Search Results — 2000 specimen records retrieved (1362 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC31519  Abies X shastensis Steve Selva, Roger Jensen 1974-8-26 57 Siskiyou E side of Little Duck Lake Comment
  HSC5008  Abies lasiocarpa J. O. Sawyer 1968-10-8 754 Siskiyou W of Little Duck Lake 1936 Comment
  UC338681 Image available Abies magnifica var. shastensis J. G. Lemmon and Mrs. J. G. Lemmon Siskiyou forests near Mt. Shasta; ; forests near Mt. Shasta Comment
  UCR30522  Abies magnifica var. shastensis John C. Roos 1948-9-1 s.n. Siskiyou high ridge SW of Etna Comment
  CAS-BOT-BC331044  Acer glabrum var. glabrum L. R. Short 1933-8-6 75400 Siskiyou Klamath Forest 1920 Comment
  CAS-BOT-BC331046  Acer glabrum var. glabrum M. S. Baker 1899-8-1 s.n. Siskiyou Ash Creek, East Slope of Mt. Shasta 1981 Comment
  LA202792  Acer glabrum var. glabrum Wm. Bridge Cooke; 1939-8-4 13809 Siskiyou Mt. Shasta, along the Sisson Southern Trail in branches of Cascade Gulch and in the Gulch. 1676 Comment
  UC452616  Acer glabrum var. glabrum Annie M. Alexander and Louise Kellogg 1911-6-23 178 Siskiyou Jackson Lake Comment
  UC618774  Acer glabrum var. glabrum W. Bridge Cooke 1938-7-22 11342 Siskiyou Sisson Southern Trail Mount Shasta, Sisson Southern Trail 1981 Comment
  CAS-BOT-BC330990  Acer glabrum var. glabrum Elmer I. Applegate 1923-9-7 3969 Siskiyou Siskiyou Mountains, Klamath River Watershed. Comment
  CHSC92  Acer glabrum var. torreyi M. Yoder 1941-6-28 Siskiyou Castle Lake 1828 Comment
  HSC36704  Acer macrophyllum Brent Whitely 1975-6-23 43 Siskiyou 223 Comment
  HSC65098  Acer macrophyllum J. P. Smith 1973-5-5 6446 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  RSA47650  Acer macrophyllum Roxana S. Ferris, Laura Lorraine 1948-6-16 11778 Siskiyou About 5.5 miles from Etna on forks of Salmon Road Comment
  RSA0000609  Acer macrophyllum Geo. D. Butler 1910-5-30 1434 Siskiyou Humbug Creek. Comment
  POM85906  Acer negundo subsp. californicum Geo. D. Butler 1910-5-22 1384 Siskiyou Yreka Creek. Comment
Read comments
Jan 23 2011
  JEPS32000  Acer negundo var. californicum W. B. and V. G. Cooke with Bob Frenkel 1963-7-12 34324 Siskiyou Memorial Highway below McBride Springs (Mt. Shasta); , below McBride Springs Comment
  CAS-BOT-BC83  Achillea lanulosa subsp. lanulosa Amos Arthur Heller 1905-6-19 8067 Siskiyou Grenada, near Grenada (RR) station Comment
  HSC2410  Achillea millefolium William J. Ferlatte 1966-8-5 334 Siskiyou Caribou Mtn. 2470 Comment
  HSC68003  Achillea millefolium J. P. Smith, Steve Selva 1970-6-15 3983 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  UC618703  Achillea millefolium W. Bridge Cooke 1938-6-24 11067 a Siskiyou open meadow portion of the spring MacBride Springs; Mount Shasta 1524 Comment
  UCR47891  Achillea millefolium Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  UCSB22168  Achlys triphylla Keefe, Joseph 1967-7-10 Siskiyou Indian Creek Road, 22.2 miles north of Happy Camp 1402 Comment
  POM115236  Achnatherum lemmonii var. lemmonii Geo D. Butler 1909-6-13 830 Siskiyou Moffitt Creek Comment
  RSA47651  Achnatherum lemmonii var. lemmonii Roxana S. Ferris, Laura Lorraine 1948-06 11791 Siskiyou Scott Mountain Road south of Callahan Comment
  UC60168  Achnatherum occidentale subsp. californicum W. L. Jepson 1895-1 Siskiyou Shasta Comment
  UCD51031  Achnatherum occidentale subsp. californicum H. S. Yates 1936-6-4 5837 Siskiyou 1 mile S.W. of Signal Butte. 1341 Comment
  UCD103815  Acmispon americanus var. americanus A. A. Heller 1919-6-25 13288 Siskiyou Compton's prairie, north base of Mt. Eddy. 1158 Comment
  JEPS111345  Aconitum columbianum Petra Foerster 2007-7-7 Siskiyou Scott Mountain summit forest campground; ; At Summit of Hiway 3, about 3 mi South of Callahan 1645 Comment
  CAS-BOT-BC391522  Aconitum columbianum subsp. columbianum G. J. Muth 1969-8-12 1379 Siskiyou Second Valley Comment
  CAS-BOT-BC391540  Aconitum columbianum subsp. columbianum Alice Eastwood 1912-7-17 1189 Siskiyou Sisson Comment
  HSC22295  Aconitum columbianum subsp. columbianum J. O. Sawyer 1969-8-1 1604 Siskiyou Behind Horseshoe Lake 1921 Comment
  UCD98807  Aconogonon phytolaccifolium John M. Tucker 1963-7-7 3714 Siskiyou vicinity of Paradise Lake, on east side and at the base of King's Castle, Marble Mountain Wilderness Area. 1981 Comment
  CAS-BOT-BC391699  Actaea rubra K. T. Stillman 1976-6-25 84 A Siskiyou Marble Mountain Wilderness Area. On N side of Elk Valley 1798 Comment
  HSC26111  Actaea rubra J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5678 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  UC88424  Adenocaulon bicolor Dr. E. B. Copeland 1903-9-5 3925 Siskiyou at foot of mountain Mt. Eddy; Pacific Coast, Mt. Eddy 1188 Comment
  UC127719  Adenocaulon bicolor Harley P. Chandler Jun 1901 1719 Siskiyou Shackleford Canon; North Coast Ranges, Marble Mountain 1524 Comment
  CAS-BOT-BC68959  Adiantum aleuticum Lemmon 1881-7-1 s.n. Siskiyou Mt. Shasta Comment
  UC371160  Adiantum aleuticum G. D. Butler 1908-8-8 242 Siskiyou Wooly Creek 1676 Comment
  CAS-BOT-BC68952  Adiantum aleuticum Louis C. Wheeler 1934-7-30 75484 Siskiyou Red Mt. Creek 1524 Comment
  UC726050  Agastache parvifolia A. A. Heller 1938-7-13 15263 Siskiyou among lava rocks at Bray Comment
  JEPS80551  Agastache urticifolia Gilbert Muth 1965-8-11 206 Siskiyou Marble Mt. Wilderness Area 1792 Comment
  HSC58866  Ageratina occidentalis Marvin Butler 1971-8-11 302 Siskiyou Near Copper Camp; close to the town of Cave Junction 1403 Comment
  HSC29227  Ageratina occidentalis Frederick W. Oettinger 1968-8-23 616 Siskiyou Diamond Lake spillway half way to English Lake 1951 Comment
  RSA45346  Ageratina occidentalis Dorothy Parker 1946-8-18 s.n. Siskiyou Rail Creek 1220 Comment
  HSC76936  Agoseris aurantiaca K. T. Stillman 1976-8-7 210 Siskiyou Marble Mtn. Wilderness Area. 1951 Comment
  JEPS101308  Agoseris aurantiaca var. aurantiaca Dean W. Taylor 1999-8-12 17313 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1889 Comment
  JEPS24031  Agoseris aurantiaca var. aurantiaca Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6895 Siskiyou Poker Flat Siskiyou Mountains. 1536 Comment
  CAS-BOT-BC15382  Agoseris grandiflora var. grandiflora Alice Eastwood 1912-7-17 1171 Siskiyou Sisson Comment
  CAS-BOT-BC15389  Agoseris grandiflora var. grandiflora L. R. Abrams 1926-7-4 11236 Siskiyou 1 mile west of Mt. Shasta City on road to Abrams Lake Comment
  CAS-BOT-BC22776  Agoseris heterophylla George Dexter Butler 1910-5-23 1402 Siskiyou Near Yreka Comment
  JEPS93824  Agoseris heterophylla Vernon H. Oswald and Lowell Ahart 1998-6-11 9196 Siskiyou 9 air mi e of Grass Lake (22 air mi ne of Weed, Dry Lake on the s side of Tennant Road); Dry Lake, Tennant Road 1402 Comment
  CAS-BOT-BC22773  Agoseris heterophylla H. M. Hall; E. B. Babcock 1903-6-1 4036 Siskiyou Near Dunsmuir 609 Comment
  JEPS23680  Agoseris heterophylla var. heterophylla W. L. Jepson 1894-1 Siskiyou Sisson Comment
  UC1539996  Agoseris heterophylla var. heterophylla M. Mitchell 1935-5-14 30 Siskiyou Canby's Cross; Lava Beds National Monumnet 1234 Comment
  CAS-BOT-BC126988  Agrostis exarata A. A. Heller 1915-7-18 12114 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy. 1249 Comment
  HSC39666  Agrostis exarata J. P. Smith, J. O. Sawyer, & Maralyn O'Meara 1972-7-4 5733 Siskiyou Roadside, 1.4 mi. S of Sugar Creek on Parrott Mill Road 1341 Comment
  CAS-BOT-BC139562  Agrostis gigantea David D. Keck 1938-8-7 4857 Siskiyou Scott mountain Lodge, 2 miles east of Callahan, on east Fork of Scott River at junction with Mill Creek. 1000 Comment
  SEINET10510017  Agrostis gigantea A. Arthur Heller 1920-8-11 Heller 13509 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy, in open places in the forest. The original growth of yellow pine has been replaced by white fir, Douglas fir, and incense cedar. Shrubs are willow, Corylus, and Ceanothus. 1158 Comment
  HSC76656  Agrostis idahoensis K. T. Stillman 1976-7-23 295 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  CAS-BOT-BC139348  Agrostis idahoensis Elmer I. Applegate 3841 Siskiyou Medicine Lake, west side. 1981 Comment
  CAS-BOT-BC138929  Agrostis pallens John Thomas Howell 1939-8-2 14943 Siskiyou Marble Mountains. Spirit Lake. 1828 Comment
  UCD53103  Agrostis pallens Beecher Crampton 1956-8-21 3827 Siskiyou 1/2 mile northeast of Gumboot Lake the headwater of the Sacramento River (south fork). 1767 Comment
  SEINET7594404 Image available Agrostis stolonifera Frederick W. Oettinger 1968-1 790 Siskiyou Cliffs south of English Lake, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area 1646 Comment
  HSC30450  Agrostis thurberiana Frederick W. Oettinger, R. F. Thorne 1969-8-6 1243 Siskiyou Marble Mtn. Wilderness Area, Pine Lake 1883 Comment
  HSC30451  Agrostis thurberiana Frederick W. Oettinger 1969-8-19 1457 Siskiyou Marble Mtn. Wilderness Area, Abbott's Basin 1905 Comment
  CHSC106315  Alisma triviale Lowell Ahart; John Dittes 2010-7-30 16949 Siskiyou On the bottom of a water ditch, at the edge of the dry upland, about 30 yards south of the Shasta River, about 80 yards west of the pipe across the Shasta River, about 200 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
  UC164477  Allium acuminatum Geo. D. Butler 1909-5-26 788 Siskiyou hill near Yreka Comment
  UCD138438  Allium acuminatum Robert E. Preston 1995-6-18 879 Siskiyou ca. 3 mi ese of Hornbrook, in oak woodland adjacent to Ager Rd; (Copco 15' quad). 701 Comment
  SEINET4899472  Allium amplectens J. Seely 1991-6-3 s.n. Siskiyou Klamath National Forest, Gordon's Ferry. Along Klamath River. 366 Comment
  POM109876  Allium bolanderi Geo D. Butler 1910-6-3 1469 Siskiyou Quartz Valley. Comment
  HSC39472  Allium bolanderi var. mirabile J. P. Smith, Steve Selva 1970-7-15 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  UC1045265  Allium campanulatum W. Bridge Cooke 1940-7-5 15245 Siskiyou along the road below Wagon Camp; Mount Shasta Comment
  HSC22090  Allium campanulatum J. O. Sawyer 1969-7-24 1503 Siskiyou Steep slopes of Sugar Creek drainage 1890 Comment
  CHSC2064  Allium falcifolium E. G. England 1939-6-30 Siskiyou Mt. Eddy. 2286 Comment
  CAS-BOT-BC469246  Allium falcifolium John Thomas Howell 1937-7-29 13526 . Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UCD141852  Allium hoffmanii Alfred H. Murphy 1961-7-20 61 P Siskiyou west of Marble Valley Guard Station, Marble Mountains. 2042 Comment
  HSC44700  Allium siskiyouense J. O. Sawyer 1978-6-16 3215 Siskiyou Marble Mtn. Wilderness along trail to Elk Valley 1921 Comment
  UC1299636  Allium siskiyouense Freed W. Hoffman 1950-7-13 3239 Siskiyou higher peak of Baldy Mountain Baldy Mountain 1737 Comment
  HSC69158  Allium validum Maralyn A. Renner 1980-8-4 2210 Siskiyou Flint Valley 1390 Comment
  UCD77317  Allotropa virgata Robert E. Preston 2001-6-23 1586 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, N slope of Rainbow Mtn. 1920 Comment
  CAS-BOT-BC171400  Alnus incana subsp. tenuifolia Doris K. Kildale 1928-8-18 6493 Siskiyou head of N Fork of Salmon River at Finley's Upper Camp Comment
  CHSC30107  Alnus incana subsp. tenuifolia M. S. Taylor 1980-6-4 2787 Siskiyou Cedar Lake, lake edge, ca. 11 mi sw of Mt. Shasta City. 1737 Comment
  CAS-BOT-BC169636  Alnus rhombifolia Alice Eastwood 1921-7-30 11010 Siskiyou Shasta Springs, along river Comment
  UC375244  Alnus rhombifolia Geo. D. Butler 1908-7-4 10 Siskiyou Shasta River Comment
  RSA580862  Alopecurus aequalis var. aequalis L. C. Wheeler 1934-6-22 2751 Siskiyou Cottonwood Creek, Siskiyou Mountains. Mt. Diablo Mer. 915 Comment
  JEPS96808  Alyssum alyssoides Dean W. Taylor 1999-6-9 17243 Siskiyou Agate Flat, 0.3 miles S of Oregon State Line 1005 Comment
  UCR19354  Alyssum alyssoides Edwin Kline 1920-6-24 s.n. Siskiyou [no specific locality] 1067 Comment
Read comments
Sep 26 2018
  HSC65316  Amaranthus powellii J. P. Smith, Steve Selva 1970-8-9 4584 Siskiyou In potato fields W of Macdoel. Comment
  HSC29352  Amelanchier alnifolia var. pumila Frederick W. Oettinger 1969-8-13 1358 Siskiyou Marble Mtn. Wilderness Area, below Halfway Spring, trail from English Lake to Diamond Lake 1829 Comment
  CDA25701  Amelanchier pallida T. C. Fuller 1962-6-13 8976 Siskiyou Highway 89 to McCloud 1.2 miles west of Bartle. 0 Comment
  JEPS126020  Amelanchier pallida E. T. Doucette 2013-5-21 13 -133 Siskiyou Greenhorn Road, Yreka, 8.3 miles from business district. Comment
  CAS-BOT-BC136879  Amelanchier utahensis Isabelle C. Kimber 1934-6-9 21 Siskiyou Steelbridge Camp, Sacramento River just above confluence with Ney Creek 731 Comment
  CAS-BOT-BC136896  Amelanchier utahensis Mrs. H. P. Bracelin 1936-5-11 839 Siskiyou Mt. Eddy, about 6 miles N.W. of Mt. Shasta City, Wagon Creek Canyon above Metcalf ranch house 1188 Comment
  UCR17262  Amelanchier utahensis Frank C. Vasek 1975-6-29 750629- 06 Siskiyou Gazelle Summit, 11.6 mi SW of Gazelle Comment
  CHSC88371  Amphiscirpus nevadensis Jenny Marr 1993-7-1 177 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC63989  Amsinckia intermedia J. P. Smith 1973-5-5 6558 Siskiyou Scott Bar along the Scott River Comment
  HSC64003  Amsinckia intermedia J. P. Smith 1976-5-4 8661 Siskiyou E boundary of Klamath National Forest along Hwy. 96, above Klamath River 610 Comment
  CAS-BOT-BC45217  Anaphalis margaritacea Louis C. Wheeler 1934-8-14 3120 Siskiyou 1 mile west of White Mountain, Siskiyou Mountains 1920 Comment
  RSA416596  Anaphalis margaritacea L. C. Wheeler 1934-8-14 3120 Siskiyou 1 mile W White Mt. 1921 Comment
  RSA96846  Anaphalis margaritacea Percy C. Everett, E. K. Balls 1954-10-14 20295 Siskiyou Along Klamath River, 7.6 mi. N of Somesbar, Hwy 96. 244 Comment
  CAS-BOT-BC391752  Anemone John Thomas Howell 1939-8-8 15165 Siskiyou Black Mt., Marble Mts. Comment
  CAS-BOT-BC391803  Anemone deltoidea Roxana S. Ferris; Laura Lorraine 1948-6-12 11774 A Siskiyou About 5.5 miles from Etna on Forks of Salmon Road Comment
  HSC40  Anemone deltoidea William J. Ferlatte 1966-8-19 433 Siskiyou Kidd Creek Trail. 1707 Comment
  HSC4929  Anemone deltoidea J. O. Sawyer 1968-6-18 187 Siskiyou Above S Russian Creek on W side. 1463 Comment
  HSC65508  Anemone deltoidea Rich White 1977-7-21 129 Siskiyou Slope below outlet of Raspberry Lake 1512 Comment
  HSC68474  Anemone deltoidea Maralyn A. Renner 1980-6-26 1221 Siskiyou SE edge of Flint Valley. 1390 Comment
  SBBG15606  Anemone deltoidea D. Myrick 1961-6-21 306 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1371 Comment
  CAS-BOT-BC391791  Anemone deltoidea C. R. Quick 1950-6-21 50 -04 Siskiyou Upper Hungry Creek drainage, west of Hilt and east of Beaver Creek Comment
  SEINET12087309  Anemone deltoidea A. Eastwood, Howell, J. T. 1937-1 5035 Siskiyou Salmon Mountains, 5 mi SW of Etna Comment
  CAS-BOT-BC391859  Anemone drummondii Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou West side of Gumboot Lake, Trinity Mts. 1828 Comment
  JEPS82703  Anemone drummondii Wayne Roderick 1984-6-7 Siskiyou sw Stewart Springs; Cabin Meadow 1935 Comment
  JEPS84230  Anemone drummondii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6424 Siskiyou ca. 5 mi. n. town of Seiad Valley (e. slope of Kangaroo Mt., cirque at head of Hell's Canyon); Kangaroo Mt., head of Hell's Canyon 1828 Comment
  CAS-BOT-BC391932  Anemone lyallii Philip A. Munz 1952-7-2 17891 Siskiyou Road to Baldy Mt., northwest of Happy Camp, Siskiyou Mts. 1524 Comment
  HSC28678  Anemone occidentalis Frederick W. Oettinger 1967-7-25 182 Siskiyou Marble Mtn. Wilderness Area, SSE of English Peak 2223 Comment
  POM100598  Anemone occidentalis Geo. D. Butler 1910-7-10 1736 Siskiyou Upper Carufehell Lake. 1677 Comment
  RSA238274  Anemone occidentalis Frederick W. Oettinger 1968-8-4 389 Siskiyou Along trail north of NE Crapo Peak Ridge. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2195 Comment
  RSA331951  Anemone occidentalis Walter Wisura 1985-7-31 4085 Siskiyou Mt. Shasta, end of Everitt Memorial Hwy, in Rocky Ravin. Comment
  CHSC30108  Anemone oregana M. S. Taylor 1980-6-4 2779 Siskiyou Cedar Lake, ca. 11 mi sw of Mt. Shasta City. 1737 Comment
  RSA749255  Angelica arguta K. M. Meyer, A. Townesmith 2007-7-31 180 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy 97. 1607 Comment
  SEINET10695251  Angelica arguta Karen M. Meyer, Andrew Townesmith 2007-7-31 Meyer 180 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy. 97. 1607 Comment
  UC1356635  Angelica arguta J. F. Emmel 1968-7-22 90 Siskiyou Trinity Alps, Caribou Lake Caribou Lake; Trinity Alps, Caribou Lake 2103 Comment
  SBBG7564  Antennaria argentea H. and M. Dearing 1939-6-19 3681 Siskiyou French Crk Comment
  CAS-BOT-BC59281  Antennaria argentea J. H. Thomas 1954-5-13 4160 Siskiyou Salmon Mountains, Klamath National Forest 1127 Comment
  HSC46213  Antennaria dimorpha Jennifer Whipple 1976-5-2 904 Siskiyou Scott Valley near Weston Gulch on open hillsides 854 Comment
  UC54134  Antennaria dimorpha H. M. Hall and E. B. Babcock 1903-6-16 4101 Siskiyou Little Shasta Valley Sierra Nevada Mountains, Mount Shasta 853 Comment
  CAS-BOT-BC59160  Antennaria dimorpha H. M. Hall; E. B. Babcock 1903-6-1 4101 Siskiyou Little Shasta Valley, 853 Comment
  RSA211514  Antennaria media William J. Ferlatte 1967-8-20 1048 Siskiyou Caribou Basin, Sawtooth ridge, steep, north facing slope 2256 Comment
  UCD159821  Antennaria racemosa G. Ledyard Stebbins 1972-7-3 9006 Siskiyou Summit of Cook and Green Pass. 8 miles north of Seiad Valley. (Exact location unknown. Coordinates estimated by label maker.) 1463 Comment
  CHSC88782  Antennaria rosea Jenny Marr 1993-7-1 193 Siskiyou Steamboat Mtn. Shasta Valley Wildlife Area, +/- 20 air miles S of Oregon border and 8 miles E of Yreka. Meadow. 701 Comment
  HSC45048  Antennaria rosea subsp. rosea J. O. Sawyer 1978-6-19 3256 Siskiyou Marble Mountain Wilderness Area; along trail in Bug Gulch 1524 Comment
  POM127134  Antirrhinum vexillocalyculatum subsp. breweri L. R. Abrams 1922-8-6 9897 Siskiyou Klamath River 6 miles below Hornbrook Comment
  POM15415  Antirrhinum vexillocalyculatum subsp. breweri Geo. D. Butler 1910-6-17 1569 Siskiyou Humbug Mountain. 1067 Comment
  UC1238901  Antirrhinum vexillocalyculatum subsp. breweri Freed W. Hoffman 1950-7-11 3724 Siskiyou 2.0 mi from north end of Cedar Camp road (Cedar Camp road, where the road joins the Klamath <River> again, and 42.5 mi n of Klamath <River> from the s end of Cedar Camp road, w Siskiyou Co.); North Coast Ranges Comment
  CHSC26179  Apocynum androsaemifolium J. P. Kroessig 1977-8-6 62 Siskiyou Ca. 3 km sw of Mt. Shasta City. 1000 Comment
  SBBG15616  Apocynum androsaemifolium D. Myrick 1961-6-20 292 Siskiyou Old McCloud Rd to Bear Springs just E of Mt Shasta City 1097 Comment
  UC164100  Apocynum androsaemifolium Geo. D. Butler 1908-9-6 78 Siskiyou dry thickets near Yreka Comment
  UC164101  Apocynum androsaemifolium Geo. D. Butler 1908-8-24 73 Siskiyou Russian Creek, Eldredge's Corral Comment
  HSC153  Apocynum androsaemifolium William J. Ferlatte 1966-8-3 253 Siskiyou Mtn. Meadow Ranch 1524 Comment
  HSC3208  Apocynum androsaemifolium R. C. Wunner 1965-7-9 367 Siskiyou Lava Beds N.M., 1 mi. from Mammoth Crater Jct. on Tichner Rd. to Upper Ice Cave. 1555 Comment
  HSC93641  Apocynum androsaemifolium Gordon Leppig, T. LaBanca 1998-7-11 922 Siskiyou Klamath National Forest, Duck Lakes trailhead. 1280 Comment
  UCSB6038  Apocynum androsaemifolium Myrick, Donald 1964-7-25 Siskiyou Along Shasta Ski Bowl Highway 1219 Comment
  CHSC466  Arabis V. Holt 1943-8-13 Siskiyou Marble mountains. 1828 Comment
  HSC39213  Arabis breweri var. breweri J. P. Smith 1976-5-4 8669 Siskiyou SR 263 near junction with SR 96, above Shasta River 671 Comment
  RSA0126150  Arabis divaricarpa John F. Emmel 1974-7-22 522 Siskiyou Meadows 0.2 air mile N of N end of Lower Wright Lake, Marble Mountain Wilderness Area. 2088 Comment
  HSC69022  Arabis divaricarpa var. interposita Maralyn A. Renner 1980-7-24 2012 Siskiyou Lily Pad Lake 1768 Comment
  HSC64660  Arabis holboellii var. retrofracta J. O. Sawyer 1977-7-6 3026 Siskiyou South of Little Duck Lake 2134 Comment
  HSC90571  Arabis holboellii var. retrofracta Jennifer Whipple 1976-7-2 1244 Siskiyou Near Durney Lake. 2073 Comment
  POM94625  Arabis holboellii var. retrofracta Geo. D. Butler 1910-7-8 1663 Siskiyou Log Lake, Shackleford Creek. 1220 Comment
  POM94756  Arabis holboellii var. retrofracta Geo. D. Butler 1910-6-5 1525 Siskiyou Log Lake, Shackleford Creek. Comment
  CAS-BOT-BC16714  Arabis modesta Elmer I. Applegate 1932-4-16 7065 Siskiyou Between Hamburg and Seiad Valley, Klamath River. Comment
  HSC92701  Arabis modesta D. L. Goforth 1980-4-23 476 Siskiyou Salmon River Rd. across from Sauerkraut Gulch 366 Comment
  UC673139  Arabis modesta Lincoln Constance and Reed C. Rollins 1942-5-13 2907 Siskiyou 4 mi e Seiad; Klamath-Siskiyou Region, Klamath River 457 Comment
  UC1483491  Arabis oregana Maralyn A. Renner 1980-6-22 897 Siskiyou slopes n Little Shasta River; Klamath National Forest, Copco Quad. 1371 Comment
  HSC62262  Arabis platysperma Al Hobart Siskiyou Youngs Valley Comment
  HSC90570  Arabis puberula Jennifer Whipple 1976-6-11 961 Siskiyou S face of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  RSA60657  Arabis puberula I. L. Wiggins 1950-5-28 12376 Siskiyou Just above Grouse Lake, headwaters of Grouse Lake 1829 Comment
  POM266325  Arabis rectissima Marion Ownbey, Fred G. Meyer 1940-7-3 2161 Siskiyou 5 miles NW of McCloud. Comment
  HSC67832  Arabis sparsiflora J. O. Sawyer, J. Cole 1980-7-22 3826 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  CAS-BOT-BC171027  Aralia californica Doris K. Kildale 1925-9-6 1299 Siskiyou Rodger Creek bridge, Klamath River Comment
  HSC100205  Arbutus menziesii J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-5-22 13180 Siskiyou Matthews Campground on the Cecilville to Forks of Salmon Road. 640 Comment
  CHSC97967  Arceuthobium californicum R. L. Mathiasen 2005-3-12 530 Siskiyou 5.3 km from Siskiyou Lake on road to Castle Lake. Shasta-Trinity National Forest. 1330 Comment
  UC618794  Arceuthobium campylopodum W. B. C. 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
  UC1409473  Arceuthobium campylopodum Frederick W. Oettinger 1969-8-22 1509 Siskiyou just w of outlet Horse Range Lake; Salmon Mountains, Marble Mountain Wilderness Area, English P 1821 Comment
  UC1281360  Arctostaphylos glandulosa subsp. glandulosa H. E. McMinn 1931-6-27 2538 Siskiyou summit above Weitchpec Comment
  JEPS81806  Arctostaphylos klamathensis Todd Keeler-Wolf 1982-9-19 686 Siskiyou 0.5 km sw Terrace Lake 1950 Comment
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Mar 30 2006
  CAS-BOT-BC39992  Arctostaphylos nevadensis Alice Eastwood 1921-7-29 10987 Siskiyou Pumice Mt. Comment
  CAS-BOT-BC40017  Arctostaphylos nevadensis Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Shackleford Trail below Bull Meadow Comment
  JEPS49538  Arctostaphylos nevadensis W. L. Jepson 1940-6-27 20040 Siskiyou e slope Mt. Shasta 1828 Comment
  RSA238334  Arctostaphylos nevadensis Frederick W. Oettinger 1968-8-2 366 Siskiyou 0.1 mi. So. of Diamond Lake on Shasta Ridge'. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  SEINET11989660  Arctostaphylos nevadensis A. Seneres, Harold, N.; Edwards, S. W. 1982-1 s.n. Siskiyou SW grassy spur of Deadwood Peak Comment
  SBBG5452  Arctostaphylos nevadensis subsp. nevadensis H. and M. Dearing 1939-7-2 3800 Siskiyou Etna-Salmon Divide 1828 Comment
  CAS-BOT-BC46498  Arctostaphylos patula Alice Eastwood 1912-7-19 s.n. Siskiyou Mount Shasta. Comment
  HSC4927  Arctostaphylos patula J. O. Sawyer 1968-7-9 409 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  RSA15478  Arctostaphylos patula H. P. Bracelin 1936-4-15 830 Siskiyou N.E. slope of Mt. Eddy; 3 miles above Metcalf ranch house, 6 miles N.W. of Mt. Shasta City. 1341 Comment
  UC1483494  Arctostaphylos patula J. Sawyer and J. Cole 1980-7-21 3906 Siskiyou near Haight Mtn. (along F.S. rd running ssw); Klamath National Forest, Bray Quad. 1938 Comment
  CDA38690  Arctostaphylos patula T. C. Fuller 1962-6-13 8991 Siskiyou Road to Medicine Lake, 3.2 miles north of Bartle. 0 Comment
  CDA38691  Arctostaphylos patula T. C. Fuller 1962-6-13 8991 Siskiyou Road to Medicine Lake, 3.2 miles north of Bartle. 0 Comment
  SEINET11989684  Arctostaphylos patula subsp. platyphylla R. Raiche, Radnik, K. 1982-1 20820 Siskiyou on road to Mt. Eddy 1524 Comment
  RSA165624  Arenaria congesta Clare B. Hardham 1961-6-30 7993 Siskiyou Near White Mt. Comment
  RSA211240  Arenaria congesta William J. Ferlatte 1966-6-23 121 Siskiyou Dorleska summit; Trinity Alps. 2134 Comment
  UC852267  Arenaria congesta var. suffrutescens John Thomas Howell 1939-8-2 14916 Siskiyou Marble Mts., Spirit Lake 1828 Comment
  POM182811  Arenaria congesta var. suffrutescens I. J. Condit 1909-8-23 6 Siskiyou Castle Rock near Sisson. 1829 Comment
  UCR51822  Arenaria serpyllifolia L. C. Wheeler 1934-1-4 02641 Siskiyou Siskiyou Mtns, Ridge east of Nigger Gulch off Klamath River 1067 Comment
  UCD129099  Arnica cernua G. L. Stebbins Jr.; A. A. Beetle 1942-6-1 3269 Siskiyou 15 miles north of Happy Camp, above Indian Creek. 1219 Comment
  RSA105330  Arnica cordifolia G. D. Barbe 1955-8-1 328 Siskiyou At the summit of Mt. Bolivar. Scott Mts. 2470 Comment
  RSA105404  Arnica cordifolia G. D. Barbe 1955-7-4 092 Siskiyou 11 miles S of Etna on the N Fork of French Creek. About 1000 ft from Parrot Mill Rd. 976 Comment
  UC581752  Arnica discoidea Dr. Edward Palmer Jul 13 1892-Jul 27 1892 2455 Siskiyou Mount Shasta and vicinity Mount Shasta Comment
  CAS-BOT-BC82667  Arnica latifolia John Thomas Howell 1937-7-22 13269 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC713  Arnica latifolia William J. Ferlatte 1967-8-20 1042 Siskiyou Carabou Basin 2287 Comment
  UC129423  Arnica latifolia Harley P. Chandler 1901-6-1 1699 Siskiyou Shackleford Canyon North Coast Ranges, Marble Mountain ((ridges and meadows near Marble Mountain)) 1828 Comment
  UC722579  Arnica latifolia C. L. Hitchcock and J. S. Martin 1939-7-7 5233 Siskiyou on rd to Bolan Lake ((5 mi from cut-off at juction with Takilma-Happy Camp rd)) 1767 Comment
  HSC26911  Arnica mollis J. P. Smith, J. O. Sawyer 1971-9-17 4778 Siskiyou Little Duck Lake Comment
  SBBG21764  Arnica mollis D. Myrick 1964-7-25 966 Siskiyou Panther Meadows below Ski Bowl Lodge, Mt Shasta 2346 Comment
  UCD129189  Artemisia arbuscula J. M. Tucker; L. K. Mann 1963-8-18 3764 Siskiyou saddle between Marble Mountain and southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wilderness Area. 2103 Comment
  UCR70774  Artemisia arbuscula L. C. Wheeler 1934-8-26 03226 Siskiyou Siskiyou Mtns, Trapper Creek, Siskiyou Mountains. 1982 Comment
  JEPS36959  Artemisia douglasiana Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sisson Upper Sacramento River, southern Siskiyou County Comment
  OBI53772  Artemisia douglasiana David J. Keil 1992-7-20 23482 Siskiyou 10.3 mi W of Fort Jones along Scott River rd; above Scott river 900 Comment
  POM261060  Artemisia douglasiana D. D. Keck 1938-8-19 11509 Siskiyou Along overflow stream from Mount Shasta City water reservoir. Comment
  RSA186323  Artemisia douglasiana Gilbert Muth 1966-10-16 10 Siskiyou Marble Mountains 1793 Comment
  HSC68403  Aruncus dioicus var. acuminatus Maralyn A. Renner 1980-7-4 1383 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  CAS-BOT-BC447714  Aruncus dioicus var. vulgaris Carl B. Wolf 1927-8-27 1139 Siskiyou On the Klamath River at the mouth of Crawford Creek Comment
  CAS-BOT-BC447716  Aruncus dioicus var. vulgaris Doris K. Kildale 1928-8-18 6425 Siskiyou North Fork Salmon River at Finley Camp Comment
  CAS-BOT-BC400588  Asarum caudatum Alice Eastwood 1923-5-18 11853 Siskiyou Shasta Springs Comment
  HSC69500  Asarum caudatum John Palmer 1980-8-13 779 Siskiyou Klamath National Forest, Dead Cow Creek near F.S. Rd. 47N44 from Beaver Creek Rd. 1616 Comment
  CAS-BOT-BC400704  Asarum hartwegii John Thomas Howell 1937-7-26 13542 Siskiyou Caribou Gulch Comment
  UC585171  Asclepias cordifolia E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1919 Siskiyou about 7 mi sw Yreka (s of highway from Yreka to Fort Jones); Forest House Mt. 1363 Comment
  RSA401670B  Asclepias cordifolia E. E. Stanford 1930-6-15 1594 Siskiyou Near Shasta City Comment
  SEINET7121401  Asclepias speciosa B. L. Wilson 2006-7-25 11946 Siskiyou Near spring on Forest Service road above Forest Mountain Summit 1265 Comment
  RSA60530  Asclepias speciosa John H. Thomas 1949-6-16 957 Siskiyou Roadside, 2 miles north of Hornbrook. Comment
  RSA760930  Aspidotis densa R. F. Thorne, Frederick W. Oettinger 1969-8-4 63380 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1768 Comment
  UCSB51228  Aspidotis densa Almanza, Ed 1976-7-14 Siskiyou Little Castle Lake meadow, Trinity Mountains 1706 Comment
  POM261532  Aster radulinus Alice Eastwood 1912-7-21 1281 Siskiyou Sisson. Comment
  RSA119374  Astragalus accidens var. hendersonii S. S. Tillett 1956-7-9 670 Siskiyou Along ridge running n. from NW side of Scott Mtn., between Big Carmen Creek and Mule Creek, Siskiyou-Trinity Cos. line, ca. 8 mi. SE of Callahan. 1951 Comment
  CAS-BOT-BC178813  Astragalus californicus L. E. Smith 1914-5-14 697 Siskiyou Yreka Comment
  CAS-BOT-BC177861  Astragalus curvicarpus var. curvicarpus R. C. Barneby 1954-5-15 11504 Siskiyou 2 1/2 miles n. of Gazelle 838 Comment
  CAS-BOT-BC177862  Astragalus curvicarpus var. curvicarpus Elmer I. Applegate 1935-6-5 9330 Siskiyou Lyons road, north boundary area, Lava Beds National Monument Comment
  CAS-BOT-BC182968  Astragalus filipes Elmer I. Applegate 1935-6-5 9331 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  RSA715634  Astragalus gambelianus L. Ahart 2005-6-9 12013 Siskiyou About 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 775 Comment
  CAS-BOT-BC192920  Astragalus purshii var. lectulus L. E. Smith 1914-4-20 634 Siskiyou Yreka Comment
  UC164061  Astragalus purshii var. tinctus Geo. D. Butler 1909-5-8 708 Siskiyou dry hills near Yreka; near Yreka Comment
  UC164060  Astragalus purshii var. tinctus Geo. D. Butler 1909-4-14 631 Siskiyou Humbug HIlls Comment
  HSC71340  Astragalus whitneyi var. siskiyouensis J. P. Smith 1974-5-26 7384 Siskiyou Along FS Rd. 47N03 1524 Comment
  RSA597968  Athyrium americanum L. C. Wheeler 1963-8-31 8318 Siskiyou Siskiyou Mountains, Devils Punch Bowl. 1433 Comment
  HSC364  Athyrium distentifolium var. americanum William J. Ferlatte 1967-8-23 1097 Siskiyou Head of Kidd Creek 2134 Comment
  RSA183740  Athyrium filix-femina subsp. cyclosorum Gilbert Muth 1965-8-3 150 Siskiyou Marble Mountains, creek at Marble Valley Comment
  CAS-BOT-BC66197  Athyrium filix-femina var. cyclosorum Doris K. Kildale 1929-7-20 8727 Siskiyou Raspberry Lake, upper Indian Creek 1828 Comment
  HSC22158  Athyrium filix-femina var. cyclosorum J. O. Sawyer 1969-7-23 1176 Siskiyou Along road near Horse Range Creek. 1341 Comment
  UC220844  Athyrium filix-femina var. cyclosorum H. E. Brown Jul 15 1897-Jul 31 1897 544 Siskiyou s side Mt Shasta 1524 Comment
  UC433180  Athyrium filix-femina var. cyclosorum J. G. Lemmon Siskiyou Mt Shasta Comment
  POM94678  Athysanus pusillus Geo. D. Butler 1910-3-27 1145 Siskiyou Near Yreka. Comment
  CDA23298  Atriplex patula R. Pederson, G. Pederson 1980-11-9 Siskiyou Lower Klamath National Wildlife Refuge. 0 Comment
  POM312479  Atriplex truncata Verne Grant, Irving Schneider 1947-8-26 8301 Siskiyou Interstate Highway, Lower Klamath Lake Comment
  CAS-BOT-BC106539  Balsamorhiza deltoidea Geo. D. Butler 1910-4-16 1180 Siskiyou Klamath Hills Comment
  CHSC71278  Balsamorhiza deltoidea Vernon H. Oswald; Lowell Ahart 1998-6-11 9174 Siskiyou Shasta NF plantation on the west side of Hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs Rd., northeast of Weed. 1066 Comment
  UC585252  Balsamorhiza deltoidea E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 1995 Siskiyou 1 1/2 mi w of, e and ne slope of spur of Rainbow Ridge above Sulloway Creek Mt. Shasta City; Rainbow Ridge 1180 Comment
  CHSC75669  Balsamorhiza hookeri var. lanata Vernon H. Oswald; Lowell Ahart 1999-7-5 9811 Siskiyou Gazelle Mtn. on road 41N03 0.6 mi southeast of Gazelle-Callahan Hwy. 1524 Comment
  RSA0125839  Balsamorhiza hookeri var. lanata M. S. Baker 1933-4-22 7423 Siskiyou 2 miles S of Yreka. Comment
  HSC64094  Barbarea orthoceras J. P. Smith 1973-5-5 6490 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  RSA331954  Berberis aquifolium var. aquifolium Dave Kelly, Walter Wisura 1985-7-31 4082 Siskiyou 9.1 mi. SW of Gazelle on Callahan Rd. Comment
  UC472297  Berberis aquifolium var. dictyota H. W. Furlong Sept. 1901 Siskiyou summit to Ager Comment
  JEPS47737  Berberis aquifolium var. repens W. L. Jepson 1907-7-19 2948 Siskiyou Indian Creek Siskiyou Mts Comment
  CAS-BOT-BC75928  Berberis piperiana Carl B. Wolf 1933-7-5 5974 Siskiyou 4.7 miles from Oak Knoll Ranger Station on Klamath River, on road to Dry Lake Lookout, Siskiyou Mountains. 1219 Comment
  CAS-BOT-BC75932  Berberis piperiana Roxana S. Ferris; Laura Lorraine 1948-6-12 11814 Siskiyou At Mule Creek crossing of Scott Mountain Road. 1524 Comment
  CAS-BOT-BC75939  Berberis piperiana W. R. Dudley 1901-8-16 s.n. Siskiyou Willow Creek Grade near summit, west of Gazelle. Comment
  CAS-BOT-BC76027  Berberis repens Mrs. Van Fassen 1926-3-27 s.n. Siskiyou Dunsmuir. Comment
  CAS-BOT-BC227789  Betula occidentalis Elmer I. Applegate 1895-5-28 635 Siskiyou Sacramento River below Sisson Comment
