Search Results — 2000 specimen records retrieved (1390 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
  CAS-BOT-BC78126  Abies X shastensis Gilbert Muth 1966-7-29 132 Siskiyou Forest at Marble Valley, Marble Mt. 1792 Comment
  CAS-BOT-BC78129  Abies X shastensis G. B. Grant 1902-7-16 s.n. Siskiyou Alta Meadow Comment
  RSA47982  Abies X shastensis Roxana S. Ferris, Laura Lorraine 1948-6-12 11770 Siskiyou About 6 miles from Etna on forks of Salmon Road. 1707 Comment
  CAS-BOT-BC73502  Abies concolor Elmer I. Applegate 1895-5-30 s.n. Siskiyou East base Mt. Shasta, near Sisson. Comment
  HSC43427  Abies concolor Maralyn O'Meara 1974-5-25 390 Siskiyou Along road to Duck Lakes trail 1402 Comment
  UC637119  Abies grandis Edward Lee 1934-8-12 1053 Siskiyou 0.25 mi w of the mouth Walker Creek (s side of the Klamath River, e end of Seiad Valley); Seiad Valley 426 Comment
  HSC4997  Abies lasiocarpa J. O. Sawyer 1969-8-2 1695 Siskiyou Slopes W of Little Duck Lake 2226 Comment
  UC580674  Acer circinatum R. Bacigalupi Sep 1934 2328 Siskiyou 5 mi sw Cayton P.O.; Shasta National Forest, Bartle Quad. Comment
  HSC67768  Acer glabrum var. torreyi John Palmer 1980-8-13 776 Siskiyou Klamath National Forest, Dead Cow Creek near F.S. Rd. 47N44 from Beaver Creek Rd. 1616 Comment
  CAS-BOT-BC332787  Acer macrophyllum Alice Eastwood 1912-7-23 1343 Siskiyou Cantara Comment
  HSC36704  Acer macrophyllum Brent Whitely 1975-6-23 43 Siskiyou 223 Comment
  UC165964  Acer macrophyllum Geo. D. Butler 1910-5-30 1434 Siskiyou Humbug Creek Comment
  RSA0000609  Acer macrophyllum Geo. D. Butler 1910-5-30 1434 Siskiyou Humbug Creek. Comment
  CDA35547  Acer negundo subsp. californicum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2621 Siskiyou 200 meters north of Hamilton Street on Highway 3, north edge of Fort Jones. Comment
  HSC2410  Achillea millefolium William J. Ferlatte 1966-8-5 334 Siskiyou Caribou Mtn. 2470 Comment
  HSC36755  Achillea millefolium J. P. Smith 1974-5-25 7395 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  HSC36896  Achillea millefolium J. P. Smith 1974-5-25 7513 Siskiyou Along Rd. 8, 2.4 mi. W of its junction with Hwy. 3 976 Comment
  HSC58874  Achillea millefolium Marvin Butler 1971-7-19 155 Siskiyou Near Mary's Meadow, close to the town of Cave Junction 1220 Comment
  HSC67833  Achillea millefolium J. O. Sawyer, J. Cole 1980-7-22 3923 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  UC890994  Achillea millefolium unknown 1915-8-26 Siskiyou Mt. Eddy 1828 Comment
  RSA50158  Achillea millefolium E. K. Balls 1949-7-9 s.n. Siskiyou Salmon Mtns. top of pass on rd from Etna to Sawyer's Bar. 1479 Comment
  RSA237254  Achlys triphylla Frederick W. Oettinger 1967-6-28 133 Siskiyou Kelly Gulch (tributary to Salmon River). The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  RSA78324  Achlys triphylla P. A. Munz 1952-7-1 17859 Siskiyou Baldy Mtn road, NW of Happy Camp, Siskiyou Mts. 1220 Comment
  CAS-BOT-BC216921  Achnatherum occidentale John Thomas Howell 1937-7-26 13523 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UCD50980  Achnatherum occidentale B. A. Madson 1948-1 s.n. Siskiyou Mt. Hebron Pass. Comment
  CAS-BOT-BC210866  Achnatherum occidentale subsp. californicum John Thomas Howell 1939-8-6 15095 Siskiyou Elk Mt., Marble Mts. Comment
  RSA17730  Achnatherum thurberianum Elmer I. Applegate 1935-6-10 9465 Siskiyou Indian Well, Lava Bed National Monument Comment
  HSC36807  Achyrachaena mollis J. P. Smith 1974-5-27 7630 Siskiyou Along FS Rd. 47N03 1280 Comment
  HSC71631  Acmispon micranthus J. P. Smith 1973-5-5 6504 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC46219  Acmispon nevadensis Jennifer Whipple 1978-6-5 2327 Siskiyou Weston Gulch in Scott Valley 854 Comment
  UC136276  Aconitum columbianum E. B. Copeland 1903-8-13 3896 Siskiyou Sisson (Mt. Shasta City); ; Sisson (Mt. Shasta City), Siskiyou Co. Comment
  UC375344  Aconitum columbianum Geo. D. Butler 1909-7-20 1064 Siskiyou Highland Mine Comment
  UCD95368  Aconitum columbianum A. H. Murphy 1956-8-16 56 FF Siskiyou Tangle Blue Lake. 1767 Comment
  CAS-BOT-BC391504  Aconitum columbianum subsp. columbianum W. R. Dudley 1899-8-10 s.n. Siskiyou Near Sisson Comment
  CAS-BOT-BC391509  Aconitum columbianum subsp. columbianum John Thomas Howell 1939-8-5 15074 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC391516  Aconitum columbianum subsp. columbianum Alice Eastwood 1912-8-30 2089 Siskiyou Mount Eddy Comment
  HSC22294  Aconitum columbianum subsp. columbianum J. O. Sawyer 1969-8-4 1890 Siskiyou Above S Sugar Lake 2043 Comment
  POM365536  Aconitum columbianum var. columbianum Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  HSC98376  Aconogonon davisiae J. O. Sawyer 1968-7-9 404 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  JEPS60385  Actaea rubra W. L. Jepson July, 1894 Siskiyou Sisson Comment
  RSA262473  Actaea rubra subsp. arguta J. M. Tucker, L. K. Mann 1963-7-7 3719 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  RSA68866  Actaea rubra subsp. arguta A. E. Culbertson 1943-6-23 90 Siskiyou Along east shore of Castle Lake, 14 miles southwest of Mt. Shasta, above Sacamento River within 10 miles of its headwaters to the west Comment
  SEINET5718353 Image available Actaea rubra subsp. arguta J. M. Tucker, L. K. Mann 1963-1 3719 Siskiyou Ca. 0.25 mile down the trail (north of) from the lake, to a lesser extent on open slopes, Paradise Lake, at the base of Kings Castle on the east side, Marble Mountain Wilderness Area.; Paradise Lake 1981 Comment
  CAS-BOT-BC29317  Adenocaulon bicolor L. E. Smith 1914-6-24 717 Siskiyou Sisson Comment
  CDA1640  Aegilops cylindrica T. C. Fuller 1960-5-24 4341 Siskiyou 4 miles east of Montague. 0 Comment
  CDA296  Ageratina occidentalis S. Davis, F. D. Horn 1979-8-24 Siskiyou Hotlum Road above railroad tracks, northeast of Weed. 0 Comment
  HSC5639  Ageratina occidentalis D. M. Thomson 1965-8-7 178 Siskiyou California Lava Beds National Monument, 1 mile up Cave Loop Trail. Comment
  UC1409462  Agoseris aurantiaca var. aurantiaca Frederick W. Oettinger 1968-8-14 518 Siskiyou Midway between Tom Taylor Cabin and English Peak Lookout, the High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1996 Comment
  CAS-BOT-BC22781  Agoseris heterophylla John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53425 Siskiyou East side of Scott Valley, 10 miles south of Fort Jones on road to Callahan 853 Comment
  CHSC71275  Agoseris heterophylla Vernon H. Oswald; Lowell Ahart 1998-6-11 9196 Siskiyou Dry Lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. 1402 Comment
  POM208353  Agoseris retrorsa L. C. Wheeler 1934-6-11 2686 Siskiyou North Hungry Creek , Siskiyou Mtns. (Mt Diablo Mer) 1311 Comment
  SEINET10842223  Agrostis Edwin B. Copel 1903-8-17 Copeland 3903 Siskiyou Foot of Mt. Eddy. 1219 Comment
  RSA239096  Agrostis exarata Frederick W. Oettinger 1969-8-22 1499 Siskiyou North side of Horse's Hole Meadows, Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  POM207472  Agrostis hallii W. C. Blasdale, Jos Burtt Davy 1899-7-30 6175 Siskiyou Near Ferndale Comment
  HSC21989  Agrostis pallens J. O. Sawyer 1969-8-1 1632 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  RSA239085  Agrostis pallens Frederick W. Oettinger 1969-9-3 1612 Siskiyou Shasta Ridge. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  SEINET7594123 Image available Agrostis pallens F. W. Oettinger 1969-1 1537 Siskiyou northwest of English Lake, Salmon Mountains 1753 Comment
  HSC39675  Agrostis scabra J. P. Smith, J. O. Sawyer 1971-9-18 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  SEINET7594405 Image available Agrostis stolonifera Frederick W. Oettinger 1969-1 1527 Siskiyou Upper English Lake, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area 1798 Comment
  HSC91586  Agrostis thurberiana Jennifer Whipple 1977-8-6 2214 Siskiyou SW of Dobkins Lake, along drainage into lake. 2256 Comment
  UC618861  Agrostis thurberiana W. Bridge Cooke 1938-9-17 11695 Siskiyou Water Supply Spring, Horse Camp Mount Shasta 2468 Comment
  UC1108542  Agrostis variabilis Ira L. Wiggins 1955-7-27 13530 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area, Caribou Lake 2042 Comment
  UCD53688  Agrostis variabilis A. H. Murphy 1955-7-30 55 X Siskiyou Hamilton Camp, Marble Mountains, Klamath National Forest. 1828 Comment
  HSC65342  Aira caryophyllea J. P. Smith 1973-5-5 6378 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  UC1733720  Allium Frank Gould, Kay H. Beach 1940-5-15 1235 Siskiyou upper Bull Meadows Comment
  SEINET8112105  Allium amplectens G. D. Butler 1910-5-17 1358 Siskiyou Yreka. Comment
  CAS-BOT-BC461069  Allium anceps M. S. Taylor; J. Prouty 1980-6-25 2965 Siskiyou Grizzly Peak and ridge west of peak, 5 miles due east of Lake McCloud, Big Bend Quad., 1889 Comment
  CAS-BOT-BC462987  Allium bolanderi Marion Ownbey 1950-6-20 G. N. 52 Siskiyou 2 1/2 miles west of Hilt; grown at Pullman, Washington Comment
  HSC82287  Allium falcifolium Thomas W. Nelson, Jane P. Nelson 1979-6-15 4810 Siskiyou Along road to Carmen Lake, 0.6 mi. from junction with State Route. 1646 Comment
  JEPS2716 Image available Allium falcifolium W. L. Jepson 1907-7-5 2830 Siskiyou Marble Mt. Comment
  CAS-BOT-BC469235  Allium falcifolium A. A. Heller 1916-7-22 12491 Siskiyou East side of Mt. Eddy Comment
  CAS-BOT-BC132144  Allium siskiyouense Gilbert Muth 1966-7-14 390 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mts. 1828 Comment
  CAS-BOT-BC132149  Allium siskiyouense C. L. Hitchcock; J. S. Martin 1939-7-9 5319 Siskiyou Between King's Castle and Black Mts., west side of ridge 1828 Comment
  JEPS105055  Allium siskiyouense Dean W. Taylor 1996-5-30 15646 Siskiyou base of Sentinel Rocks, Iron Gate Reservoir (about 20 miles east of Yreka); Klamath National Forest 1036 Comment
  JEPS47605  Allium siskiyouense Geo. D. Butler 1909-5-3 791 Siskiyou Yreka hills Yreka Comment
  RSA184802  Allium siskiyouense Gilbert Muth 1966-7-14 390 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mountains. 1829 Comment
  UC454416  Allium validum I. J. Condit 1909-8-25 Siskiyou Sisson, North Fork 1371 Comment
  UC618715  Allium validum W. Bridge Cooke 1938-7-15 11253 Siskiyou along the creeks leading from Wagon Camp Springs; Mount Shasta, Wagon Camp Comment
  HSC45190  Allotropa virgata J. O. Sawyer, E. Cope 1977-6-18 2928 Siskiyou Along Clear Creek Trail between Ten Mile Creek and Bear Pen Creek 610 Comment
  JEPS59060  Allotropa virgata Willis L. Jepson 1894-8-4 14651 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC171392  Alnus incana subsp. tenuifolia Alice Eastwood 1912-7-17 1172 Siskiyou Sisson Comment
  CAS-BOT-BC171402  Alnus incana subsp. tenuifolia Elmer I. Applegate 1923-9-7 3972 Siskiyou Doggett Ridge, near head of Doggett Creek, S slope of the Siskiyou Mountains 1524 Comment
  HSC4964  Alnus incana subsp. tenuifolia J. O. Sawyer 1968-6-25 343 Siskiyou Along Horse Range Creek 1646 Comment
  POM212071  Alnus incana subsp. tenuifolia C. B. Wolf 1930-10-22 1752 Siskiyou 1 mile W of Mt Shasta City. 1067 Comment
  HSC26930  Alnus rhombifolia J. P. Smith, J. O. Sawyer 1971-9-18 4834 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  RSA105508  Alnus rhombifolia Douglas Barbe 1955-6-27 5 Siskiyou 0.8 mile north of Callahan in dredgings near Hjertagers Mill. 976 Comment
  HSC4969  Alnus viridis subsp. sinuata J. O. Sawyer 1968-6-18 234 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  HSC62447  Alnus viridis subsp. sinuata Ruby Van Deventer 1959-7-9 Siskiyou Twin Valley Comment
  SEINET3917663  Alopecurus aequalis J. P. Smith, Steve Selva 1970-7-16 4385 Siskiyou Along Klamath River 2 miles west of Seiad Creek.; 0 518 Comment
  JEPS94630  Alyssum alyssoides Vernon H. Oswald 1998-6-11 9178 Siskiyou on w side of Hwy 97 2.2 mi ne Lake Shastina-Big Springs Rd. (ne of Weed); Shasta NF plantation 1066 Comment
  HSC2907  Amaranthus blitoides R. C. Wunner 1965-7-21 410 Siskiyou Lava Beds National Monument, near Captain Jack's Stronghold. 1220 Comment
  HSC69210  Amelanchier alnifolia Maralyn A. Renner 1980-7-24 2081 Siskiyou Lily Pad Lake 1768 Comment
  UC1222323  Amelanchier alnifolia var. semiintegrifolia Joseph P. Tracy 1951-6-16 19503 Siskiyou near State Line (at crossing of Takilma-Happy Camp Road, summit of the Siskiyous); Siskiyous Comment
  JEPS126017  Amelanchier pallida E. T. Doucette 2013-5-20 13 -129 Siskiyou Greenhorn Road, Yreka, 8.8 miles from business district. Comment
  RSA60668  Amelanchier pallida I. L. Wiggins 1950-5-28 12366 Siskiyou Margins of Carmen Lake, ca. 1.5 miles E of Scott Mtn road. 1738 Comment
  CAS-BOT-BC136884  Amelanchier utahensis John Thomas Howell; Gordon H. True 1972-6-8 48855 Siskiyou South of summit on road from Takilma to Happy Camp Comment
  CAS-BOT-BC136889  Amelanchier utahensis Dorothy Parker 1947-5-23 182 Siskiyou Northeast slopes of the Gazelle Mountains 1493 Comment
  UC466781  Amelanchier utahensis Annie M. Alexander and Louise Kellogg 1911-6-17 153 A Siskiyou Jackson Lake 1798 Comment
  HSC3533  Amsinckia tessellata var. tessellata D. M. Thomson 1965-7-17 149 Siskiyou Lava Beds National Monument, N boundary road by Canbys Cross Comment
  JEPS41791  Anagallis linifolia Maxine Gibeson 1966-2-21 Siskiyou edge of Carlton Pasture, Elliott Creek Canyon Elliott Creek Canyon; Rogue R. Nat'l Forest, Elliott Creek Canyon (tributary of Ap Comment
  RSA696900  Anaphalis margaritacea Leo Miller s.n. Siskiyou Siskiyou Mts. 854 Comment
  CAS-BOT-BC391798  Anemone deltoidea Gilbert Muth 1965-8-3 s.n. Siskiyou Pothole in Marble, Marble Valley Comment
  CHSC71598  Anemone drummondii Vernon H. Oswald; Lowell Ahart 1998-8-3 9438 Siskiyou Near the Pacific Crest Trail in the Scott Mtns. west of Kangaroo Lake. 1981 Comment
  UC1096825  Anemone drummondii Douglas Barbe and H. K. Wagnon 1957-6-16 13134 Siskiyou Scott Mt. 1920 Comment
  UC199534  Anemone drummondii Annie M. Alexander and L. Kellogg 1911-8-14 320 Siskiyou Mt. Eddy Comment
  POM100562  Anemone drummondii Geo. D. Butler 1908-8-5 45 Siskiyou Marble Mtn Comment
  CAS-BOT-BC391938  Anemone multifida Gilbert Muth 1965-8-6 s.n. Siskiyou Backside of Black Mountain Comment
  CAS-BOT-BC391969  Anemone occidentalis Geo. D. Butler 1910-7-10 1736 Siskiyou Upper Campbell Lake 1676 Comment
  CHSC1428  Anemone occidentalis V. Holt 1932-7-10 Siskiyou Mount Eddy. 2133 Comment
  HSC61188  Anemone occidentalis Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  RSA625525  Anemone occidentalis Louis C. Wheeler 1963-8-25 8273 Siskiyou South slope, Preston Peak: South summit. 2134 Comment
  CAS-BOT-BC391964  Anemone occidentalis L. R. Short 1933-8-8 108 Siskiyou Klamath National Forest. Boulder Creek 2514 Comment
  CAS-BOT-BC391973  Anemone occidentalis Wm. Bridge Cooke 1938-9-8 11601 Siskiyou Mount Shasta. Slopes of Little Red Butte Comment
  JEPS60509  Anemone occidentalis W. L. Jepson 1907-7-6 2852 Siskiyou rocky ridge near Cudahay Valley; Marble Mt. region Comment
  JEPS95249  Anemopsis californica Steve Edwards 1996-7-14 Siskiyou Road A1 2, 6.2 mi W of Big Springs Road, or 0.7 mi E of the RR tracks in Granada Comment
  UC1356635  Angelica arguta J. F. Emmel 1968-7-22 90 Siskiyou Trinity Alps, Caribou Lake Caribou Lake; Trinity Alps, Caribou Lake 2103 Comment
  HSC35774  Angelica tomentosa J. O. Sawyer 1969-9-12 2009 Siskiyou Hanging valley N of Wildcat Peak 2012 Comment
  CAS-BOT-BC59283  Antennaria argentea A. A. Heller 1905-6-8 7999 Siskiyou West of Yreka Comment
  HSC82554  Antennaria dimorpha Thomas W. Nelson, Jane P. Nelson 1979-5-26 4714 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  UC796525  Antennaria dimorpha Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11831 Siskiyou (rd between Callahan and Gazelle) Callahan; Gazelle Mountain Grade 1499 Comment
  CHSC69065  Antennaria geyeri Vernon H. Oswald; Lowell Ahart 1997-7-28 8803 Siskiyou Forest Route 15 ca. 1 mi south of Harris Spring: T42N R2E Sect. 31, ca. 4800 ft. 1463 Comment
  JEPS13177  Antennaria geyeri W. L. Jepson 1894-1 Siskiyou Sisson Comment
  POM230331  Antennaria media J. T. Howell 1937-7-24 13401 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  CAS-BOT-BC79905  Antennaria microphylla Gilbert Muth 1966-7-25 451 Siskiyou Marble Mountain Lookout, Marble Mts. 2097 Comment
  HSC61857  Antennaria microphylla Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  HSC4642  Antennaria rosea subsp. rosea D. M. Thomson 1965-8-7 180 Siskiyou California Lava Beds National Monument; Cave Loop road Comment
  UCR93352  Anthemis cotula Kathy Harper, Dane Karr 1994-6-14 s.n. Siskiyou Sierra Nevada Mtns., State Hwy 96, south of Happy Camp (at mi. Marker 13.96) 244 Comment
  JEPS82113  Antirrhinum vexillocalyculatum subsp. breweri Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7474 Siskiyou 3 mi ne Calif. Hwy. 96, Swillup Creek crossing (Calif Hwy 96, opposite King Creek in Klamath River Canyon); Klamath River Canyon 334 Comment
  CHSC66536  Apocynum androsaemifolium Vernon H. Oswald 1996-7-12 7997 Siskiyou Everitt Memorial Hwy. (A10) E of Mt. Shasta city between mileposts 5 and 6. 1554 Comment
  HSC21957  Apocynum androsaemifolium J. O. Sawyer 1969-8-18 1975 Siskiyou S of S Sugar Lake 2104 Comment
  OBI3454  Apocynum androsaemifolium John Applegarth 1971-7-10 s.n. Siskiyou At jctn of Beaver Crk and Grouse crk 914 Comment
  RSA238027  Apocynum androsaemifolium subsp. pumilum Frederick W. Oettinger 1967-8-12 248 Siskiyou Crapo Peak, along the Tom Taylor Cabin- English Peak trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  UC375262  Aquilegia formosa Geo. D. Butler 1908-7-12 1062 Siskiyou Humbug Mt. Comment
  HSC22425  Aquilegia formosa var. formosa J. O. Sawyer 1969-7-16 1153 Siskiyou W of Waterdog Lake 2073 Comment
  HSC40223  Arabidopsis thaliana J. P. Smith 1976-5-22 8789 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  RSA30393  Arabis breweri Lincoln Constance, Reed C. Rollins 1942-5-14 2930 Siskiyou Shasta River 6 miles N of Yreka. 762 Comment
  RSA0125742  Arabis breweri Frederick W. Oettinger 1968-9-9 806 Siskiyou Ridge near Tobacco Lake. Salmon Mountains. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1966 Comment
  HSC46810  Arabis breweri var. breweri William J. Ferlatte 1974-7-15 1544 Siskiyou Grouse Ridge along Trinity Co. line, 100 yds. N of Dorleska Summit 2134 Comment
  HSC29187  Arabis glabra Frederick W. Oettinger 1969-8-18 1420 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: W side of Horse Range Lake 1829 Comment
  HSC30480  Arabis glabra Frederick W. Oettinger, R. F. Thorne 1969-8-9 1309 Siskiyou Abbott's Upper Cabin, Salmon Mtns. 1524 Comment
  HSC42158  Arabis holboellii var. retrofracta S. Saufferer 1973-5-6 152 Siskiyou Just S of Dunsmuir on gravelly flats along Railroad Creek Comment
  POM94625  Arabis holboellii var. retrofracta Geo. D. Butler 1910-7-8 1663 Siskiyou Log Lake, Shackleford Creek. 1220 Comment
  CAS-BOT-BC16714  Arabis modesta Elmer I. Applegate 1932-4-16 7065 Siskiyou Between Hamburg and Seiad Valley, Klamath River. Comment
  HSC66261  Arabis modesta Maralyn A. Renner 1980-6-22 897 Siskiyou Slopes N of Little Shasta River 1372 Comment
  HSC90561  Arabis platysperma var. howellii Jennifer Whipple 1976-7-9 1404 Siskiyou N facing slopes in the Eddy Creek drainage 2226 Comment
  JEPS53154  Arabis rectissima var. rectissima Willis L. Jepson 1894-7-24 59 c Siskiyou n of Sisson (Muir's Peak and Upton Plateau); Region of the Upper Sacramento, Black Butte Comment
  UC855541  Arabis rectissima var. rectissima A. A. Heller 1916-6-23 12421 Siskiyou near Black Butte (n of Sisson) 1127 Comment
  RSA59496  Arabis sparsiflora E. K. Balls 1950-5-15 14704 Siskiyou Lava Beds National Monument, below Indian Well Public Camp. 1402 Comment
  HSC39296  Arabis subpinnatifida J. O. Sawyer 1970-4-3 2096 Siskiyou Along Sugar Creek 915 Comment
  RSA0128839  Arabis suffrutescens Geo. D. Butler 1910-7-9 1705 Siskiyou Shackleford Creek. 1220 Comment
  HSC29159  Arabis suffrutescens var. horizontalis Frederick W. Oettinger 1969-7-15 1026 Siskiyou Marble Mtn. Wilderness Area, between Diamond Lake and Upper English Lake 2012 Comment
  CAS-BOT-BC171700  Aralia californica Carl B. Wolf 1927-8-26 1104 Siskiyou On the Klamath River, 8 mi. above Happy Camp Comment
  UC933377  Aralia californica Annie M. Alexander and Louise Kellogg 1948-9-7 5587 A Siskiyou at small creek S. Fork Salmon R. Siskiyou Mts., S. Fork Salmon R. Comment
  SEINET3239876  Arceuthobium californicum R. L. Mathiasen 2010-1 1016 Siskiyou 17.4 km from Rte. 96 on Dillon Mtn. rd. 1310 Comment
  CAS-BOT-BC407792  Arceuthobium campylopodum William Bridge Cooke 1938-9-2 11593 Siskiyou Sisson Southern Trail, Mount Shasta 1371 Comment
  HSC96174  Arceuthobium campylopodum R. L. Mathiasen 2005-3-12 532 Siskiyou 0.8 km N of Hwy. 89 on FS Rd. 88 (road to Mt. Shasta Ski Park), Shasta-Trinity National Forest Comment
  RSA78813  Arctostaphylos manzanita subsp. manzanita P. A. Munz 1952-7-2 17887 Siskiyou Road to Baldy Mt., northwest of Happy Camp, Siskiyou Mts. 1524 Comment
  CAS-BOT-BC40024  Arctostaphylos nevadensis W. B. C. 1938-8-18 11504 Siskiyou Mount Shasta - Horse Camp Slopes Hudsonian 2514 Comment
  CAS-BOT-BC45441  Arctostaphylos nevadensis Roxana S. Ferris; Laura Lorraine 1948-6-12 11801 Siskiyou At Mile Creek crossing on Scott Mt. Rd. s. of Callahan. 1493 Comment
  HSC67697  Arctostaphylos nevadensis John Palmer 1980-7-24 581 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  HSC91295  Arctostaphylos nevadensis Jennifer Whipple 1976-9-3 1768 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2256 Comment
  JEPS49538  Arctostaphylos nevadensis W. L. Jepson 1940-6-27 20040 Siskiyou e slope Mt. Shasta 1828 Comment
  JEPS74506  Arctostaphylos nevadensis W. J. Ferlatte 1966-6-22 71 Siskiyou Josephine Lake basin Trinity Alps 1676 Comment
  RSA760539  Arctostaphylos nevadensis R. F. Thorne, Frederick W. Oettinger 1969-8-4 63372 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2072 Comment
  UC166196  Arctostaphylos nevadensis Geo. D. Butler 1908-8-4 101 Siskiyou head Shackleford Creek Comment
  UC909357  Arctostaphylos nevadensis Ira L. Wiggins 1950-5-28 12373 Siskiyou small bog on side of ridge above Grouse Creek (about 1.5 mi from Carmen Lake) 1584 Comment
Read comments
Jan 29 2013
  CAS-BOT-BC46483  Arctostaphylos patula Wayne Roderick; Jacob Sigg 1981-8-23 s.n. Siskiyou W. of town of Gazelle near Gazelle summit. 914 Comment
  CAS-BOT-BC46512  Arctostaphylos patula N. Hollister 91 Siskiyou Prestons Peak. 1524 Comment
  HSC29317  Arctostaphylos patula Frederick W. Oettinger 1968-8-15 527 Siskiyou Marble Mountain Wilderness Area: High Lake Basins, N end of Hancock Lake 1936 Comment
  HSC7702  Arctostaphylos patula D. M. Thomson 1965-8-14 190 Siskiyou Lava Beds National Monument, Tickner Rd., 2 mi. SW of Mammoth Crater Comment
  JEPS38866  Arctostaphylos patula W. L. Jepson 1940-6-27 20051 Siskiyou near Emigrant Road (e side of mt.); Mt. Shasta 1676 Comment
  JEPS49481  Arctostaphylos patula B. Wise Neilsen 1936-10-18 Siskiyou 2 mi nw Etna Mt.; Salmon Mt. Comment
  UC618622  Arctostaphylos patula W. Bridge Cooke 1938-6-17 11016 Siskiyou Sisson Southern Trail Mount Shasta Comment
  CAS-BOT-BC46438  Arctostaphylos patula C. Hart Merriam 1910-10-4 s.n. Siskiyou Klamath River, 5 mi. below Hancock. Comment
  POM131596  Arctostaphylos viscida subsp. viscida Edward L. Greene 1903-7-14 3519 Siskiyou Klamathon. Comment
  POM367491  Arctostaphylos viscida subsp. viscida Geo L. Moxley 1920-06 s.n. Siskiyou Siskiyou Mts. Comment
  RSA790239  Arenaria congesta Rebecca Wenk 2005-7-15 237 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose mine trail. Comment
  UC1282011  Arenaria congesta var. suffrutescens Louise Kellogg Aug 5 1953-Aug 7 1953 107 Siskiyou 1 mi n Cory Peak ((11 mi e of Callahan on road to Gazzelle, then s 5.8 mi on loggin road).); Klamath National Forest, Scott Mountains, Cabin Meadow 1844 Comment
  CAS-BOT-BC384754  Arenaria serpyllifolia var. serpyllifolia Alice Eastwood 1923-5-29 s.n. Siskiyou Cantara Comment
  UCD129100  Arnica cernua G. L. Stebbins Jr.; A. A. Beetle 1942-6-1 3271 Siskiyou Indian Creek. 17 miles north of Happy Camp. 1249 Comment
  RSA237420  Arnica diversifolia Frederick W. Oettinger 1969-8-19 1441 Siskiyou 1/2 mile NNE of English Peak and within English Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  HSC22143  Arnica latifolia J. O. Sawyer 1969-7-18 1367 Siskiyou E of Waterdog Lake 2012 Comment
  UC1483461  Arnica latifolia Maralyn A. Renner 1980-7-14 1719 Siskiyou Etna Creek (headwaters) Etna Quad., Etna Creek 1706 Comment
  CAS-BOT-BC82662  Arnica latifolia Doris K. Kildale 1928-7-4 5641 a Siskiyou 3 miles west of summit between Sawyers Bar & Etna Comment
  HSC22160  Arnica latifolia J. O. Sawyer 1969-6-12 930 Siskiyou Along trail to Duck Lake 1799 Comment
  JEPS123403  Arnica longifolia Julie Kierstead Nelson with Robin Fallscheer 2015-8-13 2015 -135 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. Comment
  HSC26911  Arnica mollis J. P. Smith, J. O. Sawyer 1971-9-17 4778 Siskiyou Little Duck Lake Comment
  HSC46239  Arnica mollis J. P. Smith, J. O. Sawyer 1971-9-17 4778 Siskiyou Little Duck Lake Comment
  LA202931  Arnica mollis Wm. Bridge Cooke; 1939-8-24 13901 Siskiyou Mount Shasta, along the W branch of Squaw Valley Creek 2285 Comment
  RSA237483  Arnica mollis Frederick W. Oettinger 1969-8-19 1470 Siskiyou 0.2 mi due NE of Charmaine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  SBBG7592  Arnica mollis H. and M. Dearing 1948-9-12 6735 Siskiyou Mt Shasta 2316 Comment
  UC166159  Arnica mollis Geo. D. Butler 1910-7-13 1773 Siskiyou Shackleford Creek 1219 Comment
  JEPS24420  Arnica viscosa unknown Siskiyou Comment
Read comments
Jul 22 2010
  UC892236  Arnica viscosa Alice Eastwood 1912-9-1 2055 Siskiyou Mt. Shasta Comment
  UCD56024  Arrhenatherum elatius S. D. Nelson 1947-5-24 s.n. Siskiyou Scott Valley. Comment
  UCD129171  Artemisia borealis subsp. borealis J. M. Tucker; L. K. Mann, Sandra L. Holloway 1963-8-18 3750 Siskiyou southeast-facing slope, southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wildnerness Area. 2133 Comment
  JEPS32483  Asarum caudatum W. L. Jepson Jul 1894 Siskiyou Sisson Comment
  HSC28657  Asarum caudatum Frederick W. Oettinger, R. F. Thorne 1969-8-6 1248 Siskiyou Marble Mtns. Wilderness Area, along Pine Lake outlet stream 1829 Comment
  JEPS49837  Asclepias cordifolia Geo. D. Butler 1908-8-1 79 Siskiyou Forest House road Comment
  JEPS49846  Asclepias cordifolia Geo. D. Butler 1901-5-31 763 Siskiyou Humbug Comment
  SEINET10580346  Asclepias cordifolia E. E. Stanford 1930-6-15 Stanford 1594 Siskiyou Near Shasta City Comment
  CAS-BOT-BC69592  Aspidotis densa Geo. D. Butler 1908-8-4 239 Siskiyou Head of Shackleford Creek. Comment
  HSC76918  Aspidotis densa K. T. Stillman 1976-6-26 130 Siskiyou Marble Mtn. Wilderness Area, top of ridge W of Kings Castle. 2073 Comment
  POM23468  Aspidotis densa E. B. Copeland 1903-8-18 3815 Siskiyou Mount Eddy 1677 Comment
  UC1242059  Aspidotis densa Don Branscomb 1958-7-22 Siskiyou NE Siskiyou Co Comment
  SEINET5338519  Aspidotis densa M. J. Williams 1967-9-2 s.n. Siskiyou Cabin Meadow 1829 Comment
  RSA184634  Aster alpigenus Clare B. Hardham 1965-8-20 13047 Siskiyou Cudahy Lakes, Marble Mts. Comment
  CDA10253  Aster frondosus E. Hale 1985-9-9 Siskiyou 2 miles south of Highway 97 on State Line Road, northeast of Dorris. 0 Comment
  POM58128  Aster occidentalis var. occidentalis E. B. Copeland 1913-9-8 3856 Siskiyou Mt. Eddy Comment
  RSA502325  Aster radulinus Wm. Taylor, Glenn L. Clifton 1987-8-5 9225 Siskiyou Forest Road 26N06 at crossing of Tate Creek, headwaters McCloud River drainage 1485 Comment
  CAS-BOT-BC177277  Astragalus accidens var. hendersonii L. E. Smith 1913-7-1 s.n. Siskiyou Hilt Comment
  JEPS116601  Astragalus californicus J. K. Nelson with Rhonda Posey, Mary Ellen Colberg, Twyla Miller 2006-5-19 2006 -14 Siskiyou North side of Mt. Shasta south of Hwy 97; Hotlum Fire area burned in Feb 2006 1100 Comment
  SEINET10687772 Image available Astragalus californicus Edward L. Greene Greene 764 Siskiyou Yreka. Comment
  CAS-BOT-BC186919  Astragalus inversus John Thomas Howell 1934-7-4 12388 Siskiyou SE. corner of Siskiyou Co. Comment
  CAS-BOT-BC516178  Astragalus purshii var. tinctus Dana York 2011-8-13 3069 Siskiyou Marble Mountain Wilderness: Klamath National Forest, 230 m WSW of Black Marble Mountain 2220 Comment
  JEPS54807  Astragalus purshii var. tinctus Geo. D. Butler 1909-5-3 708 Siskiyou Butcher Hill , Butcher Hill (Yreka) Comment
  JEPS54808  Astragalus purshii var. tinctus J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  JEPS81879  Astragalus whitneyi Roger Raiche 1982-7-4 20531 Siskiyou Mt. Eddy Comment
  UC862793  Astragalus whitneyi Alice Eastwood 1912-8-30 2006 Siskiyou Mount Eddy Comment
  CAS-BOT-BC198710  Astragalus whitneyi var. siskiyouensis Peter H. Raven 1956-9-4 10414 Siskiyou S. Side of Mt. Eddy 2682 Comment
  CAS-BOT-BC6765  Astragalus whitneyi var. siskiyouensis Alice Eastwood 1912-8-30 2006 Siskiyou Mount Eddy Comment
  CAS-BOT-BC198707  Astragalus whitneyi var. siskiyouensis A. A. Heller 1915-8-26 12220 Siskiyou Near the source of Wagon Creek, Mt. Eddy 2590 Comment
  CAS-BOT-BC94462  Astragalus whitneyi var. siskiyouensis R. C. Wenk 2005-7-19 319 Siskiyou Along Pacific Crest Trail, 1-2 miles S of parking lot at top of pass on National Forest Road 17, going towards Mt. Eddy 2133 Comment
  HSC65569  Asyneuma prenanthoides R. White 1977-7-21 122 Siskiyou Slope below outlet of Raspberry Lake. 1512 Comment
  POM339723  Athyrium americanum F. R. Fosberg 1969-8-17 51462 Siskiyou Southwest slope of Mount Shasta, end of highway at ski lift. 2450 Comment
  HSC76657  Athyrium distentifolium var. americanum K. T. Stillman 1976-7-22 294 Siskiyou Marble Mtn. Wilderness Area Comment
  HSC9030  Avena fatua D. M. Thomson 1965-7-17 152 Siskiyou Lava Beds National Monument, N boundary Comment
  CAS-BOT-BC100050  Balsamorhiza hookeri Dorothy Parker 1951-5-20 515 Siskiyou on the summit of Scott Mountain 1624 Comment
  CAS-BOT-BC106446  Balsamorhiza sericea Roxana S. Ferris; Laura Lorraine 1948-6-12 11713 Siskiyou Schoolhouse Hill Plowmans Valley (Noyes Valley), east fork of Scott River Comment
  POM36318  Balsamorhiza terebinthacea Geo. D. Butler 1910-5-11 1337 Siskiyou Shasta Valley Comment
  CAS-BOT-BC16687  Barbarea orthoceras John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53416 Siskiyou Oro Fino. 853 Comment
  HSC60836  Barbarea orthoceras Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  UC375287  Barbarea orthoceras Geo. D. Butler 1910-7-7 1659 Siskiyou Shackelford Creek 1219 Comment
  POM94780  Barbarea orthoceras Geo. D. Butler 1910-7-7 1659 Siskiyou Shackleford Creek. 1220 Comment
  UC1191424  Bassia hyssopifolia Verne Grant and Irving Schneider 1947-8-25 8280 Siskiyou w side Tule Lake; w side of Tule Lake Comment
  UC1037383  Beckmannia syzigachne Douglas Barbe 1955-7-5 107 Siskiyou Greenview Klamath Mountains (e limit, on road to Fort Jones) 883 Comment
  JEPS82697  Berberis aquifolium var. aquifolium Steve Edwards 1984-6-7 Siskiyou sw Stewart Springs (above Cabin Meadow); South China Mt 2286 Comment
  HSC22117  Berberis aquifolium var. dictyota J. O. Sawyer 1969-8-17 2018 Siskiyou SW facing slope near C.C.C. road 1341 Comment
  HSC58851  Berberis nervosa Marvin Butler 1971-7-30 248 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction 1433 Comment
  HSC99792  Berberis nervosa G. L. Clifton, Griswold 1979-6-27 6093 Siskiyou Near Shackleford Creek, close to the town of Greenview 1342 Comment
  JEPS82698  Berberis nervosa Wayne Roderick 1984-6-7 Siskiyou sw Streart Springs (Cabin Meadow) 1935 Comment
  UCR51815  Berberis nervosa L. C. Wheeler 1934-6-29 02822 Siskiyou Siskiyou Mtns, Soda Creek, Sterling Mountain 1280 Comment
  UC198713  Betula occidentalis Annie M. Alexander and L. Kellogg 1911-6-13 130 Siskiyou 6 mi nw Callahan Comment
  CAS-BOT-BC102122  Bidens cernua L. E. Smith 1915-7-1 s.n. Siskiyou Desty Comment
  CAS-BOT-BC413071  Bistorta bistortoides L. S. Smith 1915-6-1 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC413083  Bistorta bistortoides Wm. Bridge Cooke 1940-6-8 15127 Siskiyou In Mount Shasta City along an irrigation canal Comment
  CAS-BOT-BC127941  Blepharipappus scaber David D. Keck 1938-8-8 4861 Siskiyou On hillside 0.4 mi. S. of Scott Mt. Lodge, near Mill Creek, Scott Mts. 1040 Comment
  CAS-BOT-BC15804  Boechera acutina Thomas W. Nelson; Jane P. Nelson 1980-7-19 6196 Siskiyou Along Forest Service road 29N01 A at Fox Creek ca. 1 mile from junction with Forest Service road 29N01. 1676 Comment
  UCD77344  Boechera lyallii Robert E. Preston 2002-7-14 1933 Siskiyou Klamath National Forest, N slope of Rainbow Mountain. 1981 Comment
  CAS-BOT-BC14274  Boechera pinetorum John Thomas Howell 1937-7-21 13153 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC14414  Boechera platysperma G. B. Grant 1902-9-7 s.n. Siskiyou Mount Shasta. Horse Camp. 1219 Comment
  UCD77345  Boechera puberula Robert E. Preston 2001-7-21 1745 Siskiyou Klamath National Forest, Rainbow Mountain, T42N R1W sw 1/4 of ne 1/4 Section 22 2255 Comment
  CAS-BOT-BC14670  Boechera rectissima Marion Ownbey; Fred G. Meyer 1940-7-3 2161 Siskiyou 5 miles northwest of McCloud. Comment
  CAS-BOT-BC25425  Boechera retrofracta Ira L. Wiggins; Dorothy B. Wiggins 1961-6-15 16493 Siskiyou At quarry on Glass Mountain. Comment
  CAS-BOT-BC25432  Boechera retrofracta Lincoln Constance; Reed Clark Rollins 1942-5-13 2917 Siskiyou Klamath-Siskiyou Region. Scott River 10 miles southwest of Scott Bar. 609 Comment
  CAS-BOT-BC25625  Boechera retrofracta Lincoln Constance; Reed Clark Rollins 1942-5-13 2914 Siskiyou Scott River 10 miles southwest of Scott Bar. 609 Comment
  UC166107  Boechera retrofracta Geo. D. Butler 1909-4-18 728 Siskiyou near Yreka Comment
  UC722144  Boechera retrofracta C. L. Hitchcock and J. S. Martin 1939-7-9 5310 Siskiyou between Kings Castle and Black Mt. (w side of ridge) 1828 Comment
  CAS-BOT-BC25621  Boechera retrofracta S. Saufferer 1973-5-6 152 Siskiyou Just south of Dunsmuir along Railroad Creek. Comment
  CAS-BOT-BC25691  Boechera sparsiflora John Thomas Howell 1937-7-26 13567 Siskiyou Salmon River Canyon. Between Big Flat and Caribou Gulch. Comment
  CAS-BOT-BC25881  Boechera subpinnatifida John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53440 Siskiyou 7 miles east of Callahan on road to Gazelle. 1173 Comment
  CAS-BOT-BC25925  Boechera suffrutescens R. C. Wenk 2005-7-15 206 Siskiyou Trinity Alps, above S Fork of Salmon R, along Yellow Rose Mine trail, top of Pass between Yellow Rose and Dorleska mines 2133 Comment
  UC185184  Botrychium multifidum Geo. D. Butler 1910-7-13 1777 Siskiyou Shackleford Creek 1219 Comment
  UC375491  Botrychium multifidum W. C. Blasdale Aug 1894 Siskiyou Sisson Comment
  HSC29121  Botrychium multifidum Frederick W. Oettinger 1968-8-7 443 Siskiyou Marble Mts. Wilderness Area, inlet of Tobacco Lake 1890 Comment
  UCR101155  Boykinia major L. C. Wheeler 1958-8-21 7419 Siskiyou Siskiyou Mtns., Head of Hell's Canyon 993 Comment
  JEPS49659  Boykinia major Geo. D. Butler 1908-8-22 217 Siskiyou summit Salmon Mountain; Cabin near summit Salmon Mountain 1676 Comment
  RSA238308  Boykinia major Frederick W. Oettinger 1968-8-15 525 Siskiyou E bank of Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1936 Comment
  RSA298356  Boykinia occidentalis J. P. Smith, Steve Selva 1970-6-14 3886 Siskiyou 1 mile E of Steinacher Creek Rd on road to Forks of Salmon. Comment
  CAS-BOT-BC30274  Brassica nigra R. E. Frenkel 1964-7-13 676 Siskiyou On graded right of way to west of Everitt Memorial Highway. 1283 Comment
  UCD77426  Brickellia grandiflora Robert E. Preston 2001-7-21 1711 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, 2026 Comment
  SEINET10615085 Image available Brickellia greenei Edward L. Greene 1870-8-24 Greene 1012 Siskiyou At head of Scott River. Comment
  SEINET10833757  Brodiaea elegans Edward L. Greene 1876-6-25 Greene s.n. 1876 Siskiyou Collected near Yreka, Cal. Comment
  CAS-BOT-BC149059  Bromus carinatus var. carinatus L. R. Short 1933-5-30 130 Siskiyou Klamath Forest. Miller Gulch. 609 Comment
  UC1265357  Bromus carinatus var. carinatus F. W. Oettinger 1968-8-6 453 Siskiyou Salmon Mountains, Crapo Meadow, w Siskiyou County Crapo Meadow; Salmon Mountains, Crapo Meadow 2133 Comment
  UC1265358  Bromus carinatus var. carinatus F. W. Oettinger and R. F. Thorne 1969-8-4 1154 Siskiyou below Sundew Bog (English Lake, Salmon Mountains, western Siskiyou County); Salmon Mountains, English Lake 1828 Comment
  UC1265360  Bromus carinatus var. carinatus F. W. Oettinger 1969-9-1 1576 Siskiyou to Dry Lake, Salmon Mountains, western Siskiyou County Dry Lake; Salmon Mountains, Dry Lake 2133 Comment
  CAS-BOT-BC156272  Bromus catharticus W. D. Hamilton 1946-4-19 s.n. Siskiyou 4 miles north of Davis. Comment
  CAS-BOT-BC155962  Bromus commutatus Louis C. Wheeler 1934-6-22 2748 Siskiyou Klamath National Forest. Cottonwood Creek. 914 Comment
  HSC65264  Bromus diandrus J. P. Smith 1973-5-5 6397 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC101740  Bromus hordeaceus J. P. Smith, J. O. Sawyer 2010-5-2 12801 Siskiyou Oak Bottom River Access Road 175 Comment
  HSC103020  Bromus hordeaceus J. P. Smith 2014-6-6 13877 Siskiyou Along State Route 96 at the Portuguese Creek Access to the Klamath River 416 Comment
  CAS-BOT-BC162473  Bromus laevipes Lewis S. Rose 1945-6-18 45087 Siskiyou Horse Creek & Klamath River. 502 Comment
  CAS-BOT-BC162134  Bromus orcuttianus A. A. Heller 1905-6-13 8026 Siskiyou Near Shasta Springs. Comment
  JEPS80603  Bromus orcuttianus Gilbert Muth 1966-7-29 460 Siskiyou Marble Mountains Wilderness Area, Marble Valley Marble Valley; Marble Mountains Wilderness Area, Marble Valley 1798 Comment
  HSC30544  Bromus suksdorfii Frederick W. Oettinger 1968-8-24 624 Siskiyou Marble Mountain Wilderness Area, NE of Crapo Ridge above Tom Taylor Cabin 1890 Comment
  POM364041  Bromus suksdorfii M. B. Dunkle 1945-1 9326 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  CAS-BOT-BC161409  Bromus tectorum William Bridge Cooke 1938-7-1 11159 Siskiyou Above Bear Spring near the Bear Spring-Wagon Camp Road. 1676 Comment
  HSC100204  Bromus tectorum J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-5-22 13178 Siskiyou Matthews Campground on the Cecilville to Forks of Salmon Road. 640 Comment
  CAS-BOT-BC185255  Calamagrostis koelerioides Geo. D. Butler 1910-7-12 1746 Siskiyou Shackleford Creek. 1371 Comment
  HSC27333  Calamagrostis koelerioides J. P. Smith, J. O. Sawyer, M. O'Mera 1972-7-3 5711 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  HSC30640  Calamagrostis koelerioides Frederick W. Oettinger 1968-8-23 605 Siskiyou Marble Mountain Wilderness, below overlook of English Lake, on slope of English Peak, on trail to Tom Taylor Cabin 2073 Comment
  HSC30641  Calamagrostis koelerioides Frederick W. Oettinger 1968-9-7 772 Siskiyou Marble Mtn. Wilderness Area, NW slope above Tobacco Lake 2012 Comment
  UC204771  Calamagrostis koelerioides Geo. D. Butler 1910-7-7 1661 Siskiyou Shackleford Creek Comment
  UCD57258  Calamagrostis koelerioides A. A. Heller 1915-8-26 12243 Siskiyou north side of Mt. Eddy. Comment
  UC869391  Callitriche verna Louis C. Wheeler 1935-6-13 3568 1/2 Siskiyou Greenview; Scott Valley 883 Comment
  SBBG34157  Calocedrus decurrens J. Major, M. Fleschner, R. Pemble 1966-9-5 Siskiyou SE of Marble Mtn Marble Mtns 1828 Comment
  UC813615  Calocedrus decurrens A. A. Heller 1915-8-26 12254 Siskiyou at the foot Mt. Eddy (Metcalf's Ranch) 1188 Comment
  CHSC9501  Calochortus coeruleus J. F. Goodwin 1971-7-3 147 Siskiyou Southeast of Castle Lake, 0.1 mi south on Lookout Trail on east side of trail; 9.2 mi. sw of Mt. Shasta City. 1676 Comment
  SEINET10469584  Calochortus coeruleus Mary Merello 1993-6-25 Merello 727 Siskiyou Shasta National Forest. Deep Crater Area. Lava beds. Open pine forest. Along Forest Service Road 42N22, from Main Forest Service Road 49-Powder Hill Road. 1550 Comment
  UC667129  Calochortus coeruleus Joseph P. Tracy 1935-8-4 14524 Siskiyou 5 mi e Mary Blaine Mt. (Snow Prairie at summit of ridge, extreme head of Plummer Creek); Plummer Creek 1859 Comment
  SEINET10872529  Calochortus coeruleus var. fimbriatus Mary Susan Taylor 1980-7-8 Taylor 3109 Siskiyou T39N R5W nw sec 19, Dunsmuir quad; Shasta-Trinity Natl Forest; on trail, E side of Castle Lake to Little Castle Lake. 1768 Comment
  UC1409212  Calochortus elegans Frederick W. Oettinger 1969-7-10 951 Siskiyou nw of Lower English Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1767 Comment
  SEINET8214322  Calochortus longebarbatus Unknown 1989-9-3 587 Siskiyou Tom Young Flat; ca. 2 mi. nw of Pondosa. 1292 Comment
  UC648372  Calochortus macrocarpus Marion Ownbey and Ruth P. Ownbey 1938-7-17 1747 Siskiyou n side Table Rock; Little Shasta River Comment
  UC54188  Calochortus nudus H. M. Hall and E. B. Babcock Jun 1903 4067 Siskiyou n of Sisson (to near Upton); Sierra Nevada Mountains, Mount Shasta 1066 Comment
  CAS-BOT-BC132631  Calochortus uniflorus Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  UC9024  Caltha biflora Harley P. Chandler June, 1901 1571 Siskiyou Near Marble Mountain; North Coast Ranges. 1828 Comment
  CAS-BOT-BC181520  Caltha leptosepala John Thomas Howell 1939-8-10 15276 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  UC89046  Calycadenia fremontii unknown 1890-10-1 Siskiyou near Sissons Comment
  HSC17650  Calyptridium monospermum D. E. Anderson 1962-8-5 2311 Siskiyou 3 mi. W of Bartlett, 1 mi. N of Shasta Co. line on Hwy. 89 Comment
  UC625479  Calyptridium monospermum Frank W. Gould 1938-6-27 481 Siskiyou 3 mi n of Mount Shasta (town) (near hwy U.S. 99) 1082 Comment
  JEPS52540  Calyptridium umbellatum Willis L. Jepson 1894-8-4 Siskiyou Mount Shasta, Niel's Camp Niel's Camp; Mount Shasta, Niel's Camp Comment
  UC528036  Calyptridium umbellatum Elmer I. Applegate 1923-8-18 3848 Siskiyou Medicine Lake Comment
  UC642531  Calyptridium umbellatum W. Bridge Cooke 1939-7-13 13658 Siskiyou Red Butte, in The South Gate Red Butte; Mount Shasta, Red Butte 2499 Comment
  HSC42976  Calystegia occidentalis subsp. occidentalis J. O. Sawyer, Ken Stillman 1976-5-29 2738 Siskiyou Along Specimen Creek 915 Comment
  CDA39905  Calystegia occidentalis subsp. occidentalis G. C. Fleischman 1946-7-26 s.n. Siskiyou Vicinity of Mt. Shasta. 0 Comment
  RSA12608  Camelina microcarpa C. B. Wolf 1934-7-6 5977 Siskiyou 1/4 mile east of Mt. Shasta City, southwest slope of Mt. Shasta 1098 Comment
  CAS-BOT-BC37002  Camelina microcarpa Reed Rollins 1940-6-7 15094 Siskiyou Along the Pacific Highway near Black Butte. 1219 Comment
  SEINET10462934  Campanula prenanthoides Clifton 1979-6-26 CLIFTON 5998 Siskiyou NR MCNEAL CR., SALMON MT QUAD., NR FORKS OF SALMON 2402', CLIFF OR BLUFF, BOULDERS Comment
  UC29009  Campanula prenanthoides Edward L. Greene 1876-7-21 958 Siskiyou near Yreka Comment
  SEINET10463106  Campanula prenanthoides Life 1923-8-6 LIFE s.n. Siskiyou Shasta Springs Comment
  SEINET10463158  Campanula prenanthoides Louis Krautter 1905-7-8 Krautter s.n. Siskiyou S. OF MT SHASTA Comment
  SEINET10463333  Campanula prenanthoides Mize 1972-8-17 MIZE 103 Siskiyou FORKS OF SALMON R QUAD, S OF GATES CREEK. T12N R7E Sec. 20 488 Comment
  SEINET10873251  Campanula prenanthoides Mize 1972-6-21 MIZE 72 Siskiyou Forks of Salmon quad, past first creek along trail. T12N R7E Sec. 31 305 Comment
  JEPS16326  Campanula rotundifolia Peter H. Raven 1956-9-5 10457 Siskiyou North Fork of the Sacramento River 2011 Comment
  POM59331  Campanula rotundifolia E. B. Copeland 1903-9-7 3852 Siskiyou Mt. Eddy. 2744 Comment
  RSA697273  Campanula rotundifolia D. W. Taylor 1996-7-11 15780 Siskiyou Klamath Mountains. Scott Mountians; West Fork Parts Creek (about 15 air miles west of Weed and 1 air miles West of Stewart Springs) Shasta- Trinity National Forest; 1329 Comment
  UCD66985  Campanula rotundifolia Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou Marble Mountain, Marble Mountains. 2255 Comment
  UC637161  Campanula scouleri Edward Lee 1934-8-13 1080 Siskiyou Happy Camp to Waldo (Oregon) road Klamath National Forest, watershed of west branch of Waldo C 1463 Comment
  SEINET10972124  Campanula wilkinsiana Graves 1944-8-28 GRAVES s.n. Siskiyou Panther Meadows, Mt. Shasta Comment
  LA206357  Cardamine bellidifolia Wm. Bridge Cooke; 1939-7-13 13644 Siskiyou along N and NE side of Red Butte Comment
  UC375296  Cardamine californica Geo. D. Butler 1909-4-11 649 Siskiyou Shasta Springs Comment
  CDA6891  Carduus nutans C. S. Giebner 1966-7-1 Siskiyou Colly Road south of Grenada. 0 Comment
  POM254197  Carex abrupta J. T. Howell 1939-8-9 15192 Siskiyou Sky High Valley, Marble Mountains. 1829 Comment
  CAS-BOT-BC17865  Carex amplifolia Louis C. Wheeler 1934-6-14 2711 Siskiyou Siskiyou Mountains. Arrastre Creek off Hungry Creek. 1280 Comment
  UC822666  Carex amplifolia A. A. Heller 1905-6-5 7982 Siskiyou a short distance below Shasta Springs (between Shasta Retreat and Shasta Springs) Comment
  HSC76857  Carex amplifolia L. P. Janeway 1982-8-2 101 Siskiyou Near headwaters of Coon Run, 3 mi. up FS 18N30 from S fork Indian Creek, 100 m below road 854 Comment
  CHSC62793  Carex angustata L. P. Janeway 1993-8-30 4561 Siskiyou West side of Cedar Lake; head of South Fork Sacramento River. 1741 Comment
  UC1195514  Carex angustata Geo. D. Butler 1909-6-22 855 Siskiyou Goosenest foothills Comment
  CHSC40199  Carex aquatilis var. dives L. P. Janeway 1983-8-28 636 Siskiyou At Poker Flat. 1524 Comment
  CHSC55553  Carex aquatilis var. dives L. P. Janeway 1983-8-16 560 Siskiyou At Poker Flat. 1524 Comment
  UC195519  Carex athrostachya Geo. D. Butler 1909-6-22 854 Siskiyou Goosenest foothills Comment
  CAS-BOT-BC18130  Carex athrostachya Melissa A. Berry 1957-7-1 s.n. Siskiyou Highway 97 near Hebron Summit. 1524 Comment
  CAS-BOT-BC19560  Carex bolanderi A. A. Heller 1905-6-13 8025 Siskiyou Near Shasta Springs. Comment
  JEPS63748  Carex bolanderi B. C. Goldsmith 1916-7-23 8 Siskiyou 6 mi from McCloud; McCloud River Comment
  CHSC96545  Carex brainerdii L. P. Janeway 2006-7-2 8729 Siskiyou Klamath Ranges. Salmon Mountains; near minor drainage to South Fork Scott River from the west, 1.6 km north of Carter Meadows Summit. 1728 Comment
  HSC77170  Carex brainerdii L. P. Janeway 1983-6-25 341 Siskiyou Bluff above Klamath River, E side, near Independence Creek Bridge 274 Comment
  HSC77171  Carex brainerdii L. P. Janeway 1983-6-25 336 Siskiyou Cutbank of dirt road, 0.5 mi. N of W Branch USFS Station 671 Comment
  HSC41809  Carex breweri Robert Wharton 1977-8-20 Siskiyou Along E slope of Mt. Shasta at Wintun Glacier along ridge between Ash & Brewer Creeks 3354 Comment
  SEINET10648318  Carex breweri Charles F. Baker 1903-7-16 Baker 3517 Siskiyou Mount Shasta. 3170 Comment
  SEINET7556603 Image available Carex deflexa var. boottii Unknown 1969-8-6 1227 Siskiyou Salmon Mountains The high lake basins in the vicinity of English Peak Marble Mountains Wilderness Area. Southwest of Pine Lake. 1905 Comment
  HSC63480  Carex echinata subsp. echinata M. A. Baker 1979-7-31 1090 Siskiyou Marble Mtn. Wilderness Area, head of Tickner Hole 1750 Comment
  POM229215  Carex echinata subsp. echinata L. C. Wheeler 1935-7-26 3721 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  UC1265343  Carex fracta Frederick W. Oettinger 1969-8-16 1393 Siskiyou sw Wiregrass Meadows (below English Lake); Salmon Mountains, Marble Mountain Wilderness Area 1676 Comment
  JEPS105023  Carex gigas Dean W. Taylor 1996-7-26 15838 A Siskiyou Scott Mountains; Crater Lake, in cirque above upper lake (about 10 air mi W of Weed); Klamath National Forest; Klamath Region 2316 Comment
  SEINET3901319  Carex globosa D. H. Norris 1972-6-11 22844 Siskiyou Along Duck Lakes trail near Parrott's Mill Road.; 0 1676 Comment
  CAS-BOT-BC28082  Carex hoodii John Thomas Howell 1937-7-25 13484 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  UCD77463  Carex inops subsp. inops Robert E. Preston 1999-7-16 1226 Siskiyou McCloud River, at Fowler's Campground and along trail to Middle Falls. 999 Comment
  CHSC107147  Carex integra R. E. Brainerd 2009-7-21 1533 Siskiyou Trinity Mountains, Gumboot Meadow; 12.2 air miles west of Dunsmuir. UTM Zone 10 541147E 4562996N. 1821 Comment
  RSA783707  Carex klamathensis Barbara L. Wilson, Richard E. Brainerd 2010-8-10 16313 Siskiyou Klamath National Forest: along road 41N03, 1.5 mi from road 2H001. 1591 Comment
  CAS-BOT-BC7578  Carex laeviculmis Doris K. Kildale 1928-8-19 6521 Siskiyou English Lake, head of north Fork of Salmon River Comment
  CHSC40191  Carex laeviculmis L. P. Janeway 1983-8-13 528 Siskiyou On s side and above S Fk Indian Cr. 1432 Comment
  RSA550445  Carex laeviculmis R. Tallent 1987-8-12 899 Siskiyou Klamath National Forest; Long Gulch Lake. 1940 Comment
  UC1608361  Carex laeviculmis J. Kierstead 1991-7-3 91 -94 Siskiyou Fawn Creek Meadow Shasta-Trinity National Forests, Mt. Shasta Ranger Dist. 1828 Comment
  HSC103611  Carex lanuginosa Thomas W. Nelson, Jane Nelson 1980-8-23 6317 Siskiyou At head of Mule Creek, just north of the Scott Mountain Campground. 1646 Comment
  JEPS109283  Carex lemmonii D. W. Taylor 2005-7-14 19407 Siskiyou Mount Shasta, Bear Spring, Big Canyon Creek drainage. Comment
  JEPS84072  Carex lenticularis var. impressa L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6375 Siskiyou ca. 1.5 mi e Red Butte summit (ca. 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1900 Comment
  SEINET7564601 Image available Carex lenticularis var. impressa John Thomas Howell 1939-8-7 15128 Siskiyou Sky High Valley, Marble Mts. 1829 Comment
  UCD140537  Carex luzulina Peter F. Zika 2009-6-18 s.n. Siskiyou near Pacific Crest Trail, Route 3, Scott Mountain Summitm Klamath Range (KR). 1640 Comment
  POM254198  Carex luzulina var. ablata J. T. Howell 1939-8-7 15120 Siskiyou Marble Mountain: Sky High Valley. 1829 Comment
  UC1026162  Carex mariposana Louis C. Wheeler 1934-7-21 3014 Siskiyou head Jaynes Canyon; Siskiyou Mts. Comment
  CAS-BOT-BC31781  Carex mertensii R. Tallent 1987-8-12 900 Siskiyou Klamath National Forest. Long Gulch Lake, near where creek exits lake. 1939 Comment
  SEINET3138438  Carex mertensii R. Tallent 1987-8-12 900 Siskiyou Klamath NF, T39N R9W Sec. 32 SE 1/4; Long Gulch Lake near where the creek exits the lake 1940 Comment
  JEPS25659  Carex microptera Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7302 Siskiyou 4 air-line mi nne Preston Peak (meadow at Twin Valley, just e of Del Norte County line); Siskiyou Mts., Twin Valley, watershed of Indian Creek 1493 Comment
  JEPS84064  Carex microptera L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6436 Siskiyou ca. 5 mi n town of Seiad Valley (cirque at head of Hell's Canyon, e slope of Kangaroo Mountain); Kangaroo Mountain, Hell's Canyon 1828 Comment
  UC1540263  Carex microptera Dean W. Taylor 1987-6-26 9069 Siskiyou meadow about 0.5 mi W of W end of Medicine Lake 2057 Comment
  HSC97418  Carex multicaulis Jennifer Whipple 1976-6-12 983 Siskiyou S face of Mount Eddy draining into the N Fork of the Sacramento River 2317 Comment
  UC593523  Carex multicaulis E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1927 Siskiyou about 7 mi sw Yreka (s of highway from Yreka to Fort Jones); Forest House Mt. 1363 Comment
  HSC37184  Carex multicaulis J. O. Sawyer 1968-6-25 298 Siskiyou 1646 Comment
  CAS-BOT-BC23422  Carex multicostata John Thomas Howell 1937-7-21 13199 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  RSA739623  Carex multicostata L. P. Janeway 2008-7-25 9502 Siskiyou Klamath Ranges, Siskiyou Mtns, 3.2 air km SW of cook and Green Pass, 0.4km SE of Red Butte 1737 Comment
  JEPS101086  Carex nervina Dean W. Taylor 1987-8-5 9222 Siskiyou Tate Creek, at crossing of Forest Road 36N06 1484 Comment
  SEINET7568931 Image available Carex nigricans Frederick W. Oettinger 1969-9-2 1600 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, north side of English Peak. 2164 Comment
  SEINET7569409 Image available Carex nudata David Castaner 1989-6-19 10244 Siskiyou Trinity Creek campground, along highway 3 by Trinity River, north Trinity Center. Comment
  UC1265429  Carex pachystachya Frederick W. Oettinger 1968-8-10 458 Siskiyou trail from Base Camp Hancock Lake; Salmon Mountains, Marble Mountain Wilderness Area 1973 Comment
  CAS-BOT-BC118931  Carex pellita John Thomas Howell 1937-7-23 13333 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  UC1586947  Carex pellita Juha Pykala and D. H. Norris 1987-7-7 2350 Siskiyou w Weed (Stewart Springs road, near old Highway 99) 930 Comment
  CAS-BOT-BC119130  Carex phaeocephala William J. Ferlatte 1967-8-21 1077 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake 2286 Comment
  CAS-BOT-BC118784  Carex preslii William J. Ferlatte 1968-8-23 1094 Siskiyou Head of Kedd Creek. 2133 Comment
  CAS-BOT-BC118789  Carex preslii William Bridge Cooke 1938-7-22 11344 Siskiyou Mt. Shasta 1981 Comment
  UCR52392  Carex rostrata L. P. Janeway 1982-7-2 37 Siskiyou Poker Flat, at bottom of the break between the upper & lower portions of the meadow 1524 Comment
  HSC91359  Carex rostrata Jennifer Whipple 1978-10-6 2423 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CAS-BOT-BC117912  Carex scabriuscula G. Douglas Barbe 1955-7-9 145 Siskiyou SW shore of Kangaroo Lake, Scott Mtns. 1828 Comment
  HSC77155  Carex scabriuscula L. P. Janeway 1983-8-27 623 Siskiyou Twin Valley, lower meadow near trail, on W side of creek. 1494 Comment
  SEINET3908064  Carex scopulorum K. Morris, Conrad; Dunn 1973-6-2 346 Siskiyou Found at the junction of Shasta and Klamath Rivers on Hwy 263.; 0 Comment
  CAS-BOT-BC28345  Carex scopulorum var. bracteosa John Thomas Howell 1939-8-7 15127 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  SEINET7575020 Image available Carex scopulorum var. bracteosa Frederick W. Oettinger 1968-9-5 710 Siskiyou Salmon Mountains, the High Lake Basins in the vicinity of English Peak Marble, Mountain Wilderness Area, south end of Diamond Lake. 2073 Comment
  SEINET7575051 Image available Carex scopulorum var. bracteosa Ray Tallent 1987-8-12 906 Siskiyou Klamath National Forest, Long Gulch Lake. 1939 Comment
  CAS-BOT-BC117252  Carex spectabilis John Thomas Howell 1937-7-25 13478 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC39287  Carex spectabilis J. O. Sawyer 1969-8-2 1702 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  UC618819  Carex spectabilis J. W. Stacey 1938-9-8 11666 Siskiyou upper portion Squaw Creek Meadows (at Squaw and Panther Creeks and in The South Gate); Mount Shasta Comment
  HSC77253  Carex spectabilis L. P. Janeway 1983-7-9 392 Siskiyou S side of Indian Creek at FS 17N32 crossing 1159 Comment
  CAS-BOT-BC117013  Carex straminiformis John Thomas Howell 1939-8-8 15149 A Siskiyou Black Mt. Marble Mts. Comment
  CAS-BOT-BC117015  Carex straminiformis John Thomas Howell 1951-6-28 27705 Siskiyou Eureka Peak 2255 Comment
  CAS-BOT-BC33155  Carex straminiformis William Henry Brewer 1397 Siskiyou Pyramid Peak Comment
  HSC76809  Carex straminiformis L. P. Janeway 1982-8-13 120 Siskiyou N edge of Bear Creek and next to small creeklet joining Bear Creek 1555 Comment
  SEINET7484118 Image available Carex subfusca Ray Tallent 1987-1 911 Siskiyou Klamath National Forest. Trail to Long Gulch Lake 1820 Comment
  CHSC110082  Carex viridula subsp. viridula Barbara L. Wilson; Richard E. Brainerd 2010-8-10 16311 Siskiyou Klamath National Forest, along road 41N03, 3.3 miles from road 2H001. 1704 Comment
  RSA565000  Carex whitneyi D. W. Taylor 1987-6-8 9034 Siskiyou Lava Crack Spring. Modoc Plateau. 1372 Comment
  UCR52366  Cassiope mertensiana var. mertensiana K. Berg, Stephanie Bennett 1986-8-25 646 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little South Fork of Salmon River; above Little South Fork Lake 2287 Comment
  HSC19023  Castilleja applegatei J. O. Sawyer 1969-6-12 920 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  CAS-BOT-BC241137  Castilleja applegatei subsp. pinetorum John Thomas Howell 1937-7-24 13375 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC36938  Castilleja applegatei subsp. pinetorum J. P. Smith 1974-5-27 7610 Siskiyou Along FS Rd. 47N03 1280 Comment
  JEPS26516  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1961-7-1 1821 Siskiyou White Mountain, e slope, just below peak White Mountain Comment
  JEPS6838  Castilleja applegatei subsp. pinetorum H. A. Thomas and J. H. Thomas 1954-7-25 4540 Siskiyou about 8 mi e Cecilville (along Rush Creek, below Rush Creek Meadow); Salmon-Trinity Mts. Boundary, Rush Creek 1676 Comment
  JEPS9786  Castilleja applegatei subsp. pinetorum W. L. Jepson Jul 24 1894-Aug 10 1894 21482 Siskiyou Sisson Comment
  RSA749205  Castilleja applegatei subsp. pinetorum K. M. Meyer, A. Townesmith 2007-8-2 182 Siskiyou Shasta-Trinity National forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi on Hwy. 97, east side of road 1218 Comment
  JEPS55948  Castilleja applegatei subsp. pinetorum T. I. Chuang and L. R. Heckard 1968-7-3 6448 Siskiyou s of Black Butte Comment
  CAS-BOT-BC243765  Castilleja applegatei var. pinetorum Elmer I. Applegate 1935-8-3 10016 Siskiyou North slope of Caldwell Butte, Lava Beds National Monument Comment
  CAS-BOT-BC243774  Castilleja applegatei var. pinetorum Alice Eastwood 1923-5-23 11912 Siskiyou Cantara, S.P.R.R. Comment
  CAS-BOT-BC243749  Castilleja applegatei var. pinetorum Wm. Bridge Cooke 1940-6-27 15195 Siskiyou In the Lava Park along the old logging road leading south up the north side of the mountain from Hotlum Station, Mount Shasta 1524 Comment
  JEPS57209  Castilleja arachnoidea L. R. Heckard 1967-8-14 1730 Siskiyou above Horse Camp (sw flank of Mt. Shasta); Mt. Shasta 2560 Comment
  RSA184650  Castilleja arachnoidea subsp. schizotricha Clare B. Hardham 1965-8-20 13042 Siskiyou Marble Mountains, near Cudahy lakes. Granite Trail. 1524 Comment
  HSC89867  Castilleja lacera W. L. Jepson 1940-7-3 20119 Siskiyou Big Bear Flat, 5 mi. SE of Bartle 1220 Comment
  JEPS4511  Castilleja lacera Geo. D. Butler 1909-5-8 715 Siskiyou near Yreka; Butcher Hill Comment
  HSC20561  Castilleja linariifolia R. C. Wunner 1965-6-30 311 Siskiyou Lava Beds N.M., .1 mi. above Big Painted Cave Comment
  CAS-BOT-BC254008  Castilleja miniata Doris K. Kildale 1929-7-20 8722 Siskiyou Raspberry Lake, South Fork Indian Creek 1676 Comment
  HSC63134  Castilleja miniata subsp. miniata M. A. Baker 1979-7-30 1070 Siskiyou 1900 Comment
  CAS-BOT-BC32558  Castilleja muscipula var. armeniaca John Thomas Howell 1939-8-4 15061 Siskiyou Near Spirit Lake, Marble Mts. 1828 Comment
  NY68148  Castilleja pratensis A. A. Heller 1905-6-20 8079 Siskiyou Comment
  HSC72442  Castilleja pruinosa J. P. Smith, Steve Selva 1970-7-15 4363 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  HSC74866  Castilleja pruinosa J. P. Smith, Jennifer Whipple 1978-7-2 9986 Siskiyou Trail from Cook and Green Pass to Copper Butte. 1768 Comment
  HSC76889  Castilleja pruinosa K. T. Stillman 1976-7-7 154 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  HSC76896  Castilleja pruinosa K. T. Stillman 1976-9-9 484 Siskiyou Marble Mountain Wilderness Area; jump off point, trail to Box Camp 1951 Comment
  POM42524  Castilleja pruinosa Geo. D. Butler 1910-5-15 1340 Siskiyou Greenhorn Mts. 1220 Comment
  UC164055  Castilleja schizotricha Geo. D. Butler 1908-8-5 423 Siskiyou below Cold Spring (ridge w of Camp); West Fork of Wooley Creek; below Cold Spring on West Fork of Woolly Creek, Siskiyou Co. Comment
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Nov 25 2011
  UC164363  Castilleja tenuis Geo. D. Butler 1910-6-6 1461 Siskiyou Quartz Valley Comment
  CAS-BOT-BC47942  Ceanothus O. V. Matthews 1939-7-7 13 Siskiyou From west side of Mohawk Mine-frog Pond Trail 1219 Comment
  JEPS42357  Ceanothus cordulatus W. L. Jepson Aug. 1894 14011 Siskiyou Sisson Comment
  CAS-BOT-BC48391  Ceanothus cuneatus Elmer I. Applegate 1898-5-15 2134 Siskiyou Klamath River, between Shovel Creek and Fall Creek 853 Comment
  HSC45163  Ceanothus cuneatus J. O. Sawyer, E. Cope 1977-6-19 2956 Siskiyou Clear Creek Trail between Preston Creek and Trout Camp 915 Comment
  JEPS86081  Ceanothus integerrimus Wayne Roderick 1966-6-26 Siskiyou Seiad Valley to Cook & Green Pass Comment
  POM301658  Ceanothus integerrimus var. macrothyrsus Carl B. Wolf 1941-7-26 11083 Siskiyou 4 miles NE of summit of Buckhorn Mt, on the Weaverville Redding road. 732 Comment
  CAS-BOT-BC53084  Ceanothus prostratus W. R. Dudley 1899-8-27 s.n. Siskiyou Near Sisson Comment
  CAS-BOT-BC53087  Ceanothus prostratus W. R. Dudley 1899-8-9 s.n. Siskiyou Near Sisson Comment
  JEPS86074  Ceanothus prostratus Wayne Roderick 1966-6-26 Siskiyou along trail to Copper Butte Cook and Green Pass area 1524 Comment
  RSA60713  Ceanothus prostratus I. L. Wiggins 1950-5-28 12364 Siskiyou Margins of Carmen Lake, ca. 1.5 miles E of Scott Mtn road. 1738 Comment
  RSA68934  Ceanothus prostratus A. E. Culbertson 1943-7-17 24 Siskiyou Down the grade on road to town of Shasta from Castle Lake, 5434ft, in N facing ciruqe with an abrupt 1000ft backwall, 14 miles SW of Mt. Shasta on N side of a 6600ft eastern spur of Trinity Mts., 2000ft above Sacramento River within 10 air miles of its headwaters to the W Comment
  RSA753171  Ceanothus prostratus Dylan O. Burge 2009-5-13 1165 b Siskiyou Scott Mts., The Eddys, Parks Creek watershed, W of Tamarack Flat and SE of Caldwell Lakes, roadside on FR 17, parking 11.4 road miles (18.3 km) SW of Old Hwy 99 via Stewart Springs Road and FR 17. 17.2 km 188 degrees (True) SSW of Gazelle 1950 Comment
  UC61167  Ceanothus prostratus W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson , Sisson (Mount Shasta) Comment
  UCD77491  Ceanothus prostratus Robert E. Preston 2001-7-21 1737 Siskiyou Klamath National Forest, Rainbow Mountain, T42N R1W se 1/4 of ne 1/4 Section 22 2194 Comment
  RSA85995  Ceanothus sanguineus Geo. D. Butler 1910-5-23 1389 Siskiyou Humbug Mtn. 1220 Comment
  JEPS89110  Ceanothus velutinus W. L. Jepson 1940-6-23 20018 Siskiyou 1 mi s Andesite (n of Mt. Shasta) 975 Comment
  RSA398976  Ceanothus velutinus H. E. McMinn 1931-6-27 2519 Siskiyou Shasta City. Comment
  UC163729  Ceanothus velutinus Geo. D. Butler 1910-6-5 1480 Siskiyou Shackleford Creek Comment
  UC618734  Ceanothus velutinus W. Bridge Cooke 1938-6-24 11104 Siskiyou Diller Canyon Mount Shasta, Shasta Fir Forest, Sisson Southern Trail (in the Shasta Fir Forest, Sisson Southern Trail) Comment
  CDA20008  Centaurea X moncktonii M. Bagley 2002-8-1 PDR P 087837 -B Siskiyou Northern California; vicinity of Mt Shasta. 0 Comment
  CDA7262  Centaurea maculosa T. C. Fuller 1967-8-15 16263 Siskiyou North side of Highway 97 (Weed to MacDoel), west of railroad spur at Grass Lake. 0 Comment
  HSC43134  Centaurea solstitialis Ken Stillman 1976-8-24 415 Siskiyou E and N slopes of Williams Point 366 Comment
  OBI4699  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-26 11155 Siskiyou In adj lawn of ranch house and rangeland, W.H. Kerr, Flying K Ranch, upper Quartz Valley, 2 mi S of Mugginsville Comment
  CAS-BOT-BC288795  Centromadia fitchii Louis C. Wheeler 1934-10-6 3309 Siskiyou Shasta Valley 2 miles SE of Yreka 853 Comment
  JEPS38136  Centromadia fitchii Geo. D. Butler 1908-7-23 507 Siskiyou Yreka Comment
  RSA181620  Cephalanthera austiniae Dorothy Parker 1950-7-9 476 Siskiyou Salmon Mountain 915 Comment
  UC1190153  Cephalanthera austiniae Ira L. Wiggins 1955-7-29 13586 Siskiyou slope just e. Thompson Creek 1432 Comment
  RSA184742  Cerastium arvense Gilbert Muth 1966-7-25 450 Siskiyou Marble Mountain lookout, Marble Mountains. 2098 Comment
  CAS-BOT-BC384980  Cerastium dichotomum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53387 Siskiyou Yreka 792 Comment
  HSC103384  Cerastium dichotomum T. C. Fuller 1962-5-18 8745 Siskiyou Little Shasta Rd., 5 mi. E of Montague. Comment
  UCD98003  Cerastium dichotomum T. C. Fuller 1962-6-12 8969 Siskiyou B. M. Long prop., Little Shasta Road, 5 miles east of Montague. Comment
  HSC36689  Cercis occidentalis Brent Whiteley 1975-6-21 14 Siskiyou 223 Comment
  UCD113083  Cercocarpus betuloides Frank C. Vasek 1975-6-29 750629 5 Siskiyou 11.6 miles SW of Gazelle, Gazelle Summit. Comment
  CAS-BOT-BC135402  Cercocarpus betuloides var. betuloides Carl B. Wolf 1927-8-26 1032 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  UC75405  Cercocarpus betuloides var. macrourus Copeland 1903-7-14 3504 Siskiyou Klamathon; Pacific Coast, Klamathon Comment
  SBBG30610  Chaenactis douglasii D. Myrick 1968-6-22 1995 Siskiyou Lava Beds Nat Monument 1371 Comment
  HSC5256  Chaenactis douglasii var. douglasii D. M. Thomson 1965-6-30 120 Siskiyou California Lava Bedds National Monument; 1 mile up Cave Loop Road Comment
  RSA105314  Chaenactis suffrutescens Milo S. Baker 1955-6-26 13072 Siskiyou Hwy 99, 4 miles south of Gazella 915 Comment
  SEINET3146223  Chaenactis suffrutescens Brandeger sn Siskiyou near Mt. Shasta Comment
  SEINET11856212  Chaenactis suffrutescens H. M. Hall, Babcock, E. B. 1903-1 4081 Siskiyou Sierra Nevada Mountains, upper part of Shasta Valley, Mount Shasta 1158 Comment
  CAS-BOT-BC141585  Chamaebatiaria millefolium Oliver V. Matthews 1939-7-13 35 Siskiyou Goose Nest Grove-Goose [Gosse] Nest Region 1828 Comment
  UC1539999  Chamaebatiaria millefolium M. Mitchell 1936-5-21 24 Siskiyou Lava Beds National Monument, Frozen River Cave Frozen River Cave; Lava Beds National Monument, Frozen River Cave 1348 Comment
  CAS-BOT-BC141583  Chamaebatiaria millefolium J. William Thompson 1936-7-8 13151 Siskiyou Lava slopes of Lave Beds Nat. Monument Comment
  HSC101469  Chamaecyparis lawsoniana J. P. Smith, J. O. Sawyer 2011-7-21 13031 Siskiyou Flint Valley at the end of the G-O Road. 1313 Comment
  HSC69735  Chamaecyparis lawsoniana Maralyn A. Renner 1980-6-26 1282 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  RSA124136  Chamaecyparis nootkatensis Al Hobart 1958-8-15 s.n. Siskiyou The Devil s Punch Bowl, 3-4 miles east of Del Norte co. line and 10 miles south of the Oregon-CA state line Comment
  JEPS9111  Chamaesaracha nana Milo S. Baker 1893-8-1 Siskiyou Medicine Lake 2438 Comment
  CAS-BOT-BC166098  Chamerion angustifolium subsp. circumvagum Professor Life; Mrs. Life 1923-8-6 s.n. Siskiyou Shasta Spring Comment
  HSC69061  Chamerion angustifolium subsp. circumvagum Maralyn A. Renner 1980-8-6 2323 Siskiyou Cracker Meadow 1555 Comment
  UC873300  Chamerion angustifolium subsp. circumvagum John Thomas Howell 1939-8-9 15244 Siskiyou Shackelford Creek Trail Marble Mts. Comment
  HSC19171  Cheilanthes gracillima J. O. Sawyer 1969-6-10 808 Siskiyou S face near Sugar Lake 1829 Comment
  SEINET6166384 Image available Cheilanthes gracillima W. V. Showalter 1954-8-8 Siskiyou Mt. Shasta. 2438 Comment
  UC399623  Cheilanthes gracillima H. M. Hall 1909-7-28 8647 Siskiyou head of Salmon River 1645 Comment
  UCR143039  Cheilanthes intertexta L. C. Wheeler 1934-10-21 3344 Siskiyou Shasta Valley, 8 mi NE of Gazelle 869 Comment
  HSC65141  Chenopodium album J. P. Smith, Steve Selva 1970-7-17 4435 Siskiyou 915 Comment
  RSA0072902  Chenopodium chenopodioides R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39033 Siskiyou Hwy 161 at N edge of White Lake, 13.5 miles E of junction of Hwy 97 and 161. 1280 Comment
  HSC4386  Chenopodium leptophyllum D. M. Thomson 1965-8-14 189 Siskiyou Lava Beds National Monument, Tickner Rd., 1.5 mi. from SE entrance Comment
  CAS-BOT-BC451440  Chimaphila menziesii Alice Eastwood 1921-7-26 10858 Siskiyou Soda Creek Comment
  HSC19315  Chimaphila menziesii J. O. Sawyer 1968-7-10 503 Siskiyou On Sugar Creek just above confluence with S Sugar Creek 1707 Comment
  UC585193  Chimaphila menziesii E. B. Babcock and G. L. Stebbins Jr. 1936-6-13 1992 Siskiyou ca. 1 1/2 mi. w. Mt. Shasta City (e. and n.e. slope of spur of Rainbow Ridge above Sulloway Creek) 1180 Comment
  CAS-BOT-BC452256  Chimaphila umbellata W. R. Dudley 1899-8-22 s.n. Siskiyou Craggy Peak Comment
  SBBG25825  Chimaphila umbellata D. Myrick 1966-8-10 1526 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  CAS-BOT-BC452260  Chimaphila umbellata Gilbert Muth 1965-8-10 s.n. Siskiyou Marble Valley and along upper trails Comment
  RSA605356  Chimaphila umbellata subsp. occidentalis L. C. Wheeler 1959-7-25 7596 b Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  HSC4940  Chrysolepis chrysophylla J. O. Sawyer 1968-6-18 188 Siskiyou Above S Russian Creek on W side. 1463 Comment
  SBBG113470  Chrysolepis chrysophylla D. Wilken with E. Painter 2000-8-10 15853 Siskiyou just S of Del Norte and Josephine (OR) county lines, NNE of Little Grayback, near head of Indian Crk, O'Brien-Happy Camp Rd 1500 Comment
  CAS-BOT-BC36248  Chrysolepis sempervirens John Thomas Howell 1937-7-26 13518 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC67795  Chrysolepis sempervirens J. O. Sawyer, J. Cole 1980-7-21 3897 Siskiyou Near Haight Mtn. along USFS Rd. running S-SW 1939 Comment
  UC1598730  Cicuta douglasii T. S. Brandegee July 1887 Siskiyou Sisson Comment
  HSC30594  Cinna latifolia Frederick W. Oettinger 1969-8-25 1546 Siskiyou Marble Mountain Wilderness, moist meadow W of Arrow Peak, English Peak region 2012 Comment
  SEINET8497824  Cinna latifolia D. W. Taylor 2006-8-8 19590 Siskiyou Dry Creek Peak (ridge ca. 12 air miles Northeast of Mt. Shasta summit) at headwaters Antelope Creek 2195 Comment
  HSC19236  Circaea alpina subsp. pacifica J. O. Sawyer 1969-7-23 1183 Siskiyou Along road near Horse Range Creek. 1341 Comment
  HSC95469  Circaea alpina subsp. pacifica G. Fred Hrusa 1998-7-5 14698 Siskiyou Cedar Camp Rd., about 5 mi. E of Weitchpec on Hwy. 96, N side of Hwy. Comment
  UC1408916  Circaea alpina subsp. pacifica Frederick W. Oettinger 1968-8-11 480 Siskiyou near spring Tom Tyler Cabin; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 2011 Comment
  CDA1028  Cirsium andersonii M. R. Pryor 1950-7-26 s.n.-C Siskiyou Hwy 99, 4 mi. N of Gazelle. Comment
  CAS-BOT-BC278037  Cirsium cymosum John Thomas Howell 1952-6-14 28336 Siskiyou Near Yreka Comment
  CAS-BOT-BC285552  Cirsium occidentale var. candidissimum Alice Eastwood 1912-7-23 1357 Siskiyou Sisson Comment
  CDA21700  Cirsium ochrocentrum subsp. ochrocentrum F. D. Horn, T. R. Haig 1979-9-19 Siskiyou Near Macdoel. 0 Comment
  CDA21701  Cirsium ochrocentrum subsp. ochrocentrum T. C. Fuller 1979-10-3 20272 Siskiyou 1.6 km south of Tecnor, Red Rock Valley, southeast of Macdoel. 0 Comment
  RSA0070868  Cirsium remotifolium E. K. Balls 1949-7-10 13959 Siskiyou 3 miles from Sawyer's Bar on road to Cecilville. 793 Comment
  CDA1554  Cirsium remotifolium var. odontolepis J. R. Grisham 1960-7-14 s.n. Siskiyou U.S. rangeland, 15 mi. N/ Cecilville. Klamath National Forest 0 Comment
  UC165437  Cirsium scariosum Geo. D. Butler 1909-6-13 977 Siskiyou near Oro Fino Comment
  CDA1609  Cirsium undulatum J. Massey 1988-7-7 s.n.-(A) Siskiyou East of Dorris, Glenn Butler property. 0 Comment
  CDA7429  Cirsium vulgare T. C. Fuller 1962-8-3 9501 Siskiyou Siskiyou Mountains: 200 yards up Raggedass Gulch, east of Beaver Creek, 5 miles north of the Klamath River. 0 Comment
  CAS-BOT-BC228961  Cistanthe umbellata H. A. Thomas; J. H. Thomas 1954-7-24 4485 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Ruch Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  CAS-BOT-BC228991  Cistanthe umbellata M. B. Dunkle 1945-8-2 9669 Siskiyou Klamath Natl. Forest, Marble Mts., Paradise Lake 1828 Comment
  RSA756946  Clarkia Robert F. Thorne 1969-8-2 63337 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. 1159 Comment
  HSC36771  Clarkia lassenensis J. P. Smith 1974-5-25 7413 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  UC164341  Clarkia lassenensis Geo. D. Butler 1909-5-14 747 Siskiyou Klamath River Comment
  CAS-BOT-BC172568  Clarkia purpurea subsp. purpurea L. E. Smith 1913-6-20 384 Siskiyou Weed Comment
  CAS-BOT-BC164973  Clarkia rhomboidea Doris K. Kildale 1929-5-26 9199 Siskiyou Salmon River at Hawkins Bar 609 Comment
  JEPS43837  Clarkia rhomboidea Geo. D. Butler 1909-7-15 926 Siskiyou Higland Mine Highland Mine Comment
  CAS-BOT-BC164975  Clarkia rhomboidea A. A. Heller 1928-6-9 14598 Siskiyou Slopes of Spring Hill near the town of Mt. Shasta 1097 Comment
  CAS-BOT-BC164981  Clarkia rhomboidea Louis C. Wheeler 1934-6-19 2740 Siskiyou Klamath National Forest. North Hungry Cr. 1097 Comment
  JEPS116581  Clarkia rhomboidea Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -017 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N84, 4 miles NE of town of Weed. Mt. Shasta 1249 Comment
  JEPS116876  Clarkia rhomboidea David Gowen 2007-7-11 779 Siskiyou Southeast of Lake Shastina and Hwy 97 on forest service road 42N15. Near rocky area on side trail, midway between railroad tracks and pumice mine. Comment
  RSA237658  Clarkia rhomboidea Frederick W. Oettinger 1969-7-28 1086 Siskiyou Dry open granite slope above first part of Tom s Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  RSA458875  Clarkia rhomboidea M. B. Dunkle 1944-6-25 9030 Siskiyou Siskiyou National Forest. 1677 Comment
  CAS-BOT-BC439102  Claytonia cordifolia L. B. Kildale 1930-5-31 9740 Siskiyou Summit between Sawyers Bar and Etna Mills Comment
  RSA466946A  Claytonia exigua subsp. exigua Christopher Davidson 1975-6-5 2670 Siskiyou 0.8 mi. from gate on special service rd. branching SE of rd from Gazelle to Callahan, ca. 9.3 miles W of Gazelle. Klamath Nat. Forest. 1509 Comment
  SEINET9115673  Claytonia exigua subsp. exigua K. L. Chambers 1986-3-24 5237 Siskiyou Hwy 3, W of Eureka on way to Fort Jones, 7.2 miles W of I-5, W side of summit. Comment
  HSC92962  Claytonia lanceolata Jennifer Whipple 1976-6-19 1068 Siskiyou N facing slopes in the Eddy Creek drainage 2195 Comment
  UC166187  Claytonia parviflora subsp. parviflora Geo. D. Butler 1909-4-13 1550 Siskiyou near Yreka Comment
  UCD100771  Claytonia perfoliata subsp. intermontana P. Quentin Tomich 1954-6-29 434 Siskiyou At mouth of cave. Caldwell Caves, Lava Beds National Monument. 1402 Comment
  CAS-BOT-BC443812  Claytonia rubra subsp. rubra L. E. Smith 1913-5-12 s.n. Siskiyou Dunsmuir Comment
  HSC4463  Claytonia sibirica William J. Ferlatte 1967-8-19 1037 Siskiyou S Fork of Salmon River, between campground and Carter's 1524 Comment
  UC452678  Claytonia sibirica Dr. E. B. Copeland 1903-8-13 3891 Siskiyou Sisson 1066 Comment
  HSC4461  Claytonia sibirica William J. Ferlatte 1966-6-23 144 Siskiyou Big Flat, between campground and S Fork of the Salmon River 1524 Comment
  RSA211260  Claytonia sibirica William J. Ferlatte 1966-6-22 109 Siskiyou Josephine Lake basin; Trinity Alps. 1677 Comment
  RSA238294  Claytonia sibirica Frederick W. Oettinger 1968-8-14 509 Siskiyou Meadow at spring at Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  RSA710970  Claytonia sibirica K. L. Chambers 1984-6-10 5138 Siskiyou Mt. Shasta City, Big Springs at the city park towards N end of city, W of old Hwy Comment
  UC144225  Cleome platycarpa A. A. Heller 1905-6-9 8010 Siskiyou Montague Comment
  HSC42887  Clinopodium douglasii K. T. Stillman 1976-8-15 402 Siskiyou Along Specimen Creek 915 Comment
  HSC61809  Clintonia uniflora Ruby Van Deventer 1955-7-31 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC238058  Collinsia Mary Boyd Lichens 1948-5-1 s.n. Siskiyou Near Walker, along Klamath River 579 Comment
  HSC72466  Collinsia greenei J. P. Smith, Steve Selva 1970-6-16 4046 Siskiyou 7 mi. W of Etna on road to Sawyers Bar. 1280 Comment
  HSC29393  Collinsia linearis Brad Klipfel 1969-7-11 978 Siskiyou Due W of NW end of Hancock Lake 1951 Comment
  JEPS3848  Collinsia linearis Duncan Dunning 1923-6-13 Siskiyou sw Sawyers Bar (near Blue Ridge Ranger Station) Comment
  CDA17134  Collinsia parviflora G. F. Hrusa 2001-6-6 15848 Siskiyou Siskiyou Mountains; Nr. summit of pass betw. Happy Camp, CA and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. 1424 Comment
  HSC41087  Collinsia parviflora J. O. Sawyer 1970-3-4 2073 Siskiyou N of Idlewild Campground. 762 Comment
  HSC72572  Collinsia parviflora J. P. Smith 1976-5-5 8673 Siskiyou Road from Etna to Sawyer's Bar. 732 Comment
  JEPS66321  Collinsia parviflora L. R. Heckard with T. I. Chuang 1971-6-16 2585 Siskiyou ca 2 mi n Weed (along US Hwy 97) 1066 Comment
  UC1238975  Collinsia parviflora Freed W. Hoffman 1948-7-9 2575 Siskiyou North Coast Ranges, summit of Waldo-Happy Camp Road Waldo-Happy Camp Road; North Coast Ranges, summit of Waldo-Happy Camp Road 1539 Comment
  CDA41377  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2600 Siskiyou 3 km east of Forest Mountain summit, Highway 3, southwest of Yreka. Comment
  HSC69373  Collinsia parviflora J. O. Sawyer, J. Cole 1980-7-19 3677 Siskiyou Near FS Rd. 45N0 2018 Comment
  HSC74914  Collinsia rattanii J. P. Smith 1978-5-28 9951 Siskiyou Along the N Fork of the Salmon River near Little Rattlesnake Gulch 732 Comment
  UC1112258  Collinsia rattanii Rimo C. Bacigalupi with Galen Smith 1957-6-26 5961 Siskiyou along road to Gumboot Lake, South Fork of the Sacramento River 4 mi sw of junction with North Fork and w of the town of Mount Shasta South Fork of the Sacramento River 1432 Comment
  CHSC1739  Collinsia torreyi M. Yoder 1941-7-6 Siskiyou Castle Lake. 1981 Comment
  UC52546  Collomia grandiflora Geo. B. Grant September, 1902 5242 Siskiyou Shasta Springs Mount Shasta 609 Comment
  CHSC86641  Collomia tinctoria Jenny Marr 1993-7-1 24 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC90215  Collomia tinctoria Michael P. Murray Jul 1991 3 Siskiyou Marble Mtn. Wilderness Area, E facing slope of Elk Valley 1890 Comment
  RSA237987  Collomia tinctoria Frederick W. Oettinger 1969-8-12 1349 Siskiyou Trailside above Willow Spring, English Lake Trail. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC230677  Collomia tracyi Doris K. Kildale 1928-7-2 5371 Siskiyou Salmon Summit, Horn Creek trail 1981 Comment
  HSC43040  Corallorhiza maculata J. O. Sawyer, K. T. Stillman 1976-7-2 2813 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  HSC495  Corallorhiza maculata William J. Ferlatte 1966-6-22 83 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's. 1524 Comment
  UC63990  Corallorhiza maculata Geo. B. Grant September, 1902 5155 Siskiyou Mount Shasta 1219 Comment
  HSC19042  Corallorhiza mertensiana J. O. Sawyer 1969-7-24 1518 Siskiyou W of Sugar Lake 1890 Comment
  CAS-BOT-BC26796  Cordylanthus tenuis subsp. pallescens Francis Whittier Pennell 1940-7-18 26184 Siskiyou Route 99, 2--3 mi. N of Mount Shasta City 1158 Comment
  JEPS57500  Cordylanthus tenuis subsp. pallescens L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-12 2122 Siskiyou 4 mi nw of City of Mount Shasta (sw of Black Butte, along Garbage Disposal Road just off Highway 5 (old 99)); Garbage Disposal Road 1173 Comment
  JEPS6790  Cordylanthus tenuis subsp. pallescens Willis L. Jepson July 1894 21345 Siskiyou near Miner's Peak (<= ?> Black butte, w side of Mt. Shasta); Upton Plateau Comment
  JEPS74931  Cordylanthus tenuis subsp. pallescens T. I. and F. M. Chuang 1975-7-21 7546 Siskiyou near sw base Black Butte (along hwy 5) 1066 Comment
  CHSC31127  Cordylanthus tenuis subsp. tenuis T. Spira 1979-7-15 447 Siskiyou 3.1 mi n of Shasta-Trinity county line off of Hwy 3 on n side of rd. 1219 Comment
  HSC101187  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson, Richard E. Brainerd 2010-8-6 16233 Siskiyou Ney Springs Road east of Lake Siskiyou; along road, starting 0.6 miles east of road 20M020 and extending at least 1.2 miles. 933 Comment
  HSC101188  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson, Richard E. Brainerd 2010-8-9 16282 Siskiyou Shasta-Trinity National Forest; road A10 between town of Mount Shasta and Panther Meadow, on the mountain. 1345 Comment
  UCD123171  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-9 16291 b Siskiyou Shasta-Trinity National Forest, on Stewart Springs Road (Forest Service Road 17) 5.3 miles from the Gazelle Road. 1304 Comment
  UCD123184  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16231 Siskiyou North Shore Road, north side of Lake Siskiyou, 1.2 miles west of cross road. 996 Comment
  CAS-BOT-BC212272  Cornus glabrata A. A. Heller 1922-6-22 13666 Siskiyou Along the Pacific Highway on a stream bank on the slope of the siskiyou Mountains near the Oregon line. Comment
  CAS-BOT-BC212064  Cornus nuttallii Ira L. Wiggins 1955-7-29 13589 Siskiyou Along Thompson Creek, 3.5 mi. above S Fork of Salmon River 1371 Comment
  CAS-BOT-BC212069  Cornus nuttallii Elmer I. Applegate 1895-5-29 224 Siskiyou Sisson, west base of Mount Shasta Comment
  UC705589  Cornus nuttallii Marion Ownbey and D. H. Brown 1941-6-22 2426 Siskiyou n.w. Yreka (on rd. between Craggy Mt. and Deadwood Lookout) Comment
  SEINET6976042  Cornus nuttallii Unknown 1986-9-13 2155 Siskiyou Near the Marble Mountain Wilderness; along Canyon Creek Trail above Canyon Creek. Comment
  SEINET8527410  Cornus sericea subsp. occidentalis G. D. Butler 1910-6-4 1490 Siskiyou Shackleford Creek. Comment
  UC1190158  Cornus sericea subsp. sericea Ira L. Wiggins 1955-7-24 13503 Siskiyou trail at crossing of China Creek (above diversion dam) 1301 Comment
  UC375259  Corylus californica Geo. D. Butler 1909-3-21 564 Siskiyou near Oro Fino Comment
  RSA624391  Corylus cornuta var. californica L. C. Wheeler 1952-9-17 6935 Siskiyou [no locality information on the label for this specimen] Comment
  SEINET6892684  Corylus cornuta var. californica M. K. Solecki, J. B. Taft 1986-9-13 2157 Siskiyou Near the Marble Mountain Wilderness; along Canyon Creek Trail above Canyon Creek. Comment
  HSC99922  Crataegus suksdorfii J. O. Sawyer, & R. J. Cole 2010-6-26 4609 Siskiyou Hilt-Hungry Road, Klamath National Forest. 845 Comment
  UC895309  Crepis capillaris Alice Eastwood 1912-7-17 1176 Siskiyou Sisson Comment
  JEPS36496  Crepis intermedia H. P. Chandler 1729 Siskiyou Shackleford Canyon Comment
  UC455900  Crepis occidentalis I. J. Condit 1911-7-13 Siskiyou Dunsmuir; Siskiyou-Shasta Counties Comment
  UCD77571  Crepis occidentalis Robert E. Preston 2002-6-20 1840 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope 1946 Comment
  SEINET2142064 Image available Crepis occidentalis subsp. conjuncta Unknown 1644 Siskiyou Marble Mountain 2440 Comment
  UC581315  Crepis occidentalis subsp. costata E. B. Babcock and G. L. Stebbins Jr. 1936-6-11 1934 Siskiyou old river terrace about 8 mi s Yreka 810 Comment
  CAS-BOT-BC290884  Crepis pleurocarpa John Thomas Howell 1937-7-24 13386 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UC532172  Cryptantha intermedia Isabelle C. Kimber 1934-6-9 27 Siskiyou just above Ney Creek confluence with Sacramento River (Steelbridge Camp); Sacramento River 731 Comment
  JEPS88956  Cryptantha simulans unknown 1938-6-24 11081 Siskiyou MacBride Spring Mount Shasta 1524 Comment
  CAS-BOT-BC94404  Cryptantha torreyana R. C. Wenk 2005-7-15 203 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail 1767 Comment
  NY335192  Cryptantha trifurca E. B. Copeland 1903-7-5 3550 Siskiyou Klamathon Comment
  UC185185  Cryptogramma acrostichoides Geo. D. Butler 1755 Siskiyou Shackelford Creek 1371 Comment
  RSA331956  Cryptogramma acrostichoides W. Wisura, Dave Kelly 1895-7-31 4080 Siskiyou Near Kangaroo Lake, Scotts Mtns, on granite rocks near campground. Comment
  CAS-BOT-BC70534  Cryptogramma cascadensis W. B. C. 1938-8-18 11502 Siskiyou Lower Horse Camp Slopes above Horse Camp 2514 Comment
  CAS-BOT-BC80538  Cupressus bakeri James P. Smith 1973-5-5 s.n. Siskiyou Trail to the Siskiyou cypress stand off the Cook and Green Pass road Comment
  NY16594  Cupressus bakeri C. B. Wolf 1944-10-30 11481 Siskiyou 1 mile northeast of Timbered Center, Modoc Lava Beds on old stageroad from Dana to Little Hot Springs Valley 1219.2 Comment
  NY16605  Cupressus bakeri C. B. Wolf 1934-10-9 6170 Siskiyou Siskiyou Mountains, above West Fork of Seiad Creek, 0.75 miles above forks of creek 1158.2 Comment
  RSA22773  Cupressus bakeri O. V. Matthews 1939-7-22 42 Siskiyou North side of Lava Road near Salt Lick about 3.2 miles E of jct with Co. Road for Day. 1220 Comment
  RSA40901  Cupressus bakeri C. B. Wolf 1944-10-30 11481 Siskiyou 1mile NE of Timbered Crater, Modoc Lava Beds on Old Stage Road form Dana to Little Hot Springs Valley 1220 Comment
  CAS-BOT-BC85554  Cupressus macnabiana Thos. H. Harris 1951-6-1 s.n. Siskiyou On Klamath River 3 miles west of bridge on Highway 99 Comment
  UCD77584  Cymopterus terebinthinus var. californicus Robert E. Preston 2002-7-12 1908 Siskiyou Klamath National Forest, S slope of Rainbow Mountain. 1789 Comment
  JEPS39349  Cynoglossum occidentale Willis L. Jepson 1894-8-4 21074 Siskiyou Niel's Camp Comment
  SDSU2648  Cynoglossum occidentale D. F. Howe 1979-6-26 5108 Siskiyou Military Pass road 19 miles east of #97. 1768 Comment
  CDA5638  Cynoglossum officinale T. C. Fuller 1967-8-14 16259 Siskiyou Road to McCloud Reservoir, 3 miles south of McCloud. 0 Comment
  UC183884  Cyperus erythrorhizos Geo. D. Butler 1909-9-5 868 Siskiyou along creek near Yreka Comment
  UC183885  Cyperus squarrosus Geo. D. Butler 1909-9-12 867 Siskiyou Oro Fino Comment
  HSC58994  Cypripedium californicum G. L. Clifton 1975-7-28 5360 Siskiyou Near Elk Meadow, close to the town of Seiad Valley 1634 Comment
  HSC66260  Cypripedium californicum Maralyn A. Renner 1980-7-4 1416 Siskiyou Clear Creek Trail, N of Trout Camp. 1067 Comment
  UC54208  Cypripedium californicum H. M. Hall and E. B. Babcock June, 1903 4043 Siskiyou 18th crossing Sacramento River (near Sisson); Mount Shasta Comment
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Apr 14 2016
  UCD78123  Cystopteris fragilis Robert E. Preston 2001-6-23 1584 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake. 1889 Comment
  POM120356  Cystopteris fragilis Geo D. Butler 1910-7-9 1694 Siskiyou Shackleford Creek. 1220 Comment
  JEPS82308  Danthonia intermedia Roger Raiche 1983-8-14 30615 Siskiyou summit of Mt. Eddy rd. (Forest Rd. #42N17) 2133 Comment
  CAS-BOT-BC76242  Darlingtonia californica Wayne Roderick 1967-7-28 s.n. Siskiyou At head of Gumboot Lake, southwest of Mount Eddy. 1828 Comment
  RSA120876  Darlingtonia californica Unspecified 1955-7-9 160 Siskiyou 0.25 mile north of Kangaroo Lake on Rail Creek, Scott Mountains 1829 Comment
  SEINET10914313  Darlingtonia californica Andrew Townesmith, Karen M. Meyer 2007-8-1 Townesmith 888 Siskiyou Shasta-Trinity National Forest. 11.7 miles up Stewart Springs road/Forest Service road 17 (distance from intersection of Stewart Springs and Old 99 Highway). T41N R6W near sections 28 and 33. 1983 Comment
  UC1185279  Darlingtonia californica H. E. Brown June 1-10 1897 389 Siskiyou near Sisson 1083 Comment
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Nov 6 2019
  SEINET12007447  Darlingtonia californica H. M. Hall, Babcock, E. B. 4042 Siskiyou Sierra Nevada Mountains, 18th crossing Sacramento River, near Sisson, Transition Zone, Mt. Shasta Comment
  CAS-BOT-BC420658  Darmera peltata J. H. Thomas; H. A. Thomas 1954-7-21 44184 Siskiyou Salmon - Trinity Mountains. About 6 miles SE of Cecilville. West side of Rush Creek. 1158 Comment
  CHSC63417  Dasiphora fruticosa Vernon H. Oswald; Lowell Ahart 1994-7-11 6402 Siskiyou Gumboot Creek on the upstream side of Forest Rd. 26 (to Mt. Shasta), ca. 0.5 mi NE of Gumboot Lake, W of Dunsmuir. 1783 Comment
  UC673152  Delphinium decorum subsp. tracyi Lincoln Constance and Reed C. Rollins 1942-5-14 2926 Siskiyou basaltic knoll 4 mi w Yreka (road to Walker Post Office); Klamath-Siskiyou Region 1219 Comment
  SBBG25946  Delphinium glaucum D. Myrick 1966-8-10 1517 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  HSC733  Delphinium glaucum William J. Ferlatte 1966-8-18 404 Siskiyou 3 mi. S of Big Flat 1585 Comment
  SEINET12092406  Delphinium glaucum W. W. Eggleston 1915-1 11669 Siskiyou Crater Creek, East Fork of Scott River, Shasta Forest 1800 Comment
  CAS-BOT-BC9889  Delphinium nudicaule Elmer Ivan Applegate 1895-5-29 10 a Siskiyou Sisson Comment
  HSC24999  Delphinium nudicaule R. C. Wunner 1965-6-6 73 Siskiyou Lava Beds National Monument, 0.1 mi. on road to Caldwell Ice Cave. 1372 Comment
  UC166146  Delphinium nuttallianum Geo. D. Butler 1909-4-14 642 Siskiyou Humbug road Comment
  SEINET5338058  Delphinium nuttallianum G. Butler 1910-3-24 1142 Siskiyou Shasta River hills. Comment
  CAS-BOT-BC201941  Deschampsia elongata Melissa A. Berry 1957-7-3 s.n. Siskiyou Taylor Creek CCC Road, East Fork of the South Fork of the Salmon River 762 Comment
  RSA591530  Deschampsia elongata L. C. Wheeler 1934-6-3 2629 Siskiyou Cherry Flat, Klamath River; Siskiyou Mts. 518 Comment
  UC204770  Deschampsia elongata Geo. D. Butler 1910-7-13 1769 Siskiyou Shackleford Creek 1219 Comment
  RSA47783  Descurainia incisa subsp. filipes Roxana S. Ferris, Laura Lorraine 1948-6-12 1854 Siskiyou 1.5 miles below summit of Gazelle Mtn Grade, E side. 1418 Comment
  CAS-BOT-BC42969  Descurainia incisa subsp. incisa John Thomas Howell 1937-7-22 13326 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CHSC33175  Descurainia sophia R. E. Preston 1981-5-2 62 Siskiyou On roadside cut, ca. 50 m n of Camp Creek, at Irongate Reservoir, ca. 32 km ne of Yreka. 700 Comment
  HSC2396  Dicentra formosa William J. Ferlatte 1966-8-18 416 Siskiyou Along the S Fork of the Salmon River between the Campground and Carter's 1524 Comment
  JEPS91305  Dicentra formosa Dean W. Taylor 1972-7-4 1595 Siskiyou near Lily Pad Lake 3 miles west of Cook & Green Pass 1981 Comment
  RSA433580  Dicentra formosa subsp. formosa Chadwick, Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  HSC26101  Dicentra pauciflora J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5684 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  HSC36809  Dichelostemma capitatum subsp. capitatum J. P. Smith 1974-5-27 7628 Siskiyou Along FS Rd. 47N03 1280 Comment
  HSC44899  Dichelostemma congestum J. P. Smith, Steve Selva 1970-6-16 4027 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  UC726456  Dichelostemma multiflorum A. A. Heller 1919-6-27 13275 Siskiyou Metcalf's Comment
  CAS-BOT-BC291008  Dieteria canescens var. shastensis L. E. Smith 1915-8-1 s.n. Siskiyou Bray Comment
  UC1223211  Dieteria canescens var. shastensis Joseph P. Tracy 1949-9-16 18564 Siskiyou 1 mi e Etna (in Scott Valley); Scott Valley 883 Comment
  UC904782  Dieteria canescens var. shastensis W. Bridge Cooke 1949-8-26 25663 Siskiyou old logging rd above Bolam Station; Mount Shasta Comment
  UC991121  Dieteria canescens var. shastensis J. M. Tucker 1950-7-24 1949 Siskiyou 7.5 mi e McCloud (beside Highway 89) Comment
  SBBG16031  Diplacus jepsonii D. Myrick 1961-6-22 318 Siskiyou St Hwy 89 near McCloud 914 Comment
  SEINET4170351  Disporum hookeri Unknown 1921-9-14 Siskiyou Siskiyou Comment
  CAS-BOT-BC136093  Dodecatheon alpinum Wm. Bridge Cooke 1940-6-6 15069 Siskiyou Little meadow at the outlet of Castle Lake. 1676 Comment
  HSC19278  Dodecatheon alpinum J. O. Sawyer 1968-6-25 325 Siskiyou Along Horse Range Creek 1829 Comment
  HSC92946  Dodecatheon alpinum Jennifer Whipple 1976-6-12 972 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  HSC43385  Dodecatheon conjugens Maralyn O'Meara 1974-5-26 461 Siskiyou Along USFS Rd. 47N03 1524 Comment
  HSC32293  Dodecatheon jeffreyi J. O. Sawyer 1971-6-29 2395 Siskiyou Elk Hole 1524 Comment
  JEPS84212  Dodecatheon jeffreyi L. R. Heckard with J. Hickman et al. 1986-7-17 6541 Siskiyou road end area and camp overlooking s end Alex Hole (se of Condrey Mt.); overlooking s end of Alex Hole, se of Condrey Mt. 1980 Comment
  UC1409474  Dodecatheon jeffreyi Frederick W. Oettinger 1968-8-3 380 Siskiyou at Base Camp Meadow between Diamond and Hancock Lakes (High Lake Basins in vicinity English Peak, Marble Mountain Wilderness Area, Salmon Mountains, Western Siskiyou County); Marble Mountain Wilderness Area, Salmon Mountains 2011 Comment
  RSA760361  Dodecatheon jeffreyi Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63377 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2073 Comment
  RSA181958  Downingia montana John Weiler, Lincoln Constance, E. Moleseed 1960-6-15 60178 Siskiyou Beside railroad tracks about 300 ft. off Hwy 99 just N of the bridge over the Sacramento River at the N end of Lake Shasta (Antler Resort area.) Comment
  UC199219  Draba albertina Annie M. Alexander and L. Kellogg 1911-6-26 190 Siskiyou Jackson L. 1798 Comment
  HSC66239  Draba carnosula Maralyn A. Renner 1980-8-7 2376 Siskiyou Klamath National Forest, NW flank of Preston Peak, near summit 2180 Comment
  HSC90898  Draba carnosula Jennifer Whipple 1977-8-5 2194 Siskiyou Near Little Crater Lake 2195 Comment
  CAS-BOT-BC41756  Draba howellii John Thomas Howell 1937-7-24 13417 Siskiyou Salmon-Trinity Alps. Caribou Basin. 2286 Comment
  UC166608  Draba verna Geo. D. Butler 1910-3-24 1143 Siskiyou Shasta Rim hills Comment
  UC856213  Draba verna Louis C. Wheeler 1935-4-18 3430 Siskiyou Greenhorn Creek Siskiyou Mts., Greenhorn Creek 1005 Comment
  CAS-BOT-BC41412  Draba verna George Dexter Butler 1909-4-6 549 Siskiyou Below Yreka. Comment
  UC454988  Drymocallis glandulosa I. J. Condit 1911-7-7 Siskiyou Shasta Retreat 1066 Comment
  RSA50232  Drymocallis glandulosa var. glandulosa E. K. Balls 1949-7-9 13940 Siskiyou 8.3 miles from Etna on road to Sawyer's Bar. 1006 Comment
  UC859897  Drymocallis glandulosa var. reflexa A. A. Heller 1916-6-20 12399 Siskiyou ne base Mt. Eddy; ne base of Mt. Eddy, Metcalf's Ranch 1188 Comment
  UC154518  Drymocallis lactea var. austiniae Harley P. Chandler June, 1901 1697 Siskiyou near Marble Mountain; North Coast Ranges, near Marble Mountain 1828 Comment
  CAS-BOT-BC158422  Drymocallis rhomboidea John Thomas Howell 1937-7-21 13162 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC158418  Drymocallis rhomboidea Louis C. Wheeler 1934-6-19 2732 Siskiyou Klamath National Forest 1432 Comment
  HSC26910  Eleocharis acicularis J. P. Smith, J. O. Sawyer 1971-9-17 4776 Siskiyou Shallow water at edge of Little Duck Lake Comment
  POM84475  Eleocharis palustris Geo D. Butler 1910-5-26 1410 Siskiyou Yreka. Comment
  CHSC107110  Eleocharis parishii R. E. Brainerd 2009-7-23 1573 Siskiyou Klamath Mountains, 4.4 air miles east of Callahan, north side of Scott Mountain, 1.5 miles north of Scott Mountain Pass on State Highway 3. UTM Zone 10 523244E 4571568N. 1426 Comment
  POM144779  Eleocharis parishii E. B. Copeland 1903-7-7 3556 Siskiyou Hornbrook. Comment
  CAS-BOT-BC451560  Elodea canadensis Alice Eastwood No date on label 1268 Siskiyou Sisson Comment
  CAS-BOT-BC197359  Elymus Louis C. Wheeler 1934-8-14 3132 Siskiyou White Mountain: North side 1767 Comment
  HSC30568  Elymus X hansenii Frederick W. Oettinger 1969-9-2 1589 Siskiyou Marble Mtn. Wilderness Area, meadow above Bear Meadow, near Tom Taylor Cabin. 2043 Comment
  POM359907  Elymus X hansenii M. B. Dunkle 1945-7-11 9234 Siskiyou Klamath National Forest; Marble Mts. 1829 Comment
  POM359908  Elymus X hansenii M. B. Dunkle 1945-7-24 9267 Siskiyou Klamath National Forest, Marble Mts. Comment
  HSC100862  Elymus caput-medusae J. P. Smith, J. O. Sawyer & R. J. Cole 2010-7-11 12997 Siskiyou Gazelle- Callahan Road. 1233 Comment
  JEPS57188  Elymus elymoides subsp. elymoides L. R. Heckard 1967-8-13 1686 Siskiyou Mt. Eddy; scree slopes near summit 2743 Comment
  JEPS72942  Elymus elymoides subsp. elymoides W. L. Jepson 1940-6-23 20009 Siskiyou n Mt. Shasta; Andesite station 975 Comment
  POM112865  Elymus elymoides subsp. hordeoides Geo D. Butler 1910-5-4 1278 Siskiyou Dry hill, Yreka. Comment
  HSC76754  Elymus elymoides var. californicus K. T. Stillman 1976-7-21 276 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  HSC41108  Elymus elymoides var. elymoides J. P. Smith, Steve Selva 1970-7-17 4450 Siskiyou Below Kangaroo Lake. 1890 Comment
  UC157086  Elymus glaucus Copeland 1903-9-6 3802 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC206604  Elymus glaucus subsp. glaucus E. Palmer 1892-1-1 2613 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC206609  Elymus glaucus subsp. glaucus Doris K. Kildale 1929-8-24 9105 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  CHSC86462  Elymus multisetus Jenny Marr 1993-7-1 79 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NE of Meiss Lake. 1349 Comment
  UC197115  Elymus multisetus Geo. D. Butler 1910-5-26 1412 Siskiyou Yreka Comment
  HSC92387  Elymus spicatus Jennifer Whipple 1976-7-24 1550 Siskiyou Mt. Eddy, SW of Dobkins Lake 2256 Comment
  CDA15519  Elytrigia intermedia subsp. intermedia G. F. Hrusa 1998-7-5 14687 Siskiyou Siskiyou Mountains; Bear Creek Rd. +- 1/2 mi. N of Hwy 96 and 10 mi. SW of Happy Camp. Clumping perennial on roadside. Open dry site. Comment
  SEINET6635547 Image available Epilobium angustifolium subsp. circumvagum A. A. Heller 1916-1 12434 Siskiyou near Black Butte N of Sisson 1128 Comment
  POM258622  Epilobium brachycarpum W. Bridge Cooke 1940-7-12 15341 Siskiyou Mount Shasta: along the Memorial Highway below MacBride Springs. 1524 Comment
  UC1191709  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-8-25 8286 Siskiyou w side Tule Lake Comment
  POM171587  Epilobium ciliatum subsp. ciliatum Doris K. Kildale 1928-8-18 6479 Siskiyou Near head of north fork of Salmon River at English Lake 1524 Comment
  POM248154  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1939-8-22 13881 Siskiyou Mount Shasta: along the large Wagon Camp Creek. 1738 Comment
  HSC64496  Epilobium densiflorum J. P. Smith, Steve Selva 1970-7-17 4414 Siskiyou Along Klamath River. Comment
  UC220958  Epilobium densiflorum H. E. Brown Jul 15 1897-Jul 31 1897 566 Siskiyou s side Mt. Shasta 1524 Comment
  UC873374  Epilobium glaberrimum subsp. glaberrimum Alice Eastwood 1912-7-16 1065 Siskiyou McCloud Comment
  UCR104578  Epilobium glaberrimum subsp. glaberrimum J. A. Alexander, R. D. Alexander, N. A. Alexander, A. R. Alexander 1994-7-2 125 Siskiyou Marble Mtns., Sawyer's Bar Road, at base of Snoozer Ridge, Marble Mtns. Wilderness Area 1500 Comment
  HSC82257  Epilobium hallianum Thomas W. Nelson, Jane P. Nelson 1980-7-20 6175 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  RSA264965  Epilobium hallianum G. L. Clifton 1975-7-28 s.n. Siskiyou Near Siskiyou Mountains near Seiad Valley. 1634 Comment
  HSC22193  Epilobium hornemannii subsp. hornemannii J. O. Sawyer 1969-7-24 1496 Siskiyou SW of Sugar Lake 1890 Comment
  HSC49639  Epilobium hornemannii subsp. hornemannii J. P. Smith, Steve Selva 1970-6-16 4068 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  UC20069  Epilobium hornemannii subsp. hornemannii Brewer 1417 Siskiyou Mt. Shasta Comment
  HSC92791  Epilobium hornemannii subsp. hornemannii Jennifer Whipple 1976-7-8 1336 Siskiyou N slopes of Mount Eddy 2439 Comment
  RSA183679  Epilobium lactiflorum Gilbert Muth 1965-8-11 205 Siskiyou On trail to 4 corners, Marble Valley, Marble Mountains Comment
  UCD106497  Epilobium lactiflorum Robert E. Preston 2001-7-21 1722 a Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, N slope of Rainbow Mountain. 2066 Comment
  HSC77154  Epilobium luteum L. P. Janeway 1983-9-11 679 Siskiyou Along creek edge just W of Poker Flat along the trail to Twin Valley 1524 Comment
  HSC33998  Epilobium minutum J. P. Smith 1974-5-25 7486 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  HSC49637  Epilobium minutum J. P. Smith 1973-5-5 6521 Siskiyou Scott Bar along the Scott River Comment
  UCD77627  Epilobium obcordatum Robert E. Preston 2001-7-21 1710 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, north slope of Rainbow Mountain. 2026 Comment
  SBBG25889  Epilobium oreganum D. Myrick 1966-8-8 1490 Siskiyou rd to Carter Ranch, Mountain Meadow Ranch, Big Flat 1584 Comment
  CHSC63407  Epilobium siskiyouense Vernon H. Oswald; Lowell Ahart 1994-7-11 6405 Siskiyou Gumboot Lake Rd. (40N37) just S of Forest Rd. 26 (to Mt. Shasta), W of Dunsmuir. Roadside bank. 1777 Comment
  UC873454  Epilobium siskiyouense Alice Eastwood 1912-8-30 1997 Siskiyou Mount Eddy Comment
  UC609370  Epilobium siskiyouense Eleanor Burks Hart 1938-8-20 910 Siskiyou below Red Cap (top of ridge) 2407 Comment
  JEPS128837  Epipactis gigantea Julie Kierstead Nelson with Martin Lenz 2017-10-3 2017 -054 Siskiyou Eastern Klamath Ranges, The Eddys; Parks Creek Road (County Rd. 17). Comment
  CAS-BOT-BC58019  Equisetum Doris K. Kildale 1928-7-25 5899 Siskiyou Klamath River, at Mel's Creek near Hamburg. Comment
  JEPS52498  Eremocarpus setiger Geo. D. Butler 1908-8-15 69 Siskiyou near Yreka; Butler Ranch Comment
  HSC81555  Eremogone congesta Thomas W. Nelson, Jane P. Nelson 1980-7-20 6166 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  CAS-BOT-BC168331  Eremogone congesta var. congesta A. A. Heller 1918-7-16 13031 Siskiyou Mt. Eddy, west of Sisson 2133 Comment
  HSC16948  Eriastrum sparsiflorum R. C. Wunner 1965-7-13 388 Siskiyou Lava Bed National Monument, along fire rd. around Crescent Butte-Lone Pine Flat Rd. 1479 Comment
  CAS-BOT-BC286707  Ericameria bloomeri Annetta Carter 1939-8-21 1475 Siskiyou Near crest of peak above south-east end of Taylor Lake, 12 miles southwest of Etna, Salmon Mountains 2286 Comment
  CAS-BOT-BC286710  Ericameria bloomeri Elmer I. Applegate 1914-8-26 11722 Siskiyou At Weed 1066 Comment
  SEINET193114  Ericameria bloomeri A. A. Heller 1939-7-31 15428 Siskiyou Junction of the Horse Camp and Panther Meadow roads Mount Shasta Comment
  UC894748  Ericameria bloomeri Alice Eastwood 1912-8-28 1940 Siskiyou Cantara Comment
  CAS-BOT-BC287500  Ericameria greenei A. A. Heller 1914-8-28 11727 Siskiyou Mt Eddy 1889 Comment
  CHSC105279  Ericameria nauseosa var. oreophila Lowell Ahart; John Dittes 2010-7-30 16970 Siskiyou Shasta Big Springs Lake, 2.6 miles (air) northwest of Big Springs Lake, 3.9 miles (air) southeast of Grenada, 6.3 miles (air) northwest of Dwinnel Dam. 778 Comment
  CAS-BOT-BC299473  Ericameria nauseosa var. speciosa Gilbert J. Muth 1966-8-7 503 Siskiyou Lookout trail along ridge, Marble Mts. 2057 Comment
  JEPS94845  Ericameria nauseosa var. speciosa Vernon H. Oswald and Lowell Ahart 1998-9-16 9630 Siskiyou 5 mi n of Macdoel (Butte Valley National Grassland near junction of Meiss Lake-Sams Neck Road and Highway 97); Butte Valley National Grassland 1295 Comment
  LA203186  Ericameria nauseosa var. speciosa Wm. Bridge Cooke; 1939-8-4 13802 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  UCD131490  Ericameria nauseosa var. speciosa P. B. Kennedy 1922-8-29 s.n. Siskiyou range back of Fritz Young Ranch, Scott Valley. Comment
  CAS-BOT-BC294309  Ericameria nauseosa var. speciosa W. R. Dudley 1901-8-25 s.n. Siskiyou Top of divide, Salmon to Scotts Creek, Salmon Mts. Comment
  UC415690  Ericameria parryi var. latior Wm. M. Canby, III 1897-9-7 Siskiyou Mt. Shasta Comment
  RSA238730  Erigeron aliceae Frederick W. Oettinger, R. F. Thorne 1969-8-4 1185 Siskiyou North side of Tobacco Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UC1619968  Erigeron bloomeri Barbara Ertter 1990-7-14 9323 Siskiyou ca. 4 airmiles w. Mt. Shasta City (Wagon Creek on e. side of Mt. Eddy, ridge s. & above creek); Mt. Eddy, Wagon Creek 1950 Comment
  CAS-BOT-BC294897  Erigeron cervinus Ira L. Wiggins 1955-7-27 13518 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  HSC77104  Erigeron cervinus K. T. Stillman 1976-7-31 354 Siskiyou Marble Mtn. Wilderness Area: Ridge N of jump off Comment
  HSC5560  Erigeron elegantulus R. C. Wunner 1965-7-9 375 Siskiyou Lava Beds National Monument Upper Ice Cave 1555 Comment
  CAS-BOT-BC300477  Erigeron filifolius H. M. Hall; E. B. Babcock 1903-6-1 4098 Siskiyou Sierra Nevada Mountains. Mount Shasta, Little Shasta Valley 853 Comment
  JEPS82103  Erigeron filifolius Rimo Bacigalupi, and L. Heckard, J. Weiler 1961-7-2 7984 Siskiyou along US Hwy 97 about 7 1/2 mi ne Weed 1127 Comment
  HSC19467  Erigeron glacialis var. glacialis J. O. Sawyer 1969-7-24 1488 Siskiyou NE facing seep SW of Sugar Lake 1890 Comment
  SD62054  Erigeron inornatus Darley F. Howe 1965-8-8 4122 Siskiyou South side of Little Gray Back. 1435 Comment
  UCD131990  Erigeron inornatus R. Tofsrud; J. M. Tucker 1948-8-2 1755 Siskiyou Open Yellow Pine woods, outskirts of McCloud. Comment
  CAS-BOT-BC295427  Erigeron inornatus var. calidipetris W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox Comment
  UC60966  Erigeron inornatus var. inornatus Geo. B. Grant 1902-9-3 5173 Siskiyou Mount Shasta, Sisson Comment
  UC917219  Erigeron inornatus var. inornatus R. Tofsrud and J. M. Tucker 1948-8-2 1755 Siskiyou outskirts of McCloud Comment
  UC1299252  Erigeron klamathensis Freed W. Hoffman 1950-7-13 3552 Siskiyou W Siskiyou County Baldy Mountain Comment
  CHSC67468  Erigeron petrophilus var. viscidulus James D. Jokerst 1992-7-30 3432 Siskiyou Camp above Tamarack Flat, NW of Mt. Eddy. Comment
  HSC26151  Erigeron petrophilus var. viscidulus J. P. Smith, J. O. Sawyer 1972-9-12 5776 Siskiyou Scott Mtn., slopes E of Big Carmen Lake 1982 Comment
  CAS-BOT-BC300084  Erigeron philadelphicus E. K. Balls 1949-7-9 13927 Siskiyou 3.1 miles from Etna on rd to Sawyer's Bar, southern Siskiyou County 914 Comment
  CAS-BOT-BC300089  Erigeron philadelphicus David D. Keck 1938-8-7 4849 Siskiyou 1 mi. N. of Schmitt Mill, road betw. Gazelle and Callahan. Scott Mts. 1465 Comment
  SEINET8687532 Image available Erigeron pumilus var. intermedius G. D. Butler 1910-6-3 1471 Siskiyou Quartz Valley Comment
  CAS-BOT-BC300266  Erigeron reductus var. reductus Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, Trinity Mts. 1962 Comment
  SBBG15739  Eriodictyon lobbii D. Myrick 1961-6-22 319 Siskiyou Hwy 89 near McCloud 914 Comment
  JEPS57187  Eriogonum alpinum L. R. Heckard 1967-8-13 1687 Siskiyou Mt. Eddy; near summit 2712 Comment
  UCSB16523  Eriogonum compositum Breedlove, Dennis 1962-6-11 Siskiyou 7.4 miles southwest of Scott Bar 624 Comment
  CAS-BOT-BC250064  Eriogonum compositum var. compositum John Thomas Howell 1937-7-26 13548 Siskiyou Caribou Gulch Comment
  UC55778  Eriogonum compositum var. compositum T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC250069  Eriogonum compositum var. compositum G. P. Rixford No date on label s.n. Siskiyou South side of Shaft Rock Mt., Hilt Comment
  HSC19482  Eriogonum diclinum J. O. Sawyer 1969-6-2 1008 Siskiyou Summit above Albert Lake 2256 Comment
  RSA739627  Eriogonum diclinum L. P. Janeway 2008-7-24 9479 a Siskiyou Klamath Ranges, Siskiyou Mtns, crest of the Mtn 2.1 air km NE of Condrey Mtn. 2115 Comment
  CAS-BOT-BC255702  Eriogonum douglasii var. meridionale C. L. Hitchcock; J. S. Martin 1939-7-8 5304 Siskiyou North side of Black Mt. 2072 Comment
  CHSC1323  Eriogonum elatum var. elatum V. Holt 1943-8-10 Siskiyou Marble mountains. 1828 Comment
  HSC43400  Eriogonum elatum var. elatum K. T. Stillman 1976-7-30 316 Siskiyou Marble Mtn. Wilderness Area, ridge top just N of Black Mtn. 2104 Comment
  SD53392  Eriogonum hirtellum Darley F. Howe 1962-8-4 3385 Siskiyou Baldy Mt. 1431 Comment
  CAS-BOT-BC263662  Eriogonum luteolum var. luteolum Carl B. Wolf 1927-8-26 1010 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  UC1299733  Eriogonum luteolum var. luteolum Freed W. Hoffman 1948-7-8 2564 Siskiyou 19.7 mi e on Klamath River road Happy Camp; North Coast Ranges Comment
  RSA393650  Eriogonum marifolium George B. Grant 1902-9-7 5091 Siskiyou Mt. Shasta 2439 Comment
  SBBG122852  Eriogonum marifolium B. Ertter 1990-7-16 9382 Siskiyou ca 2 mi E of Parks Crk trailhead (crest of Rd 17), along ridge, NW side of Mt Eddy, ca 8 air-mi SW of Weed 2316 Comment
  SD53332  Eriogonum marifolium D. F. Howe 1962-8-6 3404 Siskiyou Mt. Shasta 2438 Comment
  SDSU6757  Eriogonum marifolium D. F. Howe 1962-8-6 3406 Siskiyou Mt Shasta, Shasta National Forest. 2438 Comment
  UC6357  Eriogonum marifolium Wm. H. Brewer 1862-9-13 1396 Siskiyou Mt. Shasta 2133 Comment
  CAS-BOT-BC263189  Eriogonum marifolium var. cupulatum A. A. Heller 1914-8-28 11741 Siskiyou East side of Mt. Eddy 2194 Comment
  CAS-BOT-BC263184  Eriogonum marifolium var. cupulatum John Thomas Howell 1934-7-4 12395 Siskiyou Se. corner of Siskiyou Co. Comment
  RSA800279  Eriogonum marifolium var. marifolium Rebecca Wenk 2008-7-23 904 Siskiyou Southwest side of Mount Shasta, trail from Bunny Flat to Sierra Club Cabin above Avalanche Gulch. 2119 Comment
  CAS-BOT-BC94474  Eriogonum nudum R. C. Wenk 2005-7-19 342 Siskiyou Along Pacific Crest Trail, between Deadfall Lakes and pass below Mt. Eddy 2407 Comment
  LA206876  Eriogonum nudum var. nudum Louis C. Wheeler; 1934-6-19 2738 Siskiyou Siskiyou Mountains, N Hungry Creek 1097 Comment
  UCR37584  Eriogonum nudum var. nudum L. P. Janeway 1983-8-7 516 Siskiyou Peak '5148' East of Preston Peak 1555 Comment
  CAS-BOT-BC261676  Eriogonum nudum var. nudum Milo S. Baker 1926-7-17 63 -'26 Siskiyou Summit S. Fork Mt. 5 mi. N. of Highway Comment
  HSC43401  Eriogonum nudum var. nudum K. T. Stillman 1976-7-14 241 Siskiyou Marble Mtn. Wilderness Area, E ridge down to Elk Valley 2073 Comment
  SD23783  Eriogonum nudum var. nudum Wm. Bridge Cooke 1938-6-17 11037 Siskiyou Mt. Shasta 1372 Comment
  SD133754  Eriogonum nudum var. pubiflorum L. R. Heckard, I. T. Chuang 1968-7-2 1969 Siskiyou Along U.S. Highway 97, 6 miles north of Weed 1219 Comment
  RSA75631  Eriogonum nudum var. pubiflorum Albert M. Vollmer, L. Beane 1951-6-2 44 Siskiyou Klamath River Hwy, between US 99 and Gottville. Comment
  JEPS81652  Eriogonum ovalifolium var. purpureum L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2307 Siskiyou along road to Hoffman Mill 1.2 mi from U.S. 97 ((about 3 mi ne of Little Deer-The Whaleback Quad.)) 1569 Comment
  UC1553367  Eriogonum pyrolifolium W. J. Ferlatte 1988-8-27 2119 Siskiyou 1 mi s Gray Butte (ne side of Coyote Butte); Shasta Quad., Coyote Butte 2072 Comment
  CAS-BOT-BC252963  Eriogonum pyrolifolium var. pyrolifolium Alice Eastwood 1912-9-1 2075 Siskiyou Mount Shasta Comment
  CAS-BOT-BC252965  Eriogonum pyrolifolium var. pyrolifolium Alice Eastwood 1921-7-29 10960 Siskiyou Little Mt. Hoffmann Comment
  UCD100863  Eriogonum pyrolifolium var. pyrolifolium Jack Major 1961-7-14 650 Siskiyou ridge above Mud Creek, Mount Shasta. 2316 Comment
  RSA202123  Eriogonum pyrolifolium var. pyrolifolium C. F. Lagace 1966-8-24 s.n. Siskiyou Mount Shasta Ski Lodge. 2409 Comment
  RSA126712  Eriogonum sphaerocephalum Peter H. Raven 1956-9-4 10403 Siskiyou Rocky slope, south side of Mount Eddy. 2561 Comment
  RSA17458  Eriogonum sphaerocephalum Elmer I. Applegate 1935-6-5 9339 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  CAS-BOT-BC262727  Eriogonum sphaerocephalum var. halimioides Noel H. Holmgren; James L. Reveal 1966-6-9 2681 Siskiyou US 97, 5.5 miles south of Macdoel, 35 miles north of Weed 1341 Comment
  CAS-BOT-BC262732  Eriogonum sphaerocephalum var. halimioides Noel H. Holmgren; James L. Reveal 1966-6-9 2681 Siskiyou US 97, 5.5 miles south of Macdoel, 35 miles north of Weed 1341 Comment
  SEINET5331617  Eriogonum sphaerocephalum var. halimioides G. Butler 1910-5-27 1428 Siskiyou Near Yreka. Comment
  CAS-BOT-BC262763  Eriogonum strictum var. anserinum Geo. D. Butler 1910-5-27 1417 Siskiyou Yreka hills Comment
  CAS-BOT-BC262765  Eriogonum strictum var. anserinum Wayne Roderick 1967-7-28 s.n. Siskiyou West side of Scott Valley, half way between Etna and Fort Jones 914 Comment
  CHSC71593  Eriogonum strictum var. greenei Vernon H. Oswald; Lowell Ahart 1998-8-3 9407 Siskiyou USFS 41N03 0.2 mi east of its junction with Gazelle-Callahan Rd. 11.5 mi west of Gazelle. Roadside. 1524 Comment
  CAS-BOT-BC263397  Eriogonum strictum var. proliferum Alice Eastwood 1912-8-30 2008 Siskiyou Mount Eddy Comment
  HSC43451  Eriogonum strictum var. proliferum Jennifer Whipple 1976-7-24 1551 Siskiyou Mt. Eddy, SW of Dobkins Lake 2256 Comment
  JEPS56424  Eriogonum strictum var. proliferum W. L. Jepson 1907-7-25 2961 Siskiyou Patterson Creek bed Scott Valley Comment
  HSC71010  Eriogonum ternatum S. A. Harris 1981-7-31 606 Siskiyou Steep gravel slope 1402 Comment
  UC1483469  Eriogonum ternatum Maralyn A. Renner 1980-8-7 2431 Siskiyou ridge s Preston Peak; Klamath National Forest, Preston Peak Quad. 1950 Comment
  CAS-BOT-BC267950  Eriogonum umbellatum Elmer I. Applegate 1935-6-11 9503 Siskiyou Upper Ice Cave area, Lava Beds National Monument Comment
  HSC62449  Eriogonum umbellatum Ruby Van Deventer 1939-7-19 Siskiyou Twin Valley Comment
  CAS-BOT-BC267988  Eriogonum umbellatum var. argus Doris K. Kildale 1929-8-24 9037 Siskiyou Rattlesnake Meadow, trail to Preston Peak 1676 Comment
  CAS-BOT-BC267996  Eriogonum umbellatum var. argus Edward Lee 1934-8-14 1103 Siskiyou Little Grayback, Siskiyou-Del Norte County line 1868 Comment
  RSA0033767  Eriogonum umbellatum var. goodmanii Barbara Ertter 1990-7-14 9312 Siskiyou E side Mt. Eddy ca. 4 airmiles due W of Mt. Shasta City, at streamlet near end of FR 41N53 ca. 1 mi. N of Morgan Meadows. 1676 Comment
  CAS-BOT-BC268150  Eriogonum umbellatum var. humistratum A. A. Heller 1914-8-28 s.n. Siskiyou Mt. Eddy 2346 Comment
  SJSU6269  Eriogonum umbellatum var. nevadense R. W. Trivelpiece 1971-8-18 70 Siskiyou by Fourth of July Gulch, 2.5 mi N of Cecilville on S Fork Salmon R, Salmon River Mts 1371 Comment
  OBI76912  Eriogonum vimineum Anthony Baniaga 2011-7-8 431 Siskiyou Klamath Natl Forest. Along Salmon river, on hwy 93 694 Comment
  RSA622148  Eriogonum vimineum James L. Reveal, Coroline G. Reveal 1974-8-17 3796 Siskiyou Along California Highway 3, 4.5 mi. east of Callahan and 2.5 southeast of the junction with the county road to Gazeele 1372 Comment
  HSC41057  Eriophorum crinigerum J. O. Sawyer 1969-7-10 1041 Siskiyou Above Lipstick Lake 1829 Comment
  POM116867  Eriophorum crinigerum Geo D. Butler 1910-7-9 1703 Siskiyou Log Lake, Shackleford Creek. 1220 Comment
  RSA597969  Eriophorum crinigerum L. C. Wheeler 1963-8-30 8308 Siskiyou Siskiyou Mountains. Clear Creek falls at Preston Creek. 792 Comment
  UC1112260  Eriophorum crinigerum Rimo C. Bacigalupi with Galen Smith 1957-6-26 5953 Siskiyou ca. 6 mi. due s. Mt. Eddy (head of S. Fork of Sacramento R., w. side Gumboot Lake); Gumboot Lake 1859 Comment
  SBBG8171  Eriophyllum lanatum H. and M. Dearing 1939-7-1 3784 Siskiyou Salmon Mtn 1828 Comment
  CAS-BOT-BC301107  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-20 12479 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1524 Comment
  CAS-BOT-BC301131  Eriophyllum lanatum var. achilleoides A. M. Vollmer; L. Beane 1951-6-2 40 Siskiyou Klamath River Highway, betw. U.S. 99 & Gottville Comment
  UCD77681  Eriophyllum lanatum var. achilleoides Robert E. Preston 2002-7-14 1938 Siskiyou Klamath National Forest, N slope of Rainbow Mountain 1877 Comment
  CAS-BOT-BC301110  Eriophyllum lanatum var. achilleoides A. A. Heller 1938-7-12 15257 a Siskiyou Near the west base of Deer Mountain on U. S. Highway #97 Comment
  CAS-BOT-BC301713  Eriophyllum lanatum var. lanceolatum Marion Ownbey; Fred G. Meyer 1940-7-4 2174 Siskiyou Siskiyou Mountains, north-west of Hornbrook Comment
  CAS-BOT-BC301715  Eriophyllum lanatum var. lanceolatum J. M. Tucker; L. K. Mann 1963-8-18 3763 Siskiyou Between Marble and southwest ridge of Black Mountain, Marble Mountain Wilderness Area 2103 Comment
  CAS-BOT-BC301724  Eriophyllum lanatum var. lanceolatum C. R. Quick 1950-6-21 50 -03 Siskiyou Paul's Gulch, lateral drainage S of Hungry Creek Comment
  HSC76696  Eriophyllum lanatum var. lanceolatum K. T. Stillman 1976-8-7 202 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  RSA78806  Eriophyllum lanatum var. lanceolatum P. A. Munz 1952-7-3 17920 Siskiyou Ft. Goff Public Camp, Klamath River 366 Comment
  SBBG8170  Eriophyllum lanatum var. lanceolatum H. and M. Dearing 1939-6-3 3534 Siskiyou near Scott Bar Comment
  HSC36770  Erodium cicutarium J. P. Smith 1974-5-25 7400 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  HSC41062  Erysimum perenne J. O. Sawyer 1969-7-2 1006 Siskiyou Ridge S of Taylor Lake 2256 Comment
  JEPS74431  Erysimum perenne W. J. Ferlatte 1966-6-23 119 Siskiyou Dorleska summit Trinity Alps 2133 Comment
  SEINET14375314  Erythranthe primuloides D. Paraker, W. Roderick 1967-7-25 s.n. Siskiyou Scott Mountain, Cabin Meadow. 1829 Comment
  CHSC71505  Erythranthe pulsiferae Vernon H. Oswald; Lowell Ahart 1998-7-21 9361 Siskiyou Northeast of Weed, east of Grass Lake, and west of Bray on Old State Highway 0.8 mi east of Tennant Rd. 1417 Comment
  RSA215588  Erythronium grandiflorum subsp. grandiflorum Gilbert Muth 1969-8-8 1286 Siskiyou Gap Meadow, Boulder Peak Ridge. 2287 Comment
  HSC67576  Eschscholzia californica J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-4 5726 Siskiyou Rd. 8, 3.5 mi. from junction with French Creek Rd. 915 Comment
  UC1114142  Eschscholzia californica Gene B. Newcomb and H. G. Baker 1959-3-28 229 Siskiyou w side of Hwy 99 just opposite Noltas Airport (just s of Walker Creek, on State Hwy gravel pile) 1219 Comment
  JEPS74516  Eucephalus ledophyllus W. J. Ferlatte 1966-8-3 298 Siskiyou Yellow Rose Mine Trinity Alps 1981 Comment
  HSC22122  Eucephalus ledophyllus var. ledophyllus J. O. Sawyer 1969-8-18 1981 Siskiyou Above South Sugar Creek 2134 Comment
  HSC41059  Eucephalus ledophyllus var. ledophyllus J. O. Sawyer 1969-8-18 1981 Siskiyou S of South Sugar Lake 2073 Comment
  HSC69202  Eucephalus ledophyllus var. ledophyllus Maralyn A. Renner 1980-9-1 2686 Siskiyou Bear Mtn. 1936 Comment
  CAS-BOT-BC310481  Eucephalus tomentellus Alice Eastwood 1912-8-30 1984 Siskiyou Mount Eddy Comment
  HSC42938  Euonymus occidentalis J. O. Sawyer, Ken Stillman 1976-7-1 2772 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  CDA35309  Euphorbia spathulata J. M. DiTomaso 2002-5-17 s.n. Siskiyou 8 miles northeast of Montague. On York Road, 300 meters east of intersection with Mulloy Road. 0 Comment
  HSC76770  Festuca idahoensis K. T. Stillman 1976-8-7 374 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  UCD66385  Festuca idahoensis Mr. Roseman 1913-1 24 Siskiyou Butte Valley. Comment
  UC1190231  Festuca occidentalis Ira L. Wiggins 1955-7-24 13498 Siskiyou ridge between upper reaches of China Creek and Blind Horse Creek Comment
  HSC82221  Festuca pratensis Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4541 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  CAS-BOT-BC278639  Festuca subulata A. A. Heller 1916-7-20 12466 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  RSA239111  Festuca subulata Frederick W. Oettinger 1968-9-6 726 Siskiyou Southeast of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UC1265442  Festuca subulata Frederick W. Oettinger 1969-9-4 1629 Siskiyou e side Hancock Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  CHSC99977  Festuca viridula L. P. Janeway 2008-7-26 9510 Siskiyou Klamath Ranges. Between Castle Crags, Trinity Mountains, and The Eddys; about 200 m west-southeast of Heart Lake and about 0.8 km south of Castle Lake. 1922 Comment
  CAS-BOT-BC60013  Frangula purshiana H. A. Thomas; J. H. Thomas 1954-7-22 4452 Siskiyou Salmon - Trinity Mts. about 6 mi. se. of Cecilville. Between Rush and Big Bend Creeks, 0.25-0.5 mi. n. of S. Fork of 975 Comment
  HSC100193  Frangula purshiana J. P. Smith, & J. O. Sawyer 2011-9-5 13416 Siskiyou Along Yreka-Walker Road (County Road 7J001). 953 Comment
  HSC27624  Frangula purshiana Carl W. Mize 1972-7-22 101 Siskiyou 884 Comment
  SEINET8584493  Frasera albicaulis var. nitida L. C. Wheeler 1934-6-21 2742 Siskiyou Siskiyou Mountains, West Fork Cottonwood Creek. 1372 Comment
  HSC36976  Fritillaria atropurpurea J. P. Smith 1974-5-26 7580 Siskiyou Along FS Rd. 47N03, 1/4 mi. NE of Chandler Glade 1768 Comment
  JEPS116627  Fritillaria atropurpurea J. K. Nelson with Rhonda Posey, Mary Ellen Colberg, Twyla Miller 2006-5-19 2006 -11 Siskiyou North side of Mt. Shasta south of Hwy 97; Hotlum Fire area burned in Feb 2006 1100 Comment
  UC375207  Fritillaria atropurpurea Geo. D. Butler 1909-4-27 689 Siskiyou Quartz Valley Comment
  UC618661  Fritillaria atropurpurea W. Bridge Cooke 1938-7-1 11155 Siskiyou below Wagon Camp; Mount Shasta 1706 Comment
  RSA237920  Fritillaria atropurpurea Frederick W. Oettinger 1969-7-9 943 Siskiyou NW of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  RSA256590  Fritillaria pudica J. P. Smith 1974-5-26 7581 Siskiyou Along Forest Service road 47N03, 1.4 mile northeast of Chandler Glade 1768 Comment
  UC1005601  Fritillaria pudica Frank W. Gould 1940-5-14 1244 Siskiyou Goosenest Mountain, Bull Meadow Bull Meadow; Goosenest Mountain, Bull Meadow 1524 Comment
  POM367630  Galium M. B. Dunkle 1945-7-22 9243 Siskiyou Marble Mtns. Klamath National Forest. Comment
  POM367777  Galium aparine M. B. Dunkle 1944-6-25 9016 Siskiyou Siskiyou National Forest. 1677 Comment
  UC618908  Galium bifolium W. Bridge Cooke 1938-7-1 11146 Siskiyou below Wagon Camp (near creeks); Mount Shasta Comment
  CHSC32939  Galium bolanderi J. P. Smith; Steve Selva 1970-7-28 4531 Siskiyou South Fork of Sacramento River. 1127 Comment
  HSC43063  Galium bolanderi Ken Stillman 1976-8-31 452 Siskiyou E and N sides of Williams Point 366 Comment
  UC585122  Galium bolanderi E. B. Babcock and G. L. Stebbins Jr. 1936-6-13 1989 Siskiyou e and ne slope of spur of ridge above Sulloway Creek (about 1 1/2 mi w); Rainbow Ridge 1180 Comment
  HSC68987  Galium glabrescens Maralyn A. Renner 1980-7-28 2159 Siskiyou Above Pacific Crest Trail, near ridge 1799 Comment
  JEPS125865  Galium porrigens var. porrigens Dean W. Taylor 1996-7-10 15771 Siskiyou Head of Facey Gulch on Hayden Ridge; easterly watershed divide of Scott Valley, about 10 air miles E of Etna Comment
  UCSB17420  Galium serpenticum subsp. scotticum Hardham, Clare 1961-7-3 Siskiyou treeline, Scott River, southwest of Calahan Comment
  UC163751  Galium trifidum Geo. D. Butler 1910-7-9 1691 Siskiyou Shackleford Creek 1219 Comment
  POM60036  Galium trifidum Copeland 1903-8-13 3888 Siskiyou Sisson. [old name for Mount Shasta] Comment
  HSC19185  Galium triflorum J. O. Sawyer 1968-7-23 584 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  HSC44379  Galium triflorum Maralyn O'Meara 1973-6-25 236 Siskiyou Music Creek 1463 Comment
  HSC19066  Galium triflorum J. O. Sawyer 1969-7-26 1587 Siskiyou Along Sugar Creek 1707 Comment
  POM358717  Gamochaeta ustulata Edwin Kline 1920-7-19 s.n. Siskiyou Siskiyou Mts. Comment
  CAS-BOT-BC182158  Garrya fremontii 1934-6-22 2764 Siskiyou Cottonwood Creek. Klamath [National] Forest 1066 Comment
  UCD117442  Gaultheria ovatifolia J. M. Tucker; D. V. Hemphill 1974-7-27 4301 Siskiyou South side of Monument Lake, Marble Mountain Wilderness Area. 1798 Comment
  SEINET3150045  Gayophytum diffusum G. D. Butler 1910-7-3 1630 Siskiyou Goosenest foothills 1219 Comment
  HSC61497  Gayophytum diffusum subsp. parviflorum Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  UC164084  Gayophytum heterozygum Geo. D. Butler 1910-7-3 1630 Siskiyou Goosenest foothills 1219 Comment
  RSA34387  Gayophytum heterozygum W. Bridge Cooke 1947-8-9 17789 Siskiyou Around Horse Camp, Mount Shasta. 2439 Comment
  JEPS80608  Gentiana calycosa Gilbert Muth 1965-8-6 175 Siskiyou trail behind Black Mountain; Marble Mt. Wilderness Area 1975 Comment
  JEPS83888  Gentiana calycosa Wayne Roderick Sep 1978 Siskiyou vicinity Cook and Green Pass (along trail to Lily Pad Lake); Siskiyou Mts. 1706 Comment
  UC878459  Gentiana calycosa John Thomas Howell 1939-8-8 15145 Siskiyou Black Mt. Marble Mts. Comment
  UC1483482  Gentiana newberryi Maralyn A. Renner 1980-8-19 2483 Siskiyou s side Caribou Lake; Klamath National Forest, Coffee Creek Quad. 2103 Comment
  UCD121461  Gentiana newberryi Joseph M. DiTomaso 1976-9-8 688 Siskiyou Sawtooth Ridge Trail above Upper Caribou. 2209 Comment
  HSC96302  Gentiana newberryi var. newberryi Gordon Leppig 1998-8-14 1012 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  CAS-BOT-BC217414  Gentiana plurisetosa C. C. Harris; S. K. Harris 1939-8-29 976 Siskiyou Half Moon Meadow, Marble Mountain Primitive Area 1670 Comment
  POM76338  Gentiana plurisetosa Geo. D. Butler 1910-7-9 1709 Siskiyou Shackleford Creek. 1220 Comment
  SEINET8586142  Gentiana plurisetosa G. D. Butler 1910-7-9 1709 Siskiyou Shackleford Creek. 1220 Comment
  UC1024067  Gentianella amarella subsp. acuta Dorothy Parker 1953-9-18 607 Siskiyou near Cory Peak (along the banks of Cabin Meadow Creek); Siskiyou Mountains, Cabin Meadow Creek 1828 Comment
  UC1024068  Gentianopsis simplex Dorothy Parker 1953-9-18 609 Siskiyou meadow above Cabin Meadow Creek near Cory Peak; Siskiyou Mts. 1920 Comment
  CAS-BOT-BC143593  Geum triflorum C. L. Hitchcock; J. S. Martin 1939-7-9 5326 Siskiyou 1/2 mile southeast of King's Castle; Marble Mts. 1828 Comment
  CAS-BOT-BC143595  Geum triflorum Elmer I. Applegate 1935-6-2 9280 Siskiyou Indian Well, Lava Beds National Monument Comment
  HSC27596  Gilia capitata Carl W. Mize 1972-6-21 61 Siskiyou 0.25 mi. from main rd. 274 Comment
  JEPS25651  Gilia capitata subsp. capitata Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7293 Siskiyou at Poker Flat 1536 Comment
  HSC44647  Githopsis specularioides J. P. Smith, Steve Selva 1970-6-16 4019 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek 1159 Comment
  JEPS93898  Glyceria borealis Vernon H. Oswald and Lowell Ahart 1998-7-21 9352 Siskiyou ne of Weed and s of Macdoel (along Old State Highway on w side of Bray); Bray, Old State Highway 1417 Comment
  HSC22139  Glyceria elata J. O. Sawyer 1968-7-10 494 Siskiyou 1768 Comment
  HSC89802  Glyceria elata D. K. Imper 1987-7-21 Siskiyou Marble Mtn. Wilderness, 8 mi. E of Somes Bar 1372 Comment
  UCD85119  Glyceria elata A. A. Heller 1916-7-20 12465 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1158 Comment
  POM229180  Glyceria striata L. C. Wheeler 1935-7-24 3693 Siskiyou Jaynes Canyon. Siskiyou Mtns. 1950 Comment
  SEINET10790893  Glyceria striata Lawrence P. Janeway 1983-9-11 Janeway 684 Siskiyou Preston Peak quad (15') T18N, R6E, SW1/4 of sec. 20. Siskiyou Mountains; at Poker Flat, a meadow in a fir forest. On wet edge of a dry "island in middle of the lower wet part of the meadow. 1524 Comment
  CAS-BOT-BC302670  Gnaphalium palustre Doris K. Kildale 1928-7-25 5896 Siskiyou Klamath River at Mack's Creek near Hamburg Comment
  CDA6064  Gnaphalium stramineum T. C. Fuller 1962-8-3 9502 Siskiyou Siskiyou Mountains; 200 yards up Raggedass Gulch, east of Beaver Creek, 5 miles north of the Klamath River. 0 Comment
  POM215865  Gratiola ebracteata Louis C. Wheeler 1935-6-13 3570 Siskiyou Greenview, Scott Valley. 884 Comment
  UC202446  Grindelia hirsutula A. A. Heller 1917-9-7 12979 Siskiyou 10 mi s Gazelle (Shasta Valley); ; Shasta valley S of Gazelle, Siskiyou Co. 914 Comment
  CAS-BOT-BC123669  Grindelia nana var. nana Amos Arthur Heller 1917-9-7 12979 Siskiyou Shasta valley, ten miles S of Gazelle 914 Comment
  CAS-BOT-BC388472  Gypsophila paniculata T. C. Fuller 1963-8-27 11160 Siskiyou N. limits of Macdoel Comment
  CAS-BOT-BC94407  Hackelia bella R. C. Wenk 2005-7-15 209 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass between Yellow Rose 2133 Comment
  SD46642  Hackelia californica E. K. Balls, L. W. Lenz 1956-6-18 21800 Siskiyou 5.0 miles west of McCloud, State Highway 89. 1340 Comment
  HSC25411  Hackelia micrantha J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5692 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  HSC78208  Hackelia micrantha L. P. Janeway 1983-7-31 470 Siskiyou Poker Flat, upper portion of meadow. 1524 Comment
  UC1408781  Hackelia micrantha Frederick W. Oettinger 1968-9-2 667 Siskiyou at base of cliffs sw of Upper English Lake (High Lake Basins in the Vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1874 Comment
  HSC44487  Hastingsia alba K. Irwin 1977-5-22 387 Siskiyou On South Fork Salmon River Rd., 4 mi. E of Cecilville Comment
  HSC44849  Hastingsia alba J. P. Smith, Steve Selva 1970-6-15 3988 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  HSC559  Hastingsia alba William J. Ferlatte 1966-7-7 203 Siskiyou Caribou Basin 1982 Comment
  UC1190143  Hastingsia alba Ira L. Wiggins 1955-7-27 13532 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area, Caribou Lake 2042 Comment
  UC30106  Hastingsia alba Harley P. Chandler June 1901 1616 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  UC796499  Hastingsia alba Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11730 Siskiyou French Creek Logging Road w Callahan; w of Callahan 1066 Comment
  CAS-BOT-BC504602  Hastingsia alba J. W. Tilden 1946-6-16 s.n. Siskiyou South of Yreka Comment
  CAS-BOT-BC504621  Hastingsia alba L. E. Smith 1913-7-12 482 Siskiyou Mt. Eddy Comment
  RSA120206  Hastingsia alba S. S. Tillett 1956-7-9 675 Siskiyou N side Scott Mtn divide, headwaters of Mule Creek, Siskiyou Trinity line, 8 miles SE of Callahan. 1616 Comment
  CAS-BOT-BC302458  Hazardia whitneyi var. discoidea Annie M. Alexander; Louise Kellogg 1949-7-29 5899 Siskiyou Trail to Hidden Lake, above Sky High Lake. Sky High Valley, Marble Mountains 1767 Comment
  CDA6183  Hazardia whitneyi var. discoidea T. C. Fuller, Don Shaw 1974-9-24 20032 Siskiyou Pacific Crest Trail, summit of the Siskiyou Mountains, east of White Mountain. 0 Comment
  LA203710  Hazardia whitneyi var. discoidea Louis Wheeler; 1934-8-5 3045 Siskiyou Siskiyou Mountains, Condrey Mt 2163 Comment
  CAS-BOT-BC306352  Helenium L. E. Smith 1913-8-30 532 Siskiyou Mount Eddy Comment
  HSC29088  Helenium bigelovii Frederick W. Oettinger 1968-8-12 492 Siskiyou Salmon Mountains, Tobacco Lake Trail 1890 Comment
  HSC69358  Helenium bigelovii Maralyn A. Renner 1980-8-21 2581 Siskiyou Kidd Creek 2043 Comment
  CAS-BOT-BC306754  Helenium bigelovii Ira L. Wiggins 1955-7-26 13510 Siskiyou Banks of S Fork of Salmon R just above mouth of Blind Horse Creek 886 Comment
  RSA298337  Helenium bigelovii J. P. Smith, Steve Selva 1970-7-16 4410 Siskiyou Beaver Creek Campground 823 Comment
  HSC82585  Helianthella californica Thomas W. Nelson, Jane P. Nelson 1979-5-26 4710 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  UC1619967  Helianthella californica subsp. shastensis Barbara Ertter 1990-7-14 9324 Siskiyou 4 air mi w of Mount Shasta City (Wagon Creek on e side of Mount Eddy); Mount Eddy, Wagon Creek 1950 Comment
  CAS-BOT-BC313447  Hemizonella minima Elmer I. Applegate 1935-6-8 9418 Siskiyou Bear Paw Caves, Lava Beds National Monument Comment
  OBI7194  Hesperocyparis bakeri Carl B. Wolf 1944-10-29 11478 Siskiyou NW side Goose Nest Mt, about 1 mi due S of Old Smith sawmill on Montague to Mt. Hebron rd 1676 Comment
  SD43482  Hesperocyparis bakeri Carl B. Wolf 1944-10-30 11481 Siskiyou Modoc Lava Beds, 1 mile northeast of Timbered Crater on Old Stage Road from Dana to Little Hot Springs Valley 1220 Comment
  UC642530  Hesperolinon micranthum W. B. Cooke 1939-7-14 13686 Siskiyou Sisson Southern Trail Mount Shasta 1371 Comment
  POM67794  Heterocodon rariflorum Geo. D. Butler 1910-7-8 1662 Siskiyou Shackleford Creek. 1220 Comment
  JEPS31851  Heterotheca villosa var. minor Geo. D. Butler 1908-8-8 338 Siskiyou Marble Valley 1676 Comment
  CAS-BOT-BC312302  Heterotheca villosa var. minor Gilbert Muth 1965-7-28 311 Siskiyou Ridge near Marble Mt. Lookout Comment
  CHSC99993  Heuchera merriamii L. P. Janeway 2008-7-26 9507 Siskiyou Klamath Ranges. Between Castle Crags, Trinity Mountains, and The Eddys; about 200 m west-southwest of Heart Lake and about 0.8 km south of Castle Lake. 1901 Comment
  UC609371  Heuchera merriamii Eleanor Burks 1938-8-21 918 Siskiyou Upper Wright Lake 2225 Comment
  HSC59101  Heuchera micrantha Clark L. Miller 1979-4-28 1108 Siskiyou 10 mi. SE along Salmon River Comment
  UC705879  Heuchera micrantha var. diversifolia Marion Ownbey, Fred G. Meyer 1940-7-4 2175 Siskiyou nw of Hornbrook; Siskiyou Mts Comment
  RSA0066095  Heuchera micrantha var. diversifolia M. B. Dunkle 1944-6-25 9014 Siskiyou Siskiyou National Forest. 1677 Comment
  RSA0062937  Heuchera micrantha var. micrantha Albert M. Vollmer, L. Beane 1951-6-2 50 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway. Comment
  NY186042  Heuchera pringlei C. G. Pringle 1881-8-14 s.n. Siskiyou Castle Lake 1828.8 Comment
  UCR66568  Heuchera rubescens L. C. Wheeler 1934-8-2 3012 Siskiyou Siskiyou Mtns, Head of Jaynes Canyon 2043 Comment
  CAS-BOT-BC319677  Hieracium albiflorum Edward Lee 1934-8-13 1088 Siskiyou Watershed of West Branch of Indian Creek, Happy Camp to Waldo (Oregon) Road, Klamath National Forest 1463 Comment
  UC618643  Hieracium albiflorum unknown 1938-7-15 11169 Siskiyou Bear Springs Mount Shasta, Bear Springs Comment
  RSA608270  Hieracium greenei L. C. Wheeler 1935-7-23 3687 Siskiyou Miller Glade, Siskiyou Mountains. 1829 Comment
  UC337088  Hieracium horridum unknown 1888-9-12 Siskiyou side Mt. Shasta Comment
  CAS-BOT-BC94812  Hieracium scouleri R. C. Wenk 2006-9-2 556 Siskiyou Trail to Caribou Lakes from Big Flat Meadow, above Big Conrad Gulch 1950 Comment
  HSC29196  Hieracium scouleri Frederick W. Oettinger 1969-8-9 1257 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: Tom's Lake Basin 1890 Comment
  OBI49175  Hieracium scouleri Lewis S. Rose 1937-1-25 37590 Siskiyou S slope of Mt Shasta 1768 Comment
  CAS-BOT-BC320108  Hieracium triste Annie M. Alexander; Louise Kellogg 1949-7-29 5896 Siskiyou Near Hidden Lake, above Sky High Lake, Sky High Valley, Marble Mountains 1767 Comment
  HSC23604  Holodiscus discolor J. O. Sawyer 1970-7-15 2351 Siskiyou Above Bear Lake 1585 Comment
  HSC31802  Holodiscus discolor Steve Selva, Roger Jensen 1974-8-16 2 Siskiyou N facing slopes above Sugar Lake Comment
  UCSB40246  Holodiscus discolor var. microphyllus McMinn, Howard 1931-6-27 Siskiyou Shasta City Comment
  CAS-BOT-BC150133  Holodiscus microphyllus var. glabrescens John Thomas Howell 1937-7-29 13654 Siskiyou Scott Mt. between Trinity and Siskiyou counties Comment
  CAS-BOT-BC150135  Holodiscus microphyllus var. glabrescens Elmer I. Applegate 1923-8-18 3873 Siskiyou Crest of Redshale Mountain, east side of Medicine Lake Comment
  CHSC71295  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald; Lowell Ahart 1998-6-11 9201 Siskiyou Dry Lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. Meadow. 1402 Comment
  UCD98179  Holosteum umbellatum subsp. umbellatum John Thomas Howell 1964-5-11 40699 Siskiyou Grenada. 822 Comment
  HSC86565  Hordeum brachyantherum D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar, vicinity of Haypress Meadows 1372 Comment
  HSC92533  Hordeum brachyantherum Jennifer Whipple 1976-7-24 1539 Siskiyou Dale Creek drainage on the N face of Mount Eddy 2195 Comment
  JEPS80525  Hordeum brachyantherum subsp. brachyantherum Gilbert Muth 1966-7-17 410 Siskiyou Marble Mountain Wilderness Area near Lookout; Marble Mountain Wilderness Area 2057 Comment
  CHSC91235  Hordeum marinum subsp. gussoneanum Lowell Ahart; John Dittes 2005-6-9 12000 Siskiyou Meadow area along a small drainage, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  NY436002  Horkelia brownii H. E. Brown 1897-7-15 530 Siskiyou South side Mt. Shasta. 1524.0 Comment
  SEINET6755777  Horkelia daucifolia G. D. Butler 1910-5-4 1272 Siskiyou Dry hill near Yreka. Comment
  HSC46217  Horkelia daucifolia var. daucifolia Jennifer Whipple 1978-6-5 2325 Siskiyou Weston Gulch in Scott Valley 854 Comment
  CAS-BOT-BC514290  Horkelia fusca var. pseudocapitata A. A. Heller 1938-7-12 15258 Siskiyou Near the summit of Deer Mountain on US Hwy 97 1767 Comment
  CAS-BOT-BC144006  Horkelia hendersonii Roger Raiche 1986-7-19 60435 Siskiyou Road to Alex Hole (Condrey Mt.), Dry Lake 2057 Comment
  JEPS69758  Horkelia tridentata W. B. and V. G. Cooke 1972-7-6 45457 Siskiyou along Mud Creek Dam Road Mt. Shasta 10 Comment
  HSC45034  Horkelia tridentata var. flavescens J. O. Sawyer, E. Cope 1977-6-18 2926 Siskiyou Along Cedar Creek Trail between Ten Mile Creek and Bear Pen Creek. 610 Comment
  CAS-BOT-BC539433  Horkelia tridentata var. tridentata Alice Eastwood 1912-7-15 1062 Siskiyou McCloud Comment
  CAS-BOT-BC539435  Horkelia tridentata var. tridentata Louis C. Wheeler 1934-6-29 2821 Siskiyou Beaver Creek, Siskiyou Mountains, Mt. Diablo Mer. 1341 Comment
  CHSC91363  Hornungia procumbens Lowell Ahart; John Dittes 2005-6-10 12057 Siskiyou Near the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  CAS-BOT-BC201123  Hosackia crassifolia Alice Eastwood 1912-7-15 111 Siskiyou Mc Cloud [McCloud] Comment
  CAS-BOT-BC201125  Hosackia crassifolia Jessie P. Rose 1905-7-1 157 Siskiyou North side of Ashland Butte, Siskiyou Mts. 1828 Comment
  CHSC882  Hosackia oblongifolia var. oblongifolia V. Holt 1937-5-8 Siskiyou Below Dunsmuir. 609 Comment
  HSC30481  Hosackia pinnata Frederick W. Oettinger 1969-8-12 1342 Siskiyou Abbott's lower Cabin 1189 Comment
  CAS-BOT-BC312572  Hulsea nana R. H. Bohmannson 1926-7-1 s.n. Siskiyou Mt. Shasta Comment
  CHSC9500  Hydrophyllum occidentale J. F. Goodwin 1971-7-3 145 Siskiyou Southeast side of Castle Lake, 0.5 mi. south of Lookout Trail on east side of trail. 9.2 mi. sw of Mt. Shasta City. 1706 Comment
  HSC61785  Hydrophyllum occidentale Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  SEINET3156128  Hydrophyllum occidentale G. D. Butler 1910-7-9 1720 Siskiyou Marble Mountain 1676 Comment
  CAS-BOT-BC312852  Hymenoxys lemmonii Brandegee No date on label s.n. Siskiyou Montague Comment
  RSA105441  Hypericum perforatum G. D. Barbe 1955-7-1 072 Siskiyou 1.3 miles east of Etna on the Westside Rd. to Callahan. 854 Comment
  CAS-BOT-BC206835  Iliamna bakeri A. A. Heller 1938-7-12 15253 Siskiyou Ten miles northeast of Weed along U.S. Highway #97 Comment
  LA40958  Iliamna bakeri Lincoln Constance; 1940-6-28 15193 Siskiyou Memorial Highway, Mount Shasta 1523 Comment
  CAS-BOT-BC206833  Iliamna bakeri R. E. Frenkel 1964-7-13 667 Siskiyou Ca. 50 miles south of the Everitt Memorial Highway on the slopes of Mt. Shasta 1402 Comment
  SD76181  Ipomopsis aggregata Helen V. Witham unknown 598 Siskiyou McBride Springs Road, Mt. Shasta. 1500 Comment
  HSC17050  Ipomopsis congesta R. C. Wunner 1965-6-26 285 Siskiyou Lava Beds National Monument, Schonchin Butte near top 1614 Comment
  HSC64148  Isatis tinctoria J. P. Smith 1973-5-5 6404 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  SD98938  Isatis tinctoria Darley F. Howe 1977-7-2 4983 Siskiyou 7.0 miles west of Fort Jones. 669 Comment
  JEPS83820  Isoetes echinospora Wayne Roderick July 1976 Siskiyou vicinity of Cook & Green Pass (in Lily Pad Lake); Siskiyou Mts., Lily Pad Lake 1828 Comment
  HSC101884  Isoetes occidentalis Dana York 2011-9-9 3096 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake. 1985 Comment
  UCR113020  Isoetes occidentalis I. Shackleford 1997-7-24 259 Siskiyou Klamath National Forest. Horseshoe Lake Comment
  CHSC30944  Ivesia pickeringii T. Spira 1979-8-15 446 Siskiyou 3.1 mi n of Shasta-Trinity county line off of Hwy 3 on n side of rd. 1219 Comment
  HSC99317  Juncus bolanderi C. B. Wolf 1927-8-26 1096 Siskiyou Klamath River 14 mi. above Happy Camp Comment
  HSC76689  Juncus drummondii K. T. Stillman 1976-7-30 313 Siskiyou Marble Mountain Wilderness Area, trail from Big Rock Camp to Jump off. 1982 Comment
  UC421842  Juncus ensifolius Geo. B. Grant Sep 1902 5229 Siskiyou Horse Camp Mount Shasta 2438 Comment
  UC642582  Juncus howellii F. J. Hermann 1939-7-21 13711 Siskiyou Bear Springs Mount Shasta 1524 Comment
  CAS-BOT-BC110801  Juncus mertensianus John Thomas Howell 1939-8-8 15154 Siskiyou Black Mountain. Marble Mountains. Comment
  CHSC70199  Juncus mertensianus Jennifer Whipple 1976-7-2 1247 Siskiyou Mount Eddy, Klamath Mountains. Near Durney Lake. Along stream draining Durney Lake. 2133 Comment
  HSC39812  Juncus orthophyllus J. O. Sawyer 1969-8-4 1838 Siskiyou Above Sugar Lake 2134 Comment
  HSC89810  Juncus parryi D. K. Imper Jun 1987 Siskiyou 8 mi. E of the town of Mt. Shasta 2134 Comment
  JEPS84037  Juncus parryi L. R. Heckard with S. D'Alcamo, J. Hickman, W. Roderick 1986-7-16 6428 Siskiyou ca 5 mi n Seiad Valley town (cirque at head of Hell's Canyon, e slope of Kangaroo Mountain); Kangaroo Mountain, Hell's Canyon 1828 Comment
  RSA233671  Juncus parryi Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38978 Siskiyou Mt. Shasta National Forest; S slope of Mt. Shasta. 2317 Comment
  UC144671  Juncus parryi Wm. M. Canby 1897-9-7 297 Siskiyou Mt. Shasta Comment
  HSC4851  Juniperus communis var. saxatilis J. O. Sawyer 1968-9-11 692 Siskiyou 1616 Comment
  NY20176  Juniperus occidentalis A. A. Heller 1938-7-12 15262 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC56353  Kalmia microphylla subsp. microphylla W. R. Dudley 1899-8-24 s.n. Siskiyou Craggy Peak at Lunch Creek Comment
  HSC31492  Kalmia polifolia Steve Selva, Roger Jensen 1974-8-25 48 Siskiyou W end of Little Duck Lake Comment
  HSC42896  Keckiella lemmonii Ken Stillman 1976-8-15 406 Siskiyou Clearcut at junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  HSC90522  Kelloggia galioides Jennifer Whipple 1977-8-5 2178 Siskiyou Wagon Creek Drainage on the E face of Mt. Eddy 2256 Comment
  JEPS25592  Kelloggia galioides Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-2 7224 Siskiyou near n base Caribou Mtn. (Big Flat Campground, headwaters of South Fork of the Salmon River, just s of low divide (Trinity Co. boundary)); South Fork of the Salmon River 1508 Comment
  CAS-BOT-BC499658  Kopsiopsis strobilacea John Thomas Howell 1939-8-6 15096 Siskiyou Marble Mts.: Elk Mt. Comment
  CAS-BOT-BC340371  Kyhosia bolanderi Wm. Bridge Cooke 1940-7-5 15258 Siskiyou Mount Shasta. Throughout Wagon Camp Comment
  HSC41089  Kyhosia bolanderi J. O. Sawyer 1969-8-5 1997 Siskiyou Along trail to Sugar Lake Comment
  RSA190722  Lactuca tatarica var. pulchella T. C. Fuller 1967-8-15 16260 Siskiyou 4 mile NE of Macdoel. Comment
  JEPS107664  Lagophylla ramosissima Lowell Ahart, John Dittes 2005-6-9 12016 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  UC538054  Lagophylla ramosissima Palmer Stockwell 1934-7-16 77 Siskiyou Weed Comment
  POM361466  Lagophylla ramosissima L. C. Wheeler 1934-6-2 2608 Siskiyou Oak Knoll ranger station, Klamath River; Mt. Diablo Mer. 671 Comment
  CHSC91340  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2005-6-9 12016 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  HSC40422  Lapsana communis J. O. Sawyer 1973-7-15 2536 Siskiyou Junction of Deer Lick Creek and Wooley Creek 244 Comment
  CAS-BOT-BC123328  Lathyrus brownii H. E. Brown 1899-1-1 391 Siskiyou North side of Mt. Shasta Comment
  SEINET5327266  Lathyrus japonicus G. Butler 1910-7-6 1644 Siskiyou Shackleford Creek 914 Comment
  CAS-BOT-BC204984  Lathyrus jepsonii var. californicus Lewis S. Rose 1945-6-18 45137 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC204989  Lathyrus jepsonii var. californicus A. A. Heller 1928-6-9 14500 Siskiyou Along the Sacramento River near Shasta Retreat Comment
  HSC61918  Lathyrus nevadensis var. nevadensis Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  RSA406676  Lathyrus polyphyllus M. B. Dunkle 1944-6-25 9018 Siskiyou Siskiyou National Park. Comment
  HSC39994  Lathyrus tracyi J. P. Smith 1973-5-5 6517 Siskiyou Along Cook and Green Pass Rd. Comment
  RSA659519  Ledum glandulosum Gary D. Wallace 1990-7-1 2956 Siskiyou Trinity Mountains: SW of Shasta City, Cedar Basin Research Area. 1828 Comment
  RSA761840  Ledum glandulosum R. F. Thorne, Frederick W. Oettinger 1969-8-4 63376 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2073 Comment
  UC61172  Lemna turionifera W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Mount Shasta, Sisson Sisson; Mount Shasta, Sisson Comment
  CDA36979  Lepidium campestre CDFA Staff 12 Siskiyou Mt. Shasta. 0 Comment
  RSA429989  Lepidium campestre B. C. Templeton 1957-6-25 7731 Siskiyou Between Callahan and Gazelle. Comment
  CAS-BOT-BC89182  Lepidium draba Lincoln Constance; Reed Clark Rollins 1942-5-14 2920 Siskiyou Klamath Siskiyou Region. One mile east of Yreka. 762 Comment
  NY76304  Lepidium montanum subsp. canescens L. C. Wheeler 1935-6-30 3639 Siskiyou 3 miles south of Grenada, Shasta Valley 792.5 Comment
  RSA52437  Lepidium montanum var. canescens Dorothy Parker 1948-6-11 s.n. Siskiyou Yreka. Comment
  JEPS53718  Lepidium perfoliatum W. L. Jepson 1940-6-23 19985 Siskiyou e of Mayten (e side of Little Shasta Valley); Little Shasta Valley 883 Comment
  POM94079  Lepidium ramosissimum var. bourgeauanum Geo. D. Butler 1910-6-27 1612 Siskiyou Yreka Creek. Comment
  POM229951  Leptosiphon bolanderi L. C. Wheeler 1935-5-4 3455 Siskiyou Siskiyou Mts. 854 Comment
  POM364701  Leptosiphon bolanderi Christopher Davidson 1975-6-5 2661 Siskiyou just above gate on special service rd branching SE off rd from Gazelle to Callahan 9.3 mi. W of Gazelle. 1471 Comment
  HSC45992  Leptosiphon ciliatus J. P. Smith, Steve Selva 1970-6-16 4002 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  RSA756937  Leptosiphon ciliatus R. F. Thorne 1969-8-2 63347 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  UC725418  Lessingia nemaclada A. A. Heller 1916-7-23 12494 Siskiyou at Dunsmuir Dunsmuir 640 Comment
  CAS-BOT-BC342101  Leucanthemum vulgare Louis C. Wheeler 1934-8-20 3198 Siskiyou Cinnabar Mine, W Fork Beaver Creek, Siskiyou Mts. 1127 Comment
  CAS-BOT-BC58259  Leucothoe davisiae W. R. Dudley 1901-8-18 s.n. Siskiyou E. along shore of Jackson Lake, Salmon Mts. Comment
  POM117376  Lewisia cotyledon Geo. D. Butler 1909-7-15 960 Siskiyou Russian Creek. 1829 Comment
  SEINET10535585  Lewisia cotyledon Imper 1983-1 IMPER s.n. Siskiyou Del norte co line. Preston peak quad. T17n,r5e,sec.17. Ca 1 mile sw of cracker Meadows on fringe of large active slide area. Fine granitic material, with Brewer spruce, red fir, l. Leana and l. Leana x l. Cotyledon var. Cotyledon, Found at lower elev. On more granitic material 1676 Comment
  UCD19287  Lewisia cotyledon Julie Knorr 1978-7-14 18 Siskiyou Marble Mountain Wilderness, rocky bluff 1 mi. below summit lake on trail. 1889 Comment
  CHSC30309  Lewisia leeana M. S. Taylor 1980-7-8 3093 Siskiyou S side of Little Castle Lake, in cliffs. 1767 Comment
  CAS-BOT-BC444306  Lewisia pygmaea Wm. Bridge Cooke 1939-7-13 13668 Siskiyou Mount Shasta. In The South Gate. Comment
  CAS-BOT-BC444582  Lewisia triphylla Wm. Bridge Cooke 1938-9-8 11657 Siskiyou Mount Shasta. Squaw Creek Meadows. Comment
  RSA211258  Lewisia triphylla William J. Ferlatte 1966-6-22 74 Siskiyou Josephine Lake basin; Trinity Alps. 1677 Comment
  RSA602819  Leymus triticoides L. C. Wheeler 1935-6-2 3543 Siskiyou Shasta River, Siskiyou Mts. 732 Comment
  UC1037116  Leymus triticoides Leo Whitney 1934-6-29 2251 b Siskiyou near Tennant; Antelope Creek 1463 Comment
  UC569420  Leymus triticoides H. S. Yates 1936-6-21 5814 Siskiyou 6 mi n Gazelle; Yreka Quadrangle 792 Comment
  CAS-BOT-BC508257  Lilium columbianum A. A. Heller 1915-7-18 12108 Siskiyou Metcalf's ranch,northeast base of Mt. Eddy 1188 Comment
  HSC58944  Lilium kelleyanum Marvin Butler 1971-7-19 148 Siskiyou Near El Capitan 1524 Comment
  UC1409481  Lilium kelleyanum Frederick W. Oettinger 1968-8-6 420 Siskiyou se corner, vicinity of English Peak, w Siskiyou County Hancock Lake; Salmon Mountains, Marble Mountain Wilderness Area 1920 Comment
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Dec 13 2006
  HSC68307  Lilium pardalinum subsp. vollmeri Maralyn A. Renner 1980-7-4 1411 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  HSC101482  Lilium pardalinum subsp. wigginsii J. P. Smith, J. O. Sawyer 2011-7-21 13034 Siskiyou Near Dillon Camp 1358 Comment
  HSC77935  Lilium pardalinum subsp. wigginsii D. K. Imper 1982-7-22 1502 Siskiyou Near Flint Valley 1402 Comment
  UC3744  Lilium rubescens State Survey 1800-1 1435 Siskiyou Strawberry Valley; Mount Shasta 1219 Comment
  CAS-BOT-BC133091  Lilium washingtonianum subsp. washingtonianum Albert M. Vollmer; Ira L. Wiggins 1940-7-5 9 Siskiyou 3.5 miles northeast of the town of Mount Shasta 1402 Comment
  CAS-BOT-BC416402  Linnaea borealis subsp. longiflora W. B. C. 1940-8-8 15421 Siskiyou Mount Shasta, along Squaw Valley Creek below the McCloud intake 1371 Comment
  SJSU6060  Linum lewisii R. W. Trivelpiece 1971-6-16 32 Siskiyou N of Alder Cr divide between The Whaleback & Haight Mt c. 15 mi N of Mt Shasta 1676 Comment
  UC618617  Linum lewisii W. Bridge Cooke 1938-7-1 11138 Siskiyou in (chaparral) around Wagon Camp (especially just below it, Mount Shasta); Mount Shasta 1737 Comment
  RSA238528  Linum lewisii Frederick W. Oettinger 1968-8-18 569 Siskiyou West side of Hancock Lake just north of the campsite area. The High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness area. 1936 Comment
  HSC4909  Listera convallarioides J. O. Sawyer 1968-6-18 190 Siskiyou Above S Russian Creek on W side. 1463 Comment
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Jan 31 2013
  RSA382534  Listera convallarioides M. B. Dunkle 1944-7-4 9068 Siskiyou Beaver Creek, Siskiyou National Forest Comment
  RSA758589  Listera convallarioides Robert F. Thorne 1969-8-2 63395 Siskiyou Klamath Nat'l Forest, Salmon Mountains: Marble Mtn Wilderness, trail to English Peak, along N fork of Salmon River at Cedars 1159 Comment
  UC338558  Lithocarpus densiflorus unknown Sep 1889 Siskiyou near Sisson's Comment
  UC1045211  Lithocarpus densiflorus var. echinoides unknown 1940-6-6 15031 Siskiyou along the Castle Lake Road Comment
  JEPS47678  Lithophragma campanulatum W. L. Jepson 1907-7-5 2825 Siskiyou Marble Mt. 2133 Comment
  UCD77829  Lithophragma tenellum Robert E. Preston 2002-6-20 1845 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope 1965 Comment
  JEPS21381  Lithospermum californicum W. L. Jepson 1894-1 21072 Siskiyou Sisson Comment
  HSC76705  Lomatium dissectum var. multifidum K. T. Stillman 1976-7-14 224 Siskiyou Marble Mtn. Wilderness Area, Kings Castle 2073 Comment
  UC165419  Lomatium dissectum var. multifidum Geo. D. Butler 1910-5-7 1303 Siskiyou hill near Yreka Comment
  CHSC75665  Lomatium engelmannii Vernon H. Oswald 1999-7-5 9819 Siskiyou Hwy. 3 on Scott Mtn. 5.9 mi southeast of Gazelle-Callahan Hwy., 0.6 mi north-west of the highway summit. 1569 Comment
  UC585160  Lomatium engelmannii E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2015 Siskiyou ca. 1 1/2 mi. w. Mt. Shasta City (e. and n.e. slope of spur of Rainbow Ridge above Sulloway Creek); Rainbow Ridge 1180 Comment
  RSA452573  Lomatium engelmannii Christopher Davidson 1975-6-5 2680 Siskiyou 6 miles ESE of Callahan on Hwy 3 (= 4 miles SE of Scott River Bridge). 1349 Comment
  HSC22244  Lomatium macrocarpum J. O. Sawyer 1969-7-24 1513 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  HSC63256  Lomatium macrocarpum M. A. Baker 1979-7-31 1097 Siskiyou Johnson's Hunting Ground, 0.4 k. N of trail to Independence Valley 2000 Comment
  HSC65992  Lomatium martindalei Gail Newton 1980-6-20 493 Siskiyou Near Bald Mtn. 1097 Comment
  CHSC88783  Lomatium nudicaule Jenny Marr 1993-7-1 192 Siskiyou Steamboat Mtn. Shasta Valley Wildlife Area, +/- 20 air miles S of Oregon border and 8 miles E of Yreka. Meadow. 701 Comment
  UC1552566  Lomatium peckianum Joe Molter and Sandy Maurer 1988-6-3 Siskiyou ca 3 mi s Hornbrook (on e side of Klamath River); e side of Klamath River 800 Comment
  JEPS17002  Lomatium piperi Geo. D. Butler Feb 14 1909-Feb 28 1909 578 Siskiyou Yreka Comment
  UC337583 Image available Lomatium plummerae unknown 1889-6-28 40 Siskiyou near Shasta Comment
  RSA452597  Lomatium triternatum L. C. Wheeler 1935-6-9 3555 Siskiyou Siskiyou Mounatins, Yreka Creek 1220 Comment
  UC106267  Lomatium triternatum var. macrocarpum K. Brandegee July, 1887 Siskiyou Hornbrook Comment
  UC673276  Lomatium vaginatum Lincoln Constance and Reed C. Rollins 1942-5-14 2924 Siskiyou 4 mi. w. Yreka (rd. to Walker Post Office); Klamath-Siskiyou Region 1219 Comment
  POM78310  Lomatium vaginatum Geo. D. Butler 1910-4-21 1207 Siskiyou Oro Fino Comment
  HSC4904  Lonicera conjugialis J. O. Sawyer 1968-6-25 291 Siskiyou NE of N Horse Range Lake 2012 Comment
  RSA126301  Lonicera conjugialis I. L. Wiggins 1955-7-27 13568 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area. 2043 Comment
  CHSC51216  Lonicera hispidula L. P. Janeway 1984-6-21 854 Siskiyou At Ferry Point, W side of Klamath River. 289 Comment
  CAS-BOT-BC240638  Lonicera hispidula Doris K. Kildale 1928-7-3 5428 Siskiyou Forks of Salmon on Salmon River Comment
  UC1045270  Lonicera interrupta W. Bridge Cooke 1940-6-20 15161 Siskiyou along the Pacific Highway Klamath River Gorge Comment
  JEPS16020  Lonicera tatarica W. T. Mooney 1903-5-21 Siskiyou Yreka Comment
  CAS-BOT-BC200967  Lotus Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  JEPS65135  Lotus crassifolius var. crassifolius W. L. Jepson 1940-7-1 20080 Siskiyou McCloud 975 Comment
  JEPS107666  Lotus denticulatus Lowell Ahart, John Dittes 2005-6-9 12008 Siskiyou Open pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  UC1299179  Lotus nevadensis var. nevadensis Freed W. Hoffman 1950-7-14 3628 Siskiyou Baldy Mountain, w Siskiyou County North Coast Ranges Comment
  UC917243  Lotus oblongifolius var. oblongifolius R. Tofsrud and J. M. Tucker 1948-8-3 1777 Siskiyou 3 mi (by road) below Happy Camp to Waldo, Oreg. road summit Comment
  UC163677  Lotus purshianus var. purshianus Geo. D. Butler 1908-7-5 390 Siskiyou near Yreka Comment
  HSC2119  Lotus unifoliolatus var. unifoliolatus C. B. Wolf 1927-8-26 997 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC140207  Luetkea pectinata Louis C. Wheeler 1934-8-14 3121 Siskiyou 1 mile west White Mt., Siskiyou Mts. 1920 Comment
  CAS-BOT-BC140210  Luetkea pectinata R. F. Thorne; Frederick W. Oettinger 1969-8-4 63365 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, in the vicinity of English Peak. SE side of Diamond Lake 2072 Comment
  CAS-BOT-BC140250  Luetkea pectinata Maxine Wilkes 1940-8-1 s.n. Siskiyou Cliff Lake, Marble Mts. Comment
  LA208002  Luetkea pectinata Louis C. Wheeler; 1934-8-9 3089 Siskiyou Siskiyou Mountains, Head Jaynes Canyon Comment
  UC860312  Luetkea pectinata John Thomas Howell 1939-8-2 14872 Siskiyou Spirit Lake; Marble Mts. Comment
  UCR37812  Luetkea pectinata K. T. Stillman 1976-7-30 310 Siskiyou Marble Mtn Wilderness Area, trail from Big Rock Camp to Jumpoff 1982 Comment
  OBI53971  Luina hypoleuca David J. Keil, Kathleen Keil 1992-7-19 23460 Siskiyou Klamath Natl Forest 9 mi NW of Forks of Salmon along Forks of Salmon Rd 300 Comment
  CAS-BOT-BC201283  Lupinus Charles Piper Smith 1949-4-22 49131 Siskiyou Highway 99 - Hornbrook, 2.2 miles north Comment
  CAS-BOT-BC201285  Lupinus Charles Piper Smith 1947-5-13 47274 A Siskiyou 7.4 miles east of Weed. Highway 97 Comment
  HSC71652  Lupinus adsurgens J. P. Smith, Steve Selva 1970-6-16 4004 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  SD126363  Lupinus albicaulis subsp. shastensis P. Kenney, Conrad and LeDoux 1973-6-4 386 Siskiyou West side of Mt. Shasta, just before Pony Trail Road. 1067 Comment
  RSA60786  Lupinus albicaulis var. shastensis Dorothy Parker 180 -A Siskiyou Forks of Etna Creek, Salmon Mountain. 1177 Comment
  SBBG13892  Lupinus albifrons H. and M. Dearing 1939-7-3 3812 Siskiyou Mt Etna 1219 Comment
  CAS-BOT-BC195968  Lupinus albifrons var. albifrons Charles Piper Smith 1947-5-6 47203 Siskiyou Gazelle, 3.2 miles south, Highway 99 Comment
  POM10798  Lupinus albifrons var. flumineus E. B. Copeland 1903-7-3 3527 Siskiyou Klamathon Comment
  HSC32764  Lupinus andersonii Frederick W. Oettinger 1968-8-19 587 Siskiyou Salmon Mountains: High Lake Basins, Crapo View Gap, English Peak. 2134 Comment
  UC909320  Lupinus aridus Dorothy Parker 1948-7-14 Siskiyou 2 mi from Etna ( Scott Valley) 670 Comment
  HSC30776  Lupinus bicolor J. P. Smith, J. O. Sawyer 1972-5-28 5363 Siskiyou 1 mi. S of Etna on Hwy. 3 91 Comment
  CAS-BOT-BC215174  Lupinus croceus H. P. Bracelin 1931-6-21 466 Siskiyou N side of Mount Eddy, Dobkin's Lake, Near Mount Shasta City 1828 Comment
  CAS-BOT-BC215195  Lupinus croceus A. A. Heller 1915-7-16 12097 Siskiyou N side of Mount Eddy 1524 Comment
  UC1212114  Lupinus croceus Herbert L. Mason 1947-5-17 14759 Siskiyou 5 mi S of Callahan ( on Scott Mountain Road) Comment
  CAS-BOT-BC215179  Lupinus croceus W. W. Eggleston 1915-8-11 11561 Siskiyou S Fork of Shasta River 1100 Comment
  HSC23655  Lupinus croceus J. O. Sawyer 1969-6-12 906 Siskiyou On C.C.C. Rd. N of Wildcat Creek 1463 Comment
  UC146922  Lupinus latifolius var. viridifolius Harley P. Chandler June, 1901 1623 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges, near Marble Mountain 2133 Comment
  SEINET194957  Lupinus laxiflorus A. A. Heller 1938-7-12 15260 Siskiyou Border of a meadow east of Deer Mountain on the old U.S. Highway 97, toward Bray. 1402 Comment
  UC1190239  Lupinus lepidus var. lobbii Ira L. Wiggins 1955-7-21 13436 Siskiyou 2 mi above Mt. View Ranch Rush Creek Trail 1097 Comment
  CHSC102566  Lupinus lepidus var. sellulus L. P. Janeway 2009-8-4 9893 Siskiyou High Cascade Range. Flat open area along Military Pass Road (43N19) 3.4 km east of Military Pass, 6.4 air km northwest of Ash Creek Butte. 1804 Comment
  UC865433  Lupinus lepidus var. sellulus A. A. Heller 1916-7-21 12481 Siskiyou near Upton; near Upton 1097 Comment
  HSC2251  Lupinus leucophyllus Geo. D. Butler 1910-4-19 1201 Siskiyou Yreka Comment
  SBBG3658  Lupinus leucophyllus H. and M. Dearing 1939-6-30 3751 Siskiyou near Etna 1219 Comment
  UC796433  Lupinus leucophyllus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11824 Siskiyou Lower Plowman's [Noyes] Valley e Fork of Scott River (e Fork of Scott River); , Lower Plowman's [Noyes] Valley 1127 Comment
  JEPS83252  Lupinus luteolus Geo. D. Butler 1908-6-23 375 Siskiyou near Yreka (Butler's Ranch); near Yreka, Butler's Ranch Comment
  UC1129549  Lupinus luteolus H. S. Yates 1936-6-21 5809 Siskiyou 1/2 mi ne Hilt; Yreka Quad. Comment
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Jun 18 2011
  SBBG21863  Lupinus obtusilobus D. Myrick 1964-7-25 965 Siskiyou Panther Meadows, below Ski Bowl Lodge 2346 Comment
  UC454622  Lupinus obtusilobus I. J. Condit 1911-7-22 Siskiyou Horse Camp Mt. Shasta 2438 Comment
  RSA0064517  Lupinus onustus Daisie Huang 2006-8-4 06080406 Siskiyou Castle Lake Road. 1326 Comment
  JEPS65424  Lupinus polyphyllus Willis L. Jepson 1894-7 47 t Siskiyou Sisson; Mt. Shasta, Sisson Comment
  UC157013  Lupinus polyphyllus var. polyphyllus Geo. D. Butler 1908-6-28 376 Siskiyou Oro Fino, L. Eastlick's Meadow Oro Fino Comment
  HSC76486  Lupinus sellulus var. lobbii B. J. Cox, D. B. Dunn 1971-6-9 2807 Siskiyou 11 mi. N of Weed, on Hwy. 97 1250 Comment
  HSC14881  Lupinus subvexus var. subvexus Unknown Siskiyou Lava Beds N.M., Canby Bay 1220 Comment
  HSC99343  Luzula comosa G. L. Clifton, Griswold 1979-6-28 6134 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  HSC30718  Luzula comosa Frederick W. Oettinger 1968-8-11 486 Siskiyou Below Tom Taylor Cabin Spring 2043 Comment
  RSA105328  Luzula divaricata G. D. Barbe 1955-8-1 326 Siskiyou At the summit of Mt. Bolivar. Scott Mts. 2470 Comment
  HSC59902  Luzula parviflora D. L. Goforth 1979-7-19 254 Siskiyou Trinity Alps Wild Area, Caribou Lakes Basin N of upper lake 2134 Comment
  SEINET2121892  Machaeranthera canescens M. L. Carson 1968-12-8 1294 Siskiyou US Highway 97 ca. 20 mi S of Macdoel and 7.8 mi N of junction of road to Yreka at Yellow Butte, close to Mount Shasta viewpoint before going down a long hill 1430 Comment
  SEINET11805156  Machaeranthera canescens var. shastensis J. P. Kroessig 1977-1 53 Siskiyou along E margin of Everitt Memorial Hwy, between hwy entrance & Penny Pines Plantation, ca 3 km N of 1220 Comment
  CAS-BOT-BC344001  Madia elegans Alice Eastwood 1922-10-18 11532 Siskiyou Shasta Springs Comment
  CAS-BOT-BC343442  Madia gracilis Carl B. Wolf 1934-7-4 5939 Siskiyou Klamath River, Horse Creek - Dry Lake Lookout, Siskiyou Mts., 13 1/2 mi. from Horse Creek Bridge 1524 Comment
  RSA11146  Madia gracilis subsp. gracilis C. B. Wolf 1934-7-6 5981 Siskiyou 1/4 mile east of Mt. Shasta City 1067 Comment
  RSA452627  Mahonia aquifolium L. C. Wheeler 1934-6-15 2716 Siskiyou Hungry Creek, Siskiyou Mts. 1280 Comment
  HSC30412  Maianthemum racemosum subsp. amplexicaule Frederick W. Oettinger 1968-8-7 438 Siskiyou Marble Mtn. Wilderness Area, between granite boulders, E side of Hancock Lake 1936 Comment
  JEPS80607  Malva neglecta Gilbert Muth 1966-8-1 479 Siskiyou Marble Mountain Wilderness Area, Marble Valley Horse Pasture Marble Mountain Wilderness Area; , Marble Valley Horse Pasture 1792 Comment
  HSC46144  Malva neglecta J. P. Smith, Steve Selva 1970-8-9 4580 Siskiyou In potato fields W of Macdoel. Comment
  CAS-BOT-BC67849  Marsilea vestita Louis C. Wheeler 1934-10-14 3323 Siskiyou Siskiyou Mountains - Shasta River 2 mi. below Yreka Creek - Mt. Diablo Mer. 670 Comment
  CDA42745  Marsilea vestita T. C. Fuller 1960-6-3 s.n. Siskiyou Edge of Toad Lake, ca. 7 miles north of Bartle. 0 Comment
  RSA239021  Melica bulbosa Frederick W. Oettinger 1968-8-8 451 Siskiyou Crapo Meadows. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  POM198350  Melica californica Geo D. Butler 1909-5-26 824 Siskiyou Hill near Yreka. Comment
  POM114782  Melica fugax Geo D. Butler 1909-5-26 824 Siskiyou Hill near Yreka. Comment
  UCD87261  Melica fugax A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3381 Siskiyou 2 miles south of Doris, on Hwy. 97. Comment
  CAS-BOT-BC281389  Melica harfordii Geo. D. Butler 1910-7-12 1745 Siskiyou Shackleford Creek 1371 Comment
  RSA239101  Melica harfordii Frederick W. Oettinger 1969-8-3 1143 Siskiyou Above English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA403532  Melica subulata M. B. Dunkle 1945-1 9261 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  SEINET13710380  Mentha arvensis Lowell William Ahart, Lowell William Ahart 1998-1 9323 Siskiyou Hwy. 97 Between Weed and Macdoel at W End Grass Lake (T44N, R3W, sec 28, NE 1/4) 5000 Ft. 1524 Comment
  JEPS44110  Mentzelia albicaulis W. B. and V. G. Cooke 1965-7-12 35170 Siskiyou below railroad crossing (Along Bolam Road); Mt. Shasta Comment
  JEPS48636  Mentzelia dispersa Geo. D. Butler 1909-6-12 906 Siskiyou McAdams Creek Comment
  SBBG40391  Mentzelia laevicaulis W. J. Dress 1951-8-15 Siskiyou Klamath River ca. 4 mi W of US Route 99 Comment
  SJSU2555  Micranthes odontoloma H. L. Buckalew 1962-7-9 Siskiyou near Poker Flat c. 4 mi W of junction of Indian Cr with W Branch Indian Cr, Siskiyou Mts 1219 Comment
  CAS-BOT-BC322659  Microseris laciniata Dr. E. B. Copeland 1903-8-13 3818 Siskiyou Sisson 1066 Comment
  UC163825  Microseris laciniata subsp. laciniata Geo. D. Butler 1910-5-28 1420 Siskiyou Shasta Valley Comment
  RSA211479  Microseris nutans William J. Ferlatte 1967-7-9 694 Siskiyou Trinity Alps, Kidd Creek Trail. 1677 Comment
  HSC36821  Microsteris gracilis J. P. Smith 1974-5-25 7640 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  HSC63063  Microsteris gracilis David Wheeler 1979-4-8 44 Siskiyou Comment
  JEPS29094  Mimulus breweri Lauramay T. Dempster 1961-7-2 1864 Siskiyou ridge w Salmon Mountain Summit (sw of Etna) 1828 Comment
  UCD77257  Mimulus breweri Robert E. Preston 2001-7-21 1723 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 2066 Comment
  JEPS25837  Mimulus guttatus Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7451 Siskiyou about 12 mi nw Happy Camp (along trail to Twin Valley, brook above and flanking Poker Flat); Siskiyou Mts. 1524 Comment
  UCD77262  Mimulus guttatus Robert E. Preston 2001-6-30 1637 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 1694 Comment
  HSC107  Mimulus guttatus William J. Ferlatte 1967-8-21 1075 Siskiyou Caribou Basin, ridge W of Big Caribou Lake 2134 Comment
  RSA183684  Mimulus guttatus Gilbert Muth 1965-8-3 157 Siskiyou Marble Valley, Marble Mts. Comment
  RSA60485  Mimulus guttatus John H. Thomas 1949-6-16 939 Siskiyou 10 miles north of Gazelle. Comment
  RSA68915  Mimulus moschatus A. E. Culbertson 1943-8-3 43 Siskiyou Castle Lake, 5434', in a north facing cirque with an abrupt 1000' backwall; 14 miles s.w. of Mt. Shasta on n. side of a 6600' eastern spur of Trinity Mts.; 2000' above Sacramento R. within 10 air miles of its headwaters to the west. Comment
  HSC82262  Mimulus nanus var. jepsonii Thomas W. Nelson, Jane P. Nelson 1980-7-5 5979 Siskiyou Fowler's Campground 1006 Comment
  LA209351  Mimulus nanus var. jepsonii W. B. C.; 1939-7-7 135686 Siskiyou Mount Shasta, Along the road between Bear Springs and Wagon Camp 1676 Comment
  UCR72690  Mimulus nanus var. jepsonii D. M. Thompson 1988-6-4 932 Siskiyou 8.0 mi east of McCloud along Hwy 89. SW corner of jct of Bigelow Meadows Road and Hwy 89 from USFS Road 40N16; 2.4 mi west of turnoff for Cattle Camp (Cattle Camp Road); 2.0 mi west of USFS Ash Creek Station 1100 Comment
  UCSB59405  Mimulus nanus var. jepsonii Thompson, David 1988-6-4 Siskiyou 8.0 mi E of McCloud along Hwy 89; SW corner of jct of Bigelow Meadows Road and Hwy 89; Opposite Hwy 89 from USFS Road 40N16; 2.4 mi W of turnoff for Cattle Camp (Cattle Camp Road); 2.0 mi W of USFS Ash Creek Station; T39N, R1W, S5 1100 Comment
  JEPS69753  Mimulus nanus var. nanus W. B. and V. G. Cooke 1972-6-30 45418 Siskiyou above Andesite crossing (near Military Pass Road); Mt. Shasta Comment
  UC722669  Mimulus nanus var. nanus C. L. Hitchcock, J. S. Martin 1939-7-9 5318 Siskiyou between King's Castle and Black Mt. (w side of ridge) 1828 Comment
  JEPS93897  Mimulus pilosus Vernon H. Oswald and Lowell Ahart 1998-7-21 9360 Siskiyou ne of Weed, e of Grass Lake, and w of Bray on Old State Highway 0.8 mi e of Tennant Road; Old State Highway 1417 Comment
  UC725906  Mimulus pilosus A. A. Heller 1938-7-13 15267 Siskiyou 1 mi s Bray 1402 Comment
  RSA45338  Mimulus primuloides var. linearifolius Dorothy Parker 1946-8-18 s.n. Siskiyou Rail Creek. 122 Comment
  UCD105961  Minuartia douglasii Jesse Miller 2010-1 s.n. Siskiyou Near Yreka.. 1219 Comment
  CAS-BOT-BC388880  Minuartia douglasii A. A. Heller 1905-6-20 8084 Siskiyou About midway between Igerna and Weed Comment
  RSA576935  Minuartia douglasii L. C. Wheeler 1934-6-4 2640 Siskiyou Ridge E Negro Gulch off Klamath River; Siskiyou Mts. 1067 Comment
  CAS-BOT-BC174732  Minuartia nuttallii Geo. D. Butler 1910-7-4 1638 Siskiyou Goosenest foothills 1219 Comment
  SEINET4853159  Minuartia stolonifera Unknown 1983-7-29 7500 Siskiyou Along west side of State Rt. 3, 2.4 mi N. of Scott Mountain Pass just S of junction with road 40N03. 1372 Comment
  UC163732  Mirabilis greenei Geo. D. Butler 1909-5-16 774 Siskiyou near Yreka Comment
  CAS-BOT-BC433020  Mitella diversifolia Clarence R. Quick 1958-6-17 58 -24 Siskiyou Near Black Bear Summit south of Sawyer's Bar on ridge road to Cecilville 1356 Comment
  JEPS26520  Mitella diversifolia Lauramay T. Dempster 1961-7-2 1850 Siskiyou Mill Creek; at road crossing sw of Etna Comment
  HSC61889  Mitella pentandra Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  HSC29448  Mitella pentandra Frederick W. Oettinger 1968-8-8 376 Siskiyou Marble Mtn. Wilderness Area, edge of Base Camp meadow midway between Diamond Lake and Hancock lake 2012 Comment
  RSA184752  Mitella pentandra Gilbert Muth 1966-7-8 375 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  UC1334020  Mitella pentandra Dorothy Parker 1949-7-10 333 Siskiyou Paradise Lake Siskiyou Mountains, Samon Mt. (along edges) 1981 Comment
  JEPS25622  Moehringia macrophylla Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7256 Siskiyou Poker Flat 1536 Comment
  JEPS84202  Monardella L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6296 Siskiyou just s State line (Indian Creek Road from Takilma to Happy Camp) 1420 Comment
  HSC75349  Monardella glauca J. O. Sawyer, M. Mesler 1980-8-10 4031 Siskiyou S of Carmen Lake, ultramafics of Scott Mtn. 1829 Comment
  HSC22245  Monardella odoratissima J. O. Sawyer 1969-7-24 1470 Siskiyou NW facing slope SW of Sugar lake. 1829 Comment
  UC932681  Monardella odoratissima subsp. glauca W. Bridge Cooke 1949-8-26 25665 Siskiyou along logging road above Bolam Station; Mount Shasta Comment
  CAS-BOT-BC222163  Monardella odoratissima subsp. pallida John Thomas Howell 1939-8-2 14933 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC222165  Monardella odoratissima subsp. pallida R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-2 162 Siskiyou Above Kidd Creek 1950 Comment
  JEPS80574  Monardella odoratissima subsp. pallida Gilbert Muth 1965-8-3 154 Siskiyou Marble Valley Marble Mt. Wilderness Area 1792 Comment
  UC917237  Monardella odoratissima subsp. pallida R. Tofsrud and J. M. Tucker 1948-8-2 1757 Siskiyou Cemetery ca. 2 mi s McCloud Comment
  SEINET10582083  Monardella odoratissima subsp. pallida A. Graff 1993-7-24 Graff 348 Siskiyou Mt. Shasta National Forest, Mt. Shasta. Memorial Hwy. from the 2nd road to Sand Flats going down the Mt., on both sides of the road. Locally frequent at the edge of mixed conifer forest of Abies magnifica, A. concolor, Pinus ponderosa, Pseudotsuga menziesii, Calocedrus decurrens, with Ceanothus sp., Arctostaphylos uva-ursi and A. sp. Comment
  CAS-BOT-BC220226  Monardella sheltonii Louis C. Wheeler 1934-6-9 2664 Siskiyou Klamath River, between Dutch Creek and Deadman Gulch, Siskiyou Mts. 670 Comment
  SEINET10829416  Monardella siskiyouensis A. Graff 1993-7-24 Graff 355 Siskiyou Klamath National Forest. Hwy. 96, .45-2.8 miles east from junction with Hwy. 263, on right roadside. Infrequent on bare serpentine. End of bloom. Comment
  HSC43026  Monotropa hypopitys J. O. Sawyer, K. T. Stillman 1976-7-2 2798 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  JEPS14831  Monotropa hypopitys Ranger Morgan Aug. 1913 Siskiyou Happy Camp Klamath Forest Comment
  RSA238375  Monotropa hypopitys Frederick W. Oettinger 1968-8-6 419 Siskiyou Along old Hancock Lake trail just before one descends into a clear view of the lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  SEINET6652812 Image available Monotropa hypopitys D. V. Hemphill 1974-1 Siskiyou Marble Mountain Wilderness Area; ca. 1/4 mi north of Jawbone Camp 1554 Comment
  CDA23980  Montia linearis Vernon H. Oswald & Lowell Ahart 1998-6-11 9204 Siskiyou Dry Lake on the south side of Tennant Road, ca. 9 air miles east of Grass Lake, ca. 22 air miles northeast of Weed. Comment
  CDA23981  Montia linearis Don Shaw 1974-5-14 Siskiyou Emigrant Creek Ranches, Greenview, Quartz Valley. 0 Comment
  SEINET5336649  Montia linearis G. Butler 1910-4-25 1240 Siskiyou Damp land, Oro Fino Comment
  NY342246  Montia obtusata A. A. Heller 1905-6-1 7945 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  UC637038  Montia parvifolia Edward Lee 1934-8-13 1054 Siskiyou 4 mi n of Happy Camp (Indian Creek, Klamath National Forest); Klamath National Forest, Indian Creek 411 Comment
  CAS-BOT-BC445206  Montia parvifolia H. A. Thomas; J. H. Thomas 1954-7-27 4549 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. South side of South Fork of Salmon River in vicinity of Blind Horse Creek and area 1 mile to SE. Right along Salmon River 975 Comment
  CAS-BOT-BC445214  Montia parvifolia Lillian Mott 1976-6-6 22 LM76 Siskiyou Road between Seiad Valley and Cook & Green Pass, Klamath River canyon 670 Comment
  JEPS121620  Muhlenbergia andina Jennifer Buck, Deborah Stout 2011-8-23 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys, near Toad Lake. Sloping wet meadow in lodgepole pine forest on ultramafic soil. SW aspect. Mount Eddy quadrangle. TL04A Comment
  CAS-BOT-BC262677  Muhlenbergia asperifolia Louis C. Wheeler 1934-10-21 3342 Siskiyou Shasta Valley 8 miles NE Gazelle 868 Comment
  JEPS25665  Muhlenbergia filiformis Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7308 Siskiyou 4 air-line mi nne Preston Peak (meadow, just e of Del Norte Co. line); Siskiyou Mts., Twin Valley, watershed of Indian Creek 1493 Comment
  UC618639  Muhlenbergia filiformis W. Bridge Cooke 1938-7-15 11211 Siskiyou above Bear Springs; Mount Shasta Comment
  UCD86576  Muhlenbergia filiformis A. A. Heller Date Unknown 11704 Siskiyou 6 miles north of Sisson. Near Deetz station. Comment
  CAS-BOT-BC275340  Muhlenbergia jonesii W. B. C. 1938-7-29 11401 Siskiyou Above Bear Springs Comment
  RSA268995  Muhlenbergia jonesii J. R. Reeder, C. G. Reeder 1972-7-24 5808 Siskiyou 7 miles E of McCloud to jct. and 2 miles N of Pilgrim Creek Nursery Road 1128 Comment
  RSA239109  Muhlenbergia montana Frederick W. Oettinger 1969-8-16 1389 Siskiyou Southwest of Wire Grass Meadow, above English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CHSC71897  Muhlenbergia richardsonis Vernon H. Oswald; Lowell Ahart 1998-9-8 9605 Siskiyou Julia Glover Flat on USFS 3 ca. 6 air mi west of Mosquito Lake and Whitehorse Flat Reservoir. 1112 Comment
  JEPS94253  Myosotis discolor Vernon H. Oswald and Lowell Ahart 1998-6-11 9211 Siskiyou 23 air mi ne of Weed (Old State Highway 0.5 mi w of Bray, 10 air mi e of Grass Lake located on Highway 97); Old State Highway 1414 Comment
  RSA77513  Myriophyllum sibiricum Louis C. Wheeler 1935-6-23 3591 Siskiyou Shasta River 2 mi. NW Montague. 762 Comment
  JEPS69760  Nama densa W. B. and V. G. Cooke 1972-6-30 45415 Siskiyou Military Pass Road above Andesite Crossing (Mt. Shasta); , above Andesite Crossing Comment
  UCD48378  Navarretia divaricata Robert F. Preston 2002-6-20 1831 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope. 1911 Comment
  UC52434  Navarretia intertexta W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mt. Shasta Comment
  JEPS120221  Navarretia sinistra subsp. sinistra Julie Kierstead Nelson 2011-8-23 2011 -43 Siskiyou Eastern Klamath Mountains, The Eddys. North side of Fawn Creek, 2 miles NE of Gumboot Lake Comment
  HSC23551  Nemophila parviflora var. austiniae J. O. Sawyer 1970-7-3 2315 Siskiyou 1402 Comment
  UC52235  Nemophila pedunculata H. M. Hall and E. B. Babcock 1903-6-18 4121 Siskiyou Bartles Station , Bartles Station (McCloud River) 1219 Comment
  JEPS12283  Nicotiana attenuata Geo. D. Butler 1908-7-13 19 Siskiyou near Yreka (Butler's ranch) Comment
  HSC20458  Nicotiana attenuata D. M. Thomson 1965-8-4 163 Siskiyou Lava Beds National Monument, Black Crater trail, close to main road Comment
  CAS-BOT-BC60576  Noccaea fendleri subsp. glauca Mrs. H. C. Cantelow 1936-5-21 1266 Siskiyou North slope Scott Mountain. 1524 Comment
  CAS-BOT-BC60579  Noccaea fendleri subsp. glauca W. R. Dudley 1893-6-20 s.n. Siskiyou By Sacramento River crossing trail to Castle Lake Region of Mount Shasta. Comment
  CAS-BOT-BC349914  Nothocalais alpestris Gilbert Muth 1966-7-14 389 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mts. 1828 Comment
  HSC23605  Nothochelone nemorosa J. O. Sawyer 1970-7-15 2349 Siskiyou Above Bear Lake 1585 Comment
  JEPS11224  Nothochelone nemorosa Geo. D. Butler 1908-8-6 429 Siskiyou trail beyond Whiskey Camp (Independence Creek); Independence Creek 1676 Comment
  RSA96849  Nothochelone nemorosa Percy C. Everett, E. K. Balls 1954-10-13 20290 Siskiyou Indian Creek Road to Obrien, 20.5 mi NW of Hwy 96 at Happy Camp. 1524 Comment
  UCSB24512  Notholithocarpus densiflorus McMinn, Howard 1931-6-27 Siskiyou Shasta City Comment
  UCD110223  Notholithocarpus densiflorus var. echinoides B. Crampton 1956-8-21 3850 Siskiyou Canyon of the Sacramento River just the junction of the North Fork with Middle and South Forks, southwest of Mt. Shasta City. 1066 Comment
  JEPS83887  Nuphar lutea subsp. polysepala Wayne Roderick 1976-7-1 Siskiyou vicinity of Cooke & Green Pass (Siskiyou Mountains, Lily Pad Lake); Siskiyou Mountains, Lily Pad Lake 1706 Comment
  JEPS84340  Nuphar lutea subsp. polysepala L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6400 Siskiyou ca. 5.5 mi. n. town of Seiad Valley (s.e. of Red Butte, Lily Pad Lake); Lily Pad Lake 1740 Comment
  RSA0013864  Nuphar lutea subsp. polysepala Frederick W. Oettinger, R. F. Thorne 1969-8-7 1273 Siskiyou East side of English Lake. Salmon Mountains. The high lake basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  CAS-BOT-BC400118  Nuphar polysepala Doris K. Kildale 1929-7-20 8663 Siskiyou Raspberry Lake, east spur Preston Peak 1981 Comment
  CHSC26182  Oenothera villosa subsp. strigosa J. P. Kroessig 1977-8-5 47 Siskiyou Along e margin of Everitt Memorial Hwy., between hwy entrance and Penny Pines Plantation, ca. 3 km n of Mt. Shasta City. 1220 Comment
  POM38542  Oenothera villosa subsp. strigosa Geo. D. Butler 1908-7-9 1024 Siskiyou Yreka Creek Comment
  CDA7551  Onopordum acanthium T. C. Fuller 1963-8-26 11154 Siskiyou Greenhorn Valley, ca. 2 miles west of Yreka. 0 Comment
  CAS-BOT-BC349959  Onopordum tauricum T. C. Fuller 1959-12-10 3324 Siskiyou Fred Voelker ranch, W edge/Meiss Lake Basin, just S/Sam's Neck, ca. 15 mi SW/Dorris Comment
  SEINET13694638 Image available Onopordum tauricum T. C. Fuller 1960-7-26 s.n. Siskiyou Wedge Mesia Lake Basin, SW. of Doris Comment
  HSC92599  Oreostemma alpigenum var. andersonii Jennifer Whipple 1976-7-8 1348 Siskiyou SW of Dobkins Lake along drainage into the lake 2256 Comment
  HSC91957  Orobanche fasciculata Jennifer Whipple 1976-7-13 1457 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River. 2256 Comment
  CAS-BOT-BC500188  Orobanche fasciculata R. E. Frenkel 1963-7-13 253 Siskiyou On Everitt Memorial Highway, 1.0 mi N of McCloud River RR crossing, near Mt. Shasta 1219 Comment
  RSA0066431  Orobanche fasciculata E. K. Balls 1949-7-8 13916 Siskiyou Trail from Scot Mountain Camp to Carmen Lake. 1752 Comment
  JEPS84046  Orogenia fusiformis L. R. Heckard with J. Hickman et al. 1986-7-17 6547 Siskiyou ca. 1 mi. n.e. Buckhorn 2100 Comment
  CHSC71577  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1998-8-3 9431 Siskiyou Near the Pacific Crest Trail in the Scott Mtns., west of Kangaroo Lake. 1981 Comment
  CAS-BOT-BC458091  Orthilia secunda Ira L. Wiggins 1955-7-24 13495 Siskiyou Ridge between upper reaches of China and Blind Horse Creeks 1645 Comment
  RSA50200  Orthocarpus cuspidatus subsp. copelandii E. K. Balls 1949-7-8 13904 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mtn. 1677 Comment
  RSA12498  Orthocarpus cuspidatus subsp. cuspidatus Carl B. Wolf 1934-7-4 5938 Siskiyou Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains, 13.5 miles from Horse Creek Bridge on Klamath River 1524 Comment
  RSA52493  Orthocarpus cuspidatus subsp. cuspidatus Dorothy Parker 1948-7-11 s.n. Siskiyou Shovel Creek, near Beswick. 1012 Comment
  UC103148  Orthocarpus imbricatus J. W. Congdon 1900-8-13 Siskiyou foot Mt. Shasta Comment
  JEPS124595 Image available Orthocarpus imbricatus Lynne C. Carter 1967-7-12 99 Siskiyou 8 miles N. of Siskiyou-Shasta County line on HWY 89. Comment
  UC1713697  Orthocarpus pachystachyus Edward Lee Greene 1876-1 Siskiyou Yreka Comment
  SBBG25956  Osmorhiza berteroi D. Myrick 1966-8-10 1530 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  RSA126288  Osmorhiza berteroi I. L. Wiggins 1955-7-21 13428 Siskiyou Near Mt. View Ranch 7 miles above Cecilville on S Fork of Salmon River 976 Comment
  CAS-BOT-BC413220  Oxyria digyna Maxine Wilkes 1940-8-1 s.n. Siskiyou Deep Lake, Marble Mts. Comment
  CAS-BOT-BC316749  Packera cana Elmer Ivan Applegate 1923-8-18 3868 Siskiyou Top of Redshale Mt., east of Medicine Lake, Siskiyou Co. 2438 Comment
  HSC90560  Packera cana Jennifer Whipple 1976-7-1 1226 Siskiyou Near Little Crater Lake 2195 Comment
  UCD77995  Packera cana Robert E. Preston 2001-7-21 1736 Siskiyou Klamath National Forest, Rainbow Mountain, T42N R1W se 1/4 of ne 1/4 Section 22 2194 Comment
  SBBG14792  Paeonia brownii P. H. Raven 1962-5-30 17903 Siskiyou US Hwy 97, 8.3 mi N of Weed Comment
  CHSC71898  Panicum capillare Vernon H. Oswald; Lowell Ahart 1998-9-8 9606 Siskiyou Julia Glover Flat on USFS 3 ca. 6 air mi west of Mosquito Lake and Whitehorse Flat Reservoir. 1112 Comment
  CAS-BOT-BC175508  Parnassia fimbriata J. M. Tucker; L. K. Mann; S. L. Holloway 1963-8-18 3745 Siskiyou Upper Canyon Creek, ca. 1/2 mile northeast of the Marble Valley Guard Station, Marble Mountain Wilderness Area 1920 Comment
  CAS-BOT-BC175511  Parnassia fimbriata Gilbert J. Muth 1969-8-11 1361 Siskiyou Slope beneath high point of ridge s. of Boulder Peak Comment
  HSC26703  Parnassia fimbriata W. J. Ferlatte 1971-9-18 1376 Siskiyou Trinity Alps, Caribou Basin, Sawtooth Ridge. 2378 Comment
  CAS-BOT-BC175606  Parnassia palustris Wm. Bridge Cooke 1939-8-24 13898 Siskiyou Throughout the area of Squaw Valley Creek meadows Comment
  CAS-BOT-BC175614  Parnassia palustris Wm. Bridge Cooke 1938-9-8 11671 Siskiyou Squaw Creek, Heather Meadows Comment
  HSC96311  Parnassia palustris Gordon Leppig 1998-8-14 1016 Siskiyou Klamath National Forest, Russian Wilderness, in cirque W of Little Duck Lake. 2200 Comment
  CAS-BOT-BC202851  Paxistima myrsinites A. A. Heller 1905-6-5 7976 Siskiyou Along the Sacramento River near/between Shasta Retreat and Shasta Springs 731 Comment
  HSC33965  Paxistima myrsinites J. P. Smith 1974-5-25 7447 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  UC1190160  Paxistima myrsinites Ira L. Wiggins 1955-7-24 13487 Siskiyou ridge between upper reaches of China Creek and Blind Horse Creek 1463 Comment
  UC1280891  Paxistima myrsinites H. E. McMinn 1931-6-27 2514 Siskiyou Mt. Shasta City Comment
  UC1490300  Paxistima myrsinites Rolf Y. Berg 1980-6-25 Siskiyou Horsetail Falls on rd. from Seiad Valley to Cook and Green Pass; Klamath R. Region, Horsetail Falls Comment
  UC163986  Paxistima myrsinites Geo. D. Butler 1910-4-22 1219 Siskiyou Kidder Creek Comment
  POM72145  Pectocarya pusilla Geo. D. Butler 1910-5-8 1306 Siskiyou Near Yreka. Comment
  UC1409425  Pedicularis bracteosa var. flavida Frederick W. Oettinger 1968-8-3 378 Siskiyou High Lake Basins in vicinity of English Peak (in base camp meadow); Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  RSA758223  Pedicularis racemosa Robert F. Thorne 1969-8-2 63323 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  UC705509  Pellaea brachyptera Marion Ownbey and Fred G. Meyer 1940-7-6 2198 Siskiyou near summit Cayenne Ridge (s side Marble Mt); Marble Mt Comment
  SEINET9628403 Image available Pellaea brachyptera William Bridge Cooke 1941-9-5 16275 Siskiyou Common on the bluff above MacBride Springs. 1524 Comment
  HSC76659  Penstemon anguineus K. T. Stillman 1976-7-22 292 Siskiyou Marble Mtn. Wilderness Area Comment
  UC1408762  Penstemon anguineus Frederick W. Oettinger 1968-8-5 410 Siskiyou ridge between English Peak and Charmaine Lake (High Lake Basins in the vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 2023 Comment
  UC922337  Penstemon anguineus Annie M. Alexander and Louise Kellogg 1949-7-28 5873 Siskiyou Sky High Valley Marble Mountains, Sky High Valley 1767 Comment
  CDA41886  Penstemon anguineus T. C. Fuller 1974-9-24 20029 Siskiyou Above Reeves Ranch Spring, south slope of the Siskiyou Mountains. 0 Comment
  JEPS86094  Penstemon anguineus Wayne Roderick 1966-6-26 Siskiyou n Seiad Valley (Pass over Crest of Siskiyou Mtns, Cook and Green Pass and Creek); Pass over Crest Siskiyou Mtns, Cook and Green Pass and Creek 1371 Comment
  RSA495515  Penstemon anguineus Elaine Joyal, D. Mehlman 1988-6-25 1276 Siskiyou Happy Camp - Takilma road at turn-off to Bolan Lake 1524 Comment
  RSA425613  Penstemon azureus Louis C. Wheeler 1934-7-3 2850 Siskiyou Head of Soda Crk, Sterling Mt, Siskiyou Mtns. 1768 Comment
  RSA607424  Penstemon azureus Louis C. Wheeler 1935-6-9 3565 Siskiyou Yreka Creek. Siskiyou Mtns. 1220 Comment
  NY571152  Penstemon azureus var. azureus R. Van Deventer 1938-7-31 296 Siskiyou Twin Valley Ridge 1280.2 Comment
  JEPS44100  Penstemon cinereus W. B. and V. G. Cooke 1965-7-12 35190 Siskiyou Bolam Road Mt. Shasta, Bolam Road Comment
  JEPS45933  Penstemon cinereus Rimo Bacigalupi and L. R. Heckard 1966-6-13 9177 Siskiyou along Bolam Logging Road (n base of Mt. Shasta); , along Bolam logging road 1432 Comment
  NY591453  Penstemon davidsonii var. davidsonii L. C. Wheeler 1934-8-5 3044 Siskiyou Siskiyou Mountains, Condrey Mountain. 2164.1 Comment
  SFV17485  Penstemon davidsonii var. davidsonii P. Wilson 1998-7-21 3543 Siskiyou Mount Shasta. Sand Flat. 2073 Comment
  UC1483445  Penstemon deustus J. Sawyer and J. Cole 1980-7-22 3951 Siskiyou nw slopes of Cedar Mtn. Klamath National Forest, Bray Quad., Cedar Mtn. 1524 Comment
  JEPS22930  Penstemon deustus Volney Rattan June 1879 Siskiyou below Orleans; Klamath, below Orleans Comment
  POM194938  Penstemon deustus subsp. deustus D. D. Keck 1927-8-16 990 Siskiyou 4 miles east of Mt Shasta City on west flank of Mt Shasta. 1616 Comment
  UC62220  Penstemon deustus var. suffrutescens W. A. Setchell, C. C. Dobie 1902-7-16 Siskiyou Sissons , Sissons (Mount Shasta) Comment
  SDSU10942  Penstemon filiformis D. F. Howe 1979-6-25 5197 Siskiyou 2 miles E of Soms Bar. Comment
  CHSC66547  Penstemon gracilentus Vernon H. Oswald 1996-7-12 8003 Siskiyou On Mt. Shasta 0.5 mi N of Everitt Memorial Hwy. (A10) on the road to Sand Flat. 2026 Comment
  NY600721  Penstemon gracilentus E. I. Applegate 1923-8-17 3831 Siskiyou About 10 miles northwest of Medicine Lake Comment
  NY600746  Penstemon gracilentus D. D. Keck 1927-8-17 306 Siskiyou Horse Camp, south side of Mt. Shasta. Timberline. 2468.9 Comment
  POM146623  Penstemon gracilentus A. A. Heller 1922-7-15 13691 Siskiyou At Medicine Lake in front of the ranger station. 2134 Comment
  JEPS100297  Penstemon heterodoxus var. shastensis Dean W. Taylor 2001-8-28 17905 Siskiyou Mt. Shasta; Ski Park Highway 0.7 miles north from Highway 89 at Snowmans Hill Summit 1417 Comment
  HSC91119  Penstemon laetus subsp. sagittatus Jennifer Whipple 1976-6-30 1187 Siskiyou SE slope of Mt. Eddy, draining into the N Fork of the Sacramento River 2226 Comment
  SEINET5328851 Image available Penstemon laetus var. leptosepalus K. Vincent 1987-6-27 4437 Siskiyou Sierra Nevada, Big Bear Flat; logging area in coniferous forest along N side of CA 89 just E of Dead Horse Summit, ca. 5.4 mi SE of Bartle, 1250 Comment
  CHSC66548  Penstemon laetus var. sagittatus Vernon H. Oswald 1996-7-12 7995 Siskiyou Everitt Memorial Hwy. (A10) E of Mt. Shasta city between mileposts 5 and 6. 1554 Comment
  SJSU6061  Penstemon laetus var. sagittatus R. W. Trivelpiece 1971-6-28 40 Siskiyou N of Alder Cr divide between whaleback & Haight Mt c. 15 mi N of Mt Shasta 1524 Comment
  NY604552  Penstemon laetus var. sagittatus K. A. Vincent 1987-6-28 4439 Siskiyou Cascade Range, Mount Shasta; along east side of US 97, ca. 4.4 miles north-northeast of jct. I-5 Business Loop in Weed. 1127.8 Comment
  RSA305802  Penstemon laetus var. sagittatus James R. Shevock 1972-7-26 2229 Siskiyou Fork of the Salmon and Klamath R. 610 Comment
  RSA420420  Penstemon laetus var. sagittatus Chadwick, Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  UC887109  Penstemon laetus var. sagittatus A. A. Heller 1938-7-12 15257 Siskiyou on U.S. Highway #97 near the western base Deer Mountain; near western base of Deer Mountain Comment
  JEPS101482  Penstemon newberryi var. berryi Dean W. Taylor 1972-7-3 1611 Siskiyou Salmon Mountains, near Little Duck Lake 1981 Comment
  NY627428  Penstemon newberryi var. berryi F. M. Ownbey 1940-7-6 2204 Siskiyou West side of Cayenne Ridge at Summit, Marble Mountain Comment
  UC1034003  Penstemon newberryi var. berryi Francis W. Pennell 1940-7-17 21170 Siskiyou W of Etna; Salmon Mountains 1828 Comment
  UC1238907  Penstemon newberryi var. berryi Freed W. Hoffman 1950-7-11 3493 Siskiyou Cedar Camp Road 25.9 mi N of Klamath Hwy, about on Del Norte Co. line North Coast Ranges Comment
  JEPS25168  Penstemon newberryi var. newberryi G. Thomas Robbins 1959-6-10 4040 Siskiyou about one mi n of highway summit on U.S. 99 between Mt. Shasta and Weed (on w side of Black Butte); w side of Black Butte, btw Mt. Shasta (town) and Weed 1188 Comment
  JEPS81884  Penstemon newberryi var. newberryi Roger Raiche 1982-7-16 20616 Siskiyou on road to Mt. Eddy from Stewarts Springs; on road to Mt. Eddy from Stewarts Springs 1981 Comment
  NY627342  Penstemon newberryi var. newberryi A. A. Heller 1905-6-16 8048 Siskiyou Near Sisson Comment
  LA28289  Penstemon newberryi var. sonomensis Harvey P. Chandler; June 1901 1599 Siskiyou near Marble Mountain 2133 Comment
  JEPS11203  Penstemon parvulus Ruby Van Deventer 1938-7-31 296 Siskiyou Twin Valley Ridge 1280 Comment
  RSA23282  Penstemon parvulus Marion Ownbey, Ruth P. Ownbey 1938-7-19 1749 Siskiyou 2.5 mi. NE of Dry Lake Lookout, summit of Siskiyou Mountains. Comment
  UC922583  Penstemon parvulus Annie M. Alexander and Louise Kellogg 1948-9-9 5610 Siskiyou near Taylor Lake; Siskiyou Mountains, near Taylor Lake 1828 Comment
  UCR37829  Penstemon parvulus K. T. Stillman 1976-7-15 264 Siskiyou Marble Mountain Wilderness Area, Scott Bar 15' Q. 1951 Comment
  CAS-BOT-BC94477  Penstemon parvulus R. C. Wenk 2005-7-19 346 Siskiyou border between Siskiyou and Trinity Counties, National Forest Road 17, parking lot where Pacific Crest Trail crosses 2090 Comment
  POM298283  Penstemon parvulus D. D. Keck 1938-8-8 4876 Siskiyou Siskiyou County at Trinity County line; Scott Mountain Divide, between Scott Mountain and Craggy Peak. 1677 Comment
  HSC82000  Penstemon roezlii Thomas W. Nelson, Jane Nelson 1979-6-16 4853 Siskiyou Along Hwy. 3, 3.1 mi. N of Scott Mtn. Summit 1280 Comment
  CAS-BOT-BC6686  Penstemon rydbergii var. varians David Daniels Keck 1940-6-13 5172 Siskiyou Grass Lake 1540 Comment
  SD60176  Penstemon speciosus A. A. Heller 1928-6-9 14605 Siskiyou near Yreka in the yellow pine belt Comment
  RSA237657  Perideridia howellii Frederick W. Oettinger, R. Thorne 1969-8-8 1309 Siskiyou West of English Lake above the main campsite. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  RSA237660  Perideridia howellii Frederick W. Oettinger 1969-8-18 1430 Siskiyou Due NW of Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  CDA38502  Perideridia parishii subsp. latifolia T. R. Haig & F. D. Horn 1979-8-16 s.n. Siskiyou Gumboot Lake Area, west of Mount Shasta. 0 Comment
  CAS-BOT-BC423354  Peritoma platycarpa A. A. Heller 1905-6-9 8010 Siskiyou Montague Comment
  SD76662  Persicaria maculosa Helen V. Witham none given Siskiyou At bridge to Indian Scotty Campground, Scott River Comment
  UC673182  Phacelia Lincoln Constance and Reed C. Rollins 1942-5-14 2928 Siskiyou 4 mi n Yreka; Klamath-Siskiyou Region, Shasta River 762 Comment
  CHSC70020  Phacelia corymbosa Jennifer Whipple 1977-7-22 2035 Siskiyou Klamath Mountains, Mount Eddy. Dobkins Lake drainage on east facing slopes above Dobkins Lake. 2316 Comment
  JEPS2783 Image available Phacelia corymbosa W. L. Jepson 1914-8-13 6161 Siskiyou Dunsmuir 670 Comment
  RSA97052  Phacelia corymbosa J. T. Howell 1952-6-14 28339 Siskiyou Five and a half miles from Yreka on road to Fort Jones. Comment
  HSC67656  Phacelia dalesiana J. P. Smith, J. O. Sawyer 1972-5-27 5351 Siskiyou Hwy. 3 near the Scott Mtn. Campground on divide between Scott and Trinity Rivers 1601 Comment
  HSC93605  Phacelia dalesiana Dorothy Parker 1965-6-1 640 Siskiyou Scott Mtn. 1631 Comment
  HSC49958  Phacelia greenei G. L. Clifton, Ground 1978-6-13 1001 Siskiyou Near Forest House, close to the town of Yreka 1037 Comment
  JEPS79425  Phacelia greenei F. D. and C. L. Horn 1980-6-9 Siskiyou Eastside Rd Etna, Hanna's Hill Comment
  SDSU6605  Phacelia greenei D. F. Howe 1977-7-5 4998 Siskiyou Area north of Mt. Shasta. 1463 Comment
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Mar 5 2018
  HSC69267  Phacelia hastata J. O. Sawyer, J. Cole 1980-7-20 3711 Siskiyou Near USFS Rd. 45N05 in center of section 1890 Comment
  SEINET12280193  Phacelia heterophylla H. P. Chandler 1901-1 1655 Siskiyou Marble Mountain 2438 Comment
  JEPS25846  Phacelia heterophylla subsp. virgata Rimo Bacigalupi with L. Constance and L. Heckard 1961-7-21 7472 Siskiyou along roadbank on state hwy 96 about 5 mi s Clear Creek ((or about 4 mi n of Swillup Creek)); Klamath River 292 Comment
  CAS-BOT-BC145047  Phacelia leonis Rimo Bacigalupi; Mr. Van Deventer; Mrs. Van Deventer; Don Liles 1959-7-10 7296 Siskiyou Twin Valley, Siskiyou Mts., just east of Del Norte County line, about 4 miles n.ne. of Preston Peak; watershed of Indian Creek 1493 Comment
  RSA695873  Phacelia linearis D. W. Taylor 1995-6-4 14969 Siskiyou Three miles west of Highway 89 on Grenada Road; Shasta Valley; Klamath National Forest; (ca. ten miles north of Weed). 1159 Comment
  UC1426026  Phacelia mutabilis Frederick W. Oettinger 1968-8-11 482 Siskiyou dry stream banks just below Tom Taylor Cabin Spring; Salmon Mountains, Marble Mountain Wilderness Area, High Lake 2042 Comment
  UC1483455  Phacelia mutabilis Maralyn A. Renner 1980-7-23 1924 Siskiyou Pacific Crest Trail on w side Upper Devils Peak; Klamath National Forest, Seiad Valley Quad. 1767 Comment
  UC922464  Phacelia mutabilis Annie M. Alexander and Louise Kellogg 1949-7-22 5846 Siskiyou trail to Kings Castle Marble Mountains, Paradise Lake (top of ridge) 2072 Comment
  UC1282009  Phacelia pringlei Louise Kellogg Aug 5 1953-Aug 7 1953 105 Siskiyou 1 mi n Cory Peak (11 mi e of Callahan on road to Gazelle, then s 5.8 mi on logging road); Scott Mountains, Klamath National Forest, Cabin Meadow 1844 Comment
  JEPS80594  Phacelia procera Gilbert Muth 1966-8-3 496 Siskiyou off trail to 4 corners Marble Mt. Wilderness Area, Marble 1792 Comment
  UC666546  Phacelia ramosissima var. ramosissima G. L. Stebbins Jr. and A. A. Beetle 1942-5-31 3251 Siskiyou 5 mi w Gazelle Crest Comment
  CHSC71515  Phalaris arundinacea Vernon H. Oswald; Lowell Ahart 1998-7-21 9327 Siskiyou Hwy. 97 between Weed and Macdoel at the west end of Grass Lake. Along the edge of the marsh. 1524 Comment
  RSA0057589  Philadelphus lewisii I. L. Wiggins 1955-7-21 s.n. Siskiyou Small gulch on Rush Creek Trail 1.5 mi. above Mt. View Ranch. 1037 Comment
  RSA0097436  Philadelphus lewisii Edwin Kline 1920-6-19 s.n. Siskiyou Siskiyou Mts. Comment
  CHSC69102  Phleum alpinum Vernon Oswald; Lowell Ahart 1997-7-28 8788 Siskiyou Southeast of Medicine Lake on road 43N54 at a meadow 0.6 mi southeast of Paynes Springs. 1920 Comment
  RSA184776  Phleum alpinum Gilbert Muth 1966-8-1 488 Siskiyou Marble Valley Horse Pasture, Marble Mountains. 1793 Comment
  UCD37075  Phleum alpinum Beecher Crampton 1956-8-21 3806 Siskiyou Siskiyou County, 15 miles southwest of city of Mount Shasta, slope above Gumboot Lake, headwater of south fork of Sacramento River. 1920 Comment
  UCD89299  Phleum alpinum Beecher Crampton 1956-8-21 3806 Siskiyou Siskiyou County, 15-16 miles southwest of Mt. Shasta City. Slopes above Gumboot Lake, headwater of the south fork of the Sacramento River. 1920 Comment
  HSC82220  Phleum pratense Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4540 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  HSC30427  Phlox austromontana Frederick W. Oettinger 1969-7-10 964 Siskiyou Marble Mtn. Wilderness Area, S of Upper English Lake 1921 Comment
  HSC19154  Phlox diffusa J. O. Sawyer 1969-6-13 954 Siskiyou Slope above Little Duck Lake 2134 Comment
  HSC92076  Phlox diffusa Jennifer Whipple 1976-6-12 979 Siskiyou SE slope of Mt. Eddy draining into the N Fork of the Sacramento River 2195 Comment
  JEPS69941  Phlox diffusa W. L. Jepson 1940-6-27 20042 Siskiyou e slope Mt. Shasta 1828 Comment
  POM255931  Phlox diffusa subsp. diffusa Marion Ownbey, Ruth Ownbey 1938-7-20 1762 Siskiyou Near Dry Lake Lookout, summit of the Siskiyou Mountains. Comment
  UC1017713  Phlox douglasii subsp. rigida Marion Ownbey and Ruth P. Ownbey 1938-7-20 1762 Siskiyou near Dry Lake Lookout (summit of Siskiyou Mountains); Siskiyou Mountains Comment
  UC880346  Phlox gracilis A. A. Heller 1916-6-20 12396 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  HSC66243  Phlox hirsuta Maralyn A. Renner 1980-6-9 832 Siskiyou Ridge SE of FS Rd. 45N35 1341 Comment
  UC682098  Phlox speciosa G. L. Stebbins Jr. with A. A. Beetle 1942-6-1 3267 Siskiyou 15 mi n Happy Camp (above Indian Creek) 1219 Comment
  UC455645  Phlox speciosa subsp. nitida I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat; Mt. Bradley 1981 Comment
  HSC36820  Phlox speciosa subsp. occidentalis J. P. Smith 1974-5-27 7612 Siskiyou Along FS Rd. 47N03 1280 Comment
  CAS-BOT-BC140525  Physocarpus Alice Eastwood 1912-7-21 1273 Siskiyou Sisson Comment
  CAS-BOT-BC140597  Physocarpus capitatus Louis C. Wheeler 1934-7-5 2877 Siskiyou Klamath National Forest, Beaver Creek 975 Comment
  CAS-BOT-BC140608  Physocarpus capitatus Copeland 1903-9-6 3858 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC140611  Physocarpus capitatus Louis C. Wheeler 1934-7-5 2877 Siskiyou Klamath National Forest, Beaver Creek 975 Comment
  RSA300521  Physocarpus capitatus Walter Wisura, John Dourley 1982-10-16 3874 Siskiyou Shores of Castle Lake, SW of town of Mt. Shasta. 1646 Comment
  CAS-BOT-BC73475  Picea breweriana Arthur Menzies 1961-7-1 s.n. Siskiyou Klamath National Forest - Copper Butte near Cook & Green Pass, north of Seiad Valley. Comment
  JEPS48369  Picea breweriana W. L. Jepson 1907-7-19 2949 Siskiyou Head of Indian Creek Siskiyou Mts., Head of Indian Creek Comment
  UC667969  Picea breweriana Joseph P. Tracy 1935-8-1 14417 Siskiyou in a cold cirque 1 mi e Salmon Summit Mine (head of creek); Knownothing Creek 1767 Comment
  NY30092  Picea breweriana P. Bennett 1928-7-11 s.n. Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10925345  Picea breweriana D. V. Hemphill 1968-10-27 Hemphill s.n. Siskiyou Chimney Rock Lake, Klamath National Forest. Forks of Salmon Quadrangle. T41N, R12W, S30. 1890 Comment
  UCD134307  Picea engelmannii L. E. Berriman 1940-8-30 s.n. Siskiyou North Coast Ranges. Sugar Creek, a tributary of the Scott River. 1432 Comment
  UCD134308  Picea engelmannii J. M. Tucker 1963-7-5 3707 Siskiyou Lower Blake's Fork of South Russian Creek (a tributary to Salmon River), ca. 7 miles (airline) east of Siskiyou County. 1524 Comment
  SEINET7368239 Image available Picea engelmannii L. E. Berriman 1940-1 Siskiyou Sugar Creek, a tributary of the Scott River (sec. 20 T 40 N R 9 W) Mount diable Meridian. 1433 Comment
  JEPS47880  Pinus albicaulis W. L. Jepson 1940-6-27 20047 Siskiyou e slope Mt. Shasta (timberline); Mt. Shasta timberline 2133 Comment
  NY34554  Pinus albicaulis H. E. Brown 1897-6-11 499 - Siskiyou North side Mt. Shasta 1524.0 Comment
  CAS-BOT-BC73385  Pinus albicaulis G. A. Coleman 1901-8-16 s.n. Siskiyou Mt. Shasta, on rocky ridge near head of Paulters Creek. 2590 Comment
  CAS-BOT-BC78328  Pinus attenuata Ira L. Wiggins 1955-7-24 13485 Siskiyou Ridge betw. upper reaches of China Creek and Blind Horse Creek 1463 Comment
  UC401410  Pinus attenuata Geo. D. Butler 1908-8-26 518 Siskiyou head of Russian Creek Russian Creek Comment
  UCR163509  Pinus attenuata David A. Charlet, T. Charlet 1996-12-15 2350 Siskiyou Mt. Shasta: lower south slopes along Hwy 89, from a few mi east of McCloud to a few mi west of Bartle Comment
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Apr 26 2008
  UC54249  Pinus contorta subsp. murrayana H. M. Hall and E. B. Babcock 1903-6-1 4105 Siskiyou Divide, between Shasta and Black Crater; Sierra Nevada Mountains, Mount Shasta 1706 Comment
  HSC92117  Pinus jeffreyi Jennifer Whipple 1976-9-4 1795 Siskiyou Dobkins lake drainage on E facing slopes above Dobkins lake 2256 Comment
  HSC1507  Pinus lambertiana D. M. Thomson 1965-8-14 186 Siskiyou Lava Beds National Monument 0.25 mi. S of Cauldwell Cinder Pit Comment
  HSC69037  Pinus monticola Maralyn A. Renner 1980-8-7 2368 Siskiyou Ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  HSC27949  Pinus ponderosa Carl W. Mize 1972-9-23 119 Siskiyou End of road 945 Comment
  UC401411  Pinus ponderosa Geo. D. Butler 1908-7-12 1097 Siskiyou Humbug Mountain Comment
  UC375221  Piperia leptopetala Geo. D. Butler 1910-6-17 1604 Siskiyou near Yreka Comment
  RSA237643  Piperia unalascensis Frederick W. Oettinger 1967-7-30 224 Siskiyou Between Abbotts Lake and Charmine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC79242  Plagiobothrys canescens Thomas Howell May 1889 1384 Siskiyou Hornbrook Comment
  CAS-BOT-BC231008  Plagiobothrys hispidulus A. A. Heller 1922-7-15 13712 Siskiyou Meadow at Medicine Lake 2133 Comment
  RSA12578  Plagiobothrys hispidus C. B. Wolf 1934-7-6 6008 Siskiyou 5.4 miles from Mt. Shasta City on Wagon Camp Rd, SW slope of Mt. Shasta 1220 Comment
  POM215851  Plagiobothrys scouleri var. hispidulus L. C. Wheeler 1934-7-3 2869 Siskiyou Soda Creek, Sterling Mt., Siskiyou Mts 1677 Comment
  HSC29120  Plantago lanceolata Frederick W. Oettinger 1969-8-15 1383 Siskiyou Marble Mtn. Wilderness Area, W of Upper English Lake 1768 Comment
  HSC30626  Plantago major Frederick W. Oettinger 1969-8-9 1312 Siskiyou Above trail near Young's Cabin on N Fork of Salmon River, Salmon Mts. Comment
  RSA240062  Plantago major Frederick W. Oettinger 1969-8-12 1341 Siskiyou Near Abbott's Lower Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 945 Comment
  UC375220  Platanthera Geo. D. Butler 1910-6-6 1455 Siskiyou Quartz Valley Comment
  SBBG25937  Platanthera dilatata var. leucostachys D. Myrick 1966-8-8 1491 Siskiyou rd to Carter Ranch Mtn Meadow Ranch, Big Flat 1584 Comment
  SBBG30576  Platanthera dilatata var. leucostachys D. Myrick 1968-6-28 2053 Siskiyou Mtn Meadow Ranch, Big Flat, head of Coffee Crk 1524 Comment
  UC1409489  Platanthera sparsiflora Frederick W. Oettinger 1969-7-29 1101 Siskiyou Uncle's Lake outlet, vicinity of English Peak Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  CAS-BOT-BC136655  Platanthera stricta Gilbert Muth 1965-8-4 169 Siskiyou Field redacted by CAS, contact the data manager for more information 1792 Comment
  UCR142785  Plectritis macrocera subsp. macrocera L. C. Wheeler 1935-6-1 3537 Siskiyou Siskiyou Mtns., Yreka Creek [at Lime Gulch confluence] 854 Comment
  CAS-BOT-BC261040  Poa Gilbert Muth 1966-7-17 403 Siskiyou Trail to lookout, Marble Mts. 1828 Comment
  UC2061778  Poa Unknown 1948-8-2 Siskiyou Mount Shasta, Panther meadow. Comment
  UC144655  Poa X fibrata A. A. Heller 1905-6-19 8070 Siskiyou Grenada Station Comment
  RSA239029  Poa bolanderi Frederick W. Oettinger 1969-9-2 1586 Siskiyou Bear Meadow near Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  UCR266715  Poa bolanderi A. A. Heller 1914-8-28 11736 Siskiyou east side of Mt. Eddy 2439 Comment
  CAS-BOT-BC254990  Poa bulbosa J. H. Thomas 1954-5-14 4168 Siskiyou Salmon Mountains, Klamath National Forest. Near S Fork of Salmon River, 5-9 miles SE of Cecilville, along N side of river 1219 Comment
  CAS-BOT-BC255002  Poa bulbosa Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53429 Siskiyou E side of Scott Valley, 10 miles S of Fort Jones on road to Callahan 853 Comment
  HSC27349  Poa cusickii subsp. epilis J. P. Smith, Maralyn O'Meara, J. O. Sawyer 1972-7-3 5697 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  UCD91098  Poa howellii Harley P. Chandler 1901-6-1 1703 Siskiyou near Marble Mountain. Comment
  HSC69043  Poa piperi Maralyn A. Renner 1980-8-7 2349 Siskiyou Klamath National Forest, S of Rattlesnake Meadow. 1799 Comment
  CAS-BOT-BC256011  Poa pratensis H. E. Brown 1897-6-1 374 Siskiyou Near Sisson 1083 Comment
  SEINET10659378  Poa scabrella A. Arthur Heller 1919-6-29 Heller 13402 Siskiyou Near Wagon creek falls, east side of Mt. Eddy in swampy places, the trees Pinus Jeffreyi and P. monticola, the shrubs Salix and Alnus. Comment
  SDSU2782  Poa secunda subsp. juncifolia D. F. Howe 1977-7-1 4977 Siskiyou 10 miles north of Weaverville on #3 792 Comment
  UCD148981  Poa secunda subsp. juncifolia G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-4-28 2587 Siskiyou between Old Highway 99 and railroad at Truttman Lane, 2.3 km south of Grenada. 800 Comment
  CAS-BOT-BC243233  Poa secunda subsp. secunda A. A. Heller 1919-6-25 13266 Siskiyou Compton's prairie, N base of Mount Eddy 1158 Comment
  CAS-BOT-BC243235  Poa secunda subsp. secunda W. R. Dudley 1899-8-21 s.n. Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC482452  Poa secunda subsp. secunda Dana York 2011-8-13 3062 Siskiyou Marble Mountain Wilderness, Klamath National Forest, slopes of Black Marble Mountain 2110 Comment
  HSC26127  Poa secunda subsp. secunda J. P. Smith, Steve Selva 1970-6-16 3996 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  HSC30663  Poa secunda subsp. secunda Frederick W. Oettinger 1969-9-2 1606 Siskiyou Marble Mtn. Wilderness Area, N side of English Peak. 2165 Comment
  UC196958  Poa secunda subsp. secunda Geo. D. Butler 1909-5-22 821 Siskiyou ditch bank near Yreka Yreka Comment
  HSC39632  Poa wheeleri J. P. Smith, J. O. Sawyer 1972-6-30 5647 Siskiyou Ridge W of Little Duck Lake. 2378 Comment
  JEPS121612  Podagrostis thurberiana Kendra Sikes 2011-9-13 Siskiyou Bogbean Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain. Gently sloping wet meadow, W aspect, over gabbro. China Mountain quadrangle. CLB_1 #B Comment
  CAS-BOT-BC232900  Polemonium carneum Geo. D. Butler 1910-5-15 1344 Siskiyou McAdams Creek Comment
  JEPS26587  Polemonium pulcherrimum subsp. pulcherrimum Peter Kamb 1949-8-25 1495 Siskiyou above Horse Camp (sw slope Mt. Shasta); sw slope Mt. Shasta above Horse Camp 3169 Comment
  RSA105327  Polemonium pulcherrimum var. pilosum G. D. Barbe 1955-8-1 325 Siskiyou At the summit of Mt. Bolivar. Scott Mts. 2470 Comment
  SBBG112732  Polemonium pulcherrimum var. pilosum E. White 1998-8-26 698 -2 Siskiyou near Helen Lake, Mt Shasta; T41N, R3W, S20, NE/4 of NE/4 3169 Comment
  NY337078  Polemonium tricolor H. P. Chandler 06 1901 1671 Siskiyou Marble Mountain 2438.4 Comment
  CAS-BOT-BC74165  Polyctenium fremontii L. E. Smith 1913-5-18 227 Siskiyou Bray. Comment
  RSA17731  Polyctenium fremontii Elmer I. Applegate 1935-6-2 9286 Siskiyou Frenner s Ranch on old road to Lava Beds, near north boundary of the National Monument Comment
  SJSU6483  Polyctenium fremontii R. W. Trivelpiece 1972-6-9 97 Siskiyou c. 4 mi E of Grass L 1524 Comment
  HSC4426  Polygala cornuta William J. Ferlatte 1966-8-4 321 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  SEINET11263756  Polygala cornuta George Neville Jones 1967-6-29 45675 Siskiyou Near Dunsmuir, lower slopes of Mt. Shasta.; 0 914 Comment
  POM86388  Polygala cornuta var. cornuta Edward Palmer 1892-7-12 2471 Siskiyou Mt. Shasta and vicinity Comment
  UC484058  Polygala cornuta var. cornuta Carl B. Wolf 1930-10-22 1756 Siskiyou along Pacific Highway 3 mi n Mt. Shasta City 1219 Comment
  UC705877  Polygala cornuta var. cornuta Marion Ownbey and Fred G. Meyer 1940-7-3 2164 Siskiyou 7 mi nw McCloud Comment
  HSC17463  Polygonum aviculare Geo. D. Butler 1908-6-24 181 Siskiyou Butler's Ranch near Yreka Comment
  CAS-BOT-BC414587  Polygonum douglasii Wm. Bridge Cooke 1938-8-5 11447 Siskiyou Mount Shasta. MacBride Springs Comment
  HSC78330  Polygonum douglasii L. P. Janeway 1983-8-16 540 Siskiyou Poker Flat 1524 Comment
  JEPS69757  Polygonum douglasii W. B. and V. G. Cooke 1972-6-30 45414 Siskiyou Military Pass Rd. above Andesite crossing; Mt. Shasta 1524 Comment
  POM104494  Polygonum douglasii Geo. D. Butler 1910-7-14 1779 Siskiyou Shackleford Creek. 1220 Comment
  UC609355  Polygonum douglasii subsp. spergulariiforme Eleanor Burks Hart 1938-8-13 883 Siskiyou above Scott River 701 Comment
  JEPS117465  Polygonum hydropiperoides Lowell Ahart, John Dittes 2010-7-30 16933 Siskiyou Along the south edge of the Shasta River, about 100 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  RSA466401  Polygonum kelloggii Louis C. Wheeler 1934-7-3 2873 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. 1677 Comment
  RSA65857  Polygonum minimum Louis C. Wheeler 1934-8-13 11430 Siskiyou Johnson Dairy, Siskiyou Mts. 1829 Comment
  UC1112257  Polygonum persicaria R. C. Bacigalupi with S. Galen Smith 1957-6-26 5969 Siskiyou 1 1/2 mi n Weed 1036 Comment
  RSA240081  Polygonum persicaria Frederick W. Oettinger 1969-8-29 1562 Siskiyou Main N Fork Trail betw 4th and 5th river crossing. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. Comment
  UCR37850  Polygonum phytolaccifolium K. T. Stillman 1976-6-25 79 Siskiyou Marble Mountain Wilderness Area. On north side of Elk Valley 1799 Comment
  RSA237794  Polygonum phytolaccifolium Frederick W. Oettinger 1967-8-23 320 Siskiyou English Peak Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  CAS-BOT-BC420072  Polygonum polygaloides subsp. kelloggii A. A. Heller 1922-7-15 13713 Siskiyou At Medicine Lake 2133 Comment
  HSC27507  Polygonum polygaloides subsp. kelloggii J. P. Smith, J. O. Sawyer 1972-5-27 5357 Siskiyou Hwy. 3 near the Scott Mtn. Campground on divide between Scott and Trinity Rivers 1601 Comment
  HSC92959  Polygonum polygaloides subsp. kelloggii Jennifer Whipple 1978-10-6 2421 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CAS-BOT-BC420068  Polygonum polygaloides subsp. kelloggii Wm. Bridge Cooke 1939-7-13 13653 Siskiyou Mount Shasta. Portion of Squaw Valley Creek Meadows Comment
  SBBG25881  Polygonum spergulariiforme D. Myrick 1966-8-8 1489 Siskiyou rd to Carter Ranch, Mountain Meadow Ranch, Big Flat 1584 Comment
  RSA466411  Polygonum spergulariiforme M. B. Dunkle 1944-8-25 9176 Siskiyou Siskiyou National Forest; Coastal Northern California. Comment
  SEINET11933191  Polygonum spergulariiforme L. Ahart, Ahart, P. 1983-1 4411 Siskiyou Near Hwy 96, near the Klamath River, ca 5 mi W of Interstate 5. Yellow Pine Forest 1000 Comment
  HSC68533  Polypodium californicum Maralyn A. Renner 1980-6-25 1095 Siskiyou Little South Fork Indian Creek, W Fork 1220 Comment
  POM210936  Polystichum californicum L. C. Wheeler 1934-8-16 3172 Siskiyou Siskiyou Mountains: 2 mi. east of White Mt. 1920 Comment
  UC812658  Polystichum imbricans subsp. imbricans Louis C. Wheeler 1935-4-16 3421 Siskiyou Soap Creek; Siskiyou Mts. 1584 Comment
  CAS-BOT-BC76733  Polystichum imbricans subsp. imbricans Doris K. Kildale 1928-7-3 5434 Siskiyou Fork of Salmon Comment
  CAS-BOT-BC76774  Polystichum imbricans subsp. imbricans A. A. Heller 1905-6-17 8061 Siskiyou Near the source of the Sacramento River west of Sisson. Comment
  UC1408839  Polystichum imbricans subsp. imbricans Frederick W. Oettinger 1968-9-8 777 Siskiyou boulder area due n of outlet English Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1783 Comment
  CAS-BOT-BC72388  Polystichum lemmonii A. A. Heller 1914-8-28 11739 Siskiyou Mt. Eddy 2346 Comment
  SBBG16155  Polystichum lemmonii E. Bacciu 1961-6-1 Siskiyou Mt Eddy Crk, near Weed 1524 Comment
  SBBG19474  Polystichum lemmonii L. L. Kiefer 1963-8-8 744 Siskiyou White Mtn, N of town of Horse Crk, trail from Siskiyou Summit to White Mtn 1524 Comment
  UC336670  Polystichum lemmonii unknown Siskiyou Mt. Eddy near Shasta Mt. Mt. Eddy Comment
  CAS-BOT-BC72374  Polystichum lemmonii K. T. Stillman 1976-6-26 115 Siskiyou Marble Mountain Wilderness Area, Scott Bar quad. 2011 Comment
  CAS-BOT-BC72377  Polystichum lemmonii Doris K. Kildale 1929-8-23 8821 Siskiyou Preston Peak 396 Comment
  HSC61976  Polystichum lemmonii Al Hobart 6 Aug [year missing] Siskiyou Preston Pk. 1982 Comment
  HSC79128  Polystichum lemmonii C. J. Thomas 1983-10-1 74 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  POM212871  Polystichum lemmonii L. C. Wheeler 1934-8-14 11415 Siskiyou North side White Mt. About rocks, dry north slope. 1768 Comment
  RSA123580  Polystichum lemmonii G. D. Barbe 1955-7-9 147 Siskiyou Among rocks beside a stream on SW shore of Kangaroo Lake, Scott Mts. 1829 Comment
  SFV95  Polystichum lemmonii E. Bacciu 1961-6-1 s. n. Siskiyou Mount Eddy Creek, near Weed. 1524 Comment
  UC371156  Polystichum lemmonii G. D. Butler 1908-8-5 238 Siskiyou meadow below Cold Spring (Wooly Creek) Comment
  HSC26112  Polystichum lonchitis J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5679 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  JEPS100527  Polystichum lonchitis Dean Wm. Taylor with Glenn L. Clifton 1996-7-26 15859 Siskiyou Cliff Lake, The Eddys (about 15 air miles southwest of Weed); Shasta-Trinity National Forest 1920 Comment
  CAS-BOT-BC76680  Polystichum munitum Doris K. Kildale 1928-7-3 5450 Siskiyou Little North Fork Salmon River Comment
  HSC73053  Polystichum munitum Gail Newton 1980-6-20 477 Siskiyou Near Bald Mtn. 1097 Comment
  UC1481756  Polystichum scopulinum Milo Baker 1896-7 7 a Siskiyou e slope Mt. Shasta (Ash Creek) Comment
  UC338398  Polystichum scopulinum unknown 1888-9-12 Siskiyou side of Shasta Comment
  UC366561  Polystichum scopulinum unknown 1878-7-12 Siskiyou near Shasta (Mt. Eddy) Comment
  HSC75254  Polystichum scopulinum J. O. Sawyer, M. Mesler 1980-8-12 4046 Siskiyou Lower W peak of Box Camp Mtn. Comment
  RSA693356  Polystichum scopulinum L. C. Wheeler 1934-8-6 3059 Siskiyou Siskiyou Mountains: Rocky Gulch off Jaynes Canyon. Mt. Diablo Mer. 1829 Comment
  UC1045306  Populus trichocarpa W. Bridge Cooke 1940-8-22 15455 Siskiyou lower valley of Mud Creek Mount Shasta; , lower valley of Mud Creek Comment
  RSA756938  Portulaca oleracea R. F. Thorne 1969-8-2 63346 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  SBBG126112  Potamogeton berchtoldii L. Ahart, J. Dittes 2010-7-30 16963 Siskiyou swift deep water of the Shasta River, ca. 30 yards NW of E Louie Rd Bridge, Shasta Big Springs Ranch, 1.6 mi (air) SW of Big Springs Lake, 4.6 mi (air) NW of Dwinnel Dam, 5.7 mi (air) SE of Grenada 716 Comment
  CHSC91716  Potamogeton crispus G. F. Hrusa 2001-6-6 15860 Siskiyou Siskiyou Mountains. Klamath River, +/- 1.5 mi. E of Ft. Goff campground. At river edge. Adjacent to 15859, app. 20 meters downstream. UTM: 10T, 463312 N, 0481408 E. 350 Comment
  JEPS42976  Potamogeton foliosus Geo. D. Butler 1909-9-12 882 Siskiyou Oro Fino Comment
  POM172662  Potamogeton illinoensis Geo D. Butler 1910-8-21 1853 Siskiyou Shasta River. Comment
  CHSC106102  Potentilla anserina subsp. anserina Lowell Ahart; John Dittes 2010-7-30 16940 Siskiyou About 5 yards south of the Shasta River, about 10 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  CHSC71325  Potentilla anserina subsp. anserina Vernon H. Oswald; Lowell Ahart 1998-6-11 9212 Siskiyou Old State Hwy. 0.5 mi west of Bray, ca. 10 air mi east of Grass Lake located on Hwy. 97, ca. 23 air mi northeast of Weed. Along a roadside ditch on the edge of the meadow. 1414 Comment
  SEINET3156887  Potentilla blasckeana G. D. Butler 1910-5-28 1419 Siskiyou Shasta Valley Comment
  UC1409340  Potentilla drummondii Frederick W. Oettinger 1969-7-13 1001 Siskiyou moist meadow n Upper English Lake (High Lake Basins in the vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1950 Comment
  HSC86548  Potentilla drummondii D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  HSC34154  Potentilla flabellifolia J. O. Sawyer 1969-7-18 1391 Siskiyou Head of S Russian Creek 1829 Comment
  HSC96434  Potentilla flabellifolia Gordon Leppig, Tony LaBanca, Leonel Arguello 1997-6-27 481 Siskiyou Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  UCR37851  Potentilla glandulosa subsp. nevadensis K. T. Stillman 1976-6-26 123 Siskiyou Marble Mountain Wilderness Area, near Bear Lake 1829 Comment
  HSC90539  Potentilla gracilis var. fastigiata Jennifer Whipple 1976-7-24 1543 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  JEPS47175  Potentilla gracilis var. fastigiata W. L. Jepson 1937-7-30 18550 Siskiyou Poker Flat Siskiyou Mts., headwaters of Indian Creek, Poker Flat 1584 Comment
  CAS-BOT-BC540546  Potentilla gracilis var. fastigiata David D. Keck 1938-8-8 4869 Siskiyou Scott Mountain Divide, between Scott Mountain and Craggy Peak, at Trinity Co. line 1676 Comment
  UCR38390  Potentilla millefolia G. R. Ballmer, G. F. Pratt 1985-6-19 s.n. Siskiyou Trinity Mtns, Gumboot Lake, west of Dunsmuir 1829 Comment
  CAS-BOT-BC158528  Potentilla millefolia Mrs. Brandegee 1887-7-1 8074 Siskiyou Gazelle. At Edgewood, the first station south of Gazelle Comment
  UCD113806  Potentilla millefolia M. V. Maxwell 1941-6-25 s.n. Siskiyou 14 mi. E. of Montague. 914 Comment
  UCLA49010  Prunella vulgaris W. Bridge Cooke 1940-8-2 15401 Siskiyou Bear Springs Mount Shasta; , Bear Springs Comment
  UCLA49270  Prunella vulgaris W. Bridge Cooke 1939-7-7 13600 Siskiyou along the road between Bear Springs and Wagon Camp Mount Shasta; , between Bear Springs and Wagon Camp Comment
  HSC29322  Prunella vulgaris subsp. lanceolata Frederick W. Oettinger 1969-8-18 1422 Siskiyou Marble Mountain Wilderness Area, W of Horse Range Lake outlet 1822 Comment
  JEPS124566 Image available Prunella vulgaris subsp. lanceolata Michael Fleschner 1965-7-14 1965 -141 Siskiyou 4 miles west of Deadhouse summit HWY 89. Comment
  CAS-BOT-BC158241  Prunus emarginata Wm. Bridge Cooke 1938-6-17 11011 Siskiyou Sisson Southern Trail Comment
  HSC18926  Prunus emarginata J. O. Sawyer 1969-8-1 1664 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC68389  Prunus emarginata Maralyn A. Renner 1980-6-26 1251 Siskiyou SE edge of Flint Valley. 1390 Comment
  RSA747164  Prunus emarginata Bonnie C. Templeton 1964-6-9 10066 Siskiyou Slope of Mt. Shasta Comment
  CAS-BOT-BC151235  Prunus virginiana var. demissa Cyril Gammon 1951-8-14 130 Siskiyou Happy Camp Comment
  CAS-BOT-BC151248  Prunus virginiana var. demissa C. B. Wolf 1931-9-2 2389 Siskiyou Near Fish Hatchery at Mt. Shasta City (Sisson) along edge of ditch. 1066 Comment
  JEPS44609  Prunus virginiana var. demissa W. L. Jepson 1940-7-3 20093 Siskiyou 6 mi e of McCloud (Fowlers Camp, McCloud River); McCloud River, Fowlers Camp 944 Comment
  UC1539991  Prunus virginiana var. demissa M. Mitchell 1936-5-12 17 Siskiyou n side of Eaglenest, Lava Beds National Monument, Eaglenest Eaglenest; Lava Beds National Monument, Eaglenest 1584 Comment
  SEINET7452469  Prunus virginiana var. demissa G. D. Butler 1909-5-16 s.n. Siskiyou Near Yreka. Comment
  HSC29162  Pseudognaphalium thermale Frederick W. Oettinger 1969-9-4 1638 Siskiyou Marble Mtn. Wilderness Area, NE side of Hancock Lake 1951 Comment
  CAS-BOT-BC239814  Pseudoroegneria spicata Milo S. Baker 1955-6-26 1383 Siskiyou Shasta Val., bet. Weed and Gazelle 914 Comment
  CAS-BOT-BC239819  Pseudoroegneria spicata Elmer I. Applegate 1935-6-5 9317 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  SEINET8233950  Pseudoroegneria spicata Unknown 2007-6-17 Siskiyou California Siskiyou County, Cottonwood Peak. 1516 Comment
  HSC44886  Pseudotsuga menziesii var. menziesii Maralyn O'Meara 1974-5-25 398 Siskiyou Along road to Duck Lakes trail 1402 Comment
  CHSC88367  Psilocarphus oregonus Jenny Marr 1993-7-1 173 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CHSC71578  Pterospora andromedea Vernon H. Oswald; Lowell Ahart 1998-8-3 9445 Siskiyou Rock Fence Lake Rd. (USFS 41N18) 0.1 mi northeast of its intersection with Kangaroo Lake Rd. (USFS 41N08) 4.9 mi southest of Gazelle-Callahan Rd. 1676 Comment
  CAS-BOT-BC460549  Pterospora andromedea Wayne Roderick 1967-7-27 s.n. Siskiyou High road S of Etna 1676 Comment
  HSC63299  Pterospora andromedea M. A. Baker 1979-7-31 1095 Siskiyou Head of Tickner Creek on trail to Johnson's Hunting Trail 1400 Comment
  RSA715803  Puccinellia distans L. Ahart 2005-6-9 12002 Siskiyou About 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 775 Comment
  UCD113276  Purshia tridentata var. tridentata K. M. Meyer; A. Townesmith 2007-8-2 184 Siskiyou Shasta-Trinity National Forest. 0.1 mile on Forest Service Road 43N21, 12.5 miles on Highway 97, E side of road. 1218 Comment
  RSA1187  Purshia tridentata var. tridentata B. D. Stark 1929-7-25 1390 Siskiyou 2 miles N of Sawyers Camp. Klamath River. 152 Comment
  CAS-BOT-BC460867  Pyrola aphylla G. P. Rixford no date on label s.n. Siskiyou Hilt Comment
  CAS-BOT-BC465508  Pyrola asarifolia Alice Eastwood 1912-7-17 1175 Siskiyou Sisson Comment
  RSA0080539  Pyrola crypta G. D. Barbe 1955-7-26 269 Siskiyou On northwest slope of Scott Mtn. 1829 Comment
  HSC30474  Pyrola dentata Frederick W. Oettinger 1969-8-9 1325 Siskiyou Salmon Mts., before Hen Creek along main N Fork Trail between Fivemile Stockgate and Abbott's Upper Cabin 1098 Comment
  SEINET8218484  Pyrola dentata Fred W. Hoffman 1948-7-8 2601 Siskiyou north of West Branch Camp; Waldo-Happy Camp Road. Comment
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May 8 2018
  HSC36657  Pyrola picta Brent Whiteley 1975-6-28 87 Siskiyou 915 Comment
  UC165292  Pyrola picta Geo. D. Butler 1908-7-20 22 Siskiyou Head of Long Gulch Comment
  UC1282019  Pyrrocoma racemosa var. pinetorum Louise Kellogg Aug 8 1953-Aug 9 1953 119 Siskiyou Scott Mountain Public Campground Scott Mountains, Klamath National Forest 1630 Comment
  UC595075  Pyrrocoma racemosa var. pinetorum David D. Keck 1938-8-8 4862 Siskiyou 3 mi se Scott Mt. Lodge (ridge between Mill Creek and Mule Creek); Scott Mts. 1340 Comment
  CAS-BOT-BC68604  Quercus chrysolepis Dr. A. Kellogg; W. G. W. Harford 1868-9 915 Siskiyou Ukiah Comment
  SEINET4077684  Quercus chrysolepis Unknown No date 1090 Siskiyou Shasta Springs. Comment
  UC249561  Quercus garryana Joseph P. Tracy 1922-9-3 6113 Siskiyou Somes Bar Northern Coast Ranges 243 Comment
  CAS-BOT-BC62756  Quercus garryana var. breweri John Thomas Howell 1934-7-4 12385 Siskiyou Lava flow between Timbered Crater and Little Hot Springs Valley Comment
  CAS-BOT-BC62759  Quercus garryana var. breweri John Thomas Howell 1934-7-4 12383 Siskiyou Lava beds between Timbered Crater and Little Hot Springs Valley Comment
  HSC29146  Quercus garryana var. breweri Frederick W. Oettinger 1968-9-5 703 Siskiyou Marble Mtn. Wilderness Area, slope above English Lake about halfway up to Diamond Lake along trail from English Lake 1890 Comment
  UC1408906  Quercus garryana var. breweri Frederick W. Oettinger 1968-8-18 574 Siskiyou due nnw Tobacco Lake (and w of the w cove of Hancock Lake, vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1920 Comment
  UCD46691  Quercus kelloggii Frank C. Vasek 1975-6-29 750629 9 Siskiyou 2.3 miles east of Callahan, Siskiyou County, California. Comment
  HSC68425  Quercus sadleriana Maralyn A. Renner 1980-7-4 1448 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  HSC69019  Quercus sadleriana Maralyn A. Renner 1980-7-24 2016 Siskiyou Lily Pad Lake 1768 Comment
  JEPS27149  Quercus sadleriana Lauramay T. Dempster 1961-7-1 1831 Siskiyou s slope White Mountain Comment
  UC1313014  Quercus sadleriana Sandra L. Holloway 1963-10-12 77 Siskiyou junction Red Rock Valley trail and Canyon Creek trail; Marble Mountain Wilderness Area 1341 Comment
  UC1553368  Quercus sadleriana W. J. Ferlatte 1988-8-24 218 Siskiyou 17 mi n Happy Camp (near Des Moines Creek on road 18N30, 0.1 mi from road to O'Brien); Preston Pk. Quad. Comment
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Feb 9 2009
  CAS-BOT-BC104642  Quercus vacciniifolia Geo. D. Butler 1910-7-12 1760 Siskiyou Shackleford Creek 1371 Comment
  HSC69138  Quercus vacciniifolia Maralyn A. Renner 1980-8-8 2480 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  RSA237831  Quercus vacciniifolia Frederick W. Oettinger 1969-8-22 1490 Siskiyou Horse Range Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
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Dec 10 2015
  UC637076  Quercus vacciniifolia Edward Lee 1934-8-13 1066 Siskiyou Happy Camp to Waldo (Oregon) road (watershed of West Branch of Indian Creek); Klamath National Forest, West Branch of Indian Creek 1371 Comment
  UCSB1267  Quercus vacciniifolia Muller, Cornelius 1954-6-24 Siskiyou 4.8 mi. below summit of Salmon Mt. pass, 6 mi. SW of Etna Comment
  JEPS90106  Raillardella pringlei Glenn L. Clifton 1992-9-11 27384 Siskiyou Gumboot Creek North Coast Ranges (headwaters of South Fork Sacramento River, (Seven Lakes Basin 7 1/2' quadrangle) 1905 Comment
  UC70365  Ranunculus alismifolius var. alismifolius Milo S. Baker 1898-8-1 499 Siskiyou Medicine Lake; near shore Comment
  CAS-BOT-BC380413  Ranunculus alismifolius var. hartwegii Alice Eastwood 1921-7-28 10927 Siskiyou Medicine Lake Comment
  CAS-BOT-BC380415  Ranunculus alismifolius var. hartwegii Dorothy Parker 1946-6-12 136 Siskiyou along marshy edges of Middle Boulder Lake 488 Comment
  CAS-BOT-BC379130  Ranunculus aquatilis var. diffusus Laura M. Lathrop 1903-7-20 s.n. Siskiyou Shasta Retreat Comment
  HSC28662  Ranunculus aquatilis var. diffusus Frederick W. Oettinger 1969-9-5 1683 Siskiyou Marble Mtn. Wilderness Area, Salamander Pond near Abbott's Lake 1768 Comment
  RSA211131  Ranunculus eschscholtzii var. suksdorfii William J. Ferlatte 1967-7-26 758 Siskiyou Caribou Basin, Sawtooth Ridge. 2043 Comment
  JEPS55090  Ranunculus hebecarpus Geo. D. Butler 1909-5-2 784 Siskiyou near Yreka Comment
  HSC61938  Ranunculus orthorhynchus Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  SEINET12100634  Ranunculus orthorhynchus Unknown 1936-1 13306 Siskiyou Hornbrook Comment
  SBBG2264  Ranunculus orthorhynchus var. orthorhynchus H. and M. Dearing 1939-6-5 3555 c Siskiyou E of McCloud 1066 Comment
  UC54285  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock June, 1903 4066 Siskiyou Sisson Sierra Nevada Mountains, Mount Shasta (meadows around) 1066 Comment
  JEPS42066  Rhamnus californica Ruby Van Deventer 1938-6-26 169 Siskiyou near Windy Camp (Old Gasquet Road) 365 Comment
  RSA238023  Rhamnus purshiana Frederick W. Oettinger 1968-8-23 617 Siskiyou Mid way down the steep spillway from Diamond Lake to upper English Lake and along the spillway stream. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness. 1921 Comment
  UC1121928  Rhamnus rubra H. S. Yates 1936-6-21 5829 Siskiyou n base Wintoon Butte; Dunsmuir Quad. 1219 Comment
  CAS-BOT-BC53737  Rhododendron columbianum John Thomas Howell 1937-7-24 13423 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC91309  Rhododendron columbianum Jennifer Whipple 1977-8-4 2160 Siskiyou Wagon Creek drainage near Wagon Creek 2226 Comment
  CHSC86649  Rhododendron neoglandulosum Jenny Marr 1993-7-1 32 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC456172  Rhododendron occidentale I. J. Condit 1909-8-23 Siskiyou Castle Lake near Sisson; Castle Lake Comment
  CAS-BOT-BC200668  Rhus aromatica Geo. D. Butler 1910-6-29 1615 Siskiyou Near Yreka Comment
  POM127811  Rhus trilobata var. quinata L. R. Abrams 1922-8-6 9909 Siskiyou Klamath River 6 miles below Hornbrook Comment
  CAS-BOT-BC92408  Ribes aureum var. aureum L. E. Smith 1913-5-4 250 Siskiyou Hornbrook. Comment
  CAS-BOT-BC92541  Ribes binominatum Roxana S. Ferris; Laura Lorraine 1948-6-12 11769 Siskiyou About 6 miles from Etna on forks of Salmon Road. 1706 Comment
  UC1222380  Ribes binominatum Joseph P. Tracy 1951-6-16 19499 Siskiyou at crossing of Takilma-Happy Camp Road (summit of Siskiyous); Siskiyous Comment
  CHSC9494  Ribes cereum J. F. Goodwin 1971-7-3 132 Siskiyou North side of road on dry rocky bank, 3.0 mi. south of Mt. Shasta Ski Bowl area. 2087 Comment
  LA205407  Ribes cereum Wm. Bridge Cooke; 1938-8-22 11564 Siskiyou Diller Canyon Comment
  SFV1613  Ribes cereum J. Major 1961-7-14 635 Siskiyou Mount Shasta, Panther Creek. 1790 Comment
  CAS-BOT-BC168864  Ribes inerme var. klamathense A. A. Heller 1919-6-27 13393 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC168869  Ribes inerme var. klamathense Ellsworth Bethel 1923-5-21 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC168873  Ribes inerme var. klamathense Geo. D. Butler 1910-5-18 1362 Siskiyou Yreka Creek Comment
  RSA0021095  Ribes inerme var. klamathense G. D. Barbe 1955-6-29 42 Siskiyou 1.8 miles east of Callahan, south bank of Scott River. 976 Comment
  CAS-BOT-BC173288  Ribes lacustre Doris K. Kildale 1929-7-20 8667 Siskiyou Raspberry Lake, upper Indian Creek 1828 Comment
  CAS-BOT-BC173296  Ribes lacustre Roxana S. Ferris; Laura Lorraine 1948-6-12 11803 Siskiyou At Mule Creek crossing on Scott Mountain Road south of Callahan 1493 Comment
  SJSU2554  Ribes lacustre H. L. Buckalew 1962-7-7 Siskiyou Poker Flat c. 3 mi W of junction of Indian Cr with W Branch Indian Cr, Siskiyou Mts. 1143 Comment
  RSA0021100  Ribes lacustre William J. Ferlatte 1967-6-29 571 Siskiyou Along the Yellow Rose Mine Trail. 1677 Comment
  CAS-BOT-BC173382  Ribes lobbii Roxana S. Ferris; Laura Lorraine 1948-6-12 11768 Siskiyou About 6 miles from Etna on forks of Salmon Road 1676 Comment
  HSC44979  Ribes lobbii J. O. Sawyer 1978-6-21 3282 Siskiyou Marble Mtn. Wilderness Area, along trail N of Clear Lake 1951 Comment
  HSC99339  Ribes lobbii G. L. Clifton 1979-7-1 6195 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  JEPS49363  Ribes lobbii Geo. D. Butler 1908-7-19 265 Siskiyou Humbug Creek Comment
  UC165266  Ribes lobbii Geo. D. Butler 1909-5-31 793 Siskiyou Humbug Creek Comment
  UC166553  Ribes lobbii Geo. D. Butler 1910-4-22 1223 Siskiyou Quartz Valley Comment
  SEINET13942602 Image available Ribes lobbii James Payne Smith Jr 1977-1 9072 Siskiyou The road leading through International Paper property to the Duck Lakes trailheads. T40N, R9@, Sec 7. Elev 5000 ft 1524 Comment
  CAS-BOT-BC217881  Ribes nevadense Marcus E. Jones 1931-7-17 29003 Siskiyou Shasta City (Session's) Comment
  SD76163  Ribes nevadense Helen V. Witham 1969-10-7 548 Siskiyou Northwest face, granite cliffs above Kangaroo Lake, Scott Mts. 2100 Comment
  UC1190157  Ribes nevadense Ira L. Wiggins 1955-7-25 13508 Siskiyou Mountain View Ranch, ditch head on Rush Creek Rush Creek 1005 Comment
  CAS-BOT-BC199992  Ribes roezlii var. cruentum L. E. Smith 1913-4-14 628 Siskiyou Yreka Comment
  CDA25572  Ribes roezlii var. cruentum T. C. Fuller 1962-8-3 9520 Siskiyou Siskiyou Mountains; Slope above Salt Gulch, Horse Creek. 0 Comment
  HSC68479  Ribes roezlii var. cruentum Maralyn A. Renner 1980-6-8 815 Siskiyou Slopes N of Moffett Creek 945 Comment
  HSC99608  Ribes roezlii var. cruentum G. L. Clifton, Griswold 1979-6-28 6130 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  JEPS49235  Ribes roezlii var. cruentum W. L. Jepson 1937-7-30 18544 Siskiyou headwaters Indian Creek (Poker Flat); Siskiyou Mountains 1584 Comment
  JEPS49462  Ribes roezlii var. cruentum W. L. Jepson 1902-7-17 2059 Siskiyou trail to Devil's Backbone; Trinity Summit 2133 Comment
  SBBG27523  Ribes roezlii var. cruentum L. C. Wheeler 1934-6-28 2815 Siskiyou Little Soda Crk, Sterling Mtn 1066 Comment
  HSC73292  Ribes sanguineum Gail Newton 1980-6-20 508 Siskiyou Near Bald Mtn. 1097 Comment
  CAS-BOT-BC173907  Ribes velutinum Elmer I. Applegate 1927-4-24 5001 Siskiyou Modoc Lava Beds, Battle Ground Comment
  CAS-BOT-BC173910  Ribes velutinum Alice Eastwood 1912-7-20 1265 Siskiyou Hornbrook Comment
  CAS-BOT-BC168800  Ribes viscosissimum Edna Kelsey 1961-8-1 s.n. Siskiyou Skyhigh Lake, Marble Mts. Comment
  UC11679  Ribes viscosissimum Harley P. Chandler June 1901 1597 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  HSC46764  Ribes viscosissimum William J. Ferlatte 1974-7-15 1540 Siskiyou Yellow Rose Mine Trail 1646 Comment
  CDA8539  Rigiopappus leptocladus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2774 Siskiyou Northwest point of Chaparral Hill overlooking Scott River, 2 miles (3.2 km) west of Fort Jones on Lighthill Grade Road. Comment
  POM265892  Romanzoffia californica Lincoln Constance, R. C. Rollins 1942-5-13 2904 Siskiyou Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad. 457 Comment
  CAS-BOT-BC74662  Rorippa curvisiliqua Louis C. Wheeler 1934-7-3 2872 Siskiyou Klamath Forest. Soda Creek. 1676 Comment
  HSC77283  Rorippa curvisiliqua L. P. Janeway 1983-8-27 620 Siskiyou Along Twin Valley/Poker Flat trail 1677 Comment
  RSA240074  Rorippa curvisiliqua Frederick W. Oettinger 1969-8-21 1480 Siskiyou Ethel Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CDA22999  Rorippa nasturtium-aquaticum F. D. Horn 1980-7-2 s.n. Siskiyou Roadside, Highway 96 about 10 miles N. of Somes Bar. 0 Comment
  UC375394  Rosa californica Geo. D. Butler 1908-9-6 1045 Siskiyou dry land near Yreka Comment
  UC375395  Rosa californica Geo. D. Butler 1908-6-20 1044 Siskiyou near Yreka Comment
  RSA15595  Rosa eglanteria Carl B. Wolf 1927-8-27 1112 Siskiyou On the Klamath River, Happy Camp. Comment
  CAS-BOT-BC146754  Rosa gymnocarpa H. A. Thomas; J. H. Thomas 1954-7-27 4551 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. South side of South Fork of Salmon River in vicinity of Blind Horse Creek and area 1 mile to SE 975 Comment
  RSA50227  Rosa gymnocarpa E. K. Balls 1949-7-9 13934 Siskiyou 8.3 miles from Etna on road to Sawyer's Bar. 1006 Comment
  UC637137  Rosa gymnocarpa Edward Lee 1934-8-13 1090 Siskiyou Happy Camp to Waldo (Oregon) road Klamath National Forest, watershed of West Branch of Indian 1463 Comment
  CAS-BOT-BC146759  Rosa gymnocarpa W. R. Dudley 1901-8-25 s.n. Siskiyou Carters Meadow, Salmon Mts. Comment
  HSC29498  Rosa pisocarpa Frederick W. Oettinger 1968-8-23 612 Siskiyou Marble Mtn. Wilderness area, Diamond Lake on way to English Lake 2058 Comment
  UC527337  Rosa pisocarpa C. B. Wolf 1931-9-2 2390 Siskiyou at roadside near Fish Hatchery; Mt. Shasta City (Sisson) 1066 Comment
  JEPS45695  Rosa pisocarpa subsp. pisocarpa W. L. Jepson July 1894 13894 Siskiyou Sisson Comment
  HSC34666  Rosa rubiginosa Thomas W. Nelson, J. O. Sawyer 1974-10-29 1738 Siskiyou Hwy. 3, S of Calaghan Comment
  HSC36659  Rubus armeniacus Brent Whitely 1975-6-20 6 Siskiyou 223 Comment
  HSC29361  Rubus lasiococcus Frederick W. Oettinger 1968-8-5 415 Siskiyou Marble Mountain Wilderness Area, W end of Charmaine Lake 1921 Comment
  HSC62281  Rubus lasiococcus Al Hobart 1968-6-20 Siskiyou Youngs Valley 1768 Comment
  CAS-BOT-BC147981  Rubus leucodermis Carl B. Wolf 1927-8-27 1134 Siskiyou At mouth of Crawford Creek, Klamath River Comment
  HSC36754  Rubus leucodermis Brent Whitely 1975-6-23 41 Siskiyou 223 Comment
  HSC99688  Rubus leucodermis G. L. Clifton, Terry Griswold 1979-6-27 6092 Siskiyou Near Shackleford Creek, close to the town of Greenview 1342 Comment
  LA208219  Rubus leucodermis W. B. C.; 1939-7-14 13698 Siskiyou Mount Shasta, along the Sisson Southern Trail 1981 Comment
  UC1409363  Rubus leucodermis Frederick W. Oettinger 1969-7-28 1079 Siskiyou nnw Little English Lake (High Lake Basins in vicinity of English Peak, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  HSC29360  Rubus parviflorus Frederick W. Oettinger 1968-8-18 565 Siskiyou High Lake basin in the vicinity of English Peak, Marble Mtn. Wilderness Area: E side of Hancock Lake 1936 Comment
  RSA264949  Rubus parviflorus G. L. Clifton 1975-7-28 s.n. Siskiyou Near Cook and Green Pass. Near Seiad Valley. 1646 Comment
  HSC63041  Rubus ursinus J. P. Smith 1973-5-5 6420 Siskiyou Along Cook and Green Pass Rd. Comment
  CAS-BOT-BC6026  Rudbeckia californica var. intermedia L. E. Smith 1913-9-1 557 Siskiyou Mt. Eddy Comment
  JEPS25872  Rudbeckia klamathensis Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7445 Siskiyou just above Indian Creek Ranger Station (along Happy Camp-Takilma road) 609 Comment
  UC1023810  Rumex acetosella Douglas Barbe 1955-6-29 41 Siskiyou 1.8 mi e Callahan (s bank of Scott River); Klamath Mountains, Scott River 975 Comment
  CHSC93540  Rumex crispus Lowell Ahart; John Dittes 2005-6-10 12061 Siskiyou Near a poor dirt road, about 80 yards north of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  HSC17612  Rumex triangulivalvis R. C. Wunner 1965-6-22 266 Siskiyou Lava Beds NM, 1 mi. NW of Stronghold 1220 Comment
  UC166121  Sagina saginoides Geo. D. Butler 1910-7-12 1764 Siskiyou Shackleford Creek 1219 Comment
  UC796609  Sagina saginoides Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11745 Siskiyou French Creek Logging Rd. w. of Callahan 1066 Comment
  SD88326  Sagittaria longiloba Darley F. Howe 1972-7-8 Siskiyou Grass Lake, 21 miles north of Weed on #97. 1525 Comment
  CAS-BOT-BC103535  Salix commutata John Thomas Howell 1939-8-7 15131 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC103548  Salix commutata Alice Eastwood 1921-7-29 10970 Siskiyou Medicine Lake Comment
  HSC19410  Salix eastwoodiae J. O. Sawyer 1968-7-22 540 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  CAS-BOT-BC107654  Salix jepsonii Alice Eastwood 1921-7-24 10716 Siskiyou Castle Lake Comment
  RSA101634  Salix laevigata Thomas Howell 1889-4-14 1393 Siskiyou Hornbrook. Comment
  RSA105507  Salix laevigata G. D. Barbe 1955-6-28 6 Siskiyou 0.8 mile N of Callahan near Hjertagers' Mill. 976 Comment
  LA208831  Salix lasiandra A. A. Heller; 1915-7-18 12129 Siskiyou Metcalf's Ranch, Metcalf's ranch, NE of Mt. Eddy in the forest 1371 Comment
  UC482235  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou ca. 16 km. n.w. Shasta City (stream above Metcalf ranch house, n.e. side Mt. Eddy); Mt. Eddy 1425 Comment
  CAS-BOT-BC125449  Salix lasiandra var. lasiandra L. E. Smith 1914-5-5 651 Siskiyou Sisson Comment
  CAS-BOT-BC125479  Salix lasiandra var. lasiandra L. E. Smith 1914-4-26 646 Siskiyou Near Dunsmuir Comment
  CAS-BOT-BC125474  Salix lasiandra var. lasiandra W. R. Dudley 1907-8-24 s.n. Siskiyou South Fork Salmon, below Smiths Comment
  CAS-BOT-BC107064  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 412 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1425 Comment
  CAS-BOT-BC107069  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 412 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1425 Comment
  POM219895  Salix lasiolepis H. P. Bracelin 1931-6-19 422 Siskiyou NE side of Mt Eddy. About 16 km NW of Shasta City. 1500 Comment
  CAS-BOT-BC124544  Salix lasiolepis var. lasiolepis W. R. Dudley 1899-8-8 s.n. Siskiyou Near Big Spring above Sisson Comment
  POM219748  Salix lucida subsp. lasiandra H. P. Bracelin 1931-6-21 473 Siskiyou N base of Mt Eddy. About 13 km NW of Shasta City. At bridge, about 1.3 km E of Burney Mill. 1110 Comment
  UC481730  Salix melanopsis Mrs. H. P. Bracelin 1931-6-22 475 Siskiyou near hwy. at Flume Creek Camp (Flume Creek - tributuary of Pit River); Flume Creek 555 Comment
  UC481731  Salix melanopsis Mrs. H. P. Bracelin 1931-6-22 475 Siskiyou near hwy. at Flume Creek Camp (Flume Creek - tributuary of Pit River); Flume Creek 555 Comment
  CAS-BOT-BC125691  Salix melanopsis W. R. Dudley 1901-8-25 s.n. Siskiyou By road, South Fork Scotts Comment
  CAS-BOT-BC126134  Salix scouleriana L. S. Smith 1931-6-7 21 Siskiyou Mt. Shasta 1066 Comment
  CAS-BOT-BC126168  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 445 Siskiyou East side of Mount Eddy, about 17 km. northwest of Shasta City; in Wagon Creek Canyon, about 1 km. up from Metcalf ranch house 1170 Comment
  JEPS38485  Salix scouleriana W. L. Jepson 1907-7-19 2947 Siskiyou Indian Creek above Happy Camp; western Siskiyou Co. Comment
  OBI70521  Salix scouleriana D. G. Kelch, Marianne Cabot 2008-8-12 s.n. Siskiyou Ft. Jones, 6711 Mill Creek rd Comment
  HSC667  Salix sitchensis William J. Ferlatte 1967-7-9 683 Siskiyou Kidd Creek Trail 1768 Comment
  CAS-BOT-BC220806  Salvia dorrii var. dorrii Elmer I. Applegate 1932-6-13 7242 Siskiyou Lava Beds National Monument. Captain Jack's Stronghold, north of the monument area, near old shoreline of Tule Lake Comment
  UC1408789  Sambucus mexicana Frederick W. Oettinger 1968-8-23 618 Siskiyou just w Upper English Lake (w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1767 Comment
  UC164071  Sambucus mexicana Geo. D. Butler 1910-5-29 1425 Siskiyou near Yreka Comment
  POM210953  Sambucus microbotrys L. C. Wheeler 1934-8-2 3019 Siskiyou Alex Hole, Alex Canyon. Siskiyou Mtns. 1890 Comment
  CAS-BOT-BC236481  Sambucus racemosa subsp. racemosa Doris K. Kildale 1928-8-19 6500 Siskiyou English Lake, head of north fork of Salmon River Comment
  HSC22307  Sambucus racemosa var. melanocarpa J. O. Sawyer 1969-7-23 1456 Siskiyou Near Sugar Lake. Comment
  UC1037445  Sanguisorba minor subsp. muricata Douglas Barbe 1955-7-5 97 Siskiyou on French Creek 11 mi s Etna; Klamath Mountains, s of Etna on French Creek 1066 Comment
  UC991120  Saponaria officinalis J. M. Tucker 1950-7-24 1947 Siskiyou lot beside Highway 99 on the outskirts Mount Shasta town; town of Mount Shasta Comment
  HSC68018  Saponaria officinalis J. P. Smith, Steve Selva 1970-7-16 4404 Siskiyou 1 mi. E of O'Neill Campground 579 Comment
  HSC27476  Sarcodes sanguinea J. P. Smith, J. O. Sawyer 1972-5-28 5375 Siskiyou 1.2 mi. E. of Jackson Creek on Callahan-Cecilville Rd., Klamath National Forest 1341 Comment
  RSA238317  Saxifraga ferruginea Frederick W. Oettinger 1968-9-2 659 Siskiyou Upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1921 Comment
  RSA238318  Saxifraga ferruginea Frederick W. Oettinger 1968-8-1 337 Siskiyou South side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  JEPS13972 Image available Saxifraga fragarioides C. G. Pringle 1881-8-14 Siskiyou cliffs of Castle Lake; Mountains about headwaters of the Sacramento River; Sacramento River 1828 Comment
  JEPS25838  Saxifraga odontoloma Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7452 Siskiyou about 12 mi nw of Happy Camp (above and flanking Poker Flat, along trail to Twin Valley); Siskiyou Mountains 1524 Comment
  HSC101871  Saxifragopsis fragarioides R. D. Whittlesey 2013-8-3 14 Siskiyou 3.2 mi. west on Castle Creek Rd. from Castella, and 3.4 mi. up Sulfur Creek Climber's trail. 1707 Comment
  CAS-BOT-BC283652  Schedonorus pratensis John Thomas Howell 1939-8-9 15200 Siskiyou Sky High Valley, Marble Mountains 1828 Comment
  RSA239119  Schedonorus pratensis Frederick W. Oettinger 1969-8-16 1402 Siskiyou Wire Grass Meadow above English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CHSC78931  Scirpus congdonii Rhonda Posey 2000-8-17 Siskiyou Mud Creek Meadows; along Road 42N13 (Pilgrim Creek Road) about 3.5 mi northeast of the McCloud Ranger District office in McCloud. 1097 Comment
  POM211514  Scirpus congdonii L. C. Wheeler 1934-8-14 3126 Siskiyou North side White Mountain; Siskiyou Mountains. Mt. Diablo Mer. 1767 Comment
  CAS-BOT-BC111102  Scirpus microcarpus Elmer Ivan Applegate 1895-5-28 764 Siskiyou Wet meadow in Sisson, Strawberry Valley Comment
  RSA609073  Scleranthus annuus L. C. Wheeler 1935-6-15 3589 Siskiyou 3 miles W of Greenview, Scott Valley. 884 Comment
  SJSU7863  Sclerolinon digynum M. R. Kempf 1965-7-14 Siskiyou c. 2 mi SE of Bartle on State Rte 89 1219 Comment
  POM43114  Scrophularia lanceolata Geo. D. Butler 1910-5-22 1383 Siskiyou Yreka Creek. Comment
  RSA60645  Scutellaria antirrhinoides Rodney Gregg 1948-08 s.n. Siskiyou Gazelle Mountain 1220 Comment
  UC164004  Scutellaria siphocampyloides Geo. D. Butler 1910-5-23 1401 Siskiyou near Yreka Comment
  HSC46222  Scutellaria siphocampyloides Jennifer Whipple 1978-6-5 2332 Siskiyou Weston Gulch in Scott Valley 854 Comment
  CAS-BOT-BC64640  Sedum kiersteadiae John Thomas Howell 1937-7-29 13665 Siskiyou Scott Mt. between Trinity and Siskiyou Counties. Comment
  CHSC118108  Sedum kiersteadiae Len Lindstrand III 2011-7-11 NSR- 11 Siskiyou Downslope of trail to lake near trailhead; UTM zone 10, 546913 east, 4563536 north, +/- 9 feet. 1777 Comment
  CHSC118113  Sedum kiersteadiae Mary Ellen Colberg 2011-8-7 2 Siskiyou Mount Eddy: ridgeline. 2133 Comment
  RSA0076354  Sedum lanceolatum C. L. Hitchcock, J. S. Martin 1939-7-9 5331 Siskiyou 1/2 mile SE of King's Castle, Marble Mts. 1829 Comment
  RSA0076356  Sedum lanceolatum E. K. Balls 1949-7-8 13915 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  HSC40493  Sedum laxum subsp. heckneri J. O. Sawyer 1973-7-16 2545 Siskiyou Along Big Meadow Creek 1128 Comment
  CAS-BOT-BC61475  Sedum laxum subsp. laxum Alice Eastwood 1912-9-11 2142 Siskiyou Trail to Black Butte from Waldo Comment
  RSA96847  Sedum laxum subsp. laxum P. C. Everett, E. K. Balls 1954-10-13 20293 Siskiyou Indian Creek Rd. to Obrien, 20 mi. NW from Hwy 96 at Happy Camp. 1433 Comment
  CHSC30311  Sedum obtusatum subsp. boreale M. S. Taylor 1980-7-8 3116 A Siskiyou W of Castle Lake, above Hearts Lake. 2016 Comment
  CAS-BOT-BC64639  Sedum obtusatum subsp. boreale Robert Theodore Clausen; Harold Trapido 1940-7-26 4952 Siskiyou East side of Mud Creek Canyon, Mt. Shasta. 1706 Comment
  HSC59369  Sedum obtusatum subsp. retusum M. A. Baker 1979-7-30 1081 Siskiyou E side of Pigeon Roost, on trail 3080 Comment
  HSC603  Sedum obtusatum subsp. retusum William J. Ferlatte 1967-7-26 750 Siskiyou Caribou Basin, Sawtooth Ridge 2287 Comment
  HSC59367  Sedum obtusatum subsp. retusum M. A. Baker 1979-7-30 1075 Siskiyou Marble Gap 2300 Comment
  RSA264941  Sedum oregonense G. L. Clifton 1975-7-28 9943 Siskiyou Near Cook and Green Pass near the Seiad Valley. 1646 Comment
  UC198706  Sedum oregonense Annie Alexander and Louise Kellogg Siskiyou Wildcat Pk 2496 Comment
  CAS-BOT-BC61466  Sedum oregonense Gilbert Muth 1965-8-3 s.n. Siskiyou Marble Valley Comment
  HSC66237  Sedum radiatum Maralyn A. Renner 1980-7-23 1822 Siskiyou Pacific Crest Trail, near ridge about 1 mi. E of Cook and Green Pass 1753 Comment
  SEINET8552455  Sedum spathulifolium A. A. Heller 1905-6-1 7932 Siskiyou Between Dunsmuir and Upper Soda Spring. Comment
  JEPS37594  Senecio aronicoides Geo. D. Butler 1909-4-9 629 Siskiyou 6.0 mi ne Yreka; Humbug Comment
  CDA8599  Senecio canus T. C. Fuller 1977-6-14 20211 Siskiyou North of Highway 97, 3 km southwest of Deer Mountain Lodge. 0 Comment
  RSA155891  Senecio canus P. H. Raven 1962-5-30 17901 Siskiyou US Hwy 97, 8.3 miles north of Weed. Comment
  CDA8622  Senecio hydrophilus T. C. Fuller 1958-9-12 1246 -58 Siskiyou Highway 99, 5 miles south of Yreka. 0 Comment
  CHSC71286  Senecio integerrimus var. exaltatus Vernon H. Oswald; Lowell Ahart 1998-6-11 9216 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Rd. and Hwy. 97 ca. 5 mi north of Macdoel. 1295 Comment
  HSC68396  Senecio integerrimus var. major Maralyn A. Renner 1980-6-26 1244 Siskiyou SE edge of Flint Valley. 1390 Comment
  RSA237230  Senecio sylvaticus Frederick W. Oettinger 1967-6-28 136 Siskiyou flood plain along Salmon River near Kelly Gulch, the High Lake Basings in the vicinity of English Peak, Marble Mountain Wilderness area. 613 Comment
  CAS-BOT-BC364421  Senecio triangularis Marion Ownbey; Ruth P. Ownbey 1938-7-20 1759 Siskiyou 1 mile northwest of Dry Lake Lookout, summit of the Siskiyou Mts. Comment
  JEPS82730  Senecio triangularis Wayne Roderick 1983-7-10 Siskiyou near Del Norte County line; Doe Flat 1143 Comment
  UC1409235  Senecio triangularis Frederick W. Oettinger 1968-8-1 343 Siskiyou s Hancock Lake (high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 2042 Comment
  UC618693  Senecio triangularis W. Bridge Cooke 1938-9-8 11678 Siskiyou along the creek and lower meadow below the middle meadow Panther Creek Meadow (Mount Shasta); , Panther Creek Meadow 2286 Comment
  CHSC102564  Sibbaldia procumbens L. P. Janeway 2009-8-4 9901 Siskiyou High Cascade Range. Mt. Shasta, north slope; 3.7 air km south-southwest of Northgate Trailhead. 2783 Comment
  HSC83925  Sibbaldia procumbens K. Berg, Stephanie Bennett 1986-8-25 642 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake 1982 Comment
  CAS-BOT-BC213141  Sidalcea Doris K. Kildale 1928-7-25 5878 Siskiyou Klamath River near Hamburg 457 Comment
  HSC77411  Sidalcea malviflora subsp. celata L. P. Janeway 1983-8-16 548 Siskiyou Poker Flat 1524 Comment
  CDA36496  Sidalcea oregana J. R. Grisham 1961-6-14 Siskiyou Yreka 0 Comment
  JEPS125970  Sidalcea oregana subsp. oregana D. W. Taylor 1999-8-12 17317 Siskiyou Mill Creek headwaters, Marble Mountains, ca 4 mi W of Mugginsville, Quartz Valley Comment
  UC454908  Sidalcea oregana subsp. oregana I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Shasta Retreat (dry bank along R.R.) Comment
  HSC76662  Sidalcea oregana subsp. spicata K. T. Stillman 1976-7-22 290 Siskiyou Marble Mtn. Wilderness Area Comment
  UC108900  Sidalcea oregana subsp. spicata T. S. Brandegee 1887-7-1 Siskiyou Sisson's Comment
  UC871509  Sidalcea oregana subsp. spicata Alice Eastwood 1912-7-18 1216 Siskiyou Sisson Comment
  UC668092  Silene campanulata Joseph P. Tracy 1935-8-1 14421 Siskiyou 1 mi e Salmon Summit Mine (head of Knownothing Creek); , e of Salmon Summit Mine 1767 Comment
  CAS-BOT-BC181189  Silene campanulata subsp. glandulosa Doris K. Kildale 1928-7-2 5342 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  UC852816  Silene campanulata subsp. glandulosa John Thomas Howell 1939-8-3 14971 Siskiyou Spirit Lake Marble Mts., Spirit Lake 1828 Comment
  CAS-BOT-BC181184  Silene campanulata subsp. glandulosa Geo. D. Butler 1909-5-31 772 Siskiyou Humbug Road Comment
  UCD98558  Silene campanulata subsp. glandulosa Joseph M. DiTomaso 1975-7-27 302 Siskiyou Yellow Rose Mine, Trinity Alps. 2011 Comment
  HSC43041  Silene campanulata subsp. greenei J. O. Sawyer, Ken Stillman 1976-7-2 2814 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  JEPS51030  Silene douglasii W. L. Jepson 1940-6-23 20027 Siskiyou n Mt. Shasta; n of Mt. Shasta, Andesite station 975 Comment
  SBBG30596  Silene douglasii var. douglasii D. Myrick 1968-6-29 2059 Siskiyou Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  HSC76646  Silene grayi K. T. Stillman 1976-8-7 173 Siskiyou Marble Mtn. Wilderness Area. 2073 Comment
  JEPS26588  Silene grayi Peter Kamb 1949-8-25 1492 Siskiyou above Horse Camp; sw slope of Mt. Shasta above Horse Camp 2895 Comment
  SJSU2571  Silene grayi H. L. Buckalew 1962-7-12 Siskiyou near Poker Flat c. 4 mi W of junction of Indian Cr with W Branch of Indian Cr, Siskiyou Mts 1143 Comment
  UC198695  Silene grayi Annie M. Alexander and Louise Kellogg 1911-8-14 328 Siskiyou Mt. Eddy 2789 Comment
  RSA233679  Silene grayi R. F. Thorne 1969-8-10 38964 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  UCD98588  Silene grayi Mary Ann Showers 1980-7-23 1921 Siskiyou on south and east-facing slopes of Pumice Stone Mt. 2103 Comment
  UC1198360  Silene hookeri Joseph P. Tracy 1939-4-29 16273 Siskiyou 3 mi n of mouth Salmon (near Somes Bar, e side Klamath River); e side Klamath River near Somes Bar, n of mouth Salmon 243 Comment
  SJSU2570  Silene laciniata H. L. Buckalew 1958-7-13 Siskiyou small meadow near Sanger L. near head of Middle Fork Smith R, Siskiyou Mts 1584 Comment
  UC1185943  Silene lemmonii L. E. Detling 1950-6-9 6601 Siskiyou Hwy 99 Black Butte Summit (Hwy 99) (Black Butte Summit) 1188 Comment
  CAS-BOT-BC389536  Silene menziesii Wm. Bridge Cooke 1940-7-5 15236 Siskiyou Mount Shasta. Along the Wagon Camp road Comment
  POM151575  Silene menziesii var. viscosa Geo. D. Butler 1910-6-1 1445 Siskiyou Yreka Creek Comment
  CHSC216  Silene vulgaris J. Wakeman 1963-6-10 Siskiyou Along road between Ft. Jones and Etna. Comment
  HSC6909  Sisymbrium altissimum D. M. Thomson 1965-6-19 89 Siskiyou Lava Beds National Monument, Captain Jacks Stronghold Comment
  RSA592540  Sisymbrium altissimum S. O. Mattoon, Ken Hansen 1978-6-16 31 Siskiyou Hwy 96; S/S of Klamath River at Woodrat Bar. 610 Comment
  RSA238754  Sisyrinchium bellum Frederick W. Oettinger 1969-8-1 1125 Siskiyou Wiregrass Meadow below English Lake, Elnglish Lake Basin. The Salmon Mountains, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area 1677 Comment
  CDA39480  Sisyrinchium douglasii F. D. Horn & D. H. Shaw 1978-3-1 s.n. Siskiyou Shasta River Canyon near Yreka. 0 Comment
  CDA39481  Sisyrinchium douglasii T. C. Fuller 1958-4-16 s.n. Siskiyou Giebner property, 4 miles south of Yreka. 0 Comment
  UC618660  Smilacina racemosa W. Bridge Cooke 1938-6-17 11012 Siskiyou Sisson Southern Trail Mount Shasta 1524 Comment
  JEPS117251  Solanum dulcamara Lowell Ahart, John Dittes 2010-7-30 16939 Siskiyou Along the south edge of the Shasta River, about 100 yards northwest of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  NY821112  Solanum parishii L. Constance 1951-6-16 3396 Siskiyou North slope of Little Grayback, Takilma-Happy Camp road 1463 Comment
  POM211186  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1934-9-17 3275 Siskiyou Siskiyou Mts: Dutch Creek off Klamath River. 701 Comment
  CDA5979  Solanum triflorum J. R. Grisham 1960-9-29 Siskiyou Ralph Leavers property, Butte Valley. 0 Comment
  RSA237487  Solidago canadensis subsp. elongata Frederick W. Oettinger 1968-8-12 494 Siskiyou Tobacco Lake Meadow, The Salmon Mountains; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1890 Comment
  CHSC114087  Solidago multiradiata Danielle Roach 2011-8-25 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys. 1947 Comment
  UCD78005  Solidago multiradiata Robert E. Preston 2001-6-23 1582 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake, 1889 Comment
  JEPS32369  Solidago velutina subsp. californica Geo. D. Butler 1908-8-27 309 Siskiyou Quigley's Ranch , Quigley's Ranch (Oro Fino) Comment
  RSA237488  Solidago velutina subsp. californica Frederick W. Oettinger 1968-9-5 706 Siskiyou English Lake Basin, Salmon Mountains, Marble Mountain Wilderness Area. 1898 Comment
  CAS-BOT-BC365248  Solidago velutina subsp. californica Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar Comment
  UCD136122  Sonchus arvensis T. C. Fuller 1963-8-27 11162 Siskiyou south side of Dorris-Tulelake Road where the roadbed forms the north shore of Lower Klamath Lake, Lower Klamath Lake Wildlife Refuge. Around 12 miles west of Hatfield. Comment
  CAS-BOT-BC157324  Sorbus californica Wm. Bridge Cooke 1939-6-30 13576 Siskiyou Along the Sisson Southern Trail Comment
  HSC67686  Sorbus californica John Palmer 1980-7-24 635 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  RSA237839  Sorbus californica Frederick W. Oettinger 1968-9-8 789 Siskiyou Outlet of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1799 Comment
  HSC69211  Sorbus scopulina Maralyn A. Renner 1980-7-24 2082 Siskiyou Lily Pad Lake 1768 Comment
  RSA211471  Sorbus scopulina William J. Ferlatte 1967-6-30 595 Siskiyou Josephine Lake basin. 1677 Comment
  UC466712  Sorbus scopulina Annie M. Alexander and Louise Kellogg 1911-8-23 341 Siskiyou Castle Lake 1656 Comment
  UCD114046  Sorbus scopulina J. M. Tucker 1963-7-7 3715 Siskiyou Vicinity of Paradise Lake, at base of King's Castle on the east side, Marble Mountain Wilderness Area. 1981 Comment
  RSA238580  Sparganium angustifolium Frederick W. Oettinger 1968-8-13 500 Siskiyou South inlet area of Hancock Lake, the high lake basins in the vicinity of English Peak Marble Mountain Wilderness Area; Salmon Mountains. 1936 Comment
  RSA68914  Sparganium angustifolium A. E. Culbertson 1943-8-4 44 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000 backwall; 14 miles southwest of Mt. Shasta on north side of a 6600 eastern spur of Trinity Mountains; 2000 above Sacramento River within 10 air miles of its headwaters to the west. 1657 Comment
  UC813814  Sparganium emersum var. emersum John Thomas Howell 1939-8-9 15208 Siskiyou Sky High Valley; Marble Mts. Comment
  SD98959  Spiraea densiflora D. F. Howe 1977-7-1 Siskiyou Mountain Creek on Scott River Road 1463 Comment
  UC1034575  Spiraea densiflora Douglas Barbe 1955-7-26 270 Siskiyou nw slope Scott Mtn.; Klamath Mountains 1828 Comment
  UCR95629  Spiraea densiflora L. C. Wheeler 1963-9-3 8336 Siskiyou Siskiyou Mtns. Cyclone Gap chrome mine Comment
  CAS-BOT-BC149675  Spiraea douglasii Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Mumbo Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC149681  Spiraea douglasii A. A. Heller 1916-7-20 12464 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  JEPS24789  Spiraea douglasii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6797 Siskiyou 6.2 mi above and sw of junction with road to Gumboot Lake (along road to Castle Lake, in drainage of Scott Camp Creek); road to Castle Lake, drainage of Scott Camp Creek, Gumboot L 1432 Comment
  POM140097  Spiraea douglasii Alice Eastwood 1903-8-12 3836 Siskiyou Sisson. 1067 Comment
  POM148450  Spiraea douglasii J. B. Feudge 1927-7-22 1683 Siskiyou Mt. Shasta City. 1067 Comment
  RSA105380  Spiraea douglasii G. D. Barbe 1955-7-5 102 Siskiyou 2.5 miles N of Etna on the road to Greenview. 884 Comment
  HSC78331  Spiranthes romanzoffiana L. P. Janeway 1983-9-11 667 Siskiyou Poker Flat, seep at NW side 1524 Comment
  HSC48294  Stachys mexicana J. O. Sawyer, K. Stillman 1978-7-6 3353 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  HSC467  Stachys rigida William J. Ferlatte 1966-8-3 288 Siskiyou Josephine Lake basin. 1677 Comment
  HSC76687  Stachys rigida K. T. Stillman 1976-7-30 320 Siskiyou Marble Mtn. Wilderness Area, ridge N of Black Mtn. into Elk Valley by way of Boulder Field, SE corner of valley 1768 Comment
  HSC58880  Stachys rigida var. rigida Marvin Butler 1971-8-11 306 Siskiyou Near Copper Mtn. Mines, close to the town of Cave Junction 1 Comment
  HSC58881  Stachys rigida var. rigida Marvin Butler 1971-7-21 194 Siskiyou Near Bell Echo Camp, close to town of Cave Junction 1433 Comment
  UC642569  Stellaria calycantha unknown 1939-7-27 13746 Siskiyou above Panther Creek Meadows (w boreal spring); Mount Shasta Comment
  CAS-BOT-BC391217  Stellaria longipes subsp. longipes Wm. Bridge Cooke 1937-8-6 9184 Siskiyou Mount Shasta. Bear Springs Comment
  HSC41046  Stellaria nitens J. O. Sawyer 1970-3-4 2065 Siskiyou N of Idlewild Campground 762 Comment
  HSC92346  Stellaria umbellata Jennifer Whipple 1977-8-6 2229 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC4763  Stephanomeria lactucina William J. Ferlatte 1966-8-5 327 Siskiyou N side of Caribou Mtn. 1982 Comment
  HSC25452  Stipa nelsonii subsp. dorei J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5648 Siskiyou Ridge E of Cook and Green Pass. 1524 Comment
  HSC30690  Stipa occidentalis var. occidentalis Frederick W. Oettinger 1969-8-3 1141 Siskiyou Marble Mtn. Wilderness Area, above English Lake 2195 Comment
  HSC30691  Stipa occidentalis var. occidentalis Frederick W. Oettinger 1968-9-6 744 Siskiyou Marble Mtn. Wilderness Area, Bear Meadow, Tom's Lake Region 2188 Comment
  HSC92556  Stipa occidentalis var. occidentalis Jennifer Whipple 1976-7-14 1476 Siskiyou SE slope of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  HSC70595  Streptanthus barbatus J. O. Sawyer, R. J. Cole 1981-7-2 4157 Siskiyou Near Scott Mtn. Campground 1585 Comment
  CAS-BOT-BC87863  Streptanthus tortuosus Carl B. Wolf 1934-7-6 6022 Siskiyou Southwest slope of Mount Shasta. 0.5 mile south of trail to Horse Camp. 1524 Comment
  HSC6948  Streptanthus tortuosus Lincoln Constance, R. C. Rollins 1942-5-13 2901 Siskiyou Klamath River near Clear Creek, 8 mi. S of Happy Camp 305 Comment
  HSC82259  Streptanthus tortuosus Thomas W. Nelson, Jane P. Nelson 1980-7-5 5975 Siskiyou Fowler's Campground 1006 Comment
  SEINET10448520  Streptanthus tortuosus Mary Merello 1993-6-23 Merello 700 Siskiyou Shasta-Trinity National Forest. Along county road A-10 (also named Everitt Memorial Highway) climbing Mt. Shasta. Mixed conifer, sub-alpine vegetation, volcanic soils; Aibes and Arctostaphylos dominant species (mile 10 marker 6650 ft.) 1960 Comment
  HSC69714  Streptopus amplexifolius Maralyn A. Renner 1980-7-15 1770 Siskiyou English Lake inlet 1780 Comment
  CAS-BOT-BC516432  Streptopus amplexifolius Doris K. Kildale 1929-8-24 9080 Siskiyou Rattlesnake Meadow, near Preston Peak, Whiskey Lake 1524 Comment
  UC163750  Symphoricarpos albus var. laevigatus Geo. D. Butler 1910-8-1 1808 Siskiyou Yreka Creek Comment
  RSA477512  Symphoricarpos albus var. laevigatus B. C. Templeton 1960-6-21 8525 -a Siskiyou Between California State line and the Agricultural Inspection Station. Comment
  HSC18884  Symphoricarpos mollis J. O. Sawyer 1968-9-28 739 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  HSC18885  Symphoricarpos mollis J. O. Sawyer 1968-7-10 474 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  CAS-BOT-BC245771  Symphoricarpos rotundifolius Elmer I. Applegate 1923-8-18 3872 Siskiyou Red Shale Mountain, east of Medicine Lake 2438 Comment
  UCSB13170  Symphyotrichum ascendens Dearing, Hugh; Dearing, Margaret 1939-7-1 Siskiyou Salmon Mt., Siskiyou 1828 Comment
  UC166162  Symphyotrichum campestre Geo. D. Butler 1910-9-11 1870 Siskiyou Edgewood Comment
  CAS-BOT-BC300523  Symphyotrichum foliaceum var. parryi R. C. Wenk 2008-7-24 929 Siskiyou Kangaroo Lake, south of the Gazelle-Callahan Rd. 1889 Comment
  CAS-BOT-BC98436  Symphyotrichum spathulatum Doris K. Kildale 1928-8-19 6510 Siskiyou English Lake, head of north fork of Salmon River Comment
  UC166578  Symphyotrichum spathulatum Geo. D. Butler 1908-8-10 294 Siskiyou near Bottoms' Camp (Shackelford Creek); Shackelford Creek Comment
  CAS-BOT-BC98439  Symphyotrichum spathulatum C. Edward Graves 1944-8-1 s.n. Siskiyou Mt. Shasta Comment
  CAS-BOT-BC98440  Symphyotrichum spathulatum Wm. Bridge Cooke 1940-7-5 15259 Siskiyou Mount Shasta, in wet places throughout lower Wagon Camp 1737 Comment
  HSC62620  Symphyotrichum spathulatum var. spathulatum Ruby Van Deventer 1960-7-14 Siskiyou Youngs Valley Comment
  HSC92597  Symphyotrichum spathulatum var. spathulatum Jennifer Whipple 1976-7-24 1571 Siskiyou Durney Creek below Durney Lake 2104 Comment
  CDA7683  Taraxacum officinale G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2640 Siskiyou Between highway and East Fork Scott River, 150 meters east of Highway 3 bridge, 3.2 km east of Callahan. Comment
  CAS-BOT-BC85240  Taxus brevifolia Doris K. Kildale 1928-7-3 5457 Siskiyou 8 miles east of Forks of Salmon on road to Sawyers Bar Comment
  NY17404  Taxus brevifolia H. E. Brown 1897-6-1 323 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA275355  Taxus brevifolia J. P. Smith, Steve Selva 1970-7-15 4355 Siskiyou Klamath National Forest; road to Happy Camp. 732 Comment
  HSC18991  Tellima grandiflora J. O. Sawyer 1969-7-18 1386 Siskiyou Near South Russian Creek 1890 Comment
  UC1083162  Thelypodium brachycarpum H. L. Mason 1931-5-9 5874 Siskiyou 4 mi n Dunsmuir Comment
  CDA25195  Thelypodium brachycarpum R. Pederson, G. Pederson 1979-9-18 Siskiyou White Lake Management Unit, Lower Klamath National Wildlife Refuge. 0 Comment
  SEINET11970787  Thelypodium brachycarpum H. M. Hall, Babcock, E. B. 1903-1 4092 Siskiyou Mount Shasta, Shasta Valley, Sierra Nevada Mountains 914 Comment
  CAS-BOT-BC88115  Thelypodium laciniatum L. E. Smith 1914-4-25 643 Siskiyou Yreka. Comment
  JEPS93873  Thlaspi arvense Vernon H. Oswald and Lowell Ahart 1998-7-21 9322 Siskiyou Highway 97 between Weed and Macdoel (at the w end of Grass Lake); Grass Lake, Highway 97 1524 Comment
  JEPS82673  Thlaspi montanum var. montanum Wayne Roderick 1984-6-7 Siskiyou sw Stewart Springs (Cabin Meadow, Campsite); Cabin Meadow (sw of Stewart Springs) 1798 Comment
  CAS-BOT-BC66800  Thysanocarpus curvipes Lewis S. Rose 1945-6-18 45118 Siskiyou Horse Creek and Klamath River. 502 Comment
  HSC62274  Tiarella trifoliata var. unifoliata Ruby Van Deventer Aug 1957 Siskiyou Youngs Valley. Comment
  JEPS49716  Tolmiea diplomenziesii W. L. Jepson 1907-7-19 2940 Siskiyou Happy Camp Trail Siskiyou Mts. (headwaters of Indian Creek) Comment
  CAS-BOT-BC169257  Toxicodendron diversilobum L. R. Abrams 1922-8-6 9900 Siskiyou Klamath River 6 mi. below Hornbrook C. Comment
  UC133248  Tragopogon porrifolius Copeland 1903-8-14 3886 Siskiyou Sisson Comment
  HSC58945  Triantha occidentalis subsp. occidentalis Marvin Butler 1971-7-12 112 Siskiyou Near Copper Camp, close to the town of Cave Junction 1433 Comment
  CAS-BOT-BC519564  Triantha occidentalis subsp. occidentalis H. E. Brown 1897-7-15 523 Siskiyou South side of Mt. Shasta 3048 Comment
  CAS-BOT-BC519569  Triantha occidentalis subsp. occidentalis David D. Keck 1949-7-20 6363 Siskiyou meadow at Scott Mountain Summit, at Trinity County line 1716 Comment
  SEINET13710780  Trichostema oblongum Lowell William Ahart, Lowell William Ahart 1998-1 9358 Siskiyou NE of Weed, E of Grass Lake, and West of Bray on Old Stste Hwy. 0.8 Mi. E of Tennent Rd. (T44N, R1W, sec 20, SW 1/4) 4650 Ft. 1417 Comment
  HSC68346  Trientalis latifolia J. P. Smith 1973-5-5 6401 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC68359  Trientalis latifolia J. P. Smith, Steve Selva 1970-6-16 4051 Siskiyou 7 mi. W of Etna on road to Sawyers Bar. 1280 Comment
  JEPS65859  Trifolium eriocephalum var. eriocephalum Geo. D. Butler 1908-6-28 379 Siskiyou Butler's Ranch Quartz Valley Comment
  UC1409202  Trifolium howellii Frederick W. Oettinger 1968-7-17 557 Siskiyou vicinity English Peak (Pine Lake Meadow); Salmon Mtns, Marble Mtn Wilderness area 1874 Comment
  POM313506  Trifolium howellii Kennedy 1926-6-21 s.n. Siskiyou Shackleford Creek Comment
  UC70388  Trifolium longipes var. hansenii Milo S. Baker 1898-8-1 491 Siskiyou Paynes Springs Comment
  UC52259  Trifolium macrocephalum W. T. Mooney May 1903 Siskiyou Yreka Comment
  UC631546  Trifolium microcephalum A. A. Heller 1916-7-20 12462 Siskiyou Metcalf's ranch ne base of Mt. Eddy 1188 Comment
  JEPS118116  Trifolium pratense Dean W. Taylor 2004-7-19 19190 Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  HSC154  Trifolium pratense William J. Ferlatte 1966-8-3 257 Siskiyou Mtn. Meadow Ranch 1524 Comment
  CAS-BOT-BC230884  Trifolium productum Dorothy Parker 1959-7-5 734 Siskiyou Salmon Mt. 1676 Comment
  UC165558  Trifolium repens J. Burtt Davy 1902-6-15 Siskiyou Sisson Comment
  RSA582636  Trifolium repens Louis C. Wheeler 1934-6-8 2660 Siskiyou North Hungry Creek off Hungry Creek Comment
  UC454715  Trifolium variegatum var. variegatum I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Comment
  CAS-BOT-BC519594  Trillium Roxana S. Ferris; Laura Lorraine 1948-6-12 11883 Siskiyou About 6 miles from Etna on forks of Salmon road 1676 Comment
  HSC69282  Trillium ovatum Maralyn A. Renner 1980-7-24 1963 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  HSC18870  Trillium ovatum subsp. oettingeri J. O. Sawyer 1968-6-25 318 Siskiyou Along Horse Range Creek 1829 Comment
  HSC60803  Trillium ovatum subsp. oettingeri Maralyn O'Meara 1973-6-25 240 Siskiyou Tributary to N Russian Creek, 1/2 mi. S of Etna Summit on rd. from Sawyer's Bar to Etna 1707 Comment
  UCD93302  Trisetum canescens A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3437 Siskiyou 5 miles northeast of Happy Camp. Above Klamath River. Comment
  CHSC4310  Trisetum cernuum D. Parker 1965-7-24 897 Siskiyou Near Horse Range Creek, Salmon Mt. 1828 Comment
  HSC69565  Trisetum cernuum Maralyn A. Renner 1980-8-6 2272 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  CAS-BOT-BC200267  Trisetum spicatum Gilbert Muth 1966-8-3 492 Siskiyou Marble Valley meadow, Marble Mts. 1792 Comment
  RSA233684  Trisetum spicatum R. F. Thorne, Frederick W. Oettinger 1969-8-10 38958 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  UC1265476  Trisetum spicatum Frederick W. Oettinger 1968-9-6 734 Siskiyou on trail se Tom's Lake (w Siskiyou Co., high lake basins in vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 2164 Comment
  CHSC2072  Triteleia crocea V. Holt 1943-8-14 Siskiyou Marble Mountains. 1828 Comment
  UC333367  Triteleia hyacinthina unknown 1889-6-27 Siskiyou near Edgewood Comment
  RSA378019  Triteleia hyacinthina M. B. Dunkle 9345 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  SBBG15525  Triteleia ixioides var. anilina D. Myrick 1961-7-22 320 Siskiyou St Hwy 89 near McCloud 914 Comment
  HSC96310  Tsuga mertensiana Gordon Leppig 1998-8-14 1032 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  SBBG39108  Tsuga mertensiana W. M. Plumb 1969-2-22 Siskiyou just under Pk of China Mtn Scott Bar Mtns 2438 Comment
  SEINET7343028 Image available Tsuga mertensiana Steve Selva, Roger Jensen 1974-1 53 Siskiyou T40N, R9W, Sec. 19. Upper elevations of slopes West of Little Duck Lake. Pure stands with little understory. Comment
  HSC36609  Typha latifolia Brent Whiteley 1975-6-24 49 Siskiyou 235 Comment
  HSC36687  Umbellularia californica Brent Whitely 1975-6-20 4 Siskiyou 223 Comment
  RSA37425  Umbellularia californica Marion Ownbey, Fred G. Meyer 1940-7-8 2224 Siskiyou Dry hillside along Indian Creek. 12 miles above Happy Camp. Comment
  HSC46194  Uropappus lindleyi Jennifer Whipple 1977-4-30 1886 Siskiyou Scott Valley near Weston Gulch 854 Comment
  CAS-BOT-BC404212  Urtica dioica subsp. holosericea Elmer I. Applegate 1935-6-5 9298 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  UC166120  Vaccaria hispanica Geo. D. Butler 1908-6-20 1060 Siskiyou near Yreka Comment
  CAS-BOT-BC228833  Vaccinium cespitosum Peter W. Fritsch; James R. Shevock; Lu Lu 2012-6-20 1932 Siskiyou Russian Wilderness, Klamath National Forest. Along Sugar Creek Trail to Sugar Lake from trailhead off forest road 41N14 1809 Comment
  CAS-BOT-BC228835  Vaccinium cespitosum Peter W. Fritsch; James R. Shevock; Lu Lu 2012-6-20 1934 Siskiyou Russian Wilderness, Klamath National Forest. Above Sugar Lake along Sugar Creek on steep SE-facing slope. (From trailhead off forest road 41N14) 2019 Comment
  HSC19105  Vaccinium cespitosum J. O. Sawyer 1969-8-1 1614 Siskiyou Horseshoe Lake 2073 Comment
  SEINET11972188  Vaccinium cespitosum H. P. Chandler 1901-1 1617 Siskiyou near Marble Mountain, North Coast Ranges 2134 Comment
  CAS-BOT-BC199233  Vaccinium membranaceum Wm. Bridge Cooke 1940-6-6 15032 Siskiyou Along the Castle Lake Road Comment
  CAS-BOT-BC199235  Vaccinium membranaceum Harley P. Chandler 1901-6-1 1577 Siskiyou Near Marble Mountain 2133 Comment
  CHSC88622  Vaccinium membranaceum Gail A. Newton 1981-7-29 2328 Siskiyou Klamath National Forest. Near Willis Hole. 1365 Comment
  HSC19334  Vaccinium membranaceum J. O. Sawyer 1969-7-3 1050 Siskiyou Near Lipstick Lake 1951 Comment
  HSC29339  Vaccinium membranaceum Frederick W. Oettinger 1969-7-14 1013 Siskiyou Marble Mountain Wilderness Area, Charmaine Lake 1921 Comment
  JEPS66683  Vaccinium membranaceum Joseph P. Tracy 1935-8-1 14419 Siskiyou 3 mi e of Salmon Summit (Head of Knownothing Creek); Knownothing Creek 1767 Comment
  CAS-BOT-BC199487  Vaccinium scoparium Wm. Bridge Cooke 1940-6-6 15033 Siskiyou Along the Castle Lake road Comment
  HSC29343  Vaccinium uliginosum Frederick W. Oettinger 1969-9-5 1676 Siskiyou Marble Mountain Wilderness, SE side of Wiregrass meadow below English Lake 1677 Comment
  RSA240089  Vaccinium uliginosum subsp. occidentale Frederick W. Oettinger 1969-8-23 1512 Siskiyou Inlet to Smith Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  SEINET208830 Image available Vahlodea atropurpurea J. M. Fleschner, R Pemble 1966-9-5 Siskiyou Along trail from Marble Mt. to Sky High Lake E of Marble Mt. Marble Mt. 1975 Comment
  RSA433754  Valeriana capitata subsp. californica Unspecified 9201 Siskiyou Marble Valley, Marble Mountains. Comment
  RSA238823  Valeriana sitchensis subsp. scouleri Frederick W. Oettinger 1968-8-6 425 Siskiyou At the SE corner of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  HSC45191  Vancouveria hexandra J. O. Sawyer, E. Cope 1977-6-18 2921 Siskiyou Along Clear Creek Trail between Ten Mile Creek and Bear Pen Creek 610 Comment
  RSA183712  Veratrum californicum Gilbert Muth 1965-8-3 151 Siskiyou Marble Valley, Marble Mts. Comment
  CHSC2323  Veratrum californicum var. californicum V. Holt 1932-7-10 Siskiyou Mt. Shasta City. 1097 Comment
  UCD13223  Veratrum californicum var. californicum Clyde Byfield 1973-7-3 S 364 Siskiyou Klamath National Forest, beside Kidder Creek, 0.5 mile west of Hayes Cabin on U.S.F.S. trail 11W23. 41 deg 30', 123 deg 07 1554 Comment
  CAS-BOT-BC527059  Veratrum viride var. eschscholzianum P. C. Everett; E. K. Balls 1959-10-23 23940 Siskiyou 4 miles SW from Etna on road from Callaban to Somesbar, Salmon Mts. 1676 Comment
  UC164070  Verbascum blattaria Geo. D. Butler 1908-6-24 1007 Siskiyou Yreka Comment
  SEINET3161787  Verbena lasiostachys var. lasiostachys G. D. Butler 1910-7-2 1621 Siskiyou Yreka Comment
  HSC96828  Verbena lasiostachys var. lasiostachys S. Lyon 2006-6-29 7 Siskiyou E side of Eddy Gulch Rd., 3 mi. S of the intersection with Sawyers Bar Rd. 915 Comment
  POM128338  Veronica alpina var. alterniflora M. S. Baker 1898-8-1 489 Siskiyou Medicine Lake. Comment
  RSA0084072  Veronica alpina var. alterniflora William J. Ferlatte 1966-6-23 133 Siskiyou Trinity Alps: Yellow Rose Mine. 1982 Comment
  CAS-BOT-BC5123  Veronica copelandii Edwin Bingham Copeland 1903-8-18 3931 Siskiyou Mt. Eddy Comment
  POM43384  Veronica copelandii Geo. D. Butler 1908-8-3 31 Siskiyou Log Lake, Shackleford Creek Comment