Search Results — 2000 specimen records retrieved (1396 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=SISKIYOU; Source=All;   
Map/download results:

BerkeleyMapper with layers and yellow flags

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78131  Abies X shastensis Elmer I. Applegate 1895-5-30 668 Siskiyou West slope of Mt. Shasta, above Sisson, Strawberry Valley Comment
  CAS-BOT-BC73502  Abies concolor Elmer I. Applegate 1895-5-30 s.n. Siskiyou East base Mt. Shasta, near Sisson. Comment
  CAS-BOT-BC78022  Abies grandis M. P. Anderson 1902-2-16 s.n. Siskiyou Ridge between Seiad and Hone Creek Comment
  CLARK-A1528-1053  Acer circinatum John C. Roos 1939-7-5 1520 Siskiyou 990 Comment
  CAS-BOT-BC331024  Acer glabrum var. glabrum Alice Eastwood 1912-7-19 1220 Siskiyou Mount Shasta Comment
  CAS-BOT-BC331043  Acer glabrum var. glabrum Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Shackleford Trail below Bull Meadow Comment
  UC1505812  Acer glabrum var. glabrum Robert T. Clausen and Harold Trapido 1940-7-26 4959 Siskiyou canyon of Mud Creek So. Cascade Mts., Sacramento River Basin, Mt. Shasta (Sacramento River Basin, So. Cascade Mts.) 1493 Comment
  HSC4973  Acer glabrum var. torreyi J. O. Sawyer 1968-6-18 212 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  RSA237829  Acer glabrum var. torreyi Frederick W. Oettinger 1968-8-7 435 Siskiyou On east side of Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  HSC2804  Acer macrophyllum C. B. Wolf 1927-8-26 1037 Siskiyou Along Klamath River, 4 mi. N of Gottville Comment
  HSC68420  Achillea millefolium Maralyn A. Renner 1980-6-9 856 Siskiyou Ridge SE of FS Rd. 45N35 1341 Comment
  HSC96314  Achillea millefolium Gordon Leppig 1998-8-14 1029 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  RSA12486  Achillea millefolium Carl B. Wolf 1934-7-4 5951 Siskiyou 6.8 miles from Dry Lake lookout on road to Horse Creek, Siskiyou Mountains. 1829 Comment
  UC1483458  Achillea millefolium Maralyn A. Renner 1980-7-23 1927 Siskiyou on w side <along> Pacific Coast Trail Upper Devils Peak; Klamath National Forest, Seiad Valley Quad., Pacific Coast T 1767 Comment
  UC29235  Achillea millefolium T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC61076  Achillea millefolium W. A. Setchell, C. C. Dobie 1902-7-17 Siskiyou Sisson; Mount Shasta Comment
  RSA211508  Achillea millefolium William J. Ferlatte 1966-7-7 196 Siskiyou Caribou Basin. 1982 Comment
  CAS-BOT-BC216929  Achnatherum occidentale Gilbert Muth 1966-7-25 454 Siskiyou Marble Rim, Marble Mountains 2072 Comment
  SEINET203569  Achnatherum occidentale subsp. californicum W. B. Cooke 1938-7-15 11168 Siskiyou Bear Springs; Mt Shasta 1524 Comment
  UCD55544  Achnatherum occidentale subsp. californicum A. H. Murphy 1953-7-28 KNF 4 Siskiyou Klamath National Forest. Long Gulch Camp. 1889 Comment
  UC1483495  Achnatherum occidentale subsp. occidentale J. Sawyer and J. Cole 1980-7-21 3905 Siskiyou near Haight Mtn. (along F.S. road running ssw); Bray Quad.; w1/2 1938 Comment
  RSA184786  Achnatherum occidentale subsp. occidentale Gilbert Muth 1966-7-25 454 Siskiyou Marble Rim, Marble Mountains 2073 Comment
  CAS-BOT-BC218014  Achnatherum thurberianum Elmer I. Applegate 1935-6-8 9442 Siskiyou Pera Paw Cave, Lava Beds National Monument Comment
  POM229940  Achnatherum thurberianum L. C. Wheeler 1935-5-7 3470 Siskiyou Klamath River at Ash Creek 610 Comment
  RSA17732  Achnatherum thurberianum Elmer I. Applegate 1935-6-8 9437 Siskiyou Bear Paw Cave, Lava Beds National Monument. Comment
  CAS-BOT-BC29150  Achyrachaena mollis George Dexter Butler 1909-5-1 666 Siskiyou Block 5, Yreka Comment
  UC891059  Achyrachaena mollis Louis C. Wheeler 1935-5-26 3533 Siskiyou Yreka Creek; Siskiyou Mts., Yreka Creek 853 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
  UC1483534  Aconitum columbianum John Palmer 1980-8-12 699 Siskiyou s.e. Wards Gap; Klamath Nat'l Forest, Condry Mt. Quad. 1188 Comment
  UC375342  Aconitum columbianum Geo. D. Butler 1908-8-3 363 Siskiyou Shackleford Creek, Log Lake Comment
  UC375343  Aconitum columbianum Geo. D. Butler 1908-8-10 364 Siskiyou Shackleford Creek Comment
  HSC35  Aconitum columbianum subsp. columbianum William J. Ferlatte 1966-8-19 436 Siskiyou Kidd Creek Trail 1890 Comment
  CAS-BOT-BC391510  Aconitum columbianum subsp. columbianum A. A. Heller 1927-8-1 14433 Siskiyou At the State Teachers College, near Shasta City (Sisson) 1074 Comment
  HSC19285  Aconogonon davisiae J. O. Sawyer 1969-7-8 1092 Siskiyou NE slope above Little Duck Lake 2140 Comment
  CAS-BOT-BC412916  Aconogonon davisiae Louis C. Wheeler 1934-7-14 2903 Siskiyou Head Jaynes Canyon, Siskiyou Mts. 2042 Comment
  CAS-BOT-BC391699  Actaea rubra K. T. Stillman 1976-6-25 84 A Siskiyou Marble Mountain Wilderness Area. On N side of Elk Valley 1798 Comment
  CAS-BOT-BC391702  Actaea rubra John Thomas Howell 1939-8-3 14957 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC391708  Actaea rubra L. E. Smith 1914-9-1 757 Siskiyou Castle Lake Comment
  UCD95421  Actaea rubra John M. Tucker 1963-7-7 3719 Siskiyou ca. 1/4 mile down the trail (north of) from the lake. Paradise Lake, at the base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1981 Comment
  HSC98137  Adenocaulon bicolor J. O. Sawyer 1969-8-5 1963 Siskiyou Alluvial terrace along South Sugar Creek 1692 Comment
  RSA416327  Adenocaulon bicolor M. B. Dunkle 1944-7-17 9117 Siskiyou Deer Creek. Comment
  UC336685  Adiantum aleuticum unknown July 1881 Siskiyou near Shasta Comment
  UC401267  Adiantum aleuticum unknown Siskiyou Mt Shasta Comment
  CAS-BOT-BC123  Agastache parvifolia Alice Eastwood; John Thomas Howell 1940-6-14 8266 Siskiyou Lava Beds National Monument, near Schonchin Butte Comment
  UC922471  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1949-7-21 5824 Siskiyou s Paradise Lake (Paradise Lake, Marble Mountains); Marble Mountains, Paradise Lake 1920 Comment
  HSC61852  Agastache urticifolia Ruby Van Deventer 1938-7-17 Siskiyou Poker Flat 1585 Comment
  RSA238533  Agastache urticifolia Frederick W. Oettinger 1969-7-31 1117 Siskiyou E-facing slope, due NWW. of English Lake outlet. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC1212567  Ageratina occidentalis Francia Chisaki and Helen K. Sharsmith 1959-8-20 4743 Siskiyou between Forks of Salmon and Somes Bar (several miles from Forks of Salmon); Inner North Coast Ranges, Salmon River 304 Comment
  CHSC254  Agoseris aurantiaca V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  HSC61853  Agoseris grandiflora Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  POM33128  Agoseris grandiflora Geo. D. Butler 1910-6-10 1555 Siskiyou Near Yreka. Comment
  CAS-BOT-BC15382  Agoseris grandiflora var. grandiflora Alice Eastwood 1912-7-17 1171 Siskiyou Sisson Comment
  UC165035  Agoseris grandiflora var. grandiflora Geo. D. Butler 1908-8-28 304 Siskiyou field near Oro Fino Comment
  CAS-BOT-BC22777  Agoseris heterophylla George Dexter Butler 1910-4-12 1213 Siskiyou Oro Fino Comment
  UC144337  Agoseris heterophylla var. heterophylla A. A. Heller 1905-6-15 8030 Siskiyou near Sisson Comment
  RSA238757  Agoseris retrorsa Frederick W. Oettinger 1969-7-11 985 Siskiyou Near summit of 'Little Medicine Mountain' (north of Hancock Lake). Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  HSC45889  Agropyron cristatum Laura Witherspoon 1978-8-15 79 Siskiyou Klamath National Forest, 0.1 miles S of junction of Forest Service Rds. 6Q01 and 7S01 1378 Comment
  SEINET5335873  Agropyron trachycaulum G. Butler 1910-7-3 1624 Siskiyou Goosenest Foothills 1219 Comment
  UC1130657  Agrostis alba H. S. Yates 1936-6-21 5824 Siskiyou 1 mi se Gazelle; Etna Quad. Comment
  CAS-BOT-BC126990  Agrostis exarata Melissa A. Berry 1957-7-4 s.n. Siskiyou Carter Meadow at junction of Long Gulch and Trail Gulch on South Fork of Salmon River. 1676 Comment
  RSA238371  Agrostis exarata Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1204 Siskiyou Trail from English Lake to Abbott's. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC139570  Agrostis gigantea Louis C. Wheeler 1934-8-14 3134 Siskiyou Klamath Forest. North side White Mountain. 1767 Comment
  HSC69112  Agrostis gigantea Maralyn A. Renner 1980-8-6 2303 Siskiyou Cracker Meadow 1555 Comment
  CAS-BOT-BC138939  Agrostis pallens Geo. D. Butler 1910-7-12 1748 Siskiyou Shackerford Creek. 1219 Comment
  RSA239089  Agrostis pallens Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1230 Siskiyou South of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  RSA697272  Agrostis pallens D. W. Taylor 1996-7-7 15810 Siskiyou Salmon Mountains; Ruffey Lakes (about 8 air miles southwest of Etna) in cirque above the upper lake; Klamath National Forest 2073 Comment
  SEINET4343713 Image available Agrostis pallens Unknown 1996-7-7 15810 Siskiyou Salmon Mountains; Ruffey Lakes (about 8 air miles southwest of Etna), in cirque above the upper lake; Klamath National Forest 2073 Comment
  RSA211231  Agrostis variabilis William J. Ferlatte 1967-8-20 1074 Siskiyou Caribou Basin. Ridge west of Big Caribou Lake 2134 Comment
  POM109876  Allium bolanderi Geo D. Butler 1910-6-3 1469 Siskiyou Quartz Valley. Comment
  CHSC30249  Allium falcifolium M. S. Taylor 1980-7-8 3111 Siskiyou S of Castle Lake, above Hearts Lake. 2016 Comment
  UC909369  Allium falcifolium Ira L. Wiggins 1950-5-28 12384 Siskiyou serpentine ridge just above Grouse Lake (headwaters of Grouse Creek); Grouse Creek 1737 Comment
  CAS-BOT-BC469234  Allium falcifolium R. C. Barneby 1954-5-16 11529 Siskiyou 6 miles SW of Yreka 975 Comment
  CHSC96090  Allium siskiyouense L. P. Janeway 2006-7-4 8792 Siskiyou Klamath Ranges. Scott Mountains; opening on spur ridge 1.9 km west-southwest of Scott Mountain Summit. 1838 Comment
  UC1299636  Allium siskiyouense Freed W. Hoffman 1950-7-13 3239 Siskiyou higher peak of Baldy Mountain Baldy Mountain 1737 Comment
  POM109964  Allium siskiyouense Geo D. Butler 1909-5-3 791 Siskiyou Yreka hills Comment
  CAS-BOT-BC478032  Allium validum A. A. Heller 1915-8-26 12233 Siskiyou Mt. Eddy in open swampy places in the forest 1828 Comment
  HSC60887  Allium validum Al Hobart Siskiyou Black Butte Comment
  SEINET3879909  Allium validum J. O. Sawyer 1969-8-1 1596 Siskiyou Etna quad. Meadow behind Horseshoe Lake.; 0 1920 Comment
  HSC72612  Allotropa virgata Gail Newton 1980-6-20 543 Siskiyou Near Bald Mtn. 1326 Comment
  UC618907  Allotropa virgata W. Bridge Cooke 1938-7-15 11227 Siskiyou Mount Shasta 2133 Comment
  CAS-BOT-BC171400  Alnus incana subsp. tenuifolia Doris K. Kildale 1928-8-18 6493 Siskiyou head of N Fork of Salmon River at Finley's Upper Camp Comment
  CAS-BOT-BC171401  Alnus incana subsp. tenuifolia Doris K. Kildale 1928-7-4 5544 Siskiyou 1 1/2 miles below Summit of divide between N Fork of Salmon River and Scott Valley Comment
  HSC36721  Alnus rhombifolia Brent Whitely 1975-7-5 140 Siskiyou 213 Comment
  RSA452798  Alnus rhombifolia B. C. Templeton 1957-6-22 s.n. Siskiyou Along the Scott River, noth of Callahan Comment
  SACT002779  Alnus rubra Geo Dobbins 1961-6-19 Siskiyou 5 miles west of Oregon Cave National Monument Comment
  CAS-BOT-BC169386  Alnus viridis subsp. sinuata Gilbert Muth 1966-7-29 462 Siskiyou Damp meadow, Marble Valley, by waterfall. Marble Mts. 1828 Comment
  HSC68432  Alnus viridis subsp. sinuata Maralyn A. Renner 1980-7-4 1447 Siskiyou Clear Creek Trail, N of Trout Camp. 1037 Comment
  CAS-BOT-BC18595  Alyssum alyssoides John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53447 Siskiyou 7 miles east of Callahan on road to Gazelle. 1173 Comment
  CHSC72221  Amaranthus blitoides Vernon H. Oswald; Lowell Ahart 1998-9-16 9642 Siskiyou Hwy. 161 at the Lower Klamath NWR 5.9 mi east of Hwy. 97. 1243 Comment
  RSA245268  Amaranthus blitoides J. P. Smith, J. Sawyer 1972-9-14 5797 Siskiyou Miners Creek Road just south of French Creek Road between Callahan and Etna 915 Comment
  JEPS89085  Amaranthus californicus Geo. D. Butler 1909-8-18 1067 Siskiyou Yreka Comment
  JEPS54309  Amaranthus hybridus Geo. D. Butler 1908-7-13 543 Siskiyou near Yreka ( garden on Butler's ranch) Comment
  CAS-BOT-BC136716  Amelanchier alnifolia var. pumila Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Mumbo Lake, Trinity Mts. 1828 Comment
  HSC101744  Amelanchier alnifolia var. semiintegrifolia J. P. Smith, J. O. Sawyer 2010-5-2 12805 Siskiyou Along the Salmon River Road at Butler Creek. 257 Comment
  JEPS126016  Amelanchier pallida C. S. Campbell, M. Lorusso 2011-5-20 11 -317 Siskiyou Pat Trinca's property, east side of Hilt Valley Comment
  CAS-BOT-BC136881  Amelanchier utahensis Ellsworth Bethel 1923-6-18 s.n. Siskiyou Shasta Springs Comment
  SBBG16035  Amelanchier utahensis D. Myrick 1961-6-20 279 Siskiyou rd to Bear Springs E of Mt Shasta City 1371 Comment
  UC1540021  Amelanchier utahensis M. Mitchell 1936-5-14 18 Siskiyou Captain Jack's Stronghold 1249 Comment
  UC466803 Image available Amelanchier utahensis Annie M. Alexander and Louise Kellogg 1911-6-4 106 Siskiyou Mayten Comment
  CHSC86660  Amsinckia menziesii Jenny Marr 1993-7-1 43 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  RSA0089706  Amsinckia retrorsa E. K. Balls 1950-5-17 14720 Siskiyou By New Lava Flow, on rd. to Capt. Jack s Stronghold. Lava Beds Nat l Monument. 1585 Comment
  JEPS95387  Anaphalis margaritacea Vernon H. Oswald and Lowell Ahart 1994-8-1 6416 Siskiyou 7.8 mi. s.w.of dam at Lake Siskiyou (Forest Rd. 26 paralleling S. Fork Sacramento R., 1.5 mi. e. of Forest Rd. 40N43) 1341 Comment
  JEPS40557  Ancistrocarphus filagineus Geo. D. Butler 1909-5-24 718 Siskiyou near Yreka Comment
  UC1190150  Anemone deltoidea Ira L. Wiggins 1955-7-29 13577 Siskiyou trail to Caribou Lake (summit of ridge above Thompson Creek) 1999 Comment
  CAS-BOT-BC391852  Anemone drummondii Geo. D. Butler 1910-7-8 1683 Siskiyou Marble Mountain 1676 Comment
  JEPS82704  Anemone drummondii Wayne Roderick 1984-6-7 Siskiyou on Hwy. 17 on rd. to Mt. Eddy (n. side) Comment
  POM270535  Anemone drummondii C. L. Hitchcock 1939-7-9 5315 Siskiyou N side of Black Mt. near Marble Mt. (King's Castle). 2073 Comment
  UCR37848  Anemone multifida K. T. Stillman 1976-6-26 114 Siskiyou Marble Mountain Wilderness Area 2012 Comment
  UC165939  Anemone occidentalis Geo. D. Butler 1910-7-10 1736 Siskiyou Upper Campbell Lake 1676 Comment
  UC585141  Anemone occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2005 Siskiyou ca. 1 1/2 mi. w. Mt. Shasta City (e. & n.e. of slope of spur of Rainbow Ridge above Sulloway Creek) 1180 Comment
  JEPS50866  Anemone occidentalis Al Hobart 1967-8-8 Siskiyou n. side Preston Peak; westernmost Siskiyou Co., Preston Peak 1950 Comment
  RSA749255  Angelica arguta K. M. Meyer, A. Townesmith 2007-7-31 180 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy 97. 1607 Comment
  HSC70542  Angelica arguta Ruby Van Deventer 1939-7-19 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  HSC103575  Antennaria argentea Thomas W. Nelson, Jane Nelson 1985-6-19 7820 Siskiyou In and about Scott Mountain Campground. 1646 Comment
  SD98922  Antennaria argentea Darley F. Howe 1977-10-12 5010 Siskiyou Knopki Road, 3.5 miles from #99, near Oregon Line. Comment
Read comments
Jul 11 2010
  CAS-BOT-BC59158  Antennaria dimorpha Roxana S. Ferris; Laura Lorraine 1948-6-12 11830 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle 1499 Comment
  UC61506  Antennaria dimorpha W. J. Mooney 1903-4-1 Siskiyou Yreka Comment
  RSA47802  Antennaria dimorpha Roxana S. Ferris, Laura Lorraine 1948-6-12 11830 Siskiyou Gazelle Mtn grade, road betw Callahan and Gazelle. 1500 Comment
  JEPS13177  Antennaria geyeri W. L. Jepson 1894-1 Siskiyou Sisson Comment
  UC165971  Antennaria howellii subsp. howellii Geo. D. Butler 1909-7-15 954 Siskiyou Highland Mine Comment
  CAS-BOT-BC79905  Antennaria microphylla Gilbert Muth 1966-7-25 451 Siskiyou Marble Mountain Lookout, Marble Mts. 2097 Comment
  HSC62588  Antennaria microphylla Al Hobart Siskiyou Youngs Valley Comment
  RSA416693  Antennaria racemosa M. B. Dunkle 1944-6-26 9047 Siskiyou Deer Creek. 1829 Comment
  UC166208  Antennaria rosea Geo. D. Butler 1910-6-5 1519 Siskiyou Log Lake , Shackleford Creek Comment
  HSC98368  Antennaria rosea subsp. rosea G. L. Clifton, Griswold 1979-6-28 6101 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  RSA238714  Antennaria umbrinella Frederick W. Oettinger 1968-8-5 402 -a Siskiyou Mount Hemlock Forest, 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
  CHSC1686  Antirrhinum vexillo-calyculatum subsp. breweri V. Holt 1943-8-5 Siskiyou Scott Valley. 1158 Comment
  CHSC71338  Apera interrupta Vernon H. Oswald; Mike Dolan, Beth Corbin 1998-6-27 9243 Siskiyou Big Tableland at the southwest edge of the Lower Klamath National Wildlife Refuge. 1353 Comment
  JEPS93982  Apera interrupta Vernon H. Oswald, Mike Dolan, and Beth Corbin 1998-6-27 9243 Siskiyou Big Tableland at s.w. edge Lower Klamath Nat'l Wildlife Refuge; , Big Tableland 1353 Comment
  HSC67802  Apocynum androsaemifolium J. Sawyer, J. Cole 1980-7-22 3981 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  UC164101  Apocynum androsaemifolium Geo. D. Butler 1908-8-24 73 Siskiyou Russian Creek, Eldredge's Corral Comment
  RSA403115  Apocynum androsaemifolium subsp. pumilum B. C. Templeton 1960-6-21 8538 Siskiyou Between Callahan and the summit of Scott mts. Comment
  CAS-BOT-BC394983  Aquilegia formosa H. A. Thomas; J. H. Thomas 1954-7-23 4476 Siskiyou Salmon - Trinity Mts, about 6 miles SE of Cecilville, vicinity of Blind Horse Creek 1036 Comment
  CAS-BOT-BC395147  Aquilegia formosa Doris K. Kildale; J. W. Gillespie 1929-6-25 8364 Siskiyou Klamath River, 6 mi. N of Hornbrook 609 Comment
  UC166049  Aquilegia formosa Geo. D. Butler 1909-6-23 902 Siskiyou Goosenest foothills Comment
  UC375263  Aquilegia formosa Geo. D. Butler 1908-8-3 358 Siskiyou Shackleford Creek Log Lake Comment
  POM332443  Aquilegia formosa J. P. Smith, Steve Selva 1970-6-15 3975 Siskiyou 1 mile W of junction Calif. 3 and road 8 leading to Sugar Creek. 1159 Comment
  UC375262  Aquilegia formosa Geo. D. Butler 1908-7-12 1062 Siskiyou Humbug Mt. Comment
  HSC64334  Aquilegia formosa var. formosa J. P. Smith, Steve Selva 1970-6-15 3975 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  RSA99546  Aquilegia formosa var. truncata Geo. D. Butler 1908-8-9 352 Siskiyou Mountainside S of Marble Valley. 1829 Comment
  POM95067A  Arabis breweri Geo. D. Butler 1909-5-14 726 Siskiyou Klamath River Comment
  RSA95067B  Arabis breweri Geo. D. Butler 1910-3-6 1118 Siskiyou Shasta River Comment
  HSC44933  Arabis breweri var. breweri J. O. Sawyer 1978-6-19 3248 Siskiyou Marble Mtn. Wilderness Area, trail between Timothy Gulch and Harry Hall Gulch 1433 Comment
  HSC29180  Arabis divaricarpa Frederick W. Oettinger 1968-8-18 568 Siskiyou High Lake basin in the vicinity of English Peak, Marble Mtn. Wilderness Area: E side of Hancock Lake 1936 Comment
  HSC46817  Arabis glabra William J. Ferlatte 1974-7-14 1520 Siskiyou Big Flat, near S fork of Salmon River, E side of Big Flat Campground and lower slopes of Grouse Ridge 1524 Comment
  HSC22399  Arabis holboellii var. pinetorum J. O. Sawyer 1969-8-5 1969 Siskiyou Slopes W of South Sugar Creek 1799 Comment
  RSA0128697  Arabis lyallii Frederick W. Oettinger 1969-8-13 1356 Siskiyou North side, trail crossing Crapo Ridge; Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mt. Wilderness Area. 2195 Comment
  HSC90561  Arabis platysperma var. howellii Jennifer Whipple 1976-7-9 1404 Siskiyou N facing slopes in the Eddy Creek drainage 2226 Comment
  UC1299655  Arabis rectissima var. rectissima Freed W. Hoffman 1948-7-8 2588 Siskiyou 7.5 mi n West Branch Camp (Waldo-Happy Camp Road); North Coast Ranges 1402 Comment
  UC855541  Arabis rectissima var. rectissima A. A. Heller 1916-6-23 12421 Siskiyou near Black Butte (n of Sisson) 1127 Comment
  HSC79314  Arabis repanda D. H. Norris 1968-7-29 2210 Siskiyou Along trail from Big Flat to Yellow Rose Mine 1677 Comment
  HSC22086  Arabis rigidissima J. O. Sawyer 1969-8-1 1639 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  POM94042  Arabis subpinnatifida Geo. D. Butler 1910-4-17 1194 Siskiyou Near Yreka. Comment
  RSA45328  Arabis subpinnatifida Dorothy Parker 1947-3-30 164 Siskiyou East side of Scott Valley near Hartstrand Gulch. 866 Comment
  RSA78833  Arabis suffrutescens P. A. Munz 1952-7-2 17911 Siskiyou Ridge west of Baldy Mt. L. O., 6 mi. by air west of Happy Camp. Siskiyou Mts. 1768 Comment
  POM299041  Aralia californica Marion Ownbey, Fred G. Meyer 1940-7-8 2221 Siskiyou Along Cade Creek near its mouth, 3 miles east of Happy Camp Comment
  JEPS40132  Arceuthobium campylopodum W. L. Jepson July 1894 Siskiyou Sisson Comment
  UC375254  Arceuthobium campylopodum Geo. D. Butler 1908-8-4 270 Siskiyou Shackleford Creek Comment
  HSC15899  Arceuthobium campylopodum R. C. Wunner 1965-8-14 431 Siskiyou Lava Beds National Monument, 2 mi. S of Mammoth Crater on Tickner Rd. 1555 Comment
  SEINET2471244  Arceuthobium cyanocarpum R. L. Mathiasen 2007-9-20 2007 -55 Siskiyou On road to Gumboot Lake 1950 Comment
  SEINET2471281  Arceuthobium cyanocarpum R. L. Mathiasen 2007-8-9 2007 -34 Siskiyou 2 km NE of Park Creek trail head on forest road 17 1980 Comment
  SEINET10323138  Arceuthobium douglasii L. C. Wheeler 1934-6-25 2783 Siskiyou Siskiyou Mountains, West Fork of Cottonwood Creek 1372 Comment
  SEINET8530036  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2003-7-27 2003 -43 Siskiyou 1.2 km NW of Ahlgren Cabin on Garden Gulch Trail Comment
  CAS-BOT-BC39976  Arctostaphylos nevadensis Laura M. Lathrop 1903-7-25 s.n. Siskiyou Mt. Bradley Comment
  CAS-BOT-BC39983  Arctostaphylos nevadensis Wayne Roderick; Martha Roderick 1979-7-11 s.n. Siskiyou Mumbo Basin 1737 Comment
  CAS-BOT-BC40017  Arctostaphylos nevadensis Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Shackleford Trail below Bull Meadow Comment
  HSC4924  Arctostaphylos nevadensis J. O. Sawyer 1968-6-25 336 Siskiyou 1646 Comment
  CAS-BOT-BC46468  Arctostaphylos patula C. Hart Merriam 1918-9-20 s.n. Siskiyou Happy Camp, Klamath Canyon. Comment
  CAS-BOT-BC46494  Arctostaphylos patula John Thomas Howell 1937-7-23 13370 Siskiyou South Fork of the Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC46500  Arctostaphylos patula Alice Eastwood 1917-9-2 6682 Siskiyou Shasta Springs. Comment
  CAS-BOT-BC46509  Arctostaphylos patula D. E. Breedlove 1962-6-10 3290 Siskiyou On sw. slope of Little Greyback Mountain along Indian Creek Road from O'Brien to Happy Camp, 20.7 mi. nw. of Happy Camp. 1554 Comment
  HSC60846  Arctostaphylos patula Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  HSC68377  Arctostaphylos patula Maralyn A. Renner 1980-6-26 1211 Siskiyou N edge of Flint Valley 1390 Comment
  LA42230  Arctostaphylos patula Mrs. H. P. Bracelin; 1931-6-19 425 Siskiyou Up the N side of Mt. Eddy from Metcalf's ranch house 1539 Comment
  UC1005654  Arctostaphylos patula Frank W. Gould 1940-5-15 1245 Siskiyou n slope Goosenest Mountain 1524 Comment
  UC1483547  Arctostaphylos patula Maralyn A. Renner 1980-9-9 2764 Siskiyou ridge to sw Medecine Mtn.; Klamath National Forest, Forks of Salmon Quad. 2057 Comment
Read comments
Feb 9 2009
  UC410485  Arctostaphylos patula Mrs. Eric Anderson 1923-4-19 Siskiyou Shasta Spring Comment
  UCR32086  Arctostaphylos patula David J. Keil 1983-7-3 17380 Siskiyou 11 mi NE of junction of State Route 3 along Gazelle-Callahan Rd Comment
  CAS-BOT-BC46488  Arctostaphylos patula W. B. C. 1939-8-4 13803 Siskiyou Along the Sisson Southern Trail. 1524 Comment
  CAS-BOT-BC46957  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1929-5-11 7711 Siskiyou Cecilville, upper s. Fork of Salmon River. Comment
  POM77309  Arctostaphylos viscida subsp. viscida Geo D. Butler 1909-4-26 693 Siskiyou Oro Fisco hills. Comment
  UC1190137  Arctostaphylos viscida subsp. viscida Ira L. Wiggins 1955-7-23 13462 Siskiyou ridge w China Creek (s side of S Fork of Salmon River) 960 Comment
  SEINET11942772  Arenaria congesta H. P. Chandler 1901-1 1674 Siskiyou Marble Mountains 2438 Comment
  JEPS80541  Arenaria congesta var. congesta Gilbert Muth 1965-8-16 225 Siskiyou Slopes behind Black Mountain Marble Mountain Wilderness Area, Black Mountain, Boreal mead 1950 Comment
  UC1282011  Arenaria congesta var. suffrutescens Louise Kellogg Aug 5 1953-Aug 7 1953 107 Siskiyou 1 mi n Cory Peak ((11 mi e of Callahan on road to Gazzelle, then s 5.8 mi on loggin road).); Klamath National Forest, Scott Mountains, Cabin Meadow 1844 Comment
  POM145458  Arenaria congesta var. suffrutescens J. B. Feudge 1927-7-24 1732 Siskiyou Trail to Mt Eddy from Sisson. 1677 Comment
  SEINET11943706  Arenaria rubella H. P. Chandler 1901-1 1673 Siskiyou Marble Mountain 2438 Comment
  UCR51822  Arenaria serpyllifolia L. C. Wheeler 1934-1-4 02641 Siskiyou Siskiyou Mtns, Ridge east of Nigger Gulch off Klamath River 1067 Comment
  HSC60849  Arenaria serpyllifolia Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  CAS-BOT-BC384753  Arenaria serpyllifolia var. serpyllifolia Roxana S. Ferris; Laura Lorraine 1948-6-12 11857 Siskiyou 1.5 miles below summit of Gazelle Mountain grade, east side 1417 Comment
  HSC69748  Arnica cernua Maralyn A. Renner 1980-6-26 1269 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  UCD129099  Arnica cernua G. L. Stebbins Jr.; A. A. Beetle 1942-6-1 3269 Siskiyou 15 miles north of Happy Camp, above Indian Creek. 1219 Comment
  UC166178  Arnica cordifolia Geo. D. Butler 1910-4-21 1216 Siskiyou Oro Fino Comment
  CAS-BOT-BC82557  Arnica discoidea Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  HSC22128  Arnica discoidea J. O. Sawyer 1969-6-11 825 Siskiyou Lower slope near C.C.C. road on the N fork of Horse Range Creek 1357 Comment
  HSC40996  Arnica discoidea J. O. Sawyer 1972-7-14 2473 Siskiyou N Fork of Salmon River 1006 Comment
  HSC46237  Arnica discoidea Jennifer Whipple 1976-7-13 1459 Siskiyou Mt. Eddy 2256 Comment
  OBI55537  Arnica discoidea David J. Keil, Kathleen Keil 1992-7-24 23559 Siskiyou Klamath Natl forest E of Callahan. 1 mi N of Kangaroo Lake on Rail Crk rd Comment
  RSA126299  Arnica discoidea I. L. Wiggins 1955-7-23 13465 Siskiyou Ridge W of China Creek, S side of S fork of Salmon River 1006 Comment
  UC933412  Arnica discoidea Annie M. Alexander 1948-9-14 5620 Siskiyou on open slope near mouth of Canyon Creek; Scott River 762 Comment
  RSA718800  Arnica latifolia L. P. Janeway 2006-7-2 8740 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. 1561 Comment
  CAS-BOT-BC82662  Arnica latifolia Doris K. Kildale 1928-7-4 5641 a Siskiyou 3 miles west of summit between Sawyers Bar & Etna Comment
  HSC713  Arnica latifolia William J. Ferlatte 1967-8-20 1042 Siskiyou Carabou Basin 2287 Comment
  JEPS74455  Arnica latifolia W. J. Ferlatte 1967-7-26 765 Siskiyou near, nw side of Caribou Mt Browns Meadow; Trinity Alps, Caribou Mountain 1828 Comment
  RSA261524  Arnica latifolia J. M. Tucker, L. K. Mann 1963-7-5 3701 Siskiyou Blake's Fork of South Russian Creek (a tributary of the Salmon River), ca. 7 miles (airline) east of Sawyer's Bar, Salmon Mountains. 1616 Comment
  UCD77355  Arnica longifolia Robert E. Preston 2001-8-26 1759 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, 1877 Comment
  CAS-BOT-BC82757  Arnica mollis Wm. Bridge Cooke 1938-9-8 11652 Siskiyou Squaw Creek Meadow, along Squaw Creek from the middle meadow to the lower meadow 2286 Comment
  HSC92873  Arnica mollis Jennifer Whipple 1977-8-6 2235 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC1408813  Arnica mollis Frederick W. Oettinger 1968-8-24 625 Siskiyou in gorge below, (the high lake basins in vicinity of English Peak) Tom's Lower Pond; Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  CAS-BOT-BC90089  Arnica viscosa Wm. Bridge Cooke 1938-8-18 11501 Siskiyou Horse Camp Slopes, above the Shasta Fir forest 2514 Comment
  HSC29299  Arnica viscosa Frederick W. Oettinger 1968-9-2 668 Siskiyou High Lake Basins near English Peak, marble Mountain Wilderness Area; N facing slope SSW of Upper English Lake 1860 Comment
  JEPS2529 Image available Arnica viscosa Willis L. Jepson 1894-8-4 59 i Siskiyou Horse Camp Mt. Shasta Comment
  JEPS57207  Arnica viscosa L. R. Heckard 1967-8-14 1732 Siskiyou above Horse Camp; Mt. Shasta 2560 Comment
  CAS-BOT-BC85023  Artemisia arbuscula subsp. arbuscula Gilbert J. Muth 1969-8-6 1210 Siskiyou Boulder Peak 2529 Comment
  SEINET5712658  Artemisia campestris subsp. borealis J. M. Tucker, L. K. Mann; Sandra L. Holloway 1963-1 3750 Siskiyou Southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wilderness Area.; Marble Mountain Wild. Area 2134 Comment
  POM261060  Artemisia douglasiana D. D. Keck 1938-8-19 11509 Siskiyou Along overflow stream from Mount Shasta City water reservoir. Comment
  RSA126344  Artemisia douglasiana I. L. Wiggins 1955-7-26 13511 Siskiyou Banks of S Fork of Salmon R just above mouth of Blind Horse Creek 887 Comment
  UC710445  Artemisia michauxiana John Thomas Howell 1939-8-8 15177 Siskiyou Black Mt. Marble Mts., Black Mt. Comment
  UC205773  Artemisia nova H. M. Hall 1919-10-2 Siskiyou Shasta Valley Comment
  HSC92872  Artemisia tridentata subsp. tridentata Jennifer Whipple 1976-9-4 1805 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2226 Comment
  UCD77361  Artemisia tridentata subsp. vaseyana Robert E. Preston 2001-8-26 1771 Siskiyou Klamath National Forest, N slope of Rainbow Mountain. 2103 Comment
  UC1409365  Aruncus dioicus var. pubescens Frederick W. Oettinger 1969-9-4 1670 Siskiyou Tobacco Lake Salmon Mountains, Marble Mountain Wilderness Area (vicinity of English Peak, w Siskiyou County) 1828 Comment
  HSC89615  Asarum hartwegii Brian Marston, William Kristan, Reid Storre 1988-3-27 105 Siskiyou 5 mi. S of Somes Bar, Oak Bottom Campground, on Hwy. 99 152 Comment
  JEPS8487  Asarum marmoratum Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriquez, and S. Carlquist 1951-6-16 3447 Siskiyou Poker Flat, near summit of Takilma - Happy Camp road over Siskiyou County line 1630 Comment
  POM130031  Asclepias fascicularis E. B. Copeland 1903-7-4 3558 Siskiyou Klamathon Comment
  POM76104  Asclepias fascicularis Geo. D. Butler 1910-6-29 1613 Siskiyou Near Yreka. Comment
  CHSC71559  Aspidotis densa Vernon H. Oswald; Lowell Ahart 1998-8-3 9448 Siskiyou Rock Fence Lake Rd. (USFS 41N18) 1.2 mi northeast of its intersection with Kangaroo Lake Rd. (USFS 41N08) 4.9 mi southeast of Gazelle-Callahan Rd. 1767 Comment
  HSC92678  Aspidotis densa Jennifer Whipple 1976-8-20 1725 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2195 Comment
  POM210963  Aspidotis densa L. C. Wheeler 1934-8-26 3224 Siskiyou Trapper Creek, Siskiyou Mountains 1982 Comment
  UC1190384  Aspidotis densa Ira L. Wiggins 1955-7-27 13533 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  UCD137309  Aspidotis densa A. H. Murphy 1956-8-16 56 N Siskiyou Klamath National Forest. 1981 Comment
  CAS-BOT-BC69555  Aspidotis densa Louis C. Wheeler 1934-6-28 2814 Siskiyou Little Soda Cr., Klamath Forest. 1432 Comment
  RSA96711  Aster chilensis Percy C. Everett, E. K. Balls 1954-10-14 20296 Siskiyou Hwy 96, along Klamath River, 1.8 miles north of Somesbar 213 Comment
  RSA502325  Aster radulinus Wm. Taylor, Glenn L. Clifton 1987-8-5 9225 Siskiyou Forest Road 26N06 at crossing of Tate Creek, headwaters McCloud River drainage 1485 Comment
  RSA94040  Astragalus californicus R. C. Barneby 1954-5-16 11516 Siskiyou Klamath River canyon 1/2 miles below Hamburg. 457 Comment
  CAS-BOT-BC186741  Astragalus gambelianus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53573 Siskiyou Yreka 822 Comment
  CAS-BOT-BC187166  Astragalus lentiginosus var. floribundus Alice Eastwood; John Thomas Howell 1940-6-14 8271 Siskiyou Lava Beds Nat. Mon. near Schonchin Butte Comment
  CAS-BOT-BC200849  Astragalus utahensis Geo. D. Butler 1910-5-5 1283 Siskiyou Humbug Mountain Comment
  CAS-BOT-BC66196  Athyrium filix-femina var. cyclosorum Geo. D. Butler 1910-7-1 1685 Siskiyou Shackleford Creek 1219 Comment
  CHSC72231  Atriplex heterosperma Vernon H. Oswald; Lowell Ahart 1998-9-16 9649 Siskiyou Tour Route at Lower Klamanth NWR 3 mi south of Hwy. 161. 1243 Comment
  UC1476873  Atriplex heterosperma R. G. Pederson 1979-10-10 51 Siskiyou Lower Klamath National Wildlife Refuge Mt. Dome Quad., Lower Klamath National Wildlife Refuge (Unit 3, road shoulder) Comment
  SEINET516325  Atriplex prostrata Vernon H. Oswald 1998-9-16 9650 Siskiyou Tour Route at Lower Klamath NWR 3 mi S of Hwy. 161. 1244 Comment
  UC1053434  Balsamorhiza deltoidea Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3140 Siskiyou cliffs opposite of, along Sacramento River on e side of canyon, directly opposite railroad shops Dunsmuir; Sacramento River Comment
  UC456083  Balsamorhiza deltoidea I. J. Condit 1911-7-10 Siskiyou Shasta Retreat, old logging road Shasta Retreat 914 Comment
  CAS-BOT-BC106549  Balsamorhiza deltoidea C. L. Hitchcock; J. S. Martin 1939-7-6 5211 Siskiyou Siskiyou Mts., on teh summit on Takilma-Happy Camp Road 1676 Comment
  CAS-BOT-BC100050  Balsamorhiza hookeri Dorothy Parker 1951-5-20 515 Siskiyou on the summit of Scott Mountain 1624 Comment
  RSA692606  Balsamorhiza hookeri var. lagocephala D. W. Taylor 1996-6-18 15696 Siskiyou Scott Mountains; bordering Shasta Valley, hillslopes about 4 miles south of Gazelle; Shasta-Trinity National Forests 1250 Comment
  CDA10488  Balsamorhiza platylepis G. Deal 1968-4-1 Siskiyou Clement Brothers ranch, 0.5 mile east of Mary s Mountain, Willow Creek. 0 Comment
  CAS-BOT-BC106446  Balsamorhiza sericea Roxana S. Ferris; Laura Lorraine 1948-6-12 11713 Siskiyou Schoolhouse Hill Plowmans Valley (Noyes Valley), east fork of Scott River Comment
  POM36318  Balsamorhiza terebinthacea Geo. D. Butler 1910-5-11 1337 Siskiyou Shasta Valley Comment
  HSC44960  Barbarea orthoceras J. O. Sawyer 1978-6-16 3223 Siskiyou Marble Mtn. Wilderness Area, Upper Elk Valley 1951 Comment
  RSA531146  Barbarea orthoceras M. B. Dunkle 1944-6-26 9037 Siskiyou Deer Creek Slope; Siskiyou Mtns. Beaver Creek. 1829 Comment
  RSA603839  Beckmannia syzigachne L. C. Wheeler 1935-6-27 3621 Siskiyou Greenview, Scott Valley 884 Comment
  JEPS47704  Berberis aquifolium J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  CAS-BOT-BC75727  Berberis nervosa Ira L. Wiggins 1955-7-21 13441 Siskiyou Rush Creek Trail 2 miles above Mountain View Ranch. 1097 Comment
  HSC5004  Berberis nervosa J. O. Sawyer 1968-7-10 505 Siskiyou On Sugar Creek just above confluence with S Sugar Creek 1707 Comment
  CAS-BOT-BC75926  Berberis piperiana L. B. Kildale 1930-6-1 9822 Siskiyou Etna Mills. Comment
  CAS-BOT-BC76000  Berberis pumila T. H. Harris 1951-6-1 s.n. Siskiyou Happy Camp. 1524 Comment
  CAS-BOT-BC76009  Berberis pumila Doris K. Kildale 1929-7-20 8610 Siskiyou Elk Lick, South Fork of Inidan Creek. 1524 Comment
  CAS-BOT-BC169478  Betula occidentalis Wm. Bridge Cooke 1940-7-12 15328 Siskiyou A small grove grows in a swamp near the Mount Shasta High School, Mount Shasta 1097 Comment
  JEPS107288  Betula occidentalis Lowell Ahart, John Dittes 2005-6-10 12072 Siskiyou On N side of the Shasta R., near rocky hillside N of the Shasta R., S of poor dirt road, ca. 50 yd NW of the pump house along the Shasta R., ca. 1.9 mi (air) S of Hwy 99/97 Cutoff, ca. 6 mi (air) east-SE of Grenada 776 Comment
  CAS-BOT-BC127975  Blepharipappus scaber David D. Keck 1949-7-19 6356 Siskiyou 6.5 mi. SW of Yreka on Road to Ft. Jones, nr. head of Yreka Creek at first spring Serpentine outcropping here. 1127 Comment
  POM31556  Blepharipappus scaber Geo. D. Butler 1910-5-17 1355 Siskiyou Yreka. Comment
  JEPS82690  Boechera Wayne Roderick 1984-6-7 Siskiyou sw of Stewart Springs; Cabin Meadow 1935 Comment
  RSA0125963  Boechera Elmer I. Applegate 1932-6-13 7239 Siskiyou Captain Jack s Stronghold, Modoc Lava Beds Comment
  CAS-BOT-BC16028  Boechera breweri subsp. breweri L. E. Smith 1913-6-2 331 Siskiyou Klamath River. Comment
  CAS-BOT-BC14275  Boechera pinetorum Alice Eastwood; John Thomas Howell 1937-6-26 5031 Siskiyou Near Etna. Comment
  SEINET6061781  Boechera rollei David Morin, Rolle, Wayne; Bailey, C. D. 2012-6-27 013 Siskiyou .1 mile southwest of border between Siskiyou National Forest and Klamath National Forest. Pacific Crest Trail 1/4 mi above Lilypad Lake. .7 air mi. SSW of Red Butte Summit. Siskiyou Mountains. Comment
  CAS-BOT-BC25881  Boechera subpinnatifida John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53440 Siskiyou 7 miles east of Callahan on road to Gazelle. 1173 Comment
  UC673135  Boechera subpinnatifida Lincoln Constance and Reed C. Rollins 1942-5-14 2931 Siskiyou 6 mi n Yreka; Klamath-Siskiyou Region, Shasta River 762 Comment
  CAS-BOT-BC25921  Boechera suffrutescens George Dexter Butler 1910-7-9 1705 Siskiyou Dryland Shackleford Creek. 1219 Comment
  CHSC88370  Bolboschoenus maritimus subsp. paludosus Jenny Marr 1993-7-1 176 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  OBI55401  Brickellia greenei David J. Keil 1992-7-24 23562 Siskiyou Klamath Natl forest E of Callahan. 2.5 mi N of Kangaroo Lake on Rail Crk rd Comment
  JEPS7663  Brodiaea elegans subsp. elegans Geo. D. Butler 1909-6-13 891 Siskiyou Oro Fino Comment
  SEINET10533843  Brodiaea multiflora Edward L. Greene 1876-6-5 Greene 822 Siskiyou Collected near Yreka, Calif. Comment
  CAS-BOT-BC144105  Bromus Ira L. Wiggins 1950-5-27 12354 Siskiyou Banks of east fork of Scott River, at Callahan Ranger Station, Callahan. 975 Comment
  HSC100248  Bromus diandrus J. P. Smith, & J. O. Sawyer 2010-5-2 12800 Siskiyou River access road, on the Salmon River. 164 Comment
  HSC2194  Bromus diandrus L. C. Wheeler 1935-5-7 3469 Siskiyou Siskiyou Mts., Klamath River at Ash Creek. 610 Comment
  UC1255319  Bromus diandrus Dorothy Parker 1949-6-16 323 Siskiyou at the entrance to McConahue Gulch (Scott Valley); Scott Valley 853 Comment
  SEINET14341973  Bromus diandrus R. E. Frenkel 1963-1 236 Siskiyou W. of Everitt Memorial Hwy, 1.7 mi N of McCloud River RR Crossing, near Mount Shasta. 1291 Comment
  HSC65265  Bromus hordeaceus J. P. Smith 1973-5-5 6396 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  POM112543  Bromus hordeaceus Geo D. Butler 1910-5-20 1370 Siskiyou Damp land, Yreka Comment
  UC618657  Bromus hordeaceus W. Bridge Cooke 1938-7-15 11216 Siskiyou above Bear Springs (Mount Shasta); Mount Shasta 1676 Comment
  HSC42894  Bromus orcuttianus Ken Stillman 1976-8-15 410 Siskiyou Clearcut at junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  UC144490  Bromus orcuttianus A. A. Heller 1905-6-13 8026 Siskiyou near Shasta Springs Comment
  HSC30545  Bromus suksdorfii Frederick W. Oettinger 1969-9-2 1588 Siskiyou Marble Mtn. Wilderness Area, Bear Meadow near Tom Taylor Cabin 2027 Comment
  NY664637  Bromus tectorum A. A. Heller 1905-6-9 8012 Siskiyou Montague Comment
  UCD60239  Bromus vulgaris Robert E. Preston 2001-7-20 1688 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, north slope of Rainbow Mountain, N of Hemlock Lake. 1731 Comment
  HSC91982  Calamagrostis breweri Jennifer Whipple 1977-7-20 2006 Siskiyou N slopes of Mt. Eddy 2287 Comment
  HSC97183  Calamagrostis canadensis Gordon Leppig 1998-8-14 1033 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  RSA602389  Calamagrostis canadensis L. C. Wheeler 1935-7-26 3716 Siskiyou Jaynes Canyon; Siskiyou Mountains. (Mt. Diablo Mer.) 1951 Comment
  CAS-BOT-BC185263  Calamagrostis koelerioides Doris K. Kildale 1928-8-20 6621 Siskiyou Hancock Lookout, on trail to Marble Mountain. 2151 Comment
  HSC25492  Calamagrostis koelerioides J. P. Smith, J. O. Sawyer, M. O'Mera 1972-7-3 5719 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  RSA245255  Calamagrostis koelerioides J. O. Sawyer 1969-8-4 1880 Siskiyou Southeast slope above Sugar Lake. 2165 Comment
  UC166502  Calamagrostis koelerioides Geo. D. Butler 1910-7-12 1746 Siskiyou Shackleford Creek 1371 Comment
  UC1495303  Calamagrostis purpurascens Robert T. Clausen and Harold Trapido 1940-7-27 4972 Siskiyou w side of creek about 4 mi nne summit of Mt. Shasta; So. Cascade Mts., Sacramento River Basin, Mountainhouse Cree 2133 Comment
  UC1409232  Callitriche verna Frederick W. Oettinger 1969-8-15 1388 Siskiyou inlet meadowto Upper English Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1767 Comment
  HSC65345  Callitropsis nootkatensis Rich White 1978-7-18 257 Siskiyou Steep headwall at shoulder of NW ridge of Preston Peak 1905 Comment
  UC813615  Calocedrus decurrens A. A. Heller 1915-8-26 12254 Siskiyou at the foot Mt. Eddy (Metcalf's Ranch) 1188 Comment
  CAS-BOT-BC32305  Calochortus elegans var. nanus Marion Ownbey; Mrs. Ruth Peck Ownbey 1938-7-19 1748 Siskiyou 2.5 miles NE of Dry Lake Lookout, summit of Siskiyou Mountains Comment
  UC909366  Caltha biflora Ira L. Wiggins 1950-5-28 12367 Siskiyou Above Grouse Creek, ca 1.5 miles from Carmen Lake. 1584 Comment
  RSA0120933  Caltha biflora Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63385 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  CAS-BOT-BC181508  Caltha leptosepala A. A. Heller 1915-7-15 12086 Siskiyou Mt. Eddy 2072 Comment
  CAS-BOT-BC181514  Caltha leptosepala H. A. Thomas; J. H. Thomas 1954-7-24 4498 Siskiyou Vicinity of Rush Lake and Rush Creek Meadow, about 9 miles E of Cecilville, Salmon - Trinity Mts. 1981 Comment
  HSC19232  Caltha leptosepala J. O. Sawyer 1969-8-5 1772 Siskiyou W of Little Duck Lake 2073 Comment
  JEPS103199  Calycadenia fremontii G. Schoolcraft 1995-7-19 2505 Siskiyou Wiley Ranch area 1158 Comment
  CAS-BOT-BC272744  Calycadenia truncata subsp. truncata Geo. D. Butler 1910-7-30 1801 Siskiyou Near Yreka Comment
  HSC58959  Calyptridium monospermum Gilbert Muth 1976-7-26 Siskiyou Near Poker Flat, close to the town of Happy Camp 1561 Comment
  CAS-BOT-BC94429  Calyptridium umbellatum R. C. Wenk 2005-7-16 259 Siskiyou Trinity Alps, South Fork of the Salmon River. South end of Big Flat Meadow 1499 Comment
  HSC77017  Calyptridium umbellatum K. T. Stillman 1976-6-25 36 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  CAS-BOT-BC221254  Calystegia malacophylla subsp. malacophylla A. A. Heller 1916-7-20 12471 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1524 Comment
  CAS-BOT-BC221261  Calystegia malacophylla subsp. malacophylla A. A. Heller 1916-7-20 12471 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1524 Comment
  UC456006  Calystegia malacophylla subsp. malacophylla I. J. Condit 1911-7-5 Siskiyou Mt. Bradley near Shasta Retreat; Mt. Bradley near Shasta Retreat 1524 Comment
  RSA48008  Camissonia contorta Roxana S. Ferris 1948-6-12 11757 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  POM224484  Camissonia tanacetifolia subsp. tanacetifolia L. S. Rose 1936-7-28 36710 -A Siskiyou Mt. Hebron 1298 Comment
  SEINET10463097  Campanula prenanthoides Muth 1979-8-10 MUTH 13329 Siskiyou Near Little Mill Creek, on the Etna quadrangle; close to the town of Callahan, granitic 1707 Comment
  UC1258468  Campanula prenanthoides John Palmer 1980-8-12 682 Siskiyou se Wards Gap; Condry Mtn. Quad. 1188 Comment
  JEPS60248  Campanula prenanthoides L. R. Heckard with L. Constance and R. Ornduff 1969-7-25 2313 Siskiyou near Fall Creek Inn (along Gilman Road, between the Sacramento and McCloud arms of Shasta Lake); Shasta Lake 396 Comment
  UC1026172  Campanula scouleri Marion Ownbey and Ruth P. Ownbey 1938-7-19 1757 Siskiyou open woods near Deer Camp; Siskiyou Mountains Comment
  JEPS79759  Campanula wilkinsiana L. R. Heckard 1967-8-14 1731 Siskiyou above (second spring on side canyon) Horse Camp (sw flank of Mt. Shasta); Mt. Shasta 2560 Comment
  SEINET10463876  Campanula wilkinsiana Hosford 1881-8-24 HOSFORD s.n. Siskiyou Mount Shasta Comment
  SEINET10463886  Campanula wilkinsiana Cooke 1946-9-2 COOKE 17642 Siskiyou In Horse Camp water supply spring above Horse Camp, Mount Shasta 2515 Comment
  RSA233659  Cardamine bellidifolia R. F. Thorne, Frederick W. Oettinger 1969-8-10 39009 Siskiyou Mount Shasta National Forest; south slope of Mt. Shasta at base of boulders. 2378 Comment
  HSC28095  Cardamine pachystigma J. D. Ackerman, A. M. Montalvo 1973-5-20 60 Siskiyou Marble Mtn. Wilderness Area, Bear Creek Trail to Bear Lake 1524 Comment
  CDA36793  Cardaria draba D. B. Joley 1976-6-24 5 Siskiyou Montague. 0 Comment
  RSA531014  Cardaria pubescens B. C. Templeton 1960-6-21 8529 Siskiyou Between California State line and the Agricultural Inspection Station Comment
  CAS-BOT-BC18387  Carex A. A. Heller 1920-6-27 13390 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy. 1158 Comment
  NY25676  Carex amplifolia H. E. Brown 1897-6-1 319 Siskiyou Near Sisson 1082.0 Comment
  RSA275287  Carex amplifolia J. P. Smith, J. O. Sawyer, Maralyn O Meara 1972-7-4 5730 Siskiyou 0.9 miles south of Sugar Creek on Parrott Mill Road 1341 Comment
  RSA364723  Carex amplifolia L. C. Wheeler 1934-6-14 2711 Siskiyou Arrastre Creek off Hungry Creek. Siskiyou Mountains. 1280 Comment
  RSA120304  Carex aquatilis S. S. Tillett 1956-7-9 639 Siskiyou Northeast facing slope of Scott Mountain. Trinity-Siskiyou Cos line. 1829 Comment
  SEINET10585659  Carex aurea A. Arthur Heller 1905-6-22 Heller 8096 Siskiyou Between Igerna and Weed. Comment
  HSC39311  Carex bolanderi J. O. Sawyer 1969-7-11 866 Siskiyou Ravine above C.C.C. road. 1280 Comment
  CHSC40139  Carex brainerdii L. P. Janeway 1983-6-25 336 Siskiyou Cutbank of dirt rd ca 1/2 mi n of West Branch USFS Sta. 670 Comment
  UC642557  Carex brainerdii J. W. Stacey 1939-8-10 13819 Siskiyou in the bed of Mud Creek Canyon Mud Creek Canyon Comment
Read comments
Mar 22 2008
  HSC86451  Carex breweri D. K. Imper Jun 1987 Siskiyou 8 mi. E of town of Mt. Shasta 2591 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
  RSA237321  Carex echinata subsp. echinata Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1270 Siskiyou Margin of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  CHSC45249  Carex feta L. P. Janeway 1983-5-29 315 Siskiyou Drainage ditch on north side of Scott River Rd (on north side of Scott River) opposite Indian Scotty USFS campground. 762 Comment
  UC195510  Carex feta Geo. D. Butler 1910-6-6 1460 Siskiyou Quartz Valley Comment
  CHSC106473  Carex fracta Peter F. Zika 2009-8-16 24603 Siskiyou Cascade Range Highlands (CaRH). Near top of Road A10 (Everett Memorial Highway), S slope of Mt. Shasta. 2370 Comment
  JEPS88650  Carex fracta Dean W. Taylor 1987-8-5 9227 Siskiyou Tate Creek at crossing of Forest Road 36N06 McCloud River Watershed, Tate Creek 1484 Comment
  UCR52389  Carex gigas L. P. Janeway 1983-8-27 623 Siskiyou Twin Valley, lower meadow near trail, on W side of creek. 1494 Comment
  HSC48021  Carex globosa D. H. Norris 1972-6-11 22844 Siskiyou Along Duck Lakes trail near Parrott's Mill Road 1677 Comment
  CHSC82811  Carex halliana L. P. Janeway 2002-7-13 7638 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
  HSC89763  Carex halliana D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar, vicinity of Haypress Meadows 1372 Comment
Read comments
Sep 21 2012
  HSC81979  Carex hassei Thomas W. Nelson, Jane P. Nelson 1979-6-16 4860 Siskiyou Above Mule Creek, along Hwy. 3, 4.4 mi. N of Scott Mtn. Summit 1220 Comment
  JEPS109561  Carex hassei Dean W. Taylor 2002-7-21 18270 Siskiyou Scott Mountains, The Eddys, cirque at headwaters of Parks Creek above Caldwell Lakes 2316 Comment
  JEPS25600  Carex hoodii Rimo Bacigalupi 1959-7-2 7233 Siskiyou near n base of Caribou Mtn. (just s of low divide separating Coffee Creek drainage from that of the Salmon River, headwaters of the South Fork of Salmon River, nr. Trinity Co. line); South Fork of the Salmon River, Big Flat Campground 1508 Comment
  CAS-BOT-BC7553  Carex infirminervia John Thomas Howell 1939-8-3 14989 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  RSA550447  Carex infirminervia R. Tallent 1987-8-12 901 Siskiyou Klamath National Forest: Long Gulch Lake; SE end of lake. 1945 Comment
  SEINET7562360 Image available Carex infirminervia Ray Tallent 1987-8-12 901 Siskiyou Klamath National Forest, Long Gulch Lake, SE end of lake. 1945 Comment
  SEINET7562450 Image available Carex integra John Thomas Howell 1939-8-7 15121 Siskiyou Sky High Valley, Marble Mts. 1829 Comment
  JEPS63703  Carex jonesii B. C. Goldsmith 1916-10-10 37 Siskiyou Widow Creek Mt. Shasta, Widow Creek Comment
  POM81782  Carex lenticularis var. impressa Geo D. Butler 1910-7-6 1646 Siskiyou Shackleford Creek. 915 Comment
  POM81783  Carex lenticularis var. lipocarpa Geo D. Butler 1910-7-8 1665 Siskiyou Log Lake, Shackleford Creek. 1220 Comment
  CAS-BOT-BC31437  Carex leporinella John Thomas Howell 1939-8-8 15155 Siskiyou Black Mt. Marble Mts. Comment
  CHSC61905  Carex limosa L. P. Janeway 1993-8-30 4565 Siskiyou West side of Cedar Lake; head of South Fork Sacramento River. 1741 Comment
  HSC82375  Carex luzulina Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-24 4528 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  HSC91401  Carex luzulina Jennifer Whipple 1977-8-5 2167 Siskiyou Mt. Eddy, Wagon Creek drainage near Wagon Creek 2287 Comment
  SEINET7566355 Image available Carex luzulina Ray Tallent 1987-8-16 943 Siskiyou Mt. Shasta area, Panther Meadows Trailhead area. 2220 Comment
  SEINET7566357 Image available Carex luzulina Ray Tallent 1987-8-12 907 Siskiyou Klamath National Forest, Long Gulch Lake. 1939 Comment
  UCD77472  Carex luzulina Robert E. Preston 2001-7-21 1747 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 2066 Comment
  HSC29680  Carex luzulina Frederick W. Oettinger 1969-8-22 1504 Siskiyou Marble Mtn. Wilderness Area, S end of Horse's Hole, near Horse Range Lake 1829 Comment
  SEINET7566760 Image available Carex mariposana Frederick W. Oettinger 1968-9-8 733 Siskiyou High Lake Basin in the vicinity of English Peak, Marble Mountains Wilderness Area. Area of late snow-hold, southeast of Tom's Lake. 2149 Comment
  HSC59011  Carex mertensii Marvin Butler 1971-7-21 179 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction 1433 Comment
  RSA237260  Carex mertensii Frederick W. Oettinger 1969-8-6 1233 Siskiyou White Pine Meadow, northwest of Pine Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1883 Comment
  HSC85800  Carex microptera L. P. Janeway 1983-8-16 554 Siskiyou Poker Flat 1524 Comment
  HSC45958  Carex multicaulis J. P. Smith 1973-5-5 6406 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  UC593522  Carex multicaulis E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 1985 Siskiyou about 1 1/2 mi w Mt. Shasta City (e and ne slope of spur of Rainbow Ridge above Sulloway Creek); Rainbow Ridge 1180 Comment
  UC593523  Carex multicaulis E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1927 Siskiyou about 7 mi sw Yreka (s of highway from Yreka to Fort Jones); Forest House Mt. 1363 Comment
  CAS-BOT-BC32003  Carex multicaulis L. P. Janeway 1982-8-21 169 Siskiyou Preston Peak Quad, in the old dirt road between Poker Flat and Twin Valley, near Twin Valley 1463 Comment
  RSA364654  Carex multicaulis J. P. Smith 1973-5-5 6395 Siskiyou In and around the O Neill Campground near Seiad Valley. 488 Comment
  SEINET10713500  Carex multicaulis William B. Cooke 1941-8-28 Cooke 16237 Siskiyou Scattered through the dry Shasta Fir woods in the vicinity of Squaw Valley Creek, Mt. Shasta. 2286 Comment
  HSC9  Carex multicostata William J. Ferlatte 1966-6-22 115 Siskiyou Josephine Lake Basin 1677 Comment
  CHSC107142  Carex nebrascensis R. E. Brainerd 2009-7-22 1560 Siskiyou Red Hill Meadow, east of Mt. Shasta; 4 air miles east of McCloud. UTM Zone 10 478466E 4568630N. 1036 Comment
  CHSC98338  Carex nebrascensis Thomas W. Nelson; Jane P. Nelson 1982-7-30 7321 Siskiyou North Coast Ranges. Along Forest Service road 41N08 to Kangaroo Lake at bridge over Rock Fence Creek. 1584 Comment
  HSC29665  Carex nigricans Frederick W. Oettinger, R. F. Thorne 1969-8-4 1164 Siskiyou Marble Mtn. Wilderness Area, Diamond Lake 2073 Comment
  RSA237285  Carex nigricans Frederick W. Oettinger 1969-9-4 1658 Siskiyou Tom s Lower Pond. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  RSA237290  Carex nigricans Frederick W. Oettinger 1968-8-2 359 Siskiyou East end of Diamond Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  SEINET7568935 Image available Carex nigricans Frederick W. Oettinger 1968-8-2 358 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, east end of Diamond Lake. 2073 Comment
  CAS-BOT-BC119479  Carex nudata Alice Eastwood; John Thomas Howell 1937-6-26 5059 Siskiyou Near Forks of Salmon Comment
  HSC39759  Carex nudata J. O. Sawyer 1970-4-3 2098 Siskiyou Along Sugar Creek 915 Comment
  RSA335341  Carex nudata L. P. Janeway 1983-7-2 358 Siskiyou Along north shore Klamath river ca. 2 1/2 miles west of Fort Goff. 396 Comment
  CAS-BOT-BC119206  Carex pachystachya W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klinks Meadow. Comment
  RSA20485  Carex pellita L. S. Rose 1937-7-3 37393 Siskiyou Weed. 945 Comment
  SEINET8275557  Carex pellita Elmer I. Applegate 1895-5-28 787 Siskiyou Sacramento River below Sisson Comment
  JEPS117598  Carex praegracilis Lowell Ahart, John Dittes 2010-7-30 16953 Siskiyou About 50 yards west of the East Louie Road Bridge, about 30 yards west of the Shasta River, 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
  SEINET7572541 Image available Carex preslii Frederick W. Oettinger 1969-9-3 1620 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area. On Shasta Ridge below English Peak. 1890 Comment
  CAS-BOT-BC118606  Carex raynoldsii K. T. Stillman 1976-8-7 198 Siskiyou Scott Mar Quad, Marble Mountain Wilderness Area. 1828 Comment
  CAS-BOT-BC118216  Carex rossii John Thomas Howell; Gordon H. True 1972-6-8 48857 Siskiyou S of summit on road from Takilma to Happy Camp Comment
  CHSC53537  Carex rossii L. P. Janeway 1983-8-27 621 Siskiyou Along the Twin Valley-Poker Flat trail; south of and slightly above a flat containing a dry vernal pool. 1676 Comment
  HSC29651  Carex rossii Frederick W. Oettinger, R. F. Thorne 1969-8-6 1227 Siskiyou Marble Mtn. Wilderness Area, SE of Pine Lake 1905 Comment
  UCD77473  Carex rossii Robert E. Preston 2001-6-23 1548 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, T42N R1W ne 1/4 of se 1/4 Section 14 1828 Comment
  SEINET8415056  Carex rossii L. P. Janeway 1983-8-7 525 Siskiyou Preston Peak quad, along S Fork Indian Creek Road (17N32) ca 17 miles from Indian Creek Road. 1402 Comment
  HSC69103  Carex rostrata Maralyn A. Renner 1980-8-4 2227 Siskiyou Flint Valley 1390 Comment
  HSC76835  Carex rostrata L. P. Janeway 1982-8-21 166 Siskiyou SE facing slope in Twin Valley 1524 Comment
  HSC85841  Carex rostrata L. P. Janeway 1983-8-16 551 Siskiyou Poker Flat 1524 Comment
  SEINET7486452 Image available Carex scabriuscula Peter F. Zika 2009-1 24536 Siskiyou near Pacific Crest Trail, Route 3, Scott Mountain Summit 1640 Comment
  HSC39278  Carex scopulorum J. O. Sawyer 1968-7-22 553 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  CHSC71608  Carex serratodens Vernon H. Oswald; Lowell Ahart 1998-8-3 9420 Siskiyou Kangaroo Lake Rd. (USFS 41N08) 3.9 mi southeast of Gazelle-Callahan Rd. at its in-tersection with USFS 41N10. 1554 Comment
  HSC2415  Carex spectabilis William J. Ferlatte 1966-8-5 344 Siskiyou Caribou Mtn. 2470 Comment
  UC1147787  Carex spectabilis John Thomas Howell 1937-7-24 13432 Siskiyou Caribou Basin Salmon-Trinity Alps 1981 Comment
  SEINET7575713 Image available Carex spectabilis Frederick W. Oettinger 1968-9-4 700 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, slope southeast of Abbotts Lake. 1722 Comment
  SEINET7575723 Image available Carex spectabilis Frederick W. Oettinger, R. F. Thorne 1969-8-6 1254 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, the New York Flumes, Pine Lake Basin. 1859 Comment
  CHSC110085  Carex straminiformis Robert F. Thorne; Fred Oettinger 1969-8-10 38983 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta; at base of boulders on slopes above ski-lodge. 2407 Comment
  CHSC99590  Carex straminiformis L. P. Janeway 2008-7-25 9502 Siskiyou Klamath Ranges. Siskiyou Mountains; 3.2 air km southwest of Cook and Green Pass, 0.4 km southeast of Red Butte. 1737 Comment
  CAS-BOT-BC33154  Carex straminiformis William Henry Brewer 1397 Siskiyou Mount Shasta 2743 Comment
  SEINET7576422 Image available Carex straminiformis E. B. Copeland 1903-8-16 3893 Siskiyou Mt. Shasta. 2438 Comment
  JEPS63767  Carex subbracteata Mrs. M. H. Goldsmith 1916-8-6 13 Siskiyou Sisson Comment
  CAS-BOT-BC115835  Carex subfusca John Thomas Howell 1937-7-29 13626 Siskiyou Scott Mt. between Trinity and Siskiyou Cos. Comment
  CAS-BOT-BC115841  Carex subfusca Elmer Ivan Applegate 1895-5-28 780 Siskiyou Sisson, Strawberry Valley. Comment
  SEINET10751195  Carex teneriformis A. Arthur Heller 1922-7-15 Heller 13708 Siskiyou Common in moist meadows at Medicine Lake. Canadian. 2134 Comment
  CHSC40129  Carex vesicaria L. P. Janeway 1982-8-15 149 Siskiyou On w side of Echo Lake. 1676 Comment
  RSA238961  Carex vesicaria Frederick W. Oettinger 1969-8-22 1506 Siskiyou Along N shoreline of Horse Range Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1822 Comment
  SEINET10748613  Carex vesicaria A. Arthur Heller 1940-7-24 Heller 15763 Siskiyou Wet ground, edge of Castle Lake. Transition Life Zone. Comment
  UC1265470  Carex vesicaria var. vesicaria Frederick W. Oettinger 1969-8-22 1506 Siskiyou Salmon Mountains, the high lake basins in the vicinity of English Peak Marble Mountain wilderness area, north shoreline of Horse Range Lake; Fir Forest 1821 Comment
  HSC736  Cassiope mertensiana subsp. ciliolata William J. Ferlatte 1966-8-5 351 Siskiyou Caribou Mtn. 2470 Comment
  HSC19023  Castilleja applegatei J. O. Sawyer 1969-6-12 920 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  HSC20505  Castilleja applegatei R. C. Wunner 1965-6-6 93 Siskiyou Lava Beds National Monument, .2 mi. on Rd. to Caldwell Ice Cave 1402 Comment
  CAS-BOT-BC241135  Castilleja applegatei subsp. pinetorum Elmer I. Applegate 1935-6-6 9359 Siskiyou North base of Caldwell Butte, Lava Beds National Monument Comment
  CAS-BOT-BC241141  Castilleja applegatei subsp. pinetorum J. H. Chastain 1917-6-1 s.n. Siskiyou North fork of Trinity River Comment
  HSC30740  Castilleja applegatei subsp. pinetorum Glenn McGourty 1974-5-25 72 Siskiyou On Rd. 8, 0.9 mi. from jct. with Hwy. 3 976 Comment
  JEPS23766  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6785 Siskiyou a little above and e McBride Springs (s slopes of Mt. Shasta); Mt. Shasta 1432 Comment
  JEPS29122  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1961-7-1 1822 Siskiyou along ridge from Condry Peak to White Mountain Comment
  RSA488701  Castilleja applegatei subsp. pinetorum James L. Reveal, Mark L. Reveal 1975-8-15 3951 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Dry Lake Lookout Road (Forest Service Road 40S01), 0.3 mile east of 47N30Y and 1.2 miles west of the Cleghorn Meadow Road. Comment
  SEINET10818434  Castilleja applegatei subsp. pinetorum Karen M. Meyer, Andrew Townesmith 2007-8-2 Meyer 182 Siskiyou Shasta-Trinity National Forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi on Hwy. 97, east side of road. 1218 Comment
  UC725307  Castilleja applegatei subsp. pinetorum A. A. Heller 1940-7-25 15766 Siskiyou along trail to Horse Camp; Mt. Shasta 2286 Comment
  CAS-BOT-BC94481  Castilleja applegatei subsp. pinetorum R. C. Wenk 2005-7-20 354 Siskiyou National Forest Road 17, 1 mile down road to the N, heading towards Mt. Shasta 2029 Comment
  CAS-BOT-BC243773  Castilleja applegatei var. pinetorum H. A. Thomas; J. H. Thomas 1954-7-25 4540 Siskiyou Below Rush Creek Meadow along Rush Creek, about 8 miles E of Cecilville, Salmon - Trinity Mts. 1828 Comment
  JEPS6841  Castilleja arachnoidea H. A. Thomas and J. H. Thomas 1954-7-24 4481 Siskiyou about 9 mi e Cecilville (vicinity of Rush Lake and Rush Creek Meadow); Salmon-Trinity Mts., Rush Lake, Rush Creek Meadow 1828 Comment
  RSA237566  Castilleja arachnoidea Frederick W. Oettinger 1968-8-4 393 Siskiyou Crapo Peak Ridge. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2195 Comment
  HSC89867  Castilleja lacera W. L. Jepson 1940-7-3 20119 Siskiyou Big Bear Flat, 5 mi. SE of Bartle 1220 Comment
  SEINET10931171  Castilleja martini Patricia L. Kenney 1973-6-4 Kenney 390 Siskiyou Collected near abrams lake mobile estates along old stage road. Yellow pine. Comment
  CAS-BOT-BC253613  Castilleja miniata Ira L. Wiggins 1955-7-27 13555 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CAS-BOT-BC254102  Castilleja miniata L. E. Detling 1950-6-9 6603 Siskiyou Black Butte Summit (Hwy. 99) 1188 Comment
  HSC22089  Castilleja miniata J. O. Sawyer 1969-8-4 1869 Siskiyou Slopes W of S Sugar Lake 2165 Comment
  HSC42230  Castilleja miniata J. D. Mastrogiuseppe 1974-9-2 167 Siskiyou W slope of ridge of Red Rock Mtn. 2165 Comment
  HSC690  Castilleja miniata William J. Ferlatte 1967-8-23 1112 Siskiyou Head of Kidd Creek 2134 Comment
  JEPS76188  Castilleja miniata T. I. Chuang with Fei-Mei Chuang 1977-7-22 7634 Siskiyou Panther Meadow; Mt. Shasta 2194 Comment
  JEPS9767  Castilleja miniata Willis L. Jepson 1894-8-9 21476 Siskiyou Shasta Springs; Upper Sacramento Region Comment
  UC1409380  Castilleja miniata Frederick W. Oettinger 1968-8-6 424 Siskiyou se corner Hancock Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  UC164077  Castilleja miniata Geo. D. Butler 1910-7-9 1692 Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC252479  Castilleja miniata Geo. D. Butler 1910-7-9 1692 Siskiyou Shackleford Creek. Flora of Siskiyou Co. Comment
  CAS-BOT-BC254114  Castilleja miniata A. A. Heller 1914-8-26 11716 Siskiyou Deetz Station near Black Butte 1158 Comment
  HSC65009  Castilleja miniata D. L. Goforth 1979-7-19 271 Siskiyou Caribou Lakes Basin, 1 km. S of Upper Lake 2195 Comment
  SBBG25940  Castilleja miniata subsp. miniata D. Myrick 1966-8-8 1484 Siskiyou Josephine Lake, Mountain Meadow Ranch, Big Flat; Trinity Alps 1828 Comment
  CAS-BOT-BC241052  Castilleja pilosa Alice Eastwood 1921-7-28 10888 Siskiyou Medicine Lake Comment
  CHSC71328  Castilleja pilosa Vernon H. Oswald; Lowell Ahart 1998-6-11 9206 Siskiyou Dry Lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. 1402 Comment
  CHSC88113  Castilleja pilosa Jenny Marr 1993-7-1 123 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 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
  CHSC9486  Castilleja pruinosa J. F. Goodwin 1971-7-3 139 Siskiyou North side of road . 8.2 mi. south of Mt. Shasta Ski Bowl area. 1524 Comment
  JEPS23796  Castilleja pruinosa Rimo Bacigalupi with Lincoln Constance 1959-6-17 7156 Siskiyou 4 mi ne Weed (slopes across from junction of Big Springs Road with U.S. Hwy 97) 1066 Comment
  JEPS8023  Castilleja pruinosa Rimo Bacigalupi with L. Constance, Joe Tracy, Reid Moran, Rafael Rodriguez and Sherwin Carlquist 1951-6-16 3470 Siskiyou 2 mi w Lake Bolan (ridge, on upper watershed of Indian Creek, immed s of Oregon-Calif boundary); Siskiyou Mountains, Indian Creek 1584 Comment
  JEPS82455  Castilleja pruinosa Gilbert Muth 1966-7-14 394 B Siskiyou s of Marble Valley (Marble); Marble Mt. Wilderness Area 1792 Comment
  CAS-BOT-BC241085  Castilleja schizotricha G. J. Muth 1969-8-6 1209 Siskiyou Boulder Peak 2529 Comment
  HSC76640  Castilleja schizotricha K. T. Stillman 1976-6-25 102 Siskiyou Marble Mt. Wilderness Area, NE facing on Black Mt. 2134 Comment
  SEINET13737296  Castilleja schizotricha G. D. Butler 1910-7-9 1711 Siskiyou Wooley Creek. 1676 Comment
  UC722590  Castilleja schizotricha C. L. Hitchcock and J. S. Martin 1939-7-9 5330 Siskiyou 0.5 mi se King's Castle; Marble Mts. 1828 Comment
  CHSC68028  Ceanothus arcuatus James D. Jokerst 1992-7-30 3411 Siskiyou Top of divide between Trinity River, N of road. Pine stand SE of Summit. [No additional location data; W of Interstate 5? V. Oswald]. Comment
  POM282972  Ceanothus cordulatus Lyman Benson 1929-3-26 1071 Siskiyou Shoulder of Mt. Shasta Pacific Highway. Comment
  CAS-BOT-BC49195  Ceanothus cuneatus Geo. D. Butler 1910-5-28 1418 Siskiyou Near Yreka Comment
  RSA639073  Ceanothus cuneatus Louis C. Wheeler 1958-8-19 7402 Siskiyou Seiad Creek Mine. Comment
  CAS-BOT-BC63606  Ceanothus integerrimus Doris K. Kildale 1928-7-2 5353 Siskiyou Salmon Summit via How Creek Trail. 1981 Comment
  JEPS86081  Ceanothus integerrimus Wayne Roderick 1966-6-26 Siskiyou Seiad Valley to Cook & Green Pass Comment
  UC455336  Ceanothus integerrimus I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat Mt. Bradley Comment
  UCSB11909  Ceanothus integerrimus Breedlove, Dennis 1962-6-10 Siskiyou along Indian Creek Road, 10.5 miles northwest of Happy Camp; Siskiyou Mountains 518 Comment
  UCR37521  Ceanothus integerrimus var. californicus Brian Kearney, P. Williams, Mike Malamus 1984-5-26 41 Siskiyou 10.6 m north of Indian Scotty Campground on Scott River Road 610 Comment
  CAS-BOT-BC53086  Ceanothus prostratus W. R. Dudley 1899-8-10 s.n. Siskiyou Near Sisson Comment
  HSC98196  Ceanothus prostratus R. C. Wunner 1965-6-7 112 Siskiyou Lava Beds National Monument, Mammoth Crater 1616 Comment
  JEPS82685  Ceanothus pumilus Steve Edwards 1984-6-7 Siskiyou sw Stewart Springs (above Cabin Meadow, on South China Mtn.); South China Mtn., above Cabin Meadow, sw of Stewart Springs 2286 Comment
  CAS-BOT-BC53027  Ceanothus sanguineus Louis C. Wheeler 1934-6-23 2774 Siskiyou Klamath Forest - Sterling Mine, Bullion Mt. - Mt. Diablo Mer. 1280 Comment
  OBI80339  Ceanothus sanguineus David J. Keil, Kathleen Keil 1990-7-28 s.n. Siskiyou Marble Mountains. Klamath National Forest. Rye Patch Creek Trail. 1700 Comment
  UC650649  Ceanothus sanguineus Oliver V. Matthews 1939-6-7 13 Siskiyou Mohawak Mine Frog Pond Trail 1219 Comment
  UC527341  Ceanothus velutinus C. B. Wolf 1931-9-3 2395 Siskiyou on road from Mt. Shasta City to McCloud 1 mi w Summit of Grade; road from Mt. Shasta City to McCloud 1219 Comment
  UCD112841  Ceanothus velutinus J. M. Tucker 1950-7-23 1938 Siskiyou Beside road to Panther Meadows, south slope of Mt. Shasta. 1524 Comment
  CAS-BOT-BC52811  Ceanothus velutinus var. velutinus John Thomas Howell 1937-7-21 13160 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC52847  Ceanothus velutinus var. velutinus C. B. Wolf 1931-9-8 1269 Siskiyou 1 mile west of Summit of Grade on road from mt. Shasta City to McCloud 1219 Comment
  HSC67803  Ceanothus velutinus var. velutinus J. O. Sawyer, J. Cole 1980-7-22 3978 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  HSC99816  Ceanothus velutinus var. velutinus G. L. Clifton, Griswold 1979-6-27 6088 Siskiyou Near Shackleford Creek, close to the town of Greenview 1342 Comment
  CHSC4718  Centaurea cyanus R. Carter 1966-5-15 400 Siskiyou Ca. 5 mi. N of Callahan along w side road on W side Scott R. 914 Comment
  OBI56382  Centaurea diffusa Paul McCanna 1999-7-20 PDR 1128385 Siskiyou Vicinity of Yreka. T45N, R7w, Sect 21 BM: M Comment
  CDA7268  Centaurea maculosa T. C. Fuller 1963-8-26 11155 Siskiyou W. H. Kerr, Flying K Ranch, upper Quartz Valley, 2 miles south of Mugginsville. 0 Comment
  CAS-BOT-BC489620  Centaurea solstitialis Steve Orloff 2011-9-1 SQK 472276 S1-D Siskiyou From a property along the Klamath River Comment
  UCD69156  Centaurea solstitialis Eva Grotkopp 1997-8-2 s.n. Siskiyou Northwest of Yreka, near Hawkinsville, along Canal Gulch Rd. Disturbed site near garbage dump. Growing with Centaurea squarrosa and C. solstitialis. 1000 Comment
  CDA3359  Cerastium dichotomum J. Di Tomaso 2002-5-17 s.n. Siskiyou 8 miles northeast of Montague. On York Road, 300 m east of intersection with Mulloy Road. 0 Comment
  OBI68582  Cerastium dichotomum T. C. Fuller 1962-5-18 8745 Siskiyou Long Property, Little Shasta rd, 5 mi E of Montague Comment
  HSC4754  Cerastium fontanum subsp. vulgare William J. Ferlatte 1967-6-5 491 Siskiyou Big Flat, between public camp and S Fork of Salmon River 1524 Comment
  CAS-BOT-BC388236  Cerastium glomeratum Wm. Bridge Cooke 1938-7-29 11412 Siskiyou Mount Shasta. Above Bear Springs Comment
  HSC71655  Cercis occidentalis J. P. Smith, Steve Selva 1970-6-17 4092 Siskiyou 12 mi. E of Somes Bar on road between Forks of Salmon and Somes Bar 366 Comment
  RSA12610  Cercocarpus betuloides Carl B. Wolf 1934-7-5 5975 Siskiyou 4 miles from Oak Knoll RS on road to Dry Lake Lookout. 1067 Comment
  CAS-BOT-BC148524  Cercocarpus ledifolius var. ledifolius L. E. Smith 1913-4-10 65 Siskiyou Bray Comment
  CAS-BOT-BC276776  Chaenactis douglasii var. douglasii Gilbert Muth 1969-8-6 1252 Siskiyou Boulder Peak Ridge Comment
  CAS-BOT-BC276784  Chaenactis douglasii var. douglasii Elmer I. Applegate 1935-6-6 9367 Siskiyou Crater of Caldwell Butte, Lava Beds National Monument Comment
  HSC76752  Chaenactis douglasii var. douglasii K. T. Stillman 1976-7-21 270 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  UC1408930  Chaenactis douglasii var. douglasii Frederick W. Oettinger 1968-8-16 529 Siskiyou n of Hancock Lake (near summit of Little Medicine Mountain (The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area)); Salmon Mountains, Little Medicine Mountain 2103 Comment
  HSC81580  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-7-17 6090 Siskiyou Along FS Rd. 17, 0.5 mi. N of summit at county line 2073 Comment
  CHSC62521  Chamaecyparis lawsoniana L. P. Janeway 1993-8-31 4572 Siskiyou At outlet of Lower Cliff Lake; headwaters of South Fork Sacramento River. 1746 Comment
  HSC1190  Chamaecyparis lawsoniana W. R. Oxner 1966-4-5 130 Siskiyou Mt. Shasta 1037 Comment
  HSC67707  Chamaecyparis lawsoniana John Palmer 1980-7-24 607 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  UCD126576  Chamaesaracha nana Jack Major 1961-7-14 637 Siskiyou along road to Panther Creek, Mount Shasta. 1800 Comment
  UC334091  Chamaesyce glyptosperma Lemmon Siskiyou near Shasta; Northern Claifornia Comment
  HSC8630  Chamaesyce glyptosperma R. C. Wunner 1965-8-27 435 Siskiyou Lava Beds National Monument, about 1 mi. from NW entrance 1220 Comment
  UC637121  Chamaesyce serpyllifolia Edward Lee 1934-8-12 1048 Siskiyou 1/4 mi w mouth of Walker Creek (a tributary of the Klamath River (e side of Seiad Valley)) 426 Comment
  UC1408914  Chamerion angustifolium subsp. circumvagum Frederick W. Oettinger 1968-8-2 365 Siskiyou outlet of Diamond Lake Salmon Mountains, Marble Mountain Wilderness Area (w Siskiyou Co.) 2072 Comment
  UC454600  Chamerion angustifolium subsp. circumvagum I. J. Condit 1911-7-3 Siskiyou along river Sacramento River, Shasta Retreat Comment
  CAS-BOT-BC68203  Cheilanthes gracillima John Thomas Howell 1939-8-3 14995 Siskiyou Marble Mts. - Spirit Lake Comment
  CAS-BOT-BC68218  Cheilanthes gracillima Maxine Wilkes 1940-8-1 s.n. Siskiyou Deep Lake, Marble Mts. Comment
  HSC19022  Cheilanthes gracillima J. O. Sawyer 1969-7-10 1303 Siskiyou SE facing slope above South Sugar Lake 2165 Comment
  UC335137  Cheilanthes gracillima unknown Nov. 1891 Siskiyou near Sisson (Box Canyon) Comment
  CAS-BOT-BC460986  Chenopodium Carl B. Wolf 1927-8-26 1013 Siskiyou On the Klamath River, 5 mi below Hornbrook Comment
  UC1216706  Chenopodium album W. B. and V. G. Cooke 1962-8-19 33545 Siskiyou in clearings along Memorial Highway; Mt. Shasta Comment
  CAS-BOT-BC451442  Chimaphila menziesii J. H. Thomas 1954-5-14 4174 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles SE of Cecilville 1219 Comment
  JEPS83881  Chimaphila menziesii Wayne Roderick July 1976 Siskiyou vicinity of Cook & Green Pass; Siskiyou Mts. 1463 Comment
  JEPS25844  Chimaphila umbellata Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7469 Siskiyou ca. 2 mi. n.e. Twin Valley, Siskiyou Mt. (along jeep-road to Twin Valley from Poker Flat, ca. 13 mi. n.w. of Happy Camp) 1584 Comment
  CAS-BOT-BC452284  Chimaphila umbellata Annie M. Alexander; Louise Kellogg 1948-9-8 5598 Siskiyou Siskiyou Mountains, East side, top of grade between Sawyers Bar and Etna 1737 Comment
  CDA3730  Chorispora tenella D. E. Bayer 1960-5-27 Siskiyou Butte Valley; In (west) ca. 1 mile on road originating at U.S. Highway 97 ca. 1 mile south of Macdoel and running around Meiss Lake. Comment
  CAS-BOT-BC36389  Chrysolepis chrysophylla H. A. Thomas; J. H. Thomas 1957-7-23 4471 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Vicinity of Blind Horse Creek 1036 Comment
  CAS-BOT-BC36236  Chrysolepis sempervirens Wm. Bridge Cooke 1938-6-22 11330 Siskiyou Sisson Southern Trail, Mount Shasta 1371 Comment
  CAS-BOT-BC36247  Chrysolepis sempervirens John Thomas Howell 1937-7-26 13545 Siskiyou Caribou Gulch Comment
  HSC45030  Chrysolepis sempervirens Maralyn O'Meara 1974-5-25 399 Siskiyou Along road to Duck Lakes trail 1402 Comment
  HSC4936  Chrysolepis sempervirens J. O. Sawyer 1968-6-25 332 Siskiyou 1646 Comment
  HSC67795  Chrysolepis sempervirens J. O. Sawyer, J. Cole 1980-7-21 3897 Siskiyou Near Haight Mtn. along USFS Rd. running S-SW 1939 Comment
  POM308827  Chrysolepis sempervirens Roxana S. Ferris, Laura Lorraine 1941-8-11 10508 Siskiyou About 7 miles from Medicine Lake on road to Modoc Lava Beds National Monument; Shasta National Forest. Comment
  UC1034038  Chrysolepis sempervirens unknown 1941-8-21 16221 Siskiyou n side Diller Canyon (w side of Shastina); Mount Shasta Comment
  UCD110140  Chrysolepis sempervirens C. H. Merriam 1898-9-1 s.n. Siskiyou From south side of Mt. Shasta. 914 Comment
  UCD110154  Chrysolepis sempervirens J. M. Tucker 1947-5-17 1555 Siskiyou ca. 5 miles southeast of Callahan, beside road up Scott Mountain. Comment
  UC750566  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1941-8-28 41427 Siskiyou Dorris 1291 Comment
  UC1598730  Cicuta douglasii T. S. Brandegee July 1887 Siskiyou Sisson Comment
  RSA105485  Circaea alpina subsp. pacifica Douglas Barbe 1955-6-30 61 Siskiyou 1.0 mile NW of Forest Camp, Etna. Along Johnson Creek. 945 Comment
  POM89964  Circaea alpina subsp. pacifica L. R. Abrams 1922-6-29 8469 Siskiyou Mill Creek Comment
  CAS-BOT-BC285345  Cirsium andersonii C. G. Pringle August 28 s.n. Siskiyou Unspecified Comment
  CDA1135  Cirsium ciliolatum G. D. Barbe, Don Shaw 1982-7-14 3890 -C Siskiyou Willow Creek; Bryant Rd. at York Rd., 3.5 mi east of Willow Creek School. Comment
  LA99567  Cirsium ciliolatum T. C. Fuller; D. H. Shaw 1978-7-5 20246 Siskiyou N side of York Road, 0.3 km. E of Bryant-Willow Creek Road, 15 km. N of Montague Comment
  POM52121  Cirsium douglasii var. breweri S. B. Parish 1902-9-10 5749 Siskiyou Sissons Comment
  SEINET5506296 Image available Cirsium douglasii var. breweri A. A. Heller 1915-8-26 12238 Siskiyou Mt. Eddy 1829 Comment
  SBBG25853  Cirsium remotifolium var. odontolepis D. Myrick 1966-8-8 1498 Siskiyou Mtn Meadow Ranch, Big Flat, Trinity Alps 1524 Comment
  CAS-BOT-BC286466  Cirsium scariosum T. C. Fuller 1959-7-9 2738 Siskiyou Hwy 99, 2 miles south of Gazelle Comment
  CDA1589  Cirsium scariosum var. robustum T. C. Fuller 1959-7-9 2738 Siskiyou Hwy 99, 2 mi. S/ Gazelle. 0 Comment
  OBI54127  Cirsium scariosum var. robustum David J. Keil, Kathleen Keil 1992-7-24 23571 Siskiyou E of McCloud along hwy 89, 7.7 mi W of Shasta county line Comment
  CAS-BOT-BC228960  Cistanthe umbellata Roxana S. Ferris; Laura Lorraine 1948-6-12 11761 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  RSA715806  Clarkia lassenensis L. Ahart, John Dittes 2005-6-10 12099 Siskiyou About 100 yards southeast of the pump house along the Shasta River, about 1.9 air miles south of Highway 99/97 Cutoff, about 6 air miles east-southeast of Grenada. 777 Comment
  CAS-BOT-BC163459  Clarkia purpurea subsp. quadrivulnera L. B. Kildale 1930-6-1 9699 Siskiyou Salmon River at Crapp Creek Comment
  JEPS116876  Clarkia rhomboidea David Gowen 2007-7-11 779 Siskiyou Southeast of Lake Shastina and Hwy 97 on forest service road 42N15. Near rocky area on side trail, midway between railroad tracks and pumice mine. Comment
  UC7787  Claytonia lanceolata Harley P. Chandler Jun 1901 1690 Siskiyou Marble Mountain; North Coast Ranges 2286 Comment
  HSC64297  Claytonia parviflora subsp. parviflora J. P. Smith 1973-5-5 6456 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  CDA23956  Claytonia perfoliata G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-28 2595 Siskiyou Between Old Highway 99 and railroad 4 km south of Grenada. Comment
  UC1258454  Claytonia perfoliata subsp. intermontana Maralyn A. Renner 1980-6-24 1001 Siskiyou tributary stream to East Fork Seiad Creek (where crossed by F.S. Road 48N20); Klamath National Forest, Seiad Valley Quad. 1021 Comment
  JEPS43385  Claytonia rubra Geo. D. Butler 1909-3-24 676 Siskiyou Oro Fino Comment
  CAS-BOT-BC443830  Claytonia rubra subsp. rubra Alice Eastwood; John Thomas Howell 1934-4-20 1745 Siskiyou Near Yreka on Ft. Jones road Comment
  CHSC1382  Claytonia saxosa A. Anderson 1962-3-14 Siskiyou Scott Valley. 914 Comment
  CHSC96592  Claytonia sibirica L. P. Janeway 2006-7-1 8722 Siskiyou Klamath Ranges. Salmon Mountains; just west of Carter Meadow, north side of South Fork Salmon River. 1579 Comment
  HSC29435  Claytonia sibirica Frederick W. Oettinger 1968-8-14 509 Siskiyou Marble Mtn. Wilderness Area, at Tom Taylor Cabin 2049 Comment
  RSA710970  Claytonia sibirica K. L. Chambers 1984-6-10 5138 Siskiyou Mt. Shasta City, Big Springs at the city park towards N end of city, W of old Hwy Comment
  HSC19260  Clintonia uniflora J. O. Sawyer 1968-9-13 724 Siskiyou W of the Happy Camp/O'Brien Rd. between Louse Creek and Indian Creek, on the E slopes of Little Grayback 1463 Comment
  CAS-BOT-BC500971  Clintonia uniflora John Thomas Howell 1939-8-3 15015 Siskiyou Spirit Lake, Marble Mountains 1828 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
  HSC72674  Collinsia grandiflora J. P. Smith 1976-5-5 8674 Siskiyou Road from Etna to Sawyer's Bar. 732 Comment
  JEPS23293  Collinsia parviflora Rimo Bacigalupi with Arthur and Ruby Van Deventer 1959-7-9 7266 Siskiyou Poker Flat 1536 Comment
  HSC29394  Collinsia rattanii Frederick W. Oettinger 1968-8-16 544 Siskiyou Red Hill near outlet of Hancock Lake 1997 Comment
  SEINET13406232  Collinsia rattanii G. D. Butler 1910-4-16 1188 Siskiyou Klamath [River] Bluffs. Comment
  UC164318  Collinsia sparsiflora var. collina George D. Butler 1909-4-4 574 Siskiyou Between Yreka and Montague Yreka; Shasta Valley Comment
  UC1409407  Collinsia torreyi var. latifolia Frederick W. Oettinger 1969-7-11 977 Siskiyou area w of nw end of Hancock Lake (High Lake Basins in vicinity of English Peak, Marble Mountain Wilderness, Salmon Mountains, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness 1950 Comment
  UC625482  Collomia grandiflora Frank W. Gould 1938-6-27 476 Siskiyou three mi n Mount Shasta (town) (near hwy US 99) 1082 Comment
  POM65020  Collomia grandiflora Geo D. Butler 1910-5-19 1366 Siskiyou Yreka. Comment
  RSA120857A  Collomia grandiflora G. D. Barbe 1957-7-13 377 Siskiyou Big Flat Public Camp, Klamath National Forest. Comment
  RSA237935  Collomia grandiflora Frederick W. Oettinger 1968-8-11 483 Siskiyou Tom Taylor Cabin spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  HSC45994  Collomia heterophylla J. P. Smith 1973-5-5 6430 Siskiyou Along Cook and Green Pass Rd. Comment
  UCD77564  Collomia tinctoria Robert E. Preston 2001-7-21 1733 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, Rainbow Mountain. 2158 Comment
  CAS-BOT-BC94908  Collomia tinctoria R. C. Wenk 2005-7-15 202 Siskiyou Trinity Alps, above S Fork of Salmon River, along Yellow Rose Mine Trail 1767 Comment
  RSA758586  Collomia tinctoria R. F. Thorne 1969-8-2 63392 Siskiyou Klamath National Forest, Salmon Mountains: Marble Mtn Wilderness, along trail to English Peak. 1159 Comment
  UC165248  Conium maculatum Geo. D. Butler 1909-6-26 924 Siskiyou near Yreka Comment
  UCR94143  Conium maculatum N. F. McBain, N. A. Alexander, J. A. Alexander 1995-6-30 411 Siskiyou Shasta Valley, near Grenada, on Montague-Grenada Rd. 2 mi. north of US Hwy 97 cutoff. 762 Comment
  HSC29151  Corallorhiza maculata Frederick W. Oettinger 1969-7-28 1090 Siskiyou Salmon Mountains, High Lake Basins, NNE of Pine Lake 2073 Comment
  RSA184810  Corallorhiza maculata Gilbert Muth 1966-7-14 397 Siskiyou Marble Valley, Marble Mountains 1793 Comment
  HSC104273  Corallorhiza striata Samantha E. Andres 2016-6-5 19 Siskiyou About 2.5 mi. on the Doe Flat Trail from the parking lot 1229 Comment
  SEINET3864281  Cordylanthus tenuis Barbara L. Wilson, R. E. Brainerd 2010-8-6 16231 Siskiyou North Shore Road, north side of Lake Siskiyou, 1.2 miles west of cross road.; 0 997 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
  CHSC28795  Cordylanthus tenuis subsp. viscidus J. D. Jokerst 1978-9-2 152 Siskiyou Area several miles w of Weed. Comment
  HSC69458  Cordylanthus tenuis subsp. viscidus Maralyn A. Renner 1980-8-4 2234 Siskiyou Ridge near FS Rd. 15N01, about 1 mi. N of Flint Valley 1494 Comment
  JEPS7008  Cordylanthus tenuis subsp. viscidus Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-12 4790 Siskiyou 5.1 mi below (and se of) summit of road between Takilma, Ore. and Happy Camp, CA (drainage of West Branch of Indian Creek); Siskiyou Mountains, Klamath National Forest 914 Comment
  RSA422821  Cornus L. C. Wheeler 1934-7-16 2909 Siskiyou Oak Knoll Ranger Station, on Klamath River. Mt. Diablo Mer. 671 Comment
  RSA120634  Cornus glabrata G. D. Barbe 1955-6-28 016 Siskiyou 0.6 mile north of Callahan, 50 yds from the road. 1037 Comment
  JEPS50155  Cornus nuttallii W. L. Jepson 1894-8-9 14143 Siskiyou Shasta Springs Comment
  LA40488  Cornus nuttallii Wm. Bridge Cooke; 1939-8-4 13804 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  RSA397467  Cornus nuttallii B. C. Templeton 1957-6-22 7747 Siskiyou Near the summit of Scott Mt. Comment
  UC1585391  Cornus nuttallii R. Raiche, K. Zadnik, and H. Forbes 1989-10-3 Siskiyou n. of Seiad Valley (at Cook & Green Pass) 1425 Comment
  CAS-BOT-BC210423  Cornus sericea Gilbert Muth 1966-7-24 444 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  CAS-BOT-BC212151  Cornus sericea William A. Dayton 1913-6-14 8257 Siskiyou On banks of Rail Creek, Shasta Forest 1341 Comment
  RSA184703  Cornus stolonifera Gilbert Muth 1966-6-24 444 Siskiyou Marble Valley along creek, Marble Mountains. 1793 Comment
  UC164271  Corylus californica Geo. D. Butler 1910-4-1 1150 Siskiyou Humbug Mountain Comment
  UC61176  Corylus californica W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta Comment
  CAS-BOT-BC180200  Corylus cornuta subsp. californica Alice Eastwood 1923-5-29 12005 Siskiyou Cantara Comment
  JEPS93879  Crepis acuminata Vernon H. Oswald and Lowell Ahart 1998-7-21 9319 Siskiyou Highway 97 at the 11.0 mi marker 1.2 mi w of A12 ne of Weed; Highway 97. 1188 Comment
  UC313842  Crepis bakeri J. L. Collins 1927-6-9 Siskiyou 5 mi n Hornbrook; Siskiyou Mts. Comment
  CAS-BOT-BC376521  Crepis bakeri subsp. cusickii L. E. Smith 1914-5-14 699 Siskiyou Yreka Comment
  UCD130931  Crepis intermedia Morris Halperin 1930-5-17 s.n. Siskiyou around Yreka. Comment
  UC313843  Crepis monticola J. L. Collins 1927-6-8 Siskiyou Yreka Comment
  JEPS36427  Crepis occidentalis W. L. Jepson Jul 17 1902-Jul 22 1902 2094 Siskiyou Salmon Summit Western Siskiyou 2286 Comment
  UC163911  Crepis occidentalis Geo. D. Butler 1909-5-31 748 Siskiyou field near Hawkinsville Comment
  CAS-BOT-BC376498  Crepis occidentalis subsp. conjuncta K. T. Stillman 1976-8-7 204 Siskiyou Marble Mountain Wilderness Area 1981 Comment
  HSC92423  Crepis occidentalis subsp. pumila Jennifer Whipple 1977-7-20 1991 Siskiyou N slopes of Mount Eddy 2500 Comment
  CDA4439  Crepis pleurocarpa Agricultural Commissioner Aug 1951 Siskiyou Macdoel. 0 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
  SEINET7073599  Crocidium multicaule A. G. Vestal 1955-5-18 s.n. Siskiyou About 2.2 miles southeast of Dorris on US Route 97. UTM Zone 10, 588147mE, 4642648mN. Coordinate datum: NAD27. Comment
  UC857037  Cryptantha affinis Lewis S. Rose 1937-7-25 37589 Siskiyou s slope Mt. Shasta 1767 Comment
  CHSC71475  Cryptantha ambigua Vernon H. Oswald; Lowell Ahart 1998-7-21 9332 Siskiyou Northeast of Weed and east of Grass Lake at a gravel pit on the south side of Tennant Rd. 0.4 mi southeast of Old State Hwy. to Bray. 1402 Comment
  JEPS105004  Cryptantha intermedia Dean W. Taylor 1995-6-4 14968 Siskiyou 3 miles west of Highway 89 on Grenada Road; Shasta Valley; Klamath National Forest; (ca. 10 miles North of Weed) 1158 Comment
  JEPS57184  Cryptantha sobolifera L. R. Heckard 1967-8-13 1690 Siskiyou s.-facing slope near summit Mt. Eddy 2712 Comment
  HSC27642  Cryptantha torreyana Carl W. Mize 1972-6-21 75 Siskiyou Along main trail 305 Comment
  HSC27718  Cryptantha torreyana Carl W. Mize 1972-6-8 19 Siskiyou 335 Comment
  HSC69273  Cryptogramma acrostichoides Maralyn A. Renner 1980-9-1 2688 Siskiyou Bear Mtn. 1936 Comment
  HSC92769  Cryptogramma acrostichoides Jennifer Whipple 1976-7-23 1520 Siskiyou Dale Cr. drainage, N face of Mt. Eddy 2317 Comment
  SD112358  Cryptogramma cascadensis Darley F. Howe 1948-8-14 3401 Siskiyou Mt. Shasta, Shasta National Forest 2440 Comment
  CAS-BOT-BC80545  Cupressus bakeri Oliver V. Matthews 1939-7-19 39 Siskiyou North-easterly Grove, [Goose Nest] Goosenest Region 1828 Comment
  RSA50554  Cupressus bakeri C. B. Wolf 1944-10-29 11479 Siskiyou NE side Goose Nest Mt., about 1 mile south of Goose Nest Road #1 leading off the Montague to Mt. Hebron road 1677 Comment
  RSA184718  Cuscuta occidentalis Gilbert Muth 1966-8-1 490 Siskiyou Marble Valley Horse Pasture, Marble Mountains 1793 Comment
  JEPS94901  Cymopterus terebinthinus var. californicus Vernon H. Oswald and Lowell Ahart 1998-6-11 9173 .1 Siskiyou ne of Weed (Shasta National Forest plantation on the w side of Highway 97 2.2 mi ne of Lake Shastina-Big Springs Road); Shasta National Forest, Highway 97 1066 Comment
  UCR179175  Cymopterus terebinthinus var. californicus Robert E. Preston 2002-7-12 1908 Siskiyou Rainbow Mountain and Vicinity, Klamath National Forest, south slope of Rainbow Mtn. 1790 Comment
  CDA30916  Cyperus odoratus M. Beyers, G. F. Hrusa 2010-8-18 697 Siskiyou Highway 96; Sluice Box Klamath River Access. 556 Comment
  RSA264952  Cypripedium californicum G. L. Clifton 1975-7-28 9828 Siskiyou Near Siskiyou Mountains, near Seiad Valley; (Seiad Valley quad) 1634 Comment
  UC1755212  Cypripedium californicum Dean William Taylor 1972-7-3 1605 Siskiyou At Cook and Green Pass, in White Fir Forest 1371 Comment
  CAS-BOT-BC133745  Cypripedium californicum William R. Dudley 1899-7-5 s.n. Siskiyou Field redacted by CAS, contact the data manager for more information Comment
  RSA383004  Cypripedium fasciculatum Robert Kessler 1920-1 s.n. Siskiyou Siskiyou Comment
  HSC41043  Cystopteris fragilis J. O. Sawyer 1970-3-4 2062 Siskiyou N of Idlewild Campground 762 Comment
  UC618801  Cystopteris fragilis W. Bridge Cooke 1938-7-29 11421 Siskiyou Wagon Camp spring creek Wagon Camp; Mt. Shasta Comment
  CAS-BOT-BC70717  Cystopteris fragilis Louis C. Wheeler 1934-7-5 2879 Siskiyou Klamath Forest, Deer Creek 1676 Comment
  POM120356  Cystopteris fragilis Geo D. Butler 1910-7-9 1694 Siskiyou Shackleford Creek. 1220 Comment
  UCD60495  Danthonia californica Beecher Crampton 1956-8-21 3807 Siskiyou South slope of Gumboot Lake, headwater of the south Fork of the Sacramento River, ca. 15-16 miles southwest of Mt. Shasta City. 1920 Comment
  CAS-BOT-BC192263  Danthonia californica Doris K. Kildale 1928-8-19 6506 Siskiyou English Lake, head of north fork of Salmon River 1828 Comment
  POM205938  Danthonia californica var. americana Copeland 1903-9-6 3789 Siskiyou Mt. Eddy Comment
  SJSU11324  Danthonia unispicata S. H. Casey 1981-7-4 1216 Siskiyou Seiad Creek Road near Cook & Green Pass, Siskiyou Mts c. 9 mi N of Seiad Valley 1511 Comment
  CAS-BOT-BC76239  Darlingtonia californica Mrs. Brandegee 1895-1-1 s.n. Siskiyou Mount Shasta. Comment
  RSA120753  Darlingtonia californica S. Tillett 1956-7-11 679 Siskiyou Both sides of Scott Mountain divide near campground; Siskiyou-Trinity Co. lines, 8 miles SE of Callahan [Siskiyou-Trinity counties]. 1616 Comment
  UCD119065  Darlingtonia californica A. H. Murphy 1956-8-16 56 T Siskiyou Klamath N.F. 1981 Comment
  HSC64753  Dasiphora fruticosa J. P. Smith, Steve Selva 1970-7-17 4451 Siskiyou Below Kangaroo Lake. 1890 Comment
  POM208256  Daucus pusillus L. C. Wheeler 1934-6-2 2609 Siskiyou Oak Knoll ranger station, Klamath River; Mt. Diablo Mer. 671 Comment
  CAS-BOT-BC9570  Delphinium antoninum J. H. Thomas 1954-5-13 4150 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville 1127 Comment
  HSC68541  Delphinium depauperatum Maralyn A. Renner 1980-6-24 1063 Siskiyou 1/2 mi. E of Cook and Green Pass 1555 Comment
  RSA0125557  Delphinium glaucum Gilbert Muth 1969-8-11 1365 Siskiyou Ridge south of Boulder Peak. 2317 Comment
  HSC720  Delphinium nuttallianum William J. Ferlatte 1967-7-26 743 Siskiyou Caribou Basin, Sawtooth Ridge 2043 Comment
  SBBG2171  Delphinium nuttallianum H. and M. Dearing 1939-6-5 3549 Siskiyou 2 mi N of McCloud 1066 Comment
  HSC69102  Deschampsia cespitosa Maralyn A. Renner 1980-8-4 2228 Siskiyou Flint Valley 1390 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
  UC651085  Deschampsia cespitosa subsp. cespitosa L. Whitney 1933-8-2 Siskiyou Slate Creek Comment
  JEPS80519  Descurainia incana Gilbert Muth 1966-7-19 426 Siskiyou Marble Mountain Wilderness Area; meadow above horse pasture 1804 Comment
  RSA59808  Descurainia pinnata subsp. filipes E. K. Balls 1950-5-17 14722 Siskiyou New Lava Flow, along road from Schonchin Butte to Capt. Jack s Stronghold, Lava Beds Nat l Monument. 1463 Comment
  HSC67514  Dicentra formosa J. P. Smith 1973-5-5 6480 Siskiyou Along Cook and Green Pass Rd. Comment
  SBBG16474  Dicentra formosa D. Myrick 1961-6-21 312 Siskiyou Deer Camp Rd above Oak Knoll Ranger Stn on Klamath River 1828 Comment
  RSA433581  Dicentra formosa subsp. formosa M. B. Dunkle 1944-6-25 9004 Siskiyou Siskiyou Mts. Beaver Creek. 1677 Comment
  CAS-BOT-BC500999  Dichelostemma multiflorum A. A. Heller 1905-6-1 7942 Siskiyou Between Upper Soda Spring and Shasta Retreat 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-BC291019  Dieteria canescens var. shastensis L. E. Smith 1915-7-1 s.n. Siskiyou Bray Comment
  UC444348  Dieteria canescens var. shastensis E. L. Greene 1876-1 Siskiyou Shasta River Comment
  CAS-BOT-BC291025  Dieteria canescens var. shastensis John Thomas Howell 1937-7-29 13678 Siskiyou North slope of Scott Mts. 1676 Comment
  CAS-BOT-BC153647  Diplacus jepsonii Elmer I. Applegate 1923-8-18 3866 Siskiyou Top of Redshale Mountain, east of Medicine Lake Comment
  CAS-BOT-BC153656  Diplacus jepsonii Gilbert Muth 1966-7-8 374 Siskiyou Marble Valley Meadow, Marble Mts. 1792 Comment
  CAS-BOT-BC153727  Diplacus nanus C. L. Hitchcock; J. S. Martin 1939-7-9 5318 Siskiyou Between King's Castle and Black Mt., west side of ridge 1828 Comment
  HSC68034  Dipsacus fullonum J. P. Smith, Steve Selva 1970-7-17 4433 Siskiyou Tyler Gulch Comment
  UC1053435  Dodecatheon hendersonii Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3139 Siskiyou opposite town Dunsmuir (on e side of canyon, Cliffs along Sacramento River); along Sacramento River, opposite Dunsmuir Comment
  HSC381  Dodecatheon jeffreyi William J. Ferlatte 1967-7-25 727 Siskiyou Caribou Basin 1982 Comment
  HSC67572  Dodecatheon jeffreyi J. P. Smith, Steve Selva 1970-7-17 4467 Siskiyou Below Kangaroo Lake. 1890 Comment
  UC1409476  Dodecatheon jeffreyi Frederick W. Oettinger 1969-7-15 1032 Siskiyou on ridge btw Diamond Lake and English Peak (High Lake Basins in vicinity English Peak, Marble Mountain Wilderness Area, Salmon Mountains, Western Siskiyou County); Marble Mountain Wilderness Area, Salmon Mountains 2072 Comment
  NY546981  Downingia bacigalupii J. H. Weiler 1960-6-24 60205 Siskiyou At the side of Dorris-Beswick road, 2.7 miles southwest of the California-Oregon border Comment
  JEPS124627 Image available Downingia montana B. Wenegrat 1969-7-10 67 Siskiyou 1 mile SE of Bartle on H. 89. Comment
  UC166132  Draba nemorosa Geo. D. Butler 1910-4-10 1162 Siskiyou near Yreka; near Yreka Comment
  CAS-BOT-BC41318  Draba pterosperma Harley Pierce Chandler 1901-6-1 1654 Siskiyou North Coast Ranges. Marble Mountain. 2438 Comment
  UC1360449  Draba pterosperma Jack Major, M. Fleschner, and R. Pemble 1966-9-4 Siskiyou ne face of Marble Mountain Marble Mountains, ne face Marble Mountain 2133 Comment
  UC722618  Draba pterosperma C. L. Hitchcock, J. S. Martin 1939-7-9 5317 Siskiyou King's Castle Comment
  JEPS53535  Draba verna Geo. D. Butler 1909-4-6 549 Siskiyou along creek near Yreka; along creek near Yreka 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
  JEPS47176  Drymocallis lactea var. austiniae W. L. Jepson 1937-7-30 18554 Siskiyou Poker Flat Siskiyou Mts., , Poker Flat (headwaters of Indian Creek) 1584 Comment
  UC519045  Drymocallis lactea var. austiniae Elmer I. Applegate 1923-8-20 3910 Siskiyou w end of Medicine Lake Comment
  UC903240  Drymocallis lactea var. austiniae Mrs. H. P. Bracelin 1931-6-21 462 Siskiyou above Dobkins Lake (n side Mount Eddy); n side Mount Eddy above Dobkins Lake 2042 Comment
  CAS-BOT-BC159289  Drymocallis lactea var. lactea K. T. Stillman 1976-7-15 246 Siskiyou Marble Mountain Wilderness Area Comment
  CAS-BOT-BC159295  Drymocallis lactea var. lactea Alice Eastwood 1921-7-28 10901 Siskiyou Medicine Lake Comment
  CAS-BOT-BC536728  Drymocallis pseudorupestris Wm. Bridge Cooke 1939-8-22 13829 Siskiyou Mount Shasta. Hudsonian Zone. Comment
  HSC45487  Dulichium arundinaceum Maralyn O'Meara 1973-6-5 196 Siskiyou 1.0 mi. up Duck Lakes Trail along a trail crossing stream Comment
  UC197106  Echinochloa crus-galli Geo. D. Butler 1909-9-5 865 Siskiyou Yreka; Gardens Comment
  SD76185  Echinochloa muricata Helen V. Witham 1969-10-7 571 Siskiyou 10 miles west of Fort Jones, Scott River 700 Comment
  JEPS100302  Eleocharis acicularis Dean W. Taylor 2001-8-28 17910 Siskiyou Mt. Shasta, Ash Creel Butte, Suprise Lake 2057 Comment
  UC1265386  Eleocharis bella Frederick W. Oettinger 1969-8-15 1387 Siskiyou vicinity of English Peak (inlet to Upper English Lake); Salmon Mountains, Western Siskiyou County, Marble Mountain W 1767 Comment
  JEPS95047  Eleocharis engelmannii Vernon Oswald and Lowell Ahart 1997-7-28 8808 Siskiyou on e side of Forest Route 15, 10.9 mi n of Highway 89; Forest Route 15 1383 Comment
  CAS-BOT-BC113319  Eleocharis montevidensis David Daniels Keck 1949-7-19 s.n. Siskiyou 6.5 mi SW of Yreka on road to Ft. Jones, nr head of Yreka Creek at first spring. 1127 Comment
  UC618597  Eleocharis suksdorfiana W. Bridge Cooke 1938-7-21 11293 Siskiyou Panther Creek Middle Meadow, upper meadow 2286 Comment
  HSC30568  Elymus X hansenii Frederick W. Oettinger 1969-9-2 1589 Siskiyou Marble Mtn. Wilderness Area, meadow above Bear Meadow, near Tom Taylor Cabin. 2043 Comment
  HSC30687  Elymus X hansenii Frederick W. Oettinger 1968-8-8 456 Siskiyou Marble Mtn. Wilderness Area, Crapo Meadow 2165 Comment
  CAS-BOT-BC227919  Elymus elymoides Elmer I. Applegate 1923-8-18 3862 Siskiyou Top of Redshale Mountain, Medicine Lake region 2438 Comment
  CAS-BOT-BC227925  Elymus elymoides Wm. Bridge Cooke 1938-7-28 11370 Siskiyou Mount Shasta. North Ridges Comment
  UC144645  Elymus elymoides subsp. elymoides A. A. Heller 1905-6-19 8071 Siskiyou Grenada Station Comment
  SD112901  Elymus elymoides var. brevifolius D. F. Howe 1979-6-26 5117 Siskiyou Military Pass Road, 3 miles southeast of #97 Comment
  HSC76951  Elymus elymoides var. elymoides K. T. Stillman 1976-7-23 304 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  HSC48284  Elymus glaucus J. O. Sawyer, K. T. Stillman 1978-7-6 3303 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  HSC69214  Elymus glaucus Maralyn A. Renner 1980-7-24 2086 Siskiyou Lily Pad Lake 1768 Comment
  CAS-BOT-BC206597  Elymus glaucus subsp. glaucus L. R. Short 1933-6-8 75323 Siskiyou Badger Creek, Klamath Forest 731 Comment
  CAS-BOT-BC206612  Elymus glaucus subsp. glaucus Geo. D. Butler 1910-7-3 1624 Siskiyou Goosenest foothills Comment
  CAS-BOT-BC235223  Elymus multisetus David D. Keck 1949-7-19 6359 Siskiyou SW of Yreka on road to Ft. Jones Comment
  HSC41378  Elymus multisetus J. P. Smith 1976-5-22 8786 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  HSC91440  Elymus spicatus Jennifer Whipple 1977-8-4 2152 Siskiyou Wagon Creek drainage on the E face of Mt. Eddy 2439 Comment
  CAS-BOT-BC204305  Elymus trachycaulus subsp. trachycaulus L. P. Janeway 1983-8-26 593 Siskiyou Siskiyou Mountains; at Poker Flat 1524 Comment
  HSC41105  Elymus trachycaulus subsp. trachycaulus J. P. Smith, Steve Selva 1970-7-18 4484 Siskiyou Hanging bog at Kangaroo Lake. 1890 Comment
  UCD77628  Epilobium anagallidifolium Robert E. Preston 2001-7-21 1722 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 2066 Comment
  JEPS43818  Epilobium brachycarpum Geo. D. Butler 1908-9-5 136 Siskiyou e side of High School lot Yreka Comment
  JEPS43612  Epilobium brachycarpum Geo. D. Butler 1908-8-6 135 Siskiyou trail near Summit (se of Marble Mountain) 1828 Comment
  RSA15686  Epilobium brachycarpum Carl B. Wolf 1927-8-26 1066 Siskiyou Klamath River; 8 miles above Hamburg. Comment
  RSA15689  Epilobium brachycarpum Carl B. Wolf 1927-8-26 1077 Siskiyou On the Klamath River, near Hamburg. Comment
  RSA211348  Epilobium brachycarpum William J. Ferlatte 1966-8-2 239 Siskiyou Trinity Alps: Big Flat; wooded area near public camp 1524 Comment
  POM259015  Epilobium ciliatum subsp. ciliatum W. Bridge Cooke 1940-8-8 15419 Siskiyou Mount Shasta: Along the lower Squaw Valley Creek just below the McCloud intake along a lane Comment
  UC422950  Epilobium hallianum Milo S. Baker Aug. 1897 Siskiyou Payne's Springs Comment
  HSC19487  Epilobium hornemannii subsp. hornemannii J. O. Sawyer 1969-8-5 1951 Siskiyou Above the S Fork of Sugar Creek 1814 Comment
  HSC22193  Epilobium hornemannii subsp. hornemannii J. O. Sawyer 1969-7-24 1496 Siskiyou SW of Sugar Lake 1890 Comment
  RSA183679  Epilobium lactiflorum Gilbert Muth 1965-8-11 205 Siskiyou On trail to 4 corners, Marble Valley, Marble Mountains Comment
  HSC29148  Epilobium lactiflorum Frederick W. Oettinger 1968-8-4 388 Siskiyou Marble Mtn. Wilderness Area, along trail N of Crapo Peak Ridge 2195 Comment
  POM213942A  Epilobium minutum G. C. Kimber 1934-6-9 43 Siskiyou Ney Creek 1/8 mi above junction with Sacramento River. 732 Comment
  UCD106789  Epilobium obcordatum A. H. Murphy 1959-7-22 59 O Siskiyou Shasta National Forest. Summit between Bear Creek and Toad Lake. 2346 Comment
  HSC97386  Epipactis gigantea A. Montalvo, J. D. Ackerman 1974-7-2 355 Siskiyou Along road to Middle Fork Sacramento River and Toad Lake. West of Mt. Shasta City Comment
  UC399182  Equisetum arvense Geo. D. Butler 1908-7-16 249 Siskiyou Klamath River Comment
  UC1190385  Equisetum hyemale subsp. affine Ira L. Wiggins 1955-7-23 13474 Siskiyou banks of China Creek China Creek 1097 Comment
  CAS-BOT-BC204507  Eragrostis cilianensis Louis C. Wheeler 1934-10-24 3346 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  RSA603672  Eragrostis hypnoides L. C. Wheeler 1935-7-20 3675 Siskiyou Scott Valley: Scott river 1.5 miles west of Fort Jones. 822 Comment
  RSA0057714  Eremogone congesta L. C. Wheeler 1934-8-2 3023 Siskiyou Head of Jaynes Canyon; Siskiyou Mts. 2073 Comment
  CAS-BOT-BC168333  Eremogone congesta var. congesta Harley P. Chandler 1901-6-1 1674 Siskiyou Marble Mountain 2438 Comment
  CAS-BOT-BC174269  Eremogone congesta var. subcongesta Gilbert J. Muth 1969-8-6 1237 Siskiyou Boulder Peak Ridge Comment
  CAS-BOT-BC286714  Ericameria bloomeri Geo. B. Grant 1902-9-7 s.n. Siskiyou Mt. Shasta Comment
  RSA14485  Ericameria bloomeri Elmer I. Applegate 1923-9-7 3956 Siskiyou Near Dry Lake lookout station, Doggett Ridge, Siskiyou Mts. 1829 Comment
  JEPS117569  Ericameria nauseosa var. oreophila 2010-7-30 16970 Siskiyou Shasta Big Springs Ranch, 2.6 air miles northwest of Big Springs Lake, 3.9 air miles southeast of Grenada, 6.3 air miles northeast of Dwinnel Dam. 779 Comment
  SEINET8079148 Image available Ericameria nauseosa var. oreophila G. D. Butler 1910-8-15 1739 Siskiyou Shasta Valley Comment
  CHSC96728  Ericameria nauseosa var. speciosa Jennifer Whipple 1977-8-4 2156 Siskiyou Mount Eddy, Klamath Mountains. Wagon Creek drainage on the east face of Mount Eddy. 2438 Comment
  HSC34657  Ericameria nauseosa var. speciosa Thomas W. Nelson, J. O. Sawyer 1974-10-29 1741 Siskiyou Hwy. 3, just S of Calaghan Comment
  HSC93810  Ericameria nauseosa var. speciosa Jennifer Whipple 1977-8-4 2156 Siskiyou Wagon Creek drainage on the E face of Mt. Eddy 2439 Comment
  JEPS21404  Ericameria nauseosa var. speciosa Willis L. Jepson 1894-8-4 Siskiyou half-way from Sisson to timber-line, sw slope of Mt. Shasta Region of the Upper Sacramento, Mt. Shasta Comment
  LA203186  Ericameria nauseosa var. speciosa Wm. Bridge Cooke; 1939-8-4 13802 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  UC904773  Ericameria nauseosa var. speciosa W. Bridge Cooke 1949-8-26 25670 Siskiyou along logging road above Bolam Station; Mount Shasta 1828 Comment
  CAS-BOT-BC294309  Ericameria nauseosa var. speciosa W. R. Dudley 1901-8-25 s.n. Siskiyou Top of divide, Salmon to Scotts Creek, Salmon Mts. Comment
  SBBG30614  Erigeron D. Myrick 1968-6-27 2039 Siskiyou Mtn Meadow Ranch, Big Flat, head of Coffee Crk, Trinity Alps 1524 Comment
  HSC76764  Erigeron aliceae K. T. Stillman 1976-9-9 495 Siskiyou Ridge above Paradise Lake, Marble Mountain Wilderness Area Comment
  RSA201803  Erigeron aliceae J. M. Tucker, L. K. Mann, S. L. Holloway 1963-8-18 3748 Siskiyou Upper Canyon Creek ca. 1/2 mile NE of the Marble Valley Guard Station, Marble Mountain Wilderness Area. 1921 Comment
  RSA238730  Erigeron aliceae Frederick W. Oettinger, R. F. Thorne 1969-8-4 1185 Siskiyou North side of Tobacco Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UC1333338  Erigeron aliceae Dorothy Parker 1968-7-18 1024 Siskiyou Salmon Cut Siskiyou Mountains, Salmon Cut 1828 Comment
  HSC44241  Erigeron bloomeri var. bloomeri M. A. Baker 1977-5-22 324 Siskiyou N facing slope of hill just S of Whipple Ranch 976 Comment
  HSC96679  Erigeron bloomeri var. bloomeri Thomas W. Nelson, Susan Erwin 2004-6-3 9223 Siskiyou Forest Service Rd. 40N08 at junction with FS Rd.44N44 1696 Comment
  CAS-BOT-BC300471  Erigeron filifolius J. William Thompson 1936-7-8 13157 Siskiyou Lava Beds Nat. Monument 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
  UC896067  Erigeron glacialis var. glacialis John Thomas Howell 1939-8-8 15163 Siskiyou Black Mt. Marble Mts., Black Mt. Comment
  HSC29237  Erigeron glacialis var. glacialis Frederick W. Oettinger, R. F. Thorne 1969-8-4 1174 Siskiyou Marble Mtn. Wilderness Area, English Peak area, N of Tobacco Lake 1890 Comment
  JEPS80508  Erigeron glacialis var. hirsutus Gilbert Muth 1966-7-24 446 Siskiyou Marble Mtn Wilderness area Marble Valley 1792 Comment
  JEPS29997  Erigeron inornatus var. inornatus Rimo Bacigalupi, and L. Heckard, J. Weiler 1961-7-2 7983 Siskiyou along U.S. Highway 97 about 7.5 mi ne Weed 1127 Comment
  SEINET5708484 Image available Erigeron inornatus var. inornatus Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7702 Siskiyou Scott Mtns. Collected along Road 17, 11.8 mi SW from the intersection of I-5 and Stewart Spring Rd.; Scott Mountains 1955 Comment
  POM56541  Erigeron inornatus var. inornatus E. B. Copeland 1903-7-3 3531 Siskiyou Klamathon. Comment
  RSA507456  Erigeron inornatus var. inornatus 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
  RSA238720  Erigeron peregrinus subsp. callianthemus Frederick W. Oettinger, R. F. Thorne 1969-8-4 1174 Siskiyou N of Tobacco Lake 1890 Comment
  CAS-BOT-BC295804  Erigeron petrophilus var. viscidulus Louis C. Wheeler 1934-8-14 3140 Siskiyou Klamath National Forest. W. end White Mt. 1828 Comment
  CAS-BOT-BC300082  Erigeron philadelphicus Ira L. Wiggins 1955-7-25 13506 Siskiyou Ditch head on Rush Creek, Mountain View Ranch 1005 Comment
  CAS-BOT-BC300088  Erigeron philadelphicus L. E. Smith 1913-6-12 s.n. Siskiyou Road from Sisson to Castle Lake Comment
  RSA60477  Erigeron philadelphicus John H. Thomas 1949-6-16 945 Siskiyou 1/4 mi north of Beaver Creek Public Camp, along Beaver Creek; 5 mi north of junction of Beaver Creek and Klamath River; Klamath National Forest. Comment
  CDA4640  Erigeron strigosus Don Shaw 1978-10-1 Siskiyou D.H. Shaw property, Montague. 0 Comment
  UC101836  Eriogonum alpinum Dr. E. B. Copeland 1903-8-18 3813 Siskiyou Mt. Eddy 2651 Comment
  CAS-BOT-BC250069  Eriogonum compositum var. compositum G. P. Rixford No date on label s.n. Siskiyou South side of Shaft Rock Mt., Hilt Comment
  HSC43397  Eriogonum compositum var. compositum K. T. Stillman 1976-7-7 201 Siskiyou Marble Mtn. Wilderness Area, W side of Marble Gap and Ridge 1982 Comment
  RSA237770  Eriogonum compositum var. compositum Frederick W. Oettinger 1968-8-23 614 Siskiyou Diamond Lake spillway on way to English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2058 Comment
  HSC23647  Eriogonum diclinum J. O. Sawyer 1969-7-2 1028 Siskiyou SW facing upper slope above Music Lake 2378 Comment
  SEINET6179443  Eriogonum diclinum James L. Reveal, Mark L. Reveal 1975-8-15 3856 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Dry Lake Lookout Road (Forest Service Road 40S01), 0.5 mi W of Dry Lake Lookout near the Buckthorn Trail.; 0 2042 Comment
  CAS-BOT-BC255762  Eriogonum elatum var. villosum John Thomas Howell 1939-8-2 14885 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  JEPS2577 Image available Eriogonum elatum var. villosum Geo. D. Butler 1910-6-26 1606 Siskiyou near Yreka; ; Near Yreka, Siskiyou Co. 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-BC261212  Eriogonum hirtellum D. F. Howe 1962-8-4 s.n. Siskiyou Baldy Mt. 1432 Comment
  CAS-BOT-BC261218  Eriogonum hirtellum Doris K. Kildale 1929-7-20 8568 Siskiyou South Fork of Indian Creek near old dam 10 miles up from Happy Camp 457 Comment
  POM297994  Eriogonum marifolium A. A. Heller 1939-7-31 15429 Siskiyou Mt. Shasta Comment
  RSA756711  Eriogonum marifolium Barbara J. Ertter 1990-7-16 9382 Siskiyou NW side of Mt Eddy ca 8 airmiles SW of Weed, ca 2 mi E of Parks Cr trailhead (= crest of Rt 17) along ridge. 2317 Comment
  SD23788  Eriogonum marifolium Wm. Bridge Cooke 1938-8-21 11543 Siskiyou Mt. Shasta, lava flats 2438 Comment
  SD53333  Eriogonum marifolium D. F. Howe 1962-8-6 3406 Siskiyou Mt. Shasta 2438 Comment
  UCD100380  Eriogonum marifolium Beecher Crampton 1956-8-22 3865 Siskiyou Wagon Camp Road, south slope of Mt. Shasta. 1828 Comment
  SEINET11938095  Eriogonum marifolium W. B. Cooke 1941-1 16290 Siskiyou near Horse Camp, Mt. Shasta 2438 Comment
  CAS-BOT-BC263182  Eriogonum marifolium var. cupulatum Alice Eastwood 1921-7-28 10884 Siskiyou Medicine Lake Comment
  CAS-BOT-BC263188  Eriogonum marifolium var. cupulatum Elmer I. Applegate 1923-8-20 3902 Siskiyou Medicine Lake, west side 1981 Comment
  HSC48943  Eriogonum marifolium var. marifolium D. L. Goforth 1979-7-19 249 Siskiyou Klamath National Forest, Trinity Alps Wilderness; Caribou Lakes Basin, 0.3 mi. NW of Caribou Lake. 2134 Comment
  CAS-BOT-BC261677  Eriogonum nudum var. nudum Doris K. Kildale 1929-8-23 8805 Siskiyou Young's Valley, trail to Preston Peak 1524 Comment
  HSC24687  Eriogonum nudum var. nudum J. O. Sawyer 1969-7-9 1203 Siskiyou Near C.C.C. road, N of Sugar Creek 1433 Comment
  UC1408819  Eriogonum nudum var. nudum Frederick W. Oettinger 1968-8-16 532 Siskiyou n Hancock Lake (summit of Red Hill); Salmon Mountains, Marble Mountain Wilderness Area 2087 Comment
  HSC19504  Eriogonum nudum var. nudum J. O. Sawyer 1969-7-3 1056 Siskiyou SE facing slope above Horse Range Creek 1616 Comment
  CAS-BOT-BC269745  Eriogonum nudum var. oblongifolium L. E. Smith 1912-8-1 s.n. Siskiyou Yreka Comment
  CAS-BOT-BC272471  Eriogonum nudum var. pubiflorum Annetta Carter 1934-8-10 692 Siskiyou South bank of the Klamath River between McKinney and Parkhouse creeks (near Hamburg) 609 Comment
  CAS-BOT-BC272485  Eriogonum nudum var. pubiflorum Doris Overman 1919-9-1 s.n. Siskiyou Yreka Comment
  CAS-BOT-BC272499  Eriogonum nudum var. pubiflorum Elmer I. Applegate 1935-6-11 9501 Siskiyou Upper Ice Cave area, Lava Beds National Monument Comment
  LA207005  Eriogonum pyrolifolium W. B. C. after Stokes; 1939-7-17 sn Siskiyou upper Panther Creek Meadows 2438 Comment
  CAS-BOT-BC267708  Eriogonum roseum Louis C. Wheeler 1934-9-19 3282 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  CAS-BOT-BC262729  Eriogonum sphaerocephalum var. halimioides L. E. Smith 1914-4-20 633 Siskiyou Yreka Comment
  JEPS56424  Eriogonum strictum var. proliferum W. L. Jepson 1907-7-25 2961 Siskiyou Patterson Creek bed Scott Valley Comment
  SBBG27992  Eriogonum ternatum L. C. Wheeler 1934-9-1 3235 Siskiyou Jaynes Cyn, Siskiyou Mtns 1950 Comment
  CAS-BOT-BC267930  Eriogonum umbellatum Dr. E. B. Copeland 1903-7-6 3496 Siskiyou Hornbrook Comment
  CAS-BOT-BC267945  Eriogonum umbellatum L. E. Detling 1950-6-10 6625 Siskiyou Shasta R. Canyon, nr. Dry Gulch 777 Comment
  CAS-BOT-BC267953  Eriogonum umbellatum Isabelle C. Kimber 1934-6-9 25 Siskiyou Steelbridge Camp, Sacramento River just above confluence with Ney Creek 731 Comment
  JEPS40862  Eriogonum umbellatum var. dumosum Paul C. Hutchison 1962-8-3 944 Siskiyou just east, between Grasshopper Flat and Little Medicine Lake Paint Pot Crater 1783 Comment
  JEPS56182  Eriogonum umbellatum var. dumosum J. G. Lemmon 1889-6-28 Siskiyou near Edgewood Comment
  JEPS56191  Eriogonum umbellatum var. dumosum Geo. D. Butler 1908-7-12 215 Siskiyou w Yreka; Humbug Mt. Comment
  CAS-BOT-BC268141  Eriogonum umbellatum var. goodmanii James L. Reveal; Darin S. Reveal 1978-8-9 4811 Siskiyou Along the dirt road from near Happy Camp to Baldy Mountain Lookout (USFS # 17N11), 0.5 mile south of the junction of 17N23, near the head of Doolittle Creek 1280 Comment
  JEPS94877  Eriogonum umbellatum var. modocense Vernon H. Oswald and Lowell Ahart 1998-7-21 9320 Siskiyou ne of Weed (Highway 97 at the 11.0 Mile Marker, 1.2 mi w of A12); Highway 97 at the 11.0 Mile Marker 1188 Comment
  RSA65958  Eriogonum umbellatum var. nevadense F. W. Peirson 1923-7-19 3711 Siskiyou Near Bray. Comment
  HSC71083  Eriogonum umbellatum var. polyanthum M. A. Baker 1980-6-20 2207 Siskiyou Near Bald Mtn. 1036 Comment
  CAS-BOT-BC265203  Eriogonum umbellatum var. speciosum Dorothy Parker 1948-8-2 161 Siskiyou Along Etna Creek, 1-1 1/2 mi. from Etna, Scott Valley 896 Comment
  SEINET3860115  Eriogonum ursinum var. erubescens James L. Reveal, Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, N and W slope and ridge of Deadwood Baldy Peak, Klamath National Forest.; 0 1675 Comment
  UC1980594 Image available Eriogonum ursinum var. erubescens James L. Reveal, Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest. Comment
  OBI76912  Eriogonum vimineum Anthony Baniaga 2011-7-8 431 Siskiyou Klamath Natl Forest. Along Salmon river, on hwy 93 694 Comment
  UC912832  Eriogonum vimineum Lewis S. Rose 1941-8-28 41429 Siskiyou Macdoel 1219 Comment
  CAS-BOT-BC262370  Eriogonum vimineum Gordon H. True No date on label 3295 Siskiyou Scott Valley, just west of Fort Jones 792 Comment
  RSA14326  Eriophorum angustifolium Elmer I. Applegate 1895-5-28 770 Siskiyou 18th crossing of the Sacramento River below Sisson Comment
  UC184614  Eriophorum crinigerum Geo. D. Butler 1910-7-9 1703 Siskiyou Shackleford Creek, Log Lake 1219 Comment
  CAS-BOT-BC300354  Eriophyllum Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  CAS-BOT-BC301117  Eriophyllum lanatum var. achilleoides Frank W. Peirson 1923-7-19 3915 Siskiyou 17 miles north of Bray Comment
  CAS-BOT-BC301139  Eriophyllum lanatum var. achilleoides Lincoln Constance 1933-7-6 E 120 Siskiyou 5 miles s. of Bray Comment
  CAS-BOT-BC308284  Eriophyllum lanatum var. integrifolium M. B. Dunkle 1945-7-19 9218 Siskiyou Marble Valley summit, Klamath Forest 2194 Comment
  HSC22490  Eriophyllum lanatum var. integrifolium J. O. Sawyer 1969-7-9 1106 Siskiyou Between Horse Range and Little Duck Lake 2354 Comment
  HSC19424  Eriophyllum lanatum var. lanceolatum J. O. Sawyer 1968-7-23 610 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  HSC74872  Eriophyllum lanatum var. lanceolatum J. P. Smith, Jennifer Whipple 1978-7-2 9972 Siskiyou Klamath National Forest, ridge trail E of Cook and Green Pass 1341 Comment
  RSA14500  Eriophyllum lanatum var. lanceolatum Elmer I. Applegate 1923-9-7 3952 Siskiyou Doggett Ridge, south slope of the Siskiyou Mountains. Comment
  SBBG8170  Eriophyllum lanatum var. lanceolatum H. and M. Dearing 1939-6-3 3534 Siskiyou near Scott Bar Comment
  CHSC86455  Erodium cicutarium Jenny Marr 1993-7-1 72 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NE of Meiss Lake. 1349 Comment
  CAS-BOT-BC55117  Erysimum perenne Gilbert Muth 1965-8-6 s.n. Siskiyou North side of Black Mountain. Comment
  CAS-BOT-BC133271  Erythronium citrinum Elmer I. Applegate 1932-4-16 7061 Siskiyou Klamath River opposite the mouth of Doggett Creek Comment
  CAS-BOT-BC502724  Erythronium grandiflorum G. J. Muth 1969-8-8 1286 Siskiyou Gap Meadow, Boulder Peak Ridge 2286 Comment
  SEINET3991732  Erythronium grandiflorum Unknown 1901-6-1 Siskiyou Marble Mtn. Comment
  CAS-BOT-BC133299  Erythronium hendersonii Mrs. A. E. Stonehouse 1917-4-25 s.n. Siskiyou Hilt Comment
  UC1083341  Erythronium hendersonii Herbert L. Mason 1931-5-9 5861 a Siskiyou Siskiyou Summit Comment
  JEPS51783  Eschscholzia californica Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Horseshoe Bend Region of the Upper Sacramento Comment
  HSC473  Eucephalus ledophyllus var. ledophyllus William J. Ferlatte 1966-8-3 298 Siskiyou Yellow Rose Mine 1982 Comment
  CAS-BOT-BC383118  Eucephalus tomentellus Andrew Townesmith; Karen M. Meyer 2007-7-28 863 Siskiyou Shasta-Trinity National Forest. Along Forest Service route 26, 4.1 miles west of forest boundary 1277 Comment
  RSA105401  Euonymus occidentalis Douglas Barbe 1955-6-30 060 Siskiyou 0.8 mile NW of Forest Camp, Etna. Along Johnson Creek. 945 Comment
  OBI4695  Euphorbia esula T. C. Fuller 1969-7-1 18619 Siskiyou SE of Flying K Ranch, Quartz Valley, S of Mugginsville Comment
  SBBG28444  Euphorbia lathyris L. C. Wheeler 1934-11-4 3358 Siskiyou Scott Bar, Scott River, Marble Mtns 518 Comment
  UCSB37071  Euphorbia virgata Clark, Dell 1970-6-23 Siskiyou 2 1/2 miles northwest of Dorris, on east side of Mathews Rd., 1 1/2 miles north of Picards Rd. Comment
  CAS-BOT-BC310630  Eurybia radulina L. E. Smith 1912-7-1 s.n. Siskiyou McCloud Comment
  UC1409463  Eurybia radulina Frederick W. Oettinger 1969-8-29 1563 Siskiyou along trail above, between Abbotts Upper Cabin & English Lake Willow Springs; Salmon Mountains, Marble Mountain Wilderness Area, English P 1676 Comment
  HSC67573  Fallopia convolvulus J. P. Smith, Steve Selva 1970-7-17 4442 Siskiyou 915 Comment
  CDA28208  Festuca elmeri William J. Ferlatte 1987-5-2 Siskiyou Highway 3 0.9 mile north of Scott Mountain Summit, south of Callahan 0 Comment
  CAS-BOT-BC278730  Festuca idahoensis Lewis S. Rose 1945-6-18 45070 Siskiyou Horse Creek & Klamath River 502 Comment
  HSC77105  Festuca idahoensis K. T. Stillman 1976-8-7 177 Siskiyou Marble Mtn. Wilderness Area. Comment
  RSA211385  Festuca idahoensis William J. Ferlatte 1966-8-3 251 Siskiyou Trinity Alps: Big Flat, wooded area near public camp. 1524 Comment
  CHSC105879  Festuca occidentalis Julie Kierstead Nelson 2008-7-12 2008 -003 Siskiyou South slope of Mt. Shasta in mixed conifer-black oak forest. 1325 Comment
  HSC39910  Festuca occidentalis J. P. Smith, Steve Selva 1970-7-16 4400 Siskiyou Blue Mtn. Comment
  HSC43046  Festuca occidentalis J. O. Sawyer, K. T. Stillman 1976-5-30 2760 Siskiyou Along Specimen Creek. 915 Comment
  UC1190231  Festuca occidentalis Ira L. Wiggins 1955-7-24 13498 Siskiyou ridge between upper reaches of China Creek and Blind Horse Creek Comment
  UC197109  Festuca pratensis Geo. D. Butler 1909-8-16 862 Siskiyou near Yreka (along creek) Comment
  UCD66265  Festuca roemeri R. Tofsrud 1949-8-3 Siskiyou Soap Creek Ridge, between Yreka and Fort Jones. Comment
  CAS-BOT-BC279070  Festuca rubra L. E. Smith 1915-6-1 s.n. Siskiyou Sisson 1524 Comment
  HSC30646  Festuca rubra Frederick W. Oettinger 1969-9-2 1584 Siskiyou Marble Mtn. Wilderness Area, Bear Meadow near Tom Taylor Cabin 2027 Comment
  UCD66368  Festuca rubra Geo. D. Butler 1909-6-13 829 Siskiyou Moffitt Creek. Comment
  HSC32288  Festuca subuliflora J. O. Sawyer 1970-6-17 2206 Siskiyou Dry slopes N of Sugar Lake 1799 Comment
  SEINET11915235  Fragaria californica H. P. Chandler 1901-1 1569 Siskiyou nr Marble Mtn - North Coast Ranges 1829 Comment
  HSC43423  Fragaria vesca Maralyn O'Meara 1974-5-25 387 Siskiyou Near junction of Rd. 8 and French Creek Rd. 1280 Comment
  UC166620  Fragaria vesca Geo. D. Butler 1908-6-27 496 Siskiyou Forest House Mountain Comment
  CAS-BOT-BC447518  Fragaria virginiana var. platypetala Wm. Bridge Cooke 1938-7-15 11251 Siskiyou Wagon Camp. Occasional along the outer fringe of the meadow in dry locations. 1737 Comment
  CAS-BOT-BC53415  Frangula californica subsp. occidentalis Edward Lee 1934-8-13 1060 Siskiyou Happy Camp to Waldo (Oregon) road, watershed of West Branch of Indian Creek, Klamath National Forest 1219 Comment
  CAS-BOT-BC60010  Frangula purshiana Wm. F. Herrin 1920-1-1 s.n. Siskiyou Shasta Springs. Comment
  HSC100193  Frangula purshiana J. P. Smith, & J. O. Sawyer 2011-9-5 13416 Siskiyou Along Yreka-Walker Road (County Road 7J001). 953 Comment
  SEINET11249900  Frangula rubra H. M. Hall, E. B. Babcock 4172 Siskiyou Head of McCloud River 1524 Comment
  UCD121439  Frasera albicaulis var. nitida J. P. Smith; J. O. Sawyer 1972-6-30 5638 Siskiyou Jct. of French Creek and Sugar Creek road, 1/2 mile west of Parrott Mill Road. 1249 Comment
  CAS-BOT-BC223577  Fraxinus latifolia Alice Eastwood 1921-7-30 11011 Siskiyou Shasta Springs Comment
  UC61684  Fraxinus latifolia Geo. B. Grant Sep 1904 5181 Siskiyou Dunsmuir Mount Shasta 609 Comment
  CAS-BOT-BC502836  Fritillaria atropurpurea R. C. Barneby 1954-5-17 11538 Siskiyou Scott Mountains 8 miles above Callahan Comment
  UC705736  Fritillaria atropurpurea Marion Ownbey, D. H. Brown 1941-6-25 2433 Siskiyou near Donomore Meadow (e end of Siskiyou Mountains, near the Oregon Line); Siskiyou Mountains Comment
  HSC78195  Fritillaria glauca L. P. Janeway 1983-7-3 366 Siskiyou Ridgetop NW of Poker Flat (Siskiyou crest) 1585 Comment
  HSC90036  Fritillaria pudica Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-4 32 Siskiyou E side of Hwy. 3, 8 mi. N of Scott River Ranger Station 1159 Comment
  JEPS25674  Galium ambiguum subsp. siskiyouense Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7319 Siskiyou on rocky ridgetop marking Del Norte-Siskiyou co. boundary Siskiyou Mts. (on steep grade just above jeep road between Poker Flat and Twin Valley) 1664 Comment
  HSC60824  Galium bifolium Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  HSC19301  Galium bifolium J. O. Sawyer 1969-7-10 1282 Siskiyou E facing slope W of S Sugar Lake 2226 Comment
  JEPS25845  Galium bolanderi Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7470 Siskiyou roadbank on state Hwy 96 about 5 mi s Clear Creek ((or 4 mi n of Swillup Creek), along river); Klamath River 292 Comment
  UCSB17328  Galium bolanderi Hardham, Clare 1961-7-2 Siskiyou Scott River south of Steelhead Comment
  HSC69045  Galium glabrescens Maralyn A. Renner 1980-8-7 2345 Siskiyou Ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  HSC19813  Galium glabrescens Lauramay T. Dempster, Clare B. Hardham 1961-7-1 1820 Siskiyou White Mtn., just S of the Oregon border, E slope just below the peak Comment
  HSC81666  Galium glabrescens subsp. glabrescens Thomas W. Nelson, Jane P. Nelson 1980-7-17 6076 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  SBBG18787  Galium glabrescens subsp. glabrescens C. B. Hardham 1961-6-30 8012 Siskiyou White Mtn Comment
  JEPS105027  Galium grayanum var. grayanum Dean W. Taylor 1996-7-7 15811 Siskiyou Salmon Mountains; Ruffey Lakes (about 8 air miles southwest of Etna), in cirque above the upper lake; Klamath National Forest 2072 Comment
  JEPS100202  Galium serpenticum subsp. scotticum Dean W. Taylor 2002-6-10 18122 Siskiyou Scott Mountain, Forest Road 40N08 0.25 miles E of the junction with Highway 3 (3 miles NE from Scott Mountain summit) 1341 Comment
  JEPS83626  Galium serpenticum subsp. scotticum Marla Knight 1987-7-14 934 Siskiyou FS. Rd. 40N03 about 0.6 mi ne Hwy. 3 (above road at Hayes Gulch); Klamath National Forest, Scott River District, China Mt. SW 1350 Comment
  HSC19812  Galium serpenticum subsp. scotticum F. Ehrendorfer, G. L. Stebbins 1959-6-29 5915 Siskiyou Siskiyou/Trinity Co. line, W flank of Scott Mtn. 1921 Comment
  HSC67608  Galium triflorum J. P. Smith, Steve Selva 1970-7-16 4397 Siskiyou Blue Mtn. Comment
  UC139340  Galium triflorum Copeland 1903-9-14 3933 Siskiyou Sisson Comment
  POM60669  Galium triflorum Copeland 1903-9-14 3933 Siskiyou Sisson. Comment
  RSA238879  Galium triflorum Frederick W. Oettinger 1967-8-20 287 Siskiyou Just below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  CAS-BOT-BC182154  Garrya fremontii Baki Kasapligil 1981-7-26 6189 Siskiyou Between road junction going to Bolan Lake (glacier lake) Comment
  HSC19181  Garrya fremontii J. O. Sawyer 1968-9-28 733 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  HSC40240  Garrya fremontii J. P. Smith 1976-5-5 8690 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  UC412883  Garrya fremontii Annie M. Alexander and Louise Kellogg 1911-6-13 138 Siskiyou 6 mi nw Callahan Comment
  UC876011  Garrya fremontii L. E. Smith Jul 1912 Siskiyou Hornbrook Comment
  RSA392397  Garrya fremontii Bonnie C. Templeton 1957-6-21 s.n. Siskiyou About ten miles north of Callahan. Comment
  JEPS27556  Gayophytum diffusum subsp. parviflorum Geo. D. Butler 1908-8-3 165 Siskiyou near Log Lake and Shackelford Creek ((south of Red Mountain)) 1524 Comment
  JEPS74436  Gayophytum diffusum subsp. parviflorum W. J. Ferlatte 1966-8-2 237 Siskiyou Big Flat Trinity Alps (wooded area near public camp) 1524 Comment
  HSC29482  Gayophytum diffusum subsp. parviflorum Frederick W. Oettinger 1968-8-7 434 Siskiyou Salmon Mtns., E side of Hancock Lake 1890 Comment
  HSC29483  Gayophytum diffusum subsp. parviflorum Frederick W. Oettinger 1967-8-21 297 Siskiyou Salmon Mtns., in front of NW face of Tom Taylor Cabin 2055 Comment
  HSC77275  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1983-8-28 629 Siskiyou At Poker Flat. Dry W side of lower portion of meadow. 1524 Comment
  JEPS27525  Gayophytum heterozygum W. L. Jepson 1914-8-9 5744 Siskiyou McCloud 1036 Comment
  POM258618  Gayophytum heterozygum W. Bridge Cooke 1940-7-5 15293 Siskiyou Mount Shasta: along the road between Wagon Camp and Bear Springs. 1524 Comment
  HSC92087  Gayophytum humile Jennifer Whipple 1976-7-9 1387 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC141171  Gentiana calycosa Dr. E. B. Copeland 1903-8-18 3829 Siskiyou Mt. Eddy 2286 Comment
  HSC91291  Gentiana newberryi Jennifer Whipple 1976-9-4 1792 Siskiyou Mt. Eddy, SW of Dobkins Lake along the drainage into the lake 2226 Comment
  POM130547  Gentiana newberryi E. B. Copeland 1903-9-7 3878 Siskiyou Mt. Eddy. Comment
  SEINET191268  Gentiana setigera C. C. Harris, S. K. Harris 1939-8-29 976 Siskiyou Marble Mt. Wld Area; Half Moon Meadow. 1670 Comment
  CAS-BOT-BC94968  Gentianopsis simplex R. C. Wenk 2008-8-31 990 Siskiyou South Fork of Salmon River, Yellow Rose Mine above Big Flat Meadow 1981 Comment
  UCD117779  Gilia latiflora subsp. davyi J. T. Howell; T. C. Fuller, G. D. Barbe 1980-5-20 2777 Siskiyou west of Motel 6, south of town, north of Greenhorn Creek Road, Yreka. 822 Comment
  CAS-BOT-BC282719  Glyceria elata A. A. Heller 1916-7-20 12465 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy 1158 Comment
  HSC26629  Glyceria elata J. P. Smith, Steve Selva 1970-6-16 4061 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  UCD85119  Glyceria elata A. A. Heller 1916-7-20 12465 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1158 Comment
  RSA183415  Glyceria striata J. M. Tucker 1963-8-19 3774 Siskiyou Headwaters of Canyon Creek, Marble Mountain Wilderness Area. 1951 Comment
  CHSC88403  Gnaphalium palustre Jenny Marr 1993-7-1 162 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC896940  Gnaphalium palustre A. A. Heller 1915-8-24 11211 Siskiyou ne base Mt. Eddy (Metcalf's Ranch) 1188 Comment
  RSA237528  Gnaphalium thermale Frederick W. Oettinger 1969-8-19 1449 Siskiyou Ridge from Arrow Peak to King David Peak, English Lake Basin; High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  CAS-BOT-BC314628  Grindelia hirsutula R. E. Frenkel 1964-10-2 869 Siskiyou On the south-west side of Everett Memorial Highway near Mount Shasta 1642 Comment
  RSA675180  Gutierrezia sarothrae F. R. Schallert 1953-8-10 2394 Siskiyou below Shasta Comment
  CDA3427  Gypsophila paniculata Bill Huse 1953-7-29 Siskiyou Soil Conservation Yard at McDoel, Tule Lake. 0 Comment
  UC1408782  Hackelia bella Frederick W. Oettinger 1968-8-11 476 Siskiyou 30 yards se of Tom Taylor Cabin (High Lake Basins in Vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 2026 Comment
  JEPS55568  Hackelia micrantha Ruby Van Deventer 1938-7-31 280 Siskiyou Poker Flat 1219 Comment
  UCR39975  Hackelia micrantha L. P. Janeway 1983-7-31 470 Siskiyou Poker Flat 1524 Comment
  RSA235885  Hackelia micrantha J. L. Gentry Jr., David Vierig 1968-6-17 2063 Siskiyou Siskiyou Mountains, 20.9 miles north of Happy Camp (Calif. Hwy. 96) 1.5 miles from jct. U.S. Forest Roads 1916 & 1916B on road 1916. 1372 Comment
  CHSC31061  Hackelia mundula M. S. Taylor 1980-7-8 3108 Siskiyou On trail, e side of Castle Lake to Little Castle Lake. 1767 Comment
  UC1041016  Hastingsia alba J. W. Congdon 1900-8-8 Siskiyou near Sisson; near Sisson Comment
  CAS-BOT-BC504622  Hastingsia alba R. C. Barneby; H. D. Ripley 1954-5-16 11507 Siskiyou Along Klamath R., 5 1/2 mi. upstream from Klamath River P. O. 548 Comment
  JEPS80489  Hastingsia alba Gilbert Muth 1966-7-17 387 Siskiyou ridge near Lookout (Marble Mountain Wilderness Area); Marble Mountain Wilderness Area 2042 Comment
  RSA184797  Hastingsia alba Gilbert Muth 1966-7-17 387 Siskiyou Ridge, near lookout, Marble Mountains. 2043 Comment
  UC3686  Hastingsia alba C. B. Bradley 1879-1 Siskiyou Comment
  HSC24701  Hastingsia serpentinicola J. O. Sawyer 1969-8-2 1699 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  JEPS16948  Hazardia whitneyi var. discoidea Peter H. Raven 1956-9-4 10378 Siskiyou on the ridge s Mount Eddy 2286 Comment
  RSA237440  Hazardia whitneyi var. discoidea Frederick W. Oettinger 1968-8-24 623 Siskiyou Crapo Peak Ridge above Tom Taylor Cabin. Salmon Mountains. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  CAS-BOT-BC306752  Helenium bigelovii Doris K. Kildale 1928-8-18 6471 Siskiyou Head of north fork of Salmon River at Finleys Upper Camp Comment
  RSA654056  Helenium bigelovii Beecher Crampton 1956-8-21 3809 Siskiyou Slopes of Gumboot Lake, headwater of the S fork of Sacramento River 1921 Comment
  CAS-BOT-BC305471  Helianthus annuus L. E. Smith 1914-9-9 756 Siskiyou Sisson Comment
  UCD132901  Helianthus bolanderi Morris Halperin 1930-7-11 s.n. Siskiyou Along main highway, between Montague and Yreka. Comment
  HSC76749  Heracleum maximum K. T. Stillman 1976-7-15 253 Siskiyou Marble Mountain Wilderness Area. 1951 Comment
  CHSC91337  Hesperochiron californicus Lowell Ahart; John Dittes 2005-6-10 12105 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  UC163842  Hesperochiron pumilus Geo. D. Butler 1910-4-21 1210 Siskiyou Oro Fino Comment
  UC163843  Hesperochiron pumilus Geo. D. Butler 1910-5-10 1326 Siskiyou Goosenest foothills 1676 Comment
  SD11874  Hesperocyparis macnabiana Carl B. Wolf 1930-10-19 Siskiyou Modoc Lava Beds, 1 mile east of Timbered Butte on old road from ? Hill Farm at Dana to Little Hot Spring Valley 1220 Comment
  HSC30649  Heterocodon rariflorum Frederick W. Oettinger 1969-8-18 1427 Siskiyou Marble Mtn. Wilderness Area, due N of Horse Range Lake outlet 1860 Comment
  SEINET10972516  Heterocodon rariflorum Oettinger 1966-8-18 OETTINGER 1427 Siskiyou VIC. ENGLISH PEAK, MARBLE MTN WILDERNESS, N OF HORSE RANGE LAKE OUTLET ON MOSSY DRIPPING ROCKS Comment
  UC1557835  Heterotheca oregona var. rudis J. Semple and S. Heard 1986-8-15 8462 Siskiyou w end Fort Jones (on CA-3 (about #600 Main St.)) 853 Comment
  CHSC99585  Heuchera merriamii L. P. Janeway 2008-7-22 9447 Siskiyou Klamath Ranges. Between the Trinity Mountains, Castle Crags, and The Eddys; narrow ridge between Hart Lake and Little Castle Lake. Growing in rocky cracks in very steep north-facing granite outcrop. 1871 Comment
  JEPS84338  Heuchera merriamii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6370 Siskiyou 7 mi nne of Seiad Valley (w of Cook and Green Pass, 1/2 mi e of Red Butte summit) 1900 Comment
Read comments
Jul 30 2009
  CAS-BOT-BC420701  Heuchera merriamii Louis C. Wheeler 1934-8-2 3012 Siskiyou Klamath, MDM Jaynes Canyon 2042 Comment
  RSA0063193  Heuchera merriamii William J. Ferlatte 1967-8-23 1093 Siskiyou Head of Kidd Creek. Trinity Alps. 2134 Comment
  CAS-BOT-BC420938  Heuchera micrantha var. diversifolia D. E. Breedlove 1962-6-11 3348 Siskiyou On moist bank of Canyon Creek with Pinus ponderosa and Salix so., abour 20 miles west of Fort Jones; Marble Mountains 914 Comment
  HSC61158  Heuchera rubescens Al Hobart 16 Jul [year missing] Siskiyou El Capitan Comment
  CAS-BOT-BC424369  Heuchera rubescens C. S. Robinson 1927-7-28 107 Siskiyou Sequoia Forest. Grantie Gulch Long Mdw. 2987 Comment
  CAS-BOT-BC319677  Hieracium albiflorum Edward Lee 1934-8-13 1088 Siskiyou Watershed of West Branch of Indian Creek, Happy Camp to Waldo (Oregon) Road, Klamath National Forest 1463 Comment
  HSC22258  Hieracium albiflorum J. O. Sawyer 1969-7-23 1445 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  RSA211519  Hieracium horridum William J. Ferlatte 1967-8-20 1041 Siskiyou Caribou Mountain. 2470 Comment
  HSC22200  Hieracium nudicaule J. O. Sawyer 1968-7-9 416 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  JEPS84328  Hieracium nudicaule L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6371 Siskiyou ca 1/2 mi e Red Butte summit (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1900 Comment
  CAS-BOT-BC316028  Hieracium scouleri Doris K. Kildale 1929-7-20 8633 Siskiyou Trail up South Fork of Indian Creek to Elk Lick 1371 Comment
  OBI55488  Hieracium scouleri David J. Keil 1992-7-20 23511 Siskiyou Klamath NF, SW of Fort Jones. Along Forest Rd 46N64, 8.2 mi W of Scott River Rd 800 Comment
  HSC60908  Hieracium triste Al Hobart Siskiyou Black Butte Comment
  CDA30919  Hirschfeldia incana M. Beyers, G. F. Hrusa 2010-8-18 703 Siskiyou Highway 96; Sluice Box Klamath River Access. 556 Comment
  CAS-BOT-BC280782  Holcus lanatus Dorothy Parker 1948-7-18 79 Siskiyou In Plowman's Valley, East Fork of Scott River 1188 Comment
  HSC27643  Holcus lanatus Carl W. Mize 1972-6-21 79 Siskiyou Forks of Salmon. 343 Comment
  HSC100272  Holodiscus discolor J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-8-7 13066 Siskiyou Klamath National Forest, road to Crater Lake off Forest Service Road 40N24. 2003 Comment
  JEPS82498  Holodiscus discolor Gilbert Muth 1965-8-3 148 Siskiyou Down Creek from Marble Valley; Marble Mt. Wilderness Area 1767 Comment
  SEINET515853  Holodiscus microphyllus var. glabrescens Vernon Oswald 1997-7-28 8773 Siskiyou Forest Route 49 (Powder Hill Rd.) at 41N03 (to Porcupine Butte), 16 mi. S of Medicine Lake. 1366 Comment
  HSC81976  Hordeum brachyantherum Thomas W. Nelson, Jane P. Nelson 1979-6-16 4863 Siskiyou Above Mule Creek, along Hwy. 3, 4.4 mi. N of Scott Mtn. Summit 1220 Comment
  POM112114  Hordeum brachyantherum Geo D. Butler 1910-6-15 1564 Siskiyou Yreka Creek Comment
  UCR142756  Hordeum brachyantherum L. C. Wheeler 1934-8-14 3133 Siskiyou Siskiyou Mtns, North side of White Mountain 1768 Comment
  CAS-BOT-BC143948  Horkelia daucifolia Lewis S. Rose 1945-6-18 45067 Siskiyou Horse Creek & Klamath River 502 Comment
  JEPS44540  Horkelia daucifolia Geo. D. Butler 1909-5-8 713 Siskiyou e Yreka (Shasta Valley); Shasta Valley Comment
  UC163747  Horkelia daucifolia Geo. D. Butler 1910-7-3 1634 Siskiyou 1219 Comment
  JEPS74498  Horkelia fusca subsp. parviflora W. J. Ferlatte 1966-8-3 250 Siskiyou near public camp; Big Flat 1524 Comment
  JEPS77496  Horkelia fusca subsp. parviflora Susan Horner 1978-6-30 397 Siskiyou About 4 mi s-se Hambone (on road between 40N05 and Sand Flat Well) 1280 Comment
  SEINET10483363  Horkelia fusca subsp. parviflora Mary Merello 1993-6-25 Merello 724 Siskiyou Shasta National Forest. At end of Forest Service Road 39N 28, road to Lower Falls and Fowlers Campground. Open conifer woodlands. Disturbed. Along McCloud River. 970 Comment
  UC481107  Horkelia fusca subsp. parviflora Annie M. Alexander and Louise Kellogg 1911-7-16 251 Siskiyou S. Fork Salmon River 1524 Comment
  CAS-BOT-BC536223  Horkelia fusca var. parviflora Alice Eastwood 1921-7-29 10979 Siskiyou Bear Spring on raod to Medicine Lake Comment
  JEPS88752  Horkelia tridentata subsp. tridentata Dean W. Taylor 1993-5-26 13521 Siskiyou ca 400 m e Forest Road 40N04 and right-of-way PG&E natural gas pipeline (1 mi nw Timbered Crater, on border of narrow meadows along unnamed creek tributary to Abode Flat); Modoc Plateau, nw Timbered Crater 1120 Comment
  JEPS116582  Horkelia tridentata subsp. tridentata Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -019 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N84 Mt. Shasta (in area burned by Hotlum Fire Feb 2006; ca. 4 mi NE of Town of Weed) 1249 Comment
  CAS-BOT-BC201133  Hosackia crassifolia Doris K. Kildale 1929-7-20 8573 Siskiyou South Fork Indian Creek near Gilmore's 457 Comment
  HSC69189  Hosackia oblongifolia var. oblongifolia Maralyn A. Renner 1980-8-31 2629 Siskiyou Twin Valley. 1494 Comment
  HSC30481  Hosackia pinnata Frederick W. Oettinger 1969-8-12 1342 Siskiyou Abbott's lower Cabin 1189 Comment
  CHSC98745  Hulsea nana L. P. Janeway; B. Castro 2007-7-29 9137 Siskiyou High Cascade Range. Medicine Lake Highlands; Pumice Stone Mountain, very steep north-facing slope near the top of the northwest-trending shoulder. 2067 Comment
  CDA2813  Humulus lupulus T. C. Fuller 1959-10-21 3155 Siskiyou North limits of Mt. Shasta City. 0 Comment
  HSC627  Hydrophyllum occidentale William J. Ferlatte 1966-7-7 215 Siskiyou N side of Caribou Mtn. 1982 Comment
  HSC99611  Hypericum anagalloides J. O. Sawyer 1969-8-5 1773 Siskiyou W of Little Duck Lake 2073 Comment
  HSC99601  Hypericum anagalloides William J. Ferlatte 1966-6-23 142 Siskiyou Big Flat, between campground and S Fork of the Salmon River 1524 Comment
  HSC29221  Hypericum perforatum Frederick W. Oettinger, R. F. Thorne 1969-8-8 1307 Siskiyou Marble Mtn. Wilderness Area, mid-way between English Lake main camp & Sundew Bog due W of camp 1799 Comment
  CAS-BOT-BC401468  Hypericum scouleri Laura M. Lathrop 1903-7-17 s.n. Siskiyou Sisson Comment
  UC166053  Idahoa scapigera Geo. D. Butler 1909-2 571 Siskiyou around Yreka Comment
  UC856770  Idahoa scapigera Louis C. Wheeler 1935-3-16 3373 Siskiyou Klamathon, Klamath River Klamath River; Klamathon, Klamath River 701 Comment
  CAS-BOT-BC206831  Iliamna bakeri L. Constance 1940-7-12 15337 Siskiyou Along Memorial Highway, Mount Shasta. 1524 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
  UC718487  Ipomopsis aggregata Carl B. Wolf 1934-7-4 5942 Siskiyou 13.5 mi from Horse Creek Bridge (Dry Lake Lookout); Siskiyou Mtns, Klamath River, Horse Creek Comment
  UCD77784  Ipomopsis aggregata Robert E. Preston 2002-7-12 1910 Siskiyou Klamath National Forest, S slope of Rainbow Mountain 1798 Comment
  HSC226  Ipomopsis aggregata William J. Ferlatte 1966-7-7 209 Siskiyou NW side of Caribou Mtn. 1829 Comment
  HSC81565  Ipomopsis aggregata subsp. aggregata Thomas W. Nelson, Jane P. Nelson 1980-7-17 6093 Siskiyou Along FS Rd. 17, 0.5 mi. N of summit at county line 2073 Comment
  JEPS95608  Ipomopsis aggregata subsp. formosissima Vernon H. Oswald and L. Ahart 1994-8-10 6463 Siskiyou T40N R3W center Sec. 16, 5200 ft, Montane Chaparral. FS 31 0.6 mi E of Ski Park Hwy. (FS 88), ca. 5 mi (air) NW of McCloud 1584 Comment
  RSA78832  Ipomopsis aggregata subsp. formosissima P. A. Munz 1952-7-2 17910 Siskiyou West of Baldy Mountain L.O. 6 air miles west of Happy Camp, Siskiyou Mountains 1768 Comment
  UC23469  Ipomopsis congesta Harley P. Chandler 1901-6-1 1666 Siskiyou Marble Mtn North Coast Ranges 2438 Comment
  POM259367  Ipomopsis congesta J. T. Howell 1939-8-4 15047 Siskiyou Marble Rim, Marble Mts Comment
  UC1540153  Ipomopsis congesta subsp. palmifrons Dean Wm. Taylor, Glenn L. Clifton, R. Doug Stone 1987-8-7 9252 Siskiyou Caldwell Butte Lava Beds National Monument (on crater floor at n interior) 1499 Comment
  JEPS17222  Iris missouriensis Geo. D. Butler 1909-7-22 883 Siskiyou Goosenest Mountain Comment
  HSC76882  Iris tenuissima K. T. Stillman 1976-6-27 142 Siskiyou Marble Mtn. Wilderness Area, near Bear Lake Comment
  SEINET10469761  Iris tenuissima Mary Merello 1993-6-22 Merello 694 Siskiyou Shasta National Forest outside of Mt. Shasta City. Along Forest Service Road 26 to Lake Siskiyou. Mixed conifer forest along rocky, gravely slopes of the Sacramento River. 1090 Comment
  UC705594  Iris tenuissima Marion Ownbey and D. H. Brown 1941-6-22 2421 Siskiyou just s Craggy Mountain (nw of Yreka) Comment
  UC844949  Iris tenuissima unknown 1941-6-6 16015 Siskiyou e base Mt. Eddy Comment
  SEINET10735771  Isatis tinctoria Andrew Townesmith, Karen M. Meyer 2007-8-3 Townesmith 896 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. T46N R7W, near boundary between sections 7 and 8. 576 Comment
  CDA38006  Isatis tinctoria CDFA Staff s.n Siskiyou Fort Jones. 0 Comment
  CAS-BOT-BC69863  Isoetes occidentalis Louis C. Wheeler 1963-9-11 8385 Siskiyou Siskiyou Mountains: Dillon Creek, 3/4 mi. ne. of Sawtooth Mountain. 1615 Comment
  RSA637583  Isoetes occidentalis I. Shackleford 1997-7-24 259 Siskiyou Klamath National Forest. Horseshoe Lake. Comment
  NY353429  Isopyrum stipitatum E. L. Greene 1876-4-10 689 Siskiyou Near Yreka Comment
  RSA576950  Isopyrum stipitatum Louis C. Wheeler 1935-3-10 3368 Siskiyou Mouth Beaver Creek off Klamath River, Siskiyou Mts. 549 Comment
  CAS-BOT-BC142726  Ivesia gordonii Alice Eastwood 1912-8-30 2028 Siskiyou Mount Eddy Comment
  UC185649  Ivesia gordonii Dr. E. B. Copeland 1903-8-18 3900 Siskiyou Mt. Eddy 2743 Comment
  CHSC40151  Juncus balticus L. P. Janeway 1983-8-28 639 Siskiyou At Poker Flat, a meadow. Middle of lower portion of meadow. 1524 Comment
  POM111243  Juncus bufonius var. bufonius Geo D. Butler 1910-7-12 1742 Siskiyou Shackleford Creek. 1220 Comment
  RSA22443  Juncus drummondii J. T. Howell 1937-7-24 13425 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  RSA238900  Juncus drummondii Frederick W. Oettinger 1968-9-9 797 Siskiyou Along the shoreline of Tom s Upper Pond. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2020 Comment
  RSA15602  Juncus effusus subsp. pacificus Carl B. Wolf 1927-8-26 1097 Siskiyou Klamath River, 14 miles above Happy Camp. Comment
  JEPS66976  Juncus ensifolius Geo. D. Butler 1908-8-28 80 Siskiyou Oro Fino Comment
  JEPS25661  Juncus ensifolius Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7304 Siskiyou 4 air mi nne Preston Peak (at Twin Valley, just e of Del Norte County line, watershed of Indian Creek); Siskiyou Mts., Twin Valley, Indian Creek 1219 Comment
  UCD141559  Juncus howellii J. M. Tucker 1950-7-24 1952 Siskiyou Beside Cold Creek at the Military Road crossing, about 6 miles northwest of Pilgrim Creek Experience Station, east side of Mt. Shasta. Comment
  UCSB63785  Juncus kelloggii Oswald, Vernon; Ahart, Lowell 1998-7-21 Siskiyou Northeast of Weed; east of Grass Lake; and west of Bray on Old State Highway; 0.8 mi east of Tennant Rd; T44N R1W SW'/i Sect. 20 1417 Comment
  CHSC70199  Juncus mertensianus Jennifer Whipple 1976-7-2 1247 Siskiyou Mount Eddy, Klamath Mountains. Near Durney Lake. Along stream draining Durney Lake. 2133 Comment
  HSC22472  Juncus mertensianus J. O. Sawyer 1968-7-9 440 Siskiyou W of Little Duck Lake 1936 Comment
  JEPS84034  Juncus mertensianus L. R. Heckard with J. Hickman et al. 1986-7-17 6458 Siskiyou ca 5 mi n Seiad Valley (ridge e of Kangaroo Peak, s of Lily Pad Lake) 1940 Comment
  JEPS63824  Juncus mexicanus B. C. Goldsmith 1916-9-29 34 Siskiyou Medicine Lake Comment
  UC1265303  Juncus occidentalis Frederick W. Oettinger 1969-8-24 1526 Siskiyou due w English Lake main camp (midway between English Lake main camp and Sundew Bog, vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1798 Comment
  HSC30701  Juncus orthophyllus Frederick W. Oettinger 1968-9-6 741 Siskiyou Bear Meadow, midway between English Peak and Tom Taylor Cabin at head of Snowslide Gulch 1997 Comment
  HSC39812  Juncus orthophyllus J. O. Sawyer 1969-8-4 1838 Siskiyou Above Sugar Lake 2134 Comment
  HSC67452  Juncus orthophyllus J. P. Smith, Steve Selva 1970-7-18 4485 Siskiyou Hanging bog at Kangaroo Lake. 1890 Comment
  UCD141750  Juncus parryi Dean Wm. Taylor 1975-8-14 5464 Siskiyou Mt. Shasta, between Shasta Ski area and Green Butte. 2590 Comment
  SEINET3140701  Juncus tenuis J. M. Tucker 1974-7-28 4317 Siskiyou Marble Mountain Wilderness Area, Haypress Meadows 1463 Comment
  JEPS94883  Juncus tiehmii Vernon H. Oswald and Lowell Ahart 1998-7-21 9362 Siskiyou e of Grass Lake (ne of Weed, and w of Bray on Old State Highway 0.8 mi e of Tennant Road); Old State Highway 1417 Comment
  CAS-BOT-BC81142  Juniperus communis Louis C. Wheeler 1934-8-14 3123 Siskiyou Klamath National Forest, 1/2 mi. W. White. Mt. 1920 Comment
  HSC40469  Juniperus communis var. jackii J. O. Sawyer 1973-7-18 2553 Siskiyou 1524 Comment
  HSC30624  Juniperus communis var. saxatilis Frederick W. Oettinger 1969-8-23 1513 Siskiyou Base of slope near Smith Lake, Salmon Mtns. 1677 Comment
  CAS-BOT-BC81224  Juniperus occidentalis Alice Eastwood 1912-7-20 1264 Siskiyou Hornbrook Comment
  HSC1276  Juniperus occidentalis R. C. Wunner 1965-6-18 207 Siskiyou Indian Well Campground, Lava Beds National Monument 1433 Comment
  UC202176  Juniperus occidentalis Geo. D. Butler 1909-12-10 1112 Siskiyou Klamath Hills Comment
  SEINET5450470 Image available Juniperus occidentalis Ross C. Clark, Bob Harvey; Chris Harvey 23916 Siskiyou Interstate Hwy. 5- vicinity of Hawkinsville. Comment
  RSA6894  Juniperus occidentalis var. occidentalis Elmer I. Applegate 1932-4-15 7060 Siskiyou Scott Valley, east side Comment
  SEINET10612645  Juniperus sibirica Edwin B. Copel 1903-10-6 Copeland 3782 Siskiyou Mt. Eddy 2250 Comment
  CAS-BOT-BC56362  Kalmia microphylla subsp. microphylla H. A. Thomas; J. H. Thomas 1954-7-24 4504 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  HSC22414  Kalmia polifolia J. O. Sawyer 1969-6-13 942 Siskiyou W of Little Duck Lake 2043 Comment
  SEINET3108511  Kalmia polifolia Steve Selva, Robert Jensen 1974-8-25 48 Siskiyou Meadow at west end of Little Duck Lake. Comment
  RSA46968  Keckiella corymbosa Carl B. Wolf 1927-8-27 1125 Siskiyou On the Klamath River, 4 miles below Happy Camp. Comment
  RSA305804  Keckiella corymbosa James R. Shevock 1972-7-26 2226 Siskiyou Along the Klamath River. 518 Comment
  UC163817  Keckiella lemmonii Geo. D. Butler 1908-8-24 426 Siskiyou Russian Creek; Clark Mine Comment
  HSC90596  Kelloggia galioides Jennifer Whipple 1976-7-23 1522 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2256 Comment
  RSA105490  Kelloggia galioides G. D. Barbe 1955-7-26 273 Siskiyou N slope of Scott Mtn. 1829 Comment
  JEPS36695  Lactuca canadensis W. L. Jepson 1894-1 Siskiyou Sisson Comment
  CAS-BOT-BC340612  Lactuca serriola Lewis S. Rose 1926-7-29 s.n. Siskiyou Shasta Springs Comment
  CHSC114323  Lactuca tatarica subsp. pulchella T. C. Fuller 1967-8-15 16260 Siskiyou 4 mi. n.e. of Macdoel, Siskiyou Co. Comment
  CAS-BOT-BC341693  Lagophylla ramosissima Alice Eastwood 1922-10-23 11556 Siskiyou Yreka Comment
  CAS-BOT-BC341704  Lagophylla ramosissima Louis C. Wheeler 1934-6-2 2608 Siskiyou Klamath National Forest. Oak Knoll R. S. 670 Comment
  CDA8089  Lagophylla ramosissima M. V. Maxwell 1971-6-23 Siskiyou South part of Yreka. 0 Comment
  CAS-BOT-BC204985  Lathyrus jepsonii var. californicus Geo. D. Butler 1910-7-6 1644 Siskiyou Shackleford Creek Comment
  UCD106351  Lathyrus latifolius S. P. Lynch 1975-4-19 1384 Siskiyou Along roadsides on St. Hwy. 96, 16.3 mi. NE of Happy Camp. Comment
  HSC61918  Lathyrus nevadensis var. nevadensis Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  SEINET184714  Lathyrus polyphyllus C. L. Hitchcock, JS Martin 1939-7-3 5209 Siskiyou Open hillside on Takilma-Happy Camp road 1676 Comment
  HSC39994  Lathyrus tracyi J. P. Smith 1973-5-5 6517 Siskiyou Along Cook and Green Pass Rd. Comment
  RSA761840  Ledum glandulosum R. F. Thorne, Frederick W. Oettinger 1969-8-4 63376 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2073 Comment
  SEINET10449271  Ledum glandulosum var. californicum Mary Susan Taylor 1980-7-8 Taylor 3101 Siskiyou T39N R5W ne sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on NW side of Castle Lake, along edge of lake. 1615 Comment
  UC61172  Lemna turionifera W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Mount Shasta, Sisson Sisson; Mount Shasta, Sisson Comment
  SBBG30517  Lepidium campestre D. Myrick 1968-6-28 2050 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  CAS-BOT-BC88864  Lepidium campestre Alice Eastwood 1923-5-18 11835 Siskiyou Shasta Springs. Comment
  CDA3794  Lepidium latifolium J. R. Grisham 1966-7-12 Siskiyou Mt. Shasta off-ramp of Interstate Freeway at Mt. Shasta City. 0 Comment
  RSA52437  Lepidium montanum var. canescens Dorothy Parker 1948-6-11 s.n. Siskiyou Yreka. Comment
  JEPS6664  Lesquerella occidentalis subsp. occidentalis Geo. D. Butler 1910-5-15 1342 Siskiyou Greenhorn Mountain 914 Comment
  CAS-BOT-BC341893  Lessingia nemaclada Ira L. Wiggins 1955-7-23 13461 Siskiyou Ridge W of China Creek, S side of S Fork of Salmon River 960 Comment
  CAS-BOT-BC341902  Lessingia nemaclada Elmer I. Applegate 1923-9-7 3948 Siskiyou Doggett Creek, Klamath River canyon Comment
  SEINET7073532  Leucocrinum montanum A. G. Vestal 1963-6-1 s.n. Siskiyou Road to Dwinnell Reservoir [Lake Shastina]. UTM Zone 10, 548518mN, 4593966mN. Coordinate datum: NAD27. Comment
  JEPS80659  Leucocrinum montanum W. B. and V. G. Cooke Jun 1979 3750 Siskiyou Timber Hills Mt. Shasta (garden of Mrs. R. Bangsberg) Comment
  HSC96499  Leucothoe davisiae Gordon Leppig 1998-8-13 1004 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen 2200 Comment
  CDA38866  Leucothoe davisiae F. D. Horn 1979-7-22 s.n. Siskiyou Duck Lake Creek near Etna. 0 Comment
  HSC4868  Lewisia cotyledon J. O. Sawyer 1968-9-9 665 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  HSC65559  Lewisia cotyledon R. White 1977-6-19 84 Siskiyou 1 mi. from Trout Camp by trail to Devil's Punchbowl 1341 Comment
  POM142945  Lewisia cotyledon Geo. D. Butler 1910-6-5 1527 Siskiyou Log Lake Comment
  UCR259343  Lewisia kelloggii Glenn L. Clifton 1997-6-27 35538 Siskiyou Soapstone Gulch [c. 7.9 miles WSW of Dunsmuir] 1991 Comment
  HSC92945  Lewisia leeana Jennifer Whipple 1976-6-18 1041 Siskiyou W facing slope of the ridge between Durney Lake and Little Crater Lake 2378 Comment
  CAS-BOT-BC444087  Lewisia leeana Philip A. Munz 1952-7-2 17915 Siskiyou On rd. to Baldy Mt., 6 mi. w. (by air) of Happy Camp, Siskiyou Mts. 1432 Comment
  RSA184767  Lewisia leeana Gilbert Muth 1966-7-14 382 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mountains. 1829 Comment
  RSA237331  Lewisia leeana Frederick W. Oettinger 1967-7-8 166 Siskiyou Near Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  HSC77042  Lewisia nevadensis K. T. Stillman 1976-6-25 25 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  RSA601899  Lewisia nevadensis L. C. Wheeler 1935-7-23 3682 Siskiyou Siskiyou Mountains: Mt. Diablo Mer.; Mud Springs, Middlehell Creek. 2011 Comment
  CAS-BOT-BC444235  Lewisia pygmaea John Thomas Howell 1937-7-25 13448 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC75110  Lewisia rediviva J. P. Smith, Thomas W. Nelson 1979-6-15 10120 Siskiyou Klamath National Forest, road to Carmen Lake, 0.6 mi. from its junction with Hwy. 3 1646 Comment
  RSA50194  Lewisia rediviva E. K. Balls 1949-7-8 13910 Siskiyou Trail from Scott Mountain Camp to Carmen Lake; Scott Mountain. 1753 Comment
  CAS-BOT-BC444584  Lewisia triphylla Gilbert Muth 1966-7-14 388 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mts. 1828 Comment
  UCD77823  Lewisia triphylla Robert E. Preston 2001-7-21 1725 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W ne 1/4 Section 22 2066 Comment
  JEPS107388  Leymus cinereus Lowell Ahart, John Dittes 2005-6-10 12109 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  CAS-BOT-BC272169  Leymus triticoides Geo. D. Butler 1910-6-13 1562 Siskiyou Yreka Creek Comment
  CAS-BOT-BC272173  Leymus triticoides Louis C. Wheeler 1934-9-22 3293 Siskiyou Walker, Klamath Forest 518 Comment
  HSC22241  Ligusticum californicum J. O. Sawyer 1969-8-4 1818 Siskiyou Above Sugar Lake 2134 Comment
  RSA183707  Ligusticum californicum Gilbert Muth 1965-7-28 130 Siskiyou Marble Valley Guard Station, Marble Valley Comment
  UC618606  Ligusticum grayi W. Bridge Cooke 1938-9-8 11655 Siskiyou upper and middle meadows Squaw Creek Heather Meadows (also at Panther Creek, Wagon Camp, etc.); Mt. Shasta, Squaw Creek Heather Meadows Comment
  UC663138  Ligusticum grayi W. C. McCalla 1940-7-5 6356 Siskiyou s. Mt. Shasta (near McCloud) 1249 Comment
  RSA453854  Ligusticum grayi M. B. Dunkle 1929-8-29 2392 Siskiyou Upper Rattlesnake Creek Comment
Read comments
May 7 2013
  UCR51776  Lilaeopsis occidentalis L. C. Wheeler 1935-7-3 03645 Siskiyou Shasta River. 2 mi. NW Montague 765 Comment
  CAS-BOT-BC130519  Lilium Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Comment
  CAS-BOT-BC508259  Lilium columbianum H. E. Brown 1897-6-1 344 Siskiyou Near Mt. Shasta 2133 Comment
  SEINET3887240  Lilium pardalinum Alv Dan Youngberg 1964-6-14 69 Siskiyou Humbolt Meridian.; 0 427 Comment
  HSC101482  Lilium pardalinum subsp. wigginsii J. P. Smith, J. O. Sawyer 2011-7-21 13034 Siskiyou Near Dillon Camp 1358 Comment
  UC3744  Lilium rubescens State Survey 1800-1 1435 Siskiyou Strawberry Valley; Mount Shasta 1219 Comment
  UC796734  Linanthus bolanderi Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11758 Siskiyou w of Callahan (French Creek logging road) 1066 Comment
  UC880334  Linanthus ciliatus A. A. Heller 1916-6-23 12428 Siskiyou near Black Butte (n of Sisson) 1127 Comment
  CAS-BOT-BC240383  Linnaea borealis subsp. longiflora Alice Eastwood 1912-7-15 1106 Siskiyou Mc Cloud [McCloud] Comment
  CAS-BOT-BC416401  Linnaea borealis subsp. longiflora Ira L. Wiggins 1955-7-23 13467 Siskiyou Ridge west of China Creek, south side of south fork of Salmon River 1097 Comment
  HSC61141  Linum lewisii Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  HSC29310  Linum lewisii Frederick W. Oettinger 1968-8-18 569 Siskiyou Marble Mtn. Wilderness Area, W side of Hancock Lake just N of the campsite area 1936 Comment
  UC609319  Linum lewisii Eleanor Burks Hart 1938-8-18 902 Siskiyou upper edge of Big Meadow Big Meadow 2286 Comment
  UC1190127  Listera convallarioides Ira L. Wiggins 1955-7-23 13470 Siskiyou China Creek 1097 Comment
  POM168783  Listera convallarioides E. B. Copeland 1903-8-17 3928 Siskiyou Mount Eddy Comment
  UC338558  Lithocarpus densiflorus unknown Sep 1889 Siskiyou near Sisson's Comment
  JEPS87856  Lithocarpus densiflorus var. echinoides Vernon H. Oswald and Lowell Ahart 1994-7-11 6408 Siskiyou 1.9 mi sw of the dam at Lake Siskiyou (Forest Road 26 (to Mt. Shasta) along this section of road); Forest Road 26 1036 Comment
  RSA468256  Lithophragma brevilobum Christopher Davidson 1975-6-5 2698 Siskiyou 0.7 mile on dirt road departing NE directly from Scott Mtn Summit. 1738 Comment
  CAS-BOT-BC432321  Lithophragma campanulatum Roxana S. Ferris; Laura Lorraine 1948-6-12 11855 Siskiyou 1.5 miles below summit of Gazelle Mountain Grade, E side 1417 Comment
  HSC77043  Lithophragma glabrum K. T. Stillman 1976-6-25 26 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  CAS-BOT-BC435474  Lithophragma glabrum Dorothy Parker 1948-4-14 s.n. Siskiyou Scott Valley 786 Comment
  HSC60783  Lithophragma heterophyllum Ruby Van Deventer Siskiyou Bell Echo Camp in Youngs Valley Comment
  RSA298362  Lithophragma heterophyllum James Payne Smith 1973-5-5 6417 Siskiyou Along Cook and Green Pass road. Comment
  SBBG30540  Lithophragma parviflorum D. Myrick 1968-6-25 2010 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  SEINET6032583  Lithophragma parviflorum G. D. Butler 1910-5-8 1307 Siskiyou Near Yreka Comment
  JEPS16108  Lomatium californicum Geo. D. Butler 1909-6-6 799 Siskiyou near Yreka Comment
  HSC76688  Lomatium dissectum var. multifidum K. T. Stillman 1976-7-30 319 Siskiyou Marble Mtn. Wilderness Area, ridge N of Black Mtn. into Elk Valley by way of Boulder Field, SE corner of valley 1768 Comment
  CAS-BOT-BC211135  Lomatium engelmannii Ira L. Wiggins 1950-5-28 12361 Siskiyou Margins of Carmen Lake, about 1.5 mi. e. of Scott Mountain road 1737 Comment
  UC1473423  Lomatium engelmannii Gilbert Jerome Muth 1978-8-4 7757 Siskiyou near Scott Mountain (close to town of Callahan) 2080 Comment
  HSC76724  Lomatium macrocarpum K. T. Stillman 1976-8-7 382 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  JEPS80513  Lomatium macrocarpum Gilbert Muth 1966-7-22 440 Siskiyou Marble Rim, Marble Mt. Wilderness Area Marble Mt. Wilderness Area, Marble Rim 2194 Comment
  RSA715497  Lomatium macrocarpum L. Ahart 2005-6-9 12032 Siskiyou About 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 775 Comment
  UCR51779  Lomatium macrocarpum M. O'Mera 1974-5-27 484 Siskiyou Along road 47N03. 1284 Comment
  CDA38467  Lomatium macrocarpum D. H. Shaw 1977-5-1 s.n. Siskiyou Orr Ranch, near Grenada. 0 Comment
  JEPS17529  Lomatium nudicaule Geo. D. Butler 1909-5-7 745 Siskiyou Yreka Comment
  JEPS28834  Lomatium peckianum Lincoln Constance and Emil DiFulvio 1962-4-17 3751 Siskiyou 5.2 mi. s. Yreka 792 Comment
  UC165431  Lomatium vaginatum Geo. D. Butler Apr 18 1909-Apr 30 1909 665 Siskiyou Humbug Mt. Comment
  POM67575  Lonicera ciliosa Geo. D. Butler 1910-8-1 1808 Siskiyou Yreka Creek. Comment
  RSA47618  Lonicera ciliosa Roxana S. Ferris, Laura Lorraine 1948-6-12 11731 Siskiyou French Creek Logging Road W of Callahan. 1067 Comment
  RSA211259  Lonicera conjugialis William J. Ferlatte 1966-7-7 191 Siskiyou Caribou Basin. Broad, open basin with scattered meadows and bare rock surfaces; Trinity Alps. 1982 Comment
  RSA238542  Lonicera conjugialis Frederick W. Oettinger 1967-8-3 231 Siskiyou West side of Little Hancock Lake; Hancock Lake Basin. The Salmon Mtns. High lake basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2043 Comment
  UC1037476  Lonicera conjugialis Douglas Barbe 1955-7-6 130 Siskiyou se shore Taylor Lake; Klamath Mountains, Salmon Mtns. 1950 Comment
  UC163680  Lotus denticulatus Geo. D. Butler 1910-6-27 1610 Siskiyou Yreka Creek Comment
  RSA592550  Lotus oblongifolius S. O. Mattoon 1978-7-23 34 Siskiyou Forest Road 46N64, vicinity of Middle Creek Meadows; 7 air miles W of Scott River Highway at Gold Flat; Marble Mountains. 1341 Comment
  UC618758  Lotus oblongifolius var. oblongifolius unknown 1938-7-1 11115 Siskiyou along the creeks from Bear Springs Mount Shasta, Bear Springs 1524 Comment
  UC204724  Lotus purshianus var. purshianus A. A. Heller 1914-8-25 11701 Siskiyou near Deetz Station 1158 Comment
  RSA406293  Lotus unifoliolatus Chadwick, Chadwick, Glenn Chadwick 1911-07 1931 Siskiyou Shasta Springs. Comment
  HSC4894  Luetkea pectinata J. O. Sawyer 1968-6-23 625 Siskiyou Along trail from Brown's Valley to Caribou basin including areas around Snowslide Lake and Caribou Basin 1829 Comment
  JEPS44646  Luetkea pectinata Geo. D. Butler 1908-8-5 223 Siskiyou summit above Cold Spring; West Fork of Wooley Creek 1828 Comment
  RSA237596  Luetkea pectinata Frederick W. Oettinger 1967-8-17 273 Siskiyou Crapo Peak ridge. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2195 Comment
  UC609335  Luetkea pectinata Eleanor Burks Hart 1938-8-20 937 Siskiyou n slope Red Cap 2225 Comment
  CAS-BOT-BC342565  Luina hypoleuca Carl B. Wolf 1927-8-27 1138 Siskiyou On the Klamath River at the mouth of Crawford Creek Comment
  RSA237587  Luina hypoleuca Frederick W. Oettinger 1968-8-28 604 Siskiyou Peak west of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2082 Comment
  OBI53778  Lupinus David J. Keil 1992-7-20 23476 Siskiyou 10.3 mi W of Fort Jones along Scott River Rd 900 Comment
  HSC32762  Lupinus albicaulis Frederick W. Oettinger 1969-8-19 1462 Siskiyou Marble Mtn. Wilderness Area, Abbott's Lake. 1860 Comment
  SD106944  Lupinus albicaulis subsp. shastensis D. B. Dunn 1971-8-15 18141 Siskiyou 0.5 mile east of McCloud Ranger Station on Highway 89. Comment
  UC157016  Lupinus albicaulis var. shastensis Geo. D. Butler 1909-6-23 913 Siskiyou foothills Goosenest; Goosenest foothills Comment
  POM24891  Lupinus albicaulis var. shastensis Geo. D. Butler 1909-6-23 913 Siskiyou Goosenest foothills. 1524 Comment
  SEINET11071672 Image available Lupinus albicaulis var. shastensis A. A. Heller 1905-1 8024 Siskiyou Shasta Springs Comment
  CAS-BOT-BC195956  Lupinus albifrons var. albifrons Geo. D. Butler 1910-5-16 1353 Siskiyou Yreka Comment
  CAS-BOT-BC196321  Lupinus albifrons var. flumineus K. Morris; Dunn; Kenney 1973-6-2 370 Siskiyou On the south side of Hwy 3, 22 mi E of Fort Jones Comment
  JEPS95135  Lupinus angustiflorus Vernon Oswald and Lowell Ahart 1997-7-28 8796 Siskiyou Bullseye Lake se of Medicine Lake; Bullseye Lake 2057 Comment
  SD61048  Lupinus argenteus Darley F. Howe 1964-8-5 3936 Siskiyou 3 miles south of Dorris on Hwy 97 1219 Comment
  CAS-BOT-BC196356  Lupinus argenteus var. argenteus M. K. Curran 1887-7-1 s.n. Siskiyou Edgewood Comment
  HSC44985  Lupinus breweri J. O. Sawyer 1978-6-21 3290 Siskiyou Marble Mtn. Wilderness area, ridge above Crapo Meadow 2012 Comment
  HSC63261  Lupinus breweri M. A. Baker 1979-7-30 1082 Siskiyou Marble Mtn. Wilderness, SE of Tickner peak 2200 Comment
  HSC30418  Lupinus breweri var. breweri Frederick W. Oettinger 1968-8-4 397 Siskiyou Salmon Mtns., E of English Peak Lookout. 2210 Comment
  HSC81669  Lupinus croceus Thomas W. Nelson, Jane P. Nelson 1980-7-17 6070 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  UCD19435  Lupinus croceus Charlotte K. Glenn 1967-1 158 Siskiyou Castle Lake. 1584 Comment
  HSC81548  Lupinus croceus Thomas W. Nelson, Jane P. Nelson 1980-7-21 6155 Siskiyou Along F.S. Rd. 40N08, .25 mi. from jct. with State Route 3. 1646 Comment
  SEINET10490747  Lupinus croceus var. croceus James P. Smith, Steven B. Selva 1970-6-15 Smith, Jr. 3971 Siskiyou 20 mi. E of cecilville on the rd. To callahan; mixed conifer forest. 1646 Comment
  SEINET10485424  Lupinus klamathensis Jeffrey Huber 1971-6-9 Huber 258 Siskiyou 3 mi. N of weed, on us hwy 97; s facing 20 degree slope; roadside; in pinus Ponderosa, p. Jeffreyi, and artemisia tridentata and purshia. 1128 Comment
  CHSC25080  Lupinus lapidicola D. Parker 1965-8-15 917 Siskiyou Near Syphon Lake, Salmon Mt. 2164 Comment
  HSC69357  Lupinus latifolius Maralyn A. Renner 1980-8-21 2579 Siskiyou Kidd Creek 2043 Comment
  HSC75194  Lupinus latifolius subsp. viridifolius K. T. Stillman 1976-7-7 165 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  POM229175  Lupinus latifolius subsp. viridifolius Louis C. Wheeler 1935-6-13 3573 Siskiyou Shackleford Creek, Marble Mts. 976 Comment
  JEPS83254  Lupinus latifolius var. viridifolius Geo. D. Butler 1908-8-7 373 Siskiyou Whiskey Camp Independence Creek (Independence Creek) 1676 Comment
  UC1409222  Lupinus latifolius var. viridifolius Frederick W. Oettinger 1969-7-13 1006 a Siskiyou slope n Upper English Lake (High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area, Salmon Mountains, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  UC195162  Lupinus latifolius var. viridifolius Annie M. Alexander and Louise Kellogg 1911-6-24 181 Siskiyou Jackson L. 1798 Comment
  JEPS83226  Lupinus lepidus var. sellulus Geo. D. Butler 1908-6-28 367 Siskiyou Butler's Ranch Quartz Valley; , Butler's Ranch Comment
  SBBG8898  Lupinus lepidus var. sellulus H. and M. Dearing 1939-6-5 3551 Siskiyou McCloud Comment
  SBBG3659  Lupinus leucophyllus H. and M. Dearing 1939-6-3 3539 Siskiyou near Scott Bar Comment
  UC169113  Lupinus leucophyllus William A. Dayton 266 Siskiyou Mt. Shasta; Gregg's pasture 1219 Comment
  HSC45900  Lupinus luteolus Laura Witherspoon 1978-8-24 107 Siskiyou Klamath National Forest 1646 Comment
  RSA583103  Lupinus luteolus Louis C. Wheeler 1935-7-3 3651 Siskiyou Yreka. 793 Comment
  SEINET10488765  Lupinus luteolus Katherine L. Morris 1973-6-2 Morris 337 Siskiyou Decomposed volcanic soil on hornbrook to montague rd, about 1 mi se of Hornbrook. Comment
  RSA715635  Lupinus microcarpus L. Ahart 2005-6-9 12015 Siskiyou On the east side of a poor rock fence, about 350 yards E of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2.5 miles (air) ESE of Grenada. 775 Comment
  JEPS107668  Lupinus microcarpus var. microcarpus Lowell Ahart, John Dittes 2005-6-9 12015 Siskiyou Open pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  SEINET7040262 Image available Lupinus microcarpus var. microcarpus A. G. Vestal 1963-6-1 s.n. Siskiyou Ca 1 mile southeast of Hornbrook. Hornbrook Quadrangle. UTM Zone 10, 538602mE, 4638284mN. Comment
  POM10714  Lupinus obtusilobus C. F. Baker 1903-8-15 3918 Siskiyou Mt. Shasta Comment
  RSA331948  Lupinus obtusilobus Dave Kelly, Walter Wisura, A. Kelly 1985-7-31 4087 Siskiyou Mount Shasta, end of Everitt Memorial Hwy Comment
  SBBG21863  Lupinus obtusilobus D. Myrick 1964-7-25 965 Siskiyou Panther Meadows, below Ski Bowl Lodge 2346 Comment
  UC725450  Lupinus obtusilobus A. A. Heller 1940-7-25 15765 Siskiyou about Horse Camp; Mt. Shasta 2438 Comment
  SEINET10490227  Lupinus sellulus var. artulus David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-3 Dunn 20642 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. Abnormal. Comment
  SEINET10870606  Lupinus sellulus var. sellulus Smith 1929-7-17 Smith 4422 Siskiyou 1 mi n of igerna. Comment
  POM215861  Luzula comosa var. laxa L. C. Wheeler 1934-6-12 2691 Siskiyou Hungry Creek Lookout, Siskiyou Mountains. (Mt. Diablo Mer.) 1463 Comment
  HSC64675  Luzula divaricata J. O. Sawyer 1977-7-6 3034 Siskiyou S of Little Duck Lake 2134 Comment
  RSA211372  Luzula divaricata William J. Ferlatte 1967-8-21 1078 Siskiyou Sawtooth Ridge, Caribou Basin. Ridge west of Big Caribou Lake. 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
  HSC67150  Luzula subsessilis J. P. Smith 1973-5-5 6391 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  CAS-BOT-BC231461  Lycium barbarum Louis C. Wheeler 1934-11-4 3356 Siskiyou Scott Bar, Scott River, Marble Mts. 518 Comment
  CDA16167  Lycium barbarum G. F. Hrusa, T. D. Wilfred 1999-5-31 15065 Siskiyou Klamath Ranges; Along Klamath River on E side of I-5 at Klamath R. rest area +- 10 mi N of Yreka. 640 Comment
  HSC74814  Lycopus americanus J. P. Smith 1978-7-1 9994 Siskiyou Klamath National Forest, O'Neill Creek Campground, Klamath River 488 Comment
  JEPS33806  Madia citriodora E. L. Greene June 1876 Siskiyou Yreka Comment
  UC165392  Madia elegans Geo. D. Butler 1910-5-27 1413 Siskiyou near Yreka Comment
Read comments
Jan 23 2011
  UC223696  Madia elegans Elmer I. Applegate 1923-9-7 3782 Siskiyou mouth of Doggett Creek; Klamath River Comment
  UC165393  Madia elegans Geo. D. Butler 1910-5-23 1400 Siskiyou Humbug Mt. 1066 Comment
  RSA153447  Madia elegans subsp. elegans Francia Chisaki, Helen Sharsmith 1959-8-20 4737 Siskiyou On Wildcat Creek road ca. 4 miles west of Callahan 1067 Comment
  JEPS69752  Madia gracilis W. B. and V. G. Cooke 1972-7-6 45454 Siskiyou along Mud Creek Dam road Mt. Shasta 1066 Comment
  UC61072  Madia gracilis W. A. Setchell, C. C. Dobie 1902-7-14 Siskiyou Sisson Mount Shasta Comment
Read comments
Apr 28 2007
  SEINET7073518  Madia minima 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
  UC89419  Madia sativa subsp. dissitiflora T. S. Brandegee July 1887 Siskiyou Sisson's Mt. Shasta, Sisson's Comment
  HSC73355  Maianthemum stellatum Gail Newton 1980-6-20 445 Siskiyou Near Bald Mtn. 1097 Comment
  RSA605351  Maianthemum stellatum Louis C. Wheeler 1959-7-25 7605 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  RSA211116  Malva neglecta W. J. Ferlatte 1966-8-3 261 Siskiyou Siskiyou Co., Mountain Meadow Ranch 1524 Comment
  CAS-BOT-BC271214  Melica bulbosa K. T. Stillman 1976-7-15 248 Siskiyou Marble Mountain Wilderness Area Comment
  UC1265397  Melica bulbosa F. W. Oettinger 1968-8-8 451 Siskiyou Crapo Meadow; Salmon Mts. 2164 Comment
  POM114782  Melica fugax Geo D. Butler 1909-5-26 824 Siskiyou Hill near Yreka. Comment
  UCD88285  Melica stricta AHM 1957-7-24 57 T Siskiyou On the border of Trinity County. Head of Bear Creek trail to Toad Lake Shasta National Forest, S. of Mt. Eddy. 2346 Comment
  HSC15001  Melilotus albus R. C. Wunner 1965-7-16 395 Siskiyou Lava Beds National Monument, as rd. crosses Devils' Homestead Lava Flow 1296 Comment
  CHSC91344  Melilotus indicus Lowell Ahart; John Dittes 2005-6-9 12011 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
  SEINET3155018  Mentzelia laevicaulis G. D. Butler 1910-7-17 1789 Siskiyou Near Yreka Comment
  UC583414  Mentzelia laevicaulis var. laevicaulis Elmer I. Applegate 1923-9-6 3938 Siskiyou 12 mi below mouth of Shasta River; Klamath River Comment
  CAS-BOT-BC428545  Micranthes aprica G. J. Muth 1969-8-10 1323 Siskiyou Ridge w. of Boulder Peak Comment
  CAS-BOT-BC428553  Micranthes aprica Ira L. Wiggins 1950-5-28 12387 Siskiyou .3 mi. w. of Carmen Lake 1706 Comment
  CAS-BOT-BC428734  Micranthes californica G. Muth 1966-7-31 475 Siskiyou Marble Valley Comment
  SJSU6538  Micranthes ferruginea R. W. Trivelpiece 1973-6-28 158 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 Comment
  LA208999  Micranthes tolmiei Wm. Bridge Cooke; 1939-7-13 Siskiyou Mount Shasta, N side of Red Butte 2499 Comment
  POM35782  Microseris laciniata subsp. laciniata Geo D. Butler 1909-6-13 957 Siskiyou Oro Fino Meadows Comment
  UC1409493  Microseris laciniata subsp. siskiyouensis Frederick W. Oettinger 1969-7-11 966 Siskiyou English Lake Trail Salmon Mountains, Marble Mountain Wilderness Area (se-facing slope, high lake basins in vicinity of English Peak, w Siskiyou Co.) 1828 Comment
  POM35783  Microseris nutans Geo D. Butler 1910-6-4 1498 Siskiyou Shackleford Creek. Comment
  HSC22473  Mimulus breweri J. O. Sawyer 1969-7-1 994 Siskiyou SE slope above Paynes Lake Creek 1921 Comment
  RSA237538  Mimulus breweri Frederick W. Oettinger 1969-8-13 1360 Siskiyou main camp site, English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC705715  Mimulus cardinalis Marion Ownbey, Fred G. Meyer 1940-7-6 2179 Siskiyou 3 mi down river from mouth Beaver Creek (n side of river); Klamath River Comment
  JEPS93896  Mimulus evanescens Vernon H. Oswald and Lowell Ahart 1998-7-21 9359 Siskiyou ne of Weed, e of Grass Lake, and w of Bray on Old State Highway 0.8 mi e of Tennant Road; Old State Highway 1417 Comment
  UC1736262  Mimulus jepsonii Dean W. Taylor 1987-6-7 9020 Siskiyou South end Saddle Hills 1645 Comment
  SEINET7073517  Mimulus latifolius 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
Read comments
Dec 30 2018
  UC144524  Mimulus layneae Copeland 1903-9-5 3851 Siskiyou Igerna Comment
  RSA68907  Mimulus layneae A. E. Culbertson 1943-7-17 51 Siskiyou Castle Lake, in 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.; 200' above Sacramento R. within 10 air miles of its headwaters to the west. 1657 Comment
  UC27060  Mimulus moniliformis F. W. Morse July, 1886 Siskiyou Shasta Comment
  RSA237573  Mimulus moschatus Frederick W. Oettinger 1968-8-11 478 Siskiyou Just below spring at Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  JEPS3167  Mimulus nanus var. nanus George D. Butler 1908-6-29 60 Siskiyou Cherry Creek 1066 Comment
  JEPS82468  Mimulus nanus var. nanus Gilbert Muth 1966-7-8 374 Siskiyou Marble Valley Meadow Marble Mt. Wilderness Area 1792 Comment
  JEPS86916  Mimulus nanus var. nanus David M. Thompson 1988-6-2 926 Siskiyou 8 1/2 air mi nne Adin (0.2 mi w of campground loop road of Upper Rush Creek Campground, ca. 2 mi e of Hwy 139-299) 1600 Comment
  POM253585  Mimulus nanus var. nanus C. L. Hitchcock, J. S. Martin 1939-7-9 5318 Siskiyou Between King's Castle and Black Mountains, west side of ridge. 1829 Comment
  RSA165529  Mimulus nanus var. nanus Clare B. Hardham 1961-6-30 8030 Siskiyou Mud Springs. 1829 Comment
  JEPS84010  Mimulus primuloides L. R. Heckard with J. Hickman et al. 1986-7-17 6503 Siskiyou e Condrey Mt.; Alex Hole 1950 Comment
  UC41856  Mimulus primuloides W. C. Blasdale 1894-7-30 Siskiyou Sissons Comment
  UCD77258  Mimulus primuloides Robert E. Preston 2001-7-20 1700 Siskiyou Klamath National Forest, Rainbow Mountain, N of Hemlock Lake. 1676 Comment
  UC27095  Mimulus pulsiferae Milo S. Baker 1893-6 Siskiyou 6 mi below Bartles; McCloud River Comment
  HSC446  Mimulus tilingii William J. Ferlatte 1967-8-20 1056 Siskiyou Caribou Basin 2226 Comment
  SBBG40476  Mimulus tilingii W. J. Dress 1951-8-14 3724 Siskiyou SW side of Mt Shasta, above Horse Camp 2529 Comment
  HSC46180  Minuartia douglasii Jennifer Whipple 1977-4-30 1891 Siskiyou Scott Valley near Weston Gulch on open hillsides 854 Comment
  CAS-BOT-BC388883  Minuartia douglasii Louis C. Wheeler 1934-6-4 2640 Siskiyou Klamath National Forest. Nigger Gulch 1066 Comment
  CAS-BOT-BC481920  Minuartia nuttallii Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, Trinity Mts. 1889 Comment
  CAS-BOT-BC481921  Minuartia nuttallii Arthur Menzies 1962-7-21 s.n. Siskiyou Mt. Eddy 2529 Comment
  UC454228  Minuartia nuttallii subsp. gregaria I. J. Condit 1911-7-28 Siskiyou ridge <from> Castle Lake to Mt. Bradley; Shasta Retreat 1981 Comment
  CAS-BOT-BC229612  Mirabilis greenei L. E. Smith 1912-8-1 s.n. Siskiyou Hornbrooke Comment
  UC101219  Mirabilis greenei Thos. Howell 1889-5-10 1386 Siskiyou Hornbrook Comment
  HSC41798  Mitella diversifolia Brent Whitely 1975-7-1 124 Siskiyou Klamath National Forest at Ti Creek 671 Comment
  HSC669  Mitella pentandra William J. Ferlatte 1967-7-9 686 Siskiyou Kidd Creek Trail 1890 Comment
  HSC75348  Monardella glauca J. O. Sawyer, M. Mesler 1980-8-10 4030 Siskiyou S of Carmen Lake, ultramafics of Scott Mtn. 1829 Comment
  HSC78226  Monardella glauca L. P. Janeway 1983-8-28 631 Siskiyou At Poker Flat. Dry W side of lower portion of meadow. 1524 Comment
  CHSC9489  Monardella odoratissima J. F. Goodwin 1971-7-3 135 Siskiyou 5.4 mi. south of Mt. Shasta Ski Bowl area. 1798 Comment
  HSC69290  Monardella odoratissima Maralyn A. Renner 1980-7-24 1947 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  CAS-BOT-BC221813  Monardella odoratissima Laura M. Lathrop 1903-7-1 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC222029  Monardella odoratissima subsp. glauca Alice Eastwood 1923-5-23 11914 Siskiyou Cantara, S.R.R.R. Comment
  CAS-BOT-BC222172  Monardella odoratissima subsp. pallida W. R. Dudley 1893-6-20 s.n. Siskiyou Castle Lake Trail, near Mt. Shasta Comment
  CAS-BOT-BC222178  Monardella odoratissima subsp. pallida A. A. Heller 1915-8-26 12230 Siskiyou North side of Mt. Eddy 1981 Comment
  UC2035850  Monardella odoratissima subsp. pallida C. L. Hitchcock, J. S. Martin 1939-7-6 5213 Siskiyou Takilma-Happy Camp road 1676 Comment
  UC618682  Monardella odoratissima subsp. pallida W. Bridge Cooke 1938-8-21 11544 Siskiyou Horse Camp Flats, Mount Shasta Comment
  SEINET10582080  Monardella odoratissima subsp. pallida A. Graff 1993-7-24 Graff 344 Siskiyou Mt. Shasta National Forest, Mt. Shasta. Memorial Hwy. from the 2nd road to Sand Flats going down the Mt., on both sides of the road. Locally frequent at the edge of mixed conifer forest of Abies magnifica, A. concolor, Pinus ponderosa, Pseudotsuga menziesii, Calocedrus decurrens, with Ceanothus sp., Arctostaphylos uva-ursi and A. sp. Comment
  SEINET11263741  Monardella sheltonii Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-22 696 Siskiyou Along Forest Road 26 to Lake Siskiyou outside of Mt Shasta City.; 0 1270 Comment
  CAS-BOT-BC220230  Monardella sheltonii Doris K. Kildale 1929-7-20 8544 Siskiyou Trail up South Fork Indian Creek near Gilmore's Comment
  CAS-BOT-BC220231  Monardella sheltonii Carl B. Wolf 1927-8-26 1078 Siskiyou On the Klamath River near Hamburg Comment
  SEINET10498958  Monardella villosa subsp. subserrata Morris 1973-6-2 MORRIS 362 Siskiyou Jct of shasta and klamath rivers on hwy 263 Comment
  CDA23448  Monolepis nuttalliana T. R. Haig, F. D. Horn 1979-9-19 Siskiyou Sharp Mountain Reservoir southeast of Mount Hebron. 0 Comment
  HSC27617  Monotropa hypopitys Carl W. Mize 1972-6-23 98 Siskiyou Alongside trail from Camp 3. 709 Comment
  RSA8239  Monotropa hypopitys Elmer I. Applegate 1923-8-18 3855 Siskiyou West slope of Redshale Mountain east of Medicine Lake. 2134 Comment
  UCD117676  Monotropa hypopitys D. V. Hemphill 1974-7-28 s.n. Siskiyou ca. 1/4 mile north of Jawbone Camp, Marble Mountain Wilderness area. 1554 Comment
  CHSC88108  Montia chamissoi Jenny Marr 1993-7-1 118 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  POM215874  Montia fontana L. C. Wheeler 1935-4-13 3415 Siskiyou Siskiyou Mountains: Seiad Creek, Klamath River. 426 Comment
  CHSC88119  Montia linearis Jenny Marr 1993-7-1 129 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  POM101974  Montia linearis Geo. D. Butler 1910-4-25 1240 Siskiyou Dampland Orr. Comment
  RSA238302  Montia parvifolia Frederick W. Oettinger 1968-9-1 640 Siskiyou Southwest of Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  HSC100201  Morus alba J. P. Smith, , J. O. Sawyer, & R. J. Cole 2011-5-22 13170 Siskiyou Klamath National Forest, East Fork Campground. 735 Comment
  CAS-BOT-BC262676  Muhlenbergia asperifolia A. A. Heller 1918-7-25 13082 Siskiyou Shasta Valley between Gazelle and Edgwood Comment
  UC711878  Muhlenbergia asperifolia Roxana S. Ferris and Laura Lorraine 1941-8-11 10502 Siskiyou on US Hwy 97 Grass Lake Station 1554 Comment
  POM198620  Muhlenbergia asperifolia Geo D. Butler 1910-8-21 1848 Siskiyou Shasta Valley Comment
  HSC92502  Muhlenbergia filiformis Jennifer Whipple 1977-8-5 2171 Siskiyou Mt. Eddy, Wagon Creek drainage near Wagon Creek 2287 Comment
  JEPS120259  Muhlenbergia filiformis Julie Kierstead Nelson 2011-8-23 2011 -45 Siskiyou Eastern Klamath Mountains, The Eddys. North side of Fawn Creek, 2 miles NE of Gumboot Lake Comment
  RSA115546  Muhlenbergia filiformis Beecher Crampton 1956-8-22 3859 Siskiyou Panther Meadow, south slope of Mt. Shasta 2317 Comment
  RSA239106  Muhlenbergia filiformis Frederick W. Oettinger 1968-8-22 596 Siskiyou Ridge between Diamond Lake and English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2195 Comment
  UCD86593  Muhlenbergia filiformis Beecher Crampton 1956-8-21 3817 Siskiyou south slope of Gumboot Lake, headwater of the south fork of the Sacramento River. 1920 Comment
  SEINET10599809  Muhlenbergia filiformis H. E. Brown 1897-6-11 Brown 425 Siskiyou North side Mt. Shasta. 1524 Comment
  UCD86974  Muhlenbergia richardsonis R. Tofsrud 1950-7-1 s.n. Siskiyou Hwy. 97, between Cougar and Macdoel. Comment
  RSA604413  Myriophyllum sibiricum Louis C. Wheeler 1934-10-21 3336 Siskiyou Shasta Valley 4 miles east of Grenada. 868 Comment
  RSA795334  Myriophyllum sibiricum L. Ahart, John Dittes 2010-7-30 16941 Siskiyou Along the west edge of the Shasta River, about 30 yards northwest of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 air miles southwest of Big Springs Lake, 4.6 air miles northwest of Dwinnel Dam, 5.7 air miles southeast of Grenada. 717 Comment
  CHSC66541  Nama lobbii Vernon H. Oswald 1996-7-12 8001 Siskiyou Everitt Memorial Hwy.(A10) E of Mt. Shasta city between mileposts 6 and 7. 1798 Comment
  HSC12275  Nama lobbii Richard Spjut 1970-7-18 468 Siskiyou 8 mi. E of Mt. Shasta just off Hwy. 89 1220 Comment
  POM230340  Nama lobbii L. S. Rose 1937-7-25 37597 Siskiyou Mt. Shasta City. 1159 Comment
  CHSC63346  Navarretia capillaris Vernon H. Oswald; Lowell Ahart 1994-7-11 6399 Siskiyou Junction of Forest Rd. 26 (to Mt. Shasta) and Forest Rd. 40N45 (to Deadfall Lakes Trailhead), 1.0 mi N of Gumboot Trailhead on the Pacific Crest Trail, W of Dunsmuir. Roadside beside a pond. 1901 Comment
  UC726811  Navarretia linearifolia subsp. linearifolia A. A. Heller 1916-7-20 12476 Siskiyou near Wagon Creek Falls; e side Mt. Eddy, near Wagon Creek Falls 1371 Comment
  CAS-BOT-BC219533  Nemophila parviflora J. H. Thomas 1954-5-13 4155 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Along Rush Creek, Southwestern Siskiyou County 1127 Comment
  UCD119923  Nemophila parviflora var. austiniae J. M. Tucker 1963-7-5 3709 Siskiyou South Russian Creek (a tributary of the Salmon River), ca. 3 miles (airline) east of Finley Camp, road from Etna to Sawyer's Bar. Comment
  JEPS87825  Nepeta cataria Vernon H. Oswald and Lowell Ahart 1994-8-1 6445 Siskiyou near Weed (Old Highway 99, just s of Stewart Springs Rd) 923 Comment
  UCD20356  Nitrophila occidentalis Jodi Notah 2002-5-30 s.n. Siskiyou Siskiyou county, 2 miles south of Grenada, just west of Interstate 5. Comment
  HSC25493  Noccaea fendleri subsp. glauca J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5720 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  UC2013020  Noccaea fendleri subsp. glauca Barbara Ertter 1990-7-14 9337 Siskiyou Wagon Creek on E side of Mt. Eddy, ca. 4 air miles W of Mt. Shasta City. Comment
  HSC92178  Nothocalais alpestris Jennifer Whipple 1976-7-2 1286 Siskiyou Dale Creek drainage on the N face of Mount Eddy, ridge between Dale Creek and Deadfall drainage 2195 Comment
  JEPS11224  Nothochelone nemorosa Geo. D. Butler 1908-8-6 429 Siskiyou trail beyond Whiskey Camp (Independence Creek); Independence Creek 1676 Comment
  JEPS74468  Nothochelone nemorosa W. J. Ferlatte 1967-8-21 1076 Siskiyou between Caribou Basin and Little South Fork Lake (Trinity Alps, Sawtooth Ridge); Trinity Alps, Sawtooth Ridge 2286 Comment
  RSA14377  Nothochelone nemorosa Elmer I. Applegate 1923-9-7 3959 Siskiyou Dry Lake Lookout Station; Doggett Ridge, Siskiyou Mountains, Klamath River watershed. Comment
  UC582585  Nothochelone nemorosa Joseph P. Tracy 1935-8-1 14420 Siskiyou 1 mi ne of Summit Mine (3 mi se of Salmon Summit, Head of Knownothing Creek); Head of Knownothing Creek 1767 Comment
  UCD110211  Notholithocarpus densiflorus R. Tofsrud; J. M. Tucker 1948-8-3 1775 Siskiyou 6.7 miles (by road) below summit of Happy Camp-Waldo (Oregon) road. Comment
  UCR246789  Notholithocarpus densiflorus Matt K. Beyers 2010-8-18 691 Siskiyou Klamath Ranges, Siskiyou Mountains, O'Brien-Happy Camp Road, 1 mi above road to Kelley Lake, c. 2 mi above West Branch Campground Comment
  RSA0013798  Nuphar lutea subsp. polysepala Frederick W. Oettinger 1967-7-26 207 Siskiyou Pond due W of the west cove of Hancock Lake. Salmon Mountains. The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 1936 Comment
  RSA0013864  Nuphar lutea subsp. polysepala Frederick W. Oettinger, R. F. Thorne 1969-8-7 1273 Siskiyou East side of English Lake. Salmon Mountains. The high lake basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  UC1733730  Oenothera Kay H. Beach, Frank Gould 1940-5-15 622 Siskiyou Bull Meadows Comment
  CHSC4521  Oenothera elata subsp. hirsutissima J. E. Bowlin 1967-7-18 44 Siskiyou Off roadside, ca. 13.9 mi w of Mount Shasta Ski Bowl. 1158 Comment
  CDA7548  Onopordum acanthium J. R. Grisham 1963-6-25 Siskiyou In town of Dorris. 0 Comment
  CAS-BOT-BC349937  Onopordum acanthium T. C. Fuller 1963-8-26 11154 Siskiyou Bottomland of Greenhorn Valley, ca. 2 mi. w. of Yreka Comment
  CAS-BOT-BC349961  Onopordum tauricum W. T. Parsons; T. C. Fuller 1960-7-26 4878 Siskiyou F. Voelker ranch, w. edge of Meiss Lake Basin, just s. of Sam's Neck, ca. 15 mi. s.e. of Dorris Comment
  UC1276071  Onopordum tauricum T. C. Fuller 1959-12-10 3324 Siskiyou just s of Sam's Neck; Fred Voelker ranch, Meiss Lake Basin, Dorris Comment
  CAS-BOT-BC355600  Oreostemma alpigenum var. andersonii H. A. Thomas; J. H. Thomas 1954-7-24 4503 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  CAS-BOT-BC355601  Oreostemma alpigenum var. andersonii Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, Trinity Mts. Comment
  HSC91957  Orobanche fasciculata Jennifer Whipple 1976-7-13 1457 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River. 2256 Comment
  HSC23585  Orobanche uniflora J. O. Sawyer 1970-6-17 2207 Siskiyou Dry slopes N of Sugar Lake 1799 Comment
  RSA75605  Orobanche uniflora Albert M. Vollmer, L. Beane 1951-6-2 83 Siskiyou Happy Camp, Klamath River Hwy. Comment
  HSC61864  Orogenia fusiformis Ruby Van Deventer Jun 1961 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC458093  Orthilia secunda John Thomas Howell 1939-8-2 14921 Siskiyou Marble Mts.: Spirit Lake 1828 Comment
  SD230221  Orthilia secunda Louis C. Wheeler 1959-7-25 7594 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  RSA0083199  Orthilia secunda L. C. Wheeler 1959-7-25 7594 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  SEINET3159726  Orthocarpus cuspidatus G. D. Butler 1910-6-19 1584 Siskiyou Goosenet foothills 1524 Comment
  HSC34302  Orthocarpus cuspidatus subsp. copelandii J. P. Smith, J. O. Sawyer 1973-8-14 7298 Siskiyou On trail from Campbell Lake to Cliff Lake. 1829 Comment
  HSC58956  Orthocarpus cuspidatus subsp. copelandii Gilbert Muth 1975-7-31 4035 Siskiyou Near Lily Pad Lake, close to the town of Seiad Valley 1585 Comment
  JEPS84024  Orthocarpus cuspidatus subsp. copelandii L. R. Heckard with S. D'Alcamo, J. Hickman, and S. Winchester 1986-7-16 6334 Siskiyou ca 7 mi nne Seiad Valley (w of Cook and Green Pass, ca 1/2 mi from of Red Butte); w of Cook and Green Pass, ca 1/2 air mi from Red Butte 1730 Comment
  JEPS9404  Orthocarpus cuspidatus subsp. copelandii Geo. D. Butler 1908-8-4 53 Siskiyou head of Shackleford Creek 1828 Comment
  SBBG40873  Orthocarpus cuspidatus subsp. copelandii C. B. Hardham 1961-6-30 7997 b Siskiyou near Mud Spring Comment
  RSA120883  Orthocarpus cuspidatus subsp. copelandii G. D. Barbe 1957-7-13 384 Siskiyou Big Flat Public Camp, Klamath National Forest. Along the entrance road into camp. 1524 Comment
  JEPS83870  Orthocarpus cuspidatus subsp. cuspidatus Wayne Roderick July 1976 Siskiyou along trail to Copper Butte vicinity Cook and Green Pass; Siskiyou Mts., vicinity Cook and Green Pass 1767 Comment
  SEINET13756769  Orthocarpus cuspidatus subsp. cuspidatus G. D. Butler 1910-6-19 1584 Siskiyou Goosenet foothills 1524 Comment
  RSA408802  Orthocarpus hispidus M. B. Dunkle 4965 Siskiyou Siskiyou National Forest. Comment
  JEPS25816  Osmorhiza berteroi Geo. D. Butler 1908-8-7 462 Siskiyou Whiskey Camp Independence Creek 1676 Comment
  UC1400368  Osmorhiza berteroi Frederick W. Oettinger 1969-7-10 952 Siskiyou due w English Lake (high lake basins in vicinity of English Peak, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1760 Comment
  RSA184689  Osmorhiza berteroi Gilbert Muth 1966-7-14 396 Siskiyou Trail to Black Mountain, Marble Mountains. Comment
  UC1034599  Osmorhiza berteroi Douglas Barbe 1955-6-30 58 Siskiyou 0.7 mi nw Forest Glen; Klamath Mountains, Etna 944 Comment
Read comments
Jul 23 2013
  HSC22170  Osmorhiza occidentalis J. O. Sawyer 1969-7-18 1384 Siskiyou Near South Russian Creek 1890 Comment
  HSC58840  Osmorhiza occidentalis Butler 1971-7-7 42 Siskiyou Near El Capitan 1464 Comment
  SEINET11141888  Osmorhiza occidentalis G. D. Butler 1910-7-7 1668 Siskiyou Shackleford Creek. 1219 Comment
  HSC92968  Oxyria digyna Jennifer Whipple 1976-7-25 1574 Siskiyou N face of Mt Eddy 2378 Comment
  CAS-BOT-BC316748  Packera cana Elmer Ivan Applegate 1935-6-12 9535 Siskiyou Between Capt. Jack's IceCave and Three Sisters,Lava beds national Monument Comment
  HSC6107  Packera cana R. C. Wunner 1965-7-9 376 Siskiyou Lava Beds National Monument Upper Ice Cave 1555 Comment
  CAS-BOT-BC28833  Paeonia brownii A. A. Heller 1905-6-8 7994 Siskiyou Yreka Comment
  UCSC004589  Panicum capillare Randall Morgan 2004-5-31 4177 Siskiyou Castle Crags State Park, Sacramento River Comment
  UC618609  Parnassia californica W. Bridge Cooke 1938-9-8 11671 Siskiyou Mount Shasta, Upper and Middle Heather Meadows, Squaw Creek Squaw Creek; Mount Shasta, Heather Meadows, Squaw Creek 2590 Comment
  UC858265  Parnassia californica Alice Eastwood 1912-8-30 2045 Siskiyou Mount Eddy Comment
  JEPS104438  Parnassia cirrata var. intermedia Martin J. Lenz 2003-9-19 43 Siskiyou approx. 2000 ft SW of Panorama Road underpass, Dunsmuir 778 Comment
  CHSC1647  Parnassia fimbriata V. Holt 1943-8-13 Siskiyou Marble Mountains. 1828 Comment
  RSA202366  Parnassia fimbriata J. M. Tucker, L. K. Mann, S. L. Holloway 1963-8-18 3745 Siskiyou Upper Canyon Creek ca. 1/2 mile NE of the Marble Valley Guard Station, Marble Mountain Wilderness Area. 1921 Comment
  JEPS11901  Paxistima myrsinites Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-12 4788 Siskiyou upper reaches of Indian Creek Canyon (1.8 mi. below summit of rd. and Del Norte-Siskiyou Co. line, along Happy Camp-Takilma rd.) 1371 Comment
  UC60927  Paxistima myrsinites Geo. B. Grant September 1902 5153 Siskiyou Mt. Shasta, Sisson 914 Comment
  UC869933  Paxistima myrsinites John Thomas Howell 1939-8-4 15056 Siskiyou near Spirit Lake; Marble Mts. Comment
  HSC63988  Pectocarya pusilla J. P. Smith 1973-5-5 6557 Siskiyou Scott Bar along the Scott River Comment
  SEINET10549151  Pedicularis attollens Mary Susan Taylor 1980-7-22 Taylor 3172 Siskiyou T40N R7W ne sec 32, China Mt quad. Klamath Natl Forest, along creek and meadow, ca. 0.1 mi SW of Big Carmen Lake, on S side of rd 40N08, ca. 2.3 mi NE of its jct with Hwy 3 at Scott Mt summit. 1737 Comment
  CAS-BOT-BC266636  Pedicularis bracteosa L. R. Short 1933-8-7 113 Siskiyou Marble Mountains, Klamath Forest 1828 Comment
  UC922551  Pedicularis bracteosa var. flavida Annie M. Alexander and Louise Kellogg 1948-9-9 5612 Siskiyou Trail to Taylor Lake (near top of trail); Siskiyou Mountains Comment
  HSC688  Pedicularis contorta William J. Ferlatte 1967-8-20 1064 Siskiyou Caribou Basin 1982 Comment
  HSC36885  Pedicularis densiflora J. P. Smith 1974-5-26 7547 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC4831  Pedicularis racemosa J. O. Sawyer 1968-7-22 523 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC58888  Pedicularis racemosa Marvin Butler 1971-8-11 279 Siskiyou Near El Capitan Lake, close to town of Cave Junction 1646 Comment
  RSA686812  Pellaea brachyptera L. L. Kiefer 1963-8-9 721 Siskiyou West of town of Mount Shasta, county road off road to Castle Lake, between Wagon and Deer Creek bridges 1220 Comment
  RSA87592  Pellaea brachyptera Arthur R. Kruckeberg 1951-9-3 2802 Siskiyou On open dirt road above Joe Spini Ranch, just west of town of Mount Shasta, across river, between Wagon Creek and Deer Creek Bridges Comment
  UC1238944  Penstemon anguineus Freed W. Hoffman 1948-7-8 2585 Siskiyou Waldo-Happy Camp Road n West Branch Camp (western Siskiyou County); North Coast Ranges, n of West Branch Camp Comment
  JEPS29111  Penstemon anguineus Lauramay T. Dempster 1961-7-1 1837 Siskiyou just n Horse Creek Drainage Basin (along ridge from Condry Peak to White Mountain); summit ridge Siskiyou Mts., n of Horse Creek drainage Basin 1889 Comment
  RSA44883  Penstemon anguineus J. C. Roos 1948-9-1 3945 Siskiyou 10 miles SW of Etna. Comment
  UC1174941  Penstemon anguineus P. C. Everett and E. K. Balls 1959-10-23 23941 Siskiyou 4.6 mi sw from Etna on rd from Callaban to Somesbar (Salmon Mts.); , sw from Etna on rd fr Callaban to Somesbar 1767 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
Read comments
Jul 13 2018
  JEPS8388  Penstemon cinereus Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-18 3740 Siskiyou on forest road to Mt. Hebron 16 mi e Montague (near Panther Creek Guard Station); along Little Shasta River, e of Montague 1280 Comment
  UC1187077  Penstemon cinereus David D. Keck 1940-6-13 5174 Siskiyou 9 mi s Macdoel (on U.S. 97 between Dorris and Weed); s of Macdoel, btw Dorris and Weed 1463 Comment
  JEPS101584  Penstemon cinicola Dean W. Taylor 1987-6-26 9068 Siskiyou meadow 0.5 miles West of west end Medicine Lake, 2042 Comment
  CAS-BOT-BC265376  Penstemon davidsonii var. davidsonii Marion Ownbey; Fred G. Meyer 1940-7-4 2185 Siskiyou On ridge above head of Brewer Creek, E side of Mount Shasta Comment
  CAS-BOT-BC265384  Penstemon davidsonii var. davidsonii Louis C. Wheeler 1934-8-5 3044 Siskiyou Condrey Mountain 2164 Comment
  CHSC118649  Penstemon deustus Richard R. Halse 2016-5-29 9720 Siskiyou Along Hilt Road by its junction with Interstate Hwy. 5, east of Hilt. 939 Comment
  CHSC91350  Penstemon deustus var. suffrutescens Lowell Ahart; John Dittes 2005-6-9 12037 Siskiyou Rocky hill, about 20 yards north 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
  SBBG7147  Penstemon gracilentus H. and M. Dearing 1948-9-12 6727 Siskiyou Mt Shasta 2316 Comment
  UC775053  Penstemon gracilentus Carl B. Wolf 1937-8-8 9083 Siskiyou along John S. Everett Memorial Highway (sw side Mt. Shasta); sw side of Mt. Shasta 2133 Comment
  NY600718  Penstemon gracilentus E. K. Balls 1952-10-13 18192 Siskiyou Mt. Shasta, 10.4 miles northeast of town of Mt. Shasta on John Everitt Memorial Highway up the mountain 1828.8 Comment
  RSA408035  Penstemon gracilentus Cora Mae Life 1923-08 14590 Siskiyou Mt. Shasta Comment
  SJSU6487  Penstemon heterodoxus var. shastensis R. W. Trivelpiece 1972-6-9 101 Siskiyou c. 4 mi E of Grass L 1524 Comment
  UC625483  Penstemon heterodoxus var. shastensis Frank W. Gould 1938-6-28 486 Siskiyou n of Mount Shasta (where U.S. 97 crosses Butte Creek); Butte Creek 1417 Comment
  HSC72494  Penstemon heterophyllus J. P. Smith, Steve Selva 1970-6-16 4017 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek 1159 Comment
  NY603841  Penstemon humilis var. humilis D. D. Keck 1940-6-13 5174 Siskiyou 9 miles south of Macdoel, on U.S. 97 between Dorris and Weed. 1463.0 Comment
  SEINET3160433  Penstemon laetus G. D. Butler 1910-5-11 1338 Siskiyou Shasta Valley Comment
  HSC63255  Penstemon laetus subsp. sagittatus M. A. Baker 1979-7-31 1096 Siskiyou Johnson's Hunting Ground, 0.4 k. N of trail to Independence Valley 2000 Comment
  SDSU10960  Penstemon newberryi D. F. Howe 1962-8-6 3405 Siskiyou Mt. Shasta, Shasta National Forest. 2438 Comment
  CAS-BOT-BC239331  Penstemon newberryi var. berryi R. E. Frenkel 1965-6-14 952 Siskiyou On Everitt Memorial Highway near Mount Shasta 1524 Comment
  NY629996  Penstemon parvulus F. W. Pennell 1940-7-17 26171 Siskiyou Northeastern slope, Salmon Mountains, west of Etna 1828.8 Comment
  JEPS57172  Penstemon procerus subsp. formosus L. R. Heckard 1967-8-13 1703 Siskiyou summit region of Mount Eddy Mount Eddy 2743 Comment
  HSC2403  Penstemon procerus var. brachyanthus William J. Ferlatte 1966-8-17 398 Siskiyou Caribou Basin 1982 Comment
  HSC65006  Penstemon procerus var. brachyanthus D. L. Goforth 1979-7-19 256 Siskiyou Trinity Alps Wilderness Area, Caribou Lakes Basin, 0.3 mi. NW of upper lake 2134 Comment
  JEPS74426  Penstemon procerus var. brachyanthus W. J. Ferlatte 1966-7-7 195 Siskiyou Trinity Alps, Caribou Basin Caribou Basin; Trinity Alps, Caribou Basin 1981 Comment
  HSC91097  Penstemon procerus var. formosus Jennifer Whipple 1976-6-30 1208 Siskiyou SE slope of Mount Eddy draining into the N fork of the Sacramento River 2256 Comment
  HSC91117  Penstemon roezlii Jennifer Whipple 1976-7-9 1396 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  CAS-BOT-BC239414  Penstemon rupicola Lillian Mott 1976-7-4 36 LM76 Siskiyou Lily Pad Lake ca. 3 mi. west of Cook and Green Pass 2011 Comment
  RSA114975  Penstemon rydbergii var. oreocharis E. K. Balls, Lee W. Lenz 1956-6-18 21806 Siskiyou 1.3 mi SE of Bartle (jct with rd to Lava Beds) State Hwy 89, McCloud to Burney. 1220 Comment
  SEINET7073528  Penstemon speciosus A. G. Vestal 1963-6-1 s.n. Siskiyou Southeast of Dwinnell Reservoir (Lake Shastina) about 3.6 miles northwest of Rout 97. UTM Zone 10, 549041mN, 4591197mN. Coordinate datum: NAD27. Comment
  UC1602334  Penstemon speciosus H. M. Hall and E. B. Babcock June, 1903 4097 Siskiyou Mount Shasta Sierra Nevada Mountains, Mount Shasta 853 Comment
  UC618811  Penstemon speciosus W. Bridge Cooke 1938-6-24 11095 Siskiyou near MacBride Springs; Mount Shasta Comment
  SD46693  Penstemon speciosus E. K. Balls, L. W. Lenz 1956-6-18 21798 Siskiyou 7.5 mi. se. of Weed, U.S. Hwy. 99 1219 Comment
  RSA715948  Perideridia lemmonii L. Ahart, John Dittes 2005-6-10 12112 Siskiyou About 100 yards southeast of the pump house along the Shasta River, about 1.9 air miles south of Highway 99/97 Cutoff, about 6 air miles east-southeast of Grenada 777 Comment
  UC1114763  Perideridia parishii subsp. latifolia W. Bridge Cooke 1956-7-19 30310 Siskiyou below Wagon Camp; Mount Shasta 1706 Comment
  UC1400336  Perideridia parishii subsp. latifolia Frederick W. Oettinger 1968-8-12 493 Siskiyou meadow just n Tobacco Lake (along trail from w end of Hancock Lake, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  HSC17494  Persicaria amphibia R. C. Wunner 1965-8-24 478 Siskiyou Lava Beds NM, Capt. Jacks Stronghold Entrance 1220 Comment
  CAS-BOT-BC413737  Persicaria hydropiper Louis C. Wheeler 1934-9-20 3287 Siskiyou Lumgrey Creek, Siskiyou Mts. 670 Comment
  HSC43049  Persicaria lapathifolia K. T. Stillman 1976-8-24 440 Siskiyou Along the Klamath River at Williams Point 366 Comment
  CAS-BOT-BC419264  Persicaria maculosa Elmer I. Applegate 1923-9-6 3977 Siskiyou Klamath River, mouth of Doggett Creek Comment
  UC1191937  Petroselinum crispum Verne Grant and Irving Schneider 1947-8-25 8279 Siskiyou w side Tule Lake; w side of Tule Lake Comment
  CHSC4537  Phacelia J. E. Bowlin 1967-7-18 75 Siskiyou Off roadside, ca. 4 mi w of Mount Shasta Ski Bowl. 2133 Comment
  UC1177549  Phacelia Lincoln Constance and Rimo Bacigalupi 1959-6-16 3673 Siskiyou w slope of mt 3.6 mi above Mt. Shasta (city) (on road to Panther Meadows); Mt. Shasta 1524 Comment
  UC673182  Phacelia Lincoln Constance and Reed C. Rollins 1942-5-14 2928 Siskiyou 4 mi n Yreka; Klamath-Siskiyou Region, Shasta River 762 Comment
  JEPS55965  Phacelia corymbosa John Thomas Howell 1939-8-4 15042 Siskiyou Marble Rim Marble Mts. 1889 Comment
  JEPS1963  Phacelia egena Geo. D. Butler 1909-5-23 735 Siskiyou near Yreka Comment
  UC673183  Phacelia egena Lincoln Constance and Reed C. Rollins 1942-5-13 2900 Siskiyou 8 mi s Happy Camp (near Clear Creek); Klamath-Siskiyou Region, Klamath River 304 Comment
  UC1483480  Phacelia greenei Maralyn A. Renner 1980-6-9 833 Siskiyou ridge se F.S. Road 45N35; Klamath National Forest, Yreka Quad. 1341 Comment
  UCD120480  Phacelia hastata Robert E. Preston 1995-6-18 885 Siskiyou Irongate Reservoir, ca. 1/4 mi sw of mouth of Jenny Creek. 731 Comment
  HSC77056  Phacelia heterophylla subsp. virgata K. T. Stillman 1976-8-7 187 Siskiyou Marble Mtn. Wilderness Area 1951 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
  POM127629  Phacelia linearis A. M. Alexander, Louise Kellogg 1911-6-13 125 Siskiyou 6 miles northwest Callahan. Comment
  HSC69306  Phacelia mutabilis Maralyn A. Renner 1980-7-24 1983 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  UCD120644  Phacelia mutabilis J. M. Tucker 1950-7-24 1954 Siskiyou Beside Cold Creek at the Military Road crossing, about 6 miles northwest of Pilgrim Creek Experience Station, east side of Mt. Shasta. Comment
  HSC64584  Phacelia pringlei J. O. Sawyer 1979-5-26 3361 Siskiyou Along Hwy. 3, N side of Scott Mountain. 1341 Comment
  UC1101559  Phalaris arundinacea Calvin McMillan and Malcolm A. Nobs 1949-6-17 802 Siskiyou Highway 97 Grass Lake Comment
  CAS-BOT-BC77428  Philadelphus lewisii J. H. Thomas 1949-6-16 954 Siskiyou 1/4 miles north of Beaver Creek Public Camp, along Beaver Creek; 5 miles north of junction of Beaver Creek Comment
  CAS-BOT-BC77435  Philadelphus lewisii Lewis S. Rose 1945-6-18 45078 Siskiyou Horse Creek & Klamath River 502 Comment
  LA206242  Philadelphus lewisii Louis C. Wheeler; 1934-7-16 2910 Siskiyou Siskiyou Mountains, Oak Knoll Ranger Station, Klamath River 670 Comment
  CAS-BOT-BC250786  Phleum alpinum Alice Eastwood 1921-7-28 10935 Siskiyou Medicine Lake Comment
  CAS-BOT-BC250950  Phleum pratense Wm. Bridge Cooke 1938-7-15 11201 Siskiyou Mount Shasta. Along creeks in Bear Springs Comment
  HSC82220  Phleum pratense Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4540 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  RSA161689  Phlox adsurgens Lee W. Lenz 1961-6-22 24361 Siskiyou 15 miles N of Happy Camp, road to O'Brien Comment
  CHSC96001  Phlox diffusa L. P. Janeway 2006-7-4 8794 Siskiyou Klamath Ranges. Scott Mountains; opening on spur ridge 1.9 km west-southwest of Scott Mountain Summit. 1838 Comment
  UC30215  Phlox diffusa W. H. Brewer 1862-9-13 1377 Siskiyou Mount Shasta 2438 Comment
  UC609316  Phlox diffusa Eleanor Burks Hart 1938-8-19 901 Siskiyou Upper Wright Lake 2194 Comment
  UCSB27391  Phlox diffusa Wilken, Dieter 1969-7-26 Siskiyou Above smnmit of Mt. Shasta Ski Bowl Road; south slope of Mt. Shasta 3200 Comment
  CAS-BOT-BC294729  Phlox diffusa James Vale 1980-7-25 s.n. Siskiyou Shasta - Trinity National Forest. Mount Shasta, Panther Meadow Comment
  UC1409302  Phlox diffusa Frederick W. Oettinger 1968-8-19 586 Siskiyou English Peak Gap Salmon Mountains, Marble Mountain Wilderness Area 2133 Comment
  RSA183673  Phlox diffusa subsp. diffusa Gilbert Muth 1965-8-6 184 Siskiyou Marble Mountains; backside of Black Mountain Comment
  UC572311  Phlox hoodii subsp. canescens W. H. Mitchell 1936-5-8 Siskiyou Base of Schonclim Butte Dorris Quad. 1432 Comment
  UC164140  Phlox hoodii subsp. canescens Geo. D. Butler 1909-5-15 738 Siskiyou Klamath Hills Klamath Comment
  UC643291  Phlox speciosa unknown 1940-6-6 15049 Siskiyou along Castle Lake Road Comment
  JEPS46197  Phlox speciosa subsp. occidentalis Duncan Dunning 1922-6-6 Siskiyou nw of Fort Jones; Moffett Creek Comment
  SEINET7073525  Phlox speciosa subsp. occidentalis A. G. Vestal 1963-6-3 s.n. Siskiyou Lava boulders south of Gazelle. UTM Zone 10, 544048mN, 4590451mN. Coordinate datum: NAD27. Comment
  CDA22368  Phoradendron densum L. Ahart, J. Dittes 2005-6-1 12068 Siskiyou South of a poor dirt road, about 90 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. Comment
Read comments
Oct 5 2019
  JEPS42561  Phoradendron densum James R. Weir Oct. 1917 9366 Siskiyou Sisson Comment
  UC1039905  Phoradendron densum James Weir 1916-1 9361 Siskiyou Siskiyou Nat'l Forest Comment
  CAS-BOT-BC135340  Phoradendron juniperinum Peter H. Raven 1956-9-2 10470 Siskiyou N Fork of the Sacramento River 1463 Comment
  CAS-BOT-BC135341  Phoradendron juniperinum Wm. Bridge Cooke 1939-7-21 13699 Siskiyou Mount Shasta, on the SW side of the Mountain. Howard 1219 Comment
  UC403987  Phoradendron libocedri Mrs. K. J. Stirring 1904-1 Siskiyou Etna Mills Comment
  CAS-BOT-BC56493  Phyllodoce empetriformis W. R. Dudley 1899-8-24 s.n. Siskiyou Craggy Peak - Lunch Creek Comment
  JEPS84213  Phyllodoce empetriformis L. R. Heckard with Susan D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6418 Siskiyou 5 mi n of the town of Seiad Valley (e slope of Kangaroo Mountain, at head of Hell's Canyon); Kangaroo Mountain, Hell's Canyon 1828 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
  UC61670  Phyllodoce empetriformis Geo. B. Grant Sept, 1902 5122 Siskiyou Mount Shasta, Horse Camp Mount Shasta; , Horse Camp 2438 Comment
  HSC64809  Physaria occidentalis J. P. Smith 1976-5-21 8752 Siskiyou Along FS Rd. 40N08, 1 mi. from its junction with Hwy. 3, Klamath National Forest 1646 Comment
  CAS-BOT-BC140606  Physocarpus capitatus L. E. Smith 1913-6-18 378 Siskiyou Road from Sisson to Castle Creek Comment
  HSC4818  Physocarpus capitatus J. O. Sawyer 1968-9-10 760 Siskiyou Young's Meadow on Clear Creek 1402 Comment
  UC1034605  Physocarpus capitatus Douglas Barbe 1955-6-29 45 Siskiyou 1.8 mi e Callahan (on bank of Scott River); Klamath Mts 975 Comment
  UC1736325  Physocarpus capitatus Dean W. Taylor 1972-7-3 1602 Siskiyou Cook and Green Pass 1371 Comment
  CAS-BOT-BC73429  Picea breweriana T. H. Harris 1951-5-30 s.n. Siskiyou Tanner Butte Road, near Happy Camp. 1828 Comment
  HSC43422  Picea breweriana Maralyn O'Meara 1974-5-25 389 Siskiyou Along road to Duck Lakes trail 1402 Comment
  HSC67756  Picea breweriana John Palmer 1980-7-24 578 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  POM230326  Picea breweriana J. T. Howell 1937-7-24 s.n. Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  RSA264592  Picea breweriana L. E. Berriman 1941-01 s.n. Siskiyou North slopes of Russian Peak, west of Callahan. 1829 Comment
  UC407005  Picea breweriana Peter Bennett 1928-7-11 Siskiyou head of No Nothing Creek Salmon Mts., No Nothing Creek Comment
  NY30092  Picea breweriana P. Bennett 1928-7-11 s.n. Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  HSC30652  Pinus albicaulis Frederick W. Oettinger 1966-8-27 51 Siskiyou S side of E Boulder Lake in the Scott Mtns. 2043 Comment
  JEPS47878  Pinus albicaulis Geo. D. Butler 1908-8-5 520 Siskiyou summit next to Cold Spring Gulch (old cabin trail) Comment
  LA6021  Pinus albicaulis Wm. Bridge Cooke; 1939-8-22 13884 Siskiyou Mount Shasta, around Horse Camp 2438 Comment
  NY34629  Pinus attenuata F. M. Ownbey 1940-7-7 2219 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY579172  Pinus attenuata T. charlet 1996-12-15 2350 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY579173  Pinus attenuata T. charlet 1996-12-15 2350 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC78409  Pinus balfouriana William R. Dudley 1899-8-24 s.n. Siskiyou summit of Craggy Peak 2438 Comment
  HSC69520  Pinus jeffreyi Maralyn A. Renner 1980-6-26 1288 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  JEPS120218  Pinus jeffreyi Julie Kierstead Nelson with Keli McElroy 2012-8-10 2012 -074 Siskiyou NW side of Gumboot Lake Comment
  CAS-BOT-BC78962  Pinus monticola W. R. Dudley 1901-8-18 s.n. Siskiyou Jackson Lake Comment
  UCD134814  Pinus monticola J. M. Tucker 1950-7-24 1956 Siskiyou Beside road to Brewer Creek, off the Military Road, east side of Mt. Shasta. Comment
Read comments
Mar 6 2015
  NY61947  Pinus monticola E. B. Copeland 1903-9-8 3806 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC72865  Pinus ponderosa Doris K. Kildale 1929-4-27 7566 Siskiyou Cecilville Comment
  CAS-BOT-BC72870  Pinus ponderosa Doris K. Kildale 1928-7-3 5435 Siskiyou Forks of Salmon Comment
  UC618741  Pinus ponderosa unknown 1938-9-2 11597 Siskiyou Sisson Southern Trail Mount Shasta (Transition zone forest and chaparral belts around mountain) 1524 Comment
  RSA237359  Pinus washoensis Frederick W. Oettinger 1968-9-4 701 Siskiyou On a northwest-tending ridge from the peak between Abbotts Lake and Lake of the Island---just below the peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  UC922362  Piperia unalascensis Annie M. Alexander and Louise Kellogg 1949-7-31 5907 Siskiyou lower end Sky High Valley; Marble Mountains 1767 Comment
  UC618700  Plagiobothrys hispidus Ivan Johnston 1938-7-22 11350 Siskiyou Shasta Fir Forest, Sisson Southern TrailShasta Fir Forest Mount Shasta; , Shasta Fir Forest, Sisson Southern Trail Comment
  HSC46221  Plagiobothrys shastensis Jennifer Whipple 1978-6-5 2331 Siskiyou Weston Gulch in Scott Valley 854 Comment
  CHSC93543  Plagiobothrys tenellus Lowell Ahart; John Dittes 2005-6-10 12089 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
  CHSC93532  Plantago eriopoda Lowell Ahart; John Dittes 2005-6-10 12104 Siskiyou Steep springy sloper, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  JEPS68263  Plantago eriopoda L. R. Heckard 1972-5-31 2936 Siskiyou about 2 mi e Gazelle (on road to Weed) Comment
  UC398669  Plantago eriopoda A. A. Heller 1927-8-2 14442 Siskiyou near Gazelle; Shasta Valley Comment
  SD113745  Plantago indica Darley F. Howe 1966-8-27 4309 Siskiyou 8.5 miles north of Weed on #97. 1189 Comment
  HSC35439  Platanthera dilatata var. leucostachys A. Montalvo, J. D. Ackerman 1975-7-18 583 Siskiyou S Fork Sacramento River, FS 40N30 1372 Comment
  HSC61293  Platanthera dilatata var. leucostachys Ruby Van Deventer 1960-7-14 Siskiyou Flint Valley Comment
  UC144294  Platanthera leucostachys A. A. Heller 1905-6-5 7979 Siskiyou between Shasta Retreat and Shasta Springs Comment
  UC164417  Platanthera leucostachys Geo. D. Butler 1908-8-4 3 Siskiyou Cold Spring , Cold Spring (Wooley Creek) Comment
  HSC21995  Platanthera sparsiflora J. O. Sawyer 1969-8-4 1892 Siskiyou Above S Sugar Lake 2043 Comment
  JEPS109706  Platanthera sparsiflora Dean W. Taylor 2002-7-20 18253 Siskiyou Forest Road 17 ca. 3.3 miles west (above) junction with Stewart Springs Road, Parks Creek 1524 Comment
  SEINET3162859  Plectritis G. D. Butler 1910-3-24 1139 Siskiyou Shasta River Hills Comment
  RSA48224  Plectritis congesta subsp. brachystemon Roxana S. Ferris, Laura Lorraine 1948-6-12 11726 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  HSC68344  Plectritis macrocera J. P. Smith 1973-5-5 6425 Siskiyou Along Cook and Green Pass Rd. Comment
  UC416751  Plectritis macrocera F. N. Hooper 20 Siskiyou Little Shasta Comment
  UC416765  Plectritis macrocera W. T. Mooney April 1903 Siskiyou Yreka Comment
  POM67770  Plectritis macrocera subsp. grayi Geo. D. Butler 1910-4-15 1176 Siskiyou Yreka Creek. Comment
  UC166234  Poa bolanderi Geo. D. Butler 1910-7-12 1747 Siskiyou Shackleford Creek 1371 Comment
  HSC102710  Poa bulbosa J. P. Smith 2013-6-17 13743 Siskiyou Tennat-Bray. 1485 Comment
  HSC27349  Poa cusickii subsp. epilis J. P. Smith, Maralyn O'Meara, J. O. Sawyer 1972-7-3 5697 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  UCD90924  Poa cusickii subsp. epilis Rimo Bacigalupi 1959-7-1 7197 Siskiyou above Mt. Shasta Ski Bowl Lodge; southwestern slopes of Mt. Shasta. 2834 Comment
  CAS-BOT-BC256020  Poa pratensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53415 Siskiyou Oro Fino 853 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
  UCD91765  Poa pringlei Freed W. Hoffman 1950-7-13 3655 Siskiyou western side of Baldy Mountain. Comment
  POM198428  Poa secunda Geo D. Butler 1910-7-12 1749 Siskiyou Shackleford Creek 1220 Comment
  RSA238364  Poa secunda Frederick W. Oettinger 1969-9-2 1606 Siskiyou north side of English Peak. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  UCD92392  Poa secunda subsp. juncifolia Mr. Roseman 1913-1 33 Siskiyou Butte Valley. Comment
  CAS-BOT-BC243233  Poa secunda subsp. secunda A. A. Heller 1919-6-25 13266 Siskiyou Compton's prairie, N base of Mount Eddy 1158 Comment
  UC196944  Poa secunda subsp. secunda Geo. D. Butler 1910-5-6 1294 Siskiyou hill near Yreka Comment
  JEPS84252  Polemonium californicum L. R. Heckard with J. Hickman et al. 1986-7-17 6453 Siskiyou ridge e Kangaroo Peak (s of Lily Pad Lake, ca 5 mi n of town of Seiad Valley) 1900 Comment
  CAS-BOT-BC232898  Polemonium carneum Geo. D. Butler 1910-5-15 1344 Siskiyou McAdam Creek Comment
  CAS-BOT-BC232903  Polemonium carneum Lillian Mott 1976-7-7 45 LM76 Siskiyou Reeves Spring ca. 7 miles E of Cook and Green Pass 1828 Comment
  SEINET12279655  Polemonium pulcherrimum H. P. Chandler 1901-1 1671 Siskiyou Marble Mountain 2438 Comment
  UC643266  Polemonium pulcherrimum subsp. pulcherrimum W. Bridge Cooke 1940-7-26 15381 Siskiyou Mt. Shasta , w side of Shastina (w side of Shastina) 3048 Comment
  UCD77932  Polyctenium fremontii Robert E. Preston 1997-6-1 1034 Siskiyou Grass Lake 1536 Comment
  UCD109718  Polygala cornuta J. P. Smith; Steve Selva 1970-7-14 3858 Siskiyou Exact location unknown. Comment
  UC454757  Polygala cornuta var. cornuta I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Comment
  UC618619  Polygala cornuta var. cornuta W. Bridge Cooke 1938-7-22 11324 Siskiyou on lava outcropping along trail Mount Shasta, Sisson Southern Trail 1371 Comment
  UC1101135  Polygonum amphibium var. stipulaceum Herbert L. Mason 1948-7-18 13613 Siskiyou Grass Lake Comment
  UC572802  Polygonum aviculare subsp. aviculare W. Bridge Cooke 1937-8-6 9187 Siskiyou Bear Spring Mt. Shasta 1524 Comment
  UC850005  Polygonum aviculare subsp. depressum A. A. Heller 1915-8-24 12207 Siskiyou Metcalf's ranch, NE base of Mt. Eddy 1188 Comment
  RSA12489  Polygonum bistortoides Carl B. Wolf 1934-7-4 5948 Siskiyou 6.8 miles from Dry Lake lookout on road to Horse Creek, Siskiyou Mountains. 1829 Comment
  UC1733715  Polygonum bistortoides Frank Gould, Kay H. Beach 1940-5-15 1227 Siskiyou Bull Meadows Comment
  SEINET10479618  Polygonum bistortoides Mary Susan Taylor 1980-6-23 Taylor 2947 Siskiyou T39N R5W se sec 19 Dunsmuir quad. Shasta-Trinity Natl Forest; ca. 100 ft S of Rd 40N26, ca. 1 mi E of its jct with road to Cedar Lake (39N05Y), near S fork of Sacramento River, ca. 10 mi SW of Mt Shasta. 1570 Comment
  CDA2791  Polygonum cuspidatum T. C. Fuller 1968-8-1 17452 Siskiyou Northeast corner of Siskiyou Avenue & Interstate 5 freeway, and in yards along Siskiyou Avenue, north limits of Dunsmuir. 0 Comment
  RSA170306  Polygonum cuspidatum T. C. Fuller 1963-8-26 11152 Siskiyou Dunsmuir Grade, Hwy 99 to Mt. Shasta City, 0.5 miles N of the limits of Dunsmuir, siskiyou. Comment
  JEPS50539  Polygonum davisiae W. L. Jepson 1907-7-5 2843 Siskiyou Marble Mt. Comment
  UC1190188  Polygonum davisiae Ira L. Wiggins 1955-7-27 13540 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  UC1034569  Polygonum davisiae Douglas Barbe 1955-7-26 284 Siskiyou Scott Mt. Klamath Mountains (small pond on n side, below summit) 1981 Comment
  JEPS51267  Polygonum douglasii Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Mount Muir Region of the Upper Sacramento (= Black Butte near Sisson) Comment
  UC375152  Polygonum douglasii subsp. majus Geo. D. Butler 1908-7-19 195 Siskiyou Humbug Creek Comment
  UC55510  Polygonum douglasii subsp. spergulariiforme T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC1026908  Polygonum douglasii subsp. spergulariiforme W. Bridge Cooke 1940-6-7 15107 Siskiyou along Pacific Hwy near Black Butte Comment
  POM211468  Polygonum minimum Louis C. Wheeler 1934-8-22 3207 Siskiyou Siskiyou Mts: Dead Cow Creek. 1829 Comment
  CAS-BOT-BC418594  Polygonum minimum Louis C. Wheeler 1934-8-22 3207 Siskiyou Dead Cow Creek, Siskiyou Mts. 1828 Comment
  SEINET4335357  Polygonum minimum G. D. Butler 1910-7-13 1776 Siskiyou Shackerford Creek 1219 Comment
  UC375149  Polygonum phytolaccifolium Geo. D. Butler 1908-8-4 182 Siskiyou Shackleford Creek; head Comment
  UC922363  Polygonum phytolaccifolium Annie M. Alexander and Louise Kellogg 1949-7-19 5808 Siskiyou Paradise Lake Marble Mountains 1920 Comment
  CAS-BOT-BC420072  Polygonum polygaloides subsp. kelloggii A. A. Heller 1922-7-15 13713 Siskiyou At Medicine Lake 2133 Comment
  SBBG18316  Polygonum sawatchense C. B. Hardham 1961-7-2 8063 Siskiyou Mill Crk 1219 Comment
  UC1191238  Polygonum sawatchense subsp. oblivium Herbert L. Mason 1948-7-18 13623 Siskiyou Grass Lake Comment
  UC1540245  Polygonum sawatchense subsp. oblivium Dean W. Taylor 1987-6-26 9075 Siskiyou 2 mi se Medicine Lake; Paynes Springs 1996 Comment
  POM312532  Polygonum sawatchense subsp. oblivium H. L. Mason 1948-7-18 13623 Siskiyou Grass Lake Comment
  HSC17533  Polygonum shastense W. L. Jepson 1894-8-4 14785 Siskiyou Mt. Shasta, timber line Comment
  SEINET10848475  Polygonum shastense Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 867 Siskiyou Shasta-Trinity National Forest. At the upper end of county road A10, mile 13.8 (from beginning of road in Mount Shasta City, 12.7 miles from National Forest boundary sign). Highest vehicle accessible point on Mount Shasta. T41N R3W S33 NW 1/4. 2399 Comment
  CAS-BOT-BC421079  Polygonum spergulariiforme Alice Eastwood 1912-8-30 2086 Siskiyou Mount Eddy Comment
  HSC27015  Polygonum spergulariiforme J. P. Smith, J. O. Sawyer 1972-9-12 5766 Siskiyou Scott Mountain; 1/2 mile east of Scott Mountain Rd. (S.R. 3) 1646 Comment
  RSA44882  Polygonum spergulariiforme J. C. Roos, L. Roos 1948-9-1 3941 Siskiyou Fort Jones Comment
  SBBG29117  Polygonum spergulariiforme L. C. Wheeler 1934-9-26 3303 Siskiyou Siskiyou Mtns; R8W, T$&N, S27 1005 Comment
  SEINET10937598  Polygonum spergulariiforme Lowell Ahart, Peter Ahart 1983-9-13 Ahart 4411 Siskiyou Near Hwy 96, near the Klamath River, ca. 5 mi w of Interstate 5. Yellow Pine Forest; 1000 m. 1000 Comment
  HSC41042  Polypodium hesperium J. O. Sawyer 1970-3-4 2061 Siskiyou N of Idlewild Campground 762 Comment
  UC166281  Polypogon interruptus Geo. D. Butler 1908-6-25 481 Siskiyou along creek near Yreka; near Yreka Comment
  UC70718  Polypogon monspeliensis T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC72383  Polystichum lemmonii Alice Eastwood 1912-8-30 2043 Siskiyou Mount Eddy Comment
  UC338377  Polystichum lemmonii J. G. Lemmon and wife Sep 1889 Siskiyou s slope Mt. Eddy (near Mt. Shasta) Comment
  CAS-BOT-BC72376  Polystichum lemmonii Geo. D. Butler 1908-8-5 238 Siskiyou below Cold Spring, West Fork of Woolly Creek Comment
  HSC79127  Polystichum lemmonii C. J. Thomas 1983-10-1 75 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  RSA105460  Polystichum lemmonii G. D. Barbe 1955-7-26 287 Siskiyou Among dry rocks at a small pond on the N slope of Scott Mtn. 1982 Comment
  RSA693360  Polystichum lemmonii M. B. Dunkle 1945-07 9277 Siskiyou Paradise Lake, Marble Mountains Comment
  HSC79131  Polystichum lonchitis C. J. Thomas 1983-10-1 87 Siskiyou N side of Black Mtn. in Marble Mtn. Wilderness 1976 Comment
  UC1313058  Polystichum lonchitis J. M. Tucker 1963-8-19 3772 Siskiyou headwaters of Canyon Creek; Marble Mt. Wilderness Area 1950 Comment
  CAS-BOT-BC108545  Populus balsamifera Frank Callahan 2007-5-1 s.n. Siskiyou Moffett Creek 883 Comment
  UC416612  Porterella carnosula H. W. Furlong Sept. 1901 Siskiyou Summit to Ager; about 10 mi (air) s of the Oregon boundary and about 11 mi (by road) n of Montague, northern Siskiyou Co. Comment
  UCD144584  Potamogeton amplifolius Steve Orloff 2002-1 s.n. Siskiyou Cecilville, Property owned by John Riewerts. 709 Comment
  UC1265462  Potamogeton berchtoldii Frederick W. Oettinger 1969-8-18 1417 Siskiyou at nw shore of Horse Range Lake (High Lake Basins in Vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1821 Comment
  SEINET10836817  Potamogeton filiformis var. alpinus Katherine L. Morris 1973-6-2 Morris 345 Siskiyou Found at the junction of Shasta and Klamath Rivers on Hwy 263. Comment
  UCD138308  Potamogeton gramineus Calvin McMillen; Malcolm A. Nobs 1949-6-17 801 Siskiyou Grass Lake, Highway 97. Comment
  HSC69382  Potamogeton natans Maralyn A. Renner 1980-8-4 2207 Siskiyou Flint Valley 1390 Comment
  CAS-BOT-BC142034  Potentilla drummondii Harley P. Chandler 1901-6-1 1564 Siskiyou Ridges and meadows naer Marble Mountain 1828 Comment
  UC1409358  Potentilla flabellifolia Frederick W. Oettinger 1968-9-5 718 Siskiyou se side Hancock Lake (High Lake Basins in the vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1889 Comment
  UCR52571  Potentilla glandulosa Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  RSA68942  Potentilla glandulosa subsp. ashlandica A. E. Culbertson 1943-7-7 16 Siskiyou Castle Lake, in a N facing cirque with an abrupt 1000' backwall; 14 miles SW of Mt. Shasta on N side of 6600' eastern spur of Trinity Mts. 2000' above Sacramento R. within 10 air miles of its headwaters to the W. 1657 Comment
  UCR37851  Potentilla glandulosa subsp. nevadensis K. T. Stillman 1976-6-26 123 Siskiyou Marble Mountain Wilderness Area, near Bear Lake 1829 Comment
  UC1037232  Potentilla millefolia Leo Whitney 1934-6-10 3035 Siskiyou Antelope Creek near Tennant; Antelope Creek near Tennant 1463 Comment
  UC191277  Potentilla millefolia M. K. Curran July 1887 Siskiyou Edgewood Comment
  SEINET6637083  Potentilla millefolia L. C. Wheeler 1935-6-23 3590 Siskiyou Shasta River 2mi NW Montague 762 Comment
  HSC68391  Prosartes hookeri Maralyn A. Renner 1980-6-26 1249 Siskiyou SE edge of Flint Valley. 1390 Comment
  CAS-BOT-BC516383  Prosartes hookeri Geo. D. Butler 1909-5-30 787 Siskiyou Humbug Mountain Comment
  JEPS25764  Prunella vulgaris Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7476 Siskiyou 2.5 mi ne Swillup Creek crossing (along side canyon of Calif Hwy 96, Klamath River canyon); Klamath River canyon, ne of Swillup Creek crossing 304 Comment
  UCD77960  Prunella vulgaris var. lanceolata Robert E. Preston 2001-7-20 1685 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake. 1712 Comment
  HSC31800  Prunus emarginata Steve Selva, Roger Jensen 1974-8-16 6 Siskiyou S facing slopes above Sugar Lake Comment
  RSA78998  Prunus emarginata E. K. Balls 1952-10-13 18186 Siskiyou North end of Castle Lake 1585 Comment
  UC466756  Prunus emarginata Annie M. Alexander and Louise Kellogg 1911-6-15 144 Siskiyou Jackson Lake 1798 Comment
  JEPS44971  Prunus subcordata Geo. D. Butler 1909-4-14 644 Siskiyou Humbug Comment
  CAS-BOT-BC151228  Prunus virginiana var. demissa A. A. Heller 1905-6-9 8004 Siskiyou Yreka, at the base of the hills east of the town, along an irrigating ditch. Comment
  CAS-BOT-BC151249  Prunus virginiana var. demissa Geo. D. Butler 1910-7-24 1795 Siskiyou Yreka Creek Comment
  HSC29409  Prunus virginiana var. demissa Frederick W. Oettinger 1969-7-16 1040 Siskiyou Marble Mtn. Wilderness Area, SE side of Abbotts lake 1860 Comment
  JEPS24783  Prunus virginiana var. demissa Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6791 Siskiyou just sw of Mount Shasta Town ((Sisson) and road to Castle Lake, at junction old Hwy 99) 1036 Comment
  UC144438  Prunus virginiana var. demissa A. A. Heller 1905-6-5 7965 Siskiyou between Shasta Retreat and Shasta Springs Comment
  SEINET7412306  Prunus virginiana var. demissa G. D. Butler 1910-7-24 1795 Siskiyou Yreka Creek Comment
  CAS-BOT-BC356386  Pseudognaphalium beneolens Geo. B. Grant 1902-9-6 5075 Siskiyou Sisson Comment
  HSC29165  Pseudognaphalium thermale Frederick W. Oettinger 1969-8-19 1449 Siskiyou Marble Mtn. Wilderness Area, ridge from Arrow Peak to King David Peak, English Lake Basin 1936 Comment
  UC165936  Pseudostellaria jamesiana Geo. D. Butler 1909-6-13 966 Siskiyou Moffitt Creek Comment
  RSA49964  Pseudostellaria jamesiana E. K. Balls 1949-7-8 13897 Siskiyou Trail to Carmel Lake from Scott Mountain Camp, Scott Mtn. 1753 Comment
  RSA237417  Pseudotsuga menziesii Frederick W. Oettinger 1968-8-15 528 Siskiyou On the ridge above Hell Hole at the northeast side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC239  Pseudotsuga menziesii var. menziesii T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC1601293  Psilocarphus oregonus T. S. Brandegee Siskiyou Edgewood Comment
  UC17382  Ptelea crenulata Miss Edmonds 1890-7-21 Siskiyou Comment
  CHSC57  Pteridium aquilinum var. pubescens V. Holt 1932-7-19 Siskiyou Spring Hill. 1219 Comment
  HSC63299  Pterospora andromedea M. A. Baker 1979-7-31 1095 Siskiyou Head of Tickner Creek on trail to Johnson's Hunting Trail 1400 Comment
  UC1251647  Pteryxia terebinthina var. californica T. Call and V. Call 1964-6-22 2280 Siskiyou below lava flows northwest of Mt Shasta 1066 Comment
  RSA97287  Pteryxia terebinthina var. californica F. W. Peirson 1923-7-19 3951 Siskiyou Whitney Creek at the foot of Mt. Shasta. Comment
  HSC97135  Puccinellia distans L. Ahart 2005-6-9 12002 Siskiyou 3/5 mi. S of Hwy. 99/97 cutoff, 2 1/2 mi. ESE of Grenada 775 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
  CAS-BOT-BC147896  Purshia tridentata var. tridentata Geo. D. Butler 1910-4-16 1184 Siskiyou Shasta River Comment
  UC60889  Purshia tridentata var. tridentata W. A. Setchell, C. C. Dobie 1902-7-14 Siskiyou Sisson; Mount Shasta Comment
  RSA45345  Pycnanthemum californicum Dorothy Parker 1946-8-17 s.n. Siskiyou Mill Lane, Plowman s Valley 1189 Comment
  CAS-BOT-BC460863  Pyrola aphylla Doris K. Kildale 1929-7-20 8645 Siskiyou Trail up South Fork Indian Creek to Elk Lick Comment
  CHSC1410  Pyrola asarifolia subsp. asarifolia V. Holt 1932-6-28 Siskiyou S. S. Campus, Mt. Shasta City. 1097 Comment
  HSC69309  Pyrola crypta Maralyn A. Renner 1980-7-24 1979 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  CAS-BOT-BC462543  Pyrola dentata Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Near Cedar Lake, Trinity Mts. 1828 Comment
  SEINET11977316  Pyrola dentata M. Ownbey, Meyer, F. G. 1940-1 2225 Siskiyou near summit of Siskiyou Mountains, 17 mi N of Happy Camp Comment
  SEINET8342672  Pyrola dentata Marion Ownbey, Fred G. Meyer 1940-7-8 2225 Siskiyou near summit of Siskiyou Mountain, 17 miles north of Happy Camp. Comment
  HSC18920  Pyrola minor J. O. Sawyer 1969-7-23 1187 Siskiyou Along road near Horse Range Creek. 1341 Comment
  SEINET7257268  Pyrola minor W. Roderick, D. Parker 1967-7-27 s.n. Siskiyou South of Etna 1676 Comment
  CAS-BOT-BC466130  Pyrola picta John Thomas Howell 1937-7-26 13520 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC466153  Pyrola picta Wm. Bridge Cooke 1938-8-5 11454 Siskiyou Sisson Southern Trail, Mount Shasta [one specimen observed at 9000'] 1828 Comment
  HSC100792  Pyrrocoma lanceolata var. lanceolata Lowell Ahart, John Dittes 2010-7-30 16969 Siskiyou Shasta Springs Ranch, 2.6 (air) mi. NW of Big Springs Lake, 3.9 (air) mi. SE of Grenada, 6.3 (air) mi. NW of Dwinnel Dam. 779 Comment
  HSC2327  Pyrrocoma racemosa Geo. D. Butler 1910-8-21 1843 Siskiyou Shasta Valley Comment
  CAS-BOT-BC94661  Quercus garryana Wm. F. Herrin 1919-9-1 s.n. Siskiyou near Dunsmuir Comment
  RSA82773  Quercus garryana var. garryana J. M. Tucker 1948-8-3 1772 Siskiyou Ca. 0.6 mile west of Happy Camp. 335 Comment
  CAS-BOT-BC105475  Quercus kelloggii Geo. D. Butler 1910-4-16 1183 Siskiyou Klamath River Comment
  HSC36737  Quercus kelloggii Brent Whitely 1975-6-21 10 Siskiyou 223 Comment
  POM106358  Quercus kelloggii Geo. D. Butler 1908-7-4 235 Siskiyou Shasta River Comment
  CAS-BOT-BC104369  Quercus sadleriana Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road 1524 Comment
  JEPS37855  Quercus sadleriana Geo. D. Butler 1908-8-4 234 Siskiyou Wooly Creek 1676 Comment
  RSA749132  Quercus sadleriana Jim R. Shevock, David Toren 2000-9-1 20099 Siskiyou Applegate River Drainage. Along trail 959 toward Bear Gulch about 100 yards N of Cook and Green Pass off of road 1055. 1433 Comment
  UCSB1236  Quercus sadleriana Bacigalupi, Rimo; Constance, Lincoln; Tracy, J. 1951-6-16 Siskiyou About 1.5 miles below and southeast of saddle at summit of Takilma-Happy Camp Road Comment
  SEINET12029704  Quercus sadleriana S. Edwards, Roderick, W. 1983-1 105 Siskiyou E of Cook & Green Pass Comment
  CAS-BOT-BC104616  Quercus vacciniifolia L. E. Smith 1913-6-29 417 Siskiyou Rainbow Comment
  UCD47422  Quercus vacciniifolia A. T. Leiser 1968-8-3 s.n. Siskiyou Castle Lake campground, Siskiyou Co. Comment
  UCD47463  Quercus vacciniifolia D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-13 s.n. Siskiyou Callahan-Cecilville. Cecilville Road. Klamath National Forest. 1650 Comment
  SEINET10970880  Quercus vacciniifolia Patricia L. Kenney 1973-6-4 Kenney 385 Siskiyou On steep roadbank along road from cecilville to callahan; 6.4 miles w of Callahan 1737 Comment
  CAS-BOT-BC380412  Ranunculus alismifolius var. hartwegii Frank W. Gould 1940-5-14 1225 Siskiyou Bull Meadows 11 mi west of Highway US 97 on road to Montague 1676 Comment
  UC480880  Ranunculus aquatilis var. capillaceus Milo S. Baker 1898-8-1 470 Siskiyou Medicine Lake Comment
  UC1265405  Ranunculus aquatilis var. capillaceus Frederick W. Oettinger 1969-9-5 1683 Siskiyou near Abbot's Lake (high lake basins in vicinity of English Peak, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area, Salamande 1767 Comment
  UC71955  Ranunculus flammula Milo S. Baker Aug, 1896 Siskiyou near Payne's Springs Comment
  RSA534580  Ranunculus flammula var. ovalis Peter Rubtzoff 1955-7-10 1947 Siskiyou Duncans Mills Marsh Comment
  JEPS55078  Ranunculus glaberrimus Geo. D. Butler 1910-3-7 1117 Siskiyou Shasta River Canyon Comment
  HSC37533  Ranunculus occidentalis var. occidentalis J. P. Smith 1974-5-26 7569 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC68500  Ranunculus occidentalis var. occidentalis Maralyn A. Renner 1980-6-22 902 Siskiyou Slopes N of Little Shasta River 1372 Comment
  HSC33982  Ranunculus orthorhynchus var. orthorhynchus J. P. Smith 1974-5-25 7471 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  UC796607  Ranunculus orthorhynchus var. orthorhynchus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11820 Siskiyou Parker Ranch Plowman's (Noyes) Valley, e. fork of Scott River Drainage 1203 Comment
  HSC62283  Ranunculus populago Stansell 1968-8-12 Siskiyou Youngs Valley 1524 Comment
  CAS-BOT-BC56111  Rhamnus ilicifolia Doris Overman 1919-9-1 s.n. Siskiyou Yreka Comment
  SEINET13946380 Image available Rhamnus obtusissima A. A. Heller 1920-1 13525 Siskiyou near Black Butte north of Sisson, elev 3550 ft 1082 Comment
  SFV5171  Rhododendron occidentale B. C. Templeton 1960-6-21 8537 Siskiyou Klamath Mountains Between Callahan and the summit of Scott Mountains. Mountain slopes. Comment
  CAS-BOT-BC200399  Rhododendron occidentale var. paludosum Elmer I. Applegate 1895-5-29 299 Siskiyou Sacramento River below Sisson Comment
  CAS-BOT-BC200403  Rhododendron occidentale var. paludosum A. A. Heller 1905-6-1 7948 Siskiyou Along the Sacramento opposite Upper Soda Spring Comment
  POM146272  Rhododendron occidentale var. paludosum J. B. Feudge 1927-7-22 1729 Siskiyou Trail [sisson] to Mt. Eddy. 1524 Comment
  SEINET3155932  Rhus trilobata var. quinata G. D. Butler 1910-6-29 1615 Siskiyou near Yreka Comment
  CAS-BOT-BC92535  Ribes binominatum John Thomas Howell 1937-7-25 13458 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC23686  Ribes binominatum J. O. Sawyer 1971-7-16 2433 Siskiyou Slope NE of Deep Lake 2165 Comment
  CAS-BOT-BC92874  Ribes bracteosum T. H. Harris 1951-6-1 s.n. Siskiyou Indian Creek, Happy Camp. 457 Comment
  CAS-BOT-BC108779  Ribes cereum Louis C. Wheeler 1934-6-29 2825 Siskiyou Siskiyou Mountains. Soda Creek, Sterling Mountain. 1280 Comment
  JEPS43483 Image available Ribes cereum W. L. Jepson 1940-6-27 20036 Siskiyou e slope Mt. Shasta (along the Military Road) 1828 Comment
  SBBG15096  Ribes cereum J. Major 1961-7-14 635 Siskiyou Panther Crk, Mount Shasta 1790 Comment
  SEINET515845  Ribes cereum Vernon Oswald 1997-7-28 8802 Siskiyou Forest Route 15 near Grasshopper Flat, 3.9 mi. S of Medicine Lake Road. 1701 Comment
  UC1096828  Ribes cereum Milo S. Baker 1957-6-16 13101 Siskiyou near Callahan (trip to Scott Mt. after turn off); Scott Mt. Comment
  RSA0024869  Ribes cereum Jack Major 1961-7-14 635 Siskiyou Panther Creek, Mount Shasta. 1790 Comment
  SEINET13942420 Image available Ribes cereum Frank W. Gould 1940-1 1254 Siskiyou Bald Mountain on road from Mt. Hebron to Montague,in pine woods. 5,500 ft. 152 Comment
  JEPS49416  Ribes inerme var. klamathense Geo. D. Butler 1909-4-13 641 Siskiyou near Yreka Comment
  HSC62282  Ribes lacustre Al Hobart 1968-6-20 Siskiyou Youngs Valley Comment
  RSA0021100  Ribes lacustre William J. Ferlatte 1967-6-29 571 Siskiyou Along the Yellow Rose Mine Trail. 1677 Comment
  RSA0021105  Ribes lacustre Frederick W. Oettinger 1968-8-6 426 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-BC173392  Ribes lobbii John Thomas Howell 1939-8-4 15057 Siskiyou Near Spirit Lake, Marble Mts. 1828 Comment
  HSC33983  Ribes lobbii J. P. Smith 1974-5-25 7443 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  SBBG2762  Ribes lobbii H. and M. Dearing 1939-7-2 3799 Siskiyou Salmon Mtn summit 1981 Comment
  HSC29419  Ribes marshallii Frederick W. Oettinger 1968-8-4 387 Siskiyou Vicinity of English Peak, Marble Mountain Wilderness Area; trail N of Crapo Peak Ridge 2195 Comment
  HSC34303  Ribes marshallii J. P. Smith, J. O. Sawyer 1973-8-14 7299 Siskiyou On trail from Campbell Lake to Cliff Lake 1829 Comment
  RSA0023152  Ribes nevadense William J. Ferlatte 1967-7-9 688 Siskiyou Kidd Creek Trail. 1860 Comment
  CAS-BOT-BC199980  Ribes roezlii var. cruentum John H. Thomas 1954-5-14 4185 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville 1219 Comment
  CAS-BOT-BC199981  Ribes roezlii var. cruentum Elmer I. Applegate 1935-8-3 10017 Siskiyou North slope of Caldwell Butte, Lava Beds National Monument Comment
  UC455589  Ribes roezlii var. cruentum I. J. Condit 1911-7-22 Siskiyou trail to Horse Camp; Mt. Shasta 1524 Comment
  UC1483465 Image available Ribes sanguineum Maralyn A. Renner 1980-6-27 1299 Siskiyou headwaters Dillon Creek; Klamath National Forest, Dillon Mtn. Quad. Comment
Read comments
Feb 9 2009
  RSA0019536  Ribes sanguineum Louis C. Wheeler 1934-6-12 2695 Siskiyou North Hungry Creek, Siskiyou Mts. 1311 Comment
  CAS-BOT-BC144514  Ribes sanguineum var. sanguineum Doris K. Kildale 1929-7-24 8608 Siskiyou Southeast spur Preston Peak 1950 Comment
  UCD169264  Ribes velutinum T. Bruchman 1978-7-1 184 Siskiyou Tule Lake National Wildlife Refuge, along Hill Road. Comment
  CAS-BOT-BC168796  Ribes viscosissimum John M. Tucker 1963-7-7 3710 Siskiyou In vicinity of Paradise Lake, at the base on east side of Kings Castle, Marble Mountain Wilderness Area 1981 Comment
  HSC29416  Ribes viscosissimum Frederick W. Oettinger 1969-7-9 934 Siskiyou Vicinity of English Peak, Marble Mountain Wilderness Area; NW of Upper English Lake 1921 Comment
  UC75457  Ribes viscosissimum Milo S. Baker 1899-7-31 Siskiyou Ash Creek, e slope of Mt. Shasta Mt. Shasta Comment
  JEPS1247  Romanzoffia californica Joseph P. Tracy 1939-4-29 16269 Siskiyou Somes Bar 182 Comment
  CDA23021  Rorippa columbiae F. D. Horn, M. Coll. 1977-7-28 s.n. Siskiyou Wildlife Refuge, Tulelake. 0 Comment
  RSA120877  Rorippa curvisiliqua G. D. Barbe 1955-8-4 349 Siskiyou 0.5 mile N of Big Flat at the head of Coffee Creek, at Trinity - Siskiyou Co line. The Klamath Mtns. 1524 Comment
  HSC19388  Rosa gymnocarpa J. O. Sawyer 1968-9-10 679 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  HSC96805  Rosa gymnocarpa S. Lyon 2006-6-2 2 Siskiyou E side of Eddy Gulch Rd., 3 mi. S of the intersection with Sawyers Bar Rd. 915 Comment
  POM140328  Rosa gymnocarpa E. B. Copeland 1903-9-5 3874 Siskiyou Foot of Mt Eddy 1220 Comment
  UC637137  Rosa gymnocarpa Edward Lee 1934-8-13 1090 Siskiyou Happy Camp to Waldo (Oregon) road Klamath National Forest, watershed of West Branch of Indian 1463 Comment
  HSC60413  Rubus laciniatus J. P. Smith, Steve Selva 1970-6-15 3901 Siskiyou 10 mi. NW of Forks of Salmon Comment
  RSA237648  Rubus lasiococcus Frederick W. Oettinger 1968-8-5 415 Siskiyou W end of Charmaine Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1921 Comment
  CAS-BOT-BC147981  Rubus leucodermis Carl B. Wolf 1927-8-27 1134 Siskiyou At mouth of Crawford Creek, Klamath River Comment
  HSC36468  Rubus leucodermis J. O. Sawyer 1969-7-11 849 Siskiyou Ravine above C.C.C. road. 1280 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
  UC1190259  Rubus leucodermis Ira L. Wiggins 1955-7-22 13456 Siskiyou 9.5 mi above Cecilville (in South Fork of Salmon River); South Fork Salmon River 1066 Comment
  UCSC000370  Rubus leucodermis I. J. Condit 2009-8-23 s.n. Siskiyou near Sisson Sisson - Castle Lake 1829 Comment
  HSC68329  Rubus parviflorus Maralyn A. Renner 1980-6-26 1242 Siskiyou SE edge of Flint Valley. 1390 Comment
  CAS-BOT-BC363210  Rudbeckia occidentalis William M. Hiesey 1947-8-23 554 Siskiyou Beaver Creek Public Camp Ground, Klamath National Forest, 5 miles north of the Klamath River (10 miles N.W. of Gottville). Along streamcourse of Beaver Creek 701 Comment
  CHSC91779  Rumex acetosella G. F. Hrusa 2001-6-6 15845 Siskiyou Siskiyou Mountains. Nr. summit of pass betw. Happy Camp, CA and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. Roadside. UTM: 10S, 4649821 N, 0456023 E. 1424 Comment
  SJSU10637  Rumex acetosella V. Hardham 1965-7-14 151 Siskiyou Dead Horse Summit c. 3 mi SE of Bartle on State Rte 89 1219 Comment
  HSC19446  Rumex acetosella J. O. Sawyer 1969-7-11 1342 Siskiyou Along trail to Sugar Lake 1707 Comment
  JEPS93887  Rumex crispus Vernon H. Oswald and Lowell Ahart 1998-7-21 9345 Siskiyou 0.2 mi se of Old State Highway to Bray (ne of Weed and e of Grass Lake on the s side of Tennant Road, and on e side of intermittent stream draining Dry Lake); Tennant Road 1402 Comment
  JEPS93961  Rumex stenophyllus Vernon H. Oswald and Lowell Ahart 1998-9-16 9647 Siskiyou 8.7 mi e of Highway 97 (Vista Point on Highway 161 adjacent to a marsh at the Lower Klamath National Wildlife Refuge); Lower Klamath National Wildlife Refuge, Vista Point 1243 Comment
  CAS-BOT-BC434155  Rumex triangulivalvis Alice Eastwood 1921-7-28 10928 Siskiyou Medicine Lake Comment
  HSC17612  Rumex triangulivalvis R. C. Wunner 1965-6-22 266 Siskiyou Lava Beds NM, 1 mi. NW of Stronghold 1220 Comment
  HSC17613  Rumex triangulivalvis R. C. Wunner 1965-6-22 264 Siskiyou Lava Beds NM, 1 mi. NW of Stronghold 1220 Comment
  RSA126337  Sagina decumbens subsp. occidentalis I. L. Wiggins 1955-7-22 13445 Siskiyou South Fork of Salmon River, 9.5 miles above Cecilville. 1067 Comment
  RSA759838  Salix Robert F. Thorne 1969-8-2 63399 -b Siskiyou Klamath National Forest, Salmon Mountains: Marble Mtn Wilderness, along trail to English Peak. 1159 Comment
  UC1173609  Salix boothii Joseph P. Tracy 1935-8-1 14395 Siskiyou at extreme head of W. Fork of Knownothing Creek (on ridge between Salmon and New Rivers); Rock Lake 1889 Comment
  HSC22192  Salix eastwoodiae J. O. Sawyer 1969-7-24 1476 Siskiyou NE facing seep SW of Sugar Lake 1890 Comment
  HSC28671  Salix eastwoodiae Frederick W. Oettinger 1968-9-3 689 Siskiyou Marble Mtn. Wilderness Area, near Horse's Hole, Horse Range Lake Basin 1829 Comment
  RSA238026  Salix eastwoodiae Frederick W. Oettinger 1968-8-2 364 Siskiyou E outlet of Diamond Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2073 Comment
  CAS-BOT-BC103760  Salix exigua Lewis S. Rose 1945-6-22 45171 Siskiyou Beaver Creek & Klamath River 548 Comment
  UC375222  Salix exigua var. hindsiana Geo. D. Butler 1909-9-20 1082 Siskiyou along creek near Yreka Comment
  CAS-BOT-BC107779  Salix hindsiana Lewis S. Rose 1945-6-22 45172 Siskiyou Beaver Creek & Klamath River 548 Comment
  CAS-BOT-BC107790  Salix hindsiana W. R. Dudley 1905-8-3 s.n. Siskiyou By upper Sacramento near Sissons below wood and Sheldon's Mill Comment
  JEPS38487  Salix laevigata Geo. D. Butler 1908-7-7 151 Siskiyou Butler Ranch near Yreka Comment
  LA208831  Salix lasiandra A. A. Heller; 1915-7-18 12129 Siskiyou Metcalf's Ranch, Metcalf's ranch, NE of Mt. Eddy in the forest 1371 Comment
  RSA0038286  Salix lasiandra H. P. Bracelin 1931-6-19 411 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City. 1425 Comment
  SEINET12613271 Image available Salix lasiandra L. E. Smith 1914-1 720 /1253 Siskiyou Sisson Comment
  UC163665  Salix lasiandra subsp. lasiandra Geo. D. Butler 1910-4-9 1161 Siskiyou Yreka Creek Comment
  CAS-BOT-BC125473  Salix lasiandra var. lasiandra W. R. Dudley 1907-8-26 s.n. Siskiyou Salmon Mountains Comment
  CAS-BOT-BC107064  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 412 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1425 Comment
  POM107152  Salix lasiolepis Geo. D. Butler 1910-6-1 1444 Siskiyou Yreka Creek. Comment
  SBBG57842  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 410 Siskiyou Metcalf Ranch, NE side of Mt Eddy, ca. 16 km NW of Shasta City Comment
  UC482339  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-22 476 Siskiyou Gibson flag station Pit River (125 km n of Red Bluff) 450 Comment
  UC576389  Salix lasiolepis Mrs. H. P. Bracelin 1936-5-12 844 Siskiyou 11 mi. n.w. from Mt. Shasta City (ca. 2 mi. e. of Burney Mill, n. base Mt. Eddy, flat beside creek at bridge); n. base Mt. Eddy 1127 Comment
  POM220466  Salix lasiolepis var. bigelovii H. P. Bracelin 1931-6-22 476 Siskiyou Pit River at Gibson flag station. 125 km N of Red Bluff. 450 Comment
  CAS-BOT-BC128301  Salix lasiolepis var. lasiolepis Doris K. Kildale 1929-4-27 7499 Siskiyou Cecilville, upper South Fork of Salmon River Comment
  CAS-BOT-BC124900  Salix lemmonii Mrs. H. P. Bracelin 1931-6-21 467 Siskiyou North side of Mount Eddy, about 21 km. northwest of Shasta City; 180 m. below Dobkin's Lake 1770 Comment
  CHSC9563  Salix lemmonii E. L. Smith 1971-4-8 937 Siskiyou At Mt. Shasta City. 1097 Comment
  UCD77985  Salix lemmonii Robert E. Preston 2002-6-21 1878 Siskiyou Klamath National Forest, Rainbow Mountain, S slope, N of Trout Creek 1782 Comment
  CAS-BOT-BC125696  Salix melanopsis Alice Eastwood 1921-7-25 10829 Siskiyou Bigelows, McCloud River Comment
  HSC19449  Salix scouleriana J. O. Sawyer 1969-8-4 1814 Siskiyou Above Sugar Lake 2134 Comment
  SBBG28808  Salix scouleriana Mrs. H. P. Bracelin 1931-6-19 435 Siskiyou N base of Mount Eddy, ca. 10 km NW of Shasta City, E of Metcalf ranch house 1080 Comment
  SJSU169  Salix scouleriana Mrs. H. P. Bracelin 1931-6-19 435 Siskiyou E of Metcalf ranch house, N base of Mt Eddy c. 10 km NW of Shasta City 1079 Comment
  UC375230  Salix scouleriana Geo. D. Butler 1910-5-30 1439 Siskiyou Humbug Mt. 1219 Comment
  HSC92120  Salix sitchensis Jennifer Whipple 1978-10-6 2418 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC65137  Salsola tragus J. P. Smith, Steve Selva 1970-7-17 4418 Siskiyou Along Klamath River. Comment
  CHSC14084  Salvia sonomensis K. R. Stern; D. B. Joley, J. G. Geschke 1974-4-23 5832 Siskiyou Vicinity of Bule Grotto Cave, Lava Beds National Monument. 1456 Comment
  SEINET9287629  Sambucus canadensis var. canadensis Unknown 2009-5-31 Siskiyou High elevation, semi-arid desert ecosystem; native species; collected at Lava Beds National Monument, directly South of Tulelake, CA. Comment
  UC164236  Sanguisorba annua Geo. D. Butler 1900-6-3 1468 Siskiyou Quartz Valley Comment
  JEPS1000  Sanicula graveolens W. L. Jepson July 17 - 22, 1902 2068 Siskiyou Devil's Backbone, Western Siskiyou County Devil's Backbone 1828 Comment
  UC165427  Sanicula graveolens Geo. D. Butler 1909-5-31 1023 Siskiyou Humbug Creek Comment
  UC1045269  Saponaria officinalis W. Bridge Cooke 1940-7-12 15326 Siskiyou along the Castle Lake Road at the S.P. crossing in Mt. Shasta City; along Castle Lake Road, Mt. Shasta City Comment
  HSC68018  Saponaria officinalis J. P. Smith, Steve Selva 1970-7-16 4404 Siskiyou 1 mi. E of O'Neill Campground 579 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
  RSA445294  Satureja douglasii M. B. Dunkle 1944-7-15 9103 Siskiyou Siskiyou National Forest. Comment
  JEPS82426  Saxifraga integrifolia Gilbert Muth 1966-7-8 367 Siskiyou Marble Valley Meadow; Marble Mountain Wilderness Area, Marble Valley Meadow 1792 Comment
  UC858772  Saxifraga mertensiana E. A. Meola 1939-4-22 68 Siskiyou near Gasquet; Siskiyou lowlands Comment
  RSA237684  Saxifraga nidifica Frederick W. Oettinger 1969-7-9 940 Siskiyou NW of Upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1921 Comment
  CAS-BOT-BC445872  Saxifragopsis fragarioides John Thomas Howell 1939-8-3 14990 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC101871  Saxifragopsis fragarioides R. D. Whittlesey 2013-8-3 14 Siskiyou 3.2 mi. west on Castle Creek Rd. from Castella, and 3.4 mi. up Sulfur Creek Climber's trail. 1707 Comment
  JEPS82436  Saxifragopsis fragarioides Gilbert Muth 1966-7-25 452 Siskiyou below lookout n Marble Rim; Marble Mountain Wilderness Area 2072 Comment
  UC1736423  Saxifragopsis fragarioides Dean W. Taylor 1999-8-12 17318 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1889 Comment
  SEINET4890616  Schedonorus pratensis D. Butler 1910-7-4 1636 Siskiyou Creek bed, Goosenest Foothills 1219 Comment
  CAS-BOT-BC283656  Schedonorus pratensis A. A. Heller 1915-8-24 12214 Siskiyou Metcalf's ranch, NE base of Mount Eddy 1188 Comment
  CAS-BOT-BC111665  Schoenoplectus pungens var. badius D. E. Breedlove 1962-6-10 3324 Siskiyou On the north bank of the Klamath River at its junction with Goff Creek. 411 Comment
  JEPS63978  Schoenoplectus tabernaemontani Geo. D. Butler 1908-8-29 137 Siskiyou Wright and Fletcher's pasture near Oro Fino; near Oro Fino Comment
  UC1152064  Scirpus congdonii Joseph P. Tracy 1950-7-19 19203 Siskiyou in swamp about 5 mi se Elk Valley (Flint Valley); se of Elk Valley, Flint Valley 1432 Comment
  UCD13174  Scirpus congdonii Clyde Byfield 1973-7-6 S 370 Siskiyou Klamath National Forest, on U.S.F.S. trail 11 W 23, .5 mile west of Hayes Cabin. 1554 Comment
  CAS-BOT-BC111102  Scirpus microcarpus Elmer Ivan Applegate 1895-5-28 764 Siskiyou Wet meadow in Sisson, Strawberry Valley Comment
  POM211436  Scirpus microcarpus L. C. Wheeler 1934-9-22 3300 Siskiyou Walker, Klamath River, Siskiyou Mountains. (Mt Diablo Mer) 518 Comment
  HSC4158  Scleranthus annuus L. C. Wheeler 1935-6-15 3585 Siskiyou Greenview, Scott Valley 884 Comment
  UCD92542  Scribneria bolanderi Louis C. Wheeler 1935-5-18 3500 Siskiyou Siskiyou Mts., Yreka Creek. 853 Comment
  POM15709  Scrophularia californica Geo. D. Butler 1910-5-22 1383 Siskiyou Yreka Creek. Comment
  HSC68478  Scutellaria antirrhinoides Maralyn A. Renner 1980-6-8 812 Siskiyou Slopes N of Moffett Creek 945 Comment
  CAS-BOT-BC64647  Sedum kiersteadiae E. B. Copeland 1903-8-18 3781 Siskiyou Mt. Eddy 2133 Comment
  CAS-BOT-BC64654  Sedum kiersteadiae H. E. Brown 1897-6-15 440 Siskiyou North Side Mt. Shasta, 3048 Comment
  HSC63300  Sedum lanceolatum var. lanceolatum M. A. Baker 1979-7-30 1072 Siskiyou E facing rock slope. 2200 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
  HSC19538  Sedum obtusatum subsp. retusum J. O. Sawyer 1969-7-10 1300 Siskiyou SE facing slope above S Sugar Lake 2165 Comment
  JEPS121410  Sedum obtusatum subsp. retusum Peter F. Zika 2011-7-19 25647 Siskiyou near Pacific Crest Trail, 1 air mile WNW of Copper Butte, Siskiyou Mountains Comment
  JEPS121415  Sedum spathulifolium Peter F. Zika 2011-7-19 25646 Siskiyou Forest Service Road 1055, 7.7 road miles above junction with Road 1050, 2.5 air mile SSE of Windy Peak, Siskiyou Mountains Comment
  SJSU6063  Sedum spathulifolium R. W. Trivelpiece 1971-6-8 22 Siskiyou E Fork of S Fork Salmon R near Cecilville, Salmon R Mts 822 Comment
  RSA0125046  Senecio integerrimus var. exaltatus Geo. D. Butler 1909-6-22 956 Siskiyou Goosenest Meadows. Comment
  CAS-BOT-BC364042  Senecio integerrimus var. major K. T. Stillman 1976-6-25 39 Siskiyou Marble Mountain Wilderness Area. In Marble Valley 1828 Comment
  JEPS101631  Senecio streptanthifolius var. laetiflorus Dean W. Taylor 1998-6-17 16559 Siskiyou base of hillslopes ca. 4 miles S of Gazelle, bordering Shasta Valley (ca. 15 air mi S Yreka) Comment
  OBI55440  Senecio sylvaticus David J. Keil 1992-7-20 23499 Siskiyou Klamath Natl Forest, SW of Fort Jones. Along Forest rd 46N64, 6.5 mi W of Scott river Rd, 1 mi S of turnoff to Lover's camp Comment
  CAS-BOT-BC364430  Senecio triangularis Gilbert J. Muth 1969-8-8 1278 Siskiyou Gap Meadow, Boulder Peak Ridge Comment
  CAS-BOT-BC364431  Senecio triangularis L. R. Short 1933-8-5 106 Siskiyou Klamath National Forest. Big ridge N. of Marble Mts. 1981 Comment
  JEPS67298  Sidalcea asprella W. L. Jepson 1937-7-30 18551 Siskiyou Poker Flat Siskiyou Mts., headwaters Indian Creek (headwaters Indian Creek) 1584 Comment
  UC60960  Sidalcea asprella subsp. nana Geo. B. Grant September 1902 5144 Siskiyou Mount Shasta Comment
  CAS-BOT-BC205783  Sidalcea oregana John Thomas Howell 1939-8-7 15122 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  CDA36496  Sidalcea oregana J. R. Grisham 1961-6-14 Siskiyou Yreka 0 Comment
  UC164069  Sidalcea oregana subsp. oregana Geo. D. Butler 1909-6-4 768 Siskiyou near Yreka; near Yreka Comment
  UC454908  Sidalcea oregana subsp. oregana I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Shasta Retreat (dry bank along R.R.) Comment
  HSC46148  Sidalcea oregana subsp. spicata J. P. Smith, Steve Selva 1970-7-17 4476 Siskiyou Below Kangaroo Lake. 1890 Comment
  JEPS67254  Sidalcea oregana subsp. spicata W. L. Jepson 1914-8-13 5784 Siskiyou Sisson 1097 Comment
  JEPS67268  Sidalcea oregana subsp. spicata Willis L. Jepson July 1896 14064 Siskiyou near Sisson (Upper Sacramento); , near Sisson Comment
Read comments
Sep 26 2006
  RSA95267  Sidalcea oregana subsp. spicata F. W. Peirson 1923-7-19 3779 Siskiyou Lairds Landing Comment
  UC705630  Silene campanulata Marion Ownbey, Fred G. Meyer 1940-7-6 2199 Siskiyou summit of Cayenne Ridge Marble Mountain, summit of Cayenne Ridge Comment
  CAS-BOT-BC174857  Silene campanulata subsp. campanulata D. E. Breedlove 1962-6-10 3304 Siskiyou Along Indian Creek Road, 13.1 miles northwest of Happy Camp; Siskiyou Mountains 670 Comment
  CAS-BOT-BC181189  Silene campanulata subsp. glandulosa Doris K. Kildale 1928-7-2 5342 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  CAS-BOT-BC181195  Silene campanulata subsp. glandulosa Geo. D. Butler 1909-7-15 962 Siskiyou Highland Mine Comment
  RSA237851  Silene campanulata subsp. glandulosa Frederick W. Oettinger 1968-8-16 543 Siskiyou North of Red Hill near outlet of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA11897  Silene douglasii Elmer I. Applegate 1923-8-18 3876 Siskiyou Redshale Mountain, E side of Medicine Lake. 2439 Comment
Read comments
Dec 30 2016
  CAS-BOT-BC388955  Silene grayi Alice Eastwood 1912-8-30 2007 Siskiyou Mount Eddy Comment
  SJSU2571  Silene grayi H. L. Buckalew 1962-7-12 Siskiyou near Poker Flat c. 4 mi W of junction of Indian Cr with W Branch of Indian Cr, Siskiyou Mts 1143 Comment
  UC572803  Silene grayi W. Bridge Cooke 1937-7-28 9145 Siskiyou Mt. Shasta 2590 Comment
  UCD98589  Silene grayi Mary Ann Showers 1980-8-28 2059 Siskiyou to the north of Red Butte on the lower slopes of Mt. Shasta, Shasta Trinity National Forest. 2316 Comment
  CAS-BOT-BC181251  Silene hookeri subsp. hookeri Clarence R. Quick 1959-6-19 59 -08 Siskiyou 3 miles south of Four Corners on ridge south-east of Seiad Valley Comment
  UCR51823  Silene vulgaris J. O. Sawyer, K. T. Stillman 1976-7-1 2792 Siskiyou Along the Little North Fork of the Salmon River. 732 Comment
  HSC44727  Silene vulgaris J. O. Sawyer, E. Cope 1977-6-18 2902 Siskiyou Along Clear Creek trail below Ten Mile Creek 457 Comment
  JEPS53891  Sisymbrium altissimum W. L. Jepson 1914-8-13 5790 Siskiyou Sisson 1097 Comment
  UC856991  Sisymbrium altissimum A. A. Heller 1916-7-21 12480 Siskiyou near Upton 1097 Comment
  CAS-BOT-BC75155  Sisymbrium altissimum Doris K. Kildale 1928-7-25 5864 Siskiyou Klamath River. Clyborne's Ranch - between Gottville and Brown's Resort. Comment
  CAS-BOT-BC75163  Sisymbrium altissimum Isabelle C. Kimber 1934-6-9 5 Siskiyou Mount Shasta north slope. 1219 Comment
  HSC6909  Sisymbrium altissimum D. M. Thomson 1965-6-19 89 Siskiyou Lava Beds National Monument, Captain Jacks Stronghold Comment
  CHSC91388  Sisyrinchium bellum Lowell Ahart; John Dittes 2005-6-10 12102 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  POM109214  Smilax jamesii Geo D. Butler 1910-6-6 1466 Siskiyou Quartz Valley Comment
Read comments
Mar 29 2015
  UC164044  Smilax jamesii Geo. D. Butler 1908-8-5 146 Siskiyou ravine below Cold Spring; Woolly Creek Comment
  UC163713  Solanum americanum Geo. D. Butler 1909-8-18 1010 Siskiyou near Yreka Comment
  HSC42902  Solanum parishii J. O. Sawyer, Ken Stillman 1976-5-29 2730 Siskiyou Junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  UC163712  Solanum physalifolium var. nitidibaccatum Geo. D. Butler 1908-7-11 1009 Siskiyou near Yreka Comment
  CAS-BOT-BC157044  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-20 1772 Siskiyou Near Yreka along Shasta River Comment
  CAS-BOT-BC365563  Solidago elongata A. A. Heller 1916-8-24 12562 Siskiyou Near Sisson 1074 Comment
  UC1045299  Solidago elongata W. Bridge Cooke 1940-7-5 15282 Siskiyou along a creek Wagon Camp meadows (Mount Shasta); Mount Shasta Comment
  UC1557825  Solidago elongata J. Semple, S. Heard 1986-8-14 8460 Siskiyou behind grade school (on East Lake St., Mt. Shasta City); Mt. Shasta City Comment
  RSA749254  Solidago multiradiata K. M. Meyer, A. Townesmith 2007-7-31 178 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy 97. 1607 Comment
  OBI55475  Solidago spectabilis David J. Keil, Kathleen Keil 1992-7-21 23531 Siskiyou Klamath NF SE of Callahan. Forest Rd 40N08, 1.7 mi W of Scott Mtn rd (hwy 3) Comment
  JEPS24618  Solidago velutina subsp. californica Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-8-31 6771 Siskiyou in the 1 1/2 mi stretch between Shasta Retreat (at northern outskirts of Dunsmuir) to Mossbrae Falls and Shasta Springs; upper Sacramento River Canyon, along S. P. (Shasta Route) ra 731 Comment
  UC217392  Solidago velutina subsp. californica H. M. Hall 1919-10-2 Siskiyou near Weed Comment
  CDA7674  Sonchus arvensis subsp. uliginosus T. C. Fuller 1963-8-27 11162 Siskiyou South side of Dorris-Tulelake Road where the roadbed forms the north shore of Lower Klamath Lake, Lower Klamath Lake Wildlife Refuge, ca. 12 miles west of Hatfield. 0 Comment
  RSA237839  Sorbus californica Frederick W. Oettinger 1968-9-8 789 Siskiyou Outlet of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1799 Comment
  HSC44932  Sorbus scopulina J. O. Sawyer 1978-6-19 3250 Siskiyou Marble Mtn. Wilderness Area, trail between Timothy Gulch and Harry Hall Gulch 1433 Comment
  RSA237833  Sorbus scopulina Frederick W. Oettinger 1969-9-5 1674 Siskiyou Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  UCD114046  Sorbus scopulina J. M. Tucker 1963-7-7 3715 Siskiyou Vicinity of Paradise Lake, at base of King's Castle on the east side, Marble Mountain Wilderness Area. 1981 Comment
  RSA237454  Sorbus scopulina var. cascadensis Frederick W. Oettinger 1969-9-2 1607 Siskiyou N end of English Peak. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  RSA238578  Sparganium angustifolium Frederick W. Oettinger 1969-8-22 1507 Siskiyou Along the northwest shoreline of Horse Range Lake; the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area; Salmon Mountains. 1829 Comment
  RSA0097341  Spergularia rubra Gilbert Muth 1966-7-14 391 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mountains. 1829 Comment
  SD98959  Spiraea densiflora D. F. Howe 1977-7-1 Siskiyou Mountain Creek on Scott River Road 1463 Comment
  UC70411  Spiraea densiflora Milo S. Baker 1899-7-31 Siskiyou Ash Creek Mt. Shasta (above Warren and Anderson's Mill, e slope of Mt. Shasta) Comment
  RSA1888  Spiraea douglasii Carl B. Wolf 1930-10-22 1754 Siskiyou 1 mile W of Mt Shasta City. 1067 Comment
  RSA472781  Spiraea douglasii M. K. Curran 1887-07 s.n. Siskiyou Edgewood. Comment
  RSA68956  Spiraea douglasii A. E. Culbertson 1943-8-8 2 Siskiyou Castle Lake, 5434', in a N facing cirque with an abrupt 1000' backwall. 14 miles SW of Mt. Shasta on N side of a 6600' eastern spur of Trinity Mtns. 2000' above Sacramento River within 10 air miles of its headwaters to the W. Comment
  UC572795  Spiraea douglasii unknown 1937-8-6 9188 Siskiyou Bear Spring; Mt. Shasta 1524 Comment
  CAS-BOT-BC152550  Spiraea splendens L. E. Smith 1913-9-1 549 Siskiyou Mt. Eddy Comment
  SBBG126114  Stachys pilosa L. Ahart, J. Dittes 2010-7-30 16948 Siskiyou S edge of Shasta River, ca. 80 yards E of E Louie Rd Bridge, Shasta Big Springs Ranch, 1.6 mi (air) SW of Big Springs Lake, 4.6 mi (air) NW of Dwinnel Dam, 5.7 mi (air) SE of Grenada 716 Comment
  CDA19579  Stachys rigida F. G. Andrews, A. J. Gilbert 2002-6-28 s.n. Siskiyou Northern California; 2.5 mi W of Yreka. 929 Comment
  HSC164  Stachys rigida William J. Ferlatte 1966-8-2 242 Siskiyou Big Flat, wooded area near public camp. 1524 Comment
  HSC27097  Stachys rigida J. P. Smith, J. O. Sawyer 1972-9-14 5808 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  HSC63577  Stachys rigida J. P. Smith, Steve Selva 1970-7-27 4503 Siskiyou Gumboot Lake 1768 Comment
Read comments
Jun 7 2012
  RSA289945  Stachys rigida subsp. rigida Geo. D. Butler 1908-6-29 174 Siskiyou Butler s ranch near Yreka. Comment
  CAS-BOT-BC181421  Stellaria calycantha G. J. Muth 1969-8-12 1375 Siskiyou Second Valley 2225 Comment
  RSA256591  Stenanthium occidentale J. D. Ackerman, A. M. Montalvo 1974-8-17 425 Siskiyou Western slope Preston Peak ca. 0.5 mile north of Rattlesnake Meadow 1646 Comment
  CAS-BOT-BC375099  Stephanomeria Alice Eastwood 1912-7-20 1255 Siskiyou Hornbrook Comment
  UC1408920  Stephanomeria lactucina Frederick W. Oettinger 1968-8-7 473 Siskiyou e side Hancock Lake (w Siskiyou County, the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains 1889 Comment
  HSC6237  Stephanomeria paniculata R. C. Wunner 1965-8-21 458 Siskiyou California Lava Beds National Monument; 1 1/2 mi. from NW Ranger Residence along Main Rd. 1220 Comment
  CAS-BOT-BC61126  Streptanthus barbatus A. A. Heller 1918-7-16 13033 Siskiyou Mount Eddy, west of Sisson. 2133 Comment
  HSC27005  Streptanthus barbatus J. P. Smith, J. O. Sawyer 1972-9-12 5773 Siskiyou Scott Mtn., slopes E of Big Carmen Lake 1982 Comment
  HSC70621  Streptanthus barbatus J. M. DiTomaso 1980-8-25 1907 Siskiyou Junction of FS Rd. 40N30 and 40N64 on way to Gumboot Lake from Mt. Shasta City Comment
  CAS-BOT-BC87870  Streptanthus tortuosus Robert F. Thorne; Fred Oettinger 1969-8-10 39004 Siskiyou Mount Shasta National Forest. South slope of Mount Shasta. Above ski lodge. 2438 Comment
  HSC76965  Streptanthus tortuosus K. T. Stillman 1976-9-10 505 Siskiyou Marble Mtn. Wilderness Area, trail from Marble Gap to Elk Valley 2104 Comment
  POM266084  Streptanthus tortuosus C. L. Hitchcock, J. P. Martin 1939-7-7 5281 Siskiyou On side of Sanger Pk. 1646 Comment
  UC1190144  Streptanthus tortuosus Ira L. Wiggins 1955-6-27 13523 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  UC1492825  Streptanthus tortuosus Freed W. Hoffman 1951-7-12 4031 Siskiyou trail to Elk Lake Marble Mountains Comment
  JEPS54030  Streptanthus tortuosus var. orbiculatus Willis L. Jepson 1894-8-4 13405 Siskiyou Mt. Shasta Region of the Upper Sacramento Comment
  CAS-BOT-BC516436  Streptopus amplexifolius Ira L. Wiggins 1955-7-24 13502 Siskiyou Trail at crossing of China Creek, above diversion dam 1301 Comment
  UC30072  Streptopus amplexifolius var. americanus unknown Jan 1896 C 2 Siskiyou Siskiyou Comment
  JEPS46357  Swertia albicaulis var. albicaulis W. L. Jepson 1940-6-23 20010 Siskiyou n of Mt. Shasta (Andesite Station) 975 Comment
  UC585194  Swertia albicaulis var. nitida E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1890 Siskiyou about 2 mi s Yreka 822 Comment
  HSC62304  Swertia albicaulis var. nitida Ruby Van Deventer 1955-8-5 Siskiyou Trout Camp Comment
  HSC45886  Symphoricarpos albus var. laevigatus Laura Witherspoon 1978-8-17 93 Siskiyou Klamath National Forest, 0.3 mi. from Jct. with Springs School Rd. and Meiss Lake, Sams Neck Rd. 1354 Comment
  RSA43680  Symphoricarpos hesperius H. M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road. 1220 Comment
  CAS-BOT-BC234794  Symphoricarpos mollis Alice Eastwood 1917-9-2 6672 Siskiyou Shasta Springs Comment
  HSC42903  Symphoricarpos mollis J. O. Sawyer, Ken Stillman 1976-5-28 2729 Siskiyou Along Rd. W of Sawyers Bar. 610 Comment
  CAS-BOT-BC245771  Symphoricarpos rotundifolius Elmer I. Applegate 1923-8-18 3872 Siskiyou Red Shale Mountain, east of Medicine Lake 2438 Comment
  UCSB13170  Symphyotrichum ascendens Dearing, Hugh; Dearing, Margaret 1939-7-1 Siskiyou Salmon Mt., Siskiyou 1828 Comment
  UC165280  Symphyotrichum bracteolatum Geo. D. Butler 1910-8-13 1828 Siskiyou Oro Fino Comment
  CAS-BOT-BC97665  Symphyotrichum chilense Grant 1902-9-13 5186 Siskiyou Dunsmuir Comment
  CAS-BOT-BC98430  Symphyotrichum spathulatum A. A. Heller 1940-7-24 15760 Siskiyou Along the outlet of Castle Lake at the lake. Comment
  UC1188088  Symphyotrichum spathulatum Philip A. Munz 1960-8-22 24173 Siskiyou Panther Meadows Mt. Shasta 2286 Comment
  UC562937  Symphyotrichum spathulatum Elmer I. Applegate 1923-8-19 3896 Siskiyou Medicine Lake, margin of lake Comment
  CAS-BOT-BC98439  Symphyotrichum spathulatum C. Edward Graves 1944-8-1 s.n. Siskiyou Mt. Shasta Comment
  UC1037395  Symphyotrichum spathulatum Douglas Barbe 1955-7-26 261 Siskiyou nw slope of Scott Mountain along a dry ditch Klamath Mountains, Scott Mountain 1828 Comment
  UC157082  Taeniatherum caput-medusae Dr. E. B. Copeland 1903-7-5 3493 Siskiyou Klamathon, Round Mountain Round Mountain; Pacific Coast, Klamathon, Round Mountain Comment
  HSC67634  Tamarix parviflora J. P. Smith 1976-5-4 8665 Siskiyou Hwy. 96, 1 mi. E of Klamath National Forest Boundary, along Klamath River. 610 Comment
  CAS-BOT-BC376922  Taraxacum officinale John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53404 Siskiyou Forest Mountain Summit, 6 miles southwest of Yreka on road to Fort Jones 1249 Comment
  CAS-BOT-BC85243  Taxus brevifolia Doris K. Kildale 1929-7-20 8669 Siskiyou Raspberry Lake, near east spur Preston Peak Comment
  UC224017  Taxus brevifolia H. E. Brown Jun 1 1897-Jun 10 1897 323 Siskiyou near Sisson 1083 Comment
  UC496182  Taxus brevifolia Elmer I. Applegate 1930-8-9 6599 Siskiyou top of high divide s Cameron Meadow (headwaters of Applegate River); Siskiyou Mountains, Applegate River Comment
  HSC69272  Tellima grandiflora Maralyn A. Renner 1980-7-24 1995 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  JEPS49694  Tellima grandiflora W. L. Jepson 1907-7-19 2945 Siskiyou head of Indian Creek; Siskiyou Mountains 914 Comment
  RSA181617  Tellima grandiflora Dorothy Parker 1950-6-15 454 Siskiyou Along Kidder Creek. 915 Comment
  UC1126994  Thelypodium brachycarpum H. S. Yates 1936-6-21 5817 Siskiyou 6 mi n Gazelle; Yreka Quad. 792 Comment
  CAS-BOT-BC88072  Thelypodium brachycarpum Dorothy Parker 1947-6-9 194 Siskiyou Along Highway 99 between Gazelle and Yreka. 914 Comment
  POM273828  Thelypodium brachycarpum A. A. Heller 1927-8-2 14441 Siskiyou North end of Shasta Valley near the Klamath River Comment
  CAS-BOT-BC77744  Thelypteris nevadensis W. B. C. 1956-7-16 30292 Siskiyou Above Hotlum Station, north side of Mount Shasta 1676 Comment
  MACF002235  Thelypteris nevadensis Donald Branscomb 1958-7-29 27255 Siskiyou Bald Mtn. Comment
  SBBG56282  Thelypteris nevadensis A. Lefebure 1941-10-11 Siskiyou E fork Horse Crk Comment
  JEPS93873  Thlaspi arvense Vernon H. Oswald and Lowell Ahart 1998-7-21 9322 Siskiyou Highway 97 between Weed and Macdoel (at the w end of Grass Lake); Grass Lake, Highway 97 1524 Comment
  JEPS54046  Thlaspi montanum var. montanum W. L. Jepson 1907-7-5 2842 Siskiyou Marble Mt. Comment
  CAS-BOT-BC66793  Thysanocarpus curvipes Geo. D. Butler 1910-4-25 1241 1/2 Siskiyou Fields - Oro Fino. Comment
  UC137319  Thysanocarpus curvipes A. A. Heller 1905-6-1 7931 Siskiyou between Dunsmuir and Upper Soda Spring Comment
  RSA237924  Tofieldia glutinosa subsp. occidentalis Frederick W. Oettinger 1967-8-21 311 Siskiyou Northwest of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1878 Comment
  UC844400  Tofieldia occidentalis subsp. occidentalis Alice Eastwood 1912-9-1 551 Siskiyou Mount Eddy 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
  SBBG27137  Tonella tenella L. C. Wheeler 1936-5-5 3460 Siskiyou Greenhorn Crk, on N slope 853 Comment
  RSA427249B  Tonella tenella J. P. Smith 1973-5-5 6408 Siskiyou Along Cook and Green Pass road. Comment
  JEPS104953  Torreyochloa pallida var. pauciflora Dean W. Taylor 1996-6-24 15740 Siskiyou Klamath River canyon near Oregon State Line; Klamath National Forest 1066 Comment
  CAS-BOT-BC169256  Toxicodendron diversilobum Alice Eastwood 1923-5-18 11836 Siskiyou Shasta Sprnigs Comment
  HSC102659  Toxicoscordion venenosum var. venenosum J. P. Smith 2009-6-1 12617 Siskiyou Road to Tenant. Comment
  UCD136891  Tragopogon porrifolius Morris Halperin 1930-7-11 1 Siskiyou near Eureka. Comment
  HSC19118  Triantha occidentalis subsp. brevistyla J. O. Sawyer 1969-8-5 1764 Siskiyou W of Little Duck Lake 2073 Comment
  CDA22542  Trichostema lanceolatum Glenn Briggs 2008-7-21 PDR# 1414000 Siskiyou Seiad Valley, 53005 Hwy 96 0 Comment
  HSC14451  Trichostema lanceolatum C. B. Wolf 1927-8-26 1041 Siskiyou Along Klamath River, 4 mi. N of Gottville Comment
  CHSC32946  Trientalis latifolia James P. Smith; Advanced Plant Taxonomy Class 1973-5-5 6401 Siskiyou In and around the O'Neill Campground near Seiad Valley. 487 Comment
  UC1258455  Trientalis latifolia Maralyn A. Renner 1980-6-24 1039 Siskiyou Tributary stream to East Fork Seiad Creek, where crossed by F.S. Road. 48N20 East Fork Seiad Creek; Klamath National Forest, East Fork Seiad Creek 1021 Comment
  RSA460865  Trientalis latifolia Edwin Kline 1920-6-24 14844 Siskiyou Siskiyou Mts. Comment
  RSA237925  Trifolium cyathiferum Frederick W. Oettinger 1969-8-18 1425 Siskiyou Northeast of Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  JEPS48900  Trifolium eriocephalum var. eriocephalum Geo. D. Butler 1908-6-28 379 Siskiyou Butler's Ranch Quartz Valley Comment
  CHSC118624  Trifolium hirtum Richard R. Halse 2016-5-29 9716 Siskiyou Along Hilt Road ca. 2.1 miles northwest of Hilt on the Oregon/California State Line. 876 Comment
  CAS-BOT-BC219045  Trifolium howellii Geo. D. Butler 1910-7-9 1689 Siskiyou Shackleford Creek 1219 Comment
  HSC69400  Trifolium howellii Maralyn A. Renner 1980-8-8 2440 Siskiyou Rattlesnake Meadow 1646 Comment
  HSC75351  Trifolium longipes J. O. Sawyer, M. Mesler 1980-8-10 4033 Siskiyou S of Carmen Lake, ultramafics of Scott Mtn. 1829 Comment
  CDA27986  Trifolium longipes T. C. Fuller 1962-6-13 8981 Siskiyou Toad Well, road to Medicine Lake, ca. 12 miles northeast of Bartle. 0 Comment
  UC1607609  Trifolium longipes subsp. oreganum Barbara Ertter 1990-7-16 9376 Siskiyou NW side of Mt. Eddy ca 8 air miles SW of Weed, ca 1-2 mi from Parks Cr trailhead (=crest of Rt 17). 2286 Comment
  CHSC985  Trifolium pratense K. Jaekel 1939-7-3 Siskiyou Black Butte Meadows. 1158 Comment
  JEPS118116  Trifolium pratense Dean W. Taylor 2004-7-19 19190 Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  SBBG15604  Trifolium pratense D. Myrick 1961-6-20 276 Siskiyou near Mt Shasta City 1066 Comment
  CAS-BOT-BC230883  Trifolium productum Geo. D. Butler 1908-8-9 577 Siskiyou Summit between Marble Valley and West Fork of Wooley Creek 1828 Comment
  UC631385  Trifolium variegatum var. melananthum A. A. Heller 1919-6-25 13269 Siskiyou Compton's prairie north base of Mt, Eddy 1158 Comment
  HSC101737  Trifolium willdenovii J. P. Smith, J. O. Sawyer 2010-5-2 12796 Siskiyou River access road, on the Salmon River. 164 Comment
  UC454709  Trifolium willdenovii I. J. Condit 1911-7-31 Siskiyou Shasta Retreat Comment
  UC164026  Trillium albidum Geo. D. Butler 1910-4-3 1168 Siskiyou Humbug Creek Comment
  RSA378198  Trillium kurabayashii Anstruther Davidson 1520 Siskiyou Unspecified. Comment
  HSC58942  Trillium ovatum Marvin Butler 1971-7-6 37 Siskiyou Near El Capitan 1 Comment
  HSC37441  Trillium ovatum subsp. oettingeri Maralyn O'Meara 1973-6-5 201 Siskiyou Stream crossing rd. to Duck Lakes Trail 1.0 mi. from trailhead 1707 Comment
  HSC76925  Trillium ovatum subsp. oettingeri William J. Ferlatte 1983-6-29 2102 Siskiyou Near confluence of Cow Creek and McCloud River, E of Rd. 39N93 1220 Comment
  HSC48279  Trisetum canescens Ken Stillman, J. O. Sawyer 1978-7-6 1036 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  HSC18978  Trisetum spicatum J. O. Sawyer 1969-7-25 1542 Siskiyou SW facing upper slope above Sugar Lake 2210 Comment
  HSC18985  Trisetum spicatum J. O. Sawyer 1969-7-24 1463 Siskiyou NW facing slope SW of Sugar lake. 1829 Comment
  RSA238974  Trisetum spicatum Frederick W. Oettinger 1968-8-22 593 Siskiyou between English Peak and Diamond Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA238975  Trisetum spicatum Frederick W. Oettinger 1969-7-28 1084 Siskiyou SSW of Little Hancock Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  UC157137  Trisetum spicatum Dr. E. B. Copeland 1903-8-16 3895 Siskiyou Mt. Shasta 2438 Comment
  UCD93710  Trisetum spicatum A. A. Heller 1914-8-28 11735 Siskiyou East side of Mt. Eddy. 2438 Comment
  CAS-BOT-BC133484  Triteleia crocea Geo. D. Butler 1910-5-5 1287 Siskiyou Humbug Mt. Comment
  HSC49899  Triteleia crocea Maralyn O'Meara 1974-5-25 434 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  HSC76883  Triteleia crocea K. T. Stillman 1976-6-27 143 Siskiyou Marble Mtn. Wilderness Area, near Bear Lake Comment
  RSA206127  Triteleia crocea Gilbert Muth 1969-8-10 1337 Siskiyou Ridge west of Boulder Peak. 2378 Comment
  HSC539  Triteleia hyacinthina William J. Ferlatte 1967-8-19 1039 Siskiyou S Fork of Salmon River, between campground and Carter's 1524 Comment
  UCD78068  Triteleia ixioides subsp. anilina Robert E. Preston 2002-6-21 1869 Siskiyou Klamath National Forest, Rainbow Mountain, S slope, N of Trout Creek 1691 Comment
  CAS-BOT-BC524315  Triteleia ixioides subsp. anilina W. B. C. 1938-7-15 11238 Siskiyou Wagon Camp Comment
  CAS-BOT-BC74091  Turritis glabra A. A. Heller 1916-6-23 12437 Siskiyou Near Black Butte north of Sisson. 1127 Comment
  SD88529  Turritis glabra Darley F. Howe 1972-7-6 Siskiyou 1.3 miles south of Oregon State Line on road to Happy Camp 1645 Comment
  CAS-BOT-BC74100  Turritis glabra Wm. Bridge Cooke 1938-7-15 11200 Siskiyou Mount Shasta. Bear Springs. Between the Bear Springs creeks. 1524 Comment
  CAS-BOT-BC91279  Umbellularia californica Doris K. Kildale 1929-7-20 8536 Siskiyou Trail to Preston Peak along South Fork of Indian Creek. 2743 Comment
  UC166120  Vaccaria hispanica Geo. D. Butler 1908-6-20 1060 Siskiyou near Yreka Comment
  CAS-BOT-BC199185  Vaccinium cespitosum W. R. Dudley 1893-6-20 s.n. Siskiyou Castle Lake Comment
  CAS-BOT-BC199199  Vaccinium cespitosum Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Skyhigh [Sky High] Lake Comment
  CHSC88625  Vaccinium cespitosum Gail A. Newton; Steven Harris 1981-7-18 2254 Siskiyou Klamath National Forest. Near the Dillon Divide. 1609 Comment
  HSC18863  Vaccinium cespitosum J. O. Sawyer 1968-7-22 545 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC19514  Vaccinium cespitosum J. O. Sawyer 1969-8-2 1697 Siskiyou Slopes W of Little Duck Lake 2226 Comment
  JEPS25577  Vaccinium cespitosum Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7203 Siskiyou at upper edge of Panther Meadow, sw slopes of Mt. Shasta Mt. Shasta, Panther Meadow 2286 Comment
  RSA238838  Vaccinium cespitosum Frederick W. Oettinger 1969-7-14 1014 Siskiyou N. shoreline of Charmaine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  HSC19098  Vaccinium scoparium J. O. Sawyer 1969-8-1 1613 Siskiyou Horseshoe Lake 2073 Comment
  HSC87235  Vahlodea atropurpurea K. Berg, Stephanie Bennett 1986-8-25 653 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake 1982 Comment
  POM128296  Valeriana capitata subsp. californica M. S. Baker 1898-8-1 480 Siskiyou Medicine Lake. Comment
  HSC67681  Vancouveria hexandra John Palmer 1980-7-24 622 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  UC1409395  Vancouveria hexandra Frederick W. Oettinger 1968-8-17 555 Siskiyou nw Pine Lake (high lake basins in vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  HSC19340  Veronica americana J. O. Sawyer 1969-7-11 859 Siskiyou Ravine above C.C.C. road. 1280 Comment
  HSC73337  Veronica americana Gail Newton 1980-6-20 463 Siskiyou Near Bald Mtn. 1097 Comment
  RSA211145  Veronica americana William J. Ferlatte 1966-6-23 132 Siskiyou Trinity Alps: Yellow Rose Mine. 1982 Comment
  RSA786486  Veronica americana Peter Rubtzoff 1955-7-10 1948 Siskiyou Duncans Mills Marsh Comment
  JEPS95521  Veronica scutellata Vernon H. Oswald and L. Ahart 1994-8-10 6462 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
  JEPS89184  Veronica wormskjoldii Gilbert Muth 1966-7-18 413 Siskiyou above Marble Valley (Marble Gap Trail); Marble Mountain Wilderness Area, Marble Gap Trail 1828 Comment
  UC375418  Vicia americana var. americana Geo. D. Butler 1908-8-10 399 Siskiyou Shackleford Creek; below Bottoms' Camp Comment
  HSC15243  Vicia americana var. americana D. M. Thomson 1965-7-17 145 Siskiyou Lava Beds National Monument, N boundary road by Canbys Cross Comment
  POM28946  Vicia americana var. americana Geo. D. Butler 1910-5-30 1440 Siskiyou Humbug Mountain 1220 Comment
  CAS-BOT-BC5208  Vicia pumila A. A. Heller 1905-6-1 7938 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  NY50659  Vicia pumila A. A. Heller 1905-6-1 7938 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  POM135252  Viola adunca Copeland 1903-8-14 3721 Siskiyou Sisson [=Mt Shasta] Comment
  RSA256606  Viola adunca J. P. Smith 1974-5-25 7464 Siskiyou Along road 8, 4.7 mi. west of its junction with State Route 3. 1159 Comment
  UC1023736  Viola bakeri W. Bridge Cooke 1941-7-18 16078 Siskiyou below Wagon Camp (near the Wagon Camp Road); Mount Shasta 1737 Comment
  SEINET186425 Image available Viola beckwithii M. S. Baker 1933-4-22 7428 Siskiyou Pacific Hwy 2 miles S of Yreka at Pine Grove Auto Camp Comment
  CHSC2016  Viola glabella M. yoder 1941-6-28 Siskiyou Castle Lake. 1981 Comment
  HSC38822  Viola glabella J. P. Smith, Steve Selva 1970-6-15 3959 Siskiyou 20 mi. E of Cecilville on the road to Callahan. 1646 Comment
  CAS-BOT-BC536924  Viola glabella A. M. Vollmer; L. Beane 1951-6-2 63 Siskiyou Road between Streamline Lodge and Deer Camp, N of Klamath River Hwy Comment
  RSA261495  Viola glabella J. M. Tucker 1963-7-7 3729 Siskiyou Paradise Lake Public Camp. At base of Kings Castle on the E side. Marble Mtn Wilderness Area. 1982 Comment
  CHSC2019  Viola lobata subsp. integrifolia V. Holt 1932-6-1 Siskiyou Spring Hill near Mt. Shasta City. 1127 Comment
  UC1749439  Viola lobata subsp. lobata Milo S. Baker 1935-6-24 8050 Siskiyou just N of on Hwy 99 Dunsmuir Comment
  UC54320  Viola lobata subsp. lobata H. M. Hall and E. B. Babcock 1903-6-18 4132 Siskiyou head of McCloud River (south-eastern Siskiyou County); Sierra Nevada Mountains, McCloud River 1524 Comment
  UC19250  Viola macloskeyi Milo S. Baker 1893-6 Siskiyou 6 mi below Bartles (McCloud River); McCloud River Comment
  UCSB27382  Viola purpurea subsp. integrifolia Wilken, Dieter 1969-7-26 Siskiyou Above summit of Mt. Shasta Ski Bowl Road, south slope of Mt. Shasta Comment
  JEPS50476  Viola sheltonii Thos. Howell April, 1892 1080 Siskiyou Siskiyou Mountains Comment
  CAS-BOT-BC203119  Vitis californica Lewis S. Rose 1945-6-19 45149 Siskiyou Horse Creek & Klamath River 502 Comment
  SD76152  Vitis californica Helen V. Witham 1969-10-7 576 Siskiyou along Scott River 10 miles west of Ft. Jones 700 Comment
  JEPS69245  Vulpia myuros var. hirsuta Geo. D. Butler 1909-5-22 820 Siskiyou near Yreka Comment
  UC1593360  Woodsia scopulina Alan Smith with Chris Richards, C. Don MacNeill, and Gary Hathaway 1992-6-5 2535 Siskiyou just s Sconchin Butte (Kirk White Cave); Lava Beds Nat'l Monument 1341 Comment
Read comments
May 30 2013
  SJSU6504  Wyethia angustifolia R. W. Trivelpiece 1972-6-18 124 Siskiyou Douglas Cr near Klamath R c. 9 mi SW of Happy Camp 807 Comment
  CAS-BOT-BC197338  X Elyhordeum macounii Gilbert Muth 1966-8-5 502 Siskiyou On Black Mountain trail, Marble Mts. 1798 Comment
  HSC26899  Xanthium spinosum J. P. Smith, J. O. Sawyer 1971-9-18 4799 Siskiyou Hwy. 3 between Callahan and Etna at the turnoff to the Proctor Ranch. Comment
  HSC68990  Xerophyllum tenax Maralyn A. Renner 1980-7-28 2172 Siskiyou Above Pacific Crest Trail, near ridge 1799 Comment
  CAS-BOT-BC529146  Xerophyllum tenax Dorothy Parker 1946-6-1 126 Siskiyou Trinity River 975 Comment
  CAS-BOT-BC529190  Xerophyllum tenax Doris K. Kildale 1929-7-20 8724 Siskiyou Raspberry Lake, north east spur Preston Peak 1828 Comment
  RSA68888  Xerophyllum tenax A. E. Culbertson 1943-7-3 68 Siskiyou Along Castle Lake road from town of Shasta; lower north slopes of 6600 eastern spur of Trinity Mountains; about 10 air miles from headwaters of Sacramento River to west and 12 miles southwest of Mt. Shasta 1220 Comment
  CAS-BOT-BC534042  Zigadenus paniculatus Alice Eastwood; John Thomas Howell 1934-4-20 1750 Siskiyou Near Yreka, on Ft. Jones Road Comment
  UC164239  Zigadenus venenosus var. venenosus Geo. D. Butler 1910-5-27 1414 Siskiyou Shasta Valley Comment



  Copyright © 2019 Regents of the University of California — Updated 11 January 2019
0.17 processing seconds