  POM29857  Bidens cernua Geo. D. Butler 1908-9-25 501 Siskiyou Shasta River Comment
  HSC96829  Bistorta bistortoides S. Lyon, J. McIntire 2006-6-25 24 Siskiyou Burns Ranch; On F.S. Rd. 39N41, 0.2 miles southwest of intersection with Rd. 39N27 1341 Comment
  CAS-BOT-BC127947  Blepharipappus scaber A. M. Vollmer; L. Beane 1951-5-31 21 Siskiyou On scree near highway, Scott Mountain Comment
  JEPS82472  Boechera Gilbert Muth 1966-7-8 370 Siskiyou Marble Valley Meadow Marble Mt. Wilderness Area 1792 Comment
  UCD15033  Boechera John M. Tucker 1963-7-7 3723 Siskiyou Marble Mountain Wilderness Area, vicinity of Paradise Lake at east base of King's Castle; 1981 Comment
  CAS-BOT-BC15789  Boechera acutina John Thomas Howell 1939-8-2 14945 Siskiyou Marble Mountains. Spirit Lake. Comment
  UC166052  Boechera breweri Geo. D. Butler 1909-7-15 892 Siskiyou Highland Mine Comment
  CAS-BOT-BC16021  Boechera breweri subsp. breweri George Dexter Butler 1909-5-14 726 Siskiyou Klamath River. Comment
  JEPS84108  Boechera divaricarpa L. R. Heckard with J. Hickman et al. 1986-7-17 6549 Siskiyou ca 1 mi ne Buckhorn 2100 Comment
  JEPS53088  Boechera pauciflora Geo. D. Butler 1909-5-8 723 Siskiyou near Yreka Comment
  CAS-BOT-BC14112  Boechera pauciflora Alice Eastwood; John Thomas Howell 1934-4-20 1768 Siskiyou Near Yreka along Shasta River. Comment
  CAS-BOT-BC65366  Boechera platysperma R. C. Wenk 2008-7-23 906 Siskiyou SW side of Mount Shasta, below Panther Meadow. 2269 Comment
  CAS-BOT-BC25622  Boechera retrofracta C. L. Hitchcock; J. S. Martin 1939-7-9 5310 Siskiyou Between King's Castle and Black Mountain west side of ridge. 1828 Comment
  SEINET3132274  Boechera retrofracta G. D. Butler 1163 Siskiyou Dryland, Loy Lake, Shackleford Creek. 1219 Comment
  CAS-BOT-BC17216  Boechera rollei Wayne E. Rolle 1985-8-27 s.n. Siskiyou Near Lilypad Lake, Red Butte and Kangaroo Mountain. 1767 Comment
  CAS-BOT-BC25866  Boechera subpinnatifida Dorothy Parker 1947-3-30 164 Siskiyou East side of Scott Valley near Harstrand Gulch. 868 Comment
  UC1409353  Boechera suffrutescens Frederick W. Oettinger 1968-8-16 540 Siskiyou n of Hancock Lake (w side of Red Hill, vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area, English P 2057 Comment
  HSC60900  Botrychium multifidum Al Hobart Siskiyou Black Butte Comment
  SJSU6512  Boykinia major R. W. Trivelpiece 1972-6-15 115 .5 Siskiyou Vann Cr near Bear Peak c. 15 mi SW of Happy Camp 1280 Comment
  UCD102599  Boykinia major John M. Tucker; D. V. Hemphill 1974-7-28 4332 Siskiyou 1 mile south of Haypress Meadows, between trail to Camp 4, Marble Mountain Wilderness Area. 1463 Comment
  HSC60813  Boykinia major Ruby Van Deventer 1962-8-15 Siskiyou Bell Echo Camp in Youngs Valley 1220 Comment
  RSA602826  Boykinia major Louis C. Wheeler 1958-8-21 7419 Siskiyou Siskiyou Mountains. Head of Hell's Canyon. Comment
  HSC27675  Boykinia occidentalis Carl W. Mize 1972-6-8 34 Siskiyou Along main trail near Deer Lick Creek 351 Comment
  UC375292  Brassica rapa Geo. D. Butler 1908-7-14 1048 Siskiyou fields near Yreka Comment
  UCD70189  Brickellia greenei D. Sanchez-Mata 1997-9-18 s.n. Siskiyou Mount Shasta-Lake Siskiyou-Gumboot Lake. South Fork (Sacramento River) Road. 1340 Comment
  OBI55401  Brickellia greenei David J. Keil 1992-7-24 23562 Siskiyou Klamath Natl forest E of Callahan. 2.5 mi N of Kangaroo Lake on Rail Crk rd Comment
  UCSC000152  Brodiaea coronaria I. J. Condit 2007-6-30 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC484383  Brodiaea elegans subsp. elegans Ira L. Wiggins 1955-7-25 13509 Siskiyou Mountain View Ranch 960 Comment
  UC144809  Bromus briziformis A. A. Heller 1905-6-20 8075 Siskiyou Gazelle Comment
  UC204769  Bromus carinatus var. carinatus Geo. D. Butler 1909-6-2 814 Siskiyou near Yreka Comment
  JEPS69204  Bromus hordeaceus Geo. D. Butler 1909-5-26 817 Siskiyou along road near Yreka Comment
  UCD58758  Bromus hordeaceus August L. Hormay 1932-4-20 s.n. Siskiyou Brownwell. Comment
  CHSC86461  Bromus inermis subsp. inermis Jenny Marr 1993-7-1 78 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NE of Meiss Lake. 1349 Comment
  CAS-BOT-BC162472  Bromus laevipes L. R. Short 1933-5-31 79 Siskiyou Klamath Forest. Cougar Gulch. 914 Comment
  HSC26613  Bromus orcuttianus J. P. Smith, Steve Selva 1970-6-15 3922 Siskiyou 10 mi. NW of Forks of Salmon Comment
  SJSU6526  Bromus orcuttianus R. W. Trivelpiece 1972-6-15 113 Siskiyou Vann Creek near Bear Peak c. 15 mi SW of Happy Camp 1341 Comment
  UC1265362  Bromus orcuttianus F. W. Oettinger 1968-9-2 664 Siskiyou Salmon Mountains, sw side of Upper English Lake, w Siskiyou County Upper English Lake; Salmon Mountains, Upper English Lake 1868 Comment
  CAS-BOT-BC185592  Bromus tectorum Geo. D. Butler 1909-5-21 816 Siskiyou Roadside near Yreka. Comment
  CAS-BOT-BC185603  Bromus tectorum Lewis S. Rose 1945-6-18 45075 Siskiyou Horse Creek & Klamath River. 502 Comment
  HSC36429  Bromus tectorum J. O. Sawyer 1969-7-9 1216 Siskiyou Near C.C.C. road, N of Sugar Creek 1433 Comment
  NY664637  Bromus tectorum A. A. Heller 1905-6-9 8012 Siskiyou Montague Comment
  UCD60229  Bromus vulgaris R. Tofsrud 1948-8-1 s.n. Siskiyou Few mi. N of Happy Camp. Comment
  JEPS109776  Calamagrostis breweri D. W. Taylor 2002-7-29 18287 Siskiyou South China Mountain; cirque as E base of summit ridge Comment
  UC1483470  Calamagrostis koelerioides Maralyn A. Renner 1980-8-7 2428 Siskiyou ridge s Preston Peak; Klamath National Forest, Preston Peak Quad. 1950 Comment
  HSC23461  Calamagrostis nutkaensis J. O. Sawyer 1969-8-4 1841 Siskiyou Above Sugar Lake 2134 Comment
  JEPS19745  Callitriche Rimo Bacigalupi with S. Galen Smith 1957-6-27 5976 Siskiyou 20 mi ne of Weed (at margins of marsh of Grass Lake, on route between Weed and Klamath Falls); Grass Lake 1544 Comment
  RSA237962  Callitriche verna Frederick W. Oettinger 1969-9-4 1624 -a Siskiyou Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  HSC65557  Callitropsis nootkatensis Rich White 1977-6-20 85 Siskiyou NE area around Devils Punchbowl 1433 Comment
  HSC68573  Calocedrus decurrens Maralyn A. Renner 1980-6-23 975 Siskiyou W Fork Seiad Creek 878 Comment
  SEINET212050 Image available Calocedrus decurrens D. K. Bailey 1972-9-12 72 -36 Siskiyou Along road from O'Brien, Oregon to Happy Camp, California; about 7 mi NW of Happy Camp. 457 Comment
  CAS-BOT-BC132245  Calochortus A. M. Vollmer; L. Beane 1951-6-2 56 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  SEINET4169790  Calochortus elegans Marion Ownbey, D. H. Brown 1941-6-23 2429 Siskiyou On ridge near Gunsight Peak , Mountains west of Yreka Comment
  JEPS104951  Calochortus greenei Dean W. Taylor 1996-6-26 15744 Siskiyou Iron Gate Reservoir; drainage of Brush Creek; Klamath National Forest 670 Comment
Read comments
Feb 28 2009
  SEINET10971608 Image available Calochortus greenei Edward L. Greene 1876-7-6 Greene 914 Siskiyou on Table Rock, Little Shasta River. Comment
  CDA33233  Calochortus longebarbatus T. C. Fuller 1962-6-13 8996 Siskiyou South side of Highway 89 to Lake Britton, 0.5 mile east of Bartle. 0 Comment
  CHSC2232  Calochortus nudus N. Jaekel 1939-7-6 Siskiyou Castle Lake. 1981 Comment
  UC3464  Calochortus nudus W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mount Shasta Comment
  SEINET8273312  Calochortus nudus Frank Callahan 2007-7-5 Siskiyou Methodist Camp Meadows above or west of Scott Camp Creek. 1483 Comment
  HSC49930  Calochortus persistens G. L. Clifton, Ground 1978-6-18 1270 Siskiyou Near Humbug close to the town of Yreka 1353 Comment
  CAS-BOT-BC494016  Calochortus tolmiei Gilbert Muth 1965-8-6 s.n. Siskiyou Backside of Blk. Mt. 2072 Comment
  UC853814  Caltha biflora A. A. Heller 1915-7-15 12086 Siskiyou Mt. Eddy 2072 Comment
  HSC29439  Caltha leptosepala Frederick W. Oettinger 1968-8-3 379 Siskiyou High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area; Base Camp Meadow at mid-trail between Diamond and Hancock Lakes 2012 Comment
  HSC49832  Caltha leptosepala Maralyn O'Meara 1973-6-5 194 Siskiyou 1.0 mi. up Duck Lakes Trail along a trail crossing stream Comment
  UC134365  Calycadenia truncata Dr. E. B. Copeland 1903-7-4 3547 Siskiyou Klamathon Comment
  UC89038  Calycadenia truncata K. Brandegee 1887-7-1 Siskiyou Edgewood Comment
  POM30674  Calycadenia truncata subsp. microcephala Geo. D. Butler 1910-7-30 1801 Siskiyou Near Yreka. Comment
  POM52739  Calycadenia truncata subsp. scabrella Geo. D. Butler 1910-7-30 1801 Siskiyou Near Yreka. Comment
  CHSC99719  Calyptridium monospermum L. P. Janeway 2008-7-24 9481 Siskiyou Klamath Ranges. Siskiyou Mountains; crest of the mountain 2.1 air km northeast of Condrey Mountain. 2115 Comment
  JEPS127643  Calyptridium monospermum Jurriaan M. de Vos 2014-7-10 313 Siskiyou Klamath NF. Along and just S of Pacific Crest Trail, ca. 250 m E from Cook and Green Pass (Forest Road 1055). Comment
  HSC4431  Calyptridium umbellatum William J. Ferlatte 1966-6-22 77 Siskiyou Josephine Lake Basin 1677 Comment
  UC922355  Calyptridium umbellatum Annie M. Alexander and Louise Kellogg 1949-7-21 5826 Siskiyou hill n of Paradise Lake (Marble Mountains); Marble Mountains 1920 Comment
  RSA603170  Calystegia occidentalis subsp. occidentalis L. C. Wheeler 1935-6-9 3562 Siskiyou Yreka Creek. Siskiyou Mtns. (Mt Diablo Mer.) 1220 Comment
  SEINET10463097  Campanula prenanthoides Muth 1979-8-10 MUTH 13329 Siskiyou Near Little Mill Creek, on the Etna quadrangle; close to the town of Callahan, granitic 1707 Comment
  JEPS60248  Campanula prenanthoides L. R. Heckard with L. Constance and R. Ornduff 1969-7-25 2313 Siskiyou near Fall Creek Inn (along Gilman Road, between the Sacramento and McCloud arms of Shasta Lake); Shasta Lake 396 Comment
  SEINET10463086  Campanula prenanthoides Kildale 1928-7-3 KILDALE 5442 Siskiyou Little North Fork of Salmon River near mouth Comment
  SEINET10463088  Campanula prenanthoides Hutchinson 1932-7-10 HUTCHINSON 4455 Siskiyou On the edge of boggy ground at Castle Lake 1372 Comment
  SEINET10463148  Campanula prenanthoides Ownbey 1940-7-4 OWNBEY 2171 Siskiyou Dry north slope, Siskiyou Mountains, northwest of Hornbrook Comment
  SEINET10463155  Campanula prenanthoides Ira L. Wiggins 1955-7-23 Wiggins 13463 Siskiyou Ridge west of China Creek, south side of South Fork of Salmon river 960 Comment
  SEINET10463361  Campanula prenanthoides Alice Eastwood 1922-10-18 Eastwood 11530 Siskiyou Shasta Springs Comment
  SEINET10938999  Campanula prenanthoides James D. Culbertson 1943-8-1 Culbertson 42 Siskiyou CASTLE LAKE, 14 MI SW MT SHASTA, N SIDE E SPUR TRINITY MTS 5434', N FACING CIRCUE W/ ABRUPT 1000' BACKWALL 1656 Comment
  RSA37421  Campanula scouleri Marion Ownbey, Fred G. Meyer 1940-7-8 2226 Siskiyou Siskiyou Mountains, Summit. 18 miles North of Happy Camp. Comment
  SEINET10463762  Campanula scouleri Ownbey 1940-7-8 OWNBEY 2226 Siskiyou Near summit of Siskiyou Mountains, 18 miles north of Happy Camp Comment
  SEINET10939052  Campanula scouleri Edwin B. Copel 1903-8-17 Copeland 3911 Siskiyou MT. EDDY 1311 Comment
  SEINET10972087  Campanula scouleri Feudge 1927-7-22 FEUDGE 1775 Siskiyou Mt. Shasta City, damp shade of willows. 1067 Comment
  SEINET10972096  Campanula scouleri Joseph W. Congdon 1900-8-10 Congdon s.n. Siskiyou NR. SISSON Comment
  CAS-BOT-BC266460  Campanula wilkinsiana Alice Eastwood 1912-9-1 2063 Siskiyou Mount Shasta Comment
  JEPS79759  Campanula wilkinsiana L. R. Heckard 1967-8-14 1731 Siskiyou above (second spring on side canyon) Horse Camp (sw flank of Mt. Shasta); Mt. Shasta 2560 Comment
  UCD114132  Capsella bursa-pastoris A. A. Heller 1916-6-20 12417 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy. 1188 Comment
  SEINET5341066  Cardamine nuttallii G. Butler 1910-4-1 1152 Siskiyou Humbug Mt. on shady slopes. Comment
  JEPS116630  Carduus nutans Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -005 Siskiyou North side Mt. Shasta, south of Hwy 97 Mt. Shasta 1090 Comment
  CHSC48061  Carex L. P. Janeway 1983-8-28 633 Siskiyou At Poker Flat. S edge of mdw bordering forest. 1524 Comment
  RSA550450  Carex abrupta R. Tallent 1987-8-16 942 Siskiyou Panther Meadows Trailhead area. Mt. Shasta area. 2220 Comment
  HSC62615  Carex amplifolia Al Hobart 1968-6-18 Siskiyou Youngs Valley Comment
  HSC76855  Carex amplifolia L. P. Janeway 1982-6-18 77 Siskiyou 1 1/2 mi. up FS 19N07 from Indian Creek Rd., near a small creek 701 Comment
  CAS-BOT-BC17961  Carex angustata William Bridge Cooke 1939-7-7 13613 Siskiyou Mount Shasta. In the Wagon Camp Sedge Swamp. 1737 Comment
  UC822760  Carex aquatilis Frank W. Gould 1940-5-14 1229 Siskiyou Bull Meadows Goosenet Mountains, Bull Meadows 1524 Comment
  HSC85806  Carex aquatilis var. dives L. P. Janeway 1983-8-28 637 Siskiyou Poker Flat, middle of meadow 1529 Comment
  UC143808  Carex athrostachya Dr. E. B. Copeland 1903-9-7 3866 Siskiyou Mount Eddy 2133 Comment
  UC144466  Carex bolanderi A. A. Heller 1905-6-13 8025 Siskiyou near Shasta Springs Comment
  UC1265324  Carex brainerdii Frederick W. Oettinger 1969-8-3 1146 Siskiyou above English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  CAS-BOT-BC19654  Carex brainerdii L. P. Janeway 1983-6-25 336 Siskiyou Ca. 0.5 mile north of West Branch USFS Station. 670 Comment
  HSC73326  Carex concinnoides Gail Newton 1980-6-20 488 Siskiyou Near Bald Mtn. 1097 Comment
  SEINET7557910 Image available Carex echinata Frederick W. Oettinger 1968-8-3 372 Siskiyou Salmon Mountains. The high lake basins in the vicinity of English Peak Marble Mountain Wilderness Area. Midway on trail between Diamond Lake and Hancock Lake at "Base Camp". 2012 Comment
  JEPS84066  Carex echinata subsp. echinata L. R. Heckard with J. Hickman 1986-7-16 6444 Siskiyou se Red Butte (ca. 5 mi n of the town of Seiad Valley); Lily Pad Lake 1770 Comment
  HSC76839  Carex exsiccata L. P. Janeway 1982-8-1 97 Siskiyou Curve of FS Rd. 17N32 at FS Rd. 17N32A, 5 mi. from Indian Creek Rd. 793 Comment
  CAS-BOT-BC20745  Carex fracta William Bridge Cooke 1938-8-19 11524 Siskiyou Mt. Shasta. Lower Bear Spring. 1524 Comment
  CAS-BOT-BC20749  Carex fracta Alice Eastwood; John Thomas Howell 1937-6-26 5058 Siskiyou Near Fork of Salmon Comment
  HSC48021  Carex globosa D. H. Norris 1972-6-11 22844 Siskiyou Along Duck Lakes trail near Parrott's Mill Road 1677 Comment
  HSC82003  Carex gracilior Thomas W. Nelson, Jane P. Nelson 1979-6-16 4849 Siskiyou Along Hwy. 3, 2.7 mi. N of Scott Mtn. Summit 1341 Comment
  SEINET11309837 Image available Carex hassei Unknown 2009-1 24535 Siskiyou Near Pacific Crest Trail, Route 3, Scott Mountain Summit, Klamath Range (KR). Comment
  CAS-BOT-BC28082  Carex hoodii John Thomas Howell 1937-7-25 13484 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  UC837247  Carex inops subsp. inops L. E. Smith 1913-4-29 149 Siskiyou McCloud 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
  UCR66602  Carex kelloggii J. T. Howell 1939-8-3 14960 Siskiyou Marble Mountains, Spirit Lake. 1829 Comment
  CHSC95090  Carex laeviculmis L. P. Janeway 2006-7-2 8743 Siskiyou Klamath Ranges. Salmon Mountains; headwaters of West Fork Whites Gulch, a tributary of North Fork Salmon River from the south; between sharp switchbacks of Road 40N61, at alder-shaded creek on steep north-facing slope. Along seepy road side-drainage to the creek. 1554 Comment
  CAS-BOT-BC7577  Carex laeviculmis L. P. Janeway 1982-8-15 144 Siskiyou Below Echo Lake 1645 Comment
  HSC60901  Carex lenticularis var. impressa Al Hobart Siskiyou Black Butte Comment
  CHSC62595  Carex lenticularis var. lipocarpa L. P. Janeway 1993-8-31 4573 Siskiyou Northeast side of Cliff Lake; headwaters of South Fork Sacramento River. 1758 Comment
  JEPS101102  Carex luzulifolia Dean W. Taylor 1996-7-25 15840 Siskiyou Scott Mtns.; Crater Lake, in cirque above upper lake (about 10 air miles west of Weed); Klamath National Forest Comment
  CHSC106525  Carex luzulina Peter F. Zika 2009-6-18 24534 Siskiyou Klamath Range (KR). Meadow near Pacific Crest Trail, Route 3, Scott Mountain Summit. 1640 Comment
  SEINET10711162  Carex luzulina A. Arthur Heller 1920-7-6 Heller 13410 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy, in open places in the forest. The original growth of Yellow Pine has been replaced by White Fir, Douglas Fir and Incense Cedar. Shrubs are Willow, Corylus and Ceanothus. 1158 Comment
  UC1950133  Carex luzulina Barbara Ertter 1990-7-14 9350 Siskiyou E-facing hillside; just N of roadfork on FR 40N234 ca 1/2 mi S of Wagon Creek, E side Mt Eddy ca 4 airmiles W of Mt Shasta City Comment
  RSA237356  Carex luzulina var. ablata Frederick W. Oettinger 1969-8-22 1504 Siskiyou South end of Horse s Hole, near Horse Range Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  SEINET7966806 Image available Carex mariposana A. A. Heller 2016-7-20 12468 Siskiyou near Wagon Creek Falls, E side of Mount Eddy Comment
  JEPS87083  Carex multicaulis J. Kierstead 1991-6-20 91 -69 Siskiyou 1 mi s Mumbo Basin (at jct. of Forest Service Rds. 40N26 and 38N24); Mt. Shasta Ranger Dist. 1889 Comment
  SD130933  Carex multicaulis John Thomas Howell 1937-7-26 13556 Siskiyou Caribou Gulch. Comment
  CAS-BOT-BC32014  Carex multicaulis R. E. Frenkel 1964-7-14 696 Siskiyou On Everitt Memorial Hwy near Mt. Shasta, 4.7 mi N of McCloud River RR crossing. 1545 Comment
  CDA33114  Carex multicaulis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2613 Siskiyou 0.2 mile east of Forest Mountain summit, Highway 3 (Yreka- Fort Jones Highway), southwest of Yreka. Comment
  HSC85837  Carex multicaulis L. P. Janeway 1983-8-7 524 Siskiyou Along S Fork Indian Creek Rd. (FS 17N32), 18 mi. from Indian Creek Rd. 1433 Comment
  CAS-BOT-BC32276  Carex multicostata John Thomas Howell 1939-8-9 15219 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  UC1358 Image available Carex multicostata W. H. Brewer 1375 Siskiyou Mt. Shasta 2560 Comment
  HSC85845  Carex multicostata L. P. Janeway 1983-8-26 609 Siskiyou Poker Flat, across road on N side of meadow 1524 Comment
  CHSC38992  Carex nebrascensis J. D. Jokerst 1983-7-5 1828 Siskiyou N end of Atkin's Meadow. Ca 15 air miles east of McCloud. Comment
  CAS-BOT-BC119474  Carex nudata L. B. Kildale 1930-5-31 9808 Siskiyou Island in Klamath River near Hornbrook. Comment
  CAS-BOT-BC119476  Carex nudata Louis C. Wheeler 1934-9-22 3296 Siskiyou Walker 518 Comment
  CHSC82750  Carex pachystachya L. P. Janeway 2002-7-13 7637 Siskiyou High Cascade Range. 1.6 km southeast of southeast corner of Medicine Lake; east side of Road 49 (44N75) 0.2 km north of Road 44N17. 2067 Comment
  CHSC82805  Carex pachystachya L. P. Janeway 2002-7-12 7624 Siskiyou High Cascade Range. 3.5 km south of the top of Ash Creek Butte; 0.2 km southwest of Road 19 (Military Pass Road); 0.6 km north-east of confluence of Ash Creek and Brewer Creek. 1573 Comment
  SEINET7572539 Image available Carex preslii Ray Tallent 1987-8-12 909 Siskiyou Klamath National Forest, trail to Long Gulch Lake. 1939 Comment
  CAS-BOT-BC118784  Carex preslii William J. Ferlatte 1968-8-23 1094 Siskiyou Head of Kedd Creek. 2133 Comment
  CAS-BOT-BC118786  Carex preslii Rimo Bacigalupi 1959-7-10 7302 Siskiyou In meadow at Twin Valley, Siskiyou Mts., just E of Del North County line. 1493 Comment
  RSA91047  Carex preslii J. T. Howell 1937-7-24 13431 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  HSC37426  Carex raynoldsii J. O. Sawyer 1969-7-24 1482 Siskiyou SW of Sugar Lake 1890 Comment
  HSC68504  Carex rossii Maralyn A. Renner 1980-6-22 935 Siskiyou 1 mi. N of Little Shasta River 1402 Comment
  CAS-BOT-BC117909  Carex scabriuscula L. P. Janeway 1983-8-27 623 Siskiyou Twin Valley lower meadow near trail, on W side of creek. 1493 Comment
  HSC62584  Carex scabriuscula V. Stansell 1968-6-13 Siskiyou Youngs Valley 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
  RSA238966  Carex scopulorum Frederick W. Oettinger 1968-8-2 353 Siskiyou South end of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UC1265468  Carex scopulorum var. bracteosa Frederick W. Oettinger 1969-9-4 1649 Siskiyou Tobacco Lake, lower wet meadow Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  UC1265467  Carex scopulorum var. bracteosa Frederick W. Oettinger 1969-8-6 1262 Siskiyou w Tom's Lake lower hole; Salmon Mountains, Marble Mountain Wilderness 1950 Comment
  UC834264  Carex specifica Louis C. Wheeler 1934-8-6 3049 Siskiyou Bear Ground Gulch off Jaynes Canyon Siskiyou Mountains 1676 Comment
  CHSC106463  Carex spectabilis Peter F. Zika 2009-8-16 24608 Siskiyou Cascade Range Highlands (CaRH). Near Road A10 (Everett Memorial Highway), Panther Meadows, S slope of Mt. Shasta, along creek. 2280 Comment
  UC922497  Carex spectabilis Annie M. Alexander and Louise Kellogg 1949-7-28 5886 Siskiyou Sky High Valley Marble Mountains 1767 Comment
  HSC30555  Carex spectabilis Frederick W. Oettinger 1969-8-4 1178 Siskiyou Marble Mtn. Wilderness Area, between Tobacco Lake and Mud Lake 1890 Comment
  RSA22153  Carex spectabilis W. Bridge Cooke 1938-7-21 11298 Siskiyou Heather meadow, Mt. Shasta. 2287 Comment
  RSA186337  Carex straminiformis Gilbert Muth 1966-10-16 26 Siskiyou Marble Mountains 1793 Comment
  RSA186338  Carex straminiformis Gilbert Muth 1966-10-16 21 Siskiyou Marble Mountains 1793 Comment
  CAS-BOT-BC115838  Carex subfusca Alice Eastwood 1921-7-28 10939 Siskiyou Medicine Lake. Comment
  CAS-BOT-BC115857  Carex subfusca Louis C. Wheeler 1934-6-22 2754 Siskiyou Cottonwood Creek. 914 Comment
  SEINET7577150 Image available Carex subfusca Ray Tallent 1987-8-13 912 Siskiyou Klamath National Forest, Forest Rd 39N11 at Little Jackson Creek. 1739 Comment
  CAS-BOT-BC115168  Carex vesicaria R. Tallent 1987-8-12 897 a Siskiyou Klamath National Forest. Long Gulch Lake. 1939 Comment
  RSA238960  Carex vesicaria Frederick W. Oettinger 1968-9-4 693 Siskiyou Along the west shoreline of Abbotts Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1723 Comment
  RSA565000  Carex whitneyi D. W. Taylor 1987-6-8 9034 Siskiyou Lava Crack Spring. Modoc Plateau. 1372 Comment
  CAS-BOT-BC59701  Cassiope mertensiana Volney Rattan 1879-1-1 s.n. Siskiyou Klamath. Comment
  HSC805  Castilleja applegatei William J. Ferlatte 1967-7-25 719 Siskiyou Caribou Basin 2287 Comment
  LA209198  Castilleja applegatei C. L. Hitchcock; J. S. Martin 1939-7-9 5327 Siskiyou Marble Mountains, 0.5 mi SE of King's Castle 1828 Comment
  HSC19024  Castilleja applegatei J. O. Sawyer 1969-7-17 1129 Siskiyou S facing upper slope E of Waterdog Lake 2165 Comment
  CAS-BOT-BC241147  Castilleja applegatei subsp. pinetorum John Thomas Howell 1937-7-21 13193 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  JEPS23769  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6826 Siskiyou just n and below Scott Mountain road summit; Scott Mountain 1615 Comment
  UC1238992  Castilleja applegatei subsp. pinetorum Freed W. Hoffman 1948-7-8 2587 Siskiyou 7.5 mi n West Branch Camp (Waldo-Happy Camp Road); North Coast Ranges 1402 Comment
  RSA789826  Castilleja applegatei subsp. pinetorum Rebecca Wenk 2005-7-20 354 Siskiyou National Forest Road 17, 1 mile down road to the north, heading towards Mt. Shasta. Comment
  CAS-BOT-BC243751  Castilleja applegatei var. pinetorum Doris K. Kildale 1928-7-2 5394 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  HSC61197  Castilleja arachnoidea Al Hobart 1968-6-20 Siskiyou El Capitan. Comment
  JEPS4830  Castilleja arachnoidea W. L. Jepson 1894-8-4 21470 Siskiyou Horse Camp Mount Shasta Comment
  UC1408871  Castilleja arachnoidea Frederick W. Oettinger 1968-8-4 393 Siskiyou Crapo Peak Ridge Salmon Mountains, Marble Mountain Wilderness Area (vicinity of English Peak, w Siskiyou County) 2194 Comment
  HSC91236  Castilleja arachnoidea Jennifer Whipple 1976-6-19 1054 Siskiyou Mt. Eddy, near Dobkins Lake 2073 Comment
  RSA211406  Castilleja arachnoidea William J. Ferlatte 1967-8-20 1040 Siskiyou Caribou Mountain. 2470 Comment
  RSA488704  Castilleja arachnoidea James L. Reveal, Mark L. Reveal 1975-8-15 3954 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Dry Lake Lookout Road (Forest Service Road 40S01), 0.3 mile southwest of the Dead Cow Creek Road and about 1 mile southeast of Dry Lake Lookout. Comment
  UC726462  Castilleja lacera A. A. Heller 1919-6-20 13260 Siskiyou Metcalf's Comment
  CAS-BOT-BC253619  Castilleja miniata Doris K. Kildale 1928-8-18 6480 Siskiyou head of north fork of Salmon River at Finley's Upper Camp 1524 Comment
  HSC69295  Castilleja miniata Maralyn A. Renner 1980-7-24 1998 Siskiyou Lily Pad Lake 1768 Comment
  RSA183685  Castilleja miniata Gilbert Muth 1965-7-29 136 Siskiyou Marble Mts. In meadow below Marble rim Comment
  SBBG6812  Castilleja miniata subsp. miniata H. and M. Dearing 1939-7-2 Siskiyou near Salmon Mtn Comment
  JEPS77504  Castilleja minor subsp. minor L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-18 4872 Siskiyou 9 air mi e Montague (w of Table Rock); w of Table Rock 853 Comment
  CAS-BOT-BC32557  Castilleja muscipula var. angustifolia John Thomas Howell 1939-8-4 15059 Siskiyou Near Spirit Lake, Marble Mts. 1828 Comment
  SEINET3159239  Castilleja oreopola G. D. Butler 1910-6-3 1472 Siskiyou Quartz Valley Comment
  HSC20549  Castilleja pilosa R. C. Wunner 1965-6-7 129 Siskiyou Lava Beds N.M., Dragon Head Cave 1364 Comment
  HSC19304  Castilleja pruinosa J. O. Sawyer 1968-6-25 310 Siskiyou NE of N Horse Range Lake 2012 Comment
  UC1034001  Castilleja pruinosa Francis W. Pennell 1940-7-17 26172 Siskiyou w of Etna (ne slope of Salmon Mountains); Salmon Mountains 1859 Comment
  HSC76868  Castilleja pruinosa K. T. Stillman 1976-9-9 469 Siskiyou Marble Mountain Wilderness Area, Marble Valley Guard Station. 1738 Comment
  JEPS84013  Castilleja schizotricha L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6344 Siskiyou ca 7 mi nne Seiad Valley (ca 0.5 mi se of Red Butte, sw of Cook and Green Pass, e of road) 1730 Comment
  CAS-BOT-BC48388  Ceanothus cuneatus Lewis S. Rose 1945-6-22 45161 Siskiyou Walker, Klamath River 533 Comment
  CAS-BOT-BC48390  Ceanothus cuneatus Doris K. Kildale 1929-4-27 7847 Siskiyou Cecilville, south fork of Salmon River Comment
  HSC45164  Ceanothus cuneatus J. O. Sawyer, E. Cope 1977-6-19 2954 Siskiyou Clear Creek Trail between Preston Creek and Trout Camp 915 Comment
  RSA639073  Ceanothus cuneatus Louis C. Wheeler 1958-8-19 7402 Siskiyou Seiad Creek Mine. Comment
  SEINET13945833 Image available Ceanothus cuneatus F. G. Meyer 1938-1 1328 a Siskiyou On open slopes, 20 miles N of Redding Comment
  UC375370  Ceanothus cuneatus var. cuneatus Geo. D. Butler 1909-5-30 667 Siskiyou near Yreka Comment
  UC375371  Ceanothus cuneatus var. cuneatus Geo. D. Butler 1909-5-20 497 Siskiyou near Yreka Comment
  CAS-BOT-BC50687  Ceanothus integerrimus var. macrothyrsus L. E. Detling 1950-6-8 6586 Siskiyou Dunsmuir 792 Comment
  CAS-BOT-BC53079  Ceanothus prostratus Robert F. Thorne; Frederick W. Oettinger 1969-8-10 38946 Siskiyou Mt. Shasta National Forest - SW slope of Mt. Shasta along Ski Bowl Road 1280 Comment
  HSC39328  Ceanothus prostratus J. P. Smith 1974-5-25 7375 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  JEPS42157  Ceanothus prostratus Geo. D. Butler 1908-8-2 410 Siskiyou Shackleford Creek 853 Comment
  CAS-BOT-BC52117  Ceanothus prostratus Milo S. Baker; Douglas Barbe 1955-7-28 310 Siskiyou 1 mile west of Scott Mtn Forest Camp, near the Siskiyou-Trinity County line 1676 Comment
  CAS-BOT-BC53075  Ceanothus sanguineus Louis C. Wheeler 1934-6-23 2774 Siskiyou Siskiyou Mts. - Sterling Mine, Bullion Mt. - Mt. Diablo Mer. 1280 Comment
  CAS-BOT-BC63153  Ceanothus velutinus Alice Eastwood 1921-7-24 10772 Siskiyou Castle Lake. Comment
  CAS-BOT-BC63156  Ceanothus velutinus Miss Kilbourn 1923-7-1 1214 Siskiyou Near Sisson. Comment
  CAS-BOT-BC63199  Ceanothus velutinus Brent Helm; Curtis Miller; Mark Steiger 1988-4-30 78 Siskiyou unspecified. 1463 Comment
  UC455426  Ceanothus velutinus I. J. Condit 1911-7-22 Siskiyou Mt. Shasta Comment
  UCR93372  Ceanothus velutinus Kathy Harper, Dane Karr 1994-6-16 s.n. Siskiyou Modoc National Forest; Forest Route 49 (Lava Beds/ Medicine Lake Rd.) within 1 mi. of southern boundary of Lava Beds National Monument 1555 Comment
  CAS-BOT-BC52842  Ceanothus velutinus var. velutinus A. A. Heller 1919-6-27 13252 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC52849  Ceanothus velutinus var. velutinus Ira L. Wiggins 1955-7-24 13488 Siskiyou Ridge betw. upper reaches of China and Blind Horse Creek Comment
  SBBG71408  Ceanothus velutinus var. velutinus H. E. McMinn 1931-6-27 2519 Siskiyou Shasta City Comment
  CDA20007  Centaurea X moncktonii M. Bagley 2002-8-1 PDR P 087837 -C Siskiyou Northern California; vicinity of Mt Shasta. 0 Comment
  UCSC000741  Centaurea cyanus T. H. Gilbert June-July 1899 s.n. Siskiyou Scott River Valley Comment
  CAS-BOT-BC276997  Centaurea diffusa T. C. Fuller 1967-8-15 16262 Siskiyou W. side of Hwy 97 to Weed, 3 mi. s. of Macdoel, Butte Valley Comment
  CDA7268  Centaurea maculosa T. C. Fuller 1963-8-26 11155 Siskiyou W. H. Kerr, Flying K Ranch, upper Quartz Valley, 2 miles south of Mugginsville. 0 Comment
  CDA18843  Centaurea maculosa R. Breckenridge 1999-6-3 PDR 909442 Siskiyou Along I-5 near Simms Road underpass in the vicinity of Dunsmuir. 0 Comment
  UCD108105  Centaurea solstitialis Steve Orloff 2011-9-1 SPK 471141 S1-D Siskiyou Collins Baldy. Mountains of S. Klamath River in the Klamath River area. Comment
  UCD130115  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-26 11155 Siskiyou W. H. Kerr, Flying K Ranch, upper Quartz Valley, 2 miles south of Mugginsville. Comment
  SBBG15939  Centromadia fitchii D. Myrick 1961-6-21 295 Siskiyou hwy 99 just S of Yreka 914 Comment
  HSC2328  Centromadia pungens Geo. D. Butler 1910-8-18 1840 Siskiyou Shasta Valley Comment
  CHSC30247  Cephalanthera austiniae M. S. Taylor 1980-7-8 3087 Siskiyou On n side of Castle Lake Rd (39N24), ca. 0.9 mi w of its jct with 40N26 at se side of Lake Siskiyou, w of Mt. Shasta City. 1036 Comment
  HSC44701  Cephalanthera austiniae J. O. Sawyer, E. Cope 1977-6-19 2941 Siskiyou Clear Creek Trail between West Fork and Preston Creek 854 Comment
  HSC4754  Cerastium fontanum subsp. vulgare William J. Ferlatte 1967-6-5 491 Siskiyou Big Flat, between public camp and S Fork of Salmon River 1524 Comment
  HSC36689  Cercis occidentalis Brent Whiteley 1975-6-21 14 Siskiyou 223 Comment
  HSC71542  Cercis occidentalis J. P. Smith, Steve Selva 1970-6-15 3948 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  JEPS45542  Cercocarpus betuloides var. betuloides Geo. D. Butler 1909-4-26 672 Siskiyou Oro Fino Comment
  POM140927  Cercocarpus ledifolius E. B. Copeland 1903-7-6 3562 Siskiyou Hornbrook. Comment
  SEINET9368213  Cercocarpus ledifolius var. intermontanus Unknown 2009-5-31 Siskiyou High elevation, semi-arid desert ecosystem; native species; collected at Lava Beds National Monument, directly South of Tulelake, CA. Comment
  CAS-BOT-BC148531  Cercocarpus ledifolius var. ledifolius Geo. D. Butler 1910-4-10 1166 Siskiyou Near Yreka Comment
  CAS-BOT-BC148532  Cercocarpus ledifolius var. ledifolius Dr. E. B. Copeland 1903-7-6 3562 Siskiyou Hornbrook Comment
  POM66496  Chaenactis carphoclinia Geo. D. Butler 1910-6-17 1573 Siskiyou Humbug[?] Mtn 1220 Comment
  SD88331  Chaenactis douglasii var. achilleifolia Darley F. Howe 1972-7-8 Siskiyou 11.5 miles north of Weed on Highway 97. 1220 Comment
  CAS-BOT-BC276758  Chaenactis douglasii var. douglasii John Thomas Howell 1937-7-29 13651 Siskiyou Scott Mountain between Trinity and Siskiyou Counties Comment
  UC564177  Chaenactis douglasii var. douglasii Elmer I. Applegate 1935-6-8 9450 A Siskiyou Sconchin Butte Lava Beds National Monument Comment
  CAS-BOT-BC106045  Chaenactis suffrutescens Joy D. Mastrogiuseppe 1974-9-2 177 Siskiyou Ridge of Red rock Mountain 2255 Comment
  CHSC83136  Chaenactis suffrutescens Donald W. Kyhos 1965-7-23 65 -278 Siskiyou 50 yards west of junction of Kidder Creek Bridge and Hwy 3 at Greenview. At edge of Kidder Creek. Comment
  SEINET3146223  Chaenactis suffrutescens Brandeger sn Siskiyou near Mt. Shasta Comment
  UC195206  Chaenactis suffrutescens Annie M. Alexander and Louise Kellogg 1911-8-12 308 Siskiyou near Toad Lake 2072 Comment
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Mar 20 2012
  SEINET1004220  Chamaebatiaria millefolium Mark Fishbein, Lane Greer 2006-1 5872 Siskiyou Along Forest Service Rd 49, about 7 mi south-southwest of Medicine Lake, about 0.4 mi northeast of Snag Hill. 1585 Comment
  CAS-BOT-BC85662  Chamaecyparis lawsoniana J. G. Lemmon s.n. Siskiyou Sacramento Comment
  SEINET11052218  Chamaecyparis lawsoniana A. T. Leiser 1968-9-4 s.n. Siskiyou Scott Camp Creek, near Methodist Camp, SW of Castle Lake turnoff. Comment
  RSA142662  Chamaecyparis nootkatensis Al Hobart 1961-7-13 5 Siskiyou Mt. Preston 2134 Comment
  CHSC4549  Chamaesaracha nana J. E. Bowlin 1967-7-18 54 Siskiyou On bank beside the road, 3.9 mi w of Mount Shasta Ski Bowl. 2133 Comment
  UC26088  Chamaesaracha nana Milo S. Baker 1893-8-1 Siskiyou Medicine Lake 2438 Comment
  UC1601872  Chamaesyce serpyllifolia Dr. Edward Palmer Jul 13 1892-Jul 27 1892 2584 Siskiyou vicinity Mount Shasta Comment
  UC642565  Chamaesyce serpyllifolia L. W. Wheeler 1930-6-30 13578 Siskiyou Howard Mount Shasta Comment
  CAS-BOT-BC166093  Chamerion angustifolium subsp. circumvagum Doris K. Kildale 1929-8-24 9043 Siskiyou Rattlesnake Meadow, Preston Peak 1524 Comment
  CHSC4544  Chamerion angustifolium subsp. circumvagum J. E. Bowlin 1967-7-18 55 Siskiyou On roadside, and ca. 9.5 mi w of Mount Shasta Ski Bowl. Comment
  CAS-BOT-BC68243  Cheilanthes gracillima A. A. Heller 1916-7-20 12470 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1524 Comment
  CAS-BOT-BC68246  Cheilanthes gracillima Doris K. Kildale 1929-7-20 8579 Siskiyou East spur of Preston Peak above Rockefeller Lake 2133 Comment
  HSC69638  Cheilanthes gracillima Maralyn A. Renner 1980-6-26 1272 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  UC42423  Cheilanthes gracillima Marshall A. Howe Aug. 1894 Siskiyou near Shasta (Soda Springs) Comment
  UC71521  Cheilanthes gracillima W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou 18th Crossing Sisson; Mt Shasta Comment
  RSA685758  Cheilanthes gracillima May N. Ackley 1932-07 51 Siskiyou Casile Lake Comment
  UCSB51233  Cheilanthes gracillima Almanza, Ed 1976-7-14 Siskiyou Castle Crags, Trinity Mountains 2438 Comment
  UCR143039  Cheilanthes intertexta L. C. Wheeler 1934-10-21 3344 Siskiyou Shasta Valley, 8 mi NE of Gazelle 869 Comment
  RSA0072903  Chenopodium chenopodioides R. F. Thorne, C. W. Tilforth, J. Henrickson 1969-9-3 39038 Siskiyou Along Hwy 161 on N side of Lower Klamath Lake, Lake Klamath National Wildlife Refuge, 1.9 miles E of junction of Hwys 97 and 161. Comment
  RSA187382  Chimaphila menziesii H. A. Thomas, J. H. Thomas, Alan Thomas 1954-7-21 4420 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek. 1159 Comment
  HSC69313  Chimaphila umbellata Maralyn A. Renner 1980-7-24 1970 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  CAS-BOT-BC452260  Chimaphila umbellata Gilbert Muth 1965-8-10 s.n. Siskiyou Marble Valley and along upper trails Comment
  UC412891  Chimaphila umbellata Annie M. Alexander and L. Kellogg 1911-7-16 243 Siskiyou S. Fork Salmon R. 1524 Comment
  RSA127125  Chimaphila umbellata subsp. occidentalis I. L. Wiggins 1955-7-21 13434 Siskiyou Rush Creek Trail 2 mi. above Mt. View Ranch. 1098 Comment
  CDA3726  Chorispora tenella F. Wallier 1961-5-16 Siskiyou 1 mile northwest of Gazelle. 0 Comment
  UC849194  Chorizanthe membranacea Alice Eastwood 1912-7-25 1447 Siskiyou Pitt to Baird (Mount Shasta); , Pitt to Baird Comment
  HSC4940  Chrysolepis chrysophylla J. O. Sawyer 1968-6-18 188 Siskiyou Above S Russian Creek on W side. 1463 Comment
  RSA237872  Chrysolepis chrysophylla Frederick W. Oettinger 1969-7-29 1097 Siskiyou Above Uncle Lake near inlet stream. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC36387  Chrysolepis chrysophylla W. R. Dudley 1907-8-20 s.n. Siskiyou Along Salmon River above mouth of trail creek Comment
  UC164452  Chrysolepis chrysophylla var. chrysophylla Geo. D. Butler 1908-8-26 491 Siskiyou Head of Russian Creek Comment
  UC637075  Chrysolepis chrysophylla var. chrysophylla Edward Lee 1934-8-13 1062 Siskiyou Happy Camp to Waldo (Oregon) road Klamath National Forest, West Branch of Indian Creek (watershed of West Branch of Indian Creek) 1219 Comment
  HSC67748  Chrysolepis sempervirens J. O. Sawyer, J. Cole 1980-7-20 3807 Siskiyou E side of Grouse Hill 2134 Comment
  UC1096787  Chrysolepis sempervirens Milo S. Baker 1957-6-16 13143 Siskiyou from turn-off near Callahan (trip to Scott Mountain); North Coast Ranges Comment
  UC455273  Chrysolepis sempervirens I. J. Condit 1909-8-23 Siskiyou near Sisson (Castle Lake); Castle Lake 2133 Comment
  UCD110154  Chrysolepis sempervirens J. M. Tucker 1947-5-17 1555 Siskiyou ca. 5 miles southeast of Callahan, beside road up Scott Mountain. Comment
  UCD78129  Chrysolepis sempervirens Robert E. Preston 2001-6-23 1565 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake, T42N R1W se 1/4 of se 1/4 Section 14 1889 Comment
  UC5442  Chrysolepis sempervirens Milo S. Baker 1893-8-17 Siskiyou near mouth Sacramento Canyon; Squaw Valley Mts. Comment
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  RSA238760  Chrysothamnus nauseosus subsp. albicaulis Frederick W. Oettinger 1968-8-16 533 Siskiyou Near summit of 'Little Medicine Mountain' (north of Hancock Lake). Salmon Mtns. High Lake Basin in the vicinity of English Peak, Marble Mountain Wilderness Area. 2104 Comment
  UC1598730  Cicuta douglasii T. S. Brandegee July 1887 Siskiyou Sisson Comment
  RSA105485  Circaea alpina subsp. pacifica Douglas Barbe 1955-6-30 61 Siskiyou 1.0 mile NW of Forest Camp, Etna. Along Johnson Creek. 945 Comment
  SD110303  Cirsium canovirens T. C. Fuller 1979-10-3 20271 Siskiyou Below a log truck loading area, both sides of Goosenest Road, 14 km northeast of Tennant. Comment
  CDA1180  Cirsium cymosum Don Shaw 1974-8-2 s.n. Siskiyou Dorris-Brownell Rd., SE of Dorris. 0 Comment
  OBI55400  Cirsium cymosum var. canovirens David J. Keil, Kathleen Keil 1992-7-24 23560 Siskiyou Klamath Natl forest E of callahan. 2.1 m N of Kangaroo Lake on Rail Creek rd Comment
  OBI54130  Cirsium cymosum var. cymosum David J. Keil, Kathleen Keil 1992-7-21 23515 Siskiyou Klamath NF SE of Callahan on hwy 3, 2.1 mi NW of Scott Mtn summit Comment
  JEPS82110  Cirsium douglasii var. breweri Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7487 Siskiyou 6.2 mi above and sw Callahan (7 mi below and ne of road summit from Cecilville to Callahan) 1341 Comment
  POM195504  Cirsium douglasii var. breweri A. A. Heller 1927-8-1 14437 Siskiyou Near Deetz, just north of Shasta City. Comment
  SEINET10808345  Cirsium occidentale var. candidissimum Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-6-2 Morris 360 Siskiyou Found at the junction of Shasta and Klamath Rivers on Hwy. 263. Comment
  UC1211911  Cirsium occidentale var. candidissimum Roy L. Taylor 1960-6-12 4443 Siskiyou n of Yreka (1 mi w of jtn. of Hwy. 96 and Hwy 99, above Kalmath River); Klamath River Comment
  POM33220  Cirsium remotifolium var. odontolepis Geo. D. Butler 1910-7-9 1695 Siskiyou Shackleford Creek. 1220 Comment
  CAS-BOT-BC286475  Cirsium scariosum David D. Keck 1949-7-19 6350 Siskiyou 2 mi. S. of Grenada 777 Comment
  CDA1590  Cirsium scariosum var. robustum T. C. Fuller 1959-7-9 2738 Siskiyou Hwy 99, 2 mi. S/ Gazelle. 0 Comment
  CAS-BOT-BC228973  Cistanthe umbellata Geo. B. Grant 1902-9-7 s.n. Siskiyou Mt Shasta Comment
  CAS-BOT-BC228988  Cistanthe umbellata Mrs. H. P. Bracelin 1931-6-21 454 Siskiyou North side of Mt. Eddy above Dobkin's Lake, near Mt. Shasta City 2133 Comment
  HSC44502  Clarkia gracilis subsp. gracilis K. Irwin 1977-5-22 390 Siskiyou On South Fork Salmon River Rd., 4 mi. E of Cecilville Comment
  CAS-BOT-BC164970  Clarkia rhomboidea A. A. Heller 1916-6-23 12435 Siskiyou Near Black Butte north of Sisson 1127 Comment
  CAS-BOT-BC164987  Clarkia rhomboidea Gilbert Muth 1966-7-22 432 Siskiyou Meadow below Marble Rim, Marble Mts. 2011 Comment
  POM259226  Clarkia rhomboidea W. Bridge Cooke 1940-7-12 15339 Siskiyou Mount Shasta: Near MacBride Springs along the Memorial Highway. 1524 Comment
  POM259602  Claytonia cordifolia J. T. Howell 1939-8-3 15012 Siskiyou Spirit Lake, Marble Mountains. 1829 Comment
  RSA184768  Claytonia cordifolia Gilbert Muth 1966-7-8 354 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  UC163803  Claytonia cordifolia Geo. D. Butler 1908-8-8 65 Siskiyou Marble Valley on Marble Mt.; Marble Mt, Marble Valley Comment
  UC1112868  Claytonia lanceolata H. K. Wagnon and Douglas Barbe 1957-6-16 13132 Siskiyou Scott Mt. 1920 Comment
  RSA238296  Claytonia rubra Frederick W. Oettinger 1969-8-6 1253 Siskiyou Pine Lake Basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC443720  Claytonia rubra subsp. depressa John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-28 53381 Siskiyou 2.5 miles south of Grenada, Shasta Valley 762 Comment
  UC144454  Claytonia rubra subsp. rubra A. A. Heller 1905-6-1 7924 Siskiyou between Dunsmuir and Upper Soda Springs (not far from the railroad) Comment
  CAS-BOT-BC443817  Claytonia rubra subsp. rubra Wm. Bridge Cooke 1938-6-24 11063 Siskiyou Mount Shasta. MacBride [McBride] Springs Comment
  HSC17713  Claytonia rubra subsp. rubra R. C. Wunner 1965-6-6 138 Siskiyou Lava Beds National Monument, near top of Caldwell Butte on the NE side Comment
  HSC22228  Claytonia rubra subsp. rubra J. O. Sawyer 1969-7-1 994 Siskiyou Above Paynes Lake Creek 1951 Comment
  CAS-BOT-BC92758  Clematis ligusticifolia Geo. D. Butler 1910-8-3 1810 Siskiyou Yreka Creek. Comment
  CHSC1441  Clematis ligusticifolia 1937-8-1 Siskiyou Mt. Shasta. 1219 Comment
  HSC42887  Clinopodium douglasii K. T. Stillman 1976-8-15 402 Siskiyou Along Specimen Creek 915 Comment
  HSC72580  Collinsia greenei J. P. Smith 1976-5-5 8681 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  CHSC31204  Collinsia linearis M. S. Taylor 1980-7-8 3115 Siskiyou On ridge s of Castle Lake, above Hearts Lake. 2016 Comment
  JEPS26521  Collinsia linearis Lauramay T. Dempster 1961-7-2 1852 Siskiyou sw Etna (ridge w of Salmon Mtn Summit) 1828 Comment
  POM43374  Collinsia linearis Geo. D. Butler 1910-5-1 1262 Siskiyou Humbug Mountain. Comment
  SEINET7073598  Collinsia parviflora A. G. Vestal 1955-5-18 s.n. Siskiyou About 2.2 miles southeast of Dorris on US Route 97. UTM Zone 10, 588147mE, 4642648mN. Coordinate datum: NAD27. Comment
  POM208360  Collinsia rattanii Louis C. Wheeler 1934-6-12 2692 Siskiyou Hungry Creek Lookout, Siskiyou Mountains. 1463 Comment
  JEPS3897  Collinsia sparsiflora var. collina George D. Butler 1909-4-4 574 Siskiyou e of Yreka; Shasta Valley Comment
  JEPS70997  Collomia grandiflora W. L. Jepson 1937-7-30 18535 Siskiyou near Poker Flat; summit Siskiyou Mts. 1584 Comment
  JEPS84248  Collomia grandiflora L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6312 Siskiyou just s state line (n-facing road bank of Indian Camp Road from Takilma to Happy Camp) Comment
  RSA411151  Collomia grandiflora L. C. Wheeler 1934-6-25 2777 Siskiyou West Fork, Cottonwood Creek. Siskiyou Mts. 1159 Comment
  JEPS69762  Collomia tinctoria W. B. and V. G. Cooke 1972-6-30 45413 Siskiyou Military Pass road above Andesite crossing (in brush field beyond edge of road); Mt. Shasta Comment
  UC1191641  Collomia tinctoria Herbert L. Mason 1948-7-17 13596 Siskiyou hills near Grass Lake Comment
  CDA40003  Collomia tinctoria T. R. Haig & F. D. Horn 1979-8-16 s.n. Siskiyou Gumboot Lake Area, west of Mount Shasta. 0 Comment
  RSA758586  Collomia tinctoria R. F. Thorne 1969-8-2 63392 Siskiyou Klamath National Forest, Salmon Mountains: Marble Mtn Wilderness, along trail to English Peak. 1159 Comment
  CAS-BOT-BC230677  Collomia tracyi Doris K. Kildale 1928-7-2 5371 Siskiyou Salmon Summit, Horn Creek trail 1981 Comment
  CAS-BOT-BC180421  Comandra umbellata subsp. californica A. A. Heller 1905-6-1 7937 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  RSA15592  Convolvulus arvensis C. B. Wolf 1927-8-27 1120 Siskiyou On the Klamath River, Happy Camp. Comment
  SBBG25943  Convolvulus arvensis D. Myrick 1966-8-9 1540 Siskiyou Mountain Meadow Ranch, Big Flat 1524 Comment
  UC618655  Conyza canadensis unknown 1938-7-29 11383 Siskiyou Howard Mount Shasta, Howard 1219 Comment
  CHSC30248  Corallorhiza maculata M. S. Taylor 1980-7-8 3106 Siskiyou On nw side of Castle Lake. 1615 Comment
  RSA0006005  Cordylanthus pallescens Francis W. Pennell 1940-7-18 26184 Siskiyou 2-3 mi. north of Mt. Shasta City. 1159 Comment
  CHSC52839  Cordylanthus tenuis subsp. viscidus Rimo Bacigalupi; C. L. Custer, G. T. Robbins 1954-8-12 4790 Siskiyou 5.1. miles below (and S.E. of) summit of the road between Takilma, Ore. and Happy Camp, Calif.-Klamath National Forest, Siskiyou Mountains. 914 Comment
  CAS-BOT-BC212277  Cornus glabrata A. M. Vollmer; L. Beane 1951-6-2 45 Siskiyou Klamath River Highway, between U.S. 99 & Gottville Comment
  HSC65078  Cornus glabrata J. P. Smith, Steve Selva 1970-6-15 3937 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  LA40488  Cornus nuttallii Wm. Bridge Cooke; 1939-8-4 13804 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  UCR198253  Cornus nuttallii Dean Kelch 2007-7-25 07- 501 Siskiyou Indian Creek Road, just south of Greyback Summit 1304 Comment
  HSC29144  Cornus sericea subsp. sericea Frederick W. Oettinger 1968-9-1 634 Siskiyou Marble Mtn. Wilderness Area, E side of Abbott's Lake. 1723 Comment
  JEPS83835  Corylus californica Wayne Roderick Aug 1975 Siskiyou vicinity of Cook and Green Pass, near Summit Siskiyou Mountains 1463 Comment
  RSA481444  Corylus cornuta var. californica E. E. Stanford 1930-6-15 1584 Siskiyou 1 mile north of Dunsmuir. Comment
  UC581262  Crepis monticola G. L. Stebbins Jr. and E. B. Babcock 1936-6-13 1973 Siskiyou e and ne slope of spur of ridge above Sulloway Creek (about 1 1/2 mi w of Mt. Shasta City); Rainbow Ridge 1180 Comment
  POM33150  Crepis monticola Geo. D. Butler 1909-5-30 750 Siskiyou Near Yreka. Comment
  UC163910  Crepis occidentalis Geo. D. Butler 1909-5-8 754 Siskiyou Yreka hills; e of town Comment
  UC163911  Crepis occidentalis Geo. D. Butler 1909-5-31 748 Siskiyou field near Hawkinsville Comment
  SEINET11835673  Crepis occidentalis H. P. Chandler 1901-1 1644 Siskiyou North Coast Ranges, Marble Mountain Comment
  UCD130977  Crepis pleurocarpa G. J. Muth 1975-7-30 5724 Siskiyou Near Kangaroo Mountain, near Seiad Valley. 1853 Comment
  CAS-BOT-BC290864  Crepis pleurocarpa David D. Keck 1938-8-6 4812 Siskiyou At Del Norte Co. line, Poker Flat, summit of Siskiyou Mts., 4 mi. S. of Oregon line, on road from Waldo to Happy Camp 1555 Comment
  SEINET5713170  Crepis pleurocarpa J. M. Tucker, L. K. Mann 1963-1 3762 Siskiyou Saddle between Marble Mountain and southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wilderness Area.; Marble Mountain Wild. Area 2103 Comment
  UC895344  Crepis pleurocarpa L. E. Smith 1913-7-12 474 Siskiyou Sulloway Creek Comment
  CAS-BOT-BC299732  Crocidium Peter H. Raven 1963-5-19 18398 Siskiyou Just south of California State line on U.S. Highway 97, north of Macdoel Comment
  JEPS24803  Crypsis schoenoides Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6812 Siskiyou about 3 mi nw Weed (head of Valley); Shasta Valley 975 Comment
  HSC19011  Cryptantha affinis J. O. Sawyer 1969-7-9 1209 Siskiyou Near C.C.C. road, N of Sugar Creek 1433 Comment
  UC1540244  Cryptantha affinis Dean W. Taylor 1987-6-26 9074 Siskiyou 2 mi se Medicine Lake; Paynes Springs 1996 Comment
  HSC33977  Cryptantha muricata var. jonesii J. P. Smith 1974-5-25 7441 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  HSC19010  Cryptantha torreyana J. O. Sawyer 1969-9-12 2008 Siskiyou Hanging valley N of Wildcat Peak 2012 Comment
  HSC36748  Cryptantha torreyana J. P. Smith 1974-5-25 7393 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  UC1408846  Cryptogramma acrostichoides Frederick W. Oettinger 1968-8-5 404 Siskiyou ridge between Diamond Lake and English Peak (Shasta Ridge); Salmon Mts, High Lake Basins, English Peak vicinity, Marble 2072 Comment
  CAS-BOT-BC80548  Cupressus bakeri O. V. Matthews 1939-7-18 38 Siskiyou Northeast [Goose Nest] Goosenest, East of Yreka 1828 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
  UC650670  Cupressus bakeri Oliver V. Matthews 1939-7-3 19 Siskiyou Sullivan Mine Grove Cook and Green Region 1066 Comment
  NY643283  Cuscuta approximata H. E. Brown 1897-7-1 492 Siskiyou Collected South side Mt. Shasta 1524.0 Comment
  UCD77582  Cycladenia humilis Robert E. Preston 2001-7-21 1746 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W sw 1/4 of ne 1/4 Section 22 2194 Comment
  POM63495  Cynoglossum occidentale Geo. D. Butler 1910-6-4 1497 Siskiyou Shackleford Creek Comment
  RSA13860  Cyperus bipartitus L. C. Wheeler 1934-8-31 3229 Siskiyou Siskiyou Mountains: Mt. Diablo Mer.; Lund Ranch, W Fork Beaver Creek. 1066 Comment
  CAS-BOT-BC114694  Cyperus bipartitus Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar. Comment
  HSC79094  Cyperus squarrosus Paul Wilson 1984-8-29 358 Siskiyou Juanita Lake Reservoir, next to lake edge 1555 Comment
  CAS-BOT-BC133737  Cypripedium californicum L. E. Smith 1913-6-19 371 Siskiyou Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC70716  Cystopteris fragilis Lewis S. Rose 1945-6-18 45105 Siskiyou Horse Creek & Klamath River 502 Comment
  UC1483412  Cystopteris fragilis Maralyn A. Renner 1980-7-23 1841 Siskiyou near ridge about 1 mi e of Cook and Green Pass; Klamath Nat'l Forest, Seiad Valley Quadrangle, Pacific Crest 1752 Comment
  CAS-BOT-BC70713  Cystopteris fragilis Ira L. Wiggins 1955-7-26 13514 Siskiyou banks of So. Fork fo Salmon R just above mouth of Blind Horse Creek 886 Comment
  RSA612748  Cystopteris fragilis L. C. Wheeler 1935-6-13 3578 Siskiyou Shackleford Creek, Marble Mts. S9, T43N, R10W (Mt. Diablo Mer.) 976 Comment
  JEPS68513  Dactylis glomerata Geo. D. Butler 1909-6-18 835 Siskiyou Yreka Comment
  HSC30539  Danthonia californica Frederick W. Oettinger 1969-9-4 1657 Siskiyou Marble Mtn. Wilderness Area, Hancock Lake. 1890 Comment
  HSC37474  Danthonia californica A. M. Montalvo, J. D. Ackerman 1974-7-2 352 Siskiyou E slope of Mt. Eddy, 3 mi. below trailhead to Morgan Meadows. Comment
  JEPS72971  Danthonia californica W. L. Jepson 1940-7-3 20121 Siskiyou 5 mi se Bartle; Big Bear Flat 1219 Comment
  JEPS83996  Danthonia intermedia L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6358 Siskiyou ca 1/2 mi se Red Butte (ca 7 mi nne of Seiad Valley, sw of Cook and Green Pass) 1730 Comment
  RSA239126  Danthonia intermedia Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1173 Siskiyou Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  JEPS83990  Danthonia unispicata L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6391 Siskiyou ca 1.5 mi e Red Butte summit (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1900 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
  HSC64831  Darmera peltata J. P. Smith 1973-5-5 6387 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  UC1334523  Delphinium andersonii G. A. L. Mehlquist and J. A. Jenkins 1940-5-30 18 Siskiyou sw-facing slope Sconchin Butte Comment
  CAS-BOT-BC9572  Delphinium antoninum Alice Eastwood; John Thomas Howell 1937-6-26 5036 Siskiyou Salmon Mts., 10 miles SW of Etna Comment
  HSC19076  Delphinium decorum subsp. tracyi J. O. Sawyer 1969-6-13 950 Siskiyou Slope above Little Duck Lake 2134 Comment
  HSC41683  Delphinium nuttallianum Jennifer Whipple 1977-7-22 2052 Siskiyou Dale Creek drainage on the N face of Mount Eddy 2195 Comment
  HSC64661  Delphinium nuttallianum J. O. Sawyer 1977-7-6 3027 Siskiyou South of Little Duck Lake 2134 Comment
  RSA120770  Delphinium nuttallianum S. S. Tillett 1956-7-9 651 Siskiyou E side of Scott Mtn; Siskiyou Trinity County line; 8 miles SE of Callahan. 1890 Comment
  HSC43376  Delphinium nuttallianum Maralyn O'Meara 1974-5-26 455 Siskiyou Along USFS Rd. 47N03 1524 Comment
  HSC77020  Delphinium nuttallianum K. T. Stillman 1976-6-25 57 Siskiyou Marble Mtn. Wilderness Area, top of Marble Mtn. 2073 Comment
  JEPS121611  Deschampsia cespitosa subsp. cespitosa 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-BC201945  Deschampsia elongata Melissa A. Berry 1957-7-7 s.n. Siskiyou Cabin Meadow, Gazelle-Callahan Road vicinity 1828 Comment
  HSC92278  Deschampsia elongata Jennifer Whipple 1978-10-6 2429 Siskiyou Dale Creek drainage on N face of Mount Eddy. 2195 Comment
  JEPS80519  Descurainia incana Gilbert Muth 1966-7-19 426 Siskiyou Marble Mountain Wilderness Area; meadow above horse pasture 1804 Comment
  POM94894  Descurainia incana subsp. viscosa Geo. D. Butler 1908-8-4 126 Siskiyou Head of Shackleford Creek. Comment
  JEPS53447  Descurainia pinnata Geo. D. Butler 1909-6-12 895 Siskiyou McAdams' Creek Comment
  CAS-BOT-BC43268  Descurainia pinnata subsp. glabra George Dexter Butler 1909-1-12 895 Siskiyou McAdams Creek. Comment
  CHSC91393  Descurainia pinnata subsp. halictorum Lowell Ahart; John Dittes 2005-6-10 12071 Siskiyou Rocky hillside north of the Shasta River, south of a poor dirt road, about 50 yards northwest 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
  UC165738  Descurainia pinnata subsp. halictorum Geo. D. Butler 1909-5-15 727 Siskiyou Klamath River Comment
  UC857353  Descurainia sophia Alice Eastwood 1912-7-16 1135 Siskiyou McCloud Comment
  CAS-BOT-BC43520  Descurainia sophia A. A. Heller 1916-7-20 12463 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy. 1188 Comment
  HSC6727  Descurainia sophia R. C. Wunner 1965-7-7 343 Siskiyou California Lava Beds National Monument, near N Prefab, Indian Well 1433 Comment
  CAS-BOT-BC402481  Dicentra formosa subsp. formosa A. A. Heller 1905-6-13 8021 Siskiyou Near Shasta Springs Comment
  CAS-BOT-BC402482  Dicentra formosa subsp. formosa Donald Myrick 1961-6-21 312 Siskiyou Meadow on Deer Camp Road above Oak Knoll Ranger Station on Klamath River 19 miles west of Highway 99 Comment
  HSC45212  Dicentra pauciflora J. O. Sawyer, Ed Cope 1977-6-21 2985 Siskiyou Near Prescott Peak 1677 Comment
  CAS-BOT-BC208959  Dichanthelium oligosanthes subsp. scribnerianum Carl B. Wolf 1927-8-26 1099 Siskiyou On the Klamath River, 14 mi. above Happy Camp. Comment
  UC375189  Dichelostemma multiflorum Geo. D. Butler 1908-6-29 117 Siskiyou near Oro Fino Comment
  CDA39452  Dichelostemma multiflorum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2779 Siskiyou Yreka. West of Motel 6, south of town, north of Greenhorn Creek Road. Comment
  SEINET10533978  Dichelostemma multiflorum A. Arthur Heller 1905-6-1 Heller 7942 Siskiyou Between Upper Soda Spring and Shasta Retreat. Comment
  CAS-BOT-BC291003  Dieteria canescens var. shastensis Alice Eastwood 1912-7-16 1120 Siskiyou McCloud Comment
  CAS-BOT-BC291025  Dieteria canescens var. shastensis John Thomas Howell 1937-7-29 13678 Siskiyou North slope of Scott Mts. 1676 Comment
  CAS-BOT-BC153723  Diplacus nanus Roxana S. Ferris; Laura Lorraine 1948-6-12 11717 Siskiyou Schoolhouse Hill, Plowman's Valley [Noyes Valley], east fork of Scott River Comment
  HSC96876  Dodecatheon jeffreyi Gordon Leppig 1998-7-10 918 Siskiyou Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  RSA238713  Dodecatheon jeffreyi Frederick W. Oettinger 1968-8-3 380 Siskiyou Base Camp Meadow at mid-trail between Diamond and Hancock Lakes. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  RSA68858  Dodecatheon jeffreyi A. E. Culbertson 1943-6-29 98 Siskiyou In creek below Castle Lake; in north facing cirque with an abrupt 1000' backwall; 14 mi. s.w. of Mt. Shasta on n. side of A 6600' eastern spur of Trinity Mrs.; 2000' above Sacramento R. within 10 air miles of its headwaters to the west. 1657 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
  JEPS101451  Downingia elegans var. elegans Dean W. Taylor 1999-6-9 17240 Siskiyou Agate Flat, 0.3 miles S of Oregon State Line 1005 Comment
  JEPS14471  Downingia montana W. L. Jepson 1940-7-3 20099 Siskiyou 5 mi se Bartle; Big Bear Flat 1219 Comment
  JEPS108483  Downingia pulcherrima Lisa Schultheis 1999-6-6 580 -99 Siskiyou Outside of Weed. Trrailer Lane, just W of ramp to I-5 S. Comment
  SEINET248096  Draba aureola Noel H. Holmgren, Patricia K. Holmgren; Melinda F. 1980-6-30 9447 Siskiyou Scott Mountains, upper Trinity River, Mount Eddy trial from Deadfall Meadows, top of Mount Eddy, 14 km (8.5 mi) air distance west of Mount Shasta City, at Siskiyou Co. line. 2740 Comment
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Jul 7 2020
  HSC61986  Draba howellii Al Hobart 18 Jun [year missing] Siskiyou Preston Peak Comment
  JEPS84107  Draba howellii L. R. Heckard with J. Hickman et al. 1986-7-17 6462 Siskiyou ca 5 mi n of the town Seiad Valley (s of Lily Pad Lake, trail up Kangaroo Peak); s of Lily Pad Lake, Kangaroo Peak, n of Seiad Valley Comment
  CAS-BOT-BC41761  Draba howellii Gilbert Muth 1965-8-4 s.n. Siskiyou Marble Mountains. Comment
  JEPS53534  Draba nemorosa Geo. D. Butler 1909-4-4 575 Siskiyou near Yreka; near Yreka Comment
  CAS-BOT-BC41311  Draba pterosperma K. T. Stillman 1976-7-30 318 Siskiyou Marble Mountain Wilderness Area. Ridge top just north of Black Mountain. 2103 Comment
  SBBG27384  Draba verna L. C. Wheeler 1935-4-18 3430 Siskiyou Greenhorn Crk; Siskiyou Mtns 1005 Comment
  HSC77057  Drymocallis glandulosa K. T. Stillman 1976-8-7 189 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  CAS-BOT-BC159435  Drymocallis glandulosa var. glandulosa Doris K. Kildale 1928-7-2 5375 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  UC1409375  Drymocallis glandulosa var. glandulosa Frederick W. Oettinger and R. F. Thorne 1969-8-5 1209 Siskiyou Willow Spring on English Lake trail Marble Mountain Wilderness Area, Salmon Mountains (High Lake Basins in vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area, western Siskiyou County) 1676 Comment
  JEPS74486  Drymocallis lactea var. austiniae W. J. Ferlatte 1966-6-22 92 Siskiyou along the South Fork Salmon River between the campground and Carter's (Trinity Alps); , South Fork Salmon River 1524 Comment
  HSC65322  Dysphania botrys J. P. Smith, Steve Selva 1970-7-17 4438 Siskiyou 915 Comment
  JEPS98791  Eleocharis Sue Pappalardo 1993-7-19 500 Siskiyou about 4 mi SE of Bear Mountain Lookout (between Forest Service roads 40N38 and 40N36); Shasta Trinity National Forest, McCloud Ranger District 1300 Comment
  HSC26910  Eleocharis acicularis J. P. Smith, J. O. Sawyer 1971-9-17 4776 Siskiyou Shallow water at edge of Little Duck Lake Comment
  RSA365423  Eleocharis acicularis var. acicularis L. C. Wheeler 1934-6-29 2827 Siskiyou Soda Creek. Sterling Mountain. Siskiyou Mountains. 1280 Comment
  JEPS19409  Eleocharis bella B. C. Goldsmith 1916-9-9 22 Siskiyou Klamath Hot Springs Comment
  CHSC86646  Eleocharis macrostachya Jenny Marr 1993-7-1 29 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS19425  Eleocharis macrostachya B. C. Goldsmith 1916-9-9 26 Siskiyou Klamath Hot Springs Comment
  HSC30687  Elymus X hansenii Frederick W. Oettinger 1968-8-8 456 Siskiyou Marble Mtn. Wilderness Area, Crapo Meadow 2165 Comment
  POM112865  Elymus elymoides subsp. hordeoides Geo D. Butler 1910-5-4 1278 Siskiyou Dry hill, Yreka. Comment
  HSC22446  Elymus elymoides var. elymoides J. O. Sawyer 1969-7-18 1434 Siskiyou SW facing slope above Deacon Lee Trail 2195 Comment
  HSC30696  Elymus elymoides var. elymoides Frederick W. Oettinger 1968-8-8 455 Siskiyou Marble Mtn. Wilderness Area, Crapo Meadow 2165 Comment
  HSC58859  Elymus elymoides var. elymoides Marvin Butler 1971-7-28 218 Siskiyou Near Twin Lakes, close to the town of Cave Junction. 1585 Comment
  HSC48278  Elymus glaucus Ken Stillman, J. O. Sawyer 1978-7-6 1035 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  HSC76907  Elymus glaucus K. T. Stillman 1976-9-10 501 Siskiyou Marble Mountain Wilderness Area, across marble on E side of Black Mountain 2104 Comment
  UC224203  Elymus glaucus E. Palmer 1892-1 2652 Siskiyou near Mt. Shasta Comment
  CAS-BOT-BC206610  Elymus glaucus subsp. glaucus Doris K. Kildale 1929-7-21 8750 Siskiyou Elk Lick, Sotuh Fork of Indian Creek 1219 Comment
  HSC103029  Elymus hispidus J. P. Smith 2014-6-7 13887 Siskiyou Yreka 844 Comment
  CAS-BOT-BC235220  Elymus multisetus Doris K. Kildale 1929-7-20 8557 Siskiyou South Fork of Indian Creek near Happy Camp 457 Comment
  HSC102711  Elymus multisetus J. P. Smith 2013-6-17 13744 Siskiyou Cinder Pit Road, 0.6 miles from its junction with County Road A12. 1123 Comment
  POM198623  Elymus multisetus Geo D. Butler 1910-5-26 1412 Siskiyou Yreka Comment
  HSC42942  Elymus repens J. O. Sawyer, K. T. Stillman 1976-7-1 2769 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  HSC8748  Elymus spicatus D. M. Thomson 1965-6-19 90 Siskiyou Lava Beds National Monument, Captain Jacks Stronghold Comment
  JEPS68380  Elymus trachycaulus Geo. D. Butler 1909-6-28 850 Siskiyou along creek near Yreka Comment
  CAS-BOT-BC392231  Enemion stipitatum L. E. Smith 1913-3-26 22 Siskiyou Yreka, back of Catholic Cemetery Comment
  UCD77628  Epilobium anagallidifolium Robert E. Preston 2001-7-21 1722 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 2066 Comment
  UCR47890  Epilobium angustifolium Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  UC726611  Epilobium brachycarpum A. A. Heller 1916-8-24 12554 Siskiyou near Sisson 1074 Comment
  POM89974  Epilobium brachycarpum L. R. Abrams 1922-8-7 9914 Siskiyou Weed. Comment
  JEPS121600  Epilobium ciliatum Kendra Sikes 2011-9-15 Siskiyou Tamarack Flat, north of Mt. Eddy. Gently sloping wet meadow on ultramafic soil; W aspect. South China Mountain quadrangle. TF1_A Comment
  JEPS121626  Epilobium ciliatum Kendra Sikes 2011-8-24 Siskiyou Headwaters of Fawn Creek, east slope of the Eddys. Gently sloping wet meadow / fen on ultramafic soil; N aspect. Mumbo Basin quadrangle. FCS-1D Comment
  POM259017  Epilobium ciliatum subsp. ciliatum W. Bridge Cooke 1940-7-12 15324 Siskiyou Along Castle Lake road near the Brown-Shasta Ranch 1067 Comment
  POM259018  Epilobium ciliatum subsp. ciliatum W. Bridge Cooke 1940-7-12 15320 Siskiyou In spring in Box Canyon of the Sacramento River near Mount Shasta City 915 Comment
  HSC64499  Epilobium densiflorum J. P. Smith, Steve Selva 1970-8-8 4556 Siskiyou Juanita Lake Comment
  HSC61177  Epilobium glaberrimum Al Hobart 1967-7-19 Siskiyou El Capitan Comment
  HSC24698  Epilobium glaberrimum subsp. glaberrimum J. O. Sawyer 1969-7-26 1592 Siskiyou Along Sugar Creek 1707 Comment
  CAS-BOT-BC165944  Epilobium hallianum Thomas W. Nelson; Jane P. Nelson 1980-7-19 6202 Siskiyou Along Forest Service road 40N17 ca. 1 mile from junction with Callahan-Cecilville road 1584 Comment
  CHSC32903  Epilobium minutum James P. Smith 1973-5-5 6521 Siskiyou Scott Bar along the Scott River. Comment
  POM215871  Epilobium minutum Louis C. Wheeler 1935-6-9 3551 Siskiyou Yreka Creek, Siskiyou Mountains. 1220 Comment
  UCD106789  Epilobium obcordatum A. H. Murphy 1959-7-22 59 O Siskiyou Shasta National Forest. Summit between Bear Creek and Toad Lake. 2346 Comment
  JEPS39282  Epilobium oreganum W. L. Jepson 1914-8-14 6162 Siskiyou Dunsmuir 792 Comment
  HSC216  Epilobium siskiyouense William J. Ferlatte 1966-8-4 303 Siskiyou Dorleska summit 2134 Comment
  UC399179  Equisetum X ferrissii Geo. D. Butler 1908-7-16 250 Siskiyou Klamath River Comment
  HSC34223  Equisetum laevigatum J. P. Smith 1974-5-25 7406 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  JEPS60117  Equisetum telmateia subsp. braunii Geo. D. Butler 1909-4-11 682 Siskiyou Shasta Springs Comment
  UC637177  Equisetum telmateia subsp. braunii Edward Lee 1934-8-11 1036 Siskiyou e end Seiad Valley (Walker Creek - a tributary of the Klamath River) 609 Comment
  HSC26547  Eragrostis cilianensis J. P. Smith, Steve Selva 1970-7-16 4402 Siskiyou 1 mi. E of O'Neill Campground 579 Comment
  CAS-BOT-BC204509  Eragrostis cilianensis Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's [Rogers] Creek, Somes Bar Comment
  POM161563  Eragrostis hypnoides Geo D. Butler 1910-8-13 1836 Siskiyou Oro Fino Comment
  HSC4916  Eremogone congesta J. O. Sawyer 1968-6-25 298 Siskiyou NE of N Horse Range Lake 2012 Comment
  HSC69702  Eremogone congesta Maralyn A. Renner 1980-6-26 1264 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  SJSU8729  Eriastrum wilcoxii G. R. Ostrander 1965-7-14 79 Siskiyou by Hwy 89, 10 mi E of McCloud 1036 Comment
  UC86503  Ericameria bloomeri J. D. Hooker and A. Gray 1877-1 Siskiyou Shasta Mt. Comment
  UC1408922  Ericameria greenei Frederick W. Oettinger 1967-8-24 322 Siskiyou near lookout along trail on w slope of English Peak Salmon Mountains, Marble Mountain Wilderness Area, English P (w Siskiyou County) 2225 Comment
  HSC5334  Ericameria nauseosa Jerry Parker 1968-10-6 139 Siskiyou Near Sugar Creek bridge on Hwy. 3 Comment
  UC205565  Ericameria nauseosa var. oreophila H. M. Hall 1919-10-3 Siskiyou Shasta Valley Comment
  HSC92795  Ericameria nauseosa var. speciosa Jennifer Whipple 1976-9-4 1793 Siskiyou Dry slopes SW of Dobkins Lake along the drainage into the lake 2256 Comment
  RSA790000  Ericameria nauseosa var. speciosa Rebecca Wenk 2008-8-31 989 Siskiyou South Fork of Salmon River, Yellow Rose Mine above Big Flat Meadow. 1982 Comment
  UC165281  Erigeron aliceae Geo. D. Butler 1908-8-8 290 Siskiyou near head of Molly Creek Comment
  CDA4411  Erigeron aliceae T. C. Fuller 1974-9-24 20024 Siskiyou Siskiyou Mountains; Reeves Ranch Spring 0 Comment
  UCD131602  Erigeron aliceae J. M. Tucker; L. K. Mann, Sandra L. Holloway 1963-8-18 3748 Siskiyou Upper Canyon Creek, ca. 0.5 mile northeast of the Marble Valley Guard Station, Marble Mountain Wilderness Area. 1920 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
  RSA50187  Erigeron bloomeri E. K. Balls 1949-7-8 13917 Siskiyou Trail from Scott Mt. Camp to Carmen Lake, Scott Mt. 1753 Comment
  UC722448 Image available Erigeron bloomeri var. bloomeri C. L. Hitchcock and J. S. Martin 1939-7-9 5329 Siskiyou 1/2 mi se King's Castle; Marble Mts. 1828 Comment
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Oct 27 2011
  CAS-BOT-BC294505  Erigeron bloomeri var. bloomeri L. S. Smith 1917-5-27 s.n. Siskiyou Yreka Comment
  JEPS104816  Erigeron cervinus Dean W. Taylor 1996-7-12 15789 Siskiyou Salmon Mountains; Patterson Creek drainage (about 5 air miles west of Etna); Klamath National Forest 1371 Comment
  JEPS94250  Erigeron chrysopsidis var. austiniae Vernon H. Oswald and Lowell Ahart 1998-6-11 9214 Siskiyou 1.5 mi s of the Rail Road crossing s of Mount Hebron (Klamath National Forest boundary on Old State Highway); Klamath National Forest boundary on Old State Highway 1295 Comment
  CAS-BOT-BC297113  Erigeron compositus Alice Eastwood 1912-8-30 2023 Siskiyou Mount Eddy Comment
  JEPS57183  Erigeron compositus L. R. Heckard 1967-8-13 1692 Siskiyou near Mt. Eddy summit (on scree of s-facing slope); Mt. Eddy 2712 Comment
  CHSC86671  Erigeron divergens Jenny Marr 1993-7-1 54 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 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
  UCR93349  Erigeron filifolius var. filifolius Kathy Harper, D. Karr 1994-6-16 s.n. Siskiyou Sierra Nevada Mtns, 31 mi. NE of Bartle, meadow at junction of Medicine Lake Rd & road to Schonchin Springs, at Headquarters Camp 1982 Comment
  CAS-BOT-BC296126  Erigeron foliosus var. confinis Doris K. Kildale 1928-7-4 5490 Siskiyou Summit of divide between Salmon River and Scott Valley Comment
  UC166195  Erigeron foliosus var. confinis Geo. D. Butler 1909-7-15 949 Siskiyou Highland Mine Russian Creek, Highland Mine Comment
  CAS-BOT-BC296124  Erigeron foliosus var. confinis Louis C. Wheeler 1934-8-6 3055 Siskiyou Rock Gulch, Klamath Forest 1828 Comment
  SEINET515873  Erigeron inornatus var. inornatus Vernon H. Oswald 1998-9-8 9609 Siskiyou USFS 3 ca. 0.8 mi. W of Julia Glover Flat, ca. 6 air mi W of mosquito Lake and Whitehorse Flat Reservoir, ca. 2 air mi northwest of Indian Spring Mtn. 1128 Comment
  CAS-BOT-BC295458  Erigeron klamathensis Louis C. Wheeler 1934-8-6 3055 Siskiyou Rock Gulch off Jaynes Canyon, Siskiyou Mts. 1828 Comment
  JEPS41523  Erigeron klamathensis Geo. D. Butler 1909-7-15 949 Siskiyou Highland Mine Comment
  UC1539990  Erigeron linearis Roseberry 1936-5-21 42 Siskiyou 1 mi ne Whitney Butte; Lava Beds National Monument Comment
  CAS-BOT-BC295364  Erigeron petrophilus R. C. Wenk 2005-7-15 215 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, going N along ridge towards Preacher's Peak 2133 Comment
  CAS-BOT-BC295366  Erigeron petrophilus R. C. Wenk 2005-7-20 351 Siskiyou National Forest Road 17, 1 mile down road to the north, heading towards Mt. Shasta 2029 Comment
  CAS-BOT-BC295809  Erigeron petrophilus var. viscidulus Peter H. Raven 1956-9-4 10410 Siskiyou S. slope of Mt. Eddy 2682 Comment
  UC1190269  Erigeron petrophilus var. viscidulus Ira L. Wiggins 1955-7-27 13560 Siskiyou Caribou Lake Salmon-Trnity Alps Primitive Area, Caribou Lake 2042 Comment
  CAS-BOT-BC300115  Erigeron pumilus var. intermedius J. H. Chastain 1917-6-1 s.n. Siskiyou Gazelle Comment
  CAS-BOT-BC300289  Erigeron strigosus var. strigosus Francia Chisaki; Helen Sharsmith 1960-8-20 4739 Siskiyou Inner North Coast Ranges. On Wildcat Creek road ca. 4 miles west of Callahan 1066 Comment
  CAS-BOT-BC33471  Erigeron tener Edwin Bingham Copeland 1903-9-1 s.n. Siskiyou Mt. Eddy 1249 Comment
  CAS-BOT-BC224138  Eriodictyon californicum Geo. D. Butler 1910-5-25 1405 Siskiyou Near Yreka Comment
  HSC67523  Eriodictyon californicum J. P. Smith, Steve Selva 1970-6-15 3931 Siskiyou Between Forks of Salmon and Cecilville. Comment
  RSA15653  Eriodictyon californicum Carl B. Wolf 1927-8-26 1001 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  UC24052  Eriodictyon californicum T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  SBBG17643  Eriodictyon californicum M. A. Piehl 1956-8-14 Siskiyou rd near Happy Camp Comment
  SEINET5495491  Eriodictyon californicum G. Butler 1910-5-25 1405 Siskiyou Near Yreka Comment
  SBBG15739  Eriodictyon lobbii D. Myrick 1961-6-22 319 Siskiyou Hwy 89 near McCloud 914 Comment
  HSC92072  Eriogonum alpinum Jennifer Whipple 1977-7-20 2002 Siskiyou N slopes of Mt. Eddy, above little lake draining into Durney Lake 2378 Comment
  CAS-BOT-BC248838  Eriogonum compositum var. compositum Doris K. Kildale 1929-7-20 8603 Siskiyou South east spur Preston Peak 1950 Comment
  CAS-BOT-BC250064  Eriogonum compositum var. compositum John Thomas Howell 1937-7-26 13548 Siskiyou Caribou Gulch Comment
  CAS-BOT-BC250066  Eriogonum compositum var. compositum John Thomas Howell 1939-8-2 14869 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC19476  Eriogonum compositum var. compositum J. O. Sawyer 1969-7-8 1094 Siskiyou SW slope above Music Creek 2360 Comment
  CHSC67578  Eriogonum congdonii James D. Jokerst 1992-7-30 3430 Siskiyou Top of divide between Trinity River, summit of reddish mountains S of road crossing saddle. [no additional location data; W of Interstate 5? V. Oswald] Comment
  RSA215596  Eriogonum douglasii var. douglasii Gilbert Muth 1969-8-7 1267 Siskiyou On east side of Boulder Peak Ridge. 2470 Comment
  RSA423109  Eriogonum douglasii var. douglasii M. B. Dunkle 1945-1 9324 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  JEPS84298  Eriogonum elatum var. elatum L. R. Heckard with J. Hickman et al. 1986-7-17 6488 Siskiyou ca. 3.5 mi n on Oak Knoll Ranger Station road to Condrey Mt. Hwy 96 (Walker) 850 Comment
  CAS-BOT-BC261219  Eriogonum hirtellum Freed W. Hoffman 1948-7-8 2597 Siskiyou North of West Branch Camp, Waldo-Happy Camp Road Comment
  CHSC97394  Eriogonum hirtiflorum Jenny Marr 2006-6-18 230 Siskiyou Cascade Range High. Plants collected along Hwy. 97. 1524 Comment
  UCD77675  Eriogonum hirtiflorum Robert E. Preston 2000-6-23 1380 a Siskiyou East edge of Juniper Flat, north of Yellow Butte, along A12, 2.1 mi n of Hwy 97, T43N R4W nw 1/4 of nw 1/4 Section 24 1100 Comment
  HSC42999  Eriogonum luteolum J. P. Smith, Steve Selva 1970-6-15 3979 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  RSA279582  Eriogonum luteolum James L. Reveal, Mark L. Reveal 1975-8-15 3949 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Daggett Creek Road on the west slope of Cedar Cove, about 0.5 mile east of the Forest Service Road 46N52, about 2.2 miles north of California Highway 96 Comment
  SEINET5330458  Eriogonum luteolum J. L. Reveal, Mark L. Reveal 1975-8-15 3949 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Daggett Creek Road on the west slope of Cedar Cove, about 2.2 miles north of California Highway 96, Comment
  SEINET5330461  Eriogonum luteolum L. Wheeler 1934-6-28 2811 Siskiyou Beaver Creek at West Fork, Siskiyou Mts., 701 Comment
  CAS-BOT-BC263657  Eriogonum luteolum var. luteolum Doris K. Kildale 1925-9-6 1281 Siskiyou Somes Bar, junction of Salmon and Klamath Rivers Comment
  UC1949265  Eriogonum marifolium Barbara Ertter 1990-7-16 9382 Siskiyou NW side of Mt Eddy ca 8 airmiles SW of Weed, ca 2 mi E of Parks Cr trailhead (= crest of Rt 17) along ridge Comment
  CHSC110785  Eriogonum marifolium var. cupulatum Dean Wm. Taylor 2012-8-22 21300 Siskiyou Mount Shasta. Elk Flat, easterly flanks of Mt. Shasta, Shasta-Trinity National Forest. 1241 Comment
  CAS-BOT-BC267389  Eriogonum marifolium var. marifolium H. K. Wagnon 1957-8-11 1696 Siskiyou East slope of Mt. Shasta along Brewer Cr. 6 mi. West of Military Pass Rd. Comment
  CAS-BOT-BC261617  Eriogonum nudum var. nudum H. A. Thomas; J. H. Thomas 1954-7-22 4447 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Between Rush and Big Bend Creeks, 0.25 - 0.5 miles N of S Fork of Salmon River 975 Comment
  HSC19506  Eriogonum nudum var. nudum J. O. Sawyer 1969-9-12 2005 Siskiyou Hanging valley N of Wildcat Peak 2012 Comment
  SBBG21291  Eriogonum nudum var. nudum D. Myrick 1964-7-25 954 Siskiyou Shasta Ski Bowl Hwy, Mt Shasta 1219 Comment
  UC466019  Eriogonum nudum var. nudum H. W. Furlong Sept. 1901 Siskiyou Summit to Ager Comment
  UC1299709  Eriogonum nudum var. oblongifolium Freed W. Hoffman 1948-7-8 2491 Siskiyou 19.7 mi e Happy Camp (along Klamath River, on Waldo-Happy Camp Road); North Coast Ranges, Klamath River 548 Comment
  CAS-BOT-BC272483  Eriogonum nudum var. pubiflorum L. R. Abrams 1922-8-6 9896 Siskiyou Klamath River 6 mi below Hornbrook Comment
  HSC43073  Eriogonum nudum var. pubiflorum J. P. Smith, J. O. Sawyer 1972-5-28 5366 Siskiyou 2.7 mi. N of Rd. 8 and Sugar Creek on Hwy. 3 915 Comment
  CAS-BOT-BC272478  Eriogonum nudum var. pubiflorum Elmer I. Applegate 1935-6-10 9473 Siskiyou Thomas massacre area, Lava Beds National Monument Comment
  RSA19313  Eriogonum nudum var. pubiflorum L. S. Rose 1937-7-26 37601 Siskiyou 3 miles east of Mt. Shasta City. 1372 Comment
  SEINET204352  Eriogonum ovalifolium var. purpureum Fred W. Hoffman 1948-7-12 2616 Siskiyou 2 miles west of junction of Little Shasta Road with Mt. Hebron Road. Comment
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May 8 2018
  SBBG21294  Eriogonum pyrolifolium D. Myrick 1964-7-25 959 Siskiyou above Ski Bowl Lodge, Mt Shasta 2407 Comment
  CAS-BOT-BC267710  Eriogonum roseum Doris K. Kildale 1928-7-25 5872 Siskiyou Klamath River between Brown's Resort of Gottville 579 Comment
  CAS-BOT-BC268580  Eriogonum siskiyouense Alice Eastwood 1912-8-30 2009 Siskiyou Mount Eddy Comment
  JEPS82246  Eriogonum siskiyouense Roger Raiche 1983-8-14 30614 Siskiyou fell-field slope near summit of road to Mt. Eddy (<road> A.K.A. road to Dead Fall Meadow, Park Creek Rd. or Forest Rd. 42N17) 2133 Comment
  UC70451  Eriogonum spergulinum var. reddingianum Milo S. Baker 1899-7-31 Siskiyou Ash Creek above Warren and Anderson's Mill; Ash Creek Comment
  POM105613  Eriogonum sphaerocephalum Geo. D. Butler 1910-5-27 1428 Siskiyou Dry hill Yreka. Comment
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Jan 23 2011
  RSA423132  Eriogonum sphaerocephalum Louis C. Wheeler 1934-9-19 3282 Siskiyou Hot dry south slope. Oak Knoll Ranger Station. Klamath River. 671 Comment
  UC164052  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler 1910-5-27 1428 Siskiyou hill near Yreka Comment
  CAS-BOT-BC263389  Eriogonum strictum var. proliferum Arthur Menzies 1962-7-21 s.n. Siskiyou Mt. Eddy 2529 Comment
  HSC71009  Eriogonum ternatum S. A. Harris 1981-7-31 607 Siskiyou Steep gravel slope 1402 Comment
  JEPS25875  Eriogonum ternatum Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7459 Siskiyou ridge-top between Indian Creek and Illinois River drainage (Dunn Creek) (about 12 air mi nw of Happy Camp) 1645 Comment
  CAS-BOT-BC267934  Eriogonum umbellatum Alice Eastwood 1921-7-25 10802 Siskiyou Pilgrim Creek nursery Comment
  CAS-BOT-BC267936  Eriogonum umbellatum Noel H. Holmgren; James L. Reveal 1966-6-9 2697 Siskiyou US 97, Shasta Valley, 4 miles north of Weed 1158 Comment
  RSA463120  Eriogonum umbellatum S. Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 miles NW of McCloud, Shasta- Trinity National Forest, S of Mt. Shasta. 1768 Comment
  SBBG1641  Eriogonum umbellatum H. and M. Dearing 1938-6-28 2184 Siskiyou Mt Shasta 1524 Comment
  UCD101338  Eriogonum umbellatum Beecher Crampton 1956-8-21 3841 Siskiyou above the Sacramento River, just below the junction of the middle with the south Fork. 1112 Comment
  CAS-BOT-BC509287  Eriogonum umbellatum var. goodmanii Dana York 2011-8-13 3065 Siskiyou Klamath National Forest, Marble Mountain Wildernesss, summit of Black Marble Mountain 2268 Comment
  CAS-BOT-BC268155  Eriogonum umbellatum var. humistratum John Thomas Howell 1939-8-8 15169 Siskiyou Black Mt., Marble Mts. Comment
  RSA60649  Eriogonum umbellatum var. humistratum Dorothy Parker 1948-8-16 s.n. Siskiyou Near summit of Salmon Mountain. 1814 Comment
  UC2028222  Eriogonum umbellatum var. humistratum Barbara Ertter 1990-7-14 9327 Siskiyou Wagon Creek on E side of Mt. Eddy, ca 4 air miles W of Mt. Shasta City Comment
  HSC43409  Eriogonum umbellatum var. humistratum K. T. Stillman 1976-7-15 267 Siskiyou Marble Mountain Wilderness Area, ridge above Elk Valley W side 1951 Comment
  UC909327  Eriogonum umbellatum var. lautum Dorothy Parker 1948-8-2 161 Siskiyou 1 1/2 mi from Etna (along Etna Creek); Scott Valley, Etna Creek 896 Comment
  RSA197050  Eriogonum umbellatum var. nevadense Noel Holmgren, James L. Reveal 1966-6-9 2675 Siskiyou Siskiyou mountains, Shasta River Canyon, US 99, 5 mi. north of Yreka. 854 Comment
  UCSB63911  Eriogonum umbellatum var. nevadense Oswald, Vernon; Ahart, Lowell 1997-7-28 Siskiyou Southeast of Medicine Lake at Paynes Springs: T43N R4E NW1/4 Sect. 19; on the rim of Paynes Creek Canyon north of the campground 1981 Comment
  LA207056  Eriogonum umbellatum var. polyanthum 1939-8-10 13854 Siskiyou MOUNT SHASTA, Mud Creek Canyon. 1828 Comment
  SD61026  Eriogonum umbellatum var. polyanthum D. F. Howe 1964-8-4 4024 Siskiyou 9 mi. from entrance to Modoc Nat. Forest. Lava Bed Nat. Monument 2042 Comment
  UC1980594 Image available Eriogonum ursinum var. erubescens James L. Reveal, Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest. Comment
  RSA50196  Eriogonum vimineum E. K. Balls 1949-7-8 13908 Siskiyou Trail from Scott Mountain Camp to Carmen Lake; Scott Mountain. 1753 Comment
  CAS-BOT-BC443953  Eriophorum crinigerum Dana York 2012-7-20 3122 Siskiyou Rogue River - Siskiyou National Forest, Siskiyou Mountains, ca. 2.4 km W-SW of Cook and Green Pass, moist slope above Echo Lake. 1710 Comment
  LA203597  Eriophyllum lanatum Louis Wheeler; 1934-6-2 2618 Siskiyou Siskiyou Mountains, Oak Knoll Ranger Station, Klamath River 670 Comment
  CAS-BOT-BC301125  Eriophyllum lanatum var. achilleoides Copeland 1903-7-6 3549 Siskiyou Hornbrook Comment
  CAS-BOT-BC301129  Eriophyllum lanatum var. achilleoides Lewis S. Rose 1945-6-18 45123 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC301103  Eriophyllum lanatum var. achilleoides J. H. Thomas 1954-5-14 4182 Siskiyou Southwestern Siskiyou County. Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville between Lat. 41 deg. 03' and 41 deg. 06'N., and Long. 122 deg. 58' and 123 deg. 03' W. 1219 Comment
  SEINET8687241 Image available Eriophyllum lanatum var. achilleoides G. D. Butler 1910-5-23 1399 Siskiyou Humbug Mountain 1070 Comment
  UC507155  Eriophyllum lanatum var. achilleoides Lincoln Constance 1933-7-6 E 122 Siskiyou 6.5 mi n of Dorris Comment
  CAS-BOT-BC301446  Eriophyllum lanatum var. grandiflorum Marian L. Campbell 1921-7-26 s.n. Siskiyou Castle Crags Comment
  CAS-BOT-BC301721  Eriophyllum lanatum var. lanceolatum Philip A. Munz 1949-5-18 13309 Siskiyou 2 miles southwest of Gazelle 1066 Comment
  HSC30611  Eriophyllum lanatum var. lanceolatum Frederick W. Oettinger 1969-8-18 1414 Siskiyou Pierce's Draw, Horse Range Lake Trail 1738 Comment
  RSA184629  Eriophyllum lanatum var. lanceolatum Clare B. Hardham 1965-8-20 13039 Siskiyou Marble Mountains, near Cudahy lakes. Granite Trail. 1524 Comment
  SJSU6503  Eriophyllum lanatum var. lanceolatum R. W. Trivelpiece 1972-6-18 125 Siskiyou Douglas Cr near Klamath R c. 9 mi SW of Happy Camp 807 Comment
  UC163899  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1910-5-23 1394 Siskiyou Humbug Mountain Comment
  UC705639  Eriophyllum lanatum var. lanceolatum Marion Ownbey and Fred G. Meyer 1940-7-4 2174 Siskiyou nw Hornbrook; Siskiyou Mountains Comment
  CAS-BOT-BC301722  Eriophyllum lanatum var. lanceolatum Lester Rowntree 1935-6-6 s.n. Siskiyou Klamath River Comment
  SEINET8687384 Image available Eriophyllum lanatum var. lanceolatum G. D. Butler 1910-6-23 1602 Siskiyou Yreka Creek Comment
  CAS-BOT-BC124135  Eriophyllum rixfordii G. P. Rixford s.n. Siskiyou South side of Shaft Rock Mt., near Hilt Comment
  CAS-BOT-BC54581  Erysimum capitatum L. B. Kildale 1930-6-1 9700 Siskiyou Salmon River at Crapo Creek. Comment
  CAS-BOT-BC55112  Erysimum perenne William Bridge Cooke 1938-8-24 11583 Siskiyou Mount Shasta. Near North Gate, west of Grey Butte. 2133 Comment
  CAS-BOT-BC55115  Erysimum perenne William Bridge Cooke; V. G. Cooke 1963-7-10 34275 Siskiyou North side of Mount Shasta. Along the Bolam logging Road. 2286 Comment
  CAS-BOT-BC55119  Erysimum perenne C. L. Hitchcock; J. S. Martin 1939-7-9 5313 Siskiyou Between King's Castle and Black Mountain. Northwest side of bridge. 1828 Comment
  SEINET14378928  Erythranthe W. Roderick, D. Parker 1967-7-25 s.n. Siskiyou Cabin Meadow. 1829 Comment
  SEINET8218996  Erythranthe breweri Unknown 1970-7-21 42678 Siskiyou Horse Camp, Mt. Shasta. 2438 Comment
  RSA0036119  Erythronium grandiflorum var. pallidum Marion Ownbey, Ruth P. Ownbey 1938-7-19 1753 Siskiyou Summit of the Siskiyou Mountains, 2 1/2 miles northwest of Dry Lake lookout. Comment
  RSA17662  Eschscholzia californica var. crocea Elmer I. Applegate 1935-6-10 9470 Siskiyou Harden Butte (Sand Hill), Lava Beds National Monument Comment
  NY1085467  Eschscholzia confinis C. F. Baker 1903-7-2 3532 Siskiyou Klamathon Comment
  CAS-BOT-BC310449  Eucephalus engelmannii J. F. Emmel 1968-7-23 93 Siskiyou Caribou Lake, Trinity Alps 2072 Comment
  SEINET5708609 Image available Eucephalus glabratus Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7703 Siskiyou Scott Mts., Collected along Road 17, 12.7 miles SW from the intersection of I-5 and Stewart Spring Rd.; Scott Mountains 2036 Comment
  RSA507781  Eucephalus glabratus J. C. Semple, S. Heard 1986-8-16 8492 Siskiyou SW of Etna. Etna Summit on Forest Hwy 93 1646 Comment
  RSA105401  Euonymus occidentalis Douglas Barbe 1955-6-30 060 Siskiyou 0.8 mile NW of Forest Camp, Etna. Along Johnson Creek. 945 Comment
  JEPS51868  Euphorbia crenulata Geo. D. Butler 1909-4-28 909 Siskiyou Cherry Creek Comment
  JEPS81789  Eurybia radulina Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6828 Siskiyou meadow just below and n Scott Mountain road summit; just below and n of Scott Mountain road summit 1615 Comment
  OBI58650  Euthamia occidentalis David J. Keil 1992-7-20 23483 Siskiyou 10.3 mi W of Fort Jones along Scott River rd; above Scott river 900 Comment
  HSC49215  Festuca californica J. O. Sawyer, K. T. Stillman Jul 1977 2795 Siskiyou E of the Little N Fork Trail 732 Comment
  CAS-BOT-BC278729  Festuca idahoensis Clarence R. Quick 1959-6-19 59 -04 Siskiyou 3 miles south of Four Corners on ridge south-east of Seiad Valley Comment
  CHSC71340  Festuca idahoensis Vernon H. Oswald; Lowell Ahart 1998-6-11 9193 Siskiyou Shasta NF plantation on the west side of Hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs Rd., northeast of Weed. 1066 Comment
  HSC157  Festuca idahoensis William J. Ferlatte 1966-8-3 251 Siskiyou Big Flat 1524 Comment
  HSC25461  Festuca idahoensis J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5657 Siskiyou Ridge E of Cook and Green Pass. 1524 Comment
  UC1024797  Festuca idahoensis Leo Whitney 1934-6-29 2226 Siskiyou near Tennant; Antelope Creek 1463 Comment
  UC593535  Festuca idahoensis E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1909 Siskiyou about 7 mi sw Yreka (s of highway from Yreka to Fort Jones); Forest House Mt. 1371 Comment
  CAS-BOT-BC278877  Festuca occidentalis Alice Eastwood 1923-5-27 11963 Siskiyou Shasta Springs Comment
  CHSC110947  Festuca occidentalis B. Castro; L. P. Janeway 2007-7-29 1671 Siskiyou High Cascade Range. Medicine Lake Highlands; Pumice Stone Mountain, at base of the dN-facing slope. Ca 150 ft up old Rd43N39 (now closed) from jcn with its 'A' spur, in the old roadbed on semi-shaded red fir forest floor. Comment
  UCD66114  Festuca occidentalis Beecher Crampton 1956-8-21 3814 Siskiyou 15 miles southwest of city of Mount Shasta, slope above Gumboot Lake, headwater of south fork of Sacramento River. 1920 Comment
  UC165842  Festuca pratensis Geo. D. Butler 1910-7-4 1636 Siskiyou Goosenest foothills Goosenest 1219 Comment
  CAS-BOT-BC278640  Festuca subulata Ira L. Wiggins 1955-7-29 13591 Siskiyou Along Thompson Creek, 3.5 mi. above S Fork of Salmon River 1371 Comment
  RSA211416  Festuca subulata William J. Ferlatte 1966-6-22 108 Siskiyou Wooded area 3 miles S of Big Flat. 1585 Comment
  CAS-BOT-BC455953  Fragaria chiloensis L. N. Lorenzen No date on label 3 Siskiyou Shasta Forest. Van Brennan Wells. 1440 Comment
  HSC69501  Fragaria virginiana J. O. Sawyer, J. Cole 1980-7-20 3740 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  JEPS44878  Fragaria virginiana W. L. Jepson Jul 1894 13876 Siskiyou Sisson Comment
  UCD113261  Fragaria virginiana Wm. E. Moon 1958-5-29 s.n. Siskiyou Vernal pond, State Hwy. 97, southwest of Hebron Summit. Comment
  UC61650  Fragaria virginiana subsp. platypetala Geo. B. Grant Sep 1902 5196 Siskiyou Sisson; Mount Shasta 914 Comment
  CAS-BOT-BC59983  Frangula purshiana G. B. Grant 2000-1-1 s.n. Siskiyou unspecified. Comment
  CAS-BOT-BC59986  Frangula purshiana L. E. Smith 1912-8-1 s.n. Siskiyou Weed. Comment
  SEINET10741456 Image available Frasera albicaulis subsp. nitida Edward L. Greene 1876-6-14 Greene 856 Siskiyou Collected near Yreka. Comment
  RSA60644  Frasera albicaulis var. nitida Dorothy Parker 1948-7-11 103 Siskiyou Shovel Creek, near Beswick. 1012 Comment
  POM211258  Fraxinus latifolia Louis C. Wheeler 1934-9-15 3262 Siskiyou Walker, Klamath River, Siskiyou Mts. (Mt. Diablo Mer.) 518 Comment
  UC141797  Fraxinus latifolia Dr. E. B. Copeland 1903-7-4 3559 Siskiyou Klamathon Comment
  CDA39339  Fritillaria affinis D. Osterhandt & D. H. Shaw 1978-4-11 s.n. Siskiyou Vicinity of Forks of Salmon. 0 Comment
  CAS-BOT-BC502837  Fritillaria atropurpurea Milo S. Baker 1933-4-22 7425 Siskiyou Pacific Highway between Shasta and Shasta Springs Comment
  JEPS20034  Fritillaria pudica George D. Butler 1909-3-7 554 Siskiyou Butcher Hill near Yreka; Butcher Hill Comment
  POM273477  Fritillaria pudica Lyman Benson 1929-3-26 1072 Siskiyou Yreka Comment
  UC1001152  Fritillaria pudica Dorothy Parker 1949-4-4 212 Siskiyou Siskiyou Mountains, e side of Scott Valley, near Hartsval Gulch Scott Valley; Siskiyou Mountains, Scott Valley 859 Comment
  UC1076048  Fritillaria pudica Herbert L. Mason 1947-5-17 14778 Siskiyou summit of Scott Mountain grade Scott Mountain Comment
  RSA289933  Fritillaria recurva Geo D. Butler 1909-4-14 596 Siskiyou Humbug Comment
  HSC68323  Galium aparine J. P. Smith, Steve Selva 1970-6-14 3859 Siskiyou Comment
  HSC43048  Galium bolanderi J. O. Sawyer, Ken Stillman 1976-7-1 2771 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  POM192703  Galium bolanderi M. S. Baker 1899-7-17 s.n. Siskiyou [Lava?] Beds. Fall River Valley. 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
  JEPS87642  Galium boreale subsp. septentrionale Vernon H. Oswald and Lowell Ahart 1994-8-10 6459 Siskiyou FS 40N39 ca. 0.5 mi w Harris Spring Rd. (FS15) (ca 4 air mi nne of Bartle); Bartle Creek, Stillwater Meadows 1359 Comment
  UC1949249  Galium glabrescens Barbara Ertter 1990-7-14 9329 Siskiyou Wagon Creek on E side of Mt Eddy, ca 4 airmiles W of Mt. Shasta City Comment
  SBBG18787  Galium glabrescens subsp. glabrescens C. B. Hardham 1961-6-30 8012 Siskiyou White Mtn Comment
  RSA165559  Galium glabrescens subsp. glabrescens Clare B. Hardham 1961-7-3 8073 Siskiyou Scott Mountain south of Calahan. Comment
  JEPS119371  Galium grayanum var. grayanum Dana York 2011-8-12 3042 Siskiyou Klamath National Forest, Marble Mountain. Comment
  HSC65425  Galium serpenticum subsp. scotticum D. Reed 1980-8-12 289 Siskiyou Klamath National Forest; Tom Martin Peak 1982 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
  CAS-BOT-BC182231  Garrya fremontii Carl B. Wolf 1927-8-26 1045 Siskiyou On the Klamath River, 4 mi. north of Gottville Comment
  CAS-BOT-BC182278  Garrya fremontii A. A. Heller 1921-6-25 13556 Siskiyou on the lower slopes of Black Butte Comment
  JEPS101165  Garrya fremontii Dean W. Taylor 1996-6-19 15711 Siskiyou Lime Gulch; bordering Shasta Valley (about 15 miles south of Yreka) 1188 Comment
  UC1951262  Garrya fremontii Robert F. Thorne 1969-8-23 63348 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. Trail to upper English Lake along Salmon River. Comment
  UC527339  Garrya fremontii C. B. Wolf 1931-9-2 Siskiyou 4 mi above McCloud Road junction with Pacific Highway 1188 Comment
  UC637152  Garrya fremontii Edward Lee 1934-8-13 1058 Siskiyou Happy Camp to Waldo (Oregon) road Klamath National Forest, West Branch of Indian Creek (watershed of West Branch of Indian Creek) 1219 Comment
  CAS-BOT-BC192102  Garrya fremontii C. Hart Merriam 1919-9-26 s.n. Siskiyou Deer Creek, Klamath Canyon (7 miles below Beswick) Comment
  HSC65346  Gaultheria ovatifolia Rich White 218 Siskiyou E of Sawtooth Trail and N of Dillon Trail 1502 Comment
  JEPS27556  Gayophytum diffusum subsp. parviflorum Geo. D. Butler 1908-8-3 165 Siskiyou near Log Lake and Shackelford Creek ((south of Red Mountain)) 1524 Comment
  POM355373  Gayophytum diffusum subsp. parviflorum Louis C. Wheeler 1934-7-5 2890 Siskiyou Hungry Creek. Siskiyou Mtns. Mt. Diablo Meridian. 1372 Comment
  RSA237857  Gayophytum diffusum subsp. parviflorum Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1196 Siskiyou English Lake Basin, on way to Abbotts. Salmon Mountains, the High Lake Basins in the vicinity of English Peak, Marble Mountains Wilderness Area. 1677 Comment
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Dec 10 2015
  UC873670  Gayophytum heterozygum Lewis S. Rose 1937-7-28 37599 Siskiyou Shasta Springs 914 Comment
  HSC19496  Gayophytum humile J. O. Sawyer 1969-8-1 1648 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC16395  Gayophytum humile R. C. Wunner 1965-6-7 113 Siskiyou Lava Beds N.M., 0.5 mi. from Indian Well Campground on road to Dragon Head Cave Comment
  HSC66248  Gentiana newberryi Maralyn A. Renner 1980-8-19 2483 Siskiyou S side of Caribou Lake 2104 Comment
  NY297643  Gentiana plurisetosa C. C. Harris 1939-8-29 976 Siskiyou Half Moon Meadow, Marble Mountain Primitive Area 1670 Comment
  RSA238870  Gentiana plurisetosa Frederick W. Oettinger 1968-8-3 373 Siskiyou Base Camp Meadow at mid-trail between Diamond and Hancock Lakes. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UC618838  Geum macrophyllum W. Bridge Cooke 1938-7-1 11119 Siskiyou Mount Shasta, Bear Springs Bear Springs; Mount Shasta, Bear Springs 1524 Comment
  CAS-BOT-BC459621  Geum macrophyllum Geo. D. Butler 1910-6-5 1506 Siskiyou Shackleford Creek Comment
  HSC19393  Gilia capitata J. O. Sawyer 1968-7-23 563 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake 1829 Comment
  POM65721  Gilia capitata Geo D. Butler 1910-5-8 1311 Siskiyou Near Yreka. Comment
  UC163987  Gilia capitata subsp. capitata Geo. D. Butler 1910-5-8 1311 Siskiyou near Yreka; near Yreka 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
  UC1100355  Glyceria borealis Herbert L. Mason 1948-7-18 13618 Siskiyou Grass Lake Comment
  HSC22313  Glyceria elata J. O. Sawyer 1969-7-18 1399 Siskiyou Above S Russian Creek 1905 Comment
  UCD66846  Glyceria elata P. B. Kennedy 1923-7-29 Siskiyou Sisson. Comment
  UCD85162  Glyceria elata L. Whitney 1934-6-24 s.n. Siskiyou Tennant. 1463 Comment
  RSA238349  Glyceria striata Frederick W. Oettinger 1969-9-4 1654 Siskiyou Tobacco Lake. Salmon Mountains High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC302664  Gnaphalium palustre Geo. B. Grant 1902-9-6 5088 Siskiyou Sisson Comment
  CAS-BOT-BC302666  Gnaphalium palustre John Thomas Howell 1939-8-10 15254 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  JEPS34050  Gnaphalium palustre Geo. D. Butler 1908-7-7 315 Siskiyou along creek at Butler's Ranch near Yreka Comment
  RSA237523  Gnaphalium palustre Frederick W. Oettinger 1968-9-5 722 Siskiyou Southeast side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  JEPS83864  Goodyera oblongifolia Wayne Roderick 1976-7-1 Siskiyou vicinity of Cook and Green Pass (ne side of Pass, Siskiyou Mountains); Siskiyou Mountains 1463 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
  POM58287  Grindelia nana E. B. Copeland 1903-8-14 3884 Siskiyou Sisson. Comment
  JEPS116878  Gypsophila paniculata var. paniculata David Gowen 2007-7-11 777 Siskiyou Southeast of Lake Shastina and Hwy 97 on forest service road 42N15. Comment
  RSA77831  Hackelia micrantha E. E. Stanford 1930-8-14 2086 Siskiyou Below summit of Sonora Pass, in open ground in loose soil 2896 Comment
  RSA495512  Hackelia setosa Elaine Joyal, D. Mehlman 1988-6-25 1271 Siskiyou Happy Camp - Takilma road at turn-off to Bolan Lake 1524 Comment
  UC119828  Hastingsia alba J. W. Congdon Aug 1900 Siskiyou Sisson , Sisson (Mt. Shasta) Comment
  UC375208  Hastingsia alba Geo. D. Butler 1910-6-5 1518 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC504592  Hastingsia alba Alice Eastwood; John Thomas Howell 1937-6-25 5020 Siskiyou Scott Mts. S of Callahan Comment
  CAS-BOT-BC504603  Hastingsia alba Doris K. Kildale 1928-7-1 5332 Siskiyou Forks of Salmon, Salmon River Comment
  CAS-BOT-BC504625  Hastingsia alba A. A. Heller 1905-6-1 s.n. Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  JEPS84247  Hastingsia serpentinicola L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6362 Siskiyou ca 1/2 mi e Red Butte summit (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass); nne Seiad Valley, e of Red Butte summit, w Cook and Green Pa 1900 Comment
  UC637028  Hazardia whitneyi var. discoidea Edward Lee 1934-8-14 1097 Siskiyou near summit Little Grayback 1868 Comment
  UCD148983  Helenium autumnale T. C. Fuller 1960-8-23 4966 Siskiyou around 1 mile southeast of Greenview, Scott Valley. Comment
  JEPS16962  Helenium bigelovii Peter H. Raven 1956-9-5 10451 Siskiyou North Fork of the Sacramento River 2194 Comment
  SEINET11848993  Helianthella californica H. M. Hall, Babcock, E. B. 1903-1 4056 Siskiyou Mount Shasta, Sierra Nevada Mountains, near Sisson 1067 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
  UCD132813  Helianthus annuus R. Tofsrud; J. M. Tucker 1948-8-2 1759 Siskiyou around 2 miles south of McCloud. Comment
  CAS-BOT-BC305577  Helianthus bolanderi Geo. B. Grant 1902-9-14 5209 Siskiyou Dunsmuir Comment
  UCD132902  Helianthus bolanderi A. A. Heller 1916-9-1 12640 Siskiyou near Yreka. Comment
  CAS-BOT-BC313445  Hemizonella minima C. L. Hitchcock; J. S. Martin 1939-7-9 5325 Siskiyou 1/2 mile southeast of King's Castle, Marble Mts. 1828 Comment
  UCD77754  Hemizonella minima Robert E. Preston 2002-6-20 1846 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope 1968 Comment
  UC1096811  Hemizonella minima Milo S. Baker 1957-6-16 13109 Siskiyou Scott Mts. Comment
  POM360344  Hemizonia fasciculata Cora Mae Life 1923-08 14394 Siskiyou Near Horse Camp, Mt. Shasta. Comment
  CDA7040  Hemizonia fitchii C. Shelley 1964-9-15 Siskiyou From yard of Ray Pruett, Yreka. 0 Comment
  RSA17429  Hesperochiron californicus Elmer I. Applegate 1939-6-14 5738 Siskiyou 5 miles north of Edgewood, Shasta Valley. Comment
  UC163842  Hesperochiron pumilus Geo. D. Butler 1910-4-21 1210 Siskiyou Oro Fino Comment
  POM40918  Heterotheca oregona var. rudis Geo D. Butler 1910-7-16 1790 Siskiyou Oro Fino Comment
  SEINET3166883  Heterotheca oregona var. rudis J. C. Semple, S. Heard 1986-8-16 8496 Siskiyou E of Etna. On road to Gazelle, just NE of CA-3; 9.8 km S of road to Managaroo Lake Comment
  CAS-BOT-BC312300  Heterotheca villosa var. minor Gilbert Muth 1965-7-28 311 Siskiyou Ridge near Marble Mt. Lookout Comment
  CAS-BOT-BC420729  Heuchera cylindrica Elmer I. Applegate 1935-6-8 9447 Siskiyou Lava cliffs at summit of Sconchin Butte, Lava Beds National Monument. Comment
  HSC86361  Heuchera cylindrica J. O. Sawyer 1983-7-7 4229 Siskiyou Top of Medicine Mtn. 2085 Comment
  CAS-BOT-BC420703  Heuchera merriamii John Thomas Howell 1937-7-24 13400 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC22091  Heuchera merriamii J. O. Sawyer 1969-8-1 1685 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  JEPS50862  Heuchera merriamii Al Hobart 1967-8-8 Siskiyou just s Youngs Valley (on El Capitan, Siskiyou Mountains, westernmost Siskiyou County); Siskiyou Mountains, El Capitan, just s of Youngs Valley 1828 Comment
  JEPS84339  Heuchera merriamii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6408 Siskiyou 5 mi n Seiad Valley (at head of Hell's Canyon); Hell's Canyon 1750 Comment
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Jul 30 2009
  UC858017  Heuchera merriamii John Thomas Howell 1937-7-24 13400 Siskiyou Caribou Basin; Salmon-Trinity Alps 1981 Comment
  HSC27717  Heuchera micrantha Carl W. Mize 1972-6-8 16 Siskiyou Along trail on moist N slope 343 Comment
  CAS-BOT-BC420939  Heuchera micrantha var. diversifolia G. P. Rixford No date on label s.n. Siskiyou Hilt Comment
  HSC20189  Heuchera rubescens W. Roderick, Dorothy Parker 1966-7-26 Siskiyou Edge of Kangaroo Lake, N side of Scott Mtns. 1845 Comment
  SEINET10530975  Heyderia decurrens A. Arthur Heller 1915-8-26 Heller 12254 Siskiyou Metcalf's ranch at the foot of Mt. Eddy. The principle tree is now Pseudotsuga with white fir. The original stand was Jeffrey pine. Common undershrubs are manzanita, Ceanothus and Pasania.3900 feet. 1190 Comment
  CAS-BOT-BC319676  Hieracium albiflorum H. A. Thomas; J. H. Thomas 1954-7-21 4393 Siskiyou Salmon - Trinity Mts. about 6 miles SE of Cecilville west side of Rush Creek 1036 Comment
  CAS-BOT-BC319695  Hieracium albiflorum Alice Eastwood 1921-7-30 10995 Siskiyou Soda Creek Comment
  RSA120939  Hieracium albiflorum H. K. Wagnon 1957-8-11 1712 Siskiyou East slope of Mt. Shasta, along Ash Cr., ca. 1 mi N of Military Pass Rd. Comment
  HSC26559  Hieracium horridum J. P. Smith, J. O. Sawyer 1972-8-20 5751 Siskiyou Slope of Mt. Hoffman 2134 Comment
  CAS-BOT-BC316019  Hieracium nudicaule John Thomas Howell 1937-7-21 13178 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC29377  Holodiscus discolor Frederick W. Oettinger 1969-8-19 1448 Siskiyou Marble Mtn. Wilderness area, ridge from Arrow Peak to King David Peak 1951 Comment
  RSA237613  Holodiscus discolor Frederick W. Oettinger 1969-9-4 1667 Siskiyou Cliffs south of of Tobacco Lake basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC1281115  Holodiscus discolor H. E. McMinn 1931-6-27 2529 Siskiyou Klamath River, Clear Creek Clear Creek; Klamath River, Clear Creek Comment
  CAS-BOT-BC152384  Holodiscus discolor var. discolor John Thomas Howell 1939-8-6 15106 Siskiyou Elk Mt., Marble Mts. 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
  SEINET516278  Hordeum brachyantherum subsp. brachyantherum Vernon H. Oswald 1997-7-28 8787 Siskiyou SE of Medicine Lake on road 43N54 at a meadow 0.6 mi SE of Paynes Springs. 1920 Comment
  UCD85592  Hordeum depressum A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3423 Siskiyou Shasta Valley. 6 miles N of Gazelle. Comment
  CDA32413  Hordeum jubatum T. C. Fuller 1965-6-1 13586 Siskiyou West side of Highway 99 to Grenada, 4 miles south of Yreka. 0 Comment
  HSC91101  Hordeum murinum subsp. leporinum J. P. Smith 1973-5-5 6547 Siskiyou Scott Bar along the Scott River Comment
  CAS-BOT-BC143956  Horkelia daucifolia L. B. Kildale 1930-6-1 9825 Siskiyou Mill Creek near Etna Mills Comment
  CAS-BOT-BC143954  Horkelia daucifolia Geo. D. Butler 1909-4-27 603 Siskiyou Quartz Valley divide Comment
  SEINET515837  Horkelia fusca subsp. parviflora Vernon Oswald 1997-7-28 8800 .1 Siskiyou Pumice Stone Well 0.2 mi. S of Medicine Lake Rd. on Forest Route 15. 1905 Comment
  UC136484  Horkelia fusca subsp. parviflora A. A. Heller 1905-6-17 8055 Siskiyou Sisson Comment
  POM250749  Horkelia fusca subsp. parviflora W. Bridge Cooke 1938-7-1 11135 Siskiyou Mt. Shasta. 1677 Comment
  UCD77781  Horkelia fusca subsp. parviflora Robert E. Preston 2001-7-21 1702 Siskiyou Klamath National Forest, near south end of Antelope Creek Meadow, T42N R1W ne 1/4 Section 12 1633 Comment
  JEPS113062  Horkelia fusca var. brownii Roy Buck 1987-6-3 624 Siskiyou White Deer Lake, ca 10 mi NE of Bartle on Hwy 89 Comment
  POM178492  Horkelia fusca var. brownii Marcus E. Jones 1930-7-10 25377 Siskiyou Lake Tahoe Comment
  CAS-BOT-BC514284  Horkelia fusca var. pseudocapitata A. A. Heller 1916-6-23 12429 Siskiyou Near Black Butte N of Sisson 1127 Comment
  CAS-BOT-BC514286  Horkelia fusca var. pseudocapitata A. A. Heller 1922-7-16 13718 Siskiyou Near Harris Spring E of Mt. Shasta Comment
  CAS-BOT-BC539432  Horkelia tridentata var. tridentata Alice Eastwood 1922-10-18 11518 Siskiyou Shasta Springs Comment
  CAS-BOT-BC201123  Hosackia crassifolia Alice Eastwood 1912-7-15 111 Siskiyou Mc Cloud [McCloud] Comment
  CAS-BOT-BC201130  Hosackia crassifolia H. A. Thomas; J. H. Thomas 1954-7-27 4553 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
  SBBG18804  Hosackia crassifolia var. crassifolia C. B. Hardham 1961-6-30 8009 Siskiyou White Mtn 1828 Comment
  POM65392  Hydrophyllum fendleri var. albifrons Geo. D. Butler 1910-7-9 1720 Siskiyou Marble Mtn. 1677 Comment
  CAS-BOT-BC312848  Hymenoxys lemmonii Louis C. Wheeler 1934-10-21 3334 Siskiyou Shasta Valley 4 mi. E Grenada 853 Comment
  UC89971  Hymenoxys lemmonii Katharine Brandegee 1887-7-1 Siskiyou Montague Comment
  UC1483537  Hypericum anagalloides Maralyn A. Renner 1980-8-21 2567 Siskiyou Klamath Nat'l Forest, s. corner boundary Coffee Creek Quad., Kidd Creek Klamath Nat'l Forest, Coffee Creek Quad., Kidd Creek 2042 Comment
  JEPS66830  Hypericum formosum var. scouleri Geo. D. Butler 1908-7-21 5 Siskiyou Oro Fino 762 Comment
  HSC29262  Hypericum perforatum Frederick W. Oettinger 1969-8-24 1525 Siskiyou Marble Mtn. Wilderness Area, between English Lake and Sundew Bog 1799 Comment
  RSA30670  Idahoa scapigera L. C. Wheeler 1935-3-16 3373 Siskiyou Klamathon, Klamath River. 701 Comment
  CAS-BOT-BC88626  Idahoa scapigera George Dexter Butler 1910-3-21 1136 Siskiyou Drylands near Yreka. Comment
  CAS-BOT-BC206826  Iliamna bakeri Carl B. Wolf 1941-7-26 11073 Siskiyou 10.3 mi. NE of Weed along U.S. Highway #97 914 Comment
  JEPS60236  Iliamna bakeri L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2290 Siskiyou along US 97 0.7 mi s Bolam road junction (nw side of mountain); Mount Shasta Comment
  JEPS815  Ipomopsis aggregata Geo. D. Butler 1909-6-22 945 Siskiyou Goosenest Mtn Comment
  UC455677  Ipomopsis aggregata I. J. Condit 1911-7-22 Siskiyou below Horse Camp; Mt. Shasta 2286 Comment
  POM75574  Ipomopsis aggregata subsp. formosissima Geo D. Butler 1910-7-12 1744 Siskiyou Shackleford Creek. 1220 Comment
  RSA78832  Ipomopsis aggregata subsp. formosissima P. A. Munz 1952-7-2 17910 Siskiyou West of Baldy Mountain L.O. 6 air miles west of Happy Camp, Siskiyou Mountains 1768 Comment
  HSC77019  Ipomopsis congesta K. T. Stillman 1976-6-25 58 Siskiyou Marble Mtn. Wilderness Area 2073 Comment
  CDA33251  Iris chrysophylla T. C. Fuller 1958-6-18 1817 Siskiyou Summit of Siskiyou Mountains along road between Cave Junction & Happy Camp. 0 Comment
  RSA181800  Iris missouriensis H. N. Metcalf, Jack C. Wilson 1965-7-3 65 -27 Siskiyou Gazelle, 14 miles east in the drainage of the Scott River 1707 Comment
  POM95097  Isatis tinctoria Geo. D. Butler 1910-6-7 1534 Siskiyou Scott River. Comment
  RSA105398  Isatis tinctoria G. D. Barbe 1955-7-5 111 Siskiyou 4.7 miles west of Greenview in Quartz Valley. 915 Comment
  UCD135770  Isoetes bolanderi Jack Major; M. Fleschner, R. Pemble 1966-9-5 s.n. Siskiyou Frying Pan Lake, east of Marble Mountain, Marble Mountains. 1783 Comment
  POM56240  Iva axillaris subsp. robustior Geo D. Butler 1910-9-12 1874 Siskiyou Near Lower Klamath Lake. 1220 Comment
  HSC75159  Ivesia pickeringii Kenneth M. Balk, Miles Dwan 1980-7-18 414 Siskiyou Near mule Creek, just off Hwy. 3 between Callahan and Scott Mtn. Campground 1280 Comment
  JEPS116580  Juncus Julie Kierstead Nelson with Rhonda Posey, Ross Olson 2007-8-1 2007 -021 Siskiyou The Eddys, west of Mt. Shasta. wet seep adjacent to unmamed tributary to Middle Fork of upper Sacramento River, along Forest Service Rd. 40N64 ca. 1/2 mi N of Middle Fork crossing; Mt. Eddy 1693 Comment
  JEPS74128  Juncus balticus Geo. D. Butler 1910-5-26 1409 Siskiyou Yreka Comment
  JEPS96984  Juncus confusus Dean W. Taylor 1999-8-12 17312 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1889 Comment
  UC637095  Juncus dudleyi Edward Lee 1934-8-11 1025 Siskiyou e end Seiad Valley (Walker Creek, a tributary of the Klamath River); , Klamath River, Walker Creek 457 Comment
  HSC22405  Juncus ensifolius J. O. Sawyer 1969-7-23 1444 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  UCD19436  Juncus ensifolius Charlotte K. Glenn 1967-1 152 Siskiyou Castle Lake. 1584 Comment
  POM111089  Juncus ensifolius Geo D. Butler 1910-6-21 1596 Siskiyou Yreka Creek. Comment
  RSA14323  Juncus ensifolius Elmer I. Applegate 1895-5-28 s.n. Siskiyou Sisson, Strawberry Valley. Near Sesson s Tavern. Comment
  RSA577908  Juncus ensifolius L. C. Wheeler 1935-7-26 3710 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  UC1021826  Juncus howellii J. M. Tucker 1950-7-24 1952 Siskiyou ca 6 mi nw Pilgrim Creek Experiment Station (beside Cold Creek at the Military Road crossing, e side Mount Shasta); Mount Shasta, Cold Creek Comment
  UCSB63785  Juncus kelloggii Oswald, Vernon; Ahart, Lowell 1998-7-21 Siskiyou Northeast of Weed; east of Grass Lake; and west of Bray on Old State Highway; 0.8 mi east of Tennant Rd; T44N R1W SW'/i Sect. 20 1417 Comment
  RSA577907  Juncus mertensianus L. C. Wheeler 1935-7-26 3711 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  JEPS74127  Juncus mexicanus Geo. D. Butler 1909-5-23 859 Siskiyou near Yreka Comment
  UC1108383  Juncus nevadensis Philip A. Munz 1960-8-22 24175 Siskiyou Panther Meadows Mt. Shasta 2316 Comment
  UCD141629  Juncus nevadensis J. M. Tucker 1950-7-23 1943 Siskiyou Panther Meadows, Mount Shasta. 2407 Comment
  RSA238913  Juncus orthophyllus Frederick W. Oettinger 1968-9-6 741 Siskiyou At Bear Meadow mid-way along a straight line between English Peak and Tom Taylor cabin, at the head of Snowslide Gulch. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  HSC10  Juncus parryi William J. Ferlatte 1965-6-22 116 Siskiyou Josephine Lake Basin 1677 Comment
  RSA233666  Juncus parryi Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38981 Siskiyou Mt. Shasta National Forest; S slope of Mt. Shasta. 2378 Comment
  RSA44499  Juncus patens Henry M. Pollard 1948-8-11 s.n. Siskiyou Irving Creek, near Somes Bar. Comment
  CAS-BOT-BC81139  Juniperus communis W. B. C. 1938-8-22 11599 Siskiyou South [Slope] slope of Diller Canyon, on the north slopes of Shastina and Shasta 2743 Comment
  UC618869  Juniperus communis unknown 1938-8-22 11599 Siskiyou s slope of Diller Canyon Mt. Shasta, Diller Canyon, Shastina (at the timberline and in the Pinus albicaulis forest on the n slopes of Shastina and Shasta) 2743 Comment
  CAS-BOT-BC81132  Juniperus communis G. A. Coleman 1901-8-16 s.n. Siskiyou near head of Paulters Creek 2514 Comment
  HSC30624  Juniperus communis var. saxatilis Frederick W. Oettinger 1969-8-23 1513 Siskiyou Base of slope near Smith Lake, Salmon Mtns. 1677 Comment
  HSC45854  Juniperus occidentalis J. P. Smith, Steve Selva 1970-8-8 4550 Siskiyou Juanita Lake Comment
  SD76144  Juniperus occidentalis Helen V. Witham 1969-10-7 545 Siskiyou east of Scott River 1000 Comment
  RSA352529  Juniperus occidentalis var. occidentalis B. C. Templeton 1957-6-21 s.n. Siskiyou N of Callahan Comment
  CAS-BOT-BC56357  Kalmia microphylla subsp. microphylla Louis C. Wheeler 1934-8-5 3037 Siskiyou Mud Springs, Middlehell Creek 1676 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
  SBBG7335  Kelloggia galioides H. and M. Dearing 1938-6-27 2177 Siskiyou 5 mi E of McCloud, (Fowler Public Camp) Comment
  CDA3148  Kochia trichophylla Don Shaw 1971-9-19 Siskiyou South of Yreka 0 Comment
  CHSC86623  Koeleria macrantha Jenny Marr 1993-7-1 6 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CHSC88409  Koeleria macrantha Jenny Marr 1993-7-1 168 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC340364  Kyhosia bolanderi Annie M. Alexander; Louise Kellogg 1949-7-30 5903 Siskiyou Sky High Valley, Marble Mountains 1767 Comment
  CAS-BOT-BC340366  Kyhosia bolanderi T. S. Brandegee 1887-6-1 s.n. Siskiyou Mt. Shasta Comment
  OBI58651  Lactuca biennis David J. Keil 1992-7-20 23502 Siskiyou Klamath NF. Along Forest Rd 46N64, 2.8 mi W of Scott river rd Comment
  CAS-BOT-BC340437  Lactuca saligna Doris K. Kildale 1925-9-6 1284 Siskiyou Somes Bar, near junction of Salmon & Klamath River Comment
  JEPS24813  Lagophylla ramosissima Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6824 Siskiyou 7 mi e of Callahan 1127 Comment
  RSA78689  Lathyrus P. A. Munz 1952-7-2 17878 Siskiyou Road to Baldy Mt., n.w. of Happy Camp, Siskiyou Mts. 1463 Comment
  HSC103308  Lathyrus jepsonii subsp. californicus Thomas W. Nelson, Jane Nelson 1983-7-29 7505 Siskiyou Along Forest Service Rd. 41N14, 1.7 mi. N of junction with Callahan-Cecilville County Rd. 1463 Comment
  CAS-BOT-BC204982  Lathyrus jepsonii var. californicus Alice Eastwood 1923-5-23 11937 Siskiyou Cantara, S.P.R.R. Comment
  SBBG3355  Lathyrus nevadensis H. and M. Dearing 1938-6-29 2193 Siskiyou Mt Shasta Wagon Camp 1828 Comment
  JEPS25650  Lathyrus nevadensis var. nevadensis Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7292 Siskiyou Poker Flat 1536 Comment
  HSC42979  Lathyrus tracyi J. O. Sawyer, Ken Stillman 1976-5-29 2737 Siskiyou Along Specimen Creek 915 Comment
  RSA238365  Ledum glandulosum var. californicum Frederick W. Oettinger 1967-7-26 204 Siskiyou Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC274357  Leersia oryzoides Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar Comment
  UC1023839  Lemna turionifera Douglas Barbe 1955-6-29 50 Siskiyou 4.1 mi se of Etna (on the Eastside Road, Klamath Mountains); Klamath Mountains 914 Comment
  CAS-BOT-BC88862  Lepidium campestre Dorothy Parker 1946-6-6 s.n. Siskiyou Plowman's Valley. 1188 Comment
  CHSC4184  Lepidium campestre R. Carter 1966-5-15 399 Siskiyou McConnahue Gulch, 4.5 mi. SE of Etna, in driveway of Parker home; along W side of driveway. 914 Comment
  RSA45316  Lepidium campestre Dorothy Parker 1946-05 s.n. Siskiyou Plowman s Valley. 1128 Comment
  SBBG30517  Lepidium campestre D. Myrick 1968-6-28 2050 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  RSA105500  Lepidium campestre G. D. Barbe 1955-6-29 31 Siskiyou 1 mile east of Callahan 976 Comment
  CAS-BOT-BC88927  Lepidium densiflorum var. densiflorum A. A. Heller 1916-8-24 12561 Siskiyou Near Sisson. 1013 Comment
  UC1299648  Lepidium perfoliatum Freed W. Hoffman 1948-7-7 2545 Siskiyou near Aetna and Ft. Jones Roads junction Comment
  UCD115871  Lepidium virginicum A. A. Heller 1916-8-24 12561 Siskiyou Near Sisson. 1074 Comment
  SEINET5342023  Lepidium virginicum var. medium G. Butler 1910-6-27 1612 Siskiyou Yreka Creek. Comment
  CAS-BOT-BC60148  Lepidium virginicum var. menziesii Doris K. Kildale 1928-7-1 5325 Siskiyou Forks of Salmon. Salmon River. 365 Comment
  RSA48218  Leptosiphon bolanderi Roxana S. Ferris, Laura Lorraine 1948-6-12 11758 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  CAS-BOT-BC342103  Leucanthemum vulgare Louis C. Wheeler 1934-8-20 3198 Siskiyou Klamath National Forest. W. Fork Beaver Cr. 1127 Comment
  CDA39355  Leucocrinum montanum F. D. Horn 1976-5-7 s.n. Siskiyou Grenada, Shasta Vista Estates. 0 Comment
  RSA158035  Leucophysalis nana Jack Major 1961-7-14 637 Siskiyou Along old road to Panther Creek, Mount Shasta. 1800 Comment
  CAS-BOT-BC58259  Leucothoe davisiae W. R. Dudley 1901-8-18 s.n. Siskiyou E. along shore of Jackson Lake, Salmon Mts. Comment
  HSC4874  Leucothoe davisiae J. O. Sawyer 1968-6-18 209 Siskiyou Above S Russian Creek, below the Blake's Fork confluence. 1463 Comment
  HSC755  Leucothoe davisiae William J. Ferlatte 1967-7-26 739 Siskiyou Caribou Basin 1982 Comment
  SJSU6542  Leucothoe davisiae R. W. Trivelpiece 1973-6-22 153 Siskiyou trail to Big Duck Lakes, Scott R drainage c. 7 mi W of Callahan 1920 Comment
  CAS-BOT-BC229451  Lewisia cotyledon Stuart K. Harris 1960-6-28 21601 Siskiyou Outlet Taylor Lake Comment
  HSC59095  Lewisia cotyledon var. howellii Clark L. Miller 1979-4-28 2109 Siskiyou 12 mi. E of Hwy. 96 along road to Forks of Salmon Comment
  CAS-BOT-BC444088  Lewisia leeana Geo. D. Butler No date on label 1687 Siskiyou Unspecified Comment
  RSA184767  Lewisia leeana Gilbert Muth 1966-7-14 382 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mountains. 1829 Comment
  CAS-BOT-BC272173  Leymus triticoides Louis C. Wheeler 1934-9-22 3293 Siskiyou Walker, Klamath Forest 518 Comment
  UCD65622  Leymus triticoides Geo. D. Butler 1908-7-3 472 Siskiyou Dry banks near Yreka. Comment
  CDA41063  Ligusticum apiifolium G. F. Hrusa 1998-7-5 14689 Siskiyou Siskiyou Mountains; Bear Creek Rd. +- 1/2 mi. N of Hwy 96 and 10 mi. SW of Happy Camp. Sheet 2 of 2 Comment
  HSC76682  Ligusticum californicum K. T. Stillman 1976-7-30 325 Siskiyou Marble Mountain Wilderness Area, Elk Valley Comment
  HSC77243  Ligusticum californicum L. P. Janeway 1983-8-16 541 Siskiyou Poker Flat 1524 Comment
  RSA237214  Ligusticum californicum Frederick W. Oettinger 1968-8-3 381 Siskiyou Forest at Base Camp Meadow midway down Diamond Lake-Hancock Lake trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  RSA453851  Ligusticum californicum M. B. Dunkle 1945-07 9256 Siskiyou Klamath National Forest; Marble Mts. Comment
  UC1400373  Ligusticum grayi Robert F. Thorne and Fred Oettinger 1969-8-10 38967 Siskiyou s. slope Mt. Shasta (Panther Creek Meadows); Mt. Shasta nat'l Forest, , Panther Creek Meadows 2194 Comment
  UC165764  Ligusticum grayi Geo. D. Butler 1908-8-11 459 Siskiyou Shackleford Creek near Quartz Valley; Shackleford Creek Comment
  UCD77824  Ligusticum grayi Robert E. Preston 2001-7-21 1727 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W ne 1/4 Section 22 2066 Comment
  UC1409712  Ligusticum grayi Melinda F. Denton 1973-6-30 2933 Siskiyou ca. 5 meters s. Sanger Lake (Young's Valley, Klamath Nat'l Forest); Klamath Nat'l Forest, Young's Valley 1408 Comment
  HSC22275  Lilium kelleyanum J. O. Sawyer 1969-8-4 1888 Siskiyou Above S Sugar Lake 2043 Comment
  RSA238844  Lilium kelleyanum Frederick W. Oettinger 1968-8-6 420 Siskiyou At the southeast corner of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 1921 Comment
  RSA68939  Lilium kelleyanum A. E. Culbertson 1943-7-3 19 Siskiyou Castle Lake, 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. 1657 Comment
  SJSU6073  Lilium kelleyanum R. W. Trivelpiece 1971-7-15 55 Siskiyou by Bear Creek c. 2 mi S of Sawyers Bar on N Fork Salmon River, Salmon River Mts 1524 Comment
  HSC69228  Lilium pardalinum subsp. pardalinum Maralyn A. Renner 1980-8-31 2616 Siskiyou Twin Valley. 1494 Comment
  POM109713  Lilium pardalinum subsp. vollmeri Geo D. Butler 1910-6-6 1454 Siskiyou Quartz Valley Comment
  RSA297886  Lilium pardalinum subsp. wigginsii W. L. Jepson 1937-7-30 18513 Siskiyou Fork of Dunn Creek, headwaters of the Illinois River, East Fork Comment
  RSA377190  Lilium washingtonianum M. B. Dunkle 1944-7-18 9146 Siskiyou Siskiyou National Forest Comment
  CAS-BOT-BC133019  Lilium washingtonianum subsp. purpurascens Doris K. Kildale 1928-7-4 5546 Siskiyou Etna Creek, on road from Sawyers Bar to Etna Comment
  HSC567  Lilium washingtonianum subsp. purpurascens William J. Ferlatte 1967-7-25 720 Siskiyou Caribou Basin 1982 Comment
  UC796734  Linanthus bolanderi Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11758 Siskiyou w of Callahan (French Creek logging road) 1066 Comment
  JEPS25586  Linanthus harknessii Rimo Bacigalupi 1959-7-2 7218 Siskiyou near n base of Caribou Mtn. (and just s of low divide (Trinity Co. boundary) separating Coffee Creek drainage from that of the Salmon River, Big Flat Campground, headwaters); South Fork of the Salmon River, Big Flat Campground 1508 Comment
  CDA40099  Linanthus harknessii T. C. Fuller 1960-6-3 4614 Siskiyou East bank of Toad Lake, ca. 7 miles north of Bartle. 0 Comment
  JEPS60247  Linaria genistifolia subsp. dalmatica L. R. Heckard with L. Constance and R. Ornduff 1969-6-25 2312 Siskiyou northwestern edge of Weed Weed Comment
  CAS-BOT-BC240387  Linnaea borealis subsp. longiflora Doris K. Kildale 1928-7-3 5441 Siskiyou Little North Fork Salmon River near mouth Comment
  UC535885  Linum lewisii Elmer I. Applegate 1923-8-20 3898 Siskiyou Medicine Lake Comment
  RSA240069  Listera convallarioides Frederick W. Oettinger 1969-8-12 1334 Siskiyou At the Cedars, along the main North Fork Trail between Yellow Dog Creek and Abbotts Lower Cabin. The Salmon Mountains; the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area 960 Comment
  CAS-BOT-BC36537  Lithocarpus densiflorus var. echinoides W. R. Dudley 1905-8-4 s.n. Siskiyou South spur of Mt. Eddy Comment
  CAS-BOT-BC36574  Lithocarpus densiflorus var. echinoides W. R. Dudley 1893-6-30 s.n. Siskiyou by trail to Castle Lake Comment
  HSC64830  Lithophragma affine J. P. Smith 1973-5-5 6384 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  CAS-BOT-BC435485  Lithophragma glabrum Gilbert Muth 1966-7-8 366 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  CHSC27759  Lithophragma glabrum William Frank 1978-4-1 3 Siskiyou Scattered throughout foothills facing s Lake Shastina via public fishing access road ca. 3 miles to end. Comment
  HSC60783  Lithophragma heterophyllum Ruby Van Deventer Siskiyou Bell Echo Camp in Youngs Valley Comment
  SEINET6032583  Lithophragma parviflorum G. D. Butler 1910-5-8 1307 Siskiyou Near Yreka Comment
  CAS-BOT-BC325944  Lithospermum californicum Elmer I. Applegate 1895-5-28 491 Siskiyou Eighteenth crossing SPRR [Southern Pacific Railroad] on Sacramento below Sisson. Comment
  SEINET10591981  Lolium perenne George D. Butler 1910-6-15 Butler 1563 Siskiyou Damp land near Yreka. Comment
  JEPS116613  Lomatium macrocarpum Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -010 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N73, 4 miles NE of town of Weed Mt. Shasta 1090 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
  SEINET11121385  Lomatium peckianum L. Constance 1964-1 s.n. Siskiyou 5.2 miles S of Yreka. 792 Comment
  CAS-BOT-BC211228  Lomatium tracyi R. C. Barneby 1954-5-17 11534 Siskiyou Scott Mts. 5 miles above Callahan 1249 Comment
  UC165430  Lomatium triternatum var. macrocarpum Geo. D. Butler 1910-5-21 1380 Siskiyou Klamath hills Comment
  UCD127272  Lomatium triternatum var. macrocarpum Robert E. Preston 1995-6-18 883 Siskiyou Irongate Reservoir, 0.6 miles NNW of dam at roadside. 731 Comment
  UC165431  Lomatium vaginatum Geo. D. Butler Apr 18 1909-Apr 30 1909 665 Siskiyou Humbug Mt. Comment
  HSC67689  Lonicera conjugialis John Palmer 1980-7-24 633 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  HSC69201  Lonicera conjugialis Maralyn A. Renner 1980-7-24 2080 Siskiyou Lily Pad Lake 1768 Comment
  JEPS24794  Lonicera conjugialis Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6803 Siskiyou headwaters Sacramento River (shore of Castle Lake); Castle Lake, Sacramento River 1661 Comment
  RSA238542  Lonicera conjugialis Frederick W. Oettinger 1967-8-3 231 Siskiyou West side of Little Hancock Lake; Hancock Lake Basin. The Salmon Mtns. High lake basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2043 Comment
  UC1037476  Lonicera conjugialis Douglas Barbe 1955-7-6 130 Siskiyou se shore Taylor Lake; Klamath Mountains, Salmon Mtns. 1950 Comment
  JEPS41318  Lotus crassifolius var. crassifolius Ruby Van Deventer 1939-7-18 28 Siskiyou s of Little Greyback (Kelley Lake Trail, near Kelley Lake) 1219 Comment
  SEINET10973206  Lotus grandiflorus David B. Dunn 1973-6-3 Dunn 20649 Siskiyou Vicinity of the campground on the salmon river, 8.3 mi w of cicilville. Yellow Pine forest with douglas fir. Area with mostly metamorphic rocks. Area very Rocky and gravelly. Comment
  JEPS75659  Lotus nevadensis var. nevadensis Geo. D. Butler 1909-5-23 777 Siskiyou Yreka Comment
  RSA105411  Lotus oblongifolius var. nevadensis G. D. Barbe 1955-6-29 048 Siskiyou 1.8 miles E of Callahan, S bank of Scott River 976 Comment
  UC454685  Lotus oblongifolius var. oblongifolius I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Comment
  UC1408890  Lotus purshianus var. purshianus F. W. Oettinger and R. F. Thorne 1969-8-5 1215 Siskiyou Abbott's Upper Cabin, w Siskiyou County Salmon Mountains 1524 Comment
  HSC29397  Luetkea pectinata Frederick W. Oettinger 1967-8-17 273 Siskiyou High Lakes Basins in Marble Mountain Wilderness Area, Crapo Peak Ridge. 2195 Comment
  RSA237596  Luetkea pectinata Frederick W. Oettinger 1967-8-17 273 Siskiyou Crapo Peak ridge. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2195 Comment
  SEINET11912604  Luetkea pectinata Unknown 1986-1 60359 Siskiyou SW of Cook and Green Pass, NE slopes of Kangaroo Mt. above Hello Cyn 1798 Comment
  HSC32762  Lupinus albicaulis Frederick W. Oettinger 1969-8-19 1462 Siskiyou Marble Mtn. Wilderness Area, Abbott's Lake. 1860 Comment
  UC1034059  Lupinus albicaulis var. shastensis W. Bridge Cooke 1941-9-5 16282 Siskiyou vicinity MacBride Springs, Mt. Shasta (Mt. Shasta); , vicin MacBride Springs Comment
  POM211512  Lupinus albicaulis var. shastensis Louis C. Wheeler 1934-6-11 2689 Siskiyou North Hungry Creek 1220 Comment
  RSA105764  Lupinus albicaulis var. shastensis W. Bridge Cooke 1940-07 15329 Siskiyou Near the Mount Shasta High School along Alma Street in Mount Shasta near the city limits on the way to the Memorial Highway. Comment
  UC796507  Lupinus albifrons var. collinus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11725 Siskiyou French Creek Logging Road w Callahan; French Creek Logging Road 1066 Comment
  POM26759  Lupinus albifrons var. eminens Geo. D. Butler 1910-5-16 1353 Siskiyou Yreka Comment
  SEINET10450494  Lupinus albifrons var. flumineus David B. Dunn, Billy Joe Cox 1971-6-9 Dunn 17937 Siskiyou 9 miles n of weed, on us hwy 97, at whitney crek. Sw facing slope; volcanic (Pumice) some sedimentary loamy soil; assoc. With pinus ponderosa, artemisia, Bromus and arctostaphylos 1250 Comment
  JEPS104846  Lupinus andersonii Dean W. Taylor 1996-6-28 15753 Siskiyou Antelope Mountain (about 8 air miles south of Yreka) 1798 Comment
  SBBG109206  Lupinus andersonii C. B. Hardham 1961-7-3 8067 Siskiyou Scott Mtn, S of Calahan Comment
  SBBG22423  Lupinus andersonii C. B. Hardham 1961-7-3 8067 Siskiyou Scott Mtn, S of Callahan Comment
  CAS-BOT-BC215169  Lupinus croceus Clarence R. Quick 1958-6-17 58 -26 Siskiyou Near Black Bear Summit S of Sawyer's Bar on ridge road to Cecilville 1356 Comment
  JEPS74515  Lupinus croceus W. J. Ferlatte 1966-8-4 297 Siskiyou Yellow Rose Mine Trinity Alps, Yellow Rose Mine 1981 Comment
  UC1607589  Lupinus croceus Barbara Ertter 1990-7-14 9330 Siskiyou ca 4 airmi w Mt. Shasta City (Wagon Creek on e-side of Mt. Eddy); e side Mt. Eddy, Wagon Creek 1889 Comment
  UC683333  Lupinus croceus Mrs. H. P. Bracelin 1931-6-21 466 Siskiyou n side of Mt. Eddy Dobkin's Lake (near Mt. Shasta City); , Dobkin's Lake 1828 Comment
  RSA47662  Lupinus croceus var. pilosellus Roxana S. Ferris 1948-6-12 s.n. Siskiyou At Mule Creek crossing of Scott Mountain Road. 1524 Comment
  SEINET10937102  Lupinus klamathensis Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-1 Conrad 6968 Siskiyou E facing slope of road cut at the n edge of hornbrook. 732 Comment
  UC1409222  Lupinus latifolius var. viridifolius Frederick W. Oettinger 1969-7-13 1006 a Siskiyou slope n Upper English Lake (High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area, Salmon Mountains, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  HSC25460  Lupinus lepidus J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5655 Siskiyou Ridge E of Cook and Green Pass. 1524 Comment
  JEPS109665  Lupinus lepidus var. sellulus Dean W. Taylor 2002-6-29 18208 Siskiyou ridge dividing Rayden Cabin and Big Carmen Lake, ca. 1 mile North of Scott Mountain Summit on Forest Road 40N08 1737 Comment
  UC54420  Lupinus lepidus var. sellulus H. M. Hall and E. B. Babcock June, 1903 4084 Siskiyou Mount Shasta; Sierra Nevada Mountains, Mount Shasta, Shasta Valley 1158 Comment
  POM10806  Lupinus leucophyllus C. F. Baker 1903-7-14 3518 Siskiyou Klamathon Comment
  CAS-BOT-BC7543  Lupinus onustus Amos Arthur Heller 1905-6-15 8037 Siskiyou Near Sisson Comment
  JEPS65410  Lupinus onustus J. G. Lemmon July, 1879 Siskiyou Indian Valley to Shasta; Indian Valley to Shasta Comment
  RSA263039  Lupinus sellulus subsp. sellulus David B. Dunn, Paul Gallian 1971-6-9 17931 Siskiyou 5 mi. S of Macdoel, on U. S. Hwy 97. 1159 Comment
  HSC77049  Lupinus sellulus subsp. ursinus K. T. Stillman 1976-7-7 170 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  SEINET4460493 Image available Lupinus viridifolius A. A. Heller 1905-1 7928 Siskiyou Comment
  HSC2406  Luzula comosa William J. Ferlatte 1966-8-18 407 Siskiyou 3 mi. S of Big Flat 1585 Comment
  CAS-BOT-BC436702  Luzula comosa var. laxa John Thomas Howell 1937-7-26 13533 Siskiyou Salmon-Trinity Alps: Caribou Basin 2286 Comment
  CAS-BOT-BC540705  Luzula comosa var. laxa Dana York 2012-7-21 3137 Siskiyou Siskiyou Mountains: Rogue River-Siskiyou National Forests, Red Butte Wilderness, NE Slope of Red Butte 1925 Comment
  POM110703  Luzula comosa var. laxa Geo D. Butler 1910-4-19 1197 Siskiyou Near Yreka. Comment
  RSA238891  Luzula comosa var. laxa Frederick W. Oettinger 1969-8-16 1398 Siskiyou SW of Wiregrass Meadow below English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  HSC670  Luzula parviflora William J. Ferlatte 1967-7-9 687 Siskiyou Kidd Creek Trail 1890 Comment
  RSA22087  Luzula parviflora J. T. Howell 1939-8-3 15000 Siskiyou Spirit Lake, Marble Mountains. 1829 Comment
  UC843145  Luzula parviflora John Thomas Howell 1939-8-9 15228 Siskiyou ridge s Marble Valley (Marble Mts.); , ridge s of Marble Valley Comment
  HSC31127  Luzula parviflora J. O. Sawyer 1971-8-19 2454 Siskiyou 2012 Comment
  UCR37842  Luzula parviflora subsp. parviflora L. P. Janeway 1983-9-11 656 Siskiyou Poker Flat 1524 Comment
  HSC96556  Luzula subcongesta Gordon Leppig 1998-8-14 1026 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  RSA142624  Machaeranthera canescens var. shastensis P. A. Munz 1960-8-22 24183 Siskiyou Panther Meadows, Mt. Shasta 2530 Comment
  RSA237494  Madia bolanderi Frederick W. Oettinger 1967-8-21 312 Siskiyou Northwest of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1878 Comment
  JEPS40344  Madia elegans Geo. D. Butler 1909-8-17 450 Siskiyou along creek near Yreka Comment
  UC73949  Madia elegans T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC344008  Madia elegans Louis C. Wheeler 1934-9-18 3280 Siskiyou Klamath National Forest. Klamath River 548 Comment
  CAS-BOT-BC344012  Madia elegans Elmer I. Applegate 1923-9-7 3946 Siskiyou Klamath River at mouth of Doggett Creek. (Doggett Creek = Shovel Creek) Comment
  HSC43138  Madia elegans Ken Stillman 1976-8-24 412 Siskiyou E and N slopes of Williams Point 366 Comment
  RSA153447  Madia elegans subsp. elegans Francia Chisaki, Helen Sharsmith 1959-8-20 4737 Siskiyou On Wildcat Creek road ca. 4 miles west of Callahan 1067 Comment
  CAS-BOT-BC334666  Madia glomerata Louis C. Wheeler 1934-8-24 3216 Siskiyou Trapper Creek, Siskiyou Mountains 1859 Comment
  CAS-BOT-BC343428  Madia gracilis Lewis S. Rose 1945-6-19 45140 Siskiyou Horse Creek & Klamath River 502 Comment
  UC54073  Madia gracilis H. M. Hall and E. B. Babcock Jun 1903 4055 Siskiyou near Sisson; Mount Shasta 1066 Comment
  POM224453  Mahonia aquifolium H. P. Bracelin 1936-5-12 849 Siskiyou North base of Mt. Eddy, 11 miles N.W. of Mt. Shasta City; about 2 miles E. of Burney Mill; flat beside creek at bridge. 1128 Comment
  RSA537395  Mahonia aquifolium W. Wisura, J. Romero 1991-10-17 4595 Siskiyou 1.5 mi up Sugar Creek Rd, N of Callahan. Comment
  CAS-BOT-BC514182  Maianthemum stellatum H. E. Brown 1897-6-1 340 Siskiyou Near Mount Shasta 2133 Comment
  RSA183443  Maianthemum stellatum J. M. Tucker 1963-7-5 3702 Siskiyou Blake s Fork of South Russian Creek (a tributary of the Salmon River), ca. 7 miles (airline) east of Sawyer s Bar, Salmon Mountains. 1616 Comment
  JEPS93957  Malva neglecta Vernon H. Oswald and Lowell Ahart 1998-9-16 9643 Siskiyou 5.9 mi e of Highway 97 (Highway 161 at the Lower Klamath National Wildlife Refuge) 1243 Comment
  RSA434910  Malva neglecta Louis C. Wheeler 1934-9-18 3278 Siskiyou Dutch Creek off Klamath River. Siskiyou Mts., Siskiyou Co. (Mt.Diablo Mer.) 701 Comment
  RSA239036  Melica aristata Frederick W. Oettinger 1969-9-4 1663 Siskiyou North side of Tom Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  CAS-BOT-BC271212  Melica bulbosa R. E. Frenkel 1963-7-15 244 Siskiyou West of Everitt Memorial Highway, 1.7 miles north of McCloud River RR crossing, near Mount Shasta 1290 Comment
  RSA403520  Melica bulbosa M. B. Dunkle 1945-1 9319 Siskiyou Klamath National Forest; Marble Mountains, Black Marble ridge [?]. Comment
  UCD87010  Melica californica A. H. Murphy 1953-7-29 KNF 13 Siskiyou Klamath National Forest. Steavale Canyon, 1524 Comment
  RSA47985  Melica geyeri Roxana S. Ferris, Laura Lorraine 11796 Siskiyou Scott Mountain Road south of Callahan Comment
  SBBG30508  Mentzelia D. Myrick 1968-6-22 1996 Siskiyou Lava Beds Nat Monument 1371 Comment
  CHSC75728  Mentzelia albicaulis Vernon H. Oswald; Lowell Ahart 1999-7-5 9798 Siskiyou Gazell-Callahan Hwy. 9.0 mi west of Gazelle. 914 Comment
  HSC15854  Mentzelia congesta R. C. Wunner 1965-6-6 52 Siskiyou California Lava Beds National Monument, Indian Well Campground 1433 Comment
  CHSC88390  Mentzelia dispersa Jenny Marr 1993-7-1 149 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC429157  Micranthes odontoloma Annie M. Alexander; Louise Kellogg 1949-7-24 5859 Siskiyou Trail to Bear Lake, Paradise Lake, Marble Mountains. 1920 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-BC429255  Micranthes oregana W. R. Dudley 1893-6-19 s.n. Siskiyou Sisson's Meadows Comment
  HSC22302  Microseris nutans J. O. Sawyer 1969-6-13 1099 Siskiyou Slope above Little Duck Lake 2134 Comment
  HSC68499  Microseris nutans Maralyn A. Renner 1980-6-22 901 Siskiyou Slopes N of Little Shasta River 1372 Comment
  CAS-BOT-BC349365  Microseris nutans Gary Schoolcraft 1984-6-19 1233 Siskiyou NW slopes of Mt. Dome, 46-2-23 1554 Comment
  HSC29119  Microseris nutans Frederick W. Oettinger 1969-7-11 966 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area; SE-facing slope on English Lake Trail 1829 Comment
  JEPS3162  Mimulus breweri George D. Butler 1908-8-7 437 Siskiyou lake at head Wooley Creek 1676 Comment
  UC618712  Mimulus breweri W. Bridge Cooke 1938-7-15 11240 Siskiyou Wagon Camp Mount Shasta Comment
  RSA237540  Mimulus breweri Frederick W. Oettinger 1967-8-20 296 Siskiyou Stream about 100 yards below spring at Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  HSC27979  Mimulus cardinalis Gary S. Lester 1973-7-15 50 Siskiyou In Bridge Creek and along the side of Wooley Creek 485 Comment
  RSA1921  Mimulus cardinalis Carl B. Wolf 1930-10-23 1757 Siskiyou Along the Klamath River, 2 mi. below Browns Resort. 305 Comment
  UC61069  Mimulus guttatus W. A. Setchell, C. C. Dobie 1902-7-17 Siskiyou Sisson Mount Shasta Comment
  JEPS8188  Mimulus layneae W. L. Jepson 1940-6-30 20070 Siskiyou 6 mi e McCloud; McCloud River, Fowlers Camp 944 Comment
  JEPS8209  Mimulus layneae W. L. Jepson 1914-8-14 6169 Siskiyou Dunsmuir 670 Comment
  UC54647  Mimulus layneae H. M. Hall and E. B. Babcock June, 1903 4038 Siskiyou below Dunsmuir; Sierra Nevada Mountains 609 Comment
  RSA434639  Mimulus lewisii M. B. Dunkle 1945-8-2 9278 Siskiyou Paradise Lake, Klamath National Forest, Marble Mountains. Comment
  UC27016  Mimulus microphyllus Harley P. Chandler June 1901 1694 Siskiyou near Marble Mountain; North Coast Ranges 1524 Comment
  UC196161  Mimulus moniliformis A. A. Heller 1914-8-25 11714 Siskiyou opposite Black Butte (near Deetz station) 1158 Comment
  HSC428  Mimulus moschatus William J. Ferlatte 1967-7-8 673 Siskiyou Along the Yellow Rose Mine Trail 1829 Comment
  RSA237537  Mimulus moschatus Frederick W. Oettinger 1966-8-7 41 Siskiyou Just below spring at Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness. 2043 Comment
  POM43511  Mimulus moschatus var. moniliformis Geo. D. Butler 1910-6-5 1511 Siskiyou Log Lake, Shackleford Creek. Comment
  RSA237574  Mimulus moschatus var. moniliformis Frederick W. Oettinger 1967-8-20 289 Siskiyou Just below spring at Tom Taylor Cabin. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountains Wilderness Area. 2049 Comment
  UC718166  Mimulus nanus var. jepsonii Carl B. Wolf 1934-7-6 6005 Siskiyou 5.4 mi from Mt. Shasta City (on Wagon Camp Road, sw slope of mt.); Mt. Shasta 1219 Comment
  JEPS47723  Mimulus nanus var. nanus W. B. and V. G. Cooke 1966-7-16 37213 Siskiyou above Hotlum Station; Mt. Shasta 1676 Comment
  RSA48209  Mimulus nanus var. nanus Roxana S. Ferris, Laura Lorraine 1948-6-12 11851 Siskiyou 1.5 miles below summit of Gazelle Mountain grade, east side. 1418 Comment
  UC886325  Mimulus primuloides subsp. linearifolius A. A. Heller 1915-8-26 12224 Siskiyou near head Wagon Creek Canyon; Mt. Eddy 2590 Comment
  HSC81621  Mimulus primuloides var. linearifolius Thomas W. Nelson, Jane P. Nelson 1980-7-19 6205 Siskiyou Along USFS Rd. 40N17 1.0 mi. from junction with Callahan-Cecilville Rd. 1585 Comment
  CDA41829  Mimulus primuloides var. linearifolius T. R. Haig & F. D. Horn 1979-8-16 s.n. Siskiyou Gumboot Lake Area, west of Dunsmuir. 0 Comment
  SEINET10756245 Image available Mimulus primuloides var. linearifolius A. Arthur Heller 1915-8-26 Heller 12224 Siskiyou Heather meadow near the head of Wagon creek canon, Mt. Eddy. Pinus monticola is the only tree on the adjacent slopes. 2591 Comment
  UC1213802  Minuartia douglasii Jean Langenheim 1957-5-19 4347 Siskiyou intersection of Miner's Creek Rd and Tiger Creek Road Comment
  HSC81672  Minuartia nuttallii subsp. gregaria Thomas W. Nelson, Jane P. Nelson 1980-7-17 6081 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  CAS-BOT-BC181159  Minuartia rubella John Thomas Howell 1939-8-8 15171 Siskiyou Black Mt., Marble Mts. Comment
  JEPS109602  Minuartia stolonifera Dean W. Taylor 2002-6-29 18207 Siskiyou Forest Road 40N08 7 miles NE from Scott Mountain summit (ca. 2.75 mi N of Big Carmen Lake) 1524 Comment
  CDA23865  Mirabilis greenei D. L. Janssen, F. D. Horn 1978-5-22 Siskiyou Montague-Ager Road, Montague. 0 Comment
  POM68863  Mirabilis greenei Geo. D. Butler 1910-5-11 1334 Siskiyou Shasta Valley Comment
  CAS-BOT-BC433065  Mitella pentandra Doris K. Kildale 1928-8-19 6553 Siskiyou Hancock Lake on trail to Marble Mt. 2133 Comment
  HSC61889  Mitella pentandra Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  JEPS1216  Mitella trifida Freed Hoffman 1951-7-11 4034 a Siskiyou Hammond's Stock-raising Camp Marble Mountains, Kelsey Creek (about 8 mi above Scott River, w Siskiyou Co.) 1524 Comment
  RSA48003  Mitella trifida Roxana S. Ferris 1948-6-12 11783 Siskiyou Small tributary of Etna Creek below Mill Creek Bridge. 1067 Comment
  HSC70605  Monardella glauca J. O. Sawyer, R. J. Cole 1981-7-2 4147 Siskiyou Near Scott Mountain Campground 1585 Comment
  CHSC4557  Monardella odoratissima J. E. Bowlin 1967-7-18 73 Siskiyou Off roadside, ca. 3.4 mi w of Mount Shasta Ski Bowl. 2164 Comment
  CAS-BOT-BC221810  Monardella odoratissima G. D. Hanna 1950-8-1 s.n. Siskiyou 2 miles north of Medicine Lake Comment
  UC722274  Monardella odoratissima subsp. glauca C. L. Hitchcock, J. S. Martin 1939-7-6 5213 Siskiyou Takilma-Happy Camp road 1676 Comment
  CAS-BOT-BC222165  Monardella odoratissima subsp. pallida R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-2 162 Siskiyou Above Kidd Creek 1950 Comment
  JEPS63382  Monardella odoratissima subsp. pallida W. L. Jepson 1940-6-27 20049 Siskiyou e slope Mt. Shasta 1676 Comment
  JEPS94392  Monardella odoratissima subsp. pallida Vernon Oswald and Lowell Ahart 1997-7-28 8781 Siskiyou Forest Route 56 (42N56) 3.7 mi east of Forest Route 49 (edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave); Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave 1755 Comment
  UCD77876  Monotropa hypopitys Robert E. Preston 2001-6-30 1645 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W nw 1/4 of se 1/4 Section 14 1767 Comment
  RSA760936  Monotropa hypopitys R. F. Thorne, Frederick W. Oettinger 1969-8-4 63357 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  CHSC88119  Montia linearis Jenny Marr 1993-7-1 129 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC445203  Montia parvifolia Carl B. Wolf 1927-8-27 1141 Siskiyou On the Klamath River at the mouth of Crawford Creek Comment
  HSC29455  Montia parvifolia Frederick W. Oettinger 1968-9-1 640 Siskiyou Marble Mtn. Wilderness Area, base of precipice S of Abbott's Lake 1799 Comment
  CHSC114089  Muhlenbergia andina Kendra Sikes 2011-9-13 CLS_ 1 D Siskiyou Sundew Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain; UTM Zone 10N, 537187E, 4580685N. 2028 Comment
  CHSC61580  Muhlenbergia filiformis L. P. Janeway 1983-8-16 543 Siskiyou Siskiyou Mountains; at Poker Flat, meadow. 1524 Comment
  HSC92502  Muhlenbergia filiformis Jennifer Whipple 1977-8-5 2171 Siskiyou Mt. Eddy, Wagon Creek drainage near Wagon Creek 2287 Comment
  UC618639  Muhlenbergia filiformis W. Bridge Cooke 1938-7-15 11211 Siskiyou above Bear Springs; Mount Shasta Comment
  UCD86677  Muhlenbergia filiformis A. H. Murphy 1953-7-29 s.n. Siskiyou Steavale Canyon, Klamath R. north fork. 1524 Comment
  UCD86715  Muhlenbergia filiformis R. Tofsrud 1950-7-1 s.n. Siskiyou E. side of Mt. Shasta. Comment
  CAS-BOT-BC275182  Muhlenbergia montana John Thomas Howell 1937-7-25 13442 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 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
  CDA5594  Myosotis micrantha G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2625 Siskiyou 0.4 km northeast of Oro Fino. Comment
  HSC33997  Myosotis micrantha J. P. Smith 1974-5-25 7478 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  UC643295  Nama densa var. parviflora W. Bridge Cooke 1940-6-4 15022 Siskiyou road leading up the n side Mount Shasta from Bolam Station; n side Mount Shasta, from Bolam Station 1371 Comment
  CHSC28790  Nama lobbii J. D. Prouty 1979-8-22 7908221 Siskiyou E slopes of Mt. Shasta. 1950 Comment
  POM196346  Nama lobbii C. G. Pringle 1881-8-14 s.n. Siskiyou Castle Lake. 1829 Comment
  HSC30433  Narthecium californicum Frederick W. Oettinger 1968-9-8 791 Siskiyou Marble Mtn. Wilderness Area. NE of English Lake 1936 Comment
  HSC563  Narthecium californicum William J. Ferlatte 1966-8-17 402 Siskiyou NW side of Caribou Mtn. 1829 Comment
  HSC61862  Navarretia capillaris Ruby Van Deventer 1961-7-13 Siskiyou Poker Flat 1585 Comment
  UC908380  Navarretia divaricata W. Bridge Cooke 1938-7-29 11405 Siskiyou Mt. Shasta 1524 Comment
  UC880193  Navarretia linearifolia subsp. linearifolia A. A. Heller 1916-7-20 12476 Siskiyou near Wagon Creek Falls; e side Mt. Eddy, near Wagon Creek Falls 1371 Comment
  CAS-BOT-BC230559  Nemophila parviflora var. austiniae Harley P. Chandler 1901-6-1 1706 Siskiyou Near Marble Mountain 1981 Comment
  RSA15791  Nicotiana bigelovii Carl B. Wolf 1927-8-26 1019 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  CAS-BOT-BC123919  Nitrophila occidentalis Amos Arthur Heller 1905-6-20 8073 Siskiyou Gazelle Comment
  CHSC81484  Nitrophila occidentalis Ann Willyard 2000-6-21 418 Siskiyou On private ranch ca. 3 air mi n Lake Shastina, ca. 3 air mi e Interstate 5; ca. 1 air mi w Hole-in-the-Ground-Springs. UTM: 10 547700 E 4602900 N. 792 Comment
  CAS-BOT-BC60567  Noccaea fendleri subsp. glauca Alice Eastwood 1912-7-23 1330 Siskiyou Cantara. Comment
  HSC45574  Noccaea fendleri subsp. glauca Maralyn O'Meara 1974-5-25 436 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  CAS-BOT-BC60587  Noccaea fendleri subsp. glauca L. B. Kildale 1929-5-31 9154 Siskiyou Salmon River. Comment
  CHSC99725  Nothochelone nemorosa L. P. Janeway 2008-7-24 9467 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. Shelf and north-facing cliff of hard metamorphic rock. 1975 Comment
  HSC63244  Nothochelone nemorosa M. A. Baker 1979-7-31 1084 Siskiyou Marble Mtn. Wilderness, Tickner Hole 3100 Comment
  HSC68988  Nuphar polysepala Maralyn A. Renner 1980-7-24 2042 Siskiyou Lily Pad Lake 1768 Comment
  UC164339  Oenothera villosa subsp. strigosa Geo. D. Butler 1908-7-9 1024 Siskiyou along creek near Yreka Comment
  HSC43387  Olsynium douglasii var. douglasii Maralyn O'Meara 1974-5-26 463 Siskiyou Along USFS Rd. 47N03 1524 Comment
  UCR9593  Onopordum acanthium D. O. Clark 1970-6-23 s.n. Siskiyou 6 mi SW of Dorris, along roadside on W side of Butte Valley 1293 Comment
  RSA530118  Orcuttia tenuis D. W. Taylor 1988-6-23 9861 Siskiyou 5 miles north of Timbered Crater, 1 mile SE of Adobe Flat. 1098 Comment
  SEINET8384039  Oreostemma alpigenum Wayne Rolle 1989-7-18 272 Siskiyou at south end of Azalea Lake. 1646 Comment
  HSC19215  Orthilia secunda J. O. Sawyer 1968-9-10 683 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  HSC269  Orthilia secunda William J. Ferlatte 1967-8-21 1072 Siskiyou Sawtooth Ridge between Caribou Basin and Little S Fork Lake 2287 Comment
  RSA0083197  Orthilia secunda William J. Ferlatte 1967-8-21 1072 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. 2287 Comment
  POM15342  Orthocarpus bracteosus Copeland 1903-8-19 3897 Siskiyou Upton. N. Cal. [Siskiyou or Napa counties]. Comment
  UCR244767  Orthocarpus cuspidatus K. M. Meyer, A. Townesmith 2007-8-2 187 Siskiyou Klamath National Forest, 13.3 mi. on Forest Service Rd. 70, off US Hwy 97 toward Oregon 1956 Comment
  SEINET3159726  Orthocarpus cuspidatus G. D. Butler 1910-6-19 1584 Siskiyou Goosenet foothills 1524 Comment
  HSC58956  Orthocarpus cuspidatus subsp. copelandii Gilbert Muth 1975-7-31 4035 Siskiyou Near Lily Pad Lake, close to the town of Seiad Valley 1585 Comment
  RSA259555  Orthocarpus cuspidatus subsp. copelandii J. P. Smith, J. O. Sawyer 1973-8-14 7298 Siskiyou On trail from Campbell Lake to Cliff Lake. 1829 Comment
  SEINET13756769  Orthocarpus cuspidatus subsp. cuspidatus G. D. Butler 1910-6-19 1584 Siskiyou Goosenet foothills 1524 Comment
  RSA407991  Orthocarpus hispidus Louis C. Wheeler 1935-5-18 3497 Siskiyou Siskiyou Mountains; Yreka Creek. 854 Comment
  JEPS10885  Orthocarpus imbricatus I. J. Condit 1911-7-15 Siskiyou McCloud Comment
  JEPS15927  Osmorhiza berteroi W. L. Jepson July, 1894 14253 Siskiyou Sisson Comment
  POM82773  Osmorhiza berteroi Geo. D. Butler 1910-5-30 1432 Siskiyou Humbug Creek. Comment
  HSC92939  Oxyria digyna Jennifer Whipple 1977-7-20 1995 Siskiyou N slopes of Mount Eddy 2500 Comment
  HSC92968  Oxyria digyna Jennifer Whipple 1976-7-25 1574 Siskiyou N face of Mt Eddy 2378 Comment
  UC618856  Oxyria digyna W. Bridge Cooke 1938-9-8 11651 Siskiyou n side Red Butte; Mount Shasta, n side of Red Butte Comment
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Nov 6 2009
  UCD77896  Oxyria digyna Robert E. Preston 2002-7-14 1934 Siskiyou Klamath National Forest, N slope of Rainbow Mountain 1981 Comment
  HSC30484  Oxyria digyna Frederick W. Oettinger 1969-8-25 1543 Siskiyou NE facing slope above Tanner Peak Trail, 400 yards down from English Peak Trail. 2134 Comment
  CAS-BOT-BC316758  Packera cana John William Thompson 1936-7-8 13150 Siskiyou Lava Slopes of Lava Beds Nat. Monument Comment
  UC1731286  Packera cana Dean Wm. Taylor with Joe Molter 1998-6-17 16558 Siskiyou base of hillslopes 3 mi s of Gazelle (bordering Shasta Valley, Scott Mountains); Klamath Region, Scott Mountains 1036 Comment
  CAS-BOT-BC28834  Paeonia brownii George Dexter Butler 1910-4-23 1229 Siskiyou Quartz Valley Comment
  HSC103015  Panicum acuminatum var. fasciculatum J. P. Smith 2014-6-6 13872 Siskiyou Along State Route 96 at the Portuguese Creek Access to the Klamath River 416 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
  HSC74834  Panicum capillare var. capillare J. P. Smith, J. O. Sawyer 1978-7-3 10003 Siskiyou Klamath National Forest, Williams Point along the Klamath River, S of Hwy. 96 Comment
  CHSC75733  Papaver rhoeas Vernon Oswald; Lowell Ahart 1999-7-5 9793 Siskiyou Gazelle-Callahan Hwy. 0.5 mi west of Gazelle, agricultural area. 853 Comment
  CDA3569  Papaver rhoeas T. C. Fuller 1962-6-13 8971 Siskiyou Highway 99 to Yreka, north limits of Gazelle. 0 Comment
  RSA144605  Papaver rhoeas W. R. Ernst 1960-6-14 741 Siskiyou About 1/4 mile north of Gazelle on Highway 99 Comment
  UCD96008  Papaver rhoeas John Thomas Howell 1952-6-14 28357 Siskiyou 2 miles west of Gazelle. Comment
  HSC2391  Parnassia fimbriata W. J. Ferlatte 1966-8-19 435 Siskiyou Trinity Alps, Kidd Creek Trail. 1890 Comment
  CHSC78533  Parnassia palustris Vernon H. Oswald 2000-8-28 9956 Siskiyou Rock Fence Lake Road (40N18) near the junction with Kangaroo Lake Road. 1659 Comment
  CAS-BOT-BC259614  Pascopyrum smithii H. S. Yates 1936-6-21 5814 Siskiyou 6 miles N of Gazelle 792 Comment
  CAS-BOT-BC202847  Paxistima myrsinites Alice Eastwood 1917-9-2 6681 Siskiyou Shasta Springs Comment
  HSC4834  Paxistima myrsinites J. O. Sawyer 1968-6-25 329 Siskiyou 1646 Comment
  RSA232380  Paxistima myrsinites Frederick W. Oettinger 1968-9-3 687 Siskiyou E-facing slope due W of Horse's Hole - a pond above Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UCSB25631  Paxistima myrsinites Favero, R. 1968-5-15 Siskiyou Old Highway 99, 6 miles south of Weed, Cascade Mountains; at base of Black Butte 1188 Comment
  CHSC95133  Pectiantia pentandra L. P. Janeway 2006-7-2 8746 Siskiyou Klamath Ranges. Salmon Mountains; un-named creek at the sharp bend in the Music Creek Trailhead Road, 0.6 km south of Music Creek. North-facing slope above the creek. 1762 Comment
  UC796536  Pectocarya penicillata Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11785 Siskiyou outskirts Etna Comment
  JEPS68221  Pectocarya pusilla Geo. D. Butler 1910-4-21 1215 Siskiyou Oro Fino Comment
  UC609315  Pedicularis bracteosa var. flavida Eleanor Burks Hart 1938-8-25 928 Siskiyou Upper Wright Lake 2225 Comment
  UC922339  Pedicularis bracteosa var. flavida Annie M. Alexander and Louise Kellogg 1949-7-19 5810 Siskiyou Paradise Lake; Marble Mountains 1920 Comment
  UC1190282  Pedicularis contorta Ira L. Wiggins 1955-7-27 13517 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  LA209462  Pedicularis densiflora Joseph Andorfer Ewan; 1939-6-30 13558 Siskiyou Mount Shasta, Long the MacBride Springs Road Comment
  UC1239015  Pedicularis racemosa Freed W. Hoffman 1951-7-15 4053 Siskiyou w side of Kelsey Creek (Hammond Camp); North Coast Ranges, Marble Mountains 1524 Comment
  JEPS11898  Pedicularis racemosa Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-12 4783 Siskiyou at summit of road between Takilma and Happy Camp (exactly at boundary of Siskiyou and Klamath National Forests) 1554 Comment
  HSC67793  Pedicularis semibarbata J. O. Sawyer, J. Cole 1980-7-20 3746 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  CAS-BOT-BC67678  Pellaea brachyptera Lincoln Constance; Reed C. Rollins 1942-5-14 2933 Siskiyou Klamath - Siskiyou Region - Shasta River 6 miles north of Yreka. 762 Comment
  UC705511  Pellaea brachyptera Marion Ownbey and D. H. Brown 1941-6-22 2424 Siskiyou nw of Yreka (w of Craggy Mt) Comment
  UCR208056  Pellaea brachyptera L. C. Wheeler 1934-8-30 3227 Siskiyou Siskiyou Mountains, Trapper Creek 1372 Comment
  SBBG22539  Penstemon anguineus C. B. Hardham 1961-6-30 7999 Siskiyou near Mud Spring Comment
  SEINET5326467 Image available Penstemon anguineus G. Butler 1910-7-12 1761 Siskiyou Shackleford Creek 1219 Comment
  CHSC69094  Penstemon cinicola Vernon Oswald; Lowell Ahart 1997-7-28 8786 Siskiyou Southwest of Medicine Lake on road 43N54 at a meadow 0.6 mi southeast of Paynes Springs. 1920 Comment
  SEINET3160250  Penstemon confertus G. D. Butler 1909-6-22 934 Siskiyou Gooseness Mts. Comment
  CAS-BOT-BC265368  Penstemon davidsonii var. davidsonii Elmer I. Applegate 1923-8-18 3853 Siskiyou W base of Redshale Mountain, Medicine Lake region 2133 Comment
  CAS-BOT-BC265371  Penstemon davidsonii var. davidsonii Elmer I. Applegate 1923-8-18 3858 Siskiyou Crest of Redshale Mountain, Medicine Lake region 2438 Comment
  HSC67773  Penstemon deustus J. O. Sawyer, J. Cole 1980-7-20 3792 Siskiyou E side of Grouse Hill 2134 Comment
  HSC76743  Penstemon deustus K. T. Stillman 1976-7-15 265 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  UC614856  Penstemon deustus var. deustus Beryl O. Schreiber 1932-7-18 446 Siskiyou road nw of Weed Comment
  JEPS26524  Penstemon deustus var. suffrutescens Lauramay T. Dempster 1961-7-2 1862 Siskiyou s.w. Etna (ridge w. of Salmon Mt. Summit) 1828 Comment
  NY605088  Penstemon deustus var. suffrutescens R. C. F. Bacigalupi 1956-6-9 5695 Siskiyou Along U.S. Highway No. 99, southern limits of Shasta Valley, 1.5 miles northwest of Weed. 975.4 Comment
  UC1483538  Penstemon gracilentus J. Sawyer and J. Cole 1980-7-19 3675 Siskiyou near F.S. Road 45N05 in center of section; Klamath National Forest, Medicine Lake Quad. 2017 Comment
  UC479134  Penstemon gracilentus Marcus E. Jones, A. M. 1931-7-17 28827 Siskiyou Session's Shasta City (Session's) [= Sissons] (Shasta City) Comment
  UC690306  Penstemon gracilentus Elmer I. Applegate 1923-8-18 3856 Siskiyou w slope of Redshale Mountains , w slope of Redshale Mountain (Medicine Lake region) 2133 Comment
  NY600709  Penstemon gracilentus F. M. Ownbey 1940-7-3 2195 Siskiyou Near timber line on east side of Mt. Shasta Comment
  NY601602  Penstemon heterodoxus var. shastensis W. L. Jepson 1940-7-1 20077 Siskiyou Fowlers Camp, McCloud River, 6 miles east of McCloud 975.4 Comment
  SEINET10432477  Penstemon humilis var. humilis Karl A. Vincent 1987-6-28 4441 Siskiyou Cascade Range, Mt. Shasta; between Mt. Shasta and the Whaleback, along Andesite - Military Pass Rd. ca 4.6 mi SE of jct. US 97 located 14.4 mi NE of Jct. US 97 and I-5 Business loop in Weed 1554 Comment
  SD98974  Penstemon laetus var. sagittatus Darley F. Howe 1977-7-5 5000 Siskiyou 15 mi. SE of Granada 1219 Comment
  NY604568  Penstemon laetus var. sagittatus N. H. Holmgren 1980-7-1 9448 Siskiyou U.S. Highway 97, 8.7 km (5.4 miles) northeast of Weed. 1100 Comment
  NY605199  Penstemon neotericus T. W. Nelson 1980-7-5 5977 Siskiyou Shoeinhorse Mountain Quad.; Fowler's Campground. 1005.8 Comment
  CHSC26183  Penstemon newberryi J. P. Kroessing 1977-8-5 54 Siskiyou Ca 13 km e on Everitt Memorial Hwy, ca 12 km ssw of Mt Shasta Peak. 1660 Comment
  RSA211463  Penstemon newberryi William J. Ferlatte 1966-7-7 194 Siskiyou Caribou Basin. Trinity Alps. 1982 Comment
  SBBG28994  Penstemon newberryi A. E. Culbertson 1943-7-10 67 Siskiyou Castle Lake, 14 mi SW of Mt Shasta, on N side of a 6600' eastern spur of Trinity Mtns Comment
  JEPS15385  Penstemon newberryi var. berryi Douglas Barbe 1955-7-9 150 Siskiyou Kangaroo Lake, S side Scott Mountains 1828 Comment
  UC144614  Penstemon newberryi var. newberryi A. A. Heller 1905-6-16 8048 Siskiyou near Sisson; near Sisson Comment
  UC27481  Penstemon newberryi var. newberryi C. B. Bradley 1879-1 Siskiyou Comment
  UC696739  Penstemon newberryi var. newberryi David D. Keck 1927-8-16 304 Siskiyou 4 mi E of Mt. Shasta City (Sisson) (W flank of Mt. Shasta); Sierra Nevada 1609 Comment
  UCSB24889  Penstemon newberryi var. newberryi Keefe, Joseph 1967-7-11 Siskiyou Near summit of hill by Little Castle Lake, south of Castle Lake, 10 miles southwest of town of Mt. Shasta 2011 Comment
  RSA724922  Penstemon parvulus L. P. Janeway 2006-7-4 8793 Siskiyou Scott Mountains; Opening on spur ridge 1.9 km west-southwest of Scott Mountain Summit. 1838 Comment
  HSC77278  Penstemon parvulus L. P. Janeway 1983-8-13 531 Siskiyou S side and above S Fork Indian Creek 1463 Comment
  RSA407902  Penstemon parvulus M. B. Dunkle 1944-7-18 9123 Siskiyou Siskiyou National Forest Comment
  NY638946  Penstemon procerus var. brachyanthus I. L. Wiggins 1955-7-27 13526 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042.2 Comment
  UC1408761  Penstemon procerus var. brachyanthus Frederick W. Oettinger 1968-8-18 570 Siskiyou w end Hancock Lake Salmon Mts., Marble Mountain Wilderness Area (high lake basins in vicinity of English Peak, Marble Mountain Wilderness area, Salmon Mountains, western Siskiyou County) 1935 Comment
  HSC91097  Penstemon procerus var. formosus Jennifer Whipple 1976-6-30 1208 Siskiyou SE slope of Mount Eddy draining into the N fork of the Sacramento River 2256 Comment
  JEPS27132  Penstemon procerus var. formosus Harley P. Chandler June, 1901 1639 Siskiyou near Marble Mountain (North Coast Ranges); , near Marble Mountain 2133 Comment
  UC335599  Penstemon roezlii J. G. Lemmon Sept. 1879 Siskiyou Mt. Shasta Comment
  JEPS5716  Penstemon roezlii Dorothy Parker 1954-6-5 619 Siskiyou just e Scott Valley (Hartstrand Gulch); Siskiyou Mountains, , e of Scott Valley 855 Comment
  CAS-BOT-BC239414  Penstemon rupicola Lillian Mott 1976-7-4 36 LM76 Siskiyou Lily Pad Lake ca. 3 mi. west of Cook and Green Pass 2011 Comment
  CAS-BOT-BC239416  Penstemon rupicola Doris K. Kildale 1929-7-20 8577 Siskiyou East spur Preston Peak above Rockefeller Lake 1950 Comment
  SD46702  Penstemon rydbergii var. oreocharis E. K. Balls, L. W. Lenz 1956-6-18 21806 Siskiyou 1.3 mi. se. of Bartle (jct. with rd. to Lava Beds) State Hwy. 89, McCloud to Burney 1219 Comment
  RSA401885  Penstemon speciosus E. E. Stanford 1930-6-15 1591 Siskiyou Near Shasta City. 1098 Comment
  UC1602334  Penstemon speciosus H. M. Hall and E. B. Babcock June, 1903 4097 Siskiyou Mount Shasta Sierra Nevada Mountains, Mount Shasta 853 Comment
  SEINET13945007 Image available Perideridia leptocarpa L. Constance, T. I. Chuang 1967-1 3802 Siskiyou West-facing slope above Trinity River, 5 mi NW of Cecilville, alt. 2500 ft 762 Comment
  CAS-BOT-BC423346  Peritoma platycarpa Mrs. Brandegee No date on label s.n. Siskiyou Unspecified Comment
  CHSC32966  Persicaria amphibia J. P. Smith; Steve Selva 1970-7-16 4386 Siskiyou Along Klamath River 2 miles west of Seiad Creek. 518 Comment
  SEINET3924776  Persicaria hydropiper Louis C. Wheeler 1934-9-20 3287 Siskiyou Lumgrey Creek.; 0 671 Comment
  CAS-BOT-BC418940  Persicaria lapathifolia Alice Eastwood 1912-7-22 1312 Siskiyou Sisson Comment
  HSC101738  Petrorhagia dubia J. P. Smith, J. O. Sawyer 2010-5-2 12797 Siskiyou River access road, on the Salmon River. 164 Comment
  UC1051790  Phacelia L. R. Heckard 1952-6-18 307 Siskiyou about 0.5 mi w Panther Creek Guard Station (16 mi e of Montague on rd to Mt. Hebron) Comment
  HSC41799  Phacelia bolanderi Brent Whitely 1975-7-1 126 Siskiyou Klamath National Forest at Ti Creek 671 Comment
  JEPS75573  Phacelia cookei W. B. and V. G. Cooke 1965-7-12 35182 Siskiyou Bolam Road Mt. Shasta 1524 Comment
  POM65428  Phacelia corymbosa E. B. Copeland 1903-8-18 3831 Siskiyou Mt. Eddy. Comment
  UC1076047  Phacelia dalesiana Herbert L. Mason 1947-5-17 14773 Siskiyou Trinity-Siskiyou county line Scott Mountain divide Comment
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Jul 5 2017
  JEPS101159  Phacelia greenei Dean W. Taylor 1996-6-18 15704 Siskiyou Scott Mountains; bordering Shasta Valley, hillslopes about 4 miles south of Gazelle; Shasta-Trinity National Forests 1524 Comment
  JEPS79422  Phacelia greenei F. D. and C. L. Horn 1980-5-30 Siskiyou Old Quigley Ranch Etna (extreme sw corner of Sec. 26) Comment
  RSA94034  Phacelia greenei R. C. Barneby 1954-5-16 11530 Siskiyou 6 miles SW of Yreka 976 Comment
  JEPS28695  Phacelia hastata subsp. compacta Harley P. Chandler June 1901 1655 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  CHSC97391  Phacelia hastata subsp. hastata Jenny Marr 2006-6-18 227 Siskiyou Cascade Range High. Plants collected along Hwy. 97. 1524 Comment
  RSA105459  Phacelia hastata subsp. hastata G. D. Barbe 1955-7-1 70 Siskiyou 0.6 mile east of Etna in a rocky field on the south side of the road; Klamath Mountains. 854 Comment
  HSC68494  Phacelia heterophylla Maralyn A. Renner 1980-6-10 868 Siskiyou Ridge 1 mi. S of Greenhorn Rd. and 1 mi. E of Mill Creek. 1341 Comment
  CDA17143  Phacelia heterophylla subsp. virgata G. F. Hrusa 2001-6-6 15857 Siskiyou Siskiyou Mountains; Along Hwy 96 at Scott R. Bridge. 426 Comment
  UC61067  Phacelia heterophylla subsp. virgata W. A. Setchell, C. C. Dobie 1902-7-14 Siskiyou Sisson Mount Shasta Comment
  POM73741  Phacelia heterophylla subsp. virgata Geo. D. Butler 1910-5-22 1386 Siskiyou Yreka Creek. Comment
  SBBG30550  Phacelia linearis D. Myrick 1968-6-22 1993 Siskiyou Lava Beds Nat Monument 1371 Comment
  SBBG20780  Phacelia linearis A. I. Richardson 1961-6-8 15 Siskiyou Big Springs Rd NE of jct with Hwy 97 Comment
  CHSC70138  Phacelia mutabilis Jennifer Whipple 1976-7-8 1350 Siskiyou Mount Eddy, Klamath Mountains. Dry slopes and meadows southwest of Dobkins Lake along the drainage into the lake. 2225 Comment
  CHSC70140  Phacelia mutabilis Jennifer Whipple 1977-7-22 2030 Siskiyou Mount Eddy, Klamath Mountains. Near Dobkins Lake. 2133 Comment
  JEPS25853  Phacelia mutabilis Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7485 Siskiyou among rocks just below road summit of Cecilville-Callahan road (new at this time) (overlooking headwaters of S. Fk. of Scott River) 1880 Comment
  RSA238766  Phacelia mutabilis Frederick W. Oettinger 1967-8-13 258 Siskiyou Just below Tom Taylor Cabin Spring. The Salmon Mountains; the High Lakes Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  JEPS1095  Phacelia pringlei John G. Lemmon September, 1879 Siskiyou near Shasta Comment
  RSA120902  Phacelia pringlei Milo S. Baker 1957-6-16 13152 Siskiyou Trip to Scott Mt. after turn off near Callahan. Comment
  UC722212  Phacelia procera C. L. Hitchcock and J. S. Martin 1939-7-6 5248 Siskiyou summit of mts. Siskiyou Mts. (on Takilma-Happy Camp road) 1676 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
  CAS-BOT-BC265817  Phalaris arundinacea Calvin McMillan; Malcom A. Nobs 1949-6-17 802 Siskiyou Grass Lake, Highway 97 Comment
  UCD88499  Phalaris arundinacea Ken Baghott 1960-8-3 s.n. Siskiyou Tulelake area. Comment
  HSC36662  Philadelphus californicus Brent Whitely 1975-6-28 90 Siskiyou 915 Comment
  UC483998  Philadelphus lewisii Carl B. Wolf 1930-10-23 1759 Siskiyou along river 1 mi above Hamburg; Klamath River 243 Comment
  JEPS94385  Phleum alpinum Vernon Oswald and Lowell Ahart 1997-7-28 8788 Siskiyou on road 43N54 at a meadow 0.6 mi se of Paynes Springs (se of Medicine Lake) 1920 Comment
  UCD89313  Phleum alpinum Hursh 1919-9-11 X 3256 Siskiyou Grass Garden Herbarium. Comment
  HSC70731  Phleum pratense Ruby Van Deventer 1955-8-5 Siskiyou Forest Service Rd. 17N04 Comment
  RSA105397  Phleum pratense G. D. Barbe 1955-7-5 109 Siskiyou At Greenview city limit on Highway to Fort Jones; Klamath Mountains 884 Comment
  JEPS69924  Phlox adsurgens W. L. Jepson 1907-7-9 2861 Siskiyou near Putnam Peak; Klamath Range Comment
  RSA171513  Phlox adsurgens Lee W. Lenz 1961-6-22 24361 Siskiyou 15 miles N of Happy Camp, road to O'Brien Comment
  HSC30427  Phlox austromontana Frederick W. Oettinger 1969-7-10 964 Siskiyou Marble Mtn. Wilderness Area, S of Upper English Lake 1921 Comment
  CAS-BOT-BC383122  Phlox diffusa Andrew Townesmith; Karen M. Meyer 2007-7-30 868 Siskiyou Shasta-Trinity National Forest. At the upper end of county road A10, mile 13.8 (from beginning of road in Mount Shasta City, 12.7 miles from National Forest boundary sign). Highest vehicle accessible point on Mount Shasta 2399 Comment
  HSC68337  Phlox diffusa Maralyn A. Renner 1980-6-26 1231 Siskiyou SE edge of Flint Valley. 1390 Comment
  HSC69275  Phlox diffusa Maralyn A. Renner 1980-9-1 2681 Siskiyou Bear Mtn. 1936 Comment
  RSA78684  Phlox diffusa subsp. diffusa P. A. Munz 1952-7-2 17881 Siskiyou Road to Baldy Mt., northwest of Happy Camp, Siskiyou Mts. 1494 Comment
  UC1734049  Phlox gracilis Frank Gould, Kay H. Beach 1940-5-15 1249 Siskiyou Bald Mountain. Comment
  HSC76669  Phlox rigida K. T. Stillman 1976-7-22 287 Siskiyou Marble Mtn. Wilderness Area Comment
  HSC81763  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-7-20 6170 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  RSA259573  Phlox speciosa subsp. occidentalis J. P. Smith 1974-5-25 7502 Siskiyou Along road 8, 2.4 miles west of its junction with State Route 3. 976 Comment
  CAS-BOT-BC135025  Phoradendron bolleanum Alice Eastwood 1922-10-23 11559 Siskiyou Yreka Comment
  JEPS95661  Phoradendron densum Vernon H. Oswald and L. Ahart 1999-7-5 9814 Siskiyou Gazelle Mtn. on road 41N03 1.0 mi southeast of Gazelle-Callahan Hwy.: T41N R7W Sect. 3, 5100 ft, yellow pine forest, serpentine substrate. Parasitic on juniper (Juniperus occidentalis). 1554 Comment
  HSC30283  Phoradendron juniperinum William J. Ferlatte 1969-6-25 1183 Siskiyou Big Flat 1524 Comment
  JEPS26589  Phyllodoce empetriformis Peter Kamb 1949-8-25 1483 Siskiyou s slope of Mount Shasta above Horse Camp; Mount Shasta 2468 Comment
  UC1034568  Phyllodoce empetriformis Douglas Barbe 1955-7-25 286 Siskiyou n slope of Scott Mountain Scott Mountain 1981 Comment
  SEINET11998673  Phyllodoce empetriformis Unknown 1986-1 60401 Siskiyou Kangaroo Mountain, SW of Cook & Green Pass 1920 Comment
  SEINET7270862  Phyllodoce empetriformis G. D. Butler 1910-7-8 1686 Siskiyou Shackleford Creek 1829 Comment
  CAS-BOT-BC60778  Physaria occidentalis Lincoln Constance; Herbert L. Mason; J. F. Davidson; J. M. Tucker 1947-5-17 3199 Siskiyou Summit of northwest spur of Scott Mountain. 1828 Comment
  CAS-BOT-BC64870  Physaria occidentalis subsp. occidentalis R. C. Wenk 2005-7-15 219 Siskiyou Above South Fork Salmon River, along Yellow Rose Mine trail. Top of pass going N along ridge towards Preacher's Peak. 2130 Comment
  POM139827  Physocarpus capitatus E. B. Copeland 1903-6-9 3858 Siskiyou Mt. Eddy Comment
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Jan 23 2011
  CAS-BOT-BC73474  Picea breweriana John Thomas Howell 1939-8-2 14900 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  SJSU14645  Picea breweriana C. L. Schmidt 1981-8-13 Siskiyou Josephine Lake near Sawtooth Ridge, Trinity Alps 1950 Comment
  UCD134303  Picea breweriana Gordon Leppig; T. LaBanca 1998-7-11 921 Siskiyou Klamath National Forest, Duck Lakes Trail. 1158 Comment
  CAS-BOT-BC78156  Picea breweriana J. M. Tucker 1963-7-5 3698 Siskiyou Blake's Fork of South Russian Creek (a tributary of Salmon River), ca. 7 miles (airline) east of Sawyer's Bar 1615 Comment
  CAS-BOT-BC73437  Picea engelmannii Dorothy Parker 1962-9-19 s.n. Siskiyou Siskiyou Mountains - Horse Range Creek, Salmon Mountains. 1676 Comment
  POM299043  Pinus attenuata Marion Ownbey, Fred G. Meyer 1940-7-7 2219 Siskiyou Near summit of Cayenne Ridge, Marble Mountain. Comment
  NY34636  Pinus attenuata K. Morris 1973-5-25 276 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
  UC1980216  Pinus balfouriana Ron Mastrogiuseppe, Joy Mastrogiuseppe August 1975 s.n. Siskiyou SISKIYOU CO.: Klamath National Forest, Lake Mountain. Comment
  HSC31498  Pinus contorta var. murrayana Steve Selva, Roger Jensen 1974-8-16 20 Siskiyou N shore of Sugar Lake. Comment
  HSC31520  Pinus lambertiana Steve Selva, Roger Jensen 1974-8-26 58 Siskiyou Along Rd. 8 to Sugar Creek trail, 4 mi. from Hwy. 3 Comment
  CAS-BOT-BC78950  Pinus monticola Doris K. Kildale 1929-8-24 8840 Siskiyou Preston Peak 2225 Comment
  HSC69016  Pinus monticola Maralyn A. Renner 1980-7-24 2021 Siskiyou Lily Pad Lake 1768 Comment
  CAS-BOT-BC72864  Pinus ponderosa Doris K. Kildale 1927-11-20 4174 Siskiyou Klamath River at Hornbrook Comment
  UC375219  Piperia leptopetala Geo. D. Butler 1908-6-28 Siskiyou near Oro Fino Comment
  UC375221  Piperia leptopetala Geo. D. Butler 1910-6-17 1604 Siskiyou near Yreka Comment
  UC1190184  Piperia transversa Ira L. Wiggins 1955-7-24 13483 Siskiyou between upper reaches of China and Blind Horse Creeks 1234 Comment
  JEPS44108  Plagiobothrys hispidus W. B. and V. G. Cooke 1966-4-25 35175 Siskiyou Bolam Road Mt. Shasta 1524 Comment
  HSC46183  Plagiobothrys tenellus Jennifer Whipple 1977-4-30 1873 Siskiyou Scott Valley near Weston Gulch 854 Comment
  RSA47773  Plagiobothrys tenellus Roxana S. Ferris, Laura Lorraine 11891 Siskiyou 1 mile below summit of Gazelle Mt grade, W side Gazelle-Callahan Road. 1220 Comment
  JEPS117461  Plantago eriopoda Lowell Ahart, John Dittes 2010-7-30 16967 Siskiyou About 10 yards south of the Shasta River, about 40 yards west of the pipe crossing the Shasta River, about 300 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 716 Comment
  RSA518800  Plantago eriopoda L. R. Heckard 1972-5-31 2936 Siskiyou About 2 miles east of Gazelle on road to Weed. Comment
  CHSC91387  Plantago lanceolata Lowell Ahart; John Dittes 2005-6-10 12118 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
  HSC68345  Plantago lanceolata J. P. Smith 1973-5-5 6432 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC95707  Platanthera dilatata Juha Pykala, D. H. Norris 1987-6-26 2037 Siskiyou Marble Mtn. Wilderness Area, above Bear Lake 1951 Comment
  HSC27780  Platanthera dilatata var. leucostachys J. D. Ackerman, A. Montalvo 1973-7-21 106 Siskiyou Paines Springs, 2.8 mi. SE of Medicine Lake Comment
  UC61188  Platanthera leucostachys W. A. Setchell, C. C. Dobie 1902-7-17 Siskiyou Sisson Mount Shasta Comment
  RSA183692  Platanthera leucostachys Gilbert Muth 1965-8-4 168 Siskiyou Marble Mountains, Marble Valley 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
  HSC62289  Platanthera sparsiflora Ruby Van Deventer 1960-7-7 Siskiyou Youngs Valley Comment
  RSA211504  Platanthera sparsiflora William J. Ferlatte 1967-7-9 685 Siskiyou Kidd Creek Trail; Trinity Alps. 1890 Comment
  CAS-BOT-BC136654  Platanthera stricta Louis C. Wheeler 1934-8-10 3092 Siskiyou Field redacted by CAS, contact the data manager for more information 1371 Comment
  HSC21687  Plectritis macrocera R. C. Wunner 1965-6-6 57 Siskiyou California Lava Beds National Monument, Indian Well Campground 1433 Comment
  CAS-BOT-BC458195  Pleuricospora fimbriolata Wm. Bridge Cooke 1938-8-5 11460 Siskiyou Mount Shasta: Sisson Southern Trail 1828 Comment
  UC1025120  Poa Douglas Barbe 1955-8-5 362 Siskiyou at summit of trail from Big Flat to Caribou Lake (a point nw of Caribou Mt); Salmon Mts 2407 Comment
  JEPS80532  Poa bolanderi Gilbert Muth 1966-7-17 402 Siskiyou trail to Lookout Marble Mt Wilderness Area 1828 Comment
  RSA239047  Poa bolanderi Frederick W. Oettinger 1969-8-16 1395 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
  SEINET236450 Image available Poa bolanderi Louis C. Wheeler 1935-7-26 3708 Siskiyou Klamath National Forest ; Jaynes Canyon Siskiyou mts. 1951 Comment
  HSC33986  Poa bulbosa J. P. Smith 1974-5-25 7480 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  HSC65257  Poa bulbosa J. P. Smith 1973-5-5 6394 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  SEINET10817122  Poa compressa Paul M. Peterson, Jeffrey M. Saarela; Sears, Joe 2006-8-8 Peterson 19743 Siskiyou 6.5 mi SW of Etna on forest Service Rd IC-01 towards Etna Summit 1424 Comment
  UC196960  Poa compressa Geo. D. Butler 1908-7-1 485 Siskiyou near Yreka Comment
  RSA239030  Poa cusickii subsp. epilis Frederick W. Oettinger 1968-8-3 449 Siskiyou Slope between Upper English Lake and trail to English Peak and Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 2165 Comment
  UCD91799  Poa palustris W. Bill Jarvis 1963-8-1 s.n. Siskiyou near Macdoel. Ladino Clover Pasture. Comment
  UCD91980  Poa pratensis H. S. Yates 1936-6-20 5800 Siskiyou Siskiyou Summit. 1371 Comment
  CAS-BOT-BC256010  Poa pratensis Doris K. Kildale 1928-7-4 5513 Siskiyou Summit of divide between Sawyers Bar and Etna Comment
  UC196961  Poa pratensis subsp. pratensis Geo. D. Butler 1909-6-20 846 Siskiyou Yreka Comment
  CAS-BOT-BC247522  Poa pringlei Copeland 1903-10-7 3792 Siskiyou Mt. Eddy Comment
  HSC92155  Poa pringlei Jennifer Whipple 1977-7-20 1977 Siskiyou South face of Mt. Eddy. 2470 Comment
  UCD83705  Poa rhizomata Jesse Miller 2009-6-16 s. n. Siskiyou near Gottville. Vegetation plot for Susan Harrison project. Plot # KLGV-N. 810 Comment
  CDA32653  Poa sandbergii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2651 Siskiyou Schoolhouse Hill, summit of Gazelle/Callahan Road, 11.3 km east of Callahan. Comment
  CHSC91719  Poa secunda G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-4-28 2594 Siskiyou Cascade Ranges. 2.5 miles south of Grenada Station, on roadside and railroad right of way. Comment
  CAS-BOT-BC243227  Poa secunda subsp. secunda H. A. Thomas; J. H. Thomas 1954-7-24 4512 Siskiyou Salmon-Trinity Mountains, vicinity of Rush Lake and rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  CAS-BOT-BC243238  Poa secunda subsp. secunda John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53443 Siskiyou 7 miles E of Callahan on road to Gazelle 1173 Comment
  HSC39635  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer 1972-6-30 5644 Siskiyou Ridge W of Little Duck Lake. 2378 Comment
  HSC74868  Poa secunda subsp. secunda J. P. Smith, Jennifer Whipple 1978-7-2 9988 Siskiyou Trail from Cook and Green Pass to Copper Butte. 1768 Comment
  CAS-BOT-BC244322  Podagrostis humilis Beecher Crampton 1956-8-21 3860 Siskiyou Panther Meadow, S slope of Mount Shasta 2316 Comment
  HSC44955  Polemonium californicum J. O. Sawyer 1978-6-16 3218 Siskiyou Marble Mtn. Wilderness along trail to Elk Valley 1921 Comment
  UC922452  Polemonium californicum Annie M. Alexander and Louise Kellogg 1949-7-20 5819 Siskiyou Paradise Lake Marble Mountains, Paradise Lake 1920 Comment
  NY337051  Polemonium carneum E. L. Greene Siskiyou Yorka Comment
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Oct 30 2020
  CAS-BOT-BC231351  Polemonium pulcherrimum John Thomas Howell 1937-7-24 13377 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC231352  Polemonium pulcherrimum Douglas Barbe 1955-8-1 325 Siskiyou Klamath Mountains. Summit of Mt. Bolivar, Scott Mts. 2468 Comment
  HSC45817  Polemonium pulcherrimum J. P. Smith, J. O. Sawyer 1972-6-30 5643 Siskiyou Ridge W of Little Duck Lake. 2378 Comment
  SEINET4335521 Image available Polemonium pulcherrimum Marion Ownbey, Fred G. Meyer 1940-7-4 2186 Siskiyou Ridge above head of Brewer Creek, E side of Mt. Shasta Comment
  UCR64581  Polemonium pulcherrimum J. P. Smith, J. O. Sawyer 1972-6-30 5642 Siskiyou Ridge west of Little Duck Lake 2378 Comment
  RSA460150  Polygala cornuta var. cornuta Chadwick, Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  SEINET10885041  Polygala cornuta var. cornuta Karen M. Meyer, Andrew Townesmith 2007-7-31 Meyer 177 Siskiyou Shasta-Trinity National Forest. 6.2 on NF Rd. 17, off US Hwy. 97. 1350 Comment
  RSA516405  Polygonum amphibium var. emersum Geo. D. Butler 1908-7-16 193 Siskiyou Klamath Rim near Anderson's Ferry Comment
  RSA715950  Polygonum arenastrum L. Ahart 2005-6-10 12060 Siskiyou Near a poor dirt road 80 yards N of the pump house along the Shasta River, 1.9 miles air S of Hwy 99/97 Cutoff, 6 miles air E SE of Grenada. 777 Comment
  CAS-BOT-BC414313  Polygonum aviculare subsp. neglectum R. E. Frenkel 1963-7-15 226 Siskiyou On Everitt Memorial Highway near Mount Shasta, 4.7 miles north of McCloud River RR crossing 1545 Comment
  RSA120791  Polygonum bistortoides S. S. Tillett 1956-7-9 658 Siskiyou E side of Scott Mtn; Siskiyou Trinity County line; 8 miles SE of Callahan. 1890 Comment
  UC1408823  Polygonum bistortoides Frederick W. Oettinger 1968-8-8 446 Siskiyou slope dropping down to Upper English Lake (near trail Y to English Peak, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 2164 Comment
  CAS-BOT-BC95028  Polygonum davisiae R. C. Wenk 2005-7-19 325 Siskiyou Along Pacific Crest Trail, near top of pass below Mt. Eddy 2438 Comment
  JEPS82457  Polygonum davisiae Gilbert Muth 1966-7-14 392 Siskiyou flat above Marble Valley (Marble Gap trail); Marble Mt. Wilderness Area 1828 Comment
  CAS-BOT-BC414605  Polygonum douglasii Annetta Carter 1934-8-15 714 Siskiyou Summit of Happy Camp to Waldo (Oregon) road, Indian Creek Watershed, Klamath National Forest 1615 Comment
  UC402691  Polygonum douglasii subsp. douglasii Milo S. Baker 1898-8-1 506 Siskiyou on bluff sw Medicine Lake Comment
  UC375322  Polygonum douglasii subsp. spergulariiforme Geo. D. Butler 189 Siskiyou near Yreka Comment
  UC6697  Polygonum douglasii subsp. spergulariiforme C. B. Bradley 1879-1 Siskiyou Comment
  RSA237762  Polygonum kelloggii Frederick W. Oettinger 1967-8-7 1264 Siskiyou English Lake Meadows. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UCR66535  Polygonum minimum L. C. Wheeler 1934-8-13 3115 Siskiyou Johnson Dairy 1829 Comment
  RSA237800  Polygonum minimum Frederick W. Oettinger 1968-8-11 472 Siskiyou Open site NE side of creek bed, Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  JEPS19769  Polygonum persicaria Rimo Bacigalupi with S. Galen Smith 1957-6-27 5969 Siskiyou about 1 1/2 mi w Weed (along U.S. Hwy 99) 992 Comment
  JEPS50641  Polygonum phytolaccifolium W. L. Jepson 1937-7-30 18565 Siskiyou Poker Flat Siskiyou Mts. (headwaters Indian Creek) 1584 Comment
  HSC92955  Polygonum polygaloides subsp. kelloggii Jennifer Whipple 1976-7-9 1389 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CAS-BOT-BC420152  Polygonum ramosissimum subsp. ramosissimum Wm. Bridge Cooke 1940-8-2 15403 Siskiyou Mount Shasta. Along the road in Bear Springs meadow. Comment
  CAS-BOT-BC95032  Polygonum shastense R. C. Wenk 2008-7-24 912 Siskiyou SW side of Mount Shasta, Panther Meadow 2255 Comment
  SD53344  Polygonum shastense Darley F. Howe 1962-8-6 3409 Siskiyou Mt. Shasta 2438 Comment
  CAS-BOT-BC421067  Polygonum spergulariiforme A. A. Heller 1916-7-20 12477 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1371 Comment
  HSC17500  Polygonum spergulariiforme Geo. D. Butler 1908-8-29 189 Siskiyou Comment
  POM212874  Polygonum spergulariiforme Louis C. Wheeler 1934-9-26 3303 Siskiyou Lumgrey Creek, Siskiyou Mts 1006 Comment
  RSA211296  Polygonum spergulariiforme William J. Ferlatte 1966-8-3 249 Siskiyou Trinity Alps: Big Flat, wooded area near public camp. 1524 Comment
  HSC10848  Polypogon monspeliensis R. C. Wunner 1965-9-1 502 Siskiyou Lava Beds National Monument. NW boundary at end of dike. By shore of Tule Lake. Comment
  SBBG28173  Polystichum californicum L. C. Wheeler 1934-8-16 3172 Siskiyou 2 mi E of White Mtn 1920 Comment
  UCD69129  Polystichum imbricans D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-14 s.n. Siskiyou Cecilville-Yoakumville. Cecilville Road. Klamath National Forest. Perennial plant communities on rocky slopes. 670 Comment
  CAS-BOT-BC76727  Polystichum imbricans subsp. imbricans Doris K. Kildale 1929-7-20 8726 Siskiyou Raspberry Lake, upper Indian Creek 1828 Comment
  CAS-BOT-BC76741  Polystichum imbricans subsp. imbricans Alice Eastwood 1912-7-23 1336 Siskiyou Cantara Comment
  CAS-BOT-BC76775  Polystichum imbricans subsp. imbricans A. A. Heller 1905-6-17 8061 Siskiyou Near Sisson Comment
  HSC44934  Polystichum lemmonii J. O. Sawyer 1978-6-17 3234 Siskiyou Marble Mtn. Wilderness Area, slopes E of Gem Lake 2073 Comment
  UC909350  Polystichum lemmonii Ira L. Wiggins 1950-5-28 12378 Siskiyou ridge just above Grouse Lake (headwaters of Grouse Creek) 1828 Comment
  RSA85033  Polystichum lemmonii P. A. Munz 1934-8-14 3137 Siskiyou North side of White mountains 1768 Comment
  HSC1147  Polystichum lonchitis Dorothy Parker 1949-7-10 336 Siskiyou Above Paradise Lake, Salmon Mtn. 1982 Comment
  HSC26110  Polystichum lonchitis J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5681 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  JEPS109823  Polystichum lonchitis Dean W. Taylor 2005-7-12 19386 Siskiyou Dry Creek Peak, cirque on north side of the peak (ca. 12 air miles NE of summit of Mt. Shasta) 1950 Comment
  UC1408837  Polystichum lonchitis Frederick W. Oettinger 1968-9-2 661 Siskiyou sw of Upper English Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1874 Comment
  UC1408838  Polystichum lonchitis Frederick W. Oettinger 1968-8-6 421 Siskiyou w slope on se corner of Hancock Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1950 Comment
  CAS-BOT-BC72500  Polystichum scopulinum W. R. Maxon 1939-7-26 13744 Siskiyou above Panther Creek Meadows 2743 Comment
  CAS-BOT-BC72515  Polystichum scopulinum Louis C. Wheeler 1934-8-6 3059 Siskiyou Rock Gulch off Jaynes Canyon 1828 Comment
  JEPS83822  Polystichum scopulinum Wayne Roderick July 1976 Siskiyou vicinity of Cook and Green Pass (near Lily Pad Lake); Siskiyou Mts. 1828 Comment
  HSC79132  Polystichum scopulinum C. J. Thomas 1983-10-1 97 Siskiyou Box Camp Mtn. Ridge in Marble Mtn. Wilderness, 0.5 mi. from trail 2098 Comment
  CAS-BOT-BC102963  Populus trichocarpa Alice Eastwood 1917-9-2 6687 Siskiyou Shasta Springs Comment
  CDA42312  Porterella carnosula T. C. Fuller 1960-6-3 s.n. Siskiyou Edge of Toad Lake, ca. 7 miles northeast of Bartle. 0 Comment
  CAS-BOT-BC267172  Potamogeton foliosus A. A. Heller 1925-7-28 13908 Siskiyou In Abrams Lake near the town of Mount Shasta 1066 Comment
  RSA68955  Potamogeton gramineus A. E. Culbertson 1943-7-21 3 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000 backwall; 14 mi. S.W. of Mt. Shasta on N. side of a 6600 eastern spur of Trinity Mts. 2000 above Sacramento R. within 10 mi. of its headwaters to the west. 1657 Comment
  HSC61505  Potamogeton nodosus Ruby Van Deventer 9 Aug [year missing] Siskiyou Kelley Lake and Kelley Lake Trail Comment
  CDA16694  Potamogeton pectinatus G. F. Hrusa, M. Hooper 2001-7-1 15871 Siskiyou Klamath R.,ca. 1.5 mi. E of Ft. Goff Campground at Sluice Box river access. 350 Comment
  RSA768773  Potamogeton pusillus subsp. tenuissimus Lowell Ahart, John Dittes 2010-7-30 16963 Siskiyou Edge of the Shasta River, about 50-100 yards from the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 air miles southwest of Big Springs Lake, 4.6 air miles northwest of Dwinnel Dam, 5.7 air miles southeast of Grenada. 717 Comment
  RSA238841  Potamogeton pusillus subsp. tenuissimus Frederick W. Oettinger 1969-8-22 1494 Siskiyou Mucky bottom of Horses Hole. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  JEPS117618  Potamogeton pusillus var. tenuissimus Lowell Ahart, John Dittes 2010-7-30 16963 Siskiyou In the Shasta River, about 30 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
  UC375272  Potentilla flabellifolia Geo. D. Butler 1908-8-8 357 Siskiyou Marble Valley Comment
  UC574866  Potentilla flabellifolia John Thomas Howell 1937-7-24 13398 Siskiyou Caribou Basin Salmon-Trinity Alps 1981 Comment
  HSC128  Potentilla gracilis var. fastigiata William J. Ferlatte 1966-8-18 423 Siskiyou Willow Creek Trail. 1707 Comment
  CAS-BOT-BC540553  Potentilla gracilis var. fastigiata Geo. D. Butler 1910-5-28 1419 Siskiyou Shasta Valley Comment
  SEINET13710170  Potentilla gracilis var. fastigiata Lowell William Ahart, Lowell William Ahart 1998-1 9351 Siskiyou NE of Weed and S of Macdoel along Old State Hwy W of Bray (T44N, R1W, sec 20, SE 1/4) 4650 Ft. 1417 Comment
  RSA716051  Potentilla millefolia L. Ahart 2005-6-10 12095 Siskiyou 30 yards E of the Shasta River, near the south fence, 100 yards S of the pump house along the Shasta River, about 1.9 air miles S of highway 99/97 cutoff, about 6 air miles ESE of Grenada. 777 Comment
  CHSC88109  Potentilla millefolia var. klamathensis Jenny Marr 1993-7-1 119 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CHSC86637  Poteridium annuum Jenny Marr 1993-7-1 20 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS124565 Image available Prunella vulgaris subsp. lanceolata Rechen 1964-7-8 88 Siskiyou 5.5 miles north of Dead Horse Summit. Comment
  CAS-BOT-BC158202  Prunus emarginata A. A. Heller 1905-6-1 7929 Siskiyou Between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC158218  Prunus emarginata Roxana S. Ferris; Laura Lorraine 1948-6-12 11776 Siskiyou About 5.5 miles from Etna on forks of Salmon Road Comment
  HSC58847  Prunus emarginata Marvin Butler 1971-7-7 45 Siskiyou Near El Capitan, close to the town of Cave Junction 1464 Comment
  UC144435  Prunus emarginata A. A. Heller 1905-6-1 7929 Siskiyou between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC151239  Prunus virginiana var. demissa John Thomas Howell 1937-7-21 13164 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CDA26212  Prunus virginiana var. melanocarpa T. Gallion 1959-5-12 2363 Siskiyou North of Dunsmuir. 0 Comment
  SBBG21935  Pseudognaphalium thermale D. Myrick 1964-7-25 972 Siskiyou Panther Meadows below Ski Bowl Lodge, Mt Shasta 2346 Comment
  POM206523  Pseudoroegneria spicata subsp. spicata E. B. Copeland 1903-7-4 3542 Siskiyou Klamathon Comment
  UC204803  Pseudoroegneria spicata subsp. spicata Geo. D. Butler 1910-7-3 1626 Siskiyou Goosenest Foothills 1219 Comment
  RSA789820  Pseudostellaria jamesiana Rebecca Wenk 2005-7-16 257 Siskiyou Trinity Alps, South Fork of the Salmon River. South end of Big Flat Meadow. 1494 Comment
  CAS-BOT-BC80167  Pseudotsuga menziesii W. R. Dudley 1899-8-9 s.n. Siskiyou Top of Black Butte Comment
  UC401304  Pseudotsuga menziesii var. menziesii Geo. D. Butler 1909-4-25 1096 Siskiyou Quartz Valley Comment
  HSC68442  Pteridium aquilinum var. pubescens Maralyn A. Renner 1980-7-4 1387 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow Comment
  HSC30610  Pterospora andromedea Frederick W. Oettinger 1969-8-21 1482 Siskiyou Marble Mountain Wilderness Area. Trail from Abbott's Lake to Cold Springs. 1524 Comment
  CAS-BOT-BC460546  Pterospora andromedea Wm. Bridge Cooke 1939-7-28 13793 Siskiyou Mount Shasta: Along the Sisson Southern Trail 1676 Comment
  RSA240082  Pterospora andromedea Frederick W. Oettinger 1969-8-21 1482 Siskiyou Near where trail to Cold Springs heads out of English Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1524 Comment
  JEPS44605  Purshia tridentata var. tridentata W. L. Jepson 1940-6-23 20013 Siskiyou n of Mt. Shasta (Andesite Station) 975 Comment
  POM88105  Purshia tridentata var. tridentata Geo. D. Butler 1910-4-16 1184 Siskiyou Shasta River. Comment
  HSC27238  Pycnanthemum californicum J. P. Smith, J. O. Sawyer 1971-9-18 4814 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  HSC26566  Pyrola aphylla J. P. Smith, J. O. Sawyer 1972-8-20 5757 Siskiyou Slope of Mt. Hoffman 2134 Comment
  CAS-BOT-BC460870  Pyrola aphylla Alice Eastwood 1921-7-26 10860 Siskiyou Soda Creek Comment
  RSA0080538  Pyrola crypta Frederick W. Oettinger 1966-8-7 48 Siskiyou The Salmon Mountains. The High Lake Basins in the vicinity of English peak. Marble Mountain Wilderness Area. Comment
  UCD13255  Pyrola dentata K. F. Mawdsley 1996-7-9 7 Siskiyou California, Siskiyou County, Russian Wilderness in Klamath National Forest. From Eaton-Duck Lakes Trailhead. T40N, R9W, southwest 1/4 of Section 18, Eaton Peak 7.5' topo. Elev. 5800. Comment
  CAS-BOT-BC462798  Pyrola dentata Geo. D. Butler 1910-6-17 1574 Siskiyou Humbug Mountain 1219 Comment
  RSA467923  Pyrola dentata M. B. Dunkle 1944-7-17 9118 Siskiyou Deer Creek. Comment
  SEINET11977316  Pyrola dentata M. Ownbey, Meyer, F. G. 1940-1 2225 Siskiyou near summit of Siskiyou Mountains, 17 mi N of Happy Camp Comment
  RSA0084305  Pyrola picta Diana D. Jolles, Erik M. Beaston 2011-7-3 440 Siskiyou Shasta-Trinity National Forest (Shasta Unit). Area is about 5 miles south-southeast of Bartle. On 39N06 road between Highway 89 and Pacific Crest Trail, just past Bartle Gap. 1478 Comment
  RSA0083257  Pyrola picta R. F. Thorne 1969-8-2 63334 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  CAS-BOT-BC362385  Pyrrocoma racemosa var. racemosa John Thomas Howell 1939-7-31 14858 Siskiyou North side of Scott Mts. on road to Callaghan [Callahan] Comment
  UCD40475  Quercus chrysolepis Rodney Gale Myatt 1971-9-22 1220 -5 Siskiyou Next to Klamath River, past Horse Creek. 500 Comment
  UCD82870  Quercus chrysolepis Rodney Gale Myatt 1971-9-22 1192 -9 Siskiyou Along Salmon River, southeast of Somes Bar, and northeast of Hoopa Reservation. 335 Comment
  UCD82871  Quercus chrysolepis Rodney Gale Myatt 1971-9-22 1192 -13 Siskiyou Along Salmon River, southeast of Somes Bar, and northeast of Hoopa Reservation. 335 Comment
  CAS-BOT-BC94666  Quercus garryana Marion Ownbey; Fred G. Meyer 1940-7-8 2229 Siskiyou Summit of Siskiyou Mountains, 21 miles N of Happy Camp. Comment
  RSA639547  Quercus garryana var. breweri Louis C. Wheeler 1952-9-17 6941 Siskiyou [No location information on label.] Comment
  RSA639548  Quercus garryana var. breweri Louis C. Wheeler 1952-9-17 6940 Siskiyou [No location information on label.] Comment
  RSA47633  Quercus garryana var. garryana Roxana S. Ferris, Laura Lorraine 1948-6-12 11846 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle. 1500 Comment
  CAS-BOT-BC105474  Quercus kelloggii Roxana S. Ferris; Laura Lorraine 1948-6-12 11961 Siskiyou 2.6 miles below summit of Gazelle Mountain Grade, E side 1417 Comment
  CAS-BOT-BC104359  Quercus sadleriana C. L. Hitchcock; J. S. Martin 1939-7-6 5221 Siskiyou on Takilma - Happy Camp Road 1676 Comment
  CDA22027  Quercus sadleriana D. G. Kelch 2007-7-25 7 .499 Siskiyou Indian Creek Rd., just S of Greyback Summit. Comment
  JEPS8479  Quercus sadleriana Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-16 3454 Siskiyou about 1.5 mi se and below saddle at summit of Takilma-Happy Camp road Comment
  SFV895  Quercus sadleriana S. L. Holloway 1963-10-12 77 Siskiyou Marble Mountain Wilderness Area. Junction of Red Rock Valley Trail and Canyon Creek Trail. 1341 Comment
  UC1135782  Quercus sadleriana R. C. Bacigalupi 1935-10-21 2369 Siskiyou summit of road between Waldo and Happy Camp (near Del Norte-Siskiyou County line); Siskiyou National Forest, Seiad Quad. 1676 Comment
  UCD47247  Quercus sadleriana R. G. Schultz 1965-10-1 2 ,3,5 Siskiyou Red Rock Valley, Siskiyou County, California. 1584 Comment
  UCD47259  Quercus sadleriana John M. Tucker 1972-8-8 4247 A Siskiyou (Q. garryana Hook. var. breweri (Engelm.) Jepson). California, Siskiyou Co.; Marble Mountains, trail from Whiskey Camp to Elk Peak, ca. 2.5 mi. west-southwest of Marble Valley Guard Station (extreme southeast corner of Section 20, R.11W., T.42N. 1828 Comment
  UCSB3289  Quercus sadleriana Breedlove, Dennis 1962-6-10 Siskiyou Southwest slope of Little Greyback Mountain along Indian Creek Road from O'Brien to Happy Camp, 20.7 miles northwest of Happy Camp; Siskiyou Mountains 1554 Comment
  CAS-BOT-BC104480  Quercus vacciniifolia W. R. Dudley 1893-6-20 s.n. Siskiyou Castle Lake Trail near Mt. Shasta Comment
  CAS-BOT-BC104615  Quercus vacciniifolia L. E. Smith 1913-7-1 450 Siskiyou Rainbow Comment
  HSC19223  Quercus vacciniifolia J. O. Sawyer 1968-6-18 247 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  HSC99609  Quercus vacciniifolia G. L. Clifton, Griswold 1979-6-28 6136 Siskiyou Near Upper Devils Peak 1738 Comment
  UC1409455  Quercus vacciniifolia Frederick W. Oettinger 1968-8-13 507 Siskiyou ne side Hancock Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1935 Comment
  UC142567  Quercus vacciniifolia Dr. E. B. Copeland 1903-8-17 3930 Siskiyou Mt. Eddy 1432 Comment
  UC338543  Quercus vacciniifolia unknown 1888-8-24 Siskiyou near Castle Lake (near Sisson's) Comment
  CAS-BOT-BC328128  Raillardella pringlei W. R. Dudley 1905-8-4 s.n. Siskiyou Foot of Mount Eddy Comment
  JEPS55058  Ranunculus aquatilis var. capillaceus W. L. Jepson 1894-1 Siskiyou Edgewood to Sissons (near Stage road) Comment
  CAS-BOT-BC379130  Ranunculus aquatilis var. diffusus Laura M. Lathrop 1903-7-20 s.n. Siskiyou Shasta Retreat Comment
  CDA24299  Ranunculus aquatilis var. subrigidus J. R. Grisham 1960-6-28 Siskiyou Abrams Lake, Mt. Shasta. 0 Comment
  CHSC86638  Ranunculus californicus Jenny Marr 1993-7-1 21 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UCSB24113  Ranunculus eschscholtzii Favero, R. 1968-3-24 Siskiyou 7 mi. east on Klamath River Rd. (Hwy. 96), 2 mi. up Lumgrey Creek Rd. 609 Comment
  JEPS60681  Ranunculus glaberrimus Milo S. Baker 1933-4-10 7350 Siskiyou Pacific Hwy 2 mi s Yreka; Pine Grove Auto Camp Comment
  UC166128  Ranunculus occidentalis Geo. D. Butler 1909-4-25 683 Siskiyou Quartz Valley Comment
  RSA47793  Ranunculus occidentalis var. ultramontanus Roxana S. Ferris, Laura Lorraine 1948-6-13 12 Siskiyou 2.6 miles below summit of Gazelle Mtn grade, E side. 1418 Comment
  RSA256708  Ranunculus orthorhynchus J. P. Smith, Thomas W. Nelson 1974-5-25 7471 Siskiyou Along road 8, 4.7 mi. west of its junction with State Route 3. 1159 Comment
  SEINET12100634  Ranunculus orthorhynchus Unknown 1936-1 13306 Siskiyou Hornbrook Comment
  CDA3489  Ranunculus testiculatus T. C. Fuller 1970-3-24 19359 Siskiyou Juvenile Hall, south of junction of Annie & State Streets, Yreka. 0 Comment
  UC1333320  Ranunculus uncinatus Dorothy Parker 1949-5-26 Siskiyou near Wildcat Creek; Salmon Mountains Range 1188 Comment
  UC618726  Rhamnus californica unknown 1938-8-5 11436 Siskiyou MacBride Springs Road Mount Shasta Comment
  HSC68218  Rhamnus ilicifolia J. P. Smith, Steve Selva 1970-6-14 3865 Siskiyou Comment
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  RSA0005516  Rhamnus obtusissima E. B. Copeland 1903-8-15 3833 Siskiyou Sisson 1098 Comment
  JEPS41973  Rhamnus rubra Willis L. Jepson 1894-1 13983 Siskiyou Upton, beyond Sisson Upper Sacramento Region Comment
  UC592954  Rhamnus rubra Carl B. Wolf 1930-10-22 Siskiyou 3 mi n Mt. Shasta City (on the Pacific Highway) 1219 Comment
  RSA697559  Rhododendron macrophyllum Leo Miller 1938-07 s.n. Siskiyou Siskiyou, Mountains. 915 Comment
  CAS-BOT-BC200401  Rhododendron occidentale var. paludosum Alice Eastwood 1912-7-23 1351 Siskiyou Cantara Comment
  CAS-BOT-BC92544  Ribes binominatum L. E. Smith 1913-5-27 68 Siskiyou Yreka. Comment
  HSC23460  Ribes binominatum J. O. Sawyer 1968-7-23 614 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  CAS-BOT-BC108771  Ribes cereum Alice Eastwood 1921-7-25 10821 Siskiyou Bigelows on McCloud River. Comment
  CAS-BOT-BC108772  Ribes cereum Alice Eastwood 1921-7-28 10896 Siskiyou Little Mount Hoffman. Comment
  UC1037214  Ribes cereum Leo Whitney 1934-6-17 1577 Siskiyou Canyon side Mount Shasta 2438 Comment
  UC1483444  Ribes cereum J. Sawyer and J. Cole 1980-7-22 3999 Siskiyou Little Horse Peak Klamath National Forest, Bray Quad. 1719 Comment
  UCD102130  Ribes cereum Jack Major 1961-7-14 635 Siskiyou Panther Creek, Mount Shasta. 1790 Comment
  UCD102136  Ribes cereum Wm. E. Moon 1958-5-29 s.n. Siskiyou along State Hwy 97, southwest of Hebron Summit. 1524 Comment
  HSC19373  Ribes lacustre J. O. Sawyer 1968-6-25 292 Siskiyou NE of N Horse Range Lake 2012 Comment
  HSC19429  Ribes lacustre J. O. Sawyer 1968-7-23 577 Siskiyou Near Big Flat Campground, Trinity Alps Primitive Area 1524 Comment
  HSC34131  Ribes lacustre J. O. Sawyer 1969-7-23 1177 Siskiyou Along Horse Range Creek 1555 Comment
  UC165924  Ribes lacustre Geo. D. Butler 1908-8-8 263 Siskiyou Marble Valley Comment
  UC1736426  Ribes lacustre Dean W. Taylor 1999-6-9 17228 Siskiyou Siskiyou Mountains, ca. 5 air miles WSW Hilt, very headwaters of South Fork Hungry Creek 1371 Comment
  RSA0021106  Ribes lacustre J. P. Smith 1974-5-25 7444 Siskiyou Near junction of Road 8 and French Creek Road. 1280 Comment
  JEPS49317  Ribes lobbii Annie M. Alexander and Louise Kellogg 1911-6-17 154 Siskiyou Jackson Lake 1798 Comment
  UC1167538  Ribes lobbii C. R. Quick 1936-8-18 Siskiyou near summit Siskiyou Mountains (margin of Poker Flat, on Happy Camp-Waldo road) Comment
  UC154065  Ribes lobbii Harley P. Chandler June, 1901 1557 Siskiyou near Marble Mountain; North Coast Ranges 1828 Comment
  RSA0021627  Ribes lobbii Geo. D. Butler 1909-5-31 793 Siskiyou Humbug Creek. Comment
  CAS-BOT-BC212485  Ribes marshallii John Thomas Howell 1939-8-2 14876 Siskiyou Spirit Lake, Marble Mts. Comment
  UC1167540  Ribes marshallii C. R. Quick 1936-8-18 Siskiyou n Happy Camp (margins of Poker Flat near summit of mountains); Siskiyou Mountains, Klamath National Forest Comment
  UC60939  Ribes nevadense Geo. B. Grant September, 1902 5227 Siskiyou Shasta Springs Mount Shasta 609 Comment
  RSA0022719  Ribes nevadense var. glaucescens Roxana S. Ferris, Laura Lorraine 1948-6-12 11802 Siskiyou At Mule Creek crossing on Scott Mountain Road south of Callahan. 1494 Comment
  HSC68479  Ribes roezlii var. cruentum Maralyn A. Renner 1980-6-8 815 Siskiyou Slopes N of Moffett Creek 945 Comment
  UC165382  Ribes roezlii var. cruentum Geo. D. Butler 1909-4-15 645 Siskiyou Humbug road Comment
  UC204030  Ribes roezlii var. cruentum H. E. Brown June 1-10 1897 309 Siskiyou near Sisson 1083 Comment
  HSC33961  Ribes sanguineum J. P. Smith 1974-5-25 7445 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  CAS-BOT-BC173903  Ribes velutinum Lyman Benson 1929-3-27 1074 Siskiyou Rocky ledges by the Pacific Highway on Klamath River Comment
  RSA0020884  Ribes velutinum Lyman Benson 1929-3-27 1074 Siskiyou Rocky ledges along Klamath River. Comment
  HSC42238  Ribes viscosissimum R. J. Mastrogiuseppe, J. D. Mastrogiuseppe 1974-9-2 160 Siskiyou Near Kidd Creek 1829 Comment
  HSC69302  Ribes viscosissimum Maralyn A. Renner 1980-7-24 1987 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  CAS-BOT-BC362934  Rigiopappus leptocladus Geo. D. Butler 1910-5-17 1354 Siskiyou Yreka Comment
  RSA29463  Rorippa columbiae J. William Thompson 1936-7-8 13148 Siskiyou Lava slopes of Lava Beds Nat l Monument. Comment
  CDA23021  Rorippa columbiae F. D. Horn, M. Coll. 1977-7-28 s.n. Siskiyou Wildlife Refuge, Tulelake. 0 Comment
  JEPS53851  Rorippa curvisiliqua Geo. D. Butler 1908-7-16 118 Siskiyou Butler's Ranch near Yreka, Butler's Ranch Comment
  UC1023841  Rorippa nasturtium-aquaticum Douglas Barbe 1955-6-29 30 Siskiyou 1 mi e Callahan (Klamath Mountains); , e of Callahan 975 Comment
  NY345434  Rosa brownii H. E. Brown 1897-6-11 349 Siskiyou North Side, Mt. Shasta 1524 Comment
  RSA105510  Rosa eglanteria G. D. Barbe 1953-6-27 3 Siskiyou 0.8 miles N of Callahan near Hjertagers' Mill. 976 Comment
  JEPS33851  Rosa gymnocarpa Gilbert Muth 1966-7-29 466 Siskiyou by waterfall Marble Mt. Wilderness Area, Marble Valley 1828 Comment
  POM140217  Rosa gymnocarpa E. B. Copeland 1904-08 s.n. Siskiyou Mt. Shasta Comment
  UC60952  Rosa gymnocarpa Geo. B. Grant Sept. 1902 5283 Siskiyou Dunsmuir Mount Shasta 609 Comment
  UC2046561  Rosa gymnocarpa William J. Ferlatte 1974-7-13 1512 a Siskiyou south side of South Fork of Salmon River between Big Flat and the falls Comment
  CAS-BOT-BC146796  Rosa gymnocarpa var. serpentina A. M. Vollmer; L. Beane 1951-6-2 54 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  CDA38670  Rosa multiflora Larry Livesay 2013-4-23 PDR# 470 P06027592 Siskiyou East of Montague; on the west side of Lichens Rd., 0.25 miles north of Ball Mountain Road. Comment
  SEINET10628435 Image available Rosa nutkana H. E. Brown 1897-6-11 Brown 349 Siskiyou Collected North side Mt. Shasta. 1524 Comment
  RSA237810  Rosa pisocarpa Frederick W. Oettinger 1969-8-16 1408 Siskiyou Old wiregrass meadow on English Lake Trail. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  CHSC91229  Rosa rubiginosa Lowell Ahart; John Dittes 2005-6-10 12065 Siskiyou Pasture east of a poor dirt road, about 90 yards northeast 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
  CAS-BOT-BC149739  Rosa woodsii subsp. ultramontana L. E. Smith 1915-9-1 s.n. Siskiyou Sisson Comment
  HSC26929  Rubus armeniacus J. P. Smith, J. O. Sawyer 1971-9-18 4835 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  CAS-BOT-BC147137  Rubus glaucifolius Ira L. Wiggins 1955-7-24 13494 Siskiyou Ridge betw. upper reaches of China & Blind Horse Creeks 1645 Comment
  UC375391  Rubus parviflorus Geo. D. Butler 1908-7-12 1043 Siskiyou Humbug Mountain Comment
  JEPS87796  Rudbeckia glaucescens Vernon H. Oswald and Lowell Ahart 1994-8-1 6418 Siskiyou 9 mi. s.w. of dam at Lake Siskiyou (Forest Rd. 26 paralleling S. Fork Sacramento R., 0.3 mi. e. of Forest Rd. 40N43) 1438 Comment
  UC850502  Rumex acetosella A. A. Heller 1915-8-24 12209 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  HSC64442  Rumex acetosella J. P. Smith, Steve Selva 1970-6-15 3980 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  JEPS124694 Image available Rumex acetosella P. L. Billings 1965-7-19 125 Siskiyou 7 mi North of McCloud. Meadow beside roadway on HWY 89. Comment
  OBI48772  Rumex acetosella G. R. Ballmer 1986-5-14 s.n. Siskiyou Dunsmuir Comment
  CAS-BOT-BC433497  Rumex fueginus Geo. D. Butler 1910-9-12 1877 Siskiyou Butte Valley 1280 Comment
  SEINET10733756  Rumex maritimus Andrew Townesmith, Karen M. Meyer 2007-8-3 Townesmith 897 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along Forest Service road 46N50, 4.4 miles NW of intersection with state route 96. Collected on uphill side of road (just above House Creek Botanical Area). T46N R11W S12. 593 Comment
  RSA611388  Sagina apetala L. C. Wheeler 1934-6-2 2606 Siskiyou Klamath River at Cherry Flat; Siskiyou Mts. 518 Comment
  UC1409264  Salix eastwoodiae Frederick W. Oettinger 1968-9-3 690 Siskiyou near Horse's Hole Horse Range Lake Basin; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1828 Comment
  POM106927  Salix exigua Geo. D. Butler 1908-6-25 150 Siskiyou Near Yreka. Comment
  POM106928  Salix exigua Geo. D. Butler 1910-5-20 1369 Siskiyou Near Yreka. Comment
  RSA105506  Salix exigua G. D. Barbe 1955-6-28 7 Siskiyou 0.8 mile N of Callahan near Hjertagers' Mill. 976 Comment
  SBBG58916  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1931-6-22 477 Siskiyou Pit River, at Gibson flag station, 125 km N of Red Bluff 450 Comment
  HSC75712  Salix lasiandra J. P. Smith, J. O. Sawyer 1972-5-28 Siskiyou 5 mi. S of Etna on Hwy. 3 915 Comment
  SEINET12003262  Salix lasiandra H. P. Bracelin 1931-1 474 Siskiyou N base of Mt.Eddy, 13 km NW of Shasta City, 1.3 km E of Burney Mill 1110 Comment
  UC1196581  Salix lasiandra subsp. lasiandra Joseph P. Tracy 1935-8-1 14407 Siskiyou on ridge between Salmon <River> and New River (at extreme head of W. Fork Knownothing Creek); W. Fork Knownothing Creek 1889 Comment
  CAS-BOT-BC125473  Salix lasiandra var. lasiandra W. R. Dudley 1907-8-26 s.n. Siskiyou Salmon Mountains Comment
  UC481900  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 409 Siskiyou about 16 km nw Shasta City (ne side of mt., edge of stream above Metcalf ranch house); Mount Eddy 1425 Comment
  UC576387  Salix lasiolepis Mrs. H. P. Bracelin 1935-9-3 860 Siskiyou 11 mi. n.w. from Mt. Shasta City (ca. 2 mi. e. of Burney Mill, n. base Mt. Eddy, flat beside creek at second bridge); n. base Mt. Eddy 1127 Comment
  CAS-BOT-BC124543  Salix lasiolepis var. lasiolepis Isabelle C. Kimber 1934-6-9 17 Siskiyou Steelbridge Camp, Sacramento River just above confluence with Ney Creek 731 Comment
  SEINET10682432  Salix lemmonii Karen M. Meyer, Andrew Townesmith 2007-8-2 Meyer 188 Siskiyou Klamath National Forest, 13.3 m on Forest Service Rd. 70, off US Hwy. 97 toward Oregon. 1956 Comment
  UC482243  Salix lemmonii Mrs. H. P. Bracelin 1931-6-19 421 Siskiyou ca. 16 km. n.w. of Shasta City (n.e. side Mt. Eddy, edge of stream above Metcalf ranch house); Mt. Eddy 1425 Comment
  UC576376  Salix ligulifolia Mrs. H. P. Bracelin 1936-5-12 846 Siskiyou 11 mi. n.w. from Shasta City (ca. 2 mi. e. of Burney Mill, n. base Mt.Eddy, beside creek at bridge); Mt. Eddy 1127 Comment
  CAS-BOT-BC125683  Salix melanopsis L. E. Smith 1914-7-6 751 Siskiyou Cantara Comment
  CAS-BOT-BC129040  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 444 Siskiyou North base of Mount Eddy, about 1 km. up from Metcalf ranch house, about 17 km. northwest of Shasta City 1170 Comment
  HSC61952  Salix scouleriana Ruby Van Deventer 1961-6-14 Siskiyou Poker Flat 1524 Comment
  SD878  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou East side of Mount Eddy, about 17 km northwest of Shasta City, above stream in Wagon Creek Canyon, about 1 km up from Metcalf Ranch House 1170 Comment
  UC163996  Salvia dorrii var. dorrii Geo. D. Butler 1908-7-16 178 Siskiyou near Yreka (Klamath River bluffs); Klamath River Comment
  UC456098  Salvia sonomensis I. J. Condit 1911-7-22 Siskiyou Sisson, on Shasta trail Comment
  UC618882  Salvia sonomensis unknown 1938-6-17 11027 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  RSA105379  Sambucus caerulea G. D. Barbe 1955-7-5 96 Siskiyou 5.7 miles south of Etna on French Creek Road 884 Comment
  SEINET8057832  Sambucus nigra G. D. Butler 1910-5-29 1425 Siskiyou Near Yreka. Comment
  CAS-BOT-BC238879  Sambucus nigra subsp. caerulea Geo. D. Butler 1910-5-29 1425 Siskiyou Near Yreka Comment
  CAS-BOT-BC238894  Sambucus nigra subsp. caerulea Geo. B. Grant 1902-9-15 5243 Siskiyou Shasta Springs Comment
  HSC22467  Sambucus racemosa var. racemosa J. O. Sawyer 1969-7-18 1369 Siskiyou Above S Russian Creek. 2012 Comment
  UC164236  Sanguisorba annua Geo. D. Butler 1900-6-3 1468 Siskiyou Quartz Valley Comment
  UC165254  Sanicula graveolens Geo. D. Butler 1910-7-13 1778 Siskiyou Shackleford Creek 1219 Comment
  UC1733686  Sanicula graveolens Kay H. Beach, Frank Gould 1940-5-16 635 B Siskiyou in mixed coniferous forest. Summit of Bald Mountain grade about 11 miles west of Mt. Hebron. Comment
  RSA237666  Sanicula graveolens Frederick W. Oettinger 1969-7-9 941 Siskiyou NW of upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1784 Comment
  OBI8760  Sanicula tuberosa Tracey Call, Viola Call 1964-6-26 2296 Siskiyou Scott Mt. campground. 1676 Comment
  SBBG21922  Saponaria officinalis D. Myrick 1964-7-25 974 Siskiyou near Shasta Royal Inn, Dunsmuir 762 Comment
  HSC26924  Saponaria officinalis J. P. Smith, J. O. Sawyer 1971-9-18 4846 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  HSC34487  Sarcodes sanguinea A. Montalvo, J. D. Ackerman 1974-8-17 426 Siskiyou W slope of Preston Peak, W Siskiyou Mtns. 1524 Comment
  POM211804  Saussurea americana L. C. Wheeler 1934-8-14 3146 Siskiyou South side of White Mtn, Siskiyou Mountains 1738 Comment
  RSA211110  Saxifraga nidifica William J. Ferlatte 1966-6-22 73 Siskiyou Josephine Lake basin; Trinity Alps. 1677 Comment
  JEPS47488  Saxifraga odontoloma Geo. D. Butler 1908-8-8 222 Siskiyou Marble Valley Camp 1676 Comment
  CAS-BOT-BC445872  Saxifragopsis fragarioides John Thomas Howell 1939-8-3 14990 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  UC1190129  Saxifragopsis fragarioides Ira L. Wiggins 1955-7-27 13552 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  UC722724  Saxifragopsis fragarioides C. L. Hitchcock, J. S. Martin 1939-7-9 5316 a Siskiyou between King's Castle and Black Mountain 1828 Comment
  SEINET10628252 Image available Saxifragopsis fragarioides Cyrus G. Pringle 1882-9-5 Pringle 14509 Siskiyou Cliffs overhanging Castle Lake. 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
  HSC77408  Scirpus congdonii L. P. Janeway 1983-9-11 674 Siskiyou Poker Flat 1524 Comment
  HSC89803  Scirpus congdonii D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  UC1152064  Scirpus congdonii Joseph P. Tracy 1950-7-19 19203 Siskiyou in swamp about 5 mi se Elk Valley (Flint Valley); se of Elk Valley, Flint Valley 1432 Comment
  HSC69090  Scirpus microcarpus Maralyn A. Renner 1980-8-4 2211 Siskiyou Flint Valley 1390 Comment
  HSC10893  Scribneria bolanderi L. C. Wheeler 1935-5-18 3500 Siskiyou Yreka Creek 854 Comment
  UC1282010  Scutellaria antirrhinoides Louise Kellogg Aug 5 1953-Aug 7 1953 106 Siskiyou 1 mi n of Cory Peak (11 mi e of Callahan on road to Gazelle, then s 5.8 mi on logging road, Cabin Meadow); Scott Mountains, Klamath National Forest, Cabin Meadow 1844 Comment
  POM20571  Scutellaria nana F. W. Peirson 1923-7-19 3826 Siskiyou Bray Comment
  RSA120941  Scutellaria nana Milo S. Baker 1957-6-15 13105 Siskiyou Just south of Weed. Comment
  HSC10230  Secale cereale D. M. Thomson 1965-7-17 151 Siskiyou Lava Beds National Monument, N boundary Comment
  CAS-BOT-BC64661  Sedum kiersteadiae Laura M. Lathrop 1903-7-25 s.n. Siskiyou Mt. Bradley Comment
  UCR278356  Sedum kiersteadiae Peter F. Zika 2013-6-28 26289 Siskiyou Klamath Range, Route 26, 0.6 air km west-northwest of Gumboot Lake 1960 Comment
  CAS-BOT-BC61451  Sedum lanceolatum Miss D. Tebbe 1929-6-7 130 Siskiyou Crater Lake, Mount Eddy Comment
  JEPS105134  Sedum laxum subsp. flavidum Dean W. Taylor 1996-7-12 15794 Siskiyou Salmon Mountains; Patterson Creek drainage (about 5 air miles west of Etna); Klamath National Forest 1371 Comment
  JEPS105142  Sedum laxum subsp. flavidum Dean W. Taylor 1993-7-30 13991 Siskiyou Bolan Lake Road (Forest Road 4812) about 2 miles east of Indian Creek Road (Forest Road 40S07); Klamath National Forest 1584 Comment
  UC165976  Sedum obtusatum subsp. boreale Geo. D. Butler 1908-8-9 139 Siskiyou summit above Cold Spring Woolly Creek; summit above Cold Spring Woolly Creek 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
  HSC19537  Sedum obtusatum subsp. retusum J. O. Sawyer 1969-7-24 1501 Siskiyou Steep slopes of Sugar Creek drainage 1890 Comment
  HSC19545  Sedum obtusatum subsp. retusum J. O. Sawyer 1969-7-9 1237 Siskiyou Steep hillside above S Sugar Lake 2134 Comment
  RSA297042  Sedum oregonense John F. Emmel 1974-7-19 514 Siskiyou Limestone ridge 0.2 air mile N of Lily Pad Lake. Siskiyou Mountains. 1829 Comment
  UC371152  Selaginella wallacei G. D. Butler 1909-7-20 874 Siskiyou Highland Mine Comment
  SEINET196520  Senecio aronicoides R. Tofarud, J. M. Tucker 1948-8-2 1763 Siskiyou Panther Meadows south slode on Mt. Shasta 2408 Comment
  UCD135520  Senecio aronicoides Wm. E. Moon 1958-5-29 s.n. Siskiyou Hebron summit, State Highway 97. 1584 Comment
  RSA14499  Senecio canus Elmer I. Applegate 1923-8-18 3868 Siskiyou Top of Redshale Mountain, east of Medicine Lake. 2439 Comment
  HSC91207  Senecio fremontii Jennifer Whipple 1976-7-25 1581 Siskiyou N slopes of Mt. Eddy; on ridge crest above Deadfall Lakes 2622 Comment
  UC904780  Senecio fremontii var. occidentalis W. Bridge Cooke 1949-8-22 25559 Siskiyou Summit Trail Mount Lassen Volcanic National Park 2895 Comment
  HSC90546  Senecio integerrimus var. exaltatus Jennifer Whipple 1976-6-19 1067 Siskiyou N-facing slopes in the Eddy Creek drainage 2195 Comment
  CAS-BOT-BC364041  Senecio integerrimus var. major Doris K. Kildale 1928-7-2 5382 Siskiyou Salmon Summit via Horn Creek trail Comment
  UC53947  Senecio integerrimus var. major Harley P. Chandler Jun 1901 1606 Siskiyou near Marble Mountain; North Coast Ranges 1981 Comment
  SEINET10726584  Senecio scorzonella Karen M. Meyer, Andrew Townesmith 2007-7-31 Meyer 178 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy. 97. 1607 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
  UC1483546  Senecio triangularis Maralyn A. Renner 1980-8-21 2569 Siskiyou Kidd Creek Coffee Creek Quad., , Kidd Creek (Klamath National Forest) 2042 Comment
  HSC61997  Senecio triangularis Ruby Van Deventer 1938-7-29 Siskiyou Poker Flat 1585 Comment
  HSC76958  Senecio triangularis K. T. Stillman 1976-9-9 472 Siskiyou Marble Mtn. Wilderness Area, N, NE and E side of Black Mtn. Comment
  CAS-BOT-BC240272  Setaria viridis Geo. D. Butler 1910-7-29 1796 Siskiyou Yreka Comment
  UC1409367  Sibbaldia procumbens Frederick W. Oettinger 1968-8-23 607 Siskiyou ridges near Diamond Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 2072 Comment
  HSC61977  Sibbaldia procumbens Al Hobart 6 Aug [year missing] Siskiyou Preston Pk. 1982 Comment
  UC642536  Sidalcea oregana subsp. spicata W. Bridge Cooke 1939-7-7 13589 Siskiyou established at Bear Springs Mount Shasta, Bear Springs Comment
  CDA24093  Silene antirrhina Vernon H. Oswald & Lowell Ahart 1998-6-11 9180 Siskiyou Shasta National Forest plantation on the west side of Hwy. 97 2.2 miles northeast of Lake Shastina-Big Springs Rd., northeast of Weed. Comment
  CAS-BOT-BC181195  Silene campanulata subsp. glandulosa Geo. D. Butler 1909-7-15 962 Siskiyou Highland Mine Comment
  HSC29623  Silene campanulata subsp. glandulosa Frederick W. Oettinger 1968-8-16 543 Siskiyou Marble Mtn. Wilderness Area, N of Red Hill near outlet of Hancock Lake 1997 Comment
  HSC99733  Silene campanulata subsp. greenei G. L. Clifton, Grisswold 1979-6-28 6111 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  HSC19523  Silene douglasii J. O. Sawyer 1969-7-2 1032 Siskiyou NE facing slope near summit above Lipstick Lake 2226 Comment
  CHSC69076  Silene douglasii var. douglasii Vernon Oswald; Lowell Ahart 1997-7-28 8779 Siskiyou Forest Route 56 (42N56) 3.7 mi east of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave. 1755 Comment
  CAS-BOT-BC388958  Silene grayi John Thomas Howell 1939-8-8 15168 Siskiyou Black Mt., Marble Mts. Comment
  UC60937  Silene grayi Geo. B. Grant September 1902 5094 Siskiyou Horse Camp , Horse Camp (Mount Shasta) 2438 Comment
  CAS-BOT-BC388967  Silene grayi M. A. Showers 1981-8-8 2107 mas Siskiyou Basin between Shastina and Mt. Shasta at head of Cascade Gulch 2804 Comment
  RSA145075  Silene grayi P. A. Munz 1960-8-22 24188 Siskiyou Panther Meadows, Mount Shasta. 2530 Comment
  CAS-BOT-BC389420  Silene lemmonii W. B. Cooke; V. G. Cooke 1972-7-6 45462 Siskiyou Mud Creek Dam Road, Mt. Shasta Comment
  CAS-BOT-BC389433  Silene lemmonii Alice Eastwood 1912-8-30 s.n. Siskiyou Mount Eddy Comment
  HSC19440  Silene lemmonii J. O. Sawyer 1969-6-12 902 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  HSC19441  Silene lemmonii J. O. Sawyer 1969-6-11 831 Siskiyou Lower slope near C.C.C. road on the N fork of Horse Range Creek 1357 Comment
  UC618596  Silene lemmonii W. B. Cooke 1938-7-1 11126 Siskiyou near Bear Springs (Mount Shasta); , near Bear Springs 1524 Comment
  UC165987  Silene menziesii Geo. D. Butler 1910-6-1 1445 Siskiyou Yreka Creek Comment
  CAS-BOT-BC389526  Silene menziesii Milo S. Baker 1926-8-2 163 -'26 Siskiyou Trinity Alps Resort - at sawmill Comment
  SEINET3155778  Silene menziesii G. D. Butler 1910-6-1 1445 Siskiyou locality illegible Comment
  SEINET11572877  Sisymbrium altissimum E. K. Balls 1950-5-17 14723 Siskiyou Lava Beds National Monument, New Lava Flow, along road from Schochin Butte to Captain Jacks Stronghold. 1463 Comment
  CHSC91388  Sisyrinchium bellum Lowell Ahart; John Dittes 2005-6-10 12102 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south 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
  UC1076036  Smilax californica Herbert L. Mason 1947-5-15 14756 Siskiyou nw Edgewood Comment
  POM126716  Solanum Milo S. Baker 1898-08 496 Siskiyou Medicine Lake Mtns at Devil's Gate. Comment
  JEPS93958  Solanum dulcamara Vernon H. Oswald and Lowell Ahart 1998-9-16 9637 Siskiyou 5.3 mi e of Highway 97 (Highway 161 adjacent to marsh at the Lower Klamath National Wildlife Refuge); Lower Klamath National Wildlife Refuge 1243 Comment
  RSA715956  Solanum dulcamara L. Ahart, John Dittes 2005-6-10 12078 Siskiyou On the N side of the Shasta River, about 60 yards NW of the pump house along the Shasta River, about 1.9 miles (air) south of Hwy 99/97 Cutoff, about 6 miles (air) ESE of Grenada. 777 Comment
  UC1560414  Solanum umbelliferum E. Joyal and D. Mehlman 1988-6-25 1272 Siskiyou Happy Camp-Takilma road at turn off to Bolan Lake 1524 Comment
  RSA12584  Solidago californica C. B. Wolf 1934-7-6 6002 Siskiyou 4.7 miles from Mt. Shasta City on road to Wagon Camp. Southwest slope of Mt. Shasta. 1220 Comment
  CAS-BOT-BC365569  Solidago elongata H. A. Thomas; J. H. Thomas 1954-7-25 4534 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  RSA597967  Sorbus californica Louis C. Wheeler 1963-8-31 8319 Siskiyou Siskiyou Mountains. Devil's Punch Bowl. 1479 Comment
  HSC68012  Spergularia rubra J. P. Smith, Steve Selva 1970-6-16 4015 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek 1159 Comment
  UC1034575  Spiraea densiflora Douglas Barbe 1955-7-26 270 Siskiyou nw slope Scott Mtn.; Klamath Mountains 1828 Comment
  RSA105492  Spiraea densiflora var. splendens G. D. Barbe 1955-7-26 270 Siskiyou On northwest slope of Scott Mtn. near a dry ditch. 1829 Comment
  HSC18955  Spiraea douglasii J. O. Sawyer 1969-8-4 1917 Siskiyou South Sugar Creek 2043 Comment
  HSC29386  Spiraea douglasii Frederick W. Oettinger, R. F. Thorne 1969-8-5 1213 Siskiyou Marble Mtn. Wilderness Area, Young's Cabin on English Lake trail towards Abbotts 1463 Comment
  RSA237603  Spiraea douglasii Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1213 Siskiyou Young's Cabin on English Lake trail towards Abbotts. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1463 Comment
  SCFS182  Spiraea douglasii P. Billings 1965-7-13 124 Siskiyou Death Horse Creek Canyon Rd, at intersection of Hwy 89 1494 Comment
  UC195237  Spiraea douglasii Annie M. Alexander and Louise Kellogg 1911-7-29 301 Siskiyou Rush Creek 1950 Comment
  UC212917  Spiraea douglasii Geo. L. Fisher 1920-6-29 56 Siskiyou Mt. Shasta 1066 Comment
  UC375390  Spiraea douglasii Geo. D. Butler 1908-8-2 284 Siskiyou Log Lake; Shackleford Creek Comment
  UC466728  Spiraea douglasii H. W. Furlong Sep 1901 Siskiyou Summit to Ager (No. California and So. Oregon) Comment
  UC555303  Spiraea douglasii Dorothy Tebbe 1929-7-1 Siskiyou Mt. Eddy; at Tern Dell Comment
  CAS-BOT-BC152559  Spiraea splendens John Thomas Howell 1937-7-29 13671 Siskiyou North side of Scott Mt. Comment
  HSC97382  Spiranthes romanzoffiana A. Montalvo, J. D. Ackerman 1974-8-16 420 Siskiyou Clear Creek Trail, 0.5 mi. S of Cracker Meadows, Youngs Valley near Preston Peak, Siskiyou Mtns. 1220 Comment
  JEPS63047  Stachys ajugoides var. rigida Geo. D. Butler 1908-7-7 173 Siskiyou Butler's Ranch Yreka Comment
  UC1483439  Stachys ajugoides var. rigida John Palmer 1980-8-15 962 Siskiyou ne Seiad Low Gap (on spur of F.S. Rd. 46N50); Klamath National Forest, Seiad Valley Quad. 1097 Comment
  HSC27628  Stachys pycnantha Carl W. Mize 1972-8-17 102 Siskiyou Above Gates Creek 488 Comment
  JEPS9638 Image available Staphylea bolanderi L. E. Smith 1912-1 Siskiyou Dunsmuir Comment
  CAS-BOT-BC175332  Stellaria borealis subsp. sitchana Wm. Bridge Cooke 1939-7-7 13623 Siskiyou At Wagon Camp Comment
  HSC19087  Stellaria crispa J. O. Sawyer 1969-8-5 1766 Siskiyou W of Little Duck Lake 2073 Comment
  CAS-BOT-BC181446  Stellaria littoralis Volney Rattan 1879-1-1 s.n. Siskiyou Unspecified Comment
  UC8681  Stellaria longipes var. longipes C. B. Bradley 1879-1 Siskiyou Comment
  RSA377576  Stenanthium occidentale M. B. Dunkle 1945-07 9223 Siskiyou Klamath National Forest; Marble Mts. Comment
  RSA237476  Stephanomeria lactucina Frederick W. Oettinger, R. F. Thorne 1969-8-5 1195 Siskiyou Dry trail on way to Abbotts. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1677 Comment
  CAS-BOT-BC375665  Stephanomeria paniculata Alice Eastwood 1912-9-4 2096 Siskiyou Sisson Comment
  UC1540142  Stephanomeria tenuifolia Dean Wm. Taylor, Glenn L. Clifton, and R. Doug Stone 1987-8-7 9256 Siskiyou Caldwell Butte Lava Beds National Monument 1499 Comment
  CAS-BOT-BC375940  Stephanomeria virgata Carl B. Wolf 1927-8-26 1040 Siskiyou On the Klamath River, 4 mi. north of Gottville Comment
  HSC30534  Stipa occidentalis var. californica Frederick W. Oettinger, R. F. Thorne 1969-8-4 1156 Siskiyou Salmon Mountains, above Halfway Spring on trail from English Lake to Diamond Lake 1829 Comment
  SEINET10603975  Stipa thurberiana Louis C. Wheeler 1935-5-7 Wheeler 3470 Siskiyou Precipitous rocky s slope Klamath River at Ash Creek, Siskiyou Mts., S 14, T 46 N, R 7 W, Mt. Diablo Mer. 610 Comment
  CAS-BOT-BC61128  Streptanthus barbatus Alice Eastwood 1912-7-23 1329 Siskiyou Cantara. Comment
  CAS-BOT-BC61132  Streptanthus barbatus W. R. Dudley 1905-8-4 s.n. Siskiyou Trail to Mount Eddy. Comment
  CAS-BOT-BC87846  Streptanthus tortuosus John Thomas Howell 1937-7-24 13385 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC76965  Streptanthus tortuosus K. T. Stillman 1976-9-10 505 Siskiyou Marble Mtn. Wilderness Area, trail from Marble Gap to Elk Valley 2104 Comment
  LA51459  Streptanthus tortuosus Reed C. Rollins; 1938-8-21 11555 Siskiyou Mount Shasta, around Horse Camp 2438 Comment
  SEINET3149309  Streptanthus tortuosus L. S. Rose 1937-7-3 37386 Siskiyou Black Butte, N of Mt. Shasta City 1006 Comment
  UC648312  Streptanthus tortuosus John Thomas Howell 1939-8-2 14891 Siskiyou Spirit Lake Marble Mts. 1828 Comment
  UCD116312  Streptanthus tortuosus Robert E. Preston 1984-7-26 496 Siskiyou Mt. Shasta Ski Bowl. 2316 Comment
  SBBG30518  Streptanthus tortuosus var. pallidus D. Myrick 1968-6-27 2044 Siskiyou trail to Lake Josephine above Carter's Ranch 5 mi S of Big Flat 1828 Comment
  CAS-BOT-BC516430  Streptopus amplexifolius Doris K. Kildale 1928-7-4 5479 Siskiyou 3 miles west of summit of divide between Sawyers Bar and Etna Comment
  UCD78031  Streptopus amplexifolius var. americanus Robert E. Preston 2001-8-26 1755 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake. 1767 Comment
  JEPS74529  Suksdorfia ranunculifolia W. J. Ferlatte 1966-6-22 70 Siskiyou Josephine Lake basin; Trinity Alps, Josephine Lake basin 1676 Comment
  JEPS46346  Swertia radiata Geo. D. Butler 1908-8-4 417 Siskiyou Head of Shackelford Creek 1676 Comment
  CAS-BOT-BC245847  Symphoricarpos W. R. Dudley 1901-8-24 s.n. Siskiyou Salmon Mountains Comment
  CAS-BOT-BC269622  Symphoricarpos albus var. laevigatus G. P. Rixford No date on label s.n. Siskiyou Hilt Comment
  RSA273340  Symphoricarpos albus var. laevigatus J. P. Smith, J. O. Sawyer 1972-9-13 5778 Siskiyou 1.2 mile W of Cook & Green Pass on road to Lily Pad Lake. Comment
  HSC61152  Symphoricarpos mollis T. Jimerson, J. Pageau 1979-6-15 562 Siskiyou Near Bark Shanty Camp, close to the town of Orleans. 1067 Comment
  UC165280  Symphyotrichum bracteolatum Geo. D. Butler 1910-8-13 1828 Siskiyou Oro Fino Comment
  UC60979  Symphyotrichum bracteolatum Geo. B. Grant 1902-9-1 5157 Siskiyou Mount Shasta Comment
  CAS-BOT-BC97872  Symphyotrichum eatonii Geo. D. Butler 1910-8-13 1828 Siskiyou Oro Fino Comment
  CAS-BOT-BC97875  Symphyotrichum eatonii 1902-9-11 5157 Siskiyou Sisson Comment
  CAS-BOT-BC98943  Symphyotrichum foliaceum var. parryi Annie M. Alexander; Louise Kellogg 1948-9-9 5617 Siskiyou Siskiyou Mountains - meadow at teh start of a 2-mile trail to Taylor Lake from Cook & White Mine 1584 Comment
  UC60977  Symphyotrichum frondosum Geo. B. Grant Sep 1902 5235 Siskiyou Shasta Springs Comment
  HSC78313  Symphyotrichum hendersonii L. P. Janeway 1983-8-6 488 Siskiyou Poker Flat, upper part of lower portion of meadow 1524 Comment
  CAS-BOT-BC98430  Symphyotrichum spathulatum A. A. Heller 1940-7-24 15760 Siskiyou Along the outlet of Castle Lake at the lake. Comment
  UC562937  Symphyotrichum spathulatum Elmer I. Applegate 1923-8-19 3896 Siskiyou Medicine Lake, margin of lake Comment
  CAS-BOT-BC98920  Symphyotrichum spathulatum var. intermedium L. R. Abrams 1927-9-11 12137 Siskiyou Shasta Valley, Yreka to Gazelle Comment
  HSC26764  Symphyotrichum spathulatum var. spathulatum J. P. Smith, J. O. Sawyer 1971-9-18 4842 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  OBI55546  Symphyotrichum spathulatum var. spathulatum David J. Keil, Kathleen Keil 1992-7-24 23570 Siskiyou E of McCloud along hwy 89, 7.7 mi W of Shasta County line Comment
  UC163894  Tanacetum vulgare Geo. D. Butler 1910-8-13 1826 Siskiyou Oro Fino Comment
  RSA120813  Taxus brevifolia G. D. Barbe 1955-7-9 158 Siskiyou S side of Kangaroo Lake, Scott Mtns. 1829 Comment
  SBBG25354  Taxus brevifolia J. M. Tucker 1963-7-5 3706 Siskiyou lower Blake's Fork of S Russian Crk (a tributary of Salmon River), ca. 7 mi (airline) E of Sawyer's Bar, Salmon Mtns 1524 Comment
  UC1408874  Taxus brevifolia Frederick W. Oettinger 1968-8-13 504 Siskiyou on open dry site of decomposed granite rock near outlet on ne side Hancock Lake Salmon Mountains, Marble Mountains Wilderness Area, Mt. Chap 1935 Comment
  UC8  Taxus brevifolia W. H. Brewer 1862-9-9 1366 Siskiyou near Mt. Shasta; Upper Sacramento Valley Comment
  UC902021  Taxus brevifolia Joseph P. Tracy 1949-9-14 18553 Siskiyou 6 mi ne Cecilville; Shadow Creek 914 Comment
  UCD135162  Taxus brevifolia J. M. Tucker 1963-7-5 3706 Siskiyou Lower Blake's Fork of South Russian Creek (a tributary of Salmon River), ca. 7 miles (airline) east of Sawyer's Bar, Salmon Mountains. 1524 Comment
  UCSB22756  Tellima grandiflora Keefe, Joseph 1967-7-10 Siskiyou Indian Creek Road, 22.2 miles north of Happy Camp 1402 Comment
  CAS-BOT-BC332877  Tetradymia canescens Elmer I. Applegate 1935-8-3 10003 Siskiyou Lyons Road, north boundary of Lava Beds National Monument Comment
  CAS-BOT-BC392305  Thalictrum fendleri D. M. Traugh 1933-8-7 15 Siskiyou Klamath National Forest. Marble Valley 1828 Comment
  UC903489  Thelypodium brachycarpum Dorothy Parker 1948-6-11 Siskiyou Yreka Comment
  CAS-BOT-BC88114  Thelypodium laciniatum L. E. Smith 1914-4-25 643 Siskiyou Yreka. Comment
  UC1481738  Thelypteris nevadensis unknown Oct 1941 Siskiyou e fork of Horse Creek 762 Comment
  UC1222603  Thermopsis macrophylla var. macrophylla Joseph P. Tracy 1950-7-20 19213 Siskiyou on road to Prospect Hill 5 mi se Flint Valley Comment
  CHSC85707  Thermopsis robusta G. F. Hrusa 1998-7-5 14700 Siskiyou Siskiyou Mountains. Cedar Camp Rd. +/- 5 mi. E of Weitchpec on Hwy 96. N side of Hwy. Mile 8.8. 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
  JEPS82689  Thlaspi montanum var. montanum Steve Edwards 1984-6-7 Siskiyou South China Mtn. 2286 Comment
  UCR101152  Tiarella trifoliata var. unifoliata L. C. Wheeler 1959-7-25 7602 Siskiyou Marble Mtns, Camp Three, Rogers Creek Comment
  POM169142  Tofieldia glutinosa subsp. occidentalis E. B. Copeland 1903-9-7 3864 Siskiyou Mt. Eddy 2439 Comment
  RSA237924  Tofieldia glutinosa subsp. occidentalis Frederick W. Oettinger 1967-8-21 311 Siskiyou Northwest of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1878 Comment
  UC1408896  Tolmiea diplomenziesii F. W. Oettinger 1969-8-9 1320 Siskiyou between Fivemile Stockgate and Abbott's Upper Cabin (main North Fork trail, w Siskiyou County); Salmon Mountains 1356 Comment
  UCD18942  Triantha occidentalis A. H. Murphy 1955-7-27 55 D Siskiyou Klamath National Forest, Marble Mountains, Cold Springs Meadow. 1676 Comment
  CAS-BOT-BC519559  Triantha occidentalis subsp. occidentalis Dr. E. B. Copeland 1903-9-7 375 Siskiyou Mt. Eddy 2438 Comment
  CAS-BOT-BC519574  Triantha occidentalis subsp. occidentalis A. A. Heller 1920-7-30 13488 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  HSC96432  Triantha occidentalis subsp. occidentalis Tony LaBanca, Leonel Arguello, Gordon Leppig 1997-6-27 487 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  UC1187356  Trichostema simulatum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6870 Siskiyou 3 mi below(N) of Scott Mountain road summit (on road to Callahan) 1219 Comment
  UCSC008680  Trifolium cyathiferum Randall Morgan 2003-7-12 3012 Siskiyou Cleghorn Meadow, circa 13 road miles north of Highway 96 on Oak Knoll Ranger Station Road, +/- east of Klamath River Village Comment
  POM229944  Trifolium dubium Louis C. Wheeler 1935-6-27 3617 Siskiyou Greenview, Scott Valley. 884 Comment
  UC375413  Trifolium eriocephalum var. eriocephalum Geo. D. Butler 1909-6-13 978 Siskiyou Moffit Creek Comment
  JEPS80509  Trifolium howellii Gilbert Muth 1966-7-24 445 Siskiyou Marble Mtn Wilderness area Marble Valley 1792 Comment
  JEPS98770  Trifolium howellii Dean W. Taylor 1996-6-19 15712 Siskiyou Lime Gulch; bordering Shasta Valley (about 15 miles south of Yreka) 1188 Comment
  RSA261447  Trifolium howellii J. M. Tucker, D. V. Hemphill 1974-7-27 4299 Siskiyou Near Haypress Creek, Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  UC1152151  Trifolium howellii Joseph P. Tracy 1950-7-20 19210 Siskiyou Flint Valley 1402 Comment
  UC1299169  Trifolium howellii Freed W. Hoffman 1951-7-15 4039 Siskiyou w side Kelsey Creek (Hammond Camp); North Coast Ranges, Marble Mtns Comment
  HSC44939  Trifolium longipes J. O. Sawyer 1978-6-20 3265 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  HSC67704  Trifolium longipes John Palmer 1980-7-24 604 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  UCD111258  Trifolium longipes A. H. Murphy 1956-8-16 56 K Siskiyou Big Marshy Meadows. 1981 Comment
  SBBG22140  Trifolium longipes C. B. Hardham 1961-6-30 8126 Siskiyou White Mtn, near springs 1828 Comment
  UCD111257  Trifolium longipes AHM 1953-7-29 KNF 15 Siskiyou Trinity county line. Steavale Canyon. 1524 Comment
  UC1045249  Trifolium pratense W. B. Cooke 1940-7-5 15235 Siskiyou Bear Springs meadow Mount Shasta 1524 Comment
  UC16894  Trifolium variegatum var. melananthum T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  HSC101737  Trifolium willdenovii J. P. Smith, J. O. Sawyer 2010-5-2 12796 Siskiyou River access road, on the Salmon River. 164 Comment
  RSA634246  Trifolium willdenovii Barbara L. Wilson 1996-6-1 8118 Siskiyou Klamath National Forest; Idlewild Campground on the Salmon River at thr intersection of Forest Service roads 41N37 and 1C01. Comment
  JEPS48904  Trifolium wormskioldii Geo. D. Butler 1908-7-2 381 Siskiyou near Yreka (Butler's Ranch) Comment
  RSA582467  Trifolium wormskioldii Louis C. Wheeler 1935-6-27 3620 Siskiyou Greenview, Scott Valley. 884 Comment
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Aug 1 2014
  CAS-BOT-BC519595  Trillium W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Mountain Comment
  JEPS47266  Trillium albidum Edward Lee Greene 1876-4-24 Siskiyou near Yreka Comment
  POM109157  Trillium albidum Geo D. Butler 1910-4-3 1168 Siskiyou Humbug Creek. Comment
  HSC48298  Trillium ovatum P. Stekel, K. T. Stillman May 1977 233 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  HSC75147  Trillium ovatum Maralyn O'Meara 1973-6-26 247 Siskiyou 14 mi. from Hwy. 96 on USFS Rd. 46N65 1756 Comment
  HSC30676  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1967-7-6 149 Siskiyou High Lake Basin in the vicinity of English Peak, Marble Mountain Wilderness Area: Off Music Creek logging road, Statue Creek spur along Statue Creek 1878 Comment
  RSA234827  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1967-6-27 124 Siskiyou Englemann Spruce Forest off Music Creek logging road. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1732 Comment
  SEINET10840406  Triodanis perfoliata Rattan RATTAN 1879 Siskiyou KLAMATH Comment
  HSC86562  Trisetum cernuum D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar, vicinity of Haypress Meadows 1372 Comment
  JEPS84003  Trisetum spicatum L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6430 Siskiyou ca 5 mi n town of Seiad Valley (e slope of Kangaroo Mountain, cirque at head of Hell's Canyon); Kangaroo Mountain, Hell's Canyon 1828 Comment
  UCD93710  Trisetum spicatum A. A. Heller 1914-8-28 11735 Siskiyou East side of Mt. Eddy. 2438 Comment
  UCD93711  Trisetum spicatum A. A. Heller 1914-8-28 11735 Siskiyou East side of Mt. Eddy. 2438 Comment
  CAS-BOT-BC521260  Triteleia bridgesii Volney Rattan 1879-6-1 s.n. Siskiyou Klamath River Comment
  JEPS52321  Triteleia crocea var. crocea Wayne Roderick 1965-6-6 Siskiyou ca. 4 mi. e. Little Grayback Peak (ridge above headwaters of Indian Creek, Siskiyou Mts.); Siskiyou Mts. Comment
  UC61171  Triteleia hyacinthina W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta, Sisson Comment
  UC1037204  Triteleia ixioides subsp. anilina Leo Whitney 1934-6-28 1564 Siskiyou on the Stevens Pass Road 8 mi s Tennant 1524 Comment
  CAS-BOT-BC526140  Triteleia laxa D. H. Norris 1970-5-23 12247 Siskiyou In open oak forest along Klamath River at Ishi Pishi Bridge near Somes Bar Comment
  HSC69713  Tsuga mertensiana Maralyn A. Renner 1980-7-15 1772 Siskiyou English Lake inlet 1780 Comment
  RSA12615  Tsuga mertensiana C. B. Wolf 1934-7-5 5970 Siskiyou North side of main ridge, 2 8/10 miles from Dry Lake Lookout on road to Horse Creek, Siskiyou Mountains. 2134 Comment
  RSA184681  Tsuga mertensiana Gilbert Muth 1966-7-29 131 Siskiyou Marble Valley, Marble Mountains. 1793 Comment
  UCD121866  Utricularia minor Barry Rice 2007-7-7 BR 070701 Siskiyou Lower Cliff Lake. 1747 Comment
  SEINET8360227  Utricularia minor Barbara L. Wilson 2011-8-23 16864 Siskiyou Fawn Creek meadows; a couple hundred yards downstream. 1879 Comment
  RSA68865  Vaccinium A. E. Culbertson 1943-6-23 91 Siskiyou On e. shore of Castle Lake (also at n.w. corner), 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
  HSC19515  Vaccinium cespitosum J. O. Sawyer 1969-8-1 1679 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  JEPS93910  Vaccinium cespitosum Vernon H. Oswald and Lowell Ahart 1998-8-3 9454 Siskiyou e of Kangaroo Lake (e end of Rock Fence Lake Road (USFS 41N18) in the Scott Mountains, near Rock Fence Creek); Scott Mountains, Rock Fence Lake Road 1920 Comment
  UC22198  Vaccinium deliciosum Harley P. Chandler June 1901 1617 Siskiyou near Marble Mountain; North Coast Ranges; near Marble Mt., Siskiyou Co. 2133 Comment
  CAS-BOT-BC199229  Vaccinium membranaceum Louis C. Wheeler 1934-8-16 3162 Siskiyou Klamath National Forest. Johnson Dairy 1645 Comment
  RSA238839  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 763 Siskiyou East side of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  HSC27974  Vaccinium ovatum Carl W. Mize 1972-9-24 127 Siskiyou 732 Comment
  HSC68306  Vaccinium parvifolium Maralyn A. Renner 1980-7-4 1420 Siskiyou Clear Creek Trail, N of Trout Camp. 1067 Comment
  HSC19096  Vaccinium scoparium J. O. Sawyer 1969-8-1 1657 Siskiyou Along trail to Little Duck Lake 1951 Comment
  HSC25052  Vaccinium scoparium J. O. Sawyer 1969-8-1 1595 Siskiyou Above Horseshoe Lake 1921 Comment
  UC1409421  Vaccinium scoparium Frederick W. Oettinger 1968-8-3 370 Siskiyou mid-trail between Diamond Lake and Hancock Lake (w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 2011 Comment
  CAS-BOT-BC199794  Vahlodea atropurpurea K. T. Stillman 1976-8-8 399 Siskiyou Marble Mountain Wilderness Area. Trail from Jump off to Paradise Lake Comment
  CAS-BOT-BC199796  Vahlodea atropurpurea Wm. Bridge Cooke 1939-8-24 13892 Siskiyou Along the bank of Squaw Valley Creek in its middle cascade portion Comment
  CAS-BOT-BC267276  Valeriana Carl B. Wolf 1934-7-4 5957 Siskiyou Siskiyou Mountains, 6.8 miles from Dry Lake Lookout on road to Horse Creek 1828 Comment
  JEPS107659  Valerianella locusta Lowell Ahart, John Dittes 2005-6-10 12119 Siskiyou North side of the corral, end of Salvadori Road, Nelson Ranch, about 1 1/4 miles (air) south of Highway 99/97 cutoff, about 5 1/4 miles (air) east-southeast of Grenada 785 Comment
  UCD95093  Vancouveria hexandra AHM 1955-7-29 55 J Siskiyou Klamath National Forest. Clear Lake. 1798 Comment
  HSC67537  Vancouveria planipetala J. P. Smith, Steve Selva 1970-6-14 3884 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  HSC60768  Veratrum californicum var. californicum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  RSA15790  Verbascum blattaria Carl B. Wolf 1927-8-26 1018 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  RSA123556  Verbascum blattaria G. D. Barbe 1955-7-7 143 Siskiyou East side of Forest Camp. Etna. 884 Comment
  UC922558  Verbascum blattaria Annie M. Alexander and Louise Kellogg 1948-9-7 5588 Siskiyou South Fork of Salmon River; Siskiyou Mountains, South Fork of Salmon River Comment
  JEPS16441  Veronica copelandii John G. Lemmon 1888-9-7 Siskiyou near Mount Eddy (Trinity - Siskiyou County Region) Comment
  UCR104585  Veronica hederifolia J. A. Alexander 1996-4-1 476 Siskiyou Shasta Valley, yard at 581 Evergreen Street, Yreka 800 Comment
  CDA6417  Veronica persica T. C. Fuller 1962-5-17 8740 Siskiyou El Rancho Motel, Yreka. 0 Comment
  CDA6419  Veronica persica T. C. Fuller 1962-6-11 8964 Siskiyou El Rancho Motel, Yreka. 0 Comment
  UCD124908  Veronica serpyllifolia subsp. humifusa J. M. Tucker; L. K. Mann 1963-8-17 3744 Siskiyou Beside trail from Red Rock Valley to top of ridge. Marble Mountain Wilderness Area. 1859 Comment
  UCR52567  Vicia americana Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  HSC77092  Vicia americana var. americana K. T. Stillman 1976-7-30 335 Siskiyou Marble Mtn. Wilderness Area, Elk Valley. Comment
  JEPS75369  Vicia americana var. americana Geo. D. Butler 1908-8-4 401 Siskiyou Head of Shackleford Creek 1676 Comment
  UC726534  Vicia americana var. americana A. A. Heller 1916-6-20 12400 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  POM252939  Vicia americana var. americana A. A. Heller 1938-7-12 15246 Siskiyou 5 miles north of Weed on US Hwy #97. 1067 Comment
  NY50660  Vicia pumila A. A. Heller 1905-6-1 7938 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  UC1762590  Viola Harley P. Chandler Jun 1901 1688 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  CAS-BOT-BC264065  Viola adunca A. A. Heller 1915-7-15 12086 Siskiyou Mount Eddy 2072 Comment