Search Results — 2000 specimen records retrieved (1351 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1409510  Abies Frederick W. Oettinger 1969-8-25 1547 Siskiyou Tom Taylor Cabin Salmon Mountains, Marble Mountain Wilderness Area (w Siskiyou Co., high lake basins in vicinity of English Peak) 2048 Comment
  CAS-BOT-BC78124  Abies X shastensis Doris K. Kildale 1929-8-24 8842 Siskiyou Preston Peak 2228 Comment
  RSA761839  Abies amabilis Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63375 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  JEPS47975  Abies concolor W. L. Jepson 1902-7-18 2078 A Siskiyou trail to Salmon Forks; Western Siskiyou. Salmon Summit Comment
  SEINET3869603  Abies concolor Alv Dan Youngberg 1964-8-17 66 Siskiyou Growing at West Branch Guard Station. Humboldt Meridian.; 0 Comment
  UCD134135  Abies concolor Jack Major; M. Fleschner, R. Pemble 1966-9-6 s.n. Siskiyou Marble Mountains; beside trail from Lovers Camp to Marble Valley Guard Station. 1371 Comment
  UC55653  Abies magnifica var. magnifica Harley P. Chandler 1901-6-1 1684 Siskiyou Marble Mountain North Coast Ranges, Marble Mountain 2438 Comment
  UC1001951  Abies magnifica var. shastensis Mrs. B. M. Berry 1954-10-9 1 Siskiyou between Etna and Salmon Mountain summit; Salmon Mountains, Salmon Mountain 1828 Comment
  CAS-BOT-BC330619  Acer circinatum Elmer I. Applegate 1895-5-30 70 Siskiyou Sisson Comment
  JEPS24792  Acer glabrum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6801 Siskiyou headwaters Sacramento River (Shore of Castle Lake); Castle Lake, Sacramento River 1661 Comment
  CAS-BOT-BC330989  Acer glabrum var. glabrum Alice Eastwood; John Thomas Howell 1937-6-25 5018 Siskiyou Scott Mts. above Callahan Comment
  UC618775  Acer glabrum var. glabrum W. Bridge Cooke 1938-6-17 11003 Siskiyou Sisson Southern Trail , Mount Shasta (a grove surrounds the spring near the trail) Comment
  HSC29476  Acer glabrum var. torreyi Frederick W. Oettinger 1969-8-5 1206 Siskiyou Marble Mtn. Wilderness Area, Willow Springs on trail between Abbotts Upper Cabin and English Lake 1677 Comment
  RSA123631  Acer glabrum var. torreyi G. D. Barbe 1955-7-9 151 Siskiyou South side of Kangaroo Lake, Scott Mountains 1829 Comment
  RSA211413  Acer glabrum var. torreyi William J. Ferlatte 1967-7-9 689 Siskiyou Kidd Creek Trail. Trinity Alps. 1677 Comment
  RSA300515  Acer glabrum var. torreyi John Dourley, Walter Wisura 1982-10-17 3880 Siskiyou Mill Creek Ridge, ca. 18 mi N of Happy Camp, along old road up Indian Creek. 1524 Comment
Read comments
May 21 2014
  RSA790238  Acer glabrum var. torreyi Rebecca Wenk 2005-7-15 238 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose mine trail. 2043 Comment
  SEINET7893883  Acer macrophyllum G. D. Butler 1910-4-24 1236 Siskiyou Shackleford Creek. Comment
  UC1409393  Achlys triphylla subsp. triphylla Frederick W. Oettinger 1969-9-4 1669 Siskiyou near gap between Tom's Lake Basin and Tobacco Lake Basin; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1828 Comment
  CAS-BOT-BC210719  Achnatherum lemmonii Roxana S. Ferris; Laura Lorraine 1948-6-12 11791 Siskiyou Scott Mountain Road south of Callahan Comment
  POM211395  Achnatherum lemmonii var. lemmonii L. C. Wheeler 1934-6-11 2682 Siskiyou North Hungry Creek , Siskiyou Mtns. (Mt Diablo Mer) 1311 Comment
  CAS-BOT-BC210750  Achnatherum nelsonii H. A. Thomas; J. H. Thomas 1954-7-24 4513 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  UCD50984  Achnatherum occidentale H. S. Yates 1936-6-21 5827 Siskiyou N base of Wintoon Butte. 1219 Comment
  UC822000  Achnatherum occidentale subsp. occidentale A. A. Heller 1916-6-22 12427 Siskiyou near Black Butte (n of Sisson) 1097 Comment
  SEINET255882  Achnatherum occidentale subsp. pubescens Mary E. Barkworth, LR Firestone 1982-8-30 4094 Siskiyou Off I-15 8 or 9 mi S of Weed exchange bewteen Weed and Mt Shasta along roadsides Comment
  POM54984  Achyrachaena mollis E. B. Copeland 1903-7-3 s.n. Siskiyou Klamathon. Comment
  UCD103815  Acmispon americanus var. americanus A. A. Heller 1919-6-25 13288 Siskiyou Compton's prairie, north base of Mt. Eddy. 1158 Comment
  CHSC91343  Acmispon brachycarpus Lowell Ahart; John Dittes 2005-6-9 12014 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
  HSC30775  Acmispon nevadensis J. P. Smith, J. O. Sawyer 1972-5-28 5373 Siskiyou 1.2 mi. E. of Jackson Creek on Callahan-Cecilville Rd., Klamath National Forest 1341 Comment
  UCD104269  Acmispon nevadensis var. nevadensis R. Tofsrud; J. M. Tucker 1948-8-2 1756 Siskiyou Outskirts of McCloud. Comment
  SJSU6270  Aconitum columbianum R. W. Trivelpiece 1971-8-9 64 Siskiyou Kangaroo L on Kangaroo Cr, S of East Fork Scott R between Gazelle & Callahan 1737 Comment
  HSC22293  Aconitum columbianum subsp. columbianum J. O. Sawyer 1969-7-24 1519 Siskiyou W of Sugar Lake 1890 Comment
  HSC22296  Aconitum columbianum subsp. columbianum J. O. Sawyer 1969-7-23 1186 Siskiyou Along road near Horse Range Creek. 1341 Comment
  HSC92159  Aconitum columbianum subsp. columbianum Jennifer Whipple 1976-7-8 1352 Siskiyou Along drainage into SW side of Dobkins Lake 2195 Comment
  HSC67676  Aconogonon phytolaccifolium John Palmer 1980-7-24 597 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  JEPS60379  Actaea rubra W. L. Jepson 1902-7-17 2078 Siskiyou Salmon Summit 2286 Comment
  RSA238275  Actaea rubra subsp. arguta Frederick W. Oettinger 1969-8-21 1483 Siskiyou Under thicket at Willow Spring on English Lake Trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC68958  Adiantum aleuticum Lemmon 1881-7-1 s.n. Siskiyou Near Shasta Comment
  CAS-BOT-BC68956  Adiantum aleuticum A. A. Heller 1915-8-26 12235 Siskiyou Mt. Eddy in open swampy places in the forest. 1828 Comment
  HSC4988  Agastache urticifolia J. O. Sawyer 1968-7-23 604 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake, Brown's Meadow 1829 Comment
  RSA714932  Ageratina occidentalis M. E. Fishbein 2006-8-3 5873 Siskiyou Along Forest Service road 49, 7 miles SSW of Medicine Lake, 0.4miles NE of Snag Hill. 1585 Comment
  JEPS60251  Ageratina occidentalis L. R. Heckard with L. Constance and R. Ornduff 1969-6-25 2318 Siskiyou 15 mi from U.S. Highway 99 (off the Gilman Road, on n side of the Mccloud River arm of Lake Shasta) 487 Comment
  SEINET6700676 Image available Ageratina occidentalis E. K. Balls 1949-7-10 13951 Siskiyou 1.5 miles from Finlay Camp on road from Etna to Sawyer's Bar 817 Comment
  UC1199313  Ageratina occidentalis Joseph P. Tracy 1935-8-2 14433 Siskiyou ne side along trail Youngs Peak; North Coast Regions, Youngs Peak 1524 Comment
  UC165966  Agoseris aurantiaca var. aurantiaca Geo. D. Butler 1908-8-8 303 Siskiyou head of, along trail Woody Creek, West Branch Comment
  JEPS74564  Agoseris aurantiaca var. aurantiaca W. J. Ferlatte 1966-8-5 322 Siskiyou slope on n side Caribou Mtn.; Trinity Alps, Caribou Mtn. 1920 Comment
  SEINET6738580 Image available Agoseris grandiflora G. D. Butler 1918-6-10 1555 Siskiyou Near Yreka Comment
  CAS-BOT-BC22777  Agoseris heterophylla George Dexter Butler 1910-4-12 1213 Siskiyou Oro Fino Comment
  UC904779  Agoseris monticola W. Bridge Cooke 1949-8-22 25604 Siskiyou South Gate (Mt. Shasta) Mount Shasta 2590 Comment
  CAS-BOT-BC110755  Agropyron cristatum Douglas Barbe 1955-6-1 76 Siskiyou 1.25 mile east of Etna near the junction of Westside Road and East and West Road. Comment
  HSC45889  Agropyron cristatum Laura Witherspoon 1978-8-15 79 Siskiyou Klamath National Forest, 0.1 miles S of junction of Forest Service Rds. 6Q01 and 7S01 1378 Comment
  CAS-BOT-BC126979  Agrostis exarata Wm. Bridge Cooke 1938-7-29 11410 Siskiyou Mount Shasta. Above Bear Springs. 1676 Comment
  CAS-BOT-BC126990  Agrostis exarata Melissa A. Berry 1957-7-4 s.n. Siskiyou Carter Meadow at junction of Long Gulch and Trail Gulch on South Fork of Salmon River. 1676 Comment
  HSC69132  Agrostis exarata Maralyn A. Renner 1980-8-4 2232 Siskiyou Flint Valley 1390 Comment
  UC618637  Agrostis exarata W. Bridge Cooke 1938-7-15 11223 Siskiyou above Bear Springs; Mount Shasta 1676 Comment
  CAS-BOT-BC139574  Agrostis gigantea Wm. Bridge Cooke 1938-9-17 11693 Siskiyou Mount Shasta. Horse Camp. 2438 Comment
  SEINET7594039 Image available Agrostis idahoensis F. W. Oettinger 1968-9-7 765 Siskiyou W. Siskiyou County, Tobacco Lake, Salmon Mountains 1890 Comment
  CAS-BOT-BC138927  Agrostis pallens John Thomas Howell 1939-8-9 15213 Siskiyou Marble Mountains. Sky High Valley. 1828 Comment
  HSC22444  Agrostis pallens J. O. Sawyer 1969-8-1 1644 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC30557  Agrostis pallens Frederick W. Oettinger 1969-9-2 1587 Siskiyou Marble Mtn. Wilderness Area, Bear Meadow near Tom Taylor Cabin 2165 Comment
  HSC39913  Agrostis pallens J. P. Smith, Steve Selva 1970-7-16 4391 Siskiyou Along Klamath River, 2 mi. W of Seiad Creek 518 Comment
  SEINET7594123 Image available Agrostis pallens F. W. Oettinger 1969-1 1537 Siskiyou northwest of English Lake, Salmon Mountains 1753 Comment
  UC2046868  Agrostis stolonifera R. E. Brainerd 2014-7-6 2316 Siskiyou Siskiyou County: Klamath River Canyon; Randolph Collier Rest Area on Interstate 5; 10.7 road miles north of Yreka. Comment
  RSA206889  Agrostis stolonifera Th. Holm 1903-9-6 3801 Siskiyou Capeland Comment
  HSC30450  Agrostis thurberiana Frederick W. Oettinger, R. F. Thorne 1969-8-6 1243 Siskiyou Marble Mtn. Wilderness Area, Pine Lake 1883 Comment
  HSC91585  Agrostis variabilis Jennifer Whipple 1978-10-6 2427 Siskiyou Dale Creek drainage on N face of Mount Eddy. 2195 Comment
  RSA186327  Agrostis variabilis Gilbert Muth 1966-10-16 18 Siskiyou Marble Mountain. 1793 Comment
  POM211392  Aira caryophyllea L. C. Wheeler 1934-6-4 2647 Siskiyou Dry east slope in open forest. Horse Creek. 762 Comment
  RSA233716  Allium acuminatum Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mountains: Shasta-Trinity National Forest, ca. 15 air miles SW of Weed near Kangaroo Lake Campground. Comment
  RSA50149  Allium amplectens E. K. Balls 1949-7-8 13919 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  UC1076030  Allium falcifolium Herbert L. Mason 1947-5-17 14764 Siskiyou on Scott Mountain road 5 mi s Callahan Comment
  UC164160  Allium falcifolium Geo. D. Butler 1908-8-6 110 Siskiyou along trail on summit n West Fork of Woolly Creek Comment
  CAS-BOT-BC469247  Allium falcifolium Antone J. Soares 1922-6-1 s.n. Siskiyou Shasta Springs Comment
  RSA50150  Allium falcifolium E. K. Balls 1949-7-8 13918 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  JEPS82459  Allium siskiyouense Gilbert Muth 1966-7-14 390 Siskiyou flat above Marble Valley; Marble Mt. Wilderness Area, Marble Gap trail 1828 Comment
  UC375196  Allium siskiyouense Geo. D. Butler 1909-5-3 791 Siskiyou hill near Yreka Comment
  SEINET3151667  Allocarya californica G. D. Butler 1910-5-29 1424 Siskiyou Damp place near Yuka. Comment
  CAS-BOT-BC171394  Alnus incana subsp. tenuifolia Alice Eastwood 1921-7-25 10823 Siskiyou Bigelows, on the Mc. Cloud R. Comment
  CAS-BOT-BC171398  Alnus incana subsp. tenuifolia L. E. Smith 1914-6-24 719 Siskiyou Sisson Comment
  CAS-BOT-BC171409  Alnus incana subsp. tenuifolia A. A. Heller 1916-8-24 12559 Siskiyou near Sisson 10 Comment
  HSC4964  Alnus incana subsp. tenuifolia J. O. Sawyer 1968-6-25 343 Siskiyou Along Horse Range Creek 1646 Comment
  RSA47784  Alnus incana subsp. tenuifolia Roxana S. Ferris, Laura Lorraine 1948-6-16 11766 Siskiyou About 6 miles from Etna on forks of Salmon Road. 1677 Comment
  SEINET205137  Alnus incana subsp. tenuifolia J. M. Tucker 1963-8-17 3739 Siskiyou Marble Mtn WA ; In vicinity of cabin lower Red Rock Valley 1494 Comment
  UC127374  Alnus incana subsp. tenuifolia H. M. Hall and E. B. Babcock 1903-6-18 4139 Siskiyou Pole Canyon Sierra Nevada Mountains 1463 Comment
  UC484055  Alnus incana subsp. tenuifolia Carl B. Wolf 1930-10-22 1752 Siskiyou 1 mi w Mt. Shasta City 1066 Comment
  CAS-BOT-BC169637  Alnus rhombifolia Carl B. Wolf 1927-8-26 1042 Siskiyou On the Klamath River, 4 mi N of Gottville Comment
  UC375244  Alnus rhombifolia Geo. D. Butler 1908-7-4 10 Siskiyou Shasta River Comment
  HSC30341  Alnus rhombifolia Dale R. Gradek 1974-5-25 52 Siskiyou On Rd. 8, 6 mi. from junction of Hwy. 3 and Rd. 8 1585 Comment
  RSA238554  Alnus viridis subsp. sinuata Frederick W. Oettinger 1968-8-24 627 Siskiyou The Salmon Mountains, in the vicinity of English Peak, Marble Mountain Wilderness Area, between the flumes and Toms Lower Pond. 1890 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
  CAS-BOT-BC17201  Alyssum alyssoides L. E. Smith 1913-4-22 90 Siskiyou Yreka. Comment
  NY785943  Alyssum alyssoides A. A. Heller 1905-6-9 s.n. Siskiyou Comment
  NY785946  Alyssum alyssoides A. A. Heller 1905-6-17 8054 Siskiyou Comment
  RSA245268  Amaranthus blitoides J. P. Smith, J. Sawyer 1972-9-14 5797 Siskiyou Miners Creek Road just south of French Creek Road between Callahan and Etna 915 Comment
  HSC26758  Amaranthus californicus J. P. Smith, J. O. Sawyer 1971-9-18 4822 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  HSC41460  Amelanchier alnifolia var. semiintegrifolia J. P. Smith 1973-5-5 6554 Siskiyou Scott Bar along the Scott River Comment
  HSC4954  Amelanchier pallida J. O. Sawyer 1968-9-28 735 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  HSC4960  Amelanchier pallida J. O. Sawyer 1968-7-9 423 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  HSC68339  Amelanchier pallida Maralyn A. Renner 1980-6-26 1229 Siskiyou SE edge of Flint Valley. 1390 Comment
  HSC76639  Amelanchier pallida K. T. Stillman 1976-6-25 83 Siskiyou Marble Mtn. Wilderness Area, N side of Elk Valley. 1799 Comment
  RSA453150  Amelanchier pallida Christopher Davidson 1975-6-5 2686 Siskiyou 0.8 mile N of Scott Mtn Summit on Hwy 3. 1585 Comment
  JEPS45125  Amelanchier utahensis W. L. Jepson Jul 1894 59 a Siskiyou Sisson 792 Comment
  UC164120  Amsinckia menziesii var. menziesii Geo. D. Butler 1910-5-3 1269 Siskiyou Yreka 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
  JEPS95387  Anaphalis margaritacea Vernon H. Oswald and Lowell Ahart 1994-8-1 6416 Siskiyou 7.8 mi. s.w.of dam at Lake Siskiyou (Forest Rd. 26 paralleling S. Fork Sacramento R., 1.5 mi. e. of Forest Rd. 40N43) 1341 Comment
  JEPS21784  Anaphalis margaritacea unknown Siskiyou Comment
Read comments
Jul 22 2010
  RSA68954  Anaphalis margaritacea A. E. Culbertson 1943-7-17 4 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
  JEPS13784  Androsace elongata subsp. acuta Geo. D. Butler 1909-3-7 579 Siskiyou Yreka Comment
  HSC78210  Anemone deltoidea L. P. Janeway 1983-8-6 502 Siskiyou Poker Flat. W part of lower portion of meadow. 1529 Comment
  RSA262470  Anemone deltoidea J. M. Tucker 1974-7-28 4310 Siskiyou Haypress Meadows, Marble Mtn Wilderness Area. 1463 Comment
  UC1025127  Anemone deltoidea Douglas Barbe 1955-7-6 135 Siskiyou ne shore Taylor Lake; Klamath Mtns, Salmon Mtns 1950 Comment
  UC1190150  Anemone deltoidea Ira L. Wiggins 1955-7-29 13577 Siskiyou trail to Caribou Lake (summit of ridge above Thompson Creek) 1999 Comment
  UC1096825  Anemone drummondii Douglas Barbe and H. K. Wagnon 1957-6-16 13134 Siskiyou Scott Mt. 1920 Comment
  CAS-BOT-BC391849  Anemone drummondii William A. Dayton 1912-6-16 58 Siskiyou Shasta National Forest. E. Fk. of Scott River Range 1981 Comment
  HSC4933  Anemone lyallii J. O. Sawyer 1968-6-18 204 Siskiyou Above S Russian Creek, below the Blake's Fork confluence. 1463 Comment
  CAS-BOT-BC391938  Anemone multifida Gilbert Muth 1965-8-6 s.n. Siskiyou Backside of Black Mountain Comment
  SEINET12098580  Anemone multifida H. P. Chandler 1901-1 1657 Siskiyou North Coast Ranges 2438 Comment
  CAS-BOT-BC391969  Anemone occidentalis Geo. D. Butler 1910-7-10 1736 Siskiyou Upper Campbell Lake 1676 Comment
  UC585140  Anemone occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2006 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
  CAS-BOT-BC391965  Anemone occidentalis M. B. Dunkle 1945-7-19 9231 Siskiyou Klamath Natl. Forest, Marble Mts. Sky-High Bluffs Comment
  RSA215648  Anemone occidentalis Gilbert Muth 1969-8-7 1227 Siskiyou damp shaded area on east side of Boulder Peak Ridge in Subalpine Forest. 2470 Comment
  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
  RSA537380  Anemone occidentalis Walter Wisura, J. Romero 1991-10-16 4592 Siskiyou SW-slopes of Mt. Shasta near Ski bowl. Comment
  CDA42371  Anemopsis californica Jodi Aceves 2014-7-7 PDR# 470 P06027653 Siskiyou East of Grenada, off of Highway A-12, approx. 1/2 mile east of Ralston Road, south side. 0 Comment
  HSC76747  Angelica arguta K. T. Stillman 1976-7-15 259 Siskiyou Marble Mountain Wilderness Area. 1951 Comment
  RSA470338  Angelica arguta var. arguta L. C. Wheeler 1934-8-16 3167 Siskiyou Siskiyou Mountains: 2 mi. east of White Mt. (Mt. Diablo Mer.) 1920 Comment
  RSA202367  Angelica tomentosa var. tomentosa J. M. Tucker 1963-8-20 3787 Siskiyou 1/2 mile northwest of the Marble Valley Guard Station, Marble Mountain Wilderness Area 1921 Comment
  CAS-BOT-BC59279  Antennaria argentea L. E. Smith 1913-4-26 123 Siskiyou Dunsmuir Comment
  CAS-BOT-BC59286  Antennaria argentea Geo. D. Butler 1909-5-31 756 Siskiyou Humbug Creek Comment
  CAS-BOT-BC59288  Antennaria argentea A. A. Heller 1916-7-20 12475 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1371 Comment
  JEPS33946  Antennaria argentea W. L. Jepson 1937-7-23 18462 Siskiyou Yreka Comment
  RSA699536  Antennaria argentea Jenny Marr 1993-07 0134 Siskiyou Butte Valley Wildlife Area, ~7 air miles NW of the town of MacDoel. 1350 Comment
  RSA416679  Antennaria argentea M. B. Dunkle 1944-6-25 9023 Siskiyou Beaver Creek. (Coastal Northern California). 1677 Comment
  CHSC91381  Antennaria dimorpha Lowell Ahart; John Dittes 2005-6-10 12075 Siskiyou On the south side of a poor dirt road, about 100 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  CAS-BOT-BC58717  Antennaria geyeri A. A. Heller 1916-7-21 12482 Siskiyou Near Upton 1097 Comment
  UC891586  Antennaria geyeri Alice Eastwood 1912-7-15 1061 a Siskiyou McCloud Comment
  HSC68582  Antennaria howellii Maralyn A. Renner 1980-6-24 1069 Siskiyou 1/2 mi. E of Cook and Green Pass 1555 Comment
  HSC27477  Antennaria luzuloides J. P. Smith, J. O. Sawyer 1972-5-28 5372 Siskiyou 1.2 mi. E. of Jackson Creek on Callahan-Cecilville Rd., Klamath National Forest 1341 Comment
  CAS-BOT-BC79907  Antennaria microphylla Elmer I. Applegate 1935-6-8 9429 Siskiyou Bear Paw Cave, Lava Beds National Monument Comment
  SEINET6755311 Image available Antennaria racemosa G. D. Butler 1910-6-4 1502 Siskiyou Shackleford Creek Comment
  JEPS33931  Antennaria rosea Willis L. Jepson 1894-8-4 Siskiyou snow line Mt. Shasta Comment
  UC1190277  Antennaria rosea Ira L. Wiggins 1955-7-27 13536 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area, Caribou Lake 2042 Comment
  CHSC70463  Antennaria rosea subsp. confinis M. Schweich 1997-6-17 4144 Siskiyou Payne's Spring, in rocks on rim of canyon. 1987 Comment
  HSC69506  Antennaria rosea subsp. rosea John Palmer 1980-7-24 654 Siskiyou Dillon Divide 1707 Comment
  JEPS94255  Antennaria rosea subsp. rosea Vernon H. Oswald and Lowell Ahart 1998-6-11 9210 Siskiyou 22 air mi ne of Weed (9 air mi e of Grass Lake located on Highway 97, Old State Highway 0.1 mi e of Tennant Road) 1402 Comment
  CAS-BOT-BC84758  Antennaria rosea subsp. rosea K. T. Stillman 1976-8-7 213 Siskiyou Scott Bar quad. Marble Mountain Wilderness Area 1950 Comment
  CAS-BOT-BC102273  Anthemis cotula Dorothy Parker 1946-7-20 s.n. Siskiyou Plowman's Valley 1188 Comment
  SEINET516159 Image available Apera interrupta Vernon H. Oswald 1998-6-27 9243 Siskiyou Big Tableland at the southwest edge of the Lower Klamath National Wildlife Refuge. 1353 Comment
  HSC76937  Apocynum androsaemifolium K. T. Stillman 1976-8-7 205 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  HSC91437  Apocynum androsaemifolium Jennifer Whipple 1977-8-5 2179 Siskiyou Wagon Creek Drainage on the E face of Mt. Eddy 2256 Comment
  JEPS49785  Apocynum androsaemifolium Willis L. Jepson Jul 24 1894-Aug 10 1894 14619 Siskiyou Sisson region of Upper Sacramento, Sisson Comment
  SBBG15616  Apocynum androsaemifolium D. Myrick 1961-6-20 292 Siskiyou Old McCloud Rd to Bear Springs just E of Mt Shasta City 1097 Comment
  HSC44571  Apocynum androsaemifolium Laura Witherspoon 1977-8-10 Siskiyou 1/2 mi. before camp 3. 976 Comment
  POM75779  Apocynum androsaemifolium subsp. pumilum Edward Palmer 1892-7-13 2522 Siskiyou Mount Shasta and vicinity Comment
  CAS-BOT-BC395152  Aquilegia formosa Wm. Bridge Cooke 1938-7-15 11195 Siskiyou Bear Springs, Mount Shasta Comment
  UC637157  Aquilegia formosa Edward Lee 1934-8-11 1038 Siskiyou Walker Creek; a tributary of the Klamath River 609 Comment
  HSC69025  Aquilegia formosa var. formosa Maralyn A. Renner 1980-7-28 2192 Siskiyou E spur of Kangaroo Mtn., near ridge 1890 Comment
  RSA0126136  Arabis divaricarpa var. interposita Frederick W. Oettinger 1969-7-15 1030 Siskiyou South of Bear Meadows, below Tom Taylor Cabin - English Peak Trail; The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  HSC22399  Arabis holboellii var. pinetorum J. O. Sawyer 1969-8-5 1969 Siskiyou Slopes W of South Sugar Creek 1799 Comment
  HSC44752  Arabis holboellii var. retrofracta J. O. Sawyer 1978-6-19 3247 Siskiyou Marble Mtn. Wilderness Area, trail between Timothy Gulch and Harry Hall Gulch 1433 Comment
  POM94755  Arabis holboellii var. retrofracta Geo. D. Butler 1910-6-5 1505 Siskiyou Shackleford Creek Comment
  RSA237291  Arabis lyallii Frederick W. Oettinger 1968-8-4 390 -a Siskiyou Trail N of Crapo Peak ridge. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2195 Comment
  CAS-BOT-BC16714  Arabis modesta Elmer I. Applegate 1932-4-16 7065 Siskiyou Between Hamburg and Seiad Valley, Klamath River. Comment
  HSC92694  Arabis modesta D. L. Goforth 1980-4-26 499 Siskiyou Klamath River at McKinney Creek 537 Comment
  RSA0128945  Arabis modesta Lincoln Constance, Reed C. Rollins 1942-5-13 2907 Siskiyou Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad. 457 Comment
  HSC69259  Arabis platysperma J. O. Sawyer, J. Cole 1980-7-20 3743 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  UC589673  Arabis subpinnatifida Douglas Horn 1938-4-17 28 Siskiyou hills e Etna 883 Comment
  HSC29176  Arabis suffrutescens Frederick W. Oettinger 1968-8-16 540 Siskiyou Marble Mtn. Wilderness Area, W side of Red Hill N of Hancock Lake 2058 Comment
  SEINET2471229  Arceuthobium abietinum R. L. Mathiasen 2008-9-16 2008 -31 Siskiyou Ca. 4.8 km E. of Etna Summit on road to Sawyers Bar 1630 Comment
  SEINET2471283  Arceuthobium abietinum R. L. Mathiasen 2007-8-14 2007 -36 Siskiyou At jct. of Greyback Rd. and rd. to Kelly Lake 1345 Comment
  SEINET2471291  Arceuthobium abietinum R. L. Mathiasen 2007-9-16 2007 -44 Siskiyou At jct. of Greyback Rd. and road to Kelly Lake 1345 Comment
  SEINET2471230  Arceuthobium abietinum subsp. wiensii R. L. Mathiasen 2008-9-16 2008 -33 Siskiyou 18.4 km W. of Indian Creek road on forest road 17N11 1310 Comment
  UCD101939  Arceuthobium campylopodum D. Sanchez-Mata 1997-9-18 s.n. Siskiyou Mount Shasta-McCloud close to Snowmans Hill. Mount Shasta basis. 1650 Comment
  CAS-BOT-BC410076  Arceuthobium douglasii William Bridge Cooke 1947-7-25 17729 Siskiyou north side of Cascade Gulch, Mt. Shasta 1524 Comment
  RSA237456  Arceuthobium tsugense Frederick W. Oettinger 1969-9-5 1678 Siskiyou Between Abbotts Lake and Wiregrass Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  SEINET2140004  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2003-1 2003 -46 Siskiyou On trail to Eaton Lake, Russian Peak Wilderness Area. 1715 Comment
  UCR47872  Arctostaphylos manzanita Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  RSA463685  Arctostaphylos manzanita subsp. manzanita 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
  CAS-BOT-BC105082  Arctostaphylos nevadensis R. C. Wenk 2008-7-25 942 Siskiyou Lily Pad Lake, just W of Kangaroo Lake, S of the Gazelle-Callahan Rd. Margin of lake 1798 Comment
  POM367359  Arctostaphylos nevadensis L. C. Wheeler 1934-7-23 2943 Siskiyou Long John Creek. 1463 Comment
  UC1483541  Arctostaphylos nevadensis Maralyn A. Renner 1980-9-9 2765 Siskiyou ridge to sw Medicine Mtn.; Klamath National Forest, Forks of Salmon Quad. 2057 Comment
  UCD52861  Arctostaphylos nevadensis subsp. knightii Roger Raiche; Kurt Zadnik 1982-7-6 20558 Siskiyou Deadwood Lookout northwest of Yreka. 1676 Comment
  CAS-BOT-BC46457  Arctostaphylos patula John Thomas Howell 1939-8-3 15021 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC68451  Arctostaphylos patula Maralyn A. Renner 1980-6-26 1257 Siskiyou SE edge of Flint Valley. 1390 Comment
  JEPS38843  Arctostaphylos patula Willis L. Jepson July 1894 14720 Siskiyou near Sisson; Mt. Shasta Comment
  JEPS38845  Arctostaphylos patula W. L. Jepson 1914-8-13 5787 Siskiyou Sisson 1097 Comment
  RSA639545  Arctostaphylos patula L. C. Wheeler 1952-9-17 6934 Siskiyou [No location data on label.] Comment
  UC1190132  Arctostaphylos patula Ira L. Wiggins 1955-7-22 13459 Siskiyou ridge w China Creek (s side of river); S Fork of Salmon River 944 Comment
  UC1409418  Arctostaphylos patula Frederick W. Oettinger 1969-7-11 967 Siskiyou just above trail marker between English Lake and Diamond and Hancock Lakes (w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  UC876449  Arctostaphylos patula Lewis S. Rose 1937-7-25 37596 Siskiyou Mt. Shasta City 1158 Comment
  SEINET11988211  Arctostaphylos patula W. Roderick, Sigg, J. 1981-1 s.n. Siskiyou W of town of Gazelle near Gazelle summit 914 Comment
  HSC67139  Arctostaphylos viscida J. P. Smith 1973-5-5 6441 Siskiyou Along Cook and Green Pass Rd. Comment
  CAS-BOT-BC46957  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1929-5-11 7711 Siskiyou Cecilville, upper s. Fork of Salmon River. Comment
  CAS-BOT-BC47010  Arctostaphylos viscida subsp. viscida W. R. Dudley 1901-8-21 s.n. Siskiyou Rush Creek Trail, Salmon Mountains. Comment
  RSA126273  Arctostaphylos viscida subsp. viscida I. L. Wiggins 1955-7-23 13462 Siskiyou Ridge W of China Creek, S side of S Fork of Salmon River. 960 Comment
  RSA15794  Arctostaphylos viscida subsp. viscida C. B. Wolf 1927-8-26 1028 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  UC1971401  Arctostaphylos viscida subsp. viscida Louis C. Wheeler 1958-8-19 7401 Siskiyou Seiad Creek Mine. Comment
  JEPS100201  Arenaria congesta var. suffrutescens Dean W. Taylor 2002-6-10 18123 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
  UC454233  Arenaria congesta var. suffrutescens I. J. Condit 1911-7-28 Siskiyou Castle Lake 1981 Comment
  POM145458  Arenaria congesta var. suffrutescens J. B. Feudge 1927-7-24 1732 Siskiyou Trail to Mt Eddy from Sisson. 1677 Comment
  HSC61111  Arnica amplexicaulis Ruby Van Deventer 1955-8-5 Siskiyou Doe Flat; Forest Service Road 17N04, 1 mi. N of Doe Flat camp Comment
  UC1299272  Arnica cernua Freed W. Hoffman 1950-7-13 3547 Siskiyou Baldy Lookout North Coast Ranges, Baldy Lookout Comment
  HSC22127  Arnica discoidea J. O. Sawyer 1969-7-23 1164 Siskiyou Near Horse Range Creek. 1341 Comment
  HSC30475  Arnica discoidea Frederick W. Oettinger 1969-8-9 1323 Siskiyou Along main N Fork trail between Fivemile Stockgate and Abbott's Upper Cabin, Salmon Mtns. 1098 Comment
  SJSU6541  Arnica latifolia R. W. Trivelpiece 1973-6-28 155 Siskiyou Big Duck Lake, Scott River drainage c. 7.5 mi W of Callahan, southwestern Siskiyou County 2042 Comment
  UC722579  Arnica latifolia C. L. Hitchcock and J. S. Martin 1939-7-7 5233 Siskiyou on rd to Bolan Lake ((5 mi from cut-off at juction with Takilma-Happy Camp rd)) 1767 Comment
  RSA120940  Arnica longifolia subsp. myriadenia H. K. Wagnon 1957-8-11 1713 Siskiyou East slope of Mt. Shasta, along Ash Cr., ca. 1 mi N of Military Pass Rd. Comment
  HSC26911  Arnica mollis J. P. Smith, J. O. Sawyer 1971-9-17 4778 Siskiyou Little Duck Lake Comment
  HSC29164  Arnica mollis Frederick W. Oettinger, R. F. Thorne 1969-8-6 1251 Siskiyou Marble Mtn. Wilderness Area, below Tom's Lower Pond 1860 Comment
  UCD77358  Arnica mollis Robert E. Preston 2001-7-20 1693 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, T42N R1W ne 1/4 of se 1/4 Section 14 1755 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
  CAS-BOT-BC90087  Arnica viscosa Wm. Bridge Cooke 1938-8-18 11501 Siskiyou Horse Camp Slopes, slopes above the Shasta Fir forest 2514 Comment
  UCD70118  Arnica viscosa D. Sanchez-Mata 1997-9-18 s.n. Siskiyou Mount Shasta-McCloud. Snowmans Hill. Ski Park (Mount Shasta) Road. Mount Shasta basis. 1720 Comment
  JEPS80515  Artemisia borealis subsp. borealis Gilbert Muth 1966-7-22 435 Siskiyou Marble Rim Marble Mountain Wilderness Area 2194 Comment
  CHSC99975  Aruncus dioicus var. pubescens L. P. Janeway 2008-7-25 9492 Siskiyou Klamath Ranges. Siskiyou Mountains; at Horsetail Falls, along Road 48N20, along upper eastern fork of East Fork Seiad Creek. 1237 Comment
  CAS-BOT-BC447717  Aruncus dioicus var. vulgaris Doris K. Kildale; J. W. Gillespie 1929-6-22 8028 Siskiyou Boulder Creek, south of Dunsmuir on Pacific Highway Comment
  RSA537374  Aruncus vulgaris Walter Wisura 1991-10-18 4599 Siskiyou Salmon river, 5.7 mi E of Somes Bar, Shaded seapage area. Comment
  CAS-BOT-BC400692  Asarum hartwegii J. H. Thomas 1954-5-13 4132 Siskiyou Southwestern Siskiyou County. Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Vicinity of Blind Horse Creek 1066 Comment
  CDA39801  Asclepias cordifolia F. D. Horn 1977-5-22 s.n. Siskiyou North shore, Copco Lake, east of Hornbrook. 0 Comment
  HSC65314  Asclepias speciosa J. P. Smith, Steve Selva 1970-7-15 4362 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  CHSC71559  Aspidotis densa Vernon H. Oswald; Lowell Ahart 1998-8-3 9448 Siskiyou Rock Fence Lake Rd. (USFS 41N18) 1.2 mi northeast of its intersection with Kangaroo Lake Rd. (USFS 41N08) 4.9 mi southeast of Gazelle-Callahan Rd. 1767 Comment
  RSA13849  Aspidotis densa L. C. Wheeler 1934-8-13 3112 Siskiyou East Fork Horse Creek, Siskiyou Mountains 1982 Comment
  CAS-BOT-BC69555  Aspidotis densa Louis C. Wheeler 1934-6-28 2814 Siskiyou Little Soda Cr., Klamath Forest. 1432 Comment
  CAS-BOT-BC69600  Aspidotis densa Doris K. Kildale 1929-8-24 9034 Siskiyou Rattlesnake Meadow on trail to Preston Peak. 1676 Comment
  UCR37820  Aster ledophyllus K. T. Stillman 1976-9-9 470 Siskiyou Marble Mountain Wilderness Area, N and NE side of Black Mtn., Scott Bar 15' Q. Comment
  CHSC34100  Aster radulinus J. D. Jokerst; M. D. Huffine 1981-9-11 1474 Siskiyou 4 air miles NE of China Peak. Comment
  POM261532  Aster radulinus Alice Eastwood 1912-7-21 1281 Siskiyou Sisson. Comment
  CAS-BOT-BC27497  Astragalus californicus Edward Lee Greene 1876-5-9 764 Siskiyou near Yreka Comment
  CHSC110544  Astragalus californicus Julie Kierstead Nelson; Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -057 Siskiyou South Fork Willow Creek, foothills of N side Scott Mountain. Rd 42N19 Sec. 30; ca 1 mi. S of Gazelle-Callahan Hwy. 1158 Comment
  SEINET10687772 Image available Astragalus californicus Edward L. Greene Greene 764 Siskiyou Yreka. Comment
  CDA26664  Astragalus filipes L. Ahart, J. Dittes 2005-6-1 12092 Siskiyou North of the rock fence, about 150 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. Comment
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Oct 5 2019
  NY658496  Astragalus filipes J. W. Thompson 1936-7-9 13167 Siskiyou Lava Beds National Monument Comment
  JEPS95304  Astragalus whitneyi var. siskiyouensis Vernon H. Oswald and L. Ahart 1994-7-11 6398 Siskiyou T39N R6W NE1/4 Sec. 26, 6320 ft, Red Fir Forest. Forest Rd. 26 (to Mt. Shasta) 0.6 mi N of Gumboot Trailhead on the Pacific Crest Trail, W of Dunsmuir 1926 Comment
  CAS-BOT-BC198703  Astragalus whitneyi var. siskiyouensis Dorothy Parker 1953-7-20 547 Siskiyou Cabin Meadow Creek near Cory Peak - Siskiyou Mountains 1981 Comment
  CAS-BOT-BC199150  Astragalus whitneyi var. siskiyouensis W. R. Dudley 1899-8-26 s.n. Siskiyou Slope of Mt. Eddy. Comment
  CAS-BOT-BC94462  Astragalus whitneyi var. siskiyouensis R. C. Wenk 2005-7-19 319 Siskiyou Along Pacific Crest Trail, 1-2 miles S of parking lot at top of pass on National Forest Road 17, going towards Mt. Eddy 2133 Comment
  CAS-BOT-BC68702  Athyrium alpestre var. americanum Ira L. Wiggins 1955-7-27 13567 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  UC922424  Athyrium distentifolium var. americanum Annie M. Alexander and Louise Kellogg 1949-7-22 5834 Siskiyou trail to King's Castle Paradise Lake; Marble Mts 1981 Comment
  RSA333467  Athyrium filix-femina subsp. cyclosorum Dave Kelly, Walter Wisura 1985-7-30 4070 Siskiyou Siskiyou Mountains, along Middle Creek Road, north of Horse Creek. Comment
  CAS-BOT-BC66190  Athyrium filix-femina var. cyclosorum H. A. Thomas; J. H. Thomas 1954-7-22 4449 Siskiyou Salmon - Trinity Mts., about 6 miles SE of Cecilville, between Rush and Big Bend Creeks, 975 Comment
  HSC35797  Athyrium filix-femina var. cyclosorum J. O. Sawyer 1968-6-25 321 Siskiyou Along Horse Range Creek 1829 Comment
  CHSC30  Athyrium filix-femina var. cyclosorum V. Holt 1932-7-20 Siskiyou Summer School meadow. 1097 Comment
  JEPS80575  Athyrium filix-femina var. cyclosorum Gilbert Muth 1965-8-3 Siskiyou Creek at Marble Valley; Marble Mt. Wilderness Area 1792 Comment
  CHSC72231  Atriplex heterosperma Vernon H. Oswald; Lowell Ahart 1998-9-16 9649 Siskiyou Tour Route at Lower Klamanth NWR 3 mi south of Hwy. 161. 1243 Comment
  UC164030  Atriplex rosea Geo. D. Butler 1909-9-20 1066 Siskiyou damp fields near Yreka; damp fields near Yreka Comment
  UCR64451  Atriplex rosea L. C. Wheeler 1934-10-21 03339 Siskiyou Shasta Valley, 8 mi NE of Gazelle 869 Comment
  UC165278  Balsamorhiza deltoidea Geo. D. Butler 1910-4-16 1180 Siskiyou Klamath Hills Comment
  UC585252  Balsamorhiza deltoidea E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 1995 Siskiyou 1 1/2 mi w of, e and ne slope of spur of Rainbow Ridge above Sulloway Creek Mt. Shasta City; Rainbow Ridge 1180 Comment
  JEPS32268  Balsamorhiza lanata Geo. D. Butler 1909-4-14 635 Siskiyou Block 5 Yreka Comment
  UC1043535  Berberis aquifolium var. aquifolium P. C. Everett and E. K. Balls 1954-10-13 20284 Siskiyou 6 mi ne from Hwy 96 at Seiad Valley Seiad Creek 640 Comment
  CAS-BOT-BC75717  Berberis nervosa J. H. Thomas 1954-5-13 4133 Siskiyou Salmon Mountains. Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. 1066 Comment
  CAS-BOT-BC75997  Berberis pumila Laura M. Lathrop 1903-7-16 s.n. Siskiyou Shasta Retreat. Comment
  CAS-BOT-BC76010  Berberis pumila Doris K. Kildale 1929-8-24 8833 Siskiyou Preston Peak. 2228 Comment
  UC165417  Berula erecta Geo. D. Butler 1910-8-13 1838 Siskiyou Oro Fino Comment
  CDA38214  Berula erecta T. C. Fuller 1959-10-14 3124 Siskiyou York Bros. Ranch, ca. 12 miles northeast of Montague. 0 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
  CAS-BOT-BC169479  Betula occidentalis Wm. Bridge Cooke 1940-7-12 15328 Siskiyou A small grove occurs in a swamp near the Mount Shasta High School 1097 Comment
  HSC4950  Betula occidentalis J. O. Sawyer 1968-10-8 752 Siskiyou Rd. to Kangaroo Lake E of Callahan along Rock Fence Creek Comment
  RSA45329  Betula occidentalis Dorothy Parker 1947-4-27 177 Siskiyou Along the banks of the East Fork of Scott River, Plowmans Valley. 1159 Comment
  CAS-BOT-BC102124  Bidens cernua A. A. Heller 1914-8-26 11718 Siskiyou Deetz Station near Black Butte 1158 Comment
  POM55527  Blepharipappus scaber E. B. Copeland 1903-7-3 3524 Siskiyou Klamathon. Comment
  RSA52464  Blepharipappus scaber Dorothy Parker 1948-5-16 s.n. Siskiyou East side of Scott Valley 915 Comment
  CAS-BOT-BC16890  Boechera George Dexter Butler 1908-8-4 125 Siskiyou Head of Shackleford Creek. 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
  CAS-BOT-BC16027  Boechera breweri subsp. breweri John Thomas Howell 1937-7-26 13568 Siskiyou Salmon River Canyon. Between Big Flat and Caribou gulch. Comment
  UC1408898  Boechera divaricarpa Frederick W. Oettinger 1969-7-11 974 Siskiyou bank of Hancock Lake, w Siskiyou County Salmon Mountains, Marble Mountain Wilderness Area, English P 1935 Comment
  CHSC102556  Boechera howellii L. P. Janeway 2009-8-3 9885 Siskiyou High Cascade Range. Mt. Shasta, east-northeast slope 1.2 air km southwest of Brewer Creek Trailhead; about 0.3 km south of Brewer Creek. 2560 Comment
  UC618750  Boechera howellii unknown 1938-7-28 11373 Siskiyou Mount Shasta, North Ridges Mount Shasta 2743 Comment
  UC1409497  Boechera lyallii Frederick W. Oettinger 1968-8-4 390 a Siskiyou trail just n Crapo Peak Ridge (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 2194 Comment
  UCD114422  Boechera pinetorum James Payne Smith Jr. 1976-5-21 8774 Siskiyou Klamath National Forest, Forest Road 40N08, 12.3 miles from its junction with State Route 3. 1219 Comment
  CAS-BOT-BC14463  Boechera platysperma Alice Eastwood 1921-7-28 10897 Siskiyou Medicine Lake. Comment
  CAS-BOT-BC25416  Boechera retrofracta John Thomas Howell 1937-7-21 13203 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC25418  Boechera retrofracta John Thomas Howell 1937-7-21 13203 A Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC25608  Boechera retrofracta Reed Rollins 1940-7-26 15365 Siskiyou Mount Shasta. Along Diller Canyon. 1828 Comment
  SEINET12627114 Image available Boechera retrofracta Martin Schilling 2013-1 MS 310 Siskiyou NW side of Mt Eddy, on rocky outcrops just below Deadfall Lakes, ca 1.5 air mi from peak 2138 Comment
  UC722114  Boechera retrofracta C. L. Hitchcock and J. S. Martin 1939-7-9 5308 Siskiyou near Marble Mt. (Kings Castle) (n side of Black Mt.); Black Mt. 2072 Comment
  CAS-BOT-BC25619  Boechera retrofracta Roxana S. Ferris; Laura Lorraine 1948-6-12 11762 Siskiyou East fork of Scott River one mile north of Callahan. Comment
  POM266030  Boechera sparsiflora Lincoln Constance, Reed C. Rollins 1942-5-13 2905 Siskiyou Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad. 457 Comment
  CAS-BOT-BC25868  Boechera subpinnatifida Alice Eastwood; John Thomas Howell 1934-4-20 1790 Siskiyou 4 miles north of Weed. Comment
  CAS-BOT-BC25866  Boechera subpinnatifida Dorothy Parker 1947-3-30 164 Siskiyou East side of Scott Valley near Harstrand Gulch. 868 Comment
  CAS-BOT-BC25916  Boechera suffrutescens John Thomas Howell 1937-7-29 13632 Siskiyou Summit ridge of Scott Mountain between Siskiyou and Trinity counties. Comment
  CAS-BOT-BC25918  Boechera suffrutescens John Thomas Howell 1939-8-1 15178 Siskiyou Marble Mountains. Black Mountain. Comment
  HSC22121  Boschniakia strobilacea J. O. Sawyer 1969-7-3 1058 Siskiyou SE facing upper slope above Horse Range Creek 1524 Comment
  HSC29124  Boschniakia strobilacea Frederick W. Oettinger 1969-7-14 1021 Siskiyou High Lake Basins in the vicinity of English Peak, Marble Mtn. Wilderness Area, on the N side of Charmaine Lake 1921 Comment
  UC618785  Botrychium W. Bridge Cooke 1938-9-2 11600 Siskiyou along the Sisson Southern Trail Mount Shasta 1981 Comment
  CAS-BOT-BC418464  Boykinia major John Thomas Howell 1937-7-25 13464 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UC718020  Boykinia occidentalis Carl B. Wolf 1934-7-4 5928 Siskiyou 7/10 mi below mouth of Dillon Creek; Siskiyou Mountains, Klamath River, Dillon Creek 243 Comment
  UC375291  Brassica rapa Geo. D. Butler 1908-6-20 1053 Siskiyou yards around Yreka Yreka Comment
  CAS-BOT-BC127857  Brickellia grandiflora Alice Eastwood 1912-7-26 1459 Siskiyou Pitt to Kennet. Sisson. Comment
  JEPS15325  Brickellia greenei Alice Eastwood 1912-8-28 1956 Siskiyou Cantara Comment
  SEINET5707334 Image available Brickellia greenei Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7693 Siskiyou Scott Mts. Collected along Road 17, 8.8 mi. SW from the intersection of I-5 and Stewart Spring Rd.; Scott Mountains 1586 Comment
  CAS-BOT-BC484383  Brodiaea elegans subsp. elegans Ira L. Wiggins 1955-7-25 13509 Siskiyou Mountain View Ranch 960 Comment
  HSC44873  Brodiaea elegans subsp. elegans J. P. Smith, Steve Selva 1970-6-14 3869 Siskiyou Comment
  CAS-BOT-BC144103  Bromus Melissa A. Berry 1957-7-4 s.n. Siskiyou High CCC Road, south of Highway 96, between Ridge and Humbug roads. 1371 Comment
  UCD58256  Bromus carinatus R. Tofsrud 1948-8-1 s.n. Siskiyou From Happy Camp to O'Brien, Oregon. Comment
  CHSC60566  Bromus carinatus var. carinatus L. P. Janeway 1983-8-16 550 Siskiyou Siskiyou Mountains; at Poker Flat. 1524 Comment
  HSC103049  Bromus carinatus var. carinatus J. P. Smith 2014-6-7 13907 Siskiyou Along Forest Service Road 40N08, east of State Route 3 1687 Comment
  JEPS80609  Bromus carinatus var. carinatus Gilbert Muth 1966-7-22 434 Siskiyou meadow below Marble Rim (Marble Mountain Wilderness Area); Marble Mountain Wilderness Area 2011 Comment
  UC1265357  Bromus carinatus var. carinatus F. W. Oettinger 1968-8-6 453 Siskiyou Salmon Mountains, Crapo Meadow, w Siskiyou County Crapo Meadow; Salmon Mountains, Crapo Meadow 2133 Comment
  CAS-BOT-BC148791  Bromus carinatus var. marginatus John Thomas Howell 1937-7-21 13156 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC148796  Bromus carinatus var. marginatus John Thomas Howell 1939-8-2 14930 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  HSC9187  Bromus inermis D. M. Thomson 1965-7-18 154 Siskiyou Lava Beds N.M., N Boundry Rd., near Canbys Bay. Comment
  CHSC86620  Bromus japonicus Jenny Marr 1993-7-1 3 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC162472  Bromus laevipes L. R. Short 1933-5-31 79 Siskiyou Klamath Forest. Cougar Gulch. 914 Comment
  CAS-BOT-BC162137  Bromus orcuttianus W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox Mountain. Comment
  HSC65333  Bromus suksdorfii J. P. Smith, J. O. Sawyer 1973-8-15 7327 Siskiyou N of Angel Lake 2012 Comment
  CAS-BOT-BC185599  Bromus tectorum Alice Eastwood 1912-7-17 1126 Siskiyou McCloud. Comment
  CAS-BOT-BC185604  Bromus tectorum A. A. Heller 1916-6-20 12405 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy. 1188 Comment
  POM363991  Bromus tectorum M. B. Dunkle 1945-7-19 9232 Siskiyou Klamath National Forest; Marble Mts. Comment
  UC204739  Bromus trinii Geo. D. Butler 1910-4-16 1185 Siskiyou Klamath Bluffs Comment
  CAS-BOT-BC185382  Bromus vulgaris John Thomas Howell 1937-7-23 13364 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC185254  Calamagrostis koelerioides Ira L. Wiggins 1955-7-27 13558 Siskiyou Caribou Lake, Salmon Trinity Alps Primitive Area. 2042 Comment
  CAS-BOT-BC185270  Calamagrostis koelerioides G. L. Stebbins 1972-7-3 9008 Siskiyou South side of Red Butte, west of Cook and Green Pass. 1767 Comment
  HSC22197  Calamagrostis koelerioides J. O. Sawyer 1968-7-9 419 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  RSA238376  Calamagrostis koelerioides Frederick W. Oettinger 1969-9-3 1614 Siskiyou Shasta Ridge, north slope of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UCD57255  Calamagrostis koelerioides A. H. Murphy 1955-7-28 55 H Siskiyou Klamath National Forest, Marble Mountains, Hancock Lake. 1889 Comment
  UCD57331  Calamagrostis koelerioides Geo. D. Butler 1910-7-7 1651 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC185258  Calamagrostis koelerioides Doris K. Kildale 1929-8-24 8814 Siskiyou Preston Peak. 2133 Comment
  CAS-BOT-BC185090  Calamagrostis purpurascens H. R. Saxton; R. N. Canfield 1922-8-21 33 Siskiyou Klamath Forest. Parker Flat. Comment
  HSC28745  Callitriche heterophylla var. heterophylla Frederick W. Oettinger 1969-9-4 1624 Siskiyou Marble Mtn. Wilderness Area, Diamond Lake 2073 Comment
  HSC65506  Callitropsis nootkatensis Rich White 1977-6-20 85 Siskiyou NE area around Devils Punchbowl 1433 Comment
  CAS-BOT-BC85750  Calocedrus decurrens Peter H. Raven 1956-9-5 10467 Siskiyou North Fork of Sacramento River 1584 Comment
  HSC33963  Calocedrus decurrens J. P. Smith 1974-5-25 7431 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  JEPS24784  Calocedrus decurrens Rimo Bacigalupi with Drs. Reino & Aloha Alava 1958-9-1 6792 Siskiyou below and sw Mt. Shasta town (Sisson) (along South Fork of Sacramento River, between debouchements of Wagon and Scott Camp Creeks); Sacramento River 944 Comment
  RSA237991  Calocedrus decurrens Frederick W. Oettinger 1968-8-13 505 Siskiyou Northeast side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  NY18928  Calocedrus decurrens H. T. Edwards 08 1875 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
  RSA47796  Calochortus coeruleus Roxana S. Ferris, Laura Lorraine 1948-6-12 11738 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  CHSC67731  Calochortus nudus J. D. Jokerst 1983-6-6 1832 Siskiyou At Tom Young Flat. Comment
  CHSC71611  Calochortus nudus Vernon H. Oswald; Lowell Ahart 1998-8-3 9443 Siskiyou Near the Pacific Crest Trail in the Scott Mtns. West of Kangaroo Lake. 1981 Comment
  CAS-BOT-BC493093  Calochortus nudus Alice Eastwood 1912-7-15 1109 Siskiyou vic. Cloud Comment
  RSA249716  Calochortus nudus Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mts., Shasta-Trinity National Forest: ca. 15 air mi. SW of Weed near Kangaroo Lake Campground. Comment
  CAS-BOT-BC494020  Calochortus tolmiei J. H. Thomas 1954-5-12 4121 Siskiyou Salmon Mountains, klamath National Forest. Near south Fork of Salmon River, 5 to 9 miles southeast of Cecilville 975 Comment
  JEPS17772  Calochortus tolmiei W. L. Jepson 1907-7-5 2824 Siskiyou Marble Mt. Comment
  UC1094390  Caltha biflora Rimo C. Bacigalupi with Galen Smith 1957-6-26 5955 Siskiyou Gumboot Lake, head of the South Fork of Sacramento River ca. 6 miles due south of Mt. Eddy. 1859 Comment
  UC199253  Caltha biflora Annie M. Alexander and Louise Kellogg 1911-6-22 177 Siskiyou Jackson Lake. 1798 Comment
  CAS-BOT-BC181514  Caltha leptosepala H. A. Thomas; J. H. Thomas 1954-7-24 4498 Siskiyou Vicinity of Rush Lake and Rush Creek Meadow, about 9 miles E of Cecilville, Salmon - Trinity Mts. 1981 Comment
  CAS-BOT-BC181499  Caltha leptosepala Lillian Mott 1976-7-9 48 LM76 Siskiyou Meadow below north slope of Lily Pad Lake ca. 7 mi. west of Cook and Green Pass 2011 Comment
  RSA0120952  Caltha leptosepala James P. Smith 1974-5-26 7538 Siskiyou Chandler Glade on Forest Service Road 47N03. 1768 Comment
  JEPS24807  Calycadenia fremontii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6816 Siskiyou 7 mi e Callahan 1127 Comment
  SEINET7379699 Image available Calycadenia truncata L. C. Wheeler 1934-6-26 2787 Siskiyou Klamath River, Siskiyou Mountains 762 Comment
  POM52739  Calycadenia truncata subsp. scabrella Geo. D. Butler 1910-7-30 1801 Siskiyou Near Yreka. Comment
  CAS-BOT-BC272750  Calycadenia truncata subsp. truncata Alice Eastwood 1922-10-23 11552 Siskiyou Yreka Comment
  HSC46108  Calypso bulbosa J. P. Smith 1973-5-5 6468 Siskiyou Along Cook and Green Pass Rd. Comment
  JEPS80573  Calyptridium umbellatum Gilbert Muth 1965-8-3 155 Siskiyou Marble Valley, Marble Mountain Wilderness Area Marble Valley; , Marble Mountain Wilderness Area 1798 Comment
  UC7775  Calyptridium umbellatum W. H. Brewer 1862-9-13 1371 Siskiyou Mount Shasta 2133 Comment
  UC166137  Camelina microcarpa Geo. D. Butler 1908-6-20 1054 Siskiyou fields near Yreka Comment
  CAS-BOT-BC37003  Camelina microcarpa A. A. Beetle; G. L. Stebbins, Jr. 1942-5-31 3409 Siskiyou Canyon north of Willow Creek, 5 miles west of Gazelle. Comment
  RSA453343  Camissonia tanacetifolia subsp. tanacetifolia M. V. Hood 1940-08 s.n. Siskiyou Mt Hebron, near Mt Shasta. 1220 Comment
  SEINET10462858  Campanula prenanthoides Butler 1971-8-11 BUTLER 297 Siskiyou NEAR EL CAPITAN LAKE, PRESON PEAK QUAD. NR CAVE JCT 5200 Comment
  UC1037435  Campanula prenanthoides Douglas Barbe 1955-7-28 317 Siskiyou on n slope of mountain 1/4 mi sw Big Carmen Lake; Klamath Mountains, Scott Mountain 1737 Comment
  UC164334  Campanula prenanthoides Geo. D. Butler 1910-8-7 1815 Siskiyou Humbug Mountain 1219 Comment
  SEINET10463093  Campanula prenanthoides Ground 1970-7-15 GROUND 594 Siskiyou Preston Peak, Klamath National Forest: slope northwest edge of Rattlesnake Meadow Montane Scrub 1646 Comment
  SEINET10463337  Campanula prenanthoides Alice Eastwood 1912-8-30 Eastwood s.n. Siskiyou Mount Eddy Comment
  JEPS16325  Campanula scabrella Peter H. Raven 1956-9-4 10415 Siskiyou summit of Mount Eddy 2758 Comment
  UC890573  Campanula scabrella Alice Eastwood 1912-8-30 2010 Siskiyou Mount Eddy Comment
  SEINET10463371  Campanula scabrella Alice Eastwood 1912-8-30 Eastwood 2010 Siskiyou Mt. Eddy Comment
  POM59313  Campanula scouleri E. B. Copeland 1903-8-17 3911 Siskiyou Mt. Eddy. 1311 Comment
  RSA22585  Campanula scouleri Marion Ownbey, Ruth Ownbey 1938-7-19 1757 Siskiyou Near Deer Camp, Siskiyou Mtns Comment
  CAS-BOT-BC266465  Campanula wilkinsiana A. A. Heller 1920-8-12 13518 Siskiyou About the spring above Horse Camp, Mount Shasta Comment
  SEINET10463890  Campanula wilkinsiana Ferlatte 1967-8-22 FERLATTE 1099 Siskiyou Head of Kidd Cr., open meadow. T37N R92 Sec. 32. 2134 Comment
  SEINET10840066  Campanula wilkinsiana Cooke 1938-8-18 COOKE 11447 Siskiyou Mount Shasta; common around the water supply spring turf above Horse Camp 2469 Comment
  HSC41072  Cardamine californica J. O. Sawyer 1970-4-3 2057 Siskiyou Robinsons Flat, 4 mi. E of Sawyers Bar 732 Comment
  JEPS53394  Cardamine californica var. integrifolia Geo. D. Butler 1909-4-11 649 Siskiyou Shasta Springs Comment
  RSA120725  Cardamine californica var. integrifolia S. S. Tillett 1956-7-9 663 Siskiyou Little Carmen Lake, n. side of Scott Mtn. Siskiyou-Trinity cos. line, ca. 8 mi. se. of Callahan 1829 Comment
  UC166131  Cardamine cordifolia var. lyallii Geo. D. Butler 1908-8-8 132 Siskiyou Marble Valley Comment
  UC922349  Cardamine cordifolia var. lyallii Annie M. Alexander and Louise Kellogg 1949-7-24 5856 Siskiyou trail to Bear Lake (Paradise Lake); Marble Mountains, , trail to Bear Lake 1920 Comment
  SEINET7548183 Image available Carex abrupta Frederick W. Oettinger 1969-9-1 1577 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, sandy margin of Katherine Lake. 2027 Comment
  UC1265327  Carex abrupta Frederick W. Oettinger 1968-9-8 733 Siskiyou se Tom's lake; Salmon Mountains, Marble Mountain Wilderness Area 2148 Comment
  CAS-BOT-BC17860  Carex amplifolia H. A. Thomas; J. H. Thomas 1954-7-21 4418 Siskiyou Salmon-Trinity Mountains. About 6 miles southeast of Cecilville. West side of Rush Creek. 1158 Comment
  UCR52390  Carex amplifolia L. P. Janeway 1982-6-27 27 Siskiyou Marshy area c. 125 m SE of Johnson Creek on the SW side of Elk Creek Trail. 732 Comment
  HSC76855  Carex amplifolia L. P. Janeway 1982-6-18 77 Siskiyou 1 1/2 mi. up FS 19N07 from Indian Creek Rd., near a small creek 701 Comment
  CAS-BOT-BC17964  Carex angustata W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klinks Meadow near Sissons. Comment
  UCD77462  Carex aurea Robert E. Preston 2002-7-12 1915 Siskiyou Klamath National Forest, S slope of Rainbow Mountain 1968 Comment
  HSC37138  Carex bolanderi J. O. Sawyer 1969-7-9 1214 Siskiyou Near C.C.C. road, N of Sugar Creek 1433 Comment
  SEINET4110850  Carex bolanderi D. W. Taylor 2005-1 19401 Siskiyou Wagon Camp; along Forest Road 40N25, Panther Creek Drainage, Mount Shasta. 1685 Comment
  HSC29659  Carex brainerdii Frederick W. Oettinger 1969-8-3 1146 Siskiyou Marble Mtn. Wilderness: High Lake Basins, above English Lake 1829 Comment
  SEINET7552949 Image available Carex breweri E. B. Copeland 1903-7-16 3517 Siskiyou Mt. Shasta. 3170 Comment
  UC1265344  Carex echinata subsp. echinata Frederick W. Oettinger 1968-8-3 372 Siskiyou midway on trail between Diamond Lake and Hancock Lake (at Base Camp); Salmon Mountains, Marble Mountain Wilderness Area 2011 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
  UC642580  Carex fracta W. Bridge Cooke 1939-7-7 13621 Siskiyou Wagon Camp Mount Shasta 1737 Comment
  SEINET7559377 Image available Carex fracta Frederick W. Oettinger 1968-8-5 729 Siskiyou Salmon Mountains. Springy area 2/3's of the way up the English Lake-Diamond Lake Trail. Comment
  JEPS100914  Carex gigas Dean W. Taylor 1988-7-9 9950 Siskiyou Castle Lake region, in cirque and ridgetop above Heart Lake 1950 Comment
  CAS-BOT-BC20466  Carex halliana A. A. Heller 1922-7-15 13689 Siskiyou In the meadow at Medicine Lake. 2133 Comment
  JEPS95113  Carex halliana Vernon Oswald and Lowell Ahart 1997-7-28 8798 Siskiyou s of Schonchin Spring Campground at Medicine Lake Medicine Lake 2057 Comment
  CAS-BOT-BC7599  Carex inops subsp. inops L. E. Smith 1913-4-29 s.n. Siskiyou McCloud 986 Comment
  JEPS25936  Carex inops subsp. inops B. C. Goldsmith 1916-6-22 2 Siskiyou SE of Mount Shasta, Pilgrim Creek, McCloud Flat. Comment
  CHSC98374  Carex integra Thomas W. Nelson; Jane P. Nelson 1984-7-28 7701 Siskiyou North Coast Ranges. Bog along west side of Gumboot Lake in woods. 1859 Comment
  HSC29640  Carex integra Frederick W. Oettinger 1969-8-15 1384 Siskiyou High Lake Basins, Marble Mtn. Wilderness Area, near Upper English Lake 1677 Comment
  HSC166  Carex interior William J. Ferlatte 1966-8-2 236 Siskiyou Big Flat, between campground and S fork of the Salmon River 1524 Comment
  CAS-BOT-BC28428  Carex lenticularis var. lipocarpa William Bridge Cooke 1939-7-7 13613 Siskiyou In the bog formed by the lower Wagon Camp springs. 1737 Comment
  HSC76372  Carex lenticularis var. lipocarpa L. P. Janeway 1982-8-13 127 Siskiyou N side of Bear Lake 1814 Comment
  HSC96546  Carex luzulina Gordon Leppig 1998-7-10 911 Siskiyou Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  SEINET7566355 Image available Carex luzulina Ray Tallent 1987-8-16 943 Siskiyou Mt. Shasta area, Panther Meadows Trailhead area. 2220 Comment
  CAS-BOT-BC31634  Carex luzulina var. ablata R. Tallent 1987-8-16 943 Siskiyou Mt. Shasta area. Panther Meadows Trailhead area. 2219 Comment
  CAS-BOT-BC31602  Carex luzulina var. ablata Wayne E. Rolle 1993-7-10 630 Siskiyou Poker Flat. 1524 Comment
  HSC76794  Carex microptera L. P. Janeway 1982-8-15 147 Siskiyou Below Echo Lake 1646 Comment
  CAS-BOT-BC32012  Carex multicaulis M. A. Berry 1957-7-4 s.n. Siskiyou Carter Meadow at junction of Long Gulch and Trail Gulch on S Fork of Salmon River. 1524 Comment
  CAS-BOT-BC32050  Carex multicaulis John Thomas Howell 1937-7-26 13556 Siskiyou Caribou Gulch Comment
  HSC35791  Carex multicaulis J. O. Sawyer 1969-6-12 932 Siskiyou Along trail to Duck Lake 1799 Comment
  HSC37184  Carex multicaulis J. O. Sawyer 1968-6-25 298 Siskiyou 1646 Comment
  HSC97419  Carex multicaulis Jennifer Whipple 1978-7-20 2365 Siskiyou S face of Mount Eddy, draining into the N fork of the Sacramento River 2439 Comment
  RSA364653  Carex multicaulis Christopher Davidson 1975-6-5 2651 Siskiyou 9.1 miles W of Gazelle on road to Callahan. Klamath National Forest. 1120 Comment
  CAS-BOT-BC23420  Carex multicostata John Thomas Howell 1937-7-26 13557 A Siskiyou Caribou Meadow 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
  CAS-BOT-BC119471  Carex nudata D. E. Breedlove 1962-6-10 3321 Siskiyou On the N bank of the Klamath River at its junction with Goff Creek, 4 mi W of Seiad. 411 Comment
  CHSC40164  Carex nudata L. P. Janeway 1983-8-19 564 Siskiyou Along the south side of the Klamath River near Hornbrook. 640 Comment
  CAS-BOT-BC119476  Carex nudata Louis C. Wheeler 1934-9-22 3296 Siskiyou Walker 518 Comment
  CAS-BOT-BC119291  Carex occidentalis John Thomas Howell 1939-8-3 14989 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC119203  Carex pachystachya A. A. Heller 1916-7-20 12468 Siskiyou Near Wagon Creek Falls, E side of Mt. Eddy 1524 Comment
  RSA577426  Carex praegracilis L. C. Wheeler 1935-6-30 3633 Siskiyou Shasta Valley, 3 miles S of Grenada. 793 Comment
  POM254882  Carex preslii J. T. Howell 1939-8-8 15157 Siskiyou Marble Mountains: Black Mountain Comment
  UC1265452  Carex preslii Frederick W. Oettinger 1969-8-19 1440 Siskiyou meadow SW of Arrow Peak (English Lake Basin; the high lake basins in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  CHSC53540  Carex rossii L. P. Janeway 1983-8-7 521 Siskiyou Near 'Peak 5148'; +-open serpentine ridgetop near end of rd 17N32, ca 19 mi from Indian Cr Rd. 1554 Comment
  HSC62623  Carex rostrata Al Hobart 1968-6-13 Siskiyou Youngs Valley Comment
  HSC76835  Carex rostrata L. P. Janeway 1982-8-21 166 Siskiyou SE facing slope in Twin Valley 1524 Comment
  HSC91359  Carex rostrata Jennifer Whipple 1978-10-6 2423 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC62584  Carex scabriuscula V. Stansell 1968-6-13 Siskiyou Youngs Valley Comment
  JEPS121651  Carex scabriuscula Danielle Roach 2011-9-15 Siskiyou Tamarack Flat, north of Mt. Eddy. Flat meadow on ultramafic soil. South China Mountain quadrangle. TF1_B Comment
  CAS-BOT-BC117690  Carex simulata W. R. Dudley 1893-6-21 s.n. Siskiyou In Peter Klink's Meadow, Sisson Comment
  CAS-BOT-BC117247  Carex spectabilis John Thomas Howell 1937-7-24 13434 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC39293  Carex spectabilis J. O. Sawyer 1969-7-18 1375 Siskiyou E of Waterdog Lake 2012 Comment
  UC1265389  Carex spectabilis Frederick W. Oettinger 1968-9-5 709 Siskiyou s end Diamond Lake; Salmon Mountains, Marble Mountain Wilderness 2072 Comment
  UC1265453  Carex spectabilis Frederick W. Oettinger 1969-9-2 1602 Siskiyou above Tom Taylor Cabin (Bear Meadow); Salmon Mountains, Marble Mountain Wilderness Area 2164 Comment
  UC1265455  Carex spectabilis Frederick W. Oettinger 1969-8-6 1254 Siskiyou New York Flumes, Pine Lake Basin Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  HSC76309  Carex spectabilis L. P. Janeway 1982-8-15 141 Siskiyou Above Echo Lake 1799 Comment
  RSA105479  Carex stipata G. D. Barbe 1955-6-29 29 Siskiyou 1 mile east of Callahan 976 Comment
  RSA186338  Carex straminiformis Gilbert Muth 1966-10-16 21 Siskiyou Marble Mountains 1793 Comment
  UC922500  Carex subfusca Annie M. Alexander and Louise Kellogg 1949-7-28 5887 Siskiyou Sky High Valley Marble Mountains 1767 Comment
  CAS-BOT-BC115855  Carex subfusca Louis C. Wheeler 1934-7-2 2841 Siskiyou Little Smoky Cr. 1280 Comment
  CHSC40196  Carex utriculata L. P. Janeway 1983-8-16 559 Siskiyou At Poker Flat. Wet middle of lower portion of meadow. 1524 Comment
  HSC30551  Carex vesicaria Frederick W. Oettinger 1968-9-4 693 Siskiyou Marble Mtn. Wilderness Area, W shore of Abbotts Lake 1723 Comment
  HSC76832  Carex vesicaria L. P. Janeway 1982-8-15 149 Siskiyou W side of Echo Lake 1677 Comment
  CHSC82856  Carex whitneyi L. P. Janeway 2002-7-13 7635 Siskiyou High Cascade Range. 1.6 km southeast of southeast corner of Medicine Lake; east side of Road 49 (44N75) 0.2 km north of Road 44N17. Drainage below road. 2067 Comment
  CHSC90361  Carex whitneyi Martin J. Lenz 2004-7-2 222 Siskiyou In old skid trail; Miller Mtn.; approx. 1.8 mi. (2.9 km) 334 degree T from Herd Peak. UTM: 10 562848 E 4611169 N. 2110 Comment
  RSA0006666  Cassiope mertensiana subsp. ciliolata E. B. Copeland 1903-8-18 3898 Siskiyou Mt. Eddy 2591 Comment
  SEINET11262566  Castilleja applegatei James P. Smith 1974-5-27 7610 Siskiyou Copco Quad. Along Forest Service Road 47NO3.; 0 1280 Comment
  HSC19018  Castilleja applegatei J. O. Sawyer 1969-7-1 960 Siskiyou Ridge above Paynes Lake Creek 1433 Comment
  HSC19024  Castilleja applegatei J. O. Sawyer 1969-7-17 1129 Siskiyou S facing upper slope E of Waterdog Lake 2165 Comment
  CHSC1701  Castilleja arachnoidea K. Jaekel 1939-7-8 Siskiyou Panther Meadows, Mt. Shasta. 2316 Comment
  CHSC66544  Castilleja arachnoidea Vernon H. Oswald 1996-7-12 8004 Siskiyou Sand Flat on Mt. Shasta 1.5 mi N of Everitt Memorial Hwy. (A10). 2164 Comment
  JEPS23287  Castilleja arachnoidea Rimo Bacigalupi 1959-7-1 7204 Siskiyou just w Panther Meadow (sw slopes of Mt. Shasta); Mt. Shasta 2286 Comment
  UC163704  Castilleja arachnoidea Geo. D. Butler 1908-8-6 422 Siskiyou n of and summit above West Fork Wooley Creek; ; N of W Fork Wooly Creek(?) Comment
  UC313766  Castilleja arachnoidea David D. Keck 1926-8-16 308 Siskiyou Horse Camp Mt. Shasta (s side of Mt. Shasta) 2468 Comment
  UC705753  Castilleja arachnoidea Marion Ownbey, Fred G. Meyer 1940-7-5 2180 Siskiyou e side Mt. Shasta (well below timber line) Comment
  HSC61963  Castilleja arachnoidea Al Hobart Siskiyou Preston Peak Comment
  HSC711  Castilleja arachnoidea William J. Ferlatte 1967-8-20 1040 Siskiyou Caribou Mtn. 2470 Comment
  HSC91236  Castilleja arachnoidea Jennifer Whipple 1976-6-19 1054 Siskiyou Mt. Eddy, near Dobkins Lake 2073 Comment
  RSA183718  Castilleja arachnoidea subsp. schizotricha Gilbert Muth 1965-8-6 179 Siskiyou Backside of Blk. Mt. Marble Mts. 2073 Comment
  POM147344  Castilleja arachnoidea subsp. shastensis D. D. Keck 1927-8-16 308 Siskiyou Horse Camp, south side of Mt. Shasta. 2470 Comment
  JEPS14712  Castilleja lacera Rimo Bacigalupi with Lincoln Constance and M. Hiroe 1956-6-9 5694 Siskiyou 1.5 mi n Weed (along U.S. Highway 99); Shasta Valley Comment
  JEPS19682  Castilleja lacera Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-26 5939 Siskiyou about 2.5 mi nw Weed (close to U.S. Highway 99) 1005 Comment
  CAS-BOT-BC254008  Castilleja miniata Doris K. Kildale 1929-7-20 8722 Siskiyou Raspberry Lake, South Fork Indian Creek 1676 Comment
  JEPS74695  Castilleja miniata T. C. Fuller 1974-9-24 20044 Siskiyou sw slope White Mtn. (headwaters of Horse Creek); Siskiyou Mts, , Horse Creek Comment
  RSA518884  Castilleja miniata L. R. Heckard, Peter Rubtzoff 1971-8-1 2687 Siskiyou Road from Stewarts Springs to The Eddys, 4 miles below the summit of Mt. Eddy range. 1585 Comment
  CAS-BOT-BC26228  Castilleja pratensis A. A. Heller 1905-6-20 8079 Siskiyou Gazelle Comment
  JEPS23708  Castilleja pruinosa Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7211 Siskiyou 4.5 mi ne Weed 1066 Comment
  POM42524  Castilleja pruinosa Geo. D. Butler 1910-5-15 1340 Siskiyou Greenhorn Mts. 1220 Comment
  CAS-BOT-BC241087  Castilleja schizotricha John Thomas Howell 1939-8-4 15043 Siskiyou Marble Rim, Marble Mts. 1889 Comment
  HSC63289  Castilleja schizotricha M. A. Baker 1979-7-30 1074 Siskiyou Summit of Marble Gap 2300 Comment
  JEPS1755  Castilleja schizotricha Freed Hoffman 1951-7-12 4048 Siskiyou about 8 mi above Scott River (Hammond's Camp (stock-raising), on Kelsey Creek); Marble Mountains, Kelsey Creek 1828 Comment
  UCD123030  Castilleja schizotricha Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou Marble Mountain, Marble Mountains. 2133 Comment
  UCR40075  Castilleja schizotricha K. T. Stillman 1976-7-7 168 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  RSA1103  Ceanothus cordulatus E. R. Johnson 1928-8-31 1198 Siskiyou Betw Battle and McCloud Comment
  CAS-BOT-BC49196  Ceanothus cuneatus William A. Dayton 1913-6-14 245 Siskiyou E. Fk. of Scott River Range - Shasta Forest 1615 Comment
  UC585100  Ceanothus cuneatus var. cuneatus E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1893 Siskiyou ca 2 mi s Yreka 822 Comment
  UC163660  Ceanothus integerrimus Geo. D. Butler 1910-8-7 1819 Siskiyou Humphrey Mountain 1219 Comment
  UCSB11909  Ceanothus integerrimus Breedlove, Dennis 1962-6-10 Siskiyou along Indian Creek Road, 10.5 miles northwest of Happy Camp; Siskiyou Mountains 518 Comment
  RSA399889  Ceanothus integerrimus var. peduncularis M. B. Dunkle 1944-7-7 9075 Siskiyou Deer Creek. 1768 Comment
  CAS-BOT-BC53093  Ceanothus prostratus Roxana S. Ferris; Laura Lorraine 1948-6-12 11737 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  HSC99929  Ceanothus prostratus J. P. Smith, & J. O. Sawyer 2011-7-31 13347 Siskiyou Sugar Creek Trail W of Callahan 1463 Comment
  POM85302  Ceanothus prostratus Geo. D. Butler 1910-5-10 1317 Siskiyou Goosenest Foothills. Comment
  POM85998  Ceanothus prostratus Geo. D. Butler 1910-6-4 1501 Siskiyou Quartz Valley. Comment
  UC164316  Ceanothus prostratus Geo. D. Butler 1910-6-4 1501 Siskiyou Quartz Valley Comment
  UC375365  Ceanothus prostratus Geo. D. Butler 1909-6-23 903 Siskiyou foothills of Goosenest Mountain Comment
  CDA35687  Ceanothus prostratus T. C. Fuller 1962-6-13 8973 Siskiyou Highway 89 to McCloud, 4.4 miles west of Bartle. 0 Comment
  UC909375  Ceanothus pumilus Ira L. Wiggins 1950-5-28 12365 Siskiyou ca 1.5 mi e Scott Mountain Road; margins of Carmen Lake, e of Scott Mountain Road 1737 Comment
  HSC100186  Ceanothus sanguineus J. P. Smith, & J. O. Sawyer 2011-9-3 13404 Siskiyou Along Klamath National Forest Road 47N01. 739 Comment
  CAS-BOT-BC63153  Ceanothus velutinus Alice Eastwood 1921-7-24 10772 Siskiyou Castle Lake. Comment
  SD98973  Ceanothus velutinus D. F. Howe 1977-7-5 Siskiyou Area north of Mt. Shasta 1463 Comment
  UC1483459  Ceanothus velutinus Maralyn A. Renner 1980-7-23 1921 Siskiyou Pacific Crest Trail on w side Upper Devils Peak; Klamath National Forest, Seiad Valley Quad. 1767 Comment
  SEINET204767  Ceanothus velutinus J. M. Tucker, LK Mann 1963-7-4 3694 Siskiyou Beside road from Etna to Sawyer's Bar ca. 4.7 road miles SW of Etna Comment
  HSC67803  Ceanothus velutinus var. velutinus J. O. Sawyer, J. Cole 1980-7-22 3978 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  UC1362454  Ceanothus velutinus var. velutinus Frederick Karl Klein 1969-9-7 Siskiyou At intersection of Shasta National Forest road 40N25 and S. P. tracks 1295 Comment
  CHSC3220  Centaurea cyanus Gerry Carrauthers 1966-5-14 165 Siskiyou 4 mi. N.W. of Callahan. Comment
  CDA36863  Centaurea diffusa D. B. Joley 1976-6-24 5 A Siskiyou Lake Siskiyou. 0 Comment
  CDA21355  Centaurea pratensis L. Wehmeyer 2001-11-7 s.n. Siskiyou Jct of W Ream and WA Barr Rd. in Mt. Shasta. 0 Comment
  UCD97997  Cerastium dichotomum T. C. Fuller 1962-5-18 8475 Siskiyou B. M. Long prop., Little Shasta Road, 5 miles east of Montague. Comment
  CAS-BOT-BC388165  Cerastium fontanum Henry M. Pollard 1947-8-22 s.n. Siskiyou Fontana's Fishing Lodge north of Somes Bar Comment
  CDA3344  Cerastium glomeratum T. C. Fuller 1962-5-17 8742 Siskiyou Behind El Rancho Motel, Yreka. 0 Comment
  POM88245  Cercocarpus betuloides Geo. D. Butler 1908-7-4 286 Siskiyou Shasta River Comment
  SEINET6331971  Cercocarpus betuloides G. D. Butler 1910-4-16 1179 Siskiyou Klamath Hills Comment
  CAS-BOT-BC147685  Cercocarpus betuloides var. betuloides W. R. Dudley 1901-8-1 s.n. Siskiyou Salmon Mountains Comment
  UC75405  Cercocarpus betuloides var. macrourus Copeland 1903-7-14 3504 Siskiyou Klamathon; Pacific Coast, Klamathon Comment
  POM140927  Cercocarpus ledifolius E. B. Copeland 1903-7-6 3562 Siskiyou Hornbrook. Comment
  RSA60635  Cercocarpus ledifolius I. L. Wiggins 1950-5-28 12377 Siskiyou Just above Grouse Lake, headwaters of Grouse Lake 1829 Comment
  CAS-BOT-BC148532  Cercocarpus ledifolius var. ledifolius Dr. E. B. Copeland 1903-7-6 3562 Siskiyou Hornbrook Comment
  UC1037433  Cercocarpus ledifolius var. ledifolius Douglas Barbe 1955-8-1 321 Siskiyou e of Craggy Lookout (on Mount Bolivar, Scott Mountains); Klamath Mountains, Scott Mountains, Mount Bolivar 2255 Comment
  CAS-BOT-BC276767  Chaenactis douglasii var. douglasii Alice Eastwood 1921-7-25 10816 Siskiyou Bigelows, McCloud River 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
  UC456030  Chaenactis douglasii var. douglasii I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat; Mt. Bradley 1524 Comment
