Search Results — 2000 specimen records retrieved (1349 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1409510  Abies Frederick W. Oettinger 1969-8-25 1547 Siskiyou Tom Taylor Cabin Salmon Mountains, Marble Mountain Wilderness Area (w Siskiyou Co., high lake basins in vicinity of English Peak) 2048 Comment
  RSA237368  Abies amabilis Frederick W. Oettinger 1967-8-26 331 Siskiyou Around Diamond Lake; tree at south side of lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  CAS-BOT-BC78104  Abies magnifica John Thomas Howell 1937-7-26 13530 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  RSA12616  Abies magnifica C. B. Wolf 1934-7-5 5969 Siskiyou Siskiyou Mountains; 2 8/10 miles from Dry Lake Lookout on road to Horse Creek. 2134 Comment
  HSC29634  Abies procera Frederick W. Oettinger 1968-9-10 810 Siskiyou Marble Mtn. Wilderness Area, N of peak near English Lake. Bulk Collection #51 2104 Comment
  HSC4977  Abies procera J. O. Sawyer 1968-9-9 669 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  RSA537381  Acer circinatum Walter Wisura, J. Romero 1991-10-16 4591 Siskiyou 3.8 miles from north end of Dusmuir along old road to town of Mt. Shasta Comment
  SEINET10494122  Acer circinatum LeRoy E. Detling 1947-6-4 Detling 6123 Siskiyou Slater butte, klamath nat'l. Forest; sec. 14 T17n r7e; vegetation type: douglas Fir, oak forest; (humboldt mer.) Assoc. Veg: pseudotsuga taxifolia, quercus Kelloggii, q. Chrysolepis, arbutus mensiesii; pysiography: mountian slope; Rocky clay loam; mod. Dry; partial shade; fairly common; n.w.exposure 853 Comment
  JEPS109261  Acer glabrum D. W. Taylor 2002-8-7 18295 Siskiyou Trinity Mountains; Mears Creek, cirque in very highest headwaters of the creek, ca 0.5 air miles SE of Tamarack Lake. Comment
  CAS-BOT-BC331045  Acer glabrum var. glabrum Milo S. Baker 1926-8-22 295 b-26 Siskiyou Mineral to Sulphur Springs 1767 Comment
  JEPS42664  Acer macrophyllum Geo. D. Butler 1909-5-31 767 Siskiyou Humbug Comment
  POM87431  Acer macrophyllum Geo. D. Butler 1910-4-24 1236 Siskiyou Shakleford Creek Comment
  HSC2410  Achillea millefolium William J. Ferlatte 1966-8-5 334 Siskiyou Caribou Mtn. 2470 Comment
  HSC99670  Achillea millefolium G. L. Clifton, Griswold 1979-6-28 6119 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  UC1483458  Achillea millefolium Maralyn A. Renner 1980-7-23 1927 Siskiyou on w side <along> Pacific Coast Trail Upper Devils Peak; Klamath National Forest, Seiad Valley Quad., Pacific Coast T 1767 Comment
  HSC68423  Achillea millefolium Maralyn A. Renner 1980-1-10 872 Siskiyou Ridge 1 mile south of Greenhorn Road and 1 mile east of Mill Creek 1341 Comment
  CDA24385  Achlys triphylla T. C. Fuller 1958-6-18 1818 Siskiyou Summit of Siskiyou Mountains along road between Cave Junction & Happy Camp. 0 Comment
  CAS-BOT-BC218014  Achnatherum thurberianum Elmer I. Applegate 1935-6-8 9442 Siskiyou Pera Paw Cave, Lava Beds National Monument Comment
  CHSC91226  Achnatherum thurberianum Lowell Ahart; John Dittes 2005-6-9 12027 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
  CHSC91384  Achyrachaena mollis Lowell Ahart; John Dittes 2005-6-10 12113 Siskiyou Rocky hillside, north of the rock fence, about 100 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  UC166597  Achyrachaena mollis Geo. D. Butler 1910-5-8 1312 Siskiyou drylands near Yreka Comment
  UCD103800  Acmispon americanus var. americanus A. A. Heller 1914-8-25 11701 Siskiyou Deetz Station near Black Butte. 1158 Comment
  UC1483534  Aconitum columbianum John Palmer 1980-8-12 699 Siskiyou s.e. Wards Gap; Klamath Nat'l Forest, Condry Mt. Quad. 1188 Comment
  UCD77302  Aconitum columbianum Robert E. Preston 2001-7-20 1682 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, T42N R1W se 1/4 of ne 1/4 Section 14 1712 Comment
  UCD95368  Aconitum columbianum A. H. Murphy 1956-8-16 56 FF Siskiyou Tangle Blue Lake. 1767 Comment
  CAS-BOT-BC391506  Aconitum columbianum subsp. columbianum L. E. Smith 1913-7-27 498 Siskiyou McCloud Comment
  CAS-BOT-BC391518  Aconitum columbianum subsp. columbianum Alice Eastwood 1912-8-30 1989 Siskiyou Mount Eddy Comment
  CAS-BOT-BC391524  Aconitum columbianum subsp. columbianum H. E. Brown 1897-6-15 514 Siskiyou On the North side of Mt. Shasta 2743 Comment
  SEINET10619648 Image available Aconitum columbianum subsp. viviparum H. E. Brown 1897-7-1 Brown 514 Siskiyou Collected south side Mt. Shasta, Siskiyou County. 1524 Comment
  POM365536  Aconitum columbianum var. columbianum Chadwick 1911-07 s.n. Siskiyou Shasta Springs. 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-BC413843  Aconogonon davisiae J. M. Tucker 1948-8-2 1760 Siskiyou Panther Meadows, Mt. Shasta 2407 Comment
  UCD98559  Aconogonon newberryi R. Tofsrud 1948-8-2 s.n. Siskiyou Near Panther Meadow, Mt. Shasta. Comment
  CAS-BOT-BC391706  Actaea rubra Doris K. Kildale 1928-7-2 5415 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  UCD95421  Actaea rubra John M. Tucker 1963-7-7 3719 Siskiyou ca. 1/4 mile down the trail (north of) from the lake. Paradise Lake, at the base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1981 Comment
  CAS-BOT-BC29320  Adenocaulon bicolor Doris Kildale 1929-7-21 8745 Siskiyou Elk Lick, south fork Indian Creek Comment
  HSC22443  Adenocaulon bicolor J. O. Sawyer 1969-6-12 917 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  CAS-BOT-BC68958  Adiantum aleuticum Lemmon 1881-7-1 s.n. Siskiyou Near Shasta Comment
  UCSB51234  Adiantum aleuticum Almanza, Ed 1976-7-15 Siskiyou O' Neill Creek (eastern tributary to Klamath River), State Hwy 96 238 Comment
  CDA1647  Aegilops cylindrica T. C. Fuller 1958-6-19 1611 Siskiyou RR siding, Montague. 0 Comment
  HSC2395  Agastache urticifolia William J. Ferlatte 1966-8-18 425 Siskiyou Willow Creek Trail. 1707 Comment
  HSC4988  Agastache urticifolia J. O. Sawyer 1968-7-23 604 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake, Brown's Meadow 1829 Comment
  UC1040749  Ageratina occidentalis B. Crampton 1956-8-21 3843 Siskiyou bench just below junction of Middle Fork with South Fork Sacramento River 1112 Comment
  CAS-BOT-BC29453  Ageratina occidentalis Nora Pettibone; Frank W. Hubby 1894-8-10 s.n. Siskiyou Upper Soda Springs Comment
  CAS-BOT-BC29456  Ageratina occidentalis Doris K. Kildale 1928-8-18 6414 Siskiyou North Fork Salmon River at Trinity Camp Comment
  HSC19166  Ageratina occidentalis J. O. Sawyer 1969-8-2 1663 Siskiyou SE facing slope above Little Duck Lake 1951 Comment
  CAS-BOT-BC15477  Agoseris X dasycarpa Elmer I. Applegate 1923-8-19 3897 Siskiyou Medicine Lake Comment
  HSC29241  Agoseris aurantiaca Frederick W. Oettinger 1968-8-14 512 Siskiyou Marble Mountain Wilderness area; below Tom Taylor Cabin 2012 Comment
  RSA183696  Agoseris aurantiaca Gilbert Muth 1965-8-12 215 Siskiyou Marble Mountains: Marble Valley Comment
  UC609358  Agoseris aurantiaca var. aurantiaca Eleanor Burks Hart 1938-8-21 Siskiyou Upper Wright Lake Upper Wright Lake 2225 Comment
  CHSC98747  Agoseris glauca var. monticola L. P. Janeway; B. Castro 2007-7-29 9139 Siskiyou High Cascade Range. Medicine Lake Highlands; Pumice Stone Mountain, very steep north-facing slope near the top of the northwest-trending shoulder. 2067 Comment
  CAS-BOT-BC15387  Agoseris grandiflora var. grandiflora A. A. Heller 1916-7-20 12555 Siskiyou Metcalf's Ranch, NE base of Mt. Eddy 1188 Comment
  UC163883  Agoseris grandiflora var. grandiflora Geo. D. Butler 1910-5-26 1367 Siskiyou Yreka Yreka Comment
  UC585113  Agoseris grandiflora var. grandiflora E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1940 Siskiyou about 8 mi s of Yreka 822 Comment
  CAS-BOT-BC22778  Agoseris heterophylla LeRoy Abrams 1926-7-4 11223 Siskiyou 1 mile west of Shasta City on road to Abrams Lake Comment
  UC163889  Agoseris heterophylla var. heterophylla Geo. D. Butler 1910-6-4 1495 Siskiyou Shackleford Creek Comment
  UC163888  Agoseris retrorsa Geo. D. Butler 1910-5-15 1347 Siskiyou Greenhorn Mountains 1066 Comment
  RSA238757  Agoseris retrorsa Frederick W. Oettinger 1969-7-11 985 Siskiyou Near summit of 'Little Medicine Mountain' (north of Hancock Lake). Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  CAS-BOT-BC110737  Agropyron Melissa A. Berry 1957-7-2 s.n. Siskiyou Scott Valley. 822 Comment
  SEINET5335956  Agrostis alba B. Cooke 1939-8-22 13880 Siskiyou Mount Shasta, Wagon Camp Transition Zone 1737 Comment
  CAS-BOT-BC126981  Agrostis exarata Wm. Bridge Cooke 1938-7-29 11410 Siskiyou Mount Shasta. Above Bear Springs. 1676 Comment
  SEINET7593586 Image available Agrostis exarata F. W. Oettinger 1969-1 1499 Siskiyou north side of Horse's Hole meadows, Horse Range Lake, Salmon Mountains 1859 Comment
  CAS-BOT-BC139562  Agrostis gigantea David D. Keck 1938-8-7 4857 Siskiyou Scott mountain Lodge, 2 miles east of Callahan, on east Fork of Scott River at junction with Mill Creek. 1000 Comment
  CAS-BOT-BC139348  Agrostis idahoensis Elmer I. Applegate 3841 Siskiyou Medicine Lake, west side. 1981 Comment
  HSC21989  Agrostis pallens J. O. Sawyer 1969-8-1 1632 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC30514  Agrostis pallens Frederick W. Oettinger, R. F. Thorne 1969-8-6 1230 Siskiyou Marble Mtn. Wilderness Area, S of Pine Lake on the face of a steep cliff, between crevices. 1921 Comment
  HSC30521  Agrostis pallens Frederick W. Oettinger 1969-9-3 1612 Siskiyou Marble Mtn. Wilderness Area, Shasta Ridge 2073 Comment
  RSA239065  Agrostis pallens Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1155 Siskiyou Above Sundew Bog, English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC138698  Agrostis scabra Copeland 1903-9-5 3799 Siskiyou Igerna. Comment
  UCD53370  Agrostis scabra Robert E. Preston 2001-8-26 1763 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, Hemlock Lake. 1883 Comment
  RSA211225  Agrostis stolonifera William J. Ferlatte 1967-8-17 952 Siskiyou Trinity Alps; Yellow Rose Mine. 1982 Comment
  UC1265424  Agrostis stolonifera Frederick W. Oettinger 1968-9-8 790 Siskiyou cliffs s English Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area, English P 1645 Comment
  CAS-BOT-BC138481  Agrostis variabilis John Thomas Howell 1939-8-9 15214 Siskiyou Sky High Valley, Marble Mountains. 1828 Comment
  HSC22461  Agrostis variabilis J. O. Sawyer 1969-8-5 1962 Siskiyou Slopes W of S Sugar Creek 1799 Comment
  UC375198  Allium acuminatum Geo. D. Butler 1910-5-17 1357 Siskiyou Yreka hills Comment
  CAS-BOT-BC459431  Allium acuminatum Alice Eastwood 1912-7-20 1249 Siskiyou Hornbrook Comment
  CAS-BOT-BC462371  Allium amplectens Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC462990  Allium bolanderi C. L. Hitchcock; J. S. Martin 1939-7-9 5309 Siskiyou 1 mile above Bucher's Ranch, Canyon Creek, ca. 3 miles west of Turner's Camp 1219 Comment
  HSC45484  Allium bolanderi var. bolanderi Maralyn O'Meara 1974-5-25 431 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  SEINET3883864  Allium bolanderi var. mirabile D. W. McNeal 1992-5-16 3910 Siskiyou Above the dirt rd. running nw. from Hilt, 4.8 mi. nw. of Interstate #5 at the HIlt exit.; 0 Comment
  CAS-BOT-BC465426  Allium campanulatum Wm. Bridge Cooke 1939-7-7 13598 Siskiyou Along the Wagon Camp road just below Wagon Camp, Mount Shasta 1676 Comment
  RSA68940  Allium campanulatum A. E. Culbertson 1943-7-5 18 Siskiyou Castle Lake, 14 miles SW of Mt. Shasta on north side of a 6600 eastern spur of Trinity Mountains; 2000 above Sacramento River. Within 10 air miles of its headwaters to the west. 1657 Comment
  UC609359  Allium campanulatum Eleanor Burks Hart 1938-8-20 940 Siskiyou below Red Cap (upper end of Big Meadow); Big Meadow 2225 Comment
  UC1561870  Allium falcifolium Barbara Ertter with Thomas J. Delendick 1987-5-17 6968 Siskiyou Summit Scott Mt. (1/2 mi e. of Rt. 3 on FR 40N08) 1706 Comment
  JEPS25575  Allium obtusum var. obtusum Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7200 Siskiyou upper edges of Panther Meadow, sw slopes of Mount Shasta Mount Shasta, Panther Meadow 2286 Comment
  RSA60650  Allium parvum Dorothy Parker 1946-4-11 122 Siskiyou Plowman s Valley. 1189 Comment
  JEPS96555  Allium siskiyouense Dean W. Taylor 1997-6-11 16042 Siskiyou Moffett Creek, Scott River drainage, head Sissel Gulch 1676 Comment
  RSA367151  Allium validum Laura Witherspoon 1977-7-30 s.n. Siskiyou Flint Valley. 1341 Comment
  UC618907  Allotropa virgata W. Bridge Cooke 1938-7-15 11227 Siskiyou Mount Shasta 2133 Comment
  POM212071  Alnus incana subsp. tenuifolia C. B. Wolf 1930-10-22 1752 Siskiyou 1 mile W of Mt Shasta City. 1067 Comment
  UC484055  Alnus incana subsp. tenuifolia Carl B. Wolf 1930-10-22 1752 Siskiyou 1 mi w Mt. Shasta City 1066 Comment
  RSA184765  Alnus viridis subsp. sinuata Gilbert Muth 1966-7-29 462 Siskiyou Marble Valley, by waterfall, Marble Mountains. 1829 Comment
  UC5362  Alnus viridis subsp. sinuata Harley P. Chandler Jun 1901 1618 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges 2133 Comment
  HSC26522  Alopecurus aequalis J. P. Smith, Steve Selva 1970-7-16 4385 Siskiyou Along Klamath River, 2 mi. W of Seiad Creek 518 Comment
  SEINET3917663  Alopecurus aequalis J. P. Smith, Steve Selva 1970-7-16 4385 Siskiyou Along Klamath River 2 miles west of Seiad Creek.; 0 518 Comment
  RSA580862  Alopecurus aequalis var. aequalis L. C. Wheeler 1934-6-22 2751 Siskiyou Cottonwood Creek, Siskiyou Mountains. Mt. Diablo Mer. 915 Comment
  CDA3624  Alyssum alyssoides Vernon H. Oswald & Lowell Ahart 1998-6-11 9178 Siskiyou Shasta National Forest plantation on the west side of Hwy. 97 2.2 miles northeast of Lake Shastina-Big Springs Rd., northeast of Weed. Comment
  CAS-BOT-BC18599  Alyssum alyssoides William Bridge Cooke 1940-6-7 15113 Siskiyou Along the side of the Pacific Highway between Mount Shasta City and Black Butte. (US99) 1219 Comment
  UC1213791  Alyssum alyssoides Jean Langenheim 1957-5-19 4341 Siskiyou along rd. between Gazelle and Callahan Comment
  UC163666  Amaranthus blitoides Geo. D. Butler 1910-8-5 1812 Siskiyou Yreka Comment
  CAS-BOT-BC142916  Amelanchier Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou West side of Bumboot Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC142918  Amelanchier Doris K. Kildale 1929-5-31 9122 Siskiyou Cecilville, South Fork of Salmon River Comment
  JEPS123489  Amelanchier alnifolia var. semiintegrifolia E. T. Doucette 2013-5 13 -114 Siskiyou SkiPark Highway Pierce. Comment
  CAS-BOT-BC26878  Amelanchier gracilis Amos Arthur Heller 1905-6-5 7970 Siskiyou Between Shasta Retreat and Shasta Springs Comment
  HSC73314  Amelanchier pallida Gail Newton 1980-6-20 449 Siskiyou Near Bald Mtn. 1097 Comment
  HSC99818  Amelanchier pallida G. L. Clifton, Griswold 1979-6-27 6091 Siskiyou Near Shackleford Creek, close to the town of Greenview 1342 Comment
  CAS-BOT-BC136887  Amelanchier utahensis Doris K. Kildale 1928-7-4 5518 Siskiyou Summit of Divide between Salmon River & Scott Valley Comment
  CAS-BOT-BC136908  Amelanchier utahensis Doris K. Kildale 1928-7-1 5327 Siskiyou Forks of Salmon Comment
  CAS-BOT-BC136916  Amelanchier utahensis Roxana S. Ferris; Laura Lorraine 1948-6-12 11889 Siskiyou Scott Mt. Rd. so. of Callahan 1463 Comment
  RSA465170  Anagallis arvensis Edwin Kline 1920-6-24 14839 Siskiyou Siskiyou Mts. Comment
  RSA34228  Anaphalis margaritacea C. B. Wolf 1927-8-27 1148 Siskiyou Klamath River, 10 miles above mouth of Salmon Comment
  JEPS20045  Androsace elongata subsp. acuta George D. Butler 1909-3-7 579 Siskiyou near Yreka (Butcher Hill); Butcher Hill Comment
  CAS-BOT-BC391804  Anemone deltoidea Alice Eastwood; John Thomas Howell 1937-6-26 5035 Siskiyou Salmon Mts. 5 miles sw. of Etna Comment
  CDA24185  Anemone deltoidea T. C. Fuller 1958-6-18 1819 Siskiyou Summit of Siskiyou Mountains along road between Cave Junction & Happy Camp. 0 Comment
  HSC29427  Anemone deltoidea Frederick W. Oettinger 1968-8-6 429 Siskiyou Marble Mtn. Wilderness Area, SE corner of Hancock Lake 1905 Comment
  UC1409279  Anemone deltoidea Frederick W. Oettinger 1968-8-6 429 Siskiyou se corner Hancock Lake (Salmon Mtns, w Siskiyou Co., vicinity of English Pk); Salmon Mtns, Marble Mtn Wilderness Area 1935 Comment
  CAS-BOT-BC391791  Anemone deltoidea C. R. Quick 1950-6-21 50 -04 Siskiyou Upper Hungry Creek drainage, west of Hilt and east of Beaver Creek Comment
  CAS-BOT-BC391931  Anemone lyallii W. R. Dudley 1893-6-20 s.n. Siskiyou Near Castle Lake, Mt Shasta region Comment
  CAS-BOT-BC210241  Anemone multifida var. multifida Dana York 2011-8-12 3044 Siskiyou Marble Mountain Wilderness. Klamath National Forest, Marble Mountain 2075 Comment
  CAS-BOT-BC391980  Anemone occidentalis Robert F. Thorne; Fred Oettinger 1969-8-10 38993 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta 2438 Comment
  HSC58915  Anemone occidentalis Marvin Butler 1971-7-14 137 Siskiyou Near El Capitan 2073 Comment
  RSA259561  Anemone occidentalis J. P. Smith, J. O. Sawyer 1973-8-14 7321 Siskiyou Hillside W of Cliff Lake 1982 Comment
  HSC71279  Angelica arguta J. M. DiTomaso 1980-7-23 1784 Siskiyou End of road to Lily Pad Lake below Kangaroo Peak, 25 mi. N of Seiad 1524 Comment
  UC630390  Angelica arguta Annetta Carter 1939-8-20 1460 Siskiyou 12 mi sw of Etna (trail from Zarina MIne to Taylor Lake, Salmon Mountains); Salmon Mountains 1767 Comment
  UCD127105  Angelica arguta R. Tofsrud 1948-8-3 s.n. Siskiyou Siskiyou-Del Norte (Oregon) County Line: Summit of Happy Camp, Waldo (Oregon) Road. 1554 Comment
  SEINET2030056 Image available Anisocoma acaulis C. L. Hitchcock 1940-3-23 5834 Siskiyou Red Rock Canyon Comment
  HSC44892  Antennaria argentea Maralyn O'Meara 1974-5-25 406 Siskiyou Along road to Duck Lakes trail 1402 Comment
  JEPS120182  Antennaria argentea Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -054 Siskiyou Headwaters of South Fork Willow Creek, foothills of N side Scott Mountain. Along Rd. 42N42Y .2 mi. E of junction with 42N19 Comment
  JEPS13171  Antennaria geyeri W. L. Jepson 1940-7-1 20085 Siskiyou 6 mi e Fowler's Camp; McCloud River 975 Comment
  UC336311  Antennaria geyeri unknown 1889-6-27 Siskiyou Edgwood Comment
  CAS-BOT-BC58714  Antennaria geyeri Ralph K. Gierisch 1968-8-6 3364 Siskiyou Shasta-Trinity National Forest 1310 Comment
  CAS-BOT-BC58722  Antennaria geyeri Alice Eastwood 1912-7-15 1061 Siskiyou Near McCloud Comment
  HSC68513  Antennaria howellii Maralyn A. Renner 1980-6-26 1079 Siskiyou N edge of Flint Valley 1390 Comment
  HSC64918  Antennaria media D. L. Goforth 1979-7-19 263 Siskiyou Trinity Alps Wilderness Area, Caribou Lakes Basin, Upper Lake area. 2134 Comment
  RSA607256  Antennaria media L. C. Wheeler 1935-7-23 3690 Siskiyou Jaynes Canyon. Siskiyou Mts., Mt. Diablo Mer. 1951 Comment
Read comments
Jul 18 2011
  CAS-BOT-BC280674  Anthoxanthum nitens Gus Hormay 1944-7-19 s.n. Siskiyou Kuck's Cabin, Bald Mountain, west of Mount Hebron 1828 Comment
  JEPS49791  Apocynum androsaemifolium Geo. D. Butler 1908-8-1 76 Siskiyou Caldwell Ranch near Yreka Comment
  POM75779  Apocynum androsaemifolium subsp. pumilum Edward Palmer 1892-7-13 2522 Siskiyou Mount Shasta and vicinity Comment
  SD76154  Apocynum cannabinum Helen V. Witham 1969-10-7 581 Siskiyou At bridge to Indian Scotty Campground 10 miles west of Fort Jones 700 Comment
  RSA45334  Apocynum cannabinum Dorothy Parker 1947-7-14 s.n. Siskiyou In Howman s Valley 1204 Comment
  CAS-BOT-BC392018  Aquilegia Alice Eastwood 1922-10-18 11538 Siskiyou Shasta Springs Comment
  RSA366903  Aquilegia formosa Bonnie C. Templeton 1960-6-21 8541 Siskiyou Near summit of Scott Mt. 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
  UC635102  Aquilegia formosa Dorothy Tebbe 1929-6-25 24 Siskiyou Mount Eddy Comment
  UCD77343  Aquilegia formosa Robert E. Preston 2001-6-23 1601 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W nw 1/4 of nw 1/4 Section 23 2011 Comment
  POM332443  Aquilegia formosa J. P. Smith, Steve Selva 1970-6-15 3975 Siskiyou 1 mile W of junction Calif. 3 and road 8 leading to Sugar Creek. 1159 Comment
  HSC69383  Aquilegia formosa var. formosa Maralyn A. Renner 1980-7-24 1954 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  RSA211138  Aquilegia formosa var. truncata William J. Ferlatte 1966-8-3 273 Siskiyou Josephine Lake basin. 1677 Comment
  HSC22397  Arabis divaricarpa J. O. Sawyer 1969-7-24 1469 Siskiyou NW facing slope SW of Sugar lake. 1829 Comment
  RSA0126148  Arabis divaricarpa Frederick W. Oettinger 1969-7-11 974 Siskiyou Bank of Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1936 Comment
  CAS-BOT-BC65370  Arabis eschscholtziana R. C. Wenk 2005-7-16 252 Siskiyou South Fork of the Salmon River, south end of Big Flat Meadow. 1493 Comment
  SEINET3899885  Arabis holboellii var. retrofracta C. Leo Hitchcock, J. P. Martin 1939-7-9 5310 Siskiyou Between King's Castle and Black Mt.; 0 1829 Comment
  HSC90570  Arabis puberula Jennifer Whipple 1976-6-11 961 Siskiyou S face of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  HSC79314  Arabis repanda D. H. Norris 1968-7-29 2210 Siskiyou Along trail from Big Flat to Yellow Rose Mine 1677 Comment
  HSC6571  Arabis subpinnatifida Lincoln Constance, R. C. Rollins 1942-5-14 2923 Siskiyou Road to Walker Post Office, 4 mi. W of Yreka 1220 Comment
  HSC96171  Arceuthobium campylopodum R. L. Mathiasen 2005-3-12 531 Siskiyou 0.8 km N of Hwy. 89 on FS Rd. 88 (road to Mt. Shasta Ski Park), Shasta-Trinity National Forest Comment
  SEINET3831774  Arceuthobium cyanocarpum R. L. Mathiasen 2012-1 1279 Siskiyou Summit of Black Butte; on Pinus albicaulis 1900 Comment
  CAS-BOT-BC410078  Arceuthobium douglasii Louis C. Wheeler 1934-6-25 2783 Siskiyou West Fork of Cottonwood Creek, Siskiyou Mountains 1371 Comment
  CAS-BOT-BC410076  Arceuthobium douglasii William Bridge Cooke 1947-7-25 17729 Siskiyou north side of Cascade Gulch, Mt. Shasta 1524 Comment
  JEPS44154  Arctium minus W. L. Jepson 1914-8-13 5791 Siskiyou Sisson 1097 Comment
  CDA6780  Arctium minus T. C. Fuller 1960-8-23 4965 Siskiyou ca. 1 mile south of Greenview. 0 Comment
  SEINET11998396  Arctostaphylos klamathensis R. Raiche, Edwards, S. 1986-1 60256 Siskiyou Terrace Lake 1914 Comment
  CAS-BOT-BC39989  Arctostaphylos nevadensis Louis C. Wheeler 1934-7-23 75638 Siskiyou Long John creek 1463 Comment
  HSC4924  Arctostaphylos nevadensis J. O. Sawyer 1968-6-25 336 Siskiyou 1646 Comment
  SJSU11157  Arctostaphylos nevadensis P. L. Billings 1965-7-12 93 Siskiyou slope above Horse Camp, SW side of Mt Shasta 2377 Comment
  CAS-BOT-BC46460  Arctostaphylos patula G. D. Hanna; M. M. Hanna 1956-6-6 1000 Siskiyou Glass Mt. 2316 Comment
  CAS-BOT-BC46495  Arctostaphylos patula Wayne Roderick; Jacob Sigg 1981-8-22 s.n. Siskiyou At Little Grayback between O'Brien and Happy Camp. 1371 Comment
  CAS-BOT-BC46513  Arctostaphylos patula C. Hart Merriam 1929-9-15 s.n. Siskiyou Sawyers Bar, Salmon River. Comment
  HSC91294  Arctostaphylos patula Jennifer Whipple 1976-7-1 1223 Siskiyou Wagon Creek drainage on E face of Mount Eddy 2226 Comment
  OBI36635  Arctostaphylos patula David J. Keil 1983-7-3 17380 Siskiyou 11 mi NE of jctn with SR 3 along Gazelle-Callahan rd Comment
  RSA105355  Arctostaphylos patula G. D. Barbe 1955-7-6 137 Siskiyou Along northeast shore of Taylor Lake, Salmon Mtns. 1951 Comment
  RSA238582  Arctostaphylos patula Frederick W. Oettinger 1969-7-14 1018 Siskiyou On the ridge between David Montain (peak S.W. of Charmaine Lake) and the peak due S. of Abbotts lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC1190132  Arctostaphylos patula Ira L. Wiggins 1955-7-22 13459 Siskiyou ridge w China Creek (s side of river); S Fork of Salmon River 944 Comment
  UC1409418  Arctostaphylos patula Frederick W. Oettinger 1969-7-11 967 Siskiyou just above trail marker between English Lake and Diamond and Hancock Lakes (w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  SEINET11989684  Arctostaphylos patula subsp. platyphylla R. Raiche, Radnik, K. 1982-1 20820 Siskiyou on road to Mt. Eddy 1524 Comment
  CAS-BOT-BC47019  Arctostaphylos viscida subsp. viscida Alice Eastwood 1917-9-2 6645 Siskiyou Shasta Springs. Comment
  UC1190137  Arctostaphylos viscida subsp. viscida Ira L. Wiggins 1955-7-23 13462 Siskiyou ridge w China Creek (s side of S Fork of Salmon River) 960 Comment
  RSA12620  Arenaria congesta C. B. Wolf 1934-7-5 5965 Siskiyou 3.6 miles from Dry Lake Lookout on road to Horse Creek, Siskiyou Mountains 1982 Comment
  RSA790239  Arenaria congesta Rebecca Wenk 2005-7-15 237 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose mine trail. Comment
  UC454233  Arenaria congesta var. suffrutescens I. J. Condit 1911-7-28 Siskiyou Castle Lake 1981 Comment
  SD88364  Arenaria nuttallii subsp. gregaria Darley F. Howe 1972-7-4 Siskiyou Stony hilltop south of Del Norte; Siskiyou County marker on road to Youngs Valley. 1659 Comment
  HSC60936  Arnica amplexicaulis Ruby Van Deventer 1955-8-3 Siskiyou A camp in upper Young's Valley. Clear Creek Camp Comment
  CHSC88368  Arnica chamissonis Jenny Marr 1993-7-1 174 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  RSA237480  Arnica cordifolia Frederick W. Oettinger 1969-7-16 1038 Siskiyou SSW of Abbott's Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  HSC22128  Arnica discoidea J. O. Sawyer 1969-6-11 825 Siskiyou Lower slope near C.C.C. road on the N fork of Horse Range Creek 1357 Comment
  POM30864  Arnica discoidea Geo. D. Butler 1910-6-4 1492 Siskiyou Shackleford Creek. Comment
  RSA211215  Arnica latifolia William J. Ferlatte 1967-8-20 1042 Siskiyou Caribou Basin. Broad open basin with scattered meadows and bare rock surfaces. 2287 Comment
  SDSU6179  Arnica latifolia D. F. Howe 1972-7-5 4871 Siskiyou 1.4 miles south of Oregon state line on road to Happy Camp. 1646 Comment
  JEPS123403  Arnica longifolia Julie Kierstead Nelson with Robin Fallscheer 2015-8-13 2015 -135 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. Comment
  HSC65396  Arnica mollis Rich White 1978-7-3 203 Siskiyou 3/4 mile from Sawttoth Trail. Ridgetop near where Dillon Trail crosses Saddle 1768 Comment
  RSA142694  Arnica mollis Philip A. Munz 1960-8-22 24174 Siskiyou Panther Meadows, Mt. Shasta 2287 Comment
  RSA237463  Arnica mollis Frederick W. Oettinger 1969-8-6 1251 Siskiyou Along the steep narrow, bedrock gorge below Tom's Lower Pond. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
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Jun 12 2012
  RSA238810  Arnica mollis Frederick W. Oettinger 1968-8-24 625 Siskiyou Below Tom's Lower Pond . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  UCD129198  Arnica mollis A. H. Murphy 1956-8-16 56 Q Siskiyou Klamath N.F. 1981 Comment
  RSA237473  Arnica nevadensis Frederick W. Oettinger 1969-7-26 203 Siskiyou SSE of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  RSA417151  Arnica nevadensis M. B. Dunkle 1944-6-26 9044 Siskiyou Deer Creek. 1829 Comment
  CAS-BOT-BC384653  Arnica ovata Andrew Townesmith; Karen M. Meyer 2007-7-30 877 Siskiyou Shasta-Trinity National Forest. Off county road A-10, mile 12.6 (from beginning of road in Mount Shasta City), Panther Meadow campground vicinity 2284 Comment
  JEPS125856  Arnica venosa Dean W. Taylor 1996-6-20 15728 Siskiyou Drainage of Dry Creek on western short, Lake Shasta; Shasta National Recreation Area. Comment
  CAS-BOT-BC84978  Artemisia arbuscula subsp. arbuscula John Thomas Howell 1939-8-8 15167 Siskiyou Marble Mts., Black Mt. Comment
  CAS-BOT-BC90474  Artemisia douglasiana A. A. Heller 1914-8-25 11710 Siskiyou Along the railroad embankment near Deetz Station opposite Black Butte 1158 Comment
  HSC2271  Artemisia dracunculus Geo. D. Butler 1910-9-16 1878 Siskiyou Comment
  UC710446  Artemisia ludoviciana subsp. incompta John Thomas Howell 15146 Siskiyou Marble Mts., Black Mt. Comment
  HSC2416  Artemisia norvegica subsp. saxatilis William J. Ferlatte 1966-8-5 342 Siskiyou Caribou Mtn. 2470 Comment
  UC630385  Artemisia norvegica subsp. saxatilis Annetta Carter 1939-8-21 1471 Siskiyou steep slope above se end Taylor Lake (12 mi sw of Etna); Salmon Mountains 2194 Comment
  CAS-BOT-BC97420  Artemisia tridentata subsp. tridentata W. R. Dudley 1899-8-24 s.n. Siskiyou Top of Craggy Peak Comment
  SEINET11165203 Image available Aruncus sylvester Unknown 1974-8-12 Siskiyou Somes Bar Comment
  CAS-BOT-BC400705  Asarum hartwegii W. R. Dudley 1893-6-21 s.n. Siskiyou Near Sissons Comment
  CAS-BOT-BC400707  Asarum hartwegii G. D. Hanna; M. M. Hanna 1956-6-3 s.n. Siskiyou Forest Camp, Hatchet Mt. 39.8 E. of Redding Comment
  UCD77362  Asclepias cordifolia Robert E. Preston 2002-6-21 1879 Siskiyou Klamath National Forest, Rainbow Mountain, S slope. 1819 Comment
  POM76104  Asclepias fascicularis Geo. D. Butler 1910-6-29 1613 Siskiyou Near Yreka. Comment
  POM129817  Asclepias speciosa Geo. D. Butler 1910-6-8 s.n. Siskiyou Dry land near Yreka Comment
  UC1216703  Asparagus officinalis subsp. officinalis W. B. and V. G. Cooke 1958-10-10 Siskiyou between High School and Howard (along little used rd., Mt. Shasta); Mt. Shasta 1219 Comment
  HSC36875  Aspidotis densa J. P. Smith 1974-5-25 7518 Siskiyou Along Rd. 8, 2.4 mi. W of its junction with Hwy. 3 976 Comment
  RSA577173  Aspidotis densa L. C. Wheeler 1934-8-26 3224 Siskiyou Trapper Creek Comment
  SEINET3868723  Aspidotis densa James P. Smith 1973-5-5 6492 Siskiyou Trail to the Siskiyou cypress stand off the Cook and Green Pass road.; 0 Comment
  UC1282034  Aspidotis densa Louise Kellogg Aug 5 1953-Aug 7 1953 103 Siskiyou 1 mi n Cory Peak (11 mi e of Callahan on rd to Gazelle, then s 5.8 mi on logging rd, Cabin Meadow); Scott Mts, Klamath Nat'l Forest 1844 Comment
  CAS-BOT-BC69555  Aspidotis densa Louis C. Wheeler 1934-6-28 2814 Siskiyou Little Soda Cr., Klamath Forest. 1432 Comment
  UC907513  Aspidotis densa Lee Bonar 1949-4-21 Siskiyou near summit Scott Mt (along Siskiyou Co line) Comment
  UC163741  Astragalus accidens var. hendersonii Mrs. C. Quigley 1909-5-8 706 Siskiyou near Yreka (Klamath River); near Yreka, Klamath River Comment
  CAS-BOT-BC192914  Astragalus purshii var. lectulus K. T. Stillman 1976-6-25 61 Siskiyou Marble Mountain Wilderness Area 2072 Comment
  RSA50193  Astragalus purshii var. lectulus E. K. Balls 1949-7-8 13911 Siskiyou Trail from Scott Mountain Camp to Carmen Lake; Scott Mountain. 1753 Comment
  CAS-BOT-BC193062  Astragalus purshii var. tinctus Roxana S. Ferris; Laura Lorraine 1948-6-12 11710 Siskiyou Schoolhouse Hill, Plowman's Valley, [Noyes Valley], east fork of Scott River Comment
  CDA18415  Astragalus purshii var. tinctus G. D. Barbe, T. C. Fuller & J. T. Howell 1980-4-29 2654 Siskiyou Klamath Ranges; Schoolhouse Hill, summit of Gazelle-Callahan Road, 7 miles (11.3 km) east of Callahan. 1173 Comment
  HSC39321  Astragalus purshii var. tinctus J. P. Smith 1974-5-26 7385 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC71634  Astragalus purshii var. tinctus J. P. Smith 1973-5-5 6530 Siskiyou Scott Bar along the Scott River Comment
  UC1001185  Astragalus whitneyi var. siskiyouensis Dorothy Parker 1953-7-20 547 Siskiyou Cabin Meadow Creek near Cory Peak (Siskiyou Mountains, dry rocky hillside); Siskiyou Mountains, Cabin Meadow Creek nr Cory Peak 1981 Comment
  CAS-BOT-BC198712  Astragalus whitneyi var. siskiyouensis Mrs. H. C. Cantelow 1936-5-21 1307 Siskiyou N. slope Scott Mt. SW grade above Callahan Comment
  RSA0006883  Astragalus whitneyi var. siskiyouensis H. D. Ripley, R. C. Barneby 1954-5-7 11536 Siskiyou Scott Mts., 5 miles above Callahan. 1265 Comment
  HSC30653  Asyneuma prenanthoides Frederick W. Oettinger 1969-8-5 1198 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mtn. Wilderness Area, on slope along trail between Abbott's Upper Cabin and English Lake, just above Willow Springs. 1677 Comment
  CAS-BOT-BC69575  Athyrium alpestre subsp. americanum C. G. Pringle 1882-8-29 s.n. Siskiyou Mount Shasta. 2438 Comment
  JEPS50864  Athyrium distentifolium var. americanum Al Hobart 1967-8-8 Siskiyou n slope of Preston Slope; westernmost Siskiyou Co 1828 Comment
  CAS-BOT-BC66195  Athyrium filix-femina var. cyclosorum Geo. D. Butler 1908-8-4 244 Siskiyou Cold Spring Woolly Creek Comment
  UC1481842  Athyrium filix-femina var. cyclosorum Milo S. Baker 1926-7-14 23 a-26 Siskiyou 4 1/2 mi along forest rd N Fork Mt. Comment
  UC811441  Athyrium filix-femina var. cyclosorum John Thomas Howell 1939-8-3 14988 Siskiyou Spirit Lake; Marble Mts Comment
  POM210920  Atriplex subspicata L. C. Wheeler 1934-10-21 331 Siskiyou Shasta Valley 4 mi E Grenada 869 Comment
  POM312479  Atriplex truncata Verne Grant, Irving Schneider 1947-8-26 8301 Siskiyou Interstate Highway, Lower Klamath Lake Comment
  UC456082  Balsamorhiza deltoidea I. J. Condit 1911-7-10 Siskiyou Shasta Retreat, old logging road Shasta Retreat 914 Comment
  SEINET7042826  Balsamorhiza hookeri var. lanata A. G. Vestal 1955-5-16 s.n. Siskiyou Serpentine ca. 6.2 miles northwest of Weed. Weed quadrangle UTM Zone 10, 543291mE, 4591309mN. Comment
  CAS-BOT-BC100054  Balsamorhiza lanata Richard R. Halse 1989-5-6 3818 Siskiyou Along Old Highway 99, 3.2 to 6.2 miles south of Gazelle, or 1.5 miles north of its junction with Old Stage Road 912 Comment
  CAS-BOT-BC16686  Barbarea orthoceras John Thomas Howell 1937-7-22 13263 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  UC642586  Barbarea orthoceras unknown 1939-6-23 13509 Siskiyou Bear Springs meadow; Mount Shasta Comment
  JEPS108613  Berberis aquifolium var. aquifolium R. Raiche 1986-7-15 60327 Siskiyou Herd peak Road, herd Mt., NE of Weed 1688 Comment
  CAS-BOT-BC75719  Berberis nervosa H. A. Thomas; J. H. Thomas 1954-7-23 4477 Siskiyou Salmon-Trinity Mountains. About 6 miles southeast of Cecilville. Vicinity of Blind Horse Creek. 1036 Comment
  CAS-BOT-BC75725  Berberis nervosa Doris K. Kildale 1929-7-21 8744 Siskiyou Elk Lick, South Fork of Indian Creek. 1219 Comment
  UC1483425  Berberis nervosa John Palmer 1980-8-15 980 Siskiyou ne of Seiad Low Gap (on spur of F.S. Rd 46N50); Seiad Valley Quadrangle 1097 Comment
  CAS-BOT-BC76000  Berberis pumila T. H. Harris 1951-6-1 s.n. Siskiyou Happy Camp. 1524 Comment
  UC1001148  Berberis vulgaris Dorothy Parker 1952-5-24 4 Siskiyou Low hillsides on Quartz Valley (Mill Creek) 883 Comment
  JEPS107288  Betula occidentalis Lowell Ahart, John Dittes 2005-6-10 12072 Siskiyou On N side of the Shasta R., near rocky hillside N of the Shasta R., S of poor dirt road, ca. 50 yd NW of the pump house along the Shasta R., ca. 1.9 mi (air) S of Hwy 99/97 Cutoff, ca. 6 mi (air) east-SE of Grenada 776 Comment
  JEPS120186  Betula occidentalis Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -058 Siskiyou South Fork Willow Creek, foothills of N side Scott Mountain Rd. ca. 1 mile S of Gazelle-Callahan Hwy. Comment
  UCR64607  Betula occidentalis L. C. Wheeler 1934-6-27 02808 Siskiyou Siskiyou Mtns., Cottonwood Creek 976 Comment
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Feb 12 2013
  HSC27220  Bidens frondosa J. P. Smith, J. O. Sawyer 1971-9-18 4793 Siskiyou Hwy. 3, between Callahan and Etna at the turnoff to the Proctor Ranch. Comment
  UCR30556  Bidens frondosa John C. Roos 1948-9-1 3942 Siskiyou Marsham Stream at Yreka Comment
  CAS-BOT-BC127943  Blepharipappus scaber W. R. Dudley 1899-8-22 s.n. Siskiyou Slopes of Craggy Mt. Comment
  CHSC36146  Blepharipappus scaber K. Bridwell; D. Bateman 1978-7-6 170 Siskiyou N slope of Sheep Mountain, ca. 10 mi e of Macdoel. 1645 Comment
  HSC72367  Blepharipappus scaber J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8975 Siskiyou Hwy. 3, 4 mi. N of Siskyou-Trinity Co. line Comment
  RSA52464  Blepharipappus scaber Dorothy Parker 1948-5-16 s.n. Siskiyou East side of Scott Valley 915 Comment
  CAS-BOT-BC16046  Boechera breweri subsp. shastaensis J. H. Thomas 1954-5-14 4175 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. 1219 Comment
  CAS-BOT-BC16050  Boechera breweri subsp. shastaensis Lincoln Constance; Reed Clark Rollins 1942-5-14 2930 Siskiyou Klamath-Siskiyou Region. Shasta River 6 miles north of Yreka. 762 Comment
  SEINET12783915  Boechera breweri subsp. shastaensis D. W. Taylor 1996-5-30 15645 Siskiyou Hill summit just north of Wanaka Spring, Iron Gate Reservoir (about 20 miles east of Yreka, Klamath National Forest 914 Comment
  LA204400  Boechera howellii L. Ellison; 1928-9-11 509 Siskiyou Mt Shasta 2743 Comment
  UCD77348  Boechera howellii Robert E. Preston 2001-6-30 1647 b Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W nw 1/4 of se 1/4 Section 14 1889 Comment
  CHSC71291  Boechera pinetorum Vernon H. Oswald; Lowell Ahart 1998-6-11 9179 Siskiyou Shasta NF plantation on the west side of hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs Rd., northeast of Weed. 1066 Comment
  UC673143  Boechera pinetorum Lincoln Constance and Reed C. Rollins 1942-5-13 2914 Siskiyou 10 mi sw Scott Bar; Klamath-Siskiyou Region, Scott River 609 Comment
  CAS-BOT-BC14275  Boechera pinetorum Alice Eastwood; John Thomas Howell 1937-6-26 5031 Siskiyou Near Etna. Comment
  CAS-BOT-BC14409  Boechera platysperma S. K. Harris; C. C. Harris 1939-8-29 6039 Siskiyou Marble Mountain Primitive Area. Half Moon Meadow. 1676 Comment
  CAS-BOT-BC14518  Boechera puberula Ira L. Wiggins 1950-5-28 12376 Siskiyou Ridge just above Grouse Lake (headwaters of Grouse Creek). 1828 Comment
  CHSC96093  Boechera retrofracta L. P. Janeway 2006-7-3 8752 Siskiyou Klamath Ranges. Salmon Mountains; Music Creek Trailhead near upper Music Creek. 1893 Comment
  JEPS53090  Boechera retrofracta Geo. D. Butler 1909-4-24 592 Siskiyou near Yreka (Butler's Ranch) Comment
  UCD77349  Boechera retrofracta Robert E. Preston 2002-7-14 1940 Siskiyou Klamath National Forest, N slope of Rainbow Mountain. 1716 Comment
  CAS-BOT-BC25618  Boechera retrofracta Roxana S. Ferris; Laura Lorraine 1948-6-12 11858 Siskiyou 1.5 miles below summit of Gazelle Moutain grade, east side. 1417 Comment
  CAS-BOT-BC25621  Boechera retrofracta S. Saufferer 1973-5-6 152 Siskiyou Just south of Dunsmuir along Railroad Creek. Comment
  UC375281  Boechera sparsiflora Geo. D. Butler 1909-5-8 723 Siskiyou near Yreka; ; Siskiyou Co. Comment
  UC1159805  Bolboschoenus maritimus Edward J. O'Neill 1965-9-18 Siskiyou Tulelake Fish and Game Wildlife Refuge Comment
  UC455379  Boykinia major I. J. Condit 1909-8-23 Siskiyou near Sisson (Castle Lake); , near Sisson Comment
  HSC77495  Boykinia occidentalis L. P. Janeway 1983-6-25 338 Siskiyou Bluff above Klamath River, E side, near Independence Creek Bridge 274 Comment
  CDA3601  Brassica rapa T. C. Fuller 1964-6-25 12249 Siskiyou Tulelake National Wildlife Refuge ca. 6 miles southwest of Tulelake. 0 Comment
  CAS-BOT-BC100471  Brickellia californica Louis C. Wheeler 1934-9-15 3264 Siskiyou Klamath National Forest, Walker 518 Comment
  POM228871  Bromus carinatus L. C. Wheeler 1935-5-11 3476 Siskiyou Klamath River at Ash Creek 610 Comment
  CHSC61558  Bromus carinatus var. carinatus L. P. Janeway 1983-8-26 604 Siskiyou Siskiyou Mountains; at Poker Flat. Along the road on the north side of the meadow. 1524 Comment
  HSC9169  Bromus commutatus L. C. Wheeler 1934-6-22 2748 Siskiyou Cottonwood Creek. 915 Comment
  UC70742  Bromus hordeaceus T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  RSA715629  Bromus japonicus L. Ahart 2005-6-9 12009 Siskiyou About 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 775 Comment
  UCSB63786  Bromus japonicus Oswald, Vernon; Ahart, Lowell 1998-7-21 Siskiyou Hwy 97 between Weed and Macdoel at W end of Grass Lake (T44N R3W NE1/4 Sect 28) 1524 Comment
  RSA184783  Bromus marginatus Gilbert Muth 1966-7-22 434 Siskiyou Meadow below Marble Rim, Marble Mountains. 2012 Comment
  UC1265365  Bromus orcuttianus F. W. Oettinger 1969-8-16 1392 Siskiyou near English Lake (Salmon Mountains, w Siskiyou County); Salmon Mountains 1706 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
  CAS-BOT-BC185592  Bromus tectorum Geo. D. Butler 1909-5-21 816 Siskiyou Roadside near Yreka. Comment
  HSC68483  Bromus tectorum Maralyn A. Renner 1980-6-10 878 Siskiyou Ridge 1 mi. S of Greenhorn Rd. and 1 mi. E of Mill Creek 1341 Comment
  CAS-BOT-BC185378  Bromus vulgaris W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Mountains. Comment
  RSA239004  Calamagrostis breweri Frederick W. Oettinger 1969-9-3 1613 Siskiyou Shasta Ridge, north slope of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  HSC97183  Calamagrostis canadensis Gordon Leppig 1998-8-14 1033 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  UC1265421  Calamagrostis canadensis Frederick W. Oettinger 1969-9-4 1653 Siskiyou below Tobacco Lake W Siskiyou County, Salmon Mountains, Marble Mountain Wildern (high lake basins in vicinity of English Peak) 1889 Comment
  RSA238372  Calamagrostis koelerioides Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1183 Siskiyou north of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  RSA239129  Calamagrostis koelerioides Frederick W. Oettinger 1968-9-7 772 Siskiyou On ridge above Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UCD56963  Calamagrostis sesquiflora Peter Kamb 1949-8-25 1487 Siskiyou southwest slope of Mt. Shasta above Horse Camp. 2621 Comment
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Apr 1 2012
  HSC65688  Calamagrostis stricta subsp. stricta Donald W. Miles 1979-7-23 23 Siskiyou 8 mi. N of Pondosa CDF station, short road spur off of Short Grade Rd. 1012 Comment
  HSC31499  Calocedrus decurrens Steve Selva, Roger Jensen 1974-8-17 22 Siskiyou Base of Sugar Lake trail along Road 40N23 Comment
  CAS-BOT-BC132245  Calochortus A. M. Vollmer; L. Beane 1951-6-2 56 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  CAS-BOT-BC487851  Calochortus coeruleus W. B. Cooke; V. G. Cooke 1946-6-17 17525 Siskiyou Along road below Wagon Camp, Mt. Shasta 1737 Comment
  RSA360080  Calochortus coeruleus Louis C. Wheeler 1934-6-7 2655 Siskiyou North Hungry Creek. 1220 Comment
  UC375199  Calochortus elegans Geo. D. Butler 1908-8-6 114 Siskiyou divide between Wooley Creek and Independence Creek Comment
  CAS-BOT-BC488608  Calochortus elegans var. nanus Wm. F. Herrin 1920-5-1 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC488616  Calochortus elegans var. nanus Ellsworth Bethal 1923-5-22 s.n. Siskiyou McCloud Comment
  UC1170099  Calochortus macrocarpus unknown 1956-7-16 30302 Siskiyou n side Mount Shasta (along U.S. Hwy 97, above hwy) 1219 Comment
  SEINET8214323  Calochortus persistens Frank T. Callahan 1972-7-15 Siskiyou Gunsight Peak, Mahogany Pt; west of Yreka, California. 1896 Comment
  HSC44909  Calochortus tolmiei J. P. Smith 1973-5-5 6375 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC69129  Caltha leptosepala Maralyn A. Renner 1980-7-24 2046 Siskiyou Lily Pad Lake 1768 Comment
  CAS-BOT-BC221254  Calystegia malacophylla subsp. malacophylla A. A. Heller 1916-7-20 12471 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1524 Comment
  UC640525  Camassia quamash subsp. breviflora Frank W. Gould 1940-5-15 1224 Siskiyou Goosenest Mountain, Bull Meadows Bull Meadows; Goosenest Mountain, Bull Meadows 152 Comment
  CAS-BOT-BC497584  Camassia quamash subsp. breviflora Geo. D. Butler 1909-6-22 890 Siskiyou Goosenest foothills Comment
  CDA39273  Camassia quamash subsp. quamash T. C. Fuller 1962-6-13 8994 Siskiyou South side of Highway 89 to Lake Britton, 0.5 mile east of Bartle. 0 Comment
  CAS-BOT-BC160895  Camissonia tanacetifolia subsp. tanacetifolia G. D. Hanna; M. M. Hanna 1956-6-1 s.n. Siskiyou Junction of Highway 139 and Glass Mountain Road Comment
  CAS-BOT-BC160902  Camissonia tanacetifolia subsp. tanacetifolia D. Bates 1960-6-13 2436 Siskiyou Route 97 at Grass Lake Comment
  SEINET10463165  Campanula prenanthoides White 1977-7-21 White 122 Siskiyou Preston Peak quadrangle; slope below outlet of Raspberry Lake. T17N R5E Sec. 22 1512 Comment
  SEINET10840346  Campanula prenanthoides Alice Eastwood 1912-7-21 Eastwood 1275 Siskiyou Sisson Comment
  CAS-BOT-BC227477  Campanula rotundifolia Dana York 2011-8-12 3043 Siskiyou Marble Mountain Wilderness. Klamath National Forest, Marble Mountain 2075 Comment
  CAS-BOT-BC266451  Campanula scabrella Alice Eastwood 1912-8-30 2010 Siskiyou Mount Eddy Comment
  SEINET10463387  Campanula scabrella Muth 1978-8-1 MUTH 6901 Siskiyou Near Cory peak, on the China Mountain quadrangle, clase to the town of Callahan 2219 Comment
  SEINET10463395  Campanula scabrella Clifton 1978-7-26 CLIFTON 6421 Siskiyou Near deadfall, on the China Mountain quadrangle, close to the town of Mount Shasta 2341 Comment
  SEINET10463385  Campanula scabrella Menzies 1962-7-21 MENZIES s.n. Siskiyou Mount Eddy 2530 Comment
  SEINET10463523  Campanula scouleri Muth 1975-8-1 MUTH s.n. Siskiyou NR. SUTCLIFFE CR., PRESTON PEAK QUAD. NR. HAPPY CAMP STREAMSIDE, EVERGREEN FOREST 1341 Comment
  RSA37421  Campanula scouleri Marion Ownbey, Fred G. Meyer 1940-7-8 2226 Siskiyou Siskiyou Mountains, Summit. 18 miles North of Happy Camp. Comment
  SEINET10463789  Campanula scouleri Joseph W. Congdon 1900-8-10 Congdon s.n. Siskiyou Near Sisson Comment
  UC705614  Campanula scouleri Marion Ownbey and Fred G. Meyer 1940-7-8 2226 Siskiyou 18 mi n Happy Camp (stream bank near summit of Siskiyou Mountains) Comment
  HSC101873  Campanula shetleri R. D. Whittlesey 2013-6-5 8 Siskiyou Near Castella: 4.6 mi. north from State Park entrance up Castle Dome Trail. 1646 Comment
  CHSC29295  Campanula wilkinsiana J. D. Prouty 1979-8-14 79 .40 Siskiyou Creekside, Cold Creek, e slope of Mt. Shasta. 1889 Comment
  UC618772  Campanula wilkinsiana W. Bridge Cooke 1938-9-17 11698 Siskiyou around springs above Horse Camp (on summit trail); Mount Shasta, Horse Camp Springs Comment
  SEINET10463878  Campanula wilkinsiana Cyrus G. Pringle 1881-8-24 Pringle s.n. Siskiyou MT. SHASTA 2134 Comment
  SEINET10872989  Campanula wilkinsiana Cooke 1938-9-17 COOKE 11698 Siskiyou Mount Shasta; Horse Camp Springs, on the Summit trail & Squaw Cr. Meadows. 2469 Comment
  SEINET10905984  Campanula wilkinsiana John G. Lemmon 1888-9-12 Lemmon s.n. Siskiyou Side of Mount Shasta Comment
  POM369314  Cardamine Chadwick, Mrs Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  CAS-BOT-BC37224  Cardamine angulata Alice Eastwood 1923-5-18 11838 Siskiyou Shasta Springs. Comment
  HSC86543  Cardamine bellidifolia D. K. Imper Jun 1987 Siskiyou 8 mi. E of town of Mt. Shasta, slope of Red Butte 2134 Comment
  UC618906  Cardamine breweri Reed Rollins 1938-7-15 11203 Siskiyou Bear Springs Mount Shasta, Bear Springs Comment
  CAS-BOT-BC37315  Cardamine breweri William Bridge Cooke 1939-6-23 13508 Siskiyou Mount Shasta. Along the creeks in Bear Springs. 1524 Comment
  POM95832  Cardamine pulcherrima Geo. D. Butler 1910-4-1 1152 Siskiyou Humbug Mountain. Comment
  UC165307  Cardaria draba Geo. D. Butler 1909-5-10 725 Siskiyou Yreka Comment
  RSA120643  Cardaria draba Milo S. Baker 1955-6-27 13089 Siskiyou Scott Valley 1 mile N of Callahan. Comment
  CAS-BOT-BC19767  Carex abrupta John Thomas Howell 1939-8-2 14934 Siskiyou Marble Mountains. Spirit Lake. 1828 Comment
  CAS-BOT-BC17856  Carex amplifolia Elmer I. Applegate 1895-5-28 775 Siskiyou Sacramento River below Sisson. Comment
  HSC41063  Carex amplifolia J. O. Sawyer 1969-6-27 861 Siskiyou Ridge between Duck Lake Creek & French Creek along FS 41N14 1280 Comment
  HSC76858  Carex amplifolia L. P. Janeway 1982-8-21 170 Siskiyou E facing slope below the Poker Flat/Twin Valley Trail 1585 Comment
  CHSC78912  Carex aquatilis var. aquatilis 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
  HSC26099  Carex athrostachya J. O. Sawyer 1969-7-9 1204 Siskiyou Near C.C.C. road, N of Sugar Creek 1433 Comment
  HSC76844  Carex athrostachya L. P. Janeway 1982-8-13 121 Siskiyou 4 m from creeklet that joins Bear Creek 1555 Comment
  HSC39846  Carex bolanderi J. O. Sawyer 1969-7-26 1574 Siskiyou SE facing slope near S Sugar Creek 1700 Comment
  CAS-BOT-BC34162  Carex breweri A. A. Heller 1922-7-3 13679 Siskiyou On Mt. Eddy above Wagon Creek. 2560 Comment
  CAS-BOT-BC34376  Carex cusickii John Thomas Howell 1937-7-23 13335 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC20043  Carex echinata William Bridge Cooke 1939-7-21 13724 Siskiyou Mount Shasta. Around Lower Wagon Camp Springs. 1737 Comment
  CHSC52866  Carex echinata subsp. echinata L. P. Janeway 1983-8-16 558 Siskiyou At Poker Flat, a large meadow. 1524 Comment
  HSC101885  Carex echinata subsp. echinata Dana York 2011-9-9 3095 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake. 1985 Comment
  HSC69183  Carex echinata subsp. echinata Maralyn A. Renner 1980-8-31 2637 Siskiyou Twin Valley. 1494 Comment
  RSA237276  Carex fracta Frederick W. Oettinger 1969-8-16 1393 Siskiyou SW of Wiregrass Meadow below English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  SEINET10367310  Carex hassei P. F. Zika 2011-7-31 25668 Siskiyou FS Rd 42N03, 1.6 road miles from junction with Gazelle-Callahan Rd. 1.5 air miles NE Mountain House, 3.5 air miles NW of Crater Lake, Scott Mts. 1600 Comment
  JEPS25600  Carex hoodii Rimo Bacigalupi 1959-7-2 7233 Siskiyou near n base of Caribou Mtn. (just s of low divide separating Coffee Creek drainage from that of the Salmon River, headwaters of the South Fork of Salmon River, nr. Trinity Co. line); South Fork of the Salmon River, Big Flat Campground 1508 Comment
  SEINET12578598  Carex hoodii M. L. Conrad, Dunn; Kenney 1973-6-2 6986 Siskiyou 17.4 miles northeast of Cecilville Store, on road to Callahan.; 0 2073 Comment
  HSC85843  Carex hoodii L. P. Janeway 1983-8-26 608 Siskiyou Poker Flat, across road on N side of meadow 1524 Comment
  RSA14330  Carex interior Elmer I. Applegate 1895-5-28 785 Siskiyou Sisson, Strawberry Valley. Comment
  SEINET3902483  Carex jepsonii D. H. Norris, T. Nelson; Steve Dowty 1971-7-23 19530 Siskiyou Along State Route 89 at Snowman's Hill Summit about 3 miles east of McCloud, CA.; 0 Comment
  CAS-BOT-BC7579  Carex laeviculmis R. Tallent 1987-8-12 899 Siskiyou Long Gulch Lake. Klamath National Forest. 1940 Comment
  SEINET7563603 Image available Carex laeviculmis L. P. Janeway 2006-7-2 8743 Siskiyou Klamath Ranges. Salmon Mountains, headwaters of West Fork Whites Gulch, a tributary of North Fork Salmon River from the south, between sharp switchbacks of Road 40N61. Grasshopper Ridge 7.5' quad. 1554 Comment
  JEPS109283  Carex lemmonii D. W. Taylor 2005-7-14 19407 Siskiyou Mount Shasta, Bear Spring, Big Canyon Creek drainage. Comment
  POM173648  Carex lenticularis var. lipocarpa Geo D. Butler 1910-7-8 1665 Siskiyou Shackleford Creek. 1220 Comment
  POM81783  Carex lenticularis var. lipocarpa Geo D. Butler 1910-7-8 1665 Siskiyou Log Lake, Shackleford Creek. 1220 Comment
  HSC99657  Carex luzulina Jennifer Whipple 1976-7-2 1248 Siskiyou Slopes and meadows near Durney Lake, along stream draining lake 2073 Comment
  SEINET10711162  Carex luzulina A. Arthur Heller 1920-7-6 Heller 13410 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy, in open places in the forest. The original growth of Yellow Pine has been replaced by White Fir, Douglas Fir and Incense Cedar. Shrubs are Willow, Corylus and Ceanothus. 1158 Comment
  CAS-BOT-BC31631  Carex luzulina var. ablata William Bridge Cooke 1939-7-7 13619 Siskiyou In the Sedge Swamp at Wagon Camp. 1737 Comment
  SEINET7567128 Image available Carex mertensii Frederick W. Oettinger 1969-8-6 1233 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, White Pine Meadow, northwest of Pine Lake. 1882 Comment
  CAS-BOT-BC31838  Carex microptera William Bridge Cooke 1939-7-21 13732 Siskiyou In small bog around lower Wagon Camp Springs. 1737 Comment
  HSC76805  Carex microptera L. P. Janeway 1982-8-15 140 Siskiyou Above Echo Lake 1799 Comment
  CAS-BOT-BC32050  Carex multicaulis John Thomas Howell 1937-7-26 13556 Siskiyou Caribou Gulch Comment
  CAS-BOT-BC32009  Carex multicaulis L. S. Smith 1924-8-20 1512 Siskiyou Round Mt. below road near top. Modoc National Forest 1524 Comment
  HSC35791  Carex multicaulis J. O. Sawyer 1969-6-12 932 Siskiyou Along trail to Duck Lake 1799 Comment
  CAS-BOT-BC32282  Carex multicostata William J. Ferlatte 1974-7-14 1524 Siskiyou Big Flat, near South Fork of Salmon River. 1524 Comment
  CAS-BOT-BC119681  Carex nervina W. R. Dudley 1899-8-24 s.n. Siskiyou Craggy Peak at Spring. Comment
  POM248555  Carex nigricans W. Bridge Cooke 1938-7-21 11292 Siskiyou Heather meadow, Mt. Shasta. 2287 Comment
  CAS-BOT-BC119469  Carex nudata A. A. Heller 1905-6-1 7921 Siskiyou Between Dunsmuir and Upper Soda Spring. Comment
  HSC76395  Carex nudata L. P. Janeway 1982-8-14 132 Siskiyou Along N shore of Klamath River 427 Comment
  POM80405  Carex nudata E. B. Copeland 1903-7-4 3541 Siskiyou Klamathon Comment
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Jan 23 2011
  SEINET7569410 Image available Carex nudata David Castaner 1989-6-19 10239 Siskiyou Along Highway 3, between Callahan and Gazelle. Comment
  LA17780  Carex phaeocephala L. Ellison; 1928-9-12 504 Siskiyou Mt. Shasta 3047 Comment
  SEINET7572129 Image available Carex praegracilis Lowell Ahart, John Dittes 2005-6-10 12108 Siskiyou 30 yards east of the Shasta River, about 60 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  SEINET7573852 Image available Carex rossii L. P. Janeway 2006-7-2 8727 Siskiyou Deadman Peak 7.5' quad, Klamath Ranges, Salmon Mountains, near minor drainage to South Fork Scott River and the west, 1.6 km north of Carter Meadows Summit. 1728 Comment
  HSC39299  Carex scopulorum var. bracteosa J. O. Sawyer 1969-8-5 1752 Siskiyou W of Little Duck Lake 2073 Comment
  JEPS84063  Carex scopulorum var. bracteosa L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6435 Siskiyou ca. 5 mi n town of Seiad Valley (cirque at head of Hell's Canyon, e slope of Kangaroo Mountain); Kangaroo Mountain, Hell's Canyon 1828 Comment
  CAS-BOT-BC117247  Carex spectabilis John Thomas Howell 1937-7-24 13434 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  CAS-BOT-BC117261  Carex spectabilis G. Douglas Barbe 1959-7-4 501 Siskiyou North shore of Caribou Lk, ca 4 mi SW of Big Flat Camp, Klamath Nat'l Forest. 2103 Comment
  HSC39286  Carex spectabilis J. O. Sawyer 1969-8-4 1846 Siskiyou Above Sugar Lake 2134 Comment
  HSC39293  Carex spectabilis J. O. Sawyer 1969-7-18 1375 Siskiyou E of Waterdog Lake 2012 Comment
  HSC39298  Carex spectabilis J. O. Sawyer 1969-7-24 1494 Siskiyou SW of Sugar Lake 1890 Comment
  HSC30658  Carex spectabilis Frederick W. Oettinger 1968-9-8 731 Siskiyou Marble Mtn. Wilderness Area, trail SE of Tom's Lake 2012 Comment
  HSC30675  Carex spectabilis Frederick W. Oettinger, R. F. Thorne 1969-8-6 1254 Siskiyou Marble Mtn. Wilderness Area, the New York Flumes, Pine Lake Basin 1860 Comment
  UCR245613  Carex straminiformis R. F. Thorne, Frederick W. Oettinger 1969-8-10 38977 Siskiyou Northwestern; Klamath Ranges region, Mt. Shasta National Forest: south slope of Mt. Shasta, above ski lodge 2317 Comment
  RSA186337  Carex straminiformis Gilbert Muth 1966-10-16 26 Siskiyou Marble Mountains 1793 Comment
  SEINET10749876  Carex straminiformis Edwin B. Copel 1903-8-16 Copeland 3893 Siskiyou Mt. Shasta. 2438 Comment
  CAS-BOT-BC115857  Carex subfusca Louis C. Wheeler 1934-6-22 2754 Siskiyou Cottonwood Creek. 914 Comment
  HSC38962  Carex subfusca D. H. Norris May 1970 12268 Siskiyou Haypress Meadows, Marble Mtn. Wilderness Area Comment
  UC922500  Carex subfusca Annie M. Alexander and Louise Kellogg 1949-7-28 5887 Siskiyou Sky High Valley Marble Mountains 1767 Comment
  HSC76836  Carex vesicaria L. P. Janeway 1982-8-13 128 Siskiyou N side of Bear Lake 1814 Comment
  CAS-BOT-BC114816  Carex whitneyi Alice Eastwood 1921-7-28 10941 Siskiyou Medicine Lake Comment
  SEINET10736305 Image available Cassiope mertensiana subsp. ciliolata Edwin B. Copel 1903-8-18 Copeland 3898 Siskiyou Mt. Eddy. 2591 Comment
  CAS-BOT-BC248986  Castilleja David D. Keck 1938-8-8 4873 Siskiyou Siskiyou Co. at Trinity Co. line: Scott Mountain Divide, between Scott Mtn. and Craggy Peak 1675 Comment
  LA209198  Castilleja applegatei C. L. Hitchcock; J. S. Martin 1939-7-9 5327 Siskiyou Marble Mountains, 0.5 mi SE of King's Castle 1828 Comment
  HSC19025  Castilleja applegatei subsp. pinetorum J. O. Sawyer 1969-7-25 1521 Siskiyou SE facing slope W of Sugar Lake 1845 Comment
  JEPS16626  Castilleja applegatei subsp. pinetorum Douglas Barbe 1955-7-28 311 Siskiyou 1 mi w Scott Mt. Camp (near the Siskiyou-Trinity County line); Klamath Mountains 1676 Comment
  JEPS32578  Castilleja applegatei subsp. pinetorum Donald Myrick 1961-6-19 267 Siskiyou near Mt. Shasta City 1066 Comment
  CAS-BOT-BC243751  Castilleja applegatei var. pinetorum Doris K. Kildale 1928-7-2 5394 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  CAS-BOT-BC94465  Castilleja arachnoidea R. C. Wenk 2005-7-19 324 Siskiyou Along Pacific Crest Trail, 2 miles S of parking lot at top of pass on National Forest Road 17, going towards Mt. Eddy 2164 Comment
  CHSC66544  Castilleja arachnoidea Vernon H. Oswald 1996-7-12 8004 Siskiyou Sand Flat on Mt. Shasta 1.5 mi N of Everitt Memorial Hwy. (A10). 2164 Comment
  UC1408871  Castilleja arachnoidea Frederick W. Oettinger 1968-8-4 393 Siskiyou Crapo Peak Ridge Salmon Mountains, Marble Mountain Wilderness Area (vicinity of English Peak, w Siskiyou County) 2194 Comment
  SEINET10549343  Castilleja arachnoidea F. Marion Ownbey 1938-7-20 Ownbey 1761 Siskiyou Open gravelly slopes, near dry lake lookout, summit of the siskiyou mtns. Comment
  SEINET10931171  Castilleja martini Patricia L. Kenney 1973-6-4 Kenney 390 Siskiyou Collected near abrams lake mobile estates along old stage road. Yellow pine. Comment
  HSC61815  Castilleja miniata Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  JEPS19007  Castilleja miniata Barbe 1957-7-13 374 Siskiyou Big Flat Public Camp; Klamath National Forest 1524 Comment
  UC618701  Castilleja miniata unknown 1938-9-8 11606 Siskiyou on talus beside Little Red Butte; Mount Shasta Comment
  UCD77489  Castilleja miniata Robert E. Preston 2002-7-12 1903 Siskiyou Klamath National Forest, N of Trout Creek 1652 Comment
  CAS-BOT-BC253622  Castilleja miniata L. R. Abrams 1926-7-4 11232 Siskiyou 1 mile west of Mt. Shasta City on road to Abrams Lake Comment
  HSC61492  Castilleja miniata Ruby Van Deventer 1939-7-19 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  SBBG21825  Castilleja miniata subsp. miniata D. Myrick 1964-7-25 964 Siskiyou above Ski Bowl Lodge, Mt Shasta 2407 Comment
  CAS-BOT-BC32557  Castilleja muscipula var. angustifolia John Thomas Howell 1939-8-4 15059 Siskiyou Near Spirit Lake, Marble Mts. 1828 Comment
  HSC20547  Castilleja pilosa R. C. Wunner 1965-6-7 131 Siskiyou Lava Beds N.M., Dragon Head Cave 1364 Comment
  HSC45159  Castilleja pruinosa J. O. Sawyer, E. Cope 1977-6-19 2947 Siskiyou Clear Creek Trail between West Fork and Preston Creek 854 Comment
  JEPS3824  Castilleja pruinosa Geo. D. Butler 1909-5-30 757 Siskiyou Humbug Mountain Comment
  UC26483  Castilleja pruinosa T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CHSC57458  Castilleja tenuis L. P. Janeway 1984-6-21 863 Siskiyou Garvey Bar, south side Klamath River just east of humbug Point. 594 Comment
  UC455342  Ceanothus cordulatus I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat; Mt. Bradley 1676 Comment
  CAS-BOT-BC48391  Ceanothus cuneatus Elmer I. Applegate 1898-5-15 2134 Siskiyou Klamath River, between Shovel Creek and Fall Creek 853 Comment
  SEINET13945833 Image available Ceanothus cuneatus F. G. Meyer 1938-1 1328 a Siskiyou On open slopes, 20 miles N of Redding Comment
  HSC99931  Ceanothus integerrimus J. P. Smith, & J. O. Sawyer 2011-7-31 13350 Siskiyou Sugar Creek Trail W of Callahan 1463 Comment
  JEPS42443  Ceanothus integerrimus Geo. D. Butler 1909-5-31 769 Siskiyou Humbug Mt. Comment
  POM86957  Ceanothus integerrimus var. californicus Edward Palmer 1892-7-13 2457 Siskiyou Mount Shasta and vicinity Comment
  CAS-BOT-BC50692  Ceanothus integerrimus var. macrothyrsus Alice Eastwood 1912-7-23 1316 Siskiyou Dunsmuir Comment
  RSA14414  Ceanothus prostratus Elmer I. Applegate 1929-6-18 5740 Siskiyou [No location data on label] Comment
  UC1733691  Ceanothus prostratus Kay H. Beach, Frank Gould 1940-5-16 638 Siskiyou Bald Mt. Comment
  UC635513  Ceanothus prostratus Dorothy Tebbe 1929-7-15 120 Siskiyou Mount Eddy Comment
  CAS-BOT-BC52170  Ceanothus pumilus Ira L. Wiggins 1950-5-28 12365 Siskiyou Margins of Carmen Lake, about 1.5 miles east of Scott Mountain road 1737 Comment
  CAS-BOT-BC52171  Ceanothus pumilus Geo. D. Butler 1909-4-24 907 Siskiyou Greenhorn road Comment
  HSC19307  Ceanothus velutinus J. O. Sawyer 1968-9-9 650 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  RSA398976  Ceanothus velutinus H. E. McMinn 1931-6-27 2519 Siskiyou Shasta City. Comment
  UC1034042  Ceanothus velutinus W. Bridge Cooke 1941-8-21 16214 Siskiyou n side Diller Canyon (Mt. Shasta, w side of Shastina); Mt. Shasta, w side of Shastina Comment
  UC1409313  Ceanothus velutinus Frederick W. Oettinger 1968-8-10 469 Siskiyou on e side Hancock Lake ((high lake basins in vicinity of English Peak)); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  CAS-BOT-BC52838  Ceanothus velutinus var. velutinus Geo. D. Butler 1910-6-5 1480 Siskiyou Shackleford Creek Comment
  CDA7018  Centaurea calcitrapa C. S. Giebner 1960-7-25 Siskiyou Edson Foulke Ranch, ca. 1 mile northeast of Gazelle. 0 Comment
  CHSC3256  Centaurea cyanus Virginia Hagaman 1966-5-14 181 Siskiyou 6 miles south of McConnahue Gulch--side of ra road. Comment
  UCD130115  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-26 11155 Siskiyou W. H. Kerr, Flying K Ranch, upper Quartz Valley, 2 miles south of Mugginsville. Comment
  CHSC114704  Centaurea virgata var. squarrosa D. B. Joley 1976-6-24 4 Siskiyou Hawkinsville. Comment
  SBBG15939  Centromadia fitchii D. Myrick 1961-6-21 295 Siskiyou hwy 99 just S of Yreka 914 Comment
  SEINET7379744 Image available Centromadia fitchii G. D. Butler 1910-7-31 1805 Siskiyou Near Yreka Comment
  HSC36718  Cephalanthera austiniae Brent Whiteley 1975-6-28 68 Siskiyou 915 Comment
  CDA3352  Cerastium dichotomum C. S. Giebner 1963-4-3 Siskiyou Chili Hammond property, halfway between Yreka and Montague. 0 Comment
  RSA157735  Cerastium dichotomum T. C. Fuller 1962-5-18 8745 Siskiyou B. M. Long prop., Little Shasta Rd., 5 miles E of Montague. Comment
  HSC4754  Cerastium fontanum subsp. vulgare William J. Ferlatte 1967-6-5 491 Siskiyou Big Flat, between public camp and S Fork of Salmon River 1524 Comment
  UCD77513  Cerastium fontanum subsp. vulgare Robert E. Preston 2001-6-30 1632 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W se 1/4 of nw 1/4 Section 14 1694 Comment
  SEINET10907015  Cercis occidentalis LeRoy E. Detling 1947-6-2 Detling 6043 Siskiyou 1 mi. west of Hamburg. T46N R11W S26 427 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
  SEINET6331969  Cercocarpus betuloides G. D. Butler 1910-5-30 1435 Siskiyou Humbug Creek Comment
  CAS-BOT-BC147682  Cercocarpus betuloides var. betuloides L. E. Smith 1913-5-28 s.n. Siskiyou Yreka Comment
  UC165261  Cercocarpus betuloides var. betuloides Geo. D. Butler 1910-4-16 1179 Siskiyou Klamath Hills Comment
  LA47766  Cercocarpus betuloides var. macrourus Louis C. Wheeler; 1934-7-12 2901 Siskiyou Siskiyou Mountains, Cottonwood Creek 1066 Comment
  RSA59495  Cercocarpus ledifolius E. K. Balls 1950-5-16 14705 Siskiyou Caldwell Caves, Lava Beds National Monument. 1524 Comment
  CAS-BOT-BC148522  Cercocarpus ledifolius var. ledifolius Wm. Bridge Cooke 1938-8-23 11574 Siskiyou Upper end of Shastina Lava Park 2438 Comment
  UC1037433  Cercocarpus ledifolius var. ledifolius Douglas Barbe 1955-8-1 321 Siskiyou e of Craggy Lookout (on Mount Bolivar, Scott Mountains); Klamath Mountains, Scott Mountains, Mount Bolivar 2255 Comment
  UC165742  Cercocarpus ledifolius var. ledifolius Geo. D. Butler 1910-5-4 1274 Siskiyou near Yreka Comment
  CAS-BOT-BC276755  Chaenactis douglasii var. douglasii Louis C. Wheeler 1934-6-15 2715 Siskiyou Hungry Creek, Siskiyou Mountains 1280 Comment
  CAS-BOT-BC276757  Chaenactis douglasii var. douglasii Peter H. Raven 1956-9-4 10393 Siskiyou Pass just S of Mount Eddy 2438 Comment
  CAS-BOT-BC276772  Chaenactis douglasii var. douglasii L. E. Smith 1914-5-21 704 Siskiyou Montague Comment
  HSC92684  Chaenactis douglasii var. douglasii Jennifer Whipple 1976-7-14 1471 Siskiyou SE slope of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  UC30998  Chaenactis douglasii var. douglasii T. H. Gilbert June 15 1899-July 15, 1899 Siskiyou Scott River Valley Comment
  HSC5256  Chaenactis douglasii var. douglasii D. M. Thomson 1965-6-30 120 Siskiyou California Lava Bedds National Monument; 1 mile up Cave Loop Road Comment
  HSC5257  Chaenactis douglasii var. douglasii R. C. Wunner 1965-7-9 365 Siskiyou California Lava Beds National Monument; Start of trail to Black Crater 1341 Comment
  SEINET7379869 Image available Chaenactis douglasii var. douglasii G. D. Butler 1910-6-17 1573 Siskiyou Humbug Mountain 1219 Comment
  SD241738  Chaenactis suffrutescens Dean Wm. Taylor 1997-6-12 16051 Siskiyou Siskiyou County: Hillslopes at base of Scott Mountains at mouth of Willow Creek, Shasta Valley: ac. 4 miles west of Gazelle (China Mountain 7.5'Q) 945 Comment
  SD60215  Chaenactis suffrutescens A. A. Heller 1928-6-9 14608 Siskiyou Near Castle Lake, a short distance form Castle Crags in the yellow pine belt Comment
  SBBG27369  Chamaebatiaria millefolium J. W. Thompson 1936-7-8 13151 Siskiyou lava slopes of Lava Beds Nat Monument Comment
  SEINET515846  Chamaebatiaria millefolium Vernon Oswald 1997-7-28 8772 Siskiyou Forest Route 49 (Powder Hill Rd.) at 41N03 (to Porcupine Butte), 16 mi. S of Medicine Lake. 1366 Comment
  UCD102288  Chamaebatiaria millefolium Daniel Sanchez-Mata; S. Rivas-Martinez, A. Penas and Sara del Rio 2011-7-16 s.n. Siskiyou Between Tenant and Lava Beds Mational Monument. Tenant Lava Beds Road. 1660 Comment
  RSA624995  Chamaesyce maculata L. C. Wheeler 1963-8-23 8266 Siskiyou Klamath River: Walker (near Oak Knoll). Comment
  UC164022  Chamaesyce maculata Geo. D. Butler 1908-7-16 444 Siskiyou Klamath Rim Comment
  RSA571805  Chamaesyce serpillifolia W. Bridge Cooke 1941-9-5 16258 Siskiyou Along the Memorial Highway, Mt. Shasta. 1372 Comment
  UC207731  Chamaesyce serpyllifolia A. A. Heller 1914-8-26 11721 Siskiyou Weed 1066 Comment
  CDA35273  Chamaesyce serpyllifolia T. C. Fuller 1962-8-3 9506 Siskiyou Siskiyou Mountains: Gravel bar of Beaver Creek at the mouth of Raggedass Gulch, 5 miles north of the Klamath River. 0 Comment
  CAS-BOT-BC68218  Cheilanthes gracillima Maxine Wilkes 1940-8-1 s.n. Siskiyou Deep Lake, Marble Mts. Comment
  HSC69128  Cheilanthes gracillima Maralyn A. Renner 1980-8-7 2380 Siskiyou Klamath National Forest, NW flank of Preston Peak, near summit 2180 Comment
  CAS-BOT-BC68220  Cheilanthes gracillima Gilbert Muth 1965-8-6 s.n. Siskiyou Trail to backside of Blk. Mt. Comment
  CAS-BOT-BC68239  Cheilanthes gracillima Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Trinity Mountains - Road to Mumbo Basin 1889 Comment
  CAS-BOT-BC68242  Cheilanthes gracillima Gilbert Muth 1965-8-6 s.n. Siskiyou Trail to backside of Blk Mt. Comment
  RSA602927  Cheilanthes gracillima L. C. Wheeler 1958-8-21 7413 Siskiyou Siskiyou Mountains. Lily Pad Lake. Comment
  UCR143039  Cheilanthes intertexta L. C. Wheeler 1934-10-21 3344 Siskiyou Shasta Valley, 8 mi NE of Gazelle 869 Comment
  JEPS85081  Chenopodium W. B. and V. G. Cooke with Ted Graves 1988-8-29 64227 Siskiyou along Andesite Rd (Shasta NF FS-11) Mount Shasta, Shasta National Forest (n side of mt) 1463 Comment
  HSC92437  Chenopodium atrovirens Jennifer Whipple 1976-7-9 1384 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2195 Comment
  CDA3038  Chenopodium botrys J. R. Grisham 1958-9-2 Siskiyou 0 Comment
  UC851051  Chenopodium pumilio A. A. Heller 1915-8-24 12210 Siskiyou Metcalf's Ranch Mt. Eddy (ne base of mt.) 1188 Comment
  RSA64788  Chenopodium vulvaria L. C. Wheeler 1934-10-6 11412 Siskiyou Edge of path, Yreka. 793 Comment
  CAS-BOT-BC452256  Chimaphila umbellata W. R. Dudley 1899-8-22 s.n. Siskiyou Craggy Peak Comment
  HSC65504  Chimaphila umbellata R. White 1977-7-21 120 Siskiyou Slope below outlet of Raspberry Lake. 1512 Comment
  UC618646  Chimaphila umbellata W. Bridge Cooke 1938-8-5 11459 Siskiyou Mt. Shasta, Sisson Southern Trail 1828 Comment
  UC637049  Chimaphila umbellata Edward Lee 1934-8-13 1086 Siskiyou watershed of W. Branch Indian Creek (Happy Camp-Waldo (Oregon) Rd.); Klamath Nat'l Forest, W. Branch Indian Creek 1463 Comment
  UCR179176  Chimaphila umbellata Robert E. Preston 2001-8-26 1760 Siskiyou Klamath Range, Klamath National Forest, north slope of Rainbow Mountain, Hemlock Lake 1884 Comment
  UCR90895  Chimaphila umbellata Kathy Harper, Dane Karr 1994-6-10 s.n. Siskiyou North Coast Range, Indian Creek Camp, 14.5 mi NW of Happy Camp along Indian Creek Road, off Hwy 96. Near campsites 7 to 9 610 Comment
  UCSB23743  Chimaphila umbellata Keefe, Joseph 1967-7-11 Siskiyou Cook and Green Pass, north of Seida Valley 1341 Comment
  HSC22115  Chrysolepis chrysophylla J. O. Sawyer 1969-7-23 1454 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  CAS-BOT-BC36387  Chrysolepis chrysophylla W. R. Dudley 1907-8-20 s.n. Siskiyou Along Salmon River above mouth of trail creek Comment
  HSC8067  Chrysolepis sempervirens Wm. F. Bowman 1968-10-12 Siskiyou Sugar Creek Trail 1585 Comment
  JEPS37660  Chrysolepis sempervirens B. Wise Neilsen 1936-10-18 Siskiyou 2 mi nw Etna Mt.; Salmon Mt. Comment
  CAS-BOT-BC140656  Chrysothamnus humilis Elmer I. Applegate 1935-8-3 10019 Siskiyou Crater rim of Caldwell Butte, Lava Beds National Monument Comment
  SEINET7451000 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus G. D. Butler 1910-7-20 1731 Siskiyou Goosenest foothills 1524 Comment
  SEINET5343656  Cicuta douglasii G. Butler 1910-7-15 1788 Siskiyou Oro Fino Creek Comment
  CDA1027  Cirsium andrewsii M. R. Pryor 1950-7-26 s.n.-B Siskiyou Hwy 99, 4 mi. N of Gazelle. Comment
  CDA1135  Cirsium ciliolatum G. D. Barbe, Don Shaw 1982-7-14 3890 -C Siskiyou Willow Creek; Bryant Rd. at York Rd., 3.5 mi east of Willow Creek School. Comment
  CAS-BOT-BC278049  Cirsium cymosum John Thomas Howell 1952-6-15 28361 Siskiyou Montague Comment
  CAS-BOT-BC279890  Cirsium douglasii var. breweri Peter H. Raven 1956-9-5 10442 Siskiyou North Fork of Sacramento River 2194 Comment
  CAS-BOT-BC279893  Cirsium douglasii var. breweri Alice Eastwood 1917-9-2 6667 Siskiyou Shasta Springs Comment
  SBBG65885  Cirsium douglasii var. breweri A. A. Heller 1927-8-1 14437 Siskiyou Strawberry Valley near Mount Shasta, near Deetz, just N of Shasta City Comment
  HSC26756  Cirsium occidentale var. candidissimum J. P. Smith, J. O. Sawyer 1971-9-18 4809 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  SEINET10808345  Cirsium occidentale var. candidissimum Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-6-2 Morris 360 Siskiyou Found at the junction of Shasta and Klamath Rivers on Hwy. 263. Comment
  CDA21701  Cirsium ochrocentrum subsp. ochrocentrum T. C. Fuller 1979-10-3 20272 Siskiyou 1.6 km south of Tecnor, Red Rock Valley, southeast of Macdoel. 0 Comment
  CAS-BOT-BC288776  Cirsium remotifolium H. A. Thomas; J. H. Thomas 1954-7-25 4536 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  JEPS59252  Cirsium scariosum Geo. D. Butler 1909-6-13 977 Siskiyou Oro Fino Comment
  CAS-BOT-BC285893  Cirsium vulgare W. B. Cooke; V. G. Cooke 1962-8-19 33550 Siskiyou Memorial Highway, Mt. Shasta Comment
  HSC5381  Cirsium vulgare R. C. Wunner 1965-8-14 434 Siskiyou California Lava Beds National Monument; 2 mi. from Mammoth Crater on Rd. to SW entrance 1555 Comment
  RSA297179  Cirsium vulgare Geo. D. Butler 1908-8-17 505 Siskiyou Along Creek, Butler's Ranch near Yreka Comment
  CAS-BOT-BC228987  Cistanthe umbellata L. E. Smith 1913-5-23 241 Siskiyou Weed Comment
  CAS-BOT-BC164977  Clarkia rhomboidea Doris K. Kildale; J. W. Gillespie 1929-6-22 8027 Siskiyou Salt Creek, 36 miles south of Dunsmuir Comment
  HSC16270  Clarkia rhomboidea R. C. Wunner 1965-6-29 296 Siskiyou Lava Beds N. M., 0.25 mi. NW of Lower Caldwell Ice Cave 1433 Comment
  RSA458874  Clarkia rhomboidea M. B. Dunkle 1944-7-15 9111 Siskiyou Siskiyou National Forest. Coastal northern California. 1768 Comment
  RSA601897  Claytonia parviflora L. C. Wheeler 1935-5-5 3466 Siskiyou Greenhorn Creek. Siskiyou Mtns. (Mt Diablo Mer.) 854 Comment
  HSC64295  Claytonia parviflora subsp. parviflora J. P. Smith 1973-5-5 6376 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  JEPS94258  Claytonia rubra subsp. depressa Vernon H. Oswald and Lowell Ahart 1998-6-11 9219 Siskiyou 5 mi n of Macdoel (Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Road and Highway 97); Butte Valley National Grassland 1295 Comment
  CAS-BOT-BC443812  Claytonia rubra subsp. rubra L. E. Smith 1913-5-12 s.n. Siskiyou Dunsmuir Comment
  UC163755  Claytonia rubra subsp. rubra Geo. D. Butler 1909-3-24 676 Siskiyou Oro Fino; Mining Camp Comment
  HSC30232  Claytonia rubra subsp. rubra William J. Ferlatte 1968-6-8 1131 Siskiyou Big Flat, near campground 1524 Comment
  CAS-BOT-BC443863  Claytonia sibirica Wm. Bridge Cooke 1938-6-24 11182 Siskiyou Mount Shasta. Bear Springs Comment
  HSC4884  Claytonia sibirica J. O. Sawyer 1968-7-2 377 Siskiyou Upper drainage of Joe Creek on steep N facing slopes. 1677 Comment
  RSA60492  Claytonia sibirica John H. Thomas 1949-6-16 943 Siskiyou 1/4 mi north of Beaver Creek Public Camp, along Beaver Creek; 5 mi north of junction of Beaver Creek and Klamath River; Klamath National Forest. Comment
  UC454256  Claytonia sibirica I. J. Condit 1911-7-31 Siskiyou Shasta Springs; along railroad Comment
  CAS-BOT-BC443860  Claytonia sibirica Elmer I. Applegate 1923-9-7 3958 Siskiyou Canyon Creek, Doggett Ridge, near Klamath River Comment
  POM164048  Claytonia sibirica E. B. Copeland 1903-8-13 3891 Siskiyou Sisson. 1067 Comment
  HSC19261  Clintonia uniflora J. O. Sawyer 1968-7-9 444 Siskiyou W of Little Duck Lake. 1936 Comment
  HSC22449  Clintonia uniflora J. O. Sawyer 1969-8-4 1925 Siskiyou Above S Sugar Lake 2043 Comment
  HSC69574  Clintonia uniflora Maralyn A. Renner 1980-8-6 2260 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  UCSB18255  Collinsia linearis Breedlove, Dennis 1962-6-10 Siskiyou on roadbank along Indian Creek Road; 11.7 miles northwest of Happy Camp; Siskiyou Mountains 594 Comment
  HSC77022  Collinsia parviflora K. T. Stillman 1976-6-25 55 Siskiyou Marble Mtn. Wilderness Area, SW facing slope. 1921 Comment
  HSC68488  Collinsia rattanii Maralyn A. Renner 1980-6-9 843 Siskiyou Ridge SE of FS Rd. 45N35 1341 Comment
  UCD20188  Collinsia rattanii 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
  JEPS6163  Collinsia rattanii W. L. Jepson 1937-7-30 18540 Siskiyou near Poker Flat (summit of Siskiyou Mtns); Siskiyou Mtns. 1554 Comment
  JEPS74523  Collinsia torreyi var. latifolia W. J. Ferlatte 1966-6-22 99 Siskiyou between the campground and Carter's, along South Fork Salmon River Carter's; Trinity Alps, South Fork Salmon River 1524 Comment
  UC609353  Collinsia torreyi var. latifolia Eleanor Burks Hart 1938-8-20 945 Siskiyou slope above Big Meadow 2225 Comment
  UC449739  Collomia grandiflora Vertebrate Museum 1911-7-16 258 Siskiyou S. Fk. Salmon River Comment
  UC455655  Collomia heterophylla I. J. Condit 1911-7-28 Siskiyou Shasta Retreat Comment
  RSA409235  Collomia heterophylla L. C. Wheeler 1934-8-5 3046 Siskiyou Condrey Mt., Siskiyou Mts. Mt. Diablo Mer. 2165 Comment
  CHSC30234  Collomia larsenii M. S. Taylor; J. D. Prouty, E. Heinitz 1980-8-18 3264 Siskiyou W side of Little Mt. Hoffman, between road and lookout. 2225 Comment
  UC1347199  Collomia linearis John Thomas Howell 1937-7-22 13262 Siskiyou near Big Flat; South Fork of Salmon River 1524 Comment
  HSC16937  Collomia linearis R. C. Wunner 1965-6-6 78 Siskiyou Lava Beds N. M., 0.1 mi. on Rd. to Caldwell Ice Cave 1372 Comment
  SJSU6072  Collomia tinctoria R. W. Trivelpiece 1971-7-14 52 Siskiyou Blue Ridge between Sawyers Bar & Cecilville, SW of Eddy Gulch Lookout, Salmon R Mts 1219 Comment
  HSC60958  Collomia tinctoria Ruby Van Deventer 14 Jun [year missing] Siskiyou Chicago Peak Comment
  HSC90215  Collomia tinctoria Michael P. Murray Jul 1991 3 Siskiyou Marble Mtn. Wilderness Area, E facing slope of Elk Valley 1890 Comment
  HSC44488  Collomia tracyi K. Irwin 1977-5-22 385 Siskiyou On South Fork Salmon River Rd., 4 mi. E of Cecilville Comment
  UC6131  Comandra umbellata subsp. californica C. B. Bradley 1879-1 Siskiyou Comment
  UC1299376  Corallorhiza mertensiana Freed W. Hoffman 1948-8-7 2661 Siskiyou between West Branch Public Camp and California-Oregon state line (Waldo-Happy Camp Rd.); North Coast Ranges Comment
  JEPS57500  Cordylanthus tenuis subsp. pallescens L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-8-12 2122 Siskiyou 4 mi nw of City of Mount Shasta (sw of Black Butte, along Garbage Disposal Road just off Highway 5 (old 99)); Garbage Disposal Road 1173 Comment
  CHSC105577  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-5 16221 Siskiyou Dunsmuir; road 1M036 (Railroad Park Road) across from the railroad museum. Lat and Long. indicated +/- 56 feet. 704 Comment
  SEINET13682408  Cordylanthus tenuis subsp. tenuis B. L. Wilson, R. E> Brainerd 2010-8-4 16205 Siskiyou FR 41N26, the Eddy Creek Road, 2.8 miles above the junction with Old Stagecoach Road. 1280 Comment
  JEPS70112  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1972-8-4 3149 Siskiyou southern edge Dunsmuir (near first Dunsmuir freeway exit) 822 Comment
  JEPS77479  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1978-9-7 4973 Siskiyou sw Weed (s of Edgewood, road below Stewart Springs) 975 Comment
  UCD123181  Cordylanthus tenuis subsp. viscidus K. M. Meyer; A. Townesmith 2007-7-31 173 Siskiyou Shasta-Trinity National Forest. 5.3 mi. on NF Rd. 17, off US Hwy. 97, turn out right before forest rd. 42N19. 1298 Comment
  UC964790  Cordylanthus tenuis subsp. viscidus Herbert L. Mason 1950-7-16 14064 Siskiyou 5 mi s summit of road from Happy Camp CA to Waldo OR Comment
  HSC60674  Cornus canadensis Ruby Van Deventer Siskiyou Bear Meadow. Comment
  UC166604  Cornus glabrata Geo. D. Butler 1908-8-7 84 Siskiyou bank of Lake at head of W. Fork Woolly Creek Comment
  UC61181  Cornus nuttallii W. A. Setchell, C. C. Dobie 1902-6-18 Siskiyou Mt. Shasta, Sisson Comment
  SEINET3161704  Cornus pubescens G. D. Butler 1910-6-4 1490 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC210412  Cornus sericea Geo. D. Butler 1908-8-21 86 Siskiyou Etna Creek Comment
  CAS-BOT-BC210527  Cornus sessilis Doris K. Kildale 1928-7-3 5439 Siskiyou Little North Fork Salmon River Comment
  SD76183  Cornus stolonifera Helen V. Witham 1969-10-7 563 Siskiyou Near Ft. Jones. 700 Comment
  SACT002820  Corylus rostrata var. californica Geo Dobbins 1961-6-19 Siskiyou 5 miles west of Oregon Caves National Monument. Comment
  JEPS109232  Crataegus monogyna Dean W. Taylor 2004-7-19 19184 Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  UC581274  Crepis monticola E. B. Babcock and G. L. Stebbins Jr. 1936-6-11 1930 Siskiyou old river terrace about 8 mi s Yreka 810 Comment
  JEPS36458  Crepis monticola Geo. D. Butler 1909-5-30 749 Siskiyou Humbug Comment
  CDA4445  Crepis occidentalis Jess Grisham 1958-5-12 399 -58 Siskiyou W.H. Gamble property, Yreka. 0 Comment
  UC581300  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2441 Siskiyou stream bank 2 1/2 mi ne Fort Jones (along hwy to Yreka) 850 Comment
  CAS-BOT-BC290842  Crepis occidentalis subsp. pumila Geo. D. Butler 1910-5-19 1365 Siskiyou Yreka Comment
  OBI55464  Crepis pleurocarpa David J. Keil, Kathleen Keil 1992-7-21 23540 Siskiyou Klamath Natl forest SE of Callahan. forest Rd 40N08, 1.7 mi W of Scott Mtn rd (hwy 3) Comment
  UC604171  Crepis pleurocarpa David D. Keck 1938-8-6 4812 Siskiyou 4 mi s Oregon line (on road from Waldo to Happy Camp, summit of mts., at Del Norte Co. line); Siskiyou Mts., Poker Flat 1555 Comment
  CAS-BOT-BC376470  Crepis pleurocarpa Louis C. Wheeler 1934-8-16 3168 Siskiyou Klamath National Forest. 2 mi. E. White Mt. 1920 Comment
  SEINET11835677  Crepis pleurocarpa C. G. Pringle 1882-1 s.n. Siskiyou Mts. about the head waters of the Sacramento River Comment
  SEINET12280691  Cryptantha affinis Unknown 1936-1 13062 Siskiyou near Hornbrook Comment
  RSA610185  Cryptantha flaccida L. C. Wheeler 1935-5-18 3494 Siskiyou Siskiyou Mountains; Yreka Creek (Mt. Diablo Mer.) 854 Comment
  JEPS107318  Cryptantha intermedia Lowell Ahart, John Dittes 2005-6-10 12114 Siskiyou Rocky hillside, north of the rock fence, about 100 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  UC61113  Cryptantha intermedia T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  JEPS67621  Cryptantha intermedia Geo. D. Butler 1909-5-2 733 Siskiyou Huzby Hill Comment
  UCD119885  Cryptantha milobakeri J. P. Smith; Steve Selva 1970-6-14 3862 Siskiyou Siskiyou County. Comment
  SDSU20232  Cryptantha subretusa Ronald B. Kelley 2005-7-14 928 Siskiyou On south-southwest-facing slope of Mt. Eddy at switchback of Mt. Eddy trail, on both sides of trail. 2594 Comment
  HSC91385  Cryptantha subretusa Jennifer Whipple 1977-8-4 2143 Siskiyou S Face of Mt. Eddy draining into the N Fork of the Sacramento River 2500 Comment
  JEPS95669  Cryptantha torreyana Vernon H. Oswald and L. Ahart 1999-7-5 9796 Siskiyou Gazelle-Callahan Hwy. 9.0 mi west of Gazelle: T42N R7W Sect. 26, 3000 ft, mixed hardwood-coniferous forest. In disturbed gravelly soil. 914 Comment
  POM63493  Cryptantha torreyana Geo. D. Butler 1910-5-8 1310 Siskiyou Near Yreka. Comment
  HSC375  Cryptogramma acrostichoides William J. Ferlatte 1966-6-22 118 Siskiyou Josephine Lake Basin 1677 Comment
  HSC30637  Cryptogramma acrostichoides Frederick W. Oettinger 1968-8-5 404 Siskiyou Marble Mtn. Wilderness Area, 'Shasta Ridge' between Diamond Lake and English Peak 2073 Comment
  JEPS24793  Cryptogramma acrostichoides Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6802 Siskiyou shore of Castle Lake (headwater of Sacramento River) 1661 Comment
  CAS-BOT-BC80539  Cupressus bakeri Oliver V. Matthews 1939-7-22 41 Siskiyou unspecified 1219 Comment
  CAS-BOT-BC80542  Cupressus bakeri Oliver V. Matthews 1939-7-14 33 Siskiyou North-westerly Grove, [Goose Nest] Goosenest Region 1828 Comment
  CAS-BOT-BC80564  Cupressus bakeri Oliver V. Matthews 1939-7-11 32 Siskiyou Seiad Grove and Region 1463 Comment
  RSA176218  Cupressus bakeri C. O. Stone 1964-6-20 291 Siskiyou North section line crossing of Sec 13 on west side of Jeep Rd. 1085 Comment
  UC650674  Cupressus bakeri Oliver V. Matthews 1939-7-18 36 Siskiyou ne Goose Nest Grove Goose Nest Region 1524 Comment
  UCD103549  Cuscuta campestris Rob Wilson 2010-9-8 s.n. Siskiyou Near Tulelake. Comment
  RSA625175  Cuscuta suksdorfii var. subpedicellata L. C. Wheeler 1963-8-25 8269 Siskiyou South side of Preston Peak: Head Rattlesnake Creek. 1829 Comment
  HSC61606  Cycladenia humilis Ruby Van Deventer 1970-6-6 Siskiyou Lookout Mtn. Comment
  SEINET10497518  Cynoglossum occidentale Mary Merello 1993-6-25 Merello 718 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
  HSC40381  Cypripedium californicum A. Montalvo, J. D. Ackerman 1974-8-17 424 Siskiyou West slope of Preston Peak, 0.5 mi. N of Rattlesnake Meadows 1646 Comment
  JEPS46152  Cypripedium fasciculatum Duncan Dunning 1923-6-15 Siskiyou trail from Sawyers Ridge to Blue Ridge Comment
  CDA39517  Cypripedium montanum D. Osterhandt 1979-6-1 s.n. Siskiyou Sawyers Bar. 0 Comment
  HSC103854  Cystopteris fragilis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-20 2767 Siskiyou 2 mi. east of Callahan at Hwy. 3 bridge over the East Fork Scott River. 988 Comment
  RSA237511  Cystopteris fragilis Frederick W. Oettinger 1969-7-9 944 Siskiyou Vernally moist dry meadows N.W. of upper English Lake. Salmon Mtns. High Lakes Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA237514  Cystopteris fragilis Frederick W. Oettinger 1969-7-13 1007 Siskiyou NW of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  HSC103042  Danthonia californica J. P. Smith 2014-6-7 13900 Siskiyou Along Forest Service Road 40N08, just north of Big Carmen Lake 1699 Comment
  HSC30644  Danthonia californica Frederick W. Oettinger, R. F. Thorne 1969-8-4 1153 Siskiyou Marble Mtn. Wilderness Area, English Peak, English Lake Basin, Sundew Bog. 1829 Comment
  LA102190  Danthonia californica John C. Roos; 1965-8-1 sn Siskiyou Marble Mountains, Middle Sky High Lake Comment
  UCD60487  Danthonia californica Rimo Bacigalupi; Mr. and Mrs. Van Deventer 1959-7-10 7311 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
  UCD60516  Danthonia californica R. Tofsrud 1948-8-3 s.n. Siskiyou Poker Flat, near Del Norte Co. border. Comment
  HSC69057  Danthonia intermedia subsp. intermedia Maralyn A. Renner 1980-8-6 2318 Siskiyou Cracker Meadow 1555 Comment
  CHSC30185  Darlingtonia californica M. S. Taylor 1980-7-22 3174 Siskiyou Just e of Big Carmen Lake, take right turn on logg ... Field redacted by CHSC, contact the data manager for more information 1828 Comment
  RSA698849  Darlingtonia californica Leo Miller 1938-06 s.n. Siskiyou Siskiyou Mountains [Siskiyou or Del Norte counties]. 854 Comment
  HSC64831  Darmera peltata J. P. Smith 1973-5-5 6387 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  UCD112985  Dasiphora fruticosa Jack Major; M. Fleschner and R. Pemble 1966-9-4 s.n. Siskiyou Northeast face of Marble Mountains. 2225 Comment
  CHSC1457  Delphinium M. Yoder 1941-7-19 Siskiyou Castle Lake. 1981 Comment
  UC1125923  Delphinium andersonii M. H. Mitchell 1936-5-9 11 Siskiyou se slope Schonchin Butte; Modoc Lava Beds Natl. Mon., Dorris Quadrangle Comment
  CAS-BOT-BC9570  Delphinium antoninum J. H. Thomas 1954-5-13 4150 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville 1127 Comment
  CAS-BOT-BC9047  Delphinium decorum subsp. tracyi Alice Eastwood 1912-8-30 2001 Siskiyou Mount Eddy Comment
  RSA105391  Delphinium decorum subsp. tracyi G. D. Barbe 1955-7-6 134 Siskiyou Along northeast shore of Taylor Lake, Salmon Mtns. 1951 Comment
  CAS-BOT-BC8755  Delphinium glaucum L. R. Short 1933-8-7 115 Siskiyou Klamath National Forest, Marble Mountains 1798 Comment
  CAS-BOT-BC8757  Delphinium glaucum John Thomas Howell 1939-8-5 15075 Siskiyou Spirit Lake, Marble Mountains 1828 Comment
  JEPS24033  Delphinium glaucum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6897 Siskiyou Poker Flat Siskiyou Mountains 1536 Comment
  SEINET3159328  Delphinium nudicaule G. D. Butler 1910-5-7 1299 Siskiyou near Yreka Comment
  HSC44963  Delphinium nuttallianum J. O. Sawyer 1978-6-21 3279 Siskiyou Marble Mtn. Wilderness Area, along trail N of Clear Lake 1951 Comment
  HSC61773  Delphinium nuttallianum Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC118068  Delphinium nuttallianum Elmer Ivan Applegate 1923-8-23 3844 Siskiyou Medicine Lake Comment
  CAS-BOT-BC94406  Delphinium nuttallianum R. C. Wenk 2005-7-15 208 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass between Yellow Rose 2133 Comment
  UCD61159  Deschampsia cespitosa Beecher Crampton 1956-8-21 3820 Siskiyou South slope of Gumboot Lake, headwater of the south fork of the Sacramento River, ca. 15-16 miles southwest of Mt. Shasta City. 1920 Comment
  UC651085  Deschampsia cespitosa subsp. cespitosa L. Whitney 1933-8-2 Siskiyou Slate Creek Comment
  JEPS73746  Deschampsia danthonioides Geo. D. Butler 1908-6-25 477 Siskiyou along creek near Yreka (Butler's Ranch); Butler's Ranch Comment
  CAS-BOT-BC201944  Deschampsia elongata Alice Eastwood 1912-8-30 2049 a Siskiyou Mount Eddy Comment
  HSC26484  Deschampsia elongata J. P. Smith, Steve Selva 1970-7-15 4368 Siskiyou 2 mi. below the Baldy Mt. Lookout Station. Comment
  JEPS80523  Deschampsia elongata Gilbert Muth 1966-7-18 415 Siskiyou meadow above Marble Valley (Marble Gap Trail); Marble Mt. Wilderness Area, Marble Gap Trail 1828 Comment
  HSC46748  Deschampsia elongata William J. Ferlatte 1974-7-26 1602 Siskiyou Big Flat and vicinity; woods N side of Mountain Meadows Ranch. 1524 Comment
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Jun 7 2012
  SEINET10524243  Deschampsia elongata Lawrence P. Janeway 1983-1 Janeway 627 Siskiyou Preston Peak Quad (15') T18N R6E S20 SW1/4. Siskiyou Mountains: at Poker Flat, a meadow in a fir forest. Dryish, vegetated, northwest edge of the meadow, on the upper side of the road. 1524 Comment
  POM369568  Descurainia incana subsp. viscosa M. B. Dunkle 1944-7-7 9081 Siskiyou Deer Creek 1768 Comment
  UC855979  Descurainia incisa subsp. incisa John Thomas Howell 1939-8-9 15222 Siskiyou ridge s Marble Valley (Marble Mts.); Marble Mts. Comment
  HSC6710  Descurainia longipedicellata R. C. Wunner 1965-8-23 474 Siskiyou Lava Beds National Monument, Lava Reef burn near NW dump 1220 Comment
  CDA3688  Descurainia sophia T. C. Fuller 1958-4-17 4821 Siskiyou 4 miles east of Yreka. 0 Comment
  RSA715489  Descurainia sophia L. Ahart, John Dittes 2005-6-9 12054 Siskiyou On the east side of a poor rock fence, about 350 yards E of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2.5 miles (air) ESE of Grenada. 775 Comment
  UCD114790  Descurainia sophia R. N. Raynor 1940-4-11 s.n. Siskiyou Montague. Comment
  JEPS91305  Dicentra formosa Dean W. Taylor 1972-7-4 1595 Siskiyou near Lily Pad Lake 3 miles west of Cook & Green Pass 1981 Comment
  UCD95524  Dicentra formosa Ricky D. Pearce 1978-5-7 22 Siskiyou 3.4 miles W of the end of Coffee Creek Road. 1524 Comment
  CAS-BOT-BC402549  Dicentra pauciflora Philip A. Munz 1952-7-2 17914 Siskiyou Rd. to Baldy Mt., ca. 6 air-line miles w. of Happy Camp, Siskiyou Mts. 1554 Comment
  HSC41069  Dichelostemma capitatum subsp. capitatum J. O. Sawyer 1970-3-4 2075 Siskiyou N of Idlewild Campground 762 Comment
  RSA120196  Dichelostemma multiflorum S. S. Tillett 1956-7-11 701 Siskiyou just N of campground, Scott Mtn divide, Siskiyou - Trinity County line, 8 mile SE of Callahan. 1631 Comment
  SEINET7040105  Dichelostemma multiflorum A. G. Vestal 1963-6-1 s.n. Siskiyou 2.8 miles north of Montague. Hawkinsville Quad. UTM Zone 10, 539617mE, 4625157mN. Comment
  CAS-BOT-BC291011  Dieteria canescens var. shastensis Louis C. Wheeler 1934-8-24 3218 Siskiyou Trapper Creek, Siskiyou Mts. 1859 Comment
  UC1408805  Dieteria canescens var. shastensis Robert F. Thorne and Fred Oettinger 1969-8-10 38945 Siskiyou along Ski Bowl Road (sw slope of Mt. Shata, Mt. Shasta National Forest); Mt. Shasta National Forest, sw slope of Mt. Shasta 1280 Comment
  UC444348  Dieteria canescens var. shastensis E. L. Greene 1876-1 Siskiyou Shasta River Comment
  CAS-BOT-BC290999  Dieteria canescens var. shastensis Wm. Bridge Cooke 1938-8-5 11439 Siskiyou Mount Shasta. MacBridge Spring Road Comment
  CAS-BOT-BC153447  Diplacus layneae L. E. Smith 1913-7-1 432 Siskiyou Dunsmuir Comment
  UC1053435  Dodecatheon hendersonii Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3139 Siskiyou opposite town Dunsmuir (on e side of canyon, Cliffs along Sacramento River); along Sacramento River, opposite Dunsmuir Comment
  HSC19085  Dodecatheon jeffreyi J. O. Sawyer 1969-7-3 1039 Siskiyou Near Lipstick Lake 1951 Comment
  RSA760361  Dodecatheon jeffreyi Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63377 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2073 Comment
  JEPS60244  Downingia bacigalupii L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2306 Siskiyou ca 3 mi ne Little Deer Mt.--The Whaleback Quad. (1.2 mi from U.S. Highway 97, along road to Hoffman Mill) 1554 Comment
  JEPS100727  Downingia cuspidata Dean W. Taylor 1991-6-12 11897 Siskiyou Adobe Flat, ca. 4 miles N of Timbered Crater 1106 Comment
  JEPS94820  Downingia insignis Vernon H. Oswald and Lowell Ahart 1998-6-11 9217 Siskiyou near the junction of Meiss Lake-Sams Neck Road and Highway 97 5 mi n of Macdoel (Butte Valley National Grassland); Butte Valley National Grassland 1295 Comment
  RSA181958  Downingia montana John Weiler, Lincoln Constance, E. Moleseed 1960-6-15 60178 Siskiyou Beside railroad tracks about 300 ft. off Hwy 99 just N of the bridge over the Sacramento River at the N end of Lake Shasta (Antler Resort area.) Comment
  CHSC71231  Downingia pulcherrima Vernon H. Oswald; Ken Beatty, Jay Thesken 1998-6-6 9171 Siskiyou Buckaroo Hole, Butte Valley National Grassland between Macdoel and Dorris. 1280 Comment
  CHSC71479  Downingia pulcherrima Vernon H. Oswald; Lowell Ahart 1998-7-21 9356 Siskiyou Northeast of Weed, east of Grass Lake, and west of Bray on Old State Highway 0.8 mi east of Tennant Rd. 1417 Comment
  RSA211442  Draba carnosula William J. Ferlatte 1967-8-20 1055 Siskiyou Caribou Basin, Sawtooth Ridge. 2043 Comment
  JEPS53503  Draba howellii Geo. D. Butler 1908-8-8 33 Siskiyou Marble Valley 1676 Comment
  UC1409434  Draba pterosperma Frederick W. Oettinger 1968-8-22 601 Siskiyou cliffs above English Lake to Diamond Lake trail on English Lake side of pass Marble Mountain Wilderness Area, Salmon Mountains (High Lake Basins in vicin of English Peak, Western Siskiyou County) 2225 Comment
  POM93918  Draba verna Geo. D. Butler 1910-3-23 1143 Siskiyou Shasta [River?] Comment
  HSC76994  Drymocallis glandulosa K. T. Stillman 1976-6-25 80 Siskiyou Marble Mtn. Wilderness Area, N side of Elk Valley. 1799 Comment
  HSC29647  Drymocallis glandulosa var. reflexa Frederick W. Oettinger 1968-8-16 531 Siskiyou Marble Mtn. Wilderness Area, summit of Red Hill N of Hancock Lake 2058 Comment
  RSA237852  Drymocallis glandulosa var. reflexa Frederick W. Oettinger 1969-8-1 1124 Siskiyou Above wiregrass meadow near English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  CAS-BOT-BC536728  Drymocallis pseudorupestris Wm. Bridge Cooke 1939-8-22 13829 Siskiyou Mount Shasta. Hudsonian Zone. Comment
  CAS-BOT-BC158424  Drymocallis rhomboidea Doris K. Kildale 1929-7-20 8607 Siskiyou South east spur, Preston Peak 1828 Comment
  CAS-BOT-BC158418  Drymocallis rhomboidea Louis C. Wheeler 1934-6-19 2732 Siskiyou Klamath National Forest 1432 Comment
  CAS-BOT-BC113724  Eleocharis acicularis Louis C. Wheeler 1934-6-29 2827 Siskiyou Mucky, sunny meadow in Soda Creek, Sterling Mt. 1280 Comment
  UC184358  Eleocharis bella Geo. D. Butler 1909-9-12 866 Siskiyou Oro Fino Comment
  CHSC114083  Eleocharis decumbens Danielle Roach 2011-9-13 CLS_ 1 C Siskiyou Sundew Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain; UTM Zone 10N, 537220E 4580667N. 2028 Comment
  UCSB63910  Eleocharis engelmannii Oswald, Vernon; Ahart, Lowell 1997-7-28 Siskiyou East side of Forest Route 15, 10.9 mi. north of Hwy. 89; T41N R2E Sect. 18, Lodgepole Pine Forest 1383 Comment
  UC184026  Eleocharis obtusa Geo. D. Butler 1908-8-28 7 Siskiyou Oro Fino Comment
  UC1100727  Eleocharis palustris Calvin McMillan, Malcolm A. Nobs 1949-6-17 803 Siskiyou Grass Lake, Highway 97 Comment
  RSA365460  Eleocharis parishii L. C. Wheeler 1934-7-17 2913 Siskiyou Cottonwood Creek, Siskiyou Mtns. (Mt Diablo Mer.) 1037 Comment
  HSC91313  Eleocharis suksdorfiana Jennifer Whipple 1978-10-6 2433 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  POM215742  Elymus elymoides L. C. Wheeler 1934-8-6 3057 Siskiyou Siskiyou Mts.; Rock Gulch off Jaynes Canyon; Mt. Diablo Mer. 1829 Comment
  SEINET4135472  Elymus elymoides subsp. brevifolius Jennifer J. Whipple 1976-7-8 1339 Siskiyou North slopes of Mount Eddy.; 0 2438 Comment
  UC157087  Elymus elymoides subsp. elymoides Dr. E. B. Copeland 1903-7-3 3536 Siskiyou Klamathon Comment
  HSC102707  Elymus elymoides var. californicus J. P. Smith 2013-6-17 13740 Siskiyou Off Tennant Road at a large, open pit. 1417 Comment
  UC197107  Elymus glaucus Geo. D. Butler 1909-6-19 836 Siskiyou along creek near Yreka Comment
  CHSC106273  Elymus trachycaulus subsp. trachycaulus Lowell Ahart; John Dittes 2010-7-30 16968 Siskiyou About 20 yards south of the Shasta River, about 50 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  HSC77244  Epilobium brachycarpum L. P. Janeway 1983-9-11 666 Siskiyou Poker Flat 1524 Comment
  CDA38058  Epilobium brachycarpum William J. Ferlatte 1985-8-29 s.n. Siskiyou Old Highway 99, 4.4 mile north of Stewart Springs Road, Gazelle. 0 Comment
  POM171581  Epilobium ciliatum subsp. ciliatum Doris K. Kildale 1928-7-25 5906 Siskiyou Klamath River at Mack s Creek near Hamburg Comment
  SD88342  Epilobium ciliatum subsp. ciliatum Darley F. Howe 1972-7-6 4873 Siskiyou 1.3 miles south of Oregon state line on road to Happy Camp. 1646 Comment
  POM46292  Epilobium ciliatum subsp. ciliatum Geo. D. Butler 1910-6-22 1598 Siskiyou Yreka Creek. Comment
  RSA8242  Epilobium ciliatum subsp. ciliatum Elmer I. Applegate 1923-8-21 3917 Siskiyou Willow Creek, south of Lower Klamath Lake Comment
  UC1190252  Epilobium glaberrimum subsp. glaberrimum Ira L. Wiggins 1955-7-22 13452 Siskiyou 9.5 mi above Cecilville; S. Fork of Salmon R 1066 Comment
  POM251089  Epilobium glaberrimum subsp. glaberrimum W. Bridge Cooke 1938-7-29 11416 Siskiyou Wagon Camp Creek, Mt. Shasta. 1738 Comment
  RSA126052  Epilobium glaberrimum subsp. glaberrimum I. L. Wiggins 1955-7-22 13452 Siskiyou South Fork of Salmon River, 9.5 miles above Cecilville. 1067 Comment
  SEINET10777133 Image available Epilobium hallianum Cyrus G. Pringle 1882-9-1 Pringle s.n. Siskiyou Springs of Sacramento. Comment
  POM222043  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1939-7-26 13739 Siskiyou Near the sources of the springs which feed the creeks in Panther Creek Meadows; Mount Shasta 2439 Comment
  POM258624  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1940-7-5 15288 Siskiyou Mt. Shasta: in the meadow at Wagon Camp 1738 Comment
  UC1408903  Epilobium lactiflorum Frederick W. Oettinger 1969-9-2 1595 a Siskiyou n side of peak Salmon Mountains, Marble Mountain Wilderness Area, English P (w Siskiyou Co.) 2164 Comment
  HSC49637  Epilobium minutum J. P. Smith 1973-5-5 6521 Siskiyou Scott Bar along the Scott River Comment
  JEPS39209  Epilobium minutum Geo. D. Butler 1909-4-26 612 Siskiyou Oro Fino Comment
  UC136739  Epilobium minutum A. A. Heller 1905-6-1 7930 Siskiyou Upper Soda Spring Comment
  UC1540005  Epilobium minutum M. Mitchell 1936-5-22 52 Siskiyou Black Crater Lava Beds National Monument 1356 Comment
  SEINET10632308  Epilobium oreganum A. Arthur Heller 1914-8-28 Heller s.n. Siskiyou Mt. Eddy 1290 Comment
  CAS-BOT-BC171861  Epilobium septentrionale Alice Eastwood 1912-8-30 1997 Siskiyou Mount Eddy Comment
  UC873454  Epilobium siskiyouense Alice Eastwood 1912-8-30 1997 Siskiyou Mount Eddy Comment
  UC922407  Epilobium siskiyouense Annie M. Alexander and Louise Kellogg 1949-7-29 5891 Siskiyou top of ridge above Sky High Lake; Marble Mountains, Sky High Valley 1920 Comment
  SEINET182276 Image available Equisetum hyemale L. C. Wheeler 1934-7-12 2902 Siskiyou Cottonwood Creek Siskiyou Mtns 1220 Comment
  UC371169  Equisetum hyemale subsp. affine G. D. Butler 1909-4-11 878 Siskiyou Shasta Retreat Comment
  RSA639597  Equisetum hyemale var. affine L. C. Wheeler 1934-7-12 2902 Siskiyou Cottonwood Creek, Siskiyou Mtns. (Mt Diablo Mer.) 1220 Comment
  RSA120856  Equisetum laevigatum G. D. Barbe 1957-7-13 376 Siskiyou Big flat public camp, Klamath National Forest. 1524 Comment
  CAS-BOT-BC204509  Eragrostis cilianensis Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's [Rogers] Creek, Somes Bar Comment
  HSC65574  Eremogone congesta R. White 1977-7-7 116 Siskiyou Devil's Punchbowl, NE shore 1433 Comment
  UC134300  Ericameria bloomeri unknown Siskiyou near timberline Sisson Comment
  UC60982  Ericameria bloomeri Geo. B. Grant 1902-9-1 5093 Siskiyou Horse Camp Mount Shasta, Horse Camp 2133 Comment
  SEINET5709306 Image available Ericameria bloomeri J. Semple, B. Semple 1981-1 5709 Siskiyou S of Mt. Shasta city, Business I-5.; Shasta Comment
  CAS-BOT-BC287502  Ericameria greenei E. B. Copeland 1903-9-8 3868 Siskiyou Mt Eddy 1767 Comment
  UC894742  Ericameria nauseosa var. oreophila A. A. Heller 1917-9-7 12978 Siskiyou 2 mi s of Grenada; Shasta Valley 914 Comment
  CAS-BOT-BC294307  Ericameria nauseosa var. speciosa Alice Eastwood 1917-9-2 6661 Siskiyou Shasta Springs Comment
  CAS-BOT-BC299467  Ericameria nauseosa var. speciosa Louis C. Wheeler 1934-8-26 3223 Siskiyou Trapper Cr., Siskiyou Mts. 1859 Comment
  JEPS16963  Ericameria nauseosa var. speciosa Peter H. Raven 1956-9-5 10464 Siskiyou North Fork of the Sacramento River 1828 Comment
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Feb 10 2006
  LA203186  Ericameria nauseosa var. speciosa Wm. Bridge Cooke; 1939-8-4 13802 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  UC1303140  Ericameria parryi var. latior A. A. Heller 1927-8-1 14438 Siskiyou near the town Mt. Shasta (along the base of Spring Hill, on the headwater of the Scramento River); Sacramento River, Spring Hill Comment
  HSC61779  Erigeron aliceae Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  HSC68172  Erigeron aliceae J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5714 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  CAS-BOT-BC293495  Erigeron aliceae Louis C. Wheeler 1934-7-3 2855 Siskiyou Klamath National Forest. Soda Creek 1676 Comment
  HSC61778  Erigeron aliceae Ruby Van Deventer Jul 1959 Siskiyou Poker Flat 1585 Comment
  UC595102  Erigeron aliceae David D. Keck 1938-8-6 4813 Siskiyou at Del Norte Co. line (summit of Siskiyou Mts., 4 mi s of Oregon line, on road Waldo to Happy Camp); Siskiyou Mts., Poker Flat 1554 Comment
  HSC33321  Erigeron cervinus William J. Ferlatte 1974-7-13 1514 Siskiyou South fork of Salmon River west of Big Flat. In cracks 400yd upstream from falls 1433 Comment
  CHSC71281  Erigeron chrysopsidis var. austiniae Vernon H. Oswald; Lowell Ahart 1998-6-11 9214 Siskiyou Klamath NF boundary on Old State Hwy. 1.5 mi south of the RR crossing south of Mount Hebron. 1295 Comment
  CAS-BOT-BC294910  Erigeron chrysopsidis var. austiniae Annie M. Alexander; Louise Kellogg 1949-7-22 5842 Siskiyou Trail to Kings Castle, top of ridge. Paradise Lake, Marble Mountains 2072 Comment
  CAS-BOT-BC297143  Erigeron concinnus var. concinnus L. N. Lorenzen No date on label. 28664 Siskiyou Van Brennans [Bremmer ?] Wells, Shasta Forest 1440 Comment
  CAS-BOT-BC297187  Erigeron concinnus var. concinnus Elmer I. Applegate 1935-6-10 9467 Siskiyou Ruby Hill, Lava Beds National Monument Comment
  UCD77643  Erigeron eatonii var. plantagineus Robert E. Preston 2002-6-20 1833 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope 1911 Comment
  HSC59017  Erigeron foliosus var. confinis Marvin Butler 1971-8-11 272 Siskiyou Near El Capitan Lake, close to town of Cave Junction 1769 Comment
  HSC59901  Erigeron glacialis var. glacialis D. L. Goforth 1979-7-19 261 Siskiyou Trinity Alps Wilderness Area, Caribou Lakes Basin, at Upper Lake 2134 Comment
  RSA0091003  Erigeron inornatus var. calidipetris Dean Wm. Taylor 2005-7-13 19396 Siskiyou Big Sand Flat (ca. 8 air miles N of Bartle on Highway 89), along Forest Road 40N17 road leaving SW corner of the flat. 1402 Comment
  HSC2323  Erigeron inornatus var. inornatus Geo. D. Butler 1910-6-17 1570 Siskiyou Humbug Mtn. 1067 Comment
  JEPS41428  Erigeron inornatus var. inornatus Geo. D. Butler 1908-7-20 327 Siskiyou head of Long Gulch, near Yreka; Long Gulch Comment
  JEPS41431  Erigeron inornatus var. inornatus W. L. Jepson 1940-6-30 20067 Siskiyou Fowler's Camp, 6 mi e McCloud; McCloud River,Forest Service Campground 944 Comment
  UC917219  Erigeron inornatus var. inornatus R. Tofsrud and J. M. Tucker 1948-8-2 1755 Siskiyou outskirts of McCloud Comment
  CAS-BOT-BC295363  Erigeron petrophilus R. C. Wenk 2006-9-2 551 Siskiyou Trail to Caribou Lakes from Big Flat Meadow 1950 Comment
  UC1282031  Erigeron petrophilus var. viscidulus Louise Kellogg Aug 8 1953-Aug 9 1953 123 Siskiyou near Scott Mountain Public Campground; Klamath National Forest, Blue Point 1630 Comment
  UC179498  Erigeron petrophilus var. viscidulus A. A. Heller 1914-8-28 11737 Siskiyou e side Mt. Eddy 2499 Comment
  UC725338  Erigeron petrophilus var. viscidulus A. A. Heller 1918-7-16 13032 Siskiyou Mt. Eddy Comment
  HSC44483  Erigeron philadelphicus K. Irwin 1977-5-22 396 Siskiyou On S Fork Salmon River Rd., 4.5 mi. W of Cecilville Comment
  CAS-BOT-BC300114  Erigeron pumilus var. intermedius L. E. Smith 1913-5-18 268 Siskiyou Gazelle Comment
  UC1034642  Erigeron pumilus var. intermedius Milo S. Baker 1955-6-26 13073 Siskiyou between Weed and Gazelle; Shasta Valley 914 Comment
  CAS-BOT-BC33471  Erigeron tener Edwin Bingham Copeland 1903-9-1 s.n. Siskiyou Mt. Eddy 1249 Comment
  CAS-BOT-BC224137  Eriodictyon californicum A. A. Heller 1905-6-8 7996 Siskiyou Yreka Comment
  UC195190  Eriogonum compositum var. compositum Annie M. Alexander and L. Kellogg 135 Siskiyou 6 mi nw Callahan Comment
  CAS-BOT-BC250074  Eriogonum compositum var. compositum Geo. D. Butler 1909-5-14 720 Siskiyou Klamath River bluffs Comment
  POM104935  Eriogonum compositum var. compositum Geo. D. Butler 1910-5-21 1378 Siskiyou Klamath hills Comment
  HSC49951  Eriogonum congdonii G. L. Clifton, Ground 1978-7-2 1800 Siskiyou Near Scott Mtn. Summit 1705 Comment
  CAS-BOT-BC33564  Eriogonum diclinum Louis Cutter Wheeler 1934-9-1 3235 Siskiyou Siskiyou Mts., Jaynes Canyon. 1950 Comment
  CHSC99723  Eriogonum diclinum L. P. Janeway 2008-7-24 9479 B Siskiyou Klamath Ranges. Siskiyou Mountains; crest of the mountain 2.1 air km northeast of Condrey Mountain. 2115 Comment
  RSA0004987  Eriogonum diclinum Louis C. Wheeler 1934-9-1 3235 Siskiyou Siskiyou Mountains, Jaynes Canyon. 1951 Comment
  JEPS57004  Eriogonum elatum var. elatum W. L. Jepson 1914-8-14 6164 Siskiyou Dunsmuir 670 Comment
  CAS-BOT-BC261213  Eriogonum hirtellum Rimo Bacigalupi; L. Constance; L. R. Heckard 1960-7-20 7458 Siskiyou Between Indian Creek drainage, N. Fk. Twin Valley Creek and Illinois Riv. drainage (Dunn Creek), boundary line - Del Norte and Siskiyou Counties 1615 Comment
  CAS-BOT-BC263662  Eriogonum luteolum var. luteolum Carl B. Wolf 1927-8-26 1010 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  SD23784  Eriogonum marifolium Wm. Bridge Cooke 1938-7-28 11353 Siskiyou Mt. Shasta, lava ridges 2591 Comment
  UC454352  Eriogonum marifolium I. J. Condit 1911-7-22 Siskiyou below Horse Camp; Mt. Shasta 2286 Comment
  CAS-BOT-BC263178  Eriogonum marifolium var. cupulatum Wm. Bridge Cooke 1939-6-23 13529 Siskiyou Mount Shasta. Along the Wagon Camp road in the vicinity of Wagon Camp 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
  JEPS56591  Eriogonum nudum var. oblongifolium Geo. D. Butler 1908-7-2 212 Siskiyou Yreka Comment
  CAS-BOT-BC269738  Eriogonum nudum var. oblongifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53570 Siskiyou Yreka 822 Comment
  CAS-BOT-BC272466  Eriogonum nudum var. pubiflorum Reed C. Rollins; T. S. Chambers 1938-8-14 2720 Siskiyou 3 miles south of Hornbrook 914 Comment
  UCD77662  Eriogonum nudum var. pubiflorum Robert E. Preston 2001-6-23 1566 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake, T42N R1W se 1/4 of se 1/4 Section 14 1889 Comment
  HSC17318  Eriogonum nudum var. pubiflorum Jerry Parker 1968-10-6 124 Siskiyou Scott Mtn. Rd. Comment
  CAS-BOT-BC252958  Eriogonum pyrolifolium var. pyrolifolium C. G. Pringle 1881-8-24 s.n. Siskiyou Mount Shasta 2438 Comment
  CAS-BOT-BC252960  Eriogonum pyrolifolium var. pyrolifolium Susan Stokes 1938-8-18 11495 Siskiyou Horse Camp Slopes, Mount Shasta 2514 Comment
  CAS-BOT-BC252963  Eriogonum pyrolifolium var. pyrolifolium Alice Eastwood 1912-9-1 2075 Siskiyou Mount Shasta Comment
  POM211515  Eriogonum roseum Louis C. Wheeler 1934-9-19 3282 Siskiyou Hot dry south slope. Oak Knoll Ranger Station. Klamath River. 671 Comment
  JEPS105024  Eriogonum siskiyouense Dean W. Taylor 1996-7-25 15835 Siskiyou Scott Mtns., on watershed divide between Crater Creek drainage and Mountain House Creek drainage (about 15 air miles west of Weed); Klamath National Forest 1645 Comment
  JEPS108713  Eriogonum siskiyouense Thomas W. Nelson and Jane P. Nelson 2006-8-4 9467 Siskiyou Scott Mountain S of junction of Forest Service Rds. 40N08 and 44N44 ca 1/2 mi E of junction of State Route 3 and Forest Service Rd. 40N08 E side of North-South running ridge. 1670 Comment
  JEPS56420  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler 1909-5-10 721 Siskiyou near Yreka Comment
  JEPS57226  Eriogonum strictum var. greenei L. R. Heckard 1967-8-13 1714 Siskiyou near summit; Mt. Eddy 2712 Comment
  UC164081  Eriogonum strictum var. proliferum Geo. D. Butler 1910-6-21 1597 Siskiyou Yreka Comment
  CAS-BOT-BC263445  Eriogonum ternatum Doris K. Kildale 1929-7-20 8621 Siskiyou South fork Indian Creek to Elk Lick 1524 Comment
  CAS-BOT-BC540704  Eriogonum ternatum Dana York 2012-7-21 3134 Siskiyou Siskiyou Mountains: Klamath National Forest, ca. 500 m NE of Red Butte 1950 Comment
  CAS-BOT-BC267929  Eriogonum umbellatum Dr. E. B. Copeland 1903-7-6 3496 Siskiyou Hornbrook Comment
  CAS-BOT-BC267940  Eriogonum umbellatum Gilbert Muth 1969-8-6 1184 Siskiyou Boulder Peak Comment
  CAS-BOT-BC267943  Eriogonum umbellatum Alice Eastwood 1921-7-28 10884 b Siskiyou Medicine Lake Comment
  CAS-BOT-BC267987  Eriogonum umbellatum var. argus Doris K. Kildale 1928-8-19 6568 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  HSC43411  Eriogonum umbellatum var. argus K. T. Stillman 1976-7-17 266 Siskiyou Marble Mtn. Wilderness Area, ridge above Elk Valley on W side 1951 Comment
  RSA237986  Eriogonum umbellatum var. argus Frederick W. Oettinger 1969-8-25 1548 -b Siskiyou Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2027 Comment
  UC849589  Eriogonum umbellatum var. dumosum A. A. Heller 1938-7-13 15271 Siskiyou just s Bray 1402 Comment
  CAS-BOT-BC268146  Eriogonum umbellatum var. humistratum Wm. Bridge Cooke 1940-7-26 15369 Siskiyou Mount Shasta. Along Diller Canyon Comment
  JEPS94389  Eriogonum umbellatum var. nevadense Vernon Oswald and Lowell Ahart 1997-7-28 8792 Siskiyou se of Medicine Lake (at Paynes Springs, on the rim of Paynes Creek Canyon n of the campground); Paynes Creek Canyon, Paynes Springs 1981 Comment
  UC375310  Eriogonum umbellatum var. nevadense Geo. D. Butler 1908-8-5 204 Siskiyou summit above Cold Spring; Woolly Creek Comment
  SEINET10680303 Image available Eriogonum ursinum var. erubescens James L. Reveal, Julie D. Knorr 2002-8-5 Reveal 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest, on metasedimentary (chert) soils associated with Ericameria nauseosa var. speciosa (and scattered Pseudotsuga menziesii). T.45N, R8W, secs 6 SE 1/4 of SW 1/4 and 7 NW1/4. 1675 Comment
  UC85401  Eriogonum vimineum Dr. E. B. Copeland 1903-7-5 3538 Siskiyou Klamathon Comment
  SEINET8850152 Image available Eriophorum gracile H. E. Brown 1897-7-15 628 Siskiyou South side of Mt. Shasta 1524 Comment
  CAS-BOT-BC300958  Eriophyllum lanatum Alice Eastwood 1923-5-20 11864 a Siskiyou Shasta Springs Comment
  CAS-BOT-BC301142  Eriophyllum lanatum var. achilleoides Alice Eastwood 1923-5-23 11934 Siskiyou Cantara Comment
  POM358072  Eriophyllum lanatum var. achilleoides L. C. Wheeler 1934-6-2 2618 Siskiyou Oak Knoll ranger station, Klamath River; Mt. Diablo Mer. 671 Comment
  UC163896  Eriophyllum lanatum var. achilleoides Geo. D. Butler 1908-4-30 688 Siskiyou dry hills near Yreka Comment
  UC472272  Eriophyllum lanatum var. achilleoides H. W. Furlong Sep 1901 Siskiyou summit to Ager; Northern Siskiyou Co Comment
  UC507152  Eriophyllum lanatum var. achilleoides Lincoln Constance 1933-7-6 E 120 Siskiyou 5 mi s of Bray Comment
  UC896368  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-22 12488 Siskiyou slope e side Mt. Eddy Comment
  UC896369  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-20 12479 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  POM208254  Eriophyllum lanatum var. achilleoides L. C. Wheeler 1934-6-2 2618 Siskiyou Oak Knoll ranger station, Klamath River; Mt. Diablo Mer. 671 Comment
  JEPS107394  Eriophyllum lanatum var. grandiflorum Lowell Ahart, John Dittes 2005-6-10 12090 Siskiyou Rocky hillside, north of the rock fence, about 150 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  CAS-BOT-BC301703  Eriophyllum lanatum var. lanceolatum Gilbert Muth 1965-7-29 s.n. Siskiyou Trail to Marble Mt. Lookout Comment
  CAS-BOT-BC301725  Eriophyllum lanatum var. lanceolatum Lewis S. Rose 1945-6-19 45145 Siskiyou Horse Creek & Klamath River 502 Comment
  UC163897  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1908-8-8 344 Siskiyou Shackelford Creek Log Lake Comment
  CAS-BOT-BC55109  Erysimum perenne John Thomas Howell 1937-7-29 13636 Siskiyou Scott Mountain, between Siskiyou and Trinity Counties. Comment
  HSC91050  Erysimum perenne Jennifer Whipple 1978-10-6 2410 Siskiyou Slopes in the Eddy Creek drainage 2287 Comment
  HSC6767  Erysimum repandum R. C. Wunner 1965-6-22 267 Siskiyou California Lava Beds National Monument, 1 mi. NW of Stronghold (Capt. Jacks) 1220 Comment
  CDA39347  Erythronium californicum D. Osterhandt & D. H. Shaw 1978-3-31 s.n. Siskiyou Along road between Forks of Salmon and Somes Bar, southwestern part of county. 0 Comment
  CAS-BOT-BC133271  Erythronium citrinum Elmer I. Applegate 1932-4-16 7061 Siskiyou Klamath River opposite the mouth of Doggett Creek Comment
  HSC44942  Erythronium grandiflorum subsp. grandiflorum J. O. Sawyer 1978-6-20 3262 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  JEPS61856  Erythronium hendersonii Geo. D. Butler 1909-4-24 661 Siskiyou Quartz Valley Comment
  RSA281174  Erythronium hendersonii Elmer I. Applegate 1932-4-16 7063 Siskiyou Klamath River between Hamburg and Seiad Valley Comment
  JEPS50874  Erythronium klamathense Wayne Roderick 1963-6-10 Siskiyou along trail from Castle Lake to Little Castle Lake 1828 Comment
  CAS-BOT-BC403686  Eschscholzia californica W. B. Cooke; V. G. Cooke 1963-7-9 34217 Siskiyou Along Memorial Highway at side of road, Mt. Shasta Comment
  HSC61202  Eucephalus glabratus Al Hobart 1967-8-7 Siskiyou El Capitan 1524 Comment
  CAS-BOT-BC310460  Eucephalus ledophyllus var. ledophyllus J. P. Smith; J. O. Sawyer 1973-8-14 7318 Siskiyou Hillside west of Cliff Lake 1981 Comment
  HSC471  Eucephalus ledophyllus var. ledophyllus William J. Ferlatte 1966-8-3 294 Siskiyou Josephine Lake basin 1677 Comment
  HSC76865  Eucephalus ledophyllus var. ledophyllus K. T. Stillman 1976-9-9 470 Siskiyou Marble Mtn. Wilderness Area, N, NE and E side of Black Mtn. Comment
  CAS-BOT-BC310481  Eucephalus tomentellus Alice Eastwood 1912-8-30 1984 Siskiyou Mount Eddy Comment
  HSC44602  Euonymus occidentalis Laura Witherspoon 1977-7-12 Siskiyou On the periphery of Flint Valley 1341 Comment
  UC1190257  Euonymus occidentalis var. occidentalis Ira L. Wiggins 1955-7-21 13438 Siskiyou Rush Creek Trail 2 mi. above Mt. View Ranch Comment
  JEPS69764  Euphorbia crenulata W. B. and V. G. Cooke 1972-7-6 45461 Siskiyou Mud Creek Dam Road Mt. Shasta (Mt. Shasta) Comment
  POM210925  Euphorbia lathyris L. C. Wheeler 1934-11-4 3358 Siskiyou Marble Mountains: Scott Bar, Scott River. (Mt Diablo Mer.) 518 Comment
  POM138028  Euphorbia spathulata E. B. Copeland 1903-7-3 3523 Siskiyou Klamathon. Comment
Read comments
Jan 23 2011
  CHSC268  Eurybia integrifolia V. Holt 1943-8-14 Siskiyou Marble Mountains. 1219 Comment
  HSC25410  Festuca idahoensis J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5660 Siskiyou Ridge E of Cook and Green Pass. 1524 Comment
  RSA715931  Festuca idahoensis L. Ahart, John Dittes 2005-6-10 12100 Siskiyou About 100 yards southeast of the pump house along the Shasta River, about 1.9 air miles south of Highway 99/97 Cutoff, about 6 air miles east-southeast of Grenada 777 Comment
  CHSC105879  Festuca occidentalis Julie Kierstead Nelson 2008-7-12 2008 -003 Siskiyou South slope of Mt. Shasta in mixed conifer-black oak forest. 1325 Comment
  HSC22454  Festuca occidentalis J. O. Sawyer 1969-6-11 841 Siskiyou Duck Lake Creek near C.C.C. road. 1311 Comment
  HSC73227  Festuca occidentalis Gail Newton 1980-6-20 537 Siskiyou Near Bald Mtn. 1326 Comment
  UCD66114  Festuca occidentalis Beecher Crampton 1956-8-21 3814 Siskiyou 15 miles southwest of city of Mount Shasta, slope above Gumboot Lake, headwater of south fork of Sacramento River. 1920 Comment
  UC1265440  Festuca rubra F. W. Oettinger 1969-9-4 1673 Siskiyou Tom Taylor Cabin, w Siskiyou County Salmon Mountains 2011 Comment
  HSC30582  Festuca viridula Frederick W. Oettinger, R. F. Thorne 1969-8-6 1222 Siskiyou Marble Mtn. Wilderness Area, rocky N slope on S side of Pine Lake 1951 Comment
  UC1483518  Fragaria vesca John Palmer 1980-8-12 735 Siskiyou road to Bearground Spring (from Beaver Creek Road); Klamath National Forest, Condry Mtn. Quad. 1341 Comment
  HSC36713  Fragaria vesca Brent Whitely 1975-7-3 135 Siskiyou 1220 Comment
  UC54341  Fragaria virginiana subsp. platypetala H. M. Hall and E. B. Babcock 1903-6-18 4135 Siskiyou Pole Canyon Sierra Nevada Mountains (ne Shasta County) 1463 Comment
  CAS-BOT-BC53258  Frangula californica subsp. californica Wm. Bridge Cooke 1938-8-5 11436 Siskiyou MacBride Spring Road 1524 Comment
  CAS-BOT-BC53263  Frangula californica subsp. californica Marion Ownbey; Fred G. Meyer 1940-7-8 2224 Siskiyou Dry hillside along Indian Creek, 12 miles above Happy Camp Comment
  CAS-BOT-BC53266  Frangula californica subsp. californica Carl B. Wolf 1927-8-27 1153 Siskiyou On the Klamath River 1 mile above the Salmon River Comment
  CAS-BOT-BC53417  Frangula californica subsp. occidentalis Doris K. Kildale 1929-8-24 8812 Siskiyou Preston Peak 2225 Comment
  CAS-BOT-BC59981  Frangula purshiana C. Hart Merriam 1919-9-24 s.n. Siskiyou Klamath Canyon, mouth of Shovel Creek. 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
  RSA576955  Frasera albicaulis var. nitida Louis C. Wheeler 1934-6-21 2742 Siskiyou West Fork Cottonwood Creek, Siskiyou Mountains. 1372 Comment
  SEINET3150634  Frasera nitida G. D. Butler 1910-6-2 1451 Siskiyou Dry land near Yreka Comment
  CAS-BOT-BC223585  Fraxinus latifolia Doris K. Kildale 1929-7-20 8648 Siskiyou Trail up South Fork, Indian Creek to Elk Lick Comment
  CAS-BOT-BC223587  Fraxinus latifolia Louis C. Wheeler 1934-9-15 3262 Siskiyou Klamath National Forest. Walker 518 Comment
  RSA134944  Fraxinus latifolia Percy C. Everett, E. K. Balls 1959-10-24 23948 Siskiyou 3.3 miles from Forks along Salmon River, Sawyers Bar to Somes Bar 366 Comment
  CAS-BOT-BC130174  Fritillaria affinis Mrs. Stonehouse 1916-4-25 s.n. Siskiyou Hilt Comment
  CAS-BOT-BC506213  Fritillaria pudica Ira L. Wiggins 1950-5-28 12391 Siskiyou .3 mile west of Carmen Lake Comment
  SEINET12045024  Fritillaria pudica L. C. Wheeler 1935-1 3379 Siskiyou Cottonwood Creek, Siskiyou Mts 945 Comment
  JEPS25674  Galium ambiguum subsp. siskiyouense Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7319 Siskiyou on rocky ridgetop marking Del Norte-Siskiyou co. boundary Siskiyou Mts. (on steep grade just above jeep road between Poker Flat and Twin Valley) 1664 Comment
  CHSC30250  Galium bifolium M. S. Taylor 1980-7-8 3107 Siskiyou On trail, E side of Caslt Lake to Little Castle Lake. 1767 Comment
  JEPS6706  Galium bolanderi W. L. Jepson July 1894 Siskiyou near Sisson; Muir Peak (= Black Butte) Comment
  JEPS25705  Galium bolanderi P. C. Hutchison 1961-5-22 2039 Siskiyou on Hwy 299 2.7 mi n Clear Creek (w side of river 5.7 mi s of Happy Camp); Klamath River Comment
  HSC90533  Galium glabrescens subsp. glabrescens Jennifer Whipple 1976-6-30 1192 Siskiyou SE slope of Mt. Eddy, draining into the N Fork of the Sacramento River 2226 Comment
  UC1483410  Galium glabrescens subsp. glabrescens Maralyn A. Renner 1980-8-7 2419 Siskiyou ridge s Preston Peak; Klamath National Forest, Preston Peak Quad. 1950 Comment
  JEPS105027  Galium grayanum var. grayanum Dean W. Taylor 1996-7-7 15811 Siskiyou Salmon Mountains; Ruffey Lakes (about 8 air miles southwest of Etna), in cirque above the upper lake; Klamath National Forest 2072 Comment
  HSC90861  Galium mexicanum var. asperulum Stanton Cook 1958-8-17 842 Siskiyou McCloud River, 3 mi. above confluence of Mud Creek Comment
  POM367847  Galium multiflorum Louis C. Wheeler 1934-8-14 3141 Siskiyou White Mtn. Siskiyou Mtns. 1951 Comment
  UC1334978  Galium serpenticum subsp. scotticum Lauramay T. Dempster and Clare Hardham 1961-7-3 1877 Siskiyou about 2 mi below (i.e. e of) summit (on road sw of Callahan) 1828 Comment
  UC416664  Galium trifidum var. pusillum Milo S. Baker Aug. 1897 143 Siskiyou Payne's Springs Comment
  CAS-BOT-BC182158  Garrya fremontii 1934-6-22 2764 Siskiyou Cottonwood Creek. Klamath [National] Forest 1066 Comment
  CAS-BOT-BC182269  Garrya fremontii L. E. Smith 1912-7-1 s.n. Siskiyou Hornbrook Comment
  JEPS66743  Garrya fremontii W. L. Jepson 1902-7-22 2087 Siskiyou Yocumville to Indian Bar Comment
  POM131994  Garrya fremontii Geo. D. Butler 1910-3-12 1125 Siskiyou Near Yreka. 1067 Comment
  CAS-BOT-BC192102  Garrya fremontii C. Hart Merriam 1919-9-26 s.n. Siskiyou Deer Creek, Klamath Canyon (7 miles below Beswick) Comment
  RSA238356  Gaultheria ovatifolia Frederick W. Oettinger 1968-9-8 785 Siskiyou Along the e. shore of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  UC2028811  Gayophytum diffusum subsp. diffusum Neal Kramer 2012-7-20 2066 Siskiyou Approx. 1.5 miles west of Etna. Comment
  UC1409237  Gayophytum diffusum subsp. parviflorum Frederick W. Oettinger 1969-8-14 1380 Siskiyou English Lake Salmon Mountains, Marble Mountain Wilderness Area (camp site, w Siskiyou Co., high lake basins in vicinity of English Peak) 1737 Comment
  RSA34392  Gayophytum diffusum subsp. parviflorum W. Bridge Cooke 1947-8-9 17788 Siskiyou Around Horse Camp, Mount Shasta. 2439 Comment
  JEPS24633  Gayophytum heterozygum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6788 Siskiyou a little above and e McBride Springs (s slopes of mt.); Mt. Shasta 1432 Comment
  UC204395  Gayophytum heterozygum A. A. Heller 1914-8-25 11708 Siskiyou near Deetz Station (opposite Black Butte) 1158 Comment
  UCD77734  Gayophytum humile Robert E. Preston 2002-6-20 1832 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope 1911 Comment
  UC422807  Gayophytum racemosum Milo S. Baker 1898-8-1 504 Siskiyou Medicine Lake; sw side Comment
  HSC19491  Gayophytum ramosissimum J. O. Sawyer 1969-6-12 993 Siskiyou On trail to Duck Lakes 1890 Comment
  UC165763  Gentiana calycosa Geo. D. Butler 1908-8-9 418 Siskiyou along trail West Fork of Wooly Creek Comment
  HSC60905  Gentiana calycosa Al Hobart Siskiyou Black Butte Comment
  SEINET8408405  Gentiana calycosa Frank Callahan 2007-9-21 GC- 10 Siskiyou southeast slope of Boulder Peak. 2530 Comment
  UC1584288  Gentiana newberryi var. newberryi J. Kierstead, R. Bittman, and M. Meyers 1989-8-11 89 -71 Siskiyou s side Forest Service Rd. 26 (Gumboot Creek); Shasta/Trinity National Forest, Mt. Shasta Ranger Dist. 1767 Comment
  JEPS74461  Gentianopsis simplex W. J. Ferlatte 1966-8-16 368 Siskiyou between campground and S. Fork Salmon R. Big Flat; Trinity Alps 1524 Comment
  HSC68489  Gilia capitata Maralyn A. Renner 1980-6-9 844 Siskiyou Ridge SE of FS Rd. 45N35 1341 Comment
  HSC46241  Gilia capitata Jennifer Whipple 1978-6-5 2324 Siskiyou Weston Gulch in Scott Valley 854 Comment
  RSA184633  Gilia capitata Clare B. Hardham 1965-8-20 13018 Siskiyou Marble Mts. Near Cudahy Lakes Comment
  UC23896  Gilia capitata subsp. capitata T. H. Gilbert June 15 1899-July 15, 1899 Siskiyou Scott River Valley Comment
  HSC30424  Gilia capitata subsp. capitata Frederick W. Oettinger 1968-8-16 536 Siskiyou Marble Mtn. Wilderness Area, Red Hill N of Hancock Lake 2058 Comment
  HSC44649  Githopsis specularioides J. P. Smith 1973-5-5 6534 Siskiyou Scott Bar along the Scott River Comment
  UC29086  Githopsis specularioides E. L. Greene 1876-1 Siskiyou near Yreka Comment
  SBBG29118  Glyceria borealis L. C. Wheeler 1934-6-26 2797 Siskiyou Cottonwood Crk 838 Comment
  HSC69396  Glyceria elata Maralyn A. Renner 1980-8-8 2452 Siskiyou Rattlesnake Meadow 1646 Comment
  HSC89802  Glyceria elata D. K. Imper 1987-7-21 Siskiyou Marble Mtn. Wilderness, 8 mi. E of Somes Bar 1372 Comment
  POM211403  Glyceria leptostachya L. C. Wheeler 1934-6-26 2797 Siskiyou Siskiyou Mountains, Cottonwood Creek. 838 Comment
  CAS-BOT-BC282842  Glyceria striata C. F. Baker 1903-9-8 3795 Siskiyou Mt. Eddy Comment
  HSC26904  Glyceria striata J. P. Smith, J. O. Sawyer 1971-9-17 4784 Siskiyou On trail up to Little Duck lake 1829 Comment
  RSA238377  Glyceria striata Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1283 Siskiyou Upper edge of Sundew Bog, English Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC134940  Gnaphalium palustre E. B. Copeland 1903-7-2 3533 Siskiyou Klamathon Pacific Coast, Klamathon Comment
  CAS-BOT-BC302675  Gnaphalium palustre W. B. C. 1941-8-8 16144 Siskiyou Along the Wagon Camp road above Howard, Mt. Shasta Comment
  RSA237524  Gnaphalium palustre Frederick W. Oettinger 1969-9-1 1572 Siskiyou Dry Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  UC1409287  Gnaphalium palustre Frederick W. Oettinger 1969-9-1 1572 Siskiyou Dry Lake, w Siskiyou County Salmon Mountains, Marble Mountain Wilderness Area, Dry Lake 2026 Comment
  UC4511  Goodyera oblongifolia W. H. Brewer 1862-9-16 1414 Siskiyou on Mount Shasta Mount Shasta Comment
  RSA381795  Goodyera oblongifolia Louis C. Wheeler 1934-8-14 3118 Siskiyou Johnson Dairy; Siskiyou Mountains. Mt. Diablo Mer. 1829 Comment
  JEPS77492  Gratiola ebracteata Susan Horner 1978-6-30 401 Siskiyou road between 40N05 and Sand Flat Well about 4 mi sse Hambone Comment
  HSC24600  Grayia spinosa R. C. Wunner 1965-6-13 158 Siskiyou Lava Beds National Monument, Petroglyph Section, S face 1220 Comment
  UC1220392  Gypsophila paniculata var. paniculata T. C. Fuller 1963-8-27 11160 Siskiyou n limits Macdoel Comment
  CAS-BOT-BC419706  Hackelia bella Mary Merello; H. H. Schmidt; L. Woodruff 1993-6-23 702 Siskiyou Shasta Trinity National Forest County Road A-10 (Everitt Memorial Hwy.) along roadside at the John Everitt Vista Point. 1800 Comment
  HSC29273  Hackelia bella Frederick W. Oettinger 1968-8-11 476 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: 30 yds. SE of Tom Taylor Cabin 2027 Comment
  HSC624  Hackelia bella William J. Ferlatte 1966-7-7 211 Siskiyou NW side of Caribou Mtn. 1829 Comment
  UCD77746  Hackelia californica Robert E. Preston 2001-6-23 1600 a Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W nw 1/4 of nw 1/4 Section 23 2011 Comment
  HSC86549  Hackelia californica D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar; N of Haypress Meadow 1372 Comment
  UC1190276  Hackelia micrantha Ira L. Wiggins 1955-7-29 13575 Siskiyou n facing slope between Caribou Lake and Pass to Thomas Creek; Trinity Alps 1956 Comment
  RSA167325  Hackelia setosa Joseph P. Tracy 1951-6-16 19470 Siskiyou Near Oregon-California State Line, on the Takilma-Happy Camp Road. Comment
  UC61498  Hastingsia alba W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson , Sisson (Mount Shasta) Comment
  CAS-BOT-BC504599  Hastingsia alba Annie M. Alexander; Louise Kellogg 1949-7-23 5855 Siskiyou Start of trail to Bear lake, Paradise Lake, Marble Mountains 1920 Comment
  SEINET8480293  Hastingsia alba W. Roderick 1967-7-27 s.n. Siskiyou Gumboat Lake, SW of Mt. Eddy. 1829 Comment
  JEPS84247  Hastingsia serpentinicola L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6362 Siskiyou ca 1/2 mi e Red Butte summit (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass); nne Seiad Valley, e of Red Butte summit, w Cook and Green Pa 1900 Comment
  HSC26895  Hazardia whitneyi var. discoidea J. P. Smith 1971-9-17 4786 Siskiyou On trail up to Little Duck lake 1829 Comment
  CDA6451  Helenium autumnale T. C. Fuller 1958-8-13 1234 -58 Siskiyou 10 miles south of Fort Jones, Scott Valley. 0 Comment
  HSC82363  Helenium bigelovii Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4514 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  JEPS25664  Helenium bigelovii Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7307 Siskiyou just e Del Norte County line (4 airline mi nne of Preston Peak, watershed of Indian Creek); Siskiyou Mts., Twin Valley 1493 Comment
  UC897321  Helenium bigelovii Alice Eastwood 1912-7-15 1088 Siskiyou McCloud Comment
  CAS-BOT-BC306746  Helenium bigelovii Gilbert Muth 1965-8-2 s.n. Siskiyou Marble Valley Comment
  UCD132926  Helianthus Ben Beard 1978-1 HSP 09 A Siskiyou near Mt. Shasta. Comment
  POM52735  Hemizonia fitchii Geo D. Butler 1910-7-31 1805 Siskiyou Near Yreka. Comment
  HSC69727  Heracleum maximum Maralyn A. Renner 1980-7-15 1765 Siskiyou English Lake inlet 1780 Comment
  JEPS1684  Hesperochiron californicus J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  HSC67600  Hesperochiron pumilus J. P. Smith 1974-5-26 7380 Siskiyou Along FS Rd. 47N03 1524 Comment
  SBBG6106  Hesperochiron pumilus H. and M. Dearing 1939-6-5 3553 Siskiyou E of McCloud 1066 Comment
  POM73768  Hesperochiron pumilus Geo. D. Butler 1910-4-21 1210 Siskiyou Oro Fino. Comment
  RSA256713  Hesperochiron pumilus J. P. Smith 1974-5-26 7564 Siskiyou Along Forest Service Road 47N03. 1524 Comment
  RSA435709  Hesperolinon micranthum Louis C. Wheeler 1934-6-2 2614 Siskiyou Oak Knoll Ranger Station, Klamath River. Siskiyou Mtns. (Mt Diablo Mer.) 671 Comment
  POM67794  Heterocodon rariflorum Geo. D. Butler 1910-7-8 1662 Siskiyou Shackleford Creek. 1220 Comment
  UCR78457  Heterotheca oregona Scott D. White, J. Greene 1993-8-24 1837 Siskiyou Klamath River, 'Presidio Bar' (off Hwy 96) 152 Comment
Read comments
Oct 9 2010
  HSC74833  Heterotheca oregona var. rudis J. P. Smith, J. O. Sawyer 1978-7-3 10002 Siskiyou Klamath National Forest, Williams Point along the Klamath River, S of Hwy. 96 Comment
  UC163946  Heterotheca oregona var. rudis Geo. D. Butler 1910-7-16 1790 Siskiyou Oro Fino Comment
  CAS-BOT-BC420705  Heuchera merriamii Gilbert Muth 1969-8-6 1185 Siskiyou Boulder Peak Comment
  HSC34313  Heuchera merriamii J. P. Smith, J. O. Sawyer 1973-8-15 7328 Siskiyou N of Angel Lake 2012 Comment
  UC1190182  Heuchera merriamii Ira L. Wiggins 1955-7-27 13561 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  RSA0062937  Heuchera micrantha var. micrantha Albert M. Vollmer, L. Beane 1951-6-2 50 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway. Comment
  CDA25409  Heuchera micrantha var. pacifica F. D. Horn, D. L. Janssen 1978-5-17 Siskiyou Old Klamath River Highway, approximately 8 km east of Horse Creek. 0 Comment
  CAS-BOT-BC319676  Hieracium albiflorum H. A. Thomas; J. H. Thomas 1954-7-21 4393 Siskiyou Salmon - Trinity Mts. about 6 miles SE of Cecilville west side of Rush Creek 1036 Comment
  HSC69292  Hieracium albiflorum Maralyn A. Renner 1980-7-24 1945 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  UC1483555  Hieracium albiflorum John Palmer 1980-8-12 719 Siskiyou se of Wards Gap; Klamath National Forest, Condry Mtn. Quad. 1188 Comment
  RSA237430  Hieracium greenei Frederick W. Oettinger 1969-9-5 1685 Siskiyou Next basin east of Salmander Lake Basin, region of Abbott's Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  JEPS25593  Hieracium nudicaule Rimo Bacigalupi 1959-7-2 7225 Siskiyou near nort base of Caribou Mtn. (Big Flat Campground, headwaters of river, just s of low divide (Trinity Co) separating Coffee Creek drainage from that of Salmon River); South Fork of the Salmon River, Big Flat Campground 1508 Comment
  UC1408934  Hieracium scouleri Frederick W. Oettinger 1968-8-12 490 Siskiyou near Tobacco Lake (w Siskiyou County, the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains 1889 Comment
  RSA238752  Hieracium scouleri Frederick W. Oettinger 1969-8-6 1257 Siskiyou Tom's Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC320104  Hieracium triste J. M. Tucker; L. K. Mann 1963-8-19 3783 Siskiyou Headwaters of Canyon Creek, Marble Mountain Wilderness Area 1920 Comment
  CAS-BOT-BC152362  Holodiscus discolor var. discolor Gilbert Muth 1965-8-3 s.n. Siskiyou Creek below Marble Valley Guard Station Comment
  CAS-BOT-BC150136  Holodiscus microphyllus var. glabrescens Geo. B. Grant 1902-9-1 583 Siskiyou Mt. Shasta Comment
  UCD98181  Holosteum umbellatum subsp. umbellatum J. T. Howell; T. C. Fuller, G. D. Barbe 1980-4-28 2577 Siskiyou Grenada. 800 Comment
  RSA699532  Hordeum brachyantherum Jenny Marr 1993-07 136 Siskiyou Butte Valley Wildlife Area, ~7 air miles NW of the town of MacDoel. 1350 Comment
  CAS-BOT-BC289281  Hordeum brachyantherum subsp. brachyantherum Alice Eastwood 1921-7-28 10937 Siskiyou Medicine Lake Comment
  UC116852  Horkelia daucifolia K. Brandegee July 1887 Siskiyou near Klamath River (Ager) Comment
  UC54352  Horkelia daucifolia H. M. Hall and E. B. Babcock June, 1903 4085 Siskiyou near Edgewood; Sierra Nevada, Mt. Shasta 1158 Comment
  UC796522  Horkelia daucifolia Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11709 Siskiyou Schoolhouse Hill Plowmans Valley (Noyes Valley) (e fork of Scott River) Comment
  CAS-BOT-BC143954  Horkelia daucifolia Geo. D. Butler 1909-4-27 603 Siskiyou Quartz Valley divide Comment
  CAS-BOT-BC143967  Horkelia daucifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-5-21 53562 Siskiyou Yreka 822 Comment
  SBBG26776  Horkelia daucifolia L. Constance, R. C. Rollins 1942-5-13 Siskiyou Scott River, 2 mi S of Scott Bar 548 Comment
  HSC75114  Horkelia daucifolia var. daucifolia J. P. Smith, Thomas W. Nelson 1979-6-15 10125 Siskiyou Klamath National Forest, road to Carmen Lake, 0.6 mi. from its junction with Hwy. 3 1646 Comment
  UC136484  Horkelia fusca subsp. parviflora A. A. Heller 1905-6-17 8055 Siskiyou Sisson 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
  POM208191  Horkelia tridentata Louis C. Wheeler 1934-6-29 s.n. Siskiyou Beaver Creek 1341 Comment
  HSC71347  Hosackia crassifolia J. P. Smith 1976-5-21 8773 Siskiyou Klamath National Forest, FS Rd. 40N08, 12.3 mi. from its junction with Hwy. 3 1220 Comment
  CAS-BOT-BC201121  Hosackia crassifolia Wm. Bridge Cooke 1940-7-26 15360 Siskiyou Around the Black Butte Spring Comment
  HSC42916  Hosackia oblongifolia var. oblongifolia J. O. Sawyer, Ken Stillman 1976-7-1 2784 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  HSC69189  Hosackia oblongifolia var. oblongifolia Maralyn A. Renner 1980-8-31 2629 Siskiyou Twin Valley. 1494 Comment
  CDA2813  Humulus lupulus T. C. Fuller 1959-10-21 3155 Siskiyou North limits of Mt. Shasta City. 0 Comment
  CAS-BOT-BC95002  Hydrophyllum occidentale R. C. Wenk 2005-7-19 343 Siskiyou Along Pacific Crest Trail, between Deadfall Lakes and pass below Mt. Eddy 2407 Comment
  HSC77082  Hydrophyllum occidentale K. T. Stillman 1976-6-16 8 Siskiyou Marble Mtn. Wilderness Area Comment
  UC1483420  Hydrophyllum occidentale Maralyn A. Renner 1980-7-23 1829 Siskiyou about 1 mi e Cook and Green Pass (Pacific Crest Trail, near ridge); Klamath National Forest, Seiad Valley Quad. 1752 Comment
  UCSB24984  Hydrophyllum tenuipes Keefe, Joseph 1967-7-10 Siskiyou Indian Creek Road; 22.2 miles north of Happy Camp 1402 Comment
  CAS-BOT-BC312849  Hymenoxys lemmonii Louis C. Wheeler 1934-10-21 3334 Siskiyou Shasta Valley 4 mi. E Grenada 853 Comment
  CAS-BOT-BC400984  Hypericum anagalloides A. A. Heller 1920-8-11 13510 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  HSC78378  Hypericum anagalloides L. P. Janeway 1983-7-31 471 Siskiyou Poker Flat, upper portion of meadow. 1524 Comment
  JEPS33847  Hypericum anagalloides Gilbert Muth 1966-8-1 480 Siskiyou Marble Valley horse pasture Marble Mt. Wilderness Area, Marble Valley 1792 Comment
  SBBG25919  Hypericum anagalloides D. Myrick 1966-8-11 1536 Siskiyou Adams Lake, Mountain Meadow Ranch, Big Flat, Trinity Alps 1828 Comment
  UC454936  Hypericum anagalloides I. J. Condit 1909-8-22 Siskiyou Sisson Comment
  UC61175  Hypericum anagalloides W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mt. Shasta, Sisson Comment
  UC618754  Hypericum anagalloides W. Bridge Cooke 1938-9-8 11654 Siskiyou Squaw Creek Heather Meadows and Panther Creek Heather Meadows Mt. Shasta, Squaw Creek Heather Meadows, Panther Creek Heath Comment
  JEPS109404  Hypericum formosum var. scouleri Dean W. Taylor 2004-7-19 19187 Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  CAS-BOT-BC401286  Hypericum perforatum W. B. Cooke; V. G. Cooke 1962-8-19 33549 Siskiyou Near Memorial Highway, Mt. Shasta Comment
  CAS-BOT-BC401358  Hypericum scouleri Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Comment
  JEPS20040  Idahoa scapigera George D. Butler 1909-2 571 Siskiyou Butler's Ranch near Yreka; Butler's Ranch Comment
  CAS-BOT-BC88626  Idahoa scapigera George Dexter Butler 1910-3-21 1136 Siskiyou Drylands near Yreka. Comment
  CDA35743  Iliamna bakeri D. H. Shaw 1971-8-4 Siskiyou Spring Hill, Mt. Shasta. 0 Comment
  UC52524  Ipomopsis aggregata Geo. B. Grant Sept, 1902 4967 Siskiyou Sisson Comment
  RSA79003  Ipomopsis aggregata subsp. formosissima E. K. Balls, P. C. Everett 1952-10-13 18191 Siskiyou Mt. Shasta, 10.2 mi n.e. of town of Mt. Shasta, John Everitt Hwy 1829 Comment
  HSC17050  Ipomopsis congesta R. C. Wunner 1965-6-26 285 Siskiyou Lava Beds National Monument, Schonchin Butte near top 1614 Comment
  CDA2714  Iris pseudacorus T. C. Fuller 1958-6-19 1797 Siskiyou South of road between Yreka & Montague. 0 Comment
  UC844949  Iris tenuissima unknown 1941-6-6 16015 Siskiyou e base Mt. Eddy Comment
  RSA135924  Iris tenuissima Lee W. Lenz 1953-5-13 18298 Siskiyou 7 miles from Happy Camp on road to Yreka 366 Comment
  UC371168  Isoetes bolanderi G. D. Butler 1908-8-8 254 Siskiyou Wooly Creek 1524 Comment
  UC400941  Isoetes bolanderi Geo. D. Butler 1908-8-8 254 Siskiyou near head W. Fork Wooly Creek 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
  CAS-BOT-BC69863  Isoetes occidentalis Louis C. Wheeler 1963-9-11 8385 Siskiyou Siskiyou Mountains: Dillon Creek, 3/4 mi. ne. of Sawtooth Mountain. 1615 Comment
  RSA161166  Ivesia gordonii var. ursinorum Peter H. Raven 1956-9-4 10422 Siskiyou Summit of Mt. Eddy. 2759 Comment
  HSC85849  Juncus balticus subsp. ater L. P. Janeway 1983-8-16 549 Siskiyou Poker Flat 1524 Comment
  UCD77266  Juncus balticus subsp. ater Robert E. Preston 2002-7-12 1904 Siskiyou Klamath National Forest, S slope of Rainbow Mountain, N of Trout Creek 1652 Comment
  POM312831  Juncus balticus subsp. ater Malcolm A. Nobs, Calvin McMillan 1949-6-17 805 Siskiyou Grass Lake, Highway 97. Comment
  JEPS107851  Juncus balticus var. balticus Lowell Ahart, John Dittes 2005-6-9 12043 Siskiyou Meadow area along a small drainage, on the west side of a poor rock fence, about 280 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
  HSC74839  Juncus bolanderi J. P. Smith, J. O. Sawyer 1978-7-3 10008 Siskiyou Williams Point along the Klamath River S of Hwy. 96 Comment
  UC842317  Juncus bufonius A. A. Heller 1916-6-20 12411 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  UC642527  Juncus drummondii unknown 1939-8-24 13900 Siskiyou near Squaw Valley Creek w branch; Mount Shasta 2286 Comment
  HSC77132  Juncus effusus subsp. pacificus L. P. Janeway 1983-7-2 363 Siskiyou SE side of Klamath River, 6 mi. E on China Creek Rd., near Happy Camp, near water's edge 335 Comment
  JEPS25661  Juncus ensifolius Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7304 Siskiyou 4 air mi nne Preston Peak (at Twin Valley, just e of Del Norte County line, watershed of Indian Creek); Siskiyou Mts., Twin Valley, Indian Creek 1219 Comment
  RSA211362  Juncus ensifolius William J. Ferlatte 1967-8-17 950 Siskiyou Trinity Alps; Yellow Rose Mine. 1982 Comment
  JEPS121623  Juncus howellii Kendra Sikes 2011-8-25 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys, near Toad Lake. Sloping fen / wet meadow in lodgepole pine forest on ultramafic soil, E aspect. Mount Eddy quadrangle. Comment
  HSC22183  Juncus mertensianus J. O. Sawyer 1969-7-18 1418 Siskiyou Head of S Russian Creek 1829 Comment
  HSC22472  Juncus mertensianus J. O. Sawyer 1968-7-9 440 Siskiyou W of Little Duck Lake 1936 Comment
  UC1106413  Juncus mertensianus Peter Kamb 1949-8-25 1486 Siskiyou above Horse Camp (sw slope of Mt. Shasta); Mt. Shasta 2621 Comment
  JEPS100301  Juncus nevadensis Dean W. Taylor 2001-8-28 17909 Siskiyou Mt. Shasta, Ash Creel Butte, Suprise Lake 2057 Comment
  RSA238913  Juncus orthophyllus Frederick W. Oettinger 1968-9-6 741 Siskiyou At Bear Meadow mid-way along a straight line between English Peak and Tom Taylor cabin, at the head of Snowslide Gulch. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  JEPS75886  Juncus parryi W. J. Ferlatte 1966-6-22 116 Siskiyou Josephine Lake basin Trinity Alps 1676 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
  UC1265304  Juncus parryi Frederick W. Oettinger 1968-9-8 781 Siskiyou near outlet of English Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1752 Comment
  HSC74838  Juncus patens J. P. Smith, J. O. Sawyer 1978-7-3 10007 Siskiyou Klamath National Forest, Williams Point along the Klamath River, S of Hwy. 96 Comment
  CAS-BOT-BC279922  Juncus trilocularis Peter F. Zika 2009-8-16 24598 Siskiyou Forest Service Road 46N04, Cascade Range Highlands (CaRH) 1550 Comment
  RSA233708  Juniperus communis var. montana Robert F. Thorne, Fred Oettinger 1969-8-10 39011 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta. 2439 Comment
  HSC4853  Juniperus communis var. saxatilis J. O. Sawyer 1968-7-9 405 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  CAS-BOT-BC81237  Juniperus occidentalis Elmer I. Applegate 1935-6-5 9293 Siskiyou Indian Well, Lava Beds National Monument Comment
  RSA758202  Juniperus occidentalis Doug Goldman 2004-12-26 3015 Siskiyou Shasta Valley, along the south side of Route A12, just north of a small hill of volcanic rock and about 2.6 miles east of the intersection with Interstate 5. 236 Comment
  UC1045241  Juniperus occidentalis unknown 1940-6-4 15007 Siskiyou near Bolam Road; Mount Shasta 1219 Comment
  UC567206  Juniperus occidentalis H. A. Jensen 1934-8-29 384 Siskiyou Cedar Park School Dunsmuir Quad. 883 Comment
  NY20197  Juniperus occidentalis M. P. Anderson 1902-3-4 s.n. Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA6894  Juniperus occidentalis var. occidentalis Elmer I. Applegate 1932-4-15 7060 Siskiyou Scott Valley, east side Comment
  CAS-BOT-BC56360  Kalmia microphylla subsp. microphylla Douglas Barbe 1955-7-6 125 Siskiyou Taylor Lake, Salmon Mts. 1950 Comment
  HSC96361  Kalmia polifolia Gordon Leppig, Tony LaBanca, Leonel Arguello 1997-6-27 497 Siskiyou Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  CHSC69091  Kelloggia galioides Vernon H. Oswald; Lowell Ahart 1997-7-28 8795 Siskiyou Southeast of Medicine Lake at Paynes Springs. 1981 Comment
  HSC67775  Kelloggia galioides J. O. Sawyer, J. Cole 1980-7-21 3887 Siskiyou Near Haight Mtn. along USFS Rd. running S-SW 1939 Comment
  RSA747342  Kelloggia galioides K. M. Meyer, A. Townesmith 2007-7-29 171 Siskiyou Shasta-Trinity National Forest. 0.3 mi. on 40N25 Rd., off Siskiyou County Rd., A10/Everitt Memorial Hwy. 1805 Comment
  CAS-BOT-BC274223  Koeleria Melissa A. Berry 1957-7-11 s.n. Siskiyou Parrott Mill Road, near Callahan 975 Comment
  HSC100335  Koeleria macrantha J. P. Smith 2011-7-15 13303 Siskiyou 1427 Comment
  POM198424  Koeleria macrantha Geo D. Butler 1910-7-3 1625 Siskiyou Goosenest Foothills 1220 Comment
  RSA121244  Koeleria macrantha H. S. Yates 1936-6-21 5818 Siskiyou one mile southeast of Gazelle. 793 Comment
  CAS-BOT-BC340368  Kyhosia bolanderi Wm. Bridge Cooke 1940-8-2 15408 Siskiyou Mount Shasta. Throughout the lower Wagon Camp meadow Comment
  OBI58651  Lactuca biennis David J. Keil 1992-7-20 23502 Siskiyou Klamath NF. Along Forest Rd 46N64, 2.8 mi W of Scott river rd Comment
  JEPS36695  Lactuca canadensis W. L. Jepson 1894-1 Siskiyou Sisson Comment
  CAS-BOT-BC341695  Lagophylla ramosissima Carl B. Wolf 1927-8-26 1035 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC341704  Lagophylla ramosissima Louis C. Wheeler 1934-6-2 2608 Siskiyou Klamath National Forest. Oak Knoll R. S. 670 Comment
  UC796605  Lathyrus brownii Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11828 Siskiyou 1 mi below w side Gazelle Mt. Grade (Gazelle-Callahan Road) 1219 Comment
  NY8460  Lathyrus brownii H. E. Brown 1897-6-11 391 Siskiyou N side of Mt. Shasta, 5000-9000 ft. Comment
  HSC68343  Lathyrus delnorticus Maralyn A. Renner 1980-7-4 1425 Siskiyou Clear Creek Trail, N of Trout Camp. 1067 Comment
  SD88548  Lathyrus nevadensis var. nevadensis Darley F. Howe 1972-7-5 4874 Siskiyou 0.6 miles south of Oregon state line on the road to Happy Camp 1707 Comment
  UC1733731  Lathyrus vestitus Kay H. Beach, Frank Gould 1940-5-15 632 Siskiyou Bull Meadows Comment
  UC536682  Layia glandulosa D. H. Johnson and F. G. Palmer 1935-5-16 Siskiyou 11 mi ne Weed 1097 Comment
  CAS-BOT-BC321059  Layia glandulosa M. H. Mitchell 1936-5-8 9 Siskiyou 0.5 mile SSW of Hospital Rock, Modoc Lava Beds, National Manument 1242 Comment
  RSA17691  Layia glandulosa subsp. glandulosa Elmer I. Applegate 1935-6-2 9263 Siskiyou Lyons road near Juniper Butte, Lava Beds national Monument. Comment
  RSA211220  Ledum glandulosum William J. Ferlatte 1967-7-26 759 Siskiyou Caribou Basin 1982 Comment
  RSA238362  Ledum glandulosum var. californicum Frederick W. Oettinger 1968-8-2 349 Siskiyou S & W sides of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  HSC42920  Leersia oryzoides Ken Stillman 1976-8-31 461 Siskiyou Along the Klamath River at Williams Point. 366 Comment
  JEPS45873  Leersia oryzoides Louis C. Wheeler 1934-9-16 3270 Siskiyou Siskiyou Mountains, Klamath River, Walker Klamath River; Siskiyou Mountains, , Walker 518 Comment
  UC818698  Leersia oryzoides Louis C. Wheeler 1934-9-16 3270 Siskiyou Siskiyou Mountains, Klamath River, Walker Klamath River; Siskiyou Mountains, , Walker 518 Comment
  RSA715934  Lemna minuta Lowell Ahart, John Dittes 2005-6-10 12110 Siskiyou At the pump house along the Shasta River, about 1.9 miles (air) S of Hwy 99/97 Cutoff, about 6 miles (air) ESE of Granada. 777 Comment
  RSA105500  Lepidium campestre G. D. Barbe 1955-6-29 31 Siskiyou 1 mile east of Callahan 976 Comment
  CHSC114921  Lepidium perfoliatum D. B. Joley 1976-6-24 2 Siskiyou Mt. Shasta City. Comment
  SBBG30497  Leptosiphon ciliatus D. Myrick 1968-6-25 2018 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  POM96126  Lesquerella occidentalis Geo. D. Butler 1910-5-15 1342 Siskiyou Greenhorn Mtn Comment
  CAS-BOT-BC342100  Leucanthemum vulgare Dorothy Parker 1946-7-29 s.n. Siskiyou Plowman's Valley 1188 Comment
  CAS-BOT-BC342103  Leucanthemum vulgare Louis C. Wheeler 1934-8-20 3198 Siskiyou Klamath National Forest. W. Fork Beaver Cr. 1127 Comment
  CAS-BOT-BC58260  Leucothoe davisiae W. B. Stephens 1922-7-9 s.n. Siskiyou Salmon Lake. Comment
  CAS-BOT-BC58261  Leucothoe davisiae Doris K. Kildale 1928-8-19 6571 Siskiyou Hancock Lake, on trail to Marble Mt. Comment
  HSC36224  Leucothoe davisiae John Rehling 1974-8-24 45 Siskiyou S end of Little Duck Lake Comment
  HSC752  Leucothoe davisiae William J. Ferlatte 1966-8-3 279 Siskiyou Josephine Lake basin. 1677 Comment
  JEPS17290  Lewisia columbiana unknown 1922-5-24 Siskiyou garden of Leonard Joss of Etna Mills Comment
  HSC29487  Lewisia cotyledon Frederick W. Oettinger 1968-9-6 745 Siskiyou Marble Mtn. Wilderness Area, ridge trail E of Tom's Lake 2409 Comment
  CAS-BOT-BC444051  Lewisia cotyledon var. cotyledon Geo. D. Butler 1910-6-5 1527 Siskiyou Log Lake Comment
  CAS-BOT-BC444044  Lewisia cotyledon var. cotyledon Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Cuddyhi Lake [Cuddihy Lakes] Comment
  UC163730  Lewisia cotyledon var. cotyledon Geo. D. Butler 1908-8-7 1 Siskiyou divide between <Woo?>lly and Independence Creek Comment
  HSC69552  Lewisia leeana Maralyn A. Renner 1980-6-26 1294 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  JEPS86111  Lewisia leeana Wayne Roderick 1966-7-23 Siskiyou near summit of trail to Little Castle Lake; Castle Lake 1828 Comment
  CAS-BOT-BC444088  Lewisia leeana Geo. D. Butler No date on label 1687 Siskiyou Unspecified Comment
  RSA756241  Lewisia leeana Barbara Ertter 1990-7-16 9372 Siskiyou North side of ridge west of Parks Creek trailhead (Pacific Crest Trial crossing of Route 17); about 8 air mile southwest of Weed. 2195 Comment
  CAS-BOT-BC444425  Lewisia rediviva A. M. Vollmer; L. Beane 1951-5-31 18 Siskiyou Scott Mountain Comment
  CAS-BOT-BC444581  Lewisia triphylla Wm. Bridge Cooke 1938-9-8 11657 Siskiyou Mount Shasta. Squaw Creek Meadows. Comment
  CDA32461  Leymus cinereus T. C. Fuller 1958-6-19 1808 Siskiyou Fence row adjacent to open pasture, 3 miles northeast of Montague 0 Comment
  CAS-BOT-BC272171  Leymus triticoides L. E. Smith 1915-7-1 s.n. Siskiyou Bray Comment
  RSA602819  Leymus triticoides L. C. Wheeler 1935-6-2 3543 Siskiyou Shasta River, Siskiyou Mts. 732 Comment
  HSC67705  Ligusticum californicum John S. Palmer 1980-7-24 605 Siskiyou Elk Hole 1503 Comment
  HSC69402  Ligusticum californicum Maralyn A. Renner 1980-8-8 2437 Siskiyou Rattlesnake Meadow 1646 Comment
  JEPS96247  Ligusticum grayi Barbara Ertter 1990-7-14 9342 Siskiyou ca. 4 airmiles w. Mt. Shasta City (Wagon Creek on e. side of Mt. Eddy, where several forks join before steep drop); Mt. Eddy, Wagon Creek 1828 Comment
  RSA691933  Ligusticum grayi Barbara Ertter 1990-7-14 9342 Siskiyou Wagon Creek on east side of Mt. Eddy, ca. 4 air miles west of Mt. Shasta City 1829 Comment
  RSA238844  Lilium kelleyanum Frederick W. Oettinger 1968-8-6 420 Siskiyou At the southeast corner of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 1921 Comment
  UC1409481  Lilium kelleyanum Frederick W. Oettinger 1968-8-6 420 Siskiyou se corner, vicinity of English Peak, w Siskiyou County Hancock Lake; Salmon Mountains, Marble Mountain Wilderness Area 1920 Comment
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Dec 13 2006
  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
  HSC74924  Lilium pardalinum subsp. pardalinum J. P. Smith 1978-7-2 9961 Siskiyou Along the Rd. to Cook and Green Pass (48N02), 2.9 mi. N of Seiad Creek, Klamath National Forest 1067 Comment
  CHSC30135  Lilium pardalinum subsp. shastense M. S. Taylor 1980-7-8 3099 Siskiyou On nw side of Castle Lake. 1615 Comment
  HSC66400  Lilium pardalinum subsp. vollmeri Maralyn A. Renner 1980-8-8 2433 Siskiyou Rattlesnake Meadow 1646 Comment
  CAS-BOT-BC438792  Lilium pardalinum subsp. wigginsii Dana York; Jim Shevock 2012-7-20 3116 Siskiyou Klamath National Forest, Siskiyou Mountains, 4 km W-SW of Cook and Green Pass, moist slope above Lily Pad Lake. 1780 Comment
  JEPS84242  Lilium pardalinum subsp. wigginsii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6337 Siskiyou 7 mi nne of Seiad Valley (w of Cook and Green Pass, 1/2 air mi from Red Butte) 1730 Comment
  RSA0000361  Lilium pardalinum subsp. wigginsii L. Beane, A. M. Vollmer 1954-7-16 1266 Siskiyou Siskiyou Mountains near Oregon border, west of highway 99. Comment
  CAS-BOT-BC123091  Lilium wigginsii Lawrence Beane; Albert Michael Vollmer 1954-7-16 1266 Siskiyou Siskiyou Mountains near Oregon border west of Hwy 99 Comment
  UC164131  Linanthus bolanderi Geo. D. Butler 1909-4-26 611 Siskiyou near Oro Fino Comment
  UC164132  Linanthus bolanderi Geo. D. Butler 1910-4-14 1172 Siskiyou Yreka Comment
  JEPS58519  Linanthus nuttallii subsp. nuttallii W. L. Jepson Jul 6 1907-Jul 7 1907 2854 Siskiyou on ridge overlooking Klamath; Cuddihy Valley Comment
  RSA215603  Linanthus pungens subsp. hookeri Gilbert Muth 1969-8-6 1186 Siskiyou Boulder Peak. 2530 Comment
  SBBG15806  Linaria dalmatica D. Myrick 1961-6-20 285 Siskiyou Old McCloud Rd to Bear Springs, ca. 1 mi E of Mt Shasta City 1158 Comment
  CHSC91816  Linaria genistifolia subsp. dalmatica T. C. Fuller 1960-6-30 4649 Siskiyou Roadside, Mt. Hebron-Medicine Lake Road, just E/ Rock Rock School road. Comment
  HSC44590  Linnaea borealis subsp. longiflora Laura Witherspoon 1977-7-16 Siskiyou Copper Creek Area. 1128 Comment
  RSA0087559  Linnaea borealis subsp. longiflora Douglas Barbe 1955-7-5 101 Siskiyou Klamath Mountains, about 12 miles south of Etna on French Creek. 1097 Comment
  UC336458  Linnaea borealis var. longiflora unknown Siskiyou near Mt. Shasta (Sisson's Woods); near Mt. Shasta, Sisson's Woods Comment
  UC169897  Linum lewisii Harley P. Chandler June, 1901 1652 Siskiyou North Coast Ranges, Marble Mountain Marble Mountain; North Coast Ranges, Marble Mountain 2438 Comment
  CAS-BOT-BC94972  Linum lewisii var. lewisii R. C. Wenk 2005-7-15 205 Siskiyou Trinity Alps, above South Fork of Salmon River, along Yellow Rose Mine Trail 2133 Comment
  HSC476  Listera convallarioides William J. Ferlatte 1967-7-25 724 Siskiyou Caribou Basin 1982 Comment
  UC336569  Listera convallarioides unknown July 1878 Siskiyou near Mt. Shasta 2133 Comment
  CAS-BOT-BC36527  Lithocarpus densiflorus var. echinoides Wm. Bridge Cooke 1941-6-11 16028 Siskiyou along the Castle Lake Road 1219 Comment
  UC484041  Lithocarpus densiflorus var. echinoides Carl B. Wolf 1930-10-27 Siskiyou Hazelview Summit; Siskiyou Mtns. 742 Comment
  RSA468241  Lithophragma affine subsp. affine M. B. Dunkle 1944-7-1 9057 Siskiyou Smoky Creek. Comment
  HSC91190  Lithophragma glabrum Jennifer Whipple 1978-6-5 2352 Siskiyou Pass between Eddy Creek and Deadfall Creek drainages 2073 Comment
  CAS-BOT-BC435631  Lithophragma heterophyllum J. H. Thomas 1954-5-13 4154 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Along Rush Creek. 1127 Comment
  RSA468258  Lithophragma parviflorum Christopher Davidson 1975-6-5 2668 Siskiyou 0.8 mi. from gate on special service rd. branching SE of rd from Gazelle to Callahan, ca. 9.3 miles W of Gazelle. Klamath Nat. Forest. 1509 Comment
  UC455972  Lithospermum californicum I. J. Condit 1911-7-13 Siskiyou Dunsmuir Comment
  RSA605517  Lithospermum californicum L. C. Wheeler 1959-7-24 7589 Siskiyou Salmon & Marble Mountains Region: Ridge between Crawford Creek Gulch. Comment
  UC643294  Lithospermum ruderale W. Bridge Cooke 1940-6-4 15004 Siskiyou <along logging road leading up from Bolam Station> Bolam Station; Mount Shasta 1371 Comment
  CAS-BOT-BC269146  Lolium perenne Geo. D. Butler 1910-6-15 1563 Siskiyou Near Yreka Comment
  RSA715955  Lolium perenne L. Ahart 2005-6-10 12064 Siskiyou South edge of irrigation pasture, east of a poor dirt road, about 80 yards northeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  UC166092  Lolium perenne Geo. D. Butler 1910-6-15 1563 Siskiyou near Yreka Comment
  UC1246759  Lomatium californicum Howard Scott Gentry 1962-6-7 19753 Siskiyou near Klamath R. along Hwy. 99 609 Comment
  RSA184693  Lomatium dissectum var. multifidum Gilbert Muth 1966-7-25 447 Siskiyou Marble Mountain Lookout, Marble Mountains 2098 Comment
  CHSC42618  Lomatium macrocarpum Vernon Oswald 1986-5-29 2071 Siskiyou Hwy 97 between Dorris and Macdoel, 46.2 mi ne of Weed. 121 Comment
  HSC39322  Lomatium macrocarpum J. P. Smith 1974-5-26 7387 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC68496  Lomatium macrocarpum Maralyn A. Renner 1980-6-22 882 Siskiyou Slopes N of Little Shasta River 1372 Comment
  HSC76695  Lomatium macrocarpum K. T. Stillman 1976-8-7 203 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  JEPS80513  Lomatium macrocarpum Gilbert Muth 1966-7-22 440 Siskiyou Marble Rim, Marble Mt. Wilderness Area Marble Mt. Wilderness Area, Marble Rim 2194 Comment
  UC1409714  Lomatium macrocarpum Melinda F. Denton 1973-6-27 2798 Siskiyou just s. of border of Klamath and Siskiyou Nat'l Forests Klamath Nat'l Forest (ca. 9 meters s. of intersection of 416C and 4007 on 416C) 1627 Comment
  UC923168  Lomatium nudicaule Freed W. Hoffman 1950-7-11 3279 Siskiyou Elk Valley rd. 2.1 mi. from junction with Klamath R. hwy. (w. Siskiyou Co.); North Coast Ranges, w. Siskiyou Co. 457 Comment
  POM265882  Lomatium peckianum Lincoln Constance, Reed Rollins 1942-5-14 2918 Siskiyou 1 mile E of Yreka 762 Comment
  UC166152  Lomatium peckianum Geo. D. Butler 1909-4-14 638 Siskiyou near Yreka Comment
  UC673276  Lomatium vaginatum Lincoln Constance and Reed C. Rollins 1942-5-14 2924 Siskiyou 4 mi. w. Yreka (rd. to Walker Post Office); Klamath-Siskiyou Region 1219 Comment
  CDA15574  Lonicera ciliosa G. F. Hrusa 1998-7-5 14682 Siskiyou Siskiyou Mountains; S side of Little Grayback pass on Happy Camp-O'Brien Rd. Ca. side of State Boundary, nr. Indian Ck. Camp. Comment
  HSC4899  Lonicera conjugialis J. O. Sawyer 1968-7-23 621 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  HSC4901  Lonicera conjugialis J. O. Sawyer 1968-7-10 467 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  HSC78379  Lonicera conjugialis L. P. Janeway 1983-8-6 499 Siskiyou Poker Flat 1524 Comment
  JEPS116590  Lonicera conjugialis Julie Kierstead Nelson with Rhonda Posey, Ross Olson 2007-8-1 2007 -025 Siskiyou The Eddys, west of Mt. Shasta. West side of Toad Lake headwaters of Middle Fork of upper Sacramento River. South China Mountain 2118 Comment
  JEPS25560  Lonicera tatarica Rimo Bacigalupi with George Bacigalupi Jr. 1959-6-30 7183 Siskiyou Mt. Shasta town (formerly Sisson) Comment
  UC1236516  Lotus crassifolius var. crassifolius H. A. Thomas and J. H. Thomas 1954-7-27 4553 Siskiyou about 6 mi se Cecilville (s side of South Fork of Salmon River, in vicinity of Blind Horse Creek and area 1 mi t se); Salmon-Trinity Mts., South Fork of Salmon River, Blind Horse 883 Comment
  UC144467  Lotus crassifolius var. crassifolius A. A. Heller 1905-6-5 7972 Siskiyou between Shasta Retreat and Shasta Springs Comment
  RSA105331  Lotus nevadensis G. D. Barbe 1955-6-28 011 Siskiyou 0.2 mile north of Callanhan. 976 Comment
  RSA119372  Lotus oblongifolius S. S. Tillett 1956-7-9 652 Siskiyou Above Masterson Meadow, e. side of Scott Mtn., Siskiyou-Trinity Co. line, ca. 8 mi. se of Callahan. 1890 Comment
  CAS-BOT-BC94432  Lotus oblongifolius var. oblongifolius R. C. Wenk 2005-7-18 268 Siskiyou Scott Mountains, border between Trinity and Siskiyou Counties. Growing along Pacific Crest Trail, 1/2 mile E of Hwy 3 1900 Comment
  UC15498  Lotus purshianus var. purshianus T. H. Gilbert 1899-7-15 Siskiyou Scott River Valley Comment
  UC163677  Lotus purshianus var. purshianus Geo. D. Butler 1908-7-5 390 Siskiyou near Yreka Comment
  HSC26153  Lotus unifoliolatus var. unifoliolatus J. P. Smith, J. O. Sawyer 1972-9-14 5805 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  UC164340  Ludwigia palustris Geo. D. Butler 1910-7-16 1791 Siskiyou Oro Fino 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
  JEPS83225  Lupinus albicaulis W. L. Jepson 1940-6-27 20041 Siskiyou e slope Mt. Shasta 1828 Comment
  SBBG13880  Lupinus albifrons H. and M. Dearing 1939-6-4 3544 Siskiyou Fort Jones Comment
  CAS-BOT-BC195962  Lupinus albifrons var. albifrons Lewis S. Rose 1945-6-18 45074 Siskiyou Horse Creek & Klamath River 502 Comment
  UC157010  Lupinus albifrons var. albifrons Geo. D. Butler 1908-6-20 366 Siskiyou near Yreka Comment
  POM11084  Lupinus albifrons var. eminens Geo. D. Butler 1910-5-2 1268 Siskiyou Around Yreka. Comment
  CHSC26188  Lupinus andersonii J. P. Kroessig 1977-8-6 52 Siskiyou Jct of Everitt Memorial Hwy and McBride Springs Campground access road, w base of Mt Shasta, ca. 4.5 km n of Mt Shasta City. 1460 Comment
  SBBG109206  Lupinus andersonii C. B. Hardham 1961-7-3 8067 Siskiyou Scott Mtn, S of Calahan Comment
  SEINET10484722  Lupinus arbustus subsp. silvicola Katherine L. Morris 1973-5-25 Morris 280 Siskiyou 4.2 miles ne of the junction of hwy 5 and 97 on hwy 97 in an area of purshia, Artemisia, sparse yellow pine, and arctostaphylos Comment
  CAS-BOT-BC8426  Lupinus argenteus Amos Arthur Heller 1905-6-9 8015 Siskiyou Montague Comment
  CAS-BOT-BC196355  Lupinus argenteus var. argenteus A. A. Heller 1928-6-9 14607 Siskiyou Near the creamery at Montague Comment
  SD98878  Lupinus bicolor Darley F. Howe 1977-7-2 4985 Siskiyou Scott River Road, 7 miles NW of Fort Jones 671 Comment
  HSC39441  Lupinus breweri J. O. Sawyer 1969-7-2 1027 Siskiyou Ridge S of Upper Albert Lake 2378 Comment
  RSA414461  Lupinus croceus Christopher Davidson 1975-6-5 2681 Siskiyou 0.8 mi N of Scott Mtn Summit on Hwy 3. 1585 Comment
  RSA372142  Lupinus croceus P. Kenney, Conrad, Dunn, O. Kenney 1973-6-4 384 Siskiyou Along road from Cecilville to Callahan; 6.4 mi W of Callahan. 1738 Comment
  SEINET10937103  Lupinus klamathensis Charles Piper Smith 1940-6-7 Smith 15101 Siskiyou Occasional along the pacific hwy near black butte. 1219 Comment
  HSC59016  Lupinus lepidus Marvin Butler 1971-7-20 178 Siskiyou Near El Capitan Lake, close to Cave Junction 1464 Comment
  RSA161313  Lupinus lepidus var. sellulus Peter H. Raven 1956-9-4 10397 Siskiyou Rocky slope, south side of Mount Eddy. 2561 Comment
  UC157026  Lupinus lepidus var. sellulus Geo. D. Butler 1908-8-2 368 Siskiyou Shackleford Creek edge Quartz Valley; Shackleford Creek edge of Quartz Valley Comment
  UC796665  Lupinus lepidus var. sellulus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11759 Siskiyou French Creek Logging Road w Callahan; French Creek Logging Road 1066 Comment
  UC85087  Lupinus lepidus var. sellulus J. W. Congdon 1900-8-13 Siskiyou Shasta Comment
  SBBG15740  Lupinus leucophyllus D. Myrick 1961-6-21 314 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1737 Comment
  RSA105765  Lupinus lyallii var. lyallii W. Bridge Cooke 1938-8-12 11463 Siskiyou Mt. Shasta 1829 Comment
  POM228984  Lupinus nanus var. apricus Louis C. Wheeler 1935-5-18 3499 Siskiyou Siskiyou Mountains; Yreka Creek. 854 Comment
  UC60976  Lupinus obtusilobus Geo. B. Grant Sept. 1902 5090 Siskiyou Horse Camp; Mt. Shasta 2438 Comment
  UCD109376  Lupinus polyphyllus J. M. Tucker; L. K. Mann 1963-7-5 3699 Siskiyou on Blake's Fork of South Russian Creek (a tributary of Salmon River), ca. 7 miles (airline) east of Sawyer's Bar, Salmon Mountains. 1615 Comment
  CHSC71482  Lupinus polyphyllus var. burkei Vernon H. Oswald; Lowell Ahart 1998-7-21 9330 Siskiyou Northeast of Weed on Tennant Rd. 4.5 mi east of Hwy. 97, 0.5 mi west of the Old State Hwy. to Bray. In a meadow. 1417 Comment
  SEINET13709896  Lupinus polyphyllus var. burkei Lowell William Ahart, Lowell William Ahart 1998-1 9330 Siskiyou Northeast of Weed on Tennant Rd. 4.5 Mi. E Haw 97, 0.5 Mi. W of The Old State Hwy to Bray (T44N, R1W, sec 19, SW of Sw) 4650 Ft. 1417 Comment
  RSA582436  Lupinus rivularis Louis C. Wheeler 1935-7-26 3707 Siskiyou Siskiyou Mts.; Jaynes Canyon 1951 Comment
  POM24578  Lupinus sellulus subsp. sellulus Geo. D. Butler 1910-6-4 1500 Siskiyou Shackleford Creek. Comment
  HSC92405  Lupinus sellulus subsp. ursinus Jennifer Whipple 1977-7-20 1979 Siskiyou South face of Mt. Eddy. 2470 Comment
  SEINET10490239  Lupinus sellulus subsp. ursinus Smith 1978-7-2 Smith 9971 Siskiyou Seiad valley quadrangle. Klamath national forest. Ridge trail to the e of Cook and green pass. Montane chaparral. Sections 8 and 9. 1341 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
  CAS-BOT-BC436706  Luzula comosa var. laxa Roxana S. Ferris; Laura Lorraine 1948-6-12 11743 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  JEPS84030  Luzula comosa var. laxa L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6431 Siskiyou E slope of Kangaroo Mountain, cirque at head of Hell's Canyon, ca. 5 mi N of the town of Seiad Valley 1828 Comment
  RSA105328  Luzula divaricata G. D. Barbe 1955-8-1 326 Siskiyou At the summit of Mt. Bolivar. Scott Mts. 2470 Comment
  UC1161522  Luzula parviflora J. M. Tucker 1963-8-19 3779 Siskiyou headwaters Canyon Creek; Marble Mountain Wilderness Area, headwaters Canyon Creek 1950 Comment
  CAS-BOT-BC344546  Madia exigua Louis C. Wheeler 1934-6-2 2607 Siskiyou Klamath National Forest. Oak Knoll R. S. 670 Comment
  SEINET11601396 Image available Madia glomerata L. C. Wheeler 1934-9-4 3244 Siskiyou Bear Creek, off West Fork Beaver Creek 1981 Comment
  UC1409494  Madia gracilis Frederick W. Oettinger 1968-9-9 805 Siskiyou between Lower Pond and Tobacco Lake; Salmon Mountains, High Lake Basins, English Peak, Marble Mts 1920 Comment
  POM362197  Madia madioides J. O. Sawyer, Ken Stillman 1976-5-28 2727 Siskiyou Along road west of Sawyers Bar 610 Comment
  RSA15597  Mahonia aquifolium C. B. Wolf 1927-8-27 1110 Siskiyou Happy Camp, Klamath River. Comment
  SJSU6506  Maianthemum racemosum R. W. Trivelpiece 1972-6-15 121 Siskiyou Vann Creek near Bear Peak c. 15 mi SW of Happy Camp 1280 Comment
  RSA377698  Maianthemum racemosum M. B. Dunkle 1944-7-7 9082 Siskiyou Siskiyou National Forest Comment
  RSA237902  Maianthemum racemosum subsp. amplexicaule Frederick W. Oettinger 1968-8-7 438 Siskiyou East side of Hancock Lake. The Salmon Mountains, the high lake basins in the vicinity of English Peak, Marble Mountains Wilderness Area 1936 Comment
  SEINET12049835  Maianthemum racemosum subsp. amplexicaule F. H. Utech 1986-1 86 -479 Siskiyou Klamath National Forest, West Branch Recreation Area, ca 12 mi NE of Happy Camp to Waldo 1000 Comment
  CAS-BOT-BC347359  Malacothrix floccifera Roxana S. Ferris; Laura Lorraine 1948-6-12 11756 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  HSC46146  Malva neglecta J. P. Smith, Steve Selva 1970-7-17 4440 Siskiyou 915 Comment
  UC618881  Marrubium vulgare W. Bridge Cooke 1938-8-19 11513 Siskiyou near Howard (Mount Shasta); , near Howard Comment
  CAS-BOT-BC271105  Melica bulbosa L. R. Short 1933-6-6 75326 Siskiyou Lime Gulch 1219 Comment
  HSC21983  Melica bulbosa J. O. Sawyer 1969-7-16 1140 Siskiyou SW facing upper slope SW of Waterdog Lake. 2104 Comment
  UC722541  Melica bulbosa C. L. Hitchcock and J. S. Martin 1939-7-9 5311 Siskiyou between King's Castle and Black Mt. (w side of ridge) 1828 Comment
  UCD87279  Melica fugax A. A. Heller 1921-7-7 13568 Siskiyou East slope of Mt. Eddy, in the Canadian Life Zone. Comment
  CAS-BOT-BC282075  Melica fugax A. A. Heller 1921-7-7 13518 Siskiyou Mount Eddy W of Wagon Creek 2133 Comment
  RSA47985  Melica geyeri Roxana S. Ferris, Laura Lorraine 11796 Siskiyou Scott Mountain Road south of Callahan Comment
  CAS-BOT-BC281387  Melica harfordii Alice Eastwood 1923-5-27 11960 Siskiyou Shasta Springs Comment
  SJSU11323  Melica harfordii S. H. Casey 1981-7-4 1215 Siskiyou Seiad Creek Road 1 mi below summit of Cook & Green Pass c. 8 mi N of Seiad Valley, NW Siskiyou County 1219 Comment
  UC1265411  Melica harfordii F. W. Oettinger 1969-8-3 1143 Siskiyou above English Lake (w Siskiyou Co.); Salmon Mtns 1828 Comment
  RSA403532  Melica subulata M. B. Dunkle 1945-1 9261 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  UCR143376  Mentha spicata L. C. Wheeler 1934-9-22 3301 Siskiyou Siskiyou Mtns, Walker, Klamath River 518 Comment
  UCD117223  Mentzelia dispersa Robert E. Preston 1995-6-18 887 Siskiyou Irongate Reservoir, 0.25 mile SW of mouth of Jenny Creek, on road cut. 731 Comment
  UCD102787  Micranthes bryophora Joseph M. DiTomaso 1975-9-10 320 Siskiyou Caribou side of Sawtooth Ridge. 2194 Comment
  CAS-BOT-BC432853  Micranthes tolmiei Wm. Bridge Cooke 1938-8-22 11556 Siskiyou Mount Shasta. West slope of Shastina. Comment
  UC166151  Micropus californicus var. californicus Geo. D. Butler 1910-5-7 1297 Siskiyou Yreka Comment
  CAS-BOT-BC349379  Microseris nutans John Thomas Howell 1937-7-22 13266 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC45158  Microseris nutans J. O. Sawyer, E. Cope 1977-6-19 2948 Siskiyou Clear Creek Trail between Preston Creek and Trout Camp 915 Comment
  POM229882  Microseris nutans L. C. Wheeler 1935-6-27 3607 Siskiyou Head of Etna Creek, Marble Mountains. 1799 Comment
  HSC227  Microsteris gracilis William J. Ferlatte 1967-6-5 494 Siskiyou Big Flat, near public camp 1524 Comment
  HSC68519  Microsteris gracilis Maralyn A. Renner 1980-6-26 1149 Siskiyou Flint Valley. 1390 Comment
  POM208263  Microsteris gracilis subsp. humilis L. C. Wheeler 1934-6-7 2650 Siskiyou Siskiyou Mountains: Hungry Creek Lookout. 1502 Comment
  RSA237538  Mimulus breweri Frederick W. Oettinger 1969-8-13 1360 Siskiyou main camp site, English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA529963  Mimulus breweri D. W. Taylor, G. L. Clifton, R. E. Palmer 1987-6-7 9021 Siskiyou S end of Saddle Hills 1646 Comment
  HSC61896  Mimulus guttatus Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  SBBG25929  Mimulus guttatus D. Myrick 1966-8-9 1514 Siskiyou Adams Crk above Mountain Meadow Ranch, Big Flat, Coffee Crk; Trinity Alps 1828 Comment
  HSC29410  Mimulus guttatus Frederick W. Oettinger 1969-8-25 1542 Siskiyou High Lake Basins; W of Arrow Peak near Tom Taylor Cabin 1982 Comment
  RSA237545  Mimulus guttatus Frederick W. Oettinger 1968-8-13 479 Siskiyou Near Tom Taylor Cabin spring. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness. 2049 Comment
  HSC27111  Mimulus layneae Carl W. Mize 1972-6-21 62 Siskiyou 0.25 mi. above road on WSW slope 305 Comment
  JEPS8211  Mimulus layneae Willis L. Jepson 1894-8-9 71 m Siskiyou betweeen Sims and Sisson; Upper Sacramento Region Comment
  POM43851  Mimulus lewisii Geo. D. Butler 1910-7-13 1775 Siskiyou Wooly Creek. Comment
  POM43845  Mimulus moschatus var. moniliformis Geo. D. Butler 1910-7-8 1685 Siskiyou Shackleford Creek. 1220 Comment
  HSC90993  Mimulus nanus Jennifer Whipple 1976-7-1 1229 Siskiyou Near Little Crater Lake 2195 Comment
  JEPS57394  Mimulus nanus var. nanus L. R. Heckard with T. I. Chuang 1968-7-2 1968 Siskiyou 6 mi n Weed (along U.S. Highway 97) 1219 Comment
  JEPS69753  Mimulus nanus var. nanus W. B. and V. G. Cooke 1972-6-30 45418 Siskiyou above Andesite crossing (near Military Pass Road); Mt. Shasta Comment
  UC164258  Mimulus nasutus Geo. D. Butler 1910-5-29 1423 Siskiyou near Yreka Comment
  UC41856  Mimulus primuloides W. C. Blasdale 1894-7-30 Siskiyou Sissons Comment
  JEPS16327  Mimulus primuloides subsp. linearifolius Peter H. Raven 1956-9-5 10453 Siskiyou North Fork of the Sacramento River 2011 Comment
  HSC101476  Mimulus primuloides var. linearifolius J. P. Smith, J. O. Sawyer, R. J. Cole 2010-7-11 12991 Siskiyou Along State Route 3 (Scott Mountain Road) southeast of Callahan. 1334 Comment
  CHSC57425  Minuartia douglasii L. P. Janeway 1984-6-22 868 Siskiyou Ca 1 mi north of Scott Summit on Road 40N08. 1645 Comment
  POM101321  Minuartia douglasii Geo. D. Butler 1909-5-2 660 Siskiyou Yreka. Comment
  UC1076039  Minuartia douglasii Herbert L. Mason 1947-5-17 14758 Siskiyou Scott Mt. Rd 5 mi s Callahan Comment
  JEPS74474  Minuartia nuttallii subsp. gregaria W. J. Ferlatte 1966-8-4 304 Siskiyou Dorleska summit Trinity Alps 2133 Comment
  JEPS105031  Minuartia stolonifera Dean W. Taylor 1996-7-7 15820 Siskiyou Scott Mountains; Highway 3 about 3 miles North of Scott Mountain Pass; Klamath National Forest 1402 Comment
  JEPS61325  Mirabilis greenei Geo. D. Butler 1910-5-11 1334 Siskiyou Shasta Valley Comment
  UC796514  Mirabilis greenei Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11864 Siskiyou foot of Gazelle Mt grade Willow Creek Comment
  RSA123579  Mitella breweri G. D. Barbe 1955-7-9 149 Siskiyou S side of Kangaroo Lake, Scott Mtns. 1829 Comment
  JEPS49684  Mitella diversifolia Geo. D. Butler 1908-7-20 224 Siskiyou near Yreka (head of gulch); Long Gulch Comment
  UC165271  Mitella diversifolia Geo. D. Butler 1908-7-20 224 Siskiyou near Yreka (head of gulch); Long Gulch Comment
  HSC61889  Mitella pentandra Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  HSC22291  Mitella pentandra J. O. Sawyer 1969-6-12 888 Siskiyou Sugar Creek 1515 Comment
  HSC450  Mitella trifida William J. Ferlatte 1967-6-29 570 Siskiyou Along Yellow Rose Mine Trail 1829 Comment
  HSC99251  Mitella trifida G. L. Clifton 1979-7-1 6176 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  JEPS1216  Mitella trifida Freed Hoffman 1951-7-11 4034 a Siskiyou Hammond's Stock-raising Camp Marble Mountains, Kelsey Creek (about 8 mi above Scott River, w Siskiyou Co.) 1524 Comment
  HSC97697  Mollugo verticillata Thomas W. Nelson, Shauna Hee 2006-8-4 9462 Siskiyou Scott Mtn. Pass, along ridge between Carmen Lake, Hwy. 3, ridge S of junction of FS Rds. 40N08 and 44N44 1671 Comment
  HSC70605  Monardella glauca J. O. Sawyer, R. J. Cole 1981-7-2 4147 Siskiyou Near Scott Mountain Campground 1585 Comment
  CAS-BOT-BC221815  Monardella odoratissima H. M. Hall; E. B. Babcock 1903-6-1 4057 Siskiyou Mount Shasta. Sisson 1036 Comment
  CHSC69081  Monardella odoratissima Vernon Oswald; Lowell Ahart 1997-7-28 8781 Siskiyou Forest Route 56 (42N56) 3.7 mi east of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave. 1755 Comment
  RSA120862  Monardella odoratissima H. K. Wagnon 1957-8-11 1702 Siskiyou East slope of Mt. Shasta ca. 1 mile west of Military Pass Road, along road to Brewer Creek Comment
  CAS-BOT-BC222027  Monardella odoratissima subsp. glauca Marion Ownbey; Fred G. Meyer 1940-7-5 2182 Siskiyou On East side of Mt. Shasta Comment
  CAS-BOT-BC222032  Monardella odoratissima subsp. glauca A. A. Heller 1915-7-16 12105 Siskiyou North side of Mt. Eddy 1371 Comment
  UC61653  Monardella odoratissima subsp. glauca Geo. B. Grant September 1902 5131 Siskiyou Horse Camp Mount Shasta 2438 Comment
  RSA50198  Monardella odoratissima subsp. glauca E. K. Balls 1949-7-8 13906 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  HSC61888  Monardella odoratissima subsp. odoratissima Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC220367  Monardella odoratissima subsp. pallida Geo. B. Grant 1902-9-1 796 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC222170  Monardella odoratissima subsp. pallida Lewis S. Rose 1937-7-25 37587 Siskiyou S. slope of Mt. Shasta 1767 Comment
  UC2035852  Monardella odoratissima subsp. pallida W. Bridge Cooke 1940-7-5 15248 Siskiyou Along the road between Wagon Camp and Bear Springs (and near those two meadows); Mount Shasta Comment
  SEINET10895198  Monardella odoratissima subsp. pallida A. Graff 1993-7-24 Graff 346 Siskiyou Mt. Shasta National Forest, Mt. Shasta. Memorial Hwy. from the 2nd road to Sand Flats going down the Mt., on both sides of the road. Locally frequent at the edge of mixed conifer forest of Abies magnifica, A. concolor, Pinus ponderosa, Pseudotsuga menziesii, Calocedrus decurrens, with Ceanothus sp., Arctostaphylos uva-ursi and A. sp. Comment
  HSC43026  Monotropa hypopitys J. O. Sawyer, K. T. Stillman 1976-7-2 2798 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  CAS-BOT-BC453477  Monotropa hypopitys Ira L. Wiggins 1955-7-21 3855 Siskiyou In small gulch on Rush Creek Trail, 1.5 mi. above Mt. View Ranch 1036 Comment
  RSA604349  Monotropa hypopitys A. Sanger 1997-8-22 2608 Siskiyou Medicine Lake Highlands, along the road to Alcohol Crater plast the sump pond, south side of the road. 2146 Comment
  HSC73382  Montia chamissoi Doug Renwick, Robert Kirkpatrick 1981-5-30 160 Siskiyou 3 mi. from Hwy. 3 on FS Rd. 40N22 1220 Comment
  CHSC71316  Montia dichotoma Vernon H. Oswald; Lowell Ahart 1998-6-11 9220 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sam Neck Rd. and Hwy.97 ca. 5 mi north of Macdoel. Growing along the brushy edge of a drying vernal pool. 1295 Comment
  HSC64312  Montia diffusa J. P. Smith 1973-5-5 6454 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  CAS-BOT-BC445111  Montia linearis James P. Smith 1974-5-25 7472 Siskiyou Along Road 8, 4.7 miles west of its junction with State Route 3. 1158 Comment
  CAS-BOT-BC445212  Montia parvifolia Doris K. Kildale 1929-7-20 8600 Siskiyou South east spur Preston Peak 1950 Comment
  CAS-BOT-BC540347  Montia parvifolia Dana York 2012-7-20 3123 Siskiyou Siskiyou Mountains: Rogue River, Siskiyou National Forest, ca. 270 m W of Echo Lake (slopes above lake) 1800 Comment
  RSA262474  Montia parvifolia J. M. Tucker 1963-7-4 3696 Siskiyou Vicinity of U.S. Forest Service Public Camp, just east of Finley Camp, road from Etna to Sawyers Bar Comment
  SEINET7296346 Image available Muhlenbergia andina Beecher Crampton 1956-1 3837 Siskiyou Boulder strewn, wet banks of a mountain stream, lower slopes of White Ridge, canyon of the south fork of the Sacramento River. 1372 Comment
  CAS-BOT-BC262672  Muhlenbergia asperifolia Geo. D. Butler 1910-8-21 1848 Siskiyou Shasta Valley Comment
  CAS-BOT-BC267042  Muhlenbergia filiformis Alice Eastwood 1923-5-27 s.n. Siskiyou Shasta Springs to McCloud Comment
  UCD86715  Muhlenbergia filiformis R. Tofsrud 1950-7-1 s.n. Siskiyou E. side of Mt. Shasta. Comment
  SEINET10599825  Muhlenbergia filiformis A. Arthur Heller 1914-8-25 Heller 11704 Siskiyou Plentiful in moist sandy soil near Deetz station 6 miles north of Sisson, completely covering the ground in places on the edges of thickets and burnt-over land. 1158 Comment
  CAS-BOT-BC275182  Muhlenbergia montana John Thomas Howell 1937-7-25 13442 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UCR21088  Muilla transmontana T. W. Fisher, Earl Oatman, R. E. Orth 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  HSC33997  Myosotis micrantha J. P. Smith 1974-5-25 7478 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  SBBG59909  Myriophyllum sibiricum L. Ahart, J. Dittes 2010-7-30 16941 Siskiyou W edge of Shasta River, ca. 30 yards NW of E Louie Rd Bridge, Shasta Big Springs Ranch, 1.6 mi (air) SW of Big Springs Lake, 4.6 mi (air) NW of Dwinnel Dam, 5.7 mi (air) SE of Grenada 716 Comment
  CHSC66541  Nama lobbii Vernon H. Oswald 1996-7-12 8001 Siskiyou Everitt Memorial Hwy.(A10) E of Mt. Shasta city between mileposts 6 and 7. 1798 Comment
  CHSC9485  Nama lobbii J. F. Goodwin 1971-7-3 136 Siskiyou 6.0 mi. south of Mt. Shasta Ski Bowl area. 1737 Comment
  UC1409297  Navarretia capillaris Frederick W. Oettinger 1969-7-9 939 Siskiyou drying meadows nw Upper English Lake (High Lake basins in vicinity of English Peak, Marble Mountain Wilderness Area, Salmon Mountains, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness, Upper English 1950 Comment
  HSC30636  Navarretia divaricata Frederick W. Oettinger 1968-8-8 578 Siskiyou Marble Mtn. Wilderness Area, Tobacco Lake 1890 Comment
  CHSC71492  Navarretia intertexta subsp. intertexta Vernon H. Oswald; Lowell Ahart 1998-7-21 9334 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
  CAS-BOT-BC230561  Nemophila parviflora var. austiniae Geo. D. Butler 1910-4-24 1231 Siskiyou Quartz Valley Comment
  POM73769  Nemophila pedunculata Geo. D. Butler 1910-5-7 1302 Siskiyou Fields near Yreka. Comment
  UC904783  Nicotiana attenuata unknown 1949-8-26 25656 Siskiyou near Bolam Station (along old logging road); Mount Shasta Comment
  SBBG48692  Nitrophila occidentalis R. N. Philbrick 1974-9-2 Siskiyou Shasta River, just E of Grenada Comment
  RSA60666  Noccaea I. L. Wiggins 1950-5-28 12359 Siskiyou Margins of Carmen Lake, ca. 1.5 miles E of Scott Mtn road. 1738 Comment
  CAS-BOT-BC60568  Noccaea fendleri subsp. glauca Alice Eastwood 1912-8-30 2031 Siskiyou Mount Eddy. Comment
  CAS-BOT-BC60573  Noccaea fendleri subsp. glauca A. A. Heller 1915-7-15 12083 Siskiyou Mount Eddy. 2072 Comment
  HSC32254  Noccaea fendleri subsp. glauca J. O. Sawyer 1971-6-29 2394 Siskiyou Elk Hole 1524 Comment
  HSC34294  Noccaea fendleri subsp. glauca J. P. Smith, J. O. Sawyer 1973-8-14 7288 Siskiyou Along trail from Log Lake to Campbell Lake 1585 Comment
  RSA184704  Nothocalais alpestris Gilbert Muth 1966-7-14 389 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mountains. 1829 Comment
  RSA237490  Nothocalais alpestris Frederick W. Oettinger 1968-8-17 563 Siskiyou Crapo Ridge trail crossover at Gap; Salmon Mountains, the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 2012 Comment
  CHSC71284  Nothocalais troximoides Vernon H. Oswald; Lowell Ahart 1998-6-11 9199 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
  HSC19106  Nothochelone nemorosa J. O. Sawyer 1969-8-1 1626 Siskiyou NE facing slope above Duck Lake Creek 1921 Comment
  HSC48295  Nothochelone nemorosa Ken Stillman, J. O. Sawyer 1978-7-6 1034 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  HSC69388  Nothochelone nemorosa Maralyn A. Renner 1980-8-31 2663 Siskiyou Poker Flat at trailhead to Twin Valley 1524 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
  RSA238825  Nothochelone nemorosa Frederick W. Oettinger 1967-7-30 225 Siskiyou Between Abbott's Lake and Charmine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  POM259019  Oenothera elata subsp. hirsutissima W. Bridge Cooke 1940-7-12 15325 Siskiyou Along the Castle Lake Road near Mount Shasta City. 1067 Comment
  CDA7552  Onopordum acanthium William J. Ferlatte, M. Miller 1971-6-19 1362 Siskiyou Seldom Seen Ranch, 0.5 mile in from Big Springs Road, about 2 miles north of entrance to Lake Shastina. 0 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
  SEINET8245378  Oreostemma alpigenum A. A. Heller 1915-8-26 12225 Siskiyou Heather meadow near the head of Wagon creek canyon; Mt. Eddy. 2591 Comment
  CAS-BOT-BC355594  Oreostemma alpigenum var. andersonii A. A. Heller 1915-8-26 12225 Siskiyou Heather Meadow near the head of Wagon Creek Canon [Canyon], Mt. Eddy 2590 Comment
  HSC73298  Orobanche fasciculata M. A. Baker 1980-6-20 2213 Siskiyou Near Bald Mtn. 1036 Comment
  UCD77891  Orobanche uniflora Robert E. Preston 2002-6-20 1849 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge. 1968 Comment
  CAS-BOT-BC458075  Orthilia secunda Annie M. Alexander; Louise Kellogg 1949-7-28 5877 Siskiyou Marble Mountains: Sky High Valley 1767 Comment
  UCR101272  Orthilia secunda L. C. Wheeler 1959-7-25 7594 Siskiyou Marble Mountains, Camp Three, Rogers Creek 329 Comment
  CAS-BOT-BC458077  Orthilia secunda Wm. Bridge Cooke 1938-8-5 11457 Siskiyou Mount Shasta: Sisson Southern Trail 1828 Comment
  CAS-BOT-BC266618  Orthocarpus cuspidatus Geo. D. Butler 1909-6-22 930 Siskiyou Goosenest foothills Comment
  CAS-BOT-BC266624  Orthocarpus cuspidatus R. C. Wenk 2005-7-19 345 Siskiyou Border between Siskiyou and Trinity Counties, National Forest Road 17, parking lot where Pacific Crest Trail crosses road at top of pass 2090 Comment
  SFV3406  Orthocarpus cuspidatus subsp. copelandii J. M. Tucker, L. K. Mann 1963-8-17 3741 Siskiyou Marble Mountain Wilderness Area. Beside trail from Red Rock Valley to top of ridge to south, and near top of ridge. 1860 Comment
  UC164259  Orthocarpus cuspidatus subsp. cuspidatus Geo. D. Butler 1909-6-22 930 Siskiyou foothills Goosenest Mountain; foothills of Goosenest Mountain Comment
  RSA408802  Orthocarpus hispidus M. B. Dunkle 4965 Siskiyou Siskiyou National Forest. Comment
  POM208280  Osmorhiza berteroi L. C. Wheeler 1934-7-6 2885 Siskiyou Siskiyou Mountains, Hungry Creek 1098 Comment
  RSA105408  Osmorhiza berteroi G. D. Barbe 1955-6-30 58 Siskiyou 0.7 mile northwest of Forest Camp, Etna 945 Comment
  HSC73996  Osmorhiza purpurea Gail Newton 1980-6-20 510 Siskiyou Near Bald Mtn. 1097 Comment
  CAS-BOT-BC413221  Oxyria digyna John Thomas Howell 1939-8-10 15253 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  HSC61135  Oxyria digyna Al Hobart Jul 1967 Siskiyou El Capitan Comment
  CAS-BOT-BC316754  Packera cana William Bridge Cooke 1939-8-10 13874 Siskiyou Scattered in a small colony along the west bank of Mud Creek Canyon. Upper Hudsonian Zone. 2895 Comment
  HSC90557  Packera cana Jennifer Whipple 1976-7-7 1331 Siskiyou N slopes of Mt. Eddy. 2439 Comment
  JEPS82265  Packera cana Roger Raiche 1983-8-13 30594 Siskiyou near summit Mt. Eddy 2743 Comment
  UC579117  Packera cana J. William Thompson 1936-7-8 13150 Siskiyou Lava Beds National Monument Comment
  HSC24638  Packera cana J. W. Thompson 1936-7-8 13150 Siskiyou Lava Beds National Monument, lava slopes Comment
  CAS-BOT-BC28833  Paeonia brownii A. A. Heller 1905-6-8 7994 Siskiyou Yreka Comment
  UC585067  Paeonia brownii E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1883 Siskiyou n slope of mt. about 2 mi s Sheep Rock (on hwy from Bray to Weed); Mt. Shasta 1235 Comment
  CAS-BOT-BC94880  Parnassia californica R. C. Wenk 2006-9-3 564 Siskiyou Coffee Creek Road, Big Flat Meadow, S end of meadow above S Fork of Salmon River 1508 Comment
  CHSC78533  Parnassia palustris Vernon H. Oswald 2000-8-28 9956 Siskiyou Rock Fence Lake Road (40N18) near the junction with Kangaroo Lake Road. 1659 Comment
  RSA795333  Pastinaca sativa L. Ahart, John Dittes 2010-7-30 16937 Siskiyou West of the pipe crossing the Shasta River, about 10 yards south of the Shasta River, about 300 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 air miles southwest of Big Springs Lake., 4.6 air miles northwest of Dwinnel Dam, 5.7 air miles southeast of Grenada. 717 Comment
  RSA237257  Paxistima myrsinites Frederick W. Oettinger 1969-8-7 1281 Siskiyou Margin of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  UC1185941  Paxistima myrsinites L. E. Detling 1950-6-9 6598 Siskiyou Black Butte Summit (Hwy. 99) 1188 Comment
  UC169888  Paxistima myrsinites Harley P. Chandler June, 1901 1632 Siskiyou ridges & meadows near Marble Mt. (Klamath River to Marble Mt.); North Coast Ranges 2133 Comment
  HSC4828  Pedicularis attollens J. O. Sawyer 1968-7-23 588 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  HSC19150  Pedicularis contorta J. O. Sawyer 1969-8-3 1776 Siskiyou Near Little Duck Lake 2073 Comment
  HSC294  Pedicularis contorta William J. Ferlatte 1965-8-17 397 Siskiyou Caribou Basin 1982 Comment
  RSA211121  Pedicularis contorta William J. Ferlatte 1966-8-17 397 Siskiyou Caribou Basin; Trinity Alps. 1982 Comment
  HSC104276  Pedicularis racemosa Samantha E. Andres 2016-7-3 12 Siskiyou Marble Mountains; meadow above Little Elk Lake 1829 Comment
  CHSC118024  Pedicularis racemosa var. racemosa K. M Meyer; A. Townesmith 2007-7-31 181 Siskiyou Shasta Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy. 97. Coniferous forest, steep rocky slope, small waterfall. 1607 Comment
  CAS-BOT-BC67679  Pellaea brachyptera Marion Ownbey; D. H. Brown 1941-6-22 2424 Siskiyou Ridge, west of Craggy Mountain, northwest of Yreka. Comment
  CAS-BOT-BC67725  Pellaea brachyptera Louis C. Wheeler 1934-8-30 3227 Siskiyou Siskiyou Mts. - Trapper Creek, Mt. Diablo Mer. 1371 Comment
  POM208290  Pellaea brachyptera L. C. Wheeler 1934-6-21 2744 Siskiyou Siskiyou Mountains:West Fork Cottonwood Creek. 1238 Comment
  CHSC96033  Penstemon anguineus L. P. Janeway 2006-7-3 8760 Siskiyou Klamath Ranges. Salmon Mountains; along Music Creek Trailhead Road about 0.8 km west of the trailhead, about 0.2 km west of Statue Creek. 1786 Comment
  SBBG83416  Penstemon anguineus R. Gankin, H. Brewer 1965-8-10 604 Siskiyou summit of Indian Crk Rd, 3.5 mi S of state border Comment
  UC595101  Penstemon anguineus David D. Keck 1938-8-6 4817 Siskiyou on road from Waldo to Happy Camp 4 mi s Oregon Line (summit of Siskiyou Mts., Poker Flat, at Del Norte Co. Line); summit of Siskiyou Mts., Poker Flat 1554 Comment
  RSA50222  Penstemon anguineus E. K. Balls 1949-7-9 13929 Siskiyou 7.6 miles from Etna on road to Sawyer's Bar. 915 Comment
  CAS-BOT-BC265370  Penstemon davidsonii var. davidsonii Elmer I. Applegate 1923-8-18 3853 Siskiyou W base of Redshale Mountain, Medicine Lake region 2133 Comment
  CAS-BOT-BC265373  Penstemon davidsonii var. davidsonii W. R. Dudley 1899-8-24 s.n. Siskiyou Top of Craggy Peak Comment
  NY591453  Penstemon davidsonii var. davidsonii L. C. Wheeler 1934-8-5 3044 Siskiyou Siskiyou Mountains, Condrey Mountain. 2164.1 Comment
  HSC72491  Penstemon deustus J. P. Smith, Steve Selva 1970-6-16 4073 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  CHSC91350  Penstemon deustus var. suffrutescens Lowell Ahart; John Dittes 2005-6-9 12037 Siskiyou Rocky hill, about 20 yards north of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  JEPS107481  Penstemon deustus var. suffrutescens Lowell Ahart, John Dittes 2005-6-9 12037 Siskiyou Rocky hill, about 20 yards north of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  NY609829  Penstemon deustus var. suffrutescens F. W. Pennell 1940-7-17 26169 Siskiyou Salmon Mountains, west of Etna 1828.8 Comment
  UC164253  Penstemon deustus var. suffrutescens Geo. D. Butler 1910-5-25 1404 Siskiyou dry land near Yreka; Dry land near Yreka Comment
  NY609828  Penstemon deustus var. suffrutescens F. W. Pennell 1940-7-17 26168 Siskiyou West of Etna 1280.2 Comment
  CHSC30326  Penstemon gracilentus M. S. Taylor 1980-8-19 3269 A Siskiyou On se side of 42N50, on Hemlock Ridge, ca. 7.5 mi s of Tennant. 1828 Comment
  NY600712  Penstemon gracilentus F. W. Pennell 1940-7-19 26194 Siskiyou Mount Shasta 1981.2 Comment
  UC61051  Penstemon gracilentus W. A. Setchell, C. C. Dobie 1902-7-16 Siskiyou Sisson , Sisson (Mount Shasta) Comment
  RSA21195  Penstemon gracilentus Carl B. Wolf 1937-8-8 9083 Siskiyou SW side of Mt Shasta, along John S. Everett Memorial Hwy. 2134 Comment
  JEPS116584  Penstemon laetus Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -016 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N15 Weed (unburned area witin Hotlum Fire perimeter burned Feb 2006; 4 mi NE of town of); Mt. Shasta 1219 Comment
  HSC60145  Penstemon laetus subsp. sagittatus D. L. Goforth 1979-7-7 229 Siskiyou Klamath National Forest, Condrey Mtn. 1768 Comment
  JEPS128  Penstemon laetus var. sagittatus Ruby Van Deventer 1938-7-31 196 Siskiyou trail to Twin Valley from Poker Flat; trail to Twin Valley from Poker Flat 1249 Comment
  SD113664  Penstemon laetus var. sagittatus Darley F. Howe 1977-7-5 5000 Siskiyou 15 miles southeast of Granada 1219 Comment
  SD98974  Penstemon laetus var. sagittatus Darley F. Howe 1977-7-5 5000 Siskiyou 15 mi. SE of Granada 1219 Comment
  SJSU6061  Penstemon laetus var. sagittatus R. W. Trivelpiece 1971-6-28 40 Siskiyou N of Alder Cr divide between whaleback & Haight Mt c. 15 mi N of Mt Shasta 1524 Comment
  HSC21040  Penstemon newberryi R. Spellenberg 1965-6-20 1172 Siskiyou Edge of cinder cone, Black Butte Pass, 5 mi. S of Weed Comment
  HSC700  Penstemon newberryi subsp. berryi William J. Ferlatte 1967-8-23 1100 Siskiyou Head of Kidd Creek 2134 Comment
  NY627426  Penstemon newberryi var. berryi J. T. Howell 1937-7-26 13516 Siskiyou Caribou Basin, Salmon-Trinity Alps 1981.2 Comment
  NY627427  Penstemon newberryi var. berryi H. P. Chandler 06 1901 1599 Siskiyou Near Marble Mountain 2133.6 Comment
  UC886831  Penstemon newberryi var. berryi John Thomas Howell 1937-7-26 13516 Siskiyou Caribou Basin Salmon-Trinity Alps 1981 Comment
  CHSC65848  Penstemon newberryi var. newberryi Maria Ulloa-Cruz 1994-8-3 47 Siskiyou Mount Shasta Ranger District. On slope above Panther Creek tributary. 2000 Comment
  HSC81671  Penstemon parvulus Thomas W. Nelson, Jane P. Nelson 1980-7-17 6074 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  JEPS11201  Penstemon parvulus Geo. D. Butler 1908-8-3 433 Siskiyou Log Lake Shackelford Creek, Log Lake 1524 Comment
  RSA50199  Penstemon parvulus E. K. Balls 1949-7-8 13905 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mtn. 1738 Comment
  UC163815  Penstemon roezlii Geo. D. Butler 1901-6-23 1601 Siskiyou Yreka Creek Comment
  NY650146  Penstemon roezlii E. L. Greene 1876-6-5 s.n. Siskiyou Comment
  UC1542736  Penstemon roezlii Barbara Ertter with Thomas J. Delendick 1987-5-17 6974 Siskiyou 1.7 mi n S Fk Scott River bridge (w side Rt 3 n of Callahan); n of S Fk Scott River bridge 914 Comment
  CHSC118594  Penstemon speciosus Richard R. Halse 2016-5-29 9721 Siskiyou Along Hilt Road by its junction with Interstate Hwy. 5, east of Hilt. 939 Comment
  UCD77908  Penstemon speciosus Robert E. Preston 2002-7-12 1909 Siskiyou Klamath National Forest, S slope of Rainbow Mountain 1789 Comment
  RSA176492  Penstemon speciosus A. A. Heller 1928-6-9 14605 Siskiyou Near Yreka. Comment
  NY661066  Penstemon speciosus subsp. speciosus D. D. Keck 1940-6-13 5169 Siskiyou North side of town on Route 97 Comment
  CHSC86659  Perideridia Jenny Marr 1993-7-1 42 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  NY406112  Perideridia leptocarpa L. Constance 1966-6-15 3768 Siskiyou West-facing slope above Trinity River, 5 miles northwest of Cecilville 762.0 Comment
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  SEINET13944995 Image available Perideridia parishii W. J. Ferlatte 1966-1 371 Siskiyou Trinity Alps of northern California; Big Flat Hillside seep forming boggy meadow, between campground and S. Fork of the Salmon R., 5000 ft. T37N R9W SEC 18 1524 Comment
  CAS-BOT-BC419264  Persicaria maculosa Elmer I. Applegate 1923-9-6 3977 Siskiyou Klamath River, mouth of Doggett Creek Comment
  UC910006  Phacelia corymbosa A. A. Heller 1916-7-22 12486 Siskiyou e side Mt. Eddy Comment
  HSC67656  Phacelia dalesiana J. P. Smith, J. O. Sawyer 1972-5-27 5351 Siskiyou Hwy. 3 near the Scott Mtn. Campground on divide between Scott and Trinity Rivers 1601 Comment
  JEPS2076  Phacelia heterophylla subsp. virgata W. L. Jepson July, 1894 21058 Siskiyou Sisson Comment
  UC933387  Phacelia heterophylla subsp. virgata Annie M. Alexander and Louise Kellogg 1948-9-7 5591 Siskiyou at fork of road from Cecilville to first Lookout Siskiyou Mountains, Black Bear Summit 1524 Comment
  UC1055964  Phacelia heterophylla subsp. virgata Edw. L. Greene June 1876 Siskiyou Comment
  RSA238766  Phacelia mutabilis Frederick W. Oettinger 1967-8-13 258 Siskiyou Just below Tom Taylor Cabin Spring. The Salmon Mountains; the High Lakes Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  UC923142  Phacelia mutabilis Freed W. Hoffman 1950-7-13 3336 Siskiyou Clear Creek trail from Baldy Lookout North Coast Ranges (w Siskiyou Co.) 1524 Comment
  SEINET12280311  Phacelia pringlei Unknown 1953-1 105 Siskiyou Cabin Meadow, 1 mi N of Cory Peak, Klamath National Forest 1844 Comment
  UCSB14940  Phacelia procera Breedlove, Dennis 1961-7-5 Siskiyou 14.0 miles southeast of Obrien on road to Happy Camp, Siskiyou Mountains 1463 Comment
  UC107552  Phacelia rattanii M. K. Curran July 1884 Siskiyou Hornbrook Comment
  CAS-BOT-BC77426  Philadelphus lewisii Louis C. Wheeler 1934-7-16 2910 Siskiyou Klamath National Forest, Oak Knoll R.S. 670 Comment
  UC11453  Philadelphus lewisii M. A. Howe Jul 24 1894-Aug 10 1894 Siskiyou river bank near Sims; Region of the Upper Sacramento Comment
  UCD161718  Philadelphus lewisii J. P. Smith; Steve Selva 1970-6-14 3890 Siskiyou Siskiyou County. 1 mile east of Steinacher Creek Road, on road to Forks of Salmon. Comment
  CAS-BOT-BC250790  Phleum alpinum W. R. Dudley 1901-8-18 s.n. Siskiyou Jackson's Lake Comment
  CAS-BOT-BC250793  Phleum alpinum H. E. Brown 1897-6-11 445 Siskiyou North side of Mt. Shasta 2743 Comment
  CHSC96001  Phlox diffusa L. P. Janeway 2006-7-4 8794 Siskiyou Klamath Ranges. Scott Mountains; opening on spur ridge 1.9 km west-southwest of Scott Mountain Summit. 1838 Comment
  HSC44930  Phlox diffusa J. O. Sawyer 1978-6-21 3278 Siskiyou Marble Mtn. Wilderness Area, along trail N of Clear Lake 1951 Comment
  JEPS74453  Phlox diffusa W. J. Ferlatte 1966-6-23 128 Siskiyou Yellow Rose Mine Trinity Alps 1981 Comment
  RSA83077  Phlox diffusa subsp. diffusa Verne Grant, Alva Grant 1947-6-5 7977 Siskiyou Modoc Lava Beds Comment
  CDA40279  Phlox speciosa subsp. nitida R. P. Allen 1952-5-15 s.n. Siskiyou Dunsmuir. 0 Comment
  POM202876  Phlox speciosa subsp. occidentalis J. T. Howell, Alice Eastwood 1934-4-20 1756 Siskiyou Near Yreka on Fort Jones Road Comment
  RSA469942  Phlox speciosa subsp. occidentalis Christopher Davidson 1975-6-5 2652 Siskiyou 9.1 miles W of Gazelle on road to Callahan. Klamath National Forest. 1120 Comment
  CAS-BOT-BC135025  Phoradendron bolleanum Alice Eastwood 1922-10-23 11559 Siskiyou Yreka Comment
  CAS-BOT-BC135027  Phoradendron bolleanum Louis C. Wheeler 1934-6-26 2789 Siskiyou Hornbrook 731 Comment
  CAS-BOT-BC135341  Phoradendron juniperinum Wm. Bridge Cooke 1939-7-21 13699 Siskiyou Mount Shasta, on the SW side of the Mountain. Howard 1219 Comment
  CAS-BOT-BC56505  Phyllodoce empetriformis Alice Eastwood 1912-7-19 1235 Siskiyou Mount Shasta Comment
  JEPS26589  Phyllodoce empetriformis Peter Kamb 1949-8-25 1483 Siskiyou s slope of Mount Shasta above Horse Camp; Mount Shasta 2468 Comment
  JEPS82486  Phyllodoce empetriformis Gilbert Muth 1965-8-8 194 Siskiyou Black Mountain, Marble Mountain Wilderness Area Black Mountain; , Marble Mountain Wilderness Area 2011 Comment
  RSA142618  Phyllodoce empetriformis P. A. Munz 1960-8-22 14187 Siskiyou Panther Meadows, Mount Shasta 2530 Comment
  RSA215631  Phyllodoce empetriformis Gilbert Muth 1969-8-10 1324 Siskiyou Ridge west of Boulder Peak. 2287 Comment
  SFV1495  Physaria occidentalis subsp. occidentalis D. Parker 1952-4-27 213 Siskiyou East Fork of the Scott River. 1220 Comment
  RSA68932  Physocarpus capitatus A. E. Culbertson 1943-7-16 26 Siskiyou Castle Lake, 5434', in a north facing cirque with an abrupt 1000' backwall; 14 miles s.w. of Mt. Shasta on n. side of a 6000' eastern spur of Trinity Wts. ; 2000' above Sacramento R. within 10 air miles of its headwaters to the west. Comment
  UC144392  Physocarpus capitatus A. A. Heller 1905-6-17 8057 Siskiyou near Sisson Comment
  CAS-BOT-BC73429  Picea breweriana T. H. Harris 1951-5-30 s.n. Siskiyou Tanner Butte Road, near Happy Camp. 1828 Comment
  CAS-BOT-BC73430  Picea breweriana J. G. Lemmon 1889-10-18 s.n. Siskiyou Siskiyou Mts., near Waldo. Comment
  JEPS46721  Picea breweriana Rimo Bacigalupi with Reino and Aloha Alava 1958-9-3 6882 Siskiyou junction of Poker Flat forest road with Takilma-Happy Camp trans-Siskiyou Mts. road 1376 Comment
  RSA100495  Picea breweriana J. T. Howell 1937-7-24 13413 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  RSA237209  Picea breweriana Frederick W. Oettinger 1968-8-13 506 Siskiyou Cliffs above Hellhole, near Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC1200606  Picea breweriana Peter Kamb 1949-8-24 1477 Siskiyou n Happy Camp (s ridge of mt.); Little Grayback Mt. Comment
  UC1223745  Picea breweriana G. L. Stebbins Jr. 1963-7-5 Siskiyou ca 7 mi (airline) e Sawyer's Bar (creek is a tributary of Salmon River); Salmon Mountains, Blake's Fork of South Russian Creek 1615 Comment
  UC1318222  Picea breweriana Alan Bell 1963-8-17 Siskiyou on slope sw Log Lake (10 deg e from summit of Bear Ridge on its ne side); Klamath National Forest, Scott Mountains 1965 Comment
  UC665706  Picea breweriana L. E. Berriman January, 1941 Siskiyou w Callahan (n slopes of peak); North Coast Ranges, Russian Peak 1828 Comment
  UC665707  Picea breweriana L. E. Berriman 1940-9-17 Siskiyou nw Callahan; Sugar Creek (Scott River tributary) 1432 Comment
  NY30480  Picea breweriana A. Bell 1963-8-17 s.n. Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA0059701  Picea breweriana J. T. Howell 1937-7-24 13413 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  SEINET3871154  Picea engelmannii L. E. Berriman 1940-8-30 s.n. Siskiyou Sugar Creek, a tributary of the Scott River. Mount Diablo Meridian.; 0 1433 Comment
  RSA31098  Picea engelmannii L. E. Berriman 1940-8-30 s.n. Siskiyou Sugar Creek, a tributary of the Scott River; Mount Diablo Meridian 1433 Comment
  UC1076376  Picea engelmannii B. C. Goldsmith 1930-9-3 Siskiyou tributary to Scott Valley; French Creek Comment
  HSC58929  Pinguicula macroceras Marvin Butler 1971-8-8 68 Siskiyou Near Bell Echo Camp, close to the town of Cave Jct. 1433 Comment
  CAS-BOT-BC73391  Pinus albicaulis Gilbert Muth 1966-8-6 177 Siskiyou Marble Mts. - ridges of the Marble rim. 2133 Comment
  UC400301  Pinus attenuata Mrs. K. J. Stirring 1904-1 Siskiyou Etna Mills Comment
  UCR163509  Pinus attenuata David A. Charlet, T. Charlet 1996-12-15 2350 Siskiyou Mt. Shasta: lower south slopes along Hwy 89, from a few mi east of McCloud to a few mi west of Bartle Comment
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Apr 26 2008
  NY34637  Pinus attenuata A. A. Heller 1921-7-23 13587 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1452402  Pinus balfouriana Ronald J. Mastrogiuseppe 1967-6-30 Siskiyou Mount Eddy; slope 2270 Comment
  HSC31498  Pinus contorta var. murrayana Steve Selva, Roger Jensen 1974-8-16 20 Siskiyou N shore of Sugar Lake. Comment
  HSC69038  Pinus jeffreyi Maralyn A. Renner 1980-8-7 2367 Siskiyou Ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  CAS-BOT-BC78780  Pinus lambertiana J. H. Thomas 1954-5-13 4135 Siskiyou Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville; Vicinity of Blind Horse Creek 1066 Comment
  UC813268  Pinus lambertiana A. A. Heller 1915-8-26 12253 Siskiyou at the foot Mt. Eddy (Metcalf's Ranch) 1188 Comment
  CAS-BOT-BC78953  Pinus monticola Gilbert Muth 1966-8-6 193 Siskiyou Marble Valley, Marble Mts. 2072 Comment
  HSC69710  Pinus monticola Maralyn A. Renner 1980-7-15 1774 Siskiyou English Lake inlet 1780 Comment
  RSA184683  Pinus monticola Gilbert Muth 1966-8-6 193 Siskiyou Upper meadows and marble outcrops of Marble Valley, Marble Mountains. 1768 Comment
  UCSB24549  Piperia transversa Keefe, Joseph 1967-7-11 Siskiyou Fort Goff Camp Ground; east of Seiad Valley 396 Comment
  JEPS64472  Piperia unalascensis E. L. Greene 1876-1 Siskiyou near Yreka Comment
  JEPS96842  Piperia unalascensis Dean W. Taylor 1988-7-8 9933 Siskiyou Gumboot Lake, headwaters South Fork Sacramento River 1950 Comment
  UCD120771  Plagiobothrys bracteatus K. L. Chambers; C. G. Carlbom 1962-4-21 2109 Siskiyou Hwy. 99, 5.6 mi. s. of the center of Yreka. Comment
  HSC91318  Plagiobothrys hispidulus Jennifer Whipple 1976-7-23 1528 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  POM215851  Plagiobothrys scouleri var. hispidulus L. C. Wheeler 1934-7-3 2869 Siskiyou Soda Creek, Sterling Mt., Siskiyou Mts 1677 Comment
  JEPS68125  Plagiobothrys tenellus George D. Butler 1909-4-18 633 Siskiyou near Yreka Comment
  JEPS117461  Plantago eriopoda Lowell Ahart, John Dittes 2010-7-30 16967 Siskiyou About 10 yards south of the Shasta River, about 40 yards west of the pipe crossing the Shasta River, about 300 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 716 Comment
  CHSC91394  Plantago lanceolata Lowell Ahart; John Dittes 2005-6-9 12050 Siskiyou Open pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  RSA237615  Plantago lanceolata Frederick W. Oettinger 1967-8-3 239 Siskiyou Along Hancock Lake trail near the eastern most campsite along NW side of the Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  HSC21997  Platanthera dilatata var. leucostachys J. O. Sawyer 1969-8-5 1763 Siskiyou W of Little Duck Lake 2073 Comment
  SEINET10905339  Platanthera dilatata var. leucostachys Mary Susan Taylor 1980-1 Siskiyou Comment
  UC1299357  Platanthera hyperborea Freed W. Hoffman 1950-7-13 3651 Siskiyou Baldy Mountain 1 mi from Lookout on road to Indian Creek (western Siskiyou County); Baldy Mountain Comment
  UC14944  Platanthera leucostachys Harley P. Chandler 1901-6-1 1726 Siskiyou near Marble Mountain (North Coast Ranges); North Coast Ranges 1828 Comment
  UC164417  Platanthera leucostachys Geo. D. Butler 1908-8-4 3 Siskiyou Cold Spring , Cold Spring (Wooley Creek) Comment
  HSC32018  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-2 353 Siskiyou Along road to Middle Fork Sacramento River and Toad Lake. West of Mt. Shasta City Comment
  HSC32019  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-2 348 Siskiyou Trailhead to Morgan Meadows, E slope of Mt. Eddy, W of Shasta City Comment
  HSC35286  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-2 354 Siskiyou Along road to Middle Fork Sacramento River and Toad Lake. West of Mt. Shasta City Comment
  HSC68348  Plectritis ciliosa J. P. Smith 1973-5-5 6400 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  CAS-BOT-BC261048  Poa Melissa A. Berry 1957-7-4 s.n. Siskiyou High CCC Road, south of Hwy 96, between Ridge and Humbug Roads 1371 Comment
  RSA123776  Poa G. Douglas Barbe 1955-8-5 362 Siskiyou Salmon Mtns., At summit of trail from Big Flat to Caribou Lake, a point NW of Caribou Mt. 2409 Comment
  RSA484227  Poa M. B. Dunkle 1945-1 9325 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  CAS-BOT-BC254780  Poa bolanderi Karl Ney 1945-8-5 48 Siskiyou Paradise Lake, Klamath forest 1950 Comment
  CAS-BOT-BC254783  Poa bolanderi A. A. Heller 1914-8-28 11736 Siskiyou On the E side of Mount Eddy 2438 Comment
  CAS-BOT-BC254991  Poa bulbosa J. H. Thomas 1954-5-14 4168 Siskiyou Salmon Mountains, Klamath National Forest. Near S Fork of Salmon River, 5-9 miles SE of Cecilville, along N side of river 1219 Comment
  UC450465  Poa bulbosa Morris Halperin 1930-5-17 304 Siskiyou Geo. Gray's Ranch Yreka Comment
  SEINET234712 Image available Poa fibrata Louis C. Wheeler 1935-6-30 3629 Siskiyou 3 miles south of Grenada Shasta Valley 790 Comment
  CAS-BOT-BC246829  Poa leptocoma John Thomas Howell 1939-8-10 15263 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  SEINET10605106  Poa pratensis H. E. Brown 1897-6-1 Brown 374 Siskiyou Near Sisson 1084 Comment
  UC149785  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock June, 1903 4064 Siskiyou Sisson; Sierra Nevada Mts, Mt Shasta 1066 Comment
  CAS-BOT-BC237710  Poa secunda Elmer I. Applegate 1935-6-2 9267 Siskiyou Indian Well, Lava Beds National Monument Comment
  CAS-BOT-BC237713  Poa secunda David D. Keck 1949-7-20 6368 Siskiyou At Scott Mountain Summit, at Trinity County line 1633 Comment
  POM353038  Poa secunda E. Yale Dawson 1948-7-16 5096 Siskiyou Grass Lake; Margins of Grass Lake, a drying, vernal lake north of Mount Shasta 1524 Comment
  SBBG52182  Poa secunda C. Davidson 1975-6-5 2657 Siskiyou just above gate on special service rd branching S off rd from Gazelle to Callahan, 9.3 mi W of Gazelle; Klamath Nat Forest 1470 Comment
  UCD92392  Poa secunda subsp. juncifolia Mr. Roseman 1913-1 33 Siskiyou Butte Valley. Comment
  HSC30659  Poa secunda subsp. secunda Frederick W. Oettinger 1968-9-1 642 Siskiyou Salmon Mountains, at the base of Abbotts Lake. 1799 Comment
  HSC89533  Poa secunda subsp. secunda K. Berg, Stephanie Bennett 1986-8-25 650 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake 1982 Comment
  JEPS84090  Poa secunda subsp. secunda L. R. Heckard with S. D'Alcamo, and J. Hickman 1986-7-16 6388 Siskiyou ca 7 mi nne Seiad Valley (w of Cook and Green Pass, ca 1.5 mi e of Red Butte summit) 1900 Comment
  UC1055818  Poa secunda subsp. secunda Frank W. Gould 1940-5-15 1234 Siskiyou Lower Bull Meadow Goosenest Mt Comment
  UCD91627  Poa secunda subsp. secunda A. A. Heller 1920-6-28 13402 Siskiyou Beyond Wagon Creek falls, east side of Mt. Eddy. 1524 Comment
  CAS-BOT-BC244325  Podagrostis humilis W. B. C. 1938-9-17 11695 Siskiyou Mount Shasta. Water Supply Spring, Horse Camp, Hudsonian Comment
  HSC44955  Polemonium californicum J. O. Sawyer 1978-6-16 3218 Siskiyou Marble Mtn. Wilderness along trail to Elk Valley 1921 Comment
  CAS-BOT-BC263240  Polemonium carneum R. Stubbs 2010-6-25 010 Siskiyou 1.08 mile SE of Deadwood historical marker. West of Yreka 1331 Comment
  JEPS111026  Polemonium chartaceum Sue Pappalardo 1997-8-9 973 Siskiyou Mt. Shasta Ranger District; Mt. Eddy summit. Growing approx. 5 meters north of old ruins of lookout buildings at summit. Slope<10% 2740 Comment
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Jul 22 2018
  CDA40273  Polemonium micranthum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-28 2579 Siskiyou Grenada, around abandoned railroad station building and tracks. Comment
  HSC45816  Polemonium pulcherrimum J. P. Smith, J. O. Sawyer 1972-6-30 5642 Siskiyou Ridge W of Little Duck Lake. 2378 Comment
  UCD77930  Polemonium pulcherrimum Robert E. Preston 2002-6-20 1856 Siskiyou Klamath National Forest, Rainbow Mountain. 2177 Comment
  POM365429  Polemonium pulcherrimum J. P. Smith, J. O. Sawyer 1972-6-30 5643 Siskiyou Ridge west of Little Duck Lake 2378 Comment
  RSA215628  Polemonium pulcherrimum Gilbert Muth 1969-8-7 1273 Siskiyou Boulder Peak Ridge. 2470 Comment
  CAS-BOT-BC170339  Polygala cornuta var. cornuta Doris K. Kildale 1930-6-1 9698 Siskiyou Salmon River between Somes Bar and Forks of Salmon Comment
  UC1045258  Polygonum aviculare subsp. aviculare W. Bridge Cooke 1940-8-2 15403 Siskiyou Bear Springs Meadow Mount Shasta (along road) Comment
  HSC17464  Polygonum aviculare var. angustissimum Geo. D. Butler 1908-8-28 190 Siskiyou Mining dump of L. Eastlick near Oro Fino Comment
  JEPS93926  Polygonum bistortoides Vernon H. Oswald and Lowell Ahart 1998-8-3 9436 Siskiyou w of Kangaroo Lake (near the Pacific Crest Trail in the Scott Mountains); Scott Mountains 1981 Comment
  UC850076  Polygonum convolvulus L. E. Smith July 1915 Siskiyou Sisson Comment
  UC1735923  Polygonum douglasii Dean W. Taylor 1987-8-6 9242 Siskiyou Porcupine Lake; ; Porcupine Lake (a small vernal depression in an indurate lava flow) 1304 Comment
  CAS-BOT-BC414585  Polygonum douglasii Wm. Bridge Cooke 1938-7-29 11422 Siskiyou Mount Shasta. Wagon Camp. Along Wagon Camp Creek Comment
  HSC32755  Polygonum douglasii Frederick W. Oettinger 1968-9-2 676 Siskiyou Marble Mtn. Wilderness Area, Horse Range Lake 1860 Comment
  UC1191243  Polygonum douglasii subsp. douglasii Herbert L. Mason 1948-7-17 13598 Siskiyou Eastern Grass Lake Comment
  UC1409206  Polygonum douglasii subsp. douglasii Frederick W. Oettinger 1969-8-14 1378 Siskiyou English Lake Salmon Mountains, Marble Mountain Wilderness Area (campsite, w Siskiyou Co.) 1828 Comment
  RSA466401  Polygonum kelloggii Louis C. Wheeler 1934-7-3 2873 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. 1677 Comment
  CAS-BOT-BC418591  Polygonum minimum Doris K. Kildale 1930-8-24 9051 a Siskiyou Rattlesnake Meadow, trail to Preston Peak 1676 Comment
  POM211806  Polygonum persicaria Louis C. Wheeler 1934-9-20 3286 Siskiyou Lumgrey Creek, Siskiyou Mts. Mt. Diablo Mer. 671 Comment
  UCR37850  Polygonum phytolaccifolium K. T. Stillman 1976-6-25 79 Siskiyou Marble Mountain Wilderness Area. On north side of Elk Valley 1799 Comment
  RSA237758  Polygonum phytolaccifolium Frederick W. Oettinger 1969-8-7 1274 Siskiyou SE end of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1829 Comment
  RSA312534  Polygonum polygaloides subsp. confertiflorum H. L. Mason 1948-7-17 13595 Siskiyou Eastern Grass Lake. Comment
  CAS-BOT-BC420071  Polygonum polygaloides subsp. kelloggii Louis C. Wheeler 1934-7-3 2873 Siskiyou Soda Creek, Sterling Mt., Siskiyou Mts. 1676 Comment
  CAS-BOT-BC421078  Polygonum spergulariiforme Alice Eastwood 1912-8-30 1992 Siskiyou Mount Eddy Comment
  CAS-BOT-BC421076  Polygonum spergulariiforme Louis C. Wheeler 1934-9-26 3303 Siskiyou Klamath National Forest. Lumgrey Creek 1005 Comment
  HSC41042  Polypodium hesperium J. O. Sawyer 1970-3-4 2061 Siskiyou N of Idlewild Campground 762 Comment
  POM215873  Polystichum imbricans L. C. Wheeler 1935-4-16 3421 Siskiyou Soap Creek, Siskiyou Mountains. (Mt Diablo Mer.) 1585 Comment
  RSA693319  Polystichum imbricans Edwin Kline 1920-06 s.n. Siskiyou Siskiyou Mtns. Comment
  CAS-BOT-BC76727  Polystichum imbricans subsp. imbricans Doris K. Kildale 1929-7-20 8726 Siskiyou Raspberry Lake, upper Indian Creek 1828 Comment
  CAS-BOT-BC76775  Polystichum imbricans subsp. imbricans A. A. Heller 1905-6-17 8061 Siskiyou Near Sisson Comment
  UC371163  Polystichum imbricans subsp. imbricans G. D. Butler 1908-7-20 246 Siskiyou w side Humbug Mt 822 Comment
  CAS-BOT-BC94536  Polystichum lemmonii R. C. Wenk 2006-7-23 527 Siskiyou Trinity Alps, Coffee Creek Road, Big Flat Meadow. Allong Yellow Rose Mine trail to Dorleska Mine. Growing on barren 2118 Comment
  CHSC63313  Polystichum lemmonii Vernon H. Oswald; Lowell Ahart 1994-7-11 6404 Siskiyou Gumboot Lake Rd. (40N37) just S of Forest Rd, 26 ( to Mt. Shasta), W of Dunsmuir. 1777 Comment
  SBBG16155  Polystichum lemmonii E. Bacciu 1961-6-1 Siskiyou Mt Eddy Crk, near Weed 1524 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
  CAS-BOT-BC72407  Polystichum lonchitis Louis C. Wheeler 1934-8-6 3058 Siskiyou Klamath National Forest, Rock Gulch 1828 Comment
  JEPS50871  Polystichum lonchitis Al Hobart 1967-8-8 Siskiyou n face Preston Peak; Siskiyou Range, westernmost Siskiyou County 1828 Comment
  LA2445  Polystichum lonchitis Louis Wheeler; 1934-8-6 3058 Siskiyou Rock Gulch off Jaynes Canyon 1828 Comment
  RSA693280  Polystichum lonchitis S. W. H. 1932-07 115 Siskiyou Somes Bar to Forks of Salmon River. Comment
  JEPS89830  Polystichum scopulinum Dean W. Taylor 1975-8-14 5461 Siskiyou between Shasta Ski area and Green Butte (Mt. Shasta); Mt. Shasta 2590 Comment
  HSC19177  Populus trichocarpa J. O. Sawyer 1968-7-9 454 Siskiyou W of Little Duck Lake. 1936 Comment
  POM107368  Populus trichocarpa Geo. D. Butler 1910-4-16 1177 Siskiyou Yreka Creek. Comment
  RSA215573  Potamogeton alpinus Al Hobart 1970-8-25 s.n. Siskiyou NW Siskiyou 1524 Comment
  JEPS125852  Potamogeton alpinus subsp. tenuifolius Dean W. Taylor 1996-6-24 15741 Siskiyou Klamath River canyon near Oregon State line Comment
  RSA238841  Potamogeton pusillus subsp. tenuissimus Frederick W. Oettinger 1969-8-22 1494 Siskiyou Mucky bottom of Horses Hole. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  CDA26069  Potentilla anserina subsp. anserina Vernon H. Oswald & Lowell Ahart 1998-6-11 9212 Siskiyou Old State Highway, 0.5 mile west of Bray, ca 10 air miles east of Grass Lake located on Highway 97, ca. 23 air miles northeast of Weed. Comment
  HSC44969  Potentilla drummondii J. O. Sawyer 1978-6-20 3270 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  HSC86548  Potentilla drummondii D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  RSA237620  Potentilla drummondii Frederick W. Oettinger 1967-8-13 253 Siskiyou Below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  UC609336  Potentilla flabellifolia Eleanor Burks Hart 1938-8-19 936 Siskiyou Upper Wright Lake 2225 Comment
  JEPS95566  Potentilla fruticosa Vernon H. Oswald and L. Ahart 1994-7-11 6402 Siskiyou T39N R6W NE1/4 NW1/4 Sec. 25, 5850 ft, Yellow Pine Forest. Gumboot Creek on the upstream side of Forest Rd. 26 (to Mt. Shasta), ca. 0.5 mi NE of Gumboot Lake, W of Dunsmuir. Woody perennial growing on the rocky edge of the creek. 1783 Comment
  CHSC86636  Potentilla gracilis Jenny Marr 1993-7-1 19 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC90539  Potentilla gracilis var. fastigiata Jennifer Whipple 1976-7-24 1543 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC375387  Potentilla gracilis var. fastigiata Geo. D. Butler 1907-6-13 923 Siskiyou Near Oro Fino. Comment
  CAS-BOT-BC540573  Potentilla gracilis var. fastigiata Alice Eastwood 1921-7-29 10985 Siskiyou Pumice Mt. Comment
  POM34598  Potentilla gracilis var. fastigiata Geo. D. Butler 1910-5-28 1419 Siskiyou Shasta Valley. Comment
  JEPS81657  Potentilla millefolia L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2297 Siskiyou Murphy Wells, 0.8 mile south of Bray junction on U.S.97. 1493 Comment
  CAS-BOT-BC64623  Primula suffrutescens Lester Rowntree 1937-7-25 s.n. Siskiyou Caribou Lake. Comment
  UCR52365  Primula suffrutescens K. Berg, Stephanie Bennett 1986-8-25 645 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little South Fork of Salmon River; above Little South Fork Lake 2287 Comment
  HSC44891  Prosartes hookeri Maralyn O'Meara 1974-5-25 407 Siskiyou Along road to Duck Lakes trail 1402 Comment
  HSC30411  Prosartes hookeri Frederick W. Oettinger 1969-8-1 1123 Siskiyou Marble Mtn. Wilderness Area, above Wiregrass Meadow near English Lake 1707 Comment
  HSC69056  Prunella vulgaris Maralyn A. Renner 1980-8-6 2314 Siskiyou Cracker Meadow 1555 Comment
  JEPS25764  Prunella vulgaris Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7476 Siskiyou 2.5 mi ne Swillup Creek crossing (along side canyon of Calif Hwy 96, Klamath River canyon); Klamath River canyon, ne of Swillup Creek crossing 304 Comment
  RSA105423  Prunella vulgaris var. lanceolata G. D. Barbe 1955-6-29 40 Siskiyou 1.8 miles E of Callahan, S bank of Scott River 976 Comment
  CAS-BOT-BC158204  Prunus emarginata D. E. Breedlove 1962-6-11 3368 Siskiyou Along State Hwy. 89, 8.0 miles east of McCloud; Cascade Mts. 1127 Comment
  CAS-BOT-BC158226  Prunus emarginata A. A. Heller 1905-6-1 7929 Siskiyou On the banks of the Sacramento opposite Upper Soda Spring; Between Dunsmuir and Upper Soda Spring 731 Comment
  HSC18926  Prunus emarginata J. O. Sawyer 1969-8-1 1664 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC58847  Prunus emarginata Marvin Butler 1971-7-7 45 Siskiyou Near El Capitan, close to the town of Cave Junction 1464 Comment
  RSA453222  Prunus emarginata Christopher Davidson 1975-6-5 2650 Siskiyou 2.7 miles E of town of Mt. Shasta on Mt. Shasta Uplands Rd. 1311 Comment
  UC144435  Prunus emarginata A. A. Heller 1905-6-1 7929 Siskiyou between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC154676  Prunus subcordata Alice Eastwood 1923-5-29 11996 Siskiyou Cantara Comment
  JEPS44971  Prunus subcordata Geo. D. Butler 1909-4-14 644 Siskiyou Humbug Comment
  CAS-BOT-BC151232  Prunus virginiana var. demissa Gilbert Muth 1966-7-17 411 Siskiyou Marble, south of camp, Marble Mts. 1792 Comment
  HSC117  Prunus virginiana var. demissa William J. Ferlatte 1967-6-29 583 Siskiyou Big Flat, near public camp 1524 Comment
  CAS-BOT-BC357394  Pseudognaphalium microcephalum Wm. Bridge Cooke 1938-8-5 11452 Siskiyou Mount Shasta. Near MacBride Spring Comment
  CAS-BOT-BC357406  Pseudognaphalium microcephalum Alice Eastwood 1912-7-21 1297 Siskiyou Sisson Comment
  UC179499  Pseudognaphalium thermale A. A. Heller 1914-8-25 11702 Siskiyou opposite Black Butte (along the railroad embankment near Deetz station) 1158 Comment
  OBI55445  Pseudognaphalium thermale David J. Keil 1992-7-20 23503 Siskiyou Klamath Natl Forest, SW of Fort Jones. along Forest rd 46N64, 2.8 mi W of Scott river Rd Comment
  RSA724915  Pseudostellaria jamesiana L. P. Janeway 2006-7-1 8725 Siskiyou Klamath Ranges, Salmon Mountains; Just west of Carter Meadow, north side of South Fork Salmon River. 1579 Comment
  CAS-BOT-BC80166  Pseudotsuga menziesii W. B. C. 1938-9-2 11596 Siskiyou Sisson Southern Trail 1524 Comment
  HSC2601  Pterospora andromedea William J. Ferlatte 1966-8-19 445 Siskiyou Kidd Creek Trail. 1707 Comment
  UC166596  Pterospora andromedea Geo. D. Butler 1910-8-7 1817 Siskiyou Humbug Mountain 1219 Comment
  CAS-BOT-BC460556  Pterospora andromedea H. A. Thomas; J. H. Thomas 1954-7-21 4400 Siskiyou Salmon-Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 1158 Comment
  UC1292079  Pteryxia terebinthina var. californica A. A. Heller 1928-6-9 14597 Siskiyou yellow pine forest on Spring Hill near Sisson Comment
  UCD91868  Puccinellia lemmonii A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3591 Siskiyou Shasta Valley. 6 miles N of Gazelle. Comment
  UCD22432  Purshia tridentata Brian Vanden Heuvel 2003-4-10 194 Siskiyou Shasta National Forest. 1.6 miles east of McCloud on CA 89, on south side of road. Comment
  UCD77969  Purshia tridentata Robert E. Preston 2002-6-20 1839 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, Rainbow Mountain. 1946 Comment
  HSC42218  Purshia tridentata var. tridentata S. Saufferer 1973-5-25 230 Siskiyou About 2 mi. NE of Weed, along Hwy. 97 Comment
  RSA59510  Purshia tridentata var. tridentata E. K. Balls 1950-5-15 14702 Siskiyou Below Indian Wells Public Camp. Lava Beds National Monument. 1402 Comment
  POM62291  Pycnanthemum californicum E. B. Copeland 1903-8-12 3837 Siskiyou Sisson. Comment
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Jan 23 2011
  HSC145  Pyrola aphylla William J. Ferlatte 1966-8-3 268 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  CAS-BOT-BC460867  Pyrola aphylla G. P. Rixford no date on label s.n. Siskiyou Hilt Comment
  RSA0080536  Pyrola crypta Frederick W. Oettinger 1968-8-7 439 Siskiyou Just north of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 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
  HSC19201  Pyrola picta J. O. Sawyer 1968-9-9 671 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  UC32712  Pyrola picta Milo S. Baker 1893-1 Siskiyou McCloud River near Bartles; McCloud River Comment
  SDSU9900  Pyrola secunda D. F. Howe 1969-8-30 4672 Siskiyou Blake Creek, north fork of Slamon River, about 20 miles southwest of Aetna, Siskiyou Co. 1829 Comment
  POM52309  Pyrrocoma racemosa var. paniculata Geo D. Butler 1910-8-21 1843 Siskiyou Shasta Valley Comment
  CAS-BOT-BC362389  Pyrrocoma racemosa var. racemosa A. A. Heller 1917-9-7 12980 Siskiyou Shasta Valley five miles south of Gazelle 914 Comment
  CAS-BOT-BC68643  Quercus chrysolepis J. H. Thomas 1954-5-14 4188 c Siskiyou Salmon Montains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. 1219 Comment
  CAS-BOT-BC94654  Quercus garryana W. R. Dudley 1901-8-16 s.n. Siskiyou Salmon Mountains Comment
  HSC29146  Quercus garryana var. breweri Frederick W. Oettinger 1968-9-5 703 Siskiyou Marble Mtn. Wilderness Area, slope above English Lake about halfway up to Diamond Lake along trail from English Lake 1890 Comment
  RSA476804  Quercus garryana var. garryana E. E. Stanford 1930-6-16 1603 Siskiyou Near Hornbrook. Comment
  CAS-BOT-BC104350  Quercus sadleriana Doris K. Kildale 1929-6-20 8613 Siskiyou East spur of Preston Peak above Rockefeller Lake 2133 Comment
  CAS-BOT-BC104353  Quercus sadleriana Doris K. Kildale 1929-7-20 8641 Siskiyou trail up to South Fork Indian Creek to Elk Lick Comment
  CAS-BOT-BC104366  Quercus sadleriana Sandra L. Holloway 1963-10-12 77 Siskiyou Junction Red Rock valley trail and Canyon Creek trail, Marble Mountain Wilderness Area 1341 Comment
  CAS-BOT-BC104368  Quercus sadleriana Wayne Roderick 1981-7-4 s.n. Siskiyou Cook & Green Pass 1371 Comment
  HSC69197  Quercus sadleriana Maralyn A. Renner 1980-9-1 2689 Siskiyou Bear Mtn. 1936 Comment
  RSA237866  Quercus sadleriana Frederick W. Oettinger 1969-9-4 1668 Siskiyou Near gap between Tobacco Lake and Toms Lake Basin (in Tobacco Lake Basin), Salmon Mountians, the High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1829 Comment
  UC1212136  Quercus sadleriana Reino Alava, Aloha Alava, and Rimo Bacigalupi 1958-9-3 2454 Siskiyou at the junction of the road to Poker Flat and the road from Happy Camp to Takilma 1376 Comment
  UC637062  Quercus sadleriana Edward Lee 1934-8-13 1067 Siskiyou Happy Camp to Waldo (Oregon) road (watershed of West Branch of Indian Creek); Klamath National Forest, West Branch of Indian Creek 1371 Comment
  CAS-BOT-BC104615  Quercus vacciniifolia L. E. Smith 1913-7-1 450 Siskiyou Rainbow Comment
  CAS-BOT-BC104617  Quercus vacciniifolia William Bridge Cooke 1941-9-16 16320 Siskiyou along the Castle Lake Road 1219 Comment
  CAS-BOT-BC104620  Quercus vacciniifolia Doris K. Kildale 1929-7-20 8697 Siskiyou Raspberry Lake, near East spur Preston Peak Comment
  CAS-BOT-BC104623  Quercus vacciniifolia A. A. Heller 1914-8-28 11728 Siskiyou East side of Mt. Eddy 1676 Comment
  HSC68525  Quercus vacciniifolia Maralyn A. Renner 1980-6-23 999 Siskiyou W Fork Seiad Creek 878 Comment
  CHSC63323  Raillardella pringlei Vernon H. Oswald; Lowell Ahart 1994-7-11 6400 Siskiyou Gumboot Creek on the upstream side of Forest Rd. 26 (to Mt. Shasta), ca. 0.5 mi NE of Gumboot Lake, W of Dunsmuir. Meadow. 1783 Comment
  CAS-BOT-BC186689  Ranunculus A. M. Vollmer; L. Beane 1951-6-2 70 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  RSA99973  Ranunculus alismifolius var. hartwegii Geo. D. Butler 1910-5-10 1322 Siskiyou Bulls Meadow, Goosenest Mt. 1677 Comment
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Jan 23 2011
  POM98895  Ranunculus aquatilis var. capillaceus Geo. D. Butler 1909-1 545 Siskiyou [No locality information on label.] Comment
  UC165947  Ranunculus flammula Geo. D. Butler 1910-7-12 1741 Siskiyou Shackleford Creek 1219 Comment
  POM100037  Ranunculus occidentalis Geo. D. Butler 1909-3-20 568 Siskiyou Scott River. Comment
  HSC26700  Ranunculus orthorhynchus var. orthorhynchus William J. Ferlatte 1969-6-25 1181 Siskiyou Big Flat 1524 Comment
  UC54285  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock June, 1903 4066 Siskiyou Sisson Sierra Nevada Mountains, Mount Shasta (meadows around) 1066 Comment
  UCR37835  Ranunculus uncinatus L. P. Janeway 1983-8-6 486 Siskiyou At Poker Flat, a meadow in a fir forest. Dry E side of meadow, near edge 1524 Comment
  RSA12078  Rhamnus ilicifolia Louis C. Wheeler 1934-7-17 2915 Siskiyou Siskiyou Mts, Cottonwood Creek 945 Comment
  UC637071  Rhamnus purshiana Edward Lee 1934-8-15 1124 Siskiyou summit of Happy Camp to Waldo (Oregon) road (Indian Creek watershed); Klamath National Forest, Indian Creek 1615 Comment
  JEPS41972  Rhamnus rubra Willis L. Jepson Jul 1894 13982 Siskiyou plateau about Muir's Peak Upper Sacramento Region, Black Butte Comment
  HSC31493  Rhododendron columbianum Steve Selva, Roger Jensen 1974-8-25 49 Siskiyou W end of Little Duck Lake Comment
  HSC36211  Rhododendron columbianum John Rehling 1975-8-11 107 Siskiyou S end of Little Duck Lake Comment
  CAS-BOT-BC58187  Rhododendron columbianum Volney Rattan 1879-1-1 s.n. Siskiyou Illinois River. Comment
  JEPS66277  Rhus trilobata Willis L. Jepson 1894-8-9 13916 Siskiyou Shasta Springs; Upper Sacramento Region Comment
  RSA138230  Rhus trilobata var. quinata P. C. Everett, E. K. Balls 1959-10-24 23945 Siskiyou On dry flats in River Valley. 7 mi. SW from Red Bank F.S. Camp on road from Sawyers Bar to Somesbar. Comment
  CAS-BOT-BC438002  Ribes Doris K. Kildale 1928-8-18 6438 Siskiyou Near head of North Fork of Salmon River at Finley's Upper Camp 1524 Comment
  CAS-BOT-BC438012  Ribes L. E. Smith 1913-7-27 499 Siskiyou McCloud Comment
  POM92097  Ribes 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
  CAS-BOT-BC108768  Ribes cereum Alice Eastwood; John Thomas Howell 1940-6-14 8269 Siskiyou Lava Beds National Monument near Schonchin Butte. Comment
  HSC67825  Ribes cereum J. O. Sawyer, J. Cole 1980-7-20 3764 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  SFV10392  Ribes cereum M. L. Vincent 1967-6-29 720 Siskiyou On Mount Shasta. 2134 Comment
  JEPS49411  Ribes inerme var. klamathense W. L. Jepson July, 1894 13509 Siskiyou Sisson Comment
  JEPS84054  Ribes lacustre L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6352 Siskiyou ca. 1/2 mi se Red Butte (ca. 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1730 Comment
  JEPS84300  Ribes lacustre L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6303 a Siskiyou Takilma to Happy Camp (Indian Creek Road, n-facing road bank and ledges above, just s of state line) Comment
  UC1190179  Ribes lacustre Ira L. Wiggins 1955-7-29 13592 Siskiyou 3.5 mi above S. Fork of Salmon River (along Thompson Creek); Thompson Creek 1371 Comment
  UCD78097  Ribes lacustre Robert E. Preston 2001-6-23 1628 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W se 1/4 of ne 1/4 Section 15 1676 Comment
  CAS-BOT-BC173379  Ribes lobbii C. H. M. 1916-9-8 s.n. Siskiyou Black Butte, Calif. Nat'l. Forest Comment
  HSC19376  Ribes lobbii J. O. Sawyer 1968-9-11 696 Siskiyou Slopes above Twin Valley. 1463 Comment
  HSC65689  Ribes lobbii J. P. Smith, Steve Selva 1970-6-15 3964 Siskiyou 20 mi. E of Cecilville on the road to Callahan. 1646 Comment
  HSC73321  Ribes lobbii Gail Newton 1980-6-20 480 Siskiyou Near Bald Mtn. 1097 Comment
  SBBG26908  Ribes lobbii J. T. Howell 1939-8-4 Siskiyou near Spirit Lake, Marble Mtns 1828 Comment
  RSA0021144  Ribes lobbii Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1250 Siskiyou Outlet of Pine Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA0021147  Ribes lobbii I. L. Wiggins 1955-7-22 13460 Siskiyou Ridge W of China Creek, S side of S Fork of Salmon River. 960 Comment
  SEINET13942602 Image available Ribes lobbii James Payne Smith Jr 1977-1 9072 Siskiyou The road leading through International Paper property to the Duck Lakes trailheads. T40N, R9@, Sec 7. Elev 5000 ft 1524 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
  UCD78096  Ribes montigenum Robert E. Preston 2001-7-21 1713 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W ne 1/4 Section 22 2036 Comment
  CAS-BOT-BC219261  Ribes nevadense Wm. F. Herrin 1918-5-15 s.n. Siskiyou Shasta Springs Comment
  HSC32249  Ribes nevadense J. O. Sawyer 1970-6-17 2208 Siskiyou On trail to South Sugar Lake 1829 Comment
  CAS-BOT-BC200010  Ribes roezlii var. cruentum Doris K. Kildale 1929-8-25 9097 Siskiyou Wiskey Lake, trail to Preston Peak 1524 Comment
  CAS-BOT-BC200013  Ribes roezlii var. cruentum Doris K. Kildale 1928-7-4 5521 Siskiyou Summit of divide between Salmon River and Scott Valley on road to Etna Comment
  HSC65696  Ribes roezlii var. cruentum J. P. Smith 1973-5-5 6551 Siskiyou Scott Bar along the Scott River Comment
  UC204030  Ribes roezlii var. cruentum H. E. Brown June 1-10 1897 309 Siskiyou near Sisson 1083 Comment
  RSA0024600  Ribes roezlii var. cruentum Geo. D. Butler 1910-6-7 1535 Siskiyou Oro Fino. Comment
  UC1046554  Ribes sanguineum R. Bacigalupi, L. Constance, J. P. Tracy, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-16 3455 Siskiyou about 1.5 mi below and se of saddle at summit Takilma-Happy Camp Road 1630 Comment
  UC1408853  Ribes sanguineum Frederick W. Oettinger and R. F. Thorne 1969-8-7 1280 Siskiyou se English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  UC165272 Image available Ribes sanguineum Geo. D. Butler 1909-4-26 671 Siskiyou Quartz Valley Comment
  UC921841  Ribes sanguineum Louis C. Wheeler 1934-6-12 2695 Siskiyou North Hungry Creek Siskiyou Mts. 1310 Comment
  HSC69389  Ribes sanguineum var. sanguineum Maralyn A. Renner 1980-8-31 2661 Siskiyou Poker Flat at trailhead to Twin Valley 1524 Comment
  CAS-BOT-BC168806  Ribes viscosissimum John Thomas Howell 1937-7-26 13549 Siskiyou Caribou Gulch Comment
  HSC61946  Ribes viscosissimum Ruby Van Deventer 1959-7-6 Siskiyou Poker Flat 1585 Comment
  POM265892  Romanzoffia californica Lincoln Constance, R. C. Rollins 1942-5-13 2904 Siskiyou Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad. 457 Comment
  UC922467  Romanzoffia sitchensis Annie M. Alexander and Louise Kellogg 1949-7-28 5880 Siskiyou Marble Mountains, Sky High Valley Sky High Valley; Marble Mountains, Sky High Valley 1767 Comment
  RSA26146  Rorippa columbiae J. William Thompson 1936-7-8 s.n. Siskiyou Lava slopes of Lava Beds Nat l Monument. Comment
  CAS-BOT-BC74662  Rorippa curvisiliqua Louis C. Wheeler 1934-7-3 2872 Siskiyou Klamath Forest. Soda Creek. 1676 Comment
  RSA120877  Rorippa curvisiliqua G. D. Barbe 1955-8-4 349 Siskiyou 0.5 mile N of Big Flat at the head of Coffee Creek, at Trinity - Siskiyou Co line. The Klamath Mtns. 1524 Comment
  CAS-BOT-BC146742  Rosa gymnocarpa John Thomas Howell 1939-8-4 15036 Siskiyou Between Elk Mt. and Marble Rim, Marble Mts. Comment
  SEINET3157438  Rosa gymnocarpa G. D. Butler 1910-8-7 1816 Siskiyou Humbry Mt. 1219 Comment
  SEINET7665504  Rosa gymnocarpa G. D. Butler 1910-8-7 1816 Siskiyou Humbug Mt. 1219 Comment
  CAS-BOT-BC147059  Rosa pisocarpa Geo. D. Butler 1910-5-16 1352 Siskiyou Fence rows Yreka Comment
  JEPS100526  Rosa pisocarpa subsp. pisocarpa Dean Wm. Taylor with Glenn L. Clifton 1996-7-26 15852 Siskiyou Cliff Lake, The Eddys (about 15 air miles southwest of Weed); Shasta-Trinity National Forest 1920 Comment
  HSC43137  Rosa rubiginosa Ken Stillman 1976-8-24 414 Siskiyou E and N slopes of Williams Point 366 Comment
  CAS-BOT-BC149737  Rosa woodsii subsp. ultramontana Geo. D. Butler 1910-7-31 1804 Siskiyou Yreka Creek Comment
  POM88114  Rosa woodsii var. ultramontana Geo. D. Butler 1910-7-31 1804 Siskiyou Yreka Creek. Comment
  UCD98621  Rubus fruticosus Lindsay Clark 2009-9-3 DMU 1 Siskiyou Dunsmuir, CA at Manfredi's Food and Gas Depot off of Interstate 5. 694 Comment
  UC375393  Rubus glaucifolius Geo. D. Butler 1910-6-17 1566 Siskiyou Humbug Mountain Comment
  HSC60413  Rubus laciniatus J. P. Smith, Steve Selva 1970-6-15 3901 Siskiyou 10 mi. NW of Forks of Salmon Comment
  HSC99744  Rubus laciniatus C. B. Wolf 1927-8-27 1115 Siskiyou Klamath River at Happy Camp. Comment
  UC637072  Rubus lasiococcus Edward Lee 1934-8-13 1079 Siskiyou Happy Camp to Waldo (Oregon) (watershed of West Branch of Indian Creek, Klamath National Forest); Klamath National Forest, West Branch Indian Creek watershed 1463 Comment
  CAS-BOT-BC147988  Rubus leucodermis Alice Eastwood 1921-7-30 11002 Siskiyou Soda Creek Comment
  RSA237588  Rubus parviflorus Frederick W. Oettinger 1967-7-30 221 Siskiyou Near campsite at N end of Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC157159  Rubus ursinus Louis C. Wheeler 1934-6-29 2824 Siskiyou Klamath National Forest. Soda Creek 1280 Comment
  HSC73299  Rubus ursinus M. A. Baker 1980-6-20 2214 Siskiyou Near Bald Mtn. 1036 Comment
  JEPS87796  Rudbeckia glaucescens Vernon H. Oswald and Lowell Ahart 1994-8-1 6418 Siskiyou 9 mi. s.w. of dam at Lake Siskiyou (Forest Rd. 26 paralleling S. Fork Sacramento R., 0.3 mi. e. of Forest Rd. 40N43) 1438 Comment
  UC224171  Rumex acetosella H. E. Brown Jun 1 1897-Jun 10 1897 304 Siskiyou near Sisson; ; separated from UC224172, coll H. E. Brown in Idaho, Aug 1896, #22 1083 Comment
  UC375326  Rumex acetosella Geo. D. Butler 1908-7-23 515 Siskiyou Yreka Comment
  UC850502  Rumex acetosella A. A. Heller 1915-8-24 12209 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  CHSC106099  Rumex conglomeratus Lowell Ahart; John Dittes 2010-7-30 16935 Siskiyou Along the west bank of the Shasta River, about 30 yards northwest of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  UC618814  Rumex crispus W. Bridge Cooke 1938-7-15 11198 Siskiyou Bear Springs Mount Shasta 1524 Comment
  HSC17613  Rumex triangulivalvis R. C. Wunner 1965-6-22 264 Siskiyou Lava Beds NM, 1 mi. NW of Stronghold 1220 Comment
  UC935797  Sagittaria cuneata Herbert L. Mason 1948-7-18 13607 Siskiyou Grass Lake Comment
  CAS-BOT-BC103539  Salix commutata Louis C. Wheeler 3083 Siskiyou Klamath National Forest, Jaynes Canyon 1981 Comment
  HSC22196  Salix eastwoodiae J. O. Sawyer 1969-8-4 1916 Siskiyou Headwaters of S Sugar Creek. 2043 Comment
  POM362936  Salix eastwoodiae L. R. Short 1933-8-6 116 Siskiyou Bear Lake. Marble Mtns. 2073 Comment
  UC375222  Salix exigua var. hindsiana Geo. D. Butler 1909-9-20 1082 Siskiyou along creek near Yreka Comment
  CAS-BOT-BC125469  Salix lasiandra var. lasiandra W. B. Cooke; V. G. Cooke 1977-9-22 54823 Siskiyou Above Deter Camp, Mt. Shasta Comment
  UCD111532  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City. Above Metcalf ranch house. 1425 Comment
  SD37397  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
  UC482246  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 420 Siskiyou about 16 km nw Shasta City (ne side of mt., edge of stream above Metcalf ranch house); Mount Eddy 1515 Comment
  UC482342  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-BC124542  Salix lasiolepis var. lasiolepis Carl B. Wolf 1927-8-27 1118 Siskiyou On the Klamath River, Happy Camp Comment
  CAS-BOT-BC124898  Salix lemmonii Mrs. H. P. Bracelin 1931-6-21 467 Siskiyou North side of Mount Eddy, about 21 km. northwest of Shasta City; 180 m. below Dobkin's Lake 1770 Comment
  CHSC52132  Salix lemmonii E. L. Smith 1971-8-20 1058 Siskiyou At Mt. Shasta City. 1085 Comment
  RSA30427  Salix lucida subsp. lasiandra A. A. Heller 1915-7-18 12129 Siskiyou Metcalf Ranch. NE base of Mt Eddy. 1372 Comment
  UC576381  Salix melanopsis Mrs. H. P. Bracelin 1936-9-3 861 Siskiyou 11 mi. n.w. Mt. Shasta City (ca. 2 mi. e. of Burney Mill, beside creek at first bridge, n. base Mt. Eddy); Mt. Eddy 1127 Comment
  CAS-BOT-BC126170  Salix scouleriana John Thomas Howell 1939-8-6 15102 A Siskiyou Elk Peak, Marble Mts., Siskiyou Mts. Comment
  CAS-BOT-BC129031  Salix scouleriana Alice Eastwood 1921-7-30 11005 Siskiyou Soda Creek Comment
  CAS-BOT-BC129045  Salix scouleriana W. R. Dudley 1899-8-8 s.n. Siskiyou Near Big Spring above Sisson Comment
  SBBG27416  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou Wagon Crk Cyn, ca. 1 km up from Metcalf ranch house, E side of Mount Eddy, ca. 17 km NW of Shasta City 1170 Comment
  UC1409269  Salix scouleriana Frederick W. Oettinger 1968-8-2 363 Siskiyou outlet of Diamond Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 2072 Comment
  HSC65315  Salsola tragus J. P. Smith, Steve Selva 1970-8-9 4585 Siskiyou In potato fields W of Macdoel. Comment
  RSA200635  Salvia pratensis C. S. Giebner 1968-7-29 s.n. Siskiyou E. H. Marlow prop., Greenhorn Valley, ca. 2 mi. W of Yreka. Comment
  UC618882  Salvia sonomensis unknown 1938-6-17 11027 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  CDA5770  Salvia virgata C. S. Giebner 1968-7-29 Siskiyou E.H. Marlow property, Greenhorn Valley, ca. 2 miles west of Yreka Comment
  JEPS96773  Salvia virgata Dean W. Taylor 1999-8-12 17425 Siskiyou Ager Beswick Road, 0.3 miles South of the crossing of Bogus Creek 822 Comment
  RSA238532  Sambucus caerulea Frederick W. Oettinger 1968-8-23 618 Siskiyou Just west of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  POM67465  Sambucus callicarpa Geo. D. Butler 1908-8-4 995 Siskiyou Head of Shackleford Creek. 1829 Comment
  SEINET8057832  Sambucus nigra G. D. Butler 1910-5-29 1425 Siskiyou Near Yreka. Comment
  CAS-BOT-BC238881  Sambucus nigra subsp. caerulea John Thomas Howell 1934-7-4 12409 Siskiyou Unspecified Comment
  HSC29278  Sambucus racemosa var. racemosa Frederick W. Oettinger 1969-7-18 1059 Siskiyou Marble Mtn. Wilderness Area, E side of Upper English Lake. 1768 Comment
  HSC29279  Sambucus racemosa var. racemosa Frederick W. Oettinger 1968-8-6 423 Siskiyou Marble Mtn. Wilderness Area, SE side of Hancock Lake along trail. 1905 Comment
  UC164236  Sanguisorba annua Geo. D. Butler 1900-6-3 1468 Siskiyou Quartz Valley Comment
  UC165254  Sanicula graveolens Geo. D. Butler 1910-7-13 1778 Siskiyou Shackleford Creek 1219 Comment
  UC735125  Sanicula graveolens Lincoln Constance and Ren Hwa Shan 1946-5-31 3059 Siskiyou Sacramento River, at Dunsmuir Dunsmuir; Sacramento River, Dunsmuir 701 Comment
  RSA42328  Sanicula graveolens Lincoln Constance, R. Shan 1946-5-31 3059 Siskiyou East bank of Sacramento river at Dunsmuir 701 Comment
  SD264751  Sanicula tuberosa Tracey G. Call, Viola Call 1964-6-20 2275 Siskiyou Siskiyou-Trinity County line: surrounding Scott Mt. campground. 1676 Comment
  UCD98478  Saponaria officinalis J. P. Smith; Steve Selva 1970-7-16 4404 Siskiyou 1 mile east of O'Neill Campground. 579 Comment
  UCSB71660  Saponaria officinalis Myrick, Donald 1964-7-25 Siskiyou Near Shasta Royal Inn, Dunsmuir 762 Comment
  JEPS13174  Saussurea americana Louis C. Wheeler 1934-8-14 3146 Siskiyou s side White Mt.; Siskiyou Mts., White Mt. 1737 Comment
  UC1733718  Saxifraga Kay H. Beach, Frank Gould 1940-5-15 630 Siskiyou Bull Meadows Comment
  UC630404  Saxifraga ferruginea Annetta Carter 1939-8-21 1473 Siskiyou 12 mi sw of Etna (above ne end of Taylor Lake); Salmon Mountains 2194 Comment
  POM141796  Saxifraga howellii H. P. Chandler 1901-06 1613 Siskiyou Near Marble Mountain 2134 Comment
  JEPS82436  Saxifragopsis fragarioides Gilbert Muth 1966-7-25 452 Siskiyou below lookout n Marble Rim; Marble Mountain Wilderness Area 2072 Comment
  RSA211114  Saxifragopsis fragarioides William J. Ferlatte 1967-7-25 730 Siskiyou Caribou Basin. Trinity Alps. 1982 Comment
  RSA0101558  Sceptridium multifidum A. E. Culbertson 1943-8-30 35 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000' backwall; 14 miles SW of Mt. Shasta on N side of a 6600' eastern spur of Trinity Mts.; 2000' above Sacramento R. within 10 air miles of its headwaters to the west. 1657 Comment
  UCD86387  Schedonnardus paniculatus D. H. Shaw 1980-8-5 s.n. Siskiyou Montague, Ager road, Don Shaw property. Comment
  CAS-BOT-BC283655  Schedonorus pratensis A. A. Heller 1915-8-24 12214 Siskiyou Metcalf's ranch, NE base of Mount Eddy 1188 Comment
  CAS-BOT-BC110863  Scirpus lineatus Louis C. Wheeler 1934-7-17 2914 Siskiyou Sunny wet meadow, Cottonwood Creek, Siskiyou Mts. 883 Comment
  UC184165  Scirpus tabernaemontani Geo. D. Butler 1908-8-29 137 Siskiyou Oro Fino Comment
  HSC101742  Scleranthus annuus subsp. annuus J. P. Smith, J. O. Sawyer 2010-5-2 12803 Siskiyou Oak Bottom River Access Road 175 Comment
  CHSC63403  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1994-7-11 6406 Siskiyou Forest Rd. 26 (to Mt. Shasta) paralleling the South Fork of the Sacramento River, just W of Forest Rd. 40N43, 9.2 mi SW of the dam at Lake Siskiyou. 1447 Comment
  HSC63623  Scutellaria antirrhinoides J. P. Smith, Steve Selva 1970-7-27 4509 Siskiyou Gumboot Lake 1768 Comment
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Jun 7 2012
  UC61042  Scutellaria antirrhinoides W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou Sisson, 18th Crossing Sisson; Mount Shasta, , 18th Crossing Comment
  HSC82524  Scutellaria antirrhinoides Thomas W. Nelson, Jane P. Nelson 1980-7-20 6177 Siskiyou Hillside above Big Carmen Lake 1738 Comment
  JEPS100525  Sedum divergens Dean W. Taylor 1996-7-25 15869 Siskiyou Scott Mtns.; Crater Lake, in cirque above upper lake (about 10 air miles west of Weed); Klamath National Forest 2331 Comment
  CAS-BOT-BC59187  Sedum lanceolatum John Thomas Howell 1939-8-4 15050 Siskiyou Marble Rim, Marble Mts. 1889 Comment
  HSC59373  Sedum lanceolatum Thomas W. Nelson, J. P. Smith 1979-6-15 4808 Siskiyou Above road to Carmen Lake, 0.6 mi. from junction with State Rte. 3 1738 Comment
  JEPS96690  Sedum laxum subsp. flavidum Dean W. Taylor 1997-6-12 16064 Siskiyou 4 mi west of Gazelle; Shasta Valley, Willow Creek 944 Comment
  HSC49945  Sedum laxum subsp. heckneri G. L. Clifton 1979-8-7 12751 Siskiyou Near Canyon Creek, close to the town of Seiad Valley 1342 Comment
  RSA0035472  Sedum laxum subsp. heckneri Peter F. Zika 2011-7-19 25641 Siskiyou FS Road 1040, 3.7-3.8 road miles (5.9 km) above junction with FS Road 10 at mouth of Carberry Creek, along Middle Fork Applegate River, 1 air mile NW of Abney Butte, Siskiyou Mountains, Klamath Range. 610 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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Oct 29 2020
  UC637043  Sedum obtusatum subsp. boreale Edward Lee 1934-8-14 1105 Siskiyou Little Grayback Little Grayback (rocky n-facing slope at summit, Siskiyou-Del Norte County Line) 1868 Comment
  UC639143  Sedum obtusatum subsp. boreale W. B. Cooke 1939-8-10 13849 Siskiyou e bank Mud Creek Canyon Mount Shasta, e bank Mud Creek Canyon Comment
  HSC50569  Sedum obtusatum subsp. retusum G. L. Clifton, Griswold 1979-7-26 10145 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2105 Comment
  HSC69123  Sedum obtusatum subsp. retusum Maralyn A. Renner 1980-8-7 2385 Siskiyou Klamath National Forest, NW flank of Preston Peak, near summit 2180 Comment
  CAS-BOT-BC64652  Sedum oregonense Doris K. Kildale 1928-8-19 6541 Siskiyou Summit of divide between English Lake and Hancock Lake on trail to Marble Mt. 2194 Comment
  RSA0083647  Sedum oregonense Frederick W. Oettinger 1968-9-7 770 Siskiyou NW-facing slope of Golden Peak, due SE of Tobacco Lake and at approx. mid slope. 2012 Comment
  RSA0074725  Sedum spathulifolium C. B. Wolf 1927-8-26 1063 Siskiyou Klamath River; 8 miles above Hamburg. Comment
  RSA0074726  Sedum spathulifolium Gilbert Muth 1965-8-3 158 Siskiyou Marble Valley, Marble Mtns. Comment
  RSA0074741  Sedum spathulifolium L. C. Wheeler 1934-6-4 2637 Siskiyou Hamburg Gulch off Horse Creek, Siskiyou Mts. 701 Comment
  SBBG19225  Selaginella scopulorum L. L. Kiefer 1963-8-8 827 Siskiyou White Mtn, N of town of Horse Crk, trail from Siskiyou Summit to White Mtn 1524 Comment
  CAS-BOT-BC69762  Selaginella wallacei Louis C. Wheeler 1934-8-15 3158 Siskiyou East Fork Horse Creek, Siskiyou Mtns., Mt. Diablo Mer. 1524 Comment
  CAS-BOT-BC363419  Senecio aronicoides Wm. F. Herrin 1919-6-16 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC363938  Senecio integerrimus var. exaltatus Geo. D. Butler 1910-5-15 1345 Siskiyou McAdams Creek Comment
  HSC81662  Senecio integerrimus var. major Thomas W. Nelson, Jane P. Nelson 1980-7-17 6082 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  UC1483550  Senecio integerrimus var. major Maralyn A. Renner 1980-6-26 1192 Siskiyou forest at n edge Flint Valley; Klamath National Forest, Dillon Mtn. Quad. 1389 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
  CAS-BOT-BC364443  Senecio triangularis Doris K. Kildale 1928-8-19 6547 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  HSC22188  Senecio triangularis J. O. Sawyer 1969-8-5 1756 Siskiyou W of Little Duck Lake 2073 Comment
  HSC22189  Senecio triangularis J. O. Sawyer 1969-8-4 1810 Siskiyou Above Sugar Lake 2134 Comment
  HSC68349  Senecio triangularis J. P. Smith, J. O. Sawyer 1970-7-17 4470 Siskiyou Below Kangaroo Lake. 1890 Comment
  CAS-BOT-BC364429  Senecio triangularis Gilbert Muth 1965-8-2 s.n. Siskiyou Meadow at Marble Valley Comment
  RSA448556  Sidalcea M. B. Dunkle 1945-07 9249 Siskiyou Klamath National Forest; Marble Mts. Comment
  JEPS67297  Sidalcea asprella W. L. Jepson 1937-7-30 18556 Siskiyou Poker Flat Siskiyou Mts., , Poker Flat (headwaters Indian Creek) 1584 Comment
  HSC58997  Sidalcea malviflora Gilbert Muth 1975-7-30 4013 Siskiyou Near Lily Pad Lake, close to the town of Seiad Valley 1585 Comment
  UC108851  Sidalcea oregana subsp. oregana T. S. Brandegee 1887-7-1 Siskiyou Sisson's Comment
  RSA448577  Sidalcea oregana subsp. oregana M. B. Dunkle 1945-8-7 9336 Siskiyou Paradise Lake Comment
  RSA95267  Sidalcea oregana subsp. spicata F. W. Peirson 1923-7-19 3779 Siskiyou Lairds Landing Comment
  CAS-BOT-BC181192  Silene campanulata subsp. glandulosa Marion Ownbey; Fred G. Meyer 1940-7-6 2199 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  CAS-BOT-BC181186  Silene campanulata subsp. glandulosa Lillian Mott 1976-7-8 46 LM76 Siskiyou Copper butte ca. 1 1/2 miles east of Cook & Green Pass 1889 Comment
  UCD98558  Silene campanulata subsp. glandulosa Joseph M. DiTomaso 1975-7-27 302 Siskiyou Yellow Rose Mine, Trinity Alps. 2011 Comment
  UC1190192  Silene douglasii Ira L. Wiggins 1955-7-29 13580 Siskiyou trail to Caribou Lake , trail to Caribou Lake (Summit of ridge above Thompson Creek) 1999 Comment
  CAS-BOT-BC388948  Silene grayi Wm. Bridge Cooke 1938-8-18 11494 Siskiyou Mount Shasta. Horse Camp Slopes Comment
  RSA477904  Silene hookeri Edwin Kline 1920-6-24 s.n. Siskiyou Siskiyou Mts. Comment
  CAS-BOT-BC181252  Silene hookeri subsp. hookeri J. H. Thomas 1954-5-12 4122 Siskiyou Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, Salmon Mountains, Klamath National Forest 975 Comment
  CAS-BOT-BC389422  Silene lemmonii Roxana S. Ferris; Laura Lorraine 1948-6-12 11735 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  CAS-BOT-BC389435  Silene lemmonii J. H. Thomas 1954-5-14 4178 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, Southwestern Siskiyou County 1219 Comment
  CAS-BOT-BC389437  Silene lemmonii John Thomas Howell 1937-7-22 13330 Siskiyou South Fork of Salmon River near Big Flat 1524 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
  SEINET10574541 Image available Silene menziesii var. viscosa Edward L. Greene 1876-6-29 Greene 900 Siskiyou Collected near Yreka. Comment
  CAS-BOT-BC75164  Sisymbrium altissimum L. E. Smith 1915-7-2 s.n. Siskiyou Bray. Comment
  HSC6907  Sisymbrium altissimum R. C. Wunner 1965-6-18 210 Siskiyou Indian Well Campground, Lava Beds National Monument 1433 Comment
  UCR21089  Sisyrinchium bellum T. W. Fisher, Earl Oatman, R. E. Orth 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  HSC29255  Sisyrinchium idahoense var. idahoense Frederick W. Oettinger 1969-8-1 1125 Siskiyou Marble Mtn. Wilderness Area, margins of Wiregrass Meadow below English Lake in English Lake Basin 1677 Comment
  UC1043393  Smilax californica P. C. Everett and E. K. Balls 1954-10-12 20273 Siskiyou along creek n Walker (4.8 mi s from Beaver Creek Forest Service camp); Beaver Creek 335 Comment
  RSA96931  Smilax californica Percy C. Everett, E. K. Balls 1954-10-12 20273 Siskiyou Along Beaver Creek, N of Walker, 4.8 mi S from Beaver Creek Forest Service. 335 Comment
  JEPS11995  Solanum umbelliferum Geo. D. Butler 1908-8-3 18 Siskiyou Log Lake 1371 Comment
  UC1560414  Solanum umbelliferum E. Joyal and D. Mehlman 1988-6-25 1272 Siskiyou Happy Camp-Takilma road at turn off to Bolan Lake 1524 Comment
  POM208273  Solanum umbelliferum Louis C. Wheeler 1934-7-3 2853 Siskiyou Head of Soda Creek. Sterling Mt. 1768 Comment
  RSA211244  Solanum umbelliferum W. J. Ferlatte 1967-7-9 680 Siskiyou Kidd Creek Trail 1768 Comment
  RSA496333  Solanum umbelliferum Elaine Joyal, D. Mehlman 1988-6-25 1272 Siskiyou Happy Camp - Takilma road at turn-off to Bolan Lake 1524 Comment
  POM58755  Solidago canadensis subsp. elongata Copeland 1903-8-12 3823 Siskiyou Sisson. Comment
  CAS-BOT-BC365561  Solidago elongata John Thomas Howell 1939-8-9 15217 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC365580  Solidago elongata Gilbert Muth 1965-8-3 s.n. Siskiyou Meadow, Marble Valley Comment
  UC1408918  Solidago elongata Frederick W. Oettinger 1968-8-12 494 Siskiyou high lake basins in the vicinity English Peak (Marble Mountain Wilderness Area, Western Siskyou County); Salmon Mountains, Marble Mountain Wilderness Area, Tobacco L 1889 Comment
  CAS-BOT-BC339856  Solidago multiradiata John Thomas Howell 1939-8-8 15164 Siskiyou Black Mt., Marble Mts. Comment
  RSA473716  Solidago multiradiata M. B. Dunkle 1945-1 9354 Siskiyou Klamath National Forest, Marble Mountains. 1982 Comment
  UC727197  Solidago multiradiata A. A. Heller 1918-7-16 13029 Siskiyou Mt. Eddy 2682 Comment
  UC217392  Solidago velutina subsp. californica H. M. Hall 1919-10-2 Siskiyou near Weed Comment
  CDA7676  Sonchus arvensis subsp. uliginosus T. C. Fuller 1963-8-27 11162 Siskiyou South side of Dorris-Tulelake Road where the roadbed forms the north shore of Lower Klamath Lake, Lower Klamath Lake Wildlife Refuge, ca. 12 miles west of Hatfield. 0 Comment
  RSA170318  Sonchus arvensis subsp. uliginosus T. C. Fuller 1963-8-27 11162 Siskiyou S side of Dorris Tulelake Road where the roadbed forms the N shore of lower Klamath Lake, lower Klamath Lake Wildlife Refuge, 12 miles W of Hatfield. Comment
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Jul 7 2011
  CDA7670  Sonchus oleraceus T. C. Fuller 1959-10-14 3271 Siskiyou Big Springs Park, Mt. Shasta City. 0 Comment
  HSC18910  Sorbus californica J. O. Sawyer 1968-7-10 496 Siskiyou Lower slopes grading to terrace of a temporary stream. 1768 Comment
  RSA300519  Sorbus californica John Dourley, Walter Wisura 1982-10-16 3876 Siskiyou Castle Lake. SW of the town of Mt. Shasta. 1646 Comment
  CAS-BOT-BC158939  Sorbus scopulina Doris K. Kildale 1928-8-18 6453 Siskiyou Lead of north fork of Salmon River at Finley's Upper Camp Comment
  HSC19254  Sorbus scopulina J. O. Sawyer 1969-6-12 898 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  JEPS89134  Sorbus scopulina Gilbert Muth 1966-7-8 363 Siskiyou Marble Valley; Marble Mt. Wilderness Area 1792 Comment
  UC466712  Sorbus scopulina Annie M. Alexander and Louise Kellogg 1911-8-23 341 Siskiyou Castle Lake 1656 Comment
  RSA237454  Sorbus scopulina var. cascadensis Frederick W. Oettinger 1969-9-2 1607 Siskiyou N end of English Peak. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1860 Comment
  SBBG27223  Spergularia rubra L. C. Wheeler 1934-9-2 3239 Siskiyou Miller Glade, Siskiyou Mtns 1828 Comment
  CAS-BOT-BC390610  Spergularia rubra Alice Eastwood 1921-7-24 10736 Siskiyou Castle Lake Comment
  CAS-BOT-BC149685  Spiraea douglasii Geo. D. Butler 1908-8-2 284 Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC149687  Spiraea douglasii Wm. Bridge Cooke 1938-7-29 11400 Siskiyou Above Bear Springs Comment
  LA208255  Spiraea douglasii Steve Morgan; 1987-7-28 Siskiyou Mount Shasta, Shasta Trinity National Forest, McGinnis Springs, 5 mi. NW of McCloud 1767 Comment
  RSA237598  Spiraea douglasii Frederick W. Oettinger 1969-8-16 1409 Siskiyou English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1799 Comment
  SBBG27213  Spiraea douglasii L. C. Wheeler 1934-8-16 3176 Siskiyou 2 mi SE White Mtn 1737 Comment
  SCFS182  Spiraea douglasii P. Billings 1965-7-13 124 Siskiyou Death Horse Creek Canyon Rd, at intersection of Hwy 89 1494 Comment
  UC454958  Spiraea douglasii I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Sacramento River (along the Sacramento River) Comment
  UCD21460  Spiraea splendens Ellen Dean; with Gary Nakamura and K. Mawdsley 2002-7-28 1201 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 shores of Gray Rock Lake. 1800 Comment
  HSC81747  Spiraea splendens var. splendens Thomas W. Nelson, Jane P. Nelson 1980-7-20 6187 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  CHSC63614  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1994-8-10 6461 Siskiyou FS 40N39 at Stillwater Meadows on Bartle Creek, ca. 0.5 mi W of Harris Spring Rd. (FS15), ca. 4 mi (air) NNE of Bartle. 1359 Comment
  HSC85692  Spiranthes romanzoffiana J. P. Smith 1980-8-24 10341 Siskiyou Scott Mtn. Campground, head of Mule Creek 1646 Comment
  RSA211188  Spiranthes romanzoffiana William J. Ferlatte 1966-8-17 391 Siskiyou Caribou Basin; Trinity Alps. 1982 Comment
  RSA237644  Spiranthes romanzoffiana Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1303 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  RSA273427  Stachys rigida subsp. rigida J. P. Smith, J. O. Sawyer 1972-9-14 5808 Siskiyou Miners Creek Road just south of French Creek Road between Callahan and Etna 915 Comment
  RSA215655  Stachys rigida subsp. rivularis Gilbert Muth 1969-8-12 1373 Siskiyou Second Valley. 2287 Comment
  UC165376  Stellaria longipes var. longipes Geo. D. Butler 1910-6-6 1463 Siskiyou Quartz Valley Comment
  UC166145  Stellaria nitens Geo. D. Butler 1909-3-16 581 Siskiyou near Yreka Comment
  SEINET3155908  Stellaria nitens G. D. Butler 1909-3-16 581 Siskiyou Butlers Ranch Comment
  RSA264968  Stenanthium occidentale G. L. Clifton 1975-7-29 6042 Siskiyou Near Copper Butte 1329 Comment
  CAS-BOT-BC516471  Stenanthium occidentale Annie M. Alexander; Louise Kellogg 1949-7-24 5857 Siskiyou Paradise Lake, Marble Mountains 2072 Comment
  CAS-BOT-BC375642  Stephanomeria lactucina Alice Eastwood 1912-7-17 1207 Siskiyou Sisson Comment
  HSC19243  Stipa occidentalis var. occidentalis J. O. Sawyer 1969-7-25 1552 Siskiyou S of High Lake 2210 Comment
  HSC92555  Stipa occidentalis var. occidentalis Jennifer Whipple 1976-7-13 1461 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River 2256 Comment
  SACT002412  Stipa stillmanii Verne Grant, Irving Schneider 1947-8-26 Siskiyou On lava plateau Comment
  HSC45895  Stipa thurberiana Laura Witherspoon 1978-7-13 36 Siskiyou Klamath Natl. Forest W of Tennant Rd. Comment
  CAS-BOT-BC87847  Streptanthus tortuosus John Thomas Howell 1939-8-2 14891 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  JEPS54009  Streptanthus tortuosus Willis L. Jepson Jul 24 1894-Aug 10 1894 13406 Siskiyou beyond Sisson; Region of the Upper Sacramento, Upton Plateau Comment
  LA51459  Streptanthus tortuosus Reed C. Rollins; 1938-8-21 11555 Siskiyou Mount Shasta, around Horse Camp 2438 Comment
  UC455750  Streptanthus tortuosus unknown Siskiyou near Shasta Retreat (summit); Mt. Bradley 1981 Comment
  UCD78029  Streptanthus tortuosus Robert E. Preston 2001-6-23 1612 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W se 1/4 Section 15 1889 Comment
  UC137034  Streptanthus tortuosus var. orbiculatus J. W. Congdon 1900-8-13 Siskiyou Shasta Comment
  RSA237936  Streptopus amplexifolius Frederick W. Oettinger 1968-8-10 462 Siskiyou Inlet to Hancock Lake. Salmon Mountains; the High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area 1936 Comment
  HSC637  Suksdorfia ranunculifolia William J. Ferlatte 1967-6-30 593 Siskiyou Josephine Lake basin 1677 Comment
  CAS-BOT-BC234790  Symphoricarpos mollis A. A. Heller 1905-6-5 7985 Siskiyou Above Shasta Springs Comment
  CAS-BOT-BC234793  Symphoricarpos mollis A. A. Heller 1905-6-1 s.n. Siskiyou Between Upper Soda Spring [Springs] and Shasta Retreat Comment
  HSC18986  Symphoricarpos mollis J. O. Sawyer 1969-8-5 1947 Siskiyou Along Sugar Creek. 1921 Comment
  HSC18987  Symphoricarpos mollis J. O. Sawyer 1969-7-11 851 Siskiyou Ravine above C.C.C. road. 1280 Comment
  UC61064  Symphoricarpos mollis W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson; Mount Shasta Comment
  UC585185  Symphoricarpos rotundifolius var. rotundifolius E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1921 Siskiyou about 7 mi sw Yreka (s of highway from Fort Jones to Yreka); Forest House Mt. 1371 Comment
  CAS-BOT-BC99035  Symphyotrichum cusickii Louis C. Wheeler 1934-8-14 3130 Siskiyou Siskiyou Mts. - North side White Mt. - Mt. Diablo Mer. 1767 Comment
  CAS-BOT-BC97879  Symphyotrichum eatonii Alice Eastwood 1912-8-28 1954 Siskiyou Cantara Comment
  CAS-BOT-BC98943  Symphyotrichum foliaceum var. parryi Annie M. Alexander; Louise Kellogg 1948-9-9 5617 Siskiyou Siskiyou Mountains - meadow at teh start of a 2-mile trail to Taylor Lake from Cook & White Mine 1584 Comment
  RSA238709  Symphyotrichum foliaceum var. parryi Frederick W. Oettinger 1969-8-16 1407 Siskiyou Wiregrass Meadow below English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  UC1409450  Symphyotrichum hendersonii Frederick W. Oettinger 1968-9-10 815 Siskiyou nw of Horse Range Lake; Salmon Mountains, Marble Mountain Wilderness Area, English P 1821 Comment
  CAS-BOT-BC98431  Symphyotrichum spathulatum Gilbert J. Muth 1969-8-7 1264 Siskiyou Boulder Peak Ridge 2468 Comment
  UC1282018  Symphyotrichum spathulatum Louise Kellogg Aug 8 1953-Aug 9 1953 117 Siskiyou Scott Mountain Public Campground Scott Mountains, Klamath National Forest 1630 Comment
  UC75819  Symphyotrichum spathulatum Milo S. Baker 1899-7-31 Siskiyou on Ash Creek, e slope of Mt. Shasta Mt. Shasta Comment
  SEINET8409249  Symphyotrichum spathulatum Geraldine Allen Guppy 1978-8-23 555 Siskiyou near Panther Meadows campground in Mt. Shasta. 2100 Comment
  OBI77861  Symphyotrichum spathulatum var. spathulatum David J. Keil, Kathleen Keil 1992-7-24 23570 Siskiyou E of McCloud along hwy 89, 7.7 mi W of Shasta County line Comment
  CAS-BOT-BC99365  Symphyotrichum spathulatum var. yosemitanum W. R. Dudley 1901-8-25 s.n. Siskiyou Scott-Salmon Trail, Salmon Mts. Comment
  SEINET3194866 Image available Taeniatherum caput-medusae Rimo Bacigalupi, S. Galen Smith 1957-1 5938 Siskiyou About 2 1/2 miles northwest of Weed, close to U.S. Highway 99. 1010 Comment
  HSC67940  Taraxacum erythrospermum J. P. Smith 1973-5-5 6489 Siskiyou Along Cook and Green Pass Rd. Comment
  CDA7682  Taraxacum officinale G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2611 Siskiyou 3 km east of Forest Mountain summit, Highway 3, southwest of Yreka. Comment
  JEPS105692  Taraxia subacaulis Julie Kierstead Nelson 1993-6-4 93009 Siskiyou Mud Well, ca. 20 mi E of Mount Shasta. McCloud Ranger District. Shasta-Trinity National Forests. 1392 Comment
  HSC41805  Tauschia kelloggii Brent Whiteley 1975-6-24 59 Siskiyou Near Somes Bar along Salmon River Rd. 235 Comment
  CAS-BOT-BC81336  Taxus brevifolia H. A. Thomas; J. H. Thomas 1954-7-23 4472 Siskiyou Salmon-Trinity Mts., about 6 miles SE of Cecilville, vicinity of Blind Horse Creek 1036 Comment
  HSC68415  Taxus brevifolia Maralyn A. Renner 1980-7-4 1404 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  UC1408874  Taxus brevifolia Frederick W. Oettinger 1968-8-13 504 Siskiyou on open dry site of decomposed granite rock near outlet on ne side Hancock Lake Salmon Mountains, Marble Mountains Wilderness Area, Mt. Chap 1935 Comment
  JEPS49694  Tellima grandiflora W. L. Jepson 1907-7-19 2945 Siskiyou head of Indian Creek; Siskiyou Mountains 914 Comment
  UC1408864  Tellima grandiflora Frederick W. Oettinger 1969-7-16 1036 Siskiyou s of Abbott's Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  HSC24028  Thalictrum polycarpum J. O. Sawyer 1971-7-15 2426 Siskiyou Along Red Rock Valley Creek 1585 Comment
  RSA261440  Thalictrum polycarpum J. M. Tucker 1963-7-7 3728 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  CAS-BOT-BC88073  Thelypodium brachycarpum Ynez Whilton Winblad 1941-6-20 s.n. Siskiyou Between Weed and Yreka. Comment
  SEINET11970787  Thelypodium brachycarpum H. M. Hall, Babcock, E. B. 1903-1 4092 Siskiyou Mount Shasta, Shasta Valley, Sierra Nevada Mountains 914 Comment
  UCD108595  Thermopsis gracilis A. A. Heller 1919-6-20 13250 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy. 1158 Comment
  CHSC96601  Thlaspi montanum var. montanum L. P. Janeway 2006-7-2 8732 Siskiyou Klamath Ranges. Salmon Mountains; near minor drainage to South Fork Scott River from the west, 1.6 km north of Carter Meadows Summit. 1728 Comment
  CAS-BOT-BC66802  Thysanocarpus curvipes Roxana S. Ferris; Laura Lorraine 1948-6-12 11887 Siskiyou Scott Mountain Road south of Callahan. Comment
  CAS-BOT-BC377155  Tragopogon porrifolius L. B. Kildale 1930-5-31 9815 Siskiyou Island in Klamath River near Hornbrook Comment
  POM33167  Tragopogon pratensis Geo D. Butler 1910-7-1 1619 Siskiyou Yreka. Comment
  RSA625170  Trautvetteria caroliniensis var. occidentalis Louis C. Wheeler 1963-8-28 8289 Siskiyou Siskiyou Mountains: Clear Creek ca. 1 mile downstream from West Fork. 640 Comment
  HSC82355  Triantha occidentalis subsp. occidentalis Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4522 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  CAS-BOT-BC519570  Triantha occidentalis subsp. occidentalis Doris K. Kildale 1929-8-24 9036 Siskiyou Rattlesnake Meadow, Preston Peak 1524 Comment
  CAS-BOT-BC519573  Triantha occidentalis subsp. occidentalis H. E. Brown 1897-6-11 641 Siskiyou Mt.Shasta Comment
  UC637048  Trichostema lanceolatum Edward Lee 1934-8-12 1047 Siskiyou Klamath River, S bank 1/4 mi W of Walker Creek (between Hamburg and Seiad Valley) North Coast 426 Comment
  UCD117589  Trientalis latifolia James P. Smith 1973-5-5 6401 Siskiyou in and around the O'Neill Campground near Seiad Valley. 487 Comment
  UC968606  Trifolium eriocephalum var. eriocephalum C. L. Hitchcock and J. S. Martin 1939-7-7 5276 Siskiyou ca 13 mi s Takilma (Oregon); Sanger Peak Trail Comment
  HSC69726  Trifolium howellii Maralyn A. Renner 1980-7-15 1780 Siskiyou English Lake inlet 1780 Comment
  HSC58923  Trifolium longipes Marvin Butler 1971-7-6 20 Siskiyou Near El Capitan, close to Cave Junction 1 Comment
  UCD111258  Trifolium longipes A. H. Murphy 1956-8-16 56 K Siskiyou Big Marshy Meadows. 1981 Comment
  JEPS87958  Trifolium longipes subsp. oreganum Barbara Ertter 1990-7-16 9376 Siskiyou NW side of Mt. Eddy ca 8 air miles SW of Weed, ca. 1-2 mi from Parks Creek trailhead(=crest of Rte 17). 2286 Comment
  UC866844  Trifolium longipes var. elmeri A. A. Heller 1915-7-18 12099 Siskiyou Metcalf's Ranch northeast base of Mt. Eddy 1371 Comment
  CAS-BOT-BC230885  Trifolium productum John Thomas Howell 1939-8-9 15223 Siskiyou Ridge south of Marble Valley, Marble Mts. Comment
  UC618761  Trifolium repens William Bridge Cooke 1938-9-17 11684 Siskiyou Horse Camp, Hudsonian Mount Shasta 2438 Comment
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Mar 31 2006
  UCD109921  Trifolium wormskioldii A. A. Heller 1905-6-22 8094 Siskiyou Between Igerna and Weed. Comment
  JEPS107918  Triglochin concinna Lowell Ahart, John Dittes 2005-6-9 11999 Siskiyou Meadow area along a small drainage, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  HSC18872  Trillium ovatum J. O. Sawyer 1968-9-13 723 Siskiyou W of the Happy Camp/O'Brien Rd. between Louse Creek and Indian Creek, on the E slopes of Little Grayback 1463 Comment
  HSC44968  Trillium ovatum subsp. oettingeri J. O. Sawyer 1978-6-20 3273 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  UC1713746  Trillium ovatum subsp. oettingeri Maralyn A. Renner 1980-7-16 1782 Siskiyou Klamath Nat'l forest, Sawyers Bar Quad., Hancock Lake inlet 1950 Comment
  CAS-BOT-BC200089  Trisetum canescens Doris K. Kildale 1928-8-18 6482 Siskiyou Near head of north fork of Salmon River near Finley's Upper Camp Comment
  HSC86562  Trisetum cernuum D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar, vicinity of Haypress Meadows 1372 Comment
  UCD93898  Trisetum cernuum A. A. Beetle; G. L. Stebbins Jr. 1942-6-1 3450 Siskiyou South of Happy Camp. Swillup Creek at point of junction with Klamath River. Comment
  UC157137  Trisetum spicatum Dr. E. B. Copeland 1903-8-16 3895 Siskiyou Mt. Shasta 2438 Comment
  UC53708  Trisetum spicatum W. L. Jepson 1895-1 Siskiyou Shasta Comment
  HSC92573  Trisetum wolfii Jennifer Whipple 1978-10-6 2434 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CAS-BOT-BC133490  Triteleia crocea Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  HSC34006  Triteleia crocea J. P. Smith 1974-5-25 7508 Siskiyou Along Rd. 8, 2.4 mi. W of its junction with Hwy. 3 976 Comment
  JEPS52321  Triteleia crocea var. crocea Wayne Roderick 1965-6-6 Siskiyou ca. 4 mi. e. Little Grayback Peak (ridge above headwaters of Indian Creek, Siskiyou Mts.); Siskiyou Mts. Comment
  UC765405  Triteleia crocea var. modesta W. Bridge Cooke 1940-6-6 15076 Siskiyou in moist places along Castle Lake road Comment
  SEINET10472653  Triteleia grandiflora Mary Susan Taylor 1980-7-8 Taylor 3116 Siskiyou T39N R5W se sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on ridge S of Castle Lake, above Hearts Lake. 2017 Comment
  SBBG15525  Triteleia ixioides var. anilina D. Myrick 1961-7-22 320 Siskiyou St Hwy 89 near McCloud 914 Comment
  RSA167136  Tsuga mertensiana J. M. Tucker 1963-7-8 3734 Siskiyou East side of Black Mountain, ca. 1 mile north of Marble Valley, Marble Mountain Wilderness Area. 1982 Comment
  CAS-BOT-BC80255  Tsuga mertensiana subsp. grandicona G. A. Coleman 1901-7-31 36 Siskiyou Near summit of range, west of forks of Salmon River Comment
  CAS-BOT-BC404218  Urtica dioica subsp. holosericea Lewis S. Rose 1945-6-22 45163 Siskiyou Walker, Klamath River 533 Comment
  CHSC72243  Urtica dioica subsp. holosericea Vernon H. Oswald; Lowell Ahart 1998-9-16 9639 Siskiyou Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi east of Hwy. 97. 1243 Comment
  UC8397  Vaccaria hispanica T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC199185  Vaccinium cespitosum W. R. Dudley 1893-6-20 s.n. Siskiyou Castle Lake Comment
  HSC29334  Vaccinium cespitosum Frederick W. Oettinger 1969-7-11 976 Siskiyou Marble Mountain Wilderness Area, NE shore of Hancock Lake 1936 Comment
  HSC19335  Vaccinium membranaceum J. O. Sawyer 1969-7-9 1234 Siskiyou N facing slope S of S Sugar Lake 2149 Comment
  HSC19366  Vaccinium membranaceum J. O. Sawyer 1968-9-11 703 Siskiyou Slopes above Twin Valley 1524 Comment
  HSC29347  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 763 Siskiyou Marble Mountain Wilderness Area, E side of Tobacco Lake 1890 Comment
  RSA238858  Vaccinium scoparium Frederick W. Oettinger 1968-8-3 370 Siskiyou Base Camp Meadow at mid-trail between Diamond and Hancock Lakes. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  CAS-BOT-BC199530  Vaccinium uliginosum Wm. Bridge Cooke 1939-7-7 13606 Siskiyou At Wagon Camp Comment
  SEINET208830 Image available Vahlodea atropurpurea J. M. Fleschner, R Pemble 1966-9-5 Siskiyou Along trail from Marble Mt. to Sky High Lake E of Marble Mt. Marble Mt. 1975 Comment
  CHSC1995  Valeriana californica V. Holt 1932-7-10 Siskiyou Mt. Eddy. 1524 Comment
  POM59722  Valeriana capitata subsp. californica Copeland 1903-8-18 3841 Siskiyou Mt. Eddy. Comment
  SD219128  Valeriana sitchensis R. 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. 1935 Comment
  UCD95095  Vancouveria hexandra J. M. Tucker; D. V. Hemphill 1974-7-26 4294 Siskiyou Let 'Er Buck Meadows, 0.5 mile east of Haypress Meadows, Marble Mountain Wilderness Area. 1432 Comment
  HSC73293  Vancouveria planipetala Gail Newton 1980-6-20 523 Siskiyou Near Bald Mtn. 1326 Comment
  UCR47905  Veratrum californicum Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  CAS-BOT-BC529103  Veratrum californicum Laura M. Lathrop 1903-7-17 s. n. Siskiyou Sisson Comment
  HSC19090  Veratrum californicum var. californicum J. O. Sawyer 1969-8-4 1824 Siskiyou Above Sugar Lake 2134 Comment
  JEPS82496  Veratrum californicum var. californicum Gilbert Muth 1965-8-3 152 Siskiyou Marble Valley Marble Mt. Wilderness Area 1792 Comment
  RSA237907  Veratrum viride Frederick W. Oettinger 1969-9-2 1591 Siskiyou Bear Meadow near Tom Tyler [Taylor] Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  CHSC8613  Verbascum thapsus G. Smalley 1967-6-17 Siskiyou Collected 6 miles e of Callahan. 1310 Comment
  SEINET9225188  Verbena lasiostachys G. D. Butler 1910-7-2 1621 Siskiyou Yreka. Comment
  RSA211145  Veronica americana William J. Ferlatte 1966-6-23 132 Siskiyou Trinity Alps: Yellow Rose Mine. 1982 Comment
  UC1001151  Veronica copelandii Dorothy Parker 1952-7-26 11 Siskiyou along edge of Cabin Meadow Creek which flows down the n slope of ridge between Scott Mountain and Mount Eddy Cabin Meadow Creek; Siskiyou Mountains, Cabin Meadow Creek 1981 Comment
  UC164332  Veronica peregrina subsp. xalapensis Geo. D. Butler 1909-5-2 692 Siskiyou near Yreka Comment
  RSA426507  Veronica serpyllifolia var. humifusa M. B. Dunkle 1944-7-1 9062 Siskiyou Smoky Creek, Siskiyou Nat'l Forest. 1829 Comment
  CDA6414  Veronica triphyllos T. C. Fuller 1970-3-24 19361 Siskiyou Juvenile Hall, south of junction of Annie & State Streets, Yreka. 0 Comment
  JEPS89184  Veronica wormskjoldii Gilbert Muth 1966-7-18 413 Siskiyou above Marble Valley (Marble Gap Trail); Marble Mountain Wilderness Area, Marble Gap Trail 1828 Comment
  SBBG7229  Veronica wormskjoldii H. and M. Dearing 1938-6-29 2192 Siskiyou Wagon Camp, Mt Shasta 1828 Comment
  UC917285  Veronica wormskjoldii R. Tofsrud and J. M. Tucker 1948-8-2 1769 Siskiyou Panther Meadows, s slope of Mount Shasta Panther Meadows; Mount Shasta, Panther Meadows 2407 Comment
  SFV5179  Vicia americana var. americana B. C. Templeton 1960-6-21 8651 Siskiyou Klamath Mountains Near the top of Scott Mountain. On mountain slopes. 1645 Comment
  UC1286471  Vicia americana var. americana W. B. and V. G. Cooke 1965-7-9 35124 Siskiyou Everett Memorial Highway; Mt. Shasta Comment
  UC164014  Vicia