Search Results — 2000 specimen records retrieved (1382 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78125  Abies X shastensis Doris K. Kildale 1928-8-20 6602 Siskiyou Lily Pad Lake near Hancock Lookout, Trail to Marble Mt. 2072 Comment
  JEPS83902  Abies amabilis Stephen K. Langer with Charles S. Rand 1988-6-20 Siskiyou e drainage of Black Mt.; , Rogue River National Forest 1983 1767 Comment
  CAS-BOT-BC73504  Abies concolor Gilbert Muth 1966-8-3 494 Siskiyou Marble Mts. - Dry slope, Marble Valley Meadow 1792 Comment
  HSC5008  Abies lasiocarpa J. O. Sawyer 1968-10-8 754 Siskiyou W of Little Duck Lake 1936 Comment
  HSC69242  Abies magnifica Maralyn A. Renner 1980-9-1 2701 Siskiyou S side of Devil's Punchbowl 1829 Comment
  UC139968  Abies magnifica var. magnifica Wm. M. Canby, Profs. C. S. Sargent and John Muir 1897-9-7 680 Siskiyou Mt. Shasta Comment
  HSC29625  Abies procera Frederick W. Oettinger, R. F. Thorne 1969-8-6 1239 Siskiyou Marble Mtn. Wilderness Area, below Pine Lake. Bulk Collection #50 1883 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
  CAS-BOT-BC332786  Acer macrophyllum Alice Eastwood 1923-5-29 12000 Siskiyou Cantara Comment
  CAS-BOT-BC332795  Acer macrophyllum Geo. D. Butler 1910-5-30 1434 Siskiyou Humbug Creek Comment
  HSC67706  Achillea millefolium John Palmer 1980-7-24 606 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  UC630400  Achillea millefolium Annetta Carter 1939-8-21 1476 Siskiyou summit of peak above se end (12 mi sw of Etna) Taylor Lake; Salmon Mountains 2286 Comment
  UC890998  Achillea millefolium unknown 1915-7-18 Siskiyou northest base of Mt. Eddy Metcalf's ranch; Mt. Eddy 1188 Comment
  HSC44593  Achillea millefolium Laura Witherspoon 1977-7-30 Siskiyou Edge of Flint Valley 1341 Comment
  JEPS449  Achnatherum lemmonii Geo. D. Butler 1909-6-13 830 Siskiyou M<?>ffitt Creek Comment
  CAS-BOT-BC216919  Achnatherum occidentale C. B. W. 1938-7-22 11336 Siskiyou Sisson Southern Trail 1828 Comment
  UCD50899  Achnatherum occidentale R. Tofsrud 1948-8-1 s.n. Siskiyou Along road up to Panther Meadow, Mt. Shasta. 1828 Comment
  CHSC67759  Achnatherum occidentale subsp. californicum James D. Jokerst 1992-7-30 3419 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. Comment
  RSA238358  Achnatherum occidentale subsp. californicum Frederick W. Oettinger 1968-9-6 744 -b Siskiyou Tom's Lake region, Edge of Bear Meadow . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2188 Comment
  SEINET255884  Achnatherum occidentale subsp. californicum Mary E. Barkworth, L. R. Firestone 1982-8-30 4096 Siskiyou On Cal 895 to Lassen National Volcanic Park at road marker 14.00 Comment
  RSA0034618  Achnatherum occidentale subsp. occidentale Frederick W. Oettinger 1968-8-8 454 -b Siskiyou Crapo Meadow near Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  RSA184786  Achnatherum occidentale subsp. occidentale Gilbert Muth 1966-7-25 454 Siskiyou Marble Rim, Marble Mountains 2073 Comment
  CDA18406  Achnatherum occidentale subsp. pubescens G. D. Barbe, P. Hiatt & M. Keffer 1980-6-5 2809 Siskiyou Cascade Range; Mt. Shasta Reforestation area, north of Mt. Shasta city on Everitt Memorial Hwy to Panther Meadows ski area. 1097 Comment
  UC1100443  Achnatherum thurberianum Verne Grant and Irving Schneider 1947-8-26 8298 Siskiyou Lava Beds National Monument Comment
  CAS-BOT-BC29150  Achyrachaena mollis George Dexter Butler 1909-5-1 666 Siskiyou Block 5, Yreka Comment
  JEPS107489  Achyrachaena mollis Lowell Ahart, John Dittes 2005-6-10 12113 Siskiyou Rocky hillside, north of the rock fence, about 100 yards southeast 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
  CHSC93536  Acmispon brachycarpus Lowell Ahart; John Dittes 2005-6-10 12115 Siskiyou Rocky hillside, north of the rock fence, about 100 yards southeast 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
  CHSC35553  Acmispon parviflorus James P. Smith 1973-5-5 6535 Siskiyou Scott Bar along the Scott River. Comment
  SBBG25947  Aconitum columbianum D. Myrick 1966-8-10 1516 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  UC1408852  Aconitum columbianum Frederick W. Oettinger 1968-8-7 433 Siskiyou s.e. end Hancock Lake; Salmon Mts., High Lake Basins, English Peak Vicnity, Marble 1935 Comment
  CAS-BOT-BC391527  Aconitum columbianum subsp. columbianum Doris K. Kildale 1928-7-2 5401 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  HSC61887  Aconitum columbianum subsp. columbianum Ruby Van Deventer 9 Aug [year missing] Siskiyou Poker Flat 1585 Comment
  HSC61848  Aconogonon davisiae Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  HSC61825  Aconogonon phytolaccifolium Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC391708  Actaea rubra L. E. Smith 1914-9-1 757 Siskiyou Castle Lake Comment
  UC637155  Actaea rubra Edward Lee 1934-8-15 1130 Siskiyou near summit of rd. Happy Camp to Waldo (Oregon); Klamath Nat'l Forest, Indian Creek watershed 1584 Comment
  RSA238275  Actaea rubra subsp. arguta Frederick W. Oettinger 1969-8-21 1483 Siskiyou Under thicket at Willow Spring on English Lake Trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC68951  Adiantum aleuticum Gilbert J. Muth 1969-8-10 1346 Siskiyou Ridge west of Boulder Peak Comment
  CAS-BOT-BC69000  Adiantum aleuticum Gordon H. True; John Thomas Howell 1972-6-8 48860 Siskiyou South of summit on road from Takilma to Happy Camp Comment
  HSC29314  Agastache urticifolia Frederick W. Oettinger 1969-7-31 1117 Siskiyou Marble Mtn. Wilderness Area, NNW of English Lake outlet 1806 Comment
  HSC63634  Agastache urticifolia J. P. Smith, Steve Selva 1970-8-8 4573 Siskiyou Lava Beds National Monument Comment
  RSA183725  Agastache urticifolia Gilbert Muth 1965-8-11 206 Siskiyou Marble Valley. Marble Mtns. Comment
  CHSC69062  Ageratina occidentalis Vernon Oswald; Lowell Ahart 1997-7-28 8776 Siskiyou Forest Route 49 (Power Hill Rd.) 1.5 mi north of 41N03 (to Porcupine Butte), 14.5 mi south of Medicine Lake. 1371 Comment
  UC1034034  Ageratina occidentalis W. Bridge Cooke 1941-8-15 16185 Siskiyou on recent lava flow n Cascade Gulch; Mount Shasta Comment
  POM210974  Ageratina occidentalis Louis C. Wheeler 1934-8-9 3070 Siskiyou Dead Cow Creek (Mt. Diablo Mer.) 1982 Comment
  HSC92584  Agoseris monticola Jennifer Whipple 1977-8-4 2159 Siskiyou Wagon Creek Drainage near Wagon Creek 2195 Comment
  CAS-BOT-BC126999  Agrostis exarata Gilbert Muth 1966-7-31 478 Siskiyou Marble Mountains. North side of Black Mountain. 2072 Comment
  UC815001  Agrostis exarata John Thomas Howell 1939-8-9 15205 Siskiyou Sky High Valley Marble Mts. 1828 Comment
  UCD37074  Agrostis exarata Beecher Crampton 1956-8-21 3804 Siskiyou Siskiyou County, 15 miles southwest of city of Mount Shasta, slope above Gumboot Lake, headwater of south fork of Sacramento River. 1920 Comment
  CAS-BOT-BC139560  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
  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
  CAS-BOT-BC139569  Agrostis gigantea Louis C. Wheeler 1934-8-14 3134 Siskiyou Klamath Forest. North side White Mountain. 1767 Comment
  CAS-BOT-BC139570  Agrostis gigantea Louis C. Wheeler 1934-8-14 3134 Siskiyou Klamath Forest. North side White Mountain. 1767 Comment
  CAS-BOT-BC139572  Agrostis gigantea W. A. Dayton 1912-7-29 172 Siskiyou Shasta Forest. Ash Creek Sink. 1188 Comment
  UCD51758  Agrostis hyemalis R. Tofsrud 1950-7-1 s.n. Siskiyou E. side of Mt. Shasta. Comment
  HSC76656  Agrostis idahoensis K. T. Stillman 1976-7-23 295 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  CAS-BOT-BC139349  Agrostis idahoensis W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox. Comment
  RSA239063  Agrostis pallens Frederick W. Oettinger 1969-9-1 1578 Siskiyou Dry Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  RSA239091  Agrostis pallens Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1188 Siskiyou west side of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  RSA603997  Agrostis pallens L. C. Wheeler 1934-8-14 3144 Siskiyou White Mountain: East end. 1767 Comment
  UCD53188  Agrostis pallens A. H. Murphy 1955-7-28 55 I Siskiyou Hancock Lake, Marble Mountains, Klamath National Forest. 1889 Comment
  SEINET7594121 Image available Agrostis pallens F. W. Oettinger 1968-1 681 Siskiyou west of Horse Range Lake, Salmon Mountains 1905 Comment
  HSC65670  Agrostis scabra Donald W. Miles 1979-7-23 22 Siskiyou 8 mi. N of Pondosa CDF station, short road spur off of Short Grade Rd. 1012 Comment
  HSC77086  Agrostis variabilis K. T. Stillman 1976-7-30 331 Siskiyou Marble Mtn. Wilderness Area, Elk Valley. Comment
  UCD55716  Aira caryophyllea A. A. Beetle; G. L. Stebbins Jr. 1942-6-1 3615 Siskiyou 11 miles north of Happy Camp, road to Grants Pass, banks of Indian Creek. Comment
  CAS-BOT-BC459429  Allium acuminatum Lillian Mott 1976-7-4 20 LM76 Siskiyou Cook and Green Pass Road north of Seiad Valley at waterfall 1463 Comment
  JEPS118137  Allium amplectens Dean W. Taylor 1988-7-8 9968 Siskiyou Gumboot Lake, headwaters South Fork Sacramento River 1950 Comment
  CHSC57462  Allium falcifolium L. P. Janeway 1984-6-22 877 Siskiyou Ca. 1 mi north of Scott Summit on Road 40N08. 1645 Comment
  CAS-BOT-BC469243  Allium falcifolium Roxana S. Ferris; Laura Lorraine 1948-6-12 11840 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle 1499 Comment
  CAS-BOT-BC472981  Allium membranaceum Volney Rattan 1879-6-10 s.n. Siskiyou Klamath Comment
  JEPS47605  Allium siskiyouense Geo. D. Butler 1909-5-3 791 Siskiyou Yreka hills Yreka Comment
  JEPS96555  Allium siskiyouense Dean W. Taylor 1997-6-11 16042 Siskiyou Moffett Creek, Scott River drainage, head Sissel Gulch 1676 Comment
  HSC67715  Allium validum John Palmer 1980-7-24 615 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  UC454416  Allium validum I. J. Condit 1909-8-25 Siskiyou Sisson, North Fork 1371 Comment
  UC803883  Allium validum G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan 1949-8-9 4020 Siskiyou 10 mi w Weeds (along Park's Creek, above Stewart Springs); Park's Creek 1219 Comment
  CAS-BOT-BC453447  Allotropa virgata Wm. Bridge Cooke 1939-7-21 13737 Siskiyou Mount Shasta: Along the Wagon Camp-Horse Camp Trail 2133 Comment
  SEINET3562419 Image available Allotropa virgata James Montgomery 1969-7-24 80918 b Siskiyou Mount Shasta, Shasta National Forest. 1981 Comment
  CAS-BOT-BC171418  Alnus incana subsp. tenuifolia H. A. Thomas; J. H. Thomas 1954-7-24 4505 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  JEPS24791  Alnus incana subsp. tenuifolia Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6800 Siskiyou Castle Lake; shore, headwaters of Sacramento River 1661 Comment
  CAS-BOT-BC169636  Alnus rhombifolia Alice Eastwood 1921-7-30 11010 Siskiyou Shasta Springs, along river Comment
  HSC29280  Alnus viridis subsp. sinuata Frederick W. Oettinger 1968-9-8 779 Siskiyou Marble Mtn. Wilderness Area, near outlet of stream of English Lake 1753 Comment
  RSA158059  Alnus viridis subsp. sinuata Jack Major 1961-7-14 649 Siskiyou South wall of Mud Creek, Mount Shasta. 2317 Comment
  RSA238554  Alnus viridis subsp. sinuata Frederick W. Oettinger 1968-8-24 627 Siskiyou The Salmon Mountains, in the vicinity of English Peak, Marble Mountain Wilderness Area, between the flumes and Toms Lower Pond. 1890 Comment
  UCD55833  Alopecurus aequalis L. Whitney 1934-6-29 2234 Siskiyou Antelope Creek, near Tennant. 1463 Comment
  JEPS125961  Alyssum alyssoides D. W. Taylor 1997-6-11 16044 Siskiyou Headwaters of Moffett Creek, Scott river drainage, at head of Sissel Gulch Comment
  UC165945  Alyssum alyssoides Geo. D. Butler 1909-5-13 722 Siskiyou Cottonwood Creek below Hornbrook; Cottonwood Creek Comment
  UCR19354  Alyssum alyssoides Edwin Kline 1920-6-24 s.n. Siskiyou [no specific locality] 1067 Comment
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Sep 26 2018
  HSC63075  Alyssum alyssoides David Wheeler 1979-4-8 36 Siskiyou Comment
  CDA38754  Ambrosia trifida Rhonda Posey, Kay Dye 2012-8-29 s.n. Siskiyou Mt. Shasta (City); 1524 Frederick St. 0 Comment
  HSC69124  Amelanchier alnifolia Maralyn A. Renner 1980-8-7 2384 Siskiyou Klamath National Forest, NW flank of Preston Peak, near summit 2180 Comment
  HSC44719  Amelanchier alnifolia var. pumila J. O. Sawyer, E. Cope 1977-6-18 2910 Siskiyou Along Clear Creek trail below Ten Mile Creek 457 Comment
  JEPS123517  Amelanchier alnifolia var. semiintegrifolia E. T. Doucette 2013-7-3 13 -147 Siskiyou SkiPark Highway, Pierce Comment
  NY418532  Amelanchier gracilis A. A. Heller 1905-6-5 7970 Siskiyou Between Shasta Retreat and Shasta Springs. Comment
  HSC4963  Amelanchier pallida J. O. Sawyer 1968-6-18 178 Siskiyou Above S Russian Creek on W side. 1463 Comment
  CAS-BOT-BC28270  Amphiscirpus nevadensis Robert F. Thorne; J. Henrickson; C. W. Tilforth 1969-9-3 39044 Siskiyou Ca 2 mi W of Lower Klamath National Wildlife Refuge 1295 Comment
  JEPS61146  Amsinckia intermedia Geo. D. Butler 1904-4-20 600 Siskiyou near Yreka Comment
  CAS-BOT-BC26778  Amsinckia propinqua Alice Eastwood 1912-7-20 1260 Siskiyou Hornbrook Comment
  UCD77331  Anaphalis margaritacea Robert E. Preston 2003-7-29 2166 Siskiyou S slope of Rainbow Mountain 1785 Comment
  UC165413  Ancistrocarphus filagineus Geo. D. Butler 1910-4-27 1244 Siskiyou (dry trodden places) Oro Fino Comment
  JEPS13784  Androsace elongata subsp. acuta Geo. D. Butler 1909-3-7 579 Siskiyou Yreka Comment
  UC2062592  Androsace filiformis Belinda Lo with Alex Randolph-Lowe 2017-8-26 357 Siskiyou SISKIYOU COUNTY: Klamath National Forest, about 0.9 miles SSW of Pinto Spring. Comment
  CAS-BOT-BC391752  Anemone John Thomas Howell 1939-8-8 15165 Siskiyou Black Mt., Marble Mts. Comment
  CHSC1423  Anemone deltoidea V. Holt 1941-6-1 Siskiyou Siskiyou Mountains. 1524 Comment
  HSC44378  Anemone deltoidea Maralyn O'Meara 1973-6-25 234 Siskiyou Music Creek 1463 Comment
  HSC68474  Anemone deltoidea Maralyn A. Renner 1980-6-26 1221 Siskiyou SE edge of Flint Valley. 1390 Comment
  JEPS25621  Anemone deltoidea Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7254 Siskiyou Poker Flat 1536 Comment
  UCD95464  Anemone deltoidea A. H. Murphy 1961-7-19 61 G Siskiyou Marble Mountains. Klamath National Forest. Sky High Valley, north end. 1584 Comment
  CAS-BOT-BC94472  Anemone drummondii R. C. Wenk 2005-7-19 337 Siskiyou Along Pacific Crest Trail, between Deadfall Lakes and pass below Mt. Eddy Comment
  UC1094391  Anemone drummondii Rimo C. Bacigalupi with Galen Smith 1957-6-26 5952 Siskiyou ca. 6 mi. due s. Mt. Eddy (slope above s. end Gumboot Lake, head of S. Fork Sacramento R.); S. Fork Sacramento R., Gumboot Lake 1859 Comment
  UC375345  Anemone drummondii Geo. D. Butler 1908-8-5 45 Siskiyou summit above Cold Spring (Woolly Creek); Woolly Creek Comment
  CAS-BOT-BC391931  Anemone lyallii W. R. Dudley 1893-6-20 s.n. Siskiyou Near Castle Lake, Mt Shasta region Comment
  CAS-BOT-BC210241  Anemone multifida var. multifida Dana York 2011-8-12 3044 Siskiyou Marble Mountain Wilderness. Klamath National Forest, Marble Mountain 2075 Comment
  UC1188083  Anemone occidentalis Philip A. Munz 1960-8-22 24184 Siskiyou Mt. Shasta, Panther Meadows 2529 Comment
  UC8930  Anemone occidentalis W. H. Brewer 1862-9-16 1419 Siskiyou Mt. Shasta Comment
  HSC62126  Anemone occidentalis Al Hobart Siskiyou Preston Peak Comment
  JEPS105054  Angelica arguta Dean W. Taylor 1996-5-30 15643 Siskiyou summit of Coyote Peak, Iron Gate Reservoir (about 20 miles east of Yreka); Klamath National Forest 1036 Comment
  UCD127178  Angelica tomentosa Joseph DiTomaso 1980-8-5 1853 Siskiyou Baldy Mt. Lookout, 6 miles west of Happy Camp. 200 m north of lookout. 1706 Comment
  CAS-BOT-BC64785  Antennaria Alice Eastwood 1923-5-20 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC59288  Antennaria argentea A. A. Heller 1916-7-20 12475 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1371 Comment
  JEPS22832  Antennaria argentea A. A. Heller 1916-7-20 12475 Siskiyou Near Wagon Creek Falls; Mt. Eddy. 1371 Comment
  CAS-BOT-BC58719  Antennaria geyeri Alice Eastwood 1921-7-25 10814 Siskiyou Bigelows, McCloud River Comment
  UC336311  Antennaria geyeri unknown 1889-6-27 Siskiyou Edgwood Comment
  UC485661  Antennaria geyeri Katharine Brandegee Siskiyou Edgewood Comment
  UC726002  Antennaria geyeri A. A. Heller 1938-7-12 15245 Siskiyou 5 mi n Weed (on state highway #49) 1066 Comment
  RSA238723  Antennaria media Frederick W. Oettinger 1969-9-2 1598 Siskiyou The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Moist, rocky sedge meadow of late snow hold area on the N side of English Peak. Comment
  CAS-BOT-BC84794  Antennaria racemosa G. L. Stebbins 1972-7-3 9006 Siskiyou Summit of Cook and Green Pass, 8 miles north of Seiad Valley 1463 Comment
  RSA238716  Antennaria rosea Frederick W. Oettinger 1968-8-5 402 -b Siskiyou Shasta ridge between Diamond lake and English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  CAS-BOT-BC428042  Antennaria rosea subsp. rosea Julie Kierstead Nelson; Jordan Rainbow 2014-5-21 2014 -017 Siskiyou Forest Road 42N84 off Highway 97, north side of Mt. Shasta. 1088 Comment
  HSC68350  Anthemis cotula J. P. Smith, Steve Selva 1970-7-17 4428 Siskiyou Along Klamath River Comment
  JEPS25848  Antirrhinum vexillocalyculatum subsp. breweri Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7474 Siskiyou 3 mi ne Calif. Hwy 96, Swillup Creek crossing (Calif Hwy 96, opposite King Creek in Klamath River Canyon); Klamath River Canyon 334 Comment
  HSC21957  Apocynum androsaemifolium J. O. Sawyer 1969-8-18 1975 Siskiyou S of S Sugar Lake 2104 Comment
  HSC3207  Apocynum androsaemifolium Geo. D. Butler 1908-7-20 74 Siskiyou Humbug Creek 854 Comment
  OBI3454  Apocynum androsaemifolium John Applegarth 1971-7-10 s.n. Siskiyou At jctn of Beaver Crk and Grouse crk 914 Comment
  POM130457  Apocynum androsaemifolium subsp. pumilum E. B. Copeland 1903-7-7 s.n. Siskiyou Hornbrook Comment
  RSA68918  Apocynum androsaemifolium subsp. pumilum A. E. Culbertson 1943-8-1 40 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 at its headwaters to the west. 1657 Comment
  CAS-BOT-BC394976  Aquilegia formosa John Thomas Howell 1937-7-24 13388 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UCD95553  Aquilegia formosa J. P. Smith; Steve Selva 1970-6-15 3975 Siskiyou 1 mile west junction Calif. 3 and Road 8 leading to Sugar Creek. 1158 Comment
  HSC37161  Aquilegia formosa var. formosa A. M. Montalvo, J. D. Ackerman 1974-7-2 347 Siskiyou E slope of Mt. Eddy, near Morgan Meadows, W of Mt Shasta City. Comment
  RSA0125738  Arabis breweri Frederick W. Oettinger 1969-7-15 1024 Siskiyou Between Diamond Lake and Upper English Lake. Salmon Mts.; High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  RSA0125747  Arabis breweri L. R. Heckard, L. Constance, Robert Ornduff 1969-6-25 2319 Siskiyou Off Gilman Road, 15 miles from U.S. Hwy 99 on northern side of the McCloud River arm of Lake Shasta. 488 Comment
  UCR37538  Arabis breweri var. breweri L. P. Janeway 1983-7-4 382 Siskiyou South ridge of Little Grayback Mtn. Comment
  RSA0126136  Arabis divaricarpa var. interposita Frederick W. Oettinger 1969-7-15 1030 Siskiyou South of Bear Meadows, below Tom Taylor Cabin - English Peak Trail; The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  RSA0125834  Arabis glabra S. O. Mattoon, Alva Hansen 1978-6-16 32 Siskiyou S-facing flank of Scott Bar Mountains, McKinney Creek Canyon; 6 miles S of Klamath River at Oak Knoll R[anger].S[tation]. Comment
  HSC6535  Arabis holboellii var. pinetorum R. C. Wunner 1965-6-7 118 Siskiyou Lava Beds National Monument, 0.1 mi. from Indian Well to Dragon Head Cave 1372 Comment
  HSC22439  Arabis holboellii var. retrofracta J. O. Sawyer 1969-7-1 998 Siskiyou SE facing slope above Paynes Lake Creek 1921 Comment
  HSC62265  Arabis holboellii var. retrofracta Al Hobart Siskiyou Youngs Valley Comment
  POM94627  Arabis holboellii var. retrofracta Geo. D. Butler 1910-7-12 1763 Siskiyou Shackleford Creek. 1372 Comment
  CAS-BOT-BC17370  Arabis oregana Lillian Mott 1976-7-18 27 LM76 Siskiyou Road to Lily Pad Lake from Cook and Green Pass. 1828 Comment
  HSC26702  Arabis platysperma William J. Ferlatte 1971-9-18 1374 Siskiyou Caribou Meadow on N side of Caribou Mtn. 1982 Comment
  RSA0129718  Arabis platysperma var. platysperma Gilbert Muth 1969-8-10 1336 Siskiyou Ridge west of Boulder Peak. 2378 Comment
  CAS-BOT-BC27272  Arabis polytricha George Dexter Butler 1909-5-8 723 Siskiyou Near Yreka Comment
  RSA60657  Arabis puberula I. L. Wiggins 1950-5-28 12376 Siskiyou Just above Grouse Lake, headwaters of Grouse Lake 1829 Comment
  POM143232  Arabis subpinnatifida Geo. D. Butler 1910-4-16 1181 Siskiyou Near Yreka. Comment
  CAS-BOT-BC171618  Aralia californica Alice Eastwood 1917-9-2 6703 Siskiyou Shasta Springs Comment
  SJSU6267  Aralia californica R. W. Trivelpiece 1971-8-18 72 Siskiyou c. 3.5 mi N of Cecilville on S Fork Salmon River, Salmon River Mts. 1127 Comment
  SEINET2471280  Arceuthobium abietinum R. L. Mathiasen 2007-8-9 2007 -33 Siskiyou Ca. 9.6 km from Stewart Hot Springs on forest road 17 1820 Comment
  JEPS40134  Arceuthobium campylopodum W. L. Jepson July 1894 Siskiyou Sisson Comment
  JEPS84178  Arceuthobium campylopodum L. R. Heckard with J. Hickman et al. 1986-7-17 6489 Siskiyou ca 9 mi n Hwy 96 (Walker) (Oak Knoll Ranger Station rd to Condrey Mt.) 1480 Comment
  UCD78114  Arceuthobium campylopodum Robert E. Preston 2003-7-31 2175 Siskiyou N slope of Rainbow Mountain 1706 Comment
  CAS-BOT-BC102219  Arctium minus John Thomas Howell 1952-6-14 28330 Siskiyou Mt. Shasta City Comment
  RSA463685  Arctostaphylos manzanita subsp. manzanita 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
  CAS-BOT-BC39983  Arctostaphylos nevadensis Wayne Roderick; Martha Roderick 1979-7-11 s.n. Siskiyou Mumbo Basin 1737 Comment
  CAS-BOT-BC40022  Arctostaphylos nevadensis John Thomas Howell 1939-8-3 14998 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  POM131673  Arctostaphylos nevadensis E. B. Copeland 1903-7-14 3520 Siskiyou Klamathon. Comment
  UCD59181  Arctostaphylos nevadensis Steve Edwards; Wayne Roderick 1983-7-9 104 Siskiyou Along trail between Cook and Green Pass and Lily Pad Lake. 1676 Comment
  CAS-BOT-BC46518  Arctostaphylos patula Doris K. Kildale 1928-8-19 6429 Siskiyou N. lake of Salmon River at Finley Camp. Comment
  JEPS38845  Arctostaphylos patula W. L. Jepson 1914-8-13 5787 Siskiyou Sisson 1097 Comment
  RSA47603  Arctostaphylos patula Roxana S. Ferris, Laura Lorriane, R. T. Ferris 1948-6-12 11825 Siskiyou One mile below summit of Gazelle Mountain, Gazelle-Callahan grade, west side. 1220 Comment
  SEINET2029158 Image available Arctostaphylos patula L. C. Wheeler 1935-5-31 3413 Siskiyou Winston Butte, south base, west of Mt. Shasta 1189 Comment
  UC21886  Arctostaphylos patula Thos. Howell April, 1892 1448 Siskiyou near R.R. (top of mts.); Siskiyou Mts. Comment
  UC673189  Arctostaphylos patula Lincoln Constance and Reed C. Rollins 1942-5-14 2921 Siskiyou 3 mi w Yreka (road to Walker Post Office); Klamath-Siskiyou Region 1219 Comment
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Mar 27 2013
  SDSU2844  Arctostaphylos viscida D. F. Howe 1961-8-3 3128 Siskiyou North of Klamouth River, 36 miles east of Happy Camp. 488 Comment
  CAS-BOT-BC47007  Arctostaphylos viscida subsp. viscida Carl B. Wolf 1927-8-26 1028 Siskiyou On the Klamath River, 5 mi. below Hornbrook. Comment
  POM367491  Arctostaphylos viscida subsp. viscida Geo L. Moxley 1920-06 s.n. Siskiyou Siskiyou Mts. Comment
  RSA423698  Arenaria serpyllifolia L. C. Wheeler 1934-6-3 2623 Siskiyou Cherry Flat, Klamath River; Siskiyou Mts. 518 Comment
  HSC62127  Arnica amplexicaulis Al Hobart 5 Aug [year missing] Siskiyou Preston Peak Comment
  CAS-BOT-BC82360  Arnica cordifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53397 Siskiyou Forest Mountain Summit, 6 miles southwest of Yreka on road to Fort Jones 1249 Comment
  HSC61205  Arnica cordifolia Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  CAS-BOT-BC82366  Arnica cordifolia L. E. Smith 1914-5-12 693 Siskiyou Weed Comment
  HSC29303  Arnica cordifolia Frederick W. Oettinger 1969-7-14 1023 Siskiyou High Lake Basins near English Peak; Marble Mountain Wilderness Area, above English Lake outlet along route from Charmaine to English Lake 1921 Comment
  RSA237485  Arnica cordifolia Frederick W. Oettinger 1968-9-1 647 Siskiyou SSW of Abbotts Lake, adjacent to Red Fir Forest. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  JEPS125847  Arnica dealbata Dean W. Taylor 1996-7-7 15749 Siskiyou Antelope Mountain, about 8 air miles S of Yreka Comment
  CAS-BOT-BC295873  Arnica dealbata A. A. Heller 1922-7-15 13692 Siskiyou Unspecified 2133 Comment
  HSC61886  Arnica latifolia Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  HSC92329  Arnica mollis Jennifer Whipple 1977-7-22 2051 Siskiyou Dale Creek drainage on the N face of Mount Eddy 2195 Comment
  JEPS84189  Arnica mollis L. R. Heckard with S. D'Alcamo, J. Hickman, W. Roderick 1986-7-16 6426 Siskiyou ca 5 mi n Seiad Valley (cirque at head of Hell's Canyon); e slope of Kangeroo Mountain, head of Hell's Canyon 1828 Comment
  CAS-BOT-BC85022  Artemisia arbuscula subsp. arbuscula Louis C. Wheeler 1934-8-26 3226 Siskiyou Trapper Creek, Siskiyou Mts., Mt. Diablo Mer. 1981 Comment
  POM261060  Artemisia douglasiana D. D. Keck 1938-8-19 11509 Siskiyou Along overflow stream from Mount Shasta City water reservoir. Comment
  JEPS94642  Artemisia tridentata subsp. tridentata Vernon H. Oswald and Lowell Ahart 1998-9-16 9629 Siskiyou near the junction of Meiss Lake-Sams Neck Rd. and Hwy. 97 (ca 5 mi n of Macdoel); Butte Valley National Grassland 1295 Comment
  CAS-BOT-BC447712  Aruncus dioicus var. vulgaris Edward Lee 1934-8-11 1031 Siskiyou Walker Creek, a tributary of the Klamath River (east end of Seiad Valley) 609 Comment
  CAS-BOT-BC447719  Aruncus dioicus var. vulgaris C. A. Chamberlain 1934-8-17 3179 Siskiyou Siskiyou Mts.; N side White Mt. 1828 Comment
  CAS-BOT-BC447710  Aruncus dioicus var. vulgaris John Thomas Howell 1966-8-3 497 Siskiyou Marble Valley by creek; Marble Mts. 1792 Comment
  JEPS24614  Asarum caudatum Rimo Bacigalupi with Dr. Reino and Dr. Aloha Alava 1958-8-31 6767 Siskiyou Along S.P. (Shasta Route) railway grade in the upper Sacramento River Canyon; in the 1 1/2 mile stretch between Shasta Retreat (at northern ouskirts of Dunsmuir) to Mossbrae Falls and Shasta Springs 731 Comment
  RSA605352  Asarum caudatum L. C. Wheeler 1959-7-25 7603 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  UC705671  Asclepias cordifolia Marion Ownbey, Fred G. Meyer 1940-7-6 2202 Siskiyou Cayenne Ridge Marble Mountain Comment
  SEINET3158835  Asclepias speciosa G. D. Butler 1910-8-5 1813 Siskiyou Yreka Comment
  UCD121379  Asclepias speciosa H. P. Olmo 1931-6-1 s.n. Siskiyou Scott Creek. Comment
  CAS-BOT-BC69593  Aspidotis densa C. L. Hitchcock; J. S. Martin 1939-7-7 5283 a Siskiyou 1/2 mi. below Sanger Peak Lookout. 1524 Comment
  SBBG17697  Aspidotis densa M. A. Piehl 1956-8-14 Siskiyou N of Happy Camp Comment
  UCD137309  Aspidotis densa A. H. Murphy 1956-8-16 56 N Siskiyou Klamath National Forest. 1981 Comment
  RSA238706  Aster foliaceus var. parryi Frederick W. Oettinger 1968-8-3 375 Siskiyou Between Diamond Lake and Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UC164024  Astragalus californicus Geo. D. Butler 1910-5-5 1284 Siskiyou Humbug Mountain Comment
  CAS-BOT-BC178815  Astragalus californicus L. E. Smith 1913-5-9 197 Siskiyou Weed 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
  CDA26674  Astragalus gambelianus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2776 Siskiyou Yreka. West of Motel 6, south of town, north of Greenhorn Creek Road. Comment
  CAS-BOT-BC186917  Astragalus inversus Dean Wm. Taylor; Rexford E. Palmer; Glenn L. Clifton; Roy Buck 1987-6-24 9049 Siskiyou Vicinity of Mud Well, McCloud River headwaters 1402 Comment
  CAS-BOT-BC187306  Astragalus lentiginosus var. lentiginosus A. A. Heller 1905-6-19 8062 Siskiyou Grenada Station Comment
  UCD105227  Astragalus purshii var. lectulus W. R. Hildreth 1971-8-4 s.n. Siskiyou Summit of Marble Mountain. Comment
  JEPS93850  Astragalus purshii var. purshii Vernon H. Oswald and Lowell Ahart 1998-6-11 9202 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-BC193066  Astragalus purshii var. tinctus Geo. D. Butler 1909-5-8 708 Siskiyou Near Yreka Comment
  CDA18415  Astragalus purshii var. tinctus G. D. Barbe, T. C. Fuller & J. T. Howell 1980-4-29 2654 Siskiyou Klamath Ranges; Schoolhouse Hill, summit of Gazelle-Callahan Road, 7 miles (11.3 km) east of Callahan. 1173 Comment
  SEINET5326786  Astragalus purshii var. tinctus G. Butler 1910-5-5 1283 Siskiyou Humbug Mtn. Comment
  SEINET5326835  Astragalus purshii var. tinctus G. Butler 1910-3-20 1134 Siskiyou dry hills near Yreka Comment
  HSC92424  Astragalus whitneyi var. siskiyouensis Jennifer Whipple 1976-7-2 1264 Siskiyou Dobkins Lake drainage on E facing slopes above Dobkins Lake 2256 Comment
  RSA249717  Astragalus whitneyi var. siskiyouensis Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mts., Shasta-Trinity National Forest.; c. 14 air mi. SW of Weed, 0.4 mi. NE of Rock Fence Creek along road to Kangaroo Lake. Comment
  RSA582629  Astragalus whitneyi var. siskiyouensis Louis C. Wheeler 1934-8-24 3217 Siskiyou Trapper Creek. 1860 Comment
  HSC58853  Asyneuma prenanthoides Marvin Butler 1971-8-11 297 Siskiyou Near El Capitan Lake, close to the town of Cave Junction. 1585 Comment
  SJSU2585  Asyneuma prenanthoides H. L. Buckalew 1962-7-4 Siskiyou Red Bank Camp, N Fork Salmon R, Salmon Mts Comment
  HSC76657  Athyrium distentifolium var. americanum K. T. Stillman 1976-7-22 294 Siskiyou Marble Mtn. Wilderness Area Comment
  RSA577337  Athyrium filix-femina subsp. cyclosorum L. C. Wheeler 1934-8-21 3190 Siskiyou Siskiyou Mountains, East Fork Horse Creek 1220 Comment
  CAS-BOT-BC66201  Athyrium filix-femina var. cyclosorum Edward Lee 1934-8-13 1074 Siskiyou watershed of West Branch of Indian Creek, Happy Camp to Waldo (Oregon) road, Klamath National Forest 1371 Comment
  UC399373  Athyrium filix-femina var. cyclosorum J. G. Lemmon and wife Siskiyou near Mt Shasta Comment
  CAS-BOT-BC66184  Athyrium filix-femina var. cyclosorum W. B. C. 1940-8-5 15407 Siskiyou in the Wagon Camp spring area 1737 Comment
  HSC23664  Athyrium filix-femina var. cyclosorum J. O. Sawyer 1969-7-23 1176 Siskiyou Along C.C.C. rd. near Horse Range Cr. 1280 Comment
  JEPS93962  Atriplex heterosperma Vernon H. Oswald and Lowell Ahart 1998-9-16 9649 Siskiyou 3 mi s of Highway 161 (Tour Route at Lower Klamath National Wildlife Refuge); Lower Klamath National Wildlife Refuge 1243 Comment
  UC164030  Atriplex rosea Geo. D. Butler 1909-9-20 1066 Siskiyou damp fields near Yreka; damp fields near Yreka Comment
  CHSC72233  Atriplex triangularis Vernon H. Oswald 1998-9-16 9650 Siskiyou Tour Route at Lower Klamath NWR 3 mi south of Hwy. 161. 1243 Comment
  JEPS90599  Atriplex truncata Dean W. Taylor 1987-8-9 9294 Siskiyou along Hwy 161 (Oregon border) 8.3 mi w from Highway 139; Lower Klamath National Wildlife Refuge 1249 Comment
  UC722207  Balsamorhiza deltoidea C. L. Hitchcock and J. S. Martin 1939-7-6 5211 Siskiyou Takilma-Happy Camp Road Siskiyou Mts. 1676 Comment
  CAS-BOT-BC100051  Balsamorhiza hookeri Roxana S. Ferris; Laura Lorraine 1948-6-12 11713 Siskiyou Schoolhouse Hill, Plowman's Valley [Noyes Valley], e. fork of Scott River Comment
  CDA10485  Balsamorhiza hookeri F. D. Horn 1978-4-27 Siskiyou End of Litchens Road, Montague. 0 Comment
  CAS-BOT-BC400051  Berberis Doris K. Kildale 1929-5-18 7728 Siskiyou Klamath River at Hornbrook Comment
  JEPS82697  Berberis aquifolium var. aquifolium Steve Edwards 1984-6-7 Siskiyou sw Stewart Springs (above Cabin Meadow); South China Mt 2286 Comment
  CAS-BOT-BC75721  Berberis nervosa Louis C. Wheeler 1934-6-29 2822 Siskiyou Klamath Forest. Soda Creek. 1280 Comment
  CAS-BOT-BC75925  Berberis piperiana Doris K. Kildale 1929-7-20 8653 Siskiyou Trail up South Fork Indian's Creek to Elk Lick. Comment
  CAS-BOT-BC169480  Betula occidentalis Roxana S. Ferris; Laura Lorraine 1948-6-12 11823 Siskiyou East Fork of Scott River drainage, Parker Ranch, Plowman's [Noyes] Valley 1203 Comment
  CAS-BOT-BC169482  Betula occidentalis L. E. Smith 1913-3-28 617 Siskiyou Weed Comment
  CAS-BOT-BC169489  Betula occidentalis W. R. Dudley 1899-8-8 s.n. Siskiyou near Sisson Comment
  CHSC110508  Betula occidentalis Julie Kierstead Nelson; R. Posey, P. Zika, T. Derksen 2012-6-21 2012 -058 Siskiyou South Fork Willow Creek, foothills of N side Scott Mountain Rd. 42N19 Sec. 30; ca 1 mile S of Gazelle-Callahan Hwy. 1158 Comment
  CHSC110645  Betula occidentalis Julie Kierstead Nelson; Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -058 Siskiyou South Fork Willow Creek, foothills of N side of Scott Mountain. Rd. 42N19 Sec. 30; ca 1 mile S of Gazelle-Callahan Hwy. 1158 Comment
  CAS-BOT-BC102119  Bidens cernua A. A. Heller 1914-8-25 11718 Siskiyou Granite sand near Deetz station opposite Black Butte 1158 Comment
  CDA10501  Bidens cernua G. Deal 1964-8-31 Siskiyou Lower Lake Road, 0.5 mile west of So. Merrill Road, Tulelake. 0 Comment
  SD76151  Bidens vulgata Helen V. Witham 1969-10-7 570 Siskiyou Edge of Scott River, 10 miles west of Fot. Jones. 700 Comment
  HSC19288  Bistorta bistortoides J. O. Sawyer 1969-8-4 1903 Siskiyou Above S Sugar Lake 2043 Comment
  CAS-BOT-BC127929  Blepharipappus scaber Louis C. Wheeler 1934-6-22 2760 Siskiyou Cottonwood Creek 914 Comment
  HSC26152  Blepharipappus scaber J. P. Smith, J. O. Sawyer 1972-9-12 5767 Siskiyou Scott Mountain; 1/2 mile east of Scott Mountain Rd. (S.R. 3) 1646 Comment
  JEPS95284  Blepharipappus scaber Vernon H. Oswald and L. Ahart 1994-8-1 6444 Siskiyou T41N R6W NW1/4 Sec. 22, 3760 ft, Yellow Pine Forest. Junction of Forest Rd. 17 and Stewart Springs Rd., W of Weed 1146 Comment
  POM250770  Blepharipappus scaber D. D. Keck 1938-8-8 4861 Siskiyou 0.4 mile south of Scoot Mountain Lodge, near Mill Creek Scott Mountains. 1040 Comment
  POM351059  Blepharipappus scaber L. C. Wheeler 1934-6-22 2760 Siskiyou Cottonwood Creek, Siskiyou Mountains. Mt. Diablo Mer. 915 Comment
  CAS-BOT-BC16890  Boechera George Dexter Butler 1908-8-4 125 Siskiyou Head of Shackleford Creek. Comment
  SEINET3165963  Boechera acutina P. J. Alexander 2008-7-24 868 -C Siskiyou Below the Pacific Crest Trail on the NW side of Lilypad Lake, +-0.5 miles N of Seiad Valley, Siskiyou Mountains, Rogue River National Forest. 1737 Comment
  SEINET193233  Boechera breweri Lincoln Constance, Reed C. Rollins 1942-5-13 2910 Siskiyou Scott River 2 miles northwest of Scott Bar. 488 Comment
  CAS-BOT-BC16045  Boechera breweri subsp. shastaensis J. H. Thomas 1954-5-14 4175 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. 1219 Comment
  CAS-BOT-BC14273  Boechera pinetorum John Thomas Howell 1939-8-2 14913 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  CAS-BOT-BC14274  Boechera pinetorum John Thomas Howell 1937-7-21 13153 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  UC1483503  Boechera pinetorum J. Sawyer and J. Cole 1980-7-21 3840 Siskiyou n of F.S. Road 44N01 (near intersection with road to Lava Camp); Klamath National Forest, Medicine Lake Quad. 1676 Comment
  UC1483443  Boechera platysperma J. Sawyer and J. Cole 1980-7-20 3783 Siskiyou s of Grouse Hill (at n base of Badger Peak); Klamath National Forest, Medicine Lake Quad., Badger Peak 2145 Comment
  CAS-BOT-BC25417  Boechera retrofracta John Thomas Howell 1937-7-21 13203 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC25427  Boechera retrofracta K. T. Stillman 1976-8-7 181 Siskiyou Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC25614  Boechera retrofracta John Thomas Howell 1939-8-3 14952 Siskiyou Marble Mountains. Spriit Lake. 1828 Comment
  CAS-BOT-BC25624  Boechera retrofracta Margaret M. Stanna 1956-6-6 s.n. Siskiyou Glass Mountain. 2316 Comment
  JEPS53078  Boechera retrofracta Harley P. Chandler Jun 1901 1621 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  UC722144  Boechera retrofracta C. L. Hitchcock and J. S. Martin 1939-7-9 5310 Siskiyou between Kings Castle and Black Mt. (w side of ridge) 1828 Comment
  JEPS85500  Boechera rollei Wayne E. Rolle 1985-8-27 Siskiyou near Lilypad Lake (and Kangaroo Mt., Red Butte) 1767 Comment
  CAS-BOT-BC25730  Boechera sparsiflora Ira L. Wiggins 1955-7-22 13446 -A Siskiyou In South Fork of Salmon River, above Cecilville 9.5 miles. 1066 Comment
  UC166138  Boechera sparsiflora Geo. D. Butler 1910-4-16 1178 Siskiyou Klamath hills Klamath Comment
  SEINET5340463  Boechera stricta G. Butler 1900-7-8 1664 Siskiyou Shackleford Creek. 1219 Comment
  CAS-BOT-BC25930  Boechera suffrutescens John Thomas Howell 1937-7-21 13204 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  HSC97138  Botrychium virginianum Martin J. Lenz 2006-7-13 3081 Siskiyou ~ 2 aerial mi. NW of north Dunsmuir. 1040 Comment
  JEPS104442  Botrypus virginianus Martin J. Lenz 2003-8-1 36 Siskiyou approx 1.2 air mi WSW of Mott Airport, Dunsmuir 1048 Comment
  CAS-BOT-BC418465  Boykinia major John Thomas Howell 1939-8-3 14987 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC86545  Boykinia major D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  CAS-BOT-BC418421  Boykinia occidentalis Doris K. Kildale 1928-7-1 5329 Siskiyou Forks of Salmon Comment
  CAS-BOT-BC36691  Brassica rapa Alice Eastwood 1912-7-16 1127 Siskiyou McCloud. Comment
  CAS-BOT-BC100471  Brickellia californica Louis C. Wheeler 1934-9-15 3264 Siskiyou Klamath National Forest, Walker 518 Comment
  SEINET10514368  Briza maxima A. Arthur Heller 1905-6-20 Heller 8075 Siskiyou Gazelle. Comment
  UC164282  Brodiaea elegans subsp. elegans Geo. D. Butler 1910-5-29 1421 Siskiyou meadow near Yreka Comment
  UC635731  Brodiaea elegans subsp. elegans D. Tebbe 1929-7-15 135 Siskiyou White's Gulch Salmon Mts. Comment
  HSC77235  Brodiaea elegans subsp. elegans L. P. Janeway 1983-7-17 428 Siskiyou Near FS 18N33 about 3/4 mi. from the Grayback Rd. 1006 Comment
  SBBG15560  Brodiaea elegans subsp. elegans D. Myrick 1961-6-21 294 Siskiyou Hwy 99, just S of Yreka 914 Comment
  UC1265360  Bromus carinatus var. carinatus F. W. Oettinger 1969-9-1 1576 Siskiyou to Dry Lake, Salmon Mountains, western Siskiyou County Dry Lake; Salmon Mountains, Dry Lake 2133 Comment
  CAS-BOT-BC148798  Bromus carinatus var. marginatus John Thomas Howell 1939-8-2 14932 Siskiyou Marble Mountains. Spirit Lake. 1828 Comment
  CAS-BOT-BC156272  Bromus catharticus W. D. Hamilton 1946-4-19 s.n. Siskiyou 4 miles north of Davis. Comment
  HSC103038  Bromus commutatus J. P. Smith 2014-6-7 13896 Siskiyou Along State Route 3 at its junction with the East Fork of the Scott River 994 Comment
  POM211399  Bromus commutatus L. C. Wheeler 1934-6-22 2748 Siskiyou Siskiyou Mts., Cottonwood Creek. 915 Comment
  JEPS107285  Bromus japonicus Lowell Ahart, John Dittes 2005-6-9 12009 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  JEPS94892  Bromus japonicus Vernon H. Oswald and Lowell Ahart 1998-7-21 9326 Siskiyou Highway 97 between Weed and Macdoel (at the w end of Grass Lake); Grass Lake 1524 Comment
  HSC39663  Bromus orcuttianus J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-4 5736 Siskiyou Parrott Mill Rd, 2 mi. S of Sugar Creek 1341 Comment
  HSC68521  Bromus orcuttianus Maralyn A. Renner 1980-6-23 983 Siskiyou W Fork Seiad Creek 878 Comment
  RSA239073  Bromus orcuttianus Frederick W. Oettinger 1969-8-16 1392 Siskiyou near English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  SACT000688  Bromus sterilis G. Kimber 1934-6-9 Siskiyou Close to junction with Sacramento River Comment
  CDA16171  Bromus tectorum G. F. Hrusa, T. D. Wilfred 1999-5-31 15070 Siskiyou Klamath Ranges; E side of I-5 at Klamath R. rest area +- 10 mi N of Yreka area former homestead, numerous cultivated plants, persisting, no evidence of habitation. With Lupinus albifrons on slope above river, in undisturbed area. Annual, common. 640 Comment
  HSC101709  Bromus tectorum J. P. Smith, J. O. Sawyer 2011-6-25 13257 Siskiyou At the junction of Hwy. 3 and Callahan - Gazelle Road. 834 Comment
  CAS-BOT-BC185267  Calamagrostis koelerioides A. A. Heller 1915-8-26 12243 Siskiyou North side of Mount Eddy. Comment
  HSC22235  Calamagrostis koelerioides J. O. Sawyer 1968-9-9 664 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  HSC91977  Calamagrostis koelerioides Jennifer Whipple 1976-8-20 1717 Siskiyou S face of Mount Eddy draining into the N Fork of the Sacramento River 2470 Comment
  UC204771  Calamagrostis koelerioides Geo. D. Butler 1910-7-7 1661 Siskiyou Shackleford Creek Comment
  RSA237963  Callitriche heterophylla Frederick W. Oettinger 1969-8-15 1388 Siskiyou Inlet meadow to Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC163688  Callitriche verna Geo. D. Butler 1908-8-27 406 Siskiyou Oro Fino Creek Comment
  HSC68573  Calocedrus decurrens Maralyn A. Renner 1980-6-23 975 Siskiyou W Fork Seiad Creek 878 Comment
  RSA237991  Calocedrus decurrens Frederick W. Oettinger 1968-8-13 505 Siskiyou Northeast side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  RSA352871  Calocedrus decurrens B. C. Templeton 1969-9-5 11425 Siskiyou About 2 miles northwest of the town of Mt. Shasta 1090 Comment
  RSA37455  Calochortus elegans var. nanus Marion Ownbey, D. H. Brown 1941-6-23 2429 Siskiyou On ridge near Gunsight Peak, Mountains W of Yreka. Comment
  JEPS45936  Caltha biflora Rimo Bacigalupi and L. R. Heckard 1966-6-15 9180 Siskiyou In swampy edges Cedar Lake in The Eddys, upper drainage of the South Fork of the Sacramento River. 1731 Comment
  HSC4945  Caltha leptosepala J. O. Sawyer 1968-7-9 433 Siskiyou W of Little Duck Lake. 1936 Comment
  HSC96425  Caltha leptosepala Gordon Leppig, Tony LaBanca, Leonel Arguello 1997-6-27 494 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen 2200 Comment
  CAS-BOT-BC181518  Caltha leptosepala Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Comment
  UC89046  Calycadenia fremontii unknown 1890-10-1 Siskiyou near Sissons Comment
  CAS-BOT-BC273391  Calycadenia fremontii David D. Keck 1938-8-7 4851 Siskiyou Schoolhouse Hill, 5.5 m. NE of Callahan, on road to Gazelle 1100 Comment
  JEPS24805  Calycadenia truncata Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6814 Siskiyou about 4 mi n Weed (along US Hwy 99, on short grade down into floor of valley); Shasta Valley 920 Comment
  UC1971712  Calycadenia truncata 1978-8-17 2129 Siskiyou ca. 4.0 mi W of Gazelle on the Gazelle-Callahan Road, S of Yreka 950 Comment
  POM208289  Calycadenia truncata subsp. scabrella L. C. Wheeler 1934-6-26 2787 Siskiyou Camp Lowe, Klamath River, Siskiyou Mts 762 Comment
  POM53159  Calycadenia truncata subsp. scabrella E. B. Copeland 1903-7-4 3547 Siskiyou Klamathon. Comment
  CHSC9498  Calyptridium monospermum J. F. Goodwin 1971-7-3 148 Siskiyou Southeast side of Castle Lake, 0.1 mi south on Lookout Trail on east side of trail in open, grassy area; 9.2 mi. sw of Mt. Shasta City. 1676 Comment
  HSC4431  Calyptridium umbellatum William J. Ferlatte 1966-6-22 77 Siskiyou Josephine Lake Basin 1677 Comment
  SBBG30589  Calyptridium umbellatum D. Myrick 1968-6-27 2043 Siskiyou trail to Lake Josephine above Carter's Ranch, 5 mi S of Big Flat, head of Coffee Crk 1828 Comment
  UCD13284  Calystegia malacophylla K. F. Mawdsley 1996-7-10 18 c Siskiyou California, Siskiyou County. Trail from Castle Lake Trailhead to Little Castle Lake, T 39N R 4W, NW 1/4 of Section 19, Seven Lakes Basin 7.5 topo. Elevation 5800.. Comment
  CAS-BOT-BC221256  Calystegia malacophylla subsp. malacophylla Wm. Bridge Cooke 1940-6-7 15098 Siskiyou Along the Pacific Highway near Black Butte Comment
  UC54565  Calystegia malacophylla subsp. malacophylla H. M. Hall and E. B. Babcock June, 1903 4034 Siskiyou near Dunsmuir (Mount Shasta); , near Dunsmuir 762 Comment
  JEPS105292  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 1995-6-25 15116 Siskiyou Highway 3 at Soap Creek Summit (ca. 6 miles West of Yreka) 1280 Comment
  JEPS53273  Camelina microcarpa W. L. Jepson 1940-6-23 19984 Siskiyou about 2 mi e of Montague 822 Comment
  SEINET10463325  Campanula prenanthoides Muth 1976-7-26 MUTH s.n. Siskiyou NR KELLEY LAKE, PRESTON PK QUAD, NR HAPPY CAMP 4498', COBBLY SOIL Comment
  SEINET10840322  Campanula prenanthoides Muth 1976-7-29 MUTH s.n. Siskiyou Near Kuntz Creek, on the Seiad Valley Quadrangle; close to the town of Seiad Valley 1829 Comment
  SEINET3142707  Campanula prenanthoides G. D. Butler 1910-8-7 1815 Siskiyou Humbug Mountain 1219 Comment
  SEINET10462859  Campanula prenanthoides Butler 1908-7-20 BUTLER 37 Siskiyou HEAD OF LONG GULCH NEAR YREKA Comment
  SEINET10840321  Campanula prenanthoides Oettinger 1969-8-5 OETTINGER 1198 Siskiyou On southeast-facing slope along trail between Abbott's upper Cabin and English Lake, just above "Willow Springs" 1676 Comment
  SEINET10873251  Campanula prenanthoides Mize 1972-6-21 MIZE 72 Siskiyou Forks of Salmon quad, past first creek along trail. T12N R7E Sec. 31 305 Comment
  POM59331  Campanula rotundifolia E. B. Copeland 1903-9-7 3852 Siskiyou Mt. Eddy. 2744 Comment
  POM147896  Campanula scouleri J. B. Feudge 1927-7-22 1775 Siskiyou Mt. Shasta City 1067 Comment
  SEINET10463762  Campanula scouleri Ownbey 1940-7-8 OWNBEY 2226 Siskiyou Near summit of Siskiyou Mountains, 18 miles north of Happy Camp Comment
  SEINET10872979  Campanula scouleri Palmer 1892-7-13 Palmer 2469 Siskiyou Mount Shasta and vicinity Comment
  UCD66988  Campanula wilkinsiana Joseph DiTomaso 1980-8-21 1893 Siskiyou Kidd Creek Meadows, Trinity Alps Primitive Area. 2042 Comment
  CAS-BOT-BC266464  Campanula wilkinsiana W. B. C. 1939-8-24 13894 Siskiyou Mount Shasta. Along the creeks in Squaw Creek meadows Comment
  SEINET10463874  Campanula wilkinsiana Groves 1944-8-28 GROVES s.n. Siskiyou Panther Meadows, Mt. Shasta. Comment
  SEINET10463882  Campanula wilkinsiana Cooke 1939-8-24 COOKE 11894 Siskiyou COMMON ALONG CREEKS IN SQUAW VALLEY CREEK MEADOWS 2286 Comment
  HSC64113  Capsella bursa-pastoris J. P. Smith 1973-5-5 6657 Siskiyou Etna 793 Comment
  UCD77453  Cardamine bellidifolia Robert E. Preston 2001-6-23 1587 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, T42N R1W nw 1/4 of ne 1/4 Section 23 1950 Comment
  CAS-BOT-BC37744  Cardamine californica A. A. Heller 1921-7-7 13565 Siskiyou On Mount Eddy. 1828 Comment
  CAS-BOT-BC38067  Cardamine pachystigma W. R. Dudley 1893-6-20 s.n. Siskiyou Near Castle Lake, vicinity of Mount Shasta. Comment
  UC673284  Cardaria draba Lincoln Constance, Reed C. Rollins 1942-5-14 2920 Siskiyou 1 mi e of Yreka (Klamath-Siskiyou Region); Klamath-Siskiyou Region 762 Comment
  CDA6891  Carduus nutans C. S. Giebner 1966-7-1 Siskiyou Colly Road south of Grenada. 0 Comment
  CAS-BOT-BC539693  Carex John Thomas Howell 1937-7-22 13322 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC19761  Carex abrupta John Thomas Howell 1939-8-5 15066 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  POM254197  Carex abrupta J. T. Howell 1939-8-9 15192 Siskiyou Sky High Valley, Marble Mountains. 1829 Comment
  SEINET10585936  Carex abrupta David Castaner 1989-6-19 Castaner 10240 Siskiyou Along Hwy 3 Between Callahan and Gazelle along a rocky stream. 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
  UC143808  Carex athrostachya Dr. E. B. Copeland 1903-9-7 3866 Siskiyou Mount Eddy 2133 Comment
  JEPS63754  Carex barbarae W. L. Jepson Jul 1894 57 a Siskiyou Sisson Comment
  HSC76799  Carex bolanderi L. P. Janeway 1982-6-22 18 Siskiyou Next to creek 15 m below road from West Branch Guard Station towards Indian Creek 671 Comment
  CHSC98584  Carex brainerdii Thomas W. Nelson; Jane P. Nelson 1983-7-29 7506 Siskiyou Along Forest road 41N14 5 miles north of junction with Callaghan-Cecileville county road at crossing over Sugar Creek. 1432 Comment
  CAS-BOT-BC34158  Carex breweri J. W. Stacey 1938-7-28 11367 Siskiyou Mount Shasta. North Ridges. 2743 Comment
  UC823366  Carex breweri A. A. Heller 1922-7-3 13679 Siskiyou Mount Eddy above the head of Wagon Creek 2560 Comment
  HSC170  Carex cusickii William J. Ferlatte 1966-8-2 234 Siskiyou Big Flat, between campground and S fork of the Salmon River 1524 Comment
  CHSC88398  Carex dudleyi Jenny Marr 1993-7-1 157 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CHSC40198  Carex echinata subsp. echinata L. P. Janeway 1983-7-31 473 Siskiyou At Poker Flat. 1524 Comment
  CHSC96446  Carex echinata subsp. echinata Gordon Leppig; Jennifer Kalt 1996-7-9 367 Siskiyou Klamath National Forest. Russian Wilderness, Little Duck Lake Fen. In cirque west of Little Duck Lake. UTM Zone 10 NAD 1927, 503813E, 4572466N. 2200 Comment
  HSC69183  Carex echinata subsp. echinata Maralyn A. Renner 1980-8-31 2637 Siskiyou Twin Valley. 1494 Comment
  HSC81978  Carex echinata subsp. echinata Thomas W. Nelson, Jane P. Nelson 1979-6-16 4861 Siskiyou Above Mule Creek, along Hwy. 3, 4.4 mi. N of Scott Mtn. Summit 1220 Comment
  HSC76838  Carex exsiccata L. P. Janeway 1982-6-25 22 Siskiyou 300 m. SE of No Mans Creek, 600 m. up Creek from the Clear Creek Rd. 610 Comment
  JEPS25916  Carex feta W. L. Jepson 1894-8-4 53 a Siskiyou Mt. Shasta Comment
  UC195513  Carex feta Geo. D. Butler 1910-7-15 1785 Siskiyou Oro Fino Comment
  UC55223  Carex feta H. M. Hall and E. B. Babcock June, 1903 4061 Siskiyou Sisson Sierra Nevada Mountains, Mount Shasta 1066 Comment
  JEPS128455  Carex geyeri Julie Kierstead Nelson with Martin Lenz 2015-6-18 2015 -056 Siskiyou Headwaters of West Fork Parks Creek, 2 miles NNE of China Mountain; 7 miles W of town of Weed. Comment
  UC833774  Carex halliana A. A. Heller 1922-7-15 13689 Siskiyou at Medicine Lake Medicine Lake 2133 Comment
  HSC77213  Carex hassei L. P. Janeway 1983-8-6 489 Siskiyou At Poker Flat, near seep drainage at front edge of upper portion of meadow. 1524 Comment
  UC1540260  Carex heteroneura Dean W. Taylor 1987-6-26 9066 Siskiyou Paynes Springs, 2 mi SE from Medicine Lake, near head of easternmost spring. 1996 Comment
  SEINET7561745 Image available Carex hoodii L. P. Janeway 2006-7-1 8720 Siskiyou Deadman Peak 7.5' quad. Klamath Ranges. Salmon Mountains, just west of Carter Meadow, north side of South Fork Salmon River. 1579 Comment
  CHSC82807  Carex inops subsp. inops L. P. Janeway 2002-7-13 7641 Siskiyou High Cascade Range. Along a logging spur road 0.2 km south-east of Road 13 (Pilgrim Creek Road) 9.0 km northeast of the Military Pass Road (Road 19); 0.2 km north of Edison Creek. Visible along miles of Pilgrim Creek Road. 1347 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
  CAS-BOT-BC35525  Carex jonesii A. A. Heller 1922-7-15 13706 Siskiyou Medicine Lake 2133 Comment
  RSA237297  Carex jonesii Frederick W. Oettinger 1969-8-19 1454 Siskiyou Abbott s Basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1905 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
  RSA724914  Carex laeviculmis L. P. Janeway 2006-7-1 8721 Siskiyou Klamath Ranges, Salmon Mountains; Just west of Carter Meadow, north side of South Fork Salmon River. 1579 Comment
  CAS-BOT-BC31305  Carex lenticularis var. impressa Annetta Mary Carter 1939-8-20 1461 Siskiyou NW side of Taylor Lake, 12 mi SW of Etna, Salmon Mountains. 2026 Comment
  SEINET7564598 Image available Carex lenticularis var. impressa L. P. Janeway 2003-8-9 7957 Siskiyou Klamath Ranges. Siskiyou Mountains, west side of Echo Lake, between Cook and Green Pass and Red Butte. Kangaroo Mtn 7.5' quad. 1664 Comment
  HSC62583  Carex lenticularis var. impressa Al Hobart 1968-7-11 Siskiyou Youngs Valley Comment
  CAS-BOT-BC28428  Carex lenticularis var. lipocarpa William Bridge Cooke 1939-7-7 13613 Siskiyou In the bog formed by the lower Wagon Camp springs. 1737 Comment
  HSC85844  Carex luzulina L. P. Janeway 1983-7-10 398 Siskiyou Poker Flat 1524 Comment
  UCD140532  Carex luzulina Robert E. Preston 1996-7-24 984 Siskiyou 2 miles SE of Medicine Lake, at Paynes Springs. 2011 Comment
  CAS-BOT-BC31621  Carex luzulina var. luzulina John Thomas Howell 1937-7-23 13332 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  UC1598403  Carex luzulina var. luzulina Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4456 Siskiyou Panther Meadow on s side of mountain Shasta National Forest, Mt. Shasta Comment
  RSA577568  Carex mariposana L. C. Wheeler 1934-7-21 3014 Siskiyou Head of Jaynes Canyon. Siskiyou Mountains. 2043 Comment
  HSC77204  Carex mertensii L. P. Janeway 1983-8-13 529 Siskiyou S side and above S Fork Indian Creek 1433 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
  HSC35791  Carex multicaulis J. O. Sawyer 1969-6-12 932 Siskiyou Along trail to Duck Lake 1799 Comment
  CAS-BOT-BC23420  Carex multicostata John Thomas Howell 1937-7-26 13557 A Siskiyou Caribou Meadow Comment
  CAS-BOT-BC23426  Carex multicostata John Thomas Howell 1939-8-9 15231 Siskiyou Ridge south of Marble Valley, Marble Mts. Comment
  HSC39379  Carex multicostata J. O. Sawyer 1969-7-19 1426 Siskiyou SW facing slope above Deacon Lee Trail 2180 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
  JEPS101086  Carex nervina Dean W. Taylor 1987-8-5 9222 Siskiyou Tate Creek, at crossing of Forest Road 36N06 1484 Comment
  CAS-BOT-BC119642  Carex nigricans William Bridge Cooke 1938-7-18 11484 Siskiyou Horse Camp Springs; in springs above camp along the summit trail. Mt. Shasta. 2545 Comment
  SBBG30049  Carex nudata L. C. Wheeler 1934-9-22 3296 Siskiyou Walker, Klamath River 518 Comment
  UC1002  Carex nudata C. B. Bradley 1879-1 Siskiyou Siskiyou County Comment
  CAS-BOT-BC119205  Carex pachystachya Louis C. Wheeler 1934-7-2 2841 Siskiyou Little Smoky Creek, Sterling Mt. Siskiyou Mts. 1280 Comment
  CAS-BOT-BC118928  Carex pellita David Daniels Keck 1949-7-20 6366 Siskiyou Meadow's drainage channel below the Darlingtonia swamp, Scott Mt, summit 5360' Comment
  CAS-BOT-BC118936  Carex pellita W. R. Dudley 1905-8-3 s.n. Siskiyou Upper Sacramento below Weed and Sheldon Hill. Comment
  JEPS107830  Carex praegracilis Lowell Ahart, John Dittes 2005-6-10 12108 Siskiyou 30 yards east of the Shasta River, about 60 yards 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 Comment
  CAS-BOT-BC118790  Carex preslii George Dexter Butler 1909-6-13 806 Siskiyou Damp meadow near Oro Fins Comment
  CAS-BOT-BC118792  Carex preslii William Bridge Cooke 1939-7-21 13730 Siskiyou In small bog around lower Wagon Camp Springs 1737 Comment
  CHSC53540  Carex rossii L. P. Janeway 1983-8-7 521 Siskiyou Near 'Peak 5148'; +-open serpentine ridgetop near end of rd 17N32, ca 19 mi from Indian Cr Rd. 1554 Comment
  HSC86446  Carex rossii D. K. Imper 1987-7-22 Siskiyou 8 mi. E of Somes Bar, near Haypress Meadows 1372 Comment
  HSC470  Carex rostrata William J. Ferlatte 1966-8-3 293 Siskiyou Josephine Lake basin 1677 Comment
  HSC91375  Carex rostrata Jennifer Whipple 1977-8-6 2244 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CHSC40186  Carex scabriuscula L. P. Janeway 1983-8-27 623 Siskiyou Twin Valley lower meadow near trail, on w side of creek. 1493 Comment
  CHSC95999  Carex scabriuscula L. P. Janeway 2006-7-4 8788 Siskiyou Klamath Ranges. Scott Mountains; Darlingtonia fen and creeklet complex above Road 40N13 1.6 air km west of Scott Mountain Summit. 1728 Comment
  CHSC96000  Carex scabriuscula L. P. Janeway 2006-7-4 8789 Siskiyou Klamath Ranges. Scott Mountains; Darlingtonia fen and creeklet complex above Road 40N13 1.6 air km west of Scott Mountain Summit. 1728 Comment
  HSC91274  Carex scabriuscula Jennifer Whipple 1976-6-30 1216 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  SEINET7575018 Image available Carex scopulorum var. bracteosa Frederick W. Oettinger 1969-9-4 1649 Siskiyou Tobacco Lake. The High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1890 Comment
  UC835683  Carex simulata Frank W. Gould 1940-5-14 1232 b Siskiyou Bull Meadow Goosenet Mountains 1524 Comment
  HSC76946  Carex spectabilis K. T. Stillman 1976-7-14 232 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  SEINET7575726 Image available Carex spectabilis Frederick W. Oettinger 1968-9-9 796 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, north of Tom's Lake. 2012 Comment
  CHSC82751  Carex straminiformis L. P. Janeway 2002-7-13 7639 Siskiyou High Cascade Range. 1.0 km west of the western edge of Medicine Lake; 0.2 km southeast of Road 43N48 on west side of the road to a cinder pit. 2079 Comment
  CAS-BOT-BC117067  Carex straminiformis William Henry Brewer 1398 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC33154  Carex straminiformis William Henry Brewer 1397 Siskiyou Mount Shasta 2743 Comment
  CAS-BOT-BC115853  Carex subfusca Cyrus Guernsey Pringle 1881-8-17 s.n. Siskiyou Mt. Shasta 2438 Comment
  SEINET10912836  Carex subfusca George D. Butler 1910-5-29 Butler 1426 Siskiyou Slough near Yreka. Comment
  CAS-BOT-BC115162  Carex vesicaria Edward Lee 1934-8-13 1075 Siskiyou Happy Camp-Waldo (Oregon) Road. Watershed of W Branch of Indian Creek. 1371 Comment
  CAS-BOT-BC115169  Carex vesicaria John Thomas Howell 1939-8-9 15191 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  HSC736  Cassiope mertensiana subsp. ciliolata William J. Ferlatte 1966-8-5 351 Siskiyou Caribou Mtn. 2470 Comment
  HSC737  Cassiope mertensiana subsp. ciliolata William J. Ferlatte 1967-7-25 733 Siskiyou Caribou Basin 1982 Comment
  JEPS74435  Cassiope mertensiana subsp. ciliolata W. J. Ferlatte 1966-8-5 351 Siskiyou Caribou Mtn. 2468 Comment
  SEINET7042828  Castilleja A. G. Vestal 1955-5-16 s.n. Siskiyou Serpentine ca. 6.2 miles northwest of Weed. Weed quadrangle UTM Zone 10, 543291mE, 4591309mN. Comment
  HSC673  Castilleja applegatei William J. Ferlatte 1967-7-26 746 Siskiyou Caribou Basin, ridge W of Big Caribou Lake. 2134 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
  SBBG16533  Castilleja applegatei D. Myrick 1961-6-19 267 Siskiyou near Mt Shasta City 1066 Comment
  HSC91215  Castilleja applegatei subsp. pinetorum Jennifer Whipple 1976-6-11 963 Siskiyou S face of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  JEPS8024  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lincoln Constance, Joe Tracy et al. 1951-7-16 3452 Siskiyou along trail ascending Little Grayback from summit of the Takilma-happy Camp road; Little Grayback 1706 Comment
  POM298035  Castilleja applegatei subsp. pinetorum A. A. Heller 1916-6-20 12398 Siskiyou Metcalfe Ranch, n.e. of Mt. Eddy. 1189 Comment
  RSA296405  Castilleja applegatei subsp. pinetorum Lincoln Constance, R. C. Bacigalupi, Joseph P. Tracy 1951-6-16 3452 Siskiyou Along trail ascending Little Grayback from the summit of the Takilma-Happy Camp road. Siskiyou-Del Norte Co. boundary. 1707 Comment
  UC54607  Castilleja applegatei subsp. pinetorum H. M. Hall and E. B. Babcock 1903-1 4114 Siskiyou near Sheep Rock (in Shasta Valley); Sierra Nevada Mountains, Mount Shasta, Shasta Valley 1524 Comment
  JEPS36500  Castilleja applegatei subsp. pinetorum Edward J. O'Neill 1964-8-1 Siskiyou Upper Klamath Unit No. 1, Oregon-California boundary Klamath Basin National Wildlife Refuge Comment
  RSA425927  Castilleja applegatei subsp. pinetorum M. B. Dunkle 1944-8-25 9174 Siskiyou Siskiyou National Forest. Coastal Northern California. Comment
  HSC69263  Castilleja arachnoidea J. O. Sawyer 1980-7-20 3734 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  JEPS26032  Castilleja arachnoidea Lauramay T. Dempster with Clare B. Hardham 1961-7-1 1842 Siskiyou 1.5 mi e White Mtn. (along ridge from Condrey Peak to White Mtn, watershed between Dutch Creek (Applegate River) and Horse Creek (Klamath River)); Siskiyou Mtns., Dutch Creek, Horse Creek 1889 Comment
  JEPS76189  Castilleja arachnoidea T. I. Chuang with Fei-Mei Chuang 1977-7-22 7633 Siskiyou Panther Meadow Mt. Shasta 2194 Comment
  UC1037255  Castilleja arachnoidea Leo Whitney 1935-7-15 3476 Siskiyou 2 mi s Medicine Lake; Bullseye Lake Comment
  UC1190242  Castilleja arachnoidea Ira L. Wiggins 1955-7-27 13557 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  UC1483513  Castilleja arachnoidea John Palmer 1980-7-24 667 Siskiyou Dillon Divide; Klamath National Forest, Dillon Mtn. Quad. 1706 Comment
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May 25 2011
  RSA165516  Castilleja arachnoidea Clare B. Hardham 1961-6-30 8029 Siskiyou Near Mud Springs. Comment
  SEINET3159134  Castilleja arachnoidea subsp. schizotricha G. D. Butler 1910-7-9 1711 Siskiyou Wooly Creek 1676 Comment
  CAS-BOT-BC32640  Castilleja excelsa John Thomas Howell 1939-8-4 15058 Siskiyou Near Spirit Lake, Marble Mts. 1828 Comment
  HSC82560  Castilleja lacera Thomas W. Nelson, Jane P. Nelson 1979-5-26 4719 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  UCR21105  Castilleja lacera T. W. Fisher, Earl Oatman, R. E. Orth 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  UC1190141  Castilleja miniata Ira L. Wiggins 1955-7-27 13555 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  UC163709  Castilleja miniata Geo. D. Butler 1910-6-3 1472 Siskiyou Quartz Valley Comment
  CAS-BOT-BC254023  Castilleja miniata J. M. Tucker 1963-8-17 3740 Siskiyou Edge of Red Rock Creek, in vicinity of cabin; lower Red Rock Valley, Marble Mountain Wilderness Area 1493 Comment
  CDA33294  Castilleja miniata T. C. Fuller 1974-9-24 20044 Siskiyou Northwestern; Klamath Ranges region; Headwaters of Horse Creek, southwest slope of White Mountain, Siskiyou Mountains. 0 Comment
  RSA43901  Castilleja miniata H. M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road. Comment
  HSC104288  Castilleja miniata subsp. miniata Samantha E. Andres 2016-7-4 21 Siskiyou Marble Mountain Wilderness; alongside Pacific Crest Trail near the Sky High Lakes Trailhead 1829 Comment
  CAS-BOT-BC32646  Castilleja pinetorum var. fragilis Copeland 1903-8-14 s.n. (= no. 3883 of C.F. Baker's distribution) Siskiyou Sisson, N. Cal. Comment
  HSC69502  Castilleja pruinosa John S. Palmer 1980-7-24 646 Siskiyou Dillon Divide 1707 Comment
  JEPS46074  Castilleja pruinosa L. R. Heckard, and R. Bacigalupi, Ed Stuhl 1966-6-20 1526 a Siskiyou n side Mt. Shasta (along Bolam logging road) 1828 Comment
  SEINET3159254  Castilleja pruinosa G. D. Butler 1910-4-19 1198 Siskiyou near Yreka 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
  RSA0001038  Castilleja schizotricha Geo. D. Butler 1910-7-9 1711 Siskiyou Wooly Creek. 1677 Comment
  RSA0005982  Castilleja shastense E. B. Copeland 1903-8-15 3805 Siskiyou Mount Shasta. 2317 Comment
  JEPS68264  Castilleja tenuis L. R. Heckard 1972-5-31 2938 Siskiyou about 2 mi e Gazelle (on road to Weed) Comment
  CDA41391  Castilleja tenuis Vernon H. Oswald & Lowell Ahart 1998-6-11 9207 Siskiyou Dry Lake on the south side of Tennant Road, ca. 9 air miles east of Grass Lake, ca. 22 air miles northeast of Weed. Comment
  CAS-BOT-BC48697  Ceanothus cordulatus A. A. Heller 1905-6-16 8051 Siskiyou Near Sisson 1219 Comment
  CAS-BOT-BC48704  Ceanothus cordulatus A. A. Heller 1905-6-16 8051 Siskiyou Near Sisson Comment
  JEPS42269  Ceanothus cordulatus L. N. Lorenzen 1920-6-9 Siskiyou Sisson 1127 Comment
  SD104892  Ceanothus cordulatus Darley Howe 1979-6-26 Siskiyou Road 1 mi. N of Ca. Hwy 89, 3 mi. E of McCloud 945 Comment
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Mar 5 2015
  CAS-BOT-BC48387  Ceanothus cuneatus John Thomas Howell 1939-7-31 14859 Siskiyou Scott Valley near Fort Jones Comment
  HSC36764  Ceanothus cuneatus J. P. Smith 1974-5-25 7398 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  POM172486  Ceanothus cuneatus Geo. D. Butler 1909-4-30 667 Siskiyou Yreka Comment
  CAS-BOT-BC50249  Ceanothus integerrimus D. E. Breedlove 1962-6-10 3306 Siskiyou on steep east bank of Indian Creek, along Indian Creek Road, 10.5 miles northwest of Happy Camp; Siskiyou Mountains 518 Comment
  HSC25662  Ceanothus integerrimus J. O. Sawyer 1969-8-18 2020 Siskiyou SE facing midslope near CCC Rd. Comment
  POM85993  Ceanothus integerrimus var. macrothyrsus Geo. D. Butler 1910-5-21 1381 Siskiyou Klamath hills Comment
  RSA399889  Ceanothus integerrimus var. peduncularis M. B. Dunkle 1944-7-7 9075 Siskiyou Deer Creek. 1768 Comment
  POM126443  Ceanothus integerrimus var. puberulus Lewis C. Rosenbaum 1916-7-7 s.n. Siskiyou Shasta Springs. Comment
  UC455334  Ceanothus prostratus I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat (Mt. Bradley); Mt. Bradley 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
  CHSC33390  Ceanothus velutinus John Sawyer 1977-7-6 3020 Siskiyou Open slopes south of Little Duck Lake. 2133 Comment
  RSA238025  Ceanothus velutinus Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1228 Siskiyou Southeast of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1905 Comment
  RSA398982  Ceanothus velutinus M. B. Dunkle 1944-7-7 9074 Siskiyou Deer Creek. 1768 Comment
  RSA82882  Ceanothus velutinus J. M. Tucker 1950-7-23 1938 Siskiyou Beside road to Panther Meadows, S slope of Mt Shasta. 1524 Comment
  CAS-BOT-BC63155  Ceanothus velutinus W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox. Comment
  CAS-BOT-BC52843  Ceanothus velutinus var. velutinus Doris K. Kildale 1929-7-20 8709 Siskiyou Raspberry Lake, near east spur Preston Peak Comment
  CAS-BOT-BC52844  Ceanothus velutinus var. velutinus Doris K. Kildale 1928-8-20 6588 Siskiyou Lily Pad Lake near Hancock Lookout on trail to Marble Mt. Comment
  CDA21534  Centaurea X moncktonii B. Villegas 2001-7-8 s.n. Siskiyou Northern California; Indian Creek Bridge near Happy Camp. 0 Comment
  OBI55419  Centaurea stoebe subsp. micranthos David J. Keil 1992-7-20 23500 Siskiyou Klamath NF, SW of Fort Jones. 1 mi N of Kelsey crk along Scott River Rd 800 Comment
  RSA240102  Cephalanthera austiniae Frederick W. Oettinger 1969-8-25 1549 Siskiyou Little North Fork Trail. The Salmon Mountains; the high lake basins in the vicinity of English Peak; Marble Mountain Wilderness Area 2012 Comment
  CHSC95105  Cerastium arvense L. P. Janeway 2006-7-2 8736 Siskiyou Klamath Ranges. Salmon Mountains; east side of Trail Gulch (Creek) about 100 m south of its mouth at South Fork Salmon River (and Carter Meadow). Edge of large moist meadow. 1585 Comment
  CDA3353  Cerastium dichotomum T. C. Fuller 1962-5-18 8746 Siskiyou B.M. Long property, Little Shasta Road, 5 miles east of Montague. 0 Comment
  UC1229866  Cerastium dichotomum T. C. Fuller 1962-5-18 8475 Siskiyou Little Shasta Rd 5 mi e Montague (B. M. Long prop.) Comment
  CAS-BOT-BC384980  Cerastium dichotomum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53387 Siskiyou Yreka 792 Comment
  CAS-BOT-BC384982  Cerastium dichotomum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53571 Siskiyou Yreka 822 Comment
  CAS-BOT-BC384989  Cerastium dichotomum M. V. Maxwell 1961-5-10 s.n. Siskiyou 5 mi. e. of Montague 807 Comment
  RSA157734  Cerastium dichotomum T. C. Fuller 1962-5-18 8746 Siskiyou B. M. Long prop., Little Shasta Rd., 5 miles E of Montague. Comment
  HSC36689  Cercis occidentalis Brent Whiteley 1975-6-21 14 Siskiyou 223 Comment
  UC15100  Cercis occidentalis State Survey Aug 1862 1328 Siskiyou Shasta City; mountain Comment
  CAS-BOT-BC135401  Cercocarpus betuloides var. betuloides Carl B. Wolf 1934-7-5 5975 Siskiyou 4 mi. from Oak Knoll Ranger Station on Klamath River, on road to Dry Lake Lookout - Siskiyou Mts. 1066 Comment
  POM316818  Cercocarpus ledifolius Patricia Wilder 1965-9-29 4191 Siskiyou Lava Beds National Monument at campground, Tule Lake 1372 Comment
  CAS-BOT-BC148511  Cercocarpus ledifolius var. ledifolius Louis C. Wheeler 1934-9-5 3246 Siskiyou Sterling Mt. 2127 Comment
  JEPS74499  Cercocarpus ledifolius var. ledifolius W. J. Ferlatte 1967-7-26 762 Siskiyou nw side of Caribou Mountain; Trinity Alps, Caribou Mountain 1981 Comment
  UC136528  Cercocarpus ledifolius var. ledifolius E. B. Copeland 1903-7-6 3562 Siskiyou Hornbrook; Pacific Coast, Hornbrook Comment
  CAS-BOT-BC100653  Chaenactis douglasii var. alpina Wm. Bridge Cooke 1938-9-8 11662 Siskiyou Mount Shasta, near Squaw Creek Meadows 2590 Comment
  CAS-BOT-BC276781  Chaenactis douglasii var. douglasii K. T. Stillman 1976-7-21 279 Siskiyou Marble Mountain Wilderness Area 1981 Comment
  JEPS94397  Chaenactis douglasii var. douglasii Vernon Oswald and Lowell Ahart 1997-7-28 8769 Siskiyou 16 mi s of Medicine Lake (Forest Route 49 (Powder Hill Road) at 41N03 to Porcupine Butte); Forest Route 49 1365 Comment
  CAS-BOT-BC276744  Chaenactis douglasii var. douglasii Ynez Whilton Winblad 1941-7-1 s.n. Siskiyou Between Weed and Dunsmuir Comment
  HSC46952  Chaenactis douglasii var. douglasii William J. Ferlatte 1974-7-15 1542 Siskiyou Yellow Rose Mine; On tailings from mine shaft 1982 Comment
  JEPS125881  Chaenactis suffrutescens Dean W. Taylor 1996-7-25 15833 Siskiyou Klamath National Forest; Scott Mountains, on watershed divide between Crater Creek drainage and Mountain House Creek drainage, about 15 air miles W of Weed. Comment
  UC1718090  Chaenactis suffrutescens John S. Mooring 1962-6-16 s.n. Siskiyou Greenview, at dead end of Main Street Comment
  RSA78943  Chamaebatiaria millefolium E. K. Balls, Percy C. Everett 1952-10-12 18170 Siskiyou Modoc Lava Beds Monument, road from Indian Well to Tule Lake, 0.5 miles from Indian Well Ranger Station. 1433 Comment
  CAS-BOT-BC141586  Chamaebatiaria millefolium V. June Wetherell 1961-8-9 492 Siskiyou Lava Beds National Monument Comment
  HSC65290  Chamaecyparis lawsoniana Rich White 1978-7-18 258 Siskiyou Near stream outlet of Raspberry Lake. 1555 Comment
  SEINET7342597 Image available Chamaecyparis nootkatensis Steve Selva, Roger Jensen 1974-1 40 Siskiyou T16N, R5E, Sec 6. Collected in the environs of Devils Punchbowl. Comment
  UC54566  Chamaesaracha nana H. M. Hall and E. B. Babcock Jun 1903 4041 Siskiyou Sisson; Sierra Nevada Mountains, Mount Shasta 1066 Comment
  RSA624995  Chamaesyce maculata L. C. Wheeler 1963-8-23 8266 Siskiyou Klamath River: Walker (near Oak Knoll). Comment
  RSA572329  Chamaesyce serpillifolia W. Bridge Cooke 1940-7-5 15220 Siskiyou Along the Wagon Camp road in dry places near Howard, Mount Shasta. 1220 Comment
  CAS-BOT-BC166099  Chamerion angustifolium subsp. circumvagum Gilbert J. Muth 1969-8-7 1269 Siskiyou Boulder Peak Ridge Comment
  HSC77087  Chamerion angustifolium subsp. circumvagum K. T. Stillman 1976-7-30 332 Siskiyou Marble Mtn. Wilderness Area, Elk Valley. Comment
  CAS-BOT-BC68250  Cheilanthes gracillima J. H. Thomas 1954-5-14 4173 Siskiyou Salmon Mountains, Klamath National Forest - Near South fork of Salmon River, 5 to 9 miles souteast of Cecilville, 1219 Comment
  CAS-BOT-BC68242  Cheilanthes gracillima Gilbert Muth 1965-8-6 s.n. Siskiyou Trail to backside of Blk Mt. Comment
  SEINET8671710 Image available Cheilanthes gracillima Marian Ownbey, Ruth P. Ownbey 1938-1 1754 Siskiyou 2.5 miles northwest of Dry Lake Lookout; summit of Siskiyou Mountains Comment
  UC399623  Cheilanthes gracillima H. M. Hall 1909-7-28 8647 Siskiyou head of Salmon River 1645 Comment
  UCSB51233  Cheilanthes gracillima Almanza, Ed 1976-7-14 Siskiyou Castle Crags, Trinity Mountains 2438 Comment
  RSA423238  Chenopodium L. C. Wheeler 1934-6-2 2621 Siskiyou Oak Knoll Ranger Station, Klamath River. Siskiyou Mtns. (Mt Diablo Mer.) 671 Comment
  RSA624458  Chenopodium atrovirens L. C. Wheeler 1935-7-26 3709 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  UC375328  Chenopodium berlandieri Geo. D. Butler 1908-7-4 1065 Siskiyou Yreka Comment
  JEPS59738  Chenopodium botrys W. L. Jepson 1914-8-9 5742 Siskiyou McCloud 1036 Comment
  RSA478563  Chenopodium rubrum L. C. Wheeler 1934-10-21 3338 Siskiyou Shasta Valley 8 miles NE of Gazelle. 869 Comment
  CDA23401  Chenopodium rubrum var. rubrum R. Pederson, G. Pederson 1979-8-15 Siskiyou Lower Klamath National Wildlife Refuge. Comment
  CAS-BOT-BC451437  Chimaphila menziesii Louis C. Wheeler 1934-8-24 3221 Siskiyou Siskiyou Mts., Trapper Creek 1615 Comment
  HSC141  Chimaphila menziesii William J. Ferlatte 1966-8-3 270 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  CHSC71575  Chimaphila umbellata Vernon H. Oswald; Lowell Ahart 1998-8-3 9433 Siskiyou Near the Pacific Crest Trail in the Scott Mtns. west of Kangaroo Lake. 1981 Comment
  JEPS93914  Chimaphila umbellata Vernon H. Oswald and Lowell Ahart 1998-8-3 9433 Siskiyou w of Kangaroo Lake (near the Pacific Trail in the Scott Mountains); Scott Mountains 1981 Comment
  UC1185281  Chimaphila umbellata H. E. Brown Jul 1 1897-Jul 15 1897 Siskiyou s. side Mt. Shasta 1524 Comment
  RSA68953  Chimaphila umbellata subsp. occidentalis A. E. Culbertson 1943-7-17 5 Siskiyou Near Forest Service Camp Grd. about a mile downstream from Castle Lake on road to town of Shasta; on north slope of a 6600' eastern spur of Trinity Mts. and 1500 above Sacramento R., within 9 air miles of its headwaters to the west., Mt. Shasta 13 miles to NE. 1524 Comment
  CAS-BOT-BC184898  Chloris virgata T. C. Fuller 1966-10-5 15243 Siskiyou West side of Interstate 5 just south of exit to Hilts. Comment
  CAS-BOT-BC497626  Chlorogalum angustifolium Lewis S. Rose 1945-6-22 45178 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC36381  Chrysolepis chrysophylla W. R. Dudley 1907-8-27 s.n. Siskiyou Salmon Mountains Comment
  HSC27629  Chrysolepis chrysophylla Carl W. Mize 1972-6-22 90 Siskiyou In a draw past cut block #48 1113 Comment
  HSC36664  Chrysolepis chrysophylla Brent Whiteley 1975-6-28 91 Siskiyou 915 Comment
  CAS-BOT-BC36238  Chrysolepis sempervirens Wm. Bridge Cooke 1938-9-8 11645 Siskiyou North side of Red Butte, Mount Shasta 2468 Comment
  HSC4938  Chrysolepis sempervirens J. O. Sawyer 1968-6-25 331 Siskiyou 1646 Comment
  RSA68860  Chrysolepis sempervirens A. E. Culbertson 1943-7-2 96 Siskiyou Along Castle Lake road from town of Shasta; lower n. slopes of 6600' eastern spur of Trinity Mts., about 10 air miles from headwaters of Sacramento R., to west and 12 miles s.w. of Mt. Shasta. 1220 Comment
  UC618841  Chrysolepis sempervirens unknown 1938-7-22 11330 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  UCD110154  Chrysolepis sempervirens J. M. Tucker 1947-5-17 1555 Siskiyou ca. 5 miles southeast of Callahan, beside road up Scott Mountain. Comment
  SBBG25330  Chrysolepis sempervirens J. M. Tucker, L. K. Mann 1963-7-4 3692 Siskiyou rd from Etna to Sawyer's Bar, ca. 4.7 mi (by rd) SW of Etna Comment
  SEINET3134428  Chrysothamnus viscidiflorus subsp. viscidiflorus L. S. Rose 1941-8-28 41427 Siskiyou Dorris 1292 Comment
  SJSU3017  Chrysothamnus viscidiflorus subsp. viscidiflorus J. W. Tilden 1967-8-21 1768 Siskiyou 2 mi N of Weed Comment
  UC1048584  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1941-8-28 41427 Siskiyou Dorris 1291 Comment
  HSC104251  Cinna latifolia Dana York 2011-9-8 3082 Siskiyou Klamath National Forest, Marble Mountain Wilderness, along the Pacific Crest Trail, ~650 m SE of Paradise Lake 1950 Comment
  RSA239135  Cinna latifolia Frederick W. Oettinger 1968-9-2 663 Siskiyou Southwest of Upper English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  RSA237664  Circaea alpina subsp. pacifica Frederick W. Oettinger 1967-7-26 191 Siskiyou Alder thicket at creek from spring near Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UCD130565  Cirsium cymosum D. H. Shaw; T. C. Fuller 1978-7-5 s.n. Siskiyou north side York Road, 0.3 km east of Bryant-Willow Creek Road, 15 km north of Montague. Comment
  CAS-BOT-BC32850  Cirsium douglasii var. breweri Alice Eastwood 1912-7-17 1199 Siskiyou Sisson Comment
  JEPS59123  Cirsium douglasii var. breweri Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou meadows at Sissons Region of the Upper Sacramento, Strawberry Valley, Sissons Comment
  CAS-BOT-BC285551  Cirsium occidentale var. candidissimum Alice Eastwood 1917-9-2 6668 Siskiyou Shasta Springs Comment
  CAS-BOT-BC285573  Cirsium occidentale var. candidissimum L. E. Smith 1913-7-24 510 Siskiyou Yreka Comment
  CAS-BOT-BC288014  Cirsium occidentale var. candidissimum Doris K. Kildale 1928-7-25 5865 Siskiyou Klamath River between Gottville and Brown's Resort Comment
  HSC152  Cirsium remotifolium William J. Ferlatte 1966-8-3 263 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  RSA0070878  Cirsium remotifolium M. B. Dunkle 1945-1 9338 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  UC165435  Cirsium remotifolium var. odontolepis Geo. D. Butler 1910-7-9 1695 Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC439046  Cistanthe monosperma Alice Eastwood 1921-7-24 10760 Siskiyou Castle Lake Comment
  CAS-BOT-BC228984  Cistanthe umbellata Alice Eastwood 1912-8-30 2016 Siskiyou Mount Eddy Comment
  HSC64522  Clarkia amoena J. P. Smith, Steve Selva 1970-6-15 3927 Siskiyou 7 mi. NW of Forks of Salmon Comment
  CAS-BOT-BC172046  Clarkia gracilis subsp. gracilis Roxana S. Ferris; Laura Lorraine 1948-6-12 11711 Siskiyou Schoolhouse Hill, Plowmans Valley (Noyes Valley), east fork of Scott River Comment
  JEPS25540  Clarkia lassenensis Rimo Bacigalupi with Lincoln Constance 1959-6-17 7157 Siskiyou 4 mi ne Weed (slopes across from junction of Big Springs Road with U.S. 97) 1066 Comment
  CAS-BOT-BC163462  Clarkia purpurea subsp. quadrivulnera Freed W. Hoffman 1948-7-7 2416 Siskiyou Callahan 1005 Comment
  UC1034589  Clarkia purpurea subsp. quadrivulnera Douglas Barbe 1955-7-1 73 Siskiyou 1.3 mi e Etna (s of the Westside Rd. to Callahan); Klamath Mountains 853 Comment
  UC1299417  Clarkia purpurea subsp. quadrivulnera Freed W. Hoffman 1948-7-7 2416 Siskiyou Callahan 1005 Comment
  CAS-BOT-BC163458  Clarkia purpurea subsp. quadrivulnera Geo. D. Butler 1909-5-14 747 Siskiyou Klamath River Comment
  CAS-BOT-BC163460  Clarkia purpurea subsp. quadrivulnera Rodney Gregg 1948-6-15 s.n. Siskiyou Near reservoir, Yreka Comment
  UC1949050  Clarkia purpurea subsp. quadrivulnera Barbara Ertter with Thomas J. Delendick 1987-5-17 6972 Siskiyou W side Rt. 3 N of Callahan, 1.7 mi N of S Fk Scott River bridge Comment
  HSC19168  Clarkia rhomboidea J. O. Sawyer 1969-7-9 1220 Siskiyou On trail to S Sugar Lake 1692 Comment
  POM32374  Clarkia rhomboidea Geo. D. Butler 1910-5-30 1436 Siskiyou Near Hawkinsville Comment
  HSC58961  Claytonia cordifolia Gilbert Muth 1976-7-28 5195 Siskiyou Near Kuntz Creek, close to the town of Seiad Valley 1830 Comment
  JEPS43185  Claytonia cordifolia Geo. D. Butler 1910-6-5 1510 Siskiyou Shackleford Creek Comment
  JEPS82478  Claytonia cordifolia Gilbert Muth 1966-7-8 354 Siskiyou Marble Mt. Wilderness Area; Marble Valley 1792 Comment
  RSA466953  Claytonia exigua subsp. exigua L. C. Wheeler 1935-3-18 3378 Siskiyou Cottonwood Creek. 945 Comment
  HSC61812  Claytonia lanceolata Ruby Van Deventer 8 Jun [year missing] Siskiyou Poker Flat 1585 Comment
  JEPS43220  Claytonia lanceolata W. L. Jepson 1907-7-5 2836 Siskiyou Marble Mt. 2133 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
  CHSC88107  Claytonia rubra subsp. depressa Jenny Marr 1993-7-1 117 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC164031  Claytonia rubra subsp. rubra Geo. D. Butler 1910-5-5 1289 Siskiyou Humbug Mountain 1219 Comment
  CDA23965  Claytonia saxosa G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2644 Siskiyou Schoolhouse Hill, summit of Gazelle/Callahan Road, 11.3 km east of Callahan. Comment
  CAS-BOT-BC443862  Claytonia sibirica Wm. Bridge Cooke 1938-6-24 11182 Siskiyou Mount Shasta. Bear Springs Comment
  CHSC98057  Claytonia sibirica K. L. Chambers 1984-6-10 5138 Siskiyou Mt. Shasta City, Big Springs at the city park towards N end of city, W of old highway. On the stone check-dam and at edge of creek below it,. Comment
  CAS-BOT-BC443860  Claytonia sibirica Elmer I. Applegate 1923-9-7 3958 Siskiyou Canyon Creek, Doggett Ridge, near Klamath River Comment
  CAS-BOT-BC92760  Clematis ligusticifolia H. A. Thomas; J. H. Thomas 1954-7-23 4460 Siskiyou Salmon-Trinity Mountains, about 6 miles southeast of Cecilville. 883 Comment
  CAS-BOT-BC92766  Clematis ligusticifolia Edward Lee 1934-8-10 1022 Siskiyou South bank of Klamath River between McKinney and Parkhouse creeks (near Hamburg). 609 Comment
  RSA332446  Clematis ligusticifolia J. P. Smith, Steve Selva 1970-7-16 4412 Siskiyou Beaver Creek Campground 823 Comment
  UC144225  Cleome platycarpa A. A. Heller 1905-6-9 8010 Siskiyou Montague Comment
  HSC30434  Clintonia uniflora Frederick W. Oettinger 1969-8-7 1277 Siskiyou Marble Mtn. Wilderness Area, SE end of English Lake 1768 Comment
  JEPS61604  Clintonia uniflora W. L. Jepson 1937-7-30 18547 Siskiyou Poker Flat, headwaters of Indian Creek Indian Creek; , Poker Flat 1584 Comment
  RSA237956  Clintonia uniflora Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1277 Siskiyou Salmon Mountains, the high lake basins in the vicinity of English Peak Marble Mountain Wilderness Area; at southeast end of English Lake. 1768 Comment
  RSA237561  Collinsia linearis Frederick W. Oettinger 1969-7-11 978 Siskiyou Due west of northwest end of Hancock Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness. 1951 Comment
  CDA41377  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2600 Siskiyou 3 km east of Forest Mountain summit, Highway 3, southwest of Yreka. Comment
  RSA237559  Collinsia rattanii Frederick W. Oettinger 1968-8-16 544 Siskiyou Red Hill near outlet of Hancock Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  CHSC1739  Collinsia torreyi M. Yoder 1941-7-6 Siskiyou Castle Lake. 1981 Comment
  JEPS69759  Collinsia torreyi var. latifolia W. B. & V. G. Cooke 1972-7-6 45456 Siskiyou along Mud Creek Dam Rd Mt. Shasta 1371 Comment
  RSA12500  Collinsia torreyi var. latifolia Carl B. Wolf 1934-7-4 5936 Siskiyou Horse Creek Rd. to Dry Lake Lookout, Siskiyou Mts. 13.5 mi. from Horse Creek Bridge on Klamath River. 1524 Comment
  HSC35790  Collinsia torreyi var. wrightii J. O. Sawyer 1969-7-11 1323 Siskiyou E facing slope above S Sugar Creek 1890 Comment
  JEPS5107  Collinsia torreyi var. wrightii Annie M. Alexander and L. Kellogg 1911-6-28 206 Siskiyou Wildcat Pk 2194 Comment
  HSC76757  Collomia grandiflora K. T. Stillman 1976-7-21 270 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  JEPS70994  Collomia grandiflora Willis L. Jepson Jul 24 1894-Aug 10 1894 14995 Siskiyou Sisson Region of the Upper Sacramento Comment
  POM75196  Collomia grandiflora Geo D. Butler 1910-5-19 1366 Siskiyou Yreka. Comment
  HSC45993  Collomia heterophylla J. P. Smith 1973-5-5 6458 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  HSC19057  Collomia heterophylla J. O. Sawyer 1969-7-1 959 Siskiyou Ridge above Paynes Lake Creek 1433 Comment
  HSC19056  Collomia tinctoria J. O. Sawyer 1969-7-16 1148 Siskiyou W of Waterdog Lake 2073 Comment
  UC52508  Collomia tinctoria Harley P. Chandler 1901-6-1 1634 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges 2133 Comment
  UCD77564  Collomia tinctoria Robert E. Preston 2001-7-21 1733 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, Rainbow Mountain. 2158 Comment
  UCD138922  Corallorhiza maculata J. M. Tucker; D. V. Hemphill 1974-7-27 4303 Siskiyou on Sandy Ridge ca. 4.5 miles from Haypress Meadows; beside trail Monument Lake, Marble Mountain Wilderness Area. 1859 Comment
  RSA184810  Corallorhiza maculata Gilbert Muth 1966-7-14 397 Siskiyou Marble Valley, Marble Mountains 1793 Comment
  CHSC105587  Cordylanthus tenuis subsp. pallescens Barbara L. Wilson; Richard E. Brainerd 2010-8-3 16187 Siskiyou South of Black Butte, east of the dump, on Shasta-Trinity National Forest property; UTM zone 10T, 555437 east, 4577898 North. Comment
  CAS-BOT-BC278773  Cordylanthus tenuis subsp. tenuis Peter F. Zika; Barbara Wilson 2011-7-31 25697 Siskiyou Road 26, 10.2 road miles from junction with FS Road 40N405, 1 air mile W of N end of Siskiyou Lake, Klamath Range (KR) 1060 Comment
  CDA36728  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson, Richard E. Brainerd 2010-8-4 16210 Siskiyou Old Stagecoach Road, about 0.5 mile north of Forest Service road 41N26, the Eddy Creek Road, on both sides of the road. Comment
  SEINET3863430  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson, Dick Brainerd 2010-8-4 16210 Siskiyou Old Stagecoach Road, about 0.5 mile north of Forest Service road 41N26, the Eddy Creek Raod.; 0 996 Comment
  UCD123165  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-3 16191 Siskiyou Shasta-Trinity National Forest, along road 40N26 west of Lake Siskiyou. On north side of road. 1198 Comment
  JEPS85955  Cordylanthus tenuis subsp. viscidus Don Burk 1990-8-18 Siskiyou 0.3 mi below Gumboot Creek crossing (both sides of rd 40N26); The Eddy's 1706 Comment
  POM78082  Cornus glabrata Geo. D. Butler 1910-5-22 1385 Siskiyou Yreka Creek. Comment
Read comments
Jan 23 2011
  RSA397706  Cornus glabrata B. C. Templeton 1957-6-22 7736 Siskiyou Between Callahan and Gazelle. Comment
  CDA38549  Cornus glabrata T. R. Haig & F. D. Horn 1981-6-16 s.n. Siskiyou Robertson Ranch, Callahan Road, Gazelle. 0 Comment
  CAS-BOT-BC212057  Cornus nuttallii L. B. Kildale 1930-6-1 9824 Siskiyou Etna Mills Comment
  HSC67733  Cornus nuttallii John Palmer 1980-8-12 704 Siskiyou SE of Ward's Gap. 1189 Comment
  CHSC451  Cornus sericea subsp. sericea M. Yoder 1941-7-21 Siskiyou Castle Lake. 1981 Comment
  UCD77294  Cornus sericea subsp. sericea Robert E. Preston 2001-6-30 1661 Siskiyou Klamath National Forest, Hemlock Lake, T42N R1W se 1/4 of se 1/4 Section 14 1889 Comment
  RSA8556  Cornus stolonifera Elmer I. Applegate 1923-9-7 3947 Siskiyou Doggett Creek, Klamath River. Comment
  UC375260  Corylus californica Geo. D. Butler 1908-7-12 1073 Siskiyou near Yreka Comment
  UC375261  Corylus californica Geo. D. Butler 1908-11-2 1076 Siskiyou Forest House road Comment
  CAS-BOT-BC180203  Corylus cornuta subsp. californica A. A. Heller 1905-6-5 7971 Siskiyou Between Shasta Retreat and Shasta Springs Comment
  HSC101719  Crataegus gaylussacia J. P. Smith, J. O. Sawyer 2011-6-25 13279 Siskiyou Along Lighthill Road, 0.1 mile north of Hwy. 3. 832 Comment
  JEPS109397  Crataegus gaylussacia Dean W. Taylor 2004-7-19 19186 Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  UC1041113  Crepis intermedia J. W. Congdon 1900-8-16 Siskiyou Castle Lake Trail Comment
  UC91846  Crepis modocensis subsp. modocensis T. S. Brandegee July, 1887 Siskiyou Ager Comment
  UC313843  Crepis monticola J. L. Collins 1927-6-8 Siskiyou Yreka Comment
  POM29158  Crepis monticola Geo. D. Butler 1910-1 148 Siskiyou Thickets near Yreka Comment
  UCD130939  Crepis monticola G. L. Stebbins Jr.; A. A. Beetle 1942-5-30 3261 Siskiyou 3 miles south of Yreka. 822 Comment
  CDA4445  Crepis occidentalis Jess Grisham 1958-5-12 399 -58 Siskiyou W.H. Gamble property, Yreka. 0 Comment
  UC581299  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-11 1885 Siskiyou flat about 2 mi s Yreka 810 Comment
  HSC46192  Crepis occidentalis subsp. occidentalis Jennifer Whipple 1977-4-30 1877 Siskiyou Scott Valley near Weston Gulch 854 Comment
  CAS-BOT-BC290838  Crepis occidentalis subsp. pumila Roxana S. Ferris; Laura Lorraine 1948-6-12 11786 Siskiyou Scott Mountain Road south of Callahan Comment
  CAS-BOT-BC290877  Crepis pleurocarpa John Thomas Howell 1937-7-29 13646 Siskiyou Scott Mt. between Trinity and Siskiyou cos. Comment
  UC485353  Crepis pleurocarpa I. J. Condit 1909-8-23 25 Siskiyou near Sisson; Castle Lake 1981 Comment
  CAS-BOT-BC290867  Crepis pleurocarpa G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-19 2438 Siskiyou On Park's Creek 1 mi. below Stewarts Springs 1120 Comment
  OBI47579  Crepis pleurocarpa K. T. Stillman 1976-8-7 204 Siskiyou Marble Mtn Wilderness Area. Scatt Bar quad. T43N, R12W, sec 22 Comment
  CDA34521  Crocidium multicaule B. Villegas, Jodi Aceves 2011-5-24 s.n. Siskiyou Klamath National Forest, USFS Road 45N01 off USFS Road 45N11Y. 0 Comment
  SEINET9459397  Croton setiger G. D. Butler 1910-7-28 1794 Siskiyou Near Yreka. Comment
  UC857144  Cryptantha intermedia Milo S. Baker 1936-6-12 8285 Siskiyou about 42 mi n Weed (Highway 97) Comment
  RSA46762  Cryptantha intermedia L. S. Rose 1945-6-18 45089 Siskiyou Horse Creek and Klamath River. 503 Comment
  HSC63983  Cryptantha milobakeri J. P. Smith, Steve Selva 1970-6-14 3862 Siskiyou Comment
  UC564180  Cryptantha subretusa Elmer I. Applegate 1935-6-10 9486 Siskiyou s side Caldwell Butte (s Siskiyou County); Lava Beds National Monument Comment
  HSC91392  Cryptantha subretusa Jennifer Whipple 1976-6-25 1133 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2470 Comment
  HSC27642  Cryptantha torreyana Carl W. Mize 1972-6-21 75 Siskiyou Along main trail 305 Comment
  JEPS25598  Cryptantha torreyana Rimo Bacigalupi 1959-7-2 7230 Siskiyou near n base of Caribou Mtn. (headwaters of South Fork of the Salmon River, just s of low divide (Trinity Co. boundary) separating Coffee Creek drainage from that of Salmon River); South Fork of the Salmon River, Big Flat Campground 1508 Comment
  UC857280  Cryptantha torreyana John Thomas Howell 1937-7-29 13655 Siskiyou between Trinity and Siskiyou County; Scott Mountain Comment
  RSA47775  Cryptantha torreyana Roxana S. Ferris, Laura Lorraine 1948-6-12 11853 Siskiyou 1.5 miles below summit of Gazelle Mountain grade, east side. 1418 Comment
  CAS-BOT-BC80559  Cupressus bakeri John Thomas Howell 1934-7-4 12386 Siskiyou between Timbered Crater and Little Hot Springs Valley Comment
  RSA142696  Cupressus bakeri Al Hobart 1961-7-13 4 Siskiyou Mt. Preston 2134 Comment
  RSA17603  Cupressus bakeri C. B. Wolf 1934-10-8 6167 Siskiyou Modoc Lava Beds, 1 mile NE of Timbered Crater on old Stage road from Dana to Little Hot Springs Valley 1220 Comment
Read comments
Mar 29 2012
  RSA176220  Cupressus bakeri C. O. Stone 1964-6-6 287 Siskiyou 100 yards NE of Quarry in Sec. 25 SW/4 SW/4 NE/4 Fall River Mills quad 1110 Comment
  RSA22774  Cupressus bakeri O. V. Matthews 1939-7-3 19 Siskiyou Southwest of Sullivan Mine. Cook-Green Region, 3 miles south of Blue Ledge Mine 1220 Comment
  POM120002  Cupressus bakeri Geo D. Butler 1910-7-4 1637 Siskiyou Goosenest foothills 1220 Comment
  SEINET8369569  Cupressus bakeri C. V. Matthews 1939-3-8 Siskiyou SE Siskiyou Co., Type locality. Comment
  RSA292911  Cuscuta howelliana Reino Alava 1958-9-2 2392 Siskiyou 3 miles northwest of Weed, head of Shasta Valley. Comment
  UC879584  Cuscuta suksdorfii Louis C. Wheeler 1934-7-31 3011 Siskiyou 1 mi e Dry Lake Lookout; Siskiyou Mts. 1828 Comment
  UC564181  Cycladenia humilis var. humilis Elmer I. Applegate 1935-6-10 9492 Siskiyou s. slopes of Caldwell Butte; Lava Beds Nat'l Monument, Caldwell Butte Comment
  CHSC42658  Cymopterus terebinthinus var. californicus Vernon Oswald 1986-5-29 2076 Siskiyou Hwy 97 between Weed and Grass Lake, 9.8 mi ne of Weed. 1158 Comment
  RSA29836  Cynoglossum occidentale L. C. Wheeler 1934-6-7 2649 Siskiyou Siskiyou Mountains: Hungry Creek Lookout. 1502 Comment
  UC838417  Cyperus bipartitus Louis C. Wheeler 1934-8-31 3229 Siskiyou Lund Ranch, W. Fork Beaver Creek Siskiyou Mts., W. Fork Beaver Creek, Lund Ranch 1066 Comment
  JEPS93885  Cyperus squarrosus Vernon H. Oswald and Lowell Ahart 1998-7-21 9338 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
  HSC1032  Cystopteris fragilis R. C. Wunner 1965-6-20 231 Siskiyou Lava Beds N.M., entrance of Thunderbolt Cave 1463 Comment
  RSA237512  Cystopteris fragilis Frederick W. Oettinger 1968-9-1 649 Siskiyou South of Abbott s Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  HSC71073  Dactylis glomerata M. A. Baker 1980-6-20 2224 Siskiyou Near Bald Mtn. 1036 Comment
  HSC19078  Danthonia intermedia subsp. intermedia J. O. Sawyer 1969-8-2 1703 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  CHSC30182  Darlingtonia californica M. S. Taylor 1980-6-23 2942 Siskiyou On e side of 39N45 in Soapstone Gulch, ca. 2 mi s ... Field redacted by CHSC, contact the data manager for more information 1676 Comment
  SEINET6647407  Darlingtonia californica E. McClintock, W. Roderick 1967-7-28 s.n. Siskiyou Gumboat Lake, SW Mt. Eddy 1829 Comment
  RSA240079  Darmera peltata Frederick W. Oettinger 1969-8-29 1561 Siskiyou Main N Fork Trail betw 4th and 5th river crossing. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. Comment
  RSA15800  Datura stramonium Carl B. Wolf 1927-8-26 1051 Siskiyou Klamath River. 3 miles below Gottenville P.O. Comment
  UC1191432  Delphinium Herbert L. Mason 1948-7-18 13626 Siskiyou Grass Lake Comment
  JEPS86161  Delphinium decorum subsp. tracyi Wayne Roderick 1966-6-23 Siskiyou just e Pass; Cook and Green pass area 1371 Comment
  CAS-BOT-BC8971  Delphinium depauperatum Elmer Ivan Applegate 1923-8-17 3840 Siskiyou Medicine Lake Comment
  CAS-BOT-BC8755  Delphinium glaucum L. R. Short 1933-8-7 115 Siskiyou Klamath National Forest, Marble Mountains 1798 Comment
  JEPS74466  Delphinium glaucum W. J. Ferlatte 1966-8-18 404 Siskiyou 3 mi s Big Flat; Trinity Alps 1584 Comment
  SBBG30506  Delphinium nuttallianum D. Myrick 1968-6-24 2000 Siskiyou Mountain Meadow Ranch, Big Flat; Coffee Crk 1524 Comment
  UC1409277  Delphinium nuttallianum Frederick W. Oettinger 1969-7-18 1054 a Siskiyou sw English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  UC467721  Delphinium nuttallianum Annie M. Alexander and Louise Kellogg 1911-6-27 195 Siskiyou Wildcat Pk. Comment
  HSC39219  Delphinium nuttallianum J. O. Sawyer 1969-7-2 1016 Siskiyou Near summit above Lipstick Lake 2226 Comment
  SD143485  Delphinium nuttallianum H. Dearing, M. Dearing 1938-6-29 2190 Siskiyou Wagon Camp, Mt. Shasta 1829 Comment
  RSA758077  Deschampsia cespitosa subsp. cespitosa Barbara Ertter 1990-7-14 9320 Siskiyou East side of Mount Eddy about 4 air miles due west of Mount Shasta City, at streamlet near end of Forest Road 41N53, about 1 mile north of Morgan Meadows 1677 Comment
  UCD61387  Deschampsia danthonioides R. Tofsrud 1948-8-1 Siskiyou Summit on road from Happy Camp, Siskiyou Co. to O'Brien, Oregon. Comment
  CAS-BOT-BC201940  Deschampsia elongata Alice Eastwood 1921-7-24 10773 Siskiyou Castle Lake Comment
  CAS-BOT-BC201942  Deschampsia elongata Lewis S. Rose 1945-6-18 45122 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC201949  Deschampsia elongata Gilbert Muth 1966-7-18 415 Siskiyou Marble Gap Trail, above Marble Valley, Marble Mts. 1828 Comment
  HSC68534  Deschampsia elongata Maralyn A. Renner 1980-6-25 1083 Siskiyou Little South Fork Indian Creek, W Fork 1220 Comment
  JEPS80523  Deschampsia elongata Gilbert Muth 1966-7-18 415 Siskiyou meadow above Marble Valley (Marble Gap Trail); Marble Mt. Wilderness Area, Marble Gap Trail 1828 Comment
  RSA126058  Deschampsia elongata I. L. Wiggins 1955-7-22 13449 Siskiyou Gravel bar in S Fork of Salmon R, 9.5 mi. above Cecilville 1067 Comment
  UC1950437  Deschampsia elongata Barbara Ertter 1990-7-14 9335 Siskiyou where several forks join before a steep drop; Wagon Creek on E side of Mt Eddy, ca 4 airmiles W of Mt. Shasta City Comment
  UC204770  Deschampsia elongata Geo. D. Butler 1910-7-13 1769 Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC201932  Deschampsia elongata L. P. Janeway 1983-8-28 627 Siskiyou Siskiyou Mountains; at Poker Flat 1524 Comment
  UC166617  Descurainia incana Geo. D. Butler 1908-8-4 Siskiyou Head of Shackleford Creek Comment
  POM94894  Descurainia incana subsp. viscosa Geo. D. Butler 1908-8-4 126 Siskiyou Head of Shackleford Creek. Comment
  HSC76699  Descurainia incisa subsp. incisa K. T. Stillman 1976-8-7 217 Siskiyou Marble Mtn. Wilderness Area, Elk Valley 1829 Comment
  RSA184719  Descurainia obtusa subsp. adenophora Gilbert Muth 1966-7-19 426 Siskiyou Meadow above horse pasture, Marble Mtns. 1805 Comment
  CHSC106267  Descurainia sophia Lowell Ahart; John Dittes 2010-7-30 16942 Siskiyou About 5 yards south of the Shasta River, about 10 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  UC1034067  Descurainia sophia unknown 1941-7-11 16044 Siskiyou vicinity MacBride Springs (along the Memorial Highway); Mount Shasta Comment
  UC855986  Descurainia sophia A. A. Heller 1916-7-20 12463 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  CAS-BOT-BC43522  Descurainia sophia Wm. Bridge Cooke 1941-7-11 16044 Siskiyou Mount Shasta. In the vicinity of MacBride Springs and along the Memorial Highway. 1524 Comment
  CAS-BOT-BC402219  Dicentra chrysantha Volney Rattan 1884-1-1 s.n. Siskiyou Road to Stony Creek down Black Butte Comment
  JEPS26518  Dicentra formosa Lauramay T. Dempster 1961-7-1 1844 Siskiyou between Condry Peak and White Mountain Comment
  CAS-BOT-BC402474  Dicentra formosa subsp. formosa Jas. McMurphy 1914-4-1 s.n. Siskiyou Pitt Comment
  RSA0028774  Dicentra formosa subsp. formosa J. P. Smith 1973-5-5 6480 Siskiyou Along Cook and Green Pass road. Comment
  RSA120726  Dicentra pauciflora S. S. Tillett 1956-7-9 644 Siskiyou E of Scott Mountain, ca. 8 mi. SE of Callahan. Trinity-Siskiyou Cos line. 1829 Comment
  UCSB12329  Dicentra uniflora Dearing, Hugh; Dearing, Margaret 1938-6-21 Siskiyou Mt. Shasta 2438 Comment
  SEINET4899747  Dichelostemma pulchellum Jack Seely 1991-5-30 s.n. Siskiyou Klamath National Forest; West Branch Comment
  UCD35445  Dieteria canescens Beecher Crampton 1956-8-22 3864 Siskiyou South slope of Mt. Shasta, Wagon Camp Road, about 4 miles southwest of Panther Meadow. 1828 Comment
  CAS-BOT-BC291006  Dieteria canescens var. shastensis A. A. Heller 1920-8-12 13521 Siskiyou Between Horse Camp and the spring, Mt. Shasta Comment
  UC303520  Dieteria canescens var. shastensis Geo. B. Grant 1902-9-7 5111 Siskiyou Mt. Shasta 2438 Comment
  CAS-BOT-BC153647  Diplacus jepsonii Elmer I. Applegate 1923-8-18 3866 Siskiyou Top of Redshale Mountain, east of Medicine Lake Comment
  CAS-BOT-BC153726  Diplacus nanus Clare B. Hardham 1961-6-30 8030 Siskiyou Mud Springs 1981 Comment
  CAS-BOT-BC153738  Diplacus nanus Wm. Bridge Cooke 1940-6-4 15005 Siskiyou Along the Bolam Road Comment
  JEPS8800  Dipsacus fullonum W. L. Kleaver 1915-5-31 1 Siskiyou Yreka Comment
  RSA755664  Dodecatheon alpinum Barbara J. Ertter, Julie Kierstead, Jim Nelson 1990-7-15 9370 Siskiyou ca 1 mile east of Toad Lake at head of Middle Fork Sacramento River, ca. 8 air miles west of Mount Shasta City. 1982 Comment
  UCD77606  Dodecatheon alpinum Robert E. Preston 2001-6-23 1609 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W nw 1/4 of nw 1/4 Section 23 1965 Comment
  HSC381  Dodecatheon jeffreyi William J. Ferlatte 1967-7-25 727 Siskiyou Caribou Basin 1982 Comment
  UC54922  Dodecatheon jeffreyi W. T. Mooney June, 1902 Siskiyou Yreka Comment
  CHSC118450  Dodecatheon jeffreyi Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne 2016-6-9 2016 -028 Siskiyou Lower Parks Creek watershed, E Klamath Range; slope above Forest Service Road 42N19, 4 miles northwest of Stewart Springs. UTM NAD 83 Zone 10, 539166m E, 4587170m N. 1529 Comment
  HSC29233  Dodecatheon jeffreyi Frederick W. Oettinger 1969-7-17 1051 Siskiyou Marble Mountain Wilderness Area, along inlet stream on SW side of Upper English Lake 1768 Comment
  RSA297050  Dodecatheon jeffreyi John F. Emmel 1974-7-19 518 Siskiyou wet meadow 0.2 air mile west of Lily Pad Lake. 1753 Comment
  UC1199666 Image available Downingia bacigalupii John H. Weiler and A. P. Nelson 1960-6-24 60205 Siskiyou along Ager-Beswick Road 2.7 mi sw California-Oregon border; ; Siskiyou Co. Comment
  UC1244079  Downingia pulcherrima John Weiler and A. P. Nelson 1960-6-25 60207 Siskiyou 2.3 mi nw Weed (at the side of Highway 99) Comment
  JEPS103651  Downingia yina T. Obrien 1996-8-9 Siskiyou Klamath National Forest. Vernal pool approximately 6.0 miles E of HWY 97 on Tennant Road, W of Tennant 1463 Comment
  JEPS53500  Draba nemorosa Geo. D. Butler 1910-4-10 1162 Siskiyou near Yreka Comment
  UCR37813  Draba pterosperma K. T. Stillman 1976-7-30 318 Siskiyou Marble Mtn Wilderness Area, ridge top just north of Black Mt. 2104 Comment
  JEPS60249  Draperia systyla L. R. Heckard with L. Constance and R. Ornduff 1969-6-25 2315 Siskiyou Near Fall Creek Inn along Gilman Road, between Sacramento and McCloud arms of Shasta Lake 396 Comment
  UC455949  Draperia systyla I. J. Condit 1911-7-7 Siskiyou Shasta Retreat, along Rail Road 1066 Comment
  HSC64754  Drymocallis glandulosa J. P. Smith, Steve Selva 1970-7-17 4460 Siskiyou Below Kangaroo Lake. 1890 Comment
  JEPS47209  Drymocallis glandulosa var. glandulosa Geo. D. Butler 1909-5-31 779 Siskiyou Humbug Comment
  HSC29648  Drymocallis glandulosa var. reflexa Frederick W. Oettinger 1968-8-22 598 Siskiyou Marble Mtn. Wilderness Area, ridge between English Peak and Diamond Lake 2165 Comment
  HSC69172  Drymocallis lactea var. lactea Maralyn A. Renner 1980-8-6 2330 Siskiyou Cracker Meadow 1555 Comment
  CAS-BOT-BC159284  Drymocallis lactea var. lactea A. A. Heller 1915-8-26 12217 Siskiyou Near the source of Wagon Creek, Mt. Eddy 2621 Comment
  UC637037  Echinochloa crus-galli Edward Lee 1934-8-10 1018 Siskiyou Klamath River, south bank between McKinney and Parkerhouse Creeks; Klamath River, South bank 609 Comment
  CAS-BOT-BC197244  Echinochloa muricata Dorothy Parker 1948-8-24 87 Siskiyou Plowman's Valley, East Fork of Scott River 1066 Comment
  CAS-BOT-BC113350  Eleocharis engelmannii Doris K. Kildale 1928-7-25 5890 Siskiyou Klamath River at Mack's Creek near Hamburg Comment
  JEPS19432  Eleocharis obtusa Geo. D. Butler 1908-8-28 7 Siskiyou Oro Fino Comment
  SBBG27205  Eleocharis parishii L. C. Wheeler 1934-8-31 3230 Siskiyou Lund Ranch, W Fork Beaver Crk; Siskiyou Mtns 1066 Comment
  UCD49862  Eleocharis suksdorfiana Robert E. Preston 2001-7-21 1748 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 2066 Comment
  CAS-BOT-BC227126  Elymus Dorothy Parker 1957-7-16 s.n. Siskiyou Cabin Meadow Creek, Scott Mt. Range 1828 Comment
  HSC22087  Elymus X hansenii J. O. Sawyer 1968-7-9 420 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  UC53735  Elymus elymoides subsp. elymoides W. L. Jepson 1895-1 Siskiyou Shasta Comment
  HSC30580  Elymus glaucus subsp. glaucus Frederick W. Oettinger 1969-8-18 1423 Siskiyou Marble Mountain Wilderness Area, N end of Horse Range Lake 1822 Comment
  CAS-BOT-BC213810  Elymus repens R. E. Frenkel 1964-7-14 683 Siskiyou On an east shoulder of Everitt Memorial Highway near Mount Shasta, 1.0 mile north of McCloud River RR crossing. 1341 Comment
  CAS-BOT-BC213812  Elymus repens Dorothy Parker 1945-9-9 121 Siskiyou Fields on Parker Ranch, Plowman's Valley 1097 Comment
  RSA240051  Epilobium brachycarpum Frederick W. Oettinger 1969-8-12 1339 Siskiyou Along Main, North Fork Trail, between Yellow Dog Creek and Abbott s Lower Cabin. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CHSC97986  Epilobium ciliatum subsp. ciliatum Jennifer Whipple 1977-8-6 2242 Siskiyou Dale Creek drainage on the north face of Mount Eddy. Elevation 7200 to 7600 feet. 2255 Comment
  HSC99788  Epilobium ciliatum subsp. ciliatum G. L. Clifton, Griswold 1979-7-23 9009 Siskiyou Near Paynes Springs, close to the town of Macdoel 1997 Comment
  SEINET8198342  Epilobium ciliatum subsp. glandulosum D. W. Taylor 2002-8-7 18299 Siskiyou Logging road below Tamarack Lake, East Fork of Trinity River; seepage area ca. 300 m South of area shown on topographic maps as "4991T", 0.2 miles North of the creek crossing 1547 Comment
  UC164409  Epilobium ciliatum subsp. glandulosum Geo. D. Butler 1908-8-7 166 Siskiyou bank of lake at head of creek West Fork of Wooley Creek Comment
  UCD77622  Epilobium ciliatum subsp. glandulosum Robert E. Preston 2001-7-20 1696 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, north slope of Rainbow Mountain, N of Hemlock Lake. 1755 Comment
  UC971917  Epilobium densiflorum Herbert L. Mason 1950-7-15 14045 Siskiyou Scott Creek Scott Valley (stream wash) Comment
  SEINET6637348 Image available Epilobium glaberrimum subsp. glaberrimum C. G. Pringle 1881-8-16 s.n. Siskiyou Siskiyou County Comment
  HSC29160  Epilobium glaberrimum subsp. glaberrimum Frederick W. Oettinger 1969-8-3 1150 Siskiyou Salmon Mtns., Halfway Spring, English to Diamond Lake trail 1829 Comment
  SEINET9073962 Image available Epilobium glaberrimum subsp. glaberrimum Frederick W. Oettinger 1969-1 1150 Siskiyou Halway Spring, English to Diamond Lake. Trail 1829 Comment
  HSC60819  Epilobium minutum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  RSA299463  Epilobium minutum J. P. Smith 1973-5-5 6521 Siskiyou Scott Bar along the Scott River. Comment
  SEINET10632317  Epilobium oreganum Alice Eastwood 1921-7-30 Eastwood 10999 Siskiyou Soda Creek Comment
  SEINET10815063 Image available Epilobium paniculatum Edward L. Greene 1876-8-28 Greene 1029 Siskiyou Near Etna. Comment
  CHSC1127  Epilobium siskiyouense V. Holt 1936-7-18 Siskiyou Mt. Eddy. 2438 Comment
  UC42745  Equisetum hyemale subsp. affine M. A. Howe 1894-8-8 196 Siskiyou woods near Shasta Springs Comment
  JEPS68261  Equisetum laevigatum L. R. Heckard 1972-5-31 2934 Siskiyou se Montague (along road at Shasta River R.R. Bridge) 822 Comment
  JEPS60117  Equisetum telmateia subsp. braunii Geo. D. Butler 1909-4-11 682 Siskiyou Shasta Springs Comment
  UCSC004593  Eragrostis Randall Morgan 2004-8-3 4271 Siskiyou Castle Crags State Park, Sacramento River Comment
  HSC27219  Eragrostis cilianensis J. P. Smith, J. O. Sawyer 1971-9-18 4792 Siskiyou Hwy. 3 between Callahan and Etna at the turnoff to the Proctor Ranch. Comment
  UCR142758  Eragrostis cilianensis L. C. Wheeler 1934-10-24 3346 Siskiyou Siskiyou Mtns, Oak Knoll Ranger Station, Klamath River 671 Comment
  UC817674  Eragrostis mexicana subsp. virescens Louis C. Wheeler 1934-10-6 3314 Siskiyou Oak Knoll Ranger Station; Siskiyou Mts., Klamath River 670 Comment
  SEINET3164603  Eremocarpus setiger G. D. Butler 1910-7-28 1794 Siskiyou near Yreka Comment
  UC375492  Eremocarpus setiger Geo. D. Butler 1908-7-16 1031 Siskiyou Klamath River Comment
  CAS-BOT-BC168334  Eremogone congesta var. congesta Alice Eastwood 1912-8-30 s.n. Siskiyou Mount Eddy Comment
  CAS-BOT-BC174226  Eremogone congesta var. congesta David D. Keck 1938-8-8 4874 Siskiyou At Trinity Co. line: Scott Mountain Divide, between Scott Mtn. and Craggy Peak 1675 Comment
  HSC81999  Eremogone congesta var. congesta Thomas W. Nelson, Jane P. Nelson 1979-6-16 4854 Siskiyou Along Hwy. 3, 3.1 mi. N of Scott Mtn. Summit 1280 Comment
  SEINET5336687  Eremogone congesta var. congesta G. Butler 1908-8-3 51 Siskiyou Loy Lake Comment
  CHSC84756  Eremogone congesta var. suffrutescens L. P. Janeway 2003-8-9 7960 Siskiyou Klamath Ranges. Siskiyou Mountains between Cook and Green Pass and Red Butte; along trail from the crest down north slope to Echo Lake, just over north edge of the ridge. 1786 Comment
  JEPS116879  Eriastrum signatum David Gowen 2007-7-11 776 Siskiyou South of the town of Lake Shastina. Along dirt road to dump/dirt storage area off of Big Springs Rd., and just north of Jackson Ranch Rd. Comment
  HSC4759  Ericameria bloomeri William J. Ferlatte 1966-9-18 486 Siskiyou Big Flat; wooded area near public camp 1524 Comment
  POM261490  Ericameria bloomeri W. Bridge Cooke 1938-9-17 11687 Siskiyou Horse Camp. Hudsonian. 2439 Comment
  UC501626  Ericameria bloomeri Frank W. Peirson 1923-7-19 3890 Siskiyou w base Mt. Shasta (road crossing of Whitney Creek); , Whitney Creek Comment
  UC630401  Ericameria bloomeri Annetta Carter 1939-8-21 1475 Siskiyou near crest of peak above se end of Taylor Lake (12 mi sw of Etna); Salmon Mountains 2286 Comment
  UC86517  Ericameria bloomeri J. D. Hooker and A. Gray 1877-1 Siskiyou n base Shasta Comment
  SEINET204960  Ericameria bloomeri Loran C. Anderson, Kent Fish 1965-8-17 2943 Siskiyou 3 miles north of town of Mount Shasta 1128 Comment
  CAS-BOT-BC287494  Ericameria greenei Louis C. Wheeler 1934-9-2 3238 Siskiyou Klamath Forest 1828 Comment
  RSA178673  Ericameria greenei A. A. Heller 1927-8-1 14438 Siskiyou Along the base of Spring Hill near the town of Mt. Shasta on the headwater of the Sacramento River. Comment
  RSA237450  Ericameria greenei Frederick W. Oettinger 1967-8-24 322 Siskiyou Near lookout, along trail on west slope of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  HSC2236  Ericameria nauseosa Geo. D. Butler 1910-8-15 1839 Siskiyou Shasta Valley Comment
  SJSU15105  Ericameria nauseosa var. oreophila C. W. Sharsmith 1992-9-17 9242 Siskiyou Devils Homestead (lava flow) Lava Beds National Monument Comment
  SEINET8079148 Image available Ericameria nauseosa var. oreophila G. D. Butler 1910-8-15 1739 Siskiyou Shasta Valley Comment
  JEPS82416  Ericameria nauseosa var. speciosa Gilbert Muth 1966-8-7 503 Siskiyou Lookout Trail, Ridge Marble Mt. Wilderness Area 2057 Comment
  SEINET5708362 Image available Ericameria nauseosa var. speciosa Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7695 Siskiyou Scott Mts., collected along road 17, 8.8 miles SW from the intersection of I-5 and Stewart Spring Rd.; Scott Mountains 1586 Comment
  UC205549  Ericameria parryi var. latior Alice Eastwood 1912-8-30 2079 Siskiyou Mt. Eddy Comment
  UC303534  Ericameria parryi var. latior unknown 1903-9-9 5152 Siskiyou Sisson Comment
  UC415690  Ericameria parryi var. latior Wm. M. Canby, III 1897-9-7 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC376590  Erigeron aliceae Andrew Townesmith; Karen M. Meyer 2007-8-1 884 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) 1983 Comment
  JEPS25652  Erigeron aliceae Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7294 Siskiyou above meadow at Poker Flat 1536 Comment
  JEPS84325  Erigeron aliceae L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6308 Siskiyou from Takilma to Happy Camp Indian Creek Road (just s of state line) Comment
  RSA184709  Erigeron aliceae Gilbert Muth 1966-7-24 446 Siskiyou Marble Valley Meadow, Marble Mts. 1793 Comment
  JEPS41564  Erigeron bloomeri Geo. D. Butler 1909-5-10 699 Siskiyou dry hill near Yreka Comment
  CHSC67465  Erigeron bloomeri var. bloomeri James D. Jokerst 1992-7-30 3427 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. (No additional location data; W of Interstate 5? V. Oswald). Comment
  HSC75805  Erigeron bloomeri var. bloomeri J. P. Smith, Thomas W. Nelson 1979-6-16 10141 Siskiyou Klamath National Forest, Hwy. 3, 2.4 mi. from Scott Mtn. summit. 1341 Comment
  OBI55428  Erigeron canadensis David J. Keil 1992-7-20 23487 Siskiyou Klamath Natl forest, W of Fort Jones. Along forest rd 44N45, 2 mi W of Scott river Rd 1000 Comment
  CAS-BOT-BC294897  Erigeron cervinus Ira L. Wiggins 1955-7-27 13518 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  UC922270  Erigeron chrysopsidis var. austiniae Annie M. Alexander and Louise Kellogg 1949-7-22 5842 Siskiyou trail to Kings Castle (top of ridge); Marble Mountains, Paradise Lake 1780 Comment
  JEPS22364  Erigeron filifolius W. L. Jepson 1940-6-23 19993 Siskiyou e of Mayten (on e side of valley); Little Shasta Valley 883 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
  UC896067  Erigeron glacialis var. glacialis John Thomas Howell 1939-8-8 15163 Siskiyou Black Mt. Marble Mts., Black Mt. Comment
  CAS-BOT-BC295396  Erigeron inornatus A. A. Heller 1914-8-26 11717 Siskiyou Near Deetz Station near Black Butte 1158 Comment
  HSC65579  Erigeron klamathensis R. White 1977-7-1 96 Siskiyou Top of Sawtooth Mtn. 1761 Comment
  POM211805  Erigeron klamathensis L. C. Wheeler 1934-8-6 3055 Siskiyou Siskiyou Mountains; Rock Gulch off Jaynes Canyon. 1829 Comment
  RSA259554  Erigeron petrophilus var. viscidulus J. P. Smith, J. O. Sawyer 1973-8-14 7305 Siskiyou On trail from Campbell Lake to Cliff Lake. 1828 Comment
  CAS-BOT-BC300083  Erigeron philadelphicus W. B. Cooke; V. G. Cooke 1962-8-19 33551 Siskiyou McBride Springs, Mt. Shasta Comment
  JEPS41368  Erigeron philadelphicus var. philadelphicus Geo. D. Butler 1908-7-20 326 Siskiyou Humbug Creek Comment
  UC468829  Erigeron philadelphicus var. philadelphicus W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta, Sisson Comment
  UC727120  Erigeron pumilus var. intermedius A. A. Heller 1938-7-12 15261 a Siskiyou e base of Deer Mountain Comment
  CHSC8614  Eriodictyon californicum G. Smalley 1967-6-7 Siskiyou Collected ca. 9 miles w of Fort Jones on Quartz Mt. 1280 Comment
  HSC60051  Eriodictyon californicum M. A. Baker 1977-6-6 364 Siskiyou S of Happy Camp along Hwy. 96 Comment
  HSC68481  Eriodictyon californicum Maralyn A. Renner 1980-1 817 Siskiyou Slopes N of Moffett Creek 945 Comment
  UCD119247  Eriodictyon californicum K. L. Chambers 1967-6-22 2865 Siskiyou Rocky knoll about 500 ft. above and east of the freeway (Hwy. 5) at the Hilts exit, Siskiyou Pass. 1097 Comment
  UC375319  Eriogonum compositum var. compositum Geo. D. Butler 1910-5-21 1378 Siskiyou Klamath Hills Comment
  UC635010  Eriogonum compositum var. compositum H. L. Mason 1931-5-9 5865 Siskiyou Shasta Creek Comment
  UC912779  Eriogonum diclinum Louis C. Wheeler 1934-9-1 3235 Siskiyou open rocky ridgetop Siskiyou Mts., Jaynes Canyon; Jaynes Canyon, Siskiyou Mts., Siskiyou Co. 1950 Comment
  POM253985  Eriogonum douglasii var. douglasii C. L. Hitchcock, J. S. Martin 1939-7-8 5304 Siskiyou North side of Black Mt 2073 Comment
  CAS-BOT-BC255731  Eriogonum elatum var. elatum Edward Lee 1934-8-14 1096 Siskiyou Near summit of Little Grayback 1828 Comment
  JEPS24036  Eriogonum elatum var. elatum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6900 Siskiyou Poker Flat Siskiyou Mountains, Poker Flat 1536 Comment
  JEPS93929  Eriogonum elatum var. elatum Vernon H. Oswald and Lowell Ahart 1998-8-3 9409 A Siskiyou 11.5 mi w of Gazelle ((USFS 41N03) 1.0 mi e of its junction with Gazelle-Callahan Road); USFS 41N03 1524 Comment
  UC1072718  Eriogonum elatum var. villosum Douglas Barbe 1955-7-4 87 Siskiyou 1.3 mi s on the Westside Road to Callahan Etna (near the gate, meadow on s side of road) 853 Comment
  CAS-BOT-BC261214  Eriogonum hirtellum James L. Reveal; Mark L. Reveal 1975-8-15 3958 Siskiyou Along the Baldy Mountain Lookout Road south of the South Fork of Indian Creek (Forest Service Road 17N23), 0.8 mile south of Bear Gulch crossing and about 4.3 miles north of Baldy Mountain Lookout, Siskiyou Mountains, Klamath National Forest Comment
  HSC58960  Eriogonum lobbii Gilbert Muth 1975-7-31 4439 Siskiyou Near Kangaroo Mtn., close to the town of Seiad Valley 1920 Comment
  HSC42988  Eriogonum marifolium J. P. Smith, Steve Selva 1970-8-8 4560 Siskiyou Comment
  HSC49420  Eriogonum marifolium J. O. Sawyer 1968-7-23 583 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  JEPS56782  Eriogonum marifolium Willis L. Jepson 1894-8-4 Siskiyou near, Mt. Shasta snow line; Mt. Shasta Comment
  POM165282  Eriogonum marifolium E. B. Copeland 1903-8-15 3916 Siskiyou Mt. Shasta 2348 Comment
  RSA393650  Eriogonum marifolium George B. Grant 1902-9-7 5091 Siskiyou Mt. Shasta 2439 Comment
  SBBG21293  Eriogonum marifolium D. Myrick 1964-7-25 958 Siskiyou above Ski Bowl Lodge, Mt Shasta 2407 Comment
  SD104875  Eriogonum marifolium Darley Howe 1979-6-25 Siskiyou 3 mi. NW of forks of Salmon River on Somes Bar Rd Comment
  UC454352  Eriogonum marifolium I. J. Condit 1911-7-22 Siskiyou below Horse Camp; Mt. Shasta 2286 Comment
  CAS-BOT-BC263190  Eriogonum marifolium var. cupulatum A. A. Heller 1922-7-15 13694 Siskiyou At Medicine Lake 2133 Comment
  CHSC69083  Eriogonum marifolium var. cupulatum Vernon Oswald; Lowell Ahart 1997-7-28 8782 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-BC263192  Eriogonum marifolium var. cupulatum G. A. Coleman 1901-8-17 s.n. Siskiyou On Red Butte, Mt. Shasta 2560 Comment
  RSA78841  Eriogonum nudum var. oblongifolium P. A. Munz 1952-7-3 17919 Siskiyou Ft. Goff Public Camp, Klamath River 366 Comment
  CAS-BOT-BC272488  Eriogonum nudum var. pubiflorum Geo. D. Butler 1908-7-5 213 Siskiyou Near Yreka Comment
  CAS-BOT-BC272500  Eriogonum nudum var. pubiflorum Reed C. Rollins; T. S. Chambers 1938-8-14 2720 Siskiyou 3 miles south of Hornbrook 914 Comment
  POM316725  Eriogonum nudum var. pubiflorum Patricia Wilder 1965-9-29 4195 Siskiyou Lava Beds National Monument; on path leading to top of Schonchin Butte. Tule Lake drainage area. 1494 Comment
  RSA245303  Eriogonum nudum var. pubiflorum Thomas W. Nelson 1973-7-12 1072 Siskiyou Callahan Comment
  RSA50182  Eriogonum nudum var. pubiflorum E. K. Balls 1949-7-8 13925 Siskiyou Etna Public Camp, southern Siskiyou County 851 Comment
  SD23790  Eriogonum pyrolifolium var. pyrolifolium William Bridge Cooke 1938-8-18 11495 Siskiyou Mt. Shasta, lava slopes 2514 Comment
  CHSC67581  Eriogonum siskiyouense James D. Jokerst 1992-7-30 3429 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. [no additional location data; W of Interstate 5? V. Oswald] Comment
  NY323542  Eriogonum siskiyouense E. L. Greene 1876-8-1 1002 Siskiyou On Scott Mountain 2438.4 Comment
  RSA123624  Eriogonum sphaerocephalum G. D. Barbe 1955-6-28 s.n. Siskiyou 0.3 mi. north of Callahan on dry, rocky hillside. 1006 Comment
  CAS-BOT-BC271963  Eriogonum sphaerocephalum var. halimioides M. K. Curran 1887-7-1 s.n. Siskiyou Gazelle Comment
  JEPS56420  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler 1909-5-10 721 Siskiyou near Yreka Comment
  CAS-BOT-BC263391  Eriogonum strictum var. proliferum Lester Rowntree 1937-8-5 2 Siskiyou Between Etna Mills and Fort Jones Comment
  UCD101201  Eriogonum strictum var. proliferum Dean William Taylor; G. Ledyard Stebbins 1972-7-4 1623 Siskiyou along Highway 3, about 3 miles east of Etna. 1066 Comment
  HSC66355  Eriogonum umbellatum Maralyn A. Renner 1980-7-24 2022 Siskiyou Lily Pad Lake 1768 Comment
  CAS-BOT-BC267965  Eriogonum umbellatum var. argus A. A. Heller 1914-8-28 11729 Siskiyou East side of Mt. Eddy 1676 Comment
  CAS-BOT-BC267983  Eriogonum umbellatum var. argus Louis C. Wheeler 1934-9-1 3234 Siskiyou Jaynes Canyon, Siskiyou Mts. 1950 Comment
  HSC30405  Eriogonum umbellatum var. argus Frederick W. Oettinger 1969-8-13 1353 Siskiyou Marble Mtn. Wilderness Area, S running ridge of English Peak 2210 Comment
  CAS-BOT-BC105077  Eriogonum umbellatum var. dumosum R. C. Wenk 2008-7-24 925 Siskiyou Kangaroo Lake, S of the Gazelle-Callahan Rd. Serpentine outcrop barrens above S side of lake, about halfway to top of 1889 Comment
  RSA197005  Eriogonum umbellatum var. dumosum Noel Holmgren, James L. Reveal 1966-6-9 2676 Siskiyou US 97, Shasta Valley, 4 mi. north of Weed. 1159 Comment
  RSA420693  Eriogonum umbellatum var. dumosum Louis C. Wheeler 1934-6-22 2759 Siskiyou Dry sunny hillside. Cotton Creek, Siskiyou Mts. 915 Comment
  CAS-BOT-BC267793  Eriogonum umbellatum var. ellipticum Louis C. Wheeler 1934-9-1 75541 Siskiyou Jaynes Canyon, Klamath National Forest 1950 Comment
  CAS-BOT-BC268146  Eriogonum umbellatum var. humistratum Wm. Bridge Cooke 1940-7-26 15369 Siskiyou Mount Shasta. Along Diller Canyon Comment
  RSA120792  Eriogonum umbellatum var. humistratum S. Tillett 1956-7-9 668 Siskiyou Between Little and Big Carmen Lakes, north side of Scott Mountain; Siskiyou-Trinity Co. lines, 8 miles SE of Callahan. 1921 Comment
  CHSC99717  Eriogonum umbellatum var. modocense L. P. Janeway 2008-7-24 9482 Siskiyou Klamath Ranges. Siskiyou Mountains; crest of the mountain 1.3 air km east of Condrey Mountain. 2050 Comment
  RSA165616  Eriogonum umbellatum var. nelsoniorum Clare B. Hardham 1961-6-30 7995 Siskiyou Near White Mt. Comment
  UC55525  Eriogonum umbellatum var. nevadense Harley P. Chandler June, 1901 1670 Siskiyou Marble Mountain North Coast Ranges, Marble Mountain 2438 Comment
  SBBG14884  Eriogonum umbellatum var. polyanthum A. I. Richardson 1961-6-8 17 Siskiyou near Big Springs Rd N of jct with Hwy 97 914 Comment
  UC971920  Eriogonum vimineum Herbert L. Mason 1950-7-15 14040 Siskiyou stream wash, Scott Creek Scott Valley, Scott Creek Comment
  HSC17390  Eriogonum vimineum Jerry Parker 1968-10-6 125 Siskiyou Scott Mtn. Rd. Comment
  HSC91336  Eriophorum crinigerum Jennifer Whipple 1977-7-21 2018 Siskiyou Near Durney Lake 2073 Comment
  CDA33200  Eriophorum crinigerum Gordon Leppig 1998-7-1 908 Siskiyou Klamath National Forest; Russian Wilderness, Little Duck Lake Fen; cirque west of Little Duck Lake. Comment
  SEINET10953204  Eriophyllum lanatum Melvin L. Conrad, David B. Dunn; Katherine L. Morris 1973-6-1 Conrad 6966 Siskiyou Oak-Juniper Woodland at margin of Klamath River, 2 miles south of Hornbrook. 701 Comment
  UCD132177  Eriophyllum lanatum Wm. E. Moon 1958-5-29 s.n. Siskiyou State Highway 97, 12 miles northeast of Weed. 1219 Comment
  CAS-BOT-BC301098  Eriophyllum lanatum var. achilleoides J. H. Chastain 1917-6-1 s.n. Siskiyou Gazelle Comment
  CAS-BOT-BC301100  Eriophyllum lanatum var. achilleoides A. A. Heller 1915-7-16 12101 a Siskiyou North side of Mt. Eddy 1371 Comment
  CAS-BOT-BC301102  Eriophyllum lanatum var. achilleoides L. Constance 1940-6-4 15027 Siskiyou Mount Shasta. Along the Bolam Road and US97 Comment
  CAS-BOT-BC301109  Eriophyllum lanatum var. achilleoides D. H. Johnson; F. G. Palmer 1935-5-16 s.n. Siskiyou Caves eleven miles northeast of Weed 1097 Comment
  CHSC96031  Eriophyllum lanatum var. grandiflorum L. P. Janeway 2006-7-3 8768 Siskiyou Klamath Ranges. Salmon Mountains; along Music Creek Trailhead Road about 1.5 km west of upper crossing of Music Creek. 1646 Comment
  JEPS107394  Eriophyllum lanatum var. grandiflorum Lowell Ahart, John Dittes 2005-6-10 12090 Siskiyou Rocky hillside, north of the rock fence, about 150 yards southeast 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
  RSA715933  Eriophyllum lanatum var. grandiflorum L. Ahart, John Dittes 2005-6-10 12090 Siskiyou About 150 yards southeast 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. 777 Comment
  UC90283  Eriophyllum lanatum var. grandiflorum T. S. Brandegee 1890-7-1 Siskiyou Sisson Comment
  CAS-BOT-BC301445  Eriophyllum lanatum var. grandiflorum Ynez Winblad 1936-8-13 s.n. Siskiyou 22 miles se. of Weed 1463 Comment
  UC563835  Eriophyllum lanatum var. integrifolium Elmer I. Applegate 1935-6-10 9490 Siskiyou s cinder slope of Caldwell Butte; Lava Beds National Monument Comment
  CAS-BOT-BC301705  Eriophyllum lanatum var. lanceolatum J. M. Tucker; L. K. Mann; S. L. Holloway 1963-8-18 3751 Siskiyou Southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area 2133 Comment
  CAS-BOT-BC301721  Eriophyllum lanatum var. lanceolatum Philip A. Munz 1949-5-18 13309 Siskiyou 2 miles southwest of Gazelle 1066 Comment
  HSC25459  Eriophyllum lanatum var. lanceolatum J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5654 Siskiyou Ridge E of Cook and Green Pass. 1524 Comment
  POM30802  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1910-5-29 1394 Siskiyou Humbug Mountain. 1220 Comment
  UC1971396  Eriophyllum lanatum var. lanceolatum Louis C. Wheeler 1958-8-18 7399 Siskiyou Mt. View Mine, West Fork Seiad Creek. Comment
  UC618618  Erodium cicutarium unknown 1938-6-24 11084 Siskiyou MacBride Springs Mount Shasta Comment
  CDA33622  Erysimum capitatum R. A. Price 2010-7-3 1655 Siskiyou Along Forest Service Road 17 (Stewart Springs Road); 5 miles east of crest. 0 Comment
  POM95435  Erysimum capitatum Geo. D. Butler 1910-5-4 1273 Siskiyou Dry hill near Yreka Comment
  HSC19421  Erysimum perenne J. O. Sawyer 1968-7-23 565 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  UC1037378  Erysimum perenne Douglas Barbe 1955-7-6 116 Siskiyou along ne shore Taylor Lake; Klamath Mountains, Salmon Mountains 1950 Comment
  RSA74741  Erythronium grandiflorum subsp. grandiflorum Albert M. Vollmer, L. Beane 1951-6-2 85 Siskiyou Happy Camp, Klamath River Hwy. Comment
  CHSC86257  Erythronium klamathense Martin J. Lenz 2003-5-1 2 Siskiyou North Fork Bear Creek, 3.1 mi NW of Pondosa. UTM: Zone 10. 606070E 4564100N. 1276 Comment
  SDSU829  Eschscholzia californica D. F. Howe 1961-8-3 3130 Siskiyou 35.3 miles east of Happy Camp, #96, Klamouth Valley. 457 Comment
  RSA445608  Eschscholzia californica subsp. californica J. P. Smith 1973-5-5 6541 Siskiyou Scott Bar along the Scott River. Comment
  RSA417681  Eucephalus ledophyllus var. covillei M. B. Dunkle 1945-1 9311 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  HSC76865  Eucephalus ledophyllus var. ledophyllus K. T. Stillman 1976-9-9 470 Siskiyou Marble Mtn. Wilderness Area, N, NE and E side of Black Mtn. Comment
  CAS-BOT-BC310478  Eucephalus tomentellus A. A. Heller 1915-8-26 12242 Siskiyou Slope north side of Mt. Eddy 1767 Comment
  RSA34279  Euphorbia crenulata C. B. Wolf 1934-7-6 6030 Siskiyou West side of Mt Shasta, along Snowline road, 3.3 miles from Mt. Shasta City 1524 Comment
  CAS-BOT-BC310637  Eurybia radulina A. A. Heller 1915-8-24 12206 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  JEPS83582  Eurybia radulina Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9225 Siskiyou forest road 36N06 at crossing of Tate Creek; McCloud River drainage (headwaters) 1484 Comment
  JEPS24815  Eurybia radulina Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6828 Siskiyou just below and n of Scott Mountain 1615 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
  JEPS22446  Euthamia occidentalis Geo. D. Butler 1908-9-25 500 Siskiyou between Yreka and Montague Yreka; Shasta River Comment
  HSC82258  Festuca californica Thomas W. Nelson, Jane P. Nelson 1980-7-20 6173 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  JEPS104936  Festuca californica Dean W. Taylor 1996-6-18 15698 Siskiyou Scott Mountains; bordering Shasta Valley, hillslopes about 4 miles south of Gazelle; Shasta-Trinity National Forests 1249 Comment
  CHSC91228  Festuca idahoensis Lowell Ahart; John Dittes 2005-6-10 12100 Siskiyou Rocky hillside, north of the rock fence, about 100 yards southeast 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
  HSC27480  Festuca idahoensis J. P. Smith, J. O. Sawyer 1972-5-28 5384 Siskiyou 0.2 mi. E of Butcher Gulch on the Cecilville-Forks of Salmon road. 732 Comment
  RSA239118  Festuca idahoensis Frederick W. Oettinger 1969-9-4 1673 Siskiyou Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UC1024797  Festuca idahoensis Leo Whitney 1934-6-29 2226 Siskiyou near Tennant; Antelope Creek 1463 Comment
  UCD65971  Festuca idahoensis A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3383 Siskiyou 2 miles south of Doris, on Hwy. 97. Comment
  CAS-BOT-BC278881  Festuca occidentalis Ira L. Wiggins 1955-7-24 13498 Siskiyou Ridge betw. upper reaches of China & Blind Horse Creeks 1645 Comment
  CAS-BOT-BC278917  Festuca ovina C. L. Hitchcock; J. S. Martin 1939-7-9 5321 Siskiyou 1/2 mile southeast of King's Castle, Marble Mts. 1828 Comment
  UCD66261  Festuca roemeri H. S. Yates 1936-6-21 5826 Siskiyou N base of Wintoon Butte. 1219 Comment
  HSC67780  Festuca rubra J. O. Sawyer`, J. Cole 1980-7-21 3857 Siskiyou N of F.S. Rd. 44N01 near intersection with road to Lava Camp. 1677 Comment
  HSC30581  Festuca subulata Frederick W. Oettinger 1969-9-4 1655 Siskiyou Marble Mtn. Wilderness Area, dry meadow below Tobacco Lake 1890 Comment
  HSC36951  Fragaria vesca J. P. Smith 1974-5-26 7555 Siskiyou Along FS Rd. 47N03 1524 Comment
  UC166620  Fragaria vesca Geo. D. Butler 1908-6-27 496 Siskiyou Forest House Mountain Comment
  UC796662  Fragaria vesca Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11741 Siskiyou w of Callahan (French Creek Logging Road) 1066 Comment
  CAS-BOT-BC457569  Fragaria vesca subsp. californica Alice Eastwood 1923-5-27 11939 Siskiyou Shasta Springs Comment
  UCD113261  Fragaria virginiana Wm. E. Moon 1958-5-29 s.n. Siskiyou Vernal pond, State Hwy. 97, southwest of Hebron Summit. Comment
  CAS-BOT-BC53262  Frangula californica subsp. californica A. A. Heller 1916-7-22 12490 Siskiyou East side of Mt. Eddy Comment
  CAS-BOT-BC59977  Frangula purshiana Alice Eastwood 1912-7-23 1333 Siskiyou Cantaria. Comment
  CAS-BOT-BC60013  Frangula purshiana H. A. Thomas; J. H. Thomas 1954-7-22 4452 Siskiyou Salmon - Trinity Mts. about 6 mi. se. of Cecilville. Between Rush and Big Bend Creeks, 0.25-0.5 mi. n. of S. Fork of 975 Comment
  CAS-BOT-BC60023  Frangula purshiana A. A. Heller 1915-7-18 12132 Siskiyou Metcalf's ranch, ne. base of Mt. Eddy in moist soil in the forest. 1188 Comment
  CAS-BOT-BC60024  Frangula purshiana John Thomas Howell 1937-7-24 13424 Siskiyou Caribou Basin, Salmon-Trinity Alpa. 2286 Comment
  HSC77025  Frangula rubra K. T. Stillman 1976-6-25 51 Siskiyou Marble Mtn. Wilderness Area, SW facing slope. 1921 Comment
  SEINET10495780  Frasera albicaulis David B. Dunn, Billy Joe Cox 1971-6-9 Dunn 17939 Siskiyou 9 mi N of Weed, on US Hwy 97, at Whitney Creek. Sw-facing slope; volcanic (pumice) some sedimentary loamy soil; assoc. with Pinus ponderosa, Artmisia, Bromus, and Arctostaphylos. 1250 Comment
  CAS-BOT-BC376592  Fraxinus dipetala Andrew Townesmith; Karen M. Meyer 2007-8-3 894 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along state route 96, 5.2 miles west of National Forest boundary. Vicinity of Cayuse Day Use Area 576 Comment
  CAS-BOT-BC223583  Fraxinus latifolia Carl B. Wolf 1927-8-26 998 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC130175  Fritillaria affinis Elmer I. Applegate 1932-4-16 7064 Siskiyou Between Hamburg and Seiad Valley, Klamath River Comment
  CHSC2273  Fritillaria atropurpurea M. Yoder 1941-7-6 Siskiyou Castle Lake. 1950 Comment
  HSC30288  Galium aparine William J. Ferlatte 1969-6-25 1185 Siskiyou Big Flat 1524 Comment
  HSC61793  Galium bifolium Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  JEPS6508  Galium bifolium W. L. Jepson 1937-7-30 18553 Siskiyou Poker Flat Indian Creek 1584 Comment
  JEPS6706  Galium bolanderi W. L. Jepson July 1894 Siskiyou near Sisson; Muir Peak (= Black Butte) Comment
  JEPS6707  Galium bolanderi Geo. D. Butler 1908-6-28 414 Siskiyou roadside Oro Fino Comment
  UC888785  Galium bolanderi A. A. Heller 1915-8-26 12249 Siskiyou foot of mt. Mt. Eddy, Wagon Creek 1127 Comment
  RSA264981  Galium glabrescens Gilbert Muth 1975-7-29 s.n. Siskiyou Near Kangaroo Mtn. Near Seiad Valley. 1756 Comment
  CAS-BOT-BC94860  Galium glabrescens subsp. glabrescens R. C. Wenk 2005-7-20 352 Siskiyou National Forest Road 17, 1 mile down road to the north heading toward Mt. Shasta 2029 Comment
  UCD121914  Galium serpenticum subsp. scotticum Daryl Koutnik; Martha Townsend 1979-9-10 s.n. Siskiyou Five miles southwest of Yreka on Fort Jones Road. 914 Comment
  POM60035  Galium trifidum Copeland 1904-8-14 3935 Siskiyou Sisson. Comment
  RSA276855  Galium trifidum Peter Rubtzoff 1955-7-10 1952 Siskiyou Duncans Mills Marsh Comment
  UC416664  Galium trifidum var. pusillum Milo S. Baker Aug. 1897 143 Siskiyou Payne's Springs Comment
  HSC36168  Galium triflorum Brent Whiteley 1975-6-28 69 Siskiyou 915 Comment
  CAS-BOT-BC182154  Garrya fremontii Baki Kasapligil 1981-7-26 6189 Siskiyou Between road junction going to Bolan Lake (glacier lake) Comment
  RSA758227  Garrya fremontii Robert F. Thorne 1969-8-2 63348 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. 1159 Comment
  UC166165  Garrya fremontii Geo. D. Butler 1910-3-10 1125 Siskiyou near Yreka Comment
  HSC34828  Gayophytum diffusum subsp. parviflorum J. P. Smith, J. O. Sawyer 1975-10-23 8487 Siskiyou 1768 Comment
  RSA237865  Gayophytum diffusum subsp. parviflorum Frederick W. Oettinger 1967-8-21 297 Siskiyou In front of northwest face of Tom Taylor Cabin. The Salmon Mountains, the high lake basins in the vicinity of English Peak, Marble Mountains Wilderness Area 2055 Comment
  JEPS47720  Gayophytum ramosissimum W. B. and V. G. Cooke 1966-7-16 37219 Siskiyou above Bolam Station (along old road); Mt. Shasta 1524 Comment
  HSC34493  Gentiana calycosa A. M. Montalvo, J. D. Ackerman 1974-8-17 421 Siskiyou W slope of Preston Peak, 0.5 mi. N of Rattlesnake Meadow 1646 Comment
  CHSC62556  Gentianella amarella subsp. acuta L. P. Janeway 1993-8-30 4568 Siskiyou West side of Cedar Lake; head of South Fork Sacramento River. 1741 Comment
  JEPS47061  Gentianopsis simplex W. L. Jepson July 1894 14648 Siskiyou Sisson near Mt. Shasta; Sisson Comment
  UC60893  Geum macrophyllum W. A. Setchell, C. C. Dobie 1902-7-17 Siskiyou Mount Shasta, Sisson Sisson; Mount Shasta, Sisson Comment
  CAS-BOT-BC143595  Geum triflorum Elmer I. Applegate 1935-6-2 9280 Siskiyou Indian Well, Lava Beds National Monument Comment
  RSA185783  Gilia capitata H. A. Thomas, John H. Thomas 1954-7-21 4407 Siskiyou Salmon-Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek. 1037 Comment
  POM75060  Gilia capitata Geo D. Butler 1908-8-6 32 Siskiyou Summit above Cold Spring, [Molly] Creek Comment
  JEPS69513  Gilia capitata subsp. capitata Geo. D. Butler 1908-8-6 32 Siskiyou trail above Marble Valley (western Siskiyou Co.); trail above Marble Valley 1828 Comment
  UC922455  Gilia capitata subsp. capitata Annie M. Alexander and Louise Kellogg 1949-7-21 5825 Siskiyou Paradise Lake Marble Mountains, Paradise Lake 1920 Comment
  NY214735  Glaux acutifolia A. A. Heller 1905-6-20 8073 Siskiyou Gazelle Comment
  UCR143023  Glyceria borealis L. C. Wheeler 1934-6-26 2797 Siskiyou Siskiyou Mountains, Cottonwood Creek 838 Comment
  HSC22305  Glyceria elata J. O. Sawyer 1969-8-5 1958 Siskiyou Above the S Fork of Sugar Creek 1814 Comment
  HSC26894  Glyceria elata J. P. Smith, J. O. Sawyer 1971-9-17 4788 Siskiyou On trail up to Little Duck lake 1829 Comment
  HSC89802  Glyceria elata D. K. Imper 1987-7-21 Siskiyou Marble Mtn. Wilderness, 8 mi. E of Somes Bar 1372 Comment
  HSC29161  Gnaphalium palustre Frederick W. Oettinger 1969-9-1 1572 Siskiyou Marble Mtn. Widerness Area, Dry Lake 2027 Comment
  CAS-BOT-BC304882  Grindelia hirsutula Copeland 1903-8-14 3884 Siskiyou Sisson Comment
  CHSC154  Hackelia californica V. Holt 1932-6-23 Siskiyou McCloud River. Comment
  JEPS101589  Hackelia californica Dean W. Taylor 1999-7-18 17274 Siskiyou headwaters of South Fork Hungry Creek (ca. 6 air miles southwest from Hilt) 1432 Comment
  CHSC36143  Hackelia cusickii K. Bridwell 1978-7-6 167 Siskiyou N slope of Sheep Mountain, ca. 10 mi e of Macdoel. 1645 Comment
  UC1560415  Hackelia setosa E. Joyal and D. Mehlman 1988-6-25 1271 Siskiyou Happy Camp-Takilma road at turn-off to Bolan Lake; Happy Camp 1524 Comment
  CHSC4164  Hastingsia alba R. Carter 1966-5-15 408 Siskiyou 1.7 mi. SE of Calahan, 1.1 mi. S of intersection of Calahan-Gazelle Rd. and Old Oregon Stage Rd. 1310 Comment
  HSC44487  Hastingsia alba K. Irwin 1977-5-22 387 Siskiyou On South Fork Salmon River Rd., 4 mi. E of Cecilville Comment
  HSC91990  Hastingsia alba Jennifer Whipple 1976-7-13 1456 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River 2256 Comment
  JEPS62093  Hastingsia alba W. L. Jepson 1937-7-30 18543 Siskiyou headwaters Indian Creek (Poker Flat); Siskiyou Mountains, headwaters Indian Creek, Poker Flat 1584 Comment
  SBBG30578  Hastingsia alba D. Myrick 1968-6-29 2055 Siskiyou Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  UC1041016  Hastingsia alba J. W. Congdon 1900-8-8 Siskiyou near Sisson; near Sisson Comment
  HSC19533  Hastingsia alba J. O. Sawyer 1969-7-10 1288 Siskiyou E facing slope W of S Sugar Lake 2226 Comment
  HSC29097  Hazardia whitneyi var. discoidea Frederick W. Oettinger 1968-9-3 684 Siskiyou Marble Mtn. Wilderness Area, above Horse's Hole near Horse Range Lake 1829 Comment
  UC609328  Hazardia whitneyi var. discoidea Eleanor Burks Hart 1938-8-20 954 Siskiyou below Red Cap 2316 Comment
  UC165252  Helenium autumnale Geo. D. Butler 1908-8-30 319 Siskiyou near Fort Jones; Scott River Comment
  CAS-BOT-BC306366  Helenium autumnale T. C. Fuller 1958-8-13 s.n. Siskiyou 10 mi S/Ft. Jones, Scott Valley Comment
  CAS-BOT-BC306738  Helenium bigelovii John Thomas Howell 1939-8-2 14860 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  UCR21117  Helenium bigelovii T. W. Fisher, R. E. Orth, Oatman 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  HSC68351  Helianthus annuus J. P. Smith, Steve Selva 1970-7-17 4426 Siskiyou Along Klamath River. Comment
  CAS-BOT-BC305577  Helianthus bolanderi Geo. B. Grant 1902-9-14 5209 Siskiyou Dunsmuir Comment
  JEPS34862  Helianthus bolanderi Geo. D. Butler 1908-7-14 506 Siskiyou near Yreka (Butler's Ranch) Comment
  UC61689  Helianthus bolanderi Geo. B. Grant 1902-9-1 5207 Siskiyou Dunsmuir Mount Shasta, Dunsmuir 609 Comment
  RSA15801  Helianthus bolanderi C. B. Wolf 1927-8-26 1055 Siskiyou Klamath River. 3 miles below Gottenville P.O. Comment
  UCD132901  Helianthus bolanderi Morris Halperin 1930-7-11 s.n. Siskiyou Along main highway, between Montague and Yreka. Comment
  HSC22094  Heracleum maximum J. O. Sawyer 1969-8-1 1607 Siskiyou Behind Horseshoe Lake 1921 Comment
  RSA420875  Hesperochiron californicus Christopher Davidson 1975-6-5 2687 Siskiyou 0.1 ENE on unnamed dirt rd. departing to E off Hwy 3 at Scott Mtn summit. 1677 Comment
  SD90460  Hesperolinon micranthum Robert F. Thorne, Fred Oettinger 1969-8-10 38947 Siskiyou Mt. Shasta National Forest: SW slope of Mt. Shasta along Ski Bowl Road. 1280 Comment
  HSC77759  Heterocodon rariflorum L. P. Janeway 1983-9-11 672 Siskiyou Poker Flat 1524 Comment
  OBI53775  Heterotheca oregona var. compacta David J. Keil 1992-7-20 23479 Siskiyou 10.3 mi W of Fort Jones along Scott River rd; above Scott river 900 Comment
  CAS-BOT-BC312300  Heterotheca villosa var. minor Gilbert Muth 1965-7-28 311 Siskiyou Ridge near Marble Mt. Lookout Comment
  CAS-BOT-BC312302  Heterotheca villosa var. minor Gilbert Muth 1965-7-28 311 Siskiyou Ridge near Marble Mt. Lookout Comment
  UC922302  Heuchera merriamii Annie M. Alexander and Louise Kellogg 1949-7-24 5860 Siskiyou Paradise Lake, trail to Bear Lake Paradise Lake; Marble Mountains, Paradise Lake 1920 Comment
  UCD102624  Heuchera merriamii J. M. Tucker 1963-8-19 3773 Siskiyou At the east base of Marble Mountain Wilderness Area, headwaters of Canyon Creek. 1950 Comment
  RSA238313  Heuchera merriamii Frederick W. Oettinger 1967-8-17 278 Siskiyou Granite boulders on slope 1/2 mile SSW of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC420939  Heuchera micrantha var. diversifolia G. P. Rixford No date on label s.n. Siskiyou Hilt Comment
  NY186042  Heuchera pringlei C. G. Pringle 1881-8-14 s.n. Siskiyou Castle Lake 1828.8 Comment
  HSC42947  Hieracium albiflorum J. O. Sawyer, Ken Stillman 1976-7-1 2767 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  HSC29096  Hieracium albiflorum Frederick W. Oettinger, R. F. Thorne 1969-8-6 1258 Siskiyou Marble Mtn. Wilderness Area, Tobacco Lake Basin 1890 Comment
  JEPS36677  Hieracium albiflorum Geo. D. Butler 1908-7-20 330 Siskiyou w side Humbug Mountain Comment
  RSA721137  Hieracium albiflorum Leo Miller 1938-07 s.n. Siskiyou Siskiyou Mountains. 915 Comment
  SD98875  Hieracium albiflorum Darley F. Howe 1977-7-2 Siskiyou Scott River resort area 609 Comment
  CAS-BOT-BC318544  Hieracium greenei Geo. D. Butler 1980-7-20 328 Siskiyou Humbug Creek Comment
  HSC67805  Hieracium horridum J. O. Sawyer, J. Cole 1980-7-22 3962 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  CAS-BOT-BC320109  Hieracium triste R. H. Bohmannson 1926-7-16 s.n. Siskiyou Mt. Shasta Comment
  CAS-BOT-BC312998  Hieracium triste Gilbert J. Muth 1969-8-11 1358 Siskiyou Unspecified Comment
  CAS-BOT-BC320102  Hieracium triste Wm. Bridge Cooke 1938-9-8 11633 Siskiyou Mount Shasta. South Gate Springs. Around the upper ends of Panther and Squaw Creeks Comment
  HSC29375  Holodiscus discolor Frederick W. Oettinger 1969-8-16 1412 Siskiyou English Lake trail 1829 Comment
  RSA0021610  Holodiscus discolor James R. Shevock 2012-7-19 40512 Siskiyou Along forest road 48N20, 5.8 miles north of Seiad Valley above the Klamath River toward Cook and Green Pass. 716 Comment
  RSA237612  Holodiscus discolor Frederick W. Oettinger 1968-9-8 787 Siskiyou Cliffs south of English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1784 Comment
  UC165262  Holodiscus discolor Geo. D. Butler 1910-7-6 1645 Siskiyou Shackleford Creek 2 mi s of Scott River (near Mugginsville, flowing e into Evans Creek, sw Siskiyou County); Shackleford Creek 914 Comment
  RSA449787  Holodiscus discolor M. B. Dunkle 1944-7-15 9095 Siskiyou Siskiyou National Forest. Comment
  CAS-BOT-BC152367  Holodiscus discolor var. discolor Lillian Mott 1976-7-8 44 LM76 Siskiyou Salt Gulch, a tributary of Horse Creek ca. 7 miles north of the Klamath River 853 Comment
  POM352444  Hordeum brachyantherum M. B. Dunkle 1945-7-24 9266 Siskiyou Klamath National Forest. Marble Mtns. Comment
  UC54352  Horkelia daucifolia H. M. Hall and E. B. Babcock June, 1903 4085 Siskiyou near Edgewood; Sierra Nevada, Mt. Shasta 1158 Comment
  UC555626  Horkelia daucifolia H. L. Mason 1931-5-9 5870 Siskiyou 3 mi s Weed Comment
  POM88098  Horkelia daucifolia Geo. D. Butler 1910-5-4 1272 Siskiyou Dry hill, Yreka. Comment
  CAS-BOT-BC123401  Horkelia daucifolia subsp. latior John Thomas Howell 1937-7-29 13677 Siskiyou North slope of Scott Mts. 1676 Comment
  UC453995  Horkelia fusca subsp. parviflora I. J. Condit 1911-7-15 Siskiyou McCloud Comment
  HSC28  Horkelia fusca var. parviflora William J. Ferlatte 1966-6-22 69 Siskiyou Big Flat, near public camp 1524 Comment
  CAS-BOT-BC536226  Horkelia fusca var. parviflora John Thomas Howell 1937-7-21 13168 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  RSA68879  Horkelia tridentata A. E. Culbertson 1943-7-1 7 Siskiyou Castle Lake, 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. within 10 air miles of its headwaters to the west. Comment
  HSC45034  Horkelia tridentata var. flavescens J. O. Sawyer, E. Cope 1977-6-18 2926 Siskiyou Along Cedar Creek Trail between Ten Mile Creek and Bear Pen Creek. 610 Comment
  HSC82204  Horkelia tridentata var. tridentata Thomas W. Nelson, Jane P. Nelson 1980-7-5 5969 Siskiyou Fowler's Campground 1006 Comment
  CAS-BOT-BC201128  Hosackia crassifolia Geo. D. Butler 1910-6-6 1452 Siskiyou Quartz Valley Comment
  UCD77834  Hosackia crassifolia Robert E. Preston 2001-6-23 1623 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W ne 1/4 Section 15 1706 Comment
  CAS-BOT-BC201136  Hosackia crassifolia Wm. Bridge Cooke 1940-6-7 15090 Siskiyou Along the Pacific Highway between Black Butte and Mount Shasta City Comment
  CHSC75711  Hosackia crassifolia var. crassifolia Vernon H. Oswald; Lowell Ahart 1999-7-5 9809 Siskiyou Gazelle Mtn. on road 41N03 0.5 mi southeast of Gazelle-Callahan Hwy. 1508 Comment
  UC90396  Hulsea nana J. D. Hooker and A. Gray 1877-1 Siskiyou Shasta Comment
  UC164143  Hydrophyllum occidentale Geo. D. Butler 1909-4-25 691 Siskiyou Quartz Valley Comment
  UCSB24801  Hydrophyllum tenuipes Keefe, Joseph 1967-7-11 Siskiyou Along trail to Little Castle Lake; 1.0 mile southeast of Castle Lake; 10 miles south of the city of Mt. Shasta 1828 Comment
  HSC2235  Hymenoxys lemmonii Geo. D. Butler 1910-7-4 1640 Siskiyou Shasta River Comment
  RSA12609  Hymenoxys lemmonii C. B. Wolf 1934-7-5 5976 Siskiyou Shasta Valley, 4.6 miles north of Gazelle. 823 Comment
  CHSC739  Hypericum formosum var. scouleri 1936-6-30 Siskiyou Mt. Shasta City. 1097 Comment
  CAS-BOT-BC206832  Iliamna bakeri L. Constance 1940-7-12 15337 Siskiyou Along the Memorial Highway, Mount Shasta. 1524 Comment
  CAS-BOT-BC206830  Iliamna bakeri W. C. McCalla 1940-7-6 6365 Siskiyou Slope northeast of WEed Comment
  HSC30078  Ipomopsis aggregata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19534 Siskiyou Snowman's Hill Summit 3 mi. W of McCloud on Hwy. 89 Comment
  UC705684  Ipomopsis aggregata Marion Ownbey and Fred G. Meyer 1940-7-5 2181 Siskiyou e side Mt. Shasta Comment
  UC23329  Ipomopsis aggregata C. B. Bradley 1879-1 Siskiyou Siskiyou Comment
  UCD118361  Ipomopsis aggregata subsp. aggregata K. M. Meyer; A. Townesmith 2007-7-29 172 Siskiyou Shasta-Trinity National Forest, 0.3 mile on 40N25 Road, off Siskiyou County Road, A10/Everitt Memorial Highway. 1805 Comment
  UC643293  Ipomopsis congesta W. Bridge Cooke 1940-6-27 15202 Siskiyou in brush field in the Lava Park along old logging rd leading up Mount Shasta from Hotlum Station on the n side Mount Shasta 1371 Comment
  UCR37902  Ipomopsis congesta K. T. Stillman 1976-8-9 219 Siskiyou Marble Moutian Wilderness area 2134 Comment
  SEINET12056881  Iris macrosiphon H. P. Chandler 1901-1 1570 Siskiyou near Marble Mountain 1829 Comment
  UC1408886  Iris tenuissima F. W. Oettinger 1969-8-12 1332 Siskiyou near Yellow Dog Creek (w Siskiyou County); Salmon Mountains 914 Comment
  CHSC75691  Isatis tinctoria Vernon H. Oswald; Lowell Ahart 1999-7-5 9804 Siskiyou Gazelle-Callahan Hwy. 11.3 mi west of Gazelle, 0.2 mi east of summit of Gazelle Mtn. Roadside. 1188 Comment
  HSC68480  Isatis tinctoria Maralyn A. Renner 1980-6-8 816 Siskiyou Slopes N of Moffett Creek 945 Comment
  SEINET10481752  Isatis tinctoria Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-6-2 Morris 342 Siskiyou Found at the jct. Of shasta and klamath rivers on hwy 263. Comment
  HSC28733  Isoetes bolanderi Frederick W. Oettinger 1969-7-29 1095 Siskiyou Marble Mtn. Wilderness Area, Dry Lake 2027 Comment
  HSC69130  Isoetes bolanderi Maralyn A. Renner 1980-7-24 2078 Siskiyou Lily Pad Lake 1768 Comment
  RSA237973  Isoetes bolanderi Frederick W. Oettinger 1969-7-29 1095 Siskiyou At Dry Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2027 Comment
  RSA240088  Isoetes bolanderi Frederick W. Oettinger 1969-8-21 1474 Siskiyou Ethel Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1738 Comment
  CDA24281  Isopyrum stipitatum F. D. Horn 1978-3-1 Siskiyou West of Hawkinsville, along North Humbug Road, north of Yreka. 0 Comment
  SEINET516320  Iva axillaris subsp. robustior Vernon H. Oswald 1998-9-16 9631 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Smas Neck Rd. and Hwy. 97 ca. 5 mi N of Macdoel. 1295 Comment
  CAS-BOT-BC109976  Juncus Melissa A. Berry 1957-7-8 s.n. Siskiyou North Fork of the Salmon River, Somes Bar-Etna Road. 609 Comment
  CHSC60615  Juncus articulatus L. P. Janeway 1983-9-23 696 Siskiyou Along edge of Rd 18N33 ca 6 mi form Grayback Road. 1432 Comment
  HSC85851  Juncus balticus subsp. ater L. P. Janeway 1983-8-28 639 Siskiyou Poker Flat 1529 Comment
  UCD141342  Juncus balticus subsp. ater Calvin McMillan; Malcom A. Nobs 1949-6-17 805 Siskiyou Grass Lake, Highway 97. Comment
  HSC77291  Juncus bolanderi L. P. Janeway 1982-6-30 31 Siskiyou E facing slope 300m N of West Branch Guard Station 671 Comment
  RSA215594  Juncus drummondii Gilbert Muth 1969-8-8 1285 Siskiyou Gap Meadow, Boulder Peak Ridge. 2287 Comment
  RSA15602  Juncus effusus subsp. pacificus Carl B. Wolf 1927-8-26 1097 Siskiyou Klamath River, 14 miles above Happy Camp. Comment
  HSC85850  Juncus ensifolius L. P. Janeway 1983-8-26 613 Siskiyou Poker Flat, NW part of meadow near road 1524 Comment
  UCD141533  Juncus ensifolius A. H. Murphy 1960-8-9 60 E Siskiyou Klamath National Forest, Bear Lake. 1889 Comment
  HSC77290  Juncus exiguus L. P. Janeway 1983-6-25 328 Siskiyou 350 m N of W Branch Guard Station 671 Comment
  JEPS81651  Juncus hemiendytus var. hemiendytus L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2308 Siskiyou ca. 3 mi. n.e. Little Deer Mt.-The Whaleback Quad. (along rd. to Hoffman Mill, 1.2 mi from U.S. Hwy 97) 1554 Comment
  JEPS109262  Juncus howellii D. W. Taylor 2002-8-7 18297 Siskiyou Trinity Mountains; logging road below Tamarack Lake, E Fork Trinity River, seepage area ca 300 m S of area shown on topographic maps as 499IT, 0.2 mi N of the creek crossing. Comment
  JEPS94743  Juncus howellii Vernon H. Oswald and Lowell Ahart 1998-8-3 9422 Siskiyou Kangaroo Lake Road (USFS41N08) 3.9 mi se of Gazelle-Callahan Road at its intersection with USFS 41N10 Gazelle-Callahan Road; Kangaroo Lake Road 1554 Comment
  CHSC70199  Juncus mertensianus Jennifer Whipple 1976-7-2 1247 Siskiyou Mount Eddy, Klamath Mountains. Near Durney Lake. Along stream draining Durney Lake. 2133 Comment
  CAS-BOT-BC127623  Juncus mertensianus Jennifer Whipple 1976-6-30 1219 Siskiyou Mount Eddy. Klamath Mountains. Wagon Creek drainage near Wagon Creek. 2194 Comment
  JEPS63807  Juncus mexicanus B. C. Goldsmith 1916-9-29 31 Siskiyou Medicine Lake Mt. Hoffman 2042 Comment
  HSC39808  Juncus nevadensis J. O. Sawyer 1969-8-4 1898 Siskiyou Above S Sugar Lake 2043 Comment
  JEPS121613  Juncus nevadensis Danielle Roach 2011-9-13 Siskiyou Sundew Fen, Caldwell Lakes Basin, headwaters of Park Creek, east slope of China Mountain. Sloping fen, SSE aspect, over gabbro. China Mountain quadrangle. CLS_1C Comment
  HSC67680  Juncus orthophyllus John S. Palmer 1980-7-24 621 Siskiyou Elk Hole 1503 Comment
  CHSC99697  Juncus parryi L. P. Janeway 2008-7-24 9470 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. 1975 Comment
  HSC19247  Juncus parryi J. O. Sawyer 1969-8-1 1686 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  JEPS63860  Juncus parryi B. C. Goldsmith 1916-9-29 35 Siskiyou Medicine Lake Comment
  SEINET3140701  Juncus tenuis J. M. Tucker 1974-7-28 4317 Siskiyou Marble Mountain Wilderness Area, Haypress Meadows 1463 Comment
  RSA697391  Juniperus communis W. Lane 1938-07 s.n. Siskiyou Siskiyou Mountains 1220 Comment
  POM21816  Juniperus communis var. montana E. B. Copeland 1903-10-6 3782 Siskiyou Mt. Eddy 2287 Comment
  UCD133821  Juniperus communis var. saxatilis Joseph M. DiTomaso 1976-9-8 689 Siskiyou Trinity Alps. South side of upper Caribou Lake. 2103 Comment
  CAS-BOT-BC81228  Juniperus occidentalis C. Hart Merriam 1907-9-24 s.n. Siskiyou Ager Comment
  POM120219  Juniperus occidentalis var. occidentalis Geo D. Butler 1908-7-1 1105 Siskiyou Near Yreka. Comment
  POM148750  Juniperus occidentalis var. occidentalis J. B. Feudge 1927-8-11 1618 Siskiyou Hornbrook Comment
  POM21780  Juniperus occidentalis var. occidentalis Alice Eastwood 1922-10-23 11554 Siskiyou Yreka. Comment
  RSA123373  Juniperus occidentalis var. occidentalis H. A. Jensen 1934-8-29 384 Siskiyou Cedar Park School 884 Comment
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May 15 2015
  RSA571790  Juniperus occidentalis var. occidentalis L. C. Wheeler 1934-6-9 2663 Siskiyou Klamath River between Dutch Creek and Deadman Gulch, Siskiyou Mountains 671 Comment
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Sep 25 2014
  CAS-BOT-BC56361  Kalmia microphylla subsp. microphylla Doris K. Kildale 1928-8-19 6511 Siskiyou English Lake, head of north fork of Salmon River Comment
  HSC36209  Kalmia polifolia John Rehling 1975-8-11 105 Siskiyou S end of Little Duck Lake Comment
  JEPS86079  Kelloggia galioides Wayne Roderick 1966-6-26 Siskiyou Cook and Green Pass summit; Cook and Green Pass 1371 Comment
  JEPS95018  Kelloggia galioides Vernon Oswald and Lowell Ahart 1997-7-28 8795 Siskiyou se of Medicine Lake (at Paynes Springs, on floor of Paynes Creek Canyon n of the campground); Paynes Springs, Paynes Creek Canyon 1981 Comment
  POM68801  Kelloggia galioides Geo. D. Butler 1910-7-9 1707 Siskiyou Shackleford Creek. 1220 Comment
  RSA0078643  Kopsiopsis strobilacea Frederick W. Oettinger 1968-8-18 572 Siskiyou On the SW running ridge of Little Medicine Mt. due north of Tobacco Lake. 1920 Comment
  CAS-BOT-BC340418  Lactuca canadensis Alice Eastwood 1917-9-2 6695 Siskiyou Shasta Springs Comment
  HSC68228  Lagophylla ramosissima J. P. Smith, J. O. Sawyer 1971-9-18 4828 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  UCD133625  Lagophylla ramosissima P. B. Kennedy 1922-8-29 s.n. Siskiyou Scott Valley. Comment
  CHSC63597  Lagophylla ramosissima subsp. ramosissima Vernon H. Oswald; Lowell Ahart 1994-8-10 6454 Siskiyou Pilgrim Creek Rd. (FS13) at Mud Creek, 2.7 mi N of Hwy. 89, ca. 4.5 mi (air) NE of McCloud. Roadside. 1097 Comment
  CHSC71565  Lagophylla ramosissima subsp. ramosissima Vernon H. Oswald; Lowell Ahart 1998-8-3 9408 Siskiyou USFS 41N03 1.0 mi east of its junction with Gazelle-Callahan Rd. 11.5 mi west of Gazelle. Roadside. 1524 Comment
  UC2026967  Lapsana communis Anthony Baniaga 2011-7-8 428 Siskiyou Klamath National Forest. Along Salmon River, on highway 93 Comment
  UC372675  Lathyrus brownii Geo. D. Butler 1910-5-15 1346 Siskiyou Greenhorn Mountain 1066 Comment
  UCD106392  Lathyrus nevadensis var. nevadensis Rimo Bacigalupi; Mr. and Mrs. Van Deventer of Fort Dick 1959-7-9 7292 Siskiyou location unknown. 1536 Comment
  RSA594185  Lathyrus polyphyllus S. O. Mattoon 1977-6-26 60 Siskiyou Gooseneast District; Klamath North Fork; Forest Road 2 miles S of Surveyors Glade; 12 air miles W of MacDoel. 1829 Comment
  JEPS45873  Leersia oryzoides Louis C. Wheeler 1934-9-16 3270 Siskiyou Siskiyou Mountains, Klamath River, Walker Klamath River; Siskiyou Mountains, , Walker 518 Comment
  SEINET10767893 Image available Lepidium dictyotum var. acutidens Edward L. Greene 1876-4-28 Greene 725 Siskiyou Collected near Yreka. Comment
  HSC26903  Lessingia nemaclada J. P. Smith, J. O. Sawyer 1971-9-18 4796 Siskiyou Hwy. 3 between Callahan and Etna at the turnoff to the Proctor Ranch. Comment
  CAS-BOT-BC342103  Leucanthemum vulgare Louis C. Wheeler 1934-8-20 3198 Siskiyou Klamath National Forest. W. Fork Beaver Cr. 1127 Comment
  HSC46841  Leucanthemum vulgare William J. Ferlatte 1974-7-14 1532 Siskiyou Big Flat near South Fork of Salmon River, W of Campground. 1509 Comment
  CAS-BOT-BC58265  Leucothoe davisiae Walter Knight; Irja Knight 1983-9-16 4934 Siskiyou Outflow at Cliff lake, upper Sacramento River watershed. 1767 Comment
  HSC753  Leucothoe davisiae William J. Ferlatte 1966-8-5 353 Siskiyou Caribou Mtn. 2470 Comment
  RSA355695  Leucothoe davisiae Dave Kelly, W. Wisura, A. Kelly 1986-7-29 4132 Siskiyou S side of Hancock Lake, Marble Mtn. Wilderness. Comment
  CAS-BOT-BC58258  Leucothoe davisiae W. R. Dudley 1901-8-23 s.n. Siskiyou Rocky Peak. Salmon Mts. 2133 Comment
  RSA211269  Lewisia cotyledon William J. Ferlatte 1966-7-7 207 Siskiyou Caribou Basin. 1982 Comment
  HSC29445  Lewisia nevadensis Frederick W. Oettinger 1969-7-10 949 Siskiyou Marble Mtn. Wilderness Area, NW of English Lake 1829 Comment
  CAS-BOT-BC444424  Lewisia rediviva Roxana S. Ferris; Laura Lorraine 1948-6-12 11715 Siskiyou Schoolhouse Hill, Plowman's Valley [Noyes Valley], e. fork of Scott River Comment
  HSC22268  Lewisia triphylla J. O. Sawyer 1969-7-3 1044 Siskiyou Near Lipstick Lake 1951 Comment
  CAS-BOT-BC283817  Leymus cinereus David D. Keck 1949-7-19 6352 Siskiyou 2 miles S of Grenada 777 Comment
  UCD64299  Leymus condensatus Mr. Roseman 1913-1 Siskiyou Butte Valley. Comment
  UCD65622  Leymus triticoides Geo. D. Butler 1908-7-3 472 Siskiyou Dry banks near Yreka. Comment
  SEINET10932794  Libocedrus decurrens William B. Cooke 1941-1 Cooke 16318 Siskiyou Junction of Wagon Camp and Memorial Highways. Scattered trees ocur throughout the Transition Zone on Mt. Shasta. 6000 feet. 1830 Comment
  RSA238846  Lilium kelleyanum Frederick W. Oettinger 1967-7-30 218 Siskiyou The NW side of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  CAS-BOT-BC130820  Lilium pardalinum R. F. Thorne; Frederick W. Oettinger 1969-8-4 63355 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  CAS-BOT-BC130822  Lilium pardalinum Wayne Roderick 1967-7-24 s.n. Siskiyou Near Lily Pad Lake, n. of Seiad Valley 1676 Comment
  SEINET8480709  Lilium pardalinum W. Roderick 1967-7-28 s.n. Siskiyou Center of town of Mt. Shasta, between the old highway and the railroad. 1067 Comment
  SEINET8480715  Lilium pardalinum W. Roderick 1967-7-28 s.n. Siskiyou Center of town of Mt. Shasta, between the old highway and the railroad. 1067 Comment
  HSC62308  Lilium pardalinum subsp. wigginsii Al Hobart 1967-8-8 Siskiyou Youngs Valley Comment
  LA22088  Lilium washingtonianum W. B. C.; 1939-8-4 13805 Siskiyou Mount Shasta, along the Sisson Southern Trail 1523 Comment
  SEINET8480955  Lilium washingtonianum W. Roderick 1967-7-28 s.n. Siskiyou SW side of Mount Shasta. 1372 Comment
  CAS-BOT-BC133018  Lilium washingtonianum subsp. purpurascens Doris K. Kildale 1929-7-20 8615 Siskiyou East spur of Preston Peak above Rockefeller Lake 2133 Comment
  UC1334271  Lilium washingtonianum subsp. washingtonianum Albert M. Vollmer and Ira L. Wiggins 1940-7-5 9 Siskiyou 3.5 mi ne Mount Shasta (town) 1402 Comment
  RSA600380  Limnanthes alba Louis C. Wheeler 1935-5-18 3501 Siskiyou Siskiyou Mountains; Yreka Creek (Mt. Diablo Mer.) 854 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
  JEPS58519  Linanthus nuttallii subsp. nuttallii W. L. Jepson Jul 6 1907-Jul 7 1907 2854 Siskiyou on ridge overlooking Klamath; Cuddihy Valley Comment
  UC60872  Linanthus nuttallii subsp. nuttallii Harley P. Chandler Jun 1901 1587 Siskiyou near Marble Mountain; North Coast Ranges 1981 Comment
  CAS-BOT-BC509126  Linanthus pungens Dana York 2011-8-13 3066 Siskiyou Klamath National Forest, Marble Mountain Wildernesss, summit of Black Marble Mountain 2268 Comment
  UCD77820  Linanthus pungens Robert E. Preston 2003-7-29 2171 Siskiyou Rainbow Mountain and Vicinity. Summit of Rainbow Mountain. 2323 Comment
  JEPS82489  Linum lewisii Gilbert Muth 1965-8-6 186 Siskiyou Marble Mountain Wilderness Area, backside trail of Black Mt. Black Mt.; Marble Mountain Wilderness Area, Black Mt. 1981 Comment
  RSA789789  Linum lewisii var. lewisii Rebecca Wenk 2005-7-15 205 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass between Yellow Rose and Dorleska mines. 2134 Comment
  UCD110605  Linum lewisii var. lewisii P. Quentin Tomich 1954-8-12 443 Siskiyou Indian Well, Lava Beds National Monument. 1463 Comment
  UC1333303  Listera convallarioides Dorothy Parker 1949-6-26 Siskiyou Etna Creek Salmon Mountains Range 1176 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-BC36008  Lithocarpus densiflorus var. densiflorus Alice Eastwood 1912-8-28 1949 Siskiyou Cantara Comment
  CAS-BOT-BC36527  Lithocarpus densiflorus var. echinoides Wm. Bridge Cooke 1941-6-11 16028 Siskiyou along the Castle Lake Road 1219 Comment
  RSA298362  Lithophragma heterophyllum James Payne Smith 1973-5-5 6417 Siskiyou Along Cook and Green Pass road. Comment
  HSC64863  Lithophragma parviflorum J. P. Smith 1976-5-5 8705 Siskiyou Road between Forks of Salmon and Somes Bar. 366 Comment
  CAS-BOT-BC317337  Lithospermum californicum Antone J. Soares 1922-6-1 8553 Siskiyou Shasta Springs Comment
  UC673223  Lithospermum californicum Lincoln Constance and Reed C. Rollins 1942-5-12 2899 Siskiyou 12 mi s Happy Camp; California North Coast Ranges, Klamath River 304 Comment
  CDA40609  Lithospermum ruderale D. Janssen & F. D. Horn 1978-5-15 s.n. Siskiyou West of Hotlum Road, northeast of Weed. 0 Comment
  RSA715955  Lolium perenne L. Ahart 2005-6-10 12064 Siskiyou South edge of irrigation pasture, east of a poor dirt road, about 80 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. 777 Comment
  UC166092  Lolium perenne Geo. D. Butler 1910-6-15 1563 Siskiyou near Yreka Comment
  UC1001182  Lomatium californicum Dorothy Parker 1953-5-12 528 Siskiyou Scott Valley, W side 883 Comment
  UC1211906  Lomatium californicum Roy L. Taylor 1960-6-12 4438 Siskiyou n. Yreka (1 mi. w. of junction of Hwy. 96 (Klamath R. rd.) and Hwy. 99, hillsides above Klamath R.) Comment
  RSA238265  Lomatium dissectum var. multifidum Frederick W. Oettinger 1969-7-9 946 Siskiyou Northwest of upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1845 Comment
  JEPS120265  Lomatium macrocarpum Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -055 Siskiyou South Fork WIllow Creek, foothills of N side Scott Mountain. Td. 42N19 Sec. 30.; ca. 1 mile S of Gazelle-Callahan Hwy Comment
  POM132828  Lomatium macrocarpum Geo. D. Butler 1910-5-18 1359 Siskiyou Yreka Comment
  UC1409714  Lomatium macrocarpum Melinda F. Denton 1973-6-27 2798 Siskiyou just s. of border of Klamath and Siskiyou Nat'l Forests Klamath Nat'l Forest (ca. 9 meters s. of intersection of 416C and 4007 on 416C) 1627 Comment
  UC190749  Lomatium nudicaule K. Brandegee Siskiyou Hornbrook Comment
  JEPS177  Lomatium peckianum Geo. D. Butler 1909-4-14 638 Siskiyou Block 5 Yreka Comment
  RSA452597  Lomatium triternatum L. C. Wheeler 1935-6-9 3555 Siskiyou Siskiyou Mounatins, Yreka Creek 1220 Comment
  SEINET7096758  Lomatium utriculatum A. G. Vestal 1955-5-17 s.n. Siskiyou 6.5 miles southwest of Yreka on Route 3. NAD27, 41? deg. 40' 21ao, -122?_ 42' 53ao (converted to WGS84 decimal degrees) UTM Zone 10, 523738mE, 4613250mN. Comment
  RSA30650  Lomatium vaginatum Lincoln Constance, Reed Rollins 1942-5-14 2924 Siskiyou Road to Walker Post Office, 4 miles W of Yreka. 1220 Comment
  UC54575  Lonicera involucrata var. involucrata H. M. Hall and E. B. Babcock June, 1903 4137 Siskiyou Pole Canyon Sierra Nevada Mountains 1463 Comment
  JEPS65135  Lotus crassifolius var. crassifolius W. L. Jepson 1940-7-1 20080 Siskiyou McCloud 975 Comment
  JEPS75367  Lotus crassifolius var. crassifolius Geo. D. Butler 1908-8-2 394 Siskiyou Shackleford Creek Quartz Valley Comment
  JEPS101139  Lotus nevadensis var. nevadensis Dean W. Taylor 1996-6-20 15720 Siskiyou upper Noyes Valley; along Noyes Valley Creek (ca. 20 air miles SW of Yreka) Comment
  UC375403  Lotus oblongifolius var. oblongifolius Geo. D. Butler 1908-8-4 395 Siskiyou Cold Spring Wooley Creek Comment
  UC1561366  Lotus purshianus var. purshianus Barbara Ertter 1987-7-26 7324 Siskiyou 2.2 mi n Scott Mt. summit (on Hwy 3, at road junction, w of road) 1371 Comment
  HSC78389  Lotus uliginosus L. P. Janeway 1983-8-27 624 Siskiyou At Poker Flat. W side of meadow across from campsite. 1524 Comment
  HSC61975  Luetkea pectinata Al Hobart 25 Jul [year missing] Siskiyou Preston Peak 1982 Comment
  UCD113633  Luetkea pectinata Joseph M. DiTomaso 1975-9-10 318 Siskiyou Caribou side of Sawtooth Ridge. 2194 Comment
  JEPS82111  Luina hypoleuca Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7480 Siskiyou 4 mi above Oak Bottom guard station (or 5 mi above and se of Somes Bar); Gorge of Salmon River 274 Comment
  RSA119492  Lupinus C. P. Smith 1947-5-13 47276 Siskiyou 6.3 miles east of Weed. Highway 97. Comment
  UC398668  Lupinus albicaulis var. shastensis A. A. Heller 1927-8-1 14436 Siskiyou near Shasta Springs (Type Station); near Shasta Springs Comment
  POM11365  Lupinus albicaulis var. shastensis C. P. Smith 1922-8-8 3727 Siskiyou Sisson Comment
  CDA16170  Lupinus albifrons G. F. Hrusa, T. D. Wilfred 1999-5-31 15069 Siskiyou Klamath Ranges; E side of I-5 at Klamath R. rest area +- 10 mi N of Yreka 640 Comment
  POM26763  Lupinus albifrons var. eminens Geo. D. Butler 1909-5-26 776 Siskiyou Yreka Creek Comment
  SBBG109206  Lupinus andersonii C. B. Hardham 1961-7-3 8067 Siskiyou Scott Mtn, S of Calahan Comment
  UC1542837  Lupinus andersonii K. Morris, Dunn and Kenney 1973-5-25 272 Siskiyou 20.7 mi E of McCloud on Highway 89. Comment
  JEPS64987  Lupinus bicolor Geo. D. Butler 1909-5-30 Siskiyou Yreka Comment
  UC1409231  Lupinus breweri Frederick W. Oettinger 1968-8-4 397 Siskiyou rocky ridge e English Peak Lookout (High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 2209 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
  CAS-BOT-BC215170  Lupinus croceus R. C. Barneby 1954-5-17 11533 Siskiyou 5 miles above Callahan, Scott Mountains 1249 Comment
  CAS-BOT-BC215172  Lupinus croceus P. Kenney; Conrad; Dunn 1973-6-4 384 A Siskiyou 6.4 miles W of Callahan, along road from Cecilville to Callahan 1737 Comment
  CAS-BOT-BC215200  Lupinus croceus John Thomas Howell 1937-7-29 13667 Siskiyou Scott Mountain between Trinity and Siskiyou counties Comment
  JEPS87960  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
  NY15836  Lupinus croceus H. E. Brown 1897-6-11 392 Siskiyou North side of Mt. Shasta 1524.0 Comment
  CAS-BOT-BC215179  Lupinus croceus W. W. Eggleston 1915-8-11 11561 Siskiyou S Fork of Shasta River 1100 Comment
  UC1023832  Lupinus croceus Douglas Barbe 1955-7-26 288 Siskiyou n slope Scott Mtn. (at a small pond); Klamath Mountains, n slope of Scott Mtn. 1981 Comment
  SEINET10837763  Lupinus croceus var. croceus Oettinger 1969-7-25 OETTINGER s.n. Siskiyou Scott mts., Shasta-trinity nat'l forest: c. 15 Air mi. Sw of weed, near Kangaroo lake campground; dry rocky meadow in lodgepole pine forest. Comment
  RSA372149  Lupinus klamathensis M. L. Conrad, David B. Dunn, LeDoux 1973-6-2 6971 Siskiyou On south facing slope of Klamath River Valley, 1.5 miles west of junction of 263 and 96 on Highway 96. 732 Comment
  SEINET12902682 Image available Lupinus lapidicola A. A. Heller 1920-1 13422 Siskiyou easterly slope of Mt. Eddy in gravel at the lakelet above the head of Wagon creek. 2438 Comment
  HSC69357  Lupinus latifolius Maralyn A. Renner 1980-8-21 2579 Siskiyou Kidd Creek 2043 Comment
  POM24242  Lupinus latifolius subsp. viridifolius Geo. D. Butler 1910-6-4 1489 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC7547  Lupinus latifolius var. viridifolius Amos Arthur Heller 1905-6-1 7928 Siskiyou Between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC8340  Lupinus lelandsmithii L. E. Smith 1913-5-4 253 Siskiyou Hornbrook Comment
  JEPS105171  Lupinus lepidus var. lobbii Dean W. Taylor 1993-7-30 14021 Siskiyou Highway 3 about 7 miles east of Fort Jones (tributary to Scott River); Klamath National Forest 609 Comment
  JEPS86069  Lupinus lepidus var. sellulus Wayne Roderick 1966-6-26 Siskiyou just e Cook and Green Pass; e of Cook and Green Pass area 1371 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
  UC85087  Lupinus lepidus var. sellulus J. W. Congdon 1900-8-13 Siskiyou Shasta Comment
  CAS-BOT-BC94480  Lupinus lepidus var. sellulus R. C. Wenk 2005-7-19 350 Siskiyou border between Siskiyou and Trinity Counties, National Forest Road 17, N side of road, across from parking lot where 2090 Comment
  SEINET13761751  Lupinus luteolus R. R. Halse 2016-5-29 9715 Siskiyou Along Hilt Road, c 2.1 miles NW of Hilt on the OR/CA state line. 876 Comment
  JEPS83249  Lupinus luteolus W. L. Jepson 1939-7-23 18455 Siskiyou beyond Hambrook at Cedar Grove road station; Yreka Comment
  SEINET10488767  Lupinus luteolus Patricia L. Kenney 1973-6-1 Kenney 380 Siskiyou Collected along roadside of i-5, 1.3 mi s of california state line. Comment
  RSA233670  Lupinus obtusilobus Robert F. Thorne, Fred Oettinger, K. Thorne 1969-8-10 38990 Siskiyou Mt. Shasta National Forst: S slope of Mt. Shasta. 2439 Comment
  RSA331948  Lupinus obtusilobus Dave Kelly, Walter Wisura, A. Kelly 1985-7-31 4087 Siskiyou Mount Shasta, end of Everitt Memorial Hwy Comment
  SEINET10450723  Lupinus obtusilobus Thorne 1969-8-10 THORNE 38990 Siskiyou Mt. Shasta national forest. S slope of mt shasta. At base of boulders of dry, Sunny, volcanic slopes above the ski-lodge. 2408 Comment
  SEINET11072098 Image available Lupinus onustus A. A. Heller 1905-1 21994 Siskiyou Near Sisson Comment
  UC454944  Lupinus polyphyllus var. burkei I. J. Condit 1911-7-27 Siskiyou Castle Lake Comment
  UC201945  Lupinus polyphyllus var. polyphyllus Annie M. Alexander and Louise Kellogg 1911-6-13 139 Siskiyou 6 mi nw Callahan; nw <of> Callahan Comment
  HSC44888  Luzula comosa Maralyn O'Meara 1974-5-25 404 Siskiyou Along road to Duck Lakes trail 1402 Comment
  CAS-BOT-BC436699  Luzula comosa var. laxa Wm. Bridge Cooke 1939-7-7 13602 Siskiyou Mt. Shasta: between Bear Springs and Wagon Camp 1676 Comment
  CAS-BOT-BC436705  Luzula comosa var. laxa Louis C. Wheeler 1934-6-12 2691 Siskiyou Klamath Forest, North Hungry Creek 1463 Comment
  POM110703  Luzula comosa var. laxa Geo D. Butler 1910-4-19 1197 Siskiyou Near Yreka. Comment
  RSA105371  Luzula divaricata G. D. Barbe 1955-8-5 361 Siskiyou Growing along the trail from Big Flat to Caribou Lake at a point northwest of the summit of Caribou Mtn. Salmon Mountains. 2409 Comment
  RSA211370  Luzula divaricata William J. Ferlatte 1966-8-19 452 Siskiyou Head of Kidd Creek. Trinity Alps. 2134 Comment
  UC1148967  Luzula parviflora Jack Major, M. Fleschner, and R. Pemble 1966-9-5 Siskiyou along trail from Marble Mountain to Sky High Lake (e of Marble Mountain, Marble Mountains); Marble Mountains, e of Marble Mountain 1975 Comment
  LA20729  Luzula subcongesta W. B. C.; 1939-7-26 13741 Siskiyou Mount Shasta, around the E boreal spring above Panther Creek 2743 Comment
  HSC43059  Lycopus americanus K. T. Stillman 1976-8-24 450 Siskiyou Slopes on E and N sides of Williams Point 366 Comment
  UC165404  Madia citriodora Geo. D. Butler 1909-5-14 698 Siskiyou Klamath River Comment
  CAS-BOT-BC344004  Madia elegans Geo. D. Butler 1910-5-27 1413 Siskiyou Near Yreka Comment
  HSC43032  Madia exigua J. O. Sawyer, Ken Stillman 1976-7-2 2805 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  SBBG25831  Madia gracilis D. Myrick 1966-8-12 1537 Siskiyou Mountain Meadow Ranch, Big Flat, Coffee Crk 1524 Comment
  CAS-BOT-BC343426  Madia gracilis Wm. F. Herrin 1919-6-16 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC343438  Madia gracilis Wm. Bridge Cooke 1938-8-5 11440 Siskiyou McBride Springs, Mount Shasta 1524 Comment
  JEPS40207  Madia gracilis Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sims to Sissons; Region of the Upper Sacramento Comment
  POM362186  Madia gracilis subsp. gracilis L. C. Wheeler 1934-9-5 3247 Siskiyou South side Sterling Mountain, Siskiyou Mountains 1982 Comment
  HSC557  Maianthemum racemosum subsp. amplexicaule William J. Ferlatte 1967-6-29 569 Siskiyou Along Yellow Rose Mine Trail 1829 Comment
  HSC99338  Maianthemum racemosum subsp. amplexicaule G. L. Clifton 1979-7-1 6192 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  RSA237945  Maianthemum stellatum Frederick W. Oettinger 1968-8-6 428 Siskiyou SE corner of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  CAS-BOT-BC347358  Malacothrix floccifera Geo. D. Butler 1910-6-4 1491 Siskiyou Shackleford Creek Comment
  UC164083  Marah oregana Geo. D. Butler 1909-5-8 731 Siskiyou Klamath River Comment
  UC1216707  Medicago sativa W. B. and V. G. Cooke 1962-8-19 33548 Siskiyou Memorial Hwy Mt. Shasta (in new pine plantation clearing) Comment
  CAS-BOT-BC269233  Melica aristata H. S. Yates 1936-6-21 5833 Siskiyou One mile southwest of Signal Butte 1341 Comment
  UC618642  Melica aristata W. Bridge Cooke 1938-7-22 11335 Siskiyou Sisson Southern Trail Mt. Shasta (Transition) Comment
  CAS-BOT-BC271214  Melica bulbosa K. T. Stillman 1976-7-15 248 Siskiyou Marble Mountain Wilderness Area Comment
  CDA18407  Melica californica G. D. Barbe, P. Hiatt & M. Keffer 1980-6-5 2810 Siskiyou Cascade Range; Mt. Shasta Reforestation area, north of Mt. Shasta city on Everitt Memorial Hwy to Panther Meadows ski area. 1097 Comment
  HSC48289  Melica subulata J. O. Sawyer, K. T. Stillman 1978-7-6 3296 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  UCD88598  Melica subulata A. A. Beetle; G. L. Stebbins Jr. 1942-6-1 3447 Siskiyou 11 miles north of Happy Camp, banks of Indian Creek. Comment
  SEINET13710380  Mentha arvensis Lowell William Ahart, Lowell William Ahart 1998-1 9323 Siskiyou Hwy. 97 Between Weed and Macdoel at W End Grass Lake (T44N, R3W, sec 28, NE 1/4) 5000 Ft. 1524 Comment
  UC637092  Mentha arvensis Edward Lee 1934-8-12 1052 Siskiyou s bank <of> Klamath River 1/4 mi w Walker Creek ((between Hamburg and Seiad Valley)); s bank Klamath Riverk w of Walker Creek 426 Comment
  CAS-BOT-BC428984  Micranthes ferruginea Doris K. Kildale 1929-7-20 8591 Siskiyou Southeast spur of Preston Peak 1950 Comment
  CDA8390  Microseris laciniata subsp. laciniata T. C. Fuller 1958-6-19 1823 Siskiyou Highway 99, 3 miles south of Gazelle. 0 Comment
  UC165388  Microseris laciniata subsp. siskiyouensis Geo. D. Butler 1909-6-23 958 Siskiyou Goosenest Mountain; foothills Comment
  CAS-BOT-BC349370  Microseris nutans Alice Eastwood 1921-7-29 10947 Siskiyou Medicine Lake Comment
  CAS-BOT-BC349372  Microseris nutans L. E. Smith 1914-5-5 654 Siskiyou Dunsmuir Comment
  CAS-BOT-BC349379  Microseris nutans John Thomas Howell 1937-7-22 13266 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  POM229882  Microseris nutans L. C. Wheeler 1935-6-27 3607 Siskiyou Head of Etna Creek, Marble Mountains. 1799 Comment
  HSC61903  Microsteris gracilis Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  POM75051  Microsteris gracilis subsp. gracilis Geo D. Butler 1910-3-28 1148 Siskiyou Yreka. Comment
  UC164368  Mimulus breweri Geo. D. Butler 1910-7-9 1733 Siskiyou Upper Campbell Lake Shackleford Creek 1371 Comment
  UCD122461  Mimulus breweri John M. Tucker 1974-7-28 4315 Siskiyou Marble Mountain Wilderness Area, Haypress Meadows. 1463 Comment
  RSA529963  Mimulus breweri D. W. Taylor, G. L. Clifton, R. E. Palmer 1987-6-7 9021 Siskiyou S end of Saddle Hills 1646 Comment
  RSA1921  Mimulus cardinalis Carl B. Wolf 1930-10-23 1757 Siskiyou Along the Klamath River, 2 mi. below Browns Resort. 305 Comment
  UCD122627  Mimulus floribundus Vernon H. Oswald; Lowell Ahart 1998-7-21 9347 Siskiyou Northeast of Weed and east of Grass Lake on the south side of Tennant Rd. 0.2 mi southeast of Old State Hwy to Bray and on the east side of the intermittent stream draining Dry Lake. 1402 Comment
  UC1409386  Mimulus guttatus Frederick W. Oettinger 1968-8-13 479 Siskiyou near Tom Taylor Cabin spring; Salmon Mountains, Marble Mountain Wilderness Area 2048 Comment
  RSA609081  Mimulus kelloggii Louis C. Wheeler 1935-4-16 3422 Siskiyou Soap Creek, Siskiyou Mtns. 1037 Comment
  POM204109  Mimulus layneae J. T. Howell 1934-7-4 12398 Siskiyou SE corner of Siskiyou County Comment
  UC1063154  Mimulus microphyllus L. Whitney 1934-6-24 7 Siskiyou Tennant Dorris Quadrangle, Antelope Creek 1463 Comment
  UC618718  Mimulus microphyllus W. Bridge Cooke 1938-6-24 11091 Siskiyou MacBride Springs Mount Shasta Comment
  HSC36420  Mimulus moschatus J. O. Sawyer 1968-7-10 522 Siskiyou S side of Sugar Creek. 1616 Comment
  UCD122803  Mimulus moschatus J. M. Tucker; D. V. Hemphill 1974-7-27 4305 Siskiyou at edge of Haypress Creek, Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  HSC72407  Mimulus moschatus J. P. Smith, Steve Selva 1970-7-27 4510 Siskiyou Gumboot Lake 1768 Comment
  RSA211426  Mimulus moschatus William J. Ferlatte 1967-8-19 1035 Siskiyou Trinity Alps: Along the South Fork of the Salmon River between the campground and Carter's. 1524 Comment
  RSA14134  Mimulus nanus var. jepsonii Elmer I. Applegate 1923-8-18 3882 Siskiyou Medicine Lake. Comment
  UCSB59405  Mimulus nanus var. jepsonii Thompson, David 1988-6-4 Siskiyou 8.0 mi E of McCloud along Hwy 89; SW corner of jct of Bigelow Meadows Road and Hwy 89; Opposite Hwy 89 from USFS Road 40N16; 2.4 mi W of turnoff for Cattle Camp (Cattle Camp Road); 2.0 mi W of USFS Ash Creek Station; T39N, R1W, S5 1100 Comment
  JEPS82468  Mimulus nanus var. nanus Gilbert Muth 1966-7-8 374 Siskiyou Marble Valley Meadow Marble Mt. Wilderness Area 1792 Comment
  HSC20785  Mimulus nanus var. nanus R. C. Wunner 1965-6-7 122 Siskiyou California Lava Beds National Monument; Near Dragon Head Cave 1357 Comment
  UC886077  Mimulus pilosus A. A. Heller 1938-7-13 15267 Siskiyou meadow 1 mi s Bray 1402 Comment
  POM5043  Mimulus pilosus E. B. Copeland 1903-7-3 3529 Siskiyou Klamathon. Comment
  HSC69356  Mimulus primuloides Maralyn A. Renner 1980-8-21 2585 Siskiyou Kidd Creek 2043 Comment
  RSA120316  Mimulus primuloides S. S. Tillett 1956-7-9 676 Siskiyou N side Scott Mtn divide, headwaters of Mule Creek, Siskiyou Trinity line, 8 miles SE of Callahan. 1616 Comment
  UC70445  Mimulus primuloides subsp. linearifolius Milo S. Baker July 1899 Siskiyou near Sisson; Sacramento River Comment
  UC803949  Mimulus primuloides subsp. linearifolius G. L. Stebbins Jr., P. Dansereau, C. McMillan, and K. Narayan 1949-8-9 4023 Siskiyou 10 mi w Weed (above Stewart Springs); Park's Creek 1219 Comment
  RSA434718  Mimulus primuloides var. pilosellus Louis C. Wheeler 1935-7-26 3712 Siskiyou Jaynes Canyon; Siskiyou Mountains. (Mt. Diablo Mer.) 1951 Comment
  RSA59504  Mimulus suksdorfii E. K. Balls 1950-5-16 14710 Siskiyou Caldwell Butte, east slope. Lava Beds National Monument. 1646 Comment
  RSA11895  Minuartia nuttallii subsp. fragilis Elmer I. Applegate 1923-8-18 3864 Siskiyou Top of Redshale Mountain, east of Medicine Lake. 2439 Comment
  UC722977  Minuartia nuttallii subsp. gregaria C. L. Hitchcock and J. S. Martin 1939-7-7 5279 Siskiyou 1/2 mi below Sanger Peak Lookout 1524 Comment
  HSC77109  Minuartia nuttallii subsp. gregaria K. T. Stillman 1976-6-26 112 Siskiyou Trail S of Paradise Lake Comment
  POM101138  Minuartia nuttallii subsp. gregaria Geo. D. Butler 1910-7-4 1638 Siskiyou Goosenest foothills. 1220 Comment
  POM258762  Minuartia nuttallii subsp. gregaria C. L. Hitchcock, J. S. Martin 1939-7-7 5279 Siskiyou 0.5 mile below Sanger Peak Lookout. 1524 Comment
  RSA78840  Minuartia nuttallii subsp. gregaria P. A. Munz 1952-7-2 17918 Siskiyou Road to Baldy Mountain about 6 miles by air west of Happy Camp, Siskiyou Mountains 1448 Comment
  HSC92009  Minuartia stolonifera Thomas W. Nelson, Jane P. Nelson 1979-5-26 4723 Siskiyou Along SR 3 3 mi. N of Scott Mtn. Pass at jct. wiith 40N03 Comment
  CAS-BOT-BC433018  Mitella diversifolia Antone Q. Soares 1922-6-1 s.n. Siskiyou Shasta Springs Comment
  HSC4891  Mitella pentandra J. O. Sawyer 1968-7-10 463 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  CAS-BOT-BC433070  Mitella trifida Gilbert Muth 1965-8-18 s.n. Siskiyou Trail behind Blk. Mt. Comment
  CAS-BOT-BC433072  Mitella trifida Edward Lee 1934-8-13 1082 Siskiyou Happy Camp - Waldo (Oregon) Road, Watershed: West branch of Indian Creek. Klamath Nat. Forest. 1463 Comment
  CAS-BOT-BC433079  Mitella trifida Ella Dales Cantelow 1936-5-20 1415 Siskiyou Cow Creek. Turned here on Salmon Mt. Comment
  HSC29428  Mitella trifida Frederick W. Oettinger 1969-8-22 1484 Siskiyou Marble Mtn. Wilderness Area, head of Pierce's Draw 1829 Comment
  JEPS105109  Monardella odoratissima subsp. glauca Dean W. Taylor 1993-7-30 13992 Siskiyou Bolan Lake Road (Forest Road 4812) about 2 miles east of Indian Creek Road (Forest Road 40S07); Klamath National Forest 1584 Comment
  JEPS84084  Monardella odoratissima subsp. glauca L. R. Heckard with J. Hickman et al. 1986-7-17 6515 Siskiyou N slope Condrey Mt. 1960 Comment
  RSA12493  Monardella odoratissima subsp. glauca Carl B. Wolf 1934-7-4 5944 Siskiyou Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains, 13.5 miles from Horse Creek Bridge on Klamath River 1524 Comment
  SEINET3152593  Monardella odoratissima subsp. glauca G. B. Grant 796 Siskiyou Mount Shasta. 2438 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-BC222034  Monardella odoratissima subsp. glauca Peter H. Raven 1956-9-4 10379 Siskiyou Ridges s. of Mt. Eddy 2286 Comment
  CHSC67842  Monardella odoratissima subsp. pallida James D. Jokerst 1992-7-30 3431 Siskiyou Camp above Tamarack Flat, NW of Mt. Eddy. Comment
  HSC69378  Monardella odoratissima subsp. pallida J. O. Sawyer, J. Cole 1980-7-19 3683 Siskiyou Near FS Rd. 45N05, center of section 1890 Comment
  CAS-BOT-BC26176  Monardella ovata H. E. Brown 1897-6-1 381 Siskiyou near Sisson 1082 Comment
  CAS-BOT-BC220228  Monardella sheltonii A. M. Vollmer; L. Beane 1951-6-2 43 Siskiyou Klamath River Highway, betw. U.S. 99 & Gottville Comment
  CAS-BOT-BC220236  Monardella sheltonii Dr. E. B. Copeland 1903-7-6 3497 Siskiyou Hornbrook Comment
  SEINET10829417  Monardella siskiyouensis A. Graff 1993-7-24 Graff 353 Siskiyou Klamath National Forest. Hwy. 96, .45-2.8 miles east from junction with Hwy. 263, on right roadside. Infrequent on bare serpentine. End of bloom. Comment
  UC2035870  Monardella villosa subsp. villosa C. Epling 1938-1 Siskiyou Klamath River slopes near Highway 99. Comment
  CDA23448  Monolepis nuttalliana T. R. Haig, F. D. Horn 1979-9-19 Siskiyou Sharp Mountain Reservoir southeast of Mount Hebron. 0 Comment
  CAS-BOT-BC453478  Monotropa hypopitys Volney Rattan 1879-6-1 s.n. Siskiyou Klamath Comment
  CAS-BOT-BC445108  Montia linearis Geo. D. Butler 1910-4-25 1240 Siskiyou Oro Fino Comment
  CHSC71317  Montia linearis Vernon H. Oswald; Lowell Ahart 1998-6-11 9204 Siskiyou Dry Lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. Common in low scrub bordering the lake. 1402 Comment
  CAS-BOT-BC7353  Montia obtusata Amos Arthur Heller 1905-6-1 7945 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  CAS-BOT-BC445208  Montia parvifolia C. L. Hitchcock; J. S. Martin 1939-7-7 5288 Siskiyou Sanger Peak 1780 Comment
  HSC36421  Montia parvifolia J. O. Sawyer 1968-7-10 476 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  POM101846  Montia parvifolia Geo. D. Butler 1910-6-4 1488 Siskiyou Shackleford Creek. Comment
  HSC30608  Muhlenbergia filiformis Frederick W. Oettinger 1969-9-1 1575 Siskiyou Margin of Katherine Lake, Salmon Mountains. 2027 Comment
  RSA239108  Muhlenbergia filiformis Frederick W. Oettinger 1969-8-22 1492 Siskiyou Horse Hole pond, near Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  UC204922  Muhlenbergia filiformis unknown 11704 Siskiyou near Deetz Station (6 mi n of Sisson) Comment
  JEPS69761  Nama densa var. parviflora W. B. and V. G. Cooke 1972-6-30 45412 Siskiyou above Andesite Crossing (Mount Shasta, Military Pass Road); Mount Shasta, Military Pass Road 1524 Comment
  HSC96412  Narthecium californicum Gordon Leppig, J. Kalt 1996-7-9 366 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  JEPS70280  Navarretia divaricata W. L. Jepson 1940-7-3 20096 Siskiyou Bartle, e part of Siskiyou County Bartle 1188 Comment
  JEPS81654  Navarretia leucocephala subsp. leucocephala L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2298 Siskiyou on US Hwy 97 0.8 mi s Bray junction; Murphy Wells 1493 Comment
  POM75061  Navarretia pubescens Geo D. Butler 1909-5-10 740 Siskiyou Near Yreka. Comment
  UC880882  Nemophila parviflora Louis C. Wheeler 1935-5-5 3462 Siskiyou Greenhorn Creek , Greenhorn Creek (Siskiyou Mts.) 853 Comment
  CAS-BOT-BC230556  Nemophila parviflora var. austiniae A. A. Heller 1919-6-20 13257 Siskiyou Metcalf's Ranch, NE base of Mount Eddy 1158 Comment
  RSA495513  Nemophila parviflora var. parviflora Elaine Joyal, D. Mehlman 1988-6-25 1273 Siskiyou Happy Camp - Takilma road at turn-off to Bolan Lake 1524 Comment
  CAS-BOT-BC123919  Nitrophila occidentalis Amos Arthur Heller 1905-6-20 8073 Siskiyou Gazelle Comment
  CAS-BOT-BC60587  Noccaea fendleri subsp. glauca L. B. Kildale 1929-5-31 9154 Siskiyou Salmon River. Comment
  UC1070113  Nothocalais troximoides R. D. Roseberry 1936-5-21 43 Siskiyou 1 mi ne Whitney Butte; Dorris Quad., Modoc Lava Beds National Monument Comment
  JEPS84081  Nothochelone nemorosa L. R. Heckard with S. D'Alcamo, J. Hickman, W. Roderick 1986-7-16 6402 Siskiyou 5 mi n of town of Seiad Valley (above and w of Lily Pad Lake) 1850 Comment
  RSA215645  Nothochelone nemorosa Gilbert Muth 1969-8-6 1198 Siskiyou Boulder Peak. 2530 Comment
  UC1409398  Nuphar lutea subsp. polysepala Frederick W. Oettinger 1968-8-12 488 Siskiyou West of the west cove of Hancock Lake (Lily Pond (a fifty foot pond), vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  SEINET184866 Image available Nuphar lutea subsp. polysepala C. L. Hitchcock, J. S. Martin 1939-1 5273 Siskiyou Whiskey Lake, 0.5 mi above Camp Chicago, on Sanger Peak Trial 1463 Comment
  CAS-BOT-BC400116  Nuphar polysepala C. L. Hitchcock; J. S. Martin 1939-7-7 5273 Siskiyou Whiskey Lake, 1/2 mile above Camp Chicago, on Sanger Peak Trail 1463 Comment
  HSC59594  Oemleria cerasiformis J. P. Smith, Steve Selva 1970-6-14 3870 Siskiyou Comment
  UC1222313  Oemleria cerasiformis Joseph P. Tracy 1951-6-16 19502 Siskiyou near State Line (at crossing of the Takilma-Happy Camp Road); Summit of the Siskiyous Comment
  UC61691  Oenothera elata subsp. hirsutissima Geo. B. Grant September 1902 5225 Siskiyou Sisson Mt. Shasta 914 Comment
  UC73298  Oenothera flava subsp. flava Milo S. Baker 1898-8-1 485 Siskiyou Medicine Lake Comment
  UC1733725  Olsynium douglasii var. douglasii Kay H. Beach, Frank Gould 1940-5-15 628 Siskiyou Bull Meadows Comment
  JEPS123404  Oreostemma alpigenum var. andersonii Julie Kierstead Nelson with Don Lepley, Rhonda Posey 2015-8-13 2015 -123 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. Comment
  UC1608317  Oreostemma alpigenum var. andersonii J. Kierstead 1990-7-18 90 -103 Siskiyou Gumboot Creek 100 yd s Forest Service Rd 40N26 (s side of mt.); Shasta-Trinity National Forests, Mt. Shasta Ranger Dist., Mt 1676 Comment
  JEPS79773  Orobanche corymbosa L. R. Heckard 1967-8-14 1728 Siskiyou 19 mi n Weed (just e of U.S. Hwy 97, 2 mi n of Deer Mt Lodge) Comment
  UC1177881  Orobanche fasciculata Francia Chisaki and Gene B. Newcomb 1958-6-22 1154 Siskiyou On Highway #99, at base of Black Butter, (south of Weed). Comment
  CAS-BOT-BC500189  Orobanche fasciculata R. E. Frenkel 1963-7-13 216 Siskiyou On Everitt Memorial Highway, 1.0 mi N of McCloud River RR crossing, near Mt. Shasta 1219 Comment
  HSC92964  Orthilia secunda Jennifer Whipple 1977-7-22 2029 Siskiyou Near Dobkins Lake 2073 Comment
  RSA0083186  Orthilia secunda M. B. Dunkle 1944-8-25 9168 Siskiyou Hungry Creek. 1829 Comment
  RSA0083197  Orthilia secunda William J. Ferlatte 1967-8-21 1072 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. 2287 Comment
  RSA0083224  Orthilia secunda M. B. Dunkle 1945-7-22 9236 Siskiyou Marble Mts., Klamath National Forest. Comment
  CHSC28801  Orthocarpus bracteosus J. D. Jokerst 1978-9-3 159 Siskiyou Five miles east of Weed. Comment
  RSA183421  Orthocarpus cuspidatus subsp. copelandii J. M. Tucker, L. K. Mann 1963-8-17 3741 Siskiyou Beside trail from Red Rock Valley to top of ridge to S, and near top of ridge. Marble Mt Wilderness 1860 Comment
  RSA237571  Orthocarpus cuspidatus subsp. copelandii Frederick W. Oettinger 1967-8-12 251 -b Siskiyou Between Tom Taylor Cabin meadows and the large meadow northwest of English Peak Lookout. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  JEPS84026  Orthocarpus cuspidatus subsp. cuspidatus L. R. Heckard with J. Hickman et al. 1986-7-17 6516 Siskiyou n slope of Condrey Mountain Condrey Mountain 1960 Comment
  SEINET13755310  Orthocarpus imbricatus G. D. Butler 1910-7-8 1680 Siskiyou Shackleford Creek 1372 Comment
  POM229936  Orthocarpus lacerus Louis C. Wheeler 1935-6-27 3611 Siskiyou Greenview, Scott Valley. 884 Comment
  CAS-BOT-BC7008  Orthocarpus pachystachyus Edward Lee Greene 1876-5-26 s.n. Siskiyou Near Yreka Comment
  HSC38448  Osmorhiza berteroi Maralyn A. Renner 1980-6-26 1214 Siskiyou SE edge of Flint Valley. 1390 Comment
  UC412592  Osmorhiza berteroi Milo S. Baker 1898-8-1 505 Siskiyou on bluff sw Medicine Lake Comment
  RSA459007  Osmorhiza berteroi M. B. Dunkle 1944-7-15 9100 Siskiyou Siskiyou National Forest. Comment
  CHSC1340  Oxyria digyna E. Willits 1943-8-11 Siskiyou Marble Mountains. 1828 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
  CAS-BOT-BC253767  Panicum capillare R. E. Frenkel 1964-7-15 692 Siskiyou On Everitt Memorial Highway, near Mount Shasta, 1.0 mile N of McCloud River RR crossing 1219 Comment
  CAS-BOT-BC175603  Parnassia palustris Alice Eastwood 1912-8-30 2045 Siskiyou Mount Eddy Comment
  CAS-BOT-BC175611  Parnassia palustris L. E. Smith 1913-9-1 552 Siskiyou Mt. Eddy Comment
  JEPS9617  Paxistima myrsinites W. L. Jepson 1914-8-14 6158 Siskiyou Dunsmuir 1097 Comment
  RSA1654  Paxistima myrsinites C. B. Wolf 1930-10-22 1751 Siskiyou 3 miles S of Mt. Shasta City. Comment
  RSA24236  Paxistima myrsinites C. B. Wolf 1940-12-13 9800 Siskiyou Mt. Shasta region; 3.5 miles N of Mt. Shasta City between Hwy and S.P.R.R. 1159 Comment
  UC618753  Paxistima myrsinites W. Bridge Cooke 1938-6-17 11046 Siskiyou Mt. Shasta, Sisson Southern Trail Comment
  CAS-BOT-BC202863  Paxistima myrsinites Geo. D. Butler 1910-4-22 1219 Siskiyou Kidder Creek Comment
  SEINET3152895  Pectocarya pusilla G. D. Butler 1910-5-8 1306 Siskiyou Dry land near Yreka Comment
  RSA211121  Pedicularis contorta William J. Ferlatte 1966-8-17 397 Siskiyou Caribou Basin; Trinity Alps. 1982 Comment
  HSC639  Pedicularis densiflora William J. Ferlatte 1967-6-30 596 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  JEPS82130  Pedicularis howellii Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7270 Siskiyou Poker Flat 1536 Comment
  UC1483475  Pedicularis howellii Maralyn A. Renner 1980-7-24 1944 Siskiyou above Lily Pad Lake (Pacific Crest Trail); Klamath National Forest 1798 Comment
  HSC4830  Pedicularis racemosa J. O. Sawyer 1968-9-10 677 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  HSC76756  Pedicularis racemosa K. T. Stillman 1976-7-21 271 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  HSC34132  Pedicularis racemosa J. O. Sawyer 1970-7-3 2318 Siskiyou Trail to Haypress Meadows 1524 Comment
  SEINET13751981  Pedicularis racemosa G. D. Butler 1910-7-7 1650 Siskiyou Shackleford Creek Comment
  POM281761  Pellaea breweri Geo D. Butler 1908-8-8 240 Siskiyou Marble Valley. Comment
  JEPS23801  Penstemon anguineus Rimo Bacigalupi with Mr. and Mrs. Van Deventer and Don Liles 1959-7-9 7259 Siskiyou Poker Flat 1536 Comment
  JEPS7208  Penstemon anguineus Geo. D. Butler 1908-8-4 432 Siskiyou head of Shackleford Creek 1676 Comment
  SEINET7073520  Penstemon centranthifolius A. G. Vestal 1963-6-1 s.n. Siskiyou Southeast rim of Shasta Valley. About 0.2 mile northwest of Route 97 on the road to Dwinnell Reservoir (Lake Shastina). UTM Zone 10, 551439mN, 4588002mN. Coordinate datum: NAD27. Comment
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  HSC91150  Penstemon davidsonii Jennifer Whipple 1976-7-25 1583 Siskiyou N slopes of Mt. Eddy 2561 Comment
  CAS-BOT-BC265364  Penstemon davidsonii var. davidsonii H. M. Hall 1902-9-7 s.n. Siskiyou Horse Camp, Mount Shasta Comment
  RSA412528  Penstemon deustus M. B. Dunkle 1945-7-6 9207 Siskiyou Black Marble Mtn. Klamath National Forest. Marble Mtns. 2195 Comment
  RSA78952  Penstemon deustus E. K. Balls, Percy C. Everett 1952-10-12 18179 Siskiyou 3.6 mi W of boundary of Lava Beds Nat'l Monument, road from Indian Well Ranger Station to Tenant. 1372 Comment
  HSC67817  Penstemon gracilentus J. O. Sawyer, J. Cole 1980-7-20 3781 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  NY600754  Penstemon gracilentus A. A. Heller 1939-7-31 15435 Siskiyou Panther Meadow, Mt. Shasta 2438.4 Comment
  JEPS101503  Penstemon humilis var. humilis Dean W. Taylor 1997-6-11 16048 Siskiyou Mallethead Rock, headwaters Willow Creek, Shasta Valley River drainage 1645 Comment
  NY603693  Penstemon humilis var. humilis K. A. Vincent 1987-6-28 4441 Siskiyou Cascade Range, Mt. Shasta; between Mt. Shasta and the Whaleback, along Andesite - Military Pass Road, ca. 4.6 miles southeast of jct. US 97 located 14.4 miles northeast of jct. US 97 and I-5 Business Loop in Weed. 1554.5 Comment
  HSC77277  Penstemon laetus subsp. sagittatus L. P. Janeway 1983-8-13 527 Siskiyou S side of upper S Fork Indian Creek 1311 Comment
  NY1012498  Penstemon laetus subsp. sagittatus M. D. Strickler 1994-6-28 94-/ 30 -22 Siskiyou Shasta National Forest. 6.4 miles up the Everitt Memorial Highway from Mount Shasta, California Comment
  CHSC71332  Penstemon laetus var. sagittatus Vernon H. Oswald; Lowell Ahart 1998-6-11 9191 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
  RSA715498  Penstemon laetus var. sagittatus L. Ahart, John Dittes 2005-6-9 12029 Siskiyou South of rock fence, about 100 yards northeast of where cattle water in the Shasta River, about 3/5 miles (air) south of Highway 99/97 cutoff, about 2.5 miles (air) east-southeast of Granada. 775 Comment
  UC496170  Penstemon laetus var. sagittatus L. B. Kildale 1930-7-1 Siskiyou Salmon River at Sawyer's Bar; Salmon River at Sawyer's Bar Comment
  SBBG21851  Penstemon newberryi D. Myrick 1964-7-25 949 Siskiyou Shasta Ski Bowl Hwy, Mt Shasta 1524 Comment
  RSA238833  Penstemon newberryi subsp. newberryi Frederick W. Oettinger 1968-9-6 747 Siskiyou Tom's Lake region, Edge of Bear Meadow . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2188 Comment
  CAS-BOT-BC239332  Penstemon newberryi var. berryi L. E. Smith 1913-1-1 s.n. Siskiyou Mt. Shasta Comment
  CAS-BOT-BC239339  Penstemon newberryi var. berryi A. A. Heller 1905-6-16 8048 Siskiyou Near Sisson Comment
  JEPS15385  Penstemon newberryi var. berryi Douglas Barbe 1955-7-9 150 Siskiyou Kangaroo Lake, S side Scott Mountains 1828 Comment
  JEPS7254  Penstemon newberryi var. berryi Leonard Joss 1922-1 Siskiyou Etna Mills Comment
  NY627432  Penstemon newberryi var. berryi F. W. Pennell 1940-7-17 26170 Siskiyou Salmon Mountains, west of Etna 1828.8 Comment
  CHSC1879  Penstemon parvulus M. Yoder 1941-7-6 Siskiyou Castle Lake. 1981 Comment
  CHSC96010  Penstemon parvulus L. P. Janeway 2006-7-3 8764 Siskiyou Klamath Ranges. Salmon Mountains; along Music Creek Trailhead Road about 1.5 km west of upper crossing of Music Creek. 1646 Comment
  HSC76947  Penstemon parvulus K. T. Stillman 1976-7-15 264 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  HSC19135  Penstemon procerus var. brachyanthus J. O. Sawyer 1969-7-2 1005 Siskiyou E of Twin Lakes 2195 Comment
  UC130602  Penstemon procerus var. brachyanthus H. M. Hall 1909-7-28 8672 Siskiyou head of Salmon River Salmon Mountains, head of Salmon River 1645 Comment
  POM42981  Penstemon roezlii Geo. D. Butler 1910-6-23 1601 Siskiyou Yreka Creek. Comment
  CHSC88386  Penstemon rydbergii var. oreocharis Jenny Marr 1993-7-1 145 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC144615  Penstemon speciosus A. A. Heller 1905-6-8 7991 Siskiyou Yreka; ; Yreka, Siskiyou Co. Comment
  HSC21060  Penstemon speciosus R. C. Wunner 1965-6-29 291 Siskiyou California Lava Beds National Monument, 1/2 mi. above Mammoth Crater at Tichner Junction 1616 Comment
  UC27591  Penstemon speciosus Miss Edmonds May, 1893 Siskiyou Comment
  UC725619  Penstemon speciosus A. A. Heller 1938-7-12 15249 Siskiyou 5 mi n Weed (along highway #97); n of Weed Comment
  CDA38506  Perideridia oregana D. H. Shaw 1982-7-15 s.n. Siskiyou Bogus Creek Area, near Montague. 0 Comment
  CDA38507  Perideridia oregana D. H. Shaw 1982-7-16 s.n. Siskiyou Butte Valley near Dorris. 0 Comment
  JEPS22049  Perideridia parishii subsp. latifolia Rimo Bacigalupi with Reino and Aloha Alava 1958-9-2 6932 Siskiyou in meadow 1/4 mi n Scott Mtn. road summit (rd. from Callahan to Trinity Center) 1615 Comment
  CAS-BOT-BC423354  Peritoma platycarpa A. A. Heller 1905-6-9 8010 Siskiyou Montague 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
  CAS-BOT-BC330263  Petasites frigidus var. palmatus H. A. Thomas; J. H. Thomas 1954-7-23 4469 Siskiyou Salmon - Trinity Mts. Abouty 6 miles SE of Cecilville. Vicinity of Blind Horse Creek. 1036 Comment
  CHSC30213  Phacelia cookei B. Williams 1980-6-10 Siskiyou On both sides of Military Pass Rd, ca. 4 mi s of Klamath Falls Hwy, ca. 4 mi n of Mt. Shasta. 1371 Comment
  UC726916  Phacelia corymbosa A. A. Heller 1916-7-22 12486 Siskiyou e side Mt. Eddy Comment
  UC901813  Phacelia corymbosa L. Constance 1950-7-16 3361 Siskiyou summit Little Grayback Peak 1859 Comment
  CHSC57430  Phacelia greenei L. P. Janeway 1984-6-22 867 Siskiyou Ca 1 mi north of Scott Summitt on Road 40N08. 1645 Comment
  HSC75157  Phacelia greenei Unknown Siskiyou 1433 Comment
  RSA105312  Phacelia hastata subsp. hastata Milo S. Baker, G. D. Barbe 1955-6-26 13077 Siskiyou Shasta Valley between Weed and Gazelle. 915 Comment
  POM73592  Phacelia heterophylla subsp. virgata Geo. D. Butler 1910-5-7 1300 Siskiyou Near Yreka. Comment
  RSA152172  Phacelia leonis Lincoln Constance, R. C. Bacigalupi, L. Heckard 1960-7-20 s.n. Siskiyou Twin Valley, 5 miles SW of Poker Flat, Siskiyou Mountains 1555 Comment
  UC1181205  Phacelia leonis Rimo Bacigalupi with Mr. and Mrs. Van Deventer and Don Liles 1959-7-10 7296 Siskiyou just e Del Norte County line (about 4 mi nne of Preston); Siskiyou Mts., Twin Valley, watershed of Indian Creek 1493 Comment
  UC163845  Phacelia linearis Geo. D. Butler 1909-5-14 742 Siskiyou n Yreka; Klamath<?> River Comment
  UCR93374  Phacelia linearis Kathy Harper, Dane Karr 1994-6-16 s.n. Siskiyou Modoc National Forest, Forest Road 49 (Lava Beds/Medicine Lake Road), c. 1 mi north of southern boundary of Lava Beds National Monument 1402 Comment
  SBBG20780  Phacelia linearis A. I. Richardson 1961-6-8 15 Siskiyou Big Springs Rd NE of jct with Hwy 97 Comment
  RSA12501  Phacelia mutabilis Carl B. Wolf 1934-7-4 5935 Siskiyou Horse Creek Rd. to Dry Lake Lookout, Siskiyou Mts. 13.5 mi. from Horse Creek Bridge on Klamath River. 1524 Comment
  UC1017763  Phacelia mutabilis C. L. Hitchcock 1954-6-22 20227 Siskiyou 1 mi w Somes Bar (on road to Camp Three) Comment
  UC923132  Phacelia procera Freed W. Hoffman 1950-7-13 3338 Siskiyou Baldy Mountain Lookout North Coast Ranges (w Siskiyou Co.) 1737 Comment
  UCD77959  Phacelia scariosa Robert E. Preston 2001-6-23 1571 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
  UC1101559  Phalaris arundinacea Calvin McMillan and Malcolm A. Nobs 1949-6-17 802 Siskiyou Highway 97 Grass Lake Comment
  CAS-BOT-BC77430  Philadelphus lewisii H. A. Thomas; J. H. Thomas 1954-7-22 4443 Siskiyou Salmon-Trinity Mts., about 6 miles SE of Cecilville; between Rush and Big Bend Creeks, 975 Comment
  CAS-BOT-BC77436  Philadelphus lewisii John Thomas Howell 1937-7-26 13560 Siskiyou Between Big Flat and Caribou Gulch Comment
  UC11453  Philadelphus lewisii M. A. Howe Jul 24 1894-Aug 10 1894 Siskiyou river bank near Sims; Region of the Upper Sacramento Comment
  UC52514  Phlox austromontana Geo. B. Grant Sep 1902 5099 Siskiyou Horse Camp Mount Shasta 2438 Comment
  JEPS74453  Phlox diffusa W. J. Ferlatte 1966-6-23 128 Siskiyou Yellow Rose Mine Trinity Alps 1981 Comment
  RSA262361  Phlox douglasii subsp. rigida Sandra Holloway 1963-4-10 23 Siskiyou Humbug Road, 1.5 miles west of Hawkinsville 915 Comment
  CAS-BOT-BC232826  Phlox hirsuta R. C. Barneby 1954-5-16 11528 Siskiyou 6 miles SW of Yreka Comment
  JEPS84106  Phoenicaulis cheiranthoides L. R. Heckard with J. Hickman et al. 1986-7-17 6545 Siskiyou 1 mi ne of Buckhorn 2100 Comment
  HSC15910  Phoradendron bolleanum R. C. Wunner 1965-6-18 213 Siskiyou Near Indian Well Camp, Lava Beds National Monument 1433 Comment
  UC403987  Phoradendron libocedri Mrs. K. J. Stirring 1904-1 Siskiyou Etna Mills Comment
  CAS-BOT-BC56498  Phyllodoce empetriformis A. A. Heller 1915-8-26 12227 Siskiyou Heather meadow near the head of Wagon creek canyon, Mt. Eddy 2590 Comment
  HSC4823  Phyllodoce empetriformis J. O. Sawyer 1968-7-9 425 Siskiyou W of Little Duck Lake. 1936 Comment
  HSC7868  Phyllodoce empetriformis Dorothy Parker 1949-7-10 337 Siskiyou Near Paradise Lake, Salmon Mountain 1982 Comment
  RSA761681  Phyllodoce empetriformis R. F. Thorne, Frederick W. Oettinger 1969-8-4 63364 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2097 Comment
  UC456184  Phyllodoce empetriformis I. J. Condit 1909-8-23 Siskiyou Castle Lake near Sisson; Trinity Mountains, Castle Lake 2133 Comment
  CDA5831  Physalis longifolia J. R. Grisham 1969-7-28 Siskiyou Mrs. Struble, 3 Mile Lane, Montague. 0 Comment
  CAS-BOT-BC60759  Physaria occidentalis Geo. D. Butler 1909-4-24 588 Siskiyou Cherry Creek. Comment
  CAS-BOT-BC140489  Physocarpus Alice Eastwood 1917-9-2 6651 Siskiyou Shasta Springs Comment
  UC1607597  Physocarpus capitatus Barbara Ertter 1990-7-14 9334 Siskiyou ca 4 airmiles w Shasta City (Wagon Creek e side of Mt Eddy) 1828 Comment
  UC407005  Picea breweriana Peter Bennett 1928-7-11 Siskiyou head of No Nothing Creek Salmon Mts., No Nothing Creek Comment
  CAS-BOT-BC73435  Picea engelmannii J. M. Tucker 1963-7-5 3707 Siskiyou Lower Blake's Fork of South Russian Creek (a tributary of Salmon River), ca. 7 miles (airline) east of Siskiyou county. 1524 Comment
  HSC43428  Picea engelmannii Maralyn O'Meara 1974-5-25 388 Siskiyou Along rd. to Duck Lakes 1402 Comment
  JEPS110479  Pinus albicaulis Robert E. Preston 2001-6-23 1519 a Siskiyou Klamath National Forest, E peak of Rainbow Mountain. 2118 Comment
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Jun 3 2018
  CAS-BOT-BC78321  Pinus attenuata Doris K. Kildale 1929-4-29 7480 Siskiyou Cecilville Comment
  CAS-BOT-BC78325  Pinus attenuata Marion Ownbey; Fred G. Meyer 1940-7-7 2219 Siskiyou Near summit of Cayenne Ridge, Marble Mountain Comment
  HSC67816  Pinus contorta var. murrayana J. O. Sawyer, J. Cole 1980-7-20 3786 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  CAS-BOT-BC78712  Pinus jeffreyi J. M. Tucker 1963-8-18 3768 Siskiyou between Marble and southwest ridge of Black Mountain, Marble Mountain Wilderness Area 2103 Comment
  CAS-BOT-BC73097  Pinus lambertiana Doris K. Kildale 1929-5-11 7749 Siskiyou Cecilville, South Fork of Salmon River Comment
  UC915724  Pinus lambertiana W. L. Jepson 1907-7-22 Siskiyou Miamber Trail Comment
  MACF017437  Pinus monticola Trudy R. Ericson 1974-8-9 225 Siskiyou Hwy 33 between Cecilville and Callahan, approx. 9.4 mi. west of intersection of forest hwy and Ca. 33 Comment
  JEPS25766  Piperia elongata Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7471 Siskiyou about 5 mi s Clear Creek (or 4 mi n of Swillup Creek, along road-bank on State Hwy 96, along Klamath River); Klamath River 292 Comment
  JEPS104989  Plagiobothrys hispidulus Dean W. Taylor 1996-7-27 15861 Siskiyou Grass Lake (about 15 air miles NE of Weed); Klamath National Forest; Modoc Plateau region 1524 Comment
  JEPS61036  Plagiobothrys hispidulus W. L. Jepson 1940-7-3 20108 Siskiyou about 5 mi se Bartle; Big Bear Flat 1219 Comment
  POM72152  Plagiobothrys nothofulvus Geo. D. Butler 1910-4-10 1164 Siskiyou Near Yreka. Comment
  HSC67923  Plantago major J. P. Smith, Steve Selva 1970-7-27 4515 Siskiyou Gumboot Lake 1768 Comment
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Jun 7 2012
  RSA237637  Platanthera Frederick W. Oettinger 1969-8-8 1287 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  UC144294  Platanthera leucostachys A. A. Heller 1905-6-5 7979 Siskiyou between Shasta Retreat and Shasta Springs Comment
  HSC69399  Platanthera sparsiflora Maralyn A. Renner 1980-8-8 2443 Siskiyou Rattlesnake Meadow 1646 Comment
  HSC32018  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-2 353 Siskiyou Along road to Middle Fork Sacramento River and Toad Lake. West of Mt. Shasta City Comment
