Search Results — 2000 specimen records retrieved (1373 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77931  Abies H. A. Thomas; J. H. Thomas 1954-7-24 4517 A Siskiyou Salmon-Trinity Mts., Vicinity of Rush Lake and Rush Creek Meadow, about 9 miles E of Cecilville 1981 Comment
  HSC34996  Abies X shastensis Steve Adams 1975-11-8 Siskiyou N slope of of Rock Creek Butte on GO Rd., Bulk Collection #96 1524 Comment
  SJSU2195  Abies amabilis Mary B. Smith 9/1958 Siskiyou on promontory jutting into N side of Big Hancock Lake Marble Mountains Comment
  UC401382  Abies concolor Annie M. Alexander and L. Kellogg 1911-6-20 159 Siskiyou Jackson L. Comment
  CAS-BOT-BC78021  Abies grandis Clarence R. Quick 1958-11-3 58 -1 Siskiyou West of Hilt, near Oregon border Comment
  CAS-BOT-BC78022  Abies grandis M. P. Anderson 1902-2-16 s.n. Siskiyou Ridge between Seiad and Hone Creek Comment
  CAS-BOT-BC78105  Abies magnifica Elmer I. Applegate 1923-9-7 3966 Siskiyou Head of Doggett Creek, Siskiyou Mountains Comment
  HSC68328  Abies magnifica Maralyn A. Renner 1980-6-26 1243 Siskiyou SE edge of Flint Valley. 1390 Comment
  SD136399  Abies magnifica var. shastensis Helen V. Witham 1969-10-9 640 Siskiyou Mount Shasta 2100 Comment
Read comments
Jul 10 2010
  SEINET5643775  Acer circinatum Alv Dan Youngberg 1964-7-20 78 Siskiyou Growing in canyon bottom of East Fork of Indian Creek.; 0 610 Comment
  CAS-BOT-BC331043  Acer glabrum var. glabrum Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Shackleford Trail below Bull Meadow Comment
  CAS-BOT-BC331049  Acer glabrum var. glabrum R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-2 s.n. Siskiyou Near Kidd Creek Comment
  CAS-BOT-BC331050  Acer glabrum var. glabrum R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-2 s.n. Siskiyou Near Kidd Creek Comment
  HSC69494  Acer glabrum var. torreyi Maralyn A. Renner 1980-8-31 2650 Siskiyou Poker Flat at trailhead to Twin Valley 1524 Comment
  CAS-BOT-BC332789  Acer macrophyllum Elmer I. Applegate 1895-5-30 949 Siskiyou Sisson Comment
  UC166168  Acer negundo var. interior Geo. D. Butler 1910-5-22 1384 Siskiyou Yreka Creek Comment
  UC1313046  Achillea millefolium J. M. Tucker and L. K. Mann and S. L. Holloway 1963-8-18 3758 Siskiyou sw ridge Black Marble Mountain; Marble Mountain Wilderness Area 2133 Comment
  CAS-BOT-BC30431  Achillea millefolium Gilbert J. Muth 1965-7-29 s.n. Siskiyou On top of Marble Mountain Lookout Comment
  CAS-BOT-BC30432  Achillea millefolium Gilbert J. Muth 1965-7-29 s.n. Siskiyou On top of Marble Mountain Lookout Comment
  HSC29202  Achillea millefolium Frederick W. Oettinger 1968-8-5 400 Siskiyou High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area, ridges above English Lake basin, 'Shasta Ridge 2073 Comment
  POM55385  Achillea millefolium E. B. Copeland 1903-7-4 3546 Siskiyou Klamathon. Comment
  SEINET12093091  Achlys triphylla F. H. Utech 1986-1 86 -477 Siskiyou Klamath National Forest, West Branch Recreation Area, ca 12 mi NE of Happy Camp 1000 Comment
  UC1026898  Achnatherum hymenoides W. Bridge Cooke 1940-6-4 15001 Siskiyou along the Bolam Road Mount Shasta Comment
  POM211395  Achnatherum lemmonii var. lemmonii L. C. Wheeler 1934-6-11 2682 Siskiyou North Hungry Creek , Siskiyou Mtns. (Mt Diablo Mer) 1311 Comment
  RSA238981  Achnatherum occidentale subsp. californicum Frederick W. Oettinger 1968-9-6 744 -a Siskiyou Tom's Lake region, Edge of Bear Meadow . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2188 Comment
  UC1133087  Achnatherum occidentale subsp. californicum H. S. Yates 1936-6-4 5837 Siskiyou 1 mi sw Signal Butte; Dunsmuir Quadrangle Comment
  UC1265475  Achnatherum occidentale subsp. californicum Frederick W. Oettinger and R. F. Thorne 1969-8-4 1156 Siskiyou near Halfway Spring (on trail from English Lake to Diamond Lake; vicinity of English Peak Marble Mountains Wilderness Area); Salmon Mountains, High Lake Basins 1828 Comment
  CAS-BOT-BC218014  Achnatherum thurberianum Elmer I. Applegate 1935-6-8 9442 Siskiyou Pera Paw Cave, Lava Beds National Monument Comment
  RSA716055  Achnatherum thurberianum L. Ahart, John Dittes 2005-6-9 12018 Siskiyou About 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 775 Comment
  UC891059  Achyrachaena mollis Louis C. Wheeler 1935-5-26 3533 Siskiyou Yreka Creek; Siskiyou Mts., Yreka Creek 853 Comment
  SBBG25947  Aconitum columbianum D. Myrick 1966-8-10 1516 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  UC1333335  Aconitum columbianum Dorothy Parker 1949-8-3 355 Siskiyou around edges Paradise Lake; Siskiyou Mts., Salmon Mt., Paradise Lake 1981 Comment
  CAS-BOT-BC391509  Aconitum columbianum subsp. columbianum John Thomas Howell 1939-8-5 15074 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC391537  Aconitum columbianum subsp. columbianum John Thomas Howell 1937-7-22 13324 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CHSC84698  Aconitum columbianum var. howellii L. P. Janeway 2003-8-9 7958 Siskiyou Klamath Ranges. Siskiyou Mountains; west side of Echo Lake, between Cook and Green Pass and Red Butte. Small lake in cirque on north side of the ridge. Meadow. 1664 Comment
  CAS-BOT-BC412910  Aconogonon davisiae Geo. D. Butler 1910-7-8 1677 Siskiyou Shackleford Creek 1828 Comment
  CAS-BOT-BC412911  Aconogonon davisiae Doris K. Kildale 1928-7-2 5369 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  CAS-BOT-BC412920  Aconogonon davisiae Gilbert J. Muth 1969-8-6 1221 Siskiyou Boulder Peak Comment
  CAS-BOT-BC413843  Aconogonon davisiae J. M. Tucker 1948-8-2 1760 Siskiyou Panther Meadows, Mt. Shasta 2407 Comment
  HSC61846  Aconogonon davisiae Ruby Van Deventer 1938-7-18 Siskiyou Poker Flat 1585 Comment
  HSC61825  Aconogonon phytolaccifolium Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC68959  Adiantum aleuticum Lemmon 1881-7-1 s.n. Siskiyou Mt. Shasta Comment
  SD211479  Adiantum aleuticum Barbara Ertter 1990-7-14 9313 Siskiyou East side Mount Eddy circa 4 airmiles due West of Mount Shasta City, at streamlet near end of FR 41N53 circa 1 mile North of Morgan Meadows 1676 Comment
  RSA239284  Adiantum aleuticum Frederick W. Oettinger 1966-6-23 28 Siskiyou Cecil Creek about 100 yards from where it crosses Black Gulch Road, Salmon River District, Klamath National Forest, Cecilville Comment
  CDA36800  Aegilops cylindrica D. B. Joley 1976-6-24 1 Siskiyou Montague. 0 Comment
  SEINET14139457 Image available Aegilops cylindrica T. C. Fuller 1960-5-24 4341 Siskiyou Roadside ditch, 4 mi. E. Montague Comment
  SEINET515848  Agastache parvifolia Vernon Oswald 1997-7-28 8771 Siskiyou Forest Route 49 (Powder Hill Rd.) at 41N03 (to Porcupine Butte), 16 mi. S of Medicine Lake. 1366 Comment
  UCD35438  Ageratina occidentalis Beecher Crampton 1956-8-21 3843 Siskiyou Gravelly and stony bench above the Sacramento River, just below the junction of the middle Fork with the south Fork. 1112 Comment
  CHSC254  Agoseris aurantiaca V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  HSC62468  Agoseris aurantiaca Ruby Van Deventer 1939-7-18 Siskiyou Twin Valley Comment
  JEPS101308  Agoseris aurantiaca var. aurantiaca Dean W. Taylor 1999-8-12 17313 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1889 Comment
  RSA167323  Agoseris grandiflora Joseph P. Tracy 1949-9-15 18555 Siskiyou 1.5 miles up Taylor Creek from mouth (branch of E. Fork of S. Fork Salmon River) 5 miles northeast of Cecilville. Comment
  UC682100  Agoseris grandiflora var. grandiflora G. L. Stebbins Jr. with A. A. Beetle 1942-5-30 3260 Siskiyou 3 mi s Yreka 810 Comment
  UC144337  Agoseris heterophylla var. heterophylla A. A. Heller 1905-6-15 8030 Siskiyou near Sisson Comment
  CHSC71512  Agropyron desertorum Vernon H. Oswald; Lowell Ahart 1998-7-21 9325 Siskiyou Hwy. 97 between Weed and Macdoel at the west end of Grass Lake. 1524 Comment
  HSC2195  Agrostis exarata L. C. Wheeler 1934-7-2 2843 Siskiyou Little Smoky Creek, Sterling Mt. 1280 Comment
  UCD35447  Agrostis exarata Beecher Crampton 1956-8-22 3869 Siskiyou Lower south slopes of Mt. Shasta, Wagon Camp Road. 1645 Comment
  HSC777  Agrostis gigantea William J. Ferlatte 1967-8-17 952 Siskiyou Yellow Rose Mine 1982 Comment
  UC1265414  Agrostis idahoensis F. W. Oettinger 1968-9-7 765 Siskiyou Tobacco Lake Salmon Mountains, Tobacco Lake (w Siskiyou) 1889 Comment
  SEINET7594040 Image available Agrostis idahoensis F. W. Oettinger [s d ] 736 Siskiyou toward peak from Bear Meadow, Tom' Lake region, Salmon Mountains 2187 Comment
  CAS-BOT-BC138931  Agrostis pallens Louis C. Wheeler 1934-8-14 3144 Siskiyou Siskiyou Mountains. East end White Mountain. 1767 Comment
  CAS-BOT-BC138933  Agrostis pallens Doris K. Kildale 1928-8-20 6631 Siskiyou Near head of north fork of Salmon River at Smiley's Upper Camp. 1859 Comment
  CAS-BOT-BC138939  Agrostis pallens Geo. D. Butler 1910-7-12 1748 Siskiyou Shackerford Creek. 1219 Comment
  CHSC69847  Agrostis pallens Frederick W. Oettinger 1969-9-2 1587 Siskiyou Salmon Mountains Western Siskiyou County. The High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. Bear Meadow near Tom Taylor's Cabin. 2164 Comment
  RSA239065  Agrostis pallens Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1155 Siskiyou Above Sundew Bog, English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UCD53259  Agrostis pallens R. Tofsrud 1948-8-1 s.n. Siskiyou Few mi. N. of Happy Camp. Comment
  SEINET7594103 Image available Agrostis pallens F. W. Oettinger, R. F. Thorne 1969-1 1188 Siskiyou west side of English Lake, Salmon Mountains 1676 Comment
  SEINET7594120 Image available Agrostis pallens Annie M. Alexander, Louise Kellogg 1949-1 5818 Siskiyou Paradise Lake, Marble Mountains 1920 Comment
  SEINET3917201  Agrostis stolonifera J. P. Smith, Steve Selva 1970-8-8 4554 Siskiyou Juanita Lake.; 0 Comment
  UCD53518  Agrostis stolonifera Geo. D. Butler 1909-6-28 852 Siskiyou Almy Creek, near Yreka. Comment
  UC1108542  Agrostis variabilis Ira L. Wiggins 1955-7-27 13530 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area, Caribou Lake 2042 Comment
  CAS-BOT-BC138357  Aira caryophyllea var. caryophyllea Louis C. Wheeler 1934-6-4 2647 Siskiyou Siskiyou Mountains. Horse Creek. 762 Comment
  UC61170  Alisma plantago-aquatica W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mount Shasta Comment
  CAS-BOT-BC462372  Allium amplectens Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC462378  Allium amplectens Roxana Ferris; Laura Lorraine 1948-6-12 11720 Siskiyou Schoolhouse Hill, Plowman's Valley [Noyes Valley], e. fork of Scott River Comment
  UCSB18160  Allium bolanderi 1962-6-10 Siskiyou Along Indian Creek Road, 15.6 miles northwest of Happy Camp; Siskiyou Mountains 975 Comment
  HSC39467  Allium bolanderi var. mirabile J. P. Smith, Steve Selva 1970-6-15 Siskiyou Between Forks of Salmon and Cecilville. Comment
  RSA68940  Allium campanulatum A. E. Culbertson 1943-7-5 18 Siskiyou Castle Lake, 14 miles SW of Mt. Shasta on north side of a 6600 eastern spur of Trinity Mountains; 2000 above Sacramento River. Within 10 air miles of its headwaters to the west. 1657 Comment
  UC796664  Allium falcifolium Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11716 Siskiyou Schoolhouse Hill, e. fork of Scott River Scott River, Plowman's (Noyes) Valley, Schoolhouse Hill Comment
  CAS-BOT-BC469231  Allium falcifolium K. T. Stillman 1976-8-7 194 Siskiyou Marble Mountain Wilderness Area 1828 Comment
  CAS-BOT-BC472981  Allium membranaceum Volney Rattan 1879-6-10 s.n. Siskiyou Klamath Comment
  RSA60650  Allium parvum Dorothy Parker 1946-4-11 122 Siskiyou Plowman s Valley. 1189 Comment
  UC1299636  Allium siskiyouense Freed W. Hoffman 1950-7-13 3239 Siskiyou higher peak of Baldy Mountain Baldy Mountain 1737 Comment
  UCD143202  Allium siskiyouense Sandra L. Holloway 1963-7-14 s.n. Siskiyou ca. 5 miles south and 5 miles west of Weed. 2133 Comment
  SBBG21837  Allium validum D. Myrick 1964-7-25 970 Siskiyou Panther Meadows below Ski Bowl Lodge, Mt Shasta 2346 Comment
  UC1409325  Allium validum Frederick W. Oettinger 1968-8-1 343 Siskiyou s shore line of Little Hancock Lake Marble Mountain Wilderness Area, Little Hancock Lake 2042 Comment
  HSC78219  Allium validum L. P. Janeway 1983-8-6 512 Siskiyou At Poker Flat, lower part of meadow near drainage 1524 Comment
  JEPS57164  Allium validum L. R. Heckard 1967-8-12 1657 Siskiyou along logging road heading s Stewart Springs (ca. 10 mi from U.S. Highway 99 n of Weed) 1950 Comment
  POM170268  Allium validum Geo D. Butler 1910-6-19 1577 Siskiyou Goosenest Foothills. 1524 Comment
  RSA237879  Allium validum Frederick W. Oettinger 1967-7-30 219 Siskiyou The NW side of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  JEPS59060  Allotropa virgata Willis L. Jepson 1894-8-4 14651 Siskiyou Mt. Shasta Comment
  HSC41797  Allotropa virgata Brent Whiteley 1975-6-28 102 Siskiyou Irving sale of the Klamath National Forest 915 Comment
  CAS-BOT-BC171397  Alnus incana subsp. tenuifolia Geo. B. Grant 1902-9-6 s.n. Siskiyou Sisson Comment
  HSC29266  Alnus incana subsp. tenuifolia Frederick W. Oettinger 692 Siskiyou Marble Mtn. Wilderness Area, outlet of Abbotts Lake 1723 Comment
  POM212071  Alnus incana subsp. tenuifolia C. B. Wolf 1930-10-22 1752 Siskiyou 1 mile W of Mt Shasta City. 1067 Comment
  UC642581  Alnus viridis subsp. sinuata W. Bridge Cooke 1939-8-10 13862 Siskiyou Mud Creek Canyon Mount Shasta (around springs on walls, from the Hudsonian to the Transition Zones) Comment
  RSA161609  Alopecurus aequalis Geo D. Butler 1910-8-13 1837 Siskiyou Oro Fino Creek bank. Comment
  UCD114087  Alyssum alyssoides Chandler V. Jensen 1962-5-21 s.n. Siskiyou Yreka. Comment
  UC163668  Amaranthus blitoides Geo. D. Butler 1909-8-18 1067 Siskiyou near Yreka Comment
  UC1409347  Amelanchier alnifolia var. pumila Frederick W. Oettinger 1968-8-2 362 Siskiyou meadow s Diamond Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  RSA782329  Amelanchier alnifolia var. semiintegrifolia R. W. Spjut, Paul Burchstead 2008-6-12 16344 Siskiyou Klamath Region. Klamath National Forest: along North Fork of the Salmon River, east of the Forks of the Salmon 629 Comment
  RSA211454  Amelanchier pallida William J. Ferlatte 1966-6-23 149 Siskiyou Between campground and S. Fork of the Salmon River. 1524 Comment
  CAS-BOT-BC136882  Amelanchier utahensis Wm. F. Herrin 1920-5-1 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC136888  Amelanchier utahensis J. H. Thomas 1954-5-13 4126 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Vicinity of Blind Horse Creek 1066 Comment
  UC166492  Amelanchier utahensis Geo. D. Butler 1908-5-30 493 Siskiyou Humbug Mountain Comment
  UC555443  Amelanchier utahensis Dorothy Tebbe 1929-6-5 126 Siskiyou Mt. Eddy Comment
  UC24604 Image available Amsinckia intermedia T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  RSA0089979  Amsinckia retrorsa E. B. Copeland 1903-7-2 3552 Siskiyou Klamathon. Comment
  CHSC63492  Anaphalis margaritacea Vernon H. Oswald; Lowell Ahart 1994-8-1 6416 Siskiyou Forest Rd. 26 paralleling the South Fork of the Sacramento River, 1.5 mi E of Forest Rd. 40N43, 7.8 mi SW of the dam at Lake Siskiyou. 1341 Comment
  UCD77331  Anaphalis margaritacea Robert E. Preston 2003-7-29 2166 Siskiyou S slope of Rainbow Mountain 1785 Comment
  SEINET8410930  Andersonglossum occidentale G. D. Butler 1910-6-4 1497 Siskiyou Shackleford Creek. Comment
  UC2062592  Androsace filiformis Belinda Lo with Alex Randolph-Lowe 2017-8-26 357 Siskiyou SISKIYOU COUNTY: Klamath National Forest, about 0.9 miles SSW of Pinto Spring. Comment
  CAS-BOT-BC391806  Anemone deltoidea John Thomas Howell 1939-8-2 14927 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC391798  Anemone deltoidea Gilbert Muth 1965-8-3 s.n. Siskiyou Pothole in Marble, Marble Valley Comment
  CHSC1424  Anemone drummondii V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2590 Comment
  JEPS84230  Anemone drummondii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6424 Siskiyou ca. 5 mi. n. town of Seiad Valley (e. slope of Kangaroo Mt., cirque at head of Hell's Canyon); Kangaroo Mt., head of Hell's Canyon 1828 Comment
  UC853533  Anemone drummondii Alice Eastwood 1912-8-30 1964 Siskiyou Mt. Eddy Comment
  UC8902  Anemone drummondii Harley P. Chandler June 1901 1676 Siskiyou Marble Mt. North Coast Ranges, Marble Mt. Comment
  SEINET5337556  Anemone drummondii G. Butler 1910-7-8 1683 Siskiyou Marble Mountain 1676 Comment
  HSC22417  Anemone lyallii J. O. Sawyer 1969-6-12 936 Siskiyou Along Duck Lake Creek 1921 Comment
  UCR37848  Anemone multifida K. T. Stillman 1976-6-26 114 Siskiyou Marble Mountain Wilderness Area 2012 Comment
  HSC45208  Anemone occidentalis J. O. Sawyer, E. Cope 1977-6-20 2967 Siskiyou Behind Devil's Punchbowl 1829 Comment
  HSC61188  Anemone occidentalis Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  RSA142621  Anemone occidentalis P. A. Munz 1960-8-22 24184 Siskiyou Panther Meadows, Mount Shasta 2530 Comment
  RSA215648  Anemone occidentalis Gilbert Muth 1969-8-7 1227 Siskiyou damp shaded area on east side of Boulder Peak Ridge in Subalpine Forest. 2470 Comment
  UC637114  Angelica arguta Edward Lee 1934-8-14 1106 Siskiyou near summit of Little Grayback (Siskiyou-Del Norte County line); near summit of Little Grayback 1865 Comment
  JEPS19763  Angelica tomentosa Rimo Bacigalupi with S. Galen Smith 1957-6-26 5941 Siskiyou about 11 mi sw of town of Mount Shasta (between White Ridge and Scott Camp Ridge, along road to Gumboot Lake, in Canyon of South Fork Sacramento River); South Fork Sacramento River 1219 Comment
  HSC44892  Antennaria argentea Maralyn O'Meara 1974-5-25 406 Siskiyou Along road to Duck Lakes trail 1402 Comment
  JEPS33953  Antennaria argentea George D. Butler 1908-6-29 334 Siskiyou Oro Fino Comment
  UC166576  Antennaria argentea Geo. D. Butler 1909-5-9 700 Siskiyou (North Lennox St.) Yreka Comment
  UC585071  Antennaria argentea E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1889 Siskiyou about 2 mi s Yreka 822 Comment
  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
  CAS-BOT-BC59162  Antennaria dimorpha Dorothy Parker 1951-5-1 503 Siskiyou Mt. Boliver 1371 Comment
  CAS-BOT-BC77346  Antennaria media John Thomas Howell 1937-7-24 13401 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  RSA607256  Antennaria media L. C. Wheeler 1935-7-23 3690 Siskiyou Jaynes Canyon. Siskiyou Mts., Mt. Diablo Mer. 1951 Comment
Read comments
Jul 18 2011
  SEINET10474093  Antennaria rosea Mary Susan Taylor 1980-7-8 Taylor 3098 Siskiyou T39N R5W south center sec 19, Dunsmuir quad; Shasta-Trinity Natl Forest; S end of Little Castle Lake, in steep granitic cliffs. 1768 Comment
  CHSC70463  Antennaria rosea subsp. confinis M. Schweich 1997-6-17 4144 Siskiyou Payne's Spring, in rocks on rim of canyon. 1987 Comment
  HSC21968  Antennaria rosea subsp. rosea J. O. Sawyer 1969-8-4 1843 Siskiyou Above Sugar Lake 2134 Comment
  HSC4638  Antennaria rosea subsp. rosea R. C. Wunner 1965-6-10 135 Siskiyou California Lava Beds National Monument; Caldwell Butte near Summit 1524 Comment
  HSC4643  Antennaria rosea subsp. rosea R. C. Wunner 1965-7-9 361 Siskiyou California Lava Beds National Monument; junction of main road and Crescent Butte Cinder Pit 1479 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
  JEPS49801  Apocynum androsaemifolium Geo. D. Butler 1908-8-9 77 Siskiyou Woolly Creek, Cold Spring 1676 Comment
  SBBG30602  Apocynum androsaemifolium D. Myrick 1968-6-24 2005 Siskiyou Adams Crk above Mountain Meadow Ranch, Big Flat, Coffee Crk; Trinity Alps 1828 Comment
  HSC96810  Apocynum androsaemifolium S. Lyon 2006-6-28 6 Siskiyou E side of Eddy Gulch Rd., 3 mi. S of the intersection with Sawyers Bar Rd. 915 Comment
  POM95067A  Arabis breweri Geo. D. Butler 1909-5-14 726 Siskiyou Klamath River Comment
  RSA0125747  Arabis breweri L. R. Heckard, L. Constance, Robert Ornduff 1969-6-25 2319 Siskiyou Off Gilman Road, 15 miles from U.S. Hwy 99 on northern side of the McCloud River arm of Lake Shasta. 488 Comment
  HSC40062  Arabis divaricarpa J. P. Smith, Steve Selva 1970-6-16 4075 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  SEINET5340149  Arabis divaricarpa D. Parker 1951-5-10 397 Siskiyou Kidder Creek, Scott Valley. 914 Comment
  CDA24663  Arabis sparsiflora F. D. Horn 1976-5-11 Siskiyou Shasta Vista Estates (Sheeprock area), Grenada. 0 Comment
  HSC6536  Arabis sparsiflora var. subvillosa D. M. Thomson 1965-6-19 92 Siskiyou Lava Beds National Monument, Captain Jacks Stronghold Comment
  RSA0128814  Arabis suffrutescens Frederick W. Oettinger 1968-8-16 540 Siskiyou West side of Red Hill N of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2088 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
  CHSC33071  Aralia californica J. P. Smith; Steve Selva 1970-6-14 3887 Siskiyou Roadside seep, 1 mile east of Steinacher Creek road on road to Forks of Salmon. Comment
  SEINET2471229  Arceuthobium abietinum R. L. Mathiasen 2008-9-16 2008 -31 Siskiyou Ca. 4.8 km E. of Etna Summit on road to Sawyers Bar 1630 Comment
  POM268120  Arceuthobium abietinum Marion Ownbey, Fred G. Meyer 1940-7-6 2212 Siskiyou Summit of Cayenne Ridge, near Marble Mountain. Comment
  UC163800  Arceuthobium americanum Geo. D. Butler 1908-7-19 1070 Siskiyou Henley Comment
  CHSC97992  Arceuthobium campylopodum R. L. Mathiasen 2005-3-12 532 Siskiyou 0.8 km north of Highway 89 on forest road 88 (road to Mt. Shasta Ski Park). Shasta-Trinity National Forest. Comment
  UC163739  Arceuthobium campylopodum Geo. D. Butler 1908-8-5 272 Siskiyou West Fork of Moorly Creek Comment
  CAS-BOT-BC410076  Arceuthobium douglasii William Bridge Cooke 1947-7-25 17729 Siskiyou north side of Cascade Gulch, Mt. Shasta 1524 Comment
  SEINET2140110  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -50 Siskiyou 38.7 km N. of St. Rte. 96 on forest road 15N01 (near Rock Creek Butte). 1530 Comment
  CLARK-A1528-7768  Arctostaphylos nevadensis John C. Roos 1948-9-1 3951 Siskiyou Etna Comment
  HSC4921  Arctostaphylos nevadensis J. O. Sawyer 1968-9-9 660 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  UC796483  Arctostaphylos nevadensis Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11801 Siskiyou on Scott Mt. Rd. at Mule Creek Crossing (s of Callahan) 1493 Comment
  CAS-BOT-BC46520  Arctostaphylos patula Doris K. Kildale 1929-7-20 8718 Siskiyou Raspberry Lake, upper Indian Creek. 1828 Comment
  HSC43388  Arctostaphylos patula Maralyn O'Meara 1974-5-26 465 Siskiyou Chandler Glade along USFS Rd. 47N03 1768 Comment
  HSC744  Arctostaphylos patula William J. Ferlatte 1967-6-29 579 Siskiyou Dorleska Summit 2134 Comment
  RSA238577  Arctostaphylos patula Frederick W. Oettinger 1968-9-8 778 Siskiyou Just due N. of English Lake outlet. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 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
  UC165944  Arenaria congesta var. suffrutescens Geo. D. Butler 1908-8-3 51 Siskiyou Log Lake Comment
  CAS-BOT-BC384749  Arenaria serpyllifolia var. serpyllifolia John Thomas Howell 1952-6-14 28349 Siskiyou East of Etna on Ft. Jones - Callahan road Comment
  RSA714934  Arnica amplexicaulis M. E. Fishbein, Lane Greer 2006-8-3 5877 Siskiyou Paynes Creek, above Paynes Springs, about 2 mi southeast of Medicine Lake 2000 Comment
  CAS-BOT-BC82104  Arnica cernua R. C. Barneby 1954-5-16 11513 Siskiyou Klamath R. [canyon] Canyon 1/2 miles below mouth of Scott River 441 Comment
  RSA30603  Arnica cernua Lincoln Constance, Reed C. Rollins 1942-5-19 s.n. Siskiyou Little Rock Creek, 2 miles SW of O'Brien 488 Comment
  UCD129116  Arnica chamissonis Malcolm A. Nobs; Calvin McMillan 1949-6-17 797 Siskiyou Grass Lake, Highway 97. Comment
  HSC61205  Arnica cordifolia Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  CAS-BOT-BC82559  Arnica discoidea J. H. Thomas 1954-5-13 4145 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, 1127 Comment
  UC1041024  Arnica discoidea J. W. Congdon 1900-8-16 Siskiyou Castle Lake Road Comment
  RSA237228  Arnica discoidea Frederick W. Oettinger 1967-6-28 134 Siskiyou Kelly Gulch (tributary to Salmon River). The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  CAS-BOT-BC82606  Arnica lanceolata subsp. prima Doris K. Kildale 1929-8-24 9082 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  SEINET3098725 Image available Arnica latifolia var. viscidula Eleanor Burks Hart 1938-8-17 915 Siskiyou Upper Wright Lake. 2230 Comment
  CHSC69068  Arnica longifolia Vernon H. Oswald; Lowell Ahart 1997-7-28 8790 Siskiyou Southeast of Medicine Lake at Paynes Springs. 1981 Comment
  RSA120940  Arnica longifolia subsp. myriadenia H. K. Wagnon 1957-8-11 1713 Siskiyou East slope of Mt. Shasta, along Ash Cr., ca. 1 mi N of Military Pass Rd. Comment
  UC1408803  Arnica viscosa Robert F. Thorne and Fred Oettinger 1969-8-10 39010 Siskiyou Mt. Shasta (s slope), above ski lodge Mt. Shasta National Forest, Mt. Shasta 2438 Comment
  HSC76860  Artemisia arbuscula subsp. thermopola K. T. Stillman 1976-9-9 483 Siskiyou Marble Mountain Wilderness Area; jump off point, trail to Box Camp 1951 Comment
  JEPS94078  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1998-9-8 9602 Siskiyou Julia Glover Flat on USFS 3 ca. 6 air mi. w. of Mosquito Lake and Whitehorse Flat Reservoir 1112 Comment
  HSC34669  Artemisia ludoviciana subsp. ludoviciana Thomas W. Nelson, J. O. Sawyer 1974-10-29 1739 Siskiyou Hwy. 3, just S of Calaghan Comment
  UC12125  Aruncus dioicus var. pubescens C. B. Bradley 1879-1 Siskiyou Comment
  CAS-BOT-BC400597  Asarum caudatum J. Aug. Kusche 1914-6-1 s.n. Siskiyou Mt. Shasta Comment
  CAS-BOT-BC400693  Asarum hartwegii J. H. Thomas 1954-5-13 4132 Siskiyou Southwestern Siskiyou County. Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Vicinity of Blind Horse Creek 1066 Comment
  CAS-BOT-BC400699  Asarum hartwegii A. A. Heller 1905-6-5 7989 Siskiyou On the plateau just above Shasta Springs Comment
  HSC103546  Asarum hartwegii Thomas W. Nelson 2005-5-24 9319 Siskiyou Shoeinhorse Mountain, along Forest Service Rd. 11, just west of Butcherknife Creek 880 Comment
  UC164124  Asclepias cordifolia Geo. D. Butler 1910-6-7 1531 Siskiyou Greenhorn Mountain Comment
  SEINET10741565  Asclepias speciosa George D. Butler 1910-8-5 Butler 1813 Siskiyou Dry land, Yreka Comment
  RSA184625  Aster intermedius Clare B. Hardham 1965-08 13003 Siskiyou Near Cudahy Lakes, Marble Mountains. Paso Robles. Comment
  CAS-BOT-BC178818  Astragalus californicus A. A. Heller 1905-6-22 8082 Siskiyou Between Igerna and Weed. Comment
  CAS-BOT-BC178812  Astragalus californicus R. C. Barneby; H. D. Ripley 1948-7-5 9633 Siskiyou 2 miles SW of Yreka 853 Comment
  CAS-BOT-BC178822  Astragalus californicus Geo. D. Butler 1909-5-8 593 Siskiyou Dry land near Yreka Comment
  POM204046  Astragalus obscurus Alice Eastwood, John T. Howell 1934-4-20 1786 Siskiyou 4 miles N of Weed. Comment
  CAS-BOT-BC192915  Astragalus purshii var. lectulus J. P. Moore 629 Siskiyou Shasta Valley Comment
  CAS-BOT-BC193066  Astragalus purshii var. tinctus Geo. D. Butler 1909-5-8 708 Siskiyou Near Yreka Comment
  POM16071  Astragalus purshii var. tinctus E. B. Copeland 1903-7-6 7964 Siskiyou Hornbrook. Comment
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Jan 23 2011
  RSA110923  Astragalus purshii var. tinctus R. C. Barneby 1954-5-16 11518 Siskiyou Scott Bar. 549 Comment
  SEINET10490026  Astragalus purshii var. tinctus David B. Dunn, Billy Joe Cox 1971-6-9 Dunn 17940 Siskiyou 9 mi nof weed on us hwy 97, at whitney creek. Sw facing slope; volcanic pumice Some sedimentary loamy soil; assoc with pinus ponderosa, artemisia, bromus, and Arctostaphylos. 1250 Comment
  HSC100275  Astragalus whitneyi J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-8-7 13073 Siskiyou Klamath National Forest, along road to botanical area off Forest Service Road 40N24 to Crater Lake. 1860 Comment
  CHSC81502  Astragalus whitneyi var. confusus Ann Willyard 2000-6-21 744 Siskiyou On private ranch ca. 3 air mi n Lake Shastina, ca. 3 air mi e Interstate 5; ca. 1 air mi w Hole-in-the-Ground Springs. UTM: 10 547700 E 4602900 N. 792 Comment
  UC1561941  Astragalus whitneyi var. siskiyouensis Barbara Ertter 1985-5-30 5758 Siskiyou on Hwy 3 se of Callahan 2.6 mi n Scott Mt. Summit; n of Scott Mt. summit, se of Callahan 1402 Comment
  HSC27967  Asyneuma prenanthoides Carl W. Mize 1972-6-21 72 Siskiyou Past the first creek along trail. 305 Comment
  UC618802  Athyrium distentifolium var. americanum W. Bridge Cooke 1938-9-8 11617 Siskiyou above the heather meadow Panther Creek Glacial Meadow; Mt Shasta Comment
  JEPS50864  Athyrium distentifolium var. americanum Al Hobart 1967-8-8 Siskiyou n slope of Preston Slope; westernmost Siskiyou Co 1828 Comment
  RSA126271  Athyrium filix-femina subsp. cyclosorum I. L. Wiggins 1955-7-24 13500 Siskiyou Trail at crossing of China Creek, above diversion dam Comment
  JEPS90600  Atriplex truncata Dean W. Taylor 1987-8-9 9294 Siskiyou along Hwy 161 (Oregon border) 8.3 mi w from Highway 139; Lower Klamath National Wildlife Refuge 1249 Comment
  RSA65340  Atriplex truncata L. C. Wheeler 1934-10-21 3330 Siskiyou Shasta Valley 4 mi E Grenada 869 Comment
  UCD56306  Avena fatua A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3395 Siskiyou 7 miles N of Weed. Comment
  CAS-BOT-BC106543  Balsamorhiza deltoidea J. H. Thomas 1954-5-14 4183 Siskiyou Salmon Muontains, Klamath National Forest. Near South Fork of Salmon river, 5 to 9 miles southeast of Cecilville, 1219 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-BC106550  Balsamorhiza deltoidea Doris K. Kildale 1929-3-10 7773 Siskiyou Klamath River at Hornbrook 609 Comment
  POM30828  Balsamorhiza deltoidea Geo. D. Butler 1910-4-16 1180 Siskiyou Klamath hills Comment
  RSA30371  Balsamorhiza hookeri var. lagocephala Lincoln Constance, Reed C. Rollins 1942-5-14 s.n. Siskiyou 1 mile E of Yreka 762 Comment
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Apr 26 2007
  RSA0125839  Balsamorhiza hookeri var. lanata M. S. Baker 1933-4-22 7423 Siskiyou 2 miles S of Yreka. Comment
  HSC67996  Balsamorhiza sericea J. P. Smith 1976-5-21 8768 Siskiyou Klamath National Forest, FS Rd. 40N08, 6.9 mi. from its junction with Hwy. 3 1524 Comment
  CDA24680  Barbarea orthoceras G. Deal 1968-5-2 Siskiyou 1 mile south of Hornbrook. 0 Comment
  HSC39830  Barbarea orthoceras J. O. Sawyer 1969-7-18 1369 Siskiyou Along S Russian Creek below Russian Lake 2012 Comment
  SBBG30532  Barbarea orthoceras D. Myrick 1968-6-24 1000 Siskiyou Mountain Meadow Ranch, Big Flat, Coffee Crk; Trinity Alps 1524 Comment
  CDA3608  Barbarea vulgaris G. L. Fehlman 1960-5-3 4139 Siskiyou Spearin Ranch, Hornbrook. 0 Comment
  JEPS47704  Berberis aquifolium J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  HSC22118  Berberis aquifolium var. aquifolium J. O. Sawyer 1969-6-11 809 Siskiyou Next to C.C.C. road near the N fork of Horse Range Creek. 1326 Comment
  HSC65096  Berberis aquifolium var. aquifolium J. P. Smith 1973-5-5 6478 Siskiyou Along Cook and Green Pass Rd. Comment
  CAS-BOT-BC75723  Berberis nervosa Alice Eastwood 1917-9-2 6685 Siskiyou Shasta Springs. Comment
  CAS-BOT-BC75923  Berberis piperiana Doris K. Kildale 1929-4-27 7844 Siskiyou Cecilville upper South Fork of Salmon River. Comment
  CAS-BOT-BC75938  Berberis piperiana W. R. Dudley 1901-8-26 s.n. Siskiyou Trail above Callahans. Comment
  POM82480  Berula erecta Geo. D. Butler 1910-7-17 1725 Siskiyou [Unspecified] Comment
  CAS-BOT-BC169484  Betula occidentalis Dorothy Parker 1947-4-27 177 -A Siskiyou East Fork of Scott River Plowman's Valley 1158 Comment
  JEPS32523  Bidens cernua Geo. D. Butler 1908-8-28 346 Siskiyou Wright and Fletcher's pasture Oro Fino Comment
  CDA10501  Bidens cernua G. Deal 1964-8-31 Siskiyou Lower Lake Road, 0.5 mile west of So. Merrill Road, Tulelake. 0 Comment
  RSA698467  Blechnum spicant Leo Miller 1938-07 s.n. Siskiyou Siskiyou Mountains 884 Comment
  HSC46196  Blepharipappus scaber Jennifer Whipple 1977-4-30 1875 Siskiyou Scott Valley near Weston Gulch 854 Comment
  UC166582  Blepharipappus scaber Geo. D. Butler 1909-5-10 697 Siskiyou Yreka Comment
  CAS-BOT-BC16871  Boechera R. C. Wenk 2005-7-15 217 Siskiyou Trinity Alps, above S Fork of Salmon R., along the Yellow Rose Mine Trail, top of pass going N towards Preacher's Peak 2133 Comment
  CAS-BOT-BC16872  Boechera R. C. Wenk 2005-7-19 329 Siskiyou Along Pacific Crest Trail, near top of pass below Mount Eddy. 2438 Comment
  CAS-BOT-BC15794  Boechera acutina Doris K. Kildale 1928-8-20 6623 Siskiyou Hancock Look Out - on trail to Marble Mountain. 2151 Comment
  CAS-BOT-BC15795  Boechera acutina H. A. Thomas; J. H. Thomas 1954-7-24 4480 Siskiyou Salmon-Trinity Mountains vicinity of Rush Lake and Rush Creek Meadow. About 9 miles east of Cecilville. 1981 Comment
  CAS-BOT-BC16024  Boechera breweri subsp. breweri Lincoln Constance; Reed Clark Rollins 1942-5-13 2901 Siskiyou Klamath-Siskiyou Region. Scott River 2 miles northwest of Scott Bar. 487 Comment
  SEINET5340096  Boechera breweri subsp. shastaensis G. Butler 1910-5-21 1379 Siskiyou Klamath River rock crevices. Comment
  CAS-BOT-BC16149  Boechera covillei R. E. Frenkel 1963-7-13 248 Siskiyou Mount Shasta, vicinity of rain guage below Horse Camp. 2255 Comment
  CAS-BOT-BC16239  Boechera divaricarpa John Thomas Howell 1937-7-21 13205 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC14110  Boechera pauciflora Alice Eastwood 1923-5-18 11826 Siskiyou Shasta Springs. Comment
  UC673143  Boechera pinetorum Lincoln Constance and Reed C. Rollins 1942-5-13 2914 Siskiyou 10 mi sw Scott Bar; Klamath-Siskiyou Region, Scott River 609 Comment
  CAS-BOT-BC14668  Boechera rectissima Alice Eastwood 1923-5-22 11895 Siskiyou Sissons, road to Mount Shasta. Comment
  CAS-BOT-BC14709  Boechera repanda John Thomas Howell 1937-7-23 13374 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC25415  Boechera retrofracta George Dexter Butler 1910-6-5 1505 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC25416  Boechera retrofracta John Thomas Howell 1937-7-21 13203 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC25625  Boechera retrofracta Lincoln Constance; Reed Clark Rollins 1942-5-13 2914 Siskiyou Scott River 10 miles southwest of Scott Bar. 609 Comment
  CHSC469  Boechera retrofracta M. Yoder 1941-6-28 Siskiyou Castle Lake. Comment
  SEINET10627096 Image available Boechera rollei W. E. Rolle 1983-8-4 Rolle 831 Siskiyou Open places on sparsely forested slopes, peridotite rocks and soil derived and Klamath rivres, Red Butte-Kangaroo Mt.-Lilypad Lake- Towhead Lake region, T47N R12W, Sec. 13. 1646 Comment
  CAS-BOT-BC25692  Boechera sparsiflora Lincoln Constance; Reed Clark Rollins 1942-5-13 2905 Siskiyou Klamath-Siskiyou Region. Klamath River 4 miles east of Seiad. 457 Comment
  CAS-BOT-BC25691  Boechera sparsiflora John Thomas Howell 1937-7-26 13567 Siskiyou Salmon River Canyon. Between Big Flat and Caribou Gulch. Comment
  CAS-BOT-BC25727  Boechera sparsiflora W. B. Cooke; V. G. Cooke 1963-7-12 34337 Siskiyou Mount Shasta. 1371 Comment
  CAS-BOT-BC410930  Boechera sparsiflora L. E. Smith 1913-4-25 104 Siskiyou Hornbrook Comment
  SEINET5340463  Boechera stricta G. Butler 1900-7-8 1664 Siskiyou Shackleford Creek. 1219 Comment
  HSC46107  Boschniakia strobilacea J. P. Smith 1973-5-5 6464 Siskiyou Along Cook and Green Pass Rd. Comment
  UC1408831  Botrychium multifidum Frederick W. Oettinger 1968-8-7 443 Siskiyou inlet to Tobacco Lake Salmon Mountains, Marble Mountain Wilderness area Comment
  UC1475116  Botrychium pinnatum Donald Burk 1993-9-7 Siskiyou ca. 3/4 mi e Gray Butte radio facilities (between confluence of 2 streams); s slope Mt. Shasta 1950 Comment
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Apr 20 2012
  JEPS83833  Boykinia major Wayne Roderick July 1978 Siskiyou vicinity Cook and Green Pass (near spring w of Pass); Siskiyou Mountains, vicin Cook and Green Pass 1463 Comment
  HSC64832  Boykinia occidentalis J. P. Smith, Steve Selva 1970-6-14 3886 Siskiyou 1 mi. E of Steinacher Creek Rd. on Rd. to Forks of Salmon Comment
  UCD77173  Brodiaea coronaria Robert E. Preston 2002-6-22 1882 Siskiyou Ca. 0.6 miles SW of Cayton, on W side of Hwy 89. 958 Comment
  HSC42913  Brodiaea elegans subsp. elegans J. O. Sawyer, K. T. Stillman 1976-7-2 2825 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  JEPS7633  Brodiaea elegans subsp. elegans Geo. D. Butler 1909-7-20 888 Siskiyou Highland Mine Comment
  SEINET10533805  Brodiaea gracilis Katherine L. Morris 1973-5-25 Morris 278 Siskiyou Collected 7 miles e of mccloud on hwy. 89 In an area of pinus ponderos and Pinus attenuata Comment
  CAS-BOT-BC148795  Bromus carinatus var. marginatus G. P. Rixford s.n. Siskiyou South side of Shaft-Rock Mountain Hilt. Comment
  HSC30546  Bromus carinatus var. marginatus Frederick W. Oettinger 1969-9-1 1576 Siskiyou Inlet to Dry Lake, Salmon Mtns. 2027 Comment
  HSC103020  Bromus hordeaceus J. P. Smith 2014-6-6 13877 Siskiyou Along State Route 96 at the Portuguese Creek Access to the Klamath River 416 Comment
  UCD58882  Bromus laevipes R. Tofsrud 1949-8-3 s.n. Siskiyou Klamath River between Seiad Valley and Happy Camp. Comment
  HSC67810  Bromus orcuttianus J. O. Sawyer, J. Cole 1980-7-22 3958 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  UC204802  Bromus racemosus Geo. D. Butler 1910-5-20 1370 Siskiyou near Yreka Comment
  CAS-BOT-BC185600  Bromus tectorum A. A. Heller 1916-6-20 12405 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy. 1188 Comment
  CAS-BOT-BC185601  Bromus tectorum A. A. Heller 1905-6-9 8012 Siskiyou Montague. Comment
  CAS-BOT-BC185603  Bromus tectorum Lewis S. Rose 1945-6-18 45075 Siskiyou Horse Creek & Klamath River. 502 Comment
  CHSC86643  Bromus tectorum Jenny Marr 1993-7-1 26 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  NY664637  Bromus tectorum A. A. Heller 1905-6-9 8012 Siskiyou Montague Comment
  CAS-BOT-BC273226  Cacaliopsis nardosmia Lincoln Constance; Reed C. Rollins 1942-5-13 2906 Siskiyou Klamath--Siskiyou Region. Klamath River 4 miles east of Seiad 457 Comment
  JEPS20947  Cacaliopsis nardosmia W. L. Jepson Jul 17 1902-Jul 22 1902 2073 Siskiyou Devil's Backbone, Western Siskiyou 1828 Comment
  UC166058  Cacaliopsis nardosmia Geo. D. Butler 1909-5-30 760 Siskiyou Humbug Mountain Comment
  HSC23101  Calamagrostis breweri J. O. Sawyer 1969-8-5 1755 Siskiyou W of Little Duck Lake 2073 Comment
  HSC26483  Calamagrostis koelerioides J. P. Smith, Steve Selva 1970-7-15 4361 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  RSA245255  Calamagrostis koelerioides J. O. Sawyer 1969-8-4 1880 Siskiyou Southeast slope above Sugar Lake. 2165 Comment
  UCD57255  Calamagrostis koelerioides A. H. Murphy 1955-7-28 55 H Siskiyou Klamath National Forest, Marble Mountains, Hancock Lake. 1889 Comment
  SEINET7584065 Image available Calliscirpus criniger Frederick W. Oettinger 1968-8-2 350 Siskiyou Salmon Mountains, vicinity of English Peak Marble Moutain Wilderness Area, near Diamond Lake. 2073 Comment
  CAS-BOT-BC80330  Callitropsis Oliver V. Matthews 1939-6-7 12 Siskiyou above Frog Lake, N. W. Siskiyou Co. 152 Comment
  HSC45162  Callitropsis nootkatensis J. O. Sawyer, E. Cope 1977-6-20 2963 Siskiyou Behind Devil's Punchbowl 1829 Comment
  JEPS39848  Calocedrus decurrens W. L. Jepson 1907-7-19 2946 Siskiyou Indian Creek Siskiyou Mts., Indian Creek Comment
  RSA352871  Calocedrus decurrens B. C. Templeton 1969-9-5 11425 Siskiyou About 2 miles northwest of the town of Mt. Shasta 1090 Comment
  UC813615  Calocedrus decurrens A. A. Heller 1915-8-26 12254 Siskiyou at the foot Mt. Eddy (Metcalf's Ranch) 1188 Comment
  UC54189  Calochortus coeruleus H. M. Hall and E. B. Babcock Jun 1903 4033 Siskiyou Dunsmuir Upper Sacramento Valley 609 Comment
  UC705741  Calochortus elegans Marion Ownbey and D. H. Brown 1941-6-23 2429 Siskiyou mountains w Yreka (on ridge near Gunsight Peak) Comment
  HSC81759  Calochortus nudus Thomas W. Nelson, Jane P. Nelson 1980-7-20 6189 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  RSA211388  Calochortus nudus William J. Ferlatte 1966-8-3 272 Siskiyou Josephine Lake basin. Trinity Alps. 1677 Comment
  CAS-BOT-BC273388  Calycadenia fremontii David D. Keck 1938-8-7 4851 Siskiyou Schoolhouse Hill, 5.5 m. NE of Callahan, on road to Gazelle 1100 Comment
  POM30674  Calycadenia truncata subsp. microcephala Geo. D. Butler 1910-7-30 1801 Siskiyou Near Yreka. Comment
  POM210917  Calycadenia truncata subsp. scabrella L. C. Wheeler 1934-10-6 3310 Siskiyou Shasta Valley, 2 mi. SE of Yreka. 854 Comment
  CAS-BOT-BC272746  Calycadenia truncata subsp. truncata Louis C. Wheeler 1934-6-26 2787 Siskiyou Camp Lowe, Klamath River, Siskiyou Mts. 762 Comment
  HSC45036  Calyptridium monospermum J. O. Sawyer 1978-6-16 3216 Siskiyou Marble Mtn. Wilderness along trail to Elk Valley 1921 Comment
  CDA23947  Calyptridium umbellatum T. C. Fuller 1962-6-11 8950 Siskiyou East side of Highway 99 to Mt. Shasta City, 1.3 miles south of Black Butte Summit. 0 Comment
  JEPS17236  Calyptridium umbellatum W. L. Jepson 1940-6-27 20032 Siskiyou Mount Shasta, e slope Mount Shasta 1828 Comment
  UC598748  Calyptridium umbellatum C. Hart Merriam 1898-1 Siskiyou Mount Shasta, Wagon Camp Wagon Camp; Mount Shasta, Wagon Camp Comment
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Sep 19 2006
  JEPS31594  Calystegia malacophylla subsp. malacophylla Willis L. Jepson Jul 24 1894-Aug 10 1894 14525 Siskiyou Sisson , Sisson (region of the Upper Sacramento) Comment
  UC725675  Calystegia malacophylla subsp. malacophylla A. A. Heller 1916-7-20 12471 Siskiyou e side Mt. Eddy (near Wagon Creek Falls); e side Mt. Eddy, nr Wagon Creek Falls 1524 Comment
  JEPS105292  Calystegia occidentalis subsp. occidentalis Dean W. Taylor 1995-6-25 15116 Siskiyou Highway 3 at Soap Creek Summit (ca. 6 miles West of Yreka) 1280 Comment
  JEPS53275  Camelina microcarpa W. C. Blasdale 1894-7-28 Siskiyou Sisson Comment
  RSA29661  Camissonia contorta Louis C. Wheeler 1935-5-26 3527 Siskiyou Yreka Creek, Siskiyou Mountains 854 Comment
  POM89723  Campanula prenanthoides H. E. Brown 1897-7-15 527 Siskiyou South side Mt. Shasta. 1524 Comment
  SEINET10463148  Campanula prenanthoides Ownbey 1940-7-4 OWNBEY 2171 Siskiyou Dry north slope, Siskiyou Mountains, northwest of Hornbrook Comment
  SEINET10463151  Campanula prenanthoides Young 1921-9-15 YOUNG s.n. Siskiyou Etna Mills Comment
  SEINET10840317  Campanula prenanthoides John T. Witherspoon 1977-8-10 Witherspoon s.n. 1977 Siskiyou 2 MI UP FOREST SERVICE RD 12N13 W OF BALD BUTTE. T12N R6E SEC. 11 610 Comment
  SEINET10840321  Campanula prenanthoides Oettinger 1969-8-5 OETTINGER 1198 Siskiyou On southeast-facing slope along trail between Abbott's upper Cabin and English Lake, just above "Willow Springs" 1676 Comment
  SEINET10939016  Campanula prenanthoides Hutchinson 1932-7-7 HUTCHINSON 4226 Siskiyou Salmon Mountains; near north Fork of Salmon River between Sine's Bar and Fork of Salmon 274 Comment
  CAS-BOT-BC227477  Campanula rotundifolia Dana York 2011-8-12 3043 Siskiyou Marble Mountain Wilderness. Klamath National Forest, Marble Mountain 2075 Comment
  SEINET10872980  Campanula scouleri Muth 1975-8-1 MUTH s.n. Siskiyou Near Sutcliffe Creek; Preston Peak quadrangle near Happy Camp 1341 Comment
  UC890575  Campanula scouleri Alice Eastwood 1912-7-21 1283 Siskiyou Sisson Comment
  SEINET10463435  Campanula scouleri A. Arthur Heller 1915-7-18 Heller 12106 Siskiyou METCALF'S RANCH, NE BASE OF MT EDDY, MOIST SOIL 1189 Comment
  SEINET10463468  Campanula scouleri John G. Lemmon Lemmon s.n. Siskiyou SISSON, NR. MT. SHASTA Comment
  SEINET10463604  Campanula scouleri Setchell 1902-7-26 SETCHELL s.n. Siskiyou SISSON, MT. SHASTA Comment
  SEINET10463790  Campanula scouleri Ground 1970-7-22 GROUND 685 Siskiyou Preston Peak, Klamath National Forest: Raspberry Creek. Montane coniferous forest. 1494 Comment
  SEINET10972087  Campanula scouleri Feudge 1927-7-22 FEUDGE 1775 Siskiyou Mt. Shasta City, damp shade of willows. 1067 Comment
  SEINET10463879  Campanula wilkinsiana Prouty 1979-8-14 PROUTY 79 .40 Siskiyou CREEKSIDE, COLD CREEK, E SLOPE OF MT. SHASTA T41N R2W SEC. 20 NE 1/4 1890 Comment
  SFV1447  Cardamine californica D. Parker 1949-5-8 222 Siskiyou Salmon Mountain Range along Kidder Creek. 915 Comment
  RSA120725  Cardamine californica var. integrifolia S. S. Tillett 1956-7-9 663 Siskiyou Little Carmen Lake, n. side of Scott Mtn. Siskiyou-Trinity cos. line, ca. 8 mi. se. of Callahan 1829 Comment
  CAS-BOT-BC37796  Cardamine nuttallii George Dexter Butler 1909-3-22 566 Siskiyou Slyva. Oro Fino. Comment
  POM95832  Cardamine pulcherrima Geo. D. Butler 1910-4-1 1152 Siskiyou Humbug Mountain. Comment
  HSC47620  Cardaria draba J. P. Smith 1977-5-15 9069 Siskiyou Yreka Comment
  CDA38722  Carduus acanthoides Tanya Chapple 2012-7-26 PDR# 470 P06027587 Siskiyou Dillon watershed, west of Dillon Mountain. Comment
  RSA238957  Carex Frederick W. Oettinger 1969-8-13 1355 Siskiyou North side of Crapo Ridge trail to Tom Taylor Cabin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC19769  Carex abrupta John Thomas Howell 1939-8-8 15190 Siskiyou Marble Mountains. Black Mountain. Comment
  CAS-BOT-BC17857  Carex amplifolia A. A. Heller 1905-6-5 7982 Siskiyou Between Shasta Retreat and Shasta Springs. Comment
  NY25676  Carex amplifolia H. E. Brown 1897-6-1 319 Siskiyou Near Sisson 1082.0 Comment
  HSC76853  Carex amplifolia L. P. Janeway 1982-6-22 20 Siskiyou Next to creek 15 m below road from West Branch Guard Station towards Indian Creek 671 Comment
  POM297993  Carex amplifolia A. A. Heller 1905-6-5 6325 Siskiyou Between Shasta Retreat and Shasta Springs. Comment
  POM79948  Carex athrostachya E. B. Copeland 1903-9-7 2151 Siskiyou Mt. Eddy. 2134 Comment
  UC1100435  Carex athrostachya Herbert L. Mason 1948-7-18 13610 Siskiyou Grass Lake Comment
  SEINET10644707  Carex athrostachya Edwin B. Copel 1903-9-7 Copeland 3866 Siskiyou Mt. Eddy. 2134 Comment
  SEINET7552632 Image available Carex bolanderi David Castaner 1989-6-18 10230 Siskiyou McBridge Springs-dry bed Mt Shasta Comment
  CHSC98584  Carex brainerdii Thomas W. Nelson; Jane P. Nelson 1983-7-29 7506 Siskiyou Along Forest road 41N14 5 miles north of junction with Callaghan-Cecileville county road at crossing over Sugar Creek. 1432 Comment
  SD71330  Carex breweri B. B. Chistman 1966-7-4 Siskiyou Mt. Shasta. 3657 Comment
  UC666  Carex breweri var. breweri W. H. Brewer 1862-9-16 1422 Siskiyou Mt. Shasta; ; Mt. Shasta 2438 Comment
  HSC101885  Carex echinata subsp. echinata Dana York 2011-9-9 3095 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake. 1985 Comment
  HSC97783  Carex echinata subsp. echinata Juha Pykala, D. H. Norris 1987-7-7 2333 Siskiyou Shasta National Forest, E of China Mtn., beside trail from Deadfall Creek Meadows to Stewart Springs 1890 Comment
  HSC98401  Carex echinata subsp. echinata Jennifer Whipple 1977-8-6 2211 Siskiyou Mt. Eddy, SW of Dobkins Lake along drainage into the lake 2195 Comment
  JEPS25580  Carex fracta Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7209 Siskiyou w slopes of broadening base of Mt. Shasta Mt. Shasta 1676 Comment
  UC1265343  Carex fracta Frederick W. Oettinger 1969-8-16 1393 Siskiyou sw Wiregrass Meadows (below English Lake); Salmon Mountains, Marble Mountain Wilderness Area 1676 Comment
  HSC48100  Carex fracta D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19537 Siskiyou Along Hwy. 96 about 8 mi. W of junction with I-5 Comment
  UC1608358  Carex gigas J. Kierstead 1991-7-3 91 -96 Siskiyou Fawn Creek Meadow Shasta-Trinity National Forests, Mt. Shasta Ranger Dist. 1828 Comment
  UCD140363  Carex halliana S. S. Tillett 1956-7-11 690 Siskiyou Siskiyou - Trinity County: County line, north side Scott Mountain divide near campground; ca. 8 miles SE of Callahan. 1615 Comment
  SEINET10650708  Carex halliana Taylor 1987-8-9 Taylor 9269 Siskiyou Medicine Lake Area, extreme northeastern portion of county. Common on white pumice on floor of Alcohol Crater, SE 1/4 Section 7, T43N, R4E. Under Pinus contorta canopy, with few other herbaceous taxa: Eriogonum marifolium, Penstemon cinicola, Juncus balticus. Comment
  HSC76387  Carex hassei L. P. Janeway 1982-7-2 32 Siskiyou Poker Flat, end of FS Rd. 18N33 1524 Comment
  CHSC96166  Carex hoodii L. P. Janeway 2006-7-1 8720 Siskiyou Klamath Ranges. Salmon Mountains; just west of Carter Meadow, north side of South Fork Salmon River. Small open dry meadow along road with seepy ditch along upper road edge. 1579 Comment
  HSC76795  Carex hoodii L. P. Janeway 1982-7-2 35 Siskiyou Poker Flat, end of FS Rd. 18N33 1524 Comment
  UC1265329  Carex integra Frederick W. Oettinger 1969-8-4 1175 Siskiyou Tobacco Lake Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  CAS-BOT-BC7617  Carex interior A. A. Heller 1919-6-20 13411 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1158 Comment
  UCD140500  Carex lenticularis var. impressa A. H. Murphy 1960-8-9 60 D Siskiyou Klamath National Forest, Bear Lake. 1889 Comment
  HSC41053  Carex lenticularis var. lipocarpa J. O. Sawyer 1969-7-9 1108 Siskiyou S of Little Duck Lake 2012 Comment
  CHSC107133  Carex leptopoda R. E. Brainerd 2009-7-22 1554 Siskiyou Trout Creek east of Mt. Shasta, 26 air miles east of Weed. UTM Zone 10 592966E 4588754N. 1493 Comment
  JEPS121601  Carex luzulina Danielle Roach 2011-9-15 Siskiyou Tamarack Flat, north of Mt. Eddy. Flat meadow on ultramafic soil. South China Mountain quadrangle. TF1_B Comment
  UC1265319  Carex luzulina var. ablata Frederick W. Oettinger 1969-8-22 1504 Siskiyou S side of Horses Hole Horse Range Lake (high lake basins in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  JEPS95952  Carex mendocinensis Vernon H. Oswald and L. Ahart 1999-7-5 9818 Siskiyou Hwy. 3 4.0 mi southeast of Gazelle-Callahan Hwy.: T40N R8W Sect. 24, 4480 ft, mixed coniferous forest, serpentine substrate 1365 Comment
  HSC76389  Carex mendocinensis L. P. Janeway 1982-6-22 19 Siskiyou 400 m NE of West Branch Guard Station along the road into Indian Creek, near small creek crossing 671 Comment
  HSC60835  Carex microptera Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  HSC97433  Carex multicaulis Jennifer Whipple 1976-6-18 1040 Siskiyou Near Little Crater Lake 2470 Comment
  CAS-BOT-BC23423  Carex multicostata John Thomas Howell 1937-7-24 13429 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC32283  Carex multicostata William J. Ferlatte 1966-6-22 115 Siskiyou Josephine Lake basin. 1920 Comment
  HSC33316  Carex multicostata William J. Ferlatte 1974-7-14 1524 Siskiyou Big Flat, near South Fork of Salmon River, campground 1524 Comment
  HSC48022  Carex multicostata D. H. Norris 1972-6-12 22917 Siskiyou Along road to Jackson Lake, 3.5 mi. W of Callahan to Cecilville Hwy. Comment
  RSA237308  Carex multicostata Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1244 Siskiyou Pine Lake Meadows. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1845 Comment
  SEINET7568499 Image available Carex multicostata John Thomas Howell 1939-8-6 15108 Siskiyou Marble Mts, Elk, Mt. Comment
  SEINET7568517 Image available Carex multicostata Frederick W. Oettinger, R. F. Thorne 1969-8-6 1244 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, Pine Lake Meadows. 1844 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
  HSC7157  Carex nudata L. C. Wheeler 1934-9-22 3296 Siskiyou Walker, Klamath River Comment
  SBBG30049  Carex nudata L. C. Wheeler 1934-9-22 3296 Siskiyou Walker, Klamath River 518 Comment
  SEINET4290229 Image available Carex pachycarpa Unknown 2008-1 9502 Siskiyou Klamath Ranges; Siskiyou Mountains; 3.2 air km southwest of Cook and Green Pass, 0.4 km southeast of Red Butte. Comment
  SEINET10949630  Carex paucicostata Thomas W. Nelson, Jane P. Nelson 1979-6-16 Nelson 4862 Siskiyou China Mountain Quad. T40N, R8W, Secs. 24 & 25. Drying meadow above Mule Creek along State Route 3, 4.4 miles north of Scott Mountain Summit. 1219 Comment
  CAS-BOT-BC118932  Carex pellita John Thomas Howell 1952-6-15 28359 Siskiyou Swamp, 2 mi W of Montague. Comment
  CHSC86629  Carex praegracilis Jenny Marr 1993-7-1 12 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC1265433  Carex preslii Frederick W. Oettinger 1969-8-13 1357 Siskiyou on trail from Diamond Lake to Crapo View Gap Salmon Mountains, Marble Mountain Wilderness Area (the high lake basins in the vicinity of English Peak) 2438 Comment
  CAS-BOT-BC118607  Carex raynoldsii A. A. Heller 1922-7-15 13701 Siskiyou In the meadow at Medicine Lake 2133 Comment
  HSC37139  Carex rossii J. O. Sawyer 1969-7-25 1556 Siskiyou Midslope near High Lake 2119 Comment
  CHSC96000  Carex scabriuscula L. P. Janeway 2006-7-4 8789 Siskiyou Klamath Ranges. Scott Mountains; Darlingtonia fen and creeklet complex above Road 40N13 1.6 air km west of Scott Mountain Summit. 1728 Comment
  HSC91237  Carex scabriuscula Jennifer Whipple 1976-6-30 1215 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  JEPS87797  Carex scabriuscula Vernon H. Oswald and Lowell Ahart 1994-8-1 6422 Siskiyou on the upstream side of Forest Rd. 26 ca. 0.5 mi (air) ne Gumboot Lake (w of Mt. Shasta (city), Gumboot Creek); Gumboot Creek 1783 Comment
  RSA238968  Carex scopulorum Frederick W. Oettinger 1968-9-5 710 Siskiyou At south end of Diamond Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2072 Comment
  CAS-BOT-BC117257  Carex spectabilis John Thomas Howell 1939-8-9 15232 Siskiyou Ridge South of Marble Valley, Marble Mts. Comment
  JEPS40877  Carex spectabilis Paul C. Hutchison 1962-8-2 931 Siskiyou between Panther Meadow and top of ski lift; Mt. Shasta 2743 Comment
  RSA22153  Carex spectabilis W. Bridge Cooke 1938-7-21 11298 Siskiyou Heather meadow, Mt. Shasta. 2287 Comment
  UC70640  Carex stipata var. stipata T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC725961  Carex stipata var. stipata A. A. Heller 1925-7-13 13897 Siskiyou College Camp 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
  CAS-BOT-BC115854  Carex subfusca Louis C. Wheeler 1934-6-22 2754 Siskiyou Cottonwood Creek, Siskiyou Mts. Mt. Diablo Mer. 914 Comment
  CHSC40130  Carex utriculata L. P. Janeway 1982-7-2 38 Siskiyou At Poker Flat. At bottom of break between upper and lower portions of meadow. 1524 Comment
  CAS-BOT-BC59704  Cassiope mertensiana Doris K. Kildale 1929-7-20 8582 Siskiyou E. spur of Preston Peak above Rockefeller Lake. 2133 Comment
  CAS-BOT-BC59706  Cassiope mertensiana John Thomas Howell 1937-7-25 13443 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  UC1190148  Cassiope mertensiana Ira L. Wiggins 1955-7-29 13570 Siskiyou Caribou L. Salmon-Trinity Alps Primitive Area (pass at sw end) 2072 Comment
  SEINET11262566  Castilleja applegatei James P. Smith 1974-5-27 7610 Siskiyou Copco Quad. Along Forest Service Road 47NO3.; 0 1280 Comment
  HSC99269  Castilleja applegatei subsp. martinii J. O. Sawyer, K. T. Stillman 1976-5-29 2744 Siskiyou Along Specimen Creek 915 Comment
  HSC19030  Castilleja applegatei subsp. pinetorum J. O. Sawyer 1969-6-11 846 Siskiyou Above C.C.C. road. 1287 Comment
  HSC77352  Castilleja applegatei subsp. pinetorum L. P. Janeway 1983-8-7 518 Siskiyou Near end of Rd. 17N32 (the S Fork Indian Cr. Rd.), 19 mi. from the Indian Creek Rd. 1555 Comment
  RSA184818  Castilleja applegatei subsp. pinetorum Gilbert Muth 1966-7-17 386 Siskiyou Ridge, near lookout, Marble Mountains. 2043 Comment
  UC1238992  Castilleja applegatei subsp. pinetorum Freed W. Hoffman 1948-7-8 2587 Siskiyou 7.5 mi n West Branch Camp (Waldo-Happy Camp Road); North Coast Ranges 1402 Comment
  UC164435  Castilleja applegatei subsp. pinetorum Geo. D. Butler 1909-6-23 931 Siskiyou Goosenest Mountain; foothills Comment
  UC922377  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1949-7-22 5845 Siskiyou trail to Kings Castle; Marble Mountains, Paradise Lake 2072 Comment
  CAS-BOT-BC243764  Castilleja applegatei var. pinetorum Elmer I. Applegate 1923-8-18 3878 Siskiyou West base of Redshale Mountain, east side of Medicine Lake 1981 Comment
  UC705753  Castilleja arachnoidea Marion Ownbey, Fred G. Meyer 1940-7-5 2180 Siskiyou e side Mt. Shasta (well below timber line) Comment
  RSA488704  Castilleja arachnoidea James L. Reveal, Mark L. Reveal 1975-8-15 3954 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Dry Lake Lookout Road (Forest Service Road 40S01), 0.3 mile southwest of the Dead Cow Creek Road and about 1 mile southeast of Dry Lake Lookout. Comment
  RSA183718  Castilleja arachnoidea subsp. schizotricha Gilbert Muth 1965-8-6 179 Siskiyou Backside of Blk. Mt. Marble Mts. 2073 Comment
  HSC82560  Castilleja lacera Thomas W. Nelson, Jane P. Nelson 1979-5-26 4719 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  CDA41245  Castilleja lacera G. D. Barbe, T. C. Fuller 1972-6-14 945 Siskiyou South of Oberlin Road, between Yreka and Montague. 0 Comment
  HSC19305  Castilleja miniata J. O. Sawyer 1968-9-9 648 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  JEPS74146  Castilleja miniata J. M. Tucker 1974-7-27 4304 Siskiyou on bank Haypress Creek (Haypress Meadows); Marble Mountain Wilderness Area, Haypress Meadows 1463 Comment
  CAS-BOT-BC254104  Castilleja miniata Wm. Bridge Cooke 1938-7-15 11225 Siskiyou Mt. Shasta; chaparral 1676 Comment
  HSC65009  Castilleja miniata D. L. Goforth 1979-7-19 271 Siskiyou Caribou Lakes Basin, 1 km. S of Upper Lake 2195 Comment
  JEPS77504  Castilleja minor subsp. minor L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-18 4872 Siskiyou 9 air mi e Montague (w of Table Rock); w of Table Rock 853 Comment
  CAS-BOT-BC241051  Castilleja pilosa David D. Keck 1940-6-13 5171 Siskiyou 1 mi. S.W. of Grass Lake 1525 Comment
  CAS-BOT-BC241053  Castilleja pilosa David D. Keck 1940-6-13 5171 Siskiyou 1 mi. S.W. of Grass Lake 1525 Comment
  CAS-BOT-BC26228  Castilleja pratensis A. A. Heller 1905-6-20 8079 Siskiyou Gazelle Comment
  HSC58884  Castilleja pruinosa Marvin Butler 1971-7-13 127 Siskiyou Near Cyclone Gap, close to the town of Cave Junction 1585 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
  SBBG40128  Castilleja pruinosa C. B. Hardham 1961-6-30 7997 Siskiyou White Mtn Comment
  POM42524  Castilleja pruinosa Geo. D. Butler 1910-5-15 1340 Siskiyou Greenhorn Mts. 1220 Comment
  POM42526  Castilleja pruinosa Geo. D. Butler 1910-5-1 1255 Siskiyou Near Yreka. Comment
  RSA293188  Castilleja pruinosa J. P. Smith, Jennifer Whipple 1978-7-2 9986 Siskiyou Trail from Cook and Green Pass to Copper Butte. 1768 Comment
  RSA428398  Castilleja pruinosa M. B. Dunkle 1945-7-19 9226 Siskiyou Sky-High. Klamath Nat'l Forest. Marble Mts. Comment
  HSC24865  Castilleja schizotricha R. W. Spjut Aug 1970 1166 Siskiyou Near Box Camp, 2 mi. N of Marble Valley Guard Station on Black Mt. 2043 Comment
  JEPS84188  Castilleja schizotricha L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6344 Siskiyou ca 0.5 mi se Red Butte (ca 7 mi nne of Seiad Valley, sw of Cook and Green Pass, e of road) 1730 Comment
  UCD123031  Castilleja schizotricha J. M. Tucker; L. K. Mann 1963-8-18 3766 Siskiyou saddle between Marble Mountain and southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wilderness Area. 2103 Comment
  JEPS4340  Castilleja tenuis W. L. Jepson 1940-7-3 20100 Siskiyou 5 mi se Bartle; Big Bear Flat 1219 Comment
  CAS-BOT-BC47941  Ceanothus O. V. Matthews 1939-7-8 26 Siskiyou From along Kangaroo Mtn. (?) Forest Service trail near Seiad Grove of Bakers Cypress 1371 Comment
  UC79966  Ceanothus cordulatus T. S. Brandegee 1889-7-1 Siskiyou Sisson Comment
  UC375370  Ceanothus cuneatus var. cuneatus Geo. D. Butler 1909-5-30 667 Siskiyou near Yreka Comment
  UCD111994  Ceanothus integerrimus Ray Prag 1970-7-2 s.n. Siskiyou Along Highway 89, 0.5 mile east of South Mount Shasta Blvd., south of Mount Shasta. 1066 Comment
  CDA15531  Ceanothus integerrimus var. macrothyrsus G. F. Hrusa 1998-7-5 14699 Siskiyou Siskiyou Mountains; Cedar Camp Rd. +- 5 mi. E of Weitchpec on Hwy 96. N side of Hwy. Mile 8.8. Comment
  CAS-BOT-BC52118  Ceanothus prostratus Wm. F. Herrin 1918-5-15 s.n. Siskiyou Shasta Springs Comment
  JEPS109713  Ceanothus pumilus Dean W. Taylor 2002-7-20 18269 Siskiyou The Eddys, Pacific Crest Trail ca. 0.5 mile North of Forest Road 17 2103 Comment
  CAS-BOT-BC63151  Ceanothus velutinus Alice Eastwood 1912-9-1 2067 Siskiyou Mount Shasta. Comment
  CAS-BOT-BC63152  Ceanothus velutinus Alice Eastwood 1921-7-31 11020 Siskiyou Shasta Springs. Comment
  HSC18354  Ceanothus velutinus R. C. Wunner 1965-6-7 106 Siskiyou Lava Beds National Monument, Mammoth Crater 1616 Comment
  HSC30657  Ceanothus velutinus Frederick W. Oettinger 1968-8-10 469 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area; east side of Hancock Lake 1936 Comment
  JEPS674  Ceanothus velutinus Willis L. Jepson Jul 24 1894-Aug 10 1894 14865 Siskiyou Sisson Upper Sacramento region Comment
  CHSC4114  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
  CAS-BOT-BC276997  Centaurea diffusa T. C. Fuller 1967-8-15 16262 Siskiyou W. side of Hwy 97 to Weed, 3 mi. s. of Macdoel, Butte Valley Comment
  CAS-BOT-BC106030  Centaurea virgata subsp. squarrosa T. C. Fuller 1969-7-1 18618 Siskiyou Farmed areas and waste ground, 200 aggregate acres over 400 gross acres, Hawkinsville, just n. of Yreka Comment
  CAS-BOT-BC288797  Centromadia fitchii Louis C. Wheeler 1934-10-6 3309 Siskiyou Shasta Valley 2 miles SE of Yreka 853 Comment
  UC165423  Centromadia pungens subsp. pungens Geo. D. Butler 1910-8-18 1840 Siskiyou Shasta Valley Comment
  CHSC2343  Cephalanthera austiniae V. Holt 1935-6-29 Siskiyou Mt. Shasta City. 1097 Comment
  UC956839  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-8-26 8291 Siskiyou w Tule Lake; w of Tule Lake Comment
  CAS-BOT-BC400179  Ceratophyllum demersum Edward Lee 1934-8-12 1240 Siskiyou South side of the Klamath River near the mouth of Walker Creek (east end of Seiad Valley) 426 Comment
  CHSC110958  Cercocarpus ledifolius var. intermontanus B. Castro; L. P. Janeway 2007-7-28 1665 Siskiyou Modoc Plateau. Upper part of Callahan Flow, along old RR bed (USFS Road 44N53) 0.4 mi north of Cinder Butte. 1731 Comment
  SEINET10685135  Cercocarpus ledifolius var. intermontanus Karen M. Meyer, Andrew Townesmith 2007-8-2 Meyer 183 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
  UCD112913  Cercocarpus ledifolius var. intermontanus K. M. Meyer; A. Townesmith 2007-8-2 183 Siskiyou Shasta-Trinity National Forest. 0.1 mile on Forest Service Road 43N21, 12.5 miles on Highway 97, E side of road. 1218 Comment
  CAS-BOT-BC276784  Chaenactis douglasii var. douglasii Elmer I. Applegate 1935-6-6 9367 Siskiyou Crater of Caldwell Butte, Lava Beds National Monument Comment
  HSC82203  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-7-5 5968 Siskiyou Fowler's Campground 1006 Comment
  JEPS69747  Chaenactis douglasii var. douglasii W. B. and V. G. Cooke 1972-6-30 45408 Siskiyou above Andesite crossing Military Pass Road; Mt. Shasta 1524 Comment
  UC1282028  Chaenactis douglasii var. douglasii Louise Kellogg Aug 5 1953-Aug 7 1953 128 Siskiyou 1 mi n of Cory Peak (Klamath National Forest (11 mi e of Callahan on road to Gazelle, then s 5.8 mi on logging road), Cabin Meadow); Klamath National Forest, Scott Mountains, Cabin Meadow 1844 Comment
  UCR52248  Chaenactis douglasii var. douglasii E. E. Stanford 1930-6-15 1592 Siskiyou Near Shasta City 1098 Comment
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Oct 11 2010
  CAS-BOT-BC106031  Chaenactis suffrutescens A. A. Heller 1928-6-9 14608 Siskiyou Near Castle Lake a short distance from Castle Crags. Near the source of the Sacramento River Comment
  SBBG30541  Chamaebatiaria millefolium D. Myrick 1968-6-22 1987 Siskiyou Lava Beds Nat Monument 1371 Comment
  HSC101477  Chamaecyparis lawsoniana J. P. Smith, J. O. Sawyer 2011-7-21 13029 Siskiyou Forest Service Road 14N03 to Flint Valley Comment
  CAS-BOT-BC80491  Chamaecyparis nootkatensis Oliver V. Matthews 1939-6-7 12 Siskiyou above Frog Lake, N.W. Siskiyou Co. 152 Comment
  CDA41128  Chamaesaracha nana C. S. Giebner 1961-8-2 s.n. Siskiyou Ralph Leavers prop., Mt. Hebron. 0 Comment
  UC642565  Chamaesyce serpyllifolia L. W. Wheeler 1930-6-30 13578 Siskiyou Howard Mount Shasta Comment
  CAS-BOT-BC160568  Chamerion angustifolium Gilbert Muth 1965-8-12 s.n. Siskiyou 2/3 up meadow on back of Blk. Mt. 2133 Comment
  CAS-BOT-BC166093  Chamerion angustifolium subsp. circumvagum Doris K. Kildale 1929-8-24 9043 Siskiyou Rattlesnake Meadow, Preston Peak 1524 Comment
  CAS-BOT-BC166099  Chamerion angustifolium subsp. circumvagum Gilbert J. Muth 1969-8-7 1269 Siskiyou Boulder Peak Ridge Comment
  UC1037384  Chamerion angustifolium subsp. circumvagum Douglas Barbe 1955-7-5 105 Siskiyou on Greenview Rd 5 mi n Etna (e side of rd); Klamath Mountains 883 Comment
  HSC19022  Cheilanthes gracillima J. O. Sawyer 1969-7-10 1303 Siskiyou SE facing slope above South Sugar Lake 2165 Comment
  HSC69638  Cheilanthes gracillima Maralyn A. Renner 1980-6-26 1272 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  UC1408842  Cheilanthes gracillima Frederick W. Oettinger 1968-8-5 405 Siskiyou Shasta Ridge which runs n-s between Diamond Lake and English Peak; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 2072 Comment
  CAS-BOT-BC68239  Cheilanthes gracillima Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Trinity Mountains - Road to Mumbo Basin 1889 Comment
  JEPS59739  Chenopodium botrys Geo. D. Butler 1908-7-6 82 Siskiyou near Yreka; Butler's Ranch Comment
  CAS-BOT-BC452263  Chimaphila umbellata Wm. Bridge Cooke 1938-8-5 11459 Siskiyou Mount Shasta: Sisson Southern Trail 1981 Comment
  CAS-BOT-BC452269  Chimaphila umbellata Dr. E. B. Copeland 1903-8-15 s.n. (distributed as C.F. Baker's 3828 ) Siskiyou Mt. Shasta 1828 Comment
  HSC92972  Chimaphila umbellata Jennifer Whipple 1977-8-5 2177 Siskiyou Wagon Creek drainage on E face of Mt. Eddy 2317 Comment
  JEPS83826  Chimaphila umbellata Wayne Roderick July 1978 Siskiyou vicinity of Cook & Green Pass; Siskiyou Mts. 1463 Comment
  HSC44588  Chimaphila umbellata Laura Witherspoon 1977-7-17 Siskiyou 1/2 mi. up F.S. Rd. 13N50 1220 Comment
  JEPS58868  Chimaphila umbellata W. L. Jepson 1902-7-22 2088 Siskiyou trail from Salmon Forks (Salmon Summit); Western Siskiyou, Salmon Summit 1371 Comment
  RSA467021  Chimaphila umbellata subsp. occidentalis M. B. Dunkle 1944-7-15 9099 Siskiyou Deer Creek 1768 Comment
  CAS-BOT-BC39667  Chorispora tenella David E. Bayer 1960-5-27 s.n. Siskiyou Ca. 0.25 mile south of road. In (west) ca. 1 mile on road originating at US highway 97. 1280 Comment
  CAS-BOT-BC36234  Chrysolepis sempervirens Alice Eastwood 1922-10-18 11542 Siskiyou Shasta Springs Comment
  CAS-BOT-BC36236  Chrysolepis sempervirens Wm. Bridge Cooke 1938-6-22 11330 Siskiyou Sisson Southern Trail, Mount Shasta 1371 Comment
  CHSC617  Chrysolepis sempervirens V. Holt 1939-7-1 Siskiyou Mt. Shasta City. 1097 Comment
  HSC45892  Chrysolepis sempervirens Laura Witherspoon 1978-8-14 76 Siskiyou Klamath National Forest; 1 mi. NW on 46N92 1646 Comment
  HSC68299  Chrysolepis sempervirens J. P. Smith, J. O. Sawyer 1971-9-16 4765 Siskiyou Ridge S of Bingham Lake. 2134 Comment
  UC1034038  Chrysolepis sempervirens unknown 1941-8-21 16221 Siskiyou n side Diller Canyon (w side of Shastina); Mount Shasta Comment
  UCR143370  Chrysothamnus nauseosus subsp. albicaulis L. C. Wheeler 1934-6-26 2788 Siskiyou Siskiyou Mtns, Camp Lowe, Klamath River, Mt. Diablo Meridian 732 Comment
  POM52331  Chrysothamnus nauseosus subsp. consimilis Geo. D. Butler 1910-8-15 1839 Siskiyou Shasta Valley Comment
  RSA14487  Chrysothamnus nauseosus subsp. consimilis Elmer I. Applegate 1923-8-21 3926 Siskiyou Low alkaline ground along Willow Creek S of lower Klamath marsh Comment
  CDA10789  Chrysothamnus viscidiflorus subsp. viscidiflorus F. D. Horn 1977-10-5 Siskiyou 12 miles northeast of Weed; Shasta Vista Estates. 0 Comment
  CAS-BOT-BC190008  Cinna latifolia J. M. Tucker 1963-8-19 3775 Siskiyou Marble Mountain Wildnerness Area. Headwaters of Canyon Creek. 1950 Comment
  HSC19003  Cinna latifolia J. O. Sawyer 1969-8-4 1806 Siskiyou Above Sugar Lake 2134 Comment
  HSC179  Circaea alpina subsp. pacifica William J. Ferlatte 1967-8-19 1034 Siskiyou S Fork of Salmon River, between campground and Carter's 1524 Comment
  HSC19237  Circaea alpina subsp. pacifica J. O. Sawyer 1969-7-11 858 Siskiyou Ravine above C.C.C. road. 1280 Comment
  CDA1133  Cirsium ciliolatum G. D. Barbe, Don Shaw 1982-7-14 3890 -A Siskiyou Willow Creek; Bryant Rd. at York Rd., 3.5 mi east of Willow Creek School. Comment
  CDA1137  Cirsium ciliolatum T. C. Fuller, Don Shaw 1978-7-5 20246 -B Siskiyou Northwestern; Klamath Ranges region; North side of York Road, 0.3 km east of Bryant-Willow Creek Road, 15 km north of Montague; T46N R5W, sec. 20 0 Comment
  CAS-BOT-BC278037  Cirsium cymosum John Thomas Howell 1952-6-14 28336 Siskiyou Near Yreka Comment
  RSA0070596  Cirsium cymosum S. O. Mattoon 1979-5-26 98 Siskiyou Crawford Creek on Eddy Gulch L. O. Road, 2 road miles north of Cecilville, Salmon Mts. 610 Comment
  CDA1205  Cirsium douglasii var. breweri T. C. Fuller 1959-1 3088 -A Siskiyou 3 mi. N/ Weed; Shasta River, wet meadow just S/ Hwy 99. Comment
  JEPS59121  Cirsium douglasii var. breweri W. L. Jepson 1914-8-13 5798 Siskiyou Sisson 1097 Comment
  SEINET5506296 Image available Cirsium douglasii var. breweri A. A. Heller 1915-8-26 12238 Siskiyou Mt. Eddy 1829 Comment
  CAS-BOT-BC285574  Cirsium occidentale var. candidissimum Alice Eastwood 1912-8-28 1957 Siskiyou Cantara Comment
  UC165435  Cirsium remotifolium var. odontolepis Geo. D. Butler 1910-7-9 1695 Siskiyou Shackleford Creek 1219 Comment
  UC166658  Cirsium scariosum Geo. D. Butler 1910-6-6 1459 Siskiyou Quartz Valley Comment
  CDA1609  Cirsium undulatum J. Massey 1988-7-7 s.n.-(A) Siskiyou East of Dorris, Glenn Butler property. 0 Comment
  CDA7429  Cirsium vulgare T. C. Fuller 1962-8-3 9501 Siskiyou Siskiyou Mountains: 200 yards up Raggedass Gulch, east of Beaver Creek, 5 miles north of the Klamath River. 0 Comment
  CAS-BOT-BC228973  Cistanthe umbellata Geo. B. Grant 1902-9-7 s.n. Siskiyou Mt Shasta Comment
  CAS-BOT-BC228979  Cistanthe umbellata John Thomas Howell 1934-7-4 12392 Siskiyou Unspecified Comment
  CAS-BOT-BC228985  Cistanthe umbellata Alice Eastwood 1912-7-15 1059 Siskiyou Mc Cloud [McCloud] Comment
  UCR93350  Clarkia Kathy Harper, Dane Karr 1994-6-16 s.n. Siskiyou Modoc National Forest, Forest Road 49 (Lava Beds/Medicine Lake Road), c. 1 mi north of southern boundary of Lava Beds National Monument 1402 Comment
  HSC42940  Clarkia rhomboidea J. O. Sawyer, Ken Stillman 1976-7-1 2775 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  UC1408915  Clarkia rhomboidea Frederick W. Oettinger and R. F. Thorne 1969-8-5 1212 Siskiyou above Willow Spring (near English Lake Trail); Salmon Mountains, Marble Mountain Wilderness Area 1676 Comment
  HSC64526  Clarkia rhomboidea J. P. Smith, Steve Selva 1970-6-14 3863 Siskiyou 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
  UCSB385  Clarkia rhomboidea Myrick, Donald 1961-6-20 Siskiyou near Mt.Shasta City 1066 Comment
  CAS-BOT-BC439142  Claytonia exigua subsp. exigua Dorothy Parker 1947-3-30 s.n. Siskiyou Hartstrand Gulch, east side of Scott Valley 822 Comment
  CDA23949  Claytonia exigua subsp. exigua F. D. Horn 1978-3-3 Siskiyou Shasta River Canyon near Yreka. 0 Comment
  RSA601897  Claytonia parviflora L. C. Wheeler 1935-5-5 3466 Siskiyou Greenhorn Creek. Siskiyou Mtns. (Mt Diablo Mer.) 854 Comment
  CAS-BOT-BC443816  Claytonia rubra subsp. rubra Wm. Bridge Cooke 1938-7-1 11122 Siskiyou Mount Shasta. Bear Spring. Comment
  CAS-BOT-BC443832  Claytonia rubra subsp. rubra L. B. Kildale 1930-6-1 9848 Siskiyou Mill Creek near Etna Mills Comment
  CAS-BOT-BC443826  Claytonia rubra subsp. rubra Geo. D. Butler 1909-3-24 676 Siskiyou Old Mining Dump, Oro Fino Comment
  HSC22230  Claytonia rubra subsp. rubra J. O. Sawyer 1969-7-1 958 Siskiyou Ridge above Paynes Lake Creek 1433 Comment
  CLARK-A1528-7828  Claytonia sibirica John C. Roos 1948-9-1 3982 Siskiyou Etna Comment
  JEPS43311  Claytonia sibirica Willis L. Jepson Jul 1894 14872 Siskiyou Sisson; Mt. Shasta Region Comment
  RSA332446  Clematis ligusticifolia J. P. Smith, Steve Selva 1970-7-16 4412 Siskiyou Beaver Creek Campground 823 Comment
  CDA25287  Cleome platycarpa J. R. Grisham 1961-7-14 Siskiyou Elsea property, Montague. 0 Comment
  CAS-BOT-BC500961  Clintonia uniflora Lester Rowntree 1934-5-11 s.n. Siskiyou Happy Camp near Oregon-California Line Comment
  CAS-BOT-BC500963  Clintonia uniflora I. J. Condit 1911-7-1 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC500969  Clintonia uniflora Geo. D. Butler 1908-8-4 98 Siskiyou Near Cold Spring Wooley Creek Comment
  CAS-BOT-BC94402  Collinsia linearis R. C. Wenk 2005-7-15 199 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail 1645 Comment
  SBBG106808  Collinsia linearis R. Olmstead 1983-7-11 468 Siskiyou Etna summit, ca. 20 mi W of Etna; T41N, R10W, S15 1792 Comment
  HSC33976  Collinsia parviflora J. P. Smith 1974-5-25 7468 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  HSC44972  Collinsia parviflora J. O. Sawyer 1978-6-20 3267 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  JEPS5111  Collinsia parviflora unknown Apr 1903 Siskiyou Mt. Mooney , Mt. Mooney (Yreka) Comment
  HSC29394  Collinsia rattanii Frederick W. Oettinger 1968-8-16 544 Siskiyou Red Hill near outlet of Hancock Lake 1997 Comment
  SJSU6065  Collinsia rattanii R. W. Trivelpiece 1971-7-8 23 Siskiyou c. 2.5 mi S of Cecilville near Cecil Point Lookout, Salmon R Mts 822 Comment
  JEPS3846  Collinsia torreyi var. latifolia Duncan Dunning 1921-7-16 Siskiyou nw Hambone (se Siskiyou Co.); Toad Mtn. Comment
  CHSC1227  Collomia grandiflora W. Gorsuch 1935-7-2 Siskiyou Spring Hill near Mt. Shasta City. 1158 Comment
  HSC44931  Collomia grandiflora J. O. Sawyer 1978-6-19 3252 Siskiyou Marble Mtn. Wilderness Area, trail between Timothy Gulch and Harry Hall Gulch 1433 Comment
  HSC67834  Collomia grandiflora J. O. Sawyer, J. Cole 1980-7-22 3922 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  HSC76757  Collomia grandiflora K. T. Stillman 1976-7-21 270 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  RSA68906  Collomia grandiflora A. E. Culbertson 1943-7-17 52 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000' backwall, 14 miles s.w. of Mt Shasta on n. side of a 6600' eastern spur of Trinity Mts.; 2000' above Sacramento R. within 10 air miles of its headwaters to the west. 1657 Comment
  UC637122  Collomia grandiflora Edward Lee 1934-8-14 1110 Siskiyou w-facing rocky slope below summit (Siskiyou-Del Norte County line); Little Grayback 1767 Comment
  CHSC1229  Collomia tinctoria A. Anderson 1962-9-15 Siskiyou Salmon summit. 2164 Comment
  POM21381  Convolvulus arvensis George B. Grant 1902-9-13 s.n. Siskiyou Sisson. Comment
  CAS-BOT-BC286041  Conyza canadensis L. E. Smith 1913-8-12 519 Siskiyou McCloud Comment
  CAS-BOT-BC286040  Conyza canadensis L. E. Smith 1915-8-1 s.n. Siskiyou Sisson Comment
  JEPS64338  Corallorhiza maculata W. L. Jepson July, 1894 21269 Siskiyou Sisson Comment
  UCD77567  Corallorhiza maculata Robert E. Preston 2001-6-23 1549 Siskiyou Klamath National Forest, n slope of Rainbow Mtn. 1828 Comment
  HSC494  Corallorhiza mertensiana William J. Ferlatte 1966-6-22 84 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  UC1409486  Corallorhiza mertensiana Frederick W. Oettinger 1968-8-7 431 Siskiyou Hancock Lake Salmon Mountains, Marble Mountain Wilderness Area (woods across meadow from base camp, high lake basins in vicinity of English Peak, w Siskiyou Co.) 1950 Comment
  UCSB61656  Cordylanthus tenuis Bacigalupi, Rimo 1954-8-13 Siskiyou Lower part of grade over Scott Mountain, on road from Callahan to Carrville, 1.2 mi. above (& So. of) junction with Gazell road 1097 Comment
  CHSC70054  Cordylanthus tenuis subsp. pallescens T. I. Chuang; L. R. Heckard 1969-8-21 6741 Siskiyou Southwest of Black Butte, northwest of Mt. Shasta city. 1066 Comment
  HSC72362  Cordylanthus tenuis subsp. viscidus J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8981 Siskiyou 1/5 mi. W of Hwy. 3 on Road 8 671 Comment
  JEPS7046  Cordylanthus tenuis subsp. viscidus Rimo Bacigalupi with G. T. Robbins and C. L. Custer 1954-8-12 4792 Siskiyou 1/2 mi w Hamburg (along hwy following Klamath River) 457 Comment
  UC165401  Cornus glabrata Geo. D. Butler 1910-5-22 1385 Siskiyou Yreka Creek Comment
  CAS-BOT-BC212073  Cornus nuttallii John Thomas Howell 1937-7-26 13547 Siskiyou Caribou Gulch Comment
  UCD37091  Cornus nuttallii Beecher Crampton 1956-8-21 3849 Siskiyou Siskiyou County, canyon of Sacramento River, just above junction of river's north fork with middle and south forks. 1066 Comment
  CAS-BOT-BC210413  Cornus sericea John Thomas Howell 1937-7-22 13289 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC210419  Cornus sericea A. A. Heller 1905-6-15 8043 Siskiyou On the banks of the Sacramento west of and near Sisson Comment
  CAS-BOT-BC210423  Cornus sericea Gilbert Muth 1966-7-24 444 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  UC165402  Cornus sericea subsp. sericea Geo. D. Butler 1910-6-4 1490 Siskiyou Shackleford Creek Comment
  RSA238546  Corylus cornuta var. californica Frederick W. Oettinger 1968-8-23 615 Siskiyou Salmon Mountains, in the vicinity of English Peak, Marble Mountain Wilderness Area. Amid large granite scree of Diamond Lake outlet spillway. 1951 Comment
  SBBG30619  Crepis acuminata D. Myrick 1968-6-22 1989 Siskiyou Lava Beds Nat Monument 1371 Comment
  UCD130929  Crepis capillaris Robert E. Preston 1995-6-18 880 Siskiyou ca. 3 miles east-southeast of Hornbrook, adjacent to Ager Road. 701 Comment
  HSC78312  Crepis occidentalis subsp. conjuncta L. P. Janeway 1983-8-6 494 Siskiyou Poker Flat. W part of lower portion of meadow. 1529 Comment
  CAS-BOT-BC290759  Crepis occidentalis subsp. occidentalis L. E. Smith 1914-5-14 696 Siskiyou Montague Comment
  HSC77287  Crepis pleurocarpa L. P. Janeway 1983-8-7 520 Siskiyou Peak 5148 near end of USFS Rd. 17N32 19 mi. from Indian Creek Rd. 1555 Comment
  POM230911  Crepis pleurocarpa G. Ledyard Stebbins, J. A. Jenkins 1937-7-19 2445 Siskiyou Ridge between Big Mill and Mule Creek, near road from Callahan to Carrville 1220 Comment
  CAS-BOT-BC299728  Crocidium L. E. Smith 1913-3-26 23 Siskiyou Yreka, back of Caholic cemetery Comment
  CHSC310  Crocidium multicaule A. Anderson 1962-3-14 Siskiyou Scott Valley. 914 Comment
  HSC19014  Cryptantha affinis J. O. Sawyer 1969-8-1 1673 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  JEPS84098  Cryptantha affinis L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6313 Siskiyou from Takilma to Happy Camp (Indian Creek Road, just s of state line) Comment
  CAS-BOT-BC33114  Cryptantha hendersonii Copeland 1903-7-5 s.n. (= no. 3550 of C.F. Baker's distribution) Siskiyou Klamathon Comment
  RSA0070857  Cryptantha hendersonii E. B. Copeland 1903-7-5 3550 Siskiyou Klamathon. Comment
  SDSU20238  Cryptantha subretusa Ronald B. Kelley 2005-9-5 962 Siskiyou On south-southwest facing slope of Mt. Eddy on unofficial peak trail, on upslope side of trail. 2560 Comment
  HSC63984  Cryptantha torreyana J. P. Smith 1976-5-22 8783 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  POM228969  Cryptantha torreyana L. C. Wheeler 1935-5-26 3531 Siskiyou Yreka Creek, Siskiyou Mts. 915 Comment
  HSC19248  Cryptogramma acrostichoides J. O. Sawyer 1969-8-1 1671 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  RSA22774  Cupressus bakeri O. V. Matthews 1939-7-3 19 Siskiyou Southwest of Sullivan Mine. Cook-Green Region, 3 miles south of Blue Ledge Mine 1220 Comment
  UC650676  Cupressus bakeri Oliver V. Matthews 1939-7-14 34 Siskiyou North-westerly Grove , North-westerly Grove (Goose Nest Region) 1524 Comment
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Oct 13 2013
  UC1540019  Cycladenia humilis var. humilis M. Mitchell 1936-5-9 10 Siskiyou s.e. slope of Schonchin Butte; Lava Beds Nat'l Monument, Schonchin Butte Comment
  CDA38229  Cymopterus terebinthinus var. californicus William J. Ferlatte 1988-6-1 s.n. Siskiyou Near Weed; Highway 97 at Big Springs Rd. Comment
  HSC19016  Cynoglossum occidentale J. O. Sawyer 1969-7-26 1583 Siskiyou SE facing slope near Sugar Creek 1700 Comment
  CDA5638  Cynoglossum officinale T. C. Fuller 1967-8-14 16259 Siskiyou Road to McCloud Reservoir, 3 miles south of McCloud. 0 Comment
  CHSC2336  Cypripedium californicum V. Holt 1932-6-20 Siskiyou Mt. Eddy. ... Field redacted by CHSC, contact the data manager for more information 2133 Comment
  UC727006  Cypripedium californicum A. A. Heller 1919-6-29 13282 Siskiyou near Wagon Creek Falls Comment
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Jun 24 2013
  CAS-BOT-BC136503  Cypripedium fasciculatum Lester Rowntree 1937-7-31 s.n. Siskiyou Field redacted by CAS, contact the data manager for more information Comment
  RSA47815  Cystopteris fragilis Roxana S. Ferris, Laura Lorraine 1948-6-12 11765 Siskiyou About 6 miles from Etna on forks of Salmon Road. 1707 Comment
  CAS-BOT-BC192255  Danthonia californica A. A. Heller 1915-7-18 12113 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1249 Comment
  HSC103042  Danthonia californica J. P. Smith 2014-6-7 13900 Siskiyou Along Forest Service Road 40N08, just north of Big Carmen Lake 1699 Comment
  UC816903  Danthonia californica var. americana John Thomas Howell 1939-8-5 15076 Siskiyou Spirit Lake Marble Mts. 1828 Comment
  HSC75125  Danthonia unispicata J. P. Smith, Thomas W. Nelson 1970-6-16 10146 Siskiyou Klamath National Forest: along Forest Rd. 40N03, 0.3 mi. from junction with Hwy. 3. 1463 Comment
  JEPS83990  Danthonia unispicata L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6391 Siskiyou ca 1.5 mi e Red Butte summit (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1900 Comment
  UCD61357  Danthonia unispicata L. Whitney 1935-7-15 3482 Siskiyou Bullseye Lake, 2 miles southeast of Medicine Lake. Comment
  CAS-BOT-BC76237  Darlingtonia californica A. A. Heller 1915-7-15 12090 Siskiyou Mount Eddy. 1828 Comment
  CHSC30186  Darlingtonia californica M. S. Taylor 1980-7-22 3171 Siskiyou Along creek and meadow, ca. 0.1 mi sw of Big Carme ... Field redacted by CHSC, contact the data manager for more information 1737 Comment
  HSC82222  Darlingtonia californica Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-24 4542 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  UCD168832  Darlingtonia californica Barry Rice 2015-8-15 BR 150803 Siskiyou Small site on the side of Hwy 26. 1786 Comment
  RSA15800  Datura stramonium Carl B. Wolf 1927-8-26 1051 Siskiyou Klamath River. 3 miles below Gottenville P.O. Comment
  RSA184772  Delphinium decorum subsp. tracyi Gilbert Muth 1966-7-17 407 Siskiyou Trail to Lookout, Marble Mtns. 1860 Comment
  HSC98361  Delphinium depauperatum G. L. Clifton 1979-7-1 6170 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  JEPS62359  Delphinium glaucum W. L. Jepson 1937-7-30 18558 Siskiyou headwaters Indian Creek; Siskiyou Mts., Poker Flat 1584 Comment
  UC375268  Delphinium glaucum Geo. D. Butler 1908-8-6 353 Siskiyou Whiskey Camp Independence Creek Comment
  UC922379  Delphinium glaucum Annie M. Alexander and Louise Kellogg 1949-7-23 5851 Siskiyou edge of creeks Marble Mountains, Paradise Lake 1920 Comment
  SEINET3159328  Delphinium nudicaule G. D. Butler 1910-5-7 1299 Siskiyou near Yreka Comment
  HSC41683  Delphinium nuttallianum Jennifer Whipple 1977-7-22 2052 Siskiyou Dale Creek drainage on the N face of Mount Eddy 2195 Comment
  HSC77045  Delphinium nuttallianum K. T. Stillman 1976-6-25 28 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  JEPS81630  Delphinium nuttallianum Roger Raiche 1982-7-3 20527 Siskiyou Deadfall Meadows Mt. Eddy 1950 Comment
  HSC36879  Delphinium nuttallianum J. P. Smith 1974-5-26 7545 Siskiyou Along FS Rd. 47N03 1524 Comment
  CAS-BOT-BC192462  Deschampsia cespitosa subsp. cespitosa Thomas W. Nelson; Jane P. Nelson 1980-7-20 6171 Siskiyou On hillside above and to southeast of Big Carmen Lake 1737 Comment
  UC535951  Deschampsia cespitosa subsp. cespitosa Elmer I. Applegate 1923-8-19 3895 Siskiyou Medicine Lake 1981 Comment
  UCD62957  Deschampsia danthonioides Robert E. Preston 2002-6-20 1852 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge. 1968 Comment
  CAS-BOT-BC201938  Deschampsia elongata H. A. Thomas; J. H. Thomas 1954-7-24 4513 A Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  HSC19144  Deschampsia elongata J. O. Sawyer 1969-7-23 1450 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  RSA238402  Deschampsia elongata Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1190 Siskiyou Northwest of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  CAS-BOT-BC201932  Deschampsia elongata L. P. Janeway 1983-8-28 627 Siskiyou Siskiyou Mountains; at Poker Flat 1524 Comment
  CAS-BOT-BC43520  Descurainia sophia A. A. Heller 1916-7-20 12463 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy. 1188 Comment
  CAS-BOT-BC402474  Dicentra formosa subsp. formosa Jas. McMurphy 1914-4-1 s.n. Siskiyou Pitt Comment
  CHSC89530  Dicentra formosa subsp. oregana G. F. Hrusa 2001-6-6 15854 Siskiyou Siskiyou Mountains. Nr. summit of pass betw. Happy Camp and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. Roadside. UTM: 10S, 4649821 N, 0456023 E. 1424 Comment
  HSC59009  Dicentra pauciflora Marvin Butler 1971-7-16 141 Siskiyou Near El Capitan Lake, close to the town of Cave Junction Comment
  JEPS86114  Dicentra pauciflora Wayne Roderick 1966-7-23 Siskiyou Castle Lake; and higher up trail to Little Castle Lake 1676 Comment
  JEPS9733  Dicentra uniflora W. L. Jepson 1940-6-27 20044 Siskiyou e slope Mt. Shasta 2133 Comment
  HSC2243  Dichelostemma capitatum subsp. capitatum Geo. D. Butler 1910-4-17 1192 Siskiyou Near Yreka Comment
  CAS-BOT-BC291001  Dieteria canescens var. shastensis Alice Eastwood 1921-7-28 10911 Siskiyou Medicine Lake Comment
  CHSC69072  Dieteria canescens var. shastensis Vernon Oswald; Lowell Ahart 1997-7-28 8778 Siskiyou Forest Route 56 (42N56) 3.7 mi east of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave. 1755 Comment
  CHSC69473  Dieteria canescens var. shastensis James D. Jokerst 1992-7-30 3421 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. Comment
  CAS-BOT-BC290995  Dieteria canescens var. shastensis J. W. Congdon 1900-8-12 s.n. Siskiyou Foot Mt. Shasta Comment
  CAS-BOT-BC291000  Dieteria canescens var. shastensis Alice Eastwood 1921-7-25 10856 Siskiyou Bigelows, on the McCloud Comment
  HSC92724  Dieteria canescens var. shastensis Jennifer Whipple 1976-7-24 1548 Siskiyou Dobkins Lake Drainage on East-facing slopes above Dobkins Lake 2256 Comment
  UC1576753  Dimeresia howellii Dean Wm. Taylor, Glenn L. Clifton, and R. Doug Stone 1987-8-7 9250 Siskiyou on crater floor at n interior Caldwell Butte; Lava Beds National Monument, Caldwell Butte 1499 Comment
  CAS-BOT-BC153455  Diplacus layneae Copeland 1903-9-5 3851 Siskiyou Igerna Comment
  CHSC66545  Diplacus nanus Vernon H. Oswald 1996-7-12 8005 Siskiyou Sand Flat on Mt. Shasta 1.5 mi N of Everitt Memorial Hwy. (A10). 2164 Comment
  CAS-BOT-BC94401  Diplacus nanus R. C. Wenk 2005-7-15 197 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail 1645 Comment
  SD60415  Diplacus nanus Peter H. Raven 1962-5-30 17902 Siskiyou flats on pumice, US Hwy 97, 8.3 miles north of Weed Comment
  CAS-BOT-BC208638  Distichlis spicata David D. Keck 1949-7-19 6347 Siskiyou 2 mi. S of Grenada, along RR right-of-way. 777 Comment
  CDA31685  Distichlis spicata J. R. Grisham 1963-6-23 Siskiyou Tulelake Wildlife Refuge, Tulelake. 0 Comment
  HSC9646  Distichlis spicata R. C. Wunner 1965-7-4 339 Siskiyou Lava Beds National Monument: E side of Petroglyphs, near old shoreline of Tule Lake. 1220 Comment
  CAS-BOT-BC136093  Dodecatheon alpinum Wm. Bridge Cooke 1940-6-6 15069 Siskiyou Little meadow at the outlet of Castle Lake. 1676 Comment
  RSA105369  Dodecatheon alpinum G. D. Barbe 1955-7-6 126 Siskiyou Dry areas above NE shore of Taylor lake, Salmon Mtns. 1951 Comment
  RSA238726  Dodecatheon alpinum subsp. majus Frederick W. Oettinger 1966-8-7 45 Siskiyou Below Tom Taylor Cabin Springs. The Salmon Mountains. The High Lake Basins in the vicinity of English peak. Marble Mountain Wilderness Area. 2043 Comment
  CHSC96706  Dodecatheon jeffreyi Gordon Leppig; Jennifer Kalt 1996-7-9 353 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen. Subalpine fen in cirque west of Little Duck Lake. NAD 27 UTM Zone 10, 503813E, 4572466N. 2200 Comment
  JEPS84211  Dodecatheon jeffreyi L. R. Heckard with J. Hickman et al. 1986-7-17 6464 Siskiyou ca 5 mi n of the town Seiad Valley (s of Lily Pad Lake, trail up Kangaroo Peak); s of Lily Pad Lake, n of Seiad Valley 2011 Comment
  HSC77080  Dodecatheon jeffreyi K. T. Stillman 1976-6-16 5 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  UC562746  Dodecatheon jeffreyi Joseph P. Tracy 1935-8-1 14400 Siskiyou on ridge between Salmon River and New River (at extreme head of West Fork of Knownothing Creek, Rock Lake); btw Salmon and New Rivers, Rock Lake, West Fork Knownothing 1889 Comment
  CDA42337  Downingia bacigalupii Ed Hale 1986-7-15 s.n. Siskiyou Intersection of 97 and road to Tenant. 0 Comment
  SD241789  Downingia elegans var. elegans Dean Wm. Taylor 1999-6-9 17240 Siskiyou Cascade Range: Agate Flat, 0.3 miles S of Oregon State Line. 1006 Comment
  UC1094395  Downingia pulcherrima Rimo C. Bacigalupi with Galen Smith 1957-6-26 5937 Siskiyou ca 2 mi n Weed (along Highway 99) 1036 Comment
  HSC90896  Draba carnosula Jennifer Whipple 1976-6-17 1032 Siskiyou W facing slope of ridge between Durney Lake and Little Crater Lake 2409 Comment
  RSA211442  Draba carnosula William J. Ferlatte 1967-8-20 1055 Siskiyou Caribou Basin, Sawtooth Ridge. 2043 Comment
  CAS-BOT-BC540707  Draba howellii Dana York 2012-7-21 3139 Siskiyou Siskiyou Mountains: Rogue River-Siskiyou National Forests, Red Butte Wilderness, NE Slope of Red Butte 1925 Comment
  JEPS20039  Draba nemorosa George D. Butler 1909-4-4 575 Siskiyou Butcher Hill near Yreka; Butcher Hill near Yreka Comment
  HSC18924  Drymocallis hansenii J. O. Sawyer 1969-8-3 1779 Siskiyou Near Little Duck Lake 2073 Comment
  UC1409376  Drymocallis lactea var. austiniae Frederick W. Oettinger 1969-7-13 1002 Siskiyou moist meadow n Upper English Lake (High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1950 Comment
  CAS-BOT-BC159293  Drymocallis lactea var. lactea John Thomas Howell 1939-8-2 14940 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  UC859900  Drymocallis pseudorupestris A. A. Heller 1915-8-26 12217 Siskiyou near the source Wagon Creek (Mt. Eddy); , near source of Wagon Creek 2621 Comment
  CAS-BOT-BC158413  Drymocallis pseudorupestris var. saxicola Wm. Bridge Cooke 1938-8-23 11570 Siskiyou Shastina, Mt. Shasta 2743 Comment
  CAS-BOT-BC158419  Drymocallis rhomboidea Edward Lee 1934-8-14 1114 Siskiyou Little Grayback Peak, Siskiyou Mountains, Siskiyou-Del Norte County 1798 Comment
  CAS-BOT-BC158420  Drymocallis rhomboidea Doris K. Kildale 1928-7-4 5487 Siskiyou Summit of divide between Salmon River & Scott Valley Comment
  CAS-BOT-BC158423  Drymocallis rhomboidea Doris K. Kildale 1929-7-20 8716 Siskiyou Raspberry Lake, South Fork of Indian Creek 1828 Comment
  HSC25458  Drymocallis rhomboidea J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5653 Siskiyou Ridge E of Cook and Green Pass. 1524 Comment
  UC1187074  Drymocallis rhomboidea David D. Keck 1940-6-13 5178 Siskiyou 9 mi s Macdoel (on U.S. 97 between Dorris and Weed); s of Macdoel, btw Dorris and Weed 1463 Comment
  UC154519  Drymocallis rhomboidea Harley P. Chandler June, 1901 1680 Siskiyou Marble Mountain North Coast Ranges, Marble Mountain 2438 Comment
  CAS-BOT-BC158429  Drymocallis rhomboidea David D. Keck 1940-6-13 5178 Siskiyou 9 mi. S. of Macdoel, on U.S. 97 between Dorris and Weed 1465 Comment
  SEINET10501599  Egeria densa Katherine L. Morris 1973-6-2 Morris 344 Siskiyou Found at the junction of Shasta and Klamath Rivers on Hwy 263. Comment
  JEPS19813  Elatine triandra Rimo Bacigalupi with S. Galen Smith 1957-6-26 5970 Siskiyou ca 2.5 mi nw Weed (close to US Hwy 99) 1005 Comment
  HSC30717  Eleocharis bella Frederick W. Oettinger 1968-9-3 673 Siskiyou Marble Mtn. Wilderness Area, N side of Horse Range Lake 1822 Comment
  CHSC88373  Eleocharis coloradoensis Jenny Marr 1993-7-1 179 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC1265385  Eleocharis decumbens Frederick W. Oettinger and R. F. Thorne 1969-8-4 1181 Siskiyou just N of Tobacco Lake (High Lake Basins in vicinity of English Peak); Salmon Mountains, Western Siskiyou Mountains, Marble Mountai 1889 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
  RSA577566  Eleocharis obtusa L. C. Wheeler 1935-7-20 3671 Siskiyou Scott Valley: Scott river 1.5 miles west of Fort Jones. 822 Comment
  UC1100727  Eleocharis palustris Calvin McMillan, Malcolm A. Nobs 1949-6-17 803 Siskiyou Grass Lake, Highway 97 Comment
  CAS-BOT-BC112694  Eleocharis parishii Louis C. Wheeler 1934-7-17 2913 Siskiyou Cottonwood Creek. 1036 Comment
  SBBG27205  Eleocharis parishii L. C. Wheeler 1934-8-31 3230 Siskiyou Lund Ranch, W Fork Beaver Crk; Siskiyou Mtns 1066 Comment
  CAS-BOT-BC112013  Eleocharis suksdorfiana William Bridge Cooke 1940-7-5 15270 Siskiyou Common in the sedge swamp at Wagon Camp, Mount Shasta Comment
  POM205576  Elyhordeum macounii E. B. Copeland 1903-7-4 3540 Siskiyou Klamathon Comment
  RSA119382  Elymus elymoides S. S. Tillett 1956-7-11 699 Siskiyou just north of campground, Scott Mtn., divide; Siskiyou-Trinity co. line, ca. 8 mi. se. of Callahan 1631 Comment
  UCD61575  Elymus elymoides R. Tofsrud 1948-8-1 Siskiyou Few mi. N. of Happy Camp. Comment
  JEPS70698  Elymus elymoides subsp. elymoides Geo. D. Butler 1909-6-4 812 Siskiyou near Yreka Comment
  HSC22419  Elymus elymoides var. elymoides J. O. Sawyer 1969-6-12 903 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  HSC30695  Elymus elymoides var. elymoides Frederick W. Oettinger 1967-8-18 283 Siskiyou The High Lake Basins, at junction of trials to English Peak and Uncle's Lake, Marble Mtn. wilderness area. 2165 Comment
  CAS-BOT-BC206595  Elymus glaucus subsp. glaucus L. P. Janeway 1983-9-11 682 Siskiyou Poker Falt, Siskiyou Mountains 1524 Comment
  HSC58856  Elymus lanceolatus subsp. lanceolatus Marvin Butler 1971-1 265 Siskiyou Near Youngs Valley, close to the town of Cave Junction. 1403 Comment
  HSC101713  Elymus repens J. P. Smith, J. O. Sawyer 2011-6-25 13262 Siskiyou At the junction of Hwy. 3 and Callahan - Gazelle Road. 834 Comment
  HSC91443  Elymus spicatus Jennifer Whipple 1977-8-6 2220 Siskiyou Dobkins Lake drainage on E facing slope above Dobkins Lake 2256 Comment
  HSC102715  Elymus stebbinsii J. P. Smith 2013-6-18 13748 Siskiyou Along Copco Road west of its junction with Age Road. 650 Comment
  CHSC105874  Elymus trachycaulus subsp. subsecundus Julie Kierstead Nelson 2008-7-12 2008 -002 Siskiyou South slope of Mt. Shasta in mixed conifer-black oak forest. 1325 Comment
  CHSC61572  Elymus trachycaulus subsp. trachycaulus L. P. Janeway 1983-8-26 593 Siskiyou Siskiyou Mountains; at Poker Flat, meadow. 1524 Comment
  SDSU8793  Epilobium brachycarpum D. F. Howe 1964-8-5 3940 Siskiyou Klamouth National Forest 3.7 miles from north entrance on #97. 1585 Comment
  HSC99267  Epilobium ciliatum subsp. ciliatum J. O. Sawyer 1969-6-12 915 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  UC478987  Epilobium ciliatum subsp. ciliatum Marcus E. Jones, A. M. 1931-7-17 29035 Siskiyou Shasta City (Session's) Comment
  RSA142743  Epilobium ciliatum subsp. ciliatum P. A. Munz 1960-8-21 24206 Siskiyou 10 miles north of Weed. Comment
  RSA211361  Epilobium ciliatum subsp. ciliatum William J. Ferlatte 1966-8-2 226 Siskiyou Big Flat. Hillside seep forming boggy meadow. Between campground and S. Fork of the Salmon R. 1524 Comment
  SDSU8813  Epilobium ciliatum subsp. ciliatum D. F. Howe 1972-7-5 4873 Siskiyou 0.6 mile south of Oregon state line on road to Happy Camp. 1707 Comment
  HSC92082  Epilobium glaberrimum subsp. fastigiatum Jennifer Whipple 1976-7-4 1467 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  RSA258625  Epilobium glaberrimum subsp. glaberrimum W. Bridge Cooke 1940-7-5 15285 Siskiyou Mt. Shasta: in the meadow at Wagon Camp 1738 Comment
  JEPS75884  Epilobium hallianum W. J. Ferlatte 1966-6-22 95 Siskiyou between campground and Carter's; Trinity Alps, South Fork of Salmon River 1524 Comment
  RSA211359  Epilobium hallianum William J. Ferlatte 1966-6-22 95 Siskiyou Along the South Fork of the Salmon River between the campgrond and Carter s; Trinity Alps. 1524 Comment
  UC42526  Equisetum arvense Marshall A. Howe 1894-8-8 Siskiyou Shasta Springs Comment
  UC399181  Equisetum hyemale subsp. affine Geo. D. Butler 1908-8-2 251 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC57203  Equisetum hyemale subsp. affine Louis C. Wheeler 1934-7-12 2902 Siskiyou Klamath National Forest, Cottonwood Creek Comment
  CAS-BOT-BC57807  Equisetum laevigatum J. H. Thomas 1949-6-16 941 Siskiyou 10 mi. n. of Gazelle. Comment
  CAS-BOT-BC94419  Eremogone congesta R. C. Wenk 2005-7-15 237 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail 2042 Comment
  HSC77115  Eremogone congesta K. T. Stillman 1976-6-25 94 Siskiyou Marble Mtn. Wilderness Area, between Marble Gap and Elk Valley Trail Comment
  HSC91434  Eremogone congesta Jennifer Whipple 1976-7-9 1397 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  HSC29469  Eremogone congesta var. congesta Frederick W. Oettinger 1969-9-3 1621 Siskiyou Marble Mtn. Wilderness Area, N side of Crapo ridge by trail crossing 2134 Comment
  HSC2325  Ericameria bloomeri Geo. D. Butler 1910-8-7 1823 Siskiyou Humbug Mtns. 1220 Comment
  JEPS81785  Ericameria bloomeri Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6779 Siskiyou near beginning of road to Wagon Camp (just off Everitt Memorial Highway, lower slopes of Mt. Shasta); Mt. Shasta 1737 Comment
  HSC75372  Ericameria greenei J. O. Sawyer, M. Mesler 1980-8-10 4028 Siskiyou S of Carmen Lake, ultramafics of Scott Mtn. 1829 Comment
  UC87229  Ericameria nauseosa var. oreophila K. Brandegee 1887-7-1 Siskiyou Gazelle Comment
  CAS-BOT-BC299467  Ericameria nauseosa var. speciosa Louis C. Wheeler 1934-8-26 3223 Siskiyou Trapper Cr., Siskiyou Mts. 1859 Comment
  CAS-BOT-BC482440  Ericameria nauseosa var. speciosa Dana York 2010-9-11 3016 Siskiyou Six Rivers Naitonal Forest, boundary of Siskiyou Wilderness, NW slope of Broken Rib Mountain 1435 Comment
  SD73171  Ericameria nauseosa var. speciosa Darley F. Howe 1969-8-31 Siskiyou 4.5 miles north of Weed on HGighway 907. 1035 Comment
  CAS-BOT-BC294305  Ericameria nauseosa var. speciosa Ella Dales Cantelow 1936-10-23 s.n. Siskiyou 16 mi. n.w. of Yreka, Klamath River, Hy #96 Comment
  UCD70112  Ericameria pinifolia D. Sanchez-Mata 1997-9-18 s.n. Siskiyou Mount Shasta-McCloud close to Snowmans Hill. Mount Shasta basis. Knobcone pine forests (Pinus attenuata). 1650 Comment
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Jul 18 2018
  JEPS24030  Erigeron aliceae Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6894 Siskiyou Poker Flat Siskiyou Mountains 1536 Comment
  JEPS84324  Erigeron aliceae L. R. Heckard with J. Hickman et al. 1986-7-17 6500 Siskiyou ca 15 mi from Hwy 96 (Walker) (Oak Knoll Ranger Station road to Condrey Mt.) 2000 Comment
  UC163908  Erigeron aliceae Geo. D. Butler 1910-7-8 1653 Siskiyou Shackleford Creek 1371 Comment
  RSA238733  Erigeron aliceae Frederick W. Oettinger 1967-8-12 247 Siskiyou Below Crapo Peak Ridge. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  UC922286  Erigeron aliceae Annie M. Alexander and Louise Kellogg 1949-7-19 5807 Siskiyou in meadows on trail up Kelsey Cr. (Paradise Lake); Marble Mountains, , Kelsey Cr. 2072 Comment
  CAS-BOT-BC294502  Erigeron bloomeri var. bloomeri Elmer I. Applegate 1935-6-11 9494 Siskiyou Upper Ice Cave, south end of big lava flow, Lava Beds National Monument Comment
  HSC92416  Erigeron bloomeri var. bloomeri Jennifer Whipple 1976-7-9 1399 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  HSC33321  Erigeron cervinus William J. Ferlatte 1974-7-13 1514 Siskiyou South fork of Salmon River west of Big Flat. In cracks 400yd upstream from falls 1433 Comment
  CAS-BOT-BC297105  Erigeron compositus Wm. Bridge Cooke; V. G. Cooke 1960-8-8 s.n. Siskiyou West side of Mud Creek Canyon, Mount Shasta 3048 Comment
  HSC5560  Erigeron elegantulus R. C. Wunner 1965-7-9 375 Siskiyou Lava Beds National Monument Upper Ice Cave 1555 Comment
  UC585086  Erigeron filifolius E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1955 Siskiyou about 2 mi s Sheep Rock (n slope of Mt. Shasta on highway from Bray to Weed); Mt. Shasta 1249 Comment
  UC895812  Erigeron filifolius Alice Eastwood 1912-7-19 1223 Siskiyou Mount Shasta Comment
  CAS-BOT-BC296125  Erigeron foliosus var. confinis Louis C. Wheeler 1934-8-6 3055 Siskiyou Rock Gulch, Klamath Forest 1828 Comment
  CAS-BOT-BC295427  Erigeron inornatus var. calidipetris W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox Comment
  JEPS94098  Erigeron inornatus var. inornatus Vernon H. Oswald and Lowell Ahart 1998-9-8 9609 Siskiyou ca. 2 air mi. n.w. Indian Spring Mt. (USFS 3 ca. 0.8 mi. w. of Julia Glover Flat, ca. 6 air mi. w. of Mosquito Lake & Whitehorse Flat Reservoir) 1127 Comment
  SEINET11859479  Erigeron inornatus var. inornatus Unknown 1953-1 123 Siskiyou Blue Point, Scott Mountain Public Campground, Klamath National Forest, Scott Mountains 1631 Comment
  JEPS104787  Erigeron klamathensis Dean W. Taylor 1996-7-7 15809 Siskiyou Salmon Mountains; Ruffey Lakes (about 8 air miles southwest of Etna), in cirque above the upper lake; Klamath National Forest 2072 Comment
  UC1299252  Erigeron klamathensis Freed W. Hoffman 1950-7-13 3552 Siskiyou W Siskiyou County Baldy Mountain Comment
  CAS-BOT-BC295812  Erigeron petrophilus var. viscidulus A. A. Heller 1914-8-28 11737 Siskiyou East side of Mt. Eddy 2438 Comment
  CHSC67468  Erigeron petrophilus var. viscidulus James D. Jokerst 1992-7-30 3432 Siskiyou Camp above Tamarack Flat, NW of Mt. Eddy. Comment
  CHSC84744  Erigeron petrophilus var. viscidulus L. P. Janeway 2003-8-9 7963 Siskiyou Klamath Ranges. Siskiyou Mountains between Cook and Green Pass and Red Butte. Serpentine slope overlooking uppermost fork of Seiad Creek. 1698 Comment
  HSC28709  Erigeron petrophilus var. viscidulus William J. Ferlatte 1971-9-18 1383 Siskiyou Caribou Basin, Sawtooth Ridge at summit of trail to Stewart Fork 2287 Comment
  UC468829  Erigeron philadelphicus var. philadelphicus W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta, Sisson Comment
  JEPS93895  Erigeron pumilus var. intermedius Vernon H. Oswald and Lowell Ahart 1998-7-21 9331 Siskiyou on the s side of Tennant Road 0.4 mi se of Old State Highway to Bray (ne of Weed and e of Grass Lake); Tennant Road 1402 Comment
  UC1192213  Erigeron pumilus var. intermedius Herbert L. Mason 1948-7-18 13609 Siskiyou Grass Lake Comment
  RSA105313  Erigeron pumilus var. intermedius Milo S. Baker 1955-6-26 13073 Siskiyou Shasta Valley between Weed and Gazelle. 915 Comment
  HSC36666  Eriodictyon californicum Brent Whitely 1975-6-24 48 Siskiyou 235 Comment
  RSA24218  Eriodictyon californicum Carl B. Wolf 1940-12-12 9799 Siskiyou Siskiyou Mountains 1 mile above Oak Knoll Ranger Station on road to Dry Lake Lookout. 762 Comment
  UC1211908  Eriodictyon californicum Roy L. Taylor 1960-6-12 4447 Siskiyou 1 mi w of jtn of Hwy 96 (Klamath River Rd.) and Hwy 99 n Yreka (above Klamath River); above Klamath River Comment
  HSC44726  Eriogonum compositum J. O. Sawyer, E. Cope 1977-6-18 2903 Siskiyou Along Clear Creek trail below Ten Mile Creek 457 Comment
  HSC61800  Eriogonum compositum Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  HSC19476  Eriogonum compositum var. compositum J. O. Sawyer 1969-7-8 1094 Siskiyou SW slope above Music Creek 2360 Comment
  CAS-BOT-BC248811  Eriogonum compositum var. compositum William A. Dayton 1913-6-16 278 Siskiyou Shasta National Forest. E. slope, Scott Mt., near Callahan - Gazelle stage road 1524 Comment
  CAS-BOT-BC250074  Eriogonum compositum var. compositum Geo. D. Butler 1909-5-14 720 Siskiyou Klamath River bluffs Comment
  RSA60782  Eriogonum congdonii Dorothy Parker 1948-8-19 s.n. Siskiyou Near Chinquapin, on Scott Mountain 1524 Comment
  CAS-BOT-BC246489  Eriogonum diclinum H. A. Thomas; J. H. Thomas 1954-7-24 4508 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  HSC19482  Eriogonum diclinum J. O. Sawyer 1969-6-2 1008 Siskiyou Summit above Albert Lake 2256 Comment
  CAS-BOT-BC255705  Eriogonum douglasii var. meridionale L. R. Short 1933-6-9 128 Siskiyou 1/4 mi. from Klamath River 853 Comment
  UCD19115  Eriogonum elatum var. villosum A. M. Shapiro 1986-7-16 s.n. Siskiyou Ball Mountain. 1981 Comment
  CAS-BOT-BC94467  Eriogonum marifolium R. C. Wenk 2005-7-19 328 Siskiyou Along Pacific Crest Trail, near top of pass below Mt. Eddy 2438 Comment
  JEPS56733  Eriogonum marifolium W. L. Jepson 1940-6-28 20064 Siskiyou McCloud 975 Comment
  UC912735  Eriogonum marifolium Alice Eastwood 1921-7-25 10801 Siskiyou near Pilgim Creek nursery Comment
  UC917320  Eriogonum marifolium R. Tofsrud and J. M. Tucker 1948-8-2 1761 Siskiyou Panther Meadows, s slope of Mt. Shasta Mt. Shasta, Panther Meadows 2407 Comment
  CAS-BOT-BC263176  Eriogonum marifolium var. cupulatum Alice Eastwood 1912-9-1 2073 Siskiyou Mount Shasta Comment
  CAS-BOT-BC263192  Eriogonum marifolium var. cupulatum G. A. Coleman 1901-8-17 s.n. Siskiyou On Red Butte, Mt. Shasta 2560 Comment
  CAS-BOT-BC267388  Eriogonum marifolium var. marifolium Peter Kamb 1949-8-25 1485 Siskiyou Southwest slope of Mt Shasta above Horse Camp 2560 Comment
  CAS-BOT-BC261674  Eriogonum nudum var. nudum W. R. Dudley 1899-8-22 s.n. Siskiyou Above Callahan's Comment
  SEINET7064423  Eriogonum nudum var. nudum A. G. Vestal 1955-5-17 s.n. Siskiyou Scott Valley, 0.8 mile north of Etna on Route 3. (NAD83/WGS84). UTM Zone 10, 508463mE, 4590957mN. 899 Comment
  HSC77289  Eriogonum nudum var. nudum L. P. Janeway 1983-8-7 516 Siskiyou Peak '5148' East of Preston Peak 1555 Comment
  SDSU6774  Eriogonum nudum var. oblongifolium D. F. Howe 1961-8-3 3132 Siskiyou 20.3 miles east of Happy Camp on #96. 549 Comment
  CAS-BOT-BC272484  Eriogonum nudum var. pubiflorum Geo. D. Butler 1910-6-26 1605 Siskiyou Near Yreka Comment
  HSC17330  Eriogonum nudum var. pubiflorum R. C. Wunner 1965-8-26 483 Siskiyou Lava Beds N.M., N Prefab Indian Well 1433 Comment
  UC637103  Eriogonum nudum var. pubiflorum Annetta Carter 1934-8-10 692 Siskiyou near Hamburg (s bank of the Klamath River between McKinney and Parkhouse Creeks); Klamath River 609 Comment
  CHSC67580  Eriogonum siskiyouense James D. Jokerst 1992-7-30 3415 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. [no additional location data; W of Interstate 5? V. Oswald] Comment
  JEPS105024  Eriogonum siskiyouense Dean W. Taylor 1996-7-25 15835 Siskiyou Scott Mtns., on watershed divide between Crater Creek drainage and Mountain House Creek drainage (about 15 air miles west of Weed); Klamath National Forest 1645 Comment
  RSA126681  Eriogonum sphaerocephalum Peter H. Raven 1957-9-4 10375 Siskiyou Slope of metamorphic rocks, Sacromento-Trinity Pass south of Mout Eddy. 2256 Comment
  UC164306  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler 1910-5-20 1371 Siskiyou Yreka Yreka Comment
  UC164466  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler May 10 1909-Jun 6 1909 721 Siskiyou Yreka Comment
  HSC17426  Eriogonum strictum var. anserinum R. C. Wunner 1965-6-7 127 Siskiyou Lava Beds National Monument, near Dragon Head Cave 1364 Comment
  JEPS57226  Eriogonum strictum var. greenei L. R. Heckard 1967-8-13 1714 Siskiyou near summit; Mt. Eddy 2712 Comment
  JEPS56463  Eriogonum strictum var. proliferum Geo. D. Butler 1909-6-19 970 Siskiyou Stones Hill Yreka Comment
  HSC69556  Eriogonum ternatum Maralyn A. Renner 1980-6-26 1290 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  CAS-BOT-BC267946  Eriogonum umbellatum L. P. Janeway 1984-6-22 878 Siskiyou Ca 1 mi north of Scott Summit on Road 40N08 1645 Comment
  HSC60823  Eriogonum umbellatum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  HSC69206  Eriogonum umbellatum Maralyn A. Renner 1980-9-1 2679 Siskiyou Bear Mtn. 1936 Comment
  UC1409205  Eriogonum umbellatum var. argus Frederick W. Oettinger 1969-8-13 1353 Siskiyou on s-running ridge of English Peak Salmon Mountains, Marble Mountain Wilderness Area 2209 Comment
  UC163833  Eriogonum umbellatum var. argus Geo. D. Butler 1908-8-6 205 Siskiyou Independence Creek Comment
  JEPS56188  Eriogonum umbellatum var. dumosum Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou near Mt. Shasta; Horseshoe Bend Comment
  UCD101401  Eriogonum umbellatum var. nevadense J. M. Tucker; L. K. Mann 1963-8-18 3761 Siskiyou On top of saddle, between Marble and southwest ridge of Black Mountain, Marble Mountain Wilderness Area. 2103 Comment
  POM165271  Eriogonum umbellatum var. polyanthum E. B. Copeland 1903-7-6 3496 Siskiyou Hornbrook. Comment
  LA105219  Eriogonum umbellatum var. umbellatum Steve Morgan; 1987-7-28 sn Siskiyou Mount Shasta, Shasta Trinity National Forest, McGinnis Springs, 5 mi. NW of McCloud Comment
  CAS-BOT-BC262370  Eriogonum vimineum Gordon H. True No date on label 3295 Siskiyou Scott Valley, just west of Fort Jones 792 Comment
  CAS-BOT-BC262373  Eriogonum vimineum E. K. Balls 1949-7-10 13967 Siskiyou 1 mile from Cecilville on way to Forks of Salmon 716 Comment
  CAS-BOT-BC262379  Eriogonum vimineum Frank W. Peirson 1923-7-19 3708 Siskiyou Road crossing of Whiney Creek, west base of Mt. Shasta Comment
  CAS-BOT-BC300353  Eriophyllum Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 8 Siskiyou Mumbo Basin, Trinity Mts. 1828 Comment
  CHSC4723  Eriophyllum lanatum R. Carter 1966-5-15 403 Siskiyou One mile E of Calahan on N side of Callahan-Gazelle Rd., opposite a small meadow. 914 Comment
  HSC71184  Eriophyllum lanatum M. A. Baker 1980-6-20 2195 Siskiyou Near Bald Mtn. 1036 Comment
  RSA105497  Eriophyllum lanatum Douglas Barbe 1955-7-26 264 Siskiyou NW slope of Scott Mt. 1829 Comment
  CHSC118637  Eriophyllum lanatum Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne 2016-6-9 2016 -016 Siskiyou Lower Parks Creek watershed, E Klamath Range, along Forest Service Road 42N19, 3 miles northwest of Stewart Springs. UTM NAD 83 Zone 10, 539249m E, 4586866m N. 1478 Comment
  UC195367  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-22 12488 Siskiyou e side Mt. Eddy Comment
  SBBG111919  Eriophyllum lanatum var. achilleoides C. Bornstein 1996-6-29 Siskiyou Scott Valley Overlook Comment
  UC1034579  Eriophyllum lanatum var. achilleoides Douglas Barbe 1955-7-26 264 Siskiyou n slope Scott Mt. (Klamath Mountains); , n slope Scott Mt. 1828 Comment
  SBBG25854  Eriophyllum lanatum var. croceum D. Myrick 1966-8-8 1488 Siskiyou rd to Carter Ranch, Mountain Meadow Ranch, Big Flat 1584 Comment
  POM358038  Eriophyllum lanatum var. grandiflorum B. C. Templeton 1957-6-24 s.n. Siskiyou Near top of Gazelle Mt., Scott Mts. 1463 Comment
  HSC58871  Eriophyllum lanatum var. lanceolatum Marvin Butler 1971-8-31 332 Siskiyou Near Youngs Valley, close to the town of Cave Junction 1403 Comment
  RSA12494  Eriophyllum lanatum var. lanceolatum C. B. Wolf 1934-7-4 5943 Siskiyou Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains, 13.5 miles from Horse Creek Bridge on Klamath River 1524 Comment
  SEINET8687384 Image available Eriophyllum lanatum var. lanceolatum G. D. Butler 1910-6-23 1602 Siskiyou Yreka Creek Comment
  HSC64096  Erysimum capitatum var. capitatum J. P. Smith 1973-5-5 6457 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  HSC194  Erysimum perenne William J. Ferlatte 1966-7-6 184 Siskiyou Caribou Mtn. 2470 Comment
  UC536687  Erysimum perenne D. H. Johnson and F. G. Palmer 1935-7-2 Siskiyou 12 mi nw Happy Camp; Poker Flat 1524 Comment
  SBBG25925  Erythranthe linearifolia D. Myrick 1966-8-12 1548 Siskiyou rd to Carter Ranch, Mountain Meadow Ranch, Big Flat 1615 Comment
  CAS-BOT-BC133263  Erythronium J. H. Thomas 1954-5-13 4139 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville; Vicinity of Blind Horse Creek 1066 Comment
  CAS-BOT-BC133269  Erythronium citrinum Geo. D. Butler 1909-4-24 661 Siskiyou Quartz Valley Comment
  RSA78844  Erythronium grandiflorum subsp. grandiflorum Philip A. Munz 1952-7-2 17890 Siskiyou Road to Baldy Mountain, NW of Happy Camp, Siskiyou Mtns. 1524 Comment
  UC1034586  Eschscholzia californica Milo S. Baker and Douglas Barbe 1955-7-1 82 Siskiyou 4.0 mi n Callahan (on Eastside Rd. to Etna); Klamath Mountains 899 Comment
  LA204658  Euonymus occidentalis var. occidentalis Carl Epling; 1938-6-10 sn Siskiyou Rogers Creek, Klamath Comment
  RSA436010  Euphorbia crenulata W. Bridge Cooke 1940-6-28 15192 Siskiyou Along the Memorial Highway. Comment
  RSA47787  Euphorbia crenulata Roxana S. Ferris, Laura Lorraine 1948-6-12 11849 Siskiyou 1.5 miles below summit of Gazelle Mountain grade, east side. 1418 Comment
  JEPS51917  Euphorbia esula W. T. Davidson Siskiyou Fort Jones Comment
  CAS-BOT-BC310635  Eurybia radulina Alice Eastwood 1921-7-24 10786 Siskiyou Castle Lake Comment
  SEINET8687815 Image available Eurybia radulina G. D. Butler 1910-7-20 1729 Siskiyou Goosenest foothills 1524 Comment
  OBI58650  Euthamia occidentalis David J. Keil 1992-7-20 23483 Siskiyou 10.3 mi W of Fort Jones along Scott River rd; above Scott river 900 Comment
  SD64374  Euthamia occidentalis Darley F. Howe 1966-8-27 Siskiyou 3.2 miles north of Tule Lake 1310 Comment
  SEINET957942  Fabaceae G. D. Butler 1910-1 1441 Siskiyou Dry banks near Guka. Comment
  UCD65876  Festuca californica subsp. californica A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3441 Siskiyou Near Happy Camp above the Klamath River. Comment
  RSA656726  Festuca idahoensis Barbara L. Wilson 1996-6-21 8153 Siskiyou Shasta-Trinity National Forest; Coonrod Flat, 1.4 miles straight east of Forest Service road 13 on Forest Service road 40N12. Comment
  CAS-BOT-BC278872  Festuca occidentalis A. A. Heller 1915-7-18 12123 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  CAS-BOT-BC278878  Festuca occidentalis Louis C. Wheeler 1934-6-1 2658 Siskiyou Klamath National Forest. N. Hungry Cr. 1219 Comment
  POM198352  Festuca occidentalis Geo D. Butler 1910-7-12 1752 Siskiyou Shackleford Creek. 1220 Comment
  UC207708  Festuca occidentalis Geo. D. Butler 1910-7-12 1752 Siskiyou Shackleford Creek 1219 Comment
  UCD66131  Festuca occidentalis A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3614 Siskiyou 5 miles NE of Happy Camp above Klamath River. Comment
  UCD66154  Festuca occidentalis A. A. Heller 1915-7-18 12123 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1188 Comment
  UC618987  Festuca pratensis H. S. Yates 1936-6-21 5866 Siskiyou 6 mi n Gazelle; Yreka Quad. 792 Comment
  UCR64442  Festuca pratensis L. C. Wheeler 1934-6-22 2750 Siskiyou Siskiyou Mtns., Cottonwood Creek 915 Comment
  JEPS80506  Festuca roemeri Gilbert Muth 1966-7-25 448 Siskiyou Marble Mt. Lookout Marble Mountain Wilderness Area 2097 Comment
  CAS-BOT-BC278640  Festuca subulata Ira L. Wiggins 1955-7-29 13591 Siskiyou Along Thompson Creek, 3.5 mi. above S Fork of Salmon River 1371 Comment
  CAS-BOT-BC278641  Festuca subulata Doris K. Kildale 1928-7-3 5453 Siskiyou Little North Fork, Salmon River on road from Forks of Salmon to Sawyers Comment
  UC869460  Floerkea proserpinacoides Louis C. Wheeler 1935-6-27 3596 Siskiyou Marble Mountains, Etna Creek Etna Creek; Marble Mountains, Etna Creek 1524 Comment
  CAS-BOT-BC457570  Fragaria vesca subsp. californica Doris K. Kildale 1929-4-27 7555 Siskiyou Cecilville Comment
  CAS-BOT-BC457571  Fragaria vesca subsp. californica Clarence R. Quick 1959-6-19 59 - 21 Siskiyou 6.7 miles south of Four Corners on ridge south-east of Seiad Valley Comment
  HSC100197  Frangula californica J. P. Smith, & J. O. Sawyer 2011-9-6 13421 Siskiyou Along East Moffett Creek Road 983 Comment
  CAS-BOT-BC53420  Frangula californica subsp. occidentalis A. A. Heller 1915-8-26 12245 Siskiyou Wagon creek at the foot of Mt. Eddy 1127 Comment
  POM76612  Frasera albicaulis var. nitida Geo. D. Butler 1910-6-2 1451 Siskiyou Near Yreka 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
  HSC36746  Fraxinus latifolia Brent Whitely 1975-6-22 25 Siskiyou 220 Comment
  UC1045281  Fraxinus latifolia W. Bridge Cooke 1940-6-20 15174 Siskiyou below Hornbrook (along banks of Klamath River); Klamath River Comment
Read comments
Aug 20 2012
  UCD77732  Fritillaria atropurpurea Robert E. Preston 2002-6-20 1862 Siskiyou Klamath National Forest, Rainbow Mountain. 1910 Comment
  HSC45199  Fritillaria glauca J. O. Sawyer, Ed Cope 1977-6-21 2981 Siskiyou Near Prescott Peak 1677 Comment
  HSC44498  Fritillaria pudica K. Irwin 1977-5-21 372 Siskiyou Hayden, 1 mi. W of Scott Mtn., E of Rd. 40N08 Comment
  CAS-BOT-BC504472  Fritillaria recurva John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53391 Siskiyou Forest Mountain Summit, 6 miles southwest of Yreka on raod to Fort Jones 1249 Comment
  RSA238877  Galium aparine Frederick W. Oettinger 1969-8-1 1131 Siskiyou N of Wire Grass Meadow. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1677 Comment
  RSA238701  Galium bifolium Frederick W. Oettinger 1969-7-9 937 Siskiyou NW of upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness. 1799 Comment
  HSC67749  Galium bolanderi John Palmer 1980-8-15 1005 Siskiyou NE of Seiad Low Gap on spur of F.S. Rd. 46N50 1098 Comment
  JEPS6707  Galium bolanderi Geo. D. Butler 1908-6-28 414 Siskiyou roadside Oro Fino Comment
  UC888783  Galium bolanderi Lewis S. Rose 1937-7-26 37603 Siskiyou 3 mi e Mt. Shasta 1371 Comment
  JEPS52699  Galium bolanderi G. L. Stebbins Jr. 1963-7-5 6131 Siskiyou 6 mi ne Sawyer's Bar; north Fork of Salmon River, Findley Camp 792 Comment
  CHSC57454  Galium boreale subsp. septentrionale L. P. Janeway 1984-6-21 861 Siskiyou Garvey Bar, south side Klamath River just east of Humbug Point. 594 Comment
  JEPS109716  Galium boreale subsp. septentrionale Dean W. Taylor 2002-7-20 18255 Siskiyou Forest Road 17 ca. 3.3 miles west (above) junction with Stewart Springs Road, Parks Creek 1524 Comment
  UC416643  Galium boreale subsp. septentrionale W. A. Setchell, C. C. Dobie 1902-7-23 Siskiyou Hearst Castle Comment
  JEPS27424  Galium glabrescens Lauramay T. Dempster and Clare Hardham 1961-7-1 1820 Siskiyou just s Oregon border (e slope just below peak); White Mountain Comment
  HSC90538  Galium glabrescens subsp. glabrescens Jennifer Whipple 1977-7-20 2001 Siskiyou Mt. Eddy, N slopes 2317 Comment
  POM367847  Galium multiflorum Louis C. Wheeler 1934-8-14 3141 Siskiyou White Mtn. Siskiyou Mtns. 1951 Comment
  CAS-BOT-BC223196  Galium serpenticum subsp. scotticum Clifton; Ground 1978-7-2 1842 Siskiyou Near Scott Mountain Summit, on the China Mt quadrangle, close to the town of Callahan 1704 Comment
  HSC23549  Galium triflorum J. O. Sawyer 1970-7-4 2320 Siskiyou S of Cedar Flat Cabin 1494 Comment
  CAS-BOT-BC182267  Garrya fremontii Wm. Bridge Cooke 1941-9-16 16319 Siskiyou Along the Castle Lake Road 1219 Comment
  CAS-BOT-BC182274  Garrya fremontii L. E. Smith 1913-5-28 310 Siskiyou Yreka Comment
  HSC63076  Garrya fremontii David Wheeler 1979-4-7 24 Siskiyou Comment
  UC165291  Garrya fremontii Geo. D. Butler 1908-8-5 40 Siskiyou below Cold Spring (on West Fork of Wooley Creek); West Fork of Wooley Creek Comment
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Nov 25 2011
  UCR60654  Garrya fremontii Frederick W. Oettinger 1968-8-18 581 Siskiyou Salmon Mtns, HIgh Lake basin in the vicinity of English Peak, Marble Mtn Wilderness Area. NE side of Hancock Lake 1936 Comment
  POM212181  Garrya fremontii Carl B. Wolf 1931-9-2 2392 Siskiyou Four miles above junction of McCloud Road with the Pacific Highway. 1189 Comment
  RSA238350  Gaultheria ovatifolia Frederick W. Oettinger 1969-7-14 1011 Siskiyou Common along the northern shoreline of Charmaine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  RSA597979  Gaultheria ovatifolia L. C. Wheeler 1963-8-29 8302 Siskiyou Siskiyou Mountains. West fork Clear Creek. 1341 Comment
  HSC184  Gayophytum diffusum subsp. parviflorum William J. Ferlatte 1966-8-3 256 Siskiyou Mtn. Meadow Ranch 1524 Comment
  POM355372  Gayophytum diffusum subsp. parviflorum Chadwick, Mrs. Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  JEPS93875  Gayophytum heterozygum Vernon H. Oswald and Lowell Ahart 1998-7-21 9316 Siskiyou 2.2 mi ne of Lake Shastina-Big Springs Road ne of Weed (Shasta National Forest plantation on the w side of Highway 97); Shasta National Forest, Highway 97 975 Comment
  UC878459  Gentiana calycosa John Thomas Howell 1939-8-8 15145 Siskiyou Black Mt. Marble Mts. Comment
  HSC41060  Gentiana newberryi J. O. Sawyer 1969-8-17 1972 Siskiyou W of Little Duck Lake 2012 Comment
  HSC29223  Gentiana plurisetosa Frederick W. Oettinger 1968-8-3 373 Siskiyou Marble Mtn. Wilderness Area, 'Base Camp', mid-slope between Diamond and Hancock Lake 2012 Comment
  RSA238866  Gentiana plurisetosa Frederick W. Oettinger 1968-8-17 562 Siskiyou Bear Meadow, mid-way between Tom Taylor Cabin and English Peak Lookout. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  RSA68913  Gentiana simplex A. E. Culbertson 1943-8-4 45 Siskiyou One fourth m. below Castle Lake; 14 miles southwest of Mt. Shasta on north side of a 6600 eastern spur of Trinity Mountains. 2000 above Sacramento River within ten air miles of its headwaters to the west. 1657 Comment
  SEINET201845  Gentianella acuta Unknown 1959-8-19 4730 Siskiyou Just west of summit of Scott Mountain grade, just beyond Trinity County Line. 1585 Comment
  HSC85691  Gentianella amarella subsp. acuta J. P. Smith 1980-8-24 10340 Siskiyou Scott Mtn. Campground, head of Mule Creek 1646 Comment
  RSA0029594  Geranium viscosissimum var. viscosissimum Geo. D. Butler 1910-6-6 1458 Siskiyou Quartz Valley. Comment
  UC1409499  Geum macrophyllum var. perincisum F. W. Oettinger 1969-8-9 1316 Siskiyou near Young's Cabin (Salmon Mountains, western Siskiyou County); Salmon Mountains 1356 Comment
  HSC45986  Gilia capitata J. P. Smith, Steve Selva 1970-6-15 3947 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  RSA105502  Gilia capitata G. D. Barbe 1955-6-28 026 Siskiyou 1.5 miles north of Callahan 1006 Comment
  JEPS84253  Gilia capitata subsp. capitata L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6307 Siskiyou just s state line (Indian Creek Road from Takilma to Happy Camp); rd from Takilma to Happy Camp Comment
  RSA0083762  Gilia sinuata Dean William Taylor 1995-6-4 14967 Siskiyou 3 miles west of HIghway 89 on Grenada Road; Shasta Valley; Klamath National Forest; (ca. 10 miles North of Weed). 1158 Comment
  NY329474  Glaux acutifolia A. A. Heller 1905-6-20 8073 Siskiyou Gazelle Comment
  RSA582093  Glyceria L. C. Wheeler 1934-6-14 2710 Siskiyou Arrastre Creek off Hungry Creek. Siskiyou Mountains. 1280 Comment
  CAS-BOT-BC282717  Glyceria elata Wm. Bridge Cooke 1937-8-6 9209 Siskiyou Bear Springs, Mount Shasta 1524 Comment
  HSC26904  Glyceria striata J. P. Smith, J. O. Sawyer 1971-9-17 4784 Siskiyou On trail up to Little Duck lake 1829 Comment
  UC1265401  Glyceria striata F. W. Oettinger 1969-9-4 1403 Siskiyou English Lake Salmon Mountains (w Siskiyou County) 1889 Comment
  JEPS24787  Goodyera oblongifolia Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6795 Siskiyou 6.2 mi above and sw of junction with road to Gumboot Lake (along road to Castle Lake, in drainage of Scott Camp Creek) 1432 Comment
  UC336046  Grindelia hirsutula unknown 1889-6-28 Siskiyou near Edgwood Comment
  UC87889  Grindelia hirsutula T. S. Brandegee 1887-7-1 Siskiyou Ager Comment
  SEINET10615475 Image available Grindelia nana var. nana A. Arthur Heller 1917-9-7 Heller 12979 Siskiyou Shasta valley ten miles south of Gazelle in gravelly soil at the base of a hill. 914 Comment
  CAS-BOT-BC388472  Gypsophila paniculata T. C. Fuller 1963-8-27 11160 Siskiyou N. limits of Macdoel Comment
  CAS-BOT-BC419706  Hackelia bella Mary Merello; H. H. Schmidt; L. Woodruff 1993-6-23 702 Siskiyou Shasta Trinity National Forest County Road A-10 (Everitt Memorial Hwy.) along roadside at the John Everitt Vista Point. 1800 Comment
  JEPS55573  Hackelia micrantha Geo. D. Butler 1908-8-6 13 Siskiyou head of Independence Creek (Whiskey Camp); , Whiskey Camp 1676 Comment
  JEPS80498  Hackelia micrantha Gilbert Muth 1966-7-8 362 Siskiyou Marble Valley; Marble Mountain Wilderness Area 1792 Comment
  HSC61917  Hackelia micrantha Ruby Van Deventer 1937-7-24 Siskiyou Poker Flat 1585 Comment
  UC1041016  Hastingsia alba J. W. Congdon 1900-8-8 Siskiyou near Sisson; near Sisson Comment
  RSA232529  Hastingsia alba Donald Myrick 1968-6-29 2055 Siskiyou Big Flat, head of Coffee Creek, Trinity Alps 1524 Comment
  UC130670  Hastingsia alba H. M. Hall July 1909 8679 Siskiyou Salmon River , Salmon Mountains (Salmon Mountains) 1584 Comment
  JEPS120254  Hazardia whitneyi var. discoidea Julie Kierstead Nelson 2011-8-23 2011 -46 Siskiyou Eastern Klamath Mountains, The Eddys, North side of Fawn Creek, 2 miles NE of Gumboot Lake Comment
  LA203710  Hazardia whitneyi var. discoidea Louis Wheeler; 1934-8-5 3045 Siskiyou Siskiyou Mountains, Condrey Mt 2163 Comment
  HSC29088  Helenium bigelovii Frederick W. Oettinger 1968-8-12 492 Siskiyou Salmon Mountains, Tobacco Lake Trail 1890 Comment
  RSA120794  Helenium bigelovii S. S. Tillett 1956-7-11 685 Siskiyou Meadows on both sides of Scott Mtn. divide near campground. Siskiyou-Trinity county line, ca. 8 miles SE of Callahan 1616 Comment
  UCR37839  Helenium bigelovii L. P. Janeway 1983-7-31 479 Siskiyou Poker Flat, upper portion of meadow 1524 Comment
  RSA211511  Helenium bigelovii William J. Ferlatte 1967-8-17 947 Siskiyou Trinity Alps; Yellow Rose Mine. 1982 Comment
  CAS-BOT-BC309577  Helenium puberulum Carl B. Wolf 1927-8-26 1098 Siskiyou On the Klamath River, 14 mi. above Happy Camp Comment
  JEPS74412  Helianthus annuus W. B. and V. G. Cooke 1974-8-20 49243 Siskiyou Everett Memorial Highway Mt. Shasta Comment
  CHSC91351  Heliotropium curassavicum Lowell Ahart; John Dittes 2005-6-9 12038 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
  HSC101502  Hemerocallis fulva J. P. Smith, J. O. Sawyer, R. J. Cole 2010-7-11 12993 Siskiyou Fence row along Gazelle-Callahan Road. 3961 Comment
  CAS-BOT-BC94810  Hemizonella minima R. C. Wenk 2005-6-17 165 Siskiyou Trinity Alps, South Fork of the Salmon River, near Big Flat Cmpgrd. at S end of Big Flat Meadow 1517 Comment
  HSC68505  Hemizonella minima Maralyn A. Renner 1980-6-22 921 Siskiyou 1 mi. N of Little Shasta River 1402 Comment
  UC1096811  Hemizonella minima Milo S. Baker 1957-6-16 13109 Siskiyou Scott Mts. Comment
  SDSU4585  Hemizonia congesta subsp. clevelandii D. F. Howe 1977-7-2 4984 Siskiyou 7 miles west of Fort Jones on Scott River road. 671 Comment
  SD98879  Hemizonia congesta subsp. clevelandii Darley F. Howe 1977-7-2 4984 Siskiyou 7.0 miles west of Fort Jones, Scott River Road. 609 Comment
  POM211204  Heracleum maximum L. C. Wheeler 1934-7-5 2881 Siskiyou Dear Creek, Sterling Mountain, Siskiyou Mountains 1677 Comment
  RSA237793  Herniaria hirsuta subsp. cinerea Frederick W. Oettinger 1969-8-31 1568 Siskiyou Weed patch near English Lake; Salmon Mts; The high lake basins in the vicinity of English Peak, Marble Mt. Wilderness Area. 1966 Comment
  SBBG6106  Hesperochiron pumilus H. and M. Dearing 1939-6-5 3553 Siskiyou E of McCloud 1066 Comment
  SD40681  Hesperocyparis bakeri Carl B. Wolf, E. R. Johnson 1934-10-8 Siskiyou Modoc lava Beds, 1 mile northeast of Timbered Crater on Old Stage Road from Dana to Little Hot Springs Valley 1220 Comment
Read comments
Mar 29 2012
  CHSC71488  Hesperolinon micranthum Vernon H. Oswald; Lowell Ahart 1998-7-21 9315 Siskiyou Shasta NF plantation on the west side of Hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs Rd. northeast of Weed. 975 Comment
  JEPS24011  Hesperolinon micranthum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6872 Siskiyou along the road 4.7 mi below (n of) Scott Mtn. (road summit, just s of and above Callahan) 1127 Comment
  POM8869  Hesperolinon micranthum W. A. Setchell, C. C. Dobie 1902-07 8422 Siskiyou Mt. Shasta, at Sisson. Comment
  CHSC65222  Heterocodon rariflorum Julie Kierstead; Barbara Ertter 1990-7-15 Siskiyou Mt. Shasta Ranger District. Morgan Meadows, 6 miles west of Mt. Shasta city. 1584 Comment
  JEPS84204  Heterotheca villosa var. minor L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6324 Siskiyou 1/2 air mi from Red Butte (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1850 Comment
  JEPS84316  Heterotheca villosa var. minor L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6324 Siskiyou 1/2 air mi from Red Butte (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1850 Comment
  SFV8670  Heuchera merriamii J. M. Tucker 1963-8-19 3773 Siskiyou Klamath Mountains Marble Mountain Wilderness Area. Headwaters of Canyon Creek at the east base of Marble Mountain. 1951 Comment
  SEINET190977  Heuchera micrantha M. Ownbey, FG Meyer 1940-7-4 2175 Siskiyou Siskiyou Mts NW of Hornbrook Comment
  CAS-BOT-BC420936  Heuchera micrantha var. diversifolia Marion Ownbey; Fred G. Meyer 1940-7-4 2175 Siskiyou Dry, north slope, Siskiyou Mts., northwest of Hornbrook Comment
  UC455375  Heuchera micrantha var. erubescens I. J. Condit 1911-7-4 Siskiyou Shasta Retreat Comment
  HSC61158  Heuchera rubescens Al Hobart 16 Jul [year missing] Siskiyou El Capitan Comment
  JEPS49752  Heuchera rubescens Geo. D. Butler 1908-7-4 216 Siskiyou Shasta River near Reeders; Shasta River Comment
  CAS-BOT-BC312306  Hieracium Wm. Bridge Cooke 1939-8-25 13919 Siskiyou Above MacBride Springs, Mount Shasta 1676 Comment
  HSC58886  Hieracium albiflorum Marvin Butler 1971-8-2 253 Siskiyou Near El Capitan 2013 Comment
  HSC67747  Hieracium albiflorum J. O. Sawyer, J. Cole 1980-7-21 3817 Siskiyou NW of Little Mt. Hoffman 1982 Comment
  UC701259  Hieracium albiflorum John Thomas Howell 1939-8-6 15102 Siskiyou El, Mt. Marble Mts., Elk Mt. Comment
  HSC92162  Hieracium bolanderi Jennifer Whipple 1976-7-24 1549 Siskiyou SW of Dobkins Lake along the drainage into the lake 2226 Comment
  UC1408810  Hieracium greenei Frederick W. Oettinger 1968-9-3 688 Siskiyou English Peak; Marble Mountain Wilderness Area 2011 Comment
  UC337088  Hieracium horridum unknown 1888-9-12 Siskiyou side Mt. Shasta Comment
  UC618677  Hieracium horridum W. Bridge Cooke 1938-8-18 11492 Siskiyou Horse Camp Slopes Mt. Shasta Comment
  UCD77771  Hieracium horridum Robert E. Preston 2001-8-26 1772 Siskiyou Klamath National Forest, Rainbow Mountain 2072 Comment
  UC1096804  Hieracium nudicaule Barbe 1957-7-13 382 Siskiyou Big Flat Public Camp, along the path to the spring, W side of camp Klamath National Foreset 1524 Comment
  UC165399  Hieracium parryi Geo. D. Butler 1910-6-3 1470 Siskiyou Quartz Valley Comment
  UC922284  Hieracium parryi Annie M. Alexander and Louise Kellogg 1949-7-20 5812 Siskiyou n of Paradise Lake; Marble Mountains 1920 Comment
  OBI55426  Hieracium scouleri David J. Keil 1992-7-20 23485 Siskiyou Klamath NF, W of Fort Jones .Along forest rd 44N45, 1.4 mi S of Scott river rd, 0.1 mi S of Boulder Crk trl head 1000 Comment
  CAS-BOT-BC280784  Holcus lanatus Melissa A. Berry 1957-7-2 s.n. Siskiyou Fay Lane, Scott Valley 822 Comment
  HSC40613  Holodiscus discolor J. P. Smith, Steve Selva 1970-6-17 4094 Siskiyou 6 mi. E of Somes Bar 259 Comment
  UC637025  Holodiscus discolor Edward Lee 1934-8-14 1093 Siskiyou near summit of Little Grayback (Siskiyou-Del Norte County line) 1828 Comment
  UC860183  Holodiscus discolor John Thomas Howell 1939-8-2 14884 Siskiyou Marble Mountains, Spirit Lake Spirit Lake; Marble Mountains, Spirit Lake Comment
  SDSU9087  Holodiscus microphyllus var. glabrescens D. F. Howe 1964-8-4 3933 Siskiyou Probably Modoc or Shasta National Forest., 9.0 miles from entrance to Lava Bed National Monument. 2042 Comment
  CAS-BOT-BC388568  Holosteum umbellatum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-28 53372 Siskiyou Grenada 792 Comment
  UCR142756  Hordeum brachyantherum L. C. Wheeler 1934-8-14 3133 Siskiyou Siskiyou Mtns, North side of White Mountain 1768 Comment
  UC196953  Hordeum brachyantherum subsp. brachyantherum Geo. D. Butler 1909-6-4 813 Siskiyou near Yreka Comment
  CAS-BOT-BC284739  Hordeum jubatum David D. Keck 1949-7-19 6348 Siskiyou 2 mi. S. of Grenada 777 Comment
  CHSC91336  Hordeum jubatum Lowell Ahart; John Dittes 2005-6-9 12023 Siskiyou Field, on the east side of a poor rock fence, about 400 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
  CDA32413  Hordeum jubatum T. C. Fuller 1965-6-1 13586 Siskiyou West side of Highway 99 to Grenada, 4 miles south of Yreka. 0 Comment
  CAS-BOT-BC143944  Horkelia daucifolia A. A. Heller 1927-5-14 14384 Siskiyou Shasta Valley, near Gazelle Comment
  SBBG72488  Horkelia daucifolia A. A. Heller 1927-5-14 14384 Siskiyou near Gazelle, Shasta Valley Comment
  CAS-BOT-BC143964  Horkelia daucifolia David D. Keck; A. Gustafsson 1938-8-8 4860 Siskiyou On hillside 0.4 mi. S. of Scott Mt. Lodge, near Mill Creek, Scott Mts. 1040 Comment
  JEPS113062  Horkelia fusca var. brownii Roy Buck 1987-6-3 624 Siskiyou White Deer Lake, ca 10 mi NE of Bartle on Hwy 89 Comment
  SBBG25898  Horkelia fusca var. parviflora D. Myrick 1966-8-9 1512 Siskiyou Mountain Meadow Ranch, Big Flat 1524 Comment
  CDA24878  Hornungia procumbens G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-28 2591 Siskiyou Between Old Highway 99 and railroad 4 km south of Grenada. Comment
  CAS-BOT-BC201120  Hosackia crassifolia Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, Trinity Mts. 1962 Comment
  HSC796  Hosackia crassifolia William J. Ferlatte 1967-7-9 701 Siskiyou Kidd Creek Trail 1677 Comment
  CAS-BOT-BC201121  Hosackia crassifolia Wm. Bridge Cooke 1940-7-26 15360 Siskiyou Around the Black Butte Spring Comment
  HSC98313  Hosackia oblongifolia D. E. Anderson 1962-8-5 2312 Siskiyou 3 mi. W of Bartlett, 1 mi. N of Shasta Co. line on Hwy. 89 Comment
  HSC22222  Hosackia oblongifolia var. oblongifolia J. O. Sawyer 1969-6-11 830 Siskiyou Lower slope near C.C.C. road on the N fork of Horse Range Creek 1357 Comment
  CAS-BOT-BC312570  Hulsea nana Wm. Bridge Cooke 1939-7-26 13768 Siskiyou Mount Shasta. Along the Summit Trail below Lake Helen Comment
  CAS-BOT-BC312571  Hulsea nana Wm. Bridge Cooke 1938-9-8 11605 Siskiyou Mount Shasta. Little Red Butte Comment
  LA203776  Hulsea nana Wm. Bridge Cooke; 1939-7-26 13769 Siskiyou Mt. Shasta, Along the Summit Trail below Lake Helen 2895 Comment
  UC195204  Hulsea nana Annie M. Alexander and Louise Kellogg 1911-8-14 316 Siskiyou Mt. Eddy Comment
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1
  HSC36877  Hydrophyllum capitatum var. alpinum J. P. Smith 1974-5-26 7548 Siskiyou Along FS Rd. 47N03 1524 Comment
  RSA420883  Hydrophyllum fendleri var. albifrons M. B. Dunkle 1944-06 9041 Siskiyou Wet seepage bank. Comment
  HSC2235  Hymenoxys lemmonii Geo. D. Butler 1910-7-4 1640 Siskiyou Shasta River Comment
  HSC22109  Hypericum anagalloides J. O. Sawyer 1969-7-18 1410 Siskiyou Head of S Russian Creek 1829 Comment
  JEPS124800 Image available Hypericum anagalloides Laurel Loeblich 1964-7-1 75 Siskiyou East of highway 89 about 7 meters from road pavement 6 miles northwest of Dead Horse Summit. Comment
  UC164399  Hypericum formosum var. scouleri Geo. D. Butler 1910-7-3 1627 Siskiyou <Goosenest> foothills 1219 Comment
  RSA211252  Hypericum formosum var. scouleri William J. Ferlatte 1966-8-2 224 Siskiyou Big Flat. Hillside seep forming boggy meadow. Between campground and S. Fork of the Salmon R. 1524 Comment
  RSA15599  Hypericum perforatum C. B. Wolf 1927-8-27 1108 Siskiyou On the Klamath River, Happy Camp. Comment
  SEINET3157535  Hypericum scouleri G. D. Butler 1910-7-3 1627 Siskiyou Goosenest foothills 1219 Comment
  RSA30670  Idahoa scapigera L. C. Wheeler 1935-3-16 3373 Siskiyou Klamathon, Klamath River. 701 Comment
  POM301619  Iliamna bakeri Carl B. Wolf 1941-7-26 11073 Siskiyou 10.3 miles NE of Weed along Hwy 97 915 Comment
  UCD77784  Ipomopsis aggregata Robert E. Preston 2002-7-12 1910 Siskiyou Klamath National Forest, S slope of Rainbow Mountain 1798 Comment
  RSA469531  Ipomopsis aggregata A. C. Life 1923-08 s.n. Siskiyou near Mt. Shasta Comment
  JEPS87631  Ipomopsis aggregata subsp. formosissima Vernon H. Oswald and Lowell Ahart 1994-8-10 6463 Siskiyou ca 5 mi (air) nw McCloud (FS Rd 31, 0.6 mi e of Ski Park Hwy (FS Rd 88)) 1584 Comment
  RSA237941  Ipomopsis aggregata subsp. formosissima Frederick W. Oettinger 1968-8-17 551 Siskiyou On Pine Lake Trail. Salmon Mtns. High Lake basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  RSA238795  Ipomopsis aggregata subsp. formosissima Frederick W. Oettinger, R. F. Thorne 1969-8-8 1282 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  UCD118372  Ipomopsis congesta J. M. Tucker 1963-8-18 3759 Siskiyou southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area. 2133 Comment
  UCD118368  Ipomopsis congesta A. H. Murphy 1958-8-6 58 J Siskiyou Klamath National Forest, Red Mountain (Boulder Peak), Marble Mountains. 2346 Comment
  JEPS17362  Iris hartwegii Milo S. Baker 1893-8-6 Siskiyou Comment
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Jan 4 2012
  HSC67521  Iris tenuissima J. P. Smith 1973-5-5 6377 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  UCD138819  Iris tenuissima L. W. Lenz 1953-5-17 18313 Siskiyou along Salmon River 1.25 mile above junciton with Klamath. 176 Comment
  CAS-BOT-BC88667  Isatis tinctoria Ynez Whilton Winblad 1941-6-30 s.n. Siskiyou Between Oregon line and Yreka. Comment
  HSC64148  Isatis tinctoria J. P. Smith 1973-5-5 6404 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  RSA256698  Isatis tinctoria J. P. Smith 1974-5-25 7394 Siskiyou Along road 8, 0.9 miles from its jct with State Route 3. 976 Comment
  CAS-BOT-BC57677  Isoetes bolanderi John Thomas Howell 1939-8-9 15194 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  HSC26913  Isoetes bolanderi J. P. Smith, J. O. Sawyer 1971-9-17 4775 Siskiyou Shallow water at edge of Little Duck Lake Comment
  UC922487  Isoetes occidentalis Annie M. Alexander and Louise Kellogg 1949-7-25 5849 Siskiyou pond s of Lake Paradise Lake; Marble Mts 2072 Comment
  CAS-BOT-BC324840  Iva axillaris E. B. Copeland 1903-7-2 3539 Siskiyou Klamathon Comment
  UC165397  Iva axillaris subsp. robustior Geo. D. Butler 1910-9-12 1874 Siskiyou near lower Klamath Lake 1219 Comment
  HSC40383  Ivesia pickeringii Kevin Sawyer, J. O. Sawyer, Jane Cole, J. P. Smith 1976-9-5 8970 Siskiyou 2.5 miles north of Siskiyou-Trinity Co. line on State Route 3 1524 Comment
  CAS-BOT-BC110024  Juncus Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mount Eddy. 1706 Comment
  CHSC106110  Juncus articulatus Lowell Ahart; John Dittes 2010-7-30 16962 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 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  HSC85851  Juncus balticus subsp. ater L. P. Janeway 1983-8-28 639 Siskiyou Poker Flat 1529 Comment
  HSC30719  Juncus confusus Frederick W. Oettinger 1968-9-10 812 Siskiyou Vicinity of English peak Marble Mtns., just SW above Horse Range Lake 1845 Comment
  HSC78324  Juncus ensifolius L. P. Janeway 1983-8-16 544 Siskiyou Poker Flat 1524 Comment
  UC1601866  Juncus ensifolius W. L. Jepson 1894-1 Siskiyou Mt. Shasta Comment
  HSC30708  Juncus hemiendytus var. hemiendytus Frederick W. Oettinger 1969-8-15 1386 Siskiyou Marble Mtn. Wilderness Area, inlet of Upper English Lake 1768 Comment
  UC1021826  Juncus howellii J. M. Tucker 1950-7-24 1952 Siskiyou ca 6 mi nw Pilgrim Creek Experiment Station (beside Cold Creek at the Military Road crossing, e side Mount Shasta); Mount Shasta, Cold Creek Comment
  UC642582  Juncus howellii F. J. Hermann 1939-7-21 13711 Siskiyou Bear Springs Mount Shasta 1524 Comment
  HSC92869  Juncus mertensianus Jennifer Whipple 1977-7-20 1998 Siskiyou N slopes of Mount Eddy 2500 Comment
  HSC22107  Juncus nevadensis J. O. Sawyer 1969-8-5 1760 Siskiyou W of Little Duck Lake 2073 Comment
  JEPS5819  Juncus nevadensis W. L. Jepson 1940-7-3 20114 Siskiyou 5 mi se Bartle; Big Bear Flat 1219 Comment
  HSC71105  Juncus nevadensis var. nevadensis Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-24 4511 Siskiyou Along W side of Hwy. 3 just N of Scott Mtn. Summit 1616 Comment
  HSC71132  Juncus nevadensis var. nevadensis Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-24 4496 Siskiyou Along W side of Hwy. 3 just N of Scott Mtn. Summit 1616 Comment
  POM111047  Juncus nevadensis var. nevadensis Geo D. Butler 1910-6-20 1594 Siskiyou Yreka. Comment
  SBBG27960  Juncus occidentalis L. C. Wheeler 1934-8-17 3185 Siskiyou N side of White Mtn, Siskiyou Mtns 1828 Comment
  UC618368  Juncus parryi John Thomas Howell 1937-7-24 13425 Siskiyou Caribou Basin Salmon-Trinity Alps 1981 Comment
  RSA233708  Juniperus communis var. montana Robert F. Thorne, Fred Oettinger 1969-8-10 39011 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta. 2439 Comment
  HSC22408  Juniperus communis var. saxatilis J. O. Sawyer 1969-7-9 1245 Siskiyou W facing slope above Bingham Lake 2317 Comment
  HSC31502  Juniperus occidentalis Steve Selva, Roger Jensen 1974-8-24 45 Siskiyou S facing slopes along Road 8 to Sugar Lake Trail Comment
  UC401376  Juniperus occidentalis Geo. D. Butler 1909-3-6 580 Siskiyou dry hill near Yreka Comment
  POM281925  Juniperus occidentalis var. occidentalis Lyman Benson 1929-3-27 1075 Siskiyou Rocky slopes by Klamath River, Pacific Hwy Comment
  CAS-BOT-BC246175  Keckiella lemmonii Alice Eastwood 1917-9-2 6635 Siskiyou Shasta Springs Comment
  CAS-BOT-BC246181  Keckiella lemmonii Wm. Bridge Cooke 1941-8-28 16228 Siskiyou On bluff above big Squaw Valley Creek Spring above McCloud, Mount Shasta 1524 Comment
  CAS-BOT-BC246183  Keckiella lemmonii Nora Pettibone 1894-8-7 s.n. Siskiyou Upper Soda Springs Comment
  NY790362  Keckiella lemmonii A. Eastwood 1912-7-23 1348 Siskiyou Cantara Comment
  UC60949  Keckiella lemmonii Geo. B. Grant Sep 1902 4189 Siskiyou Dunsmuir Comment
  CAS-BOT-BC94868  Kelloggia galioides R. C. Wenk 2008-7-24 928 Siskiyou Kangaroo Lake, S of Gazelle-Callahan Road 1889 Comment
  SD76172  Kelloggia galioides Helen V. Witham 1969-10-6 558 Siskiyou Rocky slope above Kangaroo Lake, Scott Mts. 2400 Comment
  UC1023834  Kelloggia galioides Douglas Barbe 1955-7-26 273 Siskiyou n slope Scott Mtn.; Klamath Mountains 1828 Comment
  RSA93332  Kelloggia galioides F. W. Peirson 1923-7-19 4501 Siskiyou 16 miles S of Bray. Comment
  RSA0103865  Kopsiopsis strobilacea B. Templeton 1964-6-9 10176 Siskiyou Slope of Mt. Shasta. Comment
  CAS-BOT-BC340367  Kyhosia bolanderi Louis C. Wheeler 1934-8-10 3103 Siskiyou Dead Cow Creek, Siskiyou Mts. 1828 Comment
  CAS-BOT-BC340418  Lactuca canadensis Alice Eastwood 1917-9-2 6695 Siskiyou Shasta Springs Comment
  CAS-BOT-BC341691  Lagophylla ramosissima A. A. Heller 1919-6-27 13279 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  SEINET3131407  Lathyrus californicus G. D. Butler 1910-7-6 1644 Siskiyou Shackleford Creek 914 Comment
  JEPS55248  Lathyrus jepsonii var. californicus W. L. Jepson 1894-8-9 13617 Siskiyou Shasta Springs Comment
  RSA48211  Lathyrus lanszwertii var. brownii Roxana S. Ferris, Laura Lorraine 1948-6-12 11828 Siskiyou One mile below summit of Gazelle Mountain, Gazelle-Callahan grade, west side. 1220 Comment
  HSC71346  Lathyrus lanszwertii var. lanszwertii J. P. Smith 1976-5-21 8778 Siskiyou Klamath National Forest, FS Rd. 40N08, 12.3 mi. from its junction with Hwy. 3 1220 Comment
  UC673249  Lathyrus lanszwertii var. tracyi Lincoln Constance and Reed C. Rollins 1942-5-12 2898 Siskiyou 2 mi n Somes Bar; North Coast Ranges, Klamath River 182 Comment
  HSC61919  Lathyrus nevadensis var. nevadensis Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1555 Comment
  UC375398  Lathyrus nevadensis var. nevadensis Geo. D. Butler 1908-8-10 398 Siskiyou Shackleford Creek Comment
  UC564208  Layia glandulosa Elmer I. Applegate 1935-6-2 9263 Siskiyou Lyons Road near Juniper Butte; Lava Beds National Monument Comment
  JEPS93928  Lepidium campestre Vernon H. Oswald and Lowell Ahart 1998-8-3 9404 Siskiyou Gazelle-Callahan Road 11.5 mi w of Gazelle; Gazelle-Callahan Road 1524 Comment
  CAS-BOT-BC89161  Lepidium draba L. E. Smith 1912-7-1 s.n. Siskiyou Yreka. Comment
  CDA17127  Lepidium perfoliatum G. F. Hrusa, T. D. Wilfred 2001-6-5 15841 Siskiyou Shasta Valley; at northbound exit from I-5 at Louie Rd. 829 Comment
  CHSC524  Lepidium perfoliatum G. Spurlock 1935-6-1 Siskiyou Comment
  CAS-BOT-BC12833  Lepidium perfoliatum L. E. Smith 1915-5-1 s.n. Siskiyou Hilt. Comment
  CAS-BOT-BC60144  Lepidium virginicum var. menziesii R. E. Frenkel 1964-10-2 877 Siskiyou On Everitt Memorial Highway near McBride Springs, near Mount Shasta. 1493 Comment
  CAS-BOT-BC60145  Lepidium virginicum var. menziesii R. E. Frenkel 1964-7-15 690 Siskiyou Near Mount Shasta on shoulder of Everitt Memorial Highway near McBride Springs. 1493 Comment
  CAS-BOT-BC60146  Lepidium virginicum var. menziesii Carl B. Wolf 1927-8-26 1095 Siskiyou On the Klamath River, 14 miles above Happy Camp. Comment
  HSC30429  Leptosiphon harknessii Frederick W. Oettinger 1968-8-8 577 Siskiyou Marble Mtn. Wilderness Area, Tobacco Lake 1890 Comment
  JEPS20614  Lessingia nemaclada Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sims Region of the Upper Sacramento Comment
  POM56235  Lessingia nemaclada Geo. D. Butler 1910-8-13 1827 Siskiyou Scott Valley Comment
  UC1409437  Leucothoe davisiae Frederick W. Oettinger 1968-8-1 347 Siskiyou at n end of Little Hancock Lake, in vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area Little Hancock Lake; Salmon Mountains, Marble Mountain Wilderness Area, Little Ha 2042 Comment
  LA86527  Lewisia cotyledon John M. Tucker; 1963-7-7 3713 Siskiyou Marble Mountain Wilderness Area, in vicinity of Paradise Lake, at base of Kings Castle on E side 1981 Comment
  HSC74912  Lewisia cotyledon J. P. Smith 1978-5-28 9955 Siskiyou Klamath National Forest, FS Rd. 39N27, 3.1 mi. S of Sawyers Bar 1220 Comment
  RSA756941  Lewisia cotyledon R. F. Thorne 1969-8-2 63342 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  UCD19287  Lewisia cotyledon Julie Knorr 1978-7-14 18 Siskiyou Marble Mountain Wilderness, rocky bluff 1 mi. below summit lake on trail. 1889 Comment
  CAS-BOT-BC444055  Lewisia cotyledon var. cotyledon Doris K. Kildale 1928-8-19 6538 Siskiyou Top of divide between English & Hancock Lake on trail to Marble Mt. 2194 Comment
  RSA211266  Lewisia cotyledon var. heckneri William J. Ferlatte 1966-6-22 76 Siskiyou Josephine Lake basin; Trinity Alps. 1677 Comment
  HSC69262  Lewisia leeana John Palmer 1980-7-24 661 Siskiyou Dillon Divide 1707 Comment
  HSC44986  Lewisia leeana J. O. Sawyer 1978-6-21 3291 Siskiyou Marble Mtn. Wilderness area, ridge above Crapo Meadow 2012 Comment
  RSA65683  Lewisia leeana Dorothy Tebbe 1929-7-22 10902 Siskiyou Rocky summits just above Crater Lake, Mt. Eddy. 1982 Comment
  RSA120758  Lewisia triphylla S. S. Tillett 1956-7-9 661 Siskiyou Little Carmen Lake, n. side of Scott Mtn. Siskiyou-Trinity cos. line, ca. 8 mi. se. of Callahan 1829 Comment
  CAS-BOT-BC283814  Leymus cinereus L. E. Smith 1915-7-1 s.n. Siskiyou Bray Comment
  SEINET10661901  Leymus cinereus Lowell Ahart, John Dittes 2005-6-10 Ahart 12109 Siskiyou T43N, R5W, northwest 1/4 Section 5. 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. 777 Comment
  CDA32461  Leymus cinereus T. C. Fuller 1958-6-19 1808 Siskiyou Fence row adjacent to open pasture, 3 miles northeast of Montague 0 Comment
  SEINET10531252  Libocedrus decurrens Edwin B. Copel 1903-8-13 Copeland 3913 Siskiyou Sisson. On Big Spring Creek. 3500 feet. 1050 Comment
  UCD127546  Ligusticum californicum J. M. Tucker 1963-8-20 3786 Siskiyou Canyon Creek, ca. 1/2 mile northeast of the Marble Valley Guard Station, Marble Mountain Wilderness Area. 1920 Comment
  UC630405  Ligusticum grayi Annetta Carter 1939-8-21 1472 Siskiyou 12 mi. s.w. Etna (above s.e. end of Taylor Lake); Salmon Mts. 2194 Comment
  UC663138  Ligusticum grayi W. C. McCalla 1940-7-5 6356 Siskiyou s. Mt. Shasta (near McCloud) 1249 Comment
  HSC98150  Lilium kelleyanum J. O. Sawyer 1968-7-10 515 Siskiyou S side of Sugar Creek. 1616 Comment
  RSA238844  Lilium kelleyanum Frederick W. Oettinger 1968-8-6 420 Siskiyou At the southeast corner of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 1921 Comment
  RSA238846  Lilium kelleyanum Frederick W. Oettinger 1967-7-30 218 Siskiyou The NW side of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  CAS-BOT-BC509378  Lilium kelleyanum John Thomas Howell 1939-8-7 15114 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  SEINET10469573  Lilium kelleyanum Mary Susan Taylor 1980-7-8 Taylor 3099 Siskiyou T39N R5W ne sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on NW side of Castle Lake, along edge of lake. 1615 Comment
  UC618679  Lilium pardalinum unknown 1938-7-15 11197 Siskiyou Bear Springs Mount Shasta (meadow between two springs resulting in Bear Springs) Comment
  CAS-BOT-BC130815  Lilium pardalinum W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klinks Meadow Comment
  CAS-BOT-BC130825  Lilium pardalinum Wm. Bridge Cooke 1938-7-15 11197 Siskiyou Bear Springs, also at Wagon Camp Comment
  HSC74924  Lilium pardalinum subsp. pardalinum J. P. Smith 1978-7-2 9961 Siskiyou Along the Rd. to Cook and Green Pass (48N02), 2.9 mi. N of Seiad Creek, Klamath National Forest 1067 Comment
  HSC96874  Lilium pardalinum subsp. shastense Gordon Leppig, J. Cromwell 1997-7-25 581 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake 2200 Comment
  UC1334272  Lilium pardalinum subsp. shastense Albert M. Vollmer and Ira L. Wiggins 1940-7-5 7 Siskiyou ca. 10 mi. n.e. Sawyer's Bar (along banks of Cow Creek, on rd. to Etna); Cow Creek 975 Comment
  HSC62308  Lilium pardalinum subsp. wigginsii Al Hobart 1967-8-8 Siskiyou Youngs Valley Comment
  CAS-BOT-BC133096  Lilium washingtonianum subsp. washingtonianum L. E. Smith 1913-1-1 s.n. Siskiyou Mt. Shasta Comment
  UC984811  Lilium washingtonianum subsp. washingtonianum A. M. Vollmer and L. Beane Jul 1951 186 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC123092  Lilium wigginsii Lawrence Beane; Albert Michael Vollmer 1954-7-16 1266 Siskiyou Siskiyou Mountains near Oregon border west of Hwy 99 Comment
  UC907988  Linanthus androsaceus Mabel Ruttle 1927-5-5 Siskiyou Dunsmuir Comment
  JEPS97797  Linanthus harknessii J. Greenhouse 2000-7-16 5010 Siskiyou Boundary of Siskiyou and Trinity counties Scott Mountain Summit campground; Scott Mountain, Klamath National Forest, Trinity National Fo 1645 Comment
  CAS-BOT-BC240384  Linnaea borealis subsp. longiflora L. E. Smith 1913-7-12 458 Siskiyou Downeys Mill Comment
  RSA0087559  Linnaea borealis subsp. longiflora Douglas Barbe 1955-7-5 101 Siskiyou Klamath Mountains, about 12 miles south of Etna on French Creek. 1097 Comment
  HSC99615  Linum lewisii Jennifer Whipple 1976-6-19 1066 Siskiyou N-facing slopes in the Eddy Creek drainage 2195 Comment
  JEPS64492  Listera convallarioides W. L. Jepson Jul 1894 21281 Siskiyou Sisson Comment
  CAS-BOT-BC36540  Lithocarpus densiflorus var. echinoides Carl B. Wolf 1931-9-2 2393 Siskiyou 4 miles above junction of McCloud Road with the Pacific Highway 1188 Comment
  HSC44954  Lithophragma glabrum J. O. Sawyer 1978-6-16 3219 Siskiyou Marble Mtn. Wilderness Area, Upper Elk Valley 1951 Comment
  SEINET10497325  Lithospermum californicum Mary Susan Taylor 1980-7-8 Taylor 3088 Siskiyou T40N R4W sec 32, Weed quad; Shastan Trinity Natl Forest; on N side of Castle Laek Rd (39N24), ca. 0.9 mi W of its jct with 40N26 at SE side of Lake Siskiyou. 1036 Comment
  CHSC105872  Lithospermum ruderale Julie Kierstead Nelson 2008-7-12 2008 -005 Siskiyou South slope of Mt. Shasta in mixed conifer-black oak forest. 1325 Comment
  UC643294  Lithospermum ruderale W. Bridge Cooke 1940-6-4 15004 Siskiyou <along logging road leading up from Bolam Station> Bolam Station; Mount Shasta 1371 Comment
  JEPS98786  Lolium Sue Pappalardo 1993-7-19 508 B Siskiyou about 4 mi SE of Bear Mountain Lookout (between Forest Service roads 40N38 and 40N36); Shasta Trinity National Forest, McCloud Ranger District 1300 Comment
  SEINET10591981  Lolium perenne George D. Butler 1910-6-15 Butler 1563 Siskiyou Damp land near Yreka. Comment
  SD88295  Lomatium dasycarpum Darley F. Howe 1972-7-8 Siskiyou Nine and one half miles north of Weed on Highway 97. Comment
  HSC22214  Lomatium engelmannii J. O. Sawyer 1969-6-12 901 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  HSC91133  Lomatium engelmannii Jennifer Whipple 1976-7-14 1470 Siskiyou SE slope of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  JEPS120250  Lomatium engelmannii Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -059 Siskiyou South Fork Willow Creek, foothills of N side Scott Mountain. Rd. 42N19; ca. 2 miles S of Gazelle-Callahan Hwy. Comment
  JEPS95665  Lomatium engelmannii Vernon H. Oswald and L. Ahart 1999-7-5 9819 Siskiyou Hwy. 3 on Scott Mtn. 5.9 mi southeast of Gazelle-Callahan Hwy., 0.6 mi north-west of the highway summit: T40N R7W Sect. 32, 5150 ft, mixed coniferous forest 1569 Comment
  UC1400365  Lomatium macrocarpum Frederick W. Oettinger 1969-7-10 958 Siskiyou s.-s.w. Upper English Lake; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 1920 Comment
  UC726881  Lomatium macrocarpum A. A. Heller 1925-6-25 13894 Siskiyou State Hwy. 3 mi. n. Mt. Shasta Comment
  HSC29129  Lomatium macrocarpum Frederick W. Oettinger 1969-7-10 958 Siskiyou Marble Mountain Wilderness Area, SSW of Upper English Lake 1921 Comment
  OBI8923  Lomatium macrocarpum Tracey Call, Viola Call 1964-6-22 2279 Siskiyou On Montague Rd. 5 mi W of Mt Hebron town 1554 Comment
  CAS-BOT-BC217789  Lomatium peckianum L. E. Smith 1913-6-29 422 Siskiyou Mt. Eddy Comment
  UC1552567  Lomatium peckianum William J. Ferlatte and Linda M. Barker 1988-5-19 2113 Siskiyou 5 1/2 mi. n.w. Weed (s. end Weed Airport, adjacent to runway taxi-lane, 100 yds. s. of Airport buildings at s. end of Airport Runway) 893 Comment
  JEPS101783  Lomatium vaginatum Dean W. Taylor 1999-6-9 17239 Siskiyou Agate Flat, 0.3 miles S of Oregon State Line 1005 Comment
  HSC42904  Lonicera ciliosa J. O. Sawyer, Ken Stillman 1976-5-28 2728 Siskiyou Along Rd. W of Sawyers Bar. 610 Comment
  UC164423  Lonicera ciliosa Geo. D. Butler 1908-6-29 998 Siskiyou Cherry Creek Comment
  UC1037476  Lonicera conjugialis Douglas Barbe 1955-7-6 130 Siskiyou se shore Taylor Lake; Klamath Mountains, Salmon Mtns. 1950 Comment
  POM46730  Lonicera interrupta E. B. Copeland 1903-7-5 3492 Siskiyou Klamathon. Comment
  RSA50164  Lonicera interrupta E. K. Balls 1949-7-10 13956 Siskiyou 5 miles from Sawyer's Bar on road to Cecilville. Comment
  CAS-BOT-BC200967  Lotus Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  SEINET3523666 Image available Lotus A. A. Heller 1927-8-2 14439 Siskiyou Shasta Valley Comment
  UC15553  Lotus crassifolius var. crassifolius Milo S. Baker 1893-8-18 Siskiyou McCloud River Comment
  UC33400  Lotus crassifolius var. crassifolius W. C. Blasdale Aug 1894 Siskiyou Sisson Comment
  HSC103350  Lotus crassifolius var. crassifolius Thomas W. Nelson, Jane Nelson 1983-7-29 7510 Siskiyou Along Forest Service Rd. 41N14, 5 mi. N of junction with Callahan-Cecilville County Rd., at crossing over Sugar Creek. 1433 Comment
  RSA105529  Lotus unifoliolatus G. D. Barbe 025 Siskiyou 1.8 miles north of Callahan. 1006 Comment
  POM27064  Lotus unifoliolatus Geo. D. Butler 1910-6-27 1610 Siskiyou Yreka Comment
  UCD113636  Luetkea pectinata Alfred H. Murphy 1960-8-10 60 G Siskiyou Klamath National Forest, below Black Mtn. 2072 Comment
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Apr 3 2015
  UCR101255  Luina hypoleuca L. C. Wheeler 1959-7-25 7590 Siskiyou Salmon/Marble Mtns, Facing the Salmon River, a few mi downstream from the Forks of the Salmon. 222 Comment
  UC865577  Lupinus A. A. Heller 1916-7-19 12458 Siskiyou near Sisson; near Sisson 1074 Comment
  OBI53778  Lupinus David J. Keil 1992-7-20 23476 Siskiyou 10.3 mi W of Fort Jones along Scott River Rd 900 Comment
  OBI55450  Lupinus David J. Keil 1992-7-20 23508 Siskiyou Klamath Natl Forest, SW of Fort Jones. Along Forest Rd 46N64, 7.4 mi W of Scott river Rd 800 Comment
  RSA119492  Lupinus C. P. Smith 1947-5-13 47276 Siskiyou 6.3 miles east of Weed. Highway 97. Comment
  SEINET11148965 Image available Lupinus C. P. Smith 1940-1 15305 Siskiyou Along the road in the Box Canyon of the Sacramento near Mount Shasta City. 914 Comment
  RSA166287  Lupinus adsurgens var. adsurgens Donald Myrick 1961-6-21 303 -A Siskiyou On Deer Camp Road above Oak Knoll Ranger Station on Klamath River 19 miles west of Highway 99. 1372 Comment
  SEINET10544018  Lupinus albicaulis subsp. shastensis William B. Cooke 1938-7-29 Cooke 11388 Siskiyou Mt. Shasta, chaparral 1219 Comment
  RSA119507  Lupinus albicaulis var. shastensis W. Bridge Cooke 1938-7-29 386 Siskiyou Mt. Shasta 1220 Comment
  CDA16170  Lupinus albifrons G. F. Hrusa, T. D. Wilfred 1999-5-31 15069 Siskiyou Klamath Ranges; E side of I-5 at Klamath R. rest area +- 10 mi N of Yreka 640 Comment
  CAS-BOT-BC195962  Lupinus albifrons var. albifrons Lewis S. Rose 1945-6-18 45074 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC195968  Lupinus albifrons var. albifrons Charles Piper Smith 1947-5-6 47203 Siskiyou Gazelle, 3.2 miles south, Highway 99 Comment
  CDA27371  Lupinus albifrons var. collinus K. S. Buchanan 1975-5-29 Siskiyou Interstate 5 north of Weed airport. 0 Comment
  HSC24691  Lupinus andersonii J. O. Sawyer 1969-7-9 1226 Siskiyou SE facing slope above South Sugar Lake 1890 Comment
  UC15899  Lupinus angustiflorus Milo S. Baker 1895-8-5 Siskiyou Medicine Lake Comment
  POM24895  Lupinus arbustus Geo. D. Butler 1909-6-22 917 Siskiyou Goosenest Foothills. 1524 Comment
  SEINET10871218  Lupinus arbustus subsp. silvicola Paul Gallian, Billy Joe Cox 1971-6-9 Gallian 688 Siskiyou 11 miles n of weed, on us hwy 97; decomposed lava, sandy on slight se facing Slope; assoc. With juniper, artemisia, purshia and arctostaphylos 1250 Comment
  UCD106687  Lupinus argenteus Robert E. Preston 1995-6-18 872 Siskiyou ca. 3 mi ese of Hornbrook, in oak woodland adjacent to Ager Rd; (Copco 15' quad). 701 Comment
  CAS-BOT-BC196352  Lupinus argenteus var. argenteus J. M. Tucker 1950-7-24 1960 Siskiyou Outskirts of Dorris Comment
  CAS-BOT-BC196695  Lupinus breweri var. breweri Elmer I. Applegate 1923-9-7 3967 Siskiyou Dry Lake Lookout Station, Doggett Ridge, south slope of the Siskiyou Mountains Comment
  OBI36619  Lupinus croceus David J. Keil 1983-7-3 17377 Siskiyou Ca. 1.5 mi NW of Scott Mtn pass on SR 3 1524 Comment
  CAS-BOT-BC8430  Lupinus croceus var. croceus H. E. Brown 1897-6-11 396 Siskiyou North side of Mt. Shasta Comment
  SD125491  Lupinus croceus var. croceus P. Kenney, M. L. Conrad, D. B. Dunn 1973-6-4 384 Siskiyou 6.4 miles west of Callahan, on steep roadbank along road from Cecilville to Callahan 1737 Comment
  UC1481294  Lupinus croceus var. pilosellus M. L. Conrad, Dunn, and Kenney 1973-6-2 6988 Siskiyou on road to Callahan, ne Cecilville Store; ne of Cecilville Store 2072 Comment
  RSA413558  Lupinus densiflorus var. densiflorus E. E. Stanford 1930-6-16 1606 Siskiyou Near Hornbrook. Comment
  RSA372145  Lupinus klamathensis M. L. Conrad, David B. Dunn, P. Kenney 1973-6-2 6972 Siskiyou 1.1 mile from Interstate 5 on Highway 3, southwest of Yreka. 915 Comment
  UC2062868  Lupinus klamathensis M. L. Conrad, Dunn, and Morris 1973-6-1 6964 Siskiyou Road cut, 0.1 mile north of Hornbrook. Comment
  HSC41642  Lupinus lapidicola Jennifer Whipple 1976-6-12 975 Siskiyou SE slope of Mt. Eddy draining into the N Fork of the Sacramento River 2195 Comment
  RSA523664  Lupinus lapidicola Richard Halse 1989-5-6 3817 Siskiyou Along Old Hwy 99, 3.2 miles south of Gazelle or 4.2 miles north of its jct with Old Stage Road. 888 Comment
  HSC63293  Lupinus latifolius subsp. viridifolius M. A. Baker 1979-7-30 1082 Siskiyou Marble Mtn. Wilderness, .8 k. SE of Tickner (Peak) 2100 Comment
  RSA32903  Lupinus latifolius subsp. viridifolius A. A. Heller 1928-6-9 14601 Siskiyou Shasta Retreat Comment
  UC146922  Lupinus latifolius var. viridifolius Harley P. Chandler June, 1901 1623 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges, near Marble Mountain 2133 Comment
  SEINET7042827 Image available Lupinus latifolius var. viridifolius A. G. Vestal 1955-5-16 s.n. Siskiyou Serpentine ca. 6.2 miles northwest of Weed. Weed quadrangle UTM Zone 10, 543291mE, 4591309mN. Comment
  CHSC102566  Lupinus lepidus var. sellulus L. P. Janeway 2009-8-4 9893 Siskiyou High Cascade Range. Flat open area along Military Pass Road (43N19) 3.4 km east of Military Pass, 6.4 air km northwest of Ash Creek Butte. 1804 Comment
  UC1332444  Lupinus lepidus var. sellulus Ralph K. Gierisch 1968-8-6 3366 Siskiyou Elk Flat; Shasta-Trinity National Forest, Elk Flat 1310 Comment
  UC148427  Lupinus leucophyllus Katharine Brandegee July 1887 Siskiyou Ager Comment
  UC922627  Lupinus leucophyllus Annie M. Alexander and Louise Kellogg 1948-9-13 5618 Siskiyou Canyon Creek Siskiyou Mountains, , Canyon Creek (branch of Scott River) 762 Comment
  SEINET10488736  Lupinus leucophyllus James L. Reveal, Mark L. Reveal 1975-8-15 Reveal 3950 Siskiyou Siskiyou mts, klamath nat'l forest, along the dry lake lookout rd (forest Service rd 40s01), 0.3 mi. W of the jct with 47n40, nw of round mt., On a Serpentine ridge, assoc. With pine-oak woodlands, sec 27, t47n, r9w. Comment
  UCD107955  Lupinus leucophyllus Freed W. Hoffman 1948-7-8 2417 Siskiyou Scott Bar Lodge, Scott River. Comment
  UC156996  Lupinus luteolus Geo. D. Butler 1908-6-23 375 Siskiyou near Yreka; near Yreka Comment
  UC15983  Lupinus obtusilobus W. H. Brewer 1862-9-13 1387 Siskiyou Mount Shasta 2438 Comment
  RSA0064517  Lupinus onustus Daisie Huang 2006-8-4 06080406 Siskiyou Castle Lake Road. 1326 Comment
  UC144513 Image available Lupinus onustus A. A. Heller 1905-6-15 8037 Siskiyou near Sisson; ; near Sisson, Siskiyou Co. Comment
  UC157013  Lupinus polyphyllus var. polyphyllus Geo. D. Butler 1908-6-28 376 Siskiyou Oro Fino, L. Eastlick's Meadow Oro Fino Comment
  HSC68532  Lupinus sellulus var. artulus Maralyn A. Renner 1980-6-24 1071 Siskiyou 1/2 mi. E of Cook and Green Pass 1555 Comment
  UC1223256  Lupinus tracyi Joseph P. Tracy 1950-7-20 19208 Siskiyou about 4 mi se of Elk Valley (Del Norte County) in Flint Valley 1432 Comment
  HSC42961  Luzula comosa J. O. Sawyer, K. T. Stillman 1976-5-30 2759 Siskiyou Along Specimen Creek. 915 Comment
  HSC69299  Luzula comosa Maralyn A. Renner 1980-7-24 1990 Siskiyou Pacific Crest Trail above Lily Pad Lake 1799 Comment
  POM116865  Luzula comosa Geo D. Butler 1910-7-9 1701 Siskiyou Shackleford Creek. 1220 Comment
  CAS-BOT-BC436698  Luzula comosa var. laxa Wm. Bridge Cooke 1939-7-7 13602 Siskiyou Mt. Shasta: between Bear Springs and Wagon Camp 1676 Comment
  RSA578038  Luzula comosa var. laxa L. C. Wheeler 1935-6-27 3603 Siskiyou Head of Etna Creek, Marble Mountains 1799 Comment
  HSC92867  Luzula divaricata Jennifer Whipple 1976-7-23 1518 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2317 Comment
  HSC22203  Luzula parviflora J. O. Sawyer 1968-7-2 380 Siskiyou Upper drainage of Joe Creek 1677 Comment
  JEPS74561  Luzula piperi W. J. Ferlatte 1966-8-5 349 Siskiyou Caribou Mountain Trinity Alps, Caribou Mtn 2468 Comment
  HSC86442  Luzula subcongesta D. K. Imper Jun 1987 Siskiyou 8 mi. E of the town of Mt. Shasta 2134 Comment
  RSA0015987  Lythrum hyssopifolia Geo. D. Butler 1910-8-3 1811 Siskiyou Yreka Creek. Comment
  RSA14489  Machaeranthera canescens var. shastensis Elmer I. Applegate 1923-8-20 3900 Siskiyou Ranger station, west end of Medicine Lake 1982 Comment
  HSC90703  Madia citriodora K. L. Chambers 1967-6-22 2845 Siskiyou About 500 ft. above and E of the freeway (Hwy. 5 ) at the Hilts exit, Siskiyou Pass 1098 Comment
  UC195407  Madia elegans A. A. Heller 1916-8-24 12556 Siskiyou near Sisson 1074 Comment
  CAS-BOT-BC343994  Madia elegans Louis C. Wheeler 1934-9-18 3280 Siskiyou Klamath River near Beaver Creek, Siskiyou Mts. 548 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
  RSA211521  Madia gracilis subsp. gracilis William J. Ferlatte 1966-8-3 248 Siskiyou Trinity Alps: Big Flat, wooded area near public camp 1524 Comment
  UC179495  Madia sativa subsp. dissitiflora A. A. Heller 1914-8-25 11707 Siskiyou Deetz Station near Black Butte; Deetz Station 1158 Comment
  POM266582  Mahonia aquifolium Lester Rowntree 1932-8-2 s.n. Siskiyou Happy Camp Rd. Comment
  RSA15597  Mahonia aquifolium C. B. Wolf 1927-8-27 1110 Siskiyou Happy Camp, Klamath River. Comment
  RSA50135  Mahonia nervosa E. K. Balls 1949-7-10 13963 Siskiyou 8.6 miles from Sawyers Bar on the way to Cecilville. 762 Comment
  POM97669  Mahonia repens Geo. D. Butler 1910-8-1 1807 Siskiyou Yreka Creek. Comment
  HSC18912  Maianthemum racemosum subsp. amplexicaule J. O. Sawyer 1968-7-2 381 Siskiyou Upper drainage of Joe Creek 1677 Comment
  CAS-BOT-BC512766  Maianthemum racemosum subsp. amplexicaule John Thomas Howell 1937-7-23 13372 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CHSC2310  Maianthemum stellatum M. Yoder 1941-7-21 Siskiyou Castle Lake. 1950 Comment
  CAS-BOT-BC514187  Maianthemum stellatum Gilbert Muth 1966-7-8 365 Siskiyou Marble Valley, Marble Mountains 1792 Comment
  SEINET11601609 Image available Malacothrix floccifera L. Constance 1950-7-15 3355 Siskiyou Scott River, Scott Valley between Fort Jones and Etna 914 Comment
  SEINET7881717 Image available Malacothrix floccifera H. L. Mason 1950-1 3355 Siskiyou Scott River, Scott Valley between Fort Jones and Etna 914 Comment
  RSA211116  Malva neglecta W. J. Ferlatte 1966-8-3 261 Siskiyou Siskiyou Co., Mountain Meadow Ranch 1524 Comment
  UC164083  Marah oregana Geo. D. Butler 1909-5-8 731 Siskiyou Klamath River Comment
  CHSC91369  Marrubium vulgare Lowell Ahart; John Dittes 2005-6-10 12106 Siskiyou Rocky high bank, on the east side of the Shasta River, about 20 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-BC105074  Melica aristata R. C. Wenk 2008-7-24 916 Siskiyou SW side of Mount Shasta, growing by side of road, Everitt Memorial Highway 1676 Comment
  CAS-BOT-BC271211  Melica bulbosa C. L. Hitchcock; J. S. Martin 1939-7-9 5311 Siskiyou Between King's Castle and Black Mt., west side of ridge 1828 Comment
  CAS-BOT-BC271213  Melica bulbosa Jason Swallen 1939-7-21 13735 Siskiyou Above Wagon Camp, Mount Shasta 1767 Comment
  HSC26105  Melica bulbosa J. P. Smith, J. O. Sawyer, Marilyn O'Meara 1972-7-3 5674 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  SEINET207388 Image available Melica geyeri Rimo Bacigalupi, Mr. & Mrs. Van Deventer 1959-7-10 7312 Siskiyou Twin Valley Siskiyou Mts. just east of Del Norte County Line; 4 airmiles north-northeast of Preston Peak 1494 Comment
  HSC39870  Melica stricta J. O. Sawyer 1969-7-9 1264 Siskiyou N slope of Grizzly Peak. 2378 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
  CAS-BOT-BC428544  Micranthes aprica W. R. Dudley 1893-6-20 s.n. Siskiyou Opposite side of Castle Lake outlet Comment
  UCD13283  Micranthes bryophora K. F. Mawdsley 1996-7-10 16 a Siskiyou California, Siskiyou County. Little Castle Lake, Seven Lakes Basin 7.5 topo. Comment
  CAS-BOT-BC428978  Micranthes ferruginea Ira L. Wiggins 1955-7-27 13548 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  UCD102876  Micranthes odontoloma J. M. Tucker 1963-8-19 3778 Siskiyou Marble Mountain Wilderness Area, at the east base of Marble Mountain, headwaters of Canyon Creek. 1950 Comment
  CAS-BOT-BC429156  Micranthes odontoloma Gilbert Muth 1965-8-17 308 Siskiyou Lower Creek on trail to Blk. Mt. Comment
  HSC46230  Micropus californicus var. californicus Jennifer Whipple 1978-6-5 2341 Siskiyou Weston Gulch in Scott Valley 854 Comment
  UC163825  Microseris laciniata subsp. laciniata Geo. D. Butler 1910-5-28 1420 Siskiyou Shasta Valley Comment
  CDA8390  Microseris laciniata subsp. laciniata T. C. Fuller 1958-6-19 1823 Siskiyou Highway 99, 3 miles south of Gazelle. 0 Comment
  HSC68571  Microseris nutans Maralyn A. Renner 1980-6-23 967 Siskiyou W Fork Seiad Creek 878 Comment
  UC1190270  Microseris nutans Ira L. Wiggins 1955-7-27 13520 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  POM35783  Microseris nutans Geo D. Butler 1910-6-4 1498 Siskiyou Shackleford Creek. Comment
  UC130567  Microseris nutans H. M. Hall July, 1909 8676 Siskiyou Salmon River Salmon Mountains 1615 Comment
  HSC30212  Microsteris gracilis William J. Ferlatte 1968-6-8 1135 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  HSC36955  Microsteris gracilis J. P. Smith 1974-5-26 7590 Siskiyou Along FS Rd. 47N03, 1/4 mi. NE of Chandler Glade 1768 Comment
  UC164362  Mimulus alsinoides Geo. D. Butler 1910-3-13 1129 Siskiyou Klamath River Comment
  JEPS11704  Mimulus breweri F. W. Pennell 1940-7-19 26197 Siskiyou Mount Shasta 1981 Comment
  UC169325  Mimulus breweri Harley P. Chandler June, 1901 1693 Siskiyou near Marble Mountain; North Coast Ranges, Shackleford Canyon 1981 Comment
  UC922555  Mimulus cardinalis Annie M. Alexander and Louise Kellogg 1948-9-5 5583 Siskiyou near mouth Matthews Creek; Siskiyou Mountains, South Fork of Salmon River Comment
  UC609342  Mimulus guttatus Eleanor Burks Hart 1938-8-25 947 Siskiyou Upper Wright Lake 2225 Comment
  SEINET515908  Mimulus jepsonii Vernon Oswald 1997-7-28 8783 Siskiyou Forest Route 56 (42N56) 3.7 mi. E of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave. 1756 Comment
  HSC39816  Mimulus lewisii J. O. Sawyer 1969-8-4 1801 Siskiyou Above Sugar Lake 2134 Comment
  UC1190172  Mimulus moniliformis Ira L. Wiggins 1955-7-22 13451 Siskiyou 9.5 mi above Cecilville; South Fork of Salmon River 1066 Comment
  RSA237537  Mimulus moschatus Frederick W. Oettinger 1966-8-7 41 Siskiyou Just below spring at Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness. 2043 Comment
  HSC39821  Mimulus moschatus var. moniliformis J. O. Sawyer 1969-8-1 1661 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  UCSB59405  Mimulus nanus var. jepsonii Thompson, David 1988-6-4 Siskiyou 8.0 mi E of McCloud along Hwy 89; SW corner of jct of Bigelow Meadows Road and Hwy 89; Opposite Hwy 89 from USFS Road 40N16; 2.4 mi W of turnoff for Cattle Camp (Cattle Camp Road); 2.0 mi W of USFS Ash Creek Station; T39N, R1W, S5 1100 Comment
  UC1258471  Mimulus nasutus John Palmer 1980-8-13 789 Siskiyou near F.S. Rd. 47N44 (from Beaver Creek Road); Klamath National Forest, Condry Mtn. Quad., Dead Cow Creek 1615 Comment
  RSA183683  Mimulus primuloides Gilbert Muth 1965-8-3 156 Siskiyou Marble Valley, Marble Mtns. Comment
  HSC72401  Mimulus primuloides var. linearifolius J. P. Smith, Steve Selva 1970-7-18 4480 Siskiyou Hanging bog at Kangaroo Lake. 1890 Comment
  HSC91003  Mimulus primuloides var. linearifolius Jennifer Whipple 1976-9-3 1781 Siskiyou Mt. Eddy, W-facing slope of the ridge between Durney Lake and Little Crater Lake 2287 Comment
  HSC446  Mimulus tilingii William J. Ferlatte 1967-8-20 1056 Siskiyou Caribou Basin 2226 Comment
  CAS-BOT-BC174699  Minuartia howellii R. C. Barneby 1954-5-16 11523 Siskiyou 7 mi. n.-e. of Fort Jones 1005 Comment
  UC135646  Minuartia nuttallii subsp. gregaria Dr. E. B. Copeland 1903-9-7 3870 Siskiyou Mt. Eddy 2133 Comment
  JEPS51331  Minuartia rubella Harley P. Chandler June, 1901 1673 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  CHSC95108  Minuartia stolonifera L. P. Janeway 2006-7-4 8778 Siskiyou Klamath Ranges. Scott Mountains; along a short spur loop on northwest side of Hwy 3 4.8 road km southeast of Gazelle-Callahan Road; overlooking East Fork Scott River. Rocky north-facing serpentine slope. 1259 Comment
  HSC92010  Minuartia stolonifera Thomas W. Nelson, Jane P. Nelson 1979-6-16 4869 Siskiyou Along SR 3, 2.2 mi. N of Scott Mtn. Pass 1341 Comment
  UC101219  Mirabilis greenei Thos. Howell 1889-5-10 1386 Siskiyou Hornbrook Comment
  UCD59669  Mirabilis greenei Steve Orloff 2007-8-1 s. n. Siskiyou Northeast Siskiyou County, either Shasta or Butte Valley. Comment
  JEPS26520  Mitella diversifolia Lauramay T. Dempster 1961-7-2 1850 Siskiyou Mill Creek; at road crossing sw of Etna Comment
  CAS-BOT-BC433019  Mitella diversifolia Clarence R. Quick 1959-6-19 59 -18 Siskiyou 6.7 miles south of Four Corners on ridge south-east of Seiad Valley Comment
  HSC29428  Mitella trifida Frederick W. Oettinger 1969-8-22 1484 Siskiyou Marble Mtn. Wilderness Area, head of Pierce's Draw 1829 Comment
  POM91919  Mitella trifida Geo. D. Butler 1910-5-23 1391 Siskiyou Humbug Mtn. 1220 Comment
  HSC45197  Moehringia macrophylla J. O. Sawyer, E. Cope 1977-6-21 2984 Siskiyou Near Prescott Peak 1677 Comment
  HSC97697  Mollugo verticillata Thomas W. Nelson, Shauna Hee 2006-8-4 9462 Siskiyou Scott Mtn. Pass, along ridge between Carmen Lake, Hwy. 3, ridge S of junction of FS Rds. 40N08 and 44N44 1671 Comment
  CHSC4557  Monardella odoratissima J. E. Bowlin 1967-7-18 73 Siskiyou Off roadside, ca. 3.4 mi w of Mount Shasta Ski Bowl. 2164 Comment
  CHSC69081  Monardella odoratissima Vernon Oswald; Lowell Ahart 1997-7-28 8781 Siskiyou Forest Route 56 (42N56) 3.7 mi east of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave. 1755 Comment
  HSC75133  Monardella odoratissima J. P. Smith, Thomas W. Nelson 1979-6-16 10134 Siskiyou Klamath National Forest, along Hwy. 3, 3.1 mi. from the Scott Mtn. summit. 1280 Comment
  SD76167  Monardella odoratissima subsp. pallida Helen V. Witham 1969-10-9 596 Siskiyou McBride Springs Road, Mt. Shasta. 1500 Comment
  UC456090  Monardella odoratissima subsp. pallida I. J. Condit 1911-7-15 Siskiyou McCloud Comment
  SEINET10499763  Monardella sheltonii Mary Merello 1993-6-22 Merello 696 Siskiyou Shasta National Forest. Along Forest Road 26 to Lake Siskiyou outside of Mt. Shasta City. Mixed conifer forest. Steep, rocky serpentine slopes along Sacramento River. 1270 Comment
  UC2035870  Monardella villosa subsp. villosa C. Epling 1938-1 Siskiyou Klamath River slopes near Highway 99. Comment
  JEPS14831  Monotropa hypopitys Ranger Morgan Aug. 1913 Siskiyou Happy Camp Klamath Forest Comment
  JEPS93814  Montia linearis Vernon H. Oswald and Lowell Ahart 1998-6-11 9204 Siskiyou 9 air mi e of Grass Lake (22 air mi ne of Weed, Dry Lake on the s side of Tennant Road); Dry Lake, Tennant Road 1402 Comment
  CAS-BOT-BC445213  Montia parvifolia Dorothy Parker 1948-7-8 87 Siskiyou Etna Creek, Salmon Mountain 914 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
  RSA239108  Muhlenbergia filiformis Frederick W. Oettinger 1969-8-22 1492 Siskiyou Horse Hole pond, near Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  UCD86715  Muhlenbergia filiformis R. Tofsrud 1950-7-1 s.n. Siskiyou E. side of Mt. Shasta. Comment
  CAS-BOT-BC275340  Muhlenbergia jonesii W. B. C. 1938-7-29 11401 Siskiyou Above Bear Springs Comment
  JEPS95094  Muhlenbergia jonesii Vernon Oswald and Lowell Ahart 1997-7-28 8784 Siskiyou Forest Route 56 (42N56) 3.7 mi e of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave Yellow Jacket Ice Cave; Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave 1755 Comment
  CAS-BOT-BC275182  Muhlenbergia montana John Thomas Howell 1937-7-25 13442 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CHSC71320  Myosurus apetalus var. montanus Vernon H. Oswald; Lowell Ahart 1998-6-11 9221 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Rd. and Hwy. 97 ca. 5 mi north of Macdoel. Along the edge of a vernal pool. 1295 Comment
  JEPS117637  Myriophyllum sibiricum Lowell Ahart, John Dittes 2010-7-30 16941 Siskiyou About 30 yards northwest of the East Louie Road Bridge, along the west edge 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
  SEINET209083 Image available Myriophyllum sibiricum L. C. Wheeler 1935-6-23 3591 Siskiyou Shasta River 2 mi NW Montague. 762 Comment
  RSA237899  Narthecium californicum Frederick W. Oettinger 1969-7-31 1112 Siskiyou Boggy meadow west of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC1540246  Navarretia capillaris Dean W. Taylor 1987-6-26 9077 Siskiyou 2 mi se from Medicine Lake (Paynes Springs); se from Medicine Lake, Paynes Springs 1996 Comment
  JEPS101669  Navarretia heterandra Dean W. Taylor 1999-6-9 17244 Siskiyou Agate Flat, 0.3 miles S of Oregon State Line 1005 Comment
  POM74489  Navarretia intertexta Edward Palmer 1892-7-13 2451 Siskiyou Mt. Shasta and vicinity. Comment
  JEPS81653  Navarretia leucocephala subsp. minima L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2298 Siskiyou on US Hwy 97 0.8 mi s Bray junction; Murphy Wells 1493 Comment
  UCD48626  Navarretia pubescens Robert E. Preston 1995-6-18 879 Siskiyou CA: Siskiyou Co.; ca. 3 mi ese of Hornbrook, in oak woodland adjacent to Ager Rd; (Copco 15' quad). 701 Comment
  UC164112  Nemophila parviflora var. austiniae Geo. D. Butler 1910-4-24 1231 Siskiyou Quartz Valley Comment
  CAS-BOT-BC60568  Noccaea fendleri subsp. glauca Alice Eastwood 1912-8-30 2031 Siskiyou Mount Eddy. Comment
  HSC81566  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-7-17 6095 Siskiyou Along FS Rd. 17, 0.5 mi. N of summit at county line 2073 Comment
  HSC19125  Nothochelone nemorosa J. O. Sawyer 1969-8-18 1979 Siskiyou S of S Sugar Lake 2104 Comment
  HSC23605  Nothochelone nemorosa J. O. Sawyer 1970-7-15 2349 Siskiyou Above Bear Lake 1585 Comment
  HSC61504  Nothochelone nemorosa Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  JEPS11224  Nothochelone nemorosa Geo. D. Butler 1908-8-6 429 Siskiyou trail beyond Whiskey Camp (Independence Creek); Independence Creek 1676 Comment
  RSA14377  Nothochelone nemorosa Elmer I. Applegate 1923-9-7 3959 Siskiyou Dry Lake Lookout Station; Doggett Ridge, Siskiyou Mountains, Klamath River watershed. Comment
  POM259019  Oenothera elata subsp. hirsutissima W. Bridge Cooke 1940-7-12 15325 Siskiyou Along the Castle Lake Road near Mount Shasta City. 1067 Comment
  CAS-BOT-BC349956  Onopordum tauricum T. C. Fuller 1960-6-30 4648 Siskiyou F. Voelker prop., Wedge Meiss Lake Basin just S/Sam's Neck, ca. 15 miles SW/Dorris Comment
  CDA7576  Onopordum tauricum T. C. Fuller 1960-6-3 4648 Siskiyou F. Voelker property, west edge of Meiss Lake Basin just south of Sam s Neck, ca. 15 miles southwest of Dorris. 0 Comment
  SEINET3163879  Oreobroma howellii G. D. Butler 1910-6-5 1527 Siskiyou Loy Lake Comment
  JEPS66435  Orobanche corymbosa subsp. corymbosa L. R. Heckard and P. Rubtzoff 1971-8-2 2697 Siskiyou 2 miles north of Deer Mt. Lodge along U. S. Highway 97. Comment
  RSA0066440  Orobanche fasciculata Frederick W. Oettinger 1968-8-17 552 Siskiyou Along trail from Tom Taylor cabin to Pine Lake. 2004 Comment
  HSC146  Orthilia secunda William J. Ferlatte 1966-8-3 269 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  UC164397  Orthocarpus cuspidatus subsp. copelandii Geo. D. Butler 1908-8-4 53 Siskiyou head of Shackleford Creek Comment
  HSC630  Orthocarpus cuspidatus subsp. copelandii William J. Ferlatte 1966-7-7 219 Siskiyou Big Flat, near public camp 1524 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
  RSA407987  Orthocarpus cuspidatus subsp. copelandii Louis C. Wheeler 1934-7-3 2851 Siskiyou Head of Soda Crk, Sterling Mt, Siskiyou Mtns. 1768 Comment
  JEPS10885  Orthocarpus imbricatus I. J. Condit 1911-7-15 Siskiyou McCloud Comment
  JEPS57532  Orthocarpus imbricatus Marge R. Kempf 1965-7-14 Siskiyou 4 mi w Dead Horse Summit; w of Dead Horse Summit 1219 Comment
  SBBG30561  Osmorhiza berteroi D. Myrick 1968-6-25 2011 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  RSA184689  Osmorhiza berteroi Gilbert Muth 1966-7-14 396 Siskiyou Trail to Black Mountain, Marble Mountains. Comment
  HSC76759  Osmorhiza occidentalis K. T. Stillman 1976-7-14 238 Siskiyou Marble Mtn. Wilderness Area Comment
  CAS-BOT-BC316749  Packera cana Elmer Ivan Applegate 1923-8-18 3868 Siskiyou Top of Redshale Mt., east of Medicine Lake, Siskiyou Co. 2438 Comment
  CAS-BOT-BC316750  Packera cana Arthur L. Menzies 1962-7-21 s.n. Siskiyou Mt. Eddy 2529 Comment
  CAS-BOT-BC316751  Packera cana W. B. Cooke; V. G. Cooke s.n. Siskiyou Fell fields, west side of Mud Creek Canyon, Mt. Shasta 3048 Comment
  JEPS128828  Parnassia palustris Julie Kierstead Nelson with Martin Lenz 2017-10-3 2017 -056 Siskiyou Eastern Klamath Ranges, The Eddys; Parks Creek Road (County Rd. 17). Comment
  POM142860  Parnassia palustris var. californica E. B. Copeland 1903-9-6 s.n. Siskiyou Mt. Eddy. Comment
  JEPS16030  Pastinaca sativa W. L. Jepson July, 1894 14262 Siskiyou Sisson Comment
  CAS-BOT-BC202840  Paxistima myrsinites A. A. Heller 1916-8-24 12563 Siskiyou Near Sisson 1077 Comment
  CAS-BOT-BC202841  Paxistima myrsinites Roxana S. Ferris; Laura Lorraine 1948-6-12 11753 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  CAS-BOT-BC202849  Paxistima myrsinites John Thomas Howell 1939-8-4 15056 Siskiyou Near Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC202853  Paxistima myrsinites Doris K. Kildale 1929-7-21 8740 Siskiyou Elk Lick, south fork Indian Creek 1219 Comment
  CAS-BOT-BC202859  Paxistima myrsinites A. A. Heller 1916-8-24 12563 Siskiyou Near Sisson 1077 Comment
  CAS-BOT-BC202860  Paxistima myrsinites Doris K. Kildale 1928-8-18 6448 Siskiyou Head of north fork Salmon River at Finley's Upper Camp Comment
  CAS-BOT-BC202861  Paxistima myrsinites R. F. Thorne 1969-8-2 63324 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. Near jct. of Boulder Creek and N. Fork Salmon River, along trail to English Peak Comment
  HSC29127  Paxistima myrsinites Frederick W. Oettinger, R. F. Thorne 1969-8-7 1281 Siskiyou Salmon Mtns., Marble Mtn. Wilderness Area, E side of English Lake Outlet 1768 Comment
  POM278268  Paxistima myrsinites Lyman Benson 1929-3-26 1066 Siskiyou Mt. Shasta; Shoulder of mountain on Pacific Highway. Comment
  RSA1654  Paxistima myrsinites C. B. Wolf 1930-10-22 1751 Siskiyou 3 miles S of Mt. Shasta City. Comment
  RSA237270  Paxistima myrsinites Frederick W. Oettinger 1969-8-1 1137 Siskiyou Between English Lake and Wire Grass Meadow. English Lake Basin. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC1299195  Paxistima myrsinites Freed W. Hoffman 1946-7-8 2592 Siskiyou n. of West Branch Camp (Waldo-Happy Camp Rd.); North Coast Ranges Comment
  CAS-BOT-BC202863  Paxistima myrsinites Geo. D. Butler 1910-4-22 1219 Siskiyou Kidder Creek Comment
  RSA758226  Paxistima myrsinites R. F. Thorne 1969-8-2 63324 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  SEINET13355128  Pectocarya pusilla G. D. Butler 1910-5-8 1306 Siskiyou Near Yreka. Comment
  UC609315  Pedicularis bracteosa var. flavida Eleanor Burks Hart 1938-8-25 928 Siskiyou Upper Wright Lake 2225 Comment
  CAS-BOT-BC266657  Pedicularis contorta John Thomas Howell 1937-7-24 13405 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  JEPS84020  Pedicularis howellii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6427 Siskiyou 5 mi n of the town of Seiad Valley (cirque at head of Hell's Canyon, e slope of Kangaroo Mountain); Kangaroo Mountain 1828 Comment
  RSA0018475  Pedicularis howellii James R. Shevock 2012-7-20 40552 Siskiyou Rocky slope above Echo Lake on ridge, east of Red Buttes Wilderness and west of Cook and Green Pass, Applegate River Drainage. 1777 Comment
  CAS-BOT-BC67677  Pellaea brachyptera Doris K. Kildale 1928-7-4 5495 Siskiyou Summit of divide between Salmon river and Scott Valley. Comment
  POM299020  Pellaea brachyptera Marion Ownbey, Fred G. Meyer 1940-7-6 2198 Siskiyou Near summit of Cayenne Ridge on south side, Marble Mountain. Comment
  SEINET10529795  Pellaea brachyptera Mary Susan Taylor 1980-7-8 Taylor 3090 Siskiyou T40N R5W sec 35, Weed quad; Shastan Trinity Natl Forest; along Rd 40N43, at W end of Lake Siskiyou. 1372 Comment
  JEPS7207  Penstemon anguineus Geo. D. Butler 428 Siskiyou on trail beyond Whiskey Camp; Independence Creek, beyond Whiskey Camp Comment
  SBBG22539  Penstemon anguineus C. B. Hardham 1961-6-30 7999 Siskiyou near Mud Spring Comment
  SD62067  Penstemon anguineus Darley F. Howe 1965-8-8 4125 Siskiyou Saddle, south side of Little Gray Back, Klamath National Forest 1402 Comment
  SJSU6074  Penstemon anguineus R. W. Trivelpiece 1971-7-27 62 Siskiyou Blue Ridge between Sawyers Bar & Cecilville, SW of Eddy Gulch Lookout, Salmon R Mts 1371 Comment
  UC164291  Penstemon anguineus Geo. D. Butler 1908-8-6 428 Siskiyou Independence Creek , Whiskey Camp (Whiskey Camp) Comment
  JEPS84078  Penstemon azureus L. R. Heckard with J. Hickman et al. 1986-7-17 6512 Siskiyou n slope of Condrey Mt. 1960 Comment
  JEPS44101  Penstemon cinereus W. B. and V. G. Cooke 1965-7-12 35173 Siskiyou along the Bolam Road Mt. Shasta, Bolam Road Comment
  JEPS47721  Penstemon cinereus W. B. and V. G. Cooke 1966-7-16 37215 Siskiyou above Bolam Station (along old logging road); Mt. Shasta 1524 Comment
  UC727353  Penstemon cinereus Elmer I. Applegate 1931-6-24 6804 Siskiyou between Bear Paw Cave, Modoc Lava Beds and Medicine Lake; btw Bear Paw Cave, Modoc Lava beds and Medicine Lake Comment
  HSC69367  Penstemon cinicola J. O. Sawyer, J. Cole 1980-7-20 3782 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 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
  NY590160  Penstemon davidsonii var. davidsonii D. D. Keck 1927-8-17 1310 Siskiyou Horse Camp, on south side of Mount Shasta. Timberline here. 2470 Comment
  JEPS11460  Penstemon heterodoxus var. shastensis W. L. Jepson 1940-7-1 20077 Siskiyou 6 mi e McCloud (Fowlers Camp); McCloud River 975 Comment
  CHSC93546  Penstemon laetus var. sagittatus Lowell Ahart; John Dittes 2005-6-9 12029 Siskiyou Hill, south of a rock fence, about 100 yards northeast 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
  UC1238948  Penstemon laetus var. sagittatus Freed W. Hoffman 1950-7-13 3491 Siskiyou 1.1 mi ne Baldy Lookout (western Siskiyou County); North Coast Ranges, ne of Baldy Lookout Comment
  POM257846  Penstemon laetus var. sagittatus C. Leo Hitchcock, J. S. Martin 1939-7-6 5210 Siskiyou on Takilma-Happy Camp Road 1677 Comment
  POM188516  Penstemon newberryi subsp. newberryi Marcus E. Jones 1931-7-17 28821 Siskiyou Shasta City (Session's). Comment
  RSA101647  Penstemon newberryi subsp. newberryi Lilla Leach 1934-6-26 4872 Siskiyou Poker Flat. Comment
  CAS-BOT-BC482443  Penstemon parvulus Dana York 2011-8-12 3048 Siskiyou Marble Mountain Wilderness, Klamath National Forest, E-facing slope of Marble Mountain 2055 Comment
  JEPS11201  Penstemon parvulus Geo. D. Butler 1908-8-3 433 Siskiyou Log Lake Shackelford Creek, Log Lake 1524 Comment
  NY629993  Penstemon parvulus F. M. Ownbey 1940-7-7 2215 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  RSA23282  Penstemon parvulus Marion Ownbey, Ruth P. Ownbey 1938-7-19 1749 Siskiyou 2.5 mi. NE of Dry Lake Lookout, summit of Siskiyou Mountains. Comment
  RSA724922  Penstemon parvulus L. P. Janeway 2006-7-4 8793 Siskiyou Scott Mountains; Opening on spur ridge 1.9 km west-southwest of Scott Mountain Summit. 1838 Comment
  UC1483407  Penstemon parvulus Maralyn A. Renner 1980-8-7 2425 Siskiyou ridge s Preston Peak; Klamath National Forest, Preston Peak Quad. 1950 Comment
  HSC19133  Penstemon parvulus J. O. Sawyer 1969-7-3 1052 Siskiyou SE facing slope above Horse Range Creek 1799 Comment
  HSC81757  Penstemon parvulus Thomas W. Nelson, Jane P. Nelson 1980-7-19 6192 Siskiyou Along FS Rd. 40N17 at trail head to Mavis Lake 1707 Comment
  POM42967  Penstemon parvulus Geo. D. Butler 1910-7-8 1669 Siskiyou Shackleford Creek. 1372 Comment
  HSC69505  Penstemon procerus var. brachyanthus John Palmer 1980-7-24 655 Siskiyou Dillon Divide 1707 Comment
  NY639254  Penstemon procerus var. formosus H. P. Chandler 06 1901 1639 Siskiyou Near Marble Mountain 2133.6 Comment
  NY650119  Penstemon roezlii F. W. Pennell 1940-7-20 26206 Siskiyou Route 89, west of Dead Horse Summit, east of Bartle 1158.2 Comment
  UCR77234  Penstemon roezlii Peter S. Lathrop 1992-7-4 58 Siskiyou Everett Memorial Highway, Mt. Shasta, Shasta National Forest 1524 Comment
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Feb 11 2016
  RSA120922  Penstemon shastensis Wagnon 1957-8-11 1687 Siskiyou East slope of Mt Shasta on rd to Brewer Crk, 3 mi W of Military Pass Rd. Comment
  RSA32484  Penstemon shastensis C. Edward Graves 1944-08 s.n. Siskiyou Mt Shasta. Comment
  UC887340  Penstemon speciosus Alice Eastwood 1912-7-17 1205 Siskiyou Sisson Comment
  UCR93363  Penstemon speciosus Kathy Harper, Dane Karr 1994-6-16 s.n. Siskiyou Modoc National Forest, Forest Road 49 (Lava Beds/Medicine Lake Road), c. 1 mi north of southern boundary of Lava Beds National Monument 1402 Comment
  CAS-BOT-BC540345  Perideridia gairdneri subsp. gairdneri Dana York 2011-9-8 3089 Siskiyou Marble Mountain Wilderness: Klamath National Forest, slopes of Kings Castle 2175 Comment
  CAS-BOT-BC222757  Perideridia leptocarpa H. A. Thomas; J. H. Thomas 1954-7-23 4455 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Between Mt. View Cabin and S. Fork of Salmon River 914 Comment
  UC1312870  Perideridia oregana L. Constance, T. I. and Fei-Mei Chuang, M. Sousa S. 1966-6-15 3767 Siskiyou US Hwy 99W 1.5 mi n Edgewood turnoff 91 Comment
  LA32473  Perideridia parishii subsp. latifolia Wm. Bridge Cooke; 1939-7-21 13731 Siskiyou Mount Shasta, Wagon Camp 1737 Comment
  UCD77912  Perideridia parishii subsp. latifolia Robert E. Preston 2001-8-26 1757 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, T42N R1W se 1/4 of se 1/4 Section 14 1877 Comment
  CHSC106098  Persicaria hydropiperoides Lowell Ahart; John Dittes 2010-7-30 16933 Siskiyou Along the south edge of the Shasta River, about 100 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  UC673182  Phacelia Lincoln Constance and Reed C. Rollins 1942-5-14 2928 Siskiyou 4 mi n Yreka; Klamath-Siskiyou Region, Shasta River 762 Comment
  HSC41799  Phacelia bolanderi Brent Whitely 1975-7-1 126 Siskiyou Klamath National Forest at Ti Creek 671 Comment
  JEPS117879  Phacelia cookei unknown 1976-7-27 Siskiyou Along Military Pass Road on edge of Goosenest Pine Plantation. Comment
  CHSC70020  Phacelia corymbosa Jennifer Whipple 1977-7-22 2035 Siskiyou Klamath Mountains, Mount Eddy. Dobkins Lake drainage on east facing slopes above Dobkins Lake. 2316 Comment
  RSA78825  Phacelia corymbosa P. A. Munz 1952-7-2 17903 Siskiyou Baldy Mountain, six air line miles west of Happy Camp, Siskiyou Mountains. 1738 Comment
  UC164111  Phacelia egena Geo. D. Butler 1910-5-17 1356 Siskiyou near Yreka Comment
  RSA106920  Phacelia greenei J. T. Howell 1952-6-14 s.n. Siskiyou East side of Scott Valley, 9.5 miles from Fort Jones on road to cllahan; elv. 2800 ft 854 Comment
  UC144627  Phacelia hastata A. A. Heller 1905-6-20 8080 Siskiyou Gazelle Comment
  SDSU6611  Phacelia hastata subsp. compacta D. F. Howe 1962-7-4 Siskiyou Near summit of Baldy Mt. Comment
  CHSC71303  Phacelia hastata subsp. hastata Vernon H. Oswald; Lowell Ahart 1998-6-11 9181 Siskiyou Shasta NF plantation on the west side of Hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs rd., northeast of Weed. 1066 Comment
  HSC68494  Phacelia heterophylla Maralyn A. Renner 1980-6-10 868 Siskiyou Ridge 1 mi. S of Greenhorn Rd. and 1 mi. E of Mill Creek. 1341 Comment
  RSA120909  Phacelia heterophylla subsp. virgata Milo S. Baker 1957-6-15 13117 Siskiyou Just south of Weed. Comment
  JEPS91088  Phacelia leonis Dean W. Taylor 1988-7-9 9935 Siskiyou North Coast Ranges, Gumboot Lake, headwaters South Fork Sacramento River Gumboot Lake; North Coast Ranges, Gumboot Lake 1950 Comment
  CHSC48471  Phacelia linearis Vernon Oswald 1986-5-29 2075 Siskiyou Hwy 97 between Weed and Grass Lake, 9.8 mi ne of Weed. 1158 Comment
  UC144629  Phacelia linearis A. A. Heller 1905-6-22 8089 Siskiyou Igerna Comment
  JEPS1155  Phacelia mutabilis W. L. Jepson 1940-7-1 20083 Siskiyou 6 mi e McCloud; McCloud River, Fowlers Camp 975 Comment
  JEPS2030  Phacelia mutabilis Willis L. Jepson 1894-8-4 21040 Siskiyou Horse Camp Comment
  HSC29264  Phacelia mutabilis Frederick W. Oettinger 1969-8-13 1354 Siskiyou Marble Mountains Wilderness Area: Trail heading up to English Peak Lookout 2172 Comment
  HSC78199  Phacelia mutabilis L. P. Janeway 1983-8-28 644 Siskiyou At Poker Flat, dry NE edge of lower portion of meadow. 1524 Comment
  CHSC105865  Phacelia pringlei Julie Kierstead Nelson 2010-7-3 2010 -012 Siskiyou Scott Mountain; Road 40N08 from hwy 3 at summit to Carment Lake, at Pacific Crest Trail crossing. 1676 Comment
  UC107461  Phacelia pringlei J. G. Lemmon and wife Sept. 1879 Siskiyou near Mt. Shasta Comment
  RSA0106628  Phacelia pringlei Louise Kellogg 1953-8-5 105 Siskiyou Cabin Meadow, 1 mile north of Corey Peak, Klamath National Forest (11 miles east of Callahan on road to Gazelle, then south 5.8 miles on the logging road). 1845 Comment
  SEINET12280311  Phacelia pringlei Unknown 1953-1 105 Siskiyou Cabin Meadow, 1 mi N of Cory Peak, Klamath National Forest 1844 Comment
  CAS-BOT-BC77412  Philadelphus lewisii Carl B. Wolf 1930-10-23 1759 Siskiyou Along Klamath River 1 mile above Hamburg 243 Comment
  UC1037415  Philadelphus lewisii Douglas Barbe 1955-8-4 358 Siskiyou about 1/2 mi w Big Flat (on trail to Caribou Lake); Klamath Mountains, Salmon Mountains 1524 Comment
  UC1212570  Philadelphus lewisii Francia Chisaki and Helen Sharsmith 1959-8-20 4745 Siskiyou between Forks of Salmon and Somes Bar (several mi from Forks of Salmon); Inner North Coast Ranges, Salmon River 304 Comment
  CAS-BOT-BC77409  Philadelphus lewisii C. H. M. 1907-9-26 s.n. Siskiyou Klamath Canyon near Shovel Creek Comment
  CAS-BOT-BC77411  Philadelphus lewisii Ira L. Wiggins 1955-7-21 13431 Siskiyou Small gulch on Rush Creek Trail 1.5 mi. above Mt. View Ranch 1036 Comment
  RSA0058050  Philadelphus lewisii Gilbert Muth 1965-8-3 149 Siskiyou Down creek from Marble Valley, Marble Mts. Comment
  UC642574  Phleum alpinum W. Bridge Cooke 1939-7-26 13750 Siskiyou above Panther Creek Meadows Mount Shasta; , above Panther Creek Meadows Comment
  RSA495514  Phlox adsurgens Elaine Joyal, D. Mehlman 1988-6-25 1275 Siskiyou Happy Camp - Takilma road at turn-off to Bolan Lake 1524 Comment
  UCD118237  Phlox adsurgens G. L. Stebbins Jr.; A. A. Beetle 1942-6-1 3268 Siskiyou 15 miles north of Happy Camp, above Indian Creek. 1219 Comment
  UC455646  Phlox austromontana I. J. Condit 1911-7-22 Siskiyou Horse Camp Mt. Shasta 2438 Comment
  HSC30427  Phlox austromontana Frederick W. Oettinger 1969-7-10 964 Siskiyou Marble Mtn. Wilderness Area, S of Upper English Lake 1921 Comment
  HSC4821  Phlox diffusa J. O. Sawyer 1968-7-9 408 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  SBBG6052  Phlox diffusa H. and M. Dearing 1939-7-1 3789 Siskiyou Salmon Mtn 1828 Comment
  UC1483548  Phlox diffusa John Palmer 1980-7-24 652 Siskiyou Dillon Divide Klamath National Forest, Dillon Mtn. Quad. 1706 Comment
  CAS-BOT-BC94939  Phlox diffusa R. C. Wenk 2005-7-15 239 Siskiyou Trinity Alps above South Fork of the Salmon River, along the Yellow Rose Mine 2042 Comment
  SEINET7042829  Phlox pulvinata A. G. Vestal 1955-5-16 s.n. Siskiyou Serpentine ca. 6.2 miles northwest of Weed. Weed quadrangle UTM Zone 10, 543291mE, 4591309mN. Comment
  HSC39318  Phlox speciosa subsp. nitida J. P. Smith 1974-5-26 7382 Siskiyou Along FS Rd. 47N03 1524 Comment
  CAS-BOT-BC135024  Phoradendron bolleanum Doris Overman 1919-9-1 s.n. Siskiyou Yreka Comment
  CAS-BOT-BC135338  Phoradendron juniperinum Alice Eastwood 1922-10-18 11543 Siskiyou Shasta Springs Comment
  CAS-BOT-BC56484  Phyllodoce empetriformis G. J. Muth 1969-8-10 1324 Siskiyou Ridge w. of Boulder Peak 2286 Comment
  CAS-BOT-BC56497  Phyllodoce empetriformis A. A. Heller 1915-8-26 12227 Siskiyou Heather meadow near the head of Wagon creek canyon, Mt. Eddy 2590 Comment
  HSC44984  Phyllodoce empetriformis J. O. Sawyer 1978-6-21 3289 Siskiyou Marble Mountain Wilderness, trail W of Dollar Meadows 1890 Comment
  SFV2670  Phyllodoce empetriformis J. Major 1961-7-14 633 Siskiyou Mount Shasta, Panther Meadows Campground. 2271 Comment
  CAS-BOT-BC56486  Phyllodoce empetriformis Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Comment
  POM208276  Physocarpus capitatus Louis C. Wheeler 1934-7-5 2877 Siskiyou Beaver Creek at Deer Creek, Siskiyou Mts. 976 Comment
  RSA451847  Physocarpus capitatus J. P. Smith, Steve Selva 1970-8-7 4544 Siskiyou [Unspecified] Comment
  UC555305  Physocarpus capitatus D. Tebbe 1929-7-15 117 Siskiyou Mt Eddy Comment
  CAS-BOT-BC140602  Physocarpus capitatus Doris K. Kildale 1929-7-20 8551 Siskiyou Trail to Preston Peak along South Fork Indian Creek 2133 Comment
  CAS-BOT-BC73427  Picea breweriana Doris K. Kildale 1929-7-21 8746 Siskiyou Elk Lick, upper Indian Creek 1219 Comment
  CAS-BOT-BC73475  Picea breweriana Arthur Menzies 1961-7-1 s.n. Siskiyou Klamath National Forest - Copper Butte near Cook & Green Pass, north of Seiad Valley. Comment
  CAS-BOT-BC78160  Picea breweriana Peter M. Bennett s.n. Siskiyou head of Know-Nothing Creek, Salmon Mts. near boundary of Siskiyou + Trinity Co. 2133 Comment
  RSA384261  Picea breweriana M. B. Dunkle 9200 Siskiyou Klamath Nat l Forest, Marble Mountains, Sierra Nevada. Comment
  UC1409271  Picea breweriana Frederick W. Oettinger 1968-8-13 506 Siskiyou cliffs above Hell Hole (near Hancock Lake, the high lake basins in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  UC971915  Picea breweriana Herbert L. Mason 1950-7-16 14061 Siskiyou Road from Happy Camp <California> to Waldo, Oregon Comment
  RSA0059701  Picea breweriana J. T. Howell 1937-7-24 13413 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  CAS-BOT-BC73435  Picea engelmannii J. M. Tucker 1963-7-5 3707 Siskiyou Lower Blake's Fork of South Russian Creek (a tributary of Salmon River), ca. 7 miles (airline) east of Siskiyou county. 1524 Comment
  UC1220342  Picea engelmannii H. G. Baker 1963-7-5 Siskiyou w Russian Creek; Sawyer's Bar District, Blake's Fork Meadow 1676 Comment
  SEINET10530626  Picea engelmannii Berriman 1940-8-30 BERRIMAN UMO 135802 Siskiyou Canyon bottom; Sugar Creek, a tributary of the Scott River, Mount Diablo Meridian. 1433 Comment
  CAS-BOT-BC73386  Pinus albicaulis W. R. Dudley 1905-8-4 s.n. Siskiyou Slope, Mt. Eddy. Comment
  CAS-BOT-BC73385  Pinus albicaulis G. A. Coleman 1901-8-16 s.n. Siskiyou Mt. Shasta, on rocky ridge near head of Paulters Creek. 2590 Comment
  POM120194  Pinus attenuata Geo D. Butler 1908-8-26 518 Siskiyou Russian Creek 1220 Comment
  SEINET3871798  Pinus attenuata T. Charlet, David A. Charlet 1996-12-15 2350 Siskiyou Mt. Shasta, lower southern slopes along State Highway 89, from a few miles east of McLeod to a few miles west of Bartle.; 0 Comment
  HSC1364  Pinus balfouriana R. J. Mastrogiuseppe 1967-6-30 Siskiyou Slope of Mt. Eddy near Deadfall Lake, Bulk Collection # 93 2226 Comment
  UC1452401  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-6-30 Siskiyou slope of Mount Eddy Mount Eddy 2225 Comment
  UC55641  Pinus balfouriana Harley P. Chandler 1901-6-1 1683 Siskiyou Marble Mt. North Coast Ranges 2438 Comment
  UCD134408  Pinus balfouriana J. M. Tucker; L. K. Mann, S. L. Holloway 1963-8-18 3769 Siskiyou Southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area. 2133 Comment
  HSC103159  Pinus balfouriana subsp. balfouriana Michael Kauffmann 2013-8-7 19 Siskiyou South China Mountain 2395 Comment
  CAS-BOT-BC78713  Pinus jeffreyi Gilbert Muth 1966-7-27 457 Siskiyou Marble Gap, Marble Mts. 2042 Comment
  HSC29658  Pinus jeffreyi Frederick W. Oettinger 1968-9-8 775 Siskiyou 1/10 mi. N of English Lake, Bulk Collection # 49 1768 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
  HSC37526  Pinus lambertiana J. P. Smith 1974-5-25 7436 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  CAS-BOT-BC73093  Pinus lambertiana William R. Dudley 1893-6-23 s.n. Siskiyou Near the top of the Castle Crags. Comment
  CAS-BOT-BC78958  Pinus monticola H. A. Thomas; J. H. Thomas 1954-7-24 4517 Siskiyou Salmon-Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  CAS-BOT-BC78962  Pinus monticola W. R. Dudley 1901-8-18 s.n. Siskiyou Jackson Lake Comment
  POM281976  Pinus monticola Lyman Benson 1929-3-26 1067 Siskiyou Shoulder of Mt. Shasta near the limit of pine trees. Comment
  CAS-BOT-BC78961  Pinus monticola W. R. Dudley 1901-8-25 s.n. Siskiyou Salmon to Scotts Creek Comment
  CAS-BOT-BC72871  Pinus ponderosa L. B. Kildale 1930-6-1 9775 Siskiyou Black Bear Trail to Sawyers Bar Comment
  JEPS64472  Piperia unalascensis E. L. Greene 1876-1 Siskiyou near Yreka Comment
  UC163844  Plagiobothrys greenei Geo. D. Butler 1909-4-30 668 Siskiyou near Luk<?> Comment
  CAS-BOT-BC231007  Plagiobothrys hispidulus A. A. Heller 1919-6-25 13264 Siskiyou Compton's prairie, N base of Mount Eddy 1158 Comment
  HSC46221  Plagiobothrys shastensis Jennifer Whipple 1978-6-5 2331 Siskiyou Weston Gulch in Scott Valley 854 Comment
  JEPS68263  Plantago eriopoda L. R. Heckard 1972-5-31 2936 Siskiyou about 2 mi e Gazelle (on road to Weed) Comment
  CHSC91387  Plantago lanceolata Lowell Ahart; John Dittes 2005-6-10 12118 Siskiyou Near a poor dirt road, about 80 yards north of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  RSA237607  Plantago major Frederick W. Oettinger 1969-8-13 1359 Siskiyou Where stock are kept at English Lake main campsite. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  HSC46118  Platanthera dilatata var. leucostachys J. P. Smith, Steve Selva 1970-6-14 3883 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  HSC61844  Platanthera dilatata var. leucostachys Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  RSA233680  Platanthera leucostachys Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38962 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  HSC484  Platanthera sparsiflora William J. Ferlatte 1967-7-25 723 Siskiyou Caribou Basin 1982 Comment
  HSC97400  Platanthera sparsiflora J. D. Ackerman, A. M. Montalvo 1974-8-17 423 Siskiyou W slope of Preston Peak, ca. .5 mi. N of Rattlesnake Meadow 1646 Comment
  RSA600378  Plectritis macrocera Louis C. Wheeler 1935-6-1 3537 Siskiyou Siskiyou Mountains: Yreka Creek. 854 Comment
  JEPS69767  Pleuricospora fimbriolata W. B. and V. G. Cooke 1972-7-6 45463 Siskiyou Mount Shasta, Mud Creek Dam Road Mount Shasta; , Mud Creek Dam Road 1127 Comment
  CAS-BOT-BC458196  Pleuricospora fimbriolata Ira L. Wiggins 1955-7-24 13492 Siskiyou Ridge between upper reaches of China and Blind Horse Creeks 1645 Comment
  CAS-BOT-BC261039  Poa Gilbert Muth 1966-7-31 477 Siskiyou North side of Black Mountain, Marble Mts. 2057 Comment
  CAS-BOT-BC261045  Poa Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  RSA184792  Poa Gilbert Muth 1966-7-17 403 Siskiyou Trail to lookout, Marble Mts. 1829 Comment
  RSA22160  Poa J. T. Howell 1937-7-24 13403 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  SEINET10960596  Poa A. Arthur Heller 1919-6-25 Heller 13266 Siskiyou Compton's prairie, north base of Mt. Eddy in the yellow pine belt. An almost treeless grassy area, well watered by the small streams forming the Shasta river. 1158 Comment
  HSC10640  Poa bolanderi J. T. Howell 1939-8-9 15218 Siskiyou Sky High Valley. 1829 Comment
  UC1212590  Poa bolanderi Francia Chisaki and Helen Sharsmith 1959-8-20 4733 Siskiyou divide between Scott River and East Fork Salmon River Carrigher's Summit; Inner N coast Ranges 1981 Comment
  UCD90665  Poa bulbosa Morris Halperin 1930-5-17 304 Siskiyou Montague. Right off railroad station. Comment
  UCD90674  Poa bulbosa Morris Halperin 1931-4-28 326 Siskiyou road between Montague and Ager. Comment
  UC196960  Poa compressa Geo. D. Butler 1908-7-1 485 Siskiyou near Yreka Comment
  JEPS105022  Poa cusickii subsp. epilis Dean W. Taylor 1996-7-26 15838 B Siskiyou Scott Mountains; Crater Lake, in cirque above upper lake (about 10 air mi W of Weed; Klamath National Forest; Klamath region 2316 Comment
  SEINET10655749  Poa epilis A. Arthur Heller 1921-7-17 Heller 13579 Siskiyou Gravelly slope of Mt. Eddy south of Wagon creek at about 7500 feet in the Canadian zone. Comment
  CAS-BOT-BC247527  Poa pringlei Wm. Bridge Cooke 1938-7-25 11368 Siskiyou Mount Shasta. North Ridges Comment
  HSC92155  Poa pringlei Jennifer Whipple 1977-7-20 1977 Siskiyou South face of Mt. Eddy. 2470 Comment
  UCD91776  Poa pringlei Robert E. Preston 2001-6-23 1597 Siskiyou Klamath National Forest, north facing slope of Rainbow Mountain. 2042 Comment
  UC167209  Poa rhizomata Geo. D. Butler 1910-4-21 1206 Siskiyou Kidder Creek Comment
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Jan 27 2015
  RSA239017  Poa secunda Frederick W. Oettinger 1969-8-3 1148 Siskiyou Above Horse's Hole near Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1982 Comment
  UCD90326  Poa secunda A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3402 Siskiyou Canyon N of Willow Creek, 5 miles N of Gazelle. Comment
  HSC77024  Poa secunda subsp. juncifolia K. T. Stillman 1976-6-25 52 Siskiyou Marble Mtn. Wilderness Area, SW facing slope. 1921 Comment
  UC1025008  Poa secunda subsp. juncifolia Leo Whitney 1935-7-15 3473 Siskiyou 2 mi se Medicine Lake (near Bullseye Lake) Comment
  UC167207  Poa secunda subsp. juncifolia Geo. D. Butler 1908-7-16 467 Siskiyou Klamath River Comment
  UCD77924  Poa secunda subsp. juncifolia Robert E. Preston 2001-6-23 1606 Siskiyou Klamath National Forest, N-facing slope of Rainbow Mtn. 2011 Comment
  CHSC86619  Poa secunda subsp. secunda Jenny Marr 1993-7-1 2 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC101843  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer, R. J. Cole 2011-5-22 13172 Siskiyou Along road from Cecilville to Forks of Salmon 743 Comment
  HSC27478  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer 1972-5-28 5383 Siskiyou 0.2 mi. E of Butcher Gulch on the Cecilville-Forks of Salmon road. 732 Comment
  HSC30659  Poa secunda subsp. secunda Frederick W. Oettinger 1968-9-1 642 Siskiyou Salmon Mountains, at the base of Abbotts Lake. 1799 Comment
  UC1190228  Poa secunda subsp. secunda Ira L. Wiggins 1955-7-27 13527 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  UC1265426  Poa secunda subsp. secunda Frederick W. Oettinger 1968-9-1 642 Siskiyou at bnase of precipice at Abbotts Lake (vicinity of English Peak); Salmon Mts, High Lake Basins, Harvey Monroe Hall Natural Are 1798 Comment
  UCD91743  Poa wheeleri R. Tofsrud 1948-8-1 s.n. Siskiyou Pather Meadow, Mt. Shasta. 2438 Comment
  CAS-BOT-BC244324  Podagrostis humilis W. B. C. 1938-9-17 11695 Siskiyou Mount Shasta. Water Supply Spring, Horse Camp, Hudsonian Comment
  JEPS80553  Polemonium californicum Gilbert Muth 1965-8-8 196 Siskiyou Marble Wilderness Area Marble Mt. Wilderness Area 1828 Comment
  SBBG6065  Polemonium californicum H. and M. Dearing 1939-7-2 3805 Siskiyou Salmon Mtn 1676 Comment
  UCR64593  Polemonium micranthum L. C. Wheeler 1935-3-16 3374 Siskiyou Klamathon, Klamath River 701 Comment
  SEINET11263756  Polygala cornuta George Neville Jones 1967-6-29 45675 Siskiyou Near Dunsmuir, lower slopes of Mt. Shasta.; 0 914 Comment
  UC1101135  Polygonum amphibium var. stipulaceum Herbert L. Mason 1948-7-18 13613 Siskiyou Grass Lake Comment
  UC528012  Polygonum amphibium var. stipulaceum Elmer I. Applegate 1923-8-19 3892 Siskiyou Medicine Lake Comment
  HSC17463  Polygonum aviculare Geo. D. Butler 1908-6-24 181 Siskiyou Butler's Ranch near Yreka Comment
  UC850005  Polygonum aviculare subsp. depressum A. A. Heller 1915-8-24 12207 Siskiyou Metcalf's ranch, NE base of Mt. Eddy 1188 Comment
  CAS-BOT-BC414279  Polygonum aviculare subsp. depressum A. A. Heller 1915-8-24 12207 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  RSA273321  Polygonum buxiforme J. P. Smith, J. O. Sawyer 1972-9-14 5807 Siskiyou Miners Creek Road just south of French Creek Road between Callahan and Etna 915 Comment
  SEINET10624421  Polygonum convolvulus Smith Smith s.n. 1915 Siskiyou Sisson Comment
  JEPS50539  Polygonum davisiae W. L. Jepson 1907-7-5 2843 Siskiyou Marble Mt. Comment
  UC917356  Polygonum davisiae R. Tofsrud and J. M. Tucker 1948-8-2 1760 Siskiyou Meadows Mt. Shasta (s s lope of mt.) 2407 Comment
  CAS-BOT-BC414602  Polygonum douglasii Geo. D. Butler 1910-7-9 1706 Siskiyou Shackleford Creek 1219 Comment
  JEPS24802  Polygonum douglasii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6811 Siskiyou about 3 mi nw Weed (head of valley); Shasta Valley 975 Comment
  UC164402  Polygonum douglasii Geo. D. Butler 1910-7-31 1803 Siskiyou Yreka Comment
  HSC32768  Polygonum douglasii Frederick W. Oettinger 1969-8-14 1378 Siskiyou Marble Mtn. Wilderness Area, campsite, English Lake 1829 Comment
  POM104493  Polygonum douglasii Geo. D. Butler 1910-7-8 1676 Siskiyou Shackleford Creek. 1829 Comment
  UC61060  Polygonum douglasii subsp. douglasii W. A. Setchell, C. C. Dobie 1902-7-26 Siskiyou Sisson Mount Shasta Comment
  JEPS81905  Polygonum douglasii subsp. spergulariiforme Roger Raiche 1982-10-12 20783 Siskiyou near Yreka; Gunsight Peak 1828 Comment
  UC637130  Polygonum douglasii subsp. spergulariiforme Annetta Carter 1934-8-10 689 Siskiyou s bank of river between McKinney Creek and Parkhouse Creek (near Hamburg); Klamath River 609 Comment
  RSA237773  Polygonum douglasii var. latifolium Frederick W. Oettinger 1969-8-14 1378 Siskiyou Campsite, English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1829 Comment
  UC1409315  Polygonum minimum Frederick W. Oettinger 1969-8-14 1371 Siskiyou near English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  SDSU9659  Polygonum phytolaccifolium D. F. Howe 1965-8-8 4127 Siskiyou Saddle south of Little Grayback, Klamath National Forest. 1402 Comment
  CAS-BOT-BC420071  Polygonum polygaloides subsp. kelloggii Louis C. Wheeler 1934-7-3 2873 Siskiyou Soda Creek, Sterling Mt., Siskiyou Mts. 1676 Comment
  JEPS91059  Polygonum polygaloides subsp. kelloggii Dean Wm. Taylor with Rexford E. Palmer 1988-6-23 9862 Siskiyou 4 mi n of Timbered Crater (1 mi se of Adobe Flat, Modoc Plateau); Modoc Plateau 1097 Comment
  CAS-BOT-BC420070  Polygonum polygaloides subsp. kelloggii Gilbert Muth 1966-7-19 425 Siskiyou Marble Mts. 1798 Comment
  HSC156  Polygonum spergulariiforme William J. Ferlatte 1966-8-3 249 Siskiyou Big Flat, near public campground 1524 Comment
  HSC17549  Polygonum spergulariiforme Geo. D. Butler 1908-9-6 198 Siskiyou Upper field, Butler's Ranch near Yreka Comment
  SEINET3404066 Image available Polygonum spergulariiforme Rimo Bacigalupi, Lincoln Constance 1959-6-17 7160 Siskiyou 4 mi NW of Weed, along US Hwy 99 Comment
  CAS-BOT-BC232929  Polypogon Melissa A. Berry 1957-7-11 s.n. Siskiyou Sugar Creek CCC Road, W of Callahan 1463 Comment
  CAS-BOT-BC233036  Polypogon interruptus Doris K. Kildale 1928-7-3 5418 Siskiyou Forks of Salmon River Comment
  SEINET182711 Image available Polypogon monspeliensis John P. Young 1921-9-13 Siskiyou Gazelle. Comment
  UC1132902  Polypogon monspeliensis H. S. Yates 1936-6-21 5813 Siskiyou 6 mi n Gazelle; Yreka Quad. Comment
  HSC79155  Polystichum imbricans C. J. Thomas 1983-10-1 105 Siskiyou 0.75 mi. from Indian Scotty campground on gravel rd. to Paradise Lake 854 Comment
  JEPS83824  Polystichum imbricans subsp. imbricans Wayne Roderick July 1976 Siskiyou near Lily Pad Lake (vicinity of Cook and Green Pass); Siskiyou Mts. 1828 Comment
  CHSC71560  Polystichum lemmonii Vernon H. Oswald; Lowell Ahart 1998-8-3 9449 Siskiyou Rock Fence Lake Rd. (USFS 41N18) 1.2 mi northeast of its intersction with Kangaroo Lake Rd. (USFS 41N08) 4.9 mi southeast of Gazelle-Callagan Rd. 1767 Comment
  JEPS94714  Polystichum lemmonii Vernon H. Oswald and Lowell Ahart 1998-8-3 9449 Siskiyou Rock Fence Lake Road (USFS 41N18) 1.2 mi ne of its intersection with Kangaroo Lake Road (USFS 41N08) (4.9 mi se of Gazelle-Callahan Road); Rock Fence Lake Road (USFS 41N18) 1767 Comment
  CAS-BOT-BC76715  Polystichum lemmonii Mrs L. O. Hodgkins s.n. Siskiyou Mt. Shasta Comment
  RSA249714  Polystichum lemmonii Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mts., Shasta-Trinity National Forest: c. 15 air miles SW of Weed near Kangaroo Lake Campground in rock crevices of open schistose scree area. Comment
  RSA85033  Polystichum lemmonii P. A. Munz 1934-8-14 3137 Siskiyou North side of White mountains 1768 Comment
  UCSB17940  Polystichum lemmonii Hardham, Clare 1961-7-3 Siskiyou S of Calahan, Scott Mountains. Comment
  CAS-BOT-BC482451  Polystichum lonchitis Dana York 2011-8-13 3060 Siskiyou Marble Mountain Wilderness, Klamath National Forest, slopes of Black Marble Mountain 2110 Comment
  LA204821  Polystichum lonchitis Lawrence L. Kiefer; 1963-8-11 805 Siskiyou Kangaroo Lake (NE of Callahan), E side of lake 2133 Comment
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Oct 24 2014
  LA204822  Polystichum lonchitis Lawrence L. Kiefer; 1963-8-7 755 Siskiyou Baldy Mt (NW of Happy Camp), large bluff ca. 0.5 mi NW of lookout 1846 Comment
  RSA13704  Polystichum lonchitis L. C. Wheeler 1934-8-6 3058 Siskiyou Siskiyou Mountains; Rock Gulch off Jaynes Canyon. 1829 Comment
  HSC27007  Polystichum scopulinum J. P. Smith, J. O. Sawyer 1972-9-12 5771 Siskiyou Scott Mtn., slopes E of Big Carmen Lake 1982 Comment
  SD82093  Polystichum scopulinum Louis C. Wheeler 1934-8-26 3225 Siskiyou Siskiyou Mountains, Trapper Creek, Mt. Diablo Mer. 1980 Comment
  HSC79140  Polystichum scopulinum C. J. Thomas 1983-10-1 94 Siskiyou Box Camp Mtn. Ridge in Marble Mtn. Wilderness, 0.5 mi. from trail 2098 Comment
  POM210965  Polystichum scopulinum L. C. Wheeler 1934-8-13 3113 Siskiyou East Fork Horse Creek, Siskiyou Mountains 1982 Comment
  CAS-BOT-BC102770  Populus tremuloides L. E. Smith 1918-4-29 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC102771  Populus tremuloides W. R. Dudley 1899-8-11 s.n. Siskiyou near Butte Summit Comment
  RSA184757  Populus trichocarpa Gilbert Muth 1966-7-19 421 Siskiyou Marble Gap Trail. Along first bluff. Marble Mountains. 1829 Comment
  HSC61506  Potamogeton crispus Ruby Van Deventer Siskiyou Kelley Lake and Trail Comment
  RSA68955  Potamogeton gramineus A. E. Culbertson 1943-7-21 3 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000 backwall; 14 mi. S.W. of Mt. Shasta on N. side of a 6600 eastern spur of Trinity Mts. 2000 above Sacramento R. within 10 mi. of its headwaters to the west. 1657 Comment
  CDA26068  Potentilla anserina D. L. Janssen, F. D. Horn 1978-6-16 Siskiyou Just west of Bray. 0 Comment
  HSC61833  Potentilla breweri Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC141968  Potentilla bruceae Gilbert J. Muth 1969-8-8 1280 Siskiyou Gap Meadow, Boulder Peak Ridge 2286 Comment
  CAS-BOT-BC143255  Potentilla flabellifolia John Thomas Howell 1937-7-24 13398 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC295  Potentilla flabellifolia William J. Ferlatte 1966-8-17 390 Siskiyou Caribou Basin 1982 Comment
  RSA105387  Potentilla flabellifolia G. D. Barbe 1955-7-6 127 Siskiyou SE end of Taylor Lake, Salmon Mtns. 1951 Comment
  JEPS57177  Potentilla fruticosa L. R. Heckard 1967-8-13 1697 Siskiyou summit region of Mt. Eddy 2743 Comment
  SD125938  Potentilla glandulosa Steve Morgan 1987-7-28 Siskiyou McGinnis Springs, 5 mi. NW of McCloud, Shasta-Trinity National Forest, S of Mt. Shasta 1768 Comment
  UC454983  Potentilla gracilis var. fastigiata I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake, near Sisson 1828 Comment
  CAS-BOT-BC540548  Potentilla gracilis var. fastigiata Wm. Bridge Cooke 1940-6-6 15040 Siskiyou Along a creek near the Castle Lake Road 1524 Comment
  CAS-BOT-BC540562  Potentilla gracilis var. fastigiata A. A. Heller 1905-6-22 8092 Siskiyou Between Igerna and Weed Comment
  CAS-BOT-BC540568  Potentilla gracilis var. fastigiata John Thomas Howell 1937-7-23 13343 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  RSA105464  Potentilla gracilis var. flabelliformis M. S. Baker 1955-6-26 13085 Siskiyou Shasta Valley, between Weed and Gazella. 915 Comment
  CAS-BOT-BC158537  Potentilla millefolia Alice Eastwood; John Thomas Howell 1936-6-13 2752 Siskiyou 6 miles n. of Weed Comment
  HSC68391  Prosartes hookeri Maralyn A. Renner 1980-6-26 1249 Siskiyou SE edge of Flint Valley. 1390 Comment
  CAS-BOT-BC516384  Prosartes hookeri Geo. D. Butler 1909-4-27 690 Siskiyou Quartz Valley Comment
  UCSB24686  Prosartes hookeri Favero, R. 1968-4-28 Siskiyou 4.5 miles south west from Fort Goff on Klamath River highway, Klamath Mountains 731 Comment
  UCLA49270  Prunella vulgaris W. Bridge Cooke 1939-7-7 13600 Siskiyou along the road between Bear Springs and Wagon Camp Mount Shasta; , between Bear Springs and Wagon Camp Comment
  JEPS62506  Prunella vulgaris var. lanceolata W. L. Jepson Aug. 1894 14898 Siskiyou near Sisson; near Sisson Comment
  JEPS83875  Prunella vulgaris var. lanceolata Wayne Roderick July 1976 Siskiyou vicinity Cook and Green Pass (trail to Lily Pad Lake); Siskiyou Mountains, vicinity Cook and Green Pass 1706 Comment
  RSA531258  Prunus emarginata Walter Wisura 1991-9-3 4574 Siskiyou Along road to Castle Lake, W of town of Mt. Shasta. Comment
  RSA63068  Prunus emarginata L. S. Rose 1950-5-7 50108 Siskiyou Shasta Springs 915 Comment
  POM88103  Prunus subcordata Geo. D. Butler 1910-4-12 1170 Siskiyou Yreka Creek. Comment
  UC165761  Prunus virginiana var. demissa Geo. D. Butler 1910-4-30 1248 Siskiyou Yreka Creek Comment
  HSC27788  Pseudognaphalium thermale J. P. Smith, J. O. Sawyer 1972-9-13 5785 Siskiyou 0.5 mi. W of Cook and Green Pass on road to Lily Pad Lake Comment
  OBI55411  Pseudognaphalium thermale David J. Keil, Kathleen Keil 1992-7-21 23527 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08. 0.5 mi W of Scott Mtn rd (hwy 3) Comment
  OBI55480  Pseudognaphalium thermale David J. Keil, Kathleen Keil 1992-7-21 23527 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08. 0.5 mi W of Scott Mtn rd (hwy 3) Comment
  POM112087  Pseudoroegneria spicata subsp. spicata Geo D. Butler 1910-6-23 1600 Siskiyou Yreka 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
  NY63871  Pseudotsuga menziesii var. menziesii M. F. Denton 1973-6-30 2969 Siskiyou Klamath National Forest: Young's Valley, ca. 5 miles south of Sanger Lake, on trail up El Capitan 1432.6 Comment
  CAS-BOT-BC361902  Psilocarphus tenellus Lewis S. Rose 1945-6-18 45071 Siskiyou Horse Creek & Klamath River 502 Comment
  HSC68392  Pteridium aquilinum var. pubescens Maralyn A. Renner 1980-6-26 1248 Siskiyou SE edge of Flint Valley. 1390 Comment
  RSA238020  Pteridium aquilinum var. pubescens Frederick W. Oettinger 1968-8-14 513 Siskiyou 0.1 mile east of Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  HSC92199  Pterospora andromedea Jennifer Whipple 1976-9-3 1766 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2256 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
  HSC99683  Purshia tridentata var. tridentata C. B. Wolf 1927-8-26 1033 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  UC1037458  Purshia tridentata var. tridentata Douglas Barbe 1955-6-28 13 Siskiyou 0.4 mi n Callahan (Great Basin, hills to right of road); Klamath Mountains 1005 Comment
  UC618727  Purshia tridentata var. tridentata unknown 1938-6-24 11100 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  UC25274  Pycnanthemum californicum W. H. Brewer 1862-9-7 1355 Siskiyou Upper Sacramento Ferry Camp 96; Upper Sacramento Ferry Comment
  HSC67488  Pyrola aphylla J. P. Smith, Steve Selva 1970-6-14 3882 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  RSA0082806  Pyrola aphylla R. F. Thorne 1969-8-2 63333 Siskiyou Trail to upper English Lake along Salmon River. Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. 1159 Comment
  RSA0010406  Pyrola crypta Diana D. Jolles 2013-7-18 598 Siskiyou Marble Mountain Wilderness just on the SE side of Hancock Lake (a sky lake) in forest between meadow and the lake. 1942 Comment
  HSC73213  Pyrola dentata Gail Newton 1980-6-20 501 Siskiyou Near Bald Mtn. 250 Comment
  CAS-BOT-BC462796  Pyrola dentata Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  CAS-BOT-BC462802  Pyrola dentata Marion Ownbey; Fred G. Meyer 1940-7-8 2225 Siskiyou Near summit of Siskiyou Mountains, 17 miles N of Happy Camp Comment
  RSA0080483  Pyrola dentata J. B. Feudge 1927-7-22 1727 Siskiyou On trail from Sisson to Mt. Eddy. 1128 Comment
  RSA0080486  Pyrola dentata E. K. Balls 1949-7-8 13921 Siskiyou Road from Scott Mountain to Callahan. 1372 Comment
  RSA768923  Pyrrocoma lanceolata var. lanceolata L. Ahart, John Dittes 2010-7-30 16969 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
  CDA8522  Pyrrocoma racemosa var. paniculata Bill Huse 1953-7-31 Siskiyou Bill Sargent, 6 miles east of Dorris. 0 Comment
  OBI55547  Pyrrocoma racemosa var. pinetorum David J. Keil 1992-7-24 23572 Siskiyou East of McCloud along Hwy 89, 7.7 mi W of Shasta County line. Comment
  CAS-BOT-BC68601  Quercus chrysolepis A. A. Heller 1921-6-25 13555 Siskiyou about the base of Black Butte near Mt. Shasta Comment
  CAS-BOT-BC68602  Quercus chrysolepis Carl B. Wolf 1927-8-26 1079 Siskiyou on the Klamath River, 4 mi below Hamburg Comment
  CAS-BOT-BC68649  Quercus chrysolepis Louis C. Wheeler 1934-9-4 3242 Siskiyou Bear Creek off West Fork Beaver Creek, Siskiyou Mts. 1371 Comment
  HSC99817  Quercus chrysolepis G. L. Clifton, Griswold 1979-6-27 6089 Siskiyou Near Shackleford Creek, close to the town of Greenview 1342 Comment
  UCR18737  Quercus garryana Frank C. Vasek 1975-6-29 750629- 08 A Siskiyou 2.3 mi. east of Callahan Comment
  CAS-BOT-BC62758  Quercus garryana var. breweri John Thomas Howell 1939-8-2 14918 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC62761  Quercus garryana var. breweri Doris K. Kildale 1928-7-2 5351 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  CAS-BOT-BC62762  Quercus garryana var. breweri Doris K. Kildale 1929-7-20 8626 Siskiyou trail along South Fork Indian Creek to Elk Lick Comment
  RSA639548  Quercus garryana var. breweri Louis C. Wheeler 1952-9-17 6940 Siskiyou [No location information on label.] Comment
  UCSB60633  Quercus garryana var. breweri Muller, Cornelius 1954-6-24 Siskiyou 10.7 mi. SW of Etna, Summit of Salmon Mt. pass, 10 mi. NE of Idyllwild 1798 Comment
  JEPS74588  Quercus garryana var. breweri William J. Ferlatte 1973-7-30 1482 Siskiyou ca 1 mi se Big Flat (Yellow Rose Mine Trail); Trinity Alps 1828 Comment
  HSC71373  Quercus kelloggii J. P. Smith, Steve Selva 1970-7-17 4431 Siskiyou Along Klamath River. Comment
  UC63979  Quercus kelloggii Kate Stirring 1904-9-25 Siskiyou Etna Mills Comment
  CAS-BOT-BC104343  Quercus sadleriana Marion Ownbey; Fred G. Meyer 1940-7-8 2230 Siskiyou Near summit of Siskiyou Mountains, 20 miles N of Happy Camp Comment
  CAS-BOT-BC104349  Quercus sadleriana John Thomas Howell 1939-8-2 14881 Siskiyou Sprit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC104350  Quercus sadleriana Doris K. Kildale 1929-6-20 8613 Siskiyou East spur of Preston Peak above Rockefeller Lake 2133 Comment
  CAS-BOT-BC104351  Quercus sadleriana Doris K. Kildale 1928-8-18 6443 Siskiyou Lead of N Fork Salmon River at Finley's upper Camp Comment
  CAS-BOT-BC104361  Quercus sadleriana Louis C. Wheeler 1934-8-6 3048 Siskiyou Jaynes Canyon, Siskiyou Mts. 1859 Comment
  CAS-BOT-BC104363  Quercus sadleriana Louis C. Wheeler 1934-8-6 3048 Siskiyou Klamath National Forest, Jaynes canyon 1859 Comment
  CAS-BOT-BC104369  Quercus sadleriana Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road 1524 Comment
  HSC67669  Quercus sadleriana John Palmer 1980-7-24 589 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  POM258373  Quercus sadleriana C. L. Hitchcock, J. S. Martin 1939-7-6 5221 Siskiyou On Takilma-Happy camp road. 1677 Comment
  UCD47217  Quercus sadleriana D. Sanchez-Mata 1992-11-1 s.n. Siskiyou Klamath National Forest. Happy Camp-O' Brien. Indian Creek Road. Jefferson State Scenic Byway. 1470 Comment
  SEINET12034999  Quercus sadleriana M. Ownbey, Meyer, F. G. 1940-1 2230 Siskiyou near summit of Siskiyou Mts, 20 mi N of Happy Camp Comment
  JEPS20044  Quercus vacciniifolia George D. Butler 1908-8-11 231 Siskiyou Shackleford Creek 1158 Comment
  POM106258  Quercus vacciniifolia Geo. D. Butler 1910-7-12 1760 Siskiyou Shackleford Creek. 1220 Comment
  RSA13713  Quercus vacciniifolia Louis C. Wheeler 1934-8-8 3066 Siskiyou West Fork of Beaver Creek, Siskiyou Mountains. 1677 Comment
  RSA211498  Quercus vacciniifolia William J. Ferlatte 1967-8-17 956 Siskiyou Trinity Alps; Yellow Rose Mine. 1982 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
  CHSC91256  Ranunculus cymbalaria var. saximontanus Lowell Ahart; John Dittes 2005-6-9 12040 Siskiyou Meadow area along a small drainage, on the west side of a poor rock fence, about 200 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  JEPS60727  Ranunculus eschscholtzii Geo. D. Butler 1908-8-8 355 Siskiyou Marble Valley Camp 1524 Comment
  CAS-BOT-BC482449  Ranunculus eschscholtzii var. suksdorfii Dana York 2011-8-13 3058 Siskiyou Marble Mountain Wilderness, Klamath National Forest, NE-facing slope of Marble Mountain 2045 Comment
  UC609341  Ranunculus eschscholtzii var. suksdorfii Eleanor Burks Hart 1938-8-24 909 Siskiyou Upper Wright Lake 2225 Comment
  POM178063  Ranunculus occidentalis var. ultramontanus Marcus E. Jones 1930-7-10 25294 Siskiyou Lake Tahoe. Comment
  HSC26700  Ranunculus orthorhynchus var. orthorhynchus William J. Ferlatte 1969-6-25 1181 Siskiyou Big Flat 1524 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
  UC909347  Ranunculus orthorhynchus var. orthorhynchus Ira L. Wiggins 1950-5-28 12369 Siskiyou on side of ridge above Grouse Creek (about 1.5 mi from Carmen Lake) 1584 Comment
  HSC19435D  Ranunculus uncinatus J. O. Sawyer 1969-7-11 855 Siskiyou Ravine above C.C.C. road. 1280 Comment
  JEPS94640  Rhamnus californica subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1998-8-3 9447 Siskiyou Rock Fence Lake Rd. (USFS 41N18) 0.1 mi ne intersection with Kangaroo Lake Rd. (USFS 41N08) (4.9 mi se of Gazelle-Callahan Rd.) 1676 Comment
  CAS-BOT-BC56110  Rhamnus ilicifolia Carl B. Wolf 1927-8-26 1031 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  POM283029  Rhamnus ilicifolia Lyman Benson 1929-3-27 1076 Siskiyou Rocky slopes by Klamath River, Pacific Hwy Comment
  RSA12078  Rhamnus ilicifolia Louis C. Wheeler 1934-7-17 2915 Siskiyou Siskiyou Mts, Cottonwood Creek 945 Comment
  RSA7808  Rhamnus purshiana Doris K. Kildale 1928-8-20 6634 Siskiyou Trail betw English Lake and Finleys upper Camp trail to Marble Mt. Comment
  SEINET13946352 Image available Rhamnus purshiana A. A. Heller 1915-1 12245 Siskiyou Wagon creek at the foot of Mt. Eddy, elev about 3700 ft 1128 Comment
  RSA184694  Rhodiola integrifolia subsp. integrifolia Gilbert Muth 1966-7-31 474 Siskiyou North side of Black Mountain, Marble Mountains 2058 Comment
  HSC30573  Rhododendron columbianum Frederick W. Oettinger 1968-8-2 349 Siskiyou Marble Mountain Wilderness, S of Diamond Lake 2073 Comment
  HSC68407  Rhododendron occidentale var. paludosum Maralyn A. Renner 1980-7-4 1415 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  RSA471028  Rhododendron occidentale var. paludosum B. C. Templeton 1957-6-22 7743 Siskiyou Near the summit of Scott Mt. Comment
  HSC100036  Rhus aromatica J. P. Smith, & J. O. Sawyer 2010-5-6 12821 Siskiyou Along Rd. 92K02, E of Copco. 778 Comment
  UC585101  Rhus trilobata E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1951 Siskiyou about 2 mi s Sheep Rock (n slope of Mt. Shasta, on hwy from Bray to Weed); Mt. Shasta 1249 Comment
  UC165925  Ribes Geo. D. Butler 1910-7-8 1682 Siskiyou Shackleford Creek 1219 Comment
  UC455595  Ribes I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake 1828 Comment
  CAS-BOT-BC438014  Ribes Louis C. Wheeler 1934-6-28 2815 Siskiyou Little Soda Cr., Klamath Forest 1066 Comment
  CAS-BOT-BC92405  Ribes aureum var. aureum Doris K. Kildale 1929-3-11 7762 Siskiyou Klamath River at Hornbrook. Comment
  CAS-BOT-BC92539  Ribes binominatum Louis C. Wheeler 1934-7-3 2854 Siskiyou Klamath Forest. Soda Creek. 1676 Comment
  HSC23686  Ribes binominatum J. O. Sawyer 1971-7-16 2433 Siskiyou Slope NE of Deep Lake 2165 Comment
  SEINET515844  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
  UC1034607  Ribes inerme var. inerme Douglas Barbe 1955-6-29 42 Siskiyou 1.8 mi e Callahan (s bank of river); Klamath Mountains, Scott River 975 Comment
  UC165267  Ribes inerme var. klamathense Geo. D. Butler 1910-5-18 1362 Siskiyou Yreka Creek Comment
  CAS-BOT-BC173298  Ribes lacustre Ira L. Wiggins 1955-7-29 13592 Siskiyou Along Thompson Creek, 3.5 mi. above S Fork of Salmon River 1371 Comment
  HSC96865  Ribes lacustre Gordon Leppig 1998-7-10 916 Siskiyou Russian Wilderness, cirque W of Little Duck Lake 671 Comment
  JEPS84054  Ribes lacustre L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6352 Siskiyou ca. 1/2 mi se Red Butte (ca. 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1730 Comment
  CAS-BOT-BC173292  Ribes lacustre Annetta Carter 1934-8-13 709 Siskiyou Watershed of West ranch of Indian Creek, Happy Camp to Waldo (Oregon) road, Klamath National Forest 1463 Comment
  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
  JEPS49364  Ribes lobbii Geo. D. Butler 1908-8-5 261 Siskiyou near Cold Spring Camp; Wooly Creek 1676 Comment
  UC1408856  Ribes lobbii Frederick W. Oettinger 1969-7-14 1019 Siskiyou saddle along ridge between Charmaine Lake and Abbott's Lake; Salmon Mountains, Marble Mountain Wilderness 1889 Comment
  RSA0021625  Ribes lobbii Gilbert Muth 1966-7-8 359 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  HSC40859  Ribes marshallii J. O. Sawyer 1973-7-18 2550 Siskiyou Hamilton Camp Comment
  CAS-BOT-BC219265  Ribes nevadense A. A. Heller 1915-8-26 12244 Siskiyou Wagon Creek at the foot of Mount Eddy 1127 Comment
  JEPS86133  Ribes roezlii Wayne Roderick 1956-2 Siskiyou Castle Lake 1676 Comment
  UC909349  Ribes roezlii Ira L. Wiggins 1950-5-28 12374 Siskiyou about 1.5 mi from Carmen Lake (small bog on side of ridge above Grouse Creek) 1584 Comment
Read comments
Jan 29 2013
  UC165933  Ribes roezlii var. cruentum Geo. D. Butler 1910-6-7 1535 Siskiyou Oro Fino Comment
  JEPS49241  Ribes sanguineum Geo. D. Butler 1908-8-4 258 Siskiyou head Shackelford Creek 1676 Comment
  CAS-BOT-BC144508  Ribes sanguineum var. sanguineum Geo. D. Butler 1910-5-5 1286 Siskiyou Humbug Mountain Comment
  CAS-BOT-BC173906  Ribes velutinum Elmer I. Applegate 1898-5-15 2126 Siskiyou Klamath River. Between Shovel Creek & Fall Creek 853 Comment
  SEINET5339795  Ribes velutinum G. Butler 1910-5-21 1374 Siskiyou Klamath River Comment
  CAS-BOT-BC168793  Ribes viscosissimum Doris K. Kildale 1928-7-2 5344 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  CAS-BOT-BC168799  Ribes viscosissimum Gilbert Muth 1966-7-17 380 Siskiyou Along trail to Marble Mountain Lookout, Marble Mts. 1813 Comment
  HSC65563  Ribes viscosissimum Rich White 1977-7-21 127 Siskiyou Slope below outlet of Raspberry Lake 1512 Comment
  UC1312926  Ribes viscosissimum John M. Tucker 1963-7-7 3710 Siskiyou vicinity Paradise Lake (at base on e side of Kings Castle); Marble Mountain Wilderness Area 1981 Comment
  LA205491  Ribes viscosissimum W. B. C.; 1939-6-30 13570 Siskiyou Mount Shasta, near the source of MacBride Springs 1523 Comment
  SEINET12220409  Ribes viscosissimum H. P. Chandler 1901-1 1597 Siskiyou near Marble Mountain, North Coast Ranges 2134 Comment
  JEPS80504  Rorippa curvisiliqua Gilbert Muth 1966-7-19 423 Siskiyou Marble Mt. Wilderness Area 1798 Comment
  CAS-BOT-BC74660  Rorippa curvisiliqua Gilbert Muth 1966-7-19 423 Siskiyou Marble Mountains. Horse pasture above camp. 1798 Comment
  UC1795619  Rosa canina Barbara Ertter 2001-6-9 17667 Siskiyou Mt. Shasta City at west base of Mt. Shasta, sedge meadow at SE corner of Lake and Commercial streets [destroyed for development in 2002] 1066 Comment
  POM88595  Rosa eglanteria Geo. D. Butler 1910-7-31 1802 Siskiyou Near Yreka Comment
  HSC19386  Rosa gymnocarpa J. O. Sawyer 1968-9-28 737 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  RSA50227  Rosa gymnocarpa E. K. Balls 1949-7-9 13934 Siskiyou 8.3 miles from Etna on road to Sawyer's Bar. 1006 Comment
  UC136520 Image available Rosa pisocarpa E. B. Copeland 1903-9-8 3875 Siskiyou Mt. Eddy; ; Mt. Eddy, Siskiyou Co. 1463 Comment
  RSA96941  Rosa pisocarpa subsp. pisocarpa Percy C. Everett, E. K. Balls 1954-10-10 20265 Siskiyou n. end of Castle Lake SW from town of Mt. Shasta. 1585 Comment
  POM88114  Rosa woodsii var. ultramontana Geo. D. Butler 1910-7-31 1804 Siskiyou Yreka Creek. Comment
  POM208382  Rubus lasiococcus Louis C. Wheeler 1934-8-13 3116 Siskiyou Johnson Dairy. Siskiyou Mtns. 1829 Comment
  CAS-BOT-BC147322  Rubus parviflorus Geo. D. Butler 1910-5-30 1438 Siskiyou Humbug Mountain 1219 Comment
  HSC44380  Rubus parviflorus Maralyn O'Meara 1973-6-25 235 Siskiyou Music Creek 1463 Comment
  RSA264949  Rubus parviflorus G. L. Clifton 1975-7-28 s.n. Siskiyou Near Cook and Green Pass. Near Seiad Valley. 1646 Comment
  UC163748  Rubus ursinus Geo. D. Butler 1908-7-4 287 Siskiyou Shasta River near mouth; Shasta River near mouth Comment
  RSA12505  Rudbeckia occidentalis C. B. Wolf 1934-7-4 5931 Siskiyou Ten miles from Horse Creek Bridge on Klamath River, Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains. 1220 Comment
  CAS-BOT-BC95037  Rumex acetosella R. C. Wenk 2005-7-16 255 Siskiyou Trinity Alps, S Fork of the Salmon River, S end of Big Flat Meadow 1499 Comment
  HSC68520  Rumex acetosella Maralyn A. Renner 1980-6-26 1147 Siskiyou Flint Valley. 1390 Comment
  CAS-BOT-BC433694  Rumex obtusifolius H. A. Thomas; J. H. Thomas 1954-7-26 4547 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Between Mt. View Cabin and S. Fork of Salmon River. 944 Comment
  JEPS39939  Rumex occidentalis W. L. Jepson 1914-8-13 5799 Siskiyou Marshes at Sisson Sisson 1097 Comment
  HSC92643  Sagina saginoides Jennifer Whipple 1977-8-6 2204 Siskiyou Klamath Mtns., SW of Dobkins Lake along drainage into the lake. 2073 Comment
  HSC92636  Sagina saginoides Jennifer Whipple 1976-7-2 1253 Siskiyou Mt. Eddy: Near Dobkins Lake 2073 Comment
  CAS-BOT-BC103546  Salix commutata Gilbert Muth 1966-7-8 377 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  HSC19410  Salix eastwoodiae J. O. Sawyer 1968-7-22 540 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC22196  Salix eastwoodiae J. O. Sawyer 1969-8-4 1916 Siskiyou Headwaters of S Sugar Creek. 2043 Comment
  HSC67667  Salix eastwoodiae John Palmer 1980-7-24 587 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  RSA201501  Salix eastwoodiae J. T. Howell 1939-8-7 15125 Siskiyou Marble Mountain: Sky High Valley. 1829 Comment
  JEPS38524  Salix exigua Geo. D. Butler 1908-6-25 150 Siskiyou Butler Ranch near Yreka Comment
  CAS-BOT-BC107782  Salix hindsiana Wm. Bridge Cooke 1940-6-20 15157 Siskiyou Along the Klamath River along the Pacific Highway in the Klamath River gorge 609 Comment
  CAS-BOT-BC107788  Salix hindsiana Doris K. Kildale 1928-7-25 5867 Siskiyou Between Gottsville & Brown's Resort on Klamath River Comment
  CHSC88393  Salix laevigata Jenny Marr 1993-7-1 152 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS38487  Salix laevigata Geo. D. Butler 1908-7-7 151 Siskiyou Butler Ranch near Yreka Comment
  UC375227  Salix laevigata Geo. D. Butler 1909-9-20 1084 Siskiyou along creek near Yreka Comment
  SEINET12003262  Salix lasiandra H. P. Bracelin 1931-1 474 Siskiyou N base of Mt.Eddy, 13 km NW of Shasta City, 1.3 km E of Burney Mill 1110 Comment
  CAS-BOT-BC125447  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 429 Siskiyou North base of Mount Eddy, about 10 km. northwest of Shasta City; east of Metcalf ranch house 1200 Comment
  CAS-BOT-BC125467  Salix lasiandra var. lasiandra W. R. Dudley 1899-8-8 s.n. Siskiyou Near Big Spring above Sisson Comment
  UCD111542  Salix lasiandra var. lasiandra Beecher Crampton 1969-6-19 8474 Siskiyou 1 mile north of Edgewood along the Shasta River. Comment
  CAS-BOT-BC107075  Salix lasiolepis Mrs. H. P. Bracelin 1936-9-3 854 Siskiyou 11 miles N.W. from Mt. Shasta City, and about 2 miles E. of Burney Mill, N. base of Mt. Eddy 1127 Comment
  CAS-BOT-BC107080  Salix lasiolepis Mrs. H. P. Bracelin 1936-4-15 831 Siskiyou East side of Mt. Eddy; Wagon Creek above Metcalf ranch house; 8-9 miles N.W. of Mt. Shasta City 1203 Comment
  CAS-BOT-BC107081  Salix lasiolepis s.n. Siskiyou 11 miles N.W. from Mt. Shasta City, and about 2 miles E. of Burney Mill, N. base of Mt. Eddy 1127 Comment
  UC481720  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-21 469 Siskiyou creek side about 300 m below Dobkin Lake (trail from Downey Mill to lake, n side of mt., about 21 km nw of Shasta City); Mt. Eddy 1650 Comment
  POM362801  Salix lasiolepis var. sandbergii Louis C. Wheeler 1934-12-16 3363 Siskiyou Oak Knoll Ranger Station. Klamath River. Siskiyou Mtns. 671 Comment
  SBBG57914  Salix lemmonii Mrs. H. P. Bracelin 1931-6-19 415 Siskiyou ca. 16 km NW of Shasta City, on edge of stream above Metcalf ranch house; NE side of Mount Eddy 1455 Comment
  CAS-BOT-BC125685  Salix melanopsis H. A. Thomas; J. H. Thomas 1954-7-23 4456 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Along north bank of S. Fork of Salmon River just west of Blind Horse Creek 883 Comment
  CAS-BOT-BC126124  Salix scouleriana L. S. Smith 1931-6-7 16 Siskiyou Mt. Shasta 1066 Comment
  CAS-BOT-BC126133  Salix scouleriana L. S. Smith 1931-6-7 13 Siskiyou Mt. Shasta 1066 Comment
  CAS-BOT-BC126165  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 442 Siskiyou East side of Mount Eddy, about 17 km. northwest of Shasta City; in Wagon Creek Canyon, about 1 km. up from Metcalf ranch house 1170 Comment
  CAS-BOT-BC129040  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 444 Siskiyou North base of Mount Eddy, about 1 km. up from Metcalf ranch house, about 17 km. northwest of Shasta City 1170 Comment
  CAS-BOT-BC129041  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 442 Siskiyou North base of Mount Eddy, about 1 km. up from Metcalf ranch house, about 17 km. northwest of Shasta City 1170 Comment
  SBBG57975  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou Wagon Crk Cyn, ca. 1 km up from Metcalf ranch house, E side of Mount Eddy, ca. 17 km NW of Shasta City 1170 Comment
  UC375229  Salix scouleriana Geo. D. Butler 1910-4-1 1155 Siskiyou Humbug Mt. 1219 Comment
  UC449841  Salix scouleriana L. S. Smith 1931-6-1 16 Siskiyou near Mt. Shasta Mt. Shasta 1066 Comment
  HSC65137  Salsola tragus J. P. Smith, Steve Selva 1970-7-17 4418 Siskiyou Along Klamath River. Comment
  CAS-BOT-BC220801  Salvia dorrii var. dorrii Alice Eastwood; John Thomas Howell 1940-6-14 8268 Siskiyou Lava Beds Nat. Mon. near Schonchin Butte Comment
  UCD125667  Salvia dorrii var. incana Robert E. Preston 1995-6-18 888 Siskiyou ca. 4 miles east of Hornbrook, on rock outcrop on north side of road to Irongate Reservoir. 670 Comment
  POM46722  Sambucus melanocarpa Geo. D. Butler 1910-5-29 1425 Siskiyou Near Yreka. Comment
Read comments
Jan 23 2011
  UC1037474  Sambucus mexicana Douglas Barbe 1955-7-5 96 Siskiyou 5.7 mi s Etna (on French Creek Road); Klamath Mountains 883 Comment
  CAS-BOT-BC236479  Sambucus racemosa subsp. racemosa Wm. Bridge Cooke 1938-9-8 11674 Siskiyou South side of Red Butte, Mount Shasta 2286 Comment
  CAS-BOT-BC236485  Sambucus racemosa subsp. racemosa Louis C. Wheeler 1934-8-2 3019 Siskiyou Alex Hole, Alex Canyon, Siskiyou Mts. 1889 Comment
  HSC19451  Sambucus racemosa var. racemosa J. O. Sawyer 1969-7-18 1404 Siskiyou SW facing slope above S Russian Creek. 1905 Comment
  RSA42328  Sanicula graveolens Lincoln Constance, R. Shan 1946-5-31 3059 Siskiyou East bank of Sacramento river at Dunsmuir 701 Comment
  RSA45489  Saponaria officinalis J. C. Roos, L. Roos 1948-9-2 4019 Siskiyou Hills just N of Mt. Shasta (city). Comment
  UC1408862  Saxifraga aprica Frederick W. Oettinger 1969-7-9 940 Siskiyou the High Lake Basins in the vicinity of English Peak (nw of upper English Lake); Salmon Mountains, Marble Mountain Wilderness Area 1920 Comment
  SEINET10871268  Saxifraga bryophora Mary Susan Taylor 1980-7-8 Taylor 3095 Siskiyou T39N R5W south center sec 19, Dunsmuir quad; Shasta-Trinity Natl Forest; S end of Little Castle Lake, in steep granitic cliffs. 1768 Comment
  UC166551  Saxifraga californica Geo. D. Butler 1909-4-4 583 Siskiyou near Yreka Comment
  RSA238316  Saxifraga ferruginea Frederick W. Oettinger 1967-7-20 174 Siskiyou SSE of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UC722711  Saxifraga mertensiana C. L. Hitchcock, J. S. Martin 1939-7-9 5316 Siskiyou between King's Castle and Black Mountain 1828 Comment
  RSA184748  Saxifraga odontoloma Gilbert Muth 1966-7-24 442 Siskiyou Marble Valley, along creek, Marble Mountains. 1793 Comment
  RSA238314  Saxifraga odontoloma Frederick W. Oettinger 1968-8-24 629 Siskiyou Bear Upper Meadow, Toms Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  CAS-BOT-BC445870  Saxifragopsis fragarioides J. Bernard Brinton 1882-9-5 s.n. Siskiyou Cliffs overhanging Castle Lake Comment
  CAS-BOT-BC445871  Saxifragopsis fragarioides John Thomas Howell 1939-8-3 14990 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC69193  Saxifragopsis fragarioides Maralyn A. Renner 1980-9-1 2694 Siskiyou Bear Mtn. 1936 Comment
  CAS-BOT-BC445873  Saxifragopsis fragarioides Louis C. Wheeler 1934-8-2 3015 Siskiyou Alex Canyon; Klamath Forest 1889 Comment
  POM211402  Schedonorus pratensis L. C. Wheeler 1934-6-26 2796 Siskiyou Siskiyou Mountains, Cottonwood Creek. 838 Comment
  CAS-BOT-BC111412  Schoenoplectus acutus var. occidentalis L. B. Kildale 1930-5-31 9802 Siskiyou Island in Klamath River near Hoenbrook Comment
  JEPS117616  Scirpus acutus var. occidentalis Lowell Ahart, John Dittes 2010-7-30 16972 -A Siskiyou Along the south edge of the Shasta River, about 50 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  UC1100765  Scirpus acutus var. occidentalis Herbert L. Mason 1948-7-18 13616 Siskiyou Grass Lake Comment
  UC184170  Scirpus acutus var. occidentalis Geo. D. Butler 1909-10-10 1114 Siskiyou swampy place 1 mi n Yreka; n of Yreka Comment
  CAS-BOT-BC30750  Scirpus congdonii J. H. Thomas; H. A. Thomas 1954-7-24 4489 Siskiyou Salmon-Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville. 1981 Comment
  CAS-BOT-BC35598  Scirpus congdonii Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mtns. 1828 Comment
  HSC89803  Scirpus congdonii D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  HSC69090  Scirpus microcarpus Maralyn A. Renner 1980-8-4 2211 Siskiyou Flint Valley 1390 Comment
  JEPS11422  Scrophularia lanceolata Geo. D. Butler 1908-8-24 436 Siskiyou Russian Creek at Eldredge Corral 1219 Comment
  SBBG124784  Scutellaria antirrhinoides C. B. Hardham 1961-7-2 8058 Siskiyou Salmon Mtn Summit Comment
  RSA60645  Scutellaria antirrhinoides Rodney Gregg 1948-08 s.n. Siskiyou Gazelle Mountain 1220 Comment
  HSC46222  Scutellaria siphocampyloides Jennifer Whipple 1978-6-5 2332 Siskiyou Weston Gulch in Scott Valley 854 Comment
  HSC43831  Secale cereale Maralyn O'Meara 1974-5-27 490 Siskiyou Along FS Rd. 47N03 1280 Comment
  CAS-BOT-BC64080  Sedum kiersteadiae L. E. Smith 1913-6-13 433 Siskiyou Mount Eddy Comment
  RSA0078508  Sedum kiersteadiae Douglas Barbe 1955-7-26 265 Siskiyou NW slope of Scott Mt. 1829 Comment
  HSC28658  Sedum laxum subsp. heckneri Frederick W. Oettinger 1969-7-11 988 Siskiyou Marble Mountain Wilderness Area: Near summit of Little Medicine Mtn. (N of Hancock Lake) 2104 Comment
  HSC49945  Sedum laxum subsp. heckneri G. L. Clifton 1979-8-7 12751 Siskiyou Near Canyon Creek, close to the town of Seiad Valley 1342 Comment
  CAS-BOT-BC61467  Sedum laxum subsp. laxum Gilbert Muth 1969-8-6 s.n. Siskiyou Boulder Peak Ridge 2468 Comment
Read comments
Oct 29 2020
  CAS-BOT-BC64649  Sedum oregonense John Thomas Howell 1939-8-3 14955 Siskiyou Spirit Lake, Marble Mts. Comment
  SEINET8923801  Sedum oregonense P. Zika 2011-7-19 25647 Siskiyou Klamath Range (KR), Siskiyou Mountains, near Pacific Crest Trail, 1 air mile WNW of Copper Butte. 1610 Comment
  RSA0083645  Sedum oregonense R. F. Thorne, Frederick W. Oettinger 1969-8-4 63383 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1768 Comment
  RSA0083653  Sedum oregonense L. C. Wheeler 1963-8-25 8271 Siskiyou South side of Preston Peak: Head Rattlesnake Creek. 1829 Comment
  CDA25381  Sedum spathulifolium D. Osterhandt, Don Shaw 1978-3-31 Siskiyou Between Forks of Salmon and Somes Bar. 0 Comment
  RSA0074772  Sedum spathulifolium L. C. Wheeler 1934-8-16 3171 Siskiyou Siskiyou Mountains: 2 mi. east of White Mt. 1920 Comment
  UC1299669  Sedum spathulifolium Freed W. Hoffman 1950-7-14 4010 Siskiyou Clear Creek trail from Baldy Lookout (western Siskiyou County); Clear Creek trail from Baldy Lookout Comment
  HSC69297  Sedum stenopetalum Maralyn A. Renner 1980-7-23 1816 Siskiyou Klamath National Forest, ridge 1/2 mi. E of Cook and Green Pass 1555 Comment
  HSC29491  Selaginella scopulorum Frederick W. Oettinger 1968-9-3 680 Siskiyou Marble Mtn. Wilderness Area, slope W of Horse Range Lake 1905 Comment
  CDA8580  Senecio aronicoides T. C. Fuller 1962-6-13 8987 Siskiyou Road to Medicine Lake, ca. 12 miles northeast of Bartle. 0 Comment
  UCD135520  Senecio aronicoides Wm. E. Moon 1958-5-29 s.n. Siskiyou Hebron summit, State Highway 97. 1584 Comment
  UC91665  Senecio hydrophilus H. E. Brown July 1897 606 Siskiyou Mt. Shasta 2133 Comment
  HSC27490  Senecio integerrimus var. major J. P. Smith, J. O. Sawyer 1972-5-27 5346 Siskiyou Hwy. 3 near the Scott Mtn. Campground on divide between Scott and Trinity Rivers 1601 Comment
  UC91693  Senecio integerrimus var. major Harley P. Chandler June 1901 1606 Siskiyou near Marble Mountain 1981 Comment
  HSC69328  Senecio sylvaticus John Palmer 1980-8-12 745 Siskiyou Road to Bearground Spring from Beaver Creek Rd. 1341 Comment
  UC163919  Senecio triangularis Geo. D. Butler 1910-6-5 1486 Siskiyou Shackleford Creek Comment
  SEINET11812413  Senecio triangularis H. P. Chandler 1901-1 1576 Siskiyou near Marble Mountain, North Coast Ranges 1829 Comment
  UC618835  Sibbaldia procumbens unknown 1938-8-18 11480 Siskiyou above Horse Camp (on the Summit Trail, Horse Camp Springs); Horse Camp Springs Comment
  UC1013143  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-30 19641 Siskiyou on road to Waldo 4 mi n Happy Camp; n of Happy Camp on rd to Waldo Comment
  UC642536  Sidalcea oregana subsp. spicata W. Bridge Cooke 1939-7-7 13589 Siskiyou established at Bear Springs Mount Shasta, Bear Springs Comment
  LA205947  Sidalcea oregana subsp. spicata Wm. Bridge Cooke; 1940-7-5 15229 Siskiyou Mount Shasta, Bear Springs meadow 1523 Comment
  RSA610006  Silene campanulata L. C. Wheeler 1935-6-9 3554 Siskiyou Siskiyou Mountains; Yreka Creek (Mt Diablo Mer.) 1220 Comment
  CHSC33091  Silene campanulata subsp. glandulosa James P. Smith 1973-5-5 6370 Siskiyou In and around O'Neill Campground near Seiad Valley. 487 Comment
  POM100902  Silene campanulata subsp. greenei Geo. D. Butler 1909-7-15 962 Siskiyou Russian Creek. 1829 Comment
  HSC19443  Silene douglasii J. O. Sawyer 1969-8-4 1884 Siskiyou SE slope above S Sugar Lake 2165 Comment
  UC1190192  Silene douglasii Ira L. Wiggins 1955-7-29 13580 Siskiyou trail to Caribou Lake , trail to Caribou Lake (Summit of ridge above Thompson Creek) 1999 Comment
  CAS-BOT-BC388947  Silene grayi Wm. Bridge Cooke 1938-8-18 11494 Siskiyou Mount Shasta. Horse Camp Slopes Comment
  HSC23547  Silene grayi J. O. Sawyer 1969-8-4 1861 Siskiyou Slope SW of Sugar Lake 2195 Comment
  HSC65007  Silene grayi D. L. Goforth 1979-7-19 257 Siskiyou Trinity Alps Wild Area, Caribou Lakes Basin, 0.3 mi NW of upper lake 2134 Comment
  HSC92350  Silene grayi Jennifer Whipple 1976-7-14 1480 Siskiyou SE slope of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  UCSB27380  Silene grayi Wilken, Dieter 1969-7-26 Siskiyou Above summit of Mt. Shasta Ski Bowl Road; south slope of Mt. Shasta 3200 Comment
  CAS-BOT-BC388967  Silene grayi M. A. Showers 1981-8-8 2107 mas Siskiyou Basin between Shastina and Mt. Shasta at head of Cascade Gulch 2804 Comment
  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
  HSC103775  Silene hookeri subsp. hookeri M. R. Mesler 2014-6-6 1637 Siskiyou Elk Creek Rd (16N05) near Happy Camp 500 Comment
  CAS-BOT-BC389435  Silene lemmonii J. H. Thomas 1954-5-14 4178 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, Southwestern Siskiyou County 1219 Comment
  UC1045268  Silene lemmonii W. B. Cooke 1940-6-7 15104 Siskiyou near Black Butte (along the Pacific Highway); near Black Butte, along the Pacific Highway 1219 Comment
  HSC59820  Silene menziesii D. H. Norris 1968-7-28 2198 Siskiyou Along Salmon River ca. 1 mi. S of Big Flat 1524 Comment
  CDA3454  Silene vulgaris R. S. Richards 1967-6-15 Siskiyou Highway 3, 1 mile south of Etna. 0 Comment
  HSC64805  Sisymbrium altissimum J. P. Smith 1974-5-26 7388 Siskiyou Along FS Rd. 47N03 1524 Comment
  JEPS107648  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
  CDA39480  Sisyrinchium douglasii F. D. Horn & D. H. Shaw 1978-3-1 s.n. Siskiyou Shasta River Canyon near Yreka. 0 Comment
  CAS-BOT-BC5742  Sisyrinchium greenei H. E. Brown 1897-6-11 351 Siskiyou North side of Mt. Shasta 2743 Comment
  CHSC70188  Sisyrinchium idahoense Jennifer Whipple 1976-7-24 1563 Siskiyou Southwest of Dobkins Lake along the drainage into the lake. 2255 Comment
  UC1025073  Sisyrinchium idahoense Leo Whitney 1934-6-11 1587 Siskiyou near Tennant; Antelope Creek 1463 Comment
  UC884960  Solanum physalifolium var. nitidibaccatum A. A. Heller 1915-8-24 12208 Siskiyou ne base of Mount Eddy (Metcalf's ranch); , Metcalf's ranch 1188 Comment
  CAS-BOT-BC157046  Solanum umbelliferum E. D. Cantelow 1936-5-20 1440 Siskiyou S.W. slope of Salmon Mt. nr. summit 1817 Comment
  RSA211244  Solanum umbelliferum W. J. Ferlatte 1967-7-9 680 Siskiyou Kidd Creek Trail 1768 Comment
  RSA428812  Solanum villosum Louis C. Wheeler 1934-9-17 3275 Siskiyou Siskiyou Mts: Dutch Creek off Klamath River. 701 Comment
  RSA12584  Solidago californica C. B. Wolf 1934-7-6 6002 Siskiyou 4.7 miles from Mt. Shasta City on road to Wagon Camp. Southwest slope of Mt. Shasta. 1220 Comment
  CAS-BOT-BC365557  Solidago elongata Alice Eastwood 1912-7-21 1292 Siskiyou Sisson Comment
  CAS-BOT-BC365574  Solidago elongata Geo. D. Butler 1910-8-27 1858 Siskiyou Oro Fino Comment
  SBBG25842  Solidago elongata D. Myrick 1966-8-11 1531 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  UC36232  Solidago elongata Milo S. Baker 1893-6 Siskiyou 6 mi below Bartles; McCloud River Comment
  HSC76968  Solidago elongata K. T. Stillman 1976-9-9 487 Siskiyou Marble Mtn. Wilderness Area; trail from jump off to Paradise Lake 1951 Comment
  HSC6197  Solidago multiradiata R. C. Wunner 1965-8-14 429 Siskiyou California Lava Beds N. P.; 2 mi. SW on Tichner Rd. from Mammoth Crater 1494 Comment
  OBI55412  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
  UC163917  Solidago velutina subsp. californica Geo. D. Butler 1910-7-30 1800 Siskiyou Yreka Creek Comment
  UC60958  Solidago velutina subsp. californica Geo. B. Grant 1902-9-2 5205 Siskiyou Dunsmuir Dunsmuir (n part of California) Comment
  JEPS95096  Sorbus californica Vernon Oswald and Lowell Ahart 1997-7-28 8794 Siskiyou s.e. Medicine Lake (at Paynes Springs, on walls of Paynes Creek Canyon n. of the campground); Paynes Springs 1981 Comment
  UC154508  Sorbus californica Harley P. Chandler June, 1901 1633 Siskiyou near Marble Mountain (Klamath River to); North Coast Ranges 2133 Comment
  RSA96942  Sorbus californica Percy C. Everett, E. K. Balls 1954-10-10 20264 Siskiyou E shore of Castle Lake. SW of town of Mt. Shasta. 1585 Comment
  CAS-BOT-BC158938  Sorbus scopulina Geo. D. Butler 1910-7-8 1681 Siskiyou Shackleford Creek 1371 Comment
  CLARK-A1528-7822  Sorbus scopulina John C. Roos 1948-9-1 3984 Siskiyou Etna Comment
  UC1409396  Sparganium angustifolium Frederick W. Oettinger 1968-8-13 500 Siskiyou lower s inlet area Hancock Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  CAS-BOT-BC390714  Spergularia rubra Louis C. Wheeler 1934-9-2 3239 Siskiyou Klamath National Forest. Miller Glade 1828 Comment
  CAS-BOT-BC390724  Spergularia rubra M. S. Baker; Frank Nutting 1894-5-20 s.n. Siskiyou Near Redding Comment
  CAS-BOT-BC149679  Spiraea douglasii A. A. Heller 1920-8-11 13503 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC149694  Spiraea douglasii Alice Eastwood 1912-7-15 1112 Siskiyou [Mc Cloud] McCloud Comment
  HSC68  Spiraea douglasii William J. Ferlatte 1966-8-18 422 Siskiyou Willow Creek Trail. Comment
  JEPS46333  Spiraea douglasii W. L. Jepson 1940-7-3 20107 Siskiyou 5 mi se Bartle; Big Bear Flat 1219 Comment
  LA208260  Spiraea douglasii A. A. Heller; 1916-6-20 Siskiyou Metcalf's Ranch, Metcalf's ranch NE of Mt. Eddy in openings in the forest 1188 Comment
  RSA300520  Spiraea douglasii John Dourley, Walter Wisura 1982-10-16 3875 Siskiyou Castle Lake. SW of the town of Mt. Shasta. 1646 Comment
  CAS-BOT-BC152554  Spiraea splendens Ira L. Wiggins 1955-7-27 13528 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  HSC85692  Spiranthes romanzoffiana J. P. Smith 1980-8-24 10341 Siskiyou Scott Mtn. Campground, head of Mule Creek 1646 Comment
  UCLA70899  Stachys ajugoides var. rigida Louis C. Wheeler 1934-6-4 2631 Siskiyou Humbug Gulch Siskiyou Mts., Horse Creek 609 Comment
  CDA19580  Stachys rigida F. G. Andrews, A. J. Gilbert 2002-6-28 s.n. Siskiyou Northern California; Yreka Park, 0.5 mi W of Yreka. 844 Comment
  UC618823  Stellaria borealis subsp. sitchana unknown 1938-7-29 11428 Siskiyou Wagon Camp; Mount Shasta Comment
  HSC23656  Stellaria borealis subsp. sitchana J. O. Sawyer 1969-6-27 857 Siskiyou Along CCC Rd. 1311 Comment
  UC618866  Stephanomeria lactucina unknown 1938-7-29 11389 Siskiyou Howard Mount Shasta Comment
  UCD78020  Stephanomeria lactucina Robert E. Preston 2001-8-26 1768 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, 2072 Comment
  HSC6233  Stephanomeria virgata D. M. Thomson 1965-8-14 184 Siskiyou California Lava Beds National Monument; Caldwell Butte Comment
  SEINET10523037  Stipa occidentalis Patricia L. Kenney 1973-6-4 Kenney 387 Siskiyou Manzanita and yellow pine habitat near Freeman Lane, off Hwy 5 toward Abrams Lake. 1067 Comment
  HSC19239  Stipa occidentalis var. occidentalis J. O. Sawyer 1969-7-25 1545 Siskiyou West of High Lake 2256 Comment
  CAS-BOT-BC61129  Streptanthus barbatus Alice Eastwood 1912-8-30 s.n. Siskiyou Mount Eddy. Comment
  HSC70595  Streptanthus barbatus J. O. Sawyer, R. J. Cole 1981-7-2 4157 Siskiyou Near Scott Mtn. Campground 1585 Comment
  RSA142606  Streptanthus tortuosus P. A. Munz 1960-8-22 24193 Siskiyou Panther Meadows, Mount Shasta 2530 Comment
Read comments
Jun 28 2018
  UC1492822  Streptanthus tortuosus Freed W. Hoffman 1950-7-13 3383 Siskiyou on road to Indian Creek 0.4 mi from Baldy Lookout (w Siskiyou Co.) Comment
  UCD78031  Streptopus amplexifolius var. americanus Robert E. Preston 2001-8-26 1755 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake. 1767 Comment
  HSC92954  Stuckenia filiformis subsp. alpina Jennifer Whipple 1977-8-6 2199 Siskiyou Dobkins Lake 2058 Comment
  JEPS93826  Swertia albicaulis var. albicaulis Vernon H. Oswald and Lowell Ahart 1998-6-11 9186 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
  HSC45155  Swertia albicaulis var. nitida J. O. Sawyer, E. Cope 1977-6-19 2951 Siskiyou Clear Creek Trail between Preston Creek and Trout Camp 915 Comment
  CAS-BOT-BC269615  Symphoricarpos albus var. laevigatus A. A. Heller 1905-6-13 8022 Siskiyou Along the railroad a short distance above Shasta Springs Comment
  CAS-BOT-BC234797  Symphoricarpos mollis John Thomas Howell 1937-7-23 13362 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  UC478989  Symphoricarpos mollis Marcus E. Jones, A. M. 1931-7-17 29034 Siskiyou Shasta City; Session's Comment
  JEPS40846  Symphyotrichum bracteolatum Geo. D. Butler 1908-8-11 291 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC97878  Symphyotrichum eatonii Geo. B. Grant 1902-9-11 s.n. Siskiyou Sisson Comment
  HSC29235  Symphyotrichum foliaceum var. parryi Frederick W. Oettinger 1969-8-16 1407 Siskiyou Marble Mtn. Wilderness Area, central areas of Wire Grass Meadow below English Lake 1677 Comment
  CAS-BOT-BC97947  Symphyotrichum frondosum Geo. D. Butler 1910-9-13 1873 Siskiyou Butte Valley 1280 Comment
  HSC77012  Symphyotrichum hendersonii K. T. Stillman 1976-7-7 167 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  CAS-BOT-BC98852  Symphyotrichum spathulatum var. intermedium Alice Eastwood 1912-7-15 1089 Siskiyou McCloud Comment
  JEPS100300  Symphyotrichum spathulatum var. spathulatum Dean W. Taylor 2001-8-28 17908 Siskiyou Mt. Shasta, Ash Creek Butte, Suprise Lake 2057 Comment
  OBI55463  Symphyotrichum spathulatum var. yosemitanum David J. Keil, Kathleen Keil 1992-7-21 23541 Siskiyou Klamath NF Se of Callahan. Forest Rd 40N08, 1.7 mi W of Scott Mtn rd (hwy 3) Comment
  CAS-BOT-BC99365  Symphyotrichum spathulatum var. yosemitanum W. R. Dudley 1901-8-25 s.n. Siskiyou Scott-Salmon Trail, Salmon Mts. Comment
  HSC101563  Syringa J. P. Smith, J. O. Sawyer 2010-5-6 12822 Siskiyou Along Rd. 92K02, E of Copco. 778 Comment
  CDA17129  Taeniatherum caput-medusae G. F. Hrusa 2001-6-5 15843 Siskiyou Shasta Valley; Northbound exit from I-5 at Louie Rd. 914 Comment
  CDA7682  Taraxacum officinale G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2611 Siskiyou 3 km east of Forest Mountain summit, Highway 3, southwest of Yreka. Comment
  CHSC97395  Taraxia tanacetifolia Jenny Marr 2006-6-18 231 Siskiyou Cascade Range High. Plants collected along Hwy. 97. 1524 Comment
  CAS-BOT-BC81348  Taxus brevifolia Alice Eastwood 1912-7-21 1269 Siskiyou Sisson Comment
  CAS-BOT-BC447416  Tellima grandiflora Wm. F. Herrin 1920-5-1 s.n. Siskiyou Shasta Springs Comment
  HSC69571  Tellima grandiflora Maralyn A. Renner 1980-8-6 2266 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  HSC78074  Thelypodium brachycarpum R. & G. Pederson 1979-9-18 Siskiyou Tulelake, Lower Klamath National Wildlife Refuge, islands 1238 Comment
  HSC91014  Thelypodium brachycarpum Jennifer Whipple 1977-8-6 2209 Siskiyou Klamath Mtns., SW of Dobkins Lake along drainage into the lake 2104 Comment
  CAS-BOT-BC88080  Thelypodium flexuosum Dorothy Parker 1948-6-22 26 Siskiyou Shore line of lower Klamath Lake. 1280 Comment
  JEPS105430  Thlaspi arvense Dean W. Taylor 1995-6-4 14970 Siskiyou 3 miles west of Highway 89 on Grenada Road; Shasta Valley; Klamath National Forest; (ca. 10 miles North of Weed) 1158 Comment
  JEPS54043  Thlaspi montanum var. montanum Geo. D. Butler 1908-6-27 119 Siskiyou Forest House Mt. Comment
  HSC64788  Thysanocarpus curvipes J. P. Smith 1976-5-4 8660 Siskiyou E boundary of Klamath National Forest along Hwy. 96, above Klamath River 610 Comment
  HSC64820  Thysanocarpus curvipes J. P. Smith 1976-5-5 8687 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  HSC6996  Thysanocarpus curvipes L. C. Wheeler 1935-5-11 3477 Siskiyou Klamath River at Ash Creek, near river 610 Comment
  CAS-BOT-BC447628  Tolmiea menziesii H. A. Thomas; J. H. Thomas 1954-7-23 4474 Siskiyou Salmon- Trinity Mts. About 6 miles SE of Cecilville. Vicinity of Blind Horse Creek. 1036 Comment
  HSC41041  Tonella tenella J. O. Sawyer 1970-3-4 2060 Siskiyou N of Idlewild Campground 762 Comment
  SEINET13750575  Tonella tenella G. D. Butler 1910-4-17 1193 Siskiyou Near Yreka. Comment
  POM198423  Torreyochloa pallida var. pauciflora Geo D. Butler 1910-7-9 1704 Siskiyou Shackleford Creek. 1220 Comment
  UC164042  Toxicoscordion paniculatum Geo. D. Butler 1909-4-27 790 Siskiyou Quartz Valley Comment
  CAS-BOT-BC519566  Triantha occidentalis subsp. occidentalis Annie M. Alexander; Louise Kellogg 1949-7-29 5894 Siskiyou Sky High Valley, Marble Mts.: Edge Hidden Lake, above Sky High Lake 1859 Comment
  JEPS65700  Trifolium albopurpureum var. dichotomum Geo. D. Butler 1909-5-13 710 Siskiyou near Yreka; Klamath Hills Comment
  POM312879  Trifolium cyathiferum H. L. Mason 1948-7-17 13604 Siskiyou Eastern Grass Lake, in forested hills Comment
  UCD107928  Trifolium eriocephalum subsp. eriocephalum A. H. Murphy 1958-8-7 58 -M Siskiyou Klamath National Forest. Deep Lake, Marble Mts. 1889 Comment
  RSA237884  Trifolium howellii Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1237 Siskiyou North west of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1883 Comment
  POM28044  Trifolium howellii Geo D. Butler 1910-7-9 1689 Siskiyou Shackleford Creek. 1220 Comment
  UC631140  Trifolium longipes var. shastense A. A. Heller 1920-6-28 13404 Siskiyou e side Mt. Eddy (trail to Wagaon Creek Falls) 1371 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
  JEPS83895  Trifolium pratense Wayne Roderick Aug 1975 Siskiyou Cook and Green Pass Syskiyou Mtns Comment
  UCD109295  Trifolium pratense L. Whitney 1934-6-24 s.n. Siskiyou location unknown. 1463 Comment
  UC726458  Trifolium variegatum var. melananthum A. A. Heller 1919-6-25 13269 Siskiyou Compton's Prairie Comment
  JEPS66081  Trifolium wormskioldii W. L. Jepson July 1894 13650 Siskiyou Sisson Comment
  UC144272  Trifolium wormskioldii A. A. Heller 1905-6-22 8094 Siskiyou betw Igerna and Weed Comment
  UC375412  Trifolium wormskioldii Geo. D. Butler 1908-7-2 381 Siskiyou near Yreka Comment
  POM20470  Trifolium wormskioldii Geo. D. Butler 1909-6-26 915 Siskiyou Yreka. Comment
  SEINET10577454  Trifolium wormskioldii var. wormskioldii Wiegand 1921-8-23 WIEGAND 1389 Siskiyou Marshy subalkaline soil, south of Montague. Comment
  UC1181807  Trillium chloropetalum Dorothy Parker 1950-4-22 405 Siskiyou Etna Creek Siskiyou Mts., Salmon Mts., Etna Creek 914 Comment
  HSC44867  Trillium ovatum J. P. Smith 1973-5-5 6452 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  JEPS25637  Trillium ovatum Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7276 Siskiyou Poker Flat 1536 Comment
  RSA78846  Trillium ovatum Philip A. Munz 1952-7-2 17889 Siskiyou Road to Baldy Mountain, NW of Happy Camp, Siskiyou Mtns. 1524 Comment
  HSC780  Trillium ovatum subsp. oettingeri William J. Ferlatte 1967-7-9 691 Siskiyou Kidd Creek Trail 1890 Comment
  JEPS86788  Trillium ovatum subsp. oettingeri Roy E. Buck and Robert A. Price 1988-8-9 1064 Siskiyou 30 air km. e. McCloud (ca. 1.4 air km. n.-n.e. of Cub Spring, e. of dirt rd. (old R.R. grade), w. of Atkins Meadows) 1350 Comment
  RSA238972  Trisetum canescens Frederick W. Oettinger 1969-8-3 1151 Siskiyou Halfway spring. trail English Lake to Diamond Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC1024700  Trisetum canescens L. Whitney 1934-6-27 2145 Siskiyou 1706 Comment
  HSC18980  Trisetum spicatum J. O. Sawyer 1969-8-18 1982 Siskiyou Above South Sugar Creek 2134 Comment
  HSC58563  Trisetum spicatum G. L. Clifton, Griswold 1979-7-26 10118 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2104 Comment
  HSC76883  Triteleia crocea K. T. Stillman 1976-6-27 143 Siskiyou Marble Mtn. Wilderness Area, near Bear Lake Comment
  CDA39445  Triteleia crocea D. Janssen & F. D. Horn 1978-5-17 s.n. Siskiyou Old Klamath River Highway east of Horse Creek. 0 Comment
  CHSC31180  Triteleia crocea var. modesta M. S. Taylor 1980-7-8 3116 Siskiyou Se side of Castle Lake about half way up from the lake to the ridge. 2011 Comment
  CAS-BOT-BC522340  Triteleia hyacinthina W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klink's Meadow Comment
  CAS-BOT-BC522341  Triteleia hyacinthina A. A. Heller 1893-6-21 13265 Siskiyou Compton's prairie, north base of Mt. Eddy in the yellow pine belt. 1158 Comment
  UC454044  Triteleia ixioides subsp. anilina I. J. Condit 1911-7-27 Siskiyou Castle Lake 1981 Comment
  CAS-BOT-BC526140  Triteleia laxa D. H. Norris 1970-5-23 12247 Siskiyou In open oak forest along Klamath River at Ishi Pishi Bridge near Somes Bar Comment
  RSA237586  Tsuga mertensiana Frederick W. Oettinger 1967-8-26 327 Siskiyou Trees off north eastern side of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  UC618729  Tsuga mertensiana unknown 1938-9-8 11677 Siskiyou around the borders of Panther Creek Meadows (and extending across Gray Butte to the e forming solid forest island of Hemlock in the Shasta Fir Zone in vicinity of Squaw Creek Meadows); Mount Shasta, , Gray Butte, Panther Cre Comment
  CAS-BOT-BC74095  Turritis glabra John Thomas Howell 1937-7-21 13201 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC74105  Turritis glabra Milo S. Baker 1925-4-8 254 a Siskiyou Highway East Blue Lakes. 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
  JEPS21875  Utricularia macrorhiza Calvin McMillan and Malcolm A. Nobs 1949-6-17 800 Siskiyou Hwy. 97, Grass Lake Grass Lake Comment
  CAS-BOT-BC228835  Vaccinium cespitosum Peter W. Fritsch; James R. Shevock; Lu Lu 2012-6-20 1934 Siskiyou Russian Wilderness, Klamath National Forest. Above Sugar Lake along Sugar Creek on steep SE-facing slope. (From trailhead off forest road 41N14) 2019 Comment
  HSC96882  Vaccinium cespitosum Gordon Leppig 1998-7-10 912 Siskiyou Russian Wilderness, cirque W of Little Duck Lake 671 Comment
  RSA659524  Vaccinium cespitosum Gary D. Wallace 1990-7-1 2951 b Siskiyou Mount Shasta: Panther Meadow, campground on AAA map. 2255 Comment
  UCD118045  Vaccinium cespitosum D. V. Hemphill 1974-7-28 s.n. Siskiyou Stanshaw Trail, 1/4 mile south of Jawbone Camp. Marble Mountain Wilderness Area. 1554 Comment
  JEPS66690  Vaccinium deliciosum Geo. D. Butler 1908-8-5 44 Siskiyou summit above Cold Springs 1828 Comment
  UC56728  Vaccinium deliciosum Harley P. Chandler Jun 1901 1617 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  HSC19356  Vaccinium membranaceum J. O. Sawyer 1968-6-18 219 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  HSC69391  Vaccinium membranaceum Maralyn A. Renner 1980-8-31 2651 Siskiyou Poker Flat at trailhead to Twin Valley 1524 Comment
  RSA238839  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 763 Siskiyou East side of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UC22196  Vaccinium membranaceum Harley P. Chandler Jun 1901 1577 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  CAS-BOT-BC199252  Vaccinium ovatum F. W. Harley 1916-11-1 s.n. Siskiyou Klamath National Forest. Camp Creek watershed 121 Comment
  HSC27969  Vaccinium parvifolium Carl W. Mize 1972-9-24 129 Siskiyou 732 Comment
  HSC26906  Vaccinium scoparium J. P. Smith, J. O. Sawyer 1971-9-17 4785 Siskiyou On trail up to Little Duck lake 1829 Comment
  RSA70260  Vaccinium scoparium J. T. Howell 1939-8-6 s.n. Siskiyou Marble Mountains Comment
  CAS-BOT-BC199796  Vahlodea atropurpurea Wm. Bridge Cooke 1939-8-24 13892 Siskiyou Along the bank of Squaw Valley Creek in its middle cascade portion Comment
  UC28816  Valeriana californica Milo S. Baker 1893-8-9 Siskiyou Medicine Lake Comment
  HSC19100  Valeriana californica J. O. Sawyer 1969-7-7 1078 Siskiyou Ridge S of Big Duck Lake. 2195 Comment
  JEPS101147  Valerianella locusta Dean W. Taylor 1996-6-20 15716 Siskiyou upper Noyes Valley; along Noyes Valley Creek (ca. 20 air miles SW of Yreka) 1371 Comment
  HSC100306  Ventenata dubia J. P. Smith, & J. O. Sawyer 2011-6-25 13280 Siskiyou Along Lighthill Rd., 2 mi. N of Hwy. 3. 847 Comment
  CHSC8613  Verbascum thapsus G. Smalley 1967-6-17 Siskiyou Collected 6 miles e of Callahan. 1310 Comment
  RSA238775  Veronica americana Frederick W. Oettinger 1969-8-21 1478 Siskiyou Ethel Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CHSC91231  Veronica peregrina subsp. xalapensis Lowell Ahart; John Dittes 2005-6-10 12059 Siskiyou In a depression, near a poor dirt road, about 80 yards north of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  HSC97143  Veronica peregrina subsp. xalapensis L. Ahart, John Dittes 2005-6-10 12059 Siskiyou Depression near dirt road, 80 yds. N of pump house along the Shasta River, 1.9 mi. S of Hwy. 99/97 Cutoff, 6 mi. ESE of Grenada 777 Comment
  CDA6419  Veronica persica T. C. Fuller 1962-6-11 8964 Siskiyou El Rancho Motel, Yreka. 0 Comment
  UCR37837  Veronica serpyllifolia subsp. humifusa L. P. Janeway 1983-7-10 401 Siskiyou Poker Flat 1524 Comment
  RSA167160  Veronica triphyllos Iris Coonrod 1963-4-1 s.n. Siskiyou Coonrod Ranch, Montague. 915 Comment
  CAS-BOT-BC238172  Veronica wormskjoldii Wm. Bridge Cooke 1934-9-8 11634 Siskiyou Mount Shasta. South Gate Springs Comment
  UCR52567  Vicia americana Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  SBBG15262  Vicia americana subsp. americana D. Myrick 1961-6-21 301 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1371 Comment
  CDA28314  Vicia americana var. americana G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2615 Siskiyou 3 km east of Forest Mountain summit, Highway 3, southwest of Yreka.