Search Results — 2000 specimen records retrieved (1382 records with coordinates)
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC34996  Abies X shastensis Steve Adams 1975-11-8 Siskiyou N slope of of Rock Creek Butte on GO Rd., Bulk Collection #96 1524 Comment
  HSC44565  Abies X shastensis Robert Wharton 1977-10-9 Siskiyou N slope of Mt. Shasta, Bulk Collection #118 2287 Comment
  RSA237341  Abies X shastensis Frederick W. Oettinger 1968-9-8 788 Siskiyou The E side of English Lake on granitic cliff; Salmon Mountains. High Lake basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1784 Comment
  CAS-BOT-BC77937  Abies amabilis Eugene L. Parker 1961-10-3 s.n. Siskiyou Below [summitof] summit of Copper Butte on northern edge of Colony, Klamath National Forest 1920 Comment
  HSC29675  Abies amabilis Frederick W. Oettinger 1968-9-5 711 Siskiyou Salmon Mountains, The High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area: at south end of Diamond Lake 2073 Comment
  CAS-BOT-BC73505  Abies concolor Gilbert Muth 1965-7-29 313 Siskiyou Ridge near 4-corners. Comment
  HSC33944  Abies concolor J. P. Smith 1974-5-25 7432 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  HSC4982  Abies lasiocarpa J. O. Sawyer 1968-7-9 430 Siskiyou W of Little Duck Lake. 1936 Comment
  HSC5010  Abies lasiocarpa J. O. Sawyer 1968-10-8 754 Siskiyou W of Little Duck Lake 1936 Comment
  HSC67823  Abies magnifica J. O. Sawyer, J. Cole 1980-7-20 3767 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  HSC69711  Abies magnifica Maralyn A. Renner 1980-7-15 1773 Siskiyou English Lake inlet 1780 Comment
  SDSU1514  Abies procera D. F. Howe 1969-9-12 4675 Siskiyou West side of Little Grayback. 1524 Comment
  CAS-BOT-BC203223  Abutilon W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Comment
  LA202792  Acer glabrum var. glabrum Wm. Bridge Cooke; 1939-8-4 13809 Siskiyou Mt. Shasta, along the Sisson Southern Trail in branches of Cascade Gulch and in the Gulch. 1676 Comment
  CAS-BOT-BC332791  Acer macrophyllum Wm. Bridge Cooke 1940-7-12 15306 Siskiyou Near the Box Canyon of the Sacramento near Mt. Shasta City Comment
  RSA0000609  Acer macrophyllum Geo. D. Butler 1910-5-30 1434 Siskiyou Humbug Creek. Comment
  CAS-BOT-BC376180  Acer negundo Andrew Townesmith; Karen M. Meyer 2007-8-3 892 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along state route 96, 5.2 miles west of National Forest boundary. Vicinity of Cayuse Day Use Area 576 Comment
  CHSC86654  Achillea millefolium Jenny Marr 1993-7-1 37 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC92337  Achillea millefolium Jennifer Whipple 1976-7-26 1586 Siskiyou Ridgecrest between Dale Creek and Dobkins Lake Drainages 2468 Comment
  JEPS37100  Achillea millefolium W. L. Jepson 1940-7-3 20095 Siskiyou Bartle 1188 Comment
  RSA237254  Achlys triphylla Frederick W. Oettinger 1967-6-28 133 Siskiyou Kelly Gulch (tributary to Salmon River). The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  CAS-BOT-BC216924  Achnatherum occidentale Alice Eastwood 1921-7-28 10931 Siskiyou Medicine Lake Comment
  UCD50944  Achnatherum occidentale A. H. Murphy 1955-7-29 55 Q Siskiyou Klamath National Forest, Marble Mountains, Clear Lake. 1798 Comment
  RSA238977  Achnatherum occidentale subsp. californicum Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1156 Siskiyou Halfway Spring, trail from English Lake to Diamond Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA238983  Achnatherum occidentale subsp. occidentale Frederick W. Oettinger 1969-8-3 1141 Siskiyou Above English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC1265473  Achnatherum occidentale subsp. occidentale Frederick W. Oettinger 1968-9-6 744 a Siskiyou above Tom's Lake (Bear Meadow); Salmon Mtns., High Lake Basins near English Peak, Marble Mtn 2186 Comment
  UC166597  Achyrachaena mollis Geo. D. Butler 1910-5-8 1312 Siskiyou drylands near Yreka Comment
  UCD104570  Acmispon A. A. Heller 1920-7-6 13419 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. Comment
  HSC71465  Acmispon micranthus J. P. Smith 1973-5-5 6379 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC71544  Acmispon nevadensis J. P. Smith, Steve Selva 1970-6-16 4043 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  JEPS41327  Aconitum columbianum Ruby Van Deventer 1938-7-31 66 Siskiyou s. Little Greyback Mt. (Poker Flat); Poker Flat 1524 Comment
  JEPS80543  Aconitum columbianum Gilbert Muth 1965-8-16 220 Siskiyou Marble Mt. Wilderness Area, Black Mt. 1792 Comment
  UC454475  Aconitum columbianum I. J. Condit 1911-7-31 Siskiyou Shasta Springs Comment
  SD230275  Aconitum columbianum Louis C. Wheeler 1963-9-11 8382 Siskiyou Siskiyou Mountains: Dillon Creek. Humboldt Mer. 1493 Comment
  CAS-BOT-BC391534  Aconitum columbianum subsp. columbianum A. A. Heller 1914-8-28 11724 Siskiyou East side of Mt. Eddy 1310 Comment
  RSA183668  Aconitum columbianum var. columbianum Gilbert Muth 1965-8-16 220 Siskiyou Marble Valley, Marble Mts. Comment
  CAS-BOT-BC418812  Aconogonon phytolaccifolium G. J. Muth 1969-8-12 1372 Siskiyou Second Valley Comment
  HSC24101  Aconogonon phytolaccifolium J. O. Sawyer 1971-7-15 2428 Siskiyou Along Red Rock Valley Creek 1585 Comment
  SEINET10928998  Actaea rubra H. E. Brown 1897-8-1 Brown 583 Siskiyou 1524 Comment
  HSC58867  Adenocaulon bicolor Marvin Butler 1971-7-29 234 Siskiyou Near Copper Mountain Mines, close to the town of Cave Junction 1464 Comment
  HSC69392  Adenocaulon bicolor Maralyn A. Renner 1980-8-31 2641 Siskiyou Poker Flat at trailhead to Twin Valley 1524 Comment
  HSC46073  Adiantum aleuticum J. P. Smith, Steve Selva 1970-6-14 3876 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  HSC68427  Adiantum aleuticum Maralyn A. Renner 1980-7-4 1400 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  UC399476  Adiantum aleuticum Geo. D. Butler 1908-8-2 247 Siskiyou Shackleford Creek Comment
  UC637170  Adiantum aleuticum Edward Lee 1934-8-11 1033 Siskiyou Walker Creek, a tributary of Klamath River Walker Creek; e end Seiad Valley 609 Comment
  CHSC91255  Aegilops cylindrica Lowell Ahart; John Dittes 2005-6-10 12122 Siskiyou North side of the corral, end of Salvadori Road, Nelson Ranch, about 1 1/4 miles (air) south of Highway 99/97 Cutoff, about 5 1/4 miles (air) east-southeast of Grenada. 785 Comment
  OBI4708  Aegilops cylindrica T. C. Fuller 1960-5-24 4341 Siskiyou Ca. 4 mi E of Montague Comment
  UC1026513  Aegilops cylindrica John Thomas Howell 1952-6-15 28366 Siskiyou along rd. just e. Montague Comment
  SEINET515848  Agastache parvifolia Vernon Oswald 1997-7-28 8771 Siskiyou Forest Route 49 (Powder Hill Rd.) at 41N03 (to Porcupine Butte), 16 mi. S of Medicine Lake. 1366 Comment
  CAS-BOT-BC29444  Ageratina occidentalis Carl B. Wolf 1927-8-26 1081 Siskiyou On the Klamath River, 5 mi below Hamburg Comment
  CAS-BOT-BC29453  Ageratina occidentalis Nora Pettibone; Frank W. Hubby 1894-8-10 s.n. Siskiyou Upper Soda Springs Comment
  HSC29227  Ageratina occidentalis Frederick W. Oettinger 1968-8-23 616 Siskiyou Diamond Lake spillway half way to English Lake 1951 Comment
  HSC5639  Ageratina occidentalis D. M. Thomson 1965-8-7 178 Siskiyou California Lava Beds National Monument, 1 mile up Cave Loop Trail. Comment
  UCD128554  Ageratina occidentalis H. P. Olmo 1931-6-1 s.n. Siskiyou Somesbar. Comment
  HSC22431  Agoseris aurantiaca J. O. Sawyer 1969-7-18 1432 Siskiyou SW facing slope above Deacon Lee Trail 2195 Comment
  HSC29261  Agoseris aurantiaca Frederick W. Oettinger 1968-8-14 518 Siskiyou Marble Mountain Wilderness area; midway between Tom Taylor Cabin and English Peak Lookout 1997 Comment
  UC75991  Agoseris aurantiaca var. aurantiaca Milo S. Baker 1897-8-1 144 Siskiyou Payne's Springs Payne's Springs Comment
  POM33131  Agoseris grandiflora Geo. D. Butler 1910-5-26 1367 Siskiyou Yreka Comment
  CAS-BOT-BC15384  Agoseris grandiflora var. grandiflora G. P. Rixford not specified s.n. Siskiyou South side of Shaft-rock Mountain, Hilt Comment
  CAS-BOT-BC22771  Agoseris heterophylla Elmer I. Applegate 1936-5-19 10322 Siskiyou Lava Beds National Monument, between Indian Wells and Three Sisters. Comment
  CHSC33063  Agoseris heterophylla James P. Smith 1973-5-5 6479 Siskiyou Along Cook and Green Pass road. Comment
  HSC68072  Agoseris heterophylla J. P. Smith 1973-5-5 6563 Siskiyou Scott Bar along the Scott River Comment
  UCD128610  Agoseris heterophylla Robert E. Preston 2002-6-20 1850 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope. 1968 Comment
  POM361218  Agoseris heterophylla var. heterophylla M. B. Dunkle 1944-7-7 9094 Siskiyou Deer Creek. 1768 Comment
  HSC92584  Agoseris monticola Jennifer Whipple 1977-8-4 2159 Siskiyou Wagon Creek Drainage near Wagon Creek 2195 Comment
  HSC26916  Agrostis exarata J. P. Smith, J. O. Sawyer 1971-9-17 4779 Siskiyou Little Duck Lake Comment
  UC1025005  Agrostis exarata Leo Whitney 1935-7-15 3468 Siskiyou 2 mi se Medicine Lake; Bullseye Lake Comment
  SEINET10790008  Agrostis exarata A. Arthur Heller 1915-7-18 Heller 12114 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy, in moist open places in the forest. The original growth of Jeffrey pine has been succeeded by Douglas fir. 1250 Comment
  POM207472  Agrostis hallii W. C. Blasdale, Jos Burtt Davy 1899-7-30 6175 Siskiyou Near Ferndale Comment
  RSA215626  Agrostis idahoensis Gilbert Muth 1969-8-10 1313 Siskiyou Ridge west of Boulder Peak 2226 Comment
  HSC30515  Agrostis pallens Frederick W. Oettinger 1969-8-16 1390 Siskiyou Marble Mtn. Wilderness Area, rocky slope facing meadow near Upper English Lake 1768 Comment
  UCD37084  Agrostis pallens Beecher Crampton 1956-8-21 3827 Siskiyou Siskiyou County, 0.5 mile northeast of Gumboot Lake. 1767 Comment
  UCR133570  Agrostis pallens Frederick W. Oettinger, R. F. Thorne 1969-8-4 1160 Siskiyou Salmon Mountains, high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area; above Half-way Spring, on trail from English Lake to Diamond Lake 1951 Comment
  SEINET7594102 Image available Agrostis pallens F. W. Oettinger 1969-1 1390 b Siskiyou near Upper English Lake, Salmon Mountains 1768 Comment
  SEINET7594105 Image available Agrostis pallens F. W. Oettinger 1969-1 1377 Siskiyou inlet to English Lake, Salmon Mountains 1753 Comment
  SEINET7594122 Image available Agrostis pallens Frederick W. Oettinger 1969-1 1411 Siskiyou High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area, northeast of Wiregrass Meadows near English Lake Basin 1676 Comment
  HSC101547  Agrostis scabra J. P. Smith 2009-8-22 12658 Siskiyou Along the road to Bray. 1422 Comment
  UCD53529  Agrostis stolonifera P. B. Kennedy 1923-7-29 s.n. Siskiyou by camp Sisson (Mount Shasta). Comment
  UCD53628  Agrostis stolonifera A. H. Murphy 1958-8-4 58 -B Siskiyou Little Elk Lake Marble Mts. 1676 Comment
  HSC66101  Alisma triviale J. P. Smith, Steve Selva 1970-8-8 4546 Siskiyou Juanita Lake Comment
  UC357193  Allium bolanderi var. bolanderi Geo. D. Butler 1908-6-29 113 Siskiyou near Oro Fino 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
  JEPS84947  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
  HSC44754  Allium falcifolium J. O. Sawyer 1978-6-19 3259 Siskiyou Marble Mtn. Wilderness, along trail W of Grants Meadow 1860 Comment
  CAS-BOT-BC474037  Allium parvum M. S. Taylor; J. Prouty 1980-6-25 2963 Siskiyou Grizzly Peak and western ridge. 5 mi due e of Lake McCloud 1889 Comment
  POM258066  Allium siskiyouense C. L. Hitchcock, JS Martin 1939-7-9 5319 Siskiyou Between King s Castle and Black Mountains, west side of ridge. 1829 Comment
  JEPS61509  Allium validum Geo. D. Butler 1908-8-3 112 Siskiyou canyon below Log Lake; Shackleford Creek 1371 Comment
  UC1190109  Allium validum Ira L. Wiggins 1955-7-21 13440 Siskiyou 2 mi above Mt. View Ranch; Rush Creek Trail 1097 Comment
  CAS-BOT-BC478033  Allium validum A. A. Heller 1915-8-26 12233 Siskiyou Mt. Eddy in open swampy places in the forest 1828 Comment
  UC1220372  Allotropa virgata H. G. Baker 1963-7-4 4435 Siskiyou Idylwild Campground about 6 miles east of Sawyer's Bar Comment
  UCD77317  Allotropa virgata Robert E. Preston 2001-6-23 1586 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, N slope of Rainbow Mtn. 1920 Comment
  CAS-BOT-BC171414  Alnus incana subsp. tenuifolia W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Comment
  UC375243  Alnus incana subsp. tenuifolia Geo. D. Butler 1908-8-8 12 Siskiyou West Fork of Woolly Creek; bank of lake at head Comment
  UC484055  Alnus incana subsp. tenuifolia Carl B. Wolf 1930-10-22 1752 Siskiyou 1 mi w Mt. Shasta City 1066 Comment
  CAS-BOT-BC169638  Alnus rhombifolia L. E. Smith 1914-5-21 705 Siskiyou Weed Comment
  HSC65131  Alnus rhombifolia J. P. Smith, Steve Selva 1970-7-16 4408 Siskiyou Beaver Creek Campground. 823 Comment
  JEPS109399  Alnus rhombifolia Dean W. Taylor 2004-7-19 19190 B Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  CAS-BOT-BC169379  Alnus viridis subsp. sinuata Wm. Bridge Cooke 1939-8-10 13862 Siskiyou around springs on the walls of the Mud Creek Canyon from the Hudsonian to the Transition Zones. Mount Shasta 2133 Comment
  RSA158059  Alnus viridis subsp. sinuata Jack Major 1961-7-14 649 Siskiyou South wall of Mud Creek, Mount Shasta. 2317 Comment
  SEINET12027701  Alnus viridis subsp. sinuata H. P. Chandler 1901-1 1618 Siskiyou near Marble Mountain, North Coast Ranges 2134 Comment
  UC1100238  Alopecurus aequalis Herbert L. Mason 1948-7-18 13617 Siskiyou Grass Lake Comment
  JEPS125961  Alyssum alyssoides D. W. Taylor 1997-6-11 16044 Siskiyou Headwaters of Moffett Creek, Scott river drainage, at head of Sissel Gulch Comment
  JEPS94630  Alyssum alyssoides Vernon H. Oswald 1998-6-11 9178 Siskiyou on w side of Hwy 97 2.2 mi ne Lake Shastina-Big Springs Rd. (ne of Weed); Shasta NF plantation 1066 Comment
  SEINET7073536  Alyssum alyssoides A. G. Vestal 1963-6-1 s.n. Siskiyou Grassy slope with oak. About 4.6 miles southeast of Hornbrook on the Hornbrook - Ager Road. UTM Zone 10, 542900mN, 4366613mN. Coordinate datum: NAD27. Comment
  UCD114088  Alyssum alyssoides Jean Langenheim 1957-5-19 4341 Siskiyou Along road between Gazelle and Callahan. Comment
  JEPS54304  Amaranthus blitoides Geo. D. Butler 1908-8-14 64 Siskiyou near Yreka Comment
  JEPS54309  Amaranthus hybridus Geo. D. Butler 1908-7-13 543 Siskiyou near Yreka ( garden on Butler's ranch) Comment
  HSC36661  Amelanchier alnifolia var. semiintegrifolia Brent Whitely 1975-7-5 143 Siskiyou 213 Comment
  HSC18534  Amelanchier pallida R. C. Wunner 1965-8-21 465 Siskiyou California Lava Beds National Monument; 1/4 mile S from Cinder Pit in direction of Caldwell Cave 1402 Comment
  HSC4959  Amelanchier pallida J. O. Sawyer 1968-7-22 529 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  RSA453150  Amelanchier pallida Christopher Davidson 1975-6-5 2686 Siskiyou 0.8 mile N of Scott Mtn Summit on Hwy 3. 1585 Comment
  CAS-BOT-BC136913  Amelanchier utahensis J. H. Thomas 1954-5-13 4126 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Vicinity of Blind Horse Creek 1066 Comment
  JEPS82710  Amelanchier utahensis Wayne Roderick 1984-6-7 Siskiyou sw of Stewart Springs (Cabin Meadow); Cabin Meadow 1920 Comment
  HSC63987  Amsinckia intermedia J. P. Smith 1973-5-5 6533 Siskiyou Scott Bar along the Scott River Comment
  SEINET12480057  Amsinckia menziesii G. D. Butler 1269 Siskiyou Yreka. Comment
  CAS-BOT-BC45210  Anaphalis margaritacea A. A. Heller 1915-8-26 12247 Siskiyou Wagon Creek at the foot of Mt. Eddy 1127 Comment
  CAS-BOT-BC94795  Anaphalis margaritacea R. C. Wenk 2006-9-2 559 Siskiyou Trail to Caribou Lakes from Big Flat Meadow, above Big Conrad Gulch 1950 Comment
  JEPS8482  Anemone deltoidea Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-16 3450 Siskiyou at Poker Flat (near summit of Takilma-Happy Camp rd over Siskiyou Mtns, Del Norte-Siskiyou Co. line); Siskiyou Mtns 1630 Comment
  UC165941  Anemone deltoidea Geo. D. Butler 1908-8-9 354 Siskiyou Marble Valley Comment
  RSA105354  Anemone deltoidea G. D. Barbe 1955-7-6 135 Siskiyou Along northeast shore of Taylor Lake, Salmon Mtns. 1951 Comment
  RSA238287  Anemone deltoidea Frederick W. Oettinger 1968-8-6 427 Siskiyou SE corner of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  SEINET12086506  Anemone drummondii H. P. Chandler 1901-1 1676 Siskiyou Marble Mountain 2438 Comment
  UC8901  Anemone multifida Harley P. Chandler 1901-6-1 1657 Siskiyou North Coast Ranges, Marble Mountain Marble Mountain; North Coast Ranges, Marble Mountain 2438 Comment
  CAS-BOT-BC391970  Anemone occidentalis Harley P. Chandler 1901-6-1 1637 Siskiyou North Coast Ranges. Near Marble Mountain 2133 Comment
  HSC724  Anemone occidentalis William J. Ferlatte 1967-7-26 754 Siskiyou Caribou Basin, Sawtooth Ridge 2287 Comment
  UC585141  Anemone occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2005 Siskiyou ca. 1 1/2 mi. w. Mt. Shasta City (e. & n.e. of slope of spur of Rainbow Ridge above Sulloway Creek) 1180 Comment
  POM149887  Anemone occidentalis Geo. D. Butler 1910-7-10 1736 Siskiyou Upper Carufehell Lake. 1677 Comment
  RSA238273  Anemone occidentalis Frederick W. Oettinger 1967-7-25 182 Siskiyou Ridge SSE of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2223 Comment
  JEPS107478  Anemopsis californica Lowell Ahart, John Dittes 2005-6-9 12024 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
  JEPS16076  Angelica arguta Geo. D. Butler 1908-8-3 465 Siskiyou Log Lake, Shackleford Creek hackleford Creek; Log Lake, Shackleford Creek Comment
  JEPS22050  Angelica arguta Rimo Bacigalupi with Reino and Aloha Alava 1958-9-1 6798 Siskiyou 6.2 mi above junction with road to Gumboot Lake (sw of Mount Shasta town (formerly Sisson), headwaters Sacramento River, on road to Castle Lake, drainage of Scott Camp Creek) 1432 Comment
  HSC71966  Angelica tomentosa J. M. DiTomaso 1980-8-20 1891 Siskiyou Trail at Caribou Lake in Salmon-Trinity Alps Wilderness Area 1951 Comment
  JEPS33952  Antennaria argentea George D. Butler 1908-8-10 317 Siskiyou Shackelford Creek Comment
  HSC58900  Antennaria corymbosa Marvin Butler 1971-8-31 327 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction 1464 Comment
  CAS-BOT-BC59162  Antennaria dimorpha Dorothy Parker 1951-5-1 503 Siskiyou Mt. Boliver 1371 Comment
  RSA47802  Antennaria dimorpha Roxana S. Ferris, Laura Lorraine 1948-6-12 11830 Siskiyou Gazelle Mtn grade, road betw Callahan and Gazelle. 1500 Comment
  UC796526  Antennaria dimorpha Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11830 Siskiyou (rd between Callahan and Gazelle) Callahan; Gazelle Mountain Grade 1499 Comment
  UC891586  Antennaria geyeri Alice Eastwood 1912-7-15 1061 a Siskiyou McCloud Comment
  CAS-BOT-BC58712  Antennaria geyeri Elmer I. Applegate 1936-7-3 10501 Siskiyou Lava Beds National Monument. East side of Hippo Butte Comment
  HSC21991  Antennaria media J. O. Sawyer 1969-7-7 1085 Siskiyou Little Duck Lake 1966 Comment
  CAS-BOT-BC79907  Antennaria microphylla Elmer I. Applegate 1935-6-8 9429 Siskiyou Bear Paw Cave, Lava Beds National Monument Comment
  HSC62588  Antennaria microphylla Al Hobart Siskiyou Youngs Valley Comment
  CAS-BOT-BC84792  Antennaria racemosa Geo. D. Butler 1910-6-4 1502 Siskiyou Shackleford Creek Comment
  RSA416694  Antennaria racemosa M. B. Dunkle 1944-7-3 9071 Siskiyou Siskiyou Mts. Beaver Crk. 1677 Comment
  UC1409466  Antennaria rosea Frederick W. Oettinger 1968-8-14 516 Siskiyou Bear Meadow, midway between Tom Taylor Cabin and English Peak Lookout Salmon Mountains, English Peak, Marble Mountain Wilderness A 2004 Comment
  HSC21987  Antennaria rosea subsp. rosea J. O. Sawyer 1969-6-10 800 Siskiyou S face near Sugar Lake 1829 Comment
  RSA238714  Antennaria umbrinella Frederick W. Oettinger 1968-8-5 402 -a Siskiyou Mount Hemlock Forest, Shasta Ridge, between Diamond Lake and English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  CAS-BOT-BC102275  Anthemis cotula A. A. Heller 1916-7-20 12460 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy Comment
  CHSC1686  Antirrhinum vexillo-calyculatum subsp. breweri V. Holt 1943-8-5 Siskiyou Scott Valley. 1158 Comment
  CHSC26179  Apocynum androsaemifolium J. P. Kroessig 1977-8-6 62 Siskiyou Ca. 3 km sw of Mt. Shasta City. 1000 Comment
  HSC67802  Apocynum androsaemifolium J. Sawyer, J. Cole 1980-7-22 3981 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  JEPS49791  Apocynum androsaemifolium Geo. D. Butler 1908-8-1 76 Siskiyou Caldwell Ranch near Yreka Comment
  UC141642  Apocynum androsaemifolium Wm. M. Canby, Profs. C. S. Sargent and John Muir 1897-9-7 196 Siskiyou Mt. Shasta Comment
  UC196342  Apocynum androsaemifolium A. A. Heller 1914-8-25 11703 Siskiyou along R.R. embankment near Deetz station opposite Black Butte 1158 Comment
  CDA24198  Aquilegia formosa Don Shaw 1979-7-5 Siskiyou Greenhorn Creek area, near Yreka. 0 Comment
  HSC22426  Aquilegia formosa var. truncata J. O. Sawyer 1969-6-12 926 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  RSA68874  Aquilegia formosa var. truncata A. E. Culbertson 1943-7-1 82 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000' backwall; 14 miles S.W. of Mt. Shasta on N. side of a 6600 eastern spur of Trinity Mts.; 2000' above Sacramento. within 10 air miles of its headwaters to the west. Comment
  POM256018  Arabis divaricarpa Marion Ownbey, Ruth Ownbey 1938-7-20 1760 Siskiyou 1 mile E of Dry Lake Lookout, summit of the Siskiyou Mountains. Comment
  HSC95693  Arabis drummondii Juha Pykala, D. H. Norris 1987-7-26 2009 Siskiyou Klamath National Forest, N of Sulphur Springs between Doolittle Creek and Stanza Creek, eastern tributaries of Elk Creek 1372 Comment
  UC618764  Arabis glabra Reed Rollins 1938-7-15 11200 Siskiyou Bear Springs, meadow between Bear Springs creeks Mount Shasta 1524 Comment
  HSC77245  Arabis glabra var. glabra L. P. Janeway 1983-7-12 414 Siskiyou Near Rd. 19N07, 6.25 mi. N from Indian Cr. Rd. 1311 Comment
  RSA0129256  Arabis lyallii William J. Ferlatte 1967-8-20 1052 Siskiyou Caribou Basin, Sawtooth Ridge, steep N-facing slope; Trinity Alps. 2043 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
  RSA0001909  Arabis sparsiflora var. subvillosa Geo. D. Butler 1909-5-8 723 Siskiyou Yreka Hills. Comment
  HSC90612  Arabis suffrutescens Jennifer Whipple 1977-8-4 2166 Siskiyou Wagon Creek drainage on the E face of Mt. Eddy 2195 Comment
  RSA138227  Aralia californica P. C. Everett, E. K. Balls 1959-10-24 23942 Siskiyou 6 mi. W from Red Bank F. S. Camp, on road to Somesbar from Sawyers Bar Comment
  CAS-BOT-BC410078  Arceuthobium douglasii Louis C. Wheeler 1934-6-25 2783 Siskiyou West Fork of Cottonwood Creek, Siskiyou Mountains 1371 Comment
  UC54229  Arceuthobium douglasii H. M. Hall and E. B. Babcock 1903-6-15 4078 Siskiyou near Upton Sierra Nevada Mtns 1219 Comment
  SEINET8530039  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2003-7-27 2003 -41 Siskiyou 1.2 km NW of Ahlgren Cabin on Garden Gulch Trail Comment
  RSA597959  Arctostaphylos L. C. Wheeler 1963-9-3 8344 Siskiyou Siskiyou Mountains. Cyclone Gap chrome mine. Comment
  SEINET11996228  Arctostaphylos klamathensis F. T. Callahan 1982-1 6045 Siskiyou intersection of main rd into wilderness area & spur rd ca 1.5 mi W of Scott Mt Campground 1829 Comment
  UCD50870  Arctostaphylos klamathensis Roger Raiche 1982-10-13 20802 Siskiyou Around the little lake above and to east of Upper Cliff Lake. Comment
  CAS-BOT-BC39978  Arctostaphylos nevadensis W. R. Dudley 1893-6-20 s.n. Siskiyou Near Castle Lake by Mt. Shasta. Comment
  CAS-BOT-BC39991  Arctostaphylos nevadensis Alice Eastwood 1921-7-24 10764 Siskiyou Castle Lake Comment
  HSC4920  Arctostaphylos nevadensis J. O. Sawyer 1968-9-28 750 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  SEINET11989082  Arctostaphylos nevadensis subsp. knightii R. Raiche, Zadnik, K. 1982-1 20558 Siskiyou Deadwood Lookout near Yreka 1676 Comment
  CAS-BOT-BC46471  Arctostaphylos patula Wm. F. Herrin 1918-5-15 s.n. Siskiyou Shasta Springs. Comment
  CAS-BOT-BC46498  Arctostaphylos patula Alice Eastwood 1912-7-19 s.n. Siskiyou Mount Shasta. Comment
  CAS-BOT-BC46518  Arctostaphylos patula Doris K. Kildale 1928-8-19 6429 Siskiyou N. lake of Salmon River at Finley Camp. 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
  UC21886  Arctostaphylos patula Thos. Howell April, 1892 1448 Siskiyou near R.R. (top of mts.); Siskiyou Mts. Comment
  CAS-BOT-BC47014  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1928-7-1 5323 Siskiyou Forks of Salmon. Comment
  RSA15794  Arctostaphylos viscida subsp. viscida C. B. Wolf 1927-8-26 1028 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  JEPS84227  Arenaria congesta var. crassula L. R. Heckard with S. D'Alcamo, J. Hickman, and S. Winchester 1986-7-16 6321 Siskiyou ca. 7 mi nne Seiad Valley (w of Cook and Green Pass, ca. 1/2 mi se of Red Butte); w of Cook and Green Pass, nne of Seiad Valley 1750 Comment
  CAS-BOT-BC467188  Arenaria serpyllifolia var. serpyllifolia Alice Eastwood; John Thomas Howell 1937-6-26 5061 Siskiyou Near Forks of Salmon Comment
  CHSC69067  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1997-7-28 8805 Siskiyou Large, vernally flooded meadow on the east side of Forest Route 15, 10.9 mi north of Hwy. 89. 1383 Comment
  HSC12271  Arnica chamissonis Richard Spjut 1970-7-16 440 Siskiyou ca. 23 miles N of Weed on Hwy. 97, at Grass Lake 1524 Comment
  POM253187  Arnica chamissonis subsp. foliosa A. A. Heller 1938-7-13 15270 Siskiyou 1 mile south of Bray 1402 Comment
  CAS-BOT-BC82361  Arnica cordifolia L. R. Short 1933-5-22 55 Siskiyou Klamath National Forest, Slope above Hegler's 609 Comment
  SEINET10912115  Arnica diversifolia Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 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. T41N R3W S33. 2284 Comment
  CAS-BOT-BC82690  Arnica longifolia Bassett Maguire 1939-8-10 13864 Siskiyou along the wall of Mud Creek Canyon 2286 Comment
  JEPS125880  Arnica ovata Dean W. Taylor 1996-7-26 15842 Siskiyou Klamath National Forest; Scott Mountains, Crater Lake, in cirque above upper lake, about 10 air miles W of Weed. Comment
  CDA6799  Artemisia biennis R. Pederson, G. Pederson 1979-8-15 Siskiyou Lower Klamath National Wildlife Refuge. Comment
  CAS-BOT-BC90772  Artemisia ludoviciana subsp. ludoviciana G. J. Muth 1969-8-10 1331 Siskiyou Ridge w. of Boulder Peak 2377 Comment
  HSC76872  Artemisia ludoviciana subsp. ludoviciana K. T. Stillman 1976-9-9 475 Siskiyou Marble Mtn. Wilderness Area, N, NE and E side of Black Mtn. Comment
  UC1212151  Aruncus dioicus var. pubescens Francia Chisaki and Helen K. Sharsmith 1959-8-20 4742 Siskiyou Salmon River between Forks of Salmon and Somes Bar; Inner North Coast Ranges 304 Comment
  UC1409365  Aruncus dioicus var. pubescens Frederick W. Oettinger 1969-9-4 1670 Siskiyou Tobacco Lake Salmon Mountains, Marble Mountain Wilderness Area (vicinity of English Peak, w Siskiyou County) 1828 Comment
  CAS-BOT-BC400590  Asarum caudatum A. A. Heller 1919-6-27 13276 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC400703  Asarum hartwegii Wm. Bridge Cooke 1938-6-24 11105 Siskiyou Mount Shasta. Sisson Southern Trail Comment
  CAS-BOT-BC400691  Asarum hartwegii Ira L. Wiggins 1940-7-5 9480 Siskiyou 11 miles east of Sawyer's Bar on road to Etna 1011 Comment
  UC164124  Asclepias cordifolia Geo. D. Butler 1910-6-7 1531 Siskiyou Greenhorn Mountain Comment
  RSA76058  Asclepias cordifolia Geo. D. Butler 1910-5-23 1396 Siskiyou Humbug Mtn. 1220 Comment
  JEPS94694  Asclepias fascicularis Vernon H. Oswald and Lowell Ahart 1998-9-8 9601 Siskiyou Julia Glover Flat on USFS 3 ca. 6 air mi w of Mosquito Lake and Whitehorse Flat Reservoir Mosquito Lake; Julia Glover Flat on USFS 3 1112 Comment
  SEINET10913619  Asclepias speciosa K. Bridwell 1978-7-5 Bridwell 164 Siskiyou Along county dirt road between the Tablelands and Mahogany Ridge, ca 18 mi S of Klamath Falls, Ore., and 3 mi NE of Dorris, Calif. 1244 Comment
  CAS-BOT-BC69599  Aspidotis densa Doris K. Kildale 1929-7-20 8662 Siskiyou Raspberry Lake, upper Indian Creek. 1828 Comment
  HSC48322  Aspidotis densa J. P. Smith, Steve Selva 1970-6-15 3951 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  HSC76918  Aspidotis densa K. T. Stillman 1976-6-26 130 Siskiyou Marble Mtn. Wilderness Area, top of ridge W of Kings Castle. 2073 Comment
  UC722388  Aspidotis densa C. L. Hitchcock and J. S. Martin 1939-7-7 5283 a Siskiyou 1/2 mi below Sanger Peak Lookout 1524 Comment
  CAS-BOT-BC69595  Aspidotis densa Donald Branscomb 1958-7-1 s.n. Siskiyou Bald Mountain. Comment
  RSA760930  Aspidotis densa R. F. Thorne, Frederick W. Oettinger 1969-8-4 63380 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1768 Comment
  RSA238790  Aster alpigenus Frederick W. Oettinger 1969-8-4 1180 Siskiyou In wet, boggy meadow N of Tobacco lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC32789  Aster brickellioides Edwin Bingham Copeland 1903-8-17 s.n. Siskiyou Mt. Eddy 2225 Comment
  RSA417679  Aster integrifolius L. C. Wheeler 1934-8-14 3119 Siskiyou 1 mile west of White Mt., Siskiyou Mts. 1921 Comment
  JEPS54544  Astragalus accidens var. hendersonii Mrs. C. Quigley 1909-5-8 706 Siskiyou near Yreka (Klamath River); , near Yreka Comment
  RSA109723  Astragalus californicus H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1948-7-5 9633 Siskiyou 2 miles SW of Yreka. Alt. 2800 ft. Comment
  UC168740  Astragalus curvicarpus var. curvicarpus Katharine Brandegee July 1887 Siskiyou Ager Comment
  UC82564  Astragalus filipes Katharine Brandegee June 1887 Siskiyou Shasta Plains Comment
  JEPS107669  Astragalus gambelianus Lowell Ahart, John Dittes 2005-6-9 12013 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  CAS-BOT-BC192966  Astragalus purshii var. purshii L. E. Smith 1913-5-18 231 Siskiyou Bray Comment
  JEPS54808  Astragalus purshii var. tinctus J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  UC862791  Astragalus whitneyi A. A. Heller 1916-7-22 12487 Siskiyou e side Mt. Eddy Comment
  CAS-BOT-BC198718  Astragalus whitneyi var. siskiyouensis L. E. Smith 1913-7-2 448 Siskiyou Rainbow Comment
  HSC75134  Astragalus whitneyi var. siskiyouensis J. P. Smith, Thomas W. Nelson 1979-6-16 10135 Siskiyou Klamath National Forest, along Hwy. 3, 3.1 mi. from the Scott Mtn. summit. 1280 Comment
  RSA790235  Astragalus whitneyi var. siskiyouensis Rebecca Wenk 2005-7-19 319 Siskiyou Along Pacific Crest Trail, 1-2 miles south of parking lot at top of pass on National Forest Road 17, going towards Mt. Eddy. 2134 Comment
  UC1034573  Astragalus whitneyi var. siskiyouensis Douglas Barbe 1955-7-26 272 Siskiyou nw slope Scott Mt. (Klamath Mountains); , nw slope Scott Mt. 1828 Comment
  POM22313  Athyrium americanum E. B. Copeland 1903-8-16 3917 Siskiyou Mount Shasta 2378 Comment
  RSA692501  Athyrium americanum M. B. Dunkle 1945-7-19 9230 Siskiyou Cliff above Sky High Lake Comment
  CAS-BOT-BC66020  Athyrium filix-femina var. cyclosorum Copeland 1903-9-5 3848 Siskiyou Mt. Eddy Comment
  HSC29370  Athyrium filix-femina var. cyclosorum Frederick W. Oettinger 1968-8-14 511 Siskiyou Marble Mtn. Wilderness Area, just below Tom Taylor Cabin Spring 2043 Comment
  HSC36729  Athyrium filix-femina var. cyclosorum Brent Whiteley 1975-7-1 112 Siskiyou 671 Comment
  UC725959  Atriplex rosea A. A. Heller 1925-7-25 13902 Siskiyou Shasta Valley near Gazelle; Shasta Valley near Gazelle Comment
  HSC4367  Atriplex rosea R. C. Wunner 1965-8-14 416 Siskiyou Lava Beds National Monument, Hovey Point. 1220 Comment
  CAS-BOT-BC106544  Balsamorhiza deltoidea J. H. Thomas 1954-5-14 4183 Siskiyou Salmon Muontains, Klamath National Forest. Near South Fork of Salmon river, 5 to 9 miles southeast of Cecilville, 1219 Comment
  CHSC35673  Balsamorhiza deltoidea R. E. Preston 1982-5-1 275 Siskiyou Above Irongate Reservoir, ca. 1/2 mi SE of Camp Creek Recreation Area, ca. 20 mi NE of Yreka. 716 Comment
  RSA121103  Balsamorhiza sagittata M. H. Mitchell 1936-5-8 s.n. Siskiyou 0.25 mile east of Symbol Bridge on Road 1418 Comment
  UC1540008  Balsamorhiza sagittata M. Mitchell 1936-5-8 7 Siskiyou 1/4 mi e of, on road Symbol Bridge 1417 Comment
  CAS-BOT-BC16691  Barbarea orthoceras Alice Eastwood 1923-5-18 11822 Siskiyou Shasta Springs. Comment
  HSC39319  Berberis aquifolium var. repens J. P. Smith 1974-5-26 7382 Siskiyou Along FS Rd. 47N03 1524 Comment
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Feb 26 2013
  CAS-BOT-BC75925  Berberis piperiana Doris K. Kildale 1929-7-20 8653 Siskiyou Trail up South Fork Indian's Creek to Elk Lick. Comment
  CAS-BOT-BC75929  Berberis piperiana Louis C. Wheeler 1934-6-15 2716 Siskiyou Hungry Creek. Siskiyou Mountains. 1280 Comment
  CAS-BOT-BC75944  Berberis piperiana Mrs. H. P. Bracelin 1936-5-12 849 Siskiyou North base of Mount Eddy. 11 miles northwest of Mount Shasta City. About 2 miles east of Burney Mill. 1127 Comment
  UC1001148  Berberis vulgaris Dorothy Parker 1952-5-24 4 Siskiyou Low hillsides on Quartz Valley (Mill Creek) 883 Comment
  CAS-BOT-BC169475  Betula occidentalis A. A. Heller 1918-7-16 13036 Siskiyou Mt. Eddy, W of Sisson, on open southeastern gravelly and stony slope 1524 Comment
  UC166583  Bidens cernua Geo. D. Butler 1908-8-28 346 Siskiyou near Oro Fino Comment
  UCR30556  Bidens frondosa John C. Roos 1948-9-1 3942 Siskiyou Marsham Stream at Yreka Comment
  HSC92980  Bistorta bistortoides Jennifer Whipple 1976-7-8 1355 Siskiyou Along drainage into SW side of Dobkins Lake 2195 Comment
  SEINET4176349  Bistorta bistortoides D. Butler 1910-6-5 1477 Siskiyou Shackleford Creek 1219 Comment
  HSC68501  Blepharipappus scaber Maralyn A. Renner 1980-6-22 908 Siskiyou Slopes N of Little Shasta River 1372 Comment
  CAS-BOT-BC127948  Blepharipappus scaber L. E. Smith 1913-5-1 266 Siskiyou Edgewood Comment
  HSC81990  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson 1979-6-16 4865 Siskiyou Along Hwy. 3, 2.2 mi. N of Scott Mtn. Summit 1341 Comment
  RSA256697  Blepharipappus scaber J. P. Smith 1974-5-25 7506 Siskiyou Along road 8, 2.4 miles west of its junction with State Route 3. 976 Comment
  CAS-BOT-BC15795  Boechera acutina H. A. Thomas; J. H. Thomas 1954-7-24 4480 Siskiyou Salmon-Trinity Mountains vicinity of Rush Lake and Rush Creek Meadow. About 9 miles east of Cecilville. 1981 Comment
  CAS-BOT-BC15799  Boechera acutina John Thomas Howell 1937-7-26 13551 Siskiyou Caribou Gulch. Comment
  UC162611  Boechera acutina Harley P. Chandler Jun 1901 1630 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  UC166207  Boechera acutina Geo. D. Butler 1910-7-9 1719 Siskiyou Marble Mountain 1828 Comment
  CHSC36131  Boechera breweri K. Bridwell 1978-4-15 95 Siskiyou Irongate Reservoir at Jenny Creek, ca. 20 mi ne of Hornbrook. 762 Comment
  SEINET193231  Boechera breweri Lincoln Constance, Reed C. Rollins 1942-5-14 2930 Siskiyou Shasta River 6 miles north of Yreka. 762 Comment
  UC673146  Boechera breweri Lincoln Constance and Reed C. Rollins 1942-5-13 2910 Siskiyou 2 mi nw Scott Bar; Klamath-Siskiyou Region, Scott River 487 Comment
  UCD77351  Boechera platysperma Robert E. Preston 2001-6-23 1563 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
  CAS-BOT-BC25428  Boechera retrofracta J. H. Thomas 1954-5-13 4131 Siskiyou Klamath National Forest. Salmon Mountains. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. 1066 Comment
  SEINET5340254  Boechera retrofracta G. Butler 1663 Siskiyou Lay Lake - Shackleford Creek. 1219 Comment
  UC166138  Boechera sparsiflora Geo. D. Butler 1910-4-16 1178 Siskiyou Klamath hills Klamath Comment
  CAS-BOT-BC25930  Boechera suffrutescens John Thomas Howell 1937-7-21 13204 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  UC662434  Botrychium pumicola W. Bridge Cooke 1941-8-21 16223 Siskiyou basin near the spur on S bank of Diller Canyon, W side of Shastina Mount Shasta 2751 Comment
Read comments
Jul 3 2007
  HSC65509  Boykinia major Rich White 1977-7-7 107 Siskiyou NE shore of Devil's Punchbowl 1433 Comment
  RSA238310  Boykinia major Frederick W. Oettinger 1967-7-26 209 Siskiyou Outlet of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  SEINET10904152  Boykinia major Mary Susan Taylor 1980-7-8 Taylor 3105 Siskiyou T39N R5W ne sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on NW side of Castle Lake, along edge of lake. 1615 Comment
  CAS-BOT-BC418419  Boykinia occidentalis Doris K. Kildale 1929-7-20 8547 Siskiyou South Fork Indian Creek near Gilmore's 457 Comment
  SEINET10615085 Image available Brickellia greenei Edward L. Greene 1870-8-24 Greene 1012 Siskiyou At head of Scott River. Comment
  CAS-BOT-BC482218  Brodiaea coronaria var. coronaria Margaret M. Hanna 1958-6-20 s.n. Siskiyou Along highway, 6 miles south of Dunsmuir Comment
  UC375188  Brodiaea elegans subsp. elegans Geo. D. Butler 1908-6-28 Siskiyou flats Oro Fino Comment
  RSA127008  Bromus carinatus H. S. Yates 1936-6-21 5832 Siskiyou one mile southwest of Signal Butte. 1341 Comment
  UC1131049  Bromus carinatus var. carinatus H. A. Jensen 1933-9-30 358 Siskiyou Shasta National Forest, Signal Butte Signal Butte; Shasta National Forest, Signal Butte 1341 Comment
  UC618691  Bromus carinatus var. carinatus W. Bridge Cooke 1938-6-24 11062 Siskiyou Mount Shasta, MacBride Spring MacBride Spring; Mount Shasta, MacBride Spring 1524 Comment
  CAS-BOT-BC155962  Bromus commutatus Louis C. Wheeler 1934-6-22 2748 Siskiyou Klamath National Forest. Cottonwood Creek. 914 Comment
  HSC100299  Bromus hordeaceus J. P. Smith, & J. O. Sawyer 2011-6-25 13256 Siskiyou At the junction of Hwy. 3 and Callahan - Gazelle Road. 834 Comment
  JEPS69204  Bromus hordeaceus Geo. D. Butler 1909-5-26 817 Siskiyou along road near Yreka Comment
  CHSC71513  Bromus japonicus Vernon H. Oswald; Lowell Ahart 1998-7-21 9326 Siskiyou Hwy. 97 between Weed and Macdoel at the west end of Grass Lake. Along the edge of a meadow. 1524 Comment
  RSA211238  Bromus marginatus William J. Ferlatte 1966-6-23 138 Siskiyou along the Yellow Rose Mine Trail. 1677 Comment
  CAS-BOT-BC185605  Bromus tectorum L. R. Short 1933-6-16 49 Siskiyou Klamath Forest. Badger Creek. 762 Comment
  JEPS107670  Bromus tectorum Lowell Ahart, John Dittes 2005-6-9 12010 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  UCD59847  Bromus tectorum R. Tofsrud 1947-6-24 37 Siskiyou Near Gazelle. Comment
  HSC31125  Bromus vulgaris J. O. Sawyer 1971-8-19 2456 Siskiyou 2012 Comment
  HSC69271  Bromus vulgaris Maralyn A. Renner 1980-7-24 1996 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  UC2026512  Bulbostylis capillaris Louis C. Wheeler 1958-8-24 7432 Siskiyou Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  UC673211  Cacaliopsis nardosmia Lincoln Constance, Reed C. Rollins 1942-5-13 2906 Siskiyou Northwestern; Klamath Ranges Region; Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad, alt. 1500 ft. 457 Comment
  RSA245255  Calamagrostis koelerioides J. O. Sawyer 1969-8-4 1880 Siskiyou Southeast slope above Sugar Lake. 2165 Comment
  CHSC107138  Calliscirpus criniger R. E. Brainerd 2009-7-21 1535 Siskiyou Trinity Mountains, Gumboot Meadow; 12.2 air miles west of Dunsmuir. UTM Zone 10 541147E 4562996N. 1821 Comment
  HSC28738  Calocedrus decurrens Frederick W. Oettinger 1968-8-13 505 Siskiyou Marble Mtn. Wilderness Area, bank of Hancock Lake 1936 Comment
  HSC36735  Calocedrus decurrens Brent Whitely 1975-6-21 13 Siskiyou 223 Comment
  NY18933  Calocedrus decurrens A. A. Heller 1915-8-26 12254 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
  LA6441  Calocedrus decurrens Wm. Bridge Cooke; 1939-7-28 13786 Siskiyou Mount Shasta, along the Sisson Southern Trail 1676 Comment
  CAS-BOT-BC488618  Calochortus elegans var. nanus Doris K. Kildale 1928-7-2 5348 Siskiyou Salmon Summit, near Horn Creek Trail 1981 Comment
  JEPS55632  Calochortus nudus Wayne Roderick 1966-6-26 Siskiyou Castle Lake Camp 1676 Comment
  UC1282007  Calochortus nudus Louise Kellogg Aug 5 1953-Aug 7 1953 102 Siskiyou 1 mi n Cory Peak, Klamath National Forest (11 mi e of Callahan on road to Gazelle, then 5.8 mi s on logging road); Scott Mountains, Cabin Meadow 1844 Comment
  UCD63043  Calochortus nudus Daniel Sanchez-Mata; Tomas Santamaria 2006-7-26 s.n. Siskiyou Weed. Rail Creek Road from Gazelle-Callahan Road. Kangaroo Lake. Kangaroo Lake Botanical Area. The Fen Trail. Scott Mountains, Klamath National Forest. 1850 Comment
  HSC15410  Calochortus nudus Dorothy Parker 1949-7-4 Siskiyou Summit of Scott Mtn. 1677 Comment
  RSA211389  Calochortus nudus William J. Ferlatte 1966-6-22 100 Siskiyou Along the South Fork of the Salmon River between the campgrond and Carters; Trinity Alps. 1524 Comment
  SJSU2575  Calochortus tolmiei H. L. Buckalew 1962-7-9 Siskiyou near Poker Flat c. 4 mi W of junction of Indian Creek with W Fork Indian Creek, Siskiyou Mts 1066 Comment
  CAS-BOT-BC181505  Caltha leptosepala D. M. Traugh 1933-8-7 17 Siskiyou Marble Valley Comment
  CAS-BOT-BC181512  Caltha leptosepala Annie M. Alexander; Louise Kellogg 1949-7-28 5879 Siskiyou Sky High Valley, Marble Mountains 1767 Comment
  HSC96425  Caltha leptosepala Gordon Leppig, Tony LaBanca, Leonel Arguello 1997-6-27 494 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen 2200 Comment
  POM250707  Calycadenia ciliosa D. D. Keck 1938-8-7 4851 Siskiyou Schoolhouse Hill, 5.5 miles northeast of Callahan, on road to Gazelle. 1098 Comment
  UC1876208  Calycadenia fremontii Gerald D. Carr 1974-9-12 783 Siskiyou 0.4 mi E of Somesbar on Etna-Somesbar Rd. Comment
  UC89038  Calycadenia truncata K. Brandegee 1887-7-1 Siskiyou Edgewood Comment
  CAS-BOT-BC272754  Calycadenia truncata subsp. truncata Dr. E. B. Copeland 1903-7-4 3547 Siskiyou Klamathon Comment
  UCD77436  Calyptridium monospermum Robert E. Preston 2003-7-29 2165 Siskiyou S slope of Rainbow Mountain. 1787 Comment
  HSC61819  Calyptridium monospermum Ruby Van Deventer 1938-7-21 Siskiyou Poker Flat 1585 Comment
  JEPS17236  Calyptridium umbellatum W. L. Jepson 1940-6-27 20032 Siskiyou Mount Shasta, e slope Mount Shasta 1828 Comment
  SJSU9826  Calyptridium umbellatum M. D. Fleschner 1965-7-13 Siskiyou slope above Horse Camp on Mt Shasta 2438 Comment
  RSA0056441  Camelina sativa subsp. sativa Louis C. Wheeler 1934-6-10 2672 Siskiyou Hungry Creek. 1097 Comment
  POM224484  Camissonia tanacetifolia subsp. tanacetifolia L. S. Rose 1936-7-28 36710 -A Siskiyou Mt. Hebron 1298 Comment
  SEINET11262424  Campanula prenanthoides Alv Dan Youngberg 1964-7-19 49 Siskiyou West Branch Guard Station. Humbolt Meridian.; 0 671 Comment
  RSA238411  Campanula prenanthoides Frederick W. Oettinger, R. F. Thorne 1969-8-5 1198 Siskiyou On SE- facing slope along the trail between Abbots Upper Cabin and English Lake, just above Willow Springs. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  SEINET10463153  Campanula prenanthoides John T. Witherspoon 1977-8-10 Witherspoon s.n. 1977 Siskiyou 2 miles up Forest Service road 12N13 West of Bald Butte. T12N R6E Sec. 11 610 Comment
  JEPS80538  Campanula rotundifolia Gilbert Muth 1965-8-18 235 Siskiyou trail behind Black Mountain; Marble Mt. Wilderness Area 1950 Comment
  SEINET10873043  Campanula rotundifolia Edwin B. Copel 1903-9-7 Copeland 3852 Siskiyou Mount Eddy Comment
  SEINET10939036  Campanula scabrella Edwin B. Copel 1903-8-18 Copeland 3844 Siskiyou MT. EDDY 2743 Comment
  SEINET10972070  Campanula scabrella George Engelmann 1880-8-30 Engelmann s.n. Siskiyou SCOTTS MOUNTAIN UNDER PINUS ALBICAULIS & P. BALFOURIANA 2134 Comment
  JEPS82114  Campanula scouleri Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7453 Siskiyou about 13 airline mi nw Happy Camp (on jeep-road along Del Norte-Siskiyou cty boundary (ridge top) dividing Indian Creek drainage from Illinois River, leading to Twin Vly) Comment
  UC29022  Campanula scouleri Edward L. Greene 1876-8-22 1010 Siskiyou Scott Mountain 1828 Comment
  HSC66249  Campanula wilkinsiana Maralyn A. Renner 1980-8-21 2538 Siskiyou Kidd Creek 2043 Comment
  SEINET10872990  Campanula wilkinsiana Cooke 1941-8-28 COOKE 16238 Siskiyou Occasional through a spring area on the bank of Squaw Valley Creek, Mount Shasta 1829 Comment
  UC375295  Capsella bursa-pastoris Geo. D. Butler 1909-2-26 577 Siskiyou Yreka Comment
  CAS-BOT-BC37747  Cardamine californica L. E. Smith 1915-4-25 13272 Siskiyou Sisson. Comment
  POM95843  Cardamine californica var. integrifolia Geo. D. Butler 1910-6-4 1487 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC471258  Cardamine cordifolia Geo. D. Butler 1908-8-8 132 Siskiyou Marble Valley 1524 Comment
  CAS-BOT-BC471262  Cardamine cordifolia Annie M. Alexander; Louise Kellogg 1949-7-24 5856 Siskiyou Trail to Bear Lake, Paradise Lake area, Marble Mountains 1920 Comment
  CAS-BOT-BC37796  Cardamine nuttallii George Dexter Butler 1909-3-22 566 Siskiyou Slyva. Oro Fino. Comment
  HSC77125  Cardamine nuttallii K. T. Stillman 1976-6-25 101 Siskiyou Marble Mtn. Wilderness Area, upper Marble Valley Comment
  CAS-BOT-BC18389  Carex Annie M. Alexander; Louise Kellogg 1949-7-28 5887 Siskiyou Marble Mountains. Sky High Valley. 1767 Comment
  CAS-BOT-BC19771  Carex abrupta Louis C. Wheeler 1935-7-26 3718 Siskiyou Siskiyou Mountains. Jaynes Canyon. 1950 Comment
  HSC76857  Carex amplifolia L. P. Janeway 1982-8-2 101 Siskiyou Near headwaters of Coon Run, 3 mi. up FS 18N30 from S fork Indian Creek, 100 m below road 854 Comment
  UC822939  Carex athrostachya John Thomas Howell 1939-8-8 15139 Siskiyou between Sky High Valley and Marble Valley Marble Mountains Comment
  CAS-BOT-BC18124  Carex athrostachya William Bridge Cooke 1940-6-8 15124 Siskiyou In Mount Shasta City. 1082 Comment
  SEINET13329598  Carex aurea D. W. Taylor 2002-6-10 18126 Siskiyou Scott Mountain, bog along unnamed creek between Grouse Creek and Little Carmen Creek along Forest Road 40N08 1189 Comment
  CAS-BOT-BC19558  Carex bolanderi Melissa A. Berry 1957-7-11 s.n. Siskiyou Sugar Creek CCC Road, west of Callahan. 1463 Comment
  CAS-BOT-BC19655  Carex brainerdii L. P. Janeway 1983-8-7 523 Siskiyou East side of Peak 5148, near end of road 17N32 ca 19 miles from Indian Creek Road. 1554 Comment
  CAS-BOT-BC19659  Carex brainerdii John Thomas Howell 1937-7-26 13555 Siskiyou Caribou Gulch. Comment
  HSC77171  Carex brainerdii L. P. Janeway 1983-6-25 336 Siskiyou Cutbank of dirt road, 0.5 mi. N of W Branch USFS Station 671 Comment
  CAS-BOT-BC34885  Carex deflexa var. boottii John Thomas Howell 1937-7-25 13476 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC39845  Carex echinata subsp. echinata J. O. Sawyer 1969-7-25 1563 Siskiyou Above High Lake 2104 Comment
  HSC98401  Carex echinata subsp. echinata Jennifer Whipple 1977-8-6 2211 Siskiyou Mt. Eddy, SW of Dobkins Lake along drainage into the lake 2195 Comment
  HSC39312  Carex feta J. O. Sawyer 1969-7-9 1215 Siskiyou Near C.C.C. road, N of Sugar Creek 1433 Comment
  UC55223  Carex feta H. M. Hall and E. B. Babcock June, 1903 4061 Siskiyou Sisson Sierra Nevada Mountains, Mount Shasta 1066 Comment
  CAS-BOT-BC20753  Carex fracta David D. Keck 1938-8-7 4858 Siskiyou Scott Mountain Lodge, 2 mi. E of Callahan on E Fork of Scott River at junction with Mill Creek. 1000 Comment
  JEPS105023  Carex gigas Dean W. Taylor 1996-7-26 15838 A Siskiyou Scott Mountains; Crater Lake, in cirque above upper lake (about 10 air mi W of Weed); Klamath National Forest; Klamath Region 2316 Comment
  CAS-BOT-BC28084  Carex hoodii John Thomas Howell 1939-8-2 14936 Siskiyou Spirit Lake, Marble Mts. 1828 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
  HSC29667  Carex integra Frederick W. Oettinger, R. F. Thorne 1969-8-4 1175 Siskiyou Marble Mtn. Wilderness Area, Tobacco Lake 1829 Comment
  RSA237324  Carex integra Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1175 Siskiyou Tobacco Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC1576760  Carex jonesii Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-6-7 9025 Siskiyou Paynes Springs Upper Modoc Plateau, Medicine Lake highland 2011 Comment
  UCD77475  Carex jonesii Robert E. Preston 2001-7-21 1726 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W ne 1/4 Section 22 2066 Comment
  CHSC95090  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, at alder-shaded creek on steep north-facing slope. Along seepy road side-drainage to the creek. 1554 Comment
  HSC29636  Carex laeviculmis Frederick W. Oettinger, R. F. Thorne 1969-8-4 1179 Siskiyou Marble Mtn. Wilderness Area, N of Tobacco Lake 1890 Comment
  UC826561  Carex laeviculmis John Thomas Howell 1939-8-3 14964 Siskiyou Spirit Lake Marble Mts. 1828 Comment
  HSC76813  Carex laeviculmis L. P. Janeway 1982-6-25 23 Siskiyou 300 m. SE of No Mans Creek, 600 m. up Creek from the Clear Creek Rd. 610 Comment
  UCD140500  Carex lenticularis var. impressa A. H. Murphy 1960-8-9 60 D Siskiyou Klamath National Forest, Bear Lake. 1889 Comment
  SEINET7564650 Image available Carex lenticularis var. lipocarpa Frederick W. Oettinger 1968-9-9 801 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, Tom's Lake. 2012 Comment
  HSC85844  Carex luzulina L. P. Janeway 1983-7-10 398 Siskiyou Poker Flat 1524 Comment
  HSC76392  Carex luzulina L. P. Janeway 1982-7-2 34 Siskiyou Poker Flat, end of FS Rd. 18N33 1524 Comment
  CAS-BOT-BC31674  Carex luzulina var. ablata A. A. Heller 1920-7-6 13410 Siskiyou Metcalf's ranch, NE base of Mt. Eddy. 1158 Comment
  JEPS109246  Carex luzulina var. ablata D. W. Taylor 2005-8-18 19481 b Siskiyou Dry Creek Peak, cirque on N-face at headwaters of Antelope Creek, ca 12 air miles NE of the summit of Mt. Shasta. Comment
  RSA237330  Carex luzulina var. ablata Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1292 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  HSC68461  Carex mendocinensis Maralyn A. Renner 1980-7-4 1455 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  CHSC96143  Carex mertensii L. P. Janeway 2006-7-1 8718 Siskiyou Klamath Ranges. Salmon Mountains; just west of Carter Meadow, north side of South Fork Salmon River. 1579 Comment
  SEINET3138438  Carex mertensii R. Tallent 1987-8-12 900 Siskiyou Klamath NF, T39N R9W Sec. 32 SE 1/4; Long Gulch Lake near where the creek exits the lake 1940 Comment
  CHSC40197  Carex microptera L. P. Janeway 1983-8-6 490 Siskiyou At Poker Flat, a meadow in a fir forest. 1524 Comment
  JEPS84171  Carex microptera L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6436 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
  HSC76805  Carex microptera L. P. Janeway 1982-8-15 140 Siskiyou Above Echo Lake 1799 Comment
  HSC48022  Carex multicostata D. H. Norris 1972-6-12 22917 Siskiyou Along road to Jackson Lake, 3.5 mi. W of Callahan to Cecilville Hwy. Comment
  SEINET7568517 Image available Carex multicostata Frederick W. Oettinger, R. F. Thorne 1969-8-6 1244 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, Pine Lake Meadows. 1844 Comment
  CAS-BOT-BC119677  Carex nervina William Bridge Cooke 1938-7-15 11255 Siskiyou Spring meadow, Mt. Shasta 1737 Comment
  CAS-BOT-BC119679  Carex nervina William Bridge Cooke 1939-6-23 13547 Siskiyou Spring creeks formed by upper Wagon Camp springs in upper spring area. 1737 Comment
  UC618820  Carex nigricans J. W. Stacey 1938-8-18 11484 Siskiyou in the vicinity of the springs above Horse Camp (along the summit trail); Mount Shasta, Horse Camp Springs Comment
  SEINET10711540  Carex nigricans William B. Cooke 1941-9-10 Cooke 16298 Siskiyou Occasional around the springs along the summit trail above Horse Camp, Mt. Shasta. 2515 Comment
  SEINET7568932 Image available Carex nigricans Frederick W. Oettinger 1969-9-4 1658 Siskiyou Salmon Mountains, area at Tom's Lower Pond. 1951 Comment
  SEINET7568935 Image available Carex nigricans Frederick W. Oettinger 1968-8-2 358 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, east end of Diamond Lake. 2073 Comment
  HSC7157  Carex nudata L. C. Wheeler 1934-9-22 3296 Siskiyou Walker, Klamath River Comment
  UC144464  Carex nudata A. A. Heller 1905-6-1 7921 Siskiyou Between Dunsmuir and upper Soda Spring Comment
  SEINET8989728 Image available Carex pachystachya Unknown 2006-1 8717 Siskiyou Klamath Ranges. Salmon Mountains; just west of Carter Meadow north side of South Fork Salmon River. Deadman Peak 7.5 quad. Comment
  JEPS107832  Carex praegracilis Lowell Ahart, John Dittes 2005-6-10 12083 Siskiyou West edge of a water ditch, pipe discharge, pasture, about 90 yards east of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
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Mar 10 2008
  CAS-BOT-BC118772  Carex preslii John Thomas Howell 1937-7-25 13488 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC67702  Carex preslii Maralyn A. Renner 1980-8-8 2447 Siskiyou Rattlesnake Meadow 1646 Comment
  HSC89793  Carex rossii D. K. Imper Jun 1987 Siskiyou 8 mi. E of town of Mt. Shasta 1829 Comment
  JEPS113331  Carex rossii L. P. Janeway 2006-7-2 8727 Siskiyou Klamath Ranges. Salmon Mountains; near minor drainage to South Fork Scott River from the west, 1.6 km north of Carter Meadows Summit. Comment
  HSC60839  Carex rostrata Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  HSC76831  Carex rostrata L. P. Janeway 1982-9-3 184 Siskiyou Inlet to Little Carmen Lake 1768 Comment
  HSC76826  Carex scabriuscula L. P. Janeway 1982-8-14 134 Siskiyou Just E of Elk Wallow 1646 Comment
  HSC39299  Carex scopulorum var. bracteosa J. O. Sawyer 1969-8-5 1752 Siskiyou W of Little Duck Lake 2073 Comment
  HSC85805  Carex scopulorum var. bracteosa L. P. Janeway 1983-8-28 638 Siskiyou Poker Flat 1529 Comment
  CAS-BOT-BC117241  Carex spectabilis Robert F. Thorne; Frederick W. Oettinger 1969-8-10 38949 Siskiyou S slope Mt. Shasta, Panther Creek Meadows. Mt. Shasta National Forest. 2194 Comment
  HSC39292  Carex spectabilis J. O. Sawyer 1969-8-2 1720 Siskiyou E facing slope SW of Little Duck Lake 2241 Comment
  HSC76665  Carex spectabilis K. T. Stillman 1976-7-23 307 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  UC1265454  Carex spectabilis Frederick W. Oettinger 1969-9-2 1601 a Siskiyou above Tom Taylor Cabin (Bear Meadow); Salmon Mountains, Marble Mountain Wilderness 2164 Comment
  CAS-BOT-BC117236  Carex spectabilis K. T. Stillman 1976-7-23 307 Siskiyou Scott Bar Quad. Marble Mountain Wilderness Area. 2011 Comment
  CAS-BOT-BC117239  Carex spectabilis William Bridge Cooke 1938-9-8 11666 Siskiyou Squaw Creek Meadows. Upper portions of the meadows at Squaw and Panther Creeks 2590 Comment
  RSA211371  Carex spectabilis William J. Ferlatte 1967-8-21 1066 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. Trinity Alps. 2287 Comment
  SEINET7575712 Image available Carex spectabilis John Thomas Howell 1939-8-8 15189 Siskiyou Black Mt, Marble Mts. Comment
  SEINET4152285  Carex straminiformis Unknown 1939-8-6 15108 Siskiyou Elk Mountain, Marble Mountains Comment
  CAS-BOT-BC115847  Carex subfusca William Bridge Cooke 1940-7-5 15289 Siskiyou In the sedge swamp at Wagon Camp. 1737 Comment
  SEINET10751195  Carex teneriformis A. Arthur Heller 1922-7-15 Heller 13708 Siskiyou Common in moist meadows at Medicine Lake. Canadian. 2134 Comment
  HSC101889  Carex utriculata Dana York 2011-9-9 3094 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake. 1985 Comment
  SEINET7579992 Image available Carex vesicaria Veva Stansell 1995-10-1 3013 Siskiyou Whiskey Lake, south of Takilma, OR. 1463 Comment
  UCD77467  Carex whitneyi Robert E. Preston 1996-7-22 971 Siskiyou between Blanche Lake and Bullseye Lake 2072 Comment
  CAS-BOT-BC59703  Cassiope mertensiana Louis C. Wheeler 1934-8-17 3178 Siskiyou Klamath Forest. White Mountain. 1828 Comment
  RSA760761  Cassiope mertensiana R. F. Thorne, Frederick W. Oettinger 1969-8-4 63371 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2072 Comment
  JEPS84218  Cassiope mertensiana subsp. californica L. R. Heckard with J. Hickman et al. 1986-7-17 6466 Siskiyou Trail up Kangaroo Peak, S of Lily Pad Lake, ca 5mi N of the town of Seiad Valley 2011 Comment
  HSC30461  Cassiope mertensiana subsp. ciliolata Frederick W. Oettinger 1968-8-1 336 Siskiyou Marble Mtn. Wilderness Area, High Lake Basins, inlet stream to Little Hancock Lake 2043 Comment
  HSC19025  Castilleja applegatei subsp. pinetorum J. O. Sawyer 1969-7-25 1521 Siskiyou SE facing slope W of Sugar Lake 1845 Comment
  UC625497  Castilleja applegatei subsp. pinetorum Frank W. Gould 1938-6-27 480 Siskiyou 3 mi n Mount Shasta (town) 1082 Comment
  UC642564  Castilleja applegatei subsp. pinetorum Alice Eastwood 1939-7-14 13693 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  RSA165517  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-30 8029 Siskiyou Between Mud Springs and White Mt. 1829 Comment
  CAS-BOT-BC243746  Castilleja applegatei var. pinetorum A. A. Heller 1905-6-15 8033 Siskiyou Near Sisson Comment
  CAS-BOT-BC243750  Castilleja applegatei var. pinetorum Doris K. Kildale 1929-5-26 9184 Siskiyou Salmon River at Hawkins Bar 609 Comment
  CAS-BOT-BC243749  Castilleja applegatei var. pinetorum Wm. Bridge Cooke 1940-6-27 15195 Siskiyou In the Lava Park along the old logging road leading south up the north side of the mountain from Hotlum Station, Mount Shasta 1524 Comment
  JEPS84184  Castilleja arachnoidea L. R. Heckard with J. Hickman et al. 1986-7-17 6493 Siskiyou ca 14.5 mi from Hwy 96 (Walker) (Oak Knoll Ranger Station road to Condrey Mt., near Dry Lake); road to Condry Mt., near Dry Lake 1950 Comment
  UC60942  Castilleja arachnoidea Geo. B. Grant 1902-9-1 5114 Siskiyou Horse Camp; Mt. Shasta 2438 Comment
  RSA233657  Castilleja arachnoidea Robert F. Thorne, Frederick W. Oettinger 1969-8-10 39007 Siskiyou Mt. Shasta National Forest. S slope of Mt. Shasta. 2378 Comment
  CAS-BOT-BC32535  Castilleja globosa John Thomas Howell 1939-8-8 15159 Siskiyou Marble Mts. Black Mountain Comment
  UC1094394  Castilleja lacera Rimo C. Bacigalupi with Galen Smith 1957-6-26 5939 Siskiyou ca 2 mi n Weed (along Highway 99) 1036 Comment
  UC726462  Castilleja lacera A. A. Heller 1919-6-20 13260 Siskiyou Metcalf's Comment
  CAS-BOT-BC253617  Castilleja miniata Doris K. Kildale 1928-7-2 5389 Siskiyou Salmon Summit via Horn Creek trail 1981 Comment
  CAS-BOT-BC254008  Castilleja miniata Doris K. Kildale 1929-7-20 8722 Siskiyou Raspberry Lake, South Fork Indian Creek 1676 Comment
  CAS-BOT-BC254115  Castilleja miniata Alice Eastwood 1912-7-17 s.n. Siskiyou Sisson Comment
  HSC61199  Castilleja miniata Al Hobart 1967-8-9 Siskiyou El Capitan Comment
  JEPS84869  Castilleja miniata Steve Morgan 1987-7-28 Siskiyou 5 mi nw McCloud (s of Mt. Shasta, McGinnis Springs); Shasta-Trinity National Forest, McGinnis Springs 1767 Comment
  UC725309  Castilleja miniata A. A. Heller 1940-7-24 15751 Siskiyou outlet of Castle Lake Comment
  CAS-BOT-BC254024  Castilleja miniata John M. Tucker 1948-8-2 1768 Siskiyou Panther Meadows; Mt. Shasta 2407 Comment
  POM15492  Castilleja miniata Geo. D. Butler 1909-6-23 929 Siskiyou Goosenest. Comment
  SBBG25940  Castilleja miniata subsp. miniata D. Myrick 1966-8-8 1484 Siskiyou Josephine Lake, Mountain Meadow Ranch, Big Flat; Trinity Alps 1828 Comment
  CAS-BOT-BC241050  Castilleja pilosa L. E. Smith 1913-5-27 282 Siskiyou Weed Comment
  JEPS66323  Castilleja pilosa L. R. Heckard with T. I. Chuang 1971-7-16 2587 Siskiyou just s Mt. Shasta Vista (U.S. Route 97) (ca 2 mi n of Deer Lodge (n of Weed)) 1463 Comment
  HSC19032  Castilleja pruinosa J. O. Sawyer 1969-6-2 1019 Siskiyou Summit above Albert Lake 2256 Comment
  UC1341871  Castilleja pruinosa Noel H. Holmgren and James L. Reveal 1966-6-9 2679 Siskiyou 4 mi n Weed (U.S. Hwy 97); Shasta Valley 1158 Comment
  RSA237563  Castilleja pruinosa Frederick W. Oettinger 1968-8-2 368 Siskiyou Northeast of Diamond Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2088 Comment
  CAS-BOT-BC241083  Castilleja schizotricha Gilbert Muth 1965-8-6 s.n. Siskiyou Backside of Blk. Mt. 2072 Comment
  SEINET13737296  Castilleja schizotricha G. D. Butler 1910-7-9 1711 Siskiyou Wooley Creek. 1676 Comment
  CAS-BOT-BC48657  Ceanothus cordulatus A. A. Heller 1916-6-20 12418 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy in openings in the forest 1188 Comment
  UC338006  Ceanothus cordulatus Lemmon 1889-6-28 Siskiyou near Mt. Eddy; Shasta region 1828 Comment
  UC870511  Ceanothus cordulatus A. A. Heller 1916-6-20 12418 Siskiyou Metcalf's ranch, NE base of Mt. Eddy 1188 Comment
  POM172486  Ceanothus cuneatus Geo. D. Butler 1909-4-30 667 Siskiyou Yreka Comment
  CAS-BOT-BC63607  Ceanothus integerrimus Mrs. Pettibone 1894-8-8 s.n. Siskiyou Upper Soda Springs. Comment
  HSC36722  Ceanothus integerrimus Brent Whitely 1975-6-28 78 Siskiyou 915 Comment
  RSA1132  Ceanothus lemmonii B. D. Stark 1929-7-25 1393 Siskiyou 1 miles S of Dunsmuir. 671 Comment
  CAS-BOT-BC53079  Ceanothus prostratus Robert F. Thorne; Frederick W. Oettinger 1969-8-10 38946 Siskiyou Mt. Shasta National Forest - SW slope of Mt. Shasta along Ski Bowl Road 1280 Comment
  UC61167  Ceanothus prostratus W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson , Sisson (Mount Shasta) Comment
  CAS-BOT-BC52117  Ceanothus prostratus Milo S. Baker; Douglas Barbe 1955-7-28 310 Siskiyou 1 mile west of Scott Mtn Forest Camp, near the Siskiyou-Trinity County line 1676 Comment
  SEINET12210763  Ceanothus sanguineus R. Gankin, Hildreth, R. 1967-1 1182 Siskiyou 2.6 road mi from Lafayette Point on USFS road 39N04 off Black Bear Road between Sawyers Bar and 1707 Comment
  CAS-BOT-BC63159  Ceanothus velutinus W. B. C. 1938-6-17 11022 Siskiyou Sisson Southern Trail. 1371 Comment
  UC455427  Ceanothus velutinus I. J. Condit 1911-7-5 Siskiyou Mount Bradley near Shasta Retreat; Mount Bradley Comment
  CAS-BOT-BC63155  Ceanothus velutinus W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox. Comment
  CAS-BOT-BC52812  Ceanothus velutinus var. velutinus John Thomas Howell 1939-8-3 15016 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC52842  Ceanothus velutinus var. velutinus A. A. Heller 1919-6-27 13252 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  UCD14430  Centaurea cyanus R. M. Rhode 1984-5-26 s.n. Siskiyou downtown Weed, at the intersection of Highway 97 and Business 5; 1056 Comment
  CDA36863  Centaurea diffusa D. B. Joley 1976-6-24 5 A Siskiyou Lake Siskiyou. 0 Comment
  CDA7262  Centaurea maculosa T. C. Fuller 1967-8-15 16263 Siskiyou North side of Highway 97 (Weed to MacDoel), west of railroad spur at Grass Lake. 0 Comment
  RSA190715  Centaurea maculosa T. C. Fuller 1967-8-15 16263 Siskiyou Roadside, N side of Hwy 97 (Weed to Macdoel), W of R.R. spur at Grass Lake Comment
  HSC68079  Centaurea solstitialis J. P. Smith, Steve Selva 1970-6-17 4091 Siskiyou 12 mi. E of Somes Bar on road between Forks of Salmon and Somes Bar 366 Comment
  UC1776773  Centaurea stoebe subsp. micranthos Steelman 1996-7-10 s.n. Siskiyou Mott Road exit from I-5, north of Dunsmuir Comment
  UCD130114  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-26 11155 b Siskiyou W. H. Kerr, Flying K Ranch, upper Quartz Valley, 2 miles south of Mugginsville. Comment
  SEINET8582822  Centaurium exaltatum L. C. Wheeler 1935-7-3 3646 Siskiyou Shasta River, 2 miles NW of Montague. 762 Comment
  CAS-BOT-BC288802  Centromadia fitchii L. E. Smith 1913-6-25 405 Siskiyou Yreka Comment
  SEINET7379744 Image available Centromadia fitchii G. D. Butler 1910-7-31 1805 Siskiyou Near Yreka Comment
  CHSC2343  Cephalanthera austiniae V. Holt 1935-6-29 Siskiyou Mt. Shasta City. 1097 Comment
  RSA381929  Cephalanthera austiniae Louis C. Wheeler 1934-6-4 2638 Siskiyou Hamburg Gulch off Horse Creek, Siskiyou Mountains 762 Comment
  RSA381930  Cephalanthera austiniae M. B. Dunkle 1944-7-3 9069 Siskiyou Beaver Creek, Siskiyou National Forest. Sierra Nevada Comment
  SJSU2588  Cephalanthera austiniae H. L. Buckalew 1962-7-9 Siskiyou near Poker Flat c. 2 mi W of junction of Indian Creek with W Branch Indian Creek, Siskiyou Mts 1066 Comment
  CDA3351  Cerastium dichotomum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-28 2584 Siskiyou Between Old Highway 99 and railroad at Truttman Lane, 3.2 km south of Grenada. Comment
  HSC68106  Cerastium fontanum subsp. vulgare J. P. Smith 1973-5-5 6499 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  HSC65312  Ceratophyllum demersum J. P. Smith, Steve Selva 1970-7-16 4381 Siskiyou Along Klamath River, 2 mi. W of Seiad Creek 518 Comment
  UCD113081  Cercocarpus betuloides var. macrourus Delbert W. Hubbs 1975-10-8 s.n. Siskiyou Near Callahan. 1219 Comment
  UC1034587  Cercocarpus betuloides var. macrourus Milo S. Baker and Douglas Barbe 1955-7-1 81 Siskiyou 2.1 mi n of Callahan (at the mouth of Limekiln Gulch); Klamath Mountains, Limekiln Gulch 975 Comment
  UC1037459  Cercocarpus ledifolius var. ledifolius Douglas Barbe 1955-7-29 315 Siskiyou Scott Mountain; Klamath Mountains, Scott Mountain 1737 Comment
  CAS-BOT-BC276784  Chaenactis douglasii var. douglasii Elmer I. Applegate 1935-6-6 9367 Siskiyou Crater of Caldwell Butte, Lava Beds National Monument Comment
  HSC5259  Chaenactis douglasii var. douglasii D. M. Thomson 1965-7-31 161 Siskiyou Lava Beds National Monument, 1 mi. S of dump on telephone line road Comment
  UC1408798  Chaenactis douglasii var. douglasii Robert F. Thorne and Fred Oettinger 1969-8-10 38996 Siskiyou s slope of Mt. Shasta Mt. Shasta National Forest (above ski-lodge) 2377 Comment
  UC30996  Chaenactis douglasii var. douglasii Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sims Upper Sacramento Comment
  UC54083  Chaenactis douglasii var. douglasii H. M. Hall and E. B. Babcock 1903-6-1 4117 Siskiyou Mount Shasta, at n base Sierra Nevada Mountains, Mount Shasta 1524 Comment
  CAS-BOT-BC106037  Chaenactis suffrutescens Brandegee s.n. Siskiyou Mt. Shasta Comment
  UC1034641  Chaenactis suffrutescens Milo S. Baker 1955-6-26 13072 Siskiyou 4 mi s of Gazelle (Hwy 99) 914 Comment
  UC195206  Chaenactis suffrutescens Annie M. Alexander and Louise Kellogg 1911-8-12 308 Siskiyou near Toad Lake 2072 Comment
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Mar 20 2012
  HSC101477  Chamaecyparis lawsoniana J. P. Smith, J. O. Sawyer 2011-7-21 13029 Siskiyou Forest Service Road 14N03 to Flint Valley Comment
  HSC68305  Chamaecyparis lawsoniana Maralyn A. Renner 1980-7-4 1421 Siskiyou Clear Creek Trail, N of Trout Camp. 1067 Comment
  SEINET3863161 Image available Chamaecyparis lawsoniana J. P. Smith, Steve Selva 1970-7-15 4343 Siskiyou Klamath Nat'l forest; road to Happy Camp; mixed coniferous forest.; 0 732 Comment
  UCR110582  Chamaecyparis nootkatensis L. C. Wheeler 1963-8-25 8275 Siskiyou Preston Peak: Summit ridge 2134 Comment
  HSC19502  Chamerion angustifolium subsp. circumvagum J. O. Sawyer 1969-7-23 1169 Siskiyou Near Horse Range Creek. 1341 Comment
  HSC27081  Cheilanthes gracillima J. P. Smith, J. O. Sawyer 1972-9-13 5781 Siskiyou 0.5 mi. W of Cook and Green Pass on rd. to Lily Pad Lake. Comment
  RSA331957  Cheilanthes gracillima Dave Kelly, Walter Wisura 1985-7-31 4079 Siskiyou Near Kangaroo Lake, Scott Mountains, on granite rocks near campgrounds Comment
  CAS-BOT-BC68249  Cheilanthes gracillima Geo. D. Butler 1908-8-5 237 Siskiyou Near Cold Spring West Fork of Woolly Creek Comment
  RSA239012  Cheilanthes gracillima Frederick W. Oettinger 1966-6-22 27 Siskiyou Salmon River district, Klamath 1829 Comment
  HSC92340  Chenopodium atrovirens Jennifer Whipple 1977-8-5 2189 Siskiyou Near Little Crater Lake 2195 Comment
  UC851136  Chenopodium foliosum L. E. Smith 1914-6-24 722 Siskiyou Sisson Comment
  RSA478563  Chenopodium rubrum L. C. Wheeler 1934-10-21 3338 Siskiyou Shasta Valley 8 miles NE of Gazelle. 869 Comment
  HSC141  Chimaphila menziesii William J. Ferlatte 1966-8-3 270 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  JEPS83881  Chimaphila menziesii Wayne Roderick July 1976 Siskiyou vicinity of Cook & Green Pass; Siskiyou Mts. 1463 Comment
  HSC27644  Chimaphila menziesii Carl W. Mize 1972-6-22 85 Siskiyou 976 Comment
  HSC29318  Chimaphila menziesii Frederick W. Oettinger 1968-8-7 432 Siskiyou Base Camp Meadow, midway down Diamond--Hancock Lake trail 2012 Comment
  CAS-BOT-BC452264  Chimaphila umbellata L. E. Smith 1913-9-1 555 Siskiyou Mt. Eddy Comment
  HSC19319  Chimaphila umbellata J. O. Sawyer 1968-9-13 716 Siskiyou W of the Happy Camp/O'Brien Rd. between Louse Creek and Indian Creek, on the E slopes of Little Grayback 1463 Comment
  UC1043391  Chimaphila umbellata P. C. Everett and E. K. Balls 1954-10-11 20266 Siskiyou s.w. Mt. Shasta town (forest service camp, Castle Lake); Castle Lake 1249 Comment
  UC1483423  Chimaphila umbellata John Palmer 1980-8-15 1007 Siskiyou n.e. Seiad Low Gap (on spur of F.S. Rd. 46N50); Klamath Nat'l Forest, Seiad Valley Quad. 1463 Comment
  CAS-BOT-BC452257  Chimaphila umbellata W. R. Dudley 1901-8-24 s.n. Siskiyou Salmon Mountains, near camp Comment
  CDA38837  Chimaphila umbellata subsp. occidentalis F. D. Horn 1979-7-22 s.n. Siskiyou Duck Lake Creek near Etna. 0 Comment
  RSA467021  Chimaphila umbellata subsp. occidentalis M. B. Dunkle 1944-7-15 9099 Siskiyou Deer Creek 1768 Comment
  RSA68953  Chimaphila umbellata subsp. occidentalis A. E. Culbertson 1943-7-17 5 Siskiyou Near Forest Service Camp Grd. about a mile downstream from Castle Lake on road to town of Shasta; on north slope of a 6600' eastern spur of Trinity Mts. and 1500 above Sacramento R., within 9 air miles of its headwaters to the west., Mt. Shasta 13 miles to NE. 1524 Comment
  JEPS107654  Chorispora tenella Lowell Ahart, John Dittes 2005-6-10 12120 Siskiyou East side of the corral, end of Salvadori Road, Nelson Ranch, about 1 1/4 miles (air) south of Highway 99/97 Cutoff, about 5 1/4 miles (air) east-southeast of Grenada 785 Comment
  CAS-BOT-BC252661  Chorizanthe membranacea Louis C. Wheeler 1934-6-9 2665 Siskiyou Klamath River between Dutch Creek adn Deadman Gulch, Siskiyoui Mts. 670 Comment
  CAS-BOT-BC36379  Chrysolepis chrysophylla Doris K. Kildale 1928-8-20 6626 Siskiyou at lead of north Fork Salmon River, Finleys upper Camp Comment
  CAS-BOT-BC36386  Chrysolepis chrysophylla Wm. Bridge Cooke 1938-9-2 11588 Siskiyou Sisson Southern Trail 1371 Comment
  UC1409350  Chrysolepis chrysophylla Frederick W. Oettinger 1969-7-29 1097 Siskiyou ridge just s Uncles Lake (near inlet stream, vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  OBI55492  Chrysolepis sempervirens David J. Keil 1992-7-21 23554 Siskiyou Klamath Natl Forest SE of Callahan. Forest Road 40N08, 4.2 mi W of Scott Mtn road (hwy 3) Comment
  UCR37810  Chrysopsis villosa var. hispida K. T. Stillman 1976-9-9 467 Siskiyou Marble Mtn Wilderness Area, Marble Mtn Guard Station, Scott Bar 15' Q. Comment
  SEINET3134428  Chrysothamnus viscidiflorus subsp. viscidiflorus L. S. Rose 1941-8-28 41427 Siskiyou Dorris 1292 Comment
  UC567205  Chrysothamnus viscidiflorus subsp. viscidiflorus H. A. Jensen 1933-8-29 344 Siskiyou near Cedar Park School; Dunsmuir Quad. 883 Comment
  UC750566  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1941-8-28 41427 Siskiyou Dorris 1291 Comment
  HSC96870  Cinna latifolia Gordon Leppig 1998-8-13 998 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, in cirque W of Little Duck Lake 2200 Comment
  HSC19172  Circaea alpina subsp. pacifica J. O. Sawyer 1969-7-24 1516 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  UC454590  Circaea alpina subsp. pacifica I. J. Condit 1909-8-23 Siskiyou Castle Lake near Sisson; Castle Lake 1828 Comment
  RSA237259  Circaea alpina subsp. pacifica Frederick W. Oettinger 1967-6-28 132 Siskiyou Kelly Gulch, tributary of Salmon River. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 677 Comment
  CDA1028  Cirsium andersonii M. R. Pryor 1950-7-26 s.n.-C Siskiyou Hwy 99, 4 mi. N of Gazelle. Comment
  CAS-BOT-BC285344  Cirsium andersonii E. K. Balls 1949-7-8 13920 Siskiyou Between Callahan and Scott Mountain 1524 Comment
  CAS-BOT-BC277924  Cirsium canovirens T. C. Fuller 1979-10-3 20271 Siskiyou Both sides of Goosenest Road, 14 km. northeast of Tennant 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
  CDA1190  Cirsium cymosum B. Villegas 1999-6-8 s.n. Siskiyou 3 mi. N/ Yreka; Jim Sewell property, near junction Anderson Grade Rd. & Hwy 263 Comment
  CDA1275  Cirsium inamoenum T. C. Fuller 1979-10-3 20271 -B Siskiyou Goosenest Rd., 14 km northeast of Tennant. 0 Comment
  CAS-BOT-BC285573  Cirsium occidentale var. candidissimum L. E. Smith 1913-7-24 510 Siskiyou Yreka 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-BC228966  Cistanthe umbellata Wm. Bridge Cooke 1939-7-13 13658 Siskiyou Mount Shasta. Red Butte in The South Gate Comment
  CAS-BOT-BC228969  Cistanthe umbellata Elmer I. Applegate 1923-8-18 3848 Siskiyou Medicine Lake Comment
  CAS-BOT-BC228973  Cistanthe umbellata Geo. B. Grant 1902-9-7 s.n. Siskiyou Mt Shasta Comment
  CAS-BOT-BC228988  Cistanthe umbellata Mrs. H. P. Bracelin 1931-6-21 454 Siskiyou North side of Mt. Eddy above Dobkin's Lake, near Mt. Shasta City 2133 Comment
  CAS-BOT-BC228954  Cistanthe umbellata L. R. Short 1933-8-6 23 Siskiyou Klamath National Forest. Marble Valley 1792 Comment
  CAS-BOT-BC172568  Clarkia purpurea subsp. purpurea L. E. Smith 1913-6-20 384 Siskiyou Weed Comment
  CAS-BOT-BC163457  Clarkia purpurea subsp. quadrivulnera L. B. Kildale 1930-6-1 9699 Siskiyou Salmon River between Forks of Salmon & Somes Bar Comment
  CAS-BOT-BC163459  Clarkia purpurea subsp. quadrivulnera L. B. Kildale 1930-6-1 9699 Siskiyou Salmon River at Crapp Creek Comment
  RSA34386  Clarkia rhomboidea W. Bridge Cooke 1947-8-1 17765 Siskiyou Along the Shasta Snowline Highway, Mt. Shasta. Comment
  CAS-BOT-BC439101  Claytonia cordifolia Gilbert Muth 1966-7-8 354 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  SEINET5336338  Claytonia cordifolia G. Butler 1910-6-5 1510 Siskiyou Shackleford Creek Comment
  HSC61812  Claytonia lanceolata Ruby Van Deventer 8 Jun [year missing] Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC439810  Claytonia perfoliata Roxana S. Ferris; Laura Lorraine 1948-6-12 11886 Siskiyou Small tributary of Etna Creek below Mill Creek Bridge 1066 Comment
  UC726455  Claytonia rubra subsp. rubra A. A. Heller 1919-6-27 13277 Siskiyou Metcalf's Comment
  HSC4884  Claytonia sibirica J. O. Sawyer 1968-7-2 377 Siskiyou Upper drainage of Joe Creek on steep N facing slopes. 1677 Comment
  SFV1150  Claytonia sibirica D. Parker 1949-5-26 122 Siskiyou Salmon Mountains. Along the banks of Wildcat Creek. 1220 Comment
  UC61655  Clematis ligusticifolia Geo. B. Grant September 1902 5215 Siskiyou Mt. Shasta, Dunsmuir 609 Comment
  HSC69574  Clintonia uniflora Maralyn A. Renner 1980-8-6 2260 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  CAS-BOT-BC499972  Clintonia uniflora A. A. Heller 1919-6-20 13251 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC500968  Clintonia uniflora Volney Rattan 1879-6-1 s.n. Siskiyou Siskiyou Mountains, Northwest California Comment
  UCD139629  Clintonia uniflora J. G. Ferrell 1941-4-1 s.n. Siskiyou Near Edgewood. Comment
  CAS-BOT-BC238055  Collinsia L. E. Smith 1913-7-24 487 Siskiyou Mc Cloud [McCloud] Comment
  POM258051  Collinsia linearis C. Leo Hitchcock, J. S. Martin 1939-7-7 5232 Siskiyou Road to Bollan Lake 6 mi. from junction with Takilma-Happy Camp Road. 1768 Comment
  UC166170  Collinsia parviflora Geo. D. Butler 1910-3-20 1133 Siskiyou hills near Yreka Comment
  RSA165528  Collinsia rattanii Clare B. Hardham 1961-6-30 8121 Siskiyou Siskiyou Mountains: White Mt. Comment
  RSA412241  Collinsia torreyi Louis C. Wheeler 1934-6-12 2692 Siskiyou Hungry Creek Lookout, Siskiyou Mountains. 1463 Comment
  SBBG6893  Collinsia torreyi var. latifolia H. and M. Dearing 1939-7-2 3807 Siskiyou Salmon Mtn 1828 Comment
  SBBG6891  Collinsia torreyi var. torreyi H. and M. Dearing 1939-7-1 3778 Siskiyou Etna-Salmon Divide 1828 Comment
  HSC76757  Collomia grandiflora K. T. Stillman 1976-7-21 270 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  JEPS71029  Collomia grandiflora Geo. D. Butler 1908-8-9 106 Siskiyou summit above Cold Spring; Wooly Creek 1828 Comment
  POM75189  Collomia heterophylla Geo D. Butler 1910-6-4 1496 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC229524  Collomia larsenii Dean Wm. Taylor 1987-6-26 9070 Siskiyou Little Mount Hoffman, 2 miles W from Medicine Lake 2209 Comment
  UC52433  Collomia tinctoria W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou 18th Cr. Sac. River, Sisson Comment
  CAS-BOT-BC230675  Collomia tracyi L. B. Kildale 1930-6-1 9781 Siskiyou Black Bear trail to Sawyers Bar, Salmon RIver Comment
  CAS-BOT-BC180421  Comandra umbellata subsp. californica A. A. Heller 1905-6-1 7937 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  RSA15592  Convolvulus arvensis C. B. Wolf 1927-8-27 1120 Siskiyou On the Klamath River, Happy Camp. Comment
  HSC19039  Corallorhiza maculata J. O. Sawyer 1969-6-11 812 Siskiyou Next to C.C.C. road near the N fork of Horse Range Creek. 1326 Comment
  JEPS64338  Corallorhiza maculata W. L. Jepson July, 1894 21269 Siskiyou Sisson Comment
  JEPS80487  Corallorhiza maculata Gilbert Muth 1966-7-14 397 Siskiyou Marble Valley Marble Mt. Wilderness Area 1792 Comment
  UC164418  Corallorhiza maculata Geo. D. Butler 1910-6-5 1479 Siskiyou Shackelford Creek Comment
  UCSB24759  Corallorhiza maculata Keefe, Joseph 1967-7-11 Siskiyou Cook and Green Pass; north of Seiad Valley 1341 Comment
  RSA758224  Corallorhiza maculata Robert F. Thorne 1969-8-2 63322 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  HSC77013  Corallorhiza striata K. T. Stillman 1976-6-24 38 Siskiyou Marble Mountain Wilderness Area, trail from Lovers Camp to Marble Valley 1463 Comment
  CDA36727  Cordylanthus tenuis Barbara L. Wilson, Richard E. Brainerd 2010-8-3 16192 Siskiyou Shasta-Trinity National Forest, along road 40N43 west of Lake Siskiyou; at first creek crossing west of junction with road 26. Comment
  UCD123171  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-9 16291 b Siskiyou Shasta-Trinity National Forest, on Stewart Springs Road (Forest Service Road 17) 5.3 miles from the Gazelle Road. 1304 Comment
  JEPS85954  Cordylanthus tenuis subsp. viscidus Don Burk 1990-11-3 Siskiyou w Dunsmuir (n side of road 40N26, ca. 1.8 mi below South Fork Sacramento River Bridge); Shasta National Forest 1828 Comment
  UCD123184  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16231 Siskiyou North Shore Road, north side of Lake Siskiyou, 1.2 miles west of cross road. 996 Comment
  POM250769  Cordylanthus tenuis subsp. viscidus D. D. Keck 1938-8-8 4863 Siskiyou Scott Mtns., ridge between Mill and Mule Creeks, 3 mi. S.E. of Scott mt. Lodge. 1340 Comment
  CAS-BOT-BC212281  Cornus glabrata Wm. Bridge Cooke 1940-6-20 15171 Siskiyou Along the bank of the Klamath River along the Pacific Highway below Hornbrook. 609 Comment
  POM78082  Cornus glabrata Geo. D. Butler 1910-5-22 1385 Siskiyou Yreka Creek. Comment
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Jan 23 2011
  SEINET10739246  Cornus glabrata Andrew Townesmith, Karen M. Meyer 2007-8-3 Townesmith 893 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along state route 96, 5.2 miles west of National Forest boundary. Vicinity of Cayuse Day Use Area. T46N R7W, near boundary between sections 7 and 8. 576 Comment
  CAS-BOT-BC212071  Cornus nuttallii Doris K. Kildale 1929-7-20 8630 Siskiyou Trail up South Fork Indian Crek to Elk Lick 609 Comment
  UCD117162  Cornus nuttallii Beecher Crampton 1956-8-21 3849 Siskiyou Siskiyou County, canyon of the Sacramento River just above North Fork Junction with the Middle and South Fork. 1066 Comment
  CAS-BOT-BC210396  Cornus sericea Doris K. Kildale 1928-8-18 6455 Siskiyou Head of North Fork of Salmon River at Finley's Upper Camp Comment
  CAS-BOT-BC210399  Cornus sericea A. A. Heller 1920-8-11 13504 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  HSC61806  Cornus sericea subsp. sericea Ruby Van Deventer 1938-7-13 Siskiyou Poker Flat. 1585 Comment
  UC1190158  Cornus sericea subsp. sericea Ira L. Wiggins 1955-7-24 13503 Siskiyou trail at crossing of China Creek (above diversion dam) 1301 Comment
  CAS-BOT-BC180198  Corylus cornuta subsp. californica Geo. D. Butler 1910-5-30 1433 Siskiyou Humbug Creek Comment
  JEPS105110  Crepis acuminata Dean W. Taylor 1993-7-30 13988 Siskiyou Bolan Lake Road (Forest Road 4812) about 2 miles east of Indian Creek Road (Forest Road 40S07); Klamath National Forest 1584 Comment
  CAS-BOT-BC290505  Crepis bakeri subsp. cusickii L. E. Smith 1915-5-1 s.n. Siskiyou Hilt Comment
  CAS-BOT-BC291529  Crepis intermedia Louis C. Wheeler 1934-6-29 2829 Siskiyou Soda Creek, Klamath Forest 1066 Comment
  CAS-BOT-BC376493  Crepis occidentalis subsp. conjuncta Lewis S. Rose 1937-7-3 37388 Siskiyou Black Butte, N. of Mt. Shasta City 1005 Comment
  HSC36780  Crepis occidentalis subsp. pumila J. P. Smith 1974-5-25 7409 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  HSC2264  Crepis pleurocarpa Geo. D. Butler 1910-5-19 1365 Siskiyou Yreka Comment
  CDA4484  Crocidium multicaule Vernon H. Oswald & Lowell Ahart 1998-6-11 9215 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Road and Highway 97, ca. 5 miles north of Macdoel. Comment
  HSC44642  Crypsis schoenoides K. T. Stillman 1976-8-24 431 Siskiyou Along the Klamath River at Williams Point 366 Comment
  UC1473428  Cryptantha subretusa Gilbert Jerome Muth 1978-8-3 7501 Siskiyou near Houston Creek (close to town of Callahan); China Mt. Quad. 2346 Comment
  POM228969  Cryptantha torreyana L. C. Wheeler 1935-5-26 3531 Siskiyou Yreka Creek, Siskiyou Mts. 915 Comment
  RSA47775  Cryptantha torreyana Roxana S. Ferris, Laura Lorraine 1948-6-12 11853 Siskiyou 1.5 miles below summit of Gazelle Mountain grade, east side. 1418 Comment
  HSC69273  Cryptogramma acrostichoides Maralyn A. Renner 1980-9-1 2688 Siskiyou Bear Mtn. 1936 Comment
  UC1408846  Cryptogramma acrostichoides Frederick W. Oettinger 1968-8-5 404 Siskiyou ridge between Diamond Lake and English Peak (Shasta Ridge); Salmon Mts, High Lake Basins, English Peak vicinity, Marble 2072 Comment
  SEINET10754656  Cryptogramma cascadensis Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 874 Siskiyou Shasta-Trinity National Forest. At the upper end of county road A10, mile 13.8 (from beginning of road in Mount Shasta City, 12.7 miles from National Forest boundary sign). Highest vehicle accessible point on Mount Shasta. T41N R3W S33 NW 1/4. 2399 Comment
  CAS-BOT-BC70531  Cryptogramma cascadensis Geo. B. Grant 1902-9-1 5098 Siskiyou Horse Camp, Mt. Shasta 2438 Comment
  RSA233668  Cryptogramma cascadensis R. F. Thorne 1969-8-10 38980 Siskiyou Mount Shasta National Forest, south slope of Mount Shasta. 2378 Comment
  CAS-BOT-BC85604  Cupressus bakeri C. O. Stone 1964-6-6 287 Siskiyou Approximately 100 yards NE of Quarry, Fall river Mills Quad. 1109 Comment
  NY16600  Cupressus bakeri J. P. Carson 1978-1-12 273 Siskiyou Lassen National Forest, Hat Creek Ranger District. Timbered Crater, 16 miles north of Fall River Mills Comment
  RSA24032  Cupressus bakeri O. V. Matthews 1939-7-18 38 Siskiyou NW Goose Nest, E of Yreka Comment
  RSA30874  Cupressus bakeri L. C. Wheeler 1935-4-14 3417 Siskiyou West Fork Seiad Creek, Siskiyou Mtns. (Mt Diablo Mer) Comment
  UC650676  Cupressus bakeri Oliver V. Matthews 1939-7-14 34 Siskiyou North-westerly Grove , North-westerly Grove (Goose Nest Region) 1524 Comment
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Oct 13 2013
  CAS-BOT-BC80560  Cupressus bakeri John Kipping 1970-9-8 s.n. Siskiyou between e. and w. forks of Seiad Creek, Siskiyou Mts. 853 Comment
  SEINET10531421 Image available Cupressus bakeri Carl B. Wolf, E. R. Johnson 1934-10-9 Wolf 2130 Siskiyou Siskiyou Mts. above W. Fork of Seiad Creek, 3/4 mi above forks of creek. Arid transition:- Yellow Pines, Douglas Firs. Sun. S slope in red rock/ 1160 Comment
  SEINET10531424  Cupressus bakeri Carl B. Wolf, E. R. Johnson 1934-10-8 Wolf 2127 Siskiyou Modoc Lava beds, 1 mi N.E. of timbered crater on old stage Rd. from Dana to Little Hot Springs Valley. Arid transition:- Arctostaphlos Patula, Yellow Pines. Sun. Lava Rock. 1220 Comment
  JEPS95350  Cupressus lawsoniana Vernon H. Oswald and L. Ahart 1994-7-11 6407 Siskiyou T39N R5W SW1/4 SE1/4 Sec. 16, 4750 ft, Yellow Pine Forest. 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
  HSC3221  Cycladenia humilis R. C. Wunner 1965-6-15 185 Siskiyou Lava Beds National Monument, Caldwell Butte SE side. 1463 Comment
  UCD77584  Cymopterus terebinthinus var. californicus Robert E. Preston 2002-7-12 1908 Siskiyou Klamath National Forest, S slope of Rainbow Mountain. 1789 Comment
  SEINET3153057  Cynoglossum occidentale G. D. Butler 1910-6-4 1497 Siskiyou Phackleford creek Comment
  HSC103019  Cynosurus echinatus J. P. Smith 2014-6-6 13876 Siskiyou Along State Route 96 at the Portuguese Creek Access to the Klamath River 416 Comment
  HSC36703  Cynosurus echinatus Brent Whiteley 1975-6-23 39 Siskiyou 223 Comment
  POM211391  Cyperus acuminatus L. C. Wheeler 1934-10-11 3317 Siskiyou Siskiyou Mountains: Oak Knoll Ranger Station, Klamath River. (Mt Diablo Mer.) 670 Comment
  JEPS45923  Cyperus bipartitus Louis C. Wheeler 1934-8-31 3229 Siskiyou W. Fork Beaver Creek, Lund Ranch Siskiyou Mts., W. Fork Beaver Creek, Lund Ranch 1066 Comment
  CAS-BOT-BC114690  Cyperus bipartitus Louis C. Wheeler 1934-9-15 3259 Siskiyou Walker, Klamath River. 518 Comment
  CAS-BOT-BC114283  Cyperus esculentus Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar Comment
  CDA30916  Cyperus odoratus M. Beyers, G. F. Hrusa 2010-8-18 697 Siskiyou Highway 96; Sluice Box Klamath River Access. 556 Comment
  CDA30923  Cyperus squarrosus M. Beyers, G. F. Hrusa 2010-8-18 698 Siskiyou Highway 96; Sluice Box Klamath River Access. 0 Comment
  CAS-BOT-BC114199  Cyperus strigosus Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar. Comment
  HSC19325  Cypripedium fasciculatum J. O. Sawyer 1968-6-18 229 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  CAS-BOT-BC136503  Cypripedium fasciculatum Lester Rowntree 1937-7-31 s.n. Siskiyou Field redacted by CAS, contact the data manager for more information Comment
  UC845296  Cypripedium montanum S. P. Rixford Siskiyou Hilt Comment
  CAS-BOT-BC136479  Cypripedium montanum G. P. Rixford s.n. Siskiyou Field redacted by CAS, contact the data manager for more information Comment
  UC1408835  Cystopteris fragilis Frederick W. Oettinger 1969-7-9 944 Siskiyou nw of Upper English Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1798 Comment
  CHSC4378  Dactylis glomerata M. M. Gregg 1966-5-14 151 Siskiyou 4 mi sw of Etna. McConnahue Gulch. In a Mrs. Parkers driveway. Comment
  HSC26624  Dactylis glomerata J. P. Smith, Steve Selva 1970-6-15 3946 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  JEPS68513  Dactylis glomerata Geo. D. Butler 1909-6-18 835 Siskiyou Yreka Comment
  HSC19073  Danthonia californica J. O. Sawyer 1969-8-1 1689 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC58836  Danthonia californica Butler 1971-7-21 186 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction. 1433 Comment
  POM365004  Danthonia californica var. americana M. B. Dunkle 1945-7-24 9263 Siskiyou Klamath National Forest, Marble Mountains; Dad's Pocket Comment
  UCD60865  Danthonia californica var. americana A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3439 Siskiyou Near Happy Camp. Above Klamath River. Comment
  CHSC61562  Danthonia californica var. californica L. P. Janeway 1983-8-26 595 A Siskiyou Siskiyou Mountains; at Poker Flat, in the upper part of the lower portion of the meadow. 1524 Comment
  CDA31646  Danthonia unispicata Gordon Leppig 1998-8-13 1000 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, in cirque west of Little Duck Lake. Comment
  HSC103046  Danthonia unispicata J. P. Smith 2014-6-7 13904 Siskiyou Along Forest Service Road 40N08, east of State Route 3 1701 Comment
  HSC19071  Danthonia unispicata J. O. Sawyer 1969-7-25 1530 Siskiyou SE facing slope W of Sugar Lake 1845 Comment
  HSC66258  Darlingtonia californica Maralyn A. Renner 1980-7-4 1435 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  RSA624980  Darlingtonia californica Louis C. Wheeler 1963-8-25 8267 Siskiyou South slope of Preston Peak: Near Rattlesnake Meadow. 1585 Comment
  SEINET12007447  Darlingtonia californica H. M. Hall, Babcock, E. B. 4042 Siskiyou Sierra Nevada Mountains, 18th crossing Sacramento River, near Sisson, Transition Zone, Mt. Shasta Comment
  SEINET6647407  Darlingtonia californica E. McClintock, W. Roderick 1967-7-28 s.n. Siskiyou Gumboat Lake, SW Mt. Eddy 1829 Comment
  HSC30498  Darmera peltata Frederick W. Oettinger 1969-8-29 1561 Siskiyou Between 4th and 5th river crossing, Main N Fork Trail, Salmon Mtns. Comment
  CDA24230  Delphinium andersonii Vernon H. Oswald & Lowell Ahart 1998-6-11 9227 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Road and Highway 97, ca. 5 miles north of Macdoel. Comment
  UC1733716  Delphinium andersonii Frank Gould, Kay H. Beach 1940-5-15 1241 Siskiyou Bull Meadows Comment
  CAS-BOT-BC9049  Delphinium decorum subsp. tracyi Dorothy Inez Parker 1948-5-11 45 Siskiyou Around old Southern Oregon Sawmill, Plowman's Valley 1219 Comment
  RSA30376  Delphinium depauperatum Lincoln Constance, R. C. Rollins 1942-5-14 2926 Siskiyou Road to Walker Post Office, 4 miles W of Yreka. 1220 Comment
  CAS-BOT-BC8900  Delphinium glaucum Gilbert J. Muth 1965-8-2 s.n. Siskiyou Marble Valley Comment
  HSC679  Delphinium nuttallianum William J. Ferlatte 1966-6-23 150 Siskiyou Big Flat, near public camp 1524 Comment
  JEPS84232  Delphinium nuttallianum L. R. Heckard with J. Hickman et al. 1986-7-17 6518 Siskiyou e Condrey Mt. (n-facing cliffs); Alex Hole 1960 Comment
  JEPS93822  Delphinium nuttallianum Vernon H. Oswald and Lowell Ahart 1998-6-11 9205 Siskiyou 9 air mi e of Grass Lake (22 air mi ne of Weed, Dry Lake on the s side of Tennant Road); Dry Lake, Tennant Road 1402 Comment
  CDA24254  Delphinium nuttallianum D. Osterhandt, Don Shaw 1978-3-31 Siskiyou Between Forks of Salmon and Somes Bar. 0 Comment
  RSA273076  Delphinium trolliifolium Alice Eastwood, John T. Howell 1937-6-26 5036 Siskiyou Salmon Mts, 10 miles SW of Etna. Comment
  UCR37854  Deschampsia atropurpurea K. T. Stillman 1976-8-8 399 Siskiyou Marble Mountain Wilderness Area Comment
  CAS-BOT-BC201638  Deschampsia danthonioides A. A. Heller 1915-7-18 12120 Siskiyou Metcalf's ranch, base of Mt. Eddy Comment
  UC815232  Deschampsia danthonioides Louis C. Wheeler 1934-6-22 2751 Siskiyou Cottonwood Creek Siskiyou Mts., Cottonwood Creek 914 Comment
  CAS-BOT-BC201934  Deschampsia elongata A. A. Heller 1915-7-18 12134 Siskiyou Metcalf's ranch, base of Mt. Eddy Comment
  HSC99934  Deschampsia elongata J. P. Smith, & J. O. Sawyer 2011-7-31 13354 Siskiyou Sugar Creek Trail W of Callahan 1463 Comment
  RSA238395  Deschampsia elongata Frederick W. Oettinger 1969-9-4 1633 Siskiyou East side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC157089  Deschampsia elongata Dr. E. B. Copeland 1903-8-19 3912 Siskiyou Mt. Eddy 1371 Comment
  CDA5618  Descurainia sophia L. Ahart, J. Dittes 2005-6-9 12054 Siskiyou 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. Comment
  RSA60669  Descurainia sophia I. L. Wiggins 1950-5-27 12353 Siskiyou Banks of East Fork of Scott River at Callahan Ranger Station, Callahan. 976 Comment
  UCD114790  Descurainia sophia R. N. Raynor 1940-4-11 s.n. Siskiyou Montague. Comment
  RSA297053  Dicentra formosa subsp. formosa John F. Emmel 1974-7-20 520 Siskiyou Meadow 0.6 air mile SE of Dry Lake Lookout, Siskiyou Mountains. 1890 Comment
  HSC635  Dicentra pauciflora William J. Ferlatte 1967-6-29 574 Siskiyou Yellow Rose Mine 1982 Comment
  HSC71076  Dichelostemma ida-maia M. A. Baker 1980-6-20 2197 Siskiyou Near Bald Mtn. 1036 Comment
  CAS-BOT-BC500992  Dichelostemma multiflorum L. B. Kildale 1930-6-1 9832 Siskiyou Mill Creek near Etna Mills. Comment
  POM109926  Dichelostemma multiflorum Geo D. Butler 1910-5-18 1361 Siskiyou Yreka Comment
  JEPS40718  Dieteria canescens var. incana Geo. D. Butler 1911-9-11 1869 Siskiyou Comment
  UC1332426  Dieteria canescens var. shastensis W. Bridge Cooke 1940-7-12 15336 Siskiyou along Memorial Highway; Mount Shasta Comment
  UCR70754  Dimeresia howellii D. W. Taylor, G. L. Clifton, R. D. Stone 1987-8-7 9250 Siskiyou Caldwell Butte, Lava Beds National Monument. On crater floor at northern interior 1500 Comment
  CAS-BOT-BC153728  Diplacus nanus John Thomas Howell 1937-7-21 13174 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  UCD137488  Dipsacus fullonum P. B. Schultz 1967-7-12 86 Siskiyou in town of Mt. Shasta across street from hospital. 1097 Comment
  RSA577801  Disporum hookeri var. hookeri Louis C. Wheeler 1934-8-10 3104 Siskiyou Siskiyou Mountains, Jaynes Canyon 1128 Comment
  CAS-BOT-BC136093  Dodecatheon alpinum Wm. Bridge Cooke 1940-6-6 15069 Siskiyou Little meadow at the outlet of Castle Lake. 1676 Comment
  RSA238734  Dodecatheon alpinum Frederick W. Oettinger 1969-7-15 1029 Siskiyou On wet, cold, meadow at 'Bear Meadow' spring in saturated humus-located mid-way as the crow flies between Tom Taylor cabin and English Peak summit., The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  UC22358  Dodecatheon alpinum Harley P. Chandler June, 1901 1572 Siskiyou near Marble Mountain; North Coast Ranges, near Marble Mountain 1828 Comment
  HSC33972  Dodecatheon hendersonii J. P. Smith 1974-5-25 7463 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  RSA68858  Dodecatheon jeffreyi A. E. Culbertson 1943-6-29 98 Siskiyou In creek below Castle Lake; in north facing cirque with an abrupt 1000' backwall; 14 mi. s.w. of Mt. Shasta on n. side of A 6600' eastern spur of Trinity Mrs.; 2000' above Sacramento R. within 10 air miles of its headwaters to the west. 1657 Comment
  HSC30792  Dodecatheon jeffreyi Melinda F. Denton 1973-6-30 2939 Siskiyou Klamath National Forest, Young's Valley, 5 mi. S of Sanger Lake at base of El Capitan 1409 Comment
  UC1520669  Downingia bacigalupii Noel H. Holmgren and Patricia K. Holmgren 1980-7-1 9449 Siskiyou 13.3 mi ssw Macdoel (U.S. Highway 97) Comment
  SEINET10550647 Image available Downingia bacigalupii John H. Weiler, A. P. Nelson 1960-6-24 Weiler 60205 Siskiyou In a bowl-shaped, rocky bottomed depression at the side of Dorris-Beswick road 2.7 miles southwest of the California-Oregon border. Abundant. Associated with Erynigium. Comment
  CHSC71294  Downingia insignis Vernon H. Oswald; Lowell Ahart 1998-6-11 9217 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Rd. and Hwy. 97 ca. 5 mi north of Macdoel. 1295 Comment
  CHSC71478  Downingia pulcherrima Vernon H. Oswald; Lowell Ahart 1998-7-21 9333 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-BC540707  Draba howellii Dana York 2012-7-21 3139 Siskiyou Siskiyou Mountains: Rogue River-Siskiyou National Forests, Red Butte Wilderness, NE Slope of Red Butte 1925 Comment
  HSC61985  Draba howellii Al Hobart Siskiyou Preston Peak Comment
  CAS-BOT-BC41314  Draba pterosperma George Dexter Butler 1908-8-8 33 Siskiyou Marble Valley. Comment
  CAS-BOT-BC41413  Draba verna Roxana S. Ferris; Laura Lorraine 1948-6-12 11894 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle. 1499 Comment
  CAS-BOT-BC159435  Drymocallis glandulosa var. glandulosa Doris K. Kildale 1928-7-2 5375 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  CAS-BOT-BC527347  Drymocallis glandulosa var. reflexa A. A. Heller 1916-6-20 12399 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  UC1190237  Drymocallis lactea var. austiniae Ira L. Wiggins 1955-7-27 13525 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  HSC76652  Drymocallis lactea var. lactea K. T. Stillman 1976-7-23 299 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  CAS-BOT-BC158412  Drymocallis pseudorupestris var. saxicola Wm. Bridge Cooke 1939-8-22 13829 Siskiyou Along Horse Camp Creek Comment
  CAS-BOT-BC540709  Drymocallis pseudorupestris var. saxicola Dana York 2012-7-21 3142 A Siskiyou Siskiyou Mountains: Rogue River-Siskiyou National Forests, Red Butte Wilderness, a few meters below summit of Red Butte 2040 Comment
  UC1597992  Dryopteris arguta Alan R. Smith with Christopher Richard, C. Don MacNeill, and Bernard Stoffel 1993-5-9 2550 Siskiyou ca. 1 mi n Hardin Butte (Jack William Cave along Powerline Rd, adjacent to Rd on E side); Lava Beds Nat'l Monument 1280 Comment
  UC184357  Eleocharis bella Geo. D. Butler 1910-7-12 1743 Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC113350  Eleocharis engelmannii Doris K. Kildale 1928-7-25 5890 Siskiyou Klamath River at Mack's Creek near Hamburg Comment
  CAS-BOT-BC113349  Eleocharis engelmannii W. R. Ernst 1958-8-8 285 Siskiyou Grass Lake area, about 32 miles S of Oregon State line on Hwy 97. Comment
  JEPS19432  Eleocharis obtusa Geo. D. Butler 1908-8-28 7 Siskiyou Oro Fino Comment
  UC184026  Eleocharis obtusa Geo. D. Butler 1908-8-28 7 Siskiyou Oro Fino Comment
  HSC68515  Eleocharis suksdorfiana Maralyn A. Renner 1980-6-26 1174 Siskiyou Flint Valley. 1390 Comment
  CAS-BOT-BC112016  Eleocharis suksdorfiana Elmer Ivan Applegate 1995-5-28 s.n. Siskiyou Sacramento River below Sisson. 18th crossing of SPR Comment
  CAS-BOT-BC451557  Elodea canadensis Louis C. Wheeler 1934-6-3 2624 Siskiyou Cherry Flat, Klamath River, Siskiyou Mts. 518 Comment
  UC1037161  Elymus X aristatus Leo Whitney 1935-7-15 3470 Siskiyou stream near Bullseye Lake (2 mi se of Medicine Lake) Comment
  POM359908  Elymus X hansenii M. B. Dunkle 1945-7-24 9267 Siskiyou Klamath National Forest, Marble Mts. Comment
  CAS-BOT-BC227911  Elymus elymoides K. T. Stillman 1976-7-21 275 Siskiyou Marble Mountain Wilderness Area 1981 Comment
  UC197116  Elymus elymoides subsp. hordeoides Geo. D. Butler 1910-5-4 1278 Siskiyou Yreka Comment
  HSC67788  Elymus elymoides var. elymoides J. O. Sawyer, J. Cole 1980-7-20 3754 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  CAS-BOT-BC206601  Elymus glaucus subsp. glaucus David D. Keck 1949-7-19 6355 Siskiyou 6.5 mi. SW of Yreka on road to Ft. Jones, near head of Yreka Creek at firest spring Serpentine outcropping here. 1127 Comment
  CAS-BOT-BC206613  Elymus glaucus subsp. glaucus H. A. Thomas; J. H. Thomas 1954-7-27 4550 Siskiyou About 6 miles SE of Cecilville, south side of South Fork of Salmon River in vicinity of Blind Horse Creek and area 1 mile to SE, Salmon-Trinity Mts. 975 Comment
  CHSC61571  Elymus glaucus subsp. glaucus L. P. Janeway 1983-9-11 682 Siskiyou Siskiyou Mountains; at Poker Flat. Southwest side of lower portion of the meadow. 1524 Comment
  SJSU11311  Elymus hispidus S. H. Casey 1981-7-2 1204 Siskiyou near mouth of O'Neal Creek tributary of the Klamath River c. 4 mi W of Seiad Valley 426 Comment
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Jul 10 2014
  CHSC86462  Elymus multisetus Jenny Marr 1993-7-1 79 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NE of Meiss Lake. 1349 Comment
  HSC102711  Elymus multisetus J. P. Smith 2013-6-17 13744 Siskiyou Cinder Pit Road, 0.6 miles from its junction with County Road A12. 1123 Comment
  HSC103035  Elymus multisetus J. P. Smith 2014-6-7 13893 Siskiyou Etna Comment
  HSC64828  Elymus spicatus J. P. Smith, Steve Selva 1970-6-16 3970 Siskiyou 6 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1280 Comment
  CAS-BOT-BC392234  Enemion stipitatum Geo. D. Butler 1910-3-10 1120 Siskiyou Near Yreka Comment
  RSA598061  Epilobium Louis C. Wheeler 1963-8-31 8326 Siskiyou Siskiyou Mountains. Devil's Punch Bowl off Clear Creek. 1524 Comment
  RSA237399  Epilobium anagallidifolium Frederick W. Oettinger 1969-9-2 1595 -b Siskiyou On the cool north side of English Peak. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  SDSU8792  Epilobium brachycarpum D. F. Howe 1969-8-31 4674 Siskiyou 7 miles north of Weed on road to Yreka. 1006 Comment
  UC204380  Epilobium brachycarpum A. A. Heller 1914-8-25 11706 Siskiyou near Deetz Station (opposite Black Butte) 1158 Comment
  SEINET6637243 Image available Epilobium ciliatum subsp. ciliatum A. A. Heller 1915-1 12213 Siskiyou Metcalf's Ranch, NE base of Mount Eddy 1189 Comment
  POM171587  Epilobium ciliatum subsp. ciliatum Doris K. Kildale 1928-8-18 6479 Siskiyou Near head of north fork of Salmon River at English Lake 1524 Comment
  JEPS38189  Epilobium densiflorum Willis L. Jepson Jul 24 1894-Aug 10 1894 14391 Siskiyou Sisson Region of the Upper Sacramento Comment
  JEPS38212  Epilobium densiflorum Geo. D. Butler 1908-7-17 160 Siskiyou near Yreka (along creek); Butler's Ranch Comment
  UC61085  Epilobium densiflorum W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou Sisson Mt. Shasta Comment
  JEPS39335  Epilobium glaberrimum subsp. glaberrimum Willis L. Jepson 1894-8-4 14467 Siskiyou Mt. Shasta Region of the Upper Sacramento Comment
  POM258627  Epilobium glaberrimum subsp. glaberrimum W. Bridge Cooke 1940-7-5 15231 Siskiyou Mt. Shasta: in the meadow at Bear Springs. 1524 Comment
  CHSC1129  Epilobium hallianum E. G. England 1939-6-30 Siskiyou Mt. Eddy. 2438 Comment
  UC1713137  Epilobium hallianum Harley P. Chandler June 1901 1702 Siskiyou near Marble Mountain; North Coast Ranges, Shackleford Canyon 1828 Comment
  UC422950  Epilobium hallianum Milo S. Baker Aug. 1897 Siskiyou Payne's Springs Comment
  POM259013  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1940-8-8 15434 Siskiyou Mount Shasta: Along Squaw Valley Creek 2287 Comment
  RSA0004442  Epilobium jucundum Edward L. Greene 1876-08 s.n. Siskiyou Scott Valley. Comment
  UC157673  Epilobium lactiflorum Milo S. Baker 1898-8-1 509 Siskiyou bluffs sw Medicine Lake Comment
  HSC60819  Epilobium minutum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  CHSC118636  Epilobium minutum Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne 2016-6-9 2016 -017 Siskiyou Lower Parks Creek watershed, E Klamath Range, along Forest Service Road 42N19, 3 miles northwest of Stewart Springs. UTM NAD 83 Zone 10, 539249m E, 4586866m N. 1478 Comment
  HSC86524  Epilobium oreganum D. K. Imper 1987-7-23 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  RSA237394  Epilobium oregonense Frederick W. Oettinger 1969-8-19 1460 Siskiyou Moist area between King David Peak and Abbott s Basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  CAS-BOT-BC33406  Epilobium siskiyouense Louis Cutter Wheeler 1934-8-14 3135 Siskiyou Siskiyou Mts., north side, White Mt. 1767 Comment
  POM46473  Epilobium siskiyouense Geo. D. Butler 1910-7-9 1727 Siskiyou Wooly Creek. 1677 Comment
  SFV12226  Equisetum arvense E. L. Smith 1967-5-22 s. n. Siskiyou City of Mount Shasta. Swampy area by railroad tracks. 1086 Comment
  RSA639597  Equisetum hyemale var. affine L. C. Wheeler 1934-7-12 2902 Siskiyou Cottonwood Creek, Siskiyou Mtns. (Mt Diablo Mer.) 1220 Comment
  JEPS107687  Equisetum laevigatum Lowell Ahart, John Dittes 2005-6-10 12107 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  HSC36221  Equisetum laevigatum John Rehling 1974-8-24 40 Siskiyou Along Hwy. 3, 1.5 mi. N of Fort Jones Comment
  CAS-BOT-BC204507  Eragrostis cilianensis Louis C. Wheeler 1934-10-24 3346 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  RSA602818  Eragrostis cilianensis L. C. Wheeler 1935-7-20 3674 Siskiyou Scott Valley: Scott river 1.5 miles west of Fort Jones. 822 Comment
  RSA105403  Eremocarpus setiger G. D. Barbe 1955-7-1 068 Siskiyou 0.5 miles east of Etna near b urned lumber mill. 854 Comment
  SEINET3164603  Eremocarpus setiger G. D. Butler 1910-7-28 1794 Siskiyou near Yreka Comment
  CAS-BOT-BC481933  Eremogone congesta var. crassula Melissa A. Berry 1957-7-4 s.n. Siskiyou High CCC Road, S of Hwy 96, between Ridge and Humbug roads 1371 Comment
  UCD98105  Eremogone congesta var. suffrutescens G. L. Clifton 1975-7-28 5322 Siskiyou near Cook and Green Pass. Near Seiad Valley. 1645 Comment
  UCD77353  Eremogone kingii var. glabrescens Robert E. Preston 2001-6-23 1596 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W sw 1/4 of nw 1/4 Section 23 2042 Comment
  CAS-BOT-BC286704  Ericameria bloomeri Alice Eastwood 1912-8-28 1940 Siskiyou Cantara Comment
  SEINET5727124 Image available Ericameria bloomeri Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7707 Siskiyou Mt. Shasta City. Collected along Road 89, E of Mt. Shasta City.; Mt. Shasta City 1338 Comment
  UC86503  Ericameria bloomeri J. D. Hooker and A. Gray 1877-1 Siskiyou Shasta Mt. Comment
  UC86517  Ericameria bloomeri J. D. Hooker and A. Gray 1877-1 Siskiyou n base Shasta Comment
  RSA90623  Ericameria bloomeri F. W. Peirson 1923-7-19 3890 Siskiyou Whitney Creek, Mt. Shasta. Comment
  SFV8418  Ericameria bloomeri J. M. Tucker 1968-9-14 4143 Siskiyou State Highway 89, 7 miles east of McCloud. Comment
  JEPS117569  Ericameria nauseosa var. oreophila 2010-7-30 16970 Siskiyou Shasta Big Springs Ranch, 2.6 air miles northwest of Big Springs Lake, 3.9 air miles southeast of Grenada, 6.3 air miles northeast of Dwinnel Dam. 779 Comment
  CHSC96728  Ericameria nauseosa var. speciosa Jennifer Whipple 1977-8-4 2156 Siskiyou Mount Eddy, Klamath Mountains. Wagon Creek drainage on the east face of Mount Eddy. 2438 Comment
  HSC92691  Ericameria nauseosa var. speciosa Jennifer Whipple 1978-10-6 2413 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2256 Comment
  JEPS24785  Ericameria nauseosa var. speciosa Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6793 Siskiyou below and se of Mt. Shasta town Sisson (between the debouchements of Wagon and Scott Camp Creeks, along South Fork of Sacramento River); South Fork of Sacramento River 944 Comment
  JEPS82416  Ericameria nauseosa var. speciosa Gilbert Muth 1966-8-7 503 Siskiyou Lookout Trail, Ridge Marble Mt. Wilderness Area 2057 Comment
  JEPS94845  Ericameria nauseosa var. speciosa Vernon H. Oswald and Lowell Ahart 1998-9-16 9630 Siskiyou 5 mi n of Macdoel (Butte Valley National Grassland near junction of Meiss Lake-Sams Neck Road and Highway 97); Butte Valley National Grassland 1295 Comment
  UC221410  Ericameria parryi var. latior Wm. M. Canby, Profs. C. S. Sargent and John Muir 1897-9-7 110 Siskiyou Mt. Shasta Comment
  SD249139  Erigeron aliceae David Keil, Kathleen Keil 1990-7-28 Siskiyou Marble Moutains. Klamath National Forest. Rye Patch Creek Trail. 1700 Comment
  CAS-BOT-BC293506  Erigeron aliceae Elmer I. Applegate 1923-9-7 3950 Siskiyou Doggett Ridge, Siskiyou Mountains. Klamath River watershed Comment
  RSA14491  Erigeron aliceae Elmer I. Applegate 1923-9-7 3950 Siskiyou Doggett Ridge, Siskiyou Mts., Klamath River Watershed. Comment
  HSC75497  Erigeron bloomeri var. bloomeri K. T. Stillman 1976-8-7 375 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  HSC92416  Erigeron bloomeri var. bloomeri Jennifer Whipple 1976-7-9 1399 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  UC455846  Erigeron bloomeri var. bloomeri I. J. Condit 1911-7-28 Siskiyou summit of ridge between Castle Lake and Mount Bradley Comment
  CAS-BOT-BC297113  Erigeron compositus Alice Eastwood 1912-8-30 2023 Siskiyou Mount Eddy Comment
  UCD131790  Erigeron compositus G. L. Stebbins Jr.; A. A. Beetle 1942-5-30 3254 Siskiyou 6 miles west of Gazelle. 1005 Comment
  JEPS93983  Erigeron elegantulus Vernon H. Oswald 1998-6-27 9239 Siskiyou ca. 22 air mi. n.e. Weed (Dry Lake on s. side of Tennant Rd. ca. 9 air mi. e. of Grass Lake); Dry Lake 1402 Comment
  RSA93191  Erigeron elegantulus F. W. Peirson 1923-7-19 3873 Siskiyou 17 miles north of Bray Comment
  UC904778  Erigeron filifolius W. Bridge Cooke 1949-8-26 25680 Siskiyou along logging road above Bolam Station; Mount Shasta 1828 Comment
  SEINET9332119  Erigeron filifolius Unknown 2009-5-31 Siskiyou High elevation, semi-arid desert ecosystem; native species; collected at Lava Beds National Monument, directly South of Tulelake, CA. Comment
  CAS-BOT-BC296123  Erigeron foliosus var. confinis E. K. Balls 1949-7-9 13947 Siskiyou Salmon Mts. summit of pass on road from Etna to Sawyer's Bar 1478 Comment
  RSA165609  Erigeron foliosus var. confinis Clare B. Hardham 1961-6-30 8007 Siskiyou Near White Mt. 1829 Comment
  POM357595  Erigeron foliosus var. foliosus M. B. Dunkle 1945-07 9244 Siskiyou Klamath National Forest; Marble Mts. Comment
  CAS-BOT-BC295384  Erigeron inornatus A. A. Heller 1918-7-16 s.n. Siskiyou Mt. Eddy, west of Sisson 1524 Comment
  UC1409451  Erigeron inornatus var. inornatus Frederick W. Oettinger 1969-8-12 1348 Siskiyou along trail above Willow Springs (between Abbott's Upper Cabin and English Lake, in the vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1676 Comment
  RSA238715  Erigeron peregrinus subsp. callianthemus Frederick W. Oettinger 1969-7-13 1008 Siskiyou Slope N of Upper English Lake 1799 Comment
  RSA238720  Erigeron peregrinus subsp. callianthemus Frederick W. Oettinger, R. F. Thorne 1969-8-4 1174 Siskiyou N of Tobacco Lake 1890 Comment
  CAS-BOT-BC300086  Erigeron philadelphicus Laura M. Lathrop 1903-7-10 s.n. Siskiyou Shasta Retreat Comment
  CAS-BOT-BC300089  Erigeron philadelphicus David D. Keck 1938-8-7 4849 Siskiyou 1 mi. N. of Schmitt Mill, road betw. Gazelle and Callahan. Scott Mts. 1465 Comment
  CAS-BOT-BC300092  Erigeron philadelphicus W. R. Dudley 1893-6-1 s.n. Siskiyou P. Klinks Meadow, near Sisson Comment
  UC468829  Erigeron philadelphicus var. philadelphicus W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta, Sisson Comment
  POM39278  Erigeron pumilus subsp. intermedius Geo. D. Butler 1910-6-3 1471 Siskiyou Quartz Valley. Comment
  SEINET8687532 Image available Erigeron pumilus var. intermedius G. D. Butler 1910-6-3 1471 Siskiyou Quartz Valley Comment
  CDA4640  Erigeron strigosus Don Shaw 1978-10-1 Siskiyou D.H. Shaw property, Montague. 0 Comment
  CDA34233  Eriodictyon californicum Jim Rea 2010-7-6 PDR# 1414046 Siskiyou Yreka, Quail Run near Schulmeyer Road. 0 Comment
  CAS-BOT-BC255434  Eriogonum alpinum Peter H. Raven 1956-9-4 10405 Siskiyou South side of Mt. Eddy 2682 Comment
  CAS-BOT-BC248781  Eriogonum baileyi var. baileyi Wm. Bridge Cooke 1949-8-26 25650 Siskiyou Above Bolam Station, Mount Shasta Comment
  HSC43397  Eriogonum compositum var. compositum K. T. Stillman 1976-7-7 201 Siskiyou Marble Mtn. Wilderness Area, W side of Marble Gap and Ridge 1982 Comment
  CAS-BOT-BC105085  Eriogonum congdonii R. C. Wenk 2008-7-25 950 Siskiyou Road to Kangaroo Lake, 4.3 miles S of turnoff from Gazelle-Callahan Rd. 1615 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
  HSC19516  Eriogonum diclinum J. O. Sawyer 1969-7-19 1425 Siskiyou SW facing slope above Deacon Lee Trail 2180 Comment
  JEPS84297  Eriogonum douglasii var. douglasii L. R. Heckard with J. Hickman et al. 1986-7-17 6544 Siskiyou ca 1 mi ne Buckhorn 2100 Comment
  CHSC1323  Eriogonum elatum var. elatum V. Holt 1943-8-10 Siskiyou Marble mountains. 1828 Comment
  CAS-BOT-BC255732  Eriogonum elatum var. elatum Dr. E. B. Copeland 1903-7-3 3525 Siskiyou Klamath on Siskiyou County line Comment
  UC1072718  Eriogonum elatum var. villosum Douglas Barbe 1955-7-4 87 Siskiyou 1.3 mi s on the Westside Road to Callahan Etna (near the gate, meadow on s side of road) 853 Comment
  HSC66242  Eriogonum hirtellum Maralyn A. Renner 1980-8-7 2415 Siskiyou Ridge S of Preston Peak 1951 Comment
  HSC82206  Eriogonum marifolium Thomas W. Nelson, Jane P. Nelson 1980-7-5 5972 Siskiyou Fowler's Campground 1006 Comment
  UC77434  Eriogonum marifolium Wm. M. Canby, Profs. C. S. Sargent and John Muir 1897-9-7 230 Siskiyou Mt. Shasta Comment
  UC849524  Eriogonum marifolium L. E. Smith 1915-1 Siskiyou Mt. Shasta Comment
  UC912735  Eriogonum marifolium Alice Eastwood 1921-7-25 10801 Siskiyou near Pilgim Creek nursery Comment
  CAS-BOT-BC263191  Eriogonum marifolium var. cupulatum C. G. Pringle 1881-8-17 s.n. Siskiyou Mount Shasta 2438 Comment
  CAS-BOT-BC267390  Eriogonum marifolium var. marifolium A. A. Heller 1939-7-31 15429 Siskiyou Junction of the Horse Camp and Panther Meadow roads. Mt. Shasta 2286 Comment
  CAS-BOT-BC267404  Eriogonum microthecum Elmer I. Applegate 1915-9-20 3322 Siskiyou Captain Jack's Stronghold, Modoc Lava Beds, northeast corner of Siskiyou County Comment
  UC1408819  Eriogonum nudum var. nudum Frederick W. Oettinger 1968-8-16 532 Siskiyou n Hancock Lake (summit of Red Hill); Salmon Mountains, Marble Mountain Wilderness Area 2087 Comment
  RSA393329  Eriogonum nudum var. nudum Robert Gustafson 1985-10-19 3307 Siskiyou Gazelle Callahan Road 1372 Comment
  CAS-BOT-BC269740  Eriogonum nudum var. oblongifolium Alice Eastwood 1912-7-23 1355 Siskiyou Cantara Comment
  UC164231  Eriogonum nudum var. oblongifolium Geo. D. Butler 1910-7-3 1628 Siskiyou Goosenest foothills 1219 Comment
  CAS-BOT-BC272487  Eriogonum nudum var. pubiflorum Carl B. Wolf 1927-8-26 1024 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  UC454351  Eriogonum nudum var. pubiflorum I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Comment
  UCD100723  Eriogonum nudum var. pubiflorum J. M. Tucker 1950-7-25 1953 Siskiyou beside Cold Creek at the Military Road crossing, about 6 miles northwest of Pilgrim Creek Experiment Station, east side of Mt. Shasta. Comment
  HSC17329  Eriogonum nudum var. pubiflorum D. M. Thomson 1965-6-26 118 Siskiyou Lava Beds N.M., 1.5 mi. from campground, Indian Well fire rd. Comment
  POM253225  Eriogonum ovalifolium var. ovalifolium A. A. Heller 1938-7-13 15272 Siskiyou Border of meadows just south of Bray. 1402 Comment
  HSC43442  Eriogonum siskiyouense Jennifer Whipple 1976-9-3 1771 Siskiyou Near Little Crater Lake 2195 Comment
  RSA120778  Eriogonum siskiyouense G. D. Barbe 1955-7-28 316 Siskiyou NW of Scott Mountain 1738 Comment
  CAS-BOT-BC269972  Eriogonum spergulinum var. reddingianum W. B. Cooke; V. G. Cooke 1966-7-17 37249 Siskiyou Vicinity of Inconstance Creek, Mt. Shasta 1828 Comment
  CAS-BOT-BC262760  Eriogonum strictum var. anserinum Louis C. Wheeler 1935-6-27 3610 Siskiyou Greenview, Scott Valley 883 Comment
  HSC40981  Eriogonum strictum var. greenei J. O. Sawyer 1975-7-15 2697 Siskiyou 11 mi. W of Ft. Jones along SR 3 Comment
  JEPS56462  Eriogonum strictum var. proliferum Geo. D. Butler 1908-8-6 211 Siskiyou trail beyond Whiskey Camp; Independence Creek, Whiskey Camp 1676 Comment
  HSC69206  Eriogonum umbellatum Maralyn A. Renner 1980-9-1 2679 Siskiyou Bear Mtn. 1936 Comment
  CAS-BOT-BC267932  Eriogonum umbellatum Alice Eastwood 1921-7-29 10989 Siskiyou Bear Spring on road to Medicine L. Comment
  SEINET13710392  Eriogonum umbellatum Lowell William Ahart, Lowell William Ahart 1998-1 9320 Siskiyou Hwy. 97 at The 11 Mi. Marker 1.2 Mi. W of A12 NW of Weed (T43N, R4W, sec 35, NE 1/4) 3900 Ft. 1189 Comment
  SDSU7196  Eriogonum umbellatum var. argus D. F. Howe 1965-8-8 4123 Siskiyou South side of Little Grayback, Klamath National Forest. 1463 Comment
  CAS-BOT-BC268142  Eriogonum umbellatum var. goodmanii Gilbert Muth 1965-8-10 s.n. Siskiyou Along upper ridges, Marble Valley Comment
  CAS-BOT-BC268153  Eriogonum umbellatum var. humistratum A. A. Heller 1918-7-16 13027 Siskiyou Mt. Eddy, west of Sisson 2651 Comment
  UC585150  Eriogonum umbellatum var. modocense E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1952 Siskiyou about 2 mi s Sheep Rock (on highway from Bray to Weed, North slope of Mt. Shasta); Mt. Shasta 1235 Comment
  CHSC30840  Eriogonum umbellatum var. nevadense M. S. Taylor; J. Prouty, E. Heinitz 1980-8-18 3261 Siskiyou Little Mt. Hoffman, in pumice. 2225 Comment
  POM165271  Eriogonum umbellatum var. polyanthum E. B. Copeland 1903-7-6 3496 Siskiyou Hornbrook. Comment
  POM253224  Eriogonum umbellatum var. polyanthum A. A. Heller 1938-7-13 1527 Siskiyou Border of meadows just south of Bray. 1402 Comment
  CHSC88553  Eriogonum ursinum var. erubescens James L. Reveal; Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest. 1700 Comment
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Sep 19 2011
  SEINET4856202  Eriogonum ursinum var. erubescens Unknown 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest. 1675 Comment
  POM185511  Eriophorum crinigerum Copeland 1903-8-18 3902 Siskiyou Mt. Eddy. Comment
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Jan 23 2011
  SEINET10953204  Eriophyllum lanatum Melvin L. Conrad, David B. Dunn; Katherine L. Morris 1973-6-1 Conrad 6966 Siskiyou Oak-Juniper Woodland at margin of Klamath River, 2 miles south of Hornbrook. 701 Comment
  CAS-BOT-BC301134  Eriophyllum lanatum var. achilleoides Doris K. Kildale; J. W. Gillespie 1929-6-22 8031 Siskiyou Base of Black Butte near Mt. Shasta Comment
  HSC67809  Eriophyllum lanatum var. achilleoides J. O. Sawyer, J. Cole 1980-7-22 3917 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  UC1034610  Eriophyllum lanatum var. achilleoides Douglas Barbe 1955-6-29 32 Siskiyou 2 mi e of Callahan (at Trinity Center Rd. junction); Klamath Mountains, Scott River 975 Comment
  UC163895  Eriophyllum lanatum var. achilleoides Geo. D. Butler 1908-6-25 333 Siskiyou Yreka; near Yreka Comment
  UC896369  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-20 12479 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  RSA256612  Eriophyllum lanatum var. grandiflorum J. P. Smith 1974-5-25 7516 Siskiyou Along road 8, 2.4 miles west of its junction with State Route 3. 976 Comment
  UC60935  Eriophyllum lanatum var. integrifolium Geo. B. Grant 1902-9-1 5228 Siskiyou Shasta Springs Mount Shasta 609 Comment
  HSC68984  Eriophyllum lanatum var. lanceolatum Maralyn A. Renner 1980-7-24 2002 Siskiyou Lily Pad Lake 1768 Comment
  LA86564  Eriophyllum lanatum var. lanceolatum J. M. Tucker; L. K. Mann 1963-8-18 3763 Siskiyou Marble Mountain Wilderness Area, On top of saddle, between Marble and southwest ridge of Black Mountain 2103 Comment
  HSC68013  Erodium cicutarium J. P. Smith 1973-5-5 6560 Siskiyou Scott Bar along the Scott River Comment
  CAS-BOT-BC54581  Erysimum capitatum L. B. Kildale 1930-6-1 9700 Siskiyou Salmon River at Crapo Creek. Comment
  HSC69046  Erysimum perenne Maralyn A. Renner 1980-8-7 2343 Siskiyou Ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  UC1037378  Erysimum perenne Douglas Barbe 1955-7-6 116 Siskiyou along ne shore Taylor Lake; Klamath Mountains, Salmon Mountains 1950 Comment
  CHSC33275  Erysimum repandum R. E. Preston 1981-5-2 61 Siskiyou On a roadside cut, ca. 50 m n of Camp Creek where it joins Irongate Reservoir, ca. 32 km ne of Yreka. 700 Comment
  CAS-BOT-BC133271  Erythronium citrinum Elmer I. Applegate 1932-4-16 7061 Siskiyou Klamath River opposite the mouth of Doggett Creek Comment
  HSC77079  Erythronium grandiflorum subsp. grandiflorum K. T. Stillman 1976-6-16 4 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  CAS-BOT-BC403683  Eschscholzia californica Elmer I. Applegate 1935-6-12 9523 Siskiyou South slope of Caldwell Butte, Lava Beds National Monument Comment
  JEPS51783  Eschscholzia californica Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Horseshoe Bend Region of the Upper Sacramento Comment
  RSA144848  Eschscholzia californica subsp. californica W. R. Ernst 1958-8-11 301 Siskiyou Town of Mt. Shasta, between Highway 99 and railroad station Comment
  POM125700  Eschscholzia californica var. crocea Geo. D. Butler 1910-5-7 1301 Siskiyou Yreka. Comment
  HSC78314  Eucephalus glabratus L. P. Janeway 1983-8-28 634 Siskiyou Poker Flat, S edge of meadow 1529 Comment
  SEINET5708610 Image available Eucephalus glabratus Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7703 Siskiyou Scott Mts., Collected along Road 17, 12.7 miles SW from the intersection of I-5 and Stewart Spring Rd.; Scott Mountains 2036 Comment
  RSA184656  Eucephalus ledophyllus var. covillei Clare B. Hardham 1965-08 13005 Siskiyou Near Cudahy Lakes, Marble Mountains 1524 Comment
  CAS-BOT-BC310481  Eucephalus tomentellus Alice Eastwood 1912-8-30 1984 Siskiyou Mount Eddy Comment
  UC1096796  Euphorbia crenulata Milo S. Baker, Douglas Barbe, and H. K. Wagnon 1957-6-15 13104 Siskiyou just s Weed; Scott Mountains Comment
  UC375459  Euphorbia crenulata Geo. D. Butler 1909-4-28 909 Siskiyou Cherry Creek Comment
  CAS-BOT-BC310632  Eurybia radulina John Thomas Howell 1939-8-9 15246 Siskiyou Shackleford Creek Trail, Marble Mts. Comment
  UC893627  Eurybia radulina A. A. Heller 1915-8-24 12206 Siskiyou ne base of Mt. Eddy, Metcalf's Ranch Mt. Eddy 1188 Comment
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Sep 7 2006
  JEPS24018  Euthamia occidentalis Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6879 Siskiyou 2 mi w Seiad Valley; Klamath River, Portuguese Creek 396 Comment
  CAS-BOT-BC413903  Fallopia convolvulus Henry M. Pollard 1947-8-20 s.n. Siskiyou Spink's Ranch, Roger's Creek, nr. Somes Bar Comment
  HSC39664  Festuca californica J. P. Smith, J. O. Sawyer, Marilyn O'Meara 1972-7-4 5735 Siskiyou Parrott Mill Rd, 2 mi. S of Sugar Creek 1341 Comment
  CAS-BOT-BC283179  Festuca californica subsp. californica Roxana S. Ferris; Laura Lorraine 1948-6-12 11798 Siskiyou Scott Mountain Road south of Callahan Comment
  HSC43028  Festuca idahoensis J. O. Sawyer, K. T. Stillman 1976-7-2 2801 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  HSC71188  Festuca idahoensis M. A. Baker 1980-6-20 2220 Siskiyou Near Bald Mtn. 1036 Comment
  RSA211385  Festuca idahoensis William J. Ferlatte 1966-8-3 251 Siskiyou Trinity Alps: Big Flat, wooded area near public camp. 1524 Comment
  RSA582090  Festuca idahoensis L. C. Wheeler 1934-6-10 2678 Siskiyou North Hungry Creek. Siskiyou Mountains. 1311 Comment
  UCD66184  Festuca occidentalis Geo. D. Butler 1910-6-5 1481 Siskiyou Shackleford Creek. Comment
  UC1026159  Festuca pratensis Louis C. Wheeler 1935-6-2 3545 Siskiyou Shasta River Siskiyou Mts. Comment
  UC197109  Festuca pratensis Geo. D. Butler 1909-8-16 862 Siskiyou near Yreka (along creek) Comment
  UCD66286  Festuca roemeri A. A. Heller 1921-7-17 13580 Siskiyou Toward the head of Wagon Creek, Mt. Eddy. 2286 Comment
  CAS-BOT-BC279074  Festuca rubra David D. Keck 1949-7-19 6357 Siskiyou 6.5 mi. SW of Yreka on road to Ft. Jones, nr. head of Yreka Creek 1127 Comment
  UC726536  Fragaria vesca A. A. Heller 1916-6-20 12406 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  CAS-BOT-BC437075  Fragaria vesca subsp. bracteata Alice Eastwood 1922-10-18 11517 Siskiyou Shasta Springs Comment
  CAS-BOT-BC457568  Fragaria vesca subsp. californica Roxana S. Ferris; Laura Lorraine 1948-6-12 11741 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  HSC33926  Fragaria virginiana J. O. Sawyer 1968-6-18 244 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  CAS-BOT-BC447514  Fragaria virginiana var. platypetala Geo. D. Butler 1908-8-10 278 Siskiyou Shackleford Creek 1524 Comment
  CAS-BOT-BC60013  Frangula purshiana H. A. Thomas; J. H. Thomas 1954-7-22 4452 Siskiyou Salmon - Trinity Mts. about 6 mi. se. of Cecilville. Between Rush and Big Bend Creeks, 0.25-0.5 mi. n. of S. Fork of 975 Comment
  UCD35441  Frangula purshiana Beecher Crampton 1956-8-21 3852 Siskiyou 3.5 miles southwest of Mt. Shasta City, slopes above the Sacramento River. 1005 Comment
  UCD113133  Frangula rubra Jack Major; M. Fleschner, R. Pemble 1966-9-5 s.n. Siskiyou east of Marble Mountain, Marble Mountains. 1716 Comment
  CAS-BOT-BC55722  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-22 1755 Siskiyou 3 mi. No. of Mt. Shasta City on the Pacific Highway 1219 Comment
  RSA134341  Fraxinus latifolia Percy C. Everett, E. K. Balls 1959-10-24 23948 Siskiyou 3.3 mi NW from Forks along Salmon River, Sawyers Bar to Somesbar. 366 Comment
  UC13828  Fritillaria atropurpurea Harley P. Chandler June, 1901 1592 Siskiyou near Marble Mountain (North Coast Ranges); North Coast Ranges 1981 Comment
  CAS-BOT-BC502846  Fritillaria atropurpurea Gilbert Muth 1966-7-8 356 Siskiyou Marble Valley, Marble Mountains 1792 Comment
  CAS-BOT-BC502847  Fritillaria atropurpurea Wm. Bridge Cooke 1938-7-1 11155 Siskiyou Mount Shasta below Wagon Camp 1706 Comment
  UC75638  Fritillaria pudica Miss Anna Conau 1906-1 Siskiyou Fort Jones Comment
  CAS-BOT-BC504464  Fritillaria recurva L. E. Smith 1913-6-25 396 Siskiyou Yreka Comment
  HSC68357  Galium aparine J. P. Smith 1973-5-5 6503 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC19299  Galium bifolium J. O. Sawyer 1969-7-1 969 Siskiyou NE facing lower slope above Paynes Lake Creek 1829 Comment
  UC1949249  Galium glabrescens Barbara Ertter 1990-7-14 9329 Siskiyou Wagon Creek on E side of Mt Eddy, ca 4 airmiles W of Mt. Shasta City Comment
  HSC90538  Galium glabrescens subsp. glabrescens Jennifer Whipple 1977-7-20 2001 Siskiyou Mt. Eddy, N slopes 2317 Comment
  HSC61213  Galium glabrescens subsp. glabrescens Al Hobart Siskiyou El Capitan 1524 Comment
  UC722316  Galium grayanum C. L. Hitchcock and J. S. Martin 1939-7-7 5289 Siskiyou Sanger Peak 1780 Comment
  UCD121771  Galium grayanum A. H. Murphy 1959-7-21 59 G Siskiyou Deadfall Lake area. Shasta National Forest. 2225 Comment
  RSA261381  Galium grayanum var. grayanum J. M. Tucker, L. K. Mann, Sandra L. Holloway 1963-8-18 3755 Siskiyou SW ridge of Black Mtn (Black Marble Mtn); Marble Mtn Wilderness Areas. 2134 Comment
  HSC60825  Galium triflorum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley. 1524 Comment
  HSC19179  Garrya buxifolia J. O. Sawyer 1968-9-11 698 Siskiyou Slopes above Twin Valley 1463 Comment
  CAS-BOT-BC182154  Garrya fremontii Baki Kasapligil 1981-7-26 6189 Siskiyou Between road junction going to Bolan Lake (glacier lake) Comment
  CHSC75719  Garrya fremontii Vernon H. Oswald; Lowell Ahart 1999-7-5 9802 Siskiyou Gazelle-Callahan Hwy. 11.1 mi west of Gazelle, 0.4 mi east of summit of Gazelle Mtn. 1158 Comment
  HSC29256  Garrya fremontii Frederick W. Oettinger 1968-8-18 581 Siskiyou HIgh Lake basin in the vicinity of English Peak, Marble Mtn Wilderness Area. NE side of Hancock Lake 1936 Comment
  RSA44059  Garrya fremontii W. Bridge Cooke 1941-6-11 16031 Siskiyou Along the Castle Lake Road. Comment
  UC164345  Gayophytum diffusum subsp. parviflorum Geo. D. Butler 1908-8-3 165 Siskiyou Lake Long Comment
  UC1714622  Gayophytum diffusum subsp. parviflorum Milo S. Baker 126 Siskiyou near Medicine Lake; Payne's Springs Comment
  HSC78203  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1983-7-3 367 Siskiyou Ridgetop NW of Poker Flat (the Siskiyou Crest) 1524 Comment
  POM258618  Gayophytum heterozygum W. Bridge Cooke 1940-7-5 15293 Siskiyou Mount Shasta: along the road between Wagon Camp and Bear Springs. 1524 Comment
  JEPS80657  Gayophytum humile W. B. and V. G. Cooke 1970-7-21 42679 Siskiyou Horse Camp Mt. Shasta Comment
  POM256536  Gayophytum humile W. Bridge Cooke 1940-6-6 15059 Siskiyou Near the outlet of Castle Lake 1677 Comment
  UC1409239  Gayophytum humile Frederick W. Oettinger 1969-8-14 1379 Siskiyou English Salmon Mountains, Marble Mountainb Wilderness Area (campsite, w Siskiyou Co., high lake basins in vicinity of English Peak) 1737 Comment
  JEPS47042  Gentiana calycosa Milo S. Baker 1893-6 Siskiyou McCloud River Comment
  CAS-BOT-BC123925  Gentiana newberryi Alice Eastwood 1912-8-30 2037 Siskiyou Mount Eddy Comment
  POM130547  Gentiana newberryi E. B. Copeland 1903-9-7 3878 Siskiyou Mt. Eddy. Comment
  JEPS24352  Gentiana plurisetosa Geo. D. Butler 1908-8-3 419 Siskiyou Log Lake Shackelford Creek 1737 Comment
  SEINET8586810  Gentianella amarella M. J. Williams 1967-9-2 1157 Siskiyou Mount Eddy, Deadfall Lake Trail. 1951 Comment
  HSC77026  Gilia capitata K. T. Stillman 1976-6-25 51 Siskiyou Marble Mtn. Wilderness Area, SW facing slope. 1921 Comment
  HSC44649  Githopsis specularioides J. P. Smith 1973-5-5 6534 Siskiyou Scott Bar along the Scott River Comment
  JEPS125866  Glossopetalon spinescens Dean W. Taylor 1996-7-10 15769 Siskiyou Head of Facey Gulch on Hayden Ridge; easterly watershed divide of Scott Valley, about 10 air miles E of Etna Comment
  RSA603021  Glyceria leptostachya L. C. Wheeler 1935-7-13 3663 Siskiyou Ager. 793 Comment
  RSA602581  Glyceria striata L. C. Wheeler 1935-7-26 3717 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  CHSC29309  Gnaphalium palustre J. D. Prouty; A. W. Ratcliff 1979-8-2 79 .93 Siskiyou Vernal pool, roadside, Hwy. 49, ca. 20 mi ne of jct. with Hwy. 89. 1645 Comment
  CDA3427  Gypsophila paniculata Bill Huse 1953-7-29 Siskiyou Soil Conservation Yard at McDoel, Tule Lake. 0 Comment
  RSA12592  Hackelia californica C. B. Wolf 1934-7-6 5994 Siskiyou 4 miles from Mt. Shasta City on Wagon Camp Road. SW slope of Mt. Shasta. 1220 Comment
  HSC22162  Hackelia micrantha J. O. Sawyer 1969-7-16 1137 Siskiyou SW facing upper slope SW of Waterdog Lake. 2104 Comment
  HSC25411  Hackelia micrantha J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5692 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  JEPS55568  Hackelia micrantha Ruby Van Deventer 1938-7-31 280 Siskiyou Poker Flat 1219 Comment
  RSA238563  Hackelia micrantha Frederick W. Oettinger 1968-9-2 667 Siskiyou Southwest of Upper English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  HSC69219  Hastingsia alba Maralyn A. Renner 1980-8-31 2626 Siskiyou Twin Valley. 1494 Comment
  JEPS62095  Hastingsia alba W. L. Jepson 1914-8-13 5789 Siskiyou Sisson 1097 Comment
  UC1134651  Hastingsia alba H. S. Yates 1936-6-21 5822 Siskiyou 1 mi se Gazelle; Etna Quad. Comment
  CAS-BOT-BC504618  Hastingsia alba Laura Lorraine; Roxana S. Ferris 1948-6-12 11730 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  CAS-BOT-BC508652  Hastingsia alba Gilbert Muth 1966-7-14 387 Siskiyou Marble Mts., ridge near lookout 2042 Comment
  RSA237951  Hastingsia alba Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1301 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC302454  Hazardia whitneyi var. discoidea Edward Lee 1934-8-14 1097 Siskiyou Near summit of Little Grayback, Siskiyou-Del Norte County line 1868 Comment
  RSA237440  Hazardia whitneyi var. discoidea Frederick W. Oettinger 1968-8-24 623 Siskiyou Crapo Peak Ridge above Tom Taylor Cabin. Salmon Mountains. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  UC892017  Hazardia whitneyi var. discoidea Louis C. Wheeler 1934-8-5 3045 Siskiyou Condrey Mt., Mt. Diablo Mer Siskiyou Mts., Condrey Mt. 2164 Comment
  CDA6452  Helenium autumnale T. C. Fuller 1963-8-27 11156 Siskiyou 0.5 mile east of the road to Etna, ca. 1 mile southeast of Greenview, Scott Valley. 0 Comment
  UCD132684  Helenium autumnale T. C. Fuller 1960-8-23 4966 Siskiyou around 1 mile southeast of Greenview, Scott Valley. Comment
  CAS-BOT-BC306735  Helenium bigelovii A. A. Heller 1914-8-28 11733 Siskiyou East side of Mt. Eddy 2133 Comment
  CAS-BOT-BC306757  Helenium bigelovii David D. Keck 1938-8-8 4867 Siskiyou At Trinity Co. line: Scott Mountain Divide, between Scott Mtn. and Craggy Peak 1675 Comment
  HSC76711  Helenium bigelovii K. T. Stillman 1976-7-30 343 Siskiyou Marble Mtn. Wilderness Area, Upper Marble Valley. 1829 Comment
  UC134681  Helenium bigelovii Katharine Curran 1887-7-1 Siskiyou Edgewood Mt. Shasta Comment
  SEINET11196739 Image available Helenium bigelovii I. L. Wiggins 1955-7-26 13510 Siskiyou Banks of S Fork of Salmon River, just above mouth of Blind Horse Creek 887 Comment
  CAS-BOT-BC314839  Helianthella californica var. shastensis L. E. Smith 1913-11-12 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC314841  Helianthella californica var. shastensis L. E. Smith 1914-5-21 707 Siskiyou Dunsmuir Comment
  RSA15801  Helianthus bolanderi C. B. Wolf 1927-8-26 1055 Siskiyou Klamath River. 3 miles below Gottenville P.O. Comment
  HSC3682  Heliotropium curassavicum C. B. Wolf 1927-8-26 1057 Siskiyou Klamath River, 3 mi. below Gottenville Comment
  POM215863  Herniaria hirsuta subsp. cinerea L. C. Wheeler 1935-6-15 3588 Siskiyou 3 miles W of Greenview, Scott Valley. 884 Comment
  HSC96738  Hesperochiron californicus M. Mesler 2006-7-2 624 Siskiyou Trail to E of Boulder Lake 1829 Comment
  HSC43383  Hesperochiron pumilus Maralyn O'Meara 1974-5-26 459 Siskiyou Along USFS Rd. 47N03 1524 Comment
  SEINET3166440  Heterotheca oregona var. rudis Unknown 1986-8-16 8471 Siskiyou CA-96, just W of Happy Camp, at confluence of Indian Creek and Klamath River Comment
  CAS-BOT-BC312295  Heterotheca villosa var. minor John Thomas Howell 1934-7-4 12405 Siskiyou SE corner of Siskiyou Co. Comment
  JEPS94836  Heterotheca villosa var. minor Vernon H. Oswald and Lowell Ahart 1998-9-8 9607 Siskiyou 2 air mi nw of Indian Springs Mountain (USFS 3 0.1 mi w of Julia Glover Flat, 6 air mi w of Mosquito Lake and Whitehorse Flat Reservoir) 1127 Comment
  POM204112  Heterotheca villosa var. minor J. T. Howell 1934-7-4 12405 Siskiyou SE corner of Siskiyou County Comment
  RSA261514  Heterotheca villosa var. minor J. M. Tucker, L. K. Mann, Sandra Holloway 1963-8-18 3753 Siskiyou SW ridge of Black Mtn (Black Marble Mtn); Marble Mtn Wilderness Areas. 2134 Comment
  CAS-BOT-BC420703  Heuchera merriamii John Thomas Howell 1937-7-24 13400 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC420711  Heuchera merriamii John Thomas Howell 1939-8-2 14863 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  JEPS26525  Heuchera merriamii Lauramay T. Dempster 1961-7-2 1863 Siskiyou sw of Etna (ridge w of Salmon Mountain Summit); Salmon Mountain 1828 Comment
  SFV8670  Heuchera merriamii J. M. Tucker 1963-8-19 3773 Siskiyou Klamath Mountains Marble Mountain Wilderness Area. Headwaters of Canyon Creek at the east base of Marble Mountain. 1951 Comment
  UC1736422  Heuchera merriamii Dean W. Taylor 1999-8-12 17316 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1889 Comment
  UC637118  Heuchera merriamii Edward Lee 1934-8-14 1102 Siskiyou near summit of Little Grayback 1859 Comment
  HSC42952  Heuchera micrantha J. O. Sawyer, Ken Stillman 1976-7-1 2778 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  CAS-BOT-BC420933  Heuchera micrantha var. diversifolia A. A. Heller 1905-6-17 8060 Siskiyou Near Sisson Comment
  RSA215640  Hieracium gracile Gilbert Muth 1969-8-8 1291 Siskiyou Gap Meadow, Boulder Peak Ridge. 2287 Comment
  RSA237426  Hieracium greenei Frederick W. Oettinger 1969-8-18 1437 Siskiyou Horse Range Lake Basin to English Lake Basin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  HSC101868  Hieracium horridum R. D. Whittlesey 2013-6-5 6 Siskiyou Near Castella: 3.1 mi. north from State Park entrance up Castle Dome Trail. 1646 Comment
  HSC26909  Hieracium horridum J. P. Smith, J. O. Sawyer 1971-9-17 4773 Siskiyou Slopes above Big Duck Lake Comment
  CAS-BOT-BC316027  Hieracium scouleri Elmer I. Applegate 1925-6-8 9425 Siskiyou Bear Paw Cave, Lava Beds National Monument Comment
  OBI55424  Hieracium scouleri David J. Keil 1992-7-20 23485 Siskiyou Klamath NF, W of Fort Jones .Along forest rd 44N45, 1.4 mi S of Scott river rd, 0.1 mi S of Boulder Crk trl head 1000 Comment
  RSA238739  Hieracium scouleri Frederick W. Oettinger, R. F. Thorne 1969-8-4 1170 Siskiyou Near outlet of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  CAS-BOT-BC320110  Hieracium triste J. M. Tucker 1950-7-23 1942 Siskiyou Panther Meadows, south slope of Mount Shasta 2407 Comment
  RSA237613  Holodiscus discolor Frederick W. Oettinger 1969-9-4 1667 Siskiyou Cliffs south of of Tobacco Lake basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC152361  Holodiscus discolor var. discolor E. K. Balls 1949-7-10 13960 Siskiyou 8 miles from Sawyers Bar on the way to Cecilville 792 Comment
  CDA3419  Holosteum umbellatum J. T. Howell 1964-5-11 40699 Siskiyou Grenada. Comment
  UC589850  Hordeum brachyantherum subsp. brachyantherum H. S. Yates 1936-6-21 5820 Siskiyou 1 mi se Gazelle; Etna Quad. 792 Comment
  RSA216102  Hordeum depressum Javier Penalosa 1967-3-26 2992 Siskiyou Vernal Pools Natural Area in Valley Grassland 4.5 miles ENE of Pixley 84 Comment
  CAS-BOT-BC284741  Hordeum jubatum Verne Grant; Irving Schneider 1947-8-26 8302 Siskiyou By Interstate Highway, Lower Klamath Lake Comment
  CAS-BOT-BC143961  Horkelia daucifolia Alice Eastwood; John Thomas Howell 1934-4-20 1791 Siskiyou 4 miles n. of Weed Comment
  UC545664  Horkelia daucifolia Alice Eastwood and John Thomas Howell 1934-4-20 1752 Siskiyou near Yreka (on Fort Jones Rd) Comment
  RSA120910  Horkelia daucifolia Milo S. Baker 1957-6-16 13170 Siskiyou Trip to Scott Mt. after turn off near Callahan. Comment
  CAS-BOT-BC123401  Horkelia daucifolia subsp. latior John Thomas Howell 1937-7-29 13677 Siskiyou North slope of Scott Mts. 1676 Comment
  JEPS74530  Horkelia fusca subsp. parviflora W. J. Ferlatte 1966-6-22 69 Siskiyou near public camp; Big Flat 1524 Comment
  RSA739867  Horkelia fusca subsp. parviflora L. P. Janeway, B. Castro 2007-7-28 9127 Siskiyou High Cascade range, Medicine Lake Highlands, W side of Arnica Sink 6.km W of Glass Mtn. 2042 Comment
  UC1505709  Horkelia fusca subsp. parviflora Robert T. Clausen and Harold Trapido 1940-7-27 4962 Siskiyou 6.25 mi nne summit of Mt. Shasta; Southern Cascade Mts., Sacramento River Basin 1828 Comment
  UC860226  Horkelia fusca subsp. parviflora A. A. Heller 1916-6-23 12429 Siskiyou n Sisson (near Black Butte) Comment
  HSC12273  Horkelia fusca var. brownii Richard Spjut 1970-7-18 471 Siskiyou 8 mi. E of Mt. Shasta just off Hwy. 89 1220 Comment
  SEINET9161337  Horkelia fusca var. brownii L. Ahart, V. Oswald 1997-7-28 8800 .1 Siskiyou Pumice Stone Well, on FR 15, 0.2 mile S of Medicine Lake Road. 1905 Comment
  SBBG2952  Horkelia fusca var. parviflora H. and M. Dearing 1939-6-5 3546 Siskiyou McCloud 1066 Comment
  CAS-BOT-BC536224  Horkelia fusca var. parviflora Ella Dales Cantelow 1939-6-10 2587 Siskiyou 17.6 miles SE of McCloud on road to Burney Comment
  RSA119333  Horkelia tridentata subsp. flavescens S. S. Tillett 1956-7-11 696 Siskiyou just N of campground, Scott Mtn divide, Siskiyou - Trinity County line, 8 mile SE of Callahan. 1631 Comment
  JEPS116582  Horkelia tridentata subsp. tridentata Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -019 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N84 Mt. Shasta (in area burned by Hotlum Fire Feb 2006; ca. 4 mi NE of Town of Weed) 1249 Comment
  CAS-BOT-BC538245  Horkelia tridentata var. flavescens Doris K. Kildale 1929-5-11 7743 Siskiyou Cecilville, Upper South Fork of Salmon River Comment
  CAS-BOT-BC201126  Hosackia crassifolia Doris K. Kildale 1928-7-2 5390 Siskiyou Salmon Summit via Horn Creek trail 1981 Comment
  CAS-BOT-BC201129  Hosackia crassifolia A. A. Heller 1905-6-5 7972 Siskiyou Between Shasta Retreat and Shasta Springs Comment
  CHSC882  Hosackia oblongifolia var. oblongifolia V. Holt 1937-5-8 Siskiyou Below Dunsmuir. 609 Comment
  UC1949031  Hosackia pinnata Barbara Ertter with Julie Kierstead and Jim Nelson 1990-4-15 9355 Siskiyou MOrgon Meadows on E side of Mt Eddy ca 5 airmiles due W of Mt Shasta City Comment
  JEPS1630  Hydrophyllum capitatum var. alpinum Geo. D. Butler 1910-5-10 1324 Siskiyou Bull Meadow; Goosenest Mountain 1676 Comment
  JEPS74524  Hydrophyllum occidentale W. J. Ferlatte 1966-6-22 90 Siskiyou South Fork of the Salmon River Trinity Alps (between the campground and Carter's) 1524 Comment
  JEPS35539  Hymenoxys hoopesii Geo. D. Butler 1908-8-2 318 Siskiyou Log Lake Shackelford Creek, Log Lake 1524 Comment
  HSC67767  Hypericum anagalloides John Palmer 1980-8-15 964 Siskiyou NE of Seiad Low Gap on spur of F.S. Rd. 46N50 1098 Comment
  UC61175  Hypericum anagalloides W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mt. Shasta, Sisson Comment
  POM86613  Hypericum androsaemum Geo. D. Butler 1910-7-12 1765 Siskiyou Shackleford Creek. 1220 Comment
  JEPS20040  Idahoa scapigera George D. Butler 1909-2 571 Siskiyou Butler's Ranch near Yreka; Butler's Ranch Comment
  JEPS5829  Idahoa scapigera F. W. Hooper Apr. 1897 Siskiyou Little Shasta Comment
  UC166054  Idahoa scapigera Geo. D. Butler 1910-3-21 1136 Siskiyou near Yreka Comment
  RSA25624  Iliamna bakeri Carl B. Wolf 1941-7-26 11073 Siskiyou 10.3 miles NE of Weed along Hwy 97 915 Comment
  JEPS796  Ipomopsis aggregata Willis L. Jepson Jul 24 1894-Aug 10 1894 15049 Siskiyou Sisson Comment
  SD46432  Ipomopsis aggregata E. K. Balls, L. W. Lenz 1956-6-18 21803 Siskiyou 4.4 miles east of McCloud, State Highway 89. 1036 Comment
  SJSU6075  Ipomopsis aggregata R. W. Trivelpiece 1971-7-27 62 Siskiyou near Eddy Gulch Lookout c. 4.5 mi S of Sawyers Bar on N Fork Salmon R, Salmon R Mts 1828 Comment
  UC535989  Ipomopsis aggregata Elmer I. Applegate 1923-8-20 3901 Siskiyou Medicin Lake Comment
  UC23329  Ipomopsis aggregata C. B. Bradley 1879-1 Siskiyou Siskiyou Comment
  RSA101648  Ipomopsis aggregata subsp. formosissima T. Macbride 1894-08 s.n. Siskiyou Mt. Shasta, California Comment
  RSA78832  Ipomopsis aggregata subsp. formosissima P. A. Munz 1952-7-2 17910 Siskiyou West of Baldy Mountain L.O. 6 air miles west of Happy Camp, Siskiyou Mountains 1768 Comment
  SEINET516146  Ipomopsis congesta Vernon H. Oswald 1998-9-8 9612 Siskiyou Junction of USFS 3 and 24 ca. 2.5 mi west-southwest of Hambone Butte, ca. 30 air mi north of Burney. 1311 Comment
  UC643293  Ipomopsis congesta W. Bridge Cooke 1940-6-27 15202 Siskiyou in brush field in the Lava Park along old logging rd leading up Mount Shasta from Hotlum Station on the n side Mount Shasta 1371 Comment
  SEINET10529086  Iris hartwegii Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-2 Conrad 6979 Siskiyou Western yellow pine, libocedrus, douglas fir forest, 6 mi. Sw of callahan 1524 Comment
  UC164387  Iris missouriensis Geo. D. Butler 1910-6-3 1467 Siskiyou Quartz Valley Comment
  HSC42959  Iris tenuissima J. O. Sawyer, K. T. Stillman 1976-5-30 2756 Siskiyou Along Specimen Creek. 915 Comment
  HSC69705  Iris tenuissima Maralyn A. Renner 1980-6-26 1261 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  JEPS13903  Isatis tinctoria W. L. Kleaver 1915-5-20 Siskiyou Yreka, Scott Valley Scott Valley; Yreka, Scott Valley Comment
  UC1148969  Isoetes bolanderi Jack Major, M. Fleschner, and R. Pemble 1966-9-5 Siskiyou e Marble Mt (Frying Pan Lake); Marble Mts 1783 Comment
  RSA237966  Isoetes bolanderi Frederick W. Oettinger 1969-8-18 1418 Siskiyou W side of Horse Range Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1822 Comment
  JEPS20537  Isoetes howellii Rimo Bacigalupi with S. Galen Smith and George Bacigalupi Jr. 1957-6-27 5971 Siskiyou 2 1/2 mi. n.w. Weed (s. tip of Shasta Valley, near headwaters of Shasta River); Shasta Valley 1005 Comment
  HSC101884  Isoetes occidentalis Dana York 2011-9-9 3096 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake. 1985 Comment
  JEPS60638  Isopyrum stipitatum Geo. D. Butler 1909-2-28 Siskiyou near Yreka Comment
  POM98234  Isopyrum stipitatum Geo. D. Butler 1910-3-10 1120 Siskiyou Thickets in dry land near Yuka. Comment
  HSC90740  Ivesia gordonii Jennifer Whipple 1976-7-1 1228 Siskiyou Near Little Crater Lake 2195 Comment
  HSC85677  Ivesia pickeringii J. P. Smith 1980-8-24 10348 Siskiyou Klamath National Forest; SR 3, 2.4 mi. from Scott Mtn. summit 1341 Comment
  CHSC114171  Juglans hindsii R. E. Brainerd 2010-8-11 1739 Siskiyou Boles Creek in Weed between E, Lake Street and S. Weed Boulevard. UTM Zone 10 551456E 45888885820N 1048 Comment
  JEPS121621  Juncus balticus Jennifer Buck, Deborah Stout 2011-8-24 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys, near Toad Lake. Gently sloping open meadow within lodgepole pine forest on ultramafic soil. W aspect. Mount Eddy quadrangle. TL01A Comment
  HSC92708  Juncus balticus subsp. ater Jennifer Whipple 1977-8-6 2198 Siskiyou Dobkins Lake 2058 Comment
  HSC77291  Juncus bolanderi L. P. Janeway 1982-6-30 31 Siskiyou E facing slope 300m N of West Branch Guard Station 671 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
  JEPS84100  Juncus ensifolius L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6376 Siskiyou ca 7 mi nne Seiad Valley (w of Cook and Green Pass, ca 1.5 mi e of Red Butte summit) 1900 Comment
  HSC30697  Juncus ensifolius Frederick W. Oettinger 1968-9-6 743 Siskiyou Bear Meadow, midway between English Peak and Tom Taylor Cabin at head of Snowslide Gulch 1997 Comment
  RSA211362  Juncus ensifolius William J. Ferlatte 1967-8-17 950 Siskiyou Trinity Alps; Yellow Rose Mine. 1982 Comment
  CHSC114076  Juncus howellii Jennifer Buck 2011-8-23 TL 03 A Siskiyou Middle Fork Sacramento Rivr headwaters, east slope of the Eddys, near Toad Lake; UTM Zone 10N, 542269E, 4570217N. 2065 Comment
  HSC22472  Juncus mertensianus J. O. Sawyer 1968-7-9 440 Siskiyou W of Little Duck Lake 1936 Comment
  UC688901  Juncus mertensianus Vesta Holt 1943-8-11 M- 11 Siskiyou Marble Mountains Comment
  UC842670  Juncus mertensianus John Thomas Howell 1939-8-5 15063 Siskiyou Spirit Lake Marble Mts. 1828 Comment
  RSA233689  Juncus nevadensis Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38954 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  UC1265303  Juncus occidentalis Frederick W. Oettinger 1969-8-24 1526 Siskiyou due w English Lake main camp (midway between English Lake main camp and Sundew Bog, vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1798 Comment
  UC842741  Juncus occidentalis Louis C. Wheeler 1934-8-17 3185 Siskiyou n side White Mt.; Siskiyou Mountains 1828 Comment
  HSC69060  Juncus orthophyllus Maralyn A. Renner 1980-8-6 2322 Siskiyou Cracker Meadow 1555 Comment
  RSA299465  Juncus orthophyllus J. P. Smith, Steve Selva 1970-7-18 4485 Siskiyou Hanging bog at Kangaroo Lake. 1890 Comment
  HSC75661  Juncus parryi J. O. Sawyer, R. J. Cole 1980-7-20 3703 Siskiyou Little Glass Mtn. 1951 Comment
  JEPS84037  Juncus parryi L. R. Heckard with S. D'Alcamo, J. Hickman, W. Roderick 1986-7-16 6428 Siskiyou ca 5 mi n Seiad Valley town (cirque at head of Hell's Canyon, e slope of Kangaroo Mountain); Kangaroo Mountain, Hell's Canyon 1828 Comment
  HSC31503  Juniperus communis var. saxatilis Steve Selva, Roger Jensen 1974-8-25 51 Siskiyou Top of ridge S of Little Duck Lake Comment
  CAS-BOT-BC81225  Juniperus occidentalis L. E. Smith 1913-8-13 522 Siskiyou Yreka Comment
  CAS-BOT-BC81229  Juniperus occidentalis Doris K. Kildale 1928-7-5 5547 Siskiyou 10 miles north of Yreka on Pacific highway on Shasta River Comment
  CAS-BOT-BC81244  Juniperus occidentalis C. Etienne 1969-12-27 s.n. Siskiyou 15 mi. N of Weed, Highway 97 1767 Comment
  UC119000  Juniperus occidentalis T. S. Brandegee 1887-7-1 Siskiyou Ager Comment
  CAS-BOT-BC56353  Kalmia microphylla subsp. microphylla W. R. Dudley 1899-8-24 s.n. Siskiyou Craggy Peak at Lunch Creek Comment
  RSA305804  Keckiella corymbosa James R. Shevock 1972-7-26 2226 Siskiyou Along the Klamath River. 518 Comment
  UC457143  Keckiella lemmonii David D. Keck 1927-8-17 1265 Siskiyou 4.5 mi from Mt. Shasta City (on Horse Camp trail, w flank of Mt Shasta); Mt. Shasta 1828 Comment
  HSC62462  Kelloggia galioides Ruby Van Deventer 1938-7-31 Siskiyou Twin Valley 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
  CAS-BOT-BC340367  Kyhosia bolanderi Louis C. Wheeler 1934-8-10 3103 Siskiyou Dead Cow Creek, Siskiyou Mts. 1828 Comment
  UC883163  Lamium amplexicaule Louis C. Wheeler 1935-4-18 3429 Siskiyou Greenhorn Creek; Siskiyou Mts. 1005 Comment
  NY8460  Lathyrus brownii H. E. Brown 1897-6-11 391 Siskiyou N side of Mt. Shasta, 5000-9000 ft. Comment
  JEPS55311  Lathyrus sulphureus Mrs. C. Quigley 1909-5-8 707 Siskiyou near Yreka; Klamath River Comment
  RSA183459  Ledum glandulosum J. M. Tucker 1963-7-5 3704 Siskiyou Blake's Fork of South Russian Creek (a tributary of the Salmon River), ca. 7 miles (airline) east of Sawyer's Bar, Salmon Mountains. 1616 Comment
  JEPS117619  Lemna gibba Lowell Ahart, John Dittes 2010-7-30 16959 Siskiyou On the shallow calm water, along the south edge of the Shasta River, about 100 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) sou 716 Comment
  CAS-BOT-BC88928  Lepidium densiflorum var. densiflorum A. A. Heller 1916-8-24 12561 Siskiyou Near Sisson. 1013 Comment
  UC375301  Lepidium densiflorum var. macrocarpum Geo. D. Butler 1909-7-14 130 Siskiyou near Yreka Comment
  CAS-BOT-BC89182  Lepidium draba Lincoln Constance; Reed Clark Rollins 1942-5-14 2920 Siskiyou Klamath Siskiyou Region. One mile east of Yreka. 762 Comment
  CAS-BOT-BC89826  Lepidium montanum A. A. Heller 1905-6-19 8068 Siskiyou Shasta Valley near Grenada Station. Comment
  CAS-BOT-BC12996  Lepidium virginicum Lewis S. Rose 1945-6-18 45099 Siskiyou Horse Creek and Klamath River. 502 Comment
  JEPS88951  Lepidium virginicum Geo. D. Butler 1910-6-27 1612 Siskiyou Yreka Creek Comment
  RSA13764  Lepidium virginicum var. pubescens C. B. Wolf 1927-8-27 1147 Siskiyou Klamath River, 10 miles above mouth of Salmon Comment
  HSC101759  Leptochloa fusca subsp. fascicularis J. P. Smith, J. O. Sawyer 2011-9-4 13414 Siskiyou Along Ball Mountain-Little Shasta-Mt. Hebron Road. 877 Comment
  SEINET8368700  Leptodactylon californicum Frank Callahan, Frank Lang & John Erwin 2007-6-17 Siskiyou Cottonwood Peak. 1516 Comment
  UCSB7737  Leptosiphon ciliatus Hardham, Clare 1961-6-30 Siskiyou White Mt. 1828 Comment
  POM208354  Leptosiphon ciliatus L. C. Wheeler 1934-6-11 2688 Siskiyou Siskiyou Mts., Mt. Diablo Mer., North Hungry Creek 1220 Comment
  RSA183657  Lesquerella occidentalis Gilbert Muth 1965-8-12 219 Siskiyou Behind Black Mtn, Marble Mtns. Comment
  CAS-BOT-BC341894  Lessingia nemaclada J. O. Sawyer, Jr.; James Payne Smith, Jr. 1971-9-18 4796 Siskiyou State 3 between Callahan and Etna at the turnoff to the Proctor Ranch Comment
  HSC70459  Lessingia nemaclada J. P. Smith, J. O. Sawyer 1976-9-5 8978 Siskiyou 1/5 mi. W of State Rte. 3 on Road 8 671 Comment
  RSA44881  Lessingia nemaclada J. C. Roos 1948-9-1 3938 Siskiyou Fort Jones Comment
  UC1557829  Lessingia nemaclada J. Semple, S. Heard 1986-8-16 8497 Siskiyou se of Etna (on CA-3, at intersection with road to Gazelle) Comment
  UC1557830  Lessingia nemaclada J. Semple, S. Heard 1986-8-16 8467 Siskiyou 1.6 km w Horse Creek (CA-96, before CA-3) Comment
  SEINET3887016 Image available Leucocrinum montanum D. E. Bright 1961-6-15 194 Siskiyou 5 miles west of Bray, California.; 0 Comment
  RSA114971  Leucophysalis nana E. K. Balls, Lee W. Lenz 1956-6-18 21802 Siskiyou 1.5 mi E of McCloud State Hwy. 1006 Comment
  SEINET3107004  Leucothoe davisiae Steve Selva, Roger Jensen 1974-8-16 15 Siskiyou West end of Sugar Lake. Comment
  CDA38866  Leucothoe davisiae F. D. Horn 1979-7-22 s.n. Siskiyou Duck Lake Creek near Etna. 0 Comment
  UCD101582  Lewisia cotyledon Rolf Y. Berg 1964-7-15 8271 Siskiyou Seiad Valley Pass near Lily Pad Lake (W. of Cook and Green Pass.) Siskiyou Mountains. Comment
  CAS-BOT-BC444048  Lewisia cotyledon var. cotyledon Gilbert Muth 1969-8-6 1177 Siskiyou Second Valley Comment
  CAS-BOT-BC444063  Lewisia cotyledon var. howellii L. R. Short 1933-5-24 119 Siskiyou Klamath National Forest. Rocky cliff on Klamath 548 Comment
  CAS-BOT-BC444076  Lewisia leeana R. F. Thorne; Frederick W. Oettinger 1969-8-4 63370 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. SE side of Diamond Lake 2072 Comment
  CAS-BOT-BC444079  Lewisia leeana John Thomas Howell 1937-7-24 13437 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UC7802  Lewisia leeana Harley P. Chandler June, 1901 1609 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges 2286 Comment
  UCD101615  Lewisia leeana M. S. Taylor 1980-7-8 3093 Siskiyou S side of Little Castle Lake. 1767 Comment
  CAS-BOT-BC444193  Lewisia nevadensis G. J. Muth 1969-8-8 1294 Siskiyou Gap Meadow, Boulder Peak Ridge 2286 Comment
  CAS-BOT-BC283731  Leymus condensatus Louis C. Wheeler 1934-9-22 3292 Siskiyou Klamath National Forest 518 Comment
  UCD64299  Leymus condensatus Mr. Roseman 1913-1 Siskiyou Butte Valley. Comment
  UC1137059  Leymus triticoides August L. Hormay 1932-7-15 Siskiyou 2 mi s Badger Well; Weed Valley Comment
  JEPS24032  Ligusticum grayi Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6896 Siskiyou Siskiyou Mts., Poker Flat 1536 Comment
  JEPS61987  Lilium columbianum George Butler 1908-8-3 115 Siskiyou Shackleford Creek; w Siskiyou County Comment
  CAS-BOT-BC130812  Lilium pardalinum H. A. Thomas; J. H. Thomas 1954-7-21 4412 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 1158 Comment
  CDA39353  Lilium pardalinum subsp. shastense T. C. Fuller 1960-7-25 4869 Siskiyou North limits Mt. Shasta City. 0 Comment
  CAS-BOT-BC133102  Lilium washingtonianum subsp. washingtonianum A. M. Vollmer; L. Beane 1951-7-1 186 Siskiyou Mt. Shasta Comment
  JEPS121399  Limnanthes alba Peter F. Zika 2012-5-14 25854 Siskiyou I-5 southbound, near exit 730 for central Dunsmuir Comment
  UC163841  Linanthus ciliatus Geo. D. Butler 1910-4-25 1243 Siskiyou Oro Fino Comment
  UC537990  Linanthus ciliatus Louis C. Wheeler 1934-6-11 2688 Siskiyou North Hungry Creek Siskiyou Mts. 1219 Comment
  UCD77820  Linanthus pungens Robert E. Preston 2003-7-29 2171 Siskiyou Rainbow Mountain and Vicinity. Summit of Rainbow Mountain. 2323 Comment
  CDA6304  Linaria genistifolia subsp. dalmatica T. C. Fuller 1960-6-3 4649 Siskiyou Mt. Hebron-Medicine Lake Road, just east of Rock School Road. 0 Comment
  CAS-BOT-BC416405  Linnaea borealis subsp. longiflora H. A. Thomas; J. H. Thomas 1954-7-23 4462 Siskiyou Salmon-Trinity Mts., about 6 miles SE of Cecilville. Vicinity of Blind Horse Creek. 1036 Comment
  RSA0087562  Linnaea borealis subsp. longiflora Frederick W. Oettinger 1969-8-9 1319 Siskiyou Salmon Mountains: vicinity of English Peak, Marble Mountain Wilderness Area. Stream crossing approx. 0.6 mi. before the last crossing of the North Fork River en route up to Abbotts Upper Cabin on the main trail. 1356 Comment
  UC705916  Lithocarpus densiflorus Marion Ownbey, Fred G. Meyer 1940-7-8 2231 Siskiyou 17 mi n Happy Camp; Siskiyou Mountains Comment
  SACT002879  Lithocarpus densiflorus Geo Dobbins 1961-6-19 Siskiyou 5 miles west of Oregon Caves National Comment
  SEINET13953011 Image available Lithocarpus densiflorus A. A. Heller 1918-1 13035 Siskiyou Mt. Eddy, W of Sisson, on open SE slope, in Jeffrey pine belt 2134 Comment
  CHSC619  Lithocarpus densiflorus var. echinoides V. Holt 1936-7-3 Siskiyou Shasta City. 1097 Comment
  UC1045211  Lithocarpus densiflorus var. echinoides unknown 1940-6-6 15031 Siskiyou along the Castle Lake Road Comment
  HSC78196  Lithophragma glabrum L. P. Janeway 1983-7-3 380 Siskiyou Poker Flat 1524 Comment
  CAS-BOT-BC435478  Lithophragma glabrum Grace Wood 1919-4-1 s.n. Siskiyou Yreka Comment
  HSC62131  Lithophragma heterophyllum Ruby Van Deventer 28 Jun [year missing] Siskiyou Raspberry Lake, 2 mi. W of Copper Mtn. Comment
  CAS-BOT-BC317333  Lithospermum californicum L. E. Smith 1913-6-29 s.n. Siskiyou Mt. Eddy Comment
  JEPS94263  Lithospermum ruderale Vernon H. Oswald and Lowell Ahart 1998-6-11 9176 Siskiyou ne of Weed (Shasta National Forest plantation on w side of Highway 97, 2.2 mi ne of Lake Shastina-Big Springs Road); Shasta National Forest, Highway 97 1066 Comment
  HSC76705  Lomatium dissectum var. multifidum K. T. Stillman 1976-7-14 224 Siskiyou Marble Mtn. Wilderness Area, Kings Castle 2073 Comment
  HSC77033  Lomatium dissectum var. multifidum K. T. Stillman 1976-6-17 13 Siskiyou Marble Mountain Wilderness Area, head of Elk Valley 1768 Comment
  JEPS101138  Lomatium engelmannii Dean W. Taylor 1996-6-18 15725 Siskiyou Scott Mountains; bordering Shasta Valley, hillslopes about 4 miles south of Gazelle; Shasta-Trinity National Forests 1524 Comment
  JEPS97016  Lomatium engelmannii Dean W. Taylor 1997-6-12 16063 Siskiyou hillslopes at base of Scott Mountains at mouth of Willow Creek, Shasta Valley; ca. 4 miles west of Gazelle 944 Comment
  RSA60802  Lomatium nevadense I. L. Wiggins 1950-5-28 12361 Siskiyou Margins of Carmen Lake, ca. 1.5 miles E of Scott Mtn road. 1738 Comment
  RSA452584  Lomatium nudicaule L. C. Wheeler 1935-6-29 3623 Siskiyou Yreka 808 Comment
  LA53040  Lomatium peckianum Lincoln Constance; Emil diFulvio 1962-4-17 3751 Siskiyou 5.2 mi. S of Yreka 792 Comment
  UC1731420  Lomatium vaginatum Dean Wm. Taylor with Craig Martz, Joe Molter, Barbara Williams, Julie Nelson 1997-5-4 15983 Siskiyou along Yreka Ditch ca. 4 air mi sw Gazelle (hillslopes of mts., bordering Shasta Valley, China Mountain 7 1/2' USGS quadrangle); Klamath Region, Scott Mountains 960 Comment
  HSC22218  Lonicera conjugialis J. O. Sawyer 1969-7-7 1082 Siskiyou NE facing slope above Big Duck Lake 2146 Comment
  HSC4904  Lonicera conjugialis J. O. Sawyer 1968-6-25 291 Siskiyou NE of N Horse Range Lake 2012 Comment
  LA205969  Lonicera conjugialis W. B. C.; 1939-7-7 sn Siskiyou Mount Shasta, between Wagon Camp and Bear Springs 1615 Comment
  RSA126301  Lonicera conjugialis I. L. Wiggins 1955-7-27 13568 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area. 2043 Comment
  RSA184705  Lonicera conjugialis Gilbert Muth 1966-7-8 378 Siskiyou Marble Valley. Marble Mtns. 1793 Comment
  CHSC51216  Lonicera hispidula L. P. Janeway 1984-6-21 854 Siskiyou At Ferry Point, W side of Klamath River. 289 Comment
  RSA406113  Lotus crassifolius M. B. Dunkle 1944-7-3 9064 Siskiyou Siskiyou National Park. 1677 Comment
  JEPS41318  Lotus crassifolius var. crassifolius Ruby Van Deventer 1939-7-18 28 Siskiyou s of Little Greyback (Kelley Lake Trail, near Kelley Lake) 1219 Comment
  CDA27212  Lotus humistratus D. Osterhandt, Don Shaw 1978-4-11 Siskiyou Vicinity of Forks of Salmon. 0 Comment
  SEINET10452750  Lotus nevadensis var. douglasii Melvin L. Conrad, Douglas G. LeDoux; Patricia L. Kenney 1973-6-2 Conrad 6976 Siskiyou Western yellow pine, lobocedrus, douglas fir foret, 6 mi sw of callahan. 1524 Comment
  JEPS55721  Lotus oblongifolius var. oblongifolius W. L. Jepson 1894-1 13791 Siskiyou Sisson Comment
  UC725417  Lotus purshianus var. purshianus A. A. Heller 1916-8-24 12557 Siskiyou near Sisson 1074 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
  CAS-BOT-BC140248  Luetkea pectinata Louis C. Wheeler 1934-8-9 3089 Siskiyou Klamath National Forest, Jaynes Canyon 1981 Comment
  HSC60910  Luetkea pectinata Al Hobart Siskiyou Black Butte Comment
  SEINET11912604  Luetkea pectinata Unknown 1986-1 60359 Siskiyou SW of Cook and Green Pass, NE slopes of Kangaroo Mt. above Hello Cyn 1798 Comment
  RSA119497  Lupinus C. P. Smith 1947-5-13 47274 Siskiyou 7.4 miles east of Weed. Highway 97. Comment
  UCD105861  Lupinus albicaulis A. A. Heller 1915-7-18 12117 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1188 Comment
  LA205033  Lupinus albicaulis Wm. Bridge Cooke; 1940-7-12 15329 Siskiyou Memorial Highway near the Mt. Shasta High School 1097 Comment
  CHSC71299  Lupinus albicaulis var. shastensis Vernon H. Oswald 1998-6-11 9184 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
  JEPS25638  Lupinus albicaulis var. shastensis Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7277 Siskiyou Poker Flat 1536 Comment
  RSA105764  Lupinus albicaulis var. shastensis W. Bridge Cooke 1940-07 15329 Siskiyou Near the Mount Shasta High School along Alma Street in Mount Shasta near the city limits on the way to the Memorial Highway. Comment
  RSA11951  Lupinus albicaulis var. shastensis Elmer I. Applegate 1923-9-7 3853 Siskiyou Doggett Ridge, south slope of the Siskiyou Mountains. Comment
  UC1481906  Lupinus albifrons K. Morris, Dunn and Kenney 1973-6-2 370 Siskiyou on s side of Hwy 3, 22 mi e Fort Jones; e of Fort Jones Comment
  CAS-BOT-BC195966  Lupinus albifrons var. albifrons Charles Piper Smith 1947-5-6 47205 Siskiyou Gazelle, 3.2 miles south, Highway 99 Comment
  CAS-BOT-BC195969  Lupinus albifrons var. albifrons Wm. Bridge Cooke 1940-6-20 15159 Siskiyou Along the Pacific Highway in the Klamath River Gorge between Hornbrook and the junction of US99 and SR96 Comment
  SEINET10491224  Lupinus albifrons var. albifrons Paul Gallian, Billy Joe Cox 1971-6-9 Gallian 687 Siskiyou 11 miles n of weed, on us hwy 97; decomposed lava, sandy on slight s-e-facing Slope; assoc. With juniper and artemisia, purshia and arctostaphylos 1250 Comment
  CAS-BOT-BC196322  Lupinus albifrons var. flumineus D. B. Dunn; B. J. Cox 1971-6-9 17937 Siskiyou 9 mi. N. of Weed, on U.S. Hwy 97, at Whitney Creek 1249 Comment
  SEINET10871209  Lupinus albifrons var. flumineus David B. Dunn, Billy Joe Cox 1971-6-9 Dunn 17949 Siskiyou 11 mile n of weed, on us hwy 97; decomposed lava, sandy, on a se facing slope; Assoc. With juniper, artemisia, purshia and arctostaphylos 1250 Comment
  HSC27633  Lupinus andersonii Carl W. Mize 1972-6-23 96 Siskiyou Along trail from Camp Three 610 Comment
  RSA431057  Lupinus andersonii var. andersonii K. Morris, Dun, Kenney, D. I. Morris 1973-5-25 272 Siskiyou 20.7 mi E of McCloud on Hwy 89. Comment
  UC562841  Lupinus angustiflorus Elmer I. Applegate 1923-8-18 3877 Siskiyou e side Medicine Lake (Redshale Mountain); , e side of Medicine Lake Comment
  POM253155  Lupinus arbustus subsp. silvicola A. A. Heller 1938-7-12 15260 Siskiyou East of Deer Mountain. 1402 Comment
  SEINET10484719  Lupinus arbustus subsp. silvicola Donald E. Bright 1962-6-14 Bright 288 Siskiyou Roadside, 2 miles n of weed. Also on sheet acc.# 161224, Rec.# 28189 Comment
  HSC2247  Lupinus aridus Geo. D. Butler 1910-6-4 1500 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC196694  Lupinus breweri var. breweri Marion Ownbey; Ruth P. Ownbey 1938-7-20 1763 Siskiyou Near Dry Lake Lookout, summit of the Siskiyou Mountains Comment
  CHSC99699  Lupinus breweri var. breweri L. P. Janeway 2008-7-24 9480 Siskiyou Klamath Ranges. Siskiyou Mountains; crest of the mountain 2.1 air km northeast of Condrey Mountain. Rounded ridgetop. 2115 Comment
  UCD19435  Lupinus croceus Charlotte K. Glenn 1967-1 158 Siskiyou Castle Lake. 1584 Comment
  UCD20158  Lupinus croceus Charlotte Glenn Date Unknown s.n. Siskiyou Castle Lake. 1584 Comment
  HSC14817  Lupinus croceus Dorothy Parker 1949-5-26 Siskiyou Salmon Mtn. Range, along Sugar Creek Rd. (above Eaton Mine). 1677 Comment
  RSA47662  Lupinus croceus var. pilosellus Roxana S. Ferris 1948-6-12 s.n. Siskiyou At Mule Creek crossing of Scott Mountain Road. 1524 Comment
  RSA94035  Lupinus croceus var. pilosellus R. C. Barneby 1954-5-17 11533 Siskiyou Scott Mountains, 5 miles above Callahan 1250 Comment
  RSA372145  Lupinus klamathensis M. L. Conrad, David B. Dunn, P. Kenney 1973-6-2 6972 Siskiyou 1.1 mile from Interstate 5 on Highway 3, southwest of Yreka. 915 Comment
  POM24889  Lupinus klamathensis Geo. D. Butler 1909-5-8 709 Siskiyou Shasta Valley Comment
  HSC82558  Lupinus lapidicola Thomas W. Nelson, Jane P. Nelson 1979-5-26 4721 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  RSA256589  Lupinus lapidicola J. P. Smith 1974-5-27 7623 Siskiyou Along Forest Sevice Road 47N03. 1280 Comment
  UCSB16735  Lupinus latifolius 1962-6-11 Siskiyou Roadbank along Scott River, 2 miles north of Scott Bar 487 Comment
  POM229175  Lupinus latifolius subsp. viridifolius Louis C. Wheeler 1935-6-13 3573 Siskiyou Shackleford Creek, Marble Mts. 976 Comment
  UCD108232  Lupinus lepidus A. A. Heller 1920-7-9 13421 Siskiyou Mt. Eddy. 2438 Comment
  LA205119  Lupinus lepidus var. lobbii W. B. C.; 1939-7-13 13561 Siskiyou Mount Shasta, around Squaw Valley Creek meadows 2590 Comment
  JEPS83226  Lupinus lepidus var. sellulus Geo. D. Butler 1908-6-28 367 Siskiyou Butler's Ranch Quartz Valley; , Butler's Ranch Comment
  SEINET10491193  Lupinus leucophyllus var. leucophyllus Katherine L. Morris 1973-6-2 Morris 373 Siskiyou Collected 7 mi. S of etna along roadside of hwy 3, near a gravel quarry. Comment
  UC82247  Lupinus luteolus Dr. E. B. Copeland 1903-7-2 3535 Siskiyou Klamathon Comment
  RSA25916  Lupinus luteolus Geo. D. Butler 1910-6-1 1447 Siskiyou Dry land near Yreka. Comment
  SEINET10488769  Lupinus luteolus James P. Smith, Steven B. Selva 1970-8-9 Smith, Jr. 4576 Siskiyou T.46n, r.2w, sec.14. Disturbed roadside in potato fields w of macdoel. Comment
  SEINET11071976 Image available Lupinus luteolus A. A. Heller 1905-6-8 7990 Siskiyou Yreka Comment
  SEINET8056947  Lupinus microcarpus G. D. Butler 1910-5-21 1373 Siskiyou Klamath hills. Comment
  CHSC26174  Lupinus obtusilobus J. P. Kroessig 1977-8-5 57 Siskiyou Panther Meadow on Mt. Shasta, n end of Everitt Memorial Hwy., ca. 6 km s of Mt. Shasta Peak. 2285 Comment
  UC1736619  Lupinus obtusilobus Dean W. Taylor 1975-8-14 5363 Siskiyou Mt. Shasta, between Shasta Ski Bowl and Green Butte, 2651 Comment
  UC70370  Lupinus obtusilobus Milo S. Baker 1899-7-31 Siskiyou on Ash Creek Mt. Shasta; , on Ash Creek Comment
  POM24915  Lupinus sellulus subsp. sellulus Geo. D. Butler 1908-8-2 368 Siskiyou Quartz Valley Comment
  SEINET10490225  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1979-6-15 Nelson 4805 Siskiyou China mtn quad. Serpentine along road to carmen lake .6 mi from jct with state Route 3. 1646 Comment
  SEINET10937145  Lupinus sellulus var. lobbii Billy Joe Cox, David B. Dunn 1971-6-9 Cox 2808 Siskiyou 3 mi n of weed, on u.s. Hwy 97. S-facing 20 degree slope; roadside; in pinus Ponderosa, p. Jeffreyi, and artemisia tridentata, and purshia. 1128 Comment
  RSA238892  Luzula comosa var. laxa Frederick W. Oettinger 1969-7-16 1034 Siskiyou Just NE of Abbotts Lake outlet. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1723 Comment
  HSC42948  Luzula spicata J. O. Sawyer, K. T. Stillman 1976-7-1 2768 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  CDA34595  Machaeranthera canescens var. shastensis M. Beyers, G. F. Hrusa 2010-8-18 708 Siskiyou Highway 3; +/- south of Callahan just N of where Pacific Crest Trail intersects highway. 1638 Comment
  POM52120  Machaeranthera canescens var. shastensis George B. Grant 1902-9-7 5111 Siskiyou Mt. Shasta 2439 Comment
  HSC40203  Madia elegans J. P. Smith 1976-5-5 8680 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  HSC67034  Madia elegans J. P. Smith, Steve Selva 1970-6-15 3906 Siskiyou 10 mi. NW of Forks of Salmon Comment
  JEPS24808  Madia elegans Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6817 Siskiyou 7 mi e Callahan 1127 Comment
  JEPS40209  Madia elegans Geo. D. Butler 1908-8-12 307 Siskiyou Greenview Scott Valley Comment
  HSC77501  Madia exigua L. P. Janeway 1983-6-25 332 Siskiyou Ca. 500 m from West Branch Guard Station 671 Comment
  CHSC86673  Madia gracilis Jenny Marr 1993-7-1 56 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC36815  Madia gracilis J. P. Smith 1974-5-27 7619 Siskiyou Along FS Rd. 47N03 1280 Comment
  UC54073  Madia gracilis H. M. Hall and E. B. Babcock Jun 1903 4055 Siskiyou near Sisson; Mount Shasta 1066 Comment
  RSA237501  Madia gracilis subsp. gracilis Frederick W. Oettinger 1969-8-18 1433 Siskiyou Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  POM30810  Madia minima Geo D. Butler 1909-4-25 620 Siskiyou Quartz Valley. Comment
  RSA165598  Madia minima Clare B. Hardham 1961-6-30 s.n. Siskiyou Siskiyou Mountains:White Mountain 1829 Comment
  POM210969  Marah oregana L. C. Wheeler 1934-8-2 3026 Siskiyou Siskiyou Mountains: Jaynes Canyon. Mt. Diablo Mer. 1828 Comment
  HSC63635  Marrubium vulgare J. P. Smith, Steve Selva 1970-8-8 4559 Siskiyou Juanita Lake Comment
  HSC46292  Matricaria discoidea J. P. Smith, Steve Selva 1970-6-16 4012 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek 1159 Comment
  UC16105  Medicago lupulina T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC705563  Melica harfordii Marion Ownbey, Fred G. Meyer 1940-7-7 2217 Siskiyou near Cayenne Ridge summit (Marble Mountain); Marble Mountain Comment
  CAS-BOT-BC264197  Melica subulata John Thomas Howell 1937-7-22 13319 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  SEINET13710380  Mentha arvensis Lowell William Ahart, Lowell William Ahart 1998-1 9323 Siskiyou Hwy. 97 Between Weed and Macdoel at W End Grass Lake (T44N, R3W, sec 28, NE 1/4) 5000 Ft. 1524 Comment
  CHSC88390  Mentzelia dispersa Jenny Marr 1993-7-1 149 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CHSC30253  Menyanthes trifoliata M. S. Taylor; Roderick Williams, B. Williams 1980-6-23 2945 Siskiyou Aquatic in Cedar Lake, 11 mi sw of Mt. Shasta City. 1737 Comment
  CAS-BOT-BC428542  Micranthes aprica Harley P. Chandler 1901-6-1 1675 Siskiyou North Coast Ranges. Marble Mountain. 2438 Comment
  CAS-BOT-BC428553  Micranthes aprica Ira L. Wiggins 1950-5-28 12387 Siskiyou .3 mi. w. of Carmen Lake 1706 Comment
  CAS-BOT-BC428608  Micranthes bryophora Ira L. Wiggins 1955-7-27 13547 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CHSC99694  Micranthes ferruginea L. P. Janeway 2008-7-24 9472 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. 1975 Comment
  UCD102913  Micranthes oregana J. M. Tucker 1974-7-26 4292 Siskiyou Let 'Er Buck Meadows, 0.5 mile southeast of Haypress Meadows, Marble Mountain Wilderness Area. 1432 Comment
  CAS-BOT-BC432853  Micranthes tolmiei Wm. Bridge Cooke 1938-8-22 11556 Siskiyou Mount Shasta. West slope of Shastina. Comment
  CAS-BOT-BC322660  Microseris laciniata W. R. Dudley 1899-8-13 s.n. Siskiyou Nabar near McCloud Comment
  CAS-BOT-BC349380  Microseris nutans Wm. F. Herrin 1919-6-16 s.n. Siskiyou Shasta Springs Comment
  POM229878  Microseris nutans L. C. Wheeler 1935-6-13 3574 Siskiyou Shackleford Creek. Marble Mtns. 976 Comment
  RSA237329  Microsteris gracilis subsp. humilis Frederick W. Oettinger 1967-6-24 117 Siskiyou Ridge at Etna Summit between Etna and Sawyers Bar. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC164368  Mimulus breweri Geo. D. Butler 1910-7-9 1733 Siskiyou Upper Campbell Lake Shackleford Creek 1371 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
  RSA14130  Mimulus cardinalis Elmer I. Applegate 1923-9-6 3978 Siskiyou Doggett Creek, Klamath River. Comment
  HSC76733  Mimulus guttatus K. T. Stillman 1976-7-14 240 Siskiyou Marble Mtn. Wilderness Area Comment
  RSA183684  Mimulus guttatus Gilbert Muth 1965-8-3 157 Siskiyou Marble Valley, Marble Mts. Comment
  RSA237287  Mimulus guttatus Frederick W. Oettinger 1967-6-28 142 Siskiyou On Salmon River near Kelly Gulch. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 613 Comment
  UC917313  Mimulus inodorus R. Tofsrud and J. M. Tucker 1948-8-3 1778 Siskiyou 3 mi (by road) below summit Happy Camp to Waldo (Oregon) road Comment
  UC1374813  Mimulus layneae Noel H. Holmgren, Liew Fah Seong 1969-6-25 3617 Siskiyou 23 mi e McCloud (Calif. 89, 1.3 mi from Shasta County line) Comment
  RSA434638  Mimulus lewisii M. B. Dunkle 1945-7-12 9204 Siskiyou Summit Trail. Marble Mountains. Klamath National Forest. Comment
  UC445199  Mimulus moniliformis Mrs. R. M. Austin Siskiyou margins Willow Lake Comment
  UC1037454  Mimulus moniliformis Douglas Barbe 1955-7-1 77 Siskiyou 4.5 mi s Etna (on the Westside Road to Callahan at the French Creek bridge); Klamath Mountains 853 Comment
  HSC73317  Mimulus moschatus Gail Newton 1980-6-20 498 Siskiyou Near Bald Mtn. 1097 Comment
  HSC64881  Mimulus moschatus D. L. Goforth 1979-7-19 270 Siskiyou Trinity Alps Wild Area, Caribou Lakes Basin, .5 mi. S of upper lake 2226 Comment
  HSC91020  Mimulus nanus Jennifer Whipple 1977-8-4 2147 Siskiyou Trinity and Siskiyou Counties: Summit region of Mt. Eddy 2622 Comment
  SEINET12336912  Mimulus nanus var. jepsonii D. M. Thompson 1988-1 932 Siskiyou 8 mi E of McCloud along Hwy 89, SW corner of jct of Bigelow Meadows Rd & Hwy 89, opposite Hwy 89 1100 Comment
  UC796452  Mimulus nanus var. nanus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11717 Siskiyou Schoolhouse Hill East Fork of Scott River, Plowmans Valley (Noyes Valley) Comment
  HSC60146  Mimulus nanus var. nanus D. L. Goforth 1979-7-7 234 Siskiyou Klamath National Forest, Condrey Mtn., near Dear Camp 1860 Comment
  UC1409382  Mimulus nanus var. nanus Frederick W. Oettinger 1967-8-5 948 Siskiyou nw Lower English Lake (High Lakes Basin in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  HSC36560  Mimulus primuloides J. O. Sawyer 1969-8-5 1732 Siskiyou W of Little Duck Lake 2073 Comment
  UC454789  Mimulus primuloides I. J. Condit 1909-8-22 Siskiyou Sisson Comment
  UC618708  Mimulus primuloides W. Bridge Cooke 1938-7-1 11124 Siskiyou above Bear Spring (also at Panther and Squaw Creek Meadows); Mount Shasta Comment
  JEPS16327  Mimulus primuloides subsp. linearifolius Peter H. Raven 1956-9-5 10453 Siskiyou North Fork of the Sacramento River 2011 Comment
  UC1409388  Mimulus tilingii Frederick W. Oettinger 1969-8-25 1542 Siskiyou w Arrow Peak (near Tom Taylor Cabin, vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1981 Comment
  JEPS77494  Mimulus tricolor Susan Horner 1978-6-30 400 Siskiyou about 4 mi sse Hambone (on road between 40NO5 and Sand Flat Well, vernal flat below road) Comment
  POM151712  Minuartia nuttallii subsp. gregaria E. B. Copeland 1903-9-7 3870 Siskiyou Mt. Eddy. 2317 Comment
  UC1540135  Minuartia nuttallii subsp. gregaria Dean Wm. Taylor and Rexford E. Palmer 1987-8-8 9261 Siskiyou Lyons Peak Medicine Lake volcanic highland region (extreme ne portion of co.) 2407 Comment
  UC454228  Minuartia nuttallii subsp. gregaria I. J. Condit 1911-7-28 Siskiyou ridge <from> Castle Lake to Mt. Bradley; Shasta Retreat 1981 Comment
  UC722977  Minuartia nuttallii subsp. gregaria C. L. Hitchcock and J. S. Martin 1939-7-7 5279 Siskiyou 1/2 mi below Sanger Peak Lookout 1524 Comment
  JEPS100204  Minuartia stolonifera Dean W. Taylor 2002-6-10 18120 Siskiyou Scott Mountain, Forest Road 40N08 0.25 miles E of the junction with Highway 3 (3 miles NE from Scott Mountain summit) 1341 Comment
  UC673160  Mirabilis greenei Lincoln Constance and Reed C. Rollins 1942-5-14 2929 Siskiyou 4 mi n Yreka (Shasta River); Klamath-Siskiyou Region 762 Comment
  UC101220  Mirabilis greenei Thomas Howell May 1889 Siskiyou near Klamath River Comment
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Jun 12 2012
  CAS-BOT-BC433015  Mitella diversifolia Roxana S. Ferris; Laura Lorraine 1948-6-12 11783 Siskiyou Small tributary of Etna Creek below Mill Creek Bridge 1066 Comment
  RSA184752  Mitella pentandra Gilbert Muth 1966-7-8 375 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  RSA238325  Mitella pentandra Frederick W. Oettinger 1969-7-10 954 Siskiyou Along inlet brook to Upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1799 Comment
  HSC75349  Monardella glauca J. O. Sawyer, M. Mesler 1980-8-10 4031 Siskiyou S of Carmen Lake, ultramafics of Scott Mtn. 1829 Comment
  HSC81683  Monardella glauca Thomas W. Nelson, Jane P. Nelson 1980-7-21 6161 Siskiyou Along FS Rd. 40N08, 0.6 mi. from junction with Hwy. 3 1646 Comment
  HSC14277  Monardella glauca R. C. Wunner 1965-6-29 299 Siskiyou Lava Beds National Monument, below upper Caldwell Ice Cave 1433 Comment
  CAS-BOT-BC222177  Monardella odoratissima subsp. pallida Doris K. Kildale 1929-8-24 9107 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  HSC2412  Monardella odoratissima subsp. pallida William J. Ferlatte 1966-8-5 339 Siskiyou Caribou Mtn. 2470 Comment
  JEPS63424  Monardella odoratissima subsp. pallida W. L. Jepson 1894-8-4 59 f Siskiyou Mt. Shasta Comment
  JEPS98783  Monardella odoratissima subsp. pallida Sue Pappalardo 1993-7-19 505 A Siskiyou about 4 mi SE of Bear Mountain Lookout (Forest Service road 40N38); Shasta Trinity National Forest, McCloud Ranger District 1320 Comment
  RSA401653B  Monardella odoratissima subsp. pallida Bonnie C. Templeton 1960-6-21 8590 Siskiyou Near summit of Scott Mt. Comment
  UC1096813  Monardella odoratissima subsp. pallida H. K. Wagnon 1957-8-11 1702 Siskiyou Mt. Shasta ca. 1 mi W of Military Pass Road, along road to Brewer Creek. Comment
  UC1483447  Monardella odoratissima subsp. pallida J. Sawyer and J. Cole 1980-7-22 3988 Siskiyou Little Horse Peak, Klamath National Forest, Bray Quad. 1719 Comment
  UC2035863  Monardella odoratissima subsp. pallida L. Ellison 1928-9-11 515 Siskiyou Mt. Shasta 2590 Comment
  UC25518  Monardella odoratissima subsp. pallida W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mount Shasta Comment
  UCSB63904  Monardella odoratissima subsp. pallida Oswald, Vernon; Ahart, Lowell 1997-7-28 Siskiyou Forest Route 56 (42N56) 3.7 mi east of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave: T42N R4E NE1/4 NE1/4 Sect. 6, Yellow Pine Forest 1755 Comment
  CAS-BOT-BC220266  Monardella sheltonii Dr. E. B. Copeland 1903-6-7 3497 Siskiyou Hornbrook Comment
  RSA760929  Montia dichotoma R. F. Thorne, Frederick W. Oettinger 1969-8-4 63381 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1768 Comment
  CAS-BOT-BC444878  Montia fontana L. R. Abrams 1926-7-4 11224 Siskiyou 1 mile west of Shasta City on road to Abrams Lake Comment
  CHSC88119  Montia linearis Jenny Marr 1993-7-1 129 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC33979  Montia linearis J. P. Smith 1974-5-25 7472 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  CHSC114089  Muhlenbergia andina Kendra Sikes 2011-9-13 CLS_ 1 D Siskiyou Sundew Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain; UTM Zone 10N, 537187E, 4580685N. 2028 Comment
  UCD86564  Muhlenbergia asperifolia R. Tofsrud 1949-8-4 s.n. Siskiyou between Grenada and Gazelle, Hwy. 99. Comment
  RSA239105  Muhlenbergia filiformis Frederick W. Oettinger 1969-8-24 1521 Siskiyou Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  JEPS95094  Muhlenbergia jonesii Vernon Oswald and Lowell Ahart 1997-7-28 8784 Siskiyou Forest Route 56 (42N56) 3.7 mi e of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave Yellow Jacket Ice Cave; Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave 1755 Comment
  HSC30600  Muhlenbergia montana Frederick W. Oettinger 1969-8-16 1389 Siskiyou Marble Mtn. Wilderness Area, SW of Wire Grass Meadow, near Upper English Lake. 1677 Comment
  RSA45312  Myosotis scorpioides Dorothy Parker 1946-6-6 3 Siskiyou (Etna) Scott Valley. 897 Comment
  UC9332  Myosurus minimus Mrs. R. M. Austin June, 1894 Siskiyou Pot Hole Springs Comment
  RSA77513  Myriophyllum sibiricum Louis C. Wheeler 1935-6-23 3591 Siskiyou Shasta River 2 mi. NW Montague. 762 Comment
  UCD77882  Nama densa Robert E. Preston 1997-6-1 1037 Siskiyou 100 ft n of Hwy 97. 1402 Comment
  CHSC71876  Nama lobbii Vernon H. Oswald; Lowell Ahart 1998-9-8 9610 Siskiyou USFS 3 ca. 0.8 mi west of Julia Glover Flat, ca. 6 air mi west of Mosquito Lake and Whitehorse Flat Reservoir, ca. 2 air mi northwest of Indian Spring Mtn. 1127 Comment
  UCR93378  Nama lobbii Kathy Harper, D. Karr 1994-6-15 s.n. Siskiyou Vicinity of Bartle, c. 0.25 mi. south of McIntosh Vista on road between Calif. Hwy 89 and Pioneer Hill Road 1341 Comment
  UC908380  Navarretia divaricata W. Bridge Cooke 1938-7-29 11405 Siskiyou Mt. Shasta 1524 Comment
  HSC78222  Navarretia divaricata var. divaricata L. P. Janeway 1983-8-28 646 Siskiyou Poker Flat 1529 Comment
  CAS-BOT-BC230310  Navarretia heterandra Alice Eastwood 1912-7-20 1266 Siskiyou Hornbrook Comment
  CHSC71308  Navarretia leucocephala subsp. minima Vernon H. Oswald 1998-6-11 9226 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Rd. and Hwy. 97 ca. 5 mi north of Macdoel. In vernal pool. 1295 Comment
  JEPS120221  Navarretia sinistra subsp. sinistra Julie Kierstead Nelson 2011-8-23 2011 -43 Siskiyou Eastern Klamath Mountains, The Eddys. North side of Fawn Creek, 2 miles NE of Gumboot Lake Comment
  UCSC000576  Nemophila parviflora I. J. Condit 2011-7-3 s.n. Siskiyou Shasta Retreat, Bank of Sacramento River Comment
  UC52235  Nemophila pedunculata H. M. Hall and E. B. Babcock 1903-6-18 4121 Siskiyou Bartles Station , Bartles Station (McCloud River) 1219 Comment
  SEINET516296  Nepeta cataria Vernon H. Oswald 1998-9-16 9636 Siskiyou Vista Point on Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi E of Hwy. 97. 1244 Comment
  CAS-BOT-BC123919  Nitrophila occidentalis Amos Arthur Heller 1905-6-20 8073 Siskiyou Gazelle Comment
  CDA18414  Noccaea fendleri subsp. siskiyouense G. D. Barbe, T. C. Fuller & J. T. Howell 1980-4-29 2653 Siskiyou Klamath Ranges; Schoolhouse Hill, summit of Gazelle-Callahan Road, 7 miles (11.3 km) east of Callahan. 1173 Comment
  HSC92177  Nothocalais alpestris Jennifer Whipple 1977-7-22 2056 Siskiyou Dale Creek drainage on N face of Mt. Eddy. 2195 Comment
  HSC48295  Nothochelone nemorosa Ken Stillman, J. O. Sawyer 1978-7-6 1034 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  HSC19126  Nothochelone nemorosa J. O. Sawyer 1969-6-12 885 Siskiyou N-facing slope above Sugar Creek 2000 Comment
  RSA331962  Nothochelone nemorosa Walter Wisura, Dave Kelly 1985-7-30 4074 Siskiyou Along forestry road 47N63 near Siskiyou Summit, N of Horse Creek on Hwy 96. Comment
  UC61691  Oenothera elata subsp. hirsutissima Geo. B. Grant September 1902 5225 Siskiyou Sisson Mt. Shasta 914 Comment
  POM108009  Olsynium douglasii Geo D. Butler 1910-3-11 1123 Siskiyou Yreka Hills. Comment
  CAS-BOT-BC349936  Onopordum acanthium C. S. Giebner 1964-7-3 s.n. Siskiyou Dwinnell Rd., Big Springs, Shasta Valley Comment
  CAS-BOT-BC500328  Orobanche uniflora subsp. occidentalis Gilbert J. Muth 1969-8-11 1364 Siskiyou Ridge S of Boulder Peak 2316 Comment
  CAS-BOT-BC500330  Orobanche uniflora subsp. occidentalis L. E. Smith 1914-4-20 638 Siskiyou Yreka Comment
  RSA0059187  Orobanche uniflora subsp. occidentalis Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mts., Shasta-Trinity National Forest: c. 15 air mi SW of Weed near Kangaroo Lake Campground. Comment
  JEPS82725  Orogenia fusiformis Wayne Roderick 1984-6-5 Siskiyou ca. 12 air km. s.w. Mt. Shasta City (above Castle Lake) 1981 Comment
  SD230221  Orthilia secunda Louis C. Wheeler 1959-7-25 7594 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  UC618901  Orthilia secunda W. B. Cooke 1938-8-5 11457 Siskiyou Sisson Southern Trail. 1828 Comment
  HSC69104  Orthocarpus cuspidatus subsp. copelandii Maralyn A. Renner 1980-8-4 2226 Siskiyou Flint Valley 1390 Comment
  UC1360409  Orthocarpus cuspidatus subsp. copelandii J. M. Tucker 1963-8-19 3784 Siskiyou ca 1/2 mi ne Marble Valley Guard Station (Upper Canyon Creek); Marble Mountain Wilderness Area, Upper Canyon Creek 1920 Comment
  RSA211401  Orthocarpus cuspidatus subsp. copelandii William J. Ferlatte 1967-8-17 958 Siskiyou Yellow Rose Mine, Trinity Alps. 1982 Comment
  RSA237570  Orthocarpus cuspidatus subsp. copelandii Frederick W. Oettinger 1968-8-11 477 Siskiyou East of Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  RSA238817  Orthocarpus cuspidatus subsp. copelandii Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1295 Siskiyou Sundew Bog, English Lake region. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UCD123232  Orthocarpus cuspidatus subsp. copelandii Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou east of Marble Mountain, Marble Mountains, California. 1859 Comment
  JEPS84028  Orthocarpus cuspidatus subsp. cuspidatus L. R. Heckard with J. Hickman et al. 1986-7-17 6498 Siskiyou ca 14.5 mi from Hwy 96 (Walker) near Dry Lake (Oak Knoll Ranger Station road to Condrey Mt.); near Dry Lake, road to Condrey Mt. 2000 Comment
  UC1222794  Orthocarpus imbricatus Joseph P. Tracy 1950-7-20 19207 Siskiyou about 4 mi se Elk Valley (Del Norte Co.) (Flint Valley); , se of Elk Valley 1432 Comment
  SEINET10549696  Orthocarpus lithospermoides Strull 1984-5-26 STRULL 65 Siskiyou T44n, r11w, s26, indian scotty campground, 15.2 mi w of fort jones on scott River rd. Collected on roadside growing with quercus, cornus, and aquilegia. 701 Comment
  HSC22169  Osmorhiza berteroi J. O. Sawyer 1969-7-11 850 Siskiyou Ravine above C.C.C. road. 1280 Comment
  JEPS25627  Osmorhiza berteroi Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7264 Siskiyou Poker Flat 1536 Comment
  RSA12599  Osmorhiza berteroi C. B. Wolf 1934-7-6 5987 Siskiyou 3 miles from Mt. Shasta City on Wagon Camp Rd., SW slope of Mt. Shasta 1220 Comment
  UC922403  Osmorhiza occidentalis Annie M. Alexander and Louise Kellogg 1949-7-21 5831 Siskiyou Paradise Lake Marble Mountains 1920 Comment
  POM82904  Osmorhiza occidentalis Geo. D. Butler 1910-7-7 1668 Siskiyou Shackleford Creek 1220 Comment
  JEPS82265  Packera cana Roger Raiche 1983-8-13 30594 Siskiyou near summit Mt. Eddy 2743 Comment
  UC705692  Packera cana Marion Ownbey and Fred G. Meyer 1940-7-4 2184 Siskiyou on ridge above the head Brewer Creek; e side Mt. Shasta Comment
  HSC24638  Packera cana J. W. Thompson 1936-7-8 13150 Siskiyou Lava Beds National Monument, lava slopes Comment
  UC1299443  Packera cana Freed W. Hoffman 1950-7-11 3562 Siskiyou Cedar Camp Road 19.5 mi n Klamath River Comment
  UCD32840  Panicum acuminatum var. fasciculatum Beecher Crampton 1964-8-26 7176 Siskiyou 0.6 miles east of Bartle on Hwy. 89. 1310 Comment
  HSC10501  Panicum oligosanthes var. scribnerianum C. B. Wolf 1927-8-26 1099 Siskiyou Klamath River, 14 mi. above Happy Camp Comment
  UC630397  Parnassia californica Annetta Carter 1939-8-21 1480 Siskiyou 12 mi sw of Etna (se end of Taylor Lake); Salmon Mountains, Taylor Lake 2026 Comment
  JEPS104438  Parnassia cirrata var. intermedia Martin J. Lenz 2003-9-19 43 Siskiyou approx. 2000 ft SW of Panorama Road underpass, Dunsmuir 778 Comment
  JEPS50863  Parnassia fimbriata Al Hobart 1967-8-8 Siskiyou above Raspberry Lake (Preston Peak, westernmost Siskiyou County); Preston Peak 1584 Comment
  HSC96307  Parnassia palustris Gordon Leppig 1998-8-14 1036 Siskiyou Klamath National Forest, Russian Wilderness, in cirque W of Little Duck Lake. 2200 Comment
  CAS-BOT-BC202844  Paxistima myrsinites H. A. Thomas; J. H. Thomas 1954-7-23 4466 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Vicinity of Blind Horse Creek 1036 Comment
  CAS-BOT-BC202860  Paxistima myrsinites Doris K. Kildale 1928-8-18 6448 Siskiyou Head of north fork Salmon River at Finley's Upper Camp Comment
  RSA1654  Paxistima myrsinites C. B. Wolf 1930-10-22 1751 Siskiyou 3 miles S of Mt. Shasta City. Comment
  CHSC1834  Pedicularis attollens V. Holt 1932-7-10 Siskiyou Mt. Eddy. 1828 Comment
  CAS-BOT-BC266640  Pedicularis bracteosa Geo. D. Butler 1910-7-10 1735 Siskiyou Shackleford Creek, Upper Campbell Lake 1524 Comment
  HSC806  Pedicularis bracteosa var. flavida William J. Ferlatte 1967-7-25 725 Siskiyou Caribou Basin 1982 Comment
  SJSU6539  Pedicularis contorta R. W. Trivelpiece 1973-6-28 156 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 Comment
  RSA238822  Pedicularis contorta Frederick W. Oettinger 1968-8-22 599 Siskiyou Below Diamond Lake on way to English Lake. Salmon Mountains. High Lake Basins, in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  UC220831  Pedicularis densiflora H. E. Brown Jun 11 1897-Jun 16 1897 356 Siskiyou northside Mount Shasta 1524 Comment
  HSC58888  Pedicularis racemosa Marvin Butler 1971-8-11 279 Siskiyou Near El Capitan Lake, close to town of Cave Junction 1646 Comment
  JEPS84022  Pedicularis racemosa L. R. Heckard with J. Hickman et al. 1986-7-17 6535 Siskiyou se of Condry Mountain (road end area and camp overlooking s end of Alex Hole); Alex Hole 1980 Comment
  UC195478  Pedicularis racemosa A. A. Heller 1914-8-28 11726 Siskiyou e side Mount Eddy 1524 Comment
  HSC63262  Pedicularis racemosa M. A. Baker 1979-7-31 1087 Siskiyou Marble Mtn. Wilderness, Tickner Hole 2080 Comment
  RSA425341  Pedicularis racemosa M. B. Dunkle 1944-7-18 9149 Siskiyou Siskiyou National Forest. Comment
  CAS-BOT-BC67682  Pellaea brachyptera Alice Eastwood 1912-8-30 2092 Siskiyou Mount Eddy Comment
  HSC76659  Penstemon anguineus K. T. Stillman 1976-7-22 292 Siskiyou Marble Mtn. Wilderness Area Comment
  JEPS7204  Penstemon anguineus W. L. Jepson 1937-7-30 18537 Siskiyou near Poker Flat summit; Siskiyou Mts., nr Poker Flat summit 1584 Comment
  UC1585393  Penstemon anguineus R. Raiche, K. Zadnik, and H. Forbes 1989-10-3 UCBG 49 Siskiyou n Seiad Valley (at Cook and Green Pass); Cook and Green Pass 1425 Comment
  UC922561  Penstemon anguineus Annie M. Alexander and Louise Kellogg 1948-9-9 5597 A Siskiyou trail to Taylor Lake Siskiyou Mountains, trail to Taylor Lake Comment
  RSA425613  Penstemon azureus Louis C. Wheeler 1934-7-3 2850 Siskiyou Head of Soda Crk, Sterling Mt, Siskiyou Mtns. 1768 Comment
  POM256802  Penstemon cinereus D. D. Keck 1940-6-13 5174 Siskiyou 9 miles S of Macdoel, on Hwy 97 between Dorris and Weed 1463 Comment
  CAS-BOT-BC265381  Penstemon davidsonii var. davidsonii Dean Wm. Taylor; Glenn L. Clifton; Rexford E. Palmer 1987-6-7 9018 Siskiyou Upper Modoc Plateau. S end of Saddle Hills 1645 Comment
  NY590188  Penstemon davidsonii var. davidsonii F. M. Ownbey 1940-7-4 2185 Siskiyou On ridge above head of Brewer Creek, east side of Mount Shasta. Comment
  UC1751242  Penstemon davidsonii var. davidsonii Annie M. Alexander and Louise Kellogg 1911-6-28 201 Siskiyou Wildcat Creek Comment
  HSC40222  Penstemon deustus J. P. Smith 1976-5-22 8787 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  RSA401793A  Penstemon deustus James Payne Smith 1976-5-4 8663 Siskiyou Eastern boundary of Klamath National Forest along State Route 96; rocks above Klamath River. 610 Comment
  POM42980  Penstemon deustus subsp. deustus Geo. D. Butler 1910-5-25 1404 Siskiyou Near Yreka. Comment
  UC1177927  Penstemon deustus var. pedicellatus Francia Chisaki and Gene B. Newcomb 1958-6-22 1155 Siskiyou at base of Black Butte just e Highway #99; at base of Black Butte 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
  HSC26563  Penstemon gracilentus J. P. Smith, J. O. Sawyer 1972-8-20 5755 Siskiyou Slope of Mt. Hoffman 2134 Comment
  SBBG16535  Penstemon gracilentus D. Myrick 1961-6-20 269 Siskiyou near Mt Shasta City 1066 Comment
  UCSB27392  Penstemon gracilentus Wilken, Dieter 1969-7-26 Siskiyou Summit of Mt. Shasta Ski Bowl Road; south slope of Mt. Shasta 2895 Comment
  POM251095  Penstemon gracilentus W. Bridge Cooke 1938-8-21 11547 Siskiyou Mt Shasta. Lava flats at Horse camp. 2439 Comment
  SEINET3160391  Penstemon gracilentus G. B. Grant 933 Siskiyou Mt. Shasta, S California 2438 Comment
  UC625483  Penstemon heterodoxus var. shastensis Frank W. Gould 1938-6-28 486 Siskiyou n of Mount Shasta (where U.S. 97 crosses Butte Creek); Butte Creek 1417 Comment
  HSC60832  Penstemon laetus subsp. sagittatus Ruby Van Deventer 1960-7-8 Siskiyou Bell Echo (Bell Echo Camp), in Youngs Valley Comment
  RSA78839  Penstemon laetus subsp. sagittatus Philip A. Munz 1952-7-2 17917 Siskiyou Road to Baldy Mtn, ca 6 miles by air west of Happy Camp, Siskiyou Mtns. Comment
  JEPS104886  Penstemon laetus var. sagittatus Dean W. Taylor 1993-7-30 13993 Siskiyou Bolan Lake Road (Forest Road 4812) about 2 miles east of Indian Creek Road (Forest Road 40S07); Klamath National Forest 1584 Comment
  NY604562  Penstemon laetus var. sagittatus A. A. Heller 1920-7-9 13431 Siskiyou Near the summit of Mount Eddy 2590.8 Comment
  UC887116  Penstemon laetus var. sagittatus J. William Thompson 1936-7-8 13152 Siskiyou Lava Slopes of Lava Beds Nat. Monument Lava Beds Nat. Monument Comment
  UC1874902  Penstemon laetus var. sagittatus Karl A. Vincent 1987-6-28 4440 Siskiyou Cascade Range, Mt Shasta, along E side of US 97 ca 5.1 mi NE of jct. I-5 Bus. 1158 Comment
  UC887109  Penstemon laetus var. sagittatus A. A. Heller 1938-7-12 15257 Siskiyou on U.S. Highway #97 near the western base Deer Mountain; near western base of Deer Mountain Comment
  SDSU10960  Penstemon newberryi D. F. Howe 1962-8-6 3405 Siskiyou Mt. Shasta, Shasta National Forest. 2438 Comment
  HSC76744  Penstemon newberryi subsp. berryi K. T. Stillman 1976-7-15 263 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  CAS-BOT-BC239331  Penstemon newberryi var. berryi R. E. Frenkel 1965-6-14 952 Siskiyou On Everitt Memorial Highway near Mount Shasta 1524 Comment
  UC1586910  Penstemon newberryi var. newberryi Juha Pykala and D. H. Norris 1987-6-26 1941 Siskiyou Tickner HOle Marble Mountain Wilderness Area, Tickner Hole 1767 Comment
  UC27481  Penstemon newberryi var. newberryi C. B. Bradley 1879-1 Siskiyou Comment
  HSC69145  Penstemon parvulus Maralyn A. Renner 1980-8-8 2472 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  JEPS11202  Penstemon parvulus Geo. D. Butler 1909-7-15 937 Siskiyou Highland Mine Comment
  NY629993  Penstemon parvulus F. M. Ownbey 1940-7-7 2215 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  UC886815  Penstemon parvulus John Thomas Howell 1939-8-2 14899 Siskiyou Spirit Lake , Spirit Lake (Marble Mts.) 1828 Comment
  HSC19131  Penstemon parvulus J. O. Sawyer 1969-7-2 1036 Siskiyou NE facing slope near summit above Lipstick Lake 2226 Comment
  HSC19133  Penstemon parvulus J. O. Sawyer 1969-7-3 1052 Siskiyou SE facing slope above Horse Range Creek 1799 Comment
  POM257847  Penstemon parvulus C. Leo Hitchcock, J. S. Martin 1939-7-6 5230 Siskiyou Peak above and N of Divide of Siskiyou Mts, Takilma Happy Camp road. 1829 Comment
  UCR37830  Penstemon procerus K. T. Stillman 1976-7-15 268 Siskiyou Marble Mountain Wilderness Area, Scott Bar 15' Q. 1951 Comment
  JEPS19694  Penstemon procerus var. formosus Peter H. Raven 1956-9-4 10420 Siskiyou summit of Mt. Eddy 2758 Comment
  UC163814  Penstemon roezlii Geo. D. Butler 1909-6-22 933 Siskiyou foothills of Goosenest Mt. Goosenest Mountain Comment
  HSC43848  Penstemon speciosus Maralyn O'Meara 1974-5-27 482 Siskiyou Along FS Rd. 47N03 1280 Comment
  RSA189808  Penstemon speciosus Noel Holmgren, James L. Reveal 1966-6-9 2677 Siskiyou US 97, Shasta Valley, 4 mi. north of Weed. 1159 Comment
  HSC1096  Pentagramma triangularis R. C. Wunner 1965-8-21 461 Siskiyou Lava Beds National Mon., Valentine Cave 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
  SEINET11154191  Perideridia gairdneri subsp. borealis G. D. Butler 1910-8-7 1822 Siskiyou Humbug Mountain. 1219 Comment
  HSC4832  Perideridia gairdneri subsp. gairdneri J. O. Sawyer 1968-9-10 688 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  SEINET3860793  Perideridia leptocarpa L. Constance, T. I. Chuang; et al. 1966-6-15 3768 Siskiyou Above Trinity River 5 mi NW of Cecilville.; 0 762 Comment
  RSA276581  Perideridia oregana Lincoln Constance, T. Chuang, Fei-Mei Chuang, M. Sousa S. 1966-6-15 3767 Siskiyou U.S. Highway 99W, 1.5 miles north of Edgewood turnoff Comment
  CAS-BOT-BC423355  Peritoma platycarpa L. E. Smith 1912-8-1 s.n. Siskiyou Pitt River, Montague Comment
  HSC17544  Persicaria amphibia C. B. Wolf 1927-8-26 1023 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  UC1442843  Phacelia cookei W. B. and V. G. Cooke 1965-7-12 35182 Siskiyou Bolam Rd Mt. Shasta Comment
  JEPS55965  Phacelia corymbosa John Thomas Howell 1939-8-4 15042 Siskiyou Marble Rim Marble Mts. 1889 Comment
  RSA78825  Phacelia corymbosa P. A. Munz 1952-7-2 17903 Siskiyou Baldy Mountain, six air line miles west of Happy Camp, Siskiyou Mountains. 1738 Comment
  CDA40370  Phacelia greenei G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2646 Siskiyou Schoolhouse Hill, summit of Gazelle/Callahan Road, 11.3 km east of Callahan. Comment
  CHSC717  Phacelia greenei D. Parker 1962-4-28 Siskiyou Yellow Bill Hill in Scott Valley, near Etna. 914 Comment
  UC1561279  Phacelia greenei Barbara Ertter with Thomas J. Delendick 1987-5-17 6969 Siskiyou on FR 40N08 1/2 mi e Rt. 3; Scott Mt. Summit 1706 Comment
  UC660148  Phacelia hastata subsp. compacta Marion Ownbey and Fred G. Meyer 1940-7-4 2189 Siskiyou on ridge above head of Brewer Creek (e side of mt.); Mt. Shasta Comment
  HSC46179  Phacelia heterophylla subsp. virgata Jennifer Whipple 1977-4-30 1880 Siskiyou Scott Valley near Weston Gulch on open hillsides 854 Comment
  UC61067  Phacelia heterophylla subsp. virgata W. A. Setchell, C. C. Dobie 1902-7-14 Siskiyou Sisson Mount Shasta Comment
  POM73741  Phacelia heterophylla subsp. virgata Geo. D. Butler 1910-5-22 1386 Siskiyou Yreka Creek. Comment
  CHSC48471  Phacelia linearis Vernon Oswald 1986-5-29 2075 Siskiyou Hwy 97 between Weed and Grass Lake, 9.8 mi ne of Weed. 1158 Comment
  RSA74837  Phacelia linearis F. W. Peirson 1923-7-19 3818 Siskiyou 20 miles north of Bray. Comment
  HSC24686  Phacelia mutabilis J. O. Sawyer 1969-7-9 1265 Siskiyou Summit above S Sugar Lake. 2378 Comment
  HSC43865  Phacelia mutabilis Maralyn O'Meara 1974-5-25 374 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  JEPS32027  Phacelia mutabilis W. B. and V. G. Cooke 1963-7-10 34267 Siskiyou along Bolam Logging Rd Mt. Shasta (n side of mt.) 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
  CHSC106835  Phacelia pringlei Barbara Ertter 1990-7-14 9338 Siskiyou Wagon Creek on E side of Mt Eddy, ca 4 airmiles W of Mt Shasta City. Along creek, where several forks join before steep drop. 1828 Comment
  HSC75096  Phacelia pringlei J. P. Smith, Thomas W. Nelson 1979-6-15 10118 Siskiyou Klamath National Forest, road to Carmen Lake, 0.6 mi. from its junction with Hwy. 3 1646 Comment
  RSA50204  Phacelia pringlei E. K. Balls 1949-7-8 13901 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  UC164146  Phacelia procera Geo. D. Butler 1910-7-8 1679 Siskiyou Shackleford Creek 1524 Comment
  UC2026473  Phacelia procera Louis C. Wheeler 1958-8-21 7420 Siskiyou Siskiyou Mountains. Head of Hell's Canyon. Comment
  UC107552  Phacelia rattanii M. K. Curran July 1884 Siskiyou Hornbrook Comment
  HSC103014  Phalaris arundinacea J. P. Smith 2014-6-6 13871 Siskiyou Along State Route 96 at the Wingate River Access to the Klamath River 307 Comment
  HSC20262  Philadelphus californicus C. B. Wolf 1927-8-27 1127 Siskiyou On Klamath River, 6 mi. below Happy Camp Comment
  CAS-BOT-BC77423  Philadelphus lewisii D. E. Breedlove 1962-6-10 3316 Siskiyou On the north bank of the Klamath River at its junction with Goff Creek, 4.5 miles west of Seiad Comment
  CHSC75734  Philadelphus lewisii Vernon H. Oswald; Lowell Ahart 1999-7-5 9799 Siskiyou Gazelle-Callahan Hwy, 9.0 mi west of Gazelle. 914 Comment
  RSA184776  Phleum alpinum Gilbert Muth 1966-8-1 488 Siskiyou Marble Valley Horse Pasture, Marble Mountains. 1793 Comment
  HSC4773  Phleum pratense William J. Ferlatte 1966-8-16 372 Siskiyou Big Flat, between campground and S Fork of the Salmon River. 1524 Comment
  UC1560412  Phlox adsurgens E. Joyal and D. Mehlman 1988-6-25 1275 Siskiyou Happy Camp to Takilma road (at turn-off to Bolan Lake) 1524 Comment
  UCD118238  Phlox adsurgens Dean William Taylor 1972-7-3 1590 Siskiyou At Cook and Green Pass. 1371 Comment
  HSC30427  Phlox austromontana Frederick W. Oettinger 1969-7-10 964 Siskiyou Marble Mtn. Wilderness Area, S of Upper English Lake 1921 Comment
  SD76189  Phlox caespitosa Helen V. Witham 1969-10-9 603 Siskiyou On scree at timberline, Mt. Shasta 2400 Comment
  JEPS20031  Phlox gracilis George D. Butler 1909-3-19 570 Siskiyou near Yreka (Butler's ranch) Comment
  JEPS105405  Phlox hirsuta Dean W. Taylor 1996-5-29 15637 Siskiyou Highway 3 about 4 miles east of southern edge Yreka; Soap Creek Ridge 822 Comment
  HSC17167  Phlox rigida R. C. Wunner 1965-6-7 132 Siskiyou Lava Beds National Monument, near N prefab near Indian Well Campground 1433 Comment
  UC643291  Phlox speciosa unknown 1940-6-6 15049 Siskiyou along Castle Lake Road Comment
  POM255838  Phoenicaulis cheiranthoides Marion Ownbey, Ruth Ownbey 1938-7-19 1752 Siskiyou Summit of the Siskiyou Mountains, 2.5 miles NW of Dry Lake Lookout. Comment
  UC166047  Phoenicaulis cheiranthoides Geo. D. Butler 1910-5-7 1296 Siskiyou near Yreka Comment
  UCD77915  Phoenicaulis cheiranthoides Robert E. Preston 2002-6-20 1861 Siskiyou Klamath National Forest, Rainbow Mountain W ridge, on E-facing slope 1960 Comment
  RSA215631  Phyllodoce empetriformis Gilbert Muth 1969-8-10 1324 Siskiyou Ridge west of Boulder Peak. 2287 Comment
  CAS-BOT-BC60764  Physaria occidentalis K. T. Stillman 1976-7-7 172 Siskiyou Marble Mountain Wilderness Area. Comment
  JEPS44813  Physocarpus capitatus W. L. Jepson 1894-1 13845 Siskiyou n Sisson (on old stage rd); Mt Shasta Comment
  CAS-BOT-BC73474  Picea breweriana John Thomas Howell 1939-8-2 14900 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  UC705881  Picea breweriana Marion Ownbey, Fred G. Meyer 1940-7-6 2205 Siskiyou summit of Cayenne Ridge on w side Marble Mountain, Cayenne Ridge Comment
  CAS-BOT-BC78156  Picea breweriana J. M. Tucker 1963-7-5 3698 Siskiyou Blake's Fork of South Russian Creek (a tributary of Salmon River), ca. 7 miles (airline) east of Sawyer's Bar 1615 Comment
  RSA237208  Picea engelmannii Frederick W. Oettinger 1967-6-27 126 Siskiyou West of Statue Creek near the point where the Music Creek logging road makes hairpin turn. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1756 Comment
  UC1001952  Picea engelmannii Mrs. B. M. Berry 1954-10-7 2 Siskiyou in creek bed just below Sugar Creek Bridge (High Road between French Creek and Scott River, near Callahan); Salmon Mountains, Sugar Creek 1828 Comment
  NY30144  Picea engelmannii L. E. Berriman 1940-8-30 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
  CAS-BOT-BC73390  Pinus albicaulis Doris K. Kildale 1928-8-20 6613 Siskiyou Hancock Lookout, trail to Marble Mts. 2151 Comment
  UC1045296  Pinus albicaulis W. B. Cooke 1940-8-8 15454 Siskiyou on the ridge e Horse Camp; Mount Shasta 2590 Comment
  JEPS88719  Pinus balfouriana Gilbert Muth 1965-8-6 178 Siskiyou backside Black Mountain; Marble Mt. Wilderness Area, Black Mountain 2133 Comment
  HSC103159  Pinus balfouriana subsp. balfouriana Michael Kauffmann 2013-8-7 19 Siskiyou South China Mountain 2395 Comment
  HSC31498  Pinus contorta var. murrayana Steve Selva, Roger Jensen 1974-8-16 20 Siskiyou N shore of Sugar Lake. Comment
  HSC67816  Pinus contorta var. murrayana J. O. Sawyer, J. Cole 1980-7-20 3786 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  RSA0116434  Pinus contorta var. murrayana E. K. Balls, P. C. Everett 1952-10-13 18194 Siskiyou 6.9 mi E of McCloud, Hwy 89. 1067 Comment
  CAS-BOT-BC78712  Pinus jeffreyi J. M. Tucker 1963-8-18 3768 Siskiyou between Marble and southwest ridge of Black Mountain, Marble Mountain Wilderness Area 2103 Comment
  HSC27950  Pinus lambertiana Carl W. Mize 1972-9-23 118 Siskiyou End of road 945 Comment
  HSC37526  Pinus lambertiana J. P. Smith 1974-5-25 7436 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  JEPS46822  Pinus lambertiana W. L. Jepson 1907-7-22 Siskiyou from Scott Bar to Scott Valley (Miamber Trail); Miamber Trail Comment
  JEPS47927  Pinus lambertiana B. Wise Neilsen 1936-10-18 Siskiyou 2 mi nw Etna Mt.; Salmon Mt. Comment
  CAS-BOT-BC78949  Pinus monticola Doris K. Kildale 1928-8-19 6537 Siskiyou summit of Divide at Hancock Lake, trail to Marble Mt. 2194 Comment
  CAS-BOT-BC78964  Pinus monticola Doris K. Kildale 1928-7-4 5480 Siskiyou summit of Divide between Salmon River + Scott Valley Comment
  HSC99613  Pinus monticola G. L. Clifton, Griswold 1979-6-28 6150 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  UC1409220  Pinus monticola Frederick W. Oettinger 1968-9-2 671 Siskiyou open woods e of inlet to Upper English Lake (w Siskiyou County, the high lake basins in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  HSC32596  Pinus ponderosa Steven Lagos 1974-5-26 87 Siskiyou Duck Lake Creek drainage, Bulk Collection # 59 1220 Comment
  SBBG68796  Plantago A. A. Heller 1927-8-2 14442 Siskiyou near Gazelle, Shasta Valley Comment
  RSA105308  Plantago eriopoda Milo S. Baker 1955-7-26 13079 Siskiyou Hwy 99, 4 mi S of Gazelle. 915 Comment
  HSC69212  Platanthera dilatata var. leucostachys Maralyn A. Renner 1980-7-24 2083 Siskiyou Lily Pad Lake 1768 Comment
  HSC97404  Platanthera dilatata var. leucostachys A. Montalvo, J. D. Ackerman 1974-8-18 427 Siskiyou 1 mi. N of mine on W slope of El Capitan, Siskiyou Mtns., Preston Peak area 1524 Comment
  HSC68463  Platanthera sparsiflora Maralyn A. Renner 1980-7-4 1458 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  HSC69399  Platanthera sparsiflora Maralyn A. Renner 1980-8-8 2443 Siskiyou Rattlesnake Meadow 1646 Comment
  RSA237642  Platanthera sparsiflora Frederick W. Oettinger 1969-7-29 1101 Siskiyou Outlet of Uncles Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC796544  Plectritis brachystemon Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11726 Siskiyou French Creek Logging Road w of Callahan; French Creek Logging Road 1066 Comment
  UCD137537  Plectritis congesta James P. Smith 1973-5-5 6519 Siskiyou Scott Bar, along the Scott River. Comment
  HSC68344  Plectritis macrocera J. P. Smith 1973-5-5 6425 Siskiyou Along Cook and Green Pass Rd. Comment
  UC144655  Poa X fibrata A. A. Heller 1905-6-19 8070 Siskiyou Grenada Station Comment
  SEINET7096775 Image available Poa bulbosa A. G. Vestal 1955-5-16 s.n. Siskiyou Open pine country just west of Weed between tail road and highway 99 (I 15). NAD27, 41? deg. 25' 49ao, -122?_ 24' 09ao (converted to WGS84 decimal degrees) UTM Zone 10, 549920mE, 4586493mN. Comment
  UCD90665  Poa bulbosa Morris Halperin 1930-5-17 304 Siskiyou Montague. Right off railroad station. Comment
  CAS-BOT-BC255055  Poa compressa L. P. Janeway 1983-8-26 600 Siskiyou Siskiyou Mountains. At Poker Flat, front edge of the upper part of the meadow 1524 Comment
  CHSC61585  Poa compressa L. P. Janeway 1983-8-26 600 Siskiyou Siskiyou Mountains; at Poker Flat, front edge of upper part of a meadow. 1524 Comment
  JEPS84092  Poa grandis L. R. Heckard with J. Hickman et al. 1986-7-17 6525 Siskiyou e Condrey Mt; Alex Hole region 1980 Comment
  UC1132719  Poa pratensis subsp. pratensis H. A. Jensen 1933-7-27 333 Siskiyou Grey Butte; Shasta Nat'l Forest, Dunsmuir Quadrangle Comment
  UC1535351  Poa pratensis subsp. pratensis W. J. Ferlatte 1987-5-22 2107 Siskiyou ca 2.5 mi s Gazelle (e side of Old Hwy 99); Weed Quadrangle 902 Comment
  RSA184780  Poa pringlei Gilbert Muth 1966-7-31 473 Siskiyou North side of Black Mountain, Marble Mountains 2043 Comment
  UCD91986  Poa rhizomata G. L. Stebbins Jr.; A. A. Beetle 1942-5-31 3263 Siskiyou along Klamath River, 13 miles east of Hamburg. Comment
  CAS-BOT-BC243221  Poa secunda subsp. secunda Roxana S. Ferris; Laura Lorraine 1948-6-12 11888 Siskiyou Scott Mountain Road S of Callahan Comment
  UCD91757  Poa secunda subsp. secunda A. H. Murphy 1959-7-22 59 Q Siskiyou Shasta National Forest. Porcupine Lake. 2286 Comment
  UCD91574  Poa wheeleri Beecher Crampton 1956-8-22 3855 Siskiyou Panther Meadow, south slope of Mt. Shasta. 2316 Comment
  SEINET250671  Poaceae Cindy Roche, Robert Korfhage 2005-7-12 Siskiyou Road 1055 milepost 3.3 Cook and Green Road. 1036 Comment
  RSA183689  Polemonium californicum Gilbert Muth 1965-8-8 196 Siskiyou Rim trail, Marble Mt, Marble Mountains 1829 Comment
  CAS-BOT-BC263241  Polemonium carneum R. Stubbs 2010-6-25 011 Siskiyou Private property. 5 miles west of Yreka Comment
  UC939437  Polemonium carneum E. L. Greene 1876-6-5 796 Siskiyou near Yreka; near Yreka Comment
  CAS-BOT-BC232902  Polemonium carneum Grace Wood 1919-5-9 s.n. Siskiyou Greenhorn Road Comment
  CHSC1309  Polemonium occidentale V. Holt 1932-7-17 Siskiyou McCloud River. Comment
  UC52664  Polemonium occidentale subsp. occidentale W. C. Blasdale 1894-7-28 Siskiyou Sissons Comment
  UC572805  Polemonium pulcherrimum W. Bridge Cooke 1937-7-31 9167 Siskiyou Mt. Shasta 3048 Comment
  POM301665  Polemonium pulcherrimum Marion Ownbey, Fred G. Meyer 1940-7-4 2186 Siskiyou On ridge above head of Brewer Creek, east side of Mt. Shasta. Comment
  JEPS83036  Polyctenium fremontii L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2300 Siskiyou U.S. Highway 97 0.8 mi s Bray junction (Murphy Wells); , s of Bray junction 1493 Comment
  OBI55528  Polygala cornuta var. cornuta David J. Keil, Kathleen Keil 1992-7-21 23517 Siskiyou Klamath Natl Forest SE of Callahan on hwy 3, 2.1 mi NW of Scott Mtn summit Comment
  JEPS74541  Polygonum davisiae W. J. Ferlatte 1966-7-6 186 Siskiyou Caribou Mtn. Trinity Alps 2468 Comment
  HSC19292  Polygonum douglasii J. O. Sawyer 1969-7-24 1495 Siskiyou NE facing seep SW of Sugar Lake 1890 Comment
  JEPS24802  Polygonum douglasii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6811 Siskiyou about 3 mi nw Weed (head of valley); Shasta Valley 975 Comment
  UC1191243  Polygonum douglasii subsp. douglasii Herbert L. Mason 1948-7-17 13598 Siskiyou Eastern Grass Lake Comment
  UC850102  Polygonum douglasii subsp. douglasii A. A. Heller 1915-7-18 12121 Siskiyou Metcalf's Ranch Mt. Eddy (ne base of mt.) 1188 Comment
  UC6697  Polygonum douglasii subsp. spergulariiforme C. B. Bradley 1879-1 Siskiyou Comment
  JEPS24027  Polygonum minimum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6890 Siskiyou Poker Flat Siskiyou Mountains 1536 Comment
  SBBG29123  Polygonum minimum L. C. Wheeler 1934-8-22 3207 Siskiyou Siskiyou Mtns; R9W, T47N, S18 1828 Comment
  SDSU9659  Polygonum phytolaccifolium D. F. Howe 1965-8-8 4127 Siskiyou Saddle south of Little Grayback, Klamath National Forest. 1402 Comment
  CAS-BOT-BC420065  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1948-7-17 13599 Siskiyou Eastern Grass Lake Comment
  HSC30501  Polygonum polygaloides subsp. kelloggii Frederick W. Oettinger, R. F. Thorne 1969-8-5 1216 Siskiyou Marble Mtn. Wilderness Area, base camp at English Lake 1829 Comment
  UC1408814  Polygonum polygaloides subsp. kelloggii Frederick W. Oettinger and R. F. Thorne 1967-8-7 1264 Siskiyou English Lake meadows Salmon Mountains, Marble Mountain Wilderness Area (w Siskiyou Co.) 1828 Comment
  UC1191238  Polygonum sawatchense subsp. oblivium Herbert L. Mason 1948-7-18 13623 Siskiyou Grass Lake Comment
  CDA22796  Polygonum sawatchense subsp. oblivium F. D. Horn 1980-7-18 Siskiyou End of Big Rock Road, Shastina Properties, Weed. 0 Comment
  CAS-BOT-BC109285  Polygonum shastense R. H. Bohmannson 1926-7-1 s.n. Siskiyou Mount Shasta. Comment
  SEINET10848475  Polygonum shastense Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 867 Siskiyou Shasta-Trinity National Forest. At the upper end of county road A10, mile 13.8 (from beginning of road in Mount Shasta City, 12.7 miles from National Forest boundary sign). Highest vehicle accessible point on Mount Shasta. T41N R3W S33 NW 1/4. 2399 Comment
  CAS-BOT-BC421062  Polygonum spergulariiforme L. E. Smith 1912-8-1 s.n. Siskiyou Yreka Comment
  CAS-BOT-BC421070  Polygonum spergulariiforme Doris K. Kildale 1928-7-25 5879 Siskiyou Klamath River near Hamburg 471 Comment
  POM265991  Polypodium glycyrrhiza Lincoln Constance, Reed C. Rollins 1942-5-13 2908 Siskiyou Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad. 457 Comment
  CAS-BOT-BC232929  Polypogon Melissa A. Berry 1957-7-11 s.n. Siskiyou Sugar Creek CCC Road, W of Callahan 1463 Comment
  HSC69324  Polystichum imbricans subsp. imbricans John Palmer 1980-8-12 732 Siskiyou Road to Bearground Spring from Beaver Creek Rd. 1341 Comment
  HSC36663  Polystichum imbricans subsp. imbricans Brent Whiteley 1975-6-21 19 Siskiyou 223 Comment
  UCD78118  Polystichum kruckebergii Robert E. Preston 2001-6-23 1590 b Siskiyou Klamath National Forest, n slope of Rainbow Mtn, T42N R1W nw 1/4 of ne 1/4 Section 23 1950 Comment
  CAS-BOT-BC72381  Polystichum lemmonii Louis C. Wheeler 1934-8-14 3137 Siskiyou North side White Mt., Siskiyou Mts. 1767 Comment
  CHSC38  Polystichum lemmonii V. Holt 1933-4-10 Siskiyou Mt. Eddy. 2438 Comment
  HSC34364  Polystichum lemmonii J. P. Smith, J. O. Sawyer 1973-8-14 7308 Siskiyou On trail from Campbell Lake to Cliff Lake 1829 Comment
  UC150386  Polystichum lemmonii Dr. E. B. Copeland 1903-8-18 3814 Siskiyou Mt. Eddy 1676 Comment
  UC334281  Polystichum lemmonii unknown 1878-7-12 Siskiyou near Mt. Shasta Comment
  UC405222  Polystichum lemmonii J. G. Lemmon 1879-7-23 Siskiyou Scott Valley near Shasta Scott Valley Comment
  HSC79122  Polystichum lemmonii C. J. Thomas 1983-10-1 80 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  RSA602827  Polystichum lemmonii L. C. Wheeler 1958-8-20 7411 Siskiyou Siskiyou Mountains. Red Butte, southeast side. 1737 Comment
  SEINET6409479  Polystichum lemmonii M. J. Williams 1967-9-2 s.n. Siskiyou Cabin Meadow 1829 Comment
  UC1949221  Polystichum lemmonii Barbara Ertter 1990-7-16 9374 Siskiyou NW side of Mt Eddy ca 8 airmiles SW of Weed, ca 1-2 mi from Parks Cr trailhead (= crest of Rt 17) along ridge Comment
  CAS-BOT-BC72403  Polystichum lonchitis G. L. Stebbins 1972-7-3 9007 Siskiyou Northwest side of Red Butte, west of Cook & Green Pass 1828 Comment
  HSC101150  Polystichum lonchitis Dana York 2011-8-12 3045 Siskiyou Klamath National Forest, Marble Mountain 2073 Comment
  HSC73053  Polystichum munitum Gail Newton 1980-6-20 477 Siskiyou Near Bald Mtn. 1097 Comment
  HSC61124  Polystichum munitum Ruby Van Deventer 1955-8-3 Siskiyou USFS Rd. 17N04, Doe Flat Comment
  RSA85049  Polystichum scopulinum L. C. Wheeler 1934-8-6 3059 Siskiyou Siskiyou Mountains: Rocky Gulch off Jaynes Canyon. Mt. Diablo Mer. 1829 Comment
  RSA184758  Populus tremuloides Gilbert Muth 1966-7-19 420 Siskiyou Black Mountain Trail. Meadow above Marble Valley. Marble Mountains. 1860 Comment
  SEINET10343010  Populus tremuloides H. A. Jensen 1933-9-27 356 Siskiyou Widow Spring. Comment
  CAS-BOT-BC102961  Populus trichocarpa Grant 1902-9-1 5230 Siskiyou Sisson 1127 Comment
  UC845952  Populus trichocarpa W. Bridge Cooke 1942-7-2 16363 Siskiyou bed of Mud Creek Canyon above the Dam Mount Shasta; , bed of Mud Creek Canyon Comment
  CDA16694  Potamogeton pectinatus G. F. Hrusa, M. Hooper 2001-7-1 15871 Siskiyou Klamath R.,ca. 1.5 mi. E of Ft. Goff Campground at Sluice Box river access. 350 Comment
  UC1100098  Potamogeton richardsonii Verne Grant, Irving Schneider 1947-8-26 8288 Siskiyou 1/2 mi w of Tulelake Comment
  UC164068  Potentilla anserina subsp. anserina Geo. D. Butler 1910-9-13 1874 Siskiyou Butte Valley 1280 Comment
  UCD113723  Potentilla cristae Jack Major; M. Fleschner and R. Pemble 1966-9-4 s.n. Siskiyou Northeast face of Marble Mountain, Marble Mountains. 2133 Comment
  SJSU6532  Potentilla flabellifolia R. W. Trivelpiece 1973-6-21 148 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 Comment
  UC574866  Potentilla flabellifolia John Thomas Howell 1937-7-24 13398 Siskiyou Caribou Basin Salmon-Trinity Alps 1981 Comment
  RSA105387  Potentilla flabellifolia G. D. Barbe 1955-7-6 127 Siskiyou SE end of Taylor Lake, Salmon Mtns. 1951 Comment
  UC420527  Potentilla fruticosa Annie M. Alexander and Louise Kellogg 1911-8-14 330 Siskiyou Mt. Eddy Comment
  RSA211185  Potentilla fruticosa William J. Ferlatte 1966-8-19 441 Siskiyou Kidd Creek Trail. 1829 Comment
  JEPS81658  Potentilla millefolia L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2297 Siskiyou on U.S.97, 0.8 mi s Bray junction; Murphy Wells 1493 Comment
  CAS-BOT-BC158534  Potentilla millefolia David D. Keck 1949-7-19 6345 Siskiyou 2 mi. S. of Grenada, along R.R. right-of-way 777 Comment
  HSC73351  Prosartes hookeri Gail Newton 1980-6-20 447 Siskiyou Near Bald Mtn. 1097 Comment
  CAS-BOT-BC516388  Prosartes hookeri Alice Eastwood 1921-7-31 s.n. Siskiyou Shasta Springs Comment
  UCD18943  Prunella vulgaris A. H. Murphy 1955-7-27 55 B Siskiyou Klamath National Forest, Marble Mountains, Cold Springs Meadow. 1676 Comment
  HSC44577  Prunella vulgaris subsp. lanceolata Laura Witherspoon 1977-7-30 Siskiyou Edge of Flint Valley 1341 Comment
  JEPS83875  Prunella vulgaris var. lanceolata Wayne Roderick July 1976 Siskiyou vicinity Cook and Green Pass (trail to Lily Pad Lake); Siskiyou Mountains, vicinity Cook and Green Pass 1706 Comment
  CAS-BOT-BC158213  Prunus emarginata Wm. Bridge Cooke 1938-6-17 11011 Siskiyou Sisson Southern Trail Comment
  HSC69558  Prunus emarginata Maralyn A. Renner 1980-8-6 2291 Siskiyou Along trail, 0.5 mi. SE of Cyclone Gap. 1585 Comment
  RSA211470  Prunus emarginata William J. Ferlatte 1966-6-22 123 Siskiyou Yellow Rose Mine. 1982 Comment
  UC166615  Prunus emarginata Geo. D. Butler 1908-8-26 537 Siskiyou Salmon Mountain Comment
  CAS-BOT-BC154676  Prunus subcordata Alice Eastwood 1923-5-29 11996 Siskiyou Cantara Comment
  CAS-BOT-BC154679  Prunus subcordata Lincoln Constance; Reed C. Rollins 1942-5-14 2922 Siskiyou Road to Walker Post Office, 3 miles west of Yreka 1219 Comment
  CAS-BOT-BC151234  Prunus virginiana var. demissa L. E. Smith 1912-7-1 s.n. Siskiyou Weed Comment
  HSC27240  Prunus virginiana var. demissa J. P. Smith, J. O. Sawyer 1971-9-18 4810 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  CAS-BOT-BC357405  Pseudognaphalium microcephalum Alice Eastwood 1921-7-26 10868 Siskiyou Soda Creek Comment
  CHSC34832  Pseudostellaria jamesiana M. S. Taylor 1980-6-23 2941 Siskiyou On e side of 39N45, in Soapstone Gulch, ca. 2 mi s of its jct with Hwy 26, ca. 8 mi sw of Mt. Shasta City. 1676 Comment
  RSA789820  Pseudostellaria jamesiana Rebecca Wenk 2005-7-16 257 Siskiyou Trinity Alps, South Fork of the Salmon River. South end of Big Flat Meadow. 1494 Comment
  HSC73297  Pteridium aquilinum var. pubescens M. A. Baker 1980-6-20 2194 Siskiyou Near Bald Mtn. 1036 Comment
  CAS-BOT-BC147906  Purshia tridentata var. tridentata Alice Eastwood 1923-5-22 11898 Siskiyou Sisson, road to Mt. Shasta Comment
  CAS-BOT-BC147907  Purshia tridentata var. tridentata A. A. Heller 1916-6-23 12439 Siskiyou Near Black Butte north of Sisson 1127 Comment
  SBBG27211  Purshia tridentata var. tridentata C. B. Wolf 1941-7-26 Siskiyou SW end of Little Shasta Valley, 12 mi NE of Weed on US Hwy 97 at jct with rd to Montague Comment
  UC1181816  Purshia tridentata var. tridentata Dorothy Parker 1950-5-21 437 Siskiyou near Kidder Creek; Siskiyou Mountains, Scott Valley 883 Comment
  UC30131  Purshia tridentata var. tridentata W. C. Blasdale 1894-7-31 Siskiyou Sisson Comment
  CAS-BOT-BC460871  Pyrola aphylla L. E. Smith 1914-7-3 734 Siskiyou Sisson Comment
  HSC270  Pyrola crypta William J. Ferlatte 1967-8-21 1073 Siskiyou Sawtooth Ridge between Caribou Basin and Little S Fork Lake 2287 Comment
  HSC61839  Pyrola dentata Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  HSC69744  Pyrola dentata Maralyn A. Renner 1980-6-26 1270 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  CAS-BOT-BC466134  Pyrola picta Doris K. Kildale 1929-8-24 9073 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  HSC2327  Pyrrocoma racemosa Geo. D. Butler 1910-8-21 1843 Siskiyou Shasta Valley Comment
  UC166601  Pyrrocoma racemosa var. paniculata Geo. D. Butler 1910-8-21 1821 Siskiyou Shasta Valley Comment
  CAS-BOT-BC45747  Quercus Doris K. Kildale 1927-11-20 s.n. Siskiyou Klamath River at Hornbrook Comment
  UCR18737  Quercus garryana Frank C. Vasek 1975-6-29 750629- 08 A Siskiyou 2.3 mi. east of Callahan Comment
  UCD46153  Quercus garryana Edward Lee 1934-8-15 1126 Siskiyou Summit of Happy Camp- Waldo (one) Road. Indian Creek watershed. Klamath National Forest. 1615 Comment
  POM267245  Quercus garryana var. breweri Marion Ownbey, Fred G. Meyer 1940-7-8 2229 Siskiyou Summit of Siskiyou Mountains, 21 miles north of Happy Camp. Comment
  UC1408906  Quercus garryana var. breweri Frederick W. Oettinger 1968-8-18 574 Siskiyou due nnw Tobacco Lake (and w of the w cove of Hancock Lake, vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1920 Comment
  UCD14454  Quercus garryana var. breweri John M. Tucker 1972-8-8 4245 Siskiyou California, Siskiyou Co.; Marble Mountains, trail from Whiskey Camp to Elk Peak, ca. 2.5 mi. west-southwest of Marble Valley Guard Station (extreme southeast corner of Section 20, R. 11W., T. 42N); Comment
  CAS-BOT-BC105471  Quercus kelloggii Marion Ownbey; Fred G. Meyer 1940-7-7 2214 Siskiyou Cayenne Ridge, Marble Mountain Comment
  POM166670  Quercus kelloggii E. B. Copeland 1903-7-14 3521 Siskiyou Klamathon. Comment
  CAS-BOT-BC104344  Quercus sadleriana Marion Ownbey; Fred G. Meyer 1940-7-8 2230 Siskiyou Near summit of Siskiyou Mountains, 20 miles N of Happy Camp Comment
  CDA22035  Quercus sadleriana T. C. Fuller, Don Shaw 1974-9-24 20036 Siskiyou Pacific Crest Trail, summit of the Siskiyou Mountains, east of White Mountain. 0 Comment
  HSC67669  Quercus sadleriana John Palmer 1980-7-24 589 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  HSC68333  Quercus sadleriana Maralyn A. Renner 1980-6-26 1237 Siskiyou SE edge of Flint Valley. 1390 Comment
  RSA152195  Quercus sadleriana Reino Alava, Aloha Alava, Rimo C. Bacigalupi 1958-9-3 2454 Siskiyou At the junction of the road to Poker Flat and the road from Happy Camp to Takilma. 1377 Comment
  SD126416  Quercus sadleriana Sandra L. Holloway 1963-10-12 77 Siskiyou Junction Red Rock Valley trail and Canyon Crek trail; Marble Mountain Wilderness Area. 1341 Comment
  UC163743  Quercus sadleriana Geo. D. Butler 1908-8-4 234 Siskiyou West Fork of Woolly Creek Comment
  UCD47217  Quercus sadleriana D. Sanchez-Mata 1992-11-1 s.n. Siskiyou Klamath National Forest. Happy Camp-O' Brien. Indian Creek Road. Jefferson State Scenic Byway. 1470 Comment
  RSA477130  Quercus sadleriana M. B. Dunkle 1944-7-18 9153 Siskiyou Siskiyou National Forest Comment
  CAS-BOT-BC104623  Quercus vacciniifolia A. A. Heller 1914-8-28 11728 Siskiyou East side of Mt. Eddy 1676 Comment
  HSC19224  Quercus vacciniifolia J. O. Sawyer 1968-9-9 658 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  UC375250  Quercus vacciniifolia Geo. D. Butler 1908-8-5 230 Siskiyou West Fork of Woolly Creek Comment
  UCD37090  Quercus vacciniifolia Beecher Crampton 1956-8-21 3847 Siskiyou Siskiyou County, canyon of Sacramento River, just above junction of river's north fork with middle and south forks. 1066 Comment
  SEINET10970880  Quercus vacciniifolia Patricia L. Kenney 1973-6-4 Kenney 385 Siskiyou On steep roadbank along road from cecilville to callahan; 6.4 miles w of Callahan 1737 Comment
  JEPS87837  Raillardella pringlei Lowell Ahart 1994-7-11 7546 Siskiyou upstream side of Forest Rd 26 (to Mt. Shasta) ca 0.5 mi ne Gumboot Lake (w of Dunsmuir); Gumboot Creek 1783 Comment
  SEINET11805954  Raillardella pringlei C. G. Pringle 1882-1 s.n. Siskiyou head of Sacramento River Comment
  CAS-BOT-BC379473  Ranunculus alismifolius D. E. Breedlove 1962-6-11 3371 Siskiyou along State Hwy 89, 17.6 mi east of McCloud Cascade Mts. 1219 Comment
  UC480876  Ranunculus alismifolius var. alismellus Annie M. Alexander and L. Kellogg 1911-6-26 192 Siskiyou Jackson Lake Comment
  JEPS74462  Ranunculus eschscholtzii W. J. Ferlatte 1967-7-26 758 Siskiyou Sawtooth Ridge Trinity Alps, Caribou Basin 2042 Comment
  HSC77031  Ranunculus eschscholtzii var. suksdorfii K. T. Stillman 1976-6-17 11 Siskiyou Marble Mountain Wilderness Area, head of Elk Valley 1768 Comment
  UC827914  Ranunculus occidentalis Frank W. Gould 1940-5-15 1252 Siskiyou on road from Mt. Hebron to Montague; Bald Mountain 1676 Comment
  HSC40655  Ranunculus occidentalis var. occidentalis J. P. Smith, Steve Selva 1970-6-16 4023 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  RSA211168  Ranunculus orthorhynchus William J. Ferlatte 1967-6-30 590 Siskiyou Along S Fork of the Salmon River betw the campground and Carter's. 1524 Comment
  HSC26700  Ranunculus orthorhynchus var. orthorhynchus William J. Ferlatte 1969-6-25 1181 Siskiyou Big Flat 1524 Comment
  SD88528  Ranunculus uncinatus Darley F. Howe 1972-7-4 Siskiyou Youngs Valley 1493 Comment
  POM268994  Ranunculus uncinatus var. parviflorus Louis C. Wheeler 1934-6-7 2656 Siskiyou North Hungry Creek. 1220 Comment
  POM283029  Rhamnus ilicifolia Lyman Benson 1929-3-27 1076 Siskiyou Rocky slopes by Klamath River, Pacific Hwy Comment
  RSA390633  Rhamnus purshiana Louis C. Wheeler 1934-7-17 2915 Siskiyou Siskiyou Mts, Cottonwood Creek 945 Comment
  RSA7819  Rhamnus purshiana Carl B. Wolf 1927-8-27 1116 Siskiyou On the Klamath River, Happy Camp. Comment
  UC725519  Rhamnus rubra A. A. Heller 1920-8-13 13525 Siskiyou Upton Comment
  UC80229  Rhamnus rubra Dr. E. B. Copeland 1903-8-15 3833 Siskiyou Sisson 1097 Comment
  HSC22286  Rhododendron columbianum J. O. Sawyer 1969-6-12 873 Siskiyou SE facing upper slope above Sugar Creek 1890 Comment
  HSC67174  Rhododendron columbianum J. P. Smith, Steve Selva 1970-7-17 4459 Siskiyou Below Kangaroo Lake. 1890 Comment
  CHSC4284  Rhododendron neoglandulosum D. Parker 1965-7-24 895 Siskiyou Edge of Horseshoe Lake, Salmon Mt. 1859 Comment
  CAS-BOT-BC200405  Rhododendron occidentale var. paludosum A. A. Heller 1905-6-1 7948 Siskiyou Upper Soda Spring Comment
  UC1045240  Rhus trilobata W. Bridge Cooke 1940-6-4 15010 Siskiyou Shasta Valley Mount Shasta (along the Bolam road) 1219 Comment
  POM126421  Rhus trilobata var. quinata A. M. Alexander, L. Kellogg 1911-6-13 129 Siskiyou 6 miles northwest Callahan. Comment
  SEINET3155932  Rhus trilobata var. quinata G. D. Butler 1910-6-29 1615 Siskiyou near Yreka Comment
  CAS-BOT-BC438005  Ribes L. B. Kildale 1930-6-1 9862 Siskiyou Salmon River 5 miles north of Fork of Salmon Comment
  CAS-BOT-BC92406  Ribes aureum var. aureum Elmer I. Applegate 1904-5-15 3081 Siskiyou Laird, Klamath River. Comment
  SEINET515844  Ribes cereum Vernon Oswald 1997-7-28 8802 Siskiyou Forest Route 15 near Grasshopper Flat, 3.9 mi. S of Medicine Lake Road. 1701 Comment
  RSA0024865  Ribes cereum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39013 Siskiyou Lava Beds National Monument, near Fleener Chimneys. 1524 Comment
  RSA0024872  Ribes cereum S. Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 miles NW of McCloud, Shasta- Trinity National Forest, S of Mt. Shasta. 1768 Comment
  SEINET13942355 Image available Ribes cereum W. M. Bridge Cooke 1941-1 16379 Siskiyou A large colony of shrubs occurs around the source of MacBride Springs, Mt. Shasta. Elevation 5000 Comment
  SEINET13942379 Image available Ribes cereum E. K Balls 1950-1 14703 Siskiyou Lava beds. Lava Beds National Monument, below Indian Well Public Camp. Alt 4600 ft 1402 Comment
  JEPS49410  Ribes inerme var. klamathense Geo. D. Butler 1910-4-9 1160 Siskiyou Yreka Comment
  CAS-BOT-BC173296  Ribes lacustre Roxana S. Ferris; Laura Lorraine 1948-6-12 11803 Siskiyou At Mule Creek crossing on Scott Mountain Road south of Callahan 1493 Comment
  CAS-BOT-BC173299  Ribes lacustre Ira L. Wiggins 1955-7-24 13504 Siskiyou Trail crossing China Creek, above S. Fork of Salmon River, south of Mountain View Ranch (7 miles aove Cecilville) 1301 Comment
  HSC19373  Ribes lacustre J. O. Sawyer 1968-6-25 292 Siskiyou NE of N Horse Range Lake 2012 Comment
  UC195273  Ribes lacustre Annie M. Alexander and Louise Kellogg 1911-6-24 184 Siskiyou Jackson Lake 1798 Comment
  HSC24242  Ribes lobbii J. O. Sawyer 1968-6-18 213 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  HSC47617  Ribes lobbii J. P. Smith 1977-5-15 9072 Siskiyou The road leading through International Paper property to the Duck Lakes trailheads 1524 Comment
  JEPS43057  Ribes lobbii Geo. D. Butler 1909-5-31 793 Siskiyou Humbug Comment
  LA97625  Ribes lobbii J. M. Tucker; 1974-7-28 4324 Siskiyou Haypress Meadows, Marble Mountain Wilderness Area, adjacent to camp 1462 Comment
  UC165266  Ribes lobbii Geo. D. Butler 1909-5-31 793 Siskiyou Humbug Creek Comment
  RSA459485  Ribes marshallii M. B. Dunkle 1944-7-18 9152 Siskiyou Siskiyou National Forest. 1890 Comment
  HSC100867  Ribes montigenum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-8-7 13063 Siskiyou Klamath National Forest, road to Crater Lake off Forest Service Road 40N24. 2003 Comment
  CAS-BOT-BC219271  Ribes nevadense Ira L. Wiggins 1955-7-25 13508 Siskiyou Ditch head on Rush Creek, Mountain View Ranch 1005 Comment
  UC909349  Ribes roezlii Ira L. Wiggins 1950-5-28 12374 Siskiyou about 1.5 mi from Carmen Lake (small bog on side of ridge above Grouse Creek) 1584 Comment
Read comments
Jan 29 2013
  CAS-BOT-BC199983  Ribes roezlii var. cruentum Wm. F. Herrin 1918-5-15 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC199990  Ribes roezlii var. cruentum Doris K. Kildale 1929-7-20 8673 Siskiyou Raspberry Lake, upper Indian Creek 1828 Comment
  CDA25572  Ribes roezlii var. cruentum T. C. Fuller 1962-8-3 9520 Siskiyou Siskiyou Mountains; Slope above Salt Gulch, Horse Creek. 0 Comment
  UC705902  Ribes roezlii var. cruentum Marion Ownbey, Fred G. Meyer 1940-7-6 2197 Siskiyou s side near summit Cayenne Ridge; Marble Mountain 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
  CAS-BOT-BC144511  Ribes sanguineum var. sanguineum A. M. Vollmer; L. Beane 1951-6-2 79 Siskiyou Happy Camp, Klamath River Highway Comment
  CAS-BOT-BC144520  Ribes sanguineum var. sanguineum T. H. Harris 1951-6-1 s.n. Siskiyou Indian Creek Basin, Happy Camp 1524 Comment
  JEPS49256  Ribes velutinum Geo. D. Butler 1908-6-20 267 Siskiyou near Yreka (Butler's Ranch) Comment
  SFV18060  Ribes velutinum J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Siskiyou 2 km north of Lava Beds National Monument near Tule Lake Sump. 1220 Comment
  HSC61947  Ribes viscosissimum Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  RSA0020920  Ribes viscosissimum Frederick W. Oettinger 1969-7-9 934 Siskiyou Northwest of Upper English Lake. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  HSC46224  Rigiopappus leptocladus Jennifer Whipple 1978-6-5 2335 Siskiyou Weston Gulch in Scott Valley 854 Comment
  CDA25109  Rorippa columbiae G. Deal 1964-8-14 Siskiyou Havalina property, north of city limits of Tulelake. 0 Comment
  CAS-BOT-BC65007  Rorippa curvipes R. F. Thorne; Frederick W. Oettinger 1969-8-4 63353 Siskiyou High lake basins in the vicinity of English Pk, above Tobacco Lake. Klamath National Forest, Marble Mountain Wilderness Comment
  UC164304  Rosa Geo. D. Butler 1910-7-31 1804 Siskiyou Yreka Creek Comment
  SEINET8986573  Rosa Unknown 1896-1 1882 (35) Siskiyou Siskiyou Co. Comment
  POM277827  Rosa brownii H. E. Brown 1897-6-1 349 Siskiyou Near Mt. Shasta. 1829 Comment
  NY345431  Rosa copelandii E. B. Copeland 1903-9-8 3875 Siskiyou Mt. Eddy 1463 Comment
  CAS-BOT-BC146757  Rosa gymnocarpa Doris K. Kildale 1928-7-4 5469 Siskiyou 3 miles west of Summit of divide between Sawyers Bar and Etna Mills 1828 Comment
  CAS-BOT-BC146764  Rosa gymnocarpa Geo. B. Grant 1902-9-15 s.n. Siskiyou Dunsmuir Comment
  HSC59618  Rosa gymnocarpa J. P. Smith, Steve Selva 1970-6-16 3993 Siskiyou 6 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1280 Comment
  HSC61514  Rosa gymnocarpa Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail 1372 Comment
  JEPS19980 Image available Rosa gymnocarpa W. L. Jepson 1894-8-9 13890 Siskiyou Shasta Springs; ; Shasta Springs, Siskiyou Co. Comment
  CAS-BOT-BC146797  Rosa gymnocarpa var. serpentina Alice Eastwood 1912-8-28 1960 Siskiyou Sisson Comment
  RSA537276  Rosa nutkana Walter Wisura, J. Romero 1991-10-18 4603 Siskiyou Kalamath River, 16.5 mi. N of Somes Bar. Comment
  CAS-BOT-BC148194  Rosa rubiginosa Alice Eastwood 1912-7-20 1263 Siskiyou Hornbrook Comment
  SD98960  Rosa spithamea D. F. Howe 1977-7-1 Siskiyou Scott Mt. Creek 1096 Comment
  CAS-BOT-BC147138  Rubus glaucifolius Geo. D. Butler 1908-7-14 1042 Siskiyou Humbug Mountain Comment
  POM211266  Rubus glaucifolius Louis C. Wheeler 1934-8-31 3233 Siskiyou Bear Creek off West Fork Beaver Creek 1768 Comment
  RSA237648  Rubus lasiococcus Frederick W. Oettinger 1968-8-5 415 Siskiyou W end of Charmaine Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1921 Comment
  CAS-BOT-BC147321  Rubus parviflorus Doris K. Kildale 1929-7-20 8678 Siskiyou Raspberry Lake, near east spur Preston Peak Comment
  CAS-BOT-BC147310  Rubus parviflorus M. S. Baker 1897-7-1 163 Siskiyou Mayfield Road near Bartlis Comment
  HSC67721  Rudbeckia occidentalis John Palmer 1980-8-15 971 Siskiyou NE of Seiad Low Gap on spur of F.S. Rd. 46N50 1098 Comment
  JEPS82449  Rumex acetosella Gilbert Muth 1966-7-18 412 Siskiyou meadow above Marble Valley; Marble Mountain Wilderness Area, Marble Gap Trail 1828 Comment
  SJSU10637  Rumex acetosella V. Hardham 1965-7-14 151 Siskiyou Dead Horse Summit c. 3 mi SE of Bartle on State Rte 89 1219 Comment
  RSA68896  Rumex acetosella A. E. Culbertson 1943-7-12 61 Siskiyou Castle Lake, in a north facing cirque with a abrupt 1000' backwall; 14 miles SW of Mt. Shasta on N side of a 6600' eastern spur of Trinity Mts.; 2000 ft. above Sacramento R. within 10 air miles of its headwaters to the west. 1657 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
  CAS-BOT-BC433709  Rumex occidentalis Geo. D. Butler 1909-6-5 971 Siskiyou Yreka Creek Comment
  HSC29621  Sagina saginoides Frederick W. Oettinger 1969-8-19 1467 Siskiyou Marble Mountain Wilderness Area, near Abbott's 1860 Comment
  HSC65319  Sagittaria cuneata J. P. Smith, Steve Selva 1970-8-8 4547 Siskiyou Juanita Lake Comment
  CAS-BOT-BC445721  Sagittaria latifolia L. E. Smith 1913-9-14 s.n. Siskiyou Mt. Eddy Comment
  LA208575  Salix eastwoodiae J. M. Tucker; 1963-7-7 3730 -A Siskiyou Marble Mountain Wilderness Area, in vicinity of Paradise Lake, at base of Kings Castle on E side 1981 Comment
  CAS-BOT-BC107786  Salix hindsiana Doris K. Kildale; J. W. Gillespie 1929-6-25 8362 Siskiyou Klamath River, 6 miles north of Hornbrook 609 Comment
  CAS-BOT-BC107789  Salix hindsiana Carl B. Wolf 1927-8-27 1133 Siskiyou On the Klamath River, 7 mi. below Happy Camp Comment
  UC164393  Salix lasiandra subsp. lasiandra Geo. D. Butler 1909-4-20 1077 Siskiyou along creek near Yreka (opposite <Mc__ys> old dam) Comment
  UC482250  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 423 Siskiyou ca. 16 km. n.w. Shasta City (n.e. side Mt. Eddy, stream above Metcalf ranch house); Mt. Eddy 1350 Comment
  CAS-BOT-BC125471  Salix lasiandra var. lasiandra Doris K. Kildale 1928-7-3 5430 Siskiyou Forks of Salmon, Salmon River Comment
  CAS-BOT-BC107082  Salix lasiolepis Mrs. H. P. Bracelin 1936-9-3 855 Siskiyou 11 miles N.W. from Mt. Shasta City, and about 2 miles E. of Burney Mill, N. base of Mt. Eddy 1127 Comment
  HSC69187  Salix lasiolepis Maralyn A. Renner 1980-8-31 2631 Siskiyou Twin Valley. 1494 Comment
  POM219894  Salix lasiolepis H. P. Bracelin 1931-6-19 420 Siskiyou NE side of Mt Eddy. About 16 km NW of Shasta City. 1515 Comment
  CAS-BOT-BC128310  Salix lasiolepis var. lasiolepis Alice Eastwood 1921-7-28 10895 Siskiyou Medicine Lake on hills. Comment
  LA208891  Salix lemmonii Mrs. H. P. Bracelin; 1931-6-21 467 Siskiyou N side of Mount Eddy, about 21 km NW of Shasta City; 180 m. below Dobkin's Lake 1770.0 Comment
  UC482243  Salix lemmonii Mrs. H. P. Bracelin 1931-6-19 421 Siskiyou ca. 16 km. n.w. of Shasta City (n.e. side Mt. Eddy, edge of stream above Metcalf ranch house); Mt. Eddy 1425 Comment
  CAS-BOT-BC129026  Salix scouleriana Elmer I. Applegate 1923-9-7 3962 Siskiyou Dry Lake Ranger Station, near hed of Dogget Creek, south slope of the Siskiyou Mountains Comment
  CAS-BOT-BC129029  Salix scouleriana A. A. Heller 1915-7-18 12130 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy in moist soil in the forest. 1188 Comment
  CAS-BOT-BC129075  Salix scouleriana Elmer I. Applegate 1935-6-11 9511 Siskiyou East Base of Cinder Cone, near the southwest corner of the Lava Beds National Monument Comment
  POM219899  Salix scouleriana H. P. Bracelin 1931-6-19 435 Siskiyou N base of Mt Eddy. About 10 km NW of Shasta City. E of Metcalf ranch house. 1080 Comment
  POM219901  Salix scouleriana H. P. Bracelin 1931-6-20 446 Siskiyou E side of Mount Eddy. About 17 km NW of Shasta City. Wagon Creek Canyon. About 1 km up from Metcalf ranch house. 1170 Comment
  UC375234  Salix scouleriana Geo. D. Butler 1909-9-20 1104 Siskiyou along creek near Yreka Comment
  UC481715  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou ca. 17 km. n.w. Shasta City (above stream in Wagon Creek Canyon, ca. 1 km. up from Metcalf ranch house, e. side of Mt. Eddy); Mt. Eddy Comment
  UC481722  Salix scouleriana Mrs. H. P. Bracelin 1931-6-21 472 Siskiyou 13 km. n.w. Shasta City (1.3 km. e. of Burney Mill, beside creek at bridge, n. base Mt. Eddy); Mt. Eddy 1100 Comment
  RSA17697  Salvia dorrii subsp. dorrii Elmer I. Applegate 1935-6-7 9408 Siskiyou Indian Well, Lava Beds National Monument Comment
  UC618882  Salvia sonomensis unknown 1938-6-17 11027 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  CDA5769  Salvia virgata T. C. Fuller 1964-6-24 12244 Siskiyou Marlow property, Greenhorn Valley, ca 2 miles west of Yreka. 0 Comment
  UC441306  Sambucus melanocarpa Annie M. Alexander and Louise Kellogg 1911-6-17 155 Siskiyou Jackson L. 1798 Comment
  HSC97130  Sambucus nigra subsp. caerulea S. Lyon, J. McIntire 2006-6-25 23 Siskiyou On Forest Service Rd. 39N35, 0.3 mi. SE of intersection with Road 39N27 1341 Comment
  JEPS98657  Sanicula bipinnatifida O. Gomez and P. Vargas 1996-5-26 38 PV96 Siskiyou ca. 4 mi N of the town by Seiad Creek road Seiad Valley Comment
  HSC61954  Sanicula graveolens Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1555 Comment
  UC1034053  Sanicula graveolens W. Bridge Cooke 1941-7-18 16083 Siskiyou below Wagon Camp (near the Bear Springs-Wagon Camp Road, Mount Shasta); Mount Shasta 1706 Comment
  UC165381  Sanicula graveolens Geo. D. Butler 1908-8-4 54 Siskiyou head of Shackleford Creek Shackleford Creek Comment
  RSA471482  Sanicula graveolens J. O. Sawyer, K. Stillman 1976-5-29 2738 Siskiyou Along Specimen Creek 915 Comment
  HSC409  Sanicula tuberosa William J. Ferlatte 1967-6-30 589 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  RSA70031  Sarcobatus vermiculatus F. W. Peirson 1923-7-19 3717 Siskiyou 2 miles below Oregon line, lowest dry Klamath lake. Comment
  RSA210860  Sarcobatus vermiculatus James Henrickson, C. Tilforth 1969-9-3 39040 Siskiyou 2 mi W of Lower Kalmath National Wildlife refuge 1296 Comment
  CDA8575  Saussurea americana T. C. Fuller, Don Shaw 1974-9-24 2045 Siskiyou Northwestern; Klamath Ranges region; Headwaters of Horse Creek, southwest slope of White Mountain, Siskiyou Mountains. 0 Comment
  CAS-BOT-BC436883  Saxifraga bronchialis subsp. austromontana Gilbert Muth 1966-7-31 468 Siskiyou North side of Black Mountain, Marble Mts. 1981 Comment
  JEPS13972 Image available Saxifraga fragarioides C. G. Pringle 1881-8-14 Siskiyou cliffs of Castle Lake; Mountains about headwaters of the Sacramento River; Sacramento River 1828 Comment
  POM354568  Saxifraga nidifica Christopher Davidson 1975-6-5 2691 Siskiyou 0.1 ENE on unnamed dirt rd. departing to E off Hwy 3 at Scott Mtn summit. 1677 Comment
  JEPS80512  Saxifraga odontoloma Gilbert Muth 1966-7-24 442 Siskiyou Marble Valley; Marble Mountain Wilderness Area, Marble Valley 1792 Comment
  HSC69193  Saxifragopsis fragarioides Maralyn A. Renner 1980-9-1 2694 Siskiyou Bear Mtn. 1936 Comment
  UC1360404  Saxifragopsis fragarioides Jack Major, M. Fleschner, and R. Pemble 1966-9-4 Siskiyou near top Marble Mountain; Marble Mountains 2225 Comment
  CAS-BOT-BC110853  Scirpus congdonii Alice Eastwood 1921-7-24 10765 Siskiyou Castle Lake Comment
  HSC30683  Scirpus congdonii Frederick W. Oettinger, R. F. Thorne 1969-8-8 1290 Siskiyou Marble Mtn. Wilderness Area, Sundew Bog due E of English Lake outlet 1829 Comment
  HSC100034  Sclerochloa dura J. P. Smith, & J. O. Sawyer 2010-5-6 12819 Siskiyou Camp Creek Campground. 727 Comment
  RSA602832  Sclerochloa dura L. C. Wheeler 1935-7-13 3665 Siskiyou Ager. 793 Comment
  RSA467543  Scribneria bolanderi M. B. Dunkle 1949-11-22 9255 Siskiyou Marble Mts. Comment
  RSA483308  Scribneria bolanderi L. C. Wheeler 1935-5-1 3450 Siskiyou Yreka Creek. Siskiyou Mountains. Mt. Diablo Mer. 854 Comment
  CHSC14081  Scrophularia desertorum K. R. Stern; D. B. Joley, J. G. Geschke 1974-4-23 5832 Siskiyou Vicinity of Blue Grotto Cave, Lava Bed Natol. Monument. 1456 Comment
  UC25793  Scutellaria antirrhinoides T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC214255  Scutellaria nana A. A. Heller 1905-6-22 8086 Siskiyou Igerna Comment
  JEPS57135  Scutellaria nana L. R. Heckard 1967-7-5 1602 Siskiyou Bolam Mount Shasta (along logging road, n side of Mount Shasta) 1524 Comment
  UC1028206  Secale cereale Milo S. Baker 1955-6-27 13088 Siskiyou about 1 mi w of Gazelle (on road to Callahan) 914 Comment
  HSC90586  Sedum lanceolatum var. lanceolatum Jennifer Whipple 1977-8-5 2186 Siskiyou Slopes near Little Crater Lake 2195 Comment
  JEPS105134  Sedum laxum subsp. flavidum Dean W. Taylor 1996-7-12 15794 Siskiyou Salmon Mountains; Patterson Creek drainage (about 5 air miles west of Etna); Klamath National Forest 1371 Comment
  CAS-BOT-BC278769  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 (KR) 610 Comment
  CAS-BOT-BC63877  Sedum laxum subsp. heckneri Alice Eastwood; Thomas Howell 1937-6-26 5056 Siskiyou 4 miles east of Forks of Salmon, Comment
  JEPS26673  Sedum obtusatum subsp. boreale Lauramay T. Dempster 1961-7-1 1841 Siskiyou along ridge from Condrey Peak to White Mountain; along ridge fr Condry Peak to White Mountain Comment
  UC630383  Sedum obtusatum subsp. boreale Annetta Carter 1939-8-21 1467 Siskiyou 12 mi sw Etna (steep slope above se end Taylor Lake, Salmon Mountains); Salmon Mountains, Taylor Lake, sw of Etna 2164 Comment
  UC830962  Sedum obtusatum subsp. boreale John Thomas Howell 1939-8-2 14905 Siskiyou Marble Mts. , Spirit Lake (Spirit Lake) Comment
  HSC19536  Sedum obtusatum subsp. retusum J. O. Sawyer 1969-7-24 1510 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  HSC25457  Sedum obtusatum subsp. retusum J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5652 Siskiyou E of Cook and Green Pass 1524 Comment
  UC198706  Sedum oregonense Annie Alexander and Louise Kellogg Siskiyou Wildcat Pk 2496 Comment
  RSA0083654  Sedum oregonense W. J. Ferlatte 1967-7-26 750 Siskiyou Caribou Basin, Sawtooth Ridge; steep, N-facing slope. 2287 Comment
  RSA603161  Sedum oregonense L. C. Wheeler 1934-7-3 2847 Siskiyou Head of Soda Crk, Sterling Mt, Siskiyou Mtns. (Mt. Diablo Mer.) 677 Comment
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Oct 12 2020
  UC667084  Sedum spathulifolium Joseph P. Tracy 1939-4-29 16271 Siskiyou Somes Bar Somes Bar (rock bluff in shade) 182 Comment
  CDA25380  Sedum spathulifolium D. L. Janssen, F. D. Horn 1978-5-17 Siskiyou Old Klamath River Road, approximately 10 km east of Horse Creek. 0 Comment
  UCD102018  Sedum stenopetalum Alfred H. Murphy 1961-7-20 61 - Siskiyou Marble Mtns., Klamath National Forest, divide bewteen Elk and Rainly Valley. 1981 Comment
  RSA576448  Selaginella densa var. scopulorum Louis Cutter Wheeler 1934-8-14 3122 Siskiyou 0.5 mile west White Mountain, Siskiyou Mountains 1921 Comment
  HSC29491  Selaginella scopulorum Frederick W. Oettinger 1968-9-3 680 Siskiyou Marble Mtn. Wilderness Area, slope W of Horse Range Lake 1905 Comment
  HSC34089  Selaginella scopulorum J. O. Sawyer 1969-7-9 1256 Siskiyou W facing slope above Bingham Lake 2317 Comment
  LA209666  Selaginella scopulorum Lawrence L. Kiefer; 1963-8-11 804 Siskiyou Kangaroo Lake (NE of Callahan), E side of lake 2133 Comment
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Oct 24 2014
  JEPS93892  Senecio hydrophilus Vernon H. Oswald and Lowell Ahart 1998-7-21 9348 Siskiyou ne of Weed and s of Macdoel (along Old State Highway on the w side of Bray); Bray, Old State Highway 1417 Comment
  UC91665  Senecio hydrophilus H. E. Brown July 1897 606 Siskiyou Mt. Shasta 2133 Comment
  UC166186  Senecio integerrimus var. exaltatus Geo. D. Butler 1910-5-1 1263 Siskiyou Humbug Mountain Comment
  HSC22190  Senecio integerrimus var. major J. O. Sawyer 1969-7-9 1246 Siskiyou W facing slope above Bingham Lake 2317 Comment
  HSC2373  Senecio integerrimus var. major William J. Ferlatte 1966-6-23 147 Siskiyou Big Flat, near public camp 1524 Comment
  UC34195  Senecio integerrimus var. major Harley P. Chandler June 1901 1606 Siskiyou near Marble Mountain; North Coast Ranges 1981 Comment
  CAS-BOT-BC364442  Senecio triangularis Doris K. Kildale 1928-7-2 5402 Siskiyou Salmon Summit, via Horn Creek trail Comment
  HSC58875  Senecio triangularis Marvin Butler 1971-7-12 111 Siskiyou Near Copper Camp, close to the town of Cave Junction 1433 Comment
  UC618693  Senecio triangularis W. Bridge Cooke 1938-9-8 11678 Siskiyou along the creek and lower meadow below the middle meadow Panther Creek Meadow (Mount Shasta); , Panther Creek Meadow 2286 Comment
  CHSC99695  Sibbaldia procumbens L. P. Janeway 2008-7-24 9473 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. 1975 Comment
  CAS-BOT-BC213140  Sidalcea A. A. Heller 1938-7-13 15268 Siskiyou About a mile south of Bray. 1402 Comment
  HSC58997  Sidalcea malviflora Gilbert Muth 1975-7-30 4013 Siskiyou Near Lily Pad Lake, close to the town of Seiad Valley 1585 Comment
  UCR21114  Sidalcea malviflora subsp. celata T. W. Fisher, Earl Oatman, R. E. Orth 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  CAS-BOT-BC205783  Sidalcea oregana John Thomas Howell 1939-8-7 15122 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC205790  Sidalcea oregana David D. Keck 1938-8-6 4815 Siskiyou At Del Norte Co. line, Poker Flat, summit of Siskiyou Mts., 4 mi. S. of Oregon line, on road from Waldo to Happy Camp 1555 Comment
  HSC32024  Sidalcea oregana A. M. Montalvo, J. D. Ackerman 1974-7-2 351 Siskiyou Along road to Morgan Meadows, E slope of Mt. Eddy, W of Mt. Shasta City Comment
  HSC92148  Sidalcea oregana subsp. spicata Jennifer Whipple 1977-8-6 2239 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  JEPS67299  Sidalcea oregana subsp. spicata W. L. Jepson 1937-7-23 18457 Siskiyou Yreka Comment
  UCD77297  Sidalcea oregana subsp. spicata Robert E. Preston 2003-7-28 2163 Siskiyou ca. 17.3 mi NE of McCloud, at Trout Creek Campground 1486 Comment
  RSA68937  Sidalcea oregana subsp. spicata A. E. Culbertson 1943-7-17 21 Siskiyou Near Forest Service Camp Grd. about a mile downstream from Castle Lake on road to town of Shasta; on north slope of a 6600 eastern spur of Trinity Mts. and 1500 above Sacramento R., within 9 air miles of its headwaters to the west., Mt. Shasta 13 miles to NE 1524 Comment
  JEPS94629  Silene antirrhina Vernon H. Oswald 1998-6-11 9180 Siskiyou on w side of Hwy 97 2.2 mi ne Lake Shastina-Big Springs Rd. (ne of Weed); Shasta NF plantation 1066 Comment
  CAS-BOT-BC384461  Silene antirrhina Volney Rattan 1879-1-1 s.n. Siskiyou Klamath Comment
  CAS-BOT-BC387059  Silene douglasii W. B. Cooke; V. G. Cooke 1965-7-12 35180 Siskiyou Bolam road, Mt Shasta 1524 Comment
  HSC268  Silene douglasii William J. Ferlatte 1967-8-21 1069 Siskiyou Sawtooth Ridge between Caribou Basin and Little S Fork Lake 2287 Comment
  UC904785  Silene douglasii W. Bridge Cooke 1949-8-26 25676 Siskiyou above Bolam Station (Mount Shasta); , above Bolam Station 2133 Comment
  UCSB63905  Silene douglasii Oswald, Vernon; Ahart, Lowell 1997-7-28 Siskiyou Forest Route 56 (42N56); 3.7 mi. east of Forest Route 49; edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave: T42N R4E NE1/4 NE1/4 Sect. 6 1755 Comment
  HSC19523  Silene douglasii J. O. Sawyer 1969-7-2 1032 Siskiyou NE facing slope near summit above Lipstick Lake 2226 Comment
  HSC92645  Silene douglasii var. douglasii Jennifer Whipple 1977-8-6 2206 Siskiyou Dobkins Lake, just below outlet of lake 2058 Comment
  HSC92351  Silene grayi Jennifer Whipple 1976-7-1 1235 Siskiyou Near Durney Lake, W facing slope above lake 2073 Comment
  JEPS50995  Silene grayi Willis L. Jepson 1894-8-4 Siskiyou Horse Camp Mt. Shasta, Horse Camp Comment
  UC1409290  Silene grayi Frederick W. Oettinger 1968-8-22 592 Siskiyou high lake basins in vicinity English Peak (n slope of English Peak, near Lookout, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 2222 Comment
  CAS-BOT-BC388961  Silene grayi C. L. Hitchcock; J. S. Martin 1939-7-6 5227 Siskiyou Peak above and north of Divide of Siskiyou Mts., on Takilma-Happy Camp road 1828 Comment
  UCD98588  Silene grayi Mary Ann Showers 1980-7-23 1921 Siskiyou on south and east-facing slopes of Pumice Stone Mt. 2103 Comment
  CAS-BOT-BC389424  Silene lemmonii A. A. Heller 1905-6-15 8036 Siskiyou On the first ridge west of and near Sisson Comment
  JEPS51016  Silene menziesii Geo. D. Butler 1909-6-10 967 Siskiyou near Yreka; near Yreka Comment
  POM182779  Silene menziesii var. viscosa Geo. D. Butler 1909-6-10 967 Siskiyou Yreka Creek. Comment
  CAS-BOT-BC75160  Sisymbrium altissimum Alice Eastwood 1912-7-15 1125 Siskiyou McCloud. Comment
  CDA3863  Sisymbrium altissimum T. C. Fuller 1958-6-19 1831 Siskiyou South of road to Montague, 1.5 miles east of Yreka. 0 Comment
  HSC6909  Sisymbrium altissimum D. M. Thomson 1965-6-19 89 Siskiyou Lava Beds National Monument, Captain Jacks Stronghold Comment
  HSC40276  Sisyrinchium bellum J. D. Ackerman, A. Montalvo 1975-7-18 581 Siskiyou Gumboat Lake Comment
  UC1037372  Smilacina racemosa Douglas Barbe 1955-7-6 136 Siskiyou Taylor Lake Klamath Mountains, Salmon Mountains (along ne shore) 1950 Comment
  SEINET3154294  Smilacina sessilifolia G. D. Butler 1910-5-15 1343 Siskiyou McAdams Creek Comment
  JEPS25632  Smilacina stellata Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7271 Siskiyou Poker Flat 1536 Comment
  UC1190167  Smilacina stellata Ira L. Wiggins 1955-7-23 13478 Siskiyou China Creek 1097 Comment
  HSC101708  Smilax californica J. P. Smith, J. O. Sawyer 2011-6-25 13252 Siskiyou At the junction of Hwy. 3 and Callahan - Gazelle Road. 834 Comment
  UC54246  Smilax californica H. M. Hall and E. B. Babcock June, 1903 4045 Siskiyou near Sisson; Mount Shasta, 18th Crossing 1036 Comment
  SEINET6630420  Smilax californica G. D. Butler 1910-1 1466 Siskiyou Quartz Valley Comment
  POM109214  Smilax jamesii Geo D. Butler 1910-6-6 1466 Siskiyou Quartz Valley Comment
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Mar 29 2015
  UC1409215  Smilax jamesii Frederick W. Oettinger 1969-8-1 1138 Siskiyou near stream below English Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area, High Lake 1813 Comment
  RSA715956  Solanum dulcamara L. Ahart, John Dittes 2005-6-10 12078 Siskiyou On the N side of the Shasta River, about 60 yards NW of the pump house along the Shasta River, about 1.9 miles (air) south of Hwy 99/97 Cutoff, about 6 miles (air) ESE of Grenada. 777 Comment
  HSC46804  Solanum parishii William J. Ferlatte 1974-7-25 1580 Siskiyou Lower slope of Grouse Ridge along Yellow Rose Mine Trail 1829 Comment
  RSA427345  Solanum umbelliferum Christopher Davidson 1975-6-5 2653 Siskiyou 9.1 miles W of Gazelle on road to Callahan. Klamath National Forest. 1120 Comment
  HSC72358  Solidago elongata J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8980 Siskiyou 1/5 mi. W of S.R. 3 on Road 8 671 Comment
  UC830204  Solidago elongata Lewis S. Rose 1937-7-26 37604 Siskiyou McCloud 1005 Comment
  HSC61978  Solidago multiradiata Al Hobart 25 Jul [year missing] Siskiyou Preston Peak 1982 Comment
  CAS-BOT-BC365247  Solidago velutina subsp. californica Edward Lee 1934-8-12 1046 Siskiyou 1/4 mile west of mouth of Walker Creek, a tributary of the Klamath River (east end of Seiad Valley) 426 Comment
  UC1409234  Solidago velutina subsp. californica Frederick W. Oettinger 1968-9-5 706 Siskiyou High Lake Basins in the vicinity English Peak (English Lake Basin, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English L 1897 Comment
  CAS-BOT-BC374524  Sonchus asper W. B. Cooke; V. G. Cooke 1961-7-17 32626 Siskiyou Along logging road near Howard, Mt. Shasta Comment
  CAS-BOT-BC157325  Sorbus californica Wm. Bridge Cooke 1939-6-30 13576 Siskiyou Along the Sisson Southern Trail Comment
  HSC18910  Sorbus californica J. O. Sawyer 1968-7-10 496 Siskiyou Lower slopes grading to terrace of a temporary stream. 1768 Comment
  RSA237828  Sorbus californica Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1276 Siskiyou SE end of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1799 Comment
  CAS-BOT-BC157319  Sorbus californica W. R. Dudley 1901-8-23 s.n. Siskiyou 1st ravine north of Amphitheatre below Caribou Glacier Comment
  HSC44932  Sorbus scopulina J. O. Sawyer 1978-6-19 3250 Siskiyou Marble Mtn. Wilderness Area, trail between Timothy Gulch and Harry Hall Gulch 1433 Comment
  POM172661  Sparganium angustifolium Geo D. Butler 1910-7-13 1766 Siskiyou Shackleford Creek 1220 Comment
  UCD78010  Spergularia rubra Robert E. Preston 2002-7-14 1929 Siskiyou Klamath National Forest, N slope of Rainbow Mountain 1806 Comment
  UC165253  Sphenosciadium capitellatum Geo. D. Butler 1909-8-10 460 Siskiyou Shackleford Creek Comment
  HSC29386  Spiraea douglasii Frederick W. Oettinger, R. F. Thorne 1969-8-5 1213 Siskiyou Marble Mtn. Wilderness Area, Young's Cabin on English Lake trail towards Abbotts 1463 Comment
  JEPS45017  Spiraea douglasii Geo. D. Butler 1908-8-2 284 Siskiyou Log Lake; Shackleford Creek 1524 Comment
  LA208260  Spiraea douglasii A. A. Heller; 1916-6-20 Siskiyou Metcalf's Ranch, Metcalf's ranch NE of Mt. Eddy in openings in the forest 1188 Comment
  SJSU10509  Spiraea douglasii C. L. Kline 1965-7-14 206 Siskiyou 10 mi E of McCloud on Hwy 89 1280 Comment
  UC1037473  Spiraea douglasii Douglas Barbe 1955-7-5 102 Siskiyou 2.5 mi n Etna (on the road to Greenview); Klamath Mountains 883 Comment
  CAS-BOT-BC149697  Spiraea splendens A. M. Vollmer; L. Beane 1951-6-1 158 Siskiyou Road to Elk Valley Comment
  JEPS63083  Stachys ajugoides var. rigida W. L. Jepson 1894-7 21232 Siskiyou Sisson Comment
  UC416580  Stachys ajugoides var. rigida H. W. Furlong Sept. 1901 Siskiyou Summit to Ager Comment
  HSC34128  Stachys rigida J. O. Sawyer 1969-7-23 1181 Siskiyou Along Horse Range Creek 1555 Comment
  HSC63581  Stachys rigida J. P. Smith, Steve Selva 1970-7-16 4405 Siskiyou Beaver Creek Campground. 823 Comment
  RSA11896  Stellaria longipes Elmer I. Applegate 1923-8-17 3839 Siskiyou Medicine Lake. Comment
  HSC58  Stellaria longipes subsp. longipes William J. Ferlatte 1966-6-23 140 Siskiyou Big Flat, between campground and S Fork of the Salmon River 1524 Comment
  CHSC88120  Stellaria longipes var. longipes Jenny Marr 1993-7-1 130 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CHSC99976  Stenanthium occidentale L. P. Janeway 2008-7-25 9493 Siskiyou Klamath Ranges. Siskiyou Mountains; at Horsetail Falls, along Road 48N20, along upper eastern fork of East Fork Seiad Creek. 1237 Comment
  JEPS82444  Stenanthium occidentale Gilbert Muth 1966-7-19 427 Siskiyou Marble Gap Trail Marble Mt. Wilderness Area (along first bluff) 1828 Comment
  RSA22059  Stenanthium occidentale J. T. Howell 1939-8-5 15070 Siskiyou Spirit Lake, Marble Mtns 1829 Comment
  UC922494  Stenanthium occidentale Annie M. Alexander and Louise Kellogg 1949-7-24 5857 Siskiyou Paradise Lake; Marble Mountains 1920 Comment
  CAS-BOT-BC375640  Stephanomeria lactucina Wm. Bridge Cooke 1938-7-29 11389 Siskiyou Mount Shasta. Howard Comment
  UC34305  Stephanomeria lactucina W. C. Blasdale 1894-7-2 Siskiyou Sisson Comment
  HSC24115  Stephanomeria lactucina J. O. Sawyer 1969-9-11 1796 Siskiyou 1738 Comment
  SEINET11262515  Stephanomeria lactucina Carl B. Wolf 1934-7-6 6027 Siskiyou W slope of Mt Shasta. Snowline Road, 3 3/10 mi from Mt Shasta City.; 0 Comment
  HSC46172  Stephanomeria virgata Jennifer Whipple 1978-8-15 2369 Siskiyou Scott Valley near Weston Gulch 854 Comment
  SEINET10610738  Stipa occidentalis A. Arthur Heller 1916-6-22 Heller 11427 Siskiyou Open places in the yellow pine belt in coarse sandy soil near Black Butte north of Sisson, elevation about 3700 feet. 1097 Comment
  HSC39868  Stipa occidentalis var. occidentalis J. P. Smith 1972-8-17 5749 Siskiyou Medicine Lake 2012 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
  HSC45895  Stipa thurberiana Laura Witherspoon 1978-7-13 36 Siskiyou Klamath Natl. Forest W of Tennant Rd. Comment
  SDSU714  Stipa thurberiana D. F. Howe 1977-7-5 4996 Siskiyou 15 miles SE of Granada 1219 Comment
  HSC589  Streptanthus tortuosus William J. Ferlatte 1967-8-23 1084 Siskiyou Head of Kidd Creek, E side of Black Mtn. 2378 Comment
  HSC65575  Streptanthus tortuosus R. White 1977-7-7 108 Siskiyou Devil's Punchbowl, NE shore 1433 Comment
  SEINET10448520  Streptanthus tortuosus Mary Merello 1993-6-23 Merello 700 Siskiyou Shasta-Trinity National Forest. Along county road A-10 (also named Everitt Memorial Highway) climbing Mt. Shasta. Mixed conifer, sub-alpine vegetation, volcanic soils; Aibes and Arctostaphylos dominant species (mile 10 marker 6650 ft.) 1960 Comment
  UC1601630  Streptanthus tortuosus var. orbiculatus Alice Eastwood 1912-9-1 2065 Siskiyou Mount Shasta Comment
  UC165748  Streptanthus tortuosus var. orbiculatus Geo. D. Butler 1909-7-15 893 Siskiyou Highland Mine Comment
  UC61647  Streptanthus tortuosus var. orbiculatus Geo. B. Grant September 1902 5121 Siskiyou Horse Camp Mt. Shasta 2438 Comment
  UC70401  Streptanthus tortuosus var. orbiculatus Milo S. Baker 1899-7-31 Siskiyou above Warren and Anderson's Mill; Mt. Shasta, Ash Creek Comment
  UC725573  Streptanthus tortuosus var. orbiculatus A. A. Heller 1940-7-25 15769 Siskiyou along stony pathway above Horse Camp Lodge 2438 Comment
  HSC27108  Streptanthus tortuosus var. tortuosus Carl W. Mize 1972-6-21 63 Siskiyou 0.25 mi. above road on WSW slope 305 Comment
  JEPS82491  Streptanthus tortuosus var. tortuosus Gilbert Muth 1965-8-5 171 Siskiyou on trail to Black Mt.; Marble Mt. Wilderness Area 1889 Comment
  HSC62006  Streptopus amplexifolius Ruby Van Deventer 1959-7-10 Siskiyou Poker Flat 1585 Comment
  JEPS62165  Streptopus amplexifolius var. americanus Willis L. Jepson Jul 1894 Siskiyou Sisson Comment
  CAS-BOT-BC48105  Suksdorfia ranunculifolia Ira L. Wiggins 1955-7-27 13546 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  JEPS74529  Suksdorfia ranunculifolia W. J. Ferlatte 1966-6-22 70 Siskiyou Josephine Lake basin; Trinity Alps, Josephine Lake basin 1676 Comment
  CAS-BOT-BC269616  Symphoricarpos albus var. laevigatus Carl B. Wolf 1927-8-26 1026 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC269617  Symphoricarpos albus var. laevigatus Marcus E. Jones 1931-7-17 29034 Siskiyou Shasta City (Sisson's) Comment
  HSC60124  Symphoricarpos albus var. laevigatus M. A. Baker 1977-6-27 386 Siskiyou Happy Camp. Comment
  UC163750  Symphoricarpos albus var. laevigatus Geo. D. Butler 1910-8-1 1808 Siskiyou Yreka Creek Comment
  RSA43680  Symphoricarpos hesperius H. M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road. 1220 Comment
  CAS-BOT-BC234791  Symphoricarpos mollis Laura M. Lathrop 1903-7-16 s.n. Siskiyou Shasta Retreat Comment
  HSC4014  Symphoricarpos rotundifolius var. rotundifolius R. C. Wunner 1965-8-21 468 Siskiyou California Lava Beds National Monument, 1/4 mile from Cinder Pit on Caldwell Butte. 1402 Comment
  CAS-BOT-BC97579  Symphyotrichum ascendens W. R. Dudley 1899-8-13 s.n. Siskiyou Near Nabar Meadows Comment
  UC223707  Symphyotrichum bracteolatum Elmer I. Applegate 1923-9-7 3970 Siskiyou Doggett Creek 1737 Comment
  CAS-BOT-BC97875  Symphyotrichum eatonii 1902-9-11 5157 Siskiyou Sisson Comment
  CAS-BOT-BC97879  Symphyotrichum eatonii Alice Eastwood 1912-8-28 1954 Siskiyou Cantara Comment
  CAS-BOT-BC97886  Symphyotrichum eatonii Alice Eastwood 1922-10-18 11513 Siskiyou Shasta Springs Comment
  HSC62620  Symphyotrichum spathulatum var. spathulatum Ruby Van Deventer 1960-7-14 Siskiyou Youngs Valley Comment
  UC157082  Taeniatherum caput-medusae Dr. E. B. Copeland 1903-7-5 3493 Siskiyou Klamathon, Round Mountain Round Mountain; Pacific Coast, Klamathon, Round Mountain Comment
  JEPS82421  Taraxacum officinale Gilbert Muth 1966-8-1 484 Siskiyou Marble Valley horse pasture Marble Mountain Wilderness Area 1792 Comment
  CHSC86457  Taraxia tanacetifolia Jenny Marr 1993-7-1 74 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NE of Meiss Lake. 1349 Comment
  CAS-BOT-BC85247  Taxus brevifolia Doris K. Kildale 1929-8-24 8843 Siskiyou Preston Peak 2225 Comment
  HSC29493  Taxus brevifolia Frederick W. Oettinger 1968-8-13 504 Siskiyou Marble Mtn. Wilderness Area, NE side of Hancock Lake 1936 Comment
  RSA237817  Taxus brevifolia Frederick W. Oettinger 1968-8-13 504 Siskiyou Northeastern side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC902021  Taxus brevifolia Joseph P. Tracy 1949-9-14 18553 Siskiyou 6 mi ne Cecilville; Shadow Creek 914 Comment
  UCR168462  Taxus brevifolia L. C. Wheeler 1934-8-14 3138 Siskiyou Northwestern; Klamath Ranges, Siskiyou Mountains: Western end of White Mtn. 1829 Comment
  SEINET10872329  Taxus brevifolia H. E. Brown 1897-6-1 Brown 323 Siskiyou Collected near Sisson, Siskiyou County. 1084 Comment
  HSC20424  Tellima grandiflora Geo. D. Butler 1909-7-15 896 Siskiyou Highland Mine Comment
  JEPS117554  Tetradymia canescens Lowell Ahart, John Dittes 2010-7-30 16971 Siskiyou On dry soil of riparian terraces, Shasta Big Springs Ranch, 2.6 miles (air) northwest of Big Springs Lake, 3.9 miles (air) southeast of Grenada, 6.3 miles (air) northwest of Dwinnel Dam 778 Comment
  JEPS80527  Thalictrum fendleri var. polycarpum Gilbert Muth 1966-7-17 408 M Siskiyou trail to Lookout Marble Mt. Wilderness Area 1889 Comment
  JEPS46260  Thermopsis A. E. Wieslander 1928-6-12 Siskiyou near Slate Creek; Siskiyou Mts., Klamath National Forest Comment
  JEPS54043  Thlaspi montanum var. montanum Geo. D. Butler 1908-6-27 119 Siskiyou Forest House Mt. Comment
  CHSC43138  Tiarella trifoliata var. unifoliata R. Banchero 1982-8-20 650 Siskiyou Ca 6 mi n of Happy Camp. N 1/2 mi from jct of F. S. roads 18N24 and 18N15. 975 Comment
  JEPS49716  Tolmiea diplomenziesii W. L. Jepson 1907-7-19 2940 Siskiyou Happy Camp Trail Siskiyou Mts. (headwaters of Indian Creek) Comment
  HSC41041  Tonella tenella J. O. Sawyer 1970-3-4 2060 Siskiyou N of Idlewild Campground 762 Comment
  HSC72481  Tonella tenella J. P. Smith 1973-5-5 6380 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  UC887572  Tonella tenella Louis C. Wheeler 1935-5-5 3460 Siskiyou Greenhorn Creek; Siskiyou Mts. 853 Comment
  CAS-BOT-BC81370  Torreya californica 1922-4-20 s.n. Siskiyou Standard City Comment
  HSC34265  Triantha occidentalis subsp. occidentalis J. P. Smith, J. O. Sawyer 1973-8-14 7317 Siskiyou W of Cliff Lake 1982 Comment
  CAS-BOT-BC519568  Triantha occidentalis subsp. occidentalis David D. Keck 1949-7-20 6363 Siskiyou Scott Mountain Summit: meadow at Scott Mountain Summit, at Trinity County line 1716 Comment
  HSC96432  Triantha occidentalis subsp. occidentalis Tony LaBanca, Leonel Arguello, Gordon Leppig 1997-6-27 487 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  HSC71477  Trifolium dubium J. P. Smith 1973-5-5 6544 Siskiyou Scott Bar along the Scott River Comment
  SEINET12147893  Trifolium eriocephalum H. M. Hall, Babcock, E. B. 1903-1 4076 Siskiyou Mount Shasta. Near Upton 1219 Comment
  CHSC75715  Trifolium eriocephalum subsp. eriocephalum Vernon H. Oswald; Lowell Ahart 1999-7-5 9806 Siskiyou Gazelle Mtn. on road 41N03 0.2 mi southeast of Gazelle-Callahan Hwy. 1508 Comment
  CHSC113789  Trifolium fragiferum R. E. Brainerd 2010-8-6 1733 Siskiyou Weed. Alley west of Shasta Avenue and S.Davis Avenue. UTM Zone 10 552177E 4586525N. 1091 Comment
  HSC2319  Trifolium howellii Geo. D. Butler 1910-7-8 1689 Siskiyou Shackleford Creek 1220 Comment
  HSC61930  Trifolium howellii Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  JEPS84185  Trifolium howellii L. R. Heckard with S. D'Alcamo, J. Hickman, and S. Winchester 1986-7-16 6350 Siskiyou ca 1/2 mi se Red Butte (ca 7 mi nne of Seiad Valley, sw of Cook and Green Pass) 1730 Comment
  UCD109135  Trifolium howellii J. M. Tucker; D. V. Hemphill 1974-7-27 4299 Siskiyou Near Haypress Creek, Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  UC1025112  Trifolium kingii var. productum Douglas Barbe 1955-7-9 154 Siskiyou s shore Kangaroo Lake; Scott Mtns 1828 Comment
  HSC44939  Trifolium longipes J. O. Sawyer 1978-6-20 3265 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  HSC60773  Trifolium longipes Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  UCD111253  Trifolium longipes A. C. Hoofer 1926-8-27 s.n. Siskiyou Siskiyou Mtn., Preston Peak Dist. Comment
  POM28224  Trifolium microcephalum Geo. D. Butler 1641 Siskiyou Goosemest Foothills 1220 Comment
  JEPS124492  Trifolium pratense Daniel Slakey 2015-7-14 165 Siskiyou Along Ager-Beswick Road, approximately 5 miles from Copco Lake. Comment
  RSA105359  Trifolium productum Douglas Barbe 1955-7-9 154 Siskiyou South shore of Kangaroo Lake, Scott Mountains 1829 Comment
  RSA237892  Trifolium wormskioldii Frederick W. Oettinger 1969-8-16 1406 Siskiyou Wiregrass meadow near English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1707 Comment
  HSC18871  Trillium ovatum J. O. Sawyer 1968-7-2 374 Siskiyou Upper drainage of Joe Creek 1677 Comment
  HSC60806  Trillium ovatum subsp. oettingeri Maralyn O'Meara 1973-6-24 229 Siskiyou Statute Lake Creek where it is crossed by Music Creek logging rd., 0.25 mi. from confluence of Statute Lake Creek and Music Creek 1829 Comment
  UC1299348  Trillium ovatum subsp. oettingeri Freed W. Hoffman 1950-7-13 3638 Siskiyou S. Fork Indian Creek Rd. to Baldy Mt. (1.1 mi. before reaching Lookout) Comment
  RSA0000537  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1967-7-10 190 Siskiyou Near hairpin turn of Music Creek logging road, along Statue Creek. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1732 Comment
  CAS-BOT-BC200090  Trisetum canescens W. R. Dudley 1899-8-22 s.n. Siskiyou Craggy Mt. 1981 Comment
  CAS-BOT-BC200267  Trisetum spicatum Gilbert Muth 1966-8-3 492 Siskiyou Marble Valley meadow, Marble Mts. 1792 Comment
  CHSC70214  Trisetum spicatum Jennifer Whipple 1977-7-22 2046 Siskiyou Klamath Mountains. Dale Creek drainage on the north face of Mount Eddy. 2286 Comment
  HSC76726  Trisetum spicatum K. T. Stillman 1976-8-8 398 Siskiyou Marble Mountain Wilderness Area, trail from jump off to Paradise Lake Comment
  RSA233684  Trisetum spicatum R. F. Thorne, Frederick W. Oettinger 1969-8-10 38958 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  RSA378083  Triteleia crocea M. B. Dunkle 1944-6-25 9020 Siskiyou Siskiyou National Forest. 1677 Comment
  UC164091  Triteleia crocea Geo. D. Butler 1909-5-30 786 Siskiyou Humbug Mountain Comment
  CAS-BOT-BC522333  Triteleia hyacinthina Ella Dales Cantelow 1937-8-16 1859 Siskiyou Summit of Scott Mt; Mt. Bog Comment
  HSC44785  Triteleia ixioides subsp. scabra S. Horner 1978-7-5 416 Siskiyou Intersection of Sand Flat Well Rd. with 40N05 1280 Comment
  NY64394  Tsuga mertensiana A. M. Carter 1939-8-21 1465 Siskiyou Abve southeast end of Taylor Lake, 12 miles southwest of Etna, Salmon Mountains 2072.6 Comment
  RSA237586  Tsuga mertensiana Frederick W. Oettinger 1967-8-26 327 Siskiyou Trees off north eastern side of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  UCD135154  Tsuga mertensiana John M. Tucker 1963-7-8 3734 Siskiyou Black Mountain, ca. 1 mile north of Marble Valley, Marble Mountain Wilderness Area. 1981 Comment
  CAS-BOT-BC80260  Tsuga mertensiana subsp. grandicona Gilbert Muth 1966-7-29 131 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  CAS-BOT-BC74096  Turritis glabra John Thomas Howell 1939-8-6 15088 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  HSC69430  Umbellularia californica John Palmer 1980-7-23 562 Siskiyou Past Elbow Springs at end of USFS Rd. 15N19 1220 Comment
  JEPS21875  Utricularia macrorhiza Calvin McMillan and Malcolm A. Nobs 1949-6-17 800 Siskiyou Hwy. 97, Grass Lake Grass Lake Comment
  CAS-BOT-BC199187  Vaccinium cespitosum A. A. Heller 1915-7-15 12087 Siskiyou Mt. Eddy 1828 Comment
  HSC19469  Vaccinium cespitosum J. O. Sawyer 1969-8-1 1658 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  UC1334018  Vaccinium cespitosum Dorothy Parker 1949-7-10 348 Siskiyou near Paradise Lake; Siskiyou Mountains, Salmon Mountains Comment
  UC618889  Vaccinium cespitosum unknown 1938-7-21 11302 Siskiyou Panther Creek Mount Shasta Comment
  HSC19113  Vaccinium membranaceum J. O. Sawyer 1969-8-5 1964 Siskiyou Alluvial terrace along South Sugar Creek 1692 Comment
  HSC22413  Vaccinium membranaceum J. O. Sawyer 1969-8-1 1606 Siskiyou Horseshoe Lake 1921 Comment
  HSC29338  Vaccinium membranaceum Frederick W. Oettinger 1968-9-5 721 Siskiyou Marble Mountain Wilderness Area, near inlet stream to Hancock Lake 1936 Comment
  HSC65502  Vaccinium membranaceum R. White 1977-6-20 86 Siskiyou NE area around Devil's Punchbowl 1433 Comment
  RSA238837  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 764 Siskiyou East side of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC199487  Vaccinium scoparium Wm. Bridge Cooke 1940-6-6 15033 Siskiyou Along the Castle Lake road Comment
  LA44769  Vaccinium uliginosum subsp. occidentale Wm. Bridge Cooke; 1939-7-7 13606 Siskiyou Mount Shasta, Wagon Camp 1737 Comment
  CAS-BOT-BC199794  Vahlodea atropurpurea K. T. Stillman 1976-8-8 399 Siskiyou Marble Mountain Wilderness Area. Trail from Jump off to Paradise Lake Comment
  HSC69168  Veratrum californicum var. californicum Maralyn A. Renner 1980-8-6 2325 Siskiyou Cracker Meadow 1555 Comment
  HSC91996  Veratrum californicum var. californicum Jennifer Whipple 1976-7-24 1533 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC96886  Veratrum viride Gordon Leppig 1997-8-23 671 Siskiyou Russian Wilderness, Little Duck Lake Fen 2200 Comment
  JEPS62214  Veratrum viride Geo. D. Butler 1908-8-26 536 Siskiyou e side Salmon Mts. (upper camp) Comment
  CAS-BOT-BC527061  Veratrum viride var. eschscholzianum Gilbert Muth 1965-8-3 s.n. Siskiyou Marble Valley Comment
  RSA0084072  Veronica alpina var. alterniflora William J. Ferlatte 1966-6-23 133 Siskiyou Trinity Alps: Yellow Rose Mine. 1982 Comment
  HSC70531  Veronica americana J. P. Smith, Steve Selva 1970-6-15 3908 Siskiyou 10 mi. NW of Forks of Salmon Comment
  HSC73337  Veronica americana Gail Newton 1980-6-20 463 Siskiyou Near Bald Mtn. 1097 Comment
  CHSC88114  Veronica peregrina subsp. xalapensis Jenny Marr 1993-7-1 124 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC22479  Veronica wormskjoldii J. O. Sawyer 1969-7-10 1148 Siskiyou W of Lower Russian Lake, along trail 2073 Comment
  HSC68503  Vicia americana var. americana Maralyn A. Renner 1980-6-7 787 Siskiyou N of Greenhorn Rd. 1098 Comment
  HSC76879  Vicia americana var. americana K. T. Stillman 1976-6-26 140 Siskiyou Marble Mountain Wilderness Area, Kings Castle. 2134 Comment
  UC1286471  Vicia americana var. americana W. B. and V. G. Cooke 1965-7-9 35124 Siskiyou Everett Memorial Highway; Mt. Shasta