Search Results — 2000 specimen records retrieved (1412 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/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1138215  Abies amabilis Dorothy Parker 1957-7-20 Siskiyou Salmon-Marble Mountains 1981 Comment
  CHSC27314  Abies concolor T. B. Devine 1976-10-23 362 Siskiyou Little Duck Lake. 1950 Comment
  UC618789  Abies concolor W. B. Cooke 1938-9-2 11599 Siskiyou along Sisson Southern Trail; Mount Shasta, Sisson Southern Trail 1524 Comment
  RSA498100  Abies grandis L. C. Wheeler 1934-8-20 3195 Siskiyou West Fork of Beaver Creek; Siskiyou Mountains. 1067 Comment
  HSC5008  Abies lasiocarpa J. O. Sawyer 1968-10-8 754 Siskiyou W of Little Duck Lake 1936 Comment
  RSA226611  Abies lasiocarpa J. O. Sawyer 1969-8-1 1600 Siskiyou Behind Horseshoe Lake 1920 Comment
  HSC69303  Abies magnifica Maralyn A. Renner 1980-7-24 1986 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  CAS-BOT-BC203223  Abutilon W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Comment
  HSC68464  Acer circinatum Maralyn A. Renner 1980-7-5 1532 Siskiyou Doe Flat 1220 Comment
  UC1045288  Acer circinatum W. Bridge Cooke 1940-7-12 15309 Siskiyou in the Box Canyon near Mount Shasta City; near the Sacramento River 914 Comment
  UCD77263  Acer glabrum var. glabrum Robert E. Preston 2001-6-23 1613 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W se 1/4 Section 15 1889 Comment
  CAS-BOT-BC94942  Acer glabrum var. torreyi R. C. Wenk 2005-7-15 238 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine Trail 2042 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
  HSC65098  Acer macrophyllum J. P. Smith 1973-5-5 6446 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  JEPS42664  Acer macrophyllum Geo. D. Butler 1909-5-31 767 Siskiyou Humbug Comment
  JEPS107480  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
  RSA671413  Achillea millefolium var. alpicola F. R. Schallert 1953-8-20 s.n. Siskiyou near Mt. Shasta Comment
  HSC27621  Achlys triphylla Carl W. Mize 1972-6-22 88 Siskiyou Draw past cut block #48 1113 Comment
  UC1025003  Achnatherum lemmonii Leo Whitney 1935-7-15 3465 Siskiyou 2 mi se Medicine Lake (Bullseye Lake); Bullseye Lake Comment
  CAS-BOT-BC105075  Achnatherum nelsonii subsp. dorei R. C. Wenk 2008-7-24 917 Siskiyou SW side of Mount Shasta, growing by side of road, Everitt Memorial Highway 1676 Comment
  CAS-BOT-BC216919  Achnatherum occidentale C. B. W. 1938-7-22 11336 Siskiyou Sisson Southern Trail 1828 Comment
  CAS-BOT-BC210867  Achnatherum occidentale subsp. californicum John Thomas Howell 1939-8-9 15242 Siskiyou Shackleford Creek Trail, Marble Mts. Comment
  JEPS72979  Achnatherum occidentale subsp. californicum W. L. Jepson 1940-6-27 20037 Siskiyou Mt. Shasta, e slope Mt. Shasta 1828 Comment
  RSA184786  Achnatherum occidentale subsp. occidentale Gilbert Muth 1966-7-25 454 Siskiyou Marble Rim, Marble Mountains 2073 Comment
  SEINET255882  Achnatherum occidentale subsp. pubescens Mary E. Barkworth, LR Firestone 1982-8-30 4094 Siskiyou Off I-15 8 or 9 mi S of Weed exchange bewteen Weed and Mt Shasta along roadsides Comment
  UC593458  Achnatherum occidentale subsp. pubescens E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1960 Siskiyou 2 mi s, on highway from Bray to Weed Sheep Rock (n slope of Mt. Shasta); Mt. Shasta 1235 Comment
  CAS-BOT-BC218015  Achnatherum thurberianum Elmer I. Applegate 1935-6-10 9465 Siskiyou Indian Well, Lava Beds National Monument Comment
  CDA5734  Achnatherum thurberianum L. Ahart, J. Dittes 2005-6-9 12018 Siskiyou About 350 yards east of where cattle water in the Shasta River, about 3/5 mil (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. Comment
  CAS-BOT-BC29150  Achyrachaena mollis George Dexter Butler 1909-5-1 666 Siskiyou Block 5, Yreka Comment
  UC166597  Achyrachaena mollis Geo. D. Butler 1910-5-8 1312 Siskiyou drylands near Yreka Comment
  UC891059  Achyrachaena mollis Louis C. Wheeler 1935-5-26 3533 Siskiyou Yreka Creek; Siskiyou Mts., Yreka Creek 853 Comment
  HSC30775  Acmispon nevadensis J. P. Smith, J. O. Sawyer 1972-5-28 5373 Siskiyou 1.2 mi. E. of Jackson Creek on Callahan-Cecilville Rd., Klamath National Forest 1341 Comment
  HSC43029  Acmispon nevadensis J. O. Sawyer, Ken Stillman 1976-7-2 2802 Siskiyou Slopes and ridges E of Little N Fork Trail. 732 Comment
  HSC71544  Acmispon nevadensis J. P. Smith, Steve Selva 1970-6-16 4043 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1159 Comment
  CAS-BOT-BC391525  Aconitum columbianum subsp. columbianum Laura M. Lathrop 1903-7-17 s.n. Siskiyou Sisson Comment
  HSC34  Aconitum columbianum subsp. columbianum William J. Ferlatte 1966-8-19 437 Siskiyou Kidd Creek Trail 1890 Comment
  HSC61846  Aconogonon davisiae Ruby Van Deventer 1938-7-18 Siskiyou Poker Flat 1585 Comment
  RSA238292  Actaea rubra subsp. arguta Frederick W. Oettinger 1968-9-1 635 Siskiyou E. shore of Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1723 Comment
  UC454328  Adenocaulon bicolor I. J. Condit 1911-7-15 Siskiyou Tollroad (Shasta Springs to McCloud) Comment
  HSC93000  Adiantum aleuticum Jennifer Whipple 1976-8-20 1723 Siskiyou Wagon Creek Drainage near Wagon Creek 2195 Comment
  RSA237840  Adiantum aleuticum Frederick W. Oettinger 1968-9-1 644 Siskiyou Southwest of Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  JEPS107957  Aegilops cylindrica Lowell Ahart, John Dittes 2005-6-10 12122 Siskiyou North side of the corral, end of Salvadori Road, Nelson Ranch, about 1 1/4 miles (air) south of Highway 99/97 Cutoff, about 5 1/4 miles (air) east-southeast of Grenada 785 Comment
  UCD51463  Aegilops cylindrica John Thomas Howell 1952-6-15 28366 Siskiyou along road just east of Montague. Comment
  HSC4988  Agastache urticifolia J. O. Sawyer 1968-7-23 604 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake, Brown's Meadow 1829 Comment
  POM69086  Agastache urticifolia Geo. D. Butler 1910-6-7 1533 Siskiyou Moffit Creek. Comment
  UC883212  Agastache urticifolia Milo S. Baker Siskiyou McCloud River s Mt. Shasta; McCloud River s of Mt. Shasta Comment
  POM351180  Ageratina occidentalis M. B. Dunkle 1945-1 9342 Siskiyou Klamath Natl. Forest. Marble Mts. Comment
  HSC4755  Agoseris aurantiaca William J. Ferlatte 1966-8-5 322 Siskiyou N side of Caribou Mtn. 1921 Comment
  JEPS97916  Agoseris aurantiaca var. aurantiaca R. Raiche, H. Forbes, K Zadnik 1989-4-10 61 Siskiyou W of Weed, 5.4 km. on Parks Creek Rd. toward Mt. Eddy from Stewart Springs Rd. 1506 Comment
  JEPS109708  Agoseris glauca var. glauca Dean W. Taylor 2002-7-20 18258 Siskiyou Forest Road 17 ca. 3.3 miles west (above) junction with Stewart Springs Road, Parks Creek 1524 Comment
  CHSC88372  Agoseris glauca var. monticola Jenny Marr 1993-7-1 178 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC163884  Agoseris grandiflora var. grandiflora Geo. D. Butler 1908-8-3 301 Siskiyou Shadeford Creek Log Lake, Shadeford Creek Comment
  CAS-BOT-BC15344  Agoseris heterophylla Alice Eastwood 1923-5-20 11862 Siskiyou Shasta Springs Comment
  UC618848  Agoseris heterophylla var. heterophylla W. Bridge Cooke 1938-6-24 11069 Siskiyou largely in an old wagon rd, also in the surrounding meadow and chaparral MacBride Spring; Mount Shasta 1524 Comment
  UCD128661  Agoseris retrorsa Wm. E. Moon 1958-5-29 s.n. Siskiyou State Highway 97, 12 miles northeast of Weed. 1219 Comment
  POM33138  Agoseris retrorsa Geo. D. Butler 1910-5-15 1347 Siskiyou Greenhorn Mountain 1067 Comment
  CAS-BOT-BC126985  Agrostis exarata Ira L. Wiggins 1955-7-22 13453 Siskiyou In South Fork of Salmon River, 9.5 miles above Cecilville. 1066 Comment
  RSA126054  Agrostis exarata I. L. Wiggins 1955-7-22 13453 Siskiyou South Fork of Salmon River, 9.5 miles above Cecilville. 1067 Comment
  UCD37086  Agrostis exarata Beecher Crampton 1956-8-21 3829 Siskiyou Siskiyou County, 0.5 mile northeast of Gumboot Lake. 1767 Comment
  CAS-BOT-BC139561  Agrostis gigantea David D. Keck 1949-7-19 6349 Siskiyou 2 miles south of Grenada, along R.R. right-of-way. 777 Comment
  CAS-BOT-BC139563  Agrostis gigantea A. A. Heller 1920-8-12 13509 Siskiyou Metcalf's Ranch, northeast base of Mount Eddy. 1158 Comment
  CAS-BOT-BC139571  Agrostis gigantea W. R. Dudley 1909-8-7 s.n. Siskiyou Little Bear Valley near Dulit Flat. Comment
  CAS-BOT-BC139573  Agrostis gigantea Wm. Bridge Cooke 1938-7-29 11409 Siskiyou Mount Shasta. Above Bear Springs. 1645 Comment
  RSA129612  Agrostis hallii A. Simontacchi 1937-6-21 175 Siskiyou Hunter Point Comment
  UCD52988  Agrostis idahoensis L. Whitney 1935-7-15 3519 Siskiyou Bullseye Lake, 2 miles southeast of Medicine Lake. Comment
  HSC30512  Agrostis pallens Frederick W. Oettinger 1969-8-14 1377 Siskiyou Marble Mtn. Wilderness Area, on margins of open areas, inlet to Upper English Lake 1753 Comment
  HSC30515  Agrostis pallens Frederick W. Oettinger 1969-8-16 1390 Siskiyou Marble Mtn. Wilderness Area, rocky slope facing meadow near Upper English Lake 1768 Comment
  CAS-BOT-BC138697  Agrostis scabra E. Palmer 1892-1-1 2636 Siskiyou Near Mount Shasta. Comment
  CAS-BOT-BC162059  Agrostis stolonifera Elmer I. Applegate 1895-8-23 801 Siskiyou West side of Klamath Lake, near Pelican Bay. Comment
  UCD37093  Agrostis variabilis Beecher Crampton 1956-8-22 3858 Siskiyou Panther Meadow, south slope of Mt. Shasta. 2316 Comment
  CAS-BOT-BC462372  Allium amplectens Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  HSC75124  Allium amplectens J. P. Smith, Thomas W. Nelson 1979-6-16 10144 Siskiyou Klamath National Forest, along USFS Rd. 40N03 0.3 mi. from its junction with SR 3, 2.72 mi. from county line 1463 Comment
  CAS-BOT-BC462991  Allium bolanderi John Thomas Howell 1980-5-20 53560 Siskiyou Lightning Grade Road between Oro Fino and Fort Jones 868 Comment
  CAS-BOT-BC462993  Allium bolanderi Geo. D. Butler 1910-6-3 1469 Siskiyou Quartz Valley Comment
  HSC77343  Allium bolanderi var. bolanderi L. P. Janeway 1983-6-26 347 Siskiyou Near USFS Rd. 18N33 0.74 mi. from Grayback Rd. 1006 Comment
  HSC22090  Allium campanulatum J. O. Sawyer 1969-7-24 1503 Siskiyou Steep slopes of Sugar Creek drainage 1890 Comment
  SEINET196192  Allium falcifolium R. S. Ferris, L Lorraine 1948-6-12 11840 Siskiyou Gazelle Mtn grade rd between Callahan and Gazelle 1500 Comment
  UC1090392  Allium falcifolium Milo S. Baker 1957-6-16 13123 Siskiyou Scott Mt. 1645 Comment
  UC593521  Allium falcifolium E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1913 Siskiyou about 7 mi sw Yreka (s of highway from Yreka to Fort Jones); Forest House Mt. 1363 Comment
  UCR40078  Allium falcifolium K. T. Stillman 1976-6-25 72 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  CAS-BOT-BC469235  Allium falcifolium A. A. Heller 1916-7-22 12491 Siskiyou East side of Mt. Eddy Comment
  SEINET12053509  Allium falcifolium H. P. Chandler 1901-1 1647 Siskiyou Marble Mountain 2438 Comment
  HSC86629  Allium obtusum var. obtusum D. K. Imper Jun 1987 Siskiyou 8 mi. E of town of Mt. Shasta 2134 Comment
  JEPS96551  Allium siskiyouense Dean W. Taylor 1996-6-19 15757 B Siskiyou Lime Gulch; bordering Shasta Valley (about 15 miles south of Yreka) Comment
  HSC25682  Allium validum J. O. Sawyer 1969-8-5 1758 Siskiyou W of Little Duck Lake 2073 Comment
  RSA233699  Allium validum Robert F. Thorne, Frederick W. Oettinger 1969-8-10 38961 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta, Panther Creek Meadows 2195 Comment
  UC618907  Allotropa virgata W. Bridge Cooke 1938-7-15 11227 Siskiyou Mount Shasta 2133 Comment
  CAS-BOT-BC171397  Alnus incana subsp. tenuifolia Geo. B. Grant 1902-9-6 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC171418  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
  RSA47784  Alnus incana subsp. tenuifolia Roxana S. Ferris, Laura Lorraine 1948-6-16 11766 Siskiyou About 6 miles from Etna on forks of Salmon Road. 1677 Comment
  SEINET205137  Alnus incana subsp. tenuifolia J. M. Tucker 1963-8-17 3739 Siskiyou Marble Mtn WA ; In vicinity of cabin lower Red Rock Valley 1494 Comment
  CAS-BOT-BC169644  Alnus rhombifolia W. R. Dudley 1899-8-8 s.n. Siskiyou near Big Spring - Sisson Comment
  HSC26930  Alnus rhombifolia J. P. Smith, J. O. Sawyer 1971-9-18 4834 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  JEPS46400  Alnus rhombifolia W. L. Jepson 1920-1 Siskiyou Hamburg Klamath River Comment
  HSC68440  Alnus viridis subsp. sinuata Maralyn A. Renner 1980-7-4 1389 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  UCD110047  Alnus viridis subsp. sinuata Jack Major 1961-7-14 649 Siskiyou South wall of Mud Creek, Mount Shasta. 2316 Comment
  CHSC72221  Amaranthus blitoides Vernon H. Oswald; Lowell Ahart 1998-9-16 9642 Siskiyou Hwy. 161 at the Lower Klamath NWR 5.9 mi east of Hwy. 97. 1243 Comment
  RSA245268  Amaranthus blitoides J. P. Smith, J. Sawyer 1972-9-14 5797 Siskiyou Miners Creek Road just south of French Creek Road between Callahan and Etna 915 Comment
  SEINET7903653  Amaranthus californicus D. Butler 1910-8-5 1812 Siskiyou Yreka Comment
  HSC36661  Amelanchier alnifolia var. semiintegrifolia Brent Whitely 1975-7-5 143 Siskiyou 213 Comment
  NY418532  Amelanchier gracilis A. A. Heller 1905-6-5 7970 Siskiyou Between Shasta Retreat and Shasta Springs. Comment
  JEPS123584  Amelanchier pallida C. S. Campbell, M. Lorusso 2011-5-20 11 -352 Siskiyou Pat Trinca's property, east side of Hilt Valley Comment
  JEPS126018  Amelanchier pallida E. T. Doucette 2013-5-20 13 -131 Siskiyou Greenhorn Road, Yreka, 9.6 miles from business district. Comment
  UCD112889  Amelanchier pallida Jack Major; M. Fleschner, R. Pemble 1966-9-5 s.n. Siskiyou SE of Marble Mountain, Marble Mountains. 1828 Comment
  RSA237662  Amelanchier pumila Frederick W. Oettinger 1967-7-22 179 Siskiyou E facing massive granite slope just SSE of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  CAS-BOT-BC136909  Amelanchier utahensis Doris K. Kildale 1928-8-18 6412 Siskiyou North Fork Salmon River at Finley Camp Comment
  CAS-BOT-BC136911  Amelanchier utahensis Philip A. Munz 1949-5-18 13308 Siskiyou 14 miles southwest of Gazelle on Callahan road 1463 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
  UC166492  Amelanchier utahensis Geo. D. Butler 1908-5-30 493 Siskiyou Humbug Mountain Comment
  UC796576  Amelanchier utahensis Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11800 Siskiyou s of Callahan (Scott Mt Rd) 1463 Comment
  UCSB15828  Amelanchier utahensis Breedlove, Dennis 1962-6-11 Siskiyou Along State Highway 89, 8.0 miles east of McCloud; Cascade Range 1127 Comment
  CAS-BOT-BC136880  Amelanchier utahensis Marian L. Campbell 1921-7-26 s.n. Siskiyou Ireland's place, Sacramento River Comment
  UC24604 Image available Amsinckia intermedia T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  RSA0089744  Amsinckia lycopsoides Douglas Barbe, Milo S. Baker 1955-7-1 071 Siskiyou 0.6 miles east of Etna. 854 Comment
  SEINET12480057  Amsinckia menziesii G. D. Butler 1269 Siskiyou Yreka. Comment
  CAS-BOT-BC45213  Anaphalis margaritacea A. A. Heller 1914-8-28 11734 Siskiyou East side of Mount Eddy 2103 Comment
  RSA696901  Anaphalis margaritacea Leo Miller s.n. Siskiyou Siskiyou Mts. 854 Comment
  CAS-BOT-BC391809  Anemone deltoidea Annie M. Alexander; Louise Kellogg 1949-7-31 5905 Siskiyou Sky High Valley, Marble Mountains 1767 Comment
  CHSC1424  Anemone drummondii V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2590 Comment
  HSC69035  Anemone drummondii Maralyn A. Renner 1980-8-7 2373 Siskiyou Klamath National Forest, ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  SEINET3158790  Anemone drummondii G. D. Butler 1910-7-8 1683 Siskiyou Marble mountain 1676 Comment
  CAS-BOT-BC391980  Anemone occidentalis Robert F. Thorne; Fred Oettinger 1969-8-10 38993 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta 2438 Comment
  RSA625525  Anemone occidentalis Louis C. Wheeler 1963-8-25 8273 Siskiyou South slope, Preston Peak: South summit. 2134 Comment
  UC1409273  Anemone occidentalis Frederick W. Oettinger 1968-8-4 389 Siskiyou along trail just n. Crapo Peak rdige; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 2194 Comment
  UC585140  Anemone occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2006 Siskiyou ca. 1 1/2 mi. w. Mt. Shasta City (e. & n.e. of slope of spur of Rainbow Ridge above Sulloway Creek) 1180 Comment
  HSC62128  Anemone occidentalis Al Hobart 25 Jul [year missing] Siskiyou Preston Peak 1982 Comment
  HSC45482  Anemone oregana var. oregana Maralyn O'Meara 1973-6-5 195 Siskiyou 1.0 mi. up Duck Lakes Trail along a trail crossing stream Comment
  JEPS109874  Anemone oregana var. oregana Dean W. Taylor 2005-7-12 19385 Siskiyou Antelope Creek; along unnamed tributary that drains from Rainbow Mountain, just upstream from the crossing of Forest Road 42N16 1697 Comment
  RSA749255  Angelica arguta K. M. Meyer, A. Townesmith 2007-7-31 180 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy 97. 1607 Comment
  JEPS19765  Angelica tomentosa Rimo Bacigalupi with S. Galen Smith 1957-6-26 5941 Siskiyou about 11 mi sw of town of Mount Shasta (between White Ridge and Scott Camp Ridge, along road to Gumboot Lake, in Canyon of South Fork Sacramento River); South Fork Sacramento River 1219 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
  POM82548  Angelica tomentosa var. tomentosa Geo. D. Butler 1908-8-5 465 Siskiyou Marker Mtn. 2134 Comment
Read comments
Nov 25 2011
  CAS-BOT-BC59288  Antennaria argentea A. A. Heller 1916-7-20 12475 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1371 Comment
  RSA20170  Antennaria rosea J. T. Howell 1937-7-21 13177 Siskiyou S Fork of Salmon river near Big Flat. 1524 Comment
  RSA238710  Antennaria rosea Frederick W. Oettinger 1969-9-3 1615 Siskiyou On the bedrock slopes of Shasta Ridge between English Peak and Diamond Lake . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  RSA416705  Antennaria rosea L. C. Wheeler 1934-8-2 3016 Siskiyou Alex Hole, Alex Canyon. Siskiyou Mtns. 1890 Comment
  RSA238714  Antennaria umbrinella Frederick W. Oettinger 1968-8-5 402 -a Siskiyou Mount Hemlock Forest, Shasta Ridge, between Diamond Lake and English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UC164100  Apocynum androsaemifolium Geo. D. Butler 1908-9-6 78 Siskiyou dry thickets near Yreka Comment
  HSC3208  Apocynum androsaemifolium R. C. Wunner 1965-7-9 367 Siskiyou Lava Beds N.M., 1 mi. from Mammoth Crater Jct. on Tichner Rd. to Upper Ice Cave. 1555 Comment
  RSA211337  Apocynum androsaemifolium subsp. pumilum William J. Ferlatte 1966-8-18 408 Siskiyou Wooded area 3 miles S of Big Flat. 1585 Comment
  RSA463118  Apocynum androsaemifolium subsp. pumilum S. Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 miles NW of McCloud, Shasta- Trinity National Forest, S of Mt. Shasta. 1768 Comment
  HSC76934  Aquilegia formosa var. formosa K. T. Stillman 1976-8-7 211 Siskiyou Marble Mtn. Wilderness Area. 1951 Comment
  POM366964  Aquilegia formosa var. truncata Edwin Kline 1920-6-24 s.n. Siskiyou Siskiyou Mts. Comment
  HSC23654  Arabis breweri var. breweri J. O. Sawyer 1969-7-24 1466 Siskiyou NW facing slope SW of Sugar lake. 1829 Comment
  HSC39213  Arabis breweri var. breweri J. P. Smith 1976-5-4 8669 Siskiyou SR 263 near junction with SR 96, above Shasta River 671 Comment
  POM256018  Arabis divaricarpa Marion Ownbey, Ruth Ownbey 1938-7-20 1760 Siskiyou 1 mile E of Dry Lake Lookout, summit of the Siskiyou Mountains. Comment
  HSC29179  Arabis divaricarpa Frederick W. Oettinger 1969-7-11 974 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: Hancock Lake 1936 Comment
  HSC22430  Arabis holboellii var. retrofracta J. O. Sawyer 1969-7-9 1248 Siskiyou W facing slope above Bingham Lake 2317 Comment
  HSC22439  Arabis holboellii var. retrofracta J. O. Sawyer 1969-7-1 998 Siskiyou SE facing slope above Paynes Lake Creek 1921 Comment
  RSA78819  Arabis holboellii var. retrofracta P. A. Munz 1952-7-2 17897 Siskiyou Baldy Mountain ca. 6 miles west (by air) of Happy Camp. 1738 Comment
  RSA0110968  Arabis microphylla var. microphylla Frederick W. Oettinger 1968-8-10 465 Siskiyou East side of Hancock Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  CAS-BOT-BC16715  Arabis modesta Lincoln Constance; Reed Clark Rollins 1942-5-13 2911 Siskiyou Klamath-Siskiyou Region. Scott River 2 miles northwest of Scott Bar. 487 Comment
  HSC90273  Arabis oregana D. L. Goforth 1980-6-27 646 Siskiyou Scott River at Middle Creek Camp 724 Comment
  HSC90289  Arabis oregana J. P. Smith 1973-5-5 6449 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  UC1980203  Arabis oregana Curtis R. Bjork 2000-5-21 5334 Siskiyou Siskyou Co.: Klamath / Siskyou Bioregion. Klamath National Forest. Shortly upslope from Walker Road. 15 miles NWN of Yreka on slopes above the south bank of the Klamath River. Comment
  HSC240  Arabis platysperma William J. Ferlatte 1966-7-6 185 Siskiyou Caribou Mtn. 2470 Comment
  HSC90561  Arabis platysperma var. howellii Jennifer Whipple 1976-7-9 1404 Siskiyou N facing slopes in the Eddy Creek drainage 2226 Comment
  UC375282  Arabis subpinnatifida Geo. D. Butler Apr 8 1909-May 2 1909 587 Siskiyou near Yreka Comment
  UC1076033  Arabis subpinnatifida Herbert L. Mason 1947-5-17 14796 Siskiyou above Scott Mountain Pass (Siskiyou-Trinity counties) Comment
  CDA38201  Aralia californica D. H. Shaw & D. Osterhandt 1978-7-25 s.n. Siskiyou McNeal Creek, near Fork of Salmon. 0 Comment
  JEPS48994  Arceuthobium Geo. D. Butler 1908-8-5 272 Siskiyou Wooly Creek 1676 Comment
  CHSC97993  Arceuthobium campylopodum R. L. Mathiasen 2005-3-12 531 Siskiyou 0.8 km north of Highway 89 on forest road 88 (road to Mt. Shasta Ski Park). Shasta-Trinity National Forest. Comment
  SEINET2471193  Arceuthobium campylopodum R. L. Mathiasen 2009-8-14 2009 -45 Siskiyou 1 km N. of State Route 89 on Shasta Ski Park Rd. 1411 Comment
  SEINET2139856  Arceuthobium cyanocarpum R. L. Mathiasen 2007-1 2007 -34 Siskiyou 2 km NE of Park Creek trail head on forest road 17 1980 Comment
  CAS-BOT-BC410042  Arceuthobium cyanocarpum William Bridge Cooke 1938-8-23 11576 Siskiyou N slope of Shastina in the upper end of the Shastina lava park 2438 Comment
  SEINET10323138  Arceuthobium douglasii L. C. Wheeler 1934-6-25 2783 Siskiyou Siskiyou Mountains, West Fork of Cottonwood Creek 1372 Comment
  UCD50870  Arctostaphylos klamathensis Roger Raiche 1982-10-13 20802 Siskiyou Around the little lake above and to east of Upper Cliff Lake. Comment
  POM367358  Arctostaphylos nevadensis H. P. Bracelin 1931-6-19 428 Siskiyou North side of Mt. Eddy, up from Metcalf's ranch house. 1250 Comment
  SEINET3106996  Arctostaphylos nevadensis Steve Selva, Roger Jensen 1974-8-16 10 Siskiyou Dry, south facing Chaparral slopes above Sugar Lake. Comment
  UC909357  Arctostaphylos nevadensis Ira L. Wiggins 1950-5-28 12373 Siskiyou small bog on side of ridge above Grouse Creek (about 1.5 mi from Carmen Lake) 1584 Comment
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Jan 29 2013
  CAS-BOT-BC46466  Arctostaphylos patula L. E. Smith 1913-4-10 69 Siskiyou Near Sisson. Comment
  CAS-BOT-BC46467  Arctostaphylos patula Alice Eastwood 1912-9-1 s.n. Siskiyou Sisson. Comment
  CAS-BOT-BC46497  Arctostaphylos patula Wayne Roderick; Jacob Sigg 1981-8-23 s.n. Siskiyou Cedar Lake. 1767 Comment
  CAS-BOT-BC46499  Arctostaphylos patula Alice Eastwood 1923-5-23 11907 Siskiyou Near Cantara. Comment
  CAS-BOT-BC46509  Arctostaphylos patula D. E. Breedlove 1962-6-10 3290 Siskiyou On sw. slope of Little Greyback Mountain along Indian Creek Road from O'Brien to Happy Camp, 20.7 mi. nw. of Happy Camp. 1554 Comment
  CAS-BOT-BC46520  Arctostaphylos patula Doris K. Kildale 1929-7-20 8718 Siskiyou Raspberry Lake, upper Indian Creek. 1828 Comment
  CAS-BOT-BC46524  Arctostaphylos patula Roxana S. Ferris; Laura Lorraine 1948-6-12 11771 Siskiyou About 6 mi. from Etna on forks of Salmon Road. 1706 Comment
  JEPS38834  Arctostaphylos patula Geo. D. Butler 1909-4-11 756 Siskiyou Weed Comment
  OBI36635  Arctostaphylos patula David J. Keil 1983-7-3 17380 Siskiyou 11 mi NE of jctn with SR 3 along Gazelle-Callahan rd Comment
  POM367393  Arctostaphylos patula L. C. Wheeler 1934-6-25 2781 Siskiyou West Fork Cottonwood Creek. Siskiyou Mts. 1280 Comment
  RSA238575  Arctostaphylos patula Frederick W. Oettinger 1968-8-15 527 Siskiyou At n. end of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  SBBG19308  Arctostaphylos viscida subsp. viscida M. A. Piehl 1956-8-14 Siskiyou Indian Crk near jade mine, vicinity of Happy Camp Comment
  RSA47778  Arenaria serpyllifolia Roxana S. Ferris, Laura Lorraine 1948-6-12 11857 Siskiyou 1.5 miles below summit of Gazelle Mountain grade, east side. 1418 Comment
  JEPS104785  Arenaria serpyllifolia subsp. serpyllifolia Dean W. Taylor 1996-5-30 15644 Siskiyou base of Sentinel Rocks, Iron Gate Reservoir (about 20 miles east of Yreka); Klamath National Forest 1036 Comment
  CAS-BOT-BC384754  Arenaria serpyllifolia var. serpyllifolia Alice Eastwood 1923-5-29 s.n. Siskiyou Cantara Comment
  CHSC69067  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1997-7-28 8805 Siskiyou Large, vernally flooded meadow on the east side of Forest Route 15, 10.9 mi north of Hwy. 89. 1383 Comment
  HSC22148  Arnica cordifolia J. O. Sawyer 1969-6-12 941 Siskiyou On trail to Duck Lakes 1890 Comment
  RSA758221  Arnica discoidea R. F. Thorne 1969-8-2 63326 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  CAS-BOT-BC82667  Arnica latifolia John Thomas Howell 1937-7-22 13269 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC82669  Arnica latifolia John Thomas Howell 1939-8-2 14910 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  RSA237422  Arnica latifolia Frederick W. Oettinger 1967-7-30 220 Siskiyou Near the campsite at the N end of Abbotts lake . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1723 Comment
  UC1188087  Arnica mollis Philip A. Munz 1960-8-22 24174 Siskiyou Panther Meadows (along small stream) Mt. Shasta, Panther Meadows 2286 Comment
  UCD129152  Arnica mollis Joseph M. DiTomaso 1975-9-10 319 Siskiyou meadow on slope; Caribou side of Sawtooth Ridge. Trinity Alps. 2194 Comment
  UC1190275  Arnica nevadensis Ira L. Wiggins 1955-7-27 13562 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  UC618863  Arnica viscosa W. Bridge Cooke 1938-8-18 11501 Siskiyou some distance above, on sw slope of Mt. Shasta Horse Camp; Mt. Shasta 2529 Comment
  UCD129149  Arnica viscosa Dean Wm. Taylor 1975-8-14 5454 Siskiyou Mt. Shasta. Between Shasta Ski area and Green Butte. 2590 Comment
  POM67289  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
  CAS-BOT-BC90741  Artemisia ludoviciana subsp. incompta Gilbert Muth 1965-8-18 s.n. Siskiyou [Nort] North side of Black Mountain Comment
  HSC27089  Artemisia ludoviciana subsp. ludoviciana J. P. Smith, J. O. Sawyer 1972-9-14 5803 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  CAS-BOT-BC97418  Artemisia tridentata subsp. tridentata George H. Ward; Ann Ward 1949-7-14 828 Siskiyou ca. 15 mi. NE of Weed Comment
  SEINET516317  Artemisia tridentata subsp. tridentata Vernon H. Oswald 1998-9-16 9629 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Smas Neck Rd. and Hwy. 97 ca. 5 mi N of Macdoel. 1295 Comment
  UC1736235  Aruncus dioicus var. pubescens Dean W. Taylor 1972-7-3 1583 Siskiyou Cook and Green Pass 1371 Comment
  RSA756943  Aruncus dioicus var. pubescens Robert F. Thorne 1969-8-2 63340 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. 1159 Comment
  CAS-BOT-BC447708  Aruncus dioicus var. vulgaris John Thomas Howell 1939-8-8 15137 Siskiyou Between Sky High Valley and Marble Valley, Marble Mts. Comment
  RSA605352  Asarum caudatum L. C. Wheeler 1959-7-25 7603 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  CAS-BOT-BC400702  Asarum hartwegii Wm. Bridge Cooke 1938-6-24 11105 Siskiyou Mount Shasta. Sisson Southern Trail Comment
  RSA416099  Asarum hartwegii Anonymous 1907-1 s.n. Siskiyou Near Dunsmuir Comment
  SEINET6833731  Asclepias cordifolia G. D. Butler 1910-6-7 1531 Siskiyou Greenhorn Mountain Comment
  SEINET3158828  Asclepias speciosa G. D. Butler 1910-6-8 1557 Siskiyou near Yreka Comment
  UC164149  Asclepias speciosa Geo. D. Butler 1908-8-13 1019 Siskiyou near Yreka Comment
  UC221739  Asclepias speciosa H. E. Brown Jul 15 1897-Jul 31 1897 493 Siskiyou n side Mt. Shasta 1524 Comment
  SEINET10741565  Asclepias speciosa George D. Butler 1910-8-5 Butler 1813 Siskiyou Dry land, Yreka Comment
  CAS-BOT-BC105088  Aspidotis densa R. C. Wenk 2008-7-25 957 Siskiyou Trail from where the Pacific Crest Trail crosses Forest Highway 93 / Cecilville Rd. (6,200 ft) to Hidden Lake (6,660 ft) 2029 Comment
  CAS-BOT-BC69561  Aspidotis densa Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, trinity Mts. 1889 Comment
  HSC48322  Aspidotis densa J. P. Smith, Steve Selva 1970-6-15 3951 Siskiyou Road between Forks of Salmon and Cecilville. 579 Comment
  UC185224  Aspidotis densa Geo. D. Butler 1910-7-8 1670 Siskiyou Shackelford Creek Comment
  CAS-BOT-BC69594  Aspidotis densa Donald Branscomb 1958-7-1 s.n. Siskiyou Castle Lake. 1706 Comment
  RSA686383  Aspidotis densa M. B. Dunkle 1944-7-18 9135 Siskiyou Siskiyou National Forest 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
  SEINET1783729  Aster copelandii E. B. Copeland 1903-9-7 3867 Siskiyou Mt. Eddy. 2744 Comment
  SEINET10799400 Image available Aster occidentalis var. occidentalis Edwin B. Copel 1903-9-7 Copeland 3867 Siskiyou Mt. Eddy. 2743 Comment
  RSA119374  Astragalus accidens var. hendersonii S. S. Tillett 1956-7-9 670 Siskiyou Along ridge running n. from NW side of Scott Mtn., between Big Carmen Creek and Mule Creek, Siskiyou-Trinity Cos. line, ca. 8 mi. SE of Callahan. 1951 Comment
  CAS-BOT-BC178812  Astragalus californicus R. C. Barneby; H. D. Ripley 1948-7-5 9633 Siskiyou 2 miles SW of Yreka 853 Comment
  JEPS54577  Astragalus californicus Geo. D. Butler 1909-4-15 593 Siskiyou Humbug Mountain Comment
  UCD104694  Astragalus curvicarpus M. F. Wojciechowski; M. J. Sanderson 1998-6-17 809 Siskiyou Roadside, along US highway 97 at California-Oregon border. Comment
  CAS-BOT-BC182966  Astragalus filipes Milo S. Baker 1957-6-16 13150 Siskiyou Trip to Scott Mts. from Turn off near Callahan, area 5-6 mi beyond Turn off Comment
  CHSC91348  Astragalus gambelianus Lowell Ahart; John Dittes 2005-6-9 12013 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  SEINET7042832  Astragalus obscurus A. G. Vestal 1955-5-16 s.n. Siskiyou Serpentine ca. 6.2 miles northwest of Weed. Weed quadrangle UTM Zone 10, 543291mE, 4591309mN. Comment
  UC163878  Astragalus purshii var. tinctus Geo. D. Butler 1910-3-20 1134 Siskiyou near Yreka; near Yreka Comment
  POM16071  Astragalus purshii var. tinctus E. B. Copeland 1903-7-6 7964 Siskiyou Hornbrook. Comment
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Jan 23 2011
  HSC71340  Astragalus whitneyi var. siskiyouensis J. P. Smith 1974-5-26 7384 Siskiyou Along FS Rd. 47N03 1524 Comment
  UC1561941  Astragalus whitneyi var. siskiyouensis Barbara Ertter 1985-5-30 5758 Siskiyou on Hwy 3 se of Callahan 2.6 mi n Scott Mt. Summit; n of Scott Mt. summit, se of Callahan 1402 Comment
  RSA415402  Astragalus whitneyi var. siskiyouensis M. B. Dunkle 1944-7-18 9127 Siskiyou Siskiyou National Forest. 1890 Comment
  UCSB11069  Asyneuma prenanthoides Dearing, Hugh; Dearing, Margaret 1939-6-3 Siskiyou Near Scott's Bar Comment
  RSA211515  Athyrium americanum William J. Ferlatte 1967-8-23 1097 Siskiyou Head of Kidd Creek. 2134 Comment
  HSC35798  Athyrium filix-femina var. cyclosorum J. O. Sawyer 1968-7-2 356 Siskiyou Upper drainage of Joe Creek 1677 Comment
  UC1733687  Athysanus pusillus Kay H. Beach, Frank Gould 1940-5-16 635 A Siskiyou in mixed coniferous forest. Summit of Bald Mountain grade about 11 miles west of Mt. Hebron. Comment
  SEINET7042825  Balsamorhiza hookeri var. lanata A. G. Vestal 1955-5-16 s.n. Siskiyou Bouldery roadside ca. 5.2 miles northwest of Weed. Weed quadrangle UTM Zone 10, 544718mE, 4590385mN. Comment
  HSC86999  Balsamorhiza sagittata Brent Helm, Curtis Miller, Mark Steiger 1988-3-28 34 Siskiyou Mouth of Shasta River on Hwy. 96 Comment
  CAS-BOT-BC400051  Berberis Doris K. Kildale 1929-5-18 7728 Siskiyou Klamath River at Hornbrook 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
  JEPS47782  Berberis nervosa W. L. Jepson 1894-1 Siskiyou Shasta Springs Comment
  CAS-BOT-BC75916  Berberis piperiana Doris K. Kildale 1928-7-25 5915 Siskiyou At Humboldt-Siskiyou county line near Somes Bar. Comment
  CAS-BOT-BC75917  Berberis piperiana Doris K. Kildale 1928-8-18 6428 Siskiyou North Fork Salmon River at Finley Camp. Comment
  CAS-BOT-BC75928  Berberis piperiana Carl B. Wolf 1933-7-5 5974 Siskiyou 4.7 miles from Oak Knoll Ranger Station on Klamath River, on road to Dry Lake Lookout, Siskiyou Mountains. 1219 Comment
  CAS-BOT-BC76000  Berberis pumila T. H. Harris 1951-6-1 s.n. Siskiyou Happy Camp. 1524 Comment
  CAS-BOT-BC76001  Berberis pumila Wm. F. Herrin 1920-5-1 s.n. Siskiyou Shasta Springs. Comment
  CAS-BOT-BC76004  Berberis pumila John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53389 Siskiyou Forest Mountain Summit, 6 miles southwest of Yreka on road to Fort Jones. 1249 Comment
  CAS-BOT-BC76027  Berberis repens Mrs. Van Fassen 1926-3-27 s.n. Siskiyou Dunsmuir. Comment
  RSA795336  Berula erecta L. Ahart, John Dittes 2010-7-30 16934 Siskiyou Along the west edge of the Shasta River, about 30 yards northwest 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
  UCD127249  Berula erecta T. F. O' Sullivan 1935-9-10 s.n. Siskiyou Dorris. Comment
  CHSC91250  Betula occidentalis Lowell Ahart; John Dittes 2005-6-10 12072 Siskiyou On the north side of the Shasta River, near rocky hillside north of the Shasta River, south of a poor dirt road, about 50 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
  UC796520  Betula occidentalis Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11823 Siskiyou Plowman's (Noyes) Valley east fork of Scott River drainage, Parker Ranch 1203 Comment
  HSC76736  Bistorta bistortoides K. T. Stillman 1976-7-14 236 Siskiyou Marble Mtn. Wilderness Area; Big Rock Camp & slope to Elk Valley 2073 Comment
  CAS-BOT-BC127945  Blepharipappus scaber L. B. Kildale 1930-6-1 9826 Siskiyou Mill Creek near Etna Mills Comment
  HSC85694  Blepharipappus scaber J. P. Smith 1980-8-24 10346 Siskiyou Klamath National Forest. SR 3, 2.7 miles from Scott Mtn. summit, at road to Carmen Lake 1341 Comment
  JEPS22627  Blepharipappus scaber Duncan Dunning 1922-6-5 Siskiyou nw of Fort Jones (Moffett Creek); Moffett Creek Comment
  CAS-BOT-BC127974  Blepharipappus scaber R. C. Barneby 1954-5-16 11526 Siskiyou 7 mi. n.e. of Fort Jones 1005 Comment
  POM31557  Blepharipappus scaber Geo. D. Butler 1909-4-14 590 Siskiyou Humbug Creek Comment
  RSA52464  Blepharipappus scaber Dorothy Parker 1948-5-16 s.n. Siskiyou East side of Scott Valley 915 Comment
  UC673146  Boechera breweri Lincoln Constance and Reed C. Rollins 1942-5-13 2910 Siskiyou 2 mi nw Scott Bar; Klamath-Siskiyou Region, Scott River 487 Comment
  UC1408898  Boechera divaricarpa Frederick W. Oettinger 1969-7-11 974 Siskiyou bank of Hancock Lake, w Siskiyou County Salmon Mountains, Marble Mountain Wilderness Area, English P 1935 Comment
  UCD77348  Boechera howellii Robert E. Preston 2001-6-30 1647 b Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W nw 1/4 of se 1/4 Section 14 1889 Comment
  CAS-BOT-BC14274  Boechera pinetorum John Thomas Howell 1937-7-21 13153 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC25419  Boechera retrofracta Doris K. Kildale 1928-7-4 5504 Siskiyou Summit of divide between Salmon River and Scott Valley. Comment
  CAS-BOT-BC25422  Boechera retrofracta L. E. Smith 1913-6-12 s.n. Siskiyou Road between Sisson and Castle Lake. Comment
  CAS-BOT-BC25616  Boechera retrofracta John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53410 Siskiyou Fort Jones. 853 Comment
  CAS-BOT-BC25617  Boechera retrofracta Alice Eastwood; John Thomas Howell 1937-6-26 5031 Siskiyou Near Etna. Comment
  CAS-BOT-BC25622  Boechera retrofracta C. L. Hitchcock; J. S. Martin 1939-7-9 5310 Siskiyou Between King's Castle and Black Mountain west side of ridge. 1828 Comment
  UC165991  Boechera subpinnatifida Geo. D. Butler 1910-6-1 1446 Siskiyou Yreka Comment
  CAS-BOT-BC25923  Boechera suffrutescens Doris K. Kildale 1928-8-20 6597 Siskiyou Lily Pad Lake near Hancock Lookout trail to Marble Mountain. 2133 Comment
  HSC248  Boschniakia strobilacea William J. Ferlatte 1966-8-5 345 Siskiyou N side of Caribou Mtn. 1982 Comment
  HSC72872  Boschniakia strobilacea M. A. Baker 1980-6-20 2206 Siskiyou Near Bald Mtn. 1036 Comment
  CAS-BOT-BC418458  Boykinia major Doris K. Kildale 1929-8-23 8806 Siskiyou Youngs Valley on trail to Preston Peak Comment
  HSC96288  Boykinia major Gordon Leppig 1998-8-14 1009 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  CAS-BOT-BC418460  Boykinia major C. G. Pringle 1881-8-14 s.n. Siskiyou Castle Lake; Flora of the Pacific Slope 1828 Comment
  HSC77495  Boykinia occidentalis L. P. Janeway 1983-6-25 338 Siskiyou Bluff above Klamath River, E side, near Independence Creek Bridge 274 Comment
  CAS-BOT-BC30274  Brassica nigra R. E. Frenkel 1964-7-13 676 Siskiyou On graded right of way to west of Everitt Memorial Highway. 1283 Comment
  UC894186  Brickellia grandiflora Alice Eastwood 1912-7-26 1459 Siskiyou Pitt to Kennet Sisson Comment
  UC375188  Brodiaea elegans subsp. elegans Geo. D. Butler 1908-6-28 Siskiyou flats Oro Fino Comment
  CAS-BOT-BC484384  Brodiaea elegans subsp. elegans Clarice Nye 1940-7-1 s.n. Siskiyou Near Copco, Green Springs Mountain, California-Oregon border Comment
  SEINET10533843  Brodiaea multiflora Edward L. Greene 1876-6-5 Greene 822 Siskiyou Collected near Yreka, Calif. Comment
  CAS-BOT-BC144101  Bromus W. R. Dudley 1901-8-23 s.n. Siskiyou East Slope of Foxtail Ridge. Comment
  CAS-BOT-BC144103  Bromus Melissa A. Berry 1957-7-4 s.n. Siskiyou High CCC Road, south of Highway 96, between Ridge and Humbug roads. 1371 Comment
  CHSC61558  Bromus carinatus var. carinatus L. P. Janeway 1983-8-26 604 Siskiyou Siskiyou Mountains; at Poker Flat. Along the road on the north side of the meadow. 1524 Comment
  UC1131049  Bromus carinatus var. carinatus H. A. Jensen 1933-9-30 358 Siskiyou Shasta National Forest, Signal Butte Signal Butte; Shasta National Forest, Signal Butte 1341 Comment
  CHSC116238  Bromus carinatus var. marginatus Barbara L. Wilson; Richard E. Brainerd 2010-8-5 16229 Siskiyou Shasta-Trinity National Forest, south of Mount Shasta itself, on road 40N88 at its junction with 41N31, 3.5 miles by road north of Highway 89. 1596 Comment
  LA13775  Bromus hordeaceus Jason Swallen; 1939-6-23 13525 Siskiyou Mount Shasta, Along the road between Bear Springs and Wagon Camp 1676 Comment
  CAS-BOT-BC162473  Bromus laevipes Lewis S. Rose 1945-6-18 45087 Siskiyou Horse Creek & Klamath River. 502 Comment
  RSA14320  Bromus marginatus Elmer I. Applegate 1923-8-20 3908 Siskiyou Medicine Lake 1982 Comment
  JEPS71166  Bromus orcuttianus George D. Butler 1908-7-20 469 Siskiyou Humbug Creek Comment
  UC164911  Bromus tectorum Geo. D. Butler 1909-5-21 816 Siskiyou near Yreka Comment
  HSC68536  Bromus vulgaris Maralyn A. Renner 1980-6-25 1100 Siskiyou Little South Fork Indian Creek, W Fork 1220 Comment
  HSC69271  Bromus vulgaris Maralyn A. Renner 1980-7-24 1996 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  RSA238992  Calamagrostis canadensis Frederick W. Oettinger 1969-8-16 1404 Siskiyou Wire Grass Meadow, English Lake Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  HSC30590  Calamagrostis canadensis var. langsdorffii Frederick W. Oettinger 1969-8-16 1404 Siskiyou Marble Mtn. Wilderness Area, Wire Grass Meadow, English Lake Meadow 1677 Comment
  UCD57318  Calamagrostis koelerioides A. H. Murphy 1956-8-16 56 U Siskiyou Klamath Natioal Forest, east end Big Marshy Meadow. 1828 Comment
  UC1409232  Callitriche verna Frederick W. Oettinger 1969-8-15 1388 Siskiyou inlet meadowto Upper English Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1767 Comment
  CAS-BOT-BC85748  Calocedrus decurrens A. A. Heller 1915-8-26 12254 Siskiyou Metcalf's ranch at the foot of Mt. Eddy. 1188 Comment
  HSC77084  Calochortus coeruleus K. T. Stillman 1978-6-17 10 Siskiyou Marble Mtn. Wilderness Area, Elk Valley 1768 Comment
  JEPS104938  Calochortus elegans Dean W. Taylor 1996-6-28 15752 Siskiyou Antelope Mountain (about 8 air miles south of Yreka) 1798 Comment
  JEPS84241  Calochortus elegans L. R. Heckard with J. Hickman et al. 1986-7-17 6470 Siskiyou ca 5 mi n Seiad Valley (town) (s of Lily Pad Lake, trail up Kangaroo Peak, wall of e ridge); Kangaroo Peak 1800 Comment
  CAS-BOT-BC488604  Calochortus elegans var. nanus Marion Ownbey; D. H. Brown 1941-6-23 2429 Siskiyou On ridge near Gunsight Peak, Mountains west of Yreka Comment
  HSC44581  Calochortus elegans var. nanus Laura Witherspoon 1977-6-22 Siskiyou Off G-O Rd. at the boundary of Humboldt-Siskiyou Counties 1494 Comment
  RSA211389  Calochortus nudus William J. Ferlatte 1966-6-22 100 Siskiyou Along the South Fork of the Salmon River between the campgrond and Carters; Trinity Alps. 1524 Comment
  CAS-BOT-BC132458  Calochortus persistens Marion Ownbey; S. J. Preece, Jr. 1952-6-25 3341 Siskiyou Ridge road to Deadwood Lookout, mountains west of Yreka Comment
  RSA237354  Calochortus tolmiei Frederick W. Oettinger 1967-6-24 120 Siskiyou Ridge near Etna Summit on road from Etna to Sawyers Bar. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1820 Comment
  CAS-BOT-BC181510  Caltha leptosepala A. A. Heller 1915-7-15 12080 Siskiyou Mt. Eddy 2072 Comment
  HSC19232  Caltha leptosepala J. O. Sawyer 1969-8-5 1772 Siskiyou W of Little Duck Lake 2073 Comment
  HSC4947  Caltha leptosepala J. O. Sawyer 1968-6-25 320 Siskiyou Along Horse Range Creek 1829 Comment
  UC894270  Calycadenia truncata Alice Eastwood 1922-10-23 11552 Siskiyou Yreka Comment
  JEPS52542  Calyptridium umbellatum Willis L. Jepson 1894-8-4 Siskiyou Mount Shasta, Horse Camp Horse Camp; Mount Shasta, Horse Camp Comment
  HSC646  Calystegia malacophylla William J. Ferlatte Jul 1967 616 Siskiyou Along the Yellow Rose Mine Trail 1677 Comment
  UC221534  Calystegia occidentalis subsp. occidentalis H. E. Brown June 1-10 1897 282 Siskiyou near Sisson; near Sisson 1083 Comment
  UC796590  Calystegia occidentalis subsp. occidentalis Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11865 Siskiyou 8 mi from summit Gazelle Mt. grade (e side); 8 mi from summit Gazelle Mt. grade 929 Comment
  CAS-BOT-BC497585  Camassia quamash subsp. breviflora Frank W. Gould 1940-5-15 1224 Siskiyou Bull Meadows, Goosenest Mountain 1524 Comment
  CAS-BOT-BC160898  Camissonia tanacetifolia subsp. tanacetifolia L. E. Smith 1915-7-1 s.n. Siskiyou Bray Comment
  CAS-BOT-BC160902  Camissonia tanacetifolia subsp. tanacetifolia D. Bates 1960-6-13 2436 Siskiyou Route 97 at Grass Lake Comment
  RSA186581  Camissonia tanacetifolia subsp. tanacetifolia D. Bates 1960-6-13 2436 Siskiyou Route 97 at Grass Lake Comment
  POM299525  Campanula prenanthoides Marion Ownbey, Fred G. Meyer 1940-7-4 2171 Siskiyou Siskiyou Mts. Northwest of Hornbrook. Comment
  SEINET10463200  Campanula prenanthoides Rexford REXFORD s.n. Siskiyou S SIDE OF SHAFT-ROCK HUT(?), HILT Comment
  SEINET10463303  Campanula prenanthoides Cyrus G. Pringle 1881-8-16 Pringle s.n. Siskiyou DRY WOODS Comment
  UC1282012  Campanula rotundifolia Louise Kellogg Aug 5 1953-Aug 7 1953 108 Siskiyou 1 mi n Cory Peak (11 mi e of Callahan on road to Gazelle, then s 5.8 mi on logging road); Scott Mountains, Klamath National Forest, Cabin Meadow 1844 Comment
  UC70377  Campanula rotundifolia Milo S. Baker 1899-7-31 Siskiyou E slope of Mt Shasta, on Ash Creek Comment
  RSA22036  Campanula rotundifolia J. T. Howell 1939-8-4 15046 Siskiyou Marble Rim, Marble Mts 1890 Comment
  RSA456187  Campanula rotundifolia M. B. Dunkle 1945-7-19 9220 Siskiyou Klamath Natl. Forest. Marble Mts. Southern exposure, Marble ledge Comment
  SEINET10464346  Campanula rotundifolia Alice Eastwood 1912-8-30 Eastwood 2038 Siskiyou Mount Eddy Comment
  CAS-BOT-BC266455  Campanula scabrella A. A. Heller 1920-7-9 13428 Siskiyou Mount Eddy 2438 Comment
  SEINET10972087  Campanula scouleri Feudge 1927-7-22 FEUDGE 1775 Siskiyou Mt. Shasta City, damp shade of willows. 1067 Comment
  SEINET10972092  Campanula scouleri Joseph W. Congdon 1900-8-8 Congdon s.n. Siskiyou NEAR SISSON Comment
  SEINET10463887  Campanula wilkinsiana Cooke 1947-8-20 COOKE 17822 Siskiyou Common in the meadow area around the water supply spring above Harse Camp, Mount Shasta 2515 Comment
  CHSC102551  Cardamine bellidifolia var. pachyphylla L. P. Janeway 2009-8-3 9886 Siskiyou High Cascade Range. Mt. Shasta, east-northeast slope 2.3 air km southwest of Brewer Creek Trailhead; about 0.3 km south of Brewer Creek. 780 Comment
  CAS-BOT-BC37745  Cardamine californica A. A. Heller 1919-6-25 13272 Siskiyou Compton's prairie, north base of Mount Eddy. 1158 Comment
  RSA237256  Cardamine californica var. integrifolia Frederick W. Oettinger 1967-7-26 184 Siskiyou Stream bank just below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  UC166131  Cardamine cordifolia var. lyallii Geo. D. Butler 1908-8-8 132 Siskiyou Marble Valley Comment
  UC909340  Cardamine nuttallii Ira L. Wiggins 1950-5-28 12375 Siskiyou on ridge between Carmen Lake and headwaters Grouse Creek; ridge btwn Carmen Lake and headwaters Grouse Creek Comment
  JEPS80501  Carex Gilbert Muth 1966-7-8 357 Siskiyou Marble Valley Marble Mt. Wilderness Area, Marble Valley 1792 Comment
  UC1265325  Carex abrupta Frederick W. Oettinger 1968-9-6 803 Siskiyou on w shore of Hancock Lake Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  HSC29661  Carex abrupta Frederick W. Oettinger 1968-9-6 803 Siskiyou Marble Mtn. Wilderness Area, W shore of Hancock Lake 1890 Comment
  SEINET7548183 Image available Carex abrupta Frederick W. Oettinger 1969-9-1 1577 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, sandy margin of Katherine Lake. 2027 Comment
  UC822666  Carex amplifolia A. A. Heller 1905-6-5 7982 Siskiyou a short distance below Shasta Springs (between Shasta Retreat and Shasta Springs) Comment
  HSC69106  Carex aquatilis Maralyn A. Renner 1980-8-6 2301 Siskiyou Cracker Meadow 1555 Comment
  POM82013  Carex aquatilis Geo D. Butler 1910-5-21 1377 Siskiyou Locality unsure? Klamath River Comment
  HSC37157  Carex bolanderi J. O. Sawyer 1969-7-23 1443 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  SD53346  Carex breweri Darley F. Howe 1962-8-6 Siskiyou Mt. Shasta. 2438 Comment
  UC195512  Carex cusickii Geo. D. Butler 1910-6-5 1475 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC20043  Carex echinata William Bridge Cooke 1939-7-21 13724 Siskiyou Mount Shasta. Around Lower Wagon Camp Springs. 1737 Comment
  HSC39378  Carex echinata subsp. echinata J. O. Sawyer 1969-8-3 1783 Siskiyou Alluvial terrace along Duck Lake Creek 1921 Comment
  JEPS84066  Carex echinata subsp. echinata L. R. Heckard with J. Hickman 1986-7-16 6444 Siskiyou se Red Butte (ca. 5 mi n of the town of Seiad Valley); Lily Pad Lake 1770 Comment
  UC195520  Carex feta Geo. D. Butler 1909-6-13 807 Siskiyou Oro Fino Comment
  CAS-BOT-BC20750  Carex fracta Lewis S. Rose 1936-7-29 36710 Siskiyou Shasta Springs. 762 Comment
  HSC61113  Carex fracta Ruby Van Deventer 1955-7-31 Siskiyou FS 17N04, Mt. Bog near Doe Flat 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
  HSC76380  Carex hendersonii L. P. Janeway 1982-8-2 102 Siskiyou At headwaters of Coon Run, 3 mi. up FS 18N03 from S Fork Indian Creek and 300 m down spur road into Coon Run 823 Comment
  CAS-BOT-BC35522  Carex jonesii J. W. Stacey 1939-7-7 13617 Siskiyou In the Wagon Camp Sedge Swamp 1737 Comment
  HSC62583  Carex lenticularis var. impressa Al Hobart 1968-7-11 Siskiyou Youngs Valley Comment
  CHSC96158  Carex lenticularis var. lipocarpa L. P. Janeway 2006-7-1 8716 Siskiyou Klamath Ranges. Salmon Mountains; just west of Carter Meadow, north side of South Fork Salmon River. Small open dry meadow along road with seepy ditch along upper road edge. 1579 Comment
  HSC85844  Carex luzulina L. P. Janeway 1983-7-10 398 Siskiyou Poker Flat 1524 Comment
  SEINET7566355 Image available Carex luzulina Ray Tallent 1987-8-16 943 Siskiyou Mt. Shasta area, Panther Meadows Trailhead area. 2220 Comment
  CAS-BOT-BC31675  Carex luzulina var. ablata A. A. Heller 1920-7-6 13410 Siskiyou Metcalf's ranch, NE base of Mt. Eddy. 1158 Comment
  JEPS109545  Carex luzulina var. ablata Dean W. Taylor 1988-7-9 9938 Siskiyou Gumboot Lake, headwaters South Fork Sacramento River 1950 Comment
  RSA237350  Carex mariposana Frederick W. Oettinger 1968-9-8 733 Siskiyou Southeast of Tom s Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2149 Comment
  RSA237379  Carex mariposana Frederick W. Oettinger 1968-8-10 458 Siskiyou Trail from base camp to Hancock Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1974 Comment
  RSA577422  Carex mariposana L. C. Wheeler 1934-8-6 3049 Siskiyou Bear Ground Gulch off Jaynes Canyon. Siskiyou Mountains. 1677 Comment
  HSC76389  Carex mendocinensis L. P. Janeway 1982-6-22 19 Siskiyou 400 m NE of West Branch Guard Station along the road into Indian Creek, near small creek crossing 671 Comment
  SEINET7567163 Image available Carex mertensii Ray Tallent 1987-8-12 900 Siskiyou Klamath National Forest, Long Gulch Lake, near where creek exits lake. 1939 Comment
  UC1265431  Carex mertensii Frederick W. Oettinger 1969-8-6 1233 Siskiyou nw Pine Lake (White Pine Meadow); Salmon Mountains, Marble Mountain Wilderness 1882 Comment
  JEPS25659  Carex microptera Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7302 Siskiyou 4 air-line mi nne Preston Peak (meadow at Twin Valley, just e of Del Norte County line); Siskiyou Mts., Twin Valley, watershed of Indian Creek 1493 Comment
  HSC76808  Carex microptera L. P. Janeway 1982-7-18 79 Siskiyou Near FS 19N07 crossing Two Bit Gulch, N side of road 1311 Comment
  HSC45960  Carex multicaulis J. P. Smith 1973-5-5 6395 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  HSC97418  Carex multicaulis Jennifer Whipple 1976-6-12 983 Siskiyou S face of Mount Eddy draining into the N Fork of the Sacramento River 2317 Comment
  HSC85837  Carex multicaulis L. P. Janeway 1983-8-7 524 Siskiyou Along S Fork Indian Creek Rd. (FS 17N32), 18 mi. from Indian Creek Rd. 1433 Comment
  CAS-BOT-BC23420  Carex multicostata John Thomas Howell 1937-7-26 13557 A Siskiyou Caribou Meadow Comment
  CAS-BOT-BC32220  Carex multicostata Rimo Bacigalupi; Mr. VanDeventer; Mrs. VanDeventer 1959-7-10 7303 Siskiyou Meadow at Twin Valley, Siskiyou Mts. just E of Del Norte County line. 1493 Comment
  HSC76373  Carex nebrascensis L. P. Janeway 1982-8-14 133 Siskiyou Between Hwy. 96 and Klamath River, near level of Hwy. 427 Comment
  HSC29635  Carex nigricans Frederick W. Oettinger 1969-9-2 1600 Siskiyou Marble Mtn. Wilderness Area, N side of English Peak 2165 Comment
  UC1265348  Carex nigricans Frederick W. Oettinger 1969-9-2 1600 Siskiyou n side English Peak; Salmon Mountains, Marble Mountain Wilderness Area 2164 Comment
  CHSC40157  Carex nudata L. P. Janeway 1983-6-25 337 Siskiyou Along west side Klamath Rover at Swillup Creek. 243 Comment
  HSC79282  Carex nudata L. P. Janeway 1984-6-22 865 Siskiyou Along the E Fork Scott River at Hwy. 3 bridge just E of Callahan 988 Comment
  SEINET7569408 Image available Carex nudata Frederick W. Oettinger 1968-9-5 709 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, south end of Diamond Lake. 2073 Comment
  CAS-BOT-BC119291  Carex occidentalis John Thomas Howell 1939-8-3 14989 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CHSC71507  Carex pellita Vernon H. Oswald; Lowell Ahart 1998-7-21 9353 Siskiyou Northeast of Weed and south of Macdoel in an area of marshes and wet meadow along Old State Highway on the west side of Bray. 1417 Comment
  HSC285  Carex phaeocephala William J. Ferlatte 1967-8-21 1077 Siskiyou Caribou Basin, Sawtooth ridge W of Big Caribou Lake 2134 Comment
  CAS-BOT-BC118575  Carex praegracilis Lewis Samuel Rose 1937-7-3 37397 Siskiyou Weed. 944 Comment
  CAS-BOT-BC118771  Carex preslii John Thomas Howell 1937-7-25 13482 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC118773  Carex preslii John Thomas Howell 1937-7-25 13477 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CHSC86630  Carex preslii Jenny Marr 1993-7-1 13 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC834554  Carex preslii John Thomas Howell 1939-8-9 15203 Siskiyou Sky High Valley Marble Mountians 1828 Comment
  UCD77470  Carex raynoldsii Robert E. Preston 2002-6-21 1868 Siskiyou Klamath National Forest, Rainbow Mountain, S slope, N of Trout Creek 1659 Comment
  CDA33140  Carex rossii D. Osterhandt 1977-6-29 Siskiyou Forest plantation, Klamath National Forest, near Weed. 0 Comment
  HSC39278  Carex scopulorum J. O. Sawyer 1968-7-22 553 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC39284  Carex scopulorum J. O. Sawyer 1969-7-11 1327 Siskiyou S Sugar Creek 1829 Comment
  RSA238969  Carex scopulorum Frederick W. Oettinger 1969-8-19 1455 Siskiyou Abbott s Basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1905 Comment
  HSC85804  Carex scopulorum var. bracteosa L. P. Janeway 1983-8-6 509 Siskiyou Poker Flat 1524 Comment
  HSC96570  Carex scopulorum var. bracteosa Gordon Leppig, J. Kalt 1996-7-9 388 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  CAS-BOT-BC117401  Carex senta A. A. Heller 1920-7-6 13409 Siskiyou Metcalf's ranch, NE base of Mt. Eddy. Comment
  CAS-BOT-BC117251  Carex spectabilis John Thomas Howell 1937-7-25 13480 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  CAS-BOT-BC117253  Carex spectabilis John Thomas Howell 1937-7-25 13481 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  UC642543  Carex spectabilis J. W. Stacey 1939-7-26 13748 Siskiyou in west boreal spring above Panther Creek Meadows; Mount Shasta Comment
  UC835741  Carex spectabilis John Thomas Howell 1939-8-8 15151 Siskiyou Black Mt. Marble Mts. Comment
  RSA238927  Carex spectabilis Frederick W. Oettinger 1968-9-6 731 Siskiyou Trail southeast of Tom s Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  SEINET7575752 Image available Carex spectabilis Frederick W. Oettinger 1969-9-2 1602 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, Bear Meadow above Tom Taylor Cabin. 2164 Comment
  UC1265478  Carex spectabilis Frederick W. Oettinger 1968-9-6 732 Siskiyou trail se Tom's Lake; Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  CDA33164  Carex stipata G. D. Barbe 1973-8-14 1699 Siskiyou Site of the proposed quarantine station south of Mt. Shasta City, west side of Interstate 5. Comment
  CAS-BOT-BC117360  Carex stipata var. stipata G. Douglas Barbe 1955-6-29 29 Siskiyou 1 mi E of Callahan in a marshy meadow along a running streamlet. Comment
  UC725961  Carex stipata var. stipata A. A. Heller 1925-7-13 13897 Siskiyou College Camp Comment
  CHSC82751  Carex straminiformis L. P. Janeway 2002-7-13 7639 Siskiyou High Cascade Range. 1.0 km west of the western edge of Medicine Lake; 0.2 km southeast of Road 43N48 on west side of the road to a cinder pit. 2079 Comment
  CHSC98757  Carex straminiformis L. P. Janeway; B. Castro 2007-7-29 9140 Siskiyou High Cascade Range. Medicine Lake Highlands; Pumice Stone Mountain, very steep north-facing slope near the top of the northwest-trending shoulder. 2054 Comment
  SEINET4292103 Image available Carex straminiformis Unknown 2006-1 8776 Siskiyou Klamath Ranges. Salmon Mountains; south side of upper Carter Meadows 0.5 km west of Carter Meadows Summit. Comment
  CHSC106465  Carex subfusca Peter F. Zika 2009-8-16 24599 Siskiyou Cascade Range Highlands (CaRH). Damp meadows near north end of Juanita Lake, Forest Service Road 46N04. 1550 Comment
  JEPS84065  Carex subfusca L. R. Heckard with J. Hickman et al. 1986-7-17 6526 Siskiyou Oak Knoll Road to Condrey Mt. (near small Dry Lake, n of Hwy. 96 (Walker)) Comment
  CAS-BOT-BC115278  Carex utriculata John Thomas Howell 1939-8-9 15197 Siskiyou Sky High Valley, Marble Mts. Comment
  CAS-BOT-BC115165  Carex vesicaria James D. Jokerst 1983-7-5 1829 A Siskiyou Atkin's Meadow in a low lying area near the Lodgepole Pine Forest at the Meadow's NE corner. Comment
  UC2046025  Carex viridula var. viridula Barbara L. Wilson with Mary Vance 2004-7-16 11055 Siskiyou Approximately one mile by road north of Crater Creek, in the headwaters of an unnamed tributary of Mountain House Creek, in the Klamath National Forest. Comment
  HSC22111  Cassiope mertensiana subsp. ciliolata J. O. Sawyer 1969-7-7 1080 Siskiyou NE facing slope above Big Duck Lake 2146 Comment
  RSA211455  Cassiope mertensiana subsp. ciliolata William J. Ferlatte 1966-8-5 351 Siskiyou Caribou Mtn., Open granite slopes and ridges. Near summit. 2470 Comment
  CAS-BOT-BC248986  Castilleja David D. Keck 1938-8-8 4873 Siskiyou Siskiyou Co. at Trinity Co. line: Scott Mountain Divide, between Scott Mtn. and Craggy Peak 1675 Comment
  HSC76985  Castilleja applegatei subsp. martinii K. T. Stillman 1976-6-25 65 Siskiyou Marble Mtn. Wilderness Area 2073 Comment
  SBBG21824  Castilleja arachnoidea D. Myrick 1964-7-25 963 Siskiyou above Ski Bowl Lodge, Mt Shasta 2407 Comment
  RSA46748  Castilleja arachnoidea J. T. Howell 1937-7-29 13659 Siskiyou Scott Mountain between Trinity and Siskiyou counties. Comment
  HSC76698  Castilleja glandulifera K. T. Stillman 1976-8-9 218 Siskiyou Marble Mtn. Wilderness area 2134 Comment
  CHSC86634  Castilleja lacera Jenny Marr 1993-7-1 17 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS68260  Castilleja lacera L. R. Heckard 1972-5-31 2933 Siskiyou about 2 mi se Yreka 822 Comment
  UC1021597  Castilleja lacera W. A. Weber and Lewis S. Rose 1953-5-22 8459 Siskiyou 3 mi n Weed 1127 Comment
  UC726462  Castilleja lacera A. A. Heller 1919-6-20 13260 Siskiyou Metcalf's Comment
  UC618701  Castilleja miniata unknown 1938-9-8 11606 Siskiyou on talus beside Little Red Butte; Mount Shasta Comment
  CAS-BOT-BC254017  Castilleja miniata Wm. Bridge Cooke 1938-6-17 11059 Siskiyou Mt. Shasta 1524 Comment
  JEPS28174  Castilleja pilosa A. A. Heller 1938-7-12 15261 Siskiyou near Deer Mountain eastern base (on U.S. Hwy 97) 1371 Comment
  JEPS83825  Castilleja pruinosa Wayne Roderick Jul 1976 Siskiyou vicinity Cook and Green Pass (along trail to Copper Butte); Siskiyou Mts. Comment
  UC163703  Castilleja pruinosa Geo. D. Butler 1910-5-15 1340 Siskiyou Greenhorn Mountain 1066 Comment
  UC164321  Castilleja pruinosa Geo. D. Butler 1910-5-23 1387 Siskiyou Humbug Mountain Comment
  UC199392  Castilleja pruinosa Annie M. Alexander and L. Kellogg 1911-6-21 173 Siskiyou Jackson Lake; Jackson Pk. 2438 Comment
  SBBG116569  Ceanothus arcuatus D. Wilken with E. Painter 2003-7-16 16153 Siskiyou near S Fk of Salmon River, near mouth of Butcher Gulch, ca. 6 linear km WNW of Cecilville 610 Comment
  UCD111782  Ceanothus cuneatus C. L. Schmidt 1994-7-7 1298 Siskiyou 5 miles SE of junction of Gazelle-Callahan Road and CA-3. 1493 Comment
  UC585100  Ceanothus cuneatus var. cuneatus E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1893 Siskiyou ca 2 mi s Yreka 822 Comment
  JEPS86081  Ceanothus integerrimus Wayne Roderick 1966-6-26 Siskiyou Seiad Valley to Cook & Green Pass Comment
  UC455336  Ceanothus integerrimus I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat Mt. Bradley 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
  HSC100191  Ceanothus prostratus J. P. Smith, & J. O. Sawyer 2011-9-4 13411 Siskiyou Montague- Ball Mountain-Little Shasta Road (County Road 7K007). 1192 Comment
  HSC36932  Ceanothus prostratus J. P. Smith 1974-5-27 7597 Siskiyou Along USFS Rd. 47N03 1646 Comment
  JEPS42173  Ceanothus prostratus W. L. Jepson 1940-6-23 20015 Siskiyou 2 mi s Andesite 975 Comment
  UCD112668  Ceanothus prostratus C. L. Schmidt 1990-6-22 1266 Siskiyou 4 mi. E of Dana on A19 (Mac Arthur Road) to Spring Creek Rd. then 5.2 mi up Spring Creek Rd. then ca. 1.5 mi on jeep road near Timbered Crater. 1005 Comment
  UCD123997  Ceanothus prostratus D. O. Burge 2009-5-13 1165 c Siskiyou Scott Mountains, The Eddys, Parks Creek watershed, west of Tamarack Flat, and south-east of Caldwell Lakes, roadside on FR 17, parking 11.4 road miles (18.3 km) south-west of Old Hwy 99 via Stewart Springs Road and FR 17, 17.2 km 188 deg. (True) SSW of Gazelle. 1950 Comment
  JEPS89111  Ceanothus tomentosus L. N. Lorenzen 1920-6-9 Siskiyou Sisson 1127 Comment
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May 9 2008
  CAS-BOT-BC63157  Ceanothus velutinus Miss Kilbourn 1923-7-1 1214 Siskiyou Near Sisson. Comment
  CAS-BOT-BC63159  Ceanothus velutinus W. B. C. 1938-6-17 11022 Siskiyou Sisson Southern Trail. 1371 Comment
  UCR93372  Ceanothus velutinus Kathy Harper, Dane Karr 1994-6-16 s.n. Siskiyou Modoc National Forest; Forest Route 49 (Lava Beds/ Medicine Lake Rd.) within 1 mi. of southern boundary of Lava Beds National Monument 1555 Comment
  HSC69563  Ceanothus velutinus var. velutinus Maralyn A. Renner 1980-8-6 2282 Siskiyou Along trail, 0.5 mi. SE of Cyclone Gap. 1585 Comment
  CHSC3220  Centaurea cyanus Gerry Carrauthers 1966-5-14 165 Siskiyou 4 mi. N.W. of Callahan. Comment
  CDA38008  Centaurea squarrosa CDFA Staff 1991-1 s.n. Siskiyou Hawkinsville. 0 Comment
  UCD130113  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-26 11155 a Siskiyou W. H. Kerr, Flying K Ranch, upper Quartz Valley, 2 miles south of Mugginsville. Comment
  HSC33354  Centaurea virgata subsp. squarrosa William J. Ferlatte 1974-6-27 1501 Siskiyou 0.5 mile W of Hawkinsville on Long Gulch Rd.; N side 793 Comment
  SEINET10741267 Image available Centaurium trichanthum Edward L. Greene 1876-8-5 Greene 964 Siskiyou Collected near Yreka. Comment
  RSA181620  Cephalanthera austiniae Dorothy Parker 1950-7-9 476 Siskiyou Salmon Mountain 915 Comment
  HSC14  Cerastium arvense William J. Ferlatte 1966-6-22 96 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  RSA215611  Cerastium arvense Gilbert Muth 1969-8-6 1199 Siskiyou Boulder Peak. 2530 Comment
  CDA3360  Cerastium dichotomum T. C. Fuller 1962-5-18 8745 Siskiyou B. M. Long property, Little Shasta Road, 5 miles east of Montague. 0 Comment
  UCD20185  Cerastium dichotomum J. Di Tomaso 2002-5-17 s.n. Siskiyou 8 miles NE of Montague. On York Rd., 300 m east of intersection with Mulloy Rd. Comment
  SEINET10907015  Cercis occidentalis LeRoy E. Detling 1947-6-2 Detling 6043 Siskiyou 1 mi. west of Hamburg. T46N R11W S26 427 Comment
  CAS-BOT-BC135447  Cercocarpus betuloides var. betuloides C. R. Quick 1950-6-21 50 -06 Siskiyou Along Beaver Creek Road, just N of Klamath River Comment
  UC1034587  Cercocarpus betuloides var. macrourus Milo S. Baker and Douglas Barbe 1955-7-1 81 Siskiyou 2.1 mi n of Callahan (at the mouth of Limekiln Gulch); Klamath Mountains, Limekiln Gulch 975 Comment
  SEINET10685135  Cercocarpus ledifolius var. intermontanus Karen M. Meyer, Andrew Townesmith 2007-8-2 Meyer 183 Siskiyou Shasta-Trinity National Forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi on Hwy. 97, east side of road. 1218 Comment
  LA203125  Chaenactis douglasii var. douglasii Louis Wheeler; 1934-6-15 2715 Siskiyou Hungry Creek, Siskiyou Mts 1280 Comment
  UC472229  Chaenactis douglasii var. douglasii Annie M. Alexander and Louise Kellogg 1911-8-14 318 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC106039  Chaenactis suffrutescens H. M. Hall; E. B. Babcock 1903-6-1 4081 Siskiyou Upper part of Shasta Valley - Mount Shasta 1158 Comment
  JEPS125888  Chaenactis suffrutescens Dean W. Taylor 1996-6-18 15695 Siskiyou Shasta Trinity National Forest; Scott Mountains, bordering Shasta Valley, hillslopes about 4 miles S of Gazelle; about 350 m upslope from the Yreka Ditch. Comment
  CAS-BOT-BC141582  Chamaebatiaria millefolium Wm. Bridge Cooke 1938-8-24 11579 Siskiyou In a small ravine west of Bolam Creek - Mount Shasta 2133 Comment
  HSC68409  Chamaecyparis lawsoniana Maralyn A. Renner 1980-7-4 1413 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  SEINET11052218  Chamaecyparis lawsoniana A. T. Leiser 1968-9-4 s.n. Siskiyou Scott Camp Creek, near Methodist Camp, SW of Castle Lake turnoff. Comment
  UC618773  Chamaesaracha nana unknown 1938-6-17 11054 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  UCD126575  Chamaesaracha nana T. C. Fuller 1962-6-12 8967 Siskiyou east side of Davis Road to Medicine Lake, 0.2 mile south of road to Dorris, ca. 16 miles east of Macdoel. Comment
  RSA432492B  Chamaesyce serpillifolia L. C. Wheeler 1935-7-13 3659 Siskiyou Ager. 793 Comment
  CAS-BOT-BC165981  Chamerion angustifolium L. R. Short 1933-8-7 114 Siskiyou Klamath National Forest. Marble Mts. 1798 Comment
  CAS-BOT-BC166089  Chamerion angustifolium subsp. circumvagum John Thomas Howell 1939-8-9 15244 Siskiyou Shackleford Creek Trail, Marble Mts. Comment
  HSC69061  Chamerion angustifolium subsp. circumvagum Maralyn A. Renner 1980-8-6 2323 Siskiyou Cracker Meadow 1555 Comment
  JEPS82482  Chamerion latifolium Gilbert Muth 1965-8-11 205 Siskiyou along trail to four corners Marble Mt. Wilderness Area, Black Mt. 1874 Comment
  POM255830  Cheilanthes gracillima Marion Ownbey, Ruth P. Ownbey 1938-7-19 1754 Siskiyou Summit of the Siskiyou Mountains, 2.5 miles northwest of Dry Lake Lookout Comment
  RSA237844  Cheilanthes gracillima Frederick W. Oettinger 1968-8-5 405 Siskiyou Mount Hemlock Forest, Shasta Ridge, between Diamond Lake and English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  CAS-BOT-BC68240  Cheilanthes gracillima Louis C. Wheeler 1934-8-2 3021 Siskiyou Siskiyou Mts. - Head Jaynes Canyon - Mt. Dieablo Mer. 2072 Comment
  POM114236  Cheilanthes gracillima Geo D. Butler 1910-6-5 1517 Siskiyou Shackleford Creek, by lake Comment
  HSC43148  Chenopodium album Ken Stillman 1976-8-24 424 Siskiyou Along Klamath River at Williams Point. 366 Comment
  UC375328  Chenopodium berlandieri Geo. D. Butler 1908-7-4 1065 Siskiyou Yreka Comment
  UC851136  Chenopodium foliosum L. E. Smith 1914-6-24 722 Siskiyou Sisson Comment
  UC851051  Chenopodium pumilio A. A. Heller 1915-8-24 12210 Siskiyou Metcalf's Ranch Mt. Eddy (ne base of mt.) 1188 Comment
  POM210956  Chenopodium vulvaria L. C. Wheeler 1934-10-6 3307 Siskiyou Edge of path, Yreka. 793 Comment
  HSC67798  Chimaphila menziesii J. O. Sawyer, J. Cole 1980-7-22 3992 Siskiyou Little Horse Peak 1720 Comment
  CAS-BOT-BC451438  Chimaphila menziesii S. P. Rixford no date on label s.n. Siskiyou Hilt Comment
  HSC92971  Chimaphila umbellata Jennifer Whipple 1976-9-3 1767 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2256 Comment
  UCR222516  Chimaphila umbellata R. F. Thorne 1969-8-2 63400 Siskiyou Klamath Ranges Region; Salmon Mountains, Klamath National Forest, Marble Mountain Wilderness Area, trail to English Peak [along N fork of Salmon River] 1159 Comment
  HSC60904  Chimaphila umbellata Al Hobart Siskiyou Black Butte Comment
  RSA105418  Chrysanthemum leucanthemum G. D. Barbe 1955-6-29 46 Siskiyou 1.8 miles E of Callahan, S bank of Scott River 976 Comment
  HSC68400  Chrysolepis chrysophylla Maralyn A. Renner 1980-7-4 1449 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  CAS-BOT-BC36241  Chrysolepis sempervirens W. R. Dudley 1899-8-9 s.n. Siskiyou Black Butte top of highest peak Comment
  CAS-BOT-BC36244  Chrysolepis sempervirens Doris K. Kildale 1928-8-19 6556 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  HSC91297  Chrysolepis sempervirens Jennifer Whipple 1977-8-6 2224 Siskiyou Dale Creek drainage on N face of Mount Eddy 2195 Comment
  JEPS24624  Chrysolepis sempervirens Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6777 Siskiyou 2.3 mi above town of Mt. Shasta (Sisson) (along Everitt Memorial Highway to Panther Meadow, sw base of Mt Shasta); Mt. Shasta, Everitt Memorial Highway 1219 Comment
  RSA237811  Chrysolepis sempervirens Frederick W. Oettinger 1968-8-22 589 Siskiyou On n.e. face of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  UC455273  Chrysolepis sempervirens I. J. Condit 1909-8-23 Siskiyou near Sisson (Castle Lake); Castle Lake 2133 Comment
  RSA120893  Chrysolepis sempervirens Milo S. Baker 1957-6-16 13143 Siskiyou Trip to Scott Mt. from turn off near Callahan at a point just below Pinus ponderosa zone. Comment
  CAS-BOT-BC100854  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer I. Applegate 1935-8-3 10001 Siskiyou Lyons Road, north boundary of Lava Beds National Monument Comment
  RSA78945  Chrysothamnus viscidiflorus subsp. viscidiflorus E. K. Balls, Percy C. Everett 1952-10-12 18172 Siskiyou 1.8 miles south of turn off to Medicine Lake, on road from Indian Well Ranger Station, Modoc Lava Beds National Monument. 1372 Comment
  UCD130483  Cichorium intybus Morris Halperin 1930-5-17 s.n. Siskiyou near Montague, Schumacher Gulch. Comment
  HSC19003  Cinna latifolia J. O. Sawyer 1969-8-4 1806 Siskiyou Above Sugar Lake 2134 Comment
  UC1265356  Cinna latifolia F. W. Oettinger 1968-9-2 663 Siskiyou sw Upper English Lake (Salmon Mountains); , Upper English Lake 1874 Comment
  HSC19172  Circaea alpina subsp. pacifica J. O. Sawyer 1969-7-24 1516 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  HSC19235  Circaea alpina subsp. pacifica J. O. Sawyer 1969-7-18 1408 Siskiyou Head of S Russian Creek 1829 Comment
  CAS-BOT-BC285347  Cirsium andersonii E. K. Balls 1949-7-8 13920 Siskiyou Road to Callahan from Scott Mt., southern Siskiyou County 1524 Comment
  JEPS82112  Cirsium brevistylum Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7478 Siskiyou 0.2 mi w Rogers Creek crossing (along California highway 96, road bank on e side of canyon); Klamath River Canyon 228 Comment
  CDA1135  Cirsium ciliolatum G. D. Barbe, Don Shaw 1982-7-14 3890 -C Siskiyou Willow Creek; Bryant Rd. at York Rd., 3.5 mi east of Willow Creek School. Comment
  UC1550271  Cirsium ciliolatum W. J. Ferlatte 1988-6-28 2114 Siskiyou ne corner at intersection of York Rd. and Mulloy Rd. 813 Comment
  CAS-BOT-BC278035  Cirsium cymosum John Thomas Howell 1952-6-14 28336 Siskiyou 2 miles from Yreka on Ft. Jones road 807 Comment
  JEPS81662  Cirsium occidentale var. venustum L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2316 Siskiyou Northern side of McCloud arms of Shasta Lake (15 mi from hwy 99 along Gilman Road) 487 Comment
  HSC5381  Cirsium vulgare R. C. Wunner 1965-8-14 434 Siskiyou California Lava Beds National Monument; 2 mi. from Mammoth Crater on Rd. to SW entrance 1555 Comment
  JEPS25540  Clarkia lassenensis Rimo Bacigalupi with Lincoln Constance 1959-6-17 7157 Siskiyou 4 mi ne Weed (slopes across from junction of Big Springs Road with U.S. 97) 1066 Comment
  POM208257  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1934-6-2 2610 Siskiyou Oak Knoll ranger station, Klamath River; Mt. Diablo Mer. 671 Comment
  CAS-BOT-BC164743  Clarkia rhomboidea Wm. Bridge Cooke 1938-6-17 11047 Siskiyou Sisson Southern Trail Comment
  CAS-BOT-BC439101  Claytonia cordifolia Gilbert Muth 1966-7-8 354 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  CAS-BOT-BC439103  Claytonia cordifolia Geo. D. Butler 1910-6-5 1510 Siskiyou Shackleford Creek Comment
  HSC62629  Claytonia cordifolia Al Hobart Siskiyou Youngs Valley 1524 Comment
  RSA45343  Claytonia exigua subsp. exigua Dorothy Parker 1947-3-30 s.n. Siskiyou Hartstrand Gulch, east of Scott Valley. 823 Comment
  HSC48274  Claytonia lanceolata P. Stekel, K. Stillman May 1977 239 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  HSC64297  Claytonia parviflora subsp. parviflora J. P. Smith 1973-5-5 6456 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  CHSC71314  Claytonia rubra subsp. depressa Vernon H. Oswald; Lowell Ahart 1998-6-11 9219 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sam Neck Rd. and Hwy. 97 ca. 5 mi north of Macdoel. 1295 Comment
  SEINET7042821  Claytonia rubra subsp. rubra A. G. Vestal 1955-5-16 s.n. Siskiyou Open pine country just west of Weed between railroad and highway 99 [I5]. Weed quadrangle UTM Zone 10, 549920mE, 4586493mN. Comment
  UC1223241  Claytonia sibirica Joseph P. Tracy 1951-6-16 19463 Siskiyou Takilma-Happy Camp Road Siskiyou Mountains (n of summit crossing of Siskiyou Mountains, where small stream crosses road) Comment
  JEPS60556  Clematis ligusticifolia W. L. Jepson July 1894 Siskiyou Sisson Comment
  HSC19261  Clintonia uniflora J. O. Sawyer 1968-7-9 444 Siskiyou W of Little Duck Lake. 1936 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
  RSA237926  Clintonia uniflora Frederick W. Oettinger 1967-7-26 213 Siskiyou 300 yards up a tributary of upper English Lake on moist bank. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1784 Comment
  RSA237956  Clintonia uniflora Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1277 Siskiyou Salmon Mountains, the high lake basins in the vicinity of English Peak Marble Mountain Wilderness Area; at southeast end of English Lake. 1768 Comment
  CHSC31204  Collinsia linearis M. S. Taylor 1980-7-8 3115 Siskiyou On ridge s of Castle Lake, above Hearts Lake. 2016 Comment
  HSC29393  Collinsia linearis Brad Klipfel 1969-7-11 978 Siskiyou Due W of NW end of Hancock Lake 1951 Comment
  JEPS23293  Collinsia parviflora Rimo Bacigalupi with Arthur and Ruby Van Deventer 1959-7-9 7266 Siskiyou Poker Flat 1536 Comment
  UC1238975  Collinsia parviflora Freed W. Hoffman 1948-7-9 2575 Siskiyou North Coast Ranges, summit of Waldo-Happy Camp Road Waldo-Happy Camp Road; North Coast Ranges, summit of Waldo-Happy Camp Road 1539 Comment
  JEPS24987  Collinsia parviflora Jean Langenheim 1957-5-19 4343 Siskiyou between Gazelle and Callahan (along roadcut) Comment
  HSC72566  Collinsia rattanii J. P. Smith 1976-5-21 8761 Siskiyou Klamath National Forest, USFS Rd. 40N08 6.2 mi from its junction with Hwy. 3 1463 Comment
  JEPS84023  Collinsia rattanii L. R. Heckard with S. D'Alcamo, J. Hickman, and S. Winchester 1986-7-15 6295 Siskiyou Indian Creek Rd from Takilma to Happy Camp, just s of state line between Takilma and Happy Camp 1420 Comment
  UC180110  Collinsia rattanii H. M. Hall and E. B. Babcock Jun 1903 4051 Siskiyou near Sissons (at 18th Crossing, Mount Shasta, Sierra Nevada Mountains); Sierra Nevada Mountains, Mount Shasta 1036 Comment
  UC885599  Collinsia torreyi var. latifolia John Thomas Howell 1937-7-21 13181 Siskiyou South Fork Salmon River near Big Flat (Trinity Alps); , South Fork Salmon River 1524 Comment
  CAS-BOT-BC229543  Collomia diversifolia Louis C. Wheeler 1934-7-6 2889 Siskiyou Hungry Creek 1097 Comment
  HSC44931  Collomia grandiflora J. O. Sawyer 1978-6-19 3252 Siskiyou Marble Mtn. Wilderness Area, trail between Timothy Gulch and Harry Hall Gulch 1433 Comment
  UC879755  Collomia grandiflora A. A. Heller 1916-6-23 12436 Siskiyou near Black Butte (n of Sisson) 1127 Comment
  POM75196  Collomia grandiflora Geo D. Butler 1910-5-19 1366 Siskiyou Yreka. Comment
  UC130370  Collomia heterophylla A. A. Heller 1905-6-1 7947 Siskiyou Upper Soda Spring Comment
  UCR45349  Collomia heterophylla Barry Silver 1986-5-24 607 Siskiyou West Branch Campground, Klamath National Forest, 7 mi northwest of Happy Camp 671 Comment
  POM230551  Collomia tinctoria J. T. Howell 1937-7-22 13281 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC74913  Collomia tracyi J. P. Smith 1978-5-28 9953 Siskiyou Along the N Fork of the Salmon River near Little Rattlesnake Gulch 732 Comment
  CAS-BOT-BC180417  Comandra umbellata subsp. californica W. R. Dudley 1893-6-23 s.n. Siskiyou near Castle Crag Tavera, near Mt. Shasta Comment
  UC61198  Comandra umbellata subsp. californica W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou Mount Shasta, Sisson, Eighteenth Crossing Eighteenth Crossing; Mount Shasta, Sisson, Eighteenth Crossing Comment
  UC165248  Conium maculatum Geo. D. Butler 1909-6-26 924 Siskiyou near Yreka Comment
  UC4415  Corallorhiza maculata Milo S. Baker 1893-7-15 Siskiyou 6 mi below Bartles; McCloud River Comment
  UCSB24759  Corallorhiza maculata Keefe, Joseph 1967-7-11 Siskiyou Cook and Green Pass; north of Seiad Valley 1341 Comment
  RSA381987  Corallorhiza maculata M. B. Dunkle 1944-6-25 9013 Siskiyou Beaver Creek, Siskiyou National Forest, Sierra Nevada Comment
  HSC104273  Corallorhiza striata Samantha E. Andres 2016-6-5 19 Siskiyou About 2.5 mi. on the Doe Flat Trail from the parking lot 1229 Comment
  HSC491  Corallorhiza striata William J. Ferlatte 1967-6-29 580 Siskiyou Big Flat, near public camp 1524 Comment
  HSC77013  Corallorhiza striata K. T. Stillman 1976-6-24 38 Siskiyou Marble Mountain Wilderness Area, trail from Lovers Camp to Marble Valley 1463 Comment
  CHSC65840  Cordylanthus tenuis subsp. pallescens Maria Ulloa-Cruz 1994-8-2 42 Siskiyou Shasta-Trinity National Forests. Southeast of County Dump site. 1200 Comment
  JEPS70113  Cordylanthus tenuis subsp. pallescens L. R. Heckard 1972-8-4 3150 Siskiyou ca. 4 mi nw Mt. shasta City (s of Black Butte, 0.1 mi from road parallelling old US Hwy 99, along Pony Trail Dr, near Shasta Abbey (Zen Mission)) 1188 Comment
  CHSC105577  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-5 16221 Siskiyou Dunsmuir; road 1M036 (Railroad Park Road) across from the railroad museum. Lat and Long. indicated +/- 56 feet. 704 Comment
  UCD123169  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16233 Siskiyou Ney Springs Road east of Lake Siskiyou; population intermittent along road starting 0.6 miles east of road 20M020 and extending at least to 1.2 miles. 932 Comment
  HSC72362  Cordylanthus tenuis subsp. viscidus J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8981 Siskiyou 1/5 mi. W of Hwy. 3 on Road 8 671 Comment
  JEPS57137  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1967-7-5 1603 Siskiyou n side Mt. Shasta (along Bolam logging road) 1524 Comment
  CAS-BOT-BC212284  Cornus glabrata Elmer I. Applegate 1923-9-5 3937 Siskiyou 12 miles down the Klamath River from the mouth of Shasta River Comment
  CAS-BOT-BC212050  Cornus nuttallii Marion Ownbey; D. H. Brown 1941-6-22 2426 Siskiyou Road between Craggy Mountain, and Deadwood Lookout northwest of Yreka Comment
  CAS-BOT-BC212068  Cornus nuttallii Geo. D. Butler 1910-4-22 1246 Siskiyou Kidder Creek 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
  UCD117162  Cornus nuttallii Beecher Crampton 1956-8-21 3849 Siskiyou Siskiyou County, canyon of the Sacramento River just above North Fork Junction with the Middle and South Fork. 1066 Comment
  CAS-BOT-BC210426  Cornus sericea D. E. Breedlove 1962-6-10 3299 Siskiyou Along Indian Creek Road, 16.2 miles northwest of Happy Camp; Siskiyou Mountains 1066 Comment
  CAS-BOT-BC210471  Cornus sericea subsp. occidentalis Geo. D. Butler 1910-6-4 1490 Siskiyou Shackleford Creek Comment
  HSC61806  Cornus sericea subsp. sericea Ruby Van Deventer 1938-7-13 Siskiyou Poker Flat. 1585 Comment
  JEPS24620  Cornus sericea subsp. sericea Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-8-31 6773 Siskiyou directly opposite Mossbrae Falls between Shasta Retreat and Shasta Springs (on bank of Sacramento R.); Sacramento R. 731 Comment
  CDA38584  Cornus sericea subsp. sericea D. H. Shaw Jun 1977 s.n. Siskiyou Near Happy Camp. 0 Comment
  JEPS78178  Corylus californica Gary W. Zamzow 1972-7-20 93 Siskiyou 7 mi e of McCloud (on Highway 89, Fowlers Campground, on e-facing bank of McCloud River); McCloud River, Fowlers Campground, Highway 89 1066 Comment
  UCD110062  Corylus cornuta subsp. californica B. Crampton 1956-8-21 3848 Siskiyou Canyon of the Sacramento River just above the junction of the North Fork with the Middle and South Forks. 1066 Comment
  HSC99922  Crataegus suksdorfii J. O. Sawyer, & R. J. Cole 2010-6-26 4609 Siskiyou Hilt-Hungry Road, Klamath National Forest. 845 Comment
  POM356326  Crepis acuminata M. B. Dunkle 1945-8-6 9329 Siskiyou Big ridge, Marble Mountain Comment
  CHSC86668  Crepis monticola Jenny Marr 1993-7-1 51 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS36460  Crepis occidentalis Geo. D. Butler 1909-5-8 754 Siskiyou Butcher Hill Comment
  UC91844  Crepis occidentalis T. S. Brandegee Siskiyou Ager Comment
  UCD77571  Crepis occidentalis Robert E. Preston 2002-6-20 1840 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope 1946 Comment
  CAS-BOT-BC376558  Crepis occidentalis subsp. conjuncta Doris K. Kildale 1928-7-2 5374 Siskiyou Salmon Summit via Horn Creek trail Comment
  CAS-BOT-BC290874  Crepis pleurocarpa Alice Eastwood 1923-5-23 11925 Siskiyou Near Cantara Comment
  UC195184  Crepis pleurocarpa Annie M. Alexander and Louise Kellogg 1911-8-12 310 Siskiyou near Toad L. Comment
  UC922328  Crepis pleurocarpa Annie M. Alexander and Louise Kellogg 1949-7-29 5890 Siskiyou top of ridge above Sky High Lake; Marble Mountains, Sky High Valley 1920 Comment
  CAS-BOT-BC290864  Crepis pleurocarpa David D. Keck 1938-8-6 4812 Siskiyou At Del Norte Co. line, Poker Flat, summit of Siskiyou Mts., 4 mi. S. of Oregon line, on road from Waldo to Happy Camp 1555 Comment
  CAS-BOT-BC299731  Crocidium Doris K. Kildale 1929-5-1 7834 Siskiyou Callahan Comment
  CAS-BOT-BC299733  Crocidium Roxana S. Ferris; Laura Lorraine 1948-6-12 11835 Siskiyou Gazelle Mountain Grade, road between Callahan and Gazelle 1499 Comment
  UCD59943  Crypsis schoenoides Rimo Bacigalupi; Drs. Reino and Aloha Alava 1958-9-2 6812 Siskiyou ca. 3 miles northeast of Weed, head of Shasta Valley. 975 Comment
  UCD105963  Cryptantha Jesse Miller 2010-1 s.n. Siskiyou Near Yreka.. 1219 Comment
  JEPS107383  Cryptantha flaccida Lowell Ahart, John Dittes 2005-6-10 12070 Siskiyou Rocky hillside north of the Shasta River, south of a poor dirt road, about 50 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-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
  HSC19043  Cryptogramma acrostichoides J. O. Sawyer 1969-7-7 1071 Siskiyou NW facing upper slope above Little Duck Lake 2159 Comment
  CAS-BOT-BC85603  Cupressus bakeri Malcom P. Anderson 1902-2-16 s.n. Siskiyou Forks of Seiad Creek, Siskiyou Mts. Comment
  RSA352344  Cupressus bakeri C. B. Wolf, ER Johnson 1934-10-8 61167 Siskiyou Modoc Lava Beds, 1 mile NE of Timbered Crater on old Stage road from Dana to Little Hot Springs Valley 1220 Comment
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  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
  UC650675  Cupressus bakeri Oliver V. Matthews 1939-7-5 21 Siskiyou Sullivan Mine Grove Cook and Green Region, Sullivan Mine Grove 1066 Comment
  RSA17605  Cupressus bakeri C. B. Wolf, E. R. Johnson 1934-10-9 6170 Siskiyou Above west fork Seiad Creek, 3/4 mile above forks of creek. Siskiyou Mountains [ridge between the west and east forks of Seiad Creek, south slope hillside] 1159 Comment
  SEINET8714458 Image available Cupressus bakeri Oliver V. Matthews 1939-1 38 Siskiyou Northeast Goose Nest Grove. 1829 Comment
  SEINET10531077  Cupressus bakeri subsp. matthewsii Matthews 1939-7-11 MATTHEWS 32 Siskiyou Salad Grove. 855 Comment
  JEPS47088  Cuscuta cephalanthi A. L. Grant 1902-9-1 5217 Siskiyou Sisson Comment
  UC879584  Cuscuta suksdorfii Louis C. Wheeler 1934-7-31 3011 Siskiyou 1 mi e Dry Lake Lookout; Siskiyou Mts. 1828 Comment
  SEINET13943861 Image available Cymopterus terebinthinus W. B. C. 1941-1 16208 Siskiyou In the Lava Park above Hotlum Station, N side of Mt. Shasta, alt. 5000 Comment
  CHSC63601  Cynoglossum officinale Vernon H. Oswald; Lowell Ahart 1994-8-10 6458 Siskiyou FS 40N39 at Stillwater Meadows on Bartle Creek, ca. 0.5 mi W of Harris Spring Rd. (FS15), ca. 4 mi (air) NNE of Bartle. In meadow border and roadsides. 1359 Comment
  CDA5637  Cynoglossum officinale T. C. Fuller 1967-6-27 16034 Siskiyou West side of road to McCloud Reservoir, 0.3 mile south of McCloud. 0 Comment
  RSA13860  Cyperus bipartitus L. C. Wheeler 1934-8-31 3229 Siskiyou Siskiyou Mountains: Mt. Diablo Mer.; Lund Ranch, W Fork Beaver Creek. 1066 Comment
  JEPS64062  Cyperus squarrosus Geo. D. Butler 1909-9-12 867 Siskiyou Oro Fino Comment
  CAS-BOT-BC114147  Cyperus squarrosus W. R. Ernst 1958-8-8 287 Siskiyou Grass Lake area, ca. 32 mi S of Oregon State line on Hwy. 97. Comment
  UC13515  Cypripedium montanum F. P. McLean June, 1875 Siskiyou ravine Wicks Ranch Comment
  UC1265413  Dactylis glomerata F. W. Oettinger 1968-9-6 739 Siskiyou Bear Meadow Tom's Lake Region (Salmon Mountains, W Siskiyou Co.); Salmon Mountains, Tom's Lake Region 2186 Comment
  CAS-BOT-BC192255  Danthonia californica A. A. Heller 1915-7-18 12113 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1249 Comment
  RSA239126  Danthonia intermedia Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1173 Siskiyou Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  HSC19071  Danthonia unispicata J. O. Sawyer 1969-7-25 1530 Siskiyou SE facing slope W of Sugar Lake 1845 Comment
  SEINET10914313  Darlingtonia californica Andrew Townesmith, Karen M. Meyer 2007-8-1 Townesmith 888 Siskiyou Shasta-Trinity National Forest. 11.7 miles up Stewart Springs road/Forest Service road 17 (distance from intersection of Stewart Springs and Old 99 Highway). T41N R6W near sections 28 and 33. 1983 Comment
  UC54472  Darlingtonia californica H. M. Hall and E. B. Babcock June, 1903 4042 Siskiyou near Sisson; Sacramento River, 18th Crossing 1036 Comment
  CAS-BOT-BC141838  Dasiphora fruticosa Alice Eastwood 1912-8-30 2025 Siskiyou Summit, Mount Eddy Comment
  HSC40611  Datisca glomerata J. O. Sawyer 1973-7-16 2543 Siskiyou Trail along Canyon Creek above Jct. with Wooley Creek 488 Comment
  RSA13714  Datura stramonium Louis C. Wheeler 1934-10-13 3319 Siskiyou Klamath River near Skunk Gulch, Siskiyou Mtns. 610 Comment
  RSA184772  Delphinium decorum subsp. tracyi Gilbert Muth 1966-7-17 407 Siskiyou Trail to Lookout, Marble Mtns. 1860 Comment
  HSC61772  Delphinium glaucum Ruby Van Deventer 1960-7-14 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC10133  Delphinium menziesii Mrs. H. C. Cantelow 1936-5-20 1391 Siskiyou Summit of Salmon Mt. 1818 Comment
  CAS-BOT-BC94478  Delphinium nuttallianum R. C. Wenk 2005-7-19 347 Siskiyou border between Siskiyou and Trinity Counties, National Forest Road 17, parking lot where Pacific Crest Trail crosses 2090 Comment
  HSC26573  Deschampsia cespitosa J. P. Smith 1972-8-17 5746 Siskiyou Medicine Lake 2012 Comment
  UCD61220  Deschampsia cespitosa Arthur Menzies 1962-7-21 Siskiyou Morgan Meadows, base of Mt. Eddy. 1706 Comment
  CAS-BOT-BC192464  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1983-8-16 545 Siskiyou Siskiyou Mountains; at Poker Flat 1524 Comment
  JEPS117870  Deschampsia cespitosa subsp. cespitosa Julie Kierstead Nelson with Rhonda Posey, Ross Olson 2007-8-1 2007 -023 Siskiyou The Eddys, west of Mt. Shasta. West side of Toad Lake, headwaters of Middle Fork of upper Sacramento River 2118 Comment
  RSA415968  Deschampsia cespitosa subsp. cespitosa M. B. Dunkle 1945-7-24 9265 Siskiyou Klamath National Forest, Marble Mts. Comment
  UCD62396  Deschampsia danthonioides A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3380 Siskiyou 2 miles south of Doris, on Hwy. 97. Comment
  UCD62522  Deschampsia danthonioides P. B. Kennedy 1923-7-29 Siskiyou Sisson. Comment
  CAS-BOT-BC201938  Deschampsia elongata H. A. Thomas; J. H. Thomas 1954-7-24 4513 A Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  HSC101475  Deschampsia elongata J. P. Smith, J. O. Sawyer 2011-7-21 13040 Siskiyou Near Dillon Camp 1358 Comment
  HSC92277  Deschampsia elongata Jennifer Whipple 1976-7-2 1259 Siskiyou SW of Dobkins Lake, along the drainage to the lake. 2134 Comment
  RSA238405  Deschampsia elongata Frederick W. Oettinger 1969-8-16 136 Siskiyou Southwest of Wiregrass Meadow, Upper English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1707 Comment
  SEINET3927620  Deschampsia elongata J. P. Smith, Steve Selva 1970-7-17 4464 Siskiyou Below Kangaroo Lake.; 0 1890 Comment
  CAS-BOT-BC402549  Dicentra pauciflora Philip A. Munz 1952-7-2 17914 Siskiyou Rd. to Baldy Mt., ca. 6 air-line miles w. of Happy Camp, Siskiyou Mts. 1554 Comment
  HSC635  Dicentra pauciflora William J. Ferlatte 1967-6-29 574 Siskiyou Yellow Rose Mine 1982 Comment
  UC164157  Dichelostemma X venustum Geo. D. Butler 1909-7-15 889 Siskiyou Highland Mine Comment
  POM109926  Dichelostemma multiflorum Geo D. Butler 1910-5-18 1361 Siskiyou Yreka Comment
  UCD35445  Dieteria canescens Beecher Crampton 1956-8-22 3864 Siskiyou South slope of Mt. Shasta, Wagon Camp Road, about 4 miles southwest of Panther Meadow. 1828 Comment
  UCSB63902  Dieteria canescens var. shastensis Oswald, Vernon; Ahart, Lowell 1997-7-28 Siskiyou Forest Route 56 (42N56)3.7 mi. east of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave; T42N R4E NE1/4 NE1/4 Sect.6 1755 Comment
  CAS-BOT-BC153658  Diplacus jepsonii A. A. Heller 1922-7-15 13702 Siskiyou At Medicine Lake 2133 Comment
  CAS-BOT-BC153304  Diplacus kelloggii R. C. Barneby 1954-5-16 11520 Siskiyou Scott River canyon 11 1/2 miles above Scott Bar 777 Comment
  CAS-BOT-BC153726  Diplacus nanus Clare B. Hardham 1961-6-30 8030 Siskiyou Mud Springs 1981 Comment
  CAS-BOT-BC94401  Diplacus nanus R. C. Wenk 2005-7-15 197 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail 1645 Comment
  SD60415  Diplacus nanus Peter H. Raven 1962-5-30 17902 Siskiyou flats on pumice, US Hwy 97, 8.3 miles north of Weed Comment
  HSC9646  Distichlis spicata R. C. Wunner 1965-7-4 339 Siskiyou Lava Beds National Monument: E side of Petroglyphs, near old shoreline of Tule Lake. 1220 Comment
  RSA461942  Dodecatheon A. C. Life 1924-3-22 14602 Siskiyou Camp Meeker-foot of Mt. Shasta. Comment
  HSC19278  Dodecatheon alpinum J. O. Sawyer 1968-6-25 325 Siskiyou Along Horse Range Creek 1829 Comment
  CHSC96706  Dodecatheon jeffreyi Gordon Leppig; Jennifer Kalt 1996-7-9 353 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen. Subalpine fen in cirque west of Little Duck Lake. NAD 27 UTM Zone 10, 503813E, 4572466N. 2200 Comment
  HSC96403  Dodecatheon jeffreyi Gordon Leppig, J. Kalt 1996-7-9 353 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  SEINET3163991  Dodecatheon jeffreyi G. D. Butler 1910-6-5 1522 Siskiyou Loy Lake; Shackleford Creek Comment
  SJSU6531  Dodecatheon jeffreyi R. W. Trivelpiece 1973-6-21 147 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 Comment
  CHSC71477  Downingia bacigalupii Vernon H. Oswald; Lowell Ahart 1998-7-21 9363 Siskiyou Between Weed and Macdoel on Hwy. 97 0.9 mi southwest of Tennant Rd. In a roadside meadow. 1188 Comment
  JEPS94820  Downingia insignis Vernon H. Oswald and Lowell Ahart 1998-6-11 9217 Siskiyou near the junction of Meiss Lake-Sams Neck Road and Highway 97 5 mi n of Macdoel (Butte Valley National Grassland); Butte Valley National Grassland 1295 Comment
  JEPS108465  Downingia pulcherrima Lisa Schultheis 1995-6-28 236 -95 Siskiyou Outside of Weed. Trailer Lane, just W of ramp to I-5 S. Comment
  UC199219  Draba albertina Annie M. Alexander and L. Kellogg 1911-6-26 190 Siskiyou Jackson L. 1798 Comment
  HSC29183  Draba howellii Frederick W. Oettinger 1967-7-26 196 Siskiyou Salmon Mtns., high lake basins in the vicinity of English Peak, Marble Mtn. Wilderness area, down NE end of Crapo Peak Ridge 2186 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
  HSC44704  Draperia systyla J. O. Sawyer, E. Cope 1977-6-18 2900 Siskiyou Along Clear Creek trail below Ten Mile Creek 457 Comment
  UC642568  Drymocallis W. Bridge Cooke 1939-8-22 13829 Siskiyou along Horse Camp Creek; Mount Shasta, along Horse Camp Creek Comment
  CAS-BOT-BC159434  Drymocallis glandulosa var. glandulosa Doris K. Kildale 1928-7-1 5330 Siskiyou Forks of Salmon, Salmon River 365 Comment
  HSC76741  Drymocallis lactea var. lactea K. T. Stillman 1976-7-15 246 Siskiyou Marble Mountain Wilderness Area. Comment
  JEPS57178  Drymocallis pseudorupestris L. R. Heckard 1967-8-13 1696 Siskiyou summit region of Mt. Eddy 2743 Comment
  CAS-BOT-BC536727  Drymocallis pseudorupestris Wm. Bridge Cooke 1938-8-23 11570 Siskiyou North Slope of Shastina. Hudsonian. Comment
  HSC90741  Drymocallis pseudorupestris var. pseudorupestris Jennifer Whipple 1976-6-17 1034 Siskiyou W facing slope of ridge between Durney Lake and Little Crater Lake 2409 Comment
  SEINET7583465 Image available Eleocharis acicularis Frederick W. Oettinger 1969-8-24 1518 Siskiyou Salmon Mountains, vicinity of English Peak Marble Moutain Wilderness Area, inlet to Upper English Lake. 1768 Comment
  CAS-BOT-BC113349  Eleocharis engelmannii W. R. Ernst 1958-8-8 285 Siskiyou Grass Lake area, about 32 miles S of Oregon State line on Hwy 97. Comment
  CAS-BOT-BC113319  Eleocharis montevidensis David Daniels Keck 1949-7-19 s.n. Siskiyou 6.5 mi SW of Yreka on road to Ft. Jones, nr head of Yreka Creek at first spring. 1127 Comment
  RSA238951  Eleocharis palustris Frederick W. Oettinger 1968-9-5 716 Siskiyou Cove on SE side of Hancock Lake. The Salmon Mountains, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area 1936 Comment
  CAS-BOT-BC451557  Elodea canadensis Louis C. Wheeler 1934-6-3 2624 Siskiyou Cherry Flat, Klamath River, Siskiyou Mts. 518 Comment
  UCD61688  Elymus elymoides subsp. californicus A. A. Heller 1920-6-24 13387 Siskiyou Metcalf's ranch, NE base of Mt. Eddy. 1280 Comment
  HSC41817  Elymus elymoides var. elymoides Robert Wharton 1977-8-20 Siskiyou Along E slope of Mt. Shasta at Wintun Glacier along ridge between Ash & Brewer Creeks 3354 Comment
  HSC76907  Elymus glaucus K. T. Stillman 1976-9-10 501 Siskiyou Marble Mountain Wilderness Area, across marble on E side of Black Mountain 2104 Comment
  SJSU11311  Elymus hispidus S. H. Casey 1981-7-2 1204 Siskiyou near mouth of O'Neal Creek tributary of the Klamath River c. 4 mi W of Seiad Valley 426 Comment
Read comments
Jul 10 2014
  CAS-BOT-BC235225  Elymus multisetus Geo. D. Butler 1910-5-26 1412 Siskiyou Yreka Comment
  RSA783702  Elymus riparius Barbara L. Wilson, Richard Brainerd 2010-8-4 16208 Siskiyou Forest Service road 41N26, the Eddy Creek Road, 2.8 mi above junction with Old Stagecoach Road (study site 11). 1280 Comment
  HSC32484  Elymus spicatus J. P. Smith, Steve Selva 1970-7-28 4530 Siskiyou South Fork of Sacramento River 1128 Comment
  UC1666801  Elymus trachycaulus Geo. D. Butler 1909-6-28 850 Siskiyou along creek near Yreka Comment
  CHSC91356  Elytrigia pontica subsp. pontica Lowell Ahart; John Dittes 2005-6-10 12077 Siskiyou 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
  RSA183680  Epilobium angustifolium var. macrophyllum Gilbert Muth 1965-8-4 164 Siskiyou Near the Marble, Marble Valley, Marble Mountains Comment
  RSA15795  Epilobium brachycarpum Carl B. Wolf 1927-8-26 1034 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  JEPS43612  Epilobium brachycarpum Geo. D. Butler 1908-8-6 135 Siskiyou trail near Summit (se of Marble Mountain) 1828 Comment
  HSC49651  Epilobium ciliatum subsp. ciliatum J. P. Smith, Steve Selva 1970-8-7 4543 Siskiyou Jct. I-5 and Stewart Creek Rd. Comment
  SDSU8813  Epilobium ciliatum subsp. ciliatum D. F. Howe 1972-7-5 4873 Siskiyou 0.6 mile south of Oregon state line on road to Happy Camp. 1707 Comment
  RSA237401  Epilobium ciliatum subsp. glandulosum Frederick W. Oettinger 1968-9-6 766 Siskiyou Upper meadow, Tobacco Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  RSA237577  Epilobium ciliatum subsp. glandulosum Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1305 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  HSC64496  Epilobium densiflorum J. P. Smith, Steve Selva 1970-7-17 4414 Siskiyou Along Klamath River. Comment
  JEPS38212  Epilobium densiflorum Geo. D. Butler 1908-7-17 160 Siskiyou near Yreka (along creek); Butler's Ranch Comment
  OBI55425  Epilobium densiflorum David J. Keil 1992-7-20 23484 Siskiyou 10.3 mi W of Fort Jones along Scott River Rd 900 Comment
  HSC19501  Epilobium glaberrimum subsp. fastigiatum J. O. Sawyer 1969-8-1 1665 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  JEPS123399  Epilobium luteum Julie Kierstead Nelson with Martin Lenz 2015-8-13 2015 -122 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. Comment
  SEINET10815063 Image available Epilobium paniculatum Edward L. Greene 1876-8-28 Greene 1029 Siskiyou Near Etna. Comment
  UC42526  Equisetum arvense Marshall A. Howe 1894-8-8 Siskiyou Shasta Springs Comment
  JEPS107687  Equisetum laevigatum Lowell Ahart, John Dittes 2005-6-10 12107 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  UC371171  Equisetum laevigatum G. D. Butler 1909-6-20 880 Siskiyou Yreka Comment
  CAS-BOT-BC204623  Eragrostis mexicana subsp. virescens Louis C. Wheeler 1934-10-6 3314 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  LA11775  Eragrostis mexicana subsp. virescens Louis C. Wheeler; 1934-10-6 3314 Siskiyou Siskiyou Mountains, Oak Knoll Ranger Station, Klamath River 670 Comment
  RSA86785  Eragrostis mexicana subsp. virescens L. C. Wheeler 1934-10-6 3314 Siskiyou Oak Knoll Ranger Station, Klamath River; Mt Diablo Mer; Siskiyou Mts. 671 Comment
  CAS-BOT-BC204621  Eragrostis mexicana subsp. virescens Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's [Rogers] Creek, Somes Bar Comment
  HSC69508  Eremogone congesta John Palmer 1980-7-24 658 Siskiyou Dillon Divide 1707 Comment
  CAS-BOT-BC168334  Eremogone congesta var. congesta Alice Eastwood 1912-8-30 s.n. Siskiyou Mount Eddy Comment
  HSC67821  Ericameria bloomeri J. O. Sawyer, J. Cole 1980-7-20 3772 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  UC134298  Ericameria bloomeri Dr. E. B. Copeland 1903-9-8 3922 Siskiyou Igerna 1158 Comment
  SEINET5709302 Image available Ericameria bloomeri Lowell E. Urbatsch, D. Clark 1974-1 1509 Siskiyou Along Rd to Ski Bowl on Mt. Shasta. 1676 Comment
  CAS-BOT-BC287497  Ericameria greenei Louis C. Wheeler 1934-8-24 3220 Siskiyou Trapper Creek, Klamath Forest 1859 Comment
  JEPS16943  Ericameria greenei Peter H. Raven 1956-9-4 10394 Siskiyou pass just s of Mount Eddy 2438 Comment
  HSC5334  Ericameria nauseosa Jerry Parker 1968-10-6 139 Siskiyou Near Sugar Creek bridge on Hwy. 3 Comment
  CAS-BOT-BC298247  Ericameria nauseosa var. oreophila Geo. D. Butler 1910-8-15 1839 Siskiyou Shasta Valley Comment
  SBBG126110  Ericameria nauseosa var. oreophila L. Ahart, J. Dittes 2010-7-30 16970 Siskiyou Shasta Big Springs Ranch, 2.6 mi (air) NW of Big Springs Lake, 3.9 mi (air) SE of Grenada, 6.3 mi (air) NW of Dwinnel Dam 778 Comment
  UC1223066  Ericameria nauseosa var. speciosa Joseph P. Tracy 1949-9-15 18560 Siskiyou Black Bear Mine; Salmon Mountains 1219 Comment
  SBBG25834  Erigeron D. Myrick 1966-8-9 1510 Siskiyou Mtn Meadow Ranch, Big Flat, Trinity Alps 1524 Comment
  UC1360438  Erigeron aliceae J. M. Tucker, L. K. Mann and S. L. Holloway 1963-8-18 3748 Siskiyou ca. 0.5 mi ne of the Marble Valley Guard Station; Marble Mountain Wilderness Area, Upper Canyon Creek 1920 Comment
  HSC92420  Erigeron bloomeri var. bloomeri Jennifer Whipple 1976-6-30 1197 Siskiyou SE slope of Mt. Eddy, draining into the N Fork of the Sacramento River 2226 Comment
  CAS-BOT-BC33466  Erigeron bloomeri var. pubens C. L. Hitchcock; J. S. Martin 1939-7-9 5329 Siskiyou 0.5 mile SE of King's Castle; Marble Mts. 1828 Comment
  UC1475692  Erigeron cervinus Muth and Overton 1979-8-12 13654 Siskiyou close to town of Fort Jones, near Cliff Lake; Scott Bar Quadrangle 1951 Comment
  CHSC71281  Erigeron chrysopsidis var. austiniae Vernon H. Oswald; Lowell Ahart 1998-6-11 9214 Siskiyou Klamath NF boundary on Old State Hwy. 1.5 mi south of the RR crossing south of Mount Hebron. 1295 Comment
  CAS-BOT-BC297109  Erigeron compositus Edward Stuhl 1928-8-6 s.n. Siskiyou Horse Camp, Mount Shasta 2438 Comment
  CAS-BOT-BC297111  Erigeron compositus W. R. Dudley 1899-8-26 s.n. Siskiyou Mt. Eddy Comment
  CAS-BOT-BC297113  Erigeron compositus Alice Eastwood 1912-8-30 2023 Siskiyou Mount Eddy Comment
  CAS-BOT-BC297143  Erigeron concinnus var. concinnus L. N. Lorenzen No date on label. 28664 Siskiyou Van Brennans [Bremmer ?] Wells, Shasta Forest 1440 Comment
  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
  SEINET9332119  Erigeron filifolius Unknown 2009-5-31 Siskiyou High elevation, semi-arid desert ecosystem; native species; collected at Lava Beds National Monument, directly South of Tulelake, CA. Comment
  CHSC71857  Erigeron inornatus var. inornatus Vernon H. Oswald; Lowell Ahart 1998-9-8 9609 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
  JEPS41428  Erigeron inornatus var. inornatus Geo. D. Butler 1908-7-20 327 Siskiyou head of Long Gulch, near Yreka; Long Gulch Comment
  JEPS29180  Erigeron klamathensis Lauramay Dempster 1961-7-1 1832 Siskiyou slopes se White Mountains Comment
  SDSU3932  Erigeron lassenianus var. deficiens D. F. Howe 1965-8-8 4122 Siskiyou South side of Little Grayback, Klamath National Forest. 1463 Comment
  UC1118163  Erigeron linearis R. D. Roseberry 1936-5-21 Siskiyou 1 mi ne Whitney Butte; Dorris Quad., Modoc Lava Beds National Monument Comment
  HSC32257  Erigeron petrophilus var. viscidulus J. O. Sawyer 1970-7-6 2331 Siskiyou 1662 Comment
  CAS-BOT-BC300085  Erigeron philadelphicus Lewis S. Rose 1945-6-18 45097 Siskiyou Horse Creek & Klamath River 502 Comment
  JEPS41375  Erigeron philadelphicus var. philadelphicus Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sisson Region of the Upper Sacramento, Sisson Comment
  CAS-BOT-BC300115  Erigeron pumilus var. intermedius J. H. Chastain 1917-6-1 s.n. Siskiyou Gazelle Comment
  JEPS24438  Erigeron pumilus var. intermedius G. Thomas Robbins 1959-6-10 4041 Siskiyou 4 mi s Gazelle (U.S. Highway 99); Shasta Valley 914 Comment
  HSC67523  Eriodictyon californicum J. P. Smith, Steve Selva 1970-6-15 3931 Siskiyou Between Forks of Salmon and Cecilville. Comment
  HSC68481  Eriodictyon californicum Maralyn A. Renner 1980-1 817 Siskiyou Slopes N of Moffett Creek 945 Comment
  HSC92093  Eriogonum alpinum Jennifer Whipple 1978-10-6 2411 Siskiyou E face of ridge above Dale Creek Drainage 2256 Comment
  JEPS80552  Eriogonum compositum var. compositum Gilbert Muth 1965-8-10 201 Siskiyou upper third to top of ridge, Marble Mt. Wilderness Area Marble Mt. Wilderness Area 2011 Comment
  HSC49951  Eriogonum congdonii G. L. Clifton, Ground 1978-7-2 1800 Siskiyou Near Scott Mtn. Summit 1705 Comment
  RSA594177  Eriogonum congdonii S. O. Mattoon 1978-9-23 46 Siskiyou Mt. Eddy Divide, 2 miles N of Dead Fall Meadows; Shasta North Fork at Trinity Co. line 2287 Comment
  RSA0004986  Eriogonum diclinum Louis C. Wheeler 1934-9-1 3235 Siskiyou Siskiyou Mountains, Jaynes Canyon. 1951 Comment
  CAS-BOT-BC516180  Eriogonum douglasii var. meridionale Dana York 2011-9-8 3083 Siskiyou Marble Mountain Wilderness: Klamath National Forest, along summit of Marble Mountain, ca. 2.1 km N of Black Marble Mountain 2120 Comment
  CAS-BOT-BC255708  Eriogonum douglasii var. meridionale Marck Menke 1999-7-11 69 Siskiyou Lake Mountain Summit, south of Lookout, Klamath Nat. Forest 2103 Comment
  UC1198072  Eriogonum elatum Joseph P. Tracy 1949-9-16 18561 Siskiyou 1 mi e Etna; Scott Valley 883 Comment
  CAS-BOT-BC255730  Eriogonum elatum var. elatum M. B. Dunkle 1945-8-2 9275 Siskiyou Paradise Lake, Marble Mts., Klamath Nat'l Forest 1828 Comment
  POM165179  Eriogonum elatum var. elatum E. B. Copeland 1903-7-8 3525 Siskiyou Klamathon Comment
  UC85862  Eriogonum elatum var. villosum T. S. Brandegee July 1887 Siskiyou Ager Comment
  HSC49942  Eriogonum hirtellum G. L. Clifton 1979-8-5 12500 Siskiyou Near Twin Valley 1646 Comment
  CAS-BOT-BC259364  Eriogonum lobbii Clare B. Hardham 1965-8-20 13033 Siskiyou Marble Mountains, Cudahy Lakes Comment
  UC375307  Eriogonum luteolum var. luteolum Geo. D. Butler 1908-8-30 199 Siskiyou near Fort Jones Comment
  CAS-BOT-BC263664  Eriogonum luteolum var. luteolum Ella Dales Cantelow 1938-10-23 2380 Siskiyou 16 mi. N W of Yreka, Hy. #96 Klamath River Comment
  SD23788  Eriogonum marifolium Wm. Bridge Cooke 1938-8-21 11543 Siskiyou Mt. Shasta, lava flats 2438 Comment
  UC72691  Eriogonum marifolium Milo S. Baker August, 1897 Siskiyou top of Medicine Lake Mts. Medicine Lake Mts. 3048 Comment
  UC917320  Eriogonum marifolium R. Tofsrud and J. M. Tucker 1948-8-2 1761 Siskiyou Panther Meadows, s slope of Mt. Shasta Mt. Shasta, Panther Meadows 2407 Comment
  CAS-BOT-BC267386  Eriogonum marifolium var. marifolium Geo. B. Grant 1902-9-7 s.n. Siskiyou Horse Camp, Mt. Shasta 2438 Comment
  CAS-BOT-BC267391  Eriogonum marifolium var. marifolium Wm. H. Brewer 1862-9-13 s.n. Siskiyou Mount Shasta 2743 Comment
  CAS-BOT-BC267393  Eriogonum marifolium var. marifolium Wm. Bridge Cooke 1939-6-23 13529 Siskiyou Mount Shasta. Along the Wagon Camp road in the vicinity of Wagon Camp Comment
  HSC27080  Eriogonum nudum var. nudum J. P. Smith, J. O. Sawyer 1972-9-13 5780 Siskiyou 0.5 mi. W of Cook and Green Pass on rd. to Lily Pad Lake. Comment
  HSC42993  Eriogonum nudum var. nudum J. P. Smith, Steve Selva 1970-7-15 4365 Siskiyou Baldy Mtn. Lookout Station 1723 Comment
  HSC43012  Eriogonum nudum var. nudum J. P. Smith 1973-5-5 6561 Siskiyou Scott Bar along the Scott River Comment
  HSC78317  Eriogonum nudum var. nudum L. P. Janeway 1983-8-28 643 Siskiyou Poker Flat, dry NE edge of lower portion of meadow 1524 Comment
  CAS-BOT-BC272485  Eriogonum nudum var. pubiflorum Doris Overman 1919-9-1 s.n. Siskiyou Yreka Comment
  SEINET10679906  Eriogonum nudum var. pubiflorum Karen M. Meyer, Andrew Townesmith 2007-8-4 Meyer 189 Siskiyou Klamath National Forest, 0.6 mi. on right fork, 6 mi. on rd. 7J001 out of Yreka, CA. (road past the water tower). 1286 Comment
  UCD105091  Eriogonum nudum var. pubiflorum K. M. Meyer; A. Townesmith 2007-8-4 189 Siskiyou Klamath National Forest, 0.6 mi. on right fork, 6 mi. on rd. 7J001 out of Yreka, CA. (road past the water tower). 1286 Comment
  CAS-BOT-BC272468  Eriogonum nudum var. pubiflorum A. A. Heller 1927-8-2 14443 Siskiyou About three miles south of Yreka Comment
  CAS-BOT-BC272478  Eriogonum nudum var. pubiflorum Elmer I. Applegate 1935-6-10 9473 Siskiyou Thomas massacre area, Lava Beds National Monument Comment
  POM165290  Eriogonum ovalifolium var. ovalifolium Copeland 1903-9-7 3873 Siskiyou Mt. Eddy [which is on Siskiyou-Trinity county line.] Comment
  CAS-BOT-BC252958  Eriogonum pyrolifolium var. pyrolifolium C. G. Pringle 1881-8-24 s.n. Siskiyou Mount Shasta 2438 Comment
  CAS-BOT-BC252960  Eriogonum pyrolifolium var. pyrolifolium Susan Stokes 1938-8-18 11495 Siskiyou Horse Camp Slopes, Mount Shasta 2514 Comment
  SEINET3405023 Image available Eriogonum siskiyouense Dorothy Parker 1968-8-10 Siskiyou Kangaroo Divide, above Kangaroo Lake Comment
  RSA98052  Eriogonum spergulinum var. reddingianum W. Bridge Cooke 1954-7-5 s.n. Siskiyou Military Pass road. Mt. Shasta. 1829 Comment
  SEINET10623960 Image available Eriogonum strictum subsp. proliferum Edward L. Greene 1876-7-7 Greene 918 Siskiyou Collected near Yreka. Siskiyou County, California. Comment
  HSC43454  Eriogonum strictum var. proliferum Jennifer Whipple 1976-8-20 1708 Siskiyou Summit region of Mt. Eddy 2591 Comment
  JEPS56424  Eriogonum strictum var. proliferum W. L. Jepson 1907-7-25 2961 Siskiyou Patterson Creek bed Scott Valley Comment
  HSC71010  Eriogonum ternatum S. A. Harris 1981-7-31 606 Siskiyou Steep gravel slope 1402 Comment
  CAS-BOT-BC267972  Eriogonum umbellatum var. argus James L. Reveal; Darin S. Reveal 1978-8-8 4808 Siskiyou Along the road from Scott Mountain Summit on California Highway 3 on the Gazelle-Callahan Road via Big Carmen Lake (USFS #40N08), 2.5 miles northeast of the Summit and about 1 mile northeast of the Lake, at the end of a ridge about 0.3 mile north of the.. 1737 Comment
  CAS-BOT-BC267987  Eriogonum umbellatum var. argus Doris K. Kildale 1928-8-19 6568 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  HSC19518  Eriogonum umbellatum var. humistratum J. O. Sawyer 1969-7-25 1547 Siskiyou W of High Lake 2256 Comment
  CHSC99208  Eriogonum umbellatum var. nevadense L. P. Janeway; B. Castro 2007-7-28 9128 Siskiyou High Cascade Range. Medicine Lake Highlands; just north of the north edge of Medicine Lake Glass Flow. 2109 Comment
  UC55525  Eriogonum umbellatum var. nevadense Harley P. Chandler June, 1901 1670 Siskiyou Marble Mountain North Coast Ranges, Marble Mountain 2438 Comment
  HSC89399  Eriogonum umbellatum var. polyanthum M. S. Taylor 1980-8-19 3267 Siskiyou Paint Pot Crater 1921 Comment
  POM253224  Eriogonum umbellatum var. polyanthum A. A. Heller 1938-7-13 1527 Siskiyou Border of meadows just south of Bray. 1402 Comment
  HSC77563  Eriogonum umbellatum var. stellatum L. P. Janeway 1983-9-11 660 Siskiyou Poker Flat 1524 Comment
  UC1980594 Image available Eriogonum ursinum var. erubescens James L. Reveal, Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest. Comment
  SEINET3160095  Eriogonum vimineum G. D. Butler 1910-6-17 1572 Siskiyou near Yreka Comment
  UCSB15884  Eriophyllum lanatum Breedlove, Dennis 1962-6-10 Siskiyou Grassy road- bank along Indian Creek Road, 2.3 miles northwest of Happy Camp; Siskiyou Mountains 365 Comment
  CAS-BOT-BC301134  Eriophyllum lanatum var. achilleoides Doris K. Kildale; J. W. Gillespie 1929-6-22 8031 Siskiyou Base of Black Butte near Mt. Shasta Comment
  UC726554  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-22 12488 Siskiyou e side Mt. Eddy Comment
  CAS-BOT-BC301120  Eriophyllum lanatum var. achilleoides L. Constance 1933-6-21 E 84 Siskiyou 1 mile south of Hornbrook Comment
  CAS-BOT-BC301448  Eriophyllum lanatum var. grandiflorum A. A. Heller 1916-6-22 12438 Siskiyou Near Black Butte north of Sisson 1097 Comment
  UC507182  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1928-6-1 Siskiyou s of Weed Comment
  HSC19555  Eriophyllum lanatum var. integrifolium J. O. Sawyer 1969-8-1 1634 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  CAS-BOT-BC301720  Eriophyllum lanatum var. lanceolatum D. E. Breedlove 1962-6-10 3314 Siskiyou Along Indian Creek Road, 2.3 miles northwest of Happy Camp; Siskiyou Mountains 365 Comment
  RSA12494  Eriophyllum lanatum var. lanceolatum C. B. Wolf 1934-7-4 5943 Siskiyou Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains, 13.5 miles from Horse Creek Bridge on Klamath River 1524 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
  CAS-BOT-BC54586  Erysimum capitatum G. B. Rossbach 1938-6-24 11073 Siskiyou Mount Shasta. MacBride Spring. 1524 Comment
  UC375298  Erysimum capitatum Geo. D. Butler 1909-7-20 894 Siskiyou Highland Mine Comment
  CAS-BOT-BC54587  Erysimum capitatum F. D. Douthitt 1919-5-17 12 Siskiyou Rattlesnake Ridge. 1066 Comment
  UC585098  Erysimum capitatum var. capitatum E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1916 Siskiyou about 7 mi sw Yreka (s of hwy from Yreka to Fort Jones); Forest House Mt. 1363 Comment
  LA204335  Erysimum capitatum var. capitatum Ruth P. Rossbach; 1938-6-24 11073 Siskiyou Mount Shasta, vicinity of MacBride Springs 1523 Comment
  RSA530364  Erysimum capitatum var. capitatum N. G. Sugihara 1977-5-28 77 Siskiyou 0.3 mile towards Sawyers Bar from Hwy 96. 1067 Comment
  HSC75116  Erysimum perenne J. P. Smith, Thomas W. Nelson 1979-6-15 10126 Siskiyou Klamath National Forest, road to Carmen Lake, 0.6 mi. from its junction with Hwy. 3 1646 Comment
  JEPS74430  Erysimum perenne W. J. Ferlatte 1966-7-6 184 Siskiyou Caribou Mtn. Trinity Alps 2468 Comment
  SD61025  Erythranthe primuloides Darley F. Howe 1964-8-4 Siskiyou Meadow, Medicine Lake, Modoc Nat. Forest 2012 Comment
  CAS-BOT-BC505226  Erythronium grandiflorum A. M. Vollmer; L. Beane 1951-6-2 85 Siskiyou Happy Camp, Klamath River Highway Comment
  RSA184803  Erythronium grandiflorum subsp. grandiflorum Gilbert Muth 1966-7-8 350 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  JEPS22070  Eucephalus glabratus Rimo Bacigalupi 1958-9-3 6892 Siskiyou upper edges of Poker Flat, very close to the ne portion of Del Norte Co. Siskiyou Mountains, Poker Flat 1536 Comment
  RSA507781  Eucephalus glabratus J. C. Semple, S. Heard 1986-8-16 8492 Siskiyou SW of Etna. Etna Summit on Forest Hwy 93 1646 Comment
  UCD77363  Eucephalus ledophyllus Robert E. Preston 2001-7-21 1705 Siskiyou Klamath National Forest, north slope of Rainbow Mountain. 1920 Comment
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Nov 7 2014
  HSC93864  Eucephalus ledophyllus var. ledophyllus Jennifer Whipple 1977-8-4 2158 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2226 Comment
  JEPS100733  Eucephalus tomentellus Dean Wm. Taylor with Glenn L. Clifton 1987-8-5 9224 Siskiyou Tate Creek, at crossing of Forest Road 36N06, headwaters McCloud River drainage 1484 Comment
  POM210925  Euphorbia lathyris L. C. Wheeler 1934-11-4 3358 Siskiyou Marble Mountains: Scott Bar, Scott River. (Mt Diablo Mer.) 518 Comment
  HSC42923  Eurybia radulina Ken Stillman 1976-8-31 463 Siskiyou Along the Klamath River at Williams Point. 366 Comment
  UC163861  Euthamia occidentalis Geo. D. Butler 1910-8-27 1859 Siskiyou Oro Fino Comment
  LA13197  Festuca idahoensis Louis C. Wheeler; 1934-6-7 2658 Siskiyou Siskiyou Mountains, N Hungry Creek 1219 Comment
  SEINET10559260  Festuca idahoensis Barbara L. Wilson 1996-6-21 Wilson 8159 Siskiyou Klamath National Forest; 3.4 miles east of the highway rest area at Grass Lake on Highway 97, at intersection with a dirt road marked "M.P. 372.8"; T44N R2W, probably SW 1/4 of Section 17. 1524 Comment
  HSC22454  Festuca occidentalis J. O. Sawyer 1969-6-11 841 Siskiyou Duck Lake Creek near C.C.C. road. 1311 Comment
  HSC26623  Festuca occidentalis J. P. Smith, Steve Selva 1970-6-16 3990 Siskiyou 6 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1280 Comment
  SJSU6493  Festuca occidentalis R. W. Trivelpiece 1972-6-14 110 Siskiyou Vann Creek near Bear Peak c. 15 mi directly SW of Happy Camp 1371 Comment
  UC1024639  Festuca rubra Leo Whitney 1934-6-29 2223 Siskiyou near Tennant; Antelope Creek 1463 Comment
  CAS-BOT-BC282570  Festuca viridula Gilbert Muth 1969-8-6 1178 Siskiyou Boulder Peak 2529 Comment
  SEINET11915235  Fragaria californica H. P. Chandler 1901-1 1569 Siskiyou nr Marble Mtn - North Coast Ranges 1829 Comment
  CDA25856  Fragaria vesca T. C. Fuller 1958-6-18 1816 Siskiyou Summit of Siskiyou Mountains along road between Cave Junction & Happy Camp. 0 Comment
  CAS-BOT-BC457570  Fragaria vesca subsp. californica Doris K. Kildale 1929-4-27 7555 Siskiyou Cecilville Comment
  CAS-BOT-BC447516  Fragaria virginiana var. platypetala Geo. D. Butler 1910-5-10 1315 Siskiyou Goosenest foothills 1524 Comment
  CAS-BOT-BC53419  Frangula californica subsp. occidentalis Dorothy Parker 1950-6-27 465 Siskiyou Near an irrigation ditch in Scott Valley 883 Comment
  CAS-BOT-BC59976  Frangula purshiana Alice Eastwood 1921-7-30 11007 Siskiyou Soda Creek. Comment
  CAS-BOT-BC59977  Frangula purshiana Alice Eastwood 1912-7-23 1333 Siskiyou Cantaria. Comment
  HSC100318  Frangula purshiana subsp. annonifolia J. P. Smith, J. O. Sawyer 2011-7-21 13032 Siskiyou Flint Valley, at the end of the G-O Road. 1313 Comment
  SBBG26935  Frangula purshiana subsp. purshiana D. K. Kildale 1928-7-25 Siskiyou Mack's Crk near Hamburg along Klamath River Comment
  CAS-BOT-BC55716  Frangula rubra subsp. obtusissima Wm. F. Herrin 1920-8-25 s.n. Siskiyou Mt. Eddy Comment
  CAS-BOT-BC55717  Frangula rubra subsp. obtusissima Wm. F. Herrin 1920-8-25 s.n. Siskiyou road to Mt. Eddy Comment
  JEPS116616  Frangula rubra subsp. rubra Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -009 Siskiyou North side of Mt. Shasta, south Hwy 97, along Forest Service Rd. 42N73 Hotlum Fire area burned Feb 2006 ca. 4 mi NE town of Weed Mt. Shasta 1090 Comment
  CAS-BOT-BC223578  Fraxinus latifolia Lewis S. Rose 1945-6-18 45073 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC223585  Fraxinus latifolia Doris K. Kildale 1929-7-20 8648 Siskiyou Trail up South Fork, Indian Creek to Elk Lick Comment
  JEPS82476  Fritillaria affinis Gilbert Muth 1966-7-8 356 Siskiyou Marble Mountain Wilderness Area, Marble Valley Meadow Marble Valley Meadow Marble Valley Meadow; Marble Mountain Wilderness Area, Marble Valley Meadow 1792 Comment
  UC375207  Fritillaria atropurpurea Geo. D. Butler 1909-4-27 689 Siskiyou Quartz Valley Comment
  UC705736  Fritillaria atropurpurea Marion Ownbey, D. H. Brown 1941-6-25 2433 Siskiyou near Donomore Meadow (e end of Siskiyou Mountains, near the Oregon Line); Siskiyou Mountains Comment
  RSA256590  Fritillaria pudica J. P. Smith 1974-5-26 7581 Siskiyou Along Forest Service road 47N03, 1.4 mile northeast of Chandler Glade 1768 Comment
  JEPS61952  Fritillaria recurva L. S. Smith 1917-5-10 Siskiyou near Sisson (Shasta National Forest); Shasta National Forest Comment
  CAS-BOT-BC504465  Fritillaria recurva L. E. Smith 1913-4-26 124 Siskiyou Dunsmuir Comment
  HSC39778  Fritillaria recurva J. O. Sawyer 1970-4-4 2079 Siskiyou Along Sugar Creek 823 Comment
  JEPS25674  Galium ambiguum subsp. siskiyouense Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7319 Siskiyou on rocky ridgetop marking Del Norte-Siskiyou co. boundary Siskiyou Mts. (on steep grade just above jeep road between Poker Flat and Twin Valley) 1664 Comment
  HSC19068  Galium bolanderi J. O. Sawyer 1969-7-23 1452 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  JEPS18603  Galium bolanderi Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-26 5962 Siskiyou about 3 1/2 mi below (ne) Gumboot Lake; Canyon of South Fork of Sacramento River 1402 Comment
  RSA67150  Galium bolanderi Louis C. Wheeler 1934-8-30 3228 Siskiyou Trapper Creek. Siskiyou Mts. 1585 Comment
  SBBG18851  Galium glabrescens subsp. glabrescens C. B. Hardham 1961-7-3 8073 Siskiyou Scott Mtns, S of Calahan Comment
  JEPS21478  Galium mexicanum var. asperulum Stanton A. Cook 1958-8-17 842 Siskiyou river about three mi above confluence of Mud Creek (beside spring); McCloud River Comment
  UCD121822  Galium muricatum Daryl Koutnik; Martha Townsend 1979-9-10 s.n. Siskiyou Southwest of Callahan on Cecilville Road. 975 Comment
  CAS-BOT-BC223196  Galium serpenticum subsp. scotticum Clifton; Ground 1978-7-2 1842 Siskiyou Near Scott Mountain Summit, on the China Mt quadrangle, close to the town of Callahan 1704 Comment
  UC139339  Galium trifidum Copeland 1903-8-13 3888 Siskiyou Sisson Comment
  CAS-BOT-BC182155  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 southeast of Cecilville. Along Rush Creek 1127 Comment
  CAS-BOT-BC182270  Garrya fremontii Louis C. Wheeler 1934-6-22 2764 Siskiyou Cottonwood Creek, Siskiyou Mts. 1066 Comment
  LA40344  Garrya fremontii Louis C. Wheeler; 1934-6-22 2764 Siskiyou Siskiyou Mountains, Cottonwood Creek 1066 Comment
  POM78080  Garrya fremontii Geo. D. Butler 1910-3-12 1125 Siskiyou Near Yreka. Comment
  RSA238747  Garrya fremontii Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1199 Siskiyou South east facing slope by 'Willow Springs' along the trail between Abbotts Upper Cabin and English Lake; Salmon Mountains, Marble Mountain Wilderness Area. 1677 Comment
  SD219046  Garrya fremontii R. F. Thorne 1969-8-23 63348 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. 1159 Comment
  UC166165  Garrya fremontii Geo. D. Butler 1910-3-10 1125 Siskiyou near Yreka Comment
  CAS-BOT-BC56237  Gaultheria humifusa Lester Rowntree 1937-7-26 s.n. Siskiyou Caribou Lake, Salmon Alps 2133 Comment
  UCD117428  Gaultheria humifusa Dean William Taylor 1972-7-3 1613 Siskiyou Near Little Duck Lake. 1981 Comment
  JEPS66597  Gaultheria ovatifolia W. L. Jepson 1907-7-10 2878 Siskiyou Klamath Range near Preston Peak (Kelsey Trail, w Siskiyou County); Klamath Range, Kelsey Trail Comment
  JEPS40900  Gayophytum diffusum subsp. parviflorum Paul C. Hutchison 1962-8-3 946 Siskiyou just e Paint Pot Crater (between Grasshopper Flat and Little Medicine Lake) 1783 Comment
  POM313456  Gayophytum diffusum subsp. parviflorum Paul C. Hutchison 1962-8-3 946 Siskiyou Just east of Paint Pot Crater between Grasshopper Flat and Little Medicine Lake 1784 Comment
  RSA120858  Gayophytum diffusum subsp. parviflorum G. D. Barbe 1957-7-13 378 Siskiyou Big Flat Public Camp, Klamath National Forest 1524 Comment
  JEPS27519  Gayophytum heterozygum W. L. Jepson Jul 17 1902-Jul 22 1902 2102 Siskiyou The Devil's Backbone; w Siskiyou Co. 1828 Comment
  UC422806  Gayophytum heterozygum H. W. Furlong Sept. 1901 Siskiyou Summit to Ager Comment
  POM258617  Gayophytum heterozygum W. Bridge Cooke 1940-7-5 15299 Siskiyou Mount Shasta: along the road between Wagon Camp and Bear Springs. 1524 Comment
  POM312608  Gayophytum racemosum H. L. Mason 1948-7-17 13603 Siskiyou Eastern Grass Lake. Comment
  JEPS27500  Gayophytum ramosissimum W. L. Jepson 1940-6-23 19998 Siskiyou e of Mayten (e side of Little Shasta Valley); Little Shasta Valley 883 Comment
  HSC29223  Gentiana plurisetosa Frederick W. Oettinger 1968-8-3 373 Siskiyou Marble Mtn. Wilderness Area, 'Base Camp', mid-slope between Diamond and Hancock Lake 2012 Comment
  UC1212152  Gentianella amarella subsp. acuta Francia Chisaki and Helen K. Sharsmith 1959-8-19 4730 Siskiyou just w Scott Mountain grade summit (just beyond Trinity County line); Inner North Coast Ranges 1584 Comment
  CHSC675  Geranium oreganum 1936-6-23 Siskiyou Mt. Shasta City. 1066 Comment
  CAS-BOT-BC459620  Geum macrophyllum Wm. Bridge Cooke 1939-7-7 13592 Siskiyou Frequent in the meadow at Bear Springs. Comment
  UC1733717  Geum triflorum Kay H. Beach, Frank Gould 1940-5-15 626 Siskiyou Bull Meadows Comment
  HSC49902  Gilia capitata subsp. capitata Maralyn O'Meara 1974-5-25 437 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  UC879897  Gilia capitata subsp. capitata Alice Eastwood 1912-7-17 1165 Siskiyou Sisson Comment
  HSC44646  Githopsis specularioides Jennifer Whipple 1978-6-5 2333 Siskiyou Weston Gulch in Scott Valley. 854 Comment
  HSC67728  Glyceria elata John S. Palmer 1980-8-12 692 Siskiyou SE of Wards Gap. 1189 Comment
  HSC89802  Glyceria elata D. K. Imper 1987-7-21 Siskiyou Marble Mtn. Wilderness, 8 mi. E of Somes Bar 1372 Comment
  HSC90811  Glyceria elata D. K. Imper 1987-7-21 Siskiyou Marble Mtn. Wilderness, 8 mi. E of Somes Bar 1372 Comment
  HSC31072  Glyceria striata Frederick W. Oettinger 1969-8-19 1468 Siskiyou Marble Mtn. Wilderness Area, SW of Arrow Peak, N of English Lake. 1860 Comment
  JEPS34010  Gnaphalium palustre Willis L. Jepson Jul 24 1894-Aug 10 1894 14747 Siskiyou Sisson Upper Sacramento Region, Sisson Comment
  UC246741  Gnaphalium palustre H. E. Brown Jul 15 1897-Jul 31 1897 531 Siskiyou s side Mt. Shasta 1524 Comment
  UC1034055  Goodyera oblongifolia W. Bridge Cooke 1941-8-28 16231 Siskiyou Mount Shasta, along Squaw Valley Creek Squaw Valley Creek; Mount Shasta, Squaw Valley Creek 1524 Comment
  SD204926  Gymnosteris parvula R. F. Thorne 1969-8-2 63392 Siskiyou Klamath Ranges region: Klamath National Forest, Salmon Mountains; Marble Mountain Wilderness, along trail to English Peak. 1159 Comment
  UCD98143  Gypsophila paniculata J. M. Tucker 1950-7-25 1963 Siskiyou Dorris. Comment
  SEINET10969142  Hackelia bella Melvin L. Conrad, David B. Dunn; Patricia L. Kenney 1973-6-2 Conrad 6984 Siskiyou Yellow pine, libocedrus, douglas fir, western hemlock forest, 17.4 mi ne of Cecilville store, on road to callahan. 2073 Comment
  UCD77748  Hackelia micrantha Robert E. Preston 2001-6-23 1600 b Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W nw 1/4 of nw 1/4 Section 23 2011 Comment
  CAS-BOT-BC123569  Haplopappus racemosus subsp. pinetorum David Daniels Keck 1938-8-8 4862 Siskiyou Scott Mts., ridge between Milll and Mule creeks, 3 mi SE of Scott Mt. Lodge. 1340 Comment
  CAS-BOT-BC504601  Hastingsia alba Geo. D. Butler 1910-6-5 1482 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC504603  Hastingsia alba Doris K. Kildale 1928-7-1 5332 Siskiyou Forks of Salmon, Salmon River Comment
  CAS-BOT-BC504619  Hastingsia alba Peter H. Raven 1956-9-5 10443 Siskiyou Near North Fork of the Sacramento River 2194 Comment
  CAS-BOT-BC508651  Hastingsia alba Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Comment
  CAS-BOT-BC508653  Hastingsia alba Elizabeth McClintock; Wayne Roderick 1967-7-27 s.n. Siskiyou At head of Gumboot Lake, s.w. of Mt. Eddy 1828 Comment
  CDA39327  Hastingsia alba C. S. Giebner 1964-7-3 s.n. Siskiyou Coley property, Edgewood. 0 Comment
  UC3688  Hastingsia alba C. B. Bradley 1879-1 Siskiyou Comment
  CAS-BOT-BC302457  Hazardia whitneyi var. discoidea Louis C. Wheeler 1934-8-5 3045 Siskiyou Condrey Mt., Siskiyou Mts. 2164 Comment
  CDA6451  Helenium autumnale T. C. Fuller 1958-8-13 1234 -58 Siskiyou 10 miles south of Fort Jones, Scott Valley. 0 Comment
  CAS-BOT-BC306737  Helenium bigelovii Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road Comment
  CAS-BOT-BC306749  Helenium bigelovii Geo. D. Butler 1910-7-7 1649 Siskiyou Shackleford Creek 1219 Comment
  POM359786  Helenium bigelovii B. C. Templeton 1957-6-23 s.n. Siskiyou S slope of Scott Mt., between Trinity County line and Bear Creek. Comment
  POM68442  Helenium bigelovii Geo D. Butler 1908-8-2 318 Siskiyou Log Lake, Shackleford Creek. Comment
  RSA298337  Helenium bigelovii J. P. Smith, Steve Selva 1970-7-16 4410 Siskiyou Beaver Creek Campground 823 Comment
  SEINET11848993  Helianthella californica H. M. Hall, Babcock, E. B. 1903-1 4056 Siskiyou Mount Shasta, Sierra Nevada Mountains, near Sisson 1067 Comment
  CAS-BOT-BC314837  Helianthella californica var. shastensis Alice Eastwood 1912-7-17 1170 Siskiyou Sisson Comment
  CAS-BOT-BC314841  Helianthella californica var. shastensis L. E. Smith 1914-5-21 707 Siskiyou Dunsmuir Comment
  CAS-BOT-BC314843  Helianthella californica var. shastensis Elmer I. Applegate 1896-5-29 593 Siskiyou Sacramento River below Sisson Comment
  JEPS84315  Hemizonella minima L. R. Heckard with J. Hickman et al. 1986-7-17 6548 Siskiyou ca 1 mi ne Buckhorn 2100 Comment
  HSC33330  Hemizonella minima William J. Ferlatte 1974-7-14 1522 Siskiyou Big Flat Area; Lower slopes of Grouse Ridge E of Big Flat Campground 1555 Comment
  UCR80254  Hemizonia fitchii L. C. Wheeler 1934-10-6 3309 Siskiyou Shasta Valley, 2 mi. SE of Yreka 856 Comment
  HSC69511  Heracleum maximum Maralyn A. Renner 1980-7-14 1735 Siskiyou Near road at switchback, headwaters of Etna Creek 1707 Comment
  CDA3752  Hesperis matronalis William J. Ferlatte 1990-5-23 Siskiyou Old Edgewood Road near railroad undercrossing, Edgewood. 0 Comment
  CAS-BOT-BC311034  Heterotheca oregona var. compacta Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar Comment
  SEINET515874  Heterotheca villosa Vernon H. Oswald 1998-9-8 9607 Siskiyou USFS 3 ca. 0.8 mi. W of Julia Glover Flat, ca. 6 air mi W of mosquito Lake and Whitehorse Flat Reservoir, ca. 2 air mi northwest of Indian Spring Mtn. 1128 Comment
  RSA183747  Heterotheca villosa var. minor Gilbert Muth 1965-7-28 311 Siskiyou Near Marble Mountain Lookout. Comment
  CAS-BOT-BC420707  Heuchera merriamii C. L. Hitchcock; J. S. Martin 1939-7-7 5285 Siskiyou Sanger Peak 1780 Comment
  HSC91187  Heuchera merriamii Jennifer Whipple 1976-7-8 1361 Siskiyou Klamath Mtns.: N to NE facing steep granite bluff above Dobkins Lake. 2317 Comment
  JEPS105421  Heuchera merriamii Dean W. Taylor 1996-7-11 15778 Siskiyou Scott Mountains; West Park Lakes (about 15 air miles west of Weed); Shasta-Trinity National Forest 2194 Comment
  JEPS84339  Heuchera merriamii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6408 Siskiyou 5 mi n Seiad Valley (at head of Hell's Canyon); Hell's Canyon 1750 Comment
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Jul 30 2009
  SBBG26900  Heuchera merriamii J. T. Howell 1937-7-24 Siskiyou Caribou Basin, Salmon-Trinity Alps 1981 Comment
  SFV8670  Heuchera merriamii J. M. Tucker 1963-8-19 3773 Siskiyou Klamath Mountains Marble Mountain Wilderness Area. Headwaters of Canyon Creek at the east base of Marble Mountain. 1951 Comment
  UC1190181  Heuchera merriamii Ira L. Wiggins 1955-7-29 13581 Siskiyou summit of ridge above Thompson Creek (trail to Caribou Lake); Trinity Alps 1999 Comment
  CAS-BOT-BC420733  Heuchera merriamii Gilbert Muth 1965-8-11 s.n. Siskiyou In upper meadows, Marble Valley Comment
  HSC64836  Heuchera micrantha J. P. Smith, Steve Selva 1970-6-14 3880 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  CAS-BOT-BC425006  Heuchera micrantha var. micrantha Lewis S. Rose 1945-6-18 45107 Siskiyou Horse Creek & Klamath River 502 Comment
  UCR66568  Heuchera rubescens L. C. Wheeler 1934-8-2 3012 Siskiyou Siskiyou Mtns, Head of Jaynes Canyon 2043 Comment
  HSC67747  Hieracium albiflorum J. O. Sawyer, J. Cole 1980-7-21 3817 Siskiyou NW of Little Mt. Hoffman 1982 Comment
  RSA95170  Hieracium bolanderi J. T. Howell 1939-8-6 15097 Siskiyou Marble Mountains Comment
  CAS-BOT-BC318538  Hieracium greenei John Thomas Howell 1939-8-6 15097 Siskiyou Elk Mt., Marble Mts. Comment
  UC572808  Hieracium horridum unknown 1937-8-17 9257 Siskiyou Mt. Shasta 2590 Comment
  CAS-BOT-BC316013  Hieracium nudicaule Alice Eastwood 1921-7-25 10815 Siskiyou Bigelows, McCloud River Comment
  CAS-BOT-BC316019  Hieracium nudicaule John Thomas Howell 1937-7-21 13178 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC316037  Hieracium scouleri Volney Rattan 1879-6-1 s.n. Siskiyou Unspecified Comment
  HSC29196  Hieracium scouleri Frederick W. Oettinger 1969-8-9 1257 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: Tom's Lake Basin 1890 Comment
  CAS-BOT-BC312950  Hieracium triste Wm. Bridge Cooke 1938-8-18 11500 Siskiyou Mount Shasta. Horse Camp Slopes Comment
  CAS-BOT-BC320108  Hieracium triste Annie M. Alexander; Louise Kellogg 1949-7-29 5896 Siskiyou Near Hidden Lake, above Sky High Lake, Sky High Valley, Marble Mountains 1767 Comment
  HSC29126  Hieracium triste Frederick W. Oettinger 1968-8-8 448 Siskiyou High Lake Basins near English Peak; Marble Mtn. Wilderness Area: Ridge above Upper English Lake near trail to English Peak 2165 Comment
  HSC90218  Hieracium triste Michael P. Murray 1991-7-20 1 Siskiyou Marble Mountain Wilderness Area; On ridge between Kings Castle and Jumpoff 2088 Comment
  UC922282  Hieracium triste Annie M. Alexander and Louise Kellogg 1949-7-29 5896 Siskiyou above Sky High Lake; Marble Mountains. Near Hiddenlake 1859 Comment
  CAS-BOT-BC204676  Holodiscus discolor James R. Shevock 2012-7-19 40512 Siskiyou Klamath Range, Klamath National Forest. Along forest road 48N20, 5.8 miles north of Seiad Valley above the Klamath River toward Cook and Green Pass 716 Comment
  HSC58952  Holodiscus discolor Marvin Butler 1971-7-29 240 Siskiyou Near Copper Camp, close to the town of Cave Junction 1464 Comment
  HSC69146  Holodiscus discolor Maralyn A. Renner 1980-8-8 2471 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  JEPS45038  Holodiscus discolor Geo. D. Butler 1908-7-19 494 Siskiyou Humbug Comment
  RSA237610  Holodiscus discolor Frederick W. Oettinger 1969-8-19 1448 Siskiyou Ridge from Arrow Peak to King David Peak. Salmon Mountains. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  RSA237614  Holodiscus discolor Frederick W. Oettinger 1967-8-10 244 Siskiyou Cliffs south of of Tobacco Lake basin. meadows, 1/8 mile southeast of Tom Taylor Cabin. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  UC375382  Holodiscus discolor Geo. D. Butler 1908-7-12 1100 Siskiyou Humbug Mountain Comment
  RSA237609  Holodiscus discolor Frederick W. Oettinger 1968-8-13 503 Siskiyou Southeast side of Hancock Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  CAS-BOT-BC152366  Holodiscus discolor var. discolor L. R. Short 1933-6-16 39 Siskiyou Klamath River 609 Comment
  CAS-BOT-BC152376  Holodiscus discolor var. discolor Doris K. Kildale 1928-7-2 5412 Siskiyou Salmon Summit via Horse Creek Trail 1981 Comment
  JEPS117844  Holodiscus discolor var. glabrescens J. Greenhouse with Eric White, John Game 2010-8-16 5132 Siskiyou Shastina, ridge approached from S side of Diller Canyon Shasta National Forest 2813 Comment
  UCSB40246  Holodiscus discolor var. microphyllus McMinn, Howard 1931-6-27 Siskiyou Shasta City Comment
  RSA597962  Holodiscus microphyllus var. microphyllus Louis C. Wheeler 1963-9-3 8340 Siskiyou Siskiyou Mountains. Cyclone Gap chrome mine. Comment
  JEPS94386  Hordeum brachyantherum subsp. brachyantherum Vernon Oswald and Lowell Ahart 1997-7-28 8787 Siskiyou on road 43N54 at a meadow 0.6 mi se of Paynes Springs (se of Medicine Lake) 1920 Comment
  POM352503  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1934-6-22 2749 Siskiyou Cottonwood Creek; Siskiyou Mountains; Mt. Diablo Mer. 915 Comment
  CAS-BOT-BC284769  Hordeum murinum subsp. glaucum Dorothy Parker 1949-5-3 77 Siskiyou In McConahue Gulch, Scott Valley 914 Comment
  CHSC91254  Hordeum murinum subsp. leporinum Lowell Ahart; John Dittes 2005-6-10 12067 Siskiyou South of a poor dirt road, about 90 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  JEPS44540  Horkelia daucifolia Geo. D. Butler 1909-5-8 713 Siskiyou e Yreka (Shasta Valley); Shasta Valley Comment
  JEPS82346  Horkelia fusca subsp. parviflora L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2302 Siskiyou .8 mi s Bray (junction of U. S. 97); Murphy Wells 1493 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
  RSA451645  Horkelia fusca subsp. pseudocapitata E. Yale Dawson 1948-7-16 5099 c Siskiyou Grass Lake; Margins of Grass Lake, a drying, vernal lake north of Mount Shasta 1524 Comment
  RSA12577  Horkelia fusca var. brownii Carl B. Wolf 1934-7-6 6009 Siskiyou 5.4 miles from Mt. Shasta City on Wagon Camp Rd, SW slope of Mt. Shasta 1220 Comment
  SBBG2952  Horkelia fusca var. parviflora H. and M. Dearing 1939-6-5 3546 Siskiyou McCloud 1066 Comment
  CAS-BOT-BC536222  Horkelia fusca var. parviflora Alice Eastwood 1921-7-29 10981 Siskiyou Bear Spring on raod to Medicine Lake Comment
  CAS-BOT-BC514290  Horkelia fusca var. pseudocapitata A. A. Heller 1938-7-12 15258 Siskiyou Near the summit of Deer Mountain on US Hwy 97 1767 Comment
  UCSB12366  Horkelia fusca var. pseudocapitata Dearing, Hugh; Dearing, Margaret 1939-6-5 Siskiyou E. of McCloud 1066 Comment
  SEINET11911601  Horkelia hendersonii Unknown 1986-1 60435 Siskiyou Road to alex Hole(Condrey Mt.),Dry Lake. Open gravelly SW-facing slope,near upper edge vernal "lake" 2057 Comment
  POM208191  Horkelia tridentata Louis C. Wheeler 1934-6-29 s.n. Siskiyou Beaver Creek 1341 Comment
  UC545659  Horkelia tridentata subsp. tridentata Alice Eastwood and John Thomas Howell 1934-4-20 Siskiyou Weed Comment
  CAS-BOT-BC539741  Horkelia tridentata var. flavescens Roxana S. Ferris; Laura Lorraine 1948-6-12 11792 Siskiyou Scott Mountain Road south of Callahan Comment
  CAS-BOT-BC539427  Horkelia tridentata var. tridentata B. Bartholomew; B. Anderson 1988-5-12 4084 Siskiyou 4 km E of Hambone Butte between Hambone Butte and the N end of White Horse Mountains on Old Two Camp Road 1140 Comment
  CHSC91363  Hornungia procumbens Lowell Ahart; John Dittes 2005-6-10 12057 Siskiyou Near 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-BC142664  Howellanthus dalesianus Dorothy Parker 1958-6-9 649 Siskiyou summit of Scott Mt. 1630 Comment
  JEPS89783  Hulsea nana Dean W. Taylor 1987-6-29 9094 Siskiyou Summit of cinder cone on northern end of Burnt Lava Flow Burnt Lava Flow; northern end of Burnt Lava Flow 1706 Comment
  HSC22099  Hydrophyllum fendleri var. albifrons J. O. Sawyer 1969-7-16 1151 Siskiyou W of Waterdog Lake 2073 Comment
  SBBG21928  Hypericum anagalloides D. Myrick 1964-7-25 969 Siskiyou Panther Meadows, Mt Shasta 2346 Comment
  UC454936  Hypericum anagalloides I. J. Condit 1909-8-22 Siskiyou Sisson Comment
  UC61175  Hypericum anagalloides W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mt. Shasta, Sisson Comment
  JEPS66821  Hypericum formosum var. scouleri Geo. D. Butler 1908-8-2 6 Siskiyou Log Lake 1371 Comment
  POM86619  Hypericum formosum var. scouleri Geo. D. Butler 1910-7-3 1627 Siskiyou Creek bank (illegible) foothills. 1220 Comment
  RSA211252  Hypericum formosum var. scouleri William J. Ferlatte 1966-8-2 224 Siskiyou Big Flat. Hillside seep forming boggy meadow. Between campground and S. Fork of the Salmon R. 1524 Comment
  CAS-BOT-BC401286  Hypericum perforatum W. B. Cooke; V. G. Cooke 1962-8-19 33549 Siskiyou Near Memorial Highway, Mt. Shasta Comment
  HSC93009  Hypericum scouleri Jennifer Whipple 1977-8-6 2200 Siskiyou Dobkins Lake 2058 Comment
  CAS-BOT-BC88617  Idahoa scapigera L. E. Smith 1913-3-19 590 Siskiyou Yreka. Comment
  CHSC52811  Iliamna bakeri L. R. Heckard; L. Constance, R. Ornduff 1969-6-24 2290 Siskiyou Northwest side of Mt. Shasta along U.S. 97, 0.7 mile south of Bolam road junction. Comment
  HSC89866  Iliamna bakeri L. R. Heckard, Lincoln Constance, Robert Ornduff 1969-6-24 2290 Siskiyou NW side of Mt. Shasta along Hwy. 97, 0.7 miles S of Bolam road junction Comment
  UC106647  Ipomopsis aggregata A. Eastwood 1893-8-10 Siskiyou Mt. Shasta Comment
  UC1408777  Ipomopsis aggregata Frederick W. Oettinger and R. F. Thorne 1969-8-8 1282 Siskiyou near English Lake Salmon Mountains, Marble Mountain Wilderness Area (upper edge of Sundew Bog) 1828 Comment
  HSC22108  Ipomopsis aggregata J. O. Sawyer 1969-7-16 1126 Siskiyou SW-facing slope W of Russian Lake 2210 Comment
  CHSC26181  Ipomopsis aggregata subsp. formosissima J. P. Kroessig 1977-8-5 49 Siskiyou Roadside, s of jct of Everitt Memorial Hwy and McBridge Springs Campground access road, ca 4.5 km n of Mt Shasta City. 1460 Comment
  JEPS87632  Ipomopsis aggregata subsp. formosissima Vernon H. Oswald and Lowell Ahart 1994-8-10 6463 Siskiyou ca. 5 mi. (air) n.w. McCloud (FS 31 0.6 mi. e. of Ski Park Hwy. (FS 88)) 1584 Comment
  POM65763  Ipomopsis aggregata subsp. formosissima E. B. Copeland 1903-8-15 3919 Siskiyou Mount Shasta. 2317 Comment
  UC164475  Iris missouriensis Geo. D. Butler 1909-6-22 883 Siskiyou Goosenest foothills Comment
  UC796614  Iris missouriensis Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11815 Siskiyou Plowman's Valley (Noyes Valley) Scott River (Parker Ranch, e for of Scott River drainage) 1203 Comment
  UCD115197  Isatis tinctoria Collector unknown 1950-1 s.n. Siskiyou location unknown. Comment
  UCD115202  Isatis tinctoria James P. Smith 1973-5-5 6526 Siskiyou Scott Bar along the Scott River. Comment
  CHSC62520  Isoetes bolanderi L. P. Janeway 1993-8-31 4574 Siskiyou Above and south of Terrace Lake; headwaters of South Fork Sacramento River. 1941 Comment
  HSC91426  Isoetes bolanderi Jennifer Whipple 1976-9-4 1802 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC371168  Isoetes bolanderi G. D. Butler 1908-8-8 254 Siskiyou Wooly Creek 1524 Comment
  UC400937  Isoetes bolanderi Geo. D. Butler 1908-8-4 255 Siskiyou lake at head of Shackleford Creek Comment
  JEPS20537  Isoetes howellii Rimo Bacigalupi with S. Galen Smith and George Bacigalupi Jr. 1957-6-27 5971 Siskiyou 2 1/2 mi. n.w. Weed (s. tip of Shasta Valley, near headwaters of Shasta River); Shasta Valley 1005 Comment
  OBI80241  Isoetes occidentalis David J. Keil, Kathleen Keil 1990-7-28 s.n. Siskiyou Marble Mountains. Klamath National Forest. Rye Patch Creek Trail. Paradise Lake. 1865 Comment
  NY353429  Isopyrum stipitatum E. L. Greene 1876-4-10 689 Siskiyou Near Yreka Comment
  CDA8054  Iva axillaris T. C. Fuller 1958-6-19 1802 Siskiyou Tom Williams property, 4 miles northeast of Montague. 0 Comment
  UC165397  Iva axillaris subsp. robustior Geo. D. Butler 1910-9-12 1874 Siskiyou near lower Klamath Lake 1219 Comment
  RSA368201  Juncus articulatus J. P. Smith 1978-7-1 9995 Siskiyou Klamath National Forest; O Neill Creek Campground. 488 Comment
  CHSC40151  Juncus balticus L. P. Janeway 1983-8-28 639 Siskiyou At Poker Flat, a meadow. Middle of lower portion of meadow. 1524 Comment
  RSA186331  Juncus drummondii Gilbert Muth 1966-10-16 23 Siskiyou Marble Mountains 1793 Comment
  RSA238902  Juncus drummondii Frederick W. Oettinger 1968-9-8 781 Siskiyou Near the outlet of English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  JEPS66981  Juncus ensifolius B. C. Goldsmith 1916-6-22 1 a Siskiyou McCloud Flat Mt. Shasta Comment
  JEPS25661  Juncus ensifolius Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7304 Siskiyou 4 air mi nne Preston Peak (at Twin Valley, just e of Del Norte County line, watershed of Indian Creek); Siskiyou Mts., Twin Valley, Indian Creek 1219 Comment
  POM229961  Juncus ensifolius L. C. Wheeler 1935-7-26 3710 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  POM250715  Juncus ensifolius D. D. Keck 1938-8-8 4865 Siskiyou Siskiyou County at Trinity County line; Scott Mountain Divide, between Scott Mountain and Craggy Peak. 1677 Comment
  HSC39871  Juncus exiguus J. O. Sawyer 1969-7-10 1213 Siskiyou N of Sugar Creek along FS Rd. 41N14 1372 Comment
  CHSC82792  Juncus howellii L. P. Janeway 2002-7-12 7630 Siskiyou High Cascade Range. Along Ash Creek 5.0 km south of summit of Ash Creek Butte, about 0.8 km northwest of The Ford. 1561 Comment
  JEPS121599  Juncus howellii Danielle Roach 2011-9-15 Siskiyou Tamarack Flat, north of Mt. Eddy. Sloping wet meadow on ultramafic soil; NE aspect. South China Mountain quadrangle. TF1_B Comment
  CHSC96691  Juncus mertensianus Gordon Leppig; Jennifer Kalt 1996-7-9 355 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen. Subalpine fen in cirque west of Little Duck Lake. NAD 27 UTM Zone 10, 503813E, 4572466N. 2200 Comment
  HSC61161  Juncus mertensianus Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  UC618808  Juncus mertensianus unknown 1938-8-8 11475 Siskiyou above Horse Camp (along the Summit Trail); Mount Shasta, Horse Camp Springs, Summit Trail 2514 Comment
  JEPS121619  Juncus nevadensis var. nevadensis Jennifer Buck, Deborah Stout 2011-8-24 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys, near Toad Lake. Sloping wet meadow in lodgepole pine forest on ultramafic soil. E aspect. Mount Eddy quadrangle. TL05A Comment
  HSC67680  Juncus orthophyllus John S. Palmer 1980-7-24 621 Siskiyou Elk Hole 1503 Comment
  CHSC99697  Juncus parryi L. P. Janeway 2008-7-24 9470 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. 1975 Comment
  HSC39843  Juncus parryi J. O. Sawyer 1969-7-23 1442 Siskiyou Near N Horse Range Creek along Rd. 41N14 1037 Comment
  RSA44499  Juncus patens Henry M. Pollard 1948-8-11 s.n. Siskiyou Irving Creek, near Somes Bar. Comment
  RSA240065  Juncus xiphioides Frederick W. Oettinger 1969-8-12 1335 Siskiyou Near The Cedars on North Fork of Salmon River. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 915 Comment
  CAS-BOT-BC81143  Juniperus communis Louis C. Wheeler 1934-8-14 3123 Siskiyou Klamath National Forest, 1/2 mi. W. White. Mt. 1920 Comment
  POM21816  Juniperus communis var. montana E. B. Copeland 1903-10-6 3782 Siskiyou Mt. Eddy 2287 Comment
  RSA129450  Juniperus communis var. montana H. A. Jensen 1933-10-5 360 Siskiyou Slope of Shastina; Shasta National Forest 2591 Comment
  CAS-BOT-BC81231  Juniperus occidentalis Doris K. Kildale 1927-11-20 4157 Siskiyou Klamath River at Hornbrook Comment
  CAS-BOT-BC81234  Juniperus occidentalis Elmer I. Applegate 1932-4-15 7060 Siskiyou Scott Valley, east side Comment
  HSC31502  Juniperus occidentalis Steve Selva, Roger Jensen 1974-8-24 45 Siskiyou S facing slopes along Road 8 to Sugar Lake Trail Comment
  RSA758202  Juniperus occidentalis Doug Goldman 2004-12-26 3015 Siskiyou Shasta Valley, along the south side of Route A12, just north of a small hill of volcanic rock and about 2.6 miles east of the intersection with Interstate 5. 236 Comment
  UCR4291  Juniperus occidentalis var. occidentalis Frank C. Vasek 1965-8-31 650831- 01 Siskiyou Lava Beds National Monument, at the turn-off to Valentine Cave 1393 Comment
  SEINET11058377  Juniperus occidentalis var. occidentalis D. Charlet, T. Charlet 1996-11-25 2346 Siskiyou Siskiyou Mountains., Klamath River, S slope above and N of river. 585 Comment
  HSC61178  Keckiella corymbosa Ruby Van Deventer 1960-7-14 Siskiyou Dillon Creek Comment
  HSC71257  Keckiella corymbosa J. P. Smith, Steve Selva 1970-6-15 3925 Siskiyou 10 mi. NW of Forks of Salmon Comment
  CAS-BOT-BC246184  Keckiella lemmonii David D. Keck 1927-8-17 1265 Siskiyou West flank of Mt. Shasta, 4 1/2 miles from Mt. Shasta City on Horse Camp Trail 1828 Comment
  HSC29286  Keckiella lemmonii Frederick W. Oettinger, R. F. Thorne 1969-8-5 1211 Siskiyou Marble Mtn. Wilderness Area, hot area on English Lake Trail above Willow Spring 1707 Comment
  UC1034063  Keckiella lemmonii unknown 1941-8-28 16228 Siskiyou above McCloud (bluff above big Squaw Valley Creek Spring); Mt. Shasta Comment
  OBI53727  Keckiella lemmonii David J. Keil, Kathleen Keil 1992-7-19 23461 Siskiyou Klamath Natl Forest, 9 mi NW of Forks of Salmon along Forks of Salmon rd 300 Comment
  HSC8130  Kelloggia galioides Richard Spjut 1970-7-17 464 Siskiyou 16 mi. W of Mt. Shasta Lake, in campground at lake 1829 Comment
  RSA238887  Kelloggia galioides Frederick W. Oettinger 1968-9-9 807 Siskiyou On the NE side of the saddle between Toms Lake Basin and Tobacco Lake Basin. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness. 1951 Comment
  UC1409490  Kopsiopsis strobilacea Frederick W. Oettinger 1967-8-21 299 Siskiyou The High Lake Basins in the Vicinity of English Peak Marble Mountain Wilderness Area. Approx. 20 yd south of Tom Taylor Cabin--Pine Lake trail heading towards Pine Lake. Comment
  CAS-BOT-BC340372  Kyhosia bolanderi Alice Eastwood 1912-8-30 1988 Siskiyou Mount Eddy Comment
  JEPS40432  Kyhosia bolanderi Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sisson Region of the Upper Sacramento Comment
  HSC76773  Kyhosia bolanderi K. T. Stillman 1976-8-7 371 Siskiyou Marble Mtn. Wilderness Area; trail from Black Mtn. Camp to Jump off point 1951 Comment
  HSC68175  Lagophylla ramosissima J. P. Smith, J. O. Sawyer 1972-9-14 5799 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  CAS-BOT-BC204929  Lathyrus Mrs. H. C. Cantelow 1936-5-20 s.n. Siskiyou North slope of Scott Mt. Comment
  CAS-BOT-BC204981  Lathyrus jepsonii var. californicus Alice Eastwood 1912-7-21 1279 Siskiyou Sisson Comment
  CAS-BOT-BC204983  Lathyrus jepsonii var. californicus Alice Eastwood 1921-7-30 10998 Siskiyou Soda Creek Comment
  UC375398  Lathyrus nevadensis var. nevadensis Geo. D. Butler 1908-8-10 398 Siskiyou Shackleford Creek Comment
  POM29213  Lathyrus pauciflorus subsp. brownii Geo. D. Butler 1910-6-3 1474 Siskiyou Greenhorn Mountain. Comment
  UC1023839  Lemna turionifera Douglas Barbe 1955-6-29 50 Siskiyou 4.1 mi se of Etna (on the Eastside Road, Klamath Mountains); Klamath Mountains 914 Comment
  HSC81873  Lepidium campestre Barry Silver 1986-5-24 603 Siskiyou West Branch Campground, Klamath National Forest, 7 mi. NW of Happy Camp, near Indian Creek 671 Comment
  SBBG30517  Lepidium campestre D. Myrick 1968-6-28 2050 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  CAS-BOT-BC89161  Lepidium draba L. E. Smith 1912-7-1 s.n. Siskiyou Yreka. Comment
  NY76370  Lepidium montanum var. montanum A. Wood 1866-1 984 Siskiyou Shasta Plains, North of Mt. Shasta, 25 m from Yreka Comment
  POM43381  Leptosiphon bolanderi Geo D. Butler 1910-4-14 1172 Siskiyou Dry hills, Yreka. Comment
  UCD101584  Lewisia cotyledon John M. Tucker 1963-7-7 3713 Siskiyou in vicinity of Paradise Lake, at base on east side of Kings Castle, Marble Mountain Wilderness Area. 1981 Comment
  HSC29487  Lewisia cotyledon Frederick W. Oettinger 1968-9-6 745 Siskiyou Marble Mtn. Wilderness Area, ridge trail E of Tom's Lake 2409 Comment
  CAS-BOT-BC444048  Lewisia cotyledon var. cotyledon Gilbert Muth 1969-8-6 1177 Siskiyou Second Valley Comment
  RSA96728  Lewisia cotyledon var. howellii Lee W. Lenz 1953-5-17 18316 Siskiyou Klamath River, Somes Bar 180 Comment
  HSC27348  Lewisia leeana J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5698 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  JEPS105026  Lewisia leeana Dean W. Taylor 1996-7-25 15868 Siskiyou Scott Mtns.; Crater Lake, in cirque above upper lake (about 10 air miles west of Weed); Klamath National Forest 2331 Comment
  UC1736073  Lewisia leeana Dean W. Taylor 1988-7-9 9948 Siskiyou Castle Lake region, in cirque and ridgetop above Heart Lake 1950 Comment
  UC82848  Lewisia leeana J. G. Lemmon and wife 1878-1 1434 Siskiyou near Shasta (Castle Lake); Castle Lake Comment
  CAS-BOT-BC444084  Lewisia leeana Doris K. Kildale 1915-8-26 12218 Siskiyou Near the source of Wagon Creek, Mt. Eddy 2590 Comment
  HSC29445  Lewisia nevadensis Frederick W. Oettinger 1969-7-10 949 Siskiyou Marble Mtn. Wilderness Area, NW of English Lake 1829 Comment
  UC618650  Lewisia triphylla William Bridge Cooke 1938-9-8 11657 Siskiyou Squaw Creek Meadows Mount Shasta Comment
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Mar 31 2006
  SEINET10661901  Leymus cinereus Lowell Ahart, John Dittes 2005-6-10 Ahart 12109 Siskiyou T43N, R5W, northwest 1/4 Section 5. 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. 777 Comment
  POM112698  Leymus triticoides Geo D. Butler 1910-6-13 1562 Siskiyou Yreka Creek Comment
  HSC410  Ligusticum californicum William J. Ferlatte 1967-8-23 1098 Siskiyou Head of Kidd Creek 2256 Comment
  HSC69013  Ligusticum californicum Maralyn A. Renner 1980-7-24 2028 Siskiyou Lily Pad Lake 1768 Comment
  HSC76682  Ligusticum californicum K. T. Stillman 1976-7-30 325 Siskiyou Marble Mountain Wilderness Area, Elk Valley Comment
  HSC77243  Ligusticum californicum L. P. Janeway 1983-8-16 541 Siskiyou Poker Flat 1524 Comment
  RSA453851  Ligusticum californicum M. B. Dunkle 1945-07 9256 Siskiyou Klamath National Forest; Marble Mts. Comment
  CAS-BOT-BC509369  Lilium kelleyanum Albert M. Vollmer; Ira L. Wiggins 1940-7-5 7 Siskiyou On bottom of canyon and along banks of Cow Creek about 10 miles NE of Sawyer's Bar, on road to Etna. 975 Comment
  CAS-BOT-BC509379  Lilium kelleyanum Alice Eastwood 1921-7-24 10784 Siskiyou Castle Lake Comment
  CAS-BOT-BC509386  Lilium kelleyanum Mrs. H. P. Bracelin 1931-6-19 406 Siskiyou North side of Mt. Eddy up from Metcalf's ranch house. 1341 Comment
  SJSU10000  Lilium kelleyanum M. R. Kempf 1964-7-13 304 Siskiyou Dead Horse Summit, State Rte 89 c. 7 mi SE Bartle 1341 Comment
  JEPS61997  Lilium pardalinum Geo. D. Butler 1909-7-20 886 Siskiyou Highland Mine Comment
  UC705659  Lilium pardalinum Marion Ownbey, Fred G. Meyer 1940-7-6 2200 Siskiyou Cayenne Ridge; Marble Mountain Comment
  CAS-BOT-BC130822  Lilium pardalinum Wayne Roderick 1967-7-24 s.n. Siskiyou Near Lily Pad Lake, n. of Seiad Valley 1676 Comment
  SEINET8370192  Lilium pardalinum A. A. Heller 1915-7-18 12108 Siskiyou Metcalf's ranch, northeast base of Eddy in moist soil in the forest. 1189 Comment
  HSC69162  Lilium pardalinum subsp. pardalinum Maralyn A. Renner 1980-8-4 2205 Siskiyou Flint Valley 1390 Comment
  CAS-BOT-BC133026  Lilium washingtonianum subsp. purpurascens Wayne Roderick 1967-7-23 s.n. Siskiyou Between Lily Pad Lake and Cook & Green Pass 1676 Comment
  HSC33339  Lilium washingtonianum subsp. purpurascens William J. Ferlatte 1974-7-25 1583 Siskiyou Yellow Rose Mine 2073 Comment
  HSC566  Lilium washingtonianum subsp. purpurascens William J. Ferlatte 1966-8-4 296 Siskiyou Yellow Rose Mine 1982 Comment
  POM109728  Lilium washingtonianum subsp. purpurascens Geo D. Butler 1910-6-5 1484 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC133106  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1917-9-2 6706 Siskiyou Shasta Springs 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
  JEPS86087  Lilium washingtonianum subsp. washingtonianum Wayne Roderick 1966-6-27 Siskiyou a short way out Mt. Shasta (town) (along highway to Panther, Meadow Ski Area) 1371 Comment
  UC880334  Linanthus ciliatus A. A. Heller 1916-6-23 12428 Siskiyou near Black Butte (n of Sisson) 1127 Comment
  UC1222727  Linanthus harknessii Joseph P. Tracy 1951-6-16 19476 Siskiyou near Oregon-California State line (Summit of the Siskiyous at the crossing of Takilma-Happy Camp Road); Summit of the Siskiyous Comment
  HSC33739  Linnaea borealis subsp. longiflora Brent Whitely 1975-6-28 94 Siskiyou 915 Comment
  HSC4865  Linnaea borealis subsp. longiflora J. O. Sawyer 1968-7-10 492 Siskiyou Lower slopes grading to terrace of a temporary stream. 1768 Comment
  UC1333303  Listera convallarioides Dorothy Parker 1949-6-26 Siskiyou Etna Creek Salmon Mountains Range 1176 Comment
  JEPS87856  Lithocarpus densiflorus var. echinoides Vernon H. Oswald and Lowell Ahart 1994-7-11 6408 Siskiyou 1.9 mi sw of the dam at Lake Siskiyou (Forest Road 26 (to Mt. Shasta) along this section of road); Forest Road 26 1036 Comment
  POM166637  Lithocarpus densiflorus var. echinoides E. B. Copeland 1903-8-13 3827 Siskiyou Sisson. 1067 Comment
  CAS-BOT-BC36533  Lithocarpus densiflorus var. echinoides C. Hart Merriam 1925-10-5 s.n. Siskiyou Western slope between Montgomery Creek and Burney Comment
  HSC45038  Lithophragma campanulatum J. O. Sawyer 1978-6-19 3258 Siskiyou Marble Mountain Wilderness Area; along trail in Bug Gulch 1524 Comment
  SBBG30540  Lithophragma parviflorum D. Myrick 1968-6-25 2010 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  SEINET6032583  Lithophragma parviflorum G. D. Butler 1910-5-8 1307 Siskiyou Near Yreka Comment
  HSC22242  Lolium perenne J. O. Sawyer 1969-8-1 1617 Siskiyou On trail to Eaton Lakes. 1799 Comment
  JEPS80507  Lomatium dissectum var. dissectum Gilbert Muth 1966-7-25 447 Siskiyou Boreal meadow area Marble Mt. Lookout; Marble Mt. Wilderness Area, , Boreal meado 2097 Comment
  HSC77106  Lomatium macrocarpum K. T. Stillman 1976-8-7 182 Siskiyou Marble Mtn. Wilderness Area. Comment
  UC165426  Lomatium macrocarpum Geo. D. Butler 1909-5-9 744 Siskiyou hills near Yreka Comment
  JEPS25670  Lomatium macrocarpum Rimo Bacigalupi with Mr. and Mrs. Van Deventer of Fort Dick 1959-7-10 7313 Siskiyou jeep rd. between Poker Flat and Twin Valley (ridge top marking Del Norte-Siskiyou Co. boundary); Siskiyou Mts., Del Norte-Siskiyou Co. boundary 1664 Comment
  RSA78822  Lomatium nudicaule P. A. Munz 1952-7-2 17900 Siskiyou Baldy Mountain about 6 air miles west of Happy Camp, Siskiyou Mountains 1738 Comment
  SEINET13761959  Lomatium utriculatum R. R. Halse 2016-5-29 9724 Siskiyou Along Hilt Road, E of Hilt. 902 Comment
  HSC62310  Lonicera ciliosa Al Hobart 1968-6-25 Siskiyou Youngs Valley. Comment
  HSC67689  Lonicera conjugialis John Palmer 1980-7-24 633 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  RSA126301  Lonicera conjugialis I. L. Wiggins 1955-7-27 13568 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area. 2043 Comment
  UCSB24455  Lonicera hispidula McMinn, Howard 1931-6-27 Siskiyou Seiad Valley to Clear Creek Comment
  RSA537376  Lonicera hispidula var. vacillans W. Wisura, J. Romero 1991-10-17 4597 Siskiyou 1.5 mi up Sugar Creek Rd, N of Callahan. Comment
  SEINET3154559  Lonicera involucrata G. D. Butler 1910-7-9 1700 Siskiyou margin of Shackleford creek 1219 Comment
  RSA181624  Lonicera involucrata Dorothy Parker 1950-6-7 456 Siskiyou Scott River. 854 Comment
  CAS-BOT-BC200968  Lotus L. R. Abrams 1926-7-4 11229 Siskiyou 1 mile west of Mt. Shasta City on road to Abrams Lake Comment
  POM27164  Lotus denticulatus Geo. D. Butler 1910-6-27 1610 Siskiyou Yreka Creek. Comment
  RSA715778  Lotus humistratus L. Ahart, John Dittes 2005-6-10 12115 Siskiyou About 100 yards southeast of the pump house along the Shasta River, about 1.9 air miles south of Highway 99/97 Cutoff, about 6 air miles east-southeast of Grenada. 777 Comment
  UC454680  Lotus nevadensis var. nevadensis I. J. Condit 1911-7-1 Siskiyou Sisson Comment
  UC60886  Lotus oblongifolius var. oblongifolius W. A. Setchell, C. C. Dobie 1902-7-17 Siskiyou Sisson Mount Shasta Comment
  UC163677  Lotus purshianus var. purshianus Geo. D. Butler 1908-7-5 390 Siskiyou near Yreka Comment
  UC862229  Lotus purshianus var. purshianus A. A. Heller 1916-8-24 12557 Siskiyou near Sisson 1074 Comment
  RSA505592  Lotus unifoliolatus Barbara J. Ertter 1987-7-26 7324 Siskiyou 2.2 mi N of Scott Mt. summit on Hwy 3, at road junction.Half way down Old Priest Grade between Big Oak Flat and junction of Highways 120 and 49, ca. 35 airmiles E of Modesto. 1372 Comment
  CAS-BOT-BC140208  Luetkea pectinata Annie M. Alexander; Louise Kellogg 1949-7-22 5838 Siskiyou On trail to Kings Castle, Paradise Lake, Marble Mountains 1996 Comment
  CAS-BOT-BC140248  Luetkea pectinata Louis C. Wheeler 1934-8-9 3089 Siskiyou Klamath National Forest, Jaynes Canyon 1981 Comment
  HSC4895  Luetkea pectinata J. O. Sawyer 1968-7-22 551 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  UCR52471  Luetkea pectinata K. Berg, Stephanie Bennett 1986-8-25 639 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little South Fork of Salmon River; above Little South Fork Lake 2287 Comment
  SD230175  Luina hypoleuca Louis C. Wheeler 1959-7-25 7590 Siskiyou Salmon & Marble Mountain Region: Facing the Salmon River, a few miles downstream from Forks of the Salmon. Comment
  UC725354  Lupinus albicaulis var. shastensis A. A. Heller 1940-7-25 15764 Siskiyou trail to Horse Camp Mt. Shasta (Mt. Shasta) Comment
  RSA105764  Lupinus albicaulis var. shastensis W. Bridge Cooke 1940-07 15329 Siskiyou Near the Mount Shasta High School along Alma Street in Mount Shasta near the city limits on the way to the Memorial Highway. Comment
  RSA237948  Lupinus albicaulis var. shastensis Frederick W. Oettinger 1969-8-19 1462 Siskiyou Dryish area near Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  UC1481305  Lupinus albifrons var. collinus Paul Gallian, B. J. Cox 1971-6-9 687 Siskiyou on U.S. Hwy 97, 11 mi n Weed; n of Weed 1249 Comment
  POM11083  Lupinus albifrons var. eminens Geo. D. Butler 1910-5-2 1268 Siskiyou Around Yreka. Comment
  CAS-BOT-BC196326  Lupinus albifrons var. flumineus Elmer I. Applegate 1923-9-6 3940 Siskiyou Klamath River near mouth of Scott River Comment
  SEINET10484553  Lupinus albifrons var. flumineus David B. Dunn, Billy Joe Cox 1971-6-9 Dunn 17937 Siskiyou 9 miles n of weed, on us hwy 97, at whitney creek. Sw facing slope; volcanic (Pumice) some sedimentary loamy soil; assoc. With pinus ponderosa, artemisia, Bromus, and arctostaphylos 1250 Comment
  SEINET10838378  Lupinus albifrons var. flumineus Edwin B. Copel 1903-7-3 Copeland 3527 Siskiyou On dry hills Comment
  HSC32764  Lupinus andersonii Frederick W. Oettinger 1968-8-19 587 Siskiyou Salmon Mountains: High Lake Basins, Crapo View Gap, English Peak. 2134 Comment
  UC15899  Lupinus angustiflorus Milo S. Baker 1895-8-5 Siskiyou Medicine Lake Comment
  UC563134  Lupinus angustiflorus Elmer I. Applegate 1923-8-20 3907 Siskiyou ridge on s side Medicine Lake; s side of Medicine Lake 2133 Comment
  HSC42153  Lupinus arbustus S. Saufferer 1973-5-25 229 Siskiyou About 3 mi. NE of Weed, along Hwy. 97 Comment
  SD87884  Lupinus argenteus F. W. Peirson 1923-7-19 3609 Siskiyou Laird's Landing Comment
  CAS-BOT-BC215181  Lupinus croceus Arthur Menzies 1962-7-21 s.n. Siskiyou Mount Eddy 2529 Comment
  CAS-BOT-BC215183  Lupinus croceus Alice Eastwood 1912-8-30 1991 Siskiyou Mount Eddy Comment
  CAS-BOT-BC215196  Lupinus croceus A. A. Heller 1915-7-16 12097 Siskiyou N side of Mount Eddy 1524 Comment
  HSC22251  Lupinus croceus J. O. Sawyer 1969-6-12 906 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  RSA300987  Lupinus croceus M. L. Conrad, LeDoux, Kenney 1973-6-2 6981 Siskiyou 6 miles southwest of Callahan. 1524 Comment
  CAS-BOT-BC8326  Lupinus lapidicola Amos Arthur Heller 1920-7-9 13422 Siskiyou Mt. Eddy. Near the little lake above the head of Wagon creek. 2438 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
  UC725978 Image available Lupinus lapidicola A. A. Heller 1919-7-9 13422 Siskiyou long e-w ridge Mt. Eddy; ; Mt. Eddy, Siskiyou Co. 2438 Comment
  HSC75194  Lupinus latifolius subsp. viridifolius K. T. Stillman 1976-7-7 165 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  CAS-BOT-BC94480  Lupinus lepidus var. sellulus R. C. Wenk 2005-7-19 350 Siskiyou border between Siskiyou and Trinity Counties, National Forest Road 17, N side of road, across from parking lot where 2090 Comment
  OBI59149  Lupinus leucophyllus Rhonda Riggins 1993-6-17 1687 Siskiyou Along CA 263, ca 1 mi N jct CA 96, 0,5mi S jct 15 Comment
  UC156997  Lupinus luteolus Geo. D. Butler 1909-6-26 910 Siskiyou near Yreka; near Yreka Comment
  SFV5245  Lupinus luteolus B. C. Templeton 1957-6-22 s. n. Siskiyou North of Yreka. Comment
  POM228984  Lupinus nanus var. apricus Louis C. Wheeler 1935-5-18 3499 Siskiyou Siskiyou Mountains; Yreka Creek. 854 Comment
  CHSC928  Lupinus obtusilobus V. Holt 1932-7-25 Siskiyou Mt. Shasta Flats. 1219 Comment
  UC1096808  Lupinus obtusilobus H. K. Wagnon 1957-8-11 1688 Siskiyou 3 mi w of Military Pass Rd on road to Brewer Cr. e slope Type Loc. Mt. Shasta; e slope of Mt. Shasta on road to Brewer Cr. Comment
  UCD109311  Lupinus obtusilobus A. A. Heller 1920-8-12 13516 Siskiyou a short distance below Horse Camp, Mt. Shasta; near the upper limit of the Canadian zone. Comment
  POM24578  Lupinus sellulus subsp. sellulus Geo. D. Butler 1910-6-4 1500 Siskiyou Shackleford Creek. Comment
  HSC92867  Luzula divaricata Jennifer Whipple 1976-7-23 1518 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2317 Comment
  HSC22266  Luzula parviflora J. O. Sawyer 1969-6-12 897 Siskiyou Along CCC rd. just S of Sugar Creek 1463 Comment
  HSC670  Luzula parviflora William J. Ferlatte 1967-7-9 687 Siskiyou Kidd Creek Trail 1890 Comment
  HSC24636  Lycium barbarum L. C. Wheeler 1934-11-4 3356 Siskiyou Scott Bar, Scott River, Marble Mts. 518 Comment
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Dec 6 2014
  SEINET2121893  Machaeranthera canescens M. L. Carson 1968-12-8 1293 Siskiyou US Highway 97, 1.4 mi N of Macdoel and 8.5 mi S of Dorris, between the highway and the railroad 1250 Comment
  SEINET516145  Machaeranthera canescens var. shastensis Vernon H. Oswald 1998-9-8 9611 Siskiyou Junction of USFS 3 and 24 ca. 2.5 mi west-sourthwest of Hambone Butte, ca 30 air mi north of Burney. 1311 Comment
  RSA237497  Madia bolanderi Frederick W. Oettinger, R. F. Thorne 1969-8-8 1296 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC343997  Madia elegans A. A. Heller 1916-8-24 12556 Siskiyou Near Sisson 1074 Comment
  CAS-BOT-BC344017  Madia elegans W. R. Dudley 1899-8-27 s.n. Siskiyou Sisson - near Fish Pond Comment
  CAS-BOT-BC343435  Madia gracilis Wm. Bridge Cooke 1938-8-19 11523 Siskiyou Lower Bear Spring, Mt. Shasta 1524 Comment
  HSC43829  Madia gracilis Maralyn O'Meara 1974-5-27 480 Siskiyou Along FS Rd. 47N03 1280 Comment
  UC1409494  Madia gracilis Frederick W. Oettinger 1968-9-9 805 Siskiyou between Lower Pond and Tobacco Lake; Salmon Mountains, High Lake Basins, English Peak, Marble Mts 1920 Comment
  RSA452624  Mahonia nervosa L. C. Wheeler 1934-6-29 2822 Siskiyou Soda Creek. Sterling Mtn. Siskiyou Mtns. 1280 Comment
  SEINET6909344  Mahonia piperiana M. K. Solecki, J. B. Taft 1986-9-9 2141 Siskiyou Along Scott River. Comment
  SJSU6506  Maianthemum racemosum R. W. Trivelpiece 1972-6-15 121 Siskiyou Vann Creek near Bear Peak c. 15 mi SW of Happy Camp 1280 Comment
  HSC58936  Maianthemum racemosum subsp. amplexicaule Marvin Butler 1971-7-5 15 Siskiyou Near El Capitan Lake 1738 Comment
  HSC69768  Maianthemum racemosum subsp. amplexicaule Maralyn A. Renner 1980-6-26 1275 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  CAS-BOT-BC512768  Maianthemum racemosum subsp. amplexicaule John Thomas Howell 1939-8-3 15013 Siskiyou Spirit Lake, Marble Mountains 1828 Comment
  HSC73355  Maianthemum stellatum Gail Newton 1980-6-20 445 Siskiyou Near Bald Mtn. 1097 Comment
  SEINET12044215  Maianthemum stellatum E. L. Greene 1876-1 s.n. Siskiyou Yreka Comment
  UC92229  Malacothrix clevelandii T. S. Brandegee July 1887 Siskiyou Sisson's Comment
  HSC6003  Malacothrix floccifera Lincoln Constance, J. F. Davidson, B. Kasapligil, H. L. Mason 1950-7-15 3355 Siskiyou Scott River, Scott Valley between Fort Jones and Etna 915 Comment
  UC618755  Malva neglecta W. Bridge Cooke 1938-8-21 11550 Siskiyou in front yard of Shasta Alpine Lodge, Horse Camp Shasta Alpine Lodge; , Horse Camp 1524 Comment
  RSA184733  Malva neglecta Gilbert Muth 1966-8-1 479 Siskiyou Marble Valley Horse Pasture, Marble Mountain, Siskiyou County 1793 Comment
  UCR51831  Marah oregana L. C. Wheeler 1934-8-2 3026 Siskiyou Siskiyou Mtns, Jaynes Canyon. (Mt. Diablo Meridian) 1829 Comment
  UC1714366  Marrubium vulgare W. Bridge Cooke 1940-8-2 15392 Siskiyou Wagon Camp road above Howard (Mount Shasta); Mount Shasta Comment
  CAS-BOT-BC348079  Matricaria discoidea A. A. Heller 1916-7-20 12461 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  UC1738814  Melica aristata Dean Wm. Taylor, Glenn L. Clifton, R. Doug Stone 1987-8-5 9239 Siskiyou Porcupine Lake (a small vernal depression in an indurate lava flow) 1304 Comment
  HSC76950  Melica bulbosa K. T. Stillman 1976-7-15 248 Siskiyou Marble Mountain Wilderness Area. Comment
  RSA239021  Melica bulbosa Frederick W. Oettinger 1968-8-8 451 Siskiyou Crapo Meadows. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  UC333647  Melica bulbosa unknown 1889-6-28 Siskiyou Edgewood Comment
  HSC31094  Melica californica Frederick W. Oettinger 1968-8-8 451 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area, Crapo Meadow. 2165 Comment
  UCD87010  Melica californica A. H. Murphy 1953-7-29 KNF 13 Siskiyou Klamath National Forest. Steavale Canyon, 1524 Comment
  UCD77855  Melica stricta Robert E. Preston 2001-6-30 1649 a Siskiyou Klamath National Forest, north slope of Rainbow Mountain, 1889 Comment
  RSA715636  Melilotus indicus L. Ahart, John Dittes 2005-6-9 12011 Siskiyou On the east side of a poor rock fence, about 350 yards E of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2.5 miles (air) ESE of Grenada. 775 Comment
  POM211182  Mentha aquatica Louis C. Wheeler 1934-9-22 3299 Siskiyou Walker, Klamath River, Siskiyou Mountains. (Mt Diablo Mer) 518 Comment
  UC454539  Mentzelia dispersa I. J. Condit 1911-7-31 Siskiyou Shasta Springs Comment
  UCD19280  Mentzelia laevicaulis Julie Knorr 1980-7-30 52 Siskiyou 2 mi. west from Callahan on Callahan-Cecilville rd., rocky serpentine outcrop. 1219 Comment
  CAS-BOT-BC428557  Micranthes aprica Gilbert Muth 1966-7-31 475 Siskiyou North side of Black Mountain, Marble Mts. 2057 Comment
  SJSU2555  Micranthes odontoloma H. L. Buckalew 1962-7-9 Siskiyou near Poker Flat c. 4 mi W of junction of Indian Cr with W Branch Indian Cr, Siskiyou Mts 1219 Comment
  HSC67936  Micropus californicus var. californicus J. P. Smith 1973-5-5 6529 Siskiyou Scott Bar along the Scott River Comment
  CAS-BOT-BC349374  Microseris nutans Geo. D. Butler 1910-6-4 1498 Siskiyou Shackleford Creek Comment
  HSC22302  Microseris nutans J. O. Sawyer 1969-6-13 1099 Siskiyou Slope above Little Duck Lake 2134 Comment
  CAS-BOT-BC349364  Microseris nutans L. E. Smith 1912-5-12 203 Siskiyou Castle Creek Comment
  POM229878  Microseris nutans L. C. Wheeler 1935-6-13 3574 Siskiyou Shackleford Creek. Marble Mtns. 976 Comment
  HSC36956  Microsteris gracilis J. P. Smith 1974-5-26 7567 Siskiyou Along FS Rd. 47N03 1524 Comment
  JEPS43775  Mimulus alsinoides Sandy Holloway 1963-4-11 35 Siskiyou head of spring that runs by Indian campground; Clement's Ranch 762 Comment
  RSA529977  Mimulus bicolor D. W. Taylor, R. E. Palmer 1988-6-23 9864 Siskiyou Ca. 4 miles N of Timbered Crater, ca. 1 mile SE of Adobe Flat. 1098 Comment
  JEPS74149  Mimulus breweri J. M. Tucker 1974-7-28 4315 Siskiyou Haypress Meadow Marble Mountain Wilderness Area 1463 Comment
  HSC27691  Mimulus guttatus Carl W. Mize 1972-6-8 41 Siskiyou Along main trail 366 Comment
  RSA183684  Mimulus guttatus Gilbert Muth 1965-8-3 157 Siskiyou Marble Valley, Marble Mts. Comment
  RSA293206  Mimulus guttatus J. P. Smith 1973-5-5 6421 Siskiyou Along Cook and Green Pass road. Comment
  UC1063154  Mimulus microphyllus L. Whitney 1934-6-24 7 Siskiyou Tennant Dorris Quadrangle, Antelope Creek 1463 Comment
  UC618718  Mimulus microphyllus W. Bridge Cooke 1938-6-24 11091 Siskiyou MacBride Springs Mount Shasta Comment
  UC27060  Mimulus moniliformis F. W. Morse July, 1886 Siskiyou Shasta Comment
  HSC29405  Mimulus moschatus Frederick W. Oettinger 1968-8-11 478 Siskiyou High Lake Basins: just below spring at Tom Taylor Cabin 2049 Comment
  HSC72407  Mimulus moschatus J. P. Smith, Steve Selva 1970-7-27 4510 Siskiyou Gumboot Lake 1768 Comment
  RSA211426  Mimulus moschatus William J. Ferlatte 1967-8-19 1035 Siskiyou Trinity Alps: Along the South Fork of the Salmon River between the campground and Carter's. 1524 Comment
  HSC96658  Mimulus nanus Thomas W. Nelson, Susan Erwin 2004-6-3 9220 Siskiyou Along Hwy. 3 at mile post 84.14, .3 mi. from Scott Mountain Pass 1552 Comment
  HSC99276  Mimulus nanus var. nanus D. M. Thompson 1988-6-5 933 Siskiyou 10 mi. NE of Weed along Hwy. 97, NW side of road 1149 Comment
  RSA535582  Mimulus nanus var. nanus David M. Thompson 1989-6-28 1022 Siskiyou 10 mi NE of Weed along Hwy 97, NW side of road. 1150 Comment
  UC1177937  Mimulus nanus var. nanus Francia Chisaki, Gene B. Newcomb 1958-6-22 1159 Siskiyou 9.6 mi from Ft. Jones (between Ft. Jones and Gazelle, on road 9.4 mi s of the turn-off to Duzel Rock); Duzel Rock 1645 Comment
  POM61804  Mimulus pilosus E. B. Copeland 1903-7-3 3529 Siskiyou Klamathon. Comment
  HSC81621  Mimulus primuloides var. linearifolius Thomas W. Nelson, Jane P. Nelson 1980-7-19 6205 Siskiyou Along USFS Rd. 40N17 1.0 mi. from junction with Callahan-Cecilville Rd. 1585 Comment
  HSC91055  Mimulus primuloides var. linearifolius Jennifer Whipple 1976-7-2 1251 Siskiyou Mt. Eddy: Near Dobkins Lake 2073 Comment
  RSA59504  Mimulus suksdorfii E. K. Balls 1950-5-16 14710 Siskiyou Caldwell Butte, east slope. Lava Beds National Monument. 1646 Comment
  UC922334  Mimulus tilingii var. corallinus Annie M. Alexander and Louise Kellogg 1949-7-22 5833 Siskiyou edge of small stream which arises from spring at lower end of Paradise Lake; Marble Mountains, Paradise Lake 2072 Comment
  CAS-BOT-BC388884  Minuartia douglasii Louis C. Wheeler 1934-6-4 2640 Siskiyou Klamath National Forest. Nigger Gulch 1066 Comment
  CAS-BOT-BC174737  Minuartia nuttallii Alice Eastwood 1912-8-30 2017 Siskiyou Mount Eddy Comment
  CHSC75696  Minuartia nuttallii subsp. gregaria Vernon H. Oswald; Lowell Ahart 1999-7-2 9821 Siskiyou Hwy. 3 on Scott Mtn. 5.9 mi southeast of Gazelle-Callahan Hwy., 0.6 mi northwest of the highway summit. On a roadcut. 1569 Comment
  HSC69743  Minuartia nuttallii subsp. gregaria Maralyn A. Renner 1980-6-26 1271 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  RSA666373  Minuartia nuttallii subsp. gregaria Barbara Ertter 1990-7-14 9308 Siskiyou East side of Mount Eddy about 4 air miles due west of Mount Shasta City, at streamlet near end of Forest Road 41N53, about 1 mile north of Morgan Meadows. 1677 Comment
  UC454228  Minuartia nuttallii subsp. gregaria I. J. Condit 1911-7-28 Siskiyou ridge <from> Castle Lake to Mt. Bradley; Shasta Retreat 1981 Comment
  HSC60838  Minuartia nuttallii subsp. gregaria Al Hobart Siskiyou Black Butte Comment
  CAS-BOT-BC181112  Minuartia nuttallii var. gregaria R. C. Barneby 1954-5-17 11539 Siskiyou Scott Mts., 8 miles above Callahan 1569 Comment
  CAS-BOT-BC229612  Mirabilis greenei L. E. Smith 1912-8-1 s.n. Siskiyou Hornbrooke Comment
  JEPS26520  Mitella diversifolia Lauramay T. Dempster 1961-7-2 1850 Siskiyou Mill Creek; at road crossing sw of Etna Comment
  UC1408866  Mitella trifida Frederick W. Oettinger 1969-9-4 1661 Siskiyou Tom's Lake Basin Salmon Mountains, Marble Mountain Wilderness Area, Vicinity (n side, w Siskiyou Co.) 2103 Comment
  SEINET6645733  Mollugo verticillata L. C. Wheeler 1935-7-20 3676 Siskiyou Scott River, 1 1/2 mi. W. of Ft. Jones 823 Comment
  SEINET10700593  Monardella glauca Karen M. Meyer, Andrew Townesmith 2007-8-2 Meyer 186 Siskiyou Klamath National Forest, 10.1 mi. on National Forest Rd. 70, off Hwy. 97 toward Oregon. 1933 Comment
  SBBG6452  Monardella odoratissima H. and M. Dearing 1939-7-2 3798 Siskiyou Etna-Salmon divide 1828 Comment
  CAS-BOT-BC222030  Monardella odoratissima subsp. glauca John Thomas Howell 1937-7-29 13652 A Siskiyou Scott Mt. between Trinity and Siskiyou counties Comment
  RSA264973  Monardella odoratissima subsp. glauca G. L. Clifton 1975-7-28 7219 Siskiyou Near Cook and Green Pass near the Seiad Valley. 1646 Comment
  UC144545  Monardella odoratissima subsp. glauca A. A. Heller 1905-6-13 8018 Siskiyou Shasta Springs Comment
  UCR21090  Monardella odoratissima subsp. glauca T. W. Fisher, Earl Oatman, R. E. Orth 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  CAS-BOT-BC220358  Monardella odoratissima subsp. pallida J. G. M. 1969-8-6 s.n. Siskiyou Boulder Peak Comment
  CAS-BOT-BC220360  Monardella odoratissima subsp. pallida Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  UC618682  Monardella odoratissima subsp. pallida W. Bridge Cooke 1938-8-21 11544 Siskiyou Horse Camp Flats, Mount Shasta 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
  CAS-BOT-BC26176  Monardella ovata H. E. Brown 1897-6-1 381 Siskiyou near Sisson 1082 Comment
  SEINET10582376  Monardella siskiyouensis A. Graff 1993-7-24 Graff 352 Siskiyou Klamath National Forest. Hwy. 96, .45-2.8 miles east from junction with Hwy. 263, on right roadside. Infrequent on bare serpentine. End of bloom. Comment
  UC1409435  Monotropa hypopitys Frederick W. Oettinger 1968-8-7 430 Siskiyou trail between Diamond Lake and Hancock Lake (High Lake Basins in vicinity of English Peak, western Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  CHSC88108  Montia chamissoi Jenny Marr 1993-7-1 118 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 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
  UC82764  Montia chamissoi Mrs. R. M. Austin Jun 1894 273 Siskiyou Pot Hole Spring Comment
  UC796626  Montia dichotoma Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11845 Siskiyou road between Callahan and Gazelle (Gazelle Mountain grade); Gazelle Mountain grade 1499 Comment
  UC164028  Montia linearis Geo. D. Butler 1910-4-25 1240 Siskiyou Oro Fino Comment
  NY342247  Montia obtusata A. A. Heller 1905-6-1 7945 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  CAS-BOT-BC445212  Montia parvifolia Doris K. Kildale 1929-7-20 8600 Siskiyou South east spur Preston Peak 1950 Comment
  CHSC61580  Muhlenbergia filiformis L. P. Janeway 1983-8-16 543 Siskiyou Siskiyou Mountains; at Poker Flat, meadow. 1524 Comment
  UCD86588  Muhlenbergia filiformis Rimo Bacigalupi; Mr. and Mrs. Van Deventer 1959-7-10 7308 Siskiyou Meadow at Twin Valley, Siskiyou Mts., just east of Del Norte Co. line; 4 air-line miles NNE of Preston Peak; watershed of Indian Creek. 1493 Comment
  UC1026901  Muhlenbergia jonesii W. B. Cooke 1940-7-5 15247 Siskiyou along Wagon Camp rd. Mt. Shasta Comment
  UC1266286  Muhlenbergia jonesii John R. Reeder and Charlotte G. Reeder 1972-7-24 5807 Siskiyou 1.5 mi sse Bartle 1219 Comment
  HSC100332  Muhlenbergia richardsonis J. P. Smith 2011-7-15 13300 Siskiyou Off Tennant Road at a large, open borrow pit 1417 Comment
  SEINET515841  Muhlenbergia richardsonis Vernon Oswald 1997-7-28 8800 Siskiyou Pumice Stone Well 0.2 mi. S of Medicine Lake Rd. on Forest Route 15. 1756 Comment
  HSC82521  Nama lobbii Thomas W. Nelson, Jane P. Nelson 1980-7-5 5973 Siskiyou Fowler's Campground 1006 Comment
  POM196346  Nama lobbii C. G. Pringle 1881-8-14 s.n. Siskiyou Castle Lake. 1829 Comment
  UC1409218  Narthecium californicum Frederick W. Oettinger 1969-7-31 1112 Siskiyou boggy meadow w. English Lake; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 1935 Comment
  RSA145168  Narthecium californicum Dorothy Parker 1959-7-20 735 Siskiyou Below Rock Fence Lake 1829 Comment
  HSC61862  Navarretia capillaris Ruby Van Deventer 1961-7-13 Siskiyou Poker Flat 1585 Comment
  RSA238005  Navarretia capillaris Frederick W. Oettinger, R. F. Thorne 1969-8-8 1306 Siskiyou Near English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  JEPS101669  Navarretia heterandra Dean W. Taylor 1999-6-9 17244 Siskiyou Agate Flat, 0.3 miles S of Oregon State Line 1005 Comment
  JEPS70351  Navarretia intertexta Geo. D. Butler 1908-8-27 157 Siskiyou Oro Fino 853 Comment
  HSC79091  Navarretia intertexta Paul Wilson 1984-9-1 377 Siskiyou Juanita Lake Reservoir 1555 Comment
  JEPS1865  Nemophila heterophylla George D. Butler 1909-3-9 658 a Siskiyou Yreka Comment
  JEPS87825  Nepeta cataria Vernon H. Oswald and Lowell Ahart 1994-8-1 6445 Siskiyou near Weed (Old Highway 99, just s of Stewart Springs Rd) 923 Comment
  RSA14376  Nicotiana bigelovii Elmer I. Applegate 1923-9-5 3939 Siskiyou Diablo Spring, Klamath River, 12 mile below mouth of Shasta River. Comment
  CAS-BOT-BC60571  Noccaea fendleri subsp. glauca Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Trinity Mountains. Gumboot Lake. 1828 Comment
  CAS-BOT-BC60574  Noccaea fendleri subsp. glauca A. A. Heller 1915-7-15 12083 Siskiyou Mount Eddy. 2072 Comment
  CAS-BOT-BC60582  Noccaea fendleri subsp. glauca John Thomas Howell 1937-7-22 13279 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC60588  Noccaea fendleri subsp. glauca A. M. Vollmer 1951-5-31 23 Siskiyou Scott Mountain. Comment
  HSC592  Noccaea fendleri subsp. glauca William J. Ferlatte 1966-6-23 122 Siskiyou Dorleska Summit 2134 Comment
  HSC593  Noccaea fendleri subsp. glauca William J. Ferlatte 1967-6-30 585 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  HSC81568  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-7-17 6075 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  HSC34115  Noccaea fendleri subsp. glauca J. O. Sawyer 1971-7-15 2425 Siskiyou Along Red Rock Valley Creek 1585 Comment
  HSC69203  Nothochelone nemorosa Maralyn A. Renner 1980-9-1 2685 Siskiyou Bear Mtn. 1936 Comment
  JEPS74468  Nothochelone nemorosa W. J. Ferlatte 1967-8-21 1076 Siskiyou between Caribou Basin and Little South Fork Lake (Trinity Alps, Sawtooth Ridge); Trinity Alps, Sawtooth Ridge 2286 Comment
  RSA739824  Nothochelone nemorosa D. Kelch 2007-7-25 7 -495 Siskiyou Indian Creek Road, just S of Greyback Summit. 1304 Comment
  UC1409400  Nuphar lutea subsp. polysepala Frederick W. Oettinger 1968-9-3 672 Siskiyou at n end of Horse Range Lake, High Lake Basins in vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area Horse Range Lake; Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  RSA0013798  Nuphar lutea subsp. polysepala Frederick W. Oettinger 1967-7-26 207 Siskiyou Pond due W of the west cove of Hancock Lake. Salmon Mountains. The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 1936 Comment
  CAS-BOT-BC140349  Oemleria cerasiformis Doris K. Kildale 1929-4-27 7506 Siskiyou Cecilville Comment
  UC224019  Oenothera elata subsp. hirsutissima Dr. Edward Palmer Jul 13 1892-Jul 27 1892 2520 Siskiyou Mt. Shasta and vicinity Comment
  RSA201753  Olsynium douglasii Sandra Holloway 1963-4-9 18 Siskiyou Road to Pythian Cave, between Yreka and Grenada, west of U.S. Highway 99 762 Comment
  CAS-BOT-BC349938  Onopordum acanthium W. E. Huse; T. C. Fuller 1959-7-13 2748 Siskiyou Jack Crawford Ranch, Tulelake Comment
  UCD134658  Onopordum tauricum T. C. Fuller 1959-12-10 3324 Siskiyou along road Fred Voelker Ranch, west edge of Meiss Lake Basin, just south of Sam's Neck, ca. 15 miles southwest of Dorris. Comment
  SEINET5708888 Image available Oreostemma alpigenum var. andersonii Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7704 Siskiyou Scott Mts. Collected along Road 17, 12.7 miles SW from the intersection of I-5 and Stewart Springs road.; Scott Mountains 2036 Comment
  RSA0059264  Orobanche uniflora subsp. occidentalis Albert M. Vollmer, Lawrence Beane 1951-5-31 12 A Siskiyou On scree near highway, Scott Mountain. Comment
  HSC19213  Orthilia secunda J. O. Sawyer 1968-9-10 685 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  SEINET3159726  Orthocarpus cuspidatus G. D. Butler 1910-6-19 1584 Siskiyou Goosenet foothills 1524 Comment
  JEPS4543  Orthocarpus cuspidatus subsp. copelandii L. E. Smith 1913-9-1 Siskiyou Mt. Eddy Comment
  UC1114764  Orthocarpus imbricatus W. Bridge Cooke 1956-7-19 30309 Siskiyou below Wagon Camp Mount Shasta (Mount Shasta); , below Wagon Camp Comment
  UC1400368  Osmorhiza berteroi Frederick W. Oettinger 1969-7-10 952 Siskiyou due w English Lake (high lake basins in vicinity of English Peak, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1760 Comment
  UC412592  Osmorhiza berteroi Milo S. Baker 1898-8-1 505 Siskiyou on bluff sw Medicine Lake Comment
  RSA237407  Osmorhiza berteroi Frederick W. Oettinger 1969-7-10 952 Siskiyou Due west of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1761 Comment
  SFV8548  Osmorhiza purpurea J. M. Tucker, L. K. Mann 1963-7-5 3700 Siskiyou Salmon Mountains. On Blake's Fork of South Russian Creek (a tributary of Salmon River), about 7 miles (airline) east of Sawyer's Bar. 1616 Comment
  HSC83920  Oxyria digyna K. Berg, Stephanie Bennett 1986-8-25 647 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake 1982 Comment
  HSC92968  Oxyria digyna Jennifer Whipple 1976-7-25 1574 Siskiyou N face of Mt Eddy 2378 Comment
  HSC61135  Oxyria digyna Al Hobart Jul 1967 Siskiyou El Capitan Comment
  UCSB16543  Ozomelis diversifolia Breedlove, Dennis 1962-6-11 Siskiyou Canyon Creek; about 20 miles west of Fort Jones, Marble Mountains 914 Comment
  HSC68993  Packera macounii Maralyn A. Renner 1980-7-28 2168 Siskiyou Above Pacific Crest Trail, near ridge 1799 Comment
  CAS-BOT-BC253768  Panicum capillare R. E. Frenkel 1964-10-2 880 Siskiyou On Everitt Memorial Highway 1.0 mile N of McCloud River RR crossing, near Mount Shasta 1219 Comment
  RSA202366  Parnassia fimbriata J. M. Tucker, L. K. Mann, S. L. Holloway 1963-8-18 3745 Siskiyou Upper Canyon Creek ca. 1/2 mile NE of the Marble Valley Guard Station, Marble Mountain Wilderness Area. 1921 Comment
  UC1408936  Parnassia fimbriata Frederick W. Oettinger 1968-9-4 699 Siskiyou High Lake Basins in vicinity of English Peak (Salmon Mountains, Marble Mountain Wilderness Area, Abbott's Lake); Salmon Mountains, Marble Mountain Wilderness Area, Abbott's 1722 Comment
  CAS-BOT-BC259743  Paspalum distichum Edward Lee 1934-8-10 1019 Siskiyou S bank of Klamath River between McKinney and Parkhouse creeks. Near Hamburg 609 Comment
  JEPS45939  Pastinaca sativa Rimo Bacigalupi and L. R. Heckard 1966-6-19 9182 Siskiyou along W Lake St 1 block w Mt. Shasta Blvd. (in town of Mt. Shasta); town of Mt. Shasta 1091 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
  CHSC1834  Pedicularis attollens V. Holt 1932-7-10 Siskiyou Mt. Eddy. 1828 Comment
  HSC4828  Pedicularis attollens J. O. Sawyer 1968-7-23 588 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  UC886594  Pedicularis bracteosa var. flavida John Thomas Howell 1939-8-3 15010 Siskiyou Spirit Lake; Marble Mountains Comment
  HSC59898  Pedicularis contorta D. L. Goforth 1979-7-19 252 Siskiyou Trinity Alps Wilderness Area, Caribou Lakes Basin, NW of upper lake 2134 Comment
  RSA211121  Pedicularis contorta William J. Ferlatte 1966-8-17 397 Siskiyou Caribou Basin; Trinity Alps. 1982 Comment
  HSC62292  Pedicularis racemosa Ruby Van Deventer Aug 1957 Siskiyou Youngs Valley. 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
  UC221507  Pedicularis racemosa H. E. Brown Jul 1 1897-Jul 15 1897 488 Siskiyou n side of Mount Shasta 1524 Comment
  HSC86526  Pedicularis racemosa D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  POM210647  Pedicularis racemosa Louis C. Wheeler 1934-6-12 2702 Siskiyou Hungry Creek, Siskiyou Mts. (Mt Diablo Meridian) 1280 Comment
  RSA749256  Pedicularis racemosa var. racemosa K. M. Meyer, A. Townesmith 2007-7-31 181 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy 97. 1607 Comment
  UC711825  Pedicularis semibarbata Roxana S. Ferris and Laura Lorraine 1941-8-11 10504 Siskiyou slopes above Medicine Lake; Shasta National Forest Comment
  RSA686812  Pellaea brachyptera L. L. Kiefer 1963-8-9 721 Siskiyou West of town of Mount Shasta, county road off road to Castle Lake, between Wagon and Deer Creek bridges 1220 Comment
  UC775207  Pellaea brachyptera W. H. Wagner Jr. 1949-4-26 4608 Siskiyou Memorial Hwy (dirt road) from Shasta Springs to Sand Flats (w side of base of Mt Shasta); Mt Shasta Comment
  UCSB51237  Pellaea brachyptera Almanza, Ed 1976-7-13 Siskiyou McBride campground, Mt. Shasta 1493 Comment
  UC922431  Pellaea breweri Annie M. Alexander and Louise Kellogg 1949-7-24 5861 Siskiyou trail to Bear Lake Paradise Lake; Marble Mts 1920 Comment
  JEPS84174  Pellaea breweri L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6423 Siskiyou ca. 5 mi. n. town of Seiad Valley (cirque at head of Hell's Canyon, e. slope Kangaroo Mt.); Kangaroo Mt. 1828 Comment
  JEPS7207  Penstemon anguineus Geo. D. Butler 428 Siskiyou on trail beyond Whiskey Camp; Independence Creek, beyond Whiskey Camp Comment
  UC1586979  Penstemon anguineus Juha Pykala and D. H. Norris 1987-6-26 2116 Siskiyou 0-3 km below Bear Lake (above Bear Creek, sw slopes); Marble Mountain Wilderness area Comment
  UC164291  Penstemon anguineus Geo. D. Butler 1908-8-6 428 Siskiyou Independence Creek , Whiskey Camp (Whiskey Camp) Comment
  CDA41886  Penstemon anguineus T. C. Fuller 1974-9-24 20029 Siskiyou Above Reeves Ranch Spring, south slope of the Siskiyou Mountains. 0 Comment
  RSA331964  Penstemon anguineus Walter Wisura, Dave Kelly 1985-7-30 4073 Siskiyou Along forestry road 47N63 near Siskiyou Summit, N of Horse Creek on Hwy 96. Comment
  HSC69368  Penstemon cinicola J. O. Sawyer, J. Cole 1980-7-20 3809 Siskiyou E side of Grouse Hill 2122 Comment
  HSC75654  Penstemon cinicola J. O. Sawyer, R. J. Cole 1980-7-21 3710 Siskiyou W end of Medicine Lake Comment
  UC1629928 Image available Penstemon cinicola Juha Pykala and D. H. Norris 1987-7-8 2423 Siskiyou s and w sides of lake, between lake and road Little Medicine Lake 2040 Comment
  RSA105343  Penstemon davidsonii subsp. davidsonii G. D. Barbe 1955-8-1 324 Siskiyou Summit of Mt Bolivar. Scott Mtns. 2470 Comment
  CHSC102575  Penstemon davidsonii var. davidsonii L. P. Janeway 2009-8-3 9887 Siskiyou High Cascade Range. Mt. Shasta, east-northeast slope 2.6 air km southwest of Brewer Creek Trailhead; about 0.3 km south of Brewer Creek. 2680 Comment
  CHSC1859  Penstemon davidsonii var. davidsonii K. Jaekel 1939-7-8 Siskiyou Panther Meadows, Mt. Shasta. 2316 Comment
  RSA78951  Penstemon davidsonii var. davidsonii E. K. Balls, Percy C. Everett 1952-10-12 18178 Siskiyou 3.6 mi W of boundary of Lava Beds Nat'l Monument, road from Indian Well Ranger Station to Tenant. 1372 Comment
  UC618698  Penstemon davidsonii var. davidsonii W. Bridge Cooke 1938-8-18 11493 Siskiyou Horse Camp slopes Mount Shasta 2438 Comment
  HSC22163  Penstemon deustus J. O. Sawyer 1969-7-2 1014 Siskiyou Slope above Big Blue Lake 2256 Comment
  SBBG82196  Penstemon deustus M. Roantree, B. Bonning 1983-5-28 Siskiyou NW of Callahan on St Hwy 3, near mile marker 10.00 Comment
  UC598541  Penstemon deustus John Bright 1936-5-5 13309 Siskiyou on rocky slopes near Hornbrook Comment
  RSA285578  Penstemon deustus subsp. deustus D. C. Michener 1980-8-2 3764 Siskiyou Klamath Mtns. Along CA 96 along the Klamath River between Swillup and Coon Creeks,ca 17 miles S of Happy Camp. 305 Comment
  POM237613  Penstemon deustus subsp. deustus C. Leo Hitchcock, J. S. Martin 1939-7-7 5293 Siskiyou North side of Sanger Peak. 1646 Comment
  RSA309613  Penstemon deustus subsp. deustus Walter Wisura 1983-9-16 3938 Siskiyou 5.9 mi W of western boundary of Lava Beds Nat'l Mon., along road to Tennant. Comment
  JEPS26524  Penstemon deustus var. suffrutescens Lauramay T. Dempster 1961-7-2 1862 Siskiyou s.w. Etna (ridge w. of Salmon Mt. Summit) 1828 Comment
  SD104854  Penstemon filiformis Darley F. Howe 1979-6-25 5197 Siskiyou Somes Bar Comment
  JEPS11272  Penstemon gracilentus W. L. Jepson 1940-6-23 20014 Siskiyou 2 mi se of Andesite (n of Mt. Shasta) 975 Comment
  NY600746  Penstemon gracilentus D. D. Keck 1927-8-17 306 Siskiyou Horse Camp, south side of Mt. Shasta. Timberline. 2468.9 Comment
  UC60948  Penstemon gracilentus Geo. B. Grant September 1902 5132 Siskiyou Horse Camp , Horse Camp (Mount Shasta) 2438 Comment
  HSC20972  Penstemon humilis subsp. humilis R. C. Wunner 1965-6-10 143 Siskiyou Lava Beds National Monument, Caldwell Butte above Caldwell Minor 1463 Comment
  RSA17740  Penstemon humilis var. humilis Elmer I. Applegate 1935-6-2 9268 Siskiyou Indian Wells; Lava Beds Nat'l Monument Comment
  NY1012498  Penstemon laetus subsp. sagittatus M. D. Strickler 1994-6-28 94-/ 30 -22 Siskiyou Shasta National Forest. 6.4 miles up the Everitt Memorial Highway from Mount Shasta, California Comment
  NY604503  Penstemon laetus var. leptosepalus K. A. Vincent 1987-8-12 4509 Siskiyou Sierra Nevada, Big Bear Flat; along north side of CA 89 just east of Dead Horse Summit, ca. 5.4 miles southeast of Bartle. 1249.7 Comment
  JEPS11380  Penstemon laetus var. sagittatus W. L. Jepson 1940-6-23 20026 Siskiyou Andesite Sta. n of Mt. Shasta, Andesite Sta. 975 Comment
  UC1034026  Penstemon laetus var. sagittatus Francis W. Pennell 1940-7-19 26193 Siskiyou southwestern slope Mount Shasta; sw slope of Mount Shasta 1676 Comment
  NY604568  Penstemon laetus var. sagittatus N. H. Holmgren 1980-7-1 9448 Siskiyou U.S. Highway 97, 8.7 km (5.4 miles) northeast of Weed. 1100 Comment
  UCD69102  Penstemon laetus var. sagittatus D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-11 s.n. Siskiyou Siskiyou: Mount Shasta-Shasta Peak. J. Everitt Memorial Highway. White fir forests (Castanopsio sempervirentis-Abietetum lowianae Rivas-Martinez and Sanchez-Mata 1997). 1520 Comment
  RSA211463  Penstemon newberryi William J. Ferlatte 1966-7-7 194 Siskiyou Caribou Basin. Trinity Alps. 1982 Comment
  SBBG30585  Penstemon newberryi D. Myrick 1968-6-27 2035 Siskiyou just above Carter's Ranch, 5 mi S of Big Flat 1676 Comment
  UCD124305  Penstemon newberryi Dean William Taylor 1972-7-3 s.n. Siskiyou near Little Duck Lake. Comment
  HSC4838  Penstemon newberryi subsp. berryi J. O. Sawyer 1968-7-22 538 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC614  Penstemon newberryi subsp. berryi William J. Ferlatte 1966-7-7 194 Siskiyou Caribou Basin 1982 Comment
  HSC29293  Penstemon newberryi subsp. berryi Frederick W. Oettinger, R. F. Thorne 1969-8-5 1219 Siskiyou Marble Mtn. Wilderness Area, N side of Crapo View Gap along English Lake trail Comment
  RSA101647  Penstemon newberryi subsp. newberryi Lilla Leach 1934-6-26 4872 Siskiyou Poker Flat. Comment
  HSC69343  Penstemon newberryi var. berryi Maralyn A. Renner 1980-9-9 2762 Siskiyou Medicine Mtn., ridge to SW 2058 Comment
  HSC76947  Penstemon parvulus K. T. Stillman 1976-7-15 264 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  HSC76959  Penstemon procerus K. T. Stillman 1976-7-15 268 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  LA209561  Penstemon procerus Wm. Bridge Cooke; 1939-7-7 13605 Siskiyou Mount Shasta, near lower end of the Wagon Camp area 1706 Comment
  POM259368  Penstemon procerus subsp. brachyanthus J. T. Howell 1939-8-8 15184 Siskiyou Marble Mountains: Black Mountain. Comment
  POM43010  Penstemon procerus subsp. brachyanthus Geo. D. Butler 1910-7-10 1739 Siskiyou Upper Campbell Lake, Skackleford Creek. 1372 Comment
  RSA183710  Penstemon procerus subsp. brachyanthus Gilbert Muth 1965-8-8 195 Siskiyou Upper meadows, Marble Valley, Marble Mtns. Comment
  HSC665  Penstemon procerus var. brachyanthus William J. Ferlatte 1967-7-9 681 Siskiyou Kidd Creek Trail 1829 Comment
  NY638947  Penstemon procerus var. brachyanthus F. W. Pennell 1940-7-17 26180 Siskiyou Above Ruffy Lake, Salmon Mountains, west of Etna 1981.2 Comment
  JEPS11568  Penstemon procerus var. formosus Annie M. Alexander and Louise Kellogg 1911-8-14 327 Siskiyou Mt. Eddy 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
  HSC43858  Penstemon roezlii Maralyn O'Meara 1974-5-25 368 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  CAS-BOT-BC239431  Penstemon rydbergii var. oreocharis Peter Rubtzoff 1978-6-26 9218 Siskiyou Southeast margin of Grass Lake near Hwy 97 Comment
  CHSC88386  Penstemon rydbergii var. oreocharis Jenny Marr 1993-7-1 145 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC618811  Penstemon speciosus W. Bridge Cooke 1938-6-24 11095 Siskiyou near MacBride Springs; Mount Shasta Comment
  SEINET11154191  Perideridia gairdneri subsp. borealis G. D. Butler 1910-8-7 1822 Siskiyou Humbug Mountain. 1219 Comment
  JEPS12401  Perideridia gairdneri subsp. gairdneri Willis L. Jepson July, 1894 14220 Siskiyou Sisson Mt. Shasta (base of mt.) Comment
  RSA14390  Perideridia howellii Elmer I. Applegate 1923-8-21 3915 Siskiyou Willow Creek, south of Lower Klamath Marsh Comment
  UC1390011  Perideridia leptocarpa T. I. Chuang, I. Fukuda, and A. Weston 1963-7-7 5882 Siskiyou 2.7 mi n Callahan (on road to Etna) Comment
  HSC76863  Perideridia oregana K. T. Stillman 1976-9-9 480 Siskiyou Marble Mountain Wilderness Area. Big Rock Camp- Elk Valley Trail 1921 Comment
  RSA237647  Perideridia parishii subsp. latifolia Frederick W. Oettinger 1967-8-20 286 Siskiyou Just below Tom Taylor Cabin spring and in bordering wet meadows. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2050 Comment
  SEINET3924776  Persicaria hydropiper Louis C. Wheeler 1934-9-20 3287 Siskiyou Lumgrey Creek.; 0 671 Comment
  SD76662  Persicaria maculosa Helen V. Witham none given Siskiyou At bridge to Indian Scotty Campground, Scott River Comment
  CAS-BOT-BC419264  Persicaria maculosa Elmer I. Applegate 1923-9-6 3977 Siskiyou Klamath River, mouth of Doggett Creek Comment
  UC165414  Petasites frigidus var. palmatus Geo. D. Butler 1909-4-11 627 Siskiyou Shasta Springs Comment
  POM40311  Petasites palmatus Geo D. Butler 1909-4-11 627 Siskiyou Shasta Springs. Comment
  UC1442839  Phacelia cookei W. B. and V. G. Cooke 1968-7-1 39233 Siskiyou Andesite Rd near Jct. with U.S. 97 (n base of mt.); Mt. Shasta 1524 Comment
  HSC65663  Phacelia egena J. P. Smith, Steve Selva 1970-6-15 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  RSA715801  Phacelia heterophylla subsp. virgata L. Ahart, John Dittes 2005-6-9 12026 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. 775 Comment
  RSA789606  Phacelia heterophylla subsp. virgata R. W. Spjut, Paul Burchstead 2008-6-10 16337 Siskiyou Cascade Mountains. Just north of Mt. Shasta City along old highway west of I-5. 1158 Comment
  UC1069355  Phacelia linearis M. H. Mitchell 1936-5-14 19 Siskiyou Capt. Jack's Stronghold Modoc Lava Beds Natl Monument, Dorris Quadrangle 1554 Comment
  RSA74837  Phacelia linearis F. W. Peirson 1923-7-19 3818 Siskiyou 20 miles north of Bray. Comment
  JEPS55975  Phacelia mutabilis John Thomas Howell 1939-8-9 15233 Siskiyou ridge s Marble Valley; Marble Mts. Comment
  UC642571  Phacelia mutabilis W. Bridge Cooke 1939-7-7 13633 Siskiyou along Wagon Camp-Horse Camp Trail Mount Shasta Comment
  RSA238762  Phacelia mutabilis Frederick W. Oettinger 1969-8-13 1354 Siskiyou On the trail heading up to English Peak L.O. The Salmon Mountains; the High Lake Basins in the vicinity of English Peak. Marble Mountains Wilderness Area. 2172 Comment
  UC1950197  Phacelia pringlei Barbara Ertter with Julie Kierstead and Jim Nelson 1990-7-15 9371 Siskiyou ca 1 mi E of Toad Lake at head of Middle Fk Sacramento River, ca 8 airmiles W of Mt Shasta City Comment
  HSC13730  Phacelia pringlei Lincoln Constance, H. L. Mason 1950-7-15 3358 Siskiyou West shoulder of Scott Mtn. above road-summit 1829 Comment
  UC1950202  Phacelia pringlei Barbara Ertter 1990-7-14 9338 Siskiyou Wagon Creek on E side of Mt Eddy, ca 4 airmiles W of Mt. Shasta City; several forks join before steep drop Comment
  CHSC93535  Phacelia ramosissima var. ramosissima Lowell Ahart; John Dittes 2005-6-10 12084 Siskiyou Under a juniper tree, about 50 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  CAS-BOT-BC265817  Phalaris arundinacea Calvin McMillan; Malcom A. Nobs 1949-6-17 802 Siskiyou Grass Lake, Highway 97 Comment
  UC329950  Philadelphus lewisii unknown 1889-6-26 Siskiyou Edgwood Comment
  RSA0097436  Philadelphus lewisii Edwin Kline 1920-6-19 s.n. Siskiyou Siskiyou Mts. Comment
  NY186333  Philadelphus platyphyllus H. E. Brown 1897-7-1 562 Siskiyou South side of Mount Shasta 1524.0 Comment
  HSC4773  Phleum pratense William J. Ferlatte 1966-8-16 372 Siskiyou Big Flat, between campground and S Fork of the Salmon River. 1524 Comment
  HSC4819  Phlox diffusa J. O. Sawyer 1968-9-9 667 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  RSA120681  Phlox diffusa subsp. diffusa S. S. Tillett 1956-7-9 630 Siskiyou Scott Mtn, Siskiyou Trinity County line, 8 miles SE of Callahan. 2073 Comment
  CDA40286  Phlox gracilis T. C. Fuller 1970-5-27 19586 Siskiyou Interstate 5, truck inspection station, Dunsmuir Grade, 4 miles north of Dunsmuir. 0 Comment
  CAS-BOT-BC232826  Phlox hirsuta R. C. Barneby 1954-5-16 11528 Siskiyou 6 miles SW of Yreka Comment
  UC164140  Phlox hoodii subsp. canescens Geo. D. Butler 1909-5-15 738 Siskiyou Klamath Hills Klamath Comment
  HSC81763  Phlox speciosa subsp. occidentalis Thomas W. Nelson, Jane P. Nelson 1980-7-20 6170 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  JEPS69987  Phlox speciosa subsp. occidentalis Geo. D. Butler 1909-4-13 650 Siskiyou near Yreka Comment
  UC880539  Phlox speciosa subsp. occidentalis A. A. Heller 1915-7-16 12092 Siskiyou n side Mt. Eddy 1524 Comment
  SFV1505  Phoenicaulis cheiranthoides D. Parker 1958-4-13 629 Siskiyou Near Callahan. 957 Comment
  RSA604461  Phoradendron libocedri Louis C. Wheeler 1959-7-21 7586 Siskiyou Salmon Mountains: Dry Gulch Mine off Crawford Creek off South Fork Salmon River. 1220 Comment
  CAS-BOT-BC250993  Phragmites australis Louis C. Wheeler 1934-10-21 3335 Siskiyou Shasta Valley 4 miles E Grenada 868 Comment
  CAS-BOT-BC56496  Phyllodoce empetriformis Douglas Barbe 1955-7-26 286 Siskiyou on the north slope of Scott Mtn. 1981 Comment
  CAS-BOT-BC56497  Phyllodoce empetriformis A. A. Heller 1915-8-26 12227 Siskiyou Heather meadow near the head of Wagon creek canyon, Mt. Eddy 2590 Comment
  CAS-BOT-BC56506  Phyllodoce empetriformis W. B. C. 1938-7-21 11291 Siskiyou Panther Creek Meadow 2286 Comment
  CAS-BOT-BC56507  Phyllodoce empetriformis Lewis S. Rose 1925-8-3 s.n. Siskiyou Mt. Shasta Comment
  CHSC96441  Phyllodoce empetriformis Gordon Leppig; T. LaBanca, L. Arguello 1997-6-27 496 Siskiyou Klamath National Forest. Russian Wilderness, Little Duck Lake Fen. In cirque west of Little Duck Lake. UTM Zone 10 NAD 1927, 503813E, 4572466N. 2200 Comment
  HSC19153  Phyllodoce empetriformis J. O. Sawyer 1969-7-2 995 Siskiyou Shore of Paynes Lake 1982 Comment
  LA41245  Phyllodoce empetriformis Lincoln Ellison; 1928-9-13 501 Siskiyou Mount Shasta, W side, by spring 2499 Comment
  POM131811  Phyllodoce empetriformis E. B. Copeland 1902-8-18 3899 Siskiyou Mt. Eddy 2591 Comment
  UC1121050  Phyllodoce empetriformis H. A. Jensen 1933-10-5 361 Siskiyou Shasta National Forest, slope of Shastina Shastina; Shasta National Forest, Shastina 2590 Comment
  UC1190116  Phyllodoce empetriformis Ira L. Wiggins 1955-7-27 13543 Siskiyou Salmon-Trinity Alps Primitive Area, Caribou Lake Caribou Lake; Salmon-Trinity Alps Primitive Area, Caribou Lake 2042 Comment
  UCD117722  Phyllodoce empetriformis K. F. Mawdsley 1996-7-9 12 a Siskiyou California, Siskiyou County. Russian Wilderness in Klamath NF. Along Little Duck Lake. 2036 Comment
  UCR219537  Phyllodoce empetriformis R. F. Thorne, Frederick W. Oettinger 1969-8-4 63364 Siskiyou Salmon Mountains, Klamath National Forest, Marble Mountain Wilderness Area, vicinity of English Peak 2098 Comment
  CAS-BOT-BC60764  Physaria occidentalis K. T. Stillman 1976-7-7 172 Siskiyou Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC60761  Physaria occidentalis Gilbert Muth 1965-8-12 s.n. Siskiyou Behind Black Mountain. Comment
  CAS-BOT-BC210239  Physaria occidentalis subsp. occidentalis Dana York 2011-8-12 3040 Siskiyou Marble Mountain Wilderness. Klamath National Forest, Marble Mountain 2075 Comment
  CAS-BOT-BC140602  Physocarpus capitatus Doris K. Kildale 1929-7-20 8551 Siskiyou Trail to Preston Peak along South Fork Indian Creek 2133 Comment
  CAS-BOT-BC73475  Picea breweriana Arthur Menzies 1961-7-1 s.n. Siskiyou Klamath National Forest - Copper Butte near Cook & Green Pass, north of Seiad Valley. Comment
  NY29981  Picea breweriana J. T. Howell 1937-7-24 13413 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC78168  Picea breweriana W. R. Dudley 1899-7-6 s.n. Siskiyou South slope Siskiyou near Big Meadow Comment
  SEINET10925345  Picea breweriana D. V. Hemphill 1968-10-27 Hemphill s.n. Siskiyou Chimney Rock Lake, Klamath National Forest. Forks of Salmon Quadrangle. T41N, R12W, S30. 1890 Comment
  CAS-BOT-BC78402  Pinus balfouriana Gilbert J. Muth 1969-8-10 1355 Siskiyou Ridge west of Boulder Peak 2225 Comment
  CAS-BOT-BC78411  Pinus balfouriana J. M. Tucker; L. K. Mann; S. L. Holloway 1963-8-18 3769 Siskiyou southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area 2133 Comment
  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
  CAS-BOT-BC78410  Pinus balfouriana W. R. Dudley 1901-8-22 s.n. Siskiyou Foxtail Ridge Comment
  HSC32544  Pinus contorta var. murrayana Steven Lagos 1974-5-26 81 Siskiyou Little Duck Lake and the ridge above it, Bulk Collection # 57 2073 Comment
  CAS-BOT-BC78718  Pinus jeffreyi A. A. Heller 1915-8-26 12252 Siskiyou Metcalf's [ranch] Ranch at the foot of Mt. Eddy 1188 Comment
  POM126999  Pinus jeffreyi A. A. Heller 1915-8-26 12252 Siskiyou Metcalf s Ranch at the foot of Mt. Eddy. 1189 Comment
  CAS-BOT-BC73092  Pinus lambertiana A. A. Heller 1915-8-26 12253 Siskiyou Metcalf's ranch at the foot of Mt. Eddy. 1188 Comment
  CAS-BOT-BC73098  Pinus lambertiana Doris K. Kildale 1929-4-27 7496 Siskiyou Cecilville 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-BC78780  Pinus lambertiana J. H. Thomas 1954-5-13 4135 Siskiyou Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville; Vicinity of Blind Horse Creek 1066 Comment
  HSC29678  Pinus monticola Frederick W. Oettinger 1968-9-2 671 Siskiyou Marble Mtn. Wilderness Area, E of inlet to Upper English Lake 1829 Comment
  HSC69371  Pinus monticola J. O. Sawyer, J. Cole 1980-7-19 3673 Siskiyou N and W of Little Mt. Hoffman 1982 Comment
  UC618741  Pinus ponderosa unknown 1938-9-2 11597 Siskiyou Sisson Southern Trail Mount Shasta (Transition zone forest and chaparral belts around mountain) 1524 Comment
  UCD133279  Pinus ponderosa Beecher Crampton 1960-2-1 5474 Siskiyou 5 miles SW of Macdoel. Along State Hwy. 97. Comment
  JEPS25766  Piperia elongata Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7471 Siskiyou about 5 mi s Clear Creek (or 4 mi n of Swillup Creek, along road-bank on State Hwy 96, along Klamath River); Klamath River 292 Comment
  CAS-BOT-BC231008  Plagiobothrys hispidulus A. A. Heller 1922-7-15 13712 Siskiyou Meadow at Medicine Lake 2133 Comment
  SBBG106810  Plagiobothrys nothofulvus K. L. Chambers, C. G. Carlbom 1962-4-21 2104 Siskiyou Hwy 99, 5.6 mi S of the center of Yreka Comment
  POM182433  Plagiobothrys tenellus Geo. D. Butler 1910-5-6 1295 Siskiyou Yreka. Comment
  HSC32019  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-2 348 Siskiyou Trailhead to Morgan Meadows, E slope of Mt. Eddy, W of Shasta City Comment
  HSC61294  Platanthera sparsiflora Ruby Van Deventer 1960-7-14 Siskiyou Flint Valley Comment
  HSC68356  Plectritis macrocera J. P. Smith 1973-5-5 6502 Siskiyou Along Cook and Green Pass Rd. Comment
  RSA484227  Poa M. B. Dunkle 1945-1 9325 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  UCD90284  Poa annua A. A. Beetle; G. L. Stebbins Jr. 1942-6-1 3443 Siskiyou Near Happy Camp. Bank of Klamath River near habitations. Comment
  UCD90541  Poa bolanderi Francia Chisaki; Helen Sharsmith 1959-8-20 4733 Siskiyou on Carrigher's Summit. Divide between Scott River and East Fork Salmon River. 1981 Comment
  CAS-BOT-BC254995  Poa bulbosa Morris Halperin 1930-5-17 303 Siskiyou Yreka 800 Comment
  CDA2381  Poa bulbosa T. C. Fuller 1958-6-19 1829 Siskiyou Railroad yard, Montague. 0 Comment
  SEINET7075525 Image available Poa bulbosa A. G. Vestal 1955-5-16 s.n. Siskiyou About 6.2 miles northwest of Weed. 41? deg. 28' 27" North Latitude, -122? deg. 28' 53" West Longitude. UTM Zone 10, 543291mE, 4591309mN. (NAD 27). [Coordinate Datum: WGS84/NAD83]. Comment
  CHSC61584  Poa compressa L. P. Janeway 1983-8-26 599 Siskiyou Siskiyou Mountains; at Poker Flat, front edge of upper part of a meadow. 1524 Comment
  JEPS125993  Poa compressa D. W. Taylor 1996-7-27 15867 Siskiyou Klamath National Forest; Grass Lake, about 15 air miles NE of Weed. Comment
  HSC31053  Poa cusickii subsp. epilis Frederick W. Oettinger 1967-8-17 274 Siskiyou High Lakes Basins in Marble Mountain Wilderness Area, Crapo Peak Ridge. 2195 Comment
  HSC58891  Poa pratensis Marvin Butler 1971-7-21 193 Siskiyou Near Bell Echo Camp, close to town of Cave Junction. 1433 Comment
  HSC92144  Poa pratensis Jennifer Whipple 1976-7-2 1245 Siskiyou Near Durney Lake. 2073 Comment
  CAS-BOT-BC247526  Poa pringlei Elmer I. Applegate 1923-8-18 3861 Siskiyou Top of Redshale Mountain, Medicine Lake region Comment
  JEPS25572  Poa pringlei Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7197 Siskiyou near head of ski lift above Mt Shasta Ski Bowl Lodge; Mt Shasta 2834 Comment
  JEPS33849  Poa pringlei Gilbert Muth 1966-7-31 473 Siskiyou n side Black Mt; Marble Mt Wilderness Area 2042 Comment
  JEPS82285  Poa pringlei Roger Raiche 1983-8-13 30593 Siskiyou summit area Mt Eddy 2743 Comment
  CDA32653  Poa sandbergii G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2651 Siskiyou Schoolhouse Hill, summit of Gazelle/Callahan Road, 11.3 km east of Callahan. Comment
  RSA578034  Poa secunda L. C. Wheeler 1935-5-18 3498 Siskiyou Siskiyou Mountains; Yreka Creek (Mt. Diablo Mer.) 854 Comment
  UCD148981  Poa secunda subsp. juncifolia G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-4-28 2587 Siskiyou between Old Highway 99 and railroad at Truttman Lane, 2.3 km south of Grenada. 800 Comment
  CAS-BOT-BC243231  Poa secunda subsp. secunda A. A. Heller 1920-6-29 13402 Siskiyou Near Wagon Creek falls, E side of Mount Eddy Comment
  CAS-BOT-BC243233  Poa secunda subsp. secunda A. A. Heller 1919-6-25 13266 Siskiyou Compton's prairie, N base of Mount Eddy 1158 Comment
  CAS-BOT-BC482452  Poa secunda subsp. secunda Dana York 2011-8-13 3062 Siskiyou Marble Mountain Wilderness, Klamath National Forest, slopes of Black Marble Mountain 2110 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
  UC197103  Poa secunda subsp. secunda Geo. D. Butler 1910-7-12 1749 Siskiyou Shackleford Creek 1219 Comment
  CHSC118265  Poa secunda subsp. secunda R. E. Brainerd; N. Otting 2013-7-12 2184 Siskiyou Klamath Mountains. Marble Mountain Wilderness Area. South side of Upper Wright Lake. 2255 Comment
  CHSC4279  Poa trivialis D. Parker 1965-7-24 904 Siskiyou Cabin Meadow Creek, tributary of E Fork of Scott River. Comment
  HSC92030  Poa wheeleri Jennifer Whipple 1976-7-2 1274 Siskiyou Ridge west of Dobkins Lake 2317 Comment
  SEINET250671  Poaceae Cindy Roche, Robert Korfhage 2005-7-12 Siskiyou Road 1055 milepost 3.3 Cook and Green Road. 1036 Comment
  JEPS121612  Podagrostis thurberiana Kendra Sikes 2011-9-13 Siskiyou Bogbean Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain. Gently sloping wet meadow, W aspect, over gabbro. China Mountain quadrangle. CLB_1 #B Comment
  JEPS69915  Polemonium californicum W. L. Jepson 1907-7-5 2827 Siskiyou Marble Mt. Comment
  RSA126050  Polemonium californicum I. L. Wiggins 1955-7-29 13573 Siskiyou North-facing slope between Caribou Lake and Pass to Thompson Creek. 1957 Comment
  CAS-BOT-BC232873  Polemonium carneum Thos. Howell 1888-5-1 s.n. Siskiyou Hornbrook Comment
  CAS-BOT-BC232899  Polemonium carneum Geo. D. Butler 1909-4-28 737 Siskiyou McAdams Creek Comment
  CHSC71309  Polemonium micranthum Vernon H. Oswald; Lowell Ahart 1998-6-11 9218 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Rd. and Hwy. 97 ca. 5 mi north of Macdoel. 1295 Comment
  HSC19284  Polemonium pulcherrimum J. O. Sawyer 1969-6-12 877 Siskiyou Ridge SE of Eaton Lake 2226 Comment
  NY337078  Polemonium tricolor H. P. Chandler 06 1901 1671 Siskiyou Marble Mountain 2438.4 Comment
  UCD115149  Polyctenium fremontii Wm. E. Moon 1958-5-29 s.n. Siskiyou State Highway 97, southwest of Hebron summit. 1524 Comment
  CAS-BOT-BC170341  Polygala cornuta var. cornuta Wm. Bridge Cooke 1938-7-22 11324 Siskiyou Sisson Southern Trail - Mount Shasta 1371 Comment
  CAS-BOT-BC170343  Polygala cornuta var. cornuta Marion Ownbey; Fred G. Meyer 1940-7-3 2164 Siskiyou 7 miles northwest of McCloud Comment
  JEPS43020  Polygala cornuta var. cornuta W. L. Jepson July, 1894 13574 Siskiyou Sisson Comment
  UC484058  Polygala cornuta var. cornuta Carl B. Wolf 1930-10-22 1756 Siskiyou along Pacific Highway 3 mi n Mt. Shasta City 1219 Comment
  UC1408823  Polygonum bistortoides Frederick W. Oettinger 1968-8-8 446 Siskiyou slope dropping down to Upper English Lake (near trail Y to English Peak, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 2164 Comment
  UC850076  Polygonum convolvulus L. E. Smith July 1915 Siskiyou Sisson Comment
  RSA200040  Polygonum cuspidatum T. C. Fuller 1968-8-1 17452 Siskiyou NE corner of Siskiyou Ave and Interstate 5 freeqay, commonly naturalized on roadsides and in yard along Siskiyou Ave, N limits of Dunsmuir, Siskiyou County Comment
  JEPS24802  Polygonum douglasii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6811 Siskiyou about 3 mi nw Weed (head of valley); Shasta Valley 975 Comment
  JEPS49633  Polygonum douglasii subsp. douglasii Louis C. Wheeler 1935-7-26 3700 Siskiyou Jaynes Canyon Siskiyou Mts. 1950 Comment
  UC1034056  Polygonum douglasii subsp. douglasii W. Bridge Cooke 1941-9-5 16266 Siskiyou MacBride Springs Mt. Shasta Comment
  UC1191243  Polygonum douglasii subsp. douglasii Herbert L. Mason 1948-7-17 13598 Siskiyou Eastern Grass Lake Comment
  JEPS105049  Polygonum douglasii subsp. johnstonii Dean W. Taylor 1996-7-11 15787 Siskiyou Scott Mountains; ridge dividing West Fork Parks Creek drainage from Willow Creek drainage (about 15 air miles west of Weed & 3 air miles west of Stewart Springs); Shasta-Trinity National Forest 1828 Comment
  JEPS93857  Polygonum douglasii subsp. majus Vernon H. Oswald and Lowell Ahart 1998-6-11 9187 Siskiyou ne of Weed (2.2 mi ne of Lake Shastina-Big Springs Road, Shasta National Forest plantation on the w side of Highway 97); Shasta National Forest, Highway 97 1066 Comment
  CHSC71597  Polygonum douglasii subsp. spergulariiforme Vernon H. Oswald; Lowell Ahart 1998-8-3 9405 Siskiyou Junction of Gazelle-Callahan Rd. and USFS 41N03 11.5 mi west of Gazelle. 1524 Comment
  HSC62288  Polygonum minimum Ruby Van Deventer 1962-8-15 Siskiyou Youngs Valley 1067 Comment
  RSA142622  Polygonum shastense P. A. Munz 1960-8-22 24182 Siskiyou Panther Meadows, Mount Shasta 2530 Comment
  SBBG21888  Polygonum shastense D. Myrick 1964-7-25 968 Siskiyou Panther Meadows below Ski Bowl Lodge, Mt Shasta 2346 Comment
  SDSU9667  Polygonum shastense D. F. Howe 1962-8-6 3409 Siskiyou Mt. Shasta, Shasta National Forest. 2438 Comment
  UC61690  Polygonum shastense Geo. B. Grant Sept. 1902 5089 Siskiyou Horse Camp Mount Shasta 2438 Comment
  SD76188  Polygonum shastense Helen V. Witham 1969-10-9 602 Siskiyou on scree, Mt. Shasta 2400 Comment
  POM103319  Polygonum spergulariiforme Geo. D. Butler 1909-5-25 719 Siskiyou Dry hill, Yreka Comment
  SEINET4335277  Polygonum spergulariiforme G. D. Butler 1910-6-20 1593 Siskiyou Yreka Comment
  CAS-BOT-BC237390  Polypogon monspeliensis Dorothy Parker 1948-7-28 74 Siskiyou Scott Valley 853 Comment
  RSA693318  Polystichum imbricans B. C. Templeton 1957-6-22 s.n. Siskiyou Near the summit of Scott Mt. Comment
  CAS-BOT-BC76730  Polystichum imbricans subsp. imbricans J. H. Thomas; H. A. Thomas 1954-7-27 4557 Siskiyou Salmon - Trinity Mts. - about 6 miles SE of Cecilville, along south Fork of Salmon River. 914 Comment
  HSC30491  Polystichum imbricans subsp. imbricans Frederick W. Oettinger 1969-8-25 1554 Siskiyou Salmon Mtns., Little N Fork stream crossing along trail from end of the logging rd. to the Devil's Canyon trail 1220 Comment
  CAS-BOT-BC72389  Polystichum lemmonii John Thomas Howell 1937-7-29 13668 Siskiyou North side of Scott Mt. Comment
  CHSC99998  Polystichum lemmonii L. P. Janeway 2008-7-25 9495 Siskiyou Klamath Ranges. Siskiyou Mountains; rock wall at head of Hello Canyon, 0.6 air km east of Kangaroo Mountain. 1817 Comment
  HSC79122  Polystichum lemmonii C. J. Thomas 1983-10-1 80 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  RSA602827  Polystichum lemmonii L. C. Wheeler 1958-8-20 7411 Siskiyou Siskiyou Mountains. Red Butte, southeast side. 1737 Comment
  SJSU6076  Polystichum lemmonii R. W. Trivelpiece 1971-8-10 65 Siskiyou Rock Fence Lake c. 1 mi E of Kangaroo Lake on Kangaroo Creek S of East Fork Scott River between Gazelle and Callahan 1920 Comment
  UCD136528  Polystichum lonchitis John M. Tucker 1963-8-19 3772 Siskiyou Headwaters of Canyon Creek, Marble Mountain Wilderness Area. 1950 Comment
  SJSU6266  Polystichum munitum R. W. Trivelpiece 1971-8-23 75 Siskiyou W side of Scott River c. 6 mi SW of Scott Bar, Marble Mts. 914 Comment
  CAS-BOT-BC72500  Polystichum scopulinum W. R. Maxon 1939-7-26 13744 Siskiyou above Panther Creek Meadows 2743 Comment
  CAS-BOT-BC72512  Polystichum scopulinum Louis C. Wheeler 1934-8-6 3059 Siskiyou Klamath National Forest, Rock Gulch 1828 Comment
  CDA42711  Polystichum scopulinum T. C. Fuller, D. H. Shaw 1974-9-24 20042 Siskiyou Summit of the Siskiyou Mountains above Pacific Crest Trail, summit of the Siskiyou Mountains, east of White Mountain. 0 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-BC102763  Populus tremuloides W. B. C. 1938-8-23 11577 Siskiyou Top of the Shastina Lava Park on the north side of Shastina 2438 Comment
  CAS-BOT-BC102769  Populus tremuloides Alice Eastwood 1921-7-25 10854 Siskiyou [Bigelows] Bigelow, [Mc Cloud] McCloud River Comment
  CAS-BOT-BC102773  Populus tremuloides W. B. C. 1938-8-23 11577 Siskiyou Top of the Shastina Lava Park on the north side of Shastina 2438 Comment
  CAS-BOT-BC102761  Populus tremuloides W. B. C. 1938-8-25 11586 Siskiyou Along Pilgrim Creek, forest along Pilgrim Creek east of Widow Spring 1371 Comment
  CAS-BOT-BC102771  Populus tremuloides W. R. Dudley 1899-8-11 s.n. Siskiyou near Butte Summit Comment
  UC164391  Populus trichocarpa Geo. D. Butler 1910-4-16 1177 Siskiyou Yreka Creek Comment
  SEINET10460781  Porterella carnosula A. Arthur Heller 1940-7-23 Heller 15758 Siskiyou Grass Lake on U.S. Highway 97 1561 Comment
  POM172664  Potamogeton foliosus Geo D. Butler 1910-8-21 1851 Siskiyou Shasta River. Comment
  SEINET3156887  Potentilla blasckeana G. D. Butler 1910-5-28 1419 Siskiyou Shasta Valley Comment
  RSA215633  Potentilla breweri var. breweri Gilbert Muth 1969-8-8 1275 Siskiyou Boreal meadow, Boulder Peak ridge in subalpine forest. 2287 Comment
  UC1560740 Image available Potentilla cristae W. J. Ferlatte 1988-8-10 2117 Siskiyou ridge e Cory Peak; China Mt. se Quad., ridge e of Cory Peak 2286 Comment
  UC1409357  Potentilla flabellifolia Frederick W. Oettinger 1969-7-13 1009 Siskiyou wet meadow s Upper English Lake (High Lake Basins in the vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1950 Comment
  UCD113749  Potentilla flabellifolia Dean William Taylor 1972-7-4 1616 Siskiyou Near Little Duck Lake. 1981 Comment
  CAS-BOT-BC158537  Potentilla millefolia Alice Eastwood; John Thomas Howell 1936-6-13 2752 Siskiyou 6 miles n. of Weed Comment
  CHSC71501  Poteridium annuum Vernon H. Oswald; Lowell Ahart 1998-7-21 9344 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
  JEPS74495  Primula suffrutescens W. J. Ferlatte 1966-8-5 354 Siskiyou Caribou Mtn.; Trinity Alps, Caribou Mtn. 2468 Comment
  UC702909  Primula suffrutescens Lester Rowntree 1937-7-25 Siskiyou Caribou Lakes Comment
  CAS-BOT-BC516382  Prosartes hookeri Geo. D. Butler 1908-8-24 93 Siskiyou Eldridges Corral, Russian Creek Comment
  CAS-BOT-BC158208  Prunus emarginata John Thomas Howell 1937-7-25 13449 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC158224  Prunus emarginata D. E. Breedlove 1962-7-14 3925 Siskiyou On steep slope on ridge between Liebel Peak and Piute Peak, 12.4 miles southwest of Bodfish-Havilah Road; Piute Mountains 2164 Comment
  CAS-BOT-BC158230  Prunus emarginata Geo. D. Butler 1908-8-26 537 Siskiyou Upper Camp, East side Saltum Mt. Comment
  HSC23589  Prunus emarginata J. O. Sawyer 1969-9-12 2006 Siskiyou Hanging valley N of Wildcat Peak 2012 Comment
  HSC67782  Prunus emarginata J. O. Sawyer, J. Cole 1980-7-21 3849 Siskiyou N of FS Rd. 44N01 near intersection with road to Lava Camp. 1677 Comment
  JEPS44943  Prunus emarginata W. L. Jepson 1894-8-9 13835 Siskiyou Shasta Springs Comment
  RSA593947  Prunus emarginata Louis C. Wheeler 1963-9-3 8335 Siskiyou Siskiyou Mountains. Cyclone Gap chrome mine. Comment
  CAS-BOT-BC151232  Prunus virginiana var. demissa Gilbert Muth 1966-7-17 411 Siskiyou Marble, south of camp, Marble Mts. 1792 Comment
  CAS-BOT-BC151246  Prunus virginiana var. demissa Carl B. Wolf 1927-8-27 1111 Siskiyou On the Klamath River, Happy Camp Comment
  RSA15596  Prunus virginiana var. demissa Carl B. Wolf 1927-8-27 1111 Siskiyou On the Klamath River, Happy Camp. Comment
  UC1128441  Prunus virginiana var. demissa M. H. Mitchell 1936-5-19 Siskiyou 1 1/4 mi W of Coldwell Butte 1371 Comment
  UC52251  Prunus virginiana var. demissa W. T. Mooney May 1903 Siskiyou Yreka Comment
  UCD33539  Prunus virginiana var. demissa Beecher Crampton 1969-6-19 8473 Siskiyou Siskiyou County, 1 mile north of Edgewood, along the Shasta River. Comment
  HSC43366  Pseudognaphalium stramineum N. G. Sugihara 1977-5-28 86 Siskiyou Burned hillside, 0.3 mi. toward Sawyer's Bar from Hwy. 96 S of Somes Bar Comment
  CAS-BOT-BC239819  Pseudoroegneria spicata Elmer I. Applegate 1935-6-5 9317 Siskiyou Capt. Jack's Stronghold, Lava Beds National Monument Comment
  SEINET10960001  Pseudoroegneria spicata Edwin B. Copel 1903-7-4 Copeland 3542 Siskiyou The Pacific Coast. Klamathon. Small tufts on very arid hills. Comment
  RSA13869  Pseudoroegneria spicata subsp. spicata L. C. Wheeler 1934-6-29 2831 Siskiyou Soda Creek, Sterling Mt., Siskiyou Mts. 1067 Comment
  UC203951  Pseudoroegneria spicata subsp. spicata Geo. D. Butler 1909-6-27 848 Siskiyou Klamath River Comment
  CAS-BOT-BC94427  Pseudostellaria jamesiana R. C. Wenk 2005-7-16 257 Siskiyou Trinity Alps, South Fork of the Salmon River. South end of Big Flat Meadow 1499 Comment
  JEPS121604  Pseudostellaria jamesiana Danielle Roach 2011-8-25 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys. Fen / wet meadow on ultramafic soil. Mount Eddy quadrangle. Comment
  CAS-BOT-BC80171  Pseudotsuga menziesii Doris K. Kildale 1928-8-18 6431 Siskiyou North Fork Salmon River at Finley Camp Comment
  CAS-BOT-BC80174  Pseudotsuga menziesii Doris K. Kildale 1929-4-27 7559 Siskiyou Cecilville Comment
  RSA24182  Pseudotsuga menziesii C. B. Wolf 1940-12-11 9795 Siskiyou Siskiyou County: Siskiyou Mts, 8 miles above oak Knoll ranger station on road to dry lake lookout. 1524 Comment
  HSC69268  Pseudotsuga menziesii var. menziesii John Palmer 1980-7-23 576 Siskiyou Past Elbow Springs at end of USFS Rd. 15N19 1220 Comment
  LA6344  Pseudotsuga menziesii var. menziesii W. B. C.; 1939-7-26 13788 Siskiyou Mount Shasta, along the Sisson Southern Trail 1371 Comment
  NY63871  Pseudotsuga menziesii var. menziesii M. F. Denton 1973-6-30 2969 Siskiyou Klamath National Forest: Young's Valley, ca. 5 miles south of Sanger Lake, on trail up El Capitan 1432.6 Comment
  NY63884  Pseudotsuga menziesii var. menziesii D. B. Dunn 1973-6-3 20650 Siskiyou Vicinity of the campground on the Salmon River, 8.3 miles west of Cecilville Comment
  UC566809  Pteryxia terebinthina var. californica Frank W. Peirson 1923-7-19 3951 Siskiyou Whitney Cr.foot of Mt Shasta Comment
  UCR13736  Purshia tridentata N. R. Zabriskie, W. W. Zabriskie 1971-7-23 411 Siskiyou Hwy 89 just east of McCloud, southeast of Mt. Shasta Comment
  SD104903  Purshia tridentata Darley Howe 1979-6-26 Siskiyou Military Pass Rd, 3 mi. SE of Ca. Hwy 97, near Granada Comment
  HSC19589  Purshia tridentata var. tridentata D. M. Thomson 1965-6-11 76 Siskiyou Lava Beds National Monument, Tichnor Rd. 1.0 mi. from Medicine Lake Rd. Comment
  CAS-BOT-BC466285  Pyrola asarifolia R. F. Thorne 1969-8-23 63338 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in teh vicinity of English Peak; trail to upper English Lake along Salmon River 1159 Comment
  RSA0080536  Pyrola crypta Frederick W. Oettinger 1968-8-7 439 Siskiyou Just north of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  HSC67673  Pyrola minor John Palmer 1980-7-24 594 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  HSC19194  Pyrola picta J. O. Sawyer 1968-9-28 747 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  UC722480  Pyrola picta C. L. Hitchcock, J. S. Martin 1939-7-8 5301 Siskiyou 15 mi n of Happy Camp (on Happy Camp-Takilma Highway); Happy Camp-Takilma Highway 914 Comment
  CAS-BOT-BC466144  Pyrola picta W. R. Dudley 1899-8-22 s.n. Siskiyou Craggy Peak in Shasta Fir Belt Comment
  JEPS81784  Pyrrocoma racemosa var. pinetorum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6868 Siskiyou about 3 mi n (below) Scott Mtn. road summit (on road to Callahan) 1219 Comment
  CAS-BOT-BC362388  Pyrrocoma racemosa var. racemosa A. A. Heller 1917-9-7 12980 Siskiyou Shasta Valley five miles south of Gazelle 914 Comment
  UCD47005  Quercus X morehus Frank T. Callahan II 1984-11-17 s.n. Siskiyou California, Siskiyou County: Anderson Grade Summit, north facing slope, east of I-5. 990 Comment
  JEPS24012  Quercus garryana Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6873 Siskiyou 2 mi w State Hwy 96 jct with U.S. Hwy 99 (at mouth of Shasta River) (at bridge over Ash Creek); Canyon of the Klamath River, Ash Creek 563 Comment
  UC705928  Quercus garryana var. breweri Marion Ownbey, Fred G. Meyer 1940-7-8 2229 Siskiyou 21 mi n Happy Camp; Summit of Siskiyou Mountains Comment
  UCD14457  Quercus garryana var. breweri Dean W. Taylor 1972-7-1 1565 Siskiyou California, Siskiyou Co.; 0.5 mi. east of Cook and Green Pass; T 47N, R 11W, Sect. 8, NE quarter of NE quarter; 1371 Comment
  RSA476805  Quercus garryana var. garryana Bonnie C. Templeton 1957-6-21 s.n. Siskiyou N of Callahan Comment
  RSA293148  Quercus kelloggii J. P. Smith, Steve Selva 1970-7-17 4431 Siskiyou Along Klamath River. Comment
  RSA47667  Quercus kelloggii Roxana S. Ferris, Laura Lorraine 1948-6-12 11861 Siskiyou 2.6 miles below summit of Gazelle Mountain Grade, east side. 1418 Comment
  HSC69243  Quercus sadleriana Maralyn A. Renner 1980-9-1 2700 Siskiyou S side of Devil's Punchbowl 1829 Comment
  HSC87769  Quercus sadleriana S. L. Holloway 1963-10-12 77 Siskiyou Marble Mountain Wilderness Area, junction of Red Rock Valley trail and Canyon Creek trail. 1341 Comment
  LA205354  Quercus sadleriana Elizabeth Epling; 1939-7-6 5221 Siskiyou on Takilma-Happy Camp road 1676 Comment
  RSA573407  Quercus sadleriana Louis C. Wheeler 1934-8-6 3048 Siskiyou Jaynes Canyon, Siskiyou Mountains. 1860 Comment
  SBBG115705  Quercus sadleriana G. J. Muth, J. M. Tucker 1972-8-8 1796 Siskiyou Elk Pk, Scott Bar Quad 1828 Comment
  UC163743  Quercus sadleriana Geo. D. Butler 1908-8-4 234 Siskiyou West Fork of Woolly Creek Comment
  UCD47233  Quercus sadleriana Rimo Bacigalupi; L. Constance, J. P. Tracy, R. Moran, R. L. Rodriguez 1951-6-16 3454 A Siskiyou About 1.5 miles below and southeast of saddle at summit of Takilma-Happy Camp Road, Siskiyou County. Comment
  UCD47258  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
  CAS-BOT-BC104628  Quercus vacciniifolia John Thomas Howell 1937-6-26 13522 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC98342  Quercus vacciniifolia William J. Ferlatte 1967-7-8 671 Siskiyou Along Yellow Rose Mine trail 1829 Comment
  UC1483520  Quercus vacciniifolia John Palmer 1980-7-24 671 Siskiyou Dillon Divide Klamath National Forest, Dillon Mtn. Quad. 1706 Comment
  CAS-BOT-BC379472  Ranunculus alismifolius Dorothy Parker 1946-6-12 136 -A Siskiyou marshy soil along the edges of Middle Boulder Lake 488 Comment
  UC922382  Ranunculus eschscholtzii var. suksdorfii Annie M. Alexander and Louise Kellogg 1949-7-22 5847 Siskiyou trail to Kings Castle Marble Mountains, Paradise Lake 1920 Comment
  JEPS60678  Ranunculus flammula Geo. D. Butler 1908-8-3 350 Siskiyou Log Lake Shackelford Creek Comment
  UC165297  Ranunculus glaberrimus Geo. D. Butler 1910-3-24 1141 Siskiyou Shasta Rim; near mouth Comment
  HSC597  Ranunculus orthorhynchus var. orthorhynchus William J. Ferlatte 1966-6-22 106 Siskiyou 3 mi. S of Big Flat 1585 Comment
  UC54285  Ranunculus orthorhynchus var. orthorhynchus H. M. Hall and E. B. Babcock June, 1903 4066 Siskiyou Sisson Sierra Nevada Mountains, Mount Shasta (meadows around) 1066 Comment
  UCR37835  Ranunculus uncinatus L. P. Janeway 1983-8-6 486 Siskiyou At Poker Flat, a meadow in a fir forest. Dry E side of meadow, near edge 1524 Comment
  UC870845  Rhamnus californica A. A. Heller 1916-7-22 12490 Siskiyou e side Mt. Eddy Comment
  UC1211981  Rhamnus crocea Victor A. Zullo 1962-2-12 Siskiyou between Etna and Callahan (s side of Horseshoe Gulch, a side canyon of McConaughy Gulch, on the e side of Scott Valley); Scott Valley, Horseshoe Gulch, McConaughy Gulch Comment
  RSA7703  Rhamnus ilicifolia Carl B. Wolf 1927-8-26 1031 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  RSA7808  Rhamnus purshiana Doris K. Kildale 1928-8-20 6634 Siskiyou Trail betw English Lake and Finleys upper Camp trail to Marble Mt. Comment
  HSC76755  Rhodiola integrifolia subsp. integrifolia K. T. Stillman 1976-7-21 272 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  HSC36223  Rhododendron columbianum John Rehling 1974-8-24 44 Siskiyou S end of Little Duck Lake Comment
  HSC4878  Rhododendron columbianum J. O. Sawyer 1968-6-25 289 Siskiyou NE of N Horse Range Lake 2012 Comment
  HSC67174  Rhododendron columbianum J. P. Smith, Steve Selva 1970-7-17 4459 Siskiyou Below Kangaroo Lake. 1890 Comment
  UCD13285  Rhododendron columbianum K. F. Mawdsley 1996-7-10 16 Siskiyou California, Siskiyou County. Castle Lake. 1698 Comment
  UC141199  Rhododendron occidentale A. A. Heller 1905-6-1 7948 Siskiyou Upper Soda Spring Comment
  CAS-BOT-BC92538  Ribes binominatum John Thomas Howell 1939-8-3 14958 Siskiyou Spirit Lake Marble Mountains. 1828 Comment
  RSA29916  Ribes binominatum Louis C. Wheeler 1934-7-3 2854 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. (Mt. Diablo Mer.) 1677 Comment
  HSC69495  Ribes cereum J. O. Sawyer, J. Cole 1980-7-19 3687 Siskiyou Near FS Rd. 45N05, center of section 1890 Comment
  UC165921  Ribes lobbii Geo. D. Butler 1910-7-14 1782 Siskiyou Shackelford Creek Comment
  CAS-BOT-BC212490  Ribes marshallii Doris K. Kildale 1928-8-20 6605 Siskiyou Lily Pad Lake nera Hancock Lookout Trail to Marble Mt. 1981 Comment
  HSC32249  Ribes nevadense J. O. Sawyer 1970-6-17 2208 Siskiyou On trail to South Sugar Lake 1829 Comment
  JEPS105033 Image available Ribes nevadense Dean W. Taylor 1996-7-11 15784 Siskiyou Scott Mountains; West Fork Parks Creek (about 15 air miles west of Weed & 1 air mile west of Stewart Springs); Shasta Trinity National Forests 1328 Comment
  SEINET3151815  Ribes nevadense G. D. Butler 1910-7-12 1759 Siskiyou Shackleford Creek 1372 Comment
  JEPS86133  Ribes roezlii Wayne Roderick 1956-2 Siskiyou Castle Lake 1676 Comment
  UC909349  Ribes roezlii Ira L. Wiggins 1950-5-28 12374 Siskiyou about 1.5 mi from Carmen Lake (small bog on side of ridge above Grouse Creek) 1584 Comment
Read comments
Jan 29 2013
  CAS-BOT-BC200002  Ribes roezlii var. cruentum Doris K. Kildale 1928-7-1 5317 Siskiyou Forks of Salmon, Salmon River 152 Comment
  HSC29451  Ribes roezlii var. cruentum Frederick W. Oettinger 1969-9-5 1686 Siskiyou Marble Mtn. Wilderness Area, next basin E of Salamander Pond, Abbotts Lake region 1768 Comment
  HSC65648  Ribes roezlii var. cruentum J. P. Smith 1976-5-5 8700 Siskiyou Road between Forks of Salmon and Somes Bar 366 Comment
  SBBG27523  Ribes roezlii var. cruentum L. C. Wheeler 1934-6-28 2815 Siskiyou Little Soda Crk, Sterling Mtn 1066 Comment
  CAS-BOT-BC186288  Ribes roezlii var. roezlii A. A. Heller 1915-7-15 12078 Siskiyou Mt. Eddy 2072 Comment
  HSC33961  Ribes sanguineum J. P. Smith 1974-5-25 7445 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  UC1408853  Ribes sanguineum Frederick W. Oettinger and R. F. Thorne 1969-8-7 1280 Siskiyou se English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  JEPS43488  Ribes velutinum W. L. Jepson 1940-6-23 19986 Siskiyou e Grenada and Mayten (e side of Little Shasta Valley); Little Shasta Valley 883 Comment
  SFV18060  Ribes velutinum J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Siskiyou 2 km north of Lava Beds National Monument near Tule Lake Sump. 1220 Comment
  RSA0019711  Ribes velutinum Elmer I. Applegate 1898-5-15 2126 Siskiyou Klamath River. Between Shovel Creek and Fall Creek. 793 Comment
  CAS-BOT-BC168797  Ribes viscosissimum H. A. Thomas; J. H. Thomas 1954-7-24 4488 Siskiyou Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville, Salmon - Trinity Mts. 1981 Comment
  RSA0020921  Ribes viscosissimum Gilbert Muth 1966-7-17 380 Siskiyou Along trail to Marble Mountain Lookout, Marble Mountains. 1814 Comment
  RSA716050  Rigiopappus leptocladus L. Ahart, John Dittes 2005-6-10 12086 Siskiyou North of the rock fence, about 200 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  UCSC000807  Rigiopappus leptocladus Unknown 1889-6-27 s.n. Siskiyou Edgewood Comment
  RSA29463  Rorippa columbiae J. William Thompson 1936-7-8 13148 Siskiyou Lava slopes of Lava Beds Nat l Monument. Comment
  CAS-BOT-BC74658  Rorippa curvisiliqua John Thomas Howell 1939-8-5 15064 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  RSA237225  Rorippa curvisiliqua Frederick W. Oettinger 1969-8-18 1416 Siskiyou West side of Horse Lake Range. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1820 Comment
  CHSC33835  Rorippa curvisiliqua var. occidentalis R. E. Preston 1981-5-2 59 Siskiyou On bank of Camp Creek at confluence with Irongate Reservoir; ca. 32 km ne of Yreka. 702 Comment
  NY345435  Rosa brownii H. E. Brown 1897-6-1 349 Siskiyou Near Mt. Shasta Comment
  CAS-BOT-BC146737  Rosa gymnocarpa Gilbert Muth 1966-7-29 466 Siskiyou Marble Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC146741  Rosa gymnocarpa A. A. Heller 1905-6-5 s.n. Siskiyou Between Shasta Retreat and Shasta Springs Comment
  CAS-BOT-BC146743  Rosa gymnocarpa Alice Eastwood 1912-7-23 1321 Siskiyou Dunsmuir Comment
  HSC19384  Rosa gymnocarpa J. O. Sawyer 1968-7-10 487 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  HSC61512  Rosa gymnocarpa Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  UC725330  Rosa pisocarpa A. A. Heller 1915-7-18 12112 Siskiyou Metcalf's ranch Mt. Eddy (ne base of mt.) 1188 Comment
  RSA96941  Rosa pisocarpa subsp. pisocarpa Percy C. Everett, E. K. Balls 1954-10-10 20265 Siskiyou n. end of Castle Lake SW from town of Mt. Shasta. 1585 Comment
  SBBG27224  Rubus glaucifolius L. C. Wheeler 1934-8-31 3233 Siskiyou Bear Crk off W fork Beaver Crk 1767 Comment
  HSC48288  Rubus lasiococcus J. O. Sawyer, K. Stillman 1978-7-6 3297 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  JEPS82720  Rubus lasiococcus Wayne Roderick 1983-7-10 Siskiyou Doe Flat (next to Del Norte County) 1143 Comment
  HSC36723  Rubus parviflorus Brent Whitely 1975-6-28 74 Siskiyou 915 Comment
  CHSC36165  Rubus ursinus K. Bridwell 1978-4-14 88 Siskiyou Along Klamath River, ca. 4 mi s of Hornbrook. 670 Comment
  CAS-BOT-BC363168  Rudbeckia californica Julie Kierstead Nelson; Rhonda Posey; Ross Olson 2007-8-1 2007 -020 Siskiyou The Eddys, west of Mt. Shasta. Seep adjacent to unnamed tributary to Middle Fork of upper Sacramento River, along Forest Service Rd. 40N64 ca. 1/2 mile N of Middle Fork crossing 1693 Comment
  UC829536  Rudbeckia klamathensis Alice Eastwood 1912-8-30 2047 Siskiyou Mt. Eddy Comment
  JEPS11911  Rudbeckia klamathensis Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-12 4789 Siskiyou 4 mi below summit of road and Del Norte - Siskiyou Co. line (along Happy Camp-Takilma road, upper reaches of Indian Creek Canyon, nw corner Siskiyou County); Indian Creek Canyon 1005 Comment
  CDA2879  Rumex acetosella F. D. Horn 1977-6-8 Siskiyou Near Weed. 0 Comment
  HSC33984  Rumex acetosella J. P. Smith 1974-5-25 7473 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  JEPS39939  Rumex occidentalis W. L. Jepson 1914-8-13 5799 Siskiyou Marshes at Sisson Sisson 1097 Comment
  RSA611388  Sagina apetala L. C. Wheeler 1934-6-2 2606 Siskiyou Klamath River at Cherry Flat; Siskiyou Mts. 518 Comment
  RSA237784  Sagina decumbens subsp. occidentalis Frederick W. Oettinger 1969-4-19 1467 Siskiyou Near Abbots. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  RSA759838  Salix Robert F. Thorne 1969-8-2 63399 -b Siskiyou Klamath National Forest, Salmon Mountains: Marble Mtn Wilderness, along trail to English Peak. 1159 Comment
  CAS-BOT-BC102799  Salix bebbiana Elmer I. Applegate s.n. Siskiyou Willow Creek, near Dome Mountain, south of Lower Klamath Lake 1219 Comment
  CAS-BOT-BC102816  Salix boothii John Thomas Howell 1939-8-7 15132 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  HSC28671  Salix eastwoodiae Frederick W. Oettinger 1968-9-3 689 Siskiyou Marble Mtn. Wilderness Area, near Horse's Hole, Horse Range Lake Basin 1829 Comment
  POM106926  Salix exigua Geo. D. Butler 1910-5-14 1339 Siskiyou Yreka Creek. Comment
  JEPS38487  Salix laevigata Geo. D. Butler 1908-7-7 151 Siskiyou Butler Ranch near Yreka Comment
  UC1608336  Salix laevigata J. Kierstead 1991-5-8 90 -57 Siskiyou on McCloud R. Lakin Dam; Shasta-Trinity Nat'l Forests, McCloud Ranger Dist. 1097 Comment
  CAS-BOT-BC125458  Salix lasiandra var. lasiandra C. Hart Merriam 1907-9-26 s.n. Siskiyou Klamath Hot Springs, Shovel Creek Comment
  CAS-BOT-BC125460  Salix lasiandra var. lasiandra John Thomas Howell 1939-8-9 15206 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC125470  Salix lasiandra var. lasiandra A. A. Heller 1915-7-18 12129 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1371 Comment
  SD1001  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 423 Siskiyou Northeast side of Mount Eddy, about 16 km northwest of Shasta City, edge of stream above Metcalf ranch house 1349 Comment
  CAS-BOT-BC107062  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-21 469 Siskiyou North side of Mount Eddy, about 21 km. northwest of Shasta City 1650 Comment
  CAS-BOT-BC107072  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 422 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1500 Comment
  POM362720  Salix lasiolepis H. P. Bracelin 1931-6-19 411 Siskiyou NE side of Mt Eddy. About 16 km NW of Shasta City. Above Metcalf ranch house. 1425 Comment
  UC375228  Salix lasiolepis Geo. D. Butler 1910-3-21 1135 Siskiyou Yreka Creek Comment
  CAS-BOT-BC128305  Salix lasiolepis var. lasiolepis Marian L. Campbell 1921-7-26 s.n. Siskiyou Castle Crags Comment
  SBBG57914  Salix lemmonii Mrs. H. P. Bracelin 1931-6-19 415 Siskiyou ca. 16 km NW of Shasta City, on edge of stream above Metcalf ranch house; NE side of Mount Eddy 1455 Comment
  UC481735  Salix lemmonii Mrs. H. P. Bracelin 1931-6-21 467 Siskiyou ca. 21 km. n.w. Shasta City (n. side Mt. Eddy, 180 m. below Dobkin's Lake); Mt. Eddy 1770 Comment
  CAS-BOT-BC126159  Salix scouleriana L. E. Smith 1914-3-17 575 Siskiyou Sisson Comment
  CAS-BOT-BC129026  Salix scouleriana Elmer I. Applegate 1923-9-7 3962 Siskiyou Dry Lake Ranger Station, near hed of Dogget Creek, south slope of the Siskiyou Mountains Comment
  HSC19449  Salix scouleriana J. O. Sawyer 1969-8-4 1814 Siskiyou Above Sugar Lake 2134 Comment
  POM219901  Salix scouleriana H. P. Bracelin 1931-6-20 446 Siskiyou E side of Mount Eddy. About 17 km NW of Shasta City. Wagon Creek Canyon. About 1 km up from Metcalf ranch house. 1170 Comment
  RSA238030  Salix scouleriana Frederick W. Oettinger 1968-9-4 696 Siskiyou W shore line, Abbotts Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness. 1723 Comment
  RSA238269  Salix scouleriana Frederick W. Oettinger 1969-8-22 1487 Siskiyou Between Pierce's Draw and Horse Range Lake lower meadow. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Mable Mtn Wilderness. 1829 Comment
  SD878  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou East side of Mount Eddy, about 17 km northwest of Shasta City, above stream in Wagon Creek Canyon, about 1 km up from Metcalf Ranch House 1170 Comment
  UC481713  Salix scouleriana Mrs. H. P. Bracelin 1931-6-20 446 Siskiyou ca. 17 km. n.w. Shasta City (above stream in Wagon Creek Canyon, ca. 1 km. up from Metcalf ranch house, e. side of Mt. Eddy); Mt. Eddy Comment
  RSA15593A  Salix sitchensis Carl B. Wolf 1907-8-27 1117 Siskiyou On the Klamath River. Happy Camp. Comment
  SEINET3152975  Salvia carnosa L. S. Rose 1940-6-14 40586 -A Siskiyou Lava Beds National Monument 1219 Comment
  CAS-BOT-BC220807  Salvia dorrii var. dorrii Elmer I. Applegate 1935-6-5 2343 Siskiyou Capt. Jack's Ice Cave, Lava Beds National Monument Comment
  HSC14352  Salvia dorrii var. incana R. C. Wunner 1965-7-9 357 Siskiyou Lava Beds National Monument, Black Crater Trail, 25 yds. from Hardin Butte trail jct. Comment
  RSA200635  Salvia pratensis C. S. Giebner 1968-7-29 s.n. Siskiyou E. H. Marlow prop., Greenhorn Valley, ca. 2 mi. W of Yreka. Comment
  JEPS62778  Salvia sonomensis W. L. Jepson 1894-8-4 14946 Siskiyou Niels Camp Niels Camp, Mt. Shasta (trail to snow-line); Mt. Shasta Comment
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Aug 10 2008
  CDA5770  Salvia virgata C. S. Giebner 1968-7-29 Siskiyou E.H. Marlow property, Greenhorn Valley, ca. 2 miles west of Yreka Comment
  UCD125656  Salvia virgata C. S. Giebner 1968-7-29 s.n. Siskiyou E. H. Marlow property, Greenhorn Valley, around 2 miles west of Yreka. Comment
  CAS-BOT-BC236481  Sambucus racemosa subsp. racemosa Doris K. Kildale 1928-8-19 6500 Siskiyou English Lake, head of north fork of Salmon River Comment
  CAS-BOT-BC236483  Sambucus racemosa subsp. racemosa Annetta Carter 1939-8-21 1479 Siskiyou Southeast end of Taylor Lake, 12 miles southwest of Etna, Salmon Mountains 2042 Comment
  UC618780  Sambucus racemosa var. microbotrys W. Bridge Cooke 1938-9-8 11674 Siskiyou Red Butte Mount Shasta (s side) Comment
  HSC22467  Sambucus racemosa var. racemosa J. O. Sawyer 1969-7-18 1369 Siskiyou Above S Russian Creek. 2012 Comment
  UCD137279  Sambucus racemosa var. racemosa J. P. Smith; Steve Selva 1970-6-16 4066 Siskiyou 8 miles west of Etna on road to Sawyers Bar. 1371 Comment
  RSA78810  Sanicula graveolens P. A. Munz 1952-7-2 17884 Siskiyou Road to Baldy Mt., northwest of Happy Camp, Siskiyou Mts. 1494 Comment
  UC106097  Sanicula graveolens Thos. Howell 1889-4-16 1364 Siskiyou Pacific Coast, Hornbrook Hornbrook; Pacific Coast, Hornbrook Comment
  SD264751  Sanicula tuberosa Tracey G. Call, Viola Call 1964-6-20 2275 Siskiyou Siskiyou-Trinity County line: surrounding Scott Mt. campground. 1676 Comment
  UC1251651  Sanicula tuberosa Tracey and Viola Call 1964-6-26 2296 Siskiyou area surrounding Scott Mountain Campground Scott Mountain Campground 1676 Comment
  UCR246736  Saussurea americana T. C. Fuller, D. H. Shaw 1974-9-24 20045 Siskiyou Headwaters of Horse Creek, southwest slope of White mountain, Siskiyou Mountains 794 Comment
  JEPS47488  Saxifraga odontoloma Geo. D. Butler 1908-8-8 222 Siskiyou Marble Valley Camp 1676 Comment
  CAS-BOT-BC445872  Saxifragopsis fragarioides John Thomas Howell 1939-8-3 14990 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC283652  Schedonorus pratensis John Thomas Howell 1939-8-9 15200 Siskiyou Sky High Valley, Marble Mountains 1828 Comment
  CHSC106274  Schoenoplectus americanus Lowell Ahart; John Dittes 2010-7-30 16968 Siskiyou About 10 yards south of the Shasta River, about 50 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  JEPS63801  Scirpus acutus var. occidentalis B. C. Goldsmith 1916-8-21 16 Siskiyou Gazelle Shasta Valley, Gazelle Comment
  UC184694  Scirpus maritimus Geo. D. Butler 1910-8-21 1847 Siskiyou Shasta Valley Comment
  UC163835  Scutellaria antirrhinoides Geo. D. Butler 1910-7-9 1690 Siskiyou Shackleford Creek 1219 Comment
  UC195216  Scutellaria antirrhinoides Annie M. Alexander and Louise Kellogg 1911-6-13 119 Siskiyou 6 mi nw of Callahan Comment
  CHSC118104  Sedum kiersteadiae Peter Zika; Barbara Wilson 2011-7-31 25677 Siskiyou 0.9 mile by roadd east of summit on Highway 3 at Scott Mountain; UTM zone 10, 525847 east, 4568011 north +- 30 feet. 1547 Comment
  UC1736760  Sedum laxum subsp. flavidum Dean W. Taylor 1996-6-28 15756 B Siskiyou Antelope Mountain (about 8 air miles south of Yreka) 1798 Comment
  HSC26116  Sedum obtusatum subsp. retusum J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5683 Siskiyou E slope of Kangaroo Mtn. above Toehead Lake. 1890 Comment
  HSC50569  Sedum obtusatum subsp. retusum G. L. Clifton, Griswold 1979-7-26 10145 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2105 Comment
  HSC77061  Sedum obtusatum subsp. retusum K. T. Stillman 1976-8-7 192 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  HSC19541  Sedum obtusatum subsp. retusum J. O. Sawyer 1969-7-1 978 Siskiyou SE slope above Paynes Lake Creek 1921 Comment
  CAS-BOT-BC503091  Sedum oregonense Doris K. Kildale 1929-7-20 8585 Siskiyou Southeast spur, Preston Peak 1950 Comment
  CAS-BOT-BC63901  Sedum spathulifolium Alice Eastwood 1923-5-20 11859 Siskiyou Shasta Springs Comment
  UC144331  Sedum spathulifolium A. A. Heller 1905-6-1 7932 Siskiyou between Dunsmuir and Upper Soda Spring; between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC59064  Sedum spathulifolium D. M. Traugh 1933-8-10 25 Siskiyou Klamath National Forest 1889 Comment
  HSC64818  Sedum spathulifolium var. spathulifolium J. P. Smith 1976-5-5 8688 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  JEPS83985  Sedum stenopetalum L. R. Heckard with J. Hickman, S. D'Alcamo 1986-7-17 6485 Siskiyou w ridge Copper Butte (e of Cook and Green Pass); w ridge Copper Butte, e of Cook and Green Pass 1554 Comment
  POM25601  Selaginella densa var. scopulorum E. B. Copeland 1903-10-9 273 Siskiyou Mt. Eddy 1524 Comment
Read comments
Jan 23 2011
  CAS-BOT-BC496374  Selaginella scopulorum Louis C. Wheeler 1934-8-3 3036 Siskiyou Big Rock, Dog Fork, Middlehell Creek, Siskiyou Mountains 2090 Comment
  UCD135525  Senecio aronicoides R. Tofsrud; J. M. Tucker 1948-8-2 1763 Siskiyou Panther Meadows, south slope of Mt. Shasta. 2407 Comment
  RSA0013319  Senecio aronicoides Albert M. Vollmer, L. Beane 1951-5-31 s.n. Siskiyou Scott Mountain Comment
  CAS-BOT-BC364047  Senecio integerrimus var. major H. A. Thomas; J. H. Thomas 1954-7-25 4525 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  HSC22202  Senecio integerrimus var. major J. O. Sawyer 1968-7-9 417 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  RSA0125067  Senecio integerrimus var. ochroleucus George D. Butler 1910-5-1 1263 Siskiyou Huckberry Mountain. 1219 Comment
  CAS-BOT-BC364441  Senecio triangularis Doris K. Kildale 1929-8-24 9040 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  CAS-BOT-BC364443  Senecio triangularis Doris K. Kildale 1928-8-19 6547 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  HSC61996  Senecio triangularis Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  HSC62000  Senecio triangularis Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  HSC69084  Senecio triangularis Maralyn A. Renner 1980-8-4 2217 Siskiyou Flint Valley 1390 Comment
  JEPS37600  Senecio triangularis Geo. D. Butler 1908-8-9 340 Siskiyou Marble Valley 1676 Comment
  POM198619  Setaria viridis Geo D. Butler 1910-7-29 1796 Siskiyou Yreka Comment
  RSA448556  Sidalcea M. B. Dunkle 1945-07 9249 Siskiyou Klamath National Forest; Marble Mts. Comment
  SEINET11971662  Sidalcea glaucescens M. Ownbey, Meyer, F. G. 1940-1 2227 Siskiyou summit of Siskiyou Mountains, 21 mi N of Happy Camp Comment
  POM84653  Sidalcea malviflora subsp. asprella Geo. D. Butler 1910-5-26 1408 Siskiyou Yreka Comment
  RSA88001  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1952-6-30 19642 Siskiyou 11 miles north of happy Camp on road to Waldo. Comment
  UC108898  Sidalcea oregana subsp. spicata T. S. Brandegee July 1887 Siskiyou Sissons Comment
  UC220521  Sidalcea oregana subsp. spicata H. E. Brown June 1-10, 1897 337 Siskiyou near Sisson; near Sisson 1083 Comment
  SEINET3143357  Sidalcea oregana subsp. spicata G. D. Butler 1910-7-16 1728 Siskiyou Oro Frisco [can not read location] Comment
  CDA24093  Silene antirrhina Vernon H. Oswald & Lowell Ahart 1998-6-11 9180 Siskiyou Shasta National Forest plantation on the west side of Hwy. 97 2.2 miles northeast of Lake Shastina-Big Springs Rd., northeast of Weed. Comment
  UC705650  Silene campanulata Marion Ownbey, D. H. Brown 1941-6-24 2430 Siskiyou ne Yreka (near top of Black Mountain); , ne of Yreka Comment
  HSC99733  Silene campanulata subsp. greenei G. L. Clifton, Grisswold 1979-6-28 6111 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  JEPS87358  Silene douglasii W. L. Jepson 1940-6-23 20027 Siskiyou n Mt. Shasta (Andesite station); n of Mt. Shasta, Andesite station 975 Comment
  RSA790241  Silene douglasii Rebecca Wenk 2005-7-15 222 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, going N along ridge towards Preacher s Peak. 2134 Comment
  CAS-BOT-BC227478  Silene grayi Dana York 2011-8-12 3051 Siskiyou Marble Mountain Wilderness. Klamath National Forest, Marble Mountain ridge 2055 Comment
  CAS-BOT-BC388956  Silene grayi John Thomas Howell 1937-7-26 13535 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC388962  Silene grayi C. L. Hitchcock; J. S. Martin 1939-7-9 5320 Siskiyou Between King's Castle and Black Mt., west side of ridge 1828 Comment
  JEPS26588  Silene grayi Peter Kamb 1949-8-25 1492 Siskiyou above Horse Camp; sw slope of Mt. Shasta above Horse Camp 2895 Comment
  RSA233662  Silene grayi R. F. Thorne, Frederick W. Oettinger 1969-8-10 39001 Siskiyou Mount Shasta National Forest; south slope of Mt. Shasta at base of boulders. 2378 Comment
  UC1586858  Silene invisa Juha Pykala and D. H. Norris 1987-7-7 2338 Siskiyou e China Mountain (beside a trail from Deadfall Creek Meadow to Stewart Springs); Shasta National Forest, fr Deadfall Crk Mdws to Stewart Spri 1889 Comment
  CAS-BOT-BC389435  Silene lemmonii J. H. Thomas 1954-5-14 4178 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, Southwestern Siskiyou County 1219 Comment
  CAS-BOT-BC389529  Silene menziesii Geo. D. Butler 1910-6-4 1493 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC94426  Silene menziesii R. C. Wenk 2005-7-16 254 Siskiyou Trinity Alps, South Fork of the Salmon River. South end of Big Flat Meadow 1499 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
  CDA3454  Silene vulgaris R. S. Richards 1967-6-15 Siskiyou Highway 3, 1 mile south of Etna. 0 Comment
  HSC6907  Sisymbrium altissimum R. C. Wunner 1965-6-18 210 Siskiyou Indian Well Campground, Lava Beds National Monument 1433 Comment
  RSA59810  Sisymbrium altissimum E. K. Balls 1950-5-17 14723 Siskiyou New Lava Flow, along road from Schonchin Butte to Capt. Jack s Stronghold, Lava Beds Nat l Monument. 1463 Comment
  CHSC57538  Sisyrinchium douglasii Lyna R. Black 1990-4-11 3 Siskiyou Approx. 1/2 mi ne of Yreka. N slope of hill. 822 Comment
  CDA39479  Sisyrinchium idahoense T. C. Fuller 1962-6-13 8989 Siskiyou Toad Well, road to Medicine Lake, ca. 12 miles northeast of Bartle. 0 Comment
  UC3864  Smilacina racemosa T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  SEINET3154294  Smilacina sessilifolia G. D. Butler 1910-5-15 1343 Siskiyou McAdams Creek Comment
  NY821171  Solanum parishii W. B. Cooke 1940-6-20 15180 Siskiyou Along the Pacific Highway in the Klamath gorge 2000 Comment
  POM58755  Solidago canadensis subsp. elongata Copeland 1903-8-12 3823 Siskiyou Sisson. Comment
  HSC26761  Solidago elongata J. P. Smith, J. O. Sawyer 1971-9-18 4811 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  JEPS32370  Solidago elongata Geo. D. Butler 1908-8-10 308 Siskiyou Oro Fino , Oro Fino (Eastlick's Ranch) Comment
  UC88189  Solidago elongata Katharine Curran Jul 1887 Siskiyou Edgewood Comment
  CAS-BOT-BC339855  Solidago multiradiata C. F. Baker 1903-8-18 3843 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC365245  Solidago velutina subsp. californica Grant 1902-9-14 5205 Siskiyou Dunsmuir Comment
  UC217392  Solidago velutina subsp. californica H. M. Hall 1919-10-2 Siskiyou near Weed Comment
  UC36526  Sonchus oleraceus T. H. Gilbert June 1899 Siskiyou Scott River Valley Comment
  UC154508  Sorbus californica Harley P. Chandler June, 1901 1633 Siskiyou near Marble Mountain (Klamath River to); North Coast Ranges 2133 Comment
  UC164082  Sorbus californica Geo. D. Butler 1908-8-26 282 Siskiyou head of Eton Creek; Salmon Mountains Comment
  CAS-BOT-BC158936  Sorbus scopulina Louis C. Wheeler 1934-8-8 3068 Siskiyou W. Fork Beaver Cr., Klamath National Forest 1676 Comment
  RSA68914  Sparganium angustifolium A. E. Culbertson 1943-8-4 44 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000 backwall; 14 miles southwest of Mt. Shasta on north side of a 6600 eastern spur of Trinity Mountains; 2000 above Sacramento River within 10 air miles of its headwaters to the west. 1657 Comment
  JEPS44996  Spiraea densiflora Geo. D. Butler 1908-8-4 277 Siskiyou Head of Shackleford Creek 1828 Comment
  CAS-BOT-BC149675  Spiraea douglasii Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Mumbo Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC149695  Spiraea douglasii A. A. Heller 1916-7-20 12464 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  HSC29386  Spiraea douglasii Frederick W. Oettinger, R. F. Thorne 1969-8-5 1213 Siskiyou Marble Mtn. Wilderness Area, Young's Cabin on English Lake trail towards Abbotts 1463 Comment
  HSC73  Spiraea douglasii William J. Ferlatte 1966-8-2 229 Siskiyou Big Flat, between campground and S. fork of the Salmon River 1524 Comment
  UC1037473  Spiraea douglasii Douglas Barbe 1955-7-5 102 Siskiyou 2.5 mi n Etna (on the road to Greenview); Klamath Mountains 883 Comment
  UC13093  Spiraea douglasii C. B. Bradley Jun 1879 Siskiyou Comment
  UC466728  Spiraea douglasii H. W. Furlong Sep 1901 Siskiyou Summit to Ager (No. California and So. Oregon) Comment
  RSA382197  Spiranthes romanzoffiana Louis C. Wheeler 1934-8-14 3117 Siskiyou Johnson Dairy; Siskiyou Mountains. Mt. Diablo Mer. 1829 Comment
  RSA382202  Spiranthes romanzoffiana M. B. Dunkle 1945-1 9346 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  CHSC84754  Stachys ajugoides var. rigida L. P. Janeway 2003-8-9 7962 Siskiyou Klamath Ranges. Siskiyou Mountains between Cook and Green Pass and Red Butte; spring at head of uppermost fork of Seiad Creek. 1725 Comment
  JEPS93916  Stachys ajugoides var. rigida Vernon H. Oswald and Lowell Ahart 1998-8-3 9418 Siskiyou Kangaroo Lake Road (USFS 41N08) 3.9 mi se of Gazelle-Callahan Road at its intersection with USFS 41N10 Kangaroo Lake Road 1554 Comment
  CAS-BOT-BC375639  Stephanomeria lactucina Wm. Bridge Cooke 1938-7-29 11389 Siskiyou Mount Shasta. Howard Comment
  CAS-BOT-BC375647  Stephanomeria lactucina L. S. Smith 1913-7-27 494 Siskiyou McCloud Comment
  HSC19124  Stephanomeria lactucina J. O. Sawyer 1969-8-4 1796 Siskiyou Along C.C.C. road 1341 Comment
  JEPS36869  Stephanomeria lactucina Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Mt. Shasta Region of the Upper Sacramento Comment
  UCD136235  Stephanomeria paniculata L. D. Gottlieb 1966-7-24 6679 Siskiyou Shasta Ski Bowl Road, near 1.25 mile post, Mt. Shasta. 1219 Comment
  HSC6228  Stephanomeria tenuifolia R. C. Wunner 1965-8-27 485 Siskiyou California Lava Beds National Monument; Devil's Homestead where the road passes through lava flow 1280 Comment
  HSC13339  Stipa comata D. M. Thomson 1965-6-26 107 Siskiyou Lava Beds N.M., Main Rd., 1/4 mi. S of Devils Homestead Overlook Comment
  HSC71191  Stipa occidentalis var. californica M. A. Baker 1980-6-20 2222 Siskiyou Near Bald Mtn. 1036 Comment
  HSC39868  Stipa occidentalis var. occidentalis J. P. Smith 1972-8-17 5749 Siskiyou Medicine Lake 2012 Comment
  CAS-BOT-BC61126  Streptanthus barbatus A. A. Heller 1918-7-16 13033 Siskiyou Mount Eddy, west of Sisson. 2133 Comment
  CAS-BOT-BC61127  Streptanthus barbatus A. A. Heller 1918-7-16 13033 Siskiyou Mount Eddy, west of Sisson. 2133 Comment
  UC455752  Streptanthus barbatus I. J. Condit 1909-8-25 Siskiyou along trail Sisson, North Fork 914 Comment
  CAS-BOT-BC87866  Streptanthus tortuosus H. D. Ripley; R. C. Barneby 1948-7-6 9637 Siskiyou Black Butte. 1219 Comment
  CAS-BOT-BC87869  Streptanthus tortuosus L. B. Kildale 1930-6-1 9722 Siskiyou Salmon River between Oak Bottom and Jones Bar. Comment
  UC10860  Streptanthus tortuosus W. H. Brewer 1862-9-16 1418 Siskiyou Mount Shasta 2438 Comment
Read comments
May 1 2011
  UCD116129  Streptanthus tortuosus Jack Major 1961-7-14 636 Siskiyou Panther Creek, Mount Shasta. 1790 Comment
  HSC99988  Streptanthus tortuosus var. oblongus Thomas W. Nelson 2005-7-16 9376 Siskiyou Along Etna-Forks of Salmon Rd., 1.5 mi. from Forks of the Salmon. 399 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
  UC130672  Streptanthus tortuosus var. orbiculatus H. M. Hall July 1909 8673 Siskiyou Salmon River 1645 Comment
  CAS-BOT-BC516430  Streptopus amplexifolius Doris K. Kildale 1928-7-4 5479 Siskiyou 3 miles west of summit of divide between Sawyers Bar and Etna Comment
  UCD99558  Suaeda calceoliformis Verne Grant; Irving Scheider 1947-8-26 8300 Siskiyou by Interstate Highway, Lower Klamath Lake. Comment
  UCD99515  Suaeda occidentalis Verne Grant; Irving Scheider 1947-8-26 8304 Siskiyou by Interstate Highway, Lower Klamath Lake. Comment
  JEPS46357  Swertia albicaulis var. albicaulis W. L. Jepson 1940-6-23 20010 Siskiyou n of Mt. Shasta (Andesite Station) 975 Comment
  HSC61794  Swertia albicaulis var. nitida Ruby Van Deventer 16 Jul [year missing] Siskiyou Poker Flat 1585 Comment
  HSC65082  Symphoricarpos albus var. laevigatus J. P. Smith, Steve Selva 1970-6-14 3888 Siskiyou 1 mi. E of Steinacher Creek Rd. on Rd. to Forks of Salmon Comment
  LA204589  Symphoricarpos mollis Wm. Bridge Cooke; 1938-7-29 11383 Siskiyou Mount Shasta, near Howard Comment
  SFV5181  Symphoricarpos mollis B. C. Templeton 1960-6-21 8559 Siskiyou Klamath Mountains Near the top of Scott Mountain. On mountain slopes. 1645 Comment
  UC102265  Symphoricarpos mollis Brandegee Jul 1887 Siskiyou Upper Soda Spring Comment
  CDA42311  Symphoricarpos mollis G. D. Barbe 1973-8-14 1701 Siskiyou Site of proposed quarantine station south of Mt. Shasta City, west side of Interstate 5. Comment
  CAS-BOT-BC245772  Symphoricarpos rotundifolius Dorothy Parker 1947-5-23 183 Siskiyou Northeast slopes of the Gazelle Mountains 1493 Comment
  CHSC34502  Symphyotrichum ascendens J. D. Jokerst 1981-9-8 1473 Siskiyou Along side creek draining Caldwell Lakes. Comment
  JEPS40764  Symphyotrichum bracteolatum Geo. D. Butler 1910-8-13 1828 Siskiyou Oro Fino 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
  HSC30275  Symphyotrichum bracteolatum William J. Ferlatte 1971-9-18 1372 Siskiyou Big Flat near public campground 1524 Comment
  RSA238709  Symphyotrichum foliaceum var. parryi Frederick W. Oettinger 1969-8-16 1407 Siskiyou Wiregrass Meadow below English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC97948  Symphyotrichum frondosum A. A. Heller 1917-9-7 12977 Siskiyou Shasta Valley two miles south of Grenada 914 Comment
  CAS-BOT-BC98431  Symphyotrichum spathulatum Gilbert J. Muth 1969-8-7 1264 Siskiyou Boulder Peak Ridge 2468 Comment
  CAS-BOT-BC98434  Symphyotrichum spathulatum Doris K. Kildale 1929-8-24 9025 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  CAS-BOT-BC98855  Symphyotrichum spathulatum var. intermedium Geo. D. Butler 1910-9-11 1880 Siskiyou Near Edgewood Comment
  HSC62620  Symphyotrichum spathulatum var. spathulatum Ruby Van Deventer 1960-7-14 Siskiyou Youngs Valley Comment
  NY342307  Talinum A. A. Heller 1915-8-26 12218 Siskiyou Near the source of the Wagon Creek, Mt. Eddy 2590.8 Comment
  CAS-BOT-BC376787  Tanacetum parthenium Ynez Whilton Winblad 1941-6-30 s.n. Siskiyou Between Oregon line and Yreka Comment
  RSA184711  Taraxacum officinale Gilbert Muth 1966-8-1 484 Siskiyou Marble Valley Horse Pasture, Marble Mountains 1793 Comment
  CAS-BOT-BC81345  Taxus brevifolia Alice Eastwood 1921-7-26 10857 Siskiyou Soda Creek Comment
  HSC44883  Taxus brevifolia Maralyn O'Meara 1974-5-25 393 Siskiyou Along road to Duck Lakes trail 1402 Comment
  RSA237817  Taxus brevifolia Frederick W. Oettinger 1968-8-13 504 Siskiyou Northeastern side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  UC903493  Taxus brevifolia Dorothy Parker 1945-4-30 Siskiyou along banks Kidder Creek (Scott Valley); , along banks of Kidder Creek 853 Comment
  RSA86350  Taxus brevifolia F. W. Peirson 1926-7-11 7027 Siskiyou Salmon River at Cow Creek Comment
  HSC77035  Thalictrum fendleri K. T. Stillman 1976-6-17 15 Siskiyou Marble Mountain Wilderness Area, head of Elk Valley 1768 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
  CAS-BOT-BC344988  Thelypteris nevadensis Dana York 2013-6-14 3170 Siskiyou Klamath National Forest, Siskiyou Wilderness, ca 825 km N of Raspberry Lake just W of main trail 1575 Comment
  HSC94275  Thermopsis robusta G. Fred Hrusa 1998-7-5 14700 Siskiyou Cedar Camp Rd., about 5 mi. E of Weitchpec on Hwy. 96, N side of Hwy. Mile 8.8 Comment
  CHSC96601  Thlaspi montanum var. montanum L. P. Janeway 2006-7-2 8732 Siskiyou Klamath Ranges. Salmon Mountains; near minor drainage to South Fork Scott River from the west, 1.6 km north of Carter Meadows Summit. 1728 Comment
  JEPS82673  Thlaspi montanum var. montanum Wayne Roderick 1984-6-7 Siskiyou sw Stewart Springs (Cabin Meadow, Campsite); Cabin Meadow (sw of Stewart Springs) 1798 Comment
  UC796512  Thlaspi montanum var. montanum Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11714 Siskiyou Schoolhouse Hill East Fork of Scott River, Plowman's Valley (Noyes Valley) (Plowmans Valley [Noyes Valley]) Comment
  HSC43111  Thysanocarpus curvipes Maralyn O'Meara 1974-5-25 366 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  RSA0036026  Thysanocarpus curvipes var. curvipes Louis C. Wheeler 1925-5-11 3477 Siskiyou Klamath River at Ash Creek, Sisikyou Mts. 609 Comment
  HSC62274  Tiarella trifoliata var. unifoliata Ruby Van Deventer Aug 1957 Siskiyou Youngs Valley. Comment
  RSA378166  Tofieldia glutinosa subsp. occidentalis M. B. Dunkle 1945-7-24 9251 Siskiyou Klamath National Forest, Marble Mountains; Dad s Pocket Comment
  JEPS80591  Tofieldia occidentalis subsp. occidentalis Gilbert Muth 1966-8-3 499 Siskiyou Marble Valley, water source spring Marble Mt. Wilderness Area 1792 Comment
  RSA760959  Tofieldia occidentalis subsp. occidentalis Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63387 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1890 Comment
  JEPS49716  Tolmiea diplomenziesii W. L. Jepson 1907-7-19 2940 Siskiyou Happy Camp Trail Siskiyou Mts. (headwaters of Indian Creek) Comment
  UCD102966  Tolmiea diplomenziesii G. L. Stebbins Jr.; A. A. Beetle 1942-6-1 3274 Siskiyou Along Klamath River, at Swillup Creek Ranger Station. 256 Comment
  RSA603012  Torreyochloa pallida var. pauciflora L. C. Wheeler 1935-7-26 3714 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  CAS-BOT-BC169251  Toxicodendron diversilobum Ellsworth Bethel 1923-4-16 s.n. Siskiyou Redding Comment
  CAS-BOT-BC169253  Toxicodendron diversilobum Alice Eastwood 1912-7-23 1345 Siskiyou Shasta Sprnigs Comment
  UCD78039  Tragopogon dubius Robert E. Preston 2002-7-12 1900 Siskiyou Klamath National Forest, Rainbow Mountain, S slope, N of Trout Creek 1644 Comment
  SFV5156  Tragopogon dubius B. C. Templeton 1960-6-21 8525 a Siskiyou Between the agricultural Experiment Station and the California state line._x000B_Grassy hillside. Comment
  RSA460865  Trientalis latifolia Edwin Kline 1920-6-24 14844 Siskiyou Siskiyou Mts. Comment
  RSA801990  Trientalis latifolia Leo Miller 1938-07 s.n. Siskiyou Siskiyou Mts. 915 Comment
  RSA237925  Trifolium cyathiferum Frederick W. Oettinger 1969-8-18 1425 Siskiyou Northeast of Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  JEPS48900  Trifolium eriocephalum var. eriocephalum Geo. D. Butler 1908-6-28 379 Siskiyou Butler's Ranch Quartz Valley Comment
  CHSC118624  Trifolium hirtum Richard R. Halse 2016-5-29 9716 Siskiyou Along Hilt Road ca. 2.1 miles northwest of Hilt on the Oregon/California State Line. 876 Comment
  HSC68986  Trifolium howellii Maralyn A. Renner 1980-7-24 2045 Siskiyou Lily Pad Lake 1768 Comment
  JEPS48898  Trifolium howellii Geo. D. Butler 1908-8-3 385 Siskiyou below Log Lake (canyon, Shackleford Creek) Comment
  UCR110583  Trifolium howellii L. C. Wheeler 1963-8-27 8276 Siskiyou Siskiyou Mtns., Clear Creek, 1 mi. below West Fork. 671 Comment
  RSA237885  Trifolium hybridum Frederick W. Oettinger 1969-8-1 1130 Siskiyou Wiregrass Meadow near English Lake. the High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1707 Comment
  CDA27986  Trifolium longipes T. C. Fuller 1962-6-13 8981 Siskiyou Toad Well, road to Medicine Lake, ca. 12 miles northeast of Bartle. 0 Comment
  UCD111289  Trifolium longipes subsp. oreganum Tofsrud 1948-8-1 s.n. Siskiyou Poker Flat, near summit of road between Happy Camp and O'Brien, Oregon. Comment
  UC70432  Trifolium longipes var. elmeri Milo S. Baker Aug 1897 Siskiyou Payne's Spring Comment
  UC1005586  Trifolium macrocephalum Frank W. Gould 1940-5-14 1236 Siskiyou Bull Meadows Goosenest Mountain 1524 Comment
  POM28035  Trifolium microcephalum Geo. D. Butler 1909-6-20 920 Siskiyou Yreka. Comment
  HSC30421  Trifolium repens Frederick W. Oettinger 1969-8-9 1311 Siskiyou Salmon Mtn., above trail near Young's Cabin in region of Upper Abbott's Cabin. 1829 Comment
  JEPS48904  Trifolium wormskioldii Geo. D. Butler 1908-7-2 381 Siskiyou near Yreka (Butler's Ranch) Comment
  UC630702  Trifolium wormskioldii A. A. Heller 1916-7-20 12459 Siskiyou Metcalf's ranch ne base of Mt. Eddy 1188 Comment
  JEPS107918  Triglochin concinna Lowell Ahart, John Dittes 2005-6-9 11999 Siskiyou Meadow area along a small drainage, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  RSA378198  Trillium kurabayashii Anstruther Davidson 1520 Siskiyou Unspecified. Comment
  CHSC96099  Trillium ovatum subsp. oettingeri L. P. Janeway 2006-7-3 8757 Siskiyou Klamath Ranges. Salmon Mountains; creeklet at head of Music Creek. 1981 Comment
  HSC782  Trillium ovatum subsp. oettingeri William J. Ferlatte 1967-6-30 597 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  HSC783  Trillium ovatum subsp. oettingeri William J. Ferlatte 1966-6-22 102 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's. 1524 Comment
  RSA0000536  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1967-7-10 190 Siskiyou Near hairpin turn of Music Creek logging road, along Statue Creek. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1732 Comment
  UCD78067  Trisetum canescens Robert E. Preston 2001-8-26 1756 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake, T42N R1W se 1/4 of se 1/4 Section 14 1828 Comment
  HSC30533  Trisetum spicatum Frederick W. Oettinger 1968-9-6 734 Siskiyou Marble Mtn. Wilderness Area, trail SE of Tom's Cabin 2165 Comment
  HSC34133  Trisetum spicatum J. O. Sawyer 1969-8-5 1779 Siskiyou Near Little Duck Lake 2073 Comment
  HSC73336  Trisetum spicatum Gail Newton 1980-6-20 464 Siskiyou Near Bald Mtn. 1097 Comment
  RSA115547  Trisetum spicatum Beecher Crampton 1956-8-22 3854 Siskiyou Panther Meadow, south slope of Mt. Shasta 2317 Comment
  HSC71074  Triteleia bridgesii M. A. Baker 1980-6-20 2196 Siskiyou Near Bald Mtn. 275 Comment
  HSC46197  Triteleia crocea Jennifer Whipple 1976-5-2 902 Siskiyou Scott Valley near Weston Gulch on open hillsides 854 Comment
  HSC68552  Triteleia crocea Maralyn A. Renner 1980-6-8 802 Siskiyou Slopes E of Hwy. 3 1341 Comment
  HSC539  Triteleia hyacinthina William J. Ferlatte 1967-8-19 1039 Siskiyou S Fork of Salmon River, between campground and Carter's 1524 Comment
  UC1037204  Triteleia ixioides subsp. anilina Leo Whitney 1934-6-28 1564 Siskiyou on the Stevens Pass Road 8 mi s Tennant 1524 Comment
  CAS-BOT-BC524317  Triteleia ixioides subsp. anilina A. A. Heller 1916-6-20 12413 Siskiyou Openings in the forest, Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  RSA378074  Triteleia ixioides subsp. anilina A. Sandig 1917-05 s.n. Siskiyou Mt. Shasta region [possibly also Shasta Co.] Comment
  CHSC27347  Tsuga mertensiana T. B. Devine 1976-10-23 365 Siskiyou 1/8 mi ne of Little Duck Lake. 1950 Comment
  RSA184681  Tsuga mertensiana Gilbert Muth 1966-7-29 131 Siskiyou Marble Valley, Marble Mountains. 1793 Comment
  RSA331960  Tsuga mertensiana W. Wisura, D. Kelly 1985-7-30 4076 Siskiyou Along forestry road 47N63 near Siskiyou Summit, N of Horse Creek on Hwy 96. Comment
  UC1037432  Tsuga mertensiana Douglas Barbe 1955-8-1 322 Siskiyou on Mt. Bolivar se of Craggy Lookout (n slope only); Klamath Mountains, Scott Mountains, Mt. Bolivar 2255 Comment
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Mar 6 2013
  CAS-BOT-BC80252  Tsuga mertensiana subsp. grandicona Ira L. Wiggins 1955-7-27 13566 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CAS-BOT-BC80258  Tsuga mertensiana subsp. grandicona John Thomas Howell 1937-7-25 13471 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC74105  Turritis glabra Milo S. Baker 1925-4-8 254 a Siskiyou Highway East Blue Lakes. Comment
  CAS-BOT-BC91279  Umbellularia californica Doris K. Kildale 1929-7-20 8536 Siskiyou Trail to Preston Peak along South Fork of Indian Creek. 2743 Comment
  SEINET516316  Urtica dioica subsp. holosericea Vernon H. Oswald 1998-9-16 9639 Siskiyou Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi E of Hwy. 97. 1244 Comment
  SEINET8360227  Utricularia minor Barbara L. Wilson 2011-8-23 16864 Siskiyou Fawn Creek meadows; a couple hundred yards downstream. 1879 Comment
  UC54461  Vaccaria hispanica H. M. Hall and E. B. Babcock June, 1903 4094 Siskiyou Mount Shasta Shasta Valley (Shasta Valley); Sierra Nevada Mountains, , Shasta Valley 853 Comment
  CHSC30109  Vaccinium cespitosum M. S. Taylor 1980-5-4 2782 Siskiyou Cedar Lake, ca. 11 mi sw of Mt. Shasta City. 1737 Comment
  CHSC69748  Vaccinium cespitosum Loren Gehrung 1996-9-19 108 Siskiyou The Eddys. Jcn of County Rd 26 and Gumboot Creek, at Gumboot Crossing. 1511 Comment
  HSC44965  Vaccinium cespitosum J. O. Sawyer 1978-6-20 3276 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  HSC68332  Vaccinium cespitosum Maralyn A. Renner 1980-6-26 1239 Siskiyou SE edge of Flint Valley. 1390 Comment
  JEPS128461  Vaccinium cespitosum Julie Kierstead Nelson with Martin Lenz 2015-6-18 2015 -062 Siskiyou Headwaters of West Fork Parks Creek, 2 miles NNE of China Mountain; 7 miles W of town of Weed. Comment
  UC1409419  Vaccinium cespitosum Frederick W. Oettinger 1969-7-14 1014 Siskiyou n shoreline Charmaine Lake; Salmon Mountains, Marble Mountain Wilderness Area, English P 1920 Comment
  UC1409404  Vaccinium deliciosum Frederick W. Oettinger 1969-7-11 990 Siskiyou a short way up the trail from Hancock Lake to Diamond Lake; Salmon Mountains, Marble Mountain Wilderness Area, English P 1981 Comment
  CAS-BOT-BC199235  Vaccinium membranaceum Harley P. Chandler 1901-6-1 1577 Siskiyou Near Marble Mountain 2133 Comment
  HSC19116  Vaccinium membranaceum J. O. Sawyer 1969-8-5 1785 Siskiyou Along Sugar Creek. 1921 Comment
  HSC19335  Vaccinium membranaceum J. O. Sawyer 1969-7-9 1234 Siskiyou N facing slope S of S Sugar Lake 2149 Comment
  HSC19361  Vaccinium membranaceum J. O. Sawyer 1968-7-22 539 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  RSA238839  Vaccinium membranaceum Frederick W. Oettinger 1968-9-7 763 Siskiyou East side of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC199475  Vaccinium parvifolium Doris K. Kildale 1929-7-20 8618 Siskiyou Trail up South Fork of Indian Creek to Elk Lick Comment
  HSC23552  Vaccinium parvifolium J. O. Sawyer 1970-7-3 2313 Siskiyou W of Camp 3 Comment
  HSC68457  Vaccinium parvifolium Maralyn A. Renner 1980-7-4 1442 Siskiyou Clear Creek Trail, N of Trout Camp 1037 Comment
  CAS-BOT-BC199488  Vaccinium scoparium Wayne Roderick 1967-9-1 s.n. Siskiyou Between Cedar and Cliff lakes 1828 Comment
  SJSU6546  Vaccinium scoparium R. W. Trivelpiece 1973-6-21 152 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 Comment
  POM259584  Vahlodea atropurpurea J. T. Howell 1939-8-3 s.n. Siskiyou Spirit Lake, Marble Mountains. 1829 Comment
  RSA183709  Valeriana sitchensis subsp. scouleri Gilbert Muth 1965-8-6 190 Siskiyou Marble Mountains; backside of Black Mountain Comment
  HSC76701  Valeriana sitchensis subsp. sitchensis K. T. Stillman 1976-8-7 212 Siskiyou Marble Mtn. Wilderness Area. 1951 Comment
  HSC48292  Vancouveria hexandra J. O. Sawyer, K. T. Stillman 1978-7-6 3293 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  UC455607  Veratrum californicum var. californicum I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake Comment
  RSA183714  Veratrum viride Gilbert Muth 1965-8-3 152 Siskiyou Marble Valley, Marble Mts. Comment
  UC1409321  Veratrum viride Frederick W. Oettinger 1969-9-2 1592 Siskiyou near Tom Tyler Cabin (Bear Meadow, Marble Mountain Wilderness Area, High Lake Basins in vicinity of English Peak, Salmon Mountains, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1996 Comment
  JEPS39077  Verbena lasiostachys var. lasiostachys W. L. Jepson Jul 1 1894-Aug 1 1894 21226 Siskiyou between Sims and Sisson; Region of the Upper Sacramento River Comment
  SEINET3161787  Verbena lasiostachys var. lasiostachys G. D. Butler 1910-7-2 1621 Siskiyou Yreka