  UCR52248  Chaenactis douglasii var. douglasii E. E. Stanford 1930-6-15 1592 Siskiyou Near Shasta City 1098 Comment
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Oct 11 2010
  HSC81580  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-7-17 6090 Siskiyou Along FS Rd. 17, 0.5 mi. N of summit at county line 2073 Comment
  UC1299290  Chaenactis douglasii var. douglasii Freed W. Hoffman 1948-7-13 2628 Siskiyou 8.4 mi n of Tennant (on Butte Creek road) 1295 Comment
  POM31491  Chaenactis suffrutescens Edward Palmer 1892-7-13 2480 Siskiyou Mount Shasta and vicinity Comment
  CAS-BOT-BC141587  Chamaebatiaria millefolium Alice Eastwood; John Thomas Howell 1940-6-14 8259 Siskiyou Lava Beds National Monument, near Indian Well Comment
  UCR136932  Chamaebatiaria millefolium J. W. Thompson 1936-7-8 13151 Siskiyou Lava Bed National Monument Comment
  MACF017396  Chamaecyparis Trudy R. Ericson 1974-8-8 218 Siskiyou About 17 mi. northwest of Happy Camp on road to Cave Junction, Oregon Comment
  CHSC64  Chamaecyparis lawsoniana K. Jaekel 1939-7-1 Siskiyou Near Dunsmuir. 609 Comment
  SEINET13289857 Image available Chamaecyparis lawsoniana C. G. Pringle 1882-1 Siskiyou Siskiyou County Comment
  JEPS9111  Chamaesaracha nana Milo S. Baker 1893-8-1 Siskiyou Medicine Lake 2438 Comment
  CDA35239  Chamaesyce glyptosperma D. H. Shaw Jul 1977 Siskiyou Near Dorris. 0 Comment
  CDA35240  Chamaesyce glyptosperma F. D. Horn 1980-7-18 s.n. Siskiyou Weed; at the end of Big Rock Road, Shastina Properties. 0 Comment
  HSC68061  Chamaesyce serpyllifolia J. P. Smith, Steve Selva 1970-7-17 4420 Siskiyou Along Klamath River. Comment
  UC1034062  Chamaesyce serpyllifolia W. Bridge Cooke 1941-9-5 16258 Siskiyou along Memorial Hwy; Mount Shasta 1371 Comment
  UC1601872  Chamaesyce serpyllifolia Dr. Edward Palmer Jul 13 1892-Jul 27 1892 2584 Siskiyou vicinity Mount Shasta Comment
  UC163690  Chamaesyce serpyllifolia Geo. D. Butler 1908-7-14 445 Siskiyou near Yreka Comment
  UC207731  Chamaesyce serpyllifolia A. A. Heller 1914-8-26 11721 Siskiyou Weed 1066 Comment
  OBI53600  Chamerion angustifolium Steve Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity Natl Forest, S of Mt Shasta (T40N, S3W, E1/2 sec 8) 1768 Comment
  JEPS82487  Cheilanthes gracillima Gilbert Muth 1965-8-6 192 Siskiyou trail backside of Black Mt; Marble Mt Wilderness Area 1920 Comment
  UC2026485  Cheilanthes gracillima Louis C. Wheeler 1958-8-21 7413 Siskiyou Siskiyou Mountains. Lily Pad Lake. Comment
  UC811572  Cheilanthes gracillima A. A. Heller 1916-7-20 12470 Siskiyou near Wagon Creek Falls (e side Mt Eddy); Mt Eddy 1524 Comment
  CAS-BOT-BC68239  Cheilanthes gracillima Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Trinity Mountains - Road to Mumbo Basin 1889 Comment
  HSC29473  Cheilanthes gracillima Frederick W. Oettinger 1968-8-5 405 Siskiyou Marble Mtn. Wilderness Area, 'Shasta Ridge' between Diamond Lake and English Peak 2073 Comment
  UCR143039  Cheilanthes intertexta L. C. Wheeler 1934-10-21 3344 Siskiyou Shasta Valley, 8 mi NE of Gazelle 869 Comment
  RSA624458  Chenopodium atrovirens L. C. Wheeler 1935-7-26 3709 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  HSC19315  Chimaphila menziesii J. O. Sawyer 1968-7-10 503 Siskiyou On Sugar Creek just above confluence with S Sugar Creek 1707 Comment
  CAS-BOT-BC452272  Chimaphila umbellata L. E. Smith 1913-7-4 455 Siskiyou North fork, Castle Creek Comment
  CHSC1407  Chimaphila umbellata M. Yoder 1941-7-21 Siskiyou Castle Lake. 1981 Comment
  HSC19320  Chimaphila umbellata J. O. Sawyer 1968-7-2 362 Siskiyou Upper drainage of Joe Creek 1677 Comment
  JEPS58866  Chimaphila umbellata Willis L. Jepson Jul 24 1894-Aug 10 1894 14654 Siskiyou near Sisson; Region of the Upper Sacramento Comment
  CAS-BOT-BC452257  Chimaphila umbellata W. R. Dudley 1901-8-24 s.n. Siskiyou Salmon Mountains, near camp Comment
  RSA127125  Chimaphila umbellata subsp. occidentalis I. L. Wiggins 1955-7-21 13434 Siskiyou Rush Creek Trail 2 mi. above Mt. View Ranch. 1098 Comment
  CAS-BOT-BC36385  Chrysolepis chrysophylla Doris K. Kildale 1929-7-20 8660 Siskiyou Trail up South Fork of Indian Creek to Elk Lick Comment
  POM166644  Chrysolepis sempervirens E. B. Copeland 1903-8-13 3835 Siskiyou Sisson. 1067 Comment
  RSA768776  Chrysothamnus nauseosus subsp. consimilis L. Ahart, John Dittes 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
  CAS-BOT-BC100854  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer I. Applegate 1935-8-3 10001 Siskiyou Lyons Road, north boundary of Lava Beds National Monument Comment
  CAS-BOT-BC100858  Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1941-8-28 41427 Siskiyou Dorris 1291 Comment
  SEINET7451000 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus G. D. Butler 1910-7-20 1731 Siskiyou Goosenest foothills 1524 Comment
  UC164412  Circaea alpina subsp. pacifica Geo. D. Butler 1910-6-4 1499 Siskiyou Shackleford Creek Comment
  HSC77497  Circaea alpina subsp. pacifica L. P. Janeway 1983-7-18 431 Siskiyou Up NE draw 1/4 mi. from Rd. 19N07, 5 mi. from Indian Creek Rd. 1250 Comment
  RSA453424  Circaea alpina subsp. pacifica M. B. Dunkle 1944-7-16 9114 Siskiyou Siskiyou National Forest 1768 Comment
  CAS-BOT-BC278042  Cirsium cymosum L. B. Kildale 1930-6-1 9742 Siskiyou Salmon River at Somes Bar Comment
  CAS-BOT-BC279887  Cirsium douglasii var. breweri W. R. Dudley 1901-8-25 s.n. Siskiyou By trail to Criol's Jackson Creek - Salmon Mts. Comment
  CAS-BOT-BC288011  Cirsium occidentale var. candidissimum John Thomas Howell 1952-6-15 28362 Siskiyou Montague Comment
  OBI53783  Cirsium occidentale var. candidissimum David J. Keil 1992-7-20 23475 Siskiyou 10.3 mi W of Fort Jones along Scott River rd; above Scott river 900 Comment
  RSA0070878  Cirsium remotifolium M. B. Dunkle 1945-1 9338 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  HSC92686  Cirsium scariosum Jennifer Whipple 1976-7-24 1559 Siskiyou SW of Dobkins Lake along the drainage into the lake 2287 Comment
  CDA1577  Cirsium scariosum var. robustum T. C. Fuller 1977-6-14 20216 -A Siskiyou Klamath Lake valley; North side of Hwy 161 (Stateline Rd.) 5.2 km. east of Hwy 97, 10.5 km. NE of Dorris. Comment
  CDA1578  Cirsium scariosum var. robustum T. C. Fuller 1977-6-14 20216 Siskiyou Klamath Lake valley; North side of Hwy 161 (Stateline Rd.) 5.2 km. east of Hwy 97, 10.5 km. NE of Dorris. Comment
  CAS-BOT-BC285892  Cirsium vulgare A. A. Heller 1920-8-11 13501 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC228982  Cistanthe umbellata John Thomas Howell 1937-7-22 13297 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC228962  Cistanthe umbellata Elmer I. Applegate 1923-8-13 3860 Siskiyou Top of Redshale Mountain, east of Medicine Lake 2438 Comment
  SBBG4974  Clarkia lassenensis H. and M. Dearing 1939-6-3 3633 Siskiyou near Scott Bar Comment
  RSA0059898  Clarkia lassenensis J. P. Smith 1974-5-25 7413 Siskiyou Along road 8, 0.9 miles from its jct with State Route 3. 976 Comment
  UC54446  Clarkia lassenensis H. M. Hall and E. B. Babcock June, 1903 4174 Siskiyou Fall River Springs Sierra Nevada Mountains 1066 Comment
  RSA105440  Clarkia purpurea subsp. quadrivulnera Douglas Barbe 1955-7-1 73 Siskiyou Klamath Mountains: 1.3 miles east of Etna on the Westside Road to Callahan 854 Comment
  SBBG30604  Clarkia purpurea subsp. quadrivulnera D. Myrick 1968-6-22 1994 Siskiyou Lava Beds Nat Monument 1371 Comment
  CAS-BOT-BC164929  Clarkia rhomboidea A. A. Heller 1916-6-23 12435 Siskiyou Near Black Butte north of Sisson 1127 Comment
  JEPS43670  Clarkia rhomboidea W. L. Jepson July, 1894 14420 Siskiyou Sisson Comment
  JEPS116581  Clarkia rhomboidea Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -017 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N84, 4 miles NE of town of Weed. Mt. Shasta 1249 Comment
  JEPS127640  Claytonia Jurriaan M. de Vos 2014-7-10 318 Siskiyou Klamath NF.Ca. 2.0 miles ENE along Forest Road 1055 from Cook and Green Pass. Comment
  HSC43839  Claytonia exigua subsp. exigua Maralyn O'Meara 1974-5-27 495 Siskiyou 7.4 mi. NE of Ft. Jones on Hwy. 3 1159 Comment
  UC163721  Claytonia parviflora subsp. parviflora Geo. D. Butler 1909-3-26 681 Siskiyou near Oro Fino Comment
  RSA211299  Claytonia rubra William J. Ferlatte 1966-6-22 107 Siskiyou Wooded area 3 miles S of Big Flat. 1585 Comment
  HSC22226  Claytonia rubra subsp. rubra J. O. Sawyer 1969-7-1 991 Siskiyou Above Paynes Lake Creek 1951 Comment
  CHSC1385  Claytonia sibirica K. Jaekel 1939-7-25 Siskiyou Mt. Shasta. Comment
  UC454256  Claytonia sibirica I. J. Condit 1911-7-31 Siskiyou Shasta Springs; along railroad Comment
  CHSC1441  Clematis ligusticifolia 1937-8-1 Siskiyou Mt. Shasta. 1219 Comment
  UC165974  Cleome platycarpa Geo. D. Butler 1910-5-11 1335 Siskiyou Shasta Valley Comment
  UC35092  Cleome platycarpa G. H. Chambers 1901-9-2 Siskiyou Montague Comment
  UCD13225  Clintonia uniflora Clyde Byfield 1973-7-2 S 219 Siskiyou Klamath National Forest, beside Kidder Creek, 0.5 mile west of Hayes Cabin on U.S.F.S. trail 11W23, 41 deg 30 min N, 123 deg 07 min. 1524 Comment
  HSC72580  Collinsia greenei J. P. Smith 1976-5-5 8681 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  RSA167238  Collinsia linearis Joseph P. Tracy 1951-6-16 19475 Siskiyou Summit of Siskiyou Mountains, crossing of the Takilma-Happy Camp Road Comment
  CHSC88111  Collinsia parviflora Jenny Marr 1993-7-1 121 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CDA41379  Collinsia parviflora T. C. Fuller 1958-4-16 s.n. Siskiyou Giebner property, 4 miles south of Yreka. 0 Comment
  UC1213758  Collinsia parviflora Jean Langenheim 1957-5-19 4343 Siskiyou area along roadcut between Gazelle and Callahan Comment
  HSC69135  Collinsia rattanii Maralyn A. Renner 1980-8-8 2467 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  SEINET3159394  Collinsia rattanii G. D. Butler 1910-5-1 1262 Siskiyou Humbug Mountain 1219 Comment
  SJSU6507  Collinsia rattanii R. W. Trivelpiece 1972-6-15 120 Siskiyou Vann Cr near Bear Peak c. 15 mi SW of Happy Camp Comment
  UC180110  Collinsia rattanii H. M. Hall and E. B. Babcock Jun 1903 4051 Siskiyou near Sissons (at 18th Crossing, Mount Shasta, Sierra Nevada Mountains); Sierra Nevada Mountains, Mount Shasta 1036 Comment
  HSC62079  Collinsia rattanii Ruby Van Deventer 18 Jun [year missing] Siskiyou Raspberry Lake, 2 mi. W of Copper Mtn. Comment
  UC334648  Collinsia rattanii J. G. Lemmon Siskiyou 20 mi w of Mount Shasta (Sierra Valley); Sierra Valley Comment
  RSA412241  Collinsia torreyi Louis C. Wheeler 1934-6-12 2692 Siskiyou Hungry Creek Lookout, Siskiyou Mountains. 1463 Comment
  UC1299509  Collomia grandiflora Freed W. Hoffman 1948-7-7 2408 Siskiyou Callahan Comment
  HSC45994  Collomia heterophylla J. P. Smith 1973-5-5 6430 Siskiyou Along Cook and Green Pass Rd. Comment
  UC726802  Collomia tinctoria A. A. Heller 1916-6-20 12404 Siskiyou ne base of mountain Mt. Eddy, Metcalf's Ranch 1188 Comment
  HSC30430  Collomia tinctoria Frederick W. Oettinger 1969-7-11 969 Siskiyou Marble Mtn. Wilderness Area, along trail between English Lake and Diamond Lake 1890 Comment
  HSC60958  Collomia tinctoria Ruby Van Deventer 14 Jun [year missing] Siskiyou Chicago Peak Comment
  CAS-BOT-BC230678  Collomia tracyi Mrs. Dorothy Parker 1961-6-4 882 Siskiyou Along the Callahan-Cecilville Road 1219 Comment
  HSC45973  Collomia tracyi J. P. Smith, Steve Selva 1970-6-15 3978 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  UC902031  Collomia tracyi Joseph P. Tracy 1949-9-18 18558 Siskiyou on road between Cecilville and Sawyer's Bar; Blue Ridge 1584 Comment
  CAS-BOT-BC230674  Collomia tracyi L. B. Kildale 1930-6-1 9781 Siskiyou Black Bear trail near Sawyers Bar, Salmon RIver Comment
  HSC36655  Corallorhiza maculata Brent Whiteley 1975-6-28 67 Siskiyou 915 Comment
  RSA381987  Corallorhiza maculata M. B. Dunkle 1944-6-25 9013 Siskiyou Beaver Creek, Siskiyou National Forest, Sierra Nevada 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
  UC1177929  Corallorhiza maculata Francia Chisaki and Gene B. Newcomb 1958-6-21 1146 Siskiyou on Everitt Hill road 3.5 mi e junction with Highway 99 & 89; Everitt Hill 1447 Comment
  HSC498  Corallorhiza mertensiana William J. Ferlatte 1967-7-26 741 Siskiyou Caribou Basin, Sawtooth Ridge 2134 Comment
  UC1299376  Corallorhiza mertensiana Freed W. Hoffman 1948-8-7 2661 Siskiyou between West Branch Public Camp and California-Oregon state line (Waldo-Happy Camp Rd.); North Coast Ranges Comment
  SEINET4854286  Cordylanthus pallescens Francis W. Pennell 1940-1 26184 Siskiyou Route 99, 2-3 mi N of Mount Shasta City. 1159 Comment
  UCSB61656  Cordylanthus tenuis Bacigalupi, Rimo 1954-8-13 Siskiyou Lower part of grade over Scott Mountain, on road from Callahan to Carrville, 1.2 mi. above (& So. of) junction with Gazell road 1097 Comment
  UCD123148  Cordylanthus tenuis subsp. pallescens Barbara L. Wilson; Richard E. Brainerd 2010-8-2 16186 Siskiyou road to trailhead for Black Butte trail. 1333 Comment
  HSC72276  Cordylanthus tenuis subsp. viscidus J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8966 Siskiyou Hwy 3, 2.5 mi. N of Siskiyou-Trinity County line Comment
  JEPS77479  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1978-9-7 4973 Siskiyou sw Weed (s of Edgewood, road below Stewart Springs) 975 Comment
  RSA0019560  Cornus californica C. B. Wolf 1934-7-6 5988 Siskiyou 3 mi. from Mt. Shasta City on Wagon Camp Road. SW slope of Mt. Shasta. 1220 Comment
  CDA38549  Cornus glabrata T. R. Haig & F. D. Horn 1981-6-16 s.n. Siskiyou Robertson Ranch, Callahan Road, Gazelle. 0 Comment
  CDA38550  Cornus glabrata F. D. Horn & J. Shaw 1973-6-25 s.n. Siskiyou Klamath River. 0 Comment
  UC705589  Cornus nuttallii Marion Ownbey and D. H. Brown 1941-6-22 2426 Siskiyou n.w. Yreka (on rd. between Craggy Mt. and Deadwood Lookout) Comment
  CAS-BOT-BC210405  Cornus sericea Alice Eastwood 1912-9-3 2082 Siskiyou Sisson Comment
  CAS-BOT-BC210413  Cornus sericea John Thomas Howell 1937-7-22 13289 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CHSC451  Cornus sericea subsp. sericea M. Yoder 1941-7-21 Siskiyou Castle Lake. 1981 Comment
  SBBG59866  Cornus sessilis A. Lefebure 1941-10-19 Siskiyou E Fork, Stuart Fork, Trinity River Comment
  CDA4038  Coronilla varia G. D. Barbe, T. C. Fuller 1972-6-13 943 Siskiyou Siskiyou Avenue exit from I-5 north of Dunsmuir; driveway to Dunsmuir Elementary School. 0 Comment
  UCD110056  Corylus cornuta subsp. californica AT Leiser 1973-3-22 s.n. Siskiyou Dunsmuir. Comment
  CAS-BOT-BC290477  Crepis acuminata G. L. Stebbins, Jr.; E. B. Babcock 1936-6-12 1968 Siskiyou North slope of Mt. Shasta, on highway from Bray to Weed, about 2 miles south of Sheep Rock 1235 Comment
  CAS-BOT-BC299652  Crepis monticola Geo. D. Butler 1910-5-1 148 Siskiyou Near Yreka Comment
  CAS-BOT-BC290739  Crepis occidentalis subsp. conjuncta Peter H. Raven 1956-9-4 10398 Siskiyou South side of Mt. Eddy 2560 Comment
  UC581315  Crepis occidentalis subsp. costata E. B. Babcock and G. L. Stebbins Jr. 1936-6-11 1934 Siskiyou old river terrace about 8 mi s Yreka 810 Comment
  HSC82285  Crepis occidentalis subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1979-6-15 4806 Siskiyou Along road to Carmen Lake, 0.6 mi. from junction with State Route. 1646 Comment
  CAS-BOT-BC376478  Crepis pleurocarpa Annie M. Alexander; Louise Kellogg 1949-7-29 5890 Siskiyou Top of ridge above Sky High Lake. Sky High Valley, Marble Mountains 1920 Comment
  CAS-BOT-BC376576  Crepis pleurocarpa A. A. Heller 1915-7-16 12104 Siskiyou North side of Mt. Eddy 1371 Comment
  HSC475  Crepis pleurocarpa William J. Ferlatte 1966-8-4 300 Siskiyou Yellow Rose Mine 1982 Comment
  JEPS84309  Crepis pleurocarpa L. R. Heckard with S. D'Alcamo, J. Hickman, and S. Winchester 1986-7-16 6355 Siskiyou ca 7 mi nne Seiad Valley (sw of Cooke and Greene Pass, ca 1/2 mi se of Red Butte) 1730 Comment
  UC618853  Cryptantha affinis unknown 1938-7-15 11187 Siskiyou Bear Springs meadow Mount Shasta, Bear Springs 1524 Comment
  CAS-BOT-BC70482  Cryptogramma acrostichoides Louis C. Wheeler 1934-8-2 3017 Siskiyou Alex Hole, Alex Canyon, Siskiyou Mts. 1889 Comment
  HSC19248  Cryptogramma acrostichoides J. O. Sawyer 1969-8-1 1671 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC65356  Cryptogramma acrostichoides Rich White 1978-7-3 212 Siskiyou Saddle in Spur Ridge between Dillon Trail and 5759 1662 Comment
  HSC30637  Cryptogramma acrostichoides Frederick W. Oettinger 1968-8-5 404 Siskiyou Marble Mtn. Wilderness Area, 'Shasta Ridge' between Diamond Lake and English Peak 2073 Comment
  JEPS24793  Cryptogramma acrostichoides Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6802 Siskiyou shore of Castle Lake (headwater of Sacramento River) 1661 Comment
  RSA331956  Cryptogramma acrostichoides W. Wisura, Dave Kelly 1895-7-31 4080 Siskiyou Near Kangaroo Lake, Scotts Mtns, on granite rocks near campground. Comment
  JEPS25563  Cryptogramma cascadensis Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7188 Siskiyou just e Mt Shasta Ski Bowl Lodge (upper end of Everitt Hwy, sw slopes Mt Shasta); Mt Shasta 2346 Comment
  SD112358  Cryptogramma cascadensis Darley F. Howe 1948-8-14 3401 Siskiyou Mt. Shasta, Shasta National Forest 2440 Comment
  SD53401  Cryptogramma cascadensis Darley F. Howe 1962-8-6 Siskiyou Mt. Shasta 2440 Comment
  UC42455  Cryptogramma cascadensis W. H. Brewer 1862-9-13 1394 Siskiyou Mt Shasta 2438 Comment
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Sep 12 2011
  UC922418  Cryptogramma cascadensis Annie M. Alexander and Louise Kellogg 1949-7-22 5835 Siskiyou trail to Kings Castle Paradise Lake; Marble Mts 1920 Comment
  SEINET9628241 Image available Cryptogramma cascadensis W. B. Cooke 1941-1 16304 Siskiyou Scattered through the lava slopes above Horse Camp, Mt. Shasta. 2515 Comment
  RSA30874  Cupressus bakeri L. C. Wheeler 1935-4-14 3417 Siskiyou West Fork Seiad Creek, Siskiyou Mtns. (Mt Diablo Mer) Comment
  RSA352344  Cupressus bakeri C. B. Wolf, ER Johnson 1934-10-8 61167 Siskiyou Modoc Lava Beds, 1 mile NE of Timbered Crater on old Stage road from Dana to Little Hot Springs Valley 1220 Comment
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Mar 29 2012
  SD241803  Cuscuta campestris Rob Wilson 2010-9-8 Siskiyou Siskiyou County: Near Tulelake. Growing in potato field. Sent in for identification by Rob Wilson, UC Cooperative Extension Farm Advisor. Comment
  SEINET3101790  Cuscuta campestris Rob Wilson 2010-9-8 s.n. Siskiyou Near Tulelake. Comment
  HSC77761  Cuscuta suksdorfii L. P. Janeway 1983-9-11 671 Siskiyou Poker Flat 1524 Comment
  CDA38228  Cymopterus terebinthinus CDFA Staff 1959-6-5 s.n. Siskiyou Edgewood; Clint Jackson farm. 0 Comment
  JEPS39348  Cynoglossum occidentale W. L. Jepson 1894-7 21075 Siskiyou Sisson Comment
  JEPS64084  Cyperus bipartitus Mrs. B. C. Goldsmith 1916-9-20 25 Siskiyou Sisson Comment
  CDA30923  Cyperus squarrosus M. Beyers, G. F. Hrusa 2010-8-18 698 Siskiyou Highway 96; Sluice Box Klamath River Access. 0 Comment
  JEPS46152  Cypripedium fasciculatum Duncan Dunning 1923-6-15 Siskiyou trail from Sawyers Ridge to Blue Ridge Comment
  RSA382008  Cypripedium montanum Robert Kessler 1921-6-19 s.n. Siskiyou Siskiyou. Comment
  UC1190381  Cystopteris fragilis Ira L. Wiggins 1955-7-29 13587 Siskiyou 3.5 mi above S. Fork Salmon River (along Thompson Creek) 1371 Comment
  UCD78123  Cystopteris fragilis Robert E. Preston 2001-6-23 1584 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake. 1889 Comment
  CAS-BOT-BC192253  Danthonia californica Louis C. Wheeler 1934-7-2 2842 Siskiyou Klamath National Forest, Little Smoky Cr. 1280 Comment
  HSC19086  Danthonia californica J. O. Sawyer 1969-7-25 1531 Siskiyou SE facing slope W of Sugar Lake 1845 Comment
  HSC37474  Danthonia californica A. M. Montalvo, J. D. Ackerman 1974-7-2 352 Siskiyou E slope of Mt. Eddy, 3 mi. below trailhead to Morgan Meadows. Comment
  RSA120219  Danthonia californica var. americana S. S. Tillett 1956-7-11 683 Siskiyou Meadows on both sides of Scott Mtn. divide near campground. Siskiyou-Trinity county line, ca. 8 miles SE of Callahan 1616 Comment
  UCD60863  Danthonia californica var. americana A. A. Heller 1915-7-18 12113 Siskiyou Metcalf's ranch, northeast of base of Mt. Eddy. 1249 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
  CAS-BOT-BC76240  Darlingtonia californica Carl Purdy 1897-1-1 s.n. Siskiyou Mount Shasta. Comment
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  JEPS11904  Darlingtonia californica Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-13 4800 Siskiyou along road from Callahan to Carrville and Trinity Center 0.1 mi n summit of divide w of Scott Mt. (in swampy meadow, just n of Trinity-Siskiyou County line) 1615 Comment
  UC1037462  Darlingtonia californica Douglas Barbe 1955-7-9 160 Siskiyou soggy meadow 1/4 mi n Kangaroo Lake; Scott Mtns., Rail Creek 1828 Comment
  UC54472  Darlingtonia californica H. M. Hall and E. B. Babcock June, 1903 4042 Siskiyou near Sisson; Sacramento River, 18th Crossing 1036 Comment
  CAS-BOT-BC141835  Dasiphora fruticosa L. E. Smith 1913-9-1 553 Siskiyou Mt. Eddy Comment
  HSC58894  Dasiphora fruticosa Marvin Butler 1971-8-2 257 Siskiyou Near El Capitan, close to the town of Cave Junction 2081 Comment
  UCR142704  Datura stramonium L. C. Wheeler 1934-10-13 3319 Siskiyou Siskiyou Mountains, Klamath River near Skunk Gulch 610 Comment
  RSA13714  Datura stramonium Louis C. Wheeler 1934-10-13 3319 Siskiyou Klamath River near Skunk Gulch, Siskiyou Mtns. 610 Comment
  HSC19076  Delphinium decorum subsp. tracyi J. O. Sawyer 1969-6-13 950 Siskiyou Slope above Little Duck Lake 2134 Comment
  RSA211136  Delphinium glaucum William J. Ferlatte 1966-8-18 404 Siskiyou Wooded area 3 miles S of Big Flat. 1585 Comment
  CAS-BOT-BC9885  Delphinium nudicaule J. H. Thomas 1954-5-14 4172 Siskiyou Salmon Mountains, Klamath N.F. Near South Fork of Salmon River, 5 to 9 mi. SE of Cecilville. 1219 Comment
  CAS-BOT-BC116155  Delphinium nuttallianum Alice Eastwood 1921-7-24 10744 Siskiyou Castle Lake Comment
  HSC41691  Delphinium nuttallianum J. P. Smith, Steve Selva 1970-7-17 4468 Siskiyou Below Kangaroo Lake. 1890 Comment
  CAS-BOT-BC116159  Delphinium nuttallianum L. E. Smith 1913-4-23 S. N. Siskiyou Hornbrook Comment
  UCD61120  Deschampsia cespitosa A. H. Murphy 1954-8-11 54 -E Siskiyou Round Meadow. 1676 Comment
  CAS-BOT-BC192467  Deschampsia cespitosa subsp. cespitosa W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Mountains Comment
  CAS-BOT-BC201945  Deschampsia elongata Melissa A. Berry 1957-7-7 s.n. Siskiyou Cabin Meadow, Gazelle-Callahan Road vicinity 1828 Comment
  CHSC61565  Deschampsia elongata L. P. Janeway 1983-9-11 662 Siskiyou Siskiyou Mountains; at Poker Flat, a meadow. Along dirt road in southwest part of meadow. 1524 Comment
  UC157089  Deschampsia elongata Dr. E. B. Copeland 1903-8-19 3912 Siskiyou Mt. Eddy 1371 Comment
  CHSC503  Descurainia incana V. Holt 1943-8-7 Siskiyou Marble mountains. Comment
  POM94894  Descurainia incana subsp. viscosa Geo. D. Butler 1908-8-4 126 Siskiyou Head of Shackleford Creek. Comment
  CAS-BOT-BC43134  Descurainia pinnata subsp. brachycarpa Elmer I. Applegate 1935-6-5 9313 Siskiyou Modoc Stronghold, Lava Beds National Monument. Comment
  CHSC86663  Descurainia pinnata subsp. halictorum Jenny Marr 1993-7-1 46 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS14815  Descurainia sophia W. L. Kleaver 1919-5-16 1 Siskiyou Comment
  UCD114792  Descurainia sophia R. N. Raynor 1940-4-11 s.n. Siskiyou Montague. Comment
  HSC19064  Dicentra formosa J. O. Sawyer 1969-7-18 1373 Siskiyou E of Waterdog Lake 2012 Comment
  RSA433582  Dicentra formosa subsp. formosa Donald Myrick 1968-6-26 2007 Siskiyou In shade along upper waters of Coffee Creek, Trinity Alps, alt 4800ft. 1463 Comment
  SEINET10620914 Image available Dicentra pauciflora Edward L. Greene 1876-8-22 Greene 994 Siskiyou On Scott Mountain. 2743 Comment
  CAS-BOT-BC502188  Dichelostemma ida-maia E. K. Balls 1949-7-10 13954 Siskiyou 5 miles from Sawyer's Bar on road to Cecilville. 1219 Comment
  POM109856  Dichelostemma ida-maia Geo D. Butler 1909-7-15 s.n. Siskiyou Russian Creek. 1829 Comment
  HSC46046  Dichelostemma multiflorum Maralyn O'Meara 1974-5-25 430 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  CDA39452  Dichelostemma multiflorum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2779 Siskiyou Yreka. West of Motel 6, south of town, north of Greenhorn Creek Road. Comment
  SEINET7040105  Dichelostemma multiflorum A. G. Vestal 1963-6-1 s.n. Siskiyou 2.8 miles north of Montague. Hawkinsville Quad. UTM Zone 10, 539617mE, 4625157mN. Comment
  CAS-BOT-BC291009  Dieteria canescens var. shastensis A. A. Heller 1914-8-26 11719 Siskiyou Weed 1524 Comment
  CAS-BOT-BC291013  Dieteria canescens var. shastensis Alice Eastwood 1912-9-1 2070 Siskiyou Mount Shasta Comment
  JEPS44099  Dieteria canescens var. shastensis W. B. and V. G. Cooke 1965-7-12 35191 Siskiyou Bolam Road Mt. Shasta 1524 Comment
  JEPS89646  Dieteria canescens var. shastensis Dean W. Taylor 1975-8-14 5459 Siskiyou between Shasta Ski area and Green Butte (Mt. Shasta); Mt. Shasta 2590 Comment
  UC86845  Dieteria canescens var. shastensis M. K. Curran July 1887 Siskiyou Edgewood Comment
  UC562939  Dieteria canescens var. shastensis Elmer I. Applegate 1923-8-20 3900 Siskiyou Ranger Station w end Medicine Lake (w end Medicine Lake) 1981 Comment
  SBBG16031  Diplacus jepsonii D. Myrick 1961-6-22 318 Siskiyou St Hwy 89 near McCloud 914 Comment
  CAS-BOT-BC153730  Diplacus nanus John Thomas Howell 1939-8-3 14997 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  UC163797  Disporum hookeri Geo. D. Butler 1909-5-30 787 Siskiyou Humbug Mountain Comment
  UC375204  Disporum hookeri Geo. D. Butler 1909-4-27 690 Siskiyou Quartz Valley Comment
  SEINET4170351  Disporum hookeri Unknown 1921-9-14 Siskiyou Siskiyou Comment
  HSC62042  Dodecatheon alpinum Ruby Van Deventer 28 Jun [year missing] Siskiyou Raspberry Lake, 2 mi. W of Copper Mtn. Comment
  JEPS19731  Dodecatheon alpinum Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-26 5944 Siskiyou region just s Mt. Eddy (headwaters of the South Fork of the Sacramento River, southwestern end of Gumboot Lake, close to the Trinity County line); South Fork Sacramento River, Gumboot Lake, s of Mt. Eddy 1859 Comment
  UC1409478  Dodecatheon alpinum Frederick W. Oettinger 1969-7-10 965 Siskiyou high lake basins in the vicinity English Peak (sw side of Upper English Lake); Marble Mountain Wilderness Area, Salmon Mountains 1767 Comment
  JEPS84212  Dodecatheon jeffreyi L. R. Heckard with J. Hickman et al. 1986-7-17 6541 Siskiyou road end area and camp overlooking s end Alex Hole (se of Condrey Mt.); overlooking s end of Alex Hole, se of Condrey Mt. 1980 Comment
  CHSC118450  Dodecatheon jeffreyi Julie Kierstead Nelson; Martin Lenz, Rhonda Posey, Brenna Montagne 2016-6-9 2016 -028 Siskiyou Lower Parks Creek watershed, E Klamath Range; slope above Forest Service Road 42N19, 4 miles northwest of Stewart Springs. UTM NAD 83 Zone 10, 539166m E, 4587170m N. 1529 Comment
  RSA211281  Dodecatheon jeffreyi William J. Ferlatte 1967-7-25 727 Siskiyou Cauribou Basin. Broad, open basin with scattered meadows and bare rock surfaces. Boggy meadow. 1982 Comment
  CHSC86665  Downingia bacigalupii Jenny Marr 1993-7-1 48 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  SBBG25838  Downingia yina D. Myrick 1966-8-8 1479 Siskiyou Mountain Meadow Ranch, Big Flat 1524 Comment
  HSC29186  Draba pterosperma Frederick W. Oettinger 1968-8-22 601 Siskiyou Salmon Mtns., Marble Mtn. Wilderness Area, cliffs above English Lake to Diamond Lake trail on English Lake side of pass 2226 Comment
  SEINET12005663  Draba pterosperma H. P. Chandler 1901-1 1654 Siskiyou Marble Mountain 2438 Comment
  UC166609  Draba verna Geo. D. Butler 1909-4-6 549 Siskiyou near Yreka; near Yreka Comment
  CAS-BOT-BC41414  Draba verna George Dexter Butler 1910-3-24 1143 Siskiyou Shasta River hills. Comment
  UCD115562  Draba verna Iris Coonrod 1963-4-1 s.n. Siskiyou Coonrod Ranch, Montague. 914 Comment
  HSC68983  Drymocallis glandulosa Maralyn A. Renner 1980-7-24 2001 Siskiyou Lily Pad Lake 1768 Comment
  HSC77057  Drymocallis glandulosa K. T. Stillman 1976-8-7 189 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  HSC18925  Drymocallis lactea var. lactea J. O. Sawyer 1969-8-2 1708 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  JEPS57178  Drymocallis pseudorupestris L. R. Heckard 1967-8-13 1696 Siskiyou summit region of Mt. Eddy 2743 Comment
  HSC65132  Dysphania botrys J. P. Smith, Steve Selva 1970-7-17 4413 Siskiyou Along Klamath River. Comment
  CAS-BOT-BC113721  Eleocharis acicularis Carl B. Wolf 1927-8-26 989 Siskiyou On the Klamath River, 5 mi. below Hornbrook. Comment
  CHSC88376  Eleocharis acicularis Jenny Marr 1993-7-1 182 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS19411  Eleocharis bella Geo. D. Butler 1909-9-12 866 Siskiyou Oro Fino Comment
  CAS-BOT-BC112979  Eleocharis macrostachya David Daniels Keck 1949-7-20 6370 Siskiyou Scott Valley, 6 mi N of Callahan. Comment
  UC1100727  Eleocharis palustris Calvin McMillan, Malcolm A. Nobs 1949-6-17 803 Siskiyou Grass Lake, Highway 97 Comment
  POM84475  Eleocharis palustris Geo D. Butler 1910-5-26 1410 Siskiyou Yreka. Comment
  CAS-BOT-BC197360  Elymus Copeland 1903-9-7 3794 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC213783  Elymus X hansenii Wm. Bridge Cooke 1938-7-15 11227 Siskiyou Above Bear Springs. 1676 Comment
  RSA239039  Elymus X hansenii Frederick W. Oettinger 1969-9-2 1589 Siskiyou Above Bear Meadow, near Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  CAS-BOT-BC227912  Elymus elymoides Louis C. Wheeler 1934-8-6 3057 Siskiyou Klamath National Forest. Rock Gulch 1828 Comment
  POM359942  Elymus elymoides M. B. Dunkle 1945-1 9323 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  HSC38384  Elymus elymoides var. elymoides A. M. Montalvo, J. D. Ackerman 1974-7-2 344 Siskiyou E slope of Eddy Mtn., on rd. to Deadfall Lakes and Morgan Meadows. 1524 Comment
  HSC62002  Elymus elymoides var. elymoides Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1549 Comment
  CAS-BOT-BC206595  Elymus glaucus subsp. glaucus L. P. Janeway 1983-9-11 682 Siskiyou Poker Falt, Siskiyou Mountains 1524 Comment
  SEINET238870 Image available Elymus trachycaulus subsp. trachycaulus Beecher Crampton 1956-8-22 3867 Siskiyou South slope of Mt. Shasta. 1646 Comment
  RSA448538B  Epilobium angustifolium subsp. circumvagum Bonnie C. Templeton 1957-6-21 s.n. Siskiyou On the road up to Mt. Shasta. Comment
  RSA183680  Epilobium angustifolium var. macrophyllum Gilbert Muth 1965-8-4 164 Siskiyou Near the Marble, Marble Valley, Marble Mountains Comment
  HSC42892  Epilobium brachycarpum Ken Stillman 1976-8-15 407 Siskiyou Clearcut at junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  HSC78225  Epilobium brachycarpum L. P. Janeway 1983-8-28 641 Siskiyou Poker Flat 1529 Comment
  POM258622  Epilobium brachycarpum W. Bridge Cooke 1940-7-12 15341 Siskiyou Mount Shasta: along the Memorial Highway below MacBride Springs. 1524 Comment
  RSA211361  Epilobium ciliatum subsp. ciliatum William J. Ferlatte 1966-8-2 226 Siskiyou Big Flat. Hillside seep forming boggy meadow. Between campground and S. Fork of the Salmon R. 1524 Comment
  POM192604  Epilobium ciliatum subsp. glandulosum Milo S. Baker 1897-08 141 Siskiyou Payne s Springs Comment
  POM248137  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1939-7-21 13701 Siskiyou Mouth of the Municipal spring above Howard, Mount Shasta 1280 Comment
  JEPS94069  Epilobium densiflorum Vernon H. Oswald and Lowell Ahart 1998-9-8 9604 Siskiyou ca. 6 air mi. w. of Mosquito Lake and Whitehorse Flat Reservoir (Julia Glover Flat on USFS 3); Julia Glover Flat 1112 Comment
  UC1034571  Epilobium glaberrimum subsp. glaberrimum Douglas Barbe 1955-7-26 282 Siskiyou n slope Klamath Mountains, Scott Mountain 1920 Comment
  UC922287  Epilobium hallianum Annie M. Alexander and Louise Kellogg 1949-7-24 5868 Siskiyou near Paradise Lake; Marble Mountains 1920 Comment
  POM258623  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1940-7-5 15291 Siskiyou Mt. Shasta: in the meadow at Wagon Camp 1738 Comment
  RSA237388  Epilobium hornemannii subsp. hornemannii Frederick W. Oettinger 1969-8-1 1134 Siskiyou Above wiregrass meadow, English Lake basin. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1707 Comment
  RSA0004447  Epilobium obcordatum subsp. siskiyouense Louis C. Wheeler 1934-8-14 3135 Siskiyou North side White Mountain; Siskiyou Mountains. Mt. Diablo Mer. 1768 Comment
  HSC97696  Epilobium oreganum Thomas W. Nelson, Shauna Hee 2006-8-4 9461 Siskiyou Scott Mtn. Pass, along ridge between Carmen Lake, Hwy. 3, ridge S of junction of FS Rds. 40N08 and 44N44 1671 Comment
  JEPS109563  Epilobium oregonense Dean W. Taylor 2002-7-21 18272 Siskiyou The Eddys, cirque at headwaters of Parks Creek above Caldwell Lakes 2316 Comment
  CAS-BOT-BC171861  Epilobium septentrionale Alice Eastwood 1912-8-30 1997 Siskiyou Mount Eddy Comment
  JEPS109564  Epilobium siskiyouense Dean W. Taylor 2002-7-21 18273 Siskiyou The Eddys, cirque at headwaters of Parks Creek above Caldwell Lakes 2316 Comment
  UC609370  Epilobium siskiyouense Eleanor Burks Hart 1938-8-20 910 Siskiyou below Red Cap (top of ridge) 2407 Comment
  CAS-BOT-BC56945  Equisetum arvense G. B. Grant 1902-9-13 Z 3700 Siskiyou Sisson, N. Cal Comment
  RSA60487  Equisetum laevigatum John H. Thomas 1949-6-16 941 Siskiyou 10 miles north of Gazelle. Comment
  CAS-BOT-BC204507  Eragrostis cilianensis Louis C. Wheeler 1934-10-24 3346 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  CDA2080  Eragrostis curvula William J. Ferlatte 1989-11-8 Siskiyou Southbound I-5 at Grenada off-ramp, 0.4 miles north of Grenada. 0 Comment
  JEPS45874  Eragrostis mexicana subsp. virescens Louis C. Wheeler 1934-10-6 3314 Siskiyou Siskiyou Mts., Oak Knoll Ranger Station, Klamath R. 670 Comment
  UC817674  Eragrostis mexicana subsp. virescens Louis C. Wheeler 1934-10-6 3314 Siskiyou Oak Knoll Ranger Station; Siskiyou Mts., Klamath River 670 Comment
  HSC68530  Eremogone congesta Maralyn A. Renner 1980-6-24 1058 Siskiyou 1/2 mi. E of Cook and Green Pass 1555 Comment
  HSC81555  Eremogone congesta Thomas W. Nelson, Jane P. Nelson 1980-7-20 6166 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  HSC91431  Eremogone congesta Jennifer Whipple 1977-8-5 2174 Siskiyou Wagon Creek drainage on E face of Mt. Eddy 2317 Comment
  CAS-BOT-BC168334  Eremogone congesta var. congesta Alice Eastwood 1912-8-30 s.n. Siskiyou Mount Eddy Comment
  CAS-BOT-BC174230  Eremogone congesta var. congesta Ira L. Wiggins 1955-7-27 13515 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CAS-BOT-BC286695  Ericameria bloomeri C. B. Wolf 1931-9-2 2391 Siskiyou On road to McCloud, 1/2 mile above junction with Pacific Highway 1097 Comment
  CAS-BOT-BC286711  Ericameria bloomeri Geo. D. Butler 1910-8-7 1823 Siskiyou Humbug Mountains 1219 Comment
  UC1118667  Ericameria bloomeri H. A. Jensen 1933-8-23 342 Siskiyou mouth Mountain House Creek; Dunsmuir Quad., Shasta National Forest, Mountain House Creek 1828 Comment
  UC1408800  Ericameria bloomeri Robert F. Thorne and Fred Oettinger 1969-8-10 38988 Siskiyou s slope of Mt. Shasta; Mt. Shasta National Forest 2377 Comment
  UC216590  Ericameria bloomeri W. H. Brewer 1862-1 1415 Siskiyou Mt. Shasta Comment
  HSC2236  Ericameria nauseosa Geo. D. Butler 1910-8-15 1839 Siskiyou Shasta Valley Comment
  HSC5338  Ericameria nauseosa R. C. Wunner 1965-8-17 446 Siskiyou California Lava Beds National Monument; Indian Wells Campground 1433 Comment
  CAS-BOT-BC299464  Ericameria nauseosa var. speciosa Louis C. Wheeler 1934-6-26 2788 Siskiyou Camp Low, Klamath River, Siskyou Mts. 731 Comment
  HSC46938  Ericameria nauseosa var. speciosa William J. Ferlatte 1976-9-22 1853 Siskiyou Grouse Ridge along Yellow Rose Mine Trail 1860 Comment
  LA203186  Ericameria nauseosa var. speciosa Wm. Bridge Cooke; 1939-8-4 13802 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  JEPS41576  Erigeron aliceae W. L. Jepson 1937-7-30 18536 Siskiyou near Poker Flat; Summit Siskiyou Mts. 1584 Comment
  JEPS81787  Erigeron aliceae Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6894 Siskiyou Poker Flat Siskiyou Mountains 1536 Comment
  JEPS84324  Erigeron aliceae L. R. Heckard with J. Hickman et al. 1986-7-17 6500 Siskiyou ca 15 mi from Hwy 96 (Walker) (Oak Knoll Ranger Station road to Condrey Mt.) 2000 Comment
  HSC76764  Erigeron aliceae K. T. Stillman 1976-9-9 495 Siskiyou Ridge above Paradise Lake, Marble Mountain Wilderness Area Comment
  UC1333338  Erigeron aliceae Dorothy Parker 1968-7-18 1024 Siskiyou Salmon Cut Siskiyou Mountains, Salmon Cut 1828 Comment
  UC581713  Erigeron aliceae Joseph P. Tracy 1935-8-4 14523 Siskiyou head of Plummer Creek (e of Mary Blaine Mt., at point called Snow Prarie); , Snow Prarie 1828 Comment
  HSC29206  Erigeron cervinus Frederick W. Oettinger 1968-8-23 608 Siskiyou Salmon Mountains: the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness area; on 'Shasta Ridge, SE of Diamond Lake 2073 Comment
  HSC77104  Erigeron cervinus K. T. Stillman 1976-7-31 354 Siskiyou Marble Mtn. Wilderness Area: Ridge N of jump off Comment
  JEPS105428  Erigeron cervinus Dean W. Taylor 1996-7-12 15789 Siskiyou Salmon Mountains; Patterson Creek drainage (about 5 air miles west of Etna); Klamath National Forest 1371 Comment
  CAS-BOT-BC294908  Erigeron chrysopsidis var. austiniae Gilbert J. Muth 1969-8-6 1216 Siskiyou Boulder Peak Comment
  CAS-BOT-BC297108  Erigeron compositus Wm. Bridge Cooke 1940-7-26 15384 Siskiyou Vicinity of Merriam's timberline on the west side of Shastina, Mount Shasta 2895 Comment
  HSC5560  Erigeron elegantulus R. C. Wunner 1965-7-9 375 Siskiyou Lava Beds National Monument Upper Ice Cave 1555 Comment
  CAS-BOT-BC300472  Erigeron filifolius Edwin B. Copeland 1903-9-8 s.n. Siskiyou Foot of Mt. Eddy 1219 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
  HSC29194  Erigeron foliosus var. confinis Frederick W. Oettinger 1968-8-22 591 Siskiyou Summit of English Peak 2229 Comment
  CAS-BOT-BC300856  Erigeron glacialis var. glacialis Annie M. Alexander; Louise Kellogg 1949-7-19 5807 Siskiyou Paradise Lake, Marble Mountains 1920 Comment
  HSC19478  Erigeron glacialis var. glacialis J. O. Sawyer 1969-8-3 1781 Siskiyou Near Little Duck Lake 2073 Comment
  HSC69180  Erigeron glacialis var. glacialis Maralyn A. Renner 1980-8-6 2339 Siskiyou Cracker Meadow 1555 Comment
  HSC69353  Erigeron glacialis var. glacialis Maralyn A. Renner 1980-8-21 2578 Siskiyou Kidd Creek 2043 Comment
  HSC59901  Erigeron glacialis var. glacialis D. L. Goforth 1979-7-19 261 Siskiyou Trinity Alps Wilderness Area, Caribou Lakes Basin, at Upper Lake 2134 Comment
  CAS-BOT-BC295391  Erigeron inornatus Alice Eastwood 1912-7-15 1118 Siskiyou McCloud Comment
  CAS-BOT-BC295396  Erigeron inornatus A. A. Heller 1914-8-26 11717 Siskiyou Near Deetz Station near Black Butte 1158 Comment
  JEPS41443  Erigeron inornatus var. inornatus W. L. Jepson 1940-7-1 20076 Siskiyou 6 mi e McCloud; Fowlers Camp, McCloud River 975 Comment
  SEINET5708481 Image available Erigeron inornatus var. inornatus Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7702 Siskiyou Scott Mtns. Collected along Road 17, 11.8 mi SW from the intersection of I-5 and Stewart Spring Rd.; Scott Mountains 1955 Comment
  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
  UC163916  Erigeron inornatus var. inornatus Geo. D. Butler 1910-6-17 1570 Siskiyou Humbug <?> Mountain 1066 Comment
  UC455841  Erigeron inornatus var. inornatus I. J. Condit 1911-7-3 Siskiyou along R.R. Shasta Retreat (Shasta Retreat) Comment
  UC468824  Erigeron inornatus var. inornatus W. A. Setchell, C. C. Dobie 1902-7-2 Siskiyou Sisson Mount Shasta, Sisson Comment
  OBI53773  Erigeron inornatus var. inornatus David J. Keil 1992-7-20 23481 Siskiyou 10.3 mi W of Fort Jones along Scott River rd; above Scott river 900 Comment
  OBI55433  Erigeron inornatus var. inornatus David J. Keil 1992-7-20 23492 Siskiyou Klamath NF W of Ft. Jones. Along Forest Rd 44N45, 2 mi S of Scott river Rd 100 Comment
  JEPS101307  Erigeron klamathensis Dean W. Taylor 1999-8-12 17319 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1889 Comment
  RSA60477  Erigeron philadelphicus John H. Thomas 1949-6-16 945 Siskiyou 1/4 mi north of Beaver Creek Public Camp, along Beaver Creek; 5 mi north of junction of Beaver Creek and Klamath River; Klamath National Forest. Comment
  UC909473  Erigeron philadelphicus var. philadelphicus J. H. Thomas 1949-6-16 945 Siskiyou 0.25 mi n Beaver Creek Public Camp (5 mi n of junction of Beaver Creek and Klamath River); Klamath National Forest Comment
  CDA34233  Eriodictyon californicum Jim Rea 2010-7-6 PDR# 1414046 Siskiyou Yreka, Quail Run near Schulmeyer Road. 0 Comment
  SBBG15417  Eriodictyon californicum D. Myrick 1961-6-21 297 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1066 Comment
  CHSC110662  Eriogonum Julie Kierstead Nelson; Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -056 Siskiyou South Fork Willow Creek, foothills of N side Scott Mountain. Rd. 42N19 Sec. 30.; ca. 1 mile S of Gazelle-Callahan Hwy. 1158 Comment
  UCD99665  Eriogonum alpinum A. H. Murphy 1959-7-23 59 X Siskiyou Shasta National Forest. Between North and Middle fork of Sacramento River. 2286 Comment
  HSC69010  Eriogonum compositum Maralyn A. Renner 1980-7-24 2033 Siskiyou Lily Pad Lake 1768 Comment
  CAS-BOT-BC248839  Eriogonum compositum var. compositum Doris K. Kildale 1928-7-2 5338 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  HSC42997  Eriogonum compositum var. compositum J. P. Smith, Steve Selva 1970-6-15 3950 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  CAS-BOT-BC248840  Eriogonum compositum var. compositum Lillian Mott 1976-5-31 19 LM76 Siskiyou Klamath River, for ca. 4.5 miles below jct. of Hwy. 5 and 96 579 Comment
  HSC43406  Eriogonum diclinum K. T. Stillman 1976-6-27 148 Siskiyou Marble Mtn. Wilderness area 2073 Comment
  RSA279588  Eriogonum diclinum James L. Reveal 1975-8-15 3956 Siskiyou Sisikiyou Mountains; Klamathe Nat'l Forest; along the Dry Lake Lookout Road ( FSR 40S01) 0.5 mile west of Dry Lake Lookout near the Buckhorn Trail. 2043 Comment
  SEINET5329119  Eriogonum diclinum J. L. Reveal, Mark L. Reveal 1975-8-15 3956 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Dry Lake Lookout Road (Forest Service Road 40801), 0.5 mi west of Dry Lake Lookout near the Buckthorn Trail, in open places on the upper slopes 2042 Comment
  HSC81670  Eriogonum marifolium Thomas W. Nelson, Jane P. Nelson 1980-7-17 6080 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  SEINET530687  Eriogonum marifolium Paul Opler 2008-7-8 Siskiyou Mt. Shaster, Panther Meadows. 2438 Comment
  UC642570  Eriogonum marifolium W. B. Cooke 1939-6-23 13529 Siskiyou vicinity Wagon Camp (along Wagon Camp road); Mount Shasta 1676 Comment
  UC849524  Eriogonum marifolium L. E. Smith 1915-1 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC263191  Eriogonum marifolium var. cupulatum C. G. Pringle 1881-8-17 s.n. Siskiyou Mount Shasta 2438 Comment
  CAS-BOT-BC263178  Eriogonum marifolium var. cupulatum Wm. Bridge Cooke 1939-6-23 13529 Siskiyou Mount Shasta. Along the Wagon Camp road in the vicinity of Wagon Camp Comment
  HSC24702  Eriogonum nudum var. nudum J. O. Sawyer 1969-8-1 1672 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC30485  Eriogonum nudum var. nudum Frederick W. Oettinger 1968-8-16 532 Siskiyou Marble Mtn. Wilderness Area, summit of Red Hill N of Hancock Lake 2088 Comment
  RSA215592  Eriogonum nudum var. nudum Gilbert Muth 1969-8-8 1301 Siskiyou Boulder Peak Ridge Gap 2287 Comment
  RSA393331  Eriogonum nudum var. nudum L. S. Rose 1937-6-26 37601 Siskiyou 3 miles east of Mt. Shasta City. 1372 Comment
  SD23783  Eriogonum nudum var. nudum Wm. Bridge Cooke 1938-6-17 11037 Siskiyou Mt. Shasta 1372 Comment
  CAS-BOT-BC269747  Eriogonum nudum var. oblongifolium P. A. Munz 1952-7-3 17919 Siskiyou Ft. Goff Public Camp, Klamath River 365 Comment
  SEINET10924428 Image available Eriogonum nudum var. oblongifolium Edward L. Greene 1876-7-8 Greene 923 Siskiyou Collected near Yreka. 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
  SBBG1575  Eriogonum nudum var. pubiflorum H. and M. Dearing 1939-6-3 3538 Siskiyou near Scott Bar 609 Comment
  UC398665  Eriogonum nudum var. pubiflorum A. A. Heller 1927-8-2 14443 Siskiyou 3 mi s Yreka Comment
  CAS-BOT-BC272467  Eriogonum nudum var. pubiflorum Geo. D. Butler 1910-6-27 1605 Siskiyou Near Yreka Comment
  RSA50182  Eriogonum nudum var. pubiflorum E. K. Balls 1949-7-8 13925 Siskiyou Etna Public Camp, southern Siskiyou County 851 Comment
  CAS-BOT-BC252953  Eriogonum pyrolifolium var. pyrolifolium Robert T. Clausen; Harold Trapido 1940-7-27 4968 Siskiyou West side of west fork of Mountainhouse Creek, 3 miles north-northeast of summit of Mt. Shasta, Sacramento River Basin, So. Cascade Mts. 2438 Comment
  CAS-BOT-BC262765  Eriogonum strictum var. anserinum Wayne Roderick 1967-7-28 s.n. Siskiyou West side of Scott Valley, half way between Etna and Fort Jones 914 Comment
  JEPS57225  Eriogonum strictum var. greenei L. R. Heckard 1967-8-13 1713 Siskiyou near summit; Mt. Eddy 2712 Comment
  UC909330  Eriogonum strictum var. proliferum Dorothy Parker 1948-7-25 153 Siskiyou Schoolhouse Hill Plowman's Valley, Schoolhouse Hill 1153 Comment
  RSA423129  Eriogonum ternatum Louis C. Wheeler 1934-9-1 3235 Siskiyou Siskiyou Mountains, Jaynes Canyon. 1951 Comment
  UCD101338  Eriogonum umbellatum Beecher Crampton 1956-8-21 3841 Siskiyou above the Sacramento River, just below the junction of the middle with the south Fork. 1112 Comment
  CAS-BOT-BC267965  Eriogonum umbellatum var. argus A. A. Heller 1914-8-28 11729 Siskiyou East side of Mt. Eddy 1676 Comment
  CAS-BOT-BC267985  Eriogonum umbellatum var. argus Copeland 1903-9-7 3876 Siskiyou Mt. Eddy Comment
  HSC39819  Eriogonum umbellatum var. argus J. O. Sawyer 1969-8-1 1687 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  RSA420693  Eriogonum umbellatum var. dumosum Louis C. Wheeler 1934-6-22 2759 Siskiyou Dry sunny hillside. Cotton Creek, Siskiyou Mts. 915 Comment
  RSA183674  Eriogonum umbellatum var. goodmanii Gilbert Muth 1965-8-10 199 Siskiyou Along upper ridges, Marble Valley Comment
  CAS-BOT-BC268147  Eriogonum umbellatum var. humistratum John Thomas Howell 1937-7-29 13631 Siskiyou Scott Mt. between Siskiyou and Trinity cos. Comment
  UC77425  Eriogonum umbellatum var. humistratum H. E. Brown Jun 15 1897-Jun 30 1897 Siskiyou n side Mt. Shasta Mt. Shasta 1524 Comment
  RSA420695  Eriogonum umbellatum var. modocense M. B. Dunkle 1945-08 9276 Siskiyou Paradise Lake, rocky ledge. Comment
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Jul 11 2010
  UC1540140  Eriogonum umbellatum var. nevadense Dean Wm. Taylor, Glenn L. Clifton, R. Doug Stone 1987-8-7 9265 Siskiyou on northern interior rim of crater Lava Beds National Monument, Caldwell Butte 1499 Comment
  UC375310  Eriogonum umbellatum var. nevadense Geo. D. Butler 1908-8-5 204 Siskiyou summit above Cold Spring; Woolly Creek Comment
  UCD101401  Eriogonum umbellatum var. nevadense J. M. Tucker; L. K. Mann 1963-8-18 3761 Siskiyou On top of saddle, between Marble and southwest ridge of Black Mountain, Marble Mountain Wilderness Area. 2103 Comment
  POM165414  Eriogonum umbellatum var. polyanthum E. B. Copeland 1903-7-6 3496 Siskiyou Hornbrook. Comment
  CAS-BOT-BC435530  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 Naitonal Forest 1725 Comment
  UC711888  Eriogonum vimineum Roxana S. Ferris and Laura Lorraine 1941-8-12 10509 Siskiyou at Petroglyphs n end of Tule Lake, n boundary of Modoc Lava Beds National Monument Modoc Lava Beds National Monument, Tule Lake Comment
  HSC68437  Eriophorum crinigerum Maralyn A. Renner 1980-7-4 1394 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  CHSC4723  Eriophyllum lanatum R. Carter 1966-5-15 403 Siskiyou One mile E of Calahan on N side of Callahan-Gazelle Rd., opposite a small meadow. 914 Comment
  CAS-BOT-BC301117  Eriophyllum lanatum var. achilleoides Frank W. Peirson 1923-7-19 3915 Siskiyou 17 miles north of Bray Comment
  RSA92292  Eriophyllum lanatum var. achilleoides F. W. Peirson 1923-7-19 3915 Siskiyou Open Tableland 17 miles north of Bray Comment
  CAS-BOT-BC301447  Eriophyllum lanatum var. grandiflorum W. R. Dudley 1893-6-23 s.n. Siskiyou Castle Crag [Crags], near Mt Shasta Comment
  POM214005  Eriophyllum lanatum var. grandiflorum Isabelle C. Kimber 1934-6-9 26 Siskiyou Steelbridge Camp, Sacramento River just above confluence with Ney Creek. 732 Comment
  OBI55542  Eriophyllum lanatum var. integrifolium David J. Keil, Kathleen Keil 1992-7-24 23567 Siskiyou East of McCloud along hwy 89, 22.6 mi W of Shasta County line Comment
  CAS-BOT-BC301711  Eriophyllum lanatum var. lanceolatum Elmer I. Applegate 1923-9-7 3952 Siskiyou Doggett Ridge, south slope of the Siskiyou Mountains Comment
  CAS-BOT-BC301716  Eriophyllum lanatum var. lanceolatum H. A. Thomas; J. H. Thomas 1954-7-21 4391 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 1036 Comment
  RSA78806  Eriophyllum lanatum var. lanceolatum P. A. Munz 1952-7-3 17920 Siskiyou Ft. Goff Public Camp, Klamath River 366 Comment
  HSC41085  Erodium cicutarium J. O. Sawyer 1970-3-4 2071 Siskiyou N of Idlewild Campground. 762 Comment
  CAS-BOT-BC54569  Erysimum capitatum Alice Eastwood 1912-8-30 s.n. Siskiyou Mount Eddy. Comment
  CAS-BOT-BC54579  Erysimum capitatum Doris K. Kildale 1929-7-20 8584 Siskiyou East spur Preston Peak above Rockefeller Lake. 2133 Comment
  CAS-BOT-BC54586  Erysimum capitatum G. B. Rossbach 1938-6-24 11073 Siskiyou Mount Shasta. MacBride Spring. 1524 Comment
  UCD115071  Erysimum perenne J. M. Tucker 1963-7-7 3717 Siskiyou in vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1981 Comment
  CAS-BOT-BC153749  Erythranthe alsinoides R. C. Barneby 1954-5-16 11519 Siskiyou Scott R. canyon 11 mi. above Scott Bar 670 Comment
  CAS-BOT-BC416330  Erythranthe breweri Geo. D. Butler 1908-8-7 437 Siskiyou West Fork of Woolly Creek Comment
  CHSC35569  Erythranthe microphylla James P. Smith 1973-5-5 6421 Siskiyou Along Cook and Green Pass road. Comment
  CAS-BOT-BC133269  Erythronium citrinum Geo. D. Butler 1909-4-24 661 Siskiyou Quartz Valley Comment
  HSC44942  Erythronium grandiflorum subsp. grandiflorum J. O. Sawyer 1978-6-20 3262 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  HSC67576  Eschscholzia californica J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-4 5726 Siskiyou Rd. 8, 3.5 mi. from junction with French Creek Rd. 915 Comment
  JEPS22070  Eucephalus glabratus Rimo Bacigalupi 1958-9-3 6892 Siskiyou upper edges of Poker Flat, very close to the ne portion of Del Norte Co. Siskiyou Mountains, Poker Flat 1536 Comment
  UC166575  Eucephalus glabratus Geo. D. Butler 1908-8-7 295 Siskiyou Whiskey Camp Independence Creek Comment
  UCD77363  Eucephalus ledophyllus Robert E. Preston 2001-7-21 1705 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 1920 Comment
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Nov 7 2014
  CAS-BOT-BC176957  Eucephalus tomentellus J. Semple; S. Heard 1986-8-16 8492 Siskiyou SW of Etna. Etna Summit on Forest Hwy-93 1645 Comment
  HSC61117  Euchiton gymnocephalus Ruby Van Deventer Siskiyou F.S. Rd. 17N04; Doe Flat Comment
  UC375458  Euphorbia crenulata Geo. D. Butler 1908-7-4 67 Siskiyou near mouth of Shasta River Comment
  UC1736078  Euphorbia esula Dean W. Taylor 1999-8-12 17298 Siskiyou Mill Creek, Quartz Valley about 1 mile SSW Mugginsville, along Mill Creek logging road 0.5 miles up from bridge crossing 972 Comment
  SBBG28444  Euphorbia lathyris L. C. Wheeler 1934-11-4 3358 Siskiyou Scott Bar, Scott River, Marble Mtns 518 Comment
  HSC67573  Fallopia convolvulus J. P. Smith, Steve Selva 1970-7-17 4442 Siskiyou 915 Comment
  POM211393  Festuca idahoensis L. C. Wheeler 1934-6-7 2658 Siskiyou North Hungry Creek. 1220 Comment
  RSA239118  Festuca idahoensis Frederick W. Oettinger 1969-9-4 1673 Siskiyou Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  HSC42967  Festuca occidentalis J. O. Sawyer, K. T. Stillman 1976-5-29 2750 Siskiyou Along Specimen Creek. 1433 Comment
  POM198352  Festuca occidentalis Geo D. Butler 1910-7-12 1752 Siskiyou Shackleford Creek. 1220 Comment
  UCD66288  Festuca roemeri Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou Northeast face of Marble Mountain, Marble Mountains. 2225 Comment
  UC1733722  Fragaria Frank Gould, Kay H. Beach 1940-5-15 Siskiyou Bull Meadows Comment
  HSC33926  Fragaria virginiana J. O. Sawyer 1968-6-18 244 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  SEINET7417489 Image available Frangula californica A. A. Heller 1916-1 12490 Siskiyou E side of Mount Eddy Comment
  UCD112752  Frangula californica subsp. occidentalis K. M. Meyer; A. Townesmith 2007-7-31 176 Siskiyou Shasta-Trinity National Forest. 6.2 on NF Road 17, off U.S. Hwy 97. 1350 Comment
  CAS-BOT-BC60019  Frangula purshiana W. R. Dudley 1901-8-25 s.n. Siskiyou Creek along Callahan's. Comment
  SEINET11249900  Frangula rubra H. M. Hall, E. B. Babcock 4172 Siskiyou Head of McCloud River 1524 Comment
  CAS-BOT-BC55699  Frangula rubra subsp. modocensis A. A. Heller 1920-8-13 13525 Siskiyou near Upton Comment
  CAS-BOT-BC55716  Frangula rubra subsp. obtusissima Wm. F. Herrin 1920-8-25 s.n. Siskiyou Mt. Eddy Comment
  CAS-BOT-BC55718  Frangula rubra subsp. obtusissima L. E. Smith 1913-6-29 s.n. Siskiyou Rainbow Comment
  SBBG27245  Frangula rubra subsp. obtusissima D. K. Kildale 1929-6-22 8032 Siskiyou base of Black Butte, Mt Shasta Comment
  HSC36746  Fraxinus latifolia Brent Whitely 1975-6-22 25 Siskiyou 220 Comment
  RSA74739  Fraxinus latifolia Albert M. Vollmer, L. Beane 1951-6-2 46 Siskiyou Klamath River Hwy, between US 99 and Gottville. Comment
  CAS-BOT-BC502833  Fritillaria atropurpurea Mrs. Eric Anderson 1923-4-19 s.n. Siskiyou Shasta Springs Comment
  UC705736  Fritillaria atropurpurea Marion Ownbey, D. H. Brown 1941-6-25 2433 Siskiyou near Donomore Meadow (e end of Siskiyou Mountains, near the Oregon Line); Siskiyou Mountains Comment
  CAS-BOT-BC506213  Fritillaria pudica Ira L. Wiggins 1950-5-28 12391 Siskiyou .3 mile west of Carmen Lake Comment
  HSC69398  Galium bifolium Maralyn A. Renner 1980-8-8 2449 Siskiyou Rattlesnake Meadow 1646 Comment
  JEPS27425  Galium glabrescens subsp. glabrescens Lauramay T. Dempster and Clare Hardham 1961-7-3 1875 Siskiyou w face Scott Mountain (se of Callahan); w face of Scott Mountain Comment
  HSC61213  Galium glabrescens subsp. glabrescens Al Hobart Siskiyou El Capitan 1524 Comment
  UCD121773  Galium grayanum Jack Major; M. Fleschner and R. Pemble 1966-9-4 s.n. Siskiyou Northeast face of Marble Mountain. 2133 Comment
  POM367847  Galium multiflorum Louis C. Wheeler 1934-8-14 3141 Siskiyou White Mtn. Siskiyou Mtns. 1951 Comment
  CAS-BOT-BC223193  Galium serpenticum subsp. scotticum Clare B. Hardham 1961-7-3 8115 Siskiyou Scott R, S.W. of Calahan [Callahan] Comment
  UC1211891 Image available Galium serpenticum subsp. scotticum Lauramay T. Dempster and Clare Hardham 1961-7-3 1877 Siskiyou about 2 mi below (i.e. e of) summit (on road sw of Callahan); ; Siskiyou Co. 1828 Comment
  CDA42209  Galium tricornutum D. H. Shaw 1972-6-8 s.n. Siskiyou Airport Road, Montague. 0 Comment
  UC1258469  Galium triflorum John Palmer 1980-8-12 686 Siskiyou se Wards Gap; Klamath National Forest, Condry Mtn. Quad 1188 Comment
  CAS-BOT-BC182270  Garrya fremontii Louis C. Wheeler 1934-6-22 2764 Siskiyou Cottonwood Creek, Siskiyou Mts. 1066 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
  HSC8396  Garrya fremontii C. B. Wolf 1927-8-27 1136 Siskiyou Mouth of Crawford Creek, Klamath river Comment
  POM131994  Garrya fremontii Geo. D. Butler 1910-3-12 1125 Siskiyou Near Yreka. 1067 Comment
  UC412883  Garrya fremontii Annie M. Alexander and Louise Kellogg 1911-6-13 138 Siskiyou 6 mi nw Callahan Comment
  HSC19178  Gaultheria humifusa J. O. Sawyer 1968-7-9 452 Siskiyou W of Little Duck Lake. 1936 Comment
  JEPS24022  Gaultheria ovatifolia Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6884 Siskiyou at junction of Happy Camp - Takilma Road and Poker Flat Road; Siskiyou Mountains 1376 Comment
  HSC29483  Gayophytum diffusum subsp. parviflorum Frederick W. Oettinger 1967-8-21 297 Siskiyou Salmon Mtns., in front of NW face of Tom Taylor Cabin 2055 Comment
  OBI48982  Gayophytum heterozygum Lewis S. Rose 1937-7-28 37599 Siskiyou Shasta Springs 914 Comment
  SBBG5082  Gayophytum ramosissimum H. and M. Dearing 1939-7-2 3797 Siskiyou Etna-Salmon divide 1828 Comment
  UCD18944  Gayophytum ramosissimum A. H. Murphy 1956-8-14 56 E Siskiyou Klamath National Forest, Little Mill Creek Meadows. 2011 Comment
  JEPS83888  Gentiana calycosa Wayne Roderick Sep 1978 Siskiyou vicinity Cook and Green Pass (along trail to Lily Pad Lake); Siskiyou Mts. 1706 Comment
  SEINET8408405  Gentiana calycosa Frank Callahan 2007-9-21 GC- 10 Siskiyou southeast slope of Boulder Peak. 2530 Comment
  SEINET10928363 Image available Gentiana plurisetosa C. C. Harris, Stuart K. Harris 1939-8-29 Harris 976 Siskiyou Half Moon Meadow, Marble Mountain Primitive Area. 1670 Comment
  RSA68913  Gentiana simplex A. E. Culbertson 1943-8-4 45 Siskiyou One fourth m. below Castle Lake; 14 miles southwest of Mt. Shasta on north side of a 6600 eastern spur of Trinity Mountains. 2000 above Sacramento River within ten air miles of its headwaters to the west. 1657 Comment
  RSA151827  Gentianella amarella H. K. Sharsmith, Francia Chisaki 1959-8-19 4730 Siskiyou Just west of summit of Scott Mountain grade, just beyond Trinity County line. 1585 Comment
  RSA780162  Gilia capitata subsp. capitata Brian W. Keelan 2011-8-12 s.n. Siskiyou Siskiyou Mountains, ca. 2 miles E of Cook and Green Pass and 5 miles S of the Oregon border (30 mils W of Interstate 5) 1719 Comment
  UC163988  Gilia capitata subsp. capitata Geo. D. Butler 1908-8-6 32 Siskiyou along trail summit above Cold Spring Woolly Creek; above Cold Spring Woolly Creek Comment
  HSC67700  Glyceria elata Maralyn A. Renner 1980-8-20 2536 Siskiyou S Fork Salmon River at Big Flat 1524 Comment
  SEINET10790893  Glyceria striata Lawrence P. Janeway 1983-9-11 Janeway 684 Siskiyou Preston Peak quad (15') T18N, R6E, SW1/4 of sec. 20. Siskiyou Mountains; at Poker Flat, a meadow in a fir forest. On wet edge of a dry "island in middle of the lower wet part of the meadow. 1524 Comment
  CAS-BOT-BC302679  Gnaphalium palustre Louis C. Wheeler 1934-6-10 2676 Siskiyou Klamath National Forest. Hungry Cr. 1097 Comment
  JEPS33998  Gnaphalium palustre Geo. D. Butler 1909-6-5 795 Siskiyou along creek near Yreka Comment
  UC13544  Goodyera oblongifolia W. C. Blasdale 1894-8-8 Siskiyou Shasta Springs Comment
  POM215865  Gratiola ebracteata Louis C. Wheeler 1935-6-13 3570 Siskiyou Greenview, Scott Valley. 884 Comment
  SDSU2695  Grindelia nana D. F. Howe 1961-8-3 3178 Siskiyou 26.5 miles east of Shasta on #89. 1219 Comment
  CAS-BOT-BC388470  Gypsophila paniculata T. C. Fuller 1967-6-29 16038 Siskiyou W. of Medo-Bel Dairy, College Ave., s.w. part of Weed Comment
  CHSC96006  Hackelia bella L. P. Janeway 2006-7-3 8774 Siskiyou Klamath Ranges. Salmon Mountains; south side of upper Carter Meadows 0.5 km west of Carter Meadows Summit. 1798 Comment
  JEPS84099  Hackelia californica L. R. Heckard with J. Hickman et al. 1986-7-17 6528 Siskiyou above and s of Alex Hole (n of Hwy 96); Buckhorn Campground Comment
  UC24816  Hackelia californica C. B. Bradley 1879-1 Siskiyou Comment
  CAS-BOT-BC231153  Hackelia cusickii Gary Schoolcraft 1985-6-18 1438 Siskiyou 0.25 mile W of Red Rock Lakes 1493 Comment
  UC796499  Hastingsia alba Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11730 Siskiyou French Creek Logging Road w Callahan; w of Callahan 1066 Comment
  CAS-BOT-BC504623  Hastingsia alba Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  HSC29088  Helenium bigelovii Frederick W. Oettinger 1968-8-12 492 Siskiyou Salmon Mountains, Tobacco Lake Trail 1890 Comment
  RSA261538  Helenium bigelovii J. M. Tucker 1974-7-28 4306 Siskiyou Haypress Meadows, Marble Mtn Wilderness Area 1463 Comment
  SEINET10758262  Helenium bigelovii Andrew Townesmith, Karen M. Meyer 2007-7-28 Townesmith 865 Siskiyou Shasta-Trinity National Forest. At the intersection of Forest Service route 26 and Forest Service road 40N33, 6.0 miles west of forest boundary (via route 26). T39N R5W S16. 1441 Comment
  UC1313024  Helenium bigelovii J. M. Tucker 1963-8-17 3738 Siskiyou lower Red Rock Valley Marble Mountain Wilderness Area (in vicinity of cabin) 1493 Comment
  UC1619966  Helenium bigelovii Barbara Ertter with Julie Kierstead and Jim Nelson 1990-7-15 9353 Siskiyou 5 air mi due w of Mount Shasta City (Morgan Meadows on e side of Mount Eddy); Mount Eddy, Morgan Meadows 1676 Comment
  UC246776  Helenium bigelovii H. E. Brown Jun 11 1897-Jun 16 1897 421 Siskiyou n side Mt. Shasta 1524 Comment
  UC642535  Helenium bigelovii W. B. Cooke 1939-7-21 13723 Siskiyou Wagon Camp meadows Mount Shasta 1737 Comment
  POM359786  Helenium bigelovii B. C. Templeton 1957-6-23 s.n. Siskiyou S slope of Scott Mt., between Trinity County line and Bear Creek. Comment
  SD76158  Helenium bigelovii Helen V. Witham 1969-10-9 557 Siskiyou Scott Mountains: Kangaroo Lake, edge of bog. 2100 Comment
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Jun 3 2008
  CAS-BOT-BC305316  Helianthella Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Mumbo Basin, Trinity Mts. 1828 Comment
  CAS-BOT-BC123528  Helianthella californica var. shastensis Amos Arthur Heller 1916-7-22 12489 Siskiyou East side of Mt. Eddy Comment
  CAS-BOT-BC314843  Helianthella californica var. shastensis Elmer I. Applegate 1896-5-29 593 Siskiyou Sacramento River below Sisson Comment
  OBI75226  Hemizonella minima David J. Keil, with Kathleen Keil and Sue Walker 2011-7-15 31058 Siskiyou Cascade Range. Near foot of Mount Shasta in Weed. 1146 Comment
  CAS-BOT-BC313465  Hemizonella minima Doris K. Kildale 1928-7-4 5492 Siskiyou Summit of divide between Salmon River to Scott Valley Comment
  JEPS25817  Heracleum lanatum Geo. D. Butler 1908-8-4 463 Siskiyou Shackleford Creek, Log Lake 1524 Comment
  HSC69333  Heracleum maximum John S. Palmer 1980-8-13 761 Siskiyou Dead Cow Creek, near FS 47N44 from Beaver Creek Rd. 1616 Comment
  POM215863  Herniaria hirsuta subsp. cinerea L. C. Wheeler 1935-6-15 3588 Siskiyou 3 miles W of Greenview, Scott Valley. 884 Comment
  SD43482  Hesperocyparis bakeri Carl B. Wolf 1944-10-30 11481 Siskiyou Modoc Lava Beds, 1 mile northeast of Timbered Crater on Old Stage Road from Dana to Little Hot Springs Valley 1220 Comment
  SD136999  Hesperocyparis bakeri C. B. Wolf, E. R. Johnson 1934-10-9 6169 Siskiyou Siskiyou Mountains, above west fork of Seiad Creek, 3/4 mile above forks of creek, south slope in red rock. 1160 Comment
  RSA435709  Hesperolinon micranthum Louis C. Wheeler 1934-6-2 2614 Siskiyou Oak Knoll Ranger Station, Klamath River. Siskiyou Mtns. (Mt Diablo Mer.) 671 Comment
  CDA15536  Heteromeles arbutifolia G. F. Hrusa 1998-7-5 14704 Siskiyou Siskiyou Mountains; Hwy 96 17.6 mi. W of Happy Camp. Comment
  HSC18658  Heteromeles arbutifolia C. B. Wolf 1927-8-27 1151 Siskiyou On Klamath River, 6 mi. above the mouth of Salmon River Comment
  POM40918  Heterotheca oregona var. rudis Geo D. Butler 1910-7-16 1790 Siskiyou Oro Fino Comment
  JEPS84316  Heterotheca villosa var. minor L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6324 Siskiyou 1/2 air mi from Red Butte (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1850 Comment
  HSC20  Heuchera merriamii William J. Ferlatte 1966-6-22 82 Siskiyou Josephine Lake Basin 1677 Comment
  HSC704  Heuchera merriamii William J. Ferlatte 1967-8-23 1093 Siskiyou Head of Kidd Creek. 2134 Comment
  HSC30651  Heuchera rubescens Frederick W. Oettinger 1969-9-4 1664 Siskiyou Marble Mtn. Wilderness Area, S side of Tobacco Lake Basin 1829 Comment
  HSC22258  Hieracium albiflorum J. O. Sawyer 1969-7-23 1445 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  HSC58886  Hieracium albiflorum Marvin Butler 1971-8-2 253 Siskiyou Near El Capitan 2013 Comment
  RSA238729  Hieracium horridum Frederick W. Oettinger 1969-7-28 1085 Siskiyou Gap SSW of Lower Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  CAS-BOT-BC320102  Hieracium triste Wm. Bridge Cooke 1938-9-8 11633 Siskiyou Mount Shasta. South Gate Springs. Around the upper ends of Panther and Squaw Creeks Comment
  UCD133130  Hieracium triste J. M. Tucker 1950-7-23 1942 Siskiyou Panther Meadows, south slope of Mount Shasta. 2407 Comment
  HSC29375  Holodiscus discolor Frederick W. Oettinger 1969-8-16 1412 Siskiyou English Lake trail 1829 Comment
  HSC34326  Holodiscus discolor J. P. Smith, J. O. Sawyer 1973-8-14 7309 Siskiyou On trail from Campbell Lake to Cliff Lake 1829 Comment
  RSA183703  Holodiscus discolor Gilbert Muth 1965-8-3 148 Siskiyou Down Creek from Marble Valley, Marble Mountains. Comment
  UC1951318  Holodiscus discolor Robert F. Thorne and Fred Oettinger 1969-8-4 63384 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. Near crest of ridge above English Lake, along trail to Hancock Lake. Comment
  CAS-BOT-BC152372  Holodiscus discolor var. discolor Alice Eastwood 1912-8-30 1990 Siskiyou Mount Eddy Comment
  CAS-BOT-BC150134  Holodiscus microphyllus var. glabrescens Elmer I. Applegate 1923-8-18 3852 Siskiyou West base of Hoffman Mountain, Medicine Lake Comment
  CAS-BOT-BC150138  Holodiscus microphyllus var. glabrescens Wm. Bridge Cooke 1938-9-17 11702 Siskiyou Ridge below Horse Camp Comment
  CAS-BOT-BC150141  Holodiscus microphyllus var. glabrescens Wm. Bridge Cooke 1938-9-17 11702 Siskiyou Ridge below Horse Camp Comment
  RSA714933  Holodiscus microphyllus var. glabrescens M. E. Fishbein, Doris Greer 2006-8-3 5874 Siskiyou S base of Medicine Lake Glass Flow, just N of Medicine Lake. 2070 Comment
  HSC39744  Holosteum umbellatum J. O. Sawyer 1970-4-4 2091 Siskiyou Along Sugar Creek 823 Comment
  UC1025006  Hordeum brachyantherum subsp. brachyantherum Leo Whitney 1935-7-15 3469 Siskiyou 2 mi SE of Medicine Lake (Bullseye Lake) Comment
  CAS-BOT-BC143943  Horkelia daucifolia A. A. Heller 1927-5-14 14384 Siskiyou Shasta Valley, near Gazelle Comment
  UC54352  Horkelia daucifolia H. M. Hall and E. B. Babcock June, 1903 4085 Siskiyou near Edgewood; Sierra Nevada, Mt. Shasta 1158 Comment
  RSA32904  Horkelia daucifolia A. A. Heller 1927-5-14 14384 Siskiyou Shasta Valley Comment
  SEINET8224842  Horkelia daucifolia A. Heller 1927-5-14 14384 Siskiyou Shasta Valley, near Gazelle. Comment
  UCSB12365  Horkelia daucifolia Dearing, Hugh; Dearing, Margaret 1939-6-3 Siskiyou Near Scotts Bar Comment
  UC618833  Horkelia fusca subsp. parviflora W. Bridge Cooke 1938-7-15 11229 Siskiyou above Bear Springs; Mount Shasta 1676 Comment
  HSC27406  Horkelia fusca var. parviflora D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19533 Siskiyou Snowman's Hill Summit 3 mi. W of McCloud on Hwy. 89 Comment
  CAS-BOT-BC536221  Horkelia fusca var. parviflora Russell W. Beeson 1926-7-26 B- 20 Siskiyou Bear Valley R.S., Stanislaus Forest 2133 Comment
  CAS-BOT-BC536226  Horkelia fusca var. parviflora John Thomas Howell 1937-7-21 13168 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  UC54359  Horkelia tridentata subsp. tridentata H. M. Hall and E. B. Babcock June 1903 4052 Siskiyou near Sisson; Sierra Nevada 1036 Comment
  CAS-BOT-BC538244  Horkelia tridentata var. flavescens Doris K. Kildale 1929-5-31 9157 Siskiyou South Fork of Salmon River at Cecilville Comment
  HSC70598  Horkelia tridentata var. flavescens J. O. Sawyer, R. J. Cole 1981-7-2 4154 Siskiyou Near Scott Mtn. Campground 1585 Comment
  CAS-BOT-BC55496  Hornungia procumbens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-28 53377 Siskiyou Shasta Valley. 2 miles south of Grenada. 762 Comment
  CAS-BOT-BC201128  Hosackia crassifolia Geo. D. Butler 1910-6-6 1452 Siskiyou Quartz Valley Comment
  CAS-BOT-BC201124  Hosackia crassifolia J. F. Emmel 1968-7-17 87 Siskiyou W slope of Spring Hill, near town of Mt. Shasta Comment
  HSC77274  Hosackia crassifolia L. P. Janeway 1983-6-25 331 Siskiyou Near dirt rd. 450 m N of West Branch Guard Sta. 671 Comment
  JEPS89783  Hulsea nana Dean W. Taylor 1987-6-29 9094 Siskiyou Summit of cinder cone on northern end of Burnt Lava Flow Burnt Lava Flow; northern end of Burnt Lava Flow 1706 Comment
  LA203776  Hulsea nana Wm. Bridge Cooke; 1939-7-26 13769 Siskiyou Mt. Shasta, Along the Summit Trail below Lake Helen 2895 Comment
  HSC65643  Hydrophyllum occidentale J. P. Smith, Steve Selva 1970-6-15 3957 Siskiyou 20 mi. E of Cecilville on the road to Callahan. 1646 Comment
  HSC29246  Hydrophyllum occidentale Frederick W. Oettinger 1969-7-9 945 Siskiyou Marble Mtn. Wilderness Area, NW of Upper English Lake 1799 Comment
  CAS-BOT-BC312850  Hymenoxys lemmonii A. A. Heller 1918-7-25 13083 Siskiyou Shasta Valley between Cazelle and Edgwood [Edgewood] Comment
  CAS-BOT-BC400987  Hypericum anagalloides H. A. Thomas; J. H. Thomas 1954-7-23 4461 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Vicinity of Blind Horse Creek 1036 Comment
  CAS-BOT-BC88618  Idahoa scapigera L. E. Smith 1913-4-22 89 Siskiyou Yreka. Comment
  RSA516492  Iliamna bakeri L. R. Heckard, L. Constance, R. Ornduff 1969-6-24 2290 Siskiyou Northwest side of Mt. Shasta along Hwy 97, 0.7 miles south of Bolam road junction Comment
  RSA530091  Iliamna bakeri D. W. Taylor 1987-8-6 9244 Siskiyou Extreme northeastern portion of county.; (Hambone Island region, about 100 m south of lava Tank) Comment
  RSA77044  Iliamna latibracteata F. W. Peirson 1923-7-17 3772 Siskiyou Whitney Creek, foot of Mt. Shasta Comment
  UC1408777  Ipomopsis aggregata Frederick W. Oettinger and R. F. Thorne 1969-8-8 1282 Siskiyou near English Lake Salmon Mountains, Marble Mountain Wilderness Area (upper edge of Sundew Bog) 1828 Comment
  UC455677  Ipomopsis aggregata I. J. Condit 1911-7-22 Siskiyou below Horse Camp; Mt. Shasta 2286 Comment
  POM147884  Ipomopsis aggregata subsp. formosissima J. B. Feudge 1927-7-24 1747 Siskiyou trail from Mt. Shasta City to Mt. Eddy 1677 Comment
  RSA237944  Ipomopsis aggregata subsp. formosissima Frederick W. Oettinger 1967-7-26 198 Siskiyou Northeastern end of Crapo Peak ridge. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2195 Comment
  UCD118372  Ipomopsis congesta J. M. Tucker 1963-8-18 3759 Siskiyou southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area. 2133 Comment
  UC4294  Iris macrosiphon F. W. Morse 1886-1 Siskiyou Mt. Shasta Comment
  RSA181800  Iris missouriensis H. N. Metcalf, Jack C. Wilson 1965-7-3 65 -27 Siskiyou Gazelle, 14 miles east in the drainage of the Scott River 1707 Comment
  SEINET3876298  Iris missouriensis George Neville Jones 1967-6-30 45138 Siskiyou Grass Lake northeast of Weed.; 0 1524 Comment
  UCD138819  Iris tenuissima L. W. Lenz 1953-5-17 18313 Siskiyou along Salmon River 1.25 mile above junciton with Klamath. 176 Comment
  RSA78683  Iris thompsonii Philip A. Munz 1952-6-2 17875 Siskiyou Road to Baldy Mountain, northwest of Happy Camp, Siskiyou Mountains 1494 Comment
  CHSC32704  Isatis tinctoria James P. Smith 1973-5-5 6526 Siskiyou Scott Bar along the Scott River. Comment
  SD76157  Isatis tinctoria Helen V. Witham 1969-10-7 587 Siskiyou Naturalized along Scott River at bridge to Indian Scotty Campground. 700 Comment
  RSA256698  Isatis tinctoria J. P. Smith 1974-5-25 7394 Siskiyou Along road 8, 0.9 miles from its jct with State Route 3. 976 Comment
  SFV1479  Isatis tinctoria J. M. Tucker, L. K. Mann 1963-7-4 3688 Siskiyou Along old abandoned road 8.5 miles (by road) northeast of Fort Jones. Comment
  JEPS93950  Iva axillaris subsp. robustior Vernon H. Oswald and Lowell Ahart 1998-9-16 9631 Siskiyou 5 mi n of Macdoel (Butte Valley National Grassland near junction of Meiss Lake-Sams Neck Road and Hwy 97); Butte Valley National Grassland 1295 Comment
  POM56240  Iva axillaris subsp. robustior Geo D. Butler 1910-9-12 1874 Siskiyou Near Lower Klamath Lake. 1220 Comment
  RSA184731  Ivesia gordonii var. alpicola Gilbert Muth 1966-7-22 381 Siskiyou Marble Rim, Marble Mountains 2195 Comment
  POM35450  Ivesia gordonii var. ursinorum E. B. Copeland 1903-8-18 3900 Siskiyou Mount Eddy. 2744 Comment
  CAS-BOT-BC142866  Ivesia pickeringii Kevin Sawyer; John Sawyer; Jane Cole; J. P. Smith 1976-9-5 8970 Siskiyou 2.5 miles north of Trinity-Siskiyou Co. line on State Route 3. 1524 Comment
  HSC61923  Juncus acuminatus Ruby Van Deventer 1959-1-9 Siskiyou Poker Flat 1585 Comment
  CHSC97977  Juncus balticus Jennifer Whipple 1976-7-2 1250 Siskiyou Klamath Mountains, Mount Eddy. Near Dobkins Lake. Along shore of lake. 2133 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
  RSA298329  Juncus bolanderi J. P. Smith, Steve Selva 1970-6-15 3923 Siskiyou 10 miles northwest of Forks of Salmon. Comment
  JEPS66924  Juncus bufonius Geo. D. Butler 1908-7-9 874 Siskiyou near Yreka Comment
  CHSC96695  Juncus drummondii Gordon Leppig 1998-8-14 1028 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen. Subalpine fen in cirque west of Little Duck Lake. NAD 27 UTM Zone 10, 503813E, 4572466N. 670 Comment
  HSC22404  Juncus ensifolius J. O. Sawyer 1969-8-5 1953 Siskiyou Above the S Fork of Sugar Creek 1814 Comment
  JEPS66976  Juncus ensifolius Geo. D. Butler 1908-8-28 80 Siskiyou Oro Fino Comment
  HSC77127  Juncus ensifolius L. P. Janeway 1983-8-3 482 Siskiyou 350 m N of W Branch Guard Station 671 Comment
  RSA238915  Juncus hemiendytus var. hemiendytus Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1266 Siskiyou English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  CHSC40148  Juncus hesperius L. P. Janeway 1983-6-25 328 Siskiyou Seep area along edge of dirt road ca 350 m n of West Branch Guard Sta. 670 Comment
  JEPS121599  Juncus howellii Danielle Roach 2011-9-15 Siskiyou Tamarack Flat, north of Mt. Eddy. Sloping wet meadow on ultramafic soil; NE aspect. South China Mountain quadrangle. TF1_B Comment
  UCD21463  Juncus mertensianus Ellen Dean; with Gary Nakamura and K. Mawdsley 2002-7-28 1203 Siskiyou Shasta Trinity National Forest; NW of Castle Crags, in Castle Crags Wilderness. Found west of I-5, near headwaters of the south fork of the Sacramento River. Along shores of Gray Rock Lake. 1800 Comment
  JEPS74127  Juncus mexicanus Geo. D. Butler 1909-5-23 859 Siskiyou near Yreka Comment
  RSA142676  Juncus nevadensis Phillip A. Munz 1960-8-22 24175 Siskiyou Panther Meadows, Mt. Shasta. 2317 Comment
  HSC71105  Juncus nevadensis var. nevadensis Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-24 4511 Siskiyou Along W side of Hwy. 3 just N of Scott Mtn. Summit 1616 Comment
  RSA758590  Juncus nevadensis var. nevadensis Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63403 Siskiyou Klamath Nat'l Forest, Salmon Mountains: Marble Mtn Wilderness, trail to Hancock Lake, above English Lake. 2073 Comment
  JEPS91255  Juncus orthophyllus Dean Wm. Taylor with Rexford E. Palmer 1988-6-23 9871 Siskiyou ca. 4 miles N of Timbered Crater, ca. 1 mile SE of Abobe Flat 1097 Comment
  RSA238912  Juncus orthophyllus Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1299 Siskiyou At Sundew Bog on SE-facing gradual slope due W of the English Lake main camp. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA238913  Juncus orthophyllus Frederick W. Oettinger 1968-9-6 741 Siskiyou At Bear Meadow mid-way along a straight line between English Peak and Tom Taylor cabin, at the head of Snowslide Gulch. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  HSC100785  Juncus parryi L. P. Janeway, B. Castro 2007-7-29 9144 Siskiyou Medicine Lake Highlands; Pumice Stone Mountain, near top of NW shoulder. 626 Comment
  RSA211377  Juncus parryi William J. Ferlatte 1967-8-21 1065 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. Trinity Alps. 2287 Comment
  RSA13850  Juniperus communis var. montana L. C. Wheeler 1934-8-14 3123 Siskiyou 0.5 mile west White Mountain, Siskiyou Mountains 1921 Comment
  CAS-BOT-BC81232  Juniperus occidentalis A. A. Heller 1938-7-12 15262 Siskiyou About 2 miles north of Bray Comment
  CAS-BOT-BC81244  Juniperus occidentalis C. Etienne 1969-12-27 s.n. Siskiyou 15 mi. N of Weed, Highway 97 1767 Comment
  NY20162  Juniperus occidentalis J. W. Thompson 1936-7-8 13156 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
  CHSC75660  Juniperus occidentalis var. occidentalis Vernon H. Oswald; Lowell Ahart 1999-7-5 9813 Siskiyou Gazelle Mtn. On road 41N03 1.0 mi southeast of Gazelle-Callahan Hwy. 1554 Comment
  RSA46968  Keckiella corymbosa Carl B. Wolf 1927-8-27 1125 Siskiyou On the Klamath River, 4 miles below Happy Camp. Comment
  SFV17491  Keckiella corymbosa P. Wilson 1998-7-25 3549 Siskiyou Highway 96 west of Happy Camp. Mile marker 35.50. 400 Comment
  CAS-BOT-BC246184  Keckiella lemmonii David D. Keck 1927-8-17 1265 Siskiyou West flank of Mt. Shasta, 4 1/2 miles from Mt. Shasta City on Horse Camp Trail 1828 Comment
  CHSC25093  Kelloggia galioides J. E. Bowlin 1967-7-18 68 Siskiyou On roadside, ca. 8.5 mi W of Mount Shasta Ski Bowl. 1554 Comment
  CAS-BOT-BC274223  Koeleria Melissa A. Berry 1957-7-11 s.n. Siskiyou Parrott Mill Road, near Callahan 975 Comment
  UC705502  Kopsiopsis strobilacea Marion Ownbey, Fred G. Meyer 1940-7-7 2220 Siskiyou Summit of Cayenne Ridge, Marble Mountain. Comment
  UCD123810  Kopsiopsis strobilacea J. M. Tucker; D. V. Hemphill 1974-7-27 4302 Siskiyou beside trail from Haypress Meadows to Monument Lake, on Sandy Ridge ca. 4 miles from Haypress Meadows; Marble Mountain Wilderness Area. 1859 Comment
  CAS-BOT-BC499661  Kopsiopsis strobilacea Marion Ownbey; Fred G. Meyer 1940-7-7 2220 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  RSA0104505  Kopsiopsis strobilacea Frederick W. Oettinger 1969-7-14 1021 Siskiyou Salmon Mountains. The high lake basins in the vicinity of English Peak Marble Mountain Wilderness area. On the north side of Charmaine Lake. 1920 Comment
  HSC69095  Kyhosia bolanderi Maralyn A. Renner 1980-8-4 2222 Siskiyou Flint Valley 1390 Comment
  CAS-BOT-BC341691  Lagophylla ramosissima A. A. Heller 1919-6-27 13279 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC341696  Lagophylla ramosissima Lewis S. Rose 1945-6-22 45156 Siskiyou Walker, Klamath River 533 Comment
  HSC68067  Lagophylla ramosissima J. P. Smith 1976-5-22 8788 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  RSA715638  Lagophylla ramosissima L. Ahart, John Dittes 2005-6-9 12016 Siskiyou On the east side of a poor rock fence, about 350 yards E of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2.5 miles (air) ESE of Grenada. 775 Comment
  CAS-BOT-BC341703  Lagophylla ramosissima Louis C. Wheeler 1934-6-2 2608 Siskiyou Klamath National Forest. Oak Knoll R. S. 670 Comment
  JEPS38986  Lagophylla ramosissima W. L. Jepson 1940-6-22 19968 Siskiyou Hutton Creek 792 Comment
  UC2026967  Lapsana communis Anthony Baniaga 2011-7-8 428 Siskiyou Klamath National Forest. Along Salmon River, on highway 93 Comment
  CAS-BOT-BC204932  Lathyrus A. M. Vollmer; L. Beane 1951-6-2 57 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  SEINET5327268  Lathyrus jepsonii var. californicus R. McKee 1915-6-29 s.n. Siskiyou Dunsmuir Comment
  HSC71346  Lathyrus lanszwertii var. lanszwertii J. P. Smith 1976-5-21 8778 Siskiyou Klamath National Forest, FS Rd. 40N08, 12.3 mi. from its junction with Hwy. 3 1220 Comment
  UC164009  Lathyrus lanszwertii var. tracyi Geo. D. Butler 1910-5-5 1288 Siskiyou Humbug Mountain Comment
  HSC71653  Lathyrus latifolius J. P. Smith, Steve Selva 1970-6-17 4096 Siskiyou 3 mi. E of Somes Bar. 152 Comment
  RSA126290  Lathyrus nevadensis subsp. lanceolatus I. L. Wiggins 1955-7-21 13427 Siskiyou Near Mt. View Ranch 7 mileNortheast of Cuesta Grade.s above Cecilville on S Fork of Salmon River 976 Comment
  POM17239  Lathyrus nevadensis subsp. nevadensis Geo. D. Butler 1910-6-19 1588 Siskiyou Goosenest Foothills. 1524 Comment
  JEPS75661  Lathyrus nevadensis var. nevadensis Geo. D. Butler 1909-6-22 916 Siskiyou Goosenest Mountain Comment
  CHSC4184  Lepidium campestre R. Carter 1966-5-15 399 Siskiyou McConnahue Gulch, 4.5 mi. SE of Etna, in driveway of Parker home; along W side of driveway. 914 Comment
  CHSC519  Lepidium campestre G. Spurlock 1935-6-1 Siskiyou Comment
  CDA3794  Lepidium latifolium J. R. Grisham 1966-7-12 Siskiyou Mt. Shasta off-ramp of Interstate Freeway at Mt. Shasta City. 0 Comment
  CAS-BOT-BC89830  Lepidium montanum A. A. Heller 1928-6-9 14610 Siskiyou Along the Pacific Highway between Gazelle and Grenada. Comment
  SEINET7073533  Leptodactylon pungens A. G. Vestal 1963-6-1 s.n. Siskiyou Road to Dwinnell Reservoir [Lake Shastina]. UTM Zone 10, 548518mN, 4593966mN. Coordinate datum: NAD27. Comment
  SBBG98238  Leptosiphon ciliatus L. C. Wheeler 1934-6-11 2688 Siskiyou North Hungry Crk, Siskiyou Mts 1219 Comment
  POM74194  Leptosiphon filipes Edward Palmer 1892-7-13 s.n. Siskiyou Mt. Shasta and vicinity. Comment
  HSC45901  Leptosiphon nuttallii Laura Witherspoon 1978-8-18 103 Siskiyou Klamath National Forest, Rd. to Baal Mtn. Lookout 2134 Comment
  HSC8217  Lessingia nemaclada J. P. Smith, J. O. Sawyer 1972-9-14 5801 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  JEPS20657  Lessingia nemaclada Geo. D. Butler 1908-8-30 342 Siskiyou near Fort Jones Comment
  RSA170201  Lessingia nemaclada Joseph P. Tracy 1949-9-14 18552 Siskiyou At Summerville' on South Fork of Salmon River, 5 miles SE of Cecilville 762 Comment
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Sep 27 2007
  CDA39356  Leucocrinum montanum D. H. Shaw 1979-5-9 s.n. Siskiyou Vicinity of Butte Creek, ca. 3.5 km west of Bray. 0 Comment
  RSA158035  Leucophysalis nana Jack Major 1961-7-14 637 Siskiyou Along old road to Panther Creek, Mount Shasta. 1800 Comment
  HSC74920  Lewisia cotyledon var. cotyledon J. P. Smith, Jennifer Whipple 1978-7-2 9965 Siskiyou Klamath National Forest, ridge trail E of Cook and Green Pass 1341 Comment
  CAS-BOT-BC444043  Lewisia cotyledon var. cotyledon Grace Wood 1919-5-9 s.n. Siskiyou Oak Bar Comment
  JEPS84275  Lewisia leeana L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6412 Siskiyou ca 5 mi n town of Seiad Valley (e slope of Kangaroo Mountain, cirque at head of Hell's Canyon); Kangaroo Mountain, Hell's Canyon 1828 Comment
  CAS-BOT-BC444577  Lewisia triphylla C. L. Hitchcock; J. S. Martin 1939-7-9 5337 Siskiyou Paradise Lake, near King's Castle 1767 Comment
  JEPS43207  Lewisia triphylla W. L. Jepson 1907-7-6 2853 a Siskiyou ridge above Cudahay Valley; Marble Mt. Reg. Comment
  UC1037116  Leymus triticoides Leo Whitney 1934-6-29 2251 b Siskiyou near Tennant; Antelope Creek 1463 Comment
  UC803925  Leymus triticoides G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan 1949-8-8 4017 Siskiyou 3 mi s Grenada (along RR right of way) 792 Comment
  UC1483536  Ligusticum grayi Maralyn A. Renner 1980-8-19 2497 Siskiyou s. side Caribou Lake; Coffee Creek Quad., Caribou Lake 2103 Comment
  RSA12590  Lilium kelleyanum Carl B. Wolf 1934-7-6 5996 Siskiyou 4.7 miles from Mt. Shasta City on Wagon Camp Road, SW slope of Mt. Shasta 1220 Comment
  CAS-BOT-BC509361  Lilium kelleyanum Albert M. Vollmer; L. Beane 1953-7-1 109 Siskiyou Foot of Mt. Shasta Comment
  CAS-BOT-BC509366  Lilium kelleyanum Albert M. Vollmer; Ira L. Wiggins 1940-7-5 7 Siskiyou On bottom of canyon and along banks of Cow Creek about 10 miles NE of Sawyer's Bar, on road to Etna. 975 Comment
  CAS-BOT-BC509381  Lilium kelleyanum Alice Eastwood 1923-5-1 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC509386  Lilium kelleyanum Mrs. H. P. Bracelin 1931-6-19 406 Siskiyou North side of Mt. Eddy up from Metcalf's ranch house. 1341 Comment
  CAS-BOT-BC130823  Lilium pardalinum R. C. Wooley 1931-6-1 s.n. Siskiyou Shasta Retreat Comment
  HSC77934  Lilium pardalinum subsp. wigginsii D. K. Imper 1982-7-22 1501 Siskiyou Near Flint Valley 1402 Comment
  RSA766900  Lilium washingtonianum Joseph M. Keefe 1967-7-11 2093 Siskiyou 2.3 miles north of Castle Lake, 10 miles SE of town of Mt. Shasta 1220 Comment
  SEINET3887245  Lilium washingtonianum Alv Dan Youngberg 1964-7-17 86 Siskiyou Humbolt Meridian.; 0 1067 Comment
  JEPS25586  Linanthus harknessii Rimo Bacigalupi 1959-7-2 7218 Siskiyou near n base of Caribou Mtn. (and just s of low divide (Trinity Co. boundary) separating Coffee Creek drainage from that of the Salmon River, Big Flat Campground, headwaters); South Fork of the Salmon River, Big Flat Campground 1508 Comment
  UC1409392  Linanthus nuttallii Frederick W. Oettinger 1969-8-23 1516 Siskiyou vicinity English Peak (Hamilton Camp, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1402 Comment
  UC52687  Linanthus parviflorus F. W. Hooper Siskiyou Little Shasta Comment
  CAS-BOT-BC240386  Linnaea borealis subsp. longiflora A. A. Heller 1905-6-17 8056 Siskiyou Near the Sacramento River west of and near Sisson Comment
  UC1190261  Linnaea borealis var. longiflora Ira L. Wiggins 1955-7-23 13467 Siskiyou ridge w China Creek (s side of S Fork of Salmon River); , w of China Creek 1097 Comment
  UC535885  Linum lewisii Elmer I. Applegate 1923-8-20 3898 Siskiyou Medicine Lake Comment
  UC70413  Lithocarpus densiflorus Milo S. Baker Jul 1899 Siskiyou Shasta Springs Comment
  CAS-BOT-BC36526  Lithocarpus densiflorus var. echinoides Wm. Bridge Cooke 1940-6-6 15031 Siskiyou along trail to Castle Lake Road 1524 Comment
  CAS-BOT-BC36528  Lithocarpus densiflorus var. echinoides A. A. Heller 1918-6-16 13035 Siskiyou Mt. eddy, west of Sisson, on open southeastern slope 1524 Comment
  UC375362  Lithophragma Geo. D. Butler 1909-5-1 687 Siskiyou Klamath Hills Comment
  CAS-BOT-BC435633  Lithophragma heterophyllum Jeanne McFarland; Kathie Meyer; Anne Mullenniex 1995-4-9 51 Siskiyou Off Hwy 96 at Somes Bar, 4 miles north, up Salmon River Hwy at the entrance to Wooley Crk. Trail head 289 Comment
  POM265895  Lithospermum californicum Lincoln Constance, R. Rollins 1942-5-12 2899 Siskiyou Klamath River 12 miles S of Happy Camp. 305 Comment
  HSC77051  Lomatium dissectum var. multifidum K. T. Stillman 1976-6-26 139 Siskiyou Marble Mountain Wilderness Area, Kings Castle. 2134 Comment
  UC1424943  Lomatium dissectum var. multifidum Frederick W. Oettinger 1969-7-9 946 Siskiyou slope nw Upper English Lake (high lake basins in vicinity of Eanglish Peak, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1844 Comment
  HSC82556  Lomatium engelmannii Thomas W. Nelson, Jane P. Nelson 1979-5-26 4712 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  HSC91131  Lomatium engelmannii Jennifer Whipple 1976-7-2 1267 Siskiyou Dobkins Lake drainage on E facing slopes above Dobkins Lake 2256 Comment
  HSC18962  Lomatium macrocarpum J. O. Sawyer 1969-6-10 798 Siskiyou S face near Sugar Lake 1829 Comment
  HSC76724  Lomatium macrocarpum K. T. Stillman 1976-8-7 382 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  JEPS80513  Lomatium macrocarpum Gilbert Muth 1966-7-22 440 Siskiyou Marble Rim, Marble Mt. Wilderness Area Marble Mt. Wilderness Area, Marble Rim 2194 Comment
  JEPS84043  Lomatium macrocarpum L. R. Heckard with J. Hickman et al. 1986-7-17 6454 Siskiyou ca. 5 mi. n. town of Seiad Valley (ridge e. of Kangaroo Peak, s. of Lily Pad Lake) 1900 Comment
  POM132828  Lomatium macrocarpum Geo. D. Butler 1910-5-18 1359 Siskiyou Yreka Comment
  HSC31130  Lomatium nudicaule J. O. Sawyer 1971-8-20 2458 Siskiyou S of Buckhorn Mountain on Big Ridge trail 1982 Comment
  UC1552566  Lomatium peckianum Joe Molter and Sandy Maurer 1988-6-3 Siskiyou ca 3 mi s Hornbrook (on e side of Klamath River); e side of Klamath River 800 Comment
  SEINET11131417  Lomatium triternatum var. triternatum G. D. Butler 1910-5-21 1380 Siskiyou Klamath Hills Comment
  UC673276  Lomatium vaginatum Lincoln Constance and Reed C. Rollins 1942-5-14 2924 Siskiyou 4 mi. w. Yreka (rd. to Walker Post Office); Klamath-Siskiyou Region 1219 Comment
  HSC42904  Lonicera ciliosa J. O. Sawyer, Ken Stillman 1976-5-28 2728 Siskiyou Along Rd. W of Sawyers Bar. 610 Comment
  UCR101765  Lonicera conjugialis L. C. Wheeler 1958-8-21 7416 Siskiyou Siskiyou Mountains, Lily Pad Lake, head W Fork Seiad Creek 1820 Comment
  CAS-BOT-BC240639  Lonicera hispidula P. C. Everett; E. K. Balls 1959-10-24 23943 Siskiyou 3 mi. sw. from Red Bank F.S. Camp along road from Sawyers Bar to Somesbar [Somes Bar] 518 Comment
  CAS-BOT-BC240640  Lonicera hispidula D. H. Norris 1970-5-23 12244 Siskiyou Along Klamath River at Ishi Pishi Bridge near Somes Bar Comment
  CDA42189  Lonicera interrupta F. D. Horn 1978-6-28 s.n. Siskiyou Long Gulch, Hawkinsville. 0 Comment
  CHSC86459  Lotus corniculatus Jenny Marr 1993-7-1 76 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NE of Meiss Lake. 1349 Comment
  SEINET957271  Lotus corniculatus Ynez Whilton Winblad 1941-1 Siskiyou Between Oregon Line and Yreka. Comment
  SEINET11071691 Image available Lotus crassifolius A. A. Heller 1905-6-5 7972 Siskiyou Between Shasta Retreat and Shasta Springs. Comment
  JEPS107666  Lotus denticulatus Lowell Ahart, John Dittes 2005-6-9 12008 Siskiyou Open pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  UC80949  Lotus nevadensis var. nevadensis Katharine Brandegee Jul 1887 Siskiyou Sisson Comment
  UC725417  Lotus purshianus var. purshianus A. A. Heller 1916-8-24 12557 Siskiyou near Sisson 1074 Comment
  HSC2119  Lotus unifoliolatus var. unifoliolatus C. B. Wolf 1927-8-26 997 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  HSC43143  Lotus unifoliolatus var. unifoliolatus Ken Stillman 1976-8-24 420 Siskiyou E and N slopes of Williams Point 366 Comment
  HSC29401  Luetkea pectinata Frederick W. Oettinger 1968-8-2 356 Siskiyou Marble Mtn. Wilderness Area, SE corner of Diamond Lake 2073 Comment
  HSC64941  Luetkea pectinata D. L. Goforth 1979-7-19 265 Siskiyou Trinity Alps Wild Area, Caribou Lakes Basin, upper lake area 2104 Comment
  HSC87  Luetkea pectinata William J. Ferlatte 1966-8-17 389 Siskiyou Caribou Basin 1982 Comment
  UC922372  Luetkea pectinata Annie M. Alexander and Louise Kellogg 1949-7-29 5895 Siskiyou near Hidden Lake (above Sky High Lake); Marble Mountains, Sky High Valley 1859 Comment
  UC609335  Luetkea pectinata Eleanor Burks Hart 1938-8-20 937 Siskiyou n slope Red Cap 2225 Comment
  RSA34240  Luina hypoleuca C. B. Wolf 1927-8-27 1138 Siskiyou Mouth of Crawford Creek, Klamath River. Comment
  JEPS86122  Lupinus Wayne Roderick 1966-6-26 Siskiyou Copper Butte Trail Cook and Green Pass n Seiad Valley (exposed ridge to Copper Butte); Cook and Green Pass, Copper Butte Tail Comment
  SEINET5766232 Image available Lupinus E. B. Copeland 1903-1 3887 Siskiyou Sisson [Mount Shasta] Comment
  RSA119499  Lupinus C. P. Smith 1947-5-13 47269 Siskiyou 2.6 miles east of Weed. Highway 97. Comment
  SEINET11148965 Image available Lupinus C. P. Smith 1940-1 15305 Siskiyou Along the road in the Box Canyon of the Sacramento near Mount Shasta City. 914 Comment
  JEPS85697  Lupinus albicaulis Geo. D. Butler 1909-6-23 913 Siskiyou Goose Nest Comment
  UCD105846  Lupinus albicaulis Rimo Bacigalupi; George Bacigalupi Jr. 1959-6-30 7182 Siskiyou southwest of Mt. Shasta (town). 1036 Comment
  SEINET10544018  Lupinus albicaulis subsp. shastensis William B. Cooke 1938-7-29 Cooke 11388 Siskiyou Mt. Shasta, chaparral 1219 Comment
  RSA60787  Lupinus albicaulis var. shastensis Dorothy Parker 1948-8-10 180 Siskiyou Forks of Etna Creek, Salmon Mountain. 1177 Comment
  UC598747  Lupinus albifrons C. Hart Merriam 1898-8-20 168 Siskiyou Horse Camp Mt. Shasta (Mt. Shasta); , Horse Camp Comment
  CAS-BOT-BC195965  Lupinus albifrons var. albifrons K. L. Chambers 1967-6-22 2850 Siskiyou About 500 ft above and east of the freeway (Hwy. 5) at the Hilts exit, Siskiyou Pass 1097 Comment
  POM11083  Lupinus albifrons var. eminens Geo. D. Butler 1910-5-2 1268 Siskiyou Around Yreka. Comment
  HSC65687  Lupinus albifrons var. flumineus J. P. Smith 1974-5-26 7390 Siskiyou Along FS Rd. 47N03 1524 Comment
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Feb 26 2013
  SEINET10484548  Lupinus albifrons var. flumineus Katherine L. Morris 1973-6-2 Morris 366 Siskiyou At the junction of shasta and klamath rivers on hwy 263 Comment
  HSC27655  Lupinus andersonii Carl W. Mize 1972-6-8 8 Siskiyou 351 Comment
  SFV18059  Lupinus angustiflorus J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Siskiyou 2 miles south of Lava Beds National Monument on Lava Beds National Monument Road. 1738 Comment
  JEPS65308  Lupinus arbustus Geo. D. Butler 1909-5-14 705 Siskiyou near Yreka (Klamath Hills); Klamath Hills Comment
  SEINET10544236 Image available Lupinus argenteus A. Arthur Heller 1905-6-9 Heller 8015 Siskiyou Montague. Comment
  SJSU6501  Lupinus argenteus R. W. Trivelpiece 1972-6-18 128 Siskiyou 3 mi W of Klamath R c. 11 mi SW of Happy Camp 853 Comment
  CAS-BOT-BC196353  Lupinus argenteus var. argenteus L. E. Smith 1914-5-14 695 Siskiyou Montague Comment
  UCD106798  Lupinus argenteus var. argenteus J. M. Tucker 1950-7-24 1960 Siskiyou outskirts of Dorris. Comment
  RSA237957  Lupinus breweri var. breweri Frederick W. Oettinger 1968-8-4 397 Siskiyou Rocky ridge east of English Peak Lookout. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2210 Comment
  UCD20158  Lupinus croceus Charlotte Glenn Date Unknown s.n. Siskiyou Castle Lake. 1584 Comment
  SEINET10490744  Lupinus croceus var. croceus H. Dearing, M. Dearing 1939-6-30 Dearing 3763 Siskiyou Perennial with yellow flower. Callahan, trinity alps rd. Comment
  HSC27342  Lupinus lapidicola J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5703 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  SDSU4985  Lupinus lapidicola D. F. Howe 1972-7-4 4869 Siskiyou Ranger Peak road, stoney hilltop just south of Del Norte, marker near Youngs Valley. 1737 Comment
  RSA413738  Lupinus latifolius subsp. viridifolius Louis C. Wheeler 1934-7-3 2874 Siskiyou Smoky Creek, Sterling Mt. 1494 Comment
  UC162168  Lupinus latifolius var. viridifolius Geo. D. Butler 1908-8-7 373 Siskiyou Whiskey Camp; Independence Creek, Whiskey Camp Comment
  SEINET952479  Lupinus lepidus var. sellulus Mark Fishbein, Lane Hreer 2006-1 5875 Siskiyou South Base of Medicine Lake Glass Flow, just north of Medicine Lake 2050 Comment
  UC865433  Lupinus lepidus var. sellulus A. A. Heller 1916-7-21 12481 Siskiyou near Upton; near Upton 1097 Comment
  UC157002  Lupinus leucophyllus Geo. D. Butler 1908-7-16 365 Siskiyou Klamath River Comment
  JEPS83249  Lupinus luteolus W. L. Jepson 1939-7-23 18455 Siskiyou beyond Hambrook at Cedar Grove road station; Yreka Comment
  RSA60652  Lupinus luteolus Dorothy Parker 1948-6-11 104 Siskiyou Near Bogus 1067 Comment
  LA205153  Lupinus obtusilobus L. Ellison; 1928-9-11 512 Siskiyou Mt Shasta 2590 Comment
  SBBG21863  Lupinus obtusilobus D. Myrick 1964-7-25 965 Siskiyou Panther Meadows, below Ski Bowl Lodge 2346 Comment
  RSA176875  Lupinus onustus A. A. Heller 1927-5-14 14371 Siskiyou Spring Hill, near the town of Mt. Shasta. Comment
  RSA582454  Lupinus polyphyllus subsp. polyphyllus Louis C. Wheeler 1935-6-13 3572 Siskiyou Mill Creek, Quartz Valley. 884 Comment
  CHSC71482  Lupinus polyphyllus var. burkei Vernon H. Oswald; Lowell Ahart 1998-7-21 9330 Siskiyou Northeast of Weed on Tennant Rd. 4.5 mi east of Hwy. 97, 0.5 mi west of the Old State Hwy. to Bray. In a meadow. 1417 Comment
  HSC76486  Lupinus sellulus var. lobbii B. J. Cox, D. B. Dunn 1971-6-9 2807 Siskiyou 11 mi. N of Weed, on Hwy. 97 1250 Comment
  SEINET10485918  Lupinus sellulus var. lobbii H. Dearing, M. Dearing 1938-6-28 Dearing 2180 Siskiyou Flower bluish. Location mccloud. Comment
  UC1483487  Lupinus tracyi Maralyn A. Renner 1980-6-26 1213 Siskiyou se edge Flint Valley; Klamath National Forest, Dillon Mtn. Quad., Flint Valley 1389 Comment
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Oct 13 2011
  NY16054  Lupinus viridifolius A. A. Heller 1905-6-1 7928 Siskiyou Between Dunsmuir and Upper Soda Spring Comment
  HSC42961  Luzula comosa J. O. Sawyer, K. T. Stillman 1976-5-30 2759 Siskiyou Along Specimen Creek. 915 Comment
  RSA299464  Luzula comosa var. laxa J. P. Smith 1973-5-5 6413 Siskiyou Along Cook and Green Pass road. Comment
  RSA215595  Luzula divaricata Gilbert Muth 1969-8-10 1329 Siskiyou Ridge west of Boulder Peak. 2348 Comment
  UC843145  Luzula parviflora John Thomas Howell 1939-8-9 15228 Siskiyou ridge s Marble Valley (Marble Mts.); , ridge s of Marble Valley Comment
  RSA142624  Machaeranthera canescens var. shastensis P. A. Munz 1960-8-22 24183 Siskiyou Panther Meadows, Mt. Shasta 2530 Comment
  RSA14489  Machaeranthera canescens var. shastensis Elmer I. Applegate 1923-8-20 3900 Siskiyou Ranger station, west end of Medicine Lake 1982 Comment
  JEPS40209  Madia elegans Geo. D. Butler 1908-8-12 307 Siskiyou Greenview Scott Valley Comment
  UC1409507  Madia elegans F. W. Oettinger 1969-8-10 1328 Siskiyou Fort Jones Comment
  HSC26763  Madia elegans J. P. Smith, J. O. Sawyer 1971-9-18 4850 Siskiyou 3.9 mi. from the junction of S.R. 3 and Rd. 8 near Callahan 1189 Comment
  SD101077  Madia elegans Darley F. Howe 1977-1 Siskiyou 7.7 miles south of Etna 1000 Comment
  SEINET11601350 Image available Madia elegans G. D. Butler 1910-5-19 1364 Siskiyou Yreka Comment
  UC61681  Madia elegans Geo. B. Grant Sept, 1902 5165 Siskiyou Sisson Mount Shasta 914 Comment
  CAS-BOT-BC344545  Madia exigua Louis C. Wheeler 1934-6-2 2607 Siskiyou Klamath National Forest. Oak Knoll R. S. 670 Comment
  CAS-BOT-BC334667  Madia glomerata Louis C. Wheeler 1934-8-24 3216 Siskiyou Trapper Creek, Siskiyou Mountains 1859 Comment
  SEINET11601402 Image available Madia glomerata L. C. Wheeler 1934-8-24 3216 Siskiyou Trapper Creek, Siskiyou Mts. 1859 Comment
  CAS-BOT-BC94820  Madia gracilis R. C. Wenk 2008-7-25 945 Siskiyou Lily Pad Lake, just W of Kangaroo Lake, S of the Gazelle-Callahan Road 1798 Comment
  JEPS74479  Madia gracilis W. J. Ferlatte 1966-8-3 248 Siskiyou wooded area near public campground; Trinity Alps, Big Flat 1524 Comment
  HSC77238  Madia gracilis L. P. Janeway 1983-7-12 412 Siskiyou Along dirt roadside: Rd. 19N07 ca. 4 mi. N of Indian Cr. Rd. 1006 Comment
  RSA452627  Mahonia aquifolium L. C. Wheeler 1934-6-15 2716 Siskiyou Hungry Creek, Siskiyou Mts. 1280 Comment
  RSA12612  Mahonia aquifolium C. B. Wolf 1934-7-5 5973 Siskiyou 7 mi. from Oak Knoll R. S. on Klamath River, on rd. to Dry Lake Lookout, Siskiyou Mts. 1372 Comment
  RSA78676  Mahonia nervosa P. A. Munz 1952-7-1 17868 Siskiyou Baldy Mt. road n.w. of Happy Valley, Siskiyou Mts. 1220 Comment
  CAS-BOT-BC512763  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1921-7-31 s.n. Siskiyou Shasta Springs Comment
  SEINET12049835  Maianthemum racemosum subsp. amplexicaule F. H. Utech 1986-1 86 -479 Siskiyou Klamath National Forest, West Branch Recreation Area, ca 12 mi NE of Happy Camp to Waldo 1000 Comment
  CAS-BOT-BC514183  Maianthemum stellatum Ira L. Wiggins 1955-7-23 13478 Siskiyou Banks of China Creek 1097 Comment
  CDA42745  Marsilea vestita T. C. Fuller 1960-6-3 s.n. Siskiyou Edge of Toad Lake, ca. 7 miles north of Bartle. 0 Comment
  CHSC71466  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1998-7-21 9337 Siskiyou Dry Lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. 1402 Comment
  JEPS69296  Melica aristata Geo. D. Butler 811 Siskiyou Highland Mine 1828 Comment
  CAS-BOT-BC271213  Melica bulbosa Jason Swallen 1939-7-21 13735 Siskiyou Above Wagon Camp, Mount Shasta 1767 Comment
  POM259099  Melica bulbosa C. L. Hitchcock, J. S. Martin 1939-7-9 5311 Siskiyou Between King's Castle and Black Mountains, west side of ridge. 1829 Comment
  CDA18407  Melica californica G. D. Barbe, P. Hiatt & M. Keffer 1980-6-5 2810 Siskiyou Cascade Range; Mt. Shasta Reforestation area, north of Mt. Shasta city on Everitt Memorial Hwy to Panther Meadows ski area. 1097 Comment
  RSA603846  Melica fugax L. C. Wheeler 1935-5-18 3493 Siskiyou Siskiyou Mountains; Yreka Creek (Mt. Diablo Mer.) 854 Comment
  UCD77854  Melica fugax Robert E. Preston 2002-6-20 1854 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge 2186 Comment
  UCD87261  Melica fugax A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3381 Siskiyou 2 miles south of Doris, on Hwy. 97. Comment
  UCD87297  Melica fugax Joseph P. Tracy 1951-6-16 19479 Siskiyou Summit of the Siskiyous, at crossing of the Takilma-Happy Camp Road, near State Line, south about 3 miles. Comment
  SEINET10893690  Melica fugax A. Arthur Heller 1921-7-7 Heller 13568 Siskiyou Gravekky slope of Mt. Eddy south of Wagon creek, in Canadian zone. 1981 Comment
  HSC22263  Melica stricta J. O. Sawyer 1969-7-9 1264 Siskiyou Summit above S Sugar Lake. 2378 Comment
  HSC15001  Melilotus albus R. C. Wunner 1965-7-16 395 Siskiyou Lava Beds National Monument, as rd. crosses Devils' Homestead Lava Flow 1296 Comment
  CHSC71485  Mentha canadensis Vernon H. Oswald; Lowell Ahart 1998-7-21 9323 Siskiyou Hwy. 97 between Weed and Macdoel at the west end of Grass Lake. Along the edge of the marsh. 1524 Comment
  UC164049  Mentzelia dispersa Geo. D. Butler 1908-7-3 1026 Siskiyou Comment
  RSA15786  Mentzelia laevicaulis Carl B. Wolf 1927-8-26 1009 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  JEPS20796  Menyanthes trifoliata Willis L. Jepson Jul 24 1894-Aug 10 1894 14643 Siskiyou near Sisson (Upper Sacramento Region); Upper Sacramento Region Comment
  HSC62311  Mertensia bella Al Hobart 1968-6-20 Siskiyou Youngs Valley Comment
  CAS-BOT-BC428543  Micranthes aprica Stuart K. Harris 1960-6-28 21595 Siskiyou Vicinity Taylor Lake Comment
  CAS-BOT-BC428735  Micranthes californica John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53411 Siskiyou Fort Jones 853 Comment
  CAS-BOT-BC432853  Micranthes tolmiei Wm. Bridge Cooke 1938-8-22 11556 Siskiyou Mount Shasta. West slope of Shastina. Comment
  POM35782  Microseris laciniata subsp. laciniata Geo D. Butler 1909-6-13 957 Siskiyou Oro Fino Meadows Comment
  UC707027  Microseris laciniata subsp. siskiyouensis G. L. Stebbins Jr. with A. A. Beetle 1942-6-1 3273 Siskiyou along river 2 mi n Swillup Creek Ranger Station; Klamath River 270 Comment
  RSA17746  Microseris nutans Elmer I. Applegate 1935-6-8 9417 Siskiyou Bear Paw Cave, Lava Beds National Monument. Comment
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Dec 17 2015
  HSC36956  Microsteris gracilis J. P. Smith 1974-5-26 7567 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC61899  Microsteris gracilis Ruby Van Deventer 8 Jun [year missing] Siskiyou Poker Flat 1585 Comment
  RSA237539  Mimulus breweri Frederick W. Oettinger 1967-7-26 186 Siskiyou Stream bank below spring at Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  JEPS10466  Mimulus guttatus Geo. D. Butler 1909-5-2 714 Siskiyou near Yreka Comment
  JEPS80572  Mimulus guttatus Gilbert Muth 1965-8-3 157 Siskiyou Marble Valley Marble Mt. Wilderness Area 1792 Comment
  UC144522  Mimulus guttatus Copeland 1903-8-13 3808 Siskiyou Sisson Comment
  POM4  Mimulus guttatus Copeland 1903-8-13 3808 Siskiyou Sisson. [old name for Mount Shasta] Comment
  POM43710  Mimulus guttatus Edward Palmer 1892-7-13 2478 Siskiyou Mt. Shasta and vicinity. Comment
  POM43854  Mimulus guttatus Geo. D. Butler 1910-7-13 1771 Siskiyou Shackleford Creek. 1220 Comment
  JEPS10483  Mimulus microphyllus W. L. Jepson 1937-7-30 18557 Siskiyou Poker Flat Siskiyou Mts. 1584 Comment
  UC726457  Mimulus microphyllus A. A. Heller 1919-6-25 13271 Siskiyou Compton's Prairie Comment
  UC454137  Mimulus moniliformis I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake Comment
  HSC42944  Mimulus moschatus var. moniliformis J. O. Sawyer, Ken Stillman 1976-7-1 2780 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  JEPS22410  Mimulus nanus var. jepsonii Francia Chisaki, Gene B. Newcomb 1958-6-21 1149 Siskiyou n McCloud (on road to Ice Cave); Squaw Valley Creek 1158 Comment
  UC445180  Mimulus pilosus Dr. E. B. Copeland 1903-8-18 3830 Siskiyou Mt. Eddy 2286 Comment
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Sep 16 2010
  UC1063014  Mimulus primuloides L. Whitney 1934-6-10 1 Siskiyou Antelope Creek Dorris Quadrangle, Tennant 1463 Comment
  UC70445  Mimulus primuloides subsp. linearifolius Milo S. Baker July 1899 Siskiyou near Sisson; Sacramento River Comment
  NY380637  Mimulus primuloides var. linearifolius A. A. Heller 1915-8-26 12224 Siskiyou Near the head of Wagon Creek Canyon, Mt. Eddy. 2590.8 Comment
  HSC32164  Mimulus pulsiferae J. O. Sawyer 1970-6-17 2205 Siskiyou Dry slopes N of Sugar Lake 1799 Comment
  CAS-BOT-BC388883  Minuartia douglasii Louis C. Wheeler 1934-6-4 2640 Siskiyou Klamath National Forest. Nigger Gulch 1066 Comment
  CAS-BOT-BC94415  Minuartia nuttallii R. C. Wenk 2005-7-15 228 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, right side of path, 2133 Comment
  HSC99823  Minuartia nuttallii subsp. gregaria G. L. Clifton, Terry Griswold 1979-6-28 6146 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  SEINET10537572  Minuartia nuttallii subsp. gregaria Mary Susan Taylor 1980-7-8 Taylor 3092 Siskiyou T40N R5W sec 35, Weed quad; Shastan Trinity Natl Forest; along Rd 40N43, at W end of Lake Siskiyou. 1372 Comment
  LA45327  Minuartia nuttallii var. gregaria Louis Wheeler; 1934-6-29 2828 Siskiyou Sskiyou Mountains, Sterling Mountain, Soda Creek 1066 Comment
  JEPS105407  Minuartia stolonifera Dean W. Taylor 1996-7-7 15820 Siskiyou Scott Mountains; Highway 3 about 3 miles North of Scott Mountain Pass; Klamath National Forest 1402 Comment
  POM68863  Mirabilis greenei Geo. D. Butler 1910-5-11 1334 Siskiyou Shasta Valley Comment
  CAS-BOT-BC433021  Mitella diversifolia Alice Eastwood 1923-5-18 11833 Siskiyou Shasta Springs Comment
  UC165926  Mitella pentandra Geo. D. Butler 1908-8-8 219 Siskiyou Marble Valley Comment
  UC30027  Mitella pentandra Harley P. Chandler June, 1901 1555 b Siskiyou near Marble Mountain; North Coast Ranges 1828 Comment
  HSC29441  Mitella pentandra Frederick W. Oettinger 1968-8-10 459 Siskiyou High Lake Basins near English Peak, Marble Mountain Wilderness Area; along the old trail between Hancock Lake and Diamond Lake 1974 Comment
  UC1334020  Mitella pentandra Dorothy Parker 1949-7-10 333 Siskiyou Paradise Lake Siskiyou Mountains, Samon Mt. (along edges) 1981 Comment
  CAS-BOT-BC433072  Mitella trifida Edward Lee 1934-8-13 1082 Siskiyou Happy Camp - Waldo (Oregon) Road, Watershed: West branch of Indian Creek. Klamath Nat. Forest. 1463 Comment
  UC1299673  Mitella trifida Freed W. Hoffman 1950-7-13 3637 B Siskiyou road to Baldy Mountain 1.1 mi before Lookout (w Siskiyou Co.); South Fork Indian Creek Comment
  UCSB24595  Mitellastra caulescens Keefe, Joseph 1967-7-10 Siskiyou Indian Creek Road, 22.2 miles north of Happy Camp 1402 Comment
  HSC74817  Mollugo verticillata J. P. Smith, J. O. Sawyer 1978-7-3 9997 Siskiyou Klamath National Forest, Williams Point along the Klamath River, S of Hwy. 96 Comment
  UC1980587  Monardella C. Rose Broome, James L. Reveal, Darin Reveal, Crissie Cagle 1978-8-6 2322 Siskiyou CA highway 96, 0.8 mi W of Hamburg, at Mill Creek, opposite the highway from the Klamath River. Comment
  SBBG6452  Monardella odoratissima H. and M. Dearing 1939-7-2 3798 Siskiyou Etna-Salmon divide 1828 Comment
  UCD125179  Monardella odoratissima Dr. Eckert 1934-8-2 s.n. Siskiyou exact location unknown. 1828 Comment
  UCD125280  Monardella odoratissima R. Tofsrud; J. M. Tucker 1948-8-2 1757 Siskiyou Cemetary about 2 miles south of McCloud. Comment
  CAS-BOT-BC222030  Monardella odoratissima subsp. glauca John Thomas Howell 1937-7-29 13652 A Siskiyou Scott Mt. between Trinity and Siskiyou counties Comment
  UCR47903  Monardella odoratissima subsp. glauca Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  CAS-BOT-BC222174  Monardella odoratissima subsp. pallida C. L. Hitchcock; J. S. Martin 1939-7-6 5213 Siskiyou On Takilma-Happy Camp road 1676 Comment
  LA54285  Monardella odoratissima subsp. pallida Carl Epling; 1940-7-26 15376 Siskiyou Mount Shasta, Diller Canyon Comment
  UC2035850  Monardella odoratissima subsp. pallida C. L. Hitchcock, J. S. Martin 1939-7-6 5213 Siskiyou Takilma-Happy Camp road 1676 Comment
  UC917237  Monardella odoratissima subsp. pallida R. Tofsrud and J. M. Tucker 1948-8-2 1757 Siskiyou Cemetery ca. 2 mi s McCloud Comment
  RSA83364  Monardella odoratissima subsp. pallida F. W. Peirson 1923-7-19 3834 Siskiyou 16 miles S of Bray. Comment
  SEINET844345  Monardella purpurea J. M. Tucker, L. K. Mann, S. L. Holloway 1963-1 3754 Siskiyou Southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area, California 2133 Comment
  UC166061  Montia dichotoma Geo. D. Butler 1909-3-23 677 Siskiyou flats e of Oro Fino Comment
  UC1733723  Montia linearis Kay H. Beach, Frank Gould 1940-5-15 627 Siskiyou Bull Meadows Comment
  CAS-BOT-BC7353  Montia obtusata Amos Arthur Heller 1905-6-1 7945 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  CAS-BOT-BC445210  Montia parvifolia Edward Lee 1934-8-13 1054 Siskiyou Indian Creek, 4 miles north of Happy Camp, Klamath National Forest 411 Comment
  HSC29447  Montia parvifolia Frederick W. Oettinger 1969-7-13 1004 Siskiyou Marble Mtn. Wilderness Area, N of Upper English Lake 1951 Comment
  UC1408941  Montia parvifolia Frederick W. Oettinger 1969-7-13 1004 Siskiyou n of Upper English Lake (High Lake Basins in vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  HSC22223  Montia parvifolia J. O. Sawyer 1969-7-10 1293 Siskiyou E facing slope W of S Sugar Lake 2226 Comment
  UC711878  Muhlenbergia asperifolia Roxana S. Ferris and Laura Lorraine 1941-8-11 10502 Siskiyou on US Hwy 97 Grass Lake Station 1554 Comment
  CAS-BOT-BC267042  Muhlenbergia filiformis Alice Eastwood 1923-5-27 s.n. Siskiyou Shasta Springs to McCloud Comment
  HSC65681  Muhlenbergia filiformis Donald W. Miles 1979-7-25 19 Siskiyou 3/4 way up Shirttail Canyon near Black Fox Mtn. on logging spur 20 miles NE of McCloud. Comment
  SD109606  Muhlenbergia jonesii John R> Reeder, Charlotte G. Reeder 1972-7-24 5808 Siskiyou 7 miles E of McCloud to Jct., and ca. 2 miles N of Pilgrim Creek Nursery Road 1128 Comment
  JEPS94253  Myosotis discolor Vernon H. Oswald and Lowell Ahart 1998-6-11 9211 Siskiyou 23 air mi ne of Weed (Old State Highway 0.5 mi w of Bray, 10 air mi e of Grass Lake located on Highway 97); Old State Highway 1414 Comment
  UC1069117  Nama densa var. parviflora L. Whitney 1934-6-20 3 Siskiyou Tennant Dorris Quad., Tennant Comment
  CAS-BOT-BC516028  Narthecium californicum Elizabeth McClintock; Wayne Roderick 1967-7-28 s.n. Siskiyou At head of Gumboot Lake, SW of Mount Eddy 1828 Comment
  HSC30631  Navarretia capillaris Frederick W. Oettinger 1969-7-9 939 Siskiyou Marble Mtn. Wilderness Area, NW of Upper English Lake 1951 Comment
  UC1409296  Navarretia capillaris Frederick W. Oettinger and R. F. Thorne 1969-8-8 1306 Siskiyou drying meadow near English Lake (High Lake basins in vicinity of English Peak, Marble Mountain Wilderness Area, Salmon Mountains, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness, nr English Lak 1828 Comment
  CAS-BOT-BC230310  Navarretia heterandra Alice Eastwood 1912-7-20 1266 Siskiyou Hornbrook Comment
  JEPS19746  Navarretia leucocephala subsp. minima Rimo Bacigalupi with S. Galen Smith 1957-6-27 5978 Siskiyou 4.0 mi sw Dorris (along U.S. Highway 97); Butte Valley 1280 Comment
  RSA565358  Navarretia sinistra Alva Day, Orbelia Robinson 1984-6-28 84 -17 Siskiyou Highway 3, 5.4 miles south of junction with Callahan-Gazelle Road, 0.9 miles north of Scott Mountain summit. 1494 Comment
  RSA14377  Nothochelone nemorosa Elmer I. Applegate 1923-9-7 3959 Siskiyou Dry Lake Lookout Station; Doggett Ridge, Siskiyou Mountains, Klamath River watershed. Comment
  JEPS84081  Nothochelone nemorosa L. R. Heckard with S. D'Alcamo, J. Hickman, W. Roderick 1986-7-16 6402 Siskiyou 5 mi n of town of Seiad Valley (above and w of Lily Pad Lake) 1850 Comment
  HSC68097  Notholithocarpus densiflorus J. P. Smith, Steve Selva 1970-7-15 4353 Siskiyou Klamath National Forest, road to Happy Camp. 732 Comment
  UC375493  Nuphar lutea subsp. polysepala Geo. D. Butler 1908-8-3 525 Siskiyou Log Lake, Shackleford Creek Shackleford Creek; Log Lake, Shackleford Creek Comment
  CAS-BOT-BC400116  Nuphar polysepala C. L. Hitchcock; J. S. Martin 1939-7-7 5273 Siskiyou Whiskey Lake, 1/2 mile above Camp Chicago, on Sanger Peak Trail 1463 Comment
  HSC29330  Nuphar polysepala Frederick W. Oettinger 1968-8-12 488 Siskiyou Lily Pond, W of W cove of Hancock Lake 1936 Comment
  CDA38151  Oenothera deltoides subsp. piperi T. C. Fuller 1960-6-3 4647 Siskiyou Mt. Hebron Road & Highway 97, 2 miles west of Mt. Hebron. 0 Comment
  SEINET3150351  Oenothera hookeri G. D. Butler 1910-7-30 1799 Siskiyou Yneka Creek Comment
  UC1733725  Olsynium douglasii var. douglasii Kay H. Beach, Frank Gould 1940-5-15 628 Siskiyou Bull Meadows Comment
  CDA7575  Onopordum tauricum T. C. Fuller 1959-12-1 3324 Siskiyou Fred Voelker ranch, west edge of Meiss Lake Basin, just south of Sam s Neck, ca. 15 miles southwest of Dorris. 0 Comment
  JEPS79774  Orobanche corymbosa subsp. mutabilis L. R. Heckard 1967-8-14 1728 Siskiyou Just east of U.S. 97, 2 miles north of Deer Mt. Lodge (19 miles north of Weed). Comment
  HSC29118  Orobanche fasciculata Frederick W. Oettinger, R. F. Thorne 1969-8-4 1176 Siskiyou Marble Mtn. Wilderness Area, just N of Tobacco Lake 1890 Comment
  RSA75605  Orobanche uniflora Albert M. Vollmer, L. Beane 1951-6-2 83 Siskiyou Happy Camp, Klamath River Hwy. Comment
  HSC19208  Orthilia secunda J. O. Sawyer 1968-9-28 748 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  HSC42927  Orthilia secunda Sue Sweet 1977-5-21 67 Siskiyou Off Road 8 on the Sugar Creek Trail along Sugar Creek 1585 Comment
  HSC61510  Orthilia secunda Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  HSC61869  Orthilia secunda Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  RSA0083198  Orthilia secunda William J. Ferlatte 1966-8-3 269 Siskiyou Along the south fork of the Salmon River between the campground and Carter's. 1524 Comment
  CAS-BOT-BC266617  Orthocarpus cuspidatus Geo. D. Butler 1910-6-19 1584 Siskiyou Goosenest foothills Comment
  HSC86557  Orthocarpus cuspidatus subsp. copelandii D. K. Imper Jul 1987 Siskiyou Marble Mtn. Wilderness Area, Haypress Meadow, 8 mi. E of Somes Bar 1372 Comment
  JEPS16355  Orthocarpus cuspidatus subsp. copelandii Peter H. Raven 1956-9-4 10388 Siskiyou ridge s Mount Eddy; s of Mount Eddy 2286 Comment
  JEPS29106  Orthocarpus cuspidatus subsp. copelandii Lauramay T. Dempster 1961-7-1 1823 Siskiyou along ridge from Condry Peak to White Mountain (main ridge, Siskiyou Mts., n of Horse Creek drainage); Siskiyou Mts., Horse Creek drainage, fr Condry Peak to White Comment
  JEPS4544  Orthocarpus cuspidatus subsp. copelandii Alice Eastwood 1912-8-30 1965 Siskiyou Mount Eddy Comment
  JEPS76186  Orthocarpus cuspidatus subsp. copelandii T. I. Chuang with Fei-Mei Chuang 1977-7-22 7636 Siskiyou 3/4 mi from Deadfall Meadow to Deadfall Lake (Mt. Eddy); , fr Deadfall Meadow to Deadfall Lake 2042 Comment
  UC454802  Orthocarpus imbricatus I. J. Condit 1911-7-15 Siskiyou McCloud Comment
  UC1190135  Osmorhiza berteroi Ira L. Wiggins 1955-7-21 13428 Siskiyou along ditch bank near Mt. View Ranch (7 mi above Cecilville); S Fork of Salmon River 975 Comment
  HSC22167  Osmorhiza berteroi J. O. Sawyer 1969-7-1 965 Siskiyou NE facing lower slope above Paynes Lake Creek 1829 Comment
  RSA459006  Osmorhiza berteroi M. B. Dunkle 1944-6-25 9008 Siskiyou Siskiyou National Forest. 1677 Comment
  UC595105  Osmorhiza occidentalis David D. Keck 1938-8-6 4811 Siskiyou 4 mi s Oregon Line (on road from Waldo to Happy Camp, at Del Norte Co. line); Summit of Siskiyou Mts., Poker Flat 1555 Comment
  CAS-BOT-BC413217  Oxyria digyna Wm. Bridge Cooke 1938-9-8 11651 Siskiyou Mount Shasta. North side of Red Butte Comment
  UC618856  Oxyria digyna W. Bridge Cooke 1938-9-8 11651 Siskiyou n side Red Butte; Mount Shasta, n side of Red Butte Comment
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Nov 6 2009
  UCR37815  Oxyria digyna K. T. Stillman 1976-7-15 256 Siskiyou Marble Mountain Wilderness Area, Scott Bar 15' Q. 1951 Comment
  JEPS82265  Packera cana Roger Raiche 1983-8-13 30594 Siskiyou near summit Mt. Eddy 2743 Comment
  UC1299443  Packera cana Freed W. Hoffman 1950-7-11 3562 Siskiyou Cedar Camp Road 19.5 mi n Klamath River Comment
  POM99650  Paeonia brownii Geo. D. Butler 1910-4-23 1229 Siskiyou Quartz Valley. Comment
  UCSC004589  Panicum capillare Randall Morgan 2004-5-31 4177 Siskiyou Castle Crags State Park, Sacramento River Comment
  HSC10501  Panicum oligosanthes var. scribnerianum C. B. Wolf 1927-8-26 1099 Siskiyou Klamath River, 14 mi. above Happy Camp Comment
  CAS-BOT-BC422855  Papaver rhoeas W. R. Ernst 1960-6-14 741 Siskiyou About 1/4 mi. north of Gazelle on U. S. Highway 99. Comment
  JEPS84272  Parnassia californica L. R. Heckard with J. Hickman 1986-7-16 6442 Siskiyou 5 mi n of the town of Seiad Valley (se of Red Butte, Lily Pad Lake); Lily Pad Lake 1770 Comment
  CHSC78534  Parnassia cirrata var. cirrata Vernon H. Oswald 2000-8-28 9954 Siskiyou East border of Kangaroo Lake. 1853 Comment
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May 8 2007
  CAS-BOT-BC175509  Parnassia fimbriata W. R. Dudley 1899-8-24 s.n. Siskiyou Craggy Peak at Spring Comment
  RSA467322  Parnassia fimbriata M. B. Dunkle 1945-1 9360 Siskiyou Klamath National Forest; Marble Mountains, Black Marble ridge [?]. Comment
  UC1408936  Parnassia fimbriata Frederick W. Oettinger 1968-9-4 699 Siskiyou High Lake Basins in vicinity of English Peak (Salmon Mountains, Marble Mountain Wilderness Area, Abbott's Lake); Salmon Mountains, Marble Mountain Wilderness Area, Abbott's 1722 Comment
  POM142860  Parnassia palustris var. californica E. B. Copeland 1903-9-6 s.n. Siskiyou Mt. Eddy. Comment
  RSA795333  Pastinaca sativa L. Ahart, John Dittes 2010-7-30 16937 Siskiyou West of the pipe crossing the Shasta River, about 10 yards south of the Shasta River, about 300 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 air miles southwest of Big Springs Lake., 4.6 air miles northwest of Dwinnel Dam, 5.7 air miles southeast of Grenada. 717 Comment
  RSA237257  Paxistima myrsinites Frederick W. Oettinger 1969-8-7 1281 Siskiyou Margin of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  UC1185941  Paxistima myrsinites L. E. Detling 1950-6-9 6598 Siskiyou Black Butte Summit (Hwy. 99) 1188 Comment
  UCD123288  Pedicularis bracteosa var. flavida Jack Major; M. Fleschner, R. Pemble 1966-9-5 s.n. Siskiyou along trail from Marble Mountain to Sky High Lake, east of Marble Mountain, Marble Mountains, California. 1975 Comment
  POM43422  Pedicularis flavida Geo. D. Butler 1910-7-10 1735 Siskiyou Upper Campbell Lake, Shackleford Creek. 1524 Comment
  RSA211398  Pedicularis flavida William J. Ferlatte 1966-8-17 387 Siskiyou Caribou Basin; Trinity Alps. 1982 Comment
  RSA0018475  Pedicularis howellii James R. Shevock 2012-7-20 40552 Siskiyou Rocky slope above Echo Lake on ridge, east of Red Buttes Wilderness and west of Cook and Green Pass, Applegate River Drainage. 1777 Comment
  HSC699  Pedicularis racemosa William J. Ferlatte 1967-8-23 1101 Siskiyou Head of Kidd Creek 1982 Comment
  RSA238829  Pedicularis racemosa Frederick W. Oettinger 1968-8-3 384 Siskiyou Edge of base camp meadows, near English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  UC572810  Pellaea brachyptera unknown 1937-7-23 9110 Siskiyou Mt Shasta Mt Shasta 1219 Comment
  CAS-BOT-BC67683  Pellaea brachyptera Louis C. Wheeler 1934-6-21 75592 Siskiyou Klamath National Forest - W. fork of Cottonwood Cr. 1371 Comment
  SEINET9628403 Image available Pellaea brachyptera William Bridge Cooke 1941-9-5 16275 Siskiyou Common on the bluff above MacBride Springs. 1524 Comment
  RSA0006214  Penstemon W. C. Cusick 1902-1 2928 Siskiyou Siskiyou Mts., Waldo-Crescent City rd., 1/4 mi. S. of Cal. Line [Siskiyou or Del Norte counties]. Comment
  JEPS101469  Penstemon anguineus Dean W. Taylor 1972-7-3 1593 Siskiyou Cook and Green Pass 1371 Comment
  JEPS7208  Penstemon anguineus Geo. D. Butler 1908-8-4 432 Siskiyou head of Shackleford Creek 1676 Comment
  JEPS82131  Penstemon anguineus Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7290 Siskiyou Poker Flat 1536 Comment
  UC1190133  Penstemon anguineus Ira L. Wiggins 1955-7-24 13490 Siskiyou ridge betw upper reaches of China and Blind Horse Creek; upper reaches of China and Blind Horse Creeks 1493 Comment
  UCD124033  Penstemon anguineus Roman Gankin; Brewer, Hildreth, Milam 1965-8-10 604 Siskiyou summit of Indian Creek Road, 3.5 miles south of California-Oregon State line. Comment
  RSA138224  Penstemon anguineus Percy C. Everett, E. K. Balls 1959-10-23 23941 Siskiyou 4.6 miles SW from Etna on rd from Callaban to Somesbar. Salmon Mtns. 1768 Comment
  JEPS8388  Penstemon cinereus Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth D. Sanderson 1952-6-18 3740 Siskiyou on forest road to Mt. Hebron 16 mi e Montague (near Panther Creek Guard Station); along Little Shasta River, e of Montague 1280 Comment
  HSC69368  Penstemon cinicola J. O. Sawyer, J. Cole 1980-7-20 3809 Siskiyou E side of Grouse Hill 2122 Comment
  CAS-BOT-BC265380  Penstemon davidsonii var. davidsonii Alice Eastwood 1921-7-28 10889 Siskiyou Little Mount Hoffman Comment
  CHSC102575  Penstemon davidsonii var. davidsonii L. P. Janeway 2009-8-3 9887 Siskiyou High Cascade Range. Mt. Shasta, east-northeast slope 2.6 air km southwest of Brewer Creek Trailhead; about 0.3 km south of Brewer Creek. 2680 Comment
  UC614856  Penstemon deustus var. deustus Beryl O. Schreiber 1932-7-18 446 Siskiyou road nw of Weed Comment
  RSA716056  Penstemon deustus var. suffrutescens L. Ahart 2005-6-9 12037 Siskiyou About 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 775 Comment
  UC886951  Penstemon deustus var. suffrutescens Lewis S. Rose 1940-6-14 40586 Siskiyou Indian Well Lava Beds National Monument, Indian Well 1524 Comment
  NY600699  Penstemon gracilentus K. A. Vincent 1987-6-29 4444 Siskiyou Cascade Range, Butte Mountain; along Butte Mountain Road, ca. 3.6 miles west of junction Meiss Lake Road, located 7.2 miles west of junction US 97 on south side of MacDoel. 1828.8 Comment
  NY600754  Penstemon gracilentus A. A. Heller 1939-7-31 15435 Siskiyou Panther Meadow, Mt. Shasta 2438.4 Comment
  SEINET5328440 Image available Penstemon gracilentus K. Vincent, C. Labbe 1987-8-12 4512 Siskiyou Cascade Range, Butte Mtn., on logged edge of douglas fir forest along Butte Mtn. Rd. ca 3.6 mi W of jct. Meiss Lake Rd., located 7.2 mi W of jct. US 97 on S side of MacDoel, 1829 Comment
  CHSC97345  Penstemon heterodoxus var. shastensis Jenny Marr 2006-6-18 232 Siskiyou Cascade Range High. Plants collected along Hwy. 97. 1524 Comment
  JEPS11463  Penstemon heterodoxus var. shastensis W. L. Jepson 1940-7-3 20106 Siskiyou (5 mi se Bartle) (Large meadow.); Big Bear Flat 1219 Comment
  HSC49941  Penstemon humilis subsp. humilis G. L. Clifton, Ground 1978-6-29 1567 Siskiyou Near Davis Rd., close to the town of Macdoel 1372 Comment
  SD113664  Penstemon laetus var. sagittatus Darley F. Howe 1977-7-5 5000 Siskiyou 15 miles southeast of Granada 1219 Comment
  UC1520677  Penstemon laetus var. sagittatus Noel H. Holmgren, James L. Reveal 1980-7-1 9448 Siskiyou U.S. Highway 97, 8.7 km (5.4 mi) ne Weed; ne of Weed 1097 Comment
  UC54634  Penstemon laetus var. sagittatus H. M. Hall and E. B. Babcock June, 1903 4030 Siskiyou Sacramento River near Dunsmuir; Upper Sacramento Valley, Sacramento River 609 Comment
  SEINET272936 Image available Penstemon laetus var. sagittatus Karl A. Vincent 1987-6-28 4440 Siskiyou Cascade Range Mt. Shasta; common old roadbed in lava flow area along E side of US 97 ca 5.1 mi NE of jct. I-5 bus. lo 1158 Comment
  HSC86631  Penstemon newberryi D. K. Imper Jun 1987 Siskiyou 8 mi. E of town of Mt. Shasta, S side of Red Butte 2134 Comment
  CAS-BOT-BC239332  Penstemon newberryi var. berryi L. E. Smith 1913-1-1 s.n. Siskiyou Mt. Shasta Comment
  JEPS5711  Penstemon newberryi var. berryi Geo. D. Butler 1909-7-15 936 Siskiyou Highland Mine Comment
  UC887197  Penstemon newberryi var. newberryi Alice Eastwood 1912-7-19 1230 Siskiyou Mount Shasta Comment
  UCSB24889  Penstemon newberryi var. newberryi Keefe, Joseph 1967-7-11 Siskiyou Near summit of hill by Little Castle Lake, south of Castle Lake, 10 miles southwest of town of Mt. Shasta 2011 Comment
  CHSC1880  Penstemon parvulus V. Holt 1943-7-10 Siskiyou Marble mountains. 1828 Comment
  RSA724922  Penstemon parvulus L. P. Janeway 2006-7-4 8793 Siskiyou Scott Mountains; Opening on spur ridge 1.9 km west-southwest of Scott Mountain Summit. 1838 Comment
  RSA420440  Penstemon parvulus M. B. Dunkle 1945-1 9208 Siskiyou Black Marble Mtn. Klamath Nat'l Forest. Marble Mtns. 2134 Comment
  UC1238905  Penstemon parvulus Freed W. Hoffman 1951-7-21 4058 Siskiyou 1/2 mi e summit (on road from a point 1.1 mi n of Gazelle, w towards Fort Jones, and 9.3 mi on this road); North Coast Ranges, Scarface Mtn., n of Gazelle Comment
  SEINET12291363  Penstemon procerus H. P. Chandler 1901-1 1639 Siskiyou near Marble Mtn 2134 Comment
  NY638946  Penstemon procerus var. brachyanthus I. L. Wiggins 1955-7-27 13526 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042.2 Comment
  UC1408761  Penstemon procerus var. brachyanthus Frederick W. Oettinger 1968-8-18 570 Siskiyou w end Hancock Lake Salmon Mts., Marble Mountain Wilderness Area (high lake basins in vicinity of English Peak, Marble Mountain Wilderness area, Salmon Mountains, western Siskiyou County) 1935 Comment
  HSC19134  Penstemon procerus var. brachyanthus J. O. Sawyer 1969-7-10 1285 Siskiyou E facing slope W of S Sugar Lake 2226 Comment
  SEINET5323604 Image available Penstemon procerus var. brachyanthus G. Butler 1910-7-10 1739 Siskiyou Shacksleford Creek, upper Campbell Lke 1372 Comment
  JEPS19694  Penstemon procerus var. formosus Peter H. Raven 1956-9-4 10420 Siskiyou summit of Mt. Eddy 2758 Comment
  HSC75126  Penstemon roezlii J. P. Smith, Thomas W. Nelson 1979-6-16 10145 Siskiyou Klamath National Forest, along FS Rd. 40N03, 0.3 mi. from its junction with Hwy. 3, 2.72 mi. from county line 1463 Comment
  POM42982  Penstemon roezlii Geo. D. Butler 1910-6-19 1579 Siskiyou Goosenest foothills. 1524 Comment
  POM44448  Penstemon roezlii Geo. D. Butler 1910-6-9 1579 Siskiyou Foothills of the Goosenest Mtns. Comment
  HSC69240  Penstemon rupicola Maralyn A. Renner 1980-9-1 2703 Siskiyou S side of Devil's Punchbowl 1829 Comment
  CAS-BOT-BC239415  Penstemon rupicola C. L. Hitchcock; J. S. Martin 1939-7-6 5231 Siskiyou Peak above and north of Divide of Siskiyou Mts., on Takilma-Happy Camp road 1828 Comment
  SEINET12267134  Penstemon speciosus H. M. Hall, Babcock, E. B. 4071 Siskiyou Mount Shasta, above Sisson 1067 Comment
  HSC58905  Perideridia gairdneri subsp. gairdneri Butler 1971-8-2 269 Siskiyou Near Youngs Valley 1403 Comment
  RSA237657  Perideridia howellii Frederick W. Oettinger, R. Thorne 1969-8-8 1309 Siskiyou West of English Lake above the main campsite. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  UC535906  Perideridia howellii Elmer I. Applegate 1923-8-21 3915 a Siskiyou s Lower Klamath Lake; Willow Creek Comment
  UC1595826  Perideridia leptocarpa Wayne Rolle 1991-7-25 466 Siskiyou above road less than 1/4 mi s Butcher Gulch (above river); Rogue River National Forest, S Fork Salmon River Comment
  UC166021  Perideridia oregana Geo. D. Butler 1910-8-7 1822 Siskiyou Humbug Mountain 1219 Comment
  RSA507512  Perideridia oregana 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
  JEPS22049  Perideridia parishii subsp. latifolia Rimo Bacigalupi with Reino and Aloha Alava 1958-9-2 6932 Siskiyou in meadow 1/4 mi n Scott Mtn. road summit (rd. from Callahan to Trinity Center) 1615 Comment
  RSA211473  Perideridia parishii subsp. latifolia William J. Ferlatte 1966-8-16 371 Siskiyou Trinity Alps: Big Flat Hillside, between campground and S. Fork of the Salmon River 1524 Comment
  JEPS37160  Petasites frigidus var. palmatus Geo. D. Butler 1909-4-11 627 Siskiyou Shasta Springs Comment
  CAS-BOT-BC142703  Phacelia cookei W. B. Cooke; V. G. Cooke 1972-6-30 45419 Siskiyou Military Pass Road, Mt. Shasta. In margins of road. 1524 Comment
  CHSC70020  Phacelia corymbosa Jennifer Whipple 1977-7-22 2035 Siskiyou Klamath Mountains, Mount Eddy. Dobkins Lake drainage on east facing slopes above Dobkins Lake. 2316 Comment
  HSC97684  Phacelia corymbosa Thomas W. Nelson, Jane Nelson 2006-7-1 9454 Siskiyou Along USFS Rd. 4319, Military Pass Rd., The Whaleback 1392 Comment
  JEPS2136  Phacelia hastata W. L. Jepson 1940-6-23 20012 Siskiyou n Mt. Shasta; Andesite sta. 975 Comment
  UC1471541  Phacelia hastata subsp. compacta C. Hart Merriam 1898-8-3 Siskiyou head of Squaw Creek Mt. Shasta Comment
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Sep 19 2006
  HSC33996  Phacelia heterophylla subsp. virgata J. P. Smith 1974-5-25 7500 Siskiyou Along Rd. 8, 2.4 mi. W of its junction with Hwy. 3 976 Comment
  JEPS25846  Phacelia heterophylla subsp. virgata Rimo Bacigalupi with L. Constance and L. Heckard 1961-7-21 7472 Siskiyou along roadbank on state hwy 96 about 5 mi s Clear Creek ((or about 4 mi n of Swillup Creek)); Klamath River 292 Comment
  UC1187639  Phacelia leonis Lincoln Constance, Rimo Bacigalupi, and Lawrence R. Heckard 1960-7-20 3691 Siskiyou ca 5 mi sw Poker Flat; Siskiyou Mountains, Twin Valley 1554 Comment
  CHSC71304  Phacelia linearis Vernon H. Oswald; Lowell Ahart 1998-6-11 9182 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
  UCR93374  Phacelia linearis Kathy Harper, Dane Karr 1994-6-16 s.n. Siskiyou Modoc National Forest, Forest Road 49 (Lava Beds/Medicine Lake Road), c. 1 mi north of southern boundary of Lava Beds National Monument 1402 Comment
  JEPS1155  Phacelia mutabilis W. L. Jepson 1940-7-1 20083 Siskiyou 6 mi e McCloud; McCloud River, Fowlers Camp 975 Comment
  UC221581  Phacelia mutabilis Dr. Edward Palmer Jul 13 1892-Jul 27 1892 2444 Siskiyou Mt. Shasta and vicinity Comment
  UC901811  Phacelia mutabilis L. Constance, J. F. Davidson, B. Kasipligil, and H. L. Mason 1950-7-16 3359 Siskiyou e side Little Grayback Peak (summit of Happy Camp-Waldo rd) 1524 Comment
  UC922464  Phacelia mutabilis Annie M. Alexander and Louise Kellogg 1949-7-22 5846 Siskiyou trail to Kings Castle Marble Mountains, Paradise Lake (top of ridge) 2072 Comment
  JEPS1095  Phacelia pringlei John G. Lemmon September, 1879 Siskiyou near Shasta Comment
  JEPS1092  Phacelia procera W. L. Jepson 1937-7-30 18562 Siskiyou Poker Flat western Siskiyou Mts. Comment
  CAS-BOT-BC159001  Phacelia ramosissima var. ramosissima Alice Eastwood 1912-8-30 2020 Siskiyou Mt. Eddy Comment
  HSC20262  Philadelphus californicus C. B. Wolf 1927-8-27 1127 Siskiyou On Klamath River, 6 mi. below Happy Camp Comment
  RSA782328  Philadelphus californicus R. W. Spjut, Paul Burchstead 2008-6-12 16343 Siskiyou Klamath Region. Klamath National Forest: along North Fork of the Salmon River, east of the Forks of the Salmon 629 Comment
  CAS-BOT-BC77416  Philadelphus lewisii Geo. D. Butler 1910-6-12 1558 Siskiyou Yreka Creek Comment
  CAS-BOT-BC77418  Philadelphus lewisii Alice Eastwood; John Thomas Howell 1937-6-26 5055 Siskiyou Near Sawyers Bar Comment
  UCR222480  Philadelphus lewisii R. F. Thorne 1969-8-2 63398 Siskiyou Klamath Ranges Region; Salmon Mountains, Klamath National Forest, Marble Mountain Wilderness Area, trail to English Peak, along N fork of Salmon River at Cedars 1159 Comment
  UCSB13234  Philadelphus lewisii Breedlove, Dennis 1962-6-10 Siskiyou On the north bank of the Klamath River at its junction with Goff Creek; 4.5 miles west of Seiad 411 Comment
  CAS-BOT-BC77409  Philadelphus lewisii C. H. M. 1907-9-26 s.n. Siskiyou Klamath Canyon near Shovel Creek Comment
  CAS-BOT-BC250952  Phleum pratense Wm. Bridge Cooke 1938-7-15 11201 Siskiyou Mount Shasta. Along creeks in Bear Springs Comment
  RSA161689  Phlox adsurgens Lee W. Lenz 1961-6-22 24361 Siskiyou 15 miles N of Happy Camp, road to O'Brien Comment
  UCSB14858  Phlox adsurgens Breedlove, Dennis 1961-7-2 Siskiyou 14.0 miles southeast of O'brien on road to Happy Camp; Siskiyou Mountains 1463 Comment
  UC589664  Phlox austromontana Douglas Horn 1938-4-17 38 Siskiyou e of Etna 975 Comment
  UC60873  Phlox austromontana Harley P. Chandler Jun 1901 1662 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  HSC46003  Phlox diffusa J. P. Smith 1973-5-5 6472 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC99790  Phlox diffusa G. L. Clifton, Griswold 1979-6-28 6110 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  CAS-BOT-BC294729  Phlox diffusa James Vale 1980-7-25 s.n. Siskiyou Shasta - Trinity National Forest. Mount Shasta, Panther Meadow Comment
  UC880346  Phlox gracilis A. A. Heller 1916-6-20 12396 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  CDA40286  Phlox gracilis T. C. Fuller 1970-5-27 19586 Siskiyou Interstate 5, truck inspection station, Dunsmuir Grade, 4 miles north of Dunsmuir. 0 Comment
  RSA123785  Phlox hoodii subsp. canescens G. D. Barbe 1955-7-6 117 Siskiyou Dry areas above NE shore of Taylor lake, Salmon Mtns. 1951 Comment
  SEINET5732304 Image available Phlox rigida Sandy Holloway 1963-1 23 Siskiyou Humbug Road, 1.5 miles west of Hawkinsville.; Hawkinsville 914 Comment
  UC585232  Phlox speciosa subsp. occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1943 Siskiyou 8 mi s Yreka 822 Comment
  CAS-BOT-BC60686  Phoenicaulis cheiranthoides Dorothy Parker 1948-5-11 s.n. Siskiyou East fork of Scott River, Plowman's Valley. 1158 Comment
  CAS-BOT-BC135025  Phoradendron bolleanum Alice Eastwood 1922-10-23 11559 Siskiyou Yreka Comment
  CAS-BOT-BC56482  Phyllodoce empetriformis R. F. Thorne; Frederick W. Oettinger 1969-8-4 63364 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, 2097 Comment
  HSC4825  Phyllodoce empetriformis J. O. Sawyer 1968-6-18 225 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  JEPS84213  Phyllodoce empetriformis L. R. Heckard with Susan D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6418 Siskiyou 5 mi n of the town of Seiad Valley (e slope of Kangaroo Mountain, at head of Hell's Canyon); Kangaroo Mountain, Hell's Canyon 1828 Comment
  CDA5832  Physalis longifolia G. Deal 1967-8-21 Siskiyou A. Beltramo property, Gazelle. 0 Comment
  HSC27011  Physocarpus capitatus J. P. Smith, J. O. Sawyer 1972-9-13 5779 Siskiyou 0.5 mi. W of Cook and Green Pass on road to Lily Pad Lake Comment
  CAS-BOT-BC140602  Physocarpus capitatus Doris K. Kildale 1929-7-20 8551 Siskiyou Trail to Preston Peak along South Fork Indian Creek 2133 Comment
  JEPS48369  Picea breweriana W. L. Jepson 1907-7-19 2949 Siskiyou Head of Indian Creek Siskiyou Mts., Head of Indian Creek Comment
  HSC103156  Pinus albicaulis Michael Kauffmann 2013-8-7 18 Siskiyou South China Mountain 2395 Comment
  HSC1552  Pinus albicaulis J. F. Knezevich 1967-6-3 182 Siskiyou Mt. Shasta NE of the ski lodge, 300 ft. higher than the lodge 2500 Comment
  RSA0086516  Pinus albicaulis Bonnie C. Templeton 1968-6-13 11334 Siskiyou Mt. Shasta, in the region of Panther Meadows. 2804 Comment
  UC60967  Pinus albicaulis Geo. B. Grant 1902-9-1 5123 Siskiyou Horse Camp Mount Shasta, Horse Camp 2438 Comment
  POM299043  Pinus attenuata Marion Ownbey, Fred G. Meyer 1940-7-7 2219 Siskiyou Near summit of Cayenne Ridge, Marble Mountain. Comment
  HSC45575  Pinus balfouriana Maralyn O'Meara 1972-9-14 115 Siskiyou Ridge above trail to Yellow Rose Mine Comment
  RSA184682  Pinus balfouriana Gilbert Muth 1966-8-6 178 Siskiyou North ridges of the Marble Rim, Marble Mounains. 2134 Comment
  UC401403  Pinus contorta subsp. murrayana Geo. D. Butler 1908-8-3 519 Siskiyou Log Lake Shackleford Creek, Log Lake Comment
  RSA0116404  Pinus contorta var. murrayana E. R. Johnson 1928-8-31 1196 Siskiyou 10 miles East of Bartle. Comment
  HSC36706  Pinus lambertiana Brent Whitely 1975-6-28 103 Siskiyou 915 Comment
  UC60968  Pinus lambertiana Kate Stirring 1914-9-25 Siskiyou Etna Mills Comment
  CAS-BOT-BC419722  Pinus monticola Julie Kierstead Nelson; Keli McElroy 2012-8-10 2012 -076 Siskiyou NW side of Gumboot Lake. 1853 Comment
  HSC69170  Pinus monticola Maralyn A. Renner 1980-8-6 2328 Siskiyou Cracker Meadow 1555 Comment
  HSC69503  Pinus monticola John Palmer 1980-7-24 650 Siskiyou Dillon Divide 1707 Comment
  RSA184683  Pinus monticola Gilbert Muth 1966-8-6 193 Siskiyou Upper meadows and marble outcrops of Marble Valley, Marble Mountains. 1768 Comment
  UC70584  Pinus ponderosa Mrs. Stirring May 1905 Siskiyou Etna Comment
  SEINET5462048 Image available Pinus ponderosa Ross C. Clark, Bob Harvey; Chris Harvey 23914 Siskiyou Mt. Shasta. Comment
  UC375221  Piperia leptopetala Geo. D. Butler 1910-6-17 1604 Siskiyou near Yreka Comment
  UC130660  Piperia unalascensis H. M. Hall 1909-7-1 8678 Siskiyou Salmon River Salmon Mountains 1645 Comment
  CDA40670  Plagiobothrys nothofulvus T. C. Fuller 1958-4-16 4816 Siskiyou Giebner property, 4 miles south of Yreka. 0 Comment
  CHSC86662  Plagiobothrys tenellus Jenny Marr 1993-7-1 45 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS85714  Plantago eriopoda L. R. Heckard 1972-5-31 2936 Siskiyou about 2 mi e Gazelle (on road to Weed) Comment
  HSC86551  Platanthera dilatata D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar, Haypress Meadows region 1372 Comment
  CAS-BOT-BC254618  Poa X limosa John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-28 53382 Siskiyou 2.5 miles S of Grenada, Shasta Valley 762 Comment
  CAS-BOT-BC254779  Poa bolanderi John Thomas Howell 1939-8-9 15218 Siskiyou Sky High Valley, Marble Mountains 1828 Comment
  UCD90581  Poa bolanderi A. H. Murphy 1955-7-27 55 F Siskiyou Klamath National Forest. Marble Mountains. Pierce's Draw Meadow. 1676 Comment
  SEINET7075525 Image available Poa bulbosa A. G. Vestal 1955-5-16 s.n. Siskiyou About 6.2 miles northwest of Weed. 41? deg. 28' 27" North Latitude, -122? deg. 28' 53" West Longitude. UTM Zone 10, 543291mE, 4591309mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  UC1265391  Poa cusickii subsp. purpurascens Frederick W. Oettinger 1969-9-2 1605 Siskiyou above meadow n. side of English Peak; Salmon Mts., High Lake Basins, English Peak vic., Marble Mt. 2164 Comment
  CAS-BOT-BC246829  Poa leptocoma John Thomas Howell 1939-8-10 15263 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  RSA0000484  Poa nervosa L. C. Wheeler 1935-6-30 3629 Siskiyou Shasta Valley, 3 miles S of Grenada. 793 Comment
  CAS-BOT-BC256021  Poa pratensis John Thomas Howell 1937-7-23 13347 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CHSC61586  Poa pratensis subsp. pratensis L. P. Janeway 1983-8-26 592 Siskiyou Siskiyou Mountains; at Poker Flat, upper part of a meadow. 1524 Comment
  UCD91770  Poa pringlei A. H. Murphy 1959-7-22 59 M Siskiyou Shasta National Forest. Summit between Bear Creek and Toad Lake. 2346 Comment
  UC167208  Poa rhizomata Geo. D. Butler 1910-4-21 1205 Siskiyou Oro Fino; ; Siskiyou Co. Comment
  SEINET10822297  Poa sandbergii George D. Butler 1910-4-16 Butler 1187 Siskiyou Klamath Bluffs. Comment
  CAS-BOT-BC237711  Poa secunda John Thomas Howell 1937-7-29 13620 Siskiyou Scott Mountain between Siskiyou and Trinity counties Comment
  UCD90328  Poa secunda A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3414 Siskiyou Canyon N of Willow Creek, 5 miles W of Gazelle. Comment
  HSC25424  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5666 Siskiyou Ridge E of Cook and Green Pass. 1524 Comment
  HSC65435  Poa secunda subsp. secunda J. P. Smith 1973-5-5 6437 Siskiyou Along Cook and Green Pass Rd. Comment
  POM230563  Polemonium californicum J. T. Howell 1937-7-24 13377 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  SEINET5732309 Image available Polemonium californicum J. M. Tucker 1963-1 3725 Siskiyou In vicinity of Paradise Lake, at the base of Kings Castle on the east side, Marble Mountain Wilderness Area.; Paradise Lake 1981 Comment
  CAS-BOT-BC263240  Polemonium carneum R. Stubbs 2010-6-25 010 Siskiyou 1.08 mile SE of Deadwood historical marker. West of Yreka 1331 Comment
  UC164115  Polemonium micranthum Geo. D. Butler 1910-3-23 1137 Siskiyou near Yreka; near Yreka Comment
  UC52664  Polemonium occidentale subsp. occidentale W. C. Blasdale 1894-7-28 Siskiyou Sissons Comment
  UCD109718  Polygala cornuta J. P. Smith; Steve Selva 1970-7-14 3858 Siskiyou Exact location unknown. Comment
  CAS-BOT-BC170345  Polygala cornuta var. cornuta John Thomas Howell 1934-7-4 12406 Siskiyou Se. corner of Siskiyou Co. Comment
  RSA460151  Polygala cornuta var. cornuta Cora Mae Life 1923-08 s.n. Siskiyou Mt. Shasta Comment
  UC454757  Polygala cornuta var. cornuta I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Comment
  POM211510  Polygonum argyrocoleon Louis C. Wheeler 1934-7-3 2860 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. 1677 Comment
  RSA237748  Polygonum bistortoides Frederick W. Oettinger 1968-8-8 446 Siskiyou Slope dropping down to upper English Lake near trail 'Y' to English Peak. Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mtn Wilderness Area. Comment
  CAS-BOT-BC414396  Polygonum californicum Louis C. Wheeler 1934-6-21 2747 Siskiyou Klamath National Forest. W. Fork Cottonwood Cr. 1005 Comment
  UC850076  Polygonum convolvulus L. E. Smith July 1915 Siskiyou Sisson Comment
  UC1191245  Polygonum douglasii subsp. spergulariiforme Herbert L. Mason 1948-7-17 13594 Siskiyou Eastern Grass Lake Comment
  CAS-BOT-BC418586  Polygonum minimum Alice Eastwood 1912-8-30 1980 Siskiyou Mount Eddy Comment
  UC1191242  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1948-7-17 13599 Siskiyou Eastern Grass Lake Comment
  UC1408817  Polygonum polygaloides subsp. kelloggii Frederick W. Oettinger and R. F. Thorne 1969-8-5 1216 Siskiyou English Lake Salmon Mountains, Marble Mountain Wilderness Area (base camp, w Siskiyou Co.) 1828 Comment
  RSA237764  Polygonum shastense Frederick W. Oettinger 1969-9-3 1611 Siskiyou Shasta Ridge N below English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  RSA18970  Polygonum spergulariiforme J. T. Howell 1937-7-21 13159 Siskiyou S Fork of Salmon river near Big Flat. 1524 Comment
  HSC77491  Polygonum spergulariiforme L. P. Janeway 1983-7-7 389 Siskiyou Just NW behind West Branch Guard Sta. 701 Comment
  SEINET10937598  Polygonum spergulariiforme Lowell Ahart, Peter Ahart 1983-9-13 Ahart 4411 Siskiyou Near Hwy 96, near the Klamath River, ca. 5 mi w of Interstate 5. Yellow Pine Forest; 1000 m. 1000 Comment
  HSC79158  Polystichum imbricans C. J. Thomas 1983-10-1 108 Siskiyou 0.75 mi. from Indian Scotty campground on gravel rd. to Paradise Lake 854 Comment
  UC1483404  Polystichum imbricans subsp. imbricans John Palmer 1980-8-12 683 Siskiyou se of Wards Gap; Klamath Nat'l Forest, Condry Mt. Quadrangle 1188 Comment
  CAS-BOT-BC72384  Polystichum lemmonii Maxine Wilkes 1940-8-1 s.n. Siskiyou Deep Lake, Marble Mts. Comment
  UC336670  Polystichum lemmonii unknown Siskiyou Mt. Eddy near Shasta Mt. Mt. Eddy Comment
  UC909350  Polystichum lemmonii Ira L. Wiggins 1950-5-28 12378 Siskiyou ridge just above Grouse Lake (headwaters of Grouse Creek) 1828 Comment
  HSC79123  Polystichum lemmonii C. J. Thomas 1983-10-1 79 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  HSC90061  Polystichum lemmonii R. W. Becking 1985-8-28 Siskiyou Scott Mtn. Rd. Callahan, Rockfence Lake, E of Kangaroo Lake, above cabin 1829 Comment
  CAS-BOT-BC72398  Polystichum lonchitis Gilbert Muth 1965-8-3 s.n. Siskiyou Pothole in Marble, Marble Valley Comment
  CAS-BOT-BC72396  Polystichum lonchitis L. R. Short 1933-9-10 76 Siskiyou Rogue River National Forest 1889 Comment
  UC1593364  Polystichum munitum Alan Smith with Chris Richards, C. Don Macneill, Janet Sowers, Bob Martin, Pat Toops, and Barney 1992-6-6 2542 Siskiyou at base of entrance Fossil Cave; Lava Beds Nat'l Monument 1280 Comment
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May 30 2013
  CAS-BOT-BC72509  Polystichum scopulinum Peter H. Raven 1956-9-4 10385 Siskiyou ridge S. of Mt. Eddy 2286 Comment
  UC185241  Polystichum scopulinum Geo. D. Butler 1910-7-12 1756 Siskiyou Shackleford Creek 1371 Comment
  UC366561  Polystichum scopulinum unknown 1878-7-12 Siskiyou near Shasta (Mt. Eddy) Comment
  UCSB27384  Polystichum scopulinum Wilken, Dieter 1969-7-26 Siskiyou Above summit of Mt. Shasta Ski Bowl Road, S slope of Mt. Shasta. 3200 Comment
  HSC92664  Polystichum scopulinum Jennifer Whipple 1978-7-20 2364 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River 2439 Comment
  UC1134798  Populus tremuloides H. A. Jensen 1933-9-27 356 Siskiyou Widow Spring; Shasta National Forest, Dunsmuir Quad., Widow Spring Comment
  CAS-BOT-BC102961  Populus trichocarpa Grant 1902-9-1 5230 Siskiyou Sisson 1127 Comment
  RSA105419  Potamogeton foliosus Douglas Barbe 1955-6-29 51 Siskiyou 4.1 miles southeast of Etna on the Eastside Road. 915 Comment
  UC202562  Potamogeton illinoensis Geo. D. Butler 1910-8-21 1853 Siskiyou Shasta River Comment
  HSC29382  Potentilla breweri Frederick W. Oettinger 1969-7-13 1000 Siskiyou High Lake Basins near English Peak: Marble Mtn. Wilderness Area; N of upper English Lake 1951 Comment
  HSC90530  Potentilla cristae Jennifer Whipple 1977-7-20 1986 Siskiyou N slopes of Mt. Eddy 2530 Comment
  JEPS109787  Potentilla cristae Dean W. Taylor 2002-7-29 18290 Siskiyou cirque as easterly base of summit ridge, South China Mounain 2423 Comment
  RSA237848  Potentilla glandulosa subsp. ashlandica Frederick W. Oettinger 1969-7-13 1002 Siskiyou North of upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  CDA26100  Potentilla gracilis subsp. nuttallii T. C. Fuller 1958-6-19 1822 Siskiyou Highway 99, 3 miles south of Gazelle. 0 Comment
  UC454983  Potentilla gracilis var. fastigiata I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake, near Sisson 1828 Comment
  CAS-BOT-BC540546  Potentilla gracilis var. fastigiata David D. Keck 1938-8-8 4869 Siskiyou Scott Mountain Divide, between Scott Mountain and Craggy Peak, at Trinity Co. line 1676 Comment
  CAS-BOT-BC540565  Potentilla gracilis var. fastigiata L. E. Smith 1914-6-24 721 Siskiyou Sisson Comment
  HSC29385  Potentilla gracilis var. fastigiata Frederick W. Oettinger 1968-9-10 816 Siskiyou Marble Mtns. Wilderness Area, Horse Range Lake meadow 1829 Comment
  CAS-BOT-BC158531  Potentilla millefolia Frank Gould; Kay H. Beach 1940-5-16 644 Siskiyou About 24 miles north of Weed on the road to [Klammath] Klamath Falls Comment
  CAS-BOT-BC158536  Potentilla millefolia Alice Eastwood; John Thomas Howell 1934-4-20 1781 Siskiyou Gazelle Comment
  HSC19188  Prunus emarginata J. O. Sawyer 1968-6-18 216 Siskiyou Headwaters of Blake's Fork of S Russian Creek. 1738 Comment
  HSC90549  Prunus emarginata Jennifer Whipple 1977-8-6 2202 Siskiyou W side of Dobkins Lake 2073 Comment
  POM257200  Prunus emarginata Annetta Carter 1939-8-19 1455 Siskiyou 3.5 miles N of Dunsmuir. 915 Comment
  RSA183438  Prunus emarginata J. M. Tucker 1963-7-7 3711 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  CAS-BOT-BC158199  Prunus emarginata Paul F. Covel 1939-8-13 1652 Siskiyou Lava Beds Nat. Monument, Modoc-Siskiyou Co's Comment
  UC618730  Prunus subcordata W. Bridge Cooke 1938-8-5 11437 Siskiyou ount Shasta, MacBride Spring Road Mount Shasta; , MacBride Spring Road 1371 Comment
  UC484192  Prunus subcordata E. R. Johnson 1928-8-31 1195 Siskiyou w edge of Lava Beds National Monument, between Bartle and Lookout Lava Beds National Monument Comment
  CAS-BOT-BC151234  Prunus virginiana var. demissa L. E. Smith 1912-7-1 s.n. Siskiyou Weed Comment
  CAS-BOT-BC151238  Prunus virginiana var. demissa John Thomas Howell 1939-8-4 15051 Siskiyou Marble River, Marble Mts. 1889 Comment
  CAS-BOT-BC151241  Prunus virginiana var. demissa Doris K. Kildale 1928-8-20 6638 Siskiyou Head of North Fork of Salmon River at Finley's upper camp. Comment
  CAS-BOT-BC151246  Prunus virginiana var. demissa Carl B. Wolf 1927-8-27 1111 Siskiyou On the Klamath River, Happy Camp Comment
  HSC18827  Prunus virginiana var. demissa R. C. Wunner 1965-6-6 97 Siskiyou California Lava Beds National Monument; Lower Caldwell Ice Cave 1402 Comment
  HSC59609  Prunus virginiana var. demissa J. P. Smith, Steve Selva 1970-7-16 4411 Siskiyou Beaver Creek Campground. 823 Comment
  UC154510  Prunus virginiana var. demissa Harley P. Chandler June, 1901 1631 Siskiyou Klamath River to Marble Mountain; North Coast Ranges 2133 Comment
  RSA454202  Prunus virginiana var. melanocarpa Christopher Davidson 1975-6-5 2654 Siskiyou 9.1 miles W of Gazelle on road to Callahan. Klamath National Forest. 1120 Comment
  UC896906  Pseudognaphalium thermale Alice Eastwood 1912-7-21 1297 Siskiyou Sisson Comment
  CAS-BOT-BC239820  Pseudoroegneria spicata Elmer I. Applegate 1935-6-5 9316 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  UC203951  Pseudoroegneria spicata subsp. spicata Geo. D. Butler 1909-6-27 848 Siskiyou Klamath River Comment
  CHSC227  Pseudostellaria jamesiana K. Jaekel 1939-7-29 Siskiyou Meadow on Mt. Eddy. Comment
  CHSC228  Pseudostellaria jamesiana M. Yoder 1941-7-12 Siskiyou Castle Lake. Comment
  JEPS47273  Pseudotrillium rivale Milo S. Baker 1923-8-14 243 b Siskiyou Siskiyou Nat'l Forest, Smith R. Division, Camp 6 Comment
  NY63884  Pseudotsuga menziesii var. menziesii D. B. Dunn 1973-6-3 20650 Siskiyou Vicinity of the campground on the Salmon River, 8.3 miles west of Cecilville Comment
  UC401305  Pseudotsuga menziesii var. menziesii Geo. D. Butler 1908-7-20 522 Siskiyou Humbug Mountain Comment
  JEPS48291  Pseudotsuga menziesii var. menziesii W. L. Jepson 1902-7-22 2958 Siskiyou Hamburg to Scott Valley (on Miamber Trail) Comment
  CAS-BOT-BC460554  Pterospora andromedea Ira L. Wiggins 1955-7-21 13443 Siskiyou Rush Creek Trail, 2 mi. above Mt. View Ranch 1097 Comment
  HSC17963  Pterospora andromedea R. C. Wunner 1965-7-17 399 Siskiyou Lava Beds National Monument. Along upper edge of Black Lava flow near Old Ticner Rd. 1616 Comment
  CAS-BOT-BC147895  Purshia tridentata var. tridentata D. E. Breedlove 1962-6-11 3360 Siskiyou Along State Hwy. 89, 8.0 miles east of McCloud; Cascade Range 1127 Comment
  CAS-BOT-BC147903  Purshia tridentata var. tridentata Alice Eastwood 1921-7-25 10804 Siskiyou Bigelows, [Mc Cloud] McCloud R. Comment
  POM301618  Purshia tridentata var. tridentata Carl B. Wolf 1941-7-26 11076 Siskiyou SW end Little Shasta Valley. 12 miles NE weed on US Hwy 97 at jct with Rd to Montague 915 Comment
  JEPS19283  Pycnanthemum californicum Willis L. Jepson Jul 24 1894-Aug 10 1894 14895 Siskiyou near Sissons (Region of the Upper Sacramento); Upper Sacramento Region, near Sissons Comment
  UC456120  Pycnanthemum californicum I. J. Condit 1911-7-13 Siskiyou Dunsmuir Comment
  CAS-BOT-BC460857  Pyrola aphylla David D. Keck 1938-8-6 4805 Siskiyou At Del Norte Co. line, Poker Flat, summit of Siskiyou Mts., on road from Waldo to Happy Camp Comment
  CAS-BOT-BC460872  Pyrola aphylla L. E. Smith 1913-7-1 424 Siskiyou Dunsmuir Comment
  CAS-BOT-BC465507  Pyrola asarifolia L. E. Smith 1914-7-3 730 Siskiyou Sisson Comment
  CAS-BOT-BC462804  Pyrola dentata L. E. Smith no date on label s.n. Siskiyou North side of Mt. Shasta: Weed Comment
  HSC18922  Pyrola dentata J. O. Sawyer 1969-6-11 820 Siskiyou Near C.C.C. road, in Horse Range Creek drainage 1360 Comment
  RSA0080477  Pyrola dentata Geo D. Butler 1910-6-17 1574 Siskiyou Humbug Mountain. 1220 Comment
  RSA0080486  Pyrola dentata E. K. Balls 1949-7-8 13921 Siskiyou Road from Scott Mountain to Callahan. 1372 Comment
  HSC67673  Pyrola minor John Palmer 1980-7-24 594 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  SD75841  Pyrola secunda D. F. Howe 1969-8-30 4672 Siskiyou Blake's Creek, north fork Salmon River, 20 miles southwest of Aetna 1829 Comment
  CAS-BOT-BC68647  Quercus chrysolepis Doris K. Kildale 1929-4-27 7489 Siskiyou Cecilville, South Fork Salmon River Comment
  POM267241  Quercus chrysolepis Marion Ownbey, Fred G. Meyer 1940-7-6 2201 Siskiyou Along Cayenne Ridge, Marble Mountain. Comment
  CAS-BOT-BC94645  Quercus garryana Doris Overman 1919-9-1 s.n. Siskiyou Yreka Comment
  CAS-BOT-BC94651  Quercus garryana Copeland 1903-7-14 3522 Siskiyou Klamathon 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
  RSA96710  Quercus garryana var. garryana Percy C. Everett, E. K. Balls 1954-10-13 20294 Siskiyou Indian Creek road to Obrien, just below summit, 21 m. n.w. from Hwy 96 at Happy Camp. 1555 Comment
  CAS-BOT-BC105462  Quercus kelloggii Marion Ownbey; Fred G. Meyer 1940-7-7 2214 Siskiyou Cayenne Ridge, Marble Mountain Comment
  CDA21943  Quercus kelloggii T. C. Fuller 1964-10-7 12685 Siskiyou On slope of Mt. Shasta, 1 mile southeast of Mt. Shasta City. 0 Comment
  RSA623530  Quercus kelloggii J. M. Tucker 1972-8-8 4244 Siskiyou Marble Mountains, trail from Whiskey Camp to Elk Peak, ca. 2.5 miles west-southwest of Marble Valley Guard Station. 1829 Comment
  UCD46691  Quercus kelloggii Frank C. Vasek 1975-6-29 750629 9 Siskiyou 2.3 miles east of Callahan, Siskiyou County, California. Comment
  CDA15568  Quercus sadleriana G. F. Hrusa 1998-7-5 14676 Siskiyou Siskiyou Mountains; S side below summit on Happy Camp-O'Brien Rd. on Ca. side of State Boundary. Comment
  CHSC91794  Quercus sadleriana G. F. Hrusa 2001-6-6 15853 Siskiyou Siskiyou Mountains. Nr. summit of pass betw. Happy Camp, CA and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. Roadside. UTM: 10T, 4649821 N, 0456023 E. 1424 Comment
  HSC87769  Quercus sadleriana S. L. Holloway 1963-10-12 77 Siskiyou Marble Mountain Wilderness Area, junction of Red Rock Valley trail and Canyon Creek trail. 1341 Comment
  RSA281650  Quercus sadleriana S. O. Mattoon 1979-8-3 70 Siskiyou Bolan Lake, 12 air miles ESE of Hwy 199 and Obrien ore and 3 air miles N of Del Norte county, Siskiyou Mountains. 1829 Comment
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Jun 25 2013
  RSA300512  Quercus sadleriana John Dourley, Walter Wisura 1982-10-17 3883 Siskiyou Mill Creek Ridge, ca. 18 mi N of Happy Camp, along old road up Indian Creek. 1524 Comment
  UCD47252  Quercus sadleriana R. G. Schultz 1965-10-1 1 Siskiyou Red Rock Valley, Siskiyou County, California. 1584 Comment
  UCR210398  Quercus sadleriana J. R. Shevock, David Toren 2000-9-1 20099 Siskiyou Siskiyou Mountains, Rogue River National Forest, Applegate River Drainage, along trail 959 toward Bear Gulch about 100 yards north of Cook and Green Pass off of road 1055 1433 Comment
  HSC91298  Quercus vacciniifolia Jennifer Whipple 1976-7-14 1473 Siskiyou SE slope of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  SBBG113473  Quercus vacciniifolia D. Wilken with E. Painter 2000-8-10 15856 Siskiyou just S of Del Norte and Josephine (OR) county lines, NNE of Little Grayback, near head of Indian Crk, O'Brien-Happy Camp Rd 1500 Comment
  SEINET12029702  Quercus vacciniifolia Unknown 1983-1 4889 Siskiyou Terrace Lake 1898 Comment
  CHSC63323  Raillardella pringlei Vernon H. Oswald; Lowell Ahart 1994-7-11 6400 Siskiyou Gumboot Creek on the upstream side of Forest Rd. 26 (to Mt. Shasta), ca. 0.5 mi NE of Gumboot Lake, W of Dunsmuir. Meadow. 1783 Comment
  UC1658345  Raillardella pringlei J. Kierstead 1990-7-18 90 -102 Siskiyou Gumboot Creek Shasta-Trinity National Forests, Mt. Eddy, Mt. Shasta Ranger (s side of mt., 100 yd s of Forest Service Rd 40N26) 1676 Comment
  UC922382  Ranunculus eschscholtzii var. suksdorfii Annie M. Alexander and Louise Kellogg 1949-7-22 5847 Siskiyou trail to Kings Castle Marble Mountains, Paradise Lake 1920 Comment
  JEPS60678  Ranunculus flammula Geo. D. Butler 1908-8-3 350 Siskiyou Log Lake Shackelford Creek Comment
  SEINET5338679  Ranunculus flammula G. Butler 1910-7-12 1741 Siskiyou Shackleford Creek. 1219 Comment
  UC13928  Ranunculus glaberrimus F. W. Hooper 1897-3-27 Siskiyou Little Shasta Comment
  UCD77229  Ranunculus occidentalis Robert E. Preston 2001-6-30 1631 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 1694 Comment
  HSC61938  Ranunculus orthorhynchus Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  UC54285  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock June, 1903 4066 Siskiyou Sisson Sierra Nevada Mountains, Mount Shasta (meadows around) 1066 Comment
  HSC101561  Ranunculus testiculatus J. P. Smith, J. O. Sawyer 2010-5-6 12816 Siskiyou Along Road 9KO2, N of Irongate Reservoir. 755 Comment
  RSA28827  Rhamnus californica subsp. occidentalis A. A. Heller 1916-7-22 12490 Siskiyou E side of Mt. Eddy Comment
  RSA7809  Rhamnus purshiana Doris K. Kildale 1928-8-18 6435 Siskiyou N Fork Salmon River at Finley Camp. Comment
  JEPS41973  Rhamnus rubra Willis L. Jepson 1894-1 13983 Siskiyou Upton, beyond Sisson Upper Sacramento Region Comment
  JEPS42059  Rhamnus rubra W. L. Jepson 1940-7-3 20090 Siskiyou 6 mi e McCloud (Fowlers Camp); McCloud River 944 Comment
  UC80228  Rhamnus rubra Dr. E. B. Copeland 1903-9-6 3863 Siskiyou Mt. Eddy Comment
  LA40926  Rhododendron columbianum Martha Hilend; 1931-8-6 799 Siskiyou near Moraine Lake, Ledum Comment
  RSA697559  Rhododendron macrophyllum Leo Miller 1938-07 s.n. Siskiyou Siskiyou, Mountains. 915 Comment
  JEPS95667  Rhododendron occidentale Vernon H. Oswald and L. Ahart 1999-7-5 9825 Siskiyou Summit of Hwy. 3 on Scott Mtn. southeast of Callahan: T39N R7W Sect. 5, 5400 ft, mixed coniferous forest, serpentine substrate 1645 Comment
  SBBG17619  Rhododendron occidentale M. A. Piehl 1956-8-14 Siskiyou Indian Crk near jade mine Comment
  HSC58864  Rhododendron occidentale var. paludosum Marvin Butler 1971-7-16 145 Siskiyou Near El Capitan Lake, close to the town of Cave Junction 1524 Comment
  JEPS94252  Rhus trilobata Vernon H. Oswald and Lowell Ahart 1998-6-11 9173 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
  CAS-BOT-BC92532  Ribes binominatum W. R. Dudley 1901-8-18 s.n. Siskiyou Near Jackson Lake, Salmon Mountains. Comment
  HSC813  Ribes binominatum William J. Ferlatte 1967-7-26 745 Siskiyou Caribou Basin, ridge W of Big Caribou Lake 2134 Comment
  UC1167541  Ribes binominatum C. R. Quick 1936-8-18 Siskiyou near Oregon State Line (margins of Poker Flat, near summit of Siskiyou Mountains); Klamath National Forest Comment
  RSA459479  Ribes bracteosum M. B. Dunkle 1944-7-15 9116 Siskiyou Tree Creek. 1829 Comment
  CDA25538  Ribes inerme var. klamathense G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2622 Siskiyou 200 meters north of Hamilton Street on Highway 3, north edge of Fort Jones. Comment
  CAS-BOT-BC173295  Ribes lacustre John Thomas Howell; Gordon H. True 1972-6-8 48858 Siskiyou South of summit on road from Takilma to Happy Camp 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
  CAS-BOT-BC173301  Ribes lacustre Harley P. Chandler 1901-6-1 1561 Siskiyou Ridges and Meadows near Marble Mountain 1828 Comment
  JEPS24023  Ribes lacustre Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6885 Siskiyou 2 1/2 mi ne Poker Flat; Siskiyou Mountains 1463 Comment
  LA205433  Ribes lacustre Louis C. Wheeler; 1934-6-14 2713 Siskiyou Siskiyou Mountains, Arrastre Creek, off Hungry Creek 1280 Comment
  UCR80273  Ribes lacustre L. C. Wheeler 1934-6-14 2713 Siskiyou Siskiyou Mountains, Arrastre Creek off Hungry Creek. 1280 Comment
  CAS-BOT-BC173382  Ribes lobbii Roxana S. Ferris; Laura Lorraine 1948-6-12 11768 Siskiyou About 6 miles from Etna on forks of Salmon Road 1676 Comment
  CAS-BOT-BC173393  Ribes lobbii David D. Keck 1938-8-6 4814 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
  HSC44979  Ribes lobbii J. O. Sawyer 1978-6-21 3282 Siskiyou Marble Mtn. Wilderness Area, along trail N of Clear Lake 1951 Comment
  RSA47619  Ribes lobbii Roxana S. Ferris, Laura Lorraine 1948-6-12 11768 Siskiyou 6 miles from Etna on forks of Salmon Road 1677 Comment
  UC570823  Ribes lobbii Dorothy Tebbe 1929-6-12 15 Siskiyou White's Gulch Salmon Mountains Comment
  RSA0021625  Ribes lobbii Gilbert Muth 1966-7-8 359 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  UC1181810  Ribes lobbii Dorothy Parker 1950-4-22 401 Siskiyou near French Creek; Siskiyou Mountains, Salmon Mountains 1005 Comment
  JEPS25641  Ribes marshallii Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7280 Siskiyou Poker Flat 1536 Comment
  CAS-BOT-BC219271  Ribes nevadense Ira L. Wiggins 1955-7-25 13508 Siskiyou Ditch head on Rush Creek, Mountain View Ranch 1005 Comment
  HSC98216  Ribes nevadense J. O. Sawyer 1969-7-11 1339 Siskiyou S Sugar Creek 1829 Comment
  JEPS24795  Ribes nevadense Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6804 Siskiyou headwaters Sacramento River (Shore of Castle Lake); Castle Lake, Sacramento River 1661 Comment
  RSA0022719  Ribes nevadense var. glaucescens Roxana S. Ferris, Laura Lorraine 1948-6-12 11802 Siskiyou At Mule Creek crossing on Scott Mountain Road south of Callahan. 1494 Comment
  HSC68575  Ribes roezlii Maralyn A. Renner 1980-6-23 978 Siskiyou W Fork Seiad Creek 878 Comment
  CAS-BOT-BC199982  Ribes roezlii var. cruentum John Thomas Howell 1937-7-26 13546 Siskiyou Caribou Gulch Comment
  CAS-BOT-BC199993  Ribes roezlii var. cruentum Alice Eastwood 1923-5-22 11897 Siskiyou Sisson, road to Mt. Shasta Comment
  CAS-BOT-BC186293  Ribes roezlii var. roezlii Ira L. Wiggins 1950-5-28 12374 Siskiyou Above Grouse Creek, about 1.5 miles from Carmen Lake 1584 Comment
  JEPS50702 Image available Ribes sanguineum Wayne Roderick 1963-6-12 Siskiyou ca. 15 road mi n Seiad Valley (n side of pass); Siskiyou Mtn. Range, Cook and Green Pass 1371 Comment
  RSA0019537  Ribes sanguineum Geo. D. Butler 1910-5-1 1265 Siskiyou Humbug Mountain. Comment
  RSA0019541  Ribes sanguineum var. sanguineum Louis C. Wheeler 1963-9-3 8342 Siskiyou Siskiyou Mountains. Cyclone Gap chrome mine. Comment
  RSA0019715  Ribes velutinum Geo. D. Butler 1910-3-13 1128 Siskiyou Klamath Hills. Comment
  HSC100866  Ribes viscosissimum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-8-7 13062 Siskiyou Klamath National Forest, road to Crater Lake off Forest Service Road 40N24. 2003 Comment
  JEPS107442  Rigiopappus leptocladus Lowell Ahart, John Dittes 2005-6-10 12086 Siskiyou Rocky hillside, north of the rock fence, about 200 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  POM265892  Romanzoffia californica Lincoln Constance, R. C. Rollins 1942-5-13 2904 Siskiyou Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad. 457 Comment
  UC1426021  Romanzoffia sitchensis Frederick W. Oettinger 1969-7-10 957 Siskiyou precipice base due s.-s.w. Upper English Lake; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 1920 Comment
  UC165938  Rorippa Geo. D. Butler 1909-5-29 783 Siskiyou near Yreka; near Yreka Comment
  CAS-BOT-BC74372  Rorippa columbiae L. E. Smith 1915-6-30 s.n. Siskiyou Bray. Comment
  HSC77284  Rorippa curvisiliqua L. P. Janeway 1983-9-11 680 Siskiyou Along the Poker Flat/Twin Valley trail 1524 Comment
  JEPS51260  Rorippa curvisiliqua Al Hobart 1967-8-8 Siskiyou above Young's Valley (Siskiyou Mts.); , above Young's Valley Comment
  RSA237289  Rorippa curvisiliqua Frederick W. Oettinger 1969-7-29 1096 Siskiyou Dry Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UC1871393  Rosa Barbara Ertter 2006-7-30 18749 b Siskiyou just N of Yreka on Rt 263, below roadbed in partial shade of isolated tree. 762 Comment
  UC1871395  Rosa Barbara Ertter 2006-7-30 18749 b Siskiyou Just N of Yreka on Rt 263, below roadbed in partial shade of isolated tree. 762 Comment
  NY345435  Rosa brownii H. E. Brown 1897-6-1 349 Siskiyou Near Mt. Shasta Comment
  HSC26766  Rosa californica J. P. Smith, J. O. Sawyer 1971-9-18 4841 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  UC375395  Rosa californica Geo. D. Butler 1908-6-20 1044 Siskiyou near Yreka Comment
  UC768890  Rosa eglanteria Doris K. Kildale 1930-5-31 9805 Siskiyou island in river near Hornbrook; Klamath River 609 Comment
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Jan 25 2013
  CAS-BOT-BC146742  Rosa gymnocarpa John Thomas Howell 1939-8-4 15036 Siskiyou Between Elk Mt. and Marble Rim, Marble Mts. Comment
  POM88242  Rosa gymnocarpa Geo. D. Butler 1910-5-30 1437 Siskiyou Humbug Mountain 1220 Comment
  UC136511  Rosa gymnocarpa Dr. E. B. Copeland 1903-9-5 3874 Siskiyou foot Mt. Eddy 1219 Comment
  SBBG3080  Rosa pinetorum H. and M. Dearing 1939-6-30 3764 Siskiyou Callahan-Trinity Alps Rd 1524 Comment
  CAS-BOT-BC147063  Rosa pisocarpa C. B. Wolf 1931-9-2 2390 Siskiyou Near Fish Hatchery, Mt. Shasta City (Sisson) 1066 Comment
  JEPS127707  Rosa pisocarpa Dean W. Taylor 1996-7-7 15822 Siskiyou Klamath National Forest. Scott Mountains; Highway 3 about 3 miles south of Scott Mountain Pass. Comment
  JEPS83869  Rosa pisocarpa subsp. pisocarpa Wayne Roderick 1976-7-1 Siskiyou vicinity of Cook and Green Pass Siskiyou Mts. 1463 Comment
  SDSU9231  Rosa spithamea D. F. Howe 1977-7-1 4974 Siskiyou Scott Mountain Creek Road. 1097 Comment
  CAS-BOT-BC149743  Rosa woodsii subsp. ultramontana L. B. Kildale 1930-5-31 9803 Siskiyou Island in Klamath River near Hornbrook Comment
  UCD98621  Rubus fruticosus Lindsay Clark 2009-9-3 DMU 1 Siskiyou Dunsmuir, CA at Manfredi's Food and Gas Depot off of Interstate 5. 694 Comment
  CAS-BOT-BC147978  Rubus leucodermis Wm. Bridge Cooke 1938-7-22 11351 Siskiyou Sisson Southern Trail - Mount Shasta 1676 Comment
  CDA15528  Rubus leucodermis G. F. Hrusa 1998-7-5 14696 Siskiyou Siskiyou Mountains; Cedar Camp Rd. +- 5 mi. E of Weitchpec on Hwy 96. N side of Hwy. Mile 4.x. Comment
  HSC78  Rubus leucodermis William J. Ferlatte 1967-7-26 761 Siskiyou NW side of Caribou Mtn., near Browns Meadow. 1829 Comment
  LA208252  Rubus ursinus Louis C. Wheeler; 1934-6-29 2824 Siskiyou Siskiyou Mountains, Open N. slope, Soda Creek, Sterling Mt.; Mt. Diablo Mer 1280 Comment
  CDA8560  Rudbeckia occidentalis T. C. Fuller 1962-8-3 9508 Siskiyou Siskiyou Mountains: Gravel bar of Beaver Creek at the mouth of Raggedass Gulch, 5 miles north of the Klamath River. 0 Comment
  HSC33984  Rumex acetosella J. P. Smith 1974-5-25 7473 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  RSA237968  Rumex acetosella Frederick W. Oettinger 1968-8-10 466 Siskiyou Trail side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UC375325  Rumex conglomeratus Geo. D. Butler 1908-7-5 514 Siskiyou near Yreka Comment
  RSA237864  Sagina decumbens subsp. occidentalis Frederick W. Oettinger 1969-8-22 1495 Siskiyou SE of Horse s Hole, near Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1820 Comment
  RSA261430  Salix eastwoodiae J. M. Tucker 1963-7-7 3730 -A Siskiyou Paradise Lake Public Camp. At base of Kings Castle on the E side. Marble Mtn Wilderness Area. 1982 Comment
  UC1409264  Salix eastwoodiae Frederick W. Oettinger 1968-9-3 690 Siskiyou near Horse's Hole Horse Range Lake Basin; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1828 Comment
  CAS-BOT-BC107781  Salix hindsiana Mrs. H. P. Bracelin 1931-6-22 477 Siskiyou Pit River at Gibson flat station, 125 km. north of Red Bluff 450 Comment
  CAS-BOT-BC107786  Salix hindsiana Doris K. Kildale; J. W. Gillespie 1929-6-25 8362 Siskiyou Klamath River, 6 miles north of Hornbrook 609 Comment
  HSC69200  Salix jepsonii Maralyn A. Renner 1980-7-24 2079 Siskiyou Lily Pad Lake 1768 Comment
  JEPS38487  Salix laevigata Geo. D. Butler 1908-7-7 151 Siskiyou Butler Ranch near Yreka Comment
  UC164075  Salix laevigata Geo. D. Butler 1908-7-7 151 Siskiyou Comment
  UC163727  Salix lasiandra subsp. lasiandra Geo. D. Butler 1910-6-1 1443 Siskiyou Yreka Creek Comment
  CAS-BOT-BC125464  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-21 473 Siskiyou North base of Mount Eddy, about 13 km. northwest of Shasta City; about 1.3 km. east of Burney Mill 1110 Comment
  CAS-BOT-BC125468  Salix lasiandra var. lasiandra W. B. Cooke; V. G. Cooke 1977-9-22 54823 Siskiyou Near Deter Camp, Mt. Shasta Comment
  CHSC13909  Salix lasiolepis E. L. Smith 1971-4-8 934 Siskiyou Yreka. 792 Comment
  SD898  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-21 469 Siskiyou North Side of Mount Eddy, about 21 km northwest of Shasta City, meadow 300 m below Dobkin's Lake 1650 Comment
  CAS-BOT-BC107340  Salix lasiolepis var. bigelovii Mrs. H. P. Bracelin 1931-6-20 434 Siskiyou About 10 km. northwest of Shasta City 1080 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-BC125068  Salix ligulifolia Alice Eastwood 1917-9-2 6689 Siskiyou Shasta Springs Comment
  UC481730  Salix melanopsis Mrs. H. P. Bracelin 1931-6-22 475 Siskiyou near hwy. at Flume Creek Camp (Flume Creek - tributuary of Pit River); Flume Creek 555 Comment
  CAS-BOT-BC126153  Salix scouleriana L. E. Smith 1913-4-2 620 Siskiyou Sisson Comment
  RSA238272  Salix scouleriana Frederick W. Oettinger 1969-8-1 1135 Siskiyou Above wiregrass meadow, English Lake basin. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1707 Comment
  RSA612549  Salix scouleriana Louis C. Wheeler 1935-7-26 3722 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  SBBG28805  Salix scouleriana Mrs. H. P. Bracelin 1931-6-21 472 Siskiyou N base of Mount Eddy, ca. 13 km NW of Shasta City, ca. 1.3 km E of Burney Mill 1110 Comment
  SBBG57975  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou Wagon Crk Cyn, ca. 1 km up from Metcalf ranch house, E side of Mount Eddy, ca. 17 km NW of Shasta City 1170 Comment
  UC449841  Salix scouleriana L. S. Smith 1931-6-1 16 Siskiyou near Mt. Shasta Mt. Shasta 1066 Comment
  RSA201500  Salix sitchensis J. T. Howell 1939-8-5 15080 Siskiyou Spirit Lake, Marble Mtns 1829 Comment
  CAS-BOT-BC175655  Salsola tragus Wm. Bridge Cooke 1941-9-5 16257 Siskiyou Along the Memorial Highway, Mt. Shasta Comment
  JEPS104950  Salvia dorrii var. dorrii Dean W. Taylor 1996-6-26 15745 Siskiyou Iron Creek Reservoir; drainage of Brush Creek; Klamath National Forest; Cascade Ranges 670 Comment
  CAS-BOT-BC238878  Sambucus nigra subsp. caerulea John Thomas Howell 1937-7-24 13391 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC238891  Sambucus nigra subsp. caerulea Wm. Bridge Cooke 1938-6-24 11087 Siskiyou Mount Shasta. MacBride Springs Comment
  CDA42179  Sambucus racemosa T. C. Fuller 1974-9-24 20025 Siskiyou Reeves Ranch Springs, ca. 2 miles south of Scraggy Mountain, Siskiyou Mountains. 0 Comment
  CAS-BOT-BC236481  Sambucus racemosa subsp. racemosa Doris K. Kildale 1928-8-19 6500 Siskiyou English Lake, head of north fork of Salmon River Comment
  CAS-BOT-BC236486  Sambucus racemosa subsp. racemosa John Thomas Howell 1939-8-3 15011 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC19413  Sambucus racemosa var. melanocarpa J. O. Sawyer 1968-7-23 592 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  HSC287  Sambucus racemosa var. racemosa William J. Ferlatte 1967-8-22 1080 Siskiyou Caribou Basin. 1982 Comment
  JEPS93899  Sanguisorba annua Vernon H. Oswald and Lowell Ahart 1998-7-21 9344 Siskiyou 0.2 mi se of Old State Highway to Bray (ne of Weed and e of Grass Lake on s side of Tennant Road, on e side of intermittent stream draining Dry Lake); Tennant Road 1402 Comment
  POM208204  Sanguisorba annua Louis C. Wheeler 1934-6-22 2758 Siskiyou Cottonwood Creek. Siskiyou Mtns. 915 Comment
  UC165254  Sanicula graveolens Geo. D. Butler 1910-7-13 1778 Siskiyou Shackleford Creek 1219 Comment
  RSA237668  Sanicula graveolens Frederick W. Oettinger 1969-7-11 968 Siskiyou Near where the main trail splits off to English lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  SEINET13945185 Image available Sanicula graveolens L. Constance 1950-1 3360 Siskiyou East slope of Little Grayback Peak near summit, alt. 5700 ft 1737 Comment
  UC1034050  Saxifraga aprica W. Bridge Cooke 1941-8-28 16255 Siskiyou tributary of Squaw Valley Creek (Mount Shasta); Mount Shasta 2286 Comment
  UC1299672  Saxifraga aprica Freed W. Hoffman 1950-7-13 3647 Siskiyou Baldy Mountain Comment
  HSC103906  Saxifraga bryophora Dana York, Richard Helliwell 2010-9-11 3014 Siskiyou Six Rivers National Forest. Northeast slope of Broken Rib Mountain 1671 Comment
  JEPS25636  Saxifraga ferruginea Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7275 Siskiyou Poker Flat 1536 Comment
  RSA238316  Saxifraga ferruginea Frederick W. Oettinger 1967-7-20 174 Siskiyou SSE of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UC1408861  Saxifraga mertensiana Frederick W. Oettinger 1969-7-16 1039 Siskiyou s of Abbott's Lake (High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  RSA120760  Saxifraga nidifica var. nidifica S. S. Tillett 1956-7-9 646 Siskiyou Scott Mtn, Siskiyou-Trinity County line, 8 miles SE of Callahan. 1921 Comment
  JEPS80512  Saxifraga odontoloma Gilbert Muth 1966-7-24 442 Siskiyou Marble Valley; Marble Mountain Wilderness Area, Marble Valley 1792 Comment
  HSC2420  Saxifragopsis fragarioides William J. Ferlatte 1966-8-5 347 Siskiyou Caribou Mountain 2470 Comment
  HSC29407  Saxifragopsis fragarioides Frederick W. Oettinger 1968-8-5 403 Siskiyou Marble Mtn. Wilderness Area, between English Peak and Diamond Lake 2073 Comment
  HSC64879  Saxifragopsis fragarioides D. L. Goforth 1979-7-19 269 Siskiyou Caribou Lakes Basin, .5 mi. S of upper lake 2195 Comment
  CAS-BOT-BC111412  Schoenoplectus acutus var. occidentalis L. B. Kildale 1930-5-31 9802 Siskiyou Island in Klamath River near Hoenbrook Comment
  UC184012  Scirpus microcarpus Geo. D. Butler 1908-8-28 81 Siskiyou Oro Fino Oro Fino (wet meadow) Comment
  CDA3393  Scleranthus annuus J. R. Grisham 1958-6-13 537 -58 Siskiyou Quartz Valley. 0 Comment
  POM215862  Scleranthus annuus L. C. Wheeler 1935-6-15 3585 Siskiyou Greenview, Scott Valley. 884 Comment
  JEPS117469  Sclerochloa dura Lowell Ahart, John Dittes 2010-7-30 16943 Siskiyou In the road tracks to the west edge of the Shasta River, about 30 yards south 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 Gr 716 Comment
  SJSU7863  Sclerolinon digynum M. R. Kempf 1965-7-14 Siskiyou c. 2 mi SE of Bartle on State Rte 89 1219 Comment
  CDA32674  Scribneria bolanderi J. T. Howell 1980-4-3 Siskiyou 10 miles south of Fort Jones on Scott Valley East Side Road. 0 Comment
  UC1713587  Scutellaria antirrhinoides Dr. E. B. Copeland 1903-7-2 3530 Siskiyou Klamathon; Pacific Coast, Klamathon Comment
  OBI55456  Scutellaria antirrhinoides David J. Keil, Kathleen Keil 1992-7-21 23548 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08, 4.2 mi W of Scott Mtn rd (hwy 3) Comment
  CAS-BOT-BC214255  Scutellaria nana A. A. Heller 1905-6-22 8086 Siskiyou Igerna Comment
  CAS-BOT-BC214259  Scutellaria nana L. E. Smith 1913-6-25 390 Siskiyou Weed Comment
  UC1713628  Scutellaria nana W. Bridge Cooke 1940-7-26 15370 Siskiyou near the south bank of Diller Canyon (on the w side of Shastina); Mount Shasta, Shastina 2743 Comment
  CAS-BOT-BC240100  Secale cereale W. B. Cooke; V. G. Cooke; Bob Frenkel 1963-7-12 34330 Siskiyou Along highway, Memorial Highway, Mt. Shasta Comment
  UC165984  Sedum Geo. D. Butler 1908-6-27 140 Siskiyou Forest House (mountain) Forest House Comment
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Oct 20 2011
  JEPS83984  Sedum divergens L. R. Heckard with J. Hickman et al. 1986-7-17 6521 Siskiyou e Condrey Mt. (Alex Hole, n facing cliffs); e of Condrey Mt., Alex Hole 1960 Comment
  CAS-BOT-BC494142  Sedum kiersteadiae Peter F. Zika; Julie Nelson 2012-6-21 25905 Siskiyou Ridge above South Fork Willow Creek, along FS Rd 42N19, 8 air km ENE of Gazelle Mountain, Shasta-Trinity National Forest 1630 Comment
  CAS-BOT-BC64661  Sedum kiersteadiae Laura M. Lathrop 1903-7-25 s.n. Siskiyou Mt. Bradley Comment
  RSA0076356  Sedum lanceolatum E. K. Balls 1949-7-8 13915 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  UC455356  Sedum obtusatum subsp. boreale I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat (Mt. Bradley); , near Shasta Retreat 1828 Comment
  HSC28656  Sedum oregonense Frederick W. Oettinger 1968-9-7 770 Siskiyou Marble Mtn. Wilderness Area, NW-facing slope of Golden Peak, due SE of Tobacco Lake and at mid-slope 2012 Comment
  RSA0083645  Sedum oregonense R. F. Thorne, Frederick W. Oettinger 1969-8-4 63383 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1768 Comment
  RSA0083653  Sedum oregonense L. C. Wheeler 1963-8-25 8271 Siskiyou South side of Preston Peak: Head Rattlesnake Creek. 1829 Comment
  RSA0083654  Sedum oregonense W. J. Ferlatte 1967-7-26 750 Siskiyou Caribou Basin, Sawtooth Ridge; steep, N-facing slope. 2287 Comment
  RSA0074771  Sedum spathulifolium E. K. Balls 1949-7-10 13966 Siskiyou Road from Sawyers Bar to Cecilville. 732 Comment
  HSC63301  Sedum spathulifolium var. spathulifolium M. A. Baker 1979-7-30 1069 Siskiyou 1900 Comment
  JEPS60160  Selaginella wallacei Geo. D. Butler 1909-7-15 874 b Siskiyou Highland Mine Highland Mine Comment
  RSA237268  Selaginella wallacei Frederick W. Oettinger 1967-7-8 157 Siskiyou Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UC618631  Senecio aronicoides W. Bridge Cooke 1938-6-17 11013 Siskiyou Sisson Southern Trail Mount Shasta 1524 Comment
  CAS-BOT-BC363643  Senecio fremontii var. occidentalis Wm. Bridge Cooke 1938-8-23 11572 Siskiyou Mount Shasta. North slope of Shastina Comment
  UC165411  Senecio integerrimus var. exaltatus Geo. D. Butler 1910-5-15 1345 Siskiyou McAdams Creek Comment
  RSA0125032  Senecio integerrimus var. exaltatus 1934-7-5 s.n. Siskiyou 3 6/10 mi from Dry Lake Lookout on rd. to Horse Creek, Siskiyou Mts. 1981 Comment
  HSC69328  Senecio sylvaticus John Palmer 1980-8-12 745 Siskiyou Road to Bearground Spring from Beaver Creek Rd. 1341 Comment
  UC832150  Senecio triangularis John Thomas Howell 1939-8-7 15135 Siskiyou Sky High Valley , Sky High Valley (Marble Mts.) 1828 Comment
  HSC69336  Senecio triangularis John Palmer 1980-8-13 780 Siskiyou Dead Cow Creek, near USFS Rd. 47N44, Beaver Creek Rd. 1616 Comment
  UC922277  Senecio triangularis Annie M. Alexander and Louise Kellogg 1949-7-19 5809 Siskiyou creeks and edge Paradise Lake; Marble Mountains, Paradise Lake 1920 Comment
  UCD92872  Setaria viridis R. Tofsrud 1948-8-1 s.n. Siskiyou Dunsmuir. 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
  JEPS84215  Sidalcea oregana subsp. oregana L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6322 Siskiyou ca 7 mi nne Seiad Valley (w of Cook and Green Pass, ca 0.5 air mi from Red Butte, e slopes) 1750 Comment
  HSC46148  Sidalcea oregana subsp. spicata J. P. Smith, Steve Selva 1970-7-17 4476 Siskiyou Below Kangaroo Lake. 1890 Comment
  POM84657  Sidalcea oregana subsp. spicata Geo. D. Butler 1910-7-6 1643 Siskiyou Quartz Valley Comment
  SEINET3143357  Sidalcea oregana subsp. spicata G. D. Butler 1910-7-16 1728 Siskiyou Oro Frisco [can not read location] Comment
  CAS-BOT-BC181189  Silene campanulata subsp. glandulosa Doris K. Kildale 1928-7-2 5342 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  UC162885  Silene campanulata subsp. glandulosa Harley P. Chandler June, 1901 1715 Siskiyou ridges and meadows near Marble Mountain (Shackleford Canyon); North Coast Ranges, near Marble Mt., Shackleford Canyon 1828 Comment
  RSA714935  Silene douglasii M. E. Fishbein, Lane Greer 2006-8-3 5880 Siskiyou Paynes Creek, above Paynes Springs, about 2 miles SE of Medicine Lake. 1990 Comment
  HSC92351  Silene grayi Jennifer Whipple 1976-7-1 1235 Siskiyou Near Durney Lake, W facing slope above lake 2073 Comment
  UC1408877  Silene grayi Frederick W. Oettinger 1969-7-29 1110 Siskiyou high lake basins in vicinity English Peak (n of English Lake, near Lookout, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1920 Comment
  UC1198360  Silene hookeri Joseph P. Tracy 1939-4-29 16273 Siskiyou 3 mi n of mouth Salmon (near Somes Bar, e side Klamath River); e side Klamath River near Somes Bar, n of mouth Salmon 243 Comment
  CAS-BOT-BC181251  Silene hookeri subsp. hookeri Clarence R. Quick 1959-6-19 59 -08 Siskiyou 3 miles south of Four Corners on ridge south-east of Seiad Valley Comment
  CAS-BOT-BC389428  Silene lemmonii Wm. Bridge Cooke 1940-6-7 15104 Siskiyou Along the Pacific Highway near Black Butte Comment
  CAS-BOT-BC389424  Silene lemmonii A. A. Heller 1905-6-15 8036 Siskiyou On the first ridge west of and near Sisson Comment
  HSC32246  Silene lemmonii J. O. Sawyer 1970-6-17 2210 Siskiyou Along CCC Rd. 1433 Comment
  CAS-BOT-BC389526  Silene menziesii Milo S. Baker 1926-8-2 163 -'26 Siskiyou Trinity Alps Resort - at sawmill Comment
  CAS-BOT-BC75160  Sisymbrium altissimum Alice Eastwood 1912-7-15 1125 Siskiyou McCloud. Comment
  CDA39480  Sisyrinchium douglasii F. D. Horn & D. H. Shaw 1978-3-1 s.n. Siskiyou Shasta River Canyon near Yreka. 0 Comment
  HSC28653  Solanum parishii Frederick W. Oettinger 1969-7-15 1033 Siskiyou Below seepage along trail from English Lake to Diamond Lake 1875 Comment
  RSA428804B  Solanum triflorum Louis C. Wheeler 1935-7-13 3655 Siskiyou Ager. 793 Comment
  RSA428812  Solanum villosum Louis C. Wheeler 1934-9-17 3275 Siskiyou Siskiyou Mts: Dutch Creek off Klamath River. 701 Comment
  CAS-BOT-BC365557  Solidago elongata Alice Eastwood 1912-7-21 1292 Siskiyou Sisson Comment
  UC1034035  Solidago elongata W. Bridge Cooke 1941-8-8 16154 Siskiyou along springs and creeks between Wagon Camp and Bear Springs; Mount Shasta Comment
  UC637151  Solidago elongata Edward Lee 1934-8-12 1046 Siskiyou 1/4 mi w of mouth Walker Creek (a tributary of the Klamath River (e end of Seiad Valley)) 426 Comment
  RSA473716  Solidago multiradiata M. B. Dunkle 1945-1 9354 Siskiyou Klamath National Forest, Marble Mountains. 1982 Comment
  RSA749254  Solidago multiradiata K. M. Meyer, A. Townesmith 2007-7-31 178 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy 97. 1607 Comment
  UC609352  Solidago multiradiata Eleanor Burks Hart 1938-8-16 947 Siskiyou edge Lower Wright Lake 2072 Comment
  JEPS32369  Solidago velutina subsp. californica Geo. D. Butler 1908-8-27 309 Siskiyou Quigley's Ranch , Quigley's Ranch (Oro Fino) 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
  UC166585  Solidago velutina subsp. californica Geo. D. Butler 1908-8-27 309 Siskiyou near Oro Fino Comment
  CAS-BOT-BC374523  Sonchus asper W. B. Cooke; V. G. Cooke 1963-7-12 34329 Siskiyou Memorial Highway, Mt. Shasta Comment
  UC1190120  Sorbus californica Ira L. Wiggins 1955-7-27 13554 Siskiyou Caribou Lake; Salmon Trinity Alps Primitive Area 2042 Comment
  HSC34363  Sorbus scopulina J. P. Smith, J. O. Sawyer 1973-8-14 7307 Siskiyou On trail from Campbell Lake to Cliff Lake. 1829 Comment
  UC163744  Sorbus scopulina var. scopulina Geo. D. Butler 1908-8-4 281 Siskiyou head of west fork of Wooley Creek Comment
  HSC96873  Sparganium angustifolium Gordon Leppig 1997-8-23 672 Siskiyou Russian Wilderness; cirque W of Little Duck Lake 2200 Comment
  HSC77421  Spergularia rubra L. P. Janeway 1983-9-11 681 Siskiyou Poker Flat 1524 Comment
  CAS-BOT-BC390723  Spergularia rubra C. L. Hitchcock; J. S. Martin 1939-7-9 5334 Siskiyou Paradise Lake, near King's Castle 1767 Comment
  SCFS182  Spiraea douglasii P. Billings 1965-7-13 124 Siskiyou Death Horse Creek Canyon Rd, at intersection of Hwy 89 1494 Comment
  UC212917  Spiraea douglasii Geo. L. Fisher 1920-6-29 56 Siskiyou Mt. Shasta 1066 Comment
  CAS-BOT-BC152560  Spiraea splendens Alice Eastwood 1912-8-30 2039 Siskiyou Mount Eddy Comment
  JEPS64502  Spiranthes porrifolia Willis L. Jepson 1894-1 21285 Siskiyou Sisson Region of the Upper Sacramento Comment
  CHSC63614  Spiranthes romanzoffiana Vernon H. Oswald; Lowell Ahart 1994-8-10 6461 Siskiyou FS 40N39 at Stillwater Meadows on Bartle Creek, ca. 0.5 mi W of Harris Spring Rd. (FS15), ca. 4 mi (air) NNE of Bartle. 1359 Comment
  CAS-BOT-BC94550  Spiranthes romanzoffiana R. C. Wenk 2006-9-2 548 Siskiyou Field redacted by CAS, contact the data manager for more information 1950 Comment
  HSC26908  Spiranthes romanzoffiana J. P. Smith, J. O. Sawyer 1971-9-17 4774 Siskiyou Little Duck Lake outlet Comment
  RSA237644  Spiranthes romanzoffiana Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1303 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  RSA238547  Stachys rigida subsp. rivularis Frederick W. Oettinger 1968-8-11 481 Siskiyou Just below Tom Taylor Cabin spring. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  HSC68021  Stellaria borealis subsp. sitchana J. P. Smith, Steve Selva 1970-6-16 4036 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  POM101769  Stellaria media Geo. D. Butler 1909-3-19 559 Siskiyou Yreka Creek. Comment
  UC922494  Stenanthium occidentale Annie M. Alexander and Louise Kellogg 1949-7-24 5857 Siskiyou Paradise Lake; Marble Mountains 1920 Comment
  UC584352  Stephanomeria paniculata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2444 Siskiyou about 1 mi n Scott River (at Wicks Ranch, 2 mi below Quartz Valley) 914 Comment
  CAS-BOT-BC375941  Stephanomeria virgata Geo. D. Butler 1910-8-7 1814 Siskiyou Humbug Mountain 1066 Comment
  CAS-BOT-BC375750  Stephanomeria virgata L. R. Abrams 1927-9-11 12141 Siskiyou Fork of Shasta and Klamath Rivers Comment
  HSC65677  Stipa occidentalis var. californica Donald W. Miles 1979-7-27 27 Siskiyou Big Sand Flat, 2 mi. E of Harris Springs Rd., 10 mi. NE of Bartle. 1393 Comment
  HSC71189  Stipa occidentalis var. californica M. A. Baker 1980-6-20 2221 Siskiyou Near Bald Mtn. 1036 Comment
  SD98975  Stipa thurberiana Darley F. Howe 1977-7-5 4996 Siskiyou 15 miles southeast of Granada. 1219 Comment
  UC455752  Streptanthus barbatus I. J. Condit 1909-8-25 Siskiyou along trail Sisson, North Fork 914 Comment
  CAS-BOT-BC61123  Streptanthus barbatus L. E. Smith 1915-7-1 s.n. Siskiyou Castella. Comment
  CAS-BOT-BC87870  Streptanthus tortuosus Robert F. Thorne; Fred Oettinger 1969-8-10 39004 Siskiyou Mount Shasta National Forest. South slope of Mount Shasta. Above ski lodge. 2438 Comment
  HSC589  Streptanthus tortuosus William J. Ferlatte 1967-8-23 1084 Siskiyou Head of Kidd Creek, E side of Black Mtn. 2378 Comment
  RSA237369  Streptanthus tortuosus Frederick W. Oettinger 1968-8-5 406 Siskiyou Ridge between English Peak and Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  SEINET3149309  Streptanthus tortuosus L. S. Rose 1937-7-3 37386 Siskiyou Black Butte, N of Mt. Shasta City 1006 Comment
  CAS-BOT-BC87860  Streptanthus tortuosus Gilbert Muth 1965-8-5 s.n. Siskiyou On trail to Black Mountain. Comment
  JEPS25565  Streptanthus tortuosus var. orbiculatus Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7190 Siskiyou pumice fields just e Mt. Shasta Ski Bowl Lodge (upper end of Everitt Hwy, sw slopes of mt); Mt. Shasta 2346 Comment
  HSC18897  Streptanthus tortuosus var. tortuosus J. O. Sawyer 1968-7-9 422 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  CAS-BOT-BC516428  Streptopus amplexifolius John Thomas Howell; Gordon H. True 1972-6-8 48859 Siskiyou South of summit on road from Takilma to Happy Camp Comment
  UC1540179  Suaeda calceoliformis Dean W. Taylor 1987-8-9 9290 Siskiyou 8.3 mi w Highway 139 (along Highway 161 (Oregon border)); Lower Klamath National Wildlife Refuge 1249 Comment
  UC1191398  Suaeda calceoliformis Verne Grant and Irving Schneider 1947-8-26 8304 Siskiyou Lower Klamath Lake; flats by Interstate Highway Comment
  HSC620  Suksdorfia ranunculifolia William J. Ferlatte 1966-7-7 200 Siskiyou Caribou Basin 1982 Comment
  HSC68027  Swertia albicaulis var. nitida J. P. Smith, Steve Selva 1970-7-15 4359 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  HSC91300  Swertia albicaulis var. nitida Jennifer Whipple 1976-7-14 1479 Siskiyou SE slope of Mount Eddy draining into the N Fork of the Sacramento River 2195 Comment
  CAS-BOT-BC245835  Symphoricarpos C. Hart Merriam 1919-10-12 s.n. Siskiyou Etna, Scott Valley Comment
  HSC18891  Symphoricarpos mollis J. O. Sawyer 1968-6-18 206 Siskiyou Above S Russian Creek, below the Blake's Fork confluence. 1463 Comment
  HSC42921  Symphoricarpos mollis Ken Stillman 1976-8-31 464 Siskiyou Along the Klamath River at Williams Point. 366 Comment
  UC102265  Symphoricarpos mollis Brandegee Jul 1887 Siskiyou Upper Soda Spring Comment
  CAS-BOT-BC245771  Symphoricarpos rotundifolius Elmer I. Applegate 1923-8-18 3872 Siskiyou Red Shale Mountain, east of Medicine Lake 2438 Comment
  CAS-BOT-BC245776  Symphoricarpos rotundifolius Geo. D. Butler 1908-7-20 s.n. Siskiyou Humbug Creek Comment
  UC60980  Symphyotrichum bracteolatum Geo. B. Grant 1902-9-1 5156 Siskiyou Mount Shasta 914 Comment
  CAS-BOT-BC99034  Symphyotrichum cusickii Doris K. Kildale 1928-8-20 6619 a Siskiyou Hancock Lookout, on trail to Marble Mt. Comment
  CAS-BOT-BC97884  Symphyotrichum eatonii Louis C. Wheeler 1934-9-19 3284 Siskiyou Klamath National Forest, Walker 518 Comment
  UC201308  Symphyotrichum frondosum A. A. Heller 1917-9-7 12977 Siskiyou 2 mi s Grenada; Shasta Valley 914 Comment
  CAS-BOT-BC376787  Tanacetum parthenium Ynez Whilton Winblad 1941-6-30 s.n. Siskiyou Between Oregon line and Yreka Comment
  HSC58876  Taraxacum officinale Marvin Butler 1971-7-9 87 Siskiyou Near El Capitan, close to the town of Cave Junction 1464 Comment
  HSC33966  Taxus brevifolia J. P. Smith 1974-5-25 7453 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  HSC44883  Taxus brevifolia Maralyn O'Meara 1974-5-25 393 Siskiyou Along road to Duck Lakes trail 1402 Comment
  NY17448  Taxus brevifolia I. L. Wiggins 1955-7-24 13482 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
  HSC18992  Tellima grandiflora J. O. Sawyer 1969-7-18 1362 Siskiyou E of Waterdog Lake 2012 Comment
  HSC69571  Tellima grandiflora Maralyn A. Renner 1980-8-6 2266 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  JEPS84273  Tellima grandiflora L. R. Heckard with Susan D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6425 Siskiyou ca 5 mi n Seiad Valley (town) (e slope of Kangaroo Mountain, cirque at head of Hell's Canyon); Kangaroo Mountain 1828 Comment
  CAS-BOT-BC88066  Thelypodium brachycarpum A. A. Heller 1927-8-2 14441 Siskiyou North end of Shasta Valley, near the Klamath River. Comment
  UC221543  Thelypodium brachycarpum H. E. Brown Jun 15 1897-Jun 30 1897 469 Siskiyou n side Mt. Shasta 1524 Comment
  UC398695  Thelypodium brachycarpum A. A. Heller 1927-8-2 14441 Siskiyou near Klamath River (n end of Shasta Valley); Shasta Valley Comment
  CAS-BOT-BC88076  Thelypodium brachycarpum R. C. Barneby 1954-5-15 11502 Siskiyou 5.5 miles northwest of Edgewood. 899 Comment
  JEPS25666  Thlaspi montanum var. montanum Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7309 Siskiyou meadow at Twin Valley (4 air-line mi nne of Preston Peak, watershed of Indian Creek, just e of Del Norte County line); Siskiyou Mts., watershed Indian Creek, nne Preston Pk 1493 Comment
  UC10993  Thysanocarpus curvipes T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  HSC69543  Tolmiea diplomenziesii Maralyn A. Renner 1980-8-6 2242 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  CAS-BOT-BC447628  Tolmiea menziesii H. A. Thomas; J. H. Thomas 1954-7-23 4474 Siskiyou Salmon- Trinity Mts. About 6 miles SE of Cecilville. Vicinity of Blind Horse Creek. 1036 Comment
  HSC72481  Tonella tenella J. P. Smith 1973-5-5 6380 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC102659  Toxicoscordion venenosum var. venenosum J. P. Smith 2009-6-1 12617 Siskiyou Road to Tenant. Comment
  HSC58945  Triantha occidentalis subsp. occidentalis Marvin Butler 1971-7-12 112 Siskiyou Near Copper Camp, close to the town of Cave Junction 1433 Comment
  CAS-BOT-BC519573  Triantha occidentalis subsp. occidentalis H. E. Brown 1897-6-11 641 Siskiyou Mt.Shasta Comment
  RSA602844  Tribulus terrestris Louis C. Wheeler 1935-7-13 3657 Siskiyou Ager. 793 Comment
  UCD117589  Trientalis latifolia James P. Smith 1973-5-5 6401 Siskiyou in and around the O'Neill Campground near Seiad Valley. 487 Comment
  RSA119376  Trifolium breweri S. S. Tillett 1956-7-11 695 Siskiyou just N of campground, Scott Mtn divide, Siskiyou - Trinity County line, 8 mile SE of Callahan. 1631 Comment
  CHSC71483  Trifolium eriocephalum subsp. eriocephalum Vernon H. Oswald; Lowell Ahart 1998-7-21 9340 Siskiyou Northeast of Weed and east of Grass Lake on the south side of Tennant Rd. 0.2 mi southeast of Old State Hwy. to Bray and on the east side of the intermittent stream draining Dry Lake. 1402 Comment
  POM28036  Trifolium eriocephalum subsp. eriocephalum Geo. D. Butler 918 Siskiyou Goosenest Comment
  JEPS93881  Trifolium eriocephalum var. eriocephalum Vernon H. Oswald and Lowell Ahart 1998-7-21 9340 Siskiyou 0.2 mi se of Old State Highway to Bray (ne of Weed and e of Grass Lake on s side of Tennant Road, and on e side of the intermittent stream draining Dry Lake); Tennant Road 1402 Comment
  HSC68986  Trifolium howellii Maralyn A. Renner 1980-7-24 2045 Siskiyou Lily Pad Lake 1768 Comment
  RSA184746  Trifolium howellii Gilbert Muth 1966-7-24 445 Siskiyou Marble Valley along creek, Marble Mountains. 1793 Comment
  HSC18995  Trifolium longipes J. O. Sawyer 1969-7-18 1416 Siskiyou Head of S Russian Creek 1829 Comment
  HSC36936  Trifolium macrocephalum J. P. Smith 1974-5-27 7602 Siskiyou Along FS Rd. 47N03 1524 Comment
  CAS-BOT-BC230886  Trifolium productum Geo. D. Butler 1910-7-9 1721 Siskiyou Marble Mountain 1828 Comment
  UC630693  Trifolium willdenovii Geo. D. Butler 1910-5-8 1313 Siskiyou near Yreka Comment
  SEINET10577454  Trifolium wormskioldii var. wormskioldii Wiegand 1921-8-23 WIEGAND 1389 Siskiyou Marshy subalkaline soil, south of Montague. Comment
  CAS-BOT-BC520838  Trillium albidum Geo. D. Butler 1910-4-3 1168 Siskiyou Humbug Creek Comment
  RSA75589  Trillium albidum Albert M. Vollmer, L. Beane 1951-6-2 71 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway. Comment
  UC1181807  Trillium chloropetalum Dorothy Parker 1950-4-22 405 Siskiyou Etna Creek Siskiyou Mts., Salmon Mts., Etna Creek 914 Comment
  RSA78846  Trillium ovatum Philip A. Munz 1952-7-2 17889 Siskiyou Road to Baldy Mountain, NW of Happy Camp, Siskiyou Mtns. 1524 Comment
  RSA760934  Trillium ovatum subsp. oettingeri Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63359 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  UC1409310  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1969-7-15 1035 Siskiyou w. bank of Abbott Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1676 Comment
  HSC30531  Trisetum canescens Frederick W. Oettinger 1969-9-5 1682 Siskiyou Salmon Mtns., Salamander Pond near Abbott Lake. 1677 Comment
  RSA238972  Trisetum canescens Frederick W. Oettinger 1969-8-3 1151 Siskiyou Halfway spring. trail English Lake to Diamond Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA238973  Trisetum canescens Frederick W. Oettinger 1969-9-5 1682 Siskiyou Salamander Pond near Abbott Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CHSC4310  Trisetum cernuum D. Parker 1965-7-24 897 Siskiyou Near Horse Range Creek, Salmon Mt. 1828 Comment
  CAS-BOT-BC200263  Trisetum spicatum L. R. Short 1933-9-8 72 Siskiyou Klamath National Forest. Near Dry Lake 2103 Comment
  JEPS40858  Trisetum spicatum Paul C. Hutchison 1962-8-2 937 Siskiyou between meadow and top of ski lift Panther Meadow; Mt. Shasta 2621 Comment
  RSA238975  Trisetum spicatum Frederick W. Oettinger 1969-7-28 1084 Siskiyou SSW of Little Hancock Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  SEINET10595086  Trisetum spicatum Edwin B. Copel 1903-8-16 Copeland 3895 Siskiyou Mt. Shasta. 2438 Comment
  HSC92573  Trisetum wolfii Jennifer Whipple 1978-10-6 2434 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC24102  Triteleia crocea J. O. Sawyer 1971-7-16 2432 Siskiyou Slope NE of Deep Lake 2165 Comment
  CAS-BOT-BC522336  Triteleia hyacinthina Alice Eastwood 1912-7-22 1311 Siskiyou Sisson Comment
  CAS-BOT-BC522344  Triteleia hyacinthina Geo. D. Butler 1909-5-31 785 Siskiyou Hawkinsville Comment
  UCD78068  Triteleia ixioides subsp. anilina Robert E. Preston 2002-6-21 1869 Siskiyou Klamath National Forest, Rainbow Mountain, S slope, N of Trout Creek 1691 Comment
  SEINET10905135  Triteleia ixioides subsp. anilina Mary Susan Taylor 1980-7-8 Taylor 3110 Siskiyou T39N R5W nw sec 19, Dunsmuir quad; Shasta-Trinity Natl Forest; on trail, E side of Castle Lake to Little Castle Lake. 1768 Comment
  JEPS46774  Tsuga mertensiana W. L. Jepson 1907-7-1 Siskiyou near Marble Mt. Comment
  UC1037432  Tsuga mertensiana Douglas Barbe 1955-8-1 322 Siskiyou on Mt. Bolivar se of Craggy Lookout (n slope only); Klamath Mountains, Scott Mountains, Mt. Bolivar 2255 Comment
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Mar 6 2013
  UC1223744  Tsuga mertensiana J. M. Tucker 1963-7-8 3734 Siskiyou ca 1 mi n Marble Valley (e side of Black Mountain); Marble Mountain Wilderness Area, Black Mountain 1981 Comment
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Jun 25 2013
  CAS-BOT-BC80247  Tsuga mertensiana subsp. grandicona Doris K. Kildale 1928-8-19 6536 Siskiyou Summit of Divide between English Lake + Hancock Lake, trail to Marble Mt. 1992 Comment
  CAS-BOT-BC80259  Tsuga mertensiana subsp. grandicona Gilbert Muth 1966-8-6 223 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  CAS-BOT-BC74093  Turritis glabra Alice Eastwood 1921-7-25 10851 Siskiyou Bigelows, McCloud River. Comment
  CAS-BOT-BC91274  Umbellularia californica Marion Ownbey; Fred G. Meyer 1940-7-8 2223 Siskiyou Along Indian Creek, 12 miles above Happy Camp. Comment
  CAS-BOT-BC376181  Urtica dioica Andrew Townesmith; Karen M. Meyer 2007-8-3 895 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along state route 96, 5.2 miles west of National Forest boundary. Vicinity of Cayuse Day Use Area 576 Comment
  CAS-BOT-BC403938  Urtica dioica subsp. gracilis A. Eastwood 1917-9-2 6675 Siskiyou Shasta Springs Comment
  UC1101479  Utricularia macrorhiza Calvin McMillan and Malcolm A. Nobs 1949-6-17 800 Siskiyou Grass Lake, Hwy. 97 Comment
  CAS-BOT-BC199196  Vaccinium cespitosum A. A. Heller 1922-7-3 13672 Siskiyou Along Wagon Creek on Mt. Eddy 2225 Comment
  HSC18867  Vaccinium cespitosum J. O. Sawyer 1968-6-25 288 Siskiyou NE of N Horse Range Lake 2012 Comment
  HSC19529  Vaccinium cespitosum J. O. Sawyer 1969-8-1 1627 Siskiyou NE facing slope above Duck Lake Creek 1921 Comment
  HSC67683  Vaccinium cespitosum John Palmer 1980-7-24 624 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  UC1409405  Vaccinium cespitosum Frederick W. Oettinger 1969-7-11 976 Siskiyou ne shore Hancock Lake (w Siskiyou County); Salmon Mountains, Marble Mt. Wilderness Area, English Peak 1935 Comment
  UC165288  Vaccinium cespitosum Geo. D. Butler 1910-7-11 1740 Siskiyou Upper Campbell Lake 1676 Comment
  UC917231  Vaccinium cespitosum R. Tofsrud and J. M. Tucker 1948-8-2 1766 Siskiyou s slope Mt. Shasta; , Panther Meadows 2407 Comment
  CAS-BOT-BC199191  Vaccinium cespitosum W. R. Dudley 1899-8-15 s.n. Siskiyou In Black Fox Comment
  UC22198  Vaccinium deliciosum Harley P. Chandler June 1901 1617 Siskiyou near Marble Mountain; North Coast Ranges; near Marble Mt., Siskiyou Co. 2133 Comment
  HSC19116  Vaccinium membranaceum J. O. Sawyer 1969-8-5 1785 Siskiyou Along Sugar Creek. 1921 Comment
  HSC19360  Vaccinium membranaceum J. O. Sawyer 1968-6-18 224 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  HSC68457  Vaccinium parvifolium Maralyn A. Renner 1980-7-4 1442 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  SD230222  Vaccinium parvifolium Louis C. Wheeler 1959-7-25 7600 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  RSA700700  Vaccinium scoparium L. C. Wheeler 1934-8-5 3038 Siskiyou Mud Springs, Middlehell Creek. 2011 Comment
  UC73558  Vaccinium uliginosum subsp. occidentale Milo S. Baker 1898-8-1 478 Siskiyou Medicine Lake Comment
  CAS-BOT-BC199797  Vahlodea atropurpurea John Thomas Howell 1939-8-9 15229 Siskiyou Ridge south of Marble Valley, Marble Mts. Comment
  HSC76931  Vahlodea atropurpurea K. T. Stillman 1976-8-8 399 Siskiyou Marble Mountain Wilderness Area, trail from Jump off to Paradise Lake Comment
  JEPS9213  Valeriana californica W. L. Jepson Jul 17 1902-Jul 22 1902 2074 Siskiyou Salmon Summit, Western Siskiyou 2286 Comment
  HSC61148  Valeriana sitchensis subsp. sitchensis Al Hobart 1968-6-20 Siskiyou El Capitan. Comment
  CAS-BOT-BC76064  Vancouveria hexandra Lillian Mott 1976-7-9 47 LM76 Siskiyou Trail to spring, Cook and Green Pass. 1463 Comment
  RSA238576  Vancouveria hexandra Frederick W. Oettinger 1967-8-21 306 Siskiyou Northwest of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1878 Comment
  UC1409395  Vancouveria hexandra Frederick W. Oettinger 1968-8-17 555 Siskiyou nw Pine Lake (high lake basins in vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  HSC102708  Ventenata dubia J. P. Smith 2013-6-17 13741 Siskiyou Margin of vernal pool and adjacent conifer forest. 1430 Comment
  CAS-BOT-BC527989  Veratrum Doris K. Kildale 1928-8-19 6501 a Siskiyou English Lake, head of north fork of Salmon River Comment
  RSA69511  Veratrum californicum Frank W. Peirson 1923-7-20 3674 Siskiyou Just north of Sisson Comment
  UC429303  Veratrum californicum var. californicum Annie M. Alexander and Louise Kellogg 1911-7-16 255 Siskiyou South Fork of Salmon River 1524 Comment
  UC164388  Veratrum insolitum Geo. D. Butler 1908-8-9 535 Siskiyou Marble Valley Comment
  HSC36207  Veratrum viride John Rehling 1975-8-11 103 Siskiyou S end of Little Duck Lake Comment
  SEINET9225188  Verbena lasiostachys G. D. Butler 1910-7-2 1621 Siskiyou Yreka. Comment
  RSA256600  Veronica alpina var. alterniflora J. P. Smith 1974-5-25 7467 Siskiyou Along road 8, 4.7 mi. west of its junction with State Route 3. 1159 Comment
  HSC73320  Veronica peregrina subsp. xalapensis Gail Newton 1980-6-20 458 Siskiyou Near Bald Mtn. 1097 Comment
  HSC33974  Veronica wormskjoldii J. P. Smith 1974-5-25 7467 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment