Search Results — 2000 specimen records retrieved (1436 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC39531  Abies concolor Thomas W. Nelson, Jane P. Nelson 1976-5-23 2543 Trinity E side of Black Lassic along S side of branch off Shanty Creek 1555 Comment
  HSC73760  Abies concolor Gail Newton 1980-7-13 1398 Trinity Near Red Rock. 139 Comment
  UC55640  Abies concolor Joseph Burtt Davy and Walter C. Blasdale 1899-5 5813 Trinity Trinity Summit Trinity Summit (Trinity-Humboldt County border) Comment
  JEPS123144  Abies magnifica D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 123 Trinity Scorpion Lake Comment
  UC1585388  Abies magnifica var. shastensis R. Raiche, K. Zadnik, and H. Forbes 1989-10-4 UCBG 65 Trinity near Parks Creek Trailhead; Mt. Eddy area 640 Comment
Read comments
Dec 19 2010
  CAS-BOT-BC330579  Acer circinatum Eugene Carter 1971-6-4 996 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi NW of Weaverville). Hobo Gulch Camp. 883 Comment
  SJSU737  Acer circinatum H. E. Peterson 1941-8-15 170 -1 Trinity near Weaverville Comment
  UC1171592  Acer circinatum N. French 1932-9-17 15 Trinity East Fork of N Fork of Trinity River Trinity Natl For, Big Bar Quad, E Fork N Fork of Trinity Riv 762 Comment
  UC171608  Acer glabrum J. E. Sowder 1932-10-19 24 Trinity Bob's Farm Trinity National Forest, Big Bar Quad. (Rattlesnake Creek) 1584 Comment
  UC4652619  Acer glabrum var. glabrum Annie M. Alexander and Louise Kellogg 1911-7-21 264 Trinity head of Grizzly Creek Comment
  UC722687  Acer glabrum var. glabrum C. L. Hitchcock and J. S. Martin 1939-7-11 5380 Trinity 11 mi n Dedrick (w side of upper Canyon Creek Lake); Salmon Trinity Alps 1889 Comment
  POM258075  Acer glabrum var. torreyi C. Leo Hitchcock, J. S. Martin 1939-7-11 5380 Trinity West side of upper canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps. 1890 Comment
  SEINET10870296  Acer macrophyllum Mayer 1985-6-1 Mayer 119 Trinity T38n,r7w,sec.16 se 1/4. Eagle creek campground, 10 meter tree found in jeffrey Pine forest along side of creek tributary 853 Comment
  CAS-BOT-BC18764  Achillea millefolium Mrs. E. C. Van Dyke 1938-6-15 s.n. Trinity Trinity Center Comment
  HSC42556  Achillea millefolium Robert M. Specht 1977-6-28 1107 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper] Comment
  HSC69686  Achillea millefolium Thomas W. Nelson, J. O. Sawyer 1978-6-9 4133 Trinity Red Mtn. 1250 Comment
  HSC46880  Achillea millefolium William J. Ferlatte 1975-8-24 1719 Trinity Ridge between Lake Anna and Siligo Meadows 2375 Comment
  SEINET10534606  Achillea millefolium M. S. Mayer, S. Meredith; D. Bjornbak 1985-5-10 Mayer 41 Trinity Steelbridge campground; hillside, exposed understory, with Douglas Fir and Black Oak; sw exposure, above creek-75 ft. 536 Comment
  CHSC98787  Achnatherum lemmonii Julie Kierstead Nelson; S. Erwin, J. Paulo, S. Hee, L. Woolley 2006-6-20 2006 -34 Trinity Hackney Spring, Wild Mad Road 30. Grassland up slope west of road, 1300 Comment
  UC526758  Achnatherum lemmonii Joseph P. Tracy 1926-5-31 7542 Trinity Oregon Gulch Mt. Northern Coast Ranges, Oregon Gulch Mt. 914 Comment
  CAS-BOT-BC94424  Achnatherum occidentale subsp. pubescens R. C. Wenk 2005-7-16 247 Trinity Coffee Creek, Big Flat Meadow. Growing above high water line near lake 1524 Comment
  HSC25288  Acmispon denticulatus D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5249 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC81909  Acmispon micranthus Thomas W. Nelson, Jane P. Nelson 1979-7-7 4987 Trinity Along margin of Trinity Lake at Wyntoon Campground Comment
  HSC32798  Acmispon wrangelianus Thomas W. Nelson, Jane P. Nelson 1973-4-14 725 Trinity Above Salt Creek E of USFS campground at Salt Creek Comment
  JEPS55211  Aconitum columbianum F. P. Cronemiller 1923-7-15 728 Trinity California Nat'l, Forest, Frying Pan 1645 Comment
  CAS-BOT-BC391551  Aconitum columbianum subsp. columbianum J. P. Smith; J. O. Sawyer 1973-7-27 7174 Trinity Trail to Deadfall Lakes 2072 Comment
  HSC78750  Aconitum columbianum subsp. columbianum John S. Palmer 1973-8-3 147 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  CAS-BOT-BC391490  Aconitum columbianum subsp. columbianum Milo S. Baker 1926-7-24 128 b-'26 Trinity S. Fork Mt. - bog 2 mi. from highway Comment
  HSC28247  Aconitum columbianum subsp. viviparum Thomas W. Nelson 1973-7-14 1097 Trinity Beside Deadfall Creek, just west of head of trail to Deadfall Lake Comment
  UC1037442  Adiantum aleuticum Douglas Barbe 1955-8-3 337 Trinity 3 mi n Scott Mt (along Dan Rice Creek, Forest Camp on Scott Mt Rd); Klamath Mts 1386 Comment
  CAS-BOT-BC65536  Adiantum aleuticum P. A. Munz 1936-8-11 14360 Trinity above Forest Glenn 1066 Comment
  HSC101706  Aegilops neglecta J. P. Smith, J. O. Sawyer 2011-6-24 13250 Trinity At the junction of Trinity Dam Rd. and Eagle Rd. 610 Comment
  JEPS118686  Aegilops triuncialis Philip Brownsey 2011-7-28 2011002 Trinity Indian Valley Guard Station near the 2N10 road, Shasta-Trinity National Forest, Hayfork Ranger District. Comment
  UC472275  Ageratina occidentalis Annie M. Alexander and Louise Kellogg 1911-8-14 315 Trinity Hd. Bear Cr. 1950 Comment
  UC472352  Ageratina occidentalis Harry S. Yates 1914-7-13 489 Trinity Stuarts Comment
  UC527565  Ageratina occidentalis C. B. Wolf 1931-8-31 2382 Trinity along river 5 mi above Salyers; Trinity River 243 Comment
  HSC66307  Ageratina occidentalis M. S. Taylor 1980-6-11 2844 Trinity Gray Falls Campground, banks of the Trinity River, Six Rivers NF, N side of Hwy. 299, ca. 2 miles N of Burnt Ranch 274 Comment
  RSA151806  Ageratina occidentalis Francia Chisaki, H. K. Sharsmith 1959-8-18 4726 Trinity Along banks of Tangle Blue Creek, about 3 miles above Scott Mountain Creek on Scott Mountain Grade. 1372 Comment
  UCD128550  Ageratina occidentalis Joseph M. DiTomaso 1976-8-25 679 Trinity Trinity Alps; Lion Lake. 2194 Comment
  UC130568  Agoseris aurantiaca var. aurantiaca H. M. Hall 1909-7-1 8655 Trinity along rivulet Dorleska; Salmon Mountains 1981 Comment
  CHSC71522  Agoseris grandiflora Vernon H. Oswald; Lowell Ahart 1998-7-28 9368 Trinity Hwy. 36 4.8 mi west of Wildwood Rd., 7.3 mi east of Hwy. 3. 1249 Comment
  HSC74798  Agoseris grandiflora Gail Newton 1980-7-9 1105 Trinity Near Shanty Creek. 1113 Comment
  JEPS94024  Agoseris grandiflora Vernon H. Oswald and Lowell Ahart 1998-7-28 9368 Trinity Highway 36 4.8 mi. west of Wildwood Rd., 7.3 mi. east of Highway 3. 1249 Comment
  HSC67994  Agoseris grandiflora J. P. Smith 1976-5-21 8746 Trinity SR 3; at the crossing of Trinity River N of Ramshorn Creek 915 Comment
  HSC42441  Agoseris heterophylla Barbara Kelly 1977-5-7 414 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC51188  Agoseris heterophylla G. L. Clifton, Overton 1979-6-4 4015 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  SEINET3823156 Image available Agoseris heterophylla subsp. heterophylla Mrs. J & C Cantelow, C Cautelow 1939-6-7 Trinity South Fork Mt. Blake Lookout Rd. about 1 1/10 mi N from Junction, Afton, Redbluff Hwy Comment
  RSA256692  Agoseris retrorsa D. E. Anderson 1972-6-13 5523 Trinity Black Lassic. 1738 Comment
  CAS-BOT-BC126957  Agrostis exarata Joseph P. Tracy 1935-8-3 14483 Trinity Mary Blaine Mountain. Mary Blaine Meadow. 1950 Comment
  HSC102675  Agrostis exarata J. P. Smith 2009-6-1 12632 Trinity State Route 3. Comment
  HSC102723  Agrostis gigantea J. P. Smith 2013-6-19 13756 Trinity Placer debris along State Route 3, just north of its junction with East Side Road. 728 Comment
  HSC58717  Agrostis gigantea G. L. Clifton 1979-7-17 7944 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  CAS-BOT-BC139345  Agrostis idahoensis Annie M. Alexander; Louise Kellogg 1948-8-10 5473 Trinity Trinity Mountains. Canyon Creek (tributary of Trinity River). 1676 Comment
  HSC102721  Agrostis scabra J. P. Smith 2013-6-19 13754 Trinity Placer debris along State Route 3, just north of its junction with East Side Road. 728 Comment
  CAS-BOT-BC138592  Agrostis stolonifera P. A. Munz 1951-7-21 16803 Trinity South slope of North Yolla Bolly Peak. 2286 Comment
  UC922629  Ailanthus altissima Annie M. Alexander and Louise Kellogg 1948-8-14 5484 Trinity Weaverville; Trinity Mountains 623 Comment
  CAS-BOT-BC461079  Allium acuminatum Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  HSC60359  Allium amplectens Clark Miller 1979-5-26 8162 Trinity Along rd. to Hobo Gulch Campground from Hwy. 299 915 Comment
  SBBG833  Allium bisceptrum H. and M. Dearing 1939-6-26 3725 Trinity beyond Horse Ridge Lookout Comment
  HSC72712  Allium bolanderi var. bolanderi Gail Newton 1980-7-2 967 Trinity Near N Kelsey Peak 1463 Comment
  HSC39435  Allium bolanderi var. bolanderi Thomas W. Nelson, James Nelson 1976-6-22 2985 Trinity Along 5E27 S of meadow above Senteney Rock 1524 Comment
  HSC42569  Allium campanulatum Robert M. Specht 1977-6-27 1085 Trinity Drainage slope Comment
  HSC73654  Allium campanulatum Gail Newton 1980-7-10 1190 Trinity Near Senteney Rock 1545 Comment
  HSC74607  Allium campanulatum M. A. Baker 1980-7-10 2744 Trinity Near Senteney Rock 1554 Comment
  RSA66479  Allium campanulatum Philip A. Munz 1951-7-21 16780 Trinity Fisher Ridge, North Yolla Bolly Mountains. 2104 Comment
  UC1198199  Allium falcifolium Arthur E. Connick 1927-5-30 Trinity towards Auto Rest (South Fork Mt.); South Fork Mt. Comment
  UCR40063  Allium falcifolium D. K. Imper 1982-7-1 s.n. Trinity Six Rivers National Forest. Road past Black, Red Lassic. 1524 Comment
  CAS-BOT-BC469088  Allium falcifolium H. C. Cantelow 1939-6-9 3910 Trinity Summit of Scott Mt. 1630 Comment
  UC1299760  Allium falcifolium Freed W. Hoffman 1949-7-13 2883 Trinity Blue Ridge North Coast Ranges, Mt. Lassic Group, Blue Ridge Comment
  HSC44105  Allium hoffmanii M. A. Baker 1977-5-7 239 Trinity Blue Point, on Blue Point Ridge. 1573 Comment
  HSC67263  Allium hoffmanii Thomas W. Nelson, Dave Gordon 1980-5-8 5222 Trinity Shasta-Trinity National Forest, along Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  HSC68881  Allium hoffmanii Thomas W. Nelson, Jane P. Nelson 1980-6-20 5699 Trinity Shasta-Trinity National Forest, end of Rd. 30N28A 1463 Comment
  RSA298322  Allium hoffmanii Gail Newton 1980-7-13 1433 Trinity Blocksburg quad. 136 Comment
  UC1446105  Allium hoffmanii Susan Horner 1979-5-17 538 Trinity intersection of Rd. 29 with 2 other roads, Shasta-Trinity National Forest, Hayfork Ranger District, Dubakella Quadrangle Shasta-Trinity National Forest; , Hayfork Ranger District 1347 Comment
  HSC75237  Allium siskiyouense Thomas W. Nelson, D. Gordon 1980-5-8 5576 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  HSC91452  Allium validum Jennifer Whipple 1976-7-26 1595 Trinity W and SW facing slopes above Deadfall Creek 2378 Comment
  UC722292  Allium validum C. L. Hitchcock, J. S. Martin 1939-7-12 5355 Trinity 7 mi above Dedrick; Salmon-Trinity Alps, Canyon Creek Meadows 1402 Comment
  CAS-BOT-BC478040  Allium validum C. L. Hitchcock; J. S. Martin 1939-7-12 5355 Trinity Canyon Creek Meadows, 7 miles above Dedrick, Salmon-Trinity Alps. 1402 Comment
  RSA55076  Allophyllum divaricatum L. S. Rose 1955-6-13 55076 Trinity 6 mi sw of Douglas City 610 Comment
  JEPS59061  Allotropa virgata W. L. Jepson 1897-7-24 14652 Trinity Soldier Ridge, se Trinity County Soldier Ridge Comment
  CAS-BOT-BC169666  Alnus rhombifolia John Thomas Howell 1936-8-27 12842 Trinity near Trinity Center 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
  HSC72543  Amelanchier alnifolia Gail Newton 1980-7-1 803 Trinity Near Hayden Roughs. 1250 Comment
  HSC24166  Amelanchier alnifolia var. semiintegrifolia J. O. Sawyer 1970-4-19 2523 Trinity Denny Campground. 427 Comment
  JEPS123511  Amelanchier alnifolia var. semiintegrifolia E. T. Doucette 2013-7-3 13 -142 Trinity Ramshorn Road east of Eagle Lake Campground Comment
  JEPS123516  Amelanchier alnifolia var. semiintegrifolia E. T. Doucette 2013-7-3 13 -145 Trinity Fire road 25 miles west of Boulder Peak Comment
  HSC40443  Amelanchier pallida J. O. Sawyer 1973-6-5 2511 Trinity Scott Mtn. Summit, W of Hwy. 3 1738 Comment
  HSC59964  Amelanchier pallida M. A. Ericksen 1979-6-22 335 Trinity Horsehead Mtn. 1773 Comment
  CAS-BOT-BC135636  Amelanchier utahensis P. A. Munz 1951-7-18 16623 Trinity N. slope of North Yolla Bolly Peak - North Yolla Bolly Mts., line of Tehama-Trinity counties. 1981 Comment
  JEPS95660  Amelanchier utahensis Vernon H. Oswald and Lowell Ahart 1999-7-5 9831 Trinity W of Weed ( on the summit of Forest Rd. 17, at the trailhead to Deadfall Lakes) 2011 Comment
  HSC97371  Amorpha californica var. californica J. P. Smith 2007-8-6 12409 Trinity Junction of Coffee Creek Rd. and State Route 3 . 793 Comment
  HSC23632  Amsinckia intermedia J. O. Sawyer 1970-5-2 2542 Trinity Above New River 244 Comment
  HSC74062  Amsinckia intermedia M. A. Baker 1980-5-25 1599 Trinity Near Browns Canyon. 823 Comment
  SBBG63402  Anaphalis margaritacea H. E. Parks, J. P. Tracy 1941-8-27 11530 Trinity near McKay Camp, South Fork Mtn Comment
  UCD128849  Anaphalis margaritacea Joseph P. Tracy 1941-8-27 11530 Trinity Near McKay Camp, South Fork Mountain. 1645 Comment
  HSC92198  Anemone drummondii Jennifer Whipple 1977-7-7 1944 Trinity Deadfall Creek drainage near Deadfall Lakes 2317 Comment
  CHSC71518  Angelica tomentosa Vernon H. Oswald; Lowell Ahart 1998-7-28 9372 Trinity Hwy. 36 6.4 mi west of Wildwood Rd., 5.7 mi east of Hwy. 3. 1219 Comment
  HSC72221  Angelica tomentosa Thomas W. Nelson, Jane P. Nelson 1980-8-21 6242 Trinity Shasta-Trinity National Forest, along Hwy. 3, 0.3-0.5 mi. S of Salt Creek Bridge. 762 Comment
  UC1197371  Angelica tomentosa Joseph P. Tracy 1941-8-27 17028 Trinity near Cold Springs (South Fork Mountain); South Fork Mountain 1645 Comment
  HSC70544  Angelica tomentosa J. M. DiTomaso 1979-9-18 1541 Trinity Trinity Alps Wilderness Area, Diamond Lake, below Silago Peak 2195 Comment
  HSC71983  Angelica tomentosa J. M. DiTomaso 1980-8-29 1956 Trinity 10.25 mi E of Trinity-Humboldt County line on Hwy 299, 14 mi E of Willow Creek and 0.5 mi W of Burnt Ranch 457 Comment
  RSA41947  Angelica tomentosa var. tomentosa Ella Dales Cantelow 1936-8-25 1748 Trinity Dan Rice Creek Comment
  HSC34561  Anisocarpus madioides Lon Hall 1975-5-16 338 Trinity Trails above Trinity River at Grays Falls Campground 310 Comment
  JEPS94965  Anisocarpus madioides Vernon Oswald and Lowell Ahart 1997-7-17 8763 Trinity 1.9 mi w of Texas Chow Creek (se of Ruth Reservoir on Forest Route 30); Forest Route 30 944 Comment
  CAS-BOT-BC271449  Anisocarpus madioides Eugene Carter 1975-7-13 1034 Trinity Along trail south of Blue Ridge, North Fork Trinity River 1005 Comment
  CAS-BOT-BC59255  Antennaria argentea Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek, on trail to Stoddard Lake Comment
  HSC42431  Antennaria argentea Barbara Kelly 1977-5-21 451 Trinity Eagle Creek Campground. 851 Comment
  HSC68066  Antennaria argentea J. P. Smith 1976-5-20 8737 Trinity Confluence of Bear Creek and Trinity River 915 Comment
  UC249820  Antennaria argentea Joseph P. Tracy 1923-7-1 6507 Trinity near summit, (on road to Low Gap of Mad River) South Fork Mountain; Northern Coast Ranges 1066 Comment
  UC450001  Antennaria argentea Joseph P. Tracy 1923-6-30 6436 Trinity near summit on Weaverville Road, yellow pine forest Hayfork Mountain; Northern Coast Ranges 1097 Comment
  CAS-BOT-BC59291  Antennaria argentea Thomas W. Nelson; Jane P. Nelson 1980-6-16 5464 Trinity Dubakella Quad. Along road to Plummer Peak (30N31) ca .5 miles from Philpot Campground 792 Comment
  CAS-BOT-BC59298  Antennaria argentea Doris K. Kildale 1927-7-4 3691 Trinity Summit at boundary of Trinity & Shasta counties on Eureka-Red Bluff road Comment
  RSA41878  Antennaria argentea H. C. Cantelow 1936-8-24 1545 Trinity Summit of Scott Mt. 1631 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
  SEINET2031093 Image available Antennaria argentea Joseph P. Tracy 1923-6-3 6436 Trinity Hay Fork Mountain. Near summit on Weaverville road. 1100 Comment
  HSC70456  Antennaria dimorpha J. P. Smith 1977-5-8 9077 Trinity Blue Point on Blue Point Ridge 1585 Comment
  HSC92258  Antennaria dimorpha Jennifer Whipple 1976-7-13 1449 Trinity Bear Creek Drainage 2378 Comment
  CAS-BOT-BC69134  Antennaria geyeri L. N. Lorenzen 9 Trinity Tamarack Springs, Shasta National Forest 1676 Comment
  JEPS128099  Antennaria rosea subsp. confinis Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -025 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  CAS-BOT-BC84705  Anthemis arvensis J. T. Howell; T. C. Fuller; G. D. Barbe 1980-5-20 2723 Trinity South of Trinity River bridge, west side of Hwy 3, 0.4 mile north of Coffee Creek Road 755 Comment
  HSC70051  Anthriscus caucalis M. A. Baker 1980-5-25 1560 Trinity Near Shannon Butte 914 Comment
  RSA523365  Antirrhinum cornutum G. H. True 1937-7-4 776 Trinity On Trinity River near Lagrange Mine. 762 Comment
  UC444974  Antirrhinum vexillocalyculatum subsp. breweri H. S. Yates 1914-7-13 484 Trinity Stuart's Fork Comment
  UCSB54133  Antirrhinum vexillocalyculatum subsp. breweri Thompson, David 1983-6-28 Trinity 1.3 mi S of Ruth Ranger Station; 3.9 mi S of jct of rd to Zenia with Mad River Road; 2.5 mi N of Flying AA Ranch; Kettenpom Quad; (15', 1955): T3S, R8E, NE1/4 of NE1/2 Sec. 6; Along Upper Mad River Rd; E side of rd 853 Comment
  SEINET6966512  Apocynum X medium Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork. Comment
  HSC93485  Apocynum androsaemifolium G. Fred Hrusa, R. Gross, D. Ragan, A. Buckman 1993-10-23 11440 Trinity Rackerby Ridge, ca. 1 mi. directly S of Jackass Springs. 900 Comment
  HSC42482  Apocynum cannabinum Robert M. Specht 1977-7-19 1161 Trinity Clarks Basin drainage Comment
  UCR124006  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2001-7-8 6955 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  SEINET3167726  Arabidopsis thaliana R. W. Spellenberg 2010-4-15 14149 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
  UC1586871  Arabis Juha Pykala and D. H. Norris 1987-6-15 1697 Trinity 2.5 mi ene Wildwood; Hall City Caves 1219 Comment
  UCR138803  Arabis breweri M. S. Taylor 1980-6-11 2837 Trinity N side of Hwy 299, c. 4 mi west of Del Loma 396 Comment
  HSC56610  Arabis glabra G. L. Clifton 1979-7-17 7980 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  HSC71503  Arabis glabra M. A. Baker 1980-7-2 2629 Trinity Near Horsehead Mtn. 1737 Comment
  HSC39248  Arabis holboellii var. retrofracta J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8520 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  HSC82296  Arabis holboellii var. retrofracta Thomas W. Nelson, Jane P. Nelson 1979-6-15 4813 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  HSC90572  Arabis holboellii var. retrofracta Jennifer Whipple 1976-6-16 1000 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  RSA0129715  Arabis platysperma P. A. Munz 1951-7-20 16728 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  HSC46812  Arabis puberula William J. Ferlatte 1974-8-15 1623 Trinity Siligo Peak-Summit Lake area, slope above N end of Summit Lake 2287 Comment
  HSC34384  Arabis subpinnatifida J. P. Smith, J. O. Sawyer 1973-7-3 6970 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  RSA125109  Aralia californica P. H. Raven, Richard Snow 1958-7-19 s.n. Trinity Road 7.2 miles north of Helena Comment
  RSA115235  Arceuthobium abietinum H. E. Parks, Joseph P. Tracy 1941-08 s.n. Trinity South Fork Mountain. Comment
  CAS-BOT-BC407797  Arceuthobium campylopodum John Thomas Howell 1936-8-25 12790 Trinity near Trinity Center Comment
  HSC32073  Arceuthobium campylopodum J. P. Smith, J. O. Sawyer 1974-11-28 8008 Trinity 3 mi. W of Junction City Comment
  CAS-BOT-BC410149  Arceuthobium occidentale G. R. Kleeberger 1879-9-20 s.n. Trinity near Weaverville Comment
  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
  CAS-BOT-BC23949  Arctostaphylos canescens subsp. canescens Hayfork School 1924-4-24 s.n. Trinity Hayfork Comment
  HSC54133  Arctostaphylos manzanita Gilbert Muth 1979-7-17 8301 Trinity Near Barry Creek, close to the town of Mad River 876 Comment
  UCD52084  Arctostaphylos manzanita P. L. Johannsen 1933-5-19 177 Trinity Harrison Gulch. 762 Comment
  CHSC82589  Arctostaphylos manzanita subsp. elegans L. P. Janeway 2001-7-8 7314 Trinity Klamath Ranges. On ridgetop 2.4 km north of Red Mountain. Vernal pool on ridgetop. 1660 Comment
  CAS-BOT-BC38629  Arctostaphylos manzanita subsp. manzanita Carl B. Wolf 1937-6-20 8938 Trinity North Coast Range, along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth 457 Comment
  UC704278  Arctostaphylos manzanita subsp. manzanita Frank A. Pitelka 1943-6-23 258 Trinity 2 mi w Hayfork 731 Comment
  CAS-BOT-BC38630  Arctostaphylos manzanita subsp. manzanita D. Malm; S. Branch; L. Blackford 1988-3-12 14 Trinity Fork of Trinity River at Hell's Half Acre 457 Comment
  CHSC117811  Arctostaphylos nevadensis L. P. Janeway; B. Castro 2016-8-1 12136 Trinity Klamath Ranges. Tamarack Lake, Trinity Mountains. 1785 Comment
  JEPS38796  Arctostaphylos nevadensis W. L. Jepson 1897-7-24 14718 Trinity se Trinity Co. Soldier Ridge Comment
  UCD52845  Arctostaphylos nevadensis Joseph M. DiTomaso 1975-6-24 53 Trinity At junction on Swift Creek and Bear Basin Creek. 1554 Comment
  UCR45456  Arctostaphylos nevadensis Michelle A. Strull 1985-6-22 20 Trinity c. 0.1 mi south of Hayfork Bally lookout along FS road 33N52 1860 Comment
  CAS-BOT-BC44488  Arctostaphylos patula E. K. Balls 1949-7-3 13792 Trinity Trail to right above Bear Creek, on trail from Dedrick 1066 Comment
  CAS-BOT-BC44490  Arctostaphylos patula Eugene Carter 1972-3-29 358 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 944 Comment
  CAS-BOT-BC44495  Arctostaphylos patula Elizabeth McClintock 1956-6-14 s.n. Trinity Trail to Lion Lake, west of Coffee Creek. Comment
  JEPS123153  Arctostaphylos patula D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 128 Trinity Scorpion Lake 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
  UCD53257  Arctostaphylos patula J. P. Smith; J. O. Sawyer 1975-6-23 8342 Trinity 9.5 miles south of State Route 299 at Buckhorn Summit on road to Bully Choop; north slopes of Paradise Peak. 1767 Comment
  RSA121833  Arctostaphylos patula H. A. Jensen 1931-10 241 Trinity Dobbins Gulch 823 Comment
  HSC67417  Arctostaphylos viscida Thomas W. Nelson, Jane P. Nelson 1980-5-25 5307 Trinity Six Rivers National Forest, along E side of Red Mtn. 1159 Comment
  JEPS109648  Arenaria congesta var. crassula Dean W. Taylor 2002-6-28 18200 Trinity easterly rim of cirque above Grouse Lake, Trinity Mountains 1859 Comment
  UC162887  Arenaria congesta var. suffrutescens M. H. Manning 21 Trinity Trinity Summit Comment
  UC465586  Arenaria congesta var. suffrutescens Annie M. Alexander and L. Kellogg 1911-7-22 270 a Trinity Twin to Thompson Peak Comment
  RSA48567  Arenaria serpyllifolia P. A. Munz 1949-5-15 13220 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  CHSC63332  Arenaria serpyllifolia subsp. serpyllifolia Vernon H. Oswald; L. Ahart 1994-6-14 6290 Trinity Asbestos Gulch on Forest Rd. 25 W of Castella, 2.0 mi W of Forest Rd. 26 to Mt. Shasta (city). 1511 Comment
  UCD95182  Argemone munita J. C. Borden 1965-6-1 s.n. Trinity Wildwood area. Comment
  JEPS88170  Arnica discoidea V. H. Oswald, Lowell Ahart and Robin Ondricek-Fallsheer 1996-7-1 7930 Trinity Deer Lick Knob Rd. (Forest Route 1) 15.9 odometer mi n Hwy 36 (via Harrison Gulch Rd.) (nw of Platina); High North Coast Ranges 1066 Comment
  UC1223003  Arnica discoidea Joseph P. Tracy 1948-9-5 18182 Trinity near, on the Grizzly Camp Road Elk Camp; Trinity Summit 1524 Comment
  RSA271912  Arnica discoidea Christopher Davidson 1975-6-6 2707 Trinity 13.7 mi N of Weaverville on Hwy 3. 823 Comment
  RSA50004  Arnica discoidea E. K. Balls 1949-6-30 13687 Trinity Above Ripstein Camp 762 Comment
  CAS-BOT-BC85103  Arnica nevadensis Eugene Carter 1975-6-26 1011 Trinity North Fork Trinity River. Grizzly Creek. 1615 Comment
  UC582491  Arnica ovata Joseph P. Tracy 1935-8-6 14654 Trinity around White's Creek Lake, head of North Fork of White's Creek Devil's Canyon Mts., White's Creek Lake, North Fork of White 1981 Comment
  CHSC114601  Arnica venosa J. D. Jokerst; Mary Meyer 1981-7-16 1398 Trinity Shasta/Trinity National Forest. Along ridgeline N of and adj to unnamed ck, ca 70m above ck. 1097 Comment
  HSC4758  Arnica viscosa William J. Ferlatte 1966-8-24 484 Trinity Boulder Creek Basin, tributary to Canyon Creek, upper end of basin 1707 Comment
  HSC78351  Arnica viscosa John S. Palmer 1974-9-14 266 Trinity Bear Lakes Area; ESE of Big Bear Lake 1860 Comment
  CAS-BOT-BC400518  Asarum caudatum Mrs. E. C. Van Dyke 1931-6-30 s.n. Trinity Carville [Carrville] Comment
  SEINET6810134  Asarum caudatum Unknown 1993-7-14 3273 Trinity 11 road miles NE of Weaverville; Weaverville; 11 road miles NE of Comment
  RSA48614  Asarum hartwegii P. A. Munz 1949-5-15 13223 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  UC562296  Asclepias cordifolia Joseph P. Tracy 1924-4-27 6654 Trinity vicinity Salyer; Northern Coast Ranges 182 Comment
  HSC59928  Asclepias fascicularis D. L. Goforth 1979-7-4 193 Trinity Lewiston Lake, Pine Cove Trailer Park 595 Comment
  UCD158870  Asclepias fascicularis G. Ledyard Stebbins 1973-7-1 s.n. Trinity East of Butter Creek Meadows [campsite]. (Exact location unknown. Coordinates estimated by label maker.) Comment
  HSC67349  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-5-25 5269 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  HSC68832  Asclepias solanoana Thomas W. Nelson, Jane P. Nelson 1980-6-19 5628 Trinity Shasta-Trinity National Forest; along Hwy. 3, 0.3-0.5 mi. S of Salt Creek Bridge 762 Comment
  RSA0104720  Asclepias solanoana Thomas W. Nelson, Jane Nelson 1980-5-25 5269 Trinity Six Rivers National Forest. Above Little red Mountain Creek along trail south from Blue Jay Mine. 1067 Comment
  SEINET10496460  Asclepias solanoana Mary Susan Taylor 1980-8-21 Taylor 3296 Trinity T29N R11W nw sec 29, Dubakella quad. Shasta-Trinity Natl Forest, serpentine ridge on S side of 29N50, ca. 2.4 mi SW of Mud Springs junction. With T. Nelson. 1676 Comment
  CAS-BOT-BC65920  Aspidotis densa P. C. Everett; E. K. Balls 1959-10-23 23929 Trinity 3.7 mi. n. from Eagle Creek F.S. Camp along road to Callaban 914 Comment
  CAS-BOT-BC68791  Aspidotis densa Annie M. Alexander; Louise Kellogg 1948-8-24 5549 Trinity Trinity Mountains - Morris Meadow, Stuart Fork of Trinity River, trail above meadow. 1280 Comment
  CHSC30345  Aspidotis densa M. S. Taylor 1980-6-11 2847 Trinity On e side of Friedrich Rd (5N21) ca. 0.1 mi s of Hwy 299 at Cedar Flats. 426 Comment
  HSC67336  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-5-25 5311 Trinity Six Rivers National Forest, along E side of Red Mtn. 1159 Comment
  HSC68695  Aspidotis densa Thomas W. Nelson, D. Gordon 1980-6-10 5569 Trinity Shasta-Trinity National Forest, along FS Rd. 1N05 at the copper mine along Copper Mine Hill 1463 Comment
  UC1175149  Aspidotis densa P. C. Everett and E. K. Balls 1959-10-23 23929 Trinity 3.7 mi n Eagle Creek F. S. Camp (along rd to Callaban) 914 Comment
  RSA67261  Aster brickellioides Philip A. Munz 1951-7-18 16613 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  SEINET11852079  Aster occidentalis var. yosemitanus J. P. Tracy 1949-1 18575 Trinity 5 mi SW of Trinity Center 914 Comment
  RSA463726  Aster oregonensis R. D. Goeden, D. W. Ricker 1987-9-1 5 Trinity Beside Mad River Road at Ruth Reservoir, Six Rivers National Forest 762 Comment
  CDA13737  Aster oregonensis subsp. oregonensis G. F. Hrusa, D. Willis 1997-8-19 14086 Trinity Trinity Mountains; Sporthaven townsite. Trinity Co. MP 5.2 E of Humboldt Co. line. Comment
  HSC71388  Astragalus gambelianus J. P. Smith 1973-5-6 6652 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC192867  Astragalus purshii var. lectulus Annie M. Alexander; Louise Kellogg 1949-6-29 5722 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area 2103 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
  HSC70300  Astragalus rattanii var. rattanii M. A. Baker 1980-5-25 1523 Trinity Near Shannon Butte 701 Comment
  JEPS54831  Astragalus whitneyi var. lenophyllus Dr. R. H. Sheppard 1933-1 Trinity 18 mi nw La Moine (in the Trinity Mts., Mountain Range); Trinity Mts. nw of La Moine 1524 Comment
  CAS-BOT-BC199142  Astragalus whitneyi var. siskiyouensis R. C. Barneby 1954-5-18 11555 Trinity S. of Peanut 792 Comment
  HSC38955  Astragalus whitneyi var. siskiyouensis J. P. Smith, J. O. Sawyer 1975-6-23 8273 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  HSC56486  Asyneuma prenanthoides Marvin Butler 1979-7-16 7347 Trinity Near Little Round Mtn., close to the town of Alderpoint. 1219 Comment
  CAS-BOT-BC66160  Athyrium filix-femina var. cyclosorum G. R. Kleeberger 1880-8-21 s.n. Trinity along Hogs Creek, Weaverville Comment
  CHSC32709  Athysanus pusillus James P. Smith 1973-5-6 6581 Trinity In Blanchert Flats near Douglas City. Comment
  HSC235  Athysanus pusillus William J. Ferlatte 1967-6-6 499 Trinity Big Flat 1524 Comment
  UCD84687  Athysanus pusillus Robert E. Preston 2009-3-5 2649 Trinity 3.5 mi W of Del Loma, 0.4 mi W of Schneider's Bar, along Hwy 299. 345 Comment
  UCD114249  Athysanus pusillus James P. Smith 1973-5-6 6581 Trinity Blanchert Flats near Douglas City. Comment
  CAS-BOT-BC145895  Avena fatua Eugene Carter 1972-6-20 441 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). Hobo Gulch Helispot. 914 Comment
  CAS-BOT-BC145726  Avena sativa John Thomas Howell 1955-7-16 30670 Trinity Bed of Weaver Creek, 1.5 miles above Douglas City. 579 Comment
  CAS-BOT-BC106502  Balsamorhiza deltoidea Eugene Carter 1973-5-29 552 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville. Along teh Hobo Gulch Road 1112 Comment
  CHSC105860  Balsamorhiza deltoidea Julie Kierstead Nelson 2010-5-31 2010 -007 Trinity Eagle Creek Loop, west side of upper Trinity River at start of Rd. 38N13Y, 1/2 mile N of confluence Ramshorn Creek and Trinity River. 853 Comment
  CHSC8160  Balsamorhiza deltoidea D. McClain 1969-3-29 85 Trinity Road bank, 10 ft. up along Hyampom-Hayfork Rd., 1 mi. from Hayfork. 914 Comment
  HSC28790  Balsamorhiza deltoidea J. P. Smith 1973-4-21 6315 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC82617  Balsamorhiza deltoidea Thomas W. Nelson 1979-5-13 4655 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  CHSC115047  Balsamorhiza sericea J. O'Brien; S. Puentes 2011-6-8 09276 Trinity N of the Eagle Creek Campground, growing on the W side of the road on the edge of the road bank and up into the forest edge. 848 Comment
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Mar 15 2017
  HSC90960  Barbarea orthoceras Jennifer Whipple 1977-8-3 2108 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  UC562694  Barbarea orthoceras Joseph P. Tracy 1935-8-5 14537 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  CHSC91216  Beckmannia syzigachne D. Isle 1996-7-31 296 Trinity Mendocino National Forest--North Coast Ranges. Upper Middle Fork Eel River Watershed. From Lilly Lake on Rd. to Indian Dick before Rattlesnake Creek Bridge, 25N1BA (IN02.2) Pond Designation RI-3. 1091 Comment
  HSC56787  Berberis aquifolium var. aquifolium Gilbert Muth 1979-7-18 8535 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC47637  Berberis aquifolium var. repens J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9053 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  CAS-BOT-BC75735  Berberis nervosa Eugene Carter 1973-7-24 642 Trinity North Fork of Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 1706 Comment
  RSA0125479  Boechera P. A. Munz 1949-5-16 13247 Trinity Half mile above Junction City on Canyon Creek. 549 Comment
  CHSC71027  Boechera breweri subsp. breweri Vernon Oswald; Lowell Ahart 1998-5-14 9063 Trinity Wildwood Rd. 6.6 mi north of Hwy. 36, 1.3 mi north of Gemmill Gulch Picnic Area. On slope between the road and Hayfork Creek. 1005 Comment
  CAS-BOT-BC16060  Boechera breweri subsp. shastaensis Eugene Carter 1973-5-27 538 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 1051 Comment
  SEINET3166345  Boechera breweri subsp. shastaensis P. J. Alexander, C. D. Bailey 2009-4-1 977 -A, B Trinity Southwestern Trinity Alps, Trinity National Forest, west side of Backbone Ridge along Hobo Gulch Rd., 0.6 miles N of Stoveleg Gap, 15.5 miles NW of central Weaverville. 1173 Comment
  CAS-BOT-BC16055  Boechera breweri subsp. shastaensis Eugene Carter 1972-4-26 353 .01 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). 480 Comment
  CAS-BOT-BC25436  Boechera retrofracta R. C. Wenk 2005-7-16 240 Trinity Coffee Creek, Big Flat Meadow. To the northwest of the Gates cabin at the north end of Big Flat Meadow. 1554 Comment
  CAS-BOT-BC17215  Boechera rigidissima Joseph Prince Tracy 1935-8-5 14536 Trinity Devil's Canyon Mountains at head of White's Creek. 2072 Comment
  UC562681  Boechera rigidissima Joseph P. Tracy 1935-8-3 14469 Trinity Mary Blaine Mt. 1950 Comment
  UC562684  Boechera suffrutescens Joseph P. Tracy 1935-8-3 14441 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC418472  Boykinia major A. R. Kruckeberg 1954-8-9 3722 Trinity Along bouldery margins of Stuart Fork, of Trinity River, just above upper end of Morris Meadows. Trinity Alps area. 1524 Comment
  JEPS123444  Brickellia grandiflora Julie Kierstead Nelson with Marie Buell 2015-7-18 2015 -121 Trinity Yolla Bolly Wilderness; Pettijohn Basin. Comment
  CAS-BOT-BC127695  Brickellia greenei P. A. Munz 1951-7-20 16718 Trinity n.e. slope of Black Rock. North Yolla Bolly Mts. 2164 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
  UC2062595  Brickellia greenei Belinda Lo with Alex Randolph-Lowe 2017-7-15 358 Trinity TRINITY COUNTY: Shasta-Trinity National Forest, Trinity Alps Wilderness, ridge south of Mosquito Hollow. Comment
  HSC33320  Brickellia greenei William J. Ferlatte 1974-8-14 1604 Trinity Long Canyon Trail, ca. 200 yards E of junction with Bowerman Meadows Trail 1463 Comment
  RSA42050  Brickellia greenei Ella Dales Cantelow 1936-8-26 1553 Trinity Near Eagle Creek, along Trinity River about 9 miles N of Carrville Comment
  SEINET11861390  Brickellia greenei J. P. Tracy 1949-9-16 18574 Trinity headwaters of Trinity River, Scott Mountain Creek 914 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
  CAS-BOT-BC482887  Brodiaea elegans subsp. elegans Eugene Carter 1974-6-3 794 Trinity Salmon-Trinity Alps and vicinity 487 Comment
  JEPS97200  Bromus carinatus Julie Kierstead 1993-7-19 93024 Trinity 10 mi SSW of Castle Crags (Lakeshore, E side of Tamarack Lake); Mt. Shasta Ranger District 1783 Comment
  CAS-BOT-BC149077  Bromus carinatus var. carinatus John Thomas Howell 1955-6-12 30327 Trinity Weaverville. 609 Comment
  UC1553573  Bromus diandrus E. Dean 1988-6-19 60 Trinity along Shasta Road by Ranger Station Hayfork; , Shasta Road 609 Comment
  HSC51198  Bromus hordeaceus G. L. Clifton, Overton 1979-6-4 4030 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  CDA1825  Bromus inermis subsp. inermis L. P. Janeway 1996-7-13 5046 Trinity Klamath Ranges; Canyon of Van Ness Creek; 1.5 miles northwest of Trinity Mountain; at end of logging spur road 0.8 miles from Van Ness Creek Road. Comment
  CAS-BOT-BC227197  Bromus laevipes Eugene Carter 1974-6-2 780 Trinity Salmon-Trinity Alps and vicinity. Wasted mining ground south of Store Gulch 487 Comment
  JEPS123075  Bromus orcuttianus D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 052 Trinity Trinity Creek Watershed. Comment
  CAS-BOT-BC185589  Bromus tectorum Eugene Carter 1972-6-20 440 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville). Hobo Gulch Helispot. 914 Comment
  HSC49272  Bromus tectorum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9897 Trinity Blanchard Flat Rd. to Reese Bros. Coal Mine 610 Comment
  CAS-BOT-BC273308  Cacaliopsis nardosmia Doris Kildale 1931-5-17 10702 Trinity Hawkins Bar 182 Comment
  CAS-BOT-BC185437  Calamagrostis breweri C. L. Hitchcock; J. S. Martin 1939-7-11 5413 Trinity Lower Canyon Creek Lake, 10 miles west of Dedrick, Salmon-Trinity Alps. 1889 Comment
  UC723002  Calamagrostis canadensis C. L. Hitchcock, J. S. Martin 1939-7-11 5391 Trinity 11 mi N of Dedrick (upper Canyon Lake); Trinity Alps, W side 1889 Comment
  HSC44171  Calamagrostis koelerioides Thomas W. Nelson, Jane P. Nelson 1977-7-30 3650 Trinity On ridge between the forks of Black Lassic Creek 1646 Comment
  UC552723  Calamagrostis koelerioides Joseph P. Tracy 1935-8-5 14533 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  CAS-BOT-BC85705  Calocedrus decurrens G. R. Kleeberger 1879-9-20 s.n. Trinity Foot-hills near Weaverville Comment
  RSA258841  Calocedrus decurrens Thomas W. Nelson, James Nelson 1973-5-20 915 Trinity Red Lassic area 1799 Comment
  CAS-BOT-BC487856  Calochortus coeruleus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-19 53471 Trinity Rattlesnake Road 0.73 to 1.5 miles southwest of Peanut 853 Comment
  CAS-BOT-BC488623  Calochortus elegans var. nanus Eugene Carter; Munz 1972-6-21 452 Trinity North Fork Trinity River, Hobo Gulch Camp and Vicinity. (18 miles NW of Weavereville). 1691 Comment
  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
  CAS-BOT-BC492710  Calochortus nudus Ella Dales Cantelow 1940-7-13 3968 Trinity Scott Mt. summit 1630 Comment
  HSC73822  Calochortus tolmiei Gail Newton 1980-7-10 1239 Trinity Near Senteney Rock 1463 Comment
  JEPS47355  Calochortus tolmiei L. R. Heckard, and Robert Ornduff 1966-4-29 1501 Trinity ca 3 mi n Hyampom (along road to Big Bar) 609 Comment
  CAS-BOT-BC493985  Calochortus tolmiei Doris K. Kildale 1928-4-30 4604 Trinity Trinity Center Comment
  CAS-BOT-BC493988  Calochortus tolmiei Elizabeth McClintock 1956-6-15 s.n. Trinity Along East Fork of Coffee Creek on trail to Stoddard Lake Comment
  HSC71228  Calochortus tolmiei Thomas W. Nelson 1977-4-20 3336 Trinity Ridge just N of Mad River Ranger Station 823 Comment
  CAS-BOT-BC132654  Calochortus uniflorus Lester Rowntree 1936-7-12 s.n. Trinity Granite Creek, Trinity Mts. Comment
  RSA1111  Calycadenia ciliosa E. R. Johnson 1928-8-27 1162 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  HSC64172  Calycadenia truncata J. O. Sawyer, Thomas W. Nelson 1978-6-9 3165 Trinity Trail to Red Mtn. 1220 Comment
  CAS-BOT-BC272766  Calycadenia truncata subsp. truncata John Thomas Howell 1937-7-30 13703 Trinity 5 miles west of Junction City Comment
  BLMAR135  Calypso bulbosa Jennifer Anthony-Wheeler 1996-4-5 135 Trinity N. Dobbyn creek 1005 Comment
  HSC74633  Calyptridium monospermum Bill Copeland 1980-6-28 286 Trinity Near Pickett Peak 1676 Comment
  HSC82010  Calyptridium monospermum Thomas W. Nelson, Jane P. Nelson 1979-6-15 4843 Trinity Mouth of Bear Creek 915 Comment
  SEINET10535595  Calyptridium umbellatum Jone 1985-5-31 JONE 85 Trinity T38n,47w,sec.16. Eagle creek campground, shasta-trinity ntl. Forest. Jeffrey Pine, manzanita, ceanothus, incense cedar habitat 832 Comment
  SEINET200996  Calystegia Joseph P. Tracy 1941-8-24 17027 Trinity South Fork Mountain 1646 Comment
  SD98935  Calystegia malacophylla Darley F. Howe 1977-6-30 249 Trinity Weaver Bally Road. 1310 Comment
  HSC74788  Calystegia occidentalis subsp. occidentalis Gail Newton 1980-7-9 1149 Trinity Near Shanty Creek. 1113 Comment
  HSC40817  Camassia quamash subsp. linearis Thomas W. Nelson, Jane P. Nelson 1976-6-22 2857 Trinity Trinity-Humboldt County line, in spring along road to Goat Hill 1646 Comment
  CAS-BOT-BC493392  Camassia quamash subsp. linearis Sack; Iverson 1933-5-24 70394 Trinity Hoaglin R. S. 792 Comment
  HSC85770  Camissonia contorta Leonel Arguello, Bobbi Schnell, Andrea Begnoche 1987-4-25 41 Trinity By Steelbridge Camp Comment
  RSA49452  Campanula prenanthoides E. K. Balls 1949-7-2 13783 Trinity 0.5 mile above Bear Creek (right fork) above Dedric 1189 Comment
  SEINET10462894  Campanula prenanthoides Annie M. Alexander, Louise Kellogg 1948-8-30 Alexander 5377 A Trinity START OF CLORIDE MINE TRAIL, DEDRICK 2500 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
  UC971910  Campanula scouleri Herbert L. Mason 1950-7-15 14059 Trinity summit of grade Scott Mountain (on hillslopes) Comment
  SEINET10463662  Campanula scouleri LeRoy R. Abrams 1916-7-21 Abrams 6151 Trinity BRIDGEVILLE TO DUNSMUIR Comment
  HSC28799  Capsella bursa-pastoris J. P. Smith 1973-4-21 6325 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC90978  Cardamine californica Jennifer Whipple 1976-6-12 992 Trinity On trail to the Deadfall Lakes 2073 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
  CHSC33232  Cardamine oligosperma Kelly Beane 1981-4-11 1 Trinity Ca. 20 mi. sw of Trinity Lk., .5 mi. w of Weaverville, .2 mi. n of Hwy 299. 661 Comment
  CAS-BOT-BC38044  Cardamine oligosperma Eugene Carter 1975-6-29 1025 Trinity North Fork Trinity River. Hobo Gulch. 868 Comment
  CHSC101647  Carex David W. Isle; Janel Johnson, Sarah Cumber 2000-7-19 1684 Trinity Mendocino National Forest; north of Soldier Ridge, about 0.75 mile N of Lazyman Flat. Cathy's Pond SR-1 at end of Rd25N40. MDB and M. 1676 Comment
  CAS-BOT-BC20305  Carex abrupta W. J. Ferlatte 1967-8-10 875 Trinity Trinity Alps. Grizzly Creek, 0.25 mile below falls. 1828 Comment
  RSA66634  Carex abrupta Phillip A. Munz 1951-7-20 16737 Trinity Near Black Rock Lake, North Yolla Bolly Mountains. 1982 Comment
  CHSC40953  Carex amplifolia J. D. Jokerst 1984-6-27 2073 Trinity South of the crossing of the East Fork Stuart Fork ca 150 meters along USFS road 35N23Y. 1188 Comment
  CAS-BOT-BC17897  Carex angustata E. K. Balls 1949-7-4 13814 Trinity By Chloride Mine, above Dedrick. 914 Comment
  CHSC98585  Carex athrostachya Thomas W. Nelson; Jane P. Nelson 1984-7-27 7731 Trinity Dry margins of Upper Mumbo Lake. 1860 Comment
  HSC4765  Carex athrostachya William J. Ferlatte 1966-8-4 318 Trinity Dorleska Mine 1982 Comment
  CAS-BOT-BC19571  Carex bolanderi L. R. Abrams 1916-7-22 6219 Trinity Between Mad and Trinity Rivers on Eureka - Red Bluff Road. Comment
  HSC73661  Carex bolanderi M. A. Baker 1980-7-13 2926 Trinity Near Mule Ridge. 1585 Comment
  JEPS63696  Carex bolanderi B. C. Goldsmith 1916-8-19 19 a Trinity North Fork Coffee Creek Trinity River Comment
  CAS-BOT-BC19673  Carex brainerdii G. R. Kleeberger 1880-7-2 s.n. Trinity Mount Bally. [Weaver Bally] Comment
  CHSC53570  Carex brainerdii L. P. Janeway 1984-6-22 885 Trinity In Scott Summit campground. 1645 Comment
  SEINET7484356 Image available Carex buxbaumii Barbara Wilson, Keli Kuykendall, Julie Nelson, Bruce Newhouse 2001-1 10556 Trinity Shasta-Trinity National Forest: Horse Heaven; on Forest Service road 25 past (west of) the 10 mile marker 1676 Comment
  CAS-BOT-BC494140  Carex deflexa var. boottii Peter F. Zika; Barbara Wilson 2011-7-31 25685 Trinity Bear Creek drainage, FS Rd 40N45, 1.7 road mi S of junction with FS Rd 17, 1 air mile W of SE of Deadfall Lakes 1935 Comment
  CAS-BOT-BC20530  Carex densa Joseph Prince Tracy 1941-6-29 16938 Trinity Hettenshaw Valley. 944 Comment
  CAS-BOT-BC20529  Carex densa Harry Stanley Yates 1914-5-17 7 -45 Trinity Trinity Forest. Near Weaverville. 731 Comment
  CAS-BOT-BC421424  Carex echinata Julie K. Nelson; Kristen Kaczynski 2001-9-13 2001 -039 Trinity Shasta-Trinity National Forest, Western Azalea Special Interest Area, adjacent to Bramlet Road, County Road 29, south of Hwy. 36. 1120 Comment
  SEINET4170059  Carex exsiccata C. L. Hitchcock 1939-7-11 Trinity Shore of upper Canyon Lake. Trinity Alps, 11 miles N. of Dedrick. 1890 Comment
  CAS-BOT-BC227809  Carex fracta Eugene Carter 1974-6-13 823 Trinity Salmon-Trinity Alps and vicinity. Along the Grizzly Creek Trail 1054 Comment
  HSC82289  Carex hassei Thomas W. Nelson, Jane P. Nelson 1979-6-15 4821 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  SEINET4286242  Carex hassei B. Wilson, Kuykendall, K; Nelson, J; Newhouse, B 2001-1 10534 Trinity Shasta-Trinity National Forest; Regan Meadow; within one mile of Forest Service road 28N10 on Forest Service road 28N68 Comment
  RSA66641  Carex heteroneura Phillip A. Munz 1951-7-21 16754 Trinity Head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  CHSC98331  Carex integra Thomas W. Nelson; Jane P. Nelson 1984-7-27 7730 Trinity North Coast Ranges. Dry margins of Upper Mumbo Lake. 1860 Comment
  RSA66644  Carex lenticularis var. impressa Phillip A. Munz 1951-7-21 16808 Trinity S slope of North Yolla Bolly Peak 2271 Comment
  CHSC99707  Carex leptopoda L. P. Janeway 2008-7-23 9456 Trinity Klamath Ranges. Trinity Mountains; along Road 40N45 5.5 road km north-northwest of Road 26; southwest-facing slope overlooking Picayune Creek. Open roadside soggy seep. 1908 Comment
  CHSC98567  Carex luzulina Thomas W. Nelson; Jane P. Nelson 1983-7-25 7526 Trinity In and around Scott Mountain Campground. 1645 Comment
  SEINET7566365 Image available Carex luzulina Alice Eastwood, John Thomas Howell 1937-6-25 5015 Trinity Scott Mts north of Carrville. Comment
  JEPS25998  Carex luzulina var. ablata Joseph P. Tracy 1935-8-6 14661 Trinity Devils Canyon Mountains, around Whites Creek Lake, head of North Fork of Whites Creek 1950 Comment
  UC562554  Carex mariposana Joseph P. Tracy 1935-8-6 14587 1/2 Trinity at head of White's Creek (Devil's Canyon Mountains) 1981 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
  UCD140643  Carex microptera E. Dean 1988-6-8 26 Trinity South Fork Mountain; Pickett Peak; Road to Pickett Peak lookout, 0.5 mile SE from turnoff to Pickett Peak Campground, East side of road. 1706 Comment
  HSC59961  Carex multicaulis M. A. Ericksen 1979-6-22 339 Trinity Horsehead Mtn. 1773 Comment
  CAS-BOT-BC32020  Carex multicaulis Philip Alexander Munz 1949-5-15 13237 Trinity 1 mi below Dedrick. 914 Comment
  CAS-BOT-BC32025  Carex multicaulis John Thomas Howell 1954-4-26 29163 Trinity 3 mi from Douglas City on Redding road. Comment
  HSC33305  Carex multicaulis William J. Ferlatte 1974-8-15 1635 Trinity Siligo Peak- Summit Lake area 2226 Comment
  HSC38290  Carex multicaulis Thomas W. Nelson 1976-6-10 2691 Trinity Along FS 6E42 1220 Comment
  HSC43819  Carex multicaulis M. A. Baker 1977-5-22 331 Trinity Bank of Rush Creek 838 Comment
  HSC46821  Carex multicaulis William J. Ferlatte 1975-5-21 1692 Trinity Canyon of the Stuart Fork of the Trinity River, 1.9 mi. W of Hwy. 3 793 Comment
  CAS-BOT-BC119729  Carex nebrascensis T. W. Nelson; J. P. Nelson 1979-7-7 4978 Trinity Trinity Dam Quad. Along Davis Creek; west side of State Route 3. 792 Comment
  HSC45550  Carex nudata J. P. Smith 1973-4-21 6177 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  UC562642  Carex pachystachya Joseph P. Tracy 1935-8-5 14540 Trinity at head White's Creek; Devil's Canyon Mts. 2072 Comment
  SEINET11640798  Carex pellita B. L. Isaac, Isaac, J. A. 1988-3-30 s.n. Trinity Shasta National Forest, along Picayune Creek Comment
  CAS-BOT-BC117961  Carex rossii John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53519 Trinity One-eye Flat, ca 1.7 mi N of Carrville, Trinity River Canyon. 755 Comment
  HSC82371  Carex rossii Thomas W. Nelson, Jane P. Nelson 1978-7-24 4483 Trinity Along road to Bully Choop, 100 m N of junction with road to lookout 1768 Comment
  JEPS109678  Carex rossii Dean W. Taylor 2002-4-18 17980 Trinity Stoney Ridge (ca. 1 air miles N of upper arm Stewart Fork, Clair Engle Reservoir) 1310 Comment
  HSC26741  Carex rostrata William J. Ferlatte 1972-8-7 1415 Trinity Boulder Creek Basin 1585 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
  CAS-BOT-BC117918  Carex scabriuscula John Thomas Howell 1936-8-24 12725 Trinity Scott Mountain summit N of Carrville. Comment
  CAS-BOT-BC117926  Carex scabriuscula William J. Ferlatte 1987-8-14 929 Trinity Trinity Alps Wilderness. Wet meadow NW of Landers Lake. 2164 Comment
  HSC91261  Carex scopulorum Jennifer Whipple 1976-6-23 1096 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  HSC103286  Carex serratodens John McRae 2013-8-24 Trinity Six Rivers National Forest, Sims Mtn. Quad, Hog Ranch - Underwood Mtn. 857 Comment
  HSC335  Carex spectabilis William J. Ferlatte 1967-8-11 904 Trinity Below the ice fields on the N side of Thompson Peak. 2378 Comment
  CAS-BOT-BC117264  Carex spectabilis Philip Alexander Munz 1951-7-21 16761 Trinity North facing slope, Fisher Ridge, head of Patty John Basin, North Yolla Bolly Mts. 2194 Comment
  RSA276671  Carex spectabilis William J. Ferlatte, Alice Q. Howard 1970-8-11 1304 Trinity Trinity Alps: North side of Thompson Peak, above Grizzly Lake. 2500 Comment
  CHSC43826  Carex stipata var. stipata L. P. Janeway 1987-6-29 2380 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch'. Flat mdw/wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  CAS-BOT-BC115807  Carex subfusca Harold Ernest Parks; Joseph Prince Tracy 1942-7-3 11621 Trinity Hettenshaw Valley 944 Comment
  CHSC82146  Carex subfusca L. P. Janeway 2001-7-16 7356 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
  UC186016  Carex subfusca Harry S. Yates 1914-5-17 297 Trinity near Weaverville Comment
  CAS-BOT-BC115803  Carex subfusca G. R. Kleeberger 1880-8-1 s.n. Trinity Near Weaverville. 1524 Comment
  UC922528  Carex utriculata Annie M. Alexander and Louise Kellogg 1948-8-23 5541 Trinity lower end Morris Meadow; Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  UC822931  Carex vesicaria C. L. Hitchcock, J. S. Martin 1939-7-11 5390 Trinity ca. 11 mi n Dedrick (on w side of upper Canyon Lake); Trinity Alps 1889 Comment
  HSC73018  Carex vesicaria J. D. Jokerst 1981-7-28 1427 Trinity Scorpion Lake Comment
  SEINET2029366 Image available Cassiope mertensiana C. L. Hitchcock, J. S. Martin 1939-7-11 5395 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick, Salmon-Trinity Mountains 2438 Comment
  UC412775  Cassiope mertensiana subsp. ciliolata Annie M. Alexander and Louise Kellogg 1911-7-24 287 Trinity Slope of Twin to Thompson Peak 2133 Comment
  HSC34391  Castilleja applegatei J. P. Smith, J. O. Sawyer 1973-7-3 6976 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC65024  Castilleja applegatei D. L. Goforth 1979-6-15 170 Trinity Trinity Alps Wild Area, N of Landers Lake 2165 Comment
  HSC78006  Castilleja applegatei John S. Palmer 1974-7-3 224 Trinity Bear Lakes area; along trail to Big Bear Lake. 1463 Comment
  UCD122197  Castilleja applegatei Joseph M. DiTomaso 1976-8-9 662 Trinity Above Van Matre Meadows north of Stonewall Pass. 2133 Comment
  CAS-BOT-BC241155  Castilleja applegatei subsp. pinetorum H. M. Pollard 1953-8-20 s.n. Trinity Red Mountain Trail 1828 Comment
  CAS-BOT-BC241158  Castilleja applegatei subsp. pinetorum John Thomas Howell 1937-7-25 13495 A Trinity Stuarts Fork of Trinity River 2225 Comment
  CAS-BOT-BC241172  Castilleja applegatei subsp. pinetorum Annie M. Alexander; Louise Kellogg 1949-7-1 5743 Trinity East end of saddle. Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC68783  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1980-6-19 5640 Trinity Along Rd. 29N58, Rattlesnake Ridge, at junction with Rd. 29N67 1341 Comment
  HSC70510  Castilleja applegatei subsp. pinetorum J. P. Smith 1975-5-17 8120 Trinity Humboldt Meridian, along Hwy. 299 at Hayden Flat Campground 390 Comment
  HSC81524  Castilleja applegatei subsp. pinetorum Thomas W. Nelson, Jane P. Nelson 1980-7-17 6112 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  JEPS80634  Castilleja applegatei subsp. pinetorum M. S. Taylor 1980-7-23 3175 Trinity ca 5.2 mi n 42N17 junction with Hwy. 3 at Trumble Ranch (on e side of 42N17) 1097 Comment
  RSA49810  Castilleja applegatei subsp. pinetorum E. K. Balls 1949-7-1 13770 Trinity Trail to lakes, above Ripstein Camp, Canyon Creek. 1067 Comment
  UC444828  Castilleja applegatei subsp. pinetorum Harry S. Yates 1914-5-21 340 Trinity Little East Weaver Creek Comment
  UC922564  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1948-8-1 5404 Trinity Canyon Creek (tributary of Trinity River); Trinity Mountains, Trinity River 1676 Comment
  CDA10813  Castilleja arachnoidea G. F. Hrusa 1993-7-24 11387 Trinity Trinity Mountains; Head of Scorpion Creek, immediately upslope from pool from which creek originates. Ridge N of Bonanza King Lookout. 1584 Comment
  HSC12671  Castilleja arachnoidea William J. Ferlatte, Alice Q. Howard 1970-8-12 1309 Trinity Ridge W of upper Canyon Creek 2256 Comment
  HSC78260  Castilleja arachnoidea John S. Palmer 1976-7-2 443 Trinity NE of Log Lake 1738 Comment
  HSC49727  Castilleja attenuata J. O. Sawyer, R. J. Cole 1978-4-20 3098 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC45603  Castilleja attenuata Diane L. Reed 1978-5-7 62 Trinity 2 mi. up Friday Ridge Rd. from Hwy. 299 Comment
  CAS-BOT-BC226037  Castilleja lacera John Thomas Howell 1955-7-17 30708 Trinity Southwest of Peanut 762 Comment
  CAS-BOT-BC252488  Castilleja miniata C. L. Hitchcock; J. S. Martin 1939-7-11 5381 Trinity springy ground west side of upper Canyon Creek Lake, 11 miles north of Dedrick in Salmon-Trinity Alps 1889 Comment
  UC1037428  Castilleja miniata Douglas Barbe 1955-8-3 335 Trinity 1.5 mi s Scott Mountain Forest Camp (along Scott Mountain Road) 1524 Comment
  UC722106  Castilleja miniata C. L. Hitchcock and J. S. Martin 1939-7-11 5381 Trinity 11 mi n Dedrick in Salmon-Trinity Alps (w side of upper Canyon Creek Lake); Canyon Creek Lake 1889 Comment
  CHSC114645  Castilleja miniata B. Penkala 1990-7-24 152 Trinity Weaverville Ranger Dist.; meadow on northeast side of Scorpion Lake, along Forest Service Rd. 38N85 1798 Comment
  HSC27062  Castilleja miniata Thomas W. Nelson 1973-7-14 1088 Trinity Beside Deadfall Creek near the head of the trail to Deadfall Lake 1982 Comment
  HSC91228  Castilleja pruinosa Jennifer Whipple 1976-9-27 1812 Trinity N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC91023  Castilleja tenuis Jennifer Whipple 1977-7-22 2061 Trinity W and SW-facing slopes above Deadfall Creek 2317 Comment
  SD73201  Ceanothus cordulatus D. F. Howe 1969-6-5 Trinity 4.6 miles west of Shasta-Trinity County line on #36 1189 Comment
  CAS-BOT-BC49155  Ceanothus cuneatus John Thomas Howell; Alice Eastwood 1937-6-25 4890 Trinity Trinity Alps Resort Comment
  CAS-BOT-BC49160  Ceanothus cuneatus G. R. Kleeberger 1880-5-30 s.n. Trinity unspecified Comment
  CAS-BOT-BC49165  Ceanothus cuneatus Doris Kildale 1931-5-30 10802 Trinity Weaverville Comment
  HSC18266  Ceanothus cuneatus L. H. Myers 1963-4-14 33 Trinity Along Hwy. 299 10 mi. W of Weaverville Comment
  CAS-BOT-BC50970  Ceanothus integerrimus Josh Suchocki; Charlene Vullo; Kyle Wear 1995-4-29 82 Trinity Along hwy. 299, near Salyer 304 Comment
  CAS-BOT-BC50975  Ceanothus integerrimus Eugene Carter 1971-7-3 263 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity (18 mi. NW of Weaverville) 914 Comment
  HSC35957  Ceanothus integerrimus Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1940 Trinity S of Brown's Canyon Campground Comment
  CAS-BOT-BC50694  Ceanothus integerrimus var. macrothyrsus Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  HSC85449  Ceanothus oliganthus var. sorediatus Andrew Buchanan, et al. 1986-6-6 106 Trinity S Fork Rd. Comment
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Jan 27 2015
  OBI35910  Ceanothus oliganthus var. sorediatus David J. Keil 1983-7-3 17353 Trinity Ca. 19 mi NE of jctn with SR 299 on SR3 Comment
  POM126418  Ceanothus pinetorum A. M. Alexander, S. Kellogg 1911-7-20 262 Trinity Grizzly Creek Comment
  UCD112574  Ceanothus pinetorum Joseph M. DiTomaso 1975-7-1 90 Trinity 1/2 mile below Emerald Lake on Stuarts Fork Trail. 1615 Comment
  CAS-BOT-BC52140  Ceanothus prostratus H. E. McMinn 1922-8-1 321 Trinity Summit, in woods above Welch Road Comment
  HSC28786  Ceanothus prostratus J. P. Smith 1973-4-21 6221 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  HSC35180  Ceanothus prostratus R. M. Sullivan 1975-5-18 104 Trinity SE of confluence of Pawauket Gulch and Reading Creek 610 Comment
  UC1071293  Ceanothus prostratus H. A. Jensen 1932-8-11 251 Trinity Head of Canyon Creek Trinity Forest National Forest, Big Bar Quad. 1737 Comment
  UC1608355  Ceanothus prostratus J. Kierstead 1991-5-6 91 -29 Trinity Weaverville Ranger District, 1/4 mi S of Alder Gulch, 1 mi NW of Coffee Creek Station Comment
  UCR5847  Ceanothus prostratus Frank C. Vasek 1966-7-12 660712- 18 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
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May 7 2008
  JEPS109622  Ceanothus prostratus var. laxus Dean W. Taylor 2002-6-13 18158 Trinity Scorpion Lake, Trinity Mountains, westerly upper flank Bonanza King 1798 Comment
  HSC4480  Ceanothus velutinus William J. Ferlatte 1967-6-27 525 Trinity Big Flat, ravines and dry slopes in woods 1524 Comment
  HSC40218  Centaurea solstitialis Thomas W. Nelson, Jane P. Nelson 1976-8-1 3156 Trinity along Hwy. 299 W of Junction City Comment
  UC1024001  Centaurium venustum Roxana S. Ferris 1955-7-11 12970 Trinity just w Whiskeytown (on U.S. Highway 299) 335 Comment
  HSC74259  Cephalanthera austiniae Gail Newton 1980-7-3 1042 Trinity Near Horsehead Mtn. 1707 Comment
  UCSB12389  Cephalanthera austiniae Dearing, Hugh; Dearing, Margaret 1939-6-25 Trinity Road to Blake Lookout 1524 Comment
  RSA1017  Cercis occidentalis E. R. Johnson 1928-8-26 1152 Trinity Five miles east of Weaverville. Comment
  UCD39972  Cercis occidentalis Rodney Gale Myatt 1971-9-21 1119 Trinity Burnt Ranch. Along side Hwy 299, about 20 mi. east of the town of Willow Creek. 426 Comment
  SEINET10543187  Cercocarpus montanus Worley 1985-4-19 WORLEY 21 Trinity Shasta-trinity natl forest, steelbridge campground, t33n,r9w,sec.24. Roadside 536 Comment
  HSC22822  Cercocarpus montanus var. glaber D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5286 Trinity Above Van Duzen River Comment
  CAS-BOT-BC276501  Chaenactis douglasii var. douglasii John Thomas Howell 1937-7-21 13240 Trinity Big Flat 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-BC106046  Chaenactis suffrutescens Lester Rowntree 1937-7-16 s.n. Trinity Trinity river at Carrville Comment
  CHSC68991  Chaenactis suffrutescens Vernon Oswald; Lowell Ahart 1997-7-17 8736 Trinity Forest Route 29 (Trinity National Forest) 4.9 mi south of Hwy. 36. 1249 Comment
  HSC45852  Chamaecyparis lawsoniana J. P. Smith, Steve Selva 1970-7-28 4525 Trinity Twin Lakes. 1677 Comment
  POM225777  Chamaesyce serpillifolia P. A. Munz 1936-8-11 14362 Trinity Little Trinity River, Forest Glenn. 762 Comment
  CAS-BOT-BC70245  Cheilanthes gracillima P. A. Munz 1936-8-11 14354 Trinity Forest Glen 975 Comment
  UC971908  Cheilanthes gracillima Herbert L. Mason 1950-7-15 14058 Trinity summit of grade Scott Mt 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
  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
  UC1537163  Chimaphila menziesii Gordon H. True Jr. 1937-7-3 764 Trinity Weaverville to Trinity Center (Weaverville to Trinity Center Rd.) 609 Comment
  CAS-BOT-BC452301  Chimaphila umbellata L. R. Abrams 1916-7-22 6195 Trinity Between Mad and Trinity Rivers on Eureka-Red Bluff Road Comment
  HSC34439  Chimaphila umbellata J. P. Smith, J. O. Sawyer 1973-7-4 6999 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC800  Chimaphila umbellata William J. Ferlatte 1967-7-24 709 Trinity Big Flat 1524 Comment
  HSC40604  Chlorogalum pomeridianum var. pomeridianum Thomas W. Nelson, James Nelson 1976-6-22 2815 Trinity Below Senteney Rock 1494 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
  SJSU971  Chrysolepis chrysophylla A. W. Jacobs 1947-5-30 Trinity near Weaverville Comment
  UC526737  Chrysolepis chrysophylla var. minor Joseph P. Tracy 1934-8-29 13616 Trinity near 8-mile Ridge (South Fork Mountain); Northern Coast Ranges, South Fork Mountain 1676 Comment
  CAS-BOT-BC285268  Cirsium andersonii J. O. Sawyer; M. Mesler 1980-8-9 4026 Trinity At Scott Mountain campground 1645 Comment
  CDA1089  Cirsium arvense J. R. Keck Jr. 1972-7-13 s.n. Trinity So. Fork Trinity River, 100 yds upstream from confluence of E. Fork Trinity. 0 Comment
  CDA1088  Cirsium arvense J. R. Keck 1971-9-3 s.n. Trinity Along Corral Creek by bridge of USFS Rd. #33N60. 0 Comment
  UCD130618  Cirsium douglasii var. douglasii Dean Wm. Taylor; Kathleen A. Teare 1979-9-14 7717 Trinity Swim Meadow. 1219 Comment
  CHSC3156  Cirsium occidentale var. californicum Dona Kingsford 1966-5-13 Trinity 1.5 miles W. of Junction City. Comment
  JEPS30447  Cirsium occidentale var. candidissimum Peter H. Raven, R. Snow 1958-7-20 13623 Trinity 1.8 mi w Big Bar; Trinity River Comment
  UC722086  Cirsium occidentale var. candidissimum C. L. Hitchcock and J. S. Martin 1939-7-13 5422 Trinity 65 mi e of Arcata (on Arcata-Redding Hiway) 457 Comment
  HSC5390  Cirsium remotifolium H. E. Parks, J. P. Tracy 1941-8-27 11527 Trinity South Fork Mtn.; Cold Springs 1646 Comment
  RSA20766  Cistanthe umbellata var. umbellata C. B. Wolf 1937-8-12 9186 Trinity North coast range, South Fork Mountain, 1.6 mi. S of Cold Spring lookout. 1524 Comment
  HSC101628  Cistus J. P. Smith 2010-6-21 12946 Trinity Roadside along State Route 299, 2.3 miles west of its junction with State Route 3. 797 Comment
  JEPS98756  Clarkia Sue Pappalardo 1995-6-21 717 Trinity ca. 50 ft N of FS Road 3N08, ca 1/2 mi NE of junction with FS Road 2N10 Hayfork Ranger District (Butter Creek watershed) 1060 Comment
  HSC29582  Clarkia affinis D. E. Anderson, J. P. Smith 1971-6-21 - 1143 Trinity 12 mi. S of Zenia along Zenia-Covelo Rd. Comment
  SD46604  Clarkia concinna E. K. Balls, L. W. Lenz 1956-6-12 21658 Trinity 1.1 miles North West of Burnt Ranch along U.S. Highway 299, Weaverville to Willow Creek. 427 Comment
  CHSC29812  Clarkia concinna subsp. concinna M. S. Taylor 1980-6-11 2835 Trinity Big Bar, on s side of Trinity River, in vicinity of bridge to Big Bar Campground. 457 Comment
  HSC1879  Clarkia concinna subsp. concinna B. D. Rogers, William J. Ferlatte 1966-6-1 2035 Trinity 2 mi. N of Junction City 579 Comment
  UC1143188  Clarkia concinna subsp. concinna H. and M. Lewis 1947-6-12 407 Trinity 2.2 mi w U. S. Highway 299 (Hayfork to Douglas City Road) Comment
  RSA20760  Clarkia concinna subsp. concinna Carl B. Wolf 1937-6-20 8965 Trinity North Coast Range, 13 7/10 mi S of Zenia on Covelo Rd. 915 Comment
  HSC72554  Clarkia gracilis Gail Newton 1980-7-1 775 Trinity Near Hayden Roughs. 1250 Comment
  HSC73855  Clarkia gracilis M. A. Baker 1980-7-1 2555 Trinity Near Hayden Roughs. 1402 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
  RSA293077  Clarkia gracilis subsp. gracilis Thomas W. Nelson 1980-5-30 5381 Trinity Along road 60 (Underwood Mountain Road) 0.5 miles south of junction with road 4N34 (Eltapom Road) 823 Comment
  HSC73361  Clarkia lassenensis R. York 1980-5-25 741 Trinity Near Shannon Butte 701 Comment
  CAS-BOT-BC163482  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1937-6-20 89827 Trinity North Coast Range, along Mad River, 5 8/10 mi. above Eureka - Red Bluff Road on road to Ruth 457 Comment
  UC1071930  Clarkia purpurea subsp. quadrivulnera H. and M. Lewis 1947-6-12 402 Trinity 6.6 mi w Shasta-Trinity Co. line (U. S. Highway 299) Comment
  CAS-BOT-BC164993  Clarkia rhomboidea Doris Kildale 1931-5-17 10719 Trinity Hawkins Bar 182 Comment
  HSC72911  Clarkia rhomboidea M. A. Baker 1980-7-2 2614 Trinity Near Horsehead Mtn. 1737 Comment
  UC1143253  Clarkia rhomboidea H. and M. Lewis 1947-6-12 403 Trinity 6.6 mi w Trinity Co. line (U.S. Highway 299) Comment
  CAS-BOT-BC164991  Clarkia rhomboidea Doris K. Kildale 1927-7-4 3696 Trinity Summit on boundary between Trinity & Shasta counties on Eureka - Red Bluff Road Comment
  HSC16273  Clarkia rhomboidea William J. Ferlatte, B. D. Rogers 1966-6-1 2060 Trinity Near Hayfork Summit 1128 Comment
  RSA0080505  Claytonia D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5583 Trinity Red Lassic. 1799 Comment
  UCD100623  Claytonia exigua D. Sanchez-Mata; S. Rivas-Martinez, M. Costa and M. Ladero 1998-6-9 s.n. Trinity Wildwood-Forest Glenn. 1350 Comment
  CAS-BOT-BC439148  Claytonia exigua subsp. exigua G. R. Kleeberger 1880-5-2 s.n. Trinity Weaverville Comment
  HSC49719  Claytonia exigua subsp. exigua J. O. Sawyer, R. J. Cole 1978-4-20 3107 Trinity Above Hwy. 299 at White's Bar. Comment
  HSC92977  Claytonia lanceolata Jennifer Whipple 1976-6-11 959 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes 2439 Comment
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Sep 23 2019
  UCD102284  Claytonia lanceolata Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-18 s.n. Trinity Weed. Stewart Springs Road-Parks Road. Mount Eddy Trail. Mount Eddy close to the summit. 2640 Comment
  HSC38166  Claytonia parviflora subsp. parviflora Thomas W. Nelson, Jane P. Nelson 1976-5-23 2511 Trinity Brown's Canyon Campground. Comment
  HSC45416  Claytonia parviflora subsp. parviflora Thomas W. Nelson, Jane P. Nelson 1977-6-19 3531 Trinity Above Senteney Rock. 1555 Comment
  CAS-BOT-BC440061  Claytonia perfoliata subsp. perfoliata T. Worley; M. Mill; F. Rosenthal 1985-4-19 18 Trinity Shasta-Trinity Nat'l Forest, Steelbridge Campground Comment
  CHSC41214  Claytonia rubra subsp. rubra J. D. Jokerst 1984-4-17 1976 Trinity Ca 2.0 mi N of the Trinity Alps Resort, south of Stoney Creek. 853 Comment
  HSC67649  Claytonia rubra subsp. rubra J. P. Smith 1973-4-15 6122 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  HSC74260  Claytonia rubra subsp. rubra Gail Newton 1980-7-3 1044 Trinity Near Horsehead Mtn. 1707 Comment
  SBBG1956  Claytonia rubra subsp. rubra H. and M. Dearing 1939-6-25 3716 Trinity rd to Blake Lookout Comment
  CAS-BOT-BC443836  Claytonia rubra subsp. rubra Ella Dales Cantelow 1939-6-8 2663 Trinity 5.4 mi. from Jct. Alton - Redbluff Hy., South Fork Mt., Blake Lookout Road. Comment
  HSC66199  Claytonia saxosa M. A. Baker 1980-7-12 2836 Trinity Near Black Lassic 1753 Comment
  UC1586892  Claytonia saxosa Juha Pykala and D. H. Norris 1987-6-15 1782 Trinity about 3 mi w Wildwood (by Highway 36) 1249 Comment
  UC1755098  Claytonia saxosa Dean W. Taylor 2002-5-8 18033 Trinity Dubakella Creek, logging spur of 29N31 (ca. 4 air mi SW of Wildwood) 1325 Comment
  HSC54065  Claytonia sibirica Walter Overton 1979-7-17 8106 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  CAS-BOT-BC443874  Claytonia sibirica Annie M. Alexander; Louise Kellogg 1948-8-20 5516 Trinity Trinity Mountains. Morris Meadow, Stuart Fork of Trintiy River 1280 Comment
  CAS-BOT-BC92771  Clematis ligusticifolia Eugene Carter 1973-8-9 674 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles west of Weaverville). 1066 Comment
  CAS-BOT-BC92778  Clematis ligusticifolia Mrs. E. C. Van Dyke 1931-6-18 s.n. Trinity Weaverville. Comment
  HSC98170  Clematis ligusticifolia D. L. Goforth 1979-7-4 195 Trinity Lewiston Lake, Pine Cove Trailer Park 595 Comment
  HSC45242  Clintonia uniflora Thomas W. Nelson, Jane P. Nelson 1977-7-30 3658 Trinity Along the N side of Mule Ridge 1524 Comment
  HSC78467  Clintonia uniflora John S. Palmer 1973-6-19 68 Trinity Bear Lakes Area along trail to Big Bear Lake 1341 Comment
  UC130707  Clintonia uniflora H. M. Hall 1909-7-1 8564 Trinity Salmon Mountains, Union Creek Union Creek; Salmon Mountains, Union Creek 1280 Comment
  CAS-BOT-BC500048  Clintonia uniflora E. V. Jotter 1912-8-29 237 Trinity Canon Creek. Trinity Forest. 1219 Comment
  HSC69689  Collinsia greenei Thomas W. Nelson, J. O. Sawyer 1978-6-9 4114 Trinity Red Mtn. 1250 Comment
  HSC71261  Collinsia greenei J. P. Smith, J. O. Sawyer 1975-6-23 8319 Trinity 6.5 mi. S of Hwy. 299 at Buckhorn Summit on the road to Bully Choop 1341 Comment
  HSC71834  Collinsia greenei Thomas W. Nelson, Jane P. Nelson 1980-6-27 5943 Trinity Along SE side of Mule Ridge 1524 Comment
  HSC74759  Collinsia greenei Gail Newton 1980-7-12 1350 Trinity Near Red Lassic 1798 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
  HSC67377  Collinsia linearis Thomas W. Nelson 1980-5-30 5267 Trinity Along FS Rd. 4N09, 1.6 mi. from jct. with Rd. 60 1128 Comment
  HSC28848  Collinsia parviflora J. P. Smith 1973-4-21 6324 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC28977  Collinsia parviflora J. P. Smith 1973-4-21 6274 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC38987  Collinsia parviflora J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2657 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  HSC45321  Collinsia parviflora J. P. Smith 1973-4-21 6196 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC31689  Collinsia parviflora D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5693 Trinity Along ridge road on South Fork Mtn., 5 mi. N of its jct. with Hwy. 36 Comment
  HSC72838  Collinsia rattanii M. A. Baker 1980-6-25 2245 Trinity Near Castle Rock. 1436 Comment
  HSC72848  Collinsia rattanii Gail Newton 1980-7-1 849 Trinity Near Hayden Roughs 1219 Comment
  HSC91174  Collinsia rattanii Jennifer Whipple 1976-8-11 1667 Trinity S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC91181  Collinsia rattanii Jennifer Whipple 1976-6-16 994 Trinity S facing slopes N of Deadfall Creek 2195 Comment
  HSC69818  Collinsia rattanii Thomas W. Nelson 1978-5-27 4072 Trinity At Secret Gulch, 1 mi. NW of Three Forks of Mad River 884 Comment
  SEINET10548323  Collinsia torreyi Botany 1985-5-11 BOTANY s.n. Trinity T30n,r12w,sec.11, h.m. Philpot campground, 1.5 miles sw of peanut. Collected on A road bank in disturbed , red clay soil in jeffrey pine, quercus garrayana Forest 792 Comment
  HSC51135  Collomia grandiflora G. L. Clifton, Overton 1979-6-4 3948 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  HSC74256  Collomia grandiflora Gail Newton 1980-7-3 1024 Trinity Near Horsehead Mtn. 1753 Comment
  HSC73186  Collomia heterophylla R. York 1980-5-25 800 Trinity Near Browns Canyon 823 Comment
  HSC40433  Collomia heterophylla J. O. Sawyer 1973-6-6 2521 Trinity Along trail to Big Bear Lake 1433 Comment
  SEINET6969885  Collomia linearis Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity 4 miles south-southwest of Hayfork. Comment
  CAS-BOT-BC230685  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
  CAS-BOT-BC230688  Collomia tracyi Eugene Carter 1972-8-7 498 Trinity N Fork Trinity River, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville. Jeep Trail, 0.25 mile N of China Creek 944 Comment
  CAS-BOT-BC230694  Collomia tracyi Joseph P. Tracy 1942-7-3 17398 Trinity Van Duzen River road, halfway between Hettenshaw and Kuntz 975 Comment
  HSC40820  Collomia tracyi Thomas W. Nelson, Jane P. Nelson 1976-6-22 2851 Trinity Trinity-Humboldt County line, in spring along road to Goat Hill 1646 Comment
  HSC73485  Collomia tracyi Gail Newton 1980-7-12 1348 Trinity Near Red Lassic 1798 Comment
  HSC77955  Collomia tracyi D. K. Imper 1982-7-1 1486 Trinity Near Lassics lookout 1584 Comment
  UC754223 Image available Collomia tracyi Joseph P. Tracy 1932-6-17 10220 Trinity Three Forks of Mad River North Coast Ranges; Three Forks of Mad River, Trinity Co. 883 Comment
  CAS-BOT-BC180425  Comandra umbellata subsp. californica Anna A. Junkans 1915-5-20 s.n. Trinity Weaverville Comment
  HSC42434  Comandra umbellata subsp. californica Barbara Kelly 1977-5-21 446 Trinity Eagle Creek Campground. 851 Comment
  LA208995  Comandra umbellata subsp. californica Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  HSC56856  Convolvulus arvensis G. L. Clifton 1979-7-19 8780 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  UCR45812  Corallorhiza maculata Michelle A. Strull 1985-6-26 35 Trinity between Love Letter Springs Road and FS Road 33N52Y 1845 Comment
  HSC16577  Corallorhiza maculata R. Spellenberg 1965-6-16 1149 Trinity 2 mi. E of Burnt Ranch, about 1 mi. up Bidden Creek from Trinity River Comment
  HSC63141  Corallorhiza maculata M. A. Baker 1979-6-30 970 Trinity Comment
  UC14977  Corallorhiza striata Joseph Burtt Davy Jun 21 1899-Jun 23 1899 5818 Trinity Trinity Summit Trail; 1/2 way up Comment
  HSC72224  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson 1980-8-21 6240 Trinity Along Salt Creek road, 2 miles from jct. with Hwy. 3 793 Comment
  HSC84571  Cordylanthus tenuis subsp. viscidus J. P. Smith 1980-8-23 10332 Trinity Shasta-Trinity National Forest, along old Hwy. 3, N of Eagle Creek Campground. 854 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
  CHSC80187  Cornus glabrata L. P. Janeway 1996-6-13 5018 Trinity Klamath Mountains. Along Hay Gulch, about 1.1 mi east of Trinity Lake (Clair-Engle Lake); near Road 36N11Y 2.4 mi from the road to Jackass Spring Campground. 780 Comment
  HSC100294  Cornus glabrata J. P. Smith, & J. O. Sawyer 2011-6-24 13247 Trinity At the junction of Trinity Dam Rd. and Eagle Rd. 610 Comment
  HSC51203  Cornus glabrata G. L. Clifton, Overton 1979-6-4 4035 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  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-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
  SFV18509  Cornus nuttallii D. Waller 2002-4-13 36 Trinity Near Willow Creek, 5 miles south on South Fork Road. 335 Comment
  UC1196904  Cornus nuttallii Joseph P. Tracy 1946-6-16 17582 Trinity S. Fork Mt. Northern Coast Ranges, S. Fork Mt. 1524 Comment
  RSA41990  Cornus occidentalis J. T. Howell 1936-8-23 1586 Trinity Preacher Camp Ground. 4 mi. W. of Scott Ranch, Trinity Center. Comment
  SEINET10837630  Cornus occidentalis Botany 1985-6-1 BOTANY s.n. Trinity T38n,r7w,sec.16, h.m. Streamside at eagle creek campgroud, calocedrus Decurrens and pinus jeffreyi forest 832 Comment
  CAS-BOT-BC210446  Cornus sericea L. B. Kildale 1930-7-20 10411 Trinity Van Duzen River near Cobbs Comment
  CAS-BOT-BC212131  Cornus sericea Milo S. Baker 1926-8-4 280 Trinity Stoney Creek, near trail from Trinity Alps Camp to Granite Pk 1828 Comment
  HSC38724  Cornus sericea subsp. occidentalis J. P. Smith, J. O. Sawyer 1975-6-23 8326 Trinity 7 mi. S of Hwy. 299 at Buckhorn Summit on Rd. to Bully Choop. 1280 Comment
  CAS-BOT-BC210572  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
  HSC85949  Cornus sessilis Susan Carter, Eric May, Sarah McNaull 1987-4-24 162 Trinity 2.5 mi. up Steelbridge Rd., 2.8 mi. E of Douglas City on Hwy. 299, 6.8 mi. S of Weaverville, along Trinity River. 520 Comment
  UC1789023  Cotoneaster franchetii R. Spellenberg, S. Spellenberg 1997-12-27 12470 Trinity Spellenberg property, ca 2 air miles SW of Burnt Ranch, 1 mi. S of Hwy. 299 before it crosses Trinity River E of Burnt Ranch, on banks of Upper Pond Comment
  RSA167460  Crepis monticola Joseph P. Tracy 1941-6-29 16930 Trinity Van Duzen River Road, hillsides opposite Mad River Rock, halfway between Kuntz and Hettenshaw Comment
  UC922329  Crepis occidentalis subsp. conjuncta Annie M. Alexander and Louise Kellogg 1949-7-1 5742 Trinity saddle between North Yolla Bolly Mountain and Black Rock Mountain; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC92422  Crepis pleurocarpa Jennifer Whipple 1977-8-3 2100 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  JEPS36492  Crepis pleurocarpa Joseph P. Tracy 1935-8-3 14456 1/2 Trinity Mary Blaine Mt. 1950 Comment
  UC130570  Crepis pleurocarpa H. M. Hall July, 1909 8696 Trinity Carrville Salmon Mountains 731 Comment
  RSA66476  Crepis pleurocarpa P. A. Munz 1951-7-21 16776 Trinity Fisher Ridge, North Yolla Bolly Mountains 2165 Comment
  HSC35186  Crocidium multicaule Dryden 1975-5-17 196 Trinity Mt. Diablo Meridian, Middle Fork of Philpot Creek and Philpot campground. On Plummer Peak Rd. 825 Comment
  HSC56765  Croton setiger G. L. Clifton, Butler 1979-7-18 8478 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC73887  Cryptantha affinis Gail Newton 1980-7-13 1411 Trinity Near Red Rock. 1509 Comment
  HSC91400  Cryptantha affinis Jennifer Whipple 1976-7-6 1310 Trinity Deadfall Creek drainage in the vicinity of Deadfall Lakes 2317 Comment
  CHSC31486  Cryptantha milobakeri S. Horner 1979-4-26 489 Trinity Banks of the New River, ca. 1/4 mi from its jct with Trinity River. 213 Comment
  HSC57243  Cryptantha torreyana G. L. Clifton 1979-7-16 7895 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  UC402781  Cryptantha torreyana Joseph P. Tracy 1913-6-24 4297 Trinity 6 mi above Ruth (hillslopes of Mad River Valley); Northern Coast Ranges, Mad River Valley 914 Comment
  UCD120102  Cryptantha torreyana John Sawyer; T. W. Nelson 1978-6-9 3184 Trinity on trail to Red Mountain. 1219 Comment
  OBI20817  Cryptantha torreyana Carl B. Wolf 1937-6-20 8940 Trinity North Coast Range, Van Duzen Rd to Hettinshaw Valley, 9-1/2 mi above Eureka-Red bluff rd 762 Comment
  RSA20735  Cryptantha torreyana C. B. Wolf 1937-6-20 8940 Trinity North Coast Range, Van Duzen Road to Hettinshaw Valley, 9.5 miles above Eureka-Red Bluff Road 762 Comment
  RSA50181  Cryptantha torreyana E. K. Balls 1949-7-4 13799 Trinity Chloride Mine, above Dedrick. 915 Comment
  SD42522  Cryptantha torreyana Carl B. Wolf 1937-6-20 8940 Trinity North Coast Range, Van Duzen Road to Hettinshaw Valley, 9.5 miles above Eureka, Red Bluff Road. 760 Comment
  JEPS120204  Cryptantha torreyana subvar. torreyana Julie Kierstead Nelson with Talitha Derksen 2012-6-4 2012 -048 Trinity Butter Creek watershed, Rd. 3N08F (decommissioned); 10 mi. W of Hayfork, S side of Butter Creek. Comment
  HSC1023  Cryptogramma acrostichoides J. P. Tracy 1935-8-7 14589 Trinity Devil's Canyon Mtns., at head of White's Creek 2073 Comment
  JEPS123088  Cryptogramma acrostichoides D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-27 JHWS- 067 Trinity Bonanza King Comment
  RSA685609  Cryptogramma acrostichoides T. R. Pray 1972-8-26 3293 Trinity Slope just north of Scott Mountain Campground Comment
  RSA276673  Cryptogramma cascadensis William J. Ferlatte, Alice Q. Howard 1970-8-9 1291 Trinity Boulder Creek Lakes 1890 Comment
  HSC35948  Cuscuta californica Thomas W. Nelson 1975-6-20 1963 Trinity N of Black Lassic, along Swayback Ridge 1524 Comment
  UCSB13221  Cycladenia humilis Dearing, Hugh; Dearing, Margaret 1939-6-28 Trinity Nr. Wildwood Rd. to Red Bluff or Redding 1066 Comment
  CAS-BOT-BC177812  Cynoglossum grande Eugene Carter 1975-8-19 1076 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Rattlesnake Lake Camp 1691 Comment
  HSC38156  Cynoglossum grande Thomas W. Nelson, Jane P. Nelson 1976-5-23 2499 Trinity Brown's Canyon Campground. Comment
  HSC58472  Cynosurus echinatus Walter Overton 1979-7-18 8187 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  CAS-BOT-BC113812  Cyperus niger var. capitatus Mrs. H. C. Cantelow 1937-8-15 1842 Trinity Swift Creek Rd. W of North Fork of Swift Creek. Comment
  CAS-BOT-BC136489  Cypripedium montanum A. M. Vollmer; L. Beane 1951-6-7 131 Trinity Field redacted by CAS, contact the data manager for more information Comment
  HSC62971  Cypripedium montanum R. York 1979-5-13 265 Trinity Near junction between Old State Route 3 and road to Philpot Campground. Above N fork of Philpot Creek. 808 Comment
  HSC65932  Cystopteris fragilis Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 65 Trinity Philpot Creek Campground 808 Comment
  HSC72965  Cystopteris fragilis M. A. Baker 1980-6-25 2321 Trinity Near Castle Rock. 1436 Comment
  JEPS89821  Cystopteris fragilis Dean W. Taylor 1992-6-11 12724 Trinity ca. 10 air miles s. Burnt Ranch (along Hwy. 299, Castle Rock, at base of 400-ft cliffs); Klamath Mt. Region, Trinity R. drainage, Castle Rock 1402 Comment
  CAS-BOT-BC70726  Cystopteris fragilis G. R. Kleeberger 1880-7-16 s.n. Trinity West Weaver Canyon Comment
  RSA49251  Cytisus scoparius P. A. Munz 1949-5-16 13253 Trinity Along Trinity, 1 mile east of Junction City. 610 Comment
  CAS-BOT-BC189842  Dactylis glomerata Eugene Carter 1972-6-20 436 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles northwest of Weaverville) Trail corrla, Hobo Gulch. 914 Comment
  HSC91409  Danthonia californica Jennifer Whipple 1976-8-4 1611 Trinity Mount Eddy: Deadfall Creek drainage in the vicinity of Deadfall Lakes. 2195 Comment
  CAS-BOT-BC76251  Darlingtonia californica H. M. Hall 1909-7-25 8661 Trinity Bullard Basin, near Dorleska, in the Salmon Mountains. From Coffee Creek to Dorleska and Union Creek. 1900 Comment
  CDA25342  Darlingtonia californica Gordon Leppig, Tony LaBanca 1998-7-11 928 Trinity Shasta-Trinity National Forest, Forest Service Road 17, 12 miles east of Route 3. Comment
  UC1191517  Darlingtonia californica Herbert L. Mason 1950-7-15 14050 Trinity in wet bog at summit of grade Scott Mountain Comment
  UC634824  Darlingtonia californica Herbert L. Mason 1926-4-19 2887 Trinity Comment
  POM93677  Darlingtonia californica H. M. Hall 1909-7-25 8661 Trinity Bullard Basin, near Dorleska, in the Salmon Mountains of Trinity Co.; from Coffee Creek to Dorleska and Union Creek 1900 Comment
  HSC64829  Darmera peltata J. P. Smith 1975-5-17 8132 Trinity Middle Fork of Philpot Creek and Philpot Campground on Plummer Peak Rd. 825 Comment
  CAS-BOT-BC420560  Darmera peltata John Thomas Howell 1937-7-28 13595 Trinity Near Coffee Creek Chalet Comment
  RSA245206  Darmera peltata J. O. Sawyer 1970-5-8 2620 Trinity Five miles SW of Primitive Area; east fork of New River. 610 Comment
  RSA468322  Darmera peltata Bonnie C. Templeton 1957-6-22 s.n. Trinity Coffee Creek Canyon, Salmon Mts Comment
  CAS-BOT-BC141839  Dasiphora fruticosa Mrs. E. C. Van Dyke 1931-6-30 s.n. Trinity Carville Comment
  UC1196323  Delphinium andersonii Joseph P. Tracy 1933-7-16 12758 Trinity South Fork Mountain Northern Coast Ranges 1645 Comment
  UCD95648  Delphinium andersonii Joseph M. DiTomaso 1975-6-25 63 Trinity Parker Meadows on Swift Creek Trail. 1615 Comment
  HSC67314  Delphinium decorum subsp. tracyi Thomas W. Nelson, Jane P. Nelson 1980-5-7 5193 Trinity Shasta-Trinity National Forest, along FS Rd. 29N58, Rattlesnake Ridge, at junction with FS Rd. 30N29 1341 Comment
  UC1051520  Delphinium decorum subsp. tracyi Helen K. Sharsmith 1953-6-27 4376 Trinity on ridge two mi below Pickett Peak (leading s from South Fork Mountain); Trinity National Forest, Horse Ridge 1676 Comment
  UC1080301  Delphinium decorum subsp. tracyi E. K. Balls 1957-5-25 22567 Trinity State Hwy 36 7.5 mi nw Forest Glen 1219 Comment
  RSA48782  Delphinium depauperatum P. A. Munz 1949-5-15 13222 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  CAS-BOT-BC8017  Delphinium nudicaule Mrs. H. C. Cantelow 1935-6-11 945 Trinity scenic trail nn Trinity Alps Resort Comment
  HSC26731  Delphinium nudicaule J. P. Smith, J. O. Sawyer 1973-3-11 5864 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  HSC40565  Delphinium nudicaule Thomas W. Nelson, James Nelson 1976-6-22 2770 Trinity Senteney Rock. 1524 Comment
  UCR52363  Delphinium nudicaule D. Malm, S. Branch, L. Blackford 1988-3-12 10 Trinity S fork of Trinity River at Hell's Half Acre 457 Comment
  HSC38289  Delphinium nudicaule Thomas W. Nelson 1976-6-10 2690 Trinity Along FS 6E42 1220 Comment
  UCD95891  Delphinium nudicaule S. P. Lynch 1974-5-25 615 Trinity East of Peanut on dirt rd. to Wildwood, approx. 1/2 mi. E of Salt Creek Campground. Comment
  HSC37213  Delphinium nuttallianum Lon Hall 1975-5-17 359 Trinity N of confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  UCD101222  Deschampsia cespitosa Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Lower Deadfall Lake at the base of Mount Eddy. 2220 Comment
  UCD61161  Deschampsia cespitosa John Thomas Howell 1955-7-17 30707 Trinity Southwest of Peanut. 762 Comment
  CAS-BOT-BC192472  Deschampsia cespitosa subsp. cespitosa J. P. Smith; J. O. Sawyer 1973-7-27 7186 Trinity Trail to Deadfall Lakes 2072 Comment
  RSA41903  Deschampsia cespitosa subsp. cespitosa H. C. Cantelow 1936-8-25 1673 Trinity Scott Ranch, 3 miles So. of Trinity Center. Comment
  UC1553571  Deschampsia danthonioides E. Dean 1988-6-2 66 Trinity along Bramlet Rd. at junction with rd. 29N58 Rattlesnake Ridge (e. side of rd.) Comment
  JEPS77656  Deschampsia danthonioides William J. Ferlatte 1974-7-24 1576 Trinity meadow on w. side of Lake Martin (Big Flat at head of Coffee Creek); Trinity Alps, Big Flat 1524 Comment
  CAS-BOT-BC201975  Deschampsia elongata P. A. Munz 1951-7-20 16725 Trinity Near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  CAS-BOT-BC201978  Deschampsia elongata John Thomas Howell 1955-6-13 30345 Trinity 6 miles southwest of Douglas City 609 Comment
  CAS-BOT-BC201980  Deschampsia elongata Doris Kildale 1931-5-30 10809 Trinity Weaverville Comment
  HSC58492  Deschampsia elongata G. L. Clifton, Butler 1979-7-18 8444 Trinity Near Jones Ridge, close to the town of Alderpoint 1158 Comment
  HSC99246  Deschampsia elongata R. Spellenberg 1965-6-15 1144 Trinity About 50 yards N of Hidden Lake, SW of Burnt Ranch on Underwood Mt. Comment
  RSA66437  Deschampsia elongata P. A. Munz 1951-7-17 16611 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1433 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
  UC922296  Descurainia incana Annie M. Alexander and Louise Kellogg 1949-7-5 5775 Trinity saddle between North Yolla Bolly and Black Rock Mountains; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  RSA269277  Dianthus armeria J. R. Keck, William J. Ferlatte 1972-5-13 95814 Trinity 2.2 miles E of Cedar Gap turn off, Trinity National Forest Comment
  CAS-BOT-BC402497  Dicentra formosa subsp. formosa P. A. Munz 1951-7-21 16779 Trinity Fisher Ridge, North Yolla Bolly Mts. 2072 Comment
  CAS-BOT-BC402493  Dicentra formosa subsp. formosa Annie M. Alexander; Louise Kellogg 1948-8-17 5500 Trinity Trinity Mountains. East Fork Canyon Creek Lake 1752 Comment
  CAS-BOT-BC402500  Dicentra formosa subsp. formosa Mrs. H. C. Cantelow 1936-5-22 s.n. Trinity Near Scott Ranch, 3 miles south of Trinity Center Comment
  UC909376  Dicentra pauciflora Ira L. Wiggins 1950-5-29 12402 Trinity between Lady Gulch and Adams Creek (along Coffee Creek); Coffee Creek 1371 Comment
  HSC64961  Dicentra pauciflora D. L. Goforth 1979-5-29 151 Trinity Trinity Alps Wilderness Area Comment
  HSC40511  Dicentra uniflora J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2592 Trinity Along trail to Granite Lake 1585 Comment
  CAS-BOT-BC208961  Dichanthelium oligosanthes subsp. scribnerianum Joseph P. Tracy 1926-5-31 7523 Trinity Near Cedar Flat on Trinity River 304 Comment
  SEINET7042861  Dichelostemma capitatum A. G. Vestal 1955-5-13 s.n. Trinity Ca. 2.5 miles northwest of Burnt Ranch. Trinity National Forest, Trinity River Valley. Ironside MTN quadrangle UTM Zone 10, 459297mE, 4521429mN. Comment
  HSC73904  Dichelostemma capitatum subsp. capitatum R. York 1980-5-24 655 Trinity Near Long Ridge. 1036 Comment
  HSC56573  Dichelostemma congestum G. L. Clifton 1979-7-16 7878 Trinity Near S Fork Mtn., close to the town of Mad River 1720 Comment
  JEPS128097  Dichelostemma congestum Julie Kierstead Nelson with Heath Bartosh, Jepson Yolla Bolly Workshop 2017-7-13 2017 -021 Trinity Yolla Bolly Wilderness; near Tehama County line: Pettijohn Basin; headwaters of the east fork of the south fork of the Trinity River. Comment
  JEPS7617  Dichelostemma congestum Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-12 3375 Trinity 0.5 mi n Wildwood (along Hay Fork of Trinity River); Trinity River, Hay Fork 1005 Comment
  JEPS7626  Dichelostemma ida-maia Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3402 Trinity South Fork Mountain, at the summit of the grade, along State Highway 36 South Fork Mountain 1234 Comment
  UC1046519  Dichelostemma ida-maia R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3402 Trinity along State Highway 36, at the summit of grade over South Fork Mountain South Fork Mountain 1234 Comment
  HSC82465  Dichelostemma multiflorum Thomas W. Nelson, Jane P. Nelson 1979-6-14 4778 Trinity Along Trinity River and old Hwy. 3, N of Eagle Creek Campground 823 Comment
  UC1198169  Dichelostemma multiflorum Joseph P. Tracy 1925-5-17 7007 Trinity Hennessey Road, leading up South Fork of Trinity River Northern Coast Ranges, South Fork of Trinity River 609 Comment
  CAS-BOT-BC502703  Dichelostemma multiflorum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53513 Trinity One-eye Flat, about 1.7 miles north of Carriville, Trinity River Canyon 755 Comment
  CAS-BOT-BC502707  Dichelostemma multiflorum H. C. Cantelow 1939-6-7 3937 Trinity 7 miles SE of Dinsmores near Van Duzen River Comment
  HSC82169  Dichelostemma multiflorum D. K. Imper 1985-5-12 Trinity 0.25 mi. N of Hells Half Acre Creek on S Fork of the Trinity Trail 305 Comment
  CHSC63499  Dieteria canescens var. shastensis Vernon H. Oswald; Lowell Ahart 1994-8-1 6434 Trinity Junction of Forest Rds. 17 and 40N45, ca. 3 mi (air) WNW of Mt. Eddy. Along road. 1889 Comment
  JEPS95391  Dieteria canescens var. shastensis Vernon H. Oswald and L. Ahart 1994-8-1 6434 Trinity T40N R6W NE1/4 NE1/4 Sec. 15, 6200 ft, Red Fir Forest. Junction of Forest Rds. 17 & 40N45, ca. 3 mi (air) WNW of Mt. Eddy 1889 Comment
  CAS-BOT-BC153313  Diplacus kelloggii Philip A. Munz 1949-5-15 13234 Trinity 1 mile below Dedrick 914 Comment
  CAS-BOT-BC153472  Diplacus layneae Mrs. H. C. Cantelow 1939-6-5 2632 Trinity Mad River, about 11 miles s.e. of Ruth 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
  UC922642  Disporum hookeri Annie M. Alexander and Louise Kellogg 1948-8-22 5535 A Trinity Trinity Mountains, Stuart Fork of Trinity River, Morris Meadow Morris Meadow; Trinity Mountains, Stuart Fork Trinity River, Morris Meadow 1280 Comment
  CDA41276  Dodecatheon alpinum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2758 Trinity Klamath Ranges; S of the campground, Scott Mountain Summit forest camp, at the summit of Hwy 3 between Callahan (Siskiyou Co.) and Trinity Center. 1645 Comment
  HSC385  Dodecatheon alpinum William J. Ferlatte 1967-7-6 620 Trinity Dorleska Mine 1982 Comment
  HSC38965  Dodecatheon alpinum J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-28 2629 Trinity Shores of Diamond Lake. 2195 Comment
  HSC24169  Dodecatheon hendersonii J. O. Sawyer 1970-4-19 2530 Trinity Denny Campground. 427 Comment
  HSC28789  Dodecatheon hendersonii J. P. Smith 1973-4-21 6329 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC31680  Dodecatheon hendersonii D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5687 Trinity Along ridge road on South Fork Mtn., 10 mi. N of its junction with Hwy. 36 Comment
  HSC34113  Dodecatheon hendersonii M. G. Schmidt 1975-7-10 5 Trinity Hayfork area Comment
  HSC49974  Dodecatheon hendersonii M. A. Baker 1979-5-13 721 Trinity Hobo Gulch Campground Comment
  JEPS9509  Dodecatheon hendersonii W. L. Jepson 1934-5-5 16643 Trinity 3 mi sw Peanut (Cold Spr.); sw of Peanut, Cold Spr. Comment
  HSC4467  Dodecatheon jeffreyi William J. Ferlatte 1967-8-6 821 Trinity Head of Canyon Creek 2287 Comment
  HSC68367  Dodecatheon jeffreyi J. P. Smith 1973-4-21 6338 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC42410  Dodecatheon jeffreyi Sue Sweet 1977-6-4 71 Trinity N of Upper Canyon Creek Lake 1829 Comment
  RSA211279  Dodecatheon jeffreyi William J. Ferlatte 1967-8-6 821 Trinity Head of Canyon Creek. 2134 Comment
  UC775060  Downingia cuspidata Carl B. Wolf 1937-6-20 Trinity 5.8 mi n Mendocino County line (on Zenia-Covelo road); North Coast Range 914 Comment
  CAS-BOT-BC193235  Downingia pulcherrima Frank Almeda 1993-7-29 7317 Trinity Trinity County. About 15 miles W of Coffee Creek and about 1 mile N of Mt. Meadow Ranch off of Coffee Creek Rd. 1554 Comment
  HSC3852  Downingia yina J. T. Howell 1937-7-21 13206 Trinity Big Flat. Comment
  HSC90886  Draba albertina Jennifer Whipple 1976-7-12 1432 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  CAS-BOT-BC41421  Draba verna Eugene Carter 1975-3-31 911 .01 Trinity East Fork of North Fork Trinity River. Abandoned mining ground south of Store Gulch. 484 Comment
  UC1042291  Draperia systyla H. M. Pollard 1953-8-22 Trinity Scenic Trail, above Trinity Alps Resort 914 Comment
  UC1199095  Draperia systyla Joseph P. Tracy 1936-8-8 15129 Trinity 2 miles east of Grove's Prairie; Trinity Summit 1524 Comment
  HSC60635  Draperia systyla Carl Wishner 1978-7-2 540 Trinity Mud Spring SW of Big Bar on Hyampom-Hayfork Rd. Comment
  HSC51063  Drymocallis glandulosa G. L. Clifton, Overton 1979-6-3 3908 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  HSC60174  Drymocallis glandulosa J. P. Smith, J. O. Sawyer 1975-6-1 8196 Trinity 1/2 mi. NW of Wildwood 915 Comment
  UC574871  Drymocallis lactea var. austiniae John Thomas Howell 1937-7-29 13244 Trinity Big Flat Comment
  JEPS87090  Drymocallis lactea var. austiniae Teresa Sholars with Betty Steckmeyer 1988-6-24 912 Trinity Cow Chip Creek (Rd. 4N01), dead end road (in creek) Cow Chip Creek (Rd 4N01) dead end road 1371 Comment
  CAS-BOT-BC163125  Drymocallis lactea var. lactea John Thomas Howell 1937-7-21 13244 Trinity Big Flat Comment
  HSC34674  Drymocallis rhomboidea A. M. Montalvo 1975-5-17 243 Trinity SE facing slope on trail to Denny at confluence of the New River and the Trinity River 310 Comment
  HSC74006  Dryopteris arguta R. York 1980-5-24 690 Trinity Near Long Ridge. 1036 Comment
  CHSC71530  Dysphania botrys Vernon H. Oswald; Lowell Ahart 1998-7-28 9381 Trinity Rattlesnake Rd. along the west side of Post Creek 0.2 mi north of Hwy. 36 east of Forest Glen. Roadside. 780 Comment
  UCD98753  Dysphania botrys Philip A. Munz 1952-6-29 17827 Trinity 0.5 mi. s. of Hobo Gulch Public amp, North Fork of Trinity River, north of Helena. 960 Comment
  HSC100836  Echinochloa crus-galli J. P. Smith 2009-8-23 12662 Trinity At the Stuart Fork boat launching ramp of Claire Engle (Trinity) Lake. 701 Comment
  HSC58742  Eleocharis bella G. L. Clifton 1979-7-19 8781 Trinity Near Mad River 817 Comment
  RSA41921  Eleocharis bella H. C. Cantelow 1936-8-22 1607 Trinity Trinity County: near Scott Ranch Comment
  CHSC82151  Eleocharis decumbens L. P. Janeway 2001-7-15 7339 Trinity Klamath Ranges. At an un-named spring along Road 29 0.3 km southwest of the crossing of East Fork Smoky Creek; 3.1 km west of Red Mountain. 1130 Comment
  UC698593  Eleocharis decumbens Joseph P. Tracy 1935-8-3 14487 Trinity Mary Blaine Mountain, Mary Blaine Meadow 1950 Comment
  RSA41924  Eleocharis obtusa Scott Rauch 1936-8-23 1608 Trinity Scott Ranch, small lake Comment
  UCD61284  Elymus arizonicus Freed W. Hoffman 1949-7-10 3102 Trinity Haman Ridge, Covelo-Zenia road 5.6 miles south of take-off of Hoaglin road. Comment
  HSC100213  Elymus caput-medusae J. P. Smith 2010-6-23 12948 Trinity Vacant lot adjacent to shopping center on Hwy. 299 in Weaverville 797 Comment
  JEPS123122  Elymus elymoides D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 017 Trinity Trinity Creek Watershed. Comment
  CHSC82689  Elymus elymoides subsp. elymoides L. P. Janeway 2001-7-8 7294 Trinity Klamath Ranges. 1.0 km east-northeast of top of Red Mountain; along Road 29N73 2.6 km west of '30' road (Wild Mad Road). 1590 Comment
  HSC769  Elymus elymoides var. californicus William J. Ferlatte 1967-8-16 942 Trinity E side of Packers Peak 1982 Comment
  HSC34394  Elymus elymoides var. elymoides J. P. Smith, J. O. Sawyer 1973-7-3 6981 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC69927  Elymus elymoides var. elymoides Thomas W. Nelson, J. O. Sawyer 1978-6-9 4121 Trinity Red Mtn. 1250 Comment
  HSC73529  Elymus elymoides var. elymoides Gail Newton 1980-7-13 1455 Trinity Near Mule Ridge 1646 Comment
  HSC72642  Elymus glaucus Gail Newton 1980-6-26 670 Trinity Near Underwood Creek. 451 Comment
  HSC73505  Elymus glaucus Gail Newton 1980-7-13 1404 Trinity Near Red Rock. 1509 Comment
  HSC78788  Elymus glaucus John S. Palmer 1976-7-14 496 Trinity Bear Lakes Area, basin between Bear Lakes 1579 Comment
  RSA244956  Elymus glaucus D. E. Anderson, Donald O. Santana, J. Lackey 1971-7-15 5264 Trinity along 1 [mile] SO 7, along Shanty Creek ca. 5 miles west of Ruth Dam. 1341 Comment
  RSA66888  Elymus glaucus P. A. Munz 1951-7-17 16579 Trinity Grasshopper Public Camp, 2.5 mi. NW of Stuart Gap, North Yolla Bolly Mts. 1372 Comment
  CAS-BOT-BC203734  Elymus glaucus subsp. glaucus Joseph P. Tracy 1935-8-3 14498 Trinity Mary Blaine Mt. 1950 Comment
  CAS-BOT-BC203740  Elymus glaucus subsp. glaucus Eugene Carter 1973-6-10 586 Trinity East Fork of - Allbert's Cabin, 3.8 miles north of SR299 Helena. North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 487 Comment
  OBI33233  Elymus hispidus David J. Keil 1983-7-3 17367 Trinity Ca. 10-12 mi S of Scott Mtn Pass on SR 3 Comment
  HSC71688  Elymus multisetus M. A. Baker 1980-6-25 2365 Trinity Near Castle Rock 1280 Comment
  HSC74995  Elymus multisetus J. P. Smith, Thomas W. Nelson 1979-6-25 10210 Trinity Shasta-Trinity National Forest. Blue Point on Blue Point Ridge. 1372 Comment
  JEPS74623  Epilobium anagallidifolium William J. Ferlatte and Alice Q. Howard 1970-8-11 1303 Trinity n side of pk above Grizzly L.; Trinity Alps, Thompson Pk. 2499 Comment
  UC562422  Epilobium brachycarpum Joseph P. Tracy 1935-8-3 14506 1/2 Trinity around borders of meadow Mary Blaine Mt. 1950 Comment
  UC630628  Epilobium brachycarpum Joseph P. Tracy 1939-9-4 16490 Trinity 3 mi below Hettenshaw Valley; Van Duzen River 914 Comment
  UC562497  Epilobium canum subsp. latifolium Joseph P. Tracy 1935-8-2 14436 Trinity head of Eagle Creek New River basin 1524 Comment
  CAS-BOT-BC171817  Epilobium canum subsp. latifolium W. R. Dudley 1901-8-22 s.n. Trinity West slope of Foxtail Ridge, Salmon Mts. Comment
  UCR5043  Epilobium ciliatum Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  HSC41822  Epilobium ciliatum subsp. ciliatum Thomas W. Nelson 1977-7-30 3680 Trinity Along the S Fork of Black Lassic Creek 1494 Comment
  HSC81503  Epilobium ciliatum subsp. ciliatum Thomas W. Nelson, Jane P. Nelson 1980-8-4 6229 Trinity Along N side of Mule Ridge 1646 Comment
  UC933361  Epilobium ciliatum subsp. glandulosum Annie M. Alexander and Louise Kellogg 1948-8-18 5507 Trinity East Fork Canyon Creek Lake Trinity Mountains (along trail) 1463 Comment
  RSA66470  Epilobium ciliatum subsp. glandulosum P. A. Munz 1951-7-21 16812 Trinity S slope of North Yolla Bolly Peak. 2271 Comment
  SD98965  Epilobium glaberrimum Darley F. Howe 1977-6-30 Trinity East Weaverville Creek 792 Comment
  HSC211  Epilobium glaberrimum subsp. fastigiatum William J. Ferlatte 1967-8-6 818 Trinity Head of Canyon Creek 2134 Comment
  RSA211349  Epilobium glaberrimum subsp. fastigiatum William J. Ferlatte 1967-8-6 791 Trinity Canyon Creek Lakes, Trinity Alps 1738 Comment
  HSC34198  Epilobium hallianum J. P. Smith, J. O. Sawyer 1973-7-4 7113 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  UC722193  Epilobium hallianum C. L. Hitchcock, J. S. Martin 1939-7-11 5383 Trinity 11 mi n Dedrick (w side of Lake); Salmon-Trinity Alps, upper Canyon Creek Lake 1889 Comment
  RSA66447  Epilobium hallianum P. A. Munz 1951-7-21 16788 Trinity Somewhat lower peak just south of North Yolla Bolly Peak 2317 Comment
  RSA67023  Epilobium hornemannii subsp. hornemannii P. A. Munz 1951-7-21 16751 Trinity Head of Patty John Basin, North Yolla Bolly Mts. 2073 Comment
  CHSC30960  Epilobium minutum B. Williams 1979-5-31 199 Trinity Jct of 29N49 with rd 29 in sec. 25. Shasta-Trinity National Forest, Yolla Bolla Rd. 1463 Comment
  HSC41975  Epilobium minutum Ed Cope 1977-5-21 101 Trinity Eagle Creek Campground 851 Comment
  HSC49263  Epilobium minutum J. P. Smith, J. O. Sawyer, Thomas W. Nelson 1978-5-7 9906 Trinity Blue Ridge on FS 34N07Y 1098 Comment
  HSC67272  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-17 5475 Trinity Shasta-Trinity National Forest, along old Hwy. 36, 1 mi. W of Hwy. 3 near Peanut 793 Comment
  HSC67346  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-5-25 5272 Trinity Six Rivers National Forest, above Little Red Mtn. Creek along trail S from Blue Jay Mine 1067 Comment
  HSC67471  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-5-25 5341 Trinity Along Covelo-Zenia Rd., 0.5 mi. S of Kettenpom store 1037 Comment
  HSC68817  Epilobium minutum Thomas W. Nelson, Jane P. Nelson 1980-6-18 5612 Trinity Shasta-Trinity National Forest, along FS Rd. 1N10, 1 mi. from junction with FS Rd. 2N07 1372 Comment
  HSC71120  Epilobium minutum Gail Newton 1980-7-3 1037 Trinity Near Horsehead Mtn. 1707 Comment
  HSC72786  Epilobium minutum M. A. Baker 1980-7-2 2653 Trinity Near Horsehead Mtn. 1737 Comment
  JEPS81080  Epilobium minutum Thomas W. Nelson 1980-5-30 5348 Trinity along road 60 (Underwood Mountain Rd) 6.6 mi s junction with State Route 299; Shasta-Trinity National Forest, Ironside Mountain Quad. 1066 Comment
  RSA275317  Epilobium minutum James Payne Smith 1978-5-13 9913 Trinity Trinity National Forest. Philpot Campground 762 Comment
  RSA48227  Epilobium minutum Roxana S. Ferris, Laura Lorraine 1948-6-11 11700 Trinity 1.5 miles above Peanut on State Highway 36. Comment
  CHSC61660  Epilobium siskiyouense Vernon H. Oswald; Lawrence P. Janeway 1993-8-29 5882 Trinity Meadowy cirque above and E of Upper Deadfall Lakes, below (W of) the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. Along the trail above the meadow. 2426 Comment
  JEPS57146  Epilobium siskiyouense L. R. Heckard 1967-8-13 1679 Trinity sw ridge of mt. above Deadfall Lakes; Mt. Eddy 2438 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
  HSC368  Equisetum arvense William J. Ferlatte 1966-8-6 381 Trinity Big Flat 1524 Comment
  HSC60048  Equisetum telmateia subsp. braunii M. A. Baker 1977-5-8 263 Trinity Philpot Campground Comment
  HSC92276  Eremogone congesta Jennifer Whipple 1976-7-6 1304 Trinity Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2256 Comment
  UCD98096  Eremogone congesta Joseph M. DiTomaso 1975-7-22 167 Trinity just northwest of Little Boulder Lake. 1935 Comment
  UC449819  Eriastrum tracyi Chesnut and Drew 1888-7-23 Trinity Hy-Am-Pom [Hyampom] Comment
  HSC46945  Ericameria greenei William J. Ferlatte 1974-8-15 1625 Trinity Trinity Alps; Siligio Peak-Summit Lake Area, crest of ridge between Summit Lake and Deer Lake 2348 Comment
  CHSC78796  Ericameria nauseosa var. oreophila Vernon H. Oswald 2000-9-23 9968 Trinity Hwy 36 west of Red Bluff between Wildwood and Hwy 3. 1191 Comment
  SEINET5708351 Image available Ericameria nauseosa var. oreophila Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6137 Trinity Along California 3, 52.8 road miles north of the junction of California 3 and California 299. South of Callahan.; Callahan Comment
  HSC92796  Ericameria nauseosa var. speciosa Jennifer Whipple 1976-9-27 1813 Trinity N of Deadfall Lake in the Deadfall drainage 2195 Comment
  CAS-BOT-BC294317  Ericameria nauseosa var. speciosa W. R. Dudley 1901-8-16 s.n. Trinity Stage road near great ditch west of Gazelle Comment
  CHSC30187  Ericameria ophitidis M. S. Taylor 1980-6-17 2923 Trinity On n side of 29N36, ca. 0.4 mi w of its jct with 29N38, ca. 4 mi due s of Wildwood. 1280 Comment
  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
  HSC72237  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6260 Trinity Along FS Rd. 29N62, 0.4 mi. from junction with FS Rd. 29N58 1372 Comment
  HSC72268  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson 1980-8-21 6267 Trinity Along road 29N73 1 mi. E of junction with road 30N29 1433 Comment
  CHSC114606  Ericameria ophitidis Mike Friend 2001-7-31 01100 Trinity Hayfork Ranger District, park on FS Road 29N34 ca .2 miles east of intersection of FS Roads 29N34 and 29N35 and walk ca. .2 miles at 135 degrees. 1365 Comment
  UC1223014  Erigeron aliceae Joseph P. Tracy 1949-7-16 18369 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  RSA49993  Erigeron cervinus E. K. Balls 1949-7-1 13709 Trinity Canyon Creek Meadows, Canyon Creek. 1372 Comment
  HSC64964  Erigeron compositus D. L. Goforth 1979-6-1 155 Trinity Trinity Alps Wilderness Area, ridge between Black and Bear Basins 2180 Comment
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Mar 14 2014
  HSC92414  Erigeron compositus Jennifer Whipple 1976-7-7 1322 Trinity Trinity and Siskiyou counties, summit region of Mt. Eddy 2744 Comment
  JEPS77431  Erigeron divergens William J. Ferlatte 1976-9-21 1834 Trinity 20 mi w Foote Cabin site (Big Flat at head of Coffee Creek, w of Coffee Creek Road); Trinity Alps, Big Flat, Coffee Creek 1524 Comment
  RSA211210  Erigeron divergens William J. Ferlatte 1966-8-16 385 Trinity Trinity Alps: Big Flat 1524 Comment
  JEPS77433  Erigeron glacialis var. glacialis William J. Ferlatte 1975-8-23 1715 Trinity w shore Lake Anna; Trinity Alps, Lake Anna 2285 Comment
  HSC67984  Erigeron greenei J. P. Smith, J. O. Sawyer 1975-6-23 8287 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  CHSC30958  Erigeron inornatus var. inornatus B. Williams 1979-8-16 310 Trinity Trail from Bull Lake to Robbers Meadow, Shasta-Trinity NF/Mt. Shasta RD. 2072 Comment
  JEPS21930  Erigeron inornatus var. inornatus Joseph P. Tracy 1937-7-25 15554 Trinity on ridge 2 mi e Groves Prairie; Trinity Summit 1524 Comment
  HSC5522  Erigeron klamathensis J. P. Tracy 1935-7-24 14204 Trinity Trinity Summit, near Ranger Station 1829 Comment
  UC195587  Erigeron klamathensis unknown 1880-7-1 Trinity near Shasta; Mt. Eddy Comment
  HSC2228  Erigeron lassenianus H. M. Hall 1909-7-22 8615 Trinity Union Lake Comment
  UCD131871  Erigeron lassenianus Joseph M. DiTomaso 1976-7-6 562 Trinity around half way between Mumford Meadows and Fosters Cabin on Swift Creek Trail. 1645 Comment
  UC297877  Erigeron lassenianus var. lassenianus Milo S. Baker 1926-8-8 241 a Trinity sadlle bet. Red Mt. and Granite Peak 2194 Comment
  JEPS75972  Erigeron petrophilus var. viscidulus William J. Ferlatte 1974-8-16 1660 Trinity Deer Creek Pass, Siligo Peak-Summit Lake area Trinity Alps 2286 Comment
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Jun 11 2012
  UC581738  Erigeron petrophilus var. viscidulus Joseph P. Tracy 1935-8-6 14579 Trinity head of White's Creek; Devil's Canyon Mts. 2072 Comment
  HSC33326  Erigeron petrophilus var. viscidulus William J. Ferlatte 1974-8-16 1660 Trinity Siligo Peak-Summit Lake area, Deer Creek Pass 2287 Comment
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Jun 11 2012
  HSC24620  Erigeron philadelphicus W. R. Oxner 1966-5-15 30 Trinity Town of Hayfork Comment
  CHSC68993  Erigeron reductus var. angustatus Vernon Oswald; Lowell Ahart 1997-7-17 8732 Trinity Forest Route 29 (Trinity National Forest) 4.3 mi south of Hwy. 36. 1249 Comment
  HSC92790  Erigeron tener Jennifer Whipple 1976-7-13 1463 Trinity Deadfal Creek Drainage in the vicinity of Deadfall Lakes 2378 Comment
  HSC56850  Eriodictyon californicum Walter Overton 1979-7-18 8753 Trinity Near Van Horn Creek, close to the town of Mad River 1067 Comment
  HSC72533  Eriodictyon californicum Gail Newton 1980-7-2 883 Trinity Near Swim Ridge 1341 Comment
  HSC63200  Eriogonum compositum M. A. Baker 1978-7-1 609 Trinity 3 km. E of Mud Springs Comment
  CAS-BOT-BC250076  Eriogonum compositum var. compositum Carl B. Wolf 1937-6-13 8801 Trinity Inner North Coast Range, Red Bluff - Eureka Road, 3 4/10 mi. W. of Wildwood 944 Comment
  CAS-BOT-BC250085  Eriogonum compositum var. compositum A. M. Vollmer; L. Beane 1951-7-1 s.n. Trinity Along Trinity River, about 5 miles northwest of road to U.S. Highway 99 Comment
  CHSC118470  Eriogonum compositum var. compositum Wendy Boes 2014-6-21 2014 -003 Trinity Little Black Roack on Dead Hourse Ridge, Shasta Trinity National Forest. (UTM 495539 E, 4466121 Y, NAD83, Zone 10N; 1456 Comment
  CAS-BOT-BC94534  Eriogonum congdonii R. C. Wenk 2006-7-21 521 Trinity Trinity Alps, Coffee Creek Road barren serpentine talus outcrop on N side of road, E of where road crosses Hickory Creek 1420 Comment
  HSC30265  Eriogonum diclinum William J. Ferlatte 1972-8-7 1412 Trinity Boulder Creek basin, tributary to Canyon Creek 1738 Comment
  UCD100003  Eriogonum fasciculatum var. foliolosum John Thomas Howell 1955-7-16 30657 Trinity Trinity River Canyon, 2 miles east of Junction City. 487 Comment
  CHSC30254  Eriogonum libertini M. S. Taylor; T. Nelson 1980-8-21 3281 Trinity Open serpentine ridge, on s side of 29N59, ca. 0.5 mi e of the jct of 30N29, 29N59, and 29N58, 0.5 mi n of Swim Meadow. 1402 Comment
  CHSC30834  Eriogonum libertini M. S. Taylor 1980-6-17 2912 Trinity Ca. 3 mi due s of Wildwood. On ridgetop. Extending into NE1/4 S35. 1371 Comment
  HSC68829  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1980-6-19 5626 Trinity Shasta-Trinity National Forest; Along Route 3, 0.3-0.5 miles south of Salt Creek Bridge 762 Comment
  HSC70140  Eriogonum libertini Thomas W. Nelson, Jane P. Nelson 1978-6-23 4361 Trinity Along road to Hell to Find Lake. Comment
  JEPS77457  Eriogonum libertini T. P. Spira 1978-7-19 Trinity Dubakella Mtn. Area Shasta-Trinity N. F., Dubakella Mtn. Area 1310 Comment
  UC1425860  Eriogonum libertini T. P. Spira 1978-7-19 Trinity Dubakella Mtn. Area Shasta-Trinity N.F., Dubakella Mtn. Area 1310 Comment
  HSC75632  Eriogonum libertini D. Gordon 1978-6-20 Trinity Rattlesnake Ridge, above rd. 29N66 Comment
  UC1425858  Eriogonum libertini T. P. Spira, R. Thode 1978-7-25 Trinity Off of Hwy 36. in Platinas area Shasta Trinity N.F., Platinas area Comment
  CAS-BOT-BC259374  Eriogonum lobbii John Thomas Howell 1937-7-25 13506 Trinity Stuarts Fork of Trinity River 2225 Comment
  OBI11031  Eriogonum luteolum Lewis S. Rose 1955-7-16 55121 Trinity 2 mi N of Douglas City 549 Comment
  RSA107092  Eriogonum luteolum L. S. Rose 1955-7-16 55121 Trinity 2 miles north of Douglas City 549 Comment
  CAS-BOT-BC263684  Eriogonum luteolum var. luteolum John Thomas Howell 1955-7-17 30687 Trinity Weaverville 609 Comment
  CHSC30837  Eriogonum luteolum var. luteolum M. S. Taylor; T. Nelson 1980-8-20 3277 Trinity On e side of Hwy 3, edge of serpentine, ca. 0.5 mi s of its jct with 13 Dip Rd (347), ca. 1.5 mi s of Peanut. 792 Comment
  HSC35661  Eriogonum luteolum var. luteolum Thomas W. Nelson, James Nelson 1975-7-20 2083 Trinity Van Duzen River; Brown's Canyon Campground Comment
  LA206907  Eriogonum luteolum var. luteolum Carl Epling; William Robison 1935-7-20 sn Trinity Fawn Lodge near Weaverville Comment
  CAS-BOT-BC263673  Eriogonum luteolum var. luteolum L. B. Kildale 1930-10-5 10438 Trinity Van Duzen River near Cobb Comment
  CAS-BOT-BC263677  Eriogonum luteolum var. luteolum Mrs. H. C. Cantelow 1937-8-18 1873 Trinity S. of Scott Ranch nr. Trinity River Comment
  HSC42560  Eriogonum luteolum var. luteolum Robert M. Specht 1977-6-29 1095 Trinity Horse Ridge 1402 Comment
  UC1198109  Eriogonum luteolum var. luteolum Joseph P. Tracy 1929-9-29 8671 C Trinity mouth of French Creek French Creek Comment
  HSC78364  Eriogonum marifolium John S. Palmer 1973-7-8 117 Trinity Bear Lakes Area, N of Little Bear Lake 1860 Comment
  HSC46886  Eriogonum marifolium William J. Ferlatte 1974-8-16 1663 Trinity Deer Creek Pass above Siligo Meadows 2285 Comment
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Jun 11 2012
  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
  HSC32542  Eriogonum nudum var. nudum Thomas W. Nelson 1973-7-10 1041 Trinity Along Mule Ridge SE of Red Lassic Comment
  RSA20759  Eriogonum nudum var. nudum Carl B. Wolf 1937-6-20 8964 Trinity North Coast Range, 13 7/10 mi S of Zenia on Covelo Rd. 915 Comment
  RSA258867  Eriogonum nudum var. nudum Thomas W. Nelson 1973-7-10 1041 Trinity Along Mule Ridge south-east of Red Lassic. Comment
  CAS-BOT-BC272540  Eriogonum nudum var. pubiflorum John Thomas Howell 1955-7-17 30683 Trinity Weaverville 609 Comment
  CAS-BOT-BC253073  Eriogonum roseum Carl B. Wolf 1937-9-14 9345 Trinity Inner North Coast Range, W. Weaver Creek, 2 mi. W of Weaverville 762 Comment
  JEPS23988  Eriogonum siskiyouense Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6850 Trinity about 1/2 mi below summit; Scott Mtn. 1950 Comment
  JEPS87807  Eriogonum siskiyouense Vernon H. Oswald and Lowell Ahart 1994-8-1 6441 Trinity 2.5 air mi w: Forest Rd. 17 at the upper trailhead to Deadfall Lakes Mt. Eddy 2011 Comment
  JEPS123422  Eriogonum spergulinum Julie Kierstead Nelson with Marie Buell 2015-7-16 2015 -087 Trinity Yolla Bolly Wilderness very near Trinity/Tehama County line; saddle south of North Yolla Bolly. Comment
  CHSC82116  Eriogonum strictum var. greenei L. P. Janeway 2001-7-16 7365 Trinity Klamath Ranges. Along Road 29N73 0.8 km (air) north of Seven Up Cedars; about 4.8 km southwest of Dubakella Mountain. 1450 Comment
  CAS-BOT-BC268000  Eriogonum umbellatum var. argus Dorothy Parker 1948-8-19 223 Trinity Summit of Scott Mountain 1582 Comment
  UC184076  Eriogonum umbellatum var. argus Harry S. Yates 1914-7-16 525 Trinity head of Rush Creek Rush Creek Comment
  JEPS109590  Eriogonum umbellatum var. humistratum Dean W. Taylor 2002-6-28 18198 Trinity easterly rim of cirque above Grouse Lake, Trinity Mountains 1859 Comment
  SEINET3860098  Eriogonum umbellatum var. humistratum James L. Reveal, Caroline G. Reveal 1974-8-17 3794 Trinity Along the western ridge on the summit of Scott Mountain.; 0 2082 Comment
  CHSC71548  Eriogonum umbellatum var. modocense Vernon H. Oswald; Lowell Ahart 1998-7-28 9394 Trinity Southwest of Hayfork on USFS Rt. 7 1.5 mi south of USFS Rt. 10. 1234 Comment
  CHSC30846  Eriogonum umbellatum var. nelsoniorum M. S. Taylor 1980-8-21 3295 Trinity Serpentine ridge, n side of 29N50, ca. 1 mi se of juct of Mud Springs Jct. 1402 Comment
  HSC39140  Eriogonum umbellatum var. nelsoniorum Gary S. Lester 1974-6-30 334 Trinity Saddle between N Yolla Bolly Mtn. and Black Rock Mtn., Yolla Bolly Wilderness Area 2165 Comment
  CHSC82585  Eriogonum umbellatum var. speciosum L. P. Janeway 2001-7-8 7296 Trinity Klamath Ranges. North edge of top of Red Mountain. 1710 Comment
  HSC74250  Eriogonum umbellatum var. speciosum M. A. Baker 1980-7-12 2837 Trinity Near Black Lassic 1753 Comment
  HSC42566  Eriogonum umbellatum var. speciosum Robert M. Specht 1977-6-28 1092 Trinity Ridge on Round Mtn. 1494 Comment
  CDA33199  Eriophorum crinigerum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2762 Trinity South of Scott Mountain Summit forest camp, at summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  HSC35995  Eriophyllum lanatum J. P. Smith, J. O. Sawyer 1973-7-27 7181 Trinity Trail to Deadfall Lakes 1951 Comment
  HSC38703  Eriophyllum lanatum J. P. Smith, J. O. Sawyer 1975-6-23 8268 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  HSC69934  Eriophyllum lanatum Thomas W. Nelson, J. O. Sawyer 1978-6-9 4130 Trinity Red Mtn. 1250 Comment
  HSC74025  Eriophyllum lanatum R. York 1980-5-24 706 Trinity Near Long Ridge. 1036 Comment
  UCR84710  Eriophyllum lanatum 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
  CAS-BOT-BC308200  Eriophyllum lanatum var. grandiflorum Clarence R. Quick 1934-6-3 1272 Trinity SE of Grizzley Meadows Stanislaus National Forest Comment
  JEPS34494  Eriophyllum lanatum var. grandiflorum W. L. Jepson 1897-7-25 14577 Trinity Foster's Sheep camp Soldier's Ridge Comment
  CAS-BOT-BC301730  Eriophyllum lanatum var. lanceolatum F. J. Kirby 1958-7-1 s.n. Trinity North of Eagle Creek near Trinity Center 914 Comment
  HSC28801  Erodium cicutarium J. P. Smith 1973-4-21 6323 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC59805  Erodium cicutarium Clark L. Miller 1979-4-13 199 Trinity Grays Falls Campground Comment
  CAS-BOT-BC54610  Erysimum capitatum Annie M. Alexander; Louise Kellogg 1949-6-25 5698 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area. 1706 Comment
  HSC85422  Erysimum capitatum C. Cavanaugh 1986-5-10 34 Trinity Hwy. 36 and Philpot campground exit Comment
  HSC26330  Erysimum capitatum var. capitatum Thomas W. Nelson 1971-4-24 386 Trinity Along New River Trail Comment
  RSA258843  Erysimum capitatum var. capitatum Thomas W. Nelson 1973-7-10 1053 Trinity Along Mule Ridge south-east of Red Lassic. Comment
  CHSC1781  Erythranthe lewisii V. Holt 1942-8-4 Trinity Sapphire Lake, Trinity Alps. 2286 Comment
  CAS-BOT-BC94455  Erythranthe linearifolia R. C. Wenk 2005-7-19 309 Trinity along National Forest Road 17,2 miles from turnoff from Highway 3, above the Trinity River 1150 Comment
  CAS-BOT-BC65244  Erythronium Jane E Van Susteren 2008-4-21 08 -29 Trinity Shasta-Trinity NF, Weaverville Ranger District. Along Hwy 3, jsut south of Greenhorn Gulch. Near mile marker 52.26. 1150 Comment
  CHSC2259  Erythronium californicum V. Holt 1933-4-11 Trinity Trinity mountains. 1066 Comment
  CHSC2260  Erythronium californicum R. Carter 1965-4-24 I 90 Trinity Found on S side Hwy. 299W across from Fawn Lodge. 914 Comment
  HSC62920  Erythronium californicum J. M. DiTomaso 1979-3-22 832 Trinity Grays Falls 305 Comment
  HSC71841  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1980-6-27 5963 Trinity Ridge extending SW from Black Lassic 1677 Comment
  HSC82178  Erythronium californicum Thomas W. Nelson, Jane P. Nelson 1980-5-8 5207 Trinity Junction of FS Rd. 2N07 and 2N10 along Indian Valley Creek Comment
  JEPS100450  Erythronium californicum Dean Wm. Taylor, Maricella Reyes 2003-4-9 18487 Trinity 7 air mi N of Lewiston; Buckeye Ridge, head of Whitney Gulch 899 Comment
  JEPS94245  Erythronium californicum Vernon Oswald and Lowell Ahart 1998-5-14 9056 Trinity Wildwood Road 0.8 mi n of Highway 36 w of Platina; Wildwood Road 1158 Comment
  UCR52468  Erythronium californicum R. Earing, C. Cavanaugh, C. Collins 1987-3-29 38 Trinity Grays Falls Campground c. 10 mi east of Willow Creek on Hwy 299, along the Trinity River 244 Comment
  SEINET3885984  Erythronium californicum D. E. Anderson, Thomas Nelson; Steve Dowty 1972-6-13 5536 Trinity Black Lassic.; 0 1737 Comment
  CHSC115031  Erythronium citrinum var. roderickii Botany Crew 2003-3-25 8102 Trinity Sunflower Flat, NE. 975 Comment
  HSC31408  Erythronium grandiflorum subsp. grandiflorum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5580 Trinity Red Lassic. 1799 Comment
  UCR40034  Erythronium revolutum M. Mayer, Steve Meredith, Dave Bjornbak 1985-5-11 58 Trinity Dubakella Mtn. Road 854 Comment
Read comments
Mar 9 2010
  CAS-BOT-BC403715  Eschscholzia californica John Thomas Howell 1955-6-12 30322 Trinity Weaverville 609 Comment
  CAS-BOT-BC403718  Eschscholzia californica Annie M. Alexander; Louise Kellogg 1949-6-26 5711 Trinity White Rock Ranger Station, north of Yolla Bolly Middle Eel Primitive Area 1706 Comment
  HSC23543  Eschscholzia californica J. O. Sawyer 1970-4-18 2500 Trinity Above the New River at its junction with the Trinity River 244 Comment
  OBI11799  Eschscholzia californica Carl B. Wolf 1937-6-20 8926 Trinity North Coast Range, along Mad River, 5-8/10 mi above Eureka-Red Bluff rd on road to Ruth 457 Comment
  CAS-BOT-BC403720  Eschscholzia californica G. R. Kleeberger 1880-7-1 s.n. Trinity Near Weaverville Comment
  UC933467  Eucephalus ledophyllus Annie M. Alexander and Louise Kellogg 1948-8-18 5501 Trinity south side of East Fork Canyon Creek Lake Trinity Mountains 1752 Comment
  CAS-BOT-BC310458  Eucephalus ledophyllus var. covillei Joseph P. Tracy 1935-8-3 14464 Trinity Mary Blaine Mt. 1950 Comment
  HSC78448  Eucephalus ledophyllus var. ledophyllus John S. Palmer 1974-9-15 284 Trinity Bear Lakes Area, rock chute SW of Big Bear Lake 1860 Comment
  UCD107429  Euonymus occidentalis Dean Wm. Taylor; Kathleen A. Teare 1979-9-10 7692 Trinity Headwaters of Manzanita Creek near Twin Sisters Mountain. 1371 Comment
  UCD142624  Euphorbia nutans J. C. Borden 1967-9-18 s.n. Trinity Salyer. Comment
  SEINET957936  Fabaceae H. K. Sharsmith 1953-1 4361 Trinity Forest-Glan Peanut road 4.2 miles west of Cold Springs, Trinity National Forest. 1158 Comment
  CHSC80120  Festuca californica L. P. Janeway 1996-6-29 5028 Trinity Klamath Mountains. Near top of un-named peak (1290 m at top) 1.2 mi north-northeast of Trinity Mountain; above dirt road 1.7 mi from Van Ness Creek Road. 1260 Comment
  HSC68943  Festuca californica Jacqueline Greenleaf 1980-7-14 212 Trinity Near Van Duzen River 945 Comment
  HSC71733  Festuca californica M. A. Baker 1980-6-25 2352 Trinity Near Castle Rock 1280 Comment
  CAS-BOT-BC278398  Festuca elmeri David D. Keck 1944-7-10 5479 Trinity 1.5 mi. E. of Forest Glen, in canyon of Post Creek 731 Comment
  CAS-BOT-BC282636  Festuca idahoensis David D. Keck 1944-7-10 5471 Trinity Muldoon Gulch, 3 miles west of Wildwood 1036 Comment
  HSC26193  Festuca idahoensis J. P. Smith, J. O. Sawyer 1972-5-27 5319 Trinity 0.5 mi. N of Eagle Creek Campground 869 Comment
  HSC51247  Festuca idahoensis G. L. Clifton, Overton 1979-6-4 4086 Trinity Near Van Duzen River, close to the town of Alderpoint 853 Comment
  CAS-BOT-BC278891  Festuca occidentalis David D. Keck 1944-7-10 5470 Trinity 1.5 mi. W. of Wildwood 1158 Comment
  HSC34691  Festuca occidentalis Dryden 1975-5-16 169 Trinity Trails above the Trinity River at Gray Falls Campground. 310 Comment
  HSC75034  Festuca occidentalis J. P. Smith 1979-6-15 10097 Trinity Shasta-Trinity National Forest, Eagle Creek Campground 854 Comment
  CHSC111066  Festuca roemeri var. klamathensis Barbara Wilson; Keli Kuykendall, Julie Nelson, Bruce Newhouse 2001-7-10 10538 Trinity Shasta-Trinity National Forest; Regan Meadow; within one miles of forest service road 28N10 on forest service road 28N68. 1330 Comment
  JEPS97181  Festuca rubra Sue Pappalardo 1995-6-8 658 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
  UCD105964  Festuca subuliflora Jesse Miller 2010-1 s.n. Trinity Klamath Range near Zenia. 914 Comment
  HSC59323  Ficus carica Thomas Wood 1979-5-11 192 Trinity Trinity National Forest. Parking Area at Gray's Falls Campground 305 Comment
  CHSC31203  Fragaria vesca M. S. Taylor 1980-6-16 2895 Trinity Hell-to-Find Lake, ca. 3 mi. w of Hwy 30, and 4 mi s of Hwy 36, just off 29N34, ca. 4 mi sw of Wildwood. 1432 Comment
  HSC59601  Fragaria vesca J. P. Smith, J. O. Sawyer 1973-4-15 6120 Trinity Along Coffee Creek Rd., 1.4 mi. W of Hwy. 3 701 Comment
  CAS-BOT-BC457584  Fragaria vesca subsp. californica Eugene Carter 1973-6-19 593 Trinity North 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-BC461215  Fragaria virginiana subsp. platypetala Ella Dales Cantelow 1939-6-9 s.n. Trinity Scott Mt. Comment
  HSC31883  Frangula californica Steve Selva, Roger Jensen 1974-8-27 79 Trinity Above Hwy. 299, 1.5 mi. E of Burnt Ranch Comment
  HSC76163  Frangula californica Gilbert Muth 1979-7-18 8898 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC18404  Frangula californica subsp. crassifolia D. E. Anderson 1963-9-21 2829 Trinity Rd. to Big Lake, site of abandoned mill 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
  CAS-BOT-BC55691  Frangula purshiana Carl B. Wolf 1937-8-12 9164 Trinity North coast range, South Fork Mt., 8 3/10 mi. So. of Cold Spring Lookout 1371 Comment
  HSC38997  Frangula purshiana J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-29 2669 Trinity Gipson Meadows, along trail to Granite Lake 1951 Comment
  SBBG26933  Frangula purshiana subsp. purshiana C. B. Wolf 1937-8-12 Trinity South Fork Mtn, 8.3 mi S of Cold Spring Lookout 1371 Comment
  RSA256737  Frasera speciosa D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-14 5630 Trinity Between 1S07 and Senteney Rock along 4-wheel-drive road. Swayback Ridge. Comment
  SDSU8506  Fraxinus velutina L. N. Harvey 1930-9-26 Trinity Forest Glenn Comment
  CAS-BOT-BC130190  Fritillaria affinis 1916-4-26 s.n. Trinity Weaverville Comment
  CDA29157  Fritillaria affinis A. Blanchard 2009-6-8 s.n. Trinity In the vicinity of Mad River, South Fork Mountain, near Highway 36. 0 Comment
  HSC30746  Fritillaria atropurpurea D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5682 Trinity Along ridge road on South Fork Mtn., 10 mi. N of its junction with Hwy. 36 Comment
  UCD139661  Fritillaria atropurpurea Joseph M. DiTomaso 1976-7-6 564 Trinity Trinity Alps, Mumford Meadows on Swift Creek Trail. 1645 Comment
  CAS-BOT-BC130457  Fritillaria purdyi Mrs. Dorothy Parker 1961-4-25 841 Trinity Near the Trinity River (Sun - flower Flat) 914 Comment
  CHSC115036  Fritillaria recurva Jessica O'Brien 2011-4-27 Trinity N of Parry Gulch and Swift Creek. 939 Comment
  UC1197626  Fritillaria recurva Mrs. F. A. Graham 1927-4-10 Trinity 1 mi up Trinity River from mouth of South Fork, at Anderberg Homestead Trinity River; Northern Coast Ranges, Trinity River 182 Comment
  CAS-BOT-BC504473  Fritillaria recurva Eugene Carter 1971-6-3 1341 Trinity Along the North Fork Trail, 1/4 mile below Strunce Cabin, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 miles NW of Weaverville 944 Comment
  CAS-BOT-BC504477  Fritillaria recurva Flower Show 1916-4-26 s.n. Trinity Weaverville Comment
  HSC69941  Galium ambiguum Thomas W. Nelson 1978-5-27 4055 Trinity Red Mtn. 1250 Comment
  RSA66421  Galium ambiguum Philip A. Munz 1951-7-17 16595 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  CDA42142  Galium ambiguum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2677 Trinity 2.2 km west-southwest of Peanut on Rattlesnake Road, Philpot Creek drainage. Comment
  HSC71816  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-27 5934 Trinity Along FS Rd. 2S08, 0.6 mi. S of junction with FS Rd. 1S07 1646 Comment
  HSC39600  Galium ambiguum subsp. ambiguum Thomas W. Nelson, Jane Nelson 1976-7-1 2955 Trinity Along Forest Service Rd. 5E27, just south of meadow above Senteney Rock 1555 Comment
  JEPS52720  Galium ambiguum subsp. ambiguum Lauramay T. Dempster and G. L. Stebbins Jr. 1964-6-13 4005 Trinity along road 1 mi e Brown's Camp (e of South Yolla Bolly) 1752 Comment
  UC1736405  Galium ambiguum var. siskiyouense Dean W. Taylor 1992-6-12 12739 Trinity Saddle Gulch, tributary to Hayfork Creek, ca. 2 air miles S of Wildwood, along Forest Road 30 near the creek crossing, on an abandoned logging spur, 1127 Comment
  CHSC69023  Galium aparine Vernon Oswald; Lowell Ahart 1997-7-17 8729 Trinity Forest Road 29 (Bramlot Rd.) 2.9 mi south of Hwy. 36 1158 Comment
  HSC90531  Galium aparine Jennifer Whipple 1976-6-25 1143 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  HSC82290  Galium bifolium Thomas W. Nelson, Jane P. Nelson 1979-6-15 4823 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  HSC90527  Galium bifolium Jennifer Whipple 1976-6-16 1005 Trinity Deadfall Creek drainage 2287 Comment
  UCD121592  Galium bifolium Joseph M. DiTomaso 1976-7-7 586 Trinity Swift Creek Trail just east of junction with Mumford Basin Trail. 1706 Comment
  RSA66424  Galium bolanderi Philip A. Munz 1951-7-17 16598 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UC1281760  Galium bolanderi Richard Spellenberg 1965-6-17 1155 Trinity from mouth to 1/4 mi upstream New River (nw side); Burnt Ranch Comment
  HSC78018  Galium bolanderi John S. Palmer 1973-6-16 4 Trinity Bear Lakes Area, along trail to Big Bear Lake 1220 Comment
  RSA42013  Galium bolanderi H. C. Cantelow 1936-8-26 1713 Trinity Tangle Blue Creek, 17 miles northwest of Carrville Comment
  SEINET10500697  Galium bolanderi Mary Susan Taylor 1980-8-21 Taylor 3284 Trinity T29N R12W se sec 16, Dubakella quad. Shasta-Trinity Natl Forest, open serpen tine ridge on S side of 29N59, ca. 0.5 mi E of the jct of 30N29, 29N59 and 29N58, 0.5 mi N of Swim Meadow. With T. Nelson. 1402 Comment
  JEPS52884  Galium californicum subsp. californicum Lauramay T. Dempster and G. L. Stebbins 1964-6-15 4025 Trinity 12.8 mi w junction of Mad River Road (road from Ruth to Zenia, ca 1/2 mi w of Van Duzen River) 914 Comment
  JEPS52909  Galium californicum subsp. californicum Lauramay T. Dempster and G. L. Stebbins 1964-6-14 4017 Trinity se Lindsey's (along ne shore of lake, nw-facing slope); Ruth Lake 762 Comment
  JEPS57158  Galium glabrescens L. R. Heckard 1967-8-12 1663 Trinity ridge about 2 air mi ne Mt. Eddy summit 2255 Comment
  UCD121760  Galium glabrescens Joseph M. DiTomaso 1975-7-16 142 Trinity Deer Lake at outlet. 2179 Comment
  HSC90534  Galium glabrescens subsp. glabrescens Jennifer Whipple 1977-7-7 1956 Trinity Mt. Eddy, near Lower Deadfall Lake 2165 Comment
  HSC90592  Galium glabrescens subsp. glabrescens Jennifer Whipple 1977-8-3 2094 Trinity Mt. Eddy, slopes N of Deadfall Lake in the Deadfall drainage 2195 Comment
  SEINET6413217  Galium glabrescens subsp. glabrescens R. Spellenberg 2014-7-24 14892 Trinity 9 air km NW of Weaverville on summit of Weaver Bally, just W of lookout. 2110 Comment
  HSC33019  Galium grayanum var. grayanum Thomas W. Nelson, James Nelson 1973-5-30 997 Trinity Black Lassic area 1799 Comment
  JEPS95301  Galium grayanum var. grayanum Vernon H. Oswald and L. Ahart 1994-7-11 6396 Trinity T39N R6W Sec. 35, 6280 ft, Red Fir Forest. 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. On a steep rocky and brushy slope in open forest. 1914 Comment
  HSC41591  Galium mexicanum var. asperulum Thomas W. Nelson, Jane P. Nelson 1977-7-30 3649 Trinity Along S side of ridge between forks of Black Lassic Creek 1524 Comment
  CHSC30925  Galium serpenticum subsp. scotticum M. S. Taylor 1980-7-22 3169 Trinity On E side of Hwy 3, ca. 0.9 mi S of Scott Mt. Summit. 1645 Comment
  RSA60494  Galium triflorum John H. Thomas 1949-6-15 935 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps. Trinity National Forest. 915 Comment
  HSC72895  Garrya buxifolia Gail Newton 1980-7-1 786 Trinity Near Hayden Roughs. 1250 Comment
  HSC72936  Garrya buxifolia R. York 1980-5-24 718 Trinity Near Long Ridge. 1036 Comment
  CAS-BOT-BC182206  Garrya fremontii Carl B. Wolf 1937-8-12 9192 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout 1645 Comment
  CAS-BOT-BC182212  Garrya fremontii L. B. Kildale 1930-9-14 10371 Trinity Trinity River at Big French Creek Comment
  HSC59725  Garrya fremontii Clark L. Miller 1979-4-13 595 Trinity 0.5 mi. upstream from Grays Falls Campground on N side of Trinity River Comment
  HSC78846  Garrya fremontii John S. Palmer 1973-9-7 213 Trinity Bear Lakes area along trail to Big Bear Lake 1220 Comment
  UC1112875  Gayophytum diffusum subsp. parviflorum Wagnon 1957-7-28 1663 Trinity mearow near Big Flat (along creek); North Coast Ranges, Coffee Cr. Comment
  POM249763  Gayophytum diffusum subsp. parviflorum C. L. Hitchcock, J. P. Martin 1939-7-12 5362 Trinity Just below lower Canyon Creek Meadow, 10 miles north of Dedrick, Salmon-Trinity Alps. 1220 Comment
  RSA21675  Gayophytum diffusum subsp. parviflorum Carl B. Wolf 1937-8-12 9159 Trinity North Coast Range, South Fork Mountain, 8.3 miles south of Cold Spring Lookout. 1372 Comment
  UC1196964  Gayophytum heterozygum Joseph P. Tracy 1935-8-5 14559 Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  HSC531  Gentianopsis simplex William J. Ferlatte 1967-8-18 1000 Trinity Head of Union Creek 1982 Comment
  HSC23642  Geranium carolinianum J. O. Sawyer 1970-5-23 2560 Trinity Above New River 244 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
  HSC35073  Gilia capitata Scott M. Kruse 1975-5-17 31 Trinity On the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  HSC68667  Gilia capitata Thomas W. Nelson, Jane P. Nelson 1980-6-17 5537 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  UC914296  Gilia capitata subsp. capitata Philip A. Munz 1949-5-15 13235 Trinity 1 mi below Dedrick (Canyon Creek); , below Dedrick 914 Comment
  HSC35189  Gilia tricolor Ron Ralston 1975-5-18 70 Trinity SE of confluence of Panwauket Gulch and Reading Creek 610 Comment
  SEINET10873074  Githopsis specularioides Tracy 1932-6-17 TRACY 10221 Trinity Three Forks of Mad River 884 Comment
  CAS-BOT-BC226929  Glossopetalon spinescens var. aridum J. O. Sawyer 1973-4-21 2489 Trinity Along trail to Bear Lake 899 Comment
  HSC86367  Glossopetalon spinescens var. aridum J. O. Sawyer 1983-6-17 4212 Trinity Ridge W of trail to Kangaroo Lake on Pacific Crest Trail 1951 Comment
  CAS-BOT-BC303854  Gnaphalium Anna A. Junkans 1915-1-1 s.n. Trinity Weaverville Comment
  HSC44126  Gnaphalium palustre Thomas W. Nelson, Jane P. Nelson 1977-7-30 3652 Trinity S fork of Black Lassic Creek. 1463 Comment
  HSC54164  Goodyera oblongifolia Gilbert Muth 1979-7-18 8386 Trinity Near Deep Hollow Creek, close to the town of Mad River 1067 Comment
  CAS-BOT-BC123196  Hackelia bella Harvey Monroe Hall 1909-7-21 8599 Trinity Salmon Mts., Dorleska 2000 Comment
  RSA151931  Hackelia bella John Weiler, A. P. Nelson 1960-6-29 60254 Trinity 3.6 miles north of the Zenia road on the way to Watt Lake Public Camp. 1677 Comment
  HSC649  Hackelia micrantha William J. Ferlatte 1967-7-6 622 Trinity Dorleska Mine 1982 Comment
  UC525577  Hackelia micrantha Joseph P. Tracy 1933-7-16 12755 Trinity South Fork Mountain; Northern Coast Ranges, South Fork Mountain 1676 Comment
  HSC34237  Hackelia micrantha M. G. Schmidt 1975-7-10 23 Trinity S Fork Mtn., along road N of Hwy. 36 Comment
  JEPS83256  Harmonia doris-nilesiae Thomas W. Nelson and Barbara Williams 1983-6-14 7422 Trinity along forest road 1N40 1/4 mi e junction with road 1N35 (9 airline mi s of Hayfork); North Coast Ranges, Shasta-Trinity National Forest 1097 Comment
  CHSC114592  Harmonia doris-nilesiae Sue Pappalardo 1993-6-11 431 Trinity Hayfork Ranger District. East side of forest service road 2N64, about 1 mile north of 2N18. 1280 Comment
  CHSC114620  Harmonia doris-nilesiae Vivian Parker 1993-6-8 14 -17 Trinity Shasta-Trinity National Forests, Hayfork Ranger District. On serpentine hillside above a nw tributary east of Indian Valley Creek, ca. 1.0 mi east of Maddox Lake. 900 Comment
  CHSC30233  Harmonia stebbinsii M. S. Taylor 1980-8-14 3247 Trinity Ridge, at jct of 28N68 and 29N43, ca. 1 mi n of Goat Camp. 1371 Comment
  HSC96623  Harmonia stebbinsii Thomas W. Nelson, Jane P. Nelson 2003-6-16 9151 Trinity Along Forest Service road 29N33, 1 mi. W of junction with Forest Service road 29N34. 1540 Comment
  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
  CHSC30165  Hastingsia alba M. S. Taylor 1980-6-30 2999 Trinity Along Davis Creek, ca. 2 mi nw of Hwy 3, ca. 7.5 mi sw of Trinity Center. 1066 Comment
  UC1553470  Hastingsia alba E. Dean 1988-6-28 86 Trinity stream w of upper reaches Elk Gulch (Trinity Lake area); Trinity Lake area 1460 Comment
  UC722494  Hastingsia alba C. L. Hitchcock and J. S. Martin 1939-7-11 5406 Trinity s shore Upper Canyon Creek Lake (11 mi n of Dedrick); Salmon-Trinity Mountains, s shore Upper Canyon Creek Lake 1889 Comment
  UCD101218  Hastingsia alba Daniel Sanchez-Mata; Tomas Santamaria 2004-8-10 s.n. Trinity Mount Eddy from Stewart Springs Road (Weed). Lower Deadfall Lake at the base of Mount Eddy. 2220 Comment
  CAS-BOT-BC508225  Hastingsia alba Mrs. E. C. Van Dyke 1931-6-30 s. n. Trinity Carville Comment
  CAS-BOT-BC508228  Hastingsia alba John Thomas Howell 1936-8-24 12726 Trinity Near Trinity Center Comment
  HSC38737  Hastingsia serpentinicola J. P. Smith, J. O. Sawyer 1975-6-23 8285 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  RSA41937  Hastingsia serpentinicola H. C. Cantelow 1936-8-24 1655 Trinity Summit of Scott Mt. 1631 Comment
  POM311181  Hastingsia serpentinicola Lincoln Constance, Rimo C. Bacigalupi, S. Carlquist, Reid V. Moran, R. L. Rodriguez 1951-6-12 3385 Trinity Above Peanut Comment
  HSC95497  Helenium bigelovii Vernon H. Oswald, L. Ahart 1997-7-17 8737 Trinity Forest Route 29 (Trinity National Forest) 4.9 miles S of Hwy. 36 1250 Comment
  UC130558  Helenium bigelovii H. M. Hall 1909-7-1 8593 Trinity near Dorleska; Salmon Mountains 1920 Comment
  UCR4830  Helenium bigelovii Eugene Cardiff 1966-7-22 s.n. Trinity Salmon Mountains, Big Flat Camp 400 Comment
  CAS-BOT-BC306779  Helenium bigelovii Milo S. Baker 1926-8-8 256 a-26 Trinity Bet. Red Mt. & Granite Peak Comment
  HSC63667  Helianthus bolanderi D. W. Taylor, Kathleen A. Teare 1979-9-13 7705 Trinity Smoky Creek headwaters ( 8 mi. SE of Forest Glen) 1159 Comment
  HSC42368  Hemizonella minima Richard Runyon 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  HSC73651  Hemizonella minima Gail Newton 1980-7-10 1195 Trinity Near Senteney Rock. 1545 Comment
  HSC34694  Hemizonella minima Dryden 1975-5-17 191 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  CAS-BOT-BC306169  Hemizonia congesta subsp. clevelandii John Thomas Howell 1937-7-31 13706 Trinity 5.5 miles east of Burnt Ranch Comment
  UC1223093  Hemizonia congesta subsp. clevelandii Joseph P. Tracy 1941-9-1 17000 Trinity Burnt Ranch Comment
  HSC103461  Hemizonia congesta subsp. clevelandii Thomas W. Nelson 2005-6-10 9362 Trinity Along Friday Ridge Road, 7 mi. from jct. with Hwy. 299, at jct. with Forest Service Rd. 6N33. 320 Comment
  HSC413  Heracleum maximum William J. Ferlatte 1967-8-6 792 Trinity Canyon Creek Lakes, above upper lake 1738 Comment
  UCR45393  Heracleum maximum Michelle A. Strull 1985-7-12 59 Trinity North Coast Ranges, just off FS Road 33N52 beside Price Creek 1616 Comment
  RSA211257  Hesperochiron pumilus William J. Ferlatte 1967-6-26 507 Trinity Big Flat. 1524 Comment
  RSA48917  Hesperochiron pumilus P. A. Munz 1949-5-17 13283 Trinity 15 miles S of Trinity Center. 1067 Comment
  HSC56860  Heterocodon rariflorum G. L. Clifton 1979-7-19 8794 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  SEINET10460734  Heterocodon rariflorum Ferlatte 1970-8-8 FERLATTE 1278 Trinity Boulder Creek Basin 1585 Comment
  UCR48850  Heterotheca oregona R. D. Goeden, Don W. Ricker 1987-9-1 870901- 3 Trinity North Coast Range, Six Rivers Nat. Forest, beside Mad River at Ruth Reservoir 765 Comment
  RSA0075933  Heterotheca oregona R. D. Goeden, D. W. Ricker 1987-9-1 3 Trinity Roadside along Mad River, upstream from Ruth Reservoir at Ruth Airport, Six Rivers National Forest. 793 Comment
  UC1584298  Heterotheca oregona var. compacta Julie Kierstead 1990-9-12 90 -159 Trinity 0.1 mi w Trinity Center (Swift Creek at Hwy. 3); Swift Creek 701 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
  CAS-BOT-BC423449  Heuchera micrantha var. macropetala Eugene Carter 1973-5-29 546 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. Along the North Fork Trail at washout below Strunce Cabin. 947 Comment
  JEPS23572  Hieracium albiflorum Peter H. Raven and R. Snow 1958-7-18 13575 Trinity 6.3 mi s Trinity Center (on road to Minersville) Comment
  UC933438  Hieracium albiflorum Annie M. Alexander and Louise Kellogg 1948-8-21 5519 Trinity w side Morris Meadowns (Stuart Fork); Trinity Mountains 1280 Comment
  RSA244985  Hieracium albiflorum D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5248 Trinity On spur road to logging landings in secs. 18 and 20. 0.8 mile from its junction with 1 SO 7. Comment
  UC130576  Hieracium greenei H. M. Hall 1909-7-1 8547 Trinity Coffee Creek; Salmon Mountains 1249 Comment
  RSA49844  Hieracium scouleri E. K. Balls 1949-7-1 13755 Trinity Trail from Dedrick to Lakes, Canyon Creek. 1220 Comment
  UCD133115  Hieracium scouleri Joseph M. DiTomaso 1975-7-22 189 Trinity Trinity Alps. 1/8 mile above Union Creek Campground on the trail to Foster Lake. 1798 Comment
  HSC58453  Holcus lanatus G. L. Clifton 1979-7-17 7973 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  UC1128021  Holodiscus discolor N. French 1932-9-5 10 Trinity Trinity National Forest, Canyon Creek Canyon Creek; Trinity National Forest, Canyon Creek 944 Comment
  RSA67512  Hordeum brachyantherum P. A. Munz 1951-7-20 16738 Trinity near Black Rock Lake; North Yolla Bolly Mts. 1982 Comment
  HSC40323  Hordeum marinum subsp. gussoneanum Thomas W. Nelson, James Nelson 1976-6-22 2780 Trinity Below Senteney Rock 1433 Comment
  CAS-BOT-BC536171  Horkelia californica var. elata Alice Eastwood 1921-7-22 10700 Trinity Forest Glen, Trinity National Forest 731 Comment
  CAS-BOT-BC143942  Horkelia daucifolia Harry S. Yates 1914-5-26 7 -88 Trinity Browns Creek, Trinity National Forest 853 Comment
  RSA451578  Horkelia tridentata subsp. flavescens N. G. Sugihara 1977-5-21 58 Trinity Eagle Creek Campground. 851 Comment
  HSC28796  Horkelia tridentata var. flavescens J. P. Smith 1973-4-21 6260 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  HSC43254  Horkelia tridentata var. flavescens K. Irwin 1977-5-21 342 Trinity Scott Mtn. Campground, 8 mi. E of Callahan 1631 Comment
  HSC66798  Horkelia tridentata var. flavescens C. Macdonald, P. Powers, C. Raley, J. Spitler, D. Stamp 1980-5-3 78 Trinity Along rd. to Dubakella Mtn. from Hwy. 36 1296 Comment
  CAS-BOT-BC182449  Horkelia tridentata var. flavescens Eugene Carter 1975-6-19 974 Trinity North Fork Trinity River. South of Raymond Flat 792 Comment
  CAS-BOT-BC537951  Horkelia tridentata var. flavescens Katie Grenier; Bob Woolley; Sandy Denning 1986-5-10 031 Trinity Dubakella Mountain, on road #30N45, 3/4 mile N. of junction with Highway 36. 1341 Comment
  UCD106073  Hosackia crassifolia John Sawyer; T. W. Nelson 1978-6-9 3186 Trinity Black Rock Mountain, on road to Red Mountain. 1219 Comment
  CHSC114638  Hosackia yollabolliensis M. McEvoy; J. Inkster 2013-6-13 Trinity Hayfork Ranger Distr. South Fork Mountain. 10 m east of FS Road 1. Gravelly mafic/limestone soil. E-aspect, 2% slope, full sun. UTM (NAD83): 10N 4493134N, 45104E. 1675 Comment
  UCD100857  Howellanthus dalesianus Joseph M. DiTomaso 1976-6-24 498 Trinity Trinity Alps. Lower Gibson Meadows below Granite Lake. 1676 Comment
  HSC65234  Hydrophyllum occidentale J. P. Smith 1973-5-6 5676 Trinity Blanchert Flats near Douglas City Comment
  HSC72914  Hydrophyllum occidentale M. A. Baker 1980-7-2 2619 Trinity Near Horsehead Mtn. 1737 Comment
  HSC73467  Hydrophyllum occidentale Grunnert 12 Trinity Philpot Campground 808 Comment
  RSA298348  Hydrophyllum occidentale J. P. Smith 1973-5-6 6576 Trinity Blanchert Flats near Douglas City. Comment
  UC420702  Hypericum anagalloides Mrs. M. H. Manning June 1901 Trinity Trinity Summit Comment
  CAS-BOT-BC400815  Hypericum anagalloides Eugene Carter 1971-7-8 279 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville.) 0.1 mi. NW of Russell Cabin. (Backbone Creek Trail) 1219 Comment
  SEINET6178816 Image available Hypericum perforatum Harry S. Yates 2014-6-14 7 -149 Trinity Trinity NF; Rush Creek;; 0 610 Comment
  CHSC37685  Iliamna bakeri M. S. Taylor 1980-7-16 3143 Trinity Bear Creek trail, e of Canyon Creek trail, ca. 12 mi n of Junction City on Hwy 299. 1371 Comment
  JEPS801  Ipomopsis aggregata W. L. Jepson 1897-7-25 15048 Trinity pinnacle s of Yallo Balley; ; ; [=modern Solomon Peak, see FB 1_107] Comment
  SEINET7096726  Iris A. G. Vestal 1963-6-5 s.n. Trinity Ca. 4.3 miles south of Hayfork on Route 3 and opposite Clover Gulch. NAD27, 40? deg. 29' 47ao, -123?_ 10' 10ao (converted to WGS84 decimal degrees) UTM Zone 10 485642mE, 4482658mN. Comment
  SEINET7042858  Iris A. G. Vestal 1955-5-13 s.n. Trinity Ca. 2.5 miles northwest of Burnt Ranch. Trinity National Forest, Trinity River Valley. Ironside MTN quadrangle UTM Zone 10, 459297mE, 4521429mN. Comment
  RSA135827  Iris macrosiphon E. K. Balls 1957-5-25 22560 -1 Trinity 7.4 miles SW from Peanut along State Hwy 36 to Forest Glen. 1006 Comment
  RSA20750  Iris macrosiphon Carl B. Wolf 1937-6-20 8955 Trinity North Coast Range, Hettinshaw Valley - Zenia, 1 mi N of Zenia Guard Station. 1159 Comment
  RSA60655  Iris macrosiphon I. L. Wiggins 1950-5-29 12395 Trinity 1.8 miles southwest of Trinity County line on Scott Mountain Road, near Republican Point 1433 Comment
  UC1174791  Iris tenuissima L. W. Lenz and E. K. Balls 1955-5-15 20729 Trinity 0.2 mi e Humboldt-Trinity County line (on south fork of Trinity River); Trinity River 152 Comment
  HSC43261  Iris tenuissima K. Irwin 1977-5-20 337 Trinity Hwy. 299 to Lewiston, 1 mi. from Hwy. 299 Comment
  HSC62861  Iris tenuissima J. M. DiTomaso 1979-4-29 922 Trinity Grays Falls on slope above Trinity River 305 Comment
  UC375486  Isoetes howellii W. C. Blasdale 1896-6-10 Trinity <Hyampum> Comment
  JEPS123084  Isoetes occidentalis D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 062 Trinity Scorpion Lake Comment
  HSC56608  Juncus bolanderi G. L. Clifton 1979-7-17 7974 Trinity Near Bailey Canyon Campground, close to town of Mad River. 853 Comment
  RSA125602  Juncus bolanderi Peter H. Raven, Richard Snow 1958-7-19 13589 Trinity 3.8 miles southeast of Lewiston. Comment
  HSC69992  Juncus dudleyi Thomas W. Nelson, Jane Nelson 1978-6-21 4211 Trinity Along Trinity River flood plain, 100 m above the mouth of Indian Creek. 488 Comment
  UC909676  Juncus hemiendytus var. hemiendytus John Thomas Howell 1937-7-21 13213 Trinity Big Flat; ; Big Flat, Trinity Co. Comment
  CHSC55157  Juncus laccatus L. P. Janeway 1987-6-29 2389 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; flat mdw-wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch. 533 Comment
  HSC56552  Juncus laccatus Walter Overton 1979-7-17 7787 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  HSC56663  Juncus laccatus Walter Overton 1979-7-17 8164 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  JEPS106512  Juncus laccatus L. P. Janeway 2004-9-15 8323 Trinity Klamath Ranges. Hamilton Ranch; south end of Grass Valley, wide floodplain on southeast side of Trinity River just east of mouth of Grass Valley Creek 530 Comment
  CHSC70197  Juncus nevadensis Jennifer Whipple 1977-8-3 2082 Trinity Mount Eddy, Klamath Mountains. Meadows north of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2240 Comment
  HSC78278  Juncus nevadensis var. nevadensis John S. Palmer 1976-7-4 462 Trinity Bear Lakes Area, near Log Creek 1616 Comment
  CHSC82160  Juncus orthophyllus L. P. Janeway 2001-7-15 7335 Trinity Klamath Ranges. At Foss Camp Spring, 1.3 km south of Red Mountain; head of Red Mountain Creek. Around edge of small pond just above the spring. 1390 Comment
  HSC74213  Juncus orthophyllus M. A. Baker 1980-7-13 2923 Trinity Near Mule Ridge. 1585 Comment
  HSC42559  Juniperus occidentalis Robert M. Specht 1977-6-30 1136 Trinity Ukiah District [somewhere within the BLM district bounday, see County and TRS for location, not from the city of Ukiah proper] 1616 Comment
  HSC59954  Juniperus occidentalis M. A. Ericksen 1979-6-22 333 Trinity W slope of Horsehead Mtn. 1785 Comment
  CAS-BOT-BC236895  Keckiella corymbosa G. R. Kleeberger 1879-10-25 s.n. Trinity Mt. Bally Comment
  HSC27938  Keckiella corymbosa Gary S. Lester 1973-6-16 9 Trinity Trinity River, Six Rivers National Forest, 1 mi. downstream from Hawkins Bar 229 Comment
  JEPS95104  Keckiella corymbosa Vernon Oswald and Lowell Ahart 1997-7-17 8731 Trinity Forest Rd. 29 4.2 mi. s. of Hwy. 36 Trinity Nat'l Forest 1249 Comment
  POM188515  Keckiella corymbosa Marjories Jones 1931-7-16 28822 Trinity Burnt Ranch, near Trinity. Comment
  RSA293276  Keckiella corymbosa D. C. Michener 1980-7-30 3749 Trinity North Coast Ranges. Above road 11.5 miles south of jct to Ruth on Covello-Zenia road. 950 Comment
  SD50694  Keckiella corymbosa Darley F. Howe 1959-8-4 Trinity Dry hillside on #299, 5I(c) mi. west of Weaverville Comment
  UC1553527  Keckiella corymbosa E. Dean 1988-8-2 156 Trinity peak e Pony Buck Peak (n of Black Rock Mtn, dry ridge facing s) Comment
  CAS-BOT-BC236904  Keckiella corymbosa R. K. Gierisch; D. H. Esplin 1969-7-2 3540 Trinity Trinity River Comment
  CAS-BOT-BC246187  Keckiella lemmonii Eugene Carter 1971-7-28 320 Trinity Along the Hobo Gulch Road at Blue Ridge, 18 mi. NW of Weaverville, North Fork Trinity River, Hobo Gulch Camp and vicinity 1112 Comment
  HSC44751  Keckiella lemmonii Maralyn O'Meara 1971-10-17 35 Trinity Canyon Creek Comment
  RSA293269  Keckiella lemmonii D. C. Michener 1980-7-30 3753 Trinity North Coast Ranges. Just east of Hayfork Summit on CA 3. 1100 Comment
  RSA293299  Keckiella lemmonii D. C. Michener 1980-7-30 3751 Trinity North Coast Ranges, Mad River Valley. On road to Ruth 12.5 miles southeast of jct with CA 36. 800 Comment
  RSA293300  Keckiella lemmonii D. C. Michener 1980-7-30 3752 Trinity North Coast Ranges. Near confluence of North Rattlesnake Creek and South Fork of the Trinity River, east of Forest Glen. 800 Comment
  HSC390  Kelloggia galioides William J. Ferlatte 1966-8-6 362 Trinity Big Flat 1524 Comment
  HSC74467  Kelloggia galioides Gail Newton 1980-7-12 1340 Trinity Near Red Lassic 1798 Comment
  HSC78213  Kelloggia galioides John S. Palmer 1975-7-27 421 Trinity Ridgetop E of Little Bear Lake 2143 Comment
  UC35306  Kopsiopsis strobilacea W. C. Blasdale 1896-6-11 Trinity Hyampom. Comment
  CAS-BOT-BC337857  Lagophylla ramosissima H. S. Yates 1914-5-17 283 Trinity Near Weaverville Comment
  HSC69690  Lagophylla ramosissima Thomas W. Nelson, J. O. Sawyer 1978-6-9 4102 Trinity Along road to Ruth S of junction with S.R. 36 Comment
  HSC28221  Lamium purpureum J. P. Smith 1973-4-7 6002 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
  NY335476  Lappula bella H. M. Hall 1909-7-21 8599 Trinity Dorleska, in the Salmon Mts, 2000 Comment
  UCR84744  Lathyrus Kathy Harper 1992-5-15 s.n. Trinity State Hwy 3, less than 1 mi. north of State Hwy 36, next to [Bule Gulch] 'Dobbin's Creek' [south of Peanut] 762 Comment
  CAS-BOT-BC204921  Lathyrus Roxana S. Ferris; Laura Lorraine 1948-6-11 11697 Trinity 1.5 miles above Peanut on State Highway 36 Comment
  CAS-BOT-BC204995  Lathyrus jepsonii var. californicus Mrs. E. C. Van Dyke 1931-6-15 s.n. Trinity Carville [Carrville] Comment
  UCD106354  Lathyrus latifolius Marcia A. Peltier 1990-8-16 s.n. Trinity Hayfork, Tule Creek Road, near intersection with Hayfork Creek. 762 Comment
  JEPS55339  Lathyrus nevadensis var. nevadensis Mrs. M. H. Manning 1901-7-1 61 Trinity Trinity Summit Comment
  HSC75135  Lathyrus sulphureus Thomas W. Nelson 1979-5-13 4650 Trinity Along Rd. from SR 3 to Deerlick Springs 2 mi. S of Blanchard Flats. 640 Comment
  JEPS111029  Lathyrus sulphureus Sue Pappalardo 1997-5-27 965 Trinity Weaverville Ranger District; Mooney Gulch. Near Lewiston Lake, along FS road 34N13. 630 Comment
  RSA88148  Lathyrus sulphureus C. L. Hitchcock 1953-7-4 20031 Trinity About 12 miles S.E. of Alderpont on road to Covelo. Comment
  UC15361  Lathyrus torreyi C. C. Marshall 1886-1 Trinity Trinity Mountains Comment
  HSC24156  Lathyrus tracyi J. O. Sawyer 1970-5-8 2626 Trinity 5 mi. SW of Primitive Area, E Fork of New River 610 Comment
  HSC34848  Lathyrus tracyi Thomas W. Nelson 1975-5-17 1818 Trinity Across the Trinity River from Douglas City Comment
  POM258998  Ledum glandulosum A. S. Hitchcock, J. S. Martin 1939-7-11 5373 Trinity 11 miles north of Dedrick , east shore of upper Canyon Creek Lake. Comment
  UC1121004  Ledum glandulosum H. A. Jensen 1932-8-11 250 Trinity Trinity National Forest, Head of Canyon Creek Canyon Creek; Trinity National Forest, Canyon Creek 1737 Comment
  RSA41866  Leersia oryzoides H. C. Cantelow 1936-8-25 1670 Trinity Scott Ranch, 3 miles S of Trinity Center. Comment
  JEPS429  Lemna minuscula Joseph P. Tracy 1926-9-6 7786 Trinity on Trinity River, 5 mi e of the South Fork, Sharber Slough Trinity River; Northern Coast Ranges, , Sharber Slough 182 Comment
  CHSC51513  Lemna minuta L. P. Janeway 1987-6-29 2406 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; 'Lowden Ranch.' On N side of Lewiston Rd 1.8 mi from hwy 299. 533 Comment
  HSC24160  Lepidium campestre J. O. Sawyer 1970-5-8 2618 Trinity 5 mi. SW of Primitive Area, E Fork of New River 610 Comment
  JEPS94805  Lepidium heterophyllum Vernon Oswald and Lowell Ahart 1998-5-14 9077 Trinity Wildwood Road 0.4 mi s of the East Fork Road into the Chanchelulla Wilderness Area Chanchelulla Wilderness Area; Wildwood Road 816 Comment
  HSC73137  Leptosiphon bolanderi Gail Newton 1980-7-1 840 Trinity Near Hayden Roughs 1219 Comment
  HSC23455  Leptosiphon ciliatus D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5261 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  JEPS129816  Leptosiphon harknessii John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-13 2156 B Trinity NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  RSA293140  Leptosiphon pygmaeus subsp. pygmaeus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5332 Trinity Along Covelo-Zenia Road, 1.5 miles south of Lake Mountain Ranch. 823 Comment
  CAS-BOT-BC225666  Leptosiphon rattanii Joseph P. Tracy 1932-6-17 10164 Trinity Three Forks of Mad River 883 Comment
  CAS-BOT-BC341929  Lessingia nemaclada C. L. Hitchcock; J. S. Martin 1939-7-10 5347 Trinity Ca. 10 miles east of Douglas City 914 Comment
  HSC5933  Lessingia nemaclada M. T. Milligan 1964-9-13 267 Trinity 1 mi. E of Cedar Flat on Hwy. 299, along Trinity River. 457 Comment
  HSC70177  Lessingia nemaclada Thomas W. Nelson 1978-6-22 4313 Trinity Along branch road off Dubakella Rd. 2 mi. from junction with Red Mtn. Motorway, SW of S Dubakella. 1555 Comment
  HSC70460  Lessingia nemaclada J. P. Smith, Linda M. Barker, J. Cole 1976-7-27 8949 Trinity Shasta National Forest, Eagle Creek Campground. Comment
  JEPS102232  Lessingia nemaclada L. P. Janeway 2001-7-16 7364 Trinity Klamath Ranges. Near un-named spring below Road 29N48 1.9 km west-southwest of Mud Spring; about 4.5 km southwest of Dubakella Mountain. 1440 Comment
  RSA702630  Lessingia nemaclada L. P. Janeway 2004-9-15 8324 Trinity Klamath Ranges: Hamilton Ranch, south end of Grass Valley, wide floodplain on southeast side of Trinity River just east of mouth of Grass Valley Creek 530 Comment
  POM258947  Lessingia nemaclada C. L. Hitchcock, J. S. Martin 1939-7-10 5347 Trinity Ca. 10 miles east of Douglas City. 915 Comment
  CHSC34831  Leucothoe davisiae M. S. Taylor 1980-7-15 3133 Trinity Canyon Creek trail, ca. 1 mi. n of the trailhead, ca. 12.1 mi n of Junction City on Hwy 299. 1371 Comment
  HSC7843  Leucothoe davisiae D. E. Anderson 1961-10-8 1874 Trinity Near E Weaver Lake 1982 Comment
  POM254012  Leucothoe davisiae C. L. Hitchcock, J. S. Martin, A. S. Hitchcock 1939-7-11 5409 Trinity East shore of upper Canyon Creek Lake, ca. 11 mi. north of Dedrick. 1982 Comment
  RSA211452  Leucothoe davisiae William J. Ferlatte 1967-8-7 833 Trinity Canyon Creek Lakes. Stream bank below L Lake. 1646 Comment
  UCD13253  Leucothoe davisiae K. Mawdsley 1996-7-8 4 Trinity California: Trinity Co. Trinity Alps. Shore of Little Boulder Lake. T36N, R8W, Sect. 20. Ycatatom Pk. 7.5' topo. Elev. 6325. Comment
  CAS-BOT-BC229457  Lewisia cotyledon var. heckneri H. M. Pollard 1953-8-25 s.n. Trinity Scenic Trail, near Trinity Alps Resort 914 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
  HSC45291  Lewisia cotyledon var. heckneri Brad Klipfel 1975-5-18 605 Trinity Along Hwy. 299 just W of Oregon Mtn. Summit Comment
  HSC46847  Lewisia nevadensis William J. Ferlatte 1976-7-8 1793 Trinity Parker Creek, a tributary of Swift Creek 1830 Comment
  RSA66412  Lewisia nevadensis P. A. Munz 1951-7-21 16769 Trinity Head of Patty John Basin. North Yolla Bolly Mountains. 2073 Comment
  HSC68894  Lewisia rediviva Thomas W. Nelson, Jane P. Nelson 1980-6-20 5667 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
  CAS-BOT-BC444503  Lewisia triphylla H. M. Hall 1909-7-22 8616 Trinity Above Union Lake, in the Salmon Mountains Comment
  UC1565805  Ligusticum apiifolium R. Spellenberg 1990-7-11 Trinity 2 mi. s.e. Burnt Ranch (on Spellenberg property in Bidden Creek drainage, 1 mi. s. of CA Hwy. 299); Bidden Creek drainage 487 Comment
  CAS-BOT-BC183599  Ligusticum californicum Eugene Carter 1975-8-19 1090 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Near Rattlesnake Lake Camp 1691 Comment
  HSC46889  Ligusticum californicum William J. Ferlatte 1974-8-16 1653 Trinity Summit Lake, below W side of lake 2225 Comment
  HSC46890  Ligusticum californicum William J. Ferlatte 1975-8-25 1736 Trinity Upper Bowerman Meadows, about 1.25 mi N of Granite Peak 2012 Comment
  RSA125349  Ligusticum grayi P. H. Raven 1956-9-4 10426 Trinity Deadfall Lakes (due west of Mt. Eddy) 2287 Comment
  UC1167720  Ligusticum grayi Peter H. Raven 1956-9-4 10426 Trinity due w. Mt. Eddy (Deadfall Lakes); Deadfall Lakes 2286 Comment
  UC809684  Ligusticum grayi E. K. Balls 1949-7-1 13740 Trinity 8 mi. above Dedrick (Canyon Creek Meadow); Canyon Creek Meadow 1371 Comment
  UCR5016  Lilium Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 Comment
  HSC78354  Lilium kelleyanum John S. Palmer 1973-7-1 106 Trinity Bear Lakes area, Tangle Blue Lake at W edge of lake 1753 Comment
  HSC81900  Lilium kelleyanum Thomas W. Nelson, Jane P. Nelson 1979-7-7 4971 Trinity Along Davis Creek, W side of Hwy. 3 793 Comment
  CAS-BOT-BC509395  Lilium kelleyanum Elizabeth McClintock; Wayne Roderick 1967-7-26 s.n. Trinity Mumbo Basin. W. of Mt. Shasta 1524 Comment
  CAS-BOT-BC509398  Lilium kelleyanum Mrs. J. C. Reynolds June s.n. Trinity Carrville Comment
  UC1197701  Lilium pardalinum Joseph P. Tracy 1935-8-8 14703 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mts. 1889 Comment
  RSA50264  Lilium pardalinum E. K. Balls 1949-7-3 13788 Trinity Trail to right above Bear Creek, above Dedrick. 1067 Comment
  SEINET10469679  Lilium pardalinum subsp. shastense Mary Merello 1993-6-21 Merello 681 Trinity Shasta-Trinity National Forest. Along Rush Creek Road (also road to Lewiston) off State Hwy. 3 NW of Weaverville. Mixed conifer-mixed hardwood forest. Disturbed. Along Rush Creek. 620 Comment
  CAS-BOT-BC508467  Lilium parvum E. K. Balls 1949-7-7 13888 Trinity Scott Mountain Camp Meadow, Scott Mt. 1630 Comment
  HSC54358  Lilium rubescens G. L. Clifton 1979-7-16 7873 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  SBBG1043  Lilium rubescens H. and M. Dearing 1939-6-17 3665 Trinity 5 mi N of Weaverville 1219 Comment
  UC666947  Lilium washingtonianum subsp. purpurascens Joseph P. Tracy 1935-8-2 14435 Trinity headwaters of Eagle Creek; Eagle Creek 1463 Comment
  RSA275363  Limnanthes floccosa subsp. floccosa J. P. Smith 1973-5-6 6601 Trinity Blanchert Flats near Douglas City. Comment
  JEPS47374  Limnanthes striata L. R. Heckard and Robert Ornduff 1966-4-28 1488 Trinity 3.2 mi n Junction City (above and e of road) Comment
  RSA249421  Linanthus ciliatus D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5688 Trinity Rutledge Opening, a former small settlement area. Comment
  CHSC37354  Linaria dalmatica subsp. dalmatica Paul Vittori 1981-4-26 12 Trinity Ca. 100 yds ne of Trinity river 50 yds s of Hwy 299w 4 mi w of Del Loma. 358 Comment
  HSC90054  Linaria dalmatica subsp. dalmatica Grefsrud, Reed, Rohmer 1990-4-28 75 Trinity End of Steelbridge Road, 3.5 mi. N of Hwy. 299. 518 Comment
  CAS-BOT-BC240395  Linnaea borealis subsp. longiflora L. R. Abrams 1916-7-22 6196 Trinity North slope between Mad & Trinity Rivers on Eureka Red Bluff road Comment
  JEPS94466  Linnaea borealis var. longiflora Vernon Oswald and Lowell Ahart 1997-7-17 8762 Trinity Forest Route 30 se of Ruth Reservoir at Texas Chow Creek Ruth Reservoir; Texas Chow Creek, Forest Route 30 944 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
  UC668040  Linum lewisii Joseph P. Tracy 1935-8-3 14452 Trinity Mary Blaine Mountain 1950 Comment
  CAS-BOT-BC111969  Lipocarpha micrantha John Thomas Howell 1936-8-25 12773 Trinity Near Trinity Center Comment
  UC303022  Lipocarpha micrantha Joseph P. Tracy 1926-7-4 7711 Trinity near Limestairs (on e side of South Fork Trinity River); Northern Coast Ranges, South Fork Trinity River 304 Comment
  UC1135292  Lithocarpus densiflorus var. echinoides R. W. Lundh 1932-11-19 185 Trinity 3 mi n Niagara Mine; Weaverville Quad. 1371 Comment
  CAS-BOT-BC432294  Lithophragma affine Clarence R. Quick 1934-6-3 1282 Trinity Near Grizzly Meadows, Stanislaus National Forest Comment
  JEPS43519  Lithophragma campanulatum W. L. Jepson 1934-5-5 16649 Trinity Forest Glen; South Fork Trinity River, Forest Glen Comment
  CAS-BOT-BC435442  Lithophragma glabrum Eugene Carter 1973-5-27 535 Trinity North Fork Trinity River. Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville). Along North Fork Trail at Upper Morrison Bluff. 1051 Comment
  HSC75384  Lithophragma parviflorum J. O. Sawyer 1980-6-18 3451 Trinity Yolla Bolly Wilderness, Cedar Basin 2256 Comment
  JEPS14625  Lithophragma parviflorum Helen K. Sharsmith 1953-6-27 4380 Trinity 2 mi below Pickett Peak (on Horse Ridge leading s from South Fork Mountain); Inner North Coast Ranges, Trinity National Forest 1676 Comment
  HSC78485  Lithophragma parviflorum John S. Palmer 1973-7-1 103 Trinity S of Tangle Blue Lake 1753 Comment
  RSA125700  Lithophragma parviflorum E. K. Balls 1957-5-25 22572 Trinity Mad River Ranger Station. 1.5 miles E of Trinity-Humboldt Co. line. State Hwy 36. 823 Comment
  UCR66504  Lithophragma trifoliatum D. L. Goforth 1977-4-29 34 Trinity Blue Ridge 1098 Comment
  HSC42370  Lithospermum californicum Richard Runyon 1977-5-21 Trinity Eagle Creek Campground 851 Comment
  CAS-BOT-BC325947  Lithospermum californicum G. R. Kleeberger 1880-5-27 s.n. Trinity Unspecified Comment
  HSC46935  Lithospermum californicum William J. Ferlatte 1976-5-19 1767 Trinity Canyon of Coffee Creek at N Fork of Coffee Creek, N side of road, E side of N Fork 1065 Comment
  HSC34258  Lolium perenne A. Montalvo 1975-5-17 250 Trinity Humboldt Meridian, along State Route 299 at the Hyden Flat Campground. 390 Comment
  HSC58444  Lolium perenne G. L. Clifton 1979-7-16 7860 Trinity Near S Fork Mtn., close to the town of Mad River 1646 Comment
  SEINET13944732 Image available Lomatium Thomas Nelson, James Nelson 1976-1 2750 Trinity in meadow above Senteney Rock, alt. 5000 ft. T1S R6E SEC19. 1524 Comment
  HSC74186  Lomatium ciliolatum var. ciliolatum Gail Newton 1980-7-3 986 Trinity Near Horsehead Mtn. 1753 Comment
  CHSC114577  Lomatium dasycarpum Susan Erwin 2000-6-5 01055 Trinity Shasta-Trinity National Forests, Yolla Bolla Ranger District, on FS Road 30, ca 1.5 miles south of Highway 36. 1200 Comment
  RSA695857  Lomatium dasycarpum Vasu Dev, Barbara Dev 2004-7-17 7207 Trinity ~2 miles along dirt road 29N33. This road comes off of 29N32. The latter comes off of route 30 about 3 miles from its junction with Highway 36 in the Shasta-Trinity National Forest. Comment
  HSC27401  Lomatium dasycarpum subsp. dasycarpum Dennis Anderson, D. Santana, J. Lackey 1971-7-15 5252 Trinity Along 1 SO 7, Shanty Creek, 5 mi. W of Ruth Dam 1341 Comment
  HSC67339  Lomatium dasycarpum subsp. dasycarpum Thomas W. Nelson, Jane P. Nelson 1980-5-25 5329 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch. 823 Comment
  HSC27542  Lomatium dissectum var. dissectum J. P. Smith 1973-4-7 5995 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
  POM298646  Lomatium engelmannii Lincoln Constance, Shan 1946-6-1 s.n. Trinity Between Coffee and Eagle Creeks, 6 miles north of Carrville 915 Comment
  HSC34342  Lomatium macrocarpum J. P. Smith, J. O. Sawyer 1973-7-3 6956 Trinity Hill south and west of South Dubakella Mtn. 1585 Comment
  HSC72515  Lomatium macrocarpum Gail Newton 1980-7-2 952 Trinity Near N Kelsey Peak 1463 Comment
  HSC73517  Lomatium macrocarpum Gail Newton 1980-7-13 1436 Trinity Near Mule Ridge 1646 Comment
  HSC73901  Lomatium macrocarpum R. York 1980-5-24 643 Trinity Near Long Ridge. 1036 Comment
  HSC91142  Lomatium macrocarpum Jennifer Whipple 1976-7-12 1411 Trinity Mt. Eddy, S facing slopes N of Deadfall Lake in the Deadfall drainage. 2195 Comment
  JEPS14212  Lomatium macrocarpum Joseph P. Tracy 1935-8-3 14457 Trinity Mary Blaine Mt. 1950 Comment
  HSC71580  Lomatium nudicaule M. A. Baker 1980-6-25 2347 Trinity Near Castle Rock 1280 Comment
  HSC68907  Lomatium tracyi Thomas W. Nelson, Jane P. Nelson 1980-6-20 5683 Trinity Hill above FS 29N55 at jct. with spur road, 5.6 mi. S of junction with Hwy. 36 1677 Comment
  RSA48219  Lomatium tracyi Roxana S. Ferris, Lorraine 1948-6-11 s.n. Trinity 1.5 miles above Peanut on State Hwy 36. Comment
  SEINET13944727 Image available Lomatium tracyi Thomas W. Nelson 1980-1 5346 Trinity Ironside Mountain Quad., Shasta-Trinity National Forest. Along road 60 (Underwood Mountain Road) 6.6 miles S of junction with State Route 299, alt. 3500 ft. T5N R6E SEC35. 1067 Comment
  HSC82016  Lomatium triternatum Thomas W. Nelson, Jane P. Nelson 1980-5-30 5378 Trinity Along FS 4N09, 1.0 mi. from junction with road 60, above Eltapom Creek 945 Comment
  RSA455710  Lonicera ciliosa Christopher Davidson 1975-6-6 2706 Trinity 13.7 mi N of Weaverville on Hwy 3. 823 Comment
  CDA35626  Lonicera hispidula J. R. Keck Jr. 1978-9-22 PDR# 330071 Trinity Burnt Ranch Campground; U.S. Forest Service. 0 Comment
  CAS-BOT-BC240859  Lonicera interrupta E. R. Johnson 1928-8-26 1153 Trinity Between Weaverville and Lewiston Comment
  CAS-BOT-BC198580  Lotus Harry S. Yates 1914-5-17 7 -36 Trinity Near Weaverville, Trinity Forest 670 Comment
  SEINET7042501  Lotus corniculatus A. G. Vestal 1963-6-4 s.n. Trinity 2 miles east of Hayfork. Hayfork quadrangle UTM Zone 10, 487863mE, 4488790mN. Comment
  HSC74266  Lotus humistratus M. A. Baker 1980-5-25 1518 Trinity Near Shannon Butte 701 Comment
  HSC26792  Lotus humistratus Thomas W. Nelson 1971-4-25 425 Trinity Hwy. 299 at Big Flat Comment
  HSC67340  Lotus humistratus Thomas W. Nelson, Jane P. Nelson 1980-5-25 5328 Trinity Along Covelo-Zenia Rd., 1.5 mi. S of Lake Mtn. Ranch. 823 Comment
  JEPS120195  Lotus nevadensis Julie Kierstead Nelson with Christy Wagner 2011-6-21 2011 -30 Trinity Soldier Creek watersed, near Carter Ranch Rd. 51J; 2 miles WSW of Junction City, Trinity River & Hwy 299. 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
  HSC76443  Lotus unifoliolatus var. unifoliolatus Athy Ferguson 1981-7-9 8112 Trinity Near Duncan Ranch 960 Comment
  RSA167337  Lotus yollabolliensis H. E. Parks, J. Tracy 1947-6-26 11640 Trinity South Fork Mountains, 2 miles N of Cold Springs 1707 Comment
  RSA789909  Luina hypoleuca J. R. Shevock, Steele Wotkyns 1987-8-23 11806 Trinity Yolla Bolly-Middle Eel Wilderness, Mendocino National Forest. Along Middle Fork of the Eel near Fern Point. 1220 Comment
  RSA50261  Lupinus adsurgens var. lilacinus E. K. Balls 1949-7-4 13809 Trinity Trail f rom Chloride Mine to Globe Mine, above Dedrick. 1006 Comment
  UC184636  Lupinus albicaulis var. shastensis Harry S. Yates 1914-6-10 409 Trinity Rush Creek Comment
  LA205019  Lupinus albifrons C. B. Wolf; 1937-6-13 8803 Trinity Inner North Coast Range, Red Bluff--Eureka Road, 6.02 mi. E of Mad River Store 1066 Comment
  CAS-BOT-BC195991  Lupinus albifrons var. albifrons Charles Piper Smith 1929-7-11 4402 Trinity Weaverville - Hayfork Road - 12 miles SW of Hayfork Mountain and Brown Creek Comment
  HSC58441  Lupinus andersonii G. L. Clifton 1979-7-16 7812 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  SEINET12154366  Lupinus andersonii J. P. Tracy 1941-1 17021 Trinity South Fork Mtn, nr Cold Springs. nr Blake Lookout 1646 Comment
  SEINET10841213  Lupinus bicolor Mary Merello 1993-6-21 Merello 686 Trinity Shasta-Trinity National Forest. Along Rush Creek Road (also road to Lewiston) off State Hwy. 3 NW of Weaverville. Mixed conifer-mixed hardwood forest. Disturbed. Along Rush Creek. 620 Comment
  UC1553483  Lupinus bicolor E. Dean 1988-6-19 65 Trinity Hayfork, along Forest Rd by ranger station Hayfork 609 Comment
  HSC37485  Lupinus bicolor M. G. Schmidt 1976-5-3 3 Trinity By Fairgrounds, 1/4 mi. W of Hayfork. Comment
  HSC658  Lupinus croceus William J. Ferlatte 1967-7-6 638 Trinity Ridge between Landers Lake and Union Lake 2134 Comment
  JEPS25583  Lupinus croceus Rimo Bacigalupi 1959-7-2 7214 Trinity rd from Castella to Trinity R just w Ramshorn Summit (northerly slopes Bananza King ridge, btw Mombo Creek and Ramshorn Creek, watershed btw main fork and e fork Trinity River); on watershed btw main fork and e fork of Trinity River 1524 Comment
  JEPS87864  Lupinus croceus Vernon H. Oswald and L. Ahart 1994-6-14 6300 Trinity Forest Rd 25 w Castella (w of Ramshorn Summit); n side Ramshorn Creek, Ramshorn Summit 1280 Comment
  UC130650  Lupinus croceus H. M. Hall July, 1909 8610 Trinity Dorleska Salmon Mountains (Salmon Mountains) 1981 Comment
  CAS-BOT-BC215353  Lupinus croceus Carl B. Wolf 1937-8-12 9187 Trinity 1.6 miles S of Cold Spring Lookout, South Fork Mountain, North Coast Range 1524 Comment
  HSC64375  Lupinus croceus J. O. Sawyer 1978-5-28 3154 Trinity Along Coffee Creek Rd. at Sugar Pine Creek Trailhead. 976 Comment
  UCD107617  Lupinus croceus var. pilosellus G. F. Hrusa 1992-5-3 10432 Trinity Trinity Camp; along Scorpion Creek. Road to Bonanza King Lookout off Hwy 3. Comment
  HSC45294  Lupinus densiflorus Brad Klipfel 1975-5-18 607 Trinity Along Hwy. 299 S of Weaverville Comment
  HSC34885  Lupinus densiflorus var. densiflorus Thomas W. Nelson 1975-5-17 1821 Trinity Panwauket Gulch Comment
  CAS-BOT-BC202058  Lupinus lapidicola Eugene Carter 1971-7-13 286 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) 2 mi. west of Hobo Gulch 1691 Comment
  HSC81808  Lupinus lapidicola Thomas W. Nelson, Jane P. Nelson 1980-7-17 6129 Trinity Along FS Rd. 17 at summit at county line 2073 Comment
  HSC35179  Lupinus latifolius R. M. Sullivan 1975-5-16 69 Trinity Humboldt Meridian, trails above the Trinity River at Grays Falls Campground 310 Comment
  HSC40555  Lupinus latifolius J. O. Sawyer, Kevin Sawyer, J. P. Smith 1974-6-25 2577 Trinity Along trail to Granite Lake 1372 Comment
  UC1553481  Lupinus latifolius E. Dean 1988-6-27 80 Trinity Old logging road 35N72Y-A between Stoney Creek and drainage that runs e into Stoney Creek (Trinity Lake area); , btw Stoney Crk and drainage runs into Sto 780 Comment
  HSC36244  Lupinus latifolius John Rehling 1975-5-15 75 Trinity Grays Falls Campground E of the town of Salyer. Comment
  HSC81537  Lupinus latifolius subsp. viridifolius Thomas W. Nelson, Jane P. Nelson 1980-6-16 5460 Trinity Along road to Plummer Peak; ca. .5 mile from Philpot Campground 793 Comment
  HSC91366  Lupinus latifolius subsp. viridifolius A. Eller, A. Smith, B. Hoffman 1989-4-28 33 Trinity Burnt Ranch Campground 396 Comment
  UC198484  Lupinus lepidus var. confertus A. W. Anthony 1899-1 Trinity Comment
  JEPS65068  Lupinus lepidus var. sellulus Joseph P. Tracy 1923-6-30 6460 Trinity near summit on Weaverville Road Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  SBBG3667  Lupinus luteolus H. and M. Dearing 1939-6-19 3677 Trinity near Big Bear Comment
  HSC42578  Lupinus luteolus Robert M. Specht 1977-7-20 1165 Trinity Ukiah Distract, drainage NW from Antone Basin Comment
  RSA41976  Lupinus lyallii var. villosus H. C. Cantelow 1936-8-27 1653 Trinity About 1/2 mi. E of Scott Ranch, 3 mi. S of Trinity Center. Comment
  UCR84734  Lupinus microcarpus Kathy Harper 1992-5-15 s.n. Trinity Hell's Gate Forest Service Campground along NW side of S fork of Trinity River, 1 mi east of Forest Glen on Hwy 36 703 Comment
  UC184639  Lupinus nanus Harry S. Yates 1914-5-17 292 Trinity near Weaverville Comment
  UC184640  Lupinus onustus Harry S. Yates 1914-5-21 339 Trinity Little East Weaver Creek Comment
  SEINET10486170  Lupinus polycarpus Thomas W. Nelson, Jane P. Nelson 1982-5-15 Nelson 6814 Trinity In and about Big Bar Campground. Mixed evergreen forest. 457 Comment
  HSC81521  Lupinus sellulus subsp. ursinus Thomas W. Nelson, Jane P. Nelson 1980-7-17 6100 Trinity Along F.S. Rd. 17 at summit at county line. 2073 Comment
  HSC89749  Lupinus sellulus subsp. ursinus A. Eller, A. Smith, B. Hoffman 1989-4-27 27 Trinity At Salyer rest stop on Hwy. 299, 3 mi. E of Humboldt/Trinity Co. line 229 Comment
  SEINET10907096  Lupinus sellulus var. lobbii Thomas W. Nelson, Jane P. Nelson 1980-6-27 Nelson 5928 Trinity Blocksburg quad. Along rd s208, ca .6 mi s of jct with rd 1s07. Jeffrey pine Woodland over serpentine. 1646 Comment
  SEINET10936613  Lupinus subvexus var. subvexus Worley 1985-5-11 WORLEY 71 Trinity Shasta-trinity national forest. 1 Mi from basin gulch campground. South of Peanut, california. Pinus jeffreyi woodland. 820 Comment
  HSC40623  Luzula comosa Thomas W. Nelson, James Nelson 1976-6-22 2836 Trinity Below Senteney Rock 1494 Comment
  HSC56672  Luzula comosa Walter Overton 1979-7-18 8196 Trinity Near Horse Ridge, close to the town of Mad River 1219 Comment
  HSC73438  Luzula comosa Gail Newton 1980-7-9 1112 Trinity Near Shanty Creek. 1113 Comment
  HSC73495  Luzula comosa Gail Newton 1980-7-13 1392 Trinity Near Red Rock. 1509 Comment
  HSC76530  Luzula comosa Alerie Gizinski 1981-7-30 226 Trinity Near Goat Hill 1433 Comment
  HSC12770  Luzula divaricata William J. Ferlatte, Alice Q. Howard 1970-8-11 1302 Trinity N side of Thompson Peak above Grizzly L. 2500 Comment
  HSC78865  Luzula divaricata John S. Palmer 1976-7-5 472 Trinity Bear Lakes Area, basin NW of Bear Lake 1951 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
  CAS-BOT-BC344060  Madia elegans Mrs. H. C. Cantelow 1936-8-23 1576 Trinity Scott Ranch, about 5 mi. S. along Trinity River Comment
  CHSC35615  Madia elegans subsp. elegans Thomas W. Nelson; Jane P. Nelson 1980-8-21 6254 Trinity North Coast Ranges. Along road 30N29 at junction with road 29N73. 1524 Comment
  POM261215  Madia elegans subsp. vernalis Ynez Whilton Winblad 1938-5-3 s.n. Trinity Mineral King Road Comment
  RSA245257  Madia elegans subsp. vernalis William J. Ferlatte, B. D. Rogers 1966-6-7 2068 Trinity Near Hay Fork summit 1189 Comment
  CAS-BOT-BC343481  Madia gracilis H. M. Hall 1909-7-1 8550 Trinity Salmon Mountains. Nash Mine, Coffee Creek 1249 Comment
  HSC70812  Madia gracilis Gail Newton 1980-7-3 1008 Trinity Near Horsehead Mtn. 1753 Comment
  UC130579  Madia gracilis H. M. Hall July 1909 8550 Trinity Nash Mine, Coffee Creek Salmon Mountains, Nash Mine, Coffee Creek 1249 Comment
  CAS-BOT-BC343483  Madia gracilis Harry S. Yates 1914-5-22 7 -63 Trinity Trinity National Forest. Hills North East of Weaverville 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
  CAS-BOT-BC8142  Madia stebbinsii T. W. Nelson; J. P. Nelson 1978-6-23 4337 Trinity Dubakella Mountain Quadrangle. Along Forest Service Road to Hell to Find Lake Comment
  SEINET10475511  Madia stebbinsii Mary Susan Taylor 1980-6-17 Taylor 2914 Trinity T29N R11W se sec 26 extending into ne sec 35. Dubakella Mt quad. Shasta- Trinity Natl Forest; at jct of Rd 29N38 and 29N43, on ridgetop, ca. 3 mi due S of Wildwood. 1383 Comment
  CHSC3212  Maianthemum racemosum Susan Carrauthers 1966-5-14 154 Trinity 9 mi. from Weaverville (south) on Highway 299. Comment
  HSC38977  Maianthemum racemosum subsp. amplexicaule J. O. Sawyer, K. A. Sawyer, J. P. Smith 1974-6-28 2641 Trinity Deer Creek Trail at junction with trail to Luella Lake 1951 Comment
  HSC51258  Maianthemum racemosum subsp. amplexicaule G. L. Clifton, Overton 1979-6-4 4097 Trinity Near Shanty Creek, close to the town of Alderpoint 853 Comment
  HSC78361  Maianthemum racemosum subsp. amplexicaule John S. Palmer 1974-9-14 271 Trinity Bear Lakes Area, S of Big Bear Lake 1951 Comment
  CAS-BOT-BC511545  Maianthemum racemosum subsp. amplexicaule L. B. Kildale 1931-8-30 s.n. Trinity New River road 7 miles east of Irving Junction Comment
  RSA120327  Maianthemum stellatum S. S. Tillett 1956-7-9 654 Trinity Above Masterson Meadow, E side of Scott Mountain, Siskiyou-Trinity county line, ca. 8 miles SE of Callahan. 1890 Comment
  CAS-BOT-BC514201  Maianthemum stellatum Annie M. Alexander; Louise Kellogg 1948-8-21 5529 Trinity Morris Meadow, Stuart Fork of Trinity, Trinity Mountains 1280 Comment
  CAS-BOT-BC514203  Maianthemum stellatum Eugene Carter 1973-8-9 660 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1706 Comment
  OBI15666  Malacothrix floccifera Carl B. Wolf 1937-6-20 8958 Trinity N Coast Range, 13 7/10 mi S of Zenia on Covelo Rd Comment
  SBBG9274  Malacothrix floccifera H. and M. Dearing 1939-6-17 3673 Trinity near Trinity Alps Comment
  UC302191  Malacothrix floccifera Joseph P. Tracy 1926-5-31 7546 Trinity Big Bar Northern Coast Ranges 426 Comment
  UC775059  Malacothrix floccifera Carl B. Wolf 1937-6-20 Trinity 9.5 mi above Eureka - Red Bluff Road (Van Duzen Road to Hettenshaw Valley); North Coast Range 762 Comment
  CAS-BOT-BC140198  Malus communis H. de Forest 1911-9-12 99 Trinity Trinity National Forest Comment
  HSC56653  Marah oregana Walter Overton 1979-7-17 8122 Trinity Near S Fork Mtn., close to the town of Mad River. 1390 Comment
  CAS-BOT-BC71150  Marsilea oligospora John Thomas Howell 1937-7-21 13215 Trinity Big Flat Comment
  JEPS98797  Melica Sue Pappalardo 1996-10-3 909 Trinity 1 mi S of Hayfork Bally (on E side of Forest Service road 4N08, 2/10 mi S of junction with Forest Service road 4N08A; Sedum paradisum site 14-11; Little Creek drainage); Shasta-Trinity National Forest, Hayfork Ranger District 1400 Comment
  JEPS129811  Melica aristata John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-14 2179 B Trinity NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  HSC28384  Melica bulbosa J. P. Smith 1973-4-21 6185 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 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
  SEINET4671578  Melica californica J. Sawyer 1970-1 2570 Trinity Ironside Mountain Quad, above New River 244 Comment
  CHSC6106  Melica frutescens A. R. Jaegel 1968-4-27 138 Trinity In field 10 mi w of Platina on hwy. 36. Comment
  SEINET200363 Image available Melica fugax Joseph P. Tracy 1942-7-2 17379 Trinity South Fork Mountain Gravelly flat known as the 'Race Track'. 1676 Comment
  HSC69931  Melica geyeri Thomas W. Nelson, J. O. Sawyer 1978-6-9 4126 Trinity Red Mtn. 1250 Comment
  CAS-BOT-BC281401  Melica harfordii Doris Kildale 1931-5-30 10772 Trinity Weaverville Comment
  HSC10352  Melica harfordii R. Spellenberg 1965-6-12 1097 Trinity Spellenberg property, 2 mi. E of Burnt Ranch. Comment
  HSC82305  Melica harfordii Thomas W. Nelson, Jane P. Nelson 1979-6-15 4832 Trinity Mouth of Bear Creek. 915 Comment
  HSC86338  Melica harfordii J. P. Smith 1982-6-19 10460 Trinity French Creek Rd., 2.1 mi. from its junction with Hwy. 299 549 Comment
  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
  UC249874  Melica harfordii Joseph P. Tracy 1923-6-28 6391 Trinity Burnt Ranch North Coast Ranges 457 Comment
  HSC86907  Melica harfordii Terry Hines, Ellen Purcell, N. Williams 1988-5-1 64 Trinity Tunnel Flat Rd. 6N51, off Hwy. 299 across form rest area E of Salyer. 191 Comment
  JEPS97183  Melica subulata V. Parker Long, J. K. Nelson 1992-7-13 10 -1 Trinity S of FS Rd. 38N24, near junction with 40N26 Shasta-Trinity National Forsts, Mt. Shasta Ranger District (Phacelia dalesiana study site) 1828 Comment
  UC552704  Melica subulata Joseph P. Tracy 1935-8-3 14474 Trinity Mary Blaine Mt. 1950 Comment
  SEINET12765111  Mentha pulegium Vernon Oswald, Lowell Ahart 1997-7-17 8767 Trinity Mad River Rd. at Ruth Reservoir Dam.; 0 250 Comment
  CDA5712  Mentha pulegium R. Spadoni 1991-8-9 Trinity Mad River. 0 Comment
  RSA1083  Mentzelia laevicaulis E. R. Johnson 1928-8-28 539 Trinity Trinity River above Lewiston. Comment
  CAS-BOT-BC428960  Micranthes californica D. Malm; S. Branch; L. Blackford 1988-3-12 9 Trinity So. Fork of Trinity River at Hell's Half Acre Comment
  CAS-BOT-BC429098  Micranthes odontoloma P. A. Munz 1951-7-21 16786 Trinity Fisher Ridge, head of Patty John Basin, North Yolla Bolly Mts. 2072 Comment
  HSC45578  Micropus californicus var. californicus Diane L. Reed 1978-5-7 63 Trinity 2 mi. up Friday Ridge Rd. from Hwy. 299 Comment
  UCD134550  Microseris nutans Joseph M. DiTomaso 1975-6-19 33 Trinity Trinity Alps. 1 mile northeast of Stuarts Fork on Deer Creek Trail. 1493 Comment
  HSC28391  Microsteris gracilis J. P. Smith 1973-4-21 6196 Trinity Above Eagle Creek Loop, N of the Eagle Creek Campground. 854 Comment
  HSC30287  Microsteris gracilis William J. Ferlatte 1968-6-9 1155 Trinity Packers Peak 2073 Comment
  HSC42444  Microsteris gracilis Barbara Kelly 1977-5-7 407 Trinity Blue Point on Blue Point Ridge 1573 Comment
  RSA245022  Microsteris gracilis subsp. gracilis J. P. Smith 1973-4-21 6274 Trinity Along Coffee Creek Road leading to Coffee Creek Ranch. 610 Comment
  RSA258864  Microsteris gracilis subsp. gracilis Thomas W. Nelson, Jane P. Nelson 1973-4-14 728 Trinity Above Salt Creek to east of USFS campground Comment
  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
  CAS-BOT-BC9748  Mimulus discolor John Thomas Howell; Thomas C. Fuller; G. Douglas Barbe 1980-5-19 53469 Trinity Rattlesnake Road 0.73 to 1.5 miles southwest of Peanut 853 Comment
  HSC432  Mimulus guttatus William J. Ferlatte 1967-6-26 506 Trinity Big Flat 1524 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
  HSC90177  Mimulus guttatus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-28 68 Trinity Hwy. 299, 1 mi. W of Oregon Mtn. Summit 610 Comment
  HSC26807  Mimulus kelloggii Thomas W. Nelson 1971-4-24 405 Trinity Along the New River Trail Comment
  SFV18489  Mimulus kelloggii E. Cohen 2002-3-17 30 Trinity 305 Comment
  HSC72422  Mimulus layneae J. P. Smith, J. O. Sawyer 1975-6-23 8284 Trinity Across from entrance to Philpot Campground, on the Peanut to Forest Glenn Rd. 884 Comment
  JEPS8190  Mimulus layneae Joseph P. Tracy 1932-6-17 10163 Trinity Ruth 822 Comment
  UC1196797  Mimulus layneae Joseph P. Tracy 1930-6-29 8801 Trinity 5 mi above Ruth; Mad River 822 Comment
  UC1239038  Mimulus layneae Freed W. Hoffman 1950-7-9 3682 Trinity 4.5 mi n Junction City; North Coast Ranges, North Fork Trinity River Comment
  UC582595  Mimulus layneae Joseph P. Tracy 1932-6-17 10163 Trinity Ruth 822 Comment
  SDSU153  Mimulus layneae David M. Thompson 1989-6-30 1027 Trinity Trinity Lake at Struart Fork of Trinity River. 0.6 mile S of bridge over Stuart Fork along Trinity Alps Road, 0.7 mile N Hwy 3. T35N R9W, SE1/4 SW1/4 S27. 866 Comment
  UCD122651  Mimulus microphyllus Joseph M. DiTomaso 1975-7-2 101 Trinity Trinity Alps, 50 yards above Stuarts Fork Trail on Sawtooth Ridge Trail. 1524 Comment
  JEPS10774  Mimulus moniliformis W. L. Jepson 1897-7-24 45 m Trinity Soldier Ridge Comment
  HSC55521  Mimulus moschatus Gilbert Muth 1979-7-18 8567 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC40522  Mimulus moschatus Thomas W. Nelson, James Nelson 1976-7-28 3063 Trinity Along headwaters of fork of Shanty Creek, NE of Black Lassic 1524 Comment
  RSA50001  Mimulus moschatus var. sessilifolius E. K. Balls 1949-6-30 13691 Trinity 0.5 mile below Ripstein Camp, Canyon Creek. 732 Comment
  HSC71568  Mimulus nanus var. nanus M. A. Baker 1980-7-2 2652 Trinity Near Horsehead Mtn. 1737 Comment
  HSC71892  Mimulus nanus var. nanus Thomas W. Nelson, Jane P. Nelson 1980-6-22 5774 Trinity Shasta-Trinity National Forest, along Rd. 29N73, 0.9 mi. from Red Mountain. 1677 Comment
  UC1196789  Mimulus nanus var. nanus Joseph P. Tracy Aug 24 1941-Aug 28 1941 17023 Trinity near Cold Springs; South Fork Mountain 1645 Comment
  HSC34712  Mimulus nanus var. nanus Thomas W. Nelson 1974-7-20 1690 Trinity Along S approach to Black Lassic 1799 Comment
  UC1196785  Mimulus primuloides subsp. linearifolius Joseph P. Tracy 1935-8-3 14509 Trinity Mary Blaine Meadow Mary Blaine Mt. 1950 Comment
  UCD122873  Mimulus primuloides var. linearifolius Joseph M. DiTomaso 1975-7-9 115 Trinity Trinity Alps. 0.5 mile below Lower Bear Basin Meadows. 1645 Comment
  RSA276678  Mimulus tilingii William J. Ferlatte, Alice Q. Howard 1970-8-9 1292 Trinity Boulder Cr. Lakes. 1890 Comment
  HSC68110  Minuartia californica J. P. Smith 1973-5-6 6621 Trinity Blanchert Flats near Douglas City Comment
  CHSC31058  Minuartia douglasii M. S. Taylor 1980-6-17 2916 Trinity On n side of 29N36A, ca. 0.5 mi w of its jct with 29N43, ca. 4 mi s of Wildwood. 1219 Comment
  HSC70054  Minuartia douglasii M. A. Baker 1980-5-25 1558 Trinity Near Shannon Butte 914 Comment
  UC1103541  Minuartia douglasii Joseph P. Tracy 1923-6-30 6448 Trinity Hay Fork Mountain Northern Coast Ranges (near summit on Weaverville Rd) 1097 Comment
  RSA256746  Minuartia douglasii Scott M. Kruse 1975-5-17 030 Trinity Southeast-facing slope on the trail to Denny at the confluence of New River and Trinity River. 310 Comment
  RSA517227  Minuartia douglasii Barbara Ertter 1987-5-16 6950 Trinity Hwy 299 ca 23 miles E of Berry Summit on Hwy 299. Comment
  HSC40415  Minuartia nuttallii subsp. gregaria J. O. Sawyer 1973-6-30 2530 Trinity On road from Hayfork Creek to Hell to Find Lake 1524 Comment
  HSC70064  Minuartia nuttallii subsp. gregaria Thomas W. Nelson, Jane P. Nelson 1978-6-23 4367 Trinity N of Red Mtn. along road from Red Mtn. to Hell to Find Lake 1616 Comment
  HSC92063  Minuartia nuttallii subsp. gregaria Jennifer Whipple 1976-6-22 1071 Trinity Mount Eddy, near Lower Deadfall Lake 2165 Comment
  UC1225886  Minuartia nuttallii subsp. gregaria Helen K. Sharsmith Aug 27 1960-Aug 29 1960 4834 Trinity ne-facing slope near ridgetop between Marshy and Mosquito Lakes; Shasta National Forest, Salmon-Trinity Alps Wilderness Area 2103 Comment
  CHSC65227  Minuartia nuttallii var. gregaria V. Parker 1994-6-8 661 Trinity Shasta-Trinity National Forests. Pony Buck West. On se facing slope above 29N33 rd. 1560 Comment
  CAS-BOT-BC181146  Minuartia rosei Thomas W. Nelson 1980-5-30 5754 Trinity Along Road 60 (Underwood Mountain Road) 0.5 miles south of junction with road 4N34 (Eltapom Road) - Six Rivers National Forest 822 Comment
  JEPS77454  Minuartia rosei T. Spira and R. Thode 1978-7-25 Trinity approx. 2 mi w Wildwood (off Hwy 36); Shasta-Trinity N.F., Murdoon Gulch Comment
  UCD98234  Minuartia rosei Thomas W. Nelson; Jane P. Nelson 1980-6-19 5648 Trinity Shasta-Trinity National Forest. Rattlesnake Ridge along road 29N62, 1.3 miles west of junction with road 29N58. 1219 Comment
  CAS-BOT-BC433024  Mitella diversifolia John Thomas Howell 1955-6-14 30416 Trinity 2 miles west of Buckhorn Mt. summit 792 Comment
  HSC49734  Mitella diversifolia J. O. Sawyer, S. Buck 1977-6-7 2886 Trinity Corral Bottom along USFS Rd. 4N45 945 Comment
  UC130659  Mitella pentandra H. M. Hall July, 1909 8691 Trinity Little Boulder Lake Salmon Mountains 1981 Comment
  HSC42077  Moehringia macrophylla Tom Duebendorfer 1977-5-21 41 Trinity Eagle Creek Campground 851 Comment
  HSC73526  Moehringia macrophylla Gail Newton 1980-7-13 1442 Trinity Near Mule Ridge 1646 Comment
  HSC36575  Monardella odoratissima subsp. odoratissima Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-7-20 2073 Trinity NE base of Black Lassic Comment
  RSA20769  Monardella odoratissima subsp. pallida Carl B. Wolf 1937-8-12 9189 Trinity North Coast Range, South Fork mt. 1 mi. so of Cold Spring lookout. 1585 Comment
  RSA66403  Monardella odoratissima subsp. pallida P. A. Munz 1951-7-18 16633 Trinity N slope of N Yolla Bolly Peak, North Yolla Bolly Mountains. 1982 Comment
  UCR11845  Monardella purpurea Ruby Vandeventer 1937-7-25 s.n. Trinity Oregon Mountain 1200 Comment
  RSA0022791  Monardella villosa subsp. subserrata P. A. Munz 1936-8-11 14366 Trinity Little Trinity River, Forest Glenn. 762 Comment
  POM298363  Montia linearis H. C. Cantelow 1936-5-21 s.n. Trinity N of Picnic Ground near Scott Ranch Comment
  CHSC31477  Montia parvifolia B. Williams 1979-7-24 283 Trinity 1.5 mi from trailhead on Canyon Creek trail. Shasta-Trinity NF/Weaverville RD. 1182 Comment
  UCR4797  Montia parvifolia Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Big Flat Camp 400 Comment
  HSC93750  Muhlenbergia andina Gordon Leppig 1998-9-7 1097 Trinity Six Rivers National Forest, South Fork Trinity River, W bank. 213 Comment
  RSA67345  Muhlenbergia filiformis P. A. Munz 1951-7-22 16820 Trinity Patty John Basin, North Yolla Bolly Mountains. 1982 Comment
  CHSC4276  Muhlenbergia minutissima D. Parker 1965-8-1 907 Trinity Big Flat, headwaters of Coffee Creek. Along the edge of a lake bed. 1524 Comment
  CAS-BOT-BC516032  Narthecium californicum Herbert L. Mason 1950-7-15 14053 Trinity Summit of grade, Scott Mountain Comment
  CAS-BOT-BC260010  Nassella lepida Joseph P. Tracy 1926-5-31 7542 Trinity Oregon Gulch Mountain 914 Comment
  SD71329  Navarretia atractyloides John Thomas Howell 1955-6-13 30375 Trinity Hayfork 715 Comment
  UC52721  Navarretia atractyloides Chesnut and Drew 1888-7-23 Trinity Hy-Am-Pom [Hyampom] Comment
  HSC35654  Navarretia capillaris J. P. Smith, J. O. Sawyer 1973-7-4 7122 Trinity Trail 11W26 from Rd. 80, between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC17008  Navarretia leptalea Malcolm L. Byce 1936-7-27 417 Trinity 2 mi. W of Minersville Ranger Station Comment
  HSC82156  Navarretia leptalea Thomas W. Nelson, Jane P. Nelson 1979-6-25 4912 Trinity Stuart Gap 1524 Comment
  UC106884  Navarretia linearifolia subsp. pinnatisecta W. W. Price 1890-7-5 Trinity Hy-Am-Pum Comment
  SEINET4674652  Navarretia linearifolia subsp. pinnatisecta Thomas Nelson, Jane Nelson 1977-7-30 3683 Trinity Just north of the North Fork of Black Lassic Creek.; 0 1463 Comment
  CAS-BOT-BC232751  Navarretia sinistra subsp. pinnatisecta P. A. Munz 1951-7-20 16733 Trinity Near Black Rock Lake, N Yolla Bolly Mountains 1981 Comment
  CAS-BOT-BC232757  Navarretia sinistra subsp. pinnatisecta H. M. Pollard 1953-8-22 s.n. Trinity Grounds of Trinity Alps Resort 762 Comment
  CHSC82643  Navarretia sinistra subsp. sinistra L. P. Janeway 2001-7-8 7293 Trinity Klamath Ranges. 1.0 km east-northeast of top of Red Mountain; along Road 29N73 2.6 km west of '30' road (Wild Mad Road). 1590 Comment
  UC602556  Nemacladus capillaris Joseph P. Tracy 1932-6-17 10189 Trinity Three Forks of Mad River; North Coast Ranges 883 Comment
  HSC26405  Nemophila heterophylla J. P. Smith, J. O. Sawyer 1973-3-11 5876 Trinity Trail along the Trinity River and New River beginning at Grays Falls Comment
  UC1245395  Nemophila menziesii Joseph T. Gregory 1932-6-17 156 Trinity Three Forks Mad River Comment
  HSC13607  Nemophila parviflora John L. Heywood, D. H. Norris 1968-3-30 1767 Trinity Along Trinity River, Hwy. 299, 3.5 mi. E of Humboldt Co. line Comment
  HSC82629  Nemophila parviflora Thomas W. Nelson 1979-5-13 4646 Trinity Along road from S.R. 3 to Deerlick Springs ca. 2 mi. S of Blanchard Flats 640 Comment
  JEPS1524  Nemophila parviflora W. L. Jepson 1934-5-6 16665 Trinity South Fork Mt. Comment
  HSC4781  Nemophila pedunculata William J. Ferlatte 1967-6-6 503 Trinity Big Flat 1524 Comment
  HSC35190  Noccaea fendleri subsp. glauca R. M. Sullivan 1975-5-17 81 Trinity Along Hwy. 299 at Hayden Flat Campground 390 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
  HSC48892  Noccaea fendleri subsp. glauca J. P. Smith, V. Rumble, E. Rumble 1977-4-30 9047 Trinity Shasta-Trinity National Forest, Philpot Campground and Philpot Creek 793 Comment
  HSC67292  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-6-17 5504 Trinity Shasta-Trinity National Forest, along Salt Creek Rd. at junction with FS Rd. 30N24 945 Comment
  HSC67420  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-5-25 5305 Trinity Six Rivers National Forest, along E side of Red Mtn. 1159 Comment
  CAS-BOT-BC60603  Noccaea fendleri subsp. glauca P. A. Munz 1951-7-18 16649 Trinity Stuart Gap, north base of North Yolla Bolly Mountains. 1524 Comment
  HSC85721  Nuphar polysepala J. P. Smith 1980-8-23 10335 Trinity Shasta-Trinity National Forest, Lake Eleanor 1524 Comment
  HSC69794  Oemleria cerasiformis Thomas W. Nelson, Jane P. Nelson 1978-3-25 3830 Trinity Terrace above Canyon Creek at Lower Canyon Creek Meadow 915 Comment
  UC922374  Oemleria cerasiformis Annie M. Alexander and Louise Kellogg 1949-6-26 5710 Trinity n of Yolla Bolly Middle Eel Primitive Area (White Rock Ranger Station) 1706 Comment
  RSA40416  Oenothera elata subsp. hirsutissima P. A. Munz 1948-8-13 12344 Trinity on Highway 229, west of Junction City. 396 Comment
  HSC92712  Oreostemma alpigenum var. andersonii Jennifer Whipple 1976-7-12 1426 Trinity N of Lower Deadfall and Deadfall Lakes, along the creek draining the upper Deadfall Lakes. 2165 Comment
  HSC68657  Orobanche fasciculata Thomas W. Nelson, Jane Nelson 1980-6-18 5560 Trinity Along Rd. 2N10 4 mi. N of Indian Valley Guard Station, just S of junction with Rd. 2N01 1341 Comment
  CAS-BOT-BC500200  Orobanche fasciculata H. C. Cantelow 1939-6-5 4070 Trinity Mad River, 11 mi SE of Ruth Comment
  HSC76565  Orobanche uniflora Athy Ferguson 1981-7-20 8154 Trinity Near Armstrong Creek 969 Comment
  UC585981  Orobanche uniflora subsp. occidentalis Joseph P. Tracy 1935-8-7 14620 Trinity Devil's Canyon Mts. at head of White's Creek. Comment
  UC562455  Orthilia secunda Joseph P. Tracy 1935-8-6 14650 Trinity Devil's Canyon Mts. Around White's Creek Lake, head of North Fork of White's Creek. 1950 Comment
  HSC256  Orthocarpus cuspidatus subsp. copelandii William J. Ferlatte 1967-8-18 1021 Trinity Red Rock Mtn. 2043 Comment
  JEPS57160  Orthocarpus cuspidatus subsp. copelandii L. R. Heckard 1967-8-12 1661 Trinity 2 air miles nw Mt. Eddy summit (ridge to the e of Eddy grade divide); nw of Mt. Eddy, e of Eddy grade divide 2164 Comment
  POM44714  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
  HSC72796  Osmorhiza berteroi M. A. Baker 1980-6-25 2325 Trinity Near Castle Rock. 1436 Comment
  UC1481168  Osmorhiza berteroi Richard Spellenberg 1980-7-8 5558 Trinity e side of mt. ca 3 air mi s Burnt Ranch (on Hidden Lake Loop); Underwood Mtn. 1005 Comment
  CAS-BOT-BC183601  Osmorhiza occidentalis Eugene Carter 1975-8-19 1080 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Rattlesnake Lake Camp 1691 Comment
  HSC36012  Osmorhiza occidentalis J. P. Smith, J. O. Sawyer 1973-7-27 7198 Trinity Trail to Deadfall Lakes. 1951 Comment
  UC1212575  Oxalis trilliifolia Francia Chisaki and Helen Sharsmith 1959-8-21 4750 Trinity 11 mi from Hawkins Bar (Bell Creek, tributary of New River at crossing of rd from Hawkins Bar to Denny); Inner North Coast Ranges Comment
  HSC70114  Packera greenei Thomas W. Nelson, Jane P. Nelson 1978-6-23 4344 Trinity Along road to Hell to Find Lake. Comment
  UC922280  Packera greenei Annie M. Alexander and Louise Kellogg 1949-6-25 5693 Trinity rd to White Rock Ranger Station 1249 Comment
  CAS-BOT-BC28844  Paeonia brownii Anna Jenkins 1915-4-22 s.n. Trinity Weaverville Comment
  HSC10488  Panicum acuminatum var. fasciculatum D. E. Anderson 1963-9-21 2833 Trinity Along Trinity River 1/2 mi. E of Willow Creek. Comment
  UC1071576  Paxistima myrsinites N. French 1932-9-1 3 Trinity Canyon Creek Trinity Forest, Big Bar Quad., Canyon Creek 914 Comment
  UC722322  Pedicularis contorta C. L. Hitchcock, J. S. Martin 1939-7-11 5387 Trinity 11 mi n of Dedrick (w side of upper Canyon Creek Lake); Salmon-Trinity Alps 1889 Comment
  CHSC3178  Pedicularis densiflora R. D. Briggs 1966-5-14 R- 146 Trinity Eagle Creek Campground, Trinity National Forest. Comment
  CDA35629  Pedicularis densiflora J. R. Keck Jr. 1979-5-11 PDR# 330038 Trinity Two miles north of Buckhorn Summit, on Highway 299 between Redding and Weaverville. 0 Comment
  CDA41867  Pedicularis densiflora G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2746 Trinity Scott Mountain Summit campground, Scott Mountains, Trinity National Forest; summit of Highway 3 between Callahan (Siskiyou County) and Trinity Center. Comment
  UCD123311  Pedicularis densiflora Joseph M. DiTomaso 1975-7-7 108 Trinity Triniity Alps, 30 yards from Parker Creek on trail to Deer Flat. 1554 Comment
  UC1245387  Pedicularis racemosa Joseph T. Gregory 1935-8-8 989 Trinity at head of Devil's Canyon Creek (on w side); Devil's Canyon Mountains 1981 Comment
  CHSC63369  Pellaea brachyptera Vernon H. Oswald 1994-7-11 6395 Trinity Forest Rd. 26 (to Mt. Shasta), 7.8 mi N of Castle Creek Rd. (Forest Rd. 25), between Mumbo Creek and Gumboot Trailhead on the Pacific Crest Trail, W of Dunsmuir. 1914 Comment
  HSC71512  Pellaea brachyptera M. A. Baker 1980-7-1 2532 Trinity Near Hayden Roughs. 1402 Comment
  HSC78438  Pellaea brachyptera John S. Palmer 1975-6-23 386 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1585 Comment
  JEPS94920  Pellaea brachyptera Vernon Oswald and Lowell Ahart 1997-7-17 8751 Trinity Forest Route 29 0.3 mi nw West Fork of Smoky Creek (8.4 mi s of Hwy 36); Trinity National Forest 1225 Comment
  HSC97326  Pellaea brachyptera Thomas W. Nelson, Kathy Nelson 2006-5-29 9430 Trinity Along FS Rd. 14, 0.1 mi. from Hwy. 36, NW side of road. 2299 Comment
  POM182349  Pellaea brachyptera Joseph P. Tracy 1913-6-24 4328 Trinity Hillslopes of Mad River Valley, 6 miles above Ruth 915 Comment
  HSC73364  Pellaea mucronata R. York 1980-5-25 784 Trinity Near Shannon Butte 914 Comment
  HSC26710  Penstemon davidsonii William J. Ferlatte 1972-7-15 1393 Trinity Packers Peak, summit 2384 Comment
  HSC825  Penstemon davidsonii William J. Ferlatte 1967-8-6 822 Trinity Thompson Peak 2744 Comment
  HSC26639  Penstemon deustus William J. Ferlatte 1969-6-26 1187 Trinity Packers Peak 1982 Comment
  RSA49819  Penstemon deustus subsp. deustus E. K. Balls 1949-7-1 13762 Trinity Trail from Dedrick to lakes. Canyon Creek. 915 Comment
  CHSC40958  Penstemon filiformis J. D. Jokerst 1984-7-26 2127 Trinity Ca. 400 feet above and east of Mule Creek, ca. 1.5 miles (air) north of USFS Mule Creek Station. 868 Comment
  NY593763  Penstemon filiformis J. T. Howell 1937-7-28 13597 Trinity Trinity River Canyon near Eagle Creek Comment
  SEINET11262165  Penstemon laetus subsp. sagittatus Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-21 675 Trinity Whiskeytown Recreational Area. Slopes around the Trinity Alps Marina. Fairview Boat Launch. Trinity Dam Road off State Hwy 3.; 0 780 Comment
  SEINET10964585  Penstemon laetus subsp. sagittatus Mary Susan Taylor 1980-7-1 Taylor 3020 Trinity T36N R8W ne sec 13, Shell Mt quad. Shasta-Trinity Natl Forest; on road embankment, N side of Swift Creek Rd, ca. 0.9 mi W of Trinity Center, at loop in road at North Fork Swift Creek. 823 Comment
  CHSC30800  Penstemon laetus var. sagittatus M. S. Taylor 1980-7-1 3020 Trinity On road embankment, n side of Swift Creek Rd, ca. 0.9 mi w of Trnity Center, at loop in road at North Fork S Swift Creek. 822 Comment
  HSC23422  Penstemon newberryi D. E. Anderson 1971-7-28 5456 Trinity Near E Weaver Lake, 1 mi. from Weaver Bally Lookout on FS Rd. 33N38 1921 Comment
  HSC23684  Penstemon newberryi subsp. berryi J. O. Sawyer 1971-7-9 2419 Trinity N slope of Horse Ridge, S Fork Mtn. 1829 Comment
  CAS-BOT-BC6584  Penstemon newberryi var. berryi Alice Eastwood 1901-7-2 s.n. Trinity Canyon Creek. Sunset Peak. Comment
  HSC55388  Penstemon parvulus G. L. Clifton, Marvin Butler 1979-7-17 7484 Trinity Near Jones Ridge, close to the town of Mad River 1388 Comment
  JEPS57219  Penstemon parvulus L. R. Heckard 1967-8-13 1718 Trinity (sw Mt. Eddy) (above Upper Deadfall Lakes); , (sw of Mt. Eddy) 2560 Comment
  UC1608328  Penstemon parvulus J. Kierstead 1990-7-18 90 -108 Trinity Forest Service Rd 40N26 at Gumboot/Mumbo Basin Pass (Mt. Shasta Ranger Dist., Siskiyou/Trinity Co. line, Shasta-Trinity National Forests); Shasta-Trinity National Forests, Mt. Shasta Ranger Dist. 1950 Comment
  UC2046554  Penstemon parvulus William J. Ferlatte 1974-8-16 1646 Trinity slope below west side of Summit Lake; among rocks Comment
  HSC843  Penstemon procerus var. brachyanthus William J. Ferlatte 1967-8-8 858 Trinity Upper Canyon Creek Meadow 1524 Comment
  NY638937  Penstemon procerus var. brachyanthus A. R. Kruckeberg 1954-8-10 3735 Trinity South facing slopes about Sapphire Lake, Trinity Alp, Salmon-Trinity Primitive Area. 2286.0 Comment
  UC195209  Penstemon procerus var. brachyanthus Annie M. Alexander and Louise Kellogg 1911-7-22 278 Trinity Hd Grizzly Cr 1828 Comment
  HSC74584  Penstemon purpusii M. A. Baker 1980-7-12 2860 Trinity Near Black Lassic 1707 Comment
  HSC97823  Penstemon purpusii Juha Pykala, D. H. Norris 1987-6-15 1837 Trinity Dubakella Mtn., steep S slope 1677 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
  RSA49918  Penstemon roezlii E. K. Balls 1949-7-7 13864 Trinity Trinity River Valley. 1 mile beyond Eagle Creek. N of Trinity Center. 793 Comment
  UCD124155  Penstemon roezlii Joseph M. DiTomaso 1975-8-28 306 Trinity Trinity Alps. At head of Union Creek Basin. 1889 Comment
  UCR45413  Penstemon rupicola Michelle A. Strull 1985-6-22 19 Trinity c. 50 yards west from base of Hayfork Bally Lookout 1909 Comment
  JEPS98748  Perideridia Sue Pappalardo 1995-6-21 712 Trinity ca. 75 ft N of FS Rd. 3N08 ca. 1/2 mi NE of junction with FS Rd. 2N10 Shasta-Trinity National Forests, Hayfork Ranger District 1060 Comment
  HSC70061  Perideridia oregana Thomas W. Nelson, Jane P. Nelson 1978-6-23 4363 Trinity Along road to Hell to Find Lake. Comment
  HSC39606  Perideridia oregana Thomas W. Nelson, James Nelson 1976-7-28 3055 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  SEINET13944985 Image available Perideridia oregana Lincoln Constance, Tsan Iang Chuang 1967-1 3817 Trinity Near East Weaver Creek, 1.5 mi NW of Weaverville, alt. 2100 ft 640 Comment
  HSC55398  Perideridia parishii subsp. latifolia Overton 1979-7-17 7736 Trinity Near Horse Ridge 1219 Comment
  UC1561881  Petrorhagia dubia Barbara Ertter with Thomas J. Delendick 1987-5-16 6957 Trinity ca 33 mi e Berry Summit (Hwy 299 w of Weaverville, edge of Trinity River on s side of hwy); edge of Trinity River, e of Berry Summit Comment
  CHSC35588  Phacelia corymbosa Thomas W. Nelson; Jane P. Nelson 1980-6-17 5528 Trinity Shasta-Trinity National Forest. Along road 1N12(12) 1.1 miles from junction with road 2N07(7). 1005 Comment
  HSC68951  Phacelia corymbosa Thomas W. Nelson, Jane P. Nelson 1980-6-22 5742 Trinity Along Hwy. 36 at Muldoon Gulch, Shasta-Trinity National Forest 1311 Comment
  JEPS57190  Phacelia corymbosa L. R. Heckard 1967-8-13 1684 Trinity above Deadfall Lakes (sw ridge of mt.); Mt. Eddy 2560 Comment
  UC735079  Phacelia corymbosa Lincoln Constance and Ren Hwa Shan 1946-6-1 3066 Trinity above river between Eagle Creek and Coffee Creek (7 mi n of Carrville); Trinity River 914 Comment
  CDA40336  Phacelia corymbosa G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2730 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
  SEINET10496985  Phacelia corymbosa Mary Susan Taylor 1980-8-21 Taylor 3297 Trinity T29N R11W nw sec 29, Dubakella quad. Shasta-Trinity Natl Forest, serpentine ridge on S side of 29N50, ca. 2.4 mi SW of Mud Springs junction. With T. Nelson. 1676 Comment
  UCD120291  Phacelia corymbosa Thomas W. Nelson; Jane P. Nelson 1980-6-17 5499 Trinity Shasta-Trinity National Forest. Along Salt Creek Road at junction with road 30N24. 944 Comment
  HSC46785  Phacelia dalesiana William J. Ferlatte, J. M. DiTomaso 1976-7-7 1776 Trinity Swift Creek drainage, 6 mi. WNW of Trinity Center, along USFS Rd. 8W13 from Deer Flat to Shimmy Lake 1/4-1/2 mi. E of Deer Flat camp 2012 Comment
  HSC35202  Phacelia egena Pamela Bruce 1975-5-16 22 Trinity Humboldt Meridian. Trails above the Trinity River at Grays Fall Campground. 310 Comment
  UCD120743  Phacelia egena Robert E. Preston 1984-5-20 453 Trinity 5.3 km e of Junction City, N side of Hwy 299. 762 Comment
  HSC35266  Phacelia heterophylla subsp. virgata Scott M. Kruse 1975-5-17 34 Trinity On the trail to Denny at the confluence of the New River and the Trinity River 310 Comment
  UC1199111  Phacelia heterophylla subsp. virgata Joseph P. Tracy 1930-6-29 8806 Trinity rocky bar along river 5 mi below Ruth; Mad River 822 Comment
  RSA256571  Phacelia heterophylla subsp. virgata Scott M. Kruse 1975-5-17 34 Trinity Southeast-facing slope on the trail to Denny at the confluence of New River and Trinity River. 310 Comment
  UC967252  Phacelia linearis L. Constance and R. Bacigalupi with S. Carlquist, R. Moran and R. L. Rodriguez 1951-6-12 3383 Trinity Wildwood Hayfork Creek Comment
  UC184649  Phacelia mutabilis Harry S. Yates 1914-7-16 532 Trinity head Rush Creek Comment
  SEINET5506861  Phacelia pringlei L. Constance, H. L. Mason 1950-7-15 3358 Trinity West shoulder of Scott Mountain, above road summit 1829 Comment
  CAS-BOT-BC154297  Phacelia ramosissima var. ramosissima Annie M. Alexander; Louise Kellogg 1949-7-13 5798 Trinity Union Creek, South branch of Coffee Creek, Northwest of Trinity Center. Trail to Bear lake 1828 Comment
  UC922465  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1949-7-13 5798 Trinity trail to Bear Lake Union Creek, South branch of Coffee Creek (nw of Trinity Center) 1828 Comment
  HSC70149  Philadelphus californicus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4245 Trinity Along Philpot Creek at Philpot Campground 762 Comment
  HSC63206  Philadelphus californicus M. A. Baker 1979-7-3 976 Trinity S of Brown's Canyon, W side of Van Duzen River Comment
  UC922620  Philadelphus lewisii Annie M. Alexander and Louise Kellogg 1948-8-25 5558 Trinity above Morris Meadow (edge of creek); Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  HSC45324  Phlox diffusa J. P. Smith 1973-4-21 6220 Trinity Big Bear Lake trail, N of Eagle Creek Campground 1037 Comment
  SEINET10496904  Phlox speciosa M. S. Mayer, S. Meredith; D. Bjornbak 1985-6-1 Mayer 127 Trinity T38n,r7w,sec.x, scott mtn. Summit, exposed rocky area Comment
  HSC37495  Phlox speciosa subsp. occidentalis M. G. Schmidt 1976-5-16 8 Trinity 1/2 mi. above Hwy. 36 on Dubakella Rd. Comment
  HSC44085  Phoenicaulis cheiranthoides Thomas W. Nelson, Jane P. Nelson 1977-4-24 3347 Trinity Along ridge above Senteney Rock 1555 Comment
  UC184646  Phoradendron libocedri Harry S. Yates 1914-7-20 545 Trinity head of Rush Creek Comment
  HSC40601  Phoradendron serotinum subsp. tomentosum Thomas W. Nelson, James Nelson 1976-6-22 2827 Trinity 1494 Comment
  UC465872  Phoradendron villosum H. S. Yates 1914-7-27 555 Trinity Buckeye Mt. Comment
  CAS-BOT-BC140635  Physocarpus capitatus F. J. Kirby 1958-7-1 1193 Trinity 20 miles n. of Trinity Alps 1219 Comment
  RSA451851  Physocarpus capitatus Bonnie C. Templeton 1957-6-21 s.n. Trinity Coffee Creek, between Coffee Creek Ranch and the next creek, Slmon Mts. 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
  HSC28838  Pinus jeffreyi J. P. Smith 1973-4-21 6349 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  UC401401  Pinus monticola Annie M. Alexander and L. Kellogg 1911-7-21 266 Trinity hd. Grizzly Cr. Grizzly Creek Comment
  HSC37822  Pinus sabiniana Thomas W. Nelson, Jane P. Nelson 1976-2-7 2257 Trinity Pigeon Point, Bulk Collection # 109 Comment
  SEINET10872493  Piperia elegans var. elata Mary Susan Taylor 1980-7-1 Taylor 3016 Trinity T36N R7W nw sec 18, Shell Mt quad. Shasta-Trinity Natl Forest; 0.7 mi E of Hwy 3, both sides of Swift Creek Rd, at turnout where osprey nest is viewed, ca. 0.5-0.7 mi W of Trinity Center. 823 Comment
  HSC98495  Piperia unalascensis Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2961 Trinity 82 mi. W of Redding, Shasta-Trinity National Forest, on trail to Limestone Ridge 1820 Comment
  JEPS102251  Piperia unalascensis L. P. Janeway 2001-7-16 7362 Trinity Klamath Ranges. Un-named spring and meadow 1.1 km west-southwest of Dubakella Mountain; southeast side of Road 29N55 near head of Ditch Gulch. 1595 Comment
  POM247185  Plagiobothrys bracteatus Joseph P. Tracy 1935-5-30 13916 Trinity Trinity River Valley at Willow Creek 152 Comment
  UC881332  Plagiobothrys hispidulus John Thomas Howell 1937-7-21 13217 Trinity Big Flat Comment
  UC1080444  Plagiobothrys nothofulvus E. K. Balls 1957-5-24 22552 Trinity Hayfork 716 Comment
  JEPS60997  Plagiobothrys reticulatus var. rossianorum Joseph P. Tracy 1932-6-17 10237 Trinity near Ruth; North Coast Ranges, Mad River Valley 792 Comment
  SBBG116550  Platanthera dilatata var. leucostachys D. Wilken, E. Painter 2003-7-17 16164 Trinity immediately S of Scott Mtn cmpgrd, near Scott Mtn Summit 502 Comment
  UC14943  Platanthera leucostachys Mrs. M. H. Manning 1900-7-1 Trinity Trinity Summit Comment
  HSC482  Platanthera sparsiflora William J. Ferlatte 1967-8-8 848 Trinity Upper Canyon Creek Meadow 1524 Comment
  HSC54087  Platanthera sparsiflora Walter Overton 1979-7-17 8156 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC97779  Platanthera sparsiflora Juha Pykala, D. H. Norris 1987-7-6 2256 Trinity Shasta National Forest, Mt. Eddy, Upper Deadfall Lake 2439 Comment
  UCD139012  Platanthera sparsiflora Joseph M. DiTomaso 1975-7-21 158 Trinity 1/8 mile west of Lilypad Lake turnoff on Poison Canyon Trail. 1828 Comment
  CAS-BOT-BC92141  Platystemon californicus Mrs. H. C. Cantelow 1939-6-5 4085 Trinity Road to Ruth. Comment
  HSC52733  Plectritis macrocera G. L. Clifton, Overton 1979-6-3 3940 Trinity Near Hettenshaw Valley, close to the town of Alderpoint. 884 Comment
  RSA125673  Plectritis macrocera E. K. Balls 1957-5-25 22568 Trinity 7.5 miles NW from forest Glen, Hwy 36. 1220 Comment
  HSC63209  Pleuricospora fimbriolata M. A. Baker 1979-7-3 981 Trinity NE facing slope on E side of Ridgeline. Comment
  UC2046579  Poa William J. Ferlatte 1974-7-24 1559 Trinity Lake Martin, near north shore Comment
  JEPS70627  Poa bolanderi F. P. Cronemiller 1923-7-17 725 Trinity Solomon Peak; Mendocino Nat'l Forest Comment
  CAS-BOT-BC254917  Poa bulbosa John Thomas Howell 1954-4-26 s.n. Trinity Weaverville Comment
  HSC34203  Poa bulbosa J. P. Smith, J. O. Sawyer 1973-7-4 7087 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC65432  Poa bulbosa J. P. Smith 1973-4-21 6321 Trinity Along Coffee Creek Rd. leading to Coffee Creek Ranch. 610 Comment
  CAS-BOT-BC256043  Poa pratensis Eugene Carter 1973-5-29 543 Trinity Along North Fork Trail 0.5 mile north of Rattlesnake Creek, North Fork Trinity River, Hobo Gulch Camp and vicinity, 18 mi. NW of Weaverville 1051 Comment
  CAS-BOT-BC256047  Poa pratensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53515 Trinity One-ey Flat, about 1.7 miles north of Carrville, Trinity River Canyon 755 Comment
  UC1145150  Poa secunda subsp. juncifolia Joseph P. Tracy 1946-6-16 17579 Trinity at Miller Spring South Fork Mt (n of crossing of Trinity Hwy) 1371 Comment
  HSC44174  Poa secunda subsp. secunda Thomas W. Nelson, Jane P. Nelson 1977-6-19 3469 Trinity Above Senteney Rock. 1494 Comment
  HSC72867  Poa secunda subsp. secunda M. A. Baker 1980-6-25 2251 Trinity Near Castle Rock. 1436 Comment
  HSC73448  Poa secunda subsp. secunda Gail Newton 1980-7-9 1133 Trinity Near Shanty Creek. 1113 Comment
  HSC73520  Poa secunda subsp. secunda Gail Newton 1980-7-13 1430 Trinity Near Red Rock. 1509 Comment
  HSC74594  Poa secunda subsp. secunda M. A. Baker 1980-7-10 2711 Trinity Near Senteney Rock 1554 Comment
  HSC78288  Poa secunda subsp. secunda John Palmer 1975-7-24 410 Trinity Bear Lakes area, SW side of Log Lake. 1951 Comment
  JEPS129808  Poa secunda subsp. secunda John Rawlings, Heath Bartosh, Julie Nelson, Jepson Workshop 2017-7-13 2161 Trinity NE corner of Yolla Bolly Middle Eel Wilderness, Shasta-Trinity National Forest. Comment
  UCD90472  Poa secunda subsp. secunda A. H. Murphy 1957-7-23 570 Trinity Klamath and Shasta National Forest. Deadfall Creek Shasta National Forest. SE of Mt. Eddy. 2011 Comment
  UC2046566  Poaceae William J. Ferlatte 1976-9-21 1841 Trinity Big Flat at head of Coffee Creek; forest east of Coffee Creek Rd.; open, rocky slope Comment
  HSC17224  Polygala cornuta R. Spellenberg 1963-8-2 197 Trinity Spellenberg Ranch, Burnt Ranch Comment
  CAS-BOT-BC170356  Polygala cornuta var. cornuta G. R. Kleeberger 1880-7-9 s.n. Trinity Weaverville 1524 Comment
  RSA466300  Polygonum bistortoides Bonnie C. Templeton 1957-6-25 s.n. Trinity Toward the summit of Scott Mtn, Shasta National Forest. 1829 Comment
  CDA2801  Polygonum convolvulus T. C. Fuller 1964-6-23 12234 Trinity Road to Douglas City, 1.7 miles east of Hayfork. 0 Comment
  HSC40108  Polygonum douglasii Thomas W. Nelson, James Nelson 1976-7-28 3057 Trinity The Lassics, along 5E27 just N of 1S07 1524 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
  UC672959  Polygonum douglasii subsp. douglasii Joseph P. Tracy 1935-8-7 14635 A Trinity White's Creek Devil's Canyon Mts. (at head) 2072 Comment
  UC672960  Polygonum douglasii subsp. douglasii Joseph P. Tracy 1935-8-3 14482 Trinity Mary Blaine Mt. 1950 Comment
  CHSC30315  Polygonum douglasii subsp. johnstonii M. S. Taylor 1980-6-15 3139 Trinity Canyon Creek trail, below Upper McKay Camp, ca. 12.1 mi n of Junction City on Hwy 299. 1066 Comment
  UC741282  Polygonum douglasii subsp. spergulariiforme S. K. Harris, Carl Ludwig, J. P. Tracy 1939-9-4 942 Trinity about 3 mi below Hettenshaw Valley; Van Duzen River 900 Comment
  POM161060  Polygonum hydropiper Joseph P. Tracy 1926-9-6 7791 Trinity Sharber Slough on Trinity River 3 miles E of the S Fork. 183 Comment
  HSC17543  Polygonum minimum D. E. Anderson 1961-10-8 1864 Trinity Near E Weaver Lake 1982 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
  UCD100465  Polygonum minimum William J. Ferlatte; Alice Q. Howard 1970-8-10 1294 Trinity Boulder Cr. Lakes. 1920 Comment
  HSC74591  Polygonum polygaloides subsp. kelloggii M. A. Baker 1980-7-10 2748 Trinity Near Senteney Rock 1554 Comment
  HSC78769  Polygonum shastense John S. Palmer 1976-7-13 489 Trinity N side ridge at head of Horse Creek 1982 Comment
  CAS-BOT-BC421101  Polygonum spergulariiforme John Thomas Howell 1936-8-26 12828 Trinity Scott Mts. 13.5 miles n. of Carrville Comment
  RSA138236  Polygonum spergulariiforme Percy C. Everett, E. K. Balls 1959-10-23 23931 Trinity 3.7 miles north from Eagle Creek F. S. Camp along road to Callaban 915 Comment
  HSC70618  Polygonum spergulariiforme J. M. DiTomaso 1979-9-17 1525 Trinity Trinity Alps Wilderness Area, 3/4 mi. above Mumford Meadows on Swift Creek trail Comment
  RSA49983  Polygonum spergulariiforme E. K. Balls 1949-6-30 13672 Trinity above Ripstein Camp, Canyon Creek 823 Comment
  UC1132890  Polypogon interruptus H. S. Yates 1936-6-23 5845 Trinity 4 mi e Salyer; China Flat Quad. Comment
  UC1155014  Polypogon interruptus Richard Spellenberg 1965-6-10 1080 Trinity along Mill Creek Rd about .7 mi w Hwy 299 (at crossing of small creek, (2 mi se of Burnt Ranch)); along Mill Creek Rd. Comment
  UCD51657  Polypogon interruptus H. S. Yates 1936-6-22 5845 Trinity 4 miles east of Salyer. Comment
  CAS-BOT-BC227249  Polypogon monspeliensis Eugene Carter 1974-8-30 881 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near the Rich Gulch Road 495 Comment
  HSC98485  Polystichum imbricans Dana York, Jim Shevock, Richard Helliwell 2009-7-3 2953 Trinity 82 m W of Redding, Shasta-Trinity National Forest, on Limestone Ridge 2152 Comment
  RSA693307  Polystichum imbricans S. W. H. 1933-07 116 Trinity Carryville side, Scott Mtn. Comment
  CAS-BOT-BC76743  Polystichum imbricans subsp. imbricans Doris Kildale 1931-5-17 10703 Trinity Hawkins Bar 182 Comment
  UC185192  Polystichum imbricans subsp. imbricans H. M. Hall 1909-7-17 8548 Trinity near Nash Mine (Coffee Creek); Salmon Mts. 1249 Comment
  CAS-BOT-BC76749  Polystichum imbricans subsp. imbricans Eugene Carter 1975-9-8 1099 Trinity East Fork of North Fork Trinity River, dry roadbank near the Hobo Gulch Road. 493 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
  SJSU907  Populus trichocarpa A. W. Jacobs 1946-5-15 Trinity near Weaverville Comment
  HSC17786  Potamogeton natans R. Spellenberg 1964-8-2 568 Trinity Spellenberg property, Burnt Ranch Comment
  UCD113729  Potentilla breweri Joseph M. DiTomaso 1975-6-25 68 Trinity Mumford Meadows. 1691 Comment
  HSC18735  Potentilla flabellifolia J. P. Tracy 1935-8-5 14541 Trinity Devil's Canyon Mtns., head of White's Creek 2073 Comment
  RSA211184  Potentilla gracilis var. fastigiata William J. Ferlatte 1966-8-4 312 Trinity Dorleska Mine, Trinity Alps. 1982 Comment
  CAS-BOT-BC158484  Potentilla gracilis var. gracilis E. K. Balls 1949-7-8 13894 Trinity Scott Mountain Camp Meadow, Scott Mt. 1630 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
  HSC59587  Prosartes hookeri Rick Lundquist 1979-5-12 71 Trinity 2.5 mi. S on the S Fork of Deerlick Springs Rd., along Brown's Creek 610 Comment
  HSC71707  Prunella vulgaris Gail Newton 1980-6-26 606 Trinity Near Underwood Creek. 451 Comment
  UC1537575  Prunella vulgaris Gordon H. True Jr. 1937-7-3 767 Trinity between Weaverville and Trinity Center 762 Comment
  HSC32269  Prunella vulgaris subsp. lanceolata J. O. Sawyer 1971-8-13 2438 Trinity Between Stoddard and Mc Donald Lakes 1814 Comment
  HSC42492  Prunus emarginata Robert M. Specht 1977-6-30 1137 Trinity N-S running ridge with steep W slope 1631 Comment
  UC1193208  Prunus emarginata P. Zinke 1950-6-20 13 Trinity high point of divide between Casoose Creek and Hull Creek; Outside National Forest 1706 Comment
  CAS-BOT-BC159457  Prunus virginiana var. demissa L. B. Kildale 1930-9-1 10467 Trinity Trinity River at Big French Creek Comment
  HSC59874  Prunus virginiana var. demissa J. P. Smith, J. O. Sawyer 1975-6-1 8199 Trinity 1/2 mi. NW of Wildwood 915 Comment
  HSC30222  Prunus virginiana var. demissa William J. Ferlatte 1972-8-8 1433 Trinity Boulder Creek Basin 1646 Comment
  CAS-BOT-BC357414  Pseudognaphalium microcephalum H. E. Parks; J. P. Tracy 1941-8-27 11531 Trinity North Coast Ranges. Near McKay Camp, South Fork Mountain Comment
  HSC82299  Pseudostellaria jamesiana Thomas W. Nelson, Jane P. Nelson 1979-6-15 4816 Trinity Trinity-Siskiyou County line, head of Scott Mtn. Creek at Scott Mtn. Campground. 1646 Comment
  HSC49253  Pseudotsuga menziesii var. menziesii J. P. Smith, Thomas W. Nelson 1978-5-6 9802 Trinity Shasta-Trinity National Forest, junction of Forest Service Roads to Mud Springs and Seven Up Cedars 1616 Comment
  UC275505  Pseudotsuga menziesii var. menziesii Joseph P. Tracy 1923-6-28 6424 Trinity near Cedar Flat Bridge Trinity River; Northern Coast Ranges 304 Comment
  RSA50251  Pterospora andromedea E. K. Balls 1949-7-4 13817 Trinity Below Chloride Mine, trail to Dedrick. 793 Comment
  CAS-BOT-BC147774  Purshia tridentata var. tridentata W. R. Dudley 1901-8-26 s.n. Trinity Road south of Willow Creek Summit West of Gazelle Comment
  UC577420  Pycnanthemum californicum Joseph P. Tracy 1926-7-4 7707 Trinity vicinity Salyer (Koon Ranch); Northern Coast Ranges, vicinity of Salyer 457 Comment
  HSC66343  Pycnanthemum californicum M. S. Taylor 1980-7-23 3187 Trinity E side of Hwy. 3 along spring, .6 mi. N of Castella turnoff at Eagle Creek Camp 854 Comment
  SEINET10499005  Pycnanthemum californicum Mary Susan Taylor 1980-7-23 Taylor 3187 Trinity T38N R7W nw sec 15, Bonanza King quad. Shasta-Trinity Natl Forest, on E side of Hwy 3, along spring, ca. 0.6 mi N of Castella turnoff at Eagle Creek Camp. 853 Comment
  CAS-BOT-BC462812  Pyrola dentata G. R. Kleeberger 1880-7-9 s.n. Trinity Unspecified 1524 Comment
  HSC54143  Pyrola picta Gilbert Muth 1979-7-18 8335 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  HSC78298  Pyrola picta John S. Palmer 1975-7-23 402 Trinity Bear Lakes Area, ridgetop SE of Log Lake 2000 Comment
  UC1299573  Pyrola picta Freed W. Hoffman 1948-7-6 2404 Trinity Boulder Creek trail from Goldfield Ranger Station s ca. 2 miles, Coffee Creek, North Coast Ranges Coffee Creek; North Coast Ranges, Coffee Creek Comment
  CAS-BOT-BC466160  Pyrola picta Eugene Carter 1971-7-19 306 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity: 18 mi NW of Weaverille. Hobo Gulch 899 Comment
  HSC42550  Pyrola picta Robert M. Specht 1977-6-28 1110 Trinity Saddle between Big Butte and Round Mtn. 1494 Comment
  RSA0083250  Pyrola picta E. K. Balls 1949-6-29 13669 Trinity Ripstein Camp, Canyon Creek. 793 Comment
  SEINET10973483  Pyrola picta Mary Susan Taylor 1980-7-15 Taylor 3138 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
  HSC41995  Quercus chrysolepis Ed Cope 1977-5-7 59 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC42358  Quercus chrysolepis Ed Cope 1977-7-17 82 Trinity Philpot Campground, 1.2 mi. W of Peanut 762 Comment
  HSC54097  Quercus chrysolepis Walter Overton 1979-7-17 8182 Trinity Near Horse Ridge, close to the town of Mad River 1356 Comment
  HSC68206  Quercus chrysolepis J. P. Smith 1975-5-17 8113 Trinity SE-facing slope on trail to Denny at confluence of New River and Trinity River. Comment
  POM188378  Quercus chrysolepis Marcus E. Jones 1931-7-16 28845 Trinity Burnt Ranch, near Trinity River. Comment
  RSA476554  Quercus chrysolepis Christopher Davidson 1975-6-6 2709 Trinity 11.5 miles N of Weaverville on Hwy. 3. Beside the road on a very steep bank above Rush Cr. 762 Comment
  HSC68252  Quercus douglasii J. P. Smith 1973-5-6 6638 Trinity Blanchert Flats near Douglas City Comment
  UCD45950  Quercus durata D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-15 s.n. Trinity Peanut-Forest Glen. Salt Creek. 750 Comment
  CAS-BOT-BC94673  Quercus garryana Louis C. Wheeler 1952-9-12 6922 Trinity Hale Creek Comment
  CAS-BOT-BC94679  Quercus garryana G. R. Kleeberger 1879-9-1 s.n. Trinity Weaverville Comment
  CAS-BOT-BC94681  Quercus garryana R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-3 181 Trinity Near Helen Brabrook's cabin, one mile across Trinity River from Junction City Comment
  LA205290  Quercus garryana Carl Epling; August 1933 sn Trinity Fawn Lodge, 30 mi E of Weaverville Comment
  RSA604382  Quercus garryana Louis C. Wheeler 1959-7-28 7613 Trinity 4 miles SW Hayfork: Serpentine Ridge Claim. 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
  HSC54431  Quercus kelloggii Walter Overton 1979-7-18 8748 Trinity Near Horse Ridge, close to the town of Mad River. 1036 Comment
  UC1135666  Quercus kelloggii L. B. Burkett 1932-9-5 53 Trinity Canyon Creek Trinity Forest, Big Bar Quad. 914 Comment
  UC1196359  Quercus kelloggii Joseph P. Tracy 1911-9-30 3543 Trinity 5 mi nw from Pickets Peak; Northern Coast Ranges, Summit of South Fork Mt. 1524 Comment
  UC130666  Quercus sadleriana H. M. Hall Jul 1909 8565 Trinity Union Creek Salmon Mountains 1280 Comment
  HSC19222  Quercus vacciniifolia J. O. Sawyer 1968-9-1 629 Trinity Along Limestone Ridge from Pony Mtn. to Marble Springs 1799 Comment
  RSA211481  Quercus vacciniifolia William J. Ferlatte 1966-8-23 458 Trinity Boulder Creek Basin, tributary to Canyon Creek; Trinity Alps. 1555 Comment
  SD98957  Quercus vacciniifolia Darley F. Howe 1977-10-13 5012 Trinity Weaver Bally Road 1981 Comment
  UC1193236  Quercus vacciniifolia P. Zinke 1950-6-20 129 Trinity near intersection of w boundary of Mendocino Forest and Trinity County line 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
  RSA211502  Raillardella pringlei William J. Ferlatte 1967-8-18 998 Trinity Head of Union Creek. 1982 Comment
  UCD135385  Raillardella pringlei Joseph M. DiTomaso 1976-7-15 640 Trinity Trinity Alps. 20 feet east of Swift Creek, at junction of Swift Creek and Granite Creek. 1295 Comment
  HSC522  Ranunculus alismifolius var. hartwegii William J. Ferlatte 1967-7-6 613 Trinity Dorleska Mine 1982 Comment
  HSC39309  Ranunculus glaberrimus var. glaberrimus J. O. Sawyer 1970-4-3 2102 Trinity Along road up to Scott Mtn. on S side 945 Comment
  HSC71698  Ranunculus occidentalis Gail Newton 1980-6-26 613 Trinity Near Underwood Creek. 451 Comment
  CHSC33382  Ranunculus occidentalis var. occidentalis J. P. Smith 1975-5-17 8109 Trinity Humboldt Meridian; SE facing slope on trail to Denny at confluence of New River and Trinity River. Comment
  HSC34224  Ranunculus occidentalis var. occidentalis M. G. Schmidt 1975-7-10 33 Trinity Hayfork area Comment
  CHSC31208  Ranunculus orthorhynchus M. S. Taylor 1980-7-21 3150 A Trinity In meadow, Big Flat, at end of Coffee Creek Rd, Helen and Gil Gates property. 1554 Comment
  UCD97045  Ranunculus orthorhynchus Joseph M. DiTomaso 1976-7-6 550 Trinity Trinity Alps. Parker Meadows on Swift Creek Trail. 1615 Comment
  CAS-BOT-BC94395  Ranunculus orthorhynchus R. C. Wenk 2005-6-18 182 Trinity Coffee Creek, Big Flat Meadow, on edge of vernal pool at N end of meadow 1524 Comment
  CHSC90213  Ranunculus orthorhynchus var. orthorhynchus L. P. Janeway 2001-5-28 7070 Trinity Klamath Ranges. At Goat Camp Spring, near top of Brushy Mountain (ridge); along Road 29N28 5.5 km north of junction of Roads 30 and 35 (and the junction of Shasta, Tehama, and Trinity County lines). At edge of small meadow. 1400 Comment
  HSC92150  Ranunculus populago Jennifer Whipple 1977-7-5 1912 Trinity N of Lower Deadfall and Deadfall Lakes along creek draining the upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC55832  Rhamnus C. Hart Merriam 1922-6-27 s.n. Trinity Salt Creek, 1 mile west of Peanut P.O. Comment
  RSA50038  Rhamnus californica E. K. Balls 1949-7-1 137330 Trinity Above Canyon Creek Meadow 1402 Comment
  RSA505709  Rhamnus californica H. E. Parks 1931-6-20 s.n. Trinity Ash Mtn, Raweah Canyon. Comment
  HSC101833  Rhamnus crocea J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-22 13319 Trinity Along South Shore Drive, S of Whiskeytown Lake. 496 Comment
  CAS-BOT-BC56119  Rhamnus ilicifolia J. D. Coffman 1911-10-1 62 Trinity Trinity Forest 609 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
  UC1121925  Rhamnus rubra N. French 1932-9-5 13 Trinity Canyon Creek Trinity Forest, Big Bar Quad. 975 Comment
  CHSC30120  Rhamnus tomentella subsp. crassifolia M. S. Taylor 1980-6-15 2891 Trinity On w side of Hwy 30 on slope, ca. 2.3 mi s of its jct with Hwy 36, ca. 2 mi s of Wildwood. 1158 Comment
  UC1121753  Rhamnus tomentella subsp. crassifolia C. R. Clar 1930-7-3 82 Trinity Dubakella Creek Trinity Forest, Hoaglin Quad. Comment
  HSC77987  Rhododendron columbianum John S. Palmer 1974-7-3 220 Trinity Bear Lakes Area, along Bear Creek 1738 Comment
  CHSC3411  Rhododendron occidentale Alice L. Stoll 1966-5-14 209 Trinity Shasta National Forest. On the Old Oregon Stage Road ca. .6 mile S of Eagle Creek Campground. Comment
  JEPS123034  Rhododendron occidentale D. Burge and J. Nelson with Jepson Herbarium workshop participants 2015-6-26 JHWS- 012 Trinity Trinity Creek Watershed. 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
  HSC35448  Rhododendron occidentale var. paludosum A. M. Montalvo, J. D. Ackerman 1975-7-15 545 Trinity ca. 1/2 way between Hwy. 3 & 36 and Harrison Gulch 915 Comment
  HSC46723  Rhododendron occidentale var. paludosum William J. Ferlatte 1974-8-14 1607 Trinity Long Canyon Trail 1677 Comment
  RSA138244  Rhododendron occidentale var. paludosum Percy C. Everett 1959-10-23 23932 Trinity 5.7 miles north from Eagle Creek F.S. Camp, sunflower flat, on road to Callaban 945 Comment
  HSC43264  Rhus aromatica K. Irwin 1977-5-7 308 Trinity Philpot Campground, 1.2 mi. W of Peanut. 762 Comment
  HSC59565  Rhus aromatica Rick Lundquist 1979-5-12 109 Trinity Douglas City Campground, next to parking spur. 488 Comment
  HSC65100  Rhus aromatica J. P. Smith 1973-5-6 6626 Trinity Blanchert Flats near Douglas City Comment
  CAS-BOT-BC200747  Rhus aromatica Paul F. Covel 1937-7-15 851 Trinity Hgwy near Hayden's Flat Comment
  HSC41147  Rhus ovata Thomas W. Nelson, Jane Nelson 1976-8-3 3087 Trinity Along Hwy. 299, 1 mi. E of Junction City 610 Comment
  RSA296749  Rhus ovata J. O. Sawyer, J. Smith 1979-4-28 3357 Trinity Along State Route 299 ca. 2 miles east of Junction City, west of Slattery Pond Comment
  RSA403720  Rhus trilobata E. Cope 1977-5-8 78 Trinity Philpot Campground, 1.2 miles west of Peanut 762 Comment
  JEPS100501  Rhynchospora alba Dean W. Taylor 1996-7-7 15828 Trinity Trinity Alps; Lake Elanor (about 8 air miles west of Trinity Center); Shasta-Trinity National Forests 1524 Comment
  UC710416  Rhynchospora capitellata John Thomas Howell 1936-8-27 12845 Trinity near Trinity Center Comment
  CAS-BOT-BC441158  Ribes Doris Kildale 1931-5-30 10756 Trinity Weaverville Comment
  CAS-BOT-BC441155  Ribes L. B. Kildale 1930-9-14 10386 Trinity Trinity River at Big French Creek Comment
  RSA67473  Ribes binominatum P. A. Munz 1951-7-18 16680 Trinity North slope of North Yolla Bolly Peak, N Yolla Bolly Mtns. Line of Tehama and Trinity county. 1982 Comment
  UC922299  Ribes binominatum Annie M. Alexander and Louise Kellogg 1949-7-4 5774 Trinity saddle between North Yolla Bolly and Black Rock Mountain; Yolla Bolly Middle Eel Primitive Area 2103 Comment
  CAS-BOT-BC168851  Ribes inerme var. klamathense L. B. Kildale 1930-7-20 10412 Trinity Upper Van Duzen River near Cobbs Comment
  HSC85779  Ribes inerme var. klamathense David Munger, Tallchief Comet, Jeff Dunk 1987-4-25 88 Trinity Steelbridge Campground at bank of Trinity River Comment
  HSC55418  Ribes lobbii G. L. Clifton 1979-7-16 7828 Trinity Near Pickett Peak, close to the town of Mad River 1695 Comment
  HSC46795  Ribes lobbii William J. Ferlatte 1974-7-24 1568 Trinity N end of Big Flat at head of Coffee Creek 1524 Comment
  HSC37448  Ribes montigenum J. P. Smith, Jane Sawyer, Jennifer Whipple, Linda M. Barker 1976-7-28 1666 Trinity Along trail to Deadfall Lakes 2073 Comment
  HSC451  Ribes nevadense William J. Ferlatte 1967-7-6 640 Trinity Ridge between Landers Lake and Union Lake 2073 Comment
  UC922605  Ribes nevadense Annie M. Alexander and Louise Kellogg 1948-8-10 5459 Trinity Upper Canyon Creek Lake Trinity Mountains 1767 Comment
  UC1333311  Ribes roezlii Dorothy Parker 1949-6-11 316 Trinity Tangle Blue Creek 1676 Comment
  UC464492  Ribes roezlii R. M. Holman 1931-5-15 Trinity Wildwood 1158 Comment
  UCD102451  Ribes roezlii Joseph M. DiTomaso 1975-6-25 57 Trinity Trinity Alps. Lower Bear Basin Meadows. 1767 Comment
  HSC51145  Ribes roezlii var. cruentum G. L. Clifton, Overton 1979-6-4 3960 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 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
  HSC91345  Ribes roezlii var. cruentum Klara Varga, Eric German, Michele Cardinaux 1989-3-11 3 Trinity 0.5 mi. SE of Hwy. 299, Gray's Falls Campground Comment
  UC667067  Ribes roezlii var. cruentum Joseph P. Tracy 1935-8-6 14678 Trinity near White's Creek Lake (at head of White's Creek); Devil's Canyon Mts. 1889 Comment
  RSA0024610  Ribes roezlii var. cruentum Carl B. Wolf 1937-8-12 9204 Trinity North Coast Range, South Fork Mt., Cold Spring Lookout. 1646 Comment
  CAS-BOT-BC186295  Ribes roezlii var. roezlii Annie M. Alexander; Louise Kellogg 1948-8-10 5476 Trinity Canyon Creek (tributary of Trinity River) 1676 Comment
  CAS-BOT-BC186298  Ribes roezlii var. roezlii Ira L. Wiggins 1950-5-29 12401 Trinity Along Coffee Creek between Lady Gulch and Adams Creek 1371 Comment
  HSC65655  Ribes roezlii var. roezlii J. P. Smith, J. O. Sawyer 1973-4-15 6106 Trinity Bridge Camp along Stewart Fork 945 Comment
  CAS-BOT-BC144476  Ribes sanguineum var. sanguineum Eugene Carter 1971-9-21 339 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
  HSC64951  Ribes viscosissimum D. L. Goforth 1979-6-16 186 Trinity Trinity Alps Wild Area, trail from Union Creek to Dorleska Mine, N slope 1768 Comment
  HSC78766  Ribes viscosissimum John S. Palmer 1976-7-6 477 Trinity Bear Lakes area, E side of Upper Horse Creek 1829 Comment
  UC570952  Ribes viscosissimum Dorothy Tebbe 1929-7-18 114 Trinity Salmon Mountains Comment
  HSC40035  Rigiopappus leptocladus Thomas W. Nelson, Jane P. Nelson 1976-7-1 2885 Trinity Below Senteney Rock 1433 Comment
  HSC51320  Rigiopappus leptocladus G. L. Clifton, Overton 1979-6-4 4083 Trinity Near Van Duzen River, close to the town of Alderpoint 853 Comment
  UC249829  Rigiopappus leptocladus Joseph P. Tracy 1923-6-30 6443 Trinity on Weaverville Road near summit Hay Fork Mountain; Northern Coast Ranges, Hay Fork Mountain 1097 Comment
  HSC24150  Romanzoffia californica J. O. Sawyer 1970-4-19 2527 Trinity Denny Campground. 427 Comment
  CAS-BOT-BC74729  Rorippa curvisiliqua John Thomas Howell 1955-6-13 30384 Trinity Hayfork. 716 Comment
  HSC91038  Rorippa curvisiliqua Jennifer Whipple 1977-7-19 1975 Trinity Near the Upper Deadfall Lakes 2317 Comment
  CAS-BOT-BC74730  Rorippa curvisiliqua R. C. Wenk 2006-7-21 524 Trinity Coffee Creek, Big Flat Meadow. 1524 Comment
  RSA67462  Rorippa curvisiliqua P. A. Munz 1951-7-18 16666 Trinity n. slope of N. Yolla Bolly Peak, N Yolla Bolly Mts. 1982 Comment
  CAS-BOT-BC146784  Rosa gymnocarpa John Thomas Howell 1955-6-14 30414 Trinity 2 miles west of Buckhorn Mt. summit 792 Comment
  CAS-BOT-BC146795  Rosa gymnocarpa L. R. Abrams 1916-7-22 6207 Trinity Between Mad & Trinity Rivers on Eureka Red Bluff Rd. Comment
  HSC34446  Rosa gymnocarpa J. P. Smith, J. O. Sawyer 1973-7-4 7020 Trinity Hillside S and W of S Dubakella Mtn. 1524 Comment
  HSC78245  Rosa gymnocarpa John S. Palmer 1975-7-27 433 Trinity Along trail to Big Bear Lake 1448 Comment
  UC1128561  Rosa gymnocarpa J. E. Sowder 1932-10-17 18 Trinity Bob's Farm Trinity <National> Forest, Big Bar Quadrangle, Rattlesnake C 1584 Comment
  UC1128563  Rosa gymnocarpa C. R. Clar 1930-7-3 87 Trinity road to White Rock Ranger Station Trinity <National> Forest, Hoaglin Quadrangle Comment
  CAS-BOT-BC147085  Rosa pisocarpa Milo S. Baker 1926-8-2 168 -'26 Trinity Trinity Alps Resort - above ranch house Comment
  CAS-BOT-BC147088  Rosa pisocarpa John Thomas Howell 1939-7-31 14857 Trinity Summit of Scott Mts. n. of Carrville Comment
  CAS-BOT-BC147094  Rosa pisocarpa Joseph P. Tracy 1941-6-29 16946 Trinity Hettenshaw Valley 944 Comment
  HSC78235  Rosa pisocarpa John S. Palmer 1975-7-27 429 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1524 Comment
  UC1174936  Rosa pisocarpa P. C. Everett and E. K. Balls 1959-10-23 23935 Trinity on rd. to Callaban 9.8 mi nw Eagle Creek F.S. Camp 1341 Comment
  CAS-BOT-BC148217  Rosa spithamea Mrs. H. C. Cantelow 1935-6-11 4323 Trinity Scenic Trail nr. Trinity Alps Resort Comment
  POM277834  Rosa spithamea Volney Rattan 1878-1 s.n. Trinity Near Trinity River. Comment
  HSC90553  Rosa woodsii subsp. ultramontana Jennifer Whipple 1977-8-3 2073 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2165 Comment
  CAS-BOT-BC147164  Rubus laciniatus Annie M. Alexander; Louise Kellogg 1948-8-24 5552 Trinity Morris Meadow, Stuart Fork of Trinity River 1280 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
  UC922626  Rubus laciniatus Annie M. Alexander and Louise Kellogg 1948-8-24 5552 Trinity Morris Meadow Trinity Mountains, Stuart Fork of Trinity River 1280 Comment
  HSC35814  Rubus leucodermis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1922 Trinity Brown's Canyon Campground. Comment
  HSC39015  Rubus leucodermis J. P. Smith, J. O. Sawyer 1975-6-22 8221 Trinity Granite Canyon Creek. 701 Comment
  RSA21601  Rubus leucodermis Carl B. Wolf 1937-9-14 9348 Trinity N Coast Range, Trinity River, 7/10 mile above its S fork. 305 Comment
  RSA66898  Rubus leucodermis Philip A. Munz 1951-7-17 16570 Trinity Grasshopper Public Camp, 2.5 mi NW of Stuart Gap, North Yolla Bolly Mtns. 1372 Comment
  UC2046538  Rubus leucodermis William J. Ferlatte 1975-8-22 1713 Trinity Bowerman Meadows; open meadow Comment
  CAS-BOT-BC147327  Rubus parviflorus Eugene Carter 1972-6-21 448 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. (18 mi. NW of Weaverville) In canyon of Keystone Meadows Creek 1219 Comment
  CHSC1598  Rubus parviflorus H. Goodyear 1939-5-1 Trinity Comment
  HSC78839  Rubus parviflorus John S. Palmer 1973-9-7 205 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  UCD17832  Rubus ursinus H. Olmo 8-10 May 1962 62- 45 Trinity California. Trinity County: near Hayfork. 609 Comment
  SEINET5710590  Rudbeckia klamathensis Lowell E. Urbatsch, Patricia B. Cox; Alan W. Lievens 1988-1 6147 Trinity In a ditch along Eagle Creek Road (Co. Rd. 133), 0.45 mile from the intersection with CA 3. This intersection is 40.5 road miles north of the junction of CA 3 and CA 299 in Weaverville.; Weaverville Comment
  CAS-BOT-BC110483  Rumex Doris Kildale 1931-5-17 10837 Trinity Hawkins Bar. 182 Comment
  HSC73628  Rumex acetosella Gail Newton 1980-7-10 1271 Trinity Near Senteney Rock 1463 Comment
  SD98936  Rumex acetosella Darley F. Howe 1977-6-30 4969 Trinity East Weaver Creek 792 Comment
  UCD101010  Rumex acetosella D. C. Hagar 1956-4-8 40 Trinity 3 miles southeast of Salyer. 304 Comment
  HSC54386  Rumex crispus G. L. Clifton 1979-7-17 7976 Trinity Near Bailey Canyon Campground, close to town of Mad River 853 Comment
  HSC92642  Sagina saginoides Jennifer Whipple 1977-9-9 2284 Trinity N of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes 2165 Comment
  CAS-BOT-BC103373  Salix bonplandiana L. B. Kildale 1930-9-1 10481 Trinity Trinity River at Betty May Mine Comment
  HSC75543  Salix eastwoodiae J. O. Sawyer 1980-8-8 4019 Trinity Junction of Deer Creek and Granite Lake trails 1921 Comment
  HSC30255  Salix exigua William J. Ferlatte 1973-7-27 1468 Trinity Landers Lake Basin, E edge of lake 2134 Comment
  RSA298150  Salix exigua Thomas W. Nelson 1978-5-6 4016 Trinity Trinity River. Ca 2 miles N of Junction City. Comment
  UC1608342  Salix exigua var. hindsiana J. Kierstead June 1990 90 -81 Trinity w end Weaverville (along Hwy. 299); Weaverville Ranger Dist. 560 Comment
  UC1173610  Salix jepsonii Joseph P. Tracy 1935-8-8 14704 Trinity head of N. Fork of White's Creek (around White's Creek Lake); Devil's Canyon Mts. 1889 Comment
  CAS-BOT-BC129534  Salix lasiandra var. lasiandra Eugene Carter 1972-6-8 404 Trinity North Fork Trinity River, Hobo Gulch Camp and vicinity. 18 mi. NW of Weaverville, along White's Creek Trail at Bear Wallow Meadow 1402 Comment
  HSC39007  Salix lasiolepis Thomas W. Nelson, Jane Nelson 1976-5-31 2646 Trinity Trinity/Humboldt County line, just N of junction 1S07 and 5E27 along 5E27 1524 Comment
  HSC67636  Salix lasiolepis J. P. Smith, Thomas W. Nelson, Jane P. Nelson 1976-3-20 8523 Trinity Shasta-Trinity National Forest, White's Bar 427 Comment
  UC506377  Salix lasiolepis Joseph P. Tracy 1932-6-17 10240 Trinity along river near Ruth; Northern Coast Ranges, Mad River 792 Comment
  RSA178541  Salix lasiolepis var. sandbergii Joseph P. Tracy 1950-4-20 18624 Trinity Van Duzen River. 10 miles SE of Dinsmore's. About 4 miles SE of Kuntz. 610 Comment
  UC1135101  Salix scouleriana J. E. Sowder 1932-10-17 16 Trinity N. Fork Rattlesnake Creek Trinity Forest, Big Bar Quad., N. Fork Rattlesnake Creek 1097 Comment
  UC1196707  Salix scouleriana Joseph P. Tracy 1933-7-15 12748 1/2 Trinity S. Fork Mt. Northern Coast Ranges, S. Fork Mt. 1645 Comment
  UC519358  Salix scouleriana Joseph P. Tracy 1933-7-15 12749 Trinity S.Fork Mt.; Northern Coast Ranges, S.Fork Mt. 1645 Comment
  CAS-BOT-BC221107  Salvia sonomensis Philip A. Munz 1949-5-17 13272 Trinity 1 mile north of Rush Creek Public Camp on road to Trinity Alps 1066 Comment
  CAS-BOT-BC245891  Sambucus nigra subsp. caerulea Annie M. Alexander; Louise Kellogg 1948-8-1 5376 Trinity Canyon Creek, Dedrick, Trinity Mountains 762 Comment
  CAS-BOT-BC245893  Sambucus nigra subsp. caerulea L. B. Kildale 1930-9-1 10452 Trinity Trinity River at Big French Creek Comment
  UCD137624  Sambucus nigra subsp. caerulea Joseph M. DiTomaso 1976-7-15 638 Trinity Trinity Alps, Granite Lake. 1828 Comment
  SEINET7040257  Sanguisorba minor subsp. muricata A. G. Vestal 1963-6-5 s.n. Trinity 2 miles east of Hayfork. Hayfork Quadrangle UTM Zone 10, 487800mE, 4488830mN. Comment
  HSC73897  Sanicula bipinnatifida R. York 1980-5-24 641 Trinity Near Long Ridge. 1036 Comment
  HSC34895  Sanicula bipinnatifida Thomas W. Nelson 1975-5-17 1828 Trinity Panwauket Gulch Comment
  RSA125680  Sanicula bipinnatifida E. K. Balls 1957-5-24 22554 Trinity Hayfork. 716 Comment
  HSC38160  Sanicula crassicaulis Thomas W. Nelson, Jane P. Nelson 1976-5-23 2505 Trinity Brown's Canyon Campground. Comment
  HSC55462  Sanicula crassicaulis Overton 1979-7-17 8111 Trinity Near S Fork Mtn., close to the town of Mad River 1390 Comment
  HSC28276  Sanicula crassicaulis Larry Catton 1973-6-1 16 Trinity 1 mi. E of Grays Falls Campground on Fishermen Access road Comment
  UC130715  Sanicula graveolens H. M. Hall July, 1909 8587 Trinity Summits near Dorleska (Trinity Alps, Salmon Mountains); Trinity Alps, Salmon Mountains 2164 Comment
  HSC65861  Sanicula tracyi Gail Newton 1980-7-9 1068 Trinity Near Shanty Creek. 1113 Comment
  HSC82027  Sanicula tracyi Thomas W. Nelson, Jane P. Nelson 1980-5-25 5314 Trinity Along trail to Red Mountain. 1341 Comment
  HSC35745  Sanicula tuberosa Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-20 1981 Trinity Near S end of road out Swayback Ridge Comment
  HSC38867  Sanicula tuberosa J. P. Smith 1973-4-21 6345 Trinity Eagle Creek Campground, along the Trinity River. 869 Comment
  HSC42303  Sanicula tuberosa Rich White 1977-5-7 50 Trinity Blue Point on Blue Point Ridge 1573 Comment
  HSC68718  Sanicula tuberosa Jacqueline Greenleaf 1980-5-22 85 Trinity Near Double Gate Ridge. 1067 Comment
  SEINET3240201  Santalaceae R. L. Mathiasen 2003-1 2003 -52 Trinity At jct. of for. rd. 02n01 and for. rd. 02N05 1150 Comment
  UC1124526  Satureja douglasii N. French 1932-10-1 26 Trinity Conner Creek Trinity National Forest, Big Bar Quadrangle 457 Comment
  RSA24325  Saxifraga mertensiana Carl B. Wolf 1941-2-27 9970 Trinity Along W side of Trinity River. 2 miles below Hawkins Bar. 305 Comment
  RSA304696  Saxifraga mertensiana James R. Shevock 1972-2-26 1461 Trinity Along Mill Creek. Hwy 299. 610 Comment
  RSA211109  Saxifraga nidifica William J. Ferlatte 1967-6-26 509 Trinity Big Flat. Trinity Alps. 1524 Comment
  RSA211169  Saxifraga odontoloma William J. Ferlatte 1967-8-11 902 Trinity Grizzly Lake Basin. 0.5 mile N of Grizzly Lake. Trinity Alps. 2134 Comment
  JEPS75963  Saxifragopsis fragarioides William J. Ferlatte 1974-8-15 1630 Trinity s flank Siligo Pk.; Trinity Alps 2377 Comment
  UC671828  Saxifragopsis fragarioides Joseph T. Gregory 1935-8-8 994 Trinity n of highest peak Devil's Canyon Mt. (at head of White's Creek); Devil's Canyon Mts., White's Creek 2133 Comment
  CHSC114084  Scirpus congdonii Jennifer Buck; Danielle Roach 2009-8-26 WBCC 01 H Trinity Headwaters West Branch Crow Creek, 1mile south of Mumbo Basin, The Eddys; UTM Zone 10N, 540835E, 4559131N. 1893 Comment
  CAS-BOT-BC111123  Scirpus microcarpus John Thomas Howell 1936-8-23 12695 Trinity Near Trinity Center Comment
  CHSC43988  Scirpus microcarpus L. P. Janeway 1987-6-29 2390 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr; flat mdw-wetland area on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch'. 533 Comment
  CAS-BOT-BC111127  Scirpus microcarpus Mrs. H. C. Cantelow 1937-8-15 2760 Trinity W of N. fork of Swift creek. Comment
  CHSC71541  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1998-7-28 9391 Trinity Southwest of Hayfork on USFS Rt. 7 4.8 mi south of USFS Rt. 10. In meadow. 1255 Comment
  JEPS8328  Scutellaria antirrhinoides Rimo Bacigalupi with L. Constance, R. Moran, R. L. Rodriguez and S. Carlquist 1951-6-12 3386 Trinity Wildwood 1005 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
  RSA120847  Scutellaria antirrhinoides H. K. Wagnon 1957-7-28 s.n. Trinity Near Big Flat (Coffee Creek). Comment
  UC1549247  Scutellaria antirrhinoides Richard Olmstead 1983-7-9 452 Trinity along Canyon Creek trail, 1.5 mi from trail head Canyon Creek trail 1075 Comment
  UC196691  Scutellaria antirrhinoides Annie M. Alexander and Louise Kellogg 1911-7-8 239 Trinity North Fork Coffee Creek Comment
  HSC353  Scutellaria antirrhinoides William J. Ferlatte 1967-8-17 959 Trinity Flat bench on ridge W of head of Bullards Basin 2043 Comment
  HSC43345  Scutellaria antirrhinoides Maralyn O'Meara 1973-7-4 259 Trinity Near crossing of Ditch Gulch by road to Blue Point, W of N Dubakella Mtn. Comment
  HSC76522  Scutellaria californica Athy Ferguson 1981-7-23 81100 Trinity Near Jones Ridge 1408 Comment
  UC1225842  Scutellaria californica Joseph P. Tracy 1941-7-29 16926 Trinity halfway between Low Gap and Hettenshaw (Van Duzen River); Van Duzen River 975 Comment
  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
  JEPS74577  Scutellaria siphocampyloides W. J. Ferlatte, B. D. Rogers 1966-6-1 2033 Trinity 1 mi n of Junction City 457 Comment
  RSA20756  Scutellaria siphocampyloides Carl B. Wolf 1937-6-20 8961 Trinity North Coast Range, 13 7/10 mi S of Zenia on Covelo Rd. 915 Comment
  SEINET13947864 Image available Scutellaria siphocampyloides W. J. Ferlatte, B. D. Rogers 1966-1 2033 Trinity T33N R10W SEC6; 1 mile N of Junction City. Open rocky hillside. Elev 1500 ft. Southern exposure 457 Comment
  SEINET10969014  Scutellaria tuberosa Linstedt 1984-5-13 LINSTEDT 44 Trinity T29n, r10w, s16 se 1/4. Basin gulch campground. Collected on dry rocky n facing Slope under arctostaphylos and pinus ponderosa. Corolla purple. Comment
  UCR32828  Sedum divergens Marc A. Baker 1980-7-20 3054 Trinity 30-50 m below trail (Crest) above Bret's Hole 1768 Comment
  CAS-BOT-BC61472  Sedum laxum subsp. laxum G. R. Kleeberger 1880-7-1 s.n. Trinity Trinity County 1219 Comment
  RSA18616  Sedum laxum subsp. perplexum C. B. Wolf 1937-6-13 8799 Trinity Inner North Coast range, Red Bluff-Eureka road, 3.4 miles west of Wildwood. 945 Comment
  UCD102059  Sedum obtusatum subsp. boreale Joseph M. DiTomaso 1975-8-26 296 Trinity Trinity Alps, Lion Lake. 2148 Comment
  CHSC61978  Sedum obtusatum subsp. obtusatum Vernon H. Oswald; Lawrence P. Janeway 1993-8-29 5883 Trinity Above and E of Upper Deadfall Lakes, below (W of) the summit of Mt. Eddy, ca. 8 mi (air) SW of Weed. 2426 Comment
  CHSC31025  Sedum obtusatum subsp. retusum M. S. Taylor 1980-7-15 3137 A Trinity Canyon Creek Trail, between Upper McKay Camp and the meadows. Ca. 12.1 mi m of Junction City on Hwy 299. 1371 Comment
  HSC48409  Sedum obtusatum subsp. retusum M. A. Baker 1978-6-30 595 Trinity Along Canyon Creek just S of Canyon Creek Falls Comment
  HSC55  Sedum obtusatum subsp. retusum William J. Ferlatte 1966-6-30 167 Trinity Canyon Creek Lakes 1646 Comment
  HSC90582  Sedum obtusatum subsp. retusum Jennifer Whipple 1977-9-9 2316 Trinity Mt. Eddy: Near Lower Deadfall Lake 2165 Comment
  CAS-BOT-BC64634  Sedum oregonense John Thomas Howell 1937-7-25 13502 Trinity Stuarts Fork of Trinity River. 2225 Comment
  HSC38159  Sedum radiatum Thomas W. Nelson, Jane P. Nelson 1976-5-23 2503 Trinity Brown's Canyon Campground Comment
  CHSC113813  Sedum spathulifolium subsp. purdyi Rebecca Stubbs; Sierra Spooner, A. Jefferson, Sharon Vollmann 2011-6-29 RS 2803 Trinity Canyon Creek Trail, approximately 2 miles from trailhead; accessed by Canyon Creeks road off Highway 299; on top of a boulder immediately adjacent to the trail; the boulder forms a rock shelter about 10 x 5 x 2 feet, +/- 3 meters (NAD83). UTM zone 10, 498247 east, 4528253 north. 1125 Comment
  HSC59301  Sedum spathulifolium var. spathulifolium J. M. DiTomaso 1979-4-29 920 Trinity Grays Falls Campground, on rocky slope above Trinity River. 305 Comment
  HSC44243  Senecio aronicoides M. A. Baker 1977-5-21 314 Trinity Scott Mountain Campground 1646 Comment
  HSC67981  Senecio aronicoides J. P. Smith, J. O. Sawyer 1975-6-23 8338 Trinity 9.5 mi. S of Hwy. 299 at Buckhorn Summit on rd. to Bully Choop, N slopes of Paradise Peak 1768 Comment
  RSA259556  Senecio greenei J. P. Smith, J. O. Sawyer 1973-7-3 6953 Trinity Hill south and west of South Dubakella Mountain. 1585 Comment
  CAS-BOT-BC363947  Senecio integerrimus var. exaltatus Mrs. H. C. Cantelow 1939-6-8 s.n. Trinity 5.4 mi. from Junction, Alton, Redbluff Highway Comment
  HSC68045  Senecio integerrimus var. major J. P. Smith 1973-5-6 6627 Trinity Blanchert Flats near Douglas City Comment
  HSC36173  Senecio triangularis J. P. Smith, J. O. Sawyer 1973-7-27 7165 Trinity Trail to Deadfall Lakes. 1951 Comment
  UC581748  Senecio triangularis Joseph P. Tracy 1935-8-7 14603 Trinity head White's Creek (Devil's Canyon Mts.); , head of White's Creek 2072 Comment
  RSA0092982  Senecio triangularis Bonnie C. Templeton 1957-06 s.n. Trinity Coffee Creek Canyon. Comment
  HSC56722  Senecio vulgaris Gilbert Muth 1979-7-18 8346 Trinity Near Deep Hollow Creek, close to the town of Mad River 1006 Comment
  SBBG116564  Sericocarpus oregonensis D. Wilken with E. Painter 2003-7-17 16165 Trinity immediately S of Scott Mtn Cmpgrd near Scott Mtn Summit 1650 Comment
  SEINET201008  Setaria viridis var. viridis Joseph P. Tracy 1923-6-28 6416 Trinity Burnt Ranch Comment
  UC775056  Sidalcea malviflora subsp. asprella Carl B. Wolf 1937-6-20 8923 Trinity 5 8/10 mi above Eureka-- Red Bluff Road (on road to Ruth, along Mad River); North Coast Range, along Mad River, on rd to Ruth 457 Comment
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Feb 16 2009
  HSC28270  Sidalcea oregana Thomas W. Nelson 1973-7-14 1094 Trinity At Head of trail to Deadfall Lake Comment
  UC130669  Sidalcea oregana subsp. spicata H. M. Hall 1909-7-1 8688 Trinity Union Creek , Union Creek (Salmon Mountains) 1295 Comment
  RSA41898  Sidalcea oregana subsp. spicata H. C. Cantelow 1936-8-23 1660 Trinity Scott Ranch, 3 mi. S. of Trinity Center Comment
  HSC67330  Silene Thomas W. Nelson 1980-5-30 5394 Trinity Shasta-Trinity National Forest, along FS Rd. 4N25 (Clark Creek Loop) at junction with FS Rd. 4N25C, 2 mi. S of junction with Rd. 60 (Underwood Mtn. Rd.) 1067 Comment
  HSC103727  Silene M. R. Mesler 2011-5-29 847 Trinity 4.6 miles west of Hayfork along Hyampom Rd 701 Comment
  HSC103778  Silene M. R. Mesler, Sydney Carothers 2015-5-25 1642 Trinity About 2 miles SW of Burnt Ranch on FS 5N27 0.75 miles from junction w/ FS 60 976 Comment
  CAS-BOT-BC181206  Silene campanulata subsp. glandulosa Eugene Carter 1974-6-26 845 Trinity Along the Hobo Gulch Road near the Baxter Gulch Trail, Salmon-Trinity Alps and vicinity. 716 Comment
  JEPS51214  Silene grayi Joseph P. Tracy 1935-8-5 14574 Trinity head of White's Creek , head of White's Creek (Devil's Canyon Mts.) 2133 Comment
  UC796449  Silene hookeri Roxana S. Ferris and Laura Lorraine 1948-6-11 11688 Trinity on State Highway 36, 1.5 mi above Peanut; above Peanut Comment
  JEPS51034  Silene hookeri Mrs. Oscar Barber 1925-1 Trinity Comment
  SEINET6905364  Silene hookeri Wanda P. Vestal, A. G. Vestal 1937-6-24 s.n. Trinity West-facing slope above a meadow, 4 miles south-southwest of Hayfork. Comment
  CAS-BOT-BC181212  Silene hookeri subsp. bolanderi G. R. Kleeberger 1880-5-29 s.n. Trinity Weaverville Comment
  CAS-BOT-BC181256  Silene hookeri subsp. hookeri Roxana S. Ferris; Laura Lorraine 1948-6-11 11690 Trinity 1.5 miles above Peanut on State Highway 36 Comment
  HSC103702  Silene hookeri subsp. hookeri Susan Erwin 2012-6-25 101 Trinity Hayfork Ranger District, Forest Service Road 1S39A near Forest Glen Guard Station 854 Comment
  HSC56755  Silene laciniata subsp. californica G. L. Clifton, Butler 1979-7-18 8449 Trinity Near Jones Ridge, close to the town of Alderpoint 1448 Comment
  HSC70111  Silene laciniata subsp. californica Thomas W. Nelson, Jane P. Nelson 1978-6-23 4341 Trinity Along road to Hell to Find Lake. Comment
  HSC72605  Silene laciniata subsp. californica Gail Newton 1980-7-1 838 Trinity Near Hayden Roughs 221 Comment
  HSC42463  Silene lemmonii Robert M. Specht 1977-7-1 1142 Trinity 1555 Comment
  UCR4929  Silene lemmonii Eugene Cardiff 1966-7-23 s.n. Trinity North Coast Range, Salmon Mountains, Joseph ('Josephine') Creek 900 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
  CAS-BOT-BC389492  Silene menziesii H. K. Wagnon 1957-7-27 1651 Trinity Ca 1 1/2 mi. S of Trinity Center near Swift Creek 1524 Comment
  HSC58502  Sinapis arvensis G. L. Clifton 1979-7-19 8640 Trinity Near Mad River, close to the town of Mad River. 817 Comment
  HSC26263  Sisymbrium altissimum Thomas W. Nelson 1971-5-9 436 Trinity Beside Hwy. 36 at Forest Glenn Comment
  HSC64933  Sisyrinchium elmeri D. L. Goforth 1979-7-6 210 Trinity Scott Mtn. Meadow 1646 Comment
  CHSC70189  Sisyrinchium idahoense Jennifer Whipple 1976-8-11 1680 Trinity Elevation 7100 to 7600 feet. Meadowsnorth of Lower Deadfall and Deadfall Lakes along the creek draining the upper Deadfall Lakes. 2164 Comment
  CHSC71556  Smilax californica Vernon H. Oswald; Lowell Ahart 1998-7-28 9400 Trinity Hwy. 3 south of Hayfork and 3.5 mi north of Hwy. 36. 792 Comment
  HSC78855  Smilax californica John S. Palmer 1973-8-3 153 Trinity Bear Lakes Area, along trail to Big Bear Lake. 1677 Comment
  UCD162895  Smilax jamesii D. O. Burge; J. K. Nelson, L. S. Sims 2015-6-4 1741 Trinity Trinity Alps, S slope of Red Mountain. 1300 Comment
  CHSC69028  Solanum parishii Vernon Oswald; Lowell Ahart 1997-7-17 8746 Trinity Forest Route 29 (in Trinity National Forest) 0.2 mi south of its junction with 29N58 (to Forest Glen), 5.8 mi south of Hwy. 36. On roadside bank. 1481 Comment
  POM332463  Solanum umbelliferum James Payne Smith 1976-5-20 8742 Trinity confluence of Bear Creek and Trinity River 915 Comment
  JEPS77664  Solidago multiradiata William J. Ferlatte 1975-8-23 1717 Trinity slope s Lake Anna (Trinity Alps); Trinity alps, Lake Anna and vincity 2360 Comment
  CAS-BOT-BC365275  Solidago velutina subsp. californica L. B. Kildale 1930-10-19 10303 Trinity Trinity River at Big Bar Comment
  CAS-BOT-BC374411  Sonchus asper Eugene Carter 1974-8-30 882 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near the Rich Gulch Road 495 Comment
  UC1128691  Sorbus californica B. E. Parsons 1932-8-30 Trinity 1 mi w Trinity Summi (head of Tish-a-Tang Creek,); Trinity National Forest 1676 Comment
  CAS-BOT-BC158943  Sorbus scopulina Eugene Carter 1973-9-13 695 Trinity Along the Morrison Gulch Trail on Limestone Ridge, Salmon-Trinity Alps and vicinity. 1676 Comment
  UC567092  Sorbus scopulina H. A. Jensen 1932-8-11 245 Trinity head of Canyon Creek 1737 Comment
  RSA21153  Sorbus scopulina var. cascadensis Carl B. Wolf 1937-8-12 9181 Trinity N Coast Range. S Fork Mt. 3 miles S of Cold Spring Lookout. 1524 Comment
  HSC78778  Spiraea douglasii John S. Palmer 1973-9-7 190 Trinity Bear Lakes area, along trail to Big Bear Lake. 1723 Comment
  HSC81678  Spiraea douglasii Thomas W. Nelson, Jane P. Nelson 1980-7-21 6151 Trinity Along Eagle Creek Trail, 1/4 mi. W of trail head at Horse Flat Camp 1098 Comment
  RSA1106  Spiraea douglasii E. R. Johnson 1928-8-27 1170 Trinity Lowden's Ranch., 4 mi. SW of Lewiston. 538 Comment
  CAS-BOT-BC149702  Spiraea splendens F. J. Kirby 1958-7-1 1187 Trinity 5 miles s. of Trinity Center 914 Comment
  SEINET3892265  Spiranthes porrifolia Lewis S. Rose 1955-7-17 55125 Trinity Weaverville.; 0 610 Comment
  HSC552  Spiranthes romanzoffiana William J. Ferlatte 1966-8-23 469 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  UC902068  Stachys ajugoides var. rigida Joseph P. Tracy 1949-7-16 18364 Trinity Race Track South Fork Mountain 1676 Comment
  UCD125779  Stachys mexicana Dean Wm. Taylor; Kathleen A. Teare 1979-9-7 7664 Trinity Along Trinity River near Big Bar. 365 Comment
  UCR124010  Stachys rigida var. rigida George K. Helmkamp, E. A. Helmkamp 2001-7-8 6953 Trinity North Coast Range; Trinity Mountains, Calif. Hwy 36, 7 mi west of Wildwood at Telephone Ridge 1280 Comment
  HSC56802  Stellaria media Gilbert Muth 1979-7-18 8564 Trinity Near Armstrong Creek, close to the town of Mad River 914 Comment
  HSC68050  Stellaria nitens J. P. Smith, J. O. Sawyer 1973-4-14 6095 Trinity 1 mi. E of Poker Bar Rd. on Hwy. 299 640 Comment
  UCD136253  Stephanomeria elata G. F. Hrusa; R. Gross, D. Ragan, A. Buckman 1993-10-23 11442 Trinity Rackerby Ridge, approximately 1 mile directly south of Jackass Springs. Klamath Ranges, Trinity Mountains. 900 Comment
  HSC78404  Stephanomeria lactucina John S. Palmer 1974-8-3 238 Trinity Ridge top between Tangle Blue Basin and Bear Lake Basin 1982 Comment
  CHSC425  Stephanomeria virgata subsp. pleurocarpa V. Holt 1942-8-2 Trinity Trinity. 1219 Comment
  HSC24770  Stipa lemmonii D. E. Anderson, J. Lackey, D. Santana 1971-7-15 5262 Trinity Along 1S07, Shanty Creek, 5 mi. W of Ruth Dam. 1341 Comment
  HSC59951  Stipa lemmonii M. A. Ericksen 1979-6-22 310 Trinity Summit of Horsehead Mtn. 1788 Comment
  HSC67429  Stipa lemmonii Ed Cope, John Palmer Jul 1977 519 Trinity South of trail to Granite Lake. 1280 Comment
  HSC74000  Stipa lemmonii R. York 1980-5-24 673 Trinity Near Long Ridge. 1036 Comment
  HSC32266  Stipa nelsonii subsp. dorei J. O. Sawyer 1971-8-13 2442 Trinity Near Doe Lake. 2104 Comment
  HSC84485  Stipa stillmanii J. P. Smith 1980-7-20 10321 Trinity Horse Flat campground along Eagle Creek 1098 Comment
  UC2016516  Streptanthus Richard Olmstead 1986-6-20 895 Trinity 4.1 miles from Forest Glen, on outcrop on south side of road at road cut. Comment
  HSC70146  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-6-21 4248 Trinity At Philpot Creek Campground 762 Comment
  HSC72247  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1980-8-21 6248 Trinity Along FS Rd. 29N73, 0.5 mi. E of junction with FS Rd. 30N29 1372 Comment
  HSC91004  Streptanthus barbatus Jennifer Whipple 1976-8-19 1684 Trinity Mt. Eddy, Deadfall Creek drainage in the vicinity of the Deadfall Lakes 2378 Comment
  UC956553  Streptanthus barbatus Freed W. Hoffman 1949-7-19 2876 Trinity Red Mountain Rd 4.7 mi s Eureka-Red Bluff Hwy; North Coast Ranges 1219 Comment
  CAS-BOT-BC61140  Streptanthus barbatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-20 53527 Trinity One-eye Flat, about 1.7 mile north of Carrville. Trinity River Canyon. 755 Comment
  HSC70155  Streptanthus barbatus Thomas W. Nelson, Jane P. Nelson 1978-7-21 4429 Trinity Along Hwy. 36, 3 mi. W of junction with Mad River-Wildwood FS Rd. Comment
  HSC68762  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-17 5531 Trinity Shasta-Trinity National Forest, along FS Rd. 1N12, 1.1 mi. from junction with FS Rd. 2N07 1006 Comment
  HSC68891  Streptanthus breweri Thomas W. Nelson, Jane P. Nelson 1980-6-19 5659 Trinity Shasta-Trinity National Forest, along FS Rd. 29N59, 0.5 mi. E of junction with FS Rd. 30N29, Rattlesnake ridge 1433 Comment
  CAS-BOT-BC87893  Streptanthus tortuosus C. L. Hitchcock; J. P. Martin 1939-7-11 5407 Trinity South shore of Upper Canyon Creek Lake, 11 miles north of Dedrick. 1889 Comment
  RSA49816  Streptanthus tortuosus E. K. Balls 1949-7-1 13764 Trinity Trail from Dedrick to lakes, about 3 m from [Dedr] Canyon Creek 915 Comment
  RSA78042  Streptanthus tortuosus P. A. Munz 1952-6-29 17805 Trinity 0.25 miles S of Hobo Gulch Public Camp, North Fork of Trinity River, north of Helena. 945 Comment
  SEINET3838556  Streptanthus tortuosus R. W. Spellenberg 2010-4-14 14144 Trinity 3.6 kilometers southeast of Burnt Ranch Post Office on Highway 299, mostly just north of China Slide. 2 kilometers northwest of Trinity River crossing at Cedar Flat. 375 Comment
  UC275354  Streptanthus tortuosus Joseph P. Tracy 1923-6-29 6427 Trinity near mouth of North Fork; Northern Coast Ranges, Trinity River 609 Comment
  UC956600  Streptanthus tortuosus Freed W. Hoffman 1949-7-12 2852 Trinity Covelo-Zenia road 5.6 mi s take-off of Hoaglin road; North Coast Ranges, Haman Ridge Comment
  UC956609  Streptanthus tortuosus Freed W. Hoffman 1948-7-14 2317 Trinity Castella-Trinity Center rd 0.3 mi e Crow Creek Ranger Station; North Coast Ranges Comment
  UC956625  Streptanthus tortuosus Freed W. Hoffman 1948-7-14 2317 Trinity Castella-Trinity Center road 0.3 mi e Crow Creek Ranger Station 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
  JEPS87785  Streptanthus tortuosus var. tortuosus Vernon H. Oswald and L. Ahart 1994-6-14 6281 Trinity w. Castella (between Horse Heaven Mdw. and Asbestos Gulch, Forest Road 25 1.0 mi sw of its jct with Forest Road 26 to Mt. Shasta (city)) 1584 Comment
  HSC101831  Styrax redivivus J. P. Smith, J. O. Sawyer, R. J. Cole 2011-7-22 13315 Trinity Along South Shore Drive, S of Whiskeytown Lake. 431 Comment
  UC1046515  Swertia albicaulis var. nitida R. Bacigalupi, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-13 3396 Trinity 1 mi w Peanut (lower reaches of Philpot Creek); Philpot Creek 762 Comment
  CAS-BOT-BC269637  Symphoricarpos albus var. laevigatus Eugene Carter 1974-8-30 879 Trinity Salmon-Trinity Alps and vicinity. Along the North Fork Road near Montgomery Placer Mine 495 Comment
  SD42335  Symphoricarpos mollis Carl B. Wolf 1937-8-12 9199 Trinity North Coast Range; South Fork Mountain, Cold Spring Lookout. 1650 Comment
  UC1119920  Symphoricarpos mollis J. E. Sowder 1932-10-19 23 Trinity Rattlesnake Creek Trinity Forest, Big Bar Quad. (Bob's Farm) 1615 Comment
  HSC92270  Symphyotrichum ascendens Jennifer Whipple 1976-9-1 1751 Trinity Near Lower Deadfall Lake 2165 Comment
  CAS-BOT-BC98547  Symphyotrichum spathulatum P. A. Munz 1951-7-20 16729 Trinity Dry pond near Black Rock Lake, North Yolla Bolly Mts. 1981 Comment
  CAS-BOT-BC98857  Symphyotrichum spathulatum var. intermedium John Thomas Howell 1936-8-26 12798 A Trinity 8 miles n. of Carrville Comment
  UC526801  Taeniatherum caput-medusae Joseph P. Tracy 1932-6-17 10234 Trinity 6 mi above Ruth (Northern Coast Ranges, Mad River Valley); Northern Coast Ranges, Mad River Valley 792 Comment
  CHSC30195  Tauschia glauca M. S. Taylor 1980-7-1 3027 Trinity At loop in road 36N24, ca. 0.4 mi ne of its jct with 36N25, ca. 9 mi w of Trinity Center. 1280 Comment
  UC1197066  Tauschia kelloggii Joseph P. Tracy 1937-7-25 15555 Trinity on ridge 2 mi e Grove's Prairie (Trinity Summit); Trinity Summit 1524 Comment
  CAS-BOT-BC81357  Taxus brevifolia Doris K. Kildale; T. O. Davis 1929-2-20 4279 Trinity Coffee Creek near Trinity Center Comment
  JEPS87811  Taxus brevifolia Vernon H. Oswald and Lowell Ahart 1994-8-1 6426 Trinity 5.1 mi n of Forest Rd 26, ca 4.5 air mi sw Mt. Eddy (Forest Rd 40N45 at Little Picayune Creek) 1828 Comment
  RSA105324  Taxus brevifolia Douglas Barke 1955-8-3 347 Trinity Along Battle Creek 10.7 miles west of Scott Mountain Road on Coffee Creek Road. 1280 Comment
  CAS-BOT-BC81352  Taxus brevifolia H. M. Pollard 1953-8-22 s.n. Trinity Scenic Trail, Stuart Creek Comment
  RSA134909  Taxus brevifolia Percy C. Everett, E. K. Balls 1959-10-22 23926 Trinity 10.6 miles from entrance to Trinity National Forest on road to Trinity Center. 762 Comment
  RSA98506  Taxus brevifolia Henry M. Pollard 1953-8-22 s.n. Trinity Scenic Trail, Stuart Creek Comment
  HSC846  Tellima grandiflora William J. Ferlatte 1967-8-10 862 Trinity Grizzly Creek, about 1 mi. E of junction with China Spring Trail 1677 Comment
  UCD96779  Thalictrum fendleri Joseph M. DiTomaso 1975-7-14 128 Trinity Bowerman Meadows. 1706 Comment
  JEPS82244  Thelypodium brachycarpum Roger Raiche 1983-8-13 30603 Trinity near Dead Fall Creek (trail to Mt. Eddy summit, near intersection of trails); Mt. Eddy 2316 Comment
  JEPS90358  Thelypodium brachycarpum Dean W. Taylor 1988-7-10 9958 Trinity headwaters of Trinity River (North Coast Ranges, Deadfall Lakes Basin, in vicinity of upper lakes); North Coast Ranges, Deadfall Lakes Basin 2194 Comment
  JEPS59979  Thelypteris nevadensis W. I. Follett 1934-5-20 12 Trinity 4.3 mi w Forest Glen (beside Fortuna-to-Red Bluff Hwy.) Comment
  UC198741  Thermopsis gracilis Mrs. C. F. Rose May 1916 Trinity vicinity Carrville; Headlight Comment
  RSA273415  Thermopsis gracilis var. gracilis J. P. Smith, J. O. Sawyer 1974-6-25 2578 Trinity Along trail to Granite Lake; T36N R8W S17, Trinity Lake quad 1372 Comment
  CHSC114174  Thinopyrum intermedium subsp. barbulatum R. E. Brainerd 2010-8-10 1736 Trinity Highway 3. Scott Mountain summit. UTM Zone 10 525305E 456941N. 1648 Comment
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Feb 22 2016
  HSC26311  Thysanocarpus curvipes Thomas W. Nelson 1971-4-24 385 Trinity Along New River Trail Comment
  UCD115973  Thysanocarpus curvipes James P. Smith 1973-5-6 6582 Trinity Blanchert Flats near Douglas City. Comment
  SD43768  Thysanocarpus curvipes subsp. curvipes Philip A. Munz 1949-5-15 13236 Trinity 1.0 mile below Dedrick 915 Comment
  HSC35124  Thysanocarpus radians A. Montalvo 1975-5-17 239 Trinity SE facing slope on the trail to Denny at the confluence of the New River and Trinity River 310 Comment
  HSC21161  Tonella tenella R. Spellenberg, A. Sylvester, D. Sutherland 1966-4-27 1376 Trinity 0.25 mi. W of mouth of New River on Trinity River Comment
  HSC34940  Tonella tenella Robert M. Specht 1975-5-17 210 Trinity W facing valley just N of the confluence of Ditch Gulch and Salt Creek on Hwy. 3 near Peanut 770 Comment
  RSA49698  Tonella tenella Philip A. Munz 1949-5-15 13211 Trinity Ripstein Public Campground, Canyon Creek, Dedrick. 976 Comment
  JEPS97170  Torilis arvensis Sue Pappalardo 1995-6-19 703 Trinity along FS Rd. 3N28 near its end Shasta-Trinity National Forests, Hayfork Ranger District 720 Comment
  JEPS48376  Torreya californica A. W. N. Johnson 1941-9-27 Trinity in a narrow gulch close to Island Mountain railroad tunnel; Island Mountain Comment
  UCD93244  Torreyochloa pallida var. pauciflora H. S. Yates 1914-6-29 470 Trinity Upper Rush Creek. 877 Comment
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May 17 2012
  HSC31472  Toxicodendron diversilobum Steve Selva, Roger Jensen 1974-8-27 77 Trinity Above Hwy. 299, 1.5 mi. E of Burnt Ranch Comment
  HSC60126  Toxicodendron diversilobum M. A. Baker 1977-5-8 258 Trinity Philpot Campground Comment
  SEINET3103609  Toxicodendron diversilobum Steve Selva, Roger Jensen 1974-8-27 77 Trinity Above Hwy 299 approx. 1.5 mi E of Burnt Ranch. Comment
  CDA36718  Toxicodendron diversilobum CDFA Staff 1985-4-26 Trinity Grays Falls Campground. 0 Comment
  CAS-BOT-BC399999  Trautvetteria caroliniensis Milo S. Baker 1926-7-23 118 b-'26 Trinity S. Fork Mt. - n. slope near Dutchman's cabin 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
  CAS-BOT-BC519589  Triantha occidentalis subsp. occidentalis John Thomas Howell 1936-8-24 12729 Trinity Summit of Scott Mountain n. of Carrville Comment
  CHSC69012  Trichostema laxum Vernon Oswald; Lowell Ahart 1997-7-17 8726 Trinity Forest Road 29 (Bramlot Rd.) 2.9 mi south of Hwy. 36. 1158 Comment
  HSC54055  Trichostema laxum G. L. Clifton, Butler 1979-7-17 8077 Trinity Near Clover Gulch, close to the town of Mad River 893 Comment
  UC1173696  Trichostema laxum Joseph P. Tracy 1939-9-4 16481 Trinity Van Duzen River, 3 mi above Low Gap Comment
  RSA293196  Trifolium albopurpureum J. P. Smith 1973-5-6 6650 Trinity Blanchert Flats near Douglas City. Comment
  CAS-BOT-BC94450  Trifolium breweri R. C. Wenk 2005-7-18 302 Trinity Scott Mountains, border between Trinity and Siskiyou Counties, along Highway 3, Scott Mountain Campground 1650 Comment
  RSA66468  Trifolium cyathiferum Philip A. Munz 1951-7-21 16807 Trinity S slope of North Yolla Bolly Peak 2271 Comment
  HSC40915  Trifolium gracilentum J. P. Smith, J. O. Sawyer 1975-5-18 2694 Trinity Old hydrolic mining site SW of Big Bar Comment
  CHSC118274  Trifolium hirtum Barbara L. Wilson; Nick Otting 2015-5-30 18423 Trinity No-longer-used bridge across Swede Creek, next to current Highway 299, at confluence with Trinity River. 354 Comment
  HSC34188  Trifolium longipes J. P. Smith, J. O. Sawyer 1973-7-4 7097 Trinity Trail 11W26 from Rd. 80 between Dubakella and S Dubakella Mtn. 1524 Comment
  HSC52  Trifolium longipes William J. Ferlatte 1966-7-1 174 Trinity Boulder Creek Basin, tributary to Canyon Creek 1707 Comment
  HSC78495  Trifolium longipes John S. Palmer 1973-7-1 91 Trinity Bear Lakes Area, Tangle Blue Lake 1753 Comment
  SEINET8477176  Trifolium longipes D. Taylor 2012-7-20 21286 Trinity Trinity Mountains, Grouse lake, outlet stream of the lake. Whisky Bill Peak, CA. 1783 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
  HSC51159  Trifolium microcephalum G. L. Clifton, Overton 1979-6-4 3978 Trinity Near Van Duzen River, close to the town of Alderpoint. 853 Comment
  UC495693  Trifolium microcephalum Joseph P. Tracy 1932-6-17 10214 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  UC495683  Trifolium obtusiflorum Joseph P. Tracy 1932-6-17 10218 Trinity Three Forks of Mad River North Coast Ranges 883 Comment
  SEINET10452534  Trifolium pratense Mary Susan Taylor 1980-6-11 Taylor 2830 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
  UCD109296  Trifolium productum Joseph M. DiTomaso 1975-7-21 161 Trinity 0.25 mile below Boulder Pass above Big Boulder Lake. 2011 Comment
  CHSC63512  Trifolium wormskioldii Vernon H. Oswald; Lowell Ahart 1994-8-1 6436 Trinity Deadfall Meadow along Deadfall Creek, S side of Forest Rd. 17, ca. 3 mi (air) WNW of Mt. Eddy. 1950 Comment
  UCD109958  Trifolium wormskioldii W. A. Williams 1957-7-22 57 D Trinity Bear Creek Meadows near Cabin: Shasta National Forest; east of Mt. Eddy. 1828 Comment
  HSC65665  Triglochin maritima Donald W. Miles 1979-6-30 14 Trinity Above E Fork Trinity River, along Mumbo Creek Rd. 1463 Comment
  HSC31686  Trillium albidum D. E. Anderson, Thomas W. Nelson, S. Dowty 1972-6-16 5695 Trinity Along ridge road on South Fork Mtn., 5 mi. N of its jct. with Hwy. 36 Comment
  RSA245013  Trillium albidum J. P. Smith 1973-4-21 6266 Trinity Along Coffee Creek Road leading to Coffee Creek Ranch. 610 Comment
  JEPS65528  Trillium angustipetalum unknown 1879-3-15 Trinity Big Flat Comment
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Jan 10 2018
  HSC78256  Trillium ovatum subsp. oettingeri John S. Palmer 1976-7-2 438 Trinity Along Log Lake Creek 1585 Comment
  UC1333304  Trillium ovatum subsp. oettingeri Dorothy Parker 1949-6-11 Trinity along small stream which empties into Tangle Blue Creek 1676 Comment
  CHSC53649  Triphysaria pusilla Joyce Lacey 1987-6-22 Trinity Old floodplain of Trinity River near mouth of Grass Valley Cr.; on N side of Lewiston Rd 1.8 mi from hwy 299. 'Lowden Ranch'. 533 Comment
  UC192375  Trisetum canescens Harry S. Yates 1914-6-10 411 Trinity Rush Creek 792 Comment
  CAS-BOT-BC227208  Trisetum cernuum Eugene Carter 1975-8-19 1089 Trinity North Fork Trinity River. Limestone Ridge, Morrison Gulch Trail. Near Rattlesnake Lake 1691 Comment
  UCD93639  Trisetum spicatum A. H. Murphy 1953-7-30 KNF 19 Trinity Klamath National Forest. Coffee Creek, north fork. 1828 Comment
  CAS-BOT-BC135780  Triteleia crocea J. H. Thomas 1949-6-15 938 Trinity About 7 miles north of Weaverville, along trail to Trinity Alps - Trinity National Forest 914 Comment
  CAS-BOT-BC135824  Triteleia crocea Mrs. H. C. Cantelow 1936-5-20 s.n. Trinity 3 miles n. of Carrville 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
  HSC69982  Triteleia crocea Thomas W. Nelson, Jane P. Nelson 1978-6-22 4295 Trinity Along Dubakella Rd., 4.8 mi. from junction with Hwy. 36 1527 Comment
  UCD139358  Triteleia crocea Joseph M. DiTomaso 1976-7-8 607 Trinity Trinity Alps; 0.5 mile below Union Creek Campground on Union Creek Trail. 1752 Comment
  HSC24212  Triteleia hyacinthina D. E. Anderson, D. Santana, J. Lackey 1971-7-15 5232 Trinity 5.7 mi. S of the Mad River Ranger Station, on Hwy. 36, along the road to Zenia. Comment
  HSC35811  Triteleia hyacinthina Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-6-21 1925 Trinity Browns Canyon Campground Comment
  CAS-BOT-BC522322  Triteleia hyacinthina Doris K. Kildale 1927-7-4 3710 Trinity South Fork Mountain Creek at east base of South Fork Mountain Comment
  RSA121384  Triteleia hyacinthina G. D. Barbe 1955-7-27 296 Trinity Just south of Scott Mtn Forest Camp. 1616 Comment
  CAS-BOT-BC525740  Triteleia ixioides subsp. scabra Doris K. Kildale 1927-7-4 3697 Trinity Summit at boundary line of Trinity & Shasta Counties on Eureka-Red Bluff Road Comment
  HSC75422  Tsuga mertensiana J. O. Sawyer 1980-6-18 3434 Trinity N slope of Black Rock Mtn. 2348 Comment
  UCD135136  Tsuga mertensiana Joseph M. DiTomaso 1975-8-26 298 Trinity Trinity Alps., Foster Lake. 2209 Comment
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Apr 10 2014
  CAS-BOT-BC80213  Tsuga mertensiana subsp. grandicona E. R. Johnson 1930-10-13 160 Trinity Canyon Creek at Lakes 1828 Comment
  CAS-BOT-BC74114  Turritis glabra Eugene Carter 1973-6-7 560 Trinity East Fork Trinity River, Hobo Gulch Camp and vicinity. (18 miles NW of Weaverville). 487 Comment
  CAS-BOT-BC74117  Turritis glabra Annie M. Alexander; Louise Kellogg 1949-7-3 5764 Trinity Saddle between North Yolla Bolly and Black Rock Mountains, Yolla Bolly Middle Eel Primitive Area. 2103 Comment
  UCD111538  Urtica dioica subsp. gracilis Joseph M. DiTomaso 1975-8-20 283 Trinity 200 yards E of Willow Creek on Deer Creek Trail. 1645 Comment
  CHSC30132  Utricularia vulgaris M. S. Taylor 1980-6-12 2866 Trinity In pond, on s side of %n40 [sic.], ca. 3.7 mi s of its jct with 5N09--Underwood Mt Rd, ca. 9.5 mi s of Trinity Hwy 299, at Burnt Ranch. Comment
  JEPS75961  Vaccinium cespitosum William J. Ferlatte 1974-8-15 1642 Trinity below w side Summit Lake; Trinity Alps, Summit Lake-Siligo Peak Area 2225 Comment
  UC922477  Valeriana californica Annie M. Alexander and Louise Kellogg 1949-7-3 5762 Trinity Saddle between North Yolla Bolly and Black Rock Mountains (Yolla Bolly Middle Eel Primitive Area); Yolla Bolly Middle Eel Primitive Area 2103 Comment
  HSC102912  Ventenata dubia J. P. Smith 2014-5-29 13866 Trinity Junction of State Route 3 and the IP Road 1008 Comment
  HSC786  Veratrum californicum var. californicum William J. Ferlatte 1967-8-10 867 Trinity Grizzly Creek, 1/4 mile below falls 1829 Comment
  UC30082  Veratrum californicum var. californicum Mrs. M. H. Manning Aug. 1899 Trinity Trinity Summit Comment
  UC902037  Veratrum insolitum Joseph P. Tracy 1949-7-16 18368 B Trinity gravelly hillside near gravelly flat known as Race Track; South Fork Mountain 1676 Comment
  UC1198206  Veratrum viride Joseph P. Tracy 1935-8-8 14708 Trinity around White's Creek Lake (head of North Fork of White's Creek); Devil's Canyon Mountains, White's Creek Lake 1981 Comment
  HSC38617  Verbena lasiostachys D. E. Anderson, J. P. Smith 1971-6-21 - 1114 Trinity 5 miles E of the Humboldt-Trinity Co. line. Comment
  CHSC1908  Veronica copelandii V. Holt 1942-8-13 Trinity Summit Lake, Trinity Alps. 2456 Comment
  HSC91105  Veronica serpyllifolia subsp. humifusa Jennifer Whipple 1976-6-29 1174 Trinity Near Lower Deadfall Lake, E shore 2165 Comment
  UCD124898  Veronica serpyllifolia subsp. humifusa Joseph M. DiTomaso 1975-6-30 78 Trinity Morris Meadows on Stuarts Fork Trail. Comment
  JEPS74621  Veronica wormskjoldii William J. Ferlatte, Alice Q. Howard 1970-8-11 1306 Trinity above Grizzly Lake (n sid of Thompson Peak); Trinity Alps, Thompson Peak 2499 Comment
  HSC40667  Vicia americana var. americana Thomas W. Nelson, Jane P. Nelson 1976-7-1 2940 Trinity Along FS 5E27 just N of junction with FS 1S07 1555 Comment
  HSC49731  Vicia americana var. americana J. O. Sawyer, R. J. Cole 1978-4-20 3095 Trinity Above Hwy. 299 at White's Bar. 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
  HSC82044  Vicia americana var. americana Thomas W. Nelson, Jane P. Nelson 1980-6-16 5465 Trinity Along road to Plummer Peak; ca. .5 mile from Philpot Campground 793 Comment
  HSC86357  Vicia americana var. americana J. O. Sawyer, J. Stephensen, J. Rivera 1985-5-3 4313 Trinity Virgin Creek Guard Stn. site at confluence of Virgin and Slide Creeks. 610 Comment