  HSC77276  Platanthera sparsiflora L. P. Janeway 1983-8-13 530 Siskiyou S side and above S Fork Indian Creek. 1433 Comment
  HSC46055  Plectritis macrocera Maralyn O'Meara 1974-5-25 420 Siskiyou On Rd. 8, 4.7 mi. W of junction with Hwy. 3 1159 Comment
  HSC68344  Plectritis macrocera J. P. Smith 1973-5-5 6425 Siskiyou Along Cook and Green Pass Rd. Comment
  CAS-BOT-BC261037  Poa Melissa A. Berry 1957-7-6 s.n. Siskiyou Heather Lake, near Salmon Mt. 2042 Comment
  UCR266902  Poa Robert Tofsrud 1948-8-2 s.n. Siskiyou Mount Shasta, Panther Meadow 2439 Comment
  RSA239045  Poa annua Frederick W. Oettinger 1969-8-24 1529 Siskiyou English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC1265484  Poa annua Frederick W. Oettinger 1969-8-24 1529 Siskiyou English Lake English Peak; Salmon Mts, High Lake Basins, Marble Mt Wilderness Area 1935 Comment
  UC1212590  Poa bolanderi Francia Chisaki and Helen Sharsmith 1959-8-20 4733 Siskiyou divide between Scott River and East Fork Salmon River Carrigher's Summit; Inner N coast Ranges 1981 Comment
  CAS-BOT-BC255003  Poa bulbosa Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53402 Siskiyou Forest Mountain Summit, 6 miles SW of Yreka on road to Fort Jones 1249 Comment
  HSC36818  Poa bulbosa J. P. Smith 1974-5-27 7615 Siskiyou Along FS Rd. 47N03 1280 Comment
  UCD90665  Poa bulbosa Morris Halperin 1930-5-17 304 Siskiyou Montague. Right off railroad station. Comment
  SEINET10660119  Poa gracillima A. Arthur Heller 1905-6-9 Heller 8007 Siskiyou Montague. Comment
  JEPS84092  Poa grandis L. R. Heckard with J. Hickman et al. 1986-7-17 6525 Siskiyou e Condrey Mt; Alex Hole region 1980 Comment
  HSC69043  Poa piperi Maralyn A. Renner 1980-8-7 2349 Siskiyou Klamath National Forest, S of Rattlesnake Meadow. 1799 Comment
  HSC65258  Poa pratensis J. P. Smith 1973-5-5 6427 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC76667  Poa pratensis K. T. Stillman 1976-7-23 303 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  HSC76909  Poa pratensis K. T. Stillman 1976-6-26 121 Siskiyou Marble Mtn. Wilderness Area, near Bear Lake. 1829 Comment
  RSA238407  Poa pratensis Frederick W. Oettinger 1969-8-14 1374 Siskiyou English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC149785  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock June, 1903 4064 Siskiyou Sisson; Sierra Nevada Mts, Mt Shasta 1066 Comment
  CAS-BOT-BC247527  Poa pringlei Wm. Bridge Cooke 1938-7-25 11368 Siskiyou Mount Shasta. North Ridges Comment
  UCD91776  Poa pringlei Robert E. Preston 2001-6-23 1597 Siskiyou Klamath National Forest, north facing slope of Rainbow Mountain. 2042 Comment
  SEINET7852298  Poa rhizomata G. D. Butler 1910-4-21 1206 Siskiyou Kidder creek, ditch bank. Comment
  RSA238381  Poa secunda Frederick W. Oettinger 1968-9-1 642 Siskiyou South of Abbott's Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  UCD91676  Poa secunda A. A. Heller 1921-7-17 13579 Siskiyou Toward the head of Wagon Creek, Mt. Eddy. 2286 Comment
  HSC10245  Poa secunda subsp. secunda R. C. Wunner 1965-6-22 247 Siskiyou Lava Beds National Monument, Canby Cross. 1220 Comment
  HSC11  Poa secunda subsp. secunda William J. Ferlatte 1966-6-22 114 Siskiyou Josephine Lake Basin 1677 Comment
  HSC30664  Poa secunda subsp. secunda Frederick W. Oettinger, R. F. Thorne 1969-8-6 1231 Siskiyou Marble Mtn. Wilderness Area, S of Pine Lake on the face of a steep cliff, between crevices. 1921 Comment
  UC1265426  Poa secunda subsp. secunda Frederick W. Oettinger 1968-9-1 642 Siskiyou at bnase of precipice at Abbotts Lake (vicinity of English Peak); Salmon Mts, High Lake Basins, Harvey Monroe Hall Natural Are 1798 Comment
  UCD91758  Poa wheeleri Leo Whitney 1935-7-15 3473 Siskiyou near Bullseye Lake, 2 miles southeast of Medicine Lake. Comment
  UCD91994  Poa wheeleri Robert E. Preston 2001-6-23 1617 Siskiyou Klamath National Forest, north-facing slope of Rainbow Mountain. 1889 Comment
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Nov 7 2014
  CAS-BOT-BC244323  Podagrostis humilis L. P. Janeway 1983-8-16 557 Siskiyou Siskiyou Mountains, at Poker Flat 1524 Comment
  HSC44955  Polemonium californicum J. O. Sawyer 1978-6-16 3218 Siskiyou Marble Mtn. Wilderness along trail to Elk Valley 1921 Comment
  CHSC1308  Polemonium carneum V. Holt 1941-6-1 Siskiyou Siskiyou mountains. Comment
  UC538028  Polemonium chartaceum David H. Johnson 1934-6-11 Siskiyou Dobkins Lake , Dobkins Lake (Mt. Eddy) 1828 Comment
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Jul 22 2018
  UC52664  Polemonium occidentale subsp. occidentale W. C. Blasdale 1894-7-28 Siskiyou Sissons Comment
  CAS-BOT-BC231306  Polemonium pulcherrimum F. D. Douthitt 1923-7-12 11 Siskiyou Klamath National Forest, Dry Lake Mt. 2133 Comment
  RSA600333  Polemonium pulcherrimum L. C. Wheeler 1935-7-24 3695 Siskiyou Siskiyou Mountains: Mt. Diablo Mer.; Mud Springs, Middlehell Creek 2012 Comment
  SJSU6483  Polyctenium fremontii R. W. Trivelpiece 1972-6-9 97 Siskiyou c. 4 mi E of Grass L 1524 Comment
  UCD77932  Polyctenium fremontii Robert E. Preston 1997-6-1 1034 Siskiyou Grass Lake 1536 Comment
  SEINET12203957  Polygala cornuta M. Ownbey, Meyer, F. G. 1940-1 2164 Siskiyou 7 mi NW of McCloud Comment
  CAS-BOT-BC170328  Polygala cornuta var. cornuta Alice Eastwood 1922-10-18 11525 Siskiyou Shasta Springs Comment
  CAS-BOT-BC170336  Polygala cornuta var. cornuta C. G. Pringle 1881-8-15 s.n. Siskiyou Pacific Slope Comment
  SEINET1004842  Polygala cornuta var. cornuta Marion Ownbey 1940-1 2164 Siskiyou 7 miles northwest of McCloud. Comment
  UC484058  Polygala cornuta var. cornuta Carl B. Wolf 1930-10-22 1756 Siskiyou along Pacific Highway 3 mi n Mt. Shasta City 1219 Comment
  UC163819  Polygonum aviculare subsp. neglectum Geo. D. Butler 1908-8-28 190 Siskiyou Oro Fino Comment
  RSA184724  Polygonum bistortoides Gilbert Muth 1966-8-1 481 Siskiyou Marble Valley Horse Pasture, Marble Mountains 1793 Comment
  POM104639  Polygonum bistortoides Geo. D. Butler 1910-6-5 1477 Siskiyou Shackleford Creek Comment
  CDA2789  Polygonum cuspidatum T. C. Fuller 1963-8-26 11152 Siskiyou Dunsmuir Grade, Highway 99 to Mt. Shasta Cuty, 0.5 mile north of the limits of Dunsmuir. 0 Comment
  UC1408821  Polygonum davisiae Frederick W. Oettinger 1968-8-4 396 Siskiyou Crapo Peak ridge trail break Salmon Mountains, Marble Mountain Wilderness Area (w Siskiyou Co.) 2194 Comment
  CHSC35566  Polygonum douglasii subsp. douglasii J. P. Smith; J. Whipple 1978-7-2 9978 Siskiyou Trail from Cook and Green Pass to Copper Butte. Rock outcrops and dry meadows. 1767 Comment
  UC1191243  Polygonum douglasii subsp. douglasii Herbert L. Mason 1948-7-17 13598 Siskiyou Eastern Grass Lake Comment
  UC971921  Polygonum minimum Herbert L. Mason 1950-7-15 14042 Siskiyou Scott Creek Scott Valley Comment
  UC1540134  Polygonum newberryi Dean Wm. Taylor and Rexford E. Palmer 1987-8-8 9260 Siskiyou Lyons Peak Medicine Lake volcanic highland region (extreme nw section of county) 2407 Comment
  JEPS78103  Polygonum newberryi G. W. Zamzow 1972-7-19 92 Siskiyou at timberline 200 m w end of road to Mt. Shasta Summit Ski area 2743 Comment
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May 22 2011
  SEINET10904455  Polygonum newberryi Mary Susan Taylor 1980-8-19 Taylor 3269 Siskiyou T43N R2E se sec 23, Medicine Lake quad. Shasta-Trinity Natl Forest, in pumice, on Paint Pot Crater. With J. Prouty & E. Heinz. 1920 Comment
  RSA237758  Polygonum phytolaccifolium Frederick W. Oettinger 1969-8-7 1274 Siskiyou SE end of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1829 Comment
  HSC60788  Polygonum polygaloides subsp. kelloggii Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley. 1524 Comment
  RSA466384  Polygonum ramosissimum Louis C. Wheeler 1934-7-3 2860 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. 1677 Comment
  POM312532  Polygonum sawatchense subsp. oblivium H. L. Mason 1948-7-18 13623 Siskiyou Grass Lake Comment
  RSA142622  Polygonum shastense P. A. Munz 1960-8-22 24182 Siskiyou Panther Meadows, Mount Shasta 2530 Comment
  SBBG21888  Polygonum shastense D. Myrick 1964-7-25 968 Siskiyou Panther Meadows below Ski Bowl Lodge, Mt Shasta 2346 Comment
  CAS-BOT-BC421073  Polygonum spergulariiforme Geo. D. Butler 1910-7-31 1803 Siskiyou Yreka Comment
  POM103319  Polygonum spergulariiforme Geo. D. Butler 1909-5-25 719 Siskiyou Dry hill, Yreka Comment
  RSA211296  Polygonum spergulariiforme William J. Ferlatte 1966-8-3 249 Siskiyou Trinity Alps: Big Flat, wooded area near public camp. 1524 Comment
  HSC61162  Polypodium hesperium Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  RSA237502  Polystichum imbricans Frederick W. Oettinger 1968-9-8 777 Siskiyou In granitic rock on a hot dry site, boulder area due north of the English Lake outlet. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA612747  Polystichum imbricans L. C. Wheeler 1935-4-16 3421 Siskiyou Soap Creek, Siskiyou Mountains. (Mt Diablo Mer.) 1585 Comment
  CAS-BOT-BC76726  Polystichum imbricans subsp. imbricans Doris K. Kildale 1929-4-27 7504 Siskiyou Cecilville Comment
  CAS-BOT-BC72388  Polystichum lemmonii A. A. Heller 1914-8-28 11739 Siskiyou Mt. Eddy 2346 Comment
  HSC27350  Polystichum lemmonii J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5696 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  HSC92661  Polystichum lemmonii Jennifer Whipple 1976-9-3 1783 Siskiyou W facing slope of the ridge between Durney Lake and Little Crater Lake 2195 Comment
  UC812639  Polystichum lemmonii John Thomas Howell 1937-7-29 13668 Siskiyou n side Scott Mt. Comment
  UCR101154  Polystichum lemmonii L. C. Wheeler 1958-8-20 7411 Siskiyou Siskiyou Mountains, south side of Red Butte. 1738 Comment
  CAS-BOT-BC72375  Polystichum lemmonii Lillian Mott 1976-7-18 56 LM76 Siskiyou base of Kangaroo Mt. near Cook and Green Pass 1828 Comment
  CAS-BOT-BC76716  Polystichum lemmonii Galen Clarke s.n. Siskiyou Unspecified Comment
  HSC79182  Polystichum lemmonii C. J. Thomas 1983-10-1 73 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  POM197154  Polystichum lemmonii J. G. Lemmon 1889-09 s.n. Siskiyou Mt. Eddy Comment
  UCSB17940  Polystichum lemmonii Hardham, Clare 1961-7-3 Siskiyou S of Calahan, Scott Mountains. Comment
  HSC1147  Polystichum lonchitis Dorothy Parker 1949-7-10 336 Siskiyou Above Paradise Lake, Salmon Mtn. 1982 Comment
  OBI1444  Polystichum lonchitis Lawrence L. Kiefer 1963-8-9 732 Siskiyou Castle Lake, south end 2134 Comment
  UC1334021  Polystichum lonchitis Dorothy Parker 336 Siskiyou above Paradise Lake; Siskiyou Mts., Salmon Mt. 1981 Comment
  UC1877814  Polystichum lonchitis J. C. Game with Jeff Greenhouse, Jim Shevock 2004-7-9 5074 Siskiyou on the side of Gray Rock Lake, above the lake, about five miles NW of Castle Crags 1844 Comment
  UCD136528  Polystichum lonchitis John M. Tucker 1963-8-19 3772 Siskiyou Headwaters of Canyon Creek, Marble Mountain Wilderness Area. 1950 Comment
  RSA13704  Polystichum lonchitis L. C. Wheeler 1934-8-6 3058 Siskiyou Siskiyou Mountains; Rock Gulch off Jaynes Canyon. 1829 Comment
  POM182463  Polystichum munitum Geo D. Butler 1900-8-24 245 Siskiyou Russian Creek. Comment
  RSA240096  Polystichum munitum Frederick W. Oettinger 1969-8-25 1554 Siskiyou At the little N Fork stream crossing along the new trail that goes from the end of the logging road to the Devil's Canyon Trail. 1220 Comment
  SJSU6266  Polystichum munitum R. W. Trivelpiece 1971-8-23 75 Siskiyou W side of Scott River c. 6 mi SW of Scott Bar, Marble Mts. 914 Comment
  CAS-BOT-BC72512  Polystichum scopulinum Louis C. Wheeler 1934-8-6 3059 Siskiyou Klamath National Forest, Rock Gulch 1828 Comment
  UC366561  Polystichum scopulinum unknown 1878-7-12 Siskiyou near Shasta (Mt. Eddy) Comment
  CAS-BOT-BC102956  Populus trichocarpa L. E. Smith 1918-4-27 s.n. Siskiyou Hornbrook Comment
  UC164391  Populus trichocarpa Geo. D. Butler 1910-4-16 1177 Siskiyou Yreka Creek Comment
  HSC29337  Potamogeton berchtoldii Frederick W. Oettinger 1969-9-5 1684 Siskiyou Marble Mtn. Wilderness Area, Salamander Lake, 0.7 mi. NE of Abbotts Lake 1791 Comment
  CAS-BOT-BC141858  Potentilla anserina Geo. D. Butler 1910-9-13 1874 Siskiyou Saline Flats, Butte Valley 1280 Comment
  CDA26068  Potentilla anserina D. L. Janssen, F. D. Horn 1978-6-16 Siskiyou Just west of Bray. 0 Comment
  JEPS84266  Potentilla drummondii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6372 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
  UC1409340  Potentilla drummondii Frederick W. Oettinger 1969-7-13 1001 Siskiyou moist meadow n Upper English Lake (High Lake Basins in the vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1950 Comment
  CHSC88117  Potentilla glandulosa Jenny Marr 1993-7-1 127 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  RSA74740  Potentilla glandulosa subsp. ashlandica Albert M. Vollmer 1951-5-31 36 Siskiyou Scott Mountain. Comment
  JEPS80606  Potentilla gracilis var. fastigiata Gilbert Muth 1966-7-31 470 Siskiyou north side of Black Mountain Marble Mt. Wilderness Area, n side of Black Mountain 1981 Comment
  RSA120875  Potentilla gracilis var. fastigiata G. D. Barbe 1955-7-7 140 Siskiyou South of Forest Camp, Etna 884 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
  CAS-BOT-BC158535  Potentilla millefolia L. E. Smith 1913-5-2 245 Siskiyou Bray Comment
  CAS-BOT-BC516381  Prosartes hookeri Mabel E. Stonehouse 1916-6-17 s.n. Siskiyou Hilt Comment
  RSA211152  Prunella vulgaris var. lanceolata William J. Ferlatte 1966-8-16 370 Siskiyou Trinity Alps: Big Flat Hillside, between campground and S. Fork of the Salmon River 1524 Comment
  CHSC1583  Prunus emarginata M. Yoder 1941-7-6 Siskiyou Castle Lake. 1981 Comment
  POM89362  Prunus emarginata Edward Palmer 1892-7-13 2564 Siskiyou Mount Shasta and vicinity Comment
  UC60888  Prunus emarginata W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Mount Shasta, Sisson Mount Shasta; , Sisson Comment
  CDA26201  Prunus subcordata T. C. Fuller 1961-5-16 6953 Siskiyou Sam s Neck, ca. 15 miles southwest of Dorris. 0 Comment
  POM266008  Prunus subcordata Lincoln Constance, Reed C. Collins 1942-5-14 2922 Siskiyou Road to Walker Post Office, 3 miles W of Yreka. 1220 Comment
  UCSB24428  Prunus subcordata Favero, R. 1968-3-27 Siskiyou 1 mile southeast of Hombrook, on Ager road, Siskiyou Mountains. 701 Comment
  HSC24682  Prunus virginiana var. demissa J. O. Sawyer 1969-8-1 1662 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC60170  Prunus virginiana var. demissa J. P. Smith 1976-5-22 8792 Siskiyou Near County Dump in Scott Valley between Callahan and Etna 1037 Comment
  RSA237593  Prunus virginiana var. demissa Frederick W. Oettinger 1969-7-16 1040 Siskiyou SE side of Abbott's Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  UC454998  Prunus virginiana var. demissa I. J. Condit 1911-7-13 Siskiyou Dunsmuir Comment
  RSA17456  Prunus virginiana var. melanocarpa Elmer I. Applegate 1935-6-5 9305 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  OBI55445  Pseudognaphalium thermale David J. Keil 1992-7-20 23503 Siskiyou Klamath Natl Forest, SW of Fort Jones. along Forest rd 46N64, 2.8 mi W of Scott river Rd Comment
  CAS-BOT-BC239817  Pseudoroegneria spicata Elmer I. Applegate 1935-6-8 9433 Siskiyou Bear Paw [Bearpaw] Cave, Lava Beds National Monument Comment
  SEINET8233950  Pseudoroegneria spicata Unknown 2007-6-17 Siskiyou California Siskiyou County, Cottonwood Peak. 1516 Comment
  POM206496  Pseudoroegneria spicata subsp. spicata C. F. Baker 1903-9-7 3797 Siskiyou Mt. Eddy. Comment
  CAS-BOT-BC80175  Pseudotsuga menziesii Doris K. Kildale 1929-3-12 7812 Siskiyou Sawyers Bar, North Fork of Salmon River Comment
  SEINET10530901  Pseudotsuga menziesii David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-3 Dunn 20650 Siskiyou Vicinity of the Campground on the Salmon River, 8.3 mi W of Cecilville. Yellow pine forest with Douglas Fir. Area with mostly metamorphic rocks. Area very rocky and gravelly. Comment
  HSC68379  Pseudotsuga menziesii var. menziesii Maralyn A. Renner 1980-6-26 1209 Siskiyou N edge of Flint Valley 1390 Comment
  LA6344  Pseudotsuga menziesii var. menziesii W. B. C.; 1939-7-26 13788 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  CAS-BOT-BC361905  Psilocarphus tenellus Louis C. Wheeler 1934-6-2 2605 Siskiyou Klamath River at Cherry Flat, Siskiyou Mts. 518 Comment
  CHSC71481  Pterospora andromedea Vernon H. Oswald 1998-7-21 9328 Siskiyou Hwy. 97 between Weed and Macdoel at the east end of Grass Lake. 1524 Comment
  RSA176490  Pteryxia terebinthina var. californica A. A. Heller 1928-6-9 s.n. Siskiyou Located on Spring Hill near Sisson. Comment
  UCD169447  Puccinellia distans Lowell Ahart; John Dittes 2005-6-9 12002 Siskiyou About 2 1/2 miles (air) east-southeast of Grenada, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 300 yards east of where cattle water in the Shasta River, on the east side of a poor rock fence. 774 Comment
  UCD22429  Purshia tridentata Brian Vanden Heuvel 2003-4-10 190 Siskiyou Shasta National Forest. 1.6 miles east of McCloud on CA 89, on south side of road. Comment
  UCR13736  Purshia tridentata N. R. Zabriskie, W. W. Zabriskie 1971-7-23 411 Siskiyou Hwy 89 just east of McCloud, southeast of Mt. Shasta Comment
  HSC60169  Purshia tridentata var. tridentata J. P. Smith 1976-5-22 8780 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  UC30131  Purshia tridentata var. tridentata W. C. Blasdale 1894-7-31 Siskiyou Sisson Comment
  UCLA62308  Pycnanthemum californicum Francis Drouet and Donald Richards 1941-9-15 4223 Siskiyou canyon of the Sacramento River Dunsmuir; canyon of the Sacramento River 670 Comment
  SEINET8334428  Pyrola aphylla L. E. Detling 1947-6-3 6047 Siskiyou Happy Camp, Klamath Nat'l. Forest. 335 Comment
  JEPS58825  Pyrola crypta Willis L. Jepson 1894-8-4 14660 Siskiyou Cedar Spring, Trail to Mt. Shasta Comment
  RSA0010406  Pyrola crypta Diana D. Jolles 2013-7-18 598 Siskiyou Marble Mountain Wilderness just on the SE side of Hancock Lake (a sky lake) in forest between meadow and the lake. 1942 Comment
  RSA0084311  Pyrola dentata Diana D. Jolles, Erik M. Beaston 2011-8-26 483 Siskiyou Klamath National Forest, Alcohol Crater. 2113 Comment
  UCD77970  Pyrola minor Robert E. Preston 2001-7-20 1677 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, T42N R1W se 1/4 of ne 1/4 Section 14 1688 Comment
  UCD117827  Pyrola picta J. M. Tucker 1974-7-28 4314 Siskiyou Adjacent to camp at Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  UCD77971  Pyrola picta Robert E. Preston 2001-7-20 1676 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, T42N R1W se 1/4 of ne 1/4 Section 14 1688 Comment
  CAS-BOT-BC466150  Pyrola picta Laura M. Lathrop 1903-7-16 s.n. Siskiyou Shasta Retreat Comment
  CAS-BOT-BC466152  Pyrola picta Wm. Bridge Cooke 1938-8-5 11456 Siskiyou Sisson Southern Trail, Mount Shasta [one specimen observed at 9000'] 1828 Comment
  CDA8522  Pyrrocoma racemosa var. paniculata Bill Huse 1953-7-31 Siskiyou Bill Sargent, 6 miles east of Dorris. 0 Comment
  OBI55547  Pyrrocoma racemosa var. pinetorum David J. Keil 1992-7-24 23572 Siskiyou East of McCloud along Hwy 89, 7.7 mi W of Shasta County line. Comment
  UCD47005  Quercus X morehus Frank T. Callahan II 1984-11-17 s.n. Siskiyou California, Siskiyou County: Anderson Grade Summit, north facing slope, east of I-5. 990 Comment
  HSC27952  Quercus chrysolepis Carl W. Mize 1972-9-23 117 Siskiyou End of road 945 Comment
  RSA476553  Quercus chrysolepis Edwin Kline 1920-6-17 s.n. Siskiyou Siskiyou Mts. Comment
  CAS-BOT-BC94650  Quercus garryana Copeland 1903-7-14 3522 Siskiyou Klamathon Comment
  CAS-BOT-BC94662  Quercus garryana Alice Eastwood 1921-7-22 10710 Siskiyou near Dunsmuir Comment
  JEPS57399  Quercus garryana L. R. Heckard with T. I. Chuang 1968-7-3 1975 Siskiyou just s Klamath River (near the bridge crossing of the Hornbrook-Alger road) Comment
  CAS-BOT-BC94656  Quercus garryana W. R. Dudley 1899-8-25 s.n. Siskiyou East Scott's Creek near Parker's Comment
  POM106357  Quercus kelloggii Geo. D. Butler 1910-4-16 1183 Siskiyou Klamath River. Comment
  UC338624  Quercus kelloggii unknown Siskiyou near Shasta Comment
  CAS-BOT-BC104369  Quercus sadleriana Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road 1524 Comment
  CAS-BOT-BC104370  Quercus sadleriana G. D. Hanna; Salem Rice 1952-10-17 s.n. Siskiyou Sanger Lake Comment
  HSC61936  Quercus sadleriana Ruby Van Deventer 1959-7-10 Siskiyou Poker Flat 1585 Comment
  JEPS22242  Quercus sadleriana Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6881 Siskiyou junction of Poker Flat road and Happy Camp-Takilma Road; Siskiyou Mts. 1376 Comment
  POM210971  Quercus sadleriana Louis C. Wheeler 1934-8-6 3048 Siskiyou Jaynes Canyon, Siskiyou Mountains. 1860 Comment
  UC971916  Quercus sadleriana Herbert L. Mason 1950-7-16 14060 Siskiyou road from Happy Camp, California to Waldo, Oregon Comment
  UCD14458  Quercus sadleriana G. L. Stebbins 1972-7-3 s.n. Siskiyou California, Siskiyou Co.; 0.5 mi. east of Cook and Green Pass; north of Seiad Valley, T 47N, R 11W, Sect. 9, Seiad Valley Quadrangle; Comment
  UCD47224  Quercus sadleriana Henry Scherer 1954-8-20 s.n. Siskiyou Tickner Creek Trail, Happy Camp Ranger District, Klamath National Forest, Siskiyou County, California. Comment
  UCD47230  Quercus sadleriana R. Tofsrud; J. M. Tucker 1948-8-3 1779 C Siskiyou Summit of Happy Camp- O'Brien (Oregon) road, on Del Norte-Siskiyou County line, California. 1554 Comment
  UCD47231  Quercus sadleriana T. H. Harris 1951-6-1 s.n. Siskiyou Happy Camp. 1371 Comment
  UCSB57179  Quercus sadleriana Holloway, Sandra 1963-10-12 Siskiyou Junction Red Rock Valley trail and Canyon Creek trail (T.43.R.11W., southeast corner section 7), Marble Mountain Wilderness Area Comment
  CAS-BOT-BC104616  Quercus vacciniifolia L. E. Smith 1913-6-29 417 Siskiyou Rainbow Comment
  HSC8301  Quercus vacciniifolia Jerry Parker 1968-10-6 142 Siskiyou Salmon Mtns. ridge above Sugar Lake Comment
  RSA13713  Quercus vacciniifolia Louis C. Wheeler 1934-8-8 3066 Siskiyou West Fork of Beaver Creek, Siskiyou Mountains. 1677 Comment
  UC375251  Quercus vacciniifolia Geo. D. Butler 1910-7-12 1760 Siskiyou Shackleford Creek 1371 Comment
  UCD47466  Quercus vacciniifolia Beecher Crampton 1956-8-21 3847 Siskiyou Canyon of the Sacramento River just above the junction of the North Fork with Middle and South Forks, southwest of Mt. Shasta City, Siskiyou County. 1066 Comment
  CAS-BOT-BC379472  Ranunculus alismifolius Dorothy Parker 1946-6-12 136 -A Siskiyou marshy soil along the edges of Middle Boulder Lake 488 Comment
  UC70365  Ranunculus alismifolius var. alismifolius Milo S. Baker 1898-8-1 499 Siskiyou Medicine Lake; near shore Comment
  UC9358  Ranunculus alismifolius var. alismifolius Milo S. Baker 1893-6 Siskiyou Medicine Lake; near shore Comment
  CHSC91256  Ranunculus cymbalaria var. saximontanus Lowell Ahart; John Dittes 2005-6-9 12040 Siskiyou Meadow area along a small drainage, on the west side of a poor rock fence, about 200 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  UC70366  Ranunculus flammula Milo S. Baker 1898-8-1 511 Siskiyou Medicine Lake Comment
  SEINET3160969  Ranunculus flammula var. reptans G. D. Butler 1910-7-12 1741 Siskiyou Shackleford Creek 1219 Comment
  POM100034  Ranunculus occidentalis Geo. D. Butler 1909-3-14 507 Siskiyou Dry ditch near Yreka Comment
  HSC46228  Ranunculus occidentalis var. occidentalis Jennifer Whipple 1978-6-5 2339 Siskiyou Weston Gulch in Scott Valley 854 Comment
  RSA47792  Ranunculus uncinatus var. parviflorus Roxana S. Ferris, Laura Lorraine 1948-6-12 11746 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  UC220629  Raphanus raphanistrum H. E. Brown June 1-10 1897 343 Siskiyou near Sisson 1083 Comment
  RSA136573  Rhamnus californica subsp. occidentalis Copeland 1903-9-6 3863 Siskiyou Mt. Eddy Comment
  POM181614  Rhamnus californica subsp. occidentalis Dorothy Parker 1950-6-27 465 Siskiyou Near an irrigation ditch in Scott Valley. 884 Comment
  JEPS41973  Rhamnus rubra Willis L. Jepson 1894-1 13983 Siskiyou Upton, beyond Sisson Upper Sacramento Region Comment
  CHSC4284  Rhododendron neoglandulosum D. Parker 1965-7-24 895 Siskiyou Edge of Horseshoe Lake, Salmon Mt. 1859 Comment
  CAS-BOT-BC200401  Rhododendron occidentale var. paludosum Alice Eastwood 1912-7-23 1351 Siskiyou Cantara Comment
  UC160397  Ribes I. J. Condit 1911-7-22 Siskiyou Shasta trail 1676 Comment
  UCD102136  Ribes cereum Wm. E. Moon 1958-5-29 s.n. Siskiyou along State Hwy 97, southwest of Hebron Summit. 1524 Comment
  RSA0024865  Ribes cereum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39013 Siskiyou Lava Beds National Monument, near Fleener Chimneys. 1524 Comment
  SFV18029  Ribes cereum var. cereum J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Siskiyou 2 miles south of Lava Beds National Monument on Lava Beds National Monument Road. 1738 Comment
  CAS-BOT-BC173290  Ribes lacustre Roxana S. Ferris; Laura Lorraine 1948-6-12 11752 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  CAS-BOT-BC173299  Ribes lacustre Ira L. Wiggins 1955-7-24 13504 Siskiyou Trail crossing China Creek, above S. Fork of Salmon River, south of Mountain View Ranch (7 miles aove Cecilville) 1301 Comment
  HSC98168  Ribes lacustre J. O. Sawyer 1969-7-10 1307 Siskiyou Along S Sugar Creek 2012 Comment
  CAS-BOT-BC173292  Ribes lacustre Annetta Carter 1934-8-13 709 Siskiyou Watershed of West ranch of Indian Creek, Happy Camp to Waldo (Oregon) road, Klamath National Forest 1463 Comment
  CAS-BOT-BC173387  Ribes lobbii T. H. Harris 1951-6-1 s.n. Siskiyou Happy Camp 1676 Comment
  HSC65659  Ribes lobbii J. P. Smith, Steve Selva 1970-6-16 4077 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  UC166553  Ribes lobbii Geo. D. Butler 1910-4-22 1223 Siskiyou Quartz Valley Comment
  UCR80296  Ribes lobbii J. P. Smith 1977-5-15 9072 Siskiyou Road leading through International Paper property to the Duck Lakes trailheads 1524 Comment
  CAS-BOT-BC219275  Ribes nevadense A. A. Heller 1920-8-12 13513 Siskiyou 3.5 miles from Horse Camp on the Mount Shasta Trail Comment
  UC195251  Ribes nevadense Annie M. Alexander and Louise Kellogg 1911-6-23 164 Siskiyou Jackson Lake 1798 Comment
  UC60939  Ribes nevadense Geo. B. Grant September, 1902 5227 Siskiyou Shasta Springs Mount Shasta 609 Comment
  RSA0023152  Ribes nevadense William J. Ferlatte 1967-7-9 688 Siskiyou Kidd Creek Trail. 1860 Comment
  RSA0022720  Ribes nevadense var. glaucescens J. T. Howell 1937-7-26 13528 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  JEPS84058  Ribes roezlii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6301 Siskiyou from Takilma to Happy Camp (Indian Creek Road, just s of state line) Comment
  UC1034606  Ribes roezlii Douglas Barbe 1955-6-29 44 Siskiyou 2.1 mi e Callahan (on Trinity Center Rd. about 600' beyond the bridge); Klamath Mountains 975 Comment
  CAS-BOT-BC199984  Ribes roezlii var. cruentum Alice Eastwood; John Thomas Howell 1937-6-26 5046 Siskiyou Salmon Mts. near Taylor Creek Comment
  CAS-BOT-BC200003  Ribes roezlii var. cruentum Doris K. Kildale 1928-8-12 6420 Siskiyou North Fork of Salmon River near Finley Camp Comment
  CAS-BOT-BC200011  Ribes roezlii var. cruentum Elmer I. Applegate 1935-6-6 9358 Siskiyou North slope of Caldwell Butte, Lava Beds National Monument Comment
  HSC65696  Ribes roezlii var. cruentum J. P. Smith 1973-5-5 6551 Siskiyou Scott Bar along the Scott River Comment
  CAS-BOT-BC186289  Ribes roezlii var. roezlii Alice Eastwood 1921-7-30 11008 Siskiyou Soda Creek Comment
  HSC73292  Ribes sanguineum Gail Newton 1980-6-20 508 Siskiyou Near Bald Mtn. 1097 Comment
  UC1483465 Image available Ribes sanguineum Maralyn A. Renner 1980-6-27 1299 Siskiyou headwaters Dillon Creek; Klamath National Forest, Dillon Mtn. Quad. Comment
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Feb 9 2009
  RSA0019542  Ribes sanguineum Geo. D. Butler 1909-4-24 670 Siskiyou Cherry Creek. Comment
  SBBG27521  Ribes sanguineum var. glutinosum L. C. Wheeler 1934-6-12 2695 Siskiyou N Hungry Crk, Siskiyou Mtns 1310 Comment
  CAS-BOT-BC173903  Ribes velutinum Lyman Benson 1929-3-27 1074 Siskiyou Rocky ledges by the Pacific Highway on Klamath River Comment
  CAS-BOT-BC173911  Ribes velutinum Alice Eastwood; John Thomas Howell 1940-6-14 8263 Siskiyou Lava Beds Nat. Mon. near Indian Wells Comment
  HSC100033  Ribes velutinum J. P. Smith, & J. O. Sawyer 2010-5-6 12817 Siskiyou 732 Comment
  HSC23473  Ribes viscosissimum J. O. Sawyer 1968-6-18 220 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  HSC49421  Ribes viscosissimum J. O. Sawyer 1968-9-8 760 Siskiyou Below Young's Meadow on Clear Creek 1402 Comment
  JEPS49200  Ribes viscosissimum Annie M. Alexander and Louise Kellogg 1911-6-15 148 Siskiyou Jackson Lake Comment
  CDA8539  Rigiopappus leptocladus G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2774 Siskiyou Northwest point of Chaparral Hill overlooking Scott River, 2 miles (3.2 km) west of Fort Jones on Lighthill Grade Road. Comment
  UCSC000807  Rigiopappus leptocladus Unknown 1889-6-27 s.n. Siskiyou Edgewood Comment
  RSA184740  Rorippa curvisiliqua Gilbert Muth 1966-7-19 423 Siskiyou Horse pasture above camp, Marble Mtns. 1799 Comment
  UC1871389  Rosa Barbara Ertter 2006-7-30 18747 a Siskiyou E edge of Shasta Valley ca 15 air mi E of Yreka, Little Shasta River crossing on Harry Cash Road. Comment
  JEPS107857  Rosa eglanteria 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-BC146743  Rosa gymnocarpa Alice Eastwood 1912-7-23 1321 Siskiyou Dunsmuir Comment
  HSC67674  Rosa gymnocarpa John Palmer 1980-7-24 595 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  RSA237781  Rosa gymnocarpa Frederick W. Oettinger 1969-7-29 1098 Siskiyou Along stream above Uncle's Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1829 Comment
  CAS-BOT-BC147057  Rosa pisocarpa Alice Eastwood 1917-9-2 6686 Siskiyou Shasta Springs Comment
  RSA68898  Rosa pisocarpa A. E. Culbertson 1943-7-12 59 Siskiyou Castle Lake, in a north facing cirque with a abrupt 1000' backwall; 14 miles SW of Mt. Shasta on N side of a 6600' eastern spur of Trinity Mts.; 2000 ft. above Sacramento R. within 10 air miles of its headwaters to the west. 1657 Comment
  UC637138  Rosa pisocarpa Annetta Carter 1934-8-13 704 Siskiyou Happy Camp to Waldo (Oregon) rd Klamath National Forest, watershed of West Branch of Indian 1371 Comment
  JEPS45695  Rosa pisocarpa subsp. pisocarpa W. L. Jepson July 1894 13894 Siskiyou Sisson Comment
  HSC27228  Rosa rubiginosa J. P. Smith, J. O. Sawyer 1971-9-18 4803 Siskiyou 0.2 mi. W of the jct. of Hwy. 3 and Rd. 8 N of Callahan. Comment
  CAS-BOT-BC149747  Rosa woodsii subsp. ultramontana Carl B. Wolf 1927-8-26 1006 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  UC1190139  Rubus glaucifolius Ira L. Wiggins 1955-7-24 13494 Siskiyou ridge betw upper reaches of China Creek and Blind Horse Creek; btw upper reaches China and Blind Horse Creeks 1645 Comment
  POM91434  Rubus glaucifolius Geo. D. Butler 1910-6-17 1566 Siskiyou Humbug[?] Mtn 1220 Comment
  CAS-BOT-BC147984  Rubus leucodermis Doris K. Kildale 1928-7-1 5328 Siskiyou Forks of Salmon Comment
  HSC99688  Rubus leucodermis G. L. Clifton, Terry Griswold 1979-6-27 6092 Siskiyou Near Shackleford Creek, close to the town of Greenview 1342 Comment
  HSC19405  Rubus parviflorus J. O. Sawyer 1968-7-10 457 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  UC12967  Rubus parviflorus Milo S. Baker 1893-6 Siskiyou 6 mi below Bartles; McCloud River Comment
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Jun 8 2009
  RSA12594  Rubus parviflorus var. hypomalacus Carl B. Wolf 1934-7-6 5992 Siskiyou 3 miles from Mt. Shasta City on Wagon Camp Rd. SW slope of Mt. Shasta. 1220 Comment
  CHSC36165  Rubus ursinus K. Bridwell 1978-4-14 88 Siskiyou Along Klamath River, ca. 4 mi s of Hornbrook. 670 Comment
  HSC68433  Rubus ursinus Maralyn A. Renner 1980-7-4 1452 Siskiyou Clear Creek Trail, N of Trout Camp. 1037 Comment
  HSC64515  Rumex acetosella J. P. Smith 1973-5-5 6496 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  HSC68520  Rumex acetosella Maralyn A. Renner 1980-6-26 1147 Siskiyou Flint Valley. 1390 Comment
  RSA237323  Rumex acetosella Frederick W. Oettinger 1967-6-29 119 Siskiyou Ride near Etna Summit on road from Etna to Sawyer Bar. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1820 Comment
  HSC31036  Rumex crispus Frederick W. Oettinger 1969-8-13 1362 Siskiyou Marble Mtn. Wilderness Area, English Lake 1753 Comment
  CAS-BOT-BC433694  Rumex obtusifolius H. A. Thomas; J. H. Thomas 1954-7-26 4547 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Between Mt. View Cabin and S. Fork of Salmon River. 944 Comment
  HSC92353  Sagina saginoides Jennifer Whipple 1976-7-24 1569 Siskiyou Near Dobkins Lake 2073 Comment
  HSC78193  Salix eastwoodiae L. P. Janeway 1983-7-10 409 Siskiyou Poker Flat 1524 Comment
  HSC91337  Salix eastwoodiae Jennifer Whipple 1978-10-6 2436 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  RSA105506  Salix exigua G. D. Barbe 1955-6-28 7 Siskiyou 0.8 mile N of Callahan near Hjertagers' Mill. 976 Comment
  CAS-BOT-BC107783  Salix hindsiana Wm. Bridge Cooke 1940-6-20 15156 Siskiyou Along the Klamath River along the Pacific Highway in the Klamath River gorge 609 Comment
  CAS-BOT-BC107654  Salix jepsonii Alice Eastwood 1921-7-24 10716 Siskiyou Castle Lake Comment
  LA208816  Salix lasiandra Mrs. H. P. Bracelin; 1931-6-21 473 Siskiyou N base of Mount Eddy, about 13 km NW of Shasta City; at bridge, about 1.3 km E of Burney Mill 1110.0 Comment
  UC481728  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-21 474 Siskiyou ca. 13 km. n.w. of Shasta City (1.3 km. e. of Burney Mill, at bridge, n. base Mt. Eddy); Mt. Eddy 1110 Comment
  CAS-BOT-BC125450  Salix lasiandra var. lasiandra L. E. Smith 1913-4-14 629 Siskiyou Weed Comment
  CAS-BOT-BC125452  Salix lasiandra var. lasiandra Louis C. Wheeler 1934-7-6 2893 Siskiyou Klamath National Forest, Hungry Creek 1371 Comment
  CAS-BOT-BC125468  Salix lasiandra var. lasiandra W. B. Cooke; V. G. Cooke 1977-9-22 54823 Siskiyou Near Deter Camp, Mt. Shasta Comment
  CAS-BOT-BC125478  Salix lasiandra var. lasiandra L. E. Smith 1914-5-5 652 Siskiyou Sisson Comment
  CAS-BOT-BC107074  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 420 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1515 Comment
  LA208780  Salix lasiolepis Mrs. H. P. Bracelin; 1931-6-19 412 Siskiyou NE side of Mount Eddy, ca16 km NW of Shasta City, above Metcalf ranch house 1425.0 Comment
  LA208781  Salix lasiolepis Mrs. H. P. Bracelin; 1931-6-21 469 Siskiyou N side of Mount Eddy, about 21 km NW of Shasta City; 300 km. below Dobkin's Lake 1650.0 Comment
  SBBG57844  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-21 469 Siskiyou N side of Mt Eddy, below Dobkin's Lake,, ca. 21 km NW of Shasta City 1650 Comment
  POM208268  Salix lucida subsp. lasiandra Louis C. Wheeler 1934-7-5 2893 Siskiyou Hungry Creek. Siskiyou Mtns. 1372 Comment
  SBBG57820  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou NE side of Mt Eddy, ca. 16 km NW of Shasta City, above Metcalf ranch house 1425 Comment
  CAS-BOT-BC125694  Salix melanopsis Alice Eastwood 1923-5-29 11988 Siskiyou Shasta Springs Comment
  CAS-BOT-BC126151  Salix scouleriana L. E. Smith 1913-3-28 614 Siskiyou Weed Comment
  HSC28680  Salix scouleriana Frederick W. Oettinger 1968-8-2 363 Siskiyou Marble Mtn. Wilderness Area, outlet of Diamond Lake 2073 Comment
  HSC28681  Salix scouleriana Frederick W. Oettinger 1968-9-8 784 Siskiyou Marble Mtn. Wilderness Area, E shore of English Lake 1738 Comment
  OBI70521  Salix scouleriana D. G. Kelch, Marianne Cabot 2008-8-12 s.n. Siskiyou Ft. Jones, 6711 Mill Creek rd Comment
  POM219904  Salix scouleriana H. P. Bracelin 1931-6-21 472 Siskiyou N base of Mt Eddy. About 13 km NW of Shasta City. At bridge, about 1.3 km E of Burney Mill. 1110 Comment
  UC449840  Salix scouleriana L. S. Smith 1931-6-1 17 Siskiyou near Mt. Shasta Mt. Shasta 1066 Comment
  UC449841  Salix scouleriana L. S. Smith 1931-6-1 16 Siskiyou near Mt. Shasta Mt. Shasta 1066 Comment
  UC198727  Salix sitchensis Annie M. Alexander and L. Kellogg 1911-6-23 180 Siskiyou Jackson Lake 1798 Comment
  UC456098  Salvia sonomensis I. J. Condit 1911-7-22 Siskiyou Sisson, on Shasta trail Comment
  CAS-BOT-BC238875  Sambucus nigra subsp. caerulea J. K. Nelson; J. R. Nelson; Soren Nelson 2004-8-29 2004 -094 Siskiyou South side Mt. Shasta, at unnamed springs west of Mud Creek Dam, along Road 31 1584 Comment
  CAS-BOT-BC238883  Sambucus nigra subsp. caerulea Gilbert Muth 1965-8-2 s.n. Siskiyou 1/2 between Gate & Lower Sky High Lakes Comment
  HSC29281  Sambucus nigra subsp. caerulea Frederick W. Oettinger 1968-8-23 618 Siskiyou Marble Mtn. Wilderness Area, W of Upper English Lake. 1768 Comment
  UC1258448  Sanicula graveolens Maralyn A. Renner 1980-7-23 1831 Siskiyou about 1 mi e of Cook and Green Pass ( Klamath National Forest, Pacific Crest Trail); Klamath National Forest, Pacific Crest Trail 1752 Comment
  OBI8761  Sanicula tuberosa Tracey Call, Viola Call 1964-6-20 2275 Siskiyou Scott Mt. campground. 168 Comment
  HSC4153  Saponaria officinalis L. C. Wheeler 1934-9-16 3267 Siskiyou Mt. Diablo Meridian, Walker, Klamath River. 518 Comment
  UCD98483  Saponaria officinalis J. M. Tucker 1950-7-24 1947 Siskiyou lot beside Highway 99 on outskirts of town of Mount Shasta. Comment
  CAS-BOT-BC110340  Sarcobatus vermiculatus Louis C. Wheeler 1934-10-21 3333 Siskiyou Shasta Valley 4 miles east Grenada. 868 Comment
  CDA23527  Sarcobatus vermiculatus F. D. Horn 1977-10-4 Siskiyou Along Ager-Beswick Road at Soda Springs, 16 airline kilometers east of Hornbrook. 0 Comment
  HSC104296  Sarcodes sanguinea Samantha E. Andres 2016-6-5 18 Siskiyou About 25 yds. from the intersection of Doe Flat and Devil's Punchbowl Trailheads, going towards Trout Camp 1269 Comment
  CDA25436  Saxifraga fallax G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2619 Siskiyou 200 meters north of Hamilton Street on Highway 3, north edge of Fort Jones. Comment
  RSA237246  Saxifraga mertensiana Frederick W. Oettinger 1967-7-8 161 Siskiyou Above the western end of Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1887 Comment
  CAS-BOT-BC445873  Saxifragopsis fragarioides Louis C. Wheeler 1934-8-2 3015 Siskiyou Alex Canyon; Klamath Forest 1889 Comment
  UCD86387  Schedonnardus paniculatus D. H. Shaw 1980-8-5 s.n. Siskiyou Montague, Ager road, Don Shaw property. Comment
  RSA580863  Schedonorus arundinaceus L. C. Wheeler 1934-6-26 2796 Siskiyou Siskiyou Mountains, Cottonwood Creek. 838 Comment
  RSA105480  Schoenoplectus acutus var. occidentalis G. D. Barbe 1955-6-29 27 Siskiyou 1 mile east of Callahan 976 Comment
  UC1100759  Scirpus acutus var. occidentalis Verne Grant and Irving Schneider 1947-8-25 8283 Siskiyou w side Tule Lake; w side of Tule Lake Comment
  SBBG30568  Scirpus congdonii D. Myrick 1968-6-29 2056 Siskiyou Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  POM211514  Scirpus congdonii L. C. Wheeler 1934-8-14 3126 Siskiyou North side White Mountain; Siskiyou Mountains. Mt. Diablo Mer. 1767 Comment
  UCD98523  Scleranthus annuus subsp. annuus James P. Smith 1973-5-5 6525 Siskiyou Scott Bar, along the Scott River. Comment
  POM216186  Scribneria bolanderi L. C. Wheeler 1935-5-18 3500 Siskiyou Siskiyou Mountains; Yreka Creek (Mt. Diablo Mer.) 854 Comment
  CHSC62563  Scutellaria antirrhinoides L. P. Janeway 1993-8-30 4571 Siskiyou Along Gumboot Creek just below Gumboot Lake. 1844 Comment
  JEPS74476  Scutellaria antirrhinoides W. J. Ferlatte 1966-8-3 266 Siskiyou along the South Fork Salmon River between the campground and Carter's South Fork Salmon River; Trinity Alps, South Fork Salmon River 1524 Comment
  UC618653  Scutellaria nana W. Bridge Cooke 1938-8-23 11569 Siskiyou n slope of Shastina; Mount Shasta, Shastina 2438 Comment
  CAS-BOT-BC59185  Sedum lanceolatum Gilbert Muth 1966-7-25 449 Siskiyou Marble Mountain Lookout 2097 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
  UC1409249  Sedum laxum subsp. heckneri Frederick W. Oettinger 1968-8-16 535 Siskiyou n Hancock Lake (near summit Little Medicine Mountain, Salmon Mountains, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area, western Siskiyou); Salmon Mountains, nr summit Little Medicine Mountain 2103 Comment
  UC1951317  Sedum obtusatum subsp. boreale Robert F. Thorne and Fred Oettinger 1969-8-4 63383 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. Near crest of ridge above English Lake, along trail to Hancock Lake. Comment
  HSC40629  Sedum obtusatum subsp. retusum J. P. Smith, Steve Selva 1970-7-15 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  SBBG2665  Sedum oregonense H. and M. Dearing 1939-7-1 3792 Siskiyou Salmon Mtn 1828 Comment
  SEINET13761495  Sedum oregonense R. E. Brainierd, N. Otting 2013-7-8 CWG- 247 Siskiyou Salmon Mountains, Russian Wilderness, ridge S Little Duck Lake. 2236 Comment
  CAS-BOT-BC63901  Sedum spathulifolium Alice Eastwood 1923-5-20 11859 Siskiyou Shasta Springs Comment
  UC144331  Sedum spathulifolium A. A. Heller 1905-6-1 7932 Siskiyou between Dunsmuir and Upper Soda Spring; between Dunsmuir and Upper Soda Spring Comment
  UC1299669  Sedum spathulifolium Freed W. Hoffman 1950-7-14 4010 Siskiyou Clear Creek trail from Baldy Lookout (western Siskiyou County); Clear Creek trail from Baldy Lookout Comment
  CAS-BOT-BC496374  Selaginella scopulorum Louis C. Wheeler 1934-8-3 3036 Siskiyou Big Rock, Dog Fork, Middlehell Creek, Siskiyou Mountains 2090 Comment
  UCD77997  Senecio aronicoides Robert E. Preston 2001-6-23 1614 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn. 1889 Comment
  CDA8580  Senecio aronicoides T. C. Fuller 1962-6-13 8987 Siskiyou Road to Medicine Lake, ca. 12 miles northeast of Bartle. 0 Comment
  HSC91206  Senecio fremontii Jennifer Whipple 1976-7-24 1560 Siskiyou SW of Dobkins Lake along the drainage into the lake 2256 Comment
  HSC91207  Senecio fremontii Jennifer Whipple 1976-7-25 1581 Siskiyou N slopes of Mt. Eddy; on ridge crest above Deadfall Lakes 2622 Comment
  CAS-BOT-BC363646  Senecio fremontii var. occidentalis W. R. Dudley 1899-8-26 s.n. Siskiyou Top of Mt. Eddy Comment
  UCD135530  Senecio hydrophilus Thomas C. Horn 1956-8-6 s.n. Siskiyou west side of Lower Klamath Lake. Comment
  UC166202  Senecio integerrimus var. exaltatus Geo. D. Butler 1910-5-10 1323 Siskiyou Goosenest foothills Goosenest 1676 Comment
  CDA8647  Senecio integerrimus var. exaltatus T. C. Fuller 1962-6-12 8965 Siskiyou Road to Medicine Lake, ca. 3 miles southeast of Dorris. 0 Comment
  HSC82291  Senecio integerrimus var. major Thomas W. Nelson, Jane P. Nelson 1979-6-15 4824 Siskiyou Trinity-Siskiyou county line; at the head of Scott Mt. Creek at Scott Mt. Campground 1646 Comment
  CAS-BOT-BC364425  Senecio triangularis John Thomas Howell 1939-8-3 15023 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC22188  Senecio triangularis J. O. Sawyer 1969-8-5 1756 Siskiyou W of Little Duck Lake 2073 Comment
  HSC96401  Senecio triangularis Gordon Leppig, J. Kalt 1996-7-9 351 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  RSA0011836  Shepherdia canadensis K. M. Meyer, A. Townesmith 2007-7-31 175 Siskiyou Shasta-Trinity National Forest, 5.4 mi. on NF rd. 17, off US Hwy. 97 1294 Comment
  HSC39742  Sherardia arvensis J. O. Sawyer 1970-4-4 2093 Siskiyou Along Sugar Creek 823 Comment
  UC61159  Sidalcea malviflora subsp. asprella W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mount Shasta, Sisson Comment
  RSA88001  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-30 19642 Siskiyou 11 miles north of happy Camp on road to Waldo. Comment
  HSC76678  Sidalcea oregana subsp. spicata K. T. Stillman 1976-7-23 300 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  HSC92148  Sidalcea oregana subsp. spicata Jennifer Whipple 1977-8-6 2239 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  JEPS67254  Sidalcea oregana subsp. spicata W. L. Jepson 1914-8-13 5784 Siskiyou Sisson 1097 Comment
  SEINET1004223  Sidalcea oregana subsp. spicata Mark Fishbein, Lane Greer 2006-1 5881 Siskiyou Paynes Springs, about 2 mi southeast of Medicine Lake. 1980 Comment
  UC18929  Sidalcea oregana subsp. spicata State Survey 1800-1 1434 Siskiyou Strawberry Valley Mt. Shasta, Strawberry Valley Comment
  UC220521  Sidalcea oregana subsp. spicata H. E. Brown June 1-10, 1897 337 Siskiyou near Sisson; near Sisson 1083 Comment
  POM253298  Sidalcea oregana subsp. spicata A. A. Heller 1938-7-13 15268 Siskiyou About a mile S. of Bray 1402 Comment
  JEPS50938  Silene antirrhina W. L. Jepson 1894-7 Siskiyou Sisson Comment
  CAS-BOT-BC181184  Silene campanulata subsp. glandulosa Geo. D. Butler 1909-5-31 772 Siskiyou Humbug Road Comment
  UC454247  Silene grayi I. J. Condit 1911-7-27 Siskiyou Castle Lake 1981 Comment
  UC8439  Silene grayi State Survey 1862-9-15 1373 Siskiyou Mt. Shasta 2377 Comment
  JEPS51011  Silene menziesii Milo S. Baker 1893-6 Siskiyou 6 mi below Bartles; McCloud River, below Bartles Comment
  CAS-BOT-BC75159  Sisymbrium altissimum Alice Eastwood 1912-7-15 1125 Siskiyou McCloud. Comment
  CDA3863  Sisymbrium altissimum T. C. Fuller 1958-6-19 1831 Siskiyou South of road to Montague, 1.5 miles east of Yreka. 0 Comment
  HSC6908  Sisymbrium altissimum D. M. Thomson 1965-7-17 147 Siskiyou Lava Beds National Monument, N boundary road by Canbys Cross 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
  POM109017  Sisyrinchium bellum Geo D. Butler 1910-6-6 1556 Siskiyou Quartz Valley Comment
  UC54246  Smilax californica H. M. Hall and E. B. Babcock June, 1903 4045 Siskiyou near Sisson; Mount Shasta, 18th Crossing 1036 Comment
  UC1409319  Smilax jamesii Frederick W. Oettinger 1968-9-4 691 Siskiyou outlet of Abbott's Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area, High Lake 1722 Comment
  CAS-BOT-BC157046  Solanum umbelliferum E. D. Cantelow 1936-5-20 1440 Siskiyou S.W. slope of Salmon Mt. nr. summit 1817 Comment
  CAS-BOT-BC365553  Solidago elongata Copeland 1903-8-12 3823 Siskiyou Sisson Comment
  CAS-BOT-BC365561  Solidago elongata John Thomas Howell 1939-8-9 15217 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  JEPS32422  Solidago elongata Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou upper Sacramento (Sisson); Region of the Upper Sacramento, Sisson Comment
  HSC62028  Solidago multiradiata Al Hobart 5 Aug [year missing] Siskiyou Preston Peak Comment
  CAS-BOT-BC374521  Sonchus asper R. E. Frenkel 1964-7-13 674 Siskiyou Near Mt. Shasta on an east shoulder of Everitt Memorial Highway 1280 Comment
  JEPS107656  Sonchus asper subsp. asper Lowell Ahart, John Dittes 2005-6-10 12117 Siskiyou At 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-BC158926  Sorbus scopulina Alice Eastwood 1921-7-24 10761 Siskiyou Castle Lake Comment
  CAS-BOT-BC158938  Sorbus scopulina Geo. D. Butler 1910-7-8 1681 Siskiyou Shackleford Creek 1371 Comment
  UC163746  Sorbus scopulina var. scopulina Geo. D. Butler 1910-7-8 1681 Siskiyou Shackleford Creek Comment
  HSC18957  Sparganium angustifolium J. O. Sawyer 1969-8-1 1601 Siskiyou Behind Horseshoe Lake 1921 Comment
  RSA145150  Sparganium angustifolium Dorothy Parker 1960-9-10 791 Siskiyou Trail to Gulch Lake, Salmon Mountains. 2012 Comment
  CAS-BOT-BC390717  Spergularia rubra A. A. Heller 1915-7-18 12126 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  UC106129  Sphenosciadium capitellatum Brandegee July 1887 Siskiyou Mt. Shasta Comment
  SD98959  Spiraea densiflora D. F. Howe 1977-7-1 Siskiyou Mountain Creek on Scott River Road 1463 Comment
  UC466728  Spiraea douglasii H. W. Furlong Sep 1901 Siskiyou Summit to Ager (No. California and So. Oregon) Comment
  RSA300520  Spiraea douglasii John Dourley, Walter Wisura 1982-10-16 3875 Siskiyou Castle Lake. SW of the town of Mt. Shasta. 1646 Comment
  CAS-BOT-BC152550  Spiraea splendens L. E. Smith 1913-9-1 549 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC152552  Spiraea splendens A. A. Heller 1916-7-22 12484 Siskiyou East side of Mt. Eddy 1676 Comment
  CAS-BOT-BC152559  Spiraea splendens John Thomas Howell 1937-7-29 13671 Siskiyou North side of Scott Mt. Comment
  HSC81747  Spiraea splendens var. splendens Thomas W. Nelson, Jane P. Nelson 1980-7-20 6187 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  JEPS101600  Stachys ajugoides Dean W. Taylor 1999-8-12 17303 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley), creek crossing on logging road 1341 Comment
  UC416580  Stachys ajugoides var. rigida H. W. Furlong Sept. 1901 Siskiyou Summit to Ager Comment
  SD88345  Stachys emersonii Darley F. Howe 1972-7-6 Siskiyou 1.3 miles south of Oregon state line on road to Happy Camp. 1646 Comment
  RSA238547  Stachys rigida subsp. rivularis Frederick W. Oettinger 1968-8-11 481 Siskiyou Just below Tom Taylor Cabin spring. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  SEINET12558110 Image available Stellaria calycantha F. W. Oettinger, R. F. Thomas 1969-1 1166 Siskiyou High Lake Basins in the vicinity of English Peak, Marble Mountain wilderness area, above inlet to Hancock Lake. 1951 Comment
  CAS-BOT-BC322918  Stephanomeria tenuifolia Elmer I. Applegate 1935-6-8 9420 Siskiyou Bear Paw Cave, Lava Beds National Monument Comment
  HSC6233  Stephanomeria virgata D. M. Thomson 1965-8-14 184 Siskiyou California Lava Beds National Monument; Caldwell Butte Comment
  HSC30689  Stipa occidentalis var. occidentalis Frederick W. Oettinger 1969-8-13 1352 Siskiyou Marble Mtn. Wilderness Area, SE ridge of English Lake. 2134 Comment
  UC584295  Streptanthus barbatus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2458 Siskiyou s side of mt about 1 1/2 mi s summit (along road from Callahan to Carrville); Scott Mt. 1515 Comment
  CAS-BOT-BC87871  Streptanthus tortuosus Geo. B. Grant 1902-9-7 s.n. Siskiyou Mount Shasta. Horse Camp. Comment
  LA51446  Streptanthus tortuosus C. L. Hitchcock; J. P. Martin 1939-7-7 5281 Siskiyou on side of Sanger Peak 1645 Comment
  UC1492822  Streptanthus tortuosus Freed W. Hoffman 1950-7-13 3383 Siskiyou on road to Indian Creek 0.4 mi from Baldy Lookout (w Siskiyou Co.) Comment
  RSA12512  Streptanthus tortuosus C. B. Wolf 1934-7-4 5924 Siskiyou Klamath River, 3 mi below Tee Bar Creek. 213 Comment
  SDSU1282  Streptanthus tortuosus var. orbiculatus D. F. Howe 1962-8-6 3399 Siskiyou Mt. Shasta, Shasta National Forest. 2438 Comment
  UC166563  Streptanthus tortuosus var. orbiculatus Geo. D. Butler 1910-4-22 1221 Siskiyou Kidder Creek Comment
  HSC18966  Streptanthus tortuosus var. tortuosus J. O. Sawyer 1969-7-8 1096 Siskiyou SW slope above Music Creek 2360 Comment
  CAS-BOT-BC516433  Streptopus amplexifolius Doris K. Kildale 1928-8-18 6481 Siskiyou Near head of north fork of Salmon River at Finley's upper Camp Comment
  SD61056  Suaeda calceoliformis Darley F. Howe 1964-8-5 3939 Siskiyou 13.4 miles east of junction with Highway 97 on state line road. 1220 Comment
  CDA35631  Suaeda calceoliformis J. R. Keck Jr., J. Massey 1980-8-2 PDR# 330196 Siskiyou Lower Klamath Refuge; near Dorris. 0 Comment
  UCD99558  Suaeda calceoliformis Verne Grant; Irving Scheider 1947-8-26 8300 Siskiyou by Interstate Highway, Lower Klamath Lake. Comment
  RSA238303  Suksdorfia ranunculifolia Frederick W. Oettinger 1969-7-13 998 Siskiyou Meadow north of Upper English Lake. The Salmon Mountains, the High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 1921 Comment
  HSC69039  Swertia albicaulis Maralyn A. Renner 1980-8-7 2360 Siskiyou Ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  HSC67589  Swertia albicaulis var. nitida J. P. Smith, J. O. Sawyer 1972-6-30 5638 Siskiyou Junction of French Creek and Sugar Creek Rd., 1/2 mi. W of Parrott Mill Rd. 1250 Comment
  HSC36654  Symphoricarpos albus var. laevigatus Brent Whitely 1975-7-11 155 Siskiyou 235 Comment
  JEPS95607  Symphoricarpos albus var. laevigatus Vernon H. Oswald and L. Ahart 1994-8-10 6460 Siskiyou T40N R2E SW1/4 NW1/4 Sec. 18, 4460 ft, Yellow Pine Forest. FS 40N39 at Stillwater Meadows on Bartle Creek, ca. 0.5 mi W of Harris Spring Rd. (FS15), ca. 4 mi (air) NNE of Bartle 1359 Comment
  CAS-BOT-BC234790  Symphoricarpos mollis A. A. Heller 1905-6-5 7985 Siskiyou Above Shasta Springs Comment
  CAS-BOT-BC234792  Symphoricarpos mollis Wm. Bridge Cooke 1941-9-5 16272 Siskiyou Around the MacBride Springs area, Mt. Shasta Comment
  CAS-BOT-BC234799  Symphoricarpos mollis Alice Eastwood 1921-7-26 10870 Siskiyou Soda Creek Comment
  HSC67781  Symphoricarpos mollis J. O. Sawyer, J. Cole 1980-7-21 3852 Siskiyou N of FS Rd. 44N01 near intersection with road to Lava Camp. 1677 Comment
  JEPS24629  Symphoricarpos mollis Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6784 Siskiyou e of and a little above MacBride Springs (s slopes of Mount Shasta); Mt. Shasta 1432 Comment
  JEPS83839  Symphoricarpos mollis Wayne Roderick Jul 1976 Siskiyou vicinity Cook and Green Pass; Siskiyou Mts. 1463 Comment
  UC164072  Symphoricarpos mollis Geo. D. Butler 1908-8-21 90 Siskiyou Etna Creek Comment
  UC889807  Symphoricarpos mollis A. A. Heller 1915-8-24 12202 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  UC60980  Symphyotrichum bracteolatum Geo. B. Grant 1902-9-1 5156 Siskiyou Mount Shasta 914 Comment
  CAS-BOT-BC97872  Symphyotrichum eatonii Geo. D. Butler 1910-8-13 1828 Siskiyou Oro Fino Comment
  CAS-BOT-BC97880  Symphyotrichum eatonii Elmer I. Applegate 1923-8-21 3923 Siskiyou Willow Creek, south of Lower Klamath Marsh Comment
  CAS-BOT-BC97886  Symphyotrichum eatonii Alice Eastwood 1922-10-18 11513 Siskiyou Shasta Springs Comment
  HSC77012  Symphyotrichum hendersonii K. T. Stillman 1976-7-7 167 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  CAS-BOT-BC98433  Symphyotrichum spathulatum Doris K. Kildale 1929-8-24 9102 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  UC642524  Taraxacum officinale unknown 1939-6-23 13533 Siskiyou Wagon Camp, lower meadow Mount Shasta 1737 Comment
  CDA7682  Taraxacum officinale G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2611 Siskiyou 3 km east of Forest Mountain summit, Highway 3, southwest of Yreka. Comment
  HSC33992  Taraxacum officinale J. P. Smith 1974-5-25 7476 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  HSC77561  Taraxacum officinale L. P. Janeway 1983-7-10 407 Siskiyou Poker Flat 1524 Comment
  UC725378  Taraxia tanacetifolia A. A. Heller 1938-7-13 15265 Siskiyou along hwy just s Bray Comment
  HSC68398  Taxus brevifolia Maralyn A. Renner 1980-7-4 1451 Siskiyou Clear Creek Trail, N of Trout Camp. 1037 Comment
  JEPS60729  Thalictrum fendleri var. polycarpum Geo. D. Butler 1908-8-9 359 Siskiyou near Shackelford summit; Wooly Creek 1767 Comment
  UCD96765  Thalictrum fendleri var. polycarpum John M. Tucker 1963-7-7 3728 Siskiyou Marble Mountain Wilderness Area, vicinity of Paradise Lake at east base of King's Castle on the east side. 1981 Comment
  CAS-BOT-BC399879  Thalictrum polycarpum Gilbert Muth 1966-7-17 408 Siskiyou Marble Mts. Comment
  RSA17457  Thelypodium flexuosum Elmer I. Applegate 1935-6-2 9286 a Siskiyou Frenner s ranch, near north boundary of Lava Beds National Monument. Comment
  JEPS104955  Thelypodium laciniatum Dean W. Taylor 1996-7-10 15770 Siskiyou head of Facey Gulch on Hayden Ridge; easterly watershed divide of Scott Valley (about 10 air miles E of Etna); Klamath National Forest 1173 Comment
  CAS-BOT-BC88114  Thelypodium laciniatum L. E. Smith 1914-4-25 643 Siskiyou Yreka. Comment
  MACF002236  Thelypteris nevadensis Donald L. Branscomb 1958-7-29 27256 Siskiyou Castle Lake Comment
  JEPS93904  Thlaspi montanum var. montanum Vernon H. Oswald and Lowell Ahart 1998-8-3 9426 Siskiyou w of Kangaroo Lake (near the Pacific Crest Trail in the Scott Mountains); Scott Mountains 1981 Comment
  CAS-BOT-BC67266  Thysanocarpus radians Grace Wood 1919-4-19 s.n. Siskiyou Yreka. Comment
  HSC69131  Tiarella unifoliata Maralyn A. Renner 1980-8-6 2236 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  UCD33538  Tilia platyphyllos Beecher Crampton 1969-6-19 8471 Siskiyou Siskiyou County, Edgewood, 3 miles N.W. (in direct line) of Weed. Comment
  RSA184798  Tofieldia glutinosa subsp. occidentalis Gilbert Muth 1966-8-3 499 Siskiyou Marble Valley, water source spring, Marble Mountains 1793 Comment
  RSA237928  Tofieldia glutinosa subsp. occidentalis Frederick W. Oettinger 1968-8-1 340 Siskiyou South side of Little Hancock Lake. The Salmon Mountains. The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 2043 Comment
  CAS-BOT-BC447626  Tolmiea menziesii Ira L. Wiggins 1955-7-24 13501 Siskiyou Trail at crossing of China Creek, above diversion dam 1301 Comment
  POM216004  Tonella tenella Louis C. Wheeler 1935-5-5 3460 Siskiyou Greenhorn Creek. Siskiyou Mtns. (Mt Diablo Mer.) 854 Comment
  CDA7717  Tragopogon dubius T. C. Fuller 1958-6-19 1800 Siskiyou Tom Williams property, 4 miles northeast of Montague. 0 Comment
  UC2062584  Triantha occidentalis subsp. occidentalis Belinda Lo with Alex Randolph-Lowe 2017-7-16 340 Siskiyou SISKIYOU COUNTY: Klamath National Forest, Scott Mountain Botanical Area, southeast of Big Carmen Lake. Comment
  UCLA54787  Trichostema lanceolatum Edward Lee 1934-8-12 1047 Siskiyou Klamath River, S bank 1/4 mi W of Walker Creek (between Hamburg and Seiad Valley) North Coast Range 426 Comment
  CHSC86676  Trifolium cyathiferum Jenny Marr 1993-7-1 59 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  RSA322035  Trifolium cyathiferum John M. Gillett, C. W. Crompton 1966-6-4 12901 Siskiyou 8.1 miles west of Gazelle. 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
  RSA293201  Trifolium dubium J. P. Smith 1973-5-5 6544 Siskiyou Scott Bar along the Scott River. Comment
  HSC72474  Trifolium eriocephalum J. P. Smith 1973-5-5 6460 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  POM312878  Trifolium eriocephalum subsp. eriocephalum H. L. Mason 1948-7-17 13601 Siskiyou Eastern Grass Lake, in forested hills Comment
  HSC30416  Trifolium howellii Frederick W. Oettinger 1968-7-17 557 Siskiyou Pine Lake Meadow; elev. 6150 ft 1875 Comment
  SEINET12147830  Trifolium longipes H. P. Chandler 1901-1 1580 Siskiyou North Coast Ranges,ridges and meadows near Marble Mt 1829 Comment
  UC1005586  Trifolium macrocephalum Frank W. Gould 1940-5-14 1236 Siskiyou Bull Meadows Goosenest Mountain 1524 Comment
  UC164162  Trifolium macrocephalum Geo. D. Butler 1910-4-15 1174 Siskiyou Dry hill Yreka Comment
  JEPS83895  Trifolium pratense Wayne Roderick Aug 1975 Siskiyou Cook and Green Pass Syskiyou Mtns Comment
  HSC36434  Trifolium productum J. O. Sawyer 1969-7-24 1478 Siskiyou SW of Sugar Lake 1890 Comment
  HSC30421  Trifolium repens Frederick W. Oettinger 1969-8-9 1311 Siskiyou Salmon Mtn., above trail near Young's Cabin in region of Upper Abbott's Cabin. 1829 Comment
  UC147168  Trifolium variegatum Dr. E. B. Copeland 1903-7-7 3554 Siskiyou Hornbrook Comment
  HSC30420  Trifolium wormskioldii Frederick W. Oettinger 1969-8-16 1406 Siskiyou Marble Mtn. Wilderness Area, Wiregrass Meadow near English Lake 1707 Comment
  CAS-BOT-BC133468  Trillium ovatum John Thomas Howell 1939-8-3 15020 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CHSC95115  Trillium ovatum subsp. oettingeri L. P. Janeway 2006-7-2 8739 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. Steep north-facing slope just above alder-shaded creek. 1561 Comment
  RSA183649  Trillium ovatum subsp. oettingeri Gilbert Muth 1965-8-12 213 Siskiyou Marble Mountain; trail to Black Mountain Comment
  UC1409210  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1967-6-27 124 Siskiyou off Music Creek Log rd. Salmon Mts, High Lake Basins, English Peak vicinity, Marble (ne. 1/4 of n.w. 1/4 of Sect. 23, Etna Quad.) 1731 Comment
  UC1409309  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1969-7-10 953 Siskiyou along inlet brook to Upper English Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1767 Comment
  UC1713746  Trillium ovatum subsp. oettingeri Maralyn A. Renner 1980-7-16 1782 Siskiyou Klamath Nat'l forest, Sawyers Bar Quad., Hancock Lake inlet 1950 Comment
  UCD78065  Trillium ovatum var. oettingeri Robert E. Preston 2001-6-30 1670 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake. 1767 Comment
  SEINET10506952  Trisetum Mary Susan Taylor 1980-8-18 Taylor 3262 A Siskiyou T43N R1E sw sec 8, Medicine Lake quad. Shasta-Trinity Natl Forest, Little Mount Hoffman, W side, between road and look out. With J. Prouty & E. Heinz. 2225 Comment
  UCD146708  Trisetum canescens G. F. Hrusa 1998-7-5 14676 Siskiyou Cedar Camp Road +/- 5 miles east of Weitchpec on Highway 96. North side of Highway. Mile 8.2. Siskiyou Mountains. Comment
  CHSC4310  Trisetum cernuum D. Parker 1965-7-24 897 Siskiyou Near Horse Range Creek, Salmon Mt. 1828 Comment
  SEINET8495330  Trisetum cernuum D. W. Taylor 2006-8-8 19594 Siskiyou Dry Creek peak (ridge ca. 12 air miles NE of Mt Shasta summit). at headwaters Antelope Creek. Rainbow Mountain 7 1/2' USGS quadrangle. Shaded north facing cliffs of the cirque headwall on the north face of the peak. 2195 Comment
  HSC30533  Trisetum spicatum Frederick W. Oettinger 1968-9-6 734 Siskiyou Marble Mtn. Wilderness Area, trail SE of Tom's Cabin 2165 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
  JEPS89301  Trisetum spicatum Gilbert Muth 1966-8-3 492 Siskiyou Marble Valley; Marble Mountain Wilderness Area 1792 Comment
  UCD93669  Trisetum spicatum Beecher Crampton 1956-8-22 3854 Siskiyou Panther Meadow, south slope of Mt. Shasta. 2316 Comment
  HSC73275  Triteleia bridgesii Gail Newton 1980-6-20 471 Siskiyou Near Bald Mtn. 1097 Comment
  CAS-BOT-BC133494  Triteleia crocea Dorothy Parker 1948-5-16 s.n. Siskiyou Near Harstrand Gulch, east side of Scott Valley 914 Comment
  CHSC2072  Triteleia crocea V. Holt 1943-8-14 Siskiyou Marble Mountains. 1828 Comment
  RSA206127  Triteleia crocea Gilbert Muth 1969-8-10 1337 Siskiyou Ridge west of Boulder Peak. 2378 Comment
  UC1409324  Triteleia hyacinthina Frederick W. Oettinger 1969-8-18 1415 Siskiyou along trail to Horse Range Lake (vicinity English Peak, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1767 Comment
  UC1177938  Triteleia ixioides subsp. anilina Francia Chisaki and Gene B. Newcomb 1958-6-21 1151 Siskiyou on road to ice caves n McCloud; Squaw Valley Creek 1158 Comment
  UC367041  Triteleia ixioides subsp. anilina unknown June 1879 Siskiyou near Shasta Comment
  UC635730  Triteleia ixioides subsp. anilina D. Tebbe 1929-6-7 143 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC524318  Triteleia ixioides subsp. anilina A. A. Heller 1905-6-5 7986 Siskiyou In woods on the plateau just above Shasta Springs Comment
  RSA68861  Triteleia ixioides subsp. anilina A. E. Culbertson 1943-6-10 95 Siskiyou Castle Lake, in north facing cirque with abrupt 1000 backwall; 14 miles SW 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
  CAS-BOT-BC404213  Urtica dioica subsp. holosericea Carl B. Wolf 1927-8-26 1073 Siskiyou On the Klamath River, near Hamburg Comment
  UCD111557  Urtica dioica subsp. holosericea Verne Grant; Irving Schneider 1947-8-25 8275 Siskiyou West side of Tule Lake. Comment
  CAS-BOT-BC199197  Vaccinium cespitosum Doris K. Kildale 1929-8-24 9021 Siskiyou Rattlesnake Meadow near Preston Peak 1676 Comment
  CAS-BOT-BC228828  Vaccinium cespitosum Peter W. Fritsch; James R. Shevock; Lu Lu 2012-6-19 1926 Siskiyou The Eddys Region, Shasta-Trinity National Forest. Ca. 100 m S of Cedar Lake along road to Cliff Lake, headwaters of the Sacramento River 1744 Comment
  CAS-BOT-BC228836  Vaccinium cespitosum Peter W. Fritsch; James R. Shevock; Lu Lu 2012-6-21 1937 Siskiyou S Slope of Mount Shasta, Panther Meadows, along County Highway A10, ca. 1.6 km by road from the upper parking lot 2276 Comment
  HSC18967  Vaccinium cespitosum J. O. Sawyer 1969-7-24 1500 Siskiyou NE facing seep SW of Sugar Lake 1890 Comment
  HSC19507  Vaccinium cespitosum J. O. Sawyer 1969-8-2 1705 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  HSC22452  Vaccinium cespitosum J. O. Sawyer 1969-8-1 1595 Siskiyou Above Horseshoe Lake 1921 Comment
  RSA659526  Vaccinium cespitosum Gary D. Wallace 1990-7-1 2953 Siskiyou Trinity Mountains: SW of Shasta City, Cedar Basin Research Area. 1828 Comment
  UC618889  Vaccinium cespitosum unknown 1938-7-21 11302 Siskiyou Panther Creek Mount Shasta Comment
  CAS-BOT-BC199234  Vaccinium membranaceum Louis C. Wheeler 1934-8-16 3162 Siskiyou Johnson Dairy, Siskiyou Mts. 1645 Comment
  CHSC77287  Vaccinium membranaceum Loren Gehrung 1993-8-17 147 Siskiyou Along USFS Rd 4812. 2 mi NNE of Little Grayback Peak. North-facing slope. 1524 Comment
  HSC19362  Vaccinium membranaceum J. O. Sawyer 1968-7-2 376 Siskiyou Upper drainage of Joe Creek on steep N facing slopes. 1677 Comment
  HSC19099  Vaccinium scoparium J. O. Sawyer 1969-6-13 1060 Siskiyou W of Little Duck Lake 2043 Comment
  HSC19416  Vaccinium scoparium J. O. Sawyer 1968-7-22 547 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  CAS-BOT-BC199527  Vaccinium uliginosum Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou West side of Gumboot Lake, Trinity Mts. 1828 Comment
  HSC69062  Vaccinium uliginosum Maralyn A. Renner 1980-8-6 2324 Siskiyou Cracker Meadow 1555 Comment
  HSC86447  Vaccinium uliginosum D. K. Imper Jul 1987 Siskiyou Marble Mtn. Wilderness Area, Haypress Meadow, 8 mi. E of Somes Bar 1372 Comment
  POM59722  Valeriana capitata subsp. californica Copeland 1903-8-18 3841 Siskiyou Mt. Eddy. Comment
  HSC67681  Vancouveria hexandra John Palmer 1980-7-24 622 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  CAS-BOT-BC529109  Veratrum californicum H. A. Thomas; J. H. Thomas 1954-7-24 4514 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville. 1981 Comment
  UCD13223  Veratrum californicum var. californicum Clyde Byfield 1973-7-3 S 364 Siskiyou Klamath National Forest, beside Kidder Creek, 0.5 mile west of Hayes Cabin on U.S.F.S. trail 11W23. 41 deg 30', 123 deg 07 1554 Comment
  JEPS24441  Veratrum insolitum Rimo Bacigalupi with L. Constance and L. R. Heckard 1960-7-21 7483 Siskiyou 14 mi e Cecilville (6 mi w of rd summit, along new rd from Cecilville to Callahan, watershed of e fork of the South Fork of the Salmon River, just above Six-mile Creek) 1371 Comment
  HSC785  Veratrum viride William J. Ferlatte 1967-8-20 1043 Siskiyou Caribou Basin 2134 Comment
  UC984825  Verbascum blattaria A. M. Vollmer and L. Beane 1951-6-2 48 Siskiyou Klamath River Highway betw U.S. 99 and Gottville; Klamath River Highway Comment
  HSC21171  Verbascum thapsus R. C. Wunner 1965-8-14 435 Siskiyou California Lava Beds National Monument, Mammoth Crater 1616 Comment
  RSA105433  Veronica americana G. D. Barbe 1955-6-30 56 Siskiyou 0.6 mile northwest of Forest Camp, Etna. Along Johnson Creek. 915 Comment
  HSC86528  Veronica americana D. K. Imper 1987-7-22 Siskiyou 8 mi. E of Somes Bar, near Jawbone Camp 1372 Comment
  UC138882 Image available Veronica copelandii Copeland 1903-8-18 3931 Siskiyou Mt. Eddy; ; Mt. Eddy, Siskiyou Co. Comment