Search Results — 2000 specimen records retrieved (1399 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
  RSA759175  Abies X shastensis Doug Goldman 2004-11-7 2947 Siskiyou By a big parking lot along Forest Road A10 (Everett memorial Highway), on the southwest side of Mount Shasta, Shasta-Trinity National Forest. 2116 Comment
  CAS-BOT-BC77937  Abies amabilis Eugene L. Parker 1961-10-3 s.n. Siskiyou Below [summitof] summit of Copper Butte on northern edge of Colony, Klamath National Forest 1920 Comment
  RSA237368  Abies amabilis Frederick W. Oettinger 1967-8-26 331 Siskiyou Around Diamond Lake; tree at south side of lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  RSA237419  Abies amabilis Frederick W. Oettinger 1968-9-5 711 Siskiyou At south end of Diamond Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2072 Comment
  UC401382  Abies concolor Annie M. Alexander and L. Kellogg 1911-6-20 159 Siskiyou Jackson L. Comment
  HSC41957  Abies magnifica Sue Sweet 1977-5-21 66 Siskiyou Off Road 8 on the Sugar Creek Trail along Sugar Creek 1585 Comment
  UC401385  Abies magnifica var. magnifica Annie M. Alexander and L. Kellogg 1911-6-20 160 Siskiyou Jackson L. Jackson Lake 1798 Comment
  HSC29634  Abies procera Frederick W. Oettinger 1968-9-10 810 Siskiyou Marble Mtn. Wilderness Area, N of peak near English Lake. Bulk Collection #51 2104 Comment
  HSC4977  Abies procera J. O. Sawyer 1968-9-9 669 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  JEPS84283  Abies procera L. R. Heckard with R. Raiche and S. Winchester 1986-7-17 6487 Siskiyou ne of summit Copper Butte (e of Cook and Greene Pass) 1767 Comment
  CAS-BOT-BC330620  Acer circinatum Alice Eastwood 1923-7-1 1346 Siskiyou Cantara Comment
  SEINET5643775  Acer circinatum Alv Dan Youngberg 1964-7-20 78 Siskiyou Growing in canyon bottom of East Fork of Indian Creek.; 0 610 Comment
  UC61063  Acer circinatum W. A. Setchell, C. C. Dobie 1902-7-22 Siskiyou Hearst Castle Comment
  JEPS42681  Acer glabrum Geo. D. Butler 1908-8-5 531 Siskiyou Wooley Creek Comment
  CAS-BOT-BC330989  Acer glabrum var. glabrum Alice Eastwood; John Thomas Howell 1937-6-25 5018 Siskiyou Scott Mts. above Callahan Comment
  SEINET3142628  Acer macrophyllum G. D. Butler 1910-5-30 1434 Siskiyou Humbrey Cr. Comment
  CHSC247  Achillea millefolium W. Gorsuch 1935-6-28 Siskiyou SS Campus. 1097 Comment
  CAS-BOT-BC30430  Achillea millefolium W. R. Dudley 1899-8-26 s.n. Siskiyou Eddy Mountain side Comment
  CAS-BOT-BC30432  Achillea millefolium Gilbert J. Muth 1965-7-29 s.n. Siskiyou On top of Marble Mountain Lookout Comment
  UC1483542  Achlys triphylla subsp. triphylla Maralyn A. Renner 1980-6-26 1184 Siskiyou Klamath National Forest, at n edge of Flint Valley Flint Valley; Klamath National Forest, Flint Valley 1389 Comment
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Aug 4 2012
  POM115235  Achnatherum lemmonii var. lemmonii Geo D. Butler 1909-6-4 810 Siskiyou Dry land near Yreka Comment
  POM115236  Achnatherum lemmonii var. lemmonii Geo D. Butler 1909-6-13 830 Siskiyou Moffitt Creek Comment
  RSA577538  Achnatherum lemmonii var. lemmonii L. C. Wheeler 1935-5-11 3480 Siskiyou Klamath River at Ash Creek; Siskiyou Mountains. 610 Comment
  UCD37087  Achnatherum occidentale Beecher Crampton 1956-8-21 3832 Siskiyou Siskiyou County, 1 mile northeast of Gumboot Lake. 1676 Comment
  RSA238981  Achnatherum occidentale subsp. californicum Frederick W. Oettinger 1968-9-6 744 -a Siskiyou Tom's Lake region, Edge of Bear Meadow . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2188 Comment
  UCD51031  Achnatherum occidentale subsp. californicum H. S. Yates 1936-6-4 5837 Siskiyou 1 mile S.W. of Signal Butte. 1341 Comment
  RSA238984  Achnatherum occidentale subsp. occidentale Frederick W. Oettinger 1968-8-8 454 -b Siskiyou Crapo Meadow near Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 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
  RSA17732  Achnatherum thurberianum Elmer I. Applegate 1935-6-8 9437 Siskiyou Bear Paw Cave, Lava Beds National Monument. Comment
  HSC71631  Acmispon micranthus J. P. Smith 1973-5-5 6504 Siskiyou Along Cook and Green Pass Rd. Comment
  UCD33540  Acmispon nevadensis var. nevadensis Beecher Crampton 1969-6-19 8475 Siskiyou Siskiyou County, 2 miles south of Weed, Interstate Highway 5. 1310 Comment
  JEPS60370  Aconitum columbianum John P. Young 1921-9-15 Siskiyou Etna Mills Comment
  JEPS83886  Aconitum columbianum Wayne Roderick Jul 1976 Siskiyou along trail to Lily Pad Lake (vicinity of Cooke and Green Pass, Siskiyou Mountains); Siskiyou Mountains 1706 Comment
  HSC29438  Aconitum columbianum subsp. viviparum Frederick W. Oettinger 1968-8-7 433 Siskiyou Marble Mtn. Wilderness Area, SE end of Hancock Lake 1936 Comment
  POM148070  Aconitum columbianum var. columbianum J. B. Feudge 1927-7-22 1650 Siskiyou Trail to Mountain Eddy. 1067 Comment
  HSC4990  Adenocaulon bicolor J. O. Sawyer 1968-6-25 345 Siskiyou Along Horse Range Creek 1646 Comment
  HSC46073  Adiantum aleuticum J. P. Smith, Steve Selva 1970-6-14 3876 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  UC1949220  Adiantum aleuticum Barbara Ertter 1990-7-14 9313 Siskiyou E side Mt Eddy ca 4 airmiles due W of Mt Shasta City, at streamlet near end of FR 41N53 ca 1 mi N of Morgan Meadows, steep E-facing serpentine hillside Comment
  CAS-BOT-BC123  Agastache parvifolia Alice Eastwood; John Thomas Howell 1940-6-14 8266 Siskiyou Lava Beds National Monument, near Schonchin Butte Comment
  JEPS95063  Agastache parvifolia Vernon Oswald and Lowell Ahart 1997-7-28 8771 Siskiyou 16 mi s of Medicine Lake (Forest Route 49 (Powder Hill Road) at 41N03 to Porcupine Butte); Forest Route 49 (Powder Hill Road) 1365 Comment
  SEINET7940419  Agastache urticifolia G. D. Butler 1910-6-7 1533 Siskiyou Moffit Creek. Comment
  CAS-BOT-BC29451  Ageratina occidentalis Alice Eastwood 1912-8-30 1972 Siskiyou Mount Eddy Comment
  CAS-BOT-BC29444  Ageratina occidentalis Carl B. Wolf 1927-8-26 1081 Siskiyou On the Klamath River, 5 mi below Hamburg Comment
  SDSU6844  Ageratina occidentalis D. F. Howe 1964-8-6 3942 Siskiyou 3.5 miles south of Happy Camp on #96, Klamouth National Forest. 152 Comment
  UCD128554  Ageratina occidentalis H. P. Olmo 1931-6-1 s.n. Siskiyou Somesbar. Comment
  HSC29261  Agoseris aurantiaca Frederick W. Oettinger 1968-8-14 518 Siskiyou Marble Mountain Wilderness area; midway between Tom Taylor Cabin and English Peak Lookout 1997 Comment
  HSC92582  Agoseris aurantiaca Jennifer Whipple 1977-8-6 2212 Siskiyou Mt. Eddy; SW of Dobkins Lake along drainage into the lake 2195 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
  UC163887  Agoseris grandiflora Geo. D. Butler 1910-6-10 1555 Siskiyou Comment
  CAS-BOT-BC15386  Agoseris grandiflora var. grandiflora A. A. Heller 1916-7-20 12555 Siskiyou Metcalf's Ranch, NE base of Mt. Eddy 1188 Comment
  CAS-BOT-BC126979  Agrostis exarata Wm. Bridge Cooke 1938-7-29 11410 Siskiyou Mount Shasta. Above Bear Springs. 1676 Comment
  CAS-BOT-BC126982  Agrostis exarata Louis C. Wheeler 1934-7-2 2843 Siskiyou Klamath Forest. Little Smoky Creek. 1280 Comment
  CAS-BOT-BC126993  Agrostis exarata Melissa A. Berry 1957-7-8 s.n. Siskiyou South Russian Creek at Power House. 822 Comment
  UCD35447  Agrostis exarata Beecher Crampton 1956-8-22 3869 Siskiyou Lower south slopes of Mt. Shasta, Wagon Camp Road. 1645 Comment
  UCD52547  Agrostis exarata Beecher Crampton 1956-8-21 3829 Siskiyou 1/2 mile northeast of Gumboot Lake, headwaters of the south fork of the Sacramento River. 1767 Comment
  POM207472  Agrostis hallii W. C. Blasdale, Jos Burtt Davy 1899-7-30 6175 Siskiyou Near Ferndale Comment
  HSC39668  Agrostis idahoensis J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-4 5732 Siskiyou Roadside, 1.4 mi. S of Sugar Creek on Parrott Mill Road 1341 Comment
  CAS-BOT-BC138860  Agrostis microphylla A. W. Lewis 1910-5-28 8 Siskiyou Gasquet. 198 Comment
  HSC22462  Agrostis pallens J. O. Sawyer 1969-7-24 1471 Siskiyou NW facing slope SW of Sugar lake. 1829 Comment
  RSA239061  Agrostis pallens Frederick W. Oettinger 1968-9-1 637 Siskiyou SE side of Abbott's Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA239064  Agrostis pallens Frederick W. Oettinger 1969-9-2 1587 Siskiyou Bear Meadow near Tom Taylor Cabin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  RSA239088  Agrostis pallens Frederick W. Oettinger 1969-8-16 1390 b Siskiyou near Upper English Lake? The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  UC1265310  Agrostis pallens F. W. Oettinger 1969-9-2 1587 Siskiyou near Tom Taylor Cabin; Salmon Mountains, Bear Meadow 2164 Comment
  UC1265313  Agrostis pallens Frederick W. Oettinger 1969-9-1 1571 Siskiyou midway on slope from English Lake to Dry Lake; Salmon Mountains, Marble Mountain Wilderness Area 2133 Comment
  HSC40881  Agrostis scabra J. O. Sawyer 1973-7-16 2540 Siskiyou Along Wooley Creek at junction with Bridge Creek. 396 Comment
  UCD53518  Agrostis stolonifera Geo. D. Butler 1909-6-28 852 Siskiyou Almy Creek, near Yreka. Comment
  UCD53604  Agrostis stolonifera Beecher Crampton 1956-8-22 3868 Siskiyou Wagon Camp Road, about 5.5 miles SW of Panther Meadow, lower south slopes of Mt. Shasta. 1645 Comment
  HSC30598  Agrostis thurberiana Frederick W. Oettinger 1968-9-5 713 Siskiyou Marble Mtn. Wilderness Area, English Lake Basin, Base Camp meadow. 1936 Comment
  HSC91975  Agrostis thurberiana Jennifer Whipple 1976-7-2 1260 Siskiyou SW of Dobkins Lake, along drainage into lake. 2134 Comment
  HSC65376  Aira caryophyllea J. P. Smith 1973-5-5 6550 Siskiyou Scott Bar along Scott River Comment
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Jan 31 2012
  CAS-BOT-BC267064  Alisma W. R. Ernst 1958-8-8 284 Siskiyou Grass Lake area, about 32 miles S of Oregon state line on Highway 97 Comment
  UC814485  Alisma plantago-aquatica Alice Eastwood 1912-7-17 1195 Siskiyou Sisson Comment
  CAS-BOT-BC445372  Alisma plantago-aquatica Alice Eastwood 1912-7-17 1195 Siskiyou Sisson Comment
  RSA12601  Alisma triviale Carl B. Wolf 1934-7-6 5985 Siskiyou Mt Shasta RR depot. 1082 Comment
  UC375198  Allium acuminatum Geo. D. Butler 1910-5-17 1357 Siskiyou Yreka hills Comment
  SEINET12048086  Allium bolanderi Unknown 1942-1 52 Siskiyou 2.5 mi W of Hilt Comment
  HSC21984  Allium bolanderi var. bolanderi J. O. Sawyer 1969-6-12 924 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  SEINET10839450  Allium falcifolium Mary Susan Taylor 1980-7-8 Taylor 3111 Siskiyou T39N R5W se sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on ridge S of Castle Lake, above Hearts Lake. 2017 Comment
  SEINET3884476  Allium falcifolium D. W. McNeal 1977-6-7 2051 Siskiyou On the hillside above Hwy. #3 and along the rd. side ditch, 5.5 mi. n. of Scott Summit.; 0 Comment
  HSC39473  Allium validum J. P. Smith, Steve Selva 1970-7-27 Siskiyou Gumboot Lake 1768 Comment
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Apr 23 2015
  HSC39474  Allium validum J. P. Smith, Steve Selva 1970-7-27 Siskiyou Gumboot Lake 1768 Comment
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Jun 7 2012
  UC1190109  Allium validum Ira L. Wiggins 1955-7-21 13440 Siskiyou 2 mi above Mt. View Ranch; Rush Creek Trail 1097 Comment
  CAS-BOT-BC478028  Allium validum Geo. D. Butler 1908-8-3 109 Siskiyou Log Lake Shackleford Creek Comment
  JEPS69370  Allophyllum divaricatum W. L. Jepson July, 1894 15061 Siskiyou Sisson Shasta Region, Sisson Comment
  HSC72612  Allotropa virgata Gail Newton 1980-6-20 543 Siskiyou Near Bald Mtn. 1326 Comment
  HSC4966  Alnus incana subsp. tenuifolia J. O. Sawyer 1968-6-18 231 Siskiyou Valley bottom of Blakes' Fork. 1707 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
  UC164051  Alnus incana subsp. tenuifolia Geo. D. Butler 1910-5-10 1316 Siskiyou Goosenest foothills; border of streams 1524 Comment
  UC375243  Alnus incana subsp. tenuifolia Geo. D. Butler 1908-8-8 12 Siskiyou West Fork of Woolly Creek; bank of lake at head Comment
  CAS-BOT-BC169636  Alnus rhombifolia Alice Eastwood 1921-7-30 11010 Siskiyou Shasta Springs, along river Comment
  CAS-BOT-BC169650  Alnus rhombifolia H. A. Thomas; J. H. Thomas 1954-6-22 4447 c Siskiyou Salmon - Trinity Mountains. About 6 mi SE of Cecilville. Between Rushand Big Bend Creeks, 0.25-0.5 mi N of S Fork of Salmon River 975 Comment
  CAS-BOT-BC169651  Alnus rhombifolia Wm. Bridge Cooke 1940-7-12 15313 Siskiyou along creeks leading to the Box Canyon of the Sacramento near Mt. Shasta 914 Comment
  HSC30341  Alnus rhombifolia Dale R. Gradek 1974-5-25 52 Siskiyou On Rd. 8, 6 mi. from junction of Hwy. 3 and Rd. 8 1585 Comment
  HSC4967  Alnus viridis subsp. sinuata J. O. Sawyer 1968-7-10 489 Siskiyou Lower slopes grading to terrace of a temporary stream. 1768 Comment
  UCD110045  Alnus viridis subsp. sinuata Sandra L. Holloway 1963-6-2 72 Siskiyou 100 yards from Deep Creek and 1/4 mile north of Deep Lake, Marble Mountain. Comment
  UCD110046  Alnus viridis subsp. sinuata Jack Major 1961-7-14 642 Siskiyou Mud Creek, Mount Shasta. 1706 Comment
  CDA1713  Alopecurus pratensis William J. Ferlatte 1988-5-26 Siskiyou Larry Moran property, French Creek Road, Etna. 0 Comment
  CDA3624  Alyssum alyssoides Vernon H. Oswald & Lowell Ahart 1998-6-11 9178 Siskiyou Shasta National Forest plantation on the west side of Hwy. 97 2.2 miles northeast of Lake Shastina-Big Springs Rd., northeast of Weed. Comment
  RSA477429  Alyssum alyssoides Edwin Kline 1920-6-24 14849 Siskiyou Siskiyou Mts. Comment
  HSC26934  Amaranthus albus J. P. Smith, J. O. Sawyer 1971-9-18 4823 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  HSC2905  Amaranthus blitoides R. C. Wunner 1965-8-26 482 Siskiyou Lava Beds National Monument, near N Prefab., around house in red pumice 1433 Comment
  CAS-BOT-BC136714  Amelanchier alnifolia var. pumila R. F. Thorne 1969-8-23 63341 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak; Trail to upper English Lake along Salmon River 1159 Comment
  CAS-BOT-BC142870  Amelanchier alnifolia var. semiintegrifolia Gilbert Muth 1966-7-8 369 Siskiyou Marble Valley Meadow - Marble Mts. 1792 Comment
  NY418532  Amelanchier gracilis A. A. Heller 1905-6-5 7970 Siskiyou Between Shasta Retreat and Shasta Springs. Comment
  HSC36643  Amelanchier pallida A. M. Montalvo, J. D. Ackerman 1975-7-18 578 Siskiyou The Eddy's, between Mt. Eddy and Boulder Peak, headwaters of S Fork of Sacramento River 1829 Comment
  CAS-BOT-BC136897  Amelanchier utahensis L. E. Smith 1913-7-27 s.n. Siskiyou McCloud Comment
  UC1483540 Image available Amelanchier utahensis John Palmer 1980-7-24 638 Siskiyou Dillon Divide; Klamath National Forest, Dillon Mtn. Quad. 1706 Comment
  UC165760 Image available Amelanchier utahensis Geo. D. Butler 1909-5-2 712 Siskiyou near Yreka Comment
  UC60892  Amelanchier utahensis W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson; Mount Shasta Comment
  UC179644  Anaphalis margaritacea A. A. Heller 1914-8-28 11734 Siskiyou Mt. Eddy 2133 Comment
  CAS-BOT-BC45205  Anaphalis margaritacea William Bridge Cooke 1939-7-10 13863 Siskiyou Mount Shasta. West bank of Mud Creek Canyon. 2133 Comment
  CAS-BOT-BC391755  Anemone Peter H. Raven 1956-9-5 10459 Siskiyou North Fork of Sacramento River 2011 Comment
  CHSC96098  Anemone deltoidea L. P. Janeway 2006-7-3 8758 Siskiyou Klamath Ranges. Salmon Mountains; creeklet at head of Music Creek. 1981 Comment
  JEPS25621  Anemone deltoidea Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7254 Siskiyou Poker Flat 1536 Comment
  HSC58914  Anemone drummondii Marvin Butler 1971-7-7 56 Siskiyou Near El Capitan, close to the town of Cave Junction 1585 Comment
  UC1096825  Anemone drummondii Douglas Barbe and H. K. Wagnon 1957-6-16 13134 Siskiyou Scott Mt. 1920 Comment
  CAS-BOT-BC391973  Anemone occidentalis Wm. Bridge Cooke 1938-9-8 11601 Siskiyou Mount Shasta. Slopes of Little Red Butte Comment
  UC1167722  Angelica arguta Peter H. Raven 1956-9-4 10376 Siskiyou s of Mount Eddy 2286 Comment
  HSC419  Angelica tomentosa William J. Ferlatte 1966-8-3 244 Siskiyou Big Flat 1524 Comment
  HSC27715  Anisocarpus madioides Carl W. Mize 1972-6-8 15 Siskiyou NW slope 343 Comment
  HSC44892  Antennaria argentea Maralyn O'Meara 1974-5-25 406 Siskiyou Along road to Duck Lakes trail 1402 Comment
  JEPS33946  Antennaria argentea W. L. Jepson 1937-7-23 18462 Siskiyou Yreka Comment
  POM34162  Antennaria argentea Geo. D. Butler 1909-5-31 756 Siskiyou Humbug Creek. Comment
  UC891579  Antennaria geyeri A. A. Heller 1938-7-12 15245 Siskiyou 5 mi n Weed (on highway #49) 1066 Comment
  CAS-BOT-BC58716  Antennaria geyeri A. A. Heller 1938-7-12 15245 Siskiyou Five miles north of Weed along Highway 97 Comment
  SEINET2039593  Antennaria geyeri A. A. Heller 1938-7-12 15245 Siskiyou Five miles north of Weed on State Highway #49. 1070 Comment
  HSC45211  Antennaria media J. O. Sawyer, E. Cope 1977-6-20 2964 Siskiyou Behind Devil's Punchbowl 1829 Comment
  RSA211514  Antennaria media William J. Ferlatte 1967-8-20 1048 Siskiyou Caribou Basin, Sawtooth ridge, steep, north facing slope 2256 Comment
  RSA238725  Antennaria media Frederick W. Oettinger 1969-7-14 1016 Siskiyou Between Charmaine Lake and Abbot's Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  SFV5166  Antennaria rosea B. C. Templeton 1960-6-21 8550 Siskiyou Klamath Mountains Near the top of Scott Mountain. On mountain slopes. 1645 Comment
  RSA416677  Antennaria rosea M. B. Dunkle 1945-1 9315 Siskiyou Klamath National Forest, Marble Mountains. 2439 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
  JEPS104842  Antirrhinum cornutum Dean W. Taylor 1996-6-26 15762 Siskiyou Iron Gate Reservoir; drainage of Brush Creek; Klamath National Forest 670 Comment
  JEPS95664  Antirrhinum vexillocalyculatum subsp. breweri Vernon H. Oswald and L. Ahart 1999-7-5 9801 Siskiyou Gazelle-Callahan Hwy. 9.0 mi west of Gazelle: T42N R7W Sect. 26, 3000 ft, mixed hardwood-coniferous forest 914 Comment
  RSA425832  Antirrhinum vexillocalyculatum subsp. breweri J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-4 5724 Siskiyou Road 8, 3.5 miles from junction with French Creek road. 915 Comment
  RSA60648  Antirrhinum vexillocalyculatum subsp. breweri Rodney Gregg 1948-8-20 s.n. Siskiyou Along road at Quartz Valley, near Sniktaw Creek. 915 Comment
  JEPS107483  Apera interrupta Lowell Ahart, John Dittes 2005-6-9 12053 Siskiyou Meadow area along a small drainage, along the sides 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
  JEPS107960  Apera interrupta Lowell Ahart, John Dittes 2005-6-9 12007 Siskiyou Pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  CHSC1171  Aphyllon purpureum M. Yoder 1941-7-12 Siskiyou Castle Lake. 1981 Comment
  HSC65081  Apocynum androsaemifolium J. P. Smith, Steve Selva 1970-6-15 3892 Siskiyou Oak Bottom Campground near Somes Bar. 229 Comment
  UC1034601  Apocynum androsaemifolium Douglas Barbe 1955-6-30 53 Siskiyou just w. of Forest camp Etna 914 Comment
  HSC28654  Apocynum androsaemifolium Frederick W. Oettinger 1968-8-19 583 Siskiyou High Lake Basins, in the vicinity of English Peak Marble Mtn. Wilderness Area, in Crapo Peak along trail between Tom Taylor Cabin and English Peak. 2134 Comment
  HSC307  Apocynum androsaemifolium William J. Ferlatte 1966-8-16 374 Siskiyou Big Flat, wooded area near public camp. 1524 Comment
  HSC44571  Apocynum androsaemifolium Laura Witherspoon 1977-8-10 Siskiyou 1/2 mi. before camp 3. 976 Comment
  RSA105435  Apocynum androsaemifolium subsp. pumilum G. D. Barbe 1955-6-30 53 Siskiyou Just west of Forest Camp, Etna 915 Comment
