Search Results — 2000 specimen records retrieved (1404 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78134  Abies X shastensis Carl B. Wolf 1937-8-12 9178 Trinity North coast range, South Fork Mt., 3 1/2 mi. So. of Cold Spring Lookout 1524 Comment
  RSA21150  Abies X shastensis C. B. Wolf 1937-8-12 9178 Trinity North Coast Range, South Fork Mountain, 3.5 miles S of Cold Spring Lookout. 1524 Comment
  HSC54076  Abies concolor Walter Overton 1979-7-17 8136 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC69676  Abies concolor Thomas W. Nelson, Jane P. Nelson 1978-6-9 4110 Trinity Junction of USFS Rd. 27N02 and road to Blue Jay Mine Comment
  HSC71686  Abies concolor M. A. Baker 1980-6-25 2369 Trinity Near Castle Rock 1280 Comment
  HSC73760  Abies concolor Gail Newton 1980-7-13 1398 Trinity Near Red Rock. 139 Comment
  HSC92603  Abies concolor Jennifer Whipple 1977-9-9 2278 Trinity S facing slopes N of Deadfall Lake in the Deadfall Drainage 2195 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
  UC775036  Abies magnifica var. shastensis Carl B. Wolf 1937-8-12 9178 Trinity 3 1/2 mi s Cold Spring Lookout; North Coast Range, South Fork Mt. 1524 Comment
  CAS-BOT-BC330581  Acer circinatum Philip A. Munz 1952-6-29 17812 Trinity 0.5 mi S of Hobo Gulch Public Camp, North Fork of Trinity River, 14 mi N of Helena 899 Comment
  RSA78049  Acer circinatum Philip A. Munz 1952-6-29 17812 Trinity 0.5 mile south of Hobo Gulch Public Camp, North Fork of Trinity River, 14 miles north of Helena 899 Comment
  CAS-BOT-BC330996  Acer glabrum var. glabrum Eugene Carter 1973-7-24 640 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi NW of Weaverville). Along the grizzly Creek Trail near Lower Grizzly Meadows. 1584 Comment
  CAS-BOT-BC332761  Acer macrophyllum Doris Kildale 1928-4-9 4543 Trinity Island Mountain Comment
  HSC46799  Acer macrophyllum William J. Ferlatte 1975-5-21 1698 Trinity Canyon of the Stuart Fork of the Trinity River. 823 Comment
  HSC56708  Acer macrophyllum Gilbert Muth 1979-7-17 8307 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  RSA60475  Acer macrophyllum John H. Thomas 1949-6-15 931 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  SD148271  Acer macrophyllum G. K. Helmkamp 2001-7-8 6929 Trinity Trinity Mountains; 2.2 miles west of the Trinity/Shasta Co. line. 1159 Comment
  HSC47619  Acer negundo var. californicum J. P. Smith 1977-5-15 9070 Trinity Along Hwy. 3 in Yreka Comment
  HSC40600  Achillea millefolium Thomas W. Nelson, James Nelson 1976-6-22 2826 Trinity Below Senteney Rock 1524 Comment
  JEPS97180  Achnatherum lemmonii Sue Pappalardo 1995-6-8 656 Trinity E of Hermit Rock (hillslope E of small unnamed perennial creek and above (N of) FS Rd. 28N40); Shasta-Trinity National Forests, Yolla Bolla Ranger District 1420 Comment
  UC526758  Achnatherum lemmonii Joseph P. Tracy 1926-5-31 7542 Trinity Oregon Gulch Mt. Northern Coast Ranges, Oregon Gulch Mt. 914 Comment
  POM254003  Achnatherum occidentale subsp. occidentale C. L. Hitchcock, J. S. Martin 1939-7-11 5392 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1890 Comment
  CHSC111627  Acmispon americanus var. americanus Sue Pappalardo 1994-6-29 569 Trinity Hayfork Ranger District. About 8 miles south of Hayfork. Along FS Road 30N74A, about .25 miles from jct with FS Road 30N74. Near peridotite outcrop. 300 Comment
  UCD104081  Acmispon brachycarpus D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-15 s.n. Trinity Trinity National Forest. Peanut. Salt Creek. 227 Comment
  HSC26793  Acmispon micranthus Thomas W. Nelson 1971-4-25 424 Trinity Hwy. 299 at Big Flat Comment
  HSC36633  Acmispon nevadensis Thomas W. Nelson, James Nelson, Jane P. Nelson 1975-6-14 1908 Trinity Junction of County Rd. and FS Rd. 1S07 Comment
  CAS-BOT-BC391548  Aconitum columbianum subsp. columbianum C. L. Hitchcock; J. S. Martin 1939-7-12 5367 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps 1676 Comment
  CAS-BOT-BC391549  Aconitum columbianum subsp. columbianum C. L. Hitchcock; J. S. Martin 1939-7-12 5356 Trinity Canyon Creek Meadow, 7 miles above Dedrick in Salmon-Trinity Alps 1402 Comment
  CAS-BOT-BC391554  Aconitum columbianum subsp. columbianum John Thomas Howell 1936-8-24 12763 Trinity Dan Rice Creek, 2 miles s. of Scott Mts. summit Comment
  HSC78411  Aconogonon davisiae John S. Palmer 1974-7-16 230 Trinity Bear Lakes Area, rockchute SW of Big Bear Lake 1982 Comment
  HSC4591  Adenocaulon bicolor R. Spellenberg 1964-8-2 563 Trinity 0.5 mile up Mill Creek Rd. off Hwy.299, Burnt Ranch Comment
  CAS-BOT-BC65540  Adiantum aleuticum P. A. Munz 1936-8-11 14360 Trinity above Forest Glen 1066 Comment
  HSC38944  Adiantum aleuticum J. P. Smith, J. O. Sawyer 1975-6-22 8215 Trinity Granite Canyon Creek. 701 Comment
  HSC380  Adiantum aleuticum William J. Ferlatte 1967-8-17 972 Trinity Head of Bullards Basin 1982 Comment
  HSC73449  Agastache urticifolia Gail Newton 1980-7-9 1130 Trinity Near Shanty Creek. 1113 Comment
  JEPS18721  Ageratina occidentalis W. L. Jepson Jul 5 1902-Jul 12 1902 2002 Trinity Martin's Ranch South Fork Comment
Read comments Apr 4 2012
  JEPS94419  Ageratina occidentalis Vernon Oswald and Lowell Ahart 1997-7-17 8718 Trinity Forest Road 29 (Bramlot Road) 2.9 mi s of Highway 36 (near a dry drainage at this location); Forest Road 29 (Bramlot Road) 1158 Comment
  CAS-BOT-BC29473  Ageratina occidentalis Eugene Carter 1974-7-29 875 Trinity East Fork of North Fork Trinity RIver, opposite Store Gulch. 484 Comment
  RSA21439  Ageratina occidentalis Carl B. Wolf 1937-8-12 9203 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  CAS-BOT-BC21330  Agoseris aurantiaca var. aurantiaca John Thomas Howell 1937-7-21 13246 Trinity Big Flat Comment
  JEPS75974  Agoseris aurantiaca var. aurantiaca William J. Ferlatte 1974-7-24 1560 Trinity 100 yd w,(at head of Coffee Cr & start of Packers Pk Trail) Coffee Creek Rd.; Trinity Alps, Big Flat, Coffee Cr. 1524 Comment
  HSC39592  Agoseris grandiflora D. E. Anderson, J. P. Smith 1971-6-21 1147 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  HSC31695  Agoseris heterophylla D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5675 Trinity Between 1S07 and Senteney Rock, along Swayback Ridge. Comment
  SEINET6413286  Agoseris heterophylla var. heterophylla R. Spellenberg 2014-5-23 14823 Trinity Ca. 4 air km S of Burnt Ranch in Bidden Creek drainage, on Spellenberg property, 1.5 km W of Cedar Flat. 500 Comment
  UC249884  Agoseris heterophylla var. heterophylla Joseph P. Tracy 1923-7-1 6496 Trinity near summit on rd to Low Gap of Mad River South Fork Mountain; Northern Coast Ranges, Mad River 1066 Comment
  CAS-BOT-BC42932  Agoseris retrorsa Elizabeth McClintock 1956-6-14 s.n. Trinity Trail to Lion Lake, west of Coffee Creek Comment
  HSC51286  Agoseris retrorsa G. L. Clifton, Overton 1979-6-4 4127 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC70586  Agoseris retrorsa Gail Newton 1980-7-3 1014 Trinity Near Horsehead Mtn. 1753 Comment
  HSC82573  Agoseris retrorsa Thomas W. Nelson, Jane P. Nelson 1979-5-26 4734 Trinity Eagle Creek Campground 823 Comment
  HSC58733  Agrostis exarata G. L. Clifton, Butler 1979-7-18 8441 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC91584  Agrostis exarata Jennifer Whipple 1978-10-6 2444 Trinity Deadfall Creek drainage. 2317 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
  CAS-BOT-BC138592  Agrostis stolonifera P. A. Munz 1951-7-21 16803 Trinity South slope of North Yolla Bolly Peak. 2286 Comment
  CHSC53664  Agrostis stolonifera L. P. Janeway 1987-6-29 2395 Trinity Old floodplain of the Trinity River near mouth of Grass Valley Cr; flat mdw-wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch'. 533 Comment
  CAS-BOT-BC138563  Agrostis variabilis P. A. Munz 1951-7-22 16820 Trinity Patty John Basin. North Yolla Bolly Mountains. 1981 Comment
  UCD53715  Agrostis variabilis Joseph P. Tracy 1937-7-29 15569 Trinity South Fork Mountain, near Cold Springs. 1645 Comment
  HSC21236  Ailanthus altissima R. Spellenberg 1964-6-18 468 Trinity Near Trinity River, 5 mi. W of Junction City on Hwy. 299 Comment
  HSC65447  Aira caryophyllea J. P. Smith 1975-5-17 8106 Trinity SE-facing slope on the trail to Denny at confluence of New River and Trinity River Comment
  HSC74095  Aira caryophyllea M. A. Baker 1980-5-25 1611 Trinity Near Browns Canyon. 823 Comment
  UC1046501  Allium acuminatum R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and Sherwin Carlquist 1951-6-12 3367 Trinity 0.5 mi n Wildwood (flats along Hay Fork of Trinity River); Hay Fork of Trinity River 1005 Comment
  CAS-BOT-BC461082  Allium acuminatum Doris Kildale 1931-5-30 10813 Trinity Weaverville Comment
  CDA11285  Allium amplectens G. F. Hrusa 1994-6-1 11877 Trinity Trinity Mountains; Trinity River floodplain, immed. W of Trinity Camp at crossing of river by Hwy 3. Comment
  HSC39433  Allium amplectens Thomas W. Nelson, James Nelson 1976-7-9 2981 Trinity Just above Senteney Rock 1524 Comment
  UC722289  Allium amplectens C. L. Hitchcock, J. S. Martin 1939-7-12 5358 Trinity 1 mi above Canyon Creek Meadow (8 mi above Dedrick); Salmon-Trinity Alps 1524 Comment
  CAS-BOT-BC462244  Allium amplectens Alice Eastwood; John Thomas Howell 1937-6-25 4971 Trinity Between Eagle and Bear creeks Comment
  UCD138468  Allium amplectens Joseph M. DiTomaso 1975-7-24 198 Trinity Trinity Alps, between Momford Meadows and Foster's Cabin on Swift Creek Trail. 1645 Comment
  UC1537192  Allium bisceptrum var. bisceptrum Gordon H. True Jr. 1937-7-3 754 Trinity road on summit of Trinity Mountain Trinity Mountain 1524 Comment
  JEPS100215  Allium bolanderi var. bolanderi Dean W. Taylor 2002-6-5 18110 Trinity Highway 3 on Stuart Fork Clair Engle Reservoir, hillside directly east from Stony Creek Campground 746 Comment
  HSC42569  Allium campanulatum Robert M. Specht 1977-6-27 1085 Trinity Drainage slope Comment
  HSC74105  Allium campanulatum Gail Newton 1980-7-3 1002 Trinity Near Horsehead Mtn. 1753 Comment
  HSC74585  Allium campanulatum M. A. Baker 1980-7-13 2894 Trinity Near Red Rock 1585 Comment
  UC275539  Allium campanulatum Joseph P. Tracy 1923-7-1 6514 Trinity near summit on road to Low Gap of Mad River; Northern Coast Ranges, South Fork Mountain 1066 Comment
  UC666935  Allium campanulatum Joseph P. Tracy 1935-8-6 14686 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts., North Fork of White's Creek 1889 Comment
  HSC40350  Allium falcifolium Linda M. Barker, Raul Tuazon 1976-5-1 1446 Trinity Above Philpot Campground 915 Comment
  HSC74106  Allium falcifolium Gail Newton 1980-7-3 1019 Trinity Near Horsehead Mtn. 1753 Comment
  HSC74586  Allium falcifolium M. A. Baker 1980-7-12 2851 Trinity Near Black Lassic 1707 Comment
  CAS-BOT-BC469084  Allium falcifolium Lewis S. Rose 1955-6-13 55081 Trinity 3 miles north of Peanut 762 Comment
  HSC68895  Allium hoffmanii Thomas W. Nelson, Jane P. Nelson 1980-6-20 5666 Trinity Shasta-Trinity National Forest, along 4-wheel drive road out Blue Point Ridge, 1 mi. W of junction with FS Rd. 29N55 1555 Comment
  HSC69990  Allium hoffmanii Thomas W. Nelson, Jane P. Nelson 1978-6-22 4300 Trinity Along branch rd. off Dubakella Rd. 2 mi. from jct. with Red Mtn. Motorway 1555 Comment
  RSA258872  Allium hoffmanii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5551 Trinity Black Lassic. 1738 Comment
  HSC75241  Allium siskiyouense Thomas W. Nelson, Jane P. Nelson 1980-5-7 5195 Trinity Shasta-Trinity National Forest along rd. 29N58, Rattlesnake Ridge at junction with rd. 30N29. 1341 Comment
  CAS-BOT-BC474319  Allium validum Milo S. Baker 1926-8-8 255 b-26 Trinity Meadow bet Red Mt & Granite Pk 2194 Comment
  CAS-BOT-BC478044  Allium validum P. A. Munz 1951-7-22 16837 Trinity infrequent in cold, wet alder-bog of Ref Fir Forest Community; Patty John Basin, North Yollo Bolly Mts. 1981 Comment
  UC2046555  Allium validum William J. Ferlatte 1974-8-15 1639 Trinity rocky slope below west side of Summit Lake; edge of small stream Comment
  HSC78869  Alnus incana subsp. tenuifolia John S. Palmer 1973-9-7 188 Trinity Bear Lakes area, along trail to Big Bear Lake. 1723 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
  HSC86353  Amelanchier alnifolia J. O. Sawyer, J. Stephensen, J. Rivera 1985-5-3 4322 Trinity W of Edmond's Cabin on trail to old Denny 976 Comment
  HSC90614  Amelanchier alnifolia Jennifer Whipple 1977-9-9 2255 Trinity Below Lower Deadfall Lake in the Deadfall drainage 2104 Comment
  JEPS44698 Image available Amelanchier alnifolia var. semiintegrifolia W. L. Jepson 1934-5-5 16642 Trinity 3 mi w Peanut; Cold Spring Comment
  HSC50965  Amelanchier pallida G. L. Clifton, Overton 1979-6-3 3787 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  CAS-BOT-BC251147  Amelanchier utahensis R. C. Wenk 2005-6-18 175 Trinity Trinity County, Coffee Creek, Big Flat Meadow 1524 Comment
  UC1127759  Amelanchier utahensis C. R. Clar 1930-7-3 89 Trinity East Fork of Hayfork Creek; Trinity National Forest, Big Bar Quad. 1280 Comment
  UC922472  Amsinckia lycopsoides Annie M. Alexander and Louise Kellogg 1949-6-26 5702 Trinity n of Yolla Bolly middle Eel Primitive Area; White Rock Ranger Station 1706 Comment
  SEINET8734416 Image available Anaphalis margaritacea Unknown 1941-1 11530 Trinity Near McKay Camp, South Fork Mountain Comment
  HSC92198  Anemone drummondii Jennifer Whipple 1977-7-7 1944 Trinity Deadfall Creek drainage near Deadfall Lakes 2317 Comment
  HSC30253  Anemone drummondii William J. Ferlatte 1973-7-29 1473 Trinity Landers Lake Basin, swale at N side of lake 2165 Comment
  UCD95470  Anemone drummondii var. drummondii Joseph M. DiTomaso 1975-7-16 144 Trinity At outlet to Deer Lake. 2179 Comment
  JEPS23993  Angelica arguta Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6855 Trinity at summit of Scott Mountain Scott Mountain 2072 Comment
  JEPS23994  Angelica arguta Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6855 Trinity at summit of Scott Mountain Scott Mountain 2072 Comment
  CHSC68985  Angelica californica Vernon Oswald; Lowell Ahart 1997-7-17 8734 Trinity Forest Route 29 (Trinity National Forest) 4.9 mi south of Hwy. 36. 1249 Comment
  JEPS16013  Angelica tomentosa J. W. Patton 1834-11-13 Trinity Trinity National Forest, Peanut Peanut; Trinity National Forest, Peanut Comment
  SD148269  Angelica tomentosa G. K. Helmkamp 2001-7-8 6950 Trinity Trinity Mountains; 7.0 miles west of Wildwood at Telephone Ridge. 1280 Comment
  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
  HSC71974  Angelica tomentosa J. M. DiTomaso 1980-8-16 1880 Trinity FS 1N13, 3 mi. S of FS 2N07 at N Rattlesnake Creek 1372 Comment
  HSC57239  Anisocarpus madioides Walter Overton 1979-7-17 7795 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC70058  Anisocarpus madioides M. A. Baker 1980-5-24 1503 Trinity Near Long Ridge. 1006 Comment
  CAS-BOT-BC271448  Anisocarpus madioides Eugene Carter 1974-6-13 953 Trinity Along abandoned mining ditch opposite the mouth of Store Gulch, East Fork of North Fork Trinity River 533 Comment
  CAS-BOT-BC59295  Antennaria argentea John Thomas Howell 1937-7-21 13237 Trinity Big Flat Comment
  CDA10075  Antennaria argentea G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2715 Trinity At Bowerman Ridge Road on Highway 3 west of Clair Engle Lake, north of Weaverville, 1.25 miles (2 km) south of Preacher Meadow campground, midway between Covington Mill and Trinity Center. Trinity National Forest. Comment
  JEPS81835  Antennaria argentea Rimo Bacigalupi with Lincoln Constance 1959-6-17 7161 Trinity along Scott Mountain Road one-fourth mi s Scott Mountain Road summit ((between Callahan and Trinity Center)); along Scott Mountain Road 1645 Comment
  CAS-BOT-BC59251  Antennaria argentea Harold E. Parks; Joseph P. Tracy 1942-7-2 11587 Trinity Near Lemonade Spring South Fork Mt. 1371 Comment
  CAS-BOT-BC59292  Antennaria argentea Eugene Carter 1972-6-15 433 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 914 Comment
  CAS-BOT-BC94799  Antennaria argentea R. C. Wenk 2006-9-2 541 Trinity Trinity Alps, along Coffee Creek road, Big Flat Meadow 1554 Comment
  HSC82057  Antennaria argentea Thomas W. Nelson, Jane P. Nelson 1980-6-16 5464 Trinity Along road to Plummer Peak; ca. .5 mile from Philpot Campground 793 Comment
  JEPS59011  Antennaria argentea Elizabeth McClintock 1956-6-15 Trinity on trail to Stoddard Lake; East Fork Coffee Creek Comment
  POM126133  Antennaria argentea Joseph P. Tracy 1923-7-1 6507 Trinity South Fork Mountain: near summit on road to Low Gap of Mad River 1067 Comment
  SEINET10833652  Antennaria argentea M. S. Mayer, S. Meredith; D. Bjornbak 1985-4-20 Mayer s.n. Trinity Ridge top 300 ft. above creek with Jeffrey pine, Douglas-fir, and oak. 628 Comment
  SEINET7073504  Antennaria geyeri A. G. Vestal 1963-6-5 s.n. Trinity About 4.3 miles south of Hayfork on Route 3. UTM Zone 10, 485755mN, 4482582mN. Coordinate datum: NAD27. Comment
  UC582648  Antennaria howellii subsp. howellii Joseph P. Tracy 1935-8-8 14709 Trinity around White's Creek Lake (head of N Fk White's Cr); Devil's Canyon Mts., North Fork of White's Creek 1981 Comment
  HSC34410  Antennaria rosea subsp. rosea J. P. Smith, J. O. Sawyer 1973-7-3 6960 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  CAS-BOT-BC227720  Anthemis cotula Eugene Carter 1974-6-19 840 Trinity Salmon-Trinity Alps and vicinity. Dry road shoulder along the East Fork Road near Barney Gulch 518 Comment
  HSC70051  Anthriscus caucalis M. A. Baker 1980-5-25 1560 Trinity Near Shannon Butte 914 Comment
  SDSU10494  Antirrhinum cornutum D. F. Howe 1959-8-4 2792 Trinity Roadside 10.5 miles W of Weaverville on #299. 457 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
  RSA371502  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-9-9 408 Trinity Backbone Ridge. 0.4 miles S of Hobo Gulch Campgrounf, (0.1 miles S of U.S. Forest Service Road 34N07YA branch point), E side of road. (Hobo Gulch is 16.3 road miles N of the junction of this road with Hwy. 299 at Helena.) 945 Comment
  RSA371548  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-9-9 358 Trinity Burnt Ranch vicinity. 10.2 miles W of intersection with Big French Creek Road on Hwy. 299. 366 Comment
  UC1239000  Antirrhinum vexillocalyculatum subsp. breweri Freed W. Hoffman 1949-7-17 3025 Trinity 2.7 mi n A. A. Ranch (Mad River); North Coast Ranges, Mad River Comment
  UCD123487  Antirrhinum vexillocalyculatum subsp. breweri G. D. Barbe 1985-7-23 4243 Trinity 1 mile south of Peanut, just south of Salt Creek bridge, Hwy 3. 762 Comment
  SEINET6966512  Apocynum X medium Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork. Comment
  HSC35355  Apocynum androsaemifolium J. D. Ackerman, A. M. Montalvo 1975-6-22 476 Trinity Road to Black Lassic from Dinsmore, 4.5 mi. NE of Black Lassic Mtn. Comment
  UC184666  Apocynum androsaemifolium Harry S. Yates 1914-6-18 443 Trinity Rush Creek Comment
  UC722989  Apocynum androsaemifolium C. L. Hitchcock and J. S. Martin 1939-7-11 5372 Trinity ca. 11 mi. n. Dedrick (e. shore of upper Canyon Creek Lake); upper Canyon Creek Lake 1981 Comment
  CAS-BOT-BC94944  Apocynum androsaemifolium R. C. Wenk 2005-7-14 193 Trinity Trinity Alps, along Coffee Creek road, trailhead at base of South Fork of Coffee Creek, 3 mi. N of Big Flat Meadow 1402 Comment
  UCD135906  Apocynum androsaemifolium R. Wenk 2005-7-18 266 Trinity Trinity Alps, Coffee Creek, 4 miles down road from Big Flat Meadow. 1402 Comment
  HSC75094  Apocynum cannabinum J. P. Smith 1979-6-15 10100 Trinity Eagle Creek Campground, Shasta-Trinity National Forest 854 Comment
  RSA66418  Aquilegia formosa var. pauciflora P. A. Munz 1951-7-17 16592 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1402 Comment
  CAS-BOT-BC17262  Arabidopsis thaliana Philip Alexander Munz 1949-5-15 13216 Trinity Canyon Creek. Dedrick. Ripstein Public Campground. 975 Comment
  HSC64789  Arabidopsis thaliana J. P. Smith 1975-5-17 8140 Trinity Along Hwy. 299 at Hayden Flat Campground 390 Comment
  UC1299663  Arabis Freed W. Hoffman 1950-7-4 4000 Trinity from saddle between North Yolla Bolly and Black Rock (trail to Black Rock, s Trinity County); North Coast Ranges Comment
  UC1586871  Arabis Juha Pykala and D. H. Norris 1987-6-15 1697 Trinity 2.5 mi ene Wildwood; Hall City Caves 1219 Comment
  SEINET10480698  Arabis Mary Susan Taylor 1980-6-18 Taylor 2931 Trinity T1N R10W sec 32. Shasta-Trinity Natl Forest; on N side of Wilson Point Road, ca. 0.5 mi W of Midas Saddle Road, ca. 3.7 mi N of its jct with Hwy 36. 1372 Comment
  UCR138804  Arabis breweri M. S. Taylor, J. D. Prouty 1980-6-25 2967 Trinity W of Grizzly Peak and ridge, c. 5 mi due east of Lake McCloud 1614 Comment
  HSC56746  Arabis glabra G. L. Clifton, Butler 1979-7-18 8417 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  RSA0025594  Arabis glabra Thomas Stoughton, Mark Thom 2012-7-16 1638 Trinity Trinity Alps, Trinity Alps Wilderness, hillside adjacent Bowerman Meadows 1780 Comment
  UC1198308  Arabis glabra Joseph P. Tracy 1923-6-28 6408 Trinity Burnt Ranch Northern Coast Ranges 457 Comment
  RSA259550  Arabis holboellii var. pinetorum J. P. Smith, J. O. Sawyer 1973-7-4 7075 Trinity Trail 11W26 from Road 80 between Dubakella and South Dubakella Mountain. 1524 Comment
  HSC59109  Arabis holboellii var. retrofracta M. A. Baker 1979-7-3 988 Trinity Hetten Rock 1350 Comment
  HSC65002  Arabis platysperma var. howellii D. L. Goforth 1979-7-23 327 Trinity Trinity Alps Wilderness Area, head of Battle Creek 2256 Comment
  HSC41037  Arabis subpinnatifida Rich White 1977-5-7 48 Trinity Blue Point on Blue Point Ridge 1573 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
  SDSU2559  Aralia californica D. F. Howe 1959-8-4 2798 Trinity On #299, 50 mi. west of Weaverville. 152 Comment
  JEPS109555  Arceuthobium abietinum Dean W. Taylor 2002-7-19 18252 Trinity South Fork Mountain, Pickett Peak, opening along natural gas pipeline ca. 0.3 miles West from Forest Road 1S02 1645 Comment
  CHSC118446  Arceuthobium abietinum Julie Kierstead Nelson; Susan Erwin 2014-11-24 2014 -091 Trinity South Fork Mountain, 3 miles southeast of Blake Mountain, off Rd. 06N01, near Humboldt County boundary. UTM NAD 83 Zone 10, 453475m E, 4493890m N. 1633 Comment
  HSC33277  Arceuthobium campylopodum Thomas W. Nelson 1973-8-19 1106 Trinity N of Black Lassic 1524 Comment
  HSC15897  Arceuthobium campylopodum D. E. Anderson 1961-11-19 1893 Trinity Along Hwy. 299 near Burnt Ranch 450 Comment
  CAS-BOT-BC410149  Arceuthobium occidentale G. R. Kleeberger 1879-9-20 s.n. Trinity near Weaverville Comment
  HSC100031  Arctostaphylos canescens J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12943 Trinity Along road to summit of Hayfork Bally. 1517 Comment
  HSC42307  Arctostaphylos canescens Ed Cope 1977-5-7 58 Trinity Blue Point on Blue Point Ridge 1573 Comment
  UCD22539  Arctostaphylos canescens James I. Mallory 1970-1-1 365 Trinity Along Hayfork Highway (Hwy 3) about halfway between E. end of Hayfork Valley and Hayfork Divide. 990 Comment
  UCD39979  Arctostaphylos canescens Rodney Gale Myatt 1971-9-21 1208 Trinity About 1 mi. west of the town of Willow Creek. 426 Comment
  CAS-BOT-BC23949  Arctostaphylos canescens subsp. canescens Hayfork School 1924-4-24 s.n. Trinity Hayfork Comment
  UC1043539  Arctostaphylos canescens subsp. canescens P. C. Everett and E. K. Balls 1954-10-15 20300 Trinity 2.4 mi e Hayfork (on road from Douglas City) 762 Comment
  CHSC3614  Arctostaphylos glandulosa R. Jaegel 1966-2-12 35 Trinity Collected 3 miles west of Hayfork. Comment
  CHSC93384  Arctostaphylos klamathensis Martin J. Lenz 2005-8-1 2053 Trinity Approx. 2.1 air mi. WSW of Whalan Summit. UTM 10 542731 E 4556329 N. 1987 Comment
  UC1755189  Arctostaphylos klamathensis Dean W. Taylor 2002-6-13 18153 Trinity Scorpion Lake, Trinity Mountains, westerly upper flank Bonanza King 1798 Comment
  HSC54187  Arctostaphylos manzanita G. L. Clifton, Butler 1979-7-18 8473 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  UCD51926  Arctostaphylos manzanita A. E. Wieslander 1931-10-21 252 Trinity Ridge between Mad River and Hettenshaw Valley. 1188 Comment
  CAS-BOT-BC38628  Arctostaphylos manzanita subsp. manzanita Joseph P. Tracy 1949-8-26 18504 Trinity Happy Camp Mountain (In Trinity Summit Range, northeast of Hawkins Bar.) 1219 Comment
  RSA273412  Arctostaphylos manzanita subsp. manzanita Thomas W. Nelson 1976-2-7 2255 Trinity Piegeon Point. Comment
  HSC100032  Arctostaphylos nevadensis J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12944 Trinity Along road to summit of Hayfork Bally. 1517 Comment
  HSC54436  Arctostaphylos nevadensis Walter Overton 1979-7-18 8762 Trinity Near Van Horn Creek, close to the town of Mad River 1067 Comment
  HSC743  Arctostaphylos nevadensis William J. Ferlatte 1967-8-16 936 Trinity E side of Packer's Peak 2134 Comment
  CAS-BOT-BC44487  Arctostaphylos patula John Thomas Howell 1936-8-28 12864 Trinity 7 miles from Minersville on road to Weaverville Comment
  CAS-BOT-BC44494  Arctostaphylos patula H. G. R. Kleeberger 1878-12-30 s.n. Trinity Trinity Co. Comment
  CAS-BOT-BC44497  Arctostaphylos patula R. M. Holman 1933-4-23 s.n. Trinity Between Beegum and Wildwood on old road from Rerd Bluff to Fortuna Comment
  HSC39540  Arctostaphylos patula Thomas W. Nelson, Jane P. Nelson 1976-5-23 2542 Trinity Black Lassic, E side 1585 Comment
  HSC42491  Arctostaphylos patula Robert M. Specht 1977-6-30 1135 Trinity Comment
  HSC67137  Arctostaphylos patula J. P. Smith 1973-4-21 6271 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  RSA48905  Arctostaphylos patula P. A. Munz 1949-5-17 13275 Trinity 1 mile north of Rush Creek Public Camp on road to Trinity Alps. 1067 Comment
  UCD22546  Arctostaphylos patula James I. Mallory 1970-1-1 369 Trinity Hayfork Valley. Just east of Big Creek Road about 1 mile north of Hayfork Highway. 746 Comment
  CAS-BOT-BC46449  Arctostaphylos patula Mrs. H. C. Cantelow 1939-6-8 2651 Trinity Hayfork Road, 1 mi. n. of jct. Red Bluff Way. Comment
  CHSC40960  Arctostaphylos stanfordiana J. D. Jokerst 1984-7-27 2129 Trinity In canyon of Butter Creek. Ca. 3 air miles SE of Hyampom, N of and ca. 600 feet above Butter Creek on spur ridge. 762 Comment
  SEINET11993725  Arctostaphylos stanfordiana Unknown 1985-1 RR 50538 Trinity near Kettenpom 1052 Comment
  RSA96794  Arctostaphylos viscida subsp. mariposa P. C. Everett, E. K. Balls, George B. Everett 1954-10-15 20300 Trinity 2.4 mi. e. of Hayfork on road from Douglas City. 762 Comment
  CAS-BOT-BC47473  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1928-5-2 4648 Trinity Trinity Center Comment
  RSA49286  Arctostaphylos viscida subsp. viscida P. A. Munz 1949-5-17 13287 Trinity Eagle Creek Public Camp Ground. 915 Comment
  UC162887  Arenaria congesta var. suffrutescens M. H. Manning 21 Trinity Trinity Summit Comment
  HSC42462  Arnica cordifolia Robert M. Specht 1977-7-1 1141 Trinity Comment
  HSC46307  Arnica cordifolia J. P. Smith, J. O. Sawyer 1973-4-30 6359 Trinity 0.5 mi. E of the Indian Creek Bridge on Hwy. 299 Comment
  UC1199248  Arnica cordifolia Joseph P. Tracy 1926-5-31 7538 Trinity Oregon Gulch Mt. Northern Coast Ranges, Oregon Gulch Mt. 1066 Comment
  UCR45365  Arnica cordifolia M. Bransom, D. Brown, R. Hildebrant, N. Meiselman 1986-5-10 58 Trinity Philpot Campground Comment
  CAS-BOT-BC82569  Arnica discoidea G. R. Kleeberger 1880-7-9 s.n. Trinity unspecified 1524 Comment
  CAS-BOT-BC82578  Arnica discoidea L. R. Abrams 1916-7-22 6225 Trinity forested north slope between Mad & Trinity Rivers on Eureka - Red Bluff Road Comment
  CAS-BOT-BC82581  Arnica discoidea Eugene Carter 1975-8-19 1094 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail 1706 Comment
  HSC70105  Arnica discoidea Thomas W. Nelson, Jane P. Nelson 1978-6-22 4278 Trinity Along Dubakella Rd., 2.3 mi. from junction with Hwy. 36, intersection of FS 29N31 and FS 29N55 1402 Comment
  UC1730213  Arnica discoidea R. Spellenberg 1998-7-7 12491 Trinity ca. 5 mi SE of Burnt Ranch (on USFS extension of Friederich's Rd. up Mill Creek, near site of old bear trap; 2.5 road mi S of Hwy 299) 595 Comment
  RSA271912  Arnica discoidea Christopher Davidson 1975-6-6 2707 Trinity 13.7 mi N of Weaverville on Hwy 3. 823 Comment
  CAS-BOT-BC82656  Arnica latifolia Eugene Carter 1975-6-26 989 Trinity North Fork Trinity River. Grizzly Creek. Along trail east of Low-Gap Camp 1432 Comment
  HSC40058  Arnica mollis J. O. Sawyer 1970-8-8 2366 Trinity Dry rocks N of Mirror Lake 2287 Comment
  HSC92397  Arnica mollis Jennifer Whipple 1977-8-4 2140 Trinity Deadfall drainage near the upper Deadfall Lakes 2378 Comment
  JEPS20980  Arnica mollis Joseph P. Tracy 1935-8-7 14608 Trinity White's Creek (at head) Devil's Canyon Mts., White's Creek 2072 Comment
  CAS-BOT-BC85103  Arnica nevadensis Eugene Carter 1975-6-26 1011 Trinity North Fork Trinity River. Grizzly Creek. 1615 Comment
  SEINET185706  Arnica ovata Joseph P. Tracy 1935-8-6 14654 Trinity Devil's Canyon Mts.. Around White's Creeklake, head of North Fork of White's Creek, 1981 Comment
  UC582490  Arnica ovata Joseph P. Tracy 1935-8-2 14439 Trinity Mary Blaine Mt. 1950 Comment
  CHSC114615  Arnica venosa J. D. Jokerst; M. Meyer 1981-7-25 1411 Trinity Top of ridge ca 70 meters E of Spur B where it makes sharp turn from E to W. T35N R08W, center of S edge of NW 1/4 of section 2. 1066 Comment
  UCD129148  Arnica viscosa William J. Ferlatte; Alice Q. Howard 1970-8-9 1286 Trinity Boulder Creek Lakes. At west end of lower lake. 1798 Comment
  UCD129279  Artemisia douglasiana Joseph M. DiTomaso 1975-8-20 275 Trinity 1 mile northeast of pass on Deer Creek Trail from Sutarts Fork Trail. 1524 Comment
  CHSC71017  Asarum caudatum Vernon Oswald; Lowell Ahart 1998-5-14 9070 Trinity Wildwood Rd. 6.7 mi north of Hwy. 36, 1/4 mi north of Gemmill Gulch Picnic Area. 1024 Comment
  CAS-BOT-BC94947  Asclepias cordifolia R. C. Wenk 2005-7-18 265 Trinity Trinity Alps, Coffee Creek, 4 mi. down road from Big Flat Meadow 1402 Comment
  CAS-BOT-BC538053  Asclepias fascicularis G. Ledyard Stebbins 1973-7-1 s.n. Trinity East of Butter Creek Meadows (capsite) [exact location unknown] Comment
  HSC68834  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-19 5631 Trinity Along Old State Rte. 36 (Post Creek Rd.) at bridge over Glade Creek 884 Comment
  JEPS109647  Asclepias solanoana Dean W. Taylor 2002-6-27 18180 Trinity Hayfork Divide, jeep road ca. 0.5 miles north of Hayfork Summit on HIghway 3 1188 Comment
  RSA21599  Asclepias speciosa C. B. Wolf 1937-9-14 s.n. Trinity Inner North Coast Range, west weaver Creek, 2 mi. W. of Weaverville. 762 Comment
  CAS-BOT-BC65920  Aspidotis densa P. C. Everett; E. K. Balls 1959-10-23 23929 Trinity 3.7 mi. n. from Eagle Creek F.S. Camp along road to Callaban 914 Comment
  CHSC59657  Aspidotis densa B. Williams 1979-5-22 109 Trinity Shasta-Trinity NF/Yolla Bolly Road, 2.5 mi from Hwy 36 on rd 30 (to Pine Root Station), 0.3 mi from turnoff to Mud Springs. 1097 Comment
  HSC42101  Aspidotis densa Sue Sweet 1977-5-7 37 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC44106  Aspidotis densa M. A. Baker 1977-5-7 244 Trinity Blue Point on Blue Point Ridge 1573 Comment
  CAS-BOT-BC68796  Aspidotis densa John Thomas Howell 1936-8-26 12802 Trinity Tangle Blue Creek, Scott Mts. Comment
  RSA49285  Aspidotis densa P. A. Munz 1949-5-17 13288 Trinity Eagle Creek Public Camp Ground. 915 Comment
  RSA41883  Aster alpigenus H. C. Cantelow 1936-8-24 1551 Trinity Summit of Scott Mt. 1631 Comment
  RSA67261  Aster brickellioides Philip A. Munz 1951-7-18 16613 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  RSA134908  Aster oregonensis Percy C. Everett, E. K. Balls 1959-10-22 23925 Trinity 10 miles north from entrance to Trinity National Forest, along road to Trinity Center. 823 Comment
  RSA167211  Aster paludicola Joseph P. Tracy 1949-9-16 18575 Trinity 5 miles SW of Trinity Center 915 Comment
  CAS-BOT-BC177281  Astragalus accidens var. hendersonii Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  HSC39138  Astragalus purshii Gary S. Lester 1974-6-30 335 Trinity Saddle between N Yolla Bolly Mtn. and Black Rock Mtn., Yolla Bolly Wilderness Area 2165 Comment
  HSC86348  Astragalus purshii var. lectulus J. O. Sawyer, B. Bingham 1984-7-14 4254 Trinity Trinity/Tehama County line. Yolla Bolly Wilderness; between Solomon Peak and Sugarloaf Mtn. Comment
  HSC44842  Astragalus rattanii var. rattanii Thomas W. Nelson, Jane P. Nelson 1977-6-19 3534 Trinity Above Senteney Rock. 1494 Comment
  HSC14597  Astragalus whitneyi var. siskiyouensis William J. Ferlatte, B. D. Rodgers 1966-6-7 2075 Trinity 1 mi. W of Peanut 762 Comment
  HSC70043  Astragalus whitneyi var. siskiyouensis Thomas W. Nelson, Jane P. Nelson 1978-6-22 4260 Trinity Along Old Hwy. 3 at entrance to Philpot Campground 762 Comment
  RSA0006884  Astragalus whitneyi var. siskiyouensis R. C. Barneby 1954-5-18 11555 Trinity South of Peanut 793 Comment
  SEINET11262520  Asyneuma prenanthoides Robert L. Johnson, Mikel R. Stevens 2015-7-12 3967 Trinity Sierra Nevadas. 2.9 rd mi E of junction with Challenge Cuttoff Rd on La Porte Rd, Sharon Valley. At junction of La Porte Rd and Milk Ranch Rd (dirt rd).; 0 973 Comment
  HSC62706  Asyneuma prenanthoides M. A. Baker 1979-7-4 1002 Trinity Comment
  HSC78793  Athyrium distentifolium var. americanum John Palmer 1973-9-7 171 Trinity S side of Little Bear Lake 1860 Comment
  HSC41025  Athysanus pusillus J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8532 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  SEINET3167715  Athysanus pusillus R. W. Spellenberg 2010-4-15 14150 Trinity 3 km SE of Burnt Ranch and ca. 1/4 km W of HWy. 299, 1 air km NW of Cedar Flat on open rocky slope at top of "cliffs" ca. 300 m above river 575 Comment
  RSA49696  Athysanus pusillus P. A. Munz 1949-5-15 13209 Trinity Ripstein Public Campground, Dedrick. 976 Comment
  UC302290  Baccharis pilularis Joseph P. Tracy 1926-10-7 7808 Trinity Hennessey Road, leading up to South Fork of Trinity River Northern Coast Ranges, South Fork of Trinity River 609 Comment
  HSC41974  Balsamorhiza deltoidea Ed Cope 1977-5-21 100 Trinity Eagle Creek Campground 851 Comment
  HSC68148  Balsamorhiza deltoidea J. P. Smith 1975-5-17 8127 Trinity Just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  RSA21650  Balsamorhiza deltoidea C. B. Wolf 1937-6-13 8805 Trinity Inner North Coast Range, Red Bluff - Eureka Road, 6.2 mi. E. of Mad River Store. 1067 Comment
  HSC44490  Balsamorhiza sericea K. Irwin 1977-5-21 367 Trinity Scott Mountain Campground 1646 Comment
  CAS-BOT-BC16770  Barbarea orthoceras P. A. Munz 1951-7-21 16753 Trinity North Yolla Bolly Mountains. Head of Patty John Basin. 2072 Comment
  CAS-BOT-BC16771  Barbarea orthoceras Ella Dales Cantelow 1939-6-8 2647 Trinity South Fork Mountain, Blake Lookout Road. 5.4 miles from main Red Bluff-Alton Highway. Comment
  HSC26257  Barbarea orthoceras Thomas W. Nelson 1971-5-9 440 Trinity S Fork of the Trinity River Comment
  HSC73876  Barbarea orthoceras M. A. Baker 1980-7-13 2918 Trinity Near Mule Ridge 1585 Comment
  HSC78488  Barbarea orthoceras John S. Palmer 1973-7-1 80 Trinity Bear Lakes area, Tangle Blue Lake 1753 Comment
  HSC56719  Berberis aquifolium Gilbert Muth 1979-7-18 8334 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC32869  Berberis aquifolium var. repens Thomas W. Nelson, James Nelson 1973-5-28 925 Trinity Black Lassic Area 1799 Comment
  UCD22669  Blepharipappus scaber Linda Farley 1990-5-25 18 Trinity Scott Mt. 2133 Comment
  JEPS106472  Boechera J. K. Nelson with Susan Erwin and Jeff Paulo 2004-7-8 2004 -78 Trinity Yolla Bolly Wilderness, headwaters of East Fork South Fork Trinity River, ca. 1 mi SW of North Yolla Bolly Mountains 2100 Comment
  CHSC114580  Boechera breweri Barbara Williams; Sue Horner 1997-6-24 Trinity Shasta-Trinity National Forests, Hayfork Ranger District; along Post Creek ca. 10 mi. S of Hayfork. 853 Comment
  UC479211  Boechera breweri subsp. breweri Marcus E. Jones, A. M. 1931-7-16 28879 Trinity near Trinity river (Bu<???> Ranch) Comment
  UCD114367  Boechera lyallii Joseph M. DiTomaso 1976-8-10 664 Trinity 100 yards south of Anna Lake. 2316 Comment
  UC922593  Boechera platysperma Annie M. Alexander and Louise Kellogg 1948-8-18 5503 Trinity above East Fork Canyon Creek Lake; Trinity Mountains 1752 Comment
  JEPS84885  Boechera rigidissima Joseph P. Tracy 1935-8-3 14469 Trinity Mary Blaine Mt. 1950 Comment
Read comments Mar 15 2012
  UC562681  Boechera rigidissima Joseph P. Tracy 1935-8-3 14469 Trinity Mary Blaine Mt. 1950 Comment
  CHSC110661  Boechera serpenticola Julie Kierstead Nelson; Lusetta Nelson 2012-6-7 2012 -050 Trinity Blue Point 1/2 mile E of junction Hwy. 36 W and Bramlet Road (County Rd. 29); UTM NAD83 MDM 4472924N 484741E. 1309 Comment
  CAS-BOT-BC410932  Boechera sparsiflora James R. Shevock 1972-3-26 1456 Trinity Trinity River Basin, Shasta-Trinity National Forest. Along Highway 299 above the Trinity River at Logan Gulch just west of junction to Helena and west of Pigeon Point Campground 426 Comment
  CAS-BOT-BC25794  Boechera stricta Eugene Carter 1974-5-27 755 Trinity Salmon-Trinity Alps and vicinity. Along the Grizzley Creek Trail at the crossing. 1072 Comment
  CAS-BOT-BC25856  Boechera subpinnatifida Alice Eastwood; John Thomas Howell 1937-6-25 4975 Trinity Between Eagle and Bear Creeks. Comment
  SEINET3166346  Boechera subpinnatifida P. J. Alexander, C. D. Bailey 2009-4-2 978 -A, B Trinity Shasta National Forest, E side of CA Hwy 3, E side of the Trinity River between the Trinity and Scott Mountains, 15.5 miles NNE of Trinity Center, 0.1 miles NE of the confluence of Graves Creek with the Trinity River. 975 Comment
  UC1127180  Boykinia major N. French 1932-9-5 6 Trinity Canyon Creek; Trinity Forest, Big Bar Quad. 914 Comment
  CAS-BOT-BC418471  Boykinia major Milo S. Baker 1926-8-3 193 - '26 Trinity Trinity Alps Resort Comment
  RSA49453  Boykinia major E. K. Balls 1949-7-2 13782 Trinity Trinity County: Ripstein Camp, Canyon Creek. 762 Comment
  CAS-BOT-BC418424  Boykinia occidentalis Paul F. Covel 1937-7-15 792 Trinity Hgwy. west Willow Camp Comment
  JEPS123444  Brickellia grandiflora Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -121 Trinity Yolla Bolly Wilderness; Pettijohn Basin. Comment
  CAS-BOT-BC127694  Brickellia greenei H. M. Pollard 1953-8-23 s.n. Trinity Stuart Creek near Trinity Alps Resort 762 Comment
  HSC95487  Brickellia greenei Vernon H. Oswald, L. Ahart 1997-7-17 8735 Trinity Forest Route 29 (Trinity National Forest) 4.9 miles S of Hwy. 36 1250 Comment
  UC1222963  Brickellia greenei Joseph P. Tracy 1949-9-16 18574 Trinity Scott Mountain Creek, headwaters of Trinity River Trinity River (at roadside) Comment
  RSA167212  Brickellia greenei Joseph P. Tracy 1949-9-16 18574 Trinity Headwaters of Trinity River, Scott Mountain Creek 1372 Comment
  HSC44925  Brodiaea elegans subsp. elegans J. P. Smith, J. O. Sawyer 1975-6-23 8260 Trinity Philpot Campground 854 Comment
  UC1134023  Brodiaea elegans subsp. elegans C. R. Clar 1930-7-3 88 Trinity E. Fork Hayfork Creek Trinity <National> Forest, Big Bar Quadrangle Comment
  JEPS123164  Brodiaea rosea subsp. rosea D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 139 Trinity Trinity Center Comment
  CAS-BOT-BC144324  Bromus Doris K. Kildale 1931-5-17 10912 Trinity Hawknis Bar. 182 Comment
  UC249787  Bromus commutatus Joseph P. Tracy 1923-6-28 6417 Trinity Northern Coast Ranges, Burnt Ranch Burnt Ranch; Northern Coast Ranges, Burnt Ranch 457 Comment
  HSC40576  Bromus diandrus Thomas W. Nelson, James Nelson 1976-6-22 Trinity Above Senteney Rock 1524 Comment
  HSC73906  Bromus diandrus R. York 1980-5-24 671 Trinity Near Long Ridge. 1036 Comment
  HSC49271  Bromus hordeaceus J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9898 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC74034  Bromus hordeaceus Gail Newton 1980-7-10 1296 Trinity Near Senteney Rock 1463 Comment
  JEPS69210  Bromus madritensis subsp. rubens F. P. Cronemiller 1923-7-10 686 Trinity California National Forest, Indian Dick Ranger Station, Foster Glades Foster Glades; California National Forest, Indian Dick Ranger Station Comment
  RSA66471  Bromus suksdorfii P. A. Munz 1951-7-21 16771 Trinity Fisher Ridge, North Yolla Bolly Mts. 2165 Comment
  HSC99928  Bromus tectorum J. P. Smith, & J. O. Sawyer 2011-7-30 13342 Trinity Along Forest Service Road 7N04. 1439 Comment
  HSC75035  Bromus vulgaris J. P. Smith 1979-6-15 10096 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  CAS-BOT-BC273307  Cacaliopsis nardosmia Lower Trinity School 1924-4-24 s.n. Trinity Salyer Comment
  HSC59963  Cacaliopsis nardosmia M. A. Ericksen 1979-6-22 347 Trinity Horsehead Mtn. 1784 Comment
  HSC71505  Cacaliopsis nardosmia M. A. Baker 1980-7-2 2627 Trinity Near Horsehead Mtn. 1737 Comment
  JEPS20948  Cacaliopsis nardosmia Joseph P. Tracy 1940-5-17 16559 Trinity Low Gap 853 Comment
  UC249834  Cacaliopsis nardosmia Joseph P. Tracy 1923-6-30 6440 Trinity near summit on Weaverville Road Hay Fork Mountain (North Coast Ranges); , Hay Fork Mountain 1097 Comment
  CHSC114625  Cacaliopsis nardosmia Amy Miller 1995-6-15 Trinity Salt Creek Watershed; Ditch Gulch, along Rd 30N27. 1450 Comment
  JEPS77658  Calamagrostis breweri William J. Ferlatte 1977-8-24 1899 Trinity Stuart Fork drainage, basin W of Morris Lake 2350 Comment
  HSC78431  Calamagrostis koelerioides John S. Palmer 1974-9-15 286 Trinity Bear Lakes Area, rock chute SW of Big Bear Lake 1860 Comment
  POM257609  Calamagrostis koelerioides C. L. Hitchcock, J. S. Martin 1939-7-11 5405 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1890 Comment
  HSC1285  Calocedrus decurrens D. E. Anderson 1961-10-8 1866 Trinity Near E Weaver Lake 1982 Comment
  HSC49254  Calocedrus decurrens J. P. Smith, Thomas W. Nelson 1978-5-6 9801 Trinity Shasta-Trinity National Forest, junction of Forest Service Roads to Mud Springs and Seven Up Cedars 1616 Comment
  RSA20757  Calochortus amabilis Carl B. Wolf 1937-6-20 8962 Trinity North Coast Range, 13 7/10 mi S of Zenia on Covelo Rd. 915 Comment
  HSC75741  Calochortus coeruleus Bill Copeland 1980-7-1 278 Trinity Near Fern Campground 1585 Comment
  CAS-BOT-BC487855  Calochortus coeruleus Joseph P. Tracy 1933-7-16 12761 Trinity South Fork Mountain, near head of 8-mile ridge, Northern Coast Ranges 1645 Comment
  CDA39293  Calochortus coeruleus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2698 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. Comment
  HSC46802  Calochortus coeruleus William J. Ferlatte 1976-5-19 1771 Trinity Canyon of Coffee Creek at E Fork of Coffee Creek, N side of rd., E side of E Fork 1052 Comment
  CHSC31331  Calochortus elegans Mark Stopher 1980-5-6 53 Trinity Above the Trinity River near Cedar Flat on Rte 299. 350 Comment
  JEPS61937  Calochortus elegans Joseph T. Gregory 1933-7-16 426 Trinity South Fork Mt. 1524 Comment
  CAS-BOT-BC227814  Calochortus elegans var. nanus Eugene Carter 1974-6-14 825 Trinity Salmon-Trinity Alps and vicinity. At Pfeiffer Flat 1047 Comment
  CAS-BOT-BC488622  Calochortus elegans var. nanus Alice Eastwood; John Thomas Howell 1937-6-25 4987 Trinity Scott Mts., N of Carrville Comment
  RSA0088732  Calochortus nanus Bonnie C. Templeton 1968-6-13 11318 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  HSC40510  Calochortus nudus J. O. Sawyer, K. A. Sawyer, J. P. Smith 1974-6-25 2593 Trinity Along trail to Granite Lake 1585 Comment
  HSC584  Calochortus nudus William J. Ferlatte 1967-8-17 963 Trinity Ridge W of Bullards Basin head 2043 Comment
  UC130676  Calochortus nudus H. M. Hall Jul 1909 8684 Trinity Pine Creek Salmon Mountains 1524 Comment
Read comments Sep 6 2009
  UC922326  Calochortus nudus Annie M. Alexander and Louise Kellogg 1949-7-11 5784 Trinity nw of Trinity Center; South Branch of Coffee Creek, Union Creek 1828 Comment
  CAS-BOT-BC492709  Calochortus nudus Thomas W. Nelson; Jane P. Nelson 1980-7-17 6098 Trinity Along Forest Service Road 17 at summit at county line. 2072 Comment
  HSC65003  Calochortus nudus D. L. Goforth 1979-7-6 209 Trinity Scott Mtn. Meadow 1646 Comment
  SEINET10971612  Calochortus nudus var. shastensis Mary Susan Taylor 1980-7-23 Taylor 3183 Trinity Shasta-Trinity Natl Forest, on N side of Upper Bluff Lake Road (40N98A), in meadow in Yellow Pine Forest, ca. 19.6 mi NE of Trumble's Ranch on Hwy 3 via rd 42N17. 2073 Comment
  HSC34558  Calochortus tolmiei Lon Hall 1975-5-16 343 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC67470  Calochortus tolmiei Thomas W. Nelson, Jane P. Nelson 1980-5-25 5342 Trinity Along Covelo-Zenia Rd., 0.5 mi. S of Kettenpom store 1037 Comment
  HSC15379  Calochortus tolmiei Lincoln Constance, A. A. Beetle, J. P. Tracy 1940-5-17 2614 Trinity Larrabee Valley, near Eureka 762 Comment
  HSC46029  Calochortus tolmiei Catherine Chin 1978-5-13 64 Trinity 793 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
  SEINET10933142  Calochortus tolmiei Botany 1985-5-11 BOTANY s.n. Trinity T29n,r10w,sec.26, h.m. Basin gulch campground off hwy 36. Jeffrey pine, quercus Kelloggii habitat 792 Comment
  CAS-BOT-BC132649  Calochortus uniflorus Mrs. H. C. Cantelow 1940-7-13 s.n. Trinity Summit of Scott Mt. 1630 Comment
  CAS-BOT-BC132654  Calochortus uniflorus Lester Rowntree 1936-7-12 s.n. Trinity Granite Creek, Trinity Mts. Comment
  HSC31674  Calochortus uniflorus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5676 Trinity 8 mi. W on 1S07 from its junction with the county road. Comment
  HSC40575  Calochortus vestae Thomas W. Nelson, Jane P. Nelson 1976-7-1 2883 Trinity Below Senteney Rock 1433 Comment
  RSA42051  Calycadenia ciliosa H. C. Cantelow 1936-8-23 1554 Trinity Along Trinity River about 5 miles south of Scott Ranch Comment
  CDA10567  Calycadenia fremontii Vernon H. Oswald & Lowell Ahart 1998-7-28 9380 Trinity Rattlesnake Road along the west side of Post Creek, 0.2 mile north of Highway 36, east of Forest Glen. Comment
  HSC86845  Calycadenia fremontii J. D. Jokerst 1985-7-27 2130 Trinity Canyon of Butter Creek ; ca. 3 air miles SE of Hyapom 762 Comment
  HSC64172  Calycadenia truncata J. O. Sawyer, Thomas W. Nelson 1978-6-9 3165 Trinity Trail to Red Mtn. 1220 Comment
  UC495636  Calycadenia truncata Joseph P. Tracy 1932-6-17 10196 Trinity North Coast Ranges, Three Forks of Mad River 883 Comment
  RSA298140  Calycadenia truncata subsp. truncata J. O. Sawyer, Thomas W. Nelson 1978-6-9 3165 Trinity Trail to Red Mt. 1220 Comment
  CAS-BOT-BC275410  Calycadenia truncata var. truncata Paul F. Covel 1937-7-15 1061 Trinity Hayden Flat 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
  UC906739  Calyptridium monospermum Harold E. Parks and Joseph P. Tracy 1942-7-3 11624 Trinity below Hettenshaw Valley (Van Duzen River); Van Duzen River 914 Comment
  SEINET10496581  Calystegia malacophylla Mary Susan Taylor 1980-6-30 Taylor 3012 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
  CAS-BOT-BC221267  Calystegia malacophylla subsp. malacophylla Eugene Carter 1968-6-22 174 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 2 1/2 mi. up Morrison Gulch Trail 1524 Comment
  HSC69685  Calystegia occidentalis subsp. occidentalis Thomas W. Nelson, J. O. Sawyer 1978-6-9 4141 Trinity Red Mtn. 1250 Comment
  CDA39901  Calystegia occidentalis subsp. occidentalis L. P. Janeway 1996-7-13 5040 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. Comment
  HSC40605  Calystegia occidentalis subsp. occidentalis Thomas W. Nelson, James Nelson 1976-6-22 2810 Trinity Along upper margin of meadow below Senteney Rock 1433 Comment
  UCR39777  Camassia leichtlinii subsp. suksdorfii Michelle A. Strull, L. Linstedt, C. Houseman 1984-5-12 23 Trinity Philpot [Cold Springs] Campground 979 Comment
  HSC40363  Camissonia contorta Linda M. Barker, Raul Tuazon 1976-5-1 1431 Trinity Hwy. 3, 2 mi. S of Hwy. 299 on Hayfork Mtn. 671 Comment
  UC505098  Camissonia contorta Joseph P. Tracy 1932-6-17 10175 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  UC1212561  Campanula prenanthoides Francia Chisaki and Helen Sharsmith 1959-8-18 4725 Trinity on Scott Mountain grade about 3 mi above Scott Mountain Creek (moist area above Tangle Blue Creek); Inner North Coast Ranges 1371 Comment
  SEINET10462953  Campanula prenanthoides Holt 1932-7-2 Holt s.n. Trinity Bonanza King 1524 Comment
  SEINET10840320  Campanula prenanthoides Van Dke 1931-6-23 VAN DYKE s.n. Trinity NASH MINE ABOVE CARVILLE Comment
  JEPS87804  Campanula rotundifolia Vernon H. Oswald and Lowell Ahart 1994-8-1 6430 Trinity ca. 2.5 mi. (air) w. Mt. Eddy (Forest Rd. 40N45 at Bear Creek, 1.8 mi. s. of Forest Rd. 17) 1889 Comment
  JEPS57192  Campanula scabrella L. R. Heckard 1967-8-13 1681 Trinity above Deadfall Lakes (se ridge of Mt Eddy); Mt. Eddy 2438 Comment
  HSC76272  Campanula scouleri John Demarinis 1981-7-23 856 Trinity Near Browns Canyon. 899 Comment
  RSA49805  Campanula scouleri E. K. Balls 1949-7-1 1775 Trinity Trial from Ripstein Camp to lakes, Canyon Creek. 1067 Comment
  RSA49970  Campanula scouleri E. K. Balls 1949-6-30 13680 Trinity Above Ripstein Camp, Canyon Creek 793 Comment
  SEINET10972086  Campanula scouleri Dickson 1973-6-29 Dickson s.n. Trinity NORSE BUTTE ON S. FORK MTN. HWY 36 OLD GROWTH DOUG FIR FOREST, ROADSIDE. T1S R6E SEC. 1. 1280 Comment
  HSC384  Campanula wilkinsiana William J. Ferlatte 1967-8-6 782 Trinity Canyon Creek Lakes, above the upper lake. 1738 Comment
  CAS-BOT-BC183660  Capsella bursa-pastoris Eugene Carter 1975-4-9 923 Trinity East Fork of North Fork Trinity River. Site of Ozark Mine cabin 563 Comment
  HSC28799  Capsella bursa-pastoris J. P. Smith 1973-4-21 6325 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC44084  Capsella bursa-pastoris Thomas W. Nelson, Jane P. Nelson 1977-4-24 3348 Trinity Along USFS Rd. 5E27, N of junction with Rd. 1S07 1524 Comment
  HSC26411  Cardamine californica J. P. Smith, J. O. Sawyer 1973-3-11 5871 Trinity Trail along the Trinity River and New River beginning at Grays Falls. Comment
  HSC37818  Cardamine californica Thomas W. Nelson, Jane P. Nelson 1976-2-7 2261 Trinity At White's Bar Comment
  HSC64133  Cardamine californica J. P. Smith 1973-4-21 6210 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  UCD114182  Cardamine californica Joseph M. DiTomaso 1975-6-18 26 Trinity Trinity Alps, 0.5 mile east of Willow Creek on Deer Creek Trail. 1676 Comment
  CAS-BOT-BC37828  Cardamine nuttallii G. R. Kleeberger 1880-4-11 s.n. Trinity Weaverville. 1219 Comment
  UC56308  Cardamine nuttallii Joseph Burtt Davy June 21-23, 1899 5832 Trinity Trinity Summit 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
  RSA783703  Carex abrupta Barbara L. Wilson, Keli Kuykendall, Julie Nelson, Bruce Newhouse 2001-7-12 10583 Trinity Shasta-Trinity National Forest: Deadfall Creek Meadow. 1.3 mi S of Parks Creek Summit on Forest Service Road 17. 1951 Comment
  CHSC43071  Carex amplifolia L. P. Janeway 1984-6-23 888 Trinity Above East Fork Stuart Fork. Upper slope near crest. 1158 Comment
  JEPS88152  Carex amplifolia V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7934 Trinity NW of Platina (Deer Lick Knob Rd (Forest Rte. 1) 16.0 mi (odometer) N of Hwy 36(via Harrison Gulch Rd)); High North Coast Ranges 1066 Comment
  CAS-BOT-BC18150  Carex athrostachya R. Tallent 1987-8-14 931 Trinity Trinity Alps Wilderness. Dry pond bed northwest of Landers Lake. 2165 Comment
  HSC33302  Carex athrostachya William J. Ferlatte 1974-7-24 1575 Trinity Big Flat at the head of Coffee Creek, W side of Lake Martin 1524 Comment
  JEPS97169  Carex athrostachya Sue Pappalardo 1995-6-16 670 Trinity along Sailor Bar Creek just above FS Rd. 33N45 Shasta-Trinity National Forests, Big Bar Ranger District 1030 Comment
  CAS-BOT-BC18151  Carex athrostachya Mrs. H. C. Cantelow 1936-5-22 1268 Trinity South of Trinity Center near Scott Ranch. Comment
  CAS-BOT-BC19100  Carex aurea William J. Ferlatte 1974-7-24 1557 Trinity Trinity Alps. Big Flat, near head of Coffee Creek. 100 yards west of Coffee Creek Road at start of Packers Peak Trail. 1524 Comment
  HSC75760  Carex bolanderi Alerie Gizinski 1981-7-30 236 Trinity Near Goat Hill. 1433 Comment
  RSA67547  Carex bolanderi Phillip A. Munz 1951-7-17 16590 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 Comment
  UC249764  Carex bolanderi Joseph P. Tracy 1923-6-28 6392 Trinity Burnt Ranch North Coast Ranges 457 Comment
  HSC96353  Carex bolanderi L. P. Janeway 1996-6-29 5032 Trinity 0.7 mi. NW of Trinity Mtn., upper drainage of Van Ness Creek, along FS Rd. 34N31, 1 mi. from Van Ness Creek Rd. 1080 Comment
  CDA33041  Carex brainerdii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2745 Trinity River wash north of Trinity Center, south side of Trinity River, west of Highway 3, 0.4 mile north of Coffee Creek Road Comment
  CAS-BOT-BC34385  Carex cusickii Mrs. H. C. Cantelow 1936-5-22 1269 Trinity 3 miles south of Trinity Center near Scott Ranch. Comment
  SEINET7556590 Image available Carex deflexa var. boottii Alice Eastwood, John Thomas Howell 1937-6-25 4897 Trinity Trinity Alps Resort. Comment
  UCD140245  Carex deflexa var. boottii A. H. Murphy 1959-7-22 59 S Trinity Trinity - Siskiyou County: Porcupine Lake. 2286 Comment
  CAS-BOT-BC20526  Carex densa John Thomas Howell 1955-6-14 30411 Trinity Weaverville. 609 Comment
  CAS-BOT-BC20528  Carex densa Mrs. H. C. Cantelow 1936-5-22 1270 Trinity 3 miles S of Trinity Center, Scott Ranch. Comment
  CAS-BOT-BC421427  Carex echinata Julie Kierstead Nelson; Susan Erwin; Martin Lenz 2009-8-26 2009 -003 Trinity In Upper Hayfork Creek watershed, ca. 200 m east of Forest Road 30; 3 miles south of Hwy. 36. 1140 Comment
  JEPS123123  Carex echinata subsp. echinata D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 042 Trinity Trinity Creek Watershed Comment
  CAS-BOT-BC229162  Carex feta Eugene Carter 1975-6-19 979 .0 Trinity North Fork Trinity River. Swamp along trail west of Digger Pine Flat 769 Comment
  CHSC43917  Carex feta L. P. Janeway 1987-6-29 2377 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. Flat mdw-wetland area on N side of Lewiston Rd 1.9 mi from hwy 299. 533 Comment
  CHSC43985  Carex feta L. P. Janeway 1984-6-23 894 Trinity North-facing slope above East Fork Stuart Fork. Upper slope near crest. 1158 Comment
  HSC82582  Carex fracta Thomas W. Nelson, Jane P. Nelson 1979-5-26 4703 Trinity On flood plain of Trinity River, 100 m above mouth of Indian Creek 488 Comment
  JEPS109659  Carex geyeri Dean W. Taylor 2002-5-21 18068 Trinity Bear Creek, along trail ca. 0.5 miles West from the old highway, on the Wilderness Boundary 1021 Comment
  JEPS102220  Carex hassei L. P. Janeway 2001-5-28 7074 Trinity Klamath Ranges. At large open meadow just east of Goat Camp Spring; near top of Brushy Mountain (ridge), near Road 29N28 5.5 km north of junction of roads 30 & 35 which is at the junction of Shasta, Tehama, and Trinity Counties. 1400 Comment
  UC906719  Carex hoodii Harold E. Parks and Joseph P. Tracy 1947-6-27 11632 Trinity Cold Springs South Fork Mountain 1645 Comment
  CAS-BOT-BC28195  Carex hoodii Harold Ernest Parks; Joseph Prince Tracy 1947-6-27 11632 Trinity South Fork Mt. at Cold Springs. 1645 Comment
  HSC44034  Carex hoodii Thomas W. Nelson, Jane P. Nelson 1976-6-22 2853 Trinity Trinity-Humboldt County line, spring along road to Goat Hill 1646 Comment
  CAS-BOT-BC7669  Carex integra Rimo Bacigalupi 1959-7-2 7237 Trinity Just north of Big Flat, headwaters of Coffee Creek; Salmon Mts. region. 1511 Comment
  JEPS25604  Carex integra Rimo Bacigalupi 1959-7-2 7237 Trinity just n Big Flat (headwaters of Coffee Creek); Salmon Mts. region, Coffee Creek 1511 Comment
  CAS-BOT-BC7668  Carex integra Joseph Prince Tracy 1932-7-15 10589 Trinity Trinity Summit. Ridges east of Corral Prairie. 1828 Comment
  RSA66644  Carex lenticularis var. impressa Phillip A. Munz 1951-7-21 16808 Trinity S slope of North Yolla Bolly Peak 2271 Comment
  HSC26739  Carex lenticularis var. lipocarpa William J. Ferlatte, Alice Q. Howard 1972-8-7 1411 Trinity Boulder Creek Basin 1585 Comment
  CHSC98566  Carex luzulina Thomas W. Nelson; Jane P. Nelson 1983-7-29 7567 A Trinity North Coast Ranges. Along Forest Service road 39N26 via Forest Service road 38N15 in Mumbo Basin 13.1 miles from junction with State Route 3. 1584 Comment
  CHSC114080  Carex luzulina Jennifer Buck; Danielle Roach 2009-8-27 WBCCC 02 A Trinity Headwaters West Branch Crow Creek, 1 mile south of Mumbo Basin, The Eddys; UTM Zone 10N, 540746E, 4558975 1883 Comment
  CAS-BOT-BC31553  Carex luzulina var. luzulina P. A. Munz 1951-7-21 16752 Trinity Head of Patty John Basin, North Yolla Bolly Mts. 2072 Comment
  CDA17809  Carex luzulina var. luzulina G. D. Barbe, J. T. Howell & T. C. Fuller 1980-5-2 2759 Trinity Trinity Mountains; 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-BC31821  Carex mendocinensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53486 Trinity Rattlesnake Road, 0.73 to 1.5 mi SW of Peanut. 853 Comment
  CAS-BOT-BC344995  Carex mendocinensis L. P. Janeway 2006-7-4 8802 Trinity Klamath Ranges. W side of the Trinity River floodplain; E side of Hwy 3, 1.1 km S of Tangle Blue Creek. 969 Comment
  JEPS120570  Carex mendocinensis L. P. Janeway 2006-7-4 8802 Trinity Klamath Ranges. West side of the Trinity River floodplain; east side of Hwy 3, 1.1 km south of Tangle Blue Creek . Comment
  CAS-BOT-BC146624  Carex mendocinensis John Thomas Howell 1936-8-26 12808 Trinity Tangle Blue Creek, Scott Mts. Comment
  CAS-BOT-BC31976  Carex multicaulis John Thomas Howell 1937-7-27 13586 Trinity Coffee Creek Canyon near Union Creek Comment
  CAS-BOT-BC31978  Carex multicaulis Roxana S. Ferris; Laura Lorraine 1948-6-11 11708 -A Trinity 8 miles from Hayfork on road to Douglas City. Comment
  HSC78293  Carex multicaulis John S. Palmer 1975-7-23 405 Trinity Slope above Log Lake 1982 Comment
  JEPS123058  Carex multicaulis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 082 Trinity Bonanza King Comment
  CAS-BOT-BC32022  Carex multicaulis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53502 Trinity Ca 6 mi SW of Trinity Center on road to Weaverville. 883 Comment
  CAS-BOT-BC32025  Carex multicaulis John Thomas Howell 1954-4-26 29163 Trinity 3 mi from Douglas City on Redding road. Comment
  SEINET7486006 Image available Carex multicaulis Barbara L. Wilson, Richard E. Brainerd, Nick Otting 2009-1 15477 Trinity along Highway 299 923 Comment
  HSC43475  Carex nervina Thomas W. Nelson, Jane P. Nelson 1976-6-22 2861 Trinity Trinity-Humboldt County line, in spring along road to Goat Hill 1646 Comment
  CAS-BOT-BC119481  Carex nudata Alice Eastwood; John Thomas Howell 1937-6-25 4898 Trinity Trinity Alps Resort Comment
  HSC44237  Carex nudata M. A. Baker 1977-5-21 309 Trinity Eagle Creek Campground 851 Comment
  HSC45965  Carex nudata J. P. Smith 1973-4-21 6256 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC82457  Carex nudata Thomas W. Nelson, Jane P. Nelson 1979-6-14 4753 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  CAS-BOT-BC118948  Carex pellita Mrs. H. C. Cantelow 1936-5-22 1275 Trinity Near Scott Ranch, 3 mi from Trinity Center. Comment
  CAS-BOT-BC118807  Carex preslii Philip Alexander Munz 1951-7-21 16764 Trinity Fisher Ridge, head of Patty John Basin. N. Yolla Bolly Mts. 2286 Comment
  HSC82365  Carex rossii Thomas W. Nelson, Jane P. Nelson 1978-7-24 4489 Trinity Along road to Bully Choop, 100 m N of junction with road to lookout 1768 Comment
  CAS-BOT-BC117962  Carex rossii T. W. Nelson; J. P. Nelson 1978-7-24 4489 Trinity Weaverville Quad. Along road to Bully Choop 100 m N of jct w/ rd to lookout. 1767 Comment
  HSC70100  Carex rossii Thomas W. Nelson, Jane P. Nelson 1978-6-22 4284 Trinity Along Dubakella Rd., 3.7 mi. from junction with State Route 36 1433 Comment
  CAS-BOT-BC117915  Carex scabriuscula Peter H. Raven 1956-9-4 10432 Trinity Along stream, Deadfall Lakes. Due W of Mt. Eddy. 2286 Comment
  CHSC43987  Carex scabriuscula L. P. Janeway 1984-6-22 880 A Trinity Meadow adjacent to the campground at Scott Summit. 1645 Comment
  SEINET7486451 Image available Carex scabriuscula Peter F. Zika 2009-8-26 1840 Trinity E side of Route 26, 3.1 road miles NW of junction with Route 25 1840 Comment
  HSC91260  Carex scopulorum Jennifer Whipple 1977-8-3 2083 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 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
  UC562433  Carex spectabilis Joseph P. Tracy 1935-8-6 14663 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1950 Comment
  SEINET10748081  Carex stipata Thomas W. Nelson, Jane P. Nelson 1979-5-26 Nelson 4700 Trinity Weaverville Quad. T32N, R9W, Sec. 5. Growing on wet alluvial soil on flood plain of Trinity River 100 m above mouth of Indian Creek. 488 Comment
  UC184665  Carex stipata var. stipata Harry S. Yates 1914-6-14 432 Trinity Rush Creek, Anderlines Comment
  HSC76783  Carex straminiformis John S. Palmer 1976-7-14 498 Trinity Bear Lakes Area, basin between Bear Lakes 1579 Comment
  HSC44014  Carex subfusca Thomas W. Nelson, Jane P. Nelson 1976-6-22 2848 Trinity Trinity-Humboldt County line, spring along road to Goat Hill 1646 Comment
  JEPS121636  Carex subfusca Deborah Stout, Danielle Roach 2011-9-21 Trinity Deadfall Meadow, west slope of Mt. Eddy. Abundant in west sloping meadow, NW aspect; over glacial till. South China Mountain quadrangle. AWM1_D Comment
  HSC103630  Carex vesicaria Thomas W. Nelson, Jane Nelson 1980-8-22 6290 Trinity Eleanor Lake 1555 Comment
  HSC76782  Carex whitneyi John S. Palmer 1976-7-4 469 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  HSC46829  Castilleja applegatei William J. Ferlatte 1975-8-24 1729 Trinity Slope above and to the S of Deer Lake between Deer Creek Pass and Siligo Peak 2256 Comment
  HSC78409  Castilleja applegatei John S. Palmer 1974-7-16 233 Trinity Bear Lakes Area, ridge top S of Big Bear Lake 2073 Comment
  CAS-BOT-BC241155  Castilleja applegatei subsp. pinetorum H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail 1828 Comment
  CAS-BOT-BC241161  Castilleja applegatei subsp. pinetorum John Thomas Howell 1937-7-25 13495 Trinity Stuarts Fork of Trinity River 2225 Comment
  CAS-BOT-BC241168  Castilleja applegatei subsp. pinetorum Eugene Carter 1972-6-28 485 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 1/2 mile northeast of Whites Creek Lake 1859 Comment
  CAS-BOT-BC241173  Castilleja applegatei subsp. pinetorum P. A. Munz 1951-7-20 16720 Trinity N.E. slope of Black Rock, North Yolla Bolly Mts. 2133 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
  CHSC69835  Castilleja applegatei subsp. pinetorum Jennifer Whipple 1976-7-13 1450 Trinity Mount Eddy, Klamath Mountains. Bear Creek drainage. 2377 Comment
  RSA49800  Castilleja applegatei subsp. pinetorum E. K. Balls 1949-7-1 13715 Trinity Canyon Creek Meadow, Canyon Creek, 8 miles above Dedrick. 1372 Comment
  RSA49935  Castilleja applegatei subsp. pinetorum E. K. Balls 1949-7-6 13845 Trinity Trinity River. Trail to Scorpion Creek nr.road [<--misspelling that is on the label] from Trinity Center to Scott Mt. 732 Comment
  UC722113  Castilleja applegatei subsp. pinetorum C. L. Hitchcock and J. S. Martin 1939-7-12 5353 Trinity 6 mi n Dedrick (on Canyon Creek Trail); Salmon-Trinity Alps Comment
  HSC12671  Castilleja arachnoidea William J. Ferlatte, Alice Q. Howard 1970-8-12 1309 Trinity Ridge W of upper Canyon Creek 2256 Comment
  UCD122126  Castilleja arachnoidea Joseph M. DiTomaso 1975-7-16 137 Trinity On trail above Van Matre Meadows. 2103 Comment
  HSC34677  Castilleja attenuata A. M. Montalvo 1975-5-17 251 Trinity Humboldt Meridian, along Hwy. 299 at the Hayden Flat Campground 390 Comment
  HSC104283  Castilleja exserta subsp. exserta Samantha E. Andres 2016-6-19 25 Trinity Along trail to Middle Boulder Lake, ~.5 mi. from the Pacific Crest Trail 1960 Comment
  JEPS4344  Castilleja lacera W. L. Jepson 1897-7-24 21404 Trinity South Yolla Bolly, se Trinity County Inner North Coast Range; [=modern Solomon Peak, see FB 1_107] Comment
  CAS-BOT-BC252483  Castilleja miniata Eugene Carter 1973-8-9 652 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Along the Grizzly Creek Trail below Lower Grizzly Meadows. 1615 Comment
  UC444890  Castilleja miniata Harry S. Yates 1914-6-14 436 Trinity Rush Creek-Anderlines Rush Creek Comment
  CAS-BOT-BC252486  Castilleja miniata P. A. Munz 1951-7-18 16628 Trinity dry rock ledges on north slope of North Yolla Bolly Peak, North Yolla Bolly Mts., line of Tehama-Trinity County 1981 Comment
  CHSC117338  Castilleja miniata subsp. miniata L. P. Janeway; B. Castro 2016-8-1 12126 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  HSC73625  Castilleja pruinosa Gail Newton 1980-7-10 1276 Trinity Near Senteney Rock 1463 Comment
  HSC34427  Ceanothus arcuatus J. P. Smith, J. O. Sawyer 1973-7-3 7013 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  SBBG116551  Ceanothus arcuatus D. Wilken with E. Painter 2003-7-23 16179 Trinity St Hwy 3, near Slate Crk, ca. 0.8 km SW of edge of west arm of Clare Engle Reservoir 795 Comment
  HSC55434  Ceanothus cordulatus G. L. Clifton 1979-7-16 7923 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  SBBG116565  Ceanothus cordulatus D. H. Wilken 2003-7-18 16169 Trinity Boulder Crk Rd on sharp turn ca. 3 km S of Coffee Crk, ca. 2.2 km E of Little Boulder Crk 1390 Comment
  CAS-BOT-BC49166  Ceanothus cuneatus Doris Kildale 1929-5-1 7840 Trinity Callahan Comment
  HSC18271  Ceanothus cuneatus John L. Heywood, D. H. Norris 1968-3-30 1781 Trinity 8.94 mi. E of Humboldt County Line on Hwy. 299 Comment
  HSC27418  Ceanothus cuneatus J. P. Smith 1973-4-7 6022 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
  UCD112094  Ceanothus cuneatus Roger Raiche 1985-6-15 RR 50537 Trinity near Kettenpom. 1005 Comment
  CAS-BOT-BC50968  Ceanothus integerrimus E. K. Balls 1949-7-1 13758 Trinity Trail from Dedrick to lakes, Canyon Creek 1066 Comment
  CAS-BOT-BC50979  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
  HSC50966  Ceanothus integerrimus G. L. Clifton, Overton 1979-6-3 3790 Trinity Near Murphy Glades, close to town of Alderpoint 914 Comment
  HSC55515  Ceanothus integerrimus Gilbert Muth 1979-7-18 8529 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC70074  Ceanothus integerrimus Thomas W. Nelson, Jane P. Nelson 1978-6-23 4378 Trinity Along rd. from USFS Rd. 29 to Foss Camp Comment
  HSC76578  Ceanothus integerrimus Athy Ferguson 1981-7-23 8184 Trinity Near Jones Ridge 1408 Comment
  SBBG118381  Ceanothus integerrimus D. Wilken with E. Painter 2004-6-8 16195 Trinity between Buckhorn Bally and Buckhorn Summit 1240 Comment
  UCD112005  Ceanothus integerrimus T. E. Weier 1942-5-22 s.n. Trinity Trinity National Highway 299. Comment
  CAS-BOT-BC50582  Ceanothus lemmonii Doris K. Kildale 1927-7-3 3678 Trinity La Grange Mine between Junction City and Weaverville Comment
  CAS-BOT-BC50585  Ceanothus lemmonii Lewis S. Rose 1955-6-13 55087 Trinity 2 mi. e. of Hayfork 731 Comment
  RSA41955  Ceanothus lemmonii H. C. Cantelow 1936-8-22 1704 Trinity Near Scott Ranch Comment
  UC275317  Ceanothus lemmonii Joseph P. Tracy 1923-6-29 6433 Trinity Brown's Creek slope North Coast Ranges (near summit on Weaverville Rd.) 914 Comment
  UC1071295  Ceanothus prostratus B. E. Parsons Aug 1932 1321 Trinity between Trinity Summit and Salmon Mountain (Devil's Backbone); Trinity National Forest, btw Trinity Summit and Salmon Mt. 1524 Comment
  CDA35684  Ceanothus prostratus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2765 Trinity Scott Mountain Summit campground, Scott Mountains, Trinity National Forest; summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  UC2062574  Centaurea cyanus Belinda Lo 2017-6-18 325 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, East Fork Road, one mile north of Highway 299. Comment
  CDA20004  Centaurea maculosa E. Finley 2002-7-18 PDR 1140324 Trinity Northern California; E bound Hwy 299 at MM 69.59 opposite Caltrans yard. 0 Comment
  UC1024001  Centaurium venustum Roxana S. Ferris 1955-7-11 12970 Trinity just w Whiskeytown (on U.S. Highway 299) 335 Comment
  HSC54159  Cephalanthera austiniae Gilbert Muth 1979-7-18 8378 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  HSC74259  Cephalanthera austiniae Gail Newton 1980-7-3 1042 Trinity Near Horsehead Mtn. 1707 Comment
  HSC16593  Cephalanthera austiniae R. Spellenberg 1963-6-16 162 Trinity Ironsides Mtn., Burnt Ranch. About 6 mi. S of lookout on road Comment
  UC906672  Cephalanthera austiniae Harold E. Parks and Joseph P. Tracy 1947-6-27 11635 Trinity S. Fork Mt. 1402 Comment
  HSC654  Cerastium arvense William J. Ferlatte 1967-7-6 630 Trinity Mouth of Bullards Basin 1829 Comment
  HSC78422  Cerastium arvense John S. Palmer 1973-7-1 86 Trinity Bear Lakes Area, Tangle Blue Lake 1753 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
  HSC14635  Cercis occidentalis John L. Heywood, D. H. Norris 1778 Trinity Hwy. 299, 6.8 mi. E of Humboldt Co. line Comment
  HSC35100  Cercis occidentalis John S. Palmer 1975-5-17 356 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  LA45612  Cercis occidentalis Carl Epling; William Robison 1935-7-21 sn Trinity Weaverville Comment
  HSC14630  Cercis occidentalis R. E. Thill 1965-5-15 34 Trinity 30 mi. E of Salyer on Hwy. 299 Comment
  CAS-BOT-BC135382  Cercocarpus betuloides var. betuloides L. B. Kildale 1931-7-7 s.n. Trinity The Knob, near Deer Lick Springs Comment
  UC1193188  Cercocarpus betuloides var. macrourus P. Zinke 1950-6-20 135 Trinity Hulls Creek-Casoose Creek Divide, Outside National Forest Hulls Creek-Casoose Creek Divide; Outside National Forest, Hulls Creek-Casoose Creek Divide 1645 Comment
  RSA211186  Cercocarpus ledifolius William J. Ferlatte 1967-8-16 938 Trinity east side of Packers Peak, dry open slope. 1982 Comment
  HSC70302  Cercocarpus montanus var. glaber M. A. Baker 1980-5-25 1508 Trinity Near Shannon Butte 701 Comment
  CAS-BOT-BC276498  Chaenactis douglasii var. douglasii Eugene Carter 1973-6-19 589 Trinity N Fork Trinity River, Hobo Gulch Camp and vicinity (18 miles NW of Weaverville). Along the Grizzly Creek Trail at Pegleg Flat 1066 Comment
  CAS-BOT-BC183851  Chaenactis glabriuscula var. gracilenta Eugene Carter 1974-5-22 740 Trinity Salmon-Trinity Alps and vicinity. At head of Brock Gulch 1066 Comment
  HSC67253  Chaenactis glabriuscula var. heterocarpha Thomas W. Nelson, Jane P. Nelson 1980-6-17 5520 Trinity Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground 915 Comment
  CAS-BOT-BC277660  Chaenactis glabriuscula var. megacephala Mrs. H. C. Cantelow 1936-5-23 1249 Trinity 1 mi. N.E. of Scott Ranch, near Trinity Center Comment
  CAS-BOT-BC106003  Chaenactis suffrutescens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53528 Trinity One-eye Flat, about 1.7 miles north of Carrville, Trinity River Canyon 755 Comment
  HSC26199  Chaenactis suffrutescens J. P. Smith, J. O. Sawyer 1972-5-27 5313 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC35896  Chaenactis suffrutescens J. P. Smith, J. O. Sawyer 1973-7-26 7147 Trinity Eagle Creek Campground 854 Comment
  HSC72098  Chaenactis suffrutescens J. P. Smith, Linda M. Barker, J. Cole 1976-7-27 8950 Trinity Shasta National Forest, Eagle Creek Campground. Comment
  UC1199226  Chaenactis suffrutescens Joseph P. Tracy 1935-8-4 14521 Trinity 2 mi e of top of Mary Blaine Mt. 1950 Comment
  RSA105348  Chamaecyparis lawsoniana G. D. Barbe 1955-8-3 342 Trinity 7.5 miles south of Scott Mountain Forest Camp on Scott Mountain Road, Trinity River, Klamath Mountains 1006 Comment
  CDA4794  Chamaesyce maculata Vernon H. Oswald & Lowell Ahart 1998-7-28 9374 Trinity Highway 36, 6.4 miles west of Wildwood Road, 5.7 miles east of Highway 3. Comment
  HSC74042  Cheilanthes gracillima Gail Newton 1980-7-10 1277 Trinity Near Senteney Rock 1463 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
  UC2046557  Chenopodium botrys William J. Ferlatte 1974-7-26 1601 Trinity along old road on east side of Mountain Meadow Ranch, 200 yds. south of Trinity Co. line Comment
  UC2046519  Chenopodium pumilio William J. Ferlatte 1976-9-21 1845 Trinity Big Flat, head of Coffee Creek; open, rocky slope, east side of Coffee Creek Rd. Comment
  CAS-BOT-BC451446  Chimaphila menziesii Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  HSC32683  Chimaphila menziesii Thomas W. Nelson 1973-7-10 1013 Trinity Black Lassic Area 1799 Comment
  HSC35105  Chimaphila menziesii John S. Palmer 1975-5-16 335 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  HSC73470  Chimaphila menziesii Grunert 1 Trinity Philpot Campground 808 Comment
  HSC62952  Chimaphila menziesii Thomas Wood 1979-5-12 179 Trinity E of Philpott Campground, Trinity Nat'l Forest 823 Comment
  HSC826  Chimaphila umbellata William J. Ferlatte 1967-8-7 825 Trinity Canyon Creek, Ridge between 'L' Lake and Stuart Fork Comment
  UCR4801  Chimaphila umbellata Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Big Flat Camp 400 Comment
  HSC59298  Chimaphila umbellata R. York 1979-4-29 252 Trinity Along Gray's Falls trail 305 Comment
  RSA123808  Chimaphila umbellata subsp. occidentalis G. D. Barbe 1955-7-27 298 Trinity South of Scott Mtn. Forest Camp. 1616 Comment
  HSC64173  Chorizanthe membranacea J. O. Sawyer, Thomas W. Nelson 1978-6-9 3164 Trinity Trail to Red Mtn. 1220 Comment
  UC302990  Chorizanthe membranacea Joseph P. Tracy 1926-5-31 7526 Trinity Big Bar Northern Coast Ranges, Big Bar 426 Comment
  HSC38721  Chrysolepis chrysophylla J. P. Smith, J. O. Sawyer 1975-6-23 8331 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  CAS-BOT-BC36399  Chrysolepis chrysophylla var. minor Carl B. Wolf 1937-8-12 9180 Trinity North Coast Range, South Fork Mt. 3 mi. SO of Cold Spring Lookout 1524 Comment
  HSC44124  Cirsium arvense Thomas W. Nelson, Jane P. Nelson 1977-7-30 3684 Trinity Along old logging road E of Black Lassic 1463 Comment
  HSC68764  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1980-6-17 5529 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  HSC74443  Cirsium cymosum M. A. Baker 1980-6-25 2318 Trinity Near Castle Rock. 1436 Comment
  CAS-BOT-BC279899  Cirsium douglasii var. breweri P. A. Munz 1951-7-17 16614 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1432 Comment
  RSA0070611  Cirsium douglasii var. breweri V. A. Funk, Linda Prince 2003-6-25 12450 Trinity 58.3 miles west of Red Bluff and 16 miles east of Forest Glen along route 36, slope above road. 348 Comment
  RSA0070613  Cirsium douglasii var. breweri P. A. Munz 1951-7-17 16614 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 Comment
  CAS-BOT-BC288025  Cirsium occidentale var. candidissimum Peter H. Raven; R. Snow 1958-7-20 13623 Trinity Banks above Trinity River, 1.8 miles west of Big Bar Comment
  HSC41136  Cirsium occidentale var. candidissimum Thomas W. Nelson, Jane P. Nelson 1976-8-2 3085 Trinity Above Hwy. 299 just W of Junction City Comment
  RSA439216  Cirsium occidentale var. candidissimum C. S. Gilbert 1954-7-12 s.n. Trinity Near Weaverville Comment
  JEPS57191  Cirsium scariosum L. R. Heckard 1967-8-13 1683 Trinity above Deadfall Lakes (sw ridge of Mt. Eddy); Mt. Eddy 2560 Comment
  CAS-BOT-BC229005  Cistanthe umbellata Ken Faber; Scott LaChance; Mike Rekart 1984-5-26 34 Trinity Eagle Creek Campground 850 Comment
  UC722683  Clarkia amoena subsp. amoena C. L. Hitchcock, J. S. Martin 1939-7-13 5420 Trinity 60 mi e Arcata (on Arcata-Redding Hiway) 457 Comment
  CAS-BOT-BC163515  Clarkia amoena subsp. huntiana Peter H. Raven; R. Snow 1958-7-20 s.n. Trinity Along road 12.0 miles south-west of Denny Post Office Comment
  POM258063  Clarkia amoena subsp. huntiana C. L. Hitchcock, J. S. Martin 1939-7-13 5420 Trinity 60 miles east of Arcata on Arcata-Redding Highway 457 Comment
  UC1422878  Clarkia borealis subsp. borealis Peter H. Raven with R. Snow 1958-7-18 13564 Trinity 3.5 mi se Five Pines Comment
  CAS-BOT-BC172229  Clarkia concinna Doris Kildale 1931-5-17 10742 Trinity Hawkins Bar 182 Comment
  CAS-BOT-BC172230  Clarkia concinna Doris K. Kildale 1927-7-4 3953 a Trinity Summit at boundary between Trinity and Shasta counties on Eureka - Red Bluff Road Comment
  JEPS74576  Clarkia concinna subsp. concinna W. J. Ferlatte, B. D. Rogers 1966-6-1 2035 Trinity 2 mi n Junction City 579 Comment
  RSA75591  Clarkia concinna subsp. concinna Albert M. Vollmer, L. Beane 1951-6-7 128 Trinity Trinity County: on road to Dedrick, N of US 299 Comment
  UC1536832  Clarkia dudleyana Gordon H. True Jr. 1937-7-2 747 Trinity near Weaverville 426 Comment
Read comments Mar 7 2016
  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
  HSC72554  Clarkia gracilis Gail Newton 1980-7-1 775 Trinity Near Hayden Roughs. 1250 Comment
  HSC82092  Clarkia gracilis subsp. gracilis Thomas W. Nelson, Jane P. Nelson 1980-5-25 5298 Trinity Along trail from Blue Jay Mine-Little Red Mtn. Creek 1189 Comment
  RSA32534  Clarkia heterandra Lester Rowntree 1938-6-8 s.n. Trinity Knob east of Wildwood Comment
  CHSC103810  Clarkia modesta Barbara Ertter; Thomas J. Delendick 1987-5-16 6951 Trinity Hwy 299 ca 23 miles E of Berry Summit on Hwy 299, steep roadcut. Comment
  UC1196971  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1941-6-29 16960 C Trinity Hettenshaw 944 Comment
  UC1196972  Clarkia purpurea subsp. quadrivulnera Joseph P. Tracy 1941-6-29 16960 A Trinity Hettenshaw Valley 944 Comment
  UC184904  Clarkia purpurea subsp. quadrivulnera Harry S. Yates 1914-6-9 405 Trinity Rush Creek Comment
  CAS-BOT-BC163484  Clarkia purpurea subsp. quadrivulnera John Thomas Howell 1955-6-13 30373 Trinity 1 mile south of Hayfork 731 Comment
  HSC16255  Clarkia purpurea subsp. quadrivulnera R. Spellenberg 1964-6-19 478 Trinity 1 mi. from Hwy. 299 on rd. to Burnt Ranch Airstrip Comment
  HSC72689  Clarkia rhomboidea Gail Newton 1980-7-2 879 Trinity Near Swim Ridge. 1341 Comment
  CAS-BOT-BC164990  Clarkia rhomboidea Eugene Carter 1968-7-6 184 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). Along Bakcbone Creek Trail, 1 1/2 mi. east of Keystone Flat 1005 Comment
  UC906699  Clarkia rhomboidea Harold E. Parks and Joseph P. Tracy 1942-7-3 11612 Trinity near Kuntz; Van Duzen River 792 Comment
  HSC66164  Claytonia exigua subsp. exigua Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 58 Trinity Philpot Creek Campground 808 Comment
  JEPS94803  Claytonia exigua subsp. exigua Vernon Oswald and Lowell Ahart 1998-5-14 9064 Trinity 1.3 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.6 mi n of Highway 36, between the road and Hayfork Creek); Wildwood Road 1005 Comment
  HSC28802  Claytonia lanceolata J. P. Smith 1973-4-21 6241 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
Read comments Sep 23 2019
  HSC64957  Claytonia lanceolata D. L. Goforth 1979-5-28 144 Trinity Trinity Alps Wilderness Area, Swift Creek at SE end of Parker Meadow 1616 Comment
  HSC45416  Claytonia parviflora subsp. parviflora Thomas W. Nelson, Jane P. Nelson 1977-6-19 3531 Trinity Above Senteney Rock. 1555 Comment
  HSC28772  Claytonia rubra subsp. rubra J. P. Smith 1973-4-21 6218 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  CAS-BOT-BC92778  Clematis ligusticifolia Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville. Comment
  HSC55527  Clematis ligusticifolia Gilbert Muth 1979-7-18 8590 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  UC130707  Clintonia uniflora H. M. Hall 1909-7-1 8564 Trinity Salmon Mountains, Union Creek Union Creek; Salmon Mountains, Union Creek 1280 Comment
  UCR40118  Clintonia uniflora John S. Palmer 1974-7-3 228 Trinity Bear Lakes area; along trail to Big Bear Lake. 1463 Comment
  HSC15452  Clintonia uniflora J. F. Knezevich 1967-7-8 338 Trinity 'Clems Camp', 4 mi. from the junction of the road to Salt Log Springs on the road to Brushy, Big, and Green Mtns. Comment
  HSC27547  Collinsia greenei J. P. Smith 1973-4-7 5984 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
  HSC35926  Collinsia greenei Thomas W. Nelson, James Nelson, Jane P. Nelson 1975-6-20 1972 Trinity Near S end of road out Swayback Ridge Comment
  HSC68890  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-19 5660 Trinity Shasta-Trinity National Forest, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29, Rattlesnake ridge 1433 Comment
  HSC74759  Collinsia greenei Gail Newton 1980-7-12 1350 Trinity Near Red Lassic 1798 Comment
  JEPS4630  Collinsia greenei Rimo Bacigalupi with L. Constance, Reid Moran, Rafael Rodriguez and Sherwin Carlquist 1951-6-13 3394 Trinity 1 mi w Peanut (lower reaches of creek); Philpot Creek 762 Comment
  JEPS81068  Collinsia greenei Thomas W. Nelson and Dave Gordon 1980-6-10 5572 Trinity Copper Mine Hill Shasta-Trinity National Forest, Pickett Peak Quad. (along road 1N95 at the copper mine) 1463 Comment
  UC796738  Collinsia greenei Roxana S. Ferris and Laura Lorraine 1948-6-11 11705 Trinity 1.5 mi above Peanut (on St Hwy 36) Comment
  HSC44834  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1976-6-10 2680 Trinity Above meadow along Rd. 5E27 just N of Jct. with Rd. 1S07 1555 Comment
  HSC67311  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-5-7 5181 Trinity Along old Hwy. 36 (Post Creek Rd.) at bridge over Glade Creek 884 Comment
  HSC28829  Collinsia parviflora J. P. Smith 1973-4-21 6346 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC20617  Collinsia rattanii R. Spellenberg 1964-6-17 456 Trinity Underwood Mtn. Pass, Underwood Mtn. Rd., 12 mi. W of Burnt Ranch 1372 Comment
  HSC72447  Collinsia rattanii J. P. Smith 1973-5-6 6586 Trinity Blanchert Flats near Douglas City Comment
  HSC91253  Collinsia rattanii Jennifer Whipple 1977-8-3 2097 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS5190  Collinsia rattanii Rimo Bacigalupi with L. Constance, Reid Moran, Rafael Rodriguez and Sherwin Carlquist 1951-6-12 3383 Trinity CA Hwy 36 Wildwood (drainage of Hay Fork of Trinity River); Hay Fork Trinity River drainage 1005 Comment
  UC1728654  Collinsia rattanii Richard Olmstead 1985-5-18 681 Trinity on w slope 1/2 mi up Canyon Creek Trail Canyon Creek Trail Comment
  HSC59255  Collinsia rattanii R. York 1979-5-12 275 Trinity Above Deer Lick Springs Rd., along Readings Creek, 3 mi. from junction with Hwy. 3 610 Comment
  SD46682  Collinsia rattanii E. K. Balls, L. W. Lenz 1956-6-12 21659 Trinity 1.1 mi. nw. of Burnt Ranch along U.S. Hwy. 299, Weaverville to Willow Creek 427 Comment
  HSC78481  Collinsia torreyi var. latifolia John S. Palmer 1973-7-1 95 Trinity Bear Lakes Area, Tangle Blue Lake. 1753 Comment
  POM15712  Collinsia torreyi var. latifolia H. M. Hall 1909-7-18 8569 Trinity Dorleska, in the Salmon Mountains. 2000 Comment
  UCD123693  Collinsia torreyi var. latifolia Joseph M. DiTomaso 1976-7-7 585 Trinity Trinity Alps; just east of Mumfod Basin Trail on Swift Creek Trail. 1706 Comment
  UCD123694  Collinsia torreyi var. latifolia W. C. Overton Jr. 1977-7-9 s.n. Trinity Coffee Creek Road, 15.2 miles from its junction with State Highway 3 and 3.5 miles before entrance to Big Flat Campground, Shasta National Forest. 1438 Comment
  HSC32563  Collomia grandiflora Thomas W. Nelson 1973-7-10 1052 Trinity Along Mule Ridge SE of Red Lassic Comment
  RSA125112  Collomia grandiflora P. H. Raven, Richard Snow 1958-7-19 13606 Trinity Hobo Gulch Public Camp, 14.3 miles north of Helena. Comment
  RSA304450  Collomia grandiflora D. H. Wilken 1974-7-4 12128 Trinity Stuart Creek Road, 1.2 miles W of junction with State Highway 3. 762 Comment
  HSC74220  Collomia heterophylla M. A. Baker 1980-5-23 1446 Trinity Near Tierney Canyon 975 Comment
  UC1326249  Collomia heterophylla Milo S. Baker 1947-8-10 11910 Trinity along trail from end of forest road from Hoopa to Trinity Summit Comment
  RSA125111  Collomia heterophylla P. H. Raven, Richard Snow 1958-7-19 13605 Trinity Hobo Gulch Public Camp, 14.3 miles north of Helena. Comment
  UCD118176  Collomia heterophylla Joseph M. DiTomaso 1976-5-16 456 Trinity Stuarts Forks trail at Cherry Flat, W of Trinity Lake. 883 Comment
  JEPS71062  Collomia tinctoria W. L. Jepson 1897-7-24 14994 Trinity South Yallo Balley; ; [=modern Solomon Peak, see FB 1_107] Comment
  CAS-BOT-BC230684  Collomia tracyi Philip A. Munz 1952-6-29 17839 Trinity 14 miles S of Hobo Gulch Public Camp, N Fork of Trinity River, N of Helena 944 Comment
  CHSC80237  Collomia tracyi L. P. Janeway 1996-6-13 5014 Trinity Klamath Mountains. Fairview Ridge and southwest-facing canyon slope of Papoose Cree; along Papoose Road (Road 34N30) 4.8 mi west Trinity Mountain and County-Line Road. 890 Comment
  HSC52246  Collomia tracyi G. L. Clifton, Overton 1979-6-4 4011 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC67252  Collomia tracyi Thomas W. Nelson 1980-5-30 5365 Trinity Along FS Rd. 4N09, 1.6 mi. from jct. with Rd. 60 1128 Comment
  HSC72523  Collomia tracyi Gail Newton 1980-7-2 909 Trinity Near Swim Ridge 1341 Comment
  RSA78410  Collomia tracyi P. A. Munz 1952-6-29 17839 Trinity 14 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  UC1553518  Collomia tracyi E. Dean 1988-6-14 47 Trinity slopes on nw side of rd. 30N59 0.4 mi s Basin Gulch Bridge (rocky slopes of canyon); Post Creek 853 Comment
  UC933389  Collomia tracyi Annie M. Alexander and Louise Kellogg 1948-8-19 5511 Trinity within one mi Trinity Alps Resort; Trinity Mountains 762 Comment
  HSC77351  Comandra umbellata subsp. californica L. P. Janeway 1983-5-27 306 Trinity Eagle Creek USFS Campground. 854 Comment
  UCR80257  Comandra umbellata subsp. californica Anonymous 1977-5-21 s.n. Trinity Eagle Creek Campground 851 Comment
  CHSC31332  Corallorhiza maculata Mark Stopher 1980-6-11 110 Trinity Along route 36, 0.3 miles E of Mad River bridge. Comment
  HSC42498  Corallorhiza maculata Robert M. Specht 1977-7-1 1143 Trinity 1555 Comment
  HSC72850  Corallorhiza maculata M. A. Baker 1980-7-2 2626 Trinity Near Horsehead Mtn. 1737 Comment
  UC1134732  Corallorhiza maculata H. S. Yates 1936-6-22 5834 Trinity 2 1/2 mi nnw Shoemaker Bally; Weaverville Quadrangle Comment
  UC184874  Corallorhiza maculata Harry S. Yates 1914-6-27 460 Trinity Buckeye Mt.; n slope Comment
  HSC23451  Corallorhiza maculata Dennis Anderson, D. Santana, J. Lackey 1971-7-15 5269 Trinity Along 1 SO 7, Shanty Creek, 5 mi. W of Ruth Dam 1341 Comment
  RSA139103  Corallorhiza maculata Lee W. Lenz 1958-6-24 13533 Trinity Near Forest Glen 1220 Comment
  UC1196457  Corallorhiza mertensiana Harold E. Parks and Joseph P. Tracy 1942-7-2 11588 Trinity South Fork Mt. 1371 Comment
  SBBG100005  Cordylanthus pilosus L. R. Heckard 1971-8-28 2786 Trinity just SE of Lewiston 731 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
  CHSC30923  Cordylanthus tenuis subsp. viscidus M. S. Taylor; T. Nelson 1980-8-20 3270 Trinity On s side of 13 Dip Rd (347) ca. 2 mi se of its jct with Hwy 3, ca. 1 mi s of Peanut. 792 Comment
  JEPS66529  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1971-8-28 2784 B Trinity about 2 mi s road junction to Deadfall Lakes (along Scott Mt.-Trinity Center road (about 8 mi s of Scott Mt. road summit)) 1158 Comment
  JEPS68358  Cordylanthus tenuis subsp. viscidus L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-10 2800 Trinity 2.7 mi e Hayfork post office 731 Comment
  HSC12669  Cordylanthus tenuis subsp. viscidus William J. Ferlatte, Alice Q. Howard 1970-8-8 1275 Trinity Boulder Cr. Basin, 0.25 mi. from Canyon Creek. 1585 Comment
  HSC69680  Cornus glabrata Thomas W. Nelson, J. O. Sawyer 1978-6-9 4104 Trinity Along County Rd. 1 mi. S of Ruth Guard Station. Comment
  CAS-BOT-BC212296  Cornus glabrata Mrs. H. C. Cantelow 1939-6-5 s.n. Trinity On road to Ruth, 4.3 S.E. of junction for Redbluff Highway Comment
  CAS-BOT-BC212076  Cornus nuttallii Eugene Carter 1972-6-21 449 Trinity Open woods 1/4 mile northwest of Hobo Gulch, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 914 Comment
  CAS-BOT-BC212081  Cornus nuttallii L. B. Kildale 1931-8-30 s.n. Trinity New River Road 7 mi. east of Irving Junction Comment
  HSC46850  Cornus nuttallii William J. Ferlatte 1975-5-21 1697 Trinity Canyon of the Stuart of the Trinity River. 823 Comment
  CAS-BOT-BC210568  Cornus sessilis L. B. Kildale 1930-9-14 10388 Trinity Trinity River at Big French Creek Comment
  CAS-BOT-BC210569  Cornus sessilis J. H. Thomas 1949-6-15 930 Trinity About 7 miles north of Weaverville along trail to Trinity Alps. Trinity National Forest 914 Comment
  HSC40467  Cornus sessilis J. O. Sawyer 1974-4-27 2555 Trinity Big French Creek Campground. 305 Comment
  CAS-BOT-BC210573  Cornus sessilis Paul F. Covel 1937-7-15 898 Trinity Hgwy west Willow Crk Comment
  CAS-BOT-BC210576  Cornus sessilis Lester Rowntree 1938-6-11 s.n. Trinity Near Willow Springs Comment
  SD56774  Cornus stolonifera Darley F. Howe 1963-7-8 3619 Trinity 2.3 miles east of line between Six Rivers & Trinity National Forest. 1130 Comment
  HSC56739  Corylus cornuta subsp. californica Gilbert Muth 1979-7-18 8399 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  HSC59263  Corylus cornuta subsp. californica Rick Lundquist 1979-5-12 67 Trinity 2.5 mi. S on the S fork of Deerlick Springs Rd., along Brown's Creek 610 Comment
  HSC65933  Corylus cornuta subsp. californica Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 67 Trinity Philpot Creek Campground 808 Comment
  UC1736191  Crataegus douglasii Dean W. Taylor 1973-6-30 2421 Trinity along Salt Creek east of Peanut 822 Comment
  HSC65402  Crataegus douglasii R. White 1977-6-4 80 Trinity 0.5 mi. from Buck Lake by trail 1244 Comment
  JEPS59012  Crepis Elizabeth McClintock 1956-6-16 Trinity road along Coffee Creek (above Coffee Creek Ranch) Comment
  CHSC308  Crepis monticola V. Holt 1942-8-13 Trinity Summit, Trinity Alps. 2133 Comment
  UC1223029  Crepis monticola Joseph P. Tracy 1941-6-29 16930 Trinity hills opposite Mad River Rock (halfway between Kuntz and Hettenshaw); Van Duzen River Road Comment
  UC91875  Crepis monticola J. W. B. 1893-6-23 Trinity Hetten Chow Valley Comment
  CDA4441  Crepis occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2720 Trinity One-eye Flat south of Trinity River bridge, 0.4 mile north of Coffee Creek Road, west side of Hwy 3, north of Trinity Center. Comment
  CAS-BOT-BC376508  Crepis pleurocarpa Elizabeth McClintock 1956-6-16 s.n. Trinity Road along Coffee Creek, above Coffee Creek Ranch Comment
  CHSC117812  Crepis pleurocarpa L. P. Janeway; B. Castro 2016-8-1 12135 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  CHSC63318  Crepis pleurocarpa Vernon H. Oswald; L. Ahart 1994-6-14 6304 Trinity Forest Rd. 25 W of Castella and W of Ramshorn Summit, on the N side of Ramshorn Creek. 1060 Comment
  HSC76334  Crepis pleurocarpa Alerie Gizinski 1981-7-30 219 Trinity Near Senteney Rock 1494 Comment
  HSC92419  Crepis pleurocarpa Jennifer Whipple 1976-7-12 1414 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage. 2195 Comment
  JEPS95440  Crepis pleurocarpa Vernon H. Oswald and L. Ahart 1994-6-14 6304 Trinity T38N R7W NE1/4 Sec. 23, 3480 ft, Yellow Pine Forest. Forest Rd. 25 W of Castella and W of Ramshorn Summit, on the N side of Ramshorn Creek 1060 Comment
  UC581188  Crepis pleurocarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2472 Trinity along road about 1 mi n Trinity Center 720 Comment
  CAS-BOT-BC290892  Crepis pleurocarpa G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-19 2471 Trinity Along Trinity River, 1 mi. north of mouth of Eagle Creek 900 Comment
  CAS-BOT-BC376480  Crepis pleurocarpa Eugene Carter 1975-6-18 970 Trinity North Fork Trinity River. Slope south of Raymond Flat 792 Comment
  HSC36591  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2077 Trinity NE side of Black Lassic 1677 Comment
  RSA293108  Crepis pleurocarpa Thomas W. Nelson, Jane P. Nelson 1980-6-19 5636 Trinity Along Old State Route 36 (Post Creek Road) at bridge over Glade Creek. 883 Comment
  CAS-BOT-BC299734  Crocidium Joshua Suchocki; Charlene Vullo; Kyle Wear 1995-3-11 9 Trinity South Fork Road, Trailhead 6E23 1499 Comment
  HSC24205  Cryptantha affinis D. E. Anderson 1971-7-28 5475 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC74605  Cryptantha affinis M. A. Baker 1980-7-10 2746 Trinity Near Senteney Rock 1554 Comment
  UC1795602  Cryptantha hispidula G. Douglas Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2694 Trinity In a serpentine area west-southwest of Peanut on Rattlesnake Road, Philpot Creek drainage. 0.25 miles east of junction of Rattlesnake Road and Plummer Lookout Road (Philpot Camprground Road) ca. 0.75 miles (1200 m) SW of Salt Creek Bridge (Hwy 3) Peanut 804 Comment
  JEPS121724  Cryptantha hispidula Julie Kierstead Nelson with Lusetta Nelson, Richard Tate, Jordan Rainbow, Jaclyn Inkster 2014-6-10 2011 -052 Trinity 3 miles southeast of Pine Root Saddle on Rd. 28N10, ca. 7 miles south of Hwy. 36W; shiny blue serpentine outcrop. Comment
  HSC67297  Cryptantha milobakeri Thomas W. Nelson, Jane P. Nelson 1980-6-17 5517 Trinity Shasta-Trinity National Forest, across Salt Creek from Salt Creek Campground 915 Comment
  HSC68653  Cryptantha milobakeri Thomas W. Nelson, Jane P. Nelson 1980-6-18 5565 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  UC525603  Cryptantha milobakeri Joseph P. Tracy 1924-4-27 6659 Trinity New River Bluffs Northern Coast Ranges 426 Comment
  CDA11053  Cryptantha torreyana G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-23 11443 Trinity Klamath Ranges; Rackerby Ridge, approx. 1 mile directly S of Jackass Springs. Comment
  HSC64245  Cryptantha torreyana J. O. Sawyer, Thomas W. Nelson 1978-6-9 3184 Trinity Trail to Red Mtn. 1220 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
  HSC73486  Cryptantha torreyana Gail Newton 1980-7-12 1345 Trinity Near Red Lassic 1798 Comment
  HSC73753  Cryptantha torreyana Gail Newton 1980-7-10 1211 Trinity Near Senteney Rock. 1545 Comment
  HSC91331  Cryptantha torreyana Jennifer Whipple 1976-7-23 1489 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  UC1222269  Cryptantha torreyana Joseph P. Tracy 1941-6-29 16925 Trinity opposite Mad River Rock (halfway between Kuntz and Hettenshaw, Van Duzen River road) 975 Comment
  SEINET11266517  Cryptantha torreyana Thomas W. Nelson, Jane P. Nelson 1980-6-18 5608 Trinity Pickett Peak Quad. Along road 1N10 1 mile from junction with 2N07 (7).; 0 Comment
  CAS-BOT-BC70486  Cryptogramma acrostichoides Annie M. Alexander; Louise Kellogg 1948-8-6 5405 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  RSA685609  Cryptogramma acrostichoides T. R. Pray 1972-8-26 3293 Trinity Slope just north of Scott Mountain Campground Comment
  JEPS39838  Cupressus lawsoniana Benjamin Macomber 1908-8-20 Trinity bet. Coffee Creek and Scott Mts.; Upper Trinity River Comment
  HSC75617  Cuscuta jepsonii J. O. Sawyer, D. A. Thornburgh 1980-9-15 4091 Trinity Proposed Ruth Research Natural Area 1372 Comment
  JEPS120185  Cuscuta occidentalis Julie Kierstead Nelson with Wendy Boes 2012-8-2 2012 -070 Trinity South Fork Mountain 5 miles N of Hwy. 36W, The Racetrack, Rd. 4N12 Comment
  HSC22550  Cynoglossum grande D. E. Anderson, J. P. Smith 1970-4-23 5047 Trinity Along road to Hobo Gulch Campground, 6 mi. N of its junction with Hwy. 299 Comment
  HSC27431  Cynoglossum grande J. P. Smith 1973-4-7 6015 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
  RSA244944  Cynoglossum grande J. P. Smith 1973-4-7 6015 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
  RSA66423  Cynoglossum occidentale P. A. Munz 1951-7-17 16597 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  HSC82479  Cynoglossum occidentale Thomas W. Nelson, Jane P. Nelson 1979-6-14 4795 Trinity W side of Hwy. 3, across Trinity River from mouth of Bear Creek 915 Comment
  HSC58491  Cynosurus echinatus G. L. Clifton, Butler 1979-7-18 8443 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  CAS-BOT-BC114685  Cyperus bipartitus M. A. Berry 1957-7-15 s.n. Trinity Near Stuarts Fork Bridge 548 Comment
  CHSC30229  Cypripedium californicum M. S. Taylor 1980-8-25 3301 Trinity Swift Creek Trail, ca. 0.5 mi w of trailhead, ca. ... Field redacted by CHSC, contact the data manager for more information 1249 Comment
  JEPS25545  Cypripedium californicum Rimo Bacigalupi with Lincoln Constance 1959-6-17 7162 Trinity loose rock rubble just above Callahan-Trinity Center road (about 1/2 mi s of Scott Mtn. road summit); drainage of Scott Mtn. Creek 1554 Comment
  SEINET10470082  Cypripedium californicum Mary Susan Taylor 1980-8-26 Taylor 3311 Trinity T36N R9W west center sec 1, Coffee Creek quad. Shasta-Trinity Natl Forest, SE side of Panther Meadow along a creek at forest edge, ca. 100 ft N of Swift Creek trail, ca. 9 mi W of Trinity Center. 1585 Comment
  HSC365  Cystopteris fragilis William J. Ferlatte 1967-8-11 899 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  HSC78257  Cystopteris fragilis John S. Palmer 1976-7-2 437 Trinity Along Log Lake Creek 1585 Comment
  UC399287  Cystopteris fragilis H. M. Hall 1909-7-22 8624 Trinity head of Union Lake Valley; Salmon Mts. 1981 Comment
  CAS-BOT-BC201023  Cytisus scoparius Philip A. Munz 1949-5-16 13253 Trinity 1 mile east of Junction City 609 Comment
  HSC58447  Dactylis glomerata G. L. Clifton 1979-7-17 7951 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  CAS-BOT-BC192292  Danthonia californica Joseph P. Tracy 1935-8-8 14698 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek 1889 Comment
  JEPS123069  Danthonia californica D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 080 Trinity Scorpion Lake Comment
  UC717991  Danthonia californica David D. Keck 1944-7-10 5489 Trinity 1 mi nw Mad River P.O. 822 Comment
  UC552804  Danthonia californica var. americana Joseph P. Tracy 1935-8-3 14479 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC194400  Danthonia intermedia C. L. Hitchcock; J. S. Martin 1939-7-11 5404 Trinity South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 1889 Comment
  HSC40896  Darlingtonia californica J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2679 Trinity Along Swift Creek Trail, 0.5 mi. from trailhead. 1341 Comment
  CAS-BOT-BC420558  Darmera peltata Mrs. H. C. Cantelow 1935-6-11 965 Trinity Bed of Steuart's Fork Riv. M. Trinity Alps Resort. Comment
  RSA468322  Darmera peltata Bonnie C. Templeton 1957-6-22 s.n. Trinity Coffee Creek Canyon, Salmon Mts Comment
  CHSC61703  Dasiphora fruticosa Vernon H. Oswald; Lawrence P. Janeway 1993-8-29 5877 Trinity Trail between Lower and Upper Deadfall lakes, W of the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. Along the edge of a meadow in the Deadfall Lakes area. 2279 Comment
  CHSC71531  Datisca glomerata Vernon H. Oswald; Lowell Ahart 1998-7-28 9388 Trinity Rattlesnake Rd. at the bridge on Basin Gulch 2.2 mi north of Hwy. 36, east of Forest Glen. 868 Comment
  HSC35090  Delphinium decorum subsp. tracyi Robert M. Specht 1975-5-16 190 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC67322  Delphinium decorum subsp. tracyi Thomas W. Nelson, Jane P. Nelson 1980-5-7 5199 Trinity Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29 1341 Comment
  JEPS23621  Delphinium decorum subsp. tracyi W. L. Jepson 1934-5-6 16663 Trinity South Fork Mt. Comment
  UC467724  Delphinium decorum subsp. tracyi Mrs. M. H. Manning July, 1901 29 Trinity Trinity Summit Comment
  UCR138878  Delphinium decorum subsp. tracyi J. Marshall, J. Savage, L. Allison 1997-4-12 29 Trinity Grays Falls campground 289 Comment
  SD42521  Delphinium menziesii Carl B. Wolf 1937-6-20 8947 Trinity North Coast Range, Hettinshaw Valley - Zenia, 1 mi. so. of Panther Creek 1067 Comment
  HSC97089  Delphinium nudicaule Thomas W. Nelson, Susan Erwin 2006-5-19 9407 Trinity At junction of Forest Service Roads 29, 29N58 and 29N59 1351 Comment
  RSA20746  Delphinium nudicaule Carl B. Wolf 1937-6-20 8951 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  CAS-BOT-BC116202  Delphinium nuttallianum Mrs. H. C. Cantelow 1936-5-20 s.n. Trinity Scott Mountain, Grade north of Carrville Comment
  HSC29033  Delphinium nuttallianum J. P. Smith 1973-4-21 6312 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC44141  Delphinium nuttallianum M. A. Baker 1977-5-21 312 Trinity Eagle Creek Campground 851 Comment
  HSC683  Delphinium nuttallianum William J. Ferlatte 1967-7-6 629 Trinity Mouth of Bullards Basin 1829 Comment
  HSC41649  Delphinium nuttallianum Thomas W. Nelson, James Nelson 1976-6-10 2668 Trinity Adjacent to Senteney Rock 1524 Comment
  UCD96091  Delphinium nuttallianum Joseph M. DiTomaso 1975-7-22 176 Trinity Trinity Alps. 1/8 mile east of Boulder Creek on Lion Lake Trail. 1645 Comment
  HSC67436  Deschampsia cespitosa Ed Cope, John S. Palmer Jul 1977 537 Trinity South of trail to Granite Lake. 1280 Comment
  UCD61161  Deschampsia cespitosa John Thomas Howell 1955-7-17 30707 Trinity Southwest of Peanut. 762 Comment
  HSC97698  Deschampsia cespitosa subsp. cespitosa Thomas W. Nelson, Shauna Hee 2006-8-4 9478 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  HSC50836  Deschampsia danthonioides G. L. Clifton, Overton 1979-6-3 3626 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  UC192367  Deschampsia danthonioides Harry S. Yates 1914-5-17 293 Trinity near Weaverville Weaverville 640 Comment
  HSC51195  Deschampsia elongata G. L. Clifton, Overton 1979-6-4 4023 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  UC1541607  Deschampsia elongata J. P. Tracy and H. E. Parks 1941-8-28 11512 Trinity Lemonade Springs S. Fork Mountain, Lemonade Springs 1584 Comment
  UC552796  Deschampsia elongata Joseph P. Tracy 1935-8-3 14511 Trinity Mary Blaine Mt. 1950 Comment
  UC589927  Deschampsia elongata H. S. Yates 1936-6-22 5836 Trinity 2 1/2 mi. n.-n.w. Shoemaker Bally; Weaverville Quad. 1158 Comment
  JEPS74432  Descurainia incana W. J. Ferlatte 1966-8-4 309 Trinity Trinity Alps, Dorleska Mine 1981 Comment
  CAS-BOT-BC388463  Dianthus armeria J. R. Keck; W. J. Ferlatte 1972-5-13 s.n. Trinity Along Wildwood-Ruth Road (Rd. 29N30) 2.2 mi. e. of Cedar Gap turn-off, Trinity Nat. Forest Comment
  HSC35165  Dicentra formosa R. M. Sullivan 1975-5-17 98 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  CAS-BOT-BC402495  Dicentra formosa subsp. formosa G. R. Kleeberger 1880-7-2 s.n. Trinity Weaverville 1828 Comment
  RSA66478  Dicentra formosa subsp. formosa P. A. Munz 1951-7-21 16779 Trinity Fisher Ridge, at head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  UCD95070  Dicentra formosa subsp. formosa Rolf Y. Berg 1963-7-10 s.n. Trinity Along Union Creek, near Coffee Creek Road. Comment
  SEINET7293441 Image available Dichanthelium oligosanthes subsp. scribnerianum Richard Spellenberg 1965-1 1164 Trinity Along Trinity River; Cedar Flat; Burnt Ranch Comment
  CHSC2083  Dichelostemma ida-maia M. Underhill 1954-5-1 Trinity 304 Comment
  UC666910  Dichelostemma ida-maia Joseph P. Tracy 1937-6-25 15555 1/2 Trinity 2 mi e Grove's Prairie; Trinity Summit 1524 Comment
  HSC68867  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-20 5713 Trinity Shasta-Trinity National Forest, along Forest Service Rd. 29N73, 1.6 mi. S of junction with Hwy. 36 1220 Comment
  HSC71734  Dichelostemma multiflorum Gail Newton 1980-7-2 885 Trinity Near Swim Ridge. 1341 Comment
  HSC81797  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-18 5561 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  HSC82306  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1979-6-15 4834 Trinity Mouth of Bear Creek 915 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
  RSA376823  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1980-6-17 5530 Trinity Shasta-Trinity National Forest. Along road 1N12 (12) 1.1 miles from junction with road 2N07 (7). 1006 Comment
  HSC70106  Dichelostemma venustum Thomas W. Nelson, Jane P. Nelson 1978-6-22 4288 Trinity Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36 1527 Comment
  HSC97532  Dichelostemma venustum Juha Pykala, D. H. Norris 1987-6-15 1770 Trinity Dubakella Mtn., 1.0 mi. from the top by rd. 1402 Comment
  CAS-BOT-BC153465  Diplacus layneae Doris K. Kildale 1927-7-4 3699 Trinity At Summit on boundary line between Trinity & Shasta counties Comment
  SEINET8370999  Diplacus layneae Fred W. Hoffman 1948-7-4 2426 Trinity Trestle Creek; Bayles to Trinity Center road. 1280 Comment
  CAS-BOT-BC151456  Diplacus nanus Eugene Carter 1975-6-26 1015 Trinity North Fork Trinity River, Grizzly Creek 1615 Comment
  CHSC71059  Disporum hookeri Vernon Oswald; Lowell Ahart 1998-5-14 9074 Trinity Wildwood Rd. 6.7 mi north of Hwy. 36, 1.4 mi north of Gemmill Gulch Picnic Area. 1024 Comment
  JEPS94249  Disporum hookeri Vernon Oswald and Lowell Ahart 1998-5-14 9074 .1 Trinity 1.4 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.7 mi n of Highway 36); Wildwood Road 1024 Comment
  RSA211386  Disporum hookeri var. hookeri William J. Ferlatte 1967-6-27 534 Trinity Big Flat, wooded area with scattered openings. 1524 Comment
  HSC388  Dodecatheon hendersonii William J. Ferlatte 1967-6-27 542 Trinity Big Flat 1524 Comment
  HSC39539  Dodecatheon hendersonii Thomas W. Nelson, Jane P. Nelson 1976-5-23 2551 Trinity E side of Black Lassic along S side of branch off Shanty Creek 1555 Comment
  HSC67260  Dodecatheon hendersonii Thomas W. Nelson, D. Gordon 1980-5-8 5225 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  HSC67924  Dodecatheon hendersonii J. P. Smith, J. O. Sawyer 1973-4-15 6119 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  HSC68362  Dodecatheon hendersonii J. P. Smith 1973-5-6 6637 Trinity Blanchert Flats near Douglas City Comment
  HSC67620  Dodecatheon hendersonii J. P. Smith, J. O. Sawyer 6134 Trinity Coffee Creek Rd., 4.6 mi. W of Hwy. 3 1189 Comment
  HSC4468  Dodecatheon jeffreyi William J. Ferlatte 1967-8-6 800 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  UC562747  Dodecatheon jeffreyi Joseph P. Tracy 1935-8-7 14609 Trinity at head of White's Creek , at head of White's Creek (Devil's Canyon Mts.) 2072 Comment
  UCD119019  Dodecatheon jeffreyi Joseph M. DiTomaso 1976-7-6 571 Trinity Mumford Meadows on Swift Creek Trail. 1645 Comment
  HSC40490  Draba howellii J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2611 Trinity Peak above Summit Lake 2454 Comment
  HSC98483  Draba howellii Dana York, J. R. Shevock, Richard Helliwell 2009-7-3 2946 Trinity Ca. 82 mi. W of Redding, Shasta-Trinity National Forest on Limestone Ridge 2123 Comment
  HSC73475  Drymocallis glandulosa Gail Newton 1980-7-12 1344 Trinity Near Red Lassic 1798 Comment
  UC154500  Drymocallis lactea var. austiniae Joseph Burtt Davy and Walter C. Blasdale 1899-5 5793 Trinity Trinity Summit North Coast Ranges, Trinity Summit Comment
  CAS-BOT-BC163119  Drymocallis lactea var. lactea C. L. Hitchcock; J. S. Martin 1939-7-11 5378 Trinity Cliffs between upper and lower Canyon Creek Lake, Salmon-Trinity Alps, 11 miles north of Dedrick 1889 Comment
  HSC78023  Drymocallis lactea var. lactea John S. Palmer 1973-6-19 28 Trinity Bear Lakes Area, below Big Bear Lake. 1707 Comment
  CAS-BOT-BC159299  Drymocallis lactea var. lactea Annie M. Alexander; Louise Kellogg 1948-8-6 5416 Trinity West side of creek, Canyon Creek, tributary of Trinity River 1676 Comment
  HSC27386  Elatine ambigua J. P. Smith 1973-4-7 6006 Trinity New River trail from Grays Falls Campground on the N side of the Trinity River and W side of the New River 244 Comment
  CHSC82566  Eleocharis bella L. P. Janeway 2001-7-8 7311 Trinity Klamath Ranges. On ridgetop 2.4 km north of Red Mountain. Vernal pool on ridgetop. 1660 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
  SEINET4170487 Image available Eleocharis rostellata Unknown 1935-8-3 14487 Trinity Mary Blaine MT. Mary Blaine Meadow 1951 Comment
  CAS-BOT-BC227153  Elymus elymoides Joseph P. Tracy 1935-8-5 14546 Trinity Devil's Canyon Mts. at head of White's Creek 2072 Comment
  CAS-BOT-BC94425  Elymus elymoides subsp. californicus R. C. Wenk 2005-7-16 248 Trinity Coffee Creek, Big Flat Meadow. Growing above high water line near lake 1524 Comment
  HSC65029  Elymus elymoides var. californicus D. L. Goforth 1979-7-21 305 Trinity Trinity Alps Wilderness Area. 1890 Comment
  HSC36009  Elymus elymoides var. elymoides J. P. Smith, J. O. Sawyer 1973-7-27 7194 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC41383  Elymus elymoides var. elymoides J. O. Sawyer 1971-7-7 2406 Trinity E of Weaver Bally 1738 Comment
  HSC72713  Elymus glaucus Gail Newton 1980-7-2 966 Trinity Near N Kelsey Peak 1463 Comment
  HSC82512  Elymus glaucus Thomas W. Nelson, Jane P. Nelson 1979-6-14 4766 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  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
  HSC26699  Elymus glaucus William J. Ferlatte 1971-9-18 1375 Trinity Trinity Alps. N side of Caribou Mtn., Caribou Meadow. 1921 Comment
  CAS-BOT-BC203736  Elymus glaucus subsp. glaucus P. A. Munz 1951-7-17 16579 Trinity Grasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  CAS-BOT-BC235237  Elymus multisetus Eugene Carter 1972-6-20 439 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). Hobo Gulch Helispot 914 Comment
  UCD105408  Epilobium brachycarpum Dean Wm. Taylor; Kathleen A. Teare 1979-9-7 7668 Trinity Along Trinity River near Big Bar. 365 Comment
  CAS-BOT-BC171821  Epilobium canum subsp. latifolium Eugene Carter 1968-7-7 187 Trinity 1 1/2 mi. up Backbone Creek Trail, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 975 Comment
  POM224401B  Epilobium ciliatum subsp. ciliatum J. T. Howell 1936-8-26 12811 Trinity Near junction of Tangle Blue and Scott Mt. Creeks Comment
  HSC40434  Epilobium foliosum J. O. Sawyer 1973-6-6 2520 Trinity Along trail to Big Bear Lake 1433 Comment
  POM230317  Epilobium hallianum J. T. Howell 1937-7-21 13229 Trinity Big Flat. Comment
  UC169748  Epilobium hallianum Mrs. M. H. Manning 1901-1 66 Trinity Trinity Summit Comment
  CAS-BOT-BC479725  Epilobium minutum Dana York 2010-5-8 2991 Trinity Six Rivers National Forest, ca. 1 km NE of the New River/Trinity River confluence, on spur ridge between the rivers 225 Comment
  HSC67265  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-5-8 5218 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  HSC68652  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-18 5566 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  RSA293079  Epilobium minutum Thomas W. Nelson, Dave Gordon 1980-6-10 5573 Trinity Shasta-Trinity National Forest. Along road 1N05 at the copper mine along Copper Mine Hill. 1463 Comment
  UCD106747  Epilobium oreganum Joseph M. DiTomaso 1976-7-12 623 Trinity Trinity Alps. Lower Bear Basin Meadow. 1737 Comment
  UC583071  Epilobium septentrionale P. A. Munz 1936-8-11 14367 Trinity Little Trinity R., Forest Glenn 701 Comment
  CAS-BOT-BC171865  Epilobium septentrionale H. C. Cantelow 1937-8-20 1871 Trinity Just after crossing divide above head of Bear Creek 2286 Comment
  JEPS95658  Epipactis gigantea Vernon H. Oswald and L. Ahart 1999-7-5 9828 Trinity Southeast of Callahan and 1.3 mi northeast of Hwy. 3 on Forest Rd. 17 paralleling the Trinity River: T39N R7W Sect. 11, 3700 ft, mixed coniferous forest, serpentine substrate 1127 Comment
  HSC45885  Equisetum hyemale subsp. affine J. P. Smith, J. O. Sawyer 1973-4-15 6126 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  CHSC71015  Equisetum telmateia subsp. braunii Vernon Oswald; Lowell Ahart 1998-5-14 9075 Trinity Wildwood Rd. 7.2 mi north of Hwy. 36, 1.4 mi north of Gemmill Gulch Picnic Area. 1021 Comment
  CAS-BOT-BC174257  Eremogone congesta var. congesta Eugene Carter 1972-6-21 460 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 2 miles west of Hobo Gulch 1691 Comment
  CHSC31375  Eriastrum brandegeeae T. Spira 1979-6-27 322 Trinity Shasta-Trinity NF/Hayfork Rd. Hayfork airport on sw side 0.9 mi e of jct of Hwy 3 and Morgan Hill Rd and 75 ft n of latter rd and 210 ft s of airport runway. 707 Comment
  CAS-BOT-BC33463  Eriastrum tracyi Joseph Prince Tracy 1923-6-30 6463 Trinity Hay Fork Valley 792 Comment
  UC449819  Eriastrum tracyi Chesnut and Drew 1888-7-23 Trinity Hy-Am-Pom [Hyampom] 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
  RSA305725  Eriastrum tracyi D. Gordon 1978-8-3 s.n. Trinity South side of State Route 3 about 300 yards east of intersection of Big Creek Road and S. R. 3. 728 Comment
  CHSC78796  Ericameria nauseosa var. oreophila Vernon H. Oswald 2000-9-23 9968 Trinity Hwy 36 west of Red Bluff between Wildwood and Hwy 3. 1191 Comment
  CAS-BOT-BC294319  Ericameria nauseosa var. speciosa Eugene Carter 1973-9-13 694 Trinity Salmon-Trinity Alps and vicinity. Southwest of Jorstad Cabin 1219 Comment
  CHSC30189  Ericameria ophitidis M. S. Taylor 1980-8-6 3220 Trinity Ca. 50ft n of 29N36A, ca. 1/2 mi w of its jct with 29N38, ca. 5 mi s of Wildwood. 1249 Comment
  CHSC35552  Ericameria ophitidis Thomas W. Nelson; Jane P. Nelson 1980-8-21 6241 Trinity Along Salt Creek Road 2 miles from junction with State Route 3. 792 Comment
  UCD149558  Ericameria ophitidis G. L. Stebbins 1972-8-19 s.n. Trinity Southwest of Wildwood, near State Highway 36 above Muldoon Gulch. (Exact location unknown. Coordinates estimated by label maker.) 1264 Comment
  JEPS95641  Erigeron bloomeri var. bloomeri Vernon H. Oswald and L. Ahart 1994-8-1 6439 Trinity T40N R6W SE1/4 SW1/4 Sec. 11, 6600 ft, Red Fir Forest. Forest Rd. 17 at the upper trailhead to Deadfall Lakes, ca. 2.5 mi (air) WNW of Mt. Eddy 2011 Comment
  UC933393  Erigeron cervinus Annie M. Alexander and Louise Kellogg 1948-8-6 5408 Trinity Canyon Creek (tributary of Trinity River) Trinity Mountains, Canyon Creek 1676 Comment
  CAS-BOT-BC234206  Erigeron divergens F. Almeda 1993-7-29 7314 Trinity About 15 miles W of Coffee Creek and about 1 mile N of Mt. Meadow Ranch off of Coffee Creek Rd. 1554 Comment
  RSA211210  Erigeron divergens William J. Ferlatte 1966-8-16 385 Trinity Trinity Alps: Big Flat 1524 Comment
  UCR51768  Erigeron eatonii var. plantagineus H. M. Hall 1909-1 8615 Trinity Salmon Mtns, Union Lake Comment
  CAS-BOT-BC300628  Erigeron foliosus var. hartwegii D. H. Norris 1970-5-9 12148 Trinity Along Trinity River at Burnt Ranch Bridge Comment
  CAS-BOT-BC300706  Erigeron glacialis var. glacialis C. L. Hitchcock; J. S. Martin 1939-7-11 5382 Trinity West side of upper Canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps 1889 Comment
  HSC12654  Erigeron glacialis var. glacialis William J. Ferlatte, Alice Q. Howard 1970-8-12 1315 Trinity Ridge W of Upper Canyon Creek 2256 Comment
  JEPS41391  Erigeron glacialis var. glacialis P. B. Kennedy 1919-8-1 Trinity Clover Sierra Nat. Forest, Clover 2148 Comment
  JEPS77433  Erigeron glacialis var. glacialis William J. Ferlatte 1975-8-23 1715 Trinity w shore Lake Anna; Trinity Alps, Lake Anna 2285 Comment
  HSC67486  Erigeron greenei J. P. Smith, J. O. Sawyer 1975-7-12 8361 Trinity Hwy. 3 at Ramshorn Creek 854 Comment
  SEINET10971217  Erigeron inornatus var. angustatus Mary Susan Taylor 1980-7-22 Taylor 3166 Trinity T39N R7W ne sec 34. Shasta-Trinity Natl Forest, in open, dry, cobbly/sandy old river bed, on W side of Hwy 137, ca. 2.4 mi N of its jct with Hwy 3. 914 Comment
  HSC78746  Erigeron inornatus var. inornatus John S. Palmer 1973-8-3 150 Trinity Bear Lakes area 1677 Comment
  HSC96861  Erigeron inornatus var. inornatus Vernon Oswald, L. Ahart 1997-7-17 8752 Trinity Forest Route 29, 0.3mi NW of W Fork of Smoky Creek, 8.4mi S of Hwy 36 1226 Comment
  RSA105351  Erigeron inornatus var. inornatus Douglas Barbe 1955-8-3 336 Trinity 2 miles south of Scott Mt. Forest Camp on Scott Mt. Road 1494 Comment
  CAS-BOT-BC295462  Erigeron klamathensis Joseph P. Tracy 1935-7-24 14204 Trinity Trinity Summit. Near Ranger Station 1828 Comment
  CAS-BOT-BC295482  Erigeron lassenianus var. lassenianus Lester Rowntree 1938-6-10 s.n. Trinity Minerville to Trinity Alps 762 Comment
  UCR4906  Erigeron peregrinus subsp. callianthemus Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  CAS-BOT-BC295800  Erigeron petrophilus var. viscidulus A. R. Kruckeberg 1954-8-10 3736 Trinity About Sapphire Lake, Trinity Alp [Alps], Salmon-Trinity Primitive Area 2286 Comment
  HSC2361  Erigeron petrophilus var. viscidulus William J. Ferlatte 1966-8-19 450 Trinity Meadow above Ward Lake 2226 Comment
  RSA211201  Erigeron petrophilus var. viscidulus William J. Ferlatte 1967-8-7 843 Trinity Canyon Creek Lakes 1646 Comment
  UC581747  Erigeron petrophilus var. viscidulus Joseph P. Tracy 1935-8-2 14437 Trinity w slope Potato Mt. 1828 Comment
  HSC42554  Erigeron petrophilus var. viscidulus Robert M. Specht 1977-6-28 1102 Trinity Ridge on Round Mtn. 1494 Comment
  CAS-BOT-BC300100  Erigeron philadelphicus Eugene Carter 1972-8-18 519 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 1/2 mile south of Hobo Gulch 914 Comment
  HSC24620  Erigeron philadelphicus W. R. Oxner 1966-5-15 30 Trinity Town of Hayfork Comment
  UC1553540  Erigeron reductus var. reductus E. Dean 1988-8-16 175 Trinity n of Coffee Creek 1463 Comment
  HSC51319  Erigeron robustior G. L. Clifton, Overton 1979-6-4 4079 Trinity Near Van Duzen River, close to town of Alderpoint 853 Comment
  CAS-BOT-BC189028  Eriodictyon californicum L. B. Kildale 1931-7-7 s.n. Trinity The Knob, Deer Lick Springs Comment
  HSC39021  Eriodictyon californicum J. P. Smith, J. O. Sawyer 1975-6-22 8230 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  SEINET5728822 Image available Eriogonum Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6145 Trinity Collected in a ditch along Eagle Creek Road (Co. Rd. 133), 0.45 mile from the intersection with California 3. This intersection is 40.5 road miles north of the junction of California 3 and California 299 in Weaverville.; Weaverville Comment
  HSC62965  Eriogonum compositum Thomas Wood 1979-5-12 180 Trinity Hills S of Philpot Campground in Philpot Creek drainage Comment
  CAS-BOT-BC250077  Eriogonum compositum var. compositum P. A. Munz 1951-7-18 16630 Trinity North slope of North Yolla Bolly Pk., North Bolly Mts., line of Tehama - Trinity County 1981 Comment
  CAS-BOT-BC242540  Eriogonum congdonii H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail, north of Trinity Alps Resort 2133 Comment
  CHSC117310  Eriogonum congdonii L. P. Janeway; B. Castro 2016-8-1 12140 Trinity Klamath Ranges. Crest of the Trinity Mountains, 0.5 air-km east of Tamarack Lake. 1876 Comment
  JEPS105032  Eriogonum congdonii Dean W. Taylor 1996-7-7 15830 Trinity Scott Mountains; Hwy 3 about 2 mi N of Scott Mountain Pass, Shasta - Trinity National Forest; Klamath region 1402 Comment
  RSA594188  Eriogonum congdonii S. O. Mattoon 1974-9-8 41 Trinity Trinity River, Forest Road 42N17; vicinity of Picayune Creek; Shasta North Fork. 1220 Comment
  HSC30265  Eriogonum diclinum William J. Ferlatte 1972-8-7 1412 Trinity Boulder Creek basin, tributary to Canyon Creek 1738 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
  HSC42983  Eriogonum libertini J. P. Smith, J. O. Sawyer 1975-6-22 8245 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  RSA423116  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-18 5577 Trinity Along road 1N10, 1 mile from jct. with road 2N07 (7). Shasta-Trinity National Forest. 1372 Comment
  UC1425858  Eriogonum libertini T. P. Spira, R. Thode 1978-7-25 Trinity Off of Hwy 36. in Platinas area Shasta Trinity N.F., Platinas area Comment
  HSC43117  Eriogonum luteolum Maralyn O'Meara 1973-6-30 250 Trinity Along FS Rd. 30N24, the Salt Creek Rd., SE of Peanut Comment
  RSA96841  Eriogonum luteolum Percy C. Everett, E. K. Balls 1954-10-15 20305 Trinity Hwy 36, 10 mi. s.e. of Peanut, between Hayfork and Wildwood. 869 Comment
  CAS-BOT-BC263684  Eriogonum luteolum var. luteolum John Thomas Howell 1955-7-17 30687 Trinity Weaverville 609 Comment
  HSC39109  Eriogonum luteolum var. luteolum Gary S. Lester 1973-6-30 26 Trinity Salt Creek, just off the 8-dip Rd. out Peanut, USFS Rd. 30N24, W fork of Salt Creek Comment
  CAS-BOT-BC263675  Eriogonum luteolum var. luteolum Peter H. Raven; R. Snow 1958-7-20 13628 Trinity 11.6 miles north-east of Denny Comment
  UCD100384  Eriogonum marifolium Joseph M. DiTomaso 1975-7-1 86 Trinity at outlet to Elmerald Lake. 1676 Comment
  HSC76601  Eriogonum nudum Alerie Gizinski 1981-7-8 107 Trinity Near Duncan Ranch 876 Comment
  CHSC30860  Eriogonum nudum var. nudum T. Spira 1979-6-26 320 Trinity S side of Hwy 3 in Hayfork, 3 yds s of its jct with Big Creek Rd, 50 yds s of 3rd telephone pole e of Big Breek Rd. 727 Comment
  CHSC82598  Eriogonum nudum var. nudum L. P. Janeway 2001-7-8 7305 Trinity Klamath Ranges. On ridgetop 1.8 km north of Red Mountain. 1650 Comment
  HSC34415  Eriogonum nudum var. nudum J. P. Smith, J. O. Sawyer 1973-7-3 6964 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC43449  Eriogonum nudum var. nudum Jennifer Whipple 1976-9-27 1822 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC63193  Eriogonum nudum var. nudum M. A. Baker 1979-7-1 614 Trinity Hell to Find Lake Comment
  HSC42571  Eriogonum nudum var. nudum Robert M. Specht 1977-6-29 1094 Trinity Horse Ridge 1433 Comment
  RSA20957  Eriogonum nudum var. nudum Carl B. Wolf 1937-6-20 8930 Trinity North Coast Range, along Mad River, 5.8 mi above Eureka - Red Bluff Road on road to Ruth. 457 Comment
  HSC41149  Eriogonum nudum var. pubiflorum Thomas W. Nelson, Jane Nelson 1976-8-3 3088 Trinity W of Buckhorn Summit, along Hwy. 299 979 Comment
  UC1299715  Eriogonum strictum var. proliferum Freed W. Hoffman 1948-7-16 2358 Trinity 1.1 mi w Peanut; North Coast Ranges 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
  CHSC99709  Eriogonum umbellatum var. argus L. P. Janeway 2008-7-23 9453 Trinity Klamath Ranges. Trinity Mountains; top of an un-named peak overlooking the uppermost (un-named) lake of the Seven Lakes Basin; about 0.8 km west of Boulder Peak. Southeast-facing gravelly slope. 2067 Comment
  RSA50246  Eriogonum umbellatum var. argus E. K. Balls 1949-7-4 13813 Trinity Chloride Mine, above Dedrick. 915 Comment
  UCD169414  Eriogonum umbellatum var. argus L. P. Janeway 2001-7-15 7342 Trinity Klamath Ranges. Ridgetop 0.3 km west of Mud Spring and about 3.2 km south-southwest of Dubakella Mountain. 1640 Comment
  HSC43076  Eriogonum umbellatum var. speciosum Thomas W. Nelson, Jane P. Nelson 1977-9-4 3744 Trinity Rd. to Pine Root Spring off USFS Rd. 29N30, E side Red Mtn. Comment
  JEPS105025  Eriogonum umbellatum var. speciosum Dean W. Taylor 1996-7-26 15851 Trinity Trinity Mtns.; Cedar Creek along Forest Road 40N45 (about 10 air miles southwest of Weed); Shasta-Trinity National Forest 1981 Comment
  HSC72608  Eriogonum vimineum Gail Newton 1980-7-1 834 Trinity Near Hayden Roughs 1219 Comment
  UC1413450  Eriogonum vimineum James L. Reveal, Caroline G. Reveal 1974-8-17 3783 Trinity along California Highway 3 at the Kokanee Picnic Area on the extreme western shore of Clair Engle Lake Clair Engle Lake 792 Comment
  CHSC82154  Eriophorum crinigerum L. P. Janeway 2001-7-15 7317 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
  HSC26201  Eriophyllum lanatum J. P. Smith, J. O. Sawyer 1972-5-27 5311 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC68697  Eriophyllum lanatum Thomas W. Nelson, D. Gordon 1980-6-10 5570 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  HSC69934  Eriophyllum lanatum Thomas W. Nelson, J. O. Sawyer 1978-6-9 4130 Trinity Red Mtn. 1250 Comment
  HSC71751  Eriophyllum lanatum M. A. Baker 1980-7-1 2570 Trinity Near Hayden Roughs. 1402 Comment
  HSC72601  Eriophyllum lanatum Gail Newton 1980-7-1 845 Trinity Near Hayden Roughs 1219 Comment
  RSA49249  Eriophyllum lanatum var. achilleoides P. A. Munz 1949-5-16 13248 Trinity Half mile above Junction City on Canyon Creek. 549 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-BC308201  Eriophyllum lanatum var. grandiflorum David D. Keck 1944-7-10 5473 Trinity Muldoon Gulch, 3 mi. W. of Wildwood 1036 Comment
  CAS-BOT-BC308209  Eriophyllum lanatum var. grandiflorum Eugene Carter 1973-7-24 632 Trinity Along the Grizzley Creek Trail near Lower Grizzley Meadow, North Fork Trinity River, Hobo Gulch Camp and vicinity 18 mi. NW of Weaverville 1706 Comment
  CAS-BOT-BC308211  Eriophyllum lanatum var. grandiflorum Alice Eastwood; John Thomas Howell 1937-6-25 4900 Trinity Trinity Alps Resort Comment
  SEINET10475235  Eriophyllum lanatum var. grandiflorum Mary Merello 1993-6-21 Merello 676 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
  UC133114  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1901-7-1 Trinity Canon Creek Twin Lakes, Canon Creek Comment
  CAS-BOT-BC301732  Eriophyllum lanatum var. lanceolatum John Thomas Howell 1937-7-21 13227 Trinity Big Flat Comment
  HSC50  Eriophyllum lanatum var. lanceolatum William J. Ferlatte 1966-7-1 177 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  RSA41950  Eryngium articulatum H. C. Cantelow 1936-8-23 1726 Trinity Near Preacher Camp, about 4 miles west of Scott Ranch Comment
  HSC72913  Erysimum capitatum var. capitatum M. A. Baker 1980-7-2 2618 Trinity Near Horsehead Mtn. 1737 Comment
  HSC43260  Erysimum capitatum var. capitatum K. Irwin 1977-5-21 381 Trinity Hwy. 3, 5 mi. E of Callahan Comment
  RSA258843  Erysimum capitatum var. capitatum Thomas W. Nelson 1973-7-10 1053 Trinity Along Mule Ridge south-east of Red Lassic. Comment
  CAS-BOT-BC54943  Erysimum perenne Philip A. Munz 1951-7-21 16783 Trinity North Yolla Bolly Mountains. Fisher Ridge. 2133 Comment
  OBI36340  Erythranthe linearifolia David J. Keil 1983-7-3 17373 Trinity 1.5 mi S of Scott Mtn Pass along SR3 1524 Comment
  RSA593758  Erythronium Dorothy Parker 1969-5-11 s.n. Trinity Tangle Blue Creek, Scott Mountain, on Trinity side 915 Comment
  HSC40355  Erythronium californicum Linda M. Barker, Raul Tuazon 1976-5-1 1440 Trinity Hwy. 36, 1.5 mi. E of the junction with Hwy. 3 915 Comment
  HSC59833  Erythronium californicum Clark L. Miller 1979-4-13 388 Trinity Grays Falls Campground along path to Trinity River Comment
  JEPS109668  Erythronium californicum Dean W. Taylor 2002-4-18 17984 Trinity Stony Ridge, watershed of Stony Creek, along logging road about 2 miles north from Highway 3 1097 Comment
  CAS-BOT-BC502693  Erythronium californicum Elmer I. Applegate 1932-4-14 7055 Trinity Fawn Lodge,Trinity County, 16 miles south of Weaverville on the road to Redding. 853 Comment
  CAS-BOT-BC502696  Erythronium californicum Eugene Carter 1972-3-31 363 .01 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 1.2 mi. up the Hobo Gulch Road. 579 Comment
  CAS-BOT-BC65242  Erythronium citrinum var. roderickii Jane E Van Susteren 2008-4-30 08 -22 Trinity Shasta-Trinity NF, Weaverville Ranger District. West of Sunflower Flat along forest road 39N62. 1380 Comment
  CAS-BOT-BC65245  Erythronium citrinum var. roderickii Jane E Van Susteren 2008-4-21 08 -33 Trinity Shasta-Trinity NF, Weaverville Ranger District. Along Forest Road 36N42Y, 0.35 mi NE of Jackass Peak, 1150 Comment
  HSC32908  Erythronium grandiflorum subsp. grandiflorum Thomas W. Nelson 1973-5-30 998 Trinity Red Lassic area 1799 Comment
  HSC40442  Erythronium grandiflorum subsp. grandiflorum J. O. Sawyer 1973-6-6 2514 Trinity W of Big Bear Lake 1799 Comment
  SEINET10528875  Erythronium grandiflorum var. pallidum Annie M. Alexander, Louise Kellogg 1949-6-30 Alexander 5740 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area. 2105 Comment
  CAS-BOT-BC502816  Erythronium purpurascens Mrs. H. C. Cantelow 1939-6-5 3982 Trinity Mad River, 11 miles south east of Ruth 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
  UC469017  Eucephalus glabratus Mrs. M. H. Manning 1889-8-1 Trinity Trinity Summit Comment
  UC130566  Eucephalus ledophyllus H. M. Hall 1909-7-1 8686 Trinity Dorleska Salmon Mountains 1981 Comment
  CAS-BOT-BC310484  Eucephalus tomentellus Philip A. Munz 1951-7-18 16613 Trinity North slope of North Yolla Bolly Peak, Trinity-Tehama county line Comment
  CAS-BOT-BC202779  Euonymus occidentalis Mr. Merrel Ackley; Mrs. Merrel Ackley 1964-10-10 s.n. Trinity Deer Lick Springs, Browns Creek, Trinity Nat. Forest 914 Comment
  UC668180  Euonymus occidentalis var. occidentalis Joseph P. Tracy 1935-8-2 14430 Trinity near Brooks Mine at Young's Peak (along stream heading into Eagle Creek) 1584 Comment
  HSC62960  Euphorbia crenulata M. A. Ericksen 1979-5-12 275 Trinity Along Philpot Creek in Philpot Campground. 610 Comment
  HSC8003  Euphorbia crenulata R. Spellenberg 1964-6-16 433 Trinity 1 mi. W of Hwy. 299 on Underwood Mtn. Rd., Burnt Ranch Comment
  UCR109020  Euphorbia maculata L. C. Wheeler 1950-8-15 6781 Trinity Eel River at Island Mountain Comment
  HSC78789  Festuca arundinacea John S. Palmer 1976-7-14 495 Trinity Bear Lakes Area, along trail to Big Bear Lake 1662 Comment
  HSC84196  Festuca californica J. P. Smith 1980-7-22 10308 Trinity Shasta-Trinity National Forest, Salt Creek Campground on Thirteen Dips Rd. 793 Comment
  CDA28211  Festuca californica G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2713 Trinity Trinity National Forest; on Hwy 3 at Bowerman Ridge Road, west of Clair Engle Lake, north of Weaverville, 1.25 miles (2 km) south of Preacher Meadow campground, midway between Covington Mill and Trinity Center. Comment
  CAS-BOT-BC278399  Festuca elmeri J. T. Gray 1912-1-1 195 Trinity Trinity National Forest Comment
  UC191790  Festuca idahoensis Harry S. Yates 1914-7-13 488 Trinity Stuarts Comment
  CAS-BOT-BC282630  Festuca idahoensis John Thomas Howell 1955-6-13 30393 Trinity Hayfork 716 Comment
  JEPS123121  Festuca occidentalis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 045 Trinity Trinity Creek Watershed Comment
  UC192581  Festuca occidentalis Harry S. Yates 1914-5-20 323 Trinity East Weaver Creek Comment
  HSC74141  Festuca pratensis M. A. Baker 1980-5-25 1616 Trinity Near Browns Canyon. 823 Comment
  UC464488  Fragaria vesca R. M. Holman 1931-5-15 Trinity Wildwood 1158 Comment
  HSC69942  Frangula californica subsp. crassifolia Thomas W. Nelson 1978-5-27 4054 Trinity Red Mtn. 1250 Comment
  HSC101384  Frangula californica subsp. occidentalis J. P. Smith, J. O. Sawyer, R. J. Cole 2010-6-13 12930 Trinity Shasta - Trinity National Forest. Along Forest Service Road 36N25 to Swift Creek Trail. 881 Comment
  SDSU8506  Fraxinus velutina L. N. Harvey 1930-9-26 Trinity Forest Glenn Comment
  HSC27502  Fritillaria affinis J. P. Smith 1973-4-7 5948 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  CAS-BOT-BC130194  Fritillaria affinis A. M. Vollmer; L. Beane 1951-5-31 3 Trinity 15 miles north of Mina, on road to Hoaglin and Zenia Comment
  UC922501  Fritillaria atropurpurea Annie M. Alexander and Louise Kellogg 1949-7-13 5800 Trinity nw of Trinity Center (Union Creek, South branch of Coffee Creek, Trail to Bear Lake); Union Creek, Coffee Creek, Trail to Bear Lake 1828 Comment
  HSC39131  Fritillaria purdyi Gary S. Lester 1974-6-29 317 Trinity Yolla Bolly Winlderness, E of saddle between N Yolla Bolly Mtn. and Black Rock Mtn. 2256 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
  HSC31824  Fritillaria recurva D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-13 5538 Trinity Black Lassic 1738 Comment
  HSC40536  Fritillaria recurva Thomas W. Nelson, James Nelson 1976-5-23 2537 Trinity Along branch to Shanty Creek E side of Black Lassic 1555 Comment
  UC922508  Fritillaria recurva Annie M. Alexander and Louise Kellogg 1949-7-1 5741 Trinity between North Yolla Bolly and Black Rock Mountains (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC504475  Fritillaria recurva Doris K. Kildale 1928-4-11 4560 Trinity Trinity Center Comment
  CAS-BOT-BC304311  Gaillardia pulchella Lillian S. Mott 1964-7-4 LM 5964 Trinity Trinity Lake area 731 Comment
  JEPS52728  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-15 4024 Trinity road from Ruth to Zenia 8.4 mi w junction with Mad River road (near summit of grade) 1127 Comment
  HSC35586  Galium ambiguum subsp. siskiyouense Thomas W. Nelson 1973-7-10 1047 Trinity Along Mule Ridge SE of Red Lassic Comment
  HSC19789  Galium aparine John L. Heywood, D. H. Norris 1968-3-30 1756 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  HSC23653  Galium aparine J. O. Sawyer 1970-5-2 2538 Trinity Above New River 244 Comment
  HSC47571  Galium aparine Sheila Logan 1978-5-13 116 Trinity Philpot Campground, 1 mi. from Hwy. 3 on Trinity Pines Rd. 762 Comment
  HSC44814  Galium bifolium Barbara Kelly 1978-6-24 607 Trinity Scott Mtn. Campground off Hwy. 3 1646 Comment
  HSC90525  Galium bifolium Jennifer Whipple 1976-6-25 1146 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC169076  Galium bifolium Joseph Burtt Davy and Walter C. Blasdale Jun 21 1899-Jun 23 1899 5789 Trinity Trinity Summit North Coast Ranges Comment
  HSC35652  Galium bolanderi Thomas W. Nelson 1975-7-20 2064 Trinity Black Lassic Area 1799 Comment
  HSC397  Galium bolanderi William J. Ferlatte 1967-8-16 939 Trinity E side of Packers Peak 1982 Comment
  HSC68725  Galium bolanderi Jacqueline Greenleaf 1980-7-30 266 Trinity Near Skull Camp Trail 1173 Comment
  HSC72108  Galium bolanderi J. P. Smith, L. Barker, J. Cole 1976-7-27 8954 Trinity Shasta National Forest, Eagle Creek Campground. Comment
  JEPS52694  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1963-7-7 3839 Trinity bluffs above town Weaverville 640 Comment
  UC1196087  Galium bolanderi Joseph P. Tracy 1923-6-30 6445 Trinity near summit of Weaverville Rd; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  UC1553491  Galium bolanderi E. Dean 1988-8-16 174 Trinity rock outcrops n Coffee Crk. (top of knoll, s extension of mtn with Gypsy Queen Mine Claim, s of saddle) 1493 Comment
  UC722672  Galium bolanderi C. L. Hitchcock and J. S. Martin 1939-7-12 5349 Trinity 6 mi n Dedrick (on Canyon Creek trail); Salmon-Trinity Alps Comment
  JEPS52883  Galium californicum subsp. californicum Lauramay T. Dempster and G. L. Stebbins 1964-6-15 4030 Trinity about 1/2 mi w Zenia Ranger Station (on Hwy 36, crest and se-facing slope) 1188 Comment
  HSC36279  Galium glabrescens subsp. glabrescens J. O. Sawyer, J. P. Smith 1974-6-27 2612 Trinity Peak above Summit Lake 2454 Comment
  CAS-BOT-BC223121  Galium hilendiae subsp. kingstonense Doris Kildale 1931-5-16 s.n. Trinity Hawkins Bar Comment
  JEPS93998  Galium mexicanum var. asperulum Vernon H. Oswald and Lowell Ahart 1998-7-28 9385 Trinity e. Forest Glen (Rattlesnake Rd. along w. side of Post Creek 0.2 mi. n. of Hwy. 36) 780 Comment
  UC1196163  Galium mexicanum var. asperulum Joseph P. Tracy 1911-10-3 3546 Trinity about 5 mi below Ruth; Northern Coast Ranges, Mad River 914 Comment
  HSC57289  Galium parisiense G. L. Clifton 1979-7-19 8623 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  SEINET10500635  Galium parisiense Mary Susan Taylor 1980-6-11 Taylor 2831 Trinity T34N R12W ne 1/4 sec 6. Hyampom quad. Big Bar, on S side of Trinity River, in vicinity of bridge to Big Bar Camp ground. Shasta Natl Forest. 457 Comment
  RSA202663  Galium porrigens L. T. Dempster, G. Ledyard Stebbins 1963-7-8 3841 Trinity Where Mill Creek crosses Hwy 299. 2.7 miles E of Burnt Ranch. (Western Trinity Co.) 305 Comment
  HSC24125  Galium porrigens var. porrigens J. O. Sawyer 1970-5-2 2600 Trinity Above New River 244 Comment
  HSC399  Galium triflorum William J. Ferlatte 1967-8-7 831 Trinity Canyon Creek, ridge between 'L' Lake and Stuart Fork. 1829 Comment
  HSC59326  Garrya buxifolia M. A. Ericksen 1979-4-28 223 Trinity Near confluence of Trinity and New Rivers on the old trail to Denny Comment
  HSC69820  Garrya buxifolia Thomas W. Nelson 1978-5-27 4070 Trinity Red Mtn. 1250 Comment
  UC1122709  Garrya fremontii H. A. Jensen Sep 1931 225 Trinity Grizzly Mountain Trinity Forest, Hoaglin Quad. (Thompson Meadow) 1615 Comment
  UC1347177  Garrya fremontii Alice Eastwood and John Thomas Howell 1937-6-25 4957 Trinity between Coffee Creek and Eagle Creek Comment
  UCD121158  Garrya fremontii J. P. Smith 1975-5-17 8103 Trinity Humboldt Meridian; SE facing slope on trail to Denny at confluence of New River and Trinity River. Comment
  CAS-BOT-BC58941  Gaultheria shallon L. R. Abrams 1916-7-22 6216 Trinity Forested north slope between Mad & Trinity Rivers on Eureka - Red Bluff Road Comment
  HSC54297  Gayophytum diffusum subsp. parviflorum G. L. Clifton, Butler 1979-7-17 7480 Trinity Near Horse Ridge Mtn., close to the town of Mad River 1851 Comment
  HSC76619  Gayophytum diffusum subsp. parviflorum Alerie Gizinski 1981-8-19 288 Trinity Near Cable Creek 1317 Comment
  JEPS27591  Gayophytum diffusum subsp. parviflorum Joseph P. Tracy 1935-8-3 14503 Trinity Mary Blaine Mt. 1950 Comment
  UCR45445  Gayophytum diffusum subsp. parviflorum Michelle A. Strull 1985-6-25 30 Trinity c. 0.1 mi south of Hayfork Bally lookout along FS Road 33N52 1860 Comment
  HSC73885  Gayophytum heterozygum Gail Newton 1980-7-13 1413 Trinity Near Red Rock. 1509 Comment
  POM253699  Gayophytum heterozygum C. L. Hitchcock, J. S. Martin 1939-7-10 5344 Trinity Ca. 10 miles east of Douglas City. 915 Comment
  HSC38982  Gayophytum ramosissimum J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2647 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  HSC32268  Gentiana newberryi J. O. Sawyer 1970-8-10 2374 Trinity Morris Meadows on Stuart Fork 1372 Comment
  RSA45330  Gentiana newberryi Dorothy Parker 1947-8-28 s.n. Trinity Along edges of Bull Lake. 2250 Comment
  CHSC55118  Geranium dissectum L. P. Janeway 1987-6-29 2383 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; flat mdw-wetland area on N side of Lewsiton Rd 1.8 mi from hwy 299. 'Lowden Ranch'. On berm of drainage ditch. 533 Comment
  HSC56823  Geranium dissectum G. L. Clifton 1979-7-19 8618 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  UC922317  Geum macrophyllum var. perincisum Annie M. Alexander and Louise Kellogg 1949-6-26 5707 Trinity n of Yolla Bolly Middle Eel Primitive Area (White Rock Ranger Station); White Rock Ranger Station 1706 Comment
  HSC70434  Gilia capitata Gail Newton 1980-7-3 991 Trinity Near Horsehead Mtn. 1753 Comment
  UCR84745  Gilia capitata 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
  RSA49107  Gilia capitata P. A. Munz 1949-5-15 13235 Trinity 1 mile below Dedrick 91 Comment
  CAS-BOT-BC183594  Gilia capitata subsp. capitata Eugene Carter 1975-8-19 1081 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. At Rattlesnake Lake Camp 1691 Comment
  CAS-BOT-BC266524  Githopsis diffusa 1883-6-1 s.n. Trinity Hyampom Comment
  CAS-BOT-BC303177  Gnaphalium palustre P. A. Munz 1936-8-11 14361 Trinity Little Trinity River, Forest Glenn 762 Comment
  RSA245236  Gnaphalium palustre D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5233 Trinity About 5.7 miles south of Mad River Ranger Station (on Hwy. 36) along road to Zenia. Comment
  HSC54164  Goodyera oblongifolia Gilbert Muth 1979-7-18 8386 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  JEPS123046  Goodyera oblongifolia D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 030 Trinity Trinity Creek Watershed Comment
  HSC36038  Hackelia bella J. P. Smith, J. O. Sawyer 1973-7-4 7046 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  UCR45352  Hackelia bella Michelle A. Strull 1985-6-18 11 Trinity c. 0.1 mi east of Hayfork Bally lookout on Love Letter Springs Rd. 1871 Comment
  SEINET8731350 Image available Hackelia bella Helen K. Sharsmith 1953-1 4373 Trinity Black Oak-Douglas Fir forest, South Fork Mountain, 7.3 miles west of Forest Glen, Trinity National Forest. 1234 Comment
  HSC103108  Hackelia californica M. Mesler 2010-7-15 831 Trinity South Fork Mtn, FS rd 4N12, c. 8 miles north of Hwy 36 1707 Comment
  CAS-BOT-BC94422  Hackelia micrantha R. C. Wenk 2005-7-16 245 Trinity Coffee Creek, Big Flat Meadow. Along a small creek to the NW of the Gates cabin at the N end of Big Flat Meadow 1554 Comment
  HSC77999  Hackelia micrantha John S. Palmer 1973-6-19 43 Trinity Bear Lakes Area; Along trail to Big Bear Lake. 1585 Comment
  UC1713493  Hackelia micrantha Joseph P. Tracy 1934-8-29 13609 Trinity South Fork Mountain; Northern Coast Ranges 1676 Comment
  UCD119399  Hackelia micrantha Joseph M. DiTomaso 1975-6-16 1 Trinity Morris Meadows. 1325 Comment
  SEINET10872050  Haplopappus ophitidis Mary Susan Taylor 1980-6-17 Taylor 2923 Trinity T29N R11W center third sec 26. Dubakella Mt quad. Shasta- Trinity Natl Forest; on both sides of Rd 29N326, ca. 0.4 mi W of its jct with 29N38, ca. 4 mi due S of Wildwood. 1280 Comment
  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
  JEPS89009  Harmonia doris-nilesiae V. Parker 1994-6-22 757 Trinity upslope and downslope of 29N75 (Pony Buck West quadrangle); Shasta-Trinity National Forests, Yolla Bolly Ranger District Comment
  CHSC65220  Harmonia stebbinsii V. Parker 1994-6-8 662 Trinity Shasta-Trinity National Forests. Yolla Bolla Ranger District Pony Buck East. This is the type locality. 1355 Comment
  UCD160602  Harmonia stebbinsii G. Ledyard Stebbins 1973-6-30 s.n. Trinity Trinity National Forest, ridge east of Hell to Find Lake, a half mile west of Hayfork Creek. (Note from label-maker: the type specimen of Madia stebbinsii occurs along the Shasta-Trinity National Forest road to Hell to Find Lake in T29N, R11W, NE 1/4 of Section 27, and this Stebbins collection may be from that same place, but his newspaper notes would indicate it is a different place. His newspaper notes say T28N, R11W Sec. 27, but he meant T29N, R11W, Sec. 27. May be the same place as Sawyer 2529, HSC45600, collected on same date. Coordinates estimated by label maker.). Comment
  UC1072715  Hastingsia alba Douglas Barbe 1955-7-27 294 Trinity just s Scott Mountain Forest Camp; Klamath Mountains 1615 Comment
  UC130635  Hastingsia alba H. M. Hall July 1909 8541 Trinity Coffee Creek Salmon Mountains, Coffee Creek 1219 Comment
  CAS-BOT-BC508228  Hastingsia alba John Thomas Howell 1936-8-24 12726 Trinity Near Trinity Center Comment
  CAS-BOT-BC508230  Hastingsia alba Eugene Carter 1971-6-15 231 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi NW of Weaverville). 1/12 mi. downriver from Hobo Gulch. 853 Comment
  UCD138756  Hastingsia alba Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7715 Trinity Swim Meadow. 1219 Comment
  HSC2382  Helenium bigelovii William J. Ferlatte 1966-8-4 314 Trinity Dorleska Mine 1982 Comment
  UC933441  Helenium bigelovii Annie M. Alexander and Louise Kellogg 1948-8-25 5556 Trinity w side Morris Meadows; Trinity Mountains, Stuart Fork 1280 Comment
  UC1037425  Helenium bigelovii Douglas Barbe 1955-8-3 343 Trinity 8 mi w Scott Mountain Road (on Coffee Creek Road); Klamath Mountains 1066 Comment
  CAS-BOT-BC314827  Helianthella californica var. nevadensis Carl B. Wolf 1937-6-13 8797 Trinity Red Bluff - Eureka Road 1 1/2 mi. W. of Wildwood, Inner North Coast Range 1158 Comment
  RSA49319  Helianthella californica var. shastensis P. A. Munz 1949-5-17 13295 Trinity Eagle Creek Public Camp Ground. 915 Comment
  HSC42447  Hemizonella minima Barbara Kelly 1977-5-7 410 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC67030  Hemizonella minima J. P. Smith, J. O. Sawyer 1975-6-1 8189 Trinity 1/2 mi. NW of Wildwood 915 Comment
  HSC72733  Hemizonella minima Gail Newton 1980-7-2 943 Trinity Near N Kelsey Peak 1463 Comment
  HSC46772  Hemizonella minima J. M. DiTomaso 1975-7-2 98 Trinity 50 yards up Sawtooth Ridge Trail from Stuarts Fork Trail. 1524 Comment
  POM360345  Hemizonia congesta subsp. luzulifolia Thomas W. Nelson, Jane P. Nelson 1978-8-12 4553 Trinity Along State Route 3, 2.5 miles E of junction with State Route 299. Comment
  SEINET10866604  Hemizonia tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-26 Nelson 5926 Trinity Kettenpaum Quad. T5S, R7E, SW 1/4 SE 1/4 Sec 21. Along Covelo-Zenia Road ca. 1.5 miles south of Lake Mountain Ranch. 823 Comment
  HSC49846  Hesperis matronalis J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9886 Trinity 0.9 mi. S of bridge over Brown's Creek 610 Comment
  JEPS74627  Heterocodon rariflorum William J. Ferlatte and Alice Q. Howard 1970-8-8 1278 Trinity Boulder Creek Basin; Trinity Alps 1584 Comment
  HSC46933  Heterotheca villosa J. M. DiTomaso 1975-8-20 285 Trinity Deer Creek Drainage near Willow Creek Camp. 1646 Comment
  CAS-BOT-BC420743  Heuchera merriamii Annie M. Alexander; Louise Kellogg 1948-8-6 5415 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  HSC78386  Heuchera merriamii John S. Palmer 1973-7-8 122 Trinity Bear Lakes Area, N of Little Bear Lake 1860 Comment
  UC130714  Heuchera merriamii H. M. Hall July, 1909 8584 Trinity summits near Dorleska; Trinity Alps, Salmon Mountains 2164 Comment
  UC722779  Heuchera merriamii C. L. Hitchcock, J. S. Martin 1939-7-11 5371 Trinity 11 mi n Dedrick (between upper and lower Canyon Creek Lake); Salmon-Trinity Alps 1889 Comment
  RSA0066216  Heuchera micrantha var. erubescens P. A. Munz 1951-7-18 16620 Trinity North slope of North Yolla Bolly Peak, North Yolla Bolly Mtns. Line of Tehama Co-Trinity Co. 1982 Comment
  UCR4803  Hieracium albiflorum Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Big Flat Camp 400 Comment
  HSC78349  Hieracium scouleri John S. Palmer 1974-9-14 267 Trinity Bear Lakes Area, ridge above Big Bear Lake 2104 Comment
  UCD133120  Hieracium triste William J. Ferlatte; Alice Q. Howard 1970-8-11 1299 Trinity Trinity Alps. Thomson Pk. Ridge south of summit. 2529 Comment
  HSC10136  Holcus lanatus M. T. Milligan 1964-9-13 277 Trinity 1 mile E of Salyer on Hwy. 299 610 Comment
  HSC72639  Holcus lanatus Gail Newton 1980-6-26 665 Trinity Near Underwood Creek. 451 Comment
  SBBG38293  Holcus lanatus T. L. Secrest 1949-6-28 Trinity Forest Glen Comment
  POM182833  Holodiscus discolor H. S. Yates 1914-7-13 492 Trinity Stuarts. Comment
  UCD39992  Holodiscus discolor Rodney Gale Myatt 1971-9-21 1215 Trinity About 1 mi. west of the town of Willow Creek. 426 Comment
  CAS-BOT-BC152407  Holodiscus discolor var. discolor L. B. Kildale 1930-7-20 10329 Trinity Van Duzen River near Cobbs Comment
  CAS-BOT-BC284773  Hordeum murinum subsp. glaucum John Thomas Howell 1955-6-12 30330 i Trinity Weaverville Comment
  UCD86232  Hordeum murinum subsp. glaucum John Thomas Howell 1955-6-12 30330 Trinity Weaverville. Comment
  UC12362  Horkelia sericata Chesnut and Drew 1888-7-25 Trinity Hyampom; ; Humboldt Co. Comment
  RSA0088729  Horkelia tridentata Bonnie C. Templeton 1968-6-13 11315 Trinity Scott Mt. near Trinity-Siskiyou County divide. 2086 Comment
  RSA42007  Horkelia tridentata subsp. flavescens Ella Dales Cantelow 1939-6-9 2685 Trinity Summit of Scott Mt. Comment
  HSC43253  Horkelia tridentata var. flavescens K. Irwin 1977-5-21 343 Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC537955  Horkelia tridentata var. flavescens P. A. Munz 1951-7-18 16650 Trinity Stuart Gap, north base of North Yolla Bolly Mts 1524 Comment
  CAS-BOT-BC201139  Hosackia crassifolia Eugene Carter 1969-7-21 342 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 1 1/4 mi. up the Grizzly Creek Trail up-slope from China Gardens Camp 1158 Comment
  CAS-BOT-BC142667  Howellanthus dalesianus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53545 Trinity Scott Mt. summit on road from Carrville to Callahan 1645 Comment
  CAS-BOT-BC482435  Hydrophyllum occidentale Dana York 2010-5-8 3001 A Trinity Six Rivers National Forest, ca. 1.6 km NNE of the New River/Trinity River confluence, on spur ridge between the rivers 265 Comment
  HSC48957  Hydrophyllum occidentale M. A. Baker 1979-5-13 717 Trinity Hobo Gulch Campground Comment
  RSA0110960  Hydrophyllum occidentale M. A. Baker 1977-5-22 329 Trinity Bank of Rush Creek. 838 Comment
  RSA20745  Hydrophyllum occidentale Carl B. Wolf 1937-6-20 8950 Trinity N coast Range, Hettinshaw Valley, Zenia, 1 mile S of Panther Creek. 1067 Comment
  RSA66394  Hydrophyllum occidentale P. A. Munz 1951-7-18 16624 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  HSC54311  Hypericum anagalloides Walter Overton 1979-7-17 7741 Trinity Near Horse Ridge, close to the town of Mad River. 1372 Comment
  CHSC63517  Hypericum formosum var. scouleri Vernon H. Oswald; Lowell Ahart 1994-8-1 6432 Trinity Forest Rd. 40N45 at Bear Creek, 1.8 mi S of Forest Rd. 17, ca. 2.5 mi (air) W of Mt. Eddy. Scattered plants on a moist meadow bordering the creek. 1889 Comment
  HSC54381  Hypericum perforatum G. L. Clifton 1979-7-17 7937 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  JEPS74582  Hypericum perforatum W. Ferlatte 1966-6-1 2024 Trinity 1 mi. w. Hayden Flat campground (along Hwy. 299) 365 Comment
  UC184652  Hypericum perforatum Harry S. Yates 1914-1 419 Trinity Rush Creek Andelines Comment
  HSC36182  Hypericum scouleri J. P. Smith, J. O. Sawyer 1973-7-27 7156 Trinity Trail to Deadfall Lakes. 1951 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
  HSC49723  Hypochaeris glabra J. O. Sawyer, R. J. Cole 1978-4-20 3103 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC40484  Ipomopsis aggregata J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-27 2617 Trinity Slopes to top of Silago Peak 2470 Comment
  SD98914  Ipomopsis aggregata Darley F. Howe 1977-6-29 Trinity Weaver Bally Road. 2103 Comment
  CHSC117796  Ipomopsis aggregata subsp. aggregata B. Castro; L. P. Janeway 2016-8-1 21483 Trinity Kalamath Ranges. Tamarack Lake, Trinity Mountains. 1767 Comment
  RSA67503  Ipomopsis aggregata subsp. formosissima P. A. Munz 1951-7-20 16716 Trinity North Yolla Bolly Mts., Fisher Ridge, east of Black Rock 2165 Comment
  HSC36632  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-14 1909 Trinity Junction of County Rd. and FS Rd. 1S07 Comment
  HSC62948  Iris macrosiphon R. York 1979-5-12 285 Trinity N of the Philpot BLM Campground 793 Comment
  HSC67338  Iris macrosiphon Thomas W. Nelson, Jane P. Nelson 1980-5-25 5330 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch. 823 Comment
  SD112456  Iris purdyi Darley F. Howe 1977-6-29 4954 Trinity Weavwe Bally Road. 1707 Comment
  HSC92512  Iris tenax subsp. klamathensis Kevin White, Eric Gundershaug, Dave Johnson 1994-5-15 52 Trinity Shasta-Trinity National Forest, 0.5 mi. S of Hwy. 299 on S Fork Rd. 305 Comment
  UC1174754  Iris tenuissima L. W. Lenz and E. K. Balls 1952-5-13 17229 Trinity 5.3 mi n Junction City (along Canyon Creek from Junction City to Dedrick); Canyon Creek Comment
  CDA39591  Iris tenuissima G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2703 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. Comment
  HSC67331  Iris tenuissima Thomas W. Nelson 1980-5-30 5371 Trinity Along FS Rd. 4N09, 1.9 mi. from junction with Rd. 60 (Underwood Mtn. Rd.) 1128 Comment
  HSC81880  Iris tenuissima Thomas W. Nelson, Dave Gordan 1980-5-7 5168 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  RSA136379  Iris tenuissima Lee W. Lenz, E. K. Balls 1952-5-13 17229 Trinity 5.3 miles north along Canyon Creek from Junction City to Dedrick Comment
  CHSC48333  Isatis tinctoria Vernon Oswald 1986-6-9 2108 Trinity Hwy 36, 4.0 mi e of Forest Glen, 21.8 mi e of the Humboldt-Trinity Co. line. Roadside. 868 Comment
  JEPS95434  Isatis tinctoria Vernon H. Oswald and L. Ahart 1994-6-14 6305 Trinity T38N R7W NW1/4 NW1/4 Sec. 23, 2990 ft, Yellow Pine Forest. Ramshorn Creek Bridge on Forest Rd. 25, E of Hwy. 3 911 Comment
  CAS-BOT-BC438788  Isoetes bolanderi Dana York 2014-5-31 3214 Trinity Mount Eddy. Shasta-Trinity National Forest, ca. 1.4 km W of Mount Eddy summit, in a pond W of the upper Deadfall Lakes. 2335 Comment
  HSC32682  Isoetes bolanderi Thomas W. Nelson 1973-7-10 1025 Trinity Red Lassic area 1799 Comment
  HSC898  Isoetes bolanderi D. E. Anderson 1961-10-8 1869 Trinity Bottom of E Weaver lake Comment
  CHSC61753  Isoetes echinospora V. H. Oswald; T. Devine, L. P. Janeway 1993-8-29 5880 Trinity Northernmost lake in the Upper Deadfall Lakes group, W of the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. 2374 Comment
  HSC75542  Ivesia gordonii var. alpicola J. O. Sawyer 1980-8-9 4020 Trinity W side of Seven up Peak 2287 Comment
  HSC56854  Juncus bolanderi G. L. Clifton, Gilbert Muth 1979-7-18 8769 Trinity Near Mad River Campground, close to the town of Mad River. 762 Comment
  HSC44303  Juncus confusus Thomas W. Nelson, James Nelson 1976-6-22 2749 Trinity Above Senteney Rock near junction of 5E27 and 6E42 1524 Comment
  HSC63668  Juncus covillei D. W. Taylor, Kathleen A. Teare 1979-9-13 7698 Trinity Smoky Creek headwaters ( 8 mi. SE of Forest Glen) 1159 Comment
  RSA50257  Juncus dudleyi E. K. Balls 1949-7-4 13804 Trinity Chloride Mine by old cabins, above Dedrick. 915 Comment
  HSC67416  Juncus ensifolius Ed Cope, John Palmer Jul 1977 554 Trinity South of trail to Granite Lake. 1280 Comment
  RSA66454  Juncus ensifolius Phillip A. Munz 1951-7-21 16809 Trinity S slope of North Yolla Bolly Peak 2271 Comment
  HSC92711  Juncus howellii Jennifer Whipple 1976-7-26 1592 Trinity Above Deadfall Creek 2226 Comment
  CAS-BOT-BC110774  Juncus mertensianus A. H. Murphy 1953-7-29 16 Trinity Steavale Canyon, Klamath National Forest, Siskiyou-Trinity county. 1524 Comment
  HSC78239  Juncus parryi John S. Palmer 1976-7-3 447 Trinity Bear Lakes Area, ridge W side of Log Lake 1829 Comment
  HSC98413  Juncus parryi Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2941 Trinity 81 mi. W of Redding, Shasta-Trinity National Forest, Pony Camp just below Limestone Ridge 2073 Comment
  HSC56613  Juncus patens G. L. Clifton 1979-7-17 7996 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  HSC56633  Juncus patens G. L. Clifton, Butler 1979-7-17 8062 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  HSC72646  Juncus tenuis Gail Newton 1980-6-26 659 Trinity Near Underwood Creek. 451 Comment
  HSC69995  Juncus xiphioides Thomas W. Nelson, Jane P. Nelson 1978-6-21 4214 Trinity Along the Trinity River flood plain, 100 m above the mouth of Indian Creek 488 Comment
  CAS-BOT-BC236890  Keckiella corymbosa Eugene Carter 1971-7-16 294 Trinity Below Hobo Gulch HelispotNorth Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 914 Comment
  HSC40105  Keckiella corymbosa Thomas W. Nelson, James Nelson 1976-7-28 3052 Trinity On Senteney Rock 1524 Comment
  SD113659  Keckiella corymbosa Darley Howe 1959-8-4 2789 Trinity Dry hillside on #299, 5I(c) mi. west of Weaverville Comment
  UC1368466  Keckiella corymbosa R. K. Gierisch and D. H. Esplin 1969-7-2 3540 Trinity Trinity River; Trinity National Forest 304 Comment
Read comments Jun 27 2006
  CAS-BOT-BC246190  Keckiella lemmonii Annie M. Alexander; Louise Kellogg 1948-8-30 5561 Trinity On trail to Cloride Mine, Dedrick, Trinity Mountains 914 Comment
  HSC49093  Keckiella lemmonii Patricia Shesgreen 1978-6-26 112 Trinity 2.25 mi. along New River Trail from Grays Falls Campground Comment
  HSC78336  Keckiella lemmonii John S. Palmer 1974-9-14 250 Trinity Bear Lakes Area, along trail to Big Bear Lake 1524 Comment
  UC1238947  Keckiella lemmonii Freed W. Hoffman 1950-7-9 3484 Trinity 2.7 mi s Hobo Camp (North Fork Road); North Coast Ranges 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
  HSC73590  Koeleria macrantha Gail Newton 1980-7-10 1285 Trinity Near Senteney Rock 1463 Comment
  RSA249362  Koeleria macrantha D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5640 Trinity Trinity-Humboldt Cos: A large barren Franciscan Rock along Swayback Ridge; Senteney Rock. Comment
  RSA256726  Koeleria macrantha D. E. Anderson, S. Dowty, Thomas W. Nelson 1972-6-14 5640 Trinity Trinity-Humboldt Cos. Senteney Rock. A large barren Franciscan Rock along Swayback Ridge. Comment
  CAS-BOT-BC340325  Kyhosia bolanderi John Thomas Howell 1936-8-24 12727 Trinity Summit of Scott Mts. n. of Carrville Comment
  CAS-BOT-BC340417  Lactuca biennis Eugene Carter 1975-8-12 1051 Trinity North Fork Trinity River. Grizzly Creek. Lorenz Gulch 1158 Comment
  HSC57246  Lagophylla ramosissima G. L. Clifton 1979-7-17 7941 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC51301  Lathyrus jepsonii subsp. californicus G. L. Clifton, Overton 1979-6-4 4146 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  RSA98635  Lathyrus jepsonii subsp. californicus H. M. Pollard 1953-8-20 s.n. Trinity Creek-crossing on Red Mountain Trail, north of Trinity Alps Resort. 1982 Comment
  CHSC71036  Lathyrus lanszwertii var. tracyi Vernon Oswald; Lowell Ahart 1998-5-14 9078 Trinity Wildwood Rd. at the East Fork Rd. into Chancelulla Wilderness Area. 816 Comment
  HSC93751  Leersia oryzoides Gordon Leppig 1998-9-7 1096 Trinity Six Rivers National Forest, South Fork Trinity River, W bank. 213 Comment
  HSC46002  Leptosiphon bolanderi J. P. Smith 1973-5-6 6612 Trinity Blanchert Flats near Douglas City Comment
  HSC73137  Leptosiphon bolanderi Gail Newton 1980-7-1 840 Trinity Near Hayden Roughs 1219 Comment
  HSC64993  Leptosiphon nuttallii D. L. Goforth 1979-7-20 279 Trinity Trinity Alps Wild Area, Upper Union Creek 1707 Comment
  HSC97709  Lessingia leptoclada Thomas W. Nelson, Shauna Hee 2006-8-4 9479 Trinity Hwy. 299, 100 m SE of bridge over Stuart Fork of Trinity River 730 Comment
  CAS-BOT-BC341921  Lessingia nemaclada Willard Spence 1960-9-7 615 Trinity On road between Weaverville and Trinity Center, 0.6 miles N of bridge over Swift Creek and 1.3 miles S of Trinity Center Comment
  CAS-BOT-BC341929  Lessingia nemaclada C. L. Hitchcock; J. S. Martin 1939-7-10 5347 Trinity Ca. 10 miles east of Douglas City 914 Comment
  HSC39028  Lessingia nemaclada J. P. Smith, J. O. Sawyer 1975-6-22 8240 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  JEPS123078  Lessingia nemaclada D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 051 Trinity Trinity Creek Watershed 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
  UC205157  Lessingia nemaclada Joseph P. Tracy 1919-9-15 5218 Trinity Burnt Ranch Northern Coast Ranges 487 Comment
  CAS-BOT-BC341928  Lessingia nemaclada L. R. Abrams 1916-7-22 6251 Trinity Between Post & Salt Creek on Eureka-Red Bluff Road Comment
  CDA13484  Lessingia nemaclada G. F. Hrusa, D. Willis 1997-8-2 14082 Trinity North Coast Ranges; Highway 36, near milepost 7.1 m. E from Humboldt Co. line. 1219 Comment
  POM263774  Lessingia nemaclada C. C. Harris, S. K. Harris, J. B. Tracy 1941-9-1 1192 Trinity Burnt Ranch 450 Comment
  CAS-BOT-BC58271  Leucothoe davisiae Lillian S. Mott 1964-7-4 5664 Trinity Trinity Lake Area. 731 Comment
  HSC82366  Leucothoe davisiae Thomas W. Nelson, Jane P. Nelson 1978-7-24 4488 Trinity Along road to Bully Choop, 100 m N of junction with road to lookout 1768 Comment
  RSA245209  Leucothoe davisiae D. E. Anderson 1971-7-28 5469 Trinity vicinity of East Weaver Lake, about 1 mi. from Weaver Bally Lookout (which is on Forest Service road 38 N 38, northwest of Weaverville) 1921 Comment
  CAS-BOT-BC229454  Lewisia cotyledon Benjamin 1883-5-1 s.n. Trinity Near Junction City Comment
  HSC23606  Lewisia cotyledon var. cotyledon J. O. Sawyer 1970-5-2 2593 Trinity Above New River 244 Comment
  CAS-BOT-BC229460  Lewisia cotyledon var. heckneri Eugene Carter 1971-6-5 200 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) On cliff face at lower end of Hobo Gulch Camp 883 Comment
  CHSC24742  Lewisia cotyledon var. heckneri G. Strang 1976-4-12 11 Trinity Along se side of Canyon Creek, 3.5 mi n of Junction City. 1280 Comment
  HSC23648  Lewisia cotyledon var. heckneri J. O. Sawyer 1970-4-18 2506 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  JEPS109819  Lewisia cotyledon var. heckneri Dean W. Taylor 2005-5-17 19308 B Trinity ridge dividing Horse Mane Creek from Betty Gulch, Browns Creek watershed (ca. 8 air miles SSE of Douglas City) 1214 Comment
  UCD101585  Lewisia cotyledon var. heckneri Joseph M. DiTomaso 1975-7-17 21 Trinity Trinity Alps, above Emerald Lake. 1706 Comment
  CAS-BOT-BC444194  Lewisia nevadensis R. C. Barneby 1954-5-17 11546 a Trinity 4 miles s.-w. of Trinity Center 944 Comment
  UCD101622  Lewisia nevadensis Joseph M. DiTomaso 1975-6-25 61 Trinity Trinity Alps, Parker Meadows, along Swift Creek Trail. 1615 Comment
  HSC66322  Ligusticum californicum Ed Cope, John S. Palmer Jul 1977 524 Trinity South of trail to Granite Lake. 1280 Comment
  CAS-BOT-BC436553  Ligusticum californicum John Thomas Howell 1936-8-26 12800 Trinity Tanble Blue Creek, Scott Mts. Comment
  CAS-BOT-BC436060  Ligusticum grayi L. Constance; J. F. Davidson; B. Kasapligil; H. L. Mason 1950-7-15 3356 Trinity West shoulder of Scott Mountain at road-summit 1524 Comment
  CAS-BOT-BC130855  Lilium pardalinum L. B. Kildale 1930-7-20 10320 Trinity Van Duzen River near Cobbs Comment
  RSA0092979  Lilium pardalinum Bonnie C. Templeton 1957-06 s.n. Trinity Coffee Creek Canyon. Comment
  RSA66871  Lilium pardalinum Philip A. Munz 1951-7-22 16831 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  HSC54200  Lilium rubescens Gilbert Muth 1979-7-18 8522 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  CAS-BOT-BC133032  Lilium washingtonianum subsp. purpurascens Mrs. E. C. Van Dyke 1931-6-15 s.n. Trinity On highway between Weaverville and Trinity Center Comment
  HSC73187  Limnanthes douglasii R. York 1980-5-25 796 Trinity Near Browns Canyon 823 Comment
  RSA20946  Limnanthes douglasii Carl B. Wolf 1937-6-20 8919 Trinity Along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on Road to Ruth. 457 Comment
  JEPS47366  Limnanthes douglasii subsp. nivea L. R. Heckard and Robert Ornduff 1966-4-29 1497 Trinity about 1/2 mi w Hay Fork 670 Comment
  HSC81595  Limnanthes floccosa Thomas W. Nelson, Dave Gordan 1980-5-7 5163 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  SEINET10496961  Linanthus androsaceus subsp. androsaceus M. S. Mayer, S. Meredith; D. Bjornbak 1985-5-11 Mayer 74 Trinity T29n,r10w,sec.15. Hwy 36, 1 mile from basin gulch, grassy hillside, other side Of ridge on w side of road, with quercus garryana and ceanothus 820 Comment
  CAS-BOT-BC240393  Linnaea borealis subsp. longiflora Volney Rattan 1883-6-1 s.n. Trinity Near Burnt Ranch Comment
  CAS-BOT-BC240396  Linnaea borealis subsp. longiflora Eugene Carter 1968-7-1 177 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) Along North Fork Tr. 1 mi. below Piper Flat 1066 Comment
  HSC39012  Linnaea borealis subsp. longiflora J. P. Smith, J. O. Sawyer 1975-6-22 8218 Trinity Granite Canyon Creek. 701 Comment
  UC201723  Linnaea borealis var. longiflora unknown June 1883 Trinity divide between the Trinity and South Fork Trinity River; divide between the Trinity and its South Fork Comment
  UC1198969  Linum lewisii Joseph P. Tracy 1935-8-1 14424 Trinity Salmon Summit Mine 3 mi se of Salmon Summit; Salmon Summit Mine 1859 Comment
  HSC478  Listera convallarioides William J. Ferlatte 1967-8-10 864 Trinity Grizzly Creek, about 1 mi. E of junction with China Spring Trail 1677 Comment
  UC511324  Lithocarpus densiflorus Lyman Benson 1930-7-18 2197 Trinity Weaverville Inner North Coast Mt. Range (summit on highway toward Redding) 914 Comment
  CAS-BOT-BC435608  Lithophragma glabrum Ira L. Wiggins 1950-5-29 12403 Trinity Along Coffee Creek between Lady Gulch and Adams Creek 1371 Comment
  HSC66159  Lithophragma parviflorum D. Boyd, M. Eichelberger, Tim Messick, T. Ranker 1980-5-3 59 Trinity Philpot Creek Campground. 808 Comment
  SEINET6032700  Lithophragma tenellum J. P. Smith 1973-4-21 6157 Trinity North of Eagle Creek Campground, Eagle Creek Loop. 853 Comment
  HSC70570  Lolium perenne M. A. Baker 1980-7-10 2681 Trinity Near Senteney Rock 1554 Comment
  UC1132213  Lolium temulentum H. S. Yates 1936-6-22 5846 Trinity 4 mi e Salyer; China Flat Quad. Comment
  HSC75371  Lomatium ciliolatum var. ciliolatum J. O. Sawyer, K. A. Sawyer 1980-6-18 3443 Trinity Yolla Bolly Wilderness, Cedar Basin 2134 Comment
  UC1299235  Lomatium ciliolatum var. ciliolatum Freed W. Hoffman 1949-7-13 3004 Trinity Perry Salt Log 9.1 miles along road to Mt. Lassic from Zenia Fire Guard Station North Coast Ranges 1219 Comment
  HSC67318  Lomatium dasycarpum subsp. dasycarpum Thomas W. Nelson, Jane P. Nelson 1980-5-7 5188 Trinity Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29 1341 Comment
  HSC26246  Lomatium engelmannii J. P. Smith, J. O. Sawyer 1972-5-27 5303 Trinity Eagle Creek Campground, along Trinity River. 869 Comment
  HSC38862  Lomatium engelmannii J. P. Smith 1973-4-21 6226 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC42351  Lomatium macrocarpum Sue Sweet 1977-5-8 47 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC78268  Lomatium macrocarpum John S. Palmer 1976-7-3 450 Trinity Bear Lakes area, slope N side of Log Lake. 1860 Comment
  HSC91137  Lomatium macrocarpum Jennifer Whipple 1976-8-11 1664 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS17124  Lomatium macrocarpum W. L. Jepson 1897-7-25 14296 Trinity S. <Yallo Ballo> s.e. Trinity Co.; [=modern Solomon Peak, see FB 1_107] Comment
  HSC75620  Lomatium macrocarpum J. O. Sawyer, D. A. Thornburgh 1980-9-15 4088 Trinity Proposed Ruth Research Natural Area 1372 Comment
  UCD127717  Lomatium tracyi Joseph M. DiTomaso 1976-7-8 605 Trinity Trinity Alps; Parker Creek Trail, just below Parker Divide. 1981 Comment
  HSC38856  Lomatium triternatum var. triternatum J. P. Smith 1973-5-6 6589 Trinity Blanchert Flats near Douglas City Comment
  HSC71207  Lomatium utriculatum Thomas W. Nelson, Jane P. Nelson 1979-5-19 4682 Trinity Along Hwy. 3, about 1/2 mi. S of Hayfork 701 Comment
  HSC82532  Lomatium utriculatum Thomas W. Nelson 1979-5-13 4667 Trinity At junction of county roads NE of Rees Brothers Coal Mine. 579 Comment
  HSC3945  Lonicera ciliosa J. F. Knezevich 1967-7-8 339 Trinity NW of French Bar on Hwy. 299, 2 mi. up the road to Brushy, Big and Green Mtns. from the junction of the road going to Salt Log Springs. Comment
  HSC97341  Lonicera ciliosa Thomas W. Nelson, Kathy Nelson 2006-5-29 9427 Trinity Along FS Rd. 14, 0.1 mi. from Hwy. 36, NW side of road. 2299 Comment
  HSC78289  Lonicera conjugialis John S. Palmer 1975-7-24 409 Trinity Bear Lakes area, SW side of Log Lake. 1860 Comment
  UCD102270  Lonicera conjugialis 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
  UC1223435  Lotus crassifolius var. crassifolius Joseph P. Tracy 1935-8-3 14451 Trinity near Mary Blaine Mt. top; Mary Blaine Mt. 1950 Comment
  SEINET6932521  Lotus douglasii var. congestus Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 9 miles east of Hayfork. Comment
  HSC23697  Lotus humistratus J. O. Sawyer 1970-5-23 2576 Trinity Above New River 244 Comment
  HSC72728  Lotus humistratus Gail Newton 1980-7-2 892 Trinity Near Swim Ridge 1341 Comment
  HSC40777  Lotus humistratus Thomas W. Nelson, James Nelson 1976-6-22 2806 Trinity Along upper margin of meadow below Senteney Rock 1433 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
  UC1197285  Lotus nevadensis var. nevadensis Joseph P. Tracy 1913-6-24 4318 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  UC1299180  Lotus nevadensis var. nevadensis Freed W. Hoffman 1949-7-14 3126 Trinity sw of Mount Lassic Lookout (Trinity-Humboldt County line); North Coast Ranges, Pine Point Ridge Comment
  RSA245259  Lotus unifoliolatus D. E. Anderson, D. Santana, J. Lackey, B. Anderson 1971-7-15 5228 Trinity About 5.7 miles south of Mad River Ranger Station (on Hwy. 36) along road to Zenia. Comment
  HSC24206  Lotus unifoliolatus var. unifoliolatus D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5228 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  HSC99244  Lotus unifoliolatus var. unifoliolatus R. Spellenberg 1964-8-2 566 Trinity On dam of reservoir, Spellenberg property, Brunt Ranch Comment
  RSA67031  Luetkea pectinata Philip A. Munz 1951-7-21 16766 Trinity Near Melting snow, Red Fir Forest, Fisher Ridge, N Yolla Bolly Mts. 2195 Comment
  CHSC69820  Luina hypoleuca Marc Baker 1980-6-25 2236 Trinity Near Castle Rock. 1435 Comment
  RSA0034633  Luina hypoleuca J. R. Shevock, Steele Wotkyns 1987-8-23 11807 Trinity Yolla Bolly-Middle Eel Wilderness, Mendocino National Forest. Along Middle Fork of the Eel near Fern Point. 1220 Comment
  RSA285713  Luina hypoleuca D. C. Michener 1980-7-31 3757 Trinity Along the New River ca. 0.5 miles below Denny Comment
  HSC40414  Luina hypoleuca J. O. Sawyer 1973-7-1 2528 Trinity Butter Creek falls on rock outcrop S of Hyampom Comment
  HSC64239  Lupinus adsurgens J. O. Sawyer, Thomas W. Nelson 1978-6-9 3179 Trinity On trail to Red Mtn. 1220 Comment
  HSC821  Lupinus albicaulis William J. Ferlatte 1967-8-6 808 Trinity Upper end of Canyon Creek above the Lakes 1829 Comment
  UC1537138  Lupinus albicaulis Gordon H. True Jr. 1937-7-3 759 Trinity Trinity Mountain , County Line Road (County Line Road) 1371 Comment
  RSA49975  Lupinus albicaulis var. shastensis E. K. Balls 1949-6-30 13675 a Trinity Below Canyon creek Meadow, Canyon Creek. 1220 Comment
  HSC43322  Lupinus albifrons K. Irwin 1977-5-7 312 Trinity Blue Point on Blue Point Ridge 1573 Comment
  JEPS111052  Lupinus albifrons var. collinus Sue Pappalardo 1996-5-2 831 Trinity Hayfork Ranger District; Along Foreest Service road 32N03 (Barker Creek road). Located 4 (road) miles northwest of junction with State Route 3, at junction with Forest Service road 3N13. 1030 Comment
  HSC23580  Lupinus albifrons var. eminens J. O. Sawyer 1970-4-18 2503 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  HSC39545  Lupinus albifrons var. flumineus Thomas W. Nelson, James Nelson 1976-6-10 2677 Trinity Above Senteney Rock 1555 Comment
  HSC59955  Lupinus albifrons var. flumineus M. A. Ericksen 1979-6-22 345 Trinity Horsehead Mtn. 1773 Comment
  HSC27370  Lupinus bicolor J. P. Smith 1973-4-7 6009 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
  UC1553483  Lupinus bicolor E. Dean 1988-6-19 65 Trinity Hayfork, along Forest Rd by ranger station Hayfork 609 Comment
  UCR138669  Lupinus bicolor M. Brooks, Julie Evens, H. Johnson 1997-4-12 18 Trinity North Coast Range, Steel Bridge Campground, 10 mi east of Weaverville 518 Comment
  CHSC915  Lupinus croceus V. Holt 1942-8-9 Trinity Deer Creek Meadows, Trinity Alps. 1981 Comment
  HSC92401  Lupinus croceus Jennifer Whipple 1976-6-22 1079 Trinity Near Lower Deadfall lake, NW end of lake. 2165 Comment
  JEPS87790  Lupinus croceus Vernon H. Oswald and Lowell Ahart 1994-7-11 6383 Trinity w Dunsmuir (Forest Rd. 26 (to Mt. Shasta) 4.0 mi n of Castle Creek Rd. (Forest Rd. 25)); n of Castle Creek Rd. 1798 Comment
  CAS-BOT-BC215340  Lupinus croceus F. W. Varney 1946-1-1 s.n. Trinity Vicinity of Lake Louela, Trinity National Forest, Mount Diablo Median Comment
  HSC64375  Lupinus croceus J. O. Sawyer 1978-5-28 3154 Trinity Along Coffee Creek Rd. at Sugar Pine Creek Trailhead. 976 Comment
  JEPS87863  Lupinus croceus var. croceus Vernon H. Oswald and L. Ahart 1994-6-14 6300 Trinity w of Castella and w of Ramshron Summit (Forest Rd 25, on n side of Ramshorn Creek); Ramshorn Creek 1280 Comment
  SEINET6655434  Lupinus latifolius Thomas Nelson, Jane Nelson; J. P. Smith 1978-7-24 4493 Trinity French Gulch Quad. Along Bully Choop Rd.; ca 2 miles from road to lookout.; 0 1372 Comment
  HSC72863  Lupinus latifolius subsp. viridifolius M. A. Baker 1980-6-25 2240 Trinity Near Castle Rock. 1436 Comment
  SEINET10489287  Lupinus latifolius subsp. viridifolius Donald E. Bright 1962-6-18 Bright 298 Trinity Sandy-rocky soil, along hwy 299, 7 mi. S of lewiston. Comment
  SBBG3652  Lupinus latifolius var. viridifolius H. and M. Dearing 1939-6-26 3726 Trinity Horse Ridge, beyond Lookout Comment
  UC865222  Lupinus latifolius var. viridifolius C. L. Hitchcock, J. S. Martin 1939-7-10 5346 Trinity ca 10 mi e Douglas City; e of Douglas City 914 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
  JEPS65064  Lupinus lepidus var. sellulus Joseph P. Tracy 1932-6-17 10232 Trinity Three Fork of Mad River; North Coast Ranges, Three Fork of Mad River 883 Comment
  UC302328  Lupinus leucophyllus Joseph P. Tracy 1923-6-29 6429 Trinity near summit on Weaverville Road Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  HSC58462  Lupinus luteolus G. L. Clifton, Butler 1979-7-17 8086 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  UC1553484  Lupinus luteolus E. Dean 1988-6-24 79 Trinity along highway 3 between Hayfork Summit and town of Hayfork ca 8 rd mi e Hayfork; between Hayfork Summit and town of Hayfork 853 Comment
  HSC42578  Lupinus luteolus Robert M. Specht 1977-7-20 1165 Trinity Ukiah Distract, drainage NW from Antone Basin Comment
  HSC70141  Lupinus luteolus Thomas W. Nelson, Jane P. Nelson 1978-6-23 4386 Trinity S.R. 3, 200 m from Jct. with S.R. 299. Comment
  RSA67257  Lupinus lyallii var. lyallii Philip A. Munz 1951-7-20 16743 Trinity Fisher Ridge east of Black Rock, North Yolla Bolly Mts. 2165 Comment
  HSC71804  Lupinus lyallii var. villosus Thomas W. Nelson, Jane P. Nelson 1980-6-27 5928 Trinity Along FS Rd. 2S08, 0.6 mi. S of junction with FS Rd. 1S07 1646 Comment
  UCR5505  Lupinus microcarpus Frank C. Vasek 1966-7-12 660712- 07 Trinity North Coast Range, Mendocino National Forest, c. 28 mi NNE of Eel River along Soldiers Ridge, 2 miles east of Indian Dick Guard Station 1677 Comment
  UC303155  Lupinus microcarpus var. densiflorus Joseph P. Tracy 1923-6-28 6422 Trinity near Cedar Flat (on Trinity River); Northern Coast Ranges, on Trinity River 304 Comment
  SD48457  Lupinus nanus E. K. Balls 1957-5-24 22551 Trinity Hayfork. 715 Comment
  RSA66469  Lupinus polyphyllus subsp. polyphyllus Philip A. Munz 1951-7-21 16811 Trinity S slope of North Yolla Bolly Peak 2271 Comment
  HSC73835  Lupinus sellulus subsp. ursinus M. A. Baker 1980-6-25 2296 Trinity Near Castle Rock. 1436 Comment
  SEINET10837991  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1978-6-23 Nelson 4318 Trinity Dubakella quad. Along forest service rd 30, 1 mi s of jct with state route 36. Serpentine jeffrey pine woodland. Comment
  SEINET10490879  Lupinus sellulus var. sellulus Thomas W. Nelson, Jane P. Nelson 1980-6-16 Nelson 5449 Trinity Dubakella quad. Shasta-trinity national forest. Serpentine hillside just North of phillpot campground. Openings in jeffrey pine woodland over Serpentine. 792 Comment
  HSC56672  Luzula comosa Walter Overton 1979-7-18 8196 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC69795  Luzula comosa Thomas W. Nelson, Jane P. Nelson 1978-3-25 3829 Trinity Terrace above Canyon Creek at Lower Canyon Creek Meadow 915 Comment
  RSA244971  Luzula comosa J. P. Smith 1973-4-7 5953 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
  HSC14135  Luzula comosa R. Spellenberg, D. Sutherland, A. Sylvester 1966-3-27 1366 Trinity Burnt Ranch near Burnt Ranch School Comment
  RSA276670  Luzula divaricata William J. Ferlatte, Alice Q. Howard 1970-8-11 1302 Trinity Trinity Alps: North side of Thompson Peak, above Grizzly Lake. 2500 Comment
  CAS-BOT-BC441395  Luzula subsessilis Roxana S. Ferris; Laura Lorraine 1948-6-11 11679 Trinity Junction of Mad River Rock Lookout Station Road & State Hwy 36, ca. 24 mi. E of Bridgeville, 6 Rivers Natl. Forest Comment
  UC796440  Luzula subsessilis Roxana S. Ferris and Laura Lorraine 1948-6-11 11679 Trinity Junction of Mad River, Rock Lookout Station Road and State Highway 36, ca 24 mi E of Bridgeville, 6 Rivers National Forest Comment
  CHSC82087  Madia citrigracilis L. P. Janeway 2001-7-16 7344 Trinity Klamath Ranges. Ridgetop 0.3 km west of Mud Spring and about 3.2 km south-southwest of Dubakella Mountain. 1640 Comment
  HSC40204  Madia elegans J. P. Smith, J. O. Sawyer 1975-6-23 8266 Trinity Philpot Campground 854 Comment
  HSC70090  Madia elegans Thomas W. Nelson, Jane P. Nelson 1978-6-21 4253 Trinity At Philpot Campground 762 Comment
  SD42519  Madia elegans Carl B. Wolf 1937-6-20 8957 Trinity North Coast Range, 4.2 miles south of Zenia on Covelo Road 915 Comment
  CAS-BOT-BC344054  Madia elegans Eugene Carter 1974-6-23 841 Trinity Salmon-Trinity Alps and vicinity. Along the East Fork Road 1 1/2 miles north of Barney Gulch 533 Comment
  HSC103341  Madia elegans subsp. elegans Thomas W. Nelson, Jane Nelson 1983-6-30 7424 Trinity In and about Philpot Campground 762 Comment
  RSA50239  Madia elegans subsp. elegans E. K. Balls 1949-7-5 13824 Trinity 3 miles below Trinity Alps, from Weaverville 762 Comment
  JEPS120222  Madia exigua Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -017 Trinity Bramlet Road (Forest Rd. 30N29) 100m north of Rattlesnake Creek crossing, ca. 1.5 miles south of Highway 36W; 11 miles south of Hayfork Comment
  CAS-BOT-BC343481  Madia gracilis H. M. Hall 1909-7-1 8550 Trinity Salmon Mountains. Nash Mine, Coffee Creek 1249 Comment
  HSC35217  Madia gracilis Pamela Bruce 1975-5-17 35 Trinity SE-facing slope on the trail to Denny at the confluence of New River and Trinity River 310 Comment
  JEPS22886  Madia gracilis W. L. Jepson 1897-7-24 Trinity South Yolla Bolley Mtn. (Mt. Linn), s Trinity County South Yolla Bolley Mtn.; [=modern Solomon Peak, see FB 1_107] Comment
  SD98964  Madia gracilis Darley F. Howe 1977-6-30 4963 Trinity Weaver Bally Road. 1310 Comment
Read comments May 24 2013
  CAS-BOT-BC343476  Madia gracilis E. K. Balls 1949-6-30 1373 Trinity Below Ripstein Camp, Canyon Creek 762 Comment
  HSC31690  Madia gracilis D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5691 Trinity Along ridge road on South Fork Mtn., 5 mi. N of its jct. with Hwy. 36 Comment
  HSC81741  Madia gracilis Thomas W. Nelson, Jane P. Nelson 1980-6-17 5481 Trinity Along Old State Route 3, 1 mi. from junction with State Route 3; opposite entrance to Philpot Campground 762 Comment
  UCD134282  Madia gracilis Joseph M. DiTomaso 1976-7-7 575 Trinity Trinity Alps, just west of Mumford Meadows on Swift Creek Trail. 1645 Comment
  HSC68959  Maianthemum racemosum subsp. amplexicaule Jacqueline Greenleaf 1980-7-10 163 Trinity Near Shanty Creek. 1128 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
  HSC34551  Maianthemum stellatum Lon Hall 1975-5-17 366 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  JEPS102231  Malacothrix floccifera L. P. Janeway 1996-6-13 5013 Trinity Klamath Mountains. Fairview Ridge and south-facing canyon slope of Papoose Creek; along Papoose Creek Road (Road 34N30) 5.4 mi west of Trinity Mountain and County-line Road. 830 Comment
  SD42523  Malacothrix floccifera Carl B. Wolf 1937-6-20 8939 Trinity Van Duzen Road to Hettinshaw Valley, 9.5 miles above Eureka. 760 Comment
  JEPS128113  Marah oregana Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-15 2017 -042 Trinity Yolla Bolly Wilderness; near Tehama County line; North Yolla Bollies, Cedar Basin, SW aspect. Comment
  CDA4193  Medicago lupulina T. C. Fuller 1964-6-23 12225 Trinity Around parking lot, county fairgrounds, Hayfork. 0 Comment
  HSC14984  Medicago polymorpha J. Heywood, D. H. Norris 1968-3-30 1806 Trinity Hwy. 299, 31 mi. East of Humboldt Co. line Comment
  CAS-BOT-BC269529  Melica californica David D. Keck 1949-7-21 6394 Trinity Haman Ridge, ca. 4 mi. S. of Hoaglin (13 mi. S. of Zenia Guard Station), on sharp ridge between Kekawaka Creek on W. (which runs into Middle Fork of Eel) and Salt Creek on E. (which runs into No. Fork of Eel) 1036 Comment
  CAS-BOT-BC269530  Melica californica David D. Keck 1949-7-21 6394 Trinity Haman Ridge, ca. 4 mi. S. of Hoaglin (13 mi. S. of Zenia Guard Station), on sharp ridge between Kekawaka Creek on W. (which runs into Middle Fork of Eel) and Salt Creek on E. (which runs into No. Fork of Eel) 1036 Comment
  CDA10810  Melica californica G. F. Hrusa 1993-7-24 11380 Trinity Trinity Mountains; Head of Scorpion Creek, in vicinity of pool from which creek arises. Ridge to N of Bonanza King Lookout. 1584 Comment
  UCD87140  Melica californica David D. Keck 1949-7-21 6394 Trinity Between Kekawaka Creek on W (which runs into Middle Fork of Eel R) and Salt Creek on E (which runs into North Fork of Eel), Haman Ridge, 4 mi. S of Hoaglin (13 mi. S of Zenia Guard Station). 1036 Comment
  UCD87193  Melica californica Daniel Sanchez-Mata 1996-6-29 s.n. Trinity Hayfork-Peanut. 800 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
  HSC68964  Melica geyeri Jacqueline Greenleaf 1980-5-24 100 Trinity Near Browns Canyon. 792 Comment
  JEPS117857  Melica geyeri Julie Kierstead Nelson with S. Erwin, J. Paulo, S. Hee, L. Woolley 2006-6-20 2006 -35 Trinity Hackney Spring, Wild Mad Road 30. Pony Buck Peak East 1300 Comment
  CHSC32714  Melica harfordii John Sawyer; T. W. Nelson 1978-6-9 3189 Trinity On trail to Red Mountain. 1219 Comment
Read comments Feb 19 2013
  HSC34574  Melica harfordii Dryden 1975-5-16 173 Trinity Trails above the Trinity River at Gray Falls Campground. 310 Comment
  HSC82305  Melica harfordii Thomas W. Nelson, Jane P. Nelson 1979-6-15 4832 Trinity Mouth of Bear Creek. 915 Comment
  RSA125881  Melica harfordii P. H. Raven, Richard Snow 1958-7-20 13626 Trinity 5.3 miles southwest of Denny Post Office. Comment
  SEINET200331 Image available Melica harfordii Joseph P. Tracy 1935-8-5 14568 Trinity Devil's Canyon Mtns. at head of White's Creek. 2134 Comment
  UC1155011  Melica harfordii Richard Spellenberg 1965-6-12 1097 Trinity 2 mi e Burnt Ranch (Spellenberg property) Comment
  UC180347  Melica harfordii Joseph P. Tracy 1913-6-24 4299 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Mad River Valley 914 Comment
  JEPS84351  Melica stricta E. Dean 1988-7-27 148 Trinity w slope Black Rock Mtn. 2042 Comment
  RSA211248  Melica stricta William J. Ferlatte 1967-8-17 976 Trinity Ridge between Landers Lake and Union Lake. 2134 Comment
  HSC51339  Melica subulata G. L. Clifton, Overton 1979-6-3 3603 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  CHSC69008  Mentha pulegium Vernon Oswald; Lowell Ahart 1997-7-17 8767 Trinity Mad River Rd. at Ruth Reservoir Dam. 249 Comment
  HSC71552  Mentzelia dispersa M. A. Baker 1980-7-1 2531 Trinity Near Hayden Roughs. 1402 Comment
  HSC74787  Mentzelia dispersa Gail Newton 1980-7-12 1347 Trinity Near Red Lassic 1798 Comment
  HSC56757  Mentzelia micrantha G. L. Clifton, Butler 1979-7-18 8454 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC64199  Micropus californicus var. californicus J. O. Sawyer, R. J. Cole 1978-4-22 3093 Trinity 8 mi. up Big French Creek Rd. (5N13) towards Ironside Mtn. Lookout. 1067 Comment
  CAS-BOT-BC322668  Microseris laciniata Doris Kildale 1931-5-17 10738 Trinity Hawkins Bar 182 Comment
  CAS-BOT-BC349387  Microseris nutans Alice Eastwood; John Thomas Howell 1937-6-25 4918 Trinity Minersville to Trinity Center Comment
  HSC67551  Microseris nutans J. P. Smith, J. O. Sawyer 1972-5-27 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  CDA8391  Microseris nutans G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2697 Trinity 2 km south of Preacher Meadow Campground, Highway 3 at Bowerman Ridge Road, south of Trinity Center. Comment
  HSC67997  Microseris nutans J. P. Smith 1976-5-21 8745 Trinity SR 3; at the crossing of Trinity River N of Ramshorn Creek 915 Comment
  HSC81876  Microseris nutans Thomas W. Nelson, Dave Gordan 1980-5-7 5174 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  HSC41026  Microsteris gracilis J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8522 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  HSC26719  Mimulus alsinoides J. P. Smith, J. O. Sawyer 1973-3-11 5850 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  HSC27550  Mimulus alsinoides J. P. Smith 1973-4-7 5985 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
  UC582496  Mimulus bicolor Joseph P. Tracy 1923-6-30 6479 Trinity s Hay Fork; Post Creek Mt. 1066 Comment
  HSC98499  Mimulus breweri Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2938 Trinity 81 mi. W of Redding, Shasta-Trinity National Forest, Pony Camp just below Limestone Ridge 2073 Comment
  UC2046550  Mimulus breweri William J. Ferlatte 1974-8-16 1665 Trinity upper end of Siligo Meadows Comment
  CDA41449  Mimulus cardinalis T. C. Fuller 1962-8-6 9343 Trinity Bench above Trinity River, just west of the mouth of Indian Creek, Hwy. 299 to Redding, 1.7 miles east of Douglas City. 0 Comment
  HSC24159  Mimulus guttatus J. O. Sawyer 1970-5-8 2624 Trinity 5 mi. SW of Primitive Area, E Fork of New River 610 Comment
  UC130627  Mimulus inodorus H. M. Hall July, 1909 8555 Trinity Coffee Creek Salmon Mountains 1219 Comment
  RSA296713  Mimulus kelloggii R. York 1979-4-29 260 Trinity Along Gray's Falls Trail above the confluence of the New and Trinity Rivers. 305 Comment
  HSC69984  Mimulus latidens Thomas W. Nelson, Jane P. Nelson 1978-6-22 4293 Trinity Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36 1527 Comment
  HSC70096  Mimulus latidens Thomas W. Nelson, Jane P. Nelson 1978-6-22 4303 Trinity Along branch road off Dubakella Rd., 2 mi. from junction with Red Mtn. Motorway 1555 Comment
  HSC81997  Mimulus latidens Thomas W. Nelson, Dave Gordan 1980-5-7 5169 Trinity E side of Vista Lane, 5 mi. N of junction with Highland Dr., 3 mi. N of Hyampom Rd. 671 Comment
  HSC68787  Mimulus layneae Thomas W. Nelson, Jane P. Nelson 1980-6-19 5644 Trinity Along Rd. 29N58, Rattlesnake Ridge, at junction with Rd. 29N67 1341 Comment
  HSC72732  Mimulus layneae Gail Newton 1980-7-2 945 Trinity Near N Kelsey Peak 1463 Comment
  JEPS19006  Mimulus layneae Wagnon Jul 1927 1654 Trinity ca. 1 1/2 mi s Trinity Center (near Swift Creek); North Coast Ranges Comment
  JEPS86904  Mimulus layneae David M. Thompson 1989-6-30 1027 Trinity 0.6 mi s of bridge Stuart Fork (along Trinity Alps Road (0.7 mi n of Hwy 3)); Trinity Lake, South Fork of Trinity River 865 Comment
  CAS-BOT-BC124147  Mimulus layneae Volney Rattan 1883-6-1 s.n. Trinity Between forks of Trinity Comment
  UC1239060  Mimulus layneae Freed W. Hoffman 1949-7-17 3024 Trinity 2.7 mi n AA Ranch; North Coast Ranges, Mad River Comment
  HSC424  Mimulus lewisii William J. Ferlatte 1966-8-24 477 Trinity Boulder Creek Basin, tributary to Canyon Creek 1890 Comment
  JEPS10798  Mimulus moniliformis Joseph P. Tracy 1935-8-7 14615 Trinity at head White's Creek; Devil's Canyon Mts. 2072 Comment
  UC922557  Mimulus moniliformis Annie M. Alexander and Louise Kellogg 1948-8-6 5409 Trinity tributary Trinity River; Trinity Mountains, Canyon Creek 1676 Comment
  HSC90985  Mimulus moschatus Jennifer Whipple 1977-8-3 2123 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC90986  Mimulus moschatus Jennifer Whipple 1976-7-12 1435 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  JEPS123417  Mimulus moschatus Julie Kierstead Nelson with Marie Buell 2015-7-14 2015 -077 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
  HSC71136  Mimulus moschatus Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4492 Trinity Along Bully Choop Rd. 2 mi. from rd. to lookout. 1372 Comment
  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
  RSA211513  Mimulus primuloides William J. Ferlatte 1967-8-17 986 Trinity Landers Lake basin. Trinity Alps. 2134 Comment
  HSC91030  Mimulus primuloides var. primuloides Jennifer Whipple 1976-9-27 1810 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the Upper Deadfall Lakes 2165 Comment
  HSC24137  Mimulus pulsiferae J. O. Sawyer 1970-5-2 2607 Trinity Above New River 244 Comment
  HSC443  Mimulus tilingii William J. Ferlatte 1967-8-11 918 Trinity Below the ice fields on the N side of Thompson Peak. 2378 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
  HSC41207  Minuartia decumbens Thomas W. Nelson, Jane Nelson 1977-7-4 3617 Trinity Along Mule Ridge 1555 Comment
  HSC59033  Minuartia decumbens Thomas W. Nelson, Jane Nelson 1978-7-2 4396 Trinity N side of Mule Ridge 1585 Comment
  RSA0002387  Minuartia decumbens Thomas W. Nelson, J. P. Nelson 1978-7-2 4396 Trinity North side of Mule Ridge. 1585 Comment
  HSC103936  Minuartia douglasii M. S. Taylor 1980-6-17 2916 Trinity About 4 mi. S of Wildwood; on N side of Forest Service Rd 29N36A, ~0.5 mi. W of its junction with FS Rd. 29N43 1220 Comment
  CAS-BOT-BC174707  Minuartia nuttallii Anna Junkans 1916-7-20 s.n. Trinity Mt. Bally 2060 Comment
  CDA10815  Minuartia nuttallii subsp. gregaria G. F. Hrusa 1993-7-24 11389 Trinity Trinity Mountains; Extreme N end of ridge to N of Bonanza King. 1584 Comment
  HSC27939  Minuartia nuttallii subsp. gregaria Gary S. Lester, Judith G. Dickson 1973-6-30 29 Trinity S Dubakella Mtn. 1524 Comment
  HSC73311  Minuartia nuttallii subsp. gregaria M. A. Baker 1980-7-12 2859 Trinity Near Black Lassic 1707 Comment
  UC184896  Minuartia nuttallii subsp. gregaria Harry S. Yates 1914-7-16 528 Trinity Rush Creek; head Comment
  RSA67502  Minuartia nuttallii subsp. gregaria P. A. Munz 1951-7-20 16719 Trinity Ridge E of Black Rock, North Yollo Bolly Mounains 2165 Comment
  CHSC71529  Minuartia rosei Vernon H. Oswald; Lowell Ahart 1998-7-28 9370 Trinity Hwy. 36 4.8 mi west of Wildwood Rd., 7.3 mi east of Hwy. 3. On a roadcut. 1249 Comment
  HSC68665  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1980-6-18 5540 Trinity Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge 762 Comment
  RSA107049  Minuartia rosei L. S. Rose 1955-7-17 s.n. Trinity 1 mile SW of Peanut 762 Comment
  SEINET6167733  Mitella diversifolia H. M. Hall 1909-1 8530 Trinity Siskiyou Mountains, Coffee Creek 1067 Comment
  HSC51107  Moehringia macrophylla G. L. Clifton, Overton 1979-6-3 3703 Trinity Near Shanty Creek, close to the town of Forest Glen. 1219 Comment
  HSC72783  Moehringia macrophylla M. A. Baker 1980-7-2 2634 Trinity Near Horsehead Mountain 244 Comment
  HSC24164  Moehringia macrophylla J. O. Sawyer 1970-5-8 2627 Trinity 5 mi. SW of Primitive Area, E Fork of New River 610 Comment
  HSC76523  Monardella odoratissima Athy Ferguson 1981-7-23 8192 Trinity Near Jones Ridge 1408 Comment
  CAS-BOT-BC215509  Monardella odoratissima Milo S. Baker 1926-7-17 83 b Trinity Summit S. Fork Mt. 5 mi. north of Highway Comment
  CAS-BOT-BC215511  Monardella odoratissima Eugene Carter 1972-8-13 713 Trinity Along Backbone Creek 1/2 mile northeast of Russell Cabin, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1341 Comment
  CAS-BOT-BC215519  Monardella odoratissima Mrs. E. C. Van Dyke 1931-6-23 s.n. Trinity Nash Mine above Carville Comment
  CAS-BOT-BC94400  Monardella odoratissima R. C. Wenk 2005-7-14 194 Trinity Trinity Alps, Coffee Creek, a couple hundred meters down the road (to the N) from the Gates Cabin at the N end of the 1508 Comment
  JEPS63388  Monardella odoratissima subsp. glauca Joseph P. Tracy 1935-8-3 14480 Trinity Mary Blaine Mt. 1950 Comment
  HSC24187  Monardella odoratissima subsp. pallida D. E. Anderson 1971-7-28 5466 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  JEPS123140  Monardella odoratissima subsp. pallida D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 120 Trinity Bonanza King Comment
  CAS-BOT-BC222183  Monardella odoratissima subsp. pallida Eugene Carter 1975-8-19 1084 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. At Rattlesnake Lake Camp 1691 Comment
  HSC32562  Monardella odoratissima subsp. pallida Thomas W. Nelson 1973-7-10 1035 Trinity Along Mule Ridge SE of Red Lassic Comment
  SD42352  Monardella odoratissima subsp. pallida Carl B. Wolf 1937-8-12 9189 Trinity North Coast Range, South Fork Mountain, 1.0 mile south of Cold Spring Lookout. 1584 Comment
  CHSC71539  Monardella sheltonii Vernon H. Oswald; Lowell Ahart 1998-7-28 9382 Trinity Rattlesnake Rd. along the west side of Post Creek 0.2 mi north of Hwy. 36, east of Forest Glen. 780 Comment
  SEINET13948724 Image available Monardella villosa E. K. Balls 1949-1 13794 Trinity Trail from Dedrick to Chloride Mine. 2500 ft alt. 762 Comment
  CAS-BOT-BC314213  Monardella villosa subsp. subserrata P. A. Munz 1936-8-11 14366 Trinity Little Trinity River, Forest Glenn. 762 Comment
  RSA0022789  Monardella villosa subsp. subserrata Carl B. Wolf 1937-8-11 9154 Trinity North Coast Range, Upper Mad River, 0.2 mi. below Mad River Store. 610 Comment
  UC582834  Monardella villosa subsp. villosa P. A. Munz 1936-8-11 14366 Trinity Forest Glenn Little Trinity River 762 Comment
  HSC30224  Montia chamissoi William J. Ferlatte 1969-6-26 1190 Trinity Big Flat 1524 Comment
  CAS-BOT-BC444881  Montia fontana John Thomas Howell 1954-4-26 29173 Trinity 10 miles from Douglas City on road to Redding Comment
  CAS-BOT-BC445104  Montia linearis Roxana S. Ferris; Laura Lorraine 1948-6-11 11677 Trinity Junction of Mad River Rock Lookout Station Road & State Highway 36, ca. 24 mi. e. of Bridgeville, 6 Rivers Natl. Forest Comment
  UC673006  Montia linearis Joseph P. Tracy 1927-5-14 8023 Trinity vicinity of Salyer (in Donahue's grainfield); Northern Coast Ranges, Donahue's grainfield 182 Comment
  CAS-BOT-BC445217  Montia parvifolia Annie M. Alexander; Louise Kellogg 1948-8-10 5465 Trinity Trinity Mountains. Upper Canyon Creek Lake 1767 Comment
  HSC34748  Montia parvifolia Robert M. Specht 1975-5-16 183 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC39111  Montia parvifolia A. Montalvo 1975-5-16 229 Trinity Trails above the Trinity River at Grays Falls Campground 310 Comment
  UC4584316  Muhlenbergia andina Susan Horner-Till with M. D. Huffine 1981-9-2 873 Trinity meadow below Rd 38N17 2/3 mi se Rd. 37N36; Tamarack Lake drainage 1737 Comment
  RSA22126  Muhlenbergia minutissima J. T. Howell 1937-7-21 13218 Trinity Big Flat. Comment
  HSC611  Muhlenbergia montana William J. Ferlatte 1967-8-5 769 Trinity Canyon Creek Lakes 1646 Comment
  LA9674  Muhlenbergia montana C. L. Hitchcock; J. S. Martin 1939-7-11 5399 Trinity Salmon-Trinity Mountains, S shore of Upper Canyon Creek Lake, 11 mi. N of Dedrick 1889 Comment
  UC922546  Muhlenbergia montana Annie M. Alexander and Louise Kellogg 1948-8-5 5398 Trinity on granite slope w of lake Trinity Mountains, Lower Canyon Lake 1737 Comment
  HSC77456  Myosurus minimus L. P. Janeway 1983-5-21 302 Trinity Vernal pool E of Burnt Ranch USFS Campground. 396 Comment
  RSA49786  Narthecium californicum E. K. Balls 1949-7-7 13880 Trinity Scott Mountain Camp Meadow, Scott Mountain 1616 Comment
  UC130694  Narthecium californicum H. M. Hall July, 1909 8681 Trinity Salmon Mts., Swift Creek 1920 Comment
  HSC78708  Narthecium californicum John S. Palmer 1973-8-3 139 Trinity Bear Lakes Area, below Bear Lake 1738 Comment
  UCD139960  Narthecium californicum Stan Burket 1976-8-7 s.n. Trinity Mt. Eddy; above one of the Upper Deadfall Lakes (highest and northernmost). 2346 Comment
  CAS-BOT-BC260010  Nassella lepida Joseph P. Tracy 1926-5-31 7542 Trinity Oregon Gulch Mountain 914 Comment
  HSC73659  Navarretia capillaris Gail Newton 1980-7-10 1250 Trinity Near Senteney Rock 1463 Comment
  HSC92781  Navarretia capillaris Jennifer Whipple 1976-7-6 1292 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  UC130615  Navarretia divaricata H. M. Hall Jul 1909 8636 Trinity Big Flat Salmon Mountains 1463 Comment
  UC908396  Navarretia divaricata Joseph P. Tracy Jul 16 1930-Jul 19 1930 9108 Trinity South Fork Mountain Northern Coast Ranges 1524 Comment
  JEPS108189  Navarretia divaricata subsp. vividior David Gowen 2005-6-24 452 Trinity Wildwood Rd. N. of HWY 36 between mile post 7 and 8 (mileage from HWY 36). Comment
  HSC39611  Navarretia intertexta Thomas W. Nelson, James Nelson 1976-6-22 2754 Trinity Above Senteney Rock 1524 Comment
  HSC73617  Navarretia intertexta Gail Newton 1980-7-10 1253 Trinity Near Senteney Rock 1463 Comment
  RSA49927  Navarretia intertexta E. K. Balls 1949-7-6 13854 Trinity Trail to Scorpion Creek, off main road from Trinity Center to Scott Mountain. 732 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
  SEINET10905843  Nemacladus capillaris Tracy 1932-6-17 TRACY 10189 Trinity 884 Comment
  HSC85877  Nemophila heterophylla Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-7 18 Trinity End of South Fork Rd. (FS 5N03), trail to Hell's Half Acre Creek (Tr. #6E23); 1.2 km. from trailhead 400 Comment
  RSA256701  Nemophila heterophylla R. M. Sullivan 1975-5-17 83 Trinity Humboldt Meridian; along State Route 299 at the Hayden Flat Campground. 390 Comment
  HSC43318  Nemophila parviflora K. Irwin 1977-7-17 325 Trinity Philpot Campground 1.2 mi. W of Peanut 762 Comment
  CAS-BOT-BC231212  Nemophila parviflora H. M. Hall 1909-7-17 8554 Trinity Junction of Union and Coffee creeks, in the Salmon Mountains 1300 Comment
  HSC39033  Noccaea fendleri subsp. glauca J. P. Smith, J. O. Sawyer 1975-6-22 8249 Trinity Trinity National Forest Rd. 30N38 from Hwy. 36 to Cold Springs Campground. 762 Comment
  HSC44067  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1977-7-4 3619 Trinity Along N side of Mule Ridge 1555 Comment
  HSC38973  Noccaea fendleri subsp. glauca J. O. Sawyer, J. P. Smith 1974-6-28 2638 Trinity Below Luella Lake 2073 Comment
  HSC67309  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-5-7 5183 Trinity Along old Hwy. 36 (Post Creek Rd.) at bridge over Glade Creek 884 Comment
  UCD110221  Notholithocarpus densiflorus var. echinoides Mr. J. C. Borden 1962-8-3 s.n. Trinity Blue Mountain, Weaverville. 1524 Comment
  CDA5214  Oenothera glazioviana T. C. Fuller 1962-8-6 9349 Trinity Highway 299 to Big Bar, 3.0 miles west of Junction City. 0 Comment
  HSC73880  Orobanche fasciculata Gail Newton 1980-7-10 1235 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC500200  Orobanche fasciculata H. C. Cantelow 1939-6-5 4070 Trinity Mad River, 11 mi SE of Ruth Comment
  HSC70197  Orobanche uniflora M. A. Baker 1980-5-24 1506 Trinity Near Long Ridge. 1006 Comment
  UC1197135  Orogenia fusiformis Joseph P. Tracy 1946-6-16 17585 Trinity S. Fork Mt., the Race Track 1676 Comment
  CHSC1414  Orthilia secunda V. Holt 1942-8-5 Trinity Portuguese Camp, Trinity Alps. 1676 Comment
  UC933357  Orthilia secunda Annie M. Alexander and Louise Kellogg 1948-8-6 5419 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  UCD117693  Orthilia secunda Joseph M. DiTomaso 1975-9-2 310 Trinity Last creek west of Stoddard Meadow along East Fork Coffee Creek Trail. 1661 Comment
  UCR5094  Orthocarpus copelandii Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  HSC91015  Orthocarpus cuspidatus subsp. copelandii Jennifer Whipple 1976-8-4 1625 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS15402  Orthocarpus cuspidatus subsp. copelandii Douglas Barbe 1955-8-4 351 Trinity 1/2 mi n of Big Flat at head of Coffee Cr; Klamath Mountains, n of Big Flat at head Coffee Cr 1524 Comment
  UC130630  Orthocarpus cuspidatus subsp. copelandii H. M. Hall July, 1909 8590 Trinity Dorleska Salmon Mountains (Salmon Mountains) 2000 Comment
  POM15390  Orthocarpus cuspidatus subsp. copelandii H. M. Hall 1909-7-19 8590 Trinity Dorleska, in the Salmon Mtns. 2000 Comment
  SEINET13755330  Orthocarpus cuspidatus subsp. copelandii H. M. Hall 1909-7-19 8590 Trinity Dorleska, in the Salmon Mts., 2000 Comment
  JEPS76195  Orthocarpus imbricatus T. I. Chuang with Fei-Mei Chuang 1977-7-20 7626 Trinity 11 3/4 mi nw from junction of Highway 36 (Cold Spring); Cold Spring 1645 Comment
  HSC68660  Osmorhiza berteroi Jacqueline Greenleaf 1980-7-14 217 Trinity Near Van Duzen River 945 Comment
  HSC71500  Osmorhiza berteroi M. A. Baker 1980-7-2 2635 Trinity Near Horsehead Mtn. 1737 Comment
  HSC73494  Osmorhiza berteroi Gail Newton 1980-7-13 1393 Trinity Near Red Rock. 1509 Comment
  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
  HSC46783  Osmorhiza occidentalis William J. Ferlatte 1974-7-25 1588 Trinity Grouse Ridge, in saddle just S of Preachers Peak on Siskiyou Co. line 2135 Comment
  JEPS77440  Osmorhiza occidentalis William J. Ferlatte 1974-7-25 1590 Trinity just below summit of Preachers Peak (on Siskiyou Co. line); Trinity Alps 2165 Comment
  HSC38161  Osmorhiza purpurea Thomas W. Nelson, Jane P. Nelson 1976-5-23 2506 Trinity Brown's Canyon Campground. Comment
  CAS-BOT-BC413181  Oxyria digyna P. A. Munz 1951-7-21 16756 Trinity Head of Patty John Basin, North Yolla Bolly Mts. 2072 Comment
  JEPS57223  Packera cana L. R. Heckard 1967-8-13 1715 Trinity above Upper Deadfall Lakes (sw of Mt. Eddy) 2560 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
  HSC67206  Packera greenei Thomas W. Nelson, Jane P. Nelson 1980-6-16 5457 Trinity Shasta-Trinity National Forest, just N of Philpot Campground 793 Comment
  HSC70152  Packera greenei Thomas W. Nelson, Jane P. Nelson 1978-6-21 4227 Trinity Along Hwy. 3, 0.25 mi. E of Hayfork Summit 1037 Comment
  UC1070195  Packera greenei C. R. Clar 1930-7-3 83 Trinity Dubakella Trinity Forest, Hoaglin Quad. Comment
  HSC28850  Paeonia brownii J. P. Smith 1973-4-21 6330 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC38402  Panicum acuminatum var. fasciculatum J. P. Smith, J. O. Sawyer 1973-7-26 7148 Trinity Eagle Creek Campground 854 Comment
  HSC392  Panicum capillare William J. Ferlatte 1966-8-16 376 Trinity Big Flat. 1524 Comment
  RSA41902  Panicum capillare H. C. Cantelow 1936-8-22 1667 Trinity 3 miles south of Trinity Center Comment
  UCD89532  Panicum capillare M. Pollard 1953-8-21 s.n. Trinity Trinity Alps Resort. 762 Comment
  HSC10500  Panicum oligosanthes var. scribnerianum R. Spellenberg 1965-6-18 1164 Trinity Along Trinity River, Cedar Flat. Burnt Ranch. Comment
  CHSC107468  Parnassia palustris M. Simenc 2009-9-6 34 Trinity The Eddys, Klamath Ranges, Shasta National Forest. 4.4km South on Pacific Crest Trail from Parks Creek Trail Head at 42N17 rd. about 48 km from Mt. Shasta Ranger Station. Above trail on wet slope. 2209 Comment
  POM126416  Paxistima myrsinites H. S. Yates 1914-7-13 496 Trinity Stuarts forts. Comment
  HSC48878  Pectocarya pusilla J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9887 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC69859  Pectocarya pusilla Thomas W. Nelson 1978-5-27 4081 Trinity At Secret Gulch ca. 1 mi. NW of Three Forks of Mad River 884 Comment
  CHSC1843  Pedicularis bracteosa var. flavida V. Holt 1942-8-6 Trinity Caribou Lake, Trinity Alps. 2377 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
  RSA167265  Pedicularis densiflora Joseph P. Tracy 1950-4-20 18633 Trinity Along Van Duzen River, about 3 miles southeast of Kuntz. Comment
  HSC63157  Pellaea brachyptera M. A. Baker 1978-7-1 616 Trinity Hell-to-Find Lake Comment
  HSC78438  Pellaea brachyptera John S. Palmer 1975-6-23 386 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1585 Comment
  UC197921  Pellaea brachyptera Joseph P. Tracy 1913-6-24 4328 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  RSA78206  Pellaea brachyptera P. A. Munz 1952-6-29 17829 Trinity Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena 915 Comment
  CHSC31047  Penstemon anguineus M. S. Taylor 1980-7-16 3144 Trinity Bear Creek trail, e of Canyon Creek trail, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  JEPS84362  Penstemon anguineus E. Dean 1988-7-19 139 Trinity downslope from Horseridge lookout South Fork Mtn., downslope from Horseridge lookout Comment
  UC1238945  Penstemon anguineus Freed W. Hoffman 1948-7-6 2454 Trinity Coffee Creek North Coast Ranges, Boulder Creek Trail, Coffee Creek (Boulder Creek Trail from Goldfield Ranger Station s about two mi) Comment
  HSC39188  Penstemon anguineus Gary S. Lester 1974-6-29 309 Trinity FS Rd. 29N30, near Hackney Spring Comment
  SEINET10547902  Penstemon anguineus Mary Susan Taylor 1980-7-16 Taylor 3144 Trinity Shasta-Trinity Natl Forest, Bear Creek trail, E of Canyon Creek trail, ca. 12 mi N of Junction City on Hwy 299. 914 Comment
  HSC21005  Penstemon azureus William J. Ferlatte, B. D. Rogers 1966-6-7 2066 Trinity Near Hay Fork summit 1189 Comment
  HSC21000  Penstemon azureus R. Spellenberg 1963-6-18 166 Trinity Burnt Ranch, between rocks near Trinity River Comment
  NY571116  Penstemon azureus var. angustissimus G. H. True Jr. 1937-7-2 745 Trinity Near Weaverville, on Weaver Creek 548.6 Comment
  NY571175  Penstemon azureus var. azureus C. L. Hitchcock 1939-7-12 5351 Trinity 6 miles north of Dedrick on Canyon Creek Trail, Salmon-Trinity Alps 1219.2 Comment
  HSC41958  Penstemon azureus var. azureus Sue Sweet 1977-5-21 64 Trinity Hwy. 3, 0.25 mi. above confluence of the Trinity River and Tangle Blue Creek 1006 Comment
  HSC78246  Penstemon deustus John S. Palmer 1976-7-2 441 Trinity Along Log Lake Creek. 1707 Comment
  RSA78415  Penstemon deustus subsp. deustus Philip A. Munz 1952-6-29 17842 Trinity Grizzly Creek, branch of North Fork of Trinity River, North of Helena. 1037 Comment
  NY609843  Penstemon deustus var. suffrutescens D. D. Keck 1944-7-10 5478 Trinity 1.5 miles east of Forest Glen, in canyon of Post Creek 731.5 Comment
  HSC26219  Penstemon filiformis J. P. Smith, J. O. Sawyer 1972-5-27 5331 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  HSC64246  Penstemon heterophyllus J. O. Sawyer, Thomas W. Nelson 1978-6-9 3185 Trinity Trail to Red Mtn. 1220 Comment
  HSC21006  Penstemon laetus subsp. sagittatus J. F. Knezevich 1967-7-8 340 Trinity NW of French Bar on Hwy. 299, 2 mi. up the road to Brushy, Big and Green Mtns. from the junction of the road going to Salt Log Springs Comment
  CHSC31040  Penstemon laetus var. sagittatus M. S. Taylor 1980-7-3 3048 Trinity On e side of Hwy 3, ca. 0.2 mi n of Ruch Creek Public Camp, ca. 25 mi ne of Weaverville. 914 Comment
  CHSC34495  Penstemon roezlii J. D. Jokerst 1981-6-29 1346 Trinity Occasional along forest service rd. Ca 1.0 mi W of Trinity Mountain Fire Station. Comment
  HSC284  Penstemon roezlii William J. Ferlatte 1967-8-18 989 Trinity Head of Union Creek 1982 Comment
  HSC98472  Penstemon tracyi Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2944 Trinity Shasta-Trinity National Forest, 81 mi. W of Redding, near Pony Camp just below Limestone Ridge, above trail just above the Pony Camp meadow area 2107 Comment
  HSC37310  Pentagramma triangularis J. D. Ackerman 1974-4-28 207 Trinity Gray's Falls, 0.4 mi. from the confluence of Trinity R. and New R., S side of gorge 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
  HSC55398  Perideridia parishii subsp. latifolia Overton 1979-7-17 7736 Trinity Near Horse Ridge 1219 Comment
  HSC55510  Perideridia parishii subsp. latifolia G. L. Clifton, Butler 1979-7-18 8499 Trinity Near Four Corners Rock, close to the town of Alderpoint. 1524 Comment
  HSC66309  Perideridia parishii subsp. latifolia M. S. Taylor 1980-8-26 3306 Trinity Parker Meadow, 100 ft. N of Swift Creek trail, 9 mi. W of Trinity Center 1616 Comment
  UC1584317  Perideridia parishii subsp. latifolia Susan Horner-Till with M. D. Huffine 1981-9-2 872 Trinity below Rd38N17 2/3 mi se jct with Rd. 37N36; Tamarack Lake drainage 1737 Comment
  HSC68759  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-17 5528 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  POM230336  Phacelia corymbosa J. T. Howell 1936-8-24 12720 Trinity Six and a half miles north of Carrville. Comment
  UC735051  Phacelia dalesiana Lincoln Constance and Ren Hwa Shan 1946-6-1 3070 Trinity summit of road over mt. Scott Mountain 1630 Comment
  UC1084737  Phacelia greenei Milo S. Baker 1957-6-16 13172 Trinity roadside to summit North Coast Ranges, Scott Mt. Comment
  HSC57279  Phacelia hastata G. L. Clifton, Butler 1979-7-18 8461 Trinity Near Jones Ridge, close to the town of Mad River 1448 Comment
  HSC34886  Phacelia heterophylla Thomas W. Nelson 1975-5-17 1833 Trinity Beside Hwy. 299 just E of Big Bar. Comment
  HSC73810  Phacelia heterophylla M. A. Baker 1980-6-25 2270 Trinity Near Castle Rock. 1436 Comment
  HSC76571  Phacelia heterophylla Athy Ferguson 1981-7-23 8183 Trinity Near Jones Ridge 1408 Comment
  POM127038  Phacelia humilis var. humilis H. S. Yates 1914-5-17 298 Trinity Near Weaverville Comment
  UC1046510  Phacelia linearis R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3384 Trinity Wildwood Comment
  CHSC70141  Phacelia mutabilis Jennifer Whipple 1977-8-3 2118 Trinity Mount Eddy, Klamath Mountains. Meadows north of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2240 Comment
  HSC34435  Phacelia mutabilis J. P. Smith, J. O. Sawyer 1973-7-4 6997 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC36018  Phacelia mutabilis J. P. Smith, J. O. Sawyer 1973-7-27 7204 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC51151  Phacelia mutabilis G. L. Clifton, Overton 1979-6-4 3968 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC57293  Phacelia mutabilis Walter Overton 1979-7-18 8723 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  RSA211418  Phacelia mutabilis William J. Ferlatte 1966-7-1 180 Trinity Upper Canyon Creek Meadow. 1524 Comment
  UCD120626  Phacelia mutabilis Joseph M. DiTomaso 1975-7-14 136 Trinity Below Anna Lake and above Bowerman Meadows. 1828 Comment
  CHSC70142  Phacelia pringlei Jennifer Whipple 1976-6-29 1164 Trinity Klamath Mountains, Mount Eddy. Meadows north of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2240 Comment
  UCD15148  Phacelia pringlei K. F. Mawdsley 1996-7-11 23 Trinity Trinity County. Along trail from Parks Creek trailhead to Mt. Eddy, about level of lowest lake. 2334 Comment
  CAS-BOT-BC77439  Philadelphus lewisii E. R. Johnson 1930-10-11 s.n. Trinity Canyon Creek at Dedrick 762 Comment
  CAS-BOT-BC250955  Phleum pratense Sack; Iverson 1933-7-4 G 1 Trinity Trinity National Forest, near Rock Cr. 853 Comment
  HSC67248  Phlox diffusa Thomas W. Nelson 1980-5-30 5349 Trinity Shasta-Trinity National Forest, along Rd. 60/Underwood Mtn. Rd., 6.6 mi. S of junction with Hwy. 299 1067 Comment
  UCD118403  Phlox diffusa Joseph M. DiTomaso 1975-7-21 160 Trinity 0.25 mile below Boulder Pass leading down into Big Boulder Lake. 2011 Comment
  HSC92068  Phlox speciosa Bruce Delgado, Tim Tilghman, Rob Marheine 1987-4-25 Trinity Ridge E of Steelbridge Campground Rd. Comment
  RSA304680  Phlox speciosa subsp. nitida S. Ganley 1971-5-29 650 Trinity Trinity Hwy 299. 610 Comment
  RSA48574  Phlox speciosa subsp. nitida P. A. Munz 1949-5-18 13298 Trinity 20 miles N of Trinity Center at Scott Mt. Creek. 1098 Comment
  HSC15927  Phoradendron serotinum subsp. tomentosum D. E. Anderson 1961-10-19 1895 Trinity Along Hwy. 299, Burnt Ranch 450 Comment
  JEPS66652  Phyllodoce empetriformis Frank A. Graham 1926-6-25 Trinity e of head of Devils Canyon ((drained on other side by Whites Creek), headwaters of New River, Pony Mountain, easternmost of 3 peaks); Northern Coast Ranges, Pony Mountain 2133 Comment
  UC722502  Phyllodoce empetriformis C. L. Hitchcock, J. S. Martin 1939-7-11 5379 Trinity 11 mi n of Dedrick (w side of upper Canyon Creek Lake, in Salmon-Trinity Alps); Salmon-Trinity Alps, Canyon Creek Lake 1889 Comment
  HSC91036  Physaria occidentalis subsp. occidentalis Jennifer Whipple 1976-6-11 958 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes 2439 Comment
  HSC75085  Physocarpus capitatus J. P. Smith, Thomas W. Nelson 1979-6-15 10109 Trinity Shasta-Trinity National Forest, Scott Mtn. Creek at SR 3 Comment
  UCR5074  Physocarpus capitatus Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  SEINET10483401  Physocarpus capitatus Mary Susan Taylor 1980-7-1 Taylor 3024 Trinity T36N R8W nw sec 21, Trinity Dam quad. Shasta-Trinity Natl Forest; at end of 36N25, beginning of Swift Creek Trail, by creek, ca. 5 mi due SW of Trinity Center. 1158 Comment
  SEINET5734020 Image available Physocarpus capitatus Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6136 Trinity Along CA 3, 52.8 mi. N of the jct. of CA 3 & CA 299. S of Callahan.; Callahan Comment
  CAS-BOT-BC78148  Picea breweriana E. R. Johnson 1930-10-13 1597 Trinity Between [canyon] Canyon Creek Meadows and Lakes 1828 Comment
  NY34638  Pinus attenuata M. F. Denton 1981-7-5 4268 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
  HSC1381  Pinus balfouriana R. J. Mastrogiuseppe 1967-7-1 Trinity High Camp Creek, Bulk Collection # 94 2134 Comment
  HSC40495  Pinus balfouriana J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-26 2606 Trinity S ridge of Seven-Up Peak where Deer Creek Trail crosses ridge to Granite Lake 2287 Comment
  HSC1416  Pinus balfouriana Richard McP. Brown 1967-8-26 Trinity Below Deer Lake near foot of trail to Luella Lake and near junction of USFS trails 9W21 and 9W13 Comment
  HSC32888  Pinus jeffreyi Thomas W. Nelson 1973-5-30 981 Trinity Along Mule Ridge SE of Red Lassic Comment
  JEPS123111  Pinus lambertiana D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 019 Trinity Trinity Creek Watershed Comment
  HSC77983  Pinus monticola John S. Palmer 1975-7-26 415 Trinity Big Bear Lake and Little Bear Lake 1890 Comment
  CAS-BOT-BC72985  Pinus monticola W. R. Dudley 1899-8-26 s.n. Trinity Near Trinity - Sacramento Divide Comment
  HSC42003  Pinus ponderosa Ed Cope 1977-7-17 77 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC44624  Pinus ponderosa J. O. Sawyer, Thomas W. Nelson 1978-6-9 3195 Trinity Along trail to Red Mtn. Bulk Collection # 125 1189 Comment
Read comments Feb 19 2013
  CAS-BOT-BC72740  Pinus sabiniana M. B. Kildale 1926-9-11 s.n. Trinity Helena, Trinity River Comment
  CAS-BOT-BC72741  Pinus sabiniana L. B. Kildale 1930-10-19 10305 Trinity Trinity River at Big Bar Comment
  HSC37822  Pinus sabiniana Thomas W. Nelson, Jane P. Nelson 1976-2-7 2257 Trinity Pigeon Point, Bulk Collection # 109 Comment
  SEINET10834171  Pityrogramma triangularis Mary Susan Taylor 1980-7-15 Taylor 3137 Trinity Shasta-Trinity Natl Forest, Canyon Creek trail, from trailhead to meadows above the falls, ca. 12.1 mi N of Junction City on Hwy 299. 914 Comment
  UC1222226  Plagiobothrys bracteatus Joseph P. Tracy 1944-6-29 16944 Trinity open valley-like country along river 2 mi nw Hettenshaw Valley proper; Van Duzen River 944 Comment
  UC881332  Plagiobothrys hispidulus John Thomas Howell 1937-7-21 13217 Trinity Big Flat Comment
  HSC91322  Plagiobothrys hispidulus Jennifer Whipple 1976-7-2 1288 Trinity SW-facing slope above Deadfall drainage 2317 Comment
  HSC103470  Plagiobothrys nothofulvus Thomas W. Nelson 2005-5-24 9324 Trinity Vacant lot in Weaverville, at jct. of State Rte. 299 and Mountain View Street. 676 Comment
  HSC48961  Plagiobothrys tenellus M. A. Baker 1979-5-13 710 Trinity Hobo Gulch Campground Comment
  HSC69825  Plagiobothrys tenellus Thomas W. Nelson 1978-5-27 4077 Trinity At Secret Gulch ca. 1 mi. NW of Three Forks of Mad River 884 Comment
  RSA50133  Plantago lanceolata E. K. Balls 1949-7-4 13801 Trinity Chloride Mine, above Dedrick. 915 Comment
  HSC16833  Plantago subnuda D. E. Anderson 1963-9-21 2822 Trinity Hennessey Creek Rd., 5 mi. S of Burnt Ranch Comment
  HSC92092  Platanthera sparsiflora Jennifer Whipple 1977-8-3 2106 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  CHSC70027  Platystemon californicus Mary Drumm 1996-4-7 71 Trinity 1.5 miles up Hells Half Acre trail (6E23) which is at the end of South Fork Rd. off the 395. 426 Comment
  HSC23576  Platystemon californicus J. O. Sawyer 1970-5-2 2590 Trinity Above New River 244 Comment
  RSA299458  Platystemon californicus var. californicus J. P. Smith 1973-5-6 6584 Trinity Blanchert Flats near Douglas City. Comment
  JEPS4817  Plectritis brachystemon W. L. Jepson 1934-5-5 16654 Trinity Forest Glen, South Fork Trinity River South Fork Trinity River; Forest Glen, South Fork Trinity River Comment
  UC796532  Plectritis congesta Roxana S. Ferris and Laura Lorraine 1948-6-11 11680 Trinity summit between Mad River and South Fork Trinity River (State Highway 36); State Highway 36 1359 Comment
  HSC84000  Plectritis congesta subsp. congesta L. P. Janeway 1983-4-30 250 Trinity E of Burnt Ranch USFS campground. 412 Comment
  HSC38168  Plectritis macrocera Thomas W. Nelson, Jane Nelson 1976-5-23 2516 Trinity Brown's Canyon Campground. Comment
  HSC74264  Plectritis macrocera M. A. Baker 1980-5-25 1524 Trinity Near Shannon Butte 701 Comment
  RSA244972  Poa J. P. Smith 1973-4-7 5959 Trinity New River trail from Grays Falls Campground on the north side of the Trinity River and west side of the New River. 244 Comment
  CAS-BOT-BC244386  Poa annua John Thomas Howell 1954-4-26 s.n. Trinity Weaverville Comment
  SEINET253290 Image available Poa bolanderi Unknown 2005-7-31 Trinity Along the trail to Deadfall Lakes. 1987 Comment
  CAS-BOT-BC227200  Poa bulbosa Eugene Carter 1974-5-11 726 Trinity Salmon-Trinity Alps and vicinity. Abandoned mining ground south of Store Gulch 487 Comment
  UCD91887  Poa pratensis J. C. Borden 1962-3-16 s.n. Trinity Burnt Ranch, from the Jack Ambrose Farm. Comment
  HSC28358  Poa secunda subsp. secunda J. P. Smith 1973-4-21 6155 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC40516  Poa secunda subsp. secunda Thomas W. Nelson, James Nelson 1976-6-22 2786 Trinity Below Senteney Rock. 1402 Comment
  HSC49269  Poa secunda subsp. secunda J. P. Smith, Thomas W. Nelson, J. O. Sawyer 1978-5-7 9900 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  HSC49278  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9881 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC65374  Poa secunda subsp. secunda J. P. Smith 1973-5-6 6641 Trinity Blanchert Flats near Douglas City Comment
  HSC70575  Poa secunda subsp. secunda Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  HSC74594  Poa secunda subsp. secunda M. A. Baker 1980-7-10 2711 Trinity Near Senteney Rock 1554 Comment
  UC1132632  Poa secunda subsp. secunda H. S. Yates 1936-6-22 3800 Trinity 2 1/2 mi nnw Shoemaker Bally; Weaverville Quadrangle Comment
  UCD92145  Poa secunda subsp. secunda H. S. Yates 1914-1 274 Trinity Near Weaverville. Comment
  CHSC32234  Poa wheeleri James Jokerst 1980-8-20 1095 Trinity North Coast Ranges. Near Hammerhorn Mountain. [Latitude on label (22 degrees 45' 6' N) is very incorrect. Substituted value is for Hammerhorn Mtn. on the Yolla Bolly SW quad.] Comment
  RSA66481  Polemonium californicum P. A. Munz 1951-7-21 16782 Trinity Fisher Ridge, North Yolla Bolly Mountains 2043 Comment
  UC195177  Polemonium pulcherrimum subsp. pulcherrimum Annie M. Alexander and Louise Kellogg 1911-7-24 296 Trinity Twin Lakes to Thompson Pk; Twin Lakes to Thompson Pk Comment
  RSA49916  Polygala cornuta var. cornuta E. K. Balls 1949-7-7 13866 Trinity Trinity River Valley. 1 mile beyond Eagle Creek. N of Trinity Center. 793 Comment
  SEINET11263755  Polygala cornuta var. cornuta Robert L. Johnson, Mikel R. Stevens 2015-7-12 3970 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
  UC184277  Polygala cornuta var. cornuta Harry S. Yates 1914-6-17 440 Trinity Baxter Gulch Rush Creek (dry w slope) Comment
  CAS-BOT-BC170361  Polygala cornuta var. cornuta J. H. Thomas 1949-6-14 928 Trinity Canyon of the Trinity River between Salyer and Del Loma Comment
  RSA466300  Polygonum bistortoides Bonnie C. Templeton 1957-6-25 s.n. Trinity Toward the summit of Scott Mtn, Shasta National Forest. 1829 Comment
  HSC64438  Polygonum douglasii J. P. Smith, J. O. Sawyer 1975-6-23 8271 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  HSC92938  Polygonum douglasii Jennifer Whipple 1977-9-9 2277 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC35874  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2087 Trinity Brown's Canyon Campground Comment
  HSC68648  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-18 5551 Trinity Shasta-Trinity National Forest, Friend Mtn. along FS Rd. 2N15 1372 Comment
  RSA293141  Polygonum douglasii Thomas W. Nelson, Jane P. Nelson 1980-6-18 5551 Trinity Along road 1N10, 1 mile from jct. with road 2N07 (7). Shasta-Trinity National Forest. 1372 Comment
  RSA41929  Polygonum douglasii H. C. Cantelow 1936-8-26 s.n. Trinity S end of Scott Mt grade Comment
  UCD100218  Polygonum douglasii Joseph M. DiTomaso 1976-7-13 629 Trinity Deer Creek Basin at junction of Deer Lake and Luella Lake Trails. 1920 Comment
  JEPS109223  Polygonum douglasii subsp. majus D. W. Taylor 2005-9-29 19498 Trinity 0.5 miles SW of Clem Flat, headwaters Maxwell Creek, Hayfork Divide, tributary to Hayfork Creek Comment
  UC1299695  Polygonum douglasii subsp. spergulariiforme Freed W. Hoffman 1949-7-12 3104 Trinity Anthony Peak 1.1 mi from summit, Lake Mt. Zenia road 6.2 miles north of takeoff of Hoaglin road 1005 Comment
  HSC93004  Polygonum minimum Jennifer Whipple 1978-10-6 2442 Trinity Deadfall Creek drainage. 2317 Comment
  HSC12747  Polygonum minimum William J. Ferlatte, Alice Q. Howard 1970-8-10 1294 Trinity Boulder Creek Lakes, slope N of lower lake 1921 Comment
  RSA276677  Polygonum minimum William J. Ferlatte, A. W. Howard 1970-8-10 1294 Trinity Boulder Creek Lakes. 1921 Comment
  UC1198079  Polygonum persicaria Joseph P. Tracy 1926-9-6 7788 Trinity Scharber Slough 182 Comment
  CAS-BOT-BC421089  Polygonum spergulariiforme L. B. Kildale 1930-10-5 10448 Trinity Van Duzen River near Cobbs. Comment
  SBBG1710  Polygonum spergulariiforme H. and M. Dearing 1939-6-28 3646 Trinity Forest Glen 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
  SEINET4335270  Polygonum spergulariiforme S. K. Harris, Carl Ludwig, J. P. Tracy 1939-9-4 942 Trinity Van Duzen River, 3 mi below Hettenshaw Valley 900 Comment
  HSC74303  Polypodium californicum M. A. Baker 1980-5-23 1402 Trinity Near Tierney Canyon 975 Comment
  HSC27133  Polypodium californicum J. P. Smith, J. O. Sawyer 1973-2-10 5842 Trinity New River Trail from Gray Falls Campground on N side of Trinity River and W side of New River 244 Comment
  CAS-BOT-BC76872  Polypodium glycyrrhiza G. R. Kleeberger 1879-7-1 s.n. Trinity West Weaver Canyon Comment
  HSC28212  Polystichum imbricans J. P. Smith 1973-4-7 5941 Trinity New River Trail from Grays Falls Campground, on the N side of the Trinity River and W side of the New River. 244 Comment
  HSC44148  Polystichum imbricans M. A. Baker 1977-5-7 250 Trinity S slope of Dubakella Mtn. 1829 Comment
  UC922669  Polystichum imbricans subsp. imbricans Annie M. Alexander and Louise Kellogg 1948-8-13 5481 Trinity e side Canyon Creek Dedrick; Trinity Mts. 762 Comment
  HSC75637  Polystichum lemmonii J. O. Sawyer, R. J. Cole 1981-6-14 4034 Trinity Upper Bowerman Meadows on trail to Lake Anna Comment
  UC922428  Polystichum lemmonii Annie M. Alexander and Louise Kellogg 1949-7-12 5791 Trinity nw Trinity Center (Union Creek, S branch of Coffee Creek) 1828 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
  HSC54177  Polystichum munitum G. L. Clifton, Butler 1979-7-18 8429 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  JEPS128111  Populus tremuloides Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-15 2017 -041 Trinity Yolla Bolly Wilderness very near Trinity/Tehama County line; North Yolla Bollies, Cedar Basin, SW aspect. Comment
  HSC64989  Potentilla breweri D. L. Goforth 1979-7-24 341 Trinity Trinity Alps Wilderness area: Upper Union Creek. 1890 Comment
  CAS-BOT-BC142036  Potentilla drummondii Joseph P. Tracy 1935-8-5 14543 Trinity Head of White's Creek - Devil's Canyon Mts. 2072 Comment
  CAS-BOT-BC141672  Potentilla flabellifolia Joseph P. Tracy 1935-8-5 14541 Trinity Head of White's Creek, Devil's Canyon Mts. 2072 Comment
  HSC127  Potentilla gracilis var. fastigiata William J. Ferlatte 1966-8-4 312 Trinity Dorleska Mine 1982 Comment
  HSC90537  Potentilla gracilis var. fastigiata Jennifer Whipple 1976-8-4 1616 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the Upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC540585  Potentilla gracilis var. fastigiata Milo S. Baker 1926-8-1 278 Trinity Trinity Alps Camp Comment
  POM257753  Primula suffrutescens C. L. Hitchcock 1939-7-11 5397 Trinity West wall of Canyon Creek, 11 miles north of Dedrick in Trinity Alps 2439 Comment
  UC562609  Primula suffrutescens Joseph T. Gregory 1935-8-8 992 Trinity head of White's Creek Devil's Canyon Mts., head of White's Creek (Devil's Canyon Mts., highest cirque e of high peak) 2133 Comment
  UC722293  Primula suffrutescens C. L. Hitchcock and J. S. Martin 1939-7-11 5397 Trinity 11 mi n Dedrick (in Trinity Alps, w wall of Canyon Creek); Trinity Alps, w wall of Canyon Creek 2438 Comment
  HSC54388  Prosartes hookeri G. L. Clifton 1979-7-17 7986 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC71707  Prunella vulgaris Gail Newton 1980-6-26 606 Trinity Near Underwood Creek. 451 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
  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
  UCD113523  Prunus virginiana var. demissa Joseph M. DiTomaso 1975-6-30 75 Trinity Morris Meadows on Stuarts Fork Trail. 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-BC357416  Pseudognaphalium microcephalum Annie M. Alexander; Louise Kellogg 1948-8-21 5528 Trinity Trinity Mountains. East side of Morris Meadows, Stuart Fork 1280 Comment
  HSC36011  Pseudostellaria jamesiana J. P. Smith, J. O. Sawyer 1973-7-27 7197 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC64946  Pseudostellaria jamesiana D. L. Goforth 1979-6-16 180 Trinity Trinity Alps Wild Area, jct. of Union Creek, Foster Lake and Sugar Pine Trails 1814 Comment
  HSC68641  Pseudotsuga menziesii var. menziesii Jacqueline Greenleaf 1980-7-30 258 Trinity Near Skull Camp Trail 1173 Comment
  HSC68737  Pseudotsuga menziesii var. menziesii Jacqueline Greenleaf 1980-6-18 123 Trinity Near Van Duzen River. 884 Comment
  HSC71116  Pseudotsuga menziesii var. menziesii M. A. Baker 1980-5-23 1404 Trinity Near Tierney Canyon 975 Comment
  CAS-BOT-BC72524  Pteridium aquilinum L. B. Kildale 1930-9-14 10379 Trinity Trinity River at Big French Creek Comment
  HSC54094  Pteridium aquilinum var. pubescens Walter Overton 1979-7-17 8175 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC35890  Pterospora andromedea J. P. Smith, J. O. Sawyer 1973-7-27 7177 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC36128  Purshia tridentata var. tridentata Gary S. Lester 1973-6-30 32 Trinity S Dubakella Mtn. 1707 Comment
  SEINET10968995  Pycnanthemum californicum Mary Susan Taylor 1980-7-22 Taylor 3155 Trinity T38N R7W north central sec 20, Bonanza King quad, Shasta-Trinity Natl Forest, on N side of Rd 38N22, along creek, ca. 1.6 mi N of its jct with Hwy 135 near Eagle Creek Ranch. 975 Comment
  CAS-BOT-BC460885  Pyrola aphylla G. R. Kleeberger 1882-7-9 s.n. Trinity Unspecified 1524 Comment
  HSC73514  Pyrola dentata Gail Newton 1980-7-13 1439 Trinity Near Mule Ridge 1646 Comment
  HSC46733  Pyrola dentata William J. Ferlatte 1976-7-10 1823 Trinity Swift Creek Trail, 0.5 mi. below junction with Granite Lake Trail. 1220 Comment
  HSC81626  Pyrola dentata Thomas W. Nelson, Jane Nelson 1980-8-4 6227 Trinity N side of Mule Ridge 1646 Comment
  CHSC30776  Pyrola picta M. S. Taylor 1980-6-30 3010 Trinity 4 mi s of Trinity Center, 1.5 mi e of Hwy 3. 1051 Comment
  CAS-BOT-BC466161  Pyrola picta H. C. Cantelow 1935-6-10 s.n. Trinity Trinity Alps resort Comment
  HSC35141  Quercus chrysolepis A. M. Montalvo 1975-5-17 244 Trinity SE facing slope on trail to Denny at 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
  HSC44165  Quercus chrysolepis Thomas W. Nelson, James Nelson 1976-6-10 2685 Trinity Ridge above Senteney Rock 1555 Comment
  HSC54137  Quercus chrysolepis Gilbert Muth 1979-7-17 8310 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  HSC73894  Quercus chrysolepis M. A. Baker 1980-5-25 1623 Trinity Near Browns Canyon. 823 Comment
  UC5542  Quercus chrysolepis W. H. Brewer Sep 1862 1455 Trinity near summit of Yolla Bolly; Yolla Bolly Comment
  HSC46855  Quercus chrysolepis William J. Ferlatte 1976-5-18 1752 Trinity Canyon of Coffee Creek at East Fork of Coffee Creek, 7.7 mi W of Hwy. 3 on N side of Coffee Creek Rd., W side of E Fork 320 Comment
  SEINET10904610  Quercus durata Mary Susan Taylor 1980-8-20 Taylor 3273 Trinity T30N R12W se sec 13, Dubakella quad. Shasta-Trinity Natl Forest, on E side of Hwy 3 on open serpentine slope, ca. 0.5 mi S of its jct with 13 Dip Rd (347), ca. 1.5 mi S of Peanut. With T. Nelson & B. Williams. 792 Comment
  HSC68585  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-6-18 5548 Trinity Along Hwy. 3, 0.4 mi. S of Salt Creek Bridge 762 Comment
  HSC72233  Quercus durata var. durata Thomas W. Nelson, Jane P. Nelson 1980-8-21 6264 Trinity Shasta-Trinity National Forest, Rattlesnake Ridge along USFS Rd. 29N62 1.3 mi W of junction with Rd. 29N58 1220 Comment
  UCSB1158  Quercus durata var. durata Muller, Cornelius 1954-6-22 Trinity NE slope of Hayfork Mtn., 11 mi. NE of Hayfork Comment
  HSC59950  Quercus garryana M. A. Ericksen 1979-6-22 321 Trinity SW slope of Horsehead Mtn. 1776 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
  HSC90517  Quercus garryana C. Cavanaugh, et al. 1986-6-6 103 Trinity S Fork Rd. Comment
  UCR4986  Quercus garryana Frank C. Vasek 1966-7-12 660712- 17 Trinity North Coast Range, Mendocino National Forest, c. 28 mi NNE of Eel River along Soldiers Ridge, 2 miles east of Indian Dick Guard Station 1677 Comment
  LA205290  Quercus garryana Carl Epling; August 1933 sn Trinity Fawn Lodge, 30 mi E of Weaverville Comment
  HSC34430  Quercus garryana var. breweri J. P. Smith, J. O. Sawyer 1973-7-4 7007 Trinity Hillside S and W of S Dubakella Mtn. 1524 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
  HSC35641  Quercus kelloggii A. M. Montalvo 1975-5-18 265 Trinity Hwy. 3, 8 mi NE of Hayfork at Hayfork Summit Comment
  UCD47254  Quercus sadleriana Joseph M. DiTomaso 1975-7-22 166 Trinity 1/4 mile northwest of Little Boulder Lake. 1950 Comment
  HSC37768  Quercus vacciniifolia Thomas W. Nelson 1975-6-14 1881 Trinity Black Lassic along W side of S ridge Comment
  HSC71170  Quercus vacciniifolia Thomas W. Nelson, Jane P. Nelson 1977-5-15 3384 Trinity Along creek draining pond at base of Red Lassic 1616 Comment
  HSC73265  Quercus vacciniifolia M. A. Baker 1980-7-13 2875 Trinity Near Red Rock 1585 Comment
  JEPS123051  Quercus vacciniifolia D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 039 Trinity Trinity Creek Watershed Comment
  SEINET13954080 Image available Quercus wislizeni Michalski, Hopson and Raum 1987-1 74 Trinity Steelbridge Rd., 1.8 mi N of Hwy 299 520 Comment
  HSC64078  Quercus wislizeni var. frutescens J. O. Sawyer, Thomas W. Nelson 1978-6-9 3200 Trinity Trail to Red Mtn. 1220 Comment
Read comments Feb 19 2013
  RSA1085  Quercus wislizeni var. wislizeni E. R. Johnson 1928-8-29 1179 Trinity Between Lewiston and Weaverville. Comment
  CAS-BOT-BC328130  Raillardella pringlei M. S. Taylor 1980-8-26 3308 Trinity Parker Meadow on Swift Creek Trail ca. 9 miles east of Trinity Center 1615 Comment
  CHSC100818  Raillardella pringlei Susan Bazell; John Whittlesey et. al. 2009-5-7 55 Trinity Road from Stewart Springs to trailhead for Deadfall Lakes. Seepy meadown on slope next to road. 2133 Comment
  HSC275  Raillardella pringlei William J. Ferlatte 1967-8-18 998 Trinity Head of Union Creek 1982 Comment
  UCD135383  Raillardella pringlei Joseph M. DiTomaso 1975-8-25 292 Trinity Landers Creek in Mumford Meadows. Trinity Alps. 1676 Comment
  CHSC30160  Ranunculus flabellaris M. S. Taylor 1980-6-12 2864 Trinity In pond, on s side of 5N40, ca. 3.7 mi s of its jct with 5N09-Underwood Mt Rd, ca. 9.5 mi s of Trinity Hwy-299 at Burnt Ranch. Comment
  HSC78370  Ranunculus macounii John S. Palmer 1973-7-1 111 Trinity W of Messner Cabin 1637 Comment
  HSC26409  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer 1973-3-11 5872 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  HSC36031  Ranunculus occidentalis var. occidentalis J. P. Smith, J. O. Sawyer 1973-7-4 7039 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  RSA715604  Ranunculus orthorhynchus L. P. Janeway 2001-5-28 7070 Trinity Klamath Ranges, at Goat Camp Spring, near top of Brushy Mtn (ridge) along road 29N28 5.5km N of jct of Roads 30 and35 (and the jct of Shasta, Tehama, Trinity County lines) 1400 Comment
  HSC34177  Ranunculus orthorhynchus var. orthorhynchus J. P. Smith, J. O. Sawyer 1973-7-4 7080 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC34200  Ranunculus uncinatus J. P. Smith, J. O. Sawyer 1973-7-4 7114 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  CDA20185  Reseda luteola C. Michener 2003-7-25 PDR 1282584 Trinity Northwestern California; N side of Alder Point, Zenia and Kettenpom Rds at county line. 0 Comment
  UC592920  Rhamnus purshiana Carl B. Wolf 1937-8-12 Trinity 8.3 mi s Cold Springs Lookout; North Coast Ranges, South Fork Mt. 1371 Comment
  JEPS74625  Rhamnus purshiana William J. Ferlatte and Alice Q. Howard 1970-8-8 1280 Trinity Boulder Creek Basin Trinity Alps 1584 Comment
  CAS-BOT-BC56590  Rhododendron macrophyllum C. A. Chamberlain 1913-6-30 16191 Trinity Trinity National Forest 640 Comment
  CDA15585  Rhododendron neoglandulosum G. F. Hrusa, T. D. Wilfred 1993-7-24 11368 Trinity Trinity Mountains; Head of Scorpion Creek. Large colony around pool at headwaters. Bonanza King Ridge, at summit of major ridge to N of Bonanza King Lookout. Shrub to 3 ft., flwrs white. 1584 Comment
  SFV5108  Rhododendron occidentale B. C. Templeton 1957-6-22 7743 Trinity Near the summit of Scott Mountain. Comment
  OBI77207  Rhododendron occidentale var. occidentale Anthony Baniaga 2011-7-8 433 Trinity Shasta-Trinity NF. Along hwy 3, ca 1.5 mi from 39N04 1547 Comment
  HSC42002  Rhus aromatica Ed Cope 1977-5-7 78 Trinity Philpot Campground, 1.2 mi. W of Peanut. 762 Comment
  UC302984  Rhus trilobata Joseph P. Tracy 1926-5-31 7525 Trinity near Cedar Flat (on Trinity River near it's western limit); Northern Coast Ranges, Trinity River 304 Comment
  SD241640  Rhynchospora alba Dean Wm. Taylor 1996-7-7 15828 Trinity Trinity Alps; Lake Elanor (about 8 air miles set of Trinity Center; Shasta-Trinity National Forests. 1524 Comment
  SEINET10970391  Ribes Mary Susan Taylor 1975-4-12 Taylor 460 Trinity 3 mi W of Junction City along roadside of Hwy 299. 610 Comment
  HSC100029  Ribes binominatum J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-6-13 12940 Trinity Along road to summit of Hayfork Bally. 1801 Comment
  HSC74895  Ribes binominatum J. P. Smith, J. O. Sawyer, Jane Cole 1978-5-28 9938 Trinity Shasta-Trinity National Forest, Coffee Creek Rd. near Mt. Meadow Ranch 1524 Comment
  CHSC105859  Ribes inerme var. klamathense Julie Kierstead Nelson 2010-5-9 2010 -005 Trinity East slope of Lewiston Lake; unnamed drainage near WAPA powerline at crossing of Rd. 34N13. 1036 Comment
  UC130685  Ribes lacustre H. M. Hall July, 1909 8649 Trinity Union Creek Salmon Mountains 1828 Comment
  UC154059  Ribes lacustre Mrs. M. H. Manning 1901-7-1 46 Trinity Trinity Summit Comment
  UC56312  Ribes lacustre Joseph P. Tracy Jun 21 1899-Jun 23 1899 5863 Trinity Trinity Summit 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-BC168896  Ribes lobbii Annie M. Alexander; Louise Kellogg 1949-7-4 5773 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla bolly Middle Eel Primitive Area 2103 Comment
  UC154064  Ribes nevadense Mrs. M. H. Manning Jul 1 1901-Jul 10 1901 45 Trinity Trinity Summit Comment
  HSC28783  Ribes roezlii J. P. Smith 1973-4-21 6204 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC47639  Ribes roezlii J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9051 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  UC1222371  Ribes roezlii Joseph P. Tracy 1950-4-20 18621 Trinity 10 mi se of Dinsmore's ((about 4 1/2 mi se of Kuntz), 4 mi se of Low Gap); Van Duzen River 792 Comment
  HSC27409  Ribes roezlii var. cruentum J. P. Smith 1973-4-7 6024 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
  HSC66797  Ribes roezlii var. cruentum Teri Bartkowski, Shane Feusier, Ruth Takaki, Carol Zimmerer 1980-5-3 70 Trinity Along road to Dubakella Mtn. from Hwy. 36 1296 Comment
  HSC67659  Ribes roezlii var. cruentum J. P. Smith 1975-5-16 8086 Trinity Humboldt Meridian, trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC72384  Ribes roezlii var. cruentum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-4-8 9579 Trinity Hwy. 36, 1 mi. from Hayfork Creek 1067 Comment
  HSC40624  Ribes roezlii var. roezlii Thomas W. Nelson, James Nelson 1976-6-22 2831 Trinity Below Senteney Rock 1494 Comment
  CAS-BOT-BC186299  Ribes roezlii var. roezlii W. R. Dudley 1901-8-24 s.n. Trinity Rush Creek, Salmon Mts. Comment
  CAS-BOT-BC173964  Ribes viscosissimum H. M. Hall 1909-7-18 8572 Trinity Dorleska, in the Salmon Mts. 2000 Comment
  UC902088 Image available Ribes viscosissimum Joseph P. Tracy 1942-7-2 17380 Trinity near Cold Springs; South Fork Mountain 1706 Comment
  HSC51340  Rigiopappus leptocladus G. L. Clifton, Overton 1979-6-3 3623 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC72657  Rorippa curvisiliqua Gail Newton 1980-6-26 644 Trinity Near Underwood Creek. 451 Comment
  HSC82603  Rorippa curvisiliqua Thomas W. Nelson, Jane P. Nelson 1979-7-7 4984 Trinity Along margin of Trinity Lake at Wyntoon Campground Comment
  RSA120912  Rorippa curvisiliqua H. K. Wagnon 1957-7-28 s.n. Trinity Big Flat along Coffee Creek Comment
  RSA42034  Rorippa curvisiliqua H. C. Cantelow 1936-8-23 1589 Trinity Near Preacher Camp, about 4 miles west of Scott Ranch Comment
  HSC81  Rosa californica William J. Ferlatte 1967-8-18 1019 Trinity Landers Lake basin 2134 Comment
  CAS-BOT-BC146782  Rosa gymnocarpa Eugene Carter 1974-6-13 816 Trinity Salmon-Trinity Alps and vicinity. North fork Trinity River, 2 miles north of Grizzly Creek 1097 Comment
  CAS-BOT-BC146790  Rosa gymnocarpa Eugene Carter 1971-6-18 239 Trinity Along Hobo Gulch Road at China Springs. North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville) 1136 Comment
  HSC56699  Rosa gymnocarpa Gilbert Muth 1979-7-17 8283 Trinity Near Barry Creek, close to the town of Mad River 1006 Comment
  RSA67478  Rosa gymnocarpa Philip A. Munz 1951-7-18 16687 Trinity N slope of N Yolla Bolly Peak in N Yolla Bolly Mtns. Line of Tehama Co-Trinity Co. 1982 Comment
  UCD113852  Rosa gymnocarpa Joseph M. DiTomaso 1975-7-21 154 Trinity Trinity Alps. 4 miles short of Boulder Lake on Poison Canyon Trail. 1584 Comment
  CAS-BOT-BC147081  Rosa pisocarpa John Thomas Howell 1936-8-24 12740 Trinity Summit of Scott Mts. n. of Carrville Comment
  CAS-BOT-BC147088  Rosa pisocarpa John Thomas Howell 1939-7-31 14857 Trinity Summit of Scott Mts. n. of Carrville Comment
  UC492162  Rosa pisocarpa Joseph P. Tracy 1932-6-17 10191 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  CAS-BOT-BC148217  Rosa spithamea Mrs. H. C. Cantelow 1935-6-11 4323 Trinity Scenic Trail nr. Trinity Alps Resort Comment
  JEPS111027  Rubus laciniatus Sue Pappalardo 1997-5-27 972 Trinity Weaverville Ranger District; Along FS road 34N13, northwest of junction with permanent unnamed tributary to Trinity River, below Trinity Dam just before expanding into Lewiston Lake. 680 Comment
  HSC55496  Rubus parviflorus G. L. Clifton, Butler 1979-7-18 8413 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC12763  Rubus parviflorus M. J. Athey 1970-10-12 13 Trinity W bank of Driver Rd. as you go up hill, Trinidad Comment
  HSC39798  Rubus ursinus J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2579 Trinity Along trail to Granite Lake 1402 Comment
  CAS-BOT-BC363174  Rudbeckia californica Annie M. Alexander; Louise Kellogg 1949-7-16 5806 Trinity Near Tangle Blue Cr. 17 mi. north Trinity Center Comment
  HSC36022  Rudbeckia klamathensis J. P. Smith, J. O. Sawyer 1973-6-28 7208 Trinity Scott Mtn. 1585 Comment
Read comments Jan 18 2018
  HSC34596  Rumex acetosella Ron Ralston 1975-5-17 57 Trinity Humboldt Meridian, Hayden Flat Campground on the N side of the Trinity River adjacent to Hwy. 299 390 Comment
  CHSC27320  Rumex salicifolius var. denticulatus T. B. Devine 1976-8-8 354 Trinity 6 mi n of Weaverville on Hwy 3 e side of graded roadside. 822 Comment
  CAS-BOT-BC434088  Rumex transitorius John Thomas Howell 1937-7-30 13695 Trinity Dan Rice Creek, Scott Mts. Comment
  HSC73620  Rupertia physodes Gail Newton 1980-7-10 1266 Trinity Near Senteney Rock 1463 Comment
  CAS-BOT-BC132683  Salix A. T. Whittemore 1979-5-13 79 -087 Trinity Near the Joss House, Weaverville Comment
  HSC4482  Salix eastwoodiae William J. Ferlatte 1967-8-6 801 Trinity Upper end of Canyon Creek above the lakes 1829 Comment
  CAS-BOT-BC106807  Salix hindsiana John Thomas Howell 1955-7-17 30680 Trinity Weaverville 609 Comment
  HSC49969  Salix lasiandra M. A. Baker 1979-5-13 712 Trinity Hobo Gulch Campground Comment
  UCD111777  Salix melanopsis G. J. Muth 1972-10-7 7037 Trinity Near Hyampom. 731 Comment
  CAS-BOT-BC129005  Salix sitchensis Eugene Carter 1972-6-9 419 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville). Open gravelly flat adjacent to river, 1/4 mile north of Hobo Gulch. 868 Comment
  HSC49971  Salix sitchensis M. A. Baker 1979-5-13 720 Trinity Hobo Gulch Campground Comment
  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
  HSC48438  Sanicula bipinnatifida J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9870 Trinity County Line Rd. along Brown's Creek. 671 Comment
  JEPS214  Sanicula bipinnatifida W. L. Jepson 1934-5-6 16680 Trinity South Fork Mt. Comment
  UC1087297  Sanicula bipinnatifida E. K. Balls 1957-5-24 22554 Trinity Hayfork 716 Comment
  HSC39428  Sanicula bipinnatifida Thomas W. Nelson, James Nelson 1976-6-22 2746 Trinity Above Senteney Rock at junction of 5E27 & 6E42 1524 Comment
  UC923167  Sanicula bipinnatifida Freed W. Hoffman 1950-7-7 3280 Trinity North Coast Ranges, Forest Glen Highway Forest Glen Highway; North Coast Ranges, Forest Glen Highway 914 Comment
  HSC73830  Sanicula graveolens Gail Newton 1980-7-13 1375 Trinity Near Red Rock. 1509 Comment
  JEPS96079  Sanicula graveolens V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7926 Trinity nw of Platina (Deer Lick Knob Road (Forest Rte 1) 9.2 mi n of Hwy 36 via Harrison Gulch Rd, High North Coast Ranges); High North Coast Ranges, Deer Lick Knob Road 1371 Comment
  UCD128017  Sanicula graveolens Joseph M. DiTomaso 1976-5-15 453 Trinity Stuarts Fork Trail west of Trinity Lake. 944 Comment
  HSC101019  Sanicula tracyi Carrie Schreiber 2012-6-5 22 Trinity Vicinity of Brown's Canyon; west of Van Duzen River, upslope, at hairpin turn along 1N10. From Hwy 36 to Rte 511, take water crossing on 1N10. 797 Comment
  HSC65863  Sanicula tracyi Gail Newton 1980-7-13 1370 Trinity Near Red Rock. 139 Comment
  HSC68624  Sanicula tracyi Jacqueline Greenleaf 1980-7-20 253 Trinity Near Skull Camp Trail. 1173 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
  HSC73827  Sanicula tuberosa Gail Newton 1980-7-10 1272 Trinity Near Senteney Rock 1463 Comment
  HSC91094  Sanicula tuberosa Jennifer Whipple 1976-6-16 1007 Trinity Deadfall Creek drainage 2287 Comment
  RSA249413  Sanicula tuberosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5681 Trinity Along ridge road on South Fork Mtn. ca. 10 mi. N of its junction with highway 36 Comment
  HSC59729  Sanicula tuberosa Clark L. Miller 1979-5-26 7 Trinity 2 mi. before the Hobo Gulch Campground along dirt road, from Hwy. 299 915 Comment
  UCD128036  Sanicula tuberosa Joseph M. DiTomaso 1976-7-6 567 Trinity Trinity Alps; Mumsford Meadows on Swift Creek Trail. 1645 Comment
  SEINET3240201  Santalaceae R. L. Mathiasen 2003-1 2003 -52 Trinity At jct. of for. rd. 02n01 and for. rd. 02N05 1150 Comment
  RSA67018  Saxifraga ferruginea P. A. Munz 1951-7-20 16746 Trinity Head of Patty John Basin. N Yolla Bolly Mtns. 2073 Comment
  JEPS26208  Saxifraga marshallii Joseph P. Tracy 1927-5-14 8011 Trinity vicinity of Salyer; Northern Coast Ranges 182 Comment
  UCR138753  Saxifraga marshallii Jim Belsher, Pete Nichols, John Kendall 1997-3-22 7 Trinity Trail to Hell's Half Acre Creek (trail #6E23); trailhead at the end of South Fork Rd. (F.S. 5N03) 488 Comment
  CAS-BOT-BC436895  Saxifraga mertensiana Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-9 52 Trinity Trail head at end of South Fork Road, 13 miles from Hwy. 299, 0.5 miles before Creek crossing 457 Comment
  SEINET3991690  Schoenolirion Unknown 1951-6-12 Trinity Above Peanut Comment
  CAS-BOT-BC243531  Scribneria bolanderi Doris Kildale 1931-5-30 10792 Trinity Weaverville Comment
  RSA211440  Scribneria bolanderi William J. Ferlatte 1966-7-1 178 Trinity Boulder Creek basin, tributary to Canyon Creek. 1707 Comment
  JEPS95344  Scutellaria antirrhinoides Vernon H. Oswald and L. Ahart 1994-6-14 6295 Trinity T38N R6W SE1/4 Sec. 28, 3600 ft, Yellow Pine Forest. Forest Rd. 25 W of Castella, on the N side of the E Fork of the Trinity River E of its jct. with Mumbo Creek 1097 Comment
  RSA120318  Scutellaria antirrhinoides S. S. Tillett 1956-7-9 655 Trinity Above Masterson Meadow, E side of Scott Mountain, Siskiyou-Trinity county line, ca. 8 miles SE of Callahan. 1890 Comment
  UC1225885  Scutellaria antirrhinoides Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4831 Trinity 1/3 mi below Mosquito Lake (Salmon-Trinity Alps Wilderness Area); Scott Mountains, Shasta National Forest, Salmon-Trinity Alps 1935 Comment
  UC1553492  Scutellaria antirrhinoides E. Dean 1988-6-22 75 Trinity Trinity Lake area, sw of old spur rd 35N72y-A, .25 mi e of jct with rd 35N72Y Trinity Lake; Trinity Lake area Comment
  UC922483  Scutellaria antirrhinoides Annie M. Alexander and Louise Kellogg 1949-6-30 5734 Trinity between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  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
  HSC103263  Scutellaria antirrhinoides John McRae 2012-8-2 Trinity Six Rivers National Forest, Mad River Ranger District, Sportshaven Quad, South Fork Mountain 1491 Comment
  UC577339  Scutellaria californica Joseph P. Tracy 1932-6-17 10201 Trinity Three Forks of Mad River; North Coast Ranges, Three Forks of Mad River 883 Comment
  HSC75080  Scutellaria siphocampyloides J. P. Smith 1979-6-15 10085 Trinity Eagle Creek Campground, Shasta-Trinity National Forest 854 Comment
  HSC48411  Sedum laxum subsp. flavidum M. A. Baker 1978-7-1 621 Trinity Just S of Hell to Find Lake Comment
  HSC23458  Sedum laxum subsp. heckneri D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5259 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  CHSC63509  Sedum obtusatum subsp. obtusatum Vernon H. Oswald; Lowell Ahart 1994-7-11 6393 Trinity Forest Rd. 26 (to Mt. Shasta), 7.8 mi N of Castle Creek Rd. (Forest Rd. 25), between Mumbo Creek and Gumboot Trailhead on the Pacific Crest Trail, W of Dunsmuir. 1914 Comment
  HSC48409  Sedum obtusatum subsp. retusum M. A. Baker 1978-6-30 595 Trinity Along Canyon Creek just S of Canyon Creek Falls Comment
  JEPS109605  Sedum obtusatum subsp. retusum Dean W. Taylor 2002-5-21 18063 Trinity Coffee Creek, serpentine slopes ca. 0.5 mile West of Highway 3 bridge 777 Comment
  CHSC31024  Sedum spathulifolium M. S. Taylor 1980-7-15 3136 A Trinity Canyon Creek Trail, between Upper McKay Camp and the meadows, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  HSC65850  Sedum spathulifolium M. A. Baker 1980-6-25 2235 Trinity Near Castle Rock. 1436 Comment
  CAS-BOT-BC59098  Sedum spathulifolium George Reinard Kleeberger 1879-10-25 s.n Trinity On schist 1219 Comment
  CAS-BOT-BC59132  Sedum spathulifolium Eugene Carter 1971-6-14 230 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. N of Weaverville. On cliff at S end of Hobo Gulch Camp 883 Comment
  RSA0074779  Sedum spathulifolium E. K. Balls, L. W. Lenz 1952-5-13 17234 Trinity 2.7 miles N from Junction City (Hwy 299) along Canyon Creek to Dedrick. 548 Comment
  CHSC63324  Senecio aronicoides Vernon H. Oswald; Lowell Ahart 1994-6-14 6279 Trinity Forest Rd. 25 W of Castella, at its jct. with Forest Rd. 26 to Mt. Shasta (city), between Horse Heaven Mdw. and Asbestos Gulch. 1603 Comment
  POM160828  Senecio greenei Joseph P. Tracy 1923-6-30 6454 Trinity Hay Fork Mountain, near summit on Weaverville Road. 1098 Comment
  RSA67673  Senecio greenei P. A. Munz 1951-7-18 16655 Trinity Trail from Grasshopper Public Camp to Stuart Camp. North Yolla Bolly Mountains. 1433 Comment
  JEPS37655  Senecio integerrimus var. exaltatus W. L. Jepson 1897-7-24 Trinity South Yallo Bally Comment
  UC130560  Senecio integerrimus var. major H. M. Hall July 1909 8577 Trinity near Dorleska; Salmon Mountains 2133 Comment
  CAS-BOT-BC364052  Senecio integerrimus var. major Eugene Carter 1972-6-21 463 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) Ridge 2 miles west of Hobo Gulch 1691 Comment
  UCD135572  Senecio integerrimus var. major Joseph M. DiTomaso 1975-6-17 23 Trinity Morris Meadow. 1706 Comment
  HSC36173  Senecio triangularis J. P. Smith, J. O. Sawyer 1973-7-27 7165 Trinity Trail to Deadfall Lakes. 1951 Comment
  HSC91241  Senecio triangularis Jennifer Whipple 1976-8-19 1689 Trinity Near the upper Deadfall Lakes 2317 Comment
  SFV5107  Senecio triangularis B. C. Templeton 1957-6-22 s. n. Trinity Near the summit of Scott Mountain. Comment
  RSA203019  Senecio triangularis James Henrickson 1967-8-6 2507 Trinity Streamside of Woodward Creek ca. 7 miles SE of Wilsonia. 2134 Comment
  HSC51216  Sidalcea malviflora subsp. asprella G. L. Clifton, Overton 1979-6-4 4049 Trinity Near Van Duzen River, close to the town of Alderpoint 853 Comment
  HSC92147  Sidalcea oregana subsp. spicata Jennifer Whipple 1977-8-3 2105 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  UCD116839  Sidalcea oregana subsp. spicata Joseph M. DiTomaso 1975-7-23 190 Trinity Trinity Alps, 1 mile short of Sugar Pine Lake on Sugar Pine Trail. 1950 Comment
  HSC35096  Silene John S. Palmer 1975-5-17 350 Trinity N of confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  HSC42299  Silene Rich White 1977-7-17 57 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC103168  Silene R. W. Tate, J. Inkster 2014-4-22 1416 Trinity Weaver Basin Community Forest, ~0.2 mi. E of Garden Gulch/Weaver Bally Road. 705 Comment
  HSC85907  Silene Linstedt, Strull, Houseman 1984-5-12 25 Trinity E facing slope 979 Comment
  HSC95383  Silene Thomas W. Nelson, James Nelson 2003-5-20 9121 Trinity Gray's Falls Campground, near head of trial to Gray's Falls 292 Comment
  UCR37949  Silene campanulata Brian Kearney, Mike Malamus, P. Williams 1984-5-26 s.n. Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC181207  Silene campanulata subsp. glandulosa Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  CAS-BOT-BC94443  Silene campanulata subsp. glandulosa R. C. Wenk 2005-7-18 289 Trinity Scott Mountains, border between Trinity and Siskiyou Counties. Along Pacific Crest Trail, 1 mile E of Highway 3 1900 Comment
  HSC23443  Silene campanulata subsp. glandulosa D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5253 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC40807  Silene campanulata subsp. glandulosa Thomas W. Nelson, Jane P. Nelson 1976-7-1 2965 Trinity Along 5E27 just N of its junctions with 1S07 1555 Comment
  HSC43265  Silene grayi K. Irwin 1977-5-21 344 Trinity Eagle Creek Campground 851 Comment
  HSC81637  Silene grayi Thomas W. Nelson, Jane P. Nelson 1980-7-17 6113 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  CHSC80180  Silene hookeri L. P. Janeway 1996-6-14 5024 Trinity Klamath Mountains. Along ridge top 0.9 mi south of Trinity Mountain. 1190 Comment
  UC1537314  Silene hookeri Gordon H. True Jr. 1937-7-3 761 Trinity Trinity Mountain 1371 Comment
  CAS-BOT-BC181260  Silene hookeri subsp. hookeri Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity North of Trinity Center and Scott Ranch Comment
  CAS-BOT-BC389438  Silene lemmonii R. Spellenberg; S. Spellenberg 2006-6-21 13750 Trinity Ca. 6 air km SE of Burnt Ranch and 5 km W of Trinity River, W of Castle Rock 1140 Comment
  CAS-BOT-BC389450  Silene lemmonii Alice Eastwood; John Thomas Howell 1937-6-25 4959 Trinity Eagle Creek, Trinity River Canyon Comment
  CAS-BOT-BC389453  Silene lemmonii Thomas W. Nelson; Jane P. Nelson 1979-6-14 4776 Trinity Along Trinity River and Old State Route 3 north of Eagle Creek Campground 822 Comment
  UC922519  Smilacina stellata Annie M. Alexander and Louise Kellogg 1948-8-21 5529 Trinity Morris Meadow Trinity Mountains, Stuart Fork of Trinity River (woods on w side) 1280 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
  CAS-BOT-BC157229  Solanum umbelliferum L. Abrams 1916-7-21 6156 Trinity Dinsmuir to Auto Rest, Eureka - Red Bluff Rd. Comment
  CAS-BOT-BC157251  Solanum umbelliferum P. A. Munz 1949-5-15 13241 Trinity 8 miles below Dedrick 670 Comment
  HSC325  Solidago elongata William J. Ferlatte 1967-8-11 880 Trinity Grizzly Lake Basin, 0.5 mi. N of Grizzly Lake 2134 Comment
  HSC78854  Solidago elongata John S. Palmer 1973-9-7 203 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  SEINET10473989  Solidago multiradiata Mary Susan Taylor 1980-8-26 Taylor 3309 Trinity T36N R9W west center sec 1, Coffee Creek quad. Shasta-Trinity Natl Forest, SE side of Panther Meadow along a creek at forest edge, ca. 100 ft N of Swift Creek trail, ca. 9 mi W of Trinity Center. 1585 Comment
  CAS-BOT-BC365271  Solidago velutina subsp. californica John Thomas Howell 1936-8-26 12834 Trinity Trinity River canyon near Eagle Creek Comment
  CAS-BOT-BC158942  Sorbus scopulina Eugene Carter 1972-6-28 489 Trinity Along White's Creek Trail, 1/2 mile below Hunters Camp, North Fork Trinity River, Hobo Gulch Camp and vincinity (18 mi. NW of Weaverville) 1524 Comment
  UC922539  Sparganium angustifolium Annie M. Alexander and Louise Kellogg 1948-8-18 5505 Trinity East Fork Canyon Creek Lake; Trinity Mountains 1752 Comment
  CAS-BOT-BC390580  Spergularia rubra Mrs. H. C. Cantelow 1936-8-24 197 Trinity About 6 1/2 mi. n. of Carrville Comment
  HSC553  Spiranthes romanzoffiana William J. Ferlatte 1967-8-5 768 Trinity Canyon Creek Lakes, moist sandy flats 1646 Comment
  UCD125779  Stachys mexicana Dean Wm. Taylor; Kathleen A. Teare 1979-9-7 7664 Trinity Along Trinity River near Big Bar. 365 Comment
  CHSC63333  Stellaria calycantha Vernon H. Oswald; Lowell Ahart 1994-7-11 6381 Trinity Forest Rd. 26 (to Mt. Shasta), 2.9 mi N of Castle Creek Rd. (Forest Rd. 25), W of Dunsmuir. Along drainage in a meadow. 1828 Comment
  HSC50816  Stellaria media G. L. Clifton, Overton 1979-6-3 3649 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  HSC4061  Stellaria nitens John L. Heywood, D. H. Norris 1968-3-30 1817 Trinity Hwy. 299, ca. 51 mi. E of Humboldt County Line Comment
  HSC92647  Stellaria umbellata Jennifer Whipple 1976-7-12 1431 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC48431  Stipa lemmonii J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9878 Trinity County Line Rd. along Brown's Creek. 671 Comment
  HSC78292  Stipa occidentalis var. occidentalis John S. Palmer 1975-7-23 406 Trinity Slope above Log Lake 1982 Comment
  UC956557  Streptanthus barbatus Freed W. Hoffman 1948-7-6 2286 Trinity along road to Scott Mountains 5.8 mi n Coffee Creek; North Coast Ranges Comment
  HSC91010  Streptanthus barbatus Jennifer Whipple 1977-9-9 2312 Trinity Deadfall Creek drainage near the Deadfall Lakes 2378 Comment
  SEINET10940302  Streptanthus barbatus Mary Susan Taylor 1980-8-21 Taylor 3291 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
  UC2016514  Streptanthus barbatus Richard Olmstead 1986-6-20 898 Trinity 3.5 miles from junction of Highway 3 and Highway 36. On southeast facing serpentine exposure Comment
  CAS-BOT-BC61257  Streptanthus breweri John Thomas Howell 1955-6-13 30364 Trinity Peanut. 762 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
  CAS-BOT-BC61261  Streptanthus breweri Thomas Nelson; Jane P. Nelson 1980-6-19 5649 Trinity Shasta-Trinity National Forest. Rattlesnake Ridge along road 29N62 1.3 mile west of junction with road 29N58. 1219 Comment
  UC956519  Streptanthus breweri var. breweri Freed W. Hoffman 1948-7-15 2314 Trinity creek headwaters 0.9 mi w Peanut (Peanut-Forest Glen road); North Coast Ranges, Post Creek Comment
  SEINET11993717  Streptanthus breweri var. breweri Unknown 1985-1 50540 Trinity near Kettenpom, ca 0.4 mi S on road to Covelo 1006 Comment
  JEPS94026  Streptanthus drepanoides Vernon H. Oswald and Lowell Ahart 1998-7-28 9369 Trinity Hwy. 3 s. of Hayfork (3.5 mi. n. of Hwy. 36) 792 Comment
  UC1586872  Streptanthus drepanoides Juha Pykala and D. H. Norris 1987-6-15 1815 Trinity by Hwy 36 about 3 mi w Wildwood; ; Elevation also expressed as 4100 ft 1250 Comment
  UC1736530  Streptanthus drepanoides Dean W. Taylor 1992-6-12 12760 Trinity Red Mountain, South Fork Trinity River watershed, 1615 Comment
  CAS-BOT-BC87885  Streptanthus tortuosus P. A. Munz 1951-7-20 16713 Trinity Fisher Ridge, east of Black Rock. North Yolla Bolly Mountains. 2194 Comment
  CAS-BOT-BC87892  Streptanthus tortuosus G. R. Kleeberger 1880-8-1 s.n. Trinity Weaverville. 1524 Comment
  CAS-BOT-BC87895  Streptanthus tortuosus Peter H. Raven; R. Snow 1958-7-19 13617 Trinity Along road to Hobo Gulch 9.0 miles north of Helena. Comment
  POM266089  Streptanthus tortuosus C. L. Hitchcock, J. P. Martin 1939-7-11 5407 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Mountains. 1890 Comment
  UC1292736  Streptanthus tortuosus Freed W. Hoffman 1951-7-21 4028 Trinity 1.5 mi W of Douglas City Comment
  UCD116121  Streptanthus tortuosus Joseph M. DiTomaso 1976-6-29 517 Trinity Trinity Alps, Stuarts Fork Trail below Emerald Lake. 1554 Comment
  RSA87985  Streptanthus tortuosus C. L. Hitchcock 1953-7-4 20032 Trinity About 20 miles SE of Alderpoint on road to Covelo. Comment
  HSC73388  Streptanthus tortuosus var. oblongus Robert Kirkpatrick, Doug Renwick 1981-5-10 142 Trinity Hwy. 299, County road marker 25.21 357 Comment
  CHSC4734  Streptanthus tortuosus var. pallidus R. Carter 1966-5-15 418 Trinity Ca. 3.5 mi. E of Junction City on N side of Hwy. 299 ca. 1/4 mi. up Oregon Mt., growing 5 yds. up cliff above road. Comment
  HSC97092  Streptanthus tortuosus var. pallidus Thomas W. Nelson, Susan Erwin 2006-5-19 9410 Trinity Along Forest Service Rd. 29N22. Approx. 30 miles South of junction with Forest Service Rd. 29N58 Comment
  HSC2368  Suksdorfia ranunculifolia William J. Ferlatte 1966-6-30 158 Trinity Canyon Creek Lakes 1646 Comment
  UC615436  Swertia albicaulis var. nitida Beryl O. Schreiber 1934-6-6 1153 Trinity 5 mi w Weaverville Comment
  CAS-BOT-BC269642  Symphoricarpos albus var. laevigatus Sack; Iverson 1933-7-1 G- 23 Trinity Trinity National Forest. Rock Creek 883 Comment
  CDA11060  Symphoricarpos albus var. laevigatus G. F. Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-24 11450 Trinity Klamath Ranges; Canyon immediately E of Rackerby Ridge, terminates into Trinity Lake. Comment
  UC704284  Symphoricarpos albus var. laevigatus Frank A. Pitelka 1943-6-23 247 Trinity 2 mi w Hayfork 731 Comment
  UCD137430  Symphoricarpos mollis Joseph M. DiTomaso 1975-8-28 308 Trinity junction of Union Creek Trail and Bullards Basin Trail. 1706 Comment
  SEINET10465057  Symphoricarpos rivularis Mary Susan Taylor 1980-6-11 Taylor 2832 Trinity T34N R12W ne 1/4 sec 6. Hyampom quad. Big Bar, on S side of Trinity River, in vicinity of bridge to Big Bar Camp ground. Shasta Natl Forest. 457 Comment
  JEPS12670  Symphoricarpos rotundifolius var. parishii W. L. Jepson 1897-7-25 Trinity Summit of South Yolla Bolly Mountain; ; [=modern Solomon Peak, see FB 1_107] 2438 Comment
  HSC92281  Symphyotrichum foliaceum var. parryi Jennifer Whipple 1976-9-27 1808 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the Upper Deadfall Lakes 2165 Comment
  UC1222978  Symphyotrichum spathulatum Joseph P. Tracy 1949-9-16 18575 Trinity 5 mi sw of Trinity Center 914 Comment
  HSC46856  Symphyotrichum spathulatum var. spathulatum William J. Ferlatte 1976-9-21 1828 Trinity Big Flat at head of Coffee Creek; W side of Coffee Creek Rd., W edge of ephemeral pond (Lake Martin) at high water mark 1524 Comment
  HSC27375  Taraxacum erythrospermum J. P. Smith 1973-4-7 6019 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
  HSC68165  Taraxacum officinale J. P. Smith, J. O. Sawyer 1973-4-15 6118 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  CHSC30194  Tauschia glauca M. S. Taylor 1980-7-2 3047 Trinity On 37N54, ca. 0.9 mi w of its jct with 36N55, ca. 2 mi due w of North Shore Vista on Clair Engle Lake, ca. 2.7 mi s of Carrville. 1005 Comment
  SEINET10454604  Tauschia glauca Mary Susan Taylor 1980-6-30 Taylor 3011 Trinity T36N R8W sw sec 27, Trinity Dam quad; Shasta-Trinity Natl Forest; ca. 4 mi S of Trinity Center on Hwy 3, W on dirt rd for 1 mi, left at Fire Rd, 0.5 mi to Y in rd, take right turn at Y, follow ridge to second Y. 1052 Comment
  HSC34126  Tauschia kelloggii J. O. Sawyer 1970-5-3 2613 Trinity Above New River 244 Comment
  HSC73206  Tauschia kelloggii R. York 1980-5-25 805 Trinity Near Browns Canyon 823 Comment
  UC1446398  Tauschia kelloggii Richard Spellenberg 1980-7-8 5577 Trinity hogback about 2 mi from Calif. Hwy 299 (about 3 air mi sse of Burnt Ranch on USFS portion of Frederick's Rd.); on divide between Bidden and Mill Creek drainages Comment
  SDSU2041  Taxus brevifolia L. N. Harvey 1930-9-26 573 Trinity Comment
  UC1462354  Taxus brevifolia Richard McP. Brown 1974-7-21 Trinity Emerald Lake Trinity National Forest, Emerald Lake 1676 Comment
  RSA98506  Taxus brevifolia Henry M. Pollard 1953-8-22 s.n. Trinity Scenic Trail, Stuart Creek Comment
  UC1174986  Taxus brevifolia P. C. Everett and E. K. Balls 1959-10-22 23926 Trinity 10.6 mi n from entrance to Trinity Natl. Forest (on rd to Trinity Center) 762 Comment
  HSC35166  Tellima grandiflora Scott M. Kruse 1975-5-17 37 Trinity Hayden Flat Campground on N side Trinity River near Hwy. 299 390 Comment
  CHSC114642  Tellima grandiflora Susan Erwin 1999-5-17 19 Trinity Big Bar Ranger Distr., Eagle Ranch, 2nd drainage southwest from FS Road 33N45E. 950 Comment
  UC184641  Thermopsis gracilis Harry S. Yates 1914-5-21 337 Trinity Little East Weaver Creek Comment
  CAS-BOT-BC197412  Thinopyrum intermedium subsp. intermedium James M. Olsen 1965-8-1 s.n. Trinity Hayfork Comment
  SEINET10448382  Thlaspi montanum Mary Susan Taylor 1980-7-23 Taylor 3181 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
  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
  UC1198808  Thlaspi montanum var. montanum Joseph P. Tracy 1923-6-30 6485 Trinity at the head of Rattlesnake Creek Post Creek Mtn (on the highway, Post Creek Mtn.); Northern Coast Ranges, Post Creek Mtn., Rattlesnake Creek 1066 Comment
  CDA18390  Thysanocarpus curvipes G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2724 Trinity Klamath Ranges; North of Trinity Center on south side of Trinity River bridge, west side of Hwy 3, 0.4 mi north of Coffee Creek Road. 755 Comment
  HSC27529  Thysanocarpus curvipes J. P. Smith 1973-4-7 5963 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
  HSC62885  Thysanocarpus curvipes J. M. DiTomaso 1979-4-29 932 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 Comment
  HSC6989  Thysanocarpus curvipes John L. Heywood, D. H. Norris 1968-3-30 1803 Trinity Hwy. 299, 31 mi. E of Humboldt Co. line Comment
  CAS-BOT-BC447586  Tiarella trifoliata var. unifoliata P. A. Munz 1936-8-11 14359 Trinity bank of brook, Forest Glenn 1066 Comment
  HSC55458  Tolmiea diplomenziesii Walter Overton 1979-7-17 8103 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  CHSC30157  Tonella tenella M. S. Taylor 1980-6-12 2860 Trinity On w side of 5N40, ca. 2.3 mi s of its jct with Underwood Mt Rd (5N09), ca. 8.1 mi s of Trinity Hwy (299), at Burnt Ranch. Comment
  JEPS47356  Tonella tenella L. R. Heckard, and Robert Ornduff 1966-4-29 1500 Trinity ca 3 mi n Hyampom (along road to Big Bar) 609 Comment
  JEPS47370  Tonella tenella L. R. Heckard, and Robert Ornduff 1966-4-28 1492 Trinity 5.5 mi s Dedrick 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
  UCD136860  Tonestus lyallii William J. Ferlatte; Alice Q. Howard 1970-8-11 1308 Trinity Trinity Alps.Thompson Peak, west of summit. 2682 Comment
  CAS-BOT-BC227804  Torilis arvensis Eugene Carter 1974-6-17 831 Trinity Salmon-Trinity Alps and vicinity. On abandoned mining ground at Store Gulch 487 Comment
  HSC38891  Torilis arvensis J. P. Smith, J. O. Sawyer 1970-5-31 Trinity 1.4 mi. E of Sharber Slough near Salyer Comment
  CHSC118458  Toxicoscordion micranthum Julie Kierstead Nelson; Marie Buell 2015-5-6 2015 -037 Trinity Upper Hayfork Creek watershed west of Wild-Mad Road (County Road 30) southern Klamath Range, ca. 3 miles south of Hwy. 36W, upslope from Rd. 29N33; UTM NAD 83 Zone 10, 4465562.78m N, 491558065m E. 1322 Comment
  UCD139823  Toxicoscordion micranthum Thomas W. Nelson 1980-5-30 5358 B Trinity along road 60 (Underwood Mountain Road) 10 miles south from junction with State Route 299. 1341 Comment
  UC1736746  Trautvetteria caroliniensis var. occidentalis Dean W. Taylor 1992-6-11 12710 Trinity Ironside Mountain, Trinity River watershed, above Ziegler Spring 1554 Comment
  UCD138329  Triantha occidentalis Joseph M. DiTomaso 1976-7-6 551 Trinity Trinity Alps, Parker Meadows on Swift Creek Trail. 1615 Comment
  CHSC30266  Triantha occidentalis subsp. occidentalis M. S. Taylor 1980-8-26 3307 Trinity Parker Meadow, 100 ft n of Swift Creek trail, ca. 9 mi w of Trinity Center. 1615 Comment
  CHSC82163  Triantha occidentalis subsp. occidentalis L. P. Janeway 2001-7-15 7318 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. With meadow about 70 m below. 1390 Comment
  HSC64939  Triantha occidentalis subsp. occidentalis D. L. Goforth 1979-7-6 216 Trinity Scott Mtn. Meadow 1646 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
  HSC24241  Trichostema laxum Barbara Kelly 1971-8-28 186 Trinity S of Hayfork on Hwy. 3 Comment
  HSC24120  Trientalis latifolia J. O. Sawyer 1970-4-18 2520 Trinity Slopes above New River at its junction with the Trinity River. 244 Comment
  SD126001  Trientalis latifolia C. G. Phillips, L. Cole, S. A. Haultain, K. B. Barrows 1984-5-12 52 Trinity Dubakella Mtn., W of Hayfork, Philpot Campground 979 Comment
  HSC66297  Trifolium breweri Ed Cope, John Palmer Jul 1977 533 Trinity South of trail to Granite Lake. 1280 Comment
  JEPS128452  Trifolium breweri Julie Kierstead Nelson with Dylan Burge, Lusetta Sims, Jenny Cribbs 2015-6-4 2015 -051 Trinity East slope of Trinity Alps, west of Trinity Lake, south of road to Stonewall Pass trailhead, spur off Road 35N73Y. 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
  UCD107596  Trifolium breweri Joseph M. DiTomaso 1975-8-25 291 Trinity Trinity Alps. 1/2 mile E of Mumford Meadows on Swift Creek Trail. 1645 Comment
  JEPS79997  Trifolium cyathiferum Joseph P. Tracy 1932-6-17 10210 Trinity Three Forks of Mad River Mad River; North Coast Ranges 883 Comment
  POM214879  Trifolium cyathiferum Joseph P. Tracy 1932-6-17 10210 Trinity Three Forks of Mad River. 884 Comment
  HSC71459  Trifolium depauperatum J. P. Smith 1973-5-6 6656 Trinity Blanchert Flats near Douglas City Comment
  SEINET10936653  Trifolium gracilentum M. S. Mayer, S. Meredith; D. Bjornbak 1985-5-10 Mayer 49 Trinity T33n,r9w,sec.24, steelbridge campgrond, found on gentle western slope 536 Comment
  CHSC117807  Trifolium longipes B. Castro; L. P. Janeway 2016-8-1 2157 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1798 Comment
  RSA211172  Trifolium longipes subsp. elmeri William J. Ferlatte 1967-7-6 619 Trinity Dorleska Mine 1982 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
  HSC15142  Trifolium microcephalum T. L. Ackerman 1964-5-29 56 Trinity On U.S. 299 at Lagrange Mine Historical Landmark, W of Weaverville. Comment
  HSC15143  Trifolium microcephalum William J. Ferlatte, B. D. Rogers 1966-6-1 2041 Trinity 3 mi. N of Junction City 579 Comment
  SEINET7073516  Trifolium microcephalum A. G. Vestal 1963-6-5 s.n. Trinity About 14.7 miles west of Hayfork on the Hyampom Road. UTM Zone 10, 468396mN, 4496613mN. Coordinate datum: NAD27. Comment
  HSC71636  Trifolium olivaceum J. P. Smith 1973-5-6 6650 Trinity Blanchert Flats near Douglas City Comment
  UC1223323  Trifolium repens Joseph P. Tracy 1935-6-30 14365 Trinity head Virgin Creek (meadow) 1828 Comment
  RSA554583  Trifolium willdenovii Walter Wisura 1993-5-9 4901 Trinity Hwy 299, 72.5 mi W of Redding. Comment
  JEPS95386  Trifolium wormskioldii Vernon H. Oswald and L. Ahart 1994-8-1 6436 Trinity T40N R6W NW1/4 NW1/4 Sec. 14, 6400 ft, Red Fir Forest. Deadfall Meadow along Deadfall Creek, S side of Forest Rd. 17, ca. 3 mi (air) WNW of Mt. Eddy 1950 Comment
  HSC50886  Trillium albidum G. L. Clifton, Overton 1979-6-3 3659 Trinity Near Browns Canyon, close to the town of Forest Glen. 780 Comment
  RSA273397  Trillium albidum Thomas W. Nelson, Jane P. Nelson 1976-5-23 2514 Trinity At Browns Canyon Campground. 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
  UCD139919  Trillium ovatum subsp. oettingeri Joseph M. DiTomaso 1975-6-16 2 Trinity Morris Meadows. 1325 Comment
  HSC97909  Trisetum canescens Vernon H. Oswald, L. Ahart 1997-7-17 8740 Trinity Forest Route 29 (Trinity National Forest) 4.9 miles S of Hwy. 36 1250 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
  CAS-BOT-BC227175  Trisetum cernuum Eugene Carter 1975-8-19 1088 A Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Near Rattlesnake Lake Camp 1691 Comment
  HSC73436  Trisetum cernuum Gail Newton 1980-7-9 1115 Trinity Near Shanty Creek. 1113 Comment
  HSC73595  Trisetum cernuum Gail Newton 1980-7-10 1305 Trinity Near Senteney Rock 1463 Comment
  HSC56740  Triteleia bridgesii G. L. Clifton, Butler 1979-7-18 8401 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 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
  CAS-BOT-BC521554  Triteleia hyacinthina Eugene Carter 1974-6-17 833 Trinity Salmon-Trinity Alps and vicinity. Store Gulch 487 Comment
  HSC82046  Triteleia hyacinthina Thomas W. Nelson, Jane P. Nelson 1980-6-17 5477 Trinity Along Old State Route 3, 1 mi. from junction with State Route 3; opposite entrance to Philpot Campground 762 Comment
  RSA121384  Triteleia hyacinthina G. D. Barbe 1955-7-27 296 Trinity Just south of Scott Mtn Forest Camp. 1616 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
  JEPS7618  Triteleia ixioides subsp. scabra Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3369 Trinity 0.5 mi n Wildwood; Hay Fork of the Trinity River 1005 Comment
  UC1046502  Triteleia ixioides subsp. scabra R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3369 Trinity 0.5 mi n Wildwood (flats along Hay Fork of the Trinity River); Hay Fork of the Trinity River 1005 Comment
  CAS-BOT-BC74116  Turritis glabra Doris Kildale 1931-5-30 10746 Trinity Weaverville. Comment
  CHSC80169  Turritis glabra L. P. Janeway 1996-6-14 5022 Trinity Klamath Mountains. 1.5 mi north-northwest of Trinity Mountain; in canyon of Van Ness Creek; near end of logging spur 0.8 mi from Van Ness Creek Road. 1020 Comment
  HSC46713  Urtica dioica subsp. holosericea J. M. DiTomaso 1976-8-20 677 Trinity Hodges Cabin on N Fork of Coffee Creek. 1402 Comment
  UC1197786  Vaccinium membranaceum Joseph P. Tracy 1937-7-2 15406 1/2 Trinity head of Little Hors-Linto Creek Trinity Summit, Little Hors-Linto Creek 1371 Comment
  HSC30260  Vahlodea atropurpurea William J. Ferlatte, L. M. Moe 1972-8-7 1424 Trinity Boulder Creek Lakes, summit of ridge SW side of basin. 2195 Comment
  HSC91164  Valeriana californica Jennifer Whipple 1976-6-29 1162 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  UCD137629  Valeriana californica Joseph M. DiTomaso 1976-7-13 624 Trinity at creek crossing of Upper Bear Basin Meadows. 1981 Comment
  HSC59083  Valerianella locusta Thomas Wood 1979-4-27 128 Trinity Salyer, along Hwy. 299, next to Community Wayside Church. 183 Comment
  HSC100214  Ventenata dubia J. P. Smith 2010-6-23 12949 Trinity Vacant lot adjacent to shopping center on Hwy. 299 in Weaverville 797 Comment
  CHSC82164  Veratrum californicum var. californicum L. P. Janeway 2001-7-16 7359 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  CAS-BOT-BC527064  Veratrum viride var. eschscholzianum A. R. Kruckeberg 1954-8-9 3720 Trinity In Leucothoe Bog along Stuart Fork fo Trinity River, just above upper end of Morris Meadows, Trinity Alps area 1524 Comment
  POM182479  Verbascum thapsus H. S. Yates 1914-07 s.n. Trinity Near Weaverville. 732 Comment
  UCR123903  Verbena lasiostachys var. scabrida George K. Helmkamp, E. A. Helmkamp 2001-7-8 6945 Trinity Trinity Mountains, Calif. Hwy 36, 2.2 mi west of the Trinity/Shasta Co. line 1159 Comment
  HSC54085  Verbena menthifolia Walter Overton 1979-7-17 8153 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  RSA211144  Veronica copelandii William J. Ferlatte 1967-8-18 1020 Trinity Red Rock Mountain. 2287 Comment
  RSA67471  Veronica serpyllifolia var. humifusa Philip A. Munz 1951-7-18 16677 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  HSC56550  Vicia americana var. americana Overton 1979-7-17 7784 Trinity Near S Fork Mtn., close to the town of Mad River 1390 Comment
  HSC71566  Vicia americana var. americana M. A. Baker 1980-7-2 2659 Trinity Near Horsehead Mtn. 1737 Comment
  HSC78054  Vicia americana var. americana John S. Palmer 1973-6-19 46 Trinity Bear Lakes area, along trail to Big Bear Lake 1555 Comment
  UC1222591  Vicia americana var. americana Joseph P. Tracy 1948-8-15 18145 Trinity 2 mi e Grove's Prairie (ridge near Elk Camp, along trail from Grove's Prairie to Elk Camp); Trinity Summit 1493 Comment
  UC1222592  Vicia americana var. americana Joseph P. Tracy 1948-8-15 18131 Trinity 2 mi e Grove's Prairie (near Elk Camp, on ridge); Trinity Summit 1554 Comment
  SEINET7040252  Vicia americana var. americana A. G. Vestal 1963-6-5 s.n. Trinity 4.3 miles south of Haystack. Dubakella Mtn. Quadrangle UTM Zone 10, 485910mE, 4481840mN. Comment
  HSC101005  Viola adunca John McRae 2012-8-14 11 Trinity Below 1S11; ~1/2 mile west of Red Rock, near spring with exclosure. 1585 Comment
  HSC68720  Viola adunca Jacqueline Greenleaf 1980-5-24 107 Trinity Near Shanty Creek 808 Comment
  RSA402174  Viola adunca N. G. Sugihara 1977-5-21 44 Trinity Eagle Creek Campground. 851 Comment
  SEINET3451401  Viola adunca G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1980-5-19 2693 Trinity West/southwest of Peanut, West/southwest of Peanut, Rattlesnake Road, Philpot Creek drainage, 0.25 miles east of the junction of Rattlesnake Road and Plummer Lookout Road (Philpot Campground Road), about 0.75 miles southwest of Salt Creek Bridge (Highway 3), Dubakella Mountain Quadrangle (topo map) 800 Comment
  HSC44496  Viola cuneata K. Irwin 1977-5-21 366 Trinity S.R. 3, 1/4 mi. above the confluence of the Trinity River and Tangle Blue Creek 1006 Comment
  HSC44474  Viola glabella K. Irwin 1977-5-21 380 Trinity Scott Mountain Campground 1646 Comment
  UC933465  Viola glabella Annie M. Alexander and Louise Kellogg 1948-8-23 5543 Trinity lower end of Morris Meadows (Stuart Fork); Trintiy Mountains, , Stuart Fork 1280 Comment
  CAS-BOT-BC536893  Viola glabella Eugene Carter 1975-6-26 993 Trinity North Fork Trinity River. Grizzly Creek 1615 Comment
  CAS-BOT-BC536896  Viola glabella Eugene Carter 1972-6-28 491 Trinity North Fork Trinity River. Hobo Gulch Camp and vicinity (18 mi NW of Weaverville); wet meadow above Whites Creek Lake 1920 Comment
  HSC64208  Viola glabella J. O. Sawyer, R. J. Cole 1978-4-22 3084 Trinity Along Big French Creek Rd. [5N13] 12 mi. towards Ironside Mtn. lookout 1463 Comment
  RSA67469  Viola glabella Philip A. Munz 1951-7-18 16675 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment