HSC35089  Dichelostemma ida-maia Robert M. Specht 1975-5-17 192 Trinity Trail to Denny at confluence of New River and Trinity River 310 Comment
  HSC34388  Dichelostemma multiflorum J. P. Smith, J. O. Sawyer 1973-7-3 6974 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC56848  Dichelostemma multiflorum Walter Overton 1979-7-18 8743 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  HSC82489  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1979-5-26 4748 Trinity SR 3 at junction with rd. to Minersville and Bushy Trail Campground Comment
  CHSC107470  Dieteria canescens var. canescens M. Simenc 2009-9-6 28 Trinity The Eddys, Klamath Ranges, Shasta National Forest. 470m South on Pacific Crest Trail from Parks Creek Trail Head at 42N17 rd. about 48 km from Mt. Shasta Ranger Station. Growing in rocky soil near Quercus vaccinifolia bushes, partially shaded by Yellow Pine. 2086 Comment
  SBBG15418  Diplacus layneae H. and M. Dearing 1939-6-17 3667 Trinity near Trinity Alps Comment
  CAS-BOT-BC153461  Diplacus layneae Annie M. Alexander; Louise Kellogg 1948-8-7 5432 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  CAS-BOT-BC153501  Diplacus layneae Lester Rowntree 1936-7-16 s.n. Trinity Above Granite Creek, Trinity Mts. Comment
  RSA245035  Disporum hookeri var. hookeri J. P. Smith 1973-4-7 5949 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
  JEPS95575  Distichlis spicata Vernon H. Oswald and L. Ahart 1994-6-14 6291 Trinity T38N R5W center Sec. 19, 4960 ft, Yellow Pine Forest. Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city) 1511 Comment
  RSA211276  Dodecatheon alpinum subsp. majus William J. Ferlatte 1967-7-6 620 Trinity Dorleska Mine 1982 Comment
  UCD118792  Dodecatheon alpinum subsp. majus Joseph M. DiTomaso 1975-6-25 55 Trinity Bear Basin Trail 1/2 mile above bridge over Swift Creek. 1615 Comment
  CHSC41211  Dodecatheon hendersonii J. D. Jokerst 1984-4-17 1973 Trinity Common in forest openings at edge of 'Bridge Camp' on the Stuarts Fork of the Trinity River, several miles north of Trinity Alps Resort. Comment
  HSC28379  Dodecatheon hendersonii J. P. Smith 1973-4-21 6180 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC28779  Dodecatheon hendersonii J. P. Smith 1973-4-21 6225 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC71564  Dodecatheon hendersonii M. A. Baker 1980-7-2 2661 Trinity Near Horsehead Mtn. 1737 Comment
  UC1222566  Dodecatheon hendersonii Joseph P. Tracy 1950-4-20 18632 Trinity 4 mi se Low Gap (Van Duzen River); , se of Low Gap 792 Comment
  LA43952  Dodecatheon jeffreyi C. L. Hitchcock; J. S. Martin 1939-7-12 5366 Trinity Salmon-Trinity Alps, just below lower Canyon Creek Meadow, 10 mi N of Dedrick 1676 Comment
  UC54921  Dodecatheon jeffreyi Joseph Burtt Davy and Walter C. Blasdale Jun 21 1899-Jun 23 1899 5792 Trinity Trinity Summit North Coast Ranges, Trinity Summit Comment
  HSC75102  Dodecatheon jeffreyi J. P. Smith, Thomas W. Nelson 1979-6-15 10112 Trinity Klamath National Forest, Scott Mtn. Campground 1646 Comment
  UCD119019  Dodecatheon jeffreyi Joseph M. DiTomaso 1976-7-6 571 Trinity Mumford Meadows on Swift Creek Trail. 1645 Comment
  SD42512  Downingia cuspidata Carl B. Wolf 1937-6-20 8968 Trinity 5.8 miles north of Mendocino County line on Zenia-Covelo Road. 915 Comment
  UC1112871  Downingia pulcherrima Wagnon 1957-7-28 1657 Trinity Big Flat along Coffee Creek Coffee Creek Comment
  CAS-BOT-BC94555  Downingia pulcherrima R. C. Wenk 2006-9-3 562 Trinity Coffee Creek Road, Big Flat Meadow, at N end of meadow 1536 Comment
  RSA120820  Downingia yina H. K. Wagnon 1957-7-28 1657 Trinity Big Flat along Coffee Creek Comment
  SEINET10458521  Downingia yina Mary Susan Taylor 1980-7-21 Taylor 3150 Trinity T37N R9W west central sec 7, Coffee Creek quad; Shasta-Trinity Natl Forest, Big Flat, at end of Coffee Creek Rd, Helen Gates property. 1554 Comment
  HSC90901  Draba aureola Jennifer Whipple 1977-7-20 1982 Trinity Summit region of Mt. Eddy, Trinity and Siskiyou Cos. 2744 Comment
  CAS-BOT-BC41758  Draba howellii C. L. Hitchcock; J. S. Martin 1939-7-11 5394 Trinity West wall of Canyon Creek, 11 miles north of Dedrick, in Trinity Alps. 2438 Comment
  HSC40490  Draba howellii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2611 Trinity Peak above Summit Lake 2454 Comment
  HSC70613  Draba howellii J. O. Sawyer, K. A. Sawyer 1981-8-2 4162 Trinity E side of Sawtooth Mtn. above Devil's Canyon. 2439 Comment
  JEPS74617  Draba howellii William J. Ferlatte and Alice Q. Howard 1970-8-11 1300 Trinity n.w. side of summit Thompson Peak; Trinity Alps, Thompson Peak 2651 Comment
  UC1222665  Draba verna Joseph P. Tracy 1950-4-20 18625 Trinity 4 mi se Low Gap (above Kuntz, Van Duzen River); Van Duzen River, se of Low Gap 792 Comment
  RSA167462  Draba verna Joseph P. Tracy 1950-4-20 18625 Trinity Above Kuntz. Van Duzen River, 4 miles SE of Low Gap. 793 Comment
  RSA49618  Draba verna P. A. Munz 1949-5-15 13217 Trinity Ripstein Public Campground. Canyon Creek. Dedrick. 976 Comment
  HSC46727  Draperia systyla William J. Ferlatte 1976-7-10 1818 Trinity Swift Creek drainage, along Swift Creek Trail between Parker Creek and Steer Creek 1435 Comment
  HSC67407  Draperia systyla Ed Cope, John Palmer Jul 1977 553 Trinity South of trail to Granite Lake. 1280 Comment
  JEPS1612  Draperia systyla Joseph P. Tracy 1936-8-6 15082 Trinity East of Hawkins Bar; Happy Camp Mt. 1066 Comment
  UC1199095  Draperia systyla Joseph P. Tracy 1936-8-8 15129 Trinity 2 miles east of Grove's Prairie; Trinity Summit 1524 Comment
  UC1225808  Draperia systyla Joseph P. Tracy 1936-8-6 15082 Trinity Happy Camp Mt. east of Hawkins Bar 1066 Comment
  CAS-BOT-BC159466  Drymocallis glandulosa var. glandulosa Doris Kildale 1931-5-17 10917 Trinity Hawkins Bar 182 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
  HSC130  Drymocallis lactea var. lactea William J. Ferlatte 1967-8-8 853 Trinity Upper Canyon Creek Meadow 1524 Comment
  HSC56559  Drymocallis lactea var. lactea G. L. Clifton 1979-7-16 7814 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  CAS-BOT-BC113521  Eleocharis bella John Thomas Howell 1936-8-27 12859 Trinity Near Trinity Center. Comment
  JEPS102243  Eleocharis decumbens L. P. Janeway 2001-7-15 7322 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. With meadow about 70 m below. 1390 Comment
  CHSC114082  Eleocharis decumbens Deborah Stout; Melissa DeSiervo 2011-9-20 NM 1 _C Trinity Deadfall Meadow, west slope Mt. Eddy; UTM Zone 10N, 539500E, 4575733N. 1917 Comment
  SEINET4170487 Image available Eleocharis rostellata Unknown 1935-8-3 14487 Trinity Mary Blaine MT. Mary Blaine Meadow 1951 Comment
  CHSC82689  Elymus elymoides subsp. elymoides L. P. Janeway 2001-7-8 7294 Trinity Klamath Ranges. 1.0 km east-northeast of top of Red Mountain; along Road 29N73 2.6 km west of '30' road (Wild Mad Road). 1590 Comment
  JEPS102956  Elymus elymoides subsp. elymoides L. P. Janeway 2001-7-8 7294 Trinity Klamath Ranges. 1.0 km east-northeast of top of Red Mountain; along Road 29N73 2.6 km west of ''30'' road (Wild Mad Road) 1590 Comment
  HSC40345  Elymus elymoides var. californicus Thomas W. Nelson, Jane P. Nelson 1976-6-22 2761 Trinity Above Senteney Rock 1524 Comment
  HSC72750  Elymus glaucus Gail Newton 1980-7-7 874 Trinity Near Hayden Roughs. 1219 Comment
  HSC91314  Elymus glaucus Jennifer Whipple 1977-9-9 2258 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC92410  Elymus glaucus Jennifer Whipple 1976-9-1 1756 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2348 Comment
  RSA66888  Elymus glaucus P. A. Munz 1951-7-17 16579 Trinity Grasshopper Public Camp, 2.5 mi. NW of Stuart Gap, North Yolla Bolly Mts. 1372 Comment
  CAS-BOT-BC203734  Elymus glaucus subsp. glaucus Joseph P. Tracy 1935-8-3 14498 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC203737  Elymus glaucus subsp. glaucus Peter H. Raven; R. Snow 1958-7-18 13570 Trinity 6.4 miles south of Trinity Center on road to Minersville Comment
  CAS-BOT-BC203738  Elymus glaucus subsp. glaucus Eugene Carter 1972-6-20 442 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Hobo Gulch Helispot 914 Comment
  CHSC80119  Elymus glaucus subsp. glaucus L. P. Janeway 1996-7-13 5048 Trinity Klamath Ranges. Canyon of Van Ness Creek; 1.5 mi northwest of Trinity Mountain; at end of logging spur road 0.8 mi from Van Ness Creek Road. 1020 Comment
  HSC86482  Elymus glaucus subsp. glaucus J. P. Smith 1982-6-19 10469 Trinity French Creek Rd., 3.2 miles from its junction with Hwy. 299; at junction with Forest Service Rd. 5N37. 610 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
  HSC75033  Elymus multisetus J. P. Smith 1979-6-15 10098 Trinity Eagle Creek Campground, Shasta-Trinity National Forest 854 Comment
  CAS-BOT-BC204256  Elymus trachycaulus subsp. subsecundus Peter H. Raven; R. Snow 1958-7-19 13618 Trinity 7.5 miles north of Helena, along road Comment
  UC582892  Epilobium brachycarpum P. A. Munz 1936-8-12 14375 Trinity summit halfway between Hay Fork and Weaverville Comment
  UC630627  Epilobium brachycarpum Joseph P. Tracy 1939-9-4 16490 Trinity 3 mi below Hettenshaw Valley; Van Duzen River 914 Comment
  HSC40106  Epilobium canum subsp. latifolium Thomas W. Nelson, James Nelson 1976-7-28 3053 Trinity On Senteney Rock 1524 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
  JEPS31495  Epilobium ciliatum subsp. glandulosum Joseph P. Tracy 1935-8-3 14490 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  HSC76423  Epilobium densiflorum Alerie Gizinski 1981-7-9 122 Trinity Near Duncan Ranch 960 Comment
  HSC211  Epilobium glaberrimum subsp. fastigiatum William J. Ferlatte 1967-8-6 818 Trinity Head of Canyon Creek 2134 Comment
  SEINET3200185 Image available Epilobium glaberrimum subsp. glaberrimum Joseph P. Tracy 1935-8-5 14548 Trinity Devil's Canyon Mts. at head of White's Creek. 2070 Comment
  UC422945  Epilobium glaberrimum subsp. glaberrimum H. S. Yates 1914-6-29 465 Trinity Upper Rush Ck. 853 Comment
Read comments 1
  UC562355  Epilobium glaberrimum subsp. glaberrimum Joseph P. Tracy 1935-8-5 14548 Trinity at head of White's Creek Devil's Canyon Mts 2072 Comment
  RSA67494  Epilobium glaberrimum subsp. glaberrimum P. A. Munz 1951-7-19 16702 Trinity 1 mile NW of Stuart Gap, north base of North Yolla Bolly Mts. 1402 Comment
  JEPS31494  Epilobium hallianum Joseph P. Tracy 1935-8-5 14551 Trinity at head of White's Creek Devil's Canyon Mts. 2072 Comment
  UC314611  Epilobium hallianum Joseph P. Tracy 1923-7-1 6505 Trinity near summit (on road to Low Gap of Mad River); Northern Coast Ranges, South Fork Mountain 1066 Comment
  HSC41975  Epilobium minutum Ed Cope 1977-5-21 101 Trinity Eagle Creek Campground 851 Comment
  HSC42083  Epilobium minutum Sue Sweet 1977-5-21 51 Trinity Eagle Creek Campground 851 Comment
  HSC47763  Epilobium minutum Thomas W. Nelson, J. P. Smith 1978-5-6 3990 Trinity Blue Point 1555 Comment
  HSC48472  Epilobium minutum J. P. Smith 1978-5-13 9913 Trinity Trinity National Forest, Philpot Campground. 762 Comment
  HSC67249  Epilobium minutum Thomas W. Nelson 1980-5-30 5348 Trinity Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299 1067 Comment
  HSC71120  Epilobium minutum Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  HSC73825  Epilobium minutum Gail Newton 1980-7-10 1264 Trinity Near Senteney Rock 1463 Comment
  UC1553500  Epilobium minutum E. Dean 1988-6-7 22 Trinity Rd. 29N28 at junction with rd. 29N43 (n of Brushy Mtn., border of Trinity and Shasta counties) 1371 Comment
  HSC59586  Epilobium minutum Rick Lundquist 1979-5-12 66 Trinity Douglas City Campground, Reading's Bar along Reading's Creek 488 Comment
  HSC68647  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-18 5552 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  RSA458736  Epilobium oreganum Thomas W. Nelson 1977-7-30 3678 Trinity Along north side of Mule Ridge 1463 Comment
  SEINET10824901  Epilobium oreganum Philip A. Munz 1936-8-11 Munz 14346 Trinity Forest Glenn, wet places 690 Comment
  CHSC61660  Epilobium siskiyouense Vernon H. Oswald; Lawrence P. Janeway 1993-8-29 5882 Trinity Meadowy cirque above and E of Upper Deadfall Lakes, below (W of) the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. Along the trail above the meadow. 2426 Comment
  HSC75549  Epilobium siskiyouense J. O. Sawyer 1980-8-8 4011 Trinity Slopes behind Luella Lake. 2226 Comment
  JEPS57146  Epilobium siskiyouense L. R. Heckard 1967-8-13 1679 Trinity sw ridge of mt. above Deadfall Lakes; Mt. Eddy 2438 Comment
  RSA78195  Equisetum laevigatum P. A. Munz 1952-6-29 17828 Trinity 0.25 mile S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena 960 Comment
  CAS-BOT-BC57506  Equisetum telmateia Eugene Carter 1975-9-8 1101 Trinity East Fork of North Fork Trinity River 493 Comment
  CHSC3476  Equisetum telmateia subsp. braunii Roger Jaegel 1966-4-3 84 Trinity Located three miles west of Hayfork. Comment
  HSC73626  Eremogone congesta Gail Newton 1980-7-10 1275 Trinity Near Senteney Rock 1463 Comment
  HSC92276  Eremogone congesta Jennifer Whipple 1976-7-6 1304 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2256 Comment
  RSA0045088  Eremogone congesta Lester Rowntree 1936-7-12 s.n. Trinity Near the Divide, Trinity Mts. Comment
  RSA0057716  Eremogone congesta H. M. Pollard 1953-8-20 s.n. Trinity Saddle between Red Mtn and Granite Peak, N of Trinity Alps Resort. 2134 Comment
  UCD98096  Eremogone congesta Joseph M. DiTomaso 1975-7-22 167 Trinity just northwest of Little Boulder Lake. 1935 Comment
  HSC45388  Eriastrum tracyi D. M. Gordon 1978-8-3 Trinity South side of Hwy. 3, about 300 yards E of intersection of Big Creek Rd. and Hwy. 3 728 Comment
  HSC78862  Ericameria greenei John S. Palmer 1976-7-11 483 Trinity Near saddle over ridge from Little Bear Lake 1982 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-BC294317  Ericameria nauseosa var. speciosa W. R. Dudley 1901-8-16 s.n. Trinity Stage road near great ditch west of Gazelle Comment
  HSC72260  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6275 Trinity Along Panther Camp Trail 200 yrds. N of junction with road 29N73 1646 Comment
  UCD149554  Ericameria ophitidis G. L. Stebbins 1972-8-19 s.n. Trinity South of Peanut, northwest ridge of Dubakella Mountain. (Exact location unknown. Coordinates estimated by label maker.) 1554 Comment
  HSC40055  Erigeron cervinus J. O. Sawyer 1970-8-8 2363 Trinity Dry rocks N of Mirror Lake 2287 Comment
  HSC78363  Erigeron cervinus John S. Palmer 1973-7-8 121 Trinity Bear Lakes Area, N of Little Bear Lake 1860 Comment
  HSC78436  Erigeron cervinus John S. Palmer 1974-9-15 281 Trinity Bear Lakes Area, rock chute SW of Big Bear Lake 1860 Comment
  CAS-BOT-BC294964  Erigeron compositus Annie M. Alexander; Louise Kellogg 1949-7-4 5768 Trinity South side, North Yolla Bolly, Yolla Bolly Middle Eel Primitive Area 2286 Comment
  HSC92414  Erigeron compositus Jennifer Whipple 1976-7-7 1322 Trinity Trinity and Siskiyou counties, summit region of Mt. Eddy 2744 Comment
  RSA211210  Erigeron divergens William J. Ferlatte 1966-8-16 385 Trinity Trinity Alps: Big Flat 1524 Comment
  CHSC63319  Erigeron eatonii var. sonnei Vernon H. Oswald; L. Ahart 1994-6-14 6280 Trinity Forest Rd. 25 W of Castella, 1.0 mi SW of its jct. with Forest Rd. 26 to Mt. Shasta (city), between Horse Heaven Mdw. and Asbestos Gulch. 1584 Comment
  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
  CAS-BOT-BC295403  Erigeron inornatus H. E. Parks; J. P. Tracy 1941-8-27 11524 Trinity North Coast Ranges. Cold Springs area, South Fork Mountain 1645 Comment
  UCD146588  Erigeron inornatus G. F. Hrusa 1994-9-1 11369 Trinity Bonanza King Ridge. Immediately N of saddle.Summit of ridge to N of Bonanza King Lookout. Klamath Ranges, Trinity Mountains. 1402 Comment
  SEINET10474622  Erigeron inornatus var. angustatus Mary Susan Taylor 1980-8-13 Taylor 3229 Trinity T29N R11W sw sec 33, Dubakella Mt quad. Shasta-Trinity Natl Forest, serpentine slope on W side of 29N33, ca. 0.5 mi NW of its jct with rd 29N34, ca. 1.2 mi NW of its jct with Hwy 36, ca. 5 mi SW of Wildwood. With S. Horner. 1494 Comment
  CHSC79948  Erigeron inornatus var. inornatus L. P. Janeway 1996-7-13 5042 Trinity Klamath Ranges. Upper drainage of Van Ness Creek; 0.75 mi northwest of Trinity Mountain; along Road 34N31 1.2 mi from Van Ness Creek Road. 1120 Comment
  HSC57296  Erigeron inornatus var. inornatus Walter Overton 1979-7-18 8732 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  JEPS21930  Erigeron inornatus var. inornatus Joseph P. Tracy 1937-7-25 15554 Trinity on ridge 2 mi e Groves Prairie; Trinity Summit 1524 Comment
  JEPS30440  Erigeron inornatus var. inornatus Peter H. Raven with R. Snow 1958-7-19 13616 Trinity 9.0 mi n Helena Comment
  JEPS21938  Erigeron klamathensis Joseph P. Tracy 1935-7-24 14204 Trinity near Ranger Station; Trinity Summit 1828 Comment
  UC127715  Erigeron klamathensis Mrs. M. H. Manning 1900-1 Trinity Trinity Summit Comment
  UC581736  Erigeron klamathensis Joseph P. Tracy 1935-7-24 14204 Trinity near Ranger Station Trinity Summit 1828 Comment
  HSC2228  Erigeron lassenianus H. M. Hall 1909-7-22 8615 Trinity Union Lake 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
  UCD131872  Erigeron lassenianus var. deficiens Joseph M. DiTomaso 1976-7-14 630 Trinity Luella Lake. 2133 Comment
  CHSC316  Erigeron lassenianus var. lassenianus V. Holt 1942-8-9 Trinity Deer Creek meadow, Trinity Alps. 2133 Comment
  UC130573  Erigeron lassenianus var. lassenianus H. M. Hall July, 1909 8628 Trinity Bullard Basin Salmon Mountains 1859 Comment
  POM195359  Erigeron lassenianus var. lassenianus H. M. Hall 1909-07 8615 Trinity Union Lake. Comment
  CAS-BOT-BC295796  Erigeron petrophilus var. viscidulus Eugene Carter 1972-8-18 523 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 1/4 mile north of Keystone Flat 883 Comment
  HSC835  Erigeron petrophilus var. viscidulus William J. Ferlatte 1967-8-7 843 Trinity Canyon Creek Lakes. 1646 Comment
  HSC12659  Erigeron petrophilus var. viscidulus William J. Ferlatte, Alice Q. Howard 1970-8-8 1276 Trinity Boulder Creek Basin 1585 Comment
  CAS-BOT-BC300254  Erigeron reductus var. angustatus M. S. Taylor 1980-7-22 3166 Trinity On w side of Hwy 137, ca. 2.4 mi n of its jct with Hwy 3, ca. 5 mi s of Scott Mt Summit 914 Comment
  CAS-BOT-BC300269  Erigeron reductus var. reductus John Thomas Howell 1955-7-17 30701 Trinity Southwest of Peanut 762 Comment
  UC1553540  Erigeron reductus var. reductus E. Dean 1988-8-16 175 Trinity n of Coffee Creek 1463 Comment
  HSC24208  Erigeron robustior D. E. Anderson, D. Santana, J Lackey 1971-7-15 5238 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  CAS-BOT-BC250080  Eriogonum compositum var. compositum Alice Eastwood; John Thomas Howell 1937-6-24 4878 Trinity Near Burnt Ranch Comment
  CAS-BOT-BC94535  Eriogonum compositum var. compositum R. C. Wenk 2006-7-21 522 Trinity Trinity Alps, Coffee Creek Road barren serpentine talus outcrop on N side of road, E of where road crosses Hickory Creek 1420 Comment
  UC1035864  Eriogonum compositum var. compositum Annie M. Alexander and Louise Kellogg 1948-8-8 5453 Trinity above trail to Upper Canyon Creek Lake 1767 Comment
  JEPS87809  Eriogonum congdonii Vernon H. Oswald and Lowell Ahart 1994-8-1 6440 Trinity 2.5 air mi w: Forest Rd. 17 at the upper trailhead to Deadfall Lakes Mt. Eddy 2011 Comment
  RSA692610  Eriogonum congdonii D. W. Taylor 1996-7-7 15830 Trinity Scott Mountains; Highway 3 about 2 miles Norht of Scott Mountain Pass; Shasta-Trinity National Forests. 1402 Comment
  UC672916  Eriogonum elatum Joseph P. Tracy 1935-8-3 14454 Trinity Mary Blaine Mt. 1950 Comment
  JEPS102219  Eriogonum elatum var. elatum L. P. Janeway 2001-7-15 7341 Trinity Klamath Ranges. Ridgetop 0.3 km west of Mud Spring and about 3.2 km south-southwest of Dubakella Mountain. 1640 Comment
  UC1537296  Eriogonum hirtiflorum Gordon H. True Jr. 1937-7-4 781 Trinity near Lagrange Mine (on Trinity River); Trinity River 762 Comment
  CAS-BOT-BC259272  Eriogonum libertini Thomas W. Nelson; Jane P. Nelson 1980-6-18 5554 Trinity Shasta-Trinity National Forest. Along road 2N10 (10) 4 miles north of Indian Valley Guard Station; just south of junction with road 2N01 1341 Comment
  CAS-BOT-BC259275  Eriogonum libertini J. P. Smith; T. W. Nelson 1979-6-25 10206 Trinity Shasta-Trinity National Forest. Blue Point on Blue Point Ridge 1371 Comment
  CHSC30232  Eriogonum libertini M. S. Taylor; T. Nelson 1980-8-21 3288 Trinity On s side of 29N62, just s of Rattlesnake Ridge and w of Swim meadow. 1158 Comment
  CHSC69017  Eriogonum libertini Vernon Oswald; Lowell Ahart 1997-7-17 8743 Trinity Junction of Forest Route 29 and 29N58 (to Forest Glen) 5.6 mi south of Hwy. 36. 1493 Comment
  HSC63282  Eriogonum libertini M. A. Baker 1979-7-1 606 Trinity Blue Point, E facing slope Comment
  HSC68829  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-19 5626 Trinity Shasta-Trinity National Forest; Along Route 3, 0.3-0.5 miles south of Salt Creek Bridge 762 Comment
  UCR45361  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-19 5647 Trinity Shasta-Trinity National Forest: Rattlesnake Ridge along road 29N62 1.3 miles west of junction with road 29N58 1220 Comment
  CAS-BOT-BC259273  Eriogonum libertini Freed W. Hoffman 1949-7-17 3046 Trinity 2.7 miles northwest of Red Mountain Comment
  CAS-BOT-BC263678  Eriogonum luteolum var. luteolum G. R. Kleeberger 1879-8-30 s.n. Trinity Weaverville Comment
  HSC34392  Eriogonum luteolum var. luteolum J. P. Smith, J. O. Sawyer 1973-7-3 6982 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  LA206907  Eriogonum luteolum var. luteolum Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  CAS-BOT-BC263674  Eriogonum luteolum var. luteolum E. C. Johnston 1931-8-1 s.n. Trinity Mouth of Klamath River Comment
  CAS-BOT-BC263677  Eriogonum luteolum var. luteolum Mrs. H. C. Cantelow 1937-8-18 1873 Trinity S. of Scott Ranch nr. Trinity River Comment
  CHSC118629  Eriogonum nudum Julie Kierstead Nelson; Marie Buell 2015-7-18 2015 -109 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. UTM NAD 83 Zone 10, 501873m E, 4449333m N. 2215 Comment
  CAS-BOT-BC264821  Eriogonum nudum var. nudum M. S. Taylor 1982-10-20 5170 Trinity Douglas City Recreation Area (BLM Campground) ca 1/2 mi SW of Douglas City 487 Comment
  POM225273  Eriogonum nudum var. nudum P. A. Munz 1936-8-11 14345 Trinity Forest Glen. 701 Comment
  UC184661  Eriogonum nudum var. nudum Harry S. Yates 1914-6-2 392 Trinity Rush Creek Comment
  UC582995  Eriogonum nudum var. nudum P. A. Munz 1936-8-11 14345 Trinity Forest Glenn 701 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
  CAS-BOT-BC253073  Eriogonum roseum Carl B. Wolf 1937-9-14 9345 Trinity Inner North Coast Range, W. Weaver Creek, 2 mi. W of Weaverville 762 Comment
  UC1413546  Eriogonum siskiyouense James L. Reveal, Caroline G. Reveal 1974-8-17 3789 Trinity along the s and sw ridge of Scott Mountain Scott Mountain 2042 Comment
  CHSC82647  Eriogonum strictum var. greenei L. P. Janeway 2001-7-8 7287 Trinity Klamath Ranges. North end of Brushy Mountain (ridge) 8.0 km north-northwest of Pony Buck Peak; along Road 29N28 0.5 km south of Road 29N39. 1400 Comment
  HSC35895  Eriogonum strictum var. greenei J. P. Smith, J. O. Sawyer 1973-7-26 7146 Trinity W slope of S Dubakella Mtn. 1494 Comment
  UC1980578  Eriogonum strictum var. greenei James L. Reveal 2001-7-18 8344 Trinity Along California Highway 3, 3.5 miles north of California Highway 36, about 1.3 air miles south-southeast of Peanut. Comment
  CAS-BOT-BC482455  Eriogonum strictum var. proliferum Dana York 2014-7-22 3219 Trinity Mount Eddy, Shasta-Trinity National Forest, ca 870 m WSW of Mount Eddy summit, along the summit trail 2455 Comment
  HSC97693  Eriogonum strictum var. proliferum Thomas W. Nelson, Shauna Hee 2006-8-4 9476 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  UC672899  Eriogonum strictum var. proliferum Joseph P. Tracy 1935-8-9 14724 Trinity ridge n Devil's Canyon (Jake's Hunting Ground); New River Mts. 1524 Comment
  CAS-BOT-BC263404  Eriogonum strictum var. proliferum Freed Hoffman 1949-7-14 2888 a Trinity Signal Peak, Mt. Lassic group, btw. Humboldt and Trinity Counties Comment
  CAS-BOT-BC263408  Eriogonum strictum var. proliferum J. P. Smith; J. O. Sawyer 1973-7-26 7145 Trinity West slopes of South Dubakella Mountain 1493 Comment
  UC1299706  Eriogonum strictum var. proliferum Freed W. Hoffman 1949-7-14 3057 Trinity Blue Ridge North Coast Ranges, Mount Lassic Group, Blue Ridge 1524 Comment
  HSC76600  Eriogonum umbellatum Athy Ferguson 1981-7-23 8182 Trinity Near Jones Ridge 1408 Comment
  JEPS98761  Eriogonum umbellatum Sue Pappalardo 1995-6-22 723 Trinity .2 m W of Pigeon Point Campground (along Trinity River); Shasta-Trinity National Forests, Big Bar Ranger District 419 Comment
  CHSC30831  Eriogonum umbellatum var. argus M. S. Taylor 1980-7-22 3160 Trinity W side of Trinity River, just n of Eagle Creek Campground on Hwy 135 (loop off of Hwy 3). 853 Comment
  HSC17373  Eriogonum umbellatum var. argus D. E. Anderson 1961-10-7 1861 Trinity 1982 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
  UC672896  Eriogonum umbellatum var. argus Joseph P. Tracy 1935-8-7 14647 Trinity at head of White's Creek Devil's Canyon Mts., White's Creek 2072 Comment
  UCR5058  Eriogonum umbellatum var. argus Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  JEPS109590  Eriogonum umbellatum var. humistratum Dean W. Taylor 2002-6-28 18198 Trinity easterly rim of cirque above Grouse Lake, Trinity Mountains 1859 Comment
  HSC43438  Eriogonum umbellatum var. nelsoniorum Jennifer Whipple 1976-7-23 1495 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  UCD101495  Eriogonum umbellatum var. polyanthum Joseph M. DiTomaso 1976-8-11 673 Trinity Trinity Alps; Seven-Up Pass above Granite Lake. 2286 Comment
  CAS-BOT-BC265201  Eriogonum umbellatum var. speciosum Thomas W. Nelson; Jane P. Nelson 1977-9-4 3744 Trinity Along road to Pine Root Spring Guard Camp 1524 Comment
  HSC98414  Eriogonum umbellatum var. speciosum Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2950 Trinity 82 m W of Redding, Shasta-Trinity National Forest, on Limestone Ridge 2152 Comment
  HSC42566  Eriogonum umbellatum var. speciosum Robert M. Specht 1977-6-28 1092 Trinity Ridge on Round Mtn. 1494 Comment
  HSC59986  Eriogonum umbellatum var. umbellatum M. A. Ericksen 1979-6-22 351 Trinity Horsehead Mtn. 1773 Comment
  CHSC107886  Eriogonum ursinum var. erubescens Dean Wm. Taylor 2011-8-4 21144 Trinity Klamath Range; Jepson Manual KR region; Miles Peak (ca 5 air mile S of Lewiston); steep rocky easterly facing slope. 1331 Comment
  RSA254925  Eriogonum vimineum James L. Reveal, C. G. Reveal 1974-8-17 3783 Trinity Along Calif. Highway 3 aOn the E side of Sonora Pass along Hwy 108, 0.3 mile E of the summit on exposed volcanic slopes.t the shore of Clair Engle Lake. 793 Comment
  HSC71710  Eriophyllum lanatum M. A. Baker 1980-6-25 2259 Trinity Near Castle Rock. 1436 Comment
  HSC72513  Eriophyllum lanatum Gail Newton 1980-7-1 794 Trinity Near Hayden Roughs. 1250 Comment
  HSC72743  Eriophyllum lanatum Gail Newton 1980-7-2 928 Trinity Near N Kelsey Peak 1463 Comment
  HSC74025  Eriophyllum lanatum R. York 1980-5-24 706 Trinity Near Long Ridge. 1036 Comment
  HSC92167  Eriophyllum lanatum Jennifer Whipple 1976-7-13 1452 Trinity Bear Creek Drainage 2256 Comment
  HSC92777  Eriophyllum lanatum Jennifer Whipple 1976-9-27 1825 Trinity Near Deadfall Lake; on S side of Lake 2195 Comment
  JEPS123155  Eriophyllum lanatum D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 130 Trinity Bonanza King Comment
  CAS-BOT-BC301164  Eriophyllum lanatum var. achilleoides Doris Kildale 1931-5-17 10730 Trinity Hawkins Bar 182 Comment
  CAS-BOT-BC301167  Eriophyllum lanatum var. achilleoides Doris Kildale 1931-5-30 10778 Trinity Weaverville Comment
  CAS-BOT-BC301168  Eriophyllum lanatum var. achilleoides N. Wynne; M. Peckham; J. Bamesberger 1994-5-7 47 Trinity Along N side of Steel Bridge Rd., 1.2 miles NW of intersection with Hwy 299 579 Comment
  RSA50172  Eriophyllum lanatum var. achilleoides E. K. Balls 1949-7-6 13837 Trinity Between Covington's and Lavey's sawmills, Minersville to Trinity Center 701 Comment
  CAS-BOT-BC227281  Eriophyllum lanatum var. grandiflorum Eugene Carter 1974-6-6 799 Trinity Salmon-Trinity Alps and vicinity. South of Store Gulch 484 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
  RSA285711  Eriophyllum lanatum var. grandiflorum D. C. Michener 1982-7-31 3759 Trinity New River ca. 0.5 miles below Denny Comment
  UC133114  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1901-7-1 Trinity Canon Creek Twin Lakes, Canon Creek Comment
  CAS-BOT-BC301472  Eriophyllum lanatum var. integrifolium P. A. Munz 1951-7-21 16794 Trinity South slope of North Yolla Bolly Pk. 2316 Comment
  HSC56822  Erodium cicutarium G. L. Clifton 1979-7-19 8619 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC26416  Erodium cicutarium J. P. Smith, J. O. Sawyer 1973-3-11 5853 Trinity Trail along the Trinity River and New River beginning at Grays Falls. Comment
  HSC29027  Erodium cicutarium J. P. Smith 1973-4-21 6300 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  RSA41950  Eryngium articulatum H. C. Cantelow 1936-8-23 1726 Trinity Near Preacher Camp, about 4 miles west of Scott Ranch Comment
  HSC62673  Erysimum capitatum var. capitatum Michelle Stevens 1979-5-5 71 Trinity N on Canyon Creek Rd., 4.5 miles from Junction City 671 Comment
  HSC91031  Erysimum perenne Jennifer Whipple 1977-8-4 2149 Trinity Summit region of Mt. Eddy, Trinity and Siskiyou Cos. 2683 Comment
  CHSC114650  Erythranthe breweri V. Parker Long 1992-6-4 5 -1 Trinity Hayfork Rd. Horse Pasture meadow, in sandy bank above Cable Creek. 1676 Comment
  CAS-BOT-BC94455  Erythranthe linearifolia R. C. Wenk 2005-7-19 309 Trinity along National Forest Road 17,2 miles from turnoff from Highway 3, above the Trinity River 1150 Comment
  SEINET13754516 Image available Erythranthe linearifolia Unknown 1959-1 4729 Trinity Inner North Coast Ranges: Canyon of Scott Mountain Creek, Scott Mountain grade, 22 miles north of Trinity Center and 10 miles south of Callahan. 1524 Comment
  HSC31817  Erythronium californicum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5536 Trinity Black Lassic 1738 Comment
  HSC32870  Erythronium californicum Thomas W. Nelson, James Nelson 1973-5-20 912 Trinity N of Black Lassic 1524 Comment
  CAS-BOT-BC65238  Erythronium citrinum var. roderickii Jane E Van Susteren 2008-4-23 08 -16 Trinity Shasta-Trinity NF, Weaverville Ranger District, along forest road 37N52, Trinity Lake Drainage. 1150 Comment
  CHSC115031  Erythronium citrinum var. roderickii Botany Crew 2003-3-25 8102 Trinity Sunflower Flat, NE. 975 Comment
  HSC39996  Erythronium citrinum var. roderickii J. O. Sawyer 1970-4-3 2103 Trinity Along road up to Scott Mtn. on S side 945 Comment
  UC30100  Erythronium grandiflorum Mrs. M. H. Manning 1909-7-1 6 Trinity Trinity Summit Comment
  HSC575  Erythronium grandiflorum subsp. grandiflorum William J. Ferlatte 1967-7-6 647 Trinity Union Creek 1890 Comment
  RSA249378  Erythronium grandiflorum subsp. grandiflorum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5580 Trinity Red Lassic. 1799 Comment
  HSC35133  Eschscholzia caespitosa John S. Palmer 1975-5-17 342 Trinity Trail to Denny at the confluence of New River and Trinity River 310 Comment
  CAS-BOT-BC403717  Eschscholzia californica Carl B. Wolf 1937-6-20 8926 Trinity North Coast Range, along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth 457 Comment
  HSC73367  Eschscholzia californica R. York 1980-5-25 780 Trinity Near Shannon Butte 914 Comment
  UC1112872  Eschscholzia californica H. K. Wagnon 1957-7-27 1649 Trinity ca 1 1/2 mi s Trinity Center (near Swift Cr.) Comment
  RSA120863  Eschscholzia californica subsp. californica H. K. Wagnon 1957-7-27 1649 Trinity Near Swift Cr., ca. 1.5 mi S of Trinity Center Comment
  UC581739  Eucephalus ledophyllus Joseph P. Tracy 1934-8-29 13611 Trinity near head of 8-Mile Ridge; Northern Coast Ranges, South Fork Mountain 1676 Comment
  HSC286  Eucephalus ledophyllus var. ledophyllus William J. Ferlatte 1967-8-18 987 Trinity Head of Union Creek 1982 Comment
  HSC78350  Eucephalus ledophyllus var. ledophyllus John S. Palmer 1974-9-14 266 Trinity Bear Lakes Area; E-SE of Big Bear Lake 1860 Comment
  HSC850  Eucephalus ledophyllus var. ledophyllus William J. Ferlatte 1967-8-10 873 Trinity Grizzly Creek, 1/4 mile below falls 1829 Comment
  HSC93861  Eucephalus ledophyllus var. ledophyllus Jennifer Whipple 1977-8-3 2120 Trinity Deadfall Creek Drainage in the vicinity of the Deadfall Lakes 2287 Comment
  HSC63662  Euonymus occidentalis D. W. Taylor, Kathleen A. Teare 1979-9-10 7692 Trinity N facing slope at headwaters of Manzanita Creek near Twin Sisters Mtn. 1372 Comment
  UCR45401  Euphorbia crenulata N. Meiselman, M. Bransom, D. Brown, R. Hildebrant 1986-5-10 53 Trinity Philpot Campground Comment
  HSC62960  Euphorbia crenulata M. A. Ericksen 1979-5-12 275 Trinity Along Philpot Creek in Philpot Campground. 610 Comment
  CDA35503  Euphorbia lathyris E. Finley, Lockhart 2002-7-2 PDR# 1140322 Trinity Weaverville; Fairway Dr. 0 Comment
  CHSC88887  Euthamia occidentalis L. P. Janeway 2004-9-15 8322 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
  CHSC53671  Festuca arundinacea L. P. Janeway 1987-6-29 2391 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch. 533 Comment
  HSC28364  Festuca californica J. P. Smith 1973-4-21 6161 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC41128  Festuca californica J. P. Smith 1973-4-7 5958 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC40337  Festuca californica Thomas W. Nelson, James Nelson 1976-6-22 2825 Trinity Below Senteney Rock 1494 Comment
  HSC26193  Festuca idahoensis J. P. Smith, J. O. Sawyer 1972-5-27 5319 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  HSC75032  Festuca idahoensis J. P. Smith 1979-6-15 10009 Trinity Eagle Creek Campground, Shasta-Trinity National Forest 854 Comment
  UC1553559  Festuca idahoensis E. Dean 1988-6-6 53 Trinity ridge entending n Friend Mountain Range summit; Friend Mountain Range Comment
  HSC40313  Festuca occidentalis Thomas W. Nelson, Jane P. Nelson 1976-7-1 2953 Trinity Along FS Rd. 5E27, just S of meadow above Senteney Rock 1524 Comment
  CAS-BOT-BC227199  Festuca rubra Eugene Carter 1975-6-19 972 Trinity North Fork Trinity River. North of Raymond Flat 670 Comment
  OBI33812  Festuca rubra David J. Keil 1983-7-3 17369 Trinity Ca. 10-12 mi S of Scott Mtn Pass on SR 3 Comment
  CAS-BOT-BC227188  Festuca subulata Eugene Carter 1975-8-12 1048 Trinity North Fork Trinity River. Grizzly Creek 1066 Comment
  HSC50961  Fragaria vesca G. L. Clifton, Overton 1979-6-3 3785 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  SJSU7601  Frangula californica D. A. Zwack 1965-10-10 10 Trinity near Eleanor L on Swift Cr Rd in Trinity Alps W of Trinity Center 1588 Comment
  SD230282  Frangula californica subsp. crassifolia Louis C. Wheeler 1959-7-28 7610 Trinity Tule Creek: Near Two Sugar Pines Mine Clame, ca. 4 miles SW of Hayfork. Open in coniferous forest . Comment
  HSC75082  Frangula californica subsp. occidentalis J. P. Smith 1979-6-15 10083 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  RSA256740  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
  RSA249409  Frasera speciosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5630 Trinity Between 1S07 and Senteney Rock along 4-wheel-drive road. Swayback Ridge. Comment
  OBI7815  Fraxinus latifolia Wallace Weber, John C. Cooke, D. J. Pinkava, & David J. Keil 1969-8-19 2207 Trinity Along Stetson's crk on rte 299 4 mi E of Burnt Ranch Comment
  RSA245034  Fritillaria affinis J. P. Smith 1973-4-7 5948 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
  UC922502  Fritillaria glauca Annie M. Alexander and Louise Kellogg 1949-7-4 5766 Trinity North Yolla Bolly, Yolla Bolly Middle Eel Primitive Area Yolla Bolly Middle Eel Primitive Area; North Yolla Bolly, Yolla Bolly Middle Eel Primitive Area 2133 Comment
  UCR37572  Fritillaria lanceolata Michelle A. Strull, C. Houseman, L. Linstedt 1984-5-12 36 Trinity Philpot [Cold Springs] Campground 979 Comment
  CAS-BOT-BC506187  Fritillaria pudica Geo. T. Ruddock 1916-1-1 s.n. Trinity unspecified Comment
  CAS-BOT-BC130462  Fritillaria purdyi Anna Junkens 1915-4-22 s.n. Trinity Weaverville Comment
  JEPS100455  Fritillaria purdyi Amanda Larson 2002-4-26 7 Trinity Hwy 3, 2 mi N of Coffee Creek; Trinity River Watershed 853 Comment
  CAS-BOT-BC227827  Fritillaria recurva Eugene Carter 1974-5-27 753 Trinity Salmon-Trinity Alps and vicinity. Along the Grizzly Creek Trail at Pegleg Flat 1066 Comment
  HSC67325  Fritillaria recurva Thomas W. Nelson, Jane P. Nelson 1980-5-8 5216 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  HSC72742  Galium ambiguum Gail Newton 1980-7-2 927 Trinity Near N Kelsey Peak 350 Comment
  CDA42142  Galium ambiguum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2677 Trinity 2.2 km west-southwest of Peanut on Rattlesnake Road, Philpot Creek drainage. Comment
  HSC35674  Galium aparine J. P. Smith, J. O. Sawyer 1973-7-4 7068 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC57266  Galium aparine Gilbert Muth 1979-7-17 8290 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC82290  Galium bifolium Thomas W. Nelson, Jane P. Nelson 1979-6-15 4823 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  HSC90524  Galium bifolium Jennifer Whipple 1977-7-5 1917 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  JEPS52687  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4016 Trinity se Lindsey's (along ne shore of lake); Ruth Lake 762 Comment
  JEPS52909  Galium californicum subsp. californicum Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4017 Trinity se Lindsey's (along ne shore of lake, nw-facing slope); Ruth Lake 762 Comment
  CHSC30908  Galium glabrescens M. S. Taylor 1980-7-23 3179 Trinity In loop in rd 42N17, on N side. Ca. 14.5 mi NE of its jct with Hwy 3 at Trunble's Ranch, 0.7 mi S of 40N45 turnoff. 1889 Comment
  JEPS23995  Galium glabrescens Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6856 Trinity about one-half mi below summit; Scott Mtn. 1950 Comment
  HSC90534  Galium glabrescens subsp. glabrescens Jennifer Whipple 1977-7-7 1956 Trinity Mt. Eddy, near Lower Deadfall Lake 2165 Comment
  JEPS90070  Galium glabrescens subsp. glabrescens Dean W. Taylor 1992-6-11 12707 Trinity above Ziegler Spring (Ironside Mt., Trinity R. watershed); Klamath Mt. Region, Ironside Mt. 7 1/2 Quad. 1982 ed. 1554 Comment
  HSC75546  Galium glabrescens subsp. glabrescens J. O. Sawyer 1980-8-9 4016 Trinity On slopes behind Luella Lake 2226 Comment
  RSA97050  Galium glabrescens subsp. glabrescens J. T. Howell 1937-7-25 13489 Trinity Stuarts Fork of Trinity River. 1982 Comment
  JEPS9484  Galium grayanum Jos. P. Tracy 1935-8-5 14560 Trinity Devil's Canyon Mt. 2133 Comment
  RSA170253  Galium grayanum var. grayanum J. T. Gregory 1935-8-5 900 Trinity At head of White's Creek. Devil's Canyon Mtns. 2134 Comment
  CAS-BOT-BC223121  Galium hilendiae subsp. kingstonense Doris Kildale 1931-5-16 s.n. Trinity Hawkins Bar Comment
  CAS-BOT-BC94865  Galium serpenticum subsp. scotticum R. C. Wenk 2005-7-18 286 Trinity Scott Mountains, border between Trinity and Siskiyou Cos., along Pacific Crest Trail, 1 mi. E of Highway 3 1900 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
  HSC57270  Galium triflorum Gilbert Muth 1979-7-18 8383 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  CAS-BOT-BC182209  Garrya fremontii Eugene Carter 1971-6-5 202 Trinity North Fork Trinity River, Hobo Gulch Camp, 1/4 mi. north of Hobo Gulch Camp, along North Fork Trail 914 Comment
  CAS-BOT-BC182212  Garrya fremontii L. B. Kildale 1930-9-14 10371 Trinity Trinity River at Big French Creek Comment
  CAS-BOT-BC182213  Garrya fremontii Doris K. Kildale 1926-8-15 2525 Trinity Willow Creek Flat, Trinity River Valley 152 Comment
  CAS-BOT-BC182215  Garrya fremontii E. R. Johnson 1928-8-29 448 Trinity Between Lewiston and Weaverville Comment
  HSC35109  Garrya fremontii A. M. Montalvo 1975-5-17 247 Trinity SE facing slope on trail to Denny at confluence of the New River and the Trinity River 310 Comment
  UC1122709  Garrya fremontii H. A. Jensen Sep 1931 225 Trinity Grizzly Mountain Trinity Forest, Hoaglin Quad. (Thompson Meadow) 1615 Comment
  HSC76534  Gastridium phleoides Alerie Gizinski 1981-7-9 130 Trinity Near Duncan Ranch. 960 Comment
  POM305521  Gaultheria shallon Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1939-10-13 846 Trinity Mountains, Highway 299 Comment
  HSC54368  Gayophytum diffusum subsp. parviflorum G. L. Clifton 1979-7-16 7896 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  JEPS27590  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1935-8-7 14636 Trinity White's Creek Devil's Canyon Mts. (head) 2072 Comment
  UC1116252  Gayophytum diffusum subsp. parviflorum Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4838 a Trinity 200 ft above and to s Mosquito Lake; Scott Mts., Shasta National Forest, Salmon-Trinity Alps Wild 2011 Comment
  RSA153438  Gayophytum diffusum subsp. parviflorum H. K. Sharsmith 1960-8-27 4838 -a Trinity Scott Mountains; ca. 200 feet above and to south of Mosquito Lake. Salmon-Trinity Alps Wilderness Area, Shasta-Trinity National Forest 2012 Comment
  RSA305015  Gayophytum heterozygum Peter H. Raven, Richard Snow 1958-7-19 13612 Trinity Hobo Gulch Public Camp, 14.3 miles north of Helena Comment
  HSC73598  Gayophytum humile Gail Newton 1980-7-10 1297 Trinity Near Senteney Rock 1463 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
  UC1196962  Gayophytum humile Joseph P. Tracy 1946-6-16 17576 Trinity Miller Spring South Fork Mountain (n of crossing of Trinity Hwy) 1463 Comment
  UC562415  Gayophytum humile Joseph P. Tracy 1935-8-7 14637 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  RSA21143  Gayophytum humile Carl B. Wolf 1937-8-12 9171 Trinity North Coast Range, South Fork Mountain, 5.7 miles south of Cold Spring Lookout 1372 Comment
  UCR80277  Gentiana calycosa Thomas W. Nelson, Jane P. Nelson 1977-7-30 3660 Trinity along the north side of Mule Ridge 1524 Comment
  CHSC100816  Gentianella amarella subsp. acuta Susan Bazell; John Whittlesey et. al. 2009-5-7 56 Trinity Road from Stewart Springs to trailhead for Deadfall Lakes. Seepy meadown on slope next to road. 2133 Comment
  UC1225881  Gentianopsis simplex Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4827 Trinity borders of streamlet flowing into & ca. 300 ft. above Mosquito Lake (Shasta Nat'l Forest); Scott Mts., Salmon-Trinity Alps Wilderness Area, Shasta Nat' 2042 Comment
  UCD168926  Gentianopsis simplex Joseph M. DiTomaso 1975-9-15 329 Trinity Mumford Meadows. 1645 Comment
  HSC71697  Geranium dissectum Gail Newton 1980-6-26 616 Trinity Near Underwood Creek. 451 Comment
  HSC67372  Gilia capitata Thomas W. Nelson 1980-5-30 5384 Trinity Along Rd. 60 (Underwood Mtn. Rd.) 0.5 mi. S of junction with FS Rd. 4N34 (Eltapom Rd.) 823 Comment
  HSC68826  Gilia capitata Thomas W. Nelson, Jane P. Nelson 1980-6-19 5618 Trinity Along Salt Creek Rd., 2 mi. from junction with Hwy. 3 793 Comment
  HSC71579  Gilia capitata M. A. Baker 1980-6-25 2351 Trinity Near Castle Rock 1280 Comment
  RSA49107  Gilia capitata P. A. Munz 1949-5-15 13235 Trinity 1 mile below Dedrick 91 Comment
  HSC98439  Gilia capitata subsp. capitata Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2957 Trinity 82 mi. W of Redding, Shasta-Trinity National Forest, on Limestone Ridge 1928 Comment
  HSC34937  Gilia tricolor Robert M. Specht 1975-5-16 220 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  UCD85116  Glyceria elata William J. Ferlatte; Alice Q. Howard 1970-8-9 1290 Trinity Boulder Cr. Lakes. 1889 Comment
  CHSC53672  Glyceria occidentalis L. P. Janeway 1987-6-29 2386 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch. 533 Comment
  POM204890  Glyceria striata C. F. Baker 1903-9-8 3795 Trinity Mount Eddy Comment
  RSA276674  Glyceria striata William J. Ferlatte, Alice Q. Howard 1970-8-9 1290 Trinity Trinity Alps; Boulder Creek Lakes. 1890 Comment
  HSC65582  Glyceria striata Donald W. Miles 1979-6-30 12 Trinity Along Mumbo Creek Rd. 1463 Comment
  CAS-BOT-BC303179  Gnaphalium palustre P. A. Munz 1936-8-11 14361 Trinity Little Trinity River, Forest Glenn 762 Comment
  HSC648  Hackelia bella William J. Ferlatte 1967-7-6 621 Trinity Dorleska Mine 1982 Comment
  UC582619  Hackelia bella Joseph P. Tracy 1937-7-29 15601 Trinity near head of 8-Mile Ridge; Northern Coast Ranges, South Fork Mountain 1645 Comment
  HSC91326  Hackelia micrantha Jennifer Whipple 1976-7-6 1314 Trinity Near the upper Deadfall Lakes, Mt. Eddy, Klamath Mtns. 2317 Comment
  UC195228  Hackelia micrantha Annie M. Alexander and L. Kellogg 1911-7-22 277 Trinity head of Grizzly Creek; Trinity Alps Comment
  RSA67464  Hackelia micrantha P. A. Munz 1951-7-18 16670 Trinity n. slope of N. Yolla Bolly Peak, N Yolla Bolly Mts. 1982 Comment
  SEINET10971174  Haplopappus ophitidis Mary Susan Taylor 1980-8-21 Taylor 3290 Trinity T29N R12W north central sec 12, Dubakella quad. Shasta-Trinity Natl Forest, on top of Blue Point Ridge along jeep road, ca. 0.3 mi N of its jct with 29N55, ca. 2 mi S of Hwy 36, just W of Dubakella Mt. With T. Nelson. 1585 Comment
  JEPS83256  Harmonia doris-nilesiae Thomas W. Nelson and Barbara Williams 1983-6-14 7422 Trinity along forest road 1N40 1/4 mi e junction with road 1N35 (9 airline mi s of Hayfork); North Coast Ranges, Shasta-Trinity National Forest 1097 Comment
  CHSC114592  Harmonia doris-nilesiae Sue Pappalardo 1993-6-11 431 Trinity Hayfork Ranger District. East side of forest service road 2N64, about 1 mile north of 2N18. 1280 Comment
  CHSC35539  Harmonia stebbinsii Thomas W. Nelson; Jane P. Nelson 1980-6-22 5746 Trinity Shasta-Trinity National Forest. Along road 29N28 7 miles south of junction with State Route 36 and 1 mile from Goat Camp. 1371 Comment
  JEPS81072  Harmonia stebbinsii Thomas W. Nelson and Jane P. Nelson 1980-6-22 5746 Trinity along road 29N28 7 mi s junction with State Route 38 (1 mi from Goat Camp); Shasta-Trinity National Forest, Dubakella Quad 1371 Comment
  CHSC69030  Hastingsia alba Vernon Oswald; Lowell Ahart 1997-7-17 8739 Trinity Forest Route 29 (Trinity National Forest) 4.9 mi south of Hwy. 36. 1249 Comment
  UC967257  Hastingsia alba L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3385 Trinity above Peanut; above Peanut Comment
  UCD138406  Hastingsia alba Joseph M. DiTomaso 1976-6-30 537 Trinity Trinity Alps. Caribou Ridge Trail on Stuarts Fork side. 2133 Comment
  CAS-BOT-BC508224  Hastingsia alba Eugene Carter 1972-6-8 411 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). About 1 3/4 miles up White's Creek Trail. 1188 Comment
  CAS-BOT-BC508227  Hastingsia alba John Thomas Howell 1936-8-25 12791 Trinity Near Trinity Center Comment
  CAS-BOT-BC508228  Hastingsia alba John Thomas Howell 1936-8-24 12726 Trinity Near Trinity Center Comment
  RSA211318  Hastingsia alba William J. Ferlatte 1966-6-30 153 Trinity Canyon Creek Lakes. Trinity Alps 1646 Comment
  HSC34595  Helenium bigelovii J. P. Smith, J. O. Sawyer 1975-7-12 8365 Trinity Hwy. 3 at crossing of the Trinity River N of Ramshorn Creek. 915 Comment
  HSC78276  Helenium bigelovii John S. Palmer 1976-7-4 464 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  HSC32225  Helenium bigelovii J. O. Sawyer 1971-8-13 2439 Trinity Between Stoddard and Mc Donald Lakes 1814 Comment
  UCD132693  Helenium bigelovii Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7718 Trinity Swim Meadow. 1219 Comment
  HSC39642  Helianthella californica J. P. Smith 1976-5-20 8743 Trinity Eagle Creek Campground. 854 Comment
  CHSC63321  Helianthella californica var. shastensis Vernon H. Oswald; L. Ahart 1994-6-14 6301 Trinity Forest Rd. 25 W of Castella and W of Ramshorn Summit, on the N side of Ramshorn Creek. 1280 Comment
  CAS-BOT-BC314847  Helianthella californica var. shastensis Freed W. Hoffman 1948-7-6 2453 Trinity Scott Mountain Road Comment
  CAS-BOT-BC314848  Helianthella californica var. shastensis E. K. Balls 1949-7-7 13891 Trinity Scott Mountain Public Camp, Scott Mt. 1630 Comment
  CHSC114614  Helianthus bolanderi Maria Ulloa-Cruz 1995-7-28 242 Trinity Hayfork Ranger District. Long Gulch. 1054 Comment
  CAS-BOT-BC312128  Hemizonella minima Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek on trail to Stoddard Lake Comment
  CAS-BOT-BC312127  Hemizonella minima Roxana S. Ferris; Laura Lorraine 1948-6-12 11733 -A Trinity French Creek Logging Road west of Callahan 1219 Comment
  HSC42485  Hemizonia congesta subsp. clevelandii Robert M. Specht 1977-7-21 1154 Trinity Comment
  HSC44781  Hemizonia congesta subsp. clevelandii S. Horner 1978-7-25 437 Trinity E of Burnt Ranch Campground. 427 Comment
  HSC5807  Hemizonia congesta subsp. tracyi R. Spellenberg 1964-6-18 465 Trinity Burnt Ranch, at Moss Lumber Co. Comment
  HSC70285  Hemizonia congesta subsp. tracyi M. A. Baker 1980-5-25 1534 Trinity Near Shannon Butte 302 Comment
  UC314586  Heracleum lanatum Joseph P. Tracy 1923-6-28 6407 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 457 Comment
  UCD110557  Hesperolinon micranthum Joseph P. Tracy 1932-6-17 10204 Trinity Three Forks of Mad River. 883 Comment
  HSC40887  Heterocodon rariflorum Thomas W. Nelson, Jane P. Nelson 1976-6-22 2867 Trinity Trinity-Humboldt County line, in spring along road to Goat Hill 1646 Comment
  RSA124976  Heterocodon rariflorum P. H. Raven, Richard Snow 1958-7-19 13586 Trinity 3.8 miles southeast of Lewiston. Comment
  SEINET10460634  Heterocodon rariflorum Frank W. Peirson 1930-8-17 Peirson 9242 Trinity GLACIER POINT, YOSEMITE VALLEY, MEADOW OPPOSITE 4000 Comment
  HSC5309  Heterotheca oregona M. T. Milligan 1964-9-13 268 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  CAS-BOT-BC311091  Heterotheca oregona var. rudis P. A. Munz 1936-8-11 14365 Trinity Bottom of Little Trinity River, Forest Glenn 762 Comment
  HSC35657  Heterotheca oregona var. rudis Thomas W. Nelson, James Nelson 1975-7-20 2080 Trinity Van Duzen River; Brown's Canyon Campground Comment
  CAS-BOT-BC420740  Heuchera merriamii C. L. Hitchcock; J. S. Martin 1939-7-11 5388 Trinity south shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1889 Comment
  HSC318  Heuchera merriamii William J. Ferlatte 1967-8-11 890 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  HSC51260  Heuchera micrantha G. L. Clifton, Overton 1979-6-4 4099 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC20193  Heuchera micrantha R. Spellenberg 1964-6-17 454 Trinity 8 mi. W of Burnt Ranch on Underwood Mtn. Rd. Comment
  HSC26  Heuchera micrantha William J. Ferlatte 1966-6-2 65 Trinity Canyon Creek, above McKay Camp 1524 Comment
  CAS-BOT-BC423449  Heuchera micrantha var. macropetala Eugene Carter 1973-5-29 546 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. Along the North Fork Trail at washout below Strunce Cabin. 947 Comment
  SEINET185076  Heuchera pilosissima C. L. Hitchcock, JS Martin 1939-7-11 5388 Trinity S shore of Upper Cyn Creek Lake 11 mi N of Dedrick Salmon-Trinity Mts 1890 Comment
  HSC56660  Hieracium albiflorum Walter Overton 1979-7-17 8147 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC56717  Hieracium albiflorum Muth 1979-7-18 8331 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  JEPS36679  Hieracium albiflorum W. L. Jepson Jul 5 1902-Jul 12 1902 2009 Trinity Martin's Ranch South Fork Comment
  UC1223086  Hieracium albiflorum Joseph P. Tracy 1950-7-25 19061 Trinity 1/2 mi s of the crossing Hyampom Trail at top South Fork Mountain Comment
  CHSC63322  Hieracium bolanderi Vernon H. Oswald; Lowell Ahart 1994-7-11 6392 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 Dunsmiur. 1914 Comment
  HSC56556  Hieracium bolanderi G. L. Clifton 1979-7-16 7806 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  CAS-BOT-BC318630  Hieracium greenei G. R. Kleeberger 1879-9-27 s.n. Trinity Unspecified 1524 Comment
  RSA66429  Hieracium greenei P. A. Munz 1951-7-17 16603 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  CAS-BOT-BC316024  Hieracium scouleri G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-19 2474 Trinity About 1 mile north of Trinity Center 731 Comment
  HSC78342  Hieracium scouleri John S. Palmer 1974-9-14 258 Trinity Bear Lakes Area, along trail to Big Bear Lake 1616 Comment
  HSC32272  Holodiscus discolor J. O. Sawyer 1971-8-25 2462 Trinity Along the trail to Sugar Pine Lake. 1646 Comment
  UC1128016  Holodiscus discolor P. L. Johannsen 1933-6-22 185 Trinity Brandy Creek 396 Comment
  UC666855  Holodiscus discolor Joseph P. Tracy 1935-8-8 14707 Trinity near White's Creek Lake (Devil's Canyon Mountains, at head of White's Creek); Devil's Canyon Mountains, White's Creek 1889 Comment
  CAS-BOT-BC152402  Holodiscus discolor var. discolor Carl B. Wolf 1937-8-12 9202 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout 1645 Comment
  CAS-BOT-BC152403  Holodiscus discolor var. discolor Joseph P. Tracy 1941-8-24 17032 Trinity South Fork Mountain 1706 Comment
  CAS-BOT-BC152405  Holodiscus discolor var. discolor Doris Kildale 1931-5-17 10835 Trinity Hawkins Bar 185 Comment
  CAS-BOT-BC284773  Hordeum murinum subsp. glaucum John Thomas Howell 1955-6-12 30330 i Trinity Weaverville Comment
  UCR37959  Horkelia tridentata P. Williams, Mike Malamus, Brian Kearney 1984-5-12 39 Trinity Philpot [Cold Springs] Campground 979 Comment
  RSA323714  Horkelia tridentata D. Atwood 1984-7-18 10436 Trinity Just S of border Ruffian Flat due W of Jeff Davis Peak and 16 airline miles SW of Woodfords, E slope of Sierras's, Toiyabe National Forest. Comment
  CDA18393  Horkelia tridentata subsp. flavescens G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2753 Trinity Klamath Ranges; Around campground, Scott Mountain Summit forest camp, at the summit of Hwy 3 between Callahan (Siskiyou Co.) and Trinity Center. 1645 Comment
  UCR66562  Horkelia tridentata subsp. flavescens Lincoln Constance, A. A. Beetle, et al. 1940-5-17 2613 Trinity Larrabee Valley, near Eureka 762 Comment
  RSA48914  Horkelia tridentata subsp. flavescens Philip A. Munz 1949-5-17 13280 Trinity 15 miles S of Trinity Center. 1067 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-BC537957  Horkelia tridentata var. flavescens J. T. Howell 1939-6-5 2629 Trinity Mad River, about 11 miles s.e. of Ruth Comment
  CAS-BOT-BC537958  Horkelia tridentata var. flavescens Ella Dales Cantelow 1939-6-9 2685 Trinity Summit of Scott mt. Comment
  HSC75098  Horkelia tridentata var. flavescens J. P. Smith, Thomas W. Nelson 1979-6-15 10116 Trinity Klamath National Forest, Scott Mtn. Campground 1646 Comment
  HSC69986  Hosackia crassifolia Thomas W. Nelson, Jane P. Nelson 1978-6-21 4242 Trinity Along Hwy. 3 at Hayfork Summit 1062 Comment
  HSC78005  Hosackia crassifolia John S. Palmer 1974-7-3 225 Trinity Bear Lakes area, along trail to Big Bear Lake. 1463 Comment
  HSC98276  Hosackia crassifolia William J. Ferlatte, B. D. Rogers 1966-6-1 2058 Trinity Near Hayfork Summit 1128 Comment
  HSC78403  Hosackia oblongifolia John S. Palmer 1974-8-4 239 Trinity Bear Lakes Area. 1738 Comment
  HSC98279  Hosackia oblongifolia var. oblongifolia D. E. Anderson 1967-7-30 4402 Trinity Mt. Eddy region 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
  CAS-BOT-BC142670  Howellanthus dalesianus William J. Ferlatte; J. Di Tomaso 1976-7-7 1776 Trinity Swift Cr. drainage, ca. 6 miles WNW of Trinity Center. Along U.S.F.S. trail 8 W 13 from Deer Flat to Shimmy Lake 1/4 to 1/2 mi. east of Deer Flat camp. 2011 Comment
  HSC48957  Hydrophyllum occidentale M. A. Baker 1979-5-13 717 Trinity Hobo Gulch Campground Comment
  HSC26797  Hydrophyllum occidentale Thomas W. Nelson 1971-1 420 Trinity E of Big Flat Comment
  CAS-BOT-BC400814  Hypericum anagalloides Mrs. H. C. Cantelow 1936-8-25 1627 Trinity Scott Ranch, 3 mi. S. of Trinity Center Meadow nr. Saw Mill [Sawmill] Comment
  SBBG72731  Hypericum formosum var. scouleri S. W. Hutchinson -Jun-1925 376 Trinity Weaverville 662 Comment
  JEPS74582  Hypericum perforatum W. Ferlatte 1966-6-1 2024 Trinity 1 mi. w. Hayden Flat campground (along Hwy. 299) 365 Comment
  HSC93046  Hypericum scouleri Jennifer Whipple 1976-8-4 1630 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the Upper Deadfall Lakes 2165 Comment
  HSC97650  Hypericum scouleri Juha Pykala, D. H. Norris 1987-7-6 2278 Trinity Shasta Nat'l Forest, Mt. Eddy, N part of Dead Fall Creek Meadow 1921 Comment
  UC902185 Image available Iliamna latibracteata Joseph P. Tracy 1949-7-16 18366 Trinity 1 mile south of the Racetrack, north of crossing Trinity Highway South Fork Mountain. 1645 Comment
Read comments Feb 27 2012
  JEPS17224  Iris W. L. Jepson 1934-5-5 16647 Trinity Forest Glen; South Fork Trinity River 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
  JEPS93194  Iris macrosiphon Carol A. Wilson 1992-4-25 92 -6.5- Trinity 2.6 mi e of turnoff to Ruth Lake (on Hwy 36, e of Mad River) 1028 Comment
  HSC34842  Iris tenuissima Thomas W. Nelson 1975-5-17 1822 Trinity Panwauket Gulch Comment
  RSA136361  Iris tenuissima Lee W. Lenz, E. K. Balls 1955-5-15 20728 Trinity Southeast of Burnt Ranch, along U.S. Highway 299, Weaverville to Willow Creek 457 Comment
  CAS-BOT-BC88642  Isatis tinctoria Eugene Carter 1972-6-28 475 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles NW of Weaverville). 0.25 mile north of Keystone Flat. 883 Comment
  JEPS123084  Isoetes occidentalis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 062 Trinity Scorpion Lake Comment
  JEPS116624  Isopyrum stipitatum Julie Kierstead Nelson with Susan Erwin, Brad Rust 2007-3-28 2007 -003 Trinity West Weaver Creek, north of Highway 299W, about 2 miles NW of Weaverville. Quadrangle, 667-3. Rush Creek Lakes 7.5 minute. Comment
  UC195238  Ivesia gordonii Annie M. Alexander and Louise Kellogg 1911-8-12 313 Trinity Head of Bear Creek; ; Head Bear Creek, Trinity Co. 2072 Comment
  UCD113584  Ivesia gordonii Joseph M. DiTomaso 1975-7-16 145 Trinity Pass between Deer and Summit Lakes. 2346 Comment
  UCD141309  Juncus articulatus subsp. articulatus Ella Dales Cantelow 1937-8-20 1628 Trinity Scott Ranch. Comment
  UCD141349  Juncus balticus subsp. ater Dean Wm. Taylor; Kathleen A. Teare 1979-9-10 7686 Trinity Trimble Spring, headwaters of Manzanita Creek near Big Bar. 1264 Comment
  RSA22447  Juncus bufonius var. bufonius J. T. Howell 1937-7-21 13231 Trinity Big Flat. Comment
  HSC46745  Juncus confusus William J. Ferlatte 1974-7-24 1574 Trinity Big Flat at the head of Coffee Creek, W side of Lake Martin 1524 Comment
  JEPS77655  Juncus confusus William J. Ferlatte 1974-7-24 1574 Trinity w side Lake Martin (Big Flat at head of Coffee Creek); Trinity Alps, , Coffee Creek, Big Flat 1524 Comment
  CAS-BOT-BC110120  Juncus dudleyi G. R. Kleeberger 1879-9-20 s.n. Trinity Weaverville. Comment
  HSC67416  Juncus ensifolius Ed Cope, John Palmer Jul 1977 554 Trinity South of trail to Granite Lake. 1280 Comment
  UCR32146  Juncus ensifolius David J. Keil 1983-7-3 17354 Trinity State Route 3, c. 19 mi NE of the junction with State Route 299 Comment
  RSA67674  Juncus ensifolius Phillip A. Munz 1951-7-18 16656 Trinity Trail from Grasshopper Public Camp to Stuart Gap, north base of North Yolla Bolly Mountains. 1402 Comment
  HSC56664  Juncus exiguus Walter Overton 1979-7-17 8168 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC12656  Juncus mertensianus William J. Ferlatte, Alice Q. Howard 1970-8-11 1307 Trinity N side of Thompson Peak above Grizzly L. 2500 Comment
  HSC78253  Juncus mertensianus John S. Palmer 1976-7-3 445 Trinity Bear Lakes Area, ridge W side of Log Lake 1829 Comment
  HSC4782  Juncus nevadensis William J. Ferlatte 1966-8-23 466 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  HSC44313  Juncus orthophyllus Thomas W. Nelson, Jane P. Nelson 1977-7-4 3620 Trinity N side of Mule Ridge 1585 Comment
  HSC4783  Juncus orthophyllus William J. Ferlatte 1966-8-23 465 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  RSA98591  Juncus regelii Henry M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort. 762 Comment
  CHSC69026  Keckiella corymbosa Vernon Oswald; Lowell Ahart 1997-7-17 8731 Trinity Forest Road 29 (Trinity National Forest) 4.2 mi south of Hwy. 36. 1249 Comment
  RSA293281  Keckiella corymbosa D. C. Michener 1980-8-2 3760 Trinity Trinity Alps. Of the New River below the old (burned) guard station at Denny. 450 Comment
  RSA790208  Keckiella corymbosa James R. Shevock, Steele Wotkyns 1987-8-23 11808 Trinity Yolla Bolly-Middle Eel Wilderness, Mendocino National Forest. Along Middle Fork of the Eel near Fern Point. 1220 Comment
  UC479130  Keckiella corymbosa Marcus E. Jones, A. M. 1931-7-16 28822 Trinity near Trinity River (Burnt Ranch) Comment
  CAS-BOT-BC236899  Keckiella corymbosa Peter H. Raven; R. Snow 1958-7-19 13599 Trinity Along United States Highway 299, 4.5 miles west of Weaverville Comment
  CAS-BOT-BC246186  Keckiella lemmonii Eugene Carter 1972-8-13 508 Trinity 2 miles up Backbone Creek Trail, 18 mi. NW of Weaverville, North Fork Trinity River, Hobo Gulch Camp and vicinity 1036 Comment
  CAS-BOT-BC246192  Keckiella lemmonii Volney Rattan 1882-6-1 s.n. Trinity Rattlesnake 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
  RSA293300  Keckiella lemmonii D. C. Michener 1980-7-30 3752 Trinity North Coast Ranges. Near confluence of North Rattlesnake Creek and South Fork of the Trinity River, east of Forest Glen. 800 Comment
  CAS-BOT-BC246193  Keckiella lemmonii Rimo Bacigalupi; L. Constance; Reid Moran; R. Rodriguez; Sherwin Carlquist 1951-6-12 3381 Trinity Along the Hay Fork of the Trinity River, half mile north of Wildwood, north of State road 36 1005 Comment
  HSC64956  Kelloggia galioides D. L. Goforth 1979-7-21 308 Trinity Trinity Alps Wild Area, Union Creek. 1890 Comment
  HSC78763  Kelloggia galioides John S. Palmer 1976-7-11 480 Trinity N trending ridge just N of peak 7030 2134 Comment
  CAS-BOT-BC273609  Koeleria pyramidata E. J. Linck 1920-6-18 9 Trinity Ruth Comment
  CAS-BOT-BC340416  Lactuca biennis Eugene Carter 1973-8-10 672 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Along the North Fork Trail 1/5 mile south of Strunce Cabin 947 Comment
  HSC75615  Lagophylla ramosissima J. O. Sawyer, D. A. Thornburgh 1980-9-15 4093 Trinity Proposed Ruth Research Natural Area 1372 Comment
  UC2016511  Lagophylla ramosissima Richard Olmstead 1986-6-20 892 Trinity Mad River National Forest. Junction of Highway 36 and South Fork Mountain Road at crest of ridge. Comment
  HSC68004  Lasthenia californica J. P. Smith 1973-5-6 6602 Trinity Blanchert Flats near Douglas City Comment
  UCR84744  Lathyrus 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
  CAS-BOT-BC204999  Lathyrus jepsonii var. californicus Lester Rowntree 1936-7-8 s.n. Trinity Rd. between Callahan & Trinity Center Comment
  UCD106367  Lathyrus lanszwertii var. aridus W. R. Powell 1965-6-16 1177 Trinity 3 miles north-northwest of Bully Choop L.O., 11 miles east-southeast of Douglas City. 1066 Comment
  JEPS97176  Lathyrus polyphyllus Sue Pappalardo 1995-6-8 634 Trinity headwaters of Shell Mountain Creek, within 500 ft of channel of SW fork Shasta-Trinity National Forests, Yolla Bolla Ranger District (drainage SW of FS Rd. 27N23) 1400 Comment
  JEPS111029  Lathyrus sulphureus Sue Pappalardo 1997-5-27 965 Trinity Weaverville Ranger District; Mooney Gulch. Near Lewiston Lake, along FS road 34N13. 630 Comment
  HSC27382  Lathyrus tracyi J. P. Smith 1973-4-7 6001 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
  HSC64383  Lathyrus tracyi J. O. Sawyer, R. J. Cole 1978-4-20 3145 Trinity Todd's Cabin, along E Fork of N Fork of Trinity River 762 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
  UC1121004  Ledum glandulosum H. A. Jensen 1932-8-11 250 Trinity Trinity National Forest, Head of Canyon Creek Canyon Creek; Trinity National Forest, Canyon Creek 1737 Comment
  UC933404  Ledum glandulosum Annie M. Alexander and Louise Kellogg 1948-8-6 5403 Trinity Canyon Creek, tributary of Trinity River Canyon Creek5500 ft; Trinity Mountains, Trinity River, Canyon Creek Comment
  HSC46002  Leptosiphon bolanderi J. P. Smith 1973-5-6 6612 Trinity Blanchert Flats near Douglas City Comment
  HSC73397  Leptosiphon pygmaeus L. Sieburth, B. Potter, S. R. Ahrens 7 Trinity Philpot Campground 808 Comment
  RSA125996  Leptosiphon rattanii E. K. Balls 1957-5-24 22549 Trinity 9 miles NW of Wildwood, along Hwy 36 to Peanut. 793 Comment
  CHSC82086  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
  HSC72264  Lessingia nemaclada Thomas W. Nelson, Jane P. Nelson 1980-8-21 6271 Trinity Along 4-wheel drive road out Blue Point Ridge 0.4 mi. from junction with road 29N55 1585 Comment
  UC1584309  Lessingia nemaclada Julie Kierstead 1989-7-17 89 -41 Trinity 0.5 mi ese junction Hwy. 36 (with FS Rd 29, Blue Point, Shasta-Trinity N. F., Hayford R. D.); Shasta-Trinity National Forest, Blue Point 1219 Comment
  CAS-BOT-BC341924  Lessingia nemaclada Eugene Carter 1975-7-26 1039 Trinity North Fork Trinity River. Near Helena 426 Comment
  CAS-BOT-BC341927  Lessingia nemaclada Annie M. Alexander; Louise Kellogg 1948-8-19 5510 Trinity Trinity Mountains. Within one mile of Trinity Alps Resort 762 Comment
  CAS-BOT-BC341928  Lessingia nemaclada L. R. Abrams 1916-7-22 6251 Trinity Between Post & Salt Creek on Eureka-Red Bluff Road Comment
  HSC45838  Lessingia nemaclada D. M. Gordon 1978-8-3 Trinity S side of Hwy. 3 about 300 yards E of the intersection of Big Creek Rd. and Hwy. 3 728 Comment
  RSA106767  Lessingia nemaclada L. S. Rose 1955-7-16 55115 Trinity 2 miles north of Douglas City. 549 Comment
  RSA120942  Lessingia nemaclada H. K. Wagnon 1957-7-27 1651 Trinity About 1.5 miles south of Trinity Center near Swift Creek 1524 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
  UCD134128  Leucanthemum vulgare Joseph M. DiTomaso 1975-8-4 232 Trinity Morris Meadows. 1325 Comment
  UC1121028  Leucothoe davisiae H. A. Jensen 1932-8-11 249 Trinity Head of Canyon Creek, Trinity National Forest Canyon Creek; Trinity National Forest, Canyon Creek 1737 Comment
  UCD117521  Leucothoe davisiae Joseph M. DiTomaso 1976-6-29 529 Trinity Sapphire Lake. 1828 Comment
  SEINET2029412 Image available Leucothoe davisiae C. L. Hitchcock, J. S. Martin 1939-7-11 5409 Trinity east shore of upper Canyon Creek Lake, about 11 miles north of Dedrick 1981 Comment
  CAS-BOT-BC229461  Lewisia cotyledon var. heckneri John Thomas Howell 1937-7-25 13498 Trinity Stuarts Fork of Trinity River 2225 Comment
  SEINET5336463  Lewisia cotyledon var. heckneri M. J. Williams 1965-5-22 s.n. Trinity Canyon Creek 610 Comment
  CHSC61666  Lewisia leeana Vernon H. Oswald; Lawrence P. Janeway 1993-8-29 5885 Trinity Cirque above and E of Upper Deadfall Lakes, below (W of) the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. Along the trail above the meadow. 2426 Comment
  HSC24193  Lewisia leeana D. E. Anderson 1971-7-28 5480 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  CAS-BOT-BC444069  Lewisia leeana P. A. Munz 1951-7-21 16792 Trinity Slightly lower peak just south of North Yolla Bolly Pk. 2346 Comment
  CAS-BOT-BC444070  Lewisia leeana Herbert C. Cantelow 1937-8-20 1762 Trinity Trail from Bear Creek to Granite Lake Comment
  CAS-BOT-BC94384  Lewisia triphylla R. C. Wenk 2005-6-17 151 Trinity Coffee Creek, Big Flat Meadow, in vicinity of Gates cabin at N end of meadow 1524 Comment
  UC1446400  Ligusticum apiifolium Richard Spellenberg 1980-7-8 5576 Trinity ca. 3 air mi. s.-s.e. Burnt Ranch (1 1/2 mi. w. of CA Hwy. 299) Comment
  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
  HSC78429  Ligusticum californicum John S. Palmer 1974-9-15 280 Trinity Bear Lakes Area, SW of Big Bear Lake 1768 Comment
  RSA50053  Ligusticum californicum E. K. Balls 1949-7-1 13740 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick 1372 Comment
  UCD127543  Ligusticum californicum Joseph M. DiTomaso 1975-7-21 165 Trinity Trinity Alps, 0.5 mile above Big Boulder Lake on trail. 1905 Comment
  UC933427  Ligusticum grayi Annie M. Alexander and Louise Kellogg 1948-8-10 5461 Trinity Upper Canyon Creek Lake, Trinity Mts. Trinity Mts., Upper Canyon Creek Lake 1767 Comment
  CAS-BOT-BC130521  Lilium Mrs. H. C. Cantelow 1937-8-22 1860 Trinity At Gratten Ford, Swift Creek Comment
  HSC78354  Lilium kelleyanum John S. Palmer 1973-7-1 106 Trinity Bear Lakes area, Tangle Blue Lake at W edge of lake 1753 Comment
  CAS-BOT-BC509390  Lilium kelleyanum John Thomas Howell 1937-7-20 13148 Trinity Van Ness Creek Comment
  CAS-BOT-BC509396  Lilium kelleyanum Elizabeth McClintock; Wayne Roderick 1967-7-26 s.n. Trinity Mumbo Basin. W. of Mt. Shasta 1524 Comment
  RSA66436  Lilium pardalinum Philip A. Munz 1951-7-17 16610 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1402 Comment
  UC666952  Lilium pardalinum Joseph P. Tracy 1934-8-29 13608 Trinity South Fork Mountain; Northern Coast Ranges 1371 Comment
  RSA66871  Lilium pardalinum Philip A. Munz 1951-7-22 16831 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  HSC32665  Lilium pardalinum subsp. pardalinum Thomas W. Nelson 1973-7-10 1015 Trinity Black Lassic Area 1799 Comment
  CHSC30172  Lilium rubescens M. S. Taylor 1980-7-1 3015 Trinity 0.5 mi w of Hwy 3, on s side of Swift Creek Rd, ca. 0.5 mi w of Trinity Center. 822 Comment
  HSC40895  Lilium rubescens J. O. Sawyer, K. A. Sawyer, J. P. Smith 1974-6-29 2678 Trinity FS Rd. 36N25 from Trinity Center to Swift Creek trailhead 1220 Comment
  HSC63017  Lilium rubescens M. A. Baker 1979-7-3 980 Trinity Rd. cut along USFS Rd. 3S21 along Bluff Creek Comment
  OBI12587  Limnanthes douglasii Carl B. Wolf 1937-6-20 8919 Trinity North coast Range, along Mad River, 5-8/10 mi above Eureka - Red Bluff Rd on rd to Ruth 457 Comment
  RSA435690  Limnanthes douglasii J. P. Smith 1973-5-6 6600 Trinity Blanchert Flats near Douglas City. Comment
  JEPS58268  Linanthus bolanderi Joseph P. Tracy 1932-6-17 10164 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  CAS-BOT-BC416407  Linnaea borealis subsp. longiflora H. M. Pollard 1953-8-23 s.n. Trinity Banks of Stuart Creek, Trinity Alps Resort Comment
  UC602519  Linnaea borealis var. longiflora Joseph P. Tracy 1923-6-30 6492 Trinity near summit on road to Low Gap Mad River (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1219 Comment
  JEPS96832  Listera convallarioides Dean W. Taylor 1992-6-12 12754 Trinity South Dubakella Mountain, along jeep ridge on ridge crest north of the summit 1767 Comment
  UC130664  Listera convallarioides H. M. Hall July, 1909 8533 Trinity Coffee Creek Salmon Mountains 1219 Comment
  RSA66862  Listera convallarioides Philip A. Munz 1951-7-22 16814 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  POM270412  Lithocarpus densiflorus var. densiflorus Lyman Benson 1930-7-18 2197 Trinity Summit, Weaverville-Redding; Trinity Mt range, Sacramento River watershed. 1220 Comment
  CAS-BOT-BC36018  Lithocarpus densiflorus var. densiflorus L. B. Kildale 1931-8-30 s.n. Trinity New River road, 7 mi. east of Irving junction Comment
  JEPS25584  Lithocarpus densiflorus var. echinoides Rimo Bacigalupi 1959-7-2 7215 Trinity just w Ramshorn Summit (along road from Castella to Trinity River, n slope of Bonanza King ridge, between Mumbo Creek and Ramshorn Creek); Trinity River Comment
  UC1586899  Lithophragma Juha Pykala and D. H. Norris 1987-6-15 1829 Trinity Dubakella Mountain 1676 Comment
  HSC45788  Lithophragma affine Brad Klipfel 1975-5-3 600 Trinity Gray's Falls, along N side of the Trinity River, S-facing slope Comment
  UC1299675  Lithophragma campanulatum Freed W. Hoffman 1950-7-9 3497 Trinity road to Backbone Lookout a branch of Helena-Hobo Camp road 7.2 mi s Hobo Camp; North Coast Ranges, rd to Backbone Lookout 1219 Comment
  UC667088  Lithophragma campanulatum Joseph P. Tracy 1940-5-17 16558 Trinity between Van Duzen and Mad River (Low Gap); between Van Duzen and Mad River, Low Gap 853 Comment
  SD42520  Lithophragma campanulatum Carl B. Wolf 1937-6-20 8952 Trinity North Coast Range, Hettinshaw Valley - Zenia, 1 mi. so. of Panther Creek 1067 Comment
  HSC655  Lithophragma glabrum William J. Ferlatte 1967-7-6 633 Trinity Head of Bullards Basin 1982 Comment
  RSA60624  Lithophragma glabrum I. L. Wiggins 1950-5-29 12403 Trinity Along Coffee Creek between Lady Gulch and Adams Creek. 1372 Comment
  HSC24142  Lithophragma heterophyllum J. O. Sawyer 1970-5-23 2603 Trinity Above New River 244 Comment
  HSC74241  Lithophragma heterophyllum M. A. Baker 1980-7-10 2701 Trinity Near Senteney Rock 1554 Comment
  HSC86369  Lithophragma heterophyllum J. P. Smith 1982-6-19 10495 Trinity Along trail past Clems Camp to China Peak 1402 Comment
  RSA88165  Lithophragma heterophyllum C. L. Hitchcock 1953-7-4 20023 Trinity Near road between Covelo and Alderpoint. 25 miles S of Alderpoint. Comment
  UCD102723  Lithophragma heterophyllum Joseph M. DiTomaso 1976-7-7 590 Trinity Climb to Horseshoe begins on Swift Creek Trail. 1737 Comment
  CAS-BOT-BC437758  Lithophragma parviflorum Lewis S. Rose 1954-4-26 54021 Trinity 3 miles NE of Douglas City. Comment
  HSC75384  Lithophragma parviflorum J. O. Sawyer 1980-6-18 3451 Trinity Yolla Bolly Wilderness, Cedar Basin 2256 Comment
  RSA125700  Lithophragma parviflorum E. K. Balls 1957-5-25 22572 Trinity Mad River Ranger Station. 1.5 miles E of Trinity-Humboldt Co. line. State Hwy 36. 823 Comment
  CAS-BOT-BC227828  Lithophragma parviflorum var. trifoliatum Eugene Carter 1974-5-2 712 Trinity Salmon-Trinity Alps and vicinity. On West side of saddle 4 1/2 miles up the East Fork of the North Fork Trinity River 548 Comment
  HSC28360  Lithophragma tenellum J. P. Smith 1973-4-21 6157 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  SEINET6032700  Lithophragma tenellum J. P. Smith 1973-4-21 6157 Trinity North of Eagle Creek Campground, Eagle Creek Loop. 853 Comment
  SEINET13944732 Image available Lomatium Thomas Nelson, James Nelson 1976-1 2750 Trinity in meadow above Senteney Rock, alt. 5000 ft. T1S R6E SEC19. 1524 Comment
  HSC39418  Lomatium californicum Thomas W. Nelson, James Nelson 1976-6-10 2683 Trinity Ridge above Senteney Rock 1555 Comment
  UC922271  Lomatium ciliolatum var. ciliolatum Annie M. Alexander and Louise Kellogg 1949-6-29 5720 Trinity saddle between N. Yolla Bolly and Black Rock Mts. (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  UC1553513  Lomatium dasycarpum subsp. dasycarpum E. Dean 1988-6-29 93 Trinity Hermit Rock, southern end of rd. 27N17, near West Low Gap trailhead 1600 Comment
  UC1608343  Lomatium dasycarpum subsp. dasycarpum J. Kierstead 1990-6-28 90 -89 Trinity w side of Bramlet Rd (Forest Service Rd 29) 1/5 mi n Snow Gap; Shasta-Trinity National Forests, Yolla Bolly Ranger Dist. 1005 Comment
  HSC38899  Lomatium dasycarpum subsp. dasycarpum J. O. Sawyer 1973-7-1 2533 Trinity Butter Creek falls on rock outcrop S of Hyampom Comment
  HSC39126  Lomatium dasycarpum subsp. dasycarpum Gary S. Lester 1974-6-29 313 Trinity FS 28N10 near Grasshopper Camp Comment
  HSC83424  Lomatium dasycarpum subsp. dasycarpum J. M. DiTomaso 1976-5-15 442 Trinity Douglas City, 7 mi. E of Weaverville 610 Comment
  RSA661469  Lomatium dissectum var. dissectum Vasu Dev, Barbara Dev 2001-6-11 s.n. Trinity At first bridge over the Mad River on Rd. 511 from its junction with Hwy 36. 815 Comment
  HSC91130  Lomatium engelmannii Jennifer Whipple 1976-6-10 957 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes 2378 Comment
  JEPS100218  Lomatium engelmannii Dean W. Taylor 2002-6-5 18107 Trinity Trinity River, along Forest Road38N13Y about 0.5 mi N of Eagle Creek campground 899 Comment
  OBI55129  Lomatium engelmannii Lincoln Constance, Ren Hwa Shan 1946-6-1 3065 Trinity Between Coffee and Eagle creeks, 6 miles north of Carrville 914 Comment
  HSC38866  Lomatium macrocarpum J. P. Smith 1973-4-21 6347 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC73269  Lomatium macrocarpum M. A. Baker 1980-7-12 2826 Trinity Near Black Lassic 1753 Comment
  HSC73517  Lomatium macrocarpum Gail Newton 1980-7-13 1436 Trinity Near Mule Ridge 1646 Comment
  UC922288  Lomatium macrocarpum Annie M. Alexander and Louise Kellogg 1949-6-29 5719 Trinity saddle between North Yolla Bolly and Black Rock Mts. (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  UCD127689  Lomatium macrocarpum Joseph M. DiTomaso 1976-6-29 527 Trinity Trinity Alps; trail between Emerald and Sapphire Lake. 1737 Comment
  SEINET10972966  Lomatium marginatum Mary Susan Taylor 1980-6-12 Taylor 2854 Trinity On E side of Underwood Mt Road (5N09), ca. 4.9 mi S of its jct with Trinity Hwy (299) at Burnt Ranch; Shasta National Forest. Comment
  HSC38857  Lomatium nudicaule J. P. Smith 1973-5-6 6589 Trinity Blanchert Flats near Douglas City Comment
  HSC39334  Lomatium nudicaule J. P. Smith, J. O. Sawyer 1975-6-23 8262 Trinity Philpot Campground 854 Comment
  HSC34402  Lomatium tracyi J. P. Smith, J. O. Sawyer 1973-7-3 6957 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC67251  Lomatium tracyi Thomas W. Nelson 1980-5-30 5346 Trinity Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299 1067 Comment
  HSC70072  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1978-6-23 4376 Trinity N of Red Mtn. along road from Red Mtn. to Hell to Find Lake 1616 Comment
  HSC46887  Lomatium tracyi William J. Ferlatte 1976-7-8 1797 Trinity Trinity Alps, Upper Parker Creek, a tributary to Swift Creek 1980 Comment
  OBI8843  Lomatium utriculatum Tracey Call, Viola Call 1964-6-20 2273 Trinity Southern parto of town of Hayfork 244 Comment
  HSC91428  Lonicera conjugialis Jennifer Whipple 1976-6-29 1161 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC91438  Lonicera conjugialis Jennifer Whipple 1977-9-9 2295 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  UC169068  Lonicera conjugialis Mrs. M. H. Manning June 1901 109 Trinity Trinity Summit Comment
  UCSB13215  Lonicera conjugialis Dearing, Hugh; Dearing, Margaret 1939-8-2 Trinity Salmon Mountain 1524 Comment
  CHSC33011  Lonicera interrupta John Sawyer; T. W. Nelson 1978-6-9 3196 Trinity On trail to Red Mountain. 1219 Comment
  CHSC66328  Lonicera interrupta V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7935 Trinity Deer lick knob Rd. (Forest Route 1) 18.2 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 914 Comment
  HSC56597  Lonicera interrupta G. L. Clifton 1979-7-17 7940 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  UC1225813  Lonicera interrupta Joseph P. Tracy 1942-7-2 17374 Trinity half way up w side South Fork Mountain (along Trinity River highway); Northern Coast Ranges, South Fork Mountain 1066 Comment
  SEINET6932521  Lotus douglasii var. congestus Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 9 miles east of Hayfork. Comment
  HSC48441  Lotus humistratus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9866 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC72728  Lotus humistratus Gail Newton 1980-7-2 892 Trinity Near Swim Ridge 1341 Comment
  HSC74061  Lotus humistratus M. A. Baker 1980-5-24 1457 Trinity Near Long Ridge. 1006 Comment
  RSA66426  Lotus humistratus P. A. Munz 1951-7-17 16600 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 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
  RSA256690  Lotus micranthus Dryden 1975-5-16 175 Trinity Trails above the Trinity River at Grays Falls Campground. 310 Comment
  UC184656  Lotus nevadensis var. nevadensis Harry S. Yates 1914-5-18 300 Trinity n of Weaverville Comment
  RSA98652  Lotus oblongifolius H. M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort. 762 Comment
  UC130709  Lotus oblongifolius var. oblongifolius H. M. Hall Jul 1909 8526 Trinity Coffee Creek Salmon Mountains Comment
  SFV5111  Lotus oblongifolius var. oblongifolius B. C. Templeton 1957-6-21 s. n. Trinity Near the summit of Mount Scott. Comment
  SBBG3450  Lotus pinnatus H. and M. Dearing 1939-6-25 3721 Trinity Blake Lookout, on Horse Ridge, Trinity Mtns Comment
  NY15756  Lotus yollabolliensis P. A. Munz 1951-7-20 16706 Trinity Ridge east of Black Rock, North Yolla Bolly Mts. 2133.6 Comment
  RSA167337  Lotus yollabolliensis H. E. Parks, J. Tracy 1947-6-26 11640 Trinity South Fork Mountains, 2 miles N of Cold Springs 1707 Comment
  HSC23423  Luetkea pectinata D. E. Anderson 1971-7-28 5457 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  CAS-BOT-BC342536  Luina hypoleuca Eugene Carter 1972-8-18 521 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) North end of Spindler Flat, 1/4 mile southwest of Keystone Flat 883 Comment
  RSA407007  Lupinus albifrons var. albifrons Thomas W. Nelson 1975-7-20 1965 Trinity Along road 527 just north of junction with road 1S07. 1524 Comment
  HSC39549  Lupinus albifrons var. flumineus Thomas W. Nelson, James Nelson 1976-6-10 2684 Trinity Above Senteney Rock 1555 Comment
  HSC258  Lupinus croceus William J. Ferlatte 1967-8-18 1024 Trinity Red Rock Mtn. 2287 Comment
  HSC64375  Lupinus croceus J. O. Sawyer 1978-5-28 3154 Trinity Along Coffee Creek Rd. at Sugar Pine Creek Trailhead. 976 Comment
  CHSC114640  Lupinus elmeri 2005-5-15 Trinity Weaverville Ranger District. One quarter mi. southwest of Bushytail campground; on roadcut bordering mixed conifer/hardwood forest. Comment
Read comments May 14 2019
  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
  RSA167461  Lupinus elmeri Joseph P. Tracy 1941-8-24 17021 Trinity South Fork Mountains, near Cold Springs to end of road, near Blake Lookout 1646 Comment
  HSC36244  Lupinus latifolius John Rehling 1975-5-15 75 Trinity Grays Falls Campground E of the town of Salyer. Comment
  HSC71134  Lupinus latifolius Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4493 Trinity Along Bully Choop Rd. 2 mi. from rd. to lookout. 1372 Comment
  SEINET10838202  Lupinus latifolius Thomas W. Nelson, James P. Smith 1978-7-24 Nelson 4493 Trinity French bulch quad, t31n, r8w, sec 1. Along bully choop rd. Ca 2 mi. From rd to Lookout. Granitic soil, chaparral. 1372 Comment
  HSC40812  Lupinus latifolius subsp. latifolius Thomas W. Nelson, Jane P. Nelson 1976-7-1 2947 Trinity Along FS Rd. 5E27 just S of Senteney Rock 1524 Comment
  HSC14832  Lupinus latifolius subsp. viridifolius William J. Ferlatte, B. D. Rogers 1966-6-1 2054 Trinity Near Dedrick 762 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
  UCD15141  Lupinus lepidus var. lobbii K. F. Mawdsley 1996-7-11 19 a Trinity High on Mt. Eddy, at summit and last 200 ft. 2743 Comment
  SBBG3667  Lupinus luteolus H. and M. Dearing 1939-6-19 3677 Trinity near Big Bear Comment
  HSC63807  Lupinus luteolus M. A. Baker 1979-7-3 987 Trinity Bank of U.S.F.S. Rd. 502 Comment
  SEINET10488761  Lupinus luteolus Charles Piper Smith 1947-7-14 Smith 47664 Trinity Hayfork rd, douglas city, .5 mi s. Flowers white. Comment
  RSA107462  Lupinus lyallii var. lyallii L. S. Rose 1955-7-17 55130 Trinity 1 mile SW of Peanut 762 Comment
  HSC73835  Lupinus sellulus subsp. ursinus M. A. Baker 1980-6-25 2296 Trinity Near Castle Rock. 1436 Comment
  JEPS109631  Lupinus tracyi Dean W. Taylor 2002-6-12 18146 Trinity Swift Creek road ca. 0.5 miles East of Big Spring (about 3 air miles west-southwest of Trinity Center) 975 Comment
  JEPS88995  Luzula cascadensis V. Parker Long 1992-6-18 2 -10 Trinity Shasta-Trinity National Forests. Hayfork Rd. Blake Mtn. East slope of South Fork Mtn. 1633 Comment
  HSC50848  Luzula comosa G. L. Clifton, Overton 1979-6-3 3610 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC51294  Luzula comosa G. L. Clifton, Overton 1979-6-4 4137 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC67154  Luzula comosa J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8508 Trinity Gray Creek Rd. 0.25 mi. from its junction with Hwy. 299 Comment
  HSC76530  Luzula comosa Alerie Gizinski 1981-7-30 226 Trinity Near Goat Hill 1433 Comment
  UCR37809  Luzula comosa D. K. Imper 1982-5-11 1466 Trinity Near Raglan Gulch. 1066 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
  CAS-BOT-BC441299  Luzula macrantha Ella Dales Cantelow 1939-6-5 2617 Trinity Mad River, 11 mi. SE of Ruth Comment
  HSC5969  Madia citriodora D. E. Anderson 1961-10-8 1879 Trinity Along McKinzey Gulch 610 Comment
  HSC23600  Madia elegans J. O. Sawyer 1970-5-23 2548 Trinity Above New River 244 Comment
  SD148229  Madia glomerata G. K. Helmkamp, E. A. Helmkamp 2001-7-8 6944 Trinity California Highway 36, 2.2 miles west of the Trinity/Shasta Co. line. 1159 Comment
  HSC71659  Madia gracilis M. A. Baker 1980-6-25 2346 Trinity Near Castle Rock 1280 Comment
  HSC73359  Madia gracilis R. York 1980-5-25 745 Trinity Near Shannon Butte 701 Comment
  JEPS89007  Madia gracilis V. Long 1991-6-26 110 Trinity Big Bar Ranger Dist. Shasta-Trinity National Forests, Ironside Mtn. Quad. (s-facing bank on road to Iron Mtn. Lookout, NE1/4 NW1/4 Sec. 11) Comment
  RSA293114  Madia gracilis subsp. gracilis J. P. Smith, Thomas W. Nelson 1979-6-26 10219 Trinity Shasta-Trinity National Forest. Philpot Campground on Philpot Creek 793 Comment
  HSC67057  Maianthemum racemosum subsp. amplexicaule Teri Bartowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 62 Trinity Philpot Creek Campground 808 Comment
  CAS-BOT-BC511543  Maianthemum racemosum subsp. amplexicaule Eugene Carter 1973-6-20 602 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 Mi. NW of Weaverville). Along the Cabin Peak Trail. 2011 Comment
  HSC47754  Maianthemum stellatum Thomas W. Nelson, J. P. Smith 1978-5-6 3980 Trinity Along Philpot Creek at Philpot Campground 762 Comment
  RSA50090  Maianthemum stellatum E. K. Balls 1949-7-1 13705 Trinity Canyon Creek Meadow, Canyon Creek. 1372 Comment
  UCD139124  Maianthemum stellatum Dilse Hopkins 1931-10-4 s.n. Trinity Hayfork. Comment
  CAS-BOT-BC347591  Malacothrix floccifera John Thomas Howell 1936-8-28 12870 Trinity 12 miles from Douglas City on road to Peanut Comment
  HSC71553  Malacothrix floccifera M. A. Baker 1980-7-2 2676 Trinity Near Horsehead Mtn. 1737 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
  RSA113937  Malacothrix floccifera H. K. Sharsmith 1953-6-26 4364 Trinity Forest-Glen-Peanut road 4.2 miles west of Cold Springs, Trinity National Forest. 1159 Comment
  UC775059  Malacothrix floccifera Carl B. Wolf 1937-6-20 Trinity 9.5 mi above Eureka - Red Bluff Road (Van Duzen Road to Hettenshaw Valley); North Coast Range 762 Comment
  HSC56653  Marah oregana Walter Overton 1979-7-17 8122 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  UC2046575  Melica William J. Ferlatte 1974-7-26 1596 Trinity near Big Flat Campground Comment
  UC552697  Melica aristata Joseph P. Tracy 1935-8-2 14432 Trinity near Brooks Mine (at head of New River); New River 1584 Comment
  UC1553567  Melica bulbosa E. Dean 1988-7-27 150 Trinity w slope Black Rock Mtn. 2194 Comment
  CAS-BOT-BC269528  Melica californica A. G. Vestal 1937-6-24 s.n. Trinity 13.7 mi. W.S.W. of Douglas City on road to Hayfork Comment
  CAS-BOT-BC282121  Melica geyeri David D. Keck 1944-7-10 5485 Trinity Norse Butte, 8.3 miles W of Forest Glen 1219 Comment
  HSC68964  Melica geyeri Jacqueline Greenleaf 1980-5-24 100 Trinity Near Browns Canyon. 792 Comment
  CAS-BOT-BC281393  Melica harfordii Eugene Carter 1972-6-20 438 Trinity N Fork Trinity River, Hobo Gulch Camp and vicinity (18 miles NW of Weaverville), Hobo Gulch Helispot 914 Comment
  CAS-BOT-BC281395  Melica harfordii Richard Spellenberg 1965-6-12 1097 Trinity Spellenberg property, 2 miles E of Burnt Ranch Comment
  UCD105958  Melica harfordii Jesse Miller 2010-1 s.n. Trinity Six Rivers National Forest. Near Underwood Creek on the S. fork of the Trinity River. 701 Comment
  CAS-BOT-BC264201  Melica subulata Eugene Carter 1973-5-29 539 Trinity At mouth of Pfeiffer Gulch, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1047 Comment
  UC552703  Melica subulata Joseph P. Tracy 1935-8-3 14447 Trinity Mary Blaine Mt. 1950 Comment
  HSC56811  Mentha pulegium G. L. Clifton, Muth 1979-7-18 8582 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  HSC71552  Mentzelia dispersa M. A. Baker 1980-7-1 2531 Trinity Near Hayden Roughs. 1402 Comment
  HSC73266  Mentzelia dispersa M. A. Baker 1980-7-12 2846 Trinity Near Black Lassic 1753 Comment
  HSC76176  Mentzelia dispersa G. L. Clifton, Butler 1979-7-18 8849 Trinity Near Jones Ridge, close to the town of Alderpoint 1341 Comment
  CAS-BOT-BC428962  Micranthes californica Eugene Carter 1972-4-26 392 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 3 miles up the Hobo Gulch Road. 762 Comment
  RSA298151  Micropus californicus var. californicus J. P. Smith 1973-5-6 6622 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC349381  Microseris nutans Doris Kildale 1931-5-30 10830 Trinity Weaverville Comment
  RSA211193  Microseris nutans William J. Ferlatte 1966-6-30 172 Trinity Trinity Alps, Boulder Creek basin, tributary to Canyon Creek 1707 Comment
  HSC28254  Microsteris gracilis J. P. Smith 1973-4-7 5991 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
  UCD118902  Microsteris gracilis Joseph M. DiTomaso 1976-7-7 579 Trinity Trinity Alps, ca. 1 mile west of Mumford Meadows on Swift Creek Trail. 1676 Comment
  UCD122507  Mimulus cardinalis Joseph M. DiTomaso 1976-8-8 660 Trinity Indian Creek, 7 miles southeast of Douglas City. 609 Comment
  HSC76409  Mimulus guttatus Athy Ferguson 1981-7-26 81111 Trinity Near N Kelsey Peak 1311 Comment
  JEPS120183  Mimulus guttatus Julie Kierstead Nelson 2011-6-2 2011 -004 Trinity Upper Hayfork Creek watershed, west of Wild-Mad Road, south of Hwy. 36; ca. 45 miles west-northwest of Red Bluff 1350 Comment
  HSC27518  Mimulus kelloggii J. P. Smith 1973-4-7 5971 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
  HSC40460  Mimulus kelloggii J. O. Sawyer 1974-4-27 2563 Trinity Along Willow Gulch 76 Comment
  HSC42126  Mimulus kelloggii S. Saufferer 1973-5-6 146 Trinity W of Buckhorn Summit, 11.5 mi. E of Douglas City. Comment
  JEPS9099  Mimulus layneae H. M. Pollard 1953-8-21 Trinity Trinity Alps Resort 762 Comment
  JEPS94907  Mimulus layneae Vernon H. Oswald and Lowell Ahart 1998-7-28 9399 Trinity Highway 3 s of Hayfork and 3.5 mi n of Highway 36 Hayfork 792 Comment
  UC1239038  Mimulus layneae Freed W. Hoffman 1950-7-9 3682 Trinity 4.5 mi n Junction City; North Coast Ranges, North Fork Trinity River Comment
  UC582595  Mimulus layneae Joseph P. Tracy 1932-6-17 10163 Trinity Ruth 822 Comment
  UCR5093  Mimulus lewisii Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  JEPS74428  Mimulus microphyllus W. J. Ferlatte 1967-6-26 506 Trinity Big Flat Trinity Alps 1524 Comment
  HSC20718  Mimulus moschatus R. Spellenberg 1963-7-7 192 Trinity E Weaver Lake, near Weaverville 1982 Comment
  HSC23417  Mimulus moschatus D. E. Anderson 1971-7-28 5447 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC90984  Mimulus moschatus Jennifer Whipple 1977-7-19 1971 Trinity Near the Upper Deadfall Lakes. 2317 Comment
  HSC91000  Mimulus moschatus Jennifer Whipple 1977-9-9 2268 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC39136  Mimulus moschatus Gary S. Lester 1974-6-30 337 Trinity Yolla Bolly Wilderness Area; Trail up out of Pettijohn Basin 1829 Comment
  HSC49073  Mimulus moschatus Patricia Shesgreen 1978-6-26 110 Trinity 3 mi. along New River Trail from Gray's Falls Campground Comment
  UC2046551  Mimulus moschatus William J. Ferlatte 1974-8-16 1664 Trinity upper end of Siligo Meadows Comment
  POM225297  Mimulus moschatus var. sessilifolius P. A. Munz 1936-8-11 14348 Trinity Forest Glenn 701 Comment
  HSC37405  Mimulus nanus var. nanus Gary S. Lester 1973-6-30 24 Trinity Salt Creek, just off the 8-dip Rd. out Peanut, USFS Rd. 30N24, W fork of Salt Creek Comment
  JEPS86954  Mimulus nanus var. nanus David M. Thompson 1989-6-30 1026 Trinity 14.3 mi w Hwy 3 (along Coffee Creek Road, along w edge of a camp area just w of road crossing over creek); South Fork Coffe Creek 1400 Comment
  HSC40563  Mimulus nanus var. nanus Thomas W. Nelson, Jane Nelson 1976-6-22 2772 Trinity On Senteney Rock 1524 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
  HSC441  Mimulus primuloides William J. Ferlatte 1967-8-17 986 Trinity Lander's Lake basin 2134 Comment
  HSC44821  Mimulus primuloides var. linearifolius Thomas W. Nelson, Jane Nelson 1977-7-4 3622 Trinity Along creek on north side of Mule Ridge 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
  HSC68810  Mimulus pulsiferae Thomas W. Nelson, Jane P. Nelson 1980-6-18 5591 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  JEPS74630  Mimulus tilingii William J. Ferlatte, Alice Q. Howard 1970-8-9 1292 Trinity Boulder Cr. Lakes, stream at edge of upper lake Trinity Alps 1889 Comment
  HSC41208  Minuartia decumbens Thomas W. Nelson, Jane Nelson 1977-7-4 3630 Trinity Along N side of Mule Ridge 1524 Comment
  NY342561  Minuartia decumbens T. W. Nelson 1978-7-2 4396 Trinity Blocksburg Quadrangle; along north side of Mule Ridge 1585.0 Comment
  HSC4052  Minuartia douglasii D. E. Anderson 1963-5-12 2418 Trinity Near Trinity-New River canyons. Comment
  HSC84194  Minuartia douglasii J. P. Smith 1980-7-22 10306 Trinity Shasta-Trinity National Forest, Salt Creek Campground on Thirteen Dips Rd. 793 Comment
  HSC4053  Minuartia douglasii R. Spellenberg 1964-6-19 477 Trinity 1 mi. from Hwy. 299 on rd. to Burnt Ranch Airstrip Comment
  RSA47809  Minuartia douglasii Roxana S. Ferris, Laura Lorraine 1948-6-11 11689 Trinity 1.5 miles above Peanut on State Highway 36. Comment
  CHSC79715  Minuartia nuttallii subsp. gregaria G. F. Hrusa 1993-7-24 11389 Trinity Trinity Mountains, Klamath Ranges. Extreme N endof ridge to N of Bonanza King. 1584 Comment
  HSC31823  Minuartia nuttallii subsp. gregaria D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5539 Trinity Black Lassic 1738 Comment
  HSC42473  Minuartia nuttallii subsp. gregaria Robert M. Specht 1977-6-30 1124 Trinity N-S running ridge with steep W slope 1631 Comment
  JEPS51479  Minuartia nuttallii subsp. gregaria W. L. Jepson 1897-7-24 Trinity South Yollo Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  UC1299498  Minuartia nuttallii subsp. gregaria Freed W. Hoffman 1949-7-14 3070 Trinity Red Lassic Peak North Coast Ranges (w Trinity Co.) Comment
  UCD98296  Minuartia nuttallii subsp. gregaria A. H. Murphy 1959-7-24 59 U Trinity summit between Bear Creek and toad Lake in Shasta National Forest. 2346 Comment
  CAS-BOT-BC181115  Minuartia nuttallii var. gregaria Freed Hoffman 1949-7-13 2832 Trinity Blue Ridge, a spur ridge of Red Lassic 1524 Comment
  HSC86370  Mitella diversifolia J. P. Smith 1982-6-19 10487 Trinity Along trail past Clems Camp to China Peak 1402 Comment
  RSA49450  Mitella trifida E. K. Balls 1949-7-3 13785 Trinity 0.7 mile above Bear Creek (right fork) above Dedrick. 915 Comment
  HSC32899  Moehringia macrophylla Thomas W. Nelson 1973-5-30 984 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC50918  Moehringia macrophylla G. L. Clifton, Overton 1979-6-3 3739 Trinity Near Mt. Lassic, close to the town of Forest Glenn 1677 Comment
  CAS-BOT-BC215520  Monardella odoratissima Mrs. H. C. Cantelow 1935-6-13 890 Trinity Near Junction City Comment
  RSA66403  Monardella odoratissima subsp. pallida P. A. Munz 1951-7-18 16633 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  JEPS93999  Monardella villosa subsp. villosa Vernon H. Oswald and Lowell Ahart 1998-7-28 9382 Trinity Rattlesnake Rd. along the west side of Post Creek 0.2 mi north of Highway 36, east of Forest Glen. 780 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
  HSC64311  Montia chamissoi J. P. Smith 1973-4-21 6269 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC103256  Montia parvifolia John McRae 2014-5-16 Trinity Six Rivers National Forest, Sims Mtn. Quad, south side of Route 6, south of Big Slide Creek, south side of Grouse Creek. 447 Comment
  UCD101763  Montia parvifolia Joseph M. DiTomaso 1976-6-29 523 Trinity Emerald Lake. 1676 Comment
  HSC92624  Muhlenbergia filiformis Jennifer Whipple 1977-9-9 2298 Trinity Klamath Mountains, Mount Eddy. Near the upper Deadfall Lakes. 2317 Comment
  RSA67345  Muhlenbergia filiformis P. A. Munz 1951-7-22 16820 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  RSA22126  Muhlenbergia minutissima J. T. Howell 1937-7-21 13218 Trinity Big Flat. Comment
  JEPS70786  Myosotis discolor Joseph P. Tracy 1927-5-14 8020 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  HSC77456  Myosurus minimus L. P. Janeway 1983-5-21 302 Trinity Vernal pool E of Burnt Ranch USFS Campground. 396 Comment
  HSC77880  Myriophyllum aquaticum RM Knowles 1974-5-20 74520 .4 Trinity Lake Zenia, about .5 mi. W of Zenia 849 Comment
  HSC78197  Myriophyllum hippuroides Ron Pagan 1973-11-6 731106 .1 Trinity Trinity river, 5 mi. E of Salyer Comment
  UC130694  Narthecium californicum H. M. Hall July, 1909 8681 Trinity Salmon Mts., Swift Creek 1920 Comment
  HSC46943  Narthecium californicum William J. Ferlatte 1977-8-22 1887 Trinity Stuart Fork drainage at Alpine Lake, below outlet of lake 1860 Comment
  RSA211310  Narthecium californicum William J. Ferlatte 1967-8-18 1013 Trinity Landers Lake basin 2134 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
  HSC44778  Navarretia capillaris Thomas W. Nelson, Jane P. Nelson 1977-7-30 3683 Trinity Along logging rd. just N of N Fork of Black Lassic Creek 1463 Comment
  UCD39814  Navarretia divaricata Joseph P. Tracy 1941-8-24 17022 Trinity South Fork flats, near Cold Springs. 1645 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
  HSC39599  Navarretia intertexta Thomas W. Nelson, Jane P. Nelson 1976-7-1 2937 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  HSC74558  Navarretia intertexta M. A. Baker 1980-7-10 2708 Trinity Near Senteney Rock 1554 Comment
  RSA273364  Navarretia intertexta Thomas W. Nelson, James Nelson 1976-6-22 2778 Trinity Growing on meadow below Senteney Rock 1433 Comment
  UC1111636  Navarretia intertexta Lewis S. Rose 1955-6-13 55085 Trinity Hayfork 716 Comment
  OBI11295  Navarretia intertexta Carl B. Wolf 1937-6-20 8929 Trinity North Coast Range, along Mad River, 5-8/10 mi above Eureka-Red Bluff rd on road to Ruth 457 Comment
  HSC71739  Navarretia leptalea M. A. Baker 1980-6-25 2366 Trinity Near Castle Rock 1280 Comment
  HSC69989  Navarretia leptalea Thomas W. Nelson, Jane P. Nelson 1978-6-22 4292 Trinity Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36 1527 Comment
  HSC82156  Navarretia leptalea Thomas W. Nelson, Jane P. Nelson 1979-6-25 4912 Trinity Stuart Gap 1524 Comment
  UC1299518  Navarretia linearifolia subsp. linearifolia Freed W. Hoffman 1949-7-12 3111 Trinity along Lake Mountain-Zenia Road 6.2 mi n Hoaglin Road intersection; North Coast Ranges 1005 Comment
  UC933394  Navarretia linearifolia subsp. pinnatisecta Annie M. Alexander and Louise Kellogg 1948-8-14 5487 Trinity Stuarts Fork of Trinity River Trinity Mountains, Stuarts Fork of Trinity River Comment
  HSC26407  Nemophila heterophylla J. P. Smith, J. O. Sawyer 1973-3-11 5863 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  RSA298346  Nemophila heterophylla J. P. Smith 1973-5-6 6651 Trinity Blanchert Flats near Douglas City. Comment
  HSC51156  Nemophila menziesii G. L. Clifton, Overton 1979-6-4 3975 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  UC1245395  Nemophila menziesii Joseph T. Gregory 1932-6-17 156 Trinity Three Forks Mad River Comment
  UCR138752  Nemophila menziesii M. Brooks, Julie Evens, H. Johnson 1997-3-8 01 Trinity Southfork Rd., 12 mi south of Hwy 299 252 Comment
  JEPS1524  Nemophila parviflora W. L. Jepson 1934-5-6 16665 Trinity South Fork Mt. Comment
  HSC43107  Nemophila parviflora Maralyn O'Meara 1974-5-14 361 Trinity Beside Mad River, 2 mi. N of Dinsmore Comment
  JEPS74445  Nemophila pedunculata W. J. Ferlatte 1967-6-6 503 Trinity Big Flat , Big Flat (Trinity Alps) 1524 Comment
  UCD103012  Noccaea fendleri subsp. californica Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail between Lower and Middle Deadfall lakes. 2230 Comment
  CAS-BOT-BC60605  Noccaea fendleri subsp. glauca Anna Junkens 1915-4-22 s.n. Trinity Weaverville. Comment
  HSC32866  Noccaea fendleri subsp. glauca Thomas W. Nelson, James Nelson 1973-5-28 924 Trinity Black Lassic Area 1799 Comment
  HSC67361  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-5-25 5275 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  HSC91012  Noccaea fendleri subsp. glauca Jennifer Whipple 1977-7-5 1911 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  SEINET3136019  Notholithocarpus densiflorus R. W. Spellenberg 1987-7-16 9202 Trinity Ca 3 mi SE of Burnt Ranch, 1 mi SW of Hwy 299, Spellenberg property 488 Comment
  CHSC114624  Notholithocarpus densiflorus var. echinoides J. Kierstead 1991-5-6 91 -32 Trinity Weaverville Ranger Dist., 1/4 mi. S of Elder Gulth, 1 mi. NW of Coffee Creek Station. Comment
  HSC175  Nuphar polysepala William J. Ferlatte 1966-8-19 456 Trinity Ward Lake 2134 Comment
  CAS-BOT-BC140460  Oemleria cerasiformis Annie M. Alexander; Louise Kellogg 1949-6-26 5710 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area 1706 Comment
  HSC59876  Oemleria cerasiformis J. P. Smith 1975-5-17 8136 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  HSC69794  Oemleria cerasiformis Thomas W. Nelson, Jane P. Nelson 1978-3-25 3830 Trinity Terrace above Canyon Creek at Lower Canyon Creek Meadow 915 Comment
  SEINET10453199  Oenothera hookeri subsp. angustifolia Mary Susan Taylor 1980-7-16 Taylor 3148 Trinity Shasta-Trinity Natl Forest, on E side of Canyon Creek Road, ca. 5 mi N of Junction City on Hwy 299. Comment
  UC722120  Oenothera wolfii C. L. Hitchcock and J. S. Martin 1939-7-10 5343 Trinity ca 10 mi e Douglas City (gravel bank) 914 Comment
  CAS-BOT-BC349939  Onopordum acanthium T. C. Fuller 1960-6-29 s.n. Trinity South bank of Trinity River, N/Hwy 299, just W/Indian Creek Bridge, 1.7 miles E/Douglas City Comment
  UCR37956  Onychium densum P. Williams, B. Kearney, M. Malamus 1984-5-12 16 Trinity Philpot [Cold Springs] Campground 979 Comment
  HSC73420  Orobanche fasciculata Robert Kirkpatrick, Doug Renwick 1981-5-8 53 Trinity About 4 mi. from the top of Hayfork Summit, heading E on Hwy. 3 793 Comment
  SEINET10968896  Orobanche fasciculata var. franciscana Mary Susan Taylor 1980-6-16 Taylor 2887 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
  HSC16676  Orobanche uniflora D. E. Anderson 1963-5-12 2417 Trinity Near Trinity - New River Canyons Comment
  HSC45792  Orobanche uniflora Brad Klipfel 1975-5-3 601 Trinity Gray's Falls, along N side of the Trinity River, S-facing slope Comment
  HSC16679  Orobanche uniflora Hortense Lanphere Aug 1963 Trinity Up Canyon Creek between the waterfall and lake, ca. 6 mi. N of Dedrick Comment
  CAS-BOT-BC500341  Orobanche uniflora subsp. occidentalis Mrs. J. C. Reynolds no date on label s.n. Trinity Carrville 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
  HSC91021  Orthocarpus cuspidatus subsp. copelandii Jennifer Whipple 1976-9-27 1814 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS9401  Orthocarpus imbricatus Joseph P. Tracy Jul 16 1930-Jul 19 1930 9102 Trinity South Fork Mountain; Northern Coast Ranges, South Fork Mountain 1676 Comment
  SBBG68604  Orthocarpus imbricatus H. E. Parks, J. P. Tracy 1941-8-27 11516 Trinity Cold Springs area, South Fork Mtn Comment
  HSC74613  Osmorhiza berteroi M. A. Baker 1980-7-10 2758 Trinity Near Senteney Rock. 191 Comment
  CHSC30155  Osmorhiza chilensis M. S. Taylor 1980-6-12 2851 Trinity On e side of Underwood Mt Rd (5N09), ca. 2.6 mi s of its jct with Trinity Hwy (299) at Burnt Ranch. Comment
  HSC28242  Osmorhiza occidentalis Thomas W. Nelson 1973-7-14 1092 Trinity Beside Deadfall Creek, just west of head of trail to Deadfall Lake Comment
  HSC73434  Osmorhiza occidentalis Gail Newton 1980-7-9 1129 Trinity Near Shanty Creek. 1113 Comment
  SBBG13326  Osmorhiza occidentalis H. and M. Dearing 1939-6-25 3717 Trinity rd to Blake Lookout 1524 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
  HSC39032  Packera greenei J. P. Smith, J. O. Sawyer 1975-6-22 8246 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  HSC63816  Packera greenei M. A. Baker 1979-7-3 986 Trinity 1 mi. NE of Kettenpom Pk. Comment
  HSC392  Panicum capillare William J. Ferlatte 1966-8-16 376 Trinity Big Flat. 1524 Comment
  HSC10457  Panicum capillare var. capillare D. E. Anderson 1963-9-21 2830 Trinity Rd. to Big Lake, site of abandoned mill Comment
  RSA92449  Panicum oligosanthes var. scribnerianum Joseph P. Tracy 1926-5-31 7523 Trinity Near Cedar Flat, on Trinity River 305 Comment
  CHSC70117  Paxistima myrsinites S. Green; R. Jacquet, H. Ross 1997-4-12 23 Trinity Steel Bridge Campground Bureau of Land Management (BLM), 10 mi. east of Weaverville off Hwy 299. Collected next to the road. 518 Comment
  CAS-BOT-BC202879  Paxistima myrsinites H. K. Wagnon 1957-7-28 1655 Trinity Near Goldfield Campground, 1/2 mi. westward from Coffee Cr. Guest Ranch Comment
  UC1026390  Pectocarya pusilla John Thomas Howell 1954-4-26 29168 Trinity 3 mi ne Douglas City Comment
  UC525567  Pectocarya pusilla Joseph P. Tracy 1932-6-17 10180 Trinity North Coast Ranges, Three Forks of Mad River 883 Comment
  HSC82537  Pectocarya pusilla Thomas W. Nelson 1979-5-13 4673 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  HSC351  Pedicularis attollens William J. Ferlatte 1967-8-17 965 Trinity Flat bench on ridge W of head of Bullards Basin 2043 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
  RSA211120  Pedicularis contorta William J. Ferlatte 1967-8-11 909 Trinity Below the ice fields on the north side of Thompson Peak. 2378 Comment
  CHSC97988  Pedicularis densiflora Maya Cavelti 2002-4-13 26 Trinity Found on the path to Hell's Half Acre along the South Fork of the Trinity River. 304 Comment
  HSC28390  Pedicularis densiflora J. P. Smith 1973-4-21 6191 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC42268  Pedicularis densiflora Richard Runyon 1977-5-21 Trinity Scott Mtn. Campground 1646 Comment
  HSC70520  Pedicularis densiflora J. P. Smith 1975-5-17 8137 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  RSA167265  Pedicularis densiflora Joseph P. Tracy 1950-4-20 18633 Trinity Along Van Duzen River, about 3 miles southeast of Kuntz. Comment
  RSA296778  Pedicularis densiflora Clark L. Miller 1979-4-21 2 -87 Trinity Grays Falls Campground. Comment
  SFV18488  Pedicularis densiflora A. M. Deshais 2002-3-31 14 Trinity 0.5 miles off Highway 299 on South Fork Road. 198 Comment
  UCD123311  Pedicularis densiflora Joseph M. DiTomaso 1975-7-7 108 Trinity Triniity Alps, 30 yards from Parker Creek on trail to Deer Flat. 1554 Comment
  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
  UC62507  Pellaea brachyptera Marshall A. Howe 1896-6-10 Trinity near Hay Fork Comment
  UC722492  Pellaea brachyptera C. L. Hitchcock and J. S. Martin 1939-7-12 5350 Trinity 6 mi n Dedrick (on Canyon Creek Trail); Salmon-Trinity Alps Comment
  UC169017  Penstemon anguineus Mrs. M. H. Manning Aug 1899 Trinity Trinity Summit Comment
  RSA258870  Penstemon anguineus Thomas W. Nelson 1973-7-10 1038 Trinity Along Mule Ridge south-east of Red Lassic. Comment
  SDSU10916  Penstemon anguineus D. F. Howe 1977-6-30 4966 Trinity East Weaver Creek. 792 Comment
  NY571153  Penstemon azureus var. azureus T. W. Nelson 1979-5-26 4729 Trinity Bonanza King Quad. Moist field along State Route 3 at south end of Eagle Creek Loop. Comment
  HSC26639  Penstemon deustus William J. Ferlatte 1969-6-26 1187 Trinity Packers Peak 1982 Comment
  HSC27848  Penstemon deustus R. W. Spjut 1973-5-29 3404 Trinity Trinity River Canyon along Hwy. 299 from Big Flat to Junction City 0 Comment
  UCD124089  Penstemon deustus Joseph M. DiTomaso 1975-7-1 85 Trinity Trinity Alps; Emerald Lake. 1706 Comment
  UCD124090  Penstemon deustus Joseph M. DiTomaso 1976-7-29 516 Trinity Trinity Alps; Stuarts Fork Trail below Emerald Lake. 1554 Comment
  JEPS128106  Penstemon deustus var. suffrutescens Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-14 2017 -033 Trinity Yolla Bolly Wilderness; Black Rock Lake. Comment
  CHSC110813  Penstemon filiformis Dean Wm. Taylor; Lusetta Nelson, Aaron Sims 2013-5-9 21363 Trinity Klamath Ranges. Highway 3,0.4 miles North of the Stuart Fork bridge over Clair Engle Reservoir. 762 Comment
  SEINET10548009  Penstemon filiformis Mary Susan Taylor 1980-7-22 Taylor 3162 A Trinity T38N R7W sw sec 10, Bonanza King quad. Shasta-Trinity Natl Forest, on W side of Hwy 135, ca. 0.5 mi N of Eagle Creek Camp, in vernal meadow. 823 Comment
  NY601750  Penstemon heterophyllus var. purdyi C. B. Wolf 1937-6-20 8932 Trinity North Coast Range, along Mad River, 5.8 miles above Eureka - Red Bluff Road on road to Ruth. 457.2 Comment
  UCR45356  Penstemon laetus subsp. leptosepalus Michelle A. Strull 1985-6-28 41 Trinity 1/4 mi east of FS Road 33N52 on the Bear Creek Trail 1677 Comment
  SEINET10964585  Penstemon laetus subsp. sagittatus Mary Susan Taylor 1980-7-1 Taylor 3020 Trinity T36N R8W ne sec 13, Shell Mt quad. Shasta-Trinity Natl Forest; on road embankment, N side of Swift Creek Rd, ca. 0.9 mi W of Trinity Center, at loop in road at North Fork Swift Creek. 823 Comment
  RSA211395  Penstemon newberryi William J. Ferlatte 1966-8-24 478 Trinity Boulder Creek Basin, tributary to Canyon Creek 1706 Comment
  UCR5100  Penstemon newberryi Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  HSC34094  Penstemon newberryi subsp. berryi M. G. Schmidt 1975-7-10 14 Trinity Hayfork area Comment
  HSC46800  Penstemon newberryi subsp. berryi William J. Ferlatte 1977-6-19 1886 Trinity Canyon of Coffee Creek, 0.2 mi. W of Chinkhollow Creek on S side of road 1020 Comment
  NY627422  Penstemon newberryi var. berryi C. L. Hitchcock 1939-7-11 5411 Trinity Lower Canyon Creek Lake, 10 miles west of Dedrick, Salmon-Trinity Alps 1889.8 Comment
  UC184635  Penstemon newberryi var. berryi Harry S. Yates 1914-7-20 542 Trinity head of Rush Creek Comment
  CAS-BOT-BC245669  Penstemon newberryi var. newberryi P. A. Munz 1951-7-21 16760 Trinity Fisher Ridge, at head of Patty John Basin, North Yolla Bolly Mts. 2164 Comment
  HSC81641  Penstemon parvulus Thomas W. Nelson, Jane P. Nelson 1980-7-17 6110 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  HSC82504  Penstemon parvulus Thomas W. Nelson, Jane P. Nelson 1979-6-14 4761 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  SDSU10978  Penstemon parvulus D. F. Howe 1977-6-30 4972 Trinity Weaver Bally Rd. 1676 Comment
  UC722729  Penstemon parvulus C. L. Hitchcock and J. S. Martin 1939-7-12 5351 Trinity 6 mi n Dedrick (on Canyon Creek trail); Salmon-Trinity Alps Comment
  UC1238925  Penstemon parvulus Freed W. Hoffman 1948-7-14 2646 Trinity 3 mi w of summit on Castella-Trinity River road 16.6 mi w Castella; North Coast Ranges, Castella-Trinity River Road 1630 Comment
  NY638935  Penstemon procerus var. brachyanthus A. M. Alexander 1948-8-10 5467 Trinity Upper Canyon Creek Lake 1767.8 Comment
  UC964782  Penstemon procerus var. brachyanthus Annie M. Alexander and Louise Kellogg 1948-8-10 5467 Trinity slopes lower end Upper Canyon Creek Lake; Trinity Mountains, Upper Canyon Creek Lake 1767 Comment
  HSC42467  Penstemon purpusii Robert M. Specht 1977-6-30 1122 Trinity N-S running ridge with steep W slope 1631 Comment
  HSC91116  Penstemon roezlii Jennifer Whipple 1976-7-23 1496 Trinity S facing slopes N of Deadfall Creek. 2195 Comment
  HSC30252  Penstemon roezlii William J. Ferlatte 1973-7-29 1474 Trinity Landers Lake Basin, swale at N side of lake 2165 Comment
  CAS-BOT-BC6565  Penstemon tracyi Joseph Prince Tracy 1935-8-5 14567 Trinity Devil's Canyon Mts. at head of White's Creek 2133 Comment
  HSC30240  Penstemon tracyi William J. Ferlatte 1969-6-26 1186 Trinity Packers Peak 1982 Comment
  JEPS28964  Penstemon tracyi Joseph T. Gregory 1935-8-8 991 Trinity at head of White's Creek, rocks near summit, north slope Devil's Canyon Mts. White's Creek; Devil's Canyon Mts., White's Creek 2255 Comment
  HSC1089  Pentagramma triangularis W. R. Supernaugh, Jr. 1964-11-28 6 Trinity 3 mi. E of Burnt Ranch on Hwy. 299 366 Comment
  SEINET13944947 Image available Perideridia bolanderi W. J. Ferlatte, B. D. Rogers 1966-1 2040 Trinity 3 mi N of Junction City, alt. 1900 ft. T34N R11W SEC 24. 579 Comment
  SEINET13944952 Image available Perideridia bolanderi L. Constance, T. I. Chuang 1967-1 3796 Trinity Preacher Meadow turnoff 2 mi S of Trinity Center, alt. 3200 ft 975 Comment
  RSA789828  Perideridia gairdneri subsp. gairdneri Rebecca Wenk 2005-7-18 296 Trinity Scott Mountains: border between Trinity and Siskiyou Counties. Growing along Pacific Crest Trail, 1 mi east of Hwy 3. 1900 Comment
  HSC70061  Perideridia oregana Thomas W. Nelson, Jane P. Nelson 1978-6-23 4363 Trinity Along road to Hell to Find Lake. Comment
  UCR80293  Perideridia oregana Thomas W. Nelson, J. Nelson 1976-7-28 3055 Trinity The Lassics, meadow along 5E27 just north of 1S07 1555 Comment
  CHSC30331  Phacelia corymbosa M. S. Taylor; T. Nelson 1980-8-21 3297 Trinity Serpentine ridge, s side of 29N50, ca. 2.4 mi sw of Mud Springs jct. 1676 Comment
  HSC68789  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-19 5650 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge along Forest Servcie Rd. 29N62, 1.3 mi. W of junction with FS Rd. 29N58 1220 Comment
  HSC74980  Phacelia corymbosa J. P. Smith, Thomas W. Nelson 1979-6-25 10208 Trinity Shasta-Trinity National Forest. Blue Point on Blue Point Ridge. 1372 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
  RSA0003827  Phacelia dalesiana Alice Eastwood, J. T. Howell 1937-6-25 5014 Trinity Summit of Scott Mountains, north of Carrville. Comment
  HSC34680  Phacelia egena R. M. Sullivan 1975-5-17 63 Trinity SE facing slope on the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  HSC34893  Phacelia egena Thomas W. Nelson 1975-5-17 1830 Trinity Beside Hwy 299, just W of Oregon Mountain Summit Comment
  HSC71119  Phacelia egena Gail Newton 1980-7-3 995 Trinity Near Horsehead Mtn. 1753 Comment
  HSC70297  Phacelia heterophylla M. A. Baker 1980-5-23 1423 Trinity Near Tierney Canyon 975 Comment
  HSC22794  Phacelia heterophylla subsp. virgata D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5287 Trinity Above Van Duzen River Comment
  HSC72843  Phacelia heterophylla subsp. virgata Gail Newton 1980-7-1 855 Trinity Near Hayden Roughs 1219 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
  HSC74267  Phacelia imbricata M. A. Baker 1980-5-25 1514 Trinity Near Shannon Butte 701 Comment
  UC35548  Phacelia linearis W. C. Blasdale 1896-6-10 Trinity Hay Fork Comment
  JEPS1164  Phacelia mutabilis W. L. Jepson 1897-7-25 21061 Trinity South Yallo Balley; se Trinity Co.; [=modern Solomon Peak, see FB 1_107] Comment
  RSA67666  Phacelia mutabilis P. A. Munz 1951-7-18 16648 Trinity Ridge from Stuart Gap to North Yolla Bolly Mountains. 1738 Comment
  UCD120627  Phacelia mutabilis Joseph M. DiTomaso 1975-7-16 138 Trinity On switchbanks below Little Stonewall Pass and above Van Matre Meadows. 2133 Comment
  HSC44812  Phacelia pringlei Barbara Kelly 1978-6-24 599 Trinity Road to Grouse Creek from Scott Mtn. Summit, 0.25 mi. E of Hwy 3 1677 Comment
  HSC81553  Phacelia pringlei Thomas W. Nelson, Jane P. Nelson 1980-7-17 6097 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  SEINET5506861  Phacelia pringlei L. Constance, H. L. Mason 1950-7-15 3358 Trinity West shoulder of Scott Mountain, above road summit 1829 Comment
  CAS-BOT-BC177813  Phacelia procera Eugene Carter 1975-6-29 1024 Trinity North Fork Trinity River. Opposite Hobo Gulch 868 Comment
  UC922465  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1949-7-13 5798 Trinity trail to Bear Lake Union Creek, South branch of Coffee Creek (nw of Trinity Center) 1828 Comment
  UCD88532  Phalaris arundinacea E. F. Smyth 1952-6-1 s.n. Trinity Trinity County. Comment
  CAS-BOT-BC77438  Philadelphus lewisii Eugene Carter 1971-7-3 266 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville); 0.1 mi. north of Keystone Flat 914 Comment
  UC1561277  Philadelphus lewisii Barbara Ertter with Thomas J. Delendick 1987-5-16 6955 Trinity Hwy 299 w Weaverville (edge of river on s side of hwy, ca 33 mi e of Berry Summit); Trinity River Comment
  RSA0057389  Philadelphus lewisii E. R. Johnson 1930-10-11 1595 Trinity Canyon Creek at Dedrick. 762 Comment
  UC1728643  Philadelphus lewisii Richard Olmstead 1986-6-20 889 Trinity Van Duzen River Bridge Camp Comment
  HSC40479  Phlox diffusa J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2623 Trinity Slopes to top of Silago Peak 2470 Comment
  UCD118402  Phlox diffusa Joseph M. DiTomaso 1975-6-24 43 Trinity Below Gibson Meadows on Granite Creek Trail. 1767 Comment
  HSC103523  Phlox speciosa Thomas W. Nelson, Jane Nelson 1981-5-23 6485 Trinity Shasta-Trinity National Forest; along Forest Service Rd. 38N24, ~ .25 mi. W of bridge over Mumbo Creek 1189 Comment
  HSC41983  Phlox speciosa subsp. nitida Tom Duebendorfer 1977-5-21 29 Trinity Eagle Creek Campground 851 Comment
  UC184625  Phlox speciosa subsp. nitida Harry S. Yates 1914-5-18 307 Trinity n of Weaverville Comment
  CHSC114564  Phlox speciosa subsp. occidentalis Sue Pappalardo 1993-6-2 395 Trinity Shasta-Trinity National Forest. Hayfork Ranger District; Butter Creek. 2N18 road at junction with 18 c road. 1200 Comment
  JEPS79946  Phyllodoce empetriformis Joseph P. Tracy 1935-8-7 14598 Trinity Devil's Canyon Mountains, at head of White's Creek White's Creek; Devil's Canyon Mountains, White's Creek 2072 Comment
  CAS-BOT-BC60781  Physaria occidentalis P. A. Munz 1951-7-20 16714 Trinity North Yolla Bolly Mountains. Fisher Ridge east of Black Rock. 2194 Comment
  SJSU8068  Picea breweriana G. D. McCrea 1968-9-9 Trinity N shore of Grizzly Lake, Grizzly Creek. drainage of North Fork Trinity River, Trinity Alps Wilderness Area 2164 Comment
  UC1423429  Picea breweriana Richard McP. Brown 1974-7-21 Trinity beside river immediately below dam spillway Emerald Lake; Trinity Alps, Emerald Lake Comment
  CAS-BOT-BC73449  Pinus L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs. Comment
  HSC56768  Pinus jeffreyi G. L. Clifton, Butler 1979-7-18 8486 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  UCD134799  Pinus monticola Joseph M. DiTomaso 1975-9-4 316 Trinity Trinity Alps, Granite Lake north of Coffee Creek. 1965 Comment
  CAS-BOT-BC72827  Pinus ponderosa Thomas Nelson; Jane Nelson 1976-2-7 2259 Trinity Pigeon Point Comment
  HSC28776  Pinus ponderosa J. P. Smith 1973-4-21 6215 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC34161  Pinus ponderosa Pamela Bruce 1975-5-16 24 Trinity Humboldt Meridian. Trails above the Trinity River at Grays Fall Campground. 310 Comment
  UCD138997  Piperia unalascensis Joseph P. Tracy 1947-6-27 17724 Trinity South Fork Mountain. North of Crossing of Trinity Highway. 1524 Comment
  JEPS100212  Plagiobothrys stipitatus var. micranthus Dean W. Taylor 2002-6-10 18113 Trinity Highway 3 about 5 miles S of Trinty Center, near the junction of a logging road, west of the highway 822 Comment
  HSC40865  Plagiobothrys tenellus J. O. Sawyer 1974-4-27 2576 Trinity Along Big French Creek Trail about 1 mi. N of Cherry Flat 610 Comment
  UCD124579  Plantago lanceolata Joseph M. DiTomaso 1975-7-14 127 Trinity Trinity Alps. Bowerman Meadows. 1706 Comment
  HSC36788  Platanthera dilatata var. leucostachys Thomas W. Nelson, James Nelson, Jane P. Nelson 1975-7-20 2054 Trinity Along Rd. 2S08 to Pine Mtn. Comment
  HSC27084  Platanthera dilatata var. leucostachys Thomas W. Nelson 1973-7-14 1080 Trinity Beside Deadfall Creek, at the head of the trail to Deadfall Lake Comment
  SEINET10470059  Platanthera dilatata var. leucostachys Mary Susan Taylor 1980-1 Trinity Comment
  HSC482  Platanthera sparsiflora William J. Ferlatte 1967-8-8 848 Trinity Upper Canyon Creek Meadow 1524 Comment
  HSC70190  Platanthera sparsiflora Thomas W. Nelson, Jane P. Nelson 1978-6-23 4328 Trinity Along FS Rd. 30, 1 mi. S of junction with SR 36 Comment
  CAS-BOT-BC92141  Platystemon californicus Mrs. H. C. Cantelow 1939-6-5 4085 Trinity Road to Ruth. Comment
  HSC23645  Platystemon californicus J. O. Sawyer 2508 Trinity Above the New River at its junction with the Trinity River 244 Comment
  HSC26773  Plectritis macrocera J. P. Smith, J. O. Sawyer 1973-3-11 5858 Trinity Trail along the Trinity River and New River beginning at Grays Falls. Comment
  UCR139077  Plectritis macrocera E. Brower, S. Marubayashi, E. Perry 1997-3-8 008 Trinity 'Hell's Half Acre;' 12 mi south of Hwy 299 on South Fork Road (USFS 5N03); 1 mi from trailhead 6E23 488 Comment
  UCD117749  Pleuricospora fimbriolata G. Ledyard Stebbins Jr. 1964-6-14 6167 Trinity State Highway 36, between Forest Glen and Mad River. 914 Comment
  UC2046574  Poa William J. Ferlatte 1974-8-15 1618 Trinity rocky slope above north end of Summit Lake Comment
  HSC65434  Poa annua J. P. Smith 1973-4-21 6304 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  UC1145109  Poa bolanderi Joseph P. Tracy 1946-6-16 17578 Trinity n of crossing of Trinity Hwy South Fork Mt 1371 Comment
  HSC27499  Poa bulbosa J. P. Smith 1973-4-7 5954 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
  HSC49256  Poa bulbosa J. P. Smith, Thomas W. Nelson, J. O. Sawyer 1978-5-6 9799 Trinity Shasta - Trinity National Forest, Philpot Campground on Plummer Creek Rd. 823 Comment
  UCD90675  Poa bulbosa J. Hardison 1989-6-3 144 Trinity approx. 17 miles west of Redding, on Hwy. 299. 609 Comment
  HSC102668  Poa compressa J. P. Smith 2009-6-1 12626 Trinity At Leersia pond. Comment
  JEPS123166  Poa secunda subsp. juncifolia D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 140 Trinity Scorpion Lake Comment
  UC1145150  Poa secunda subsp. juncifolia Joseph P. Tracy 1946-6-16 17579 Trinity at Miller Spring South Fork Mt (n of crossing of Trinity Hwy) 1371 Comment
  CAS-BOT-BC243280  Poa secunda subsp. secunda John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53470 Trinity Rattlesnake Road 0.73 to 1.5 miles SW of Peanut 853 Comment
  HSC30205  Poa secunda subsp. secunda William J. Ferlatte 1968-6-9 1146 Trinity Packers Peak. 2134 Comment
  HSC72527  Poa secunda subsp. secunda M. A. Baker 1980-7-2 2604 Trinity Near Swim Ridge. 1341 Comment
  HSC73509  Poa secunda subsp. secunda Gail Newton 1980-7-13 1406 Trinity Near Red Rock. 1509 Comment
  UC552667  Poa secunda subsp. secunda Joseph P. Tracy 1935-8-3 14467 Trinity Mary Blaine Mt 1950 Comment
  CHSC35687  Poa wheeleri Jacqueline Greenleaf 1980-5-22 81 Trinity Near Double Gate Ridge. 310 Comment
  UC2046566  Poaceae William J. Ferlatte 1976-9-21 1841 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope Comment
  HSC78294  Polemonium pulcherrimum John S. Palmer 1975-7-23 398 Trinity Bear Lakes Area, ridgetop SE of Log Lake 2000 Comment
  CAS-BOT-BC231308  Polemonium pulcherrimum Milo S. Baker 1926-8-8 238 -'26 Trinity Near top of Granite Peak Comment
  SEINET10493885  Polygala cornuta Mary Susan Taylor 1980-7-22 Taylor 3160 A Trinity Shasta-Trinity Natl Forest, open dry stony flat on W side of Trinity River, just N of Eagle Creek Camp on Hwy 135. 853 Comment
  CAS-BOT-BC170349  Polygala cornuta var. cornuta Eugene Carter 1971-8-10 325 Trinity Along Backbone Creek Trail 1/2 mi. east of Keystone Flat. North Fork Trinity River, Hobo Gulcth Camp and vicinity, 18 mi. NW of Weaverville. 944 Comment
  CAS-BOT-BC170352  Polygala cornuta var. cornuta Volney Rattan 1883-1-1 s.n. Trinity Trinity Riv. Comment
  CAS-BOT-BC170353  Polygala cornuta var. cornuta Annie M. Alexander; Louise Kellogg 1948-8-3 5389 Trinity Near east side of creek, Canyon Creek, Dedrick - Trinity Mountains 762 Comment
  CAS-BOT-BC170355  Polygala cornuta var. cornuta Milo S. Baker 1926-8-1 157 -26 Trinity Near sawmill - Trinity Alps Camp Comment
  CAS-BOT-BC170360  Polygala cornuta var. cornuta Mrs. H. C. Cantelow 1936-8-26 1682 Trinity S. end of Scott Mt. Grade Comment
  CAS-BOT-BC414188  Polygonum aviculare subsp. depressum P. A. Munz 1951-7-19 16699 Trinity 1 mi. n.w. of Stuart Gap, north base of North Yolla Bolly Mts. 1402 Comment
  CAS-BOT-BC414320  Polygonum aviculare subsp. neglectum L. B. Kildale 1930-10-5 10447 Trinity Van Duzen River near Cobbs Comment
  CAS-BOT-BC414611  Polygonum douglasii John Thomas Howell 1936-8-26 12829 Trinity Scott Mts. 13.5 miles n. of Carrville Comment
  HSC72658  Polygonum douglasii Gail Newton 1980-6-26 642 Trinity Near Underwood Creek. 451 Comment
  HSC76179  Polygonum douglasii G. L. Clifton, Butler 1979-7-18 8807 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  UC672958  Polygonum douglasii subsp. douglasii Joseph P. Tracy 1935-8-7 14635 B Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  JEPS97195  Polygonum polygaloides subsp. kelloggii Julie Kierstead Nelson 1995-7-22 95017 b Trinity ca. 8 mi SW of Castella (Tamarack Lake, E side); Shasta-Trinity National Forests, Mt. Shasta Ranger District 1798 Comment
  CAS-BOT-BC419916  Polygonum polygaloides subsp. kelloggii F. Almeda 1993-7-29 7322 Trinity About 15 miles W of Coffee Creek and about 1 mile N of Mt. Meadow Ranch off of Coffee Creek Rd. 1554 Comment
  RSA41928  Polygonum sawatchense H. C. Cantelow 1936-8-24 s.n. Trinity Summit of Scott Mt. 1631 Comment
  UCD100682  Polygonum spergulariiforme Dean W. Taylor; Kathleen A. Teare 1979-9-13 7709 Trinity Smoky Creek headwaters, ca. 8 miles SE of Forest Glen. 1158 Comment
  HSC71200  Polygonum spergulariiforme Thomas W. Nelson, Jane P. Nelson 1978-8-12 4551 Trinity Along S.R. 3, 2.5 mi. E of junction with S.R. 299 Comment
  POM254331  Polygonum spergulariiforme S. K. Harris, C. Ludwig 1939-9-4 942 Trinity Dry ground along the Van Duzen River 3 miles below Hettenshaw Valley 900 Comment
  UC191140  Polypogon monspeliensis Harry S. Yates 1914-6-14 424 Trinity Rush Creek 609 Comment
  HSC73614  Polystichum imbricans subsp. curtum Gail Newton 1980-7-10 1257 Trinity Near Senteney Rock 1463 Comment
  UCD39994  Polystichum imbricans subsp. curtum Rodney Gale Myatt 1971-9-21 1214 Trinity About 1 mi. west of the town of Willow Creek. 426 Comment
  CAS-BOT-BC76746  Polystichum imbricans subsp. imbricans Mrs. H. C. Cantelow 1935-6-11 940 Trinity Scenic trail on Trinity Alps Resort Comment
  CAS-BOT-BC76750  Polystichum imbricans subsp. imbricans Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  CHSC79940  Polystichum imbricans subsp. imbricans L. P. Janeway; B. Castro 1996-7-7 5039 Trinity Klammath Ranges. 1.7 mi north-northwest of Trinity Mountain; along Van Ness Creek Road 2.4 mi northwest of County-line Road. 870 Comment
  SEINET3874154 Image available Polystichum mohrioides J. P. Smith, J. O. Sawyer 1975-6-23 8337 Trinity Near top of Bully Choop.; 0 2103 Comment
  HSC54100  Polystichum munitum Gilbert Muth 1979-7-17 8204 Trinity Near Cedar Gap, close to the town of Mad River 1372 Comment
  HSC76297  Polystichum munitum Alerie Gizinski 1981-7-30 235 Trinity Near Goat Hill. 1433 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
  HSC55484  Populus trichocarpa Gilbert Muth 1979-7-17 8308 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC69805  Populus trichocarpa Thomas W. Nelson, Jane Nelson 1978-3-25 3817 Trinity Along Indian Creek near junction with Trinity River 488 Comment
  HSC65  Potentilla flabellifolia William J. Ferlatte 1966-8-24 480 Trinity Boulder Creek Basin, tributary to Canyon Creek, upper end of basin 1707 Comment
  SEINET10483096  Potentilla glandulosa var. nevadensis Mary Susan Taylor 1980-6-16 Taylor 2898 Trinity T29N R11W sw sec 28. Dubakella Mt quad. Shasta-Trinity Natl Forest; Hell-to-Find Lake, at end of 29N35, ca. 3 mi W of Hwy 30, and 4 mi S of Hwy 36, just off Rd 29N34, ca. 4 mi due SW of Wildwood. 1433 Comment
  CAS-BOT-BC64624  Primula suffrutescens C. L. Hitchcock; J. S. Martin 1939-7-11 5397 Trinity W. wall of Canyon Creek, 11 mi. n. of Dedrick in Trinity Alps. 2438 Comment
  HSC82630  Prosartes hookeri Thomas W. Nelson 1979-5-13 4648 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  HSC54084  Prosartes smithii Walter Overton 1979-7-17 8152 Trinity Near Horse Ridge, close to the town of Mad River 1356 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
  HSC56798  Prunella vulgaris subsp. lanceolata Gilbert Muth 1979-7-18 8559 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC64973  Prunella vulgaris subsp. lanceolata D. L. Goforth 1979-7-21 295 Trinity Trinity Alps Wild Area, Upper Union Creek 1890 Comment
  RSA226609  Prunella vulgaris subsp. lanceolata D. E. Anderson, Donald O. Santana, J. Lackey 1971-7-15 5281 Trinity open clearing on 1S07, 0.8 mile W of its jct with 1S11 2 Comment
  RSA50060  Prunus emarginata E. K. Balls 1949-7-1 s.n. Trinity Above Canyon Creek Meadow, trail to lakes. 1402 Comment
  UC466758  Prunus emarginata Annie M. Alexander and Louise Kellogg 1911-7-21 268 Trinity Head of Grizzly Creek Grizzly Creek 1828 Comment
  CAS-BOT-BC154683  Prunus subcordata G. R. Kleeberger 1880-8-1 s.n. Trinity unspecified Comment
  CAS-BOT-BC154685  Prunus subcordata Elmer I. Applegate 1932-4-14 7053 Trinity Weaverville Comment
  HSC27137  Prunus subcordata J. P. Smith, J. O. Sawyer 1972-4-30 5230 Trinity 1.8 mi. from the jct. with SR 299 on Hennessey Rd. Comment
  HSC60165  Prunus subcordata J. P. Smith, J. O. Sawyer 1975-6-22 8232 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  HSC73610  Prunus subcordata Gail Newton 1980-7-10 1223 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC158601  Prunus virginiana var. demissa Eugene Carter 1971-9-24 341 Trinity 1/4 mi. up Grizzly Creek Trail, at Pegleg Flat, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1066 Comment
  CAS-BOT-BC159460  Prunus virginiana var. demissa Annie M. Alexander; Louise Kellogg 1948-8-22 5533 Trinity Morris Meadow, upper east side of meadow, Stuart Fork of Trinity River - Trinity Mountains 1280 Comment
  UC922622  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1948-8-22 5533 Trinity at upper e side of Morris Meadow, Trinity Mountains Stuart Fork Trinity River; Trinity Mountains, , Morris Meadow 1280 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
  CAS-BOT-BC357415  Pseudognaphalium microcephalum H. E. Parks; J. P. Tracy 1941-8-27 11531 Trinity North Coast Ranges. Near McKay Camp, South Fork Mountain Comment
  UC1146690  Pseudoroegneria spicata subsp. spicata Freed W. Hoffman 1949-7-10 3102 Trinity 5.6 mi s of take-off of Hoaglin Road (Haman Ridge, Covelo-Zenia Road); North Coast Ranges, Haman Ridge, Covelo-Zenia Road Comment
  HSC54178  Pseudotsuga menziesii var. menziesii G. L. Clifton, Butler 1979-7-18 8430 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC71116  Pseudotsuga menziesii var. menziesii M. A. Baker 1980-5-23 1404 Trinity Near Tierney Canyon 975 Comment
  UC275505  Pseudotsuga menziesii var. menziesii Joseph P. Tracy 1923-6-28 6424 Trinity near Cedar Flat Bridge Trinity River; Northern Coast Ranges 304 Comment
  HSC39114  Psilocarphus tenellus A. Montalvo 1975-5-17 249 Trinity Humboldt Meridian, along State Route 299 at the Hyden Flat Campground. 390 Comment
  JEPS128098  Pteridium aquilinum var. pubescens Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -024 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  HSC92545  Pteridium aquilinum var. pubescens Jennifer Whipple 1977-7-22 2069 Trinity W and SW facing slope above Deadfall Creek 2195 Comment
  HSC104281  Pterospora andromedea Samantha E. Andres 2016-8-14 22 Trinity Trinity Alps Wilderness; ~3 mi. up Stoney Ridge Trail from the parking lot 1921 Comment
  UCD113277  Purshia tridentata W. C. Overton Jr. 1977-7-9 s.n. Trinity From Big Flat (on divide between Coffee Creek and South Fork of Salmon River) to lookout on Packers Peak, Shasta National Forest. 2121 Comment
  JEPS95084  Pycnanthemum californicum Vernon Oswald and Lowell Ahart 1997-7-17 8754 Trinity 8.7 mi s of Highway 36 (Forest Route 29 at the West Fork Smoky Creek); West Fork Smoky Creek 1213 Comment
  RSA0082803  Pyrola aphylla H. M. Pollard 1953-8-22 s.n. Trinity Scenic Trail above Trinity Alps Resort. 1372 Comment
  CAS-BOT-BC465512  Pyrola asarifolia P. A. Munz 1951-7-22 16834 Trinity North Yolla Bolly Mts., Patty John Basic 1981 Comment
  CAS-BOT-BC465513  Pyrola asarifolia Annie Alexander; Louise Kellogg 1948-8-6 5418 Trinity Trinity Mountains: Canyon Creek (tributary of Trinity River) 1676 Comment
  UC933400  Pyrola asarifolia Annie M. Alexander and Louise Kellogg 1948-8-23 5540 Trinity west side of Morris Meadows, Stuart Fork 1280 Comment
  SEINET10449209  Pyrola californica Mary Susan Taylor 1980-7-15 Taylor 3132 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
  HSC95830  Pyrola dentata Juha Pykala, D. H. Norris 1987-6-15 1783 Trinity 3 mi. W of Wildwood, by Hwy. 36 1250 Comment
  SEINET8207423  Pyrola dentata Fred W. Hoffman 1948-7-6 2404 Trinity Boulder Creek trail from Goldfield Ranger Station south ca. 2 miles, Coffee Creek, disintegrated granite. Comment
Read comments May 8 2018
  UC154191  Pyrola picta Mrs. M. H. Manning 1901-1 98 Trinity at Trinity Summit Comment
  UC184667  Quercus X morehus Harry S. Yates 1914-5-26 370 Trinity Browns Creek Comment
  CAS-BOT-BC68519  Quercus chrysolepis L. B. Kildale 1930-10-19 10274 Trinity Trinity River at Betty May Mine Comment
  HSC35182  Quercus chrysolepis R. M. Sullivan 1975-5-17 84 Trinity SE facing slope of the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  HSC42358  Quercus chrysolepis Ed Cope 1977-7-17 82 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC54137  Quercus chrysolepis Gilbert Muth 1979-7-17 8310 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC59271  Quercus chrysolepis Kenneth Clark 1979-4-12 253 Trinity Blanchert Flats near Douglas City, E Deer Lick Springs Rd. 0.5 mi. from fork 610 Comment
  UCD169992  Quercus durata var. durata Louis C. Wheeler 1959-7-29 7615 Trinity Philpot Creek: ca. 2 miles SW Peanut. 915 Comment
  HSC40778  Quercus garryana Thomas W. Nelson, James Nelson 1976-6-22 2805 Trinity Below Senteney Rock 1494 Comment
  HSC8238  Quercus garryana Doris K. Kildale 1926-9-7 2630 Trinity Slope at head of Red Lassic Creek, Near Goat Camp 1662 Comment
Read comments Jan 24 2013
  UC667986  Quercus garryana var. breweri Joseph P. Tracy 1935-8-2 14438 Trinity Potato Mt., headwaters of New River New River 1828 Comment
  CDA11065  Quercus garryana var. garryana G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11455 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  HSC54181  Quercus kelloggii G. L. Clifton, Butler 1979-7-18 8440 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC78843  Quercus kelloggii John S. Palmer 1973-9-7 209 Trinity Bear Lakes area along trail to Big Bear Lake 1220 Comment
  LA205307  Quercus kelloggii Carl Epling; September 1932 sn Trinity Comment
  UCD47251  Quercus sadleriana Joseph M. DiTomaso 1976-7-20 644 Trinity Sugar Pine Lake Trail. 1737 Comment
  CAS-BOT-BC104647  Quercus vacciniifolia E. R. Johnson 1930-10-13 1580 Trinity Hillsides above Canyon Creek Meadows 1676 Comment
  CAS-BOT-BC104648  Quercus vacciniifolia E. R. Johnson 1930-10-13 1580 Trinity Hillsides above Canyon Creek Meadows 1676 Comment
  HSC44745  Quercus vacciniifolia Maralyn O'Meara 1971-10-17 24 Trinity Canyon Creek Comment
  HSC532  Quercus vacciniifolia William J. Ferlatte 1966-8-23 458 Trinity Boulder Creek basin, tributary to Canyon Creek 1555 Comment
  HSC67391  Quercus vacciniifolia Thomas W. Nelson 1980-5-30 5369 Trinity Along Rd 4N09, 1.9 miles from junction with road 60 (Underwood Mountain Rd) 1128 Comment
  OBI33236  Quercus vacciniifolia David J. Keil 1983-7-3 17371 Trinity 1.5 mi S of Scott Mtn Pass along SR 3 1524 Comment
  RSA1411  Quercus vacciniifolia E. R. Johnson 1930-10-13 1580 Trinity Above Canyon Creek meadows. 1677 Comment
  UCR37561  Quercus vacciniifolia K. B. Barrows, L. Cole, S. A. Haultain, C. G. Phillips 1984-5-26 Trinity 14.2 mi north of Eagle Creek Campground on SR3 1646 Comment
  RSA472468  Raillardiopsis scabrida Thomas W. Nelson 1977-8-6 3707 Trinity N slope of Black Lassic. 1677 Comment
  RSA0031348  Ranunculus alismifolius var. alismellus Jennifer Whipple 1976-6-16 1008 Trinity [The Eddys, Shasta-Trinity National Forest] 2347 Comment
  UC130717  Ranunculus alismifolius var. alismifolius H. M. Hall July 1909 8617 Trinity above Union Lake; Salmon Mountains Comment
  SEINET200320  Ranunculus occidentalis var. eisenii J. P. Tracy 1923-6-30 6484 Trinity Post Creek Mtn head of Rattlesnake Creek 1067 Comment
  HSC18158  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-30 1755 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  HSC23558  Ranunculus occidentalis var. occidentalis J. O. Sawyer 1970-4-18 2496 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC40651  Ranunculus occidentalis var. occidentalis J. P. Smith 1973-5-6 6598 Trinity Blanchert Flats near Douglas City Comment
  HSC68786  Ranunculus occidentalis var. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-6-19 5645 Trinity Along Rd. 29N58, Rattlesnake Ridge, at junction with Rd. 29N67 1341 Comment
  UCD97045  Ranunculus orthorhynchus Joseph M. DiTomaso 1976-7-6 550 Trinity Trinity Alps. Parker Meadows on Swift Creek Trail. 1615 Comment
  JEPS74463  Ranunculus orthorhynchus var. orthorhynchus W. J. Ferlatte 1967-6-26 522 Trinity Big Flat Trinity Alps 1524 Comment
  POM188485  Ranunculus uncinatus var. parviflorus Marcus E. Jones 1931-7-15 28899 Trinity Willow Creek near Weaverville Comment
  JEPS48697  Rhamnus californica Hilda W. Grinnell 1932-7-15 25 Trinity junction Norgaar Ranch road with South Fork Mt. Road 1524 Comment
  UCD23622  Rhamnus ilicifolia Rodney Gale Myatt 1971-9-21 1118 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  HSC750  Rhododendron columbianum William J. Ferlatte 1967-8-5 776 Trinity Canyon Creek Lakes 1646 Comment
  UC1121077  Rhododendron occidentale C. R. Clar 1930-7-3 96 Trinity Trinity National Forest, East Fork Hayfork Creek East Fork Hayfork Creek; Trinity National Forest, East Fork Hayfork Creek 1219 Comment
  SEINET3928291  Rhododendron occidentale var. occidentale Anthony Baniaga 2011-7-8 433 Trinity Shasta-Trinity National Forest. Along Highway 3, ca. 1.5 miles from 39N04 quadrangle.; 0 1547 Comment
  HSC70153  Rhododendron occidentale var. paludosum Thomas W. Nelson, Jane P. Nelson 1978-7-21 4431 Trinity Along Hwy. 36, 3 mi. from junction with Mad River-Wildwood FS Rd. Comment
  RSA273394  Rhododendron occidentale var. paludosum J. P. Smith, J. O. Sawyer 1970-7-28 4532 Trinity Center of Darlingtonia Bog Comment
  HSC49152  Rhus ovata J. O. Sawyer, J. P. Smith 1979-4-28 3357 Trinity Along Hwy. 299, 2 mi. E of Junction City, W of Slattery Pond 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
  UC710416  Rhynchospora capitellata John Thomas Howell 1936-8-27 12845 Trinity near Trinity Center Comment
  CAS-BOT-BC441154  Ribes L. B. Kildale 1930-8-26 10523 Trinity South Fork Mountain Comment
  CAS-BOT-BC92528  Ribes binominatum P. A. Munz 1951-7-18 16680 Trinity Line of Tehama county - Trinity county. North slope of North Yolla Bolly Peak. North Yolla Bolly Mountains. 1981 Comment
  SEINET6085678  Ribes cereum Mark Elvin, Wall, M. 1997-3-5 363 Trinity Castle Creek Road. Comment
  CAS-BOT-BC168880  Ribes lacustre Eugene Carter 1975-6-26 997 Trinity Grizzly Creek, North Fork Trinity River 1645 Comment
  CAS-BOT-BC168892  Ribes lobbii Eugene Carter 1975-8-13 1059 Trinity North Fork Trinity River, north of Grizzly Cr. 1060 Comment
  CAS-BOT-BC168893  Ribes lobbii Eugene Carter 1971-6-6 207 Trinity South end of Hobo Gulch Camp, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 883 Comment
  CAS-BOT-BC168895  Ribes lobbii Carl B. Wolf 1937-8-12 9161 Trinity North Coast Range, South Fork Mt., 8 3/10 mi. So. of Cold Spring Lookout 1371 Comment
  HSC64985  Ribes lobbii D. L. Goforth 1979-7-23 330 Trinity Trinity Alps Wild Area, Union Creek Trail 1677 Comment
  UC154060  Ribes marshallii Mrs. M. H. Manning 1901-7-1 47 Trinity Trinity Summit, type locality Trinity Summit Comment
  HSC92862  Ribes montigenum Jennifer Whipple 1977-9-9 2262 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  UC154064  Ribes nevadense Mrs. M. H. Manning Jul 1 1901-Jul 10 1901 45 Trinity Trinity Summit Comment
  CAS-BOT-BC94999  Ribes roezlii R. C. Wenk 2005-6-18 184 Trinity Coffee Creek, Big Flat Meadow 1524 Comment
  HSC64959  Ribes roezlii D. L. Goforth 1979-5-28 142 Trinity Trinity Alps Wild Area, N bank of Swift Creek. 1610 Comment
  HSC844  Ribes roezlii William J. Ferlatte 1967-8-8 859 Trinity Upper Canyon Creek Meadow 1524 Comment
  HSC85784  Ribes roezlii Tim Tilghman, Rob Marheine, Bruce Delgado 1987-3-7 Trinity End of S Fork Rd. at trailhead of 6E23 335 Comment
  HSC81729  Ribes roezlii var. cruentum Thomas W. Nelson, Jane P. Nelson 1980-5-8 5212 Trinity Clear cut at end of USFS Rd. 2N12 Comment
  JEPS49454  Ribes roezlii var. cruentum Mrs. Frank A. Graham 1925-2-20 Trinity near South Fork; Trinity River 182 Comment
  HSC507  Ribes sanguineum William J. Ferlatte 1967-6-27 538 Trinity Big Flat 1524 Comment
  SEINET13942796 Image available Ribes sanguineum J. O. Sawyer, S. Buck 1977-1 2885 Trinity T4N, R7E, SEC 23. Elev 3100 ft. Streamsided and forested slopes at Corral Bottom. Along Road 4N45 945 Comment
  UCD102528  Ribes viscosissimum Joseph M. DiTomaso 1975-6-25 58 Trinity Trinity Alps. 1.5 miles southwest of Lower Bear Basin Meadows. 1859 Comment
  RSA0020924  Ribes viscosissimum H. M. Hall 1909-7-18 8572 Trinity Dorleska, in the Salmon Mountains. 2000 Comment
  CAS-BOT-BC362945  Rigiopappus leptocladus L. R. Abrams 1916-7-22 6177 Trinity Summit of ridge between Mad and Trinity rivers on Eureka-Red Bluff Road Comment
  UC1257818  Rigiopappus leptocladus R. Ornduff 1960-7-27 6273 Trinity Scott Mountain Comment
  HSC24150  Romanzoffia californica J. O. Sawyer 1970-4-19 2527 Trinity Denny Campground. 427 Comment
  HSC82350  Rorippa curvisiliqua Thomas W. Nelson, Jane P. Nelson 1977-5-15 3382 Trinity Brown's Canyon Campground, edge of Van Duzen River 762 Comment
  CDA3954  Rosa eglanteria T. C. Fuller 1964-6-23 12238 Trinity Lewiston Road & Church Lane, Lewiston. 0 Comment
  CAS-BOT-BC146784  Rosa gymnocarpa John Thomas Howell 1955-6-14 30414 Trinity 2 miles west of Buckhorn Mt. summit 792 Comment
  CAS-BOT-BC146787  Rosa gymnocarpa Alice Eastwood 1921-7-22 10681 Trinity Forest Glen, Trinity National Forest Comment
  CAS-BOT-BC146788  Rosa gymnocarpa John Thomas Howell 1955-6-13 30351 Trinity Hayfork Mt. summit on road from Douglas City to Hayfork 1097 Comment
  HSC40657  Rosa gymnocarpa Thomas W. Nelson, Jane P. Nelson 1976-7-1 2952 Trinity Along Rd. 5E27 S of Senteney Rock 1524 Comment
  HSC51290  Rosa gymnocarpa G. L. Clifton, Overton 1979-6-4 4132 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC56676  Rubus glaucifolius Gilbert Muth 1979-7-17 8209 Trinity Near Cedar Gap, close to the town of Mad River 1372 Comment
  HSC56585  Rubus leucodermis G. L. Clifton 1979-7-16 7910 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  UC467849  Rubus parviflorus Annie M. Alexander and Louise Kellogg 1911-7-8 233 Trinity North Fork Coffee Creek 1371 Comment
  RSA50040  Rubus parviflorus var. hypomalacus E. K. Balls 1949-7-1 13728 Trinity Above Canyon Creek Meadow. Trail to lakes. 1387 Comment
  UCD17850  Rubus ursinus H. Olmo 8-10 May 1962 62 46 Trinity California. Trinity County: 0.5 miles east of Route 299 junction with Hayfork. Comment
  UCD81969  Rubus ursinus H. Olmo 8-10 May 1962 62 46 Trinity California. Trinity County: 0.5 miles east of Route 299 junction with Hayfork. Comment
  RSA105388  Rudbeckia klamathensis G. D. Barbe, Milo S. Baker 1955-8-3 339 Trinity At Dan Rice Creek and Scott Mountain Road, 3 miles south of Scott Mountain Forest Camp. 1387 Comment
  SEINET5710589  Rudbeckia klamathensis Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6144 .5 Trinity In a seep near Dan Rice Creek. Along California 3 near its intersection with USFS Road 39 No4. 51.4 road miles north of the junction of CA 3 and CA 299, south of Callahan.; Callahan Comment
  HSC63820  Rupertia physodes M. A. Baker 1979-7-3 991 Trinity Hetten Rock 1300 Comment
  UC302996  Sagina decumbens subsp. occidentalis Joseph P. Tracy 1926-5-31 7530 Trinity by creek Junction City; Northern Coast Ranges, Junction City 457 Comment
  HSC92354  Sagina saginoides Jennifer Whipple 1976-8-4 1648 Trinity Near Deadfall Lake 2195 Comment
  CAS-BOT-BC132724  Salix A. T. Whittemore 1979-5-12 79 -066 Trinity Flat along the Trinity River, Douglas City Campground 487 Comment
  CAS-BOT-BC132727  Salix A. T. Whittemore 1979-5-12 79 -068 Trinity Flat along the Trinity River, Douglas City Campground 487 Comment
  HSC103101  Salix laevigata R. W. Tate 2014-4-20 1409 Trinity Gravelly dirt pullout across Hwy 299, south of Junction City CG, bordered by Trinity River. 410 Comment
  HSC44182  Salix lasiandra M. A. Baker 1977-5-21 304 Trinity Eagle Creek Campground 851 Comment
  HSC67636  Salix lasiolepis J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8523 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  CAS-BOT-BC128277  Salix lasiolepis var. lasiolepis John Thomas Howell 1955-6-12 30323 Trinity Weaverville 609 Comment
  CAS-BOT-BC128278  Salix lasiolepis var. lasiolepis Elmer I. Applegate 1932-4-14 7054 Trinity Weaverville, along streams in the Trinity Mountains Comment
  HSC103102  Salix orestera R. W. Tate, J. Rainbow 2014-6-26 1488 Trinity Yolla Bolly - Middle Eel Wilderness; campsite called 'TWin Spring', 'Utah's Pasture', 'Shangrila'. 2180 Comment
Read comments Feb 26 2016
  SD42571  Sambucus nigra subsp. caerulea Carl B. Wolf 1937-8-12 9165 Trinity South Fork Mountain, 8.3 miles south of Cold Spring Lookout. 1370 Comment
  UC169082  Sambucus racemosa var. racemosa Mrs. M. H. Manning 1901-7-1 67 B Trinity Trinity Summit Comment
  HSC45392  Sanicula bipinnatifida Thomas W. Nelson, Jane P. Nelson 1977-6-19 3539 Trinity Above Senteney Rock 1555 Comment
  HSC73897  Sanicula bipinnatifida R. York 1980-5-24 641 Trinity Near Long Ridge. 1036 Comment
  HSC71227  Sanicula bipinnatifida Thomas W. Nelson 1977-4-20 3335 Trinity Ridge just N of Mad River Ranger Station 823 Comment
  HSC71685  Sanicula crassicaulis M. A. Baker 1980-6-25 2370 Trinity Near Castle Rock 1280 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
  SEINET13945170 Image available Sanicula crassicaulis L. Constance, R. Bacigalupi 1951-1 3389 Trinity West side of South Fork Mountain, 2 mi below summit, alt. ca 3000 ft 914 Comment
  JEPS77439  Sanicula graveolens William J. Ferlatte 1974-8-14 1613 Trinity about 8.5 mi sw of Trinity Center (Trinity Alps, Long Canyon, East Fork of Stuart Fork drainage); Trinity Alps, Long Canyon 1800 Comment
  HSC91158  Sanicula graveolens Jennifer Whipple 1976-6-22 1087 Trinity W and S facing slopes above Deadfall Creek 2195 Comment
  HSC45601  Sanicula tracyi Thomas W. Nelson, Jane P. Nelson 1978-5-27 4088 Trinity Along F.S. rd. 5E27 S of Senteney Rock. 1524 Comment
  HSC65861  Sanicula tracyi Gail Newton 1980-7-9 1068 Trinity Near Shanty Creek. 1113 Comment
  HSC68635  Sanicula tracyi Jacqueline Greenleaf 1980-6-18 122 Trinity Near Van Duzen River. 884 Comment
  CDA18429  Sanicula tuberosa G. D. Barbe, T. C. Fuller & J. T. Howell 1980-5-19 2710 Trinity Klamath Ranges; North of Weaverville on Hwy 3, west of Clair Engle Lake at Bowerman Ride Rd. 883 Comment
  HSC35745  Sanicula tuberosa Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-20 1981 Trinity Near S end of road out Swayback Ridge Comment
  HSC38870  Sanicula tuberosa J. P. Smith 1973-4-21 6284 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC38291  Sanicula tuberosa Thomas W. Nelson 1976-6-10 2692 Trinity Along FS 6E42 1220 Comment
  JEPS47497  Saxifraga odontoloma W. L. Jepson 1897-7-24 13479 Trinity South Yolla Bolly; ; [=modern Solomon Peak, see FB 1_107] Comment
  UC722726  Saxifraga tolmiei C. L. Hitchcock, J. S. Martin 1939-7-11 5417 Trinity 13 mi n of Dedrick (e wall of Upper Canyon Creek Lake); Salmon-Trinity Alps, Upper Canyon Creek Lake 2133 Comment
  UC195250  Saxifragopsis fragarioides Annie M. Alexander and L. Kellogg 1911-7-24 229 Trinity Twin to Thompson Pk. Comment
  CAS-BOT-BC35556  Scirpus congdonii John Thomas Howell 1937-7-30 13681 Trinity Summit of Scott Mtn., north of Carville Comment
  HSC92426  Scirpus congdonii Jennifer Whipple 1976-8-4 1629 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the Upper Deadfall Lakes 2165 Comment
  RSA211462  Scribneria bolanderi William J. Ferlatte 1967-8-11 912 Trinity Below the ice fields on the north side of Thompson Peak. 2378 Comment
  UC196691  Scutellaria antirrhinoides Annie M. Alexander and Louise Kellogg 1911-7-8 239 Trinity North Fork Coffee Creek Comment
  UC577334  Scutellaria antirrhinoides Joseph P. Tracy 1923-6-28 6420 Trinity Burnt Ranch 457 Comment
  UC922589  Scutellaria antirrhinoides Annie M. Alexander and Louise Kellogg 1948-8-14 5488 Trinity Stuarts Fork of Trinity River; Trinity Mountains, Stuarts Fork of Trinity River 723 Comment
  RSA272558  Scutellaria antirrhinoides Porter P. Lowry, II 1977-7-7 881 Trinity 9 mi. S.E. of Callahan on State Hwy. 3. Comment
  UC1713622  Scutellaria californica C. L. Hitchcock, J. S. Martin 1939-7-12 5352 Trinity 6 mi n of Dedrick (on Canyon Creek Trail); Salmon-Trinity Alps, Canyon Creek Trail Comment
  HSC42574  Scutellaria californica Robert M. Specht 1977-6-30 1104 Trinity Slope out Peterptor Creek at beginning of trail up Foot of Bull Ridge 945 Comment
  RSA153445  Scutellaria nana H. K. Sharsmith 1960-8-27 4831 Trinity Near stream draining from Mosquito Lake, ca. 1/3 mile below lake. Salmon-Trinity Alps Wilderness Area, Shasta National Forest. 1936 Comment
Read comments Jun 10 2014
  HSC35670  Scutellaria siphocampyloides J. P. Smith, J. O. Sawyer 1973-7-4 7064 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 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
  UC1553493  Scutellaria siphocampyloides E. Dean 1988-6-22 76 Trinity sw of Old Spur Road 35N72Y-A (.25 mi e of jct with Road 35N72Y, Trinity Lake area); Trinity Lake area Comment
  HSC14398  Scutellaria siphocampyloides R. Spellenberg 1964-6-16 426 Trinity 1 mi. E of Cedar Flat on Hwy. 299, near Burnt Ranch Comment
  UCD125685  Scutellaria siphocampyloides L. P. Janeway 1996-6-7 5007 Trinity Klamath Rarnges. Along Van Ness Road above Van Ness Creek, 0.1 miles southeast of Clair Engle Lake. 740 Comment
  HSC35123  Scutellaria tuberosa A. M. Montalvo 1975-5-17 259 Trinity Mt. Diablo Meridian, W facing valley just N of confluence of Ditch Gulch and Salt Creek, Hwy. 3 near Peanut 770 Comment
  HSC59340  Sedum laxum subsp. flavidum M. A. Baker 1978-7-1 604 Trinity Blue Point Comment
  HSC103362  Sedum laxum subsp. flavidum Thomas W. Nelson, Jane Nelson 2003-6-16 9149 Trinity Along Forest Service Road 30N28 at Blue Bank Ridge 1540 Comment
  UCD102058  Sedum obtusatum subsp. boreale Joseph M. DiTomaso 1975-6-24 46 Trinity Trinity Alps; below Gibson Meadows on Granite Creek Trail. 1767 Comment
  JEPS87560  Sedum obtusatum subsp. obtusatum Vernon H. Oswald and Lowell Ahart 1994-7-11 6393 Trinity w. Dunsmuir (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, between Mumbo Creek and Gumboot Trailhead 1914 Comment
  HSC64806  Sedum obtusatum subsp. retusum J. P. Smith, J. O. Sawyer 1975-6-23 8336 Trinity Near top of Bully Choop 2104 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
  CHSC461  Sedum spathulifolium M. Underhill 1953-5-25 Trinity 304 Comment
  UCD39976  Sedum spathulifolium Rodney Gale Myatt 1971-9-21 1129 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  HSC41603  Sedum spathulifolium var. spathulifolium J. P. Smith 1977-4-16 9011 Trinity Hwy. 299 at its junction with the road to Helena Comment
  HSC24138  Selaginella wallacei J. O. Sawyer 1970-5-2 2610 Trinity Above New River 244 Comment
  HSC40453  Selaginella wallacei J. O. Sawyer 1974-4-27 2570 Trinity Along Big French Creek Trail about 1 mi. N of Cherry Flat 610 Comment
  HSC68184  Senecio aronicoides J. P. Smith 1973-4-21 6236 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  CAS-BOT-BC363764  Senecio integerrimus Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  HSC68045  Senecio integerrimus var. major J. P. Smith 1973-5-6 6627 Trinity Blanchert Flats near Douglas City Comment
  HSC72862  Senecio integerrimus var. major M. A. Baker 1980-6-25 2242 Trinity Near Castle Rock. 1436 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
  UC796441  Senecio integerrimus var. major Roxana S. Ferris and Laura Lorraine 1948-6-11 11683 Trinity summit between Mad River and South Fork of Trinity River 1359 Comment
  HSC273  Senecio triangularis William J. Ferlatte 1967-8-18 1011 Trinity Landers Lake basin, below lake 2134 Comment
  UC722134  Senecio triangularis C. L. Hitchcock and J. S. Martin 1939-7-11 5385 Trinity w side Upper Canyon Creek Lake (11 mi n of Dedrick); Salmon-Trinity Alps 1889 Comment
  CHSC114613  Senecio triangularis Darian La Brie 1994-8-17 Trinity Weaver Basin; upper East Weaver Cr. 1780 Comment
  HSC67873  Senecio vulgaris J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8513 Trinity Hwy. 299, 7 mi. W of Whites Bar, above Trinity River 427 Comment
  HSC57274  Sericocarpus oregonensis G. L. Clifton, Butler 1979-7-18 8415 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 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
  UC775056  Sidalcea malviflora subsp. asprella Carl B. Wolf 1937-6-20 8923 Trinity 5 8/10 mi above Eureka-- Red Bluff Road (on road to Ruth, along Mad River); North Coast Range, along Mad River, on rd to Ruth 457 Comment
Read comments Feb 16 2009
  RSA20950  Sidalcea malviflora subsp. nana Carl B. Wolf 1937-6-20 8923 Trinity North Coast Range, Along Mad River, 5.8 MI. above Eureka-Red Bluff Road on to Ruth 457 Comment
  JEPS67253  Sidalcea oregana W. L. Jepson 1897-7-24 14072 Trinity Soldiers Ridge Comment
  RSA790234  Sidalcea oregana Rebecca Wenk 2005-7-18 307 Trinity Scott Mountains, border between Trinity and Siskiyou Counties, along Hwy 3, Scott Mountain Campground. 503 Comment
  HSC4194  Silene R. Spellenberg 1964-6-16 438 Trinity Spellenberg property, 2 mi. E of Burnt Ranch Comment
  HSC103726  Silene M. R. Mesler, C. A. Wilson 2011-5-15 844 Trinity 3 miles south of Hayford Summit at pmm 15.0 823 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
  HSC4196  Silene W. R. Oxner 1966-5-15 25 Trinity Town of Hayfork 610 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
  JEPS109835  Silene bolanderi Dean W. Taylor 2005-6-9 19342 Trinity Highway 36 at Green Gulch, ca. 1 mile S of Peanut 792 Comment
  UC922352  Silene californica Annie M. Alexander and Louise Kellogg 1949-6-26 5700 Trinity n Yolla Bolly Middle Eel Primitive Area (White Rock Ranger Station); n of Yolla Bolly Middle Eel Primitive Area 1706 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
  HSC23627  Silene campanulata subsp. glandulosa J. O. Sawyer 1970-5-23 2545 Trinity Above New River 244 Comment
  HSC4181  Silene campanulata subsp. glandulosa D. E. Anderson 1963-5-12 2433 Trinity Near Trinity-New River canyons. Comment
  HSC70047  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1978-6-22 4273 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  RSA276666  Silene grayi William J. Ferlatte, Alice Q. Howard 1970-8-10 1297 Trinity Ridge west of upper Canyon Creek; Trinity Alps. 2348 Comment
  JEPS23523  Silene hookeri W. L. Jepson 1934-5-5 16648 Trinity Forest Glen South Fork Trinity River, Forest Glen Comment
  UC275265  Silene hookeri Joseph P. Tracy 1924-4-27 6655 Trinity Burnt Ranch Northern Coast Ranges, Burnt Ranch 457 Comment
  HSC36402  Silene laciniata subsp. californica J. P. Smith, J. O. Sawyer 1973-7-4 7031 Trinity W slopes of S Dubakella Mtn. on Rd. 80 to Mud Springs 1555 Comment
  HSC69668  Silene laciniata subsp. californica Thomas W. Nelson, J. O. Sawyer 1978-6-9 4136 Trinity Red Mtn. 1250 Comment
  HSC35669  Silene lemmonii J. P. Smith, J. O. Sawyer 1973-7-4 7063 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC40593  Silene lemmonii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2573 Trinity Along trail to Granite Lake 1372 Comment
  RSA303575  Silene lemmonii J. R. Shevock 1971-5-29 1164 Trinity Trinity Hwy. 915 Comment
  CAS-BOT-BC94435  Silene suksdorfii R. C. Wenk 2005-7-18 273 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1750 Comment
  JEPS95574  Sisymbrium altissimum Vernon H. Oswald and L. Ahart 1994-6-14 6293 Trinity T38N R5W center Sec. 19, 4960 ft, Yellow Pine Forest. Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city) 1511 Comment
  HSC67522  Sisyrinchium bellum J. P. Smith, J. O. Sawyer 1972-5-27 5332 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  UC1116251  Sisyrinchium bellum Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4828 Trinity borders of streamlet flowing into Mosquito Lake Salmon-Trinity Alps Wilderness Area (300 feet above lake); Scott Mountains, Shasta National Forest 2042 Comment
  UCD139971  Smilax californica J. C. Borden 1965-8-3 s.n. Trinity Coffee Creek, Ed Pohle Ranch. 914 Comment
  HSC64201  Solanum parishii J. O. Sawyer, R. Jane Cole 1978-4-22 3091 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  HSC21313  Solanum parishii R. Spellenberg 1963-6-16 163 Trinity Spellenberg Ranch, Burnt Ranch Comment
  NY821133  Solanum parishii M. F. Denton 1981-7-5 4282 Trinity Salmon Trinity Alps Primitive Area, Trinity National Forest; around Canyon Creek Lakes, 10-12 mi N of Dedrick 1463 Comment
  JEPS94996  Solanum umbelliferum Vernon Oswald and Lowell Ahart 1997-7-17 8746 Trinity 5.8 mi s of Highway 36 (Forest Route 29 in Trinity National Forest 0.2 mi s of its junction with 29N58 to Forest Glen); Trinity National Forest 1481 Comment
  UC585970  Solanum umbelliferum Joseph P. Tracy 1935-8-5 14576 Trinity at head of White's Creek White's Creek; Devil's Canyon Mountains, White's Creek 2072 Comment
  CAS-BOT-BC157229  Solanum umbelliferum L. Abrams 1916-7-21 6156 Trinity Dinsmuir to Auto Rest, Eureka - Red Bluff Rd. Comment
  RSA168843  Solidago californica Joseph P. Tracy 1949-9-16 18573 Trinity Scott Mountain Creek, headwaters of the Trinity River. 1372 Comment
  RSA42063  Solidago multiradiata Ella Dales Cantelow 1936-8-24 1582 Trinity Summit of Scott Mountain. 1631 Comment
  CAS-BOT-BC227824  Solidago velutina subsp. californica Eugene Carter 1974-9-1 896 Trinity East Fork of North Fork Trinity River. Dry gravelly bed of Rich Gulch 548 Comment
  HSC6182  Solidago velutina subsp. californica M. T. Milligan 1964-9-13 264 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  CAS-BOT-BC374411  Sonchus asper Eugene Carter 1974-8-30 882 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near the Rich Gulch Road 495 Comment
  HSC40669  Spergularia rubra Thomas W. Nelson, Jane P. Nelson 1976-7-1 2938 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  CHSC30171  Spiraea densiflora M. S. Taylor 1980-7-1 3030 Trinity S side of Lake Eleanor, ca. 14 mi w of Trinity Center, off of 36N24. 1493 Comment
  OBI36339  Spiraea densiflora David J. Keil 1983-7-3 17372 Trinity 1.5 mi S of Scott Mtn Pass along SR3 1524 Comment
  UCR4799  Spiraea densiflora Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  HSC64783  Spiraea douglasii J. P. Smith, Steve Selva 1970-7-28 4528 Trinity Twin Lakes. 1677 Comment
  JEPS123134  Spiraea splendens D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 109 Trinity Scorpion Lake Comment
  HSC49907  Spiraea splendens var. splendens Maralyn O'Meara 1972-9-12 113 Trinity Trail to Boulder Lake, Coffee Creek 1220 Comment
  UCD139038  Spiranthes romanzoffiana Joseph M. DiTomaso 1976-8-3 657 Trinity Trinity Alps. Above Alpine Lake on way to Smith Lake. 1981 Comment
  UC577320  Stachys ajugoides var. rigida Joseph P. Tracy 1935-8-3 14512 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  HSC82513  Stachys rigida var. rigida Thomas W. Nelson, Jane P. Nelson 1979-6-14 4767 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  HSC58442  Stipa lemmonii G. L. Clifton 1979-7-16 7857 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  HSC73046  Stipa lemmonii M. A. Baker 1980-7-13 2901 Trinity Near Red Rock 1585 Comment
  SEINET10904294  Streptanthus Mary Susan Taylor 1980-6-17 Taylor 2908 Trinity T29N R11W center sec 29. Dubakella Mt quad. Shasta-Trinity Natl Forest; On N side of Hwy 30, ca. 3 mi S of Wildwood. 1219 Comment
  CHSC63504  Streptanthus barbatus Vernon H. Oswald; Lowell Ahart 1994-8-1 6438 Trinity Forest Rd. 17 at the upper trailhead to Deadfall Lakes, ca. 2.5 mi (air) WNW of Mt. Eddy. On the W side of the road. 2011 Comment
  UC1492716  Streptanthus barbatus Freed W. Hoffman 1949-7-18 2879 Trinity on Eureka-Red Bluff Hwy 0.9 mi w Red Mountain Comment
  CAS-BOT-BC61124  Streptanthus barbatus Marjorie Schmidt 1958-1-1 s.n. Trinity General area of Hayfork. Comment
  SEINET10448510  Streptanthus barbatus Mary Susan Taylor 1980-8-13 Taylor 3231 Trinity T29N R11W sw sec 33, Dubakella Mt quad. Shasta-Trinity Natl Forest, serpentine slope on W side of 29N33, ca. 0.5 mi NW of its jct with rd 29N34, ca. 1.2 mi NW of its jct with Hwy 36, ca. 5 mi SW of Wildwood. With S. Horner. 1494 Comment
  CAS-BOT-BC61260  Streptanthus breweri Thomas Nelson; Jane P. Nelson 1980-6-20 5718 Trinity Shasta-Trinity National Forest. Along road 29N73 1.6 mile south of junction with State Route 36. 1219 Comment
  HSC71886  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-22 5780 Trinity Along FS Rd. 30, 10 mi. S of junction with Hwy. 36 and 1.5 mi. W of junction with road to Pine Root Spring 1463 Comment
  RSA430014  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-17 5531 Trinity Shasta-Trinity National Forest. Along road 1N12 (12) 1.1 miles from junction with road 2N07 (7). 1006 Comment
  UC1553581  Streptanthus drepanoides E. Dean 1988-8-2 160 Trinity lower 1/3 of peak above rd 28N10 (ca 1 mi from jct with rd 28N19); Pony Buck Peak 1400 Comment
  SEINET10768182 Image available Streptanthus oblanceolatus Thomas W. Nelson, Jane P. Nelson 2004-6-2 Nelson 9217 Trinity T5N, R6E, Sec. 3. UTM N 459111 E 45212.. Steep Bluff along State Route 299, 100 m east of boundry of Shasta-Trinity National Forest ca. 1.61 km west of Burnt Ranch. 424 Comment
  HSC40476  Streptanthus tortuosus J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2627 Trinity Slopes to top of Silago Peak 2470 Comment
  HSC74035  Streptanthus tortuosus Gail Newton 1980-7-10 1292 Trinity Near Senteney Rock 1463 Comment
  RSA249343  Streptanthus tortuosus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5655 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  HSC42570  Streptanthus tortuosus Robert M. Specht 1977-6-27 1086 Trinity E side of Big Butte Comment
  UC1198797  Streptanthus tortuosus var. orbiculatus Joseph P. Tracy 1913-6-24 4331 Trinity hillslopes of valley 6 mi above Ruth; Northern Coast Ranges, Mad River Valley 914 Comment
  HSC39129  Streptanthus tortuosus var. tortuosus Gary S. Lester 1974-6-29 315 Trinity Yolla Bolly Wilderness Area, E of saddle between N Yolla Bolly Mtn. and Black Rock Mtn. 2256 Comment
  HSC42298  Swertia albicaulis var. nitida Rich White 1977-5-21 58 Trinity Eagle Creek Campground 851 Comment
  HSC70160  Swertia albicaulis var. nitida Thomas W. Nelson, Jane P. Nelson 1978-7-21 4421 Trinity Along Hwy. 3, 1/4 mi. S of Salt Creek Bridge 762 Comment
  HSC32247  Swertia umpquaensis J. O. Sawyer 1971-7-9 2416 Trinity N slopes of Pickett Peak, S Fork Mtn. 1738 Comment
  CAS-BOT-BC245842  Symphoricarpos W. R. Dudley 1901-8-16 s.n. Trinity Willow Creek Grade west of Gazelle Comment
  HSC18886  Symphoricarpos mollis J. O. Sawyer 1968-9-1 636 Trinity Along Limestone Ridge from Pony Mtn. to Marble Springs. 1463 Comment
  HSC35812  Symphoricarpos mollis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1923 Trinity Brown's Canyon Campground. Comment
  HSC63155  Symphoricarpos mollis M. A. Baker 1979-7-1 617 Trinity Hell to Find Lake Comment
  HSC70423  Symphoricarpos mollis Gail Newton 1980-7-3 1050 Trinity Near Horsehead Mtn. 1707 Comment
  CAS-BOT-BC97896  Symphyotrichum eatonii Henry M. Pollard 1953-8-21 s.n. Trinity Trinity Alps Resort 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
  HSC92377  Symphyotrichum foliaceum var. parryi Jennifer Whipple 1976-9-27 1823 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the Upper Deadfall Lakes 2165 Comment
  HSC92578  Symphyotrichum foliaceum var. parryi Jennifer Whipple 1976-9-27 1824 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the Upper Deadfall Lakes 2165 Comment
  CHSC115048  Tauschia glauca Jessica O'Brien 2011-6-9 09277 Trinity Along Forest Route 34N76 along Buckeye Ridge. 972 Comment
  HSC70308  Tauschia kelloggii M. A. Baker 1980-5-24 1491 Trinity Near Long Ridge. 1006 Comment
  HSC27001  Tauschia kelloggii Larry Catton 1973-6-1 13 Trinity 1 mi. E of Grays Falls Campground on Fishermen Access road Comment
  HSC54145  Taxus brevifolia Gilbert Muth 1979-7-18 8339 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  POM161051  Taxus brevifolia Frank A. Graham 1925-8-20 s.n. Trinity Pony Mountain, head of New River. Comment
  RSA211177  Taxus brevifolia William J. Ferlatte 1967-8-5 781 Trinity Canyon Creek Lakes, west edge of lower lake 1646 Comment
  UC1037463  Taxus brevifolia Douglas Barbe 1955-8-3 347 Trinity 10.7 mi w Scott Mtn. Road (on Coffee Creek Rd., growing along Battle Creek); Battle Creek 1280 Comment
  UC1134369  Taxus brevifolia L. B. Burkett 1932-9-5 54 Trinity Big Bar, Canyon Ck. Trinity Forest 914 Comment
  NY17449  Taxus brevifolia L. S. Rose 1955-6-14 55089 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
  UCD96779  Thalictrum fendleri Joseph M. DiTomaso 1975-7-14 128 Trinity Bowerman Meadows. 1706 Comment
  CAS-BOT-BC399751  Thalictrum polycarpum Harold E. Parks; Joseph P. Tracy 1942-7-3 11618 Trinity Hettenshaw Valley 944 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-BC5500  Thermopsis gracilis Alice Eastwood 1901-7-3 s.n. Trinity Lewiston Trail, near summit. Comment
  UC184641  Thermopsis gracilis Harry S. Yates 1914-5-21 337 Trinity Little East Weaver Creek Comment
  JEPS109679  Thlaspi montanum var. montanum Dean W. Taylor 2002-4-19 17986 Trinity Preacher Meadow Campground along Highway 3, morainal terrace of Swift Creek (ca. 1 air mile SW of Trinity Center), ca. 250 meters SSW of campsite #9 883 Comment
  UC1046553  Thlaspi montanum var. montanum R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-13 3391 Trinity 1 mi w Peanut (lower reaches of Philpot Creek); Philpot Creek 762 Comment
  UC130690  Thlaspi montanum var. montanum H. M. Hall 1909-7-18 8570 Trinity Dorleska; Salmon Mts.; Salmon Mts., Trinity Co. 2000 Comment
  CAS-BOT-BC66866  Thysanocarpus curvipes Roxana S. Ferris; Laura Lorraine 1948-6-11 11707 Trinity 1.5 mile above Peanut on State Highway 36. Comment
  UCR124015  Tiarella trifoliata var. unifoliata George K. Helmkamp, E. A. Helmkamp 2001-7-8 6956 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  RSA41938  Tofieldia glutinosa subsp. occidentalis H. C. Cantelow 1936-8-26 1657 Trinity Summit of Scott Mountain 1631 Comment
  SBBG116554  Tofieldia occidentalis D. Wilken with E. Painter 2003-7-17 16162 Trinity immediately S of Scott Mtn Cmpgrd near Scott Mtn Summit 1650 Comment
  UC1101051  Tofieldia occidentalis subsp. occidentalis Herbert L. Mason 1950-7-15 14052 Trinity Scott Mountain, summit of grade Comment
  UC130653  Tofieldia occidentalis subsp. occidentalis H. M. Hall Jul 1909 8658 Trinity near Dorleska; Salmon Mountains 1950 Comment
  CHSC66345  Tolmiea menziesii V. H. Oswald; Lowell Ahart, Robin Ondricek-Fallscheer 1996-7-1 7933 Trinity Deer Lick Knob Rd. (Forest Route 1) 16.0 mi (odometer) N of Hwy. 36 (via Harrison Gulch Rd.), NW of Platina. 1066 Comment
  SEINET10483057  Tolmiea menziesii Mary Merello 1993-6-20 Merello 671 Trinity Six Rivers National Forest. Disturbed mixed conifer-hardwood forest along logging Road 1S11 off Forest Service Road 1S06 off State Hwy. 36. 1140 Comment
  HSC74297  Tonella tenella M. A. Baker 1980-5-23 1433 Trinity Near Tierney Canyon 975 Comment
  HSC66311  Tonella tenella M. S. Taylor 1980-6-12 2860 Trinity W side of FS Rd. 5N40, 2.3 mi. S of junction with FS Rd. 5N09 (Underwood Mtn. Rd.), 8.1 mi. S of Trinity Hwy. 299 at Burnt Ranch Comment
  HSC70530  Tonella tenella J. P. Smith 1975-5-17 8128 Trinity Just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  UC2016512  Tonella tenella Richard Olmstead 1986-6-20 893 Trinity Along Highway 36, in Douglas fir forest on moist north facing bank Comment
  HSC28174  Torilis arvensis Larry Catton 1973-6-1 15 Trinity 1 mi. E of Grays Falls Campground on Fishermen Access road Comment
  UCD93244  Torreyochloa pallida var. pauciflora H. S. Yates 1914-6-29 470 Trinity Upper Rush Creek. 877 Comment
Read comments May 17 2012
  CAS-BOT-BC172912  Toxicodendron diversilobum John Thomas Howell 1936-8-26 12826 Trinity Near junction of Tangle Blue and Scott Mt. creeks Comment
  CAS-BOT-BC172913  Toxicodendron diversilobum G. R. Kleeberger s.n. Trinity Unspecified Comment
  HSC74091  Toxicodendron diversilobum M. A. Baker 1980-5-25 1594 Trinity Near Browns Canyon 823 Comment
  HSC91245  Tragopogon dubius Jennifer Whipple 1977-8-3 2103 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC922586  Trichostema lanceolatum Annie M. Alexander and Louise Kellogg 1948-8-14 5486 Trinity Morris Meadow, Stuart Fork of Trinity River Trinity Mountains Comment
Read comments Jul 6 2020
  HSC42497  Trichostema laxum Robert M. Specht 1977-7-1 1146 Trinity E facing slope of ridge 1631 Comment
  JEPS84359  Trichostema laxum E. Dean 1988-7-21 142 Trinity W of Snow Gap on Forest Rd 29, at jct of rds 28N31 and 28N30 1219 Comment
  UC583049  Trichostema laxum P. A. Munz 1936-8-11 14364 Trinity Forest Glen, Little Trinity River 762 Comment
  UC464485  Trientalis latifolia R. M. Holman 1931-5-15 Trinity Wildwood 1158 Comment
  HSC49612  Trientalis latifolia R. York 1979-4-29 255 Trinity Along Gray's Falls trail 305 Comment
  HSC59077  Trientalis latifolia Thomas Wood 1979-4-27 141 Trinity Salyer, Coast Ranges; bordering Hwy. 299 183 Comment
  HSC59305  Trientalis latifolia M. A. Erickson 1979-4-28 230 Trinity Along the access road to the old Denny Trail along the Trinity River Comment
  CHSC71037  Trifolium albopurpureum Vernon Oswald; Lowell Ahart 1998-5-14 9083 Trinity Wildwood Rd. on the east side of Hayfork Creek ca. 0.2 mi south of Hwy. 3. 746 Comment
  HSC71463  Trifolium bifidum J. P. Smith 1973-5-6 6655 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC94450  Trifolium breweri R. C. Wenk 2005-7-18 302 Trinity Scott Mountains, border between Trinity and Siskiyou Counties, along Highway 3, Scott Mountain Campground 1650 Comment
  SEINET10487764  Trifolium breweri Jones 1985-5-31 Jones 91 Trinity T38n,r7w,sec.16. Eagle creek campground, shasta-trinity ntl. Forest. Jeffrey Pine, manzanita, ceanothus, incense cedar habitat. Growing next to an incense Cedar. Abundant in area 832 Comment
  UCD107597  Trifolium breweri Joseph M. DiTomaso 1976-7-21 610 Trinity Trinity Alps. Near Bear Basin Creek in Bear Basin Meadow. 1737 Comment
  JEPS74444  Trifolium cyathiferum W. J. Ferlatte 1967-6-26 510 Trinity Big Flat Trinity Alps 1524 Comment
  JEPS79997  Trifolium cyathiferum Joseph P. Tracy 1932-6-17 10210 Trinity Three Forks of Mad River Mad River; North Coast Ranges 883 Comment
  UC303200  Trifolium cyathiferum Joseph P. Tracy 1923-7-1 6504 Trinity near summit (on rd to low gap of Mad River); Northern Coast Ranges, South Fork Mtn 1066 Comment
  UCD143703  Trifolium cyathiferum Alfred H. Murphy 1957-7-23 57 J Trinity Deadfall Creek, Shasta National Forest. East of Mt. Eddy. 2011 Comment
  UCD110541  Trifolium dichotomum P. B. Kennedy 1833-1 s.n. Trinity Douglas. Comment
  UCD80876  Trifolium fragiferum Robert E. Preston 2007-9-7 2574 Trinity 0.5 mile W of Cedar Flat, along Highway 299. 334 Comment
  HSC40915  Trifolium gracilentum J. P. Smith, J. O. Sawyer 1975-5-18 2694 Trinity Old hydrolic mining site SW of Big Bar Comment
  CHSC118274  Trifolium hirtum Barbara L. Wilson; Nick Otting 2015-5-30 18423 Trinity No-longer-used bridge across Swede Creek, next to current Highway 299, at confluence with Trinity River. 354 Comment
  JEPS128092  Trifolium longipes subsp. atrorubens Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -016 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  RSA91448  Trifolium longipes subsp. elmeri J. T. Howell 13592 Trinity Coffee Creek Canyon near Battle Creek. Comment
  HSC36792  Trifolium longipes subsp. hansenii Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2048 Trinity Along Rd. 2S08 to Pine Mtn. Comment
  JEPS95085  Trifolium longipes var. nevadense Vernon Oswald and Lowell Ahart 1997-7-17 8722 Trinity Forest Road 29 (Bramlot Road) 2.9 mi s of Highway 36; Forest Road 29 1158 Comment
  HSC32746  Trifolium macraei var. macraei Thomas W. Nelson, Jane Nelson 1973-4-14 724 Trinity Above Salt Creek E of USFS campground at Salt Creek Comment
  HSC15143  Trifolium microcephalum William J. Ferlatte, B. D. Rogers 1966-6-1 2041 Trinity 3 mi. N of Junction City 579 Comment
  HSC51159  Trifolium microcephalum G. L. Clifton, Overton 1979-6-4 3978 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC58450  Trifolium obtusiflorum G. L. Clifton 1979-7-17 7963 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC24154  Trifolium repens J. O. Sawyer 1970-5-8 2617 Trinity 5 mi. SW of Primitive Area, E Fork of New River 610 Comment
  POM127037  Trifolium repens H. S. Yates 1914-5-17 287 Trinity Near Weaverville Comment
  CHSC69004  Trifolium variegatum var. variegatum Vernon Oswald; Lowell Ahart 1997-7-17 8723 Trinity Forest Road 29 (Bramlot Rd.) 2.9 mi south of Hwy. 36. 1158 Comment
  HSC68755  Trifolium willdenovii Thomas W. Nelson, Jane P. Nelson 1980-6-18 5603 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  HSC74799  Trillium albidum Gail Newton 1980-7-9 1103 Trinity Near Shanty Creek. 1113 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
  HSC35666  Trillium ovatum J. P. Smith, J. O. Sawyer 1973-7-4 7060 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC59879  Trillium ovatum J. O. Sawyer 1974-4-27 2562 Trinity Confluence of Willow Gulch Creek with Big French Creek 640 Comment
  JEPS94460  Trisetum canescens Vernon Oswald and Lowell Ahart 1997-7-17 8740 Trinity 4.9 mi s of Highway 36 (Forest Route 29, Trinity National Forest); Trinity National Forest, Forest Route 29 1249 Comment
  UC192375  Trisetum canescens Harry S. Yates 1914-6-10 411 Trinity Rush Creek 792 Comment
  CAS-BOT-BC227208  Trisetum cernuum Eugene Carter 1975-8-19 1089 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Near Rattlesnake Lake 1691 Comment
  HSC26208  Triteleia crocea J. P. Smith, J. O. Sawyer 1972-5-27 5327 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  HSC42557  Triteleia hyacinthina Robert M. Specht 1977-6-28 1114 Trinity Edges of bushes Comment
Read comments Sep 16 2018
  HSC82500  Triteleia hyacinthina Thomas W. Nelson, Jane P. Nelson 1979-6-14 4769 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  RSA21008  Triteleia hyacinthina Carl B. Wolf 1937-6-20 8918 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on Road to Ruth. 457 Comment
  HSC56567  Triteleia ixioides subsp. anilina G. L. Clifton 1979-7-16 7851 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  CAS-BOT-BC524242  Triteleia ixioides subsp. anilina Annie M. Alexander; Louise Kellogg 1949-6-25 5697 Trinity Rd. to White Ranger Station 1554 Comment
  HSC68661  Triteleia laxa Jacqueline Greenleaf 1980-7-14 218 Trinity Near Van Duzen River 945 Comment
  HSC72581  Triteleia laxa Gail Newton 1980-7-1 758 Trinity Near Hayden Roughs. 1250 Comment
  HSC69682  Triteleia laxa Thomas W. Nelson, J. O. Sawyer 1978-6-9 4109 Trinity Along FS 27N02, 1.5 mi. S of junction with county road at Three Forks of Mad River. Comment
  UC558438  Tsuga mertensiana Herbert Kaufner 1936-1-1 Trinity Caribou Lake Salmon-Trinity Primitive Area, Caribou Lake Comment
  HSC46713  Urtica dioica subsp. holosericea J. M. DiTomaso 1976-8-20 677 Trinity Hodges Cabin on N Fork of Coffee Creek. 1402 Comment
  UCD102279  Vaccinium scoparium Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail. 2490 Comment
  RSA97028  Valerianella locusta J. T. Howell 1954-4-26 29161 Trinity Between Weaverville and Douglas City. Comment
  UCD137667  Valerianella locusta John Thomas Howell 1954-4-26 29161 Trinity between Weaverville and Douglas City. Comment
  CAS-BOT-BC76035  Vancouveria E. V. Jotter 1911-10-27 3018 Trinity Trinity Forest. 914 Comment
  HSC102724  Ventenata dubia J. P. Smith 2013-6-19 13757 Trinity Along State Route 3 at Trinity Center. 765 Comment
  HSC99950  Ventenata dubia J. P. Smith, & J. O. Sawyer 2011-6-16 13237 Trinity Along Hwy. 299 in Weaverville, near Tops Market shopping center. 603 Comment
  SEINET12048934  Veratrum insolitum J. P. Tracy 1949-1 18368 B Trinity South Fork Mt., near gravelly flat known as the 'Race Track 1676 Comment
  RSA50244  Verbascum thapsus E. K. Balls 1949-7-6 13829 Trinity 3.4 miles from Minersville Camp on way to Trinity Center. 610 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
  UCR124014  Veronica americana George K. Helmkamp, E. A. Helmkamp 2001-7-8 6952 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  HSC503  Veronica americana William J. Ferlatte 1967-6-27 527 Trinity Big Flat, between campground and S Fork of Salmon River 1524 Comment
  RSA211144  Veronica copelandii William J. Ferlatte 1967-8-18 1020 Trinity Red Rock Mountain. 2287 Comment
  HSC40821  Veronica serpyllifolia subsp. humifusa Thomas W. Nelson, Jane Nelson 1976-6-22 2851 Trinity Trinity-Humboldt County line, spring along road to Goat Hill 1646 Comment
  UC217658  Veronica serpyllifolia subsp. humifusa Brandegee Trinity Stephens Comment
  UCR84753  Vicia americana Kathy Harper 1992-5-15 s.n. Trinity State Hwy 3, less than 1 mi. north of State Hwy 36, next to [Bule Gulch] 'Dobbin's Creek' [south of Peanut] 762 Comment
  HSC34172  Vicia americana var. americana J. P. Smith, J. O. Sawyer 1973-7-4 7053 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC51141  Vicia americana var. americana G. L. Clifton, Overton 1979-6-4 3956 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC74059  Vicia americana var. americana M. A. Baker 1980-5-25 1595 Trinity Near Browns Canyon. 823 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
  UC1222596  Vicia americana var. americana Joseph P. Tracy 1941-8-24 17031 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  HSC82044  Vicia americana var. americana Thomas W. Nelson, Jane P. Nelson 1980-6-16 5465 Trinity Along road to Plummer Peak; ca. .5 mile from Philpot Campground 793 Comment