Search Results — 2000 specimen records retrieved (1365 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77936  Abies amabilis Eugene L. Parker 1961-10-3 s.n. Siskiyou Below summit of Copper Butte on northern edge of Colony, Klamath National Forest 1920 Comment
  HSC4981  Abies amabilis J. O. Sawyer 1968-7-22 525 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  RSA184700  Abies concolor Gilbert Muth 1966-8-3 494 Siskiyou Marble Valley Meadow, Marble Mtns. 1793 Comment
  SBBG133152  Abies concolor B. C. Templeton 1968-6-13 11329 Siskiyou near Castle Lake 1981 Comment
  CHSC27349  Abies lasiocarpa T. B. Devine 1976-10-23 364 Siskiyou NW side of Little Duck Lake, 10 ft from water line. 2042 Comment
  RSA0091811  Abies magnifica var. shastensis Bonnie C. Templeton 1968-6-13 11330 Siskiyou Along road to castle Lake, ca. 7 mi. s.w. of Mt. Shasta. 2073 Comment
  UC333504  Abies magnifica var. shastensis unknown 1891-11-12 Siskiyou near Mt. Shasta Comment
  RSA237418  Abies procera Frederick W. Oettinger, R. F. Thorne 1969-8-6 1239 Siskiyou Below Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1883 Comment
  CAS-BOT-BC331019  Acer glabrum var. glabrum Annie M. Alexander; Louise Kellogg 1948-9-8 5599 Siskiyou Top of grade between Sawyers Bar and Etna 1737 Comment
  UC1408873  Acer glabrum var. glabrum Frederick W. Oettinger and R. F. Thorne 1969-8-5 1206 Siskiyou along trail bet Abbotts Upper Cabin and English Lake (Willow Springs, High Lake Basins in vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area); Marble Mountain Wilderness Area, Salmon Mountains 1676 Comment
  CHSC30110  Acer glabrum var. torreyi M. S. Taylor 1980-6-4 2781 Siskiyou On S side of Cedar Lake, ca. 11 mi SW of Mt. Shasta City. 1737 Comment
  CAS-BOT-BC332791  Acer macrophyllum Wm. Bridge Cooke 1940-7-12 15306 Siskiyou Near the Box Canyon of the Sacramento near Mt. Shasta City Comment
  CAS-BOT-BC30439  Achillea millefolium A. A. Heller 1915-7-18 12127 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  CHSC105277  Achillea millefolium Lowell Ahart; John Dittes 2010-7-30 16954 Siskiyou About 30 yards west of the Shasta River, about 50 yards west of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  CHSC91360  Achillea millefolium Lowell Ahart; John Dittes 2005-6-9 12039 Siskiyou Hill, south of a rock fence, about 100 yards northeast of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  RSA12486  Achillea millefolium Carl B. Wolf 1934-7-4 5951 Siskiyou 6.8 miles from Dry Lake lookout on road to Horse Creek, Siskiyou Mountains. 1829 Comment
  UC1483458  Achillea millefolium Maralyn A. Renner 1980-7-23 1927 Siskiyou on w side <along> Pacific Coast Trail Upper Devils Peak; Klamath National Forest, Seiad Valley Quad., Pacific Coast T 1767 Comment
  UC642533  Achillea millefolium D. D. Keck 1939-8-10 13873 Siskiyou w bank Mud Creek Canyon; Mount Shasta 2895 Comment
  HSC29268  Achlys triphylla Frederick W. Oettinger 1969-9-4 1669 Siskiyou Marble Mtn. Wilderness Area, near gap between Tom's Lake Basin and Tobacco Lake Basin 1829 Comment
  UC167216  Achnatherum lemmonii Geo. D. Butler 1909-6-13 830 Siskiyou Moffitt Creek Comment
  UCD37087  Achnatherum occidentale Beecher Crampton 1956-8-21 3832 Siskiyou Siskiyou County, 1 mile northeast of Gumboot Lake. 1676 Comment
  CHSC67759  Achnatherum occidentale subsp. californicum James D. Jokerst 1992-7-30 3419 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. Comment
  RSA129519  Achnatherum occidentale subsp. californicum H. A. Jensen 1933-7-27 334 Siskiyou Grey Butte 2073 Comment
  RSA238358  Achnatherum occidentale subsp. californicum Frederick W. Oettinger 1968-9-6 744 -b Siskiyou Tom's Lake region, Edge of Bear Meadow . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2188 Comment
  UC1025007  Achnatherum occidentale subsp. californicum Leo Whitney 3471 Siskiyou 2 mi se Medicine Lake (Bullseye Lake); Bullseye Lake Comment
  UCD51025  Achnatherum occidentale subsp. californicum R. Tofsrud 1948-8-1 s.n. Siskiyou Along road up to Panther Meadow, Mt. Shasta. 1828 Comment
  UCD51162  Achnatherum occidentale subsp. californicum A. H. Murphy 1959-7-21 59 D Siskiyou Shasta National Forest. Deadfall Lake area. 2225 Comment
  RSA238983  Achnatherum occidentale subsp. occidentale Frederick W. Oettinger 1969-8-3 1141 Siskiyou Above English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA603758  Achnatherum occidentale subsp. occidentale L. C. Wheeler 1935-6-27 3606 Siskiyou Head Etna Creek, Marble Mts. 1799 Comment
  UC1265473  Achnatherum occidentale subsp. occidentale Frederick W. Oettinger 1968-9-6 744 a Siskiyou above Tom's Lake (Bear Meadow); Salmon Mtns., High Lake Basins near English Peak, Marble Mtn 2186 Comment
  UC563984  Achnatherum occidentale subsp. occidentale Elmer I. Applegate 1935-6-10 9481 Siskiyou s base of Caldwell Butte Lava Beds National Monument Comment
  CHSC91225  Achnatherum thurberianum Lowell Ahart; John Dittes 2005-6-9 12018 Siskiyou Small low hill, pasture field, on the east side of a poor rock fence, about 350 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
  UC166597  Achyrachaena mollis Geo. D. Butler 1910-5-8 1312 Siskiyou drylands near Yreka Comment
  UCD103800  Acmispon americanus var. americanus A. A. Heller 1914-8-25 11701 Siskiyou Deetz Station near Black Butte. 1158 Comment
  SEINET13759128  Acmispon denticulatus R. R. Halse 2016-5-29 9718 Siskiyou Along Hilt Road, ca 2.1 miles NW of Hilt on the OR/CA state line. 876 Comment
  HSC71465  Acmispon micranthus J. P. Smith 1973-5-5 6379 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC22295  Aconitum columbianum subsp. columbianum J. O. Sawyer 1969-8-1 1604 Siskiyou Behind Horseshoe Lake 1921 Comment
  JEPS111346  Aconitum columbianum subsp. columbianum Petra Foerster 2007-7-7 Siskiyou Scott Mountain summit forest campground; ; At Summit of Hiway 3, about 3 mi South of Callahan. 1645 Comment
  POM365537  Aconitum columbianum var. columbianum M. B. Dunkle 1944-8-25 9180 Siskiyou Hungry Creek 1829 Comment
  CAS-BOT-BC412616  Aconogonon alaskanum Doris K. Kildale 1929-8-24 9038 Siskiyou Rattlesnake Meadow, trail to Preston Peak 1676 Comment
  CAS-BOT-BC412911  Aconogonon davisiae Doris K. Kildale 1928-7-2 5369 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  HSC19286  Aconogonon davisiae J. O. Sawyer 1969-7-9 1240 Siskiyou Steep hillside above S Sugar Lake 2134 Comment
  HSC29437  Actaea rubra Frederick W. Oettinger 1968-9-1 635 Siskiyou Marble Mtn. Wilderness Area, E side of Abbott's Lake 1723 Comment
  UC618887  Actaea rubra W. Bridge Cooke 1938-8-19 11530 Siskiyou Big Bear Springs meadow and Sisson Southern Trail Spring (6500 ft) Mt. Shasta Comment
  JEPS33919  Adenocaulon bicolor George D. Butler 1908-7-20 339 Siskiyou Humbug Creek Comment
  RSA0003895  Agastache parvifolia Alice Eastwood, J. T. Howell 1940-6-14 8266 Siskiyou Lava Beds National Mon. near Schonchin Butte Comment
  RSA17696  Agastache parvifolia Elmer I. Applegate 1935-6-7 9406 Siskiyou Indian Well, Lava Beds National Monument Comment
  CAS-BOT-BC15478  Agoseris X dasycarpa Elmer I. Applegate 1923-8-17 3845 Siskiyou West side of Medicine Lake Comment
  HSC22431  Agoseris aurantiaca J. O. Sawyer 1969-7-18 1432 Siskiyou SW facing slope above Deacon Lee Trail 2195 Comment
  CAS-BOT-BC15383  Agoseris grandiflora var. grandiflora Alice Eastwood; John Thomas Howell 1937-6-26 5064 Siskiyou Near Fork of Salmon River Comment
  UC618704  Agoseris monticola W. B. Cooke 1938-9-8 8200 Siskiyou near, in lava fields South Gare Springs; Mt. Shasta 2499 Comment
  CAS-BOT-BC13185  Agoseris monticola W. B. Cooke; V. G. Cooke 1946-8-8 17614 Siskiyou Above Panther Meadows, Mount Shasta 2743 Comment
  HSC46233  Agoseris retrorsa Jennifer Whipple 1978-6-5 2345 Siskiyou Weston Gulch in Scott Valley 854 Comment
  CAS-BOT-BC110758  Agropyron cristatum T. C. Fuller 1963-8-26 11161 Siskiyou North limits of Macdoel, Butte Valley. Comment
  JEPS80662  Agrostis alba W. B. and V. G. Cooke 1977-9-20 54806 Siskiyou along dry spring creek Mt. Shasta, Little Bear Springs Comment
  UC161517  Agrostis exarata J. M. Tucker 1963-8-19 3782 Siskiyou headwaters Canyon Creek; Marble Mountain Wilderness Area 1950 Comment
  UCD52125  Agrostis exarata Beecher Crampton 1956-8-21 3838 Siskiyou lower slopes of White Ridge, canyon of the South Fork of the Sacramento River. Comment
  POM207472  Agrostis hallii W. C. Blasdale, Jos Burtt Davy 1899-7-30 6175 Siskiyou Near Ferndale Comment
  HSC22422  Agrostis pallens J. O. Sawyer 1969-8-1 1668 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC30536  Agrostis pallens Frederick W. Oettinger 1969-8-24 1537 Siskiyou Marble Mtn. Wilderness Area, on slope NW of English Peak near the trail. 1753 Comment
  UC1265419  Agrostis pallens Frederick W. Oettinger 1969-9-3 1623 Siskiyou along trail to Tom Taylor Cabin before it enters the woods Tom Taylor Cabin; Salmon Mountains, Marble Mountain Wilderness Area, Crapo Mea 2072 Comment
  SEINET7594120 Image available Agrostis pallens Annie M. Alexander, Louise Kellogg 1949-1 5818 Siskiyou Paradise Lake, Marble Mountains 1920 Comment
  UC1265424  Agrostis stolonifera Frederick W. Oettinger 1968-9-8 790 Siskiyou cliffs s English Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area, English P 1645 Comment
  UCD53529  Agrostis stolonifera P. B. Kennedy 1923-7-29 s.n. Siskiyou by camp Sisson (Mount Shasta). Comment
  UCD53583  Agrostis stolonifera Beecher Crampton 1956-8-20 3799 Siskiyou along US Hwy. 99, 0.5 mile south of Dunsmuir. 701 Comment
  SEINET7594405 Image available Agrostis stolonifera Frederick W. Oettinger 1969-1 1527 Siskiyou Upper English Lake, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area 1798 Comment
  CAS-BOT-BC138481  Agrostis variabilis John Thomas Howell 1939-8-9 15214 Siskiyou Sky High Valley, Marble Mountains. 1828 Comment
  HSC30453  Agrostis variabilis Frederick W. Oettinger 1969-9-2 1604 Siskiyou Marble Mtn. Wilderness Area, N side of English Peak. 2165 Comment
  HSC76717  Agrostis variabilis K. T. Stillman 1976-7-31 349 Siskiyou Marble Mountain Wilderness Area: E facing slope N from Black Mt. towards Jump off point. 2012 Comment
  UC1037382  Alisma plantago-aquatica Douglas Barbe 1955-7-5 108 Siskiyou e limit Greenview (on road to Fort Jones, s side of road); Klamath Mountains, Greenview 883 Comment
  CAS-BOT-BC459434  Allium acuminatum L. R. Short 1933-6-16 31 Siskiyou Klamath Forest 762 Comment
  SBBG843  Allium falcifolium H. and M. Dearing 1938-6-29 2195 Siskiyou Mt Shasta 2438 Comment
  SEINET12053509  Allium falcifolium H. P. Chandler 1901-1 1647 Siskiyou Marble Mountain 2438 Comment
  UC3083  Allium falcifolium C. B. Bradley 1897-1 Siskiyou Comment
  JEPS82242  Allium siskiyouense Roger Raiche 1983-8-14 30611 Siskiyou near summit of road to Mt. Eddy or Dead Fall Meadow (Park Creek Road of forest road 42N17) 2133 Comment
  UCD143200  Allium siskiyouense Sandra L. Holloway 1963-7-14 s.n. Siskiyou ca. 5 miles south and 5 miles west of Weed. 2133 Comment
  HSC540  Allium validum William J. Ferlatte 1966-8-17 393 Siskiyou Trinity Alps: Caribou Basin 1982 Comment
  HSC44608  Allium validum Laura Witherspoon 1977-7-30 Siskiyou Flint Valley 1341 Comment
  HSC22208  Allotropa virgata J. O. Sawyer 1969-7-23 1180 Siskiyou Along road near Horse Range Creek. 1341 Comment
  RSA607569  Allotropa virgata Barbara M. Leitner 1996-7-18 96 -001 Siskiyou Medicine Lake Highlands and Adjacent Modoc Plateau. Comment
  CAS-BOT-BC453443  Allotropa virgata Volney Rattan 1879-6-1 s.n. Siskiyou Klamath Comment
  CAS-BOT-BC171419  Alnus incana subsp. tenuifolia H. A. Thomas; J. H. Thomas 1954-7-24 4505 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  HSC4964  Alnus incana subsp. tenuifolia J. O. Sawyer 1968-6-25 343 Siskiyou Along Horse Range Creek 1646 Comment
  UCD77319  Alnus incana subsp. tenuifolia Robert E. Preston 2002-6-20 1863 Siskiyou Klamath National Forest, Rainbow Mountain, north slope 1910 Comment
  JEPS109399  Alnus rhombifolia Dean W. Taylor 2004-7-19 19190 B Siskiyou Weed, wet meadow just east of town limits along Boles Creek 1051 Comment
  JEPS58664  Alnus rhombifolia Geo. D. Butler 1908-7-4 10 Siskiyou near Reeders; Shasta River 670 Comment
  RSA452797  Alnus rhombifolia E. E. Stanford 1930-6-15 1585 Siskiyou 1 mile north of Dunsmuir. Comment
  CAS-BOT-BC169643  Alnus rhombifolia W. R. Dudley 1901-8-24 s.n. Siskiyou Salmon? or Rush Creek Comment
  UCD110046  Alnus viridis subsp. sinuata Jack Major 1961-7-14 642 Siskiyou Mud Creek, Mount Shasta. 1706 Comment
  SEINET12027701  Alnus viridis subsp. sinuata H. P. Chandler 1901-1 1618 Siskiyou near Marble Mountain, North Coast Ranges 2134 Comment
  CAS-BOT-BC17202  Alyssum alyssoides L. E. Smith 1913-5-27 299 Siskiyou Weed. Comment
  CDA376  Alyssum alyssoides G. D. Barbe, T. C. Fuller, J. T. Howell 1980-4-28 2588 Siskiyou Between Old Highway 99 and railroad at Truttman Lane, 3.2 km south of Grenada. Comment
  JEPS54294  Amaranthus californicus Geo. D. Butler 1908-7-16 544 Siskiyou near Yreka (along creek of Butler's ranch) Comment
  OBI55403  Ambrosia artemisiifolia David J. Keil, Kathleen Keil 1992-7-24 23564 Siskiyou E of McCloud along hwy 89, 22.6 mi W of Shasta County line Comment
  HSC76639  Amelanchier pallida K. T. Stillman 1976-6-25 83 Siskiyou Marble Mtn. Wilderness Area, N side of Elk Valley. 1799 Comment
  RSA211454  Amelanchier pallida William J. Ferlatte 1966-6-23 149 Siskiyou Between campground and S. Fork of the Salmon River. 1524 Comment
  CAS-BOT-BC136902  Amelanchier utahensis Alice Eastwood 1921-7-24 10730 Siskiyou Castle Lake Comment
  CAS-BOT-BC136913  Amelanchier utahensis J. H. Thomas 1954-5-13 4126 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Vicinity of Blind Horse Creek 1066 Comment
  JEPS82710  Amelanchier utahensis Wayne Roderick 1984-6-7 Siskiyou sw of Stewart Springs (Cabin Meadow); Cabin Meadow 1920 Comment
  UC555443  Amelanchier utahensis Dorothy Tebbe 1929-6-5 126 Siskiyou Mt. Eddy Comment
  HSC37543  Amsinckia intermedia J. P. Smith 1974-5-27 7606 Siskiyou Along FS Rd. 47N03 1524 Comment
  SEINET12480057  Amsinckia menziesii G. D. Butler 1269 Siskiyou Yreka. Comment
  CAS-BOT-BC45212  Anaphalis margaritacea A. A. Heller 1914-8-28 11734 Siskiyou East side of Mount Eddy 2103 Comment
  RSA34228  Anaphalis margaritacea C. B. Wolf 1927-8-27 1148 Siskiyou Klamath River, 10 miles above mouth of Salmon Comment
  RSA96846  Anaphalis margaritacea Percy C. Everett, E. K. Balls 1954-10-14 20295 Siskiyou Along Klamath River, 7.6 mi. N of Somesbar, Hwy 96. 244 Comment
  CAS-BOT-BC64606  Androsace elongata subsp. acuta John Thomas Howell 1952-6-14 28347 Siskiyou 9.5 mi. from St. Jones on road to Callehan. Comment
  UC165735  Androsace elongata subsp. acuta Geo. D. Butler 1909-3-7 579 Siskiyou near Yreka Comment
  CAS-BOT-BC391810  Anemone deltoidea Ira L. Wiggins 1955-7-29 13577 Siskiyou Summit of ridge above Thompson Creek, trail to Caribou Lake 1999 Comment
  UC199534  Anemone drummondii Annie M. Alexander and L. Kellogg 1911-8-14 320 Siskiyou Mt. Eddy Comment
  SEINET12086506  Anemone drummondii H. P. Chandler 1901-1 1676 Siskiyou Marble Mountain 2438 Comment
  UCR110586  Anemone occidentalis L. C. Wheeler 1963-8-25 8273 Siskiyou South Slope, Preston Peak: South summit 2134 Comment
  CHSC30108  Anemone oregana M. S. Taylor 1980-6-4 2779 Siskiyou Cedar Lake, ca. 11 mi sw of Mt. Shasta City. 1737 Comment
  JEPS22050  Angelica arguta Rimo Bacigalupi with Reino and Aloha Alava 1958-9-1 6798 Siskiyou 6.2 mi above junction with road to Gumboot Lake (sw of Mount Shasta town (formerly Sisson), headwaters Sacramento River, on road to Castle Lake, drainage of Scott Camp Creek) 1432 Comment
  UC174746  Angelica arguta K. Brandegee July 1887 Siskiyou Mount Shasta Comment
  HSC91110  Angelica tomentosa Jennifer Whipple 1976-9-3 1785 Siskiyou W facing slope of the ridge between Durney Lake and Little Crater Lake 2195 Comment
  HSC71958  Angelica tomentosa J. M. DiTomaso 1980-8-26 1917 Siskiyou Shasta Springs, 2 mi along railroad track, N end of Scarlet Way, 4 mi N of Dunsmir. Along W side of Sacramento River 762 Comment
  HSC71992  Angelica tomentosa J. M. DiTomaso 1980-8-7 1861 Siskiyou Rattlesnake Meadow, below Preston Peak 1631 Comment
  UCD127192  Angelica tomentosa J. M. Tucker; L. K. Mann 1963-7-4 3697 Siskiyou vicinity of U.S. Forest Service Public Camp, just east of Finley Camp, road from Etna to Sawyer's Bar. Comment
  CAS-BOT-BC59287  Antennaria argentea Geo. D. Butler 1909-5-31 756 Siskiyou Humbug Mountain Comment
  SD98922  Antennaria argentea Darley F. Howe 1977-10-12 5010 Siskiyou Knopki Road, 3.5 miles from #99, near Oregon Line. Comment
Read comments
Jul 11 2010
  CAS-BOT-BC59163  Antennaria dimorpha L. E. Smith 1914-3-1 s.n. Siskiyou Montague Comment
  CAS-BOT-BC58719  Antennaria geyeri Alice Eastwood 1921-7-25 10814 Siskiyou Bigelows, McCloud River Comment
  UC336311  Antennaria geyeri unknown 1889-6-27 Siskiyou Edgwood Comment
  UC891579  Antennaria geyeri A. A. Heller 1938-7-12 15245 Siskiyou 5 mi n Weed (on highway #49) 1066 Comment
  UCD77338  Antennaria howellii subsp. howellii Robert E. Preston 2002-7-14 1930 Siskiyou Klamath National Forest, N slope of Rainbow Mountain 1850 Comment
  HSC21992  Antennaria media J. O. Sawyer 1968-7-22 558 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC68151  Antennaria microphylla Steve Selva, J. P. Smith 1970-6-15 3969 Siskiyou 20 mi. E of Cecilville on the road to Callahan 1646 Comment
  HSC4639  Antennaria rosea subsp. rosea R. C. Wunner 1965-8-21 459 Siskiyou California Lava Beds National Monument; 1/4 mile from Caldwell Butte towards Caldwell Ice Cave 1402 Comment
  CDA6273  Antirrhinum majus T. C. Fuller 1965-6-1 13584 Siskiyou East side of Highway 99 just south of Dunsmuir exit, Dunsmuir. 0 Comment
  RSA371501  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-7-2 363 Siskiyou Gazelle-Callahan Road, 2.5 miles NE of Hwy. 3. 1052 Comment
  JEPS107960  Apera interrupta Lowell Ahart, John Dittes 2005-6-9 12007 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
  JEPS49787  Apocynum androsaemifolium W. L. Jepson Jul 17 1902-Jul 22 1902 2097 Siskiyou w. Siskiyou, Devil's Backbone 1828 Comment
  SBBG30602  Apocynum androsaemifolium D. Myrick 1968-6-24 2005 Siskiyou Adams Crk above Mountain Meadow Ranch, Big Flat, Coffee Crk; Trinity Alps 1828 Comment
  UC595133  Apocynum androsaemifolium David D. Keck 1938-8-8 4875 Siskiyou between Scott Mt. and Craggy Peak (at Trinity Co. line); Scott Mt. Divide 1675 Comment
  HSC69383  Aquilegia formosa var. formosa Maralyn A. Renner 1980-7-24 1954 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  HSC67712  Aquilegia formosa var. truncata John Palmer 1980-7-24 612 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  RSA0125740  Arabis breweri L. P. Janeway 1983-9-10 650 Siskiyou South ridge of Little Grayback Mtn. 1738 Comment
  RSA0125503  Arabis breweri var. austiniae Alice Eastwood, J. T. Howell 1934-4-20 1762 Siskiyou Near Yreka along Shasta River. Comment
  HSC44499  Arabis breweri var. breweri K. Irwin 1977-5-22 386 Siskiyou On South Fork Salmon River Rd., 4 mi. E of Cecilville Comment
  HSC48280  Arabis divaricarpa var. interposita Ken Stillman 1978-7-6 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  CAS-BOT-BC65370  Arabis eschscholtziana R. C. Wenk 2005-7-16 252 Siskiyou South Fork of the Salmon River, south end of Big Flat Meadow. 1493 Comment
  HSC27339  Arabis holboellii var. pinetorum J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5670 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  HSC57505  Arabis lyallii G. L. Clifton, Terry Griswold 1979-7-26 10157 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2104 Comment
  HSC49944  Arabis modesta G. L. Clifton, Walter Overton 1979-5-28 3453 Siskiyou Near Klamath River, close to the town of Seiad Valley 488 Comment
  UC673139  Arabis modesta Lincoln Constance and Reed C. Rollins 1942-5-13 2907 Siskiyou 4 mi e Seiad; Klamath-Siskiyou Region, Klamath River 457 Comment
  JEPS84110  Arabis oregana L. R. Heckard with J. Hickman et al. 1986-7-17 6452 Siskiyou ca 5 mi n Seiad Valley town (s of Lily Pad Lake, trail to Kangaroo Peak); Kangaroo Peak 1820 Comment
  HSC22085  Arabis platysperma J. O. Sawyer 1969-8-4 1835 Siskiyou Above Sugar Lake 2134 Comment
  HSC26562  Arabis platysperma J. P. Smith, J. O. Sawyer 1972-8-20 5754 Siskiyou Slope of Mt. Hoffman 2134 Comment
  RSA59496  Arabis sparsiflora E. K. Balls 1950-5-15 14704 Siskiyou Lava Beds National Monument, below Indian Well Public Camp. 1402 Comment
  JEPS104823  Arabis subpinnatifida Dean W. Taylor 1996-5-29 15642 Siskiyou upper Noyes Valley; along Noyes Valley Creek (ca. 20 air miles SW of Yreka) 1371 Comment
  CAS-BOT-BC171029  Aralia californica Marion Ownbey; Fred G. Meyer 1940-7-8 2221 Siskiyou Along Cade Creek near it's mouth, 3 miles east of Happy Camp. Comment
  POM299041  Aralia californica Marion Ownbey, Fred G. Meyer 1940-7-8 2221 Siskiyou Along Cade Creek near its mouth, 3 miles east of Happy Camp Comment
  UC933377  Aralia californica Annie M. Alexander and Louise Kellogg 1948-9-7 5587 A Siskiyou at small creek S. Fork Salmon R. Siskiyou Mts., S. Fork Salmon R. Comment
  SEINET2471294  Arceuthobium abietinum subsp. wiensii R. L. Mathiasen 2007-9-16 2007 -47 Siskiyou Ca. 18 km W. of Indian Creek on forest road 17N11 1340 Comment
  CHSC97992  Arceuthobium campylopodum R. L. Mathiasen 2005-3-12 532 Siskiyou 0.8 km north of Highway 89 on forest road 88 (road to Mt. Shasta Ski Park). Shasta-Trinity National Forest. Comment
  HSC29239  Arceuthobium campylopodum Frederick W. Oettinger 1969-8-22 1509 Siskiyou Marble Mtn. Wilderness Area, just W of outlet and along shoreline of Horse Range Lake 1822 Comment
  UCR51807  Arctium minus L. C. Wheeler 1934-9-17 03276 Siskiyou Siskiyou Mtns., Dutch Creek off Klamath River 703 Comment
  UC1733831  Arctostaphylos Frank Gould 1940-5-15 1245 Siskiyou Bull Meadows; Goosenest Mountain 1828 Comment
  CAS-BOT-BC39977  Arctostaphylos nevadensis L. F. Henderson 1926-4-4 5935 Siskiyou Well up Sanger Peak Trail, 5 miles from Takilma, S. Ore, but in California. Comment
  CAS-BOT-BC40022  Arctostaphylos nevadensis John Thomas Howell 1939-8-3 14998 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC76972  Arctostaphylos nevadensis K. T. Stillman 1976-6-25 46 Siskiyou Marble Mtn. Wilderness Area 1829 Comment
  RSA68855  Arctostaphylos nevadensis A. E. Culbertson 1943-6-26 101 Siskiyou Castle Lake, 5434, in a north facing cirque with an abrupt 1000' backwall; 14 miles s.w. of Mt. Shasta on n. side of a 6600' eastern spur of Trinity Mts.; 2000' above Sacramento R. within 10 air miles of its headwaters to the west. Comment
  UC21874  Arctostaphylos nevadensis W. H. Brewer 1862-9-13 1381 Siskiyou Mount Shasta 1828 Comment
  JEPS124856 Image available Arctostaphylos nevadensis C. L. Kline 1965-7-13 200 Siskiyou Mt. Shasta. 500' above ski bowl, Comment
  CAS-BOT-BC45414  Arctostaphylos nevadensis subsp. knightii Roger Raiche; Kurt Zadnik 1982-7-6 20558 Siskiyou Deadwood Lookout northwest of Yreka. 1676 Comment
  CAS-BOT-BC46491  Arctostaphylos patula C. B. Wolf 1931-9-2 2394 Siskiyou 3 mi. above junction with Pacific Highway on the McCloud Road. 1158 Comment
  CAS-BOT-BC46508  Arctostaphylos patula D. E. Breedlove 1962-6-11 3364 Siskiyou Along State Highway 89, 8.0 mi. e. of McCloud; Cascade Range. 1127 Comment
  HSC65285  Arctostaphylos patula Rich White 1978-7-6 255 Siskiyou Pond above Elk Hole 1524 Comment
  HSC7702  Arctostaphylos patula D. M. Thomson 1965-8-14 190 Siskiyou Lava Beds National Monument, Tickner Rd., 2 mi. SW of Mammoth Crater Comment
  UCD53417  Arctostaphylos patula Robert E. Preston 2001-6-23 1564 Siskiyou Klamath National Forest; north slope of Rainbow Mtn. at Hemlock Lake. 1889 Comment
  CDA38691  Arctostaphylos patula T. C. Fuller 1962-6-13 8991 Siskiyou Road to Medicine Lake, 3.2 miles north of Bartle. 0 Comment
  SEINET11977820  Arctostaphylos patula H. P. Chandler 1901-1 1600 Siskiyou near Marble Mountain, North Coast Ranges 2286 Comment
  RSA12511  Arctostaphylos viscida subsp. viscida C. B. Wolf 1934-7-4 5925 Siskiyou Klamath River, 3 mi. below Tee Bar Creek. 213 Comment
  UC718362  Arctostaphylos viscida subsp. viscida Carl B. Wolf 1934-7-4 5925 Siskiyou 3 mi below Tee Bar Creek; Klamath River 213 Comment
  UC852283  Arenaria congesta var. suffrutescens Alice Eastwood 1912-8-30 2033 Siskiyou Mount Eddy Comment
  RSA237360  Arenaria congesta var. suffrutescens Frederick W. Oettinger 1967-6-24 114 Siskiyou Ridge at Etna Summit between Etna and Sawyers Bar. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA423698  Arenaria serpyllifolia L. C. Wheeler 1934-6-3 2623 Siskiyou Cherry Flat, Klamath River; Siskiyou Mts. 518 Comment
  CAS-BOT-BC82248  Arnica chamissonis Calvin McMillan; Malcom A. Nobs 1949-6-17 798 Siskiyou Grass Lake, Highway 97 Comment
  UC1037313  Arnica chamissonis Leo Whitney 1934-6-23 1836 Siskiyou near Tennant; Antelope Creek 1463 Comment
  RSA50233  Arnica cordifolia E. K. Balls 1949-7-9 13942 Siskiyou 8.3 miles from Etna on road to Sawyer's Bar. 1006 Comment
  SEINET3082314 Image available Arnica cordifolia Harley P. Chandler June 1901 1615 Siskiyou North Coast Ranges. Ridges and meadows near Marble Mountain. 2130 Comment
  HSC22144  Arnica discoidea J. O. Sawyer 1969-8-18 1994 Siskiyou Above South Sugar Lake 1829 Comment
  HSC27645  Arnica discoidea Carl W. Mize 1972-6-21 71 Siskiyou Just past first creek on trail 351 Comment
  SEINET999813  Arnica lanceolata subsp. prima Mark Fishbein, Lane Greer 2006-1 5877 Siskiyou Paynes Creek, above Paynes Springs, about 2 mi southeast of Medicine Lake. 2000 Comment
  UC1408755  Arnica latifolia Frederick W. Oettinger 1968-8-10 460 Siskiyou high lake basins in vicinity of English Peak ((along old Hancock Lake trail to Diamond Lake)); Salmon Mountains, Marble Mountain Wilderness Area, English P 1973 Comment
  UC1483461  Arnica latifolia Maralyn A. Renner 1980-7-14 1719 Siskiyou Etna Creek (headwaters) Etna Quad., Etna Creek 1706 Comment
  CAS-BOT-BC465595  Arnica mollis Julie Kierstead Nelson; Martin Lenz 2015-6-18 2015 -063 Siskiyou Headwaters of West Fork Parks Creek, 2 mi NNE of China Mountain; 7 mi W of town of Weed 2197 Comment
  RSA237483  Arnica mollis Frederick W. Oettinger 1969-8-19 1470 Siskiyou 0.2 mi due NE of Charmaine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  HSC29297  Arnica nevadensis Frederick W. Oettinger 1969-7-28 1082 Siskiyou High Lake Basins near English Peak, Marble Mountain Wilderness Area; NE-facing slope NW above Upper English Lake 2012 Comment
  HSC29299  Arnica viscosa Frederick W. Oettinger 1968-9-2 668 Siskiyou High Lake Basins near English Peak, marble Mountain Wilderness Area; N facing slope SSW of Upper English Lake 1860 Comment
  HSC62124  Arnica viscosa Al Hobart 1960-9-20 Siskiyou Preston Peak Comment
  UCD56024  Arrhenatherum elatius S. D. Nelson 1947-5-24 s.n. Siskiyou Scott Valley. Comment
  CAS-BOT-BC499176  Artemisia douglasiana Doris K. Kildale 1928-7-25 5904 Siskiyou Klamath River at Mack's Creek near Hamburg Comment
  HSC1955  Artemisia douglasiana Geo. D. Butler 1910-7-29 1798 Siskiyou Yreka Comment
  RSA417442  Artemisia ludoviciana M. B. Dunkle 1945-08 9292 Siskiyou Klamath Nat'l Forest, Marble Mountains Comment
  UC1212151  Aruncus dioicus var. pubescens Francia Chisaki and Helen K. Sharsmith 1959-8-20 4742 Siskiyou Salmon River between Forks of Salmon and Somes Bar; Inner North Coast Ranges 304 Comment
  RSA134151  Aruncus vulgaris Percy C. Everett, E. K. Balls 1959-10-24 23950 Siskiyou 7.4 miles NW from Forks, along Salmon River, Sawyers Bar to Somes Bar. 244 Comment
  CAS-BOT-BC400589  Asarum caudatum Alice Eastwood 1917-9-2 6679 Siskiyou Shasta Springs Comment
  CAS-BOT-BC400591  Asarum caudatum A. A. Heller 1919-6-27 13276 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC400698  Asarum hartwegii Doris K. Kildale 1930-6-1 9715 Siskiyou Salmon River between Oak Bottom and Somes Bar Comment
  SBBG30592  Asclepias cordifolia D. Myrick 1968-6-27 2041 Siskiyou trail to Lake Josephine above Carter's Ranch 5 mi S of Big Flat 1828 Comment
  RSA0092490  Asclepias cordifolia Jennifer Hedin 1996-5-27 228 Siskiyou Lower Mel, R falls, campground/picnic area. Location interpreted by M. Fishbein: Lower Fowler Falls near McClout and Fowler Camp. Comment
  CDA15398  Asclepias speciosa G. F. Hrusa 1997-9-18 14109 Siskiyou Shasta Valley. 1 mi. S of Gazelle on Old Hwy. 99. Comment
  POM23231  Aspidotis densa E. B. Copeland 1903-8-18 3815 Siskiyou Mount Eddy 1677 Comment
  RSA577173  Aspidotis densa L. C. Wheeler 1934-8-26 3224 Siskiyou Trapper Creek Comment
  RSA577265  Aspidotis densa L. C. Wheeler 1934-8-13 3112 Siskiyou East Fork Horse Creek Comment
  CAS-BOT-BC99215  Aster Louis C. Wheeler 1934-9-19 3284 Siskiyou Klamath National Forest - Walker 518 Comment
  SEINET10757880  Aster brickellioides Andrew Townesmith, Karen M. Meyer 2007-7-28 Townesmith 863 Siskiyou Shasta-Trinity National Forest. Along Forest Service route 26, 4.1 miles west of forest boundary. T39N R5W S10. 1277 Comment
  POM41384  Aster radulinus Geo. D. Butler 1910-7-20 1729 Siskiyou Goosenest foothills 1524 Comment
  JEPS54544  Astragalus accidens var. hendersonii Mrs. C. Quigley 1909-5-8 706 Siskiyou near Yreka (Klamath River); , near Yreka Comment
  CAS-BOT-BC178802  Astragalus californicus John Thomas Howell; Alice Eastwood 1934-4-20 1739 Siskiyou Near Yreka on Ft. Jones Road Comment
  CAS-BOT-BC178813  Astragalus californicus L. E. Smith 1914-5-14 697 Siskiyou Yreka Comment
  RSA0006721  Astragalus californicus R. C. Barneby 1954-5-16 11510 Siskiyou Klamath River canyon 1-1/2 iles below Klamath River Post Office. 473 Comment
  CAS-BOT-BC177864  Astragalus curvicarpus var. curvicarpus A. A. Heller 1905-6-19 8066 Siskiyou Grenada Station Comment
  HSC36940  Astragalus lentiginosus var. lentiginosus J. P. Smith 1974-5-27 7611 Siskiyou Along FS Rd. 47N03 1280 Comment
  SEINET7040265  Astragalus newberryi var. newberryi A. G. Vestal 1963-6-1 s.n. Siskiyou 3.6 miles northwest of Route 97 on road to Darnnell Reservoir. Southeast part of the Shasta Valley. Comment
  JEPS54792  Astragalus purshii E. B. Copeland 1903-7-6 3557 Siskiyou Hornbrook Comment
  CAS-BOT-BC192918  Astragalus purshii var. lectulus John Thomas Howell 1939-8-4 15055 Siskiyou Marble Rim, Marble Mts. 1889 Comment
  CAS-BOT-BC69536  Athyrium alpestre subsp. americanum W. B. C. 1938-9-8 11617 Siskiyou Panther Creek Glacial Meadow, Mount Shasta. 2590 Comment
  HSC61203  Athyrium distentifolium var. americanum Al Hobart Siskiyou El Capitan Comment
  CAS-BOT-BC66198  Athyrium filix-femina var. cyclosorum John Thomas Howell 1939-8-3 14988 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  UC1481842  Athyrium filix-femina var. cyclosorum Milo S. Baker 1926-7-14 23 a-26 Siskiyou 4 1/2 mi along forest rd N Fork Mt. Comment
  JEPS80575  Athyrium filix-femina var. cyclosorum Gilbert Muth 1965-8-3 Siskiyou Creek at Marble Valley; Marble Mt. Wilderness Area 1792 Comment
  RSA482804  Athysanus pusillus L. C. Wheeler 1934-6-9 2675 Siskiyou Hungry Creek, Siskiyou Mts. Mt. Diablo Meridian. 1098 Comment
  UC375286  Athysanus pusillus Geo. D. Butler 1909-3-14 556 Siskiyou near Yreka Comment
  UCR64451  Atriplex rosea L. C. Wheeler 1934-10-21 03339 Siskiyou Shasta Valley, 8 mi NE of Gazelle 869 Comment
  POM210920  Atriplex subspicata L. C. Wheeler 1934-10-21 331 Siskiyou Shasta Valley 4 mi E Grenada 869 Comment
  CHSC72233  Atriplex triangularis Vernon H. Oswald 1998-9-16 9650 Siskiyou Tour Route at Lower Klamath NWR 3 mi south of Hwy. 161. 1243 Comment
  RSA210844  Atriplex truncata R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39036 Siskiyou Along Hwy 161 on N side of Lower Klamath Lake, Lake Klamath National Wildlife Refuge, 1.9 miles E of junction of Hwys 97 and 161. Comment
  UC456083  Balsamorhiza deltoidea I. J. Condit 1911-7-10 Siskiyou Shasta Retreat, old logging road Shasta Retreat 914 Comment
  SEINET7239737 Image available Balsamorhiza deltoidea G. D. Butler 1910-4-16 1180 Siskiyou Klamath Hills Comment
  CAS-BOT-BC100048  Balsamorhiza hookeri Lincoln Constance; Reed C. Rollins 1942-5-14 2919 Siskiyou One mile east of Yreka 762 Comment
  RSA47625  Balsamorhiza hookeri Roxana S. Ferris, Laura Lorraine 1948-6-12 11713 Siskiyou Schoolhouse Hill, Plowman's Valley [Noyes Valley], East Fork of Scott River Comment
  CAS-BOT-BC100059  Balsamorhiza lanata Alice Eastwood; John Thomas Howell 1936-6-13 2749 Siskiyou 6 miles n. of Weed Comment
  POM94780  Barbarea orthoceras Geo. D. Butler 1910-7-7 1659 Siskiyou Shackleford Creek. 1220 Comment
  JEPS73744  Beckmannia syzigachne George D. Butler 1908-6-25 484 Siskiyou Butler's Ranch near Yreka Comment
  UCD95064  Berberis aquifolium var. aquifolium Jeff Kennedy 1994-4-24 2 Siskiyou Four-acre private parcel, 1.1 air miles W of the Ctrl. Mt. Shasta exit from Interstate 5; 0.5 air-mile W of Mt. Shasta State Fish Hatchery; S of W end of Melo Rd. (off of Old Stage Rd.); W of and adj. to Wagon Creek; E of ranch w/ lg. stock pond. 1042 Comment
  UCSB24056  Berberis aquifolium var. aquifolium Favero, R. 1968-3-26 Siskiyou 1 mile southwest of Hilt, near old water tank, Siskiyou Mountains 853 Comment
  HSC65095  Berberis aquifolium var. repens J. P. Smith 1973-5-5 6399 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC67762  Berberis aquifolium var. repens John Palmer 1980-8-15 973 Siskiyou NE of Seiad Low Gap on spur of F.S. Rd. 46N50 1098 Comment
  CAS-BOT-BC75725  Berberis nervosa Doris K. Kildale 1929-7-21 8744 Siskiyou Elk Lick, South Fork of Indian Creek. 1219 Comment
  OBI20531  Berberis nervosa H. E. McMinn 1932-6-27 2532 Siskiyou Serad Valley to Clear Crk, Klamath River Comment
  CAS-BOT-BC75922  Berberis piperiana Doris K. Kildale 1929-5-1 7841 Siskiyou Callahan. Comment
  CAS-BOT-BC75943  Berberis piperiana John Thomas Howell 1937-7-23 13357 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC169480  Betula occidentalis Roxana S. Ferris; Laura Lorraine 1948-6-12 11823 Siskiyou East Fork of Scott River drainage, Parker Ranch, Plowman's [Noyes] Valley 1203 Comment
  CAS-BOT-BC169485  Betula occidentalis Dorothy Parker 1947-4-27 177 Siskiyou Along the banks of the East Fork of Scott River Plowman's Valley 1158 Comment
  JEPS120186  Betula occidentalis Julie Kierstead Nelson with Rhonda Posey, Peter Zika, Talitha Derksen 2012-6-21 2012 -058 Siskiyou South Fork Willow Creek, foothills of N side Scott Mountain Rd. ca. 1 mile S of Gazelle-Callahan Hwy. Comment
  JEPS87871  Betula occidentalis Vernon H. Oswald and Lowell Ahart 1994-8-1 6443 Siskiyou junction of Forest Road 17 3.3 mi sw junction with Stewart Springs Rd (w of Weed) 1706 Comment
  POM211183  Bidens frondosa L. C. Wheeler 1934-9-19 3285 Siskiyou Walker, Klamath River 518 Comment
  CAS-BOT-BC413075  Bistorta bistortoides D. E. Breedlove 1962-6-11 3370 Siskiyou Along State Hwy. 89, 17.6 miles east of McCloud; Cascade Mountains 1219 Comment
  HSC96829  Bistorta bistortoides S. Lyon, J. McIntire 2006-6-25 24 Siskiyou Burns Ranch; On F.S. Rd. 39N41, 0.2 miles southwest of intersection with Rd. 39N27 1341 Comment
  CAS-BOT-BC127929  Blepharipappus scaber Louis C. Wheeler 1934-6-22 2760 Siskiyou Cottonwood Creek 914 Comment
  CAS-BOT-BC127950  Blepharipappus scaber J. J. Walters 1936-5-30 s.n. Siskiyou Bogus Creek, one mile above its confluence with the Klamath River Comment
  CHSC38990  Blepharipappus scaber J. D. Jokerst 1983-7-21 1865 B Siskiyou Center of the east edge of the large open meadow at Wiley Ranch. Comment
  CAS-BOT-BC16871  Boechera R. C. Wenk 2005-7-15 217 Siskiyou Trinity Alps, above S Fork of Salmon R., along the Yellow Rose Mine Trail, top of pass going N towards Preacher's Peak 2133 Comment
  CAS-BOT-BC15794  Boechera acutina Doris K. Kildale 1928-8-20 6623 Siskiyou Hancock Look Out - on trail to Marble Mountain. 2151 Comment
  SEINET12783915  Boechera breweri subsp. shastaensis D. W. Taylor 1996-5-30 15645 Siskiyou Hill summit just north of Wanaka Spring, Iron Gate Reservoir (about 20 miles east of Yreka, Klamath National Forest 914 Comment
  CAS-BOT-BC16239  Boechera divaricarpa John Thomas Howell 1937-7-21 13205 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  JEPS84108  Boechera divaricarpa L. R. Heckard with J. Hickman et al. 1986-7-17 6549 Siskiyou ca 1 mi ne Buckhorn 2100 Comment
  CAS-BOT-BC13812  Boechera howellii John Thomas Howell 1937-7-26 13539 Siskiyou Caribou Mountain. 2438 Comment
  UCD114342  Boechera howellii Robert E. Preston 1984-7-26 495 Siskiyou Green Butte, on s slope of Mt. Shasta. Comment
  JEPS90245  Boechera paupercula Dean W. Taylor 1975-8-14 5356 Siskiyou between Shasta Ski Area and Green Butte (Mount Shasta); Mount Shasta 2590 Comment
  UC61665  Boechera platysperma Geo. B. Grant Sep 1902 5097 Siskiyou Horse Camp Mt. Shasta 2438 Comment
  CAS-BOT-BC14668  Boechera rectissima Alice Eastwood 1923-5-22 11895 Siskiyou Sissons, road to Mount Shasta. 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
  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
  UC618778  Boechera sparsiflora unknown 1938-6-17 11051 Siskiyou Sisson Southern Trail Mount Shasta 1371 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
  RSA0028753  Boisduvalia densiflora var. densiflora Geo. D. Butler 1910-6-29 1614 Siskiyou Yreka Creek Comment
  RSA12490  Boykinia major Carl B. Wolf 1934-7-4 5947 Siskiyou 6.8 miles from Dry Lake lookout on road to Horse Creek, Siskiyou Mountains. 1829 Comment
  RSA211105  Boykinia major William J. Ferlatte 1966-8-17 395 Siskiyou Caribou Basin; Trinity Alps 1982 Comment
  UC375292  Brassica rapa Geo. D. Butler 1908-7-14 1048 Siskiyou fields near Yreka Comment
  CAS-BOT-BC127860  Brickellia grandiflora W. R. Dudley 1901-8-22 s.n. Siskiyou Bear Canon -- west of Foxtail Ridge -- Salmon Mts. Comment
  CAS-BOT-BC127717  Brickellia greenei Peter Raven 1956-9-5 10462 Siskiyou North Fork of Sacramento River 1828 Comment
  UCR108347  Brickellia greenei L. C. Wheeler 1952-9-18 6248 Siskiyou Siskiyou Mtns, South fork Indian Creek, near Happy Camp 333 Comment
  SEINET10570598  Brodiaea capitata George D. Butler 1910-4-17 Butler 1192 Siskiyou Dry hills near Yreka Comment
  POM109930  Brodiaea elegans subsp. elegans Geo D. Butler 1910-5-28 1421 Siskiyou Near Yreka. Comment
  CDA1788  Bromus briziformis Don Shaw 1971-9-7 Siskiyou Ball Mountain Road, 12 miles east of Montague. 0 Comment
  JEPS69179  Bromus carinatus var. carinatus Geo. D. Butler 1909-6-13 832 Siskiyou Moffitt Creek Comment
  UC70745  Bromus carinatus var. carinatus T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou in the Scott River Valley Scott River Valley Comment
  CAS-BOT-BC155962  Bromus commutatus Louis C. Wheeler 1934-6-22 2748 Siskiyou Klamath National Forest. Cottonwood Creek. 914 Comment
  JEPS69188  Bromus hordeaceus Geo. D. Butler 1909-5-26 819 Siskiyou field near Yreka Comment
  HSC9187  Bromus inermis D. M. Thomson 1965-7-18 154 Siskiyou Lava Beds N.M., N Boundry Rd., near Canbys Bay. Comment
  RSA14320  Bromus marginatus Elmer I. Applegate 1923-8-20 3908 Siskiyou Medicine Lake 1982 Comment
  HSC22856  Bromus orcuttianus J. O. Sawyer 1969-6-11 816 Siskiyou Ridge next to C.C.C. road, near N fork of Horse Range Creek 1357 Comment
  HSC30542  Bromus orcuttianus Frederick W. Oettinger 1969-8-16 1392 Siskiyou Near English Lake, Salmon Mountains 1707 Comment
  CHSC86643  Bromus tectorum Jenny Marr 1993-7-1 26 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UCD59947  Bromus tectorum A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3617 Siskiyou At Weed. Comment
  UCD59949  Bromus tectorum var. nudus P. B. Kennedy 1923-7-29 s.n. Siskiyou Mt. Shasta City. By Camp Sisson. Comment
  HSC23100  Calamagrostis canadensis var. langsdorffii J. O. Sawyer 1969-8-1 1605 Siskiyou Behind Horseshoe Lake 1921 Comment
  CAS-BOT-BC185262  Calamagrostis koelerioides Doris K. Kildale 1928-8-19 6544 Siskiyou Summit of divide between English Lake and Hancock Lake on trail to Marble Mountain. 2194 Comment
  POM353039  Calamagrostis koelerioides M. B. Dunkle 1945-7-22 9239 Siskiyou Marble Mts., Klamath National Forest. Comment
  UC816584  Calamagrostis koelerioides A. A. Heller 1915-8-26 12243 Siskiyou Mt. Eddy; n side Comment
  UC163688  Callitriche verna Geo. D. Butler 1908-8-27 406 Siskiyou Oro Fino Creek Comment
  RSA237960  Callitriche verna Frederick W. Oettinger 1968-8-2 352 Siskiyou Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  CAS-BOT-BC85743  Calocedrus decurrens Alice Eastwood 1928-8-1 1939 Siskiyou Cantara 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
  JEPS80595  Calocedrus decurrens Gilbert Muth 1966-8-3 495 Siskiyou Marble Valley Meadow Marble Mt. Wilderness, Marble Valley Meadow 1792 Comment
  SBBG34157  Calocedrus decurrens J. Major, M. Fleschner, R. Pemble 1966-9-5 Siskiyou SE of Marble Mtn Marble Mtns 1828 Comment
  RSA624396  Calocedrus decurrens L. C. Wheeler 1952-9-17 6944 Siskiyou Unspecified. Comment
  CHSC9501  Calochortus coeruleus J. F. Goodwin 1971-7-3 147 Siskiyou Southeast of Castle Lake, 0.1 mi south on Lookout Trail on east side of trail; 9.2 mi. sw of Mt. Shasta City. 1676 Comment
  UC909346  Calochortus coeruleus Ira L. Wiggins 1950-5-28 12383 Siskiyou just above Grouse Lake (headwaters of Grouse Creek); Grouse Creek 1737 Comment
  RSA360080  Calochortus coeruleus Louis C. Wheeler 1934-6-7 2655 Siskiyou North Hungry Creek. 1220 Comment
  RSA261444  Calochortus elegans var. nanus J. M. Tucker, L. K. Mann, Sandra L. Holloway 1963-7-7 3712 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  CAS-BOT-BC488616  Calochortus elegans var. nanus Ellsworth Bethal 1923-5-22 s.n. Siskiyou McCloud Comment
  CDA33233  Calochortus longebarbatus T. C. Fuller 1962-6-13 8996 Siskiyou South side of Highway 89 to Lake Britton, 0.5 mile east of Bartle. 0 Comment
  UCD139525  Calochortus longebarbatus var. longebarbatus J. D. Jokerst 1983-7-21 1864 Siskiyou Center of the east edge of the large meadow at Wiley Ranch. Comment
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Oct 9 2014
  RSA52433  Calochortus macrocarpus Dorothy Parker 1948-7-26 158 Siskiyou Cal-Ore, near Calif.-Ore. border 1220 Comment
  UC903495  Calochortus macrocarpus Dorothy Parker 1948-7-26 158 Siskiyou near Calif.-Ore. border (Cal-Ore) 1219 Comment
  CAS-BOT-BC493096  Calochortus nudus A. A. Heller 1915-7-15 12100 Siskiyou Mt. Eddy in open swampy places in the forest 1371 Comment
  CAS-BOT-BC493098  Calochortus nudus J. Aug. Kusche 1914-6-1 s.n. Siskiyou Mt. Shasta 1828 Comment
  UC454387  Calochortus tolmiei I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat; Mt. Bradley 1828 Comment
  CAS-BOT-BC132627  Calochortus uniflorus W. R. Dudley 1893-6-19 s.n. Siskiyou Near Sisson Meadows Comment
  CAS-BOT-BC132631  Calochortus uniflorus Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC181509  Caltha leptosepala J. C. Chastain 1917-6-1 s.n. Siskiyou North fork, Trinity River Comment
  CAS-BOT-BC181517  Caltha leptosepala Gilbert Muth 1966-7-8 352 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  HSC29439  Caltha leptosepala Frederick W. Oettinger 1968-8-3 379 Siskiyou High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area; Base Camp Meadow at mid-trail between Diamond and Hancock Lakes 2012 Comment
  CHSC29774  Caltha leptosepala var. biflora M. S. Taylor; W. Roderick, B. Williams 1980-6-4 2778 Siskiyou Bog around Cedar Lake. 1737 Comment
  CHSC95109  Caltha leptosepala var. biflora L. P. Janeway 2006-7-4 8782 Siskiyou Klamath Ranges. Scott Mountains; Darlingtonia fen and creeklet complex above Road 40N13 1.6 air km west of Scott Mountain Summit. 1728 Comment
  UC1971713  Calycadenia fremontii 1978-8-17 2131 Siskiyou 2.5 mi E of Callahan on the Gazelle-Callahan Road (near GDC 780), no plants at 2.0 mi E of Callahan 1022 Comment
  UCR70790  Calycadenia truncata subsp. scabrella L. C. Wheeler 1934-10-6 03310 Siskiyou Shasta Valley, 2 mi. SE of Yreka 856 Comment
  HSC45198  Calypso bulbosa J. O. Sawyer, E. Cope 1977-6-21 2983 Siskiyou Near Prescott Peak 1677 Comment
  SBBG30589  Calyptridium umbellatum D. Myrick 1968-6-27 2043 Siskiyou trail to Lake Josephine above Carter's Ranch, 5 mi S of Big Flat, head of Coffee Crk 1828 Comment
  UC1185276  Calystegia malacophylla subsp. malacophylla H. E. Brown June 1-10 1897 397 Siskiyou near Sisson; near Sisson 1083 Comment
  JEPS84336  Calystegia occidentalis subsp. occidentalis L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6411 Siskiyou ca 5 mi n of the town Seiad Valley (Cirque at head of Hell's Canyon); Cirque at head Hell's Canyon, n of Seiad Valley 1750 Comment
  UCSB13037  Camassia leichtlinii 1962-6-11 Siskiyou Along State Highway 89, 17.6 miles east of McLoud; Cascade Mountains 1219 Comment
  UC796446  Camissonia contorta Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11757 Siskiyou French Creek Loggind Rd w Callahan 1066 Comment
  RSA264954  Campanula prenanthoides G. L. Clifton 1975-8-1 5048 Siskiyou Roadside. Near Cook and Green Pass; near Seiad Valley. 1463 Comment
  SEINET10463323  Campanula prenanthoides Muth 1976-7-27 MUTH s.n. Siskiyou NR TWIN VALLEY, PRESTON PK QUAD, NR HAPPY CAMP 5400', MEADOW, S EXPOSURE Comment
  SEINET10840322  Campanula prenanthoides Muth 1976-7-29 MUTH s.n. Siskiyou Near Kuntz Creek, on the Seiad Valley Quadrangle; close to the town of Seiad Valley 1829 Comment
  SEINET10462854  Campanula prenanthoides Brown 1897-7-15 Brown 527 Siskiyou SOUTH SIDE MT SHASTA 5000-10000 Comment
  UCD66985  Campanula rotundifolia Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou Marble Mountain, Marble Mountains. 2255 Comment
  CHSC179  Campanula scabrella E. G. England 1939-7-16 Siskiyou Mt. Eddy timberline. 2133 Comment
  SEINET10463762  Campanula scouleri Ownbey 1940-7-8 OWNBEY 2226 Siskiyou Near summit of Siskiyou Mountains, 18 miles north of Happy Camp Comment
  SEINET10872979  Campanula scouleri Palmer 1892-7-13 Palmer 2469 Siskiyou Mount Shasta and vicinity Comment
  SEINET10872983  Campanula scouleri A. Arthur Heller 1914-8-25 Heller s.n. Siskiyou Deetz Station near Black Butte 1158 Comment
  CHSC99588  Campanula shetleri L. P. Janeway 2008-7-22 9448 Siskiyou Klamath Ranges. Between the Trinity Mountains, Castle Crags, and The Eddys; narrow ridge between Hart Lake and Little Castle Lake. Growing in rocky cracks in very steep north-facing granite outcrop. 1871 Comment
  CAS-BOT-BC266457  Campanula wilkinsiana Allen Barbour 1961-8-1 s.n. Siskiyou Near Upper Caribou Lake, Trinity Alps Comment
  JEPS57208  Campanula wilkinsiana L. R. Heckard 1967-8-14 1731 Siskiyou canyon above Horse Camp (sw flank of Mt. Shasta); Mt. Shasta 2560 Comment
  SEINET10463885  Campanula wilkinsiana Cooke 1928-9-8 COOKE 11665 Siskiyou MOUNT SHASTA; SQUAW CREEK MEADOWS, OCC. IN THE HEATHER NR UPPER END OF MEADOWS 2591 Comment
  POM369314  Cardamine Chadwick, Mrs Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  CAS-BOT-BC37312  Cardamine breweri Alice Eastwood 1923-5-18 11838 Siskiyou Shasta Springs. Comment
  HSC29188  Cardamine californica Frederick W. Oettinger 1967-7-26 184 Siskiyou Marble Mtn. Wilderness Area, just below Tom Taylor Cabin spring 2049 Comment
  RSA237262  Cardamine californica var. integrifolia Frederick W. Oettinger, R. F. Thorne 1969-8-6 1247 Siskiyou Below Pine Lake; The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  NY25676  Carex amplifolia H. E. Brown 1897-6-1 319 Siskiyou Near Sisson 1082.0 Comment
  CAS-BOT-BC17962  Carex angustata William Bridge Cooke 1939-7-7 13618 Siskiyou Mount Shasta. In the Sedge Swamp at Wagon Camp. 1737 Comment
  HSC79089  Carex aquatilis var. dives L. P. Janeway 1983-8-16 552 Siskiyou Poker Flat: slope between upper & lower parts of meadow. 1524 Comment
  CAS-BOT-BC64987  Carex atherodes Peter F. Zika 2009-8-16 24601 Siskiyou On north side of route 97, 0.4 road miles ENE of Grass Lake Rest Area 1540 Comment
  UC143808  Carex athrostachya Dr. E. B. Copeland 1903-9-7 3866 Siskiyou Mount Eddy 2133 Comment
  UC55222  Carex athrostachya H. M. Hall and E. B. Babcock Jun 1903 4062 Siskiyou Sisson Mount Shasta 106 Comment
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Nov 7 2009
  UCD143811  Carex athrostachya Barbara L. Wilson; Richard E. Brainerd 2010-8-8 16259 Siskiyou on road 26 near Gumboot Lake. 1828 Comment
  CAS-BOT-BC18125  Carex athrostachya Alice Eastwood July 28 10938 Siskiyou Medicine Lake. Comment
  HSC43381  Carex bolanderi Marylyn O'Meara 1974-5-25 383 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  CAS-BOT-BC19651  Carex brainerdii William Bridge Cooke 1939-8-10 13819 Siskiyou Mount Shasta. In the bed of Mud Creek Canyon. 1828 Comment
  HSC77169  Carex brainerdii L. P. Janeway 1983-6-26 346 Siskiyou Along FS Rd. 18N33, 6 mi. from the Grayback Rd. 1250 Comment
  CAS-BOT-BC34162  Carex breweri A. A. Heller 1922-7-3 13679 Siskiyou On Mt. Eddy above Wagon Creek. 2560 Comment
  HSC39256  Carex echinata subsp. echinata J. O. Sawyer 1969-8-5 1754 Siskiyou W of Little Duck Lake 2073 Comment
  UC1950436  Carex echinata subsp. echinata Barbara Ertter 1990-7-14 9351 Siskiyou just N of roadfork on FR 40N234 ca 1/2 mi S of Wagon Creek, E side Mt Eddy ca 4 airmiles W of Mt Shasta City; E- facing hillside Comment
  SEINET11310042 Image available Carex fracta Unknown 2009-1 24602 Siskiyou Yellow pine forest on Road A10 (Everett Memorial Highway), at McBride Springs Campground, SW slope of Mt. Shasta. Comment
  JEPS105060  Carex gigas Dean W. Taylor 1996-7-11 15777 Siskiyou Scott Mountains; West Park Lakes (about 15 air miles west of Weed); Shasta-Trinity National Forest 2194 Comment
  SEINET10505790  Carex gymnoclada Katherine L. Morris 1973-6-2 Morris 346 Siskiyou Found at the jct. Of shasta and kalmath rivers on hwy. 263 Comment
  RSA550447  Carex infirminervia R. Tallent 1987-8-12 901 Siskiyou Klamath National Forest: Long Gulch Lake; SE end of lake. 1945 Comment
  SEINET3902483  Carex jepsonii D. H. Norris, T. Nelson; Steve Dowty 1971-7-23 19530 Siskiyou Along State Route 89 at Snowman's Hill Summit about 3 miles east of McCloud, CA.; 0 Comment
  CHSC113777  Carex klamathensis Barbara L. Wilson; Richard E. Brainerd 2010-8-10 16313 Siskiyou Klamath National Forest, along road 41N03, about 1.5 miles from road 2H001. 1591 Comment
  CAS-BOT-BC7578  Carex laeviculmis Doris K. Kildale 1928-8-19 6521 Siskiyou English Lake, head of north Fork of Salmon River Comment
  RSA724914  Carex laeviculmis L. P. Janeway 2006-7-1 8721 Siskiyou Klamath Ranges, Salmon Mountains; Just west of Carter Meadow, north side of South Fork Salmon River. 1579 Comment
  CAS-BOT-BC31104  Carex lemmonii J. W. Stacey 1939-7-13 13647 Siskiyou Along Squaw Valley Creek in the Heather Meadow. 2377 Comment
  UC630392  Carex lenticularis var. impressa Annetta Carter 1939-8-20 1461 Siskiyou 12 mi sw Etna (nw side of Taylor Lake); Salmon Mountains, Taylor Lake 2026 Comment
  HSC101883  Carex lenticularis var. lipocarpa Dana York 2011-9-9 3092 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake. 1985 Comment
  CAS-BOT-BC31435  Carex leporinella Louis C. Wheeler 1934-8-9 3087 Siskiyou Jaynes Canyon. 1981 Comment
  CAS-BOT-BC31634  Carex luzulina var. ablata R. Tallent 1987-8-16 943 Siskiyou Mt. Shasta area. Panther Meadows Trailhead area. 2219 Comment
  SEINET7566776 Image available Carex mariposana Frederick W. Oettinger 1968-9-6 735 Siskiyou High Lake Basin in the vicinity of English Peak, Marble Mountains Wilderness Area. On trail NE of Tom's Lake. 2164 Comment
  CHSC96143  Carex mertensii L. P. Janeway 2006-7-1 8718 Siskiyou Klamath Ranges. Salmon Mountains; just west of Carter Meadow, north side of South Fork Salmon River. 1579 Comment
  HSC29664  Carex mertensii Frederick W. Oettinger 1969-9-4 1650 Siskiyou Marble Mtn. Wilderness Area, dry meadow below Tobacco Lake 1890 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
  SEINET3356156 Image available Carex multicaulis Barbara L. Wilson, Richard E. Brainerd, Nick Otting 2009-5-6 15479 Siskiyou Along Ager-Beswick Road on south of Copco Reservoir Comment
  JEPS113332  Carex nervina L. P. Janeway 2006-7-3 8755 Siskiyou Klamath Ranges. Salmon Mountains; Music Creek Trailhead near upper Music Creek. Comment
  CAS-BOT-BC119680  Carex nervina William Bridge Cooke 1939-6-23 13547 Siskiyou Wagon Camp sedge swamp. 1737 Comment
  HSC29635  Carex nigricans Frederick W. Oettinger 1969-9-2 1600 Siskiyou Marble Mtn. Wilderness Area, N side of English Peak 2165 Comment
  HSC96545  Carex nigricans Gordon Leppig 1998-8-14 1018 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  CAS-BOT-BC119207  Carex pachystachya John Thomas Howell 1937-7-24 13433 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  CHSC96544  Carex pachystachya L. P. Janeway 2006-7-2 8728 Siskiyou Klamath Ranges. Salmon Mountains; near minor drainage to South Fork Scott River from the west, 1.6 km north of Carter Meadows Summit. 1728 Comment
  HSC79087  Carex pachystachya L. P. Janeway 1983-8-26 618 Siskiyou At Poker Flat, dry W side of meadow 1524 Comment
  UCD140714  Carex pachystachya A. A. Heller 1916-7-20 12468 Siskiyou near Wagon Creek Falls, east side of Mt. Eddy. 1524 Comment
  CAS-BOT-BC118932  Carex pellita John Thomas Howell 1952-6-15 28359 Siskiyou Swamp, 2 mi W of Montague. Comment
  CAS-BOT-BC119126  Carex phaeocephala William Bridge Cooke 1939-7-26 13756 Siskiyou Along the Summit Trail in the vicinity of Lake Helen. Mount Shasta. 3048 Comment
  CAS-BOT-BC119128  Carex phaeocephala William Bridge Cooke 1940-7-26 15386 Siskiyou On west side of Shastina. Mount Shasta. 2743 Comment
  RSA577427  Carex praegracilis L. C. Wheeler 1935-6-30 3632 Siskiyou Shasta Valley, 3 miles S of Grenada. 793 Comment
  CAS-BOT-BC118774  Carex preslii John Thomas Howell 1937-7-25 13485 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  RSA211369  Carex proposita William J. Ferlatte 1967-8-21 1077 Siskiyou Sawtooth Ridge, Caribou Basin. Ridge west of Big Caribou Lake. Trinity Alps. 2134 Comment
  CAS-BOT-BC118214  Carex rossii L. P. Janeway 1983-8-27 621 Siskiyou Preston Peak quad, Along the Twin Valley-Poker Flat trail. 1676 Comment
  CHSC96000  Carex scabriuscula L. P. Janeway 2006-7-4 8789 Siskiyou Klamath Ranges. Scott Mountains; Darlingtonia fen and creeklet complex above Road 40N13 1.6 air km west of Scott Mountain Summit. 1728 Comment
  HSC62584  Carex scabriuscula V. Stansell 1968-6-13 Siskiyou Youngs Valley Comment
  CHSC96434  Carex scopulorum var. bracteosa Gordon Leppig; Jennifer Kalt 1996-7-9 368 Siskiyou Klamath National Forest. Russian Wilderness, Little Duck Lake Fen. In cirque west of Little Duck Lake. UTM Zone 10 NAD 1927, 503813E, 4572466N. 2200 Comment
  CAS-BOT-BC118225  Carex scopulorum var. bracteosa Doris K. Kildale 1929-8-25 9111 Siskiyou Rattlesnake Meadow, trail to Preston Peak 1676 Comment
  HSC45963  Carex serratodens J. P. Smith, Steve Selva 1970-6-15 3945 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  CAS-BOT-BC117689  Carex simulata Frank Walton Gould 1940-5-14 12325 Siskiyou Bull Meadows, Goosenest Mountain 1524 Comment
  CAS-BOT-BC117251  Carex spectabilis John Thomas Howell 1937-7-25 13480 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  SEINET7575713 Image available Carex spectabilis Frederick W. Oettinger 1968-9-4 700 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, slope southeast of Abbotts Lake. 1722 Comment
  HSC77249  Carex stipata var. stipata L. P. Janeway 1983-7-30 466 Siskiyou Near S side of Klamath River, 3 mi. E of Copco Lake (River Access No. 4) 777 Comment
  CHSC110081  Carex straminiformis Robert F. Thorne; Fred Oettinger 1969-8-10 38977 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta; moist ground of streamlet originating as overflow from large water tank above ski lodge. 2316 Comment
  SEINET10749867  Carex straminiformis A. Arthur Heller 1916-7-20 Heller 12468 Siskiyou Near Eagon Creek Falls, east side of Mt. Eddy in the yellow pine belt, the common shrubs Ceanothus, Uvva-ursi and Pasania, 1524 Comment
  CAS-BOT-BC115834  Carex subfusca John Thomas Howell 1937-7-23 13338 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC115857  Carex subfusca Louis C. Wheeler 1934-6-22 2754 Siskiyou Cottonwood Creek. 914 Comment
  HSC776  Carex subfusca William J. Ferlatte 1967-8-17 951 Siskiyou Yellow Rose Mine 1982 Comment
  UCD140910  Carex subfusca A. A. Heller 1920-6-24 13390 Siskiyou Metcalf's ranch, NE base of Mt. Eddy. 1158 Comment
  CHSC114090  Carex utriculata Danielle Roach 2011-9-13 CLB_C Siskiyou Bogbean Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain; UTM Zone 10N, 536883E 4580493N. 2040 Comment
  CAS-BOT-BC115169  Carex vesicaria John Thomas Howell 1939-8-9 15191 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  RSA238961  Carex vesicaria Frederick W. Oettinger 1969-8-22 1506 Siskiyou Along N shoreline of Horse Range Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1822 Comment
  SEINET10748601  Carex vesicaria A. Arthur Heller 1922-7-15 Heller 13711 Siskiyou Plentiful in a moist meadow at Medicine Lake. Canadian. 2134 Comment
  JEPS84070  Carex vesicaria var. vesicaria L. R. Heckard with S. D'Alcamo, J. Hickman, W. Roderick 1986-7-16 6397 Siskiyou ca. 5.5 mi. n. town of Seiad Valley (s.e. of Red Butte, Lily Pad Lake); Lily Pad Lake 1470 Comment
  CAS-BOT-BC114816  Carex whitneyi Alice Eastwood 1921-7-28 10941 Siskiyou Medicine Lake Comment
  UC1540249  Carex whitneyi Dean W. Taylor 1987-6-23 9048 Siskiyou McCloud River drainage 1219 Comment
  UC1190148  Cassiope mertensiana Ira L. Wiggins 1955-7-29 13570 Siskiyou Caribou L. Salmon-Trinity Alps Primitive Area (pass at sw end) 2072 Comment
  HSC62032  Cassiope mertensiana subsp. ciliolata Al Hobart Siskiyou Preston Peak Comment
  RSA237251  Cassiope mertensiana subsp. ciliolata Frederick W. Oettinger 1967-7-8 163 Siskiyou Near Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  CAS-BOT-BC248990  Castilleja Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Skyhigh [Sky High] Lake Comment
  UC61065  Castilleja applegatei subsp. pinetorum W. A. Setchell, C. C. Dobie Jul 1902 Siskiyou Sisson; Mount Shasta Comment
  CAS-BOT-BC241144  Castilleja applegatei subsp. pinetorum Ella Dales Cantelow 1936-5-20 1422 Siskiyou N. slope Scott Mt. 1219 Comment
  CAS-BOT-BC243750  Castilleja applegatei var. pinetorum Doris K. Kildale 1929-5-26 9184 Siskiyou Salmon River at Hawkins Bar 609 Comment
  CAS-BOT-BC243755  Castilleja applegatei var. pinetorum C. L. Hitchcock; J. S. Martin 1939-7-6 5229 Siskiyou Peak above and north of Divide of Siskiyou Mts., California on Takilma-Happy Camp Road 1828 Comment
  JEPS3870  Castilleja arachnoidea W. L. Jepson 1940-6-27 20034 Siskiyou e slope Mt. Shasta 1828 Comment
  UC885274  Castilleja arachnoidea A. A. Heller 1914-8-28 11740 Siskiyou e side Mt. Eddy 2286 Comment
  CAS-BOT-BC33680  Castilleja arachnoidea George Dexter Butler 1908-8-6 422 Siskiyou Summit between Marble Valley and West Fork of Wooly Creek Comment
  HSC711  Castilleja arachnoidea William J. Ferlatte 1967-8-20 1040 Siskiyou Caribou Mtn. 2470 Comment
  HSC76912  Castilleja arachnoidea K. T. Stillman 1976-6-26 124 Siskiyou Marble Mtn. Wilderness Area, near Bear Lake. 1829 Comment
  RSA429371  Castilleja arachnoidea M. B. Dunkle 1945-08 9291 Siskiyou Klamath Nat'l Forest. Marble Mtns. 2439 Comment
  JEPS68260  Castilleja lacera L. R. Heckard 1972-5-31 2933 Siskiyou about 2 mi se Yreka 822 Comment
  SJSU2090  Castilleja linariifolia J. W. Tilden 1958-6-25 1260 Siskiyou near Monument Headquarters, Lava Beds National Monument Comment
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Jun 3 2009
  CAS-BOT-BC254106  Castilleja miniata Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Skyhigh Lake Comment
  UC1409380  Castilleja miniata Frederick W. Oettinger 1968-8-6 424 Siskiyou se corner Hancock Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  RSA233698  Castilleja miniata Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38968 Siskiyou S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  JEPS86190  Castilleja pilosa L. R. Heckard with T. I. Chuang 1971-7-16 2587 Siskiyou just s Mt. Shasta Vista (U.S. Route 97) (ca 2 mi ne of Deer Lodge (n of Weed)) 1463 Comment
  RSA0005952  Castilleja pinetorum var. fragilis E. B. Copeland 1903-8-14 3883 Siskiyou Sisson. Comment
  JEPS3824  Castilleja pruinosa Geo. D. Butler 1909-5-30 757 Siskiyou Humbug Mountain Comment
  JEPS8023  Castilleja pruinosa Rimo Bacigalupi with L. Constance, Joe Tracy, Reid Moran, Rafael Rodriguez and Sherwin Carlquist 1951-6-16 3470 Siskiyou 2 mi w Lake Bolan (ridge, on upper watershed of Indian Creek, immed s of Oregon-Calif boundary); Siskiyou Mountains, Indian Creek 1584 Comment
  RSA237563  Castilleja pruinosa Frederick W. Oettinger 1968-8-2 368 Siskiyou Northeast of Diamond Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2088 Comment
  POM256803  Castilleja psittacina D. D. Keck 1940-6-13 5171 Siskiyou 1 mi. S.W. of Grass Lake. 1524 Comment
  CAS-BOT-BC241084  Castilleja schizotricha G. J. Muth 1969-8-6 1200 Siskiyou Boulder Peak 2529 Comment
  UCR40075  Castilleja schizotricha K. T. Stillman 1976-7-7 168 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  CAS-BOT-BC49193  Ceanothus cuneatus D. E. Breedlove 1962-6-10 3300 Siskiyou Along Indian Creek Road, 15.6 miles northwest of Happy Camp; Siskiyou Mountains 975 Comment
  HSC59636  Ceanothus cuneatus J. P. Smith 1973-5-5 6505 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC59640  Ceanothus cuneatus J. P. Smith 1973-5-5 6524 Siskiyou Scott Bar along the Scott River Comment
  RSA47598  Ceanothus cuneatus Roxana S. Ferris, Laura Lorraine 1948-6-12 11812 Siskiyou At Mule Creek crossing of Scott Mountain Road. 1524 Comment
  RSA639073  Ceanothus cuneatus Louis C. Wheeler 1958-8-19 7402 Siskiyou Seiad Creek Mine. Comment
  SEINET11616398 Image available Ceanothus incanus A. A. Heller 1905-6-16 8051 Siskiyou Near Sisson Comment
  RSA399888  Ceanothus integerrimus E. E. Stanford 1930-6-15 1586 Siskiyou 1 mile north of Dunsmuir. Comment
  SEINET5339320  Ceanothus integerrimus G. Butler 1910-8-7 1819 Siskiyou Humbug Mountain 1219 Comment
  POM86957  Ceanothus integerrimus var. californicus Edward Palmer 1892-7-13 2457 Siskiyou Mount Shasta and vicinity Comment
  RSA105432  Ceanothus integerrimus var. macrothyrsus G. D. Barbe 1955-6-30 57 Siskiyou 0.6 mile NW of Forest Camp, Etna 100ft S of Johnson Creek on dry hillside. 945 Comment
  CAS-BOT-BC53091  Ceanothus prostratus Brandegee 1891-7-1 71 Siskiyou Sisson's Mt. Shasta Comment
  JEPS42175  Ceanothus prostratus W. L. Jepson 1940-7-1 20074 Siskiyou 6 mi e McCloud (Fowlers Camp); McCloud River 944 Comment
  UC1071276  Ceanothus prostratus R. D. Roseberry 1936-5-11 16 Siskiyou e side Heppo Butte; Modoc Lava Beds National Monument, Dorris Quad. Comment
  HSC100186  Ceanothus sanguineus J. P. Smith, & J. O. Sawyer 2011-9-3 13404 Siskiyou Along Klamath National Forest Road 47N01. 739 Comment
  POM85994  Ceanothus velutinus Geo. D. Butler 1910-6-5 1480 Siskiyou Shackleford Creek Comment
  SD76170  Ceanothus velutinus Helen V. Witham 1969-10-9 594 a Siskiyou lower slopes of Mt. Shasta 1500 Comment
  UC1037434  Ceanothus velutinus Douglas Barbe 1955-8-1 320 Siskiyou se Craggy Lookout (on Mt. Bolivar); Scott Mountains, se of Craggy Lookout on Mt. Bolivar 2194 Comment
  CAS-BOT-BC52808  Ceanothus velutinus var. velutinus Laura M. Lathrop 1903-7-25 s.n. Siskiyou Mt. Bradley Comment
  HSC67803  Ceanothus velutinus var. velutinus J. O. Sawyer, J. Cole 1980-7-22 3978 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  HSC92158  Ceanothus velutinus var. velutinus Jennifer Whipple 1976-7-8 1369 Siskiyou Ridgetop W of Dobkins Lake 2256 Comment
  CDA18843  Centaurea maculosa R. Breckenridge 1999-6-3 PDR 909442 Siskiyou Along I-5 near Simms Road underpass in the vicinity of Dunsmuir. 0 Comment
  RSA190721  Centaurea maculosa T. C. Fuller 1967-8-15 16261 Siskiyou West side of Hwy. 97 to Weed, 3 miles south of Macdoel, Butte Valley Comment
  UC166200  Centaurium venustum Geo. D. Butler 1908-7-10 1020 Siskiyou near Yreka Comment
  CAS-BOT-BC123550  Centromadia pungens subsp. septentrionalis Harvey Monroe Hall 1930-9-27 12907 Siskiyou Shasta Valley, 1.8 miles S of Montague. Comment
  CAS-BOT-BC384868  Cerastium Gilbert Muth 1965-8-18 s.n. Siskiyou Trail behind Black Mountain Comment
  HSC92581  Cerastium arvense Jennifer Whipple 1976-7-8 1340 Siskiyou N slopes of Mount Eddy. 2439 Comment
  CHSC96778  Cerastium dichotomum T. C. Fuller 1962-5-18 8745 Siskiyou Northern California. Siskiyou County. B.M. Long property, Little Shasta Rd, 5 mi E of Montague. Comment
  UCD97998  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-BC147682  Cercocarpus betuloides var. betuloides L. E. Smith 1913-5-28 s.n. Siskiyou Yreka Comment
  UC75405  Cercocarpus betuloides var. macrourus Copeland 1903-7-14 3504 Siskiyou Klamathon; Pacific Coast, Klamathon Comment
  HSC18571  Cercocarpus ledifolius R. C. Wunner 1965-7-15 393 Siskiyou Lava Beds NM, Indian Wells near N Prefab 1433 Comment
  UC1733685  Cercocarpus ledifolius Frank Gould, Kay H. Beach 1940-5-16 1253 Siskiyou about 11 mi W of Mt. Hebron ( summit of Bald Mountain grade) Comment
  CAS-BOT-BC148517  Cercocarpus ledifolius var. ledifolius J. H. Chastain 1917-6-1 s.n. Siskiyou North fork of Trinity River Comment
  SBBG30610  Chaenactis douglasii D. Myrick 1968-6-22 1995 Siskiyou Lava Beds Nat Monument 1371 Comment
  CAS-BOT-BC276766  Chaenactis douglasii var. douglasii W. B. Cooke; V. G. Cooke 1965-7-12 35177 Siskiyou Bolam Road, Mount Shasta Comment
  HSC76752  Chaenactis douglasii var. douglasii K. T. Stillman 1976-7-21 270 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  OBI55466  Chaenactis douglasii var. douglasii David J. Keil, Kathleen Keil 1992-7-21 23538 Siskiyou Klamath NF SE of Callahan. forest Rd 40N08, 1.7 mi W of Scott Mtn Rd (hwy 3) Comment
  UC90119  Chaenactis douglasii var. douglasii K. Brandegee 1887-1 Siskiyou Montague Shasta Valley (6 mi e of Yreka) Comment
  RSA183660  Chaenactis douglasii var. douglasii Gilbert Muth 1965-8-12 216 Siskiyou Front slope of Black Mt., Marble Mts. Comment
  HSC43153  Chamaesyce glyptosperma Ken Stillman 1976-8-24 430 Siskiyou Along the Klamath River at Williams Point 366 Comment
  SBBG25891  Chamerion angustifolium D. Myrick 1966-8-10 1529 Siskiyou trail to Salmon Crk Trail, Mtn Meadow Ranch, Big Flat 1676 Comment
  CAS-BOT-BC166099  Chamerion angustifolium subsp. circumvagum Gilbert J. Muth 1969-8-7 1269 Siskiyou Boulder Peak Ridge Comment
  UC618797  Chamerion angustifolium subsp. circumvagum W. Bridge Cooke 1938-7-22 11329 Siskiyou Sisson Southern Trail Mount Shasta Comment
  CHSC50  Cheilanthes gracillima V. Holt 1932-7-24 Siskiyou Mt. Eddy. Comment
  HSC69128  Cheilanthes gracillima Maralyn A. Renner 1980-8-7 2380 Siskiyou Klamath National Forest, NW flank of Preston Peak, near summit 2180 Comment
  UC1408842  Cheilanthes gracillima Frederick W. Oettinger 1968-8-5 405 Siskiyou Shasta Ridge which runs n-s between Diamond Lake and English Peak; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 2072 Comment
  UC637173  Cheilanthes gracillima Edward Lee 1934-8-14 1108 Siskiyou summit Little Grayback 1868 Comment
  CAS-BOT-BC68209  Cheilanthes gracillima W. R. Dudley 1901-8-22 s.n. Siskiyou Foxtail Ridge Comment
  RSA577148  Cheilanthes gracillima L. C. Wheeler 1934-8-2 3021 Siskiyou Head Jaynes Canyon, Siskiyou Mountains 2073 Comment
  POM279703  Chenopodium botrys Anonymous 1902-9-4 5066 Siskiyou Mt. Shasta, near Sisson; along sides of railway. 1128 Comment
  UCR90894  Chimaphila menziesii Kathy Harper, Dane Karr 1994-6-10 s.n. Siskiyou North Coast Range, Indian Creek Camp, 14.5 mi NW of Happy Camp along Indian Creek Road, off Hwy 96. Near campsites 7 to 9 610 Comment
  HSC36656  Chimaphila menziesii Brent Whitely 1975-6-28 87 Siskiyou 915 Comment
  CAS-BOT-BC452272  Chimaphila umbellata L. E. Smith 1913-7-4 455 Siskiyou North fork, Castle Creek Comment
  SD73153  Chimaphila umbellata Darley F. Howe 1969-8-30 Siskiyou North Fork of Salmon River, Blake's Creek, about 20 miles southwest of Aetna 1829 Comment
  CAS-BOT-BC36383  Chrysolepis chrysophylla Edward Lee 1934-8-13 1062 Siskiyou Happy Camp to Waldo (Oregon) road, watershed of West Branch of Indian Creek, Klamath National Forest 1219 Comment
  SBBG113470  Chrysolepis chrysophylla D. Wilken with E. Painter 2000-8-10 15853 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
  HSC29620  Chrysolepis chrysophylla var. minor Frederick W. Oettinger 1969-7-29 1097 Siskiyou High Lake Basins near English Peak: Marble Mtn. Wilderness Area; On ridge just S above Uncles Lake near inlet stream 1890 Comment
  CAS-BOT-BC36201  Chrysolepis sempervirens Alice Eastwood 1921-7-28 10892 Siskiyou Little Mt. Hoffman Comment
  CAS-BOT-BC36242  Chrysolepis sempervirens W. R. Dudley 1899-8-22 s.n. Siskiyou Slopes of Craggy Peak Comment
  RSA34968  Chrysolepis sempervirens Roxana S. Ferris, Laura Lorraine 1941-8-11 10508 Siskiyou About 7 miles from Medicine Lake on road to Modoc Lava Beds National Monument; Shasta National Forest. Comment
  UC1096787  Chrysolepis sempervirens Milo S. Baker 1957-6-16 13143 Siskiyou from turn-off near Callahan (trip to Scott Mountain); North Coast Ranges Comment
  UC119263  Chrysolepis sempervirens unknown 1895-8-8 Siskiyou Siskiyou Mts. Comment
  CAS-BOT-BC36237  Chrysolepis sempervirens C. H. Merriam 1898-9-1 s.n. Siskiyou north side of Mt. Shasta Comment
  RSA14165  Chrysolepis sempervirens C. Hart Merriam 1898-09 s.n. Siskiyou From south side of Mt. Shasta. 2439 Comment
  RSA82828  Chrysolepis sempervirens J. M. Tucker 1947-5-17 1555 Siskiyou Ca. 5 miles south-east of Callahan, beside road up Scott Mountain. Comment
  SEINET11860560  Chrysothamnus nauseosus subsp. albicaulis J. P. Tracy 1949-9-15 18560 Siskiyou Black Bear Mine, Salmon Mountains 1219 Comment
  SD112666  Chrysothamnus viscidiflorus subsp. stenophyllus Darley F. Howe 1964-8-5 3937 Siskiyou 8.2 miles south of Dorris on Highway 97. 1280 Comment
  UC904775  Chrysothamnus viscidiflorus subsp. viscidiflorus W. Bridge Cooke 1949-8-26 25651 Siskiyou along logging road above Bolam Station; Mount Shasta 1524 Comment
  JEPS15737  Cicuta douglasii T. S. Brandegee July 1887 Siskiyou Edgewood Comment
  POM82888  Cicuta douglasii Geo. D. Butler 1918-7-15 1788 Siskiyou [Unspecified] Comment
  HSC30596  Cinna latifolia Frederick W. Oettinger 1968-9-2 663 Siskiyou Marble Mountain Wilderness Area, base of cliffs, SW of Upper English Lake 1875 Comment
  LA86550  Cinna latifolia J. M. Tucker; 1963-8-19 3775 Siskiyou Marble Mountain Wilderness Area, headwaters of Canyon Creek 1950 Comment
  UCD59780  Cinna latifolia J. M. Tucker 1963-8-19 3775 Siskiyou Marble Mountain Wilderness Area, headwaters of Canyon Creek. 1950 Comment
  HSC64524  Circaea alpina subsp. pacifica J. P. Smith, Steve Selva 1970-6-15 3900 Siskiyou 10 mi. NW of Forks of Salmon Comment
  UC1483452  Circaea alpina subsp. pacifica Maralyn A. Renner 1980-6-24 1022 Siskiyou tributary stream to E. Fork Seiad Creek (where crossed by F.S. rd. 48N20); Klamath Nat'l Forest, Seiad Valley Quad. 1018 Comment
  RSA237664  Circaea alpina subsp. pacifica Frederick W. Oettinger 1967-7-26 191 Siskiyou Alder thicket at creek from spring near Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  CAS-BOT-BC285349  Cirsium andersonii L. S. Smith 1913-8-30 536 Siskiyou Mount Eddy Comment
  CDA1133  Cirsium ciliolatum G. D. Barbe, Don Shaw 1982-7-14 3890 -A Siskiyou Willow Creek; Bryant Rd. at York Rd., 3.5 mi east of Willow Creek School. Comment
  CAS-BOT-BC278040  Cirsium cymosum John Thomas Howell 1952-6-15 28358 Siskiyou Yreka Comment
  CAS-BOT-BC278045  Cirsium cymosum John Thomas Howell 1952-6-15 28361 Siskiyou Just east of Montague Comment
  CDA1180  Cirsium cymosum Don Shaw 1974-8-2 s.n. Siskiyou Dorris-Brownell Rd., SE of Dorris. 0 Comment
  SEINET9318532  Cirsium cymosum Unknown 1999-6-8 6 99 Siskiyou Siskiyou Comment
  CHSC114379  Cirsium cymosum var. canovirens Jodi Aceves 2011-7-20 PDR 1466465 Siskiyou Copco Lake, Ager Beswick Road. Comment
  UC469086  Cirsium cymosum var. cymosum Geo. D. Butler 1909-5-14 753 Siskiyou Klamath Hills Comment
  JEPS59123  Cirsium douglasii var. breweri Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou meadows at Sissons Region of the Upper Sacramento, Strawberry Valley, Sissons Comment
  JEPS82110  Cirsium douglasii var. breweri Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7487 Siskiyou 6.2 mi above and sw Callahan (7 mi below and ne of road summit from Cecilville to Callahan) 1341 Comment
  CAS-BOT-BC279882  Cirsium douglasii var. breweri A. A. Heller 1927-8-1 14437 Siskiyou Near Deetz, just north of Shasta City Comment
  CDA1325  Cirsium occidentale var. candidissimum T. C. Fuller 1958-6-18 1793 Siskiyou 2 mi. W of town of Klamath River. Roadside Hwy 96 above river. Comment
  UC165438  Cirsium occidentale var. candidissimum Geo. D. Butler 1910-6-22 1449 Siskiyou near Yreka Comment
  POM127133  Cirsium occidentale var. candidissimum L. R. Abrams 1922-8-6 9901 Siskiyou Klamath River 6 miles below Hornbrook Comment
  CAS-BOT-BC288771  Cirsium remotifolium John Thomas Howell 1939-8-4 15033 Siskiyou Between Elk Mt and Marble River, Marble Mts Comment
  CDA1554  Cirsium remotifolium var. odontolepis J. R. Grisham 1960-7-14 s.n. Siskiyou U.S. rangeland, 15 mi. N/ Cecilville. Klamath National Forest 0 Comment
  CAS-BOT-BC228955  Cistanthe umbellata F. D. Douthitt 1923-7-13 3 Siskiyou Klamath National Forest, Dry Lake Mt. 2133 Comment
  CHSC86456  Clarkia gracilis subsp. gracilis Jenny Marr 1993-7-1 73 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NE of Meiss Lake. 1349 Comment
  HSC44502  Clarkia gracilis subsp. gracilis K. Irwin 1977-5-22 390 Siskiyou On South Fork Salmon River Rd., 4 mi. E of Cecilville Comment
  CAS-BOT-BC163462  Clarkia purpurea subsp. quadrivulnera Freed W. Hoffman 1948-7-7 2416 Siskiyou Callahan 1005 Comment
  HSC64512  Clarkia rhomboidea J. P. Smith, J. O. Sawyer 1972-6-30 5637 Siskiyou Junction of French Creek and Sugar Creek Rd., 1/2 mi. W of Parrott Mill Rd. 1250 Comment
  UCR131590  Clarkia rhomboidea L. C. Wheeler 1934-6-19 2740 Siskiyou Siskiyou Mtns., North Hungry Creek 1098 Comment
  UC618652  Claytonia palustris W. Bridge Cooke 1938-6-24 11182 Siskiyou Bear Springs Mount Shasta (along creeks in the meadow of Bear Springs) Comment
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Sep 27 2006
  CAS-BOT-BC439626  Claytonia parviflora subsp. parviflora Geo. D. Butler 1910-5-8 1305 Siskiyou Near Yreka Comment
  HSC64295  Claytonia parviflora subsp. parviflora J. P. Smith 1973-5-5 6376 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC39741  Claytonia parviflora subsp. parviflora J. O. Sawyer 3 Apr [year missing] 2094 Siskiyou Along Sugar Creek 915 Comment
  RSA47998  Claytonia rubra Roxana S. Ferris 1948-6-12 11807 Siskiyou At Mule Creek crossing of Scott Mountain Road. 1524 Comment
  CAS-BOT-BC443830  Claytonia rubra subsp. rubra Alice Eastwood; John Thomas Howell 1934-4-20 1745 Siskiyou Near Yreka on Ft. Jones road Comment
  HSC4456  Claytonia rubra subsp. rubra William J. Ferlatte 1966-6-22 107 Siskiyou 3 mi. S of Big Flat 1585 Comment
  HSC17713  Claytonia rubra subsp. rubra R. C. Wunner 1965-6-6 138 Siskiyou Lava Beds National Monument, near top of Caldwell Butte on the NE side Comment
  CAS-BOT-BC443862  Claytonia sibirica Wm. Bridge Cooke 1938-6-24 11182 Siskiyou Mount Shasta. Bear Springs Comment
  RSA332446  Clematis ligusticifolia J. P. Smith, Steve Selva 1970-7-16 4412 Siskiyou Beaver Creek Campground 823 Comment
  CAS-BOT-BC500964  Clintonia uniflora Doris K. Kildale 1928-7-4 5460 Siskiyou 3 miles west of summit of divide between Sawyers Bar & Etna Comment
  SEINET10966302  Clintonia uniflora John G. Lemmon 1879-7-12 Lemmon s.n. Siskiyou Scotch Camp, Mount Shasta, CA. Comment
  HSC99302  Collinsia parviflora G. L. Clifton 1979-7-1 6166 Siskiyou Near Poker Flat, close to the town of Happy Camp 1536 Comment
  SEINET7073598  Collinsia parviflora A. G. Vestal 1955-5-18 s.n. Siskiyou About 2.2 miles southeast of Dorris on US Route 97. UTM Zone 10, 588147mE, 4642648mN. Coordinate datum: NAD27. Comment
  UC164317  Collinsia rattanii Geo. D. Butler 1910-5-1 1262 Siskiyou Humbug Mountain Comment
  UC164319  Collinsia rattanii Geo. D. Butler 1909-4-14 651 Siskiyou Humbug Road Comment
  UC1409406  Collinsia torreyi var. latifolia Frederick W. Oettinger 1969-7-15 1028 Siskiyou meadow s of Tom Taylor Cabin (High Lake Basins in vicinity of English Peak, Marble Mountain Wilderness, Salmon Mountains, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness 2026 Comment
  UC1190265  Collinsia torreyi var. latifolia Ira L. Wiggins 1955-7-24 13493 Siskiyou Ridge between upper reaches of China and Blind Horse Creeks Blind Horse Creek 1645 Comment
  HSC220  Collomia grandiflora William J. Ferlatte 1966-8-3 287 Siskiyou Josephine Lake basin. 1677 Comment
  JEPS71023  Collomia grandiflora Geo. D. Butler 1909-6-5 796 Siskiyou dry fields near Yreka Comment
  JEPS84248  Collomia grandiflora L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-15 6312 Siskiyou just s state line (n-facing road bank of Indian Camp Road from Takilma to Happy Camp) Comment
  RSA120857A  Collomia grandiflora G. D. Barbe 1957-7-13 377 Siskiyou Big Flat Public Camp, Klamath National Forest. Comment
  UCD118134  Collomia grandiflora Charlotte Glenn 1967-6-20 114 Siskiyou Klamath River Basin near Seiad Valley. 609 Comment
  CAS-BOT-BC229524  Collomia larsenii Dean Wm. Taylor 1987-6-26 9070 Siskiyou Little Mount Hoffman, 2 miles W from Medicine Lake 2209 Comment
  CHSC96012  Collomia tinctoria L. P. Janeway 2006-7-3 8762 Siskiyou Klamath Ranges. Salmon Mountains; along Music Creek Trailhead Road at upper crossing of Music Creek. 1716 Comment
  UCR37575  Collomia tinctoria L. P. Janeway 1983-8-6 510 Siskiyou At Poker Flat, a meadow in a fir forest. Dry E side of meadow, near edge 1524 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
  CAS-BOT-BC286039  Conyza canadensis Wm. Bridge Cooke 1938-7-29 11383 Siskiyou Mount Shasta. Howard Comment
  CHSC30248  Corallorhiza maculata M. S. Taylor 1980-7-8 3106 Siskiyou On nw side of Castle Lake. 1615 Comment
  UC336582  Corallorhiza maculata unknown July 1879 Siskiyou near Shasta Comment
  UC4415  Corallorhiza maculata Milo S. Baker 1893-7-15 Siskiyou 6 mi below Bartles; McCloud River Comment
  HSC19042  Corallorhiza mertensiana J. O. Sawyer 1969-7-24 1518 Siskiyou W of Sugar Lake 1890 Comment
  SEINET10913361 Image available Cordylanthus tenuis subsp. pallescens Francis W. Pennell 1940-7-18 Pennell 26184 Siskiyou Route 99. Gravelly andesitic slope. 2-3 miles north of Mount Shasta City. 1158 Comment
  CHSC105585  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-9 16291 b Siskiyou Shasta-Trinity National Forest, on Stewart Springs Road (Forest Service Road 17) 5.3 miles from the Gazelle Road. Lat. and Long. indicated +/- 30 feet. 1304 Comment
  CHSC110365  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-4 16202 b Siskiyou Forest Service road 41N26, the Eddy Creek road, 0.6 miles above the junction with Old Stagecoach Road (study site 10). 1039 Comment
  CHSC78536  Cordylanthus tenuis subsp. tenuis Vernon H. Oswald 2000-8-28 9957 Siskiyou Rock Fence Lake Road (40N18) 0.1 mi from its junction with Kangaroo Lake Road. 1662 Comment
  CAS-BOT-BC105084  Cordylanthus tenuis subsp. viscidus R. C. Wenk 2008-7-25 949 Siskiyou Road to Kangaroo Lake, 4.3 miles S of turnoff from Gazelle-Callahan Rd. 1615 Comment
  CHSC52839  Cordylanthus tenuis subsp. viscidus Rimo Bacigalupi; C. L. Custer, G. T. Robbins 1954-8-12 4790 Siskiyou 5.1. miles below (and S.E. of) summit of the road between Takilma, Ore. and Happy Camp, Calif.-Klamath National Forest, Siskiyou Mountains. 914 Comment
  HSC103859  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Shauna Hee 2006-8-4 9463 Siskiyou Scott Mtn. Pass, along ridge between Carmen Lake, Hwy. 3, ridge S of junction of FS Rds. 40N08 and 44N44 1671 Comment
  HSC27681  Cornus nuttallii Carl W. Mize 1972-6-10 46 Siskiyou 0.75 mi. from bridge on Steinacher Creek Rd. 366 Comment
  RSA187372  Cornus nuttallii H. A. Thomas, J. H. Thomas, Alan Thomas 1954-7-21 4437 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek. 1159 Comment
  SFV5174  Cornus nuttallii B. C. Templeton 1960-6-21 8540 Siskiyou Klamath Mountains Scott Mountains, about 1 mile north of Siskiyou-Trinity County line. Canyon side. 1525 Comment
  UC618768  Cornus nuttallii W. Bridge Cooke 1938-6-17 11038 Siskiyou Sisson Southern Trail Mt. Shasta 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-BC210404  Cornus sericea Doris K. Kildale 1928-8-20 6335 Siskiyou Head of North Fork Salmon River at Finley's Upper Camp Comment
  CAS-BOT-BC210388  Cornus sericea H. A. Thomas; J. H. Thomas 1954-7-26 4545 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville 914 Comment
  CHSC71574  Cornus sericea subsp. sericea Vernon H. Oswald; Lowell Ahart 1998-8-3 9457 Siskiyou Kangaroo Lake Rd. (USFS 41N08) 2.6 mi southeast of Gazelle-Callahan Rd. Along a streamlet on the upstream side of a culvert. 1426 Comment
  HSC19036  Cornus sericea subsp. sericea J. O. Sawyer 1969-7-18 1401 Siskiyou SW facing slope above S Russian Creek. 1905 Comment
  HSC31801  Cornus sericea subsp. sericea Steve Selva, Roger Jensen 1974-8-16 4 Siskiyou Along banks of Sugar Creek near outflow of Sugar Lake. Comment
  SEINET10453317  Cornus sericea subsp. sericea Mary Merello 1993-6-22 Merello 691 Siskiyou Shasta National Forest outside of Mt. Shasta City. Along Forest Service Road 26 to Lake Siskiyou. Mixed conifer forest along rocky, gravely slopes of the Sacramento River. 1090 Comment
  JEPS124698 Image available Corylus cornuta subsp. californica B. Corwin 1964-7-1 131 Siskiyou Above lower falls of McCloud River. Fowler Public Camp, off rte. 89. Comment
  POM106651  Corylus cornuta var. californica Geo. D. Butler 1908-3-2 1076 Siskiyou Forest House Mountain. Comment
  RSA14481  Crepis acuminata Elmer I. Applegate 1932-6-13 7241 Siskiyou Captain Jack's Stronghold, Modoc Lava Beds Comment
  UC346588  Crepis bakeri J. L. Collins 1927-6-9 Siskiyou 5 mi n Hornbrook; Siskiyou Mts. Comment
  CAS-BOT-BC290541  Crepis capillaris Alice Eastwood 1912-7-17 1176 Siskiyou Sisson Comment
  UC429491  Crepis monticola Morris Halperin 1930-5-17 Siskiyou around Yreka (Geo. Gray of Yreka, prop. of ranch); Schulmeyer Gulch Comment
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May 9 2008
  JEPS36499  Crepis occidentalis Harley P. Chandler June, 1901 1644 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  CAS-BOT-BC290884  Crepis pleurocarpa John Thomas Howell 1937-7-24 13386 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  JEPS16944  Crepis pleurocarpa Peter H. Raven 1956-9-4 10396 Siskiyou pass just s Mount Eddy 2438 Comment
  UC581211  Crepis pleurocarpa E. B. Babcock and G. L. Stebbins Jr. 1936-6-11 1897 Siskiyou about 7 mi sw Yreka (s of hwy from Yreka to Fort Jones); Forest House Mt. 1363 Comment
  UC581271  Crepis pleurocarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2434 Siskiyou on creek 1 mi below Stewart Springs; Park's Creek 1120 Comment
  POM31901  Crocidium multicaule Geo. D. Butler 1909-3-7 553 Siskiyou Dry hills Yreka. Comment
  CHSC97392  Cryptantha ambigua Jenny Marr 2006-6-18 228 Siskiyou Cascade Range High. Plants collected along Hwy. 97. West side of road. 1524 Comment
  JEPS105334  Cryptantha ambigua Dean W. Taylor 1995-6-4 14964 Siskiyou 3 miles west of Highway 89 on Grenada Road; Shasta Valley; Klamath National Forest; (ca. 10 miles North of Weed) 1158 Comment
  UC78652  Cryptantha rostellata Thomas Howell May 1889 Siskiyou Hornbrook Comment
  JEPS21126  Cryptantha simulans T. Walker 1938-6-24 Siskiyou MacBride Spr. Mt. Shasta 1524 Comment
  CAS-BOT-BC94404  Cryptantha torreyana R. C. Wenk 2005-7-15 203 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail 1767 Comment
  UC857280  Cryptantha torreyana John Thomas Howell 1937-7-29 13655 Siskiyou between Trinity and Siskiyou County; Scott Mountain Comment
  UC185185  Cryptogramma acrostichoides Geo. D. Butler 1755 Siskiyou Shackelford Creek 1371 Comment
  RSA331956  Cryptogramma acrostichoides W. Wisura, Dave Kelly 1895-7-31 4080 Siskiyou Near Kangaroo Lake, Scotts Mtns, on granite rocks near campground. Comment
  CAS-BOT-BC80552  Cupressus bakeri Oliver V. Matthews 1939-7-11 31 Siskiyou Seiad Grove 1463 Comment
  NY16604  Cupressus bakeri C. B. Wolf 1934-10-9 6170 Siskiyou Siskiyou Mountains, above West Fork of Seiad Creek, 0.75 miles above forks of creek 1158.2 Comment
  NY16608  Cupressus bakeri C. B. Wolf 1934-10-8 6166 Siskiyou Modoc Lava Beds, 1 mile northeast of Timbered Crater on Old Stage Road from Dana to Little Hot Springs Valley 1219.2 Comment
  RSA22775  Cupressus bakeri O. V. Matthews 1939-7-3 21 Siskiyou Southwest of Sullivan Mine. Cook-Green Region, 3 miles south of Blue Ledge Mine 1220 Comment
  RSA50556  Cupressus bakeri C. B. Wolf 1944-8-29 11478 Siskiyou NW side Goose Nest mtn, about 1 mi due S of old Smith sawmillon montague to Mt. Hebron Rd. 1677 Comment
  UC1043395  Cupressus bakeri P. C. Everett and E. K. Balls 1954-10-13 20276 Siskiyou 7.2 mi ne up creek from Hwy 96 (rd. to Kangaroo Mt.); Seiad Creek 822 Comment
  UC1321450  Cupressus bakeri C. O. Stone 1964-6-20 290 Siskiyou n section line crossing of Sec. 13 (on w side of jeep road, NE 1/4, NE 1/ 4, NE 1/ 4); Fall River Mills. Quad. 1085 Comment
  POM120002  Cupressus bakeri Geo D. Butler 1910-7-4 1637 Siskiyou Goosenest foothills 1220 Comment
  RSA22761  Cupressus bakeri O. V. Matthews 1939-7-18 38 Siskiyou Northeast Goose Nest. East of Yreka 1524 Comment
  SEINET4467566 Image available Cupressus bakeri C. B. Wolf, E. R. Johnson 1934-1 6169 Siskiyou Comment
  NY1292  Cupressus bakeri subsp. matthewsii C. B. Wolf 1934-10-9 6169 Siskiyou Siskiyou Mts., above W fork of Seiad Creek, 0.75 mi above forks of creek. 1158.2 Comment
  UC60940  Cuscuta cephalanthi Geo. B. Grant Sep 1902 5217 Siskiyou Mount Shasta Comment
  NY336647  Cuscuta suksdorfii var. subpedicellata L. C. Wheeler 1934-8-21 3192 Siskiyou Head of East Fork Horse Creek, Siskiyou Mountains, Mt. Diablo Mer. 1981.2 Comment
  CAS-BOT-BC114688  Cyperus bipartitus Louis C. Wheeler 1934-8-31 3229 Siskiyou W. Fork Beaver Dreek. 1066 Comment
  RSA610958  Cyperus erythrorhizos L. C. Wheeler 1935-7-20 3673 Siskiyou Scott Valley: Scott river 1.5 miles west of Fort Jones. 822 Comment
  CAS-BOT-BC114148  Cyperus squarrosus Doris K. Kildale 1928-7-25 5885 Siskiyou Klamath River at Mack's Creek near Hamburg. Comment
  CAS-BOT-BC189811  Dactylis glomerata Melissa A. Berry 1957-7-2 s.n. Siskiyou Fay Lane, Scott Valley. 822 Comment
  JEPS76057  Danthonia californica W. L. Jepson 1937-7-23 18459 Siskiyou Hayden Mt. Yreka Comment
  UCD61032  Danthonia californica R. Tofsrud 1948-8-3 Siskiyou Poker Flat, near Del Norte Co. border. Comment
  RSA13865  Danthonia californica var. americana L. C. Wheeler 1934-7-2 2842 Siskiyou Little Smoky Creek, Sterling Mt., Siskiyou Mts. 1280 Comment
  CAS-BOT-BC194397  Danthonia intermedia Wm. Bridge Cooke 1938-9-8 11666 Siskiyou Squaw Creek Meadows - Mount Shasta 2590 Comment
  CHSC71604  Darlingtonia californica Vernon H. Oswald 1998-8-3 9441 Siskiyou Near the Pacific Crest Trail in the Scott Mtns. we ... Field redacted by CHSC, contact the data manager for more information 1981 Comment
  HSC67646  Darlingtonia californica J. P. Smith, Steve Selva 1970-7-27 4522 Siskiyou Gumboot Lake 1768 Comment
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Jun 7 2012
  JEPS19772  Darlingtonia californica Rimo Bacigalupi with S. Galen Smith 1957-6-26 5956 Siskiyou springy bog at w end Gumboot Lake (head of South Fork of Sacramento River, close to Trinity County line) 1859 Comment
  JEPS82708  Darlingtonia californica Wayne Roderick 1984-6-7 Siskiyou n side Mt. Eddy (Road 17 up); n side Mt. Eddy 1706 Comment
  RSA593953  Darlingtonia californica Louis C. Wheeler 1963-8-29 8303 Siskiyou Siskiyou Mountains. Head of west fork Clear Creek. 1433 Comment
  UC34981  Darlingtonia californica M. A. Howe 1894-8-9 Siskiyou Shasta Springs Comment
  UC166662  Datisca glomerata Geo. D. Butler 1910-7-19 1723 Siskiyou Little Shasta Comment
  UC1733716  Delphinium andersonii Frank Gould, Kay H. Beach 1940-5-15 1241 Siskiyou Bull Meadows Comment
  CAS-BOT-BC116158  Delphinium nuttallianum L. E. Smith 1913-5-14 210 Siskiyou Yreka Comment
  HSC28664  Delphinium nuttallianum Frederick W. Oettinger 1969-7-18 1054 Siskiyou Marble Mtn. Wilderness Area, SW of Upper English Lake 1951 Comment
  HSC720  Delphinium nuttallianum William J. Ferlatte 1967-7-26 743 Siskiyou Caribou Basin, Sawtooth Ridge 2043 Comment
  CAS-BOT-BC116156  Delphinium nuttallianum Alice Eastwood 1921-7-28 10903 Siskiyou Medicine Lake Comment
  UCD61159  Deschampsia cespitosa Beecher Crampton 1956-8-21 3820 Siskiyou South slope of Gumboot Lake, headwater of the south fork of the Sacramento River, ca. 15-16 miles southwest of Mt. Shasta City. 1920 Comment
  CHSC60568  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1983-8-26 596 Siskiyou Siskiyou Mountains; at Poker Flat, lower portion of a meadow. 1524 Comment
  UC203920  Deschampsia danthonioides Geo. D. Butler 1910-4-22 1218 Siskiyou Oro Fino Comment
  SJSU11313  Deschampsia elongata S. H. Casey 1981-7-4 1206 Siskiyou near Cook & Green Pass, Seiad Creek Rd c. 8 mi N of Seiad Valley 1524 Comment
  UCD63529  Deschampsia elongata Rimo Bacigalupi; Mr. and Mrs. Van Deventer of Fort Dick 1959-7-10 7298 Siskiyou Twin Valley, Siskiyou Mts., just east of Del Norte County line, about 4 miles NNE of Preston Peak; watershed of Indian Creek. 1493 Comment
  HSC76699  Descurainia incisa subsp. incisa K. T. Stillman 1976-8-7 217 Siskiyou Marble Mtn. Wilderness Area, Elk Valley 1829 Comment
  HSC6708  Descurainia pinnata subsp. brachycarpa R. C. Wunner 1965-6-30 317 Siskiyou California Lava Beds National Monument, Symbol Bridge 1433 Comment
  HSC48296  Dicentra formosa P. Stekel, K. Stillman May 1977 239 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  JEPS91305  Dicentra formosa Dean W. Taylor 1972-7-4 1595 Siskiyou near Lily Pad Lake 3 miles west of Cook & Green Pass 1981 Comment
  CDA17140  Dicentra formosa subsp. oregana G. F. Hrusa 2001-6-6 15854 Siskiyou Siskiyou Mountains; Nr. summit of pass betw. Happy Camp, CA and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. 1424 Comment
  UCSB13236  Dichelostemma capitatum Breedlove, Dennis 1962-6-10 Siskiyou along Indian Creek Road, 10.5 miles northwest of Happy Camp; Siskiyou Mountains 518 Comment
  SEINET7096732  Dichelostemma multiflorum A. G. Vestal 1963-6-3 s.n. Siskiyou Slope with lava boulders south of Gazelle along Willow Creek. NAD27, 41? deg. 28' 22ao, -122?_ 35' 00ao (converted to WGS84 decimal degrees) UTM Zone 10, 534802mE, 4591101mN. Comment
  CAS-BOT-BC500998  Dichelostemma multiflorum Geo. D. Butler 1910-5-18 1361 Siskiyou Yreka Comment
  SEINET10533983  Dichelostemma multiflorum A. Arthur Heller 1919-6-27 Heller 13275 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy, 3800 feet, in open places in the forest. The original growth of yellow pine has been replaced by white fir, Douglas fir and incense cedar. Comment
  CAS-BOT-BC291003  Dieteria canescens var. shastensis Alice Eastwood 1912-7-16 1120 Siskiyou McCloud Comment
  CAS-BOT-BC291012  Dieteria canescens var. shastensis Elmer I. Applegate 1923-8-20 3900 Siskiyou Ranger station, west end of Medicine Lake 1981 Comment
  CAS-BOT-BC208974  Digitaria ischaemum Carl B. Wolf 1927-8-26 1089 Siskiyou On the Klamath River, 14 mi. above Happy Camp. Comment
  CAS-BOT-BC153452  Diplacus layneae John Thomas Howell 1934-7-4 12398 Siskiyou unspecified Comment
  CDA6684  Dipsacus fullonum J. R. Grisham 1958-1 2241 Siskiyou Ft. Jones. 0 Comment
  SD53405  Dipsacus fullonum Darley F. Howe 1962-8-5 3398 Siskiyou 56.8 miles east of Happy Camp on #96, Bank of Klamath River. 609 Comment
  RSA755950  Disporum hookeri Robert F. Thorne 1969-8-2 63349 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  RSA577801  Disporum hookeri var. hookeri Louis C. Wheeler 1934-8-10 3104 Siskiyou Siskiyou Mountains, Jaynes Canyon 1128 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
  JEPS82702  Dodecatheon alpinum Wayne Roderick 1984-6-5 Siskiyou ca 12 air km sw Mt. Shasta city (Castle Lake); , sw of Mt. Shasta city 1828 Comment
  JEPS86135  Dodecatheon alpinum Wayne Roderick 1956-2 Siskiyou Castle Lake 1676 Comment
  HSC43385  Dodecatheon conjugens Maralyn O'Meara 1974-5-26 461 Siskiyou Along USFS Rd. 47N03 1524 Comment
  UC54922  Dodecatheon jeffreyi W. T. Mooney June, 1902 Siskiyou Yreka Comment
  RSA238719  Dodecatheon jeffreyi Frederick W. Oettinger 1968-9-5 715 Siskiyou In wet humus 'muck' along shorline near inlet on SE side on Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  SEINET8563813  Dodecatheon redolens G. D. Butler 1910-6-5 1522 Siskiyou Loy Lake, Shackleford Creek Comment
  UC1244079  Downingia pulcherrima John Weiler and A. P. Nelson 1960-6-25 60207 Siskiyou 2.3 mi nw Weed (at the side of Highway 99) Comment
  UC909358  Downingia yina Dorothy Parker 1948-7-11 100 Siskiyou above Beswick; Shovel Creek Comment
  HSC19080  Draba howellii J. O. Sawyer 1969-7-2 1021 Siskiyou Slope above Big Blue Lake 2256 Comment
  SEINET5342823  Draba nemorosa G. Butler 1910-4-10 1162 Siskiyou Dry thickets near Yreka. Comment
  HSC77078  Draba pterosperma K. T. Stillman 1976-6-16 2 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  UCR37813  Draba pterosperma K. T. Stillman 1976-7-30 318 Siskiyou Marble Mtn Wilderness Area, ridge top just north of Black Mt. 2104 Comment
  SEINET12005663  Draba pterosperma H. P. Chandler 1901-1 1654 Siskiyou Marble Mountain 2438 Comment
  CDA16143  Draba verna G. F. Hrusa 1999-4-2 14933 Siskiyou Cascade Range; Louise Rd exit off I-5 on Louise Rd east turnout. 822 Comment
  RSA47630  Draba verna Roxana S. Ferris, Laura Lorraine 11894 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle. 1500 Comment
  JEPS80530  Drymocallis Gilbert Muth 1966-7-17 405 Siskiyou trail to Lookout (Marble Mt. Wilderness Area); Marble Mountain Wilderness Area 1828 Comment
  RSA237852  Drymocallis glandulosa var. reflexa Frederick W. Oettinger 1969-8-1 1124 Siskiyou Above wiregrass meadow near English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  CAS-BOT-BC159286  Drymocallis lactea var. lactea David Keck 1938-6-24 11070 Siskiyou MacBridge Springs - Mount Shasta 1524 Comment
  CAS-BOT-BC540709  Drymocallis pseudorupestris var. saxicola Dana York 2012-7-21 3142 A Siskiyou Siskiyou Mountains: Rogue River-Siskiyou National Forests, Red Butte Wilderness, a few meters below summit of Red Butte 2040 Comment
  CAS-BOT-BC158416  Drymocallis rhomboidea Doris K. Kildale 1929-7-20 8692 Siskiyou Raspberry Lake, South Fork of Indian Creek Comment
  CAS-BOT-BC158418  Drymocallis rhomboidea Louis C. Wheeler 1934-6-19 2732 Siskiyou Klamath National Forest 1432 Comment
  HSC45487  Dulichium arundinaceum Maralyn O'Meara 1973-6-5 196 Siskiyou 1.0 mi. up Duck Lakes Trail along a trail crossing stream Comment
  HSC65322  Dysphania botrys J. P. Smith, Steve Selva 1970-7-17 4438 Siskiyou 915 Comment
  OBI80338  Elatine chilensis David J. Keil, Kathleen Keil 1990-7-28 s.n. Siskiyou Marble Mountains. Klamath National Forest. Rye Patch Creek Trail. Paradise Lake. 1865 Comment
  HSC26910  Eleocharis acicularis J. P. Smith, J. O. Sawyer 1971-9-17 4776 Siskiyou Shallow water at edge of Little Duck Lake Comment
  UC184011  Eleocharis macrostachya Geo. D. Butler 1910-5-26 1410 Siskiyou Yreka Comment
  CAS-BOT-BC227919  Elymus elymoides Elmer I. Applegate 1923-8-18 3862 Siskiyou Top of Redshale Mountain, Medicine Lake region 2438 Comment
  CAS-BOT-BC227921  Elymus elymoides A. A. Heller 1905-6-19 8071 Siskiyou Near Grenada Station Comment
  CHSC61569  Elymus elymoides subsp. elymoides L. P. Janeway 1983-8-26 605 Siskiyou Siskiyou Mountains; at Poker Flat, meadow. Along the road on the north side of the meadow. 1524 Comment
  HSC58859  Elymus elymoides var. elymoides Marvin Butler 1971-7-28 218 Siskiyou Near Twin Lakes, close to the town of Cave Junction. 1585 Comment
  HSC67772  Elymus elymoides var. elymoides J. O. Sawyer, J. Cole 1980-7-20 3799 Siskiyou E side of Grouse Hill 2134 Comment
  HSC76769  Elymus elymoides var. elymoides K. T. Stillman 1976-8-7 376 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  RSA238401  Elymus glaucus Frederick W. Oettinger 1969-8-18 1423 Siskiyou North end of Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  HSC30580  Elymus glaucus subsp. glaucus Frederick W. Oettinger 1969-8-18 1423 Siskiyou Marble Mountain Wilderness Area, N end of Horse Range Lake 1822 Comment
  HSC31064  Elymus glaucus subsp. glaucus Frederick W. Oettinger 1969-8-16 1391 Siskiyou Marble Mtn. Wilderness Area, SW of Wiregrass Meadow above English Lake. 1677 Comment
  POM198623  Elymus multisetus Geo D. Butler 1910-5-26 1412 Siskiyou Yreka Comment
  HSC91440  Elymus spicatus Jennifer Whipple 1977-8-4 2152 Siskiyou Wagon Creek drainage on the E face of Mt. Eddy 2439 Comment
  CAS-BOT-BC204264  Elymus trachycaulus subsp. subsecundus David D. Keck 1949-7-19 6353 Siskiyou 6.5 mi. SW of Yreka on road to Ft. Hones [Jones] nr. head of Yreka Ck 1127 Comment
  CHSC36177  Epilobium brachycarpum K. Bridwell 1978-7-5 166 Siskiyou Ca. 15 mi se of Macdoel, at base of Coyote Ridge. 1341 Comment
  HSC16333  Epilobium brachycarpum D. M. Thomson 1965-7-31 159 Siskiyou Lava Beds National Monument, 1 mi. S of dump on telephone line road Comment
  UC873509  Epilobium brachycarpum A. A. Heller 1916-8-24 12554 Siskiyou near Sisson 1074 Comment
  UC422955  Epilobium ciliatum subsp. glandulosum Milo S. Baker Aug. 1897 141 Siskiyou Payne's Springs Comment
  RSA215612  Epilobium clavatum Gilbert Muth 1969-8-6 1229 Siskiyou East side of Boulder Peak Ridge 2470 Comment
  HSC19490  Epilobium glaberrimum subsp. fastigiatum J. O. Sawyer 1969-7-24 1514 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  POM256466  Epilobium glaberrimum subsp. glaberrimum Edward Lee 1934-8-15 1127 Siskiyou Summit of Happy Camp to Waldo (Oregon) road, Indian Creek watershed, Klamath National Forest 1616 Comment
  HSC39831  Epilobium hallianum J. O. Sawyer 1969-7-12 1356 Siskiyou Edge of Sugar Lake 1799 Comment
  HSC48282  Epilobium hallianum J. O. Sawyer, Ken Stillman 1978-7-6 3350 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  RSA237400  Epilobium hallianum Frederick W. Oettinger 1969-7-18 1053 Siskiyou Southwest side of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 1951 Comment
  UCD80892  Epilobium hallianum Robert E. Preston 2001-7-21 1720 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, north slope of Rainbow Mountain. 2066 Comment
  POM258623  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1940-7-5 15291 Siskiyou Mt. Shasta: in the meadow at Wagon Camp 1738 Comment
  UC157673  Epilobium lactiflorum Milo S. Baker 1898-8-1 509 Siskiyou bluffs sw Medicine Lake Comment
  UC873286  Epilobium lactiflorum Alice Eastwood 1912-9-1 2058 Siskiyou Mount Shasta Comment
  HSC29148  Epilobium lactiflorum Frederick W. Oettinger 1968-8-4 388 Siskiyou Marble Mtn. Wilderness Area, along trail N of Crapo Peak Ridge 2195 Comment
  HSC91953  Epilobium minutum Jennifer Whipple 1976-6-30 1190 Siskiyou SE slope of Mt. Eddy, draining into the N Fork of the Sacramento River 2226 Comment
  RSA458714  Epilobium minutum Christopher Davidson 1975-6-5 2665 Siskiyou Just above gate on special service rd branching SE off rd from Gazelle to Callahan 9.3 mi. W of Gazelle. 1471 Comment
  CAS-BOT-BC171834  Epilobium oreganum A. A. Heller 1914-8-28 s.n. Siskiyou Mt. Eddy 1310 Comment
  SEINET10632309  Epilobium oreganum Willis L. Jepson 1914-8-14 Jepson 6162 Siskiyou Dunsmuir 780 Comment
  JEPS39227  Epilobium oregonense Willis L. Jepson 1894-8-4 14470 Siskiyou Mt. Shasta Region of the Upper Sacramento Comment
  CAS-BOT-BC57203  Equisetum hyemale subsp. affine Louis C. Wheeler 1934-7-12 2902 Siskiyou Klamath National Forest, Cottonwood Creek Comment
  CAS-BOT-BC204510  Eragrostis cilianensis Dorothy Parker 1948-8-24 86 Siskiyou Along the road in Plowman's Valley 1188 Comment
  UC1255429  Eragrostis cilianensis Dorothy Parker 1949-7-24 350 Siskiyou McConahue Gulch Scott Valley (Scott Valley); Siskiyou Mountains, Scott Valley 1036 Comment
  CAS-BOT-BC204622  Eragrostis mexicana subsp. virescens Geo. D. Butler 1909-10-3 869 Siskiyou Near Yreka Comment
  HSC619  Eremogone congesta William J. Ferlatte 1966-8-5 330 Siskiyou N side of Caribou Mtn. 1982 Comment
  CAS-BOT-BC168332  Eremogone congesta var. congesta A. A. Heller 1915-8-26 12228 Siskiyou Near the source of Wagon Creek, Mt. Eddy 2590 Comment
  CAS-BOT-BC174231  Eremogone congesta var. congesta M. B. Dunkle 1945-7-22 7238 Siskiyou Klamath National Forest. Big Elk Lake basin, Wooley Pocket 2072 Comment
  CAS-BOT-BC286694  Ericameria bloomeri Elmer I. Applegate 1923-8-20 3899 Siskiyou Medicine Lake Comment
  CHSC71855  Ericameria bloomeri Vernon H. Oswald; Lowell Ahart 1998-9-8 9608 Siskiyou USFS 3 ca. 0.8 mi west of Julia Glover Flat, ca. 6 air mi west of Mosquito Lake and Whitehorse Flat Reservoir, ca. 2 air mi northwest of Indian Spring Mtn. Roadside. 1127 Comment
  LA203672  Ericameria bloomeri Wm. Bridge Cooke; 1939-8-8 13842 Siskiyou Mount Shasta, around Horse Camp 2438 Comment
  UC1178568  Ericameria bloomeri Peter Kamb 1949-8-25 1484 Siskiyou sw slope of mtn above Horse Camp; Mt. Shasta 2468 Comment
  UC179536  Ericameria bloomeri A. A. Heller 1914-8-26 11722 Siskiyou Weed 1066 Comment
  CHSC57344  Ericameria nauseosa Michael D. Mayes 1983-4-16 7 Siskiyou Ca. 8 mi sw of Tulelake. Approx. 250 yds n of n entrance to Lava Beds National Monument. 1231 Comment
  UC1223066  Ericameria nauseosa var. speciosa Joseph P. Tracy 1949-9-15 18560 Siskiyou Black Bear Mine; Salmon Mountains 1219 Comment
  UC598532  Ericameria nauseosa var. speciosa C. Hart Merriam 1898-8-20 183 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC293497  Erigeron aliceae John Thomas Howell 1939-8-2 14879 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  POM357567  Erigeron aliceae L. C. Wheeler 1934-7-3 2855 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. (Mt. Diablo Mer.) 1676 Comment
  RSA238724  Erigeron aliceae Frederick W. Oettinger 1968-9-5 725 Siskiyou Southeast side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  HSC75806  Erigeron bloomeri var. bloomeri J. P. Smith, Thomas W. Nelson 1979-6-15 10122 Siskiyou Klamath National Forest, road to Carmen Lake, 0.6 mi. from its junction with Hwy. 3 1646 Comment
  HSC92416  Erigeron bloomeri var. bloomeri Jennifer Whipple 1976-7-9 1399 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  CHSC62178  Erigeron cervinus Wayne Rolle 1991-8-1 485 Siskiyou Siskiyou Mountains. On east side of Pyramid Peak. Between small lake and the small pond above it. 1615 Comment
  HSC19425  Erigeron cervinus J. O. Sawyer 1968-7-23 568 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  JEPS105053  Erigeron cervinus Dean W. Taylor 1996-7-7 15803 Siskiyou Salmon Mountains; Ruffey Lakes (about 8 air miles southwest of Etna), in cirque above the upper lake; Klamath National Forest 2072 Comment
  UCD131790  Erigeron compositus G. L. Stebbins Jr.; A. A. Beetle 1942-5-30 3254 Siskiyou 6 miles west of Gazelle. 1005 Comment
  CHSC93538  Erigeron divergens Lowell Ahart; John Dittes 2005-6-10 12080 Siskiyou South edge of irrigated pasture, about 80 yards northeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  JEPS29998  Erigeron filifolius Rimo Bacigalupi, and L. Heckard, J. Weiler 1961-7-2 7984 Siskiyou along US Hwy 97 about 7 1/2 mi ne Weed 1127 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
  RSA50155  Erigeron foliosus var. confinis E. K. Balls 1949-7-9 13947 Siskiyou Salmon Mts., summit of pass on road from Etna to Sawyer's Pass 1479 Comment
  OBI53730  Erigeron foliosus var. foliosus David J. Keil, Kathleen Keil 1992-7-19 23467 Siskiyou Klamath NF. Salmon Mtn Summit on Sawyers Bar Rd, SW of Etna 1816 Comment
  HSC29237  Erigeron glacialis var. glacialis Frederick W. Oettinger, R. F. Thorne 1969-8-4 1174 Siskiyou Marble Mtn. Wilderness Area, English Peak area, N of Tobacco Lake 1890 Comment
  SEINET5708482 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
  JEPS24008  Erigeron inornatus var. inornatus Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6869 Siskiyou on road to Callahan,about 3 mi below (n of) Scott Mt. road summit 1219 Comment
  JEPS101306  Erigeron klamathensis Dean W. Taylor 1999-8-12 17307 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1371 Comment
  JEPS41495  Erigeron klamathensis W. L. Jepson Jul 17 1902-Jul 22 1902 2101 Siskiyou The Devils Backbone Western Siskiyou 1828 Comment
  CAS-BOT-BC295814  Erigeron petrophilus var. viscidulus A. A. Heller 1918-7-16 13032 Siskiyou Mt. Eddy, west of Sisson 2133 Comment
  CAS-BOT-BC300082  Erigeron philadelphicus Ira L. Wiggins 1955-7-25 13506 Siskiyou Ditch head on Rush Creek, Mountain View Ranch 1005 Comment
  RSA12509  Erigeron philadelphicus C. B. Wolf 1934-7-4 5927 Siskiyou 0.7 mi. below mouth of Dillon Creek, Klamath River. 244 Comment
  HSC2324  Erigeron pumilus var. intermedius Geo. D. Butler 1910-6-3 1471 Siskiyou Quartz Valley Comment
  SEINET8687532 Image available Erigeron pumilus var. intermedius G. D. Butler 1910-6-3 1471 Siskiyou Quartz Valley Comment
  SEINET202018  Erigeron strigosus Francia Chisaki, Helen Sharsmith 1960-8-20 4739 Siskiyou Open slope in forest clearing on Wildcat Creek Road ca. 4 miles west of Callahan 1067 Comment
  CAS-BOT-BC224136  Eriodictyon californicum Doris K. Kildale; J. W. Gillespie 1929-6-25 8355 Siskiyou Klamath River, 6 miles north of Hornbrook 609 Comment
  CAS-BOT-BC224138  Eriodictyon californicum Geo. D. Butler 1910-5-25 1405 Siskiyou Near Yreka Comment
  JEPS23  Eriodictyon californicum W. L. Jepson 1940-6-22 19975 Siskiyou Shasta River near Hawkinsville 792 Comment
  POM65393  Eriodictyon californicum Geo. D. Butler 1910-5-25 1405 Siskiyou Near Yreka. Comment
  SEINET7064420  Eriogonum collinum A. G. Vestal 1963-6-1 s.n. Siskiyou Ca. 4.6 miles southeast of Hornbrook. (NAD83/WGS84) UTM Zone 10, 535702mE, 4633239mN. Comment
  CAS-BOT-BC248841  Eriogonum compositum var. compositum Edward Lee 1934-8-15 1134 Siskiyou Summit of Happy Camp to Waldo (Oregon) road, Indian Creek watershed, Klamath National Forest 1615 Comment
  UC922358  Eriogonum compositum var. compositum Annie M. Alexander and Louise Kellogg 1949-7-29 5901 Siskiyou Campbell L. trail to Hidden L. (above Sky High Valley); Marble Mountains, Sky High Valley 1767 Comment
  HSC41055  Eriogonum compositum var. compositum J. O. Sawyer 1969-7-8 1094 Siskiyou Ridge N of High Lake 2360 Comment
  CAS-BOT-BC242530  Eriogonum congdonii Julie Kierstead Nelson; Rhonda Posey; Ross Olson 2007-8-1 2007 -028 Siskiyou The Eddys, west of Mt. Shasta. East of Toad Lake trailhead, terminus of Forest Service Rd. 40N64, headwaters of Middle Fork of upper Sacramento River 2051 Comment
  HSC81549  Eriogonum congdonii Thomas W. Nelson, Jane P. Nelson 1980-7-21 6156 Siskiyou Along FS Rd. 40N08, 0.6 mi. from junction with Hwy. 3 1646 Comment
  JEPS105113  Eriogonum congdonii Dean W. Taylor 1993-7-30 13989 Siskiyou Bolan Lake Road (Forest Road 4812) about 2 miles east of Indian Creek Road (Forest Road 40S07); Klamath National Forest 1584 Comment
  UC1282033  Eriogonum congdonii Louise Kellogg Aug 8 1953-Aug 9 1953 124 Siskiyou Blue Point, a serpentine outcrop near Scott Mountain Public Campground; Klamath National Forest 1630 Comment
  RSA0004986  Eriogonum diclinum Louis C. Wheeler 1934-9-1 3235 Siskiyou Siskiyou Mountains, Jaynes Canyon. 1951 Comment
  RSA0004987  Eriogonum diclinum Louis C. Wheeler 1934-9-1 3235 Siskiyou Siskiyou Mountains, Jaynes Canyon. 1951 Comment
  RSA0004994  Eriogonum elatum var. villosum Geo. D. Butler 1910-6-26 1606 Siskiyou Dry land near Yreka. Comment
  HSC66242  Eriogonum hirtellum Maralyn A. Renner 1980-8-7 2415 Siskiyou Ridge S of Preston Peak 1951 Comment
  UC77583  Eriogonum hirtiflorum T. S. Brandegee July 1887 Siskiyou Edgewood Comment
  CAS-BOT-BC263662  Eriogonum luteolum var. luteolum Carl B. Wolf 1927-8-26 1010 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  HSC43464  Eriogonum marifolium Jennifer Whipple 1977-7-20 1994 Siskiyou N slopes of Mount Eddy 2500 Comment
  CAS-BOT-BC267388  Eriogonum marifolium var. marifolium Peter Kamb 1949-8-25 1485 Siskiyou Southwest slope of Mt Shasta above Horse Camp 2560 Comment
  CHSC30841  Eriogonum marifolium var. marifolium M. S. Taylor; J. Prouty, E. Heinitz 1980-8-19 3267 Siskiyou Paint Pot Crater. 1920 Comment
  SBBG21291  Eriogonum nudum var. nudum D. Myrick 1964-7-25 954 Siskiyou Shasta Ski Bowl Hwy, Mt Shasta 1219 Comment
  UC1408819  Eriogonum nudum var. nudum Frederick W. Oettinger 1968-8-16 532 Siskiyou n Hancock Lake (summit of Red Hill); Salmon Mountains, Marble Mountain Wilderness Area 2087 Comment
  HSC19486  Eriogonum nudum var. nudum J. O. Sawyer 1969-7-24 1502 Siskiyou Steep slopes of Sugar Creek drainage 1890 Comment
  HSC77289  Eriogonum nudum var. nudum L. P. Janeway 1983-8-7 516 Siskiyou Peak '5148' East of Preston Peak 1555 Comment
  JEPS56652  Eriogonum nudum var. nudum W. L. Jepson 1914-8-13 5788 Siskiyou Lessin 1097 Comment
  CAS-BOT-BC269744  Eriogonum nudum var. oblongifolium A. A. Heller 1916-9-1 12641 Siskiyou Near Yreka Comment
  CAS-BOT-BC272474  Eriogonum nudum var. pubiflorum Geo. B. Grant 1902-9-10 3500 Siskiyou Sissons [Sisson] Comment
  HSC17330  Eriogonum nudum var. pubiflorum R. C. Wunner 1965-8-26 483 Siskiyou Lava Beds N.M., N Prefab Indian Well 1433 Comment
  SBBG83721  Eriogonum nudum var. pubiflorum D. Koutnik, M. Townsend 1979-9-10 592 Siskiyou 5 mi SW of Yreka on Fort Jones Rd 914 Comment
  SD22537  Eriogonum nudum var. pubiflorum Susan G. Stokes 1932-7-14 Siskiyou Near Dorris Comment
  CAS-BOT-BC252963  Eriogonum pyrolifolium var. pyrolifolium Alice Eastwood 1912-9-1 2075 Siskiyou Mount Shasta Comment
  CHSC67580  Eriogonum siskiyouense James D. Jokerst 1992-7-30 3415 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. [no additional location data; W of Interstate 5? V. Oswald] Comment
  CHSC71594  Eriogonum siskiyouense Vernon H. Oswald; Lowell Ahart 1998-8-3 9406 Siskiyou USFS 41N03 0.2 mi east of its junction with Gazelle-Callahan Rd. 11.5 mi west of Gazelle. Roadside opening. 1524 Comment
  RSA126712  Eriogonum sphaerocephalum Peter H. Raven 1956-9-4 10403 Siskiyou Rocky slope, south side of Mount Eddy. 2561 Comment
  UC164052  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler 1910-5-27 1428 Siskiyou hill near Yreka Comment
  CAS-BOT-BC263386  Eriogonum strictum var. proliferum Arthur Menzies 1962-7-21 s.n. Siskiyou Mt. Eddy 2529 Comment
  JEPS25875  Eriogonum ternatum Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7459 Siskiyou ridge-top between Indian Creek and Illinois River drainage (Dunn Creek) (about 12 air mi nw of Happy Camp) 1645 Comment
  JEPS84293  Eriogonum ternatum L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6346 Siskiyou ca 1/2 mi se Red Butte (slope e of road; ca. 7 mi nne of Seiad Valley, sw of Cook and Green Pass) 1730 Comment
  CAS-BOT-BC267947  Eriogonum umbellatum Louis C. Wheeler 1934-6-22 2759 Siskiyou Cottonwood Creek, Siskiyou Mts. 914 Comment
  CAS-BOT-BC267998  Eriogonum umbellatum var. argus Doris K. Kildale 1928-7-2 5359 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  RSA237986  Eriogonum umbellatum var. argus Frederick W. Oettinger 1969-8-25 1548 -b Siskiyou Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 2027 Comment
  UC61059  Eriogonum umbellatum var. dumosum W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou Sisson 18th Crossing Mount Shasta, Sisson Comment
  UC85976  Eriogonum umbellatum var. dumosum T. S. Brandegee July 1889 Siskiyou Coles Comment
  CAS-BOT-BC268141  Eriogonum umbellatum var. goodmanii James L. Reveal; Darin S. Reveal 1978-8-9 4811 Siskiyou Along the dirt road from near Happy Camp to Baldy Mountain Lookout (USFS # 17N11), 0.5 mile south of the junction of 17N23, near the head of Doolittle Creek 1280 Comment
  HSC96854  Eriogonum umbellatum var. goodmanii J. O. Sawyer 1968-9-10 684 Siskiyou Below Young's Meadow on Clear Creek 1402 Comment
  HSC43408  Eriogonum umbellatum var. humistratum K. T. Stillman 1976-6-27 147 Siskiyou Marble Mtn. Wilderness area 2073 Comment
  HSC43431  Eriogonum umbellatum var. humistratum Jennifer Whipple 1976-7-24 1552 Siskiyou SW of Dobkins Lake along the drainage into the lake 2256 Comment
  HSC43435  Eriogonum umbellatum var. humistratum Jennifer Whipple 1976-7-7 1328 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2378 Comment
  JEPS85704  Eriogonum umbellatum var. humistratum Roger Raiche 1983-8-14 30613 Siskiyou fell-field slope near summit of road to Mt. Eddy ((A.K.A. road to Dead Fall Meadow, Park Creek Road, or Forest Road 42N17)) 2133 Comment
  SEINET10919210 Image available Eriogonum umbellatum var. lautum James L. Reveal 2001-7-19 Reveal 8348 Siskiyou Scott Valley, along South Kidder Creek Road 0.5 miles west-southwest of California Highway 3, about 6.1 air miles southwest of Fort Jones and 5.7 air miles north of Etna, on gravelly soil in open grasslands. T.43N, R9W, sec. 30 NE1/4 of the NE1/4. 869 Comment
  UC722839  Eriogonum umbellatum var. modocense C. L. Hitchcock, J. S. Martin 1939-7-9 5312 Siskiyou between King's Castle and Black Mt. (w side of ridge) 1828 Comment
  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
  JEPS107389  Eriogonum umbellatum var. polyanthum Lowell Ahart, John Dittes 2005-6-10 12085 Siskiyou Rocky hillside, about 150 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  POM253224  Eriogonum umbellatum var. polyanthum A. A. Heller 1938-7-13 1527 Siskiyou Border of meadows just south of Bray. 1402 Comment
  LA207056  Eriogonum umbellatum var. polyanthum 1939-8-10 13854 Siskiyou MOUNT SHASTA, Mud Creek Canyon. 1828 Comment
  SD98942  Eriogonum umbellatum var. speciosum Darley F. Howe 1977-7-2 4986 Siskiyou 7 mi. northeast of Fort Jones Comment
  HSC77247  Eriogonum umbellatum var. stellatum L. P. Janeway 1983-9-23 693 Siskiyou At Poker Flat 1524 Comment
  CAS-BOT-BC262369  Eriogonum vimineum L. E. Smith 1913-7-7 s.n. Siskiyou Yreka Comment
  CAS-BOT-BC262377  Eriogonum vimineum W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox Mountains Comment
  HSC17386  Eriogonum vimineum R. C. Wunner 1965-6-29 294 Siskiyou Lava Beds N. M., 0.25 mi. NW of Lower Caldwell Ice Cave 1433 Comment
  HSC17390  Eriogonum vimineum Jerry Parker 1968-10-6 125 Siskiyou Scott Mtn. Rd. Comment
  HSC58860  Eriophorum crinigerum Marvin Butler 1971-7-8 69 Siskiyou Near Bell Echo Camp, close to the town of Cave Junction 1433 Comment
  HSC69054  Eriophorum crinigerum Maralyn A. Renner 1980-8-6 2312 Siskiyou Cracker Meadow 1555 Comment
  UC1265448  Eriophorum crinigerum Frederick W. Oettinger 1968-8-2 350 Siskiyou near Diamond Lake; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 2072 Comment
  SEINET8850152 Image available Eriophorum gracile H. E. Brown 1897-7-15 628 Siskiyou South side of Mt. Shasta 1524 Comment
  LA203597  Eriophyllum lanatum Louis Wheeler; 1934-6-2 2618 Siskiyou Siskiyou Mountains, Oak Knoll Ranger Station, Klamath River 670 Comment
  OBI53732  Eriophyllum lanatum David J. Keil 1992-7-19 23465 Siskiyou Klamath NF. Salmon Mtn Summit on Sawyers Bar Rd, SW of Etna 1816 Comment
  CAS-BOT-BC301118  Eriophyllum lanatum var. achilleoides L. Constance 1933-6-21 E 83 Siskiyou South side of the Siskiyou Mts., 1 mile south of the Oregon-California State Line Comment
  CAS-BOT-BC308283  Eriophyllum lanatum var. integrifolium G. J. Muth 1969-8-6 1189 Siskiyou Boulder Peak 2529 Comment
  RSA120934  Eriophyllum lanatum var. integrifolium G. D. Barbe 1957-7-14 392 Siskiyou Salmon River W/S of private road about 1 mile south of boundary-gate of Salmon-Trinity Alps Primative Area, Klamath National Forest, south of Big Flat Public Camp 1524 Comment
  CAS-BOT-BC308279  Eriophyllum lanatum var. integrifolium J. R. Hall 1912-7-3 73 H Siskiyou Klamath Forest 1219 Comment
  HSC355  Eriophyllum lanatum var. lanceolatum William J. Ferlatte 1967-8-17 957 Siskiyou Yellow Rose Mine 1982 Comment
  UC1313026  Eriophyllum lanatum var. lanceolatum J. M. Tucker and L. K. Mann and S. L. Holloway 1963-8-18 3751 Siskiyou Black Marble Mountain Marble Mountain Wilderness Area (sw ridge) 2133 Comment
  UC163897  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1908-8-8 344 Siskiyou Shackelford Creek Log Lake Comment
  UC163899  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1910-5-23 1394 Siskiyou Humbug Mountain Comment
  UC198755  Eruca vesicaria subsp. sativa Annie M. Alexander and L. Kellogg 1911-6-6 117 Siskiyou Gazelle Comment
  JEPS110491  Eryngium alismifolium Robert E. Preston 2005-7-1 2358 Siskiyou 3.3 mi E of Granada, along County Rd A12. 787 Comment
  UC1565572  Eryngium mathiasiae Beth Corbin 1989-8-28 546 Siskiyou ca. 14 air mi. n. Fall River Mills (ca. 1/4 mi. s. of Adobe Flat Reservoir) 1097 Comment
  RSA211341  Erysimum capitatum var. perenne William J. Ferlatte 1966-6-23 119 Siskiyou Dorleska summit; Trinity Alps. 2134 Comment
  HSC19421  Erysimum perenne J. O. Sawyer 1968-7-23 565 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  HSC19561  Erysimum perenne J. O. Sawyer 1969-7-18 1156 Siskiyou E of Waterdog Lake 2012 Comment
  HSC91032  Erysimum perenne Jennifer Whipple 1977-7-20 1999 Siskiyou Mt. Eddy, N slopes 2317 Comment
  CHSC71503  Erythranthe floribunda Vernon H. Oswald; Lowell Ahart 1998-7-21 9347 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
  SJSU917  Erythranthe guttata J. W. Tilden 1946-6-20 1007 Siskiyou Spring Flat, NW from Fort Jones, Scott R Comment
  SEINET8390058  Erythranthe linearifolia Christine C. Lorain 1994-8-14 2267 Siskiyou on trail along Deadfall Creek near Lower Deadfall Lake at eastern base of Mt. Eddy; Shasta National Forest. 2134 Comment
  HSC62633  Erythronium grandiflorum subsp. grandiflorum Ruby Van Deventer 1938-6-25 Siskiyou Youngs Valley 1524 Comment
  JEPS96994  Erythronium grandiflorum var. pallidum Dean W. Taylor 1999-6-10 17254 Siskiyou Marble Mountains, Mill Creek, ca. 4 miles W from Mugginsville in Quartz Valley, northerly facing slopes near watershed divide with Kidder Creek 1584 Comment
  CAS-BOT-BC403686  Eschscholzia californica W. B. Cooke; V. G. Cooke 1963-7-9 34217 Siskiyou Along Memorial Highway at side of road, Mt. Shasta Comment
  RSA275330  Euonymus occidentalis J. O. Sawyer, K. T. Stillman 1976-7-1 2772 Siskiyou Along the Little North Fork of the Salmon River 732 Comment
  POM87489  Euphorbia crenulata Geo D. Butler 1910-4-22 1220 Siskiyou Kidder Creek Comment
  UC144542  Euphorbia crenulata A. A. Heller 1905-6-5 7981 Siskiyou between Shasta Retreat and Shasta Springs Comment
  UC375458  Euphorbia crenulata Geo. D. Butler 1908-7-4 67 Siskiyou near mouth of Shasta River Comment
  UCD65897  Festuca californica subsp. californica G. L. Stebbins Jr.; A. A. Beetle 1942-6-1 3266 Siskiyou 15 miles north of Happy Camp, above Indian Creek. 1219 Comment
  CAS-BOT-BC278727  Festuca idahoensis Roxana S. Ferris; Laura Lorraine 1948-6-12 11797 Siskiyou Scott Mountain Road south of Callahan Comment
  POM211393  Festuca idahoensis L. C. Wheeler 1934-6-7 2658 Siskiyou North Hungry Creek. 1220 Comment
  UC197110  Festuca pratensis Geo. D. Butler 1908-7-1 473 Siskiyou near Yreka Comment
  CAS-BOT-BC279070  Festuca rubra L. E. Smith 1915-6-1 s.n. Siskiyou Sisson 1524 Comment
  UC1024639  Festuca rubra Leo Whitney 1934-6-29 2223 Siskiyou near Tennant; Antelope Creek 1463 Comment
  CAS-BOT-BC279075  Festuca rubra L. P. Janeway 1983-7-7 390 Siskiyou Siskiyou Mountains; ridge just north-west behind West Branch Guard Station 701 Comment
  CAS-BOT-BC278640  Festuca subulata Ira L. Wiggins 1955-7-29 13591 Siskiyou Along Thompson Creek, 3.5 mi. above S Fork of Salmon River 1371 Comment
  UC1265442  Festuca subulata Frederick W. Oettinger 1969-9-4 1629 Siskiyou e side Hancock Lake (vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  HSC92060  Floerkea proserpinacoides Jennifer Whipple 1976-7-2 1282 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  HSC33968  Fragaria vesca J. P. Smith 1974-5-25 7465 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  UC726536  Fragaria vesca A. A. Heller 1916-6-20 12406 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  CAS-BOT-BC437074  Fragaria vesca subsp. bracteata A. A. Heller 1916-6-20 12406 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy 1188 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-BC59987  Frangula purshiana W. R. Dudley 1899-7-6 s.n. Siskiyou Big Meadow Trail. Comment
  SJSU6482  Frasera albicaulis R. W. Trivelpiece 1972-6-9 96 Siskiyou c. 4 mi E of Grass L 1524 Comment
  RSA78678  Frasera albicaulis var. nitida P. A. Munz 1952-7-2 17871 Siskiyou Road to Baldy Mountain, northwest of Happy Camp, Siskiyou Mountains. 1494 Comment
  RSA183727  Frasera speciosa Gilbert Muth 1965-8-6 176 Siskiyou Backside of Black Mountain, Marble Mountains. Comment
  CAS-BOT-BC223578  Fraxinus latifolia Lewis S. Rose 1945-6-18 45073 Siskiyou Horse Creek & Klamath River 502 Comment
  RSA134341  Fraxinus latifolia Percy C. Everett, E. K. Balls 1959-10-24 23948 Siskiyou 3.3 mi NW from Forks along Salmon River, Sawyers Bar to Somesbar. 366 Comment
  UC165731  Fritillaria atropurpurea Geo. D. Butler 1910-5-1 1261 Siskiyou Humbug Mountain Comment
  RSA289931  Fritillaria atropurpurea Geo D. Butler 1909-4-27 689 Siskiyou Quartz Valley Comment
  HSC65281  Galium bifolium Rich White 1978-7-6 250 Siskiyou Pond above Elk Hole 1524 Comment
  JEPS6705  Galium bolanderi Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Upton Upper Sacramento Comment
  RSA20156  Galium bolanderi J. T. Howell 1937-7-26 13553 Siskiyou Caribou Gulch. Comment
  JEPS52698  Galium bolanderi G. L. Stebbins Jr. 1963-7-7 6137 Siskiyou 5 mi ne Cecilville (on road to Callahan, Shadow Creek campsite) 975 Comment
  UCD121615  Galium bolanderi J. P. Smith; Steve Selva 1970-7-28 4531 Siskiyou South Fork of Sacramento River. 1127 Comment
  CAS-BOT-BC428043  Galium boreale Julie Kierstead Nelson; Martin Lenz; Rhonda Posey; Brenna Montagne 2013-7-12 2013 -011 Siskiyou Headwaters of West Parks Creek, Scott Mountain, eastern Klamath Range. Near Forest Rd. 41N73 1859 Comment
  UC416643  Galium boreale subsp. septentrionale W. A. Setchell, C. C. Dobie 1902-7-23 Siskiyou Hearst Castle Comment
  HSC19813  Galium glabrescens Lauramay T. Dempster, Clare B. Hardham 1961-7-1 1820 Siskiyou White Mtn., just S of the Oregon border, E slope just below the peak Comment
  HSC81666  Galium glabrescens subsp. glabrescens Thomas W. Nelson, Jane P. Nelson 1980-7-17 6076 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 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
  RSA165559  Galium glabrescens subsp. glabrescens Clare B. Hardham 1961-7-3 8073 Siskiyou Scott Mountain south of Calahan. Comment
  UCD121804  Galium mexicanum subsp. asperulum Daryl Koutnik; Martha Townsend 1979-9-10 s.n. Siskiyou Southwest of Etna, near Etna Bridge. 1066 Comment
  CAS-BOT-BC223194  Galium serpenticum subsp. scotticum L. B. Kildale 1930-6-1 9844 Siskiyou Mill Creek near Etna Mills Comment
  JEPS83625  Galium serpenticum subsp. scotticum Marla Knight 1987-7-14 935 Siskiyou junction of Hwy 3 and FS Rd. 40N03 Klamath National Forest, Scott River District, China Mtn. SW 1417 Comment
  JEPS83840  Galium serpenticum subsp. scotticum Kenneth M. Balk and Miles Dwan 1980-7-18 418 Siskiyou along Hwy 3 between Callahan and Scott Mountain Campground; Klamath National Forest, China Mountain Quadrangle 1371 Comment
  POM210648  Galium triflorum Louis C. Wheeler 1934-7-2 2836 Siskiyou Deer Creek. Sterling Mtn. Siskiyou Mtns. 1585 Comment
  JEPS24790  Garrya fremontii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6799 Siskiyou shore of Castle Lake (headwaters of Sacramento River); Sacramento River 1661 Comment
  RSA138231  Garrya fremontii Percy C. Everett, E. K. Balls 1959-10-24 23947 Siskiyou Forks of Salmon, on road from Sawyers Bar to Somesbar 381 Comment
  CAS-BOT-BC182248  Garrya fremontii J. H. Thomas 1954-5-13 4162 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles woutheast of Cecilville 1127 Comment
  RSA392397  Garrya fremontii Bonnie C. Templeton 1957-6-21 s.n. Siskiyou About ten miles north of Callahan. Comment
  CAS-BOT-BC282596  Gastridium phleoides L. E. Smith 1915-5-1 s.n. Siskiyou Dunsmuir 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
  SEINET10939948  Gayophytum Mary Merello 1993-6-25 Merello 723 Siskiyou Shasta National Forest. At end of Forest Service Road 39N 28, road to Lower Falls and Fowlers Campground. Open conifer woodlands. Disturbed. Along McCloud River. 970 Comment
  HSC34140  Gayophytum diffusum subsp. parviflorum J. O. Sawyer 1969-8-1 1659 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  JEPS74436  Gayophytum diffusum subsp. parviflorum W. J. Ferlatte 1966-8-2 237 Siskiyou Big Flat Trinity Alps (wooded area near public camp) 1524 Comment
  POM355373  Gayophytum diffusum subsp. parviflorum Louis C. Wheeler 1934-7-5 2890 Siskiyou Hungry Creek. Siskiyou Mtns. Mt. Diablo Meridian. 1372 Comment
  RSA120944A  Gayophytum diffusum subsp. parviflorum Wagnon 1957-8-11 1700 Siskiyou East slope of Mt. Shasta in meadow ca. 1 mile west of Military Pass Road along road to Brewer Cr. Comment
  UCD103563  Gayophytum heterozygum J. M. Tucker 1950-7-24 1946 Siskiyou Outskirts of town of Mt. Shasta, beside Highway 99. Comment
  JEPS80657  Gayophytum humile W. B. and V. G. Cooke 1970-7-21 42679 Siskiyou Horse Camp Mt. Shasta Comment
  POM192605  Gayophytum racemosum M. S. Baker 1898-8-1 504 Siskiyou S west side of Medicine Lake Comment
  UC70426  Gentiana calycosa Milo S. Baker July 1899 Siskiyou near Sisson; Sacramento River Comment
  POM254105  Gentiana plurisetosa Harris 1939-8-29 s.n. Siskiyou Half Moon Meadow, Marble Mountain Primitive Area 1670 Comment
  JEPS11906  Gentianella amarella subsp. acuta Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-13 4798 Siskiyou along road from Callahan to Carrville and Trinity Center (just n of Trinity-Siskiyou County line, meadow 0.1 mi n of summit of divide w of Scott Mt) 1615 Comment
  HSC91280  Gentianopsis simplex Jennifer Whipple 1976-9-4 1791 Siskiyou Mt. Eddy, SW of Dobkins Lake along the drainage into the lake 2226 Comment
  SEINET3151360  Geranium incisum G. D. Butler 1910-6-6 1458 Siskiyou Quartz Valley Comment
  CAS-BOT-BC143590  Geum triflorum John Thomas Howell 1939-8-8 15176 Siskiyou Black Mts., Marble Mts. Comment
  CAS-BOT-BC143595  Geum triflorum Elmer I. Applegate 1935-6-2 9280 Siskiyou Indian Well, Lava Beds National Monument Comment
  UC466703  Geum triflorum Geo. D. Butler 1910-6-19 1578 Siskiyou Goosenest Foothills 1524 Comment
  JEPS98787  Gilia Sue Pappalardo 1993-7-19 504 A Siskiyou about 4 mi SE of Bear Mountain Lookout (between Forest Service roads 40N38 and 40N36); Shasta Trinity National Forest, McCloud Ranger District 1300 Comment
  HSC223  Gilia capitata William J. Ferlatte 1966-8-17 403 Siskiyou NW side of Caribou Mtn. 1829 Comment
  JEPS69514  Gilia capitata subsp. capitata George D. Butler 1909-4-26 673 Siskiyou Oro Fino Comment
  UC23896  Gilia capitata subsp. capitata T. H. Gilbert June 15 1899-July 15, 1899 Siskiyou Scott River Valley Comment
  UC637163  Gilia capitata subsp. capitata Edward Lee 1934-8-14 1098 Siskiyou near summit Little Grayback (Siskiyou-Del Norte County line) 1859 Comment
  UCD66793  Glyceria occidentalis P. B. Kennedy 1923-7-29 Siskiyou By Camp - Sisson. Comment
  RSA238349  Glyceria striata Frederick W. Oettinger 1969-9-4 1654 Siskiyou Tobacco Lake. Salmon Mountains High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  RSA237526  Gnaphalium palustre Frederick W. Oettinger 1969-8-14 1368 Siskiyou Campsite, English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1829 Comment
  JEPS64394  Goodyera oblongifolia Willis L. Jepson 1894-8-9 21282 Siskiyou Upper Sacramento Region, Shasta Springs Shasta Springs; Upper Sacramento Region, Shasta Springs Comment
  RSA675180  Gutierrezia sarothrae F. R. Schallert 1953-8-10 2394 Siskiyou below Shasta Comment
  RSA235938  Hackelia californica J. L. Gentry Jr., David Vierig 1968-6-18 2065 Siskiyou 12.1 miles northwest of Siskiyou-Shasta Co. line on Calif. Hwy. 89. Comment
  HSC81616  Hastingsia alba Thomas W. Nelson, Jane P. Nelson 1980-7-19 6208 Siskiyou Along USFS Rd. 40N17 1.0 mi. from junction with Callahan-Cecilville Rd. 1585 Comment
  SBBG30578  Hastingsia alba D. Myrick 1968-6-29 2055 Siskiyou Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  SD46490  Hastingsia alba E. K. Balls, L. W. Lenz 1956-6-18 21720 Siskiyou In boggy meadows and ditches. 5.7 miles southeast of Gazelle, U.S. Highway 99, Yreka to Dunsmuir. 883 Comment
  UC454437  Hastingsia alba I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Comment
  UC922496  Hastingsia alba Annie M. Alexander and Louise Kellogg 1949-7-23 5855 Siskiyou start of trail to Bear Lake (Marble Mountains, Paradise Lake); Marble Mountains, Paradise Lake 1920 Comment
  CAS-BOT-BC504623  Hastingsia alba Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  CDA39323  Hastingsia alba T. C. Fuller 1958-6-19 1821 Siskiyou Highway 99, 3 miles south of Gazelle. 0 Comment
  RSA120206  Hastingsia alba S. S. Tillett 1956-7-9 675 Siskiyou N side Scott Mtn divide, headwaters of Mule Creek, Siskiyou Trinity line, 8 miles SE of Callahan. 1616 Comment
  RSA377543  Hastingsia alba M. B. Dunkle 1945-7-24 9260 Siskiyou Klamath National Forest. Marble Mtns. Comment
  UC165252  Helenium autumnale Geo. D. Butler 1908-8-30 319 Siskiyou near Fort Jones; Scott River Comment
  CAS-BOT-BC306742  Helenium bigelovii Alice Eastwood 1921-7-25 10847 Siskiyou Bigelows, McCloud River Comment
  JEPS24806  Helianthus bolanderi Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6815 Siskiyou about 13 mi w Gazelle (just w of summit of grade on road between Gazelle and Callahan (Gazelle Mtn. summit); Gazelle Mtn. 1371 Comment
  HSC3682  Heliotropium curassavicum C. B. Wolf 1927-8-26 1057 Siskiyou Klamath River, 3 mi. below Gottenville Comment
  JEPS75211  Hemitomes congestum W. B. & V. G. Cooke 1975-9-3 50497 Siskiyou Ash Creek area below timberline East side of Mt. Shasta 2286 Comment
  CAS-BOT-BC313467  Hemizonella minima John Thomas Howell 1937-7-21 13170 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  SEINET11847002  Hemizonella minima H. P. Chandler 1901-1 1641 Siskiyou Marble Mountain, North Coast Ranges 2438 Comment
  SDSU4585  Hemizonia congesta subsp. clevelandii D. F. Howe 1977-7-2 4984 Siskiyou 7 miles west of Fort Jones on Scott River road. 671 Comment
  UC1212409  Hesperolinon micranthum Leo Whitney 1934-6-20 1835 Siskiyou cutover land near Lower Sheep Well (25 mi ne of Tennant) 1524 Comment
  CDA17142  Heterotheca oregona G. F. Hrusa 2001-6-6 15856 Siskiyou Siskiyou Mountains; Along Hwy 96 at Scott R. Bridge. 426 Comment
  RSA608378  Heterotheca oregona L. C. Wheeler 1934-9-15 3265 Siskiyou Walker, Klamath River, Siskiyou Mts. (Mt. Diablo Mer.) 518 Comment
  HSC76962  Heterotheca villosa var. minor K. T. Stillman 1976-9-10 497 Siskiyou Marble Mountain Wilderness Area, across marble on E side of Black Mountain 2104 Comment
  CAS-BOT-BC312296  Heterotheca villosa var. minor K. T. Stillman 1976-9-9 467 Siskiyou Marble Valley Guard Station, Marble Mountain Wilderness Area. 1737 Comment
  CAS-BOT-BC312298  Heterotheca villosa var. minor Gilbert Muth 1965-8-4 s.n. Siskiyou Near the marble, Marble Valley Comment
  JEPS84204  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
  UCD102624  Heuchera merriamii J. M. Tucker 1963-8-19 3773 Siskiyou At the east base of Marble Mountain Wilderness Area, headwaters of Canyon Creek. 1950 Comment
  RSA0063194  Heuchera merriamii William J. Ferlatte 1967-8-20 1061 Siskiyou Caribou Basin. Sawtooth Ridge. Trinity Alps. 2043 Comment
  CAS-BOT-BC420936  Heuchera micrantha var. diversifolia Marion Ownbey; Fred G. Meyer 1940-7-4 2175 Siskiyou Dry, north slope, Siskiyou Mts., northwest of Hornbrook Comment
  UC165927  Heuchera micrantha var. macropetala Geo. D. Butler 1908-7-4 216 Siskiyou near mouth Shasta River Comment
  HSC61158  Heuchera rubescens Al Hobart 16 Jul [year missing] Siskiyou El Capitan Comment
  UCD19520  Heuchera rubescens Charlotte K. Glenn 1967-1 137 Siskiyou Castle Lake 1584 Comment
  HSC29089  Hieracium albiflorum Frederick W. Oettinger 1968-8-12 491 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: S slope trail down to Tobacco Lake from Lily Pond 1921 Comment
  SD98875  Hieracium albiflorum Darley F. Howe 1977-7-2 Siskiyou Scott River resort area 609 Comment
  RSA142677  Hieracium gracile P. A. Munz 1960-8-22 24176 Siskiyou Panther Meadows, Mt. Shasta. 2317 Comment
  UC337088  Hieracium horridum unknown 1888-9-12 Siskiyou side Mt. Shasta Comment
  UC618677  Hieracium horridum W. Bridge Cooke 1938-8-18 11492 Siskiyou Horse Camp Slopes Mt. Shasta Comment
  RSA120888  Hieracium scouleri G. D. Barbe 1957-7-13 382 Siskiyou Big Flat Public Camp, Klamath National Forest. 1524 Comment
  UC922282  Hieracium triste Annie M. Alexander and Louise Kellogg 1949-7-29 5896 Siskiyou above Sky High Lake; Marble Mountains. Near Hiddenlake 1859 Comment
  POM213961  Holcus lanatus G. C. Kimber 1934-6-9 51 Siskiyou Ney Creek, 1/8 mile above junction with Sacramento River. 732 Comment
  HSC94  Holodiscus discolor William J. Ferlatte 1966-8-18 429 Siskiyou At the summit of Willow Cr. Trail, on an exposed ridge. Comment
  RSA449788  Holodiscus discolor Edwin Kline 1920-6-19 s.n. Siskiyou Siskiyou Mts. Comment
  UC1037416  Holodiscus discolor Douglas Barbe 1955-8-4 357 Siskiyou about 1/2 mi w of Big Flat (on the trail from Big Flat to Caribou Lake, Salmon Mountains); Salmon Mountains 1524 Comment
  UC375382  Holodiscus discolor Geo. D. Butler 1908-7-12 1100 Siskiyou Humbug Mountain Comment
  CAS-BOT-BC152363  Holodiscus discolor var. discolor Gilbert Muth 1965-8-3 s.n. Siskiyou Down creek from Marble Valley Comment
  UCR137195  Holodiscus microphyllus M. B. Dunkle 1945-8-7 9333 Siskiyou Marble Mtns., Klamath National Forest: King's Castle 2256 Comment
  CAS-BOT-BC150139  Holodiscus microphyllus var. glabrescens A. A. Heller 1914-8-28 11730 Siskiyou East side of Mt. Eddy 2499 Comment
  POM141569  Holodiscus microphyllus var. glabrescens E. B. Copeland 1903-10-11 6443 Siskiyou Mt. Eddy Comment
Read comments
Jan 23 2011
  HSC60828  Hordeum brachyantherum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  HSC10229  Hordeum vulgare R. C. Wunner 1965-8-14 423 Siskiyou Lava Beds N. M. Hovey Point. Comment
  CHSC75747  Horkelia daucifolia Vernon H. Oswald; Lowell Ahart 1999-7-5 9807 Siskiyou Gazelle Mtn. on road 41N03 0.2 mi southeast of Gazelle-Callahan Hwy. 1508 Comment
  UC163747  Horkelia daucifolia Geo. D. Butler 1910-7-3 1634 Siskiyou 1219 Comment
  SEINET10483363  Horkelia fusca subsp. parviflora Mary Merello 1993-6-25 Merello 724 Siskiyou Shasta National Forest. At end of Forest Service Road 39N 28, road to Lower Falls and Fowlers Campground. Open conifer woodlands. Disturbed. Along McCloud River. 970 Comment
  HSC28087  Horkelia fusca var. brownii J. D. Ackerman, A. M. Montalvo 1973-7-20 105 Siskiyou 3.7 mi. W of McCloud along Hwy. 89 Comment
  RSA174976  Horkelia fusca var. brownii E. K. Balls, Lee W. Lenz 1956-6-18 21804 Siskiyou 1.4 miles W of Bartle (jct with road to Lava Beds), Hwy 89, McCloud to Burney. 1220 Comment
  CAS-BOT-BC539429  Horkelia tridentata var. tridentata Elmer I. Applegate 1895-5-29 s.n. Siskiyou Canyon of the Sacramento River below Sisson Comment
  CHSC86672  Hornungia procumbens Jenny Marr 1993-7-1 55 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC201130  Hosackia crassifolia H. A. Thomas; J. H. Thomas 1954-7-27 4553 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. South side of South Fork of Salmon River in vicinity of Blind Horse Creek and area 1 mile to SE 975 Comment
  CAS-BOT-BC201135  Hosackia crassifolia Wm. Bridge Cooke 1940-6-7 15089 Siskiyou Along the Pacific Highway between Black Butte and Mount Shasta City Comment
  HSC22222  Hosackia oblongifolia var. oblongifolia J. O. Sawyer 1969-6-11 830 Siskiyou Lower slope near C.C.C. road on the N fork of Horse Range Creek 1357 Comment
  UC195204  Hulsea nana Annie M. Alexander and Louise Kellogg 1911-8-14 316 Siskiyou Mt. Eddy Comment
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1
  UC1483420  Hydrophyllum occidentale Maralyn A. Renner 1980-7-23 1829 Siskiyou about 1 mi e Cook and Green Pass (Pacific Crest Trail, near ridge); Klamath National Forest, Seiad Valley Quad. 1752 Comment
  UC177234  Hymenoxys lemmonii Geo. D. Butler Siskiyou Comment
  UC61175  Hypericum anagalloides W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mt. Shasta, Sisson Comment
  RSA238860  Hypericum androsaemum Frederick W. Oettinger 1968-8-7 444 Siskiyou Inlet to Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CHSC739  Hypericum formosum var. scouleri 1936-6-30 Siskiyou Mt. Shasta City. 1097 Comment
  UC19049  Hypericum formosum var. scouleri F. W. Morse July 1886 Siskiyou near Mt.Shasta Comment
  JEPS66841  Hypericum perforatum W. L. Jepson 1940-7-3 20091 Siskiyou 6 mi. e. McCloud (half-way to McCloud by roadside, Fowlers Camp); McCloud R., Fowlers Camp 944 Comment
  CAS-BOT-BC401287  Hypericum perforatum H. A. Thomas; J. H. Thomas 1954-7-21 4386 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 975 Comment
  CAS-BOT-BC88626  Idahoa scapigera George Dexter Butler 1910-3-21 1136 Siskiyou Drylands near Yreka. Comment
  CAS-BOT-BC206827  Iliamna bakeri Carl B. Wolf 1941-7-26 11073 Siskiyou 10.3 mi. NE of Weed along U.S. Highway #97 914 Comment
  CAS-BOT-BC206831  Iliamna bakeri L. Constance 1940-7-12 15337 Siskiyou Along Memorial Highway, Mount Shasta. 1524 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
  UC133855  Ipomopsis aggregata E. B. Copeland 1903-4-15 3919 Siskiyou Mt. Shasta 2316 Comment
  UC164139  Ipomopsis aggregata Geo. D. Butler 1910-7-12 1744 Siskiyou Shackleford Creek 1219 Comment
  RSA114972  Ipomopsis aggregata subsp. formosissima E. K. Balls, Lee W. Lenz 1956-6-18 21803 Siskiyou 4.4 mi. e. of McCloud, State Hwy. 89 1037 Comment
  RSA211091  Ipomopsis aggregata subsp. formosissima William J. Ferlatte 1966-7-7 209 Siskiyou northwest side of Caribou Mountain. 1829 Comment
  SEINET4170699  Iris hartwegii C. L. Hitchcock, J. S. Martin 1939-7-7 5270 Siskiyou Sanger Peak Trail , ca. 13 miles south of Takilma , Oregon 1067 Comment
  RSA60636  Iris missouriensis I. L. Wiggins 1950-5-27 12357 Siskiyou Banks of East Fork of Scott River at Callahan Ranger Station, Callahan. 976 Comment
  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
  HSC67517  Iris tenuissima J. P. Smith 1976-5-5 8692 Siskiyou Road from Forks of Salmon to Somes Bar 366 Comment
  RSA136363  Iris tenuissima Lee W. Lenz 1953-5-17 18314 Siskiyou 1 mile above junction of Salmon and Klamath Rivers on Klamath River 183 Comment
  CAS-BOT-BC88667  Isatis tinctoria Ynez Whilton Winblad 1941-6-30 s.n. Siskiyou Between Oregon line and Yreka. Comment
  HSC100247  Isatis tinctoria J. P. Smith, & J. O. Sawyer 2010-5-2 12799 Siskiyou River access road, on the Salmon River. 164 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
  RSA42021  Isatis tinctoria H. C. Cantelow 1936-5-20 1261 Siskiyou Near Fort Jones. Comment
  SEINET13762155 Image available Isatis tinctoria T. C. Fuller 1960-5-26 4344 Siskiyou Roadside and hillslope, Greenhorn Creek, 1.5 mi. W. Yreka Comment
  CAS-BOT-BC57681  Isoetes bolanderi Elmer I. Applegate 1923-8-19 3889 Siskiyou Medicine Lake Comment
  UC1148969  Isoetes bolanderi Jack Major, M. Fleschner, and R. Pemble 1966-9-5 Siskiyou e Marble Mt (Frying Pan Lake); Marble Mts 1783 Comment
  HSC28734  Isoetes bolanderi Frederick W. Oettinger 1968-8-1 345 Siskiyou Marble Mtn. Wilderness Area, inlet area of Hancock Lake 1936 Comment
  POM98234  Isopyrum stipitatum Geo. D. Butler 1910-3-10 1120 Siskiyou Thickets in dry land near Yuka. Comment
  SEINET11259939 Image available Iva axillaris G. D. Butler 1910-9-12 1874 Siskiyou Near Lower Klamath Lake Comment
  HSC40383  Ivesia pickeringii Kevin Sawyer, J. O. Sawyer, Jane Cole, J. P. Smith 1976-9-5 8970 Siskiyou 2.5 miles north of Siskiyou-Trinity Co. line on State Route 3 1524 Comment
  RSA238918  Juncus covillei Frederick W. Oettinger 1969-8-14 1369 Siskiyou English Lake main campsite. Sandy lake shore on W side of English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  LA19938  Juncus drummondii Wm. Bridge Cooke; 1939-7-13 13655 Siskiyou Mt. Shasta, near Squaw Creek 2285 Comment
  RSA238900  Juncus drummondii Frederick W. Oettinger 1968-9-9 797 Siskiyou Along the shoreline of Tom s Upper Pond. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2020 Comment
  JEPS84035  Juncus ensifolius L. R. Heckard with J. Hickman et al. 1986-7-17 6529 Siskiyou above and s Alex Hole (n of Hwy 96); Buckhorn Campground Comment
  UC1265376  Juncus ensifolius F. W. Oettinger 1969-8-12 1335 Siskiyou near The Cedars (w Siskiyou County); Salmon Mountains, North Fork of Salmon River 914 Comment
  CAS-BOT-BC127618  Juncus mertensianus Doris K. Kildale 1928-8-19 6504 Siskiyou English Lake, head of north fork of Salmon River. Comment
  HSC22184  Juncus mertensianus J. O. Sawyer 1969-7-18 1368 Siskiyou Seep E of Waterdog Lake 2012 Comment
  JEPS74125  Juncus mexicanus Geo. D. Butler 1910-5-26 1409 Siskiyou Yreka 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
  RSA21885  Juncus parryi J. T. Howell 1939-8-3 15009 Siskiyou Spirit Lake, Marble Mountains. 1829 Comment
  UCD141750  Juncus parryi Dean Wm. Taylor 1975-8-14 5464 Siskiyou Mt. Shasta, between Shasta Ski area and Green Butte. 2590 Comment
  CAS-BOT-BC81134  Juniperus communis Arthur Menzies 1956-8-1 s.n. Siskiyou Above Panther Meadow, Mt. Shasta 2743 Comment
  UC1408804 Image available Juniperus communis Robert F. Thorne and Fred Oettinger 1969-8-10 39011 Siskiyou s slope of Mt. Shasta Mt. Shasta National Forest, Mt. Shasta (on dry rocky volcanic ridges) 2438 Comment
  CAS-BOT-BC81232  Juniperus occidentalis A. A. Heller 1938-7-12 15262 Siskiyou About 2 miles north of Bray Comment
  CDA714  Juniperus occidentalis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2633 Siskiyou Roadside at edge of serpentine ridge 16 km south of Fort Jones on Scott Valley East Side Road. Comment
  JEPS48300  Juniperus occidentalis W. L. Jepson 1940-6-23 19966 Siskiyou e of Mayton (e side of Little Shasta Valley, in Juniper colony); Little Shasta Valley 883 Comment
  UC119000  Juniperus occidentalis T. S. Brandegee 1887-7-1 Siskiyou Ager Comment
  POM120190  Juniperus occidentalis var. occidentalis Geo D. Butler 1909-12-10 1102 Siskiyou Klamath hills Comment
  HSC22414  Kalmia polifolia J. O. Sawyer 1969-6-13 942 Siskiyou W of Little Duck Lake 2043 Comment
  HSC62030  Kalmia polifolia Al Hobart 18 Jun [year missing] Siskiyou Preston Peak Comment
  NY790303  Keckiella corymbosa D. C. Michener 1980-8-3 3772 Siskiyou Klamath Mountains. Along CA 96 and the Klamath River ca. 5.5 miles south of Happy Camp. 365.8 Comment
  RSA305804  Keckiella corymbosa James R. Shevock 1972-7-26 2226 Siskiyou Along the Klamath River. 518 Comment
  CAS-BOT-BC246176  Keckiella lemmonii A. A. Heller 1916-7-23 12493 Siskiyou Dunsmuir, along the road 640 Comment
  POM297986  Keckiella lemmonii A. A. Heller 1916-7-23 12493 Siskiyou At Dunsmuir. 640 Comment
  JEPS94847  Kochia scoparia Vernon H. Oswald and Lowell Ahart 1998-9-16 9634 Siskiyou Highway 161 adjacent to a marsh at Lower Klamath National Wildlife Refuge (5.3 mi e of Highway 97) 1243 Comment
  CAS-BOT-BC499653  Kopsiopsis strobilacea J. H. Thomas 1954-5-13 4127 Siskiyou Salmon Mountains, Klamath National Forest (sw part of county). Near South Fork of Salmon River, 5--9 mi SE of Cecilville, vicinity of Blind Horse Creek 1066 Comment
  JEPS84219  Kopsiopsis strobilacea L. R. Heckard with J. Hickman et al. 1986-7-17 6460 Siskiyou Ridge E of Kangaroo Peak, S of Lily Pad Lake, ca 5 miles N of the town of Seiad Valley. 2020 Comment
  CAS-BOT-BC499661  Kopsiopsis strobilacea Marion Ownbey; Fred G. Meyer 1940-7-7 2220 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  RSA0078643  Kopsiopsis strobilacea Frederick W. Oettinger 1968-8-18 572 Siskiyou On the SW running ridge of Little Medicine Mt. due north of Tobacco Lake. 1920 Comment
  JEPS40203  Kyhosia bolanderi Geo. D. Butler 1908-8-4 299 Siskiyou head Shackelford Creek 1676 Comment
  CAS-BOT-BC340370  Kyhosia bolanderi Wm. Bridge Cooke 1939-8-22 13878 Siskiyou Mount Shasta. Below the Wagon Camp Sedge Swamp Comment
  CAS-BOT-BC340375  Kyhosia bolanderi Wm. Bridge Cooke 1939-8-22 13878 Siskiyou Mount Shasta. Below the Wagon Camp Sedge Swamp Comment
  JEPS36695  Lactuca canadensis W. L. Jepson 1894-1 Siskiyou Sisson Comment
  CAS-BOT-BC340610  Lactuca serriola Wm. Bridge Cooke 1939-8-4 13798 Siskiyou Mount Shasta. Along the Sisson Southern Trail Comment
  CAS-BOT-BC341704  Lagophylla ramosissima Louis C. Wheeler 1934-6-2 2608 Siskiyou Klamath National Forest. Oak Knoll R. S. 670 Comment
  RSA580058  Lamium amplexicaule Louis C. Wheeler 1935-7-15 3666 Siskiyou Fort Jones, Scott Valley. 854 Comment
  CAS-BOT-BC204987  Lathyrus jepsonii var. californicus W. R. Dudley 1905-8-3 s.n. Siskiyou By Sacramento River Comment
  SEINET5327268  Lathyrus jepsonii var. californicus R. McKee 1915-6-29 s.n. Siskiyou Dunsmuir Comment
  CDA27123  Lathyrus lanszwertii G. Deal 1964-6-3 Siskiyou Lumber mill, Dorris, Butte Valley. 0 Comment
  RSA184761  Lathyrus nevadensis subsp. lanceolatus Gilbert Muth 1966-7-14 384 Siskiyou Marble Valley, above pasture, Marble Mountains. Comment
  POM17239  Lathyrus nevadensis subsp. nevadensis Geo. D. Butler 1910-6-19 1588 Siskiyou Goosenest Foothills. 1524 Comment
  UC162610  Lathyrus nevadensis var. nevadensis Harley P. Chandler Jun 1901 1629 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  UC163839  Lathyrus nevadensis var. nevadensis Geo. D. Butler 1909-6-22 916 Siskiyou Goosenest foothills Goosenest Comment
  UCR131600  Leersia oryzoides L. C. Wheeler 1934-9-16 3270 Siskiyou Siskiyou Mtns., Walker, Klamath River 518 Comment
  UC163723  Lemna turionifera Geo. D. Butler 1908-7-4 1090 Siskiyou Shasta River Comment
  HSC103030  Lepidium campestre J. P. Smith 2014-6-7 13888 Siskiyou Yreka 844 Comment
  RSA45314  Lepidium campestre Dorothy Parker 1946-6-6 s.n. Siskiyou Plowman s Valley. 1128 Comment
  CAS-BOT-BC12834  Lepidium perfoliatum Doris K. Kildale 1929-6-25 8356 Siskiyou 6 miles north of Klamath River on Pacific Highway. Comment
  CDA3822  Lepidium perfoliatum T. C. Fuller 1958-6-19 1825 Siskiyou Railroad yard, Montague. 0 Comment
  POM229951  Leptosiphon bolanderi L. C. Wheeler 1935-5-4 3455 Siskiyou Siskiyou Mts. 854 Comment
  SBBG98238  Leptosiphon ciliatus L. C. Wheeler 1934-6-11 2688 Siskiyou North Hungry Crk, Siskiyou Mts 1219 Comment
  RSA238566  Leptosiphon nuttallii Frederick W. Oettinger 1969-9-5 1687 Siskiyou Next basin east of Salamander Pond, near Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1905 Comment
  UC1001184  Lesquerella occidentalis subsp. occidentalis Dorothy Parker 1953-5-12 531 Siskiyou w side Scott Valley; Siskiyou Mountains, w side of Scott Valley 1188 Comment
  UC455815  Lessingia nemaclada I. J. Condit 1911-7-13 Siskiyou Dunsmuir Sacramento River Comment
  HSC2262  Lessingia nemaclada Geo. D. Butler 1910-8-13 1827 Siskiyou Scott Valley. Comment
  RSA760933  Leucothoe davisiae R. F. Thorne, Frederick W. Oettinger 1969-8-4 63378 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2073 Comment
  HSC27337  Lewisia cotyledon J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5707 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  SEINET10535585  Lewisia cotyledon Imper 1983-1 IMPER s.n. Siskiyou Del norte co line. Preston peak quad. T17n,r5e,sec.17. Ca 1 mile sw of cracker Meadows on fringe of large active slide area. Fine granitic material, with Brewer spruce, red fir, l. Leana and l. Leana x l. Cotyledon var. Cotyledon, Found at lower elev. On more granitic material 1676 Comment
  UCD101655  Lewisia cotyledon Sandra L. Holloway; J. M. Tucker, L. K. Mann 1963-7-9 76 Siskiyou near eastern base of Marble Mountain, Marble Mountain Wilderness Area. 1950 Comment
  JEPS25554  Lewisia cotyledon var. howellii Maxine Gibeson 1961-5-13 Siskiyou on large cliff...across Klamath River from Calif. Highway no. 96 (1 mi e of Walker Bridge, almost directly across from Oak Knoll Ranger Sta., 9 1/2 mi w of commun. of Klamath River) 524 Comment
  SEINET5336465  Lewisia cotyledon var. howellii G. Butler 1910-6-5 1527 Siskiyou Loy Lake. Comment
  CAS-BOT-BC444079  Lewisia leeana John Thomas Howell 1937-7-24 13437 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC444083  Lewisia leeana Doris K. Kildale 1928-7-4 5525 Siskiyou Summit of divide between Salmon River & Scott Valley Comment
  CHSC99714  Lewisia leeana L. P. Janeway 2008-7-24 9468 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. Shelf and north-facing cliff of hard metamorphic rock. Plants especially a little back from the edge of the cliff - on the rocky bench. 1975 Comment
  HSC92945  Lewisia leeana Jennifer Whipple 1976-6-18 1041 Siskiyou W facing slope of the ridge between Durney Lake and Little Crater Lake 2378 Comment
  HSC99206  Lewisia leeana J. O. Sawyer 1969-7-2 1033 Siskiyou NE facing slope near summit above Lipstick Lake 2226 Comment
  RSA184767  Lewisia leeana Gilbert Muth 1966-7-14 382 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mountains. 1829 Comment
  SJSU2553  Lewisia nevadensis H. L. Buckalew 1962-7-9 Siskiyou Poker Flat c. 3 mi W of junction of Indian Cr with W Branch Indian Cr, Siskiyou Mts 1082 Comment
  RSA238300  Lewisia nevadensis Frederick W. Oettinger 1969-7-10 949 Siskiyou On NW of Lower English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  SEINET4175850 Image available Lewisia triphylla Sally Walker 1983-8-23 Siskiyou Mt Shasta 2896 Comment
  RSA126618  Leymus condensatus H. S. Yates 1936-6-21 5811 Siskiyou Yreka: 6 miles N. of Gazelle 793 Comment
  RSA602819  Leymus triticoides L. C. Wheeler 1935-6-2 3543 Siskiyou Shasta River, Siskiyou Mts. 732 Comment
  UC197482  Leymus triticoides Geo. D. Butler 1910-6-25 1603 Siskiyou Yreka Comment
  UCD65580  Leymus triticoides August L. Hormay 1932-7-15 s.n. Siskiyou Weed Valley. Comment
  RSA237412  Ligusticum californicum Frederick W. Oettinger 1967-8-13 252 Siskiyou Just below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  UC165764  Ligusticum grayi Geo. D. Butler 1908-8-11 459 Siskiyou Shackleford Creek near Quartz Valley; Shackleford Creek Comment
  POM82381  Ligusticum grayi Geo. D. Butler 1908-8-3 464 Siskiyou Log Lake, Shackleford Creek Comment
  SEINET11121078  Lilaeopsis occidentalis L. C. Wheeler 1935-7-3 3645 Siskiyou Shasta River, 2 miles NW Montague. 765 Comment
  RSA377128  Lilium M. B. Dunkle 1944-7-12 9085 Siskiyou Siskiyou National Forest Comment
  UC1409481  Lilium kelleyanum Frederick W. Oettinger 1968-8-6 420 Siskiyou se corner, vicinity of English Peak, w Siskiyou County Hancock Lake; Salmon Mountains, Marble Mountain Wilderness Area 1920 Comment
Read comments
Dec 13 2006
  CAS-BOT-BC509361  Lilium kelleyanum Albert M. Vollmer; L. Beane 1953-7-1 109 Siskiyou Foot of Mt. Shasta Comment
  CAS-BOT-BC130819  Lilium pardalinum Geo. D. Butler 1910-6-6 1454 Siskiyou Quartz Valley Comment
  JEPS61997  Lilium pardalinum Geo. D. Butler 1909-7-20 886 Siskiyou Highland Mine Comment
  CAS-BOT-BC130821  Lilium pardalinum Lillian Mott 1977-7-4 27 LM76 Siskiyou Between Seiad Valley and Cook and Green Pass, at Horse Tail Falls 1219 Comment
  CHSC2292  Lilium pardalinum subsp. pardalinum V. Holt 1943-8-7 Siskiyou Marble Mountains. 1828 Comment
  JEPS84242  Lilium pardalinum subsp. wigginsii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6337 Siskiyou 7 mi nne of Seiad Valley (w of Cook and Green Pass, 1/2 air mi from Red Butte) 1730 Comment
  RSA237901  Lilium washingtonianum subsp. purpurascens Frederick W. Oettinger 1969-7-31 1116 Siskiyou Northwest of English Lake. Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC133099  Lilium washingtonianum subsp. washingtonianum Albert M. Vollmer; Ira L. Wiggins 1940-7-5 9 Siskiyou 3 1/2 miles northeast of the town of Mount Shasta 1402 Comment
  CHSC109945  Limnanthes alba Peter F. Zika 2012-5-14 25854 Siskiyou Klamath Range. I-5 southbound, near exit 730 for Dunsmuir. 750 Comment
  SBBG15806  Linaria dalmatica D. Myrick 1961-6-20 285 Siskiyou Old McCloud Rd to Bear Springs, ca. 1 mi E of Mt Shasta City 1158 Comment
  CAS-BOT-BC240385  Linnaea borealis subsp. longiflora A. A. Heller 1905-6-17 8056 Siskiyou Near the Sacramento River west of and near Sisson Comment
  HSC4864  Linnaea borealis subsp. longiflora J. O. Sawyer 1968-7-10 519 Siskiyou S side of Sugar Creek. 1616 Comment
  HSC53278  Linnaea borealis subsp. longiflora Butler 1971-7-29 238 Siskiyou Near Copper Mtn. Mines, close to the town of Cave Junction. 1464 Comment
  UC889483  Linnaea borealis var. longiflora L. E. Smith 1913-7-12 458 Siskiyou Downeys Mill Comment
  UC535885  Linum lewisii Elmer I. Applegate 1923-8-20 3898 Siskiyou Medicine Lake Comment
  HSC18961  Listera caurina J. O. Sawyer 1969-7-26 1588 Siskiyou Along Sugar Creek 1707 Comment
  UC455177  Listera convallarioides I. J. Condit 1911-7-15 Siskiyou Shasta Springs to McCloud (Tollroad) Comment
  CAS-BOT-BC36543  Lithocarpus densiflorus var. echinoides Alice Eastwood 1962-7-23 1350 Siskiyou Cantara Comment
  UC484041  Lithocarpus densiflorus var. echinoides Carl B. Wolf 1930-10-27 Siskiyou Hazelview Summit; Siskiyou Mtns. 742 Comment
  UC527340  Lithocarpus densiflorus var. echinoides C. B. Wolf 1931-9-2 Siskiyou 4 mi above junction of McCloud Road with the Pacific Highway 1188 Comment
  UC402464  Lithophragma campanulatum Harley P. Chandler June, 1901 1608 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges, near Marble Mountain 2133 Comment
  CHSC27759  Lithophragma glabrum William Frank 1978-4-1 3 Siskiyou Scattered throughout foothills facing s Lake Shastina via public fishing access road ca. 3 miles to end. Comment
  JEPS47483  Lithophragma parviflorum Geo. D. Butler 1909-5-1 687 Siskiyou Klamath Hills Comment
  HSC24090  Lithophragma tenellum J. O. Sawyer 1971-7-16 2435 Siskiyou Slope NE of Deep Lake 2165 Comment
  CDA40610  Lithospermum ruderale T. C. Fuller 1977-6-14 20215 Siskiyou West side of Highway 97, 3 km south of Deer Mountain Lodge. 0 Comment
  CAS-BOT-BC269145  Lolium perenne A. A. Heller 1921-7-5 13564 Siskiyou At Abrams Lake, near the town of Mt. Shasta Comment
  SEINET10591981  Lolium perenne George D. Butler 1910-6-15 Butler 1563 Siskiyou Damp land near Yreka. 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
  UC1527502  Lomatium engelmannii Thomas Nelson and Jane Nelson 1979-5-26 4712 Siskiyou ca.3 mi N of Scott Mountain summit (along State Route 3, at jct of Frorest Service Rd. 40N03) Comment
  HSC18971  Lomatium macrocarpum G. L. Clifton, Terry Griswold 1979-6-28 6148 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  HSC77068  Lomatium macrocarpum K. T. Stillman 1976-7-7 158 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  LA53040  Lomatium peckianum Lincoln Constance; Emil diFulvio 1962-4-17 3751 Siskiyou 5.2 mi. S of Yreka 792 Comment
  SEINET3143888  Lomatium triternatum G. D. Butler 1910-5-21 1380 Siskiyou Klamath Hills Comment
  UC1408786  Lonicera conjugialis Frederick W. Oettinger and R. F. Thorne 1969-8-7 1275 Siskiyou se side English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1752 Comment
  CAS-BOT-BC240638  Lonicera hispidula Doris K. Kildale 1928-7-3 5428 Siskiyou Forks of Salmon on Salmon River Comment
  CAS-BOT-BC240841  Lonicera interrupta Carl B. Wolf 1927-8-26 1029 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  UC15553  Lotus crassifolius var. crassifolius Milo S. Baker 1893-8-18 Siskiyou McCloud River Comment
  CDA27279  Lotus nevadensis T. C. Fuller Jun 1958 1805 Siskiyou Tom Williams property, 4 miles northeast of Montague. 0 Comment
  JEPS91408  Lotus oblongifolius var. oblongifolius Dean W. Taylor 1972-7-3 1582 Siskiyou Cook and Green Pass 1371 Comment
  UC15498  Lotus purshianus var. purshianus T. H. Gilbert 1899-7-15 Siskiyou Scott River Valley Comment
  UC60884  Lotus purshianus var. purshianus W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou Sisson Mount Shasta Comment
  RSA592525  Lotus unifoliolatus S. O. Mattoon 1978-5-29 6 Siskiyou Klamath N. F.; Elliott Creek. 915 Comment
  HSC26153  Lotus unifoliolatus var. unifoliolatus J. P. Smith, J. O. Sawyer 1972-9-14 5805 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  HSC26912  Luetkea pectinata J. P. Smith 1971-9-16 4764 Siskiyou Ridge S of Bingham Lake. 2134 Comment
  HSC83924  Luetkea pectinata K. Berg, Stephanie Bennett 1986-8-25 639 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake 1982 Comment
  POM210967  Luetkea pectinata Louis C. Wheeler 1934-8-14 3321 Siskiyou 1 mile W White Mt. 1921 Comment
  UC1017669  Lupinus Marion Ownbey, Ruth P. Ownbey 1938-7-20 1763 Siskiyou near Dry Lake Lookout (summit of the Siskiyou Mountains); , near Dry Lake Lookout Comment
  RSA12492  Lupinus albicaulis var. shastensis Carl B. Wolf 1934-7-4 5945 Siskiyou Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains, 13.5 miles from Horse Creek Bridge on Klamath River 1524 Comment
  POM11365  Lupinus albicaulis var. shastensis C. P. Smith 1922-8-8 3727 Siskiyou Sisson Comment
  RSA119549  Lupinus albicaulis var. shastensis C. P. Smith 1947-5-13 47277 Siskiyou 2.2 miles east of Weed. Comment
  CAS-BOT-BC198370  Lupinus albifrons S. Saufferer 1973-5-6 153 Siskiyou Just south of Dunsmuir along Railroad Creek. Comment
  SEINET10488384  Lupinus albifrons Donald E. Bright 1962-6-13 Bright 287 Siskiyou Rocky outcrop along klamath river, at junction of thompson creek, 20 miles n of Happy camp Comment
  CAS-BOT-BC195961  Lupinus albifrons var. albifrons Mrs. H. C. Cantelow 1936-5-20 s.n. Siskiyou Fort Jones Comment
  SD116273  Lupinus albifrons var. collinus D. B. Dunn, B. J. Cox 1971-6-9 17937 Siskiyou 9.0 miles north of Weed, on U. S. Highway 97, at Whitney Creek. 1250 Comment
  UC157012  Lupinus albifrons var. collinus Geo. D. Butler May 2 1910-May 16 1910 1268 Siskiyou 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
  UCR38386  Lupinus andersonii G. F. Pratt, G. R. Ballmer 1985-6-19 s.n. Siskiyou Trinity Mtns, Gumboot Lake, west of Dunsmuir 1829 Comment
  CAS-BOT-BC196356  Lupinus argenteus var. argenteus M. K. Curran 1887-7-1 s.n. Siskiyou Edgewood Comment
  HSC60157  Lupinus breweri D. L. Goforth 1979-7-7 228 Siskiyou Klamath National Forest. Condrey Mtn. 2043 Comment
  HSC92403  Lupinus croceus Jennifer Whipple 1976-6-30 1206 Siskiyou SE slope of Mount Eddy draining into the N fork of the Sacramento River 2256 Comment
  UC1608316  Lupinus croceus J. Kierstead 1990-7-18 90 -106 Siskiyou Forest Service Rd. 40N26 w Gumboot Lake (Mt. Shasta Ranger Dist.); , w of Gumboot Lake 1950 Comment
  UC1023832  Lupinus croceus Douglas Barbe 1955-7-26 288 Siskiyou n slope Scott Mtn. (at a small pond); Klamath Mountains, n slope of Scott Mtn. 1981 Comment
  CAS-BOT-BC8430  Lupinus croceus var. croceus H. E. Brown 1897-6-11 396 Siskiyou North side of Mt. Shasta Comment
  CHSC69477  Lupinus croceus var. croceus James D. Jokerst 1992-7-30 3423 Siskiyou Top of divide between Trinity River, summit of reddish mountains S of road crossing saddle. Comment
  UC146920  Lupinus klamathensis Harley P. Chandler June, 1901 1720 Siskiyou ridges and meadows near Marble Mountain (Shackleford Canyon); North Coast Ranges, near Marble Mountain 1828 Comment
  CAS-BOT-BC202055  Lupinus lapidicola Philip A. Munz 1952-7-2 17877 Siskiyou Road to Baldy Mt. n.w. of Happy Camp, Siskiyou Mts. 1493 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
  SEINET12902682 Image available Lupinus lapidicola A. A. Heller 1920-1 13422 Siskiyou easterly slope of Mt. Eddy in gravel at the lakelet above the head of Wagon creek. 2438 Comment
  HSC77004  Lupinus latifolius subsp. viridifolius K. T. Stillman 1976-6-25 85 Siskiyou Marble Mtn. Wilderness Area, N side of Elk Valley. 1799 Comment
  CHSC102566  Lupinus lepidus var. sellulus L. P. Janeway 2009-8-4 9893 Siskiyou High Cascade Range. Flat open area along Military Pass Road (43N19) 3.4 km east of Military Pass, 6.4 air km northwest of Ash Creek Butte. 1804 Comment
  UC144596  Lupinus lepidus var. sellulus A. A. Heller 1905-6-1 7933 Siskiyou between Upper Soda Spring and Shasta Retreat; between Upper Soda Spring and Shasta Retreat Comment
  SEINET10903460  Lupinus leucophyllus var. leucophyllus Katherine L. Morris 1973-6-2 Morris 340 Siskiyou Found on side of hornbrook-ager rd. On the way to montague; 6 mi. Se of Hornbrook. Comment
  CHSC118592  Lupinus luteolus Richard R. Halse 2016-5-29 9715 Siskiyou Along Hilt Road ca. 2.1 miles northwest of Hilt on the Oregon/California State Line. 876 Comment
  UC1736619  Lupinus obtusilobus Dean W. Taylor 1975-8-14 5363 Siskiyou Mt. Shasta, between Shasta Ski Bowl and Green Butte, 2651 Comment
  UC454622  Lupinus obtusilobus I. J. Condit 1911-7-22 Siskiyou Horse Camp Mt. Shasta 2438 Comment
  SD60261  Lupinus onustus A. A. Heller 1927-5-14 14371 Siskiyou Spring Hill, near the town of Mt.Shasta Comment
  UCSB17478  Lupinus onustus Breedlove, Dennis 1962-6-10 Siskiyou Along Indian Creek Road, 16.7 miles northwest of Happy Camp; Siskiyou Mountains 1127 Comment
  UC922392  Lupinus polyphyllus var. burkei Annie M. Alexander and Louise Kellogg 1949-7-20 5821 Siskiyou Paradise Lake; Marble Mountains, Paradise Lake 1920 Comment
  SEINET10485922  Lupinus sellulus var. lobbii Donald E. Bright 1962-6-14 Bright 291 Siskiyou Roadside, 2 mi n of weed. Comment
  SEINET10490872  Lupinus sellulus var. sellulus Joseph W. Congdon 1900-8-15 Congdon s.n. Siskiyou Forks castle road. Comment
  POM10805  Lupinus subvexus var. transmontanus E. B. Copeland 1903-6-2 3537 Siskiyou Klamathon Comment
  POM116865  Luzula comosa Geo D. Butler 1910-7-9 1701 Siskiyou Shackleford Creek. 1220 Comment
  UC535929  Luzula comosa var. laxa Elmer I. Applegate 1895-5-28 753 a Siskiyou Sisson, Strawberry Valley Comment
  POM110703  Luzula comosa var. laxa Geo D. Butler 1910-4-19 1197 Siskiyou Near Yreka. Comment
  CHSC115766  Luzula macrantha P. F. Zika 2012-5-18 25887 Siskiyou Near Dunsmuir Avenue, south end of town of Dunsmuir, 3.6 air km SE of Mount Bradley, Klamath Range. 730 Comment
  JEPS66702  Luzula parviflora B. C. Goldsmith 1916-7-23 9 Siskiyou 6 mi from McCloud; McCloud River, 6 mi from McCloud Comment
  RSA22087  Luzula parviflora J. T. Howell 1939-8-3 15000 Siskiyou Spirit Lake, Marble Mountains. 1829 Comment
  UC1161522  Luzula parviflora J. M. Tucker 1963-8-19 3779 Siskiyou headwaters Canyon Creek; Marble Mountain Wilderness Area, headwaters Canyon Creek 1950 Comment
  HSC30723  Luzula parviflora Frederick W. Oettinger 1968-9-9 800 Siskiyou Marble Mtn. Wilderness Area, stream running from Tom's Upper Pond to Tom's Lower Pond 2012 Comment
  HSC42948  Luzula spicata J. O. Sawyer, K. T. Stillman 1976-7-1 2768 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  SEINET6329309  Luzula subcongesta W. B. Cooke 1938-8-18 11469 Siskiyou Mt. Shasta 2469 Comment
  RSA605516  Lysichiton americanus L. C. Wheeler 1959-7-25 7592 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  UC163804  Lythrum hyssopifolia Geo. D. Butler 1908-7-16 404 Siskiyou near Yreka Comment
  CDA8226  Machaeranthera canescens T. C. Fuller 1963-8-27 11158 Siskiyou Highway 97 to Weed, 5.7 miles south of Grass Lake Campground. 0 Comment
  HSC67033  Madia citrigracilis J. P. Smith, Steve Selva 1970-6-15 3895 Siskiyou Oak Bottom Campground near Somes Bar. 229 Comment
  HSC26750  Madia elegans J. P. Smith, J. O. Sawyer 1971-9-18 4827 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  UC165405  Madia elegans Geo. D. Butler 1909-8-17 950 Siskiyou along creek near Yreka Comment
  OBI53786  Madia elegans David J. Keil 1992-7-20 23472 Siskiyou W side of Scott Valley, 4.9 mi N of Etna alog CA Rte 3 875 Comment
  RSA123557  Madia elegans subsp. elegans G. D. Barbe 1955-7-7 141 Siskiyou East side of Forest Camp. Etna. 884 Comment
  CAS-BOT-BC343424  Madia gracilis unspecified 1902-9-11 s.n. Siskiyou Sisson Comment
  RSA24233  Mahonia aquifolium C. B. Wolf 1940-12-12 9798 Siskiyou Siskiyou Mts. 7 mi. above Oak Knoll ranger station on rd. to Dry Lake Lookout. 1372 Comment
  HSC18911  Maianthemum racemosum subsp. amplexicaule J. O. Sawyer 1968-7-10 472 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  RSA605351  Maianthemum stellatum Louis C. Wheeler 1959-7-25 7605 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  CAS-BOT-BC514189  Maianthemum stellatum Geo. D. Butler 1910-5-15 1343 Siskiyou Mcadam Creek Comment
  POM109395  Maianthemum stellatum Geo D. Butler 1910-5-15 1343 Siskiyou McAdam Creek Comment
  UCSB24986  Maianthemum stellatum Keefe, Joseph 1967-7-10 Siskiyou Indian Creek Road, 22.2 miles north of Happy Camp 1402 Comment
  CAS-BOT-BC347358  Malacothrix floccifera Geo. D. Butler 1910-6-4 1491 Siskiyou Shackleford Creek Comment
  POM56237  Malacothrix floccifera Geo D. Butler 1910-6-4 1491 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC540131  Malus domestica Wm. Bridge Cooke; V. G. Cooke 1965-7-11 35166 Siskiyou In chaparral, not far from old Sisson Southern Trail, below MacBridge Springs, Mount Shasta Comment
  RSA441246  Marah oregana L. C. Wheeler 1934-7-3 2861 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. (Mt. Diablo Mer.) 1676 Comment
  HSC63635  Marrubium vulgare J. P. Smith, Steve Selva 1970-8-8 4559 Siskiyou Juanita Lake Comment
  CAS-BOT-BC271153  Melica Melissa A. Berry 1957-7-8 s.n. Siskiyou South Russian Creek at Power House 822 Comment
  HSC31095  Melica aristata Frederick W. Oettinger 1969-9-4 1662 Siskiyou Marble Mtn. Wilderness Area, N side of Tom Lake Basin. 1951 Comment
  UC1132220  Melica aristata H. S. Yates 1936-6-21 5833 Siskiyou 1 mi sw Signal Butte 1341 Comment
  UC1265396  Melica aristata F. W. Oettinger 1969-9-4 1662 Siskiyou n side Tom Lake Basin; Salmon Mts. Comment
  UC618638  Melica californica W. Bridge Cooke 1938-7-15 11267 Siskiyou Wagon Camp; Mt Shasta 1737 Comment
  CAS-BOT-BC282073  Melica fugax John Thomas Howell 1937-7-21 13155 Siskiyou S Fork of Salmon River near Big Flat 1524 Comment
  UC165450  Melica fugax Geo. D. Butler 1910-4-30 1251 Siskiyou Yreka Comment
  HSC22264  Melica subulata J. O. Sawyer 1969-8-1 1623 Siskiyou NE facing slope near Duck Lake Creek. 1799 Comment
  RSA60493  Melilotus albus John H. Thomas 1949-6-16 940 Siskiyou 10 miles north of Gazelle. Comment
  JEPS95827 Image available Mentzelia albicaulis Vernon H. Oswald and L. Ahart 1999-7-5 9798 Siskiyou Gazelle-Callahan Hwy. 9.0 mi west of Gazelle: T42N R7W Sect. 26, 3000 ft, mixed hardwood-coniferous forest 914 Comment
Read comments
Apr 17 2008
  UCR143059  Mentzelia dispersa L. C. Wheeler 1934-7-5 2884 Siskiyou Siskiyou Mtns., Hungry Creek 976 Comment
  SEINET8712600  Mentzelia laevicaulis G. D. Butler 1910-7-17 1789 Siskiyou Near Yreka. Comment
  UC1190173  Mentzelia laevicaulis var. laevicaulis Ira L. Wiggins 1955-7-22 13454 Siskiyou 9.5 mi above Cecilville (Gravel bar in S Fork of Salmon River.); Salmon River Comment
  JEPS41179  Mentzelia montana W. L. Jepson 1940-6-23 19999 Siskiyou e Mayten (east side of valley); Little Shasta Valley 883 Comment
  CAS-BOT-BC428977  Micranthes ferruginea K. T. Stillman 1976-7-31 351 Siskiyou Marble Mountain Wilderness Area. East-facing ridge north from Black Mt. towards Jump off point. 2103 Comment
  CAS-BOT-BC429000  Micranthes fragosa Wm. Bridge Cooke 1941-8-28 16255 Siskiyou In a small spring tributary of Squaw Valley Creek near the rush swale Mt. Shasta Comment
  CAS-BOT-BC429035  Micranthes nidifica Edna Churchill 1904-4-11 s.n. Siskiyou Yreka Comment
  CAS-BOT-BC348420  Micropus californicus var. californicus J. H. Thomas 1954-5-13 4148 Siskiyou Southwestern Siskiyou County. Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, between Lat. 41 deg. 03' and 41 deg. 06' N., and Long. 122 deg. 58' and 123 deg. 03' W. Along Rush Creek 1127 Comment
  CAS-BOT-BC349371  Microseris nutans L. E. Smith 1913-5-12 204 Siskiyou Dunsmuir Comment
  HSC46054  Microsteris gracilis Maralyn O'Meara 1974-5-25 421 Siskiyou On Rd. 8, ~4.7 mi. W of junction with Hwy. 3 1159 Comment
  HSC60800  Microsteris gracilis Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  SEINET3145682  Microsteris gracilis G. D. Butler 1910-3-28 1148 Siskiyou Yreka Comment
  UC1736358  Mimulus breweri Dean W. Taylor 1987-6-7 9021 Siskiyou South end Saddle Hills 1645 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
  JEPS94070  Mimulus floribundus Vernon H. Oswald and Lowell Ahart 1998-7-21 9347 Siskiyou n.e. Weed (e. of Grass Lake on s. side of Tennant Rd. 0.2 mi. s.e. of Old State Hwy. to Bray and on the e. side of the intermittent stream draining Dry Lake) 1402 Comment
  UC164367  Mimulus guttatus Geo. D. Butler 1909-5-2 714 Siskiyou near Yreka Comment
  UC725981  Mimulus guttatus A. A. Heller 1919-6-30 13284 Siskiyou near Durney's Mill Comment
  RSA211429  Mimulus guttatus William J. Ferlatte 1966-8-17 401 Siskiyou Northwest side of Caribou Mountain. 1982 Comment
  RSA609081  Mimulus kelloggii Louis C. Wheeler 1935-4-16 3422 Siskiyou Soap Creek, Siskiyou Mtns. 1037 Comment
  UC164369  Mimulus layneae Geo. D. Butler 1910-9-11 1865 Siskiyou Weed Comment
  HSC99273  Mimulus layneae D. M. Thompson 1989-6-29 1023 Siskiyou Near Black Butte, mid-way between Mt. Shasta city and Weed. 1.2 mi. N of I-5 interchange along N part of Truck Village Dr. (E side of I-5) 1201 Comment
  UC618718  Mimulus microphyllus W. Bridge Cooke 1938-6-24 11091 Siskiyou MacBride Springs Mount Shasta Comment
  RSA183419  Mimulus moschatus J. M. Tucker, L. K. Mann 1963-7-4 3690 Siskiyou Beside road from Etna to Sawyer's Bar, ca. 4.7 miles (by road) southwest of Etna. Comment
  SFV3392  Mimulus moschatus J. M. Tucker, L. K. Mann 1963-7-4 3690 Siskiyou Beside road from Etna to Sawyer's Bar, about 4.7 miles (by road) from southwest Etna. Comment
  RSA14134  Mimulus nanus var. jepsonii Elmer I. Applegate 1923-8-18 3882 Siskiyou Medicine Lake. Comment
  JEPS10997  Mimulus primuloides Willis L. Jepson July, 1894 53 m Siskiyou near Sisson; Region of the Upper Sacramento Comment
  UC1063014  Mimulus primuloides L. Whitney 1934-6-10 1 Siskiyou Antelope Creek Dorris Quadrangle, Tennant 1463 Comment
  RSA145156  Mimulus primuloides Dorothy Parker 1959-6-28 728 Siskiyou Near summit of Scott Mt. 1631 Comment
  HSC32164  Mimulus pulsiferae J. O. Sawyer 1970-6-17 2205 Siskiyou Dry slopes N of Sugar Lake 1799 Comment
  JEPS74429  Mimulus tilingii W. J. Ferlatte 1967-8-20 1056 Siskiyou Caribou Basin Trinity Alps, Sawtooth Ridge 2225 Comment
  CHSC57425  Minuartia douglasii L. P. Janeway 1984-6-22 868 Siskiyou Ca 1 mi north of Scott Summit on Road 40N08. 1645 Comment
  HSC44715  Minuartia douglasii J. O. Sawyer, Ed Cope 1977-6-18 2514 Siskiyou Along Clear Creek Trail between Ten Mile Creek and Bear Pen Creek 610 Comment
  HSC25490  Minuartia nuttallii subsp. gregaria J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5718 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  JEPS51478  Minuartia nuttallii subsp. gregaria W. L. Jepson 1907-7-10 2871 Siskiyou near Putnam Peak; Klamath Range Comment
  UC135646  Minuartia nuttallii subsp. gregaria Dr. E. B. Copeland 1903-9-7 3870 Siskiyou Mt. Eddy 2133 Comment
  CAS-BOT-BC181107  Minuartia nuttallii var. gregaria Gilbert J. Muth 1969-8-10 1352 Siskiyou Red Mountain Ridge 2316 Comment
  HSC92010  Minuartia stolonifera Thomas W. Nelson, Jane P. Nelson 1979-6-16 4869 Siskiyou Along SR 3, 2.2 mi. N of Scott Mtn. Pass 1341 Comment
  HSC99989  Minuartia stolonifera Thomas W. Nelson, & Sydney Carothers 2005-7-17 9382 Siskiyou Along the W side of Hwy. 3 at the junction of F. S. Rd. 40N43. 1220 Comment
  HSC4887  Mitella pentandra J. O. Sawyer 1968-7-10 520 Siskiyou S side of Sugar Creek. 1616 Comment
  HSC22291  Mitella pentandra J. O. Sawyer 1969-6-12 888 Siskiyou Sugar Creek 1515 Comment
  RSA184752  Mitella pentandra Gilbert Muth 1966-7-8 375 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  UCSC001508  Monardella odoratissima Peter Kamb 1949-8-25 1482 Siskiyou Southwest slope of Mt Shasta above Horse Camp Mt Shasta, Horse Camp 2469 Comment
  IRVC16377  Monardella odoratissima Jerry A. Powell 1974-6-13 1158 Siskiyou Ash Creek Ranger Station. Sierra Mountains Comment
  JEPS84084  Monardella odoratissima subsp. glauca L. R. Heckard with J. Hickman et al. 1986-7-17 6515 Siskiyou N slope Condrey Mt. 1960 Comment
  SD88485  Monardella odoratissima subsp. glauca Darley F. Howe 1972-7-5 Siskiyou Near state line on Oregon to Happy Camp road. 1707 Comment
  CAS-BOT-BC222173  Monardella odoratissima subsp. pallida H. A. Thomas; J. H. Thomas 1954-7-24 4511 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  RSA401653B  Monardella odoratissima subsp. pallida Bonnie C. Templeton 1960-6-21 8590 Siskiyou Near summit of Scott Mt. Comment
  SBBG25897  Monardella odoratissima subsp. pallida D. Myrick 1966-8-8 1497 Siskiyou Mountain Meadow Ranch, Big Flat 1524 Comment
  HSC29323  Monardella odoratissima subsp. pallida Frederick W. Oettinger 1968-8-11 475 Siskiyou Marble Mtn. Wilderness Area, .1 mi. SSE of Tom Taylor Cabin 2027 Comment
  HSC43026  Monotropa hypopitys J. O. Sawyer, K. T. Stillman 1976-7-2 2798 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  RSA238383  Monotropa hypopitys Frederick W. Oettinger 1969-8-19 1469 Siskiyou Between Charmain Lake and Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  HSC33978  Montia chamissoi J. P. Smith 1974-5-25 7469 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  RSA601900  Montia chamissoi L. C. Wheeler 1935-7-26 3705 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  HSC34003  Montia fontana J. P. Smith 1974-5-25 7488 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  JEPS93814  Montia linearis Vernon H. Oswald and Lowell Ahart 1998-6-11 9204 Siskiyou 9 air mi e of Grass Lake (22 air mi ne of Weed, Dry Lake on the s side of Tennant Road); Dry Lake, Tennant Road 1402 Comment
  CAS-BOT-BC445112  Montia linearis W. R. Dudley 1893-6-19 s.n. Siskiyou Sisson's Meadows, near Mt. Shasta Comment
  CAS-BOT-BC445214  Montia parvifolia Lillian Mott 1976-6-6 22 LM76 Siskiyou Road between Seiad Valley and Cook & Green Pass, Klamath River canyon 670 Comment
  UCD86406  Muhlenbergia andina Beecher Crampton 1956-8-21 3837 Siskiyou Siskiyou County, southeast base of White Ridge, canyon of south fork of Sacramento River. 1371 Comment
  RSA239106  Muhlenbergia filiformis Frederick W. Oettinger 1968-8-22 596 Siskiyou Ridge between Diamond Lake and English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2195 Comment
  CHSC71320  Myosurus apetalus var. montanus Vernon H. Oswald; Lowell Ahart 1998-6-11 9221 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Rd. and Hwy. 97 ca. 5 mi north of Macdoel. Along the edge of a vernal pool. 1295 Comment
  CHSC106264  Myriophyllum sibiricum Lowell Ahart; John Dittes 2010-7-30 16941 Siskiyou About 30 yards northwest of the East Louie Road Bridge, along the west edge of the Shasta River, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  RSA74810  Nama lobbii F. W. Peirson 1923-7-19 3821 Siskiyou Whitney Creek at the foot of Mt. Shasta. Comment
  RSA237955  Narthecium californicum Frederick W. Oettinger 1968-9-8 791 Siskiyou Scrub northeast of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  HSC19230  Navarretia capillaris J. O. Sawyer 1969-7-1 987 Siskiyou Above Paynes Lake Creek 1951 Comment
  UCD48606  Navarretia intertexta subsp. propinqua Herbert L. Mason 1948-7-17 13600 Siskiyou Eastern Grass Lake, in forested hills, Siskiyou County. Comment
  JEPS25653  Navarretia linearifolia subsp. linearifolia Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7295 Siskiyou about 4 mi nne Preston Peak (just e of Del Norte County line, Twin Valley, watershed of Indian Creek); Siskiyou Mts., Indian Creek, Twin Valley 1493 Comment
  POM312620  Navarretia sinistra H. L. Mason 1948-7-17 13597 Siskiyou Eastern Grass Lake, in forested hills Comment
  CAS-BOT-BC60585  Noccaea fendleri subsp. glauca Jean Langenheim 1957-5-19 4344 Siskiyou At intersection of Miner's Creek road and Tiger Creek road. Comment
  CAS-BOT-BC60596  Noccaea fendleri subsp. glauca R. C. Barneby 1954-5-16 11532 Siskiyou 6 miles southwest of Yreka. 975 Comment
  CHSC69838  Nothochelone nemorosa J. O. Sawyer 1969-7-24 1457 Siskiyou Northeast facing slope above Sugar Lake. 1783 Comment
  JEPS105141  Nothochelone nemorosa Dean W. Taylor 1993-7-30 13990 Siskiyou Bolan Lake Road (Forest Road 4812) about 2 miles east of Indian Creek Road (Forest Road 40S07); Klamath National Forest 1584 Comment
  POM250708  Nothochelone nemorosa D. D. Keck 1938-8-6 4821 Siskiyou At Del Norte Co. line, Poker Flat, on north slope just SE of summit. Siskiyou Mts. 1402 Comment
  RSA183715  Nothochelone nemorosa Gilbert Muth 1965-7-30 139 Siskiyou Marble Mts. Marble Valley. At edge of forest. Comment
  JEPS40274  Nuphar lutea subsp. polysepala Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou n of Sisson (on old Oregon State Road); Region of the Upper Sacramento, Oregon Stage Road Comment
  RSA0013795  Nuphar lutea subsp. polysepala Frederick W. Oettinger 1968-9-3 672 Siskiyou N. end of Horse Range Lake. Salmon Mountains, High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  SEINET184866 Image available Nuphar lutea subsp. polysepala C. L. Hitchcock, J. S. Martin 1939-1 5273 Siskiyou Whiskey Lake, 0.5 mi above Camp Chicago, on Sanger Peak Trial 1463 Comment
  HSC68988  Nuphar polysepala Maralyn A. Renner 1980-7-24 2042 Siskiyou Lily Pad Lake 1768 Comment
  HSC29349  Nuphar polysepala Frederick W. Oettinger, R. F. Thorne 1969-8-7 1273 Siskiyou Marble Mtns. Wilderness Area, E side of English Lake 1753 Comment
  UCD127737  Oenanthe P. B. Kennedy 1922-8-29 s.n. Siskiyou Fritz Young Ranch, Scott Valley. Comment
  SEINET3150354  Oenothera hookeri G. D. Butler 1910-7-30 1799 Siskiyou Ineka Creek Comment
  CAS-BOT-BC355593  Oreostemma alpigenum var. andersonii Doris K. Kildale 1929-8-24 9108 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  HSC82354  Oreostemma alpigenum var. andersonii Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4523 Siskiyou Trinity-Siskiyou County line; At head of Scott Mtn. Creek S of Forest Service Campground 1646 Comment
  CAS-BOT-BC502908  Orobanche fasciculata G. J. Muth 1969-8-10 1320 Siskiyou Ridge west of Boulder Peak 2377 Comment
  UCD77891  Orobanche uniflora Robert E. Preston 2002-6-20 1849 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge. 1968 Comment
  UC1024069  Orobanche uniflora subsp. occidentalis Dorothy Parker 1954-4-12 612 Siskiyou Siskiyou Mountains near Callahan. Comment
  CAS-BOT-BC500332  Orobanche uniflora subsp. occidentalis A. M. Vollmer; L. Beane 1951-5-31 12 -A Siskiyou Scott Mountain Comment
  RSA0059236  Orobanche uniflora subsp. occidentalis Gilbert Muth 1966-7-18 417 Siskiyou Marble Gap Trail, Meadow above Marble Valley, Marble Mountains. 1829 Comment
  HSC78323  Orogenia fusiformis L. P. Janeway 1983-7-17 419 Siskiyou Poker Flat, upper portion of meadow 1524 Comment
  JEPS82433  Orthilia secunda Gilbert Muth 1966-7-29 463 Siskiyou Marble Valley, by waterfall, Marble Mt. Wilderness Area 1828 Comment
  CAS-BOT-BC458084  Orthilia secunda Doris K. Kildale 1928-7-2 5337 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  RSA0083195  Orthilia secunda Gilbert Muth 1966-7-29 463 Siskiyou Marble Valley, by waterfall, Marble Mountains. 1829 Comment
  HSC58956  Orthocarpus cuspidatus subsp. copelandii Gilbert Muth 1975-7-31 4035 Siskiyou Near Lily Pad Lake, close to the town of Seiad Valley 1585 Comment
  JEPS9404  Orthocarpus cuspidatus subsp. copelandii Geo. D. Butler 1908-8-4 53 Siskiyou head of Shackleford Creek 1828 Comment
  UC1360409  Orthocarpus cuspidatus subsp. copelandii J. M. Tucker 1963-8-19 3784 Siskiyou ca 1/2 mi ne Marble Valley Guard Station (Upper Canyon Creek); Marble Mountain Wilderness Area, Upper Canyon Creek 1920 Comment
  POM43433  Orthocarpus cuspidatus subsp. copelandii Geo. D. Butler 1910-7-8 1680 Siskiyou Shackleford Creek. 1372 Comment
  RSA52493  Orthocarpus cuspidatus subsp. cuspidatus Dorothy Parker 1948-7-11 s.n. Siskiyou Shovel Creek, near Beswick. 1012 Comment
  HSC38448  Osmorhiza berteroi Maralyn A. Renner 1980-6-26 1214 Siskiyou SE edge of Flint Valley. 1390 Comment
  HSC4881  Osmorhiza berteroi J. O. Sawyer 1968-7-2 378 Siskiyou Upper drainage of Joe Creek 1677 Comment
  HSC91159  Osmorhiza berteroi Jennifer Whipple 1976-7-9 1407 Siskiyou N facing slopes in the Eddy Creek drainage 2195 Comment
  UC1045303  Packera cana W. B. Cooke 1940-8-22 15478 Siskiyou along w rim Mud Creek Canyon; Mount Shasta, w rim Mud Creek Canyon Comment
  UC1299453  Packera cana Freed W. Hoffman 1950-7-13 3559 Siskiyou Clear Creek trail from Baldy Lookout Comment
  UC1037456  Packera streptanthifolia Milo S. Baker 1955-6-26 13076 Siskiyou 4 mi s Gazelle (Hwy 99) 914 Comment
  CAS-BOT-BC317139  Packera streptanthifolia var. streptanthifolia Alice Eastwood; John Thomas Howell 1936-6-13 2750 Siskiyou 6 miles n. of Weed Comment
  SBBG2225  Paeonia brownii H. and M. Dearing 1938-6-29 2191 Siskiyou Mt Shasta 1828 Comment
  UC165943  Paeonia brownii Geo. D. Butler 1910-4-23 1229 Siskiyou Quartz Valley Comment
  POM99650  Paeonia brownii Geo. D. Butler 1910-4-23 1229 Siskiyou Quartz Valley. Comment
  SD53020  Paeonia brownii Peter H. Raven 1962-5-30 17993 Siskiyou U. S. Highway 97, 8.3 miles north of Weed. Comment
  RSA115690  Panicum capillare Beecher Crampton 1956-8-21 3853 Siskiyou 1.5 miles southwest Mt. Shasta City; along Castle Lake 1037 Comment
  HSC10501  Panicum oligosanthes var. scribnerianum C. B. Wolf 1927-8-26 1099 Siskiyou Klamath River, 14 mi. above Happy Camp Comment
  CDA3571  Papaver rhoeas T. C. Fuller 1958-6-19 1809 Siskiyou Gazelle. 0 Comment
  CAS-BOT-BC422854  Papaver rhoeas John Thomas Howell 1952-6-14 28357 Siskiyou 2 miles west of Gazelle Comment
  CDA3569  Papaver rhoeas T. C. Fuller 1962-6-13 8971 Siskiyou Highway 99 to Yreka, north limits of Gazelle. 0 Comment
  RSA211097  Parnassia californica William J. Ferlatte 1966-8-19 434 Siskiyou Kidd Creek Trail. 1829 Comment
  CAS-BOT-BC94880  Parnassia californica R. C. Wenk 2006-9-3 564 Siskiyou Coffee Creek Road, Big Flat Meadow, S end of meadow above S Fork of Salmon River 1508 Comment
  CAS-BOT-BC175613  Parnassia palustris Wm. Bridge Cooke 1939-8-24 13898 Siskiyou Throughout the area of Squaw Valley Creek meadows Comment
  JEPS45932  Paxistima myrsinites Rimo Bacigalupi and L. R. Heckard 1966-6-12 9176 Siskiyou ca. 0.8 mi. n.w. of town Mt. Shasta (Sisson) (in City Park, just above Big Springs) 1097 Comment
  POM278268  Paxistima myrsinites Lyman Benson 1929-3-26 1066 Siskiyou Mt. Shasta; Shoulder of mountain on Pacific Highway. 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
  UC1280891  Paxistima myrsinites H. E. McMinn 1931-6-27 2514 Siskiyou Mt. Shasta City Comment
  UC54486  Paxistima myrsinites H. M. Hall and E. B. Babcock June, 1903 4075 Siskiyou near Upton; Sierra Nevada Mts., Mt. Shasta 1219 Comment
  UCR5254  Paxistima myrsinites O. F. Clarke 1966-8-6 660806- 02 Siskiyou 46 mi south of Oregan Border on US 99 Comment
  CAS-BOT-BC202857  Paxistima myrsinites Volney Rattan 1879-6-16 s.n. Siskiyou Summit of Siskiyou Mountains Comment
  SEINET5460350 Image available Paxistima myrsinites Ross C. Clark, Bob Harvey; Chris Harvey 23911 Siskiyou Understory under Calcedrus and Pinus ponderosa at Sacramento Springs City Park-. Comment
  JEPS68221  Pectocarya pusilla Geo. D. Butler 1910-4-21 1215 Siskiyou Oro Fino Comment
  JEPS19692  Pedicularis densiflora Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-26 5959 Siskiyou region immediately s of Mount Eddy (Canyon of the South Fork of Sacramento River, along mountain road to Gumboot Lake); Sacramento River 1767 Comment
  RSA238827  Pedicularis flavida Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1269 Siskiyou Southeast of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  SEINET12270418  Pedicularis groenlandica H. P. Chandler 1901-1 1561 Siskiyou Ridges and Meadows near Marble Mtn 1829 Comment
  HSC66236  Pedicularis howellii Maralyn A. Renner 1980-7-23 1879 Siskiyou Pacific Crest Trail, ridge 0.8 mi. E of Cook and Green Pass 1707 Comment
  UC1483483  Pedicularis howellii Maralyn A. Renner 1980-8-31 2639 Siskiyou Poker Flat at trailhead to Twin Valley; Klamath National Forest 1524 Comment
  RSA12627  Pedicularis racemosa Carl B. Wolf 1934-7-5 5958 Siskiyou 6.8 miles from Dry Lake Lookout on rd to Horse Creek, Siskiyou Mts. 1829 Comment
  UC1409426  Pedicularis racemosa Frederick W. Oettinger 1968-8-3 384 Siskiyou near English Lake (High Lake Basins in vicinity of English Peak, edge of base camp meadows); Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  HSC60386  Pedicularis racemosa Carl Wishner 1978-8-1 557 Siskiyou Cuddihy Lakes Basin, Marble Mtn. Wilderness Area, adjacent to lakes 1768 Comment
  RSA184652  Pedicularis racemosa Clare B. Hardham 1965-8-20 13025 Siskiyou Marble Mountains. Granite [trail]. Near Cudahy Lakes. 1220 Comment
  POM126840  Pedicularis semibarbata Milo S. Baker 1898-8-9 482 Siskiyou Medicine Lake. Comment
  HSC44951  Pellaea breweri J. O. Sawyer 1978-6-16 3214 Siskiyou Marble Mtn. Wilderness Area slopes 1829 Comment
  RSA0037167  Penstemon John F. Emmel 1993-7-25 1275 Siskiyou Curtis Meadows, along McCloud River, SE of Bartle. 1207 Comment
  JEPS125  Penstemon anguineus Harley P. Chandler June, 1901 1698 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges, near Marble Mountain 1524 Comment
  JEPS23803  Penstemon anguineus Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7290 Siskiyou Poker Flat 1536 Comment
  SD75840  Penstemon anguineus Darley F. Howe 1969-8-30 Siskiyou North fork of Salmon River, near Blake's Creek, about 20 miles southwest of Aetna 1829 Comment
  HSC75654  Penstemon cinicola J. O. Sawyer, R. J. Cole 1980-7-21 3710 Siskiyou W end of Medicine Lake Comment
  UC618698  Penstemon davidsonii var. davidsonii W. Bridge Cooke 1938-8-18 11493 Siskiyou Horse Camp slopes Mount Shasta 2438 Comment
  HSC72491  Penstemon deustus J. P. Smith, Steve Selva 1970-6-16 4073 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  SBBG30644  Penstemon deustus D. Myrick 1968-6-27 2037 Siskiyou just above Carter's Ranch, 5 mi S of Big Flat 1676 Comment
  CDA41876  Penstemon deustus T. C. Fuller 1962-6-11 8953 Siskiyou East side of Highway 99 to Weed, 0.7 mile north of Black Butte Summit. 0 Comment
  RSA215600  Penstemon deustus Gilbert Muth 1969-8-6 1187 Siskiyou Boulder Peak. 2530 Comment
  UC62220  Penstemon deustus var. suffrutescens W. A. Setchell, C. C. Dobie 1902-7-16 Siskiyou Sissons , Sissons (Mount Shasta) Comment
  JEPS45938  Penstemon gracilentus Rimo Bacigalupi and L. R. Heckard 1966-6-20 9183 Siskiyou along upper part Bolam Logging Road (n side of Mt. Shasta); , along Bolam logging Road 1676 Comment
  NY600712  Penstemon gracilentus F. W. Pennell 1940-7-19 26194 Siskiyou Mount Shasta 1981.2 Comment
  SD42555  Penstemon gracilentus Carl B. Wolf 1937-8-8 9083 Siskiyou SW. side of Mt. Shasta, along John S. Everett Memorial Highway 2133 Comment
  UC1586983  Penstemon laetus Juha Pykala and D. H. Norris 1987-6-26 2012 Siskiyou between Doolittle Creek and Stanza Creek (eastern tributaries of Elk Creek); Klamath National Forest, n of Sulphur Springs 1371 Comment
  HSC36804  Penstemon laetus subsp. laetus J. P. Smith 1974-5-27 7633 Siskiyou Along FS Rd. 47N03 1280 Comment
  HSC61125  Penstemon laetus subsp. sagittatus Ruby Van Deventer 1955-7-31 Siskiyou FS Rd. 17N04, Doe Flat 1067 Comment
  RSA700414  Penstemon laetus subsp. sagittatus Noel Holmgren, James L. Reveal 1966-6-9 2678 Siskiyou US 97, Shasta Valley, 4 mi. north of Weed. 1159 Comment
  JEPS104886  Penstemon laetus var. sagittatus Dean W. Taylor 1993-7-30 13993 Siskiyou Bolan Lake Road (Forest Road 4812) about 2 miles east of Indian Creek Road (Forest Road 40S07); Klamath National Forest 1584 Comment
  JEPS8387  Penstemon laetus var. sagittatus Rimo Bacigalupi with L. R. Heckard, George Bacigalupi Jr., and Ruth D. Sanderson 1952-6-18 3741 Siskiyou on forest road to Mt. Hebron 17 mi e Montague (along Little Shasta River, near Panther Creek Guard Station); along Little Shasta River, rd to Mt. Hebron, e of Montague 1280 Comment
  NY604563  Penstemon laetus var. sagittatus A. A. Heller 1938-7-12 15256 -a Siskiyou Along U.S. Highway 97, near the western base of Deer Mountain Comment
  NY604573  Penstemon laetus var. sagittatus W. B. Cooke 1972-6-30 45409 Siskiyou Andesite - Military Pass Road, Mount Shasta. Along dirt road just beyond berm. 5000 Comment
  RSA165524  Penstemon laetus var. sagittatus Clare B. Hardham 1961-6-30 8120 Siskiyou Near White Mt. Comment
  SEINET272937  Penstemon laetus var. sagittatus Karl A. Vincent, Charlotte A. Labbe 1987-8-12 4510 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
  CHSC26183  Penstemon newberryi J. P. Kroessing 1977-8-5 54 Siskiyou Ca 13 km e on Everitt Memorial Hwy, ca 12 km ssw of Mt Shasta Peak. 1660 Comment
  SEINET12271488  Penstemon newberryi H. P. Chandler 1901-1 1599 Siskiyou near Marble Mountain 2134 Comment
  HSC700  Penstemon newberryi subsp. berryi William J. Ferlatte 1967-8-23 1100 Siskiyou Head of Kidd Creek 2134 Comment
  CAS-BOT-BC239336  Penstemon newberryi var. berryi Donald Myrick 1961-6-19 266 Siskiyou On road to Mt. Shasta Ski Bowl Comment
  NY629979  Penstemon parvulus D. D. Keck 1938-8-6 4820 Siskiyou At Del Norte Co. line, Poker Flat, summit of Siskiyou Mountains, 4 miles south of Oregon line, on road from Waldo to Happy Camp. 1554.5 Comment
  RSA23282  Penstemon parvulus Marion Ownbey, Ruth P. Ownbey 1938-7-19 1749 Siskiyou 2.5 mi. NE of Dry Lake Lookout, summit of Siskiyou Mountains. Comment
  UC1408760  Penstemon parvulus Frederick W. Oettinger 1968-8-16 539 Siskiyou w side of Red Hill near Hancock Lake ((The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area), Western Siskiyou County); Salmon Mountains, w side Red Hill nr Hancock Lake 2057 Comment
  RSA238759  Penstemon procerus subsp. brachyanthus Frederick W. Oettinger 1968-8-18 570 Siskiyou West end of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  HSC615  Penstemon procerus var. brachyanthus William J. Ferlatte 1966-7-7 195 Siskiyou Caribou Basin 1982 Comment
  UC1190244  Penstemon procerus var. brachyanthus Ira L. Wiggins 1955-7-27 13526 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  CAS-BOT-BC94418  Penstemon roezlii R. C. Wenk 2005-7-15 234 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail 2042 Comment
  JEPS11515  Penstemon roezlii Geo. D. Butler 1909-6-22 933 Siskiyou Goosenest Mountain Comment
  HSC70604  Penstemon roezlii J. O. Sawyer, R. J. Cole 1981-7-2 4148 Siskiyou Near Scott Mtn. Campground 1585 Comment
  CAS-BOT-BC239431  Penstemon rydbergii var. oreocharis Peter Rubtzoff 1978-6-26 9218 Siskiyou Southeast margin of Grass Lake near Hwy 97 Comment
  CAS-BOT-BC6569  Penstemon speciosus Amos Arthur Heller 1905-6-8 7991 Siskiyou Yreka Comment
  CHSC86678  Penstemon speciosus Jenny Marr 1993-7-1 61 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS11387  Penstemon speciosus Geo. D. Butler 1908-6-25 430 Siskiyou near Yreka (Butler's Ranch); near Yreka, Butler's Ranch Comment
  NY661011  Penstemon speciosus W. B. Cooke 1972-7-6 45458 Siskiyou Along Mud Creek Dam Road, Mt. Shasta 3500 Comment
  NY661065  Penstemon speciosus W. B. Cooke 1940-6-7 15102 Siskiyou Along the Pacific Highway near Black Butte 4000 Comment
  UCR37863  Penstemon speciosus Mike Roantree, R. Bonning 1983-5-28 s.n. Siskiyou NW Callahan on Hwy 3, near marker 10.00 Comment
  SEINET3160574  Penstemon speciosus G. D. Butler 1910-5-18 1360 Siskiyou near Yuka 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
  HSC65426  Perideridia leptocarpa D. Reed 1980-8-19 306 Siskiyou Below switchback in FS 46N64 Comment
  UC1390011  Perideridia leptocarpa T. I. Chuang, I. Fukuda, and A. Weston 1963-7-7 5882 Siskiyou 2.7 mi n Callahan (on road to Etna) Comment
  UC618605  Perideridia parishii subsp. latifolia W. Bridge Cooke 1938-7-22 11313 Siskiyou Wagon Camp Mount Shasta 1737 Comment
  CDA38502  Perideridia parishii subsp. latifolia T. R. Haig & F. D. Horn 1979-8-16 s.n. Siskiyou Gumboot Lake Area, west of Mount Shasta. 0 Comment
  HSC17544  Persicaria amphibia C. B. Wolf 1927-8-26 1023 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  CHSC717  Phacelia greenei D. Parker 1962-4-28 Siskiyou Yellow Bill Hill in Scott Valley, near Etna. 914 Comment
  SDSU6605  Phacelia greenei D. F. Howe 1977-7-5 4998 Siskiyou Area north of Mt. Shasta. 1463 Comment
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Mar 5 2018
  CHSC36171  Phacelia heterophylla subsp. virgata K. Bridwell 1978-7-6 173 Siskiyou N slope of Sheep Mountain, ca. 10 mi e of Macdoel. 1645 Comment
  CHSC97389  Phacelia linearis Jenny Marr 2006-6-18 225 Siskiyou Cascade Range High. Plants collected along Hwy. 97. 1524 Comment
  HSC69027  Phacelia mutabilis Maralyn A. Renner 1980-7-28 2186 Siskiyou E spur of Kangaroo Mtn., near ridge 1890 Comment
  UC107348 Image available Phacelia mutabilis K. Brandegee Siskiyou Sisson; ; Sisson, Shasta Co. Comment
  RSA215618  Phacelia mutabilis Gilbert Muth 1969-8-7 1234 Siskiyou Boulder Peak Ridge. 2470 Comment
  HSC75096  Phacelia pringlei J. P. Smith, Thomas W. Nelson 1979-6-15 10118 Siskiyou Klamath National Forest, road to Carmen Lake, 0.6 mi. from its junction with Hwy. 3 1646 Comment
  RSA0106628  Phacelia pringlei Louise Kellogg 1953-8-5 105 Siskiyou Cabin Meadow, 1 mile north of Corey Peak, Klamath National Forest (11 miles east of Callahan on road to Gazelle, then south 5.8 miles on the logging road). 1845 Comment
  SBBG16265  Phacelia procera H. and M. Dearing 1939-7-1 3777 Siskiyou Salmon Mtn 1828 Comment
  RSA166761  Phacelia procera H. Dearing, M. Dearing 1939-7-1 3777 Siskiyou Salmon Mts. 1829 Comment
  RSA0057592  Philadelphus lewisii G. D. Barbe 1955-6-27 s.n. Siskiyou 0.8 mi north of Callahan in the dredgings near Hjertagers Mill. 976 Comment
  RSA0058050  Philadelphus lewisii Gilbert Muth 1965-8-3 149 Siskiyou Down creek from Marble Valley, Marble Mts. Comment
  HSC77101  Phleum alpinum K. T. Stillman 1976-7-30 339 Siskiyou Marble Mtn. Wilderness Area, Elk Valley. Comment
  CAS-BOT-BC250950  Phleum pratense Wm. Bridge Cooke 1938-7-15 11201 Siskiyou Mount Shasta. Along creeks in Bear Springs Comment
  HSC58857  Phleum pratense Marvin Butler 1971-8-2 266 Siskiyou Near Youngs Valley, close to the town of Cave Junction. 1403 Comment
  UCD118238  Phlox adsurgens Dean William Taylor 1972-7-3 1590 Siskiyou At Cook and Green Pass. 1371 Comment
  CAS-BOT-BC294730  Phlox adsurgens James Vale 1980-7-24 s.n. Siskiyou Out of Happy Camp, road to Oregon Comment
  UC1409303  Phlox austromontana Frederick W. Oettinger 1969-7-10 964 Siskiyou s of Upper English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1920 Comment
  CHSC1303  Phlox caespitosa V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2743 Comment
  POM75068  Phlox diffusa subsp. diffusa Geo D. Butler 1910-5-10 1320 Siskiyou Goosenest foothills 1677 Comment
  JEPS82447  Phlox gracilis Gilbert Muth 1966-7-18 419 Siskiyou meadow above Marble Valley (Marble Gap Trail); Marble Mt. Wilderness Area 1828 Comment
  CHSC3177  Phlox speciosa Robert D. Briggs 1966-5-13 R- 151 Siskiyou 14 miles west of Gazelle. Comment
  UC455645  Phlox speciosa subsp. nitida I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat; Mt. Bradley 1981 Comment
  HSC32071  Phlox speciosa subsp. occidentalis Glenn McGourty 1974-5-25 71 Siskiyou On Rd. 8, 0.9 mi. from jct. with Hwy. 3 976 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-BC135021  Phoradendron bolleanum Louis C. Wheeler 1934-6-26 2789 Siskiyou Camp Lowe, Klamath River, Siskiyou Mts. 762 Comment
  JEPS42562  Phoradendron juniperinum Geo. M. Pendleton 1917-10-3 5992 Siskiyou Sisson Comment
  LA11637  Phragmites australis Louis C. Wheeler; 1934-10-21 3335 Siskiyou Shasta Valley 4 mi E Grenada 868 Comment
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Feb 17 2015
  RSA237315  Phyllodoce empetriformis Frederick W. Oettinger 1967-7-8 164 Siskiyou Near Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  CAS-BOT-BC56488  Phyllodoce empetriformis Gilbert Muth 1965-8-8 s.n. Siskiyou Near summit of Marble Rim 1981 Comment
  SEINET11998673  Phyllodoce empetriformis Unknown 1986-1 60401 Siskiyou Kangaroo Mountain, SW of Cook & Green Pass 1920 Comment
  HSC76637  Physaria occidentalis K. T. Stillman 1976-6-25 59 Siskiyou Marble Mtn. Wilderness Area 2073 Comment
  CAS-BOT-BC140594  Physocarpus capitatus A. A. Heller 1915-8-24 12205 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  POM193628  Picea breweriana Patricia Bennett 1928-7-11 s.n. Siskiyou Salmon Mountains; head of No Nothing Creek. Comment
  POM230326  Picea breweriana J. T. Howell 1937-7-24 s.n. Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  RSA264592  Picea breweriana L. E. Berriman 1941-01 s.n. Siskiyou North slopes of Russian Peak, west of Callahan. 1829 Comment
  RSA31097  Picea breweriana L. E. Berriman 1940-9-17 s.n. Siskiyou Sugar Creek, a tributary of the Scott River, NW of Callahan. Mount Diablo Meridian. 1433 Comment
  UCSB26297  Picea breweriana Keefe, Joseph 1967-7-10 Siskiyou Indian Creek Road, 22.2 miles north of Happy Camp 1402 Comment
  CAS-BOT-BC78180  Picea breweriana J. G. Lemmon & Wife s.n. Siskiyou [Siskiou] Siskiyou Mts. 2560 Comment
  CAS-BOT-BC73437  Picea engelmannii Dorothy Parker 1962-9-19 s.n. Siskiyou Siskiyou Mountains - Horse Range Creek, Salmon Mountains. 1676 Comment
  JEPS22770  Picea engelmannii B. C. Goldsmith 1930-9-3 Siskiyou on bank where road crosses French Creek (tributary to Scott Valley); Scott Valley, French Creek 1066 Comment
  HSC77150  Pinguicula macroceras L. P. Janeway 1983-7-24 454 Siskiyou Poker Flat, upper portion of meadow 1524 Comment
  JEPS110479  Pinus albicaulis Robert E. Preston 2001-6-23 1519 a Siskiyou Klamath National Forest, E peak of Rainbow Mountain. 2118 Comment
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Jun 3 2018
  CAS-BOT-BC73392  Pinus albicaulis L. A. Siemens 1970-5-9 170 Siskiyou Mt. Shasta - Cascade Ridge 2590 Comment
  NY34613  Pinus attenuata I. L. Wiggins 1955-7-24 13485 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
  RSA12507  Pinus attenuata C. B. Wolf 1934-7-4 5929 Siskiyou 3/10 mile below Walker Creek, Klamath River. Comment
  UC55656  Pinus attenuata Harley P. Chandler 1901-6-1 1730 Siskiyou Shackleford Canyon, near Marble Mountain; North Coast Ranges, Shackleford Canyon 1371 Comment
  NY34636  Pinus attenuata K. Morris 1973-5-25 276 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
  NY34637  Pinus attenuata A. A. Heller 1921-7-23 13587 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1362102  Pinus balfouriana J. M. Tucker and L. K. Mann 1963-8-18 3770 Siskiyou top of saddle between Marble Mountain and southwest ridge of Black Mountain; Marble Mountain Wilderness 2103 Comment
  UC1585380  Pinus balfouriana R. Raiche, K. Zadnik, and H. Forbes 1989-10-4 UCBG 72 Siskiyou cirque above Deadfall Lakes (near Trinity Co. line); Mt. Eddy 2440 Comment
  HSC103160  Pinus contorta subsp. murrayana Michael Kauffmann 2013-8-7 20 Siskiyou South China Mountain 2395 Comment
  JEPS47960  Pinus contorta subsp. murrayana W. L. Jepson 1907-7-4 2813 Siskiyou e of Marble Mt.; Shackelford Canyon Comment
  HSC67816  Pinus contorta var. murrayana J. O. Sawyer, J. Cole 1980-7-20 3786 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  CAS-BOT-BC78719  Pinus jeffreyi Doris K. Kildale 1929-8-23 8801 Siskiyou Young's Valley, trail to Preston Peak 1524 Comment
  NY62295  Pinus jeffreyi C. G. Pringle 1882-9-7 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
  RSA120899  Pinus jeffreyi Milo S. Baker 1957-6-16 13148 Siskiyou Along highway 8 W of Hazelle. [label data illegible]; Shasta valley. Comment
  CAS-BOT-BC73091  Pinus lambertiana Peter H. Raven 1956-9-5 10465 Siskiyou North Fork of the Sacramento River 1584 Comment
  CAS-BOT-BC78778  Pinus lambertiana A. A. Heller 1915-8-26 12253 Siskiyou Metcalf's [ranch] Ranch at the foot of Mt. Eddy 1188 Comment
  CAS-BOT-BC72868  Pinus ponderosa Doris K. Kildale 1929-5-31 9160 Siskiyou Cecilville, South Fork Salmon River Comment
  HSC32596  Pinus ponderosa Steven Lagos 1974-5-26 87 Siskiyou Duck Lake Creek drainage, Bulk Collection # 59 1220 Comment
  UC401411  Pinus ponderosa Geo. D. Butler 1908-7-12 1097 Siskiyou Humbug Mountain Comment
  POM107822  Piperia unalascensis Geo D. Butler 1910-7-8 1671 Siskiyou Shackleford Creek. 1220 Comment
  JEPS80605  Pityopus californicus Gilbert Muth 1966-7-29 465 Siskiyou by waterfall; Marble Mt. Wilderness Area, Marble Valley 1828 Comment
  JEPS107412  Plagiobothrys bracteatus Lowell Ahart, John Dittes 2005-6-9 12035 Siskiyou Meadow area along a small drainage, about 50 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  CAS-BOT-BC231002  Plagiobothrys hispidulus Alice Eastwood 1921-7-25 s.n. Siskiyou Near Pigrim Creek nursery Comment
  SBBG28858  Plagiobothrys hispidulus L. C. Wheeler 1934-7-3 2869 Siskiyou Soda Crk, Sterling Mtn, Siskiyou Mtns 1676 Comment
  UC164104  Plagiobothrys nothofulvus Geo. D. Butler 1909-5-2 694 Siskiyou near Yreka Comment
  CDA40670  Plagiobothrys nothofulvus T. C. Fuller 1958-4-16 4816 Siskiyou Giebner property, 4 miles south of Yreka. 0 Comment
  POM72151  Plagiobothrys nothofulvus Geo. D. Butler 1909-4-4 585 Siskiyou Yreka Comment
  SBBG68796  Plantago A. A. Heller 1927-8-2 14442 Siskiyou near Gazelle, Shasta Valley Comment
  CHSC93532  Plantago eriopoda Lowell Ahart; John Dittes 2005-6-10 12104 Siskiyou Steep springy sloper, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  JEPS107315  Plantago lanceolata Lowell Ahart, John Dittes 2005-6-10 12118 Siskiyou Near a poor dirt road, about 80 yards north of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  RSA105438  Plantago lanceolata G. D. Barbe 1955-7-1 74 Siskiyou 1.3 miles east of Etna on the Westside Rd. to Callahan. 854 Comment
  HSC96827  Plantago major S. Lyon 2006-7-18 12 Siskiyou E side of Eddy Gulch Rd., 3 mi. S of intersection with Sawyers Bar Rd. 915 Comment
  HSC61827  Platanthera dilatata var. leucostachys Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  UC1409487  Platanthera leucostachys Frederick W. Oettinger 1968-8-7 442 Siskiyou High Lake Basins in vicinity English Peak (Salmon Mountains); , Marble Mountain Wilderness Area 1889 Comment
  HSC97400  Platanthera sparsiflora J. D. Ackerman, A. M. Montalvo 1974-8-17 423 Siskiyou W slope of Preston Peak, ca. .5 mi. N of Rattlesnake Meadow 1646 Comment
  HSC97402  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-2 341 Siskiyou Sacramento River drainage between Mt. Shasta City and Mt. Eddy. Off road to Deadfall Lakes and Morgan Meadows 1524 Comment
  UC796534  Plectritis macrocera Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11827 Siskiyou 1 mi below summit of Gazelle Mountain (Gazelle-Callahan Road); Gazelle-Callahan Road 1219 Comment
  HSC63297  Pleuricospora fimbriolata M. A. Baker 1979-6-28 1064 Siskiyou Marble Mountain Wilderness. 0.5 km. N and slightly E of Green Granite Lake. 1500 Comment
  RSA239047  Poa bolanderi Frederick W. Oettinger 1969-8-16 1395 Siskiyou Southwest of Wire Grass meadow above English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  HSC36818  Poa bulbosa J. P. Smith 1974-5-27 7615 Siskiyou Along FS Rd. 47N03 1280 Comment
  SEINET11683993  Poa howellii var. chandleri H. P. Chandler 1901-1 1703 Siskiyou near Marble Mountain, North Coast Ranges 1524 Comment
  HSC69043  Poa piperi Maralyn A. Renner 1980-8-7 2349 Siskiyou Klamath National Forest, S of Rattlesnake Meadow. 1799 Comment
  RSA238407  Poa pratensis Frederick W. Oettinger 1969-8-14 1374 Siskiyou English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  SEINET10523337  Poa pratensis Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-2 Conrad 6987 Siskiyou Yellow Pine, Libocedrus, Douglas Fir, Western Hemlock forest, 17.4 mi NE of Cecilville Store, on road to Callahan. 2073 Comment
  HSC643  Poa pringlei William J. Ferlatte 1967-7-6 610 Siskiyou Dorleska summit. 2134 Comment
  UC1151684  Poa pringlei A. H. Murphy 1959-7-22 59 L Siskiyou summit between Bear Creek and Toad Lake; Shasta Nat'l Forest 2346 Comment
  RSA238361  Poa secunda Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1231 Siskiyou South of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  UCD90325  Poa secunda A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3399 Siskiyou 7 miles N of Weed. Comment
  RSA484241  Poa secunda Christopher Davidson 1975-6-5 2657 Siskiyou Just above gate on special service rd branching SE off rd from Gazelle to Callahan 9.3 mi. W of Gazelle. 1471 Comment
  HSC102658  Poa secunda subsp. juncifolia J. P. Smith 2009-6-1 12616 Siskiyou Road to Tenant. Comment
  CAS-BOT-BC243228  Poa secunda subsp. secunda Geo. D. Butler 1910-5-6 1294 Siskiyou Near Yreka Comment
  CAS-BOT-BC243240  Poa secunda subsp. secunda John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53409 Siskiyou Fort Jones 853 Comment
  HSC27167  Poa secunda subsp. secunda J. P. Smith, J. O. Sawyer 1972-5-7 5285 Siskiyou 2.3 mi. W of Lava Beds National Monument, on road to Mtn. Dome. 1220 Comment
  HSC69703  Poa secunda subsp. secunda Maralyn A. Renner 1980-6-26 1263 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  HSC77119  Poa secunda subsp. secunda K. T. Stillman 1976-6-25 98 Siskiyou Marble Mtn. Wilderness Area, between Marble Gap and Elk Valley Trail Comment
  JEPS84090  Poa secunda subsp. secunda L. R. Heckard with S. D'Alcamo, and J. Hickman 1986-7-16 6388 Siskiyou ca 7 mi nne Seiad Valley (w of Cook and Green Pass, ca 1.5 mi e of Red Butte summit) 1900 Comment
  JEPS101164  Poa wheeleri Dean W. Taylor 1996-6-19 15709 Siskiyou Lime Gulch; bordering Shasta Valley (about 15 miles south of Yreka) 1188 Comment
  UC163837  Polemonium californicum Geo. D. Butler 1910-7-9 1717 Siskiyou Marble Mountain 1828 Comment
  UC164137  Polemonium carneum Geo. D. Butler 1910-5-15 1344 Siskiyou McAdams Creek Comment
  UC449766  Polemonium occidentale J. W. Congdon 1900-8-9 Siskiyou Sissons , Sissons (Shasta Region) Comment
  CAS-BOT-BC231305  Polemonium pulcherrimum L. R. Short 1933-8-6 21 Siskiyou Klamath National Forest. Bear Lake, Marble M. 2072 Comment
  CAS-BOT-BC74164  Polyctenium fremontii H. Lewis 1940-1-1 1901 Siskiyou At edge of Grass Lake. 1219 Comment
  UCD37089  Polygala californica Beecher Crampton 1956-8-21 3846 Siskiyou canyon of Sacramento River, just above junction of river's north fork with middle and south forks. 1066 Comment
  CAS-BOT-BC170337  Polygala cornuta var. cornuta G. B. Grant 1902-9-6 1024 Siskiyou Sisson, N. Cal. 1127 Comment
  JEPS43020  Polygala cornuta var. cornuta W. L. Jepson July, 1894 13574 Siskiyou Sisson Comment
  RSA237796  Polygonum bistortoides Frederick W. Oettinger 1966-8-7 47 Siskiyou Below Tom Taylor Cabin Springs. The Salmon Mountains. The High Lake Basins in the vicinity of English peak. Marble Mountain Wilderness Area. 2043 Comment
  UC164038  Polygonum bistortoides Geo. D. Butler 1908-8-4 183 Siskiyou Shackleford Creek; head Comment
  UCR64597  Polygonum californicum L. C. Wheeler 1934-6-21 2747 Siskiyou West Fork Cottonwood Creek, Siskiyou Mtns 1006 Comment
  UC1735923  Polygonum douglasii Dean W. Taylor 1987-8-6 9242 Siskiyou Porcupine Lake; ; Porcupine Lake (a small vernal depression in an indurate lava flow) 1304 Comment
  POM104494  Polygonum douglasii Geo. D. Butler 1910-7-14 1779 Siskiyou Shackleford Creek. 1220 Comment
  UC454278  Polygonum douglasii subsp. douglasii I. J. Condit 1911-7-7 Siskiyou Shasta Retreat; meadow and along logging road 914 Comment
  JEPS50557  Polygonum douglasii subsp. johnstonii W. L. Jepson 1937-7-30 18539 Siskiyou near Poker Flat (summit of mts.); Siskiyou Mts. 1554 Comment
  JEPS81905  Polygonum douglasii subsp. spergulariiforme Roger Raiche 1982-10-12 20783 Siskiyou near Yreka; Gunsight Peak 1828 Comment
  UC6697  Polygonum douglasii subsp. spergulariiforme C. B. Bradley 1879-1 Siskiyou Comment
  HSC23696  Polygonum minimum J. O. Sawyer 1969-8-4 1877 Siskiyou S of S Sugar Lake 2104 Comment
  CAS-BOT-BC418587  Polygonum minimum Alice Eastwood 1912-8-22 1821 Siskiyou Trail from Morgans Springs to Lassen Butte Comment
  JEPS78103  Polygonum newberryi G. W. Zamzow 1972-7-19 92 Siskiyou at timberline 200 m w end of road to Mt. Shasta Summit Ski area 2743 Comment
Read comments
May 22 2011
  SEINET3160427  Polygonum nuttallii G. D. Butler 1910-7-31 1803 Siskiyou Yreka Comment
  UC1408824  Polygonum phytolaccifolium Frederick W. Oettinger 1968-8-7 437 Siskiyou Hancock Lake Salmon Mountains, Marble Mountain Wilderness Area (e side, w Siskiyou Co.) 1889 Comment
  UC1112263  Polygonum polygaloides subsp. confertiflorum Rimo Bacigalupi with S. Galen Smith 1957-6-26 5936 Siskiyou about 2 1/2 mi nw Weed (pool close to US Hwy 99) 1005 Comment
  UC1191240  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1948-7-18 13621 Siskiyou Grass Lake Comment
  CAS-BOT-BC109285  Polygonum shastense R. H. Bohmannson 1926-7-1 s.n. Siskiyou Mount Shasta. 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
  CAS-BOT-BC421082  Polygonum spergulariiforme John Thomas Howell 1937-7-21 13159 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  RSA211296  Polygonum spergulariiforme William J. Ferlatte 1966-8-3 249 Siskiyou Trinity Alps: Big Flat, wooded area near public camp. 1524 Comment
  SEINET182711 Image available Polypogon monspeliensis John P. Young 1921-9-13 Siskiyou Gazelle. Comment
  UC1132902  Polypogon monspeliensis H. S. Yates 1936-6-21 5813 Siskiyou 6 mi n Gazelle; Yreka Quad. Comment
  CHSC36  Polystichum imbricans V. Holt 1932-8-17 Siskiyou Spring Hill. 1219 Comment
  RSA237506  Polystichum imbricans Frederick W. Oettinger 1968-9-1 657 Siskiyou Just SSW of Abbot's Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wildernes Area. 1799 Comment
  UCD69129  Polystichum imbricans D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-14 s.n. Siskiyou Cecilville-Yoakumville. Cecilville Road. Klamath National Forest. Perennial plant communities on rocky slopes. 670 Comment
  CAS-BOT-BC76726  Polystichum imbricans subsp. imbricans Doris K. Kildale 1929-4-27 7504 Siskiyou Cecilville Comment
  HSC19290  Polystichum imbricans subsp. imbricans J. O. Sawyer 1968-9-9 653 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  HSC22491  Polystichum imbricans subsp. imbricans J. O. Sawyer 1969-6-12 879 Siskiyou Ridge SE of Eaton Lake 2226 Comment
  CAS-BOT-BC76731  Polystichum imbricans subsp. imbricans J. H. Thomas 1954-5-14 4176 Siskiyou Salmon Mountains, Klamath National Forest - near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, 1219 Comment
  CAS-BOT-BC72382  Polystichum lemmonii Louis C. Wheeler 1934-8-14 3137 Siskiyou North side White Mt., Siskiyou Mts. 1767 Comment
  CAS-BOT-BC94536  Polystichum lemmonii R. C. Wenk 2006-7-23 527 Siskiyou Trinity Alps, Coffee Creek Road, Big Flat Meadow. Allong Yellow Rose Mine trail to Dorleska Mine. Growing on barren 2118 Comment
  POM120881  Polystichum lemmonii J. G. Lemmon s.n. Siskiyou Scott Mt. under Pinus Balfouriana Comment
  SFV94  Polystichum lemmonii D. Parker 1960-7-20 s. n. Siskiyou Cory Peak. Alono Cabin, Meadow Creek. 1829 Comment
  UC1334021  Polystichum lonchitis Dorothy Parker 336 Siskiyou above Paradise Lake; Siskiyou Mts., Salmon Mt. 1981 Comment
  UC922442  Polystichum munitum Annie M. Alexander and Louise Kellogg 1948-9-15 5622 Siskiyou Canyon Creek, branch Scott River Canyon Creek 762 Comment
  CAS-BOT-BC72501  Polystichum scopulinum W. R. Maxon 1939-7-26 13744 Siskiyou above Panther Creek Meadows 2743 Comment
  UC338398  Polystichum scopulinum unknown 1888-9-12 Siskiyou side of Shasta Comment
  HSC66086  Polystichum scopulinum M. Sacks 1977-10-4 16 Siskiyou S facing slope, N side of main rd. between Callahan and Cecilville, 6 mi. SW of Callahan 1463 Comment
  CAS-BOT-BC102769  Populus tremuloides Alice Eastwood 1921-7-25 10854 Siskiyou [Bigelows] Bigelow, [Mc Cloud] McCloud River Comment
  HSC28674  Populus tremuloides Frederick W. Oettinger 1968-8-17 558 Siskiyou Marble Mtn. Wilderness Area, N of Pine Lake 1860 Comment
  RSA184758  Populus tremuloides Gilbert Muth 1966-7-19 420 Siskiyou Black Mountain Trail. Meadow above Marble Valley. Marble Mountains. 1860 Comment
  SEINET10836817  Potamogeton filiformis var. alpinus Katherine L. Morris 1973-6-2 Morris 345 Siskiyou Found at the junction of Shasta and Klamath Rivers on Hwy 263. Comment
  POM312993  Potamogeton gramineus Calvin McMillan, Malcolm A. Nobs 1949-6-17 801 Siskiyou Grass Lake, Highway 97. Comment
  UC1100073  Potamogeton pectinatus Verne Grant, Irving Schneider 1947-8-26 8289 Siskiyou 1/2 mi w of Tulelake Comment
  UC1023838  Potamogeton pectinatus Douglas Barbe 1955-6-29 51 Siskiyou 4.1 mi se of Etna (on the Eastside Road, Klamath Mountains); Klamath Mountains 914 Comment
  CAS-BOT-BC143339  Potentilla cristae G. J. Muth 1969-8-10 1319 Siskiyou Ridge w. of Boulder Peak Comment
  JEPS57173 Image available Potentilla cristae L. R. Heckard 1967-8-13 1702 Siskiyou Summit Region of Mount Eddy 2743 Comment
  JEPS82728  Potentilla drummondii Wayne Roderick 1983-7-10 Siskiyou Doe Flat near the Del Norte County line; Doe Flat 1143 Comment
  HSC86548  Potentilla drummondii D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  HSC18934  Potentilla flabellifolia J. O. Sawyer 1969-7-25 1537 Siskiyou NE facing upper slope above Sugar Lake 2104 Comment
  JEPS95566  Potentilla fruticosa Vernon H. Oswald and L. Ahart 1994-7-11 6402 Siskiyou T39N R6W NE1/4 NW1/4 Sec. 25, 5850 ft, Yellow Pine Forest. Gumboot Creek on the upstream side of Forest Rd. 26 (to Mt. Shasta), ca. 0.5 mi NE of Gumboot Lake, W of Dunsmuir. Woody perennial growing on the rocky edge of the creek. 1783 Comment
  CHSC1574  Potentilla glandulosa subsp. ashlandica M. Yoder 1941-7-12 Siskiyou Castle Lake. 1981 Comment
  CAS-BOT-BC540550  Potentilla gracilis var. fastigiata Wm. Bridge Cooke 1939-7-7 13591 Siskiyou Bear Springs, Mount Shasta 1524 Comment
  CAS-BOT-BC540555  Potentilla gracilis var. fastigiata A. A. Heller 1915-8-26 12232 Siskiyou North side of Mt. Eddy 1981 Comment
  POM36721  Potentilla gracilis var. fastigiata Geo. D. Butler 1910-5-28 1419 Siskiyou Shasta Valley. Comment
  UCR38390  Potentilla millefolia G. R. Ballmer, G. F. Pratt 1985-6-19 s.n. Siskiyou Trinity Mtns, Gumboot Lake, west of Dunsmuir 1829 Comment
  CAS-BOT-BC158537  Potentilla millefolia Alice Eastwood; John Thomas Howell 1936-6-13 2752 Siskiyou 6 miles n. of Weed Comment
  CAS-BOT-BC143317  Potentilla newberryi Lillian S. Mott 1967-7-2 LM 6761 Siskiyou Along highway near Dorris 1524 Comment
  JEPS124566 Image available Prunella vulgaris subsp. lanceolata Michael Fleschner 1965-7-14 1965 -141 Siskiyou 4 miles west of Deadhouse summit HWY 89. Comment
  RSA183721  Prunella vulgaris var. lanceolata Gilbert Muth 1965-8-16 222 Siskiyou Marble Valley, Marble Mts. Comment
  HSC77117  Prunus emarginata K. T. Stillman 1976-6-25 95 Siskiyou Marble Mtn. Wilderness Area, between Marble Gap and Elk Valley Trail Comment
  JEPS82469  Prunus emarginata Gilbert Muth 1966-7-8 373 Siskiyou Marble Valley Meadow, Marble Mountain Wilderness Area Marble Valley Meadow; , Marble Mountain Wilderness Area 1792 Comment
  UC1128304  Prunus emarginata M. H. Mitchell 1936-6-8 Siskiyou Irish Bridge, Modoc Lava Beds National Monument Irish Bridge; Modoc Lava Beds National Monument, Irish Bridge 1417 Comment
  UC1281135  Prunus emarginata H. E. McMinn 1931-6-26 2506 Siskiyou near Shasta Comment
  UC60888  Prunus emarginata W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Mount Shasta, Sisson Mount Shasta; , Sisson Comment
  UCD35440  Prunus emarginata Beecher Crampton 1956-8-21 3851 Siskiyou Sacramento River Canyon just above the north fork junction with the middle and south Forks. 1066 Comment
  CAS-BOT-BC154678  Prunus subcordata Wm. Bridge Cooke 1938-8-5 11437 Siskiyou [MacBride] McBride Spring Road Comment
  UC164301  Prunus subcordata Geo. D. Butler 644 Siskiyou Humbug Divide Comment
  CAS-BOT-BC151239  Prunus virginiana var. demissa John Thomas Howell 1937-7-21 13164 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC60170  Prunus virginiana var. demissa J. P. Smith 1976-5-22 8792 Siskiyou Near County Dump in Scott Valley between Callahan and Etna 1037 Comment
  RSA105504  Prunus virginiana var. demissa Milo S. Baker, Douglas Barbe 1955-6-28 24 Siskiyou 0.8 miles N of Callahan 1006 Comment
  CAS-BOT-BC357405  Pseudognaphalium microcephalum Alice Eastwood 1921-7-26 10868 Siskiyou Soda Creek Comment
  POM161491  Pseudoroegneria spicata subsp. spicata Geo D. Butler 1904-6-27 848 Siskiyou Bluffs of Klamath River Comment
  HSC45039  Pseudotrillium rivale J. O. Sawyer, Ed Cope 1977-6-21 2983 Siskiyou Near Prescott Peak 1677 Comment
  HSC29674  Pseudotsuga menziesii var. menziesii Frederick W. Oettinger 1968-8-15 528 Siskiyou Marble Mtn. Wilderness Area, ridge above Hell Hole at the NE side of Hancock Lake 1936 Comment
  JEPS89383  Psilocarphus brevissimus Dean Wm. Taylor with Rexford E. Palmer 1988-6-23 9863 Siskiyou 4 mi n of Timbered Crater (1 mi se of Adobe Flat, Modoc Plateau); Modoc Plateau 1097 Comment
  CAS-BOT-BC72682  Pteridium aquilinum Arthur Menzies 1962-7-21 s.n. Siskiyou Mt. Eddy 2529 Comment
  CAS-BOT-BC460546  Pterospora andromedea Wm. Bridge Cooke 1939-7-28 13793 Siskiyou Mount Shasta: Along the Sisson Southern Trail 1676 Comment
  HSC63299  Pterospora andromedea M. A. Baker 1979-7-31 1095 Siskiyou Head of Tickner Creek on trail to Johnson's Hunting Trail 1400 Comment
  UC57350  Pteryxia terebinthina var. californica J. G. Lemmon and wife 1889-6-27 45 Siskiyou Edgewood, Siskiyou County Comment
  JEPS107956  Puccinellia distans Lowell Ahart, John Dittes 2005-6-9 12002 Siskiyou Meadow area along a small drainage, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  UCD169447  Puccinellia distans Lowell Ahart; John Dittes 2005-6-9 12002 Siskiyou About 2 1/2 miles (air) east-southeast of Grenada, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 300 yards east of where cattle water in the Shasta River, on the east side of a poor rock fence. 774 Comment
  CAS-BOT-BC147901  Purshia tridentata var. tridentata L. R. Abrams; J. T. Benson 1924-5-9 10173 Siskiyou Near Black Butte Comment
  HSC41796  Pyrola aphylla Brent Whiteley 1975-6-28 101 Siskiyou Irving sale of the Klamath River. 915 Comment
  HSC99616  Pyrola aphylla J. O. Sawyer 1969-7-11 856 Siskiyou Ravine above C.C.C. road. 1280 Comment
  CAS-BOT-BC460869  Pyrola aphylla Alice Eastwood 1923-5-27 11949 Siskiyou Shasta Springs Comment
  CHSC1410  Pyrola asarifolia subsp. asarifolia V. Holt 1932-6-28 Siskiyou S. S. Campus, Mt. Shasta City. 1097 Comment
  RSA240092  Pyrola californica Frederick W. Oettinger 1969-8-9 1322 Siskiyou At the stream crossing that is crossed approx. 0.6 mi. before the last crossing of the North Fork River en route up to Abbotts Upper Cabin on the main trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak., Marble Mountain Wilderness Area. 1357 Comment
  CAS-BOT-BC466130  Pyrola picta John Thomas Howell 1937-7-26 13520 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC466135  Pyrola picta Doris K. Kildale 1928-8-20 6601 Siskiyou Lily Pad Lake near Hancock Lookout on trail to Marble Mt. Comment
  HSC27641  Pyrola picta Carl W. Mize 1972-6-22 83 Siskiyou 976 Comment
  JEPS117464  Pyrrocoma lanceolata var. lanceolata Lowell Ahart, John Dittes 2010-7-30 16969 Siskiyou Riparian terraces near spring, Shasta Big Springs Ranch, 2.6 miles (air) northwest of Big Springs Lake, 3.9 miles (air) southeast of Grenada, 6.3 miles (air) northwest of Dwinnel Dam 778 Comment
  UC166599  Pyrrocoma racemosa var. paniculata Geo. D. Butler 1910-8-21 1843 Siskiyou Shasta Valley Comment
  UC563092  Pyrrocoma racemosa var. paniculata Elmer I. Applegate 1923-8-21 3925 Siskiyou s of Lower Klamath Marsh; Willow Creek Comment
  CAS-BOT-BC362387  Pyrrocoma racemosa var. racemosa W. R. Dudley 1899-8-15 s.n. Siskiyou Near Bartles ? Comment
  CAS-BOT-BC94665  Quercus garryana L. R. Abrams 1924-8-7 9895 Siskiyou Klamath River 6 miles below Hornbrook Comment
  RSA237386  Quercus garryana var. breweri Frederick W. Oettinger 1968-8-18 574 Siskiyou Due NNW of Tobacco Lake and west of the west cove of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  UCD46154  Quercus garryana var. semota D. Sanchez-Mata 1997-9-17 s.n. Siskiyou Shasta-Trinity National Forest. Shasta Caverns Road near Shasta Lake. 430 Comment
  CAS-BOT-BC105468  Quercus kelloggii Lewis S. Rose 1945-6-22 45176 Siskiyou Beaver Creek & Klamath River 548 Comment
  HSC27626  Quercus kelloggii Carl W. Mize 1972-8-17 105 Siskiyou Near Gates Creek 366 Comment
  CAS-BOT-BC104351  Quercus sadleriana Doris K. Kildale 1928-8-18 6443 Siskiyou Lead of N Fork Salmon River at Finley's upper Camp Comment
  CAS-BOT-BC104363  Quercus sadleriana Louis C. Wheeler 1934-8-6 3048 Siskiyou Klamath National Forest, Jaynes canyon 1859 Comment
  HSC99825  Quercus sadleriana G. L. Clifton, Griswold 1979-6-28 6142 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  UC1553368  Quercus sadleriana W. J. Ferlatte 1988-8-24 218 Siskiyou 17 mi n Happy Camp (near Des Moines Creek on road 18N30, 0.1 mi from road to O'Brien); Preston Pk. Quad. Comment
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Feb 9 2009
  UCD47224  Quercus sadleriana Henry Scherer 1954-8-20 s.n. Siskiyou Tickner Creek Trail, Happy Camp Ranger District, Klamath National Forest, Siskiyou County, California. Comment
  UCD47257  Quercus sadleriana John M. Tucker 1972-8-8 4247 B Siskiyou (Q. garryana Hook. var. breweri (Engelm.) Jepson). California, Siskiyou Co.; Marble Mountains, trail from Whiskey Camp to Elk Peak, ca. 2.5 mi. west-southwest of Marble Valley Guard Station (extreme southeast corner of Section 20, R.11W., T.42N. 1828 Comment
  UCD47259  Quercus sadleriana John M. Tucker 1972-8-8 4247 A Siskiyou (Q. garryana Hook. var. breweri (Engelm.) Jepson). California, Siskiyou Co.; Marble Mountains, trail from Whiskey Camp to Elk Peak, ca. 2.5 mi. west-southwest of Marble Valley Guard Station (extreme southeast corner of Section 20, R.11W., T.42N. 1828 Comment
  UCD47260  Quercus sadleriana John M. Tucker 1972-8-8 4247 A Siskiyou (Q. garryana Hook. var. breweri (Engelm.) Jepson). California, Siskiyou Co.; Marble Mountains, trail from Whiskey Camp to Elk Peak, ca. 2.5 mi. west-southwest of Marble Valley Guard Station (extreme southeast corner of Section 20, R.11W., T.42N. 1828 Comment
  UCSB24412  Quercus sadleriana Keefe, Joseph 1967-7-10 Siskiyou Indian Creek Road, 22.2 miles north of Happy Camp 1402 Comment
  CAS-BOT-BC104633  Quercus vacciniifolia John M. Tucker 1948-8-3 1776 Siskiyou 6.77 mi (bi road) below the summit of Happy Camp-Waldo road Comment
  HSC19225  Quercus vacciniifolia J. O. Sawyer 1968-9-28 749 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  RSA237820  Quercus vacciniifolia Frederick W. Oettinger 1968-9-8 783 Siskiyou On east side of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  UC1409374  Quercus vacciniifolia Frederick W. Oettinger 1968-9-5 704 Siskiyou along the trail from English to Diamond Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1889 Comment
  UC1265404  Ranunculus aquatilis var. capillaceus Frederick W. Oettinger 1969-9-5 1679 Siskiyou Abbot's Lake Salmon Mountains, Marble Mountain Wilderness Area (high lake basins in vicinity of English Peak, w Siskiyou Co.) 1767 Comment
  UC827637  Ranunculus aquatilis var. hispidulus Louis C. Wheeler 1935-6-13 3569 Siskiyou Greenview, Scott Valley Scott Valley; Greenview, Scott Valley 883 Comment
  UC70366  Ranunculus flammula Milo S. Baker 1898-8-1 511 Siskiyou Medicine Lake Comment
  UC165298  Ranunculus glaberrimus Geo. D. Butler 1910-3-7 1117 Siskiyou Shasta River Canyon Comment
  UCD96944  Ranunculus occidentalis J. P. Smith; Steve Selva 1970-6-16 4023 Siskiyou 4 miles from Calif. 3 on Road 8 to Sugar Creek. 1158 Comment
  HSC26701  Ranunculus uncinatus William J. Ferlatte 1969-6-25 1180 Siskiyou Big Flat 1524 Comment
  UC705886  Rhamnus californica subsp. californica Marion Ownbey and Fred G. Meyer 1940-7-8 2224 Siskiyou 12 mi above Happy Camp (along Indian Creek); Indian Creek Comment
  POM181614  Rhamnus californica subsp. occidentalis Dorothy Parker 1950-6-27 465 Siskiyou Near an irrigation ditch in Scott Valley. 884 Comment
  UC592954  Rhamnus rubra Carl B. Wolf 1930-10-22 Siskiyou 3 mi n Mt. Shasta City (on the Pacific Highway) 1219 Comment
  HSC72719  Rhododendron columbianum D. Parker 1965-7-24 895 Siskiyou Salmon Mtn., edge of Horseshoe lake 1860 Comment
  HSC40233  Rhus aromatica J. P. Smith 1976-5-4 8664 Siskiyou E boundary of Klamath National Forest along Hwy. 96, above Klamath River 610 Comment
  UC165929  Ribes aureum Geo. D. Butler 1909-4-13 598 Siskiyou near Yreka Comment
  CAS-BOT-BC92537  Ribes binominatum John Thomas Howell 1939-8-3 14958 Siskiyou Spirit Lake Marble Mountains. 1828 Comment
  CAS-BOT-BC92542  Ribes binominatum A. A. Heller 1920-7-9 13430 Siskiyou Sope of Mount Eddy. 2438 Comment
  UC796515  Ribes binominatum Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11769 Siskiyou about 6 mi from Etna (on Forks of Salmon Rd.) 1706 Comment
  SBBG30543  Ribes cereum D. Myrick 1968-6-22 1988 Siskiyou Lava Beds Nat Monument 1371 Comment
  UC54303  Ribes cereum H. M. Hall and E. B. Babcock July, 1903 4106 Siskiyou ne shoulder Mount Shasta; Sierra Nevada Mountains 1828 Comment
  UC858421  Ribes cereum A. A. Heller 1938-7-12 15252 Siskiyou 8 mi n Weed (on U.S. Highway 97) Comment
  HSC19430  Ribes lacustre J. O. Sawyer 1968-7-9 451 Siskiyou W of Little Duck Lake. 1936 Comment
  HSC62282  Ribes lacustre Al Hobart 1968-6-20 Siskiyou Youngs Valley Comment
  CAS-BOT-BC173292  Ribes lacustre Annetta Carter 1934-8-13 709 Siskiyou Watershed of West ranch of Indian Creek, Happy Camp to Waldo (Oregon) road, Klamath National Forest 1463 Comment
  HSC24242  Ribes lobbii J. O. Sawyer 1968-6-18 213 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  HSC29418  Ribes lobbii Frederick W. Oettinger 1969-7-14 1019 Siskiyou Marble Mtn. Wilderness Area, saddle along ridge between Charmaine Lake and Abbott's Lake 1890 Comment
  HSC65689  Ribes lobbii J. P. Smith, Steve Selva 1970-6-15 3964 Siskiyou 20 mi. E of Cecilville on the road to Callahan. 1646 Comment
  RSA0021148  Ribes lobbii Geo. D. Butler 1910-7-14 1782 Siskiyou Shackleford Creek. Comment
  CAS-BOT-BC212480  Ribes marshallii John Thomas Howell 1939-8-2 14876 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CDA25541  Ribes marshallii T. C. Fuller 1958-6-18 1794 Siskiyou At summit of Siskiyou Mountains. 0 Comment
  HSC34303  Ribes marshallii J. P. Smith, J. O. Sawyer 1973-8-14 7299 Siskiyou On trail from Campbell Lake to Cliff Lake 1829 Comment
  HSC40859  Ribes marshallii J. O. Sawyer 1973-7-18 2550 Siskiyou Hamilton Camp Comment
  SEINET5339459  Ribes marshallii G. Butler 1910-7-8 1682 Siskiyou Shackleford Creek 1219 Comment
  SEINET13942695 Image available Ribes nevadaense Alice Eastwood 2012-1 1324 Siskiyou Cantara Comment
  UC1483506  Ribes roezlii J. Sawyer and J. Cole 1980-7-21 3813 Siskiyou n and w Little Mt. Hoffman; Klamath National Forest, Medicine Lake Quad. 1981 Comment
  RSA0018039  Ribes roezlii I. L. Wiggins 1950-5-28 12374 Siskiyou Above Grouse Creek, about 1.5 miles from Carmen Lake. 1585 Comment
  SBBG27523  Ribes roezlii var. cruentum L. C. Wheeler 1934-6-28 2815 Siskiyou Little Soda Crk, Sterling Mtn 1066 Comment
  UC166612  Ribes roezlii var. cruentum Geo. D. Butler 1909-5-31 780 Siskiyou Humbug Creek Comment
  JEPS8478  Ribes sanguineum Rimo Bacigalupi with J. P. Tracy, L. Constance, R. Moran, R. L. Rodriguez, and S. Carlquist 1951-6-16 3455 Siskiyou about 1.5 mi below and se of saddle at summit Takilma-Happy Camp road Comment
  UCD102486  Ribes sanguineum T. H. Harris 1951-6-1 s.n. Siskiyou Indian Creek Basin, Happy Camp. 1524 Comment
  CAS-BOT-BC173907  Ribes velutinum Elmer I. Applegate 1927-4-24 5001 Siskiyou Modoc Lava Beds, Battle Ground Comment
  CAS-BOT-BC168807  Ribes viscosissimum Alice Eastwood 1912-7-19 1246 Siskiyou Mount Shasta Comment
  HSC61945  Ribes viscosissimum Al Hobart 1968-6-13 Siskiyou Poker Flat 1768 Comment
  HSC76888  Ribes viscosissimum K. T. Stillman 1976-7-7 152 Siskiyou Marble Mtn. Wilderness Area, trail from S Kelsey Creek to Paradise Lake 1677 Comment
  RSA0020920  Ribes viscosissimum Frederick W. Oettinger 1969-7-9 934 Siskiyou Northwest of Upper English Lake. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  HSC99213  Romanzoffia sitchensis Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  SBBG30531  Rorippa curvisiliqua D. Myrick 1968-6-26 2032 Siskiyou Big Flat, head of Coffee Crk; Trinity Alps 1524 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
  POM277827  Rosa brownii H. E. Brown 1897-6-1 349 Siskiyou Near Mt. Shasta. 1829 Comment
  CAS-BOT-BC147461  Rosa californica Don. Reinoehl 1925-4-1 s.n. Siskiyou Dunsmuir Comment
  HSC19382  Rosa gymnocarpa J. O. Sawyer 1968-6-25 347 Siskiyou Along Horse Range Creek 1646 Comment
  HSC29497  Rosa gymnocarpa Frederick W. Oettinger 1969-9-4 1640 Siskiyou NW side of Hancock Lake 1951 Comment
  HSC29499  Rosa gymnocarpa Frederick W. Oettinger 1968-8-17 559 Siskiyou Marble Mtn. Wilderness Area, Pine Lake Meadow 1875 Comment
  HSC31805  Rosa gymnocarpa Steve Selva, Roger Jensen 1974-8-26 55 Siskiyou Sugar Lake trail Comment
  POM365833  Rosa gymnocarpa M. B. Dunkle 1944-6-25 9028 Siskiyou Siskiyou National Forest. 1677 Comment
  CHSC4281  Rosa pisocarpa D. Parker 1965-7-26 906 Siskiyou Cabin Meadow Creek, tributary to the E Fork of Scott River. 1676 Comment
  CAS-BOT-BC147984  Rubus leucodermis Doris K. Kildale 1928-7-1 5328 Siskiyou Forks of Salmon Comment
  CAS-BOT-BC147309  Rubus parviflorus Gilbert J. Muth 1969-8-10 1353 Siskiyou Red Mountain Ridge Comment
  CAS-BOT-BC147317  Rubus parviflorus L. E. Smith 1913-5-27 291 Siskiyou Weed Comment
  HSC58948  Rubus parviflorus Marvin Butler 1971-7-19 156 Siskiyou Near Marv's Meadow, close to the town of Cave Junction. 1464 Comment
  UC1483467  Rumex acetosella Maralyn A. Renner 1980-7-24 2040 Siskiyou Lily Pad Lake Klamath National Forest, Seiad Valley Quad. 1767 Comment
  CAS-BOT-BC422224  Rumex acetosella Doris K. Kildale 1928-7-4 5497 Siskiyou Summit of divide between Sawyers Bar & Etna Comment
  HSC19446  Rumex acetosella J. O. Sawyer 1969-7-11 1342 Siskiyou Along trail to Sugar Lake 1707 Comment
  RSA237867  Sagina decumbens subsp. occidentalis Frederick W. Oettinger 1969-9-5 1688 Siskiyou South side of David Mt., Abbotts Lake region. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  UC935797  Sagittaria cuneata Herbert L. Mason 1948-7-18 13607 Siskiyou Grass Lake Comment
  CAS-BOT-BC103370  Salix bonplandiana Doris K. Kildale 1929-6-25 8359 Siskiyou Klamath River, 6 miles north of Hornbrook 609 Comment
  CAS-BOT-BC107788  Salix hindsiana Doris K. Kildale 1928-7-25 5867 Siskiyou Between Gottsville & Brown's Resort on Klamath River Comment
  RSA101634  Salix laevigata Thomas Howell 1889-4-14 1393 Siskiyou Hornbrook. Comment
  LA208808  Salix lasiandra Mrs. H. P. Bracelin; 1931-6-19 411 Siskiyou NE side of Mount Eddy, ca16 km NW of Shasta City, above Metcalf ranch house 1425.0 Comment
  LA208814  Salix lasiandra Mrs. H. P. Bracelin; 1931-6-19 423 Siskiyou NE side of Mount Eddy, about 16 km NW of Shasta City, above Metcalf ranch house 1350.0 Comment
  UCSB10876  Salix lasiandra Bracelin, H. 1931-6-19 Siskiyou North base of Mount Eddy, about 10 km. northwest of Shasta City 1200 Comment
  CAS-BOT-BC107063  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 419 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1425 Comment
  LA208781  Salix lasiolepis Mrs. H. P. Bracelin; 1931-6-21 469 Siskiyou N side of Mount Eddy, about 21 km NW of Shasta City; 300 km. below Dobkin's Lake 1650.0 Comment
  UC375225  Salix lasiolepis Geo. D. Butler 1909-3-13 1081 Siskiyou along creek near Yreka (Butler's Ranch, just below junction of Hamburg Gulch) Comment
  UCR133523  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-21 469 Siskiyou North side of Mount Eddy, about 21 km northwest of Shasta City, below Dobkins Lake 1650 Comment
  CAS-BOT-BC124540  Salix lasiolepis var. lasiolepis Louis C. Wheeler 1934-12-16 3363 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  CAS-BOT-BC124545  Salix lasiolepis var. lasiolepis Louis C. Wheeler 1934-12-16 3363 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  CAS-BOT-BC128350  Salix lasiolepis var. lasiolepis L. E. Smith 1913-3-1 s.n. Siskiyou Mt. Eddy Comment
  POM362801  Salix lasiolepis var. sandbergii Louis C. Wheeler 1934-12-16 3363 Siskiyou Oak Knoll Ranger Station. Klamath River. Siskiyou Mtns. 671 Comment
  SBBG57902  Salix lemmonii Mrs. H. P. Bracelin 1931-6-21 467 Siskiyou ca. 21 km NW of Shasta City, 180 m below Dobkin's Lake, N side of Mount Eddy 1770 Comment
  UC482240  Salix lemmonii Mrs. H. P. Bracelin 1931-6-19 415 Siskiyou ca. 16 km. n.w. Shasta City (n.e. side Mt. Eddy, above Metcalf ranch house); Mt. Eddy 1455 Comment
  CAS-BOT-BC129041  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 442 Siskiyou North base of Mount Eddy, about 1 km. up from Metcalf ranch house, about 17 km. northwest of Shasta City 1170 Comment
  CDA21576  Salix scouleriana Marianne Cabot 2008-8-12 PDR# 1413931 Siskiyou Ft. Jones, 6711 Mill Creek Rd. 0 Comment
  UC1135100  Salix scouleriana H. A. Jensen 1933-10-25 366 Siskiyou s. of Signal Butte (Mt. Shasta-McCloud Rd.); Shasta Nat'l Forest, Dunsmuir Quad. Comment
  UC375230  Salix scouleriana Geo. D. Butler 1910-5-30 1439 Siskiyou Humbug Mt. 1219 Comment
  HSC91170  Salix sitchensis Jennifer Whipple 1976-9-4 1800 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC163996  Salvia dorrii var. dorrii Geo. D. Butler 1908-7-16 178 Siskiyou near Yreka (Klamath River bluffs); Klamath River Comment
  SEINET9287629  Sambucus canadensis var. canadensis Unknown 2009-5-31 Siskiyou High elevation, semi-arid desert ecosystem; native species; collected at Lava Beds National Monument, directly South of Tulelake, CA. Comment
  CAS-BOT-BC236481  Sambucus racemosa subsp. racemosa Doris K. Kildale 1928-8-19 6500 Siskiyou English Lake, head of north fork of Salmon River Comment
  CHSC32941  Sambucus racemosa var. microbotrys J. P. Smith; Steve Selva 1970-6-16 4066 Siskiyou 8 miles west of Etna on road to Sawyers Bar. 1371 Comment
  UC169066  Sambucus racemosa var. microbotrys Harley P. Chandler 1901-6-25 1610 Siskiyou Upper Cotter Valley [Cuddihy Valley] (ridges and meadows near Marble Mountain); North Coast Ranges 2133 Comment
  UC1034053  Sanicula graveolens W. Bridge Cooke 1941-7-18 16083 Siskiyou below Wagon Camp (near the Bear Springs-Wagon Camp Road, Mount Shasta); Mount Shasta 1706 Comment
  RSA471483  Sanicula graveolens M. B. Dunkle 1944-6-27 9043 Siskiyou Siskiyou Natl. Forest Comment
  SEINET13945236 Image available Sanicula nevadensis Lincoln Constance, Ren Hwa Shan 1946-1 3059 Siskiyou East bank of Sacramento River at Dunsmuir, alt. 2300 ft 701 Comment
  UC1190119  Saxifraga bryophora Ira L. Wiggins 1955-7-27 13547 Siskiyou Salmon-Trinity Alps Primitive Area, Caribou Lake Caribou Lake; Trinity Alps, Salmon-Trinity Alps Primitive Area, Caribou La 2042 Comment
  RSA238318  Saxifraga ferruginea Frederick W. Oettinger 1968-8-1 337 Siskiyou South side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  UC1190142  Saxifraga ferruginea Ira L. Wiggins 1955-7-27 13548 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area, Caribou Lake 2042 Comment
  RSA211111  Saxifraga odontoloma William J. Ferlatte 1967-8-23 1105 Siskiyou Kidd Creek Trail. Trinity Alps. 1951 Comment
  UCD126475  Schedonorus pratensis A. A. Heller 1915-8-24 12214 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1188 Comment
  JEPS75307  Schoenoplectus acutus var. occidentalis Geo. D. Butler 1909-10-10 1092 Siskiyou swampy place 1 mi n Yreka; n of Yreka Comment
  CAS-BOT-BC111665  Schoenoplectus pungens var. badius D. E. Breedlove 1962-6-10 3324 Siskiyou On the north bank of the Klamath River at its junction with Goff Creek. 411 Comment
  RSA167320  Scirpus congdonii Joseph P. Tracy 1950-7-19 19203 Siskiyou Flint Valley, about 5 miles southeast of Elk Valley 1433 Comment
  UCD13174  Scirpus congdonii Clyde Byfield 1973-7-6 S 370 Siskiyou Klamath National Forest, on U.S.F.S. trail 11 W 23, .5 mile west of Hayes Cabin. 1554 Comment
  RSA105370  Scribneria bolanderi G. D. Barbe 1955-7-6 125 Siskiyou SE shore of Taylor Lake, Salmon Mtns. 1951 Comment
  UC164350  Scrophularia lanceolata Geo. D. Butler 1910-5-22 1383 Siskiyou Yreka Creek Comment
  CAS-BOT-BC214256  Scutellaria nana Milo S. Baker 1957-6-15 13105 Siskiyou Road cut just S of 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
  UC164005  Scutellaria siphocampyloides Geo. D. Butler 1908-6-29 175 Siskiyou Cherry Creek Comment
  RSA64691  Scutellaria siphocampyloides Albert M. Vollmer, L. Beane 1951-6-2 42 Siskiyou Klamath River Hwy, between US 99 and Gottville. Comment
  CAS-BOT-BC94957  Sedum kiersteadiae R. C. Wenk 2005-7-20 353 Siskiyou National Forest Road 17, 1 mi. down road to N, heading toward Mt. Shasta 2029 Comment
  HSC40493  Sedum laxum subsp. heckneri J. O. Sawyer 1973-7-16 2545 Siskiyou Along Big Meadow Creek 1128 Comment
  RSA0104951  Sedum laxum subsp. laxum John F. Emmel 1974-7-16 512 Siskiyou 0.3 air miles WSW of Cyclone Gap; Siskiyou Mts. 1616 Comment
  JEPS84102  Sedum obtusatum L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6320 Siskiyou ca 1/2 air mi from Red Butte (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass, eastern slopes); 1/2 air mi from Red Butte, nne of Seiad Valley 1750 Comment
  JEPS28951  Sedum obtusatum subsp. boreale Wayne Roderick Siskiyou Walker on the Upper Klamath River; upper Klamath River, Walker 464 Comment
  HSC90581  Sedum obtusatum subsp. retusum Jennifer Whipple 1976-7-9 1393 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2226 Comment
  CAS-BOT-BC64084  Sedum oregonense Ira L. Wiggins 1955-7-27 13521 Siskiyou Caribou lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  RSA0083647  Sedum oregonense Frederick W. Oettinger 1968-9-7 770 Siskiyou NW-facing slope of Golden Peak, due SE of Tobacco Lake and at approx. mid slope. 2012 Comment
  RSA603161  Sedum oregonense L. C. Wheeler 1934-7-3 2847 Siskiyou Head of Soda Crk, Sterling Mt, Siskiyou Mtns. (Mt. Diablo Mer.) 677 Comment
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Oct 12 2020
  RSA0074772  Sedum spathulifolium L. C. Wheeler 1934-8-16 3171 Siskiyou Siskiyou Mountains: 2 mi. east of White Mt. 1920 Comment
  UC1408848  Selaginella densa var. scopulorum Frederick W. Oettinger 1968-8-5 401 Siskiyou ridges between English Peak and Diamond Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 2072 Comment
  HSC99740  Selaginella scopulorum J. O. Sawyer 1969-6-12 882 Siskiyou Ridge SE of Eaton Lake 2226 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
  CAS-BOT-BC363426  Senecio aronicoides Alice Eastwood 1921-7-28 10881 Siskiyou Medicine Lake Comment
  UCD135525  Senecio aronicoides R. Tofsrud; J. M. Tucker 1948-8-2 1763 Siskiyou Panther Meadows, south slope of Mt. Shasta. 2407 Comment
  CDA8621  Senecio hydrophilus David Van Baren 2007-8-27 PDR# 1278072 Siskiyou Butte Valley Wildlife Area; Pond 8A-Z. Comment
  SBBG8762  Senecio integerrimus H. and M. Dearing 1938-6-28 2187 Siskiyou Mt Shasta 1828 Comment
  CAS-BOT-BC363942  Senecio integerrimus var. exaltatus Roxana S. Ferris; Laura Lorraine 1941-8-11 10505 Siskiyou Slopes above Medicine Lake. Shasta National Forest Comment
  CDA8646  Senecio integerrimus var. exaltatus Vernon H. Oswald & Lowell Ahart 1998-6-11 9216 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Road and Highway 97, ca. 5 miles north of Macdoel. Comment
  HSC90545  Senecio integerrimus var. exaltatus Jennifer Whipple 1976-7-2 1265 Siskiyou Dobkins Lake drainage on E facing slopes above Dobkins Lake 2256 Comment
  UC166202  Senecio integerrimus var. exaltatus Geo. D. Butler 1910-5-10 1323 Siskiyou Goosenest foothills Goosenest 1676 Comment
  CDA8647  Senecio integerrimus var. exaltatus T. C. Fuller 1962-6-12 8965 Siskiyou Road to Medicine Lake, ca. 3 miles southeast of Dorris. 0 Comment
  HSC77018  Senecio integerrimus var. major K. T. Stillman 1976-6-25 39 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  RSA120646  Senecio streptanthifolius Milo S. Baker 1955-6-26 13076 Siskiyou Highway 99, four miles south of Gazelle. 915 Comment
  CAS-BOT-BC364442  Senecio triangularis Doris K. Kildale 1928-7-2 5402 Siskiyou Salmon Summit, via Horn Creek trail Comment
  HSC67710  Senecio triangularis John Palmer 1980-7-24 610 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  HSC78188  Senecio triangularis L. P. Janeway 1983-7-10 399 Siskiyou Poker Flat 1524 Comment
  HSC91240  Senecio triangularis Jennifer Whipple 1978-10-6 2402 Siskiyou Primarily N facing slopes in the Eddy Creek drainage. 2317 Comment
  CAS-BOT-BC364429  Senecio triangularis Gilbert Muth 1965-8-2 s.n. Siskiyou Meadow at Marble Valley Comment
  UC722747  Senecio triangularis C. L. Hitchcock and J. S. Martin 1939-7-6 5204 Siskiyou 2 mi within California boundary on Takilma- Happy Camp road; Siskiyou Mts. 1554 Comment
  JEPS95250  Shepherdia canadensis Janet and Steve Edwards 1995-7-30 Siskiyou Parks Creek Road (USFS Road 17; Stewart Springs Road of some maps) 1731 Comment
  JEPS57210  Sibbaldia procumbens L. R. Heckard 1967-8-14 1729 Siskiyou above Horse Camp (on sw flank of Mt. Shasta); Mt. Shasta 2560 Comment
  POM210952  Sibbaldia procumbens Louis C. Wheeler 1934-8-2 3018 Siskiyou Alex Hole. Alex Canyon. Siskiyou Mtns. 1890 Comment
  CAS-BOT-BC213141  Sidalcea Doris K. Kildale 1928-7-25 5878 Siskiyou Klamath River near Hamburg 457 Comment
  RSA448556  Sidalcea M. B. Dunkle 1945-07 9249 Siskiyou Klamath National Forest; Marble Mts. Comment
  RSA87483  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-30 19641 Siskiyou 4 miles north of Happy Camp on road to Waldo. Comment
  HSC81547  Sidalcea malviflora subsp. nana Thomas W. Nelson, Jane Nelson 1980-7-21 6163 Siskiyou Along Forest Service Rd. 40N08, .6 mi. from junction with State Rte. 3 1646 Comment
  HSC39067  Sidalcea oregana A. M. Montalvo, J. D. Ackerman 1975-7-18 573 Siskiyou S fork Sacramento River, off FS Rd. 40N30, between Mt. Eddy and Boulder Pk. Comment
  RSA211117  Sidalcea oregana subsp. oregana W. J. Ferlatte 1966-8-18 419 Siskiyou Along the South Fork of the Salmon River between the campground and Carter s. 1524 Comment
  JEPS67261  Sidalcea oregana subsp. spicata Geo. D. Butler 1909-6-22 905 Siskiyou Goosenest Mt. Comment
  JEPS84224  Silene bernardina L. R. Heckard with J. Hickman et al. 1986-7-17 6499 Siskiyou ca 14.5 mi from Hwy 96 Walker (near Dry Lake, Oak Knoll Ranger Station road to Condrey Mt.); near Dry Lake, road to Condrey Mt. 2000 Comment
  CAS-BOT-BC174857  Silene campanulata subsp. campanulata D. E. Breedlove 1962-6-10 3304 Siskiyou Along Indian Creek Road, 13.1 miles northwest of Happy Camp; Siskiyou Mountains 670 Comment
  JEPS100205  Silene campanulata subsp. glandulosa Dean W. Taylor 2002-6-10 18119 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
  UC852816  Silene campanulata subsp. glandulosa John Thomas Howell 1939-8-3 14971 Siskiyou Spirit Lake Marble Mts., Spirit Lake 1828 Comment
  RSA237849  Silene campanulata subsp. glandulosa Frederick W. Oettinger 1969-8-22 1497 Siskiyou On the south side of Horses Hole Pond above Horse Range Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  HSC43041  Silene campanulata subsp. greenei J. O. Sawyer, Ken Stillman 1976-7-2 2814 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  HSC81676  Silene campanulata subsp. greenei Thomas W. Nelson, Jane P. Nelson 1980-7-21 6160 Siskiyou Along FS Rd. 40N08, 0.6 mi. from junction with Hwy. 3 1646 Comment
  CAS-BOT-BC388951  Silene grayi A. A. Heller 1915-7-16 12094 Siskiyou North side of Mt. Eddy 1524 Comment
  UCD98588  Silene grayi Mary Ann Showers 1980-7-23 1921 Siskiyou on south and east-facing slopes of Pumice Stone Mt. 2103 Comment
  CAS-BOT-BC389426  Silene lemmonii Wm. Bridge Cooke 1938-7-1 11126 Siskiyou Mount Shasta. Near Bear Springs Comment
  UC1483449  Silene lemmonii J. Sawyer and J. Cole 1980-7-22 3940 Siskiyou nw slopes of Cedar Mtn. Klamath National Forest, Bray Quad., Cedar Mtn. 1524 Comment
  HSC99987  Silene lemmonii Thomas W. Nelson 2005-7-16 9379 Siskiyou Along F. S. Rd. 42N16. 1337 Comment
  UC1475705  Silene marmorensis Clifton and Griswold 1979-6-26 6006 Siskiyou close to town Forks of Salmon (Little North Fork, near Salmon River); Sawyer's Bar Quad., near Salmon River, Little North Fork 683 Comment
  CAS-BOT-BC389529  Silene menziesii Geo. D. Butler 1910-6-4 1493 Siskiyou Shackleford Creek Comment
  UC375340  Silene menziesii Geo. D. Butler 1909-6-10 967 Siskiyou near Yreka; near Yreka Comment
  CAS-BOT-BC175120  Silene suksdorfii Mary Ann Showers 1980-8-28 2071 Siskiyou On vertical n and ne-facing slopes of Red Butte, on lower slope of Mt. Shasta, Shasta-Trinity Natl Forest 2468 Comment
  RSA275375  Silene vulgaris J. O. Sawyer, K. T. Stillman 1976-7-1 2792 Siskiyou Along the Little North Fork of the Salmon River. 732 Comment
  CAS-BOT-BC75158  Sisymbrium altissimum L. B. Kildale 1930-5-31 9812 Siskiyou Island in Klamath River near Camp Lowe. Comment
  RSA237355  Sisymbrium altissimum Frederick W. Oettinger, R. F. Thorne 1969-8-4 1528 Siskiyou Campsite, English Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  SEINET3920543  Sisyrinchium bellum Douglass Henderson 1985-6-8 6974 Siskiyou Shasta-Trinity NF along Hwy 89 between McLeod and Susanville, ca 1 mile SE of Bartle. Along north side of Hwy.; 0 1207 Comment
  UC429235  Sisyrinchium bellum unknown April 1903 Siskiyou Yreka; Mount Mooney Comment
  UC1222556  Smilacina racemosa Joseph P. Tracy 1951-6-16 19487 Siskiyou near State Line (at crossing of Takilma-Happy Camp Rd); Summit of Siskiyous 1463 Comment
  HSC30444  Smilax jamesii Frederick W. Oettinger 1968-9-4 691 Siskiyou Salmon Mountains, High Lake Basin in the vicinity of English Peak, Marble Mountain Wilderness Area, outlet of Abbott's Lake. 1723 Comment
  UC30091  Smilax jamesii Harley P. Chandler June, 1901 1625 Siskiyou ridges and meadows near Marble Mountain; North Coast Ranges 2133 Comment
  RSA795337  Solanum dulcamara L. Ahart, John Dittes 2010-7-30 16939 Siskiyou Along the south edge of the Shasta River, about 100 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 air miles southwest of Big Springs Lake, 4.6 air miles northwest of Dwinnel Dam, 5.7 air miles southeast of Grenada. 717 Comment
  CAS-BOT-BC157044  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-20 1772 Siskiyou Near Yreka along Shasta River Comment
  UC1409253  Solanum umbelliferum Frederick W. Oettinger 1969-8-12 1347 Siskiyou along trail above Willow Springs (between English Lake and Abbotts, Marble Mountain Wilderness Area, High Lake Basins in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1676 Comment
  UC1222769  Solanum umbelliferum Joseph P. Tracy 1950-7-20 19214 Siskiyou 8 mi se of Flint Valley (on road to Orleans) Comment
  UC61053  Solidago elongata W. A. Setchell, C. C. Dobie 1902-7-22 Siskiyou Hearst Castle Comment
  CAS-BOT-BC365573  Solidago elongata Elmer I. Applegate 1923-9-7 3957 Siskiyou Doggett Ridge, Siskiyou Mountain, Klamath River canyon Comment
  SEINET5709930  Solidago multiradiata Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7698 Siskiyou Scott Mts. Collected along Road 17, 8.8 miles SW from the intersection of I-5 and Stewart Springs Road.; Scott Mountains 1586 Comment
  UC88188  Solidago spectabilis K. Curran Jul 1887 Siskiyou Sisson's Comment
  CAS-BOT-BC365249  Solidago velutina subsp. californica Geo. D. Butler 1910-7-30 1800 Siskiyou Yreka Creek Comment
  CAS-BOT-BC157321  Sorbus californica Wm. Bridge Cooke 1938-7-22 11341 Siskiyou Sisson Southern Trail spring Comment
  HSC18907  Sorbus scopulina J. O. Sawyer 1968-6-18 203 Siskiyou Above S Russian Creek, below the Blake's Fork confluence. 1463 Comment
  HSC29500  Sorbus scopulina Frederick W. Oettinger 1968-8-13 501 Siskiyou Marble Mtn. Wilderness Area, S inlet to Hancock Lake 1936 Comment
  UCD92633  Sorghum halepense Collector Unknown 1956-8-21 s.n. Siskiyou Mt. Shasta City. Comment
  CAS-BOT-BC149686  Spiraea douglasii Geo. D. Butler 1910-7-9 1708 Siskiyou Shackleford Creek 1219 Comment
  RSA472783  Spiraea douglasii Louis C. Wheeler 1934-8-16 3176 Siskiyou 2 miles SE White Mtn. Siskiyou Mtns. 1738 Comment
  UC195237  Spiraea douglasii Annie M. Alexander and Louise Kellogg 1911-7-29 301 Siskiyou Rush Creek 1950 Comment
  HSC71  Spiraea splendens var. splendens William J. Ferlatte 1967-7-25 731 Siskiyou Caribou Basin 1982 Comment
  RSA237645  Spiranthes romanzoffiana Frederick W. Oettinger 1968-8-12 497 Siskiyou Tobacco Lake trail. The Salmon Mountains; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1890 Comment
  HSC102661  Sporobolus cryptandrus J. P. Smith 2009-6-1 12619 Siskiyou Gazelle to Callahan Road. Comment
  CHSC62565  Stachys ajugoides var. rigida L. P. Janeway 1993-8-30 4570 Siskiyou Along Gumboot Creek just below Gumboot Lake. 1844 Comment
  JEPS117252  Stachys palustris subsp. pilosa Lowell Ahart, John Dittes 2010-7-30 16948 Siskiyou In shallow water or on wet soil, on the south edge of the Shasta River, about 80 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) s 716 Comment
  HSC27097  Stachys rigida J. P. Smith, J. O. Sawyer 1972-9-14 5808 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  CAS-BOT-BC391221  Stellaria longipes subsp. longipes Elmer I. Applegate 1923-8-17 3839 Siskiyou Medicine Lake 1981 Comment
  RSA576948  Stellaria media subsp. pallida L. C. Wheeler 1934-6-19 2736 Siskiyou North Hungry Creek. Siskiyou Mtns. 1098 Comment
  CAS-BOT-BC204674  Stenanthium occidentale James R. Shevock 2012-7-21 40558 Siskiyou Siskiyou Mts., Rogue River National Forest. Along Forest Service Road 1055, 0.5 mile below Cook and Green Pass, Applegate River Drainage 1432 Comment
  UCD139813  Stenanthium occidentale G. L. Clifton 1975-7-29 6042 Siskiyou near Copper Butte and Seiad Valley. 1328 Comment
  CAS-BOT-BC516472  Stenanthium occidentale J. M. Tucker; L. K. Mann; S. L. Holloway 1963-8-18 3747 Siskiyou Upper Canyon Creek ca. 1/2 mile northeast of the Marble Valley Guard Station, Marble Mountain Wilderness ARea 1920 Comment
  CAS-BOT-BC375642  Stephanomeria lactucina Alice Eastwood 1912-7-17 1207 Siskiyou Sisson Comment
  HSC4763  Stephanomeria lactucina William J. Ferlatte 1966-8-5 327 Siskiyou N side of Caribou Mtn. 1982 Comment
  JEPS24635  Stephanomeria lactucina Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6790 Siskiyou A little above and east of McBride Springs south slopes of Mt. Shasta. 1432 Comment
  RSA15798  Stephanomeria virgata C. B. Wolf 1927-8-26 1040 Siskiyou On the Klamath River, 4 mi N of Gottville. Comment
  HSC76767  Stipa occidentalis var. californica K. T. Stillman 1976-8-7 378 Siskiyou Marble Mtn. Wilderness Area, Box Camp Mtn. 2195 Comment
  SD98975  Stipa thurberiana Darley F. Howe 1977-7-5 4996 Siskiyou 15 miles southeast of Granada. 1219 Comment
  SEINET10603975  Stipa thurberiana Louis C. Wheeler 1935-5-7 Wheeler 3470 Siskiyou Precipitous rocky s slope Klamath River at Ash Creek, Siskiyou Mts., S 14, T 46 N, R 7 W, Mt. Diablo Mer. 610 Comment
  UC137022  Streptanthus barbatus J. W. Congdon 1900-8-10 Siskiyou near Sisson 1082 Comment
  OBI55476  Streptanthus barbatus David J. Keil, Kathleen Keil 1992-7-21 23530 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08, 1.7 mi W of Scott Mtn rd (hwy 3) Comment
  CAS-BOT-BC87840  Streptanthus tortuosus Alice Eastwood 1912-9-1 2065 Siskiyou Mount Shasta. Comment
  CAS-BOT-BC87843  Streptanthus tortuosus Alice Eastwood; John Thomas Howell 1937-6-26 5038 Siskiyou Salmon Mountains above Taylor Creek. Comment
  CHSC30242  Streptanthus tortuosus var. orbiculatus M. S. Taylor; J. Prouty, E. Heinitz 1980-8-18 3263 A Siskiyou Little Mt. Hoffman, w side. 2225 Comment
  HSC61981  Streptanthus tortuosus var. tortuosus Al Hobart 25 Jul [year missing] Siskiyou Preston Peak 1982 Comment
  RSA183493  Streptopus amplexifolius J. M. Tucker 1963-8-19 3771 Siskiyou Headwaters of Canyon Creek, Marble Mountain Wilderness Area. 1951 Comment
  JEPS97194  Streptopus amplexifolius var. americanus Julie Kierstead Nelson with Maria Ulloa-Cruz 1995-8-22 95054 Siskiyou 1 1/2 mi W of The Eddys (on Parks Creek Road (Rd. 17); W slope of Parks Creek drainage); Shasta-Trinity National Forests, Mt. Shasta Ranger District 1737 Comment
  HSC68027  Swertia albicaulis var. nitida J. P. Smith, Steve Selva 1970-7-15 4359 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  HSC76697  Swertia radiata K. T. Stillman 1976-7-8 200 Siskiyou Marble Mtn. Wilderness Area 1829 Comment
  CAS-BOT-BC269617  Symphoricarpos albus var. laevigatus Marcus E. Jones 1931-7-17 29034 Siskiyou Shasta City (Sisson's) Comment
  HSC60124  Symphoricarpos albus var. laevigatus M. A. Baker 1977-6-27 386 Siskiyou Happy Camp. Comment
  RSA300513  Symphoricarpos albus var. laevigatus John Dourley, W. Wisura 1982-10-17 3882 Siskiyou Mill Creek Ridge, ca. 18 mi N of Happy Camp, along old road up Indian Creek. 1524 Comment
  CAS-BOT-BC234787  Symphoricarpos mollis John Thomas Howell 1939-8-2 14947 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC4003  Symphoricarpos mollis C. B. Wolf 1927-8-27 1113 Siskiyou Klamath River at Happy Camp. Comment
  RSA428900  Symphoricarpos mollis M. B. Dunkle 1944-7-7 9072 Siskiyou Siskiyou Nat'l Forest. Comment
  UC1045253  Symphoricarpos mollis var. acutus unknown 1940-8-2 15393 Siskiyou near Bear Springs meadow; Mount Shasta Comment
  CAS-BOT-BC245773  Symphoricarpos rotundifolius Wm. Bridge Cooke 1938-8-23 11578 Siskiyou Above Bolam Creek, Mount Shasta 2590 Comment
  RSA45335  Symphoricarpos vaccinioides Dorothy Parker 1947-5-23 183 Siskiyou Dry NE slopes of the Gazelle Mts. Comment
  HSC58870  Symphyotrichum bracteolatum Marvin Butler 1971-8-11 308 Siskiyou Near Youngs Valley, close to the town of Cave Junction 1403 Comment
  UC1538954  Symphyotrichum bracteolatum W. J. Ferlatte 1987-9-2 2111 Siskiyou 0.8 mi e of, n side of Hwy A-12 Grenada 768 Comment
  CAS-BOT-BC97882  Symphyotrichum eatonii Laura M. Lathrop 1903-7-20 s.n. Siskiyou Shasta Retreat Comment
  HSC5081  Symphyotrichum foliaceum var. parryi Geo. D. Butler 1910-8-13 1830 Siskiyou Quartz Valley Comment
  CAS-BOT-BC98445  Symphyotrichum spathulatum Alice Eastwood 1921-7-25 10844 Siskiyou Bigelows, McCloud River Comment
  OBI80256  Symphyotrichum spathulatum David J. Keil, Kathleen Keil 1990-7-28 s.n. Siskiyou Marble Mountains. Klamath National Forest. Rye Patch Creek Trail. 1700 Comment
  CAS-BOT-BC98428  Symphyotrichum spathulatum W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Comment
  UC75826  Symphyotrichum spathulatum Milo S. Baker 1898-8-22 Siskiyou Bear Valley Mts. along stream Bear Valley Mts. Comment
  CAS-BOT-BC99366  Symphyotrichum spathulatum var. yosemitanum W. R. Dudley 1901-8-25 s.n. Siskiyou north of Salmon-Scott divide, Salmon Mts. Comment
  HSC101563  Syringa J. P. Smith, J. O. Sawyer 2010-5-6 12822 Siskiyou Along Rd. 92K02, E of Copco. 778 Comment
  UC1131546  Taeniatherum caput-medusae H. S. Yates 1936-6-21 5808 Siskiyou 1/2 mi ne of Hilt 1036 Comment
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Jun 18 2011
  SD113986  Taraxia tanacetifolia Darley F. Howe 1964-8-5 3938 Siskiyou 4.4 miles south of Dorris on #97 1280 Comment
  RSA120813  Taxus brevifolia G. D. Barbe 1955-7-9 158 Siskiyou S side of Kangaroo Lake, Scott Mtns. 1829 Comment
  RSA605357  Taxus brevifolia L. C. Wheeler 1959-7-25 7596 a Siskiyou Marble Mountains: Camp Three, Rogers Creek 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
  UCSB16646  Tellima grandiflora Breedlove, Dennis 1962-6-11 Siskiyou about 20 miles west of Fort Jones, Marble Mountains 914 Comment
  CAS-BOT-BC332877  Tetradymia canescens Elmer I. Applegate 1935-8-3 10003 Siskiyou Lyons Road, north boundary of Lava Beds National Monument Comment
  UC1539985  Tetradymia canescens M. Mitchell 1936-5-2 41 Siskiyou 0.25 mi sw Fleener Chimneys; Lava Beds National Monument 1402 Comment
  UC165954  Thalictrum fendleri Geo. D. Butler 1908-8-9 359 Siskiyou near Shackelford divide; Wooly Creek Comment
  CAS-BOT-BC399879  Thalictrum polycarpum Gilbert Muth 1966-7-17 408 Siskiyou Marble Mts. Comment
  RSA184720  Thalictrum polycarpum Gilbert Muth 1966-7-17 408 Siskiyou Trail to lookout, Marble Mtns, Siskiyou county. Comment
  CDA25192  Thelypodium brachycarpum M. R. Pryor 1948-7-14 3705 Siskiyou 5 miles north of Gazelle, State Highway 99. 0 Comment
  JEPS104997  Thelypodium brachycarpum Dean W. Taylor 1996-7-25 15832 Siskiyou Scott Mtns., on watershed divide between Crater Creek drainage and Mountain House Creek drainage (about 15 air miles west of Weed); Klamath National Forest 1645 Comment
  UC1473427  Thelypodium brachycarpum Gilbert Jerome Muth 1978-8-3 6794 Siskiyou near Kangaroo Lake (close to town of Callahan); China Mt. Quad. 1951 Comment
  POM228972  Thelypodium brachycarpum L. C. Wheeler 1935-6-30 3637 Siskiyou Shasta Valley, 3 miles S of Grenada. 793 Comment
  CAS-BOT-BC77714  Thelypteris nevadensis Donald L. Branscomb 1958-7-1 s.n. Siskiyou Bald Mountain Comment
  CAS-BOT-BC197374  Thinopyrum intermedium subsp. barbulatum T. C. Fuller 1962-8-30 9498 Siskiyou 200 yds. up Raggedass Gulch, e. of Beaver Creek, 5 mi. n. of the Klamath River Comment
  RSA697268  Thlaspi arvense D. W. Taylor 1995-6-4 14970 Siskiyou 3 miles west of Highway 89 on Grenada Road; Shasta Valley; Klamath National Forest. (ca. 10 miles north of Weed). 1159 Comment
  UC909332  Thlaspi montanum var. montanum Ira L. Wiggins 1950-5-28 12359 Siskiyou about 1.5 mi e of Scott Mountain road margins Carmen Lake; margins of Carmen Lake, e of Scott Mountain Road 1737 Comment
  UC70447  Tofieldia occidentalis subsp. occidentalis Milo S. Baker 1899-8-4 Siskiyou Dead Horse Canyon Comment
  HSC30688  Torreyochloa erecta Frederick W. Oettinger 1969-9-1 1582 Siskiyou Marble Mtns. Wilderness Area, between Bear Meadow and English Peak. 2027 Comment
  CAS-BOT-BC377156  Tragopogon porrifolius Alice Eastwood 1912-7-21 1294 Siskiyou Sisson Comment
  CAS-BOT-BC377174  Tragopogon pratensis Geo. D. Butler 1910-7-1 1619 Siskiyou Street side, Yreka Comment
  CAS-BOT-BC519567  Triantha occidentalis subsp. occidentalis Annetta Carter 1939-8-21 1481 Siskiyou Salmon Mt.: SE of Taylor Lake, 12 miles southwest of Etna, Salmon Mountains 2026 Comment
  CDA22542  Trichostema lanceolatum Glenn Briggs 2008-7-21 PDR# 1414000 Siskiyou Seiad Valley, 53005 Hwy 96 0 Comment
  JEPS94744  Trichostema oblongum Vernon H. Oswald and Lowell Ahart 1998-7-21 9358 Siskiyou e of Grass Lake (ne of Weed and w of Bray on Old State Highway 0.8 mi e of Tennant Road); Old State Highway 1417 Comment
  JEPS24010  Trichostema simulatum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6871 Siskiyou 4.7 mi below (N of) Scott Mountain Road summit (along road just S of and above Callahan) 1127 Comment
  UC1408893  Trientalis latifolia F. W. Oettinger 1969-8-9 1318 Siskiyou between Fivemile Stockgate and Abbott's Upper Cabin (along main North Fork Trail, Salmon Mountains, western Siskiyou County); Salmon Mountains, North Fork Trail 1356 Comment
  UC909321  Trifolium albopurpureum var. dichotomum Dorothy Parker 1948-5-25 Siskiyou near Callahan 975 Comment
  JEPS48900  Trifolium eriocephalum var. eriocephalum Geo. D. Butler 1908-6-28 379 Siskiyou Butler's Ranch Quartz Valley Comment
  CHSC91386  Trifolium hirtum Lowell Ahart; John Dittes 2005-6-10 12074 Siskiyou Overflow area, on the north side of the Shasta River, about 100 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  CAS-BOT-BC219043  Trifolium howellii Geo. D. Butler 1910-7-9 1689 Siskiyou Shackleford Creek 1219 Comment
  RSA624996  Trifolium howellii L. C. Wheeler 1963-8-27 8276 Siskiyou Siskiyou Mountains: Clear Creek, 1 mile below West Fork. 670 Comment
  HSC60773  Trifolium longipes Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  CHSC63511  Trifolium longipes subsp. elmeri Vernon H. Oswald; Lowell Ahart 1994-8-1 6423 Siskiyou Gumboot Creek on the upstream side of Forest Rd. 26, ca. 0.5 mi (air) NE of Gumboot Lake, W. of Mt. Shasta (city). 1783 Comment
  RSA215649  Trifolium longipes subsp. elmeri Gilbert Muth 1969-8-8 1287 Siskiyou Gap Meadow, Boulder Peak Ridge 2287 Comment
  HSC92981  Trifolium longipes subsp. shastense Jennifer Whipple 1976-6-17 1028 Siskiyou Near Durney Lake 2073 Comment
  UC630851  Trifolium longipes var. hansenii A. A. Heller 1916-6-20 12402 Siskiyou Metcalf's Ranch ne base of Mt. Eddy 1188 Comment
  HSC36936  Trifolium macrocephalum J. P. Smith 1974-5-27 7602 Siskiyou Along FS Rd. 47N03 1524 Comment
  JEPS65972  Trifolium microcephalum Geo. D. Butler 1908-6-28 380 Siskiyou Butler's Ranch Quartz Valley Comment
  HSC18994  Trifolium productum J. O. Sawyer 1969-8-5 1931 Siskiyou N of S Sugar Lake 1890 Comment
  RSA237883  Trifolium repens Frederick W. Oettinger 1969-8-13 1361 Siskiyou Campsite area, English Lake. The High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1707 Comment
  UC454709  Trifolium willdenovii I. J. Condit 1911-7-31 Siskiyou Shasta Retreat Comment
  RSA210810  Triglochin maritima Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39043 Siskiyou 2 miles W of Lower Klamath National Wildlife Refuge 1296 Comment
  HSC69029  Trillium ovatum Maralyn A. Renner 1980-7-28 2184 Siskiyou E spur of Kangaroo Mtn., near ridge 1890 Comment
  HSC18873  Trillium ovatum subsp. oettingeri J. O. Sawyer 1968-7-10 513 Siskiyou On Sugar Creek just above confluence with S Sugar Creek 1707 Comment
  HSC27037  Trisetum canescens J. P. Smith, J. O. Sawyer 1972-9-14 5814 Siskiyou Trail to Little Duck Lake 1829 Comment
  UC196952  Trisetum canescens Geo. D. Butler 1910-7-8 1661 Siskiyou Shackleford Creek Comment
  UCD93608  Trisetum canescens A. H. Murphy 1959-7-23 59 Y Siskiyou Shasta National Forest. North fork of Sacramento River. 1676 Comment
  CAS-BOT-BC200273  Trisetum spicatum Geo. B. Grant 1902-9-7 5092 Siskiyou Mt. Shasta - Horse Camp Comment
  CHSC70214  Trisetum spicatum Jennifer Whipple 1977-7-22 2046 Siskiyou Klamath Mountains. Dale Creek drainage on the north face of Mount Eddy. 2286 Comment
  HSC4777  Trisetum spicatum William J. Ferlatte 1966-8-5 329 Siskiyou N side of Caribou Mtn. 1982 Comment
  CAS-BOT-BC133491  Triteleia crocea G. J. Muth 1969-8-10 1337 Siskiyou Ridge w. of Boulder Peak Comment
  SBBG30572  Triteleia hyacinthina D. Myrick 1968-6-27 2047 Siskiyou near Lake Josephine above Carter's Ranch, 5 mi S of Big Flat, head of Coffee Crk; Trinity Alps 1828 Comment
  UC1026905  Triteleia ixioides subsp. anilina R. F. Hoover 1940-6-6 15083 Siskiyou along Castle Lake Road 1219 Comment
  UC765407  Triteleia ixioides subsp. anilina W. Bridge Cooke 1939-6-23 13540 Siskiyou in lower part Wagon Camp Flats (Mount Shasta); Mount Shasta Comment
  SEINET200218  Triteleia ixioides subsp. anilina Francia Chisaki, Gene B. Newcomb 1958-6-21 1151 Siskiyou Squaw Valley Creek on road to ice cavesnorth of McCloud 1158 Comment
  HSC96310  Tsuga mertensiana Gordon Leppig 1998-8-14 1032 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  CAS-BOT-BC80246  Tsuga mertensiana subsp. grandicona W. R. Dudley 1899-8-22 s.n. Siskiyou Top of Craggy Pk. Comment
  CAS-BOT-BC80253  Tsuga mertensiana subsp. grandicona Louis C. Wheeler 1934-9-1 3237 Siskiyou Klamath Forest, Mud Springs 1889 Comment
  CAS-BOT-BC74094  Turritis glabra Alice Eastwood; John Thomas Howell 1937-6-26 5067 Siskiyou Near Forks of Salmon. Comment
  UCD77352  Turritis glabra Robert E. Preston 2001-7-20 1698 Siskiyou Rainbow Mountain and Vicinity. Klamath National Forest, north slope of Rainbow Mountain, N of Hemlock Lake. 1676 Comment
  CAS-BOT-BC74104  Turritis glabra R. E. Frenkel 1963-7-14 214 Siskiyou Mount Shasta, below McBride Springs. About 20 feet north of Everitt Memorial Highway. 1432 Comment
  POM207277  Umbellularia californica Marion Ownbey, Fred G. Meyer 1940-7-8 2223 Siskiyou Dry hillside along Indian Creek. 12 miles above Happy Camp. Comment
  HSC67866  Uropappus lindleyi J. P. Smith 1976-5-5 8677 Siskiyou Road from Sawyers Bar to Somes Bar, just W of Sawyers Bar 671 Comment
  JEPS117566  Urtica dioica subsp. gracilis Lowell Ahart, John Dittes 2010-7-30 16961 Siskiyou On the south bank of the Shasta River, about 1 yard east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  CAS-BOT-BC404215  Urtica dioica subsp. holosericea Alice Eastwood 1912-9-1 1771 Siskiyou Sisson Comment
  CAS-BOT-BC199182  Vaccinium cespitosum W. R. Dudley 1901-8-18 s.n. Siskiyou Shores of Jackson Lake, Salmon Mts. Comment
  CAS-BOT-BC199201  Vaccinium cespitosum Harley P. Chandler 1901-6-1 1578 Siskiyou Near Marble Mountain 2133 Comment
  CAS-BOT-BC228832  Vaccinium cespitosum Peter W. Fritsch; James R. Shevock; Lu Lu 2012-6-20 1931 Siskiyou Russian Wilderness, Klamath National Forest. Along Sugar Creek Trail to Sugar Lake from trailhead off forest road 41N14 1805 Comment
  CHSC71580  Vaccinium cespitosum Vernon H. Oswald; Lowell Ahart 1998-8-3 9454 Siskiyou East end of Rock Fence Lake Rd. (USFS 41N18) in the Scott Mtns. east of Kangaroo Lake. Near Rock Fence Creek. 1920 Comment
  HSC18863  Vaccinium cespitosum J. O. Sawyer 1968-7-22 545 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC19507  Vaccinium cespitosum J. O. Sawyer 1969-8-2 1705 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  HSC19511  Vaccinium cespitosum J. O. Sawyer 1969-7-25 1557 Siskiyou Above High Lake 2104 Comment
  UC618889  Vaccinium cespitosum unknown 1938-7-21 11302 Siskiyou Panther Creek Mount Shasta Comment
  UC917231  Vaccinium cespitosum R. Tofsrud and J. M. Tucker 1948-8-2 1766 Siskiyou s slope Mt. Shasta; , Panther Meadows 2407 Comment
  UCD118045  Vaccinium cespitosum D. V. Hemphill 1974-7-28 s.n. Siskiyou Stanshaw Trail, 1/4 mile south of Jawbone Camp. Marble Mountain Wilderness Area. 1554 Comment
  CAS-BOT-BC199227  Vaccinium membranaceum Doris K. Kildale 1929-7-20 8592 Siskiyou East spur of Preston Peak above Rockefeller Lake 2133 Comment
  HSC19116  Vaccinium membranaceum J. O. Sawyer 1969-8-5 1785 Siskiyou Along Sugar Creek. 1921 Comment
  HSC29347  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 763 Siskiyou Marble Mountain Wilderness Area, E side of Tobacco Lake 1890 Comment
  HSC47103  Vaccinium membranaceum J. O. Sawyer, K. Stillman 1978-7-6 3300 Siskiyou Along Happy Camp- O'Brien Rd., 0.5 mi. S of summit and S of Louse Creek 1280 Comment
  HSC68383  Vaccinium membranaceum Maralyn A. Renner 1980-6-26 1205 Siskiyou N edge of Flint Valley 1390 Comment
  SEINET3107073  Vaccinium membranaceum Steve Selva, Roger Jensen 1974-8-22 34 Siskiyou Collected along trail from Doe Flat campground to Buck Lake. Comment
  CAS-BOT-BC199476  Vaccinium parvifolium Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road 1524 Comment
  HSC19096  Vaccinium scoparium J. O. Sawyer 1969-8-1 1657 Siskiyou Along trail to Little Duck Lake 1951 Comment
  SEINET3107076  Vaccinium scoparium Steve Selva, Roger Jensen 1974-8-25 47 Siskiyou Meadow at west end of Little Duck Lake. Comment
  LA44769  Vaccinium uliginosum subsp. occidentale Wm. Bridge Cooke; 1939-7-7 13606 Siskiyou Mount Shasta, Wagon Camp 1737 Comment
  CHSC1995  Valeriana californica V. Holt 1932-7-10 Siskiyou Mt. Eddy. 1524 Comment
  RSA238821  Valeriana sitchensis subsp. scouleri Frederick W. Oettinger 1967-7-30 214 Siskiyou Approx. 300 yards up tributary of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1784 Comment
  HSC76701  Valeriana sitchensis subsp. sitchensis K. T. Stillman 1976-8-7 212 Siskiyou Marble Mtn. Wilderness Area. 1951 Comment
  JEPS9389  Valeriana sitchensis subsp. sitchensis Geo. D. Butler 1908-8-4 56 Siskiyou Shackelford Creek 1676 Comment
  UC163749  Valerianella locusta Geo. D. Butler 1909-5-20 729 Siskiyou near Yreka Comment
  UCD95095  Vancouveria hexandra J. M. Tucker; D. V. Hemphill 1974-7-26 4294 Siskiyou Let 'Er Buck Meadows, 0.5 mile east of Haypress Meadows, Marble Mountain Wilderness Area. 1432 Comment
  UC1409394  Vancouveria hexandra Frederick W. Oettinger and R. F. Thorne 1969-8-6 1232 Siskiyou nw Pine Lake (high lake basins in vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  RSA12629  Veratrum californicum Carl B. Wolf 1934-7-4 5956 Siskiyou 6.8 miles from Dry Lake lookout on road to Horse Creek, Siskiyou Mountains. 1829 Comment
  HSC34260  Veratrum viride J. P. Smith, J. O. Sawyer 1973-8-14 7310 Siskiyou Around Cliff Lake 1860 Comment
  RSA237907  Veratrum viride Frederick W. Oettinger 1969-9-2 1591 Siskiyou Bear Meadow near Tom Tyler [Taylor] Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  CAS-BOT-BC527061  Veratrum viride var. eschscholzianum Gilbert Muth 1965-8-3 s.n. Siskiyou Marble Valley Comment
  SDSU11033  Verbascum blattaria D. F. Howe 1961-8-3 3131 Siskiyou 4.1 miles NE of Happy Camp on #96. 457 Comment
  HSC19340  Veronica americana J. O. Sawyer 1969-7-11 859 Siskiyou Ravine above C.C.C. road. 1280 Comment
  JEPS7875  Veronica copelandii Geo. D. Butler 1908-8-8 30 Siskiyou summit s of Marble Mountain 1828 Comment
  CHSC1914  Veronica serpyllifolia subsp. humifusa E. G. Copeland 1939-6-1