Search Results — 2000 specimen records retrieved (1353 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC67695  Abies X shastensis John Palmer 1980-7-24 577 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  UC1319592  Abies amabilis James B. Roof, Irja Knight September 1948 Siskiyou n side of divide between head of North Fork of Salmon River and head of Hancock Creek; Salmon Mountains, Hancock Lake 2133 Comment
  HSC69712  Abies concolor Maralyn A. Renner 1980-7-15 1771 Siskiyou English Lake inlet 1780 Comment
  RSA0091810  Abies concolor Bonnie C. Templeton 1968-6-13 11333 Siskiyou About 5 miles s.w. of Mt. Shasta. Scott Camp Creek. 1585 Comment
  UC336751  Abies concolor unknown 1891-11-12 Siskiyou Sissons Comment
  CAS-BOT-BC73509  Abies concolor Doris K. Kildale 1929-8-24 9058 Siskiyou Rattlesnake Meadow, Preston Peak. 1676 Comment
  UC1001951  Abies magnifica var. shastensis Mrs. B. M. Berry 1954-10-9 1 Siskiyou between Etna and Salmon Mountain summit; Salmon Mountains, Salmon Mountain 1828 Comment
  CAS-BOT-BC330617  Acer circinatum A. A. Heller 1905-6-1 7923 Siskiyou Between Dunsmuir and Upper Soda Spring. Comment
  RSA386076  Acer circinatum E. E. Stanford 1930-6-15 1581 Siskiyou 1 mile north of Dunsmuir. Comment
  UC138080  Acer circinatum A. A. Heller 1905-6-1 7923 Siskiyou between Dunsmuir and Upper Soda Spring; between Dunsmuir and Upper Soda Spring Comment
  UC1408872  Acer glabrum var. glabrum Frederick W. Oettinger 1968-8-7 435 Siskiyou e side Hancock Lake (High Lake Basins in the vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area, western Siskiyou County); Marble Mountain Wilderness Area, Salmon Mountains 1935 Comment
  HSC58874  Achillea millefolium Marvin Butler 1971-7-19 155 Siskiyou Near Mary's Meadow, close to the town of Cave Junction 1220 Comment
  HSC67833  Achillea millefolium J. O. Sawyer, J. Cole 1980-7-22 3923 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  JEPS37099  Achillea millefolium W. L. Jepson 1940-6-23 20024 Siskiyou n of Mt. Shasta; Andesite sta., n. of Mt. Shasta 975 Comment
  UC890998  Achillea millefolium unknown 1915-7-18 Siskiyou northest base of Mt. Eddy Metcalf's ranch; Mt. Eddy 1188 Comment
  SD113039  Achillea millefolium Darley F. Howe 1979-6-26 Siskiyou Military Pass Road, 6 miles southeast of #97. 185 Comment
  HSC58837  Achlys triphylla Marvin Butler 1971-7-8 57 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction 1433 Comment
  CHSC8610  Achnatherum latiglume G. Smalley 1967-7-7 Siskiyou Collected ca. 10 miles e of Etna. 1402 Comment
  SEINET7593425 Image available Achnatherum occidentale A. S. Hitchcock 1934-1 12390 Siskiyou Se. corner of Siskiyou Co. Comment
  CAS-BOT-BC210870  Achnatherum occidentale subsp. californicum Elmer I. Applegate 1935-6-10 9481 Siskiyou South base of Caldwell Butte, Lava Beds National Monument Comment
  SEINET255884  Achnatherum occidentale subsp. californicum Mary E. Barkworth, L. R. Firestone 1982-8-30 4096 Siskiyou On Cal 895 to Lassen National Volcanic Park at road marker 14.00 Comment
  UC1265472  Achnatherum occidentale subsp. occidentale Frederick W. Oettinger 1969-8-13 1352 Siskiyou se ridge of English Peak Salmon Mtns., High Lake Basins near English Peak, Marble Mtn 2133 Comment
  UC563984  Achnatherum occidentale subsp. occidentale Elmer I. Applegate 1935-6-10 9481 Siskiyou s base of Caldwell Butte Lava Beds National Monument Comment
  UCD51181  Achnatherum occidentale subsp. pubescens Mr. Roseman 1913-1 7 Siskiyou Butte Valley. Comment
  POM30811  Achyrachaena mollis Geo. D. Butler 1910-5-8 1312 Siskiyou Near Yreka. Comment
  UC853407  Aconitum columbianum A. A. Heller 1915-8-26 12240 Siskiyou Mt. Eddy 1828 Comment
  CAS-BOT-BC391505  Aconitum columbianum subsp. columbianum E. B. Copeland 1903-8-13 3890 Siskiyou Sisson Comment
  CAS-BOT-BC391509  Aconitum columbianum subsp. columbianum John Thomas Howell 1939-8-5 15074 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC391518  Aconitum columbianum subsp. columbianum Alice Eastwood 1912-8-30 1989 Siskiyou Mount Eddy Comment
  CAS-BOT-BC391527  Aconitum columbianum subsp. columbianum Doris K. Kildale 1928-7-2 5401 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  CAS-BOT-BC391534  Aconitum columbianum subsp. columbianum A. A. Heller 1914-8-28 11724 Siskiyou East side of Mt. Eddy 1310 Comment
  HSC22294  Aconitum columbianum subsp. columbianum J. O. Sawyer 1969-8-4 1890 Siskiyou Above S Sugar Lake 2043 Comment
  HSC34  Aconitum columbianum subsp. columbianum William J. Ferlatte 1966-8-19 437 Siskiyou Kidd Creek Trail 1890 Comment
  HSC92159  Aconitum columbianum subsp. columbianum Jennifer Whipple 1976-7-8 1352 Siskiyou Along drainage into SW side of Dobkins Lake 2195 Comment
  CAS-BOT-BC391585  Aconitum columbianum subsp. viviparum Gilbert Muth 1965-8-16 s.n. Siskiyou Marble Valley Comment
  HSC29438  Aconitum columbianum subsp. viviparum Frederick W. Oettinger 1968-8-7 433 Siskiyou Marble Mtn. Wilderness Area, SE end of Hancock Lake 1936 Comment
  CAS-BOT-BC413840  Aconogonon davisiae Wm. Bridge Cooke 1938-7-21 11289 Siskiyou Mount Shasta. Between Horse Camp and Panther Creek Meadows Comment
  CHSC99992  Aconogonon davisiae L. P. Janeway 2008-7-26 9504 Siskiyou Klamath Ranges. Between Castle Crags, Trinity Mountains, and The Eddys; about 200 m west-southwest of Heart Lake and about 0.8 km south of Castle Lake. 1859 Comment
  CAS-BOT-BC413843  Aconogonon davisiae J. M. Tucker 1948-8-2 1760 Siskiyou Panther Meadows, Mt. Shasta 2407 Comment
  CHSC30237  Aconogonon newberryi M. S. Taylor; J. Prouty, E. Heinetz 1980-8-19 3269 Siskiyou Paint Pot Crater. 1920 Comment
  HSC69392  Adenocaulon bicolor Maralyn A. Renner 1980-8-31 2641 Siskiyou Poker Flat at trailhead to Twin Valley 1524 Comment
  CAS-BOT-BC68962  Adiantum aleuticum H. A. Thomas; J. H. Thomas 1954-7-23 4468 Siskiyou Salmon-Trinity Mts. About 6 miles SE of Cecilville. Vicinity of Blind Horse Creek. 1036 Comment
  CAS-BOT-BC68956  Adiantum aleuticum A. A. Heller 1915-8-26 12235 Siskiyou Mt. Eddy in open swampy places in the forest. 1828 Comment
  CDA37711  Aegilops cylindrica R. Breckenridge/K. Filippini 2007-6-13 s.n. Siskiyou Montague. 0 Comment
  HSC19166  Ageratina occidentalis J. O. Sawyer 1969-8-2 1663 Siskiyou SE facing slope above Little Duck Lake 1951 Comment
  RSA12510  Ageratina occidentalis Carl B. Wolf 1934-7-4 5926 Siskiyou 0.7 mi. below mouth of Dillon Creek, Klamath River. 244 Comment
  SDSU6844  Ageratina occidentalis D. F. Howe 1964-8-6 3942 Siskiyou 3.5 miles south of Happy Camp on #96, Klamouth National Forest. 152 Comment
  RSA416392  Agoseris grandiflora B. C. Templeton 1960-6-21 8525 Siskiyou Between California State line and the Agricultural Inspection Station Comment
  UC163890  Agoseris grandiflora var. grandiflora Geo. D. Butler 1909-6-4 761 Siskiyou Yreka Comment
  UC163893  Agoseris heterophylla Geo. D. Butler 1910-4-21 1213 Siskiyou Oro Fino Comment
  CDA9942  Agoseris heterophylla F. D. Horn 1979-4-29 Siskiyou Horn Ranch, Etna. 0 Comment
  UC1539996  Agoseris heterophylla var. heterophylla M. Mitchell 1935-5-14 30 Siskiyou Canby's Cross; Lava Beds National Monumnet 1234 Comment
  UC92268  Agoseris heterophylla var. heterophylla Brandegee Jul 1 1887-Jan 1 1900 Siskiyou Sissons Comment
  JEPS94398  Agoseris monticola Vernon Oswald and Lowell Ahart 1997-7-28 8797 Siskiyou on the meadow s of Schonchin Spring Campground at Medicine Lake Medicine Lake 2057 Comment
  HSC76761  Agoseris monticola K. T. Stillman 1976-9-9 492 Siskiyou Ridge above Paradise Lake, Marble Mountain Wilderness Area Comment
  UC165784  Agrostis Geo. D. Butler 1910-7-12 1748 Siskiyou Shackleford Creek 1219 Comment
  UC1130657  Agrostis alba H. S. Yates 1936-6-21 5824 Siskiyou 1 mi se Gazelle; Etna Quad. Comment
  SEINET7295882 Image available Agrostis alba Beecher Crampton 1956-1 3799 Siskiyou Drainage ditch along US Hwy. 99, 1.2 mile south of Dunsmuir 701 Comment
  CAS-BOT-BC126986  Agrostis exarata Louis C. Wheeler 1934-7-2 2843 Siskiyou Klamath Forest. Little Smoky Creek. 1280 Comment
  CAS-BOT-BC126990  Agrostis exarata Melissa A. Berry 1957-7-4 s.n. Siskiyou Carter Meadow at junction of Long Gulch and Trail Gulch on South Fork of Salmon River. 1676 Comment
  CAS-BOT-BC126993  Agrostis exarata Melissa A. Berry 1957-7-8 s.n. Siskiyou South Russian Creek at Power House. 822 Comment
  UC161517  Agrostis exarata J. M. Tucker 1963-8-19 3782 Siskiyou headwaters Canyon Creek; Marble Mountain Wilderness Area 1950 Comment
  CAS-BOT-BC139566  Agrostis gigantea Geo. D. Butler 1910-7-17 1727 Siskiyou Oro Fino. Comment
  HSC30452  Agrostis gigantea Frederick W. Oettinger 1968-9-8 790 Siskiyou Marble Mountains Wilderness area, S. of English Lake. 1646 Comment
  UCD52795  Agrostis idahoensis A. H. Murphy 1954-8-11 54 -A Siskiyou Round Meadow, Klamath National Forest, U.S.F.S. 1676 Comment
  CAS-BOT-BC138928  Agrostis pallens John Thomas Howell 1939-8-9 15210 Siskiyou Marble Mountains. Sky High Valley. 1828 Comment
  HSC22422  Agrostis pallens J. O. Sawyer 1969-8-1 1668 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC30632  Agrostis pallens Frederick W. Oettinger, R. F. Thorne 1969-8-4 1161 Siskiyou Marble Mtn. Wilderness Area, above Half-way Spring, on trail from English Lake to Diamond Lake 1951 Comment
  RSA239061  Agrostis pallens Frederick W. Oettinger 1968-9-1 637 Siskiyou SE side of Abbott's Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA239085  Agrostis pallens Frederick W. Oettinger 1969-9-3 1612 Siskiyou Shasta Ridge. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  RSA238369  Agrostis scabra Frederick W. Oettinger 1969-9-4 1637 Siskiyou near water, outlet to Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  HSC34301  Agrostis stolonifera J. P. Smith, J. O. Sawyer 1973-8-14 7294 Siskiyou W shore of Campbell Lake 1768 Comment
  POM206868  Agrostis stolonifera Edward Palmer 1892-1 2659 Siskiyou near Mt. Shasta Comment
  UCD53445  Agrostis stolonifera Beecher Crampton 1956-8-21 3802 Siskiyou slopes of Gumboot Lake, headwater of the south fork of the Sacramento River, 15-16 miles southwest of Mt. Shasta City. Comment
  CHSC118253  Agrostis stolonifera R. E. Brainerd 2014-7-6 2316 Siskiyou Klamath River Canyon; Randolf Collier Rest Area on Interstate 5; 10.7 road miles north of Yreka. UTM Zone 10 535546E 4633343N WGS84. 627 Comment
  HSC91586  Agrostis thurberiana Jennifer Whipple 1977-8-6 2214 Siskiyou SW of Dobkins Lake, along drainage into lake. 2256 Comment
  CAS-BOT-BC138476  Agrostis variabilis Elmer I. Applegate 1923-8-17 3838 Siskiyou Medicine Lake. Comment
  HSC103905  Agrostis variabilis Dana York, Richard Helliwell 2010-9-11 3013 Siskiyou Six Rivers National Forest. Northeast slope of Broken Rib Mountain 1671 Comment
  POM211392  Aira caryophyllea L. C. Wheeler 1934-6-4 2647 Siskiyou Dry east slope in open forest. Horse Creek. 762 Comment
  CAS-BOT-BC138355  Aira caryophyllea var. caryophyllea Dorothy Parker 1949-5-22 93 Siskiyou On the south side of School House Hill, East Fork of Scott River. 1066 Comment
  CDA4910  Alcea rosea T. C. Fuller 1962-8-3 9514 Siskiyou 0.3 miles above Fish Gulch, Horse Creek Canyon Road, Siskiyou Mountains, 5.7 miles northwest of Horse Creek post office. 0 Comment
  UC201705  Alisma plantago-aquatica Geo. D. Butler 1910-8-21 1854 Siskiyou Shasta River Comment
  UC1037382  Alisma plantago-aquatica Douglas Barbe 1955-7-5 108 Siskiyou e limit Greenview (on road to Fort Jones, s side of road); Klamath Mountains, Greenview 883 Comment
  CAS-BOT-BC462989  Allium bolanderi D E Breedlove 1962-6-10 3302 Siskiyou Along Indian Creek Road, 15.6 miles northwest of Happy Camp 975 Comment
  HSC45484  Allium bolanderi var. bolanderi Maralyn O'Meara 1974-5-25 431 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  CAS-BOT-BC469238  Allium falcifolium Alice Eastwood 1923-5-29 12003 Siskiyou Cantara [historical town] Comment
  CAS-BOT-BC469246  Allium falcifolium John Thomas Howell 1937-7-29 13526 . Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC46211  Allium falcifolium Jennifer Whipple 1976-5-2 900 Siskiyou Scott Valley near Weston Gulch 854 Comment
  SEINET10839450  Allium falcifolium Mary Susan Taylor 1980-7-8 Taylor 3111 Siskiyou T39N R5W se sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on ridge S of Castle Lake, above Hearts Lake. 2017 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
  SEINET3151667  Allocarya californica G. D. Butler 1910-5-29 1424 Siskiyou Damp place near Yuka. Comment
  UC1037457  Allotropa virgata Douglas Barbe 1955-7-28 304 Siskiyou Eastern side of hill about 1/2 mile west of Scott Mtn. Forest Camp, Scott Mts. near the Trinity - Siskiyou County line 1645 Comment
  CAS-BOT-BC453443  Allotropa virgata Volney Rattan 1879-6-1 s.n. Siskiyou Klamath Comment
  CAS-BOT-BC171395  Alnus incana subsp. tenuifolia Alice Eastwood 1912-9-4 2094 Siskiyou Sisson Comment
  CAS-BOT-BC171399  Alnus incana subsp. tenuifolia John Thomas Howell 1937-7-23 13350 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  RSA238556  Alnus incana subsp. tenuifolia Frederick W. Oettinger 1968-9-4 692 Siskiyou Outlet of Abbott s Lake. Salmon Mountains. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1723 Comment
  UC127374  Alnus incana subsp. tenuifolia H. M. Hall and E. B. Babcock 1903-6-18 4139 Siskiyou Pole Canyon Sierra Nevada Mountains 1463 Comment
  CAS-BOT-BC169642  Alnus rhombifolia Geo. B. Grant 1902-9-15 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC169644  Alnus rhombifolia W. R. Dudley 1899-8-8 s.n. Siskiyou near Big Spring - Sisson Comment
  HSC65130  Alnus rhombifolia J. P. Smith, Steve Selva 1970-7-15 4348 Siskiyou Klamath National Forest, road to Happy Camp. 732 Comment
  UCD110045  Alnus viridis subsp. sinuata Sandra L. Holloway 1963-6-2 72 Siskiyou 100 yards from Deep Creek and 1/4 mile north of Deep Lake, Marble Mountain. Comment
  CAS-BOT-BC138102  Alopecurus aequalis var. aequalis Geo. D. Butler 1910-8-13 1837 1/2 Siskiyou Oro Fino Creek. Comment
  HSC27769  Amaranthus blitoides J. P. Smith, J. O. Sawyer 1972-9-14 5797 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  CAS-BOT-BC136717  Amelanchier alnifolia var. pumila Donald Myrick 1961-6-20 279 Siskiyou On road to Bear Springs east of Mt. Shasta City Comment
  UC1409346  Amelanchier alnifolia var. pumila Frederick W. Oettinger 1969-8-13 1358 b Siskiyou below Halfway Spring (trail from English Lake to Diamond Lake, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  JEPS123503  Amelanchier alnifolia var. semiintegrifolia E. T. Doucette 2013-5-17 13 -113 Siskiyou McCloud River loop road Comment
  NY418533  Amelanchier gracilis A. A. Heller 1905-6-5 7970 Siskiyou Between Shasta Retreat and Shasta Springs. Comment
  HSC65271  Amelanchier pallida Rich White 1978-7-6 247 Siskiyou Pond above Elk Hole 1524 Comment
  CAS-BOT-BC136906  Amelanchier utahensis Alice Eastwood 1923-5-23 11931 Siskiyou Along railroad between Mott and Cantara Comment
  UC555443  Amelanchier utahensis Dorothy Tebbe 1929-6-5 126 Siskiyou Mt. Eddy Comment
  JEPS41791  Anagallis linifolia Maxine Gibeson 1966-2-21 Siskiyou edge of Carlton Pasture, Elliott Creek Canyon Elliott Creek Canyon; Rogue R. Nat'l Forest, Elliott Creek Canyon (tributary of Ap Comment
  HSC78210  Anemone deltoidea L. P. Janeway 1983-8-6 502 Siskiyou Poker Flat. W part of lower portion of meadow. 1529 Comment
  JEPS8482  Anemone deltoidea Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-16 3450 Siskiyou at Poker Flat (near summit of Takilma-Happy Camp rd over Siskiyou Mtns, Del Norte-Siskiyou Co. line); Siskiyou Mtns 1630 Comment
  SBBG30505  Anemone deltoidea D. Myrick 1968-6-27 2034 Siskiyou Big Flat Public Camp, head of Coffee Crk 1524 Comment
  RSA78294  Anemone deltoidea P. A. Munz 1952-7-1 17862 Siskiyou Baldy Mtn road, NW of Happy Camp, Siskiyou Mts. 1220 Comment
  HSC92641  Anemone drummondii Jennifer Whipple 1976-9-3 1770 Siskiyou Wagon Creek drainage on the E face of Mt. Eddy 2470 Comment
  UC375345  Anemone drummondii Geo. D. Butler 1908-8-5 45 Siskiyou summit above Cold Spring (Woolly Creek); Woolly Creek Comment
  CAS-BOT-BC391933  Anemone lyallii Harley P. Chandler 1901-6-1 1551 Siskiyou North Coast Ranges. Near Marble Mountain 1828 Comment
  CAS-BOT-BC391981  Anemone occidentalis Joseph P. Tracy 1935-7-30 14386 Siskiyou On N.E. side of peak. Salmon Summit 2103 Comment
  RSA142621  Anemone occidentalis P. A. Munz 1960-8-22 24184 Siskiyou Panther Meadows, Mount Shasta 2530 Comment
  UCSB11466  Anemone occidentalis Dearing, Hugh; Dearing, Margaret 1939-7-1 Siskiyou Soloman Mt. Summit 1981 Comment
  SFV12177  Angelica arguta J. Major, M. D. Fleschner, R. H. Pemble 1966-9-5 Siskiyou Marble Mountains, east of Marble Mountain. On dry limestone ridge. 1716 Comment
  UC630391  Angelica arguta Annetta Carter 1939-8-20 1460 Siskiyou 12 mi sw of Etna (trail from Zarina MIne to Taylor Lake, Salmon Mountains); Salmon Mountains 1767 Comment
  UC906643  Angelica tomentosa Joseph P. Tracy 1949-9-16 18567 Siskiyou from Callahan to Trinity Center (Scott Mountain); Scott Mountain 1615 Comment
  CAS-BOT-BC59289  Antennaria argentea J. H. Thomas 1954-5-13 4160 Siskiyou Salmon Mountains, Klamath Nation Forest 1127 Comment
  CAS-BOT-BC59159  Antennaria dimorpha S. B. Shaw 1912-4-5 s.n. Siskiyou Near Sisson. Shasta Forest Reserve Comment
  RSA47802  Antennaria dimorpha Roxana S. Ferris, Laura Lorraine 1948-6-12 11830 Siskiyou Gazelle Mtn grade, road betw Callahan and Gazelle. 1500 Comment
  JEPS22834  Antennaria geyeri A. A. Heller 1938-7-12 15245 Siskiyou 5 mi n Weed (on Highway 49) 1066 Comment
  UC336311  Antennaria geyeri unknown 1889-6-27 Siskiyou Edgwood Comment
  SEINET10938028  Antennaria geyeri Mary Susan Taylor 1980-8-18 Taylor 3263 Siskiyou T43N R1E sw sec 8, Medicine Lake quad. Shasta-Trinity Natl Forest, Little Mount Hoffman, W side, between road and look out. With J. Prouty & E. Heinz. 2225 Comment
  JEPS84310  Antennaria media L. R. Heckard with J. Hickman et al. 1986-7-17 6534 Siskiyou along road end area and camp overlooking s end Alex Hole; Condrey Mt. 1980 Comment
  CAS-BOT-BC77301  Antennaria media G. J. Muth 1969-8-8 1298 Siskiyou Boulder Peak Ridge, Gap 2286 Comment
  JEPS120229  Antennaria racemosa Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -053 Siskiyou Headwaters of South Fork Willow Creek, foothills of N side Scott Mountain. Along Rd. 42N42Y .2 mi E of junction with 42N19 Comment
  UCR37827  Antennaria rosea K. T. Stillman 1976-8-7 213 Siskiyou Marble Mountain Wilderness Area [Elk Valley head], Scott Bar 15' Q. 1951 Comment
  CHSC69066  Antennaria rosea subsp. confinis Vernon H. Oswald; Lowell Ahart 1997-7-28 8789 Siskiyou Southeast of Medicine Lake at Paynes Springs. On the floor of Paynes Creek Canyon north of the campground. 1981 Comment
  RSA240060  Antennaria umbrinella Frederick W. Oettinger 1969-8-22 1485 Siskiyou Pierce's Draw. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC102272  Anthemis cotula H. E. Brown 1897-6-15 s.n. Siskiyou North side Mt. Shasta 3048 Comment
  JEPS83421  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-7-1 362 Siskiyou 1.9 mi from Quartz Valley Rd. (not East Q.V.R) jct. with Scott River Rd. (down Quartz Valley Rd, e side of road, 1.0 mi from bridge over Mill Creek); Fort Jones Quad. (15', 1955) 853 Comment
  UCD77342  Apocynum androsaemifolium Robert E. Preston 2001-8-26 1765 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, Hemlock Lake. 1883 Comment
  HSC27636  Apocynum androsaemifolium Carl W. Mize 1972-7-22 100 Siskiyou Forks of Salmon quad., along edge of large cut block. 1037 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
  UC1282014  Apocynum androsaemifolium Louise Kellogg 1953-8-8 110 Siskiyou on rd. between Callahan and Trinity Center (n.w. slope Scott Mt.); Klamath Nat'l Forest, Scott Mts., Mule Creek 1402 Comment
  CHSC4712  Apocynum cannabinum R. Carter 1966-5-15 401 Siskiyou Ca. 5 mi. N of Callahan along W side of road on W side Scott R. 914 Comment
  CDA24646  Arabis breweri Don Shaw 1977-4-19 Siskiyou Old Highway 99 North, Yreka. 0 Comment
  POM95067A  Arabis breweri Geo. D. Butler 1909-5-14 726 Siskiyou Klamath River Comment
  JEPS53035  Arabis glabra Geo. D. Butler 1908-6-23 122 Siskiyou Yreka Comment
  HSC27328  Arabis holboellii var. pinetorum J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5669 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  HSC67819  Arabis holboellii var. retrofracta J. O. Sawyer, J. Cole 1980-7-20 3775 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  HSC69143  Arabis koehleri Maralyn A. Renner 1980-8-8 2474 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  HSC92696  Arabis oregana J. P. Smith 1973-5-5 6426 Siskiyou Along Cook and Green Pass Rd. Comment
  UC1980203  Arabis oregana Curtis R. Bjork 2000-5-21 5334 Siskiyou Siskyou Co.: Klamath / Siskyou Bioregion. Klamath National Forest. Shortly upslope from Walker Road. 15 miles NWN of Yreka on slopes above the south bank of the Klamath River. Comment
  HSC90605  Arabis platysperma var. howellii Jennifer Whipple 1977-7-22 2057 Siskiyou Dale Creek drainage on N face of Mt. Eddy. 2195 Comment
  HSC76885  Arabis puberula K. T. Stillman 1976-6-27 145 Siskiyou Marble Mtn. Wilderness Area 2073 Comment
  UC165757  Arabis subpinnatifida Geo. D. Butler 1910-4-16 1181 Siskiyou hills near Yreka Comment
  HSC46182  Arabis subpinnatifida Jennifer Whipple 1977-4-29 1867 Siskiyou Scott Valley near Weston Gulch on open hillsides 854 Comment
  POM266032  Arabis subpinnatifida Lincoln Constance, Reed C. Rollins 1942-5-14 2923 Siskiyou Road to Walker Post Office, 4 miles W of Yreka. 1220 Comment
  RSA639070  Arbutus menziesii L. C. Wheeler 1958-8-18 7394 Siskiyou West Fork Seiad Creek. Comment
  JEPS48992  Arceuthobium Geo. D. Butler 1908-7-19 271 Siskiyou Humbug Creek Comment
  RSA238712  Arceuthobium abietinum Frederick W. Oettinger 1969-8-22 1509 Siskiyou Just west of the outlet and along the shoreline of Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1822 Comment
  CAS-BOT-BC407706  Arceuthobium americanum Peter H. Raven 1956-9-5 10456 Siskiyou North Fork of Sacramento River 2011 Comment
  SEINET2471194  Arceuthobium campylopodum R. L. Mathiasen 2009-8-15 2009 -46 Siskiyou 2.4 km from Stewart Hot Springs on forest road 17 1356 Comment
  UC1078861  Arceuthobium campylopodum Job Kuijt 1957-5-21 1359 Siskiyou 5 mi w Mineral (Hwy 36) Comment
  UC164233  Arceuthobium campylopodum Geo. D. Butler 1908-8-26 273 Siskiyou Russian Creek Comment
  CAS-BOT-BC407793  Arceuthobium campylopodum Louis C. Wheeler 1934-6-25 2783 Siskiyou West Fork Cottonwood Creek, Klamath National Forest 1371 Comment
  UC1409473  Arceuthobium campylopodum Frederick W. Oettinger 1969-8-22 1509 Siskiyou just w of outlet Horse Range Lake; Salmon Mountains, Marble Mountain Wilderness Area, English P 1821 Comment
  UCR168434  Arceuthobium douglasii L. C. Wheeler 1934-6-25 2783 Siskiyou Siskiyou Mtns., west fork of Cottonwood Creek 1372 Comment
  CAS-BOT-BC39979  Arctostaphylos nevadensis Ira L. Wiggins 1950-5-28 12373 Siskiyou Small bog on side of ridge above Grouse Creek, about 1.5 miles from Carmen Lake. 1584 Comment
  CAS-BOT-BC39985  Arctostaphylos nevadensis G. B. Grant 1902-9-8 5128 Siskiyou Mt. Shasta - Horse Camp 2743 Comment
  HSC76972  Arctostaphylos nevadensis K. T. Stillman 1976-6-25 46 Siskiyou Marble Mtn. Wilderness Area 1829 Comment
  RSA238337  Arctostaphylos nevadensis Frederick W. Oettinger 1967-8-26 325 Siskiyou Top of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  UC61066  Arctostaphylos nevadensis W. A. Setchell, C. C. Dobie 1902-7-16 Siskiyou Sisson Mount Shasta Comment
  JEPS124856 Image available Arctostaphylos nevadensis C. L. Kline 1965-7-13 200 Siskiyou Mt. Shasta. 500' above ski bowl, Comment
  CAS-BOT-BC46474  Arctostaphylos patula W. R. Dudley 1899-8-22 s.n. Siskiyou Top of Craggy Mt. Comment
  CAS-BOT-BC46500  Arctostaphylos patula Alice Eastwood 1917-9-2 6682 Siskiyou Shasta Springs. Comment
  CAS-BOT-BC46508  Arctostaphylos patula D. E. Breedlove 1962-6-11 3364 Siskiyou Along State Highway 89, 8.0 mi. e. of McCloud; Cascade Range. 1127 Comment
  CAS-BOT-BC46511  Arctostaphylos patula Carl B. Wolf 1927-8-26 1107 Siskiyou On the Klamath River, 8 mi. above Happy Camp. Comment
  HSC60846  Arctostaphylos patula Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  JEPS2745 Image available Arctostaphylos patula Harriet P. Kelley 1914-3-22 Siskiyou Dunsmuir Mt. Shasta Region; Dunsmuir, Mt. Shasta region Comment
  RSA785506  Arctostaphylos patula Doris Bowers 1972-9-1 1890 Siskiyou Glass Mt., S/o Lava Beds National Mon. 1829 Comment
  SEINET3106997  Arctostaphylos patula Steve Selva, Roger Jensen 1974-8-16 9 Siskiyou Dry, south facing Chaparral slopes above Sugar Lake. Comment
  UC410485  Arctostaphylos patula Mrs. Eric Anderson 1923-4-19 Siskiyou Shasta Spring Comment
  UC796519  Arctostaphylos patula Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11771 Siskiyou on Forks of Salmon Rd about 6 mi from Etna 1706 Comment
  UCD53417  Arctostaphylos patula Robert E. Preston 2001-6-23 1564 Siskiyou Klamath National Forest; north slope of Rainbow Mtn. at Hemlock Lake. 1889 Comment
  CAS-BOT-BC46493  Arctostaphylos patula W. B. C. 1938-6-16 11016 Siskiyou Sisson Southern Trail. 1524 Comment
  CAS-BOT-BC47008  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1928-4-2 4404 Siskiyou Klamath River at Somes Bar. Comment
  SBBG5517  Arctostaphylos viscida subsp. viscida H. and M. Dearing 1939-6-3 3535 Siskiyou near Scott Bar 609 Comment
  RSA12620  Arenaria congesta C. B. Wolf 1934-7-5 5965 Siskiyou 3.6 miles from Dry Lake Lookout on road to Horse Creek, Siskiyou Mountains 1982 Comment
  RSA264950  Arenaria congesta Gilbert Muth 1975-7-28 9902 Siskiyou Near Cook and Green Pass, near Seiad Valley 1524 Comment
  UC454233  Arenaria congesta var. suffrutescens I. J. Condit 1911-7-28 Siskiyou Castle Lake 1981 Comment
  CAS-BOT-BC384753  Arenaria serpyllifolia var. serpyllifolia Roxana S. Ferris; Laura Lorraine 1948-6-12 11857 Siskiyou 1.5 miles below summit of Gazelle Mountain grade, east side 1417 Comment
  HSC22147  Arnica amplexicaulis J. O. Sawyer 1969-9-18 2016 Siskiyou S of Sugar Lake Comment
  HSC2238  Arnica cordifolia Geo. D. Butler 1910-4-21 1216 Siskiyou Oro Fino 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
  HSC29105  Arnica diversifolia Frederick W. Oettinger 1969-8-9 1441 Siskiyou High Lake Basins near English Peak, Marble Mountain Wilderness Area; 1/2 mile NNE of English Peak and within English Lake Basin 1951 Comment
  CAS-BOT-BC82658  Arnica latifolia Gilbert Muth 1966-7-19 431 Siskiyou Marble Mountain Lookout trail, Marble Mts. 1828 Comment
  JEPS95049  Arnica longifolia Vernon Oswald and Lowell Ahart 1997-7-28 8790 Siskiyou se of Medicine Lake (at Paynes Springs, on the walls of Paynes Creek Canyon n of the campground); Paynes Springs, Paynes Creek Canyon 1981 Comment
  SEINET516276  Arnica longifolia Vernon H. Oswald 1997-7-28 8790 Siskiyou SE of Medicine Lake at Paynes Springs. 1981 Comment
  UC166159  Arnica mollis Geo. D. Butler 1910-7-13 1773 Siskiyou Shackleford Creek 1219 Comment
  JEPS15407  Arnica nevadensis Douglas Barbe 1955-7-6 129 Siskiyou Taylor Lake (area above se shore) Salmon Mts., Taylor Lake 1950 Comment
  HSC29297  Arnica nevadensis Frederick W. Oettinger 1969-7-28 1082 Siskiyou High Lake Basins near English Peak, Marble Mountain Wilderness Area; NE-facing slope NW above Upper English Lake 2012 Comment
  UC1409369  Arnica ovata Frederick W. Oettinger 1969-8-19 1441 Siskiyou 1/2 mi nne of, English Peak; Salmon Mountains, Marble Mountain Wilderness Area, English L 1950 Comment
  HSC62124  Arnica viscosa Al Hobart 1960-9-20 Siskiyou Preston Peak Comment
  HSC63613  Arnica viscosa Richard Spjut, Emelia Russell 1979-8-28 5510 Siskiyou W slope of Mt. Shasta, base of rocky cliffs and ridges 2744 Comment
  JEPS117876  Arnica viscosa unknown 1976-8-2 Siskiyou Gully above Horse Camp Mt. Shasta 2438 Comment
  UC1408754  Arnica viscosa Frederick W. Oettinger 1968-9-2 668 Siskiyou Upper English Lake Marble Mountains Wilderness Area, Salmon Mountains, English 1859 Comment
  UC618863  Arnica viscosa W. Bridge Cooke 1938-8-18 11501 Siskiyou some distance above, on sw slope of Mt. Shasta Horse Camp; Mt. Shasta 2529 Comment
  LA95157  Artemisia arbuscula subsp. arbuscula Louis Wheeler; 1934-8-26 3226 Siskiyou Siskiyou Mountains, Trapper Creek 1981 Comment
  SFV8414  Artemisia campestris subsp. borealis J. M. Tucker, L. K. Mann, S. L. Holloway 1963-8-18 3750 Siskiyou Marble Mountain Wilderness Area. Southwestern ridge of Black Mountain. Southeast facing slope on decomposed marble scree. 2134 Comment
  CHSC71849  Artemisia douglasiana Vernon H. Oswald; Lowell Ahart 1998-9-8 9602 Siskiyou Julia Glover Flat on USFS 3 ca. 6 air mi west of Mosquito Lake and Whitehorse Flat Reservoir. 1112 Comment
  CAS-BOT-BC90475  Artemisia douglasiana Geo. D. Butler 1910-7-29 1798 Siskiyou Dampland, Yreka Comment
  HSC35806  Artemisia norvegica subsp. saxatilis J. O. Sawyer 1969-8-18 1978 Siskiyou S of S Sugar Lake 2104 Comment
  UCR37828  Artemisia norvegica subsp. saxatilis K. T. Stillman 1976-7-9 220 Siskiyou Marble Mountain Wilderness Area [Kings Castle], Scott Bar 15' Q. 2141 Comment
  SEINET7239372 Image available Artemisia tridentata G. D. Butler 1910-9-12 1883 Siskiyou Butte Valley 1280 Comment
  CAS-BOT-BC400585  Asarum caudatum Alice Eastwood 1912-7-16 1140 Siskiyou McCloud Comment
  CAS-BOT-BC400589  Asarum caudatum Alice Eastwood 1917-9-2 6679 Siskiyou Shasta Springs Comment
  RSA240101  Asarum hartwegii Frederick W. Oettinger 1969-8-9 1326 Siskiyou Along the North Fork Trail about .2 mi NW of Herr Creek. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1098 Comment
  POM130031  Asclepias fascicularis E. B. Copeland 1903-7-4 3558 Siskiyou Klamathon Comment
  RSA240059  Asclepias speciosa Frederick W. Oettinger 1969-8-12 1331 Siskiyou 1 mile from Etna Summit on road toward Etna. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  HSC44741  Aspidotis densa Maralyn O'Meara 1974-5-25 442 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  UC399496  Aspidotis densa Geo. D. Butler 1910-6-4 1494 Siskiyou Shackleford Creek Comment
  RSA686372  Aspidotis densa L. C. Wheeler 1934-6-28 2814 Siskiyou Head of Little Soda Creek, Sterling Mountain 1433 Comment
  RSA760930  Aspidotis densa R. F. Thorne, Frederick W. Oettinger 1969-8-4 63380 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1768 Comment
  UC218601  Aspidotis densa C. G. Pringle 1882-9-3 Siskiyou Mts above head waters of Sacramento River Comment
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Jul 19 2010
  UC42607  Aspidotis densa W. H. Brewer 1863-9-9 1360 Siskiyou Castle Rocks near Mt Shasta Comment
  CDA10214  Aster alpigenus Gordon Leppig, J. Kalt 1996-7-9 369 Siskiyou Northern California Peatlands; Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, in cirque west of Little Duck Lake. Comment
  RSA233703  Aster occidentalis var. occidentalis R. F. Thorne, Fred Oettinger 1969-8-10 38972 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  NY658496  Astragalus filipes J. W. Thompson 1936-7-9 13167 Siskiyou Lava Beds National Monument Comment
  CAS-BOT-BC186917  Astragalus inversus Dean Wm. Taylor; Rexford E. Palmer; Glenn L. Clifton; Roy Buck 1987-6-24 9049 Siskiyou Vicinity of Mud Well, McCloud River headwaters 1402 Comment
  CAS-BOT-BC187333  Astragalus lentiginosus var. salinus Elmer I. Applegate 1935-6-5 9333 Siskiyou Lyons road, north boundary area, Lava Beds National Monument Comment
  CAS-BOT-BC194434  Astragalus obscurus Alice Eastwood; John Thomas Howell 1934-4-20 1786 Siskiyou 4 miles n. of Weed Comment
  CHSC71298  Astragalus purshii var. purshii Vernon H. Oswald; Lowell Ahart 1998-6-11 9202 Siskiyou Dry Lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. 1402 Comment
  CAS-BOT-BC192980  Astragalus purshii var. tinctus D. M. Traugh 1933-5-22 52 Siskiyou Klamath National Forest. Near Humbug Creek 914 Comment
  CAS-BOT-BC199146  Astragalus whitneyi var. siskiyouensis John Thomas Howell; Alice Eastwood 1937-6-25 5019 Siskiyou Scott Mts. S of Callahan Comment
  CAS-BOT-BC198716  Astragalus whitneyi var. siskiyouensis Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Between turnoff to Picayne Lake and Mumbo summit, Trinity Mts. 1889 Comment
  CAS-BOT-BC94462  Astragalus whitneyi var. siskiyouensis R. C. Wenk 2005-7-19 319 Siskiyou Along Pacific Crest Trail, 1-2 miles S of parking lot at top of pass on National Forest Road 17, going towards Mt. Eddy 2133 Comment
  RSA249717  Astragalus whitneyi var. siskiyouensis Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mts., Shasta-Trinity National Forest.; c. 14 air mi. SW of Weed, 0.4 mi. NE of Rock Fence Creek along road to Kangaroo Lake. Comment
  CAS-BOT-BC69533  Athyrium alpestre subsp. americanum Annie M. Alexander; Louise Kellogg 1949-7-22 5834 Siskiyou Trail to Kings Castle, Paradise Lake, Marble Mountains. 1996 Comment
  CAS-BOT-BC68703  Athyrium alpestre var. americanum John Thomas Howell 1939-8-9 15227 Siskiyou Marble Mts. - ride sout of Marble Valley Comment
  HSC29367  Athyrium distentifolium var. americanum Frederick W. Oettinger 1968-8-24 631 Siskiyou Marble Mtn. Wilderness Area, near Tom's Lake 2058 Comment
  HSC29368  Athyrium distentifolium var. americanum Frederick W. Oettinger 1969-8-22 1489 Siskiyou SE bank of Horse Range Lake 1829 Comment
  CAS-BOT-BC66190  Athyrium filix-femina var. cyclosorum H. A. Thomas; J. H. Thomas 1954-7-22 4449 Siskiyou Salmon - Trinity Mts., about 6 miles SE of Cecilville, between Rush and Big Bend Creeks, 975 Comment
  CAS-BOT-BC66198  Athyrium filix-femina var. cyclosorum John Thomas Howell 1939-8-3 14988 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC4340  Atriplex prostrata L. C. Wheeler 1934-10-21 3331 Siskiyou Shasta Valley 4 mi. E of Grenada 869 Comment
  UCR64450  Atriplex triangularis L. C. Wheeler 1934-10-21 03331 Siskiyou Shasta Valley, 4 miles east of Grenada 869 Comment
  HSC96813  Balsamorhiza deltoidea S. Lyon, J. McIntire 2006-6-25 29 Siskiyou 200 ft. W of intersection of FS 39N14 and 39N04 1616 Comment
  RSA722496  Balsamorhiza hookeri var. lagocephala Richard Halse 1989-5-6 3818 Siskiyou Along Old Hwy. 99, 3.2 to 6.2 miles S of Gazelle or 1.5 miles N of its junction with Old Stage Road. 912 Comment
  CHSC75669  Balsamorhiza hookeri var. lanata Vernon H. Oswald; Lowell Ahart 1999-7-5 9811 Siskiyou Gazelle Mtn. on road 41N03 0.6 mi southeast of Gazelle-Callahan Hwy. 1524 Comment
  JEPS76149  Balsamorhiza lanata Susan Horner 1977-5-31 72 Siskiyou ca. 1.5 mi sw of, s end of Shasta Valley Weed; Shasta Valley 1042 Comment
  SEINET7239835 Image available Balsamorhiza lanata R. R. Halse 1989-5-6 3818 Siskiyou Along Old HWY 99, 3.2 to 6.2 miles south of Gazelle or 1.5 mile north of its junction with Old Stage Road 912 Comment
  POM36318  Balsamorhiza terebinthacea Geo. D. Butler 1910-5-11 1337 Siskiyou Shasta Valley Comment
  RSA237403  Barbarea orthoceras Frederick W. Oettinger 1968-8-23 620 Siskiyou Due west of English Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  UC375287  Barbarea orthoceras Geo. D. Butler 1910-7-7 1659 Siskiyou Shackelford Creek 1219 Comment
  UC642586  Barbarea orthoceras unknown 1939-6-23 13509 Siskiyou Bear Springs meadow; Mount Shasta Comment
  RSA210843B  Bassia hyssopifolia R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39042 Siskiyou 2 miles W of Lower Klamath National Wildlife Refuge 1296 Comment
  RSA331954  Berberis aquifolium var. aquifolium Dave Kelly, Walter Wisura 1985-7-31 4082 Siskiyou 9.1 mi. SW of Gazelle on Callahan Rd. Comment
  HSC31619  Berberis aquifolium var. repens Glenn McGourty 1974-5-25 54 Siskiyou 1402 Comment
  HSC73274  Berberis aquifolium var. repens M. A. Baker 1980-6-20 2185 Siskiyou Near Bald Mtn. 1036 Comment
  HSC96825  Berberis nervosa S. Lyon 2006-7-16 9 Siskiyou E of Eddy Gulch Rd., 3 mi. S of intersection with Sawyers Bar Rd. 915 Comment
  CAS-BOT-BC75931  Berberis piperiana Roxana S. Ferris; Laura Lorraine 1948-6-12 11814 Siskiyou At Mule Creek crossing of Scott Mountain Road. 1524 Comment
  UCD94997  Berberis vulgaris Dorothy Parker 1952-5-24 4 Siskiyou On Quartz Valley (Mill Creek). 883 Comment
  UCR30556  Bidens frondosa John C. Roos 1948-9-1 3942 Siskiyou Marsham Stream at Yreka Comment
  HSC76736  Bistorta bistortoides K. T. Stillman 1976-7-14 236 Siskiyou Marble Mtn. Wilderness Area; Big Rock Camp & slope to Elk Valley 2073 Comment
  RSA698466  Blechnum spicant Leo Miller 1938-07 s.n. Siskiyou Siskiyou Mountains 884 Comment
  CHSC60597  Blepharipappus scaber L. P. Janeway 1984-6-22 871 Siskiyou About 1 mi north of Scott Summit on Rd 40N08. 1645 Comment
  JEPS22624  Blepharipappus scaber George D. Butler 1909-4-28 590 Siskiyou 9 mi nne of Fort Jones (Cherry Creek, tributary of McAdams Creek, vicinity of site of settlement of Deadwood); Cherry Creek, McAdams Creek, Deadwood 1005 Comment
  CAS-BOT-BC127926  Blepharipappus scaber John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53444 Siskiyou Open serpentine slope 7 miles east of Callahan on road to Gazelle 1173 Comment
  RSA49959  Blepharipappus scaber E. K. Balls 1949-7-8 13896 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  CHSC30061  Boechera breweri Harritta Gaussoin 1980-3-26 6 Siskiyou Ca. .25 miles NE of rest stop of jct. of Interstate % N and Highway 96 E. 91 Comment
  JEPS105132  Boechera breweri subsp. breweri Dean W. Taylor 1996-5-29 15640 Siskiyou upper Noyes Valley; along Noyes Valley Creek (ca. 20 air miles SW of Yreka) 1371 Comment
  CAS-BOT-BC13810  Boechera howellii Marion Ownbey; Fred G. Meyer 1940-7-4 2188 Siskiyou East side of Mount Shasta. On ridge above head of Brewer Creek. Comment
  CAS-BOT-BC13812  Boechera howellii John Thomas Howell 1937-7-26 13539 Siskiyou Caribou Mountain. 2438 Comment
  CAS-BOT-BC25415  Boechera retrofracta George Dexter Butler 1910-6-5 1505 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC25423  Boechera retrofracta L. E. Smith 1913-4-26 127 Siskiyou Dunsmuir. Comment
  CAS-BOT-BC25614  Boechera retrofracta John Thomas Howell 1939-8-3 14952 Siskiyou Marble Mountains. Spriit Lake. 1828 Comment
  CAS-BOT-BC25626  Boechera retrofracta H. E. Brown 1897-6-1 438 Siskiyou North side Mount Shasta. 3048 Comment
  JEPS104933  Boechera retrofracta Dean W. Taylor 1996-6-18 15726 Siskiyou Scott Mountains; bordering Shasta Valley, hillslopes about 4 miles south of Gazelle; Shasta-Trinity National Forests 1249 Comment
  CAS-BOT-BC410929  Boechera sparsiflora Geo. D. Butler 1910-5-5 1282 Siskiyou Humbug Mt. Comment
  CAS-BOT-BC25925  Boechera suffrutescens R. C. Wenk 2005-7-15 206 Siskiyou Trinity Alps, above S Fork of Salmon R, along Yellow Rose Mine trail, top of Pass between Yellow Rose and Dorleska mines 2133 Comment
  HSC22120  Boschniakia strobilacea J. O. Sawyer 1969-7-25 1549 Siskiyou W of High Lake 2256 Comment
  HSC72872  Boschniakia strobilacea M. A. Baker 1980-6-20 2206 Siskiyou Near Bald Mtn. 1036 Comment
  HSC22126  Boschniakia strobilacea J. O. Sawyer 1969-7-1 996 Siskiyou SE facing slope above Paynes Lake Creek 1921 Comment
  HSC4949  Boykinia major J. O. Sawyer 1968-7-23 581 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake 1829 Comment
  RSA211104  Boykinia major William J. Ferlatte 1966-8-3 289 Siskiyou Trinity Alps: Josephine Lake basin 1677 Comment
  RSA84355  Boykinia major F. W. Peirson 1926-7-11 7022 Siskiyou About half way up grade W of Etna or Etna Mills. Comment
  SEINET6031128  Boykinia major W. Roderick 1967-7-23 s.n. Siskiyou Cook and Green Pass, Horsetail Falls 1219 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
  SD61021  Boykinia occidentalis Darley F. Howe 1964-8-7 Siskiyou 8.2 mi. from #96 on Mill Creek Road. Hoopa Valley 1067 Comment
  CAS-BOT-BC127715  Brickellia greenei P. C. Everett; E. K. Balls 1954-10-13 20277 Siskiyou Seiad Creek, road to Kangaroo Mt., 7.2 mi. n.e. from Hwy 96. 822 Comment
  HSC72378  Brickellia greenei J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8964 Siskiyou 1/2 mile N of Siskiyou County line on Hwy. 3 Comment
  CAS-BOT-BC149494  Bromus briziformis A. A. Heller 1905-6-20 8075 Siskiyou Gazelle. Comment
  UC1265357  Bromus carinatus var. carinatus F. W. Oettinger 1968-8-6 453 Siskiyou Salmon Mountains, Crapo Meadow, w Siskiyou County Crapo Meadow; Salmon Mountains, Crapo Meadow 2133 Comment
  UC1265359  Bromus carinatus var. carinatus F. W. Oettinger 1969-8-13 1351 Siskiyou Salmon Mountains, English Peak, western Siskiyou County English Peak; Salmon Mountains, English Peak 2133 Comment
  POM216038  Bromus diandrus L. C. Wheeler 1935-5-7 3469 Siskiyou Klamath River at Ash Creek 610 Comment
  HSC100299  Bromus hordeaceus J. P. Smith, & J. O. Sawyer 2011-6-25 13256 Siskiyou At the junction of Hwy. 3 and Callahan - Gazelle Road. 834 Comment
  HSC101740  Bromus hordeaceus J. P. Smith, J. O. Sawyer 2010-5-2 12801 Siskiyou Oak Bottom River Access Road 175 Comment
  UC70742  Bromus hordeaceus T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC204777  Bromus madritensis subsp. rubens Geo. D. Butler 1910-5-4 1270 Siskiyou near Yreka Comment
  HSC22856  Bromus orcuttianus J. O. Sawyer 1969-6-11 816 Siskiyou Ridge next to C.C.C. road, near N fork of Horse Range Creek 1357 Comment
  RSA239075  Bromus orcuttianus Frederick W. Oettinger 1969-8-5 1207 Siskiyou Willow Spring on English Lake Trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC185094  Bromus pumpellianus A. A. Heller 1905-6-1 7935 Siskiyou Along the Sacramento River near Shasta Retreat. Between Upper Soda Spring and Shasta Retreat. 3048 Comment
  CAS-BOT-BC161706  Bromus rubens Dorothy Parker 1951-5-23 517 Siskiyou McConahahy Gulch, Scott Valley. 914 Comment
  JEPS73745  Bromus tectorum George D. Butler 1908-6-25 474 Siskiyou Butler's Ranch near Yreka Comment
  LA13847  Bromus tectorum Wm. Bridge Cooke; 1938-6-17 11039 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  UCD59947  Bromus tectorum A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3617 Siskiyou At Weed. Comment
  UCD59948  Bromus tectorum A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3382 Siskiyou 2 miles south of Doris, on Hwy. 97. Comment
  HSC103034  Bromus tectorum J. P. Smith 2014-6-7 13892 Siskiyou Etna Comment
  HSC31125  Bromus vulgaris J. O. Sawyer 1971-8-19 2456 Siskiyou 2012 Comment
  UC165294  Cacaliopsis nardosmia Geo. D. Butler 1900-5-1 1266 Siskiyou Humbug Mountain Comment
  UC1265421  Calamagrostis canadensis Frederick W. Oettinger 1969-9-4 1653 Siskiyou below Tobacco Lake W Siskiyou County, Salmon Mountains, Marble Mountain Wildern (high lake basins in vicinity of English Peak) 1889 Comment
  CAS-BOT-BC520388  Calamagrostis canadensis var. canadensis Dana York 2011-9-9 3099 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake 1985 Comment
  CAS-BOT-BC185271  Calamagrostis koelerioides Julie Kierstead Nelson; Rhonda Posey; Ross Olson 2007-8-1 2007 -030 Siskiyou The Eddys, west of Mount Shasta. East of Toad Lake Trailhead, terminus of Forest Service Road 40N64, headwaters of Middle FOrk of upper Sacramento River. 2051 Comment
  JEPS116610  Calamagrostis koelerioides Julie Kierstead Nelson with Rhonda Posey, Ross Olson 2007-8-1 2007 -027 Siskiyou The Eddys, west of Mt. Shasta. East side of Toad Lake headwaters of Middle Fork of upper Sacramento River. Mt. Eddy 2103 Comment
  RSA239130  Calamagrostis koelerioides Frederick W. Oettinger 1968-8-23 605 Siskiyou Below overlook of English Lake, on slope of English Peak, in a meadow on trail to Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UC1108541  Calamagrostis koelerioides Ira L. Wiggins 1955-7-27 13558 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  SEINET7584067 Image available Calliscirpus criniger Frederick W. Oettinger 1968-9-7 767 Siskiyou Salmon Mountains, vicinity of English Peak Marble Moutain Wilderness Area, just north of Tobacco Lake. 1890 Comment
  JEPS19745  Callitriche Rimo Bacigalupi with S. Galen Smith 1957-6-27 5976 Siskiyou 20 mi ne of Weed (at margins of marsh of Grass Lake, on route between Weed and Klamath Falls); Grass Lake 1544 Comment
  CAS-BOT-BC85727  Calocedrus decurrens Doris K. Kildale 1929-8-24 9057 Siskiyou Rattlesnake Meadow, Preston Peak 1524 Comment
  CAS-BOT-BC85737  Calocedrus decurrens Wm. Bridge Cooke 1938-9-2 11592 Siskiyou Sisson Southern Trail 1524 Comment
  SEINET13289850 Image available Calocedrus decurrens D. K. Bailey 1972-1 72 -36 Siskiyou Happy Camp, 7 mi. NW Comment
  RSA369081  Calochortus coeruleus Christopher Davidson 1975-6-5 2679 Siskiyou 6 miles ESE of Callahan on Hwy 3 (= 4 miles SE of Scott River Bridge). 1349 Comment
  UC667129  Calochortus coeruleus Joseph P. Tracy 1935-8-4 14524 Siskiyou 5 mi e Mary Blaine Mt. (Snow Prairie at summit of ridge, extreme head of Plummer Creek); Plummer Creek 1859 Comment
  JEPS61648  Calochortus elegans Hilda W. Grinnell 1935-6-7 Siskiyou Dry Lake Ranger Station Siskiyou Mts. 2062 Comment
  SEINET8201963  Calochortus elegans Unknown 1938-7-19 1748 Siskiyou 2.5 miles northeast of Dry Lake Lookout, summit of Siskiyou Mts. Comment
  CAS-BOT-BC132415  Calochortus greenei F. T. Callahan II 1989-9-1 s.n. Siskiyou NNW. of Iron Gate Res. 609 Comment
  CAS-BOT-BC132419  Calochortus longebarbatus Eric F. Heinitz 1980-7-17 27 Siskiyou Meadow at Tom Young Flat ca. 2 mi. NW of Pondosa 1292 Comment
  CHSC67731  Calochortus nudus J. D. Jokerst 1983-6-6 1832 Siskiyou At Tom Young Flat. Comment
  CHSC71611  Calochortus nudus Vernon H. Oswald; Lowell Ahart 1998-8-3 9443 Siskiyou Near the Pacific Crest Trail in the Scott Mtns. West of Kangaroo Lake. 1981 Comment
  CAS-BOT-BC493096  Calochortus nudus A. A. Heller 1915-7-15 12100 Siskiyou Mt. Eddy in open swampy places in the forest 1371 Comment
  HSC15410  Calochortus nudus Dorothy Parker 1949-7-4 Siskiyou Summit of Scott Mtn. 1677 Comment
  RSA120642  Calochortus nudus G. D. Barbe 1955-7-28 300 Siskiyou Just west of Scott Mountain Forest Camp along the Siskiyou - Trinity County line, Klamath Mountains 1616 Comment
  UC1163460  Calochortus persistens Marion Ownbey and S. J. Preece Jr. 1952-6-25 3341 Siskiyou w of Yreka (ridge road to Deadwood Lookout) Comment
Read comments
Nov 3 2011
  JEPS17772  Calochortus tolmiei W. L. Jepson 1907-7-5 2824 Siskiyou Marble Mt. Comment
  HSC49832  Caltha leptosepala Maralyn O'Meara 1973-6-5 194 Siskiyou 1.0 mi. up Duck Lakes Trail along a trail crossing stream Comment
  HSC69352  Caltha leptosepala Maralyn A. Renner 1980-8-21 2572 Siskiyou Kidd Creek 2043 Comment
  CHSC38987  Calycadenia ciliosa J. D. Jokerst 1983-7-21 1865 A Siskiyou At Wiley Ranch, ca center of the E edge. Comment
  UCD129884  Calycadenia truncata R. L. Carr 1974-8-17 2129 Siskiyou 4.0 miles west of Gazelle on Gazella-Callahan Road, south or Yreka. 950 Comment
  POM52739  Calycadenia truncata subsp. scabrella Geo. D. Butler 1910-7-30 1801 Siskiyou Near Yreka. Comment
  CAS-BOT-BC272742  Calycadenia truncata subsp. truncata Carl B. Wolf 1927-8-26 1039 Siskiyou On the Klamath River, 4 mi. north of Gottville Comment
  CAS-BOT-BC272744  Calycadenia truncata subsp. truncata Geo. D. Butler 1910-7-30 1801 Siskiyou Near Yreka Comment
  CAS-BOT-BC94470  Calyptridium umbellatum R. C. Wenk 2005-7-19 335 Siskiyou Along Pacific Crest Trail, near top of pass below Mt. Eddy 2438 Comment
  UC618664  Calyptridium umbellatum W. Bridge Cooke 1938-8-21 11538 Siskiyou Mount Shasta, Horse Camp Flats Horse Camp Flats; Mount Shasta, Horse Camp Flats 2438 Comment
  CAS-BOT-BC221261  Calystegia malacophylla subsp. malacophylla A. A. Heller 1916-7-20 12471 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1524 Comment
  HSC27110  Calystegia occidentalis subsp. occidentalis Carl W. Mize 1972-6-8 26 Siskiyou Along main trail 335 Comment
  JEPS31612  Calystegia occidentalis subsp. occidentalis Geo. D. Butler 1909-5-30 764 Siskiyou near Yreka; near Yreka Comment
  POM208190  Calystegia occidentalis subsp. occidentalis L. C. Wheeler 1934-6-28 2817 Siskiyou Little Soda Creek, Sterling Mt. 1067 Comment
  HSC16513  Camissonia tanacetifolia R. C. Wunner 1965-7-9 347 Siskiyou Lava Beds National Monument area near car washing place 1442 Comment
  JEPS11747  Campanula prenanthoides Geo. D. Butler 1908-7-20 37 Siskiyou near Yreka; Head of Long Gulch Comment
  SEINET10463103  Campanula prenanthoides Muth 1976-7-26 MUTH s.n. Siskiyou Near Kelley Lake, on the Preston Peak quadrangle, close to the town of Happy Camp 1371 Comment
  SEINET10463325  Campanula prenanthoides Muth 1976-7-26 MUTH s.n. Siskiyou NR KELLEY LAKE, PRESTON PK QUAD, NR HAPPY CAMP 4498', COBBLY SOIL Comment
  SEINET12265040  Campanula prenanthoides M. Ownbey, Meyer, F. G. 1940-1 2171 Siskiyou Siskiyou Mts., NW of Hornbrook Comment
  RSA233711  Campanula rotundifolia Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mountains: Shasta-Trinity National Forest: 15 air miles SW of Weed near Kangaroo Lake Campground Comment
  UCD66985  Campanula rotundifolia Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou Marble Mountain, Marble Mountains. 2255 Comment
  RSA456187  Campanula rotundifolia M. B. Dunkle 1945-7-19 9220 Siskiyou Klamath Natl. Forest. Marble Mts. Southern exposure, Marble ledge Comment
  SEINET10463380  Campanula scabrella A. Arthur Heller 1920-7-9 Heller 13428 Siskiyou MT. EDDY, HIGH UP IN GRAVEL ON THE LONG BARE EASTERN SLOPE 2438 Comment
  POM59302  Campanula scouleri W. A. Setchell 1902-7-26 13688 Siskiyou Mt. Shasta. Sisson. Comment
  SEINET10463573  Campanula scouleri Clifton 1978-7-30 CLIFTON 2468 Siskiyou NR WHITE MTN ON SEIAD V. QUAD. NR SEIAD VALLEY EVERGREEN CONIFER FOREST 1737 Comment
  SEINET10463787  Campanula scouleri Clifton 1975-7-29 CLIFTON s.n. Siskiyou Near Copper Butte; Seiad Valley quadrangle near Seiad Valley 1414 Comment
  UC248605  Campanula scouleri Dr. Edward Palmer Jul 13 1892-Jul 27 1892 2469 Siskiyou Mt. Shasta and vicinity Comment
  SEINET10463779  Campanula scouleri LEE 1934-8-13 LEE 1080 Siskiyou Watershed of West Branch of Indian Creek, Happy Camp to Waldo (Oregon) road, Klamath National Forest 1463 Comment
  SEINET10463786  Campanula scouleri Joseph W. Congdon 1900-8-8 Congdon s.n. Siskiyou Near Sisson Comment
  HSC687  Campanula wilkinsiana William J. Ferlatte 1967-8-22 1099 Siskiyou Head of Kidd Creek. 2134 Comment
  SEINET10463870  Campanula wilkinsiana Baker 1899-7-31 Baker s.n. Siskiyou E slope of Mt. Shasta on Ash Creek. Comment
  UC375294  Capsella bursa-pastoris Geo. D. Butler 1908-7-14 1047 Siskiyou around Yreka Comment
  HSC68475  Cardamine californica Maralyn A. Renner 1980-6-26 1218 Siskiyou SE edge of Flint Valley. 1390 Comment
  CAS-BOT-BC37795  Cardamine nuttallii George Dexter Butler 1910-4-1 1152 Siskiyou Humbug Mountain. Comment
  UC144264  Cardaria draba A. A. Heller 1905-6-9 8006 Siskiyou Yreka Comment
  SD123686  Carex Robert T. Clausen, Harold Trapido 1940-7-27 4963 Siskiyou Southern Cascade Mountains; Sacramento River Basin; in volcanic dust in open woods 6.25 miles north-northeast of summit of Mt. Shasta. 1829 Comment
  CAS-BOT-BC19763  Carex abrupta John Thomas Howell 1939-8-10 15282 Siskiyou Marble Mountains. Sky High Valley. 1828 Comment
  SEINET10585936  Carex abrupta David Castaner 1989-6-19 Castaner 10240 Siskiyou Along Hwy 3 Between Callahan and Gazelle along a rocky stream. Comment
  CAS-BOT-BC17861  Carex amplifolia J. H. Thomas 1954-5-14 4181 Siskiyou Trinity National Forest. Salmon Mountains. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. 1219 Comment
  CHSC62793  Carex angustata L. P. Janeway 1993-8-30 4561 Siskiyou West side of Cedar Lake; head of South Fork Sacramento River. 1741 Comment
  HSC48639  Carex aquatilis D. H. Norris May 1970 12267 Siskiyou Haypress Meadows, Marble Mtn. Wilderness Area Comment
  CAS-BOT-BC18129  Carex athrostachya Melissa A. Berry 1957-7-4 s.n. Siskiyou Carter Meadow at junction of Long Gulch and Trail Gulch on South Fork of Salmon River. 1676 Comment
  UC195519  Carex athrostachya Geo. D. Butler 1909-6-22 854 Siskiyou Goosenest foothills Comment
  CAS-BOT-BC19657  Carex brainerdii John Thomas Howell 1939-8-3 15008 Siskiyou Marble Mountains. Spirit Lake. 1828 Comment
  CHSC40139  Carex brainerdii L. P. Janeway 1983-6-25 336 Siskiyou Cutbank of dirt rd ca 1/2 mi n of West Branch USFS Sta. 670 Comment
  HSC77170  Carex brainerdii L. P. Janeway 1983-6-25 341 Siskiyou Bluff above Klamath River, E side, near Independence Creek Bridge 274 Comment
  SEINET7556585 Image available Carex deflexa var. boottii Unknown 1969-8-5 1217 Siskiyou Salmon Mountains. The high lake basins in the vicinity of English Peak Marble Mountain Wilderness Area. Near Crapo Peak at Crapo View Gap. Comment
  UC1265330  Carex deweyana subsp. leptopoda Frederick W. Oettinger and R. F. Thorne 1969-8-6 1245 Siskiyou vicinity of English Peak (Pine Lake Basin); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  JEPS121615  Carex echinata Danielle Roach 2011-9-13 Siskiyou Bogbean Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain. Flat fen, over gabbro. China Mountain quadrangle. CLB_C Comment
  HSC76838  Carex exsiccata L. P. Janeway 1982-6-25 22 Siskiyou 300 m. SE of No Mans Creek, 600 m. up Creek from the Clear Creek Rd. 610 Comment
  POM81965  Carex feta Geo D. Butler 1910-6-6 1460 Siskiyou Quartz Valley Comment
  JEPS88650  Carex fracta Dean W. Taylor 1987-8-5 9227 Siskiyou Tate Creek at crossing of Forest Road 36N06 McCloud River Watershed, Tate Creek 1484 Comment
  UC618860  Carex fracta W. Bridge Cooke 1938-6-24 11085 Siskiyou McBride Springs Mount Shasta 1524 Comment
  CAS-BOT-BC20467  Carex halliana Elmer I. Applegate 1923-8-18 3880 Siskiyou Medicine Lake. Comment
  CAS-BOT-BC7599  Carex inops subsp. inops L. E. Smith 1913-4-29 s.n. Siskiyou McCloud 986 Comment
  CAS-BOT-BC7656  Carex integra John Thomas Howell 1939-8-3 15002 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  CAS-BOT-BC7576  Carex laeviculmis John Thomas Howell 1939-8-3 14964 Siskiyou Spirit Lake, marble Mountains. 1828 Comment
  CAS-BOT-BC7577  Carex laeviculmis L. P. Janeway 1982-8-15 144 Siskiyou Below Echo Lake 1645 Comment
  UC1584279  Carex lenticularis J. Kierstead 1990-5-8 90 -59 Siskiyou Lower Falls of the McCloud River McCloud R.D. 1828 Comment
  CAS-BOT-BC31306  Carex lenticularis var. impressa Annetta Mary Carter 1939-8-20 1461 Siskiyou NW side of Taylor Lake, 12 mi SW of Etna, Salmon Mountains. 2026 Comment
  CHSC84689  Carex lenticularis var. impressa L. P. Janeway 2003-8-9 7957 Siskiyou Klamath Ranges. Siskiyou Mountains; west side of Echo Lake, between Cook and Green Pass and Red Butte. Small lake in cirque on north side of the ridge. Meadow between edge of lake and slope. 1664 Comment
  UCD140500  Carex lenticularis var. impressa A. H. Murphy 1960-8-9 60 D Siskiyou Klamath National Forest, Bear Lake. 1889 Comment
  RSA237283  Carex lenticularis var. lipocarpa Frederick W. Oettinger 1969-8-16 1400 Siskiyou Wire Grass Meadow, English Lake Basin. Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  UCD140530  Carex luzulina A. A. Heller 1920-7-6 13410 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1158 Comment
  JEPS109246  Carex luzulina var. ablata D. W. Taylor 2005-8-18 19481 b Siskiyou Dry Creek Peak, cirque on N-face at headwaters of Antelope Creek, ca 12 air miles NE of the summit of Mt. Shasta. Comment
  CAS-BOT-BC31631  Carex luzulina var. ablata William Bridge Cooke 1939-7-7 13619 Siskiyou In the Sedge Swamp at Wagon Camp. 1737 Comment
  SEINET7566760 Image available Carex mariposana Frederick W. Oettinger 1968-9-8 733 Siskiyou High Lake Basin in the vicinity of English Peak, Marble Mountains Wilderness Area. Area of late snow-hold, southeast of Tom's Lake. 2149 Comment
  UC909344  Carex multicaulis Ira L. Wiggins 1950-5-28 12363 Siskiyou ca 1.5 mi e Scott Mt. Road; Carmen Lake 1737 Comment
  POM79951  Carex multicaulis E. B. Copeland 1903-8-15 2380 Siskiyou Mt. Shasta. 2134 Comment
  SEINET7569430 Image available Carex nudata John Thomas Howell, T. C. Fuller, G. D. Barbe 1980-5-20 53559 Siskiyou East Fork Scott River 2 miles east of Callahan on road to Gazelle. 1006 Comment
  UC1265300  Carex pachycarpa Frederick W. Oettinger and R. F. Thorne 1969-8-6 1244 Siskiyou Pine Lake Meadows Salmon Mountains, Marble Mountain Wilderness 1844 Comment
  JEPS102965  Carex pachystachya L. P. Janeway 2002-7-12 7624 Siskiyou High Cascade Range. 3.5 km south of the top of Ash Creek Butte; 0.2 km southwest of Road 19 (Military Pass Road); 0.6 km north-east of confluence of Ash Creek and Brewer Creek 1573 Comment
  JEPS117598  Carex praegracilis Lowell Ahart, John Dittes 2010-7-30 16953 Siskiyou About 50 yards west of the East Louie Road Bridge, about 30 yards west of the Shasta River, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  UC144465  Carex praegracilis A. A. Heller 1905-6-20 8072 Siskiyou Gazelle Comment
  SBBG125479  Carex praegracilis L. Ahart, J. Dittes 2010-7-30 16953 Siskiyou grassy meadow ca. 30 yards W of the Shasta River, ca. 50 yards W of the E Louie Rd Bridge, Shasta Big Springs Ranch, 1.6 mi SW of Big Springs Lake, 4.6 mi NW of Dwinnel Dam 5.7 mi SE of Grenada 716 Comment
  UC834792  Carex raynoldsii A. A. Heller 1922-7-15 13701 Siskiyou Medicine Lake 2133 Comment
Read comments
Jan 18 2008
  RSA0079917  Carex rossii D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19529 Siskiyou Along State Route 89 at Snowman's Hill Summit about 3 miles east of McCloud. Comment
  HSC90843  Carex rostrata D. K. Imper 1987-7-22 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  HSC49934  Carex scabriuscula Gilbert Muth 1978-8-4 7589 Siskiyou Near Big Carmen Lake, close to the town of Callahan 1707 Comment
  HSC91237  Carex scabriuscula Jennifer Whipple 1976-6-30 1215 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  HSC91238  Carex scabriuscula Jennifer Whipple 1976-6-19 1050 Siskiyou Near Durney Lake 2073 Comment
  HSC91274  Carex scabriuscula Jennifer Whipple 1976-6-30 1216 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  UC1255  Carex scopulorum var. bracteosa W. H. Brewer Sep 1862 1458 Siskiyou near Shasta City; Mt. Bally Comment
  CAS-BOT-BC28343  Carex scopulorum var. bracteosa A. A. Heller 1922-7-3 13673 Siskiyou Wet soil along Wagon Creek on Mt. Eddy. 2194 Comment
  CAS-BOT-BC117252  Carex spectabilis John Thomas Howell 1937-7-25 13478 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC39287  Carex spectabilis J. O. Sawyer 1969-8-2 1702 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  HSC39288  Carex spectabilis J. O. Sawyer 1969-8-4 1817 Siskiyou Above Sugar Lake 2134 Comment
  HSC76946  Carex spectabilis K. T. Stillman 1976-7-14 232 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  HSC26706  Carex spectabilis William J. Ferlatte 1971-9-18 1379 Siskiyou Caribou Basin, Sawtooth Ridge 2256 Comment
  RSA233693  Carex spectabilis Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38949 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  SEINET7576412 Image available Carex straminiformis L. P. Janeway 2006-7-3 8776 Siskiyou Deadman Peak 7.5' quad. Klamath Ranges. Salmon Mountains, south side of upper Carter Meadows 0.5 km west of Carter Meadows Summit. 1798 Comment
  UC142324  Carex straminiformis Wm. M. Canby in company with Profs. C. S. Sargent and John Muir 1897-9-4 313 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC115862  Carex subfusca J. M. Tucker 1950-7-24 1951 Siskiyou Beside Cold Creek at the Military Road crossing ca 6 mi NW of Pilgrim Creek Experiment Station, Comment
  RSA238971  Carex subfusca Frederick W. Oettinger 1969-8-19 1464 Siskiyou Moist area between King David Peak and Abbott s Basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  CAS-BOT-BC115162  Carex vesicaria Edward Lee 1934-8-13 1075 Siskiyou Happy Camp-Waldo (Oregon) Road. Watershed of W Branch of Indian Creek. 1371 Comment
  UC702923  Carex vesicaria A. A. Heller 1940-7-24 15763 Siskiyou Castle Lake Comment
  SEINET10748601  Carex vesicaria A. Arthur Heller 1922-7-15 Heller 13711 Siskiyou Plentiful in a moist meadow at Medicine Lake. Canadian. 2134 Comment
  CAS-BOT-BC59708  Cassiope mertensiana Gilbert J. Muth 1969-8-10 1351 Siskiyou Buckhorn Lake. 2255 Comment
  HSC737  Cassiope mertensiana subsp. ciliolata William J. Ferlatte 1967-7-25 733 Siskiyou Caribou Basin 1982 Comment
  POM253596  Cassiope mertensiana subsp. ciliolata C. L. Hitchcock, J. S. Martin, A. S. Hitchcock 1939-7-11 5395 Siskiyou South shore of Upper Canyon Creek Lake, 11 mi. north of Dedrick, Salmon-Trinity Mts. 2439 Comment
  RSA466945B  Cassiope mertensiana subsp. ciliolata L. C. Wheeler 1934-8-17 3178 Siskiyou Siskiyou Mts. North side White Mt. 1829 Comment
  SEINET7042828  Castilleja A. G. Vestal 1955-5-16 s.n. Siskiyou Serpentine ca. 6.2 miles northwest of Weed. Weed quadrangle UTM Zone 10, 543291mE, 4591309mN. Comment
  JEPS19690  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. Constance and L. Heckard 1957-6-26 5960 Siskiyou immediately s Mt. Eddy (at source of South Fork of the Sacramento River, along very poor mountain road to Gumboot Lake, sw corner of Siskiyou County); Canyon of the South Fork of the Sacramento River 1645 Comment
  JEPS23769  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6826 Siskiyou just n and below Scott Mountain road summit; Scott Mountain 1615 Comment
  CAS-BOT-BC243765  Castilleja applegatei var. pinetorum Elmer I. Applegate 1935-8-3 10016 Siskiyou North slope of Caldwell Butte, Lava Beds National Monument Comment
  CAS-BOT-BC243769  Castilleja applegatei var. pinetorum Gilbert J. Muth 1969-8-6 1205 Siskiyou Boulder Peak 2529 Comment
  CAS-BOT-BC243774  Castilleja applegatei var. pinetorum Alice Eastwood 1923-5-23 11912 Siskiyou Cantara, S.P.R.R. Comment
  JEPS79758  Castilleja arachnoidea L. R. Heckard 1967-8-14 1730 Siskiyou sw flank Mt. Shasta (above Horse Camp); sw flank of Mt. Shasta 2560 Comment
  RSA12626  Castilleja arachnoidea Carl B. Wolf 1934-7-5 5959 Siskiyou 3 8/10 mi. from Dry Lake Lookout on rd. to Horse Creek, Siskiyou Mts. 1982 Comment
  UC885274  Castilleja arachnoidea A. A. Heller 1914-8-28 11740 Siskiyou e side Mt. Eddy 2286 Comment
  RSA233657  Castilleja arachnoidea Robert F. Thorne, Frederick W. Oettinger 1969-8-10 39007 Siskiyou Mt. Shasta National Forest. S slope of Mt. Shasta. 2378 Comment
  RSA46748  Castilleja arachnoidea J. T. Howell 1937-7-29 13659 Siskiyou Scott Mountain between Trinity and Siskiyou counties. Comment
  CAS-BOT-BC254010  Castilleja miniata Geo. D. Butler 1910-6-3 06031910 Siskiyou Quartz Valley Comment
  CAS-BOT-BC254013  Castilleja miniata A. A. Heller 1916-7-20 12473 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1524 Comment
  CAS-BOT-BC254100  Castilleja miniata Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  HSC72404  Castilleja miniata J. P. Smith, Steve Selva 1970-7-17 4477 Siskiyou Below Kangaroo Lake. 1890 Comment
  UCR61243  Castilleja miniata 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
  CAS-BOT-BC254103  Castilleja miniata Francis W. Pennell 1940-7-17 26173 Siskiyou Open rocky diorite granite ridge, northeastern slope, Salmon Mountains, w. of Etna 2103 Comment
  SBBG25941  Castilleja miniata subsp. miniata D. Myrick 1966-8-12 1544 Siskiyou Big Flat, Mountain Meadow Ranch; Trinity Alps 1676 Comment
  JEPS66323  Castilleja pilosa L. R. Heckard with T. I. Chuang 1971-7-16 2587 Siskiyou just s Mt. Shasta Vista (U.S. Route 97) (ca 2 mi n of Deer Lodge (n of Weed)) 1463 Comment
  JEPS79523  Castilleja tenuis L. R. Heckard 1980-7-12 5406 Siskiyou ca 10 air mi ne Weed (meadow border at sw end of Grass Lake, ne of state highway maintenance station); Grass Lake Comment
  SD42409  Ceanothus cordulatus Carl B. Wolf 1941-7-25 11072 Siskiyou 2 Mi. E. McCloud on Calif. Highway #89 1219 Comment
  HSC45164  Ceanothus cuneatus J. O. Sawyer, E. Cope 1977-6-19 2954 Siskiyou Clear Creek Trail between Preston Creek and Trout Camp 915 Comment
  CAS-BOT-BC50951  Ceanothus integerrimus Lewis S. Rose 1945-6-18 45061 Siskiyou Horse Creek & Klamath River 502 Comment
  UC61168  Ceanothus integerrimus W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou 18th Crossing Sisson Comment
  RSA136296  Ceanothus integerrimus var. californicus Geo. D. Butler 1920-5-21 1381 Siskiyou Sikiyou county: Klamath hills Comment
  UC796434  Ceanothus prostratus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11737 Siskiyou French Creek Logging Road w Callahan; French Creek Logging Road w of Callahan 1066 Comment
  UC79810  Ceanothus prostratus Katharine Brandegee July 1889 71 Siskiyou Sisson's Comment
  CAS-BOT-BC52173  Ceanothus pumilus Roxana S. Ferris; Laura Lorraine 1948-6-12 11811 Siskiyou At Mule Creek crossing of Scott Mountain Road 1524 Comment
  POM85996  Ceanothus sanguineus Geo. D. Butler 1910-6-17 1567 Siskiyou Hundrey Mtn. 1220 Comment
  UC452667  Ceanothus velutinus var. velutinus Annie M. Alexander and L. Kellogg 1911-6-28 198 Siskiyou Wildcat Park Comment
  HSC67031  Centaurea cyanus J. P. Smith, Steve Selva 1970-6-16 4080 Siskiyou Idlewild Campground 808 Comment
  CDA7211  Centaurea diffusa T. C. Fuller 1967-8-15 16262 Siskiyou Butte Valley; Butte Valley. West side of Highway 97 to Weed, 3 miles south of Macdoel. 0 Comment
  CDA36763  Centaurea diffusa D. B. Joley 1976-5-13 7 Siskiyou Lake Siskiyou. 0 Comment
  CDA7263  Centaurea maculosa T. C. Fuller 1967-8-15 16261 Siskiyou Butte Valley; Butte Valley. West side of Highway 97 to Weed, 3 miles south of Macdoel. 0 Comment
  UCD108106  Centaurea solstitialis Steve Orloff 2011-9-1 SQK 472276 S2-D Siskiyou Along Klamath River. Comment
  CDA38008  Centaurea squarrosa CDFA Staff 1991-1 s.n. Siskiyou Hawkinsville. 0 Comment
  CAS-BOT-BC281205  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-26 11155 Siskiyou In adjacent lawn of ranch house and rangeland, W. H. Kerr, Flying K Ranch, upper Quartz Valley, 2 miles S of Mugginsville Comment
  HSC33354  Centaurea virgata subsp. squarrosa William J. Ferlatte 1974-6-27 1501 Siskiyou 0.5 mile W of Hawkinsville on Long Gulch Rd.; N side 793 Comment
  POM130658  Centaurium muehlenbergii E. B. Copeland 1903-7-14 2513 Siskiyou Klamathon. Comment
  CAS-BOT-BC384963  Cerastium arvense G. J. Muth 1969-8-6 1199 Siskiyou Boulder Peak 2529 Comment
  RSA184742  Cerastium arvense Gilbert Muth 1966-7-25 450 Siskiyou Marble Mountain lookout, Marble Mountains. 2098 Comment
  UC465650  Cerastium arvense Annie M. Alexander and L. Kellogg 1911-7-16 256 Siskiyou S. Fork Salmon R. 1524 Comment
  HSC22478  Cerastium fontanum subsp. vulgare J. O. Sawyer 1969-7-16 1155 Siskiyou W of Lower Russian Lake along trail 2073 Comment
  POM140927  Cercocarpus ledifolius E. B. Copeland 1903-7-6 3562 Siskiyou Hornbrook. Comment
  UCD113092  Cercocarpus ledifolius John Thomas Howell 1964-5-11 40702 Siskiyou NE of Callahan on road to Gazelle. Comment
  HSC63037  Cercocarpus montanus var. macrourus J. P. Smith 1973-5-5 6442 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  UC618707  Chaenactis douglasii var. douglasii unknown 1938-8-12 11462 Siskiyou just below Horse Camp (along Wagon Camp-Horse Camp Trail); Mount Shasta 2438 Comment
  POM351689  Chaenactis douglasii var. douglasii E. E. Stanford 1930-6-15 1592 Siskiyou Near Shasta City Comment
  JEPS52290  Chaenactis suffrutescens Wayne Roderick 1966-6-26 Siskiyou 6 mi from either Fort Jones or Etna (in Scott Valley); Scotts Valley 853 Comment
  RSA314999  Chamaecyparis nootkatensis Stephen Edwards 1983-7-11 SWE- 83 -21 Siskiyou Klamath National Forest, south end of Buck Lake 1311 Comment
  RSA624995  Chamaesyce maculata L. C. Wheeler 1963-8-23 8266 Siskiyou Klamath River: Walker (near Oak Knoll). Comment
  SBBG21790  Chamerion angustifolium D. Myrick 1964-7-25 947 Siskiyou Shasta Ski Bowl Hwy 1219 Comment
  SEINET6166384 Image available Cheilanthes gracillima W. V. Showalter 1954-8-8 Siskiyou Mt. Shasta. 2438 Comment
  HSC99982  Cheilanthes gracillima Thomas W. Nelson, & Sydney Carothers 2005-7-17 9390 Siskiyou Etna Summit along Etna-Forks of the Salmon Rd.. 1804 Comment
  JEPS85081  Chenopodium W. B. and V. G. Cooke with Ted Graves 1988-8-29 64227 Siskiyou along Andesite Rd (Shasta NF FS-11) Mount Shasta, Shasta National Forest (n side of mt) 1463 Comment
  HSC65133  Chenopodium fremontii J. P. Smith, Steve Selva 1970-6-17 4415 Siskiyou Along Klamath River Comment
  HSC65136  Chenopodium fremontii J. P. Smith, Steve Selva 1970-7-17 4417 Siskiyou Along Klamath River. Comment
  CLARK-A1528-7839  Chenopodium vulvaria John C. Roos 1948-9-1 3985 Siskiyou Fort Jones Comment
  JEPS74520  Chimaphila menziesii W. J. Ferlatte 1966-8-3 270 Siskiyou S. Fork Salmon R. between campground and Carter's; Trinity Alps, S. Fork Salmon R. 1524 Comment
  HSC19324  Chimaphila umbellata J. O. Sawyer 1968-6-18 172 Siskiyou Above S Russian Creek on W side. 1463 Comment
  UC166577  Chimaphila umbellata Geo. D. Butler 1908-8-4 58 Siskiyou head of Shackleford Creek Comment
  SD88341  Chimaphila umbellata Darley F. Howe 1972-7-6 Siskiyou 3.2 miles south of Oregon state line on road to Happy Camp 1402 Comment
  UCSB23743  Chimaphila umbellata Keefe, Joseph 1967-7-11 Siskiyou Cook and Green Pass, north of Seida Valley 1341 Comment
  CDA38837  Chimaphila umbellata subsp. occidentalis F. D. Horn 1979-7-22 s.n. Siskiyou Duck Lake Creek near Etna. 0 Comment
  POM146273  Chimaphila umbellata subsp. occidentalis J. B. Feudge 1927-7-22 1728 Siskiyou Trail to Mt. Eddy. 1128 Comment
  RSA183672  Chimaphila umbellata subsp. occidentalis Gilbert Muth 1965-8-10 197 Siskiyou Marble Valley and along upper trail, Marble Mts. Comment
  CDA7382  Chrysanthemum balsamita F. D. Horn 1976-9-17 Siskiyou Hennessy Street. McCloud. 0 Comment
  RSA105418  Chrysanthemum leucanthemum G. D. Barbe 1955-6-29 46 Siskiyou 1.8 miles E of Callahan, S bank of Scott River 976 Comment
  RSA105425  Chrysanthemum leucanthemum G. D. Barbe 1955-7-1 85 Siskiyou 6 mi. south of Etna at junction of the Westside Rd. and the east-west road crossing Scott Valley. 884 Comment
  HSC22115  Chrysolepis chrysophylla J. O. Sawyer 1969-7-23 1454 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  UC1409350  Chrysolepis chrysophylla Frederick W. Oettinger 1969-7-29 1097 Siskiyou ridge just s Uncles Lake (near inlet stream, vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  UCD13279  Chrysolepis sempervirens K. F. Mawdsley 1996-7-9 12 b Siskiyou California, Siskiyou County. Russian Wilderness in Klamath NF. T40N, R9w, NW 1/4 of Section 19, Eaton Peak 7.5 topo. Elevation 6400. From Eaton-Duck Lakes Trailhead off Hwy 3 on French Creek Rd. Comment
  RSA120893  Chrysolepis sempervirens Milo S. Baker 1957-6-16 13143 Siskiyou Trip to Scott Mt. from turn off near Callahan at a point just below Pinus ponderosa zone. Comment
  UC1048584  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1941-8-28 41427 Siskiyou Dorris 1291 Comment
  POM82888  Cicuta douglasii Geo. D. Butler 1918-7-15 1788 Siskiyou [Unspecified] Comment
  JEPS93965  Cirsium arvense Vernon H. Oswald and Lowell Ahart 1998-9-16 9633 Siskiyou 5.3 mi e of Highway 97 (Highway 161 adjacent to a marsh at the Lower Klamath National Wildlife Refuge); Lower Klamath National Wildlife Refuge, Highway 161 1243 Comment
  CDA32841  Cirsium arvense CDFA Staff 1985-6-27 Siskiyou Tule Lake. 0 Comment
  UC165434  Cirsium arvense Geo. D. Butler 1909-10-3 975 Siskiyou Comment
  CAS-BOT-BC32848  Cirsium botrys L. E. Smith 1913-6-25 397 Siskiyou Montague Comment
  SD110303  Cirsium canovirens T. C. Fuller 1979-10-3 20271 Siskiyou Below a log truck loading area, both sides of Goosenest Road, 14 km northeast of Tennant. Comment
  HSC81847  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1980-7-17 6089 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  OBI54130  Cirsium cymosum var. cymosum David J. Keil, Kathleen Keil 1992-7-21 23515 Siskiyou Klamath NF SE of Callahan on hwy 3, 2.1 mi NW of Scott Mtn summit Comment
  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
  CDA15400  Cirsium occidentale var. candidissimum G. F. Hrusa 1997-9-18 14107 Siskiyou Summit of Pass between Callahan & Gazelle, W of Mountain House. Comment
  CAS-BOT-BC285552  Cirsium occidentale var. candidissimum Alice Eastwood 1912-7-23 1357 Siskiyou Sisson Comment
  OBI54136  Cirsium occidentale var. candidissimum David J. Keil, Kathleen Keil 1992-7-24 23558 Siskiyou 2.8 mi NE of Hwy 3 on Gazelle-Callahan rd Comment
  CAS-BOT-BC288767  Cirsium remotifolium John Thomas Howell 1939-8-7 15112 Siskiyou Sky High Valley, Marble Mts 1828 Comment
  CAS-BOT-BC288769  Cirsium remotifolium John Thomas Howell 1937-7-22 13311 Siskiyou S Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC288772  Cirsium remotifolium John Thomas Howell 1939-8-4 15033 Siskiyou Between Elk Mt and Marble River, Marble Mts Comment
  HSC77095  Cirsium remotifolium K. T. Stillman 1976-7-30 336 Siskiyou Marble Mtn. Wilderness Area, Elk Valley. Comment
  RSA0070868  Cirsium remotifolium E. K. Balls 1949-7-10 13959 Siskiyou 3 miles from Sawyer's Bar on road to Cecilville. 793 Comment
  CDA1587  Cirsium scariosum var. robustum M. R. Pryor 1950-7-26 s.n. Siskiyou Hwy 99, 4 mi. N of Gazelle. Comment
Read comments
Dec 10 2009
  UC618645  Cirsium vulgare W. Bridge Cooke 1938-8-19 11514 Siskiyou road between Bear Springs and Howard 1219 Comment
  CAS-BOT-BC228972  Cistanthe umbellata A. A. Heller 1922-7-15 13695 Siskiyou At Medicine Lake 2133 Comment
  CAS-BOT-BC228967  Cistanthe umbellata A. A. Heller 1920-7-9 13426 Siskiyou Long bar easterly slope of Mt. Eddy 2438 Comment
  UCR93364  Clarkia concinna Kathy Harper, Dane Karr 1994-6-14 s.n. Siskiyou Sierra Nevada Mtns., State Hwy 96, south of Happy Camp (at mi. Marker 13.96) 244 Comment
  RSA25612  Clarkia gracilis subsp. gracilis Carl B. Wolf 1941-7-26 11077 Siskiyou SW end Little Shasta Valley, 12 mi NE of Weed on US Hwy 97 at jct with rd to Montague. 915 Comment
  HSC36771  Clarkia lassenensis J. P. Smith 1974-5-25 7413 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  CAS-BOT-BC163455  Clarkia purpurea subsp. quadrivulnera Lewis S. Rose 1945-6-22 45157 Siskiyou Walker, Klamath River 533 Comment
  CAS-BOT-BC163459  Clarkia purpurea subsp. quadrivulnera L. B. Kildale 1930-6-1 9699 Siskiyou Salmon River at Crapp Creek Comment
  UC337290  Clarkia rhomboidea Lemmon 1889-6-17 Siskiyou Edgwood Comment
  UC61179  Clarkia rhomboidea W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta Comment
  UC930719  Clarkia rhomboidea A. A. Heller 1916-6-23 12435 Siskiyou n Sisson (near Black Butte) 1127 Comment
  CAS-BOT-BC164980  Clarkia rhomboidea Julie Kierstead Nelson; Rhonda Posey 2007-6-15 2007 -017 Siskiyou North side of Mt. Shasta, south of Hwy. 97, along Forest Service Rd. 42N84; ca. 4 miles N E of town of Weed. NE of railroad trestle 1249 Comment
  CAS-BOT-BC439101  Claytonia cordifolia Gilbert Muth 1966-7-8 354 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  UCD100501  Claytonia cordifolia J. P. Smith; Steve Selva 1970-6-16 4055 Siskiyou 8 miles west of Etna on road to Sawyers Bar. 1371 Comment
  SFV1158  Claytonia exigua subsp. exigua J. R. Swanson 1961-3-27 670 Siskiyou 1 mile south of Fort Jones, west side of Scott Valley. Comment
  HSC61811  Claytonia lanceolata Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  RSA0080498  Claytonia lanceolata P. A. Munz 1952-7-2 17908 Siskiyou Ridge west of Baldy Mt. L. O., 6 mi. by air west of Happy Camp. Siskiyou Mts. 1768 Comment
  UC163721  Claytonia parviflora subsp. parviflora Geo. D. Butler 1909-3-26 681 Siskiyou near Oro Fino Comment
  JEPS94258  Claytonia rubra subsp. depressa Vernon H. Oswald and Lowell Ahart 1998-6-11 9219 Siskiyou 5 mi n of Macdoel (Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Road and Highway 97); Butte Valley National Grassland 1295 Comment
  UC1408942  Claytonia rubra subsp. rubra Frederick W. Oettinger 1969-8-6 1253 Siskiyou Pine Lake basin Salmon Mountains, Marble Mountain Wilderness Area, English P (vicinity of English Peak, w Siskiyou County) 1828 Comment
  HSC30232  Claytonia rubra subsp. rubra William J. Ferlatte 1968-6-8 1131 Siskiyou Big Flat, near campground 1524 Comment
  SEINET198900  Claytonia saxosa D. Parker 1947-3-30 Siskiyou Hartstrand Gulch E side of Scott Valley 866 Comment
  HSC4885  Claytonia sibirica J. O. Sawyer 1968-6-18 243 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  CAS-BOT-BC443865  Claytonia sibirica F. J. Kirby 1958-7-1 1199 Siskiyou Swillup Campground, 25 miles s. of Happy Camp 609 Comment
  RSA3834  Cleome platycarpa A. A. Heller 1927-8-2 14440 Siskiyou North end of Shasta Valley near the Klamath River Comment
  UC1409211  Clintonia uniflora Frederick W. Oettinger 1968-8-23 619 Siskiyou due w of Upper English Lake (in the vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1767 Comment
  CAS-BOT-BC500960  Clintonia uniflora John Thomas Howell 1939-8-3 15015 Siskiyou Spirit Lake 1828 Comment
  CAS-BOT-BC500963  Clintonia uniflora I. J. Condit 1911-7-1 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC500971  Clintonia uniflora John Thomas Howell 1939-8-3 15015 Siskiyou Spirit Lake, Marble Mountains 1828 Comment
  HSC61809  Clintonia uniflora Ruby Van Deventer 1955-7-31 Siskiyou Poker Flat 1585 Comment
  JEPS31008  Collinsia linearis D. E. Breedlove 1962-6-10 3305 Siskiyou 11.7 mi nw Happy Camp (along Indian Creek Rd); Siskiyou Mtns 594 Comment
  RSA237561  Collinsia linearis Frederick W. Oettinger 1969-7-11 978 Siskiyou Due west of northwest end of Hancock Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness. 1951 Comment
  HSC77022  Collinsia parviflora K. T. Stillman 1976-6-25 55 Siskiyou Marble Mtn. Wilderness Area, SW facing slope. 1921 Comment
  UC169329  Collinsia parviflora Harley P. Chandler Jun 1901 1686 Siskiyou North Coast Ranges, Marble Mountain Marble Mountain; North Coast Ranges, Marble Mountain 2438 Comment
  HSC72566  Collinsia rattanii J. P. Smith 1976-5-21 8761 Siskiyou Klamath National Forest, USFS Rd. 40N08 6.2 mi from its junction with Hwy. 3 1463 Comment
  POM208360  Collinsia rattanii Louis C. Wheeler 1934-6-12 2692 Siskiyou Hungry Creek Lookout, Siskiyou Mountains. 1463 Comment
  POM43373  Collinsia rattanii Geo. D. Butler 1910-4-16 1188 Siskiyou Klamath River. Comment
  SBBG30535  Collinsia torreyi var. latifolia D. Myrick 1968-6-25 2022 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  UC168969  Collinsia torreyi var. latifolia Harley P. Chandler Jun 1901 1620 Siskiyou near Marble Mountain (North Coast Ranges, Upper Cottei Valley (=Cuddihy Valley)); North Coast Ranges, Upper Cottei Valley 2133 Comment
  SBBG6891  Collinsia torreyi var. torreyi H. and M. Dearing 1939-7-1 3778 Siskiyou Etna-Salmon Divide 1828 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
  UC455654  Collomia grandiflora I. J. Condit 1911-7-6 Siskiyou along RR and elsewhere Shasta Retreat Comment
  HSC29284  Collomia grandiflora Frederick W. Oettinger 1969-7-27 1078 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: NW of Little English Lake 1890 Comment
  POM75196  Collomia grandiflora Geo D. Butler 1910-5-19 1366 Siskiyou Yreka. Comment
  SJSU6072  Collomia tinctoria R. W. Trivelpiece 1971-7-14 52 Siskiyou Blue Ridge between Sawyers Bar & Cecilville, SW of Eddy Gulch Lookout, Salmon R Mts 1219 Comment
  POM205355  Collomia tinctoria L. C. Wheeler 1934-6-7 2652 Siskiyou Hungry Creek Lookout. 1502 Comment
  CAS-BOT-BC180422  Comandra umbellata subsp. californica A. A. Heller 1905-6-1 7937 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  JEPS93956  Conium maculatum Vernon H. Oswald and Lowell Ahart 1998-9-16 9644 Siskiyou 8.7 mi e of Highway 97 (Vista Point on Highway 161 adjacent to marsh at the Lower Klamath National Wildlife Refuge); Lower Klamath National Wildlife Refuge, Vista Point 1243 Comment
  SEINET5765338 Image available Corallorhiza maculata W. Bridge Cooke 1937-1 9225 Siskiyou Mt. Shasta, California 1829 Comment
  UC1483517  Corallorhiza maculata John Palmer 1980-8-12 741 Siskiyou road from Beaver Creek Rd to Bearground Spring; Klamath National Forest, Condry Mtn. Quad. 1341 Comment
  UC4415  Corallorhiza maculata Milo S. Baker 1893-7-15 Siskiyou 6 mi below Bartles; McCloud River Comment
  RSA150582  Corallorhiza mertensiana Lee W. Lenz 1961-6-23 24364 Siskiyou On the Oregon slope of the Siskiyou Mts., road between Happy Camp and OBrien 1220 Comment
  JEPS104436  Corallorhiza mertensiana Martin J. Lenz 2003-6-9 17 Siskiyou approx. 1.2 mi E of Deadhorse Summit, along logging road 60A 1378 Comment
  RSA184811  Corallorhiza mertensiana Gilbert Muth 1966-7-14 398 Siskiyou Just above Marble Valley, Marble Mountains 1799 Comment
  CHSC65840  Cordylanthus tenuis subsp. pallescens Maria Ulloa-Cruz 1994-8-2 42 Siskiyou Shasta-Trinity National Forests. Southeast of County Dump site. 1200 Comment
  RSA537706  Cordylanthus tenuis subsp. pallescens T. I. Chuang, L. R. Heckard 1969-8-21 6741 Siskiyou Southwest of Black Butte, NW of Mount Shasta City 1067 Comment
  CHSC105577  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-5 16221 Siskiyou Dunsmuir; road 1M036 (Railroad Park Road) across from the railroad museum. Lat and Long. indicated +/- 56 feet. 704 Comment
  CHSC105589  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16234 Siskiyou At sign at border of Shasta-Trinity National Forest on Highway 89 east of McCloud. 1356 Comment
  POM78081  Cornus nuttallii Geo. D. Butler 1910-4-22 1246 Siskiyou Kidder Creek Comment
  RSA397466  Cornus nuttallii B. C. Templeton 1960-6-21 8540 Siskiyou Scott Mts., ca 1 mile north of Siskiyou-Trinity Co. line. Comment
  CAS-BOT-BC210398  Cornus sericea A. A. Heller 1920-6-27 13392 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  HSC19270  Cornus sericea subsp. sericea J. O. Sawyer 1968-7-10 500 Siskiyou Along S Sugar Creek. 1768 Comment
  HSC29144  Cornus sericea subsp. sericea Frederick W. Oettinger 1968-9-1 634 Siskiyou Marble Mtn. Wilderness Area, E side of Abbott's Lake. 1723 Comment
  JEPS50179  Cornus sericea subsp. sericea Geo. D. Butler 1908-8-7 84 Siskiyou border of lake at head of Wooly Creek 1676 Comment
  UC21531  Cornus sericea subsp. sericea Milo S. Baker 1893-6 Siskiyou McCloud R. 6 mi. below Bartles; Mccloud R. Comment
  JEPS75962  Cornus sericea subsp. sericea William J. Ferlatte 1974-7-15 1541 Siskiyou Trinity Alps, Yellow Rose Mine Trail 1706 Comment
  SBBG59866  Cornus sessilis A. Lefebure 1941-10-19 Siskiyou E Fork, Stuart Fork, Trinity River Comment
  HSC19273  Corylus cornuta subsp. californica J. O. Sawyer 1968-7-23 595 Siskiyou Near Big Flat Campground, Trinity Alps Primitive Area 1524 Comment
  HSC36606  Corylus cornuta subsp. californica Brent Whitely 1975-7-3 130 Siskiyou 1220 Comment
  JEPS124699 Image available Corylus cornuta subsp. californica Joe Ammirati 1964-7-1 78 Siskiyou Fowler's Camp ground below lower falls on the McCloud River. Comment
  CAS-BOT-BC290480  Crepis acuminata Wm. Bridge Cooke 1940-6-4 15014 Siskiyou Mount Shasta. Near the Bolam Road Comment
  UCD130937  Crepis modocensis subsp. subacaulis Geo. C. Wood 1940-4-30 s.n. Siskiyou Yreka. Comment
  UC581197  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-11 1903 Siskiyou about 7 mi sw Yreka (s of hwy from Yreka to Fort Jones); Forest House Mt. 1363 Comment
  CAS-BOT-BC376485  Crepis occidentalis subsp. conjuncta Roxana S. Ferris; Laura Lorraine 1948-6-12 11712 Siskiyou Schoolhouse Hill, Plowmans Valley [Noyes Valley], e. fork of Scott River Comment
  CAS-BOT-BC376550  Crepis occidentalis subsp. conjuncta E. B. Babcock; G. L. Stebbins, Jr. 1936-6-11 1932 Siskiyou About 8 mi. south of Yreka 810 Comment
  RSA75628  Crepis occidentalis subsp. conjuncta Albert M. Vollmer, L. Beane 1951-5-31 28 Siskiyou Scott Mountain Comment
  HSC66397  Crepis pleurocarpa Maralyn A. Renner 1980-8-21 2602 Siskiyou SW of trail from Leroy Mine to Sunrise Basin near ridge 2287 Comment
  UCD59926  Crypsis schoenoides Reino Alava; Aloha Alava, Rimo Bacigalupi 1958-9-2 2395 Siskiyou 3 miles northwest of Weed, head of Shasta Valley. 975 Comment
  HSC19014  Cryptantha affinis J. O. Sawyer 1969-8-1 1673 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC74821  Cryptantha affinis J. P. Smith, Jennifer Whipple 1978-7-2 9981 Siskiyou Trail from Cook and Green Pass to Copper Butte. 1768 Comment
  CHSC86661  Cryptantha intermedia Jenny Marr 1993-7-1 44 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS67620  Cryptantha intermedia M. K. Curran Jul 1887 Siskiyou Edgewood Comment
  UC1731387  Cryptantha milobakeri Dean Wm. Taylor with Joe Molter 1998-6-17 16560 Siskiyou base of hillslopes ca. 3 mi s Gazelle (bordering Shasta Valley (ca. 14 air mi s <of> Yreka)); Klamath Region, Scott Mountains 1036 Comment
  UCD78180  Cryptantha milobakeri Robert E. Preston 2008-5-14 2632 a Siskiyou Along Hwy 96, ca. 10.6 mi N of the confl of the Klamath River and Salmon River 262 Comment
  RSA17700  Cryptantha sobolifera Elmer I. Applegate 1935-6-10 9486 Siskiyou Siskiyou County: steep cinder slope of Caldwell Butte, Lava Beds National monument, NE corner of Siskiyou Comment
  UC564180  Cryptantha subretusa Elmer I. Applegate 1935-6-10 9486 Siskiyou s side Caldwell Butte (s Siskiyou County); Lava Beds National Monument Comment
  CAS-BOT-BC33115  Cryptantha trifurca Copeland 1903-7-5 s.n. (= no. 3550 of C.F. Baker's distribution) Siskiyou Klamathon Comment
  CAS-BOT-BC70482  Cryptogramma acrostichoides Louis C. Wheeler 1934-8-2 3017 Siskiyou Alex Hole, Alex Canyon, Siskiyou Mts. 1889 Comment
  CHSC30246  Cryptogramma acrostichoides M. S. Taylor 1980-7-8 3096 Siskiyou S end of Little Castle Lake. 1767 Comment
  HSC54727  Cryptogramma acrostichoides G. L. Clifton, Griswold 1979-7-26 10134 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2104 Comment
  JEPS25563  Cryptogramma cascadensis Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7188 Siskiyou just e Mt Shasta Ski Bowl Lodge (upper end of Everitt Hwy, sw slopes Mt Shasta); Mt Shasta 2346 Comment
  CAS-BOT-BC80550  Cupressus bakeri C. B. Wolf; E. R. Johnson 1934-10-9 6170 Siskiyou Siskiyou Mts., above W. fork of Seiad Creek, 3.4 mi. above forks of creek 1158 Comment
  CAS-BOT-BC80558  Cupressus bakeri Carl B. Wolf 1930-10-19 1746 Siskiyou Modoc Lava Beds, 1 mile east of Timbered Butte on old road from C.W. Hill Farm at Dana to Little Hot Springs Valley 1219 Comment
  CAS-BOT-BC80566  Cupressus bakeri Matthews 1939-7-1 30 , 31 & 32 Siskiyou Above Seiad Grove Comment
  NY16590  Cupressus bakeri G. D. Butler 1910-7-4 1637 Siskiyou [G... handwriting not clear] foothills 1219.2 Comment
  RSA22766  Cupressus bakeri O. V. Matthews 1939-7-11 30 Siskiyou Nearly the highest point of Seiad Grove, Seiad Region 1433 Comment
  UC650670  Cupressus bakeri Oliver V. Matthews 1939-7-3 19 Siskiyou Sullivan Mine Grove Cook and Green Region 1066 Comment
  RSA792359  Cuscuta campestris Rob Wilson 2010-9-8 s.n. Siskiyou Near Tule Lake. Growing in potato field. Comment
  SEINET3101790  Cuscuta campestris Rob Wilson 2010-9-8 s.n. Siskiyou Near Tulelake. Comment
  UC1409233  Cuscuta occidentalis Frederick W. Oettinger 1968-8-11 474 Siskiyou sse of Tom Taylor Cabin (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 2026 Comment
  HSC57389  Cycladenia humilis G. L. Clifton, Griswold 1979-7-26 10122 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2104 Comment
  UC1045271  Cycladenia humilis var. humilis unknown 1940-6-7 15110 Siskiyou along Pacific Hwy. near Black Butte Comment
  UC164152  Cynoglossum grande Geo. D. Butler 1909-4-14 594 Siskiyou Humbug rd. Comment
  HSC103019  Cynosurus echinatus J. P. Smith 2014-6-6 13876 Siskiyou Along State Route 96 at the Portuguese Creek Access to the Klamath River 416 Comment
  UC837442  Cyperus acuminatus Louis C. Wheeler 1934-10-11 3317 Siskiyou Oak Knoll Ranger Station Siskiyou Mts., Klamath R., Oak Knoll Ranger Station 670 Comment
  JEPS46152  Cypripedium fasciculatum Duncan Dunning 1923-6-15 Siskiyou trail from Sawyers Ridge to Blue Ridge Comment
  POM107859  Cypripedium montanum Geo D. Butler 1910-6-19 1586 Siskiyou Goosenest Foothills. 1524 Comment
  CAS-BOT-BC70717  Cystopteris fragilis Louis C. Wheeler 1934-7-5 2879 Siskiyou Klamath Forest, Deer Creek 1676 Comment
  HSC19007  Cystopteris fragilis J. O. Sawyer 1969-7-16 1117 Siskiyou NE facing slope above Siphon Lake 2226 Comment
  CAS-BOT-BC76244  Darlingtonia californica Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mount Eddy. 1706 Comment
  HSC38594  Darlingtonia californica J. P. Smith, J. O. Sawyer 1972-9-12 5768 Siskiyou Scott Mtn., E of Big Carmen Lake. 1677 Comment
  UC1607536  Darlingtonia californica Barbara Ertter with Julie Kierstead and Jim Nelson 1990-7-15 9364 Siskiyou at head of river ca 1 mi e Toad Lake (ca 8 air mi w of Mt Shasta City); Middle Fork Sacramento River 1981 Comment
  SEINET12007447  Darlingtonia californica H. M. Hall, Babcock, E. B. 4042 Siskiyou Sierra Nevada Mountains, 18th crossing Sacramento River, near Sisson, Transition Zone, Mt. Shasta Comment
  CHSC1459  Delphinium V. Holt 1943-8-14 Siskiyou Marble mountains. 1828 Comment
  CAS-BOT-BC9047  Delphinium decorum subsp. tracyi Alice Eastwood 1912-8-30 2001 Siskiyou Mount Eddy Comment
  HSC27493  Delphinium depauperatum J. P. Smith, J. O. Sawyer 1972-5-27 5343 Siskiyou Hwy. 3 near the Scott Mtn. Campground on divide between Scott and Trinity Rivers 1601 Comment
  CAS-BOT-BC8755  Delphinium glaucum L. R. Short 1933-8-7 115 Siskiyou Klamath National Forest, Marble Mountains 1798 Comment
  RSA0125557  Delphinium glaucum Gilbert Muth 1969-8-11 1365 Siskiyou Ridge south of Boulder Peak. 2317 Comment
  CAS-BOT-BC9887  Delphinium nudicaule Elmer Ivan Applegate 1935-6-10 9478 a Siskiyou South base of Caldwell Butte, Lava Beds National Monument Comment
  HSC40241  Delphinium nudicaule J. P. Smith 1976-5-5 8693 Siskiyou Road from Forks of Salmon to Somes Bar 366 Comment
  CAS-BOT-BC94478  Delphinium nuttallianum R. C. Wenk 2005-7-19 347 Siskiyou border between Siskiyou and Trinity Counties, National Forest Road 17, parking lot where Pacific Crest Trail crosses 2090 Comment
  UCD61120  Deschampsia cespitosa A. H. Murphy 1954-8-11 54 -E Siskiyou Round Meadow. 1676 Comment
  CAS-BOT-BC201636  Deschampsia danthonioides Louis C. Wheeler 1934-6-10 2674 Siskiyou Hungry Creek, Siskiyou Mts. 1097 Comment
  RSA60669  Descurainia sophia I. L. Wiggins 1950-5-27 12353 Siskiyou Banks of East Fork of Scott River at Callahan Ranger Station, Callahan. 976 Comment
  CAS-BOT-BC43518  Descurainia sophia A. A. Heller 1916-6-22 12425 Siskiyou Near Sisson. 1074 Comment
  HSC69339  Dicentra formosa John Palmer 1980-8-13 785 Siskiyou Klamath National Forest, Dead Cow Creek near F.S. Rd. 47N44 from Beaver Creek Rd. 1616 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
  HSC98458  Dicentra uniflora J. P. Smith 1974-5-26 7593 Siskiyou Along FS Rd. 47N03, 1/4 mi. NE of Chandler Glade 1768 Comment
  SEINET8475420  Dichelostemma capitatum subsp. capitatum G. D. Butler 1910-4-17 1192 Siskiyou Near Yreka. Comment
  SEINET8476746  Dichelostemma multiflorum G. D. Butler 1910-5-18 1361 Siskiyou Yreka. Comment
  CHSC4538  Dieteria canescens var. shastensis J. E. Bowlin 1967-7-18 51 Siskiyou Ca. 12 mi W of Mount Shasta Ski Bowl. 1066 Comment
  CHSC71866  Dieteria canescens var. shastensis Vernon H. Oswald; Lowell Ahart 1998-9-8 9611 Siskiyou Junction of USFS 3 and 24 ca. 2.5 mi west-southwest of Hambone Butte, ca. 30 air mi north of Burney. 1310 Comment
  JEPS45940  Dieteria canescens var. shastensis Rimo Bacigalupi, and L. R. Heckard 1966-6-20 9184 Siskiyou on n side Mt. Shasta (along upper part of Bolam Logging road) 1676 Comment
  JEPS95372  Dieteria canescens var. shastensis Vernon H. Oswald and Lowell Ahart 1994-8-10 6457 Siskiyou ca 11 mi (air) ne of McCloud (FS 41N01Y at Elk Flat, ca 1 mi N of Pilgrim creek Rd (FS 13)) 1243 Comment
  UC1332426  Dieteria canescens var. shastensis W. Bridge Cooke 1940-7-12 15336 Siskiyou along Memorial Highway; Mount Shasta Comment
  UC598535  Dieteria canescens var. shastensis C. Hart Merriam 1898-7-17 3 Siskiyou Mt. Shasta Comment
  RSA502324  Dimeresia howellii D. W. Taylor, Glenn Clifton, Stone 1987-8-7 9250 Siskiyou Caldwell Butte, Lava Beds National Monument. On crater floor at northern interior. 1500 Comment
  CAS-BOT-BC153449  Diplacus layneae L. E. Smith 1913-7-4 s.n. Siskiyou North fork Castle Creek Comment
  CAS-BOT-BC153721  Diplacus nanus Elmer I. Applegate 1935-6-11 9496 Siskiyou Upper Ice Cave area, Lava Beds National Monument Comment
  SDSU5840  Dipsacus sativus D. F. Howe 1962-8-5 3260 Siskiyou 56.8 miles east of Happy Camp on #96. 610 Comment
  UC1222250  Disporum hookeri Joseph P. Tracy 1951-6-16 19493 Siskiyou summit of The Siskiyous, at crossing of Takilma-Happy Camp Road, near State Line Takilma-Happy Camp Road; The Siskiyous, Takilma-Happy Camp Road Comment
  UC163797  Disporum hookeri Geo. D. Butler 1909-5-30 787 Siskiyou Humbug Mountain Comment
  RSA120755  Dodecatheon alpinum subsp. majus S. S. Tillett 1956-7-9 642 Siskiyou Northeast facing slope of Scott Mountain. Trinity-Siskiyou Cos line. 1829 Comment
  JEPS84212  Dodecatheon jeffreyi L. R. Heckard with J. Hickman et al. 1986-7-17 6541 Siskiyou road end area and camp overlooking s end Alex Hole (se of Condrey Mt.); overlooking s end of Alex Hole, se of Condrey Mt. 1980 Comment
  HSC29258  Dodecatheon jeffreyi Frederick W. Oettinger 1968-8-3 380 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: At 'Base Camp Meadow' between Diamond and Hancock Lakes 201 Comment
  HSC3851  Downingia montana John H. Weiler, Lincoln Constance, E. Molseed 1960-6-15 60178 Siskiyou Beside railroad tracks about 300 ft. off Hwy. 99, just N of the bridge over the Sacramento River at the N end of Lake Shasta. 396 Comment
  JEPS24764  Downingia montana John H. Weiler, L. Constance, and E. Molseed 1960-6-15 60178 Siskiyou just n bridge over Sacramento River (about 300 ft off Highway 99, at the n end of Lake Shasta (Antler Resort Area)); Lake Shasta, Antler Resort Area 396 Comment
  CHSC88122  Downingia pulcherrima Jenny Marr 1993-7-1 132 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS53534  Draba nemorosa Geo. D. Butler 1909-4-4 575 Siskiyou near Yreka; near Yreka Comment
  UC166132  Draba nemorosa Geo. D. Butler 1910-4-10 1162 Siskiyou near Yreka; near Yreka Comment
  CAS-BOT-BC41309  Draba pterosperma C. L. Hitchcock; J. S. Martin 1939-7-9 5317 Siskiyou King's Castle. 1828 Comment
  HSC77078  Draba pterosperma K. T. Stillman 1976-6-16 2 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  RSA237377  Draba pterosperma Frederick W. Oettinger 1968-8-22 601 Siskiyou Above English Lake to Diamond Lake trail on English Lake side of pass. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2098 Comment
  CAS-BOT-BC41414  Draba verna George Dexter Butler 1910-3-24 1143 Siskiyou Shasta River hills. Comment
  POM93918  Draba verna Geo. D. Butler 1910-3-23 1143 Siskiyou Shasta [River?] Comment
  HSC73323  Drymocallis glandulosa Gail Newton 1980-6-20 482 Siskiyou Near Bald Mtn. 1097 Comment
  UC903175  Drymocallis lactea var. austiniae Mrs. H. P. Bracelin 1931-6-20 436 Siskiyou 0.5 mi from Metcalf Ranch (Northeast slope of Mount Eddy); , Wagon Creek Canyon 1249 Comment
  CAS-BOT-BC159291  Drymocallis lactea var. lactea Gilbert Muth 1966-7-31 470 Siskiyou North side of Black Mountain, Marble Mts. 1981 Comment
  HSC61164  Drymocallis lactea var. lactea Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  CAS-BOT-BC536726  Drymocallis pseudorupestris Wm. Bridge Cooke 1939-8-24 13912 Siskiyou Mount Shasta. On the west side of the east red ridge above Panther Creek Meadow. Upper Hudsonian zone. Comment
  LA208033  Drymocallis pseudorupestris Wm. Bridge Cooke; 1940-7-26 15372 Siskiyou Mount Shasta, on the W side of Shastina, Hudesonian zone 2743 Comment
  HSC41130  Echinochloa crus-galli J. P. Smith, Steve Selva 1970-7-17 4423 Siskiyou Along Klamath River Comment
  UCD40946  Echinops sphaerocephalus Gene Cakin 1951-9-1 s.n. Siskiyou Tule Lake Basin. Comment
  JEPS121618  Eleocharis decumbens Kendra Sikes 2011-9-12 Siskiyou Sundew Fen, Caldwell Lakes Basin, headwaters of Park Creek, east slope of China Mountain. Sloping fen, SE aspect, over gabbro. China Mountain quadrangle. CLS_1A Comment
  CAS-BOT-BC451556  Elodea canadensis Wm. Bridge Cooke 1940-6-20 15164 Siskiyou In the Klamath River along the Pacific Highway below Hornbrook. Comment
  HSC30568  Elymus X hansenii Frederick W. Oettinger 1969-9-2 1589 Siskiyou Marble Mtn. Wilderness Area, meadow above Bear Meadow, near Tom Taylor Cabin. 2043 Comment
  HSC100300  Elymus caput-medusae J. P. Smith, & J. O. Sawyer 2011-6-25 13259 Siskiyou At the junction of Hwy. 3 and Callahan - Gazelle Road. 834 Comment
  CAS-BOT-BC227921  Elymus elymoides A. A. Heller 1905-6-19 8071 Siskiyou Near Grenada Station Comment
  UC1024779  Elymus elymoides subsp. elymoides Leo Whitney 2245 Siskiyou Tennant 1524 Comment
  UC144645  Elymus elymoides subsp. elymoides A. A. Heller 1905-6-19 8071 Siskiyou Grenada Station Comment
  UC197112  Elymus elymoides subsp. elymoides Geo. D. Butler 1910-7-12 1762 Siskiyou Shackleford Creek 1371 Comment
  HSC76951  Elymus elymoides var. elymoides K. T. Stillman 1976-7-23 304 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  LA14818  Elymus glaucus Jason Swallen; 1939-7-28 13784 Siskiyou Mount Shasta, MacBride Springs 1523 Comment
  UC157086  Elymus glaucus Copeland 1903-9-6 3802 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC206604  Elymus glaucus subsp. glaucus E. Palmer 1892-1-1 2613 Siskiyou Mt. Shasta Comment
  SJSU11312  Elymus hispidus S. H. Casey 1981-7-3 1205 Siskiyou near mouth of O'Neal Creek tributary of the Klamath River c. 4 mi W of Seiad Valley 426 Comment
  UCD61287  Elymus lanceolatus H. S. Yates 1936-6-21 5821 Siskiyou 1 mile SE of Gazelle. 792 Comment
  CAS-BOT-BC213810  Elymus repens R. E. Frenkel 1964-7-14 683 Siskiyou On an east shoulder of Everitt Memorial Highway near Mount Shasta, 1.0 mile north of McCloud River RR crossing. 1341 Comment
  HSC39091  Elymus repens A. M. Montalvo, J. D. Ackerman 1974-7-2 345 Siskiyou E slope of Mt. Eddy, near Morgan Meadows, W of Mt Shasta City. Comment
  UC1666801  Elymus trachycaulus Geo. D. Butler 1909-6-28 850 Siskiyou along creek near Yreka Comment
  SEINET238870 Image available Elymus trachycaulus subsp. trachycaulus Beecher Crampton 1956-8-22 3867 Siskiyou South slope of Mt. Shasta. 1646 Comment
  CAS-BOT-BC392231  Enemion stipitatum L. E. Smith 1913-3-26 22 Siskiyou Yreka, back of Catholic Cemetery Comment
  CHSC88395  Epilobium brachycarpum Jenny Marr 1993-7-1 154 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC78225  Epilobium brachycarpum L. P. Janeway 1983-8-28 641 Siskiyou Poker Flat 1529 Comment
  UC164343  Epilobium brachycarpum Geo. D. Butler 1908-8-26 155 Siskiyou roadside near Etna Comment
  CAS-BOT-BC166836  Epilobium canum subsp. latifolium Doris K. Kildale 1925-9-7 1303 Siskiyou Mouth of Dillon Creek on Klamath River Comment
  JEPS117458  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2010-7-30 16952 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
  UC144354  Epilobium ciliatum subsp. ciliatum Copeland 1903-7-7 3548 Siskiyou Hornbrook Comment
  UC637088  Epilobium ciliatum subsp. ciliatum Edward Lee 1934-8-13 1068 Siskiyou Happy Camp to Waldo (OR) road Klamath National Forest, watershed of West Branch of Indian 1371 Comment
  POM171587  Epilobium ciliatum subsp. ciliatum Doris K. Kildale 1928-8-18 6479 Siskiyou Near head of north fork of Salmon River at English Lake 1524 Comment
  RSA264969  Epilobium ciliatum subsp. glandulosum G. L. Clifton 1975-7-28 s.n. Siskiyou Near Cook and Green Pass near the Seiad Valley. 1646 Comment
  POM248154  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1939-8-22 13881 Siskiyou Mount Shasta: along the large Wagon Camp Creek. 1738 Comment
  HSC67678  Epilobium glaberrimum John S. Palmer 1980-7-24 599 Siskiyou Elk Hole 1503 Comment
  UC618800  Epilobium glaberrimum subsp. glaberrimum W. Bridge Cooke 1938-7-15 11193 Siskiyou Bear Springs Meadow Mount Shasta, Bear Springs (marshy portion) Comment
  UC637162  Epilobium glaberrimum subsp. glaberrimum Edward Lee 1934-8-15 1127 Siskiyou summit of Happy Camp to Waldo Rd, Klamath National Forest, Indian Creek Watershed 1615 Comment
  HSC91965  Epilobium hallianum Jennifer Whipple 1976-7-2 1280 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC92786  Epilobium hornemannii subsp. hornemannii Jennifer Whipple 1977-7-21 2019 Siskiyou Near Durney Lake 2073 Comment
  JEPS25648  Epilobium hornemannii subsp. hornemannii Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7288 Siskiyou beside rill Poker Flat 1536 Comment
  POM251088  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1938-8-18 11479 Siskiyou Mt. Shasta. 2439 Comment
  RSA237389  Epilobium hornemannii subsp. hornemannii Frederick W. Oettinger 1968-8-10 463 Siskiyou Stream inlet into Hancock Lake. Salmon Mountains; the High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area 1890 Comment
  RSA237387  Epilobium lactiflorum Frederick W. Oettinger 1968-8-4 388 Siskiyou Trail N of Crapo Peak ridge. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2195 Comment
  HSC33998  Epilobium minutum J. P. Smith 1974-5-25 7486 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  UC873437  Epilobium minutum Louis C. Wheeler 1935-6-9 3551 Siskiyou Yreka Creek Siskiyou Mts. 1219 Comment
  RSA299463  Epilobium minutum J. P. Smith 1973-5-5 6521 Siskiyou Scott Bar along the Scott River. Comment
  SD211642  Epilobium minutum Barbara Ertter 1990-7-14 9336 Siskiyou Wagon Creek on east side of Mt. Eddy, ca. 4.0 miles west of Mt. Shasta City. 1829 Comment
  JEPS39223  Epilobium siskiyouense Geo. D. Butler 1908-8-5 46 Siskiyou summit above Cold Spring; Woolly Creek Comment
  HSC36752  Equisetum telmateia subsp. braunii Brent Whiteley 1975-6-23 42 Siskiyou 223 Comment
  CAS-BOT-BC204507  Eragrostis cilianensis Louis C. Wheeler 1934-10-24 3346 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  HSC27219  Eragrostis cilianensis J. P. Smith, J. O. Sawyer 1971-9-18 4792 Siskiyou Hwy. 3 between Callahan and Etna at the turnoff to the Proctor Ranch. Comment
  UCD21461  Eremogone congesta Ellen Dean; with Gary Nakamura and K. Mawdsley 2002-7-28 1200 Siskiyou Shasta Trinity National Forest; NW of Castle Crags, in Castle Crags Wilderness. Found west of I-5, near headwaters of the south fork of the Sacramento River. Along trail to Gray Rock Lake. 1819 Comment
  CAS-BOT-BC168846  Eremogone congesta var. congesta Milo S. Baker 1926-8-8 242 -26 Siskiyou Between Red Mt. and Granite Peak 2194 Comment
  CAS-BOT-BC286701  Ericameria bloomeri Alice Eastwood 1921-7-29 10971 Siskiyou Medicine Lake Comment
  CHSC71855  Ericameria bloomeri Vernon H. Oswald; Lowell Ahart 1998-9-8 9608 Siskiyou USFS 3 ca. 0.8 mi west of Julia Glover Flat, ca. 6 air mi west of Mosquito Lake and Whitehorse Flat Reservoir, ca. 2 air mi northwest of Indian Spring Mtn. Roadside. 1127 Comment
  HSC2325  Ericameria bloomeri Geo. D. Butler 1910-8-7 1823 Siskiyou Humbug Mtns. 1220 Comment
  JEPS74448  Ericameria bloomeri W. J. Ferlatte 1966-9-18 486 Siskiyou Big Flat Trinity Alps, Big Flat (near public camp) 1524 Comment
  HSC26990  Ericameria greenei J. P. Smith, J. O. Sawyer 1971-9-16 4767 Siskiyou Ridge S of Bingham Lake. 2134 Comment
  HSC5325  Ericameria nauseosa D. M. Thomson 1965-7-31 160 Siskiyou Lava Beds National Monument, 1 mi. S of dump on telephone line road Comment
  CAS-BOT-BC294298  Ericameria nauseosa var. speciosa Edward Lee 1934-8-14 1099 Siskiyou Little Grayback, Siskiyou-Del Norte County line 1868 Comment
  JEPS21404  Ericameria nauseosa var. speciosa Willis L. Jepson 1894-8-4 Siskiyou half-way from Sisson to timber-line, sw slope of Mt. Shasta Region of the Upper Sacramento, Mt. Shasta Comment
  SD76145  Ericameria nauseosa var. speciosa Helen V. Witham 1969-10-4 452 Siskiyou Black Butte Summit, 4I(c) miles south of Weed. 1000 Comment
  UCR198036  Ericameria pinifolia Daniel Sanchez-Mata 1997-9-18 s.n. Siskiyou Mount Shasta-McCloud close to Snowmans Hill 1488 Comment
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Jul 18 2018
  CAS-BOT-BC293493  Erigeron aliceae K. T. Stillman 1976-8-7 207 Siskiyou Marble Mountain Wilderness Area 1981 Comment
  OBI80253  Erigeron aliceae David J. Keil, Kathleen Keil 1990-7-28 s.n. Siskiyou Marble Mountains. Klamath National Forest. Rye Patch Creek Trail. 1700 Comment
  RSA261543  Erigeron aliceae J. M. Tucker 1974-7-28 4323 Siskiyou Haypress Meadows, Marble Mtn Wilderness Area 1463 Comment
  UC163908  Erigeron aliceae Geo. D. Butler 1910-7-8 1653 Siskiyou Shackleford Creek 1371 Comment
  UCD131603  Erigeron aliceae J. M. Tucker 1974-7-28 4323 Siskiyou Marble Mountain Wilderness Area, Haypress Meadows. 1463 Comment
  HSC61778  Erigeron aliceae Ruby Van Deventer Jul 1959 Siskiyou Poker Flat 1585 Comment
  UC637149  Erigeron aliceae Edward Lee 1934-8-15 1132 Siskiyou near summit of Happy Camp to Waldo (Oregon) road; Klamath National Forest, Indian Creek watershed 1584 Comment
  UC485174  Erigeron aphanactis var. aphanactis M. K. Curran 1887-7-1 Siskiyou Edgewood Comment
  HSC75497  Erigeron bloomeri var. bloomeri K. T. Stillman 1976-8-7 375 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  UC722448 Image available Erigeron bloomeri var. bloomeri C. L. Hitchcock and J. S. Martin 1939-7-9 5329 Siskiyou 1/2 mi se King's Castle; Marble Mts. 1828 Comment
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Oct 27 2011
  UCR40076  Erigeron bloomeri var. pubens K. T. Stillman 1976-8-7 179 Siskiyou Marble Mountain Wilderness Area [Elk Valley head], Scott Bar 15' Q. 1951 Comment
  CAS-BOT-BC509282  Erigeron cervinus Dana York 2012-7-20 3121 Siskiyou Rogue River--Siskiyou National Forest, Siskiyou Mountains, ca 2.4 km WSW of Cook and Green Pass, moist slope above Echo Lake 1710 Comment
  HSC46719  Erigeron compositus William J. Ferlatte 1974-7-15 1547 Siskiyou Dorleska summit, Grouse Ridge 200yd N of summit 2134 Comment
  HSC67541  Erigeron compositus J. P. Smith, J. O. Sawyer 1972-6-30 5646 Siskiyou Ridge W of Little Duck Lake. 2378 Comment
  HSC76670  Erigeron compositus K. T. Stillman 1976-7-22 286 Siskiyou Marble Mtn. Wilderness Area Comment
  CHSC93538  Erigeron divergens Lowell Ahart; John Dittes 2005-6-10 12080 Siskiyou South edge of irrigated pasture, about 80 yards northeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  SEINET516160  Erigeron elegantulus Vernon H. Oswald 1998-6-27 9239 Siskiyou Dry Lake on the south side of Rennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. 1402 Comment
  RSA238768  Erigeron foliosus var. confinis Frederick W. Oettinger 1968-8-22 591 Siskiyou Summit of English Peak. The High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area 2229 Comment
  RSA238776  Erigeron foliosus var. confinis Frederick W. Oettinger 1967-7-26 201 Siskiyou Along ridge approx. 20 yards north of where trail crosses the gap between Toms and Hancock Lake basins. The High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 2146 Comment
  OBI80360  Erigeron glacialis David J. Keil, Kathleen Keil 1990-7-28 s.n. Siskiyou Marble Mountains. Klamath National Forest. Rye Patch Creek Trail. 1700 Comment
  CAS-BOT-BC300859  Erigeron glacialis var. glacialis Edward Lee 1934-8-15 1132 Siskiyou Near summit of Happy Camp to Waldo (Oregon) road, Indian Creek watershed, Klamath National Forest 1584 Comment
  CAS-BOT-BC295398  Erigeron inornatus Edward Lee 1934-8-14 1113 Siskiyou Near summit of Little Grayback, Siskiyou-Del Norte County line 1828 Comment
  UCD131987  Erigeron inornatus Steve Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 mi. NW of McCloud, Shasta-Trinity National Forest, S of Mt. Shasta. 1767 Comment
  LA203588  Erigeron inornatus S. F. Blake; 1938-7-22 11326 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  OBI55539  Erigeron inornatus var. inornatus David J. Keil, Kathleen Keil 1992-7-24 23565 Siskiyou E of McCloud along hwy 89, 22.6 mi W of Shasta County line Comment
  UC179496  Erigeron inornatus var. inornatus A. A. Heller 1914-8-25 11717 Siskiyou along the railroad embankment near Deetz station (opposite Black Butte) 1158 Comment
  JEPS24008  Erigeron inornatus var. inornatus Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6869 Siskiyou on road to Callahan,about 3 mi below (n of) Scott Mt. road summit 1219 Comment
  JEPS25854  Erigeron inornatus var. inornatus Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7486 Siskiyou overlooking headwaters of S. Fork of Scott River, just below road summit Cecilleville-Callahan road 1880 Comment
  CAS-BOT-BC295364  Erigeron petrophilus R. C. Wenk 2005-7-15 215 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, going N along ridge towards Preacher's Peak 2133 Comment
  CAS-BOT-BC295816  Erigeron petrophilus var. viscidulus Louis C. Wheeler 1934-8-24 3219 Siskiyou Trapper Creek, Siskiyou Mts. 1859 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
  CDA5862  Erigeron philadelphicus L. Ahart, J. Dittes 2005-6-1 12082 Siskiyou About 90 yards east of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 cutoff, about 6 miles (air) east-southeast of Grenada. Comment
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Oct 5 2019
  UC1192213  Erigeron pumilus var. intermedius Herbert L. Mason 1948-7-18 13609 Siskiyou Grass Lake Comment
  RSA153440  Erigeron strigosus Francia Chisaki, Helen Sharsmith 1960-8-20 4739 Siskiyou On Wildcat Canyon Road ca. 4 miles west of Callahan 1067 Comment
  HSC36666  Eriodictyon californicum Brent Whitely 1975-6-24 48 Siskiyou 235 Comment
  SEINET3156061  Eriodictyon californicum G. D. Butler 1910-5-25 1405 Siskiyou near Yreka Comment
  SEINET5495491  Eriodictyon californicum G. Butler 1910-5-25 1405 Siskiyou Near Yreka Comment
  HSC43457  Eriogonum alpinum Jennifer Whipple 1976-8-20 1720 Siskiyou Wagon Creek drainage on E face of Mt. Eddy 2256 Comment
  LA88832  Eriogonum baileyi var. baileyi 1966-9-11 s.n. Siskiyou Comment
  CDA22485  Eriogonum compositum F. D. Horn 1977-5-12 Siskiyou Highway 263, Shasta River Canyon, Yreka. 0 Comment
  CAS-BOT-BC250065  Eriogonum compositum var. compositum Geo. D. Butler 1910-5-21 1378 Siskiyou Klamath hills Comment
  HSC68421  Eriogonum compositum var. compositum Maralyn A. Renner 1980-6-10 862 Siskiyou Ridge 1 mi. S of Greenhorn Rd. and 1 mi. E of Mill Creek 1341 Comment
  CAS-BOT-BC250069  Eriogonum compositum var. compositum G. P. Rixford No date on label s.n. Siskiyou South side of Shaft Rock Mt., Hilt Comment
  CAS-BOT-BC250072  Eriogonum compositum var. compositum Louise A. Boyd; Katherine Donahoe 1923-5-1 s.n. Siskiyou Near Yreka Comment
  CAS-BOT-BC250074  Eriogonum compositum var. compositum Geo. D. Butler 1909-5-14 720 Siskiyou Klamath River bluffs Comment
  CAS-BOT-BC124204  Eriogonum congdonii Joseph Whipple Congdon 1900-8-18 s.n. Siskiyou Mt. Eddy Trail Comment
  CAS-BOT-BC242530  Eriogonum congdonii Julie Kierstead Nelson; Rhonda Posey; Ross Olson 2007-8-1 2007 -028 Siskiyou The Eddys, west of Mt. Shasta. East of Toad Lake trailhead, terminus of Forest Service Rd. 40N64, headwaters of Middle Fork of upper Sacramento River 2051 Comment
  CAS-BOT-BC242533  Eriogonum congdonii Dorothy Parker 1948-8-19 222 Siskiyou Near Chinquapin, on Scott Mountain 1524 Comment
  CHSC67578  Eriogonum congdonii James D. Jokerst 1992-7-30 3430 Siskiyou Top of divide between Trinity River, summit of reddish mountains S of road crossing saddle. [no additional location data; W of Interstate 5? V. Oswald] Comment
  JEPS128834  Eriogonum congdonii Julie Kierstead Nelson with Rhonda Posey 2017-7-18 2017 -049 Siskiyou The Eddys; eastern Klamath Ranges; between Pacific Crest Trail and Parks Creek Road (County Road 17); just east of Trinity/Siskiyou divide. Comment
  CHSC99724  Eriogonum diclinum L. P. Janeway 2008-7-24 9479 A Siskiyou Klamath Ranges. Siskiyou Mountains; crest of the mountain 2.1 air km northeast of Condrey Mountain. 2115 Comment
  HSC32165  Eriogonum diclinum J. O. Sawyer 1970-7-5 2329 Siskiyou Ukanom Lake, E of Cuddiky Lakes, Plot 330 1738 Comment
  JEPS57002  Eriogonum elatum var. elatum Geo. D. Butler 1908-8-6 202 Siskiyou trail beyond Whiskey Camp (Independence Creek); Marble Mt. Reg., Independence Creek Comment
  CHSC98891  Eriogonum marifolium L. P. Janeway; B. Castro 2007-7-29 9143 Siskiyou High Cascade Range. Medicine Lake Highlands; Pumice Stone Mountain, very steep north-facing slope near the top of the northwest-trending shoulder. 2054 Comment
  CAS-BOT-BC267389  Eriogonum marifolium var. marifolium H. K. Wagnon 1957-8-11 1696 Siskiyou East slope of Mt. Shasta along Brewer Cr. 6 mi. West of Military Pass Rd. Comment
  CAS-BOT-BC261621  Eriogonum nudum var. nudum Alice Eastwood 1912-7-17 1194 Siskiyou Sisson Comment
  JEPS95655  Eriogonum nudum var. nudum Vernon H. Oswald and L. Ahart 1999-7-5 9824 Siskiyou Hwy. 3 on Scott Mtn. 5.9 mi southeast of Gazelle-Callahan Hwy., 0.6 mi northwest of the highway summit: T40N R7W Sect. 32, 5150 ft, mixed coniferous forest 1569 Comment
  SEINET7064409  Eriogonum nudum var. nudum A. G. Vestal 1955-5-17 s.n. Siskiyou Shasta Valley 2.1 miles north of Yreka. (NAD83/WGS84). UTM Zone 10, 531857mE, 4623863mN. Comment
  HSC19486  Eriogonum nudum var. nudum J. O. Sawyer 1969-7-24 1502 Siskiyou Steep slopes of Sugar Creek drainage 1890 Comment
  RSA237755  Eriogonum nudum var. nudum Frederick W. Oettinger 1968-8-16 532 Siskiyou Summit of Red Hill, north of Hancock Lake. Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2088 Comment
  POM105615  Eriogonum nudum var. oblongifolium Geo. D. Butler 1910-7-3 1628 Siskiyou Goosenest foothills. 1220 Comment
  CAS-BOT-BC272480  Eriogonum nudum var. pubiflorum Paul C. Hutchison 1962-8-3 945 Siskiyou Just east of Paint Pot Crater between Grasshopper Flat and Little Medicine Lake 1783 Comment
  CAS-BOT-BC272483  Eriogonum nudum var. pubiflorum L. R. Abrams 1922-8-6 9896 Siskiyou Klamath River 6 mi below Hornbrook Comment
  CAS-BOT-BC272496  Eriogonum nudum var. pubiflorum Geo. B. Grant 1902-9-10 s.n. Siskiyou Sisson Comment
  HSC67836  Eriogonum nudum var. pubiflorum J. O. Sawyer, J. Cole 1980-7-22 3921 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  POM316725  Eriogonum nudum var. pubiflorum Patricia Wilder 1965-9-29 4195 Siskiyou Lava Beds National Monument; on path leading to top of Schonchin Butte. Tule Lake drainage area. 1494 Comment
  UCD100723  Eriogonum nudum var. pubiflorum J. M. Tucker 1950-7-25 1953 Siskiyou beside Cold Creek at the Military Road crossing, about 6 miles northwest of Pilgrim Creek Experiment Station, east side of Mt. Shasta. Comment
  HSC17317  Eriogonum nudum var. pubiflorum R. C. Wunner 1965-6-15 201 Siskiyou Lava Beds N.M., E side Caldwell Butte 1463 Comment
  SD51282  Eriogonum nudum var. pubiflorum Darley F. Howe 1961-8-3 Siskiyou 20.3 miles east of Happy Camp on #96 548 Comment
  SDSU6799  Eriogonum nudum var. pubiflorum D. F. Howe 1969-8-31 4673 Siskiyou 4.2 miles south of Yreka, on #5. 823 Comment
  SBBG21294  Eriogonum pyrolifolium D. Myrick 1964-7-25 959 Siskiyou above Ski Bowl Lodge, Mt Shasta 2407 Comment
  UC572791  Eriogonum pyrolifolium W. Bridge Cooke 1937-7-28 9159 Siskiyou Mt. Shasta 2590 Comment
  CAS-BOT-BC252958  Eriogonum pyrolifolium var. pyrolifolium C. G. Pringle 1881-8-24 s.n. Siskiyou Mount Shasta 2438 Comment
  UC637180  Eriogonum roseum Edward Lee 1934-8-11 1040 Siskiyou e mouth of Walker Creek (a tributary of the Klamath River) (e end of Seiad Valley); Seiad Valley 441 Comment
  POM256463  Eriogonum roseum Edward Lee 1934-8-11 1040 Siskiyou East of the mouth of Walker Creek, a tributary of the Klamath River (east end of Seiad Valley) 442 Comment
  NY323541  Eriogonum siskiyouense E. L. Greene 1876-8-22 1002 Siskiyou On Scott Mountain 2743.2 Comment
  RSA790071  Eriogonum siskiyouense Rebecca Wenk 2006-7-24 533 Siskiyou Scott Mountains, border between Trinity and Siskiyou Counties. 1700 Comment
  SEINET10623960 Image available Eriogonum strictum subsp. proliferum Edward L. Greene 1876-7-7 Greene 918 Siskiyou Collected near Yreka. Siskiyou County, California. Comment
  HSC24659  Eriogonum strictum var. anserinum R. C. Wunner 1965-6-7 125 Siskiyou Lava Beds National Monument, near Dragon Head Cave 1364 Comment
  JEPS93922  Eriogonum strictum var. proliferum Vernon H. Oswald and Lowell Ahart 1998-8-3 9407 Siskiyou 11.5 mi w of Gazelle ((USFS 41N03) 0.2 mi e of its junction with Gazelle-Callahan Road); USFS 41N03 1524 Comment
  UC727196  Eriogonum strictum var. proliferum A. A. Heller 1918-7-16 13028 Siskiyou Mt. Eddy 2682 Comment
  JEPS40862  Eriogonum umbellatum var. dumosum Paul C. Hutchison 1962-8-3 944 Siskiyou just east, between Grasshopper Flat and Little Medicine Lake Paint Pot Crater 1783 Comment
  CAS-BOT-BC268141  Eriogonum umbellatum var. goodmanii James L. Reveal; Darin S. Reveal 1978-8-9 4811 Siskiyou Along the dirt road from near Happy Camp to Baldy Mountain Lookout (USFS # 17N11), 0.5 mile south of the junction of 17N23, near the head of Doolittle Creek 1280 Comment
  SEINET10919210 Image available Eriogonum umbellatum var. lautum James L. Reveal 2001-7-19 Reveal 8348 Siskiyou Scott Valley, along South Kidder Creek Road 0.5 miles west-southwest of California Highway 3, about 6.1 air miles southwest of Fort Jones and 5.7 air miles north of Etna, on gravelly soil in open grasslands. T.43N, R9W, sec. 30 NE1/4 of the NE1/4. 869 Comment
  UC722839  Eriogonum umbellatum var. modocense C. L. Hitchcock, J. S. Martin 1939-7-9 5312 Siskiyou between King's Castle and Black Mt. (w side of ridge) 1828 Comment
  HSC66398  Eriogonum umbellatum var. polyanthum Maralyn A. Renner 1980-8-21 2603 Siskiyou SW of trail from Leroy Mine to Sunrise Basin near ridge 2287 Comment
  CHSC88553  Eriogonum ursinum var. erubescens James L. Reveal; Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest. 1700 Comment
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Sep 19 2011
  NY803664  Eriogonum ursinum var. erubescens J. L. Reveal 2002-8-5 8371 Siskiyou Scott Bar Mountains, N and W slope and ridge of Deadwood Baldy Peak, Klamath National Forest. 1675 Comment
  RSA0005173  Eriogonum ursinum var. erubescens Jon P. Rebman, Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest, 1675 Comment
  UC1413437  Eriogonum vimineum James L. Reveal, Caroline G. Reveal 1974-8-17 3797 Siskiyou about 12 mi sw Gazelle (along the Callahan-Gazelle road, about 16 mi ne of Callahan) 1219 Comment
  CAS-BOT-BC262377  Eriogonum vimineum W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox Mountains 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
  RSA65968  Eriogonum vimineum F. W. Peirson 1923-7-19 3708 Siskiyou Camp on Whitney Creek, Mt. Shasta Comment
  SEINET5711481  Eriophyllum ambiguum Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7701 Siskiyou Scott Mts. Collected along road 17, 11.8 mi. SW from the intersection of I-15 and Stewart Spring Rd.; Scott Mountains 1955 Comment
  CHSC86658  Eriophyllum lanatum Jenny Marr 1993-7-1 41 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  RSA105497  Eriophyllum lanatum Douglas Barbe 1955-7-26 264 Siskiyou NW slope of Scott Mt. 1829 Comment
  CAS-BOT-BC301116  Eriophyllum lanatum var. achilleoides Alice Eastwood 1921-7-24 10758 Siskiyou Castle Lake Comment
  CAS-BOT-BC301142  Eriophyllum lanatum var. achilleoides Alice Eastwood 1923-5-23 11934 Siskiyou Cantara Comment
  UCD77681  Eriophyllum lanatum var. achilleoides Robert E. Preston 2002-7-14 1938 Siskiyou Klamath National Forest, N slope of Rainbow Mountain 1877 Comment
  CAS-BOT-BC308278  Eriophyllum lanatum var. integrifolium Roxana S. Ferris; Laura Lorraine 1948-6-12 11860 Siskiyou 2.4 miles below summit of Gazelle Mt. grade, east side 1417 Comment
  HSC98326  Eriophyllum lanatum var. lanceolatum G. L. Clifton, Griswold 1979-6-28 6118 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  CAS-BOT-BC301714  Eriophyllum lanatum var. lanceolatum Doris K. Kildale 1929-7-20 8711 Siskiyou Trail from Elk Lick to Raspberry Lake, upper South Fork of Indian Creek 1828 Comment
  SEINET8687384 Image available Eriophyllum lanatum var. lanceolatum G. D. Butler 1910-6-23 1602 Siskiyou Yreka Creek Comment
  UC375422  Erodium cicutarium Geo. D. Butler 1908-6-24 1032 Siskiyou Yreka Comment
  HSC41085  Erodium cicutarium J. O. Sawyer 1970-3-4 2071 Siskiyou N of Idlewild Campground. 762 Comment
  HSC68013  Erodium cicutarium J. P. Smith 1973-5-5 6560 Siskiyou Scott Bar along the Scott River Comment
  CAS-BOT-BC54579  Erysimum capitatum Doris K. Kildale 1929-7-20 8584 Siskiyou East spur Preston Peak above Rockefeller Lake. 2133 Comment
  CAS-BOT-BC54585  Erysimum capitatum R. E. Frenkel 1965-6-14 942 Siskiyou On Everitt Memorial Highway, 2.7 miles north of McCloud River RR crossing near Mount Shasta. 1508 Comment
  RSA211443  Erysimum capitatum var. perenne William J. Ferlatte 1966-7-6 184 Siskiyou Caribou Mtn. Trinity Alps. 2470 Comment
  CAS-BOT-BC55120  Erysimum perenne H. E. Brown 1897-7-1 415 Siskiyou North side Mount Shasta. 2743 Comment
  HSC19557  Erysimum perenne J. O. Sawyer 1969-6-2 1006 Siskiyou Summit above Albert Lake 2256 Comment
  SEINET14374345  Erythranthe primuloides G. D. Butler 1910-7-13 1770 Siskiyou Shackleford Creek. 1219 Comment
  UC164327  Erythronium citrinum Geo. D. Butler 1909-4-24 661 Siskiyou Quartz Valley Comment
  CAS-BOT-BC505230  Erythronium grandiflorum Lillian Mott 1976-7-4 29 LM76 Siskiyou Lily Pad Lake west of Cook and Green Pass 2011 Comment
  JEPS50833  Erythronium grandiflorum Theodore Niehaus 1967-7-3 769 Siskiyou Sky High Lakes Marble Mt. Wilderness Area Comment
  HSC58943  Erythronium grandiflorum subsp. grandiflorum Marvin Butler 1971-7-6 28 Siskiyou Near El Capitan 1524 Comment
  RSA184803  Erythronium grandiflorum subsp. grandiflorum Gilbert Muth 1966-7-8 350 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  CAS-BOT-BC133300  Erythronium hendersonii Elmer I. Applegate 1932-4-16 7063 Siskiyou Klamath River between Hamburg and Seiad Valley Comment
  CAS-BOT-BC133303  Erythronium klamathense W. R. Dudley 1893-6-19 s.n. Siskiyou Castle Lake, near Mt. Shasta Comment
  UC165317  Eschscholzia californica Geo. D. Butler 1910-5-7 1301 Siskiyou Yreka Comment
  RSA144848  Eschscholzia californica subsp. californica W. R. Ernst 1958-8-11 301 Siskiyou Town of Mt. Shasta, between Highway 99 and railroad station Comment
  SD126059  Eucephalus breweri Steve Morgan 1987-7-28 Siskiyou Shasta-Trinity National Forest. McGinnis Springs, 5 miles north of McCloud, south of Mt. Shasta Comment
  JEPS22070  Eucephalus glabratus Rimo Bacigalupi 1958-9-3 6892 Siskiyou upper edges of Poker Flat, very close to the ne portion of Del Norte Co. Siskiyou Mountains, Poker Flat 1536 Comment
  HSC22123  Eucephalus ledophyllus var. ledophyllus J. O. Sawyer 1969-8-1 1637 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC69202  Eucephalus ledophyllus var. ledophyllus Maralyn A. Renner 1980-9-1 2686 Siskiyou Bear Mtn. 1936 Comment
  RSA530007  Eucephalus tomentellus D. W. Taylor, Glenn L. Clifton 1987-8-5 9224 Siskiyou Forest Road 36N06 at crossing of Tate Creek, headwaters McCloud River drainage 1485 Comment
  HSC61117  Euchiton gymnocephalus Ruby Van Deventer Siskiyou F.S. Rd. 17N04; Doe Flat Comment
  HSC42938  Euonymus occidentalis J. O. Sawyer, Ken Stillman 1976-7-1 2772 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  HSC44602  Euonymus occidentalis Laura Witherspoon 1977-7-12 Siskiyou On the periphery of Flint Valley 1341 Comment
  UC163694  Euonymus occidentalis var. occidentalis Geo. D. Butler 1908-8-22 407 Siskiyou Russian Creek, Eldredge's Corral 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
  RSA498946  Euphorbia crenulata L. C. Wheeler 1934-6-4 2634 Siskiyou Hamburg Gulch off Horse Creek. 610 Comment
  UC1736078  Euphorbia esula Dean W. Taylor 1999-8-12 17298 Siskiyou Mill Creek, Quartz Valley about 1 mile SSW Mugginsville, along Mill Creek logging road 0.5 miles up from bridge crossing 972 Comment
  UCSB37071  Euphorbia virgata Clark, Dell 1970-6-23 Siskiyou 2 1/2 miles northwest of Dorris, on east side of Mathews Rd., 1 1/2 miles north of Picards Rd. Comment
  CAS-BOT-BC310636  Eurybia radulina A. A. Heller 1915-8-24 12206 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  JEPS24815  Eurybia radulina Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6828 Siskiyou just below and n of Scott Mountain 1615 Comment
  RSA47658  Festuca idahoensis Roxana S. Ferris, Laura Lorraine 11797 Siskiyou Scott Mountain Road south of Callahan Comment
  UCD66184  Festuca occidentalis Geo. D. Butler 1910-6-5 1481 Siskiyou Shackleford Creek. Comment
  UCD66265  Festuca roemeri R. Tofsrud 1949-8-3 Siskiyou Soap Creek Ridge, between Yreka and Fort Jones. 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
  UCD77728  Fragaria virginiana Robert E. Preston 2002-6-21 1865 Siskiyou Klamath National Forest, Rainbow Mountain, S slope, N of Trout Creek 1644 Comment
  UCD113261  Fragaria virginiana Wm. E. Moon 1958-5-29 s.n. Siskiyou Vernal pond, State Hwy. 97, southwest of Hebron Summit. Comment
  CAS-BOT-BC447517  Fragaria virginiana var. platypetala Wm. Bridge Cooke 1939-6-23 13542 Siskiyou Frequent around moist places at the lower end of the upper Wagon Camp meadow 1737 Comment
  CAS-BOT-BC53417  Frangula californica subsp. occidentalis Doris K. Kildale 1929-8-24 8812 Siskiyou Preston Peak 2225 Comment
  CAS-BOT-BC60010  Frangula purshiana Wm. F. Herrin 1920-1-1 s.n. Siskiyou Shasta Springs. Comment
  CAS-BOT-BC60018  Frangula purshiana W. R. Dudley 1893-6-20 s.n. Siskiyou Tree by bridge over Sacramento River on trail to Castle Lake. Comment
  HSC101837  Frangula rubra subsp. obtusissima J. P. Smith, J. O. Sawyer, R. J. Cole 2011-5-22 13169 Siskiyou Klamath National Forest, East Fork Campground. 735 Comment
  HSC16194  Fraxinus latifolia L. C. Wheeler 1934-9-15 3262 Siskiyou Siskiyou Mtns., Walker, Klamath River 518 Comment
  CAS-BOT-BC502837  Fritillaria atropurpurea Milo S. Baker 1933-4-22 7425 Siskiyou Pacific Highway between Shasta and Shasta Springs Comment
  UC909365  Fritillaria pudica Ira L. Wiggins 1950-5-28 12391 Siskiyou 0.3 mi w of Carmen Lake 1706 Comment
  JEPS55701  Fritillaria pudica D. Parker 1967-3-26 Siskiyou e. side of Scott Valley ca. halfway between Etna and Fort Jones; Scott Valley 914 Comment
  UC1181806  Fritillaria pudica Dorothy Parker 1950-3-14 Siskiyou Siskiyou Mountains, e side of Scott Valley Scott Valley; Siskiyou Mountains, Scott Valley 853 Comment
  JEPS61952  Fritillaria recurva L. S. Smith 1917-5-10 Siskiyou near Sisson (Shasta National Forest); Shasta National Forest Comment
  RSA367751  Fritillaria recurva J. P. Smith 1973-5-5 6471 Siskiyou Along Cook and Green Pass road. Comment
  CHSC91392  Galium aparine Lowell Ahart; John Dittes 2005-6-10 12091 Siskiyou Rocky hill, north of the rock fence, about 200 yards east 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
  HSC68347  Galium aparine J. P. Smith 1973-5-5 6382 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC68498  Galium aparine Maralyn A. Renner 1980-6-22 896 Siskiyou Slopes N of Little Shasta River 1372 Comment
  HSC68323  Galium aparine J. P. Smith, Steve Selva 1970-6-14 3859 Siskiyou Comment
  CHSC30250  Galium bifolium M. S. Taylor 1980-7-8 3107 Siskiyou On trail, E side of Caslt Lake to Little Castle Lake. 1767 Comment
  UC1409415  Galium bifolium Frederick W. Oettinger 1969-7-9 937 Siskiyou meadow nw Upper English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1798 Comment
  CHSC71603  Galium bolanderi Vernon Oswald; Lowell Ahart 1998-8-3 9412 Siskiyou Kangaroo Lake Rd. (USFS 41N08) 3.5 mi southeast of Gazelle-Callahan Rd. 1493 Comment
  UC144572  Galium bolanderi A. A. Heller 1905-6-15 8034 Siskiyou near Sisson Comment
  RSA67150  Galium bolanderi Louis C. Wheeler 1934-8-30 3228 Siskiyou Trapper Creek. Siskiyou Mts. 1585 Comment
  JEPS124616 Image available Galium boreale B. Corwin 1964-7-1 1127 Siskiyou On west side of rte 89, 12.2 miles south of Fowler Public Camp turnoff. Comment
  UCD121742  Galium californicum Daryl Koutnik; Martha Townsend 1979-9-10 s.n. Siskiyou Southwest of Etna, near Etna Bridge. 1066 Comment
  HSC77341  Galium glabrescens subsp. glabrescens L. P. Janeway 1983-8-7 517 Siskiyou Near end of Rd. 17N32 (the S Fork Indian Cr. Rd.), 19 mi. from the Indian Creek Rd. 1555 Comment
  SBBG18787  Galium glabrescens subsp. glabrescens C. B. Hardham 1961-6-30 8012 Siskiyou White Mtn Comment
  POM253613  Galium glabrescens subsp. glabrescens C. Leo Hitchcock, J. S. Martin 1939-7-6 5228 Siskiyou Peak above and N of Divide of Siskiyou Mts, Takilma Happy Camp road. 1829 Comment
  UCSB17111  Galium glabrescens subsp. glabrescens Hardham, Clare 1961-6-30 Siskiyou White Moutnain, Siskiyou Mountains Comment
  CAS-BOT-BC223192  Galium serpenticum subsp. scotticum Alice Eastwood; John Thomas Howell 1937-6-25 5021 Siskiyou Scott Mts. s. of Callahan Comment
  JEPS100202  Galium serpenticum subsp. scotticum Dean W. Taylor 2002-6-10 18122 Siskiyou Scott Mountain, Forest Road 40N08 0.25 miles E of the junction with Highway 3 (3 miles NE from Scott Mountain summit) 1341 Comment
  HSC19067  Galium triflorum J. O. Sawyer 1969-8-4 1891 Siskiyou Above S Sugar Lake 2043 Comment
  JEPS80604  Galium triflorum Gilbert Muth 1966-7-29 461 Siskiyou by waterfall Marble Mt. Wilderness Area, Marble Valley 1798 Comment
  HSC19179  Garrya buxifolia J. O. Sawyer 1968-9-11 698 Siskiyou Slopes above Twin Valley 1463 Comment
  CAS-BOT-BC182245  Garrya fremontii C. B. Wolf 1931-9-2 s.n. Siskiyou 4 miles above junction of McCloud Road with the Pacific Highway 1188 Comment
  CAS-BOT-BC182247  Garrya fremontii J. H. Thomas 1954-5-14 4186 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Along north side of river. 1219 Comment
  CAS-BOT-BC182249  Garrya fremontii Dorothy Parker 1948-2-27 215 Siskiyou South slope, in Plowman's Valley 1219 Comment
  CAS-BOT-BC182271  Garrya fremontii Alice Eastwood 1921-7-24 10712 Siskiyou Castle Lake Comment
  HSC31327  Garrya fremontii K. L. Chambers 1967-6-22 2848 Siskiyou About 500 ft. above and E of the freeway (Hwy. 5 ) at the Hilts exit, Siskiyou Pass 1098 Comment
  HSC8398  Garrya fremontii C. B. Wolf 1927-8-26 1045 Siskiyou Along Klamath River, 4 mi. N of Gottville Comment
  JEPS95666  Garrya fremontii Vernon H. Oswald and L. Ahart 1999-7-5 9802 Siskiyou Gazelle-Callahan Hwy. 11.1 mi west of Gazelle, 0.4 mi east of summit of Gazelle Mtn.: T42N R7W Sect. 34, 3800 ft, oak woodland. Shrub at the base of a roadcut through decomposed mudstone. 1158 Comment
  RSA300516  Garrya fremontii John Dourley, Walter Wisura 1982-10-17 3879 Siskiyou Mill Creek Ridge, ca. 18 mi N of Happy Camp, along old road up Indian Creek. 1524 Comment
  SEINET5765236  Garrya fremontii G. D. Butler 1910-3-12 1125 Siskiyou Hill near Yreka 1067 Comment
  CAS-BOT-BC282596  Gastridium phleoides L. E. Smith 1915-5-1 s.n. Siskiyou Dunsmuir Comment
  CAS-BOT-BC56289  Gaultheria ovatifolia W. R. Dudley 1899-7-6 s.n. Siskiyou Bartlett trail to Prestons Peak 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
  CAS-BOT-BC478506  Gayophytum C. G. Pringle 1881-8-17 s.n. Siskiyou Mount Shasta 2438 Comment
  HSC61497  Gayophytum diffusum subsp. parviflorum Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  RSA237860  Gayophytum diffusum subsp. parviflorum Frederick W. Oettinger 1969-8-14 1380 Siskiyou Campsite, English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area 1738 Comment
  CHSC1133  Gayophytum heterozygum V. Holt 1932-7-15 Siskiyou S.S. Campus, Mt. Shasta City. 1097 Comment
  UC1112874  Gayophytum heterozygum Wagnon 1957-8-11 1700 Siskiyou e slope of mt. ca 1 mi w Military Pass Rd. (along Rd. to Brewer's Cr.); Mt. Shasta Comment
  JEPS51257  Gentiana newberryi Wayne Roderick 1967-9-3 Siskiyou in region just s South China Mountain (Cabin Meadow near Cabin Meadow Lakes); Cabin Meadow 2133 Comment
  UC1408882  Gentiana plurisetosa Frederick W. Oettinger 1968-8-3 373 Siskiyou wet boreal meadow at Base Camp (midslope between Diamond Lake and Hancock Lake); Salmon Mountains,Marble Mountain Wilderness Area 2011 Comment
  POM76338  Gentiana plurisetosa Geo. D. Butler 1910-7-9 1709 Siskiyou Shackleford Creek. 1220 Comment
  CHSC78517  Gentianella amarella subsp. acuta Vernon H. Oswald 2000-8-28 9955 Siskiyou East border of Kangaroo Lake. 1853 Comment
  UC1584287  Gentianella amarella subsp. acuta J. Kierstead, R. Bittman, and M. Myers 1989-8-11 89 -69 Siskiyou Gumboot Creek crossing Shasta-Trinity National Forest, Mt. Shasta Ranger District (s side of FS Rd 26) 1767 Comment
  HSC30508  Geum macrophyllum Frederick W. Oettinger 1969-8-9 1316 Siskiyou Near Young's Cabin, Salmon Mts. 1357 Comment
  POM91452  Geum macrophyllum Geo. D. Butler 1910-6-19 1592 Siskiyou Goosenest Foothills. 1524 Comment
  CAS-BOT-BC143594  Geum triflorum Elmer I. Applegate 1935-6-8 9431 Siskiyou Bear Paw Cave, Lava Beds National Monument Comment
  RSA237958  Gilia capitata Frederick W. Oettinger 1968-8-16 545 Siskiyou Below Red Hill summit north of Hancock Lake. Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  HSC45795  Gilia capitata subsp. capitata J. P. Smith 1976-5-4 8659 Siskiyou Hwy. 96, 3.7 mi. W of Klamath National Forest boundary 610 Comment
  HSC44649  Githopsis specularioides J. P. Smith 1973-5-5 6534 Siskiyou Scott Bar along the Scott River Comment
  UC163072  Glyceria elata Copeland 1903-9-8 3795 Siskiyou Mt. Eddy Comment
  UCD66846  Glyceria elata P. B. Kennedy 1923-7-29 Siskiyou Sisson. Comment
  UCD85108  Glyceria elata AHM 1955-7-29 55 T Siskiyou Klamath National Forest. Marble Mountains. Clear Lake. 1798 Comment
  CDA28233  Glyceria elata T. C. Fuller 1975-10-23 20114 Siskiyou North side of Klamath River Hwy, Hwy 96, 1 mile west of Happy Camp. 0 Comment
  HSC19399  Goodyera oblongifolia J. O. Sawyer 1968-7-10 458 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  RSA381794  Goodyera oblongifolia M. B. Dunkle 1944-8-25 9172 Siskiyou Siskiyou National Forest, Hungry Creek Comment
  CAS-BOT-BC314629  Grindelia hirsutula L. E. Smith 1913-8-13 514 Siskiyou Montague Comment
  CAS-BOT-BC314632  Grindelia hirsutula Geo. D. Butler 1908-9-25 499 Siskiyou Near Montague Comment
  SD204926  Gymnosteris parvula R. F. Thorne 1969-8-2 63392 Siskiyou Klamath Ranges region: Klamath National Forest, Salmon Mountains; Marble Mountain Wilderness, along trail to English Peak. 1159 Comment
  CAS-BOT-BC388471  Gypsophila paniculata T. C. Fuller 1963-8-27 11160 Siskiyou N. limits of Macdoel Comment
  SEINET10969142  Hackelia bella Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-2 Conrad 6984 Siskiyou Yellow pine, libocedrus, douglas fir, western hemlock forest, 17.4 mi ne of Cecilville store, on road to callahan. 2073 Comment
  UCD77746  Hackelia californica Robert E. Preston 2001-6-23 1600 a Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W nw 1/4 of nw 1/4 Section 23 2011 Comment
  RSA12592  Hackelia californica C. B. Wolf 1934-7-6 5994 Siskiyou 4 miles from Mt. Shasta City on Wagon Camp Road. SW slope of Mt. Shasta. 1220 Comment
  UC1063908  Hackelia cusickii M. H. Mitchell 1936-5-21 Siskiyou s of road to Devils Gate Lava Beds National Monument; Modoc National Forest 1310 Comment
  JEPS27124  Hackelia micrantha Lauramay T. Dempster 1961-7-1 1824 Siskiyou along ridge from Condry Peak to White Mountain Comment
  UC163856  Hackelia micrantha Geo. D. Butler 1908-8-6 13 Siskiyou Whiskey Camp Independence Creek Comment
  RSA183748  Hackelia micrantha Gilbert Muth 1965-8-17 309 Siskiyou Marble Valley, Marbles Mts. Comment
  UC1222246  Hackelia setosa Joseph P. Tracy 1951-6-16 19470 Siskiyou near Oregon-California State Line (on the Takilma-Happy Camp Road); Takilma-Happy Camp Road Comment
  HSC58940  Hastingsia alba Marvin Butler 1971-7-8 21 Siskiyou Near Bell Echo Camp 1433 Comment
  SJSU6536  Hastingsia alba R. W. Trivelpiece 1973-6-28 159 Siskiyou Big Duck Lake, Scott River drainage c. 7.5 mi W of Callahan 2042 Comment
  UC119828  Hastingsia alba J. W. Congdon Aug 1900 Siskiyou Sisson , Sisson (Mt. Shasta) Comment
  UC30106  Hastingsia alba Harley P. Chandler June 1901 1616 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  CAS-BOT-BC504606  Hastingsia alba L. E. Smith 1913-6-29 s.n. Siskiyou Rainbow Comment
  POM169177  Hastingsia alba E. B. Copeland 1903-9-7 3877 Siskiyou Mount Eddy 1829 Comment
  RSA299411  Hastingsia alba W. L. Jepson 1914-8-13 5789 Siskiyou Sisson. 1098 Comment
  RSA760957  Hastingsia alba Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63389 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1890 Comment
  CAS-BOT-BC302449  Hazardia whitneyi var. discoidea Gilbert J. Muth 1969-8-10 1344 Siskiyou Red Mountain Ridge Comment
  UC892017  Hazardia whitneyi var. discoidea Louis C. Wheeler 1934-8-5 3045 Siskiyou Condrey Mt., Mt. Diablo Mer Siskiyou Mts., Condrey Mt. 2164 Comment
  UCD132645  Hazardia whitneyi var. discoidea Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou east side of Marble Mountain, Marble Mountains. 1941 Comment
  CAS-BOT-BC306747  Helenium bigelovii John Thomas Howell 1937-7-23 13344 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC309577  Helenium puberulum Carl B. Wolf 1927-8-26 1098 Siskiyou On the Klamath River, 14 mi. above Happy Camp Comment
  POM55352  Helianthella californica var. shastensis H. M. Hall, E. B. Babcock 1903-06 4056 Siskiyou Near Sisson; Mt. Shasta. 1067 Comment
  CAS-BOT-BC305573  Helianthus bolanderi A. A. Heller 1916-9-1 12640 Siskiyou Near Yreka Comment
  UC897635  Helianthus bolanderi A. A. Heller 1916-9-1 12640 Siskiyou near Yreka Comment
  CAS-BOT-BC305570  Helianthus bolanderi Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Rogers Creek, Somes Bar Comment
  CAS-BOT-BC313445  Hemizonella minima C. L. Hitchcock; J. S. Martin 1939-7-9 5325 Siskiyou 1/2 mile southeast of King's Castle, Marble Mts. 1828 Comment
  CAS-BOT-BC313463  Hemizonella minima A. A. Heller 1905-6-13 8016 Siskiyou Near Mott Comment
  JEPS88983  Hemizonella minima Steve Morrell 1994-6-30 Siskiyou on Rd. 43N03 1/4 mi w Military Pass Road (43N19) (0.4 mi s of Hwy 97); Shasta-Trinity National Forests 1341 Comment
  JEPS90416  Hemizonella minima Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-6-7 9019 Siskiyou Saddle Hills Upper Modoc Plateau (s end) 1645 Comment
  CAS-BOT-BC313449  Hemizonella minima Wm. Bridge Cooke 1940-6-4 15006 Siskiyou Old Bolam Road, Mount Shasta 1219 Comment
  CAS-BOT-BC313460  Hemizonella minima L. E. Smith 1913-7-12 460 Siskiyou Igerna Comment
  CHSC91337  Hesperochiron californicus Lowell Ahart; John Dittes 2005-6-10 12105 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  UCD110544  Hesperolinon micranthum Herbert L. Mason 1950-7-1 14046 Siskiyou Scott Mountain grade on road from Callahan to summit of mountain. Comment
  HSC18658  Heteromeles arbutifolia C. B. Wolf 1927-8-27 1151 Siskiyou On Klamath River, 6 mi. above the mouth of Salmon River Comment
  CAS-BOT-BC311092  Heterotheca oregona var. rudis Louis C. Wheeler 1934-9-15 3265 Siskiyou Klamath National Forest. Walker 518 Comment
  CAS-BOT-BC312294  Heterotheca villosa var. minor John Thomas Howell 1939-8-4 15049 Siskiyou Marble Rim, Marble Mountains 1889 Comment
  CAS-BOT-BC420702  Heuchera merriamii Ira L. Wiggins 1955-7-29 13581 Siskiyou Summit of ridge above Thompson Creek, trail to Caribou Lake 1999 Comment
  HSC20  Heuchera merriamii William J. Ferlatte 1966-6-22 82 Siskiyou Josephine Lake Basin 1677 Comment
  HSC36428  Heuchera merriamii J. O. Sawyer 1969-7-9 1253 Siskiyou W facing slope above Bingham Lake 2317 Comment
  JEPS101162  Heuchera merriamii Dean W. Taylor 1996-6-19 15707 Siskiyou Lime Gulch; bordering Shasta Valley (about 15 miles south of Yreka) 1188 Comment
  JEPS54950  Heuchera merriamii Wayne Roderick and Dorothy Parker 1966-7-26 Siskiyou at edge of Kangaroo Lake (n side of Scott Mts); Scott Mountains, Kangaroo Lake 1844 Comment
  CAS-BOT-BC420737  Heuchera merriamii W. R. Dudley 1901-8-23 s.n. Siskiyou Rocky peak of Foxtail Ridge Salmon Mts. Comment
  RSA0063195  Heuchera merriamii G. D. Barbe 1955-8-5 367 Siskiyou Growing along the trail to Caribou Lake. Salmon Mtns. 2409 Comment
  RSA0063198  Heuchera merriamii Louis C. Wheeler 1934-8-9 3079 Siskiyou Head of Jaynes Canyon. Siskiyou Mtns. 1921 Comment
  RSA0076250  Heuchera merriamii M. B. Dunkle 1945-7-19 9224 Siskiyou Klamath National Forest; Marble Mts. Comment
  SJSU6495  Heuchera micrantha R. W. Trivelpiece 1972-6-14 111 Siskiyou Vann Cr near Bear Peak c. 15 mi SW of Happy Camp 1371 Comment
  SEINET12215277  Heuchera micrantha M. Ownbey, Meyer, F. G. 1940-1 2175 Siskiyou Siskiyou Mts., NW of Hornbrook Comment
  RSA0063112  Heuchera micrantha var. micrantha Marion Ownbey, Fred G. Meyer 1940-7-4 2175 Siskiyou Siskiyou Mts. Northwest of Hornbrook. Comment
  CAS-BOT-BC319700  Hieracium albiflorum John Thomas Howell 1939-8-6 15102 Siskiyou Elk Mt., Marble Mts. Comment
  RSA12623  Hieracium albiflorum C. B. Wolf 1934-7-5 5962 Siskiyou 3 6/10 mi. from Dry Lake Lookout on rd. to Horse Creek, Siskiyou Mts. 1982 Comment
  UCD77772  Hieracium albiflorum Robert E. Preston 2001-7-20 1686 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, 1712 Comment
  RSA237433  Hieracium albiflorum Frederick W. Oettinger, R. F. Thorne 1969-8-6 1258 Siskiyou Tobacco Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC318547  Hieracium greenei Alice Eastwood 1912-8-30 2035 Siskiyou Mount Eddy Comment
  CAS-BOT-BC318549  Hieracium greenei Alice Eastwood 1921-7-30 10994 Siskiyou Soda Creek Comment
  RSA184623  Hieracium greenei Clare B. Hardham 1965-8-20 1304 Siskiyou Marble Mountains, near Cudahy lakes. Granite Trail. 1524 Comment
  UC455914  Hieracium nudicaule I. J. Condit 1911-7-15 Siskiyou McCloud Comment
  CAS-BOT-BC316021  Hieracium scouleri P. A. Munz 1951-7-17 16602 Siskiyou Grasshopper Public Camp 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts. 1371 Comment
  HSC36472  Hieracium scouleri J. O. Sawyer 1969-8-1 1692 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  CHSC71484  Hippuris vulgaris Vernon H. Oswald; Lowell Ahart 1998-7-21 9349 Siskiyou Northeast of Weed and south of Macdoel along Old State Highway on the west side of Bray. 1417 Comment
  HSC44982  Holodiscus discolor J. O. Sawyer 1978-6-21 3286 Siskiyou Marble Mtn. Wilderness Area, along trail N of Clear Lake 1951 Comment
  HSC69146  Holodiscus discolor Maralyn A. Renner 1980-8-8 2471 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  UC1951318  Holodiscus discolor Robert F. Thorne and Fred Oettinger 1969-8-4 63384 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. Near crest of ridge above English Lake, along trail to Hancock Lake. Comment
  CAS-BOT-BC150129  Holodiscus microphyllus var. glabrescens Dorothy Parker 1950-8-6 489 Siskiyou Salmon Mountain 1798 Comment
  CAS-BOT-BC150132  Holodiscus microphyllus var. glabrescens R. H. Bohmannson 1926-7-1 s.n. Siskiyou Mt. Shasta Comment
  HSC60828  Hordeum brachyantherum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  UC1024787  Hordeum brachyantherum subsp. brachyantherum Leo Whitney 1934-6-29 2235 Siskiyou near Tennant (Antelope); Antelope Creek 1463 Comment
  RSA256593  Horkelia daucifolia J. P. Smith 1974-5-25 7509 Siskiyou 2.4 miles west of its jct. with State Route 3. 976 Comment
  POM178492  Horkelia fusca var. brownii Marcus E. Jones 1930-7-10 25377 Siskiyou Lake Tahoe Comment
  CAS-BOT-BC514285  Horkelia fusca var. pseudocapitata A. A. Heller 1916-6-23 12429 Siskiyou Near Black Butte N of Sisson 1127 Comment
  CAS-BOT-BC514287  Horkelia fusca var. pseudocapitata A. A. Heller 1927-8-1 14435 Siskiyou Near Shasts City (Sisson) [type (of H. brownii) collected on the south side of Mt. Shasta] Comment
  CAS-BOT-BC514289  Horkelia fusca var. pseudocapitata A. A. Heller 1927-8-1 14435 Siskiyou Near Shasts City (Sisson) [type (of H. brownii) collected on the south side of Mt. Shasta] Comment
  SEINET7096761  Horkelia tridentata A. G. Vestal 1955-5-16 s.n. Siskiyou Open pine country just west of Weed between tail road and highway 99 (I 15). NAD27, 41? deg. 25' 49ao, -122?_ 24' 09ao (converted to WGS84 decimal degrees) UTM Zone 10, 549920mE, 4586493mN. Comment
  UC796495  Horkelia tridentata subsp. flavescens Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11792 Siskiyou s Callahan (Scott Mountain Rd) Comment
  HSC82204  Horkelia tridentata var. tridentata Thomas W. Nelson, Jane P. Nelson 1980-7-5 5969 Siskiyou Fowler's Campground 1006 Comment
  CHSC91346  Hornungia procumbens Lowell Ahart; John Dittes 2005-6-9 12044 Siskiyou Meadow area along a small drainage, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  CAS-BOT-BC201129  Hosackia crassifolia A. A. Heller 1905-6-5 7972 Siskiyou Between Shasta Retreat and Shasta Springs Comment
  HSC61502  Hosackia crassifolia Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail 1220 Comment
  CAS-BOT-BC201125  Hosackia crassifolia Jessie P. Rose 1905-7-1 157 Siskiyou North side of Ashland Butte, Siskiyou Mts. 1828 Comment
  CAS-BOT-BC201132  Hosackia crassifolia Doris K. Kildale 1929-7-20 8720 Siskiyou Raspberry Lake, near head South Fork Indian Creek 1828 Comment
  HSC2400  Hosackia oblongifolia William J. Ferlatte 1966-8-18 412 Siskiyou 3 mi. S of Big Flat 1585 Comment
  HSC69189  Hosackia oblongifolia var. oblongifolia Maralyn A. Renner 1980-8-31 2629 Siskiyou Twin Valley. 1494 Comment
  HSC44574  Hosackia oblongifolia var. oblongifolia Laura Witherspoon 1977-7-30 Siskiyou Flint Valley 1341 Comment
  CAS-BOT-BC312572  Hulsea nana R. H. Bohmannson 1926-7-1 s.n. Siskiyou Mt. Shasta Comment
  CAS-BOT-BC312574  Hulsea nana W. R. Dudley 1899-8-26 s.n. Siskiyou Top of Eddy Mountain Comment
  CDA22258  Humulus lupulus T. C. Fuller 1959-10-21 3155 Siskiyou North limits of Mt. Shasta City. 0 Comment
  JEPS82678  Hydrophyllum occidentale Wayne Roderick 1984-6-5 Siskiyou ca 12 air km sw Mt. Shasta City; Castle Lake 1828 Comment
  SEINET3156129  Hydrophyllum occidentale G. D. Butler 1910-4-25 1241 Siskiyou Oro Fino Comment
  CAS-BOT-BC312848  Hymenoxys lemmonii Louis C. Wheeler 1934-10-21 3334 Siskiyou Shasta Valley 4 mi. E Grenada 853 Comment
  POM211776  Hymenoxys lemmonii L. C. Wheeler 1934-10-21 3334 Siskiyou Shasta Valley 4 miles east of Grenada. 868 Comment
  UC336196  Hymenoxys lemmonii J. G. Lemmon and wife 1889-7-26 Siskiyou Edgwood Comment
  HSC29221  Hypericum perforatum Frederick W. Oettinger, R. F. Thorne 1969-8-8 1307 Siskiyou Marble Mtn. Wilderness Area, mid-way between English Lake main camp & Sundew Bog due W of camp 1799 Comment
  CAS-BOT-BC88619  Idahoa scapigera Louis C. Wheeler 1935-3-16 3373 Siskiyou Klamath River. Klamathon. 701 Comment
  CAS-BOT-BC206826  Iliamna bakeri Carl B. Wolf 1941-7-26 11073 Siskiyou 10.3 mi. NE of Weed along U.S. Highway #97 914 Comment
  UC164139  Ipomopsis aggregata Geo. D. Butler 1910-7-12 1744 Siskiyou Shackleford Creek 1219 Comment
  UC1409307  Ipomopsis aggregata Frederick W. Oettinger 1968-8-17 551 Siskiyou Pine Trail Salmon Mountains, Marble Mountain Wilderness Area, English P 2072 Comment
  JEPS77493  Ipomopsis congesta Susan Horner 1978-6-30 411 Siskiyou ca 4 mi se Hambone (rd betw 40N05 and San Flat Well) 1280 Comment
  UC23469  Ipomopsis congesta Harley P. Chandler 1901-6-1 1666 Siskiyou Marble Mtn North Coast Ranges 2438 Comment
  RSA17692  Ipomopsis congesta Elmer I. Applegate 1935-6-8 9459 Siskiyou West cinder slope of Sconchin Butte Lava Beds National Monument Comment
  HSC101402  Ipomopsis tenuifolia J. P. Smith, J. O. Sawyer, R. J. Cole 2010-8-7 13070 Siskiyou Klamath National Forest, road to Crater Lake off Forest Service Road 40N24. 2005 Comment
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Jul 13 2018
  CAS-BOT-BC540703  Iris innominata Dana York 2012-7-21 3133 Siskiyou Siskiyou Mountains: boundary of the Rogue River-Siskiyou and Klamath national forests, ca. 750 m ENE of Red Butte 1850 Comment
  JEPS17240  Iris tenuissima W. L. Jepson 1940-7-3 20094 Siskiyou Bartle 1188 Comment
  JEPS93197  Iris tenuissima Carol A. Wilson 1992-5-19 92 -25 Siskiyou 4.4 mi s of Happy Camp (on Highway 96); Highway 96 518 Comment
  SEINET3875938  Iris tenuissima Alv Dan Youngberg 1964-6-17 27 Siskiyou Humbolt Meridian.; 0 579 Comment
  CDA36766  Isatis tinctoria D. B. Joley 1976-5-13 6 Siskiyou Klamath River, north of Yreka. 0 Comment
  SD98938  Isatis tinctoria Darley F. Howe 1977-7-2 4983 Siskiyou 7.0 miles west of Fort Jones. 669 Comment
  HSC28733  Isoetes bolanderi Frederick W. Oettinger 1969-7-29 1095 Siskiyou Marble Mtn. Wilderness Area, Dry Lake 2027 Comment
  UC1408844  Isoetes bolanderi Frederick W. Oettinger 1968-8-1 345 Siskiyou Hancock Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1935 Comment
  HSC103153  Isoetes echinospora Dana York 2014-10-11 3225 Siskiyou Klamath National Forest, Marble Mountain Wilderness, Chinquapin Lake above Deep Lake. 2180 Comment
  NY353429  Isopyrum stipitatum E. L. Greene 1876-4-10 689 Siskiyou Near Yreka Comment
  CDA42385  Juncus articulatus Jodi Aceves 2014-8-15 PDR# 470 P06027656 Siskiyou 0 Comment
  CHSC78934  Juncus balticus Rhonda Posey 2000-8-17 Siskiyou Mud Creek Meadows; along Road 42N13 (Pilgrim Creek Road) about 3.5 mi northeast of the McCloud Ranger District office in McCloud. 1097 Comment
  HSC71130  Juncus confusus Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4498 Siskiyou Along W side of Hwy. 3, just N of Scott Mtn. Summit 1616 Comment
  POM210975  Juncus drummondii L. C. Wheeler 1934-8-9 3088 Siskiyou Siskiyou Mountains: Head of Jaynes Canyon. 1981 Comment
  UC1265482  Juncus ensifolius Frederick W. Oettinger 1968-9-7 749 Siskiyou n shore Hancock Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  HSC62306  Juncus ensifolius Al Hobart 1968-6-18 Siskiyou Youngs Valley Comment
  POM229961  Juncus ensifolius L. C. Wheeler 1935-7-26 3710 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  RSA22085  Juncus ensifolius J. T. Howell 1939-8-7 15129 Siskiyou Marble Mountain: Sky High Valley. 1829 Comment
  UCD141524  Juncus ensifolius A. A. Heller 1920-8-11 13492 Siskiyou Sisson. 1079 Comment
  SEINET6188314  Juncus ensifolius var. montanus M. J. Williams 1967-9-2 s.n. Siskiyou Cabin Meadow Comment
  UC1523845  Juncus howellii W. J. Ferlatte Jul 23 1986-Aug 4 1986 Siskiyou ca 1 mi n Trinity Co. line (Parks Creek Rd, on divide between Eddy Creek and Parks Creek) 2011 Comment
  CDA33214  Juncus howellii William J. Ferlatte 1987-7-7 2109 Siskiyou USFS Road 31, 1.6 miles east of McCloud River Railroad; Bear Springs area, near Mt. Shasta. 0 Comment
  JEPS121623  Juncus howellii Kendra Sikes 2011-8-25 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys, near Toad Lake. Sloping fen / wet meadow in lodgepole pine forest on ultramafic soil, E aspect. Mount Eddy quadrangle. Comment
  CAS-BOT-BC127617  Juncus mertensianus W. B. Cooke 1938-8-18 11475 Siskiyou Mount Shasta. Horse Camp Springs. Around several springs above Horse Camp along the Summit Trail. 2514 Comment
  RSA238905  Juncus mertensianus Frederick W. Oettinger 1969-9-2 1599 Siskiyou On the cool north side of English Peak. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  UC1100995  Juncus nevadensis Herbert L. Mason 1948-7-18 13612 Siskiyou Grass Lake Comment
  RSA607421  Juncus occidentalis L. C. Wheeler 1934-8-17 3185 Siskiyou Siskiyou Mts. North side White Mt. 1829 Comment
  HSC39812  Juncus orthophyllus J. O. Sawyer 1969-8-4 1838 Siskiyou Above Sugar Lake 2134 Comment
  HSC100785  Juncus parryi L. P. Janeway, B. Castro 2007-7-29 9144 Siskiyou Medicine Lake Highlands; Pumice Stone Mountain, near top of NW shoulder. 626 Comment
  HSC89810  Juncus parryi D. K. Imper Jun 1987 Siskiyou 8 mi. E of the town of Mt. Shasta 2134 Comment
  RSA739866  Juncus parryi L. P. Janeway, B. Castro 2007-7-29 9133 Siskiyou High Cascade Range, Medicine Lake Highlands, along the bottom edge of the N side of the Northwestern most lobes of Little Glass Mtn. 1971 Comment
  LA20128  Juncus parryi F. J. Hermann; 1938-8-21 11541 Siskiyou Mount Shasta, on the flats below Horse Camp Comment
  SEINET4856378  Juncus trilocularis Louis C. Wheeler 1934-6-22 2753 Siskiyou Klamath NF: Cottonwood Creek. 915 Comment
  CAS-BOT-BC80908  Juniperus Mrs. G. Earle Kelly 1924-6-1 s.n. Siskiyou Eagle ridge, Klamath L. Comment
  CAS-BOT-BC81141  Juniperus communis E. G. Dudley 1907-8-16 s.n. Siskiyou Peak north of Jackson Lake Comment
  HSC4853  Juniperus communis var. saxatilis J. O. Sawyer 1968-7-9 405 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  CHSC25059  Juniperus occidentalis J. L. Wilson 1970-3-23 223 Siskiyou Along e side of Hwy. 7.6 mi n of Yreka on old Interstate 5, 1.5 mi s of intersection of Hwy 96 and Interstate 5. 670 Comment
  UC202176  Juniperus occidentalis Geo. D. Butler 1909-12-10 1112 Siskiyou Klamath Hills Comment
  UC637102  Juniperus occidentalis Edward Lee 1934-8-9 1014 Siskiyou 6 mi n Yreka (above creek); Shasta Creek Comment
  POM148750  Juniperus occidentalis var. occidentalis J. B. Feudge 1927-8-11 1618 Siskiyou Hornbrook Comment
  CAS-BOT-BC56360  Kalmia microphylla subsp. microphylla Douglas Barbe 1955-7-6 125 Siskiyou Taylor Lake, Salmon Mts. 1950 Comment
  CHSC25093  Kelloggia galioides J. E. Bowlin 1967-7-18 68 Siskiyou On roadside, ca. 8.5 mi W of Mount Shasta Ski Bowl. 1554 Comment
  HSC661  Kelloggia galioides William J. Ferlatte 1967-7-9 677 Siskiyou Kidd Creek Trail 1677 Comment
  JEPS82321  Kelloggia galioides Roger Raiche 1982-7-8 20589 A Siskiyou above Lily Pad Lake (Cook and Green Pass); above Lily Pad Lake, Cook and Green Pass 1828 Comment
  RSA184796  Kelloggia galioides Gilbert Muth 1966-7-31 471 Siskiyou N side of Black Mountain. Marble Mtns. 1982 Comment
  UC1125661  Kelloggia galioides L. Whitney 1934-6-28 9 Siskiyou 8 mi s Tennant (on the Stevens Pass road); Dorris Quad. 1706 Comment
  SD64363  Kochia scoparia Darley F. Howe 1966-8-27 4308 Siskiyou 3.2 miles north of Tule Lake. 1310 Comment
  SEINET212850 Image available Koeleria macrantha L. E. Detling 1959-6-7 8213 Siskiyou Brush Cr near Klamath River 716 Comment
  CAS-BOT-BC499662  Kopsiopsis strobilacea Wm. Bridge Cooke 1938-7-22 11308 Siskiyou Mount Shasta: Wagon Camp--Horse Camp Trail 2133 Comment
  CAS-BOT-BC499664  Kopsiopsis strobilacea W. R. Dudley 1893-6-23 s.n. Siskiyou Near Castle Crag, vicinity of Mt. Shasta Comment
  SEINET3131407  Lathyrus californicus G. D. Butler 1910-7-6 1644 Siskiyou Shackleford Creek 914 Comment
  CAS-BOT-BC204981  Lathyrus jepsonii var. californicus Alice Eastwood 1912-7-21 1279 Siskiyou Sisson Comment
  SDSU4203  Lathyrus nevadensis var. nevadensis D. F. Howe 1972-7-5 4874 Siskiyou 0.6 miles south of Oregon state line on road to Happy Camp. Comment
  UC1733731  Lathyrus vestitus Kay H. Beach, Frank Gould 1940-5-15 632 Siskiyou Bull Meadows Comment
  UC1069724  Layia glandulosa M. H. Mitchell 1936-5-8 9 Siskiyou 1/2 mi ssw of Hospital Rock; Dorris Quadrangle Comment
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Jun 18 2011
  SEINET516322  Lepidium latifolium Vernon H. Oswald 1998-9-16 9646 Siskiyou Vista point on Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi E of Hwy. 97. 1244 Comment
  CHSC114921  Lepidium perfoliatum D. B. Joley 1976-6-24 2 Siskiyou Mt. Shasta City. Comment
  SEINET8368700  Leptodactylon californicum Frank Callahan, Frank Lang & John Erwin 2007-6-17 Siskiyou Cottonwood Peak. 1516 Comment
  UC881523  Leptodactylon pungens Lewis S. Rose 1940-6-14 40585 Siskiyou Indian Well; lava Beds National Monument, Indian Well 1524 Comment
  CDA14217  Lessingia nemaclada G. F. Hrusa 1997-9-18 14103 Siskiyou Intersection of Hwy 3 & Callahan/Gazelle Rd., Comment
  RSA238392  Leucothoe davisiae Frederick W. Oettinger 1968-8-1 347 Siskiyou N. end of Little Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  SBBG25822  Leucothoe davisiae D. Myrick 1966-8-10 1519 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  RSA760545  Lewisia cotyledon R. F. Thorne, Frederick W. Oettinger 1969-8-4 63369 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  UCD13173  Lewisia cotyledon var. cotyledon Clyde Byfield 1973-7-1 S 164 Siskiyou Siskiyou CO. Klamath National Forest, on U.S.F.S. trail 11 W 23, 5 miles west of Hayes Cabin. Elevation 5700 feet. 1737 Comment
  CAS-BOT-BC444090  Lewisia leeana Ira L. Wiggins 1955-7-29 13569 Siskiyou Pass at SW end of Caribou Lake, Salmon-Trinity Alps Primitive Area 2072 Comment
  HSC65349  Lewisia leeana Rich White 1978-7-3 214 Siskiyou Saddle in Spur Ridge between Dillon Trail and 5759 1662 Comment
  HSC69262  Lewisia leeana John Palmer 1980-7-24 661 Siskiyou Dillon Divide 1707 Comment
  RSA756241  Lewisia leeana Barbara Ertter 1990-7-16 9372 Siskiyou North side of ridge west of Parks Creek trailhead (Pacific Crest Trial crossing of Route 17); about 8 air mile southwest of Weed. 2195 Comment
  UC1736066  Lewisia pygmaea Dean W. Taylor July 1975 4696 Siskiyou Shasta Ski Bowl at end of Everett Memorial Hwy. Mt. Shasta Comment
  CAS-BOT-BC444468  Lewisia rediviva var. rediviva L. E. Smith 1915-5-1 s.n. Siskiyou Yreka Comment
  JEPS84276  Lewisia triphylla L. R. Heckard with J. Hickman et al. 1986-7-17 6540 Siskiyou se Condrey Mt. (road end area and camp overlookin s end of Alex Hole) 1980 Comment
  UCD77823  Lewisia triphylla Robert E. Preston 2001-7-21 1725 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W ne 1/4 Section 22 2066 Comment
  CAS-BOT-BC283811  Leymus cinereus Geo. D. Butler 1910-6-13 1561 Siskiyou Near Yreka Comment
  CDA32477  Leymus triticoides T. C. Fuller 1964-6-25 12247 Siskiyou 0.1 mile south of Meiss Lake-Sam s Neck Rd., ca. 1 mile west of Hwy 97 at Macdoel, Butte Valley 0 Comment
  SEINET10595920  Leymus triticoides Louis C. Wheeler 1935-7-13 Wheeler 3662 Siskiyou Dry silty loam. Ager. 792 Comment
  JEPS74145  Ligusticum grayi J. M. Tucker 1974-7-28 4313 Siskiyou Marble Mountain Wilderness Area Haypress Meadows; , Haypress Meadows 1463 Comment
  POM82382  Ligusticum grayi Geo. D. Butler 1908-8-11 459 Siskiyou [Unspecified] Comment
  UC1409712  Ligusticum grayi Melinda F. Denton 1973-6-30 2933 Siskiyou ca. 5 meters s. Sanger Lake (Young's Valley, Klamath Nat'l Forest); Klamath Nat'l Forest, Young's Valley 1408 Comment
  HSC91458  Lilium kelleyanum Jennifer Whipple 1976-7-24 1570 Siskiyou Dobkins Lake 2073 Comment
  CAS-BOT-BC509382  Lilium kelleyanum Alice Eastwood 1912-7-18 1215 Siskiyou Sisson Comment
  CAS-BOT-BC509384  Lilium kelleyanum A. A. Heller 1905-6-13 s.n. Siskiyou Near Shasta Springs Comment
  LA22067  Lilium pardalinum William Bridge Cooke; 1938-7-15 11197 Siskiyou Mount Shasta, along the creeks at Bear Springs 1523 Comment
  JEPS80522  Lilium pardalinum subsp. vollmeri Gilbert Muth 1966-7-19 422 Siskiyou along first bluff Marble Gap Trail; Marble Mt. Wilderness Area 1828 Comment
  UCSB24550  Lilium washingtonianum Keefe, Joseph 1967-7-11 Siskiyou 2.3 miles north of Castle Lake, 10 miles southeast of town of Mt. Shasta 1219 Comment
  CAS-BOT-BC133017  Lilium washingtonianum subsp. purpurascens Marion Ownbey; Fred G. Meyer 1940-7-6 2196 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  RSA237901  Lilium washingtonianum subsp. purpurascens Frederick W. Oettinger 1969-7-31 1116 Siskiyou Northwest of English Lake. Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  HSC69280  Lilium washingtonianum subsp. washingtonianum Maralyn A. Renner 1980-7-24 1992 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  CAS-BOT-BC133107  Lilium washingtonianum subsp. washingtonianum Albert Vollmer 1949-7-5 10 -A Siskiyou Base of Mount Shasta Comment
  CAS-BOT-BC26045  Lilium wigginsii L. Beane; Albert M. Vollmer 1954-7-16 1266 Siskiyou Siskiyou Mountains near Oregon border west of Highway 99 Comment
  UCD168842  Limnanthes alba Peter. F. Zika 2012-5-14 25854 Siskiyou Klamath Range (KR). I-5 southbound, near exit 730 for central Dunsmuir. 750 Comment
  UC163841  Linanthus ciliatus Geo. D. Butler 1910-4-25 1243 Siskiyou Oro Fino Comment
  UC1409392  Linanthus nuttallii Frederick W. Oettinger 1969-8-23 1516 Siskiyou vicinity English Peak (Hamilton Camp, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1402 Comment
  UCD77820  Linanthus pungens Robert E. Preston 2003-7-29 2171 Siskiyou Rainbow Mountain and Vicinity. Summit of Rainbow Mountain. 2323 Comment
  UC618617  Linum lewisii W. Bridge Cooke 1938-7-1 11138 Siskiyou in (chaparral) around Wagon Camp (especially just below it, Mount Shasta); Mount Shasta 1737 Comment
  RSA14401  Linum lewisii Elmer I. Applegate 1923-8-20 3898 Siskiyou Medicine Lake 1982 Comment
  RSA435729  Linum lewisii M. B. Dunkle 1944-7-18 9142 Siskiyou Siskiyou National Forest. 1890 Comment
  RSA604379  Lithocarpus densiflorus var. densiflorus Louis C. Wheeler 1959-7-26 7607 Siskiyou Marble Mountains: Offield Mountain, north of Somes Bar. Comment
  CAS-BOT-BC36535  Lithocarpus densiflorus var. echinoides L. R. Abrams 1922-8-7 9920 Siskiyou Shasta springs Comment
  RSA44061  Lithocarpus densiflorus var. echinoides W. Bridge Cooke 1941-9-16 16321 Siskiyou Along the Castle Lake Road. Comment
  UC585241  Lithocarpus densiflorus var. echinoides E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 1982 Siskiyou about 1.5 mi w Mt. Shasta City (e and ne slope of spur of Rainbow Ridge above Sulloway Creek); Rainbow Ridge 1188 Comment
  UC164981  Lithophragma Geo. D. Butler 1910-5-8 1307 Siskiyou near Yreka Comment
  RSA468241  Lithophragma affine subsp. affine M. B. Dunkle 1944-7-1 9057 Siskiyou Smoky Creek. Comment
  CAS-BOT-BC432321  Lithophragma campanulatum Roxana S. Ferris; Laura Lorraine 1948-6-12 11855 Siskiyou 1.5 miles below summit of Gazelle Mountain Grade, E side 1417 Comment
  HSC36949  Lithophragma glabrum J. P. Smith 1974-5-26 7565 Siskiyou Along FS Rd. 47N03 1524 Comment
  CAS-BOT-BC435476  Lithophragma glabrum L. E. Smith 1913-4-2 s.n. Siskiyou Hornbrook, road to Klamathon [Klamath] Comment
  JEPS47484  Lithophragma parviflorum Geo. D. Butler 1904-4-25 782 Siskiyou Quartz Valley Comment
  CAS-BOT-BC317338  Lithospermum californicum Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road 1524 Comment
  JEPS21381  Lithospermum californicum W. L. Jepson 1894-1 21072 Siskiyou Sisson Comment
  RSA77576  Lithospermum ruderale F. W. Peirson 1923-7-20 3823 Siskiyou Whitney Creek, Shasta Region. Comment
  UC196916  Lolium multiflorum Geo. D. Butler 1909-6-7 827 Siskiyou along creek near Yreka Comment
  UC1251648  Lomatium californicum Tracey and Viola Call 1964-6-26 2294 Siskiyou 10 mi N of Yreka (above Klamath River) 883 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
  RSA237411  Lomatium macrocarpum Frederick W. Oettinger 1969-7-11 986 Siskiyou Near summit of Little Medicine Mountain (north of Hancock Lake). Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  SDSU2237  Lomatium macrocarpum D. F. Howe 1972-7-4 4867 Siskiyou Sanger Peak road just south of Del Norte. Marker, Stoney hillside near Youngs Valley. 1737 Comment
  POM82363  Lomatium peckianum Geo. D. Butler 1910-4-9 1159 Siskiyou Dry hill near Yreka. Comment
  HSC46209  Lomatium piperi Jennifer Whipple 1976-5-2 912 Siskiyou Scott Valley near Weston Gulch on open hillsides 854 Comment
  CHSC118623  Lomatium utriculatum Richard R. Halse 2016-5-29 9724 Siskiyou Along Hilt Road east of Hilt. 902 Comment
  RSA238540  Lonicera conjugialis Frederick W. Oettinger 1967-7-26 206 Siskiyou Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2000 Comment
  CAS-BOT-BC240844  Lonicera interrupta Wm. Bridge Cooke 1940-6-20 15161 Siskiyou Along the Pacific Highway in the Klamath River gorge Comment
  RSA50164  Lonicera interrupta E. K. Balls 1949-7-10 13956 Siskiyou 5 miles from Sawyer's Bar on road to Cecilville. Comment
  SEINET3557097 Image available Lotus crassifolius R. Tofsrud, J. M. Tucker 1948-8-2 1754 Siskiyou outskirts of McCloud 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
  UC60886  Lotus oblongifolius var. oblongifolius W. A. Setchell, C. C. Dobie 1902-7-17 Siskiyou Sisson Mount Shasta Comment
  UC1025034  Lotus purshianus var. purshianus Leo Whitney 1934-6-23 1542 Siskiyou near Tennant; Antelope Creek 1463 Comment
  UC164340  Ludwigia palustris Geo. D. Butler 1910-7-16 1791 Siskiyou Oro Fino Comment
  CAS-BOT-BC140212  Luetkea pectinata Jack Major; M. Fleschner; R. Pemble 1966-9-5 s.n. Siskiyou Along trail from Marble Mountain to Sky High Lake, east of Marble Mountain, Marble Mountains 1975 Comment
  CAS-BOT-BC140246  Luetkea pectinata K. T. Stillman 1976-7-30 310 Siskiyou Trail from Big Rock Camp to Jump off, Marble Mountain Wilderness Area 1981 Comment
  HSC26912  Luetkea pectinata J. P. Smith 1971-9-16 4764 Siskiyou Ridge S of Bingham Lake. 2134 Comment
  RSA0084100  Luina hypoleuca R. W. Spjut, Paul Burchstead 2008-6-12 16345 Siskiyou Klamath Region. Klamath National Forest: along North Fork of the Salmon River, between Somes Bar and Forks of the Salmon 491 Comment
  SBBG28029  Luina hypoleuca C. B. Wolf 1927-8-7 Siskiyou Klamath River at the mouth of Crawford Crk Comment
  RSA604463  Luina hypoleuca L. C. Wheeler 1959-7-25 7590 Siskiyou Salmon & Marble Mountains Region: Facing the Salmon River, a few miles downstream from Forks of the Salmon. Comment
  HSC71652  Lupinus adsurgens J. P. Smith, Steve Selva 1970-6-16 4004 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  JEPS83225  Lupinus albicaulis W. L. Jepson 1940-6-27 20041 Siskiyou e slope Mt. Shasta 1828 Comment
  CHSC82791  Lupinus albicaulis var. shastensis L. P. Janeway 2002-7-12 7627 Siskiyou High Cascade Range. 2.7 km west of the summit of Ash Creek Butte; along west side of Road 19 (Military Pass Road) about 1.6 km south of the National Forest boundary. 1780 Comment
  UC454636  Lupinus albicaulis var. shastensis I. J. Condit 1911-7-10 Siskiyou Shasta Retreat Comment
  SD116273  Lupinus albifrons var. collinus D. B. Dunn, B. J. Cox 1971-6-9 17937 Siskiyou 9.0 miles north of Weed, on U. S. Highway 97, at Whitney Creek. 1250 Comment
  SEINET10937025  Lupinus albifrons var. flumineus Katherine L. Morris 1973-6-2 Morris 370 Siskiyou In an open meadow assoc. With yellow pine on the s side of hwy 3, 22 miles e of Fort jones Comment
  UC1573173  Lupinus andersonii Dean Wm. Taylor with Glenn L. Clifton and Rexford Palmer 1987-6-7 9024 Siskiyou Paynes Springa Paynes Springs (Medicine Lake highland, Upper Modoc Plateau); Upper Modoc Plateau, , Medicine Lake highland 2011 Comment
  CHSC69078  Lupinus angustiflorus Vernon Oswald; Lowell Ahart 1997-7-28 8796 Siskiyou Bullseye Lake southeast of Medicine Lake. 2057 Comment
  SEINET10544236 Image available Lupinus argenteus A. Arthur Heller 1905-6-9 Heller 8015 Siskiyou Montague. Comment
  SJSU6501  Lupinus argenteus R. W. Trivelpiece 1972-6-18 128 Siskiyou 3 mi W of Klamath R c. 11 mi SW of Happy Camp 853 Comment
  UCD106798  Lupinus argenteus var. argenteus J. M. Tucker 1950-7-24 1960 Siskiyou outskirts of Dorris. Comment
  RSA582456  Lupinus aridus Louis C. Wheeler 1935-6-13 3582 Siskiyou N side Scott River, Scott Bar Mts. 823 Comment
  HSC60157  Lupinus breweri D. L. Goforth 1979-7-7 228 Siskiyou Klamath National Forest. Condrey Mtn. 2043 Comment
  NY15837  Lupinus croceus H. E. Brown 1897-6-11 392 Siskiyou North side of Mt. Shasta 1524.0 Comment
  UC1094387  Lupinus croceus Rimo C. Bacigalupi with Galen Smith 1957-6-26 5963 Siskiyou South Fork of the Sacramento River w of the town Mount Shasta (along road to Gumboot Lake); South fork Sacramento River, rd to Gumboot Lake 1767 Comment
  SEINET10485434  Lupinus klamathensis Jeffrey Huber 1971-6-9 Huber 270 Siskiyou 3 mi. N of weed, on us hwy 97; s facing 20 degree slope; roadside; in pinus Ponderosa, and p. Jeffreyi, and artemisia tridentata and purshia. 1128 Comment
  RSA78687  Lupinus lapidicola P. A. Munz 1952-7-2 17877 Siskiyou Baldy Mt. Road, NW of Happy Camp, Siskiyou Mts. 1493 Comment
  HSC63292  Lupinus latifolius subsp. viridifolius M. A. Baker 1979-7-31 1089 Siskiyou Marble Mtn. Wilderness, Tickner Hole 2000 Comment
  RSA261441  Lupinus latifolius var. latifolius J. M. Tucker 1974-7-28 4325 Siskiyou Adjacent to camp at Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  JEPS83253  Lupinus lepidus var. sellulus Geo. D. Butler 1908-8-2 368 Siskiyou Shackelford Creek; Quartz Valley, Shackelford Creek Comment
  UC157002  Lupinus leucophyllus Geo. D. Butler 1908-7-16 365 Siskiyou Klamath River Comment
  RSA25916  Lupinus luteolus Geo. D. Butler 1910-6-1 1447 Siskiyou Dry land near Yreka. Comment
  RSA105765  Lupinus lyallii var. lyallii W. Bridge Cooke 1938-8-12 11463 Siskiyou Mt. Shasta 1829 Comment
  UCD19433  Lupinus onustus Charlotte K. Glenn 1967-1 204 Siskiyou Castle Lake. 1584 Comment
  RSA104385  Lupinus onustus A. A. Heller 1905-6-15 8037 Siskiyou Near Sisson Comment
  POM25903  Lupinus sellulus subsp. sellulus Geo. D. Butler 1908-6-28 367 Siskiyou Quartz Valley Comment
  HSC41639  Lupinus sellulus subsp. ursinus Jennifer Whipple 1976-9-2 1760 Siskiyou S face of Mt. Eddy draining into the N Fork of the Sacramento River 2439 Comment
  POM26284  Lupinus subvexus var. transmontanus Geo. D. Butler 1910-5-21 1373 Siskiyou Klamath hills Comment
  HSC2406  Luzula comosa William J. Ferlatte 1966-8-18 407 Siskiyou 3 mi. S of Big Flat 1585 Comment
  JEPS84030  Luzula comosa var. laxa L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6431 Siskiyou E slope of Kangaroo Mountain, cirque at head of Hell's Canyon, ca. 5 mi N of the town of Seiad Valley 1828 Comment
  RSA211376  Luzula comosa var. laxa William J. Ferlatte 1967-8-19 1038 Siskiyou Along the South Fork of the Salmon River between the campground and Carter s. Trinity Alps. 1524 Comment
  UCD77848  Luzula divaricata Robert E. Preston 2001-6-23 1593 b Siskiyou Klamath National Forest, e ridge of Rainbow Mtn, 2072 Comment
  CAS-BOT-BC441293  Luzula macrantha W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klink Meadow Comment
  CHSC96086  Luzula parviflora L. P. Janeway 2006-7-3 8756 Siskiyou Klamath Ranges. Salmon Mountains; Music Creek Trailhead near upper Music Creek. 1893 Comment
  HSC69538  Luzula parviflora Maralyn A. Renner 1980-8-6 2250 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  UC1538956  Luzula parviflora W. J. Ferlatte 1987-7-7 2108 Siskiyou ca 1.6 mi e McCloud River R.R. (Bear Springs area, U.S.F.S. Rd. 31); Shasta Quad., Bear Springs Area, e of McCloud River R.R. 1508 Comment
  RSA211368  Luzula parviflora William J. Ferlatte 1967-7-26 748 Siskiyou Caribou Basin. Ridge west of Big Caribou Lake. Steep slope with talus and solid rock outcrops. Trinity Alps. 2134 Comment
  UC1265299  Luzula parviflora Frederick W. Oettinger 1968-9-9 800 Siskiyou stream bank meadow that runs from Tom's Lower Pond (High Lake Basins in vicinity of English Peak, western Siskiyou County); Marble Mountain Wilderness Area, Salmon Mountains 2011 Comment
  HSC86442  Luzula subcongesta D. K. Imper Jun 1987 Siskiyou 8 mi. E of the town of Mt. Shasta 2134 Comment
  LA20729  Luzula subcongesta W. B. C.; 1939-7-26 13741 Siskiyou Mount Shasta, around the E boreal spring above Panther Creek 2743 Comment
  CAS-BOT-BC344540  Madia exigua Lewis S. Rose 1945-6-18 45066 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC344543  Madia exigua John Thomas Howell 1980-5-20 53561 Siskiyou Lightning Grade Road between Oro Fino and Fort Jones 868 Comment
  CDA8243  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2773 Siskiyou Northwest point of Chaparral Hill overlooking Scott River, 2 miles (3.2 km) west of Fort Jones on Lighthill Grade Road. Comment
  JEPS74479  Madia gracilis W. J. Ferlatte 1966-8-3 248 Siskiyou wooded area near public campground; Trinity Alps, Big Flat 1524 Comment
  POM362197  Madia madioides J. O. Sawyer, Ken Stillman 1976-5-28 2727 Siskiyou Along road west of Sawyers Bar 610 Comment
  SEINET7073518  Madia minima A. G. Vestal 1963-6-1 s.n. Siskiyou Southeast rim of Shasta Valley. About 0.2 mile northwest of Route 97 on the road to Dwinnell Reservoir (Lake Shastina). UTM Zone 10, 551439mN, 4588002mN. Coordinate datum: NAD27. Comment
  HSC98145  Maianthemum racemosum subsp. amplexicaule J. O. Sawyer 1969-7-24 1479 Siskiyou SW of Sugar Lake 1890 Comment
  CAS-BOT-BC512768  Maianthemum racemosum subsp. amplexicaule John Thomas Howell 1939-8-3 15013 Siskiyou Spirit Lake, Marble Mountains 1828 Comment
  RSA168939  Maianthemum racemosum subsp. amplexicaule Joseph P. Tracy 1951-6-16 19487 Siskiyou Summit of the Siskiyous, at crossing of Takilma-Happy Camp Road, near State Line 1463 Comment
  HSC18918  Maianthemum stellatum J. O. Sawyer 1968-6-25 324 Siskiyou Along Horse Range Creek 1829 Comment
  RSA605351  Maianthemum stellatum Louis C. Wheeler 1959-7-25 7605 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  CAS-BOT-BC514180  Maianthemum stellatum John Thomas Howell 1937-7-25 13463 Siskiyou Caribou Basin, Salmon-Trinity Alps Comment
  CAS-BOT-BC514183  Maianthemum stellatum Ira L. Wiggins 1955-7-23 13478 Siskiyou Banks of China Creek 1097 Comment
  HSC77489  Maianthemum stellatum L. P. Janeway 1983-7-17 423 Siskiyou Poker Flat, upper portion of meadow 1524 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
  RSA715947  Marrubium vulgare L. Ahart, John Dittes 2005-6-10 12106 Siskiyou East side of the Shasta River, 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. 777 Comment
  CDA32501  Melica aristata L. P. Janeway 2002-7-13 7642 Siskiyou Rainbow Mountain Quad; High Cascade Range. Along a logging spur road 0.2 km southeast of Road 13 (Pilgrim Creek Road) 9.0 km northeast of the Military Pass Road (Road 19); 0.2 km north of Edison Creek Comment
  JEPS118733  Melica aristata Julie Kierstead Nelson 2008-7-12 2008 -002 Siskiyou South slope of Mt. Shasta. Elk Spring 7.5' quad. Comment
  UC333647  Melica bulbosa unknown 1889-6-28 Siskiyou Edgewood Comment
  POM114782  Melica fugax Geo D. Butler 1909-5-26 824 Siskiyou Hill near Yreka. Comment
  UCD87292  Melica fugax A. H. Murphy 1953-7-28 KNF 2 Siskiyou Deadman's Peak. 1828 Comment
  CAS-BOT-BC281387  Melica harfordii Alice Eastwood 1923-5-27 11960 Siskiyou Shasta Springs Comment
  JEPS104956  Melica harfordii Dean W. Taylor 1996-7-10 15773 Siskiyou head of Facey Gulch on Hayden Ridge; easterly watershed divide of Scott Valley (about 10 air miles E of Etna); Klamath National Forest 1173 Comment
  HSC69283  Melica subulata Maralyn A. Renner 1980-7-24 1961 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  JEPS84000  Melica subulata L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6386 Siskiyou ca 1.5 mi e Red Butte summit (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1900 Comment
  UCD88666  Melica subulata S. S. Tillett 1956-7-11 688 Siskiyou On the border of Trinity County. North side of Scott Mtn. divide near campground. 8 mi. se. of Callahan. 1615 Comment
  SEINET516323  Mentha arvensis Vernon H. Oswald 1998-9-16 9635 Siskiyou Vista point on Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi E of Hwy. 97. 1244 Comment
  UC1368674  Mentzelia albicaulis W. B. and V. G. Cooke 1968-7-1 39231 Siskiyou n side Mt. Shasta (Along Andesite Road) 1524 Comment
  RSA201180  Mentzelia montana Dorothy Parker 1967-5-14 s.n. Siskiyou McConahue Gulch, Scott Valley. 1128 Comment
  RSA733949  Mentzelia multiflora J. Russell Bruff 1928-7-9 s.n. Siskiyou Summit of Jerome Mt. Comment
  CAS-BOT-BC429155  Micranthes odontoloma Gilbert Muth 1965-8-17 308 Siskiyou Lower Creek on trail to Blk. Mt. Comment
  CAS-BOT-BC432853  Micranthes tolmiei Wm. Bridge Cooke 1938-8-22 11556 Siskiyou Mount Shasta. West slope of Shastina. Comment
  CHSC102590  Micranthes tolmiei L. P. Janeway 2009-8-3 9881 Siskiyou High Cascade Range. Mt. Shasta, east-northeast slope 2.3 air km southwest of Brewer Creek Trailhead; about 0.3 km south of Brewer Creek. 2560 Comment
  LA208998  Micranthes tolmiei Lincoln Ellison; 1928-9-11 506 Siskiyou Mount Shasta, SW slope of mtn 2895 Comment
  HSC22287  Microseris nutans J. O. Sawyer 1969-8-4 1811 Siskiyou Above Sugar Lake 2134 Comment
  UC829638  Microseris nutans John Thomas Howell 1937-7-22 13266 Siskiyou near Big Flat; South Fork of Salmon River 1524 Comment
  POM35783  Microseris nutans Geo D. Butler 1910-6-4 1498 Siskiyou Shackleford Creek. Comment
  CDA41682  Mimulus alsinoides D. Osterhandt & D. H. Shaw 1978-3-31 s.n. Siskiyou Between Forks of Salmon and Somes Bar. 0 Comment
  LA209361  Mimulus guttatus W. B. C.; 1938-8-19 11526 Siskiyou Mount Shasta, Along the lower Bear Spring Creek 1523 Comment
  RSA211429  Mimulus guttatus William J. Ferlatte 1966-8-17 401 Siskiyou Northwest side of Caribou Mountain. 1982 Comment
  JEPS4201  Mimulus layneae A. A. Heller 1938-7-12 15248 Siskiyou 5 mi n Weed (on U. S. Highway #97) 1066 Comment
  JEPS10483  Mimulus microphyllus W. L. Jepson 1937-7-30 18557 Siskiyou Poker Flat Siskiyou Mts. 1584 Comment
  UCD77259  Mimulus moschatus Robert E. Preston 2001-6-30 1641 Siskiyou Klamath National Forest, Rainbow Mountain. 1722 Comment
  JEPS57394  Mimulus nanus var. nanus L. R. Heckard with T. I. Chuang 1968-7-2 1968 Siskiyou 6 mi n Weed (along U.S. Highway 97) 1219 Comment
  HSC71101  Mimulus primuloides Thomas W. Nelson, J. P. Smith, Jane P. Nelson 1978-7-24 4507 Siskiyou Along W side of Hwy. 3 just N of Scott Mtn. Summit 1616 Comment
  RSA82884  Mimulus primuloides J. M. Tucker 1950-7-24 1950 Siskiyou Beside Cold Creek at the Militry Road crossing about 6 miles northwest of Pilgrim Creek Experiment Station, east side of Mt. Shasta. Comment
  UC164372  Mimulus primuloides Geo. D. Butler 1910-7-9 1699 Siskiyou Shackleford Creek 1219 Comment
  UCD122893  Mimulus primuloides J. M. Tucker 1950-7-24 1950 Siskiyou beside Cold Creek at the Military Road crossing, about 6 miles northwest of Pilgrim Creek Experiement Station, east side of Mt. Shasta. Comment
  HSC69047  Minuartia nuttallii subsp. gregaria Maralyn A. Renner 1980-8-7 2342 Siskiyou Klamath National Forest, ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  JEPS100204  Minuartia stolonifera Dean W. Taylor 2002-6-10 18120 Siskiyou Scott Mountain, Forest Road 40N08 0.25 miles E of the junction with Highway 3 (3 miles NE from Scott Mountain summit) 1341 Comment
  CDA23863  Mirabilis greenei D. F. Dias 1971-7-19 Siskiyou J. D. Newlin property, Yreka. 0 Comment
  CAS-BOT-BC433076  Mitella trifida John Thomas Howell 1937-7-22 13261 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC58927  Monardella glauca Marvin Butler 1971-8-20 170 Siskiyou Near El Capitan, close to the town of Cave Junction 1585 Comment
  HSC75348  Monardella glauca J. O. Sawyer, M. Mesler 1980-8-10 4030 Siskiyou S of Carmen Lake, ultramafics of Scott Mtn. 1829 Comment
  UC585124  Monardella odoratissima subsp. glauca E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2013 Siskiyou About 1 1/2 miles west of Mt. Shasta City above Sulloway Creek, spur of ridge; Rainbow Ridge 1180 Comment
  UCR21090  Monardella odoratissima subsp. glauca T. W. Fisher, Earl Oatman, R. E. Orth 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  RSA184655  Monardella odoratissima subsp. glauca Clare B. Hardham 1965-8-20 13009 Siskiyou Marble Mtns. near Cudahy Lakes 1524 Comment
  CAS-BOT-BC220357  Monardella odoratissima subsp. pallida Elmer I. Applegate 1935-8-3 10012 Siskiyou North base of Caldwell Butte, Lava Beds National Monument Comment
  HSC67785  Monardella odoratissima subsp. pallida J. O. Sawyer, J. Cole 1980-7-21 3831 Siskiyou N of FS Rd. 44N01 near intersection with road to Lava Camp. 1677 Comment
  JEPS63423  Monardella odoratissima subsp. pallida W. L. Jepson 1937-7-30 18538 Siskiyou Summit Siskiyou Mts., near Poker Flat. 1554 Comment
  UC2035850  Monardella odoratissima subsp. pallida C. L. Hitchcock, J. S. Martin 1939-7-6 5213 Siskiyou Takilma-Happy Camp road 1676 Comment
  CAS-BOT-BC220359  Monardella odoratissima subsp. pallida Wm. Bridge Cooke 1938-8-21 11544 Siskiyou Horse Camp Flats Comment
  CHSC67988  Monardella siskiyouensis David Biek 1988-7-13 Siskiyou Junction of Interstate 5 and Hwy. 96, 10 mi N of Yreka. 609 Comment
  SEINET10582374  Monardella siskiyouensis A. Graff 1993-7-24 Graff 357 Siskiyou Klamath National Forest. Hwy. 96 east, 3.3 miles past the first USNFS Ranger Station, on right roadside. Growing beneath Pinus ponderosa, Quercus kelloggii. Comment
  HSC64135  Monardella villosa J. P. Smith, Steve Selva 1970-6-15 3929 Siskiyou 8 mi. SE of Forks of Salmon on rd. to Cecilville 457 Comment
  UC2035869  Monardella villosa subsp. villosa C. Epling 1938-6-12 Siskiyou Between Happy Camp and Orleans Comment
  UC1475700  Monotropa hypopitys Clifton and Griswold 1979-6-28 6152 Siskiyou near Bittenbender Creek (close to town of Seiad Valley); Seiad Valley Quadrangle 903 Comment
  CDA23975  Montia dichotoma Vernon H. Oswald & Lowell Ahart 1998-6-11 9220 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Road and Highway 97, ca. 5 miles north of Macdoel. Comment
  RSA601896  Montia linearis L. C. Wheeler 1935-4-18 3431 Siskiyou Greenhorn Creek, Siskiyou Mountains. 944 Comment
  JEPS127642  Montia parvifolia Jurriaan M. de Vos 2014-7-10 314 Siskiyou Klamath NF.Ca. 0.4 miles ENE along Forest Road 1055 from Cook and Green Pass. Comment
  CAS-BOT-BC262614  Muhlenbergia andina Beecher Crampton 1956-8-21 3837 Siskiyou Lower slopes of White Ridge, canyon of the south fork of the Sacramento River 1371 Comment
  CHSC63526  Muhlenbergia andina Vernon H. Oswald; Lowell Ahart 1994-8-1 6415 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. On a roadcut. 1341 Comment
  UCD86588  Muhlenbergia filiformis Rimo Bacigalupi; Mr. and Mrs. Van Deventer 1959-7-10 7308 Siskiyou Meadow at Twin Valley, Siskiyou Mts., just east of Del Norte Co. line; 4 air-line miles NNE of Preston Peak; watershed of Indian Creek. 1493 Comment
  LA9644  Muhlenbergia filiformis J. R. Swallen; 1939-7-7 13604 Siskiyou Mount Shasta, Along the road between Bear Springs and Wagon Camp 1676 Comment
  SEINET10599811  Muhlenbergia filiformis Louis C. Wheeler 1935-7-26 Wheeler 3703 Siskiyou Damp sunny meadow, Jaynes Canyon, Siskiyou Mts. T47N R10W S12, Mt. Diablo Mer. 1951 Comment
  SEINET10599825  Muhlenbergia filiformis A. Arthur Heller 1914-8-25 Heller 11704 Siskiyou Plentiful in moist sandy soil near Deetz station 6 miles north of Sisson, completely covering the ground in places on the edges of thickets and burnt-over land. 1158 Comment
  HSC22229  Muhlenbergia montana J. O. Sawyer 1969-8-1 1690 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC33997  Myosotis micrantha J. P. Smith 1974-5-25 7478 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  CAS-BOT-BC516026  Narthecium californicum W. R. Dudley 1905-8-4 s.n. Siskiyou Meadow foot of Mount Eddy Comment
  RSA211312  Narthecium californicum William J. Ferlatte 1966-8-17 402 Siskiyou Northwest side of Caribou Mountain 1829 Comment
  RSA105499  Nasturtium officinale G. D. Barbe 1955-6-29 30 Siskiyou 1 mile east of Callahan 976 Comment
  HSC60827  Navarretia capillaris Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  JEPS70351  Navarretia intertexta Geo. D. Butler 1908-8-27 157 Siskiyou Oro Fino 853 Comment
  UC23429  Navarretia leptalea subsp. leptalea F. W. Morse July, 1886 Siskiyou at Shasta Comment
  CAS-BOT-BC219535  Nemophila parviflora Clarence R. Quick 1958-6-17 58 -23 Siskiyou Near Black Bear Summit south of Sawyer's [Sawyers] Bar on ridge road to Cecilville 1356 Comment
  HSC65639  Nemophila parviflora J. P. Smith, Steve Selva 1970-6-15 3919 Siskiyou 10 mi. NW of Forks of Salmon Comment
  CDA40352  Nemophila pedunculata F. D. Horn 1978-3-1 s.n. Siskiyou Shasta River Canyon, Yreka. 0 Comment
  CHSC72238  Nepeta cataria Vernon H. Oswald; Lowell Ahart 1998-9-16 9636 Siskiyou Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi east of Hwy. 97. 1243 Comment
  UCD126706  Nicotiana attenuata P. Quentin Tomich 1954-6-18 441 Siskiyou Indian Well, Lava Beds National Monument. 1463 Comment
  SEINET4174316  Nitrophila occidentalis G. D. Butler 1910-8-21 1849 Siskiyou Shasta Valley Comment
  RSA120901  Noccaea Milo S. Baker 1957-6-16 13140 Siskiyou Scott Mountains Comment
  CAS-BOT-BC60570  Noccaea fendleri subsp. glauca Alice Eastwood 1923-5-23 11929 Siskiyou Cantara. Southern Pacific RailRoad. Comment
  CAS-BOT-BC60578  Noccaea fendleri subsp. glauca W. R. Dudley 1893-6-20 s.n. Siskiyou Along upper part of Castle Lake Trail near Mount Shasta. Comment
  HSC91013  Noccaea fendleri subsp. glauca Jennifer Whipple 1977-7-21 2024 Siskiyou Slopes and dry meadows near Durney Lake 2073 Comment
  HSC19106  Nothochelone nemorosa J. O. Sawyer 1969-8-1 1626 Siskiyou NE facing slope above Duck Lake Creek 1921 Comment
  NY790539  Nothochelone nemorosa H. L. Mason 1950-7-16 14062 Siskiyou Road from Happy Camp, California, to Waldo, Oregon Comment
  UC1409428  Nothochelone nemorosa Frederick W. Oettinger 1968-8-5 408 Siskiyou n of English Peak leading down to Upper English Lake (High Lake Basins, Salmon Mountains, Marble Mountain Wilderness Area); High Lake Basins, Salmon Mts., Marble Mountain Wilderness Ar 1950 Comment
  UC637029  Nothochelone nemorosa Edward Lee 1934-8-14 1107 Siskiyou near summit of Little Grayback (Siskiyou-Del Norte County line); Siskiyou-Del Norte County line 1865 Comment
  RSA215645  Nothochelone nemorosa Gilbert Muth 1969-8-6 1198 Siskiyou Boulder Peak. 2530 Comment
  HSC27594  Notholithocarpus densiflorus Carl W. Mize 1972-6-21 67 Siskiyou Along trail 335 Comment
  JEPS83887  Nuphar lutea subsp. polysepala Wayne Roderick 1976-7-1 Siskiyou vicinity of Cooke & Green Pass (Siskiyou Mountains, Lily Pad Lake); Siskiyou Mountains, Lily Pad Lake 1706 Comment
  RSA0013865  Nuphar lutea subsp. polysepala Geo D. Butler 1910-7-8 1667 Siskiyou Log Lake, Shackleford Creek. 1220 Comment
  CAS-BOT-BC140451  Oemleria cerasiformis Lewis S. Rose 1945-6-18 45134 Siskiyou Horse Creek & Klamath River 502 Comment
  UC224019  Oenothera elata subsp. hirsutissima Dr. Edward Palmer Jul 13 1892-Jul 27 1892 2520 Siskiyou Mt. Shasta and vicinity Comment
  HSC96420  Oreostemma alpigenum Gordon Leppig, J. Kalt 1996-7-9 369 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  HSC23614  Oreostemma alpigenum var. andersonii J. O. Sawyer 1968-7-9 1763 Siskiyou W of Little Duck Lake Comment
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Sep 26 2011
  HSC4911  Oreostemma alpigenum var. andersonii J. O. Sawyer 1968-7-22 549 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC82354  Oreostemma alpigenum var. andersonii Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4523 Siskiyou Trinity-Siskiyou County line; At head of Scott Mtn. Creek S of Forest Service Campground 1646 Comment
  CAS-BOT-BC500190  Orobanche fasciculata John Thomas Howell 1939-8-4 15028 Siskiyou Marble Mts: between Elk Mt. and Marble River Comment
  RSA0059187  Orobanche uniflora subsp. occidentalis Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mts., Shasta-Trinity National Forest: c. 15 air mi SW of Weed near Kangaroo Lake Campground. Comment
  CHSC71577  Orthilia secunda Vernon H. Oswald; Lowell Ahart 1998-8-3 9431 Siskiyou Near the Pacific Crest Trail in the Scott Mtns., west of Kangaroo Lake. 1981 Comment
  HSC19211  Orthilia secunda J. O. Sawyer 1968-9-9 670 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  HSC61869  Orthilia secunda Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  UC718019  Orthocarpus cuspidatus subsp. copelandii Carl B. Wolf 1934-7-4 5938 Siskiyou 13.5 mi from Horse Creek Bridge (Horse Creek--Dry Lake Lookout); Siskiyou Mountains, Klamath River, Horse Creek, Dry Lake 1524 Comment
  NY90857  Orthocarpus pachystachyus E. L. Greene 1876-5-26 s.n. Siskiyou Comment
  HSC2365  Oxyria digyna William J. Ferlatte 1966-8-19 442 Siskiyou Head of Kidd Creek 2287 Comment
  HSC90560  Packera cana Jennifer Whipple 1976-7-1 1226 Siskiyou Near Little Crater Lake 2195 Comment
  UCSC004596  Panicum capillare Randall Morgan 2004-8-3 4273 Siskiyou Castle Crags State Park, Sacramento River Comment
  CAS-BOT-BC422853  Papaver rhoeas Lillian Mott 1976-6-6 21 LM76 Siskiyou Klamath River at Ash Creek, ca. 4 1/2 miles west of 5 x 96 548 Comment
  CDA3569  Papaver rhoeas T. C. Fuller 1962-6-13 8971 Siskiyou Highway 99 to Yreka, north limits of Gazelle. 0 Comment
  HSC2391  Parnassia fimbriata W. J. Ferlatte 1966-8-19 435 Siskiyou Trinity Alps, Kidd Creek Trail. 1890 Comment
  CAS-BOT-BC175611  Parnassia palustris L. E. Smith 1913-9-1 552 Siskiyou Mt. Eddy Comment
  POM142860  Parnassia palustris var. californica E. B. Copeland 1903-9-6 s.n. Siskiyou Mt. Eddy. Comment
  JEPS11901  Paxistima myrsinites Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-12 4788 Siskiyou upper reaches of Indian Creek Canyon (1.8 mi. below summit of rd. and Del Norte-Siskiyou Co. line, along Happy Camp-Takilma rd.) 1371 Comment
  UC163687  Paxistima myrsinites Geo. D. Butler 1908-8-5 20 Siskiyou gulch below Cold Spring (Woolly Creek); Woolly Creek Comment
  RSA48235  Pectocarya penicillata Roxana S. Ferris, Laura Lorraine 1948-6-12 11785 Siskiyou Outskirts of Etna. Comment
  UC922551  Pedicularis bracteosa var. flavida Annie M. Alexander and Louise Kellogg 1948-9-9 5612 Siskiyou Trail to Taylor Lake (near top of trail); Siskiyou Mountains Comment
  RSA238824  Pedicularis flavida Frederick W. Oettinger 1968-8-3 378 Siskiyou Base camp near Diamond Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UC195478  Pedicularis racemosa A. A. Heller 1914-8-28 11726 Siskiyou e side Mount Eddy 1524 Comment
  HSC67801  Pedicularis semibarbata J. O. Sawyer, J. Cole 1980-7-22 3987 Siskiyou Little Horse Peak 1720 Comment
  CAS-BOT-BC67681  Pellaea brachyptera Marion Ownbey; Fred G. Meyer 1940-7-6 2198 Siskiyou Near summit of Cayenne Ridge on south side, Marble Mountain. Comment
  UC673175  Pellaea brachyptera Lincoln Constance and Reed C. Rollins 1942-5-14 2933 Siskiyou Shasta River 6 mi n of Yreka; Klamath-Siskiyou Region 762 Comment
  POM211337  Pellaea brachyptera L. C. Wheeler 1934-8-15 3157 Siskiyou Siskiyou Mountains: East Fork Horse Creek. 1524 Comment
  SBBG15654  Penstemon anguineus D. Myrick 1961-6-21 313 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1676 Comment
  UC1238940  Penstemon anguineus Freed W. Hoffman 1950-7-13 3492 Siskiyou 1.1 mi ne Baldy Lookout (western Siskiyou County); North Coast Ranges, ne of Baldy Lookout Comment
  UCD124033  Penstemon anguineus Roman Gankin; Brewer, Hildreth, Milam 1965-8-10 604 Siskiyou summit of Indian Creek Road, 3.5 miles south of California-Oregon State line. Comment
  RSA165522  Penstemon anguineus Clare B. Hardham 1961-7-2 8061 Siskiyou Ridge west of Etha. Comment
  JEPS94895  Penstemon cinereus Vernon H. Oswald and Lowell Ahart 1998-6-11 9190 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 plantation, Highway 97 1066 Comment
  UC618803  Penstemon cinereus David Keck 1938-8-24 11582 Siskiyou Bolam Creek Mount Shasta, Bolam Creek (above the creek in forest of Yellow Pine) 2133 Comment
  NY583902  Penstemon cinicola E. I. Applegate 1923-8-18 3854 Siskiyou West base of Redshale Mountain, Medicine Lake 2133.6 Comment
  HSC69127  Penstemon davidsonii Maralyn A. Renner 1980-8-7 2381 Siskiyou Klamath National Forest, NW flank of Preston Peak, near summit 2180 Comment
  CAS-BOT-BC265364  Penstemon davidsonii var. davidsonii H. M. Hall 1902-9-7 s.n. Siskiyou Horse Camp, Mount Shasta Comment
  CAS-BOT-BC265375  Penstemon davidsonii var. davidsonii Marion Ownbey; Fred G. Meyer 1940-7-4 2185 Siskiyou On ridge above head of Brewer Creek, E side of Mount Shasta Comment
  CAS-BOT-BC265377  Penstemon davidsonii var. davidsonii Robert T. Clausen July 27 4977 Siskiyou W fork of Mountainhouse Creek, 3 miles NNE of summit of Mount Shasta 2438 Comment
  CAS-BOT-BC265379  Penstemon davidsonii var. davidsonii Alice Eastwood 1921-7-28 10889 Siskiyou Little Mount Hoffman Comment
  NY590179  Penstemon davidsonii var. davidsonii M. S. Baker 06 1893 s.n. Siskiyou Medicine Lakes Comment
  UC1037430  Penstemon davidsonii var. davidsonii Douglas Barbe 1955-8-1 324 Siskiyou Mount Bolivar, summmit Scott Mountains 2468 Comment
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Mar 6 2013
  POM208357  Penstemon deustus subsp. deustus Louis C. Wheeler 1934-6-9 2668 Siskiyou Dutch Creek off Klamath River. Siskiyou Mtns. 610 Comment
  UC614856  Penstemon deustus var. deustus Beryl O. Schreiber 1932-7-18 446 Siskiyou road nw of Weed Comment
  UC175799  Penstemon deustus var. pedicellatus T. H. Gilbert June 1899 Siskiyou Scott River Valley Comment
  CHSC91350  Penstemon deustus var. suffrutescens Lowell Ahart; John Dittes 2005-6-9 12037 Siskiyou Rocky hill, about 20 yards north of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  CHSC30239  Penstemon gracilentus M. S. Taylor; J. Prouty, E. Heinitz 1980-8-18 3262 Siskiyou Little Mt. Hoffman, n side. 2225 Comment
  JEPS11273  Penstemon gracilentus W. L. Jepson 1940-6-27 20035 Siskiyou e slope Mt. Shasta 1828 Comment
  SEINET10880486  Penstemon gracilentus Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 870 Siskiyou Shasta-Trinity National Forest. At the upper end of county road A10, mile 13.8 (from beginning of road in Mount Shasta City, 12.7 miles from National Forest boundary sign). Highest vehicle accessible point on Mount Shasta. T41N R3W S33 NW 1/4. 2399 Comment
  UC618806  Penstemon gracilentus W. Bridge Cooke 1938-8-21 11547 Siskiyou on lava flats and slopes around Horse Camp (on the sw side Mount Shasta); sw side Mount Shasta, Horse Camp 2438 Comment
  JEPS11463  Penstemon heterodoxus var. shastensis W. L. Jepson 1940-7-3 20106 Siskiyou (5 mi se Bartle) (Large meadow.); Big Bear Flat 1219 Comment
  NY603842  Penstemon humilis var. humilis E. I. Applegate 1931-6-24 6804 Siskiyou Between Bear Paw Cave, Modoc Lava Beds, and Medicine Lake Comment
  RSA407899  Penstemon laetus subsp. sagittatus M. V. Hood 1940-08 s.n. Siskiyou Mt Hebron, near Mt Shasta. 1220 Comment
  CHSC66548  Penstemon laetus var. sagittatus Vernon H. Oswald 1996-7-12 7995 Siskiyou Everitt Memorial Hwy. (A10) E of Mt. Shasta city between mileposts 5 and 6. 1554 Comment
  NY604574  Penstemon laetus var. sagittatus W. B. Cooke 1975-9-3 50481 Siskiyou Above Andesite Station in pine plantation, Mount Shasta Comment
  RSA668197  Penstemon laetus var. sagittatus Karl Vincent, Charlotte A. Labbe 1987-8-12 4510 Siskiyou Cascade range, Mt Shasta; old roadbed in lava flow area along east side of US 97 ca 5.1 mi NE of jct I-5 Business Loop in Weed. 1159 Comment
  UC887109  Penstemon laetus var. sagittatus A. A. Heller 1938-7-12 15257 Siskiyou on U.S. Highway #97 near the western base Deer Mountain; near western base of Deer Mountain Comment
  SBBG16540  Penstemon newberryi D. Myrick 1961-6-19 266 Siskiyou rd to Mt Shasta Ski Bowl 1524 Comment
  SBBG28994  Penstemon newberryi A. E. Culbertson 1943-7-10 67 Siskiyou Castle Lake, 14 mi SW of Mt Shasta, on N side of a 6600' eastern spur of Trinity Mtns Comment
  HSC55718  Penstemon newberryi subsp. berryi G. L. Clifton, Terry Griswold 1979-7-26 10150 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2104 Comment
  RSA101647  Penstemon newberryi subsp. newberryi Lilla Leach 1934-6-26 4872 Siskiyou Poker Flat. Comment
  UC454773  Penstemon newberryi var. newberryi I. J. Condit 1911-7-22 Siskiyou trail to Horse Camp Mt. Shasta, trail to Horse Camp 1828 Comment
  HSC74931  Penstemon parvulus J. P. Smith, Jennifer Whipple 1978-7-2 9974 Siskiyou Trail from Cook and Green Pass to Copper Butte. 1768 Comment
  UC1238922  Penstemon parvulus Freed W. Hoffman 1950-7-13 3490 Siskiyou Baldy Mountain North Coast Ranges, Baldy Mountain (western Siskiyou County) 1828 Comment
  HSC19131  Penstemon parvulus J. O. Sawyer 1969-7-2 1036 Siskiyou NE facing slope near summit above Lipstick Lake 2226 Comment
  NY638943  Penstemon procerus var. brachyanthus J. T. Howell 1939-8-8 15184 Siskiyou Marble Mountains Comment
  HSC21100  Penstemon purpusii William J. Ferlatte 1967-6-8 672 Siskiyou Yellow Rose Mine Trail 1677 Comment
  CHSC67610  Penstemon roezlii J. D. Jokerst 1992-7-30 3410 Siskiyou Top of divide between Trinity River, N of road. (Interstate 5?). Comment
  HSC91117  Penstemon roezlii Jennifer Whipple 1976-7-9 1396 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  HSC71133  Penstemon roezlii Thomas W. Nelson, Jane Nelson 1978-7-24 4495 Siskiyou Siskiyou-Trinity Co. line, along road to Carmen Lake, 100 m from junction with Hwy. 3 1585 Comment
  HSC91118  Penstemon roezlii Jennifer Whipple 1976-7-8 1358 Siskiyou Dobkins Lake drainage on E slopes above Dobkins Lake 2256 Comment
  POM44448  Penstemon roezlii Geo. D. Butler 1910-6-9 1579 Siskiyou Foothills of the Goosenest Mtns. Comment
  NY661066  Penstemon speciosus subsp. speciosus D. D. Keck 1940-6-13 5169 Siskiyou North side of town on Route 97 Comment
  HSC1096  Pentagramma triangularis R. C. Wunner 1965-8-21 461 Siskiyou Lava Beds National Mon., Valentine Cave Comment
  CAS-BOT-BC222750  Perideridia leptocarpa Clifton; Ground 1978-7-12 2026 Siskiyou Near Crawford Creek Guard Station, close to the town of Forks of Salmon 762 Comment
  SEINET5135939  Perideridia leptocarpa Unknown 1966-6-15 3768 Siskiyou W-facing slope above Trinity River 5 miles NW of Cecilville Comment
  UC1446414  Perideridia oregana Laura Witherspoon 1980-9-17 124 Siskiyou Oak Knoll Ranger District 762 Comment
  HSC169  Perideridia parishii subsp. latifolia William J. Ferlatte 1966-8-2 233 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  CAS-BOT-BC423351  Peritoma platycarpa A. A. Heller 1927-8-2 14440 Siskiyou North end of Shasta Valley, near the Klamath River Comment
  CAS-BOT-BC419261  Persicaria maculosa Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch, at Roger's Creek, Somes Bar Comment
  HSC30471  Persicaria maculosa Frederick W. Oettinger 1969-8-29 1562 Siskiyou Between 4th and 5th river crossing, Main N Fork Trail, Salmon Mtns. Comment
  UC1483409  Phacelia corymbosa Maralyn A. Renner 1980-8-7 2422 Siskiyou ridge s Preston Peak; Klamath National Forest, Preston Peak Quad. 1950 Comment
  UC726916  Phacelia corymbosa A. A. Heller 1916-7-22 12486 Siskiyou e side Mt. Eddy Comment
  RSA0003820  Phacelia corymbosa W. L. Jepson 1914-8-14 6161 Siskiyou Dunsmuir. 671 Comment
  POM265888  Phacelia egena Lincoln Constance, R. C. Rollins 1942-5-14 2928 Siskiyou Shasta River, 4 miles north of Yreka. 762 Comment
  HSC43870  Phacelia greenei Jennifer Whipple 1976-5-2 908 Siskiyou 915 Comment
  SFV3013  Phacelia greenei L. Constance, H. L. Mason, J. F. Davidson, J. M. Tucker 1947-5-17 3200 Siskiyou Summit of northwest spur of Scott Mountain. 1829 Comment
  JEPS47358  Phacelia hastata L. R. Heckard and R. Bacigalupi, Ed Stuhl 1966-6-20 1526 Siskiyou Bolam logging rd Mt. Shasta (n side of mt.) 1889 Comment
  RSA184649  Phacelia hastata subsp. hastata Clare B. Hardham 1965-8-20 13014 Siskiyou Cudahy Lakes Comment
  CHSC93551  Phacelia heterophylla subsp. virgata Lowell Ahart; John Dittes 2005-6-9 12026 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
  JEPS2076  Phacelia heterophylla subsp. virgata W. L. Jepson July, 1894 21058 Siskiyou Sisson Comment
  UC1228343  Phacelia heterophylla subsp. virgata L. R. Heckard 1956-8-7 831 Siskiyou along US Hwy 97 Deer Mt., Deer Mt. Lodge (w flank of mt.) 1432 Comment
  RSA427988  Phacelia heterophylla subsp. virgata Edwin Kline 1920-06 s.n. Siskiyou Siskiyou Mtns. Comment
  HSC62461  Phacelia leonis Ruby Van Deventer 1938-7-31 Siskiyou Twin Valley Comment
  UC1540000  Phacelia linearis M. Mitchell 1936-5-14 19 Siskiyou Captain Jack's Stronghold Lava Beds National Monument 1554 Comment
  HSC61876  Phacelia mutabilis Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  UC1282009  Phacelia pringlei Louise Kellogg Aug 5 1953-Aug 7 1953 105 Siskiyou 1 mi n Cory Peak (11 mi e of Callahan on road to Gazelle, then s 5.8 mi on logging road); Scott Mountains, Klamath National Forest, Cabin Meadow 1844 Comment
  UC1023833  Phacelia pringlei Douglas Barbe 1955-7-26 276 Siskiyou spring on n slope Klamath Mountains, Scott Mtn. 1828 Comment
  HSC62290  Phacelia procera Al Hobart 1969-8-8 Siskiyou Youngs Valley Comment
  POM74214  Phacelia procera Geo. D. Butler 1910-7-8 1679 Siskiyou Shackleford Creek. 1524 Comment
  RSA166761  Phacelia procera H. Dearing, M. Dearing 1939-7-1 3777 Siskiyou Salmon Mts. 1829 Comment
  CAS-BOT-BC265816  Phalaris arundinacea Calvin McMillan; Malcom A. Nobs 1949-6-17 802 Siskiyou Grass Lake, Highway 97 Comment
  CAS-BOT-BC77433  Philadelphus lewisii L. B. Kildale 1929-6-25 8361 Siskiyou Klamath River, 6 miles north of Hornbrook Comment
  UC483998  Philadelphus lewisii Carl B. Wolf 1930-10-23 1759 Siskiyou along river 1 mi above Hamburg; Klamath River 243 Comment
  RSA0097441  Philadelphus lewisii John H. Thomas 1949-6-16 s.n. Siskiyou 1/4 mi north of Beaver Creek Public Camp, along Beaver Creek; 5 mi north of junction of Beaver Creek and Klamath River; Klamath National Forest. Comment
  HSC76676  Phleum alpinum K. T. Stillman 1976-7-23 302 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  RSA467441  Phleum alpinum M. B. Dunkle 1945-7-24 9259 Siskiyou Klamath National Forest, Marble Mts. Comment
  SEINET516279  Phleum alpinum Vernon H. Oswald 1997-7-28 8788 Siskiyou SE of Medicine Lake on road 43N54 at a meadow 0.6 mi SE of Paynes Springs. 1920 Comment
  RSA238346  Phleum pratense Frederick W. Oettinger 1968-9-5 728 Siskiyou Southeast side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  RSA239100  Phleum pratense Frederick W. Oettinger 1968-9-5 738 Siskiyou Bear Meadow, Tom's Lake region. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2188 Comment
  UC1736666  Phlox adsurgens Dean W. Taylor 1972-7-3 1590 Siskiyou Cook and Green Pass 1371 Comment
  HSC69741  Phlox diffusa Maralyn A. Renner 1980-6-26 1276 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  HSC86537  Phlox diffusa D. K. Imper Jun 1987 Siskiyou 8 mi. E of town of Mt. Shasta, W of Red Butte 2134 Comment
  RSA237975  Phlox diffusa subsp. subcarinata Frederick W. Oettinger 1969-7-10 964 Siskiyou South of Upper English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountains Wilderness Area. 1921 Comment
  CDA40286  Phlox gracilis T. C. Fuller 1970-5-27 19586 Siskiyou Interstate 5, truck inspection station, Dunsmuir Grade, 4 miles north of Dunsmuir. 0 Comment
  CAS-BOT-BC232826  Phlox hirsuta R. C. Barneby 1954-5-16 11528 Siskiyou 6 miles SW of Yreka Comment
  HSC76669  Phlox rigida K. T. Stillman 1976-7-22 287 Siskiyou Marble Mtn. Wilderness Area Comment
  HSC39318  Phlox speciosa subsp. nitida J. P. Smith 1974-5-26 7382 Siskiyou Along FS Rd. 47N03 1524 Comment
  POM202876  Phlox speciosa subsp. occidentalis J. T. Howell, Alice Eastwood 1934-4-20 1756 Siskiyou Near Yreka on Fort Jones Road Comment
  SEINET3145545  Phlox speciosa subsp. occidentalis G. D. Butler 1910-4-15 1175 Siskiyou Yreka Comment
  CDA22368  Phoradendron densum L. Ahart, J. Dittes 2005-6-1 12068 Siskiyou South of a poor dirt road, about 90 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. Comment
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Oct 5 2019
  CAS-BOT-BC135339  Phoradendron juniperinum L. E. Smith 1914-3-17 586 Siskiyou Weed Comment
  CAS-BOT-BC56489  Phyllodoce empetriformis Joseph P. Tracy 1935-8-1 14406 Siskiyou Rock Lake, on ridge between Salmon and New Rivers, at extreme head of West Fork of Knownothing Creek 1889 Comment
  CAS-BOT-BC56496  Phyllodoce empetriformis Douglas Barbe 1955-7-26 286 Siskiyou on the north slope of Scott Mtn. 1981 Comment
  CAS-BOT-BC56507  Phyllodoce empetriformis Lewis S. Rose 1925-8-3 s.n. Siskiyou Mt. Shasta Comment
  CHSC96441  Phyllodoce empetriformis Gordon Leppig; T. LaBanca, L. Arguello 1997-6-27 496 Siskiyou Klamath National Forest. Russian Wilderness, Little Duck Lake Fen. In cirque west of Little Duck Lake. UTM Zone 10 NAD 1927, 503813E, 4572466N. 2200 Comment
  JEPS66672  Phyllodoce empetriformis Willis L. Jepson 1894-8-4 Siskiyou Mount Shasta, Horse Camp Horse Camp; Region of the Upper Sacramento, Mount Shasta, Horse Camp Comment
  SEINET3108276  Phyllodoce empetriformis Steve Selva, Roger Jensen 1974-8-23 41 Siskiyou Collected in the environs of Devil's Punchbowl. Comment
  UCD117722  Phyllodoce empetriformis K. F. Mawdsley 1996-7-9 12 a Siskiyou California, Siskiyou County. Russian Wilderness in Klamath NF. Along Little Duck Lake. 2036 Comment
  SEINET7270862  Phyllodoce empetriformis G. D. Butler 1910-7-8 1686 Siskiyou Shackleford Creek 1829 Comment
  CAS-BOT-BC60777  Physaria occidentalis Arthur Menzies 1962-7-21 s.n. Siskiyou Mount Eddy. 2529 Comment
  RSA537377  Physocarpus capitatus Walter Wisura, J. Romero 1991-10-17 4596 Siskiyou 1.5 mi up Sugar Creek Rd, N of Callahan. Comment
  CAS-BOT-BC78174  Picea breweriana Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., [Cuddyhi] Cuddihy Lake Comment
  CDA493  Picea breweriana G. Fred Hrusa 1998-7-5 14675 Siskiyou Happy Camp- O Brien Rd; S side below summit. Comment
  JEPS48371  Picea breweriana W. L. Jepson 1907-7-6 2847 Siskiyou Marble Mt. region Marble Mt. 1828 Comment
  UC1318222  Picea breweriana Alan Bell 1963-8-17 Siskiyou on slope sw Log Lake (10 deg e from summit of Bear Ridge on its ne side); Klamath National Forest, Scott Mountains 1965 Comment
  UC705881  Picea breweriana Marion Ownbey, Fred G. Meyer 1940-7-6 2205 Siskiyou summit of Cayenne Ridge on w side Marble Mountain, Cayenne Ridge Comment
  UC336772  Picea breweriana unknown 1889-10-18 Siskiyou near Waldo, Oregon; Siskiyou Mts. Comment
  HSC1359  Pinus attenuata Geo. D. Butler 1908-8-26 518 Siskiyou Head of Russian Creek, W side of Salmon Mtn. Comment
  RSA126257  Pinus attenuata I. L. Wiggins 1955-7-24 13485 Siskiyou Ridge between upper reaches of China Creek and Blind Horse Creek. 1463 Comment
  HSC32576  Pinus balfouriana Steven Lagos 1974-5-26 80 Siskiyou Little Duck Lake and ridge above it, Bulk Collection # 65 2073 Comment
  UC1452400  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-7-1 Siskiyou near Upper High Camp Creek 2103 Comment
  HSC101735  Pinus balfouriana subsp. balfouriana Michael Kauffmann 2013-5-27 12 Siskiyou West ridgeline above Wright Lake 2222 Comment
  HSC68674  Pinus contorta Maralyn A. Renner 1980-7-4 1434 Siskiyou Clear Creek Trail, N of Trout Camp. 1067 Comment
  HSC29658  Pinus jeffreyi Frederick W. Oettinger 1968-9-8 775 Siskiyou 1/10 mi. N of English Lake, Bulk Collection # 49 1768 Comment
  HSC69371  Pinus monticola J. O. Sawyer, J. Cole 1980-7-19 3673 Siskiyou N and W of Little Mt. Hoffman 1982 Comment
  UC401411  Pinus ponderosa Geo. D. Butler 1908-7-12 1097 Siskiyou Humbug Mountain Comment
  UC1190184  Piperia transversa Ira L. Wiggins 1955-7-24 13483 Siskiyou between upper reaches of China and Blind Horse Creeks 1234 Comment
  JEPS64472  Piperia unalascensis E. L. Greene 1876-1 Siskiyou near Yreka Comment
  JEPS82445  Plagiobothrys hispidulus Gilbert Muth 1966-7-19 424 Siskiyou horse pasture above camp Marble Mountain Wilderness Area 1798 Comment
  UC54743  Plagiobothrys hispidulus Harley P. Chandler June 1901 1704 Siskiyou near Marble Mountain (Shackleford Canyon); North Coast Ranges, Shackleford Canyon 1828 Comment
  UC726461  Plagiobothrys hispidulus A. A. Heller 1919-6-25 13264 Siskiyou Compton's Prairie Comment
  HSC82264  Plagiobothrys kingii Thomas W. Nelson, Jane P. Nelson 1980-7-5 5981 Siskiyou Fowler's Campground 1006 Comment
  POM71621  Plagiobothrys scouleri var. hispidulus Marcus E. Jones 1882-7-8 s.n. Siskiyou Duncan s Mill. 100 mi N of S.F Comment
  JEPS68263  Plantago eriopoda L. R. Heckard 1972-5-31 2936 Siskiyou about 2 mi e Gazelle (on road to Weed) Comment
  RSA715775  Plantago eriopoda L. Ahart, John Dittes 2005-6-10 12104 Siskiyou 30 yards E of the Shasta River, near the south fence, 100 yards S of the pump house along the Shasta River, about 1.9 air miles S of highway 99/97 cutoff, about 6 air miles ESE of Grenada. 777 Comment
  HSC67861  Plantago lanceolata J. P. Smith, Steve Selva 1970-6-16 4031 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  HSC61842  Platanthera dilatata var. leucostachys Al Hobart 1967-1 Siskiyou Poker Flat 1585 Comment
  RSA382873  Platanthera leucostachys M. B. Dunkle 1945-7-8 9212 Siskiyou Big Rock Spring; Klamath National Forest; Marble Mts. Comment
  RSA237642  Platanthera sparsiflora Frederick W. Oettinger 1969-7-29 1101 Siskiyou Outlet of Uncles Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC261041  Poa Gilbert Muth 1966-7-17 402 Siskiyou Trail to lookout, Marble Mts. 1828 Comment
  UCD90581  Poa bolanderi A. H. Murphy 1955-7-27 55 F Siskiyou Klamath National Forest. Marble Mountains. Pierce's Draw Meadow. 1676 Comment
  HSC36818  Poa bulbosa J. P. Smith 1974-5-27 7615 Siskiyou Along FS Rd. 47N03 1280 Comment
  UCD90607  Poa bulbosa Alan A. Beetle; G. L. Stebbins Jr. 1942-5-30 3385 Siskiyou at Weed. Comment
  UCD90667  Poa bulbosa Morris Halperin 1930-7-11 310 a Siskiyou outskirts of Eureka. Comment
  UCD91091  Poa howellii A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3429 Siskiyou 13 miles east of Hamburg, banks of the Klamath River. Comment
  CDA2375  Poa palustris Bill Huse 1960-8-8 Siskiyou Tulelake. 0 Comment
  SEINET10717135  Poa pratensis Paul M. Peterson 2006-8-9 Peterson 19764 Siskiyou E. Side of Taylor Lake, Russian Wilderness. Edge of woods, with Veratrum viride, Pteridium aquilinum, Alnus, Abies, Aconitum columbianum, Rumex acetosells, Solidago, Phleum alpinum, Danthonia, Deschampsia and Juncus. 1979 Comment
  CAS-BOT-BC255232  Poa pratensis subsp. pratensis L. P. Janeway 1983-8-26 592 Siskiyou Poker Flat, Siskiyou Mountains 1524 Comment
  UC1037088  Poa pratensis subsp. pratensis Leo Whitney 1934-6-29 2222 Siskiyou near Tennant (Antelope Creek) 1463 Comment
  UC1146672  Poa pringlei Freed W. Hoffman 1950-7-13 3655 Siskiyou western Baldy Mt; North Coast Ranges Comment
  HSC102656  Poa secunda subsp. juncifolia J. P. Smith 2009-6-1 12615 Siskiyou Road to Tenant. Comment
  CAS-BOT-BC243217  Poa secunda subsp. secunda John Thomas Howell 1934-7-4 s.n. Siskiyou SE corner of county Comment
  CAS-BOT-BC243228  Poa secunda subsp. secunda Geo. D. Butler 1910-5-6 1294 Siskiyou Near Yreka Comment
  HSC10245  Poa secunda subsp. secunda R. C. Wunner 1965-6-22 247 Siskiyou Lava Beds National Monument, Canby Cross. 1220 Comment
  HSC27327  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5672 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  HSC30659  Poa secunda subsp. secunda Frederick W. Oettinger 1968-9-1 642 Siskiyou Salmon Mountains, at the base of Abbotts Lake. 1799 Comment
  UC1265444  Poa secunda subsp. secunda Frederick W. Oettinger 1969-8-6 1223 Siskiyou s side Pine Lake; Salmon Mts, High Lake Basins, Harvey Monroe Hall Natural Are 1950 Comment
  UC39694  Poa secunda subsp. secunda Harley P. Chandler June, 1901 1664 Siskiyou Marble Mt; North Coast Ranges 2743 Comment
  UCD91757  Poa secunda subsp. secunda A. H. Murphy 1959-7-22 59 Q Siskiyou Shasta National Forest. Porcupine Lake. 2286 Comment
  UCD92067  Poa secunda subsp. secunda Louis C. Wheeler 1934-8-9 3076 Siskiyou Siskiyou Mountains. Head Jaynes Canyon. 1920 Comment
  UCD18948  Podagrostis humilis A. H. Murphy 1954-8-11 54 D Siskiyou Klamath National Forest, U.S.F.S., Round Meadow. 1676 Comment
  SEINET13763051  Polemonium carneum G. D. Butler 1910-5-15 1344 Siskiyou McAdams Creek Comment
  UC164116  Polemonium micranthum Geo. D. Butler 1909-3-16 551 Siskiyou near Yreka; near Yreka Comment
  LA206593  Polemonium pulcherrimum L. Ellison; 1928-11-11 516 Siskiyou Mt Shasta 2743 Comment
  POM301665  Polemonium pulcherrimum Marion Ownbey, Fred G. Meyer 1940-7-4 2186 Siskiyou On ridge above head of Brewer Creek, east side of Mt. Shasta. Comment
  CHSC71589  Polygala cornuta var. cornuta Vernon H. Oswald; Lowell Ahart 1998-8-3 9411 Siskiyou Kangaroo Lake Rd. (USFS 41N08) 3.5 mi southeast of Gazelle-Callahan Rd. 1493 Comment
  UC1034061  Polygala cornuta var. cornuta W. Bridge Cooke 1941-9-5 16259 Siskiyou along Sisson Southern Trail and Memorial Highway Mount Shasta 1371 Comment
  JEPS80505  Polygonum Gilbert Muth 1966-7-19 423 A Siskiyou Marble Mountain Wilderness Area, Horse pasture above camp Marble Mountain Wilderness Area 1798 Comment
  RSA516405  Polygonum amphibium var. emersum Geo. D. Butler 1908-7-16 193 Siskiyou Klamath Rim near Anderson's Ferry Comment
  CHSC91233  Polygonum aviculare Lowell Ahart; John Dittes 2005-6-10 12060 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
  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
  JEPS82457  Polygonum davisiae Gilbert Muth 1966-7-14 392 Siskiyou flat above Marble Valley (Marble Gap trail); Marble Mt. Wilderness Area 1828 Comment
  CAS-BOT-BC414599  Polygonum douglasii Elmer I. Applegate 1923-8-20 3903 Siskiyou Medicine Lake Comment
  RSA601447  Polygonum douglasii Louis C. Wheeler 1935-7-26 3700 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  CAS-BOT-BC414595  Polygonum douglasii Louis C. Wheeler 1934-7-3 2859 Siskiyou Klamath National Forest. Soda Creek 1676 Comment
  CDA22794  Polygonum douglasii Don Shaw 1978-8-23 Siskiyou Cherry Farms, Macdoel. 0 Comment
  UC375148  Polygonum douglasii subsp. douglasii Geo. D. Butler 1910-7-14 1779 Siskiyou Shackleford Creek Comment
  UC61060  Polygonum douglasii subsp. douglasii W. A. Setchell, C. C. Dobie 1902-7-26 Siskiyou Sisson Mount Shasta Comment
  CHSC71313  Polygonum douglasii subsp. majus Vernon H. Oswald; Lowell Ahart 1998-6-11 9187 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
  JEPS94639  Polygonum douglasii subsp. spergulariiforme Vernon H. Oswald and Lowell Ahart 1998-8-3 9405 Siskiyou junction of Gazelle-Callahan Rd. and USFS 41N03 (11.5 mi w of Gazelle) 1524 Comment
  UC1540158  Polygonum douglasii subsp. spergulariiforme Dean Wm. Taylor Glenn L. Clifton, R. Doug Stone 1987-8-6 9241 Siskiyou Porcupine Lake; small vernal depression in indurate lava flow 1304 Comment
  UC1408816  Polygonum polygaloides subsp. kelloggii Frederick W. Oettinger 1969-7-11 975 Siskiyou Hancock Lake Salmon Mountains, Marble Mountain Wilderness Area (along trail just nw of falls, w Siskiyou Co.) 1889 Comment
  CAS-BOT-BC420070  Polygonum polygaloides subsp. kelloggii Gilbert Muth 1966-7-19 425 Siskiyou Marble Mts. 1798 Comment
  CAS-BOT-BC420073  Polygonum polygaloides subsp. kelloggii Doris K. Kildale 1928-7-4 5528 Siskiyou 1 1/2 miles east of summit between Salmon River & Etna. Comment
  HSC17533  Polygonum shastense W. L. Jepson 1894-8-4 14785 Siskiyou Mt. Shasta, timber line Comment
  LA51270  Polygonum shastense William Bridge Cooke; 1939-8-8 13839 Siskiyou Mount Shasta, vicinity of Horse Camp Comment
  SBBG21921  Polygonum shastense D. Myrick 1964-7-25 957 Siskiyou above Ski Bowl Lodge on Mt Shasta 2407 Comment
  UCD100901  Polygonum shastense Jack Major 1961-7-14 652 Siskiyou ridge above Mud Creek, Mount Shasta. 2316 Comment
  CAS-BOT-BC421081  Polygonum spergulariiforme Alice Eastwood 1912-8-30 2086 Siskiyou North fork trail, Mount Eddy Comment
  RSA120859  Polygonum spergulariiforme G. D. Barbe 1957-7-13 379 Siskiyou Big Flat Public Camp, Klamath National Forest along the path to the spring, west side of camp. Comment
  SBBG28173  Polystichum californicum L. C. Wheeler 1934-8-16 3172 Siskiyou 2 mi E of White Mtn 1920 Comment
  HSC69191  Polystichum imbricans Maralyn A. Renner 1980-9-1 2698 Siskiyou S side of Devil's Punchbowl 1829 Comment
  HSC79154  Polystichum imbricans C. J. Thomas 1983-10-1 104 Siskiyou 0.75 mi. from Indian Scotty campground on gravel rd. to Paradise Lake 854 Comment
  HSC1144  Polystichum imbricans R. W. Spjut 1968-11-5 165 Siskiyou 1 mi. from S Suggar Lake in the Salmon Mtns. 1829 Comment
  UC812653  Polystichum imbricans subsp. imbricans W. Bridge Cooke 1939-7-14 13682 Siskiyou Sisson Southern Trail Mt Shasta Comment
  HSC79135  Polystichum kruckebergii C. J. Thomas 1983-10-1 84 Siskiyou N side of Black Mtn. in Marble Mtn. Wilderness 1976 Comment
  UC1076339  Polystichum lemmonii Dorothy Tebbe 1929-6-28 26 Siskiyou Mt. Eddy Comment
  HSC76642  Polystichum lemmonii K. T. Stillman 1976-6-26 115 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  OBI1445  Polystichum lonchitis Lawrence L. Kiefer 1963-8-7 755 Siskiyou Baldy Mtn (W of Happy Camp) 1/2 mi NW of L.O. Comment
  UC371162  Polystichum munitum G. D. Butler 1908-8-24 245 Siskiyou Eldridge's Corral; Russian Creek 1219 Comment
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Jan 13 2007
  CAS-BOT-BC72509  Polystichum scopulinum Peter H. Raven 1956-9-4 10385 Siskiyou ridge S. of Mt. Eddy 2286 Comment
  HSC92650  Polystichum scopulinum Jennifer Whipple 1978-7-20 2361 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River 2439 Comment
  UC164391  Populus trichocarpa Geo. D. Butler 1910-4-16 1177 Siskiyou Yreka Creek Comment
  JEPS104988  Porterella carnosula Dean W. Taylor 1996-7-27 15860 Siskiyou Grass Lake (about 15 air miles northeast of Weed); Klamath National Forest 1524 Comment
  CDA848  Potamogeton pectinatus P. Zedeker 1964-7-28 Siskiyou Orr Lake, northwest of Bray. 0 Comment
  RSA238841  Potamogeton pusillus subsp. tenuissimus Frederick W. Oettinger 1969-8-22 1494 Siskiyou Mucky bottom of Horses Hole. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  CDA34728  Potamogeton pusillus var. tenuissimus L. Ahart, John Dittes 2010-7-3 16963 Siskiyou In the Shasta River, about 30 yards northwest of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. Comment
  CAS-BOT-BC267227  Potamogeton robbinsii John Thomas Howell 1939-8-9 15196 Siskiyou Sky High Valley, Marble Mountains 1828 Comment
  CHSC106102  Potentilla anserina subsp. anserina Lowell Ahart; John Dittes 2010-7-30 16940 Siskiyou About 5 yards south of the Shasta River, about 10 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  UCD113827  Potentilla drummondii J. M. Tucker 1974-7-28 4320 Siskiyou Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  RSA237620  Potentilla drummondii Frederick W. Oettinger 1967-8-13 253 Siskiyou Below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  JEPS74487  Potentilla fruticosa W. J. Ferlatte 1966-8-19 441 Siskiyou Kidd Creek Trail Trinity Alps, Kidd Creek Trail 1676 Comment
  RSA68942  Potentilla glandulosa subsp. ashlandica A. E. Culbertson 1943-7-7 16 Siskiyou Castle Lake, in a N facing cirque with an abrupt 1000' backwall; 14 miles SW of Mt. Shasta on N side of 6600' eastern spur of Trinity Mts. 2000' above Sacramento R. within 10 air miles of its headwaters to the W. 1657 Comment
  UCR37851  Potentilla glandulosa subsp. nevadensis K. T. Stillman 1976-6-26 123 Siskiyou Marble Mountain Wilderness Area, near Bear Lake 1829 Comment
  POM208202  Potentilla glandulosa var. nevadensis Louis C. Wheeler 1934-6-19 2732 Siskiyou Cottonwood Creek, Siskiyou Mts. 1433 Comment
  RSA237859  Potentilla glandulosa var. nevadensis Frederick W. Oettinger 1968-8-16 531 Siskiyou Summit of Red Hill, N of Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2058 Comment
  HSC128  Potentilla gracilis var. fastigiata William J. Ferlatte 1966-8-18 423 Siskiyou Willow Creek Trail. 1707 Comment
  JEPS98790  Potentilla gracilis var. fastigiata Sue Pappalardo 1993-7-19 494 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
  UC1128235  Potentilla gracilis var. fastigiata L. Whitney 1934-6-27 8 Siskiyou Tennant Dorris Quad., Antelope Creek 1463 Comment
  CAS-BOT-BC540549  Potentilla gracilis var. fastigiata Wm. Bridge Cooke 1939-7-7 13591 Siskiyou Bear Springs, Mount Shasta 1524 Comment
  CAS-BOT-BC540560  Potentilla gracilis var. fastigiata A. A. Heller 1918-7-16 13030 Siskiyou Mt. Eddy west of Sisson 2651 Comment
  CAS-BOT-BC540563  Potentilla gracilis var. fastigiata W. R. Dudley 1899-8-13 s.n. Siskiyou Near McCloud Comment
  CAS-BOT-BC540571  Potentilla gracilis var. fastigiata Alice Eastwood 1912-7-17 1184 Siskiyou Sisson Comment
  POM36721  Potentilla gracilis var. fastigiata Geo. D. Butler 1910-5-28 1419 Siskiyou Shasta Valley. Comment
  RSA237845  Potentilla gracilis var. fastigiata Frederick W. Oettinger 1969-7-31 1118 Siskiyou Along trail midway between English Lake and drift fence. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA29631  Potentilla gracilis var. fastigiata Stephen Edwards 1975-8-2 s.n. Siskiyou [Unspecified] Comment
  JEPS47217  Potentilla gracilis var. gracilis Geo. D. Butler 1909-6-13 923 Siskiyou Oro Fino Comment
  POM88583  Prunus emarginata Edward Palmer 1892-7-13 2563 Siskiyou Mount Shasta and vicinity Comment
  SD76177  Prunus emarginata Helen Witham 1969-10-9 601 Siskiyou One mile above pine plantation. Thicket beside road at 5000ft. Sign 1500 Comment
  UCD77961  Prunus emarginata Robert E. Preston 2001-6-30 1652 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W nw 1/4 of se 1/4 Section 14 1889 Comment
  RSA96065  Prunus emarginata Percy C. Everett 1954-10-10 20259 Siskiyou 6.8 miles E of McCloud on road to Mt. Shasta (the town). Hwy 89. 1174 Comment
  HSC19575  Prunus subcordata J. F. Knezevich 1967-6-3 180 Siskiyou W of McCloud to Signal Butte Comment
  CAS-BOT-BC151245  Prunus virginiana var. demissa Carl B. Wolf 1927-8-27 1114 Siskiyou On the Klamath River, Happy Camp Comment
  CAS-BOT-BC151249  Prunus virginiana var. demissa Geo. D. Butler 1910-7-24 1795 Siskiyou Yreka Creek Comment
  HSC76874  Prunus virginiana var. demissa K. T. Stillman 1976-6-26 136 Siskiyou Marble Mtn. Wilderness Area, Kings Castle 2134 Comment
  POM88104  Prunus virginiana var. demissa Geo. D. Butler 1910-4-30 1248 Siskiyou [Greka or Silka]? Creek Comment
  RSA15596  Prunus virginiana var. demissa Carl B. Wolf 1927-8-27 1111 Siskiyou On the Klamath River, Happy Camp. Comment
  RSA3386  Prunus virginiana var. demissa Carl B. Wolf 1931-9-2 2389 Siskiyou Near the fish hatchery at Mt. Shasta City (Sisson). Comment
  HSC29165  Pseudognaphalium thermale Frederick W. Oettinger 1969-8-19 1449 Siskiyou Marble Mtn. Wilderness Area, ridge from Arrow Peak to King David Peak, English Lake Basin 1936 Comment
  CHSC227  Pseudostellaria jamesiana K. Jaekel 1939-7-29 Siskiyou Meadow on Mt. Eddy. Comment
  UC1185304  Pseudostellaria jamesiana H. E. Brown 1897-6-10 Siskiyou near Sisson; near Sisson 1083 Comment
  RSA52432  Pseudostellaria jamesiana Dorothy Parker 1948-6-14 s.n. Siskiyou Rail Creek, Plowman s Valley 1204 Comment
  HSC45039  Pseudotrillium rivale J. O. Sawyer, Ed Cope 1977-6-21 2983 Siskiyou Near Prescott Peak 1677 Comment
  HSC69140  Pseudotsuga menziesii var. menziesii Maralyn A. Renner 1980-8-8 2477 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  NY63884  Pseudotsuga menziesii var. menziesii D. B. Dunn 1973-6-3 20650 Siskiyou Vicinity of the campground on the Salmon River, 8.3 miles west of Cecilville Comment
  UC42931  Pteridium aquilinum var. pubescens Marshall A. Howe 1894-8-8 Siskiyou Shasta Soda Springs Comment
  JEPS107662  Puccinellia lemmonii Lowell Ahart, John Dittes 2005-6-9 12006 Siskiyou Meadow area along a small drainage, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  UCD91896  Puccinellia lemmonii Mr. Roseman 1913-1 19 Siskiyou Butte Valley. Comment
  SEINET9342725  Purshia tridentata Unknown 2009-5-31 Siskiyou High elevation, semi-arid desert ecosystem; native species; collected at Lava Beds National Monument, directly South of Tulelake, CA. Comment
  CAS-BOT-BC147912  Purshia tridentata var. tridentata D. E. Breedlove 1962-6-11 3360 Siskiyou Along State Highway 89, 8.0 miles east of McCloud; Cascade Range 1127 Comment
  RSA0082808  Pyrola aphylla M. B. Dunkle 1944-7-17 9119 Siskiyou Deer Creek. 1767 Comment
  HSC44585  Pyrola asarifolia subsp. asarifolia Laura Witherspoon 1977-7-30 Siskiyou Periphery of Flint Valley 1341 Comment
  HSC61039  Pyrola asarifolia subsp. bracteata Ruby Van Deventer 24 Aug [year missing] Siskiyou Cameron Meadows Comment
  HSC4788  Pyrola crypta William J. Ferlatte 1966-8-5 326 Siskiyou N side of Caribou Mtn. 1982 Comment
  RSA0080478  Pyrola dentata R. F. Thorne 1969-8-2 63391 Siskiyou Klamath National Forest, Salmon Mountains: Marble Mtn Wilderness, along trail to English Peak. 1159 Comment
  RSA0084305  Pyrola picta Diana D. Jolles, Erik M. Beaston 2011-7-3 440 Siskiyou Shasta-Trinity National Forest (Shasta Unit). Area is about 5 miles south-southeast of Bartle. On 39N06 road between Highway 89 and Pacific Crest Trail, just past Bartle Gap. 1478 Comment
  SJSU6519  Pyrola picta R. W. Trivelpiece 1972-6-28 142 Siskiyou Red Hill, 10 mi W of Klamath R, c. 15 mi SW of Happy Camp 1645 Comment
  CHSC34104  Pyrrocoma racemosa var. pinetorum J. D. Jokerst; M. D. Huffine 1981-9-8 1462 Siskiyou E of road in the section. 1249 Comment
  CAS-BOT-BC45745  Quercus Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou West side of Gumboot Lake, Trinity Mts. 1828 Comment
  JEPS37941  Quercus garryana W. L. Jepson 1902-7-20 2085 Siskiyou Summerville Comment
  CAS-BOT-BC94653  Quercus garryana W. R. Dudley 1901-8-26 s.n. Siskiyou W of Willow Creek Slope, Salmon Mountains Comment
  CAS-BOT-BC62760  Quercus garryana var. breweri Doris K. Kildale 1928-8-18 6442 Siskiyou lead of north fork of Salmon River at Finley's upper Camp Comment
  UC338537  Quercus garryana var. breweri unknown Jul 28 1888-Aug 13 1888 Siskiyou near Mt. Shasta (near Soda Spring) Comment
  RSA476805  Quercus garryana var. garryana Bonnie C. Templeton 1957-6-21 s.n. Siskiyou N of Callahan Comment
  CAS-BOT-BC104340  Quercus sadleriana Baki Kasapligil 1981-6-26 6188 Siskiyou Between road junction going to Bolan Lake (glacier lake) Comment
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Jun 23 2018
  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-BC104365  Quercus sadleriana Sandra L. Holloway 1963-10-12 77 Siskiyou Junction Red Rock valley trail and Canyon Creek trail, Marble Mountain Wilderness Area 1341 Comment
  CAS-BOT-BC104369  Quercus sadleriana Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road 1524 Comment
  RSA152195  Quercus sadleriana Reino Alava, Aloha Alava, Rimo C. Bacigalupi 1958-9-3 2454 Siskiyou At the junction of the road to Poker Flat and the road from Happy Camp to Takilma. 1377 Comment
  UC1043394  Quercus sadleriana P. C. Everett and E. K. Balls 1954-10-12 20274 Siskiyou 2 mi w Dry Lake Lookout (Horse Creek to Dry Lake Lookout); Horse Creek 1920 Comment
  UCD47232  Quercus sadleriana R. Tofsrud; J. M. Tucker 1948-8-3 1779 A Siskiyou Summit of Happy Camp- O'Brien (Oregon) road, on Del Norte-Siskiyou County line, California. 1371 Comment
  UCD47259  Quercus sadleriana John M. Tucker 1972-8-8 4247 A Siskiyou (Q. garryana Hook. var. breweri (Engelm.) Jepson). California, Siskiyou Co.; Marble Mountains, trail from Whiskey Camp to Elk Peak, ca. 2.5 mi. west-southwest of Marble Valley Guard Station (extreme southeast corner of Section 20, R.11W., T.42N. 1828 Comment
  RSA697641  Quercus sadleriana Leo Miller 1938-07 s.n. Siskiyou On top of mountains between Illinois and Roove Rivers 12 miles east of Agness Ore. 762 Comment
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Apr 26 2014
  CAS-BOT-BC104617  Quercus vacciniifolia William Bridge Cooke 1941-9-16 16320 Siskiyou along the Castle Lake Road 1219 Comment
  UC1045205  Quercus vacciniifolia unknown 1940-6-5 15044 Siskiyou along the Castle Lake Road Comment
  UCR222479  Quercus vacciniifolia R. F. Thorne 1969-8-2 63399 B Siskiyou Klamath Ranges Region; Salmon Mountains, Klamath National Forest, Marble Mountain Wilderness Area, trail to English Peak [along N fork of Salmon River] 1159 Comment
  UCD15034  Ranunculus John M. Tucker 1963-7-8 3733 Siskiyou Marble Mountain Wilderness Area, trail to Marble Valley, ca. 2 mi. south of Paradise Lake; Comment
  CAS-BOT-BC379473  Ranunculus alismifolius D. E. Breedlove 1962-6-11 3371 Siskiyou along State Hwy 89, 17.6 mi east of McCloud Cascade Mts. 1219 Comment
  RSA399378  Ranunculus aquatilis var. capillaceus M. B. Dunkle 1929-8-26 2337 Siskiyou Golden Trout Creek. 2744 Comment
  SBBG48693  Ranunculus aquatilis var. diffusus R. N. Philbrick 1974-9-2 Siskiyou Shasta River, just E of Grenada Comment
  UC827780  Ranunculus flammula Alice Eastwood 1912-7-15 1087 Siskiyou McCloud Comment
  POM100037  Ranunculus occidentalis Geo. D. Butler 1909-3-20 568 Siskiyou Scott River. Comment
  UC165304  Ranunculus occidentalis Geo. D. Butler 1909-3-20 568 Siskiyou near Scott River Comment
  HSC39294  Ranunculus occidentalis var. occidentalis J. O. Sawyer 1970-4-4 2082 Siskiyou Along Sugar Creek 823 Comment
  RSA47794  Ranunculus orthorhynchus Roxana S. Ferris, Laura Lorraine 1948-6-12 11820 Siskiyou E Fork of Scott River drainage, Parker Ranch, Plowman's Valley. 1204 Comment
  UC1025102  Ranunculus uncinatus Leo Whitney 1934-6-24 1851 Siskiyou near Tennant; Antelope Creek 1463 Comment
  RSA28827  Rhamnus californica subsp. occidentalis A. A. Heller 1916-7-22 12490 Siskiyou E side of Mt. Eddy Comment
  POM283029  Rhamnus ilicifolia Lyman Benson 1929-3-27 1076 Siskiyou Rocky slopes by Klamath River, Pacific Hwy Comment
  RSA30429  Rhamnus purshiana A. A. Heller 1915-7-18 12132 Siskiyou Metcalf's ranch, NE base of Mt. Eddy in moist soil in the forest. 1189 Comment
  RSA7821  Rhamnus purshiana Doris K. Kildale 1928-8-18 6423 Siskiyou N Fork Salmon River at Finley Camp. Comment
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Jan 25 2013
  UC54499  Rhamnus purshiana H. M. Hall and E. B. Babcock Jun 1903 4130 Siskiyou Head of McCloud River Sierra Nevada Mountains, Mount Shasta 1524 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
  UC455434  Rhamnus rubra I. J. Condit 1911-7-13 Siskiyou Dunsmuir Comment
  UC725519  Rhamnus rubra A. A. Heller 1920-8-13 13525 Siskiyou Upton Comment
  RSA34039  Rhamnus rubra subsp. obtusissima A. A. Heller 1920-8-13 13525 Siskiyou Upton. Comment
  HSC101869  Rhododendron columbianum R. D. Whittlesey 2013-8-3 13 Siskiyou 3.2 mi. west on Castle Creek Rd. from Castella, and 3.0 mi. up Sulfur Creek Climber's Trail. 1585 Comment
  HSC31493  Rhododendron columbianum Steve Selva, Roger Jensen 1974-8-25 49 Siskiyou W end of Little Duck Lake Comment
  SEINET3155932  Rhus trilobata var. quinata G. D. Butler 1910-6-29 1615 Siskiyou near Yreka Comment
  JEPS49271  Ribes aureum Geo. D. Butler 1904-4-13 598 Siskiyou near Yreka (Butler's Ranch) Comment
  CAS-BOT-BC92408  Ribes aureum var. aureum L. E. Smith 1913-5-4 250 Siskiyou Hornbrook. Comment
  JEPS84059  Ribes binominatum L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6419 Siskiyou ca. 5 mi n Seaid Valley (town) (cirque at head of Hell's Canyon); Kangaroo Mountain 1828 Comment
  CAS-BOT-BC108776  Ribes cereum Elmer I. Applegate 1935-8-4 10026 Siskiyou Upper Ice Cave, Lava Beds National Monument. Comment
  RSA0024866  Ribes cereum William J. Ferlatte 1966-7-6 187 Siskiyou Caribou Basin. 1982 Comment
  RSA0024874  Ribes cereum var. cereum M. O'Mera 1974-5-27 471 Siskiyou Along road 47N03. 1646 Comment
  UC144335  Ribes divaricatum A. A. Heller 1905-6-15 8042 Siskiyou Near Sisson Comment
  RSA0023967  Ribes indecorum Marcus E. Jones 1931-7-17 s.n. Siskiyou Shasta City (Session s). Comment
  HSC44979  Ribes lobbii J. O. Sawyer 1978-6-21 3282 Siskiyou Marble Mtn. Wilderness Area, along trail N of Clear Lake 1951 Comment
  JEPS89033  Ribes lobbii Gilbert Muth 1966-7-8 359 Siskiyou Marble Valley Meadow Marble Mt. Wilderness Area 1792 Comment
  SD76163  Ribes nevadense Helen V. Witham 1969-10-7 548 Siskiyou Northwest face, granite cliffs above Kangaroo Lake, Scott Mts. 2100 Comment
  CAS-BOT-BC199985  Ribes roezlii var. cruentum Alice Eastwood 1923-5-18 11840 Siskiyou Shasta Springs Comment
  CAS-BOT-BC199989  Ribes roezlii var. cruentum Geo. D. Butler 1910-4-21 1211 Siskiyou Oro Fino Comment
  CDA25572  Ribes roezlii var. cruentum T. C. Fuller 1962-8-3 9520 Siskiyou Siskiyou Mountains; Slope above Salt Gulch, Horse Creek. 0 Comment
  JEPS49235  Ribes roezlii var. cruentum W. L. Jepson 1937-7-30 18544 Siskiyou headwaters Indian Creek (Poker Flat); Siskiyou Mountains 1584 Comment
  JEPS49461  Ribes roezlii var. cruentum Geo. D. Butler 1909-4-11 655 Siskiyou Shasta Retreat Comment
  RSA0024599  Ribes roezlii var. cruentum Geo. D. Butler 1909-4-15 645 Siskiyou Humbug Creek. Comment
  HSC68315  Ribes sanguineum Maralyn A. Renner 1980-6-26 1235 Siskiyou SE edge of Flint Valley. 1390 Comment
  UC154063  Ribes sanguineum Harley P. Chandler June 1901 1556 Siskiyou near Marble Mountain; North Coast Ranges 1828 Comment
  CAS-BOT-BC173906  Ribes velutinum Elmer I. Applegate 1898-5-15 2126 Siskiyou Klamath River. Between Shovel Creek & Fall Creek 853 Comment
  HSC20361  Ribes velutinum R. C. Wunner 1965-7-1 337 Siskiyou Lava Beds National Monument, near N Prefab. 1433 Comment
  HSC63074  Ribes velutinum David Wheeler 1979-4-8 33 Siskiyou N facing slope Comment
  HSC65652  Ribes velutinum J. P. Smith, J. O. Sawyer 1972-5-7 5287 Siskiyou 2.3 mi. W of Lava Beds National Monument, on road to Mtn. Dome. 1220 Comment
  JEPS84057  Ribes viscosissimum L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6351 Siskiyou ca. 1/2 mi se Red Butte (ca. 7 mi nne of Seiad Valley, sw of Cook and Green Pass) 1730 Comment
  SEINET200856 Image available Ribes viscosissimum H. P. Chandler 1597 Siskiyou North Coast Ranges; rdiges and meadows near Marble Mountain 2134 Comment
  JEPS51260  Rorippa curvisiliqua Al Hobart 1967-8-8 Siskiyou above Young's Valley (Siskiyou Mts.); , above Young's Valley Comment
  UC1409337  Rosa Frederick W. Oettinger 1969-7-11 970 Siskiyou slope between English Lake and Diamond Lake; Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  POM277828  Rosa brownii H. E. Brown 1897-6-11 349 Siskiyou North side, Mt. Shasta. 1524 Comment
  HSC26766  Rosa californica J. P. Smith, J. O. Sawyer 1971-9-18 4841 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 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
  UC164064  Rosa eglanteria Geo. D. Butler 1910-7-31 1802 Siskiyou dry land near Yreka Comment
  HSC19381  Rosa gymnocarpa J. O. Sawyer 1968-6-25 346 Siskiyou Along Horse Range Creek 1646 Comment
  CDA38670  Rosa multiflora Larry Livesay 2013-4-23 PDR# 470 P06027592 Siskiyou East of Montague; on the west side of Lichens Rd., 0.25 miles north of Ball Mountain Road. Comment
  RSA237788  Rosa pisocarpa Frederick W. Oettinger 1969-8-22 1510 Siskiyou Margin of meadow NW side of Horse Range Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  RSA2867  Rosa pisocarpa Carl B. Wolf 1931-9-2 2390 Siskiyou Near the fish hatchery at Mt. Shasta City (Sisson). 1067 Comment
  CAS-BOT-BC147320  Rubus parviflorus H. A. Thomas; J. H. Thomas 1954-7-23 4463 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Vicinity of Blind Horse Creek 1036 Comment
  CAS-BOT-BC147323  Rubus parviflorus Doris K. Kildale 1928-7-2 5383 Siskiyou Salmon Summit via Ham Creek Trail 1981 Comment
  HSC69026  Rubus parviflorus Maralyn A. Renner 1980-7-28 2189 Siskiyou E spur of Kangaroo Mtn., near ridge 1890 Comment
  HSC99686  Rubus ursinus J. O. Sawyer 1969-6-12 893 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  UC1483467  Rumex acetosella Maralyn A. Renner 1980-7-24 2040 Siskiyou Lily Pad Lake Klamath National Forest, Seiad Valley Quad. 1767 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
  JEPS3040  Rumex occidentalis Willis L. Jepson Jul 24 1894-Aug 10 1894 14852 Siskiyou Sisson Upper Sacramento Region, Strawberry Valley Comment
  HSC29621  Sagina saginoides Frederick W. Oettinger 1969-8-19 1467 Siskiyou Marble Mountain Wilderness Area, near Abbott's 1860 Comment
  UC935797  Sagittaria cuneata Herbert L. Mason 1948-7-18 13607 Siskiyou Grass Lake Comment
  HSC28670  Salix eastwoodiae Frederick W. Oettinger 1968-8-2 364 Siskiyou Marble Mtn. Wilderness Area, E outlet of Diamond Lake 2073 Comment
  JEPS80565  Salix eastwoodiae Gilbert Muth 1965-8-5 172 Siskiyou along trail behind Black Mt.; Marble Mt. Wilderness Area, Marble Valley 1975 Comment
  RSA238019  Salix eastwoodiae Frederick W. Oettinger 1969-8-8 1297 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  UC375235  Salix lasiandra subsp. lasiandra Geo. D. Butler 1908-7-9 523 Siskiyou along creek near Yreka Comment
  HSC28673  Salix lasiandra var. lasiandra Frederick W. Oettinger 1968-8-12 487 Siskiyou Marble Mtn. Wilderness Area, W of Hancock Lake 1890 Comment
  UCD111532  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City. Above Metcalf ranch house. 1425 Comment
  POM107144  Salix lasiolepis Geo. D. Butler 1909-9-20 1083 Siskiyou Yreka Creek. Comment
  POM219894  Salix lasiolepis H. P. Bracelin 1931-6-19 420 Siskiyou NE side of Mt Eddy. About 16 km NW of Shasta City. 1515 Comment
  RSA5699  Salix lasiolepis H. P. Bracelin 1931-6-19 410 Siskiyou NE side of Mt Eddy. About 16 km NW of Shasta City. Above Metcalf ranch house. 1425 Comment
  CAS-BOT-BC124538  Salix lasiolepis var. lasiolepis Alice Eastwood 1921-7-31 11025 Siskiyou Shasta Springs Comment
  CAS-BOT-BC124546  Salix lasiolepis var. lasiolepis Doris K. Kildale 1928-7-1 5322 Siskiyou Forks of Salmon - Salmon River Comment
  CAS-BOT-BC128301  Salix lasiolepis var. lasiolepis Doris K. Kildale 1929-4-27 7499 Siskiyou Cecilville, upper South Fork of Salmon River Comment
  CAS-BOT-BC125695  Salix melanopsis Mrs. H. P. Bracelin 1936-9-3 861 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-BC126149  Salix scouleriana Wm. F. Herrin 1918-5-15 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC126163  Salix scouleriana Alice Eastwood 1921-7-31 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC126171  Salix scouleriana John Thomas Howell 1939-8-5 15081 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  POM362922  Salix scouleriana H. P. Bracelin 1931-6-19 435 Siskiyou N base of Mt Eddy. About 10 km NW of Shasta City. E of Metcalf ranch house. 1080 Comment
  SD878  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou East side of Mount Eddy, about 17 km northwest of Shasta City, above stream in Wagon Creek Canyon, about 1 km up from Metcalf Ranch House 1170 Comment
  UC375229  Salix scouleriana Geo. D. Butler 1910-4-1 1155 Siskiyou Humbug Mt. 1219 Comment
  UC481711  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 445 Siskiyou ca. 17 km. n.w. Shasta City (above stream in Wagon Creek Canyon, ca. 1 km. up from Metcalf ranch house, e. side of Mt. Eddy); Mt. Eddy Comment
  CAS-BOT-BC126160  Salix scouleriana L. E. Smith 1914-3-17 574 Siskiyou Sisson, Junction of S.P. and McCloud R.R. Comment
  RSA238004  Salix sitchensis Frederick W. Oettinger 1968-9-4 695 Siskiyou W shore of Abbott's Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1723 Comment
  CAS-BOT-BC220802  Salvia dorrii var. dorrii Elmer I. Applegate 1935-6-2 9283 Siskiyou Indian Well, Lava Beds National Monument Comment
  UC618882  Salvia sonomensis unknown 1938-6-17 11027 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  CAS-BOT-BC235044  Sambucus W. R. Dudley 1901-8-21 s.n. Siskiyou Rush Creek, Meadows, Salmon Mts. Comment
  JEPS80581  Sambucus mexicana Gilbert Muth 1965-8-2 143 Siskiyou between gate and Lower Sky High Lakes; Marble Mt. Wilderness Area 1767 Comment
  UC642562  Sambucus mexicana W. Bridge Cooke 1939-6-30 13566 Siskiyou near outlet of MacBride Springs; Mount Shasta Comment
  CAS-BOT-BC236482  Sambucus racemosa subsp. racemosa Doris K. Kildale 1928-7-2 5414 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  CAS-BOT-BC236484  Sambucus racemosa subsp. racemosa Louis C. Wheeler 1934-8-2 3019 Siskiyou Alex Canyon, Klamath Forest 1889 Comment
  SEINET3103512  Sambucus racemosa var. racemosa Steve Selva, Roger Jensen 1974-8-26 61 Siskiyou Collected along road 8 to Sugar Creek trail. Approx. 2 miles from highway 3. Comment
  POM90116  Sanguisorba annua Geo. D. Butler 1910-6-3 1468 Siskiyou [??] Valley Comment
  SEINET11918953  Sanguisorba annua H. M. Hall, Babcock, E. B. 1903-1 4046 Siskiyou Mount Shasta, Sierra Nevada Mountains, near Sisson 1036 Comment
  UC165254  Sanicula graveolens Geo. D. Butler 1910-7-13 1778 Siskiyou Shackleford Creek 1219 Comment
  UCD98478  Saponaria officinalis J. P. Smith; Steve Selva 1970-7-16 4404 Siskiyou 1 mile east of O'Neill Campground. 579 Comment
  CDA23527  Sarcobatus vermiculatus F. D. Horn 1977-10-4 Siskiyou Along Ager-Beswick Road at Soda Springs, 16 airline kilometers east of Hornbrook. 0 Comment
  UCD101776  Sarcobatus vermiculatus J. M. Tucker 1950-7-25 1965 Siskiyou about 2 miles east of Highway 97, beside road to Tule Lake (i.e., the east-west road paralleling the Oregon-California border, just inside California.) Comment
  JEPS84268  Saxifraga aprica L. R. Heckard with J. Hickman et al. 1986-7-17 6465 Siskiyou 5 mi n of the town of Seiad Valley (Trail up Kangaroo Peak, s of Lily Pad Lake); Kangaroo Peak 2011 Comment
  JEPS16187  Saxifraga californica Rimo Bacigalupi, and Arthur Holmgren 1950-4-24 3135 Siskiyou opposite town Dunsmuir (directly opposite railroad shops, along Sacramento River); Sacramento River Comment
  UC1190142  Saxifraga ferruginea Ira L. Wiggins 1955-7-27 13548 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area, Caribou Lake 2042 Comment
  POM141796  Saxifraga howellii H. P. Chandler 1901-06 1613 Siskiyou Near Marble Mountain 2134 Comment
  RSA237684  Saxifraga nidifica Frederick W. Oettinger 1969-7-9 940 Siskiyou NW of Upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1921 Comment
  RSA261470  Saxifraga nidifica var. claytoniifolia J. M. Tucker 1963-7-7 3727 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  JEPS47548  Saxifraga oregana W. L. Jepson July 1894 13476 Siskiyou Sisson Comment
  CAS-BOT-BC445870  Saxifragopsis fragarioides J. Bernard Brinton 1882-9-5 s.n. Siskiyou Cliffs overhanging Castle Lake Comment
  HSC808  Saxifragopsis fragarioides William J. Ferlatte 1967-7-25 730 Siskiyou Caribou Basin 1982 Comment
  CAS-BOT-BC445873  Saxifragopsis fragarioides Louis C. Wheeler 1934-8-2 3015 Siskiyou Alex Canyon; Klamath Forest 1889 Comment
  POM365947  Schedonorus pratensis L. C. Wheeler 1934-6-22 2750 Siskiyou Cottonwood Creek, Siskiyou Mountains. Mt. Diablo Mer. 915 Comment
  UC184012  Scirpus microcarpus Geo. D. Butler 1908-8-28 81 Siskiyou Oro Fino Oro Fino (wet meadow) Comment
  POM186207  Scirpus microcarpus E. B. Copeland 1903-8-14 3722 Siskiyou Sisson. Comment
  JEPS107421  Scirpus nevadensis Lowell Ahart, John Dittes 2005-6-9 12025 Siskiyou Meadow area along a small drainage, on the west side of a poor rock fence, about 150 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
  CHSC35674  Sclerochloa dura R. E. Preston 1982-5-1 276 Siskiyou Camp Creek Recreation Area, Irongate Reservoir, ca. 20 mi ne of Yreka. 701 Comment
  CAS-BOT-BC243527  Scribneria bolanderi E. L. Greene 1876-1-1 s.n. Siskiyou Yreka Comment
  RSA105370  Scribneria bolanderi G. D. Barbe 1955-7-6 125 Siskiyou SE shore of Taylor Lake, Salmon Mtns. 1951 Comment
  SEINET3160652  Scrophularia californica G. D. Butler 1910-5-22 1383 Siskiyou Yreka Creek Comment
  HSC44712  Scutellaria antirrhinoides J. O. Sawyer, E. Cope 1977-6-18 2918 Siskiyou Along Clear Creek Trail between Ten Mile Creek and Bear Pen Creek 610 Comment
  CAS-BOT-BC214258  Scutellaria nana Wm. Bridge Cooke 1940-7-26 15370 Siskiyou South side of Diller Canyon, Mount Shasta 2743 Comment
  UC164004  Scutellaria siphocampyloides Geo. D. Butler 1910-5-23 1401 Siskiyou near Yreka Comment
  HSC26548  Secale cereale J. P. Smith, Steve Selva 1970-7-17 4429 Siskiyou Along Klamath River Comment
  RSA0076356  Sedum lanceolatum E. K. Balls 1949-7-8 13915 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  HSC77356  Sedum lanceolatum var. lanceolatum L. P. Janeway 1982-6-27 28 Siskiyou SE side of Elk Creek 701 Comment
  JEPS121407  Sedum laxum subsp. heckneri Peter F. Zika 2011-7-19 25541 Siskiyou FS Road 1040, 3.7-3.8 road miles (5.9 km) above junction with FS Road 10 at mouth of Carberry Creek, along Middle Fork Applegate River, 1 air mile NW of Abney Butte, Siskiyou Mountains Comment
  CAS-BOT-BC61475  Sedum laxum subsp. laxum Alice Eastwood 1912-9-11 2142 Siskiyou Trail to Black Butte from Waldo Comment
  RSA0104951  Sedum laxum subsp. laxum John F. Emmel 1974-7-16 512 Siskiyou 0.3 air miles WSW of Cyclone Gap; Siskiyou Mts. 1616 Comment
  JEPS84101  Sedum obtusatum L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6320 Siskiyou ca 1/2 air mi from Red Butte (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass, eastern slopes); 1/2 air mi from Red Butte, nne of Seiad Valley 1750 Comment
  LA204812  Sedum obtusatum Wm. Bridge Cooke; 1939-8-10 13849 Siskiyou Mount Shasta, Mud Creek near the botton of the Canyon 1676 Comment
  CHSC30311  Sedum obtusatum subsp. boreale M. S. Taylor 1980-7-8 3116 A Siskiyou W of Castle Lake, above Hearts Lake. 2016 Comment
  UCR37579  Sedum obtusatum subsp. boreale L. P. Janeway 1983-7-3 374 Siskiyou Ridgetop NW of Poker Flat. (Siskiyou crest) 1585 Comment
  UCR246356  Sedum obtusatum subsp. retusum Peter F. Zika 2011-7-19 25647 Siskiyou Klamath Range (KR), near Pacific Crest Trail, 1 air mile WNW of Copper Butte, Siskiyou Mountains 1610 Comment
  HSC59368  Sedum obtusatum subsp. retusum M. A. Baker 1979-7-31 1085 Siskiyou Tickner Hole 2130 Comment
  HSC77279  Sedum obtusatum subsp. retusum L. P. Janeway 1983-7-3 374 Siskiyou NW of Poker Flat 1585 Comment
  CAS-BOT-BC64645  Sedum oregonense Alice Eastwood 1921-7-24 10727 Siskiyou Castle Lake Comment
  RSA0083649  Sedum oregonense Frederick W. Oettinger 1968-8-5 413 Siskiyou On NE-facing slope S of and above Charmaine Lake. 1950 Comment
  RSA0083651  Sedum oregonense Clare B. Hardham 1961-7-1 8132 Siskiyou Siskiyou Mts. 1829 Comment
  UC205172  Sedum spathulifolium A. A. Heller 1905-6-1 7932 Siskiyou between Dunsmuir and Upper Soda Spring; between Dunsmuir and Upper Soda Spring Comment
  RSA0074741  Sedum spathulifolium L. C. Wheeler 1934-6-4 2637 Siskiyou Hamburg Gulch off Horse Creek, Siskiyou Mts. 701 Comment
  RSA603123  Sedum stenopetalum subsp. stenopetalum L. C. Wheeler 1934-8-14 3142 Siskiyou E end White Mt.; Siskiyou Mts. (Mt. Diablo Mer.) 1829 Comment
  RSA0013320  Senecio aronicoides J. P. Smith 1974-5-26 7546 Siskiyou Along Forest Service Road 47N03 1524 Comment
  CHSC71474  Senecio hydrophilus Vernon H. Oswald; Lowell Ahart 1998-7-21 9348 Siskiyou Northeast of Weed and south of Macdoel along Old State Highway on the west side of Bray. In meadow. 1417 Comment
  RSA0125031  Senecio integerrimus var. exaltatus Philip A. Munz 1952-7-2 17882 Siskiyou Road to Baldy Mt. northwest of Happy Camp. 1494 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
  JEPS57210  Sibbaldia procumbens L. R. Heckard 1967-8-14 1729 Siskiyou above Horse Camp (on sw flank of Mt. Shasta); Mt. Shasta 2560 Comment
  UC1034574  Sidalcea asprella subsp. nana Douglas Barbe 1955-7-26 271 Siskiyou nw Scott Mtn; Klamath Mountains, nw slope Scott Mtn 1828 Comment
  JEPS83879  Sidalcea glaucescens Wayne Roderick Jul 1976 Siskiyou vicinity Cook and Green Pass (along trail to Lily Pad Lake); Siskiyou Mts. 1706 Comment
  RSA105512  Sidalcea hartwegii Douglas Barbe 1955-7-26 271 Siskiyou Along a dry ditch on the northwest slope of Scott Mt 1829 Comment
  HSC32024  Sidalcea oregana A. M. Montalvo, J. D. Ackerman 1974-7-2 351 Siskiyou Along road to Morgan Meadows, E slope of Mt. Eddy, W of Mt. Shasta City Comment
  UC871508  Sidalcea oregana subsp. spicata Alice Eastwood 1921-7-28 10964 Siskiyou Medicine Lake Comment
  UC933364  Sidalcea oregana subsp. spicata Annie M. Alexander and Louise Kellogg 1948-9-9 5609 Siskiyou Taylor Lake Siskiyou Mountains, Taylor Lake (lake shore and in meadows along trail) 1828 Comment
  UC609326  Sidalcea setosa Eleanor Burks Hart 1938-8-18 911 Siskiyou above Big Meadow; above Big Meadow 2194 Comment
  CAS-BOT-BC181191  Silene campanulata subsp. glandulosa Marion Ownbey; Fred G. Meyer 1940-7-6 2199 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  JEPS51012  Silene campanulata subsp. glandulosa T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  HSC42974  Silene campanulata subsp. greenei J. O. Sawyer, Ken Stillman 1976-5-29 2741 Siskiyou Along Specimen Creek 915 Comment
  UC1409290  Silene grayi Frederick W. Oettinger 1968-8-22 592 Siskiyou high lake basins in vicinity English Peak (n slope of English Peak, near Lookout, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 2222 Comment
  UC1602154  Silene grayi Wm. M. Canby in company with Profs. C. S. Sargent and John Muir 1897-9-7 20 Siskiyou Mt. Shasta 2438 Comment
  CAS-BOT-BC388967  Silene grayi M. A. Showers 1981-8-8 2107 mas Siskiyou Basin between Shastina and Mt. Shasta at head of Cascade Gulch 2804 Comment
  CHSC216  Silene vulgaris J. Wakeman 1963-6-10 Siskiyou Along road between Ft. Jones and Etna. Comment
  HSC43025  Silene vulgaris J. O. Sawyer, Ken Stillman 1976-7-1 2792 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  HSC68010  Silene vulgaris J. P. Smith, Steve Selva 1970-6-15 3893 Siskiyou Oak Bottom Campground near Somes Bar. 229 Comment
  UC164450  Smilacina racemosa Geo. D. Butler 1910-6-19 1587 Siskiyou Goosenest foothills 1524 Comment
  RSA624397  Smilax californica Louis C. Wheeler 1952-9-20 6948 Siskiyou Scott Valley: . . Comment
  JEPS107961  Solanum dulcamara Lowell Ahart, John Dittes 2005-6-10 12078 Siskiyou In water on the north side of the Shasta River, about 60 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  CHSC1941  Solanum parishii M. Yoder 1941-7-21 Siskiyou Castle Lake. 1981 Comment
  HSC30919  Solanum parishii Melinda F. Denton 1973-6-27 2809 Siskiyou Klamath National Forest, just S of border of Klamath and Siskiyou National Forests, 9 mi. S of intersection of 416C and 4007 on 416C 1628 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
  UCR19715  Solanum physalifolium var. nitidibaccatum John C. Roos 1948-9-1 3988 Siskiyou Ft. Jones 838 Comment
  RSA427345  Solanum umbelliferum Christopher Davidson 1975-6-5 2653 Siskiyou 9.1 miles W of Gazelle on road to Callahan. Klamath National Forest. 1120 Comment
  RSA293120  Solidago canadensis subsp. elongata J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8963 Siskiyou Half a mile north of Siskiyou-Trinity County line on State Route 3. Comment
  UC88189  Solidago elongata Katharine Curran Jul 1887 Siskiyou Edgewood Comment
  JEPS32369  Solidago velutina subsp. californica Geo. D. Butler 1908-8-27 309 Siskiyou Quigley's Ranch , Quigley's Ranch (Oro Fino) Comment
  SJSU6530  Sorbus californica R. W. Trivelpiece 1973-6-21 145 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 Comment
  UC1190120  Sorbus californica Ira L. Wiggins 1955-7-27 13554 Siskiyou Caribou Lake; Salmon Trinity Alps Primitive Area 2042 Comment
  CLARK-A1528-7822  Sorbus scopulina John C. Roos 1948-9-1 3984 Siskiyou Etna Comment
  UC44993  Sorbus scopulina var. cascadensis W. L. Jepson July 1894 13850 Siskiyou Sisson 1082 Comment
  CAS-BOT-BC390718  Spergularia rubra Doris K. Kildale 1928-7-4 5539 Siskiyou 1 1/2 miles east of summit of divide between Sawyers Bar & Etna Comment
  UC106129  Sphenosciadium capitellatum Brandegee July 1887 Siskiyou Mt. Shasta Comment
  JEPS45017  Spiraea douglasii Geo. D. Butler 1908-8-2 284 Siskiyou Log Lake; Shackleford Creek 1524 Comment
  RSA1888  Spiraea douglasii Carl B. Wolf 1930-10-22 1754 Siskiyou 1 mile W of Mt Shasta City. 1067 Comment
  UC13093  Spiraea douglasii C. B. Bradley Jun 1879 Siskiyou Comment
  UC212917  Spiraea douglasii Geo. L. Fisher 1920-6-29 56 Siskiyou Mt. Shasta 1066 Comment
  RSA45336  Spiranthes porrifolia Dorothy Parker 1947-7-13 203 Siskiyou Plowmans Valley. Comment
  HSC551  Spiranthes romanzoffiana William J. Ferlatte 1966-8-17 391 Siskiyou Trinity Alps: Caribou Basin 1982 Comment
  UC1483439  Stachys ajugoides var. rigida John Palmer 1980-8-15 962 Siskiyou ne Seiad Low Gap (on spur of F.S. Rd. 46N50); Klamath National Forest, Seiad Valley Quad. 1097 Comment
  SEINET10537638  Stellaria jamesiana Mary Susan Taylor 1980-6-23 Taylor 2941 Siskiyou T39N R5W sw sec 28 Dunsmuir quad; Shasta Trinity Natl Forest. Soapstone Gulch, on E side of Rd 39N45, ca. 2 mi S of its jct with Hwy 26, ca. 8 mi SW of Mt Shasta City. With B. Williams. (Meadows 0.3, .55 and .05 mi from end of road have Darlingtonia). 1676 Comment
  CAS-BOT-BC391217  Stellaria longipes subsp. longipes Wm. Bridge Cooke 1937-8-6 9184 Siskiyou Mount Shasta. Bear Springs Comment
  CAS-BOT-BC391219  Stellaria longipes subsp. longipes Alice Eastwood 1921-7-28 10876 Siskiyou Medicine Lake Comment
  HSC4294  Stellaria nitens Geo. D. Butler 1909-4-25 618 Siskiyou Quartz Valley Comment
  CAS-BOT-BC204674  Stenanthium occidentale James R. Shevock 2012-7-21 40558 Siskiyou Siskiyou Mts., Rogue River National Forest. Along Forest Service Road 1055, 0.5 mile below Cook and Green Pass, Applegate River Drainage 1432 Comment
  CAS-BOT-BC516468  Stenanthium occidentale Gilbert Muth 1966-7-19 427 Siskiyou Marble Gap Trail, along 1st bluff, Marble Mts. 1828 Comment
  UC1408920  Stephanomeria lactucina Frederick W. Oettinger 1968-8-7 473 Siskiyou e side Hancock Lake (w Siskiyou County, the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains 1889 Comment
  UC618866  Stephanomeria lactucina unknown 1938-7-29 11389 Siskiyou Howard Mount Shasta Comment
  UCSB276  Stephanomeria lactucina Myrick, Donald 1964-7-25 Siskiyou Along Shasta Ski Bowl Highway, Mt. Shasta 1219 Comment
  HSC92555  Stipa occidentalis var. occidentalis Jennifer Whipple 1976-7-13 1461 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River 2256 Comment
  SEINET10603975  Stipa thurberiana Louis C. Wheeler 1935-5-7 Wheeler 3470 Siskiyou Precipitous rocky s slope Klamath River at Ash Creek, Siskiyou Mts., S 14, T 46 N, R 7 W, Mt. Diablo Mer. 610 Comment
  CAS-BOT-BC61127  Streptanthus barbatus A. A. Heller 1918-7-16 13033 Siskiyou Mount Eddy, west of Sisson. 2133 Comment
  HSC70595  Streptanthus barbatus J. O. Sawyer, R. J. Cole 1981-7-2 4157 Siskiyou Near Scott Mtn. Campground 1585 Comment
  UC584295  Streptanthus barbatus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2458 Siskiyou s side of mt about 1 1/2 mi s summit (along road from Callahan to Carrville); Scott Mt. 1515 Comment
  CAS-BOT-BC87842  Streptanthus tortuosus Alice Eastwood; John Thomas Howell 1934-4-20 1773 Siskiyou Junction of Klamath and Shasta Rivers. Comment
  CAS-BOT-BC87853  Streptanthus tortuosus Ira L. Wiggins 1955-7-27 13523 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area. 2042 Comment
  HSC40419  Streptanthus tortuosus J. O. Sawyer 1973-7-15 2537 Siskiyou On Wooley Creek Trail between Deer Lick and Gates Creek 366 Comment
  UC10860  Streptanthus tortuosus W. H. Brewer 1862-9-16 1418 Siskiyou Mount Shasta 2438 Comment
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May 1 2011
  UCD116129  Streptanthus tortuosus Jack Major 1961-7-14 636 Siskiyou Panther Creek, Mount Shasta. 1790 Comment
  CAS-BOT-BC87877  Streptanthus tortuosus Geo. D. Butler 1910-4-22 1221 Siskiyou Kidder Creek. Comment
  UC1188081  Streptanthus tortuosus var. orbiculatus Philip A. Munz 1960-8-22 24193 Siskiyou Panther Meadows Mt. Shasta 2529 Comment
  UC618767  Streptanthus tortuosus var. orbiculatus W. Bridge Cooke 1938-8-18 11497 Siskiyou Horse Camp Slopes Mt. Shasta Comment
  HSC61795  Swertia albicaulis var. nitida Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  JEPS46360  Swertia albicaulis var. nitida Ruby Van Deventer 1938-7-3 272 Siskiyou between Twin Valley and Poker Flat (on the border of Del Norte County) 1249 Comment
  CAS-BOT-BC269611  Symphoricarpos albus var. laevigatus William A. Dayton 1913-9-14 586 Siskiyou Shasta National Forest. E. Fk of Scott River Range along Rail Creek 1341 Comment
  CAS-BOT-BC234784  Symphoricarpos mollis H. A. Thomas; J. H. Thomas 1954-7-22 4444 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Between Rush and Big Bend Creeks, 0.25 - 0.5 miles N of S Fork of Salmon River 975 Comment
  HSC18883  Symphoricarpos mollis J. O. Sawyer 1968-9-10 680 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  UC154774  Symphoricarpos mollis subsp. mollis A. A. Heller 1905-6-5 7985 Siskiyou Shasta Springs Comment
  CAS-BOT-BC245773  Symphoricarpos rotundifolius Wm. Bridge Cooke 1938-8-23 11578 Siskiyou Above Bolam Creek, Mount Shasta 2590 Comment
  CAS-BOT-BC245770  Symphoricarpos rotundifolius Elmer I. Applegate 1923-9-7 3960 Siskiyou Doggett Ridge, south slope of the Siskiyou Mountains, Klamath River watershed. Comment
  CAS-BOT-BC98944  Symphyotrichum foliaceum var. parryi Alice Eastwood 1912-8-30 s.n. Siskiyou Mount Eddy Comment
  CAS-BOT-BC98429  Symphyotrichum spathulatum A. A. Heller 1939-7-31 15432 Siskiyou Among grasses in Panther Meadows Mt. Shasta. 2438 Comment
  CAS-BOT-BC98439  Symphyotrichum spathulatum C. Edward Graves 1944-8-1 s.n. Siskiyou Mt. Shasta Comment
  SEINET8409249  Symphyotrichum spathulatum Geraldine Allen Guppy 1978-8-23 555 Siskiyou near Panther Meadows campground in Mt. Shasta. 2100 Comment
  NY342307  Talinum A. A. Heller 1915-8-26 12218 Siskiyou Near the source of the Wagon Creek, Mt. Eddy 2590.8 Comment
  UC615192  Taraxia tanacetifolia Beryl O. Schreiber 1932-7-18 443 Siskiyou near Dorris Comment
  CAS-BOT-BC81343  Taxus brevifolia H. M. Hall 1902-9-15 5250 Siskiyou Dunsmuir 609 Comment
  CAS-BOT-BC85232  Taxus brevifolia John Thomas Howell; Gordon H. True 1972-6-8 48862 Siskiyou South of summit on road from Takilma to Happy Camp Comment
  CAS-BOT-BC85238  Taxus brevifolia Doris K. Kildale 1928-4-2 4403 Siskiyou Klamath River at Somes Bar Comment
  HSC18880  Taxus brevifolia J. O. Sawyer 1968-6-18 194 Siskiyou Above S Russian Creek on W side. 1463 Comment
  CAS-BOT-BC447414  Tellima grandiflora Doris K. Kildale 1928-7-4 5473 Siskiyou 3 miles west of Summit on Sawyers Bar - Etna Mills road. Comment
  UC166555  Tellima grandiflora Geo. D. Butler 1909-7-15 896 Siskiyou Highland Mine Comment
  CAS-BOT-BC399880  Thalictrum polycarpum G. Muth 1966-7-17 408 Siskiyou Marble Valley Comment
  RSA184720  Thalictrum polycarpum Gilbert Muth 1966-7-17 408 Siskiyou Trail to lookout, Marble Mtns, Siskiyou county. Comment
  CAS-BOT-BC88071  Thelypodium brachycarpum Dorothy Parker 1948-6-11 s.n. Siskiyou Yreka. Comment
  HSC78074  Thelypodium brachycarpum R. & G. Pederson 1979-9-18 Siskiyou Tulelake, Lower Klamath National Wildlife Refuge, islands 1238 Comment
  UC54255  Thelypodium brachycarpum H. M. Hall and E. B. Babcock Jun 1903 4092 Siskiyou Shasta Valley Sierra Nevada Mountains, Mount Shasta; Shasta Valley, Siskiyou Co. Comment
  SD46554  Thelypodium flexuosum E. K. Balls, L. W. Lenz 1956-6-18 21721 Siskiyou 5.7 miles southeast of Gazelle, U. S. Highway 99, Yreka to Dunsmuir. 885 Comment
  CAS-BOT-BC77714  Thelypteris nevadensis Donald L. Branscomb 1958-7-1 s.n. Siskiyou Bald Mountain Comment
  CAS-BOT-BC77736  Thelypteris nevadensis Louis C. Wheeler 1934-8-21 3191 Siskiyou East Fork Horse Creek, Siskiyou Mts. 1219 Comment
  JEPS82688  Thlaspi montanum var. montanum Wayne Roderick 1984-6-5 Siskiyou above Castle Lake (ca 12 air km sw of Mt. Shasta city); above Castle Lake 1981 Comment
  UC1483564  Thlaspi montanum var. montanum Maralyn A. Renner 1980-6-26 1153 Siskiyou Flint Valley , Dillon Mtn. Quad., Flint Valley (Klamath National Forest) 1389 Comment
  RSA0036026  Thysanocarpus curvipes var. curvipes Louis C. Wheeler 1925-5-11 3477 Siskiyou Klamath River at Ash Creek, Sisikyou Mts. 609 Comment
  RSA237931  Tofieldia glutinosa subsp. occidentalis Frederick W. Oettinger 1968-8-3 371 Siskiyou Base camp, Hancock Lake. The Salmon Mountains: the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area 2012 Comment
  UC3963  Tofieldia occidentalis subsp. occidentalis unknown 1431 Siskiyou 1066 Comment
  JEPS49716  Tolmiea diplomenziesii W. L. Jepson 1907-7-19 2940 Siskiyou Happy Camp Trail Siskiyou Mts. (headwaters of Indian Creek) Comment
  RSA264992  Tolmiea menziesii G. L. Clifton 1975-7-29 s.n. Siskiyou Copper Butte. Near Seiad Valley. 1415 Comment
  RSA126259  Tolmiea menziesii I. L. Wiggins 1955-7-24 13501 Siskiyou Trail at crossing of China Creek, above diversion dam. 1302 Comment
  JEPS3896  Tonella tenella Duncan Dunning 1922-6-6 Siskiyou nw of Fort Jones; Moffett Creek Comment
  SJSU6478  Toxicoscordion paniculatum R. W. Trivelpiece 1972-6-9 92 Siskiyou c. 4 mi E of Grass Lake 1524 Comment
  CHSC88105  Tragopogon dubius Jenny Marr 1993-7-1 115 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC377158  Tragopogon porrifolius W. B. Cooke; V. G. Cooke 1958-10-10 s.n. Siskiyou Between High School and Howard, Mt. Shasta Comment
  CDA22542  Trichostema lanceolatum Glenn Briggs 2008-7-21 PDR# 1414000 Siskiyou Seiad Valley, 53005 Hwy 96 0 Comment
  HSC61458  Trichostema oblongum Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  RSA78688  Trifolium eriocephalum Philip A. Munz 1952-7-2 17883 Siskiyou Baldy Mt. Road, NW of Happy Camp, Siskiyou Mts. 1494 Comment
  HSC30416  Trifolium howellii Frederick W. Oettinger 1968-7-17 557 Siskiyou Pine Lake Meadow; elev. 6150 ft 1875 Comment
  JEPS84185  Trifolium howellii L. R. Heckard with S. D'Alcamo, J. Hickman, and S. Winchester 1986-7-16 6350 Siskiyou ca 1/2 mi se Red Butte (ca 7 mi nne of Seiad Valley, sw of Cook and Green Pass) 1730 Comment
  UC922394  Trifolium howellii Annie M. Alexander and Louise Kellogg 1949-7-30 5904 Siskiyou Sky High Valley Marble Mtns 1767 Comment
  UC1409203  Trifolium hybridum Frederick W. Oettinger 1969-8-1 1130 Siskiyou near English Lake; Salmon Mtns, Marble Mtn Wilderness Area, English Peak vicini 1706 Comment
  UCD111247  Trifolium longipes Al Crebbin 1957-7-23 57 K Siskiyou Head of Deadfall Creek base of Mt. Eddy Shasta National Forest. 2590 Comment
  POM27531  Trifolium macrocephalum Geo. D. Butler 1909-4-14 639 Siskiyou Yreka. Comment
  JEPS80540  Trifolium pratense Gilbert Muth 1965-8-16 227 Siskiyou Marble Mountain Wilderness Area, Black Mountain, next to trail and meadow Black Mountain; Marble Mountain Wilderness Area, Black Mountain 1792 Comment
  HSC71548  Trifolium pratense J. P. Smith, Steve Selva 1970-6-16 4039 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  CAS-BOT-BC230882  Trifolium productum G. J. Muth 1969-8-12 1382 Siskiyou Second Valley 2194 Comment
  RSA237893  Trifolium repens Frederick W. Oettinger 1969-8-9 1311 Siskiyou Above trail near Young Cabin in region of Upper Abbots Cabin. The High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1829 Comment
  UC164017  Trifolium willdenovii Geo. D. Butler 1910-5-8 1313 Siskiyou near Yreka Comment
  RSA582435  Trifolium wormskioldii Louis C. Wheeler 1935-7-13 3660 Siskiyou Ager Comment
  JEPS47264  Trillium albidum Geo. D. Butler 1909-4-14 669 Siskiyou Humbug Comment
  POM109157  Trillium albidum Geo D. Butler 1910-4-3 1168 Siskiyou Humbug Creek. Comment
  CAS-BOT-BC133466  Trillium ovatum A. M. Vollmer; L. Beane 1951-6-2 62 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  HSC36716  Trillium ovatum Brent Whitely 1975-7-1 116 Siskiyou 671 Comment
  CHSC95075  Trillium ovatum subsp. oettingeri L. P. Janeway 2006-7-4 8779 Siskiyou Klamath Ranges. Scott Mountains; Darlingtonia fen and creeklet complex above Road 40N13 1.6 air km west of Scott Mountain Summitt. 1728 Comment
  UC1258118  Trillium ovatum subsp. oettingeri Eric F. Heinitz 1980-6-9 11 Siskiyou just w. of meadow ca. 1/2 mi. w. of Slagger Camp Station 1463 Comment
  SEINET3888777  Trillium ovatum subsp. oettingeri Maralyn A. O'Meara 1973-6-24 229 Siskiyou Statute Lake Creek where it is crossed by Music Creek loggin road, about 1/4 miles from confluence of Statute Lake Creek and Music Creek.; 0 1829 Comment
  CAS-BOT-BC200092  Trisetum canescens Lewis S. Rose 1945-6-18 45088 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC200094  Trisetum canescens John Thomas Howell 1939-8-2 14922 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  RSA184784  Trisetum canescens Gilbert Muth 1966-7-22 433 Siskiyou Meadow below Marble Rim, Marble Mountains. 2012 Comment
  UC196952  Trisetum canescens Geo. D. Butler 1910-7-8 1661 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC200263  Trisetum spicatum L. R. Short 1933-9-8 72 Siskiyou Klamath National Forest. Near Dry Lake 2103 Comment
  CAS-BOT-BC200271  Trisetum spicatum A. A. Heller 1914-8-28 11735 Siskiyou On the east side of Mt. Eddy 2438 Comment
  JEPS82430  Trisetum spicatum Gilbert Muth 1966-7-31 469 Siskiyou n side Black Mt.; Marble Mt. Wilderness Area 1981 Comment
  RSA184774  Trisetum spicatum Gilbert Muth 1966-8-3 491 Siskiyou Marble Valley Meadow, Marble Mtns. 1793 Comment
  JEPS62184  Triteleia W. L. Jepson 1940-7-3 20105 Siskiyou large meadow about 5 mi se Bartles; Big Bear Flat 1219 Comment
  JEPS5654  Triteleia crocea W. L. Jepson 1907-7-10 2877 Siskiyou near Preston Peak; Siskiyou Mountains Comment
  UC15040  Triteleia crocea W. P. Gibbons May 1896 Siskiyou Comment
  UC635729  Triteleia crocea D. Tebbe 1929-6-7 144 Siskiyou open rocky hillside Mt. Eddy Comment
  UC705592  Triteleia crocea Marion Ownbey and D. H. Brown 1941-6-22 2419 Siskiyou just s Craggy Mountain (nw of Yreka) 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
  UC454064  Triteleia crocea var. modesta I. J. Condit 1911-7-27 Siskiyou Castle Lake 1981 Comment
  UC454045  Triteleia hyacinthina I. J. Condit 1909-8-23 Siskiyou near Sisson (Castle Lake); Castle Lake Comment
  UC618714  Triteleia ixioides subsp. anilina W. Bridge Cooke 1938-7-15 11238 Siskiyou vicinity lower Wagon Camp; Mount Shasta Comment
  CAS-BOT-BC526139  Triteleia laxa Volney Rattan 1879-1-1 s.n. Siskiyou Siskiyou County Comment
  HSC44884  Tsuga mertensiana Maralyn O'Meara 1974-5-25 391 Siskiyou Along road to Duck Lakes trail 1402 Comment
  RSA12615  Tsuga mertensiana C. B. Wolf 1934-7-5 5970 Siskiyou North side of main ridge, 2 8/10 miles from Dry Lake Lookout on road to Horse Creek, Siskiyou Mountains. 2134 Comment
  CAS-BOT-BC80252  Tsuga mertensiana subsp. grandicona Ira L. Wiggins 1955-7-27 13566 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CAS-BOT-BC74096  Turritis glabra John Thomas Howell 1939-8-6 15088 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  CAS-BOT-BC74103  Turritis glabra L. E. Smith 1913-6-18 376 Siskiyou Road between Sisson and Castle Lake. Comment
  UC705620  Umbellularia californica Marion Ownbey, Fred G. Meyer 1940-7-8 2223 Siskiyou 12 mi above Happy Camp (along Indian Creek); Indian Creek Comment
  UC848743  Urtica dioica subsp. holosericea Alice Eastwood 1912-7-18 1217 Siskiyou Sisson Comment
  UC54461  Vaccaria hispanica H. M. Hall and E. B. Babcock June, 1903 4094 Siskiyou Mount Shasta Shasta Valley (Shasta Valley); Sierra Nevada Mountains, , Shasta Valley 853 Comment
  RSA68865  Vaccinium A. E. Culbertson 1943-6-23 91 Siskiyou On e. shore of Castle Lake (also at n.w. corner), 5434, in a north facing cirque with an abrupt 1000' backwall; 14 miles s.w. of Mt. Shasta on n. side of a 6600' eastern spur of Trinity Mts.; 2000' above Sacramento R.,, within 10 air miles of its headwaters to the west. Comment
  HSC29307  Vaccinium cespitosum Frederick W. Oettinger 1969-7-14 1014 Siskiyou Marble Mountain Wilderness Area, N shore line of Charmaine Lake 1921 Comment
  SEINET3107072  Vaccinium cespitosum Steve Selva, Roger Jensen 1974-8-16 14 Siskiyou North shore of Sugar Lake. Comment
  UC165288  Vaccinium cespitosum Geo. D. Butler 1910-7-11 1740 Siskiyou Upper Campbell Lake 1676 Comment
  UCD118054  Vaccinium cespitosum R. Tofsrud; J. M. Tucker 1948-8-2 1766 Siskiyou Panther Meadows, south slope of Mt. Shasta. 2407 Comment
  HSC29308  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 763 Siskiyou Marble Mountain Wilderness Area, E side of Tobacco Lake 1890 Comment
  UC165967  Vaccinium membranaceum Geo. D. Butler 1908-8-8 30 Siskiyou s of Lake (at head of West Fork of Wooley Creek); West Fork of Wooley Creek Comment
  CAS-BOT-BC199480  Vaccinium parvifolium Elmer I. Applegate 1930-8-11 6602 Siskiyou Cook and Green Creek, Siskiyou Mountains, Applegate River Watershed Comment
  HSC68457  Vaccinium parvifolium Maralyn A. Renner 1980-7-4 1442 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  CAS-BOT-BC199483  Vaccinium scoparium Lester Rowntree 1937-7-26 s.n. Siskiyou Caribou Lake, Salmon Alps Comment
  HSC31490  Vaccinium scoparium Steve Selva, Roger Jensen 1974-8-25 47 Siskiyou W end of Little Duck Lake Comment
  HSC83883  Vaccinium scoparium K. Berg, Stephanie Bennett 1986-8-25 643 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake 1982 Comment
  RSA700700  Vaccinium scoparium L. C. Wheeler 1934-8-5 3038 Siskiyou Mud Springs, Middlehell Creek. 2011 Comment
  CAS-BOT-BC199530  Vaccinium uliginosum Wm. Bridge Cooke 1939-7-7 13606 Siskiyou At Wagon Camp Comment
  HSC44966  Vaccinium uliginosum J. O. Sawyer 1978-6-20 3275 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  HSC76701  Valeriana sitchensis subsp. sitchensis K. T. Stillman 1976-8-7 212 Siskiyou Marble Mtn. Wilderness Area. 1951 Comment
  JEPS80556  Valeriana sitchensis subsp. sitchensis Gilbert Muth 1965-8-6 190 Siskiyou backside of Black Mountain, Marble Mountain Wilderness Area Marble Mountain Wilderness Area; Black Mountain, Marble Mountain Wilderness Area 2042 Comment
  HSC48292  Vancouveria hexandra J. O. Sawyer, K. T. Stillman 1978-7-6 3293 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  CAS-BOT-BC527988  Veratrum Geo. D. Butler 1908-8-26 536 Siskiyou Salmom Mountain 1524 Comment
  HSC30439  Veratrum californicum var. californicum Frederick W. Oettinger 1968-8-12 496 Siskiyou Salmon Mountains, Tobacco Lake Trail 1890 Comment
  JEPS24441  Veratrum insolitum Rimo Bacigalupi with L. Constance and L. R. Heckard 1960-7-21 7483 Siskiyou 14 mi e Cecilville (6 mi w of rd summit, along new rd from Cecilville to Callahan, watershed of e fork of the South Fork of the Salmon River, just above Six-mile Creek) 1371 Comment
  UC164389  Veratrum insolitum Geo. D. Butler 1908-8-26 536 Siskiyou head of E<?> Creek Salmon Mountain Comment
  RSA237913  Veratrum viride Frederick W. Oettinger 1969-9-2 1592 Siskiyou Bear Meadow near Tom Tyler [Taylor] Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  CHSC8613  Verbascum thapsus G. Smalley 1967-6-17 Siskiyou Collected 6 miles e of Callahan. 1310 Comment
  CDA40712  Verbena bracteata R. S. Richards & F. D. Horn 1979-8-29 s.n. Siskiyou Lake Shastina Properties, Weed. 0 Comment
  SEINET3161787  Verbena lasiostachys var. lasiostachys G. D. Butler 1910-7-2 1621 Siskiyou Yreka Comment
  UC61039  Veronica americana W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Mount Shasta, Sisson Sisson; Mount Shasta, Sisson Comment
  HSC4804  Veronica americana William J. Ferlatte 1967-6-5 489 Siskiyou Big Flat, between public camp and S Fork of Salmon River 1524 Comment
  HSC73320  Veronica peregrina subsp. xalapensis Gail Newton 1980-6-20 458 Siskiyou Near Bald Mtn. 1097 Comment
  UC1026906  Veronica peregrina subsp. xalapensis W. Bridge Cooke 1940-6-6 15081 A Siskiyou near the outlet of Castle Lake 1676 Comment
  JEPS3850  Veronica serpyllifolia subsp. humifusa George D. Butler 1908-8-3 454 Siskiyou Log Lake, Shackelford Creek Log Lake; , Shackelford Creek 1524 Comment
  SFV3460  Veronica serpyllifolia subsp. humifusa J. M. Tucker, L. K. Mann 1963-8-17 3744 Siskiyou Marble Mountain Wilderness Area. Beside trail from Red Rock Valley to top of ridge to south, and near top of ridge. 1860 Comment
  RSA238786  Veronica serpyllifolia var. humifusa Frederick W. Oettinger 1967-7-26 189 Siskiyou Tom Taylor Cabin, spring creek about 100 yards below the Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UC1223736  Veronica triphyllos Iris Coonrod 1963-4-1 Siskiyou Montague, Coonrod Ranch Montague; , Coonrod Ranch 914 Comment
  CHSC1912  Veronica wormskjoldii V. Holt 1943-8-1 Siskiyou Marble mountains. 1828 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