  POM366964  Aquilegia formosa var. truncata Edwin Kline 1920-6-24 s.n. Siskiyou Siskiyou Mts. Comment
  HSC40223  Arabidopsis thaliana J. P. Smith 1976-5-22 8789 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  CHSC466  Arabis V. Holt 1943-8-13 Siskiyou Marble mountains. 1828 Comment
  RSA0125738  Arabis breweri Frederick W. Oettinger 1969-7-15 1024 Siskiyou Between Diamond Lake and Upper English Lake. Salmon Mts.; High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  HSC22409  Arabis divaricarpa var. interposita J. O. Sawyer 1969-8-1 1676 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  CAS-BOT-BC17355  Arabis eschscholtziana Dorothy Parker 1948-6-14 s.n. Siskiyou Plowman's Valley. Rail Creek. 1203 Comment
  HSC90626  Arabis holboellii var. retrofracta Jennifer Whipple 1977-7-22 2038 Siskiyou Ridgecrest between Dobkins Lake and Dale Creek drainage Comment
  SEINET184716  Arabis holboellii var. retrofracta C. L. Hitchcock 1939-7-9 5308 Siskiyou North side of Black Mt. near Marble Mt. 2073 Comment
  CAS-BOT-BC17371  Arabis oregana Lillian Mott 1976-7-18 37 LM76 Siskiyou Road to Lily Pad Lake west of Cook and Green Pass. 1828 Comment
  HSC90272  Arabis oregana D. L. Goforth 1980-6-27 647 Siskiyou Scott River at Sugarpine Gulch 650 Comment
  JEPS84111  Arabis oregana L. R. Heckard with J. Hickman et al. 1986-7-17 6452 Siskiyou ca 5 mi n Seiad Valley town (s of Lily Pad Lake, trail to Kangaroo Peak); Kangaroo Peak 1820 Comment
  HSC69274  Arabis platysperma var. howellii Maralyn A. Renner 1980-9-1 2715 Siskiyou S side of Devil's Punchbowl 1829 Comment
  RSA0129718  Arabis platysperma var. platysperma Gilbert Muth 1969-8-10 1336 Siskiyou Ridge west of Boulder Peak. 2378 Comment
  RSA0129830  Arabis platysperma var. platysperma Frederick W. Oettinger 1968-8-5 412 Siskiyou Ridge between English Peak and Charmaine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2024 Comment
  UC909371  Arabis puberula Ira L. Wiggins 1950-5-28 12376 Siskiyou ridge just above Grouse Lake (headwaters of Grouse Creek); Grouse Creek 1828 Comment
  CDA40892  Aralia californica G. F. Hrusa 1998-7-5 14692 Siskiyou Siskiyou Mountains; Cedar Camp Rd. +- 5 mi. E of Weitchpec on Hwy 96. N side of Hwy., at mile 5.x. Sheet 2 of 2 Comment
  UCD128227  Aralia californica J. P. Smith; Steve Selva 1970-6-14 3887 Siskiyou 1 miles east of Steinacher Creek Road on road to Forks of Salmon. Comment
  UC933377  Aralia californica Annie M. Alexander and Louise Kellogg 1948-9-7 5587 A Siskiyou at small creek S. Fork Salmon R. Siskiyou Mts., S. Fork Salmon R. Comment
  SEINET2471231  Arceuthobium abietinum subsp. wiensii R. L. Mathiasen 2008-9-16 2008 -34 Siskiyou 18.4 km W. of Indian Creek road on forest road 17N11 1310 Comment
  CHSC97992  Arceuthobium campylopodum R. L. Mathiasen 2005-3-12 532 Siskiyou 0.8 km north of Highway 89 on forest road 88 (road to Mt. Shasta Ski Park). Shasta-Trinity National Forest. Comment
  JEPS49538  Arctostaphylos nevadensis W. L. Jepson 1940-6-27 20040 Siskiyou e slope Mt. Shasta 1828 Comment
  CAS-BOT-BC45413  Arctostaphylos nevadensis subsp. knightii Lester Rowntree 1934-5-11 s.n. Siskiyou Happy Camp Road, near Oregon State line. Comment
  CAS-BOT-BC46437  Arctostaphylos patula W. B. C. 1938-6-17 11016 Siskiyou Sisson Southern Trail. 1524 Comment
  CAS-BOT-BC46453  Arctostaphylos patula C. Hart Merriam 1919-10-18 s.n. Siskiyou Baird Fish Hatchery, McCloud River. Comment
  CAS-BOT-BC46477  Arctostaphylos patula 1911-6-15 s.n. Siskiyou Jackson Lake. Comment
  CAS-BOT-BC46480  Arctostaphylos patula Doris K. Kildale 1928-7-2 5340 Siskiyou Salmon Summit, on the Horn Creek Trail. 1981 Comment
  CAS-BOT-BC46482  Arctostaphylos patula Wayne Roderick; Jacob Sigg 1981-8-23 s.n. Siskiyou W. of town of Gazelle near Gazelle summit. 914 Comment
  HSC92272  Arctostaphylos patula Jennifer Whipple 1976-6-11 967 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2195 Comment
  JEPS49481  Arctostaphylos patula B. Wise Neilsen 1936-10-18 Siskiyou 2 mi nw Etna Mt.; Salmon Mt. Comment
  POM77135  Arctostaphylos patula Geo D. Butler 794 Siskiyou Dry hills near Yreka. Comment
  POM77503  Arctostaphylos patula Geo D. Butler 1909-3-7 586 Siskiyou Hills near Yreka. Comment
  POM77504  Arctostaphylos patula Geo D. Butler 1908-8-5 102 Siskiyou West Fork of Wooley Creek. 1677 Comment
  UC549424  Arctostaphylos patula R. H. Williams 1934-4-1 Siskiyou n slope of mt Mt. Bolwar, Scott River (hd of river) 1097 Comment
  SEINET11988197  Arctostaphylos patula var. coalescens W. Roderick, Sigg, J. 1981-1 s.n. Siskiyou on road between Horsetail & Cook & Green Pass 1341 Comment
  HSC68579  Arctostaphylos viscida Maralyn A. Renner 1980-6-23 695 Siskiyou Ridge S of Pacific Crest Trail 1463 Comment
  UC718362  Arctostaphylos viscida subsp. viscida Carl B. Wolf 1934-7-4 5925 Siskiyou 3 mi below Tee Bar Creek; Klamath River 213 Comment
  RSA30603  Arnica cernua Lincoln Constance, Reed C. Rollins 1942-5-19 s.n. Siskiyou Little Rock Creek, 2 miles SW of O'Brien 488 Comment
  JEPS19744  Arnica chamissonis Rimo Bacigalupi with S. Galen Smith 1957-6-27 5874 Siskiyou Grass Lake, 20 ne of Weed, on route between Weed and Klamath Falls Grass Lake 1544 Comment
  RSA211217  Arnica cordifolia William J. Ferlatte 1966-8-5 338 Siskiyou Caribou Mtn., Open granite slopes and ridges. Near summit. 2470 Comment
  RSA237583  Arnica cordifolia Frederick W. Oettinger 1969-8-1 1122 Siskiyou SW just above Wiregrass Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1707 Comment
  HSC75631  Arnica dealbata J. O. Sawyer, R. J. Cole 1980-7-21 3823 Siskiyou 0.2 mile east of Medicine Lake Ranger Station; west end of Medicine Lake Comment
  CAS-BOT-BC82551  Arnica discoidea Alice Eastwood; John Thomas Howell 1937-6-26 5047 Siskiyou Salmon Mts. near Taylor Creek Comment
  HSC44724  Arnica discoidea J. O. Sawyer, E. Cope 1977-6-18 2905 Siskiyou Along Clear Creek trail below Ten Mile Creek 457 Comment
  UC455482  Arnica discoidea I. J. Condit 1911-7-4 Siskiyou Shasta Retreat Comment
  HSC58902  Arnica diversifolia Marvin Butler 1971-8-11 289 Siskiyou Near El Capitan, close to the town of Cave Junction 1524 Comment
  CHSC95117  Arnica latifolia L. P. Janeway 2006-7-2 8740 Siskiyou Klamath Ranges. Salmon Mountains; headwaters of West Fork Whites Gulch, a tributary of North Fork Salmon River from the south; between sharp switchbacks of Road 40N61. Steep north-facing slope just above alder-shaded creek. 1561 Comment
  OBI55469  Arnica spathulata David J. Keil, Kathleen Keil 1992-7-21 23536 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08, 1.7 mi W of Scott Mountain rd (Hwy 3). Comment
  UC892236  Arnica viscosa Alice Eastwood 1912-9-1 2055 Siskiyou Mt. Shasta Comment
  UCD56028  Arrhenatherum elatius A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3442 Siskiyou Near Happy Camp. On sandy banks of Klamath River. Comment
  CAS-BOT-BC146278  Arrhenatherum elatius var. elatius Gilbert Muth 1966-8-1 487 Siskiyou Marble Mountains. Marble Valley Horse Pasture. 1792 Comment
  CDA6799  Artemisia biennis R. Pederson, G. Pederson 1979-8-15 Siskiyou Lower Klamath National Wildlife Refuge. Comment
  JEPS106483  Artemisia douglasiana J. K. Nelson 2004-8-29 2004 -95 Siskiyou S side Mount Shasta, at unnamed springs W of Mud Creek Dam, along Road 31 1584 Comment
  CHSC32822  Artemisia tridentata Dirk Reith 1979-4-10 2 Siskiyou 10 mi WSW of Newell, 2 mi SW of Tule Lake, in Lava Beds Nat'l Monument. 1371 Comment
  CAS-BOT-BC97419  Artemisia tridentata subsp. tridentata Geo. D. Butler 1910-9-12 1883 Siskiyou Butte Valley 1280 Comment
  UC1119476  Artemisia tridentata subsp. tridentata H. A. Jensen 1933-7-29 336 Siskiyou 2 mi n Garrick Creek; Dunsmuir Quadrangle, Shasta Valley 883 Comment
  HSC68403  Aruncus dioicus var. acuminatus Maralyn A. Renner 1980-7-4 1383 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  UC637065  Aruncus dioicus var. pubescens Edward Lee 1934-8-11 1031 Siskiyou e end Seiad Valley (Walker Creek, a tributary of Klamath River); , Klamath River, Walker Creek 609 Comment
  RSA15586  Aruncus sylvester Carl B. Wolf 1927-8-27 1139 Siskiyou Mouth of Crawford Creek, Klamath river Comment
  JEPS74415  Asarum caudatum W. B. & V. G. Cooke 1974-8-21 49263 Siskiyou Howard, Mt. Shasta 1219 Comment
  RSA238012  Asarum caudatum Frederick W. Oettinger, R. F. Thorne 1969-8-6 1248 Siskiyou Pine Lake Basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  JEPS49837  Asclepias cordifolia Geo. D. Butler 1908-8-1 79 Siskiyou Forest House road Comment
  SEINET6833745  Asclepias cordifolia G. D. Butler 1910-5-23 1396 Siskiyou Humbug Mountain 1219 Comment
  SEINET7121401  Asclepias speciosa B. L. Wilson 2006-7-25 11946 Siskiyou Near spring on Forest Service road above Forest Mountain Summit 1265 Comment
  SDSU2732  Asclepias speciosa D. F. Howe 1979-6-26 5112 Siskiyou 0.3 mile south of #3 on Little Shasta road near Yreka. Comment
  CAS-BOT-BC69598  Aspidotis densa Doris K. Kildale 1928-7-25 5913 Siskiyou Klamath River at Mack's Creek, near Hamburg. Comment
  HSC27787  Aspidotis densa J. P. Smith, J. O. Sawyer 1972-9-13 5787 Siskiyou 2 mi. W of Cook and Green Pass on the road to Lily Pad Lake Comment
  RSA577173  Aspidotis densa L. C. Wheeler 1934-8-26 3224 Siskiyou Trapper Creek Comment
  UC1242062  Aspidotis densa Don Branscomb 1958-7-17 Siskiyou w Dunsmuir; Scott Mts Comment
  CAS-BOT-BC69594  Aspidotis densa Donald Branscomb 1958-7-1 s.n. Siskiyou Castle Lake. 1706 Comment
  HSC23618  Aspidotis densa J. O. Sawyer 1969-7-10 1289 Siskiyou E facing slope W of S Sugar Lake 2226 Comment
  RSA686379  Aspidotis densa M. B. Dunkle 1945-1 9305 Siskiyou Klamath National Forest, Marble Mountains 2439 Comment
  POM58128  Aster occidentalis var. occidentalis E. B. Copeland 1913-9-8 3856 Siskiyou Mt. Eddy Comment
  POM39489  Aster torreyi Edward Palmer 1892-7-13 2516 Siskiyou Mount Shasta and vicinity Comment
  CAS-BOT-BC177860  Astragalus curvicarpus var. curvicarpus J. K. Nelson; Rhonda Posey; Mary Ellen Colberg; Twyla Miller 2006-5-19 2006 -015 Siskiyou North side of Mt. Shasta, south of Hwy. 97; Hotlum Fire area burned in February 2006 1090 Comment
  CAS-BOT-BC177861  Astragalus curvicarpus var. curvicarpus R. C. Barneby 1954-5-15 11504 Siskiyou 2 1/2 miles n. of Gazelle 838 Comment
  UC82564  Astragalus filipes Katharine Brandegee June 1887 Siskiyou Shasta Plains Comment
  CAS-BOT-BC186917  Astragalus inversus Dean Wm. Taylor; Rexford E. Palmer; Glenn L. Clifton; Roy Buck 1987-6-24 9049 Siskiyou Vicinity of Mud Well, McCloud River headwaters 1402 Comment
  HSC104142  Astragalus purshii var. lectulus Dana York 2011-8-13 3069 Siskiyou Klamath National Forest, Marble Mountain Wilderness, 230 m W-SW of Black Marble Mountain 2220 Comment
  HSC71345  Astragalus purshii var. lectulus J. P. Smith 1976-5-22 8782 Siskiyou Callahan Rd. along the E side of Scott Valley 1037 Comment
  CAS-BOT-BC193062  Astragalus purshii var. tinctus Roxana S. Ferris; Laura Lorraine 1948-6-12 11710 Siskiyou Schoolhouse Hill, Plowman's Valley, [Noyes Valley], east fork of Scott River Comment
  UC164060  Astragalus purshii var. tinctus Geo. D. Butler 1909-4-14 631 Siskiyou Humbug HIlls Comment
  UC635309  Astragalus whitneyi Dorothy Tebbe 1929-7-1 77 Siskiyou Dobkins Lake , Dobkins Lake (Mount Eddy) Comment
  CHSC99991  Athyrium distentifolium var. americanum L. P. Janeway 2008-7-26 9505 Siskiyou Klamath Ranges. Between Castle Crags, Trinity Mountains, and The Eddys; about 200 m west-southwest of Heart Lake and about 0.8 km south of Castle Lake. 1859 Comment
  RSA183740  Athyrium filix-femina subsp. cyclosorum Gilbert Muth 1965-8-3 150 Siskiyou Marble Mountains, creek at Marble Valley Comment
  CAS-BOT-BC66196  Athyrium filix-femina var. cyclosorum Geo. D. Butler 1910-7-1 1685 Siskiyou Shackleford Creek 1219 Comment
  CDA2952  Atriplex heterosperma R. Pederson, G. Pederson 1979-9-26 111 Siskiyou Lower Klamath National Wildlife Refuge. Comment
  HSC4355  Atriplex rosea L. C. Wheeler 1934-10-21 3339 Siskiyou Shasta Valley, 8 mi. NE of Gazelle 869 Comment
  UC119303  Atriplex rosea Verne Grant and Irving Schneider 1947-8-25 8277 Siskiyou w side Tule Lake; w side Tule Lake Comment
  UCD77420  Barbarea orthoceras Robert E. Preston 2001-6-30 1642 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W se 1/4 of nw 1/4 Section 14 1722 Comment
  RSA482826  Barbarea orthoceras Christopher Davidson 1975-6-5 2666 Siskiyou 0.8 mi. from gate on special service rd. branching SE of rd from Gazelle to Callahan, ca. 9.3 miles W of Gazelle. Klamath Nat. Forest. 1509 Comment
  LA204057  Berberis aquifolium var. aquifolium Carl B. Wolf; 1934-7-5 5974 Siskiyou Siskiyou Mountains, 4.7 mi. from Oak Knoll Ranger Station on Klamath River, on road to Dry Lake Lookout 1219 Comment
  HSC69417  Berberis nervosa John Palmer 1980-8-12 731 Siskiyou Road to Bearground Spring from Beaver Creek Rd. 1341 Comment
  CAS-BOT-BC75934  Berberis piperiana Geo. D. Butler 1910-8-1 1807 Siskiyou Yreka Creek. Comment
  CAS-BOT-BC75945  Berberis piperiana Mrs. H. P. Bracelin 1936-5-12 849 Siskiyou North base of Mount Eddy. 11 miles northwest of Mount Shasta City. About 2 miles east of Burney Mill. 1127 Comment
  CAS-BOT-BC75938  Berberis piperiana W. R. Dudley 1901-8-26 s.n. Siskiyou Trail above Callahans. Comment
  CAS-BOT-BC75999  Berberis pumila L. E. Smith 1913-5-4 249 Siskiyou Hornbrook. Comment
  JEPS16041  Berula erecta Willis L. Jepson July 1894 14212 Siskiyou Sisson Comment
  JEPS58657  Betula occidentalis Miss Edmonds Jul 1890 Siskiyou Comment
  UC198713  Betula occidentalis Annie M. Alexander and L. Kellogg 1911-6-13 130 Siskiyou 6 mi nw Callahan Comment
  CAS-BOT-BC169487  Betula occidentalis W. R. Dudley 1905-8-4 s.n. Siskiyou Sacramento River Comment
  CAS-BOT-BC102064  Bidens frondosa Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar Comment
  HSC30486  Bistorta bistortoides Frederick W. Oettinger, R. F. Thorne 1969-8-8 1286 Siskiyou Marble Mtn. Wilderness Area, Sundew Bog near English Lake 1829 Comment
  HSC96829  Bistorta bistortoides S. Lyon, J. McIntire 2006-6-25 24 Siskiyou Burns Ranch; On F.S. Rd. 39N41, 0.2 miles southwest of intersection with Rd. 39N27 1341 Comment
  HSC68068  Blepharipappus scaber J. P. Smith 1976-5-22 8793 Siskiyou Near County Dump in Scott Valley between Callahan and Etna 1037 Comment
  RSA49959  Blepharipappus scaber E. K. Balls 1949-7-8 13896 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 1753 Comment
  UC1090387  Blepharipappus scaber Milo S. Baker 1957-6-16 13167 Siskiyou turn off near Callahan (Scott Mt.); Scott Mt. Comment
  CAS-BOT-BC15805  Boechera acutina John Thomas Howell 1937-7-21 13205 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  SEINET3165963  Boechera acutina P. J. Alexander 2008-7-24 868 -C Siskiyou Below the Pacific Crest Trail on the NW side of Lilypad Lake, +-0.5 miles N of Seiad Valley, Siskiyou Mountains, Rogue River National Forest. 1737 Comment
  CAS-BOT-BC16020  Boechera breweri subsp. breweri Doris K. Kildale 1928-7-4 5502 Siskiyou Summit of divide between Salmon River and Scott Valley. Comment
  CAS-BOT-BC16022  Boechera breweri subsp. breweri F. D. Douthitt 1926-3-16 52593 Siskiyou Klamath Forest. Klamath River near Horse Creek. 487 Comment
  JEPS53050  Boechera breweri subsp. breweri Geo. D. Butler 1909-5-14 726 Siskiyou Klamath River Comment
  CAS-BOT-BC13810  Boechera howellii Marion Ownbey; Fred G. Meyer 1940-7-4 2188 Siskiyou East side of Mount Shasta. On ridge above head of Brewer Creek. Comment
  UC722114  Boechera retrofracta C. L. Hitchcock and J. S. Martin 1939-7-9 5308 Siskiyou near Marble Mt. (Kings Castle) (n side of Black Mt.); Black Mt. 2072 Comment
  SEINET3132288  Boechera stricta G. D. Butler 1900-7-8 1164 Siskiyou Dryland, Loy Lake, Shackleford Creek. 1219 Comment
  UC165991  Boechera subpinnatifida Geo. D. Butler 1910-6-1 1446 Siskiyou Yreka Comment
  CAS-BOT-BC25874  Boechera subpinnatifida George Dexter Butler 1909-4-8 587 Siskiyou Humbug Mountain. Comment
  HSC97138  Botrychium virginianum Martin J. Lenz 2006-7-13 3081 Siskiyou ~ 2 aerial mi. NW of north Dunsmuir. 1040 Comment
  UCD102599  Boykinia major John M. Tucker; D. V. Hemphill 1974-7-28 4332 Siskiyou 1 mile south of Haypress Meadows, between trail to Camp 4, Marble Mountain Wilderness Area. 1463 Comment
  CDA25391  Boykinia major var. major T. C. Fuller, Don Shaw 1974-9-24 20022 Siskiyou Siskiyou Mountains.; Reeves Ranch Springs, east of White Mountain. 0 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
  RSA593950  Brickellia greenei L. C. Wheeler 1963-8-30 8309 Siskiyou Siskiyou Mountains. Mouth of Preston Creek at Clear Creek. 792 Comment
  OBI55402  Brickellia greenei David J. Keil 1992-7-24 23562 Siskiyou Klamath Natl forest E of Callahan. 2.5 mi N of Kangaroo Lake on Rail Crk rd Comment
  SEINET7297953 Image available Bromus briziformis A. A. Heller 1905-1 1437 Siskiyou Gazelle Comment
  UC1265360  Bromus carinatus var. carinatus F. W. Oettinger 1969-9-1 1576 Siskiyou to Dry Lake, Salmon Mountains, western Siskiyou County Dry Lake; Salmon Mountains, Dry Lake 2133 Comment
  CAS-BOT-BC148794  Bromus carinatus var. marginatus K. T. Stillman 1976-7-23 305 Siskiyou Marble Mountain Wildnerss Area. 2011 Comment
  UCD58497  Bromus carinatus var. marginatus A. H. Murphy 1955-5-29 55 V Siskiyou Klamath National Forest. Marble Mountains. Clear Lake. 1798 Comment
  UCD59177  Bromus carinatus var. marginatus Geo. D. Butler 1909-5-21 815 Siskiyou Near Yreka. Comment
  CAS-BOT-BC155960  Bromus commutatus John Thomas Howell 1952-6-14 28350 Siskiyou East of Etna on Fort Jones-Callahan Road. Comment
  CAS-BOT-BC155961  Bromus commutatus Louis C. Wheeler 1934-6-22 2748 Siskiyou Klamath National Forest. Cottonwood Creek. 914 Comment
  UCD58981  Bromus madritensis August L. Hormay 1932-4-20 s.n. Siskiyou Brownell. Comment
  RSA239136  Bromus marginatus Frederick W. Oettinger 1968-8-8 453 Siskiyou Crapo Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  UC1265362  Bromus orcuttianus F. W. Oettinger 1968-9-2 664 Siskiyou Salmon Mountains, sw side of Upper English Lake, w Siskiyou County Upper English Lake; Salmon Mountains, Upper English Lake 1868 Comment
  CAS-BOT-BC185591  Bromus tectorum Doris K. Kildale 1928-7-25 5905 Siskiyou Klamath River. Mack's Creek near Hamburg. Comment
  CAS-BOT-BC185590  Bromus tectorum Geo. D. Butler 1909-8-16 860 Siskiyou Along creek near Yreka. Comment
  UC2026512  Bulbostylis capillaris Louis C. Wheeler 1958-8-24 7432 Siskiyou Shasta Lake. 1/4 mi. west of mouth of Cove Creek. Comment
  CAS-BOT-BC273224  Cacaliopsis nardosmia Geo. D. Butler 1910-5-1 1266 Siskiyou Humbug Mountain Comment
  CAS-BOT-BC185263  Calamagrostis koelerioides Doris K. Kildale 1928-8-20 6621 Siskiyou Hancock Lookout, on trail to Marble Mountain. 2151 Comment
  HSC27138  Calamagrostis koelerioides J. P. Smith, Steve Selva 1970-7-27 4502 Siskiyou Gumboot Lake 1768 Comment
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Jun 7 2012
  RSA126056  Calamagrostis koelerioides I. L. Wiggins 1955-7-27 13558 Siskiyou Caribou Lake, Salmon River-Trinity Alps Primitive Area. 2043 Comment
  RSA273425  Calamagrostis koelerioides J. P. Smith, Steve Selva 1970-7-27 4502 Siskiyou Gumboot Lake 1768 Comment
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Jun 7 2012
  CAS-BOT-BC185259  Calamagrostis koelerioides Doris K. Kildale 1929-8-24 8826 Siskiyou Preston Peak. 2133 Comment
  UC1495303  Calamagrostis purpurascens Robert T. Clausen and Harold Trapido 1940-7-27 4972 Siskiyou w side of creek about 4 mi nne summit of Mt. Shasta; So. Cascade Mts., Sacramento River Basin, Mountainhouse Cree 2133 Comment
  SEINET7584064 Image available Calliscirpus criniger Frederick W. Oettinger 1968-9-7 754 Siskiyou High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, near Hancock Lake outlet. 1935 Comment
  UC163689  Callitriche verna Geo. D. Butler 1908-12-27 1540 Siskiyou creek near Oro Fino Comment
  CAS-BOT-BC85729  Calocedrus decurrens Doris K. Kildale 1927-11-28 4234 Siskiyou Quartz Valley, Scott River Comment
  CAS-BOT-BC85749  Calocedrus decurrens C. Hart Merriam 1907-9-15 s.n. Siskiyou Near Hat Creek (between Snell's and Eldredge's. Comment
  UC593511  Calochortus coeruleus E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 1993 Siskiyou 1.5 mi w Mt Shasta City (spur of Rainbow Ridge above Sulloway Creek); Rainbow Ridge 1188 Comment
  CAS-BOT-BC488606  Calochortus elegans var. nanus Annie M. Alexander; Louise Kellogg 1949-7-21 5823 Siskiyou Paradise Lake, Marble Mountains 1920 Comment
  HSC44997  Calochortus nudus J. P. Smith, Steve Selva 1970-7-17 4463 Siskiyou Below Kangaroo Lake. 1890 Comment
  UC1282007  Calochortus nudus Louise Kellogg Aug 5 1953-Aug 7 1953 102 Siskiyou 1 mi n Cory Peak, Klamath National Forest (11 mi e of Callahan on road to Gazelle, then 5.8 mi s on logging road); Scott Mountains, Cabin Meadow 1844 Comment
  CAS-BOT-BC493090  Calochortus nudus W. R. Dudley 1893-6-19 s.n. Siskiyou Woods near Sisson Comment
  CAS-BOT-BC493091  Calochortus nudus W. R. Dudley 1905-8-4 s.n. Siskiyou meadow foot of Mt. Eddy Comment
  CAS-BOT-BC132457  Calochortus persistens Marion Ownbey; S. J. Preece, Jr. 1952-6-25 3341 Siskiyou Ridge road to Deadwood Lookout, mountains west of Yreka Comment
  UC909366  Caltha biflora Ira L. Wiggins 1950-5-28 12367 Siskiyou Above Grouse Creek, ca 1.5 miles from Carmen Lake. 1584 Comment
  POM97903  Caltha howellii Geo. D. Butler 1910-6-5 1509 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC181510  Caltha leptosepala A. A. Heller 1915-7-15 12080 Siskiyou Mt. Eddy 2072 Comment
  CAS-BOT-BC181511  Caltha leptosepala Harley P. Chandler 1901-6-1 1571 Siskiyou Ridges and meadows near Marble Mountain 1828 Comment
  HSC61820  Caltha leptosepala Ruby Van Deventer Jun 1961 Siskiyou Poker Flat 1585 Comment
  HSC69129  Caltha leptosepala Maralyn A. Renner 1980-7-24 2046 Siskiyou Lily Pad Lake 1768 Comment
  UCD129758  Calycadenia fremontii Gerald D. Carr 1974-9-12 783 Siskiyou 0.4 mile east of Somebar on Etna-Somebar Road. Comment
  UCR51762  Calycadenia truncata subsp. scabrella L. C. Wheeler 1934-6-26 2787 Siskiyou Siskiyou Mtns., Camp Lowe, Klamath River 765 Comment
  RSA381905  Calypso bulbosa J. P. Smith 1973-5-5 6468 Siskiyou Along Cook and Green Pass road. Comment
  SD76155  Calyptridium umbellatum Helen V. Witham 1969-10-9 609 Siskiyou Near Ski Bowl, Mt. Shasta 2400 Comment
  CAS-BOT-BC37004  Camelina microcarpa R. E. Frenkel 1963-7-15 259 Siskiyou On Everitt Memorial Highway, 1.7 miles north of McCloud River RailRoad crossing near Mount Shasta. 1290 Comment
  RSA68916  Campanula prenanthoides A. E. Culbertson 1943-8-1 42 Siskiyou Castle Lake. 14 miles s.w. of Mt. Shasta on n side of a 6600' eastern spur of Trinity Mts.; 2000' above Sacramento R. within 10 air miles at its headwaters to the west. 1657 Comment
  SEINET10840323  Campanula prenanthoides Muth 1975-8-1 MUTH s.n. Siskiyou Near Sutcliffe Creek, on the Preston Peak quadrangle; close to the town of Happy Camp 1341 Comment
  UC29014  Campanula prenanthoides Milo S. Baker 1893-6 Siskiyou 6 mi below Barthes; McCloud River Comment
  SEINET10463266  Campanula prenanthoides Samuel B. Parish 1902-9-13 Parish E 2000 Siskiyou DUNSMUIR MOIST BANK Comment
  SEINET10840321  Campanula prenanthoides Oettinger 1969-8-5 OETTINGER 1198 Siskiyou On southeast-facing slope along trail between Abbott's upper Cabin and English Lake, just above "Willow Springs" 1676 Comment
  SEINET10939015  Campanula prenanthoides Feratte 1966-8-3 FERATTE 267 Siskiyou Along the South Fork of the Salmon River between the campground and Carter's 1524 Comment
  POM59315  Campanula scabrella E. B. Copeland 1903-8-18 3844 Siskiyou Mount Eddy 2744 Comment
  SEINET10463523  Campanula scouleri Muth 1975-8-1 MUTH s.n. Siskiyou NR. SUTCLIFFE CR., PRESTON PEAK QUAD. NR. HAPPY CAMP STREAMSIDE, EVERGREEN FOREST 1341 Comment
  UC131860  Campanula scouleri Dr. E. B. Copeland 1903-8-17 3911 Siskiyou Mt. Eddy 1310 Comment
  HSC69419  Campanula scouleri John Palmer 1980-8-13 769 Siskiyou Dead Cow Creek, near USFS Rd. 47N44, Beaver Creek Rd. 1616 Comment
  RSA456191  Campanula scouleri M. B. Dunkle 1944-7-15 9102 Siskiyou Siskiyou Natl. Forest Comment
  SEINET10463792  Campanula scouleri Hemphill 1970-8-11 HEMPHILL s.n. Siskiyou Sanger Lake 1524 Comment
  SEINET10905940  Campanula scouleri Hemphill 1970-7-5 HEMPHILL s.n. Siskiyou BUCK LAKE 1311 Comment
  SEINET10972092  Campanula scouleri Joseph W. Congdon 1900-8-8 Congdon s.n. Siskiyou NEAR SISSON Comment
  SEINET192728  Campanula wilkinsiana W. Bridge Cooke 1941-8-28 16238 Siskiyou Mt. Shasta Squaw Valley Creek. 1829 Comment
  UCD114169  Cardamine bellidifolia Dean Wm. Taylor 1975-8-14 5456 Siskiyou Mt. Shasta, between Shasta Ski area and Green Butte. 2590 Comment
  CAS-BOT-BC19772  Carex abrupta K. T. Stillman 1976-7-15 257 Siskiyou Marble Mountain Wilderness Area. 1950 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
  CAS-BOT-BC17960  Carex angustata William Bridge Cooke 1939-7-7 13618 Siskiyou Mount Shasta. In the bog formed by the lower Wagon Camp Springs. 1737 Comment
  CAS-BOT-BC17962  Carex angustata William Bridge Cooke 1939-7-7 13618 Siskiyou Mount Shasta. In the Sedge Swamp at Wagon Camp. 1737 Comment
  HSC39285  Carex angustata J. O. Sawyer 1969-6-12 889 Siskiyou Sugar Creek 1515 Comment
  RSA757863  Carex atherodes P. F. Zika 2009-8-16 24601 Siskiyou Forest Servic eRoad 46N04, about 1 air mile south of Juanita Lake. 1540 Comment
  UC143808  Carex athrostachya Dr. E. B. Copeland 1903-9-7 3866 Siskiyou Mount Eddy 2133 Comment
  JEPS109271  Carex bolanderi D. W. Taylor 2005-7-14 19401 Siskiyou Wagon Camp, along Forest road 40N25, Panther Creek drainage, Mount Shasta Comment
  JEPS63748  Carex bolanderi B. C. Goldsmith 1916-7-23 8 Siskiyou 6 mi from McCloud; McCloud River Comment
  CAS-BOT-BC34883  Carex deflexa var. boottii John Thomas Howell 1937-7-25 13486 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  RSA91634  Carex deflexa var. boottii J. T. Howell 1937-7-25 13486 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  SEINET7556603 Image available Carex deflexa var. boottii Unknown 1969-8-6 1227 Siskiyou Salmon Mountains The high lake basins in the vicinity of English Peak Marble Mountains Wilderness Area. Southwest of Pine Lake. 1905 Comment
  CAS-BOT-BC20057  Carex echinata Peter H. Raven 1956-9-4 10384 Siskiyou Ridge south of Mount Eddy. 2286 Comment
  CAS-BOT-BC19921  Carex epapillosa Alice Eastwood 1921-7-28 s.n. Siskiyou Medicine Lake. Comment
  SEINET10921600  Carex epapillosa A. Arthur Heller 1922-7-15 Heller 13709 Siskiyou Plentiful in moist meadow at Medicine Lake. 2134 Comment
  CAS-BOT-BC20751  Carex fracta Rimo Bacigalupi 1959-7-1 7209 Siskiyou Western Slopes at broadening base of Mt. Shasta. 1676 Comment
  CHSC82808  Carex halliana L. P. Janeway 2002-7-12 7626 Siskiyou High Cascade Range. 2.7 km west of the summit of Ash Creek Butte; along west side of Road 19 (Military Pass Road) about 1.6 km south of the National Forest boundary. 1780 Comment
  CAS-BOT-BC22296  Carex hassei John Thomas Howell 1937-7-23 13334 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CHSC40173  Carex hassei Lawrence Janeway 1982-7-2 32 Siskiyou At Poker Flat, at end of rd 18N33. 1524 Comment
  CAS-BOT-BC28084  Carex hoodii John Thomas Howell 1939-8-2 14936 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  SEINET3902134  Carex hoodii M. L. Conrad, Dunn; Kenney 1973-6-2 6986 Siskiyou 17.4 miles northeast of Cecilville Store, on road to Callahan.; 0 2073 Comment
  CHSC86243  Carex inops subsp. inops Martin J. Lenz 2003-6-9 18 Siskiyou 0.3 mi. up 100R1 logging road from Tom Young Rd. approx. 1 mi. WNW of Pondosa. UTM: Zone 10 608838N 4562152N. 1255 Comment
  CAS-BOT-BC7661  Carex integra John Thomas Howell 1939-8-7 15121 Siskiyou Sky High Valley, Marble Mountains. 1828 Comment
  CAS-BOT-BC35476  Carex jonesii A. A. Heller 1922-7-15 13708 Siskiyou Medicine Lake 2133 Comment
  RSA783707  Carex klamathensis Barbara L. Wilson, Richard E. Brainerd 2010-8-10 16313 Siskiyou Klamath National Forest: along road 41N03, 1.5 mi from road 2H001. 1591 Comment
  UC1584279  Carex lenticularis J. Kierstead 1990-5-8 90 -59 Siskiyou Lower Falls of the McCloud River McCloud R.D. 1828 Comment
  CAS-BOT-BC31437  Carex leporinella John Thomas Howell 1939-8-8 15155 Siskiyou Black Mt. Marble Mts. Comment
  UC642547  Carex luzulina var. ablata W. Bridge Cooke 1939-7-7 13619 Siskiyou Sedge Swamp at Wagon Camp Mount Shasta 1737 Comment
  RSA577789  Carex luzulina var. ablata L. C. Wheeler 1935-7-26 3719 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  SEINET10711249  Carex mariposana Louis C. Wheeler 1934-8-6 Wheeler 3049 Siskiyou Dry sunny meadow. Bear Ground Gulch off James Canyon. Siskiyou Mts. S32, T48N, R9W. Mt. Diablo Mer. 1676 Comment
  HSC60835  Carex microptera Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  UCD140645  Carex microptera John Thomas Howell 1939-8-5 15082 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  CAS-BOT-BC32011  Carex multicaulis Gote Wilhelm Turesson; Carl Gustav Alm 1938-7-19 503 Siskiyou Mt. Shasta, southern slope. 2743 Comment
  HSC45959  Carex multicaulis J. P. Smith 1973-5-5 6418 Siskiyou Along Cook and Green Pass Rd. Comment
  CHSC40193  Carex multicostata L. P. Janeway 1983-9-22 689 Siskiyou On ridge nw of Poker Flat (the Siskiyou crest). 1584 Comment
  HSC29633  Carex multicostata Frederick W. Oettinger 1968-8-8 450 Siskiyou Marble Mtn. Wilderness Area, Crapo Meadow 2165 Comment
  RSA211375  Carex multicostata William J. Ferlatte 1966-6-22 115 Siskiyou Josephine Lake basin; Trinity Alps. 1677 Comment
  CAS-BOT-BC119900  Carex nebrascensis Lewis Samuel Rose 1937-7-3 37395 Siskiyou Weed. 944 Comment
  CAS-BOT-BC119901  Carex nebrascensis W. R. Dudley 1899-8-13 s.n. Siskiyou Nabar, near NcCloud. Comment
  UC618742  Carex nervina J. W. Stacey 1938-7-15 11255 Siskiyou Wagon Camp Mount Shasta Comment
  JEPS25578  Carex nigricans Rimo Bacigalupi with George Bacigalupi Jr. 1959-7-1 7205 Siskiyou Panther Meadow, sw slopes of Mt. Shasta Mt. Shasta, Panther Meadow 2286 Comment
  RSA237303  Carex nigricans Frederick W. Oettinger 1969-9-2 1600 Siskiyou On the cool north side of English Peak. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  UCR45815  Carex nudata L. P. Janeway 1984-6-21 461 Siskiyou Dillon Mtn. Q., East side of Klamath River at Persido Bar. 213 Comment
  UC2046866  Carex pachycarpa R. E. Brainerd with N. Otting 2013-7-12 2186 Siskiyou Siskiyou County: Klamath Mountains. Marble Mountains Wilderness Area. Ridgeline ca. 700 feet southeast of Upper Wright Lake. Comment
  CAS-BOT-BC119208  Carex pachystachya Alice Eastwood 1921-7-28 10941 Siskiyou Medicine Lake Comment
  CAS-BOT-BC119246  Carex pachystachya William Bridge Cooke 1939-7-21 13732 Siskiyou In the Wagon Camp Sedge Swamp. 1737 Comment
  CAS-BOT-BC119130  Carex phaeocephala William J. Ferlatte 1967-8-21 1077 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake 2286 Comment
  JEPS117598  Carex praegracilis Lowell Ahart, John Dittes 2010-7-30 16953 Siskiyou About 50 yards west of the East Louie Road Bridge, about 30 yards west of the Shasta River, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  RSA715932  Carex praegracilis L. Ahart, John Dittes 2005-6-10 12108 Siskiyou 30yards east of the Shasta River, about 60 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  CAS-BOT-BC118777  Carex preslii John Thomas Howell 1939-8-2 14907 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC118790  Carex preslii George Dexter Butler 1909-6-13 806 Siskiyou Damp meadow near Oro Fins Comment
  CAS-BOT-BC118791  Carex preslii William Bridge Cooke 1939-7-12 13635 Siskiyou On the SW slopes of the mountain near Horse Camp. 2438 Comment
  HSC61816  Carex rostrata Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  HSC62623  Carex rostrata Al Hobart 1968-6-13 Siskiyou Youngs Valley Comment
  HSC62624  Carex rostrata Al Hobart 1968-9-4 Siskiyou Youngs Valley Comment
  HSC91373  Carex rostrata Jennifer Whipple 1976-7-24 1535 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CAS-BOT-BC117907  Carex scabriuscula John Thomas Howell 1937-7-29 13673 Siskiyou North side of Scott Mt. Comment
  HSC91374  Carex scopulorum Jennifer Whipple 1978-10-6 2424 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  RSA238968  Carex scopulorum Frederick W. Oettinger 1968-9-5 710 Siskiyou At south end of Diamond Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2072 Comment
  CAS-BOT-BC28345  Carex scopulorum var. bracteosa John Thomas Howell 1939-8-7 15127 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  UCD63042  Carex scopulorum var. bracteosa Daniel Sanchez-Mata; Tomas Santamaria 2006-7-26 s.n. Siskiyou Weed. Rail Creek Road from Gazelle-Callahan Road. Kangaroo Lake. Kangaroo Lake Botanical Area. The Fen Trail. Scott Mountains, Klamath National Forest. 1850 Comment
  CHSC113797  Carex serratodens Peter F. Zika 2011-7-7 25546 Siskiyou W side of Route 3, 0.8 road miles N of Soap Creek Road, 3.5 air miles NW of Bally Mountian. Klamath Range. (KR) 1000 Comment
  SEINET7575204 Image available Carex serratodens David Castaner 1989-6-19 10241 Siskiyou Along Highway 3, between Callahan and Gazelle. Comment
  CAS-BOT-BC117245  Carex spectabilis Paul Clifford Hutchison 1962-8-2 931 Siskiyou Mt. Shasta between Panther Meadow and top of ski lift. 2743 Comment
  CAS-BOT-BC117259  Carex spectabilis William J. Ferlatte 1967-8-21 1066 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. 2286 Comment
  UC835741  Carex spectabilis John Thomas Howell 1939-8-8 15151 Siskiyou Black Mt. Marble Mts. Comment
  UC1023842  Carex stipata var. stipata Douglas Barbe 1955-6-29 29 Siskiyou 1 mi e Callahan; Klamath Mountains 975 Comment
  CAS-BOT-BC115843  Carex subfusca Lewis Samuel Rose 1937-7-3 37393 A Siskiyou Unspecified. 944 Comment
  UC836867  Carex vesicaria A. A. Heller 1922-7-15 13711 Siskiyou Medicine Lake 2133 Comment
  HSC30550  Carex vesicaria Frederick W. Oettinger 1969-8-22 1506 Siskiyou Marble Mtn. Wilderness Area, N shoreline of Horse Range Lake 1822 Comment
  RSA0006666  Cassiope mertensiana subsp. ciliolata E. B. Copeland 1903-8-18 3898 Siskiyou Mt. Eddy 2591 Comment
  HSC44723  Castilleja applegatei subsp. pinetorum J. O. Sawyer, Ed Cope 1977-6-18 2906 Siskiyou Along Clear Creek trail below Ten Mile Creek 457 Comment
  JEPS6837  Castilleja applegatei subsp. pinetorum H. A. Thomas and J. H. Thomas 1954-7-21 4423 Siskiyou about 6 mi se Cecilville (w side of Rush Creek); Salmon-Trinity Mts. 1158 Comment
  CAS-BOT-BC243773  Castilleja applegatei var. pinetorum H. A. Thomas; J. H. Thomas 1954-7-25 4540 Siskiyou Below Rush Creek Meadow along Rush Creek, about 8 miles E of Cecilville, Salmon - Trinity Mts. 1828 Comment
  JEPS3870  Castilleja arachnoidea W. L. Jepson 1940-6-27 20034 Siskiyou e slope Mt. Shasta 1828 Comment
  CAS-BOT-BC32640  Castilleja excelsa John Thomas Howell 1939-8-4 15058 Siskiyou Near Spirit Lake, Marble Mts. 1828 Comment
  HSC82560  Castilleja lacera Thomas W. Nelson, Jane P. Nelson 1979-5-26 4719 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  JEPS66322  Castilleja lacera L. R. Heckard with T. I. Chuang 1971-6-16 2586 Siskiyou ca 2 mi n Weed (along U.S. Highway 97) Comment
  SJSU2090  Castilleja linariifolia J. W. Tilden 1958-6-25 1260 Siskiyou near Monument Headquarters, Lava Beds National Monument Comment
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Jun 3 2009
  CAS-BOT-BC252476  Castilleja miniata Wm. Bridge Cooke 1938-9-8 11606 Siskiyou Mt. Shasta 2590 Comment
  CAS-BOT-BC253618  Castilleja miniata Doris K. Kildale 1928-8-19 6579 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  HSC19170  Castilleja miniata J. O. Sawyer 1969-7-24 1506 Siskiyou SE facing slope W of Sugar Lake 1905 Comment
  UC1190141  Castilleja miniata Ira L. Wiggins 1955-7-27 13555 Siskiyou Caribou Lake; Salmon-Trinity Alps Primitive Area 2042 Comment
  UC163715  Castilleja miniata Geo. D. Butler 1908-8-7 421 Siskiyou Whiskey Camp Indepencence Creek (Indepencence Creek) Comment
  CAS-BOT-BC254025  Castilleja miniata G. Muth 1965-7-29 s.n. Siskiyou Meadow below marble rim Comment
  RSA183418  Castilleja miniata J. M. Tucker 1963-8-17 3740 Siskiyou Red Rock Creek, in vicinity of cabin. Lower Red Rock Valley, Marble Mountain Wilderness Area. 1494 Comment
  JEPS3851  Castilleja miniata subsp. elata W. L. Jepson 1937-7-30 18560 Siskiyou headwaters of Indian Creek; Poker Flat 1584 Comment
  JEPS66323  Castilleja pilosa L. R. Heckard with T. I. Chuang 1971-7-16 2587 Siskiyou just s Mt. Shasta Vista (U.S. Route 97) (ca 2 mi n of Deer Lodge (n of Weed)) 1463 Comment
  CAS-BOT-BC26229  Castilleja pratensis A. A. Heller 1905-6-20 8079 Siskiyou Gazelle Station Comment
  CHSC9486  Castilleja pruinosa J. F. Goodwin 1971-7-3 139 Siskiyou North side of road . 8.2 mi. south of Mt. Shasta Ski Bowl area. 1524 Comment
  HSC72470  Castilleja pruinosa J. P. Smith 1973-5-5 6448 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  CAS-BOT-BC241085  Castilleja schizotricha G. J. Muth 1969-8-6 1209 Siskiyou Boulder Peak 2529 Comment
  CHSC68028  Ceanothus arcuatus James D. Jokerst 1992-7-30 3411 Siskiyou Top of divide between Trinity River, N of road. Pine stand SE of Summit. [No additional location data; W of Interstate 5? V. Oswald]. Comment
  CAS-BOT-BC48710  Ceanothus cordulatus Wm. Bridge Cooke 1939-7-14 13674 Siskiyou Along the Sisson Southern Trail in the chaparral 1219 Comment
  UC79966  Ceanothus cordulatus T. S. Brandegee 1889-7-1 Siskiyou Sisson Comment
  CAS-BOT-BC126854  Ceanothus cuneatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53421 Siskiyou East side of Scott Valley, 10 miles south of Fort Jones on road to Callahan 853 Comment
  SEINET3110808  Ceanothus cuneatus Steve Selva, Roger Jensen 1974-8-24 46 Siskiyou Along Road 8 to Sugar Lake trail. Comment
  CAS-BOT-BC63602  Ceanothus integerrimus D. M. Traugh 1933-5-30 75403 Siskiyou Klamath Forest. 579 Comment
  CAS-BOT-BC50688  Ceanothus integerrimus var. macrothyrsus A. A. Heller 1905-6-1 7926 Siskiyou Between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC52115  Ceanothus prostratus Geo. D. Butler 1910-5-10 1317 Siskiyou Goosenest foothills 1524 Comment
  HSC99929  Ceanothus prostratus J. P. Smith, & J. O. Sawyer 2011-7-31 13347 Siskiyou Sugar Creek Trail W of Callahan 1463 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
  RSA399825  Ceanothus prostratus M. B. Dunkle 1944-1-15 9090 Siskiyou Siskiyou National Forest. 1768 Comment
  SBBG4462  Ceanothus prostratus var. prostratus H. and M. Dearing 1939-7-3 3543 Siskiyou near Weed Comment
  CAS-BOT-BC63151  Ceanothus velutinus Alice Eastwood 1912-9-1 2067 Siskiyou Mount Shasta. Comment
  HSC30657  Ceanothus velutinus Frederick W. Oettinger 1968-8-10 469 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area; east side of Hancock Lake 1936 Comment
  JEPS42159  Ceanothus velutinus L. N. Lorenzen 1920-7-19 Siskiyou Sisson Comment
  OBI10323  Ceanothus velutinus H. E. McMinn 1931-6-27 2519 Siskiyou Shasta City Comment
  RSA3390  Ceanothus velutinus Carl B. Wolf 1931-9-3 2395 Siskiyou 1 miles W of summit of grade on road from Mt Shasta City to Mccloud. 1220 Comment
  UC1409313  Ceanothus velutinus Frederick W. Oettinger 1968-8-10 469 Siskiyou on e side Hancock Lake ((high lake basins in vicinity of English Peak)); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  UCR136775  Ceanothus velutinus J. O. Sawyer 1977-7-6 3020 Siskiyou South of Little Duck Lake 2134 Comment
  CAS-BOT-BC52810  Ceanothus velutinus var. velutinus Gilbert Muth 1965-7-30 s.n. Siskiyou Marble Valley and Marble Rim Comment
  CAS-BOT-BC52812  Ceanothus velutinus var. velutinus John Thomas Howell 1939-8-3 15016 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC281967  Centaurea benedicta Dorothy Parker 1950-6-19 458 Siskiyou Near Scott River, Scott Valley (Horn Ranch) 850 Comment
  HSC49903  Centaurea cyanus Maralyn O'Meara 1974-5-25 441 Siskiyou On Road 8, 2.4 miles W of junction with Hwy. 3 915 Comment
  HSC40224  Centaurea cyanus J. P. Smith 1976-5-22 8791 Siskiyou Near County Dump in Scott Valley between Callahan and Etna 1037 Comment
  RSA190692  Centaurea diffusa T. C. Fuller 1967-8-15 16262 Siskiyou 3 roadside plants, W side of Hwy 97 to weed, 3 miles S of Macdoel, Butte Valley Comment
  RSA190715  Centaurea maculosa T. C. Fuller 1967-8-15 16263 Siskiyou Roadside, N side of Hwy 97 (Weed to Macdoel), W of R.R. spur at Grass Lake Comment
  RSA190721  Centaurea maculosa T. C. Fuller 1967-8-15 16261 Siskiyou West side of Hwy. 97 to Weed, 3 miles south of Macdoel, Butte Valley Comment
  UCR242095  Centaurea solstitialis Steve B. Orloff 2011-1 SQK 472276 S1-D Siskiyou property along the Klamath River 213 Comment
  CAS-BOT-BC106027  Centaurea virgata subsp. squarrosa R. E. Frenkel 1964-7-14 685 Siskiyou On a southern shoulder of Everitt Memorial Highway just east of a point 3.7 miles north of McCloud River RR crossing. 1493 Comment
  UC189123  Centaurium muehlenbergii Edward Lee Greene Jul 1876 Siskiyou Yreka Comment
  UC725957  Centromadia fitchii A. A. Heller 1925-7-25 13907 Siskiyou 7 mi s Yreka Comment
  CDA39521  Cephalanthera austiniae F. D. Horn 1982-6-22 s.n. Siskiyou South of State Fish Hatchery, in Old Shasta Brown Ranch subdivision, southwest of Mount Shasta City. 0 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
  CAS-BOT-BC207629  Cercis occidentalis Carl B. Wolf 1927-8-27 1154 Siskiyou On the Klamath River 1 mile above the Salmon River Comment
  CAS-BOT-BC147685  Cercocarpus betuloides var. betuloides W. R. Dudley 1901-8-1 s.n. Siskiyou Salmon Mountains Comment
  CAS-BOT-BC148528  Cercocarpus ledifolius var. ledifolius Mrs. G Earle Kelly 1924-6-1 s.n. Siskiyou Eagle Ridge, Klamath Lake Comment
  HSC63032  Cercocarpus montanus var. glaber J. P. Smith 1973-5-5 6506 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC27460  Cercocarpus montanus var. macrourus J. P. Smith, J. O. Sawyer 1972-5-28 5385 Siskiyou Salmon River at bridge west of O'Farrill Gulch 549 Comment
  POM208295  Chaenactis carphoclinia L. C. Wheeler 1934-6-15 2715 Siskiyou Hungry Creek, Siskiyou Mts. 1280 Comment
  CAS-BOT-BC276771  Chaenactis douglasii var. douglasii L. E. Smith 1915-9-1 s.n. Siskiyou Sisson Comment
  JEPS34205  Chaenactis douglasii var. douglasii W. L. Jepson 1940-6-23 20005 Siskiyou n of Mt. Shasta (Andesite sta.) 975 Comment
  JEPS34206  Chaenactis douglasii var. douglasii W. L. Jepson Jul 17 1902-Jul 22 1902 2100 Siskiyou Devil's Backbone, w Siskiyou Devil's Backbone 1828 Comment
  JEPS50483  Chaenactis douglasii var. douglasii Al Hobart 1967-7-1 Siskiyou above Youngs Valley; Siskiyou Mountains, westermost Siskiyou County 1584 Comment
  UC1170098  Chaenactis douglasii var. douglasii unknown 1956-7-16 30293 Siskiyou above Hotlum Station (along old loggin road; n side of Mount Shasta); Mount Shasta 1524 Comment
  UC472229  Chaenactis douglasii var. douglasii Annie M. Alexander and Louise Kellogg 1911-8-14 318 Siskiyou Mt. Eddy Comment
  RSA238764  Chaenactis douglasii var. douglasii Frederick W. Oettinger 1968-8-16 529 Siskiyou near the summit of 'Little Medicine Mt.' adjacent to Red Fir Forest, north of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  UC195206  Chaenactis suffrutescens Annie M. Alexander and Louise Kellogg 1911-8-12 308 Siskiyou near Toad Lake 2072 Comment
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Mar 20 2012
  CHSC98916  Chamaebatiaria millefolium L. P. Janeway; B. Castro 2007-7-28 9130 Siskiyou Modoc Plateau. Upper part of Callahan Flow, along Road 44N53 0.6 km north of Cinder Butte. 1731 Comment
  HSC59605  Chamaebatiaria millefolium J. P. Smith, Steve Selva 1970-8-8 4571 Siskiyou Lava Beds National Monument Comment
  CAS-BOT-BC85660  Chamaecyparis lawsoniana W. R. Dudley 1901-8-16 s.n. Siskiyou Salmon Mountains Comment
  CAS-BOT-BC85662  Chamaecyparis lawsoniana J. G. Lemmon s.n. Siskiyou Sacramento Comment
  CHSC4549  Chamaesaracha nana J. E. Bowlin 1967-7-18 54 Siskiyou On bank beside the road, 3.9 mi w of Mount Shasta Ski Bowl. 2133 Comment
  RSA624995  Chamaesyce maculata L. C. Wheeler 1963-8-23 8266 Siskiyou Klamath River: Walker (near Oak Knoll). Comment
  RSA432492B  Chamaesyce serpillifolia L. C. Wheeler 1935-7-13 3659 Siskiyou Ager. 793 Comment
  CHSC93669  Chamaesyce serpyllifolia Lowell Ahart; John Dittes 2005-6-10 12111 Siskiyou North of the poor dirt road, about 40 yards north of the Shasta River, about 200 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
  JEPS52362  Chamaesyce serpyllifolia Geo. D. Butler 1908-8-15 70 Siskiyou near Yreka; McNulty Ranch Comment
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May 7 2008
  UCD103638  Chamerion angustifolium Steve. Morgan 1987-7-28 s.n. Siskiyou McGinnis Springs, 5 miles NW of McCloud, Shasta-Trinity National Forest, S of Mt. Shasta. 1767 Comment
  CAS-BOT-BC160568  Chamerion angustifolium Gilbert Muth 1965-8-12 s.n. Siskiyou 2/3 up meadow on back of Blk. Mt. 2133 Comment
  CAS-BOT-BC166095  Chamerion angustifolium subsp. circumvagum Edward Lee 1934-8-13 1069 Siskiyou Happy Camp - Waldo (Oregon) Road. Watershed of West Branch of Indian Creek. Klamath Nat. Forest 1371 Comment
  HSC19498  Chamerion angustifolium subsp. circumvagum J. O. Sawyer 1969-8-4 1864 Siskiyou Slope SW of Sugar Lake 2195 Comment
  HSC36743  Chamerion angustifolium subsp. circumvagum Brent Whiteley 1975-6-22 26 Siskiyou 220 Comment
  CAS-BOT-BC68246  Cheilanthes gracillima Doris K. Kildale 1929-7-20 8579 Siskiyou East spur of Preston Peak above Rockefeller Lake 2133 Comment
  HSC27789  Cheilanthes gracillima J. P. Smith, J. O. Sawyer 1972-9-13 5784 Siskiyou 0.5 mi. W of Cook and Green Pass on rd. to Lily Pad Lake. Comment
  UC618845  Cheilanthes gracillima W. Bridge Cooke 1938-8-18 11491 Siskiyou Lower Horse Camp Slopes Horse Camp; Mt Shasta Comment
  HSC67858  Chimaphila menziesii J. P. Smith, Steve Selva 1970-6-16 3992 Siskiyou 6 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1280 Comment
  CAS-BOT-BC452264  Chimaphila umbellata L. E. Smith 1913-9-1 555 Siskiyou Mt. Eddy Comment
  UC1483532  Chimaphila umbellata John Palmer 1980-8-12 687 Siskiyou s.e. Wards Gap; Klamath Nat'l Forest, Condry Mt. Quad. 1188 Comment
  CAS-BOT-BC184898  Chloris virgata T. C. Fuller 1966-10-5 15243 Siskiyou West side of Interstate 5 just south of exit to Hilts. Comment
  CDA32102  Chorispora tenella T. C. Fuller 1962-5-18 8748 Siskiyou Epperson property, 3.5 miles northwest of Gazelle. 0 Comment
  SEINET13952977 Image available Chrysolepis chrysophylla F. J. Hermann 1972-1 24813 Siskiyou Rocky slope in open white fur woods on Sawyer's Bar Rd., alt 6,000 ft., 9 miles southwest of Etna. 0 Comment
  CAS-BOT-BC36235  Chrysolepis sempervirens Wm. Bridge Cooke 1938-9-8 11645 Siskiyou North side of Red Butte, Mount Shasta 2468 Comment
  CAS-BOT-BC36244  Chrysolepis sempervirens Doris K. Kildale 1928-8-19 6556 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  CAS-BOT-BC36248  Chrysolepis sempervirens John Thomas Howell 1937-7-26 13518 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  RSA34968  Chrysolepis sempervirens Roxana S. Ferris, Laura Lorraine 1941-8-11 10508 Siskiyou About 7 miles from Medicine Lake on road to Modoc Lava Beds National Monument; Shasta National Forest. Comment
  UC455273  Chrysolepis sempervirens I. J. Condit 1909-8-23 Siskiyou near Sisson (Castle Lake); Castle Lake 2133 Comment
  HSC2234  Chrysothamnus viscidiflorus subsp. viscidiflorus Geo. D. Butler 1910-7-20 1731 Siskiyou Goosenest 1524 Comment
  SEINET8734907 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus Lewis S. Rose 1941-1 41427 Siskiyou Dorris 1307 Comment
  CDA38307  Cicuta douglasii T. C. Fuller 1984-7-3 20429 Siskiyou On east side of railroad, north limits of Mt. Shasta City. 0 Comment
  SD9199  Cicuta douglasii Eleanor C. Layman 1933-9-3 Siskiyou Shasta Springs Comment
  HSC19053  Cinna latifolia J. O. Sawyer 1969-8-4 1861 Siskiyou Slope SW of Sugar Lake 2195 Comment
  JEPS24816  Cirsium andersonii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6829 Siskiyou U.S. Forest Service camp ground at Scott Mtn. road summit Scott Mtn. (boundary of Siskiyou and Trinity Cos.) 1646 Comment
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Jan 4 2012
  RSA0070845  Cirsium andersonii Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4545 Siskiyou Along State Route 3, just N of Scott Mountain Summit. 1585 Comment
  HSC81847  Cirsium cymosum Thomas W. Nelson, Jane P. Nelson 1980-7-17 6089 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  JEPS86289  Cirsium cymosum var. cymosum W. L. Jepson 1940-6-22 19977 Siskiyou near Hawkinsville; Shasta River 792 Comment
  CHSC63496  Cirsium douglasii var. breweri Vernon H. Oswald; Lowell Ahart 1994-8-1 6414 Siskiyou Forest Rd. 26 paralleling the South Fork of the Sacramento River, 1.5 mi E of Forest Rd. 40N43, 7.8 mi SW of the dam at Lake Siskiyou. 1341 Comment
  JEPS59122  Cirsium douglasii var. breweri Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Region of the Upper Sacramento, Sissons Comment
  UC30779  Cirsium douglasii var. breweri W. A. Setchell, C. C. Dobie 1902-7-15 B Siskiyou Sisson Mount Shasta, Sisson Comment
  UCD130606  Cirsium douglasii var. breweri A. H. Murphy 1956-8-16 56 L Siskiyou Big Marshy Meadows, Klamath National Forest. 1981 Comment
  CAS-BOT-BC279888  Cirsium douglasii var. breweri A. A. Heller 1920-8-13 13526 Siskiyou Near Deetz Station, six miles from Sisson Comment
  UC1211911  Cirsium occidentale var. candidissimum Roy L. Taylor 1960-6-12 4443 Siskiyou n of Yreka (1 mi w of jtn. of Hwy. 96 and Hwy 99, above Kalmath River); Klamath River Comment
  HSC26754  Cirsium vulgare J. P. Smith, J. O. Sawyer 1971-9-18 4818 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  CAS-BOT-BC228975  Cistanthe umbellata Dorothy Parker 1959-6-28 726 Siskiyou Summit of Scott Mt. 1630 Comment
  HSC64522  Clarkia amoena J. P. Smith, Steve Selva 1970-6-15 3927 Siskiyou 7 mi. NW of Forks of Salmon Comment
  CAS-BOT-BC164165  Clarkia concinna Mrs. Dorothy Parker 1961-5-26 874 Siskiyou Dry rocky hillside near Cecilville Comment
  HSC27687  Clarkia concinna subsp. concinna Carl W. Mize 1972-6-8 42 Siskiyou Along main trail 335 Comment
  CAS-BOT-BC172046  Clarkia gracilis subsp. gracilis Roxana S. Ferris; Laura Lorraine 1948-6-12 11711 Siskiyou Schoolhouse Hill, Plowmans Valley (Noyes Valley), east fork of Scott River Comment
  RSA715806  Clarkia lassenensis L. Ahart, John Dittes 2005-6-10 12099 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
  HSC16290  Clarkia lassenensis R. C. Wunner 1965-6-15 197 Siskiyou Lava Beds National Monument, SE side of Caldwell Butte near old cinder pit 1402 Comment
  CAS-BOT-BC164743  Clarkia rhomboidea Wm. Bridge Cooke 1938-6-17 11047 Siskiyou Sisson Southern Trail Comment
  CAS-BOT-BC164979  Clarkia rhomboidea Geo. D. Butler 1910-5-30 1436 Siskiyou Dry land near Hawkinsville Comment
  UC163803  Claytonia cordifolia Geo. D. Butler 1908-8-8 65 Siskiyou Marble Valley on Marble Mt.; Marble Mt, Marble Valley Comment
  HSC64295  Claytonia parviflora subsp. parviflora J. P. Smith 1973-5-5 6376 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  JEPS43305  Claytonia parviflora subsp. parviflora Geo. D. Butler 1909-3-26 681 Siskiyou Oro Fino Comment
  HSC78390  Claytonia perfoliata subsp. intermontana L. P. Janeway 1983-9-11 655 Siskiyou Poker Flat 1524 Comment
  HSC17703  Claytonia rubra subsp. rubra D. M. Thomson 1965-7-10 123 Siskiyou Lava Beds National Monument, by headquarters and information office Comment
  HSC64301  Claytonia rubra subsp. rubra J. P. Smith, Steve Selva 1970-6-16 4021 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek 1159 Comment
  CDA23965  Claytonia saxosa G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2644 Siskiyou Schoolhouse Hill, summit of Gazelle/Callahan Road, 11.3 km east of Callahan. Comment
  CAS-BOT-BC443863  Claytonia sibirica Wm. Bridge Cooke 1938-6-24 11182 Siskiyou Mount Shasta. Bear Springs Comment
  HSC4462  Claytonia sibirica William J. Ferlatte 1966-6-22 109 Siskiyou Josephine Lake Basin 1677 Comment
  CAS-BOT-BC443859  Claytonia sibirica J. H. Thomas 1949-6-16 943 Siskiyou Beaver Creek Public Camp, along Beaver Creek, 5 miles north of junction of Beaver Creek and Klamath River. Klamath National Forest. Comment
  HSC19261  Clintonia uniflora J. O. Sawyer 1968-7-9 444 Siskiyou W of Little Duck Lake. 1936 Comment
  RSA593952  Clintonia uniflora Louis C. Wheeler 1963-8-29 8305 Siskiyou Siskiyou Mountains. Head of west fork Clear Creek. 1432 Comment
  CAS-BOT-BC238056  Collinsia Alice Eastwood 1912-7-15 s.n. Siskiyou Mc Cloud [McCloud] Comment
  RSA167238  Collinsia linearis Joseph P. Tracy 1951-6-16 19475 Siskiyou Summit of Siskiyou Mountains, crossing of the Takilma-Happy Camp Road Comment
  CDA17134  Collinsia parviflora G. F. Hrusa 2001-6-6 15848 Siskiyou Siskiyou Mountains; Nr. summit of pass betw. Happy Camp, CA and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. 1424 Comment
  SBBG18759  Collinsia rattanii C. B. Hardham 1961-7-2 8056 Siskiyou Salmon Mtn Summit 1828 Comment
  UC1409409  Collinsia rattanii Frederick W. Oettinger 1968-8-16 544 Siskiyou Red Hill near outlet of Hancock Lake (High Lake Basins in vicinity of English Peak, Marble Mountain Wilderness Area, Salmon Mountains); Marble Mountain Wilderness Area, Salmon Mountains 1996 Comment
  UCD20188  Collinsia rattanii J. Di Tomaso 2002-5-17 s.n. Siskiyou 8 miles NE of Montague. On York Rd., 300 m east of intersection with Mulloy Rd. Comment
  SEINET13406232  Collinsia rattanii G. D. Butler 1910-4-16 1188 Siskiyou Klamath [River] Bluffs. Comment
  SJSU6065  Collinsia rattanii R. W. Trivelpiece 1971-7-8 23 Siskiyou c. 2.5 mi S of Cecilville near Cecil Point Lookout, Salmon R Mts 822 Comment
  UC164318  Collinsia sparsiflora var. collina George D. Butler 1909-4-4 574 Siskiyou Between Yreka and Montague Yreka; Shasta Valley Comment
  HSC4799  Collinsia torreyi var. latifolia William J. Ferlatte 1966-7-7 193 Siskiyou Caribou Basin 1982 Comment
  HSC628  Collinsia torreyi var. latifolia William J. Ferlatte 1966-7-7 217 Siskiyou N side of Caribou Mtn. 1982 Comment
  JEPS7280  Collinsia torreyi var. latifolia W. L. Jepson 1907-7-5 2828 Siskiyou Marble Mt Comment
  UC609353  Collinsia torreyi var. latifolia Eleanor Burks Hart 1938-8-20 945 Siskiyou slope above Big Meadow 2225 Comment
  SJSU6072  Collomia tinctoria R. W. Trivelpiece 1971-7-14 52 Siskiyou Blue Ridge between Sawyers Bar & Cecilville, SW of Eddy Gulch Lookout, Salmon R Mts 1219 Comment
  HSC19054  Collomia tinctoria J. O. Sawyer 1969-7-1 968 Siskiyou NE facing lower slope above Paynes Lake Creek 1829 Comment
  POM75193  Collomia tinctoria Geo D. Butler 1910-5-30 1424 Siskiyou Humbug Creek, Siskiyou County Comment
  RSA50137  Collomia tracyi E. K. Balls 1949-7-10 13965 Siskiyou 9.5 miles from Sawyers Bar on way to Cecilville. 732 Comment
  UC1190177  Corallorhiza maculata Ira L. Wiggins 1955-7-24 13491 Siskiyou ridge betw. upper reaches of China Creek and upper reaches of Blind Horse Creek 1508 Comment
  HSC19041  Corallorhiza maculata J. O. Sawyer 1969-7-25 1554 Siskiyou SW facing slope S of High Lake 2149 Comment
  HSC29151  Corallorhiza maculata Frederick W. Oettinger 1969-7-28 1090 Siskiyou Salmon Mountains, High Lake Basins, NNE of Pine Lake 2073 Comment
  HSC19266  Corallorhiza mertensiana J. O. Sawyer 1968-7-9 452 Siskiyou W of Little Duck Lake. 1936 Comment
  JEPS96838  Corallorhiza striata Dean W. Taylor 1972-7-3 1588 Siskiyou Cook and Green Pass 1066 Comment
  RSA0006005  Cordylanthus pallescens Francis W. Pennell 1940-7-18 26184 Siskiyou 2-3 mi. north of Mt. Shasta City. 1159 Comment
  UC1561396  Cordylanthus tenuis subsp. tenuis Barbara Ertter 1987-7-26 7325 Siskiyou 2.2 mi n Scott Mt. summit (on Hwy 3, at road junction) 1371 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
  JEPS77479  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1978-9-7 4973 Siskiyou sw Weed (s of Edgewood, road below Stewart Springs) 975 Comment
  RSA0084761  Cordylanthus tenuis subsp. viscidus Rebecca Wenk 2008-7-25 949 Siskiyou Road to Kangaroo Lake, 4.3 miles south of turnoff from Gazelle-Callahan Rd. 1616 Comment
  RSA237381  Cornus californica Frederick W. Oettinger 1968-9-1 634 Siskiyou E. shore of Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1723 Comment
  CAS-BOT-BC209879  Cornus nuttallii Laura M. Lathrop 1903-7-10 s.n. Siskiyou Shasta Retreat Comment
  SEINET10739247  Cornus nuttallii Andrew Townesmith, Karen M. Meyer 2007-8-3 Townesmith 898 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along Forest Service road 46N50, 4.4 miles NW of intersection with state route 96. Collected on uphill side of road (just above House Creek Botanical Area). T46N R11W S12. 593 Comment
  UC642549  Cornus nuttallii W. Bridge Cooke 1939-8-4 13804 Siskiyou along the Sisson Southern Trail Mt. Shasta Comment
  UC705589  Cornus nuttallii Marion Ownbey and D. H. Brown 1941-6-22 2426 Siskiyou n.w. Yreka (on rd. between Craggy Mt. and Deadwood Lookout) Comment
  CAS-BOT-BC210394  Cornus sericea Doris K. Kildale 1929-7-20 8665 Siskiyou Trail for Elk Lick to Raspberry Lake near east spur Preston Peak 1828 Comment
  CAS-BOT-BC210471  Cornus sericea subsp. occidentalis Geo. D. Butler 1910-6-4 1490 Siskiyou Shackleford Creek Comment
  HSC29143  Cornus sericea subsp. sericea Frederick W. Oettinger 1969-7-18 1058 Siskiyou Marble Mtn. Wilderness Area, outlet of upper English Lake. 1768 Comment
  HSC29144  Cornus sericea subsp. sericea Frederick W. Oettinger 1968-9-1 634 Siskiyou Marble Mtn. Wilderness Area, E side of Abbott's Lake. 1723 Comment
  UC375260  Corylus californica Geo. D. Butler 1908-7-12 1073 Siskiyou near Yreka Comment
  CDA25818  Crataegus douglasii var. suksdorfii F. D. Horn 1977-7-2 Siskiyou Lighthill Grade Road near Fort Jones. 0 Comment
  CAS-BOT-BC290474  Crepis acuminata K. T. Stillman 1976-7-15 247 Siskiyou Marble Mountain Wilderness Area Comment
  JEPS80550  Crepis acuminata Gilbert Muth 1965-8-11 207 Siskiyou near Rim Trail; Marble Mt. Wilderness Area 2194 Comment
  CAS-BOT-BC376521  Crepis bakeri subsp. cusickii L. E. Smith 1914-5-14 699 Siskiyou Yreka Comment
  UCD130937  Crepis modocensis subsp. subacaulis Geo. C. Wood 1940-4-30 s.n. Siskiyou Yreka. Comment
  CAS-BOT-BC299652  Crepis monticola Geo. D. Butler 1910-5-1 148 Siskiyou Near Yreka Comment
  JEPS36497  Crepis monticola Duncan Dunning 1922-6-8 Siskiyou nw Fort Jones; Moffett Creek Comment
  CAS-BOT-BC376542  Crepis monticola G. L. Stebbins, Jr.; E. B. Babcock 1936-6-13 1974 Siskiyou East and northeast slope of spur of Rainbow Ridge above Sulloway Creek about 1 1/2 mi. west of Mt. Shasta City 1180 Comment
  UC1408879  Crepis occidentalis F. W. Oettinger 1969-8-15 1385 Siskiyou dry meadow w Upper English Lake; Salmon Mts., English Peak region 1783 Comment
  HSC19046  Crepis pleurocarpa J. O. Sawyer 1969-7-18 1390 Siskiyou Head of S Russian Creek 1829 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-BC290873  Crepis pleurocarpa G. P. Rixford No date on label s.n. Siskiyou South side Shaft-rock [Shaft Rock] Mt., Hilt Comment
  RSA13766  Crepis pleurocarpa L. C. Wheeler 1934-8-16 3168 Siskiyou Siskiyou Mountains: 2 mi. east of White Mt. 1921 Comment
  UC166183  Crocidium multicaule Geo. D. Butler 1910-3-11 1122 Siskiyou Yreka Hills Comment
  UC166184  Crocidium multicaule Geo. D. Butler 1909-3-7 553 Siskiyou drylands near Yreka Comment
  HSC67966  Croton setiger J. P. Smith, J. O. Sawyer 1971-9-18 4808 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  HSC46171  Croton setiger Jennifer Whipple 1978-8-22 2447 Siskiyou Weston Gulch in Scott Valley. 854 Comment
  CHSC85763  Cryptantha flaccida G. Douglas Barbe; J. T. Howell, T. C. Fuller 1980-5-20 2770 Siskiyou Klamath Ranges. At the bridge of Hwy 3 over the East Fork Scott River, 2 mi W of Callahan. 987 Comment
  UC164153  Cryptantha flaccida Geo. D. Butler 1909-5-10 734 Siskiyou near Yreka Comment
  CHSC93544  Cryptantha intermedia Lowell Ahart; John Dittes 2005-6-10 12114 Siskiyou Rocky hillside, north of the rock fence, about 100 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  JEPS125890  Cryptantha milobakeri Dean W. Taylor 1996-7-11 15786 Siskiyou Shasta Trinity National Forest; Scott Mountains, ridge dividing West Fork Parks Creek drainage from Willow Creek drainage, ca 15 air miles W of Weed and 3 air miles W of Stewart Springs. Comment
  JEPS25598  Cryptantha torreyana Rimo Bacigalupi 1959-7-2 7230 Siskiyou near n base of Caribou Mtn. (headwaters of South Fork of the Salmon River, just s of low divide (Trinity Co. boundary) separating Coffee Creek drainage from that of Salmon River); South Fork of the Salmon River, Big Flat Campground 1508 Comment
  CAS-BOT-BC33115  Cryptantha trifurca Copeland 1903-7-5 s.n. (= no. 3550 of C.F. Baker's distribution) Siskiyou Klamathon Comment
  CAS-BOT-BC70479  Cryptogramma acrostichoides Doris K. Kildale 1929-7-20 8578 Siskiyou south east spur Preston Peak 1950 Comment
  HSC54727  Cryptogramma acrostichoides G. L. Clifton, Griswold 1979-7-26 10134 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2104 Comment
  HSC69273  Cryptogramma acrostichoides Maralyn A. Renner 1980-9-1 2688 Siskiyou Bear Mtn. 1936 Comment
  CAS-BOT-BC80546  Cupressus bakeri O. V. Matthews 1939-7-11 32 Siskiyou Near joining of W. and E. Fork of Seiad Creek, on ridge above company's chromium mine 853 Comment
  CAS-BOT-BC80564  Cupressus bakeri Oliver V. Matthews 1939-7-11 32 Siskiyou Seiad Grove and Region 1463 Comment
  SEINET11052424  Cupressus bakeri D. Charlet, T. Charlet 1996-11-25 2344 Siskiyou Scott Bar Mountains, Scott River, between Spring Flat and Kelsey station. 683 Comment
  UC915734  Cupressus lawsoniana W. L. Jepson 1907-7-10 Siskiyou Willis Hole Siskiyou Mts., Kelsey Trail Comment
  HSC459  Cynoglossum occidentale William J. Ferlatte 1967-7-8 670 Siskiyou Along Yellow Rose Mine trail 1829 Comment
  UC164154  Cynoglossum occidentale Geo. D. Butler 1910-6-4 1497 Siskiyou Shackelford Creek Comment
  JEPS128836  Cypripedium californicum Julie Kierstead Nelson with Martin Lenz 2017-10-3 2017 -053 Siskiyou Eastern Klamath Ranges, The Eddys; Parks Creek Road (County Rd. 17). Comment
  JEPS46152  Cypripedium fasciculatum Duncan Dunning 1923-6-15 Siskiyou trail from Sawyers Ridge to Blue Ridge Comment
  RSA382006  Cypripedium fasciculatum Robert Kessler 1920-1 s.n. Siskiyou Siskiyou Comment
  UC1483412  Cystopteris fragilis Maralyn A. Renner 1980-7-23 1841 Siskiyou near ridge about 1 mi e of Cook and Green Pass; Klamath Nat'l Forest, Seiad Valley Quadrangle, Pacific Crest 1752 Comment
  CDA42723  Cystopteris fragilis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2767 Siskiyou North side of road, 2 miles (3.2 km) east of Callahan, at Highway 3 bridge over East Fork Scott River. Comment
  CDA42724  Cystopteris fragilis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2637 Siskiyou Beside Callahan/Gazelle Road, c. 150 meters east of Highway 3 bridge, 3.2 km east of Callahan. Comment
  UCD60195  Dactylis glomerata S. P. Lynch 1975-3-25 1382 Siskiyou 16.3 miles NE of Happy Camp on Hwy. 96. Comment
  CAS-BOT-BC192252  Danthonia californica Louis C. Wheeler 1934-7-2 2842 Siskiyou Klamath National Forest, Little Smoky Cr. 1280 Comment
  HSC76916  Danthonia unispicata K. T. Stillman 1976-6-26 128 Siskiyou Marble Mtn. Wilderness Area, top of ridge W of Kings Castle. 2073 Comment
Read comments
Mar 22 2012
  CAS-BOT-BC76243  Darlingtonia californica Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mountains. 1828 Comment
  OBI55413  Darlingtonia californica David J. Keil, Kathleen Keil 1992-7-21 23545 Siskiyou Klamath Natl Forest SE of Callahan. Forest Road 40N08, 1.7 mi W of Scott Mtn rd (hwy 3) Comment
  UC142509  Darlingtonia californica Dr. E. B. Copeland 1903-8-17 3812 Siskiyou Mt. Eddy 1219 Comment
  SEINET10480113  Darlingtonia californica Mary Susan Taylor 1980-7-8 Taylor 3102 Siskiyou T39N R5W ne sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on NW side of Castle Lake, along edge of lake. 1615 Comment
  UC144313  Darmera peltata A. A. Heller 1905-6-1 7922 Siskiyou between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC141833  Dasiphora fruticosa W. R. Dudley 1899-8-26 s.n. Siskiyou Top of Eddy Mountain Comment
  UC563968  Delphinium andersonii Elmer I. Applegate 1935-6-2 9282 Siskiyou w base Sconchin Butte; Lava Beds National Monument Comment
  CHSC1443  Delphinium decorum subsp. tracyi S. Friday 1935-4-14 Siskiyou Scott valley. 1188 Comment
  CAS-BOT-BC8979  Delphinium depauperatum Dorothy Inez Parker 1967-6-1 s.n. Siskiyou Scott Mountain 1524 Comment
  CHSC1444  Delphinium glaucum V. Holt 1943-8-1 Siskiyou Marble mountains. 1828 Comment
  JEPS123410  Delphinium glaucum Julie Kierstead Nelson with Robin Fallscheer 2015-8-13 2015 -133 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. Comment
  JEPS62359  Delphinium glaucum W. L. Jepson 1937-7-30 18558 Siskiyou headwaters Indian Creek; Siskiyou Mts., Poker Flat 1584 Comment
  HSC44952  Delphinium nuttallianum J. O. Sawyer 1978-6-16 3217 Siskiyou Marble Mtn. Wilderness along trail to Elk Valley 1921 Comment
  HSC63059  Delphinium nuttallianum David Wheeler 1979-4-1 4 Siskiyou Matthews Creek Campground, S Fork of the Salmon River, between Cecilville and Forks of the Salmon Comment
  SBBG30506  Delphinium nuttallianum D. Myrick 1968-6-24 2000 Siskiyou Mountain Meadow Ranch, Big Flat; Coffee Crk 1524 Comment
  CAS-BOT-BC118067  Delphinium nuttallianum Elmer Ivan Applegate 1895-5-29 937 Siskiyou Sisson Comment
  HSC39219  Delphinium nuttallianum J. O. Sawyer 1969-7-2 1016 Siskiyou Near summit above Lipstick Lake 2226 Comment
  RSA151975  Delphinium nuttallianum R. C. Bacigalupi 1952-6-17 3739 Siskiyou Trinity - Siskiyou County line. 500 ft above summit of Scott Mt. road, on county boundary. 1829 Comment
  UC69612  Delphinium variegatum subsp. variegatum F. W. Hooper Siskiyou Little Shasta Valley. Comment
  JEPS117878  Deschampsia atropurpurea unknown 1976-9-21 Siskiyou Lower Squaw Valley Cr. Mdw. Mt. Shasta 2249 Comment
  UCD61120  Deschampsia cespitosa A. H. Murphy 1954-8-11 54 -E Siskiyou Round Meadow. 1676 Comment
  UCR142761  Deschampsia cespitosa subsp. cespitosa L. C. Wheeler 1934-8-14 3128 Siskiyou Siskiyou Mtns, North side of White Mountain 1768 Comment
  SJSU11325  Deschampsia cespitosa subsp. holciformis S. H. Casey 1981-7-4 1217 Siskiyou near Cook & Green Pass Seiad Creek Rd, Siskiyou Mts. c. 8 mi N of Seiad Valley 1524 Comment
  HSC19143  Deschampsia danthonioides J. O. Sawyer 1969-8-18 1976 Siskiyou S of S Sugar Lake 2104 Comment
  UCD61387  Deschampsia danthonioides R. Tofsrud 1948-8-1 Siskiyou Summit on road from Happy Camp, Siskiyou Co. to O'Brien, Oregon. Comment
  POM365037  Deschampsia danthonioides P. B. Kennedy 1929-4-18 s.n. Siskiyou Highway between Woodlake and Dinuba, 10 miles from Dinuba. Comment
  CAS-BOT-BC201935  Deschampsia elongata Geo. D. Butler 1910-7-7 1769 Siskiyou Shackleford Creek 1219 Comment
  HSC19144  Deschampsia elongata J. O. Sawyer 1969-7-23 1450 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  JEPS80523  Deschampsia elongata Gilbert Muth 1966-7-18 415 Siskiyou meadow above Marble Valley (Marble Gap Trail); Marble Mt. Wilderness Area, Marble Gap Trail 1828 Comment
  RSA12630  Deschampsia elongata C. B. Wolf 1934-7-4 5955 Siskiyou 6 8/10 mi. from Dry Lake Lookout, on rd. to Horse Creek, Siskiyou Mts. 1829 Comment
  UC157089  Deschampsia elongata Dr. E. B. Copeland 1903-8-19 3912 Siskiyou Mt. Eddy 1371 Comment
  RSA47783  Descurainia incisa subsp. filipes Roxana S. Ferris, Laura Lorraine 1948-6-12 1854 Siskiyou 1.5 miles below summit of Gazelle Mtn Grade, E side. 1418 Comment
  CAS-BOT-BC43524  Descurainia sophia Ira L. Wiggins 1950-5-27 12353 Siskiyou Banks of east fork of Scott River, at Callahan Ranger Station, Callahan. 975 Comment
  UCD95492  Dicentra formosa Rolf Y. Berg 1964-7-15 8264 Siskiyou Seiad Valley. W of Cook and Green Pass and above Lily Pad Lake. Comment
  POM186944  Dicentra formosa subsp. formosa Marcus E. Jones 1931-7-17 28940 Siskiyou Shasta City (Session's). Comment
  HSC59009  Dicentra pauciflora Marvin Butler 1971-7-16 141 Siskiyou Near El Capitan Lake, close to the town of Cave Junction Comment
  HSC98458  Dicentra uniflora J. P. Smith 1974-5-26 7593 Siskiyou Along FS Rd. 47N03, 1/4 mi. NE of Chandler Glade 1768 Comment
  CAS-BOT-BC246543  Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1964-8-26 7176 Siskiyou 0.6 miles east of Bartle on Hwy. 89 1310 Comment
  UC164474  Dichelostemma capitatum Geo. D. Butler 1910-4-17 1192 Siskiyou near Yreka Comment
  HSC44857  Dichelostemma capitatum subsp. capitatum J. P. Smith 1973-5-5 6536 Siskiyou Scott Bar along the Scott River Comment
  UC726456  Dichelostemma multiflorum A. A. Heller 1919-6-27 13275 Siskiyou Metcalf's Comment
  SEINET7839015 Image available Dieteria canescens G. D. Butler 1910-9-11 1869 Siskiyou Weed Comment
  HSC72375  Dieteria canescens var. shastensis J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8973 Siskiyou Hwy. 3, 4 mi. N of Siskyou-Trinity Co. line Comment
  CAS-BOT-BC153301  Diplacus kelloggii Doris K. Kildale 1929-3-11 7741 Siskiyou Cecilville, upper South Fork of Salmon River Comment
  SEINET208779  Diplacus layneae Johnnie L. Gentry Jr., Earl Jensen Jr. 1968-1 2116 Siskiyou 5 mi N of Mt Shasta at Black Butte on old highway 1195 Comment
  CAS-BOT-BC153720  Diplacus nanus Elmer I. Applegate 1935-6-8 9412 Siskiyou Indian Well, Lava Beds National Monument Comment
  SD53405  Dipsacus fullonum Darley F. Howe 1962-8-5 3398 Siskiyou 56.8 miles east of Happy Camp on #96, Bank of Klamath River. 609 Comment
  UC1409217  Disporum hookeri Frederick W. Oettinger 1969-8-1 1123 Siskiyou above Wiregrass Meadow (near English Lake, vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1706 Comment
  RSA237900  Disporum hookeri var. hookeri Frederick W. Oettinger 1969-8-1 1123 Siskiyou White fir woods above Wiregrass Meadow, near English Lake. High Lake Basins in the vicinity of English Peak; Marble Mtn Wilderness Area. 1707 Comment
  JEPS19731  Dodecatheon alpinum Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-26 5944 Siskiyou region just s Mt. Eddy (headwaters of the South Fork of the Sacramento River, southwestern end of Gumboot Lake, close to the Trinity County line); South Fork Sacramento River, Gumboot Lake, s of Mt. Eddy 1859 Comment
  UC1409477  Dodecatheon alpinum Frederick W. Oettinger 1969-7-15 1029 Siskiyou High Lake Basins in the vicinity English Peak (Bear Meadow spring, midway between Tom Taylor Cabin and English Peak summit, Marble Mountain Wilderness Area, Salmon Mountains); Marble Mountain Wilderness Area, Salmon Mountains 1996 Comment
  RSA120755  Dodecatheon alpinum subsp. majus S. S. Tillett 1956-7-9 642 Siskiyou Northeast facing slope of Scott Mountain. Trinity-Siskiyou Cos line. 1829 Comment
  RSA238726  Dodecatheon alpinum subsp. majus Frederick W. Oettinger 1966-8-7 45 Siskiyou Below Tom Taylor Cabin Springs. The Salmon Mountains. The High Lake Basins in the vicinity of English peak. Marble Mountain Wilderness Area. 2043 Comment
  HSC30792  Dodecatheon jeffreyi Melinda F. Denton 1973-6-30 2939 Siskiyou Klamath National Forest, Young's Valley, 5 mi. S of Sanger Lake at base of El Capitan 1409 Comment
  HSC77080  Dodecatheon jeffreyi K. T. Stillman 1976-6-16 5 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  RSA760361  Dodecatheon jeffreyi Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63377 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2073 Comment
  JEPS60244  Downingia bacigalupii L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2306 Siskiyou ca 3 mi ne Little Deer Mt.--The Whaleback Quad. (1.2 mi from U.S. Highway 97, along road to Hoffman Mill) 1554 Comment
  SEINET12329645  Downingia bacigalupii N. H. Holmgren, Holmgren, P. K. 1980-1 9449 Siskiyou U. S. Highway 97, 21.4 km (13.3 mi.) south-southwest of Macdoel, T44N, R2W, S9 1520 Comment
  HSC3851  Downingia montana John H. Weiler, Lincoln Constance, E. Molseed 1960-6-15 60178 Siskiyou Beside railroad tracks about 300 ft. off Hwy. 99, just N of the bridge over the Sacramento River at the N end of Lake Shasta. 396 Comment
  CHSC71478  Downingia pulcherrima Vernon H. Oswald; Lowell Ahart 1998-7-21 9333 Siskiyou Northeast of Weed and east of Grass Lake at a gravel pit on the south side of Tennant Rd. 0.4 mi southeast of Old State Hwy. to Bray. 1402 Comment
  POM93918  Draba verna Geo. D. Butler 1910-3-23 1143 Siskiyou Shasta [River?] Comment
  JEPS18871  Draperia systyla Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-26 5965 Siskiyou Canyon at the headwaters of the South Fork of Sacramento River, about 3.5 miles below southwest of the town of Mt. Shasta [formerly Sisson] 1371 Comment
  UC144190  Draperia systyla A. A. Heller 1905-6-5 7966 Siskiyou Near Shasta Springs Comment
  UC1409375  Drymocallis glandulosa var. glandulosa Frederick W. Oettinger and R. F. Thorne 1969-8-5 1209 Siskiyou Willow Spring on English Lake trail Marble Mountain Wilderness Area, Salmon Mountains (High Lake Basins in vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area, western Siskiyou County) 1676 Comment
  UC1409376  Drymocallis lactea var. austiniae Frederick W. Oettinger 1969-7-13 1002 Siskiyou moist meadow n Upper English Lake (High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1950 Comment
  HSC18925  Drymocallis lactea var. lactea J. O. Sawyer 1969-8-2 1708 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  UC859900  Drymocallis pseudorupestris A. A. Heller 1915-8-26 12217 Siskiyou near the source Wagon Creek (Mt. Eddy); , near source of Wagon Creek 2621 Comment
  HSC60892  Echinochloa crus-galli Ken Stillman 1976-8-24 438 Siskiyou Along Klamath River at Williams Point. 366 Comment
  CHSC97393  Eleocharis bella Jenny Marr 2006-6-18 229 Siskiyou Cascade Range High. Plants collected along Hwy. 97. 1524 Comment
  CHSC118256  Eleocharis bella R. E. Brainerd; N. Otting 2013-7-12 2188 Siskiyou Klamath Mountains. Marble Mountains Wilderness Area. Upper Big Meadow, ca. 0.9 air mile northeast of Upper Wright Lake. UTM Zone 10 494918E 4604536N WGS84. 2167 Comment
  CAS-BOT-BC112776  Eleocharis macrostachya Henry Knut[e] Svenson 1939-6-23 13517 Siskiyou Meadow at Bear Springs, Mt. Shasta. 1524 Comment
  SEINET9084219  Eleocharis obtusa var. engelmannii L. Ahart, V. Oswald 1997-7-28 8808 Siskiyou E side of FR 15, 109 miles N of Hwy 89. 1384 Comment
  CAS-BOT-BC112696  Eleocharis parishii M. A. Berry 1957-7-4 s.n. Siskiyou Carter Meadow at junction of Long Gulch and Trail Gulch on South Fork of Salmon River. 1676 Comment
  RSA365460  Eleocharis parishii L. C. Wheeler 1934-7-17 2913 Siskiyou Cottonwood Creek, Siskiyou Mtns. (Mt Diablo Mer.) 1037 Comment
  CAS-BOT-BC451553  Elodea canadensis Edward Lee 1934-8-12 1239 Siskiyou South side of the Klamath River near the mouth of Walker Creek (east end of Seiad Valley) 426 Comment
  CAS-BOT-BC227125  Elymus Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mt. Eddy 1706 Comment
  SEINET10962874  Elymus aristatus Jeffrey Huber 1971-6-10 Huber 304 Siskiyou 15 mi. S of Weed, on I-5. Comment
  CAS-BOT-BC227912  Elymus elymoides Louis C. Wheeler 1934-8-6 3057 Siskiyou Klamath National Forest. Rock Gulch 1828 Comment
  CHSC61567  Elymus elymoides subsp. californicus L. P. Janeway 1983-8-16 553 Siskiyou Siskiyou Mountains; at Poker Flat, upper part of the lower portion of the meadow. 1524 Comment
  UC157087  Elymus elymoides subsp. elymoides Dr. E. B. Copeland 1903-7-3 3536 Siskiyou Klamathon Comment
  HSC10945  Elymus elymoides var. elymoides D. M. Thomson 1965-6-12 79 Siskiyou Lava Beds National Monument, Hovey Point, along N boundary Comment
  SJSU11311  Elymus hispidus S. H. Casey 1981-7-2 1204 Siskiyou near mouth of O'Neal Creek tributary of the Klamath River c. 4 mi W of Seiad Valley 426 Comment
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Jul 10 2014
  HSC38844  Elymus multisetus J. P. Smith, Steve Selva 1970-6-15 3932 Siskiyou Between Forks of Salmon and Cecilville. Comment
  HSC102715  Elymus stebbinsii J. P. Smith 2013-6-18 13748 Siskiyou Along Copco Road west of its junction with Age Road. 650 Comment
  POM228883  Elymus trachycaulus subsp. trachycaulus L. C. Wheeler 1935-6-30 3627 Siskiyou Shasta Valley, 3 miles S of Grenada. 793 Comment
  JEPS107657  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes 2005-6-10 12121 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
  JEPS89972  Epilobium anagallidifolium Dean W. Taylor 1975-8-14 5453 Siskiyou between Shasta Ski area and Green Butte (Mt. Shasta); Mt. Shasta 2590 Comment
  UC1408899  Epilobium anagallidifolium Frederick W. Oettinger 1969-9-2 1595 b Siskiyou meadow on n side of peak Salmon Mountains, Marble Mountain Wilderness Area, English P 2164 Comment
  RSA68920  Epilobium angustifolium var. intermedium A. E. Culbertson 1943-8-1 37 Siskiyou Castle Lake. 14 miles s.w. of Mt. Shasta on n side of a 6600 eastern spur of Trinity Mts.; 2000 above Sacramento R. within 10 air miles at its headwaters to the west. 1657 Comment
  RSA458697  Epilobium brevistylum Louis C. Wheeler 1934-8-10 3096 Siskiyou Siskiyou Mountains, Jaynes Canyon 1372 Comment
  HSC24684  Epilobium ciliatum subsp. ciliatum J. O. Sawyer 1969-8-4 1793 Siskiyou Along C.C.C. road 1341 Comment
  POM171581  Epilobium ciliatum subsp. ciliatum Doris K. Kildale 1928-7-25 5906 Siskiyou Klamath River at Mack s Creek near Hamburg Comment
  UC422939  Epilobium ciliatum subsp. ciliatum H. W. Furlong Sept. 1901 Siskiyou Summit to Ager Comment
  UC422955  Epilobium ciliatum subsp. glandulosum Milo S. Baker Aug. 1897 141 Siskiyou Payne's Springs Comment
  POM259021  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1940-8-2 15409 Siskiyou Wagon Camp, Mount Shasta 1738 Comment
  RSA237582  Epilobium ciliatum subsp. glandulosum Frederick W. Oettinger 1969-7-31 1114 Siskiyou Wet meadow, west of and above English Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1738 Comment
  UC873155  Epilobium densiflorum A. A. Heller 1916-7-20 12478 Siskiyou ne base of mt. Mt. Eddy, Metcalf's Ranch 1188 Comment
  HSC96323  Epilobium glaberrimum subsp. fastigiatum Gordon Leppig, Tony LaBanca, Leonel Arguello 1997-6-27 474 Siskiyou Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  HSC39831  Epilobium hallianum J. O. Sawyer 1969-7-12 1356 Siskiyou Edge of Sugar Lake 1799 Comment
  HSC49640  Epilobium hallianum Steve Selva 1970-6-16 4038 Siskiyou 4 mi. from Hwy. 3 on Rd. 8 to Sugar Creek 1159 Comment
  RSA237580  Epilobium hallianum Frederick W. Oettinger 1969-8-14 1381 -b Siskiyou Campsite, English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area 1738 Comment
  UC642588  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1939-8-24 13902 Siskiyou along w branch of Squaw Valley Creek Mount Shasta Comment
  CAS-BOT-BC171833  Epilobium oreganum Alice Eastwood 1921-7-30 10999 Siskiyou Soda Creek Comment
  HSC86524  Epilobium oreganum D. K. Imper 1987-7-23 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  JEPS128837  Epipactis gigantea Julie Kierstead Nelson with Martin Lenz 2017-10-3 2017 -054 Siskiyou Eastern Klamath Ranges, The Eddys; Parks Creek Road (County Rd. 17). Comment
  UC399182  Equisetum arvense Geo. D. Butler 1908-7-16 249 Siskiyou Klamath River Comment
  UC371171  Equisetum laevigatum G. D. Butler 1909-6-20 880 Siskiyou Yreka Comment
  CAS-BOT-BC57806  Equisetum laevigatum J. H. Thomas 1949-6-16 941 Siskiyou 10 mi. n. of Gazelle. Comment
  HSC45899  Eragrostis mexicana subsp. virescens Laura Witherspoon 1978-8-30 111 Siskiyou Klamath National Forest. Rd. to Ball Mtn. Lookout 2134 Comment
  CHSC71855  Ericameria bloomeri Vernon H. Oswald; Lowell Ahart 1998-9-8 9608 Siskiyou USFS 3 ca. 0.8 mi west of Julia Glover Flat, ca. 6 air mi west of Mosquito Lake and Whitehorse Flat Reservoir, ca. 2 air mi northwest of Indian Spring Mtn. Roadside. 1127 Comment
  HSC12540  Ericameria bloomeri George B. Grant Sep 1902 178 Siskiyou Mt. Shasta Comment
  HSC5735  Ericameria bloomeri R. C. Wunner 1965-8-14 428 Siskiyou California Lava Beds National Monument; Mammoth Crater 1616 Comment
  POM39569  Ericameria bloomeri Geo. D. Butler 1908-9-25 502 Siskiyou Goosenest foothills 1524 Comment
  UC60982  Ericameria bloomeri Geo. B. Grant 1902-9-1 5093 Siskiyou Horse Camp Mount Shasta, Horse Camp 2133 Comment
  SFV8418  Ericameria bloomeri J. M. Tucker 1968-9-14 4143 Siskiyou State Highway 89, 7 miles east of McCloud. Comment
  HSC24683  Ericameria greenei J. O. Sawyer 1969-9-11 2001 Siskiyou On E-facing slope above Duck Lake Creek 1905 Comment
  OBI55414  Ericameria greenei David J. Keil, Kathleen Keil 1992-7-21 23547 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08, 3.6 mi W of Scott Mountain rd (Hwy 3). Comment
  CAS-BOT-BC298247  Ericameria nauseosa var. oreophila Geo. D. Butler 1910-8-15 1839 Siskiyou Shasta Valley Comment
  CAS-BOT-BC294303  Ericameria nauseosa var. speciosa Doris K. Kildale 1929-8-24 8815 Siskiyou Preston Peak 2225 Comment
  CHSC96728  Ericameria nauseosa var. speciosa Jennifer Whipple 1977-8-4 2156 Siskiyou Mount Eddy, Klamath Mountains. Wagon Creek drainage on the east face of Mount Eddy. 2438 Comment
  UC303534  Ericameria parryi var. latior unknown 1903-9-9 5152 Siskiyou Sisson Comment
  CAS-BOT-BC294406  Ericameria parryi var. latior A. A. Heller 1925-7-21 13898 Siskiyou At Spring Hill on the Pacific highway near the town of Mt. Shasta Comment
  UCD70112  Ericameria pinifolia D. Sanchez-Mata 1997-9-18 s.n. Siskiyou Mount Shasta-McCloud close to Snowmans Hill. Mount Shasta basis. Knobcone pine forests (Pinus attenuata). 1650 Comment
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Jul 18 2018
  CAS-BOT-BC293502  Erigeron aliceae Geo. D. Butler 1910-7-8 1657 Siskiyou Shackleford Creek 1371 Comment
  JEPS24030  Erigeron aliceae Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6894 Siskiyou Poker Flat Siskiyou Mountains 1536 Comment
  POM257621  Erigeron bloomeri var. pubens C. L. Hitchcock, J. S. Martin 1939-7-9 5329 Siskiyou 1/2 mile SE of King's Castle, Marble Mts. 1829 Comment
  HSC29238  Erigeron cervinus Frederick W. Oettinger 1969-7-28 1080 Siskiyou Salmon Mountains: the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness area; WNW of and above Upper English Lake 2012 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-BC300430  Erigeron elegantulus A. A. Heller 1938-7-13 15273 Siskiyou About a mile south of Bray Comment
  UC87695  Erigeron filifolius Mrs. T. S. Brandegee 1887-7-1 Siskiyou Edgewood Comment
  SBBG7643  Erigeron foliosus var. confinis H. and M. Dearing 1939-7-1 3785 Siskiyou Salmon Mtn 1828 Comment
  RSA50155  Erigeron foliosus var. confinis E. K. Balls 1949-7-9 13947 Siskiyou Salmon Mts., summit of pass on road from Etna to Sawyer's Pass 1479 Comment
  CAS-BOT-BC300857  Erigeron glacialis var. glacialis H. A. Thomas; J. H. Thomas 1954-7-24 4502 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  CAS-BOT-BC300860  Erigeron glacialis var. glacialis John Thomas Howell 1939-8-8 15163 Siskiyou Black Mt., Marble Mts. Comment
  HSC19466  Erigeron glacialis var. glacialis J. O. Sawyer 1969-7-18 1372 Siskiyou E of Waterdog Lake 2012 Comment
  CAS-BOT-BC300861  Erigeron glacialis var. glacialis Lillian Mott 1976-7-18 58 LM76 Siskiyou North of Lily Pad Lake west of Cook and Green Pass 1828 Comment
  CAS-BOT-BC295388  Erigeron inornatus Alice Eastwood 1912-9-4 2098 Siskiyou Sisson Comment
  CAS-BOT-BC295458  Erigeron klamathensis Louis C. Wheeler 1934-8-6 3055 Siskiyou Rock Gulch off Jaynes Canyon, Siskiyou Mts. 1828 Comment
  JEPS29179  Erigeron klamathensis Lauramay T. Dempster 1961-7-2 1855 Siskiyou ridge w Salmon Mountain Summit (sw of Etna) 1828 Comment
  SDSU3932  Erigeron lassenianus var. deficiens D. F. Howe 1965-8-8 4122 Siskiyou South side of Little Grayback, Klamath National Forest. 1463 Comment
  JEPS109830  Erigeron nivalis Dean W. Taylor 2006-8-8 19578 Siskiyou Dry Creek Peak (ridge ca. 12 air miles NE of Mt Shasta summit, at headwaters Antelope Creek 2194 Comment
  RSA238711  Erigeron peregrinus subsp. callianthemus Frederick W. Oettinger 1968-8-23 609 Siskiyou Between the rocky ridges on 'Shasta Ridge' due SE of Diamond Lake 2043 Comment
  CAS-BOT-BC295810  Erigeron petrophilus var. viscidulus Alice Eastwood 1912-8-30 2034 Siskiyou Mount Eddy Comment
  CAS-BOT-BC295811  Erigeron petrophilus var. viscidulus A. A. Heller 1914-8-28 11737 Siskiyou East side of Mt. Eddy 2499 Comment
  HSC92788  Erigeron petrophilus var. viscidulus Jennifer Whipple 1976-7-9 1359 Siskiyou Dobkins Lake drainage on E facing slopes above Dobkins Lake 2256 Comment
  UC1190269  Erigeron petrophilus var. viscidulus Ira L. Wiggins 1955-7-27 13560 Siskiyou Caribou Lake Salmon-Trnity Alps Primitive Area, Caribou Lake 2042 Comment
  CAS-BOT-BC300082  Erigeron philadelphicus Ira L. Wiggins 1955-7-25 13506 Siskiyou Ditch head on Rush Creek, Mountain View Ranch 1005 Comment
  CAS-BOT-BC300093  Erigeron philadelphicus H. A. Thomas; J. H. Thomas 1954-7-21 4395 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 1036 Comment
  UC468829  Erigeron philadelphicus var. philadelphicus W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta, Sisson Comment
  UC1324595  Eriogonum baileyi var. baileyi W. B. and V. G. Cooke 1966-7-16 37216 Siskiyou along old logging road above Bolam Station; Mt. Shasta 1524 Comment
  HSC43398  Eriogonum compositum var. compositum K. T. Stillman 1976-7-7 156 Siskiyou Marble Mtn. Wilderness Area 1982 Comment
  HSC77564  Eriogonum compositum var. compositum L. P. Janeway 1983-9-11 661 Siskiyou Poker Flat 1524 Comment
  CAS-BOT-BC242529  Eriogonum congdonii James L. Reveal; Darin S. Reveal 1978-8-8 4807 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 mile snortheast of the Summit and about 1 mile northeast of the Lake, at the end of a ridge about 0.3 mile north..., 1737 Comment
  JEPS108712  Eriogonum congdonii Thomas W. Nelson and Jane P. Nelson 2006-8-4 9471 Siskiyou Scott Mountain S of junction of Forest Service Rds. 40N08 and 44N44 ca 1/2 mi E of junction of State Route 3 and Forest Service Rd. 40N08. E side of North-South running ridge. 1670 Comment
  UC1475701  Eriogonum congdonii Clifton and Ground 1978-7-2 1800 Siskiyou near summit (close to town of Callahan); China Mt. quadrangle, Scott Mountain 1704 Comment
  UC1475704  Eriogonum diclinum Clifton and Ground 1978-7-30 2450 Siskiyou near Alex Hole (close to the town of Klamath River); Condrey Mt. Quadrangle 2122 Comment
  UC375309  Eriogonum elatum Geo. D. Butler 1908-8-6 202 Siskiyou Independence Creek Comment
  HSC163  Eriogonum elatum var. elatum William J. Ferlatte 1966-8-2 241 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  HSC77152  Eriogonum hirtellum L. P. Janeway 1983-6-26 349 Siskiyou Below Rd. 18N33 0.5 mi. from the Grayback Rd. 976 Comment
  CAS-BOT-BC261213  Eriogonum hirtellum Rimo Bacigalupi; L. Constance; L. R. Heckard 1960-7-20 7458 Siskiyou Between Indian Creek drainage, N. Fk. Twin Valley Creek and Illinois Riv. drainage (Dunn Creek), boundary line - Del Norte and Siskiyou Counties 1615 Comment
  UC1324596  Eriogonum hirtiflorum W. B. and V. G. Cooke 1966-7-16 37214 Siskiyou above Bolam Station (along old road); Mt. Shasta 1524 Comment
  CAS-BOT-BC263658  Eriogonum luteolum var. luteolum A. A. Heller 1917-9-7 12975 Siskiyou Klamath River above the mouth of the Shasta River Comment
  JEPS56173  Eriogonum luteolum var. luteolum W. L. Jepson 1907-7-22 2957 Siskiyou Miamber Trail from Scott Bar to Scott Valley Comment
  UC375307  Eriogonum luteolum var. luteolum Geo. D. Butler 1908-8-30 199 Siskiyou near Fort Jones Comment
  JEPS56732  Eriogonum marifolium W. L. Jepson 1940-6-28 20063 Siskiyou McCloud 975 Comment
  HSC12265  Eriogonum marifolium Richard Spjut 1970-7-22 870 Siskiyou N Warner Mtns. on Mt. Shasta by ski lodge 2591 Comment
  CAS-BOT-BC261677  Eriogonum nudum var. nudum Doris K. Kildale 1929-8-23 8805 Siskiyou Young's Valley, trail to Preston Peak 1524 Comment
  JEPS95655  Eriogonum nudum var. nudum Vernon H. Oswald and L. Ahart 1999-7-5 9824 Siskiyou Hwy. 3 on Scott Mtn. 5.9 mi southeast of Gazelle-Callahan Hwy., 0.6 mi northwest of the highway summit: T40N R7W Sect. 32, 5150 ft, mixed coniferous forest 1569 Comment
  RSA237755  Eriogonum nudum var. nudum Frederick W. Oettinger 1968-8-16 532 Siskiyou Summit of Red Hill, north of Hancock Lake. Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2088 Comment
  RSA237756  Eriogonum nudum var. nudum Frederick W. Oettinger 1967-8-21 301 Siskiyou Along Pine Lake Trail. Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2024 Comment
  UC1483463  Eriogonum nudum var. oblongifolium Maralyn A. Renner 1980-6-23 992 Siskiyou West Fork Seiad Creek Klamath National Forest, Seiad Valley Quad., W. Fork Seiad C 877 Comment
  SEINET10924428 Image available Eriogonum nudum var. oblongifolium Edward L. Greene 1876-7-8 Greene 923 Siskiyou Collected near Yreka. Comment
  CHSC70766  Eriogonum nudum var. pubiflorum A. Francis 1996-7-24 3639 Siskiyou South slope of Mt. Hoffman, NE of Arnica Sink. 2109 Comment
  HSC27243  Eriogonum nudum var. pubiflorum J. P. Smith, J. O. Sawyer 1971-9-18 4817 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  SD133754  Eriogonum nudum var. pubiflorum L. R. Heckard, I. T. Chuang 1968-7-2 1969 Siskiyou Along U.S. Highway 97, 6 miles north of Weed 1219 Comment
  CAS-BOT-BC272486  Eriogonum nudum var. pubiflorum L. R. Abrams 1926-7-4 11235 Siskiyou 1 mile west of Shasta City on road to Abrams Lake Comment
  CAS-BOT-BC267706  Eriogonum roseum Louis C. Wheeler 1934-9-19 3282 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  HSC43455  Eriogonum strictum var. proliferum Jennifer Whipple 1977-8-4 2151 Siskiyou Wagon Creek drainage on the E face of Mt. Eddy 2439 Comment
  UC727196  Eriogonum strictum var. proliferum A. A. Heller 1918-7-16 13028 Siskiyou Mt. Eddy 2682 Comment
  UC849749  Eriogonum strictum var. proliferum John Thomas Howell 1937-7-29 13676 Siskiyou n slope of Scott Mountains Scott Mountains 1676 Comment
  HSC69044  Eriogonum ternatum Maralyn A. Renner 1980-8-7 2347 Siskiyou Klamath National Forest, ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  JEPS83885  Eriogonum ternatum Wayne Roderick July 1976 Siskiyou rock outcrop along trail to Lily Pad Lake (vicinity of Cook and Green Pass); Sisiyou Mts. 1706 Comment
  CAS-BOT-BC267936  Eriogonum umbellatum Noel H. Holmgren; James L. Reveal 1966-6-9 2697 Siskiyou US 97, Shasta Valley, 4 miles north of Weed 1158 Comment
  CAS-BOT-BC94549  Eriogonum umbellatum R. C. Wenk 2006-9-2 545 Siskiyou trail to Caribou Lakes from Big Flat Meadow. Dry granite talus area by side of trail, above Big Conrad Gulch 1950 Comment
  HSC60823  Eriogonum umbellatum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  CAS-BOT-BC124189  Eriogonum umbellatum var. argus J. L. Reveal; Mark Lee Reveal 1975-8-15 3955 Siskiyou Siskiyou Mountains, Klamath National Forest, along the Dry Lake Lookout Road (Forest Service Road 40S01) 2042 Comment
  CAS-BOT-BC267998  Eriogonum umbellatum var. argus Doris K. Kildale 1928-7-2 5359 Siskiyou Salmon Summit, via Horn Creek trail 1981 Comment
  HSC68577  Eriogonum umbellatum var. argus Maralyn A. Renner 1980-6-8 804 Siskiyou Slopes E of Hwy. 3 1341 Comment
  CAS-BOT-BC268145  Eriogonum umbellatum var. humistratum Wm. Bridge Cooke 1938-8-24 11581 Siskiyou Mount Shasta. Near Bolam Creek Comment
  UC77425  Eriogonum umbellatum var. humistratum H. E. Brown Jun 15 1897-Jun 30 1897 Siskiyou n side Mt. Shasta Mt. Shasta 1524 Comment
  JEPS84201  Eriogonum umbellatum var. modocense L. R. Heckard with J. Hickman et al. 1986-7-17 6504 Siskiyou e Condrey Mt. (slopes); Alex Hole 1880 Comment
  RSA420576  Eriogonum umbellatum var. nelsoniorum Louis C. Wheeler 1934-7-3 2846 Siskiyou Head of Soda Crk, Sterling Mt, Siskiyou Mtns. (Mt. Diablo Mer.) 1768 Comment
  CAS-BOT-BC265196  Eriogonum umbellatum var. nevadense Noel H. Holmgren; James L. Reveal 1966-6-9 2675 Siskiyou Shasta River Canyon, US 99, 5 miles north of Yreka, Siskiyou Mountains 853 Comment
  CAS-BOT-BC265200  Eriogonum umbellatum var. nevadense Alice Eastwood 1921-7-29 10969 Siskiyou Medicine Lake Comment
  SD98942  Eriogonum umbellatum var. speciosum Darley F. Howe 1977-7-2 4986 Siskiyou 7 mi. northeast of Fort Jones Comment
  HSC77563  Eriogonum umbellatum var. stellatum L. P. Janeway 1983-9-11 660 Siskiyou Poker Flat 1524 Comment
  SEINET3836800 Image available Eriogonum umbellatum var. stellatum G. D. Butler 1908-8-9 214 Siskiyou Summit-above Marble Valley Comment
  CAS-BOT-BC262380  Eriogonum vimineum H. E. Brown 1897-8-1 600 Siskiyou South side Mt. Shasta 3048 Comment
  CAS-BOT-BC262381  Eriogonum vimineum Elmer I. Applegate 1935-8-3 10007 Siskiyou North base of Caldwell Butte, Lava Beds National Monument Comment
  JEPS56124  Eriogonum vimineum W. L. Jepson 1940-6-23 19979 Siskiyou Yreka 822 Comment
  RSA50139  Eriogonum vimineum E. K. Balls 1949-7-10 13967 Siskiyou 1 mi. from Cecilville on way to Forks of Salmon 716 Comment
  HSC41057  Eriophorum crinigerum J. O. Sawyer 1969-7-10 1041 Siskiyou Above Lipstick Lake 1829 Comment
  SEINET10750622  Eriophorum crinigerum Andrew Townesmith, Karen M. Meyer 2007-8-1 Townesmith 883 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
  JEPS34733  Eriophyllum lanatum var. achilleoides W. L. Jepson 1937-7-23 18460 Siskiyou Yreka Comment
  CAS-BOT-BC301447  Eriophyllum lanatum var. grandiflorum W. R. Dudley 1893-6-23 s.n. Siskiyou Castle Crag [Crags], near Mt Shasta Comment
  UC60935  Eriophyllum lanatum var. integrifolium Geo. B. Grant 1902-9-1 5228 Siskiyou Shasta Springs Mount Shasta 609 Comment
  CAS-BOT-BC301712  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1910-6-23 1602 Siskiyou Yreka Creek Comment
  JEPS29199  Eriophyllum lanatum var. lanceolatum Lauramay T. Dempster 1961-7-1 1826 Siskiyou along ridge from Condry Mountain to White Mountain Comment
  JEPS34742  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1908-7-20 298 Siskiyou head of Long Gulch (near Yreka) Comment
  POM30095  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1908-7-12 298 Siskiyou Humbug Mountain. 1220 Comment
  RSA183730  Eriophyllum lanatum var. lanceolatum Gilbert Muth 1965-7-29 134 Siskiyou Trail to Marble Mt., Lookout. Marble Mts. Comment
  UCD132195  Eriophyllum lanatum var. lanceolatum J. M. Tucker; L. K. Mann, Sandra L. Holloway 1963-8-18 3751 Siskiyou southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area. 2133 Comment
  UCD132196  Eriophyllum lanatum var. lanceolatum J. M. Tucker; L. K. Mann 1963-8-18 3763 Siskiyou On top of saddle, between Marble and southwest ridge of Black Mountain, Marble Mountain Wilderness Area. 2103 Comment
  UC195258  Eriophyllum lanatum var. lanceolatum Annie M. Alexander and Louise Kellogg 1911-7-16 254 Siskiyou S. Fk. Salmon River Comment
  HSC36770  Erodium cicutarium J. P. Smith 1974-5-25 7400 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  HSC62632  Erysimum capitatum Stansell 1928-6-18 Siskiyou Youngs Valley Comment
  CAS-BOT-BC54574  Erysimum capitatum L. E. Smith 1913-5-9 196 Siskiyou Weed. Comment
  CAS-BOT-BC54578  Erysimum capitatum Doris K. Kildale 1929-7-20 8558 Siskiyou South Fork Indian Creek near Gilmore's. 457 Comment
  SEINET11249702  Erysimum capitatum var. capitatum L. E. Detling 1947-6-3 6057 Siskiyou Klamath NF, Happy Camp. 335 Comment
  RSA262447  Erysimum capitatum var. perenne J. M. Tucker 1963-7-7 3717 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  RSA184803  Erythronium grandiflorum subsp. grandiflorum Gilbert Muth 1966-7-8 350 Siskiyou Marble Valley Meadow, Marble Mountains. 1793 Comment
  RSA78844  Erythronium grandiflorum subsp. grandiflorum Philip A. Munz 1952-7-2 17890 Siskiyou Road to Baldy Mountain, NW of Happy Camp, Siskiyou Mtns. 1524 Comment
  CHSC86257  Erythronium klamathense Martin J. Lenz 2003-5-1 2 Siskiyou North Fork Bear Creek, 3.1 mi NW of Pondosa. UTM: Zone 10. 606070E 4564100N. 1276 Comment
  CAS-BOT-BC403672  Eschscholzia californica L. E. Smith 1914-6-9 715 Siskiyou Yreka Comment
  SD126059  Eucephalus breweri Steve Morgan 1987-7-28 Siskiyou Shasta-Trinity National Forest. McGinnis Springs, 5 miles north of McCloud, south of Mt. Shasta Comment
  HSC92688  Eucephalus glabratus Jennifer Whipple 1977-8-4 2158 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2226 Comment
  HSC41059  Eucephalus ledophyllus var. ledophyllus J. O. Sawyer 1969-8-18 1981 Siskiyou S of South Sugar Lake 2073 Comment
  JEPS109885  Eucephalus tomentellus Dean W. Taylor 2005-8-18 19474 Siskiyou Dry Creek Peak, cirque on north face at headwaters Antelope Creek 1950 Comment
  POM67557  Euonymus occidentalis Geo. D. Butler 1910-7-9 1700 Siskiyou Shackleford Creek. 1220 Comment
  POM87489  Euphorbia crenulata Geo D. Butler 1910-4-22 1220 Siskiyou Kidder Creek Comment
  UCR66546  Euphorbia lathyris L. C. Wheeler 1934-11-4 03358 Siskiyou Marble Mtns, Scott Bar, Scott River 518 Comment
  UC1971261  Euphorbia maculata Louis C. Wheeler 1963-8-23 8266 Siskiyou KLAMATH RIVER: Walker (near Oak Knoll). Comment
  CAS-BOT-BC310636  Eurybia radulina A. A. Heller 1915-8-24 12206 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  SEINET5708046 Image available Eurybia radulina Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7700 Siskiyou Scott Mts. Collected along Road 17, 10.3 miles SW from the intersection of I-5 and Stewart Springs Rd.; Scott Mountains 1755 Comment
  JEPS24815  Eurybia radulina Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6828 Siskiyou just below and n of Scott Mountain 1615 Comment
  CAS-BOT-BC278735  Festuca idahoensis Elmer I. Applegate 1935-6-10 9463 Siskiyou Indian Well, Lava Beds National Monument Comment
  HSC39878  Festuca idahoensis J. P. Smith, J. O. Sawyer 1972-6-30 5641 Siskiyou Junction of French Creek and Sugar Creek Rd., 1/2 mi. W of Parrott Mill Rd. 1250 Comment
  HSC43028  Festuca idahoensis J. O. Sawyer, K. T. Stillman 1976-7-2 2801 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  HSC74870  Festuca idahoensis J. P. Smith, Jennifer Whipple 1978-7-2 9970 Siskiyou Klamath National Forest, ridge trail E of Cook and Green Pass 1341 Comment
  RSA582088  Festuca idahoensis L. C. Wheeler 1934-6-7 2658 Siskiyou North Hungry Creek. 1220 Comment
  UC1024703  Festuca idahoensis Leo Whitney 1934-6-10 2141 Siskiyou near Tennant; Antelope Creek 1463 Comment
  UC197110  Festuca pratensis Geo. D. Butler 1908-7-1 473 Siskiyou near Yreka Comment
  SEINET10553347  Festuca pratensis A. Arthur Heller 1915-8-24 Heller 12214 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy in moist soil in the forest. The prevalent tree is Douglas fir with some white fir and sugar pine, after cutting the original stand of Jeffrey pine. The common undershrubs are ceanothus and Uva-ursi in the dry places with Salix and Corylus in low ground. 1189 Comment
  UCD66266  Festuca roemeri A. H. Murphy 1959-7-22 59 I Siskiyou Shasta National Forest. Summit between Bear Creek and Toad Lake. 2346 Comment
  UC1265441  Festuca rubra F. W. Oettinger 1969-9-2 1585 Siskiyou near Tom TayloR Cabin (w Siskiyou County); Salmon Mountains, Bear Meadow 2026 Comment
  UC60798  Festuca rubra E. Palmer 1892-1 2625 Siskiyou near Mt. Shasta Comment
  CHSC118257  Festuca viridula R. E. Brainerd; N. Otting 2013-7-12 2182 Siskiyou Klamath Mountains. Marble Mountains Wilderness Area. Near the outlet at the west end of Upper Wright Lake. UTM Zone 10 493406E 4603724N WGS84. 2255 Comment
  UC166620  Fragaria vesca Geo. D. Butler 1908-6-27 496 Siskiyou Forest House Mountain Comment
  CAS-BOT-BC457572  Fragaria vesca subsp. californica Don. Reinoehl 1925-4-1 s.n. Siskiyou Dunsmuir Comment
  UC61650  Fragaria virginiana subsp. platypetala Geo. B. Grant Sep 1902 5196 Siskiyou Sisson; Mount Shasta 914 Comment
  CAS-BOT-BC447514  Fragaria virginiana var. platypetala Geo. D. Butler 1908-8-10 278 Siskiyou Shackleford Creek 1524 Comment
  CAS-BOT-BC53265  Frangula californica subsp. californica Doris K. Kildale 1928-7-25 5916 Siskiyou Klamath River at Somes Bar Comment
  CAS-BOT-BC59984  Frangula purshiana John Thomas Howell 1939-8-9 15238 Siskiyou Shackleford Creek Trail. Marble Mts. Comment
  CAS-BOT-BC59988  Frangula purshiana Elmer I. Applegate 1895-5-30 s.n. Siskiyou Sisson, w. base of Mt. Shasta. Comment
  CAS-BOT-BC55721  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-22 1755 Siskiyou 3 mi. No. of Mt. Shasta City on the Pacific Highway 1219 Comment
  HSC46150  Fraxinus latifolia J. P. Smith, Steve Selva 1970-7-17 4424 Siskiyou Along Klamath River Comment
  RSA134944  Fraxinus latifolia Percy C. Everett, E. K. Balls 1959-10-24 23948 Siskiyou 3.3 miles from Forks along Salmon River, Sawyers Bar to Somes Bar 366 Comment
  CAS-BOT-BC130173  Fritillaria affinis Louise A. Boyd; Katherine Donahoe 1923-5-1 s.n. Siskiyou Near Oregon Boundary Comment
  UC429285  Fritillaria atropurpurea Annie M. Alexander and L. Kellogg 1911-6-17 151 Siskiyou Jackson Lake Comment
  CAS-BOT-BC502834  Fritillaria atropurpurea W. R. Dudley 1893-6-21 s.n. Siskiyou Near spring on Mount Shasta Comment
  RSA237918  Fritillaria atropurpurea Frederick W. Oettinger 1968-8-18 575 Siskiyou Trail above Diamond Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 1921 Comment
  UC1733719  Fritillaria pudica Frank Gould, Kay H. Beach 1940-5-15 1244 Siskiyou Bull Meadows Comment
  CAS-BOT-BC506207  Fritillaria pudica Geo. D. Butler 1910-5-1 1264 Siskiyou Humbug Mountain Comment
  RSA607097  Fritillaria recurva Louis C. Wheeler 1935-6-9 3556 Siskiyou Yreka Creek, Siskiyou Mountains. 1220 Comment
  CDA5857  Gaillardia aristata G. D. Barbe, T. C. Fuller 1972-6-14 947 Siskiyou North of Weed, ca. 1 mile north of US 97 on Hoy Road. 0 Comment
  HSC68347  Galium aparine J. P. Smith 1973-5-5 6382 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  UC416643  Galium boreale subsp. septentrionale W. A. Setchell, C. C. Dobie 1902-7-23 Siskiyou Hearst Castle Comment
  RSA165560  Galium glabrescens subsp. glabrescens Clare B. Hardham 1961-6-30 1820 Siskiyou Near White Mt. Comment
  SBBG18787  Galium glabrescens subsp. glabrescens C. B. Hardham 1961-6-30 8012 Siskiyou White Mtn Comment
  UC1483410  Galium glabrescens subsp. glabrescens Maralyn A. Renner 1980-8-7 2419 Siskiyou ridge s Preston Peak; Klamath National Forest, Preston Peak Quad. 1950 Comment
  UC888955  Galium glabrescens subsp. glabrescens Alice Eastwood 1912-7-23 1331 Siskiyou Cantara Comment
  RSA202646B  Galium glabrescens subsp. glabrescens F. Ehrendorfer, G. Ledyard Stebbins 1959-6-29 5915 Siskiyou W flank of Scott Mtn. 1921 Comment
  RSA165562  Galium serpenticum Clare B. Hardham 1961-7-3 8115 Siskiyou Scott R, SW of Callahan Comment
  POM60035  Galium trifidum Copeland 1904-8-14 3935 Siskiyou Sisson. Comment
  JEPS25770  Galium triflorum Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7455 Siskiyou about 13 air mi n Happy Camp (on jeep-road along Del Norte-Siskiyou Co. boundary (ridge top) dividing Indian Crk drainage from that of Illinois R., leading to Twin Valley) 1584 Comment
  CAS-BOT-BC200584  Garrya buxifolia Geo. D. Butler 40 Siskiyou On West Fork of Woolly Creek 1524 Comment
  CAS-BOT-BC182268  Garrya fremontii Elmer I. Applegate 1898-5-15 2138 Siskiyou Klamath River. Between Shovel Creek & Fall Creek 853 Comment
  CAS-BOT-BC182270  Garrya fremontii Louis C. Wheeler 1934-6-22 2764 Siskiyou Cottonwood Creek, Siskiyou Mts. 1066 Comment
  CAS-BOT-BC182271  Garrya fremontii Alice Eastwood 1921-7-24 10712 Siskiyou Castle Lake Comment
  HSC69736  Garrya fremontii Maralyn A. Renner 1980-6-26 1281 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  RSA44064  Garrya fremontii W. Bridge Cooke 1941-9-16 16319 Siskiyou Along the Castle Lake Road. Comment
  UC166165  Garrya fremontii Geo. D. Butler 1910-3-10 1125 Siskiyou near Yreka Comment
  HSC58862  Gaultheria ovatifolia Marvin Butler 1971-7-29 231 Siskiyou Near El Capitan Lake 1585 Comment
  RSA262517  Gaultheria ovatifolia J. M. Tucker, D. V. Hemphill, A. O. Tucker 1974-7-27 4301 Siskiyou South side of Monument Lake, Marble Mountain Wilderness Area. 1799 Comment
  UC1409444  Gaultheria ovatifolia Frederick W. Oettinger 1968-9-8 785 Siskiyou High Lake Basins in vicinity of English Peak (along shoreline of English Lake, Marble Mountain Wilderness Area, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English L 1752 Comment
  HSC61497  Gayophytum diffusum subsp. parviflorum Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  UC164345  Gayophytum diffusum subsp. parviflorum Geo. D. Butler 1908-8-3 165 Siskiyou Lake Long Comment
  HSC34828  Gayophytum diffusum subsp. parviflorum J. P. Smith, J. O. Sawyer 1975-10-23 8487 Siskiyou 1768 Comment
  HSC77275  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1983-8-28 629 Siskiyou At Poker Flat. Dry W side of lower portion of meadow. 1524 Comment
  POM254607  Gayophytum diffusum subsp. parviflorum W. Bridge Cooke 1940-8-22 15485 Siskiyou Mount Shasta: Squaw Valley Creek meadows 2439 Comment
  UC873647  Gayophytum heterozygum W. Bridge Cooke 1941-9-5 16273 Siskiyou along the Memorial Hwy below MacBride Springs; Mt. Shasta Comment
  UC141171  Gentiana calycosa Dr. E. B. Copeland 1903-8-18 3829 Siskiyou Mt. Eddy 2286 Comment
  HSC66248  Gentiana newberryi Maralyn A. Renner 1980-8-19 2483 Siskiyou S side of Caribou Lake 2104 Comment
  POM76338  Gentiana plurisetosa Geo. D. Butler 1910-7-9 1709 Siskiyou Shackleford Creek. 1220 Comment
  HSC91280  Gentianopsis simplex Jennifer Whipple 1976-9-4 1791 Siskiyou Mt. Eddy, SW of Dobkins Lake along the drainage into the lake 2226 Comment
  CAS-BOT-BC459623  Geum macrophyllum H. A. Thomas; J. H. Thomas 1954-7-21 4436 Siskiyou Salmon-Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek. 1219 Comment
  CAS-BOT-BC143590  Geum triflorum John Thomas Howell 1939-8-8 15176 Siskiyou Black Mts., Marble Mts. Comment
  CAS-BOT-BC143591  Geum triflorum Geo. D. Butler 1910-6-19 1578 Siskiyou Goosenest foot hills 1524 Comment
  RSA86642  Geum triflorum E. E. Stanford 1930-8-14 2087 Siskiyou Below summit of Sonora Pass. 2896 Comment
  JEPS25651  Gilia capitata subsp. capitata Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7293 Siskiyou at Poker Flat 1536 Comment
  SEINET198288 Image available Glyceria declinata G. L. Church 1941-6-19 1328 Siskiyou 1 mi W of Mt Shasta City rd to Abrams Lake Comment
  HSC22139  Glyceria elata J. O. Sawyer 1968-7-10 494 Siskiyou 1768 Comment
  HSC69440  Glyceria elata John S. Palmer 1980-8-13 791 Siskiyou Dead Cow Creek, near FS 47N44 from Beaver Creek Rd. 1616 Comment
  UCD66793  Glyceria occidentalis P. B. Kennedy 1923-7-29 Siskiyou By Camp - Sisson. Comment
  POM229180  Glyceria striata L. C. Wheeler 1935-7-24 3693 Siskiyou Jaynes Canyon. Siskiyou Mtns. 1950 Comment
  SEINET10790893  Glyceria striata Lawrence P. Janeway 1983-9-11 Janeway 684 Siskiyou Preston Peak quad (15') T18N, R6E, SW1/4 of sec. 20. Siskiyou Mountains; at Poker Flat, a meadow in a fir forest. On wet edge of a dry "island in middle of the lower wet part of the meadow. 1524 Comment
  JEPS34044  Gnaphalium palustre W. L. Jepson 1940-7-3 20101 Siskiyou Big Bear Flat (large mdw. e 5 mi se of Bartle) Big Bear Flat 1219 Comment
  RSA381794  Goodyera oblongifolia M. B. Dunkle 1944-8-25 9172 Siskiyou Siskiyou National Forest, Hungry Creek Comment
  CDA6053  Grindelia nana G. D. Barbe 1973-8-14 1703 Siskiyou Site of proposed quarantine station south of Mt. Shasta City, west side of Interstate 5. Comment
  SDSU2695  Grindelia nana D. F. Howe 1961-8-3 3178 Siskiyou 26.5 miles east of Shasta on #89. 1219 Comment
  SD51276  Grindelia nana Darley F. Howe 1961-8-3 3178 Siskiyou 26.5 miles east of Highway #99 on Highway 89 Comment
  JEPS116878  Gypsophila paniculata var. paniculata David Gowen 2007-7-11 777 Siskiyou Southeast of Lake Shastina and Hwy 97 on forest service road 42N15. Comment
  CHSC96006  Hackelia bella L. P. Janeway 2006-7-3 8774 Siskiyou Klamath Ranges. Salmon Mountains; south side of upper Carter Meadows 0.5 km west of Carter Meadows Summit. 1798 Comment
  SEINET12578750  Hackelia bella H. M. Hall 1909-1 8599 Siskiyou Salmon Mountains, Preachers Peak, Dorleska [Mine]. 2000 Comment
  UC573114  Hackelia bella Dorothy Tebbe 1929-7-15 133 Siskiyou Salmon Summit; Salmon Mountains Comment
  JEPS74424  Hackelia bella W. J. Ferlatte 1966-7-7 211 Siskiyou n.w. side Caribou Mt. (Trinity Alps); , Caribou Mt. 1828 Comment
  JEPS2565 Image available Hackelia californica C. G. Pringle 1881-8-23 Siskiyou Mount Shasta Comment
  HSC22137  Hackelia micrantha J. O. Sawyer 1969-7-3 1040 Siskiyou Near Lipstick Lake 1951 Comment
  UC1408781  Hackelia micrantha Frederick W. Oettinger 1968-9-2 667 Siskiyou at base of cliffs sw of Upper English Lake (High Lake Basins in the Vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1874 Comment
  SBBG30578  Hastingsia alba D. Myrick 1968-6-29 2055 Siskiyou Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  UC375208  Hastingsia alba Geo. D. Butler 1910-6-5 1518 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC504610  Hastingsia alba Alice Eastwood 1921-7-24 10722 Siskiyou Castle Lake Comment
  CAS-BOT-BC504611  Hastingsia alba W. R. Dudley 1903-8-3 s.n. Siskiyou By upper Sacramento River, near Sissons Comment
  CAS-BOT-BC506195  Hastingsia alba David D. Keck 1949-7-20 6364 Siskiyou Meadow at Scott Mountain Summit at Trinity County line 1633 Comment
  RSA105445  Hastingsia alba Milo S. Baker 1955-7-26 13078 Siskiyou Hwy 99, 4 mi S of Gazelle. 915 Comment
  CAS-BOT-BC302458  Hazardia whitneyi var. discoidea Annie M. Alexander; Louise Kellogg 1949-7-29 5899 Siskiyou Trail to Hidden Lake, above Sky High Lake. Sky High Valley, Marble Mountains 1767 Comment
  UCD132645  Hazardia whitneyi var. discoidea Jack Major; M. Fleschner, R. Pemble 1966-9-4 s.n. Siskiyou east side of Marble Mountain, Marble Mountains. 1941 Comment
  HSC58872  Helenium bigelovii Marvin Butler 1971-7-28 215 Siskiyou Near youngs Valley, close to the town of Cave Junction 1403 Comment
  HSC82363  Helenium bigelovii Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4514 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  JEPS74421  Helenium bigelovii W. J. Ferlatte 1966-8-2 231 Siskiyou between campground and S. Fork of the Salmon River; Trinity Alps, Big Flat 1524 Comment
  CAS-BOT-BC306745  Helenium bigelovii Bruce G. Baldwin 1987-8-3 681 Siskiyou Shasta-Trinity National Forest, west of Mt. Shasta, 3.1 miles west of junction with Toad Lake Road along road to Gumboot Lake (along South Fork of the Sacramento River) Comment
  RSA68881  Helianthella californica var. shastensis A. E. Culbertson 1943-7-1 75 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000' backwall; 14 miles S.W. of Mt. Shasta on N. side of a 6600 eastern spur of Trinity Mts.; 2000' above Sacramento. within 10 air miles of its headwaters to the west. Comment
  UC166239  Helianthus bolanderi Geo. D. Butler 1908-8-27 337 Siskiyou near Oro Fino Comment
  CAS-BOT-BC305568  Helianthus bolanderi Louis C. Wheeler 1934-10-21 3334 Siskiyou Shasta Valley 2 mi. SE Yreka 853 Comment
  CAS-BOT-BC305570  Helianthus bolanderi Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Rogers Creek, Somes Bar Comment
  CAS-BOT-BC305571  Helianthus bolanderi L. R. Abrams 1927-9-11 12139 Siskiyou Shasta Valley, Yreka to Gazelle Comment
  UC166237  Helianthus cusickii Geo. D. Butler 1909-4-7 637 Siskiyou mountain side nw Yreka Comment
  CHSC30914  Hemizonella minima M. S. Taylor 1980-7-8 3113 Siskiyou On ridge s of Castle Lake, above Hearts lake. 2016 Comment
  HSC68505  Hemizonella minima Maralyn A. Renner 1980-6-22 921 Siskiyou 1 mi. N of Little Shasta River 1402 Comment
  UC134584  Hemizonella minima H. E. Brown June 1-10 1897 307 Siskiyou near Sisson 1083 Comment
  CAS-BOT-BC313465  Hemizonella minima Doris K. Kildale 1928-7-4 5492 Siskiyou Summit of divide between Salmon River to Scott Valley Comment
  UC1096811  Hemizonella minima Milo S. Baker 1957-6-16 13109 Siskiyou Scott Mts. Comment
  POM211204  Heracleum maximum L. C. Wheeler 1934-7-5 2881 Siskiyou Dear Creek, Sterling Mountain, Siskiyou Mountains 1677 Comment
  OBI7192  Hesperocyparis bakeri Carl B. Wolf and E. R. Johnson, E. R. Johnson 1934-10-8 6166 Siskiyou Modoc Lava beds, 1 mi NE of Timbered crater on Old Stage rd from Dana to Little Hot Springs Valley 1219 Comment
  HSC36744  Heteromeles arbutifolia Brent Whitely 1975-6-24 52 Siskiyou 235 Comment
  JEPS104877  Heterotheca oregona var. compacta Dean W. Taylor 1993-7-30 14019 Siskiyou Highway 3 about 7 miles east of Fort Jones (tributary to Scott River); Klamath National Forest 609 Comment
  UC1557834  Heterotheca oregona var. rudis J. Semple and S. Heard 1986-8-16 8496 Siskiyou 9.8 km s of road to Kanagaroo Lake (just ne of CA-3, se of Etna, on road to Gazelle) Comment
  JEPS29996  Heterotheca villosa var. minor Rimo Bacigalupi, and L. Heckard, J. Weiler 1961-7-2 7982 Siskiyou about 7 1/2 mi ne Weed (along US Hwy 97) 1127 Comment
  JEPS84204  Heterotheca villosa var. minor L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6324 Siskiyou 1/2 air mi from Red Butte (ca 7 mi nne of Seiad Valley, w of Cook and Green Pass) 1850 Comment
  RSA183742  Heterotheca villosa var. minor Gilbert Muth 1965-8-4 s.n. Siskiyou Near the Marble, Marble Valley; Marble Mts. Comment
  RSA0062921  Heuchera cylindrica var. alpina E. K. Balls, P. C. Everett 1952-10-12 18180 Siskiyou 7.2 miles SW of boundary Lava Beds National Monument. Road from Indian Well Ranger Station to Tennant. 1311 Comment
  UC1540143  Heuchera cylindrica var. ovalifolia Dean Wm. Taylor, Glenn L. Clifton, R. Doug Stone 1987-8-7 9266 B Siskiyou Caldwell Butte, Lava Beds National Monument, on n interior rim of crater Caldwell Butte 1499 Comment
  UC574655  Heuchera cylindrica var. ovalifolia J. William Thompson 1936-7-8 13169 Siskiyou Lava Beds National Monument Comment
  CHSC99698  Heuchera merriamii L. P. Janeway 2008-7-24 9474 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
  HSC103908  Heuchera merriamii Dana York, Richard Helliwell 2010-9-11 3011 Siskiyou Klamath National Forest. North slope of Broken Rib Mountain 1616 Comment
  JEPS49743  Heuchera merriamii Geo. D. Butler 1908-8-9 221 Siskiyou Marble Valley Camp 1676 Comment
  RSA296722  Heuchera micrantha var. macropetala Clark L. Miller 1979-4-28 1108 Siskiyou 10 miles SE along Salmon River Comment
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Aug 31 2009
  CAS-BOT-BC319689  Hieracium albiflorum E. C. Johnston 1931-8-1 s.n. Siskiyou Mouth of Klamath River Comment
  HSC22155  Hieracium bolanderi J. O. Sawyer 1969-7-16 1132 Siskiyou Summit NE of Waterdog Lake 2332 Comment
  RSA95170  Hieracium bolanderi J. T. Howell 1939-8-6 15097 Siskiyou Marble Mountains Comment
  CAS-BOT-BC318549  Hieracium greenei Alice Eastwood 1921-7-30 10994 Siskiyou Soda Creek Comment
  SEINET515843  Hieracium greenei Vernon Oswald 1997-7-28 8801 Siskiyou Forest Route 15 near Grasshopper Flat, 3.9 mi. S of Medicine Lake Road. 1701 Comment
  CAS-BOT-BC316015  Hieracium nudicaule Alice Eastwood 1921-7-29 10976 a Siskiyou Pilgrim Creek Nursery Comment
  CAS-BOT-BC316032  Hieracium scouleri Annie M. Alexander; Louise Kellogg 1949-7-20 5812 Siskiyou Paradise Lake, Marble Mountains 1920 Comment
  CAS-BOT-BC313000  Hieracium triste Gilbert Muth 1965-8-11 s.n. Siskiyou Marble Valley Comment
  HSC4860  Holodiscus discolor J. O. Sawyer 1968-7-9 407 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  HSC65497  Holodiscus discolor Rich White 1977-7-21 118 Siskiyou Slope below outlet of Raspberry Lake 1512 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
  HSC94  Holodiscus discolor William J. Ferlatte 1966-8-18 429 Siskiyou At the summit of Willow Cr. Trail, on an exposed ridge. Comment
  RSA237611  Holodiscus discolor Frederick W. Oettinger 1969-8-3 1142 Siskiyou Hot slope above English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 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
  UC1409360  Holodiscus discolor Frederick W. Oettinger 1969-8-19 1448 Siskiyou Ridge from Arrow Peak to King David Peak (High Lake Basins in vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  UC1409362  Holodiscus discolor Frederick W. Oettinger 1969-8-16 1412 Siskiyou on English Lake Trail, High Lake Basins in vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area English Lake Trail; Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  CAS-BOT-BC152366  Holodiscus discolor var. discolor L. R. Short 1933-6-16 39 Siskiyou Klamath River 609 Comment
  CAS-BOT-BC150129  Holodiscus microphyllus var. glabrescens Dorothy Parker 1950-8-6 489 Siskiyou Salmon Mountain 1798 Comment
  UCR142756  Hordeum brachyantherum L. C. Wheeler 1934-8-14 3133 Siskiyou Siskiyou Mtns, North side of White Mountain 1768 Comment
  UC535964  Hordeum brachyantherum subsp. brachyantherum Elmer I. Applegate 1923-8-17 3834 Siskiyou Medicine Lake Comment
  CAS-BOT-BC285059  Hordeum marinum subsp. gussoneanum L. R. Short 1933-6-16 42 Siskiyou Klamath National Forest, S. side of Klamath R. 609 Comment
  CDA2201  Hordeum vulgare var. trifurcatum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-28 2589 Siskiyou Between Old Highway 99 and railroad at Truttman Lane, 3.2 km south of Grenada. Comment
  CDA16163  Horkelia daucifolia G. F. Hrusa 1998-5-25 14471 Siskiyou Klamath Ranges; At +- Pioneer (1-2 mi N on Frontage Rd. of I-5), +-10 mi S of Weed, near Mt. Shasta city. 1066 Comment
  UC555626  Horkelia daucifolia H. L. Mason 1931-5-9 5870 Siskiyou 3 mi s Weed Comment
  SEINET6755777  Horkelia daucifolia G. D. Butler 1910-5-4 1272 Siskiyou Dry hill near Yreka. Comment
  CAS-BOT-BC205182  Horkelia hendersonii James R. Shevock; Barbara Williams 1987-8-17 11803 Siskiyou Klamath Ranges. Below Dry Lake Mountain Lookout site along forest road 40S01 2011 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
  JEPS69758  Horkelia tridentata W. B. and V. G. Cooke 1972-7-6 45457 Siskiyou along Mud Creek Dam Road Mt. Shasta 10 Comment
  RSA119333  Horkelia tridentata subsp. flavescens S. S. Tillett 1956-7-11 696 Siskiyou just N of campground, Scott Mtn divide, Siskiyou - Trinity County line, 8 mile SE of Callahan. 1631 Comment
  UC481099  Horkelia tridentata subsp. tridentata W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta Comment
  CAS-BOT-BC538242  Horkelia tridentata var. flavescens J. H. Thomas 1954-5-12 4123 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville 975 Comment
  CAS-BOT-BC539433  Horkelia tridentata var. tridentata Alice Eastwood 1912-7-15 1062 Siskiyou McCloud Comment
  CAS-BOT-BC539440  Horkelia tridentata var. tridentata R. E. Frenkel 1964-7-14 687 Siskiyou At Howard near Mount Shasta 1219 Comment
  CAS-BOT-BC55496  Hornungia procumbens John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-28 53377 Siskiyou Shasta Valley. 2 miles south of Grenada. 762 Comment
  CAS-BOT-BC201125  Hosackia crassifolia Jessie P. Rose 1905-7-1 157 Siskiyou North side of Ashland Butte, Siskiyou Mts. 1828 Comment
  SEINET957334  Hosackia crassifolia G. D. Butler 1910-1 1452 Siskiyou Lang Valley. Comment
  SBBG18804  Hosackia crassifolia var. crassifolia C. B. Hardham 1961-6-30 8009 Siskiyou White Mtn 1828 Comment
  UCD77837  Hosackia oblongifolia Robert E. Preston 2002-7-11 1897 Siskiyou Klamath National Forest, Trout Creek Meadow 1505 Comment
  HSC42916  Hosackia oblongifolia var. oblongifolia J. O. Sawyer, Ken Stillman 1976-7-1 2784 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  HSC30481  Hosackia pinnata Frederick W. Oettinger 1969-8-12 1342 Siskiyou Abbott's lower Cabin 1189 Comment
  CHSC30245  Hulsea nana M. S. Taylor; J. Prouty, E. Heinitz 1980-8-19 3265 Siskiyou Paint Pot Crater. 1920 Comment
  HSC69572  Hydrophyllum occidentale Maralyn A. Renner 1980-8-6 2265 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  RSA715488  Hymenolobus procumbens L. Ahart, John Dittes 2005-6-9 12044 Siskiyou 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 22 1/2 miles (air) east-southeast of Grenada. 775 Comment
  CAS-BOT-BC312848  Hymenoxys lemmonii Louis C. Wheeler 1934-10-21 3334 Siskiyou Shasta Valley 4 mi. E Grenada 853 Comment
  UC177234  Hymenoxys lemmonii Geo. D. Butler Siskiyou Comment
  HSC93047  Hypericum anagalloides Jennifer Whipple 1976-7-23 1526 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC164264  Hypericum anagalloides Geo. D. Butler 1908-8-3 52 Siskiyou Shackleford Creek, Log Lake Comment
  UC454936  Hypericum anagalloides I. J. Condit 1909-8-22 Siskiyou Sisson Comment
  SD88323  Hypericum perforatum Darley F. Howe 1972-7-8 Siskiyou 7.7 miles north of Weed, on Highway 97. 1157 Comment
  CAS-BOT-BC401286  Hypericum perforatum W. B. Cooke; V. G. Cooke 1962-8-19 33549 Siskiyou Near Memorial Highway, Mt. Shasta Comment
  CAS-BOT-BC206826  Iliamna bakeri Carl B. Wolf 1941-7-26 11073 Siskiyou 10.3 mi. NE of Weed along U.S. Highway #97 914 Comment
  UC726812  Ipomopsis aggregata A. A. Heller 1938-7-12 15250 Siskiyou 5 mi n Weed (along US Hwy 97) 1066 Comment
  SEINET10950885  Ipomopsis aggregata subsp. formosissima Karen M. Meyer, Andrew Townesmith 2007-7-29 Meyer 172 Siskiyou Shasta-Trinity National Forest. 0.3 mi. on 40N25 Rd., off Siskiyou County Rd., A10/Everitt Memorial Hwy. 1805 Comment
  UC722306  Iris bracteata C. L. Hitchcock and J. S. Martin 1939-7-7 5270 Siskiyou 13 mi s Takilma, Oregon (Sanger Peak Trail); Sanger Peak Trail 1066 Comment
  SEINET3875271  Iris douglasiana D. E. Bright 1961-6-15 192 Siskiyou 5 miles west of Bray, California in dry stream-bed.; 0 Comment
  CAS-BOT-BC540703  Iris innominata Dana York 2012-7-21 3133 Siskiyou Siskiyou Mountains: boundary of the Rogue River-Siskiyou and Klamath national forests, ca. 750 m ENE of Red Butte 1850 Comment
  HSC27648  Iris tenuissima Carl W. Mize 1972-6-8 5 Siskiyou Along the main trail 328 Comment
  UC593520  Iris tenuissima E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2002 Siskiyou 1.5 mi w Mt. Shasta City (above Sulloway Creek, e and ne slope of spur of Rainbow Ridge); Rainbow Ridge 1188 Comment
  HSC36670  Iris tenuissima Brent Whiteley 1975-7-3 134 Siskiyou 1220 Comment
  CAS-BOT-BC88665  Isatis tinctoria George Dexter Butler 1909-6-13 804 Siskiyou Scott River near Fort Jones. Comment
  CDA3765  Isatis tinctoria T. C. Fuller 1962-6-11 8956 Siskiyou East side of Hwy 99 to Black Butte Summit, 4.1 miles south of Weed. 0 Comment
  HSC36751  Isatis tinctoria J. P. Smith 1974-5-25 7394 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  SEINET5342457  Isatis tinctoria G. Butler 1910-6-7 1534 Siskiyou Scott Rin. Comment
  UCD115198  Isatis tinctoria R. C. Bacigalupi; S. Galen Smith 1957-6-27 5973 Siskiyou Grass Lake, along Highway 97. 1524 Comment
  UC371166  Isoetes bolanderi G. D. Butler 1908-8-3 256 Siskiyou Log lake Comment
  SEINET8198344  Isoetes occidentalis D. W. Taylor 2002-7-27 18282 Siskiyou Scott Mountains, small pond in Grouse Creek drainage, Scott River Watershed, Scott Mountains 1509 Comment
  CAS-BOT-BC110016  Juncus W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klinks Meadow. Comment
  HSC85849  Juncus balticus subsp. ater L. P. Janeway 1983-8-16 549 Siskiyou Poker Flat 1524 Comment
  RSA238918  Juncus covillei Frederick W. Oettinger 1969-8-14 1369 Siskiyou English Lake main campsite. Sandy lake shore on W side of English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  RSA238903  Juncus drummondii Frederick W. Oettinger 1969-9-4 1660 Siskiyou Just S of Tom s Lower Pond. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  HSC67454  Juncus effusus subsp. pacificus J. P. Smith, Steve Selva 1970-7-16 4375 Siskiyou Along Klamath River, 2 mi. W of Seiad Creek 518 Comment
  JEPS105030  Juncus ensifolius Dean W. Taylor 1996-7-23 15816 Siskiyou Patterson Creek headwaters (about 6 air miles northwest of Etna); Klamath National Forest 1493 Comment
  JEPS84035  Juncus ensifolius L. R. Heckard with J. Hickman et al. 1986-7-17 6529 Siskiyou above and s Alex Hole (n of Hwy 96); Buckhorn Campground Comment
  JEPS84036  Juncus ensifolius L. R. Heckard with S. D'Alcamo, J. Hickman 1986-7-16 6376 Siskiyou ca 7 mi nne Seiad Valley (w of Cook and Green Pass, ca 1.5 mi e of Red Butte summit) 1900 Comment
  UC1748283  Juncus ensifolius Rhonda Posey 2000-8-17 Siskiyou about 3.5 mi NE of McCloud District Ranger Station, McCloud ( at Mud Creek Meadows, along Road 42N13 (Pilgrim Creek Road)) 1097 Comment
  RSA14323  Juncus ensifolius Elmer I. Applegate 1895-5-28 s.n. Siskiyou Sisson, Strawberry Valley. Near Sesson s Tavern. Comment
  RSA211362  Juncus ensifolius William J. Ferlatte 1967-8-17 950 Siskiyou Trinity Alps; Yellow Rose Mine. 1982 Comment
  UC1265376  Juncus ensifolius F. W. Oettinger 1969-8-12 1335 Siskiyou near The Cedars (w Siskiyou County); Salmon Mountains, North Fork of Salmon River 914 Comment
  HSC22472  Juncus mertensianus J. O. Sawyer 1968-7-9 440 Siskiyou W of Little Duck Lake 1936 Comment
  UC618818  Juncus nevadensis F. J. Hermann 1938-7-1 11162 Siskiyou Wagon Camp Mount Shasta 1737 Comment
  UCD141624  Juncus nevadensis Jack Major 1961-7-14 641 Siskiyou Wagon Camp Meadow, Mount Shasta. 1737 Comment
  HSC69060  Juncus orthophyllus Maralyn A. Renner 1980-8-6 2322 Siskiyou Cracker Meadow 1555 Comment
  CHSC98758  Juncus parryi L. P. Janeway; B. Castro 2007-7-29 9144 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
  UCD141754  Juncus parryi William Bridge Cooke 1937-8-7 9252 Siskiyou Vicinity of The Gate (south) Hudsonian. 2590 Comment
  UCR37587  Juncus parryi L. P. Janeway 1983-8-13 532 Siskiyou South side & above the South Fork of Indian Creek, NE of Preston Peak. 1463 Comment
  POM256459  Juncus tenuis Edward Lee 1934-8-11 1028 Siskiyou Walker Creek canyon, a tributary of the Klamath River (east end of Seiad Valley). 610 Comment
  HSC22407  Juniperus communis var. saxatilis J. O. Sawyer 1969-6-12 880 Siskiyou Ridge SE of Eaton Lake 2226 Comment
  POM148750  Juniperus occidentalis var. occidentalis J. B. Feudge 1927-8-11 1618 Siskiyou Hornbrook Comment
  HSC45035  Kalmia polifolia J. O. Sawyer 1978-6-18 3239 Siskiyou Marble Mountain Wilderness, Shelly Meadows 1921 Comment
  RSA305804  Keckiella corymbosa James R. Shevock 1972-7-26 2226 Siskiyou Along the Klamath River. 518 Comment
  HSC61499  Kelloggia galioides Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail 1220 Comment
  HSC97687  Kelloggia galioides Thomas W. Nelson, Jane Nelson 2006-7-1 9446 Siskiyou Along FS Rd. 4319, Military Pass Rd., the Whaleback 1392 Comment
  POM59665  Kelloggia galioides E. B. Copeland 1903-7-17 3516 Siskiyou Mt. Shasta. Comment
  UC455891  Kelloggia galioides I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake Comment
  UCD85797  Koeleria macrantha P. B. Dickey 1940-5-26 945 Siskiyou South of Dwinnell Lake. Comment
  CAS-BOT-BC499654  Kopsiopsis strobilacea J. H. Thomas 1954-5-14 4184 Siskiyou Salmon Mountains, Klamath National Forest (sw part of county). Near South Fork of Salmon River, 5--9 mi SE of Cecilville, along N side of river 1219 Comment
  UC1190134  Kopsiopsis strobilacea Ira L. Wiggins 1955-7-23 13479 Siskiyou Ridge west of China Creek. Comment
  RSA0104247  Kopsiopsis strobilacea Frederick W. Oettinger 1968-8-17 550 Siskiyou Approx. 20 yards S off the Tom Taylor Cabin-Pine Lake trail just after one leaves the first patch of Red Fir woods (heading towards Pine Lake). 2072 Comment
  CAS-BOT-BC340364  Kyhosia bolanderi Annie M. Alexander; Louise Kellogg 1949-7-30 5903 Siskiyou Sky High Valley, Marble Mountains 1767 Comment
  CAS-BOT-BC349851  Lactuca tatarica subsp. pulchella T. C. Fuller 1967-8-15 16260 Siskiyou 4 mi. n.e. of Macdoel Comment
  CHSC114323  Lactuca tatarica subsp. pulchella T. C. Fuller 1967-8-15 16260 Siskiyou 4 mi. n.e. of Macdoel, Siskiyou Co. Comment
  CAS-BOT-BC341692  Lagophylla ramosissima A. A. Heller 1919-6-27 13279 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  JEPS39004  Lagophylla ramosissima Geo. D. Butler 1908-6-26 297 Siskiyou near Yreka; Butler's Ranch Comment
  OBI76917  Lapsana communis Anthony Baniaga 2011-7-8 428 Siskiyou Klamath Natl Forest. Along Salmon river, on hwy 93 272 Comment
  CAS-BOT-BC204928  Lathyrus Clarence R. Quick 1959-6-19 59 -07 Siskiyou 3 miles south of Four Corners on ridge south-east of Seiad Valley Comment
  UC1185308  Lathyrus brownii H. E. Brown 1897-6-10 391 Siskiyou near Sisson; ; near Sisson, Siskiyou Co. 1083 Comment
  UC1190131  Lathyrus nevadensis var. nevadensis Ira L. Wiggins 1955-7-21 13427 Siskiyou 7 mi above Cecilville (near Mt. View Ranch); South Fork of Salmon River 975 Comment
  UC164285  Lathyrus nevadensis var. nevadensis Geo. D. Butler 1910-6-19 1588 Siskiyou Goosenest foothills Goosenest 1524 Comment
  CHSC43653  Lepidium perfoliatum Vernon Oswald 1986-5-29 2069 Siskiyou Hwy 97 between Dorris and Macdoel, 47.5 mi ne of Weed. Roadside. 1219 Comment
  CHSC91629  Lepidium perfoliatum G. F. Hrusa 2001-6-5 15841 Siskiyou Shasta Valley. Road pullout at northbound exit from I-5 at Louie Rd. 914 Comment
  HSC45992  Leptosiphon ciliatus J. P. Smith, Steve Selva 1970-6-16 4002 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  HSC30635  Leptosiphon ciliatus Frederick W. Oettinger 1969-8-1 1129 Siskiyou Marble Mtn. Wilderness Area, edge of Wiregrass Meadow below English Lake 1677 Comment
  RSA183657  Lesquerella occidentalis Gilbert Muth 1965-8-12 219 Siskiyou Behind Black Mtn, Marble Mtns. Comment
  CAS-BOT-BC342100  Leucanthemum vulgare Dorothy Parker 1946-7-29 s.n. Siskiyou Plowman's Valley 1188 Comment
  UC1034604  Leucanthemum vulgare Douglas Barbe 1955-6-29 46 Siskiyou 1.8 mi e of Callahan; Scott River 975 Comment
  CAS-BOT-BC342101  Leucanthemum vulgare Louis C. Wheeler 1934-8-20 3198 Siskiyou Cinnabar Mine, W Fork Beaver Creek, Siskiyou Mts. 1127 Comment
  HSC22284  Leucothoe davisiae J. O. Sawyer 1969-7-11 1335 Siskiyou S Sugar Creek 1829 Comment
  HSC7842  Leucothoe davisiae Jerry Parker 1968-10-6 132 Siskiyou Salmon Mtns., above Little Duck Lake Comment
  CDA23972  Lewisia cotyledon D. L. Janssen, F. D. Horn 1978-5-19 Siskiyou Scott Bar Mountain Lookout, approximately 20 km west of Fort Jones. 0 Comment
  UCD19287  Lewisia cotyledon Julie Knorr 1978-7-14 18 Siskiyou Marble Mountain Wilderness, rocky bluff 1 mi. below summit lake on trail. 1889 Comment
  JEPS127644  Lewisia cotyledon var. cotyledon Jurriaan M. de Vos 2014-7-10 312 Siskiyou Klamath NF. Along and just S of Pacific Crest Trail, E from Cook and Green pass (Forest Road 1055). Comment
  CAS-BOT-BC229458  Lewisia cotyledon var. heckneri Marion Ownbey; Ruth P. Ownbey 1938-7-19 1751 Siskiyou Summit of the Siskiyou Mountains 2 1/2 miles northwest of Dry Lake Lookout Comment
  RSA296720  Lewisia cotyledon var. howellii Clark Miller 1979-4-28 2 -109 Siskiyou 12 miles east of Hwy 96 along road to forks of Salmon. 523 Comment
Read comments
Aug 31 2009
  HSC92945  Lewisia leeana Jennifer Whipple 1976-6-18 1041 Siskiyou W facing slope of the ridge between Durney Lake and Little Crater Lake 2378 Comment
  HSC22475  Lewisia leeana J. O. Sawyer 1969-7-1 979 Siskiyou SE facing slope above Paynes Lake Creek 1921 Comment
  HSC77042  Lewisia nevadensis K. T. Stillman 1976-6-25 25 Siskiyou Marble Mtn. Wilderness Area, Marble Valley 1829 Comment
  RSA238300  Lewisia nevadensis Frederick W. Oettinger 1969-7-10 949 Siskiyou On NW of Lower English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA47807  Lewisia rediviva Roxana S. Ferris, Laura Lorraine 1948-6-12 11715 Siskiyou Schoolhouse Hill, Plowman s Valley [Noyes Valley], East Fork of Scott River Comment
  HSC45147  Lewisia triphylla J. O. Sawyer, E. Cope 1977-6-20 2961 Siskiyou Behind Devil's Punchbowl 1829 Comment
  RSA238299  Lewisia triphylla Frederick W. Oettinger 1969-7-10 947 Siskiyou N of upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  CAS-BOT-BC283811  Leymus cinereus Geo. D. Butler 1910-6-13 1561 Siskiyou Near Yreka Comment
  POM229945  Leymus triticoides L. C. Wheeler 1935-6-2 3543 Siskiyou Shasta River; Siskiyou Mts. 732 Comment
  SEINET10531236  Libocedrus decurrens Edward L. Greene 1876-9-6 Greene 1040 Siskiyou collected near Yreka Comment
  HSC410  Ligusticum californicum William J. Ferlatte 1967-8-23 1098 Siskiyou Head of Kidd Creek 2256 Comment
  RSA261387  Ligusticum californicum J. M. Tucker 1974-7-28 4313 Siskiyou Adjacent to camp at Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  JEPS24032  Ligusticum grayi Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6896 Siskiyou Siskiyou Mts., Poker Flat 1536 Comment
  JEPS84045  Ligusticum grayi L. R. Heckard with J. Hickman et al. 1986-7-17 6537 Siskiyou Road end area and camp overlooking S end of Alex Hole, SE of Condrey Mt. Comment
  UC875079  Ligusticum grayi A. A. Heller 1915-8-26 12237 Siskiyou Mt. Eddy 1828 Comment
  CAS-BOT-BC508259  Lilium columbianum H. E. Brown 1897-6-1 344 Siskiyou Near Mt. Shasta 2133 Comment
  HSC44999  Lilium kelleyanum J. P. Smith, Steve Selva 1970-7-17 4448 Siskiyou Below Kangaroo Lake. 1890 Comment
  HSC81563  Lilium kelleyanum Thomas W. Nelson, Jane P. Nelson 1980-7-19 6200 Siskiyou Along USFS Rd. 40N17 1.0 mi. from junction with Callahan-Cecilville Rd. 1585 Comment
  RSA238846  Lilium kelleyanum Frederick W. Oettinger 1967-7-30 218 Siskiyou The NW side of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 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
  HSC96290  Lilium pardalinum subsp. shastense Gordon Leppig 1998-8-13 1006 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen 2200 Comment
  JEPS80522  Lilium pardalinum subsp. vollmeri Gilbert Muth 1966-7-19 422 Siskiyou along first bluff Marble Gap Trail; Marble Mt. Wilderness Area 1828 Comment
  UC618680  Lilium washingtonianum unknown 1938-7-22 11328 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  HSC22272  Lilium washingtonianum subsp. purpurascens J. O. Sawyer 1969-8-5 1960 Siskiyou Slopes W of South Sugar Creek 1799 Comment
  UC164043  Lilium washingtonianum subsp. purpurascens Geo. D. Butler 1908-7-12 1113 Siskiyou Humbug Mountain Comment
  CAS-BOT-BC133103  Lilium washingtonianum subsp. washingtonianum A. A. Heller 1920-7-10 13440 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  UC23467  Linanthus ciliatus Harley P. Chandler Jun 1901 1643 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  UC52821  Linanthus ciliatus W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Comment
  CDA40099  Linanthus harknessii T. C. Fuller 1960-6-3 4614 Siskiyou East bank of Toad Lake, ca. 7 miles north of Bartle. 0 Comment
  HSC91972  Linanthus pungens Jennifer Whipple 1976-7-7 1332 Siskiyou N slopes of Mt. Eddy. 2439 Comment
  CAS-BOT-BC240390  Linnaea borealis subsp. longiflora Wm. Bridge Cooke 1940-8-8 15421 Siskiyou Moutn Shasta. Along Squaw Valley Creek below the McCloud intake Comment
  HSC33739  Linnaea borealis subsp. longiflora Brent Whitely 1975-6-28 94 Siskiyou 915 Comment
  CAS-BOT-BC240391  Linnaea borealis subsp. longiflora David D. Keck 1938-8-6 4823 Siskiyou At Del Norte Co. line, Poker Flat, Siskiyou Mts., south of summit 1340 Comment
  RSA0087560  Linnaea borealis subsp. longiflora E. K. Balls 1949-7-9 13937 Siskiyou 8.3 miles from Etna on road to Sawyer's Bar. 1006 Comment
  JEPS12683  Linnaea borealis var. longiflora Ruby Van Deventer 1938-7-31 194 Siskiyou w side Poker Flat Woods; w side Poker Flat Woods 1219 Comment
  SBBG69501  Linnaea borealis var. longiflora J. G. Lemmon 1879-7-4 Siskiyou near Shasta Comment
  UC912441  Linnaea borealis var. longiflora D. Tebbe 1929-7-15 137 Siskiyou Salmon Mountains Comment
  RSA240069  Listera convallarioides Frederick W. Oettinger 1969-8-12 1334 Siskiyou At the Cedars, along the main North Fork Trail between Yellow Dog Creek and Abbotts Lower Cabin. The Salmon Mountains; the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area 960 Comment
  UC62214  Lithocarpus densiflorus W. J. V. Osterhout 1903-1 Siskiyou Shasta Springs Comment
  POM106317  Lithocarpus densiflorus var. echinoides Edward Palmer 1892-7-13 2561 Siskiyou Mt. Shasta and vicinity. Comment
  UC5492  Lithocarpus densiflorus var. echinoides W. H. Brewer 1862-6-17 1443 Siskiyou between Camp 98 and Soda Springs; Mt. Shasta Comment
  UC375362  Lithophragma Geo. D. Butler 1909-5-1 687 Siskiyou Klamath Hills Comment
  RSA468241  Lithophragma affine subsp. affine M. B. Dunkle 1944-7-1 9057 Siskiyou Smoky Creek. Comment
  JEPS47644  Lithophragma glabrum Geo. D. Butler 1909-4-13 652 Siskiyou near Yreka; near Yreka Comment
  RSA52462  Lithophragma glabrum Dorothy Parker 1948-4-14 s.n. Siskiyou Scott Valley. 787 Comment
  JEPS94268  Lithophragma tenellum Vernon H. Oswald and Lowell Ahart 1998-6-11 9209 Siskiyou 9 air mi e of Grass Lake (22 air mi ne of Weed, Dry Lake on s side of Tennant Road); Dry Lake, Tennant Road 1402 Comment
  CAS-BOT-BC317337  Lithospermum californicum Antone J. Soares 1922-6-1 8553 Siskiyou Shasta Springs Comment
  UC673223  Lithospermum californicum Lincoln Constance and Reed C. Rollins 1942-5-12 2899 Siskiyou 12 mi s Happy Camp; California North Coast Ranges, Klamath River 304 Comment
  UC165310  Lomatