Search Results — 2000 specimen records retrieved (1402 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC419723  Abies concolor Julie Kierstead Nelson; Keli McElroy 2012-8-10 2012 -073 Siskiyou NW side of Gumboot Lake. 1853 Comment
  HSC39922  Abies lasiocarpa J. O. Sawyer 1971-7-16 2431 Siskiyou Slopes NE of Deep Lake, Bulk Collection 115 2165 Comment
  HSC67823  Abies magnifica J. O. Sawyer, J. Cole 1980-7-20 3767 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  UC119058  Abies magnifica var. magnifica unknown 1885-9-1 Siskiyou Siskiyou Mts. Comment
  UC718152  Abies procera Carl B. Wolf 1934-7-5 5969 Siskiyou on road to Horse Creek 2.8 mi from Dry Lake Lookout; Siskiyou Mts. 2133 Comment
  CAS-BOT-BC203224  Abutilon W. R. Dudley 1899-8-15 s.n. Siskiyou Near trail to Black Fox Mountain Comment
  RSA96934  Acer circinatum Percy C. Everett, E. K. Balls 1954-10-11 20270 Siskiyou South fork of Sacramento River, 3 miles southwest from town of Mt. Shasta on road to Castle Lake 884 Comment
  CAS-BOT-BC331016  Acer glabrum var. glabrum Doris K. Kildale 1929-7-20 8671 Siskiyou Raspberry Lake, near east spur Preston Peak 1981 Comment
  RSA183746  Acer glabrum var. torreyi Gilbert Muth 1965-8-3 147 Siskiyou Marble Mountains, on trail to 4-corners Comment
  RSA237832  Acer glabrum var. torreyi Frederick W. Oettinger 1967-8-21 302 Siskiyou Along trail to Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC332788  Acer macrophyllum Roxana S. Ferris; Laura Lorraine 1948-6-12 11778 Siskiyou About 5.5 miles from Etna on forks of Salmon Road Comment
  UC1034596  Acer macrophyllum Douglas Barbe 1955-6-30 62 Siskiyou 1 mi nw Forest Camp (along Johnson Creek, Etna); Klamath Mountains, along Johnson Creek, Etna 944 Comment
  CAS-BOT-BC336931  Acer negundo var. californicum J. H. Thomas; T. C. Fuller; G. D. Barbe 1980-4-29 53406 Siskiyou Fort Jones 853 Comment
  CHSC91360  Achillea millefolium Lowell Ahart; John Dittes 2005-6-9 12039 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
  HSC67833  Achillea millefolium J. O. Sawyer, J. Cole 1980-7-22 3923 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  HSC76955  Achillea millefolium K. T. Stillman 1976-7-15 251 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  UCD128313  Achillea millefolium A. A. Heller 1915-7-18 12127 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1188 Comment
  RSA183724  Achillea millefolium Gilbert Muth 1965-7-29 135 Siskiyou On top of Marble Mt. Lookout, Marble Mts. Comment
  HSC36728  Achlys triphylla Brent Whiteley 1975-6-28 83 Siskiyou 915 Comment
  UC1025003  Achnatherum lemmonii Leo Whitney 1935-7-15 3465 Siskiyou 2 mi se Medicine Lake (Bullseye Lake); Bullseye Lake Comment
  CAS-BOT-BC210872  Achnatherum occidentale subsp. californicum Wm. Bridge Cooke 1938-7-15 11276 Siskiyou Mount Shasta. Wagon camp-Horse Camp Trail Comment
  CAS-BOT-BC210875  Achnatherum occidentale subsp. californicum John Thomas Howell 1937-7-22 13258 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  JEPS76055  Achnatherum occidentale subsp. californicum W. L. Jepson 1937-7-22 18453 Siskiyou Dunsmuir Comment
  UCD51031  Achnatherum occidentale subsp. californicum H. S. Yates 1936-6-4 5837 Siskiyou 1 mile S.W. of Signal Butte. 1341 Comment
  UCD51162  Achnatherum occidentale subsp. californicum A. H. Murphy 1959-7-21 59 D Siskiyou Shasta National Forest. Deadfall Lake area. 2225 Comment
  CAS-BOT-BC218014  Achnatherum thurberianum Elmer I. Applegate 1935-6-8 9442 Siskiyou Pera Paw Cave, Lava Beds National Monument Comment
  RSA17729  Achnatherum thurberianum Elmer I. Applegate 1937-6-8 9442 Siskiyou Bearpaw Cave, Lava Beds National Monument. Comment
  CAS-BOT-BC29149  Achyrachaena mollis L. E. Smith 1915-6-1 s.n. Siskiyou Hilt Comment
  HSC46219  Acmispon nevadensis Jennifer Whipple 1978-6-5 2327 Siskiyou Weston Gulch in Scott Valley 854 Comment
  HSC71544  Acmispon nevadensis J. P. Smith, Steve Selva 1970-6-16 4043 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  UCD104265  Acmispon nevadensis var. nevadensis Tofsrud 1948-8-1 s.n. Siskiyou East edge of McCloud. Comment
  UCD95340  Aconitum columbianum A. A. Heller 1915-8-26 12240 Siskiyou Mt. Eddy. 1828 Comment
  CAS-BOT-BC391508  Aconitum columbianum subsp. columbianum John Thomas Howell 1937-7-22 13323 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC391519  Aconitum columbianum subsp. columbianum Alice Eastwood 1912-8-30 1952 Siskiyou Mount Eddy Comment
  JEPS123409  Aconitum columbianum subsp. viviparum Julie Kierstead Nelson with Robin Fallscheer 2015-8-13 2015 -134 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. Comment
  RSA32897  Aconitum columbianum var. columbianum A. A. Heller 1927-8-1 14433 Siskiyou Sisson. Comment
  CAS-BOT-BC412616  Aconogonon alaskanum Doris K. Kildale 1929-8-24 9038 Siskiyou Rattlesnake Meadow, trail to Preston Peak 1676 Comment
  CAS-BOT-BC412910  Aconogonon davisiae Geo. D. Butler 1910-7-8 1677 Siskiyou Shackleford Creek 1828 Comment
  CAS-BOT-BC413840  Aconogonon davisiae Wm. Bridge Cooke 1938-7-21 11289 Siskiyou Mount Shasta. Between Horse Camp and Panther Creek Meadows Comment
  CAS-BOT-BC413844  Aconogonon davisiae Alice Eastwood 1921-7-29 10957 Siskiyou Little Mt. Hoffman Comment
  HSC98376  Aconogonon davisiae J. O. Sawyer 1968-7-9 404 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  HSC24101  Aconogonon phytolaccifolium J. O. Sawyer 1971-7-15 2428 Siskiyou Along Red Rock Valley Creek 1585 Comment
  CAS-BOT-BC110723  Aegilops cylindrica John Thomas Howell 1952-6-15 28366 Siskiyou Along road just east of Montague. Comment
  OBI4708  Aegilops cylindrica T. C. Fuller 1960-5-24 4341 Siskiyou Ca. 4 mi E of Montague Comment
  HSC58926  Agastache urticifolia Marvin Butler 1971-8-19 200 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction 1433 Comment
  UC1408770  Agastache urticifolia Frederick W. Oettinger 1968-8-14 515 Siskiyou margins of Bear Meadow between English Peak and Tom Taylor Cabin (High Lake Basins in Vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1996 Comment
  SEINET7940419  Agastache urticifolia G. D. Butler 1910-6-7 1533 Siskiyou Moffit Creek. Comment
  UC1034034  Ageratina occidentalis W. Bridge Cooke 1941-8-15 16185 Siskiyou on recent lava flow n Cascade Gulch; Mount Shasta Comment
  CAS-BOT-BC29453  Ageratina occidentalis Nora Pettibone; Frank W. Hubby 1894-8-10 s.n. Siskiyou Upper Soda Springs Comment
  CAS-BOT-BC29459  Ageratina occidentalis Gilbert J. Muth 1965-8-4 s.n. Siskiyou Near the Marble, Marble Valley Comment
  UC1199313  Ageratina occidentalis Joseph P. Tracy 1935-8-2 14433 Siskiyou ne side along trail Youngs Peak; North Coast Regions, Youngs Peak 1524 Comment
  CAS-BOT-BC15481  Agoseris X dasycarpa Roxana S. Ferris; Laura Lorraine 1941-8-11 10506 A Siskiyou Slopes above Medicine Lake, Shasta National Forest Comment
  CHSC69063  Agoseris aurantiaca Vernon H. Oswald; Lowell Ahart 1997-7-8 8785 Siskiyou Southeast of Medicine Lake on road 43N54 at a meadow 0.6 mi southest of Paynes Springs. 1920 Comment
  HSC29241  Agoseris aurantiaca Frederick W. Oettinger 1968-8-14 512 Siskiyou Marble Mountain Wilderness area; below Tom Taylor Cabin 2012 Comment
  JEPS74564  Agoseris aurantiaca var. aurantiaca W. J. Ferlatte 1966-8-5 322 Siskiyou slope on n side Caribou Mtn.; Trinity Alps, Caribou Mtn. 1920 Comment
  HSC45207  Agoseris glauca var. glauca J. O. Sawyer, E. Cope 1977-6-20 2971 Siskiyou Along W slopes of Bear Mtn. 1829 Comment
  HSC61853  Agoseris grandiflora Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  JEPS36251  Agoseris grandiflora var. grandiflora Geo. D. Butler 1909-5-29 751 Siskiyou near Yreka Comment
  CAS-BOT-BC15383  Agoseris grandiflora var. grandiflora Alice Eastwood; John Thomas Howell 1937-6-26 5064 Siskiyou Near Fork of Salmon River Comment
  CAS-BOT-BC15389  Agoseris grandiflora var. grandiflora L. R. Abrams 1926-7-4 11236 Siskiyou 1 mile west of Mt. Shasta City on road to Abrams Lake Comment
  CAS-BOT-BC22771  Agoseris heterophylla Elmer I. Applegate 1936-5-19 10322 Siskiyou Lava Beds National Monument, between Indian Wells and Three Sisters. Comment
  HSC73346  Agoseris heterophylla Gail Newton 1980-6-20 455 Siskiyou Near Bald Mtn. 1097 Comment
  JEPS36269  Agoseris heterophylla var. heterophylla Geo. D. Butler 1909-4-26 605 Siskiyou Orofino Comment
  UC53885  Agoseris heterophylla var. heterophylla H. M. Hall and E. B. Babcock 1903-6-1 4036 Siskiyou near Dunsmuir; Sierra Nevada Mountains 609 Comment
  RSA142619  Agoseris monticola Philip A. Munz 1960-8-22 24185 Siskiyou Panther Meadows, Mount Shasta 2530 Comment
  CAS-BOT-BC126993  Agrostis exarata Melissa A. Berry 1957-7-8 s.n. Siskiyou South Russian Creek at Power House. 822 Comment
  UC1265415  Agrostis exarata F. W. Oettinger 1968-9-7 755 Siskiyou north shore line of lake Salmon Mountains, Hancock Lake 1935 Comment
  CAS-BOT-BC139571  Agrostis gigantea W. R. Dudley 1909-8-7 s.n. Siskiyou Little Bear Valley near Dulit Flat. Comment
  RSA238354  Agrostis humilis Frederick W. Oettinger 1969-9-4 1645 Siskiyou Tobacco Lake Meadow. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  RSA239093  Agrostis humilis Frederick W. Oettinger 1969-8-22 1503 Siskiyou South side of Horse Hole, near Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  UCD51758  Agrostis hyemalis R. Tofsrud 1950-7-1 s.n. Siskiyou E. side of Mt. Shasta. Comment
  CAS-BOT-BC139350  Agrostis idahoensis G. J. Muth 1969-8-10 1313 Siskiyou Ridge west of Boulder Peak. 2225 Comment
  RSA602589  Agrostis idahoensis L. C. Wheeler 1935-7-23 3684 Siskiyou Siskiyou Mountains: Mt. Diablo Mer.; Mud Springs, Middlehell Creek. 2011 Comment
  CAS-BOT-BC138927  Agrostis pallens John Thomas Howell 1939-8-9 15213 Siskiyou Marble Mountains. Sky High Valley. 1828 Comment
  HSC39813  Agrostis pallens J. O. Sawyer 1969-8-4 1836 Siskiyou Above Sugar Lake 2134 Comment
  RSA237930  Agrostis pallens Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1161 Siskiyou Above Halfway Spring, on trail from English Lake to Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  UCD53181  Agrostis pallens Geo. D. Butler 1910-7-10 1724 Siskiyou Shackleford Creek. 1219 Comment
  RSA603995  Agrostis pallens L. C. Wheeler 1934-8-2 3020 Siskiyou Siskiyou Mountains: Head of Jaynes Canyon. (Mt Diablo Meridian) 2072 Comment
  CHSC61556  Agrostis thurberiana L. P. Janeway 1983-8-16 557 Siskiyou Siskiyou Mountains; at Poker Flat. 1524 Comment
  CAS-BOT-BC138479  Agrostis variabilis Wm. Bridge Cooke 1938-8-18 11487 Siskiyou Mount Shasta. Horse Camp Slopes. 2514 Comment
  UC61170  Alisma plantago-aquatica W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mount Shasta Comment
  UCD138438  Allium acuminatum Robert E. Preston 1995-6-18 879 Siskiyou ca. 3 mi ese of Hornbrook, in oak woodland adjacent to Ager Rd; (Copco 15' quad). 701 Comment
  POM109876  Allium bolanderi Geo D. Butler 1910-6-3 1469 Siskiyou Quartz Valley. Comment
  UC357193  Allium bolanderi var. bolanderi Geo. D. Butler 1908-6-29 113 Siskiyou near Oro Fino Comment
  CHSC6569  Allium falcifolium R. Carter 1966-5-15 407 Siskiyou 1.7 mi. SE of Calahan, 1.1 mi. S of intersection of Calahan-Gazelle Rd. and Old Oregon Stage Rd. Comment
  CAS-BOT-BC469234  Allium falcifolium R. C. Barneby 1954-5-16 11529 Siskiyou 6 miles SW of Yreka 975 Comment
  CAS-BOT-BC469242  Allium falcifolium Roxana S. Ferris; Laura Lorraine 1948-6-12 11716 Siskiyou Schoolhouse Hill, Plowman's Valley [Noyes Valley], east fork of Scott River Comment
  RSA60650  Allium parvum Dorothy Parker 1946-4-11 122 Siskiyou Plowman s Valley. 1189 Comment
  UCD141785  Allium siskiyouense L. K. Mann; J. M. Tucker, S. L. Holloway 1963-7-9 s.n. Siskiyou 2nd camp Marble Mountain Wilderness Area. Comment
Read comments
Mar 27 2015
  SEINET12048092  Allium siskiyouense Unknown 1945-1 59 Siskiyou summit of Siskiyou Mts, between Happy Camp and O'Brien, Oregon Comment
  HSC22395  Allium validum J. O. Sawyer 1969-7-9 1063 Siskiyou NE shore of Little Duck Lake 2043 Comment
  UCD141860  Allium validum Doug Barbe 1959-7-11 540 Siskiyou north of Gumboot Lake, west of city of Shasta and south of Mt. Eddy. 1767 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
  HSC30612  Allotropa virgata Frederick W. Oettinger 1969-8-23 1515 Siskiyou Salmon Mtns., between Chimney Rock and Smith Lake. 1418 Comment
  CAS-BOT-BC171407  Alnus incana subsp. tenuifolia C. B. Wolf 1930-10-22 1752 Siskiyou 1 miles W of Mt. Shasta City 1066 Comment
  CAS-BOT-BC169637  Alnus rhombifolia Carl B. Wolf 1927-8-26 1042 Siskiyou On the Klamath River, 4 mi N of Gottville Comment
  CAS-BOT-BC169386  Alnus viridis subsp. sinuata Gilbert Muth 1966-7-29 462 Siskiyou Damp meadow, Marble Valley, by waterfall. Marble Mts. 1828 Comment
  HSC4969  Alnus viridis subsp. sinuata J. O. Sawyer 1968-6-18 234 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  UC642581  Alnus viridis subsp. sinuata W. Bridge Cooke 1939-8-10 13862 Siskiyou Mud Creek Canyon Mount Shasta (around springs on walls, from the Hudsonian to the Transition Zones) Comment
  UC207707  Alopecurus aequalis Geo. D. Butler 1908-10-16 546 Siskiyou Oro Fino Creek Comment
  CAS-BOT-BC17202  Alyssum alyssoides L. E. Smith 1913-5-27 299 Siskiyou Weed. Comment
  HSC63075  Alyssum alyssoides David Wheeler 1979-4-8 36 Siskiyou Comment
  HSC4957  Amelanchier pallida J. O. Sawyer 1968-9-10 691 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  JEPS126018  Amelanchier pallida E. T. Doucette 2013-5-20 13 -131 Siskiyou Greenhorn Road, Yreka, 9.6 miles from business district. Comment
  RSA47620  Amelanchier pallida Roxana S. Ferris 1948-6-12 11844 Siskiyou Gazelle Mtn grade, road betw Callahan and Gazelle. 1500 Comment
  SEINET3110844  Amelanchier pallida Steve Selva, Roger Jensen 1974-8-16 7 Siskiyou Above Sugar Lake. Comment
  UCD169265  Amelanchier pallida T. Bruchman 1978-7-1 297 Siskiyou Tule Lake National Wildlife Refuge, along Hill Road. Comment
  CAS-BOT-BC136894  Amelanchier utahensis Roxana S. Ferris; Laura Lorraine 1948-6-12 11800 Siskiyou Scott Mt. Rd. so. of Callahan 1463 Comment
  CAS-BOT-BC136906  Amelanchier utahensis Alice Eastwood 1923-5-23 11931 Siskiyou Along railroad between Mott and Cantara Comment
  CAS-BOT-BC136913  Amelanchier utahensis J. H. Thomas 1954-5-13 4126 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Vicinity of Blind Horse Creek 1066 Comment
  CAS-BOT-BC136921  Amelanchier utahensis Roxana S. Ferris; Laura Lorraine 1948-6-12 11777 Siskiyou About 5.5 miles from Etna on forks of Salmon Road Comment
  UC166554  Amelanchier utahensis Geo. D. Butler 1910-4-24 1238 Siskiyou Quartz Valley Comment
  HSC37543  Amsinckia intermedia J. P. Smith 1974-5-27 7606 Siskiyou Along FS Rd. 47N03 1524 Comment
  CAS-BOT-BC26778  Amsinckia propinqua Alice Eastwood 1912-7-20 1260 Siskiyou Hornbrook Comment
  HSC3533  Amsinckia tessellata var. tessellata D. M. Thomson 1965-7-17 149 Siskiyou Lava Beds National Monument, N boundary road by Canbys Cross Comment
  JEPS21784  Anaphalis margaritacea unknown Siskiyou Comment
Read comments
Jul 22 2010
  RSA60646  Anaphalis margaritacea Rodney Gregg 1948-7-30 s.n. Siskiyou South Fork of Scott River above Callahan 1220 Comment
  JEPS82703  Anemone drummondii Wayne Roderick 1984-6-7 Siskiyou sw Stewart Springs; Cabin Meadow 1935 Comment
  CAS-BOT-BC391978  Anemone occidentalis A. A. Heller 1915-7-15 12077 Siskiyou Mt. Eddy 2072 Comment
  SEINET3075626 Image available Anemone occidentalis M. B. Dunkle 1945-7-1 Siskiyou Marble Mountains, Klamath National Forest. Comment
  POM100598  Anemone occidentalis Geo. D. Butler 1910-7-10 1736 Siskiyou Upper Carufehell Lake. 1677 Comment
  UCSB11466  Anemone occidentalis Dearing, Hugh; Dearing, Margaret 1939-7-1 Siskiyou Soloman Mt. Summit 1981 Comment
  UC1356635  Angelica arguta J. F. Emmel 1968-7-22 90 Siskiyou Trinity Alps, Caribou Lake Caribou Lake; Trinity Alps, Caribou Lake 2103 Comment
  SFV8562  Angelica arguta J. M. Tucker, L. K. Mann 1963-7-4 3697 Siskiyou Vicinity of U. S. Forest Service Public Camp, just east of Finley Camp, road from Etna to Sawyer's Bar. Comment
  HSC71954  Angelica tomentosa J. M. DiTomaso 1980-8-4 1847 Siskiyou Elk Valley Campground, end of Gasquet-Orleans Rd. 1341 Comment
  POM82548  Angelica tomentosa var. tomentosa Geo. D. Butler 1908-8-5 465 Siskiyou Marker Mtn. 2134 Comment
Read comments
Nov 25 2011
  CAS-BOT-BC59284  Antennaria argentea Roxana S. Ferris; Laura Lorraine 1948-6-12 11724 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  UC165969  Antennaria dimorpha Geo. D. Butler 1909-4-4 573 Siskiyou near, dry hillside Yreka Comment
  CAS-BOT-BC58718  Antennaria geyeri A. A. Heller 1916-7-21 12482 Siskiyou Near Upton 1097 Comment
  UC904777  Antennaria geyeri unknown 1949-8-29 25675 Siskiyou above Bolam Station; Mount Shasta 1828 Comment
  CAS-BOT-BC58710  Antennaria geyeri Elmer I. Applegate 1936-7-3 10496 Siskiyou Lava Beds National Monument. East slope of Hippo Butte Comment
  HSC92332  Antennaria media Jennifer Whipple 1978-10-6 2397 Siskiyou Mt. Eddy, N-facing slopes in the Eddy Creek Drainage 2317 Comment
  JEPS109705  Antennaria media subsp. media Dean W. Taylor 2002-7-20 18267 Siskiyou The Eddys, Pacific Crest Trail ca. 0.5 mile North of Forest Road 17 2103 Comment
  CAS-BOT-BC79908  Antennaria microphylla Geo. D. Butler 1910-6-5 1519 Siskiyou Loy Lake Comment
  HSC62588  Antennaria microphylla Al Hobart Siskiyou Youngs Valley Comment
  JEPS84314  Antennaria rosea L. R. Heckard with J. Hickman et al. 1986-7-17 6533 Siskiyou s end,(road end area & camp overlooking s end of Alex Hole- se of Condrey Mt.) Alex Hole; Condrey Mt., Alex Hole 1980 Comment
  SFV5166  Antennaria rosea B. C. Templeton 1960-6-21 8550 Siskiyou Klamath Mountains Near the top of Scott Mountain. On mountain slopes. 1645 Comment
  RSA238707  Antennaria rosea Frederick W. Oettinger, J. Morrison 1967-8-17 277 Siskiyou Common on Shasta Ridge, approx. 0.1 mi. SSW of Diamond Lake; e-facing slope amid granite boulders near woods edge. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2098 Comment
  HSC21990  Antennaria rosea subsp. rosea J. O. Sawyer 1969-7-9 1252 Siskiyou W facing slope above Bingham Lake 2317 Comment
  UC141642  Apocynum androsaemifolium Wm. M. Canby, Profs. C. S. Sargent and John Muir 1897-9-7 196 Siskiyou Mt. Shasta Comment
  SEINET10536203  Aquilegia formosa Mary Merello 1993-6-25 Merello 722 Siskiyou Shasta National Forest. At end of Forest Service Road 39N 28, road to Lower Falls and Fowlers Campground. Open conifer woodlands. Disturbed. Along McCloud River. 970 Comment
  UC375263  Aquilegia formosa Geo. D. Butler 1908-8-3 358 Siskiyou Shackleford Creek Log Lake Comment
  UC640269  Aquilegia formosa H. and M. Dearing 1939-7-2 3806 Siskiyou near Salmon Mtns 1524 Comment
  HSC81750  Aquilegia formosa Thomas W. Nelson, Jane P. Nelson 1980-7-19 6199 Siskiyou Along USFS Rd. 41N17 1.0mi junction with Callahan-Cecilville Rd. 1585 Comment
  SEINET5337610  Aquilegia formosa G. Butler 1910-6-17 1576 Siskiyou Humbug mountain 1219 Comment
  HSC22425  Aquilegia formosa var. formosa J. O. Sawyer 1969-7-16 1153 Siskiyou W of Waterdog Lake 2073 Comment
  RSA0125828  Arabis glabra R. F. Thorne 1969-8-2 63331 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  HSC77070  Arabis holboellii var. retrofracta K. T. Stillman 1976-6-26 110 Siskiyou Marble Mountain Wilderness Area 2073 Comment
  RSA0129676  Arabis lemmonii var. lemmonii P. H. Raven 1956-9-4 10411 Siskiyou S side of Mt. Eddy 2652 Comment
  HSC92694  Arabis modesta D. L. Goforth 1980-4-26 499 Siskiyou Klamath River at McKinney Creek 537 Comment
  HSC66246  Arabis oregana Maralyn A. Renner 1980-7-28 2151 Siskiyou Above Pacific Crest Trail, near ridge 1799 Comment
  JEPS84111  Arabis oregana L. R. Heckard with J. Hickman et al. 1986-7-17 6452 Siskiyou ca 5 mi n Seiad Valley town (s of Lily Pad Lake, trail to Kangaroo Peak); Kangaroo Peak 1820 Comment
  HSC62267  Arabis platysperma Al Hobart 1968-6-18 Siskiyou Youngs Valley Comment
  HSC46816  Arabis puberula William J. Ferlatte 1974-7-25 1584 Siskiyou Grouse Ridge along Trinity Co. line, 100 yds. S of Dorleska Summit 2119 Comment
  SEINET5340782  Arabis sparsiflora G. Butler 1910-5-21 1382 Siskiyou Klamath Hills. Comment
  POM94042  Arabis subpinnatifida Geo. D. Butler 1910-4-17 1194 Siskiyou Near Yreka. Comment
  CAS-BOT-BC171698  Aralia californica J. H. Thomas; H. A. Thomas 1954-7-22 4441 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville, between Rush and Big Bend Creeks, .25 - .5 miles N of S Fork of Salmon river. Along banks of Big Bend Creek. 975 Comment
  CAS-BOT-BC171027  Aralia californica Doris K. Kildale 1925-9-6 1299 Siskiyou Rodger Creek bridge, Klamath River Comment
  RSA470445  Aralia californica Glenn Chadwick, Mr Chadwick 1911-07 s.n. Siskiyou Shasta springs Comment
  HSC67761  Arbutus menziesii John Palmer 1980-8-15 961 Siskiyou NE of Seiad Low Gap on spur of F.S. Rd. 46N50 1098 Comment
  RSA639070  Arbutus menziesii L. C. Wheeler 1958-8-18 7394 Siskiyou West Fork Seiad Creek. Comment
  SEINET2140102  Arceuthobium californicum R. L. Mathiasen 2003-1 2003 -37 Siskiyou 16 km from St. Rte 96 on forest rd. 14N21 (Killon Mtn. Rd.). 1360 Comment
  CAS-BOT-BC407791  Arceuthobium campylopodum William Bridge Cooke 1938-9-2 11593 Siskiyou Sisson Southern Trail, Mount Shasta 1371 Comment
  SEINET2139856  Arceuthobium cyanocarpum R. L. Mathiasen 2007-1 2007 -34 Siskiyou 2 km NE of Park Creek trail head on forest road 17 1980 Comment
  CAS-BOT-BC410077  Arceuthobium douglasii Louis C. Wheeler 1934-6-25 2783 Siskiyou West Fork of Cottonwood Creek, Siskiyou Mountains 1371 Comment
  SEINET2116925  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen, C. M. Daugherty 2004-9-12 2004 -32 Siskiyou Eaton Lake. Russian Wilderness Area 2000 Comment
  SEINET2139983  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2003-1 2003 -48 Siskiyou 0.4 km S of Eaton Lake, Russian Peak Wilderness Area. 1950 Comment
  UC1733831  Arctostaphylos Frank Gould 1940-5-15 1245 Siskiyou Bull Meadows; Goosenest Mountain 1828 Comment
  HSC740  Arctostaphylos nevadensis William J. Ferlatte 1966-6-22 71 Siskiyou Josephine Lake Basin 1677 Comment
  UC54438  Arctostaphylos nevadensis H. M. Hall and E. B. Babcock June, 1903 4107 Siskiyou Ash Creek Sierra Nevada Mts., Mt. Shasta 1676 Comment
  LA42205  Arctostaphylos nevadensis Wm. Bridge Cooke; 1939-8-8 13835 Siskiyou Mount Shasta 2468 Comment
  SBBG5452  Arctostaphylos nevadensis subsp. nevadensis H. and M. Dearing 1939-7-2 3800 Siskiyou Etna-Salmon Divide 1828 Comment
  CAS-BOT-BC46477  Arctostaphylos patula 1911-6-15 s.n. Siskiyou Jackson Lake. Comment
  CAS-BOT-BC46481  Arctostaphylos patula Doris K. Kildale 1928-7-4 5522 Siskiyou Summit of divide between Salmon River & Scott Valley. Comment
  JEPS38800  Arctostaphylos patula Willis L. Jepson July 24 1894-August 10, 1894 14719 Siskiyou near Sisson; Region of the Upper Sacramento, Upton Comment
  RSA105355  Arctostaphylos patula G. D. Barbe 1955-7-6 137 Siskiyou Along northeast shore of Taylor Lake, Salmon Mtns. 1951 Comment
  UCD53415  Arctostaphylos patula A. T. Leiser 1973-3-22 D 2504 Siskiyou Dunsmuir. Comment
  CDA38691  Arctostaphylos patula T. C. Fuller 1962-6-13 8991 Siskiyou Road to Medicine Lake, 3.2 miles north of Bartle. 0 Comment
  CHSC117378  Arctostaphylos patula subsp. patula Richard R. Halse 2015-3-21 9325 Siskiyou Weed; southern part of city, west side of Interstate Hwy. 5, off of Mountain View Drive. 1083 Comment
  SEINET11942772  Arenaria congesta H. P. Chandler 1901-1 1674 Siskiyou Marble Mountains 2438 Comment
  UC1586857  Arenaria congesta Juha Pykala and D. H. Norris 1987-6-26 2064 Siskiyou above Bear Creek (0-3 km below Bear Lake); Marble Mountain Wilderness Area, Bear Lake Comment
  JEPS81883  Arenaria congesta var. congesta Roger Raiche 1982-7-7 20567 Siskiyou Condrey Mt. 2164 Comment
  RSA115689  Aristida oligantha Beecher Crampton 1956-8-20 3798 Siskiyou Ditch along US Hwy. 99, 1/2 mile south of Dunsmuir. Comment
  HSC46238  Arnica cernua J. P. Smith 1973-5-5 6372 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC29303  Arnica cordifolia Frederick W. Oettinger 1969-7-14 1023 Siskiyou High Lake Basins near English Peak; Marble Mountain Wilderness Area, above English Lake outlet along route from Charmaine to English Lake 1921 Comment
  HSC46317  Arnica cordifolia Jennifer Whipple 1976-7-9 1403 Siskiyou Mt. Eddy region on Deadfall Mountain 2226 Comment
  HSC61861  Arnica discoidea Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  HSC101399  Arnica lanceolata subsp. prima J. P. Smith, J. O. Sawyer, R. J. Cole 2010-8-7 13056 Siskiyou Klamath National Forest. Road to Crater Lake off Forest Service Road 40N24. 1860 Comment
  UCR80880  Arnica latifolia G. Fred Hrusa 1993-8-14 11398 Siskiyou Summit of Pass between Happy Camp, California and O'Brien, Oregon. Just on the California side of the state boundary 1375 Comment
  UCD13280  Arnica latifolia K. F. Mawdsley 1996-7-9 13 a Siskiyou Russian Wilderness in Klamath NF. 1981 Comment
  CAS-BOT-BC82691  Arnica longifolia W. R. Dudley 1899-8-13 s.n. Siskiyou Near Nabar Meadows, McCloud Comment
  HSC22152  Arnica mollis J. O. Sawyer 1969-8-18 1984 Siskiyou Above South Sugar Creek 2134 Comment
  HSC29164  Arnica mollis Frederick W. Oettinger, R. F. Thorne 1969-8-6 1251 Siskiyou Marble Mtn. Wilderness Area, below Tom's Lower Pond 1860 Comment
  HSC96404  Arnica mollis Gordon Leppig, J. Kalt 1996-7-9 349 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  RSA417151  Arnica nevadensis M. B. Dunkle 1944-6-26 9044 Siskiyou Deer Creek. 1829 Comment
  UC1408754  Arnica viscosa Frederick W. Oettinger 1968-9-2 668 Siskiyou Upper English Lake Marble Mountains Wilderness Area, Salmon Mountains, English 1859 Comment
  UC642579  Arnica viscosa Bassett Maguire 1939-8-8 13833 Siskiyou valley of Horse Camp Creek; Mount Shasta 2468 Comment
  CHSC72223  Artemisia biennis Vernon H. Oswald; Lowell Ahart 1998-9-16 9648 Siskiyou Tour Route at Lower Klamath NWR 3 mi south of Hwy. 161. 1243 Comment
  JEPS93964  Artemisia biennis Vernon H. Oswald and Lowell Ahart 1998-9-16 9648 Siskiyou Tour Route at Lower Klamath National Wildlife Refuge 3 mi s of Highway 161; Lower Klamath National Wildlife Refuge 1243 Comment
  SEINET5712658  Artemisia campestris subsp. borealis J. M. Tucker, L. K. Mann; Sandra L. Holloway 1963-1 3750 Siskiyou Southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wilderness Area.; Marble Mountain Wild. Area 2134 Comment
  JEPS36959  Artemisia douglasiana Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sisson Upper Sacramento River, southern Siskiyou County Comment
  UC179528  Artemisia douglasiana A. A. Heller 1914-8-25 11710 Siskiyou along the railroad embankment near Deetz <railroad> station (opposite Black Butte) 1158 Comment
  CAS-BOT-BC499176  Artemisia douglasiana Doris K. Kildale 1928-7-25 5904 Siskiyou Klamath River at Mack's Creek near Hamburg Comment
  HSC34669  Artemisia ludoviciana subsp. ludoviciana Thomas W. Nelson, J. O. Sawyer 1974-10-29 1739 Siskiyou Hwy. 3, just S of Calaghan Comment
  HSC5013  Artemisia tridentata subsp. tridentata W. L. Jepson 1940-6-23 20022 Siskiyou Andesite Sta., N of Mt. Shasta 976 Comment
  CAS-BOT-BC447717  Aruncus dioicus var. vulgaris Doris K. Kildale; J. W. Gillespie 1929-6-22 8028 Siskiyou Boulder Creek, south of Dunsmuir on Pacific Highway Comment
  CAS-BOT-BC400587  Asarum caudatum Alice Eastwood 1921-7-31 s.n. Siskiyou Shasta Springs Comment
  UC1755271  Asarum caudatum D. W. Taylor 2004-6-10 19094 Siskiyou Strawberry Valley, western base of Rainbow Ridge, headwaters of creek 0.4 miles W of Browns Lake, ca 3 air miles W of Mt. Shasta City. Comment
  HSC28657  Asarum caudatum Frederick W. Oettinger, R. F. Thorne 1969-8-6 1248 Siskiyou Marble Mtns. Wilderness Area, along Pine Lake outlet stream 1829 Comment
  JEPS49845  Asclepias cordifolia Willis L. Jepson July 24, 1894-August 10, 1894 14529 Siskiyou near Sissons; Region of the Upper Sacramento Comment
  JEPS94694  Asclepias fascicularis Vernon H. Oswald and Lowell Ahart 1998-9-8 9601 Siskiyou Julia Glover Flat on USFS 3 ca. 6 air mi w of Mosquito Lake and Whitehorse Flat Reservoir Mosquito Lake; Julia Glover Flat on USFS 3 1112 Comment
  UC705672  Asclepias fascicularis Marion Ownbey, Fred G. Meyer 1940-7-4 2170 Siskiyou near Hornbrook; Ditch Creek Comment
  HSC61495  Asclepias fascicularis Ruby Van Deventer 9 Aug [year missing] Siskiyou Kelley Lake and Kelley Lake Trail Comment
  CHSC33056  Asclepias speciosa J. P. Smith; Steve Selva 1970-6-16 4085 Siskiyou Immediately west of Sawyers Bar. Comment
  SEINET3158828  Asclepias speciosa G. D. Butler 1910-6-8 1557 Siskiyou near Yreka Comment
  CAS-BOT-BC69551  Aspidotis densa Louis C. Wheeler 1934-8-13 3112 Siskiyou E. Fork Horse Creek, Siskiyou Mts. Mt. Diablo Mer. 1981 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
  UCSB17935  Aspidotis densa Hardham, Clare 1961-7-3 Siskiyou Scott Mountains, S of Calahan Comment
  POM58128  Aster occidentalis var. occidentalis E. B. Copeland 1913-9-8 3856 Siskiyou Mt. Eddy Comment
  HSC42070  Astragalus californicus Sue Sweet 1977-5-21 70 Siskiyou Junction of Miner's Creek Rd. and Rd. 8, 5.5 mi. W of Callahan on Rd. 8. 1037 Comment
  POM24211  Astragalus californicus Geo. D. Butler 1910-5-4 1284 Siskiyou Hamburg Mountain 1067 Comment
  SEINET10687772 Image available Astragalus californicus Edward L. Greene Greene 764 Siskiyou Yreka. Comment
  UCD104695  Astragalus curvicarpus M. F. Wojciechowski; M. J. Sanderson 1998-6-17 809 Siskiyou Roadside, along US highway 97 at California-Oregon border. Comment
  CAS-BOT-BC182968  Astragalus filipes Elmer I. Applegate 1935-6-5 9331 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  CAS-BOT-BC187166  Astragalus lentiginosus var. floribundus Alice Eastwood; John Thomas Howell 1940-6-14 8271 Siskiyou Lava Beds Nat. Mon. near Schonchin Butte Comment
  CAS-BOT-BC192921  Astragalus purshii var. lectulus L. E. Smith 1913-5-18 230 Siskiyou Bray Comment
  RSA110924  Astragalus purshii var. tinctus R. C. Barneby 1954-5-16 11515 Siskiyou Scott Road, 10.5 miles below Fort Jones 1006 Comment
  RSA47607  Astragalus purshii var. tinctus Roxana S. Ferris, Laura Lorraine, R. T. Ferris 1948-6-12 11710 -A Siskiyou Schoolhouse Hill, Plowmans Valley (Noyes Valley), east fork of Scott River. Comment
  CAS-BOT-BC198706  Astragalus whitneyi var. siskiyouensis A. A. Heller 1916-7-22 12487 Siskiyou East side of Mt. Eddy Comment
  CAS-BOT-BC198713  Astragalus whitneyi var. siskiyouensis Douglas Barbe 1955-7-26 272 Siskiyou Northwest slope of Scott Mtn. - Klamath Mountains 1828 Comment
  HSC65569  Asyneuma prenanthoides R. White 1977-7-21 122 Siskiyou Slope below outlet of Raspberry Lake. 1512 Comment
  SBBG25846  Asyneuma prenanthoides D. Myrick 1966-8-8 1495 Siskiyou Mountain Meadow Ranch, Big Flat 1524 Comment
  SBBG54353  Athyrium distentifolium var. americanum D. Copeland 1903-8-16 3917 Siskiyou Mt Shasta 2377 Comment
  HSC973  Athyrium distentifolium var. americanum Dorothy Parker 1949-7-10 332 Siskiyou Green Meadow near Paradise Lake, Salmon Mtn. 1982 Comment
  UC42238  Athyrium filix-femina var. cyclosorum Marshall A. Howe 1894-7-25 Siskiyou Sisson Comment
  CHSC72233  Atriplex triangularis Vernon H. Oswald 1998-9-16 9650 Siskiyou Tour Route at Lower Klamath NWR 3 mi south of Hwy. 161. 1243 Comment
  CAS-BOT-BC106546  Balsamorhiza deltoidea L. E. Smith 1914-4-25 641 Siskiyou Yreka Comment
  UC673213  Balsamorhiza lanata Lincoln Constance and Reed C. Rollins 1942-5-14 2919 Siskiyou 1 mi east of Yreka; Klamath-Siskiyou Region 762 Comment
  HSC103648  Balsamorhiza sericea Thomas W. Nelson, Jane Nelson 1985-6-19 7818 Siskiyou In and about Scott Mountain Campground. 1646 Comment
  HSC67996  Balsamorhiza sericea J. P. Smith 1976-5-21 8768 Siskiyou Klamath National Forest, FS Rd. 40N08, 6.9 mi. from its junction with Hwy. 3 1524 Comment
  CAS-BOT-BC145847  Beckmannia syzigachne Dorothy Parker 1950-6-21 s.n. Siskiyou Scott Valley (Fay Lane). 853 Comment
  CAS-BOT-BC75721  Berberis nervosa Louis C. Wheeler 1934-6-29 2822 Siskiyou Klamath Forest. Soda Creek. 1280 Comment
  UC1280799  Berberis nervosa H. E. McMinn 1931-6-27 2532 Siskiyou Seiad Valley to Clear Creek (Klamath River road) Comment
  CAS-BOT-BC76000  Berberis pumila T. H. Harris 1951-6-1 s.n. Siskiyou Happy Camp. 1524 Comment
  CAS-BOT-BC76008  Berberis pumila Doris K. Kildale 1929-7-20 8534 Siskiyou Trail to Elk Lick, south Fork of Indian Creek. Comment
  CAS-BOT-BC169488  Betula occidentalis W. R. Dudley 1901-8-26 s.n. Siskiyou Salmon Mountains Comment
  UC1278816  Blepharipappus scaber Louis C. Wheeler 1934-6-22 2760 Siskiyou Cottonwood Creek, Siskiyou Mountains Siskiyou Mountains, Cottonwood Creek 914 Comment
  CAS-BOT-BC127927  Blepharipappus scaber David D. Keck 1938-8-8 4861 Siskiyou On hillside 0.4 mi. S. of Scott Mt. Lodge, near Mill Creek, Scott Mts. 1040 Comment
  JEPS11909  Blepharipappus scaber Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-13 4793 Siskiyou 5 mi w of junction with U.S. Highway 99 (on grade over mountains on road from Yreka to Fort Jones); Yreka, Fort Jones 1158 Comment
  POM53772  Blepharipappus scaber E. B. Copeland 1903-7-3 3524 Siskiyou Klamathon. Comment
  CAS-BOT-BC16891  Boechera A. M. Vollmer; L. Beane 1951-6-2 73 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway. Comment
  UC166207  Boechera acutina Geo. D. Butler 1910-7-9 1719 Siskiyou Marble Mountain 1828 Comment
  CAS-BOT-BC16021  Boechera breweri subsp. breweri George Dexter Butler 1909-5-14 726 Siskiyou Klamath River. Comment
  JEPS60252  Boechera breweri subsp. shastaensis L. R. Heckard with L. Constance and R. Ornduff 1969-6-25 2319 Siskiyou 15 mi from U.S. Highway 99 (off the Gilman Raod, on n side of McCloud River arm of Lake Shasta) 487 Comment
  CAS-BOT-BC13815  Boechera howellii John Thomas Howell 1937-7-25 13444 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  UC673129  Boechera pauciflora Lincoln Constance and Reed C. Rollins 1942-5-13 2905 Siskiyou 4 mi e Seiad; Klamath-Siskiyou Region, Klamath River 457 Comment
  CAS-BOT-BC14135  Boechera pendulocarpa C. L. Hitchcock; J. S. Martin 1939-7-9 5322 Siskiyou 0.5 mile southeast of King's Castle. 1828 Comment
  CAS-BOT-BC14667  Boechera rectissima Alice Eastwood 1923-5-22 11895 Siskiyou Sisson. Comment
  JEPS104001  Boechera retrofracta Geo. D. Butler 1908-8-3 128 Siskiyou near Log Lake 1524 Comment
  UC165988  Boechera sparsiflora Geo. D. Butler 1910-5-5 1282 Siskiyou Humbug Mountain Comment
  UC1333316  Boechera stricta Dorothy Parker 1949-5-28 305 Siskiyou Kidder Creek Salmon Mountains Range 914 Comment
  JEPS64003  Bolboschoenus maritimus W. L. Jepson 1940-6-23 20030 Siskiyou e Grenada (Shasta Valley); , e of Grenada 975 Comment
  CAS-BOT-BC31361  Bolboschoenus maritimus Robert F. Thorne; J. Henrickson; C. W. Tilforth 1969-9-3 39029 Siskiyou Along Hwy 161 at N edge of White Lake, 13.5 mi E of jct of Hwys 97 and 161. 1280 Comment
  CHSC30252  Boschniakia strobilacea M. S. Taylor; B. Williams 1980-6-23 2944 Siskiyou N side in the forest of Cedar Lake, ca. 11 mi sw of Mt. Shasta City. 1737 Comment
  UC618785  Botrychium W. Bridge Cooke 1938-9-2 11600 Siskiyou along the Sisson Southern Trail Mount Shasta 1981 Comment
  UC662434  Botrychium pumicola W. Bridge Cooke 1941-8-21 16223 Siskiyou basin near the spur on S bank of Diller Canyon, W side of Shastina Mount Shasta 2751 Comment
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Jul 3 2007
  CAS-BOT-BC438785  Boykinia major Dana York 2012-7-20 3120 Siskiyou Rogue River - Siskiyou National Forest, Siskiyou Mountains, ca. 2.4 km W-SW of Cook and Green Pass, moist slope above Echo Lake. 1710 Comment
  CHSC1632  Boykinia major M. Yoder 1941-7-6 Siskiyou Castle Lake. 1981 Comment
  CAS-BOT-BC418459  Boykinia major Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Comment
  CAS-BOT-BC30273  Brassica nigra Henry M. Pollard 1947-8-22 s.n. Siskiyou North of Somes Bar. Fontana's Fishing Lodge. Comment
  HSC42934  Brickellia californica Ken Stillman 1976-8-24 434 Siskiyou Along Klamath River at Williams Point. 366 Comment
  JEPS111015  Brickellia grandiflora J. K. Nelson with J. R. and Soren Nelson 2004-8-29 2004 -96 Siskiyou South side Mt. Shasta, south side of McKenzie Butte, along Road 31 1584 Comment
  CAS-BOT-BC149495  Bromus briziformis A. A. Heller 1905-6-20 8075 Siskiyou Shasta Valley. Gazelle. Comment
  UCD58305  Bromus carinatus L. D. Whitney 1935-7-15 s.n. Siskiyou Bulls-Eye Lake. Comment
  CHSC60567  Bromus carinatus var. carinatus L. P. Janeway 1983-8-26 591 Siskiyou Siskiyou Mountains; at Poker Flat. Front edge of the upper part of the meadow. 1524 Comment
  UCD59216  Bromus carinatus var. marginatus R. Tofsrud 1948-8-1 s.n. Siskiyou Near summit of road from Happy Camp to O'Brien, Oregon. Comment
  UCD58489  Bromus commutatus P. B. Kennedy 1923-7-29 s.n. Siskiyou Mt. Shasta. Camp Sisson. Comment
  HSC102714  Bromus diandrus J. P. Smith 2013-6-18 13747 Siskiyou Camp Creek Recreation Area. 723 Comment
  SEINET14341973  Bromus diandrus R. E. Frenkel 1963-1 236 Siskiyou W. of Everitt Memorial Hwy, 1.7 mi N of McCloud River RR Crossing, near Mount Shasta. 1291 Comment
  HSC94048  Bromus japonicus G. Fred Hrusa 1998-7-5 14685 Siskiyou S side of Pass on Happy Camp-O'Brien Rd., CA side of state boundary, above Indian Creek Camp 750 Comment
  RSA238370  Bromus marginatus Frederick W. Oettinger 1969-9-4 1628 Siskiyou East side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  RSA184787  Bromus orcuttianus Gilbert Muth 1966-7-29 460 Siskiyou Marble Valley, Marble Mountains. 1799 Comment
  SEINET3245417  Bromus orcuttianus A. A. Heller 1905-1 6454 Siskiyou Near Shasta Springs Comment
  UC144490  Bromus orcuttianus A. A. Heller 1905-6-13 8026 Siskiyou near Shasta Springs Comment
  UC73779  Bromus orcuttianus W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Mount Shasta, Sisson Sisson; Mount Shasta, Sisson Comment
  RSA239070  Bromus suksdorfii Frederick W. Oettinger 1969-9-2 1588 Siskiyou Above Bear meadow near Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  CDA1858  Bromus tectorum T. C. Fuller 1962-6-11 8960 Siskiyou East side of Hwy 99 to Black Butte Summit, 4.1 miles south of Weed. 0 Comment
  NY664638  Bromus tectorum A. A. Heller 1916-6-20 12405 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188.7 Comment
  UC164919  Bromus tectorum Geo. D. Butler 1908-6-25 474 Siskiyou near Yreka Comment
  UCD59949  Bromus tectorum var. nudus P. B. Kennedy 1923-7-29 s.n. Siskiyou Mt. Shasta City. By Camp Sisson. Comment
  CAS-BOT-BC185381  Bromus vulgaris John Thomas Howell 1939-8-5 15067 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  CAS-BOT-BC273226  Cacaliopsis nardosmia Lincoln Constance; Reed C. Rollins 1942-5-13 2906 Siskiyou Klamath--Siskiyou Region. Klamath River 4 miles east of Seiad 457 Comment
  HSC92322  Calamagrostis breweri Jennifer Whipple 1976-9-3 1779 Siskiyou W facing slope of ridge between Durney Lake and Little Crater Lake 2409 Comment
  RSA238988  Calamagrostis canadensis Frederick W. Oettinger 1969-9-4 1652 Siskiyou On slope between Lily Pond and Tobacco lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC185262  Calamagrostis koelerioides Doris K. Kildale 1928-8-19 6544 Siskiyou Summit of divide between English Lake and Hancock Lake on trail to Marble Mountain. 2194 Comment
  CAS-BOT-BC185265  Calamagrostis koelerioides Doris K. Kildale 1929-7-20 8587 Siskiyou Southeast spur of Preston Peak. 1950 Comment
  HSC69231  Calamagrostis koelerioides Maralyn A. Renner 1980-9-1 2716 Siskiyou S side of Devil's Punchbowl 1829 Comment
  UCD57318  Calamagrostis koelerioides A. H. Murphy 1956-8-16 56 U Siskiyou Klamath Natioal Forest, east end Big Marshy Meadow. 1828 Comment
  SEINET3924380  Calamagrostis koelerioides Jennifer J. Whipple 1976-9-3 1775 Siskiyou Weed quad. Scree slopes near Little Crater Lake.; 0 2195 Comment
  SEINET8205872  Calliscirpus criniger J. W. Stacey 1940-6-6 15054 Siskiyou near springs along the shores of Castle Lake. 1676 Comment
  SEINET8268873  Calliscirpus criniger Jacqueline Greenleaf 1981-7-5 703 Siskiyou Twin Valley. 1494 Comment
  HSC68573  Calocedrus decurrens Maralyn A. Renner 1980-6-23 975 Siskiyou W Fork Seiad Creek 878 Comment
  RSA184686  Calocedrus decurrens Gilbert Muth 1966-8-3 495 Siskiyou Marble Valley Meadow, Marble Mtns. 1793 Comment
  SEINET8715954 Image available Calochortus elegans Unknown 1941-1 2429 Siskiyou Near Gunsight Peak, mountain west of Yreka Comment
  CAS-BOT-BC488608  Calochortus elegans var. nanus Wm. F. Herrin 1920-5-1 s.n. Siskiyou Shasta Springs Comment
  RSA37455  Calochortus elegans var. nanus Marion Ownbey, D. H. Brown 1941-6-23 2429 Siskiyou On ridge near Gunsight Peak, Mountains W of Yreka. Comment
  HSC15366  Calochortus macrocarpus var. macrocarpus D. M. Thomson 1965-7-21 155 Siskiyou Lava Beds National Monument, N boundary rd., near Canbys Cross Comment
  CAS-BOT-BC132458  Calochortus persistens Marion Ownbey; S. J. Preece, Jr. 1952-6-25 3341 Siskiyou Ridge road to Deadwood Lookout, mountains west of Yreka Comment
  SEINET8214323  Calochortus persistens Frank T. Callahan 1972-7-15 Siskiyou Gunsight Peak, Mahogany Pt; west of Yreka, California. 1896 Comment
  HSC44917  Calochortus tolmiei J. P. Smith 1976-5-5 8682 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  JEPS80557  Calochortus tolmiei Gilbert Muth 1965-8-6 189 Siskiyou backside Black Mountain; Marble Mountain Wilderness Area 2072 Comment
  UC454387  Calochortus tolmiei I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat; Mt. Bradley 1828 Comment
  JEPS82681  Caltha biflora Wayne Roderick 1984-6-7 Siskiyou North side of Mt. Eddy road 17. 1676 Comment
  UC853814  Caltha biflora A. A. Heller 1915-7-15 12086 Siskiyou Mt. Eddy 2072 Comment
  JEPS81792  Calycadenia fremontii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6816 Siskiyou 7 mi e Callahan 1127 Comment
  UC595108  Calycadenia fremontii David D. Keck 1938-8-7 4851 Siskiyou Schoolhouse Hill, 5.5 mi ne of Callahan, on road to GAzelle 1100 Comment
  CAS-BOT-BC273386  Calycadenia fremontii G. D. Carr 1974-9-11 780 Siskiyou 2.0 mi NE of Callahan on Gazelle-Callahan Rd 1007 Comment
  UC1971695  Calycadenia truncata 1974-9-12 2160 Siskiyou 0.4 mi E of Somesbar on Salmon River Road 195 Comment
  UC198763  Calypso bulbosa Annie M. Alexander and L. Kellogg 1911-6-17 157 Siskiyou Jackson Lake 1798 Comment
  HSC62614  Calyptridium umbellatum Al Hobart 1968-6-20 Siskiyou Youngs Valley Comment
  UCD100481  Calyptridium umbellatum John M. Tucker; L. K. Mann 1963-7-7 3726 Siskiyou in vicinity of Paradise Lake, at bast of Kings Castle on the east side, Marble Mountain Wilderness Area. 1981 Comment
  HSC646  Calystegia malacophylla William J. Ferlatte Jul 1967 616 Siskiyou Along the Yellow Rose Mine Trail 1677 Comment
  RSA603170  Calystegia occidentalis subsp. occidentalis L. C. Wheeler 1935-6-9 3562 Siskiyou Yreka Creek. Siskiyou Mtns. (Mt Diablo Mer.) 1220 Comment
  CHSC88127  Camassia quamash subsp. breviflora Jenny Marr 1993-7-1 137 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  RSA0056441  Camelina sativa subsp. sativa Louis C. Wheeler 1934-6-10 2672 Siskiyou Hungry Creek. 1097 Comment
  CAS-BOT-BC160900  Camissonia tanacetifolia subsp. tanacetifolia Lillian S. Mott 1967-7-2 LM 6760 Siskiyou Along highway near Dorris 1524 Comment
  CAS-BOT-BC160896  Camissonia tanacetifolia subsp. tanacetifolia Peter H. Raven 1962-5-30 17898 Siskiyou U. S. Highway 97, 4.4 miles south of Dorris Comment
  JEPS95640  Campanula prenanthoides Vernon H. Oswald and L. Ahart 1994-8-1 6421 Siskiyou T39N R5W SE1/4 Sec. 16, 4720 ft, Yellow Pine Forest. Forest Rd. 26 paralleling the South Fork of the Sacramento River, 0.3 mi E of Forest Rd. 40N43, 9.0 mi SW of the dam at Lake Siskiyou 1438 Comment
  SEINET10463323  Campanula prenanthoides Muth 1976-7-27 MUTH s.n. Siskiyou NR TWIN VALLEY, PRESTON PK QUAD, NR HAPPY CAMP 5400', MEADOW, S EXPOSURE Comment
  SEINET10462854  Campanula prenanthoides Brown 1897-7-15 Brown 527 Siskiyou SOUTH SIDE MT SHASTA 5000-10000 Comment
  HSC91393  Campanula rotundifolia Jennifer Whipple 1976-7-24 1556 Siskiyou Mt. Eddy, SW of Dobkins Lake 2256 Comment
  UC1473430  Campanula scabrella Gilbert Jerome Muth 1978-8-3 7403 Siskiyou close to town of Callahan (near China Mountain, China Mt. quadrangle); China Mt. quadrangle 2603 Comment
  SEINET10463528  Campanula scouleri Alice Eastwood 1912-7-21 Eastwood 1283 Siskiyou Sisson Comment
  JEPS53833  Campanula shetleri Wayne Roderick 1967-9-1 Siskiyou Little Castle Lake; n-facing granite cliffs 1828 Comment
  HSC90975  Cardamine californica Jennifer Whipple 1976-6-17 1025 Siskiyou Near Durney Lake 2073 Comment
  JEPS96809  Cardamine nuttallii var. covilleana Dean W. Taylor 1999-6-10 17252 Siskiyou Marble Mountains, Mill Creek, ca. 4 miles W from Mugginsville in Quartz Valley, northerly facing slopes near watershed divide with Kidder Creek Comment
  CAS-BOT-BC38067  Cardamine pachystigma W. R. Dudley 1893-6-20 s.n. Siskiyou Near Castle Lake, vicinity of Mount Shasta. Comment
  CAS-BOT-BC18392  Carex Elmer I. Applegate 1923-8-17 3836 Siskiyou Medicine Lake. Comment
  CAS-BOT-BC19762  Carex abrupta John Thomas Howell 1939-8-3 15004 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  CAS-BOT-BC17862  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
  UCR66606  Carex amplifolia L. C. Wheeler 1934-6-14 02711 Siskiyou Siskiyou Mountains, Arrastre Creek off Hungry Creek. 1280 Comment
  HSC76853  Carex amplifolia L. P. Janeway 1982-6-22 20 Siskiyou Next to creek 15 m below road from West Branch Guard Station towards Indian Creek 671 Comment
  HSC48639  Carex aquatilis D. H. Norris May 1970 12267 Siskiyou Haypress Meadows, Marble Mtn. Wilderness Area Comment
  UCR228240  Carex atherodes Peter F. Zika 2010-7-21 25197 Siskiyou Cascade Range Highlands, Grass Lake, on north side of Route 97, 0.4 road miles east northeast of Grass Lake Rest Area 1540 Comment
  CAS-BOT-BC18126  Carex athrostachya Alice Eastwood 1921-7-25 10833 Siskiyou Bigelows, on McCloud River. Comment
  HSC43381  Carex bolanderi Marylyn O'Meara 1974-5-25 383 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  SEINET7552954 Image available Carex breweri Robert F. Thorne, Fred Oettinger 1969-8-10 38982 Siskiyou Mt. Shasta National Forest; S slope of Mt. Shasta. 2377 Comment
  HSC73326  Carex concinnoides Gail Newton 1980-6-20 488 Siskiyou Near Bald Mtn. 1097 Comment
  CHSC107141  Carex cusickii R. E. Brainerd 2009-7-22 1559 Siskiyou Red Hill Meadow, east of Mt. Shasta; 4 air miles east of McCloud. UTM Zone 10 478466E 4568630N. 1036 Comment
  HSC76852  Carex diandra L. P. Janeway 1982-8-22 179 Siskiyou Halfway along the old jeep road between Poker Flat and Kelly Lake 1555 Comment
  HSC39378  Carex echinata subsp. echinata J. O. Sawyer 1969-8-3 1783 Siskiyou Alluvial terrace along Duck Lake Creek 1921 Comment
  HSC39845  Carex echinata subsp. echinata J. O. Sawyer 1969-7-25 1563 Siskiyou Above High Lake 2104 Comment
  SEINET7557949 Image available Carex echinata subsp. echinata Juha Pykala, D. H. Norris 1987-7-7 2333 Siskiyou Shasta National Forest, E of China Mountain, beside a trail from Deadfall Creek Meadows to Stewart Springs. 1890 Comment
  HSC63480  Carex echinata subsp. echinata M. A. Baker 1979-7-31 1090 Siskiyou Marble Mtn. Wilderness Area, head of Tickner Hole 1750 Comment
  JEPS84066  Carex echinata subsp. echinata L. R. Heckard with J. Hickman 1986-7-16 6444 Siskiyou se Red Butte (ca. 5 mi n of the town of Seiad Valley); Lily Pad Lake 1770 Comment
  CAS-BOT-BC19921  Carex epapillosa Alice Eastwood 1921-7-28 s.n. Siskiyou Medicine Lake. Comment
  CHSC107148  Carex feta R. E. Brainerd 2009-7-22 1555 Siskiyou Red Hill Meadow, east of Mt. Shasta; 4 air miles east of McCloud. UTM Zone 10 478466E 4568630N. 1036 Comment
  CAS-BOT-BC9328  Carex fracta Wm. Bridge Cooke 1939-7-7 13621 Siskiyou Mount Shasta. Lower Wagon Camp springs 1737 Comment
  UC535944  Carex halliana Elmer I. Applegate 1923-8-18 3880 Siskiyou Medicine Lake Comment
  UCD140363  Carex halliana S. S. Tillett 1956-7-11 690 Siskiyou Siskiyou - Trinity County: County line, north side Scott Mountain divide near campground; ca. 8 miles SE of Callahan. 1615 Comment
  CAS-BOT-BC22296  Carex hassei John Thomas Howell 1937-7-23 13334 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  HSC30215  Carex hassei William J. Ferlatte 1968-6-8 1130 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  JEPS121602  Carex hassei Danielle Roach 2011-9-15 Siskiyou Tamarack Flat, north of Mt. Eddy. Flat meadow on ultramafic soil. South China Mountain quadrangle. TF1_B Comment
  CHSC98374  Carex integra Thomas W. Nelson; Jane P. Nelson 1984-7-28 7701 Siskiyou North Coast Ranges. Bog along west side of Gumboot Lake in woods. 1859 Comment
  CAS-BOT-BC7618  Carex interior W. J. Ferlatte 1966-8-2 236 Siskiyou Between campground and South Fork of the Salmon River. Big Flat Hillside seep forming boggy meadow. 1524 Comment
  UCD77475  Carex jonesii Robert E. Preston 2001-7-21 1726 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W ne 1/4 Section 22 2066 Comment
  UC630392  Carex lenticularis var. impressa Annetta Carter 1939-8-20 1461 Siskiyou 12 mi sw Etna (nw side of Taylor Lake); Salmon Mountains, Taylor Lake 2026 Comment
  POM81782  Carex lenticularis var. impressa Geo D. Butler 1910-7-6 1646 Siskiyou Shackleford Creek. 915 Comment
  HSC38959  Carex luzulina J. O. Sawyer 1969-8-5 1759 Siskiyou W of Little Duck Lake 2073 Comment
  SEINET7566385 Image available Carex luzulina L. P. Janeway 2003-8-9 7956 Siskiyou Kangaroo Mtn 7.5' quad. Klamath Ranges, Siskiyou Mountains, west side of Echo Lake, between Cook and Green Pass and Red Butte. 1665 Comment
  CAS-BOT-BC31630  Carex luzulina var. ablata John Thomas Howell 1939-8-7 15120 Siskiyou Sky High Valley, MarbleMts. 1828 Comment
  JEPS109545  Carex luzulina var. ablata Dean W. Taylor 1988-7-9 9938 Siskiyou Gumboot Lake, headwaters South Fork Sacramento River 1950 Comment
  CAS-BOT-BC31622  Carex luzulina var. luzulina J. M. Tucker 1950-7-23 1944 Siskiyou Panther Meadows, south slope of Mt. Shasta. 2407 Comment
  RSA237379  Carex mariposana Frederick W. Oettinger 1968-8-10 458 Siskiyou Trail from base camp to Hancock Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1974 Comment
  CHSC40172  Carex mendocinensis Lawrence Janeway 1982-6-22 19 Siskiyou Ca. 400 m ne of West Branch Guard Sta along the road into Indian Cr and near small creek crossing. 670 Comment
  HSC76312  Carex mertensii L. P. Janeway 1982-8-15 145 Siskiyou Below Echo Lake 1646 Comment
  CAS-BOT-BC32004  Carex multicaulis George Dexter Butler 1909-5-30 856 Siskiyou Humbug Mountain. Comment
  SEINET3356156 Image available Carex multicaulis Barbara L. Wilson, Richard E. Brainerd, Nick Otting 2009-5-6 15479 Siskiyou Along Ager-Beswick Road on south of Copco Reservoir Comment
  UC495521  Carex multicaulis Geo. D. Butler 1909-7-15 853 Siskiyou Highland Mine Comment
  UC1359 Image available Carex multicostata W. H. Brewer 1862-9-13 1398 Siskiyou Mt. Shasta 2133 Comment
  UCD77459  Carex nervina Robert E. Preston 2001-6-23 1542 Siskiyou Klamath National Forest, n slope of Rainbow Mtn. 1706 Comment
  CAS-BOT-BC119474  Carex nudata L. B. Kildale 1930-5-31 9808 Siskiyou Island in Klamath River near Hornbrook. Comment
  CHSC40165  Carex nudata L. P. Janeway 1984-6-22 865 Siskiyou Along the East Fork Scott River at the Hwy 3 bridge just east of Callahan. 987 Comment
  CHSC40202  Carex pachystachya L. P. Janeway 1983-8-27 622 Siskiyou South end and sl above dry bed of vernal pond. Near the Twin Valley/Poker Flat trail. 1676 Comment
  CAS-BOT-BC118933  Carex pellita Lewis Samuel Rose 1937-7-3 37399 Siskiyou Weed. 944 Comment
  SEINET10715701  Carex pellita A. Arthur Heller 1905-6-22 Heller 8095 Siskiyou Between Igerna and Weed. Comment
  CAS-BOT-BC119125  Carex phaeocephala R. Tallent 1987-8-12 902 Siskiyou Klamath National Forest. Long Gulch Lake, SE end of lake. 1944 Comment
  POM80147  Carex phaeocephala E. B. Copeland 1903-7-16 3568 Siskiyou Mt. Shasta. 3171 Comment
  CHSC106316  Carex praegracilis Lowell Ahart; John Dittes 2010-7-30 16951 Siskiyou South side of a water ditch, at the edgee of the dry upland, about 30 yards south of the Shasta River, about 80 yards west of the pipe across the Shasta River, about 200 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  CAS-BOT-BC118770  Carex preslii John Thomas Howell 1937-7-24 13431 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  RSA91047  Carex preslii J. T. Howell 1937-7-24 13431 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  CAS-BOT-BC118216  Carex rossii John Thomas Howell; Gordon H. True 1972-6-8 48857 Siskiyou S of summit on road from Takilma to Happy Camp Comment
  CDA33140  Carex rossii D. Osterhandt 1977-6-29 Siskiyou Forest plantation, Klamath National Forest, near Weed. 0 Comment
  CAS-BOT-BC117906  Carex scabriuscula John Thomas Howell 1937-7-29 13673 Siskiyou North side of Scott Mt. Comment
  HSC39283  Carex scopulorum J. O. Sawyer 1969-6-13 944 Siskiyou W of Little Duck Lake 2043 Comment
  CAS-BOT-BC28345  Carex scopulorum var. bracteosa John Thomas Howell 1939-8-7 15127 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  CHSC62596  Carex scopulorum var. bracteosa L. P. Janeway 1993-8-30 4562 Siskiyou West side of Cedar Lake; head of South Fork Sacramento River. 1741 Comment
  HSC39299  Carex scopulorum var. bracteosa J. O. Sawyer 1969-8-5 1752 Siskiyou W of Little Duck Lake 2073 Comment
  CAS-BOT-BC117254  Carex spectabilis John Thomas Howell 1939-8-8 15151 Siskiyou Black Mt. Marble Mts. Comment
  CHSC106463  Carex spectabilis Peter F. Zika 2009-8-16 24608 Siskiyou Cascade Range Highlands (CaRH). Near Road A10 (Everett Memorial Highway), Panther Meadows, S slope of Mt. Shasta, along creek. 2280 Comment
  CAS-BOT-BC117236  Carex spectabilis K. T. Stillman 1976-7-23 307 Siskiyou Scott Bar Quad. Marble Mountain Wilderness Area. 2011 Comment
  UC1265479  Carex spectabilis Frederick W. Oettinger 1969-8-19 1439 Siskiyou se Arrow Peak (n of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  SEINET10747930  Carex stipata A. Arthur Heller 1925-7-13 Heller 13897 Siskiyou In wet soil in shade at the State Teachers College near the town of Mt. Shasta in the yellow pine belt. Comment
  UC196158  Carex stipata var. stipata Geo. D. Butler 1909-6-13 805 Siskiyou Oro Fino 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
  SEINET8573781 Image available Carex subfusca Unknown 2009-1 24599 Siskiyou Comment
  HSC91405  Carex vesicaria Jennifer Whipple 1978-10-6 2422 Siskiyou Dale Creek drainage on the N face of Mount Eddy 2195 Comment
  JEPS95112  Carex whitneyi Vernon Oswald and Lowell Ahart 1997-7-28 8799 Siskiyou at Schonchin Spring Campground at Medicine Lake Medicine Lake; , Schonchin Spring Campground 2057 Comment
  HSC48105  Carex whitneyi D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19530 Siskiyou Along Hwy. 89 at Snowman's Hill Summit, 3 mi. E of McCloud Comment
  UC1951314  Cassiope mertensiana Robert F. Thorne and Fred Oettinger 1969-8-4 63371 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. SE side of diamond Lake. Comment
  HSC62032  Cassiope mertensiana subsp. ciliolata Al Hobart Siskiyou Preston Peak Comment
  UCR93375  Castilleja Kathy Harper, Dane Karr 1994-6-16 s.n. Siskiyou Modoc National Forest; Forest Route 49 (Lava Beds/ Medicine Lake Rd.) within 1 mi. of southern boundary of Lava Beds National Monument 1555 Comment
  HSC43833  Castilleja applegatei subsp. pinetorum Maralyn O'Meara 1974-5-27 487 Siskiyou Along FS Rd. 47N03 1280 Comment
  JEPS23766  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6785 Siskiyou a little above and e McBride Springs (s slopes of Mt. Shasta); Mt. Shasta 1432 Comment
  RSA184818  Castilleja applegatei subsp. pinetorum Gilbert Muth 1966-7-17 386 Siskiyou Ridge, near lookout, Marble Mountains. 2043 Comment
  UC454838  Castilleja applegatei subsp. pinetorum I. J. Condit 1911-7-7 Siskiyou Shasta Retreat 1066 Comment
  UC54607  Castilleja applegatei subsp. pinetorum H. M. Hall and E. B. Babcock 1903-1 4114 Siskiyou near Sheep Rock (in Shasta Valley); Sierra Nevada Mountains, Mount Shasta, Shasta Valley 1524 Comment
  HSC19028  Castilleja arachnoidea J. O. Sawyer 1969-8-4 1857 Siskiyou Slope SW of South Sugar Lake 2195 Comment
  UC1012497  Castilleja arachnoidea Francis W. Pennell 1940-7-17 26176 Siskiyou w of Etna; Salmon Mountains 1981 Comment
  JEPS9986  Castilleja attenuata Geo. D. Butler 1909-5-22 717 Siskiyou near Yreka Comment
  UC164373  Castilleja lacera Geo. D. Butler 1910-5-26 1407 Siskiyou near Yreka Comment
  HSC42230  Castilleja miniata J. D. Mastrogiuseppe 1974-9-2 167 Siskiyou W slope of ridge of Red Rock Mtn. 2165 Comment
  HSC69093  Castilleja miniata Maralyn A. Renner 1980-8-4 2224 Siskiyou Flint Valley 1390 Comment
  UC1096790  Castilleja miniata Barbe 1957-7-13 374 Siskiyou Big Flat Public Camp; Klamath National Forest 1524 Comment
  HSC19019  Castilleja pruinosa J. O. Sawyer 1969-7-9 1243 Siskiyou W facing slope above Bingham Lake 2317 Comment
  POM42532  Castilleja pruinosa Geo. D. Butler 1910-6-7 1529 Siskiyou Greenhorn Mountain. Comment
  CAS-BOT-BC48655  Ceanothus cordulatus Alice Eastwood 1921-7-24 s.n. Siskiyou Castle Lake Comment
  CAS-BOT-BC48388  Ceanothus cuneatus Lewis S. Rose 1945-6-22 45161 Siskiyou Walker, Klamath River 533 Comment
  CAS-BOT-BC49193  Ceanothus cuneatus D. E. Breedlove 1962-6-10 3300 Siskiyou Along Indian Creek Road, 15.6 miles northwest of Happy Camp; Siskiyou Mountains 975 Comment
  RSA256607  Ceanothus cuneatus J. P. Smith 1974-5-25 7398 Siskiyou Along road 8, 0.9 miles from its jct with State Route 3. 976 Comment
  CAS-BOT-BC53083  Ceanothus prostratus Laura M. Lathrop 1903-7-10 s.n. Siskiyou Shasta Retreat Comment
  CAS-BOT-BC53089  Ceanothus prostratus L. B. Kildale 1930-6-1 9821 Siskiyou Etna Mills Comment
  CAS-BOT-BC53094  Ceanothus prostratus Roxana S. Ferris; Laura Lorraine 1948-6-12 11813 Siskiyou At Mule Creek crossing of Scott Mountain Road 1524 Comment
  RSA399821  Ceanothus prostratus Bonnie C. Templeton 1960-6-21 8546 Siskiyou Near summit of Scott Mt. Comment
  UC1299591  Ceanothus prostratus Freed W. Hoffman 1948-7-9 2573 Siskiyou Waldo-Happy Camp Road 6.5 mi n West Branch Public Camp; North Coast Ranges, Waldo-Happy Camp Road Comment
  UC163661  Ceanothus pumilus Geo. D. Butler 1909-4-24 907 Siskiyou Greenhorn Road Comment
  RSA85995  Ceanothus sanguineus Geo. D. Butler 1910-5-23 1389 Siskiyou Humbug Mtn. 1220 Comment
  CAS-BOT-BC63200  Ceanothus velutinus Alice Eastwood 1921-7-28 10890 Siskiyou Little Mt. Hoffman. Comment
  CHSC1521  Ceanothus velutinus V. Holt 1932-6-23 Siskiyou Shasta Flats. Comment
  JEPS82497  Ceanothus velutinus Gilbert Muth 1965-7-30 141 Siskiyou back n ridge Marble Rim; Marble Mt. Wilderness Area 2011 Comment
  OBI10323  Ceanothus velutinus H. E. McMinn 1931-6-27 2519 Siskiyou Shasta City Comment
  SDSU10416  Ceanothus velutinus D. F. Howe 1977-7-5 4999 Siskiyou Area N of Mt. Shasta. 1433 Comment
  CAS-BOT-BC52810  Ceanothus velutinus var. velutinus Gilbert Muth 1965-7-30 s.n. Siskiyou Marble Valley and Marble Rim Comment
  CAS-BOT-BC52841  Ceanothus velutinus var. velutinus A. A. Heller 1905-6-16 8046 Siskiyou Near Sisson Comment
  UCD14430  Centaurea cyanus R. M. Rhode 1984-5-26 s.n. Siskiyou downtown Weed, at the intersection of Highway 97 and Business 5; 1056 Comment
  HSC14  Cerastium arvense William J. Ferlatte 1966-6-22 96 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  CAS-BOT-BC384964  Cerastium arvense Gilbert Muth 1965-8-18 s.n. Siskiyou Trail, north side of Black Mountain Comment
  RSA184742  Cerastium arvense Gilbert Muth 1966-7-25 450 Siskiyou Marble Mountain lookout, Marble Mountains. 2098 Comment
  UCD20185  Cerastium dichotomum J. Di Tomaso 2002-5-17 s.n. Siskiyou 8 miles NE of Montague. On York Rd., 300 m east of intersection with Mulloy Rd. Comment
  CAS-BOT-BC384990  Cerastium dichotomum C. S. Giebner 1963-4-30 s.n. Siskiyou Chili Hammond prop., halfway bet. Yreka and Montague Comment
  HSC68011  Cerastium fontanum subsp. vulgare J. P. Smith, Steve Selva 1970-6-16 4071 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  LA47737  Cercocarpus betuloides Carl B. Wolf; 1934-7-5 5975 Siskiyou Siskiyoiu Mountains, 4 mi. from Oak Knoll Ranger Station on Klamath River, on road to Dry Lake Lookout 1066 Comment
  UCD113083  Cercocarpus betuloides Frank C. Vasek 1975-6-29 750629 5 Siskiyou 11.6 miles SW of Gazelle, Gazelle Summit. Comment
  RSA749206  Cercocarpus ledifolius var. intermontanus K. M. Meyer, A. Townesmith 2007-8-2 183 Siskiyou Shasta-Trinity National forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi on Hwy. 97, east side of road 1218 Comment
  SEINET6332216  Cercocarpus ledifolius var. intermontanus D. Charlet, T. Charlet 1996-11-25 2342 Siskiyou Scott Mountains at pass at head of Willow Creek at junction with FS Rd. 41N03 1512 Comment
  CAS-BOT-BC148529  Cercocarpus ledifolius var. ledifolius Ira L. Wiggins 1950-5-28 12377 Siskiyou Serpentine ridge just above Grouse Lake, headwaters of Grouse Creek 1828 Comment
  CHSC36164  Cercocarpus ledifolius var. ledifolius K. Bridwell 1978-7-7 176 Siskiyou N slope of Sheep Mountain, ca. 10 mi e of Macdoel. 1615 Comment
  UC1037459  Cercocarpus ledifolius var. ledifolius Douglas Barbe 1955-7-29 315 Siskiyou Scott Mountain; Klamath Mountains, Scott Mountain 1737 Comment
  CAS-BOT-BC276769  Chaenactis douglasii var. douglasii Alice Eastwood 1912-9-1 2078 Siskiyou Mount Shasta Comment
  CAS-BOT-BC276772  Chaenactis douglasii var. douglasii L. E. Smith 1914-5-21 704 Siskiyou Montague Comment
  CHSC102550  Chaenactis douglasii var. douglasii L. P. Janeway 2009-8-4 9897 Siskiyou High Cascade Range. Flat open area along Military Pass Road (A43N19) 3.4 km east of Military Pass, 6.4 air km northwest of Ash Creek Butte. 1804 Comment
  HSC76723  Chaenactis douglasii var. douglasii K. T. Stillman 1976-8-7 384 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  JEPS34205  Chaenactis douglasii var. douglasii W. L. Jepson 1940-6-23 20005 Siskiyou n of Mt. Shasta (Andesite sta.) 975 Comment
  UC1282028  Chaenactis douglasii var. douglasii Louise Kellogg Aug 5 1953-Aug 7 1953 128 Siskiyou 1 mi n of Cory Peak (Klamath National Forest (11 mi e of Callahan on road to Gazelle, then s 5.8 mi on logging road), Cabin Meadow); Klamath National Forest, Scott Mountains, Cabin Meadow 1844 Comment
  UC61677  Chaenactis douglasii var. douglasii Geo. B. Grant 1902-9-1 5120 Siskiyou Horse Camp Mount Shasta 2438 Comment
  UC642590  Chaenactis douglasii var. douglasii Palmer Stockwell 1939-8-10 13872 Siskiyou between Squaw Valley Creek and Mud Creek Canyon 2895 Comment
  HSC5247  Chaenactis douglasii var. douglasii R. C. Wunner 1965-7-9 366 Siskiyou California Lava Beds National Monument; Start of trail to Black Crater 1341 Comment
  CAS-BOT-BC141584  Chamaebatiaria millefolium Wm. Bridge Cooke 1938-8-24 11579 Siskiyou In a small canyon west of Bolam Creek - Mount Shasta 2133 Comment
  RSA23630  Chamaecyparis nootkatensis O. V. Matthews 1939-6-7 12 Siskiyou NE slope of Mt. Emily, above Frog Pond, 2 mi. south of Oregon-California line 1524 Comment
  CDA41127  Chamaesaracha nana T. C. Fuller 1962-6-12 8967 Siskiyou East side of Davis Road to Medicine Lake, 0.2 mile south of road to Dorris, ca. 16 miles east of MacDoel. 0 Comment
  HSC77230  Chamaesyce maculata L. P. Janeway 1982-7-9 51 Siskiyou Along the shoulder of Hwy. 96, S of Happy Camp. 335 Comment
  RSA572328  Chamaesyce serpillifolia W. Bridge Cooke 1940-7-12 15332 Siskiyou Along the Memorial Highway. 1372 Comment
  CAS-BOT-BC68208  Cheilanthes gracillima Marion Ownbey; Ruth P. Ownbey 1938-7-19 1754 Siskiyou Summit of the siskiyou Mountains, 2 1/2 miles northwest of Dry Lake Lookout Comment
  UC2026485  Cheilanthes gracillima Louis C. Wheeler 1958-8-21 7413 Siskiyou Siskiyou Mountains. Lily Pad Lake. Comment
  CAS-BOT-BC68242  Cheilanthes gracillima Gilbert Muth 1965-8-6 s.n. Siskiyou Trail to backside of Blk Mt. Comment
  RSA685758  Cheilanthes gracillima May N. Ackley 1932-07 51 Siskiyou Casile Lake Comment
  UC922663  Cheilanthes gracillima Annie M. Alexander and Louise Kellogg 1948-9-8 5600 Siskiyou top of grade between Sawyers Bar and Etna; Siskiyou Mts 1737 Comment
  UC1536790  Chenopodium album Gordon H. True Jr. 1939-7-25 1033 Siskiyou nw Dorris; Meisse Lake Comment
  RSA0072902  Chenopodium chenopodioides R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39033 Siskiyou Hwy 161 at N edge of White Lake, 13.5 miles E of junction of Hwy 97 and 161. 1280 Comment
  UC1540165  Chenopodium rubrum Dean W. Taylor 1987-8-9 9293 Siskiyou along Hwy 161 (OR border) 8.3 mi w Highway 139; Lower Klamath National Wildlife Refuge 1249 Comment
  UC722500  Chimaphila menziesii C. L. Hitchcock and J. S. Martin 1939-7-7 5269 Siskiyou ca. 13 mi. s. Takilma, Oregon; Sanger Peak Trail 1066 Comment
  HSC36656  Chimaphila menziesii Brent Whitely 1975-6-28 87 Siskiyou 915 Comment
  HSC69313  Chimaphila umbellata Maralyn A. Renner 1980-7-24 1970 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  HSC73224  Chimaphila umbellata Gail Newton 1980-6-20 519 Siskiyou Near Bald Mtn. 1326 Comment
  UC412892  Chimaphila umbellata H. W. Furlong Sept 1901 Siskiyou summit to Ager Comment
  HSC30460  Chimaphila umbellata Frederick W. Oettinger, R. F. Thorne 1969-8-7 1279 Siskiyou W end of English Lake 1753 Comment
  HSC44588  Chimaphila umbellata Laura Witherspoon 1977-7-17 Siskiyou 1/2 mi. up F.S. Rd. 13N50 1220 Comment
  UCD58333  Chorispora tenella Steve Orloff 2007-5-22 3 Siskiyou From Gazelle in Shasta Valley. Just off of Old 99 and Scarface Road. Comment
  CAS-BOT-BC36385  Chrysolepis chrysophylla Doris K. Kildale 1929-7-20 8660 Siskiyou Trail up South Fork of Indian Creek to Elk Lick Comment
  CAS-BOT-BC36390  Chrysolepis chrysophylla Marion Ownbey; Fred G. Meyer 1940-7-8 2222 Siskiyou Dry hillside along Indian Creek, 11 miles above Happy Camp Comment
  HSC4937  Chrysolepis sempervirens J. O. Sawyer 1968-7-23 574 Siskiyou Near Big Flat Campground, Trinity Alps Primitive Area 1524 Comment
  UC618841  Chrysolepis sempervirens unknown 1938-7-22 11330 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  POM57971  Chrysothamnus nauseosus subsp. albicaulis E. B. Copeland 1903-10-10 3785 Siskiyou Mt. Eddy 2226 Comment
  UC106567  Cicuta douglasii T. S. Brandegee July 1887 Siskiyou Edgewood Comment
  UCD127361  Cicuta douglasii P. B. Kennedy 1922-8-22 s.n. Siskiyou Fritz Young Ranch, Scott Valley. Comment
  HSC19167  Cinna latifolia J. O. Sawyer 1969-8-3 1791 Siskiyou Along C.C.C. road 1524 Comment
  UCD59780  Cinna latifolia J. M. Tucker 1963-8-19 3775 Siskiyou Marble Mountain Wilderness Area, headwaters of Canyon Creek. 1950 Comment
  HSC19172  Circaea alpina subsp. pacifica J. O. Sawyer 1969-7-24 1516 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  HSC19173  Circaea alpina subsp. pacifica J. O. Sawyer 1969-8-4 1889 Siskiyou Above S Sugar Lake 2043 Comment
  CAS-BOT-BC285350  Cirsium andersonii Peter H. Raven 1956-9-4 10377 Siskiyou Ridge s. of Mt. Eddy 2286 Comment
  CAS-BOT-BC278039  Cirsium cymosum John Thomas Howell 1952-6-15 28358 Siskiyou Yreka Comment
  CAS-BOT-BC288005  Cirsium occidentale var. candidissimum John Thomas Howell 1952-6-15 28362 Siskiyou Knoll just east of Montague Comment
  HSC152  Cirsium remotifolium William J. Ferlatte 1966-8-3 263 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  CDA1555  Cirsium remotifolium var. odontolepis D. H. Shaw & J. R. Keck 1977-7-19 s.n. Siskiyou Big Flat Campground, end of Coffee Creek Rd., Salmon- Trinity Primitive Area. Klamath National Forest Comment
  CAS-BOT-BC286467  Cirsium scariosum John Thomas Howell 1952-6-14 28334 Siskiyou Just south of Gazelle 838 Comment
  CDA1580  Cirsium scariosum var. robustum T. C. Fuller 1977-6-14 20216 Siskiyou Klamath Lake valley; North side of Hwy 161 (Stateline Rd.) 5.2 km. east of Hwy 97, 10.5 km. NE of Dorris. Comment
  CAS-BOT-BC228969  Cistanthe umbellata Elmer I. Applegate 1923-8-18 3848 Siskiyou Medicine Lake Comment
  CAS-BOT-BC172568  Clarkia purpurea subsp. purpurea L. E. Smith 1913-6-20 384 Siskiyou Weed Comment
  UC930739  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1935-6-27 3609 Siskiyou Greenview Scott Valley 883 Comment
  CAS-BOT-BC164742  Clarkia rhomboidea Wm. Bridge Cooke 1938-6-17 11047 Siskiyou Sisson Southern Trail Comment
  CAS-BOT-BC164973  Clarkia rhomboidea Doris K. Kildale 1929-5-26 9199 Siskiyou Salmon River at Hawkins Bar 609 Comment
  HSC29137  Clarkia rhomboidea Frederick W. Oettinger, R. F. Thorne 1969-8-5 1212 Siskiyou Marble Mtn. Wilderness Area, Willow Spring on English Lake Trail 1677 Comment
  SEINET10689252  Clarkia rhomboidea Whipple 1978-6-5 WHIPPLE 2348 Siskiyou Weston Gulch in Scott Valley. T42N, R8W, sec. 19, M.D.M. Oak-Pine woodland including Pinus ponderosa, Quercus Garryana, and Quercus Kelloggii. Elevation 2800-3000 feet. 855 Comment
  HSC73412  Claytonia obovata Doug Renwick, Robert Kirkpatrick 1981-5-30 162 Siskiyou 1/2 mi. E of Hwy. 3 on the dirt road heading E at Scott Mtn. Pass 1707 Comment
  RSA469310  Claytonia rubra M. B. Dunkle 1944-7-15 906 Siskiyou Siskiyou Nart l Forest. 1768 Comment
  SBBG30593  Claytonia rubra subsp. rubra D. Myrick 1968-6-25 2013 Siskiyou Mountain Meadow Ranch, Big Flat; Coffee Crk 1524 Comment
  CLARK-A1528-7828  Claytonia sibirica John C. Roos 1948-9-1 3982 Siskiyou Etna Comment
  UCD100898  Claytonia sibirica J. M. Tucker 1974-7-28 4318 Siskiyou Marble Mountain Wilderness Area, Haypress Meadows. 1463 Comment
  RSA238293  Claytonia sibirica Frederick W. Oettinger 1967-7-26 185 Siskiyou Stream bank just below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  UC118736  Clematis ligusticifolia Brandegee July 1887 Siskiyou Edgewood Comment
  UC165950  Clematis ligusticifolia Geo. D. Butler 1910-8-3 1810 Siskiyou Yreka Creek Comment
  HSC42887  Clinopodium douglasii K. T. Stillman 1976-8-15 402 Siskiyou Along Specimen Creek 915 Comment
  CHSC33848  Clintonia uniflora J. D. Prouty 1981-8-5 1284 Siskiyou Adjacent to Whiskey Creek and road 39N51.2. 1219 Comment
  CHSC95116  Clintonia uniflora L. P. Janeway 2006-7-2 8741 Siskiyou Klamath Ranges. Salmon Mountains; headwaters of West Fork Whites Gulch, a tributary of North Fork Salmon River from the south; between sharp switchbacks of Road 40N61. Steep north-facing slope just above alder-shaded creek. 1561 Comment
  HSC19261  Clintonia uniflora J. O. Sawyer 1968-7-9 444 Siskiyou W of Little Duck Lake. 1936 Comment
  UC454411  Clintonia uniflora I. J. Condit July 1911 Siskiyou Sisson Comment
  CAS-BOT-BC500958  Clintonia uniflora Mabel E. Stonehouse 1916-6-17 s.n. Siskiyou Hilt Comment
  HSC72674  Collinsia grandiflora J. P. Smith 1976-5-5 8674 Siskiyou Road from Etna to Sawyer's Bar. 732 Comment
  JEPS74150  Collinsia linearis J. M. Tucker and L. K. Mann 1963-7-4 3691 Siskiyou ca 4.7 mi sw Etna (beside rd from Etna to Sawyer's Bar) Comment
  JEPS30108  Collinsia parviflora Al Hobart 1963-5-21 Siskiyou Poker Flat; Siskiyou Mtns; Poker Flat 1536 Comment
  POM43375  Collinsia parviflora Geo. D. Butler 1910-3-20 1133 Siskiyou Yreka. Comment
  HSC44716  Collinsia rattanii J. O. Sawyer, E. Cope 1977-6-18 2913 Siskiyou Along Clear Creek Trail between Ten Mile Creek and Bear Pen Creek 610 Comment
  HSC41801  Collinsia rattanii Brent Whiteley 1975-7-8 146 Siskiyou Klamath National Forest 762 Comment
  SJSU6065  Collinsia rattanii R. W. Trivelpiece 1971-7-8 23 Siskiyou c. 2.5 mi S of Cecilville near Cecil Point Lookout, Salmon R Mts 822 Comment
  SBBG6891  Collinsia torreyi var. torreyi H. and M. Dearing 1939-7-1 3778 Siskiyou Etna-Salmon Divide 1828 Comment
  JEPS71029  Collomia grandiflora Geo. D. Butler 1908-8-9 106 Siskiyou summit above Cold Spring; Wooly Creek 1828 Comment
  UC1409308  Collomia grandiflora Frederick W. Oettinger 1968-8-12 489 Siskiyou slope between lily pond and Tobacco Lake (High Lake Basins in Vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  UC455654  Collomia grandiflora I. J. Condit 1911-7-6 Siskiyou along RR and elsewhere Shasta Retreat Comment
  POM75196  Collomia grandiflora Geo D. Butler 1910-5-19 1366 Siskiyou Yreka. Comment
  RSA411147  Collomia grandiflora B. C. Templeton 1960-6-21 8532 Siskiyou Between California State line and the Agricultural Inspection Station Comment
  SEINET13773600  Collomia grandiflora G. D. Butler 1910-5-19 1366 Siskiyou Yreka Comment
  UC130370  Collomia heterophylla A. A. Heller 1905-6-1 7947 Siskiyou Upper Soda Spring Comment
  UC1059038  Collomia tinctoria W. Bridge Cooke 1956-7-16 30306 Siskiyou along old logging road above Hotlum Station (n side of mountain); Mount Shasta Comment
  UC52433  Collomia tinctoria W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou 18th Cr. Sac. River, Sisson Comment
  HSC19054  Collomia tinctoria J. O. Sawyer 1969-7-1 968 Siskiyou NE facing lower slope above Paynes Lake Creek 1829 Comment
  HSC74913  Collomia tracyi J. P. Smith 1978-5-28 9953 Siskiyou Along the N Fork of the Salmon River near Little Rattlesnake Gulch 732 Comment
  SEINET516295  Conium maculatum Vernon H. Oswald 1998-9-16 9644 Siskiyou Vista Point on Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 8.7 mi E of Hwy. 97. 1244 Comment
  UC224205  Convolvulus arvensis H. E. Brown Jun 11 1897-Jun 16 1897 409 Siskiyou Mt. Shasta; n side 1524 Comment
  UC163921  Conyza canadensis Geo. D. Butler 1908-8-21 323 Siskiyou Etna Creek Comment
  HSC19038  Corallorhiza mertensiana J. O. Sawyer 1969-8-4 1848 Siskiyou Slopes S of S Sugar Lake 2134 Comment
  UC164421  Corallorhiza striata Geo. D. Butler 1910-5-5 1292 Siskiyou Humbug Mountain Comment
  UC1607574  Cordylanthus tenuis Barbara Ertter 1990-7-14 9348 Siskiyou Wagon Creek on E side of Mt Eddy, ca 4 airmiles W. of Mt Shasta City 1767 Comment
  CAS-BOT-BC32966  Cordylanthus tenuis subsp. pallescens Francis Whittier Pennell 1940-7-18 26184 Siskiyou Route 99, 2--3 mi. N of Mount Shasta City 1158 Comment
  SBBG55406  Cordylanthus tenuis subsp. pallescens F. W. Pennell 1940-7-18 26184 Siskiyou Route 99, 2-3 mi N of Mount Shasta City; ISOTYPE: C. pallescens 1158 Comment
  CHSC31127  Cordylanthus tenuis subsp. tenuis T. Spira 1979-7-15 447 Siskiyou 3.1 mi n of Shasta-Trinity county line off of Hwy 3 on n side of rd. 1219 Comment
  RSA746515  Cordylanthus tenuis subsp. viscidus K. M. Meyer, A. Townesmith 2007-7-31 174 Siskiyou Shasta-Trinity National Forest, 5.3 mi. on NF rd. 17, off US Hwy. 97, turn out right before foest road 42N19 1298 Comment
  JEPS57501  Cordylanthus tenuis subsp. viscidus L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-13 2123 Siskiyou just a mile over s of downtown Dunsmuir (along Dunsmuir Ave) 822 Comment
  CAS-BOT-BC376591  Cornus glabrata Andrew Townesmith; Karen M. Meyer 2007-8-3 893 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along state route 96, 5.2 miles west of National Forest boundary. Vicinity of Cayuse Day Use Area 576 Comment
  CAS-BOT-BC212069  Cornus nuttallii Elmer I. Applegate 1895-5-29 224 Siskiyou Sisson, west base of Mount Shasta Comment
  RSA0091888  Cornus nuttallii Bonnie C. Templeton 1957-6-24 7747 Siskiyou Near summit of Scott Mt. Comment
  RSA240100  Cornus nuttallii Frederick W. Oettinger 1969-8-12 1336 Siskiyou Near theCedars homestead, 2 miles up the main North Fork trail from Mule Bridge enroute to English Peak - shortly before entering the Wilderness area. The Salmon Mountains. High Lake Basins in the vicinity of English Peak., Marble Mountain Wilderness Area. 960 Comment
  UC796577  Cornus nuttallii Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11748 Siskiyou French Creek Logging Rd. w. of Callahan 1066 Comment
  CAS-BOT-BC210409  Cornus sericea Doris K. Kildale 1928-7-4 5466 Siskiyou 3 miles west of Summit on Sawyers Bar - Etna Mills road Comment
  CAS-BOT-BC210418  Cornus sericea Elmer I. Applegate 1923-9-7 3947 Siskiyou Doggett Creek, Klamath River Comment
  CHSC451  Cornus sericea subsp. sericea M. Yoder 1941-7-21 Siskiyou Castle Lake. 1981 Comment
  HSC34304  Cornus sericea subsp. sericea J. P. Smith, J. O. Sawyer 1973-8-14 7300 Siskiyou On trail from Campbell Lake to Cliff Lake. 1829 Comment
  CAS-BOT-BC210527  Cornus sessilis Doris K. Kildale 1928-7-3 5439 Siskiyou Little North Fork Salmon River Comment
  CAS-BOT-BC180200  Corylus cornuta subsp. californica Alice Eastwood 1923-5-29 12005 Siskiyou Cantara Comment
  CAS-BOT-BC180204  Corylus cornuta subsp. californica A. A. Heller 1915-7-18 12128 Siskiyou Metaclf's ranch, NE base of Mt. Eddy 1371 Comment
  JEPS19781  Crepis acuminata Rimo Bacigalupi with S. Galen Smith 1957-6-26 5943 Siskiyou along road to Gumboot Lake about 11 mi sw Mt. Shasta town; Scott Camp Ridge 1219 Comment
  RSA238876  Crepis acuminata Frederick W. Oettinger, R. F. Thorne 1969-8-6 1263 b Siskiyou Along trail NNe of Toms Lake near gap between Toms and Hancock Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  RSA78826  Crepis occidentalis subsp. conjuncta P. A. Munz 1952-7-2 17904 Siskiyou Baldy Mountain, about 6 air miles west of Happy Camp, Siskiyou Mts. 1723 Comment
  CAS-BOT-BC290842  Crepis occidentalis subsp. pumila Geo. D. Butler 1910-5-19 1365 Siskiyou Yreka Comment
  CAS-BOT-BC376478  Crepis pleurocarpa Annie M. Alexander; Louise Kellogg 1949-7-29 5890 Siskiyou Top of ridge above Sky High Lake. Sky High Valley, Marble Mountains 1920 Comment
  UC1934559  Crepis pleurocarpa P. M. Peterson, J. M. Saarela & C. J. Sears 2006-8-10 19792 Siskiyou Scott Mountain summit, 0.3 mi N of Hwy 3 on Forest Service 40N 08. 509 Comment
  SEINET7838868 Image available Crepis pleurocarpa H. M. Hall, E. B. Babcock 4024 Siskiyou Upper Sacramento River near Chromite 457 Comment
  CAS-BOT-BC299730  Crocidium Geo. D. Butler 1910-3-11 1122 Siskiyou Yreka hills 914 Comment
  UC857042  Cryptantha affinis A. A. Heller 1916-6-20 12397 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  HSC29335  Cryptantha affinis Frederick W. Oettinger 1969-9-1 1581 Siskiyou Marble Mtn. Wilderness Area, inlet area to Dry Lake 2027 Comment
  HSC91392  Cryptantha subretusa Jennifer Whipple 1976-6-25 1133 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2470 Comment
  HSC36748  Cryptantha torreyana J. P. Smith 1974-5-25 7393 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  UC857280  Cryptantha torreyana John Thomas Howell 1937-7-29 13655 Siskiyou between Trinity and Siskiyou County; Scott Mountain Comment
  UCD78125  Cryptogramma cascadensis Robert E. Preston 2001-6-23 1579 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake. 1889 Comment
  CAS-BOT-BC85606  Cupressus bakeri C. B. Wolf; E. R. Johnson 1934-10-8 6167 Siskiyou Modoc Lava Beds, 1 mi. N.E. of Timbered Crater on Old Stage Rd. from Dana to Little Hot Springs Valley 1219 Comment
  RSA40888  Cupressus bakeri C. B. Wolf 1944-10-30 11481 Siskiyou 1mile E of Timbered Crater, Modoc Lava Beds on Old Stage Road form Dana to Little Hot Springs Valley 1220 Comment
  UC1733972  Cupressus bakeri subsp. matthewsii Frank Gould, Kay H. Beach 1940-5-15 1247 Siskiyou Meadows and Goosenest Mountain. 1828 Comment
  RSA12491  Cuscuta suksdorfii var. subpedicellata C. B. Wolf 1934-7-4 5946 Siskiyou 6 8/10 mi. from Dry Lake Lookout on rd. to Horse Creek, Siskiyou Mts. Comment
  UCD121386  Cycladenia humilis Robert E. Preston 1996-7-23 982 Siskiyou 0.1 mi w of Forest Route 49, near Jot Dean Ice Caves. Comment
  SEINET13943861 Image available Cymopterus terebinthinus W. B. C. 1941-1 16208 Siskiyou In the Lava Park above Hotlum Station, N side of Mt. Shasta, alt. 5000 Comment
  RSA29836  Cynoglossum occidentale L. C. Wheeler 1934-6-7 2649 Siskiyou Siskiyou Mountains: Hungry Creek Lookout. 1502 Comment
  POM211264  Cyperus bipartitus L. C. Wheeler 1934-9-15 3259 Siskiyou Walker, Klamath River, Siskiyou Mts. (Mt. Diablo Mer.) 518 Comment
  RSA610958  Cyperus erythrorhizos L. C. Wheeler 1935-7-20 3673 Siskiyou Scott Valley: Scott river 1.5 miles west of Fort Jones. 822 Comment
  CAS-BOT-BC114151  Cyperus squarrosus Carl B. Wolf 1927-8-26 993 Siskiyou On the Klamath River, 5 mi below Hornbrook. Comment
  CDA30923  Cyperus squarrosus M. Beyers, G. F. Hrusa 2010-8-18 698 Siskiyou Highway 96; Sluice Box Klamath River Access. 0 Comment
  CAS-BOT-BC114108  Cyperus squarrosus Cyrus Guernsey Pringle 1881-8-16 s.n. Siskiyou Flora of the Pacific Slope. Comment
  HSC26704  Cystopteris fragilis William J. Ferlatte 1971-9-18 1381 Siskiyou Caribou Basin, Sawtooth Ridge 2378 Comment
  CAS-BOT-BC189808  Dactylis glomerata Carl B. Wolf 1927-8-26 1105 Siskiyou On the Klamath River, 8 miles above Happy Camp. Comment
  CAS-BOT-BC192250  Danthonia californica Dorothy Parker 1957-7-16 s.n. Siskiyou Cabin Meadow Creek, Scott Mt. Range 1828 Comment
  HSC19086  Danthonia californica J. O. Sawyer 1969-7-25 1531 Siskiyou SE facing slope W of Sugar Lake 1845 Comment
  HSC69057  Danthonia intermedia subsp. intermedia Maralyn A. Renner 1980-8-6 2318 Siskiyou Cracker Meadow 1555 Comment
  RSA239121  Danthonia unispicata Frederick W. Oettinger 1969-8-24 1522 Siskiyou inlet to Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  UCD61327  Danthonia unispicata A. H. Murphy 1959-7-21 59 B Siskiyou Shasta National Forest. Deadfall Lake area. 2225 Comment
  CAS-BOT-BC76246  Darlingtonia californica Mrs. John Massin 1894-8-6 s.n. Siskiyou Upper Soda Springs. Comment
  HSC40611  Datisca glomerata J. O. Sawyer 1973-7-16 2543 Siskiyou Trail along Canyon Creek above Jct. with Wooley Creek 488 Comment
  CHSC1458  Delphinium K. Jaekel 1939-7-6 Siskiyou Castle Lake. 1981 Comment
  CAS-BOT-BC8756  Delphinium glaucum John Thomas Howell 1937-7-22 13292 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CHSC1444  Delphinium glaucum V. Holt 1943-8-1 Siskiyou Marble mountains. 1828 Comment
  HSC69345  Delphinium glaucum Maralyn A. Renner 1980-8-8 2465 Siskiyou Rattlesnake Meadow 1646 Comment
  CAS-BOT-BC9892  Delphinium nudicaule E. K. Balls 1950-5-16 14711 Siskiyou E. slope, Caldwell Butte, Lava Beds National Monument 1676 Comment
  HSC40241  Delphinium nudicaule J. P. Smith 1976-5-5 8693 Siskiyou Road from Forks of Salmon to Somes Bar 366 Comment
  HSC41678  Delphinium nuttallianum Jennifer Whipple 1976-6-30 1210 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  JEPS84232  Delphinium nuttallianum L. R. Heckard with J. Hickman et al. 1986-7-17 6518 Siskiyou e Condrey Mt. (n-facing cliffs); Alex Hole 1960 Comment
  CAS-BOT-BC116166  Delphinium nuttallianum A. A. Heller 1922-7-15 13700 Siskiyou Medicine Lake 2133 Comment
  HSC67778  Delphinium nuttallianum J. O. Sawyer, J. Cole 1980-7-21 3871 Siskiyou Near Haight Mtn. along USFS Rd. running S-SW 1939 Comment
  CAS-BOT-BC201636  Deschampsia danthonioides Louis C. Wheeler 1934-6-10 2674 Siskiyou Hungry Creek, Siskiyou Mts. 1097 Comment
  CHSC88406  Deschampsia danthonioides Jenny Marr 1993-7-1 164 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UCD62397  Deschampsia danthonioides A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3434 Siskiyou 4 miles W of Hamburg. Comment
  CAS-BOT-BC201934  Deschampsia elongata A. A. Heller 1915-7-18 12134 Siskiyou Metcalf's ranch, base of Mt. Eddy Comment
  CAS-BOT-BC201942  Deschampsia elongata Lewis S. Rose 1945-6-18 45122 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC201945  Deschampsia elongata Melissa A. Berry 1957-7-7 s.n. Siskiyou Cabin Meadow, Gazelle-Callahan Road vicinity 1828 Comment
  HSC19144  Deschampsia elongata J. O. Sawyer 1969-7-23 1450 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  UC1950437  Deschampsia elongata Barbara Ertter 1990-7-14 9335 Siskiyou where several forks join before a steep drop; Wagon Creek on E side of Mt Eddy, ca 4 airmiles W of Mt. Shasta City Comment
  UCD63529  Deschampsia elongata Rimo Bacigalupi; Mr. and Mrs. Van Deventer of Fort Dick 1959-7-10 7298 Siskiyou Twin Valley, Siskiyou Mts., just east of Del Norte County line, about 4 miles NNE of Preston Peak; watershed of Indian Creek. 1493 Comment
  UC165737  Descurainia pinnata subsp. halictorum Geo. D. Butler 1909-6-12 895 Siskiyou McAdams Creek Comment
  CHSC33175  Descurainia sophia R. E. Preston 1981-5-2 62 Siskiyou On roadside cut, ca. 50 m n of Camp Creek, at Irongate Reservoir, ca. 32 km ne of Yreka. 700 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
  HSC6727  Descurainia sophia R. C. Wunner 1965-7-7 343 Siskiyou California Lava Beds National Monument, near N Prefab, Indian Well 1433 Comment
  RSA74750  Dicentra formosa subsp. oregana Albert M. Vollmer, L. Beane 1951-6-2 s.n. Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway. Comment
  RSA120726  Dicentra pauciflora S. S. Tillett 1956-7-9 644 Siskiyou E of Scott Mountain, ca. 8 mi. SE of Callahan. Trinity-Siskiyou Cos line. 1829 Comment
  HSC91287  Dicentra uniflora Jennifer Whipple 1976-6-17 1014 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC71076  Dichelostemma ida-maia M. A. Baker 1980-6-20 2197 Siskiyou Near Bald Mtn. 1036 Comment
  UC375189  Dichelostemma multiflorum Geo. D. Butler 1908-6-29 117 Siskiyou near Oro Fino Comment
  SEINET10533983  Dichelostemma multiflorum A. Arthur Heller 1919-6-27 Heller 13275 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy, 3800 feet, in open places in the forest. The original growth of yellow pine has been replaced by white fir, Douglas fir and incense cedar. Comment
  CAS-BOT-BC299764  Dieteria canescens var. canescens M. B. Dunkle 1945-8-2 9281 Siskiyou Kings Castle, Klamath Forest 2286 Comment
  HSC5957  Dieteria canescens var. canescens D. M. Thomson 1965-8-21 202 Siskiyou California Lava Beds National Monument; 1/2 mi. N of Devil's Homestead Lava Flow Comment
  CAS-BOT-BC291017  Dieteria canescens var. shastensis R. H. Bohmannson 1926-7-1 s.n. Siskiyou Mt. Shasta Comment
  UC598535  Dieteria canescens var. shastensis C. Hart Merriam 1898-7-17 3 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC290995  Dieteria canescens var. shastensis J. W. Congdon 1900-8-12 s.n. Siskiyou Foot Mt. Shasta Comment
  UC562939  Dieteria canescens var. shastensis Elmer I. Applegate 1923-8-20 3900 Siskiyou Ranger Station w end Medicine Lake (w end Medicine Lake) 1981 Comment
  CAS-BOT-BC153653  Diplacus jepsonii Alice Eastwood 1912-7-16 1143 Siskiyou [Mc Cloud] McCloud Comment
  CDA6685  Dipsacus fullonum T. C. Fuller 1959-10-14 3126 Siskiyou Highway 99, north limits of Mt. Shasta City. 0 Comment
  RSA755950  Disporum hookeri Robert F. Thorne 1969-8-2 63349 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  SEINET10558103  Distichlis spicata Louis C. Wheeler 1935-6-30 Wheeler 3642 Siskiyou Dry subsaline adobe flat, 3 mi. S. Grenada, Shasta Valley. 792 Comment
  HSC19278  Dodecatheon alpinum J. O. Sawyer 1968-6-25 325 Siskiyou Along Horse Range Creek 1829 Comment
  HSC61774  Dodecatheon alpinum Ruby Van Deventer Siskiyou Poker Flat 1585 Comment
  RSA760544  Dodecatheon alpinum Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63368 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. Comment
  JEPS82488  Dodecatheon jeffreyi Gilbert Muth 1965-8-6 187 Siskiyou backside of Black Mt. Marble Mt. Wilderness Area, Black Mt. 2042 Comment
  UC1736286  Dodecatheon jeffreyi Dean W. Taylor 1972-7-3 1615 Siskiyou Salmon Mountains, near Little Duck Lake 1981 Comment
  RSA238719  Dodecatheon jeffreyi Frederick W. Oettinger 1968-9-5 715 Siskiyou In wet humus 'muck' along shorline near inlet on SE side on Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA436124  Downingia pulchella L. C. Wheeler 1934-7-3 2870 Siskiyou Soda Creek, Sterling Mt.; Siskiyou Mts.; Mt. Diablo Meridian. 1677 Comment
  RSA516617  Downingia yina R. C. Bacigalupi, Lincoln Constance, M. Hiroe 1956-6-9 5696 Siskiyou Along U.S. Hwy 99, 1.5 mile N of Weed, Shasta Valley. 976 Comment
  CAS-BOT-BC41755  Draba howellii John Thomas Howell 1937-7-24 13417 Siskiyou Salmon-Trinity Alps. Caribou Basin. 2286 Comment
  HSC101870  Draba howellii R. D. Whittlesey 2013-6-5 7 Siskiyou Near Castella: 3.1 mi. north from State Park entrance up Castle Dome Trail. 1514 Comment
  RSA47630  Draba verna Roxana S. Ferris, Laura Lorraine 11894 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle. 1500 Comment
  UCD35436  Draperia systyla Beecher Crampton 1956-8-21 3839 Siskiyou Canyon of the south fork of the Sacramento River, lower slopes of White Ridge. 1371 Comment
  RSA654055  Draperia systyla Beecher Crampton 1956-8-21 3839 Siskiyou Canyon of the south fork of the Sacramento River, lower slopes of White Ridge. 1372 Comment
  UC72698  Drosera rotundifolia Milo S. Baker 1899-8-4 555 Siskiyou Dead Horse Canyon Comment
  SBBG3019  Drymocallis glandulosa var. glandulosa H. and M. Dearing 1939-7-1 3770 Siskiyou W of Etna on Etna Crk Comment
  CAS-BOT-BC159294  Drymocallis lactea var. lactea Alice Eastwood 1921-7-28 10901 a Siskiyou Medicine Lake Comment
  LA208033  Drymocallis pseudorupestris Wm. Bridge Cooke; 1940-7-26 15372 Siskiyou Mount Shasta, on the W side of Shastina, Hudesonian zone 2743 Comment
  CAS-BOT-BC158420  Drymocallis rhomboidea Doris K. Kildale 1928-7-4 5487 Siskiyou Summit of divide between Salmon River & Scott Valley Comment
  POM120352  Dryopteris arguta Geo D. Butler 1910-7-8 1675 Siskiyou Shackleford Creek. 1220 Comment
  HSC26759  Dysphania botrys J. P. Smith, J. O. Sawyer 1971-9-18 4821 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  JEPS98791  Eleocharis Sue Pappalardo 1993-7-19 500 Siskiyou about 4 mi SE of Bear Mountain Lookout (between Forest Service roads 40N38 and 40N36); Shasta Trinity National Forest, McCloud Ranger District 1300 Comment
  CAS-BOT-BC113721  Eleocharis acicularis Carl B. Wolf 1927-8-26 989 Siskiyou On the Klamath River, 5 mi. below Hornbrook. Comment
  CAS-BOT-BC113350  Eleocharis engelmannii Doris K. Kildale 1928-7-25 5890 Siskiyou Klamath River at Mack's Creek near Hamburg Comment
  UC839227  Eleocharis parishii Louis C. Wheeler 1934-7-17 2913 Siskiyou Cottonwood Creek Siskiyou Mountains 1036 Comment
  JEPS117635  Eleocharis rostellata Lowell Ahart, John Dittes 2010-7-30 16946 Siskiyou About 5 yards south of the Shasta River, about 40 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Spring Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  CAS-BOT-BC451557  Elodea canadensis Louis C. Wheeler 1934-6-3 2624 Siskiyou Cherry Flat, Klamath River, Siskiyou Mts. 518 Comment
  HSC103026  Elymus caput-medusae J. P. Smith 2014-6-7 13884 Siskiyou Yreka 844 Comment
  UCR143506  Elymus caput-medusae L. C. Wheeler 1935-6-4 3546 Siskiyou Grenada, Shasta Valley 793 Comment
  UCD61537  Elymus elymoides L. Whitney 1935-7-15 3472 Siskiyou Bullseye Lake, 2 miles southeast of Medicine Lake. Comment
  HSC22445  Elymus elymoides var. elymoides J. O. Sawyer 1969-7-7 1076 Siskiyou S facing ridge above Big Duck Lake 2226 Comment
  CAS-BOT-BC206610  Elymus glaucus subsp. glaucus Doris K. Kildale 1929-7-21 8750 Siskiyou Elk Lick, Sotuh Fork of Indian Creek 1219 Comment
  CAS-BOT-BC206614  Elymus glaucus subsp. glaucus Alice Eastwood 1912-7-15 1100 Siskiyou McCloud Comment
  SJSU11311  Elymus hispidus S. H. Casey 1981-7-2 1204 Siskiyou near mouth of O'Neal Creek tributary of the Klamath River c. 4 mi W of Seiad Valley 426 Comment
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Jul 10 2014
  HSC39437  Elymus intermedius J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-4 Siskiyou Parrott Mill Rd, 2 mi. S of Sugar Creek 1341 Comment
  HSC68524  Elymus spicatus Maralyn A. Renner 1980-6-23 995 Siskiyou W Fork Seiad Creek 878 Comment
  UCD35446  Elymus trachycaulus Beecher Crampton 1956-8-22 3867 Siskiyou South slope of Mt. Shasta. 1645 Comment
  HSC91442  Elymus trachycaulus subsp. trachycaulus Jennifer Whipple 1977-8-6 2210 Siskiyou Klamath Mtns., SW of Dobkins Lake along drainage into the lake 2104 Comment
  SEINET10566639  Elytrigia dasystachya subsp. dasystachya Louis C. Wheeler 1935-6-30 Wheeler 3627 Siskiyou Shasts Valley, 3 miles S of Grenada. Dry subsaline abobe flat. 792 Comment
  CHSC93530  Elytrigia intermedia subsp. barbulata Lowell Ahart; John Dittes 2005-6-10 12121 Siskiyou North side of the corral, end of Salvadori Road, Nelson Ranch, about 1 1/4 miles (air) south of Highway 99/97 Cutoff, about 5 1/4 miles (air) east-southeast of Grenada. 785 Comment
  POM248153  Epilobium brachycarpum W. Bridge Cooke 1939-7-13 13683 Siskiyou Mount Shasta: along the Sisson Southern Trail. 1372 Comment
  HSC99788  Epilobium ciliatum subsp. ciliatum G. L. Clifton, Griswold 1979-7-23 9009 Siskiyou Near Paynes Springs, close to the town of Macdoel 1997 Comment
  POM171581  Epilobium ciliatum subsp. ciliatum Doris K. Kildale 1928-7-25 5906 Siskiyou Klamath River at Mack s Creek near Hamburg Comment
  UC422939  Epilobium ciliatum subsp. ciliatum H. W. Furlong Sept. 1901 Siskiyou Summit to Ager Comment
  POM256465  Epilobium ciliatum subsp. ciliatum Edward Lee 1934-8-13 1068 Siskiyou Happy Camp to Waldo (Oregon) road, watershed of West Branch of Indian Creek, Klamath National Forest. 1372 Comment
  POM171594  Epilobium ciliatum subsp. glandulosum Doris K. Kildale 1928-8-19 6560 Siskiyou Hancock Lake, on trail to Marble Mt. 2134 Comment
  POM251083  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1938-7-15 11192 Siskiyou Bear Springs, Mt. Shasta 1524 Comment
  UCD77625  Epilobium clavatum Robert E. Preston 2001-7-21 1729 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 2066 Comment
  HSC68572  Epilobium glaberrimum Maralyn A. Renner 1980-6-23 696 Siskiyou W Fork Seiad Creek 878 Comment
  CHSC1129  Epilobium hallianum E. G. England 1939-6-30 Siskiyou Mt. Eddy. 2438 Comment
  CAS-BOT-BC165944  Epilobium hallianum Thomas W. Nelson; Jane P. Nelson 1980-7-19 6202 Siskiyou Along Forest Service road 40N17 ca. 1 mile from junction with Callahan-Cecilville road 1584 Comment
  HSC46053  Epilobium minutum Maralyn O'Meara 1974-5-25 423 Siskiyou On Rd. 8, ~4.7 mi. W of junction with Hwy. 3 1159 Comment
  UC1122538  Epilobium minutum M. H. Mitchell 1936-5-22 Siskiyou Black Crater Modoc Lava Beds Natl. Monument, Dorris Quadrangle Comment
  POM38545  Epilobium minutum Geo. D. Butler 1910-4-18 1195 Siskiyou Near Yreka Comment
  RSA237396  Epilobium minutum Frederick W. Oettinger 1969-8-12 1340 Siskiyou Below metal bridge, 1 mile down from Etna Summit on trail between Yellow Dog Creek and Abbotts Lake Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA458725  Epilobium obcordatum M. B. Dunkle 1945-1 9299 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  JEPS39227  Epilobium oregonense Willis L. Jepson 1894-8-4 14470 Siskiyou Mt. Shasta Region of the Upper Sacramento Comment
  HSC65267  Epilobium siskiyouense Rich White 1977-7-21 138 Siskiyou N slope of Preston Peak 1799 Comment
  HSC26928  Equisetum hyemale subsp. affine J. P. Smith, J. O. Sawyer 1971-9-18 4832 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  RSA239283  Equisetum hyemale var. affine Frederick W. Oettinger 1966-7-25 34 Siskiyou Along Timber Gulch Bank, Salmon River District, Klamath National Forest, Cecilville 701 Comment
  UC637177  Equisetum telmateia subsp. braunii Edward Lee 1934-8-11 1036 Siskiyou e end Seiad Valley (Walker Creek - a tributary of the Klamath River) 609 Comment
  HSC4918  Eremogone congesta J. O. Sawyer 1968-7-9 414 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 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
  SJSU8729  Eriastrum wilcoxii G. R. Ostrander 1965-7-14 79 Siskiyou by Hwy 89, 10 mi E of McCloud 1036 Comment
  CHSC30403  Ericameria bloomeri A. W. Ratcliff 1979-8-2 Siskiyou Shasta-Trinity National Forest. Bear Springs. 1536 Comment
  JEPS74448  Ericameria bloomeri W. J. Ferlatte 1966-9-18 486 Siskiyou Big Flat Trinity Alps, Big Flat (near public camp) 1524 Comment
  POM261490  Ericameria bloomeri W. Bridge Cooke 1938-9-17 11687 Siskiyou Horse Camp. Hudsonian. 2439 Comment
  SJSU3018  Ericameria bloomeri J. W. Tilden 1967-8-21 1769 Siskiyou Weed (one mile south) Comment
  UC1188089  Ericameria bloomeri Philip A. Munz 1960-8-22 24172 Siskiyou Panther Meadows Mt. Shasta, Panther Meadows 2286 Comment
  CAS-BOT-BC286697  Ericameria bloomeri Walter Knight; Irja Knight 1979-9-9 3433 Siskiyou On Evertt Memorial Highway. Mt. Shasta Comment
  HSC29100  Ericameria greenei Frederick W. Oettinger 1967-8-24 321 Siskiyou The High Lake Basins near English Peak; near lookout, along trail on west slope of English Peak 2226 Comment
  JEPS97193  Ericameria greenei Julie Kierstead Nelson with Maria Ulloa-Cruz 1995-8-22 95033 Siskiyou 1 1/2 mi W of The Eddys (on Parks Creek Road (Rd. 17); W slope of Parks Creek drainage); Shasta-Trinity National Forests, Mt. Shasta Ranger District 1737 Comment
  UC830817  Ericameria greenei Alice Eastwood 1912-8-29 2040 Siskiyou Mount Eddy Comment
  UCR80264  Ericameria greenei L. C. Wheeler 1934-8-24 3220 Siskiyou Siskiyou Mtns, Trapper Creek. 1860 Comment
  CAS-BOT-BC294306  Ericameria nauseosa var. speciosa Hy Edwards 1875-7-1 649 Siskiyou Strawberry Valley Comment
  CAS-BOT-BC293377  Erigeron acris var. kamtschaticus Wm. Bridge Cooke 1939-8-24 13911 Siskiyou Mount Shasta. On the east red ridge west of and above Panther Creek Meadows Comment
  CAS-BOT-BC293499  Erigeron aliceae J. M. Tucker; L. K. Mann; S. L. Holloway 1963-8-18 3748 Siskiyou Upper Canyon Creek, ca. 1/2 mile northeast of the Marble Valley Guard Station, Marble Mountain Wilderness Area 1920 Comment
  CHSC57412  Erigeron bloomeri var. bloomeri L. P. Janeway 1984-6-22 874 Siskiyou Ca 1 mi north of Scott Summit on Road 40N08. 1645 Comment
  UC455846  Erigeron bloomeri var. bloomeri I. J. Condit 1911-7-28 Siskiyou summit of ridge between Castle Lake and Mount Bradley Comment
  CAS-BOT-BC294898  Erigeron cervinus K. T. Stillman 1976-9-9 471 Siskiyou Marble Mountain Wilderness Area. N & NE & E side of Black Mtn. Comment
  JEPS104816  Erigeron cervinus Dean W. Taylor 1996-7-12 15789 Siskiyou Salmon Mountains; Patterson Creek drainage (about 5 air miles west of Etna); Klamath National Forest 1371 Comment
  JEPS105053  Erigeron cervinus Dean W. Taylor 1996-7-7 15803 Siskiyou Salmon Mountains; Ruffey Lakes (about 8 air miles southwest of Etna), in cirque above the upper lake; Klamath National Forest 2072 Comment
  HSC44956  Erigeron compositus J. O. Sawyer 1978-6-16 3229 Siskiyou Marble Mtn. Wilderness Area, Upper Elk Valley 1951 Comment
  UC682094  Erigeron compositus G. L. Stebbins Jr. with A. A. Beetle 1942-5-30 3254 Siskiyou 6 mi w Gazelle 1005 Comment
  CAS-BOT-BC297184  Erigeron concinnus var. concinnus A. A. Heller 1905-6-19 8063 Siskiyou Along the railroad near Grenada station Comment
  RSA715807  Erigeron divergens L. Ahart, John Dittes 2005-6-10 12080 Siskiyou South edge of irrigation pasture, east of a poor dirt road, about 80 yards northeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  CHSC39002  Erigeron eatonii var. plantagineus J. D. Jokerst 1983-7-5 1820 Siskiyou Atkin's Meadow ca 15 air miles E of McCloud. Comment
  CAS-BOT-BC300477  Erigeron filifolius H. M. Hall; E. B. Babcock 1903-6-1 4098 Siskiyou Sierra Nevada Mountains. Mount Shasta, Little Shasta Valley 853 Comment
  SD88299  Erigeron filifolius Darley F. Howe 1972-7-8 4879 Siskiyou 9.5 miles north of Weed on Highway 97. 1160 Comment
  HSC67699  Erigeron foliosus var. confinis Maralyn A. Renner 1980-8-8 2470 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  HSC19466  Erigeron glacialis var. glacialis J. O. Sawyer 1969-7-18 1372 Siskiyou E of Waterdog Lake 2012 Comment
  JEPS84322  Erigeron glacialis var. glacialis L. R. Heckard with J. Hickman et al. 1986-7-17 6475 Siskiyou trail up Kangaroo Peak (s of Lily Pad Lake, ca 5 mi n of town of Seiad Valley, in a n-facing cirque) 1800 Comment
  CAS-BOT-BC295397  Erigeron inornatus Annetta Carter 1939-8-21 1474 Siskiyou Near crest of peak above southeast end of Taylor Lake, 12 miles southwest of Etna, Salmon Mountains 2286 Comment
  JEPS94098  Erigeron inornatus var. inornatus Vernon H. Oswald and Lowell Ahart 1998-9-8 9609 Siskiyou ca. 2 air mi. n.w. Indian Spring Mt. (USFS 3 ca. 0.8 mi. w. of Julia Glover Flat, ca. 6 air mi. w. of Mosquito Lake & Whitehorse Flat Reservoir) 1127 Comment
  SEINET5708484 Image available Erigeron inornatus var. inornatus Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7702 Siskiyou Scott Mtns. Collected along Road 17, 11.8 mi SW from the intersection of I-5 and Stewart Spring Rd.; Scott Mountains 1955 Comment
  UC583153  Erigeron inornatus var. inornatus Lewis S. Rose 1936-7-29 36705 Siskiyou Shasta Springs 762 Comment
  RSA238778  Erigeron inornatus var. inornatus Frederick W. Oettinger, R. F. Thorne 1969-8-5 1197 Siskiyou Along the trail above 'Willow Springs' (between Abbotts Upper Cabin and English Lake) 1677 Comment
  HSC43037  Erigeron klamathensis J. O. Sawyer, Ken Stillman 1976-7-2 2810 Siskiyou Slopes and ridges E of Little N Fork Trail. 732 Comment
  CAS-BOT-BC295805  Erigeron petrophilus var. viscidulus Louis C. Wheeler 1934-8-24 3219 Siskiyou Klamath National Forest. Trapper Cr. 1859 Comment
  UC179498  Erigeron petrophilus var. viscidulus A. A. Heller 1914-8-28 11737 Siskiyou e side Mt. Eddy 2499 Comment
  SEINET5708528 Image available Erigeron philadelphicus var. philadelphicus J. M. Tucker, L. K. Mann 1963-1 3689 Siskiyou Beside road from Etna to Sawyer's Bar, ca. 4.7 miles (by road) SW of Etna.; Etna Comment
  UC1212588  Erigeron strigosus var. septentrionalis Francia Chisaki and Helen Sharsmith 1960-8-20 4739 Siskiyou on Wildcat Creek road ca 4 mi w Callahan; Inner North Coast Ranges 1066 Comment
  CAS-BOT-BC224135  Eriodictyon californicum D. E. Breedlove 1962-6-11 3343 Siskiyou 7.4 miles southwest of Scott Bar 624 Comment
  CAS-BOT-BC224140  Eriodictyon californicum Geo. D. Butler 1910-5-25 1405 Siskiyou Near Yreka Comment
  CAS-BOT-BC94414  Eriogonum compositum R. C. Wenk 2005-7-15 227 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, going N along ridge 2133 Comment
  CDA22485  Eriogonum compositum F. D. Horn 1977-5-12 Siskiyou Highway 263, Shasta River Canyon, Yreka. 0 Comment
  HSC35112  Eriogonum compositum var. compositum J. P. Smith 1974-5-27 7634 Siskiyou Along FS Rd. 47N03 1280 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
  UC635009  Eriogonum compositum var. compositum H. L. Mason 1929-5-18 5327 Siskiyou hills along Shasta Creek Canyon Shasta Creek Canyon Comment
  CAS-BOT-BC250068  Eriogonum compositum var. compositum Lewis S. Rose 1945-6-23 45179 Siskiyou Junction of Shasta River & Klamath River 624 Comment
  HSC43407  Eriogonum diclinum K. T. Stillman 1976-6-27 149 Siskiyou Marble Mtn. Wilderness area 2073 Comment
  CAS-BOT-BC255707  Eriogonum douglasii var. meridionale K. T. Stillman 1976-6-26 107 Siskiyou Marble Mountain Wilderness Area Comment
  UC637041  Eriogonum elatum Edward Lee 1934-8-14 1096 Siskiyou near summit of Little Grayback; Siskiyou-Del Norte County line 1828 Comment
  HSC163  Eriogonum elatum var. elatum William J. Ferlatte 1966-8-2 241 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  JEPS93929  Eriogonum elatum var. elatum Vernon H. Oswald and Lowell Ahart 1998-8-3 9409 A Siskiyou 11.5 mi w of Gazelle ((USFS 41N03) 1.0 mi e of its junction with Gazelle-Callahan Road); USFS 41N03 1524 Comment
  UCD100402  Eriogonum marifolium R. Tofsrud; J. M. Tucker 1948-8-2 1761 Siskiyou Panther Meadows, south slope of Mt. Shasta. 2407 Comment
  CAS-BOT-BC263182  Eriogonum marifolium var. cupulatum Alice Eastwood 1921-7-28 10884 Siskiyou Medicine Lake Comment
  CAS-BOT-BC263185  Eriogonum marifolium var. cupulatum Alice Eastwood 1921-7-29 10982 Siskiyou Bear Spring on road to Medicine Lake Comment
  HSC67822  Eriogonum marifolium var. marifolium J. O. Sawyer, J. Cole 1980-7-20 3771 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  UCD100507  Eriogonum nudum Daryl Koutnik; Martha Townsend 1979-9-10 592 Siskiyou Five miles southwest of Yreka on Fort Jones Road. 914 Comment
  CAS-BOT-BC261674  Eriogonum nudum var. nudum W. R. Dudley 1899-8-22 s.n. Siskiyou Above Callahan's Comment
  HSC26760  Eriogonum nudum var. nudum J. P. Smith, J. O. Sawyer 1971-9-18 4820 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  HSC43064  Eriogonum nudum var. nudum J. P. Smith, Steve Selva 1970-7-27 4519 Siskiyou Gumboot Lake 1768 Comment
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Jun 7 2012
  UC1043396  Eriogonum nudum var. nudum P. C. Everett and E. K. Balls 1954-10-13 20279 Siskiyou 6.7 mi ne, road to Kangaroo Mt. Hwy. 96; Seiad Creek 701 Comment
  CAS-BOT-BC272469  Eriogonum nudum var. pubiflorum A. A. Heller 1916-9-1 12641 Siskiyou Near Yreka Comment
  CAS-BOT-BC272472  Eriogonum nudum var. pubiflorum Elmer I. Applegate 1935-8-3 10009 Siskiyou At north base of Caldwell Butte, Lava Beds National Monument Comment
  CHSC75738  Eriogonum nudum var. pubiflorum Vernon H. Oswald; Lowell 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. 1569 Comment
  HSC67753  Eriogonum nudum var. pubiflorum J. O. Sawyer, J. Cole 1980-7-21 3827 Siskiyou N of F.S. Road 44N01 near intersection with road to Lava Camp 1677 Comment
  JEPS56648  Eriogonum nudum var. pubiflorum W. L. Jepson 1907-7-22 2954 Siskiyou Hamburg Klamath River, Hamburg Comment
  CHSC71312  Eriogonum ovalifolium var. purpureum Vernon H. Oswald 1998-6-27 9240 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. Meadow. 1402 Comment
  CAS-BOT-BC252957  Eriogonum pyrolifolium var. pyrolifolium C. G. Pringle 1882-8-30 s.n. Siskiyou Mount Shasta 2743 Comment
  CAS-BOT-BC268577  Eriogonum siskiyouense John Thomas Howell 1937-7-29 13627 Siskiyou Scott Mt. between Trinity and Siskiyou cos. Comment
  UCD101262  Eriogonum spergulinum var. reddingianum J. M. Tucker 1950-7-24 1955 Siskiyou at Ash Creek crossing on the Military Road, east side of Mt. Shasta. Comment
  RSA93409  Eriogonum spergulinum var. reddingianum M. S. Baker, H. K. Wagnon 1953-7-11 12831 Siskiyou 1.9 mi. above Whitlock Camp in open forest. 1372 Comment
  RSA215654  Eriogonum sphaerocephalum Gilbert Muth 1969-8-6 1194 Siskiyou Boulder Peak. 2530 Comment
  CAS-BOT-BC262724  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler 1910-5-27 1428 Siskiyou Near Yreka Comment
  CHSC1331  Eriogonum sphaerocephalum var. halimioides J. Wakeman 1963-6-15 Siskiyou Yreka Hill. Comment
  HSC40981  Eriogonum strictum var. greenei J. O. Sawyer 1975-7-15 2697 Siskiyou 11 mi. W of Ft. Jones along SR 3 Comment
  HSC43456  Eriogonum strictum var. proliferum Jennifer Whipple 1976-8-20 1708 Siskiyou Summit region of Mt. Eddy 2591 Comment
  JEPS56462  Eriogonum strictum var. proliferum Geo. D. Butler 1908-8-6 211 Siskiyou trail beyond Whiskey Camp; Independence Creek, Whiskey Camp 1676 Comment
  UC164295  Eriogonum strictum var. proliferum Geo. D. Butler 1910-5-27 1417 Siskiyou near Yreka Comment
  CAS-BOT-BC263399  Eriogonum strictum var. proliferum John Thomas Howell 1937-7-29 13676 Siskiyou North slope of Scott Mts. 1676 Comment
  UC1299712  Eriogonum ternatum Freed W. Hoffman 1950-7-14 3624 Siskiyou Baldy Mountain Comment
  HSC65496  Eriogonum umbellatum R. White 1977-7-1 103 Siskiyou Top of Sawtooth Mtn. 1761 Comment
  CAS-BOT-BC267976  Eriogonum umbellatum var. argus Dorothy Parker 1950-8-6 490 Siskiyou Salmon Mountain 1798 Comment
  JEPS109256  Eriogonum umbellatum var. goodmanii D. W. Taylor 2002-7-27 18278 Siskiyou Salmon Mountains, logging road ca 1 mile N of Carter Meadow Summit, 8 miles SW of Callahan. Comment
  UC2028223  Eriogonum umbellatum var. goodmanii Barbara Ertter 1990-7-14 9312 Siskiyou E side Mt Eddy ca. 4 air miles due W of Mt. Shasta City, at streamlet near end of FR 41 N53 ca 1 mile N of Morgan Meadows Comment
  RSA183674  Eriogonum umbellatum var. goodmanii Gilbert Muth 1965-8-10 199 Siskiyou Along upper ridges, Marble Valley Comment
  JEPS107389  Eriogonum umbellatum var. polyanthum Lowell Ahart, John Dittes 2005-6-10 12085 Siskiyou Rocky hillside, about 150 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  POM358071  Eriophyllum lanatum Chadwick, Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  CAS-BOT-BC301115  Eriophyllum lanatum var. achilleoides A. A. Heller 1915-7-16 12101 a Siskiyou North side of Mt. Eddy 1371 Comment
  UC896368  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-22 12488 Siskiyou slope e side Mt. Eddy Comment
  CAS-BOT-BC301112  Eriophyllum lanatum var. achilleoides Elmer I. Applegate 1935-6-10 9474 Siskiyou Thomas massacre area, Lava Beds National Monument Comment
  UC1034579  Eriophyllum lanatum var. achilleoides Douglas Barbe 1955-7-26 264 Siskiyou n slope Scott Mt. (Klamath Mountains); , n slope Scott Mt. 1828 Comment
  CAS-BOT-BC301450  Eriophyllum lanatum var. grandiflorum Lewis S. Rose 1937-7-3 37392 Siskiyou Black Butte, N. of Mt. Shasta City 1005 Comment
  HSC5609  Eriophyllum lanatum var. integrifolium R. C. Wunner 1965-6-6 89 Siskiyou California Lava Beds National Monument; near Caldwell Ice Cave 1402 Comment
  UC796438  Eriophyllum lanatum var. integrifolium Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11860 Siskiyou 2.4 mi below summit Gazelle Mt. Grade (e side) 1417 Comment
  HSC39825  Eriophyllum lanatum var. lanceolatum J. O. Sawyer 1969-7-24 1504 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  HSC67902  Eriophyllum lanatum var. lanceolatum J. P. Smith 1973-5-5 6543 Siskiyou Scott Bar along the Scott River Comment
  POM358045  Eriophyllum lanatum var. lanceolatum M. B. Dunkle 1944-6-25 9019 Siskiyou Siskiyou National Forest. 1677 Comment
  UC140590  Eryngium articulatum unknown 1900-8-9 Siskiyou Shasta Region, Sisson's Comment
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Jan 18 2012
  UC375298  Erysimum capitatum Geo. D. Butler 1909-7-20 894 Siskiyou Highland Mine Comment
  CAS-BOT-BC54574  Erysimum capitatum L. E. Smith 1913-5-9 196 Siskiyou Weed. Comment
  JEPS74430  Erysimum perenne W. J. Ferlatte 1966-7-6 184 Siskiyou Caribou Mtn. Trinity Alps 2468 Comment
  SEINET13723920 Image available Erythranthe moniliformis John M. Tucker, Louis K. Mann 1963-1 3690 Siskiyou Ca. 4.7 miles (by road) southwest of Etna, beside road from Etna to Sawyer's Bar Comment
  SEINET14374345  Erythranthe primuloides G. D. Butler 1910-7-13 1770 Siskiyou Shackleford Creek. 1219 Comment
  CAS-BOT-BC133269  Erythronium citrinum Geo. D. Butler 1909-4-24 661 Siskiyou Quartz Valley Comment
  CAS-BOT-BC502725  Erythronium grandiflorum Harley P. Chandler 1901-6-1 1619 Siskiyou Ridges and Meadows near Marble Mountain 2133 Comment
  HSC30414  Erythronium grandiflorum subsp. grandiflorum Frederick W. Oettinger 1968-8-12 600 Siskiyou Marble Mtn. Wilderness Area. above Diamond Lake on ridge to English Peak 2134 Comment
  UC165317  Eschscholzia californica Geo. D. Butler 1910-5-7 1301 Siskiyou Yreka Comment
  CAS-BOT-BC403673  Eschscholzia californica W. R. Ernst 1958-8-11 301 Siskiyou Town of Mt. Shasta, between Highway 99 and railroad station Comment
  POM125700  Eschscholzia californica var. crocea Geo. D. Butler 1910-5-7 1301 Siskiyou Yreka. Comment
  RSA181621  Euonymus occidentalis Dorothy Parker 1951-7-15 s.n. Siskiyou Banks of Etna Creek. 884 Comment
  HSC27670  Euphorbia crenulata Carl W. Mize 1972-6-8 23 Siskiyou Along main trail 335 Comment
  RSA34279  Euphorbia crenulata C. B. Wolf 1934-7-6 6030 Siskiyou West side of Mt Shasta, along Snowline road, 3.3 miles from Mt. Shasta City 1524 Comment
  CDA38003  Euphorbia virgata CDFA Staff Jun 1973 s.n. Siskiyou Dorris. 0 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
  JEPS31925  Eurybia radulina Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sisson Upper Sacramento, Mt. Shasta Comment
  HSC42973  Festuca californica J. O. Sawyer, K. T. Stillman 1976-5-29 2742 Siskiyou Along Specimen Creek 915 Comment
  CAS-BOT-BC283179  Festuca californica subsp. californica Roxana S. Ferris; Laura Lorraine 1948-6-12 11798 Siskiyou Scott Mountain Road south of Callahan Comment
  CAS-BOT-BC278723  Festuca idahoensis K. T. Stillman 1976-7-21 274 Siskiyou Marble Mountain Wilderness Area Comment
  RSA121317  Festuca idahoensis H. A. Jensen 1933-9-30 357 Siskiyou Signal Butte. 1341 Comment
  RSA582088  Festuca idahoensis L. C. Wheeler 1934-6-7 2658 Siskiyou North Hungry Creek. 1220 Comment
  UC1483422  Festuca idahoensis John Palmer 1980-8-15 1023 Siskiyou ne of Seiad Low Gap (on spur of F.S. Rd 46N50); Klamath National Forest, Seiad Valley Quad. 1463 Comment
  UCD66086  Festuca idahoensis B. A. Madson 1948-1 Siskiyou Mt. Hebron Pass. Comment
  SEINET10521968  Festuca idahoensis Stillman 1976-6-25 STILLMAN 99 Siskiyou Scott bar quad. T43n,r12w,sec.15. Montane and subalpine meadows. Marble Mountain wilderness area. Between marble gap and elk valley trail Comment
  HSC19418  Festuca occidentalis J. O. Sawyer 1969-7-26 1576 Siskiyou SE facing slope near Sugar Creek 1700 Comment
  HSC42967  Festuca occidentalis J. O. Sawyer, K. T. Stillman 1976-5-29 2750 Siskiyou Along Specimen Creek. 1433 Comment
  SEINET10559315  Festuca occidentalis A. Arthur Heller 1915-7-18 Heller 249 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy, in moist open places in the forest. 1189 Comment
  HSC30645  Festuca pratensis Frederick W. Oettinger 1969-8-16 1402 Siskiyou Marble Mtn. Wilderness Area, Wire Grass Meadow above English Lake. 1677 Comment
  HSC75129  Festuca pratensis J. P. Smith, Thomas W. Nelson 1979-6-16 10148 Siskiyou Klamath National Forest. State Route 3, 1 mi. from Scott Mtn. Summit. 1341 Comment
  SEINET10553347  Festuca pratensis A. Arthur Heller 1915-8-24 Heller 12214 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy in moist soil in the forest. The prevalent tree is Douglas fir with some white fir and sugar pine, after cutting the original stand of Jeffrey pine. The common undershrubs are ceanothus and Uva-ursi in the dry places with Salix and Corylus in low ground. 1189 Comment
  JEPS45829  Festuca roemeri Duncan Dunning 1922-6-6 Siskiyou nw of Fort Jones; Moffett Creek Comment
  UC593536  Festuca roemeri E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1894 Siskiyou 2 mi s Yreka 822 Comment
  UCD66261  Festuca roemeri H. S. Yates 1936-6-21 5826 Siskiyou N base of Wintoon Butte. 1219 Comment
  CHSC79931  Festuca roemeri var. klamathensis Barbara L. Wilson 1996-6-2 8127 Siskiyou Klamath National Forest; road cut where old highway intersects modern one, on Highway 3, 6.7 miles by road SW of the Yreka city limits (road marker at site says 003/SIS/40.00). 1127 Comment
  RSA656725  Festuca roemeri var. klamathensis Barbara L. Wilson 1996-6-2 8124 Siskiyou Klamath National Forest; road cut where old highway intersects modern one, on highway 3, 6.7 miles by road southwest of the Yreka city limits, at road marker 003/SIS/40 deg deg . 1128 Comment
  SEINET10559490  Festuca subulata A. Arthur Heller 1916-7-20 Heller 12466 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy in opening in the forest, 3900 Comment
  UC2046864  Festuca viridula R. E. Brainerd with N. Otting 2013-7-12 2182 Siskiyou Siskiyou County: Klamath Mountains. Marble Mountains Wilderness Area. Near the outlet at the west end of Upper Wright Lake. Comment
  CDA25860  Fragaria George Dobbins 1955-3-24 Siskiyou Wheeler property, 1 miles south of McCloud, Squaw Valley Creek. 0 Comment
  JEPS44870  Fragaria vesca W. L. Jepson Jul 1894 13874 Siskiyou stage road between Sisson and Upton Comment
  UC375379  Fragaria virginiana subsp. platypetala Geo. D. Butler 1908-8-10 278 Siskiyou Shackleford Creek Log Lake Meadows (edge of Log Lake Meadows) Comment
  CAS-BOT-BC59980  Frangula purshiana Louis C. Wheeler 1934-10-28 3351 Siskiyou Shasta River 2 mi. below Yreka Creek. Siskiyou Mts. 822 Comment
  CAS-BOT-BC59988  Frangula purshiana Elmer I. Applegate 1895-5-30 s.n. Siskiyou Sisson, w. base of Mt. Shasta. Comment
  CAS-BOT-BC60012  Frangula purshiana Elmer I. Applegate 1895-5-31 64 b Siskiyou Sisson, Mt. Shasta. Comment
  HSC42980  Frangula rubra subsp. rubra J. O. Sawyer, Ken Stillman 1976-5-29 2735 Siskiyou Junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  UC705736  Fritillaria atropurpurea Marion Ownbey, D. H. Brown 1941-6-25 2433 Siskiyou near Donomore Meadow (e end of Siskiyou Mountains, near the Oregon Line); Siskiyou Mountains Comment
  CAS-BOT-BC506207  Fritillaria pudica Geo. D. Butler 1910-5-1 1264 Siskiyou Humbug Mountain Comment
  POM109778  Fritillaria recurva Geo D. Butler 1910-4-17 1191 Siskiyou Near Yreka. Comment
  HSC68373  Galium aparine J. P. Smith 1973-5-5 6374 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  JEPS6596  Galium aparine Willis L. Jepson Siskiyou Region of the Upper Sacramento; Sisson Comment
  RSA264982  Galium bifolium Gilbert Muth 1975-7-29 s.n. Siskiyou Near Kangaroo Mtn. Near Seiad Valley. 1756 Comment
  RSA105358  Galium bifolium G. D. Barbe 1955-7-17 210 Siskiyou 1 mile. S of Toomes Camp on the country road. West slope. 1890 Comment
  JEPS6705  Galium bolanderi Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Upton Upper Sacramento Comment
  UC223987  Galium bolanderi Dr. Edward Palmer Jul 15 1892-Jul 27 1892 2498 Siskiyou Mount Shasta and vicinity Comment
  HSC104303  Galium glabrescens subsp. glabrescens Dana York 2012-7-21 3143 Siskiyou Rogue River-Siskiyou National Forests; Siskiyou Mountains, Red Buttes Wilderness, a few meters below summit of Red Butte 2043 Comment
  JEPS25703  Galium parisiense P. C. Hutchison 1961-5-22 2038 Siskiyou 2.7 mi n Clear Creek (on hwy US 299, w side of river, 5.7 mi s of Happy Camp); Klamath River Comment
  HSC65425  Galium serpenticum subsp. scotticum D. Reed 1980-8-12 289 Siskiyou Klamath National Forest; Tom Martin Peak 1982 Comment
  POM60035  Galium trifidum Copeland 1904-8-14 3935 Siskiyou Sisson. Comment
  RSA276855  Galium trifidum Peter Rubtzoff 1955-7-10 1952 Siskiyou Duncans Mills Marsh Comment
  UC416664  Galium trifidum var. pusillum Milo S. Baker Aug. 1897 143 Siskiyou Payne's Springs Comment
  HSC23615  Galium triflorum J. O. Sawyer 1970-7-4 2321 Siskiyou At Cedar Flat Cabin 1402 Comment
  UCD77233  Galium triflorum Robert E. Preston 2001-6-30 1635 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W se 1/4 of nw 1/4 Section 14 1694 Comment
  RSA184795  Galium triflorum Gilbert Muth 1966-7-29 461 Siskiyou By waterfall. Marble Valley. Marble Mtns. 1799 Comment
  CAS-BOT-BC182159  Garrya fremontii Louis C. Wheeler 1934-6-22 2764 Siskiyou Cottonwood Cr. Klamath National Forest 1066 Comment
  CAS-BOT-BC182267  Garrya fremontii Wm. Bridge Cooke 1941-9-16 16319 Siskiyou Along the Castle Lake Road 1219 Comment
  JEPS101165  Garrya fremontii Dean W. Taylor 1996-6-19 15711 Siskiyou Lime Gulch; bordering Shasta Valley (about 15 miles south of Yreka) 1188 Comment
  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
  RSA392398A  Garrya fremontii H. E. McMinn 1931-6-27 2525 Siskiyou Near Gottsville. Klamath River. Comment
  UC876011  Garrya fremontii L. E. Smith Jul 1912 Siskiyou Hornbrook Comment
  HSC69089  Gaultheria ovatifolia Maralyn A. Renner 1980-8-6 2320 Siskiyou Cracker Meadow 1555 Comment
  UC1409444  Gaultheria ovatifolia Frederick W. Oettinger 1968-9-8 785 Siskiyou High Lake Basins in vicinity of English Peak (along shoreline of English Lake, Marble Mountain Wilderness Area, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English L 1752 Comment
  HSC183  Gayophytum diffusum subsp. parviflorum William J. Ferlatte 1966-8-2 237 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  UCR37543  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1983-8-28 629 Siskiyou At Poker Flat. Dry W side of lower protion of meadow. 1524 Comment
  HSC34828  Gayophytum diffusum subsp. parviflorum J. P. Smith, J. O. Sawyer 1975-10-23 8487 Siskiyou 1768 Comment
  RSA68901  Gayophytum diffusum subsp. parviflorum A. E. Culbertson 1943-7-21 56 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000 backwall; 14 mi. S.W. of Mt. Shasta on N. side of a 6600 eastern spur of Trinity Mts. 2000 ft. above Sacramento R. within 10 mi. of its headwaters to the west. 1657 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
  RSA34385  Gayophytum heterozygum W. Bridge Cooke 1947-7-18 17682 Siskiyou In the dryer sandy meadows at Wagon Camp, Mount Shasta 1738 Comment
  POM256536  Gayophytum humile W. Bridge Cooke 1940-6-6 15059 Siskiyou Near the outlet of Castle Lake 1677 Comment
  RSA237873  Gayophytum humile Frederick W. Oettinger 1969-7-10 950 Siskiyou Northwest of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 1738 Comment
  HSC91275  Gentiana calycosa Jennifer Whipple 1976-9-2 1765 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  RSA211175  Gentiana newberryi William J. Ferlatte 1966-8-17 388 Siskiyou Caribou Basin; Trinity Alps 1982 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
  HSC530  Gentianopsis simplex William J. Ferlatte 1966-8-16 368 Siskiyou Big Flat, between campground and S Fork of the Salmon River. 1524 Comment
  CAS-BOT-BC143587  Geum triflorum L. E. Smith 1913-5-18 229 Siskiyou Bray Comment
  JEPS44854  Geum triflorum Geo. D. Butler 1909-6-23 922 Siskiyou Goosenest Mountain Comment
  RSA185783  Gilia capitata H. A. Thomas, John H. Thomas 1954-7-21 4407 Siskiyou Salmon-Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek. 1037 Comment
  UC1409305  Gilia capitata subsp. capitata Frederick W. Oettinger 1968-8-16 545 Siskiyou Red Hill n Hancock Lake (High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area, Salmon Mountains, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1996 Comment
  UC637163  Gilia capitata subsp. capitata Edward Lee 1934-8-14 1098 Siskiyou near summit Little Grayback (Siskiyou-Del Norte County line) 1859 Comment
  UC933391  Gilia capitata subsp. capitata Annie M. Alexander and Louise Kellogg 1948-9-7 5592 Siskiyou at fork of road from Cecilville to first Lookout (Black Bear Summit, Siskiyou Mountains); Siskiyou Mountains, Black Bear Summit 1524 Comment
  UC1100355  Glyceria borealis Herbert L. Mason 1948-7-18 13618 Siskiyou Grass Lake Comment
  CAS-BOT-BC282719  Glyceria elata A. A. Heller 1916-7-20 12465 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy 1158 Comment
  HSC69396  Glyceria elata Maralyn A. Renner 1980-8-8 2452 Siskiyou Rattlesnake Meadow 1646 Comment
  UC819300  Glyceria elata A. A. Heller 1916-7-20 12465 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1158 Comment
  RSA238997  Glyceria striata Frederick W. Oettinger 1969-9-4 1651 Siskiyou Tobacco Lake. Salmon Mountains High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  POM58034  Gnaphalium palustre E. B. Copeland 1903-7-2 3533 Siskiyou Klamathon. Comment
  HSC19399  Goodyera oblongifolia J. O. Sawyer 1968-7-10 458 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  UC4514  Goodyera oblongifolia unknown 1862-9-16 1404 Siskiyou Mount Shasta 1219 Comment
  HSC24600  Grayia spinosa R. C. Wunner 1965-6-13 158 Siskiyou Lava Beds National Monument, Petroglyph Section, S face 1220 Comment
  RSA170301  Gypsophila paniculata T. C. Fuller 1963-8-27 11160 Siskiyou N limits of Macdoel. Comment
  RSA114970  Hackelia bella E. K. Balls, L. W. Lenz 1956-6-18 21800 Siskiyou 5 mi. w. of McCloud, State Hwy. 89. 1341 Comment
  CHSC9491  Hackelia californica J. F. Goodwin 1971-7-3 133 Siskiyou 0.1 mi. south of road at Multiple Use Area, 4.9 mi. south of Mt. Shasta Ski Bowl area. 1889 Comment
  HSC77083  Hackelia micrantha K. T. Stillman 1976-6-16 9 Siskiyou Marble Mtn. Wilderness Area Comment
  UCSB13153  Hastingsia alba Breedlove, Dennis 1962-6-10 Siskiyou On the north bank of the Klamath River at its junction with Goff Creek, 4.5 miles west of Seiad 411 Comment
  RSA299411  Hastingsia alba W. L. Jepson 1914-8-13 5789 Siskiyou Sisson. 1098 Comment
  HSC34514  Hastingsia serpentinicola A. M. Montalvo, J. D. Ackerman 1974-7-2 343 Siskiyou Sacramento River drainage between Shasta City and Mt. Eddy on rd. to Deadfall Lakes and Morgan Meadows 1524 Comment
  HSC103903  Hazardia whitneyi var. discoidea Dana York, Richard Helliwell 2010-9-11 3010 Siskiyou Klamath National Forest. North slope of Broken Rib Mountain 1616 Comment
  HSC62043  Hazardia whitneyi var. discoidea Ruby Van Deventer 14 Aug [year missing] Siskiyou Raspberry Lake 2 mi. W of Copper Mtn. Comment
  UC609328  Hazardia whitneyi var. discoidea Eleanor Burks Hart 1938-8-20 954 Siskiyou below Red Cap 2316 Comment
  JEPS16962  Helenium bigelovii Peter H. Raven 1956-9-5 10451 Siskiyou North Fork of the Sacramento River 2194 Comment
  RSA275411  Helianthella californica var. californica J. O. Sawyer, E. Cope 1977-6-18 2920 Siskiyou along Clear Creek Trail between Ten Mile Creek and Bear Pen Creek. 610 Comment
  HSC92201  Helianthella californica var. shastensis Jennifer Whipple 1976-6-23 1110 Siskiyou Mt. Eddy: E and S-facing slopes draining into the N Fork of the Sacramento River 2256 Comment
  CAS-BOT-BC305471  Helianthus annuus L. E. Smith 1914-9-9 756 Siskiyou Sisson Comment
  UC134872  Helianthus bolanderi J. W. Congdon 1910-8-9 Siskiyou near Sisson Comment
  UC195378  Helianthus bolanderi A. A. Heller 1916-9-1 12640 Siskiyou treeless plains near Yreka 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
  UC722218  Hemizonella minima C. L. Hitchcock and J. S. Martin 1939-7-9 5325 Siskiyou 1/2 mi se King's Castle; Marble Mts. 1828 Comment
  CAS-BOT-BC313460  Hemizonella minima L. E. Smith 1913-7-12 460 Siskiyou Igerna Comment
  POM52735  Hemizonia fitchii Geo D. Butler 1910-7-31 1805 Siskiyou Near Yreka. Comment
  RSA183682  Heracleum maximum Gilbert Muth 1965-7-28 129 Siskiyou Marble Valley Guard Station, Marble Valley Comment
  UC1005597  Hesperochiron pumilus Frank W. Gould 1940-5-15 1237 Siskiyou Goosenest Mt. near Bull Meadows; Goosenest Mt. 1524 Comment
  POM203173  Hesperochiron pumilus Alice Eastwood, J. T. Howell 1934-4-20 1778 Siskiyou Gazelle. Comment
  CAS-BOT-BC311045  Heterotheca oregona var. oregona A. A. Heller 1917-9-7 12976 Siskiyou Unspecified 914 Comment
  CAS-BOT-BC311090  Heterotheca oregona var. rudis Geo. D. Butler 1909-10-3 976 Siskiyou Near Yreka Comment
  UC1557835  Heterotheca oregona var. rudis J. Semple and S. Heard 1986-8-15 8462 Siskiyou w end Fort Jones (on CA-3 (about #600 Main St.)) 853 Comment
  JEPS29996  Heterotheca villosa var. minor Rimo Bacigalupi, and L. Heckard, J. Weiler 1961-7-2 7982 Siskiyou about 7 1/2 mi ne Weed (along US Hwy 97) 1127 Comment
  UCD133103  Heterotheca villosa var. minor J. M. Tucker; L. K. Mann, Sandra L. Holloway 1963-8-18 3753 Siskiyou southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wilderness Area. 2133 Comment
  UC530057  Heuchera merriamii Louis C. Wheeler 1934-8-2 3012 Siskiyou head of Jaynes Canyon; Siskiyou Mts 2042 Comment
  CAS-BOT-BC420733  Heuchera merriamii Gilbert Muth 1965-8-11 s.n. Siskiyou In upper meadows, Marble Valley Comment
  RSA0063194  Heuchera merriamii William J. Ferlatte 1967-8-20 1061 Siskiyou Caribou Basin. Sawtooth Ridge. Trinity Alps. 2043 Comment
  RSA0066217  Heuchera micrantha var. erubescens Frederick W. Oettinger 1969-8-12 1344 Siskiyou 0.25 mile up from Abbott s Lower Cabin. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1189 Comment
  HSC22258  Hieracium albiflorum J. O. Sawyer 1969-7-23 1445 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 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
  HSC29089  Hieracium albiflorum Frederick W. Oettinger 1968-8-12 491 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: S slope trail down to Tobacco Lake from Lily Pond 1921 Comment
  HSC76732  Hieracium albiflorum K. T. Stillman 1976-8-7 390 Siskiyou Marble Mountain Wilderness Area, trail from Black Mtn. camp to Jump off Comment
  JEPS84049  Hieracium bolanderi L. R. Heckard with J. Hickman et al. 1986-7-17 6469 Siskiyou trail up peak s Lily Pad Lake (ca 5 mi n of town of Seiad Valley, e ridge); Kangaroo Peak 1940 Comment
  CAS-BOT-BC318545  Hieracium greenei Gilbert J. Muth 1969-8-7 1268 Siskiyou Boulder Peak Ridge 2468 Comment
  CAS-BOT-BC318542  Hieracium greenei A. A. Heller 1925-7-29 13909 Siskiyou Along the Pacific highway near Black Butte, north of teh town of Mt. Shasta Comment
  HSC67805  Hieracium horridum J. O. Sawyer, J. Cole 1980-7-22 3962 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  UC130565  Hieracium nudicaule H. M. Hall 8677 Siskiyou Salmon River Salmon Mountains, Salmon river 1584 Comment
  OBI49175  Hieracium scouleri Lewis S. Rose 1937-1-25 37590 Siskiyou S slope of Mt Shasta 1768 Comment
  UC922283  Hieracium triste Annie M. Alexander and Louise Kellogg 1949-7-22 5837 Siskiyou Trail to Paradise Lake. Kings Castle; Marble Mountains 1920 Comment
  UC922282  Hieracium triste Annie M. Alexander and Louise Kellogg 1949-7-29 5896 Siskiyou above Sky High Lake; Marble Mountains. Near Hiddenlake 1859 Comment
  CAS-BOT-BC280780  Holcus lanatus L. E. Smith 1913-6-1 325 Siskiyou Sisson Comment
  CAS-BOT-BC280784  Holcus lanatus Melissa A. Berry 1957-7-2 s.n. Siskiyou Fay Lane, Scott Valley 822 Comment
  HSC31802  Holodiscus discolor Steve Selva, Roger Jensen 1974-8-16 2 Siskiyou N facing slopes above Sugar Lake Comment
  RSA297038  Holodiscus discolor John F. Emmel 1974-7-19 515 Siskiyou Limestone ridge 0.2 air mile N of Lily Pad Lake. Siskiyou Mountains. 1829 Comment
  UC375381  Holodiscus discolor Geo. D. Butler 1908-8-3 283 Siskiyou near Campbell Lake 3 mi s of Red Mountain (sw of the bend in the Scott River, Log Lake, Shackleford Creek, central Siskiyou County); Log Lake, Shackleford Creek 1645 Comment
  CAS-BOT-BC152361  Holodiscus discolor var. discolor E. K. Balls 1949-7-10 13960 Siskiyou 8 miles from Sawyers Bar on the way to Cecilville 792 Comment
  SBBG21848  Holodiscus discolor var. glabrescens D. Myrick 1964-7-25 962 Siskiyou above Ski Bowl Lodge on Mt Shasta 2407 Comment
  HSC90620  Holodiscus microphyllus var. glabrescens Jennifer Whipple 1977-8-5 2181 Siskiyou Wagon Creek drainage on E face of Mt. Eddy 2317 Comment
  RSA233673  Holodiscus microphyllus var. glabrescens Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38989 Siskiyou Mount Shasta National Forest; south slope of Mt. Shasta at base of boulders. 2378 Comment
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  RSA597964  Holodiscus microphyllus var. microphyllus Louis C. Wheeler 1963-8-31 8324 Siskiyou Siskiyou Mountains. Devil's Punch Bowl off Clear Creek. 1524 Comment
  HSC92533  Hordeum brachyantherum Jennifer Whipple 1976-7-24 1539 Siskiyou Dale Creek drainage on the N face of Mount Eddy 2195 Comment
  POM352444  Hordeum brachyantherum M. B. Dunkle 1945-7-24 9266 Siskiyou Klamath National Forest. Marble Mtns. Comment
  RSA602817  Hordeum brachyantherum L. C. Wheeler 1934-6-26 2794 Siskiyou Cottonwoods Creek; Border of sunny creek; Siskiyou Mts., Mt. Diablo Mer. 838 Comment
  JEPS80525  Hordeum brachyantherum subsp. brachyantherum Gilbert Muth 1966-7-17 410 Siskiyou Marble Mountain Wilderness Area near Lookout; Marble Mountain Wilderness Area 2057 Comment
  JEPS81058  Horkelia daucifolia J. P. Smith and T. W. Nelson 1979-6-15 10125 Siskiyou Road to Carmen Lake 0.6 mi from its junction State Route 3; China Mtn. Quad., Klamath National Forest. 1645 Comment
  CAS-BOT-BC123401  Horkelia daucifolia subsp. latior John Thomas Howell 1937-7-29 13677 Siskiyou North slope of Scott Mts. 1676 Comment
  SEINET515837  Horkelia fusca subsp. parviflora Vernon Oswald 1997-7-28 8800 .1 Siskiyou Pumice Stone Well 0.2 mi. S of Medicine Lake Rd. on Forest Route 15. 1905 Comment
  RSA211178  Horkelia fusca subsp. parviflora William J. Ferlatte 1966-6-22 69 Siskiyou Big Flat wooded area near public camp. 1524 Comment
  SEINET6758854  Horkelia fusca subsp. parviflora A. Sanger 1996-7-16 2425 Siskiyou Approximately 200 yards north of road 42N56 along road 42N12. 1695 Comment
  CAS-BOT-BC144007  Horkelia hendersonii L. R. Heckard; J. Hickman; et al 1986-7-17 6501 Siskiyou Oak Knoll Ranger Station road to Condrey Mt., ca 15 mi from Hwy 96 (Walker) 2000 Comment
  RSA789907  Horkelia hendersonii James R. Shevock, Barbara Williams 1987-8-17 11803 Siskiyou Below Dry Lake Mtn Lookout site along forest road 40S01. 2012 Comment
  HSC61503  Hosackia oblongifolia var. oblongifolia Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail 1220 Comment
  UC134349  Hulsea nana E. B. Copeland 1903-8-16 3832 Siskiyou Mt. Shasta 3200 Comment
  UC1426022  Hydrophyllum occidentale Frederick W. Oettinger 1969-7-9 945 Siskiyou slope due nw Upper English Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1798 Comment
  RSA0110956  Hydrophyllum occidentale Gilbert Muth 1966-7-8 361 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  UC24095  Hydrophyllum occidentale unknown Jun 1896 Siskiyou Squaw [illegible]; Mt. Diablo Base 121 W 1066 Comment
  UC1483537  Hypericum anagalloides Maralyn A. Renner 1980-8-21 2567 Siskiyou Klamath Nat'l Forest, s. corner boundary Coffee Creek Quad., Kidd Creek Klamath Nat'l Forest, Coffee Creek Quad., Kidd Creek 2042 Comment
  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
  POM211385  Idahoa scapigera L. C. Wheeler 1935-3-16 3373 Siskiyou Klamathon, Klamath River. 701 Comment
  RSA77044  Iliamna latibracteata F. W. Peirson 1923-7-17 3772 Siskiyou Whitney Creek, foot of Mt. Shasta Comment
  JEPS796  Ipomopsis aggregata Willis L. Jepson Jul 24 1894-Aug 10 1894 15049 Siskiyou Sisson Comment
  UC602585  Ipomopsis aggregata W. Bridge Cooke 1938-8-21 11548 Siskiyou Horse Camp Mt. Shasta 2438 Comment
  SD88477  Ipomopsis aggregata Darley F. Howe 1972-7-4 Siskiyou Easterly from Del Norte-Siskiyou Co. marker on road to Youngs Valley, Sanger Peak road. 1646 Comment
  CHSC63609  Ipomopsis aggregata subsp. formosissima Vernon H. Oswald; Lowell Ahart 1994-8-10 6463 Siskiyou FS 31 0.6 mi E of Ski Park Hwy. (FS 88), ca. 5 mi (air) NW of McCloud. Edge of road. 1584 Comment
  CHSC66543  Ipomopsis aggregata subsp. formosissima Vernon H. Oswald 1996-7-12 7999 Siskiyou High Cascade Range. Everitt Memorial Hwy. (A10) E of Mt. Shasta city between mileposts 5 and 6. Roadside. 1554 Comment
  UC23469  Ipomopsis congesta Harley P. Chandler 1901-6-1 1666 Siskiyou Marble Mtn North Coast Ranges 2438 Comment
  JEPS52326  Iris chrysophylla Wayne Roderick 1963-6-10 Siskiyou ca. 10 mi. e. McCloud Comment
  SEINET4170699  Iris hartwegii C. L. Hitchcock, J. S. Martin 1939-7-7 5270 Siskiyou Sanger Peak Trail , ca. 13 miles south of Takilma , Oregon 1067 Comment
  RSA60636  Iris missouriensis I. L. Wiggins 1950-5-27 12357 Siskiyou Banks of East Fork of Scott River at Callahan Ranger Station, Callahan. 976 Comment
  UC127335  Iris missouriensis H. M. Hall and E. B. Babcock 1903-6-18 4140 Siskiyou Pole Canyon Sierra Nevada Mountains (ne Shasta County) 1463 Comment
  RSA47786  Iris missouriensis Roxana S. Ferris, Laura Lorraine 11815 Siskiyou East fork of Scott River drainage, Parker Ranch, Plowmans [Noyes] Valley. 1204 Comment
  HSC69705  Iris tenuissima Maralyn A. Renner 1980-6-26 1261 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  RSA136346  Iris tenuissima Lee W. Lenz 1953-5-17 18313 Siskiyou Salmon River, 1 1/4 mi. above junction with Klamath River 177 Comment
  CAS-BOT-BC88665  Isatis tinctoria George Dexter Butler 1909-6-13 804 Siskiyou Scott River near Fort Jones. Comment
  HSC85890  Isatis tinctoria S. Matthews, M. Goering, R. James 1985-5-4 50 Siskiyou Persidio Bar on Hwy. 96, near Klamath River 235 Comment
  JEPS83820  Isoetes echinospora Wayne Roderick July 1976 Siskiyou vicinity of Cook & Green Pass (in Lily Pad Lake); Siskiyou Mts., Lily Pad Lake 1828 Comment
  RSA57549  Iva axillaris subsp. robustior E. B. Copeland 1903-7-2 3539 Siskiyou Klamathon. Comment
  CAS-BOT-BC142726  Ivesia gordonii Alice Eastwood 1912-8-30 2028 Siskiyou Mount Eddy Comment
  UC114527  Ivesia pickeringii T. S. Brandegee Jul 1887 Siskiyou Edgewood Comment
  JEPS98784  Juncus Sue Pappalardo 1993-7-19 505 B Siskiyou about 4 mi SE of Bear Mountain Lookout (Forest Service road 40N38); Shasta Trinity National Forest, McCloud Ranger District 1320 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
  HSC74815  Juncus dubius J. P. Smith 1978-7-1 9995 Siskiyou Klamath National Forest, O'Neill Creek Campground, Klamath River 488 Comment
  HSC165  Juncus ensifolius William J. Ferlatte 1966-8-2 235 Siskiyou Big Flat, between campground and S fork of the Salmon River 1524 Comment
  UC1601866  Juncus ensifolius W. L. Jepson 1894-1 Siskiyou Mt. Shasta Comment
  HSC60811  Juncus ensifolius Ruby Van Deventer 1962-8-15 Siskiyou Bell Echo Camp in Youngs Valley 1372 Comment
  RSA238899  Juncus hemiendytus var. hemiendytus Frederick W. Oettinger 1969-8-15 1386 Siskiyou Inlet of upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  UC1538957  Juncus howellii W. J. Ferlatte 1987-7-7 2109 Siskiyou ca 1.6 mi e McCloud River R.R. (U.S.F.S. Rd 31); Bear Springs Area, Shasta Quad. 1508 Comment
  CAS-BOT-BC127621  Juncus mertensianus Robert F. Thorne; Fred Oettinger 1969-8-10 38954 Siskiyou Mount Shasta National Forest. South slope of Mount Shasta, Panther Creek Meadows. 2194 Comment
  UC842670  Juncus mertensianus John Thomas Howell 1939-8-5 15063 Siskiyou Spirit Lake Marble Mts. 1828 Comment
  CHSC38989  Juncus nevadensis J. D. Jokerst 1983-7-5 1825 Siskiyou Atkins meadow along east margin. Ca 15 air miles east of McCloud. Comment
  POM215866  Juncus occidentalis L. C. Wheeler 1934-8-17 3185 Siskiyou Siskiyou Mts. North side White Mt. 1829 Comment
  CHSC98758  Juncus parryi L. P. Janeway; B. Castro 2007-7-29 9144 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
  HSC22234  Juncus parryi J. O. Sawyer 1968-9-9 663 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  RSA211377  Juncus parryi William J. Ferlatte 1967-8-21 1065 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. Trinity Alps. 2287 Comment
  RSA368350  Juncus trilocularis L. C. Wheeler 1934-6-22 2753 Siskiyou Cottonwood Creek, Siskiyou Mountains. Mt. Diablo Mer. 915 Comment
  JEPS84290  Juniperus communis L. R. Heckard with J. Hickman et al. 1986-7-17 6543 Siskiyou se of Condrey Mt. (road end area and camp overlooking s end of Alex Hole); Alex Hole 1980 Comment
  CAS-BOT-BC81132  Juniperus communis G. A. Coleman 1901-8-16 s.n. Siskiyou near head of Paulters Creek 2514 Comment
  CHSC102553  Juniperus communis var. saxatilis L. P. Janeway 2009-8-4 9905 A Siskiyou High Cascade Range. Mt. Shasta, north slope 3.7 air km south-southwest of Brewer Creek North Gate Trailhead. 2783 Comment
  HSC4851  Juniperus communis var. saxatilis J. O. Sawyer 1968-9-11 692 Siskiyou 1616 Comment
  CHSC32823  Juniperus occidentalis Dirk Reith 1979-4-10 4 Siskiyou 10 mi wsw of Newell, 2 mi sw of Tule Lake, in Lava Beds Nat'l Monument. 1371 Comment
  UC1034640  Juniperus occidentalis Milo S. Baker 1955-6-26 13071 Siskiyou 2 mi s Gazelle (Hwy. 99) 914 Comment
  JEPS95663  Juniperus occidentalis var. occidentalis Vernon H. Oswald and L. Ahart 1999-7-5 9813 Siskiyou Gazelle Mtn. on road 41N03 1.0 mi southeast of Gazelle-Callahan Hwy.: T41N R7W Sect. 3, 5100 ft, yellow pine forest, serpentine substrate 1554 Comment
  SEINET11056662  Juniperus occidentalis var. occidentalis D. Charlet, T. Charlet 1996-11-25 2343 Siskiyou Scott Mountains, on road to Callahan, 9 road miles SW of summit. 1116 Comment
  UC160458  Keckiella lemmonii I. J. Condit 1911-7-13 Siskiyou Dunsmuir Comment
  HSC23541  Kelloggia galioides J. O. Sawyer 1969-7-24 1190 Siskiyou NE facing slope above Sugar Lake 1784 Comment
  RSA105437  Kelloggia galioides G. D. Barbe 1955-7-26 289 Siskiyou W of the summit of Scott Mtn. Near a grove of Abies magnifica. 2043 Comment
  SBBG15963  Kelloggia galioides D. Myrick 1961-6-22 317 Siskiyou Hwy 89 near McCloud 914 Comment
  UC397360  Kelloggia galioides Katharine Brandegee 1895-8-11 Siskiyou Mt. Shasta Comment
  HSC4419  Kochia scoparia R. C. Wunner 1965-8-14 422 Siskiyou Lava Beds National Monument, Hovey Pt., near irrigation ditches. 1220 Comment
  UC70743  Koeleria macrantha T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC1190134  Kopsiopsis strobilacea Ira L. Wiggins 1955-7-23 13479 Siskiyou Ridge west of China Creek. Comment
  JEPS109402  Lactuca serriola Dean W. Taylor 2004-7-19 19182 Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  CHSC114323  Lactuca tatarica subsp. pulchella T. C. Fuller 1967-8-15 16260 Siskiyou 4 mi. n.e. of Macdoel, Siskiyou Co. Comment
  CAS-BOT-BC123328  Lathyrus brownii H. E. Brown 1899-1-1 391 Siskiyou North side of Mt. Shasta Comment
  RSA48211  Lathyrus lanszwertii var. brownii Roxana S. Ferris, Laura Lorraine 1948-6-12 11828 Siskiyou One mile below summit of Gazelle Mountain, Gazelle-Callahan grade, west side. 1220 Comment
  CDA17136  Lathyrus nevadensis G. F. Hrusa 2001-6-6 15850 Siskiyou Siskiyou Mountains; Nr. summit of pass betw. Happy Camp, CA and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. 1424 Comment
  SEINET5327317  Lathyrus nevadensis G. Butler 1910-6-19 1588 Siskiyou Gonewest foothills 1524 Comment
  RSA3772  Lathyrus pauciflorus subsp. brownii A. A. Heller 1927-5-14 14378 Siskiyou About the base of black Butte near the western base of Mount Shasta. Comment
  UC564208  Layia glandulosa Elmer I. Applegate 1935-6-2 9263 Siskiyou Lyons Road near Juniper Butte; Lava Beds National Monument Comment
  CDA36788  Lepidium campestre D. B. Joley 1976-5-13 11 Siskiyou Lake Siskiyou. 0 Comment
  POM229951  Leptosiphon bolanderi L. C. Wheeler 1935-5-4 3455 Siskiyou Siskiyou Mts. 854 Comment
  HSC30635  Leptosiphon ciliatus Frederick W. Oettinger 1969-8-1 1129 Siskiyou Marble Mtn. Wilderness Area, edge of Wiregrass Meadow below English Lake 1677 Comment
  HSC95468  Lessingia nemaclada G. Fred Hrusa 1997-9-18 14103 Siskiyou At intersection of Hwy. 3 and Callahan/ Gazelle Rd. 1000 Comment
  RSA170201  Lessingia nemaclada Joseph P. Tracy 1949-9-14 18552 Siskiyou At Summerville' on South Fork of Salmon River, 5 miles SE of Cecilville 762 Comment
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Sep 27 2007
  RSA157732  Leucophysalis nana T. C. Fuller 1962-6-12 8967 Siskiyou E side of Davis Road to Medicine Lake, 0.2 mi S of Road to Dorris, ca 16 mi E of Macdoel. Comment
  HSC4872  Leucothoe davisiae J. O. Sawyer 1968-6-25 342 Siskiyou Along Horse Range Creek 1646 Comment
  HSC4873  Leucothoe davisiae J. O. Sawyer 1968-6-25 306 Siskiyou NE of N Horse Range Lake 2012 Comment
  HSC4874  Leucothoe davisiae J. O. Sawyer 1968-6-18 209 Siskiyou Above S Russian Creek, below the Blake's Fork confluence. 1463 Comment
  SEINET2030161 Image available Leucothoe davisiae Lester Rowntree 1937-7-26 s.n. Siskiyou Caribou Lakes Comment
  HSC74912  Lewisia cotyledon J. P. Smith 1978-5-28 9955 Siskiyou Klamath National Forest, FS Rd. 39N27, 3.1 mi. S of Sawyers Bar 1220 Comment
  CAS-BOT-BC444054  Lewisia cotyledon var. cotyledon John Thomas Howell 1937-7-24 13438 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UC164246  Lewisia leeana Geo. D. Butler 1910-8-8 1687 Siskiyou Shackleford Creek 1828 Comment
  CAS-BOT-BC444425  Lewisia rediviva A. M. Vollmer; L. Beane 1951-5-31 18 Siskiyou Scott Mountain Comment
  CAS-BOT-BC444578  Lewisia triphylla Ira L. Wiggins 1955-7-27 13539 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CAS-BOT-BC444583  Lewisia triphylla John Thomas Howell 1937-7-24 13407 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC22267  Lewisia triphylla J. O. Sawyer 1969-7-10 1294 Siskiyou Ridges E of Russian Peak 2256 Comment
  HSC29446  Lewisia triphylla Frederick W. Oettinger 1969-7-10 947 Siskiyou Marble Mtn. Wilderness Area, N of Upper English Lake 1951 Comment
  CAS-BOT-BC283812  Leymus cinereus Geo. D. Butler 1909-6-19 839 Siskiyou Near Yreka Comment
  CAS-BOT-BC283815  Leymus cinereus A. A. Heller 1905-6-19 s.n. Siskiyou Grenada Station Comment
  SEINET10531236  Libocedrus decurrens Edward L. Greene 1876-9-6 Greene 1040 Siskiyou collected near Yreka Comment
  HSC27106  Ligusticum californicum Carl W. Mize 1972-8-17 104 Siskiyou Near Gates Creek 366 Comment
  CAS-BOT-BC436054  Ligusticum grayi Annetta Carter 1939-8-21 1472 Siskiyou Above SE end of Taylor Lake, 12 miles SW of Etna, Salmon Mountains 2194 Comment
  UC165764  Ligusticum grayi Geo. D. Butler 1908-8-11 459 Siskiyou Shackleford Creek near Quartz Valley; Shackleford Creek 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
  CAS-BOT-BC508258  Lilium columbianum W. R. Dudley 1905-8-3 s. n. Siskiyou Sacramento River Comment
  HSC22273  Lilium kelleyanum J. O. Sawyer 1969-8-4 1899 Siskiyou Above S Sugar Lake 2043 Comment
  HSC67682  Lilium kelleyanum John S. Palmer 1980-7-24 623 Siskiyou Elk Hole 1503 Comment
  HSC76742  Lilium kelleyanum K. T. Stillman 1976-7-15 269 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  CAS-BOT-BC509368  Lilium kelleyanum Albert M. Vollmer; Ira L. Wiggins 1940-7-5 7 Siskiyou On bottom of canyon and along banks of Cow Creek about 10 miles NE of Sawyer's Bar, on road to Etna. 975 Comment
  CAS-BOT-BC509387  Lilium kelleyanum Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  UC618679  Lilium pardalinum unknown 1938-7-15 11197 Siskiyou Bear Springs Mount Shasta (meadow between two springs resulting in Bear Springs) Comment
  SEINET10813742 Image available Lilium pardalinum Lawrence Beane, Vollmer, Albert Michael 1954-7-16 Beane 1266 Siskiyou Siskiyou Mountains near Oregon border west of U.S. Highway 99 Comment
  UC54711  Lilium pardalinum Harley P. Chandler Jun 1901 1717 Siskiyou Shackleford Canyon; North Coast Ranges 1828 Comment
  HSC44604  Lilium pardalinum subsp. vollmeri Laura Witherspoon 1977-7-12 Siskiyou Flint Valley 1341 Comment
  HSC77934  Lilium pardalinum subsp. wigginsii D. K. Imper 1982-7-22 1501 Siskiyou Near Flint Valley 1402 Comment
  HSC78955  Lilium pardalinum subsp. wigginsii L. P. Janeway 1983-8-13 534 Siskiyou Along S Fork of Indian Creek 1494 Comment
  CAS-BOT-BC510692  Lilium vollmeri Gilbert Muth 1966-7-19 422 Siskiyou Marble Gap Trail, along 1st bluff, Marble Mountains 1828 Comment
  HSC567  Lilium washingtonianum subsp. purpurascens William J. Ferlatte 1967-7-25 720 Siskiyou Caribou Basin 1982 Comment
  CAS-BOT-BC123092  Lilium wigginsii Lawrence Beane; Albert Michael Vollmer 1954-7-16 1266 Siskiyou Siskiyou Mountains near Oregon border west of Hwy 99 Comment
  CAS-BOT-BC278075  Limnanthes alba Peter F. Zika 2012-5-14 25854 Siskiyou I-5 southbound, near exit 730 for central Dunsmuir, Klamath Range (KR) 750 Comment
  CHSC109946  Limnanthes alba Peter F. Zika 2012-5-14 25855 Siskiyou Cascade Range Highlands. I-5 southbound, one road mile n of (and above) exit 724 for Castella. 665 Comment
  SEINET7073522  Linanthus A. G. Vestal 1963-6-1 s.n. Siskiyou About 3.6 miles northwest of Route 97. UTM Zone 10, 547050mN, 4588388mN. Coordinate datum: NAD27. Comment
  JEPS107441  Linanthus bolanderi Lowell Ahart, John Dittes 2005-6-10 12087 Siskiyou Rocky hillside, north of the rock fence, about 200 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  RSA139035  Linaria dalmatica T. C. Fuller 1960-6-30 4649 Siskiyou Mt. Hebron-Medicine Lake Road, just E/Rock Rock School Rd. Comment
  CDA6302  Linaria genistifolia subsp. dalmatica T. C. Fuller 1958-6-19 1798 Siskiyou South of road to Montague, 1.5 miles east of Yreka. 0 Comment
  CDA6303  Linaria genistifolia subsp. dalmatica T. C. Fuller 1962-5-17 8736 Siskiyou East side of Highway 99, across from Pinehurst Motel, south limits of Weed. 0 Comment
  JEPS125848  Linaria vulgaris Dean W. Taylor 1996-6-24 15742 Siskiyou Klamath River canyon near Oregon State line Comment
  HSC69325  Linnaea borealis subsp. longiflora John Palmer 1980-8-12 733 Siskiyou Road to Bearground Spring from Beaver Creek Rd. 1341 Comment
  CAS-BOT-BC240391  Linnaea borealis subsp. longiflora David D. Keck 1938-8-6 4823 Siskiyou At Del Norte Co. line, Poker Flat, Siskiyou Mts., south of summit 1340 Comment
  RSA435729  Linum lewisii M. B. Dunkle 1944-7-18 9142 Siskiyou Siskiyou National Forest. 1890 Comment
  CHSC1014  Linum lewisii var. lewisii V. Holt 1932-7-7 Siskiyou Mt. Eddy 1524 Comment
  HSC30487  Listera convallarioides Frederick W. Oettinger 1969-8-12 1334 Siskiyou Salmon Mountains, at the Cedars, along Main N Fork Trail between Yellow Dog Creek and Abbott's Lower Cabin 960 Comment
  RSA240069  Listera convallarioides Frederick W. Oettinger 1969-8-12 1334 Siskiyou At the Cedars, along the main North Fork Trail between Yellow Dog Creek and Abbotts Lower Cabin. The Salmon Mountains; the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area 960 Comment
  CAS-BOT-BC36527  Lithocarpus densiflorus var. echinoides Wm. Bridge Cooke 1941-6-11 16028 Siskiyou along the Castle Lake Road 1219 Comment
  CHSC619  Lithocarpus densiflorus var. echinoides V. Holt 1936-7-3 Siskiyou Shasta City. 1097 Comment
  RSA697651  Lithocarpus densiflorus var. echinoides Leo Miller 1938-07 s.n. Siskiyou Siskiyou Mnts. 1006 Comment
  UC585059  Lithophragma campanulatum E. B. Babcock and G. L. Stebbins Jr. 1936-6-13 1990 Siskiyou about 1 1/2 mi w Mt. Shasta City (e and ne slope of spur of Rainbow Ridge above Sulloway Creek); above Sulloway Creek 1188 Comment
  JEPS19296  Lithophragma campanulatum Herbert L. Mason 1947-5-17 14757 Siskiyou along the Scott Mountain Road about 5 mi s Callahan 1463 Comment
  SEINET6032568  Lithophragma glabrum G. D. Butler 1910-3-18 1132 Siskiyou Block 5, Yreka Comment
  HSC60783  Lithophragma heterophyllum Ruby Van Deventer Siskiyou Bell Echo Camp in Youngs Valley Comment
  UCD58332  Lithospermum arvense Steve Orloff 2007-5-22 1 Siskiyou On Island Road in Scott Valley just south of Ft. Jones. Comment
  RSA77576  Lithospermum ruderale F. W. Peirson 1923-7-20 3823 Siskiyou Whitney Creek, Shasta Region. Comment
  CHSC91243  Lolium multiflorum Lowell Ahart; John Dittes 2005-6-10 12123 Siskiyou North side of the corral, end of Salvadori Road, Nelson Ranch, about 1 1/4 miles (air) south of Highway 99/97 cutoff, about 5 1/4 miles (air) east-southeast of Grenada. 785 Comment
  CAS-BOT-BC269143  Lolium perenne A. A. Heller 1915-7-18 12125 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  UC1251648  Lomatium californicum Tracey and Viola Call 1964-6-26 2294 Siskiyou 10 mi N of Yreka (above Klamath River) 883 Comment
  HSC76705  Lomatium dissectum var. multifidum K. T. Stillman 1976-7-14 224 Siskiyou Marble Mtn. Wilderness Area, Kings Castle 2073 Comment
  UC1731419  Lomatium engelmannii Dean Wm. Taylor with Craig Martz, Joe Molter, Barbara Williams, Julie Nelson 1997-5-4 15982 Siskiyou along Yreka Ditch ca. 4 air mi sw Gazelle (hillslopes of mts., bordering Shasta Valley, China Mountain 7 1/2' USGS quadrangle); Klamath Region, Scott Mountains 960 Comment
  UC909516  Lomatium engelmannii Ira L. Wiggins 1950-5-28 12361 Siskiyou margins Carmen Lake (ca. 1.5 mi. e.of Scott Mt. rd.) 1737 Comment
  HSC18971  Lomatium macrocarpum G. L. Clifton, Terry Griswold 1979-6-28 6148 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  RSA237415  Lomatium macrocarpum Frederick W. Oettinger 1969-7-10 958 Siskiyou SSW of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  HSC37532  Lomatium nudicaule J. P. Smith 1974-5-26 7568 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC46209  Lomatium piperi Jennifer Whipple 1976-5-2 912 Siskiyou Scott Valley near Weston Gulch on open hillsides 854 Comment
  HSC81884  Lonicera ciliosa Barry Silver 1986-5-24 638 Siskiyou West Branch Campground, Klamath National Forest, 7 mi. NW of Happy Camp. 671 Comment
  SD76186  Lonicera conjugialis Helen V. Witham 1969-10-6 551 Siskiyou Cliffs above Kangaroo Lake. 2100 Comment
  HSC36709  Lonicera hispidula var. vacillans Brent Whitely 1975-7-5 145 Siskiyou 213 Comment
  RSA138228  Lonicera hispidula var. vacillans P. C. Everett, E. K. Balls 1959-10-24 23943 Siskiyou 3 miles SW from Red Bank F.S. Camp along road from Sawyers Bar to Somes Bar. 518 Comment
  HSC27682  Lonicera hispidula var. vacillans Carl W. Mize 1972-6-10 45 Siskiyou N Slope. 762 Comment
  UC28531  Lonicera interrupta Edward L. Greene 1870-7-7 920 Siskiyou Comment
  CAS-BOT-BC243923  Lonicera involucrata var. involucrata Geo. D. Butler 1910-7-9 1700 Siskiyou Margin of Shackleford Creek 1219 Comment
  SEINET3523666 Image available Lotus A. A. Heller 1927-8-2 14439 Siskiyou Shasta Valley Comment
  SEINET3557097 Image available Lotus crassifolius R. Tofsrud, J. M. Tucker 1948-8-2 1754 Siskiyou outskirts of McCloud Comment
  JEPS64879  Lotus crassifolius var. crassifolius W. L. Jepson Jul 1 1894-Aug 1 1894 13783 Siskiyou Sisson Comment
  UC454695  Lotus crassifolius var. crassifolius I. J. Condit 1911-7-3 Siskiyou Shasta Retreat, along S.P.R.R. Comment
  CDA27213  Lotus humistratus D. Osterhandt, Don Shaw 1978-5-18 Siskiyou Vicinity of Forks of Salmon. 0 Comment
  POM27163  Lotus humistratus Geo. D. Butler 1910-7-3 1623 Siskiyou Goose nest foothills 1220 Comment
  JEPS100701  Lotus nevadensis var. nevadensis Dean Wm. Taylor with Glenn Clifton 1990-6-12 10874 Siskiyou Adobe Flat Reservoir, ca. 5 miles N of Timbered Crater, 1075 Comment
  JEPS101139  Lotus nevadensis var. nevadensis Dean W. Taylor 1996-6-20 15720 Siskiyou upper Noyes Valley; along Noyes Valley Creek (ca. 20 air miles SW of Yreka) Comment
  UC163678  Lotus purshianus var. purshianus Geo. D. Butler 1908-8-4 391 Siskiyou Head of Shackleford Creek Comment
  UC726318  Lotus purshianus var. purshianus A. A. Heller 1927-8-2 14439 Siskiyou Shasta Valley Comment
  RSA592525  Lotus unifoliolatus S. O. Mattoon 1978-5-29 6 Siskiyou Klamath N. F.; Elliott Creek. 915 Comment
  JEPS65175  Lotus wrangelianus W. L. Jepson 1940-6-22 19969 Siskiyou near Hornbrook; Cottonwood Creek 670 Comment
  CAS-BOT-BC140201  Luetkea pectinata Louis C. Wheeler 1934-8-14 3121 Siskiyou 1 mile west White Mt., Siskiyou Mts. 1920 Comment
  JEPS44646  Luetkea pectinata Geo. D. Butler 1908-8-5 223 Siskiyou summit above Cold Spring; West Fork of Wooley Creek 1828 Comment
  POM88097  Luetkea pectinata Geo. D. Butler 1908-8-5 223 Siskiyou Marker Mtn. 2134 Comment
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Nov 25 2011
  UCD113635  Luetkea pectinata Jack Major; M. Fleschner and 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
  UCD113638  Luetkea pectinata J. M. Tucker 1963-7-8 3732 Siskiyou Trail to Marble Valley, ca. 2 miles south of Paradise Lake, Marble Mountain Wilderness Area. 1981 Comment
  UCR101255  Luina hypoleuca L. C. Wheeler 1959-7-25 7590 Siskiyou Salmon/Marble Mtns, Facing the Salmon River, a few mi downstream from the Forks of the Salmon. 222 Comment
  OBI55451  Lupinus David J. Keil 1992-7-20 23508 Siskiyou Klamath Natl Forest, SW of Fort Jones. Along Forest Rd 46N64, 7.4 mi W of Scott river Rd 800 Comment
  RSA519115  Lupinus albicaulis var. albicaulis S. Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 miles NW of McCloud, Shasta- Trinity National Forest, S of Mt. Shasta. 1768 Comment
  UC454636  Lupinus albicaulis var. shastensis I. J. Condit 1911-7-10 Siskiyou Shasta Retreat Comment
  RSA237948  Lupinus albicaulis var. shastensis Frederick W. Oettinger 1969-8-19 1462 Siskiyou Dryish area near Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  SEINET11071672 Image available Lupinus albicaulis var. shastensis A. A. Heller 1905-1 8024 Siskiyou Shasta Springs Comment
  HSC14927  Lupinus albifrons R. Spellenberg 1964-6-20 486 Siskiyou 10 mi. NE of Weed, Hwy. 97. Comment
  UC1481906  Lupinus albifrons K. Morris, Dunn and Kenney 1973-6-2 370 Siskiyou on s side of Hwy 3, 22 mi e Fort Jones; e of Fort Jones Comment
  CAS-BOT-BC195967  Lupinus albifrons var. albifrons Charles Piper Smith 1947-5-6 47204 Siskiyou Gazelle, 3.2 miles south, Highway 99 Comment
  RSA11948  Lupinus angustiflorus Elmer I. Applegate 1923-8-18 3877 Siskiyou Redshale Mountain, east side of Medicine Lake. Comment
  CAS-BOT-BC196356  Lupinus argenteus var. argenteus M. K. Curran 1887-7-1 s.n. Siskiyou Edgewood Comment
  HSC37523  Lupinus bicolor J. P. Smith 1974-5-25 7421 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  HSC71759  Lupinus bicolor J. P. Smith, Steve Selva 1970-6-16 4083 Siskiyou Idlewild Campground 808 Comment
  RSA256013  Lupinus breweri var. breweri Marion Ownbey, Ruth P. Ownbey, Findley Ownbey 1938-7-20 1763 Siskiyou Near Dry Lake Lookout, summit of the Siskiyou Mountains. Comment
  HSC70490  Lupinus croceus J. P. Smith, Steve Selva 1970-6-15 3971 Siskiyou 20 mi. E of Cecilville on the road to Callahan. 1646 Comment
  UC683333  Lupinus croceus Mrs. H. P. Bracelin 1931-6-21 466 Siskiyou n side of Mt. Eddy Dobkin's Lake (near Mt. Shasta City); , Dobkin's Lake 1828 Comment
  RSA211162  Lupinus croceus William J. Ferlatte 1966-8-4 297 Siskiyou Yellow Rose Mine 1982 Comment
  RSA300986  Lupinus croceus var. pilosellus M. L. Conrad 1973-6-2 6988 Siskiyou 17.4 miles northeast of Cecilville Store, on road to Callahan 2073 Comment
  UC1299682  Lupinus grayi Freed W. Hoffman 1950-7-14 3659 Siskiyou Baldy Mountain North Coast Ranges, Baldy Mountain (western Siskiyou County) Comment
  UC157008  Lupinus klamathensis Geo. D. Butler 1910-5-15 1349 Siskiyou Greenhorn Mountain 1066 Comment
  SEINET10485427  Lupinus klamathensis Charles Piper Smith 1947-5-13 Smith 47273 Siskiyou 7.4 mi. E of weed. Hwy 97. Comment
  HSC71760  Lupinus latifolius J. P. Smith, Steve Selva 1970-6-16 4088 Siskiyou 7 mi. W of Sawyers Bar on road to Forks of Salmon Comment
  JEPS65277  Lupinus latifolius var. viridifolius W. L. Jepson Aug. 1894 45 t Siskiyou Mt. Shasta Comment
  UC454939  Lupinus latifolius var. viridifolius I. J. Condit 1911-7-7 Siskiyou Dunsmuir Comment
  RSA603998  Lupinus latifolius var. viridifolius L. C. Wheeler 1935-7-27 3723 Siskiyou Siskiyou Mountains: Doggett Creek. 1615 Comment
  UC157029  Lupinus lepidus var. sellulus Geo. D. Butler 1910-6-4 1500 Siskiyou Shackleford Creek Comment
  UCD108589  Lupinus lepidus var. sellulus Robert E. Preston 1996-7-22 974 Siskiyou north of Medicine Lake. 2026 Comment
  SEINET10737372  Lupinus obtusilobus Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 872 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
  HSC40979  Lupinus polyphyllus J. O. Sawyer 1971-7-15 2429 Siskiyou Along Red Rock Valley Creek 1585 Comment
  HSC71358  Lupinus polyphyllus J. P. Smith, Steve Selva 1970-7-17 4441 Siskiyou 915 Comment
  RSA215621  Lupinus sellulus subsp. sellulus Gilbert Muth 1969-8-7 1241 Siskiyou Boulder Peak 2530 Comment
  HSC92406  Lupinus sellulus subsp. ursinus Jennifer Whipple 1976-7-9 1395 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  HSC71334  Lupinus sellulus var. artulus J. P. Smith, J. O. Sawyer 1972-6-30 5639 Siskiyou Junction of French Creek and Sugar Creek Rd., 1/2 mi. W of Parrott Mill Rd. 1250 Comment
  SEINET10490871  Lupinus sellulus var. sellulus David B. Dunn, Paul Gallian 1971-6-9 Dunn 17931 Siskiyou 5 mi s of macdoel, on u.s. Hwy 97; roadside in grassy valley; pinus ponderosa And pinus jeffreyi. 1158 Comment
  UC1265315  Luzula comosa var. laxa F. W. Oettinger 1968-8-11 486 Siskiyou Just below Tom Taylor Cabin 2042 Comment
  UC1265318  Luzula divaricata Frederick W. Oettinger 1968-8-8 447 Siskiyou along ridge English Peak trail (High Lake Basins in the vicinity of English Peak, Salmon Mountains, western Siskiyou County, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 2164 Comment
  HSC670  Luzula parviflora William J. Ferlatte 1967-7-9 687 Siskiyou Kidd Creek Trail 1890 Comment
  UCR142987  Luzula parviflora L. C. Wheeler 1934-8-17 3184 Siskiyou Siskiyou Mtns., north side of White Mtn 1829 Comment
  RSA233690  Luzula subcongesta Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38951 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  CAS-BOT-BC342667  Madia citriodora John Thomas Howell 1934-7-4 12410 Siskiyou Lava flow between Timbered Crater and Little Hot Springs Valley Comment
  JEPS40340  Madia elegans Duncan Dunning 1922-6-5 Siskiyou nw of Fort Jones; Moffett Creek Comment
  HSC67935  Madia exigua J. P. Smith 1973-5-5 6529 Siskiyou Scott Bar along the Scott River Comment
  UC1096810  Madia exigua Milo S. Baker 1957-6-16 13149 Siskiyou Scott Mt. 1767 Comment
  CAS-BOT-BC343439  Madia gracilis Wm. Bridge Cooke 1938-8-19 11518 Siskiyou Lower Bear Spring, Mt. Shasta 1524 Comment
  HSC78396  Madia gracilis L. P. Janeway 1983-9-23 691 Siskiyou At Poker Flat 1524 Comment
  OBI58649  Madia gracilis David J. Keil 1992-7-20 23493 Siskiyou Klamath NF, W of Fort Jones. Along Forest Rd 44N45, 3.9 mi S of Scott river rd Comment
  UC2016518  Madia gracilis Richard Olmstead 1983-7-12 469 Siskiyou Along the Little North Fork of Salmon River ca. 1 mile from trailhead on Little North Fork trail on ridge to the west of the creek. Comment
  POM267999  Madia gracilis subsp. gracilis W. Bridge Cooke 1938-8-5 11440 Siskiyou MacBride Springs, Mount Shasta 1524 Comment
  RSA50135  Mahonia nervosa E. K. Balls 1949-7-10 13963 Siskiyou 8.6 miles from Sawyers Bar on the way to Cecilville. 762 Comment
  HSC68380  Maianthemum racemosum subsp. amplexicaule Maralyn A. Renner 1980-6-26 1208 Siskiyou Flint Valley 1390 Comment
  HSC69512  Maianthemum racemosum subsp. amplexicaule Maralyn A. Renner 1980-7-14 1722 Siskiyou Near road at switchback, headwaters of Etna Creek 1707 Comment
  CAS-BOT-BC512764  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1912-7-15 1091 Siskiyou Mccloud Comment
  HSC18916  Maianthemum stellatum J. O. Sawyer 1968-6-18 205 Siskiyou Above S Russian Creek, below the Blake's Fork confluence. 1463 Comment
  HSC44864  Maianthemum stellatum J. P. Smith, Steve Selva 1970-6-16 4057 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  RSA237945  Maianthemum stellatum Frederick W. Oettinger 1968-8-6 428 Siskiyou SE corner of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  CAS-BOT-BC540131  Malus domestica Wm. Bridge Cooke; V. G. Cooke 1965-7-11 35166 Siskiyou In chaparral, not far from old Sisson Southern Trail, below MacBridge Springs, Mount Shasta Comment
  UC865633  Medicago lupulina A. A. Heller 1916-6-20 12416 Siskiyou Metcalf's ranch Mt. Eddy (ne base of mt.) 1188 Comment
  UCD107730  Medicago lupulina A. A. Heller 1916-6-20 12416 Siskiyou Metcalf's ranch, northeast of Mt. Eddy. 1188 Comment
  CAS-BOT-BC271153  Melica Melissa A. Berry 1957-7-8 s.n. Siskiyou South Russian Creek at Power House 822 Comment
  UC1265396  Melica aristata F. W. Oettinger 1969-9-4 1662 Siskiyou n side Tom Lake Basin; Salmon Mts. Comment
  RSA239021  Melica bulbosa Frederick W. Oettinger 1968-8-8 451 Siskiyou Crapo Meadows. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  HSC5  Melica fugax William J. Ferlatte 1966-6-23 127 Siskiyou Yellow Rose Mine. 1982 Comment
  UCD87303  Melica geyeri Rimo Bacigalupi; Mr. and Mrs. Van Deventer 1959-7-10 7312 Siskiyou 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
  HSC92631  Melica stricta Jennifer Whipple 1976-7-8 1362 Siskiyou N to NE facing steep granite bluff with scree. 2317 Comment
  POM198425  Melica subulata Geo D. Butler 1910-7-12 1751 Siskiyou Shackleford Lake. 1372 Comment
  CDA30915  Melilotus albus M. Beyers, G. F. Hrusa 2010-8-18 704 Siskiyou Highway 96; Sluice Box Klamath River Access. 556 Comment
  JEPS107667  Melilotus indicus Lowell Ahart, John Dittes 2005-6-9 12011 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  CHSC75728  Mentzelia albicaulis Vernon H. Oswald; Lowell Ahart 1999-7-5 9798 Siskiyou Gazell-Callahan Hwy. 9.0 mi west of Gazelle. 914 Comment
  HSC46143  Mentzelia dispersa J. P. Smith, Steve Selva 1970-8-8 4570 Siskiyou Lava Beds National Monument Comment
  CAS-BOT-BC428556  Micranthes aprica John Thomas Howell 1937-7-24 13408 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  JEPS13221  Microseris laciniata subsp. laciniata W. L. Jepson 1940-7-3 20103 Siskiyou large meadow 5 mi se Bartle; Big Bear Flat 1219 Comment
  CHSC71283  Microseris nutans Vernon H. Oswald; Lowell Ahart 1998-6-11 9198 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. In meadow bordering the lake. 1402 Comment
  UC1190270  Microseris nutans Ira L. Wiggins 1955-7-27 13520 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  CAS-BOT-BC349380  Microseris nutans Wm. F. Herrin 1919-6-16 s.n. Siskiyou Shasta Springs Comment
  HSC60801  Microsteris gracilis Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  RSA699535  Microsteris gracilis subsp. gracilis Jenny Marr 1993-07 0135 Siskiyou Butte Valley Wildlife Area, approx. 7 air miles NW of the town of MacDoel. 1350 Comment
  HSC60799  Mimulus breweri Ruby Van Deventer 1960-7-8 Siskiyou Bell Echo (Bell Echo Camp), in Youngs Valley Comment
  HSC61897  Mimulus breweri Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  CDA41450  Mimulus cardinalis T. C. Fuller 1962-8-3 9503 Siskiyou Siskiyou Mountains: 200 yards up Raggedass Gulch, east of Beaver Creek, 5 miles north of the Klamath River. 0 Comment
  UC905631  Mimulus cardinalis William M. Hiesey 1947-8-23 555 Siskiyou 1 mi w Beaver Creek (along Highway 96, 2 mi n of Walker); Klamath River Comment
  HSC76733  Mimulus guttatus K. T. Stillman 1976-7-14 240 Siskiyou Marble Mtn. Wilderness Area Comment
  RSA237554  Mimulus guttatus Frederick W. Oettinger 1969-8-18 1426 Siskiyou Northeast of Horse Range Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA293206  Mimulus guttatus J. P. Smith 1973-5-5 6421 Siskiyou Along Cook and Green Pass road. Comment
  HSC36465  Mimulus moschatus J. O. Sawyer 1969-8-4 1875 Siskiyou S of S Sugar Lake 2104 Comment
  RSA211426  Mimulus moschatus William J. Ferlatte 1967-8-19 1035 Siskiyou Trinity Alps: Along the South Fork of the Salmon River between the campground and Carter's. 1524 Comment
  JEPS86951  Mimulus nanus var. nanus David M. Thompson 1988-6-5 933 Siskiyou 10.0 mi ne Weed (along Hwy 97, nw side of road) 1150 Comment
  RSA261454  Mimulus nanus var. nanus J. M. Tucker 1963-7-7 3724 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  RSA535449  Mimulus nanus var. nanus David M. Thompson 1988-6-5 933 Siskiyou 10 mi NE of Weed along Hwy 97, NW side of road. 1150 Comment
  UC725906  Mimulus pilosus A. A. Heller 1938-7-13 15267 Siskiyou 1 mi s Bray 1402 Comment
  UC164372  Mimulus primuloides Geo. D. Butler 1910-7-9 1699 Siskiyou Shackleford Creek 1219 Comment
  JEPS3161  Mimulus primuloides subsp. primuloides George D. Butler 1908-8-3 52 Siskiyou near Log Lake 1371 Comment
  JEPS84011  Mimulus primuloides subsp. primuloides L. R. Heckard with J. Hickman 1986-7-17 6490 Siskiyou ca. 9 mi n Hwy 96 (Walker) (Oak Knoll Ranger Station road to Condrey Mt.) 1660 Comment
  HSC91002  Mimulus primuloides var. linearifolius Jennifer Whipple 1976-7-8 1338 Siskiyou N slope of Mt. Eddy 2439 Comment
  POM43848  Mimulus primuloides var. linearifolius Geo. D. Butler 1910-7-13 1770 Siskiyou Shackleford Creek. 1220 Comment
  JEPS4670  Mimulus pulsiferae Milo S. Baker 1893-6 Siskiyou 6 mi below (w of) Bartles; McCloud River Comment
  RSA59504  Mimulus suksdorfii E. K. Balls 1950-5-16 14710 Siskiyou Caldwell Butte, east slope. Lava Beds National Monument. 1646 Comment
  HSC77498  Minuartia douglasii L. P. Janeway 1983-7-7 388 Siskiyou Just NW behind West Branch Guard Sta. 701 Comment
  SFV1205  Minuartia nuttallii subsp. gracilis D. Parker 1953-8-3 155 Siskiyou Above cabin Meadow Creek, near Cory Peak. 1982 Comment
  CHSC106841  Minuartia nuttallii subsp. gregaria Barbara Ertter 1990-7-14 9308 Siskiyou E side Mt Eddy ca 4 airmiles due W of Mt Shasta City, at streamlet near end of FR41N53 ca 1 mi N of Morgan Meadows. 1676 Comment
  HSC69743  Minuartia nuttallii subsp. gregaria Maralyn A. Renner 1980-6-26 1271 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  HSC81672  Minuartia nuttallii subsp. gregaria Thomas W. Nelson, Jane P. Nelson 1980-7-17 6081 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  RSA792294  Minuartia nuttallii subsp. gregaria Rebecca Wenk 2008-7-25 948 Siskiyou Road to Kangaroo Lake, 4.3 miles south of turnoff from Gazelle-Callahan Rd. 1616 Comment
  UC1076020  Minuartia nuttallii subsp. gregaria Herbert L. Mason 1947-5-17 14766 Siskiyou 5 mi s Callahan (on Scott Mountain Road) Comment
  CAS-BOT-BC7297  Minuartia stolonifera T. W. Nelson; James L. Nelson 1985-6-19 7839 Siskiyou Along S side of State Route 3, 3.1 miles N of Scott Mountain Pass Comment
  CAS-BOT-BC229610  Mirabilis greenei W. B. C. 1940-6-20 15155 Siskiyou Along the Pacific Highway in the Klamath RIver gorge Comment
  JEPS61325  Mirabilis greenei Geo. D. Butler 1910-5-11 1334 Siskiyou Shasta Valley Comment
  CAS-BOT-BC433017  Mitella diversifolia D. E. Breedlove 1962-6-11 3350 Siskiyou Bank of Canyon Creek, about 20 miles west of Fort Jones; Marble Mountains 914 Comment
  JEPS49682  Mitella pentandra Geo. D. Butler 1908-8-8 219 Siskiyou Marble Valley Camp Comment
  UC30027  Mitella pentandra Harley P. Chandler June, 1901 1555 b Siskiyou near Marble Mountain; North Coast Ranges 1828 Comment
  HSC22291  Mitella pentandra J. O. Sawyer 1969-6-12 888 Siskiyou Sugar Creek 1515 Comment
  RSA238321  Mitella pentandra Frederick W. Oettinger 1968-8-8 376 Siskiyou Midway between Diamon Lake and Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2012 Comment
  CAS-BOT-BC433075  Mitella trifida John Thomas Howell 1939-8-3 14977 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  RSA468284  Mitella trifida M. B. Dunkle 1944-6-25 9011 Siskiyou Siskiyou National Forest. 1677 Comment
  UC162893  Moehringia macrophylla Harley P. Chandler June, 1901 1568 Siskiyou near Marble Mountain (ridges and meadows); North Coast Ranges, near Marble Mountain 1828 Comment
  CAS-BOT-BC222162  Monardella odoratissima subsp. pallida A. A. Heller 1915-8-26 12230 Siskiyou North side of Mt. Eddy 1981 Comment
  CAS-BOT-BC222165  Monardella odoratissima subsp. pallida R. J. Mastrogiuseppe; J. D. Mastrogiuseppe 1974-9-2 162 Siskiyou Above Kidd Creek 1950 Comment
  UC2035863  Monardella odoratissima subsp. pallida L. Ellison 1928-9-11 515 Siskiyou Mt. Shasta 2590 Comment
  RSA463108  Monardella odoratissima subsp. pallida S. Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 miles NW of McCloud, Shasta- Trinity National Forest, S of Mt. Shasta. 1768 Comment
  UCSB63904  Monardella odoratissima subsp. pallida Oswald, Vernon; Ahart, Lowell 1997-7-28 Siskiyou Forest Route 56 (42N56) 3.7 mi east of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave: T42N R4E NE1/4 NE1/4 Sect. 6, Yellow Pine Forest 1755 Comment
  UCD125198  Monardella purpurea J. M. Tucker; L. K. Mann, Sandra L. Holloway 1963-8-18 3754 Siskiyou Southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wilderness Area. 2133 Comment
  CDA40783  Monardella sheltonii J. Anslem 1958-7-1 670 -58 Siskiyou Scott s Bar. 0 Comment
  RSA0022818  Monardella villosa Marion Ownbey, Fred G. Meyer 1940-7-5 2182 Siskiyou Well below timberline on east side of Mt. Shasta. Comment
  UC164001  Monardella villosa subsp. villosa Geo. D. Butler 1908-7-19 169 Siskiyou Humbug Creek Comment
  UCD117676  Monotropa hypopitys D. V. Hemphill 1974-7-28 s.n. Siskiyou ca. 1/4 mile north of Jawbone Camp, Marble Mountain Wilderness area. 1554 Comment
  HSC48340  Montia chamissoi Maralyn O'Meara 1974-5-25 414 Siskiyou On Rd. 8, ~4.7 mi. W of junction with Hwy. 3 1159 Comment
  UC82764  Montia chamissoi Mrs. R. M. Austin Jun 1894 273 Siskiyou Pot Hole Spring Comment
  CAS-BOT-BC445110  Montia linearis L. E. Smith 1913-4-22 94 Siskiyou Yreka Comment
  CAS-BOT-BC445205  Montia parvifolia Ira L. Wiggins 1955-7-27 13524 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  HSC64309  Montia parvifolia J. P. Smith 1976-5-5 8706 Siskiyou Road between Forks of Salmon and Somes Bar. 366 Comment
  CAS-BOT-BC262613  Muhlenbergia andina K. T. Stillman 1976-9-10 507 Siskiyou Marble Mountain Wilderness Area. Up across Marble on east side of Black Mtn. 2103 Comment
  JEPS87793  Muhlenbergia andina Vernon H. Oswald and Lowell Ahart 1994-8-1 6415 Siskiyou 7.8 mi. s.w.of dam at Lake Siskiyou (Forest Rd. 26 paralleling S. Fork Sacramento R., 1.5 mi. e. of Forest Rd. 40N43) 1341 Comment
  UC1059006  Muhlenbergia andina Beecher Crampton 1956-8-21 3837 Siskiyou banks of mt. stream on lower slopes White Ridge; Canyon of the South Fork of the Sacramento River 1371 Comment
  CAS-BOT-BC262679  Muhlenbergia asperifolia Roxana S. Ferris; Laura Lorraine 1941-8-11 10502 Siskiyou Grass Lake Station, on U. S. Highway 97 1554 Comment
  POM206719  Muhlenbergia filiformis Copeland 1903-8-12 1084 Siskiyou Sisson. Comment
  SD211513  Muhlenbergia filiformis Barbara Ertter 1990-7-14 9318 Siskiyou East side Mount Eddy circa 4 airmiles due West of Mount Shasta City, at streamlet near end of FR 41N53 circa 1 mile North of Morgan Meadows 1676 Comment
  SEINET515840  Muhlenbergia jonesii Vernon Oswald 1997-7-28 8784 Siskiyou Forest Route 56 (42N56) 3.7 mi. E of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave. 1756 Comment
  SD109606  Muhlenbergia jonesii John R> Reeder, Charlotte G. Reeder 1972-7-24 5808 Siskiyou 7 miles E of McCloud to Jct., and ca. 2 miles N of Pilgrim Creek Nursery Road 1128 Comment
  CAS-BOT-BC275182  Muhlenbergia montana John Thomas Howell 1937-7-25 13442 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC30602  Muhlenbergia montana Frederick W. Oettinger 1968-9-7 753 Siskiyou Marble Mtn. Wilderness Area, N end of Hancock Lake. 1951 Comment
  UCD86973  Muhlenbergia richardsonis R. Tofsrud 1950-7-1 s.n. Siskiyou Hwy. 97, between Cougar and Macdoel. Comment
  JEPS93855  Myosurus sessilis Vernon H. Oswald and Lowell Ahart 1998-6-11 9222 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
  JEPS117637  Myriophyllum sibiricum Lowell Ahart, John Dittes 2010-7-30 16941 Siskiyou About 30 yards northwest of the East Louie Road Bridge, along the west edge of the Shasta River, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  JEPS69760  Nama densa W. B. and V. G. Cooke 1972-6-30 45415 Siskiyou Military Pass Road above Andesite Crossing (Mt. Shasta); , above Andesite Crossing Comment
  UC1069117  Nama densa var. parviflora L. Whitney 1934-6-20 3 Siskiyou Tennant Dorris Quad., Tennant Comment
  RSA760958  Narthecium californicum Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63388 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1890 Comment
  UC1001154  Narthecium californicum Dorothy Parker 1953-7-29 Siskiyou summit Scott Mt.; Siskiyou Mts., Scott Mt. Comment
  RSA768926  Nasturtium officinale L. Ahart, John Dittes 2010-7-30 16960 Siskiyou Edge of the Shasta River, about 50-100 yards from the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 air miles southwest of Big Springs Lake, 4.6 air miles northwest of Dwinnel Dam, 5.7 air miles southeast of Grenada. 717 Comment
  RSA105499  Nasturtium officinale G. D. Barbe 1955-6-29 30 Siskiyou 1 mile east of Callahan 976 Comment
  JEPS81654  Navarretia leucocephala subsp. leucocephala L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2298 Siskiyou on US Hwy 97 0.8 mi s Bray junction; Murphy Wells 1493 Comment
  JEPS93858  Navarretia leucocephala subsp. minima Vernon H. Oswald and Lowell Ahart 1998-6-11 9226 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
  UC1112262  Navarretia leucocephala subsp. minima R. C. Bacigalupi with S. Galen Smith 1957-6-26 5935 Siskiyou ca 2 mi n Weed (along Highway 99) 1036 Comment
  POM65167  Navarretia sinistra E. B. Copeland 1903-7-3 3560 Siskiyou Klamathon. Comment
  CAS-BOT-BC219531  Nemophila parviflora John Thomas Howell 1937-7-22 13267 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  UCSC000576  Nemophila parviflora I. J. Condit 2011-7-3 s.n. Siskiyou Shasta Retreat, Bank of Sacramento River Comment
  JEPS101548  Nemophila parviflora var. austiniae Dean W. Taylor 1999-7-18 17275 Siskiyou headwaters of South Fork Hungry Creek (ca. 6 air miles southwest from Hilt) 1432 Comment
  UC796661  Nemophila parviflora var. austiniae Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11739 Siskiyou French Creek Logging Road w Callahan; French Creek Logging Road w of Callahan 1066 Comment
  UC24287  Nemophila pedunculata F. W. Hooper Apr. 1897 Siskiyou Little Shasta Comment
  HSC77354  Nicotiana acuminata var. multiflora L. P. Janeway 1983-7-30 467 Siskiyou Near S side of Klamath River, 3 mi. E of Copco Lake (River Access No. 4) 777 Comment
  UCD102186  Noccaea fendleri subsp. californica Daniel Sanchez-Mata; Tomas Santamaria 2006-7-26 s.n. Siskiyou Mountain House. Klamatah National Forest. Scott Mountains. Rail Creek Road. Kangaroo Lake. Kangaroo Lake Botanical Area. 1850 Comment
  HSC81568  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-7-17 6075 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  CAS-BOT-BC60587  Noccaea fendleri subsp. glauca L. B. Kildale 1929-5-31 9154 Siskiyou Salmon River. Comment
  HSC91013  Noccaea fendleri subsp. glauca Jennifer Whipple 1977-7-21 2024 Siskiyou Slopes and dry meadows near Durney Lake 2073 Comment
  RSA430214B  Noccaea fendleri subsp. glauca Christopher Davidson 1975-6-5 2673 Siskiyou 1.1 mile from gate on special service rd branching SE of rd from Gazelle to Callahan, ca 9.3 mi W of Gazelle. Klamath Nat. Forest. 1502 Comment
  CDA11961  Nothochelone nemorosa G. F. Hrusa, R. Meese 1993-8-14 11399 Siskiyou Indian Ck. Rd. between Happy Camp, Ca. and O'Brien Or., at summit of pass just on Ca. side of state boundary. 1426 Comment
  CHSC99725  Nothochelone nemorosa L. P. Janeway 2008-7-24 9467 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. Shelf and north-facing cliff of hard metamorphic rock. 1975 Comment
  JEPS84080  Nothochelone nemorosa L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6315 a Siskiyou Indian Creek Road from Takilma to Happy Camp (just s of state line) Comment
  UC630393  Nuphar lutea subsp. polysepala Annetta Carter 1939-8-20 1462 Siskiyou 12 mi sw of Etna (Salmon Mountains, nw end of Taylor Lake); Salmon Mountains, Taylor Lake 2026 Comment
  RSA0013864  Nuphar lutea subsp. polysepala Frederick W. Oettinger, R. F. Thorne 1969-8-7 1273 Siskiyou East side of English Lake. Salmon Mountains. The high lake basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  CAS-BOT-BC140451  Oemleria cerasiformis Lewis S. Rose 1945-6-18 45134 Siskiyou Horse Creek & Klamath River 502 Comment
  SEINET3150351  Oenothera hookeri G. D. Butler 1910-7-30 1799 Siskiyou Yneka Creek Comment
  SEINET5345412  Oenothera villosa var. strigosa G. Butler 2010-7-30 1799 Siskiyou Yreka Creek Comment
  POM211388  Olsynium douglasii Louis C. Wheeler 1935-3-18 3377 Siskiyou Cottonwood Creek, Siskiyou Mtns. (Mt Diablo Mer.) 945 Comment
  CAS-BOT-BC349937  Onopordum acanthium T. C. Fuller 1963-8-26 11154 Siskiyou Bottomland of Greenhorn Valley, ca. 2 mi. w. of Yreka Comment
  HSC96301  Oreostemma alpigenum Gordon Leppig 1998-8-14 1013 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  JEPS87126  Oreostemma alpigenum var. andersonii Dean W. Taylor 1992-9-18 13230 Siskiyou .5 m below, (watershed South Fork Sacramento River) Gumboot Lake; South Fork Sacramento River, Gumboot Creek 1844 Comment
  SEINET5708887 Image available Oreostemma alpigenum var. andersonii Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7704 Siskiyou Scott Mts. Collected along Road 17, 12.7 miles SW from the intersection of I-5 and Stewart Springs road.; Scott Mountains 2036 Comment
  UC1190151  Orthilia secunda Ira L. Wiggins 1955-7-29 13582 Siskiyou Summit of ridge above Thompson Creek, trail to Caribou Lake 1999 Comment
  UC618901  Orthilia secunda W. B. Cooke 1938-8-5 11457 Siskiyou Sisson Southern Trail. 1828 Comment
  CAS-BOT-BC266620  Orthocarpus cuspidatus C. G. Pringle 1882-9-1 s.n. Siskiyou Mountains about the headwaters of the Sacramento River 2133 Comment
  SEINET3159726  Orthocarpus cuspidatus G. D. Butler 1910-6-19 1584 Siskiyou Goosenet foothills 1524 Comment
  RSA237570  Orthocarpus cuspidatus subsp. copelandii Frederick W. Oettinger 1968-8-11 477 Siskiyou East of Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  RSA407991  Orthocarpus hispidus Louis C. Wheeler 1935-5-18 3497 Siskiyou Siskiyou Mountains; Yreka Creek. 854 Comment
  UC1222794  Orthocarpus imbricatus Joseph P. Tracy 1950-7-20 19207 Siskiyou about 4 mi se Elk Valley (Del Norte Co.) (Flint Valley); , se of Elk Valley 1432 Comment
  RSA99683  Orthocarpus lacerus W. A. Weber, L. S. Rose 1953-5-22 8459 Siskiyou 3 miles north of Weed. 1128 Comment
  NY90856  Orthocarpus pachystachyus E. L. Greene 1876-1 s.n. Siskiyou Comment
  SEINET10483819  Osmaronia cerasiformis David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-3 Dunn 20648 Siskiyou Vicinity of the campground on the salmon river, 8.3 miles w of cecilville. Yellow pine forest with douglas fir. Area with mostly metamorphic rocks. Area Very rocky and gravelly. Comment
  UC726880  Osmorhiza berteroi A. A. Heller 1916-7-20 12467 Siskiyou Metcalf's Ranch Mt. Eddy (ne base of mt.) 1188 Comment
  UC1234603  Packera cana Peter H. Raven 1962-5-30 17901 Siskiyou U.S. Highway 97 8.3 mi n Weed Comment
  SBBG14792  Paeonia brownii P. H. Raven 1962-5-30 17903 Siskiyou US Hwy 97, 8.3 mi N of Weed 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
  RSA183700  Parnassia fimbriata Gilbert Muth 1965-8-17 230 Siskiyou Back side of Black Mountain, Marble Mountains. Comment
  JEPS50863  Parnassia fimbriata Al Hobart 1967-8-8 Siskiyou above Raspberry Lake (Preston Peak, westernmost Siskiyou County); Preston Peak 1584 Comment
  CAS-BOT-BC175611  Parnassia palustris L. E. Smith 1913-9-1 552 Siskiyou Mt. Eddy Comment
  HSC29127  Paxistima myrsinites Frederick W. Oettinger, R. F. Thorne 1969-8-7 1281 Siskiyou Salmon Mtns., Marble Mtn. Wilderness Area, E side of English Lake Outlet 1768 Comment
  UC1408911  Paxistima myrsinites Frederick W. Oettinger and R. F. Thorne 1969-8-7 1281 Siskiyou e. side English Lake Outlet; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1767 Comment
  UC1490300  Paxistima myrsinites Rolf Y. Berg 1980-6-25 Siskiyou Horsetail Falls on rd. from Seiad Valley to Cook and Green Pass; Klamath R. Region, Horsetail Falls Comment
  JEPS124778 Image available Paxistima myrsinites P. L. Billings 1965-7-12 116 Siskiyou Fowlers Campground near McCloud on the McCloud River 1 mi. from Hwy 89. Comment
  POM228954  Pectocarya pusilla L. C. Wheeler 1935-5-1 3453 Siskiyou Yreka Creek, Siskiyou Mts. 854 Comment
  CAS-BOT-BC266638  Pedicularis bracteosa Doris K. Kildale 1928-8-19 6573 Siskiyou Hancock Lake, on trail to Marble Mountains 2133 Comment
  UCD123288  Pedicularis bracteosa var. flavida 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, California. 1975 Comment
  JEPS74420  Pedicularis contorta W. J. Ferlatte 1966-8-17 397 Siskiyou Caribou Basin; Trinity Alps 1981 Comment
  HSC4830  Pedicularis racemosa J. O. Sawyer 1968-9-10 677 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  HSC4831  Pedicularis racemosa J. O. Sawyer 1968-7-22 523 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  UC1409426  Pedicularis racemosa Frederick W. Oettinger 1968-8-3 384 Siskiyou near English Lake (High Lake Basins in vicinity of English Peak, edge of base camp meadows); Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  RSA425342  Pedicularis racemosa M. B. Dunkle 1944-8-25 9175 Siskiyou Siskiyou National Forest. Coastal Northern California. Comment
  UC1874952  Pellaea brachyptera Ruth Kirkpatrick 2003-8-1 1176 Siskiyou 7 air mi NNE of Seiad Valley. Along Seiad Creek Road (FS Road 48N20). East Fork of Seiad Creek. 1 air mile W of Copper Butte. 1396 Comment
  HSC22280  Pellaea brachyptera J. O. Sawyer 1968-9-10 761 Siskiyou Boulder Peak 1829 Comment
  SEINET8671726 Image available Pellaea brachyptera William Bridge Cooke 1937-1 9110 Siskiyou Mount Shasta 1524 Comment
  OBI80247  Penstemon David J. Keil, Kathleen Keil 1990-7-28 s.n. Siskiyou Marble Mountains. Klamath National Forest. Rye Patch Creek Trail. 1700 Comment
  HSC44388  Penstemon anguineus Maralyn O'Meara 1973-6-25 238 Siskiyou Music Creek 1463 Comment
  UC922561  Penstemon anguineus Annie M. Alexander and Louise Kellogg 1948-9-9 5597 A Siskiyou trail to Taylor Lake Siskiyou Mountains, trail to Taylor Lake Comment
  UC1222496  Penstemon anguineus Joseph P. Tracy 1951-6-16 19474 Siskiyou near State Line (summit of the Siskiyous, at crossing of Takilma-Happy Camp Road near State Line (Oregon to Calif.)); Siskiyous aummit Comment
  JEPS32024  Penstemon cinereus W. B. and V. G. Cooke 1963-7-10 34268 Siskiyou along Bolam Logging Road (n side of Mount Shasta); n side Mount Shasta, Bolam Logging Road Comment
  UC1238934  Penstemon cinereus Freed W. Hoffman 1948-7-13 2651 Siskiyou 8.4 mi n of Tennant (on Butte Creek road); North Coast Ranges, n of Tennant 1295 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-BC265365  Penstemon davidsonii var. davidsonii David D. Keck 1938-8-18 11493 Siskiyou Horse Camp, not too near springs, around the mountain 2286 Comment
  CAS-BOT-BC265379  Penstemon davidsonii var. davidsonii Alice Eastwood 1921-7-28 10889 Siskiyou Little Mount Hoffman Comment
  CAS-BOT-BC265386  Penstemon davidsonii var. davidsonii Arthur L. Menzies 1962-7-23 s.n. Siskiyou Castle Lake Comment
  LA209521  Penstemon davidsonii var. davidsonii W. B. C.; 1939-7-13 13639 Siskiyou Mount Shasta, Gray Butte saddle 2285 Comment
  HSC76743  Penstemon deustus K. T. Stillman 1976-7-15 265 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  CDA41878  Penstemon deustus Jess Grisham 1958-5-13 421 -58 Siskiyou Wanaka property, Yreka. 0 Comment
  RSA401795B  Penstemon deustus Donald Myrick 1968-6-27 2037 Siskiyou Rocky ledge just above Carter's Ranch, 5 miles south of Big Flat, head of Coffee Creek. 1677 Comment
  RSA412528  Penstemon deustus M. B. Dunkle 1945-7-6 9207 Siskiyou Black Marble Mtn. Klamath National Forest. Marble Mtns. 2195 Comment
  CHSC110954  Penstemon deustus var. pedicellatus B. Castro; L. P. Janeway 2007-7-29 1669 Siskiyou Modoc Plateau. South of Callahan Flow but N of Medicine Lake Glass Flow, along 49 Rd (USFS Road 44N75) in vicinity of Fourmile Hill. Exact location not determined. 1981 Comment
  UC175799  Penstemon deustus var. pedicellatus T. H. Gilbert June 1899 Siskiyou Scott River Valley Comment
  UC454780  Penstemon deustus var. suffrutescens I. J. Condit 1911-7-22 Siskiyou trail to Horse Camp Mt. Shasta, trail to Horse Camp (also near Sisson) 1524 Comment
  NY600712  Penstemon gracilentus F. W. Pennell 1940-7-19 26194 Siskiyou Mount Shasta 1981.2 Comment
  UC313696  Penstemon gracilentus David D. Keck 1927-8-16 305 Siskiyou 4 mi e Mt. Shasta City (Sisson) (on w flank of Mt. Shasta); w flank of Mt. Shasta, e of Mt. Shasta City (Sisson) 1609 Comment
  RSA78992  Penstemon gracilentus E. K. Balls, Percy C. Everett 1952-10-12 18181 Siskiyou 7.2 miles SW of boundary of Lava Bed Nat'l Monument on road from Indian Well Ranger Station to Tennant. 1067 Comment
  UCD124183  Penstemon gracilentus Dean Wm. Taylor 1975-8-14 5357 Siskiyou Mount Shasta; Shasta Ski area and Green Butte. 2590 Comment
  HSC49941  Penstemon humilis subsp. humilis G. L. Clifton, Ground 1978-6-29 1567 Siskiyou Near Davis Rd., close to the town of Macdoel 1372 Comment
  NY603845  Penstemon humilis var. humilis N. H. Holmgren 1966-6-9 2680 Siskiyou U.S. 97, Shasta Valley, 4 miles north of Weed. 1158.2 Comment
  SJSU6070  Penstemon humilis var. humilis R. W. Trivelpiece 1971-7-5 44 Siskiyou Little Shasta Cr c. 8 mi E of shasta Valley 1219 Comment
  UCSB23750  Penstemon laetus Breedlove, Dennis 1962-6-10 Siskiyou along Indian Creek Road; 6.8 miles northwest of Happy Camp; Siskiyou Mountains 457 Comment
  CDA41853  Penstemon laetus subsp. sagittatus T. C. Fuller 1958-6-19 1894 Siskiyou Tom Williams property, 4 miles northeast of Montague. 0 Comment
  RSA700414  Penstemon laetus subsp. sagittatus Noel Holmgren, James L. Reveal 1966-6-9 2678 Siskiyou US 97, Shasta Valley, 4 mi. north of Weed. 1159 Comment
  JEPS11636  Penstemon laetus var. sagittatus W. L. Jepson Jul 17 1902-Jul 22 1902 2067 Siskiyou The Devil's Backbone , The Devil's Backbone (Western Siskiyou) 1828 Comment
  NY604568  Penstemon laetus var. sagittatus N. H. Holmgren 1980-7-1 9448 Siskiyou U.S. Highway 97, 8.7 km (5.4 miles) northeast of Weed. 1100 Comment
  RSA104153  Penstemon laetus var. sagittatus Elmer I. Applegate 1936-7-3 10495 Siskiyou Easterly base of Hippo Butte, Lava Beds Nat'l Monument. Comment
  UC1222781  Penstemon laetus var. sagittatus Joseph P. Tracy 1950-7-18 19218 Siskiyou Prospect Hills Prospect Hill (thence to Elk Valley) ((thence to Elk Valley)) 1097 Comment
  UCD69102  Penstemon laetus var. sagittatus D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-11 s.n. Siskiyou Siskiyou: Mount Shasta-Shasta Peak. J. Everitt Memorial Highway. White fir forests (Castanopsio sempervirentis-Abietetum lowianae Rivas-Martinez and Sanchez-Mata 1997). 1520 Comment
  CHSC4530  Penstemon newberryi J. E. Bowlin 1967-7-16 39 Siskiyou On roadside, ca. 8.5 mi w of Mount Shasta Ski Bowl. 1554 Comment
  POM188516  Penstemon newberryi subsp. newberryi Marcus E. Jones 1931-7-17 28821 Siskiyou Shasta City (Session's). Comment
  JEPS5711  Penstemon newberryi var. berryi Geo. D. Butler 1909-7-15 936 Siskiyou Highland Mine Comment
  UC27481  Penstemon newberryi var. newberryi C. B. Bradley 1879-1 Siskiyou 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
  UC61195  Penstemon newberryi var. newberryi W. A. Setchell, C. C. Dobie 1902-7-16 Siskiyou Sisson , Sisson (Mount Shasta) Comment
  CHSC106848  Penstemon parvulus Barbara Ertter 1991-7-14 9311 Siskiyou E side Mt Eddy ca 4 airmiles due W of Mt Shasta City, at streamlet near end of FR 41N53 ca 1 mi N of Morgan Meadows. 1676 Comment
  JEPS11201  Penstemon parvulus Geo. D. Butler 1908-8-3 433 Siskiyou Log Lake Shackelford Creek, Log Lake 1524 Comment
  RSA211305  Penstemon procerus subsp. brachyanthus William J. Ferlatte 1966-7-7 195 Siskiyou Caribou Basin. Trinity Alps. 1982 Comment
  CHSC1883  Penstemon procerus subsp. formosus V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2133 Comment
  NY638946  Penstemon procerus var. brachyanthus I. L. Wiggins 1955-7-27 13526 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042.2 Comment
  HSC91096  Penstemon procerus var. formosus Jennifer Whipple 1976-7-7 1329 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2378 Comment
  RSA401848  Penstemon procerus var. formosus M. B. Dunkle 1945-7-19 9221 Siskiyou Marble Valley Summit; rocky ridge. Comment
  SEINET5329341 Image available Penstemon roezlii G. Butler 1910-6-9 1579 Siskiyou Foothills of the Goosenest Mts. Comment
  CHSC31037  Penstemon rupicola M. S. Taylor 1980-7-8 3094 Siskiyou W end of Little Castle Lake, near where creek enters the lake. 1767 Comment
  UC54622  Penstemon speciosus H. M. Hall and E. B. Babcock June, 1903 4071 Siskiyou near Sisson (Mount Shasta); Sierra Nevada Mountains, Mt. Shasta 1066 Comment
  UC725619  Penstemon speciosus A. A. Heller 1938-7-12 15249 Siskiyou 5 mi n Weed (along highway #97); n of Weed Comment
  UC922662  Pentagramma triangularis subsp. triangularis Annie M. Alexander and Louise Kellogg 1948-9-4 5578 Siskiyou half way between Somesbar and forks of Salmon River; Siskiyou Mts Comment
  RSA14390  Perideridia howellii Elmer I. Applegate 1923-8-21 3915 Siskiyou Willow Creek, south of Lower Klamath Marsh Comment
  UC1390011  Perideridia leptocarpa T. I. Chuang, I. Fukuda, and A. Weston 1963-7-7 5882 Siskiyou 2.7 mi n Callahan (on road to Etna) Comment
  UC166610  Perideridia oregana Geo. D. Butler Jun 10 1909-Jun 20 1909 925 Siskiyou near Yreka Comment
  CDA38506  Perideridia oregana D. H. Shaw 1982-7-15 s.n. Siskiyou Bogus Creek Area, near Montague. 0 Comment
  HSC401  Perideridia parishii subsp. latifolia William J. Ferlatte 1967-8-17 946 Siskiyou Yellow Rose Mine 1982 Comment
  RSA237649  Perideridia parishii subsp. latifolia Frederick W. Oettinger 1968-8-12 493 Siskiyou Just north of Tobacco Lake along the trail from the west end of Hancock Lake. The Salmon Mountains; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1890 Comment
  UC1400335  Perideridia parishii subsp. latifolia Frederick W. Oettinger 1969-8-19 1459 Siskiyou slope of se aspect due s area bet. David Mountain and Abbots Lake Basin (and on old Tanners Peak Trail, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1905 Comment
  CAS-BOT-BC423347  Peritoma platycarpa Brandegee No date on label s.n. Siskiyou Unspecified Comment
  HSC74832  Persicaria amphibia J. P. Smith, J. O. Sawyer 1978-7-3 10001 Siskiyou Klamath National Forest, Williams Point along the Klamath River, S of Hwy. 96 Comment
  CAS-BOT-BC418939  Persicaria lapathifolia Carl B. Wolf 1927-8-26 990 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC419263  Persicaria maculosa Doris K. Kildale 1928-7-25 5987 Siskiyou Klamath River, Mack's Creek near Hamburg 457 Comment
  HSC103911  Phacelia corymbosa Dana York, Richard Helliwell 2010-9-11 3017 Siskiyou Six Rivers National Forest, boundary of Siskiyou Wilderness, NW slope of Broken Rib Mountain 1433 Comment
  RSA0106626  Phacelia greenei Christopher Davidson 1975-6-5 2693 Siskiyou 0.1 ENE on unnamed dirt rd. departing to E off Hwy 3 at Scott Mtn summit. 1677 Comment
  UC1228352  Phacelia hastata L. R. Heckard 1956-8-7 827 Siskiyou along US Hwy 97 about 10.5 mi ne Weed 1188 Comment
  SDSU6611  Phacelia hastata subsp. compacta D. F. Howe 1962-7-4 Siskiyou Near summit of Baldy Mt. Comment
  UC1602156  Phacelia hastata subsp. compacta John Thomas Howell 1939-7-26 13767 Siskiyou along Summit Trail below Lake Helen; Mount Shasta Comment
  HSC68494  Phacelia heterophylla Maralyn A. Renner 1980-6-10 868 Siskiyou Ridge 1 mi. S of Greenhorn Rd. and 1 mi. E of Mill Creek. 1341 Comment
  JEPS81027  Phacelia heterophylla subsp. virgata James Payne Smith Jr. 1976-5-5 8699 Siskiyou road between Forks of Salmon and Somes Bar 365 Comment
  POM210230  Phacelia heterophylla subsp. virgata H. P. Bracelin 1931-6-20 430 Siskiyou About two miles northwest of Mt. Shasta City. 1052 Comment
  UC144629  Phacelia linearis A. A. Heller 1905-6-22 8089 Siskiyou Igerna Comment
  JEPS25833  Phacelia mutabilis Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-19 7447 Siskiyou about 12 mi by air nw Happy Camp; Siskiyou Mts. Poker Flat 1524 Comment
  UC618690  Phacelia mutabilis W. Bridge Cooke 1938-7-15 11273 Siskiyou Wagon Camp-Horse Camp Trail Mt. Shasta Comment
  RSA238762  Phacelia mutabilis Frederick W. Oettinger 1969-8-13 1354 Siskiyou On the trail heading up to English Peak L.O. The Salmon Mountains; the High Lake Basins in the vicinity of English Peak. Marble Mountains Wilderness Area. 2172 Comment
  HSC75108  Phacelia pringlei J. P. Smith, Thomas W. Nelson 1979-6-16 10138 Siskiyou Klamath National Forest; S.R. 3, 2.7 miles from the Scott Mtn.summit 1341 Comment
  HSC75118  Phacelia pringlei J. P. Smith, Thomas W. Nelson 1979-6-16 10127 Siskiyou Klamath National Forest, Rd. to Carmen Lake, .2 mi. from its jct. with Hwy. 3 Comment
  HSC61878  Phacelia procera Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  HSC78325  Phacelia procera L. P. Janeway 1983-7-24 447 Siskiyou Poker Flat, upper portion of meadow 1524 Comment
  UC163994  Phacelia procera Geo. D. Butler 1908-8-9 14 Siskiyou Marble Valley Comment
  CAS-BOT-BC159001  Phacelia ramosissima var. ramosissima Alice Eastwood 1912-8-30 2020 Siskiyou Mt. Eddy Comment
  JEPS107962  Phacelia ramosissima var. ramosissima Lowell Ahart, John Dittes 2005-6-10 12084 Siskiyou Under a juniper tree, about 50 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  RSA759840  Philadelphus lewisii Robert F. Thorne 1969-8-2 63398 Siskiyou Klamath Nat'l Forest, Salmon Mountains: Marble Mtn Wilderness, trail to English Peak, along N fork of Salmon River at Cedars 1159 Comment
  UC11453  Philadelphus lewisii M. A. Howe Jul 24 1894-Aug 10 1894 Siskiyou river bank near Sims; Region of the Upper Sacramento Comment
  UC165384  Philadelphus lewisii Geo. D. Butler 1908-7-7 405 Siskiyou along creek near Yreka Comment
  RSA0097452  Philadelphus lewisii M. B. Dunkle 1944-7-14 9088 Siskiyou Siskiyou National Forest, Sierra Nevada Mountains. 1767 Comment
  HSC76676  Phleum alpinum K. T. Stillman 1976-7-23 302 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  HSC77101  Phleum alpinum K. T. Stillman 1976-7-30 339 Siskiyou Marble Mtn. Wilderness Area, Elk Valley. Comment
  HSC92026  Phleum alpinum Jennifer Whipple 1976-7-8 1337 Siskiyou Mount Eddy. Comment
  JEPS94385  Phleum alpinum Vernon Oswald and Lowell Ahart 1997-7-28 8788 Siskiyou on road 43N54 at a meadow 0.6 mi se of Paynes Springs (se of Medicine Lake) 1920 Comment
  HSC39779  Phlox adsurgens J. P. Smith, Steve Selva 1970-7-16 4398 Siskiyou Blue Mtn. Comment
  RSA171513  Phlox adsurgens Lee W. Lenz 1961-6-22 24361 Siskiyou 15 miles N of Happy Camp, road to O'Brien Comment
  HSC44930  Phlox diffusa J. O. Sawyer 1978-6-21 3278 Siskiyou Marble Mtn. Wilderness Area, along trail N of Clear Lake 1951 Comment
  JEPS20031  Phlox gracilis George D. Butler 1909-3-19 570 Siskiyou near Yreka (Butler's ranch) Comment
  JEPS71085  Phlox gracilis W. L. Jepson Jul 1894 15054 Siskiyou near Black Butte (Muir Peak) (n of Sisson) Comment
  HSC46737  Phlox hirsuta William J. Ferlatte 1978-5-28 1904 Siskiyou NE of Yreka, .4 mi. E of I-5, .2 mi. N of Hwy. 3 on way to Montague 830 Comment
  CDA40279  Phlox speciosa subsp. nitida R. P. Allen 1952-5-15 s.n. Siskiyou Dunsmuir. 0 Comment
  POM94716  Phoenicaulis cheiranthoides Geo. D. Butler 1296 Siskiyou Dry hills near Yreka. Comment
  POM165823  Phoradendron densum Alice Eastwood 1922-10-23 11559 Siskiyou Yreka. Comment
  RSA716053  Phoradendron densum L. Ahart, John Dittes 2005-6-10 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 Hwy 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  RSA604461  Phoradendron libocedri Louis C. Wheeler 1959-7-21 7586 Siskiyou Salmon Mountains: Dry Gulch Mine off Crawford Creek off South Fork Salmon River. 1220 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
  HSC44984  Phyllodoce empetriformis J. O. Sawyer 1978-6-21 3289 Siskiyou Marble Mountain Wilderness, trail W of Dollar Meadows 1890 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
  RSA237315  Phyllodoce empetriformis Frederick W. Oettinger 1967-7-8 164 Siskiyou Near Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  UC142759  Phyllodoce empetriformis J. W. Congdon 1900-8-13 Siskiyou Mount Shasta Comment
  HSC76715  Physaria occidentalis K. T. Stillman 1976-7-30 347 Siskiyou Marble Mtn. Wilderness Area, Upper Marble Valley. 1829 Comment
  CAS-BOT-BC60774  Physaria occidentalis W. R. Dudley 1899-8-26 s.n. Siskiyou Summit of Mount Eddy. Comment
  CAS-BOT-BC64870  Physaria occidentalis subsp. occidentalis R. C. Wenk 2005-7-15 219 Siskiyou Above South Fork Salmon River, along Yellow Rose Mine trail. Top of pass going N along ridge towards Preacher's Peak. 2130 Comment
  POM208276  Physocarpus capitatus Louis C. Wheeler 1934-7-5 2877 Siskiyou Beaver Creek at Deer Creek, Siskiyou Mts. 976 Comment
  CAS-BOT-BC228582  Picea breweriana Peter W. Fritsch; James R. Shevock; Lu Lu 2012-6-20 1935 Siskiyou Russian Wilderness, Klamath National Forest. Along Sugar Creek Trail to Sugar Lake from trailhead off forest road 41N14 1755 Comment
  CAS-BOT-BC78158  Picea breweriana Elmer I. Applegate 1930-8-9 6600 Siskiyou Fruit Mountain, Siskiyou Mountains, headwaters of Applegate River Comment
  CHSC27346  Picea breweriana T. B. Devine 1976-11-23 366 Siskiyou Little Duck Lake, 1/8 mi ne. 2011 Comment
  HSC4809  Picea engelmannii J. O. Sawyer 1968-6-25 349 Siskiyou Along Horse Range Creek 1646 Comment
  SDSU1544  Picea engelmannii D. F. Howe 1969-8-30 4680 Siskiyou Blake Creek, north fork of Salmon River, about 20 miles southwest of Aetna. 1829 Comment
  JEPS80563  Pinus albicaulis Gilbert Muth 1965-8-6 177 Siskiyou backside of Black Mountain; Marble Mt. Wilderness Area, Black Mountain 2133 Comment
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Nov 1 2018
  RSA0086516  Pinus albicaulis Bonnie C. Templeton 1968-6-13 11334 Siskiyou Mt. Shasta, in the region of Panther Meadows. 2804 Comment
  UC1045296  Pinus albicaulis W. B. Cooke 1940-8-8 15454 Siskiyou on the ridge e Horse Camp; Mount Shasta 2590 Comment
  HSC1359  Pinus attenuata Geo. D. Butler 1908-8-26 518 Siskiyou Head of Russian Creek, W side of Salmon Mtn. Comment
  UC1349434  Pinus attenuata H. Bowerman 1942-11-7 8676 A Siskiyou e slope of dry ridge Siskiyou National Forest Comment
  CAS-BOT-BC78402  Pinus balfouriana Gilbert J. Muth 1969-8-10 1355 Siskiyou Ridge west of Boulder Peak 2225 Comment
  CAS-BOT-BC78411  Pinus balfouriana J. M. Tucker; L. K. Mann; S. L. Holloway 1963-8-18 3769 Siskiyou southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area 2133 Comment
  UC1313008  Pinus balfouriana J. M. Tucker and L. K. Mann and S. L. Holloway 1963-8-18 3769 Siskiyou sw ridge Black Marble Mountain; Marble Mountain Wilderness Area, Black Marble Mountain 2133 Comment
  UC1980215  Pinus balfouriana Ron Mastrogiuseppe, Joy Mastrogiuseppe 1972-6-23 720623 Siskiyou SISKIYOU CO.: Klamath National Forest, Lake Mountain. Comment
  UCD134408  Pinus balfouriana J. M. Tucker; L. K. Mann, S. L. Holloway 1963-8-18 3769 Siskiyou Southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area. 2133 Comment
  UC54249  Pinus contorta subsp. murrayana H. M. Hall and E. B. Babcock 1903-6-1 4105 Siskiyou Divide, between Shasta and Black Crater; Sierra Nevada Mountains, Mount Shasta 1706 Comment
  CAS-BOT-BC78494  Pinus contorta subsp. murrayana W. R. Dudley 1899-8-15 s.n. Siskiyou Near Glazier Comment
  HSC67797  Pinus contorta var. murrayana J. O. Sawyer, J. Cole 1980-7-22 3998 Siskiyou Little Horse Peak 1720 Comment
  HSC92117  Pinus jeffreyi Jennifer Whipple 1976-9-4 1795 Siskiyou Dobkins lake drainage on E facing slopes above Dobkins lake 2256 Comment
  HSC1507  Pinus lambertiana D. M. Thomson 1965-8-14 186 Siskiyou Lava Beds National Monument 0.25 mi. S of Cauldwell Cinder Pit Comment
  CAS-BOT-BC78926  Pinus monticola W. B. C. 1938-9-17 11705 Siskiyou Slopes below Horse Camp 2133 Comment
  CAS-BOT-BC78957  Pinus monticola Doris K. Kildale 1928-8-19 6563 Siskiyou Hancock Lake trail to Marble Mt. 2133 Comment
  CAS-BOT-BC78964  Pinus monticola Doris K. Kildale 1928-7-4 5480 Siskiyou summit of Divide between Salmon River + Scott Valley Comment
  HSC69016  Pinus monticola Maralyn A. Renner 1980-7-24 2021 Siskiyou Lily Pad Lake 1768 Comment
  HSC69503  Pinus monticola John Palmer 1980-7-24 650 Siskiyou Dillon Divide 1707 Comment
  HSC29676  Pinus ponderosa Frederick W. Oettinger 1968-9-4 701 Siskiyou Marble Mtn. Wilderness Area, ridge between Abbott's Lake and Lake of the Island 2134 Comment
  JEPS64473  Piperia colemanii W. L. Jepson 1894-8-4 21280 Siskiyou halfway from Sisson to Horse Camp; Mt. Shasta 1524 Comment
  JEPS25766  Piperia elongata Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7471 Siskiyou about 5 mi s Clear Creek (or 4 mi n of Swillup Creek, along road-bank on State Hwy 96, along Klamath River); Klamath River 292 Comment
  RSA211308  Piperia unalascensis William J. Ferlatte 1967-7-26 742 Siskiyou Caribou Basin. Ridge west of Big Caribou Lake. Steep slope with talus and solid rock outcrops. Trinity Alps. 2134 Comment
  CHSC86627  Plagiobothrys cognatus Jenny Marr 1993-7-1 10 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC231003  Plagiobothrys hispidulus Gilbert Muth 1966-7-19 424 Siskiyou Horse pasture above camp, Marble Mountains 1798 Comment
  UC673594  Platanthera leucostachys D. Tebbe 1929-6-7 145 Siskiyou Mount Eddy Comment
  HSC61294  Platanthera sparsiflora Ruby Van Deventer 1960-7-14 Siskiyou Flint Valley Comment
  CAS-BOT-BC136655  Platanthera stricta Gilbert Muth 1965-8-4 169 Siskiyou Field redacted by CAS, contact the data manager for more information 1792 Comment
  RSA240083  Pleuricospora fimbriolata Frederick W. Oettinger 1969-8-23 1514 Siskiyou On hill above Smith Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC254782  Poa bolanderi Geo. D. Butler 1910-7-12 1747 Siskiyou Shackleton Creek 1371 Comment
  CAS-BOT-BC254785  Poa bolanderi 1955-7-17 218 Siskiyou Cold Spring Camp, around the spring 1889 Comment
  CAS-BOT-BC255001  Poa bulbosa L. E. Smith 1915-5-1 s.n. Siskiyou Yreka Comment
  UCD90674  Poa bulbosa Morris Halperin 1931-4-28 326 Siskiyou road between Montague and Ager. Comment
  RSA0030867  Poa bulbosa Louis C. Wheeler 1935-6-1 3536 Siskiyou Yreka Creek, Siskiyou Mts., Mt. Diablo Meridian 853 Comment
  RSA239031  Poa cusickii subsp. epilis Frederick W. Oettinger 1969-9-2 1605 Siskiyou On north side of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  SEINET11683993  Poa howellii var. chandleri H. P. Chandler 1901-1 1703 Siskiyou near Marble Mountain, North Coast Ranges 1524 Comment
  HSC37468  Poa pratensis A. M. Montalvo, J. D. Ackerman 1975-7-19 586 Siskiyou 3 mi. E of McCloud off Hwy. 89 on F.S. Rd. 39N13 1067 Comment
  HSC65258  Poa pratensis J. P. Smith 1973-5-5 6427 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC92156  Poa pringlei Jennifer Whipple 1976-7-7 1319 Siskiyou Summit region of Mtn. Eddy, Trinity and Siskiyou Counties. 2530 Comment
  JEPS82285  Poa pringlei Roger Raiche 1983-8-13 30593 Siskiyou summit area Mt Eddy 2743 Comment
  POM204949  Poa pringlei E. B. Copeland 1903-8-15 3894 Siskiyou Mt. Shasta 2348 Comment
  CAS-BOT-BC237710  Poa secunda Elmer I. Applegate 1935-6-2 9267 Siskiyou Indian Well, Lava Beds National Monument Comment
  POM113795  Poa secunda Geo D. Butler 1909-5-22 821 Siskiyou Yreka Comment
  POM198428  Poa secunda Geo D. Butler 1910-7-12 1749 Siskiyou Shackleford Creek 1220 Comment
  POM228868  Poa secunda L. C. Wheeler 1935-6-30 3635 Siskiyou Shasta Valley, 3 miles S of Grenada. 793 Comment
  HSC30603  Poa secunda subsp. secunda Frederick W. Oettinger 1969-9-2 1593 Siskiyou Marble Mtn. Wilderness Area, N side of English Peak. 2134 Comment
  SJSU6477  Poa secunda subsp. secunda R. W. Trivelpiece 1972-6-9 104 Siskiyou c. 4 mi E of Grass Lake 1524 Comment
  UC1055818  Poa secunda subsp. secunda Frank W. Gould 1940-5-15 1234 Siskiyou Lower Bull Meadow Goosenest Mt Comment
  CHSC96026  Polemonium californicum L. P. Janeway 2006-7-3 8754 Siskiyou Klamath Ranges. Salmon Mountains; along Music Creek Trailhead near upper Music Creek. 1893 Comment
  UC23982 Image available Polemonium californicum Harley P. Chandler June, 1901 1671 Siskiyou Marble Mountain North Coast Ranges, Marble Mountain 2438 Comment
  SEINET3163792  Polemonium carneum G. D. Butler 1910-5-15 1344 Siskiyou McAdams Creek Comment
  CAS-BOT-BC6419  Polemonium pulcherrimum Edwin Bingham Copeland 1903-7-16 s.n. Siskiyou Mt. Shasta 3169 Comment
  HSC19297  Polemonium pulcherrimum J. O. Sawyer 1969-7-2 1002 Siskiyou E of Twin Lakes 2195 Comment
  CAS-BOT-BC231353  Polemonium pulcherrimum M. S. Clemens No date on label s.n. Siskiyou Mt. Shasta Comment
  RSA105327  Polemonium pulcherrimum var. pilosum G. D. Barbe 1955-8-1 325 Siskiyou At the summit of Mt. Bolivar. Scott Mts. 2470 Comment
  HSC4426  Polygala cornuta William J. Ferlatte 1966-8-4 321 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  OBI55528  Polygala cornuta var. cornuta David J. Keil, Kathleen Keil 1992-7-21 23517 Siskiyou Klamath Natl Forest SE of Callahan on hwy 3, 2.1 mi NW of Scott Mtn summit Comment
  UC450154  Polygala cornuta var. cornuta I. J. Condit 1909-8-23 16 Siskiyou near Sisson; Castle Lake Comment
  CAS-BOT-BC170333  Polygala cornuta var. cornuta W. R. Dudley 1899-8-9 s.n. Siskiyou Below Upton, near Black Butte Comment
  UC528012  Polygonum amphibium var. stipulaceum Elmer I. Applegate 1923-8-19 3892 Siskiyou Medicine Lake Comment
  UC850076  Polygonum convolvulus L. E. Smith July 1915 Siskiyou Sisson Comment
  UC558482  Polygonum davisiae W. B. Cooke 1936-8-9 7241 Siskiyou Panther Creek Meadows Mount Shasta (avalanche flat) 2286 Comment
  RSA237753  Polygonum davisiae Frederick W. Oettinger 1967-8-23 319 Siskiyou English Peak Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  SEINET3405779 Image available Polygonum douglasii Rimo Bacigalupi, Drs. Reino & Aloha Alava 1958-9-3 6898 Siskiyou Poker Flat, Siskiyou Mtns 1536 Comment
  UC1409208  Polygonum douglasii Frederick W. Oettinger 1969-8-12 1350 Siskiyou on English Lake trail above Willow Spring (w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1676 Comment
  JEPS24034  Polygonum douglasii subsp. douglasii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6898 Siskiyou Siskiyou Mts., Poker Flat 1536 Comment
  RSA598060  Polygonum douglasii subsp. spergulariiforme Louis C. Wheeler 1963-9-2 8331 Siskiyou Siskiyou Mountains. Near Bell Echo Camp, near Young's Valley, Clear Creek. 1402 Comment
  CAS-BOT-BC418585  Polygonum minimum Alice Eastwood 1921-7-24 10752 a Siskiyou Castle Lake Comment
  HSC2397  Polygonum minimum William J. Ferlatte 1966-8-18 417 Siskiyou Along S Fork of Salmon River between the campground and Carter's 1524 Comment
  RSA237767  Polygonum minimum Frederick W. Oettinger 1968-9-2 677 Siskiyou West rocky bank, Horse Range Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountains Wilderness Area. 1860 Comment
  SEINET3399369 Image available Polygonum minimum Joseph P. Tracy 1935-8-7 14618 Siskiyou Devil's Canyon Mts, at head of White Creek Comment
  UCD100494  Polygonum minimum J. M. Tucker; L. K. Mann 1963-8-17 3743 Siskiyou Beside trail from Red Rock Valley to top of ridge to south, and near top of ridge, Marble Mountain Wilderness Area. 1859 Comment
  SEINET10733869  Polygonum newberryi Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 871 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
  CHSC88099  Polygonum polygaloides subsp. confertiflorum Jenny Marr 1993-7-1 109 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC420071  Polygonum polygaloides subsp. kelloggii Louis C. Wheeler 1934-7-3 2873 Siskiyou Soda Creek, Sterling Mt., Siskiyou Mts. 1676 Comment
  HSC30501  Polygonum polygaloides subsp. kelloggii Frederick W. Oettinger, R. F. Thorne 1969-8-5 1216 Siskiyou Marble Mtn. Wilderness Area, base camp at English Lake 1829 Comment
  CAS-BOT-BC109283  Polygonum shastense G. A. Coleman 1900-8-18 s.n. Siskiyou Near the head of Panther Creek. Mount Shasta. Comment
  CAS-BOT-BC421064  Polygonum spergulariiforme G. P. Rixford No date on label s.n. Siskiyou South side, Shaft-rock [Shaft Rock] Mt., Hilt Comment
  POM2370  Polygonum spergulariiforme Geo. D. Butler 1910-7-31 1803 Siskiyou Near Yreka Comment
  SEINET193229 Image available Polypodium glycyrrhiza Lincoln Constance, Reed C. Rollins 1942-5-13 2908 Siskiyou Klamath River 4 miles east of Seiad 457 Comment
  CAS-BOT-BC232928  Polypogon Melissa A. Berry 1957-7-2 s.n. Siskiyou Fay Lane, Scott Valley 822 Comment
  HSC69294  Polystichum imbricans Maralyn A. Renner 1980-7-24 1999 Siskiyou Lily Pad Lake 1768 Comment
  RSA693306  Polystichum imbricans M. B. Dunkle 1944-7-15 9110 Siskiyou Siskiyou National Forest. Comment
  UC1400748  Polystichum imbricans subsp. imbricans Alan R. Smith 1972-5-20 571 Siskiyou along rd. from Callahan to Somes Bar (between Cecilville and Forks of Salmon) Comment
  JEPS89829  Polystichum kruckebergii Dean Wm. Taylor, Rexford E. Palmer, Glenn L. Clifton 1987-8-9 9267 Siskiyou n.-facing slope of s. wall of Alcohol Crater; extreme n.e. Siskiyou Co., Medicine Lake area, Alcohol Crate Comment
  CAS-BOT-BC376179  Polystichum lemmonii Andrew Townesmith; Karen M. Meyer 2007-8-1 887 Siskiyou Shasta-Trinity National Forest. 11.7 miles up Stewart Springs road/Forest Service road 17 (distance from intersection of Stewart Springs and Old 99 Highway) 1983 Comment
  CAS-BOT-BC72383  Polystichum lemmonii Alice Eastwood 1912-8-30 2043 Siskiyou Mount Eddy Comment
  CAS-BOT-BC72389  Polystichum lemmonii John Thomas Howell 1937-7-29 13668 Siskiyou North side of Scott Mt. Comment
  CHSC71560  Polystichum lemmonii Vernon H. Oswald; Lowell Ahart 1998-8-3 9449 Siskiyou Rock Fence Lake Rd. (USFS 41N18) 1.2 mi northeast of its intersction with Kangaroo Lake Rd. (USFS 41N08) 4.9 mi southeast of Gazelle-Callagan Rd. 1767 Comment
  CAS-BOT-BC72394  Polystichum lemmonii Geo. D. Butler 1910-7-1 1756 Siskiyou Shackleford Creek 1371 Comment
  HSC79182  Polystichum lemmonii C. J. Thomas 1983-10-1 73 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  HSC79183  Polystichum lemmonii C. J. Thomas 1983-10-1 82 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  UCSB17940  Polystichum lemmonii Hardham, Clare 1961-7-3 Siskiyou S of Calahan, Scott Mountains. Comment
  UC922427  Polystichum lonchitis Annie M. Alexander and Louise Kellogg 1949-7-24 5858 Siskiyou trail to Bear Lake Paradise Lake; Marble Mts., Paradise Lake 1920 Comment
  CAS-BOT-BC102399  Populus fremontii Grant 1902-9-15 5257 Siskiyou Dunsmuir 609 Comment
  UC1409244  Populus tremuloides Frederick W. Oettinger 1968-8-17 558 Siskiyou n Pine Lake (high lake basins in vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  UC164391  Populus trichocarpa Geo. D. Butler 1910-4-16 1177 Siskiyou Yreka Creek Comment
  UC726141  Porterella carnosula A. A. Heller 1940-7-23 15758 Siskiyou on U.S. Highway #97 Grass Lake 1561 Comment
  SEINET11916232  Potentilla breweri var. expansa H. P. Chandler 1901-1 1697 Siskiyou Ridges & meadows near Marble Mtn 1524 Comment
  UC648279  Potentilla drummondii John Thomas Howell 1939-8-2 14906 Siskiyou Spirit Lake Marble Mts. 1828 Comment
  RSA507455  Potentilla glandulosa S. Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 miles NW of McCloud, Shasta- Trinity National Forest, S of Mt. Shasta. 1768 Comment
  UCD113876  Potentilla gracilis A. A. Heller 1919-6-20 13258 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1158 Comment
  CAS-BOT-BC540565  Potentilla gracilis var. fastigiata L. E. Smith 1914-6-24 721 Siskiyou Sisson Comment
  UC1409377  Potentilla gracilis var. fastigiata Frederick W. Oettinger 1969-7-31 1118 Siskiyou along trail midway between English Lake and drift fence (High Lake Basins in the vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area, W Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  CAS-BOT-BC158529  Potentilla millefolia A. A. Heller 1905-6-20 8074 Siskiyou Gazelle Comment
  POM253374  Potentilla millefolia A. A. Heller 1938-7-13 15266 Siskiyou About 1 mile S of Bray. 1402 Comment
  JEPS96962  Potentilla millefolia var. klamathensis Dean W. Taylor 1997-6-12 16058 Siskiyou hillslopes at base of Scott Mountains at mouth of Willow Creek, Shasta Valley); ca. 4 miles west of Gazelle 944 Comment
  UC711899  Potentilla rivalis Roxana S. Ferris and Laura Lorraine 1941-8-11 10501 Siskiyou Grass Lake Station Grass Lake Station (on U.S. Highway 97) 1554 Comment
  CHSC86637  Poteridium annuum Jenny Marr 1993-7-1 20 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC68391  Prosartes hookeri Maralyn A. Renner 1980-6-26 1249 Siskiyou SE edge of Flint Valley. 1390 Comment
  HSC19565  Prosartes hookeri J. O. Sawyer 1968-6-25 337 Siskiyou 1646 Comment
  HSC69092  Prunella vulgaris Maralyn A. Renner 1980-8-4 2225 Siskiyou Flint Valley 1390 Comment
  UC449932  Prunella vulgaris var. lanceolata Annie M. Alexander and Louise Kellogg 1911-7-16 248 Siskiyou S. Fk. Salmon R. <South Fork Salmon River> 1524 Comment
  CAS-BOT-BC158222  Prunus emarginata Annetta Carter 1939-8-19 1455 Siskiyou 3.5 miles north of Dunsmuir 914 Comment
  HSC90549  Prunus emarginata Jennifer Whipple 1977-8-6 2202 Siskiyou W side of Dobkins Lake 2073 Comment
  POM89362  Prunus emarginata Edward Palmer 1892-7-13 2564 Siskiyou Mount Shasta and vicinity Comment
  CAS-BOT-BC158225  Prunus emarginata W. R. Dudley 1901-8-25 s.n. Siskiyou Near 14 mile Post, Salmon Creek, Salmon Mts. Comment
  UC484192  Prunus subcordata E. R. Johnson 1928-8-31 1195 Siskiyou w edge of Lava Beds National Monument, between Bartle and Lookout Lava Beds National Monument Comment
  HSC19191  Prunus virginiana var. demissa J. O. Sawyer 1968-7-23 607 Siskiyou Near Big Flat Campground, Trinity Alps Primitive Area 1524 Comment
  RSA15594  Prunus virginiana var. demissa Carl B. Wolf 1927-8-27 1114 Siskiyou On the Klamath River, Happy Camp. Comment
  UC593550  Pseudoroegneria spicata subsp. spicata E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1908 Siskiyou about 7 mi sw of Yreka (s of Highway from Yreka to Fort Jones, Forest House Mountain); Forest House Mountain 1371 Comment
  UC165936  Pseudostellaria jamesiana Geo. D. Butler 1909-6-13 966 Siskiyou Moffitt Creek Comment
  POM101810  Pseudostellaria jamesiana Geo. D. Butler 1910-6-4 1493 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC80097  Pseudotsuga menziesii G. B. Grant 1902-9-10 s.n. Siskiyou Sisson 1127 Comment
  CAS-BOT-BC80175  Pseudotsuga menziesii Doris K. Kildale 1929-3-12 7812 Siskiyou Sawyers Bar, North Fork of Salmon River Comment
  HSC103036  Pteridium aquilinum var. pubescens J. P. Smith 2014-6-7 13894 Siskiyou Etna Comment
  UC1408847  Pteridium aquilinum var. pubescens Frederick W. Oettinger 1968-8-14 513 Siskiyou vicinity of English Peak, Marble Mountain Wilderness Area; 0.1 mi e. of Tom Taylor Cabin Comment
  HSC46115  Pterospora andromedea J. P. Smith, Steve Selva 1970-6-16 4000 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  JEPS59082  Pterospora andromedea Willis L. Jepson Jul 24 1894-Aug 10 1894 14667 Siskiyou Sisson's Comment
  HSC97135  Puccinellia distans L. Ahart 2005-6-9 12002 Siskiyou 3/5 mi. S of Hwy. 99/97 cutoff, 2 1/2 mi. ESE of Grenada 775 Comment
  SD104903  Purshia tridentata Darley Howe 1979-6-26 Siskiyou Military Pass Rd, 3 mi. SE of Ca. Hwy 97, near Granada Comment
  CAS-BOT-BC147899  Purshia tridentata var. tridentata Carl B. Wolf 1941-7-26 11076 Siskiyou SW. end Little Shasta Valley, 12 mi. NE. Weed on U.S. Highway #97 at junction with rd. to Montague 914 Comment
  POM88105  Purshia tridentata var. tridentata Geo. D. Butler 1910-4-16 1184 Siskiyou Shasta River. Comment
  UCSB12915  Purshia tridentata var. tridentata Breedlove, Dennis 1962-6-11 Siskiyou Along State Highway 89, 8.0 miles east of McCloud; Cascade Range 1127 Comment
  CAS-BOT-BC460868  Pyrola aphylla Wm. Bridge Cooke 1938-8-5 11455 Siskiyou Mount Shasta. Along the Sisson Southern Trail. 1676 Comment
  JEPS58856  Pyrola asarifolia Willis L. Jepson 1894-8-4 14665 Siskiyou Mt. Shasta Comment
  UC21721  Pyrola asarifolia Miss M. A. Huntley 1896-6-28 Siskiyou Sisson's Comment
  HSC30459  Pyrola asarifolia subsp. asarifolia Frederick W. Oettinger 1969-8-14 1364 Siskiyou Marble Mtn. Wilderness Area, inlet to Upper English Lake 1768 Comment
  HSC29312  Pyrola crypta Frederick W. Oettinger 1968-8-7 439 Siskiyou Marble Mtn. Wilderness Area, just N of Tobacco Lake 1890 Comment
  JEPS82485  Pyrola crypta Gilbert Muth 1965-8-10 198 Siskiyou Along either trail, Black Mt., Marble Mt 1828 Comment
  RSA0080484  Pyrola dentata Marion Ownbey, Fred G. Meyer, Findley Ownbey 1940-7-8 2225 Siskiyou Near summit of Siskiyou Mountains, 17 miles north of Happy Camp. Comment
  SBBG25824  Pyrola picta D. Myrick 1966-8-10 1525 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  SD112140  Pyrola picta Darley F. Howe 1962-8-4 3390 Siskiyou Baldy Mt. 1524 Comment
  UCSB22296  Pyrola picta Keefe, Joseph 1967-7-11 Siskiyou Cook and Green Pass, north of Seida Valley 1341 Comment
  CHSC78495  Pyrrocoma racemosa var. pinetorum Vernon H. Oswald 2000-8-28 9960 Siskiyou Hwy 3 2.2 mi north of Scott Mtn. Summit. 1411 Comment
  CAS-BOT-BC362388  Pyrrocoma racemosa var. racemosa A. A. Heller 1917-9-7 12980 Siskiyou Shasta Valley five miles south of Gazelle 914 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
  CAS-BOT-BC68644  Quercus chrysolepis J. H. Thomas 1954-5-14 4188 b Siskiyou Salmon Montains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. 1219 Comment
  HSC99817  Quercus chrysolepis G. L. Clifton, Griswold 1979-6-27 6089 Siskiyou Near Shackleford Creek, close to the town of Greenview 1342 Comment
  RSA573417  Quercus chrysolepis Louis C. Wheeler 1934-9-4 3242 Siskiyou Bear Creek off West Fork Beaver Creek. 1372 Comment
  UCD82871  Quercus chrysolepis Rodney Gale Myatt 1971-9-22 1192 -13 Siskiyou Along Salmon River, southeast of Somes Bar, and northeast of Hoopa Reservation. 335 Comment
  SEINET9005431  Quercus chrysolepis G. D. Butler 1910-6-7 1530 Siskiyou Greenhorn mountain Comment
  CAS-BOT-BC94659  Quercus garryana Carl B. Wolf 1927-8-27 1109 Siskiyou On the Klamath River, Happy Camp Comment
  LA205288  Quercus garryana Louis Wheeler; 1934-10-7 3312 Siskiyou Siskiyou Mountains, Oak Knoll Ranger Station, Klamath River 670 Comment
  SD76160  Quercus garryana Helen V. Witham 1969-10-7 575 Siskiyou Scott River Valley, 10 miles west of Ft. Jones. 700 Comment
  CAS-BOT-BC94656  Quercus garryana W. R. Dudley 1899-8-25 s.n. Siskiyou East Scott's Creek near Parker's 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
  JEPS83871  Quercus garryana var. breweri Wayne Roderick Jul 1976 Siskiyou vicinity Cook and Green Pass (along trail to Copper Butte); Siskiyou Mts. 1767 Comment
  CAS-BOT-BC105469  Quercus kelloggii D. E. Breedlove 1962-6-10 3319 Siskiyou on the N bank of the Klamath River at its junction with Goff Creek, 4.5 miles W of Seiad 411 Comment
  HSC71373  Quercus kelloggii J. P. Smith, Steve Selva 1970-7-17 4431 Siskiyou Along Klamath River. Comment
  POM106357  Quercus kelloggii Geo. D. Butler 1910-4-16 1183 Siskiyou Klamath River. Comment
  UC338624  Quercus kelloggii unknown Siskiyou near Shasta Comment
  CDA15568  Quercus sadleriana G. F. Hrusa 1998-7-5 14676 Siskiyou Siskiyou Mountains; S side below summit on Happy Camp-O'Brien Rd. on Ca. side of State Boundary. Comment
  POM106235  Quercus sadleriana Geo. D. Butler 1908-8-4 234 Siskiyou West fork of Wooly Creek. Comment
  UCD14456  Quercus sadleriana Dean W. Taylor 1972-7-1 1567 Siskiyou California, Siskiyou Co.; 0.5 mi. east of Cook and Green Pass; T 47N, R 11W, Sect. 8, NE quarter of NE quarter; 1371 Comment
  UCD47237  Quercus sadleriana Gilbert Jerome Muth; J. M. Tucker 1972-8-8 1796 Siskiyou Near Elk Peak, Siskiyou County, California. Scott Bar Quad. 110 mm from bottom margin, 0 mm from left margin. SLID No. 6935, Heb Acc. No. 00011251. 1828 Comment
  UCD47247  Quercus sadleriana R. G. Schultz 1965-10-1 2 ,3,5 Siskiyou Red Rock Valley, Siskiyou County, California. 1584 Comment
  CAS-BOT-BC104339  Quercus sadleriana Baki Kasapligil 1981-6-26 6184 Siskiyou 9 miles E of O'Brien road from Takilm to Happy Camp Comment
  LA205358  Quercus sadleriana Edward Lee; 1934-8-13 1067 Siskiyou Kalmath National Forest, Happy Camp to Waldo (Oregon) rd, watershed of W Branch of Indian Creek 1371 Comment
  CAS-BOT-BC104615  Quercus vacciniifolia L. E. Smith 1913-7-1 450 Siskiyou Rainbow Comment
  HSC59008  Quercus vacciniifolia Marvin Butler 1971-7-20 176 Siskiyou Near Twin Lakes, close to the town of Cave Junction 1585 Comment
  UC375251  Quercus vacciniifolia Geo. D. Butler 1910-7-12 1760 Siskiyou Shackleford Creek 1371 Comment
  UC454031  Ranunculus aquatilis var. capillaceus I. J. Condit 1909-8-22 Siskiyou Sisson Comment
  UC688900  Ranunculus eschscholtzii var. suksdorfii Vesta Holt 1943-8-7 M- 1 Siskiyou Marble Mountains Comment
  CDA24326  Ranunculus glaberrimus Don Shaw 1977-4-2 Siskiyou Sam s Neck, near Dorris. 0 Comment
  UCD96944  Ranunculus occidentalis J. P. Smith; Steve Selva 1970-6-16 4023 Siskiyou 4 miles from Calif. 3 on Road 8 to Sugar Creek. 1158 Comment
  UC747763  Rhamnus Isabelle C. Kimber 1934-6-9 20 Siskiyou just above Sacramento River confluence with Ney Creek (Steelbridge Camp, Sacramento River); Sacramento River 731 Comment
  POM181614  Rhamnus californica subsp. occidentalis Dorothy Parker 1950-6-27 465 Siskiyou Near an irrigation ditch in Scott Valley. 884 Comment
  SEINET12903708 Image available Rhamnus obtusissima E. B. Copeland 1903-1 3833 Siskiyou Sisson 1097 Comment
  SEINET13946380 Image available Rhamnus obtusissima A. A. Heller 1920-1 13525 Siskiyou near Black Butte north of Sisson, elev 3550 ft 1082 Comment
  UC163697  Rhamnus purshiana Geo. D. Butler 1910-8-7 1821 Siskiyou Humbug Mountain 1219 Comment
  RSA34039  Rhamnus rubra subsp. obtusissima A. A. Heller 1920-8-13 13525 Siskiyou Upton. Comment
  CAS-BOT-BC53737  Rhododendron columbianum John Thomas Howell 1937-7-24 13423 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC200399  Rhododendron occidentale var. paludosum Elmer I. Applegate 1895-5-29 299 Siskiyou Sacramento River below Sisson Comment
  HSC7889  Rhododendron occidentale var. paludosum Dorothy Parker 1949-6-6 Siskiyou French Creek, Salmon Mtns. 1372 Comment
  CAS-BOT-BC92403  Ribes aureum var. aureum John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53407 Siskiyou Fort Jones. 853 Comment
  CAS-BOT-BC92409  Ribes aureum var. aureum Geo. D. Butler 1910-4-19 1203 Siskiyou Yreka Creek. Comment
  HSC99736  Ribes binominatum J. O. Sawyer 1969-7-18 1160 Siskiyou E of Waterdog Lake 2012 Comment
  JEPS120191  Ribes binominatum Julie Kierstead Nelson with Rhonda Posey, Mary Ellen Colberg 2011-7-12 2011 -38 Siskiyou Eastern Klamath Mountains, The Eddys. Forest Road 40N45 at Pacific Crest Trail crossing south of Picayune Lake Comment
  POM215880  Ribes binominatum Louis C. Wheeler 1934-7-3 2854 Siskiyou Soda Creek, Sterling Mt., Siskiyou Mts., 1677 Comment
  RSA29916  Ribes binominatum Louis C. Wheeler 1934-7-3 2854 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. (Mt. Diablo Mer.) 1677 Comment
  HSC27168  Ribes cereum J. P. Smith, J. O. Sawyer 1972-5-7 5286 Siskiyou 2.3 mi. W of Lava Beds National Monument, on road to Mtn. Dome. 1220 Comment
  SEINET4853858  Ribes glanduliferum A. A. Heller 1905-6-9 8005 Siskiyou Yreka. Comment
  CAS-BOT-BC168865  Ribes inerme var. klamathense Doris K. Kildale 1929-4-27 7842 Siskiyou Cecilville, Upper South Fork of Smith River Comment
  JEPS49408  Ribes inerme var. klamathense Geo. D. Butler 1910-5-18 1362 Siskiyou Yreka Creek Comment
  CAS-BOT-BC173296  Ribes lacustre Roxana S. Ferris; Laura Lorraine 1948-6-12 11803 Siskiyou At Mule Creek crossing on Scott Mountain Road south of Callahan 1493 Comment
  HSC34292  Ribes lacustre J. P. Smith, J. O. Sawyer 1973-8-14 7286 Siskiyou Along trail from Log Lake to Campbell Lake 1585 Comment
  RSA237680  Ribes lacustre Frederick W. Oettinger 1969-7-11 972 Siskiyou SE corner of Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1936 Comment
  CAS-BOT-BC173391  Ribes lobbii W. R. Dudley 1899-8-22 s.n. Siskiyou Side of Craggy Peak 1828 Comment
  HSC68334  Ribes lobbii Maralyn A. Renner 1980-6-26 1236 Siskiyou SE edge of Flint Valley. 1390 Comment
  UC375355  Ribes lobbii Geo. D. Butler 1908-8-5 261 Siskiyou camp below Cold Spring; Woolly Creek Comment
  RSA0021624  Ribes lobbii Roxana S. Ferris, Laura Lorraine 1948-6-12 11773 Siskiyou About 7 miles from Etna on forks of Salmon Road. 1819 Comment
  HSC29426  Ribes marshallii Frederick W. Oettinger 1969-7-9 935 Siskiyou Vicinity of English Peak, Marble Mountain Wilderness Area; NW of Upper English Lake 1921 Comment
  JEPS105050  Ribes montigenum Dean W. Taylor 1996-7-12 15791 Siskiyou Salmon Mountains; Patterson Creek drainage (about 5 air miles west of Etna); Klamath National Forest 1371 Comment
  CAS-BOT-BC219271  Ribes nevadense Ira L. Wiggins 1955-7-25 13508 Siskiyou Ditch head on Rush Creek, Mountain View Ranch 1005 Comment
  HSC32249  Ribes nevadense J. O. Sawyer 1970-6-17 2208 Siskiyou On trail to South Sugar Lake 1829 Comment
  HSC64664  Ribes nevadense J. O. Sawyer 1977-7-6 3030 Siskiyou South of Little Duck Lake 2134 Comment
  SEINET3151816  Ribes nevadense G. D. Butler 1910-7-12 1759 Siskiyou Shackleford Creek 1372 Comment
  JEPS82694  Ribes roezlii Wayne Roderick 1984-6-7 Siskiyou sw Stewart Springs; Cabin Meadow 1920 Comment
  UC1034606  Ribes roezlii Douglas Barbe 1955-6-29 44 Siskiyou 2.1 mi e Callahan (on Trinity Center Rd. about 600' beyond the bridge); Klamath Mountains 975 Comment
  UC1096802  Ribes roezlii H. K. Wagnon and Douglas Barbe 1957-6-16 13127 Siskiyou Scott Mts. Klamath Mountains 1920 Comment
  UC1540023  Ribes roezlii Roseberry 1936-5-11 15 Siskiyou w slope Hippo Butte; Lava Beds National Monument 1630 Comment
  UC618599  Ribes roezlii W. Bridge Cooke 1938-6-17 11001 Siskiyou Sisson Southern Trail Mount Shasta (also around Bear Springs) Comment
  CAS-BOT-BC199980  Ribes roezlii var. cruentum John H. Thomas 1954-5-14 4185 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville 1219 Comment
  SEINET10970387  Ribes roezlii var. roezlii Mary Merello 1993-6-23 Merello 701 Siskiyou Shasta-Trinity National Forest. Along county road A-10 (also named Everitt Memorial Highway) climbing Mt. Shasta. Mixed conifer, sub-alpine vegetation, volcanic soils; Aibes and Arctostaphylos dominant species (mile 10 marker 6650 ft.) 1960 Comment
  JEPS49244 Image available Ribes sanguineum W. L. Jepson 1907-7-5 2822 Siskiyou near Marble Mt. (head of Shackelford Canyon) 2133 Comment
  CAS-BOT-BC173906  Ribes velutinum Elmer I. Applegate 1898-5-15 2126 Siskiyou Klamath River. Between Shovel Creek & Fall Creek 853 Comment
  CAS-BOT-BC173913  Ribes velutinum Geo. D. Butler 1910-5-21 1374 Siskiyou Klamath River Comment
  CAS-BOT-BC168797  Ribes viscosissimum H. A. Thomas; J. H. Thomas 1954-7-24 4488 Siskiyou Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville, Salmon - Trinity Mts. 1981 Comment
  HSC23473  Ribes viscosissimum J. O. Sawyer 1968-6-18 220 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  HSC69302  Ribes viscosissimum Maralyn A. Renner 1980-7-24 1987 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  HSC46764  Ribes viscosissimum William J. Ferlatte 1974-7-15 1540 Siskiyou Yellow Rose Mine Trail 1646 Comment
  RSA0020918  Ribes viscosissimum M. B. Dunkle 1944-7-18 9131 Siskiyou Siskiyou National Forest. 1890 Comment
  SEINET13763683 Image available Rigiopappus leptocladus R. R. Halse 2016-5-29 9719 Siskiyou Alin Hilt Road, ca 2.1 miles NW of Hilt, on the CA/OR state line. 876 Comment
  SBBG30531  Rorippa curvisiliqua D. Myrick 1968-6-26 2032 Siskiyou Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  HSC77284  Rorippa curvisiliqua L. P. Janeway 1983-9-11 680 Siskiyou Along the Poker Flat/Twin Valley trail 1524 Comment
  POM95538  Rorippa curvisiliqua Geo. D. Butler 1909-5-29 783 Siskiyou Near Yreka. Comment
  JEPS117460  Rorippa nasturtium-aquaticum Lowell Ahart, John Dittes 2010-7-30 16960 Siskiyou About 50 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  POM277827  Rosa brownii H. E. Brown 1897-6-1 349 Siskiyou Near Mt. Shasta. 1829 Comment
  CAS-BOT-BC146752  Rosa gymnocarpa Wm. Bridge Cooke 1938-6-24 11094 Siskiyou [MacBride] McBride Spring Road Comment
  CAS-BOT-BC146755  Rosa gymnocarpa Annie M. Alexander; Louise Kellogg 1948-9-7 5593 Siskiyou On road between first and second forks to Lookouts; Black Bear Summit Comment
  HSC19383  Rosa gymnocarpa J. O. Sawyer 1968-6-25 338 Siskiyou 1646 Comment
  HSC61512  Rosa gymnocarpa Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  POM140217  Rosa gymnocarpa E. B. Copeland 1904-08 s.n. Siskiyou Mt. Shasta Comment
  HSC29495  Rosa pisocarpa Frederick W. Oettinger 1969-8-16 1408 Siskiyou Marble Mtn. Wilderness Area, Wire grass meadow near English Lake 1799 Comment
  UC1409336  Rosa pisocarpa Frederick W. Oettinger 1968-8-23 612 Siskiyou talus below shore cliff just below Diamond Lake (on way toward English Lake); Salmon Mountains, Marble Mountain Wilderness Area 2057 Comment
  CAS-BOT-BC147053  Rosa pisocarpa L. E. Detling 1950-6-11 6631 Siskiyou Siskiyou Pass Comment
  HSC36754  Rubus leucodermis Brent Whitely 1975-6-23 41 Siskiyou 223 Comment
  UCSC000370  Rubus leucodermis I. J. Condit 2009-8-23 s.n. Siskiyou near Sisson Sisson - Castle Lake 1829 Comment
  CAS-BOT-BC147316  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
  RSA183647  Rubus parviflorus Gilbert Muth 1965-8-4 165 Siskiyou Marble Mtns. Comment
  UCSB16644  Rubus ursinus Breedlove, Dennis 1962-6-11 Siskiyou About 20 miles west of Fort Jones; Marble Mountains 914 Comment
  CAS-BOT-BC363210  Rudbeckia occidentalis William M. Hiesey 1947-8-23 554 Siskiyou Beaver Creek Public Camp Ground, Klamath National Forest, 5 miles north of the Klamath River (10 miles N.W. of Gottville). Along streamcourse of Beaver Creek 701 Comment
  HSC28668  Rumex acetosella Frederick W. Oettinger 1967-8-13 259 Siskiyou Salmon Mountains; High Lake Basins in the vicinity of English Peak, Marble Mountains Wilderness Area, SE of Tom Taylor Cabin 2043 Comment
  UC61058  Rumex salicifolius var. salicifolius W. A. Setchell, C. C. Dobie Jul 1902 Siskiyou Sisson Comment
  CDA23189  Rumex stenophyllus R. Pederson, G. Pederson 1979-10-1 108 Siskiyou Lower Klamath National Wildlife Refuge, beside gate at shop entrance. Comment
  HSC17612  Rumex triangulivalvis R. C. Wunner 1965-6-22 266 Siskiyou Lava Beds NM, 1 mi. NW of Stronghold 1220 Comment
  UC1190183  Sagina saginoides Ira L. Wiggins 1955-7-22 13445 Siskiyou 9.5 mi. above Cecilville (S. Fork Salmon R.); S. Fork Salmon R. 1066 Comment
  RSA759838  Salix Robert F. Thorne 1969-8-2 63399 -b Siskiyou Klamath National Forest, Salmon Mountains: Marble Mtn Wilderness, along trail to English Peak. 1159 Comment
  CAS-BOT-BC103367  Salix bonplandiana Thos. Howell 1889-4-14 1393 Siskiyou Hornbrook Comment
  CAS-BOT-BC102816  Salix boothii John Thomas Howell 1939-8-7 15132 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC103462  Salix eastwoodiae Annie M. Alexander; Louise Kellogg 1949-7-21 5828 Siskiyou Paradise Lake, Marble Mountains 1920 Comment
  CAS-BOT-BC103465  Salix eastwoodiae Harley P. Chandler 1901-6-1 1547 Siskiyou Ridges and meadows near Marble Mountain 1828 Comment
  HSC28671  Salix eastwoodiae Frederick W. Oettinger 1968-9-3 689 Siskiyou Marble Mtn. Wilderness Area, near Horse's Hole, Horse Range Lake Basin 1829 Comment
  RSA184759  Salix eastwoodiae Gilbert Muth 1966-8-3 498 Siskiyou Marble Valley. Marble Mtns. 1793 Comment
  SBBG50695  Salix eastwoodiae J. M. Tucker 1963-7-7 3730 a Siskiyou near Paradise Lake, Paradise Lake Public Camp, base of Kings Castle on the E side, Marble Mountain Wilderness Area 1981 Comment
  UC506510  Salix exigua var. hindsiana B. S. and C. S. Ball 1933-9-21 2535 Siskiyou 5 mi s Hornbrook (beside Hwy. 99, on Klamath R.) Comment
  CAS-BOT-BC107780  Salix hindsiana Mrs. H. P. Bracelin 1931-6-22 477 Siskiyou Pit River at Gibson flat station, 125 km. north of Red Bluff 450 Comment
  CAS-BOT-BC107784  Salix hindsiana L. B. Kildale 1930-5-31 9792 Siskiyou Island in Klamath River near Hornbrook Comment
  RSA0034854  Salix hindsiana H. P. Bracelin 1931-6-22 477 Siskiyou Pit River at Gibson flag station, 125 km. north of Red Bluff. 450 Comment
  SEINET12613271 Image available Salix lasiandra L. E. Smith 1914-1 720 /1253 Siskiyou Sisson Comment
  UC482235  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou ca. 16 km. n.w. Shasta City (stream above Metcalf ranch house, n.e. side Mt. Eddy); Mt. Eddy 1425 Comment
  SJSU274  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou stream above Metcalf ranch house, NE side of Mt Eddy, c. 16 km NW of Shasta City 1432 Comment
  UCD111542  Salix lasiandra var. lasiandra Beecher Crampton 1969-6-19 8474 Siskiyou 1 mile north of Edgewood along the Shasta River. Comment
  CAS-BOT-BC107062  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-21 469 Siskiyou North side of Mount Eddy, about 21 km. northwest of Shasta City 1650 Comment
  CAS-BOT-BC107065  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 409 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1425 Comment
  CAS-BOT-BC107079  Salix lasiolepis Mrs. H. P. Bracelin 1936-4-15 832 Siskiyou East side of Mt. Eddy; Wagon Creek above Metcalf ranch house; 8-9 miles N.W. of Mt. Shasta City 1203 Comment
  CAS-BOT-BC107086  Salix lasiolepis Mrs. H. P. Bracelin 1936-5-12 841 Siskiyou 11 miles N.W. from Mt. Shasta City, and about 2 miles E. of Burney Mill, N. base of Mt. Eddy 1127 Comment
  SD899  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 Siskiyou Northeast side of Mount Eddy, about 16 km northwest of Shasta City, above Metcalf ranch house 1424 Comment
  UC482341  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-22 476 Siskiyou Gibson flag station Pit River (125 km n of Red Bluff) 450 Comment
  CAS-BOT-BC124544  Salix lasiolepis var. lasiolepis W. R. Dudley 1899-8-8 s.n. Siskiyou Near Big Spring above Sisson Comment
  RSA201420  Salix lucida subsp. lasiandra J. T. Howell 1939-8-9 15206 Siskiyou Sky High Valley, Marble Mountains. 1829 Comment
  SBBG29032  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 423 Siskiyou NE side of Mt Eddy, ca. 16 km NW of Shasta City, above Metcalf ranch house 1350 Comment
  SBBG57821  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-6-21 473 Siskiyou N base of Mt Eddy, ca. 13 km NW of Shasta City 1110 Comment
  CHSC4317  Salix monochroma D. Parker 1965-3-13 1061 Siskiyou Johnson Creek, near Etna. 914 Comment
  CAS-BOT-BC126134  Salix scouleriana L. S. Smith 1931-6-7 21 Siskiyou Mt. Shasta 1066 Comment
  CAS-BOT-BC129029  Salix scouleriana A. A. Heller 1915-7-18 12130 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy in moist soil in the forest. 1188 Comment
  HSC19449  Salix scouleriana J. O. Sawyer 1969-8-4 1814 Siskiyou Above Sugar Lake 2134 Comment
  RSA238270  Salix scouleriana Frederick W. Oettinger 1969-7-29 1093 Siskiyou Margin of Dry Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1845 Comment
  SJSU209  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 444 Siskiyou Wagon Cr Canyon c. 1 km up from Metcalf ranch house, E side of Mt Eddy c.17 km NW of Shasta city 1158 Comment
  UC481714  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 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
  UCR142840  Salix scouleriana Mrs. H. P. Bracelin 1931-6-19 435 Siskiyou North base of Mount Eddy, c. 10 km. northwest of Shasta City, east of Metcalf ranch house 1080 Comment
  CAS-BOT-BC126156  Salix scouleriana L. E. Smith 1914-3-17 573 Siskiyou Sisson, Junction of S.P. and McCloud R.R. Comment
  CAS-BOT-BC126160  Salix scouleriana L. E. Smith 1914-3-17 574 Siskiyou Sisson, Junction of S.P. and McCloud R.R. Comment
  CAS-BOT-BC128971  Salix sitchensis John Thomas Howell 1937-7-25 13465 Siskiyou Caribout Basin, Salmon-Trinity Alps 2286 Comment
  UCD125667  Salvia dorrii var. incana Robert E. Preston 1995-6-18 888 Siskiyou ca. 4 miles east of Hornbrook, on rock outcrop on north side of road to Irongate Reservoir. 670 Comment
  UC456098  Salvia sonomensis I. J. Condit 1911-7-22 Siskiyou Sisson, on Shasta trail Comment
  HSC91433  Sambucus nigra subsp. caerulea Jennifer Whipple 1978-10-6 2417 Siskiyou Dale Creek drainage on N face of Mt. Eddy. 2195 Comment
  UC584355  Sanguisorba annua G. L. Stebbins Jr. and J. A. Jenkins 1937-7-17 2431 Siskiyou along Sulloway Creek (near Mt. Shasta); , along Sulloway Creek 1158 Comment
  UCR66580  Sanguisorba annua L. C. Wheeler 1934-6-22 2758 Siskiyou Siskiyou Mtns., Cottonwood Creek 915 Comment
  CAS-BOT-BC223227  Sanicula bipinnatifida H. A. Thomas; J. H. Thomas 1954-7-21 4403 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 1158 Comment
  JEPS30256  Sanicula graveolens Al Hobart 1963-6-8 Siskiyou Siskiyou Mountains, Poker Flat Poker Flat; Siskiyou Mountains, Poker Flat 1536 Comment
  UC1619914  Sanicula graveolens Barbara Ertter 1990-7-14 9331 Siskiyou ca. 4 airmiles w. Mt. Shasta City (Wagon Creek on e. side of Mt. Eddy, s. side of creek); Mt. Eddy, Wagon Creek 1889 Comment
  UC165254  Sanicula graveolens Geo. D. Butler 1910-7-13 1778 Siskiyou Shackleford Creek 1219 Comment
  RSA237666  Sanicula graveolens Frederick W. Oettinger 1969-7-9 941 Siskiyou NW of upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1784 Comment
  UCD20772  Santolina chamaecyparissus Steve Orloff 2002-6-25 s.n. Siskiyou Siskiyou County. City of Granada, south of Yreka. Comment
  CDA30932  Saponaria officinalis M. Beyers, G. F. Hrusa 2010-8-18 692 Siskiyou Highway 96; +/- 10 miles west of Happy Camp and +/- 2 miles east of Portuguese Creek. 438 Comment
  RSA184815  Saxifraga nidifica var. claytoniifolia Gilbert Muth 1966-7-8 367 Siskiyou Marble Valley Meadow. Marble Mtns. 1793 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
  POM298393  Saxifraga tolmiei Lester Rowntree 1939-7-31 s.n. Siskiyou Caribou Lake. Comment
  RSA120881B  Saxifraga tolmiei G. D. Barbe 1955-8-5 366 Siskiyou Near the summit of the trail to Caribou Lake, Salmon Mtns. Northwest of Caribou Mtn. 2409 Comment
  RSA211107  Saxifraga tolmiei William J. Ferlatte 1966-8-5 356 Siskiyou Caribou Mountain. 2470 Comment
  HSC2420  Saxifragopsis fragarioides William J. Ferlatte 1966-8-5 347 Siskiyou Caribou Mountain 2470 Comment
  UCD126475  Schedonorus pratensis A. A. Heller 1915-8-24 12214 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1188 Comment
  UCSC005437  Scirpus Janell M. Hillman 1997-5-26 19 Siskiyou Californiaand Oregon Power Company Land Comment
  CAS-BOT-BC110853  Scirpus congdonii Alice Eastwood 1921-7-24 10765 Siskiyou Castle Lake Comment
  RSA366108  Scirpus congdonii L. C. Wheeler 1934-8-14 3126 Siskiyou North side White Mountain; Siskiyou Mountains. Mt. Diablo Mer. 1767 Comment
  POM186207  Scirpus microcarpus E. B. Copeland 1903-8-14 3722 Siskiyou Sisson. Comment
  SEINET7063002  Scleranthus annuus A. G. Vestal 1955-5-17 s.n. Siskiyou Scott Valley, 0.8 mile north of Etna on Route 3. UTM Zone 10, 508463mE, 4590954mN. (WGS84/NAD83). 893 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
  JEPS9919  Scrophularia lanceolata Geo. D. Butler 1908-7-9 524 Siskiyou along creek near Yreka Comment
  HSC149  Scutellaria antirrhinoides William J. Ferlatte 1966-8-3 266 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  HSC29313  Scutellaria antirrhinoides Frederick W. Oettinger 1969-8-1 1128 Siskiyou Marble Mtn. Wilderness Area, Wiregrass Meadow below English Lake 1677 Comment
  POM213852  Scutellaria antirrhinoides Isabelle C. Kimber 1934-9-6 30 Siskiyou Steelbridge Camp, Sacramento River just above confluence with Ney Creek. 732 Comment
  UCD13291  Scutellaria siphocampyloides W. C. Overton Jr. 1977-6-26 s.n. Siskiyou Siskiyou CO. Scott Bar Mountains, beside Ridge Road, 3.15 miles from junction with Hawkinsville Road, northwest of Yreka. Elevation ca. 4750 feet. Comment
  UC722730  Sedum lanceolatum C. L. Hitchcock, J. S. Martin 1939-7-9 5331 Siskiyou 1/2 mi se King's Castle (Marble Mts.); , se of King's Castle 1828 Comment
  CAS-BOT-BC61467  Sedum laxum subsp. laxum Gilbert Muth 1969-8-6 s.n. Siskiyou Boulder Peak Ridge 2468 Comment
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  JEPS84103  Sedum obtusatum L. R. Heckard with J. Hickman et al. 1986-7-17 6511 Siskiyou n slope Condrey Mt.; n slope Condrey Mt. 1960 Comment
  UCD77119  Sedum obtusatum Robert E. Preston 2001-6-30 1648 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W nw 1/4 of se 1/4 Section 14 1828 Comment
  JEPS25711  Sedum spathulifolium P. C. Hutchison 1961-5-22 2041 Siskiyou 2.8 mi e Seiad Valley (6.4 mi w of Hamburg, Klamath River); Klamath River, e of Seiad Valley, w of Hamburg Comment
  JEPS82439  Sedum stenopetalum Gilbert Muth 1966-7-25 499 Siskiyou Marble Mt. Lookout , Marble Mt. Lookout (Marble Mt. Wilderness Area) 2097 Comment
  CAS-BOT-BC278104  Sedum stenopetalum subsp. stenopetalum Peter F. Zika 2011-7-19 25648 Siskiyou Near Pacific Crest Trail, 1 air mile WNW of Copper Butte, Siskiyou Mountains, Klamath Range (KR) 1610 Comment
  RSA603121  Sedum stenopetalum subsp. stenopetalum L. C. Wheeler 1934-8-16 3165 Siskiyou Siskiyou Mountains: 2 mi. east of White Mt. 1920 Comment
  RSA155891  Senecio canus P. H. Raven 1962-5-30 17901 Siskiyou US Hwy 97, 8.3 miles north of Weed. Comment
  HSC45485  Senecio integerrimus Maralyn O'Meara 1974-5-25 426 Siskiyou On Rd. 8, ~4.7 mi. W of junction with Hwy. 3 1159 Comment
  RSA0125032  Senecio integerrimus var. exaltatus 1934-7-5 s.n. Siskiyou 3 6/10 mi from Dry Lake Lookout on rd. to Horse Creek, Siskiyou Mts. 1981 Comment
  CAS-BOT-BC364047  Senecio integerrimus var. major H. A. Thomas; J. H. Thomas 1954-7-25 4525 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  HSC4  Senecio integerrimus var. major William J. Ferlatte 1966-6-23 129 Siskiyou Yellow Rose Mine 1982 Comment
  SD101076  Senecio integerrimus var. major Darley F. Howe 1977-6-29 Siskiyou Weaver Bally Road 1800 Comment
  CAS-BOT-BC364432  Senecio triangularis Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, Trinity Mts. 1889 Comment
  CAS-BOT-BC364435  Senecio triangularis A. A. Heller 1915-8-26 12226 Siskiyou Heather Meadow near the head of Wagon Creek Canon [Canyon], Mt. Eddy 2590 Comment
  CAS-BOT-BC364440  Senecio triangularis A. A. Heller 1915-8-26 12226 Siskiyou Heather Meadow near the head of Wagon Creek Canon [Canyon], Mt. Eddy 2590 Comment
  SBBG25851  Senecio triangularis D. Myrick 1966-8-10 1520 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  HSC29092  Senecio triangularis Frederick W. Oettinger 1968-8-1 343 Siskiyou Marble Mtn. Wilderness Area, S of Hancock Lake 2043 Comment
  RSA473096  Senecio triangularis L. C. Wheeler 1934-8-9 3084 Siskiyou Siskiyou Mountains: Head of Jaynes Canyon. 1981 Comment
  CAS-BOT-BC364787  Sericocarpus oregonensis subsp. oregonensis A. A. Heller 1914-8-25 11700 Siskiyou Near Deetz Station opposite (near) Black Butte 1158 Comment
  UC446959  Sericocarpus oregonensis subsp. oregonensis L. F. Henderson 1929-8-23 11465 Siskiyou near, along bluffs of Smith River Siskiyou Divide; Smith River Comment
  HSC19439  Sibbaldia procumbens J. O. Sawyer 1969-8-3 1730 Siskiyou W of Little Duck Lake 2195 Comment
  POM299543  Sidalcea glaucescens Marion Ownbey, Fred G. Meyer 1940-7-8 2227 Siskiyou Summit of Siskiyou Mountain, 21 miles north of Happy Camp. Comment
  UC140823  Sidalcea oregana subsp. spicata Dr. E. B. Copeland 1903-8-12 3822 Siskiyou Sisson Comment
  UC60962  Sidalcea oregana subsp. spicata Geo. B. Grant Sept. 1902 5216 a Siskiyou Mount Shasta 914 Comment
  UC668092  Silene campanulata Joseph P. Tracy 1935-8-1 14421 Siskiyou 1 mi e Salmon Summit Mine (head of Knownothing Creek); , e of Salmon Summit Mine 1767 Comment
  CAS-BOT-BC181196  Silene campanulata subsp. glandulosa L. B. Kildale 1930-6-1 9748 Siskiyou Black Bear Trail to Sawyers Bar 609 Comment
  UC1282025  Silene campanulata subsp. glandulosa Louise Kellogg Aug 8 1953-Aug 9 1953 125 Siskiyou near Scott Mountain Public Campground (Blue Point, Scott Mountains); Klamath National Forest, Blue Point, Scott Mt. Campground 1630 Comment
  UC166111  Silene campanulata subsp. glandulosa Geo. D. Butler 1909-7-15 962 Siskiyou Highland Mine Comment
  UC637021  Silene campanulata subsp. glandulosa Edward Lee 1934-8-14 1094 Siskiyou near summit Little Grayback (Siskiyou-Del Norte County line); near summit of Little Grayback 1828 Comment
  UC796448  Silene campanulata subsp. glandulosa Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11806 Siskiyou at Mule Creek crossing on Scott Mountain Road s Callahan; s of Callahan 1524 Comment
  SD98921  Silene douglasii Darley F. Howe 1977-7-5 Siskiyou Area north of Mt. Shasta. 1460 Comment
  JEPS40851  Silene grayi Paul C. Hutchison 1962-8-2 940 Siskiyou between Panther Meadow and top of ski lift Mt. Shasta; , between Panther Meadow and top of ski lift 2621 Comment
  RSA166259  Silene grayi H. Dearing, M. Dearing 1939-7-1 3787 Siskiyou Salmon Mts. 1829 Comment
  RSA477904  Silene hookeri Edwin Kline 1920-6-24 s.n. Siskiyou Siskiyou Mts. Comment
  CAS-BOT-BC389428  Silene lemmonii Wm. Bridge Cooke 1940-6-7 15104 Siskiyou Along the Pacific Highway near Black Butte Comment
  CAS-BOT-BC389434  Silene lemmonii H. A. Thomas; J. H. Thomas 1954-7-21 4426 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 1219 Comment
  UC54271  Silene lemmonii H. M. Hall and E. B. Babcock June, 1903 4126 Siskiyou pass at head of McCloud River Sierra Nevada Mountains, head of McCloud River (ne Shasta County) 1524 Comment
  UC585108  Silene lemmonii E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 1999 Siskiyou about 1 1/2 mi w Mt. Shasta City (e and ne slope of spur of Rainbow Ridge above Sulloway Creek); , above Sulloway Creek 1188 Comment
  CDA3454  Silene vulgaris R. S. Richards 1967-6-15 Siskiyou Highway 3, 1 mile south of Etna. 0 Comment
  JEPS53891  Sisymbrium altissimum W. L. Jepson 1914-8-13 5790 Siskiyou Sisson 1097 Comment
  SEINET3920543  Sisyrinchium bellum Douglass Henderson 1985-6-8 6974 Siskiyou Shasta-Trinity NF along Hwy 89 between McLeod and Susanville, ca 1 mile SE of Bartle. Along north side of Hwy.; 0 1207 Comment
  POM211187  Solanum americanum Louis C. Wheeler 1934-9-17 3274 Siskiyou Dutch Creek off Klamath River, Siskiyou Mtns. (Mt. Diablo Mer). 701 Comment
  HSC30794  Solanum parishii Arthur R. Kruckeberg 1972-6-10 6217 Siskiyou 3-4 mi. S of Cook and Green Pass Comment
  RSA211244  Solanum umbelliferum W. J. Ferlatte 1967-7-9 680 Siskiyou Kidd Creek Trail 1768 Comment
  JEPS32370  Solidago elongata Geo. D. Butler 1908-8-10 308 Siskiyou Oro Fino , Oro Fino (Eastlick's Ranch) Comment
  UC1557825  Solidago elongata J. Semple, S. Heard 1986-8-14 8460 Siskiyou behind grade school (on East Lake St., Mt. Shasta City); Mt. Shasta City Comment
  UC637151  Solidago elongata Edward Lee 1934-8-12 1046 Siskiyou 1/4 mi w of mouth Walker Creek (a tributary of the Klamath River (e end of Seiad Valley)) 426 Comment
  UC726607  Solidago elongata A. A. Heller 1916-8-24 12562 Siskiyou near Sisson 1074 Comment
  UC830204  Solidago elongata Lewis S. Rose 1937-7-26 37604 Siskiyou McCloud 1005 Comment
  HSC61979  Sorbus californica Al Hobart 1961-7-16 Siskiyou Preston Peak 1982 Comment
  UC1198763  Sorbus scopulina var. cascadensis Joseph P. Tracy 1935-8-1 14404 Siskiyou Rock Lake New River (between Salmon and; at extreme W. Fork of Knownothing Creek); Rock Lake, Knownothing Creek 1889 Comment
  HSC18957  Sparganium angustifolium J. O. Sawyer 1969-8-1 1601 Siskiyou Behind Horseshoe Lake 1921 Comment
  POM256526  Sparganium angustifolium Annetta Carter 1939-8-20 1464 Siskiyou Northwest end of Taylor Lake, 12 miles southwest of Etna, Salmon Mountains. 2027 Comment
  HSC30898  Spergula arvensis Melinda F. Denton 1973-6-27 2800 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
  HSC61147  Sphenosciadium capitellatum Al Hobart 1967-10-26 Siskiyou El Capitan Comment
  CAS-BOT-BC149679  Spiraea douglasii A. A. Heller 1920-8-11 13503 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC149686  Spiraea douglasii Geo. D. Butler 1910-7-9 1708 Siskiyou Shackleford Creek 1219 Comment
  CHSC26173  Spiraea douglasii J. P. Kroessig 1977-8-6 60 Siskiyou Big Castle Lake, ca 8.8 km wnw of Dunsmuir. 1700 Comment
  SBBG25910  Spiraea douglasii D. Myrick 1966-8-8 1485 Siskiyou Big Flat Cmpgrd, Mtn Meadow Ranch, Big Flat 1828 Comment
  UC375390  Spiraea douglasii Geo. D. Butler 1908-8-2 284 Siskiyou Log Lake; Shackleford Creek Comment
  CAS-BOT-BC421467  Spiraea splendens W. R. Dudley 1903-8-4 s.n. Siskiyou Foot of Mt. Eddy Comment
  HSC58946  Spiraea splendens var. splendens Marvin Butler 1971-7-27 214 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction 1433 Comment
  CHSC2358  Spiranthes porrifolia 1936-7-26 Siskiyou Mt. Shasta. Comment
  RSA447291  Stachys M. B. Dunkle 1944-7-16 9115 Siskiyou Siskiyou Natl. Forest, Coastal Northern California. Comment
  CHSC71586  Stachys ajugoides var. rigida Vernon H. Oswald; Lowell Ahart 1998-8-3 9418 Siskiyou Kangaroo Lake Rd. (USFS 41N08) 3.9 mi southeast of Gazelle-Callahan Rd. at its intersection with USFS 41N10. Along a roadside drainage. 1554 Comment
  UC618681  Stachys ajugoides var. rigida W. Bridge Cooke 1938-7-29 11429 Siskiyou Wagon Camp, upper portion of springs Mt. Shasta Comment
  HSC467  Stachys rigida William J. Ferlatte 1966-8-3 288 Siskiyou Josephine Lake basin. 1677 Comment
  UC8681  Stellaria longipes var. longipes C. B. Bradley 1879-1 Siskiyou Comment
  HSC19124  Stephanomeria lactucina J. O. Sawyer 1969-8-4 1796 Siskiyou Along C.C.C. road 1341 Comment
  JEPS24635  Stephanomeria lactucina Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6790 Siskiyou A little above and east of McBride Springs south slopes of Mt. Shasta. 1432 Comment
  CHSC63599  Stephanomeria paniculata Vernon H. Oswald; Lowell Ahart 1994-8-10 6453 Siskiyou Pilgrim Creek Rd. (FS13) at Mud Creek, 2.7 mi N of Hwy. 89, ca. 4.5 mi (air) NE of McCloud. Roadside. 1097 Comment
  HSC34151  Stipa occidentalis var. californica J. O. Sawyer 1969-7-2 1031 Siskiyou SW facing upper slope above Music Lake 2378 Comment
  HSC26544  Stipa occidentalis var. occidentalis J. P. Smith, Steve Selva 1970-8-8 4562 Siskiyou Comment
  CAS-BOT-BC61126  Streptanthus barbatus A. A. Heller 1918-7-16 13033 Siskiyou Mount Eddy, west of Sisson. 2133 Comment
  OBI55477  Streptanthus barbatus David J. Keil, Kathleen Keil 1992-7-21 23530 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08, 1.7 mi W of Scott Mtn rd (hwy 3) Comment
  CAS-BOT-BC61123  Streptanthus barbatus L. E. Smith 1915-7-1 s.n. Siskiyou Castella. Comment
  CAS-BOT-BC87855  Streptanthus tortuosus Lincoln Constance; Reed C. Rollins 1942-5-13 2901 Siskiyou Klamath River near Clear Creek, 8 miles south of Happy Camp. 304 Comment
  CAS-BOT-BC87871  Streptanthus tortuosus Geo. B. Grant 1902-9-7 s.n. Siskiyou Mount Shasta. Horse Camp. Comment
  RSA149078  Streptanthus tortuosus I. L. Wiggins, Dorothy Wiggins 1961-6-15 16492 Siskiyou Quarry on Glass Mountain. Comment
  RSA211226  Streptanthus tortuosus William J. Ferlatte 1966-6-22 79 Siskiyou Josephine Lake basin. Trinity Alps. 1677 Comment
  UCD116311  Streptanthus tortuosus Robert E. Preston 1984-7-25 492 Siskiyou on summit slopes of Little Mt. Hoffman. 2196 Comment
  HSC61981  Streptanthus tortuosus var. tortuosus Al Hobart 25 Jul [year missing] Siskiyou Preston Peak 1982 Comment
  HSC76979  Streptanthus tortuosus var. tortuosus K. T. Stillman 1976-6-25 41 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  HSC18895  Streptopus amplexifolius J. O. Sawyer 1968-6-25 315 Siskiyou Along Horse Range Creek 1829 Comment
  CAS-BOT-BC516430  Streptopus amplexifolius Doris K. Kildale 1928-7-4 5479 Siskiyou 3 miles west of summit of divide between Sawyers Bar and Etna Comment
  CAS-BOT-BC48106  Suksdorfia ranunculifolia Lester Rowntree 1937-7-24 s.n. Siskiyou Caribou Lakes Comment
  JEPS74529  Suksdorfia ranunculifolia W. J. Ferlatte 1966-6-22 70 Siskiyou Josephine Lake basin; Trinity Alps, Josephine Lake basin 1676 Comment
  CAS-BOT-BC245850  Symphoricarpos Doris K. Kildale 1928-7-2 5384 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  CAS-BOT-BC269627  Symphoricarpos albus var. laevigatus D. K. Noyes 1911-9-29 30 Siskiyou Klamath National Forest Comment
  RSA43680  Symphoricarpos hesperius H. M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road. 1220 Comment
  CAS-BOT-BC234797  Symphoricarpos mollis John Thomas Howell 1937-7-23 13362 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC18989  Symphoricarpos mollis J. O. Sawyer 1969-8-5 1968 Siskiyou Along Sugar Creek. 1707 Comment
  SFV5181  Symphoricarpos mollis B. C. Templeton 1960-6-21 8559 Siskiyou Klamath Mountains Near the top of Scott Mountain. On mountain slopes. 1645 Comment
  CAS-BOT-BC245768  Symphoricarpos rotundifolius Gilbert J. Muth 1969-8-7 1259 Siskiyou Boulder Peak Ridge 2468 Comment
  HSC4014  Symphoricarpos rotundifolius var. rotundifolius R. C. Wunner 1965-8-21 468 Siskiyou California Lava Beds National Monument, 1/4 mile from Cinder Pit on Caldwell Butte. 1402 Comment
  JEPS40846  Symphyotrichum bracteolatum Geo. D. Butler 1908-8-11 291 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC97879  Symphyotrichum eatonii Alice Eastwood 1912-8-28 1954 Siskiyou Cantara Comment
  CAS-BOT-BC97876  Symphyotrichum eatonii Doris K. Kildale 1925-9-6 1278 Siskiyou Somes Bar, at junction of Salmon & Klamath River 274 Comment
  UC165286  Symphyotrichum foliaceum Geo. D. Butler 1910-8-13 1830 Siskiyou Quartz Valley Comment
  CAS-BOT-BC98955  Symphyotrichum foliaceum var. parryi W. R. Dudley 1901-8-18 s.n. Siskiyou Jackson's Lake, Salmon Mts. Comment
  CAS-BOT-BC97949  Symphyotrichum frondosum A. A. Heller 1917-9-7 12977 Siskiyou Shasta Valley two miles south of Grenada 914 Comment
  UC1192077  Symphyotrichum frondosum Verne Grant and Irving Schneider 1947-8-25 8281 Siskiyou west side of Tule Lake Comment
  HSC78313  Symphyotrichum hendersonii L. P. Janeway 1983-8-6 488 Siskiyou Poker Flat, upper part of lower portion of meadow 1524 Comment
  UC1037395  Symphyotrichum spathulatum Douglas Barbe 1955-7-26 261 Siskiyou nw slope of Scott Mountain along a dry ditch Klamath Mountains, Scott Mountain 1828 Comment
  JEPS109707  Symphyotrichum spathulatum var. yosemitanum Dean W. Taylor 2002-7-20 18256 Siskiyou Forest Road 17 ca. 3.3 miles west (above) junction with Stewart Springs Road, Parks Creek 1524 Comment
  OBI55463  Symphyotrichum spathulatum var. yosemitanum David J. Keil, Kathleen Keil 1992-7-21 23541 Siskiyou Klamath NF Se of Callahan. Forest Rd 40N08, 1.7 mi W of Scott Mtn rd (hwy 3) Comment
  CAS-BOT-BC99365  Symphyotrichum spathulatum var. yosemitanum W. R. Dudley 1901-8-25 s.n. Siskiyou Scott-Salmon Trail, Salmon Mts. Comment
  RSA789618  Taxus brevifolia var. reptaneta Richard W. Spjut 2010-7-4 16717 Siskiyou 19 road miles south of the Forks-of-the-Salmon, tributaries to the West Fork of Knownothing Creek, topotype. 1067 Comment
  CAS-BOT-BC447416  Tellima grandiflora Wm. F. Herrin 1920-5-1 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC332879  Tetradymia canescens J. William Thompson 1936-7-8 13164 Siskiyou Lava Beds National Monument Comment
  SD88376  Tetradymia canescens Darley F. Howe 1972-7-8 Siskiyou 9.5 miles north of Weed on Highway 97 1160 Comment
  UC375277  Thalictrum fendleri Geo. D. Butler 1910-7-8 1672 Siskiyou Shackelford Creek Comment
  JEPS60729  Thalictrum fendleri var. polycarpum Geo. D. Butler 1908-8-9 359 Siskiyou near Shackelford summit; Wooly Creek 1767 Comment
  JEPS80528  Thalictrum fendleri var. polycarpum Gilbert Muth 1966-7-17 408 F Siskiyou trail to Lookout Marble Mt. Wilderness Area 1889 Comment
  HSC78057  Thelypodium brachycarpum R. & G. Pederson 1979-9-18 Siskiyou Tulelake, Lower Klamath National Wildlife Refuge, islands 1238 Comment
  JEPS54069  Thelypodium brachycarpum W. L. Kleaver 1915-5-31 Siskiyou Yreka Comment
  POM273828  Thelypodium brachycarpum A. A. Heller 1927-8-2 14441 Siskiyou North end of Shasta Valley near the Klamath River Comment
  JEPS128490  Thelypteris nevadensis Dana York 2013-6-14 3170 Siskiyou Klamath National Forest, Siskiyou Wilderness, ca. 825 km N of Rasberry Lake just W of main trail. Comment
  UC1222603  Thermopsis macrophylla var. macrophylla Joseph P. Tracy 1950-7-20 19213 Siskiyou on road to Prospect Hill 5 mi se Flint Valley Comment
  CHSC63390  Thlaspi montanum var. montanum Vernon H. Oswald; Lowell Ahart 1994-7-11 6403 Siskiyou Forest Rd. 26 (to Mt. Shasta) at Gumboot Creek, ca. 0.5 mi NE of Gumboot Lake, W of Dunsmuir. On a roadside bank near the creek. 1783 Comment
  JEPS54046  Thlaspi montanum var. montanum W. L. Jepson 1907-7-5 2842 Siskiyou Marble Mt. Comment
  HSC36872  Thysanocarpus curvipes J. P. Smith 1974-5-25 7517 Siskiyou Along Rd. 8, 2.4 mi. W of its junction with Hwy. 3 976 Comment
  CHSC43138  Tiarella trifoliata var. unifoliata R. Banchero 1982-8-20 650 Siskiyou Ca 6 mi n of Happy Camp. N 1/2 mi from jct of F. S. roads 18N24 and 18N15. 975 Comment
  RSA184798  Tofieldia glutinosa subsp. occidentalis Gilbert Muth 1966-8-3 499 Siskiyou Marble Valley, water source spring, Marble Mountains 1793 Comment
  RSA275403  Tofieldia glutinosa subsp. occidentalis J. P. Smith, Steve Selva 1970-7-18 4481 Siskiyou Hanging bog at Kangaroo Lake. 1890 Comment
  UC163801  Tofieldia occidentalis subsp. occidentalis Geo. D. Butler 1910-7-9 1702 Siskiyou pond, Shackleford Creek 1219 Comment
  RSA141252  Tolmiea menziesii G. Ledyard Stebbins, A. A. Beetle 1942-6-1 3274 Siskiyou Along Klamath River, at Swillup Creek Ranger Station. 256 Comment
  UC164324  Tonella tenella Geo. D. Butler 1909-4-18 626 Siskiyou near Yreka Comment
  CDA7719  Tragopogon dubius T. C. Fuller 1959-10-14 3127 Siskiyou Highway 99, north limits of Mt. Shasta City. 0 Comment
  HSC46950  Tragopogon dubius William J. Ferlatte 1974-7-16 1550 Siskiyou Big Flat near South Fork of the Salmon River, 100 yds. W of campground 1524 Comment
  RSA82893  Tragopogon dubius J. M. Tucker 1950-7-24 1945 Siskiyou On outskirts of the town of Mt. Shasta. Comment
  UCD136889  Tragopogon dubius J. M. Tucker 1950-7-24 1945 Siskiyou Outskirts of town of Mt. Shasta. Comment
  HSC62273  Triantha occidentalis subsp. occidentalis Ruby Van Deventer Aug 1957 Siskiyou Youngs Valley. Comment
  HSC68358  Trientalis latifolia J. P. Smith 1973-5-5 6508 Siskiyou Along Cook and Green Pass Rd. Comment
  UC166586  Trientalis latifolia Geo. D. Butler 1910-5-23 1392 Siskiyou Humbug Mountain 1219 Comment
  CHSC86676  Trifolium cyathiferum Jenny Marr 1993-7-1 59 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  SBBG25902  Trifolium cyathiferum D. Myrick 1966-8-9 1513 Siskiyou Mountain Meadow Ranch, Big Flat 1524 Comment
  POM312879  Trifolium cyathiferum H. L. Mason 1948-7-17 13604 Siskiyou Eastern Grass Lake, in forested hills Comment
  CHSC4556  Trifolium dubium J. E. Bowlin 1967-7-18 60 Siskiyou On roadside, ca. 4 mi w of Mount Shasta Ski Bowl. 2133 Comment
  CHSC71483  Trifolium eriocephalum subsp. eriocephalum Vernon H. Oswald; Lowell Ahart 1998-7-21 9340 Siskiyou Northeast of Weed and east of Grass Lake on the south side of Tennant Rd. 0.2 mi southeast of Old State Hwy. to Bray and on the east side of the intermittent stream draining Dry Lake. 1402 Comment
  JEPS2899 Image available Trifolium eriocephalum var. eriocephalum Geo. D. Butler 1908-8-3 384 Siskiyou Log Lake Shacklesford Creek 1524 Comment
  CHSC91386  Trifolium hirtum Lowell Ahart; John Dittes 2005-6-10 12074 Siskiyou Overflow area, on the north side of the Shasta River, about 100 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
  HSC62272  Trifolium howellii Ruby Van Deventer Aug 1957 Siskiyou Youngs Valley. Comment
  HSC68986  Trifolium howellii Maralyn A. Renner 1980-7-24 2045 Siskiyou Lily Pad Lake 1768 Comment
  JEPS48903  Trifolium hybridum Geo. D. Butler 1908-7-8 387 Siskiyou near Yreka (Butler's Ranch, along creek) Comment
  JEPS82520  Trifolium longipes Gilbert Muth 1966-8-3 500 Siskiyou Marble Valley horse pasture Marble Mtn Wilderness Area 1792 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
  UCD111282  Trifolium longipes L. Whitney 1934-6-10 s.n. Siskiyou location unknown. 1463 Comment
  RSA237890  Trifolium longipes subsp. elmeri Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1298 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
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Dec 10 2015
  UC618762  Trifolium longipes var. hansenii W. B. Cooke 1938-7-1 11151 Siskiyou below Wagon Camp; Mt. Shasta 1676 Comment
  HSC18993  Trifolium productum J. O. Sawyer 1969-7-7 1086 Siskiyou Little Duck Lake 1966 Comment
  JEPS128458  Trifolium productum Julie Kierstead Nelson with Martin Lenz 2015-6-18 2015 -059 Siskiyou Headwaters of West Fork Parks Creek, 2 miles NNE of China Mountain; 7 miles W of town of Weed. Comment
  HSC18968  Trillium ovatum G. L. Clifton, Griswold 1979-6-28 6140 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  RSA78846  Trillium ovatum Philip A. Munz 1952-7-2 17889 Siskiyou Road to Baldy Mountain, NW of Happy Camp, Siskiyou Mtns. 1524 Comment
  RSA234819  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1969-7-5 932 Siskiyou Northeast shore of Taylor Lake. Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC1024700  Trisetum canescens L. Whitney 1934-6-27 2145 Siskiyou 1706 Comment
  UCD93876  Trisetum canescens R. Tofsrud 1948-8-1 s.n. Siskiyou Near summit of road between Happy Camp and O'Brien Oregon. Comment
  UC53708  Trisetum spicatum W. L. Jepson 1895-1 Siskiyou Shasta Comment
  UCD94373  Trisetum spicatum R. Tofsrud 1948-8-1 s.n. Siskiyou Panther Meadow, Mt. Shasta. 2438 Comment
  UC15040  Triteleia crocea W. P. Gibbons May 1896 Siskiyou Comment
  UC705592  Triteleia crocea Marion Ownbey and D. H. Brown 1941-6-22 2419 Siskiyou just s Craggy Mountain (nw of Yreka) Comment
  CAS-BOT-BC522340  Triteleia hyacinthina W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klink's Meadow Comment
  CAS-BOT-BC522344  Triteleia hyacinthina Geo. D. Butler 1909-5-31 785 Siskiyou Hawkinsville Comment
  RSA666433  Triteleia hyacinthina Barbara Ertter 1990-7-15 9369 Siskiyou ca 1 mile east of Toad Lake at head of Middle Fork Sacramento River, ca. 8 air miles west of Mount Shasta City. 1982 Comment
  CAS-BOT-BC524321  Triteleia ixioides subsp. anilina L. E. Smith 1913-6-12 360 Siskiyou Sisson 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
  RSA331960  Tsuga mertensiana W. Wisura, D. Kelly 1985-7-30 4076 Siskiyou Along forestry road 47N63 near Siskiyou Summit, N of Horse Creek on Hwy 96. Comment
  CAS-BOT-BC74093  Turritis glabra Alice Eastwood 1921-7-25 10851 Siskiyou Bigelows, McCloud River. Comment
  CAS-BOT-BC74096  Turritis glabra John Thomas Howell 1939-8-6 15088 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  CAS-BOT-BC91279  Umbellularia californica Doris K. Kildale 1929-7-20 8536 Siskiyou Trail to Preston Peak along South Fork of Indian Creek. 2743 Comment
  HSC18869  Umbellularia californica J. O. Sawyer 1968-9-10 673 Siskiyou 1524 Comment
  HSC27590  Umbellularia californica Carl W. Mize 1972-6-21 73 Siskiyou Along trail 320 Comment
  CAS-BOT-BC91273  Umbellularia californica Berta B. Kessel 1959-10-24 s.n. Siskiyou Pick-a-wish Forest Camp, about 8 miles south of Happy Camp. Comment
  UCD121866  Utricularia minor Barry Rice 2007-7-7 BR 070701 Siskiyou Lower Cliff Lake. 1747 Comment
  POM283898  Utricularia vulgaris subsp. macrorhiza H. E. Brown 1897-6-11 s.n. Siskiyou North side of Mt. Shasta. 1524 Comment
  RSA262494  Vaccinium D. V. Hemphill 1974-7-28 s.n. Siskiyou Stanshaw Trail, 1/4 miles south of Jawbone Camp, Marble Mountain Wilderness Area. 1555 Comment
  CHSC69747  Vaccinium cespitosum Loren Gehrung 1996-9-19 107 Siskiyou Scott Camp Ck, near Methodist Church Camp. 1 airmile NW of Castle Lake. Plants between creek and USFS Rd 39N46. 1505 Comment
  HSC761  Vaccinium cespitosum William J. Ferlatte 1966-7-7 205 Siskiyou Caribou Basin 1982 Comment
  HSC7936  Vaccinium cespitosum Dorothy Parker 1949-7-10 348 Siskiyou Near Paradise Lake, Salmon Mtn. 1982 Comment
  LA44627  Vaccinium cespitosum H. Lewis; M. Lewis 1951-7-12 sn Siskiyou Mt. Shasta, Panther Meadow, S side Comment
  CAS-BOT-BC199230  Vaccinium membranaceum Louis C. Wheeler 1934-8-16 3162 Siskiyou Klamath National Forest. Johnson Dairy 1645 Comment
  HSC19370  Vaccinium membranaceum J. O. Sawyer 1968-7-22 255 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC22413  Vaccinium membranaceum J. O. Sawyer 1969-8-1 1606 Siskiyou Horseshoe Lake 1921 Comment
  HSC60770  Vaccinium membranaceum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  HSC67665  Vaccinium membranaceum John Palmer 1980-7-24 583 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  RSA238837  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 764 Siskiyou East side of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC199479  Vaccinium parvifolium Doris K. Kildale 1929-7-20 8725 Siskiyou Trail from Elk Lick to Raspberry Lake, Indian Creek 1828 Comment
  HSC69742  Vaccinium parvifolium Maralyn A. Renner 1980-6-26 1274 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  CAS-BOT-BC199486  Vaccinium scoparium Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Margin of Cedar Lake, Trinity Mts. 1828 Comment
  HSC30274  Vahlodea atropurpurea William J. Ferlatte 1971-9-18 1377 Siskiyou Caribou Basin, lower slope of Sawtooth Ridge. 2195 Comment
  UCR219536  Valeriana sitchensis R. F. Thorne, Frederick W. Oettinger 1969-8-4 63361 Siskiyou Salmon Mountains, Klamath National Forest, Marble Mountain Wilderness Area, vicinity of English Peak 2098 Comment
  RSA761682  Valeriana sitchensis subsp. sitchensis Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63361 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. Comment
  JEPS5118  Valerianella locusta Geo. D. Butler 1909-5-2 729 Siskiyou near Yreka Comment
  CHSC71517  Ventenata dubia Vernon H. Oswald; Lowell Ahart 1998-7-21 9336 Siskiyou Northeast of Weed and east of Grass Lake at a gravel pit on the south side of Tennant Rd. 0.4 mi southeast of Old State Hwy. to Bray. 1402 Comment
  RSA183712  Veratrum californicum Gilbert Muth 1965-8-3 151 Siskiyou Marble Valley, Marble Mts. Comment
  CAS-BOT-BC135748  Veratrum insolitum Wayne Roderick 1967-7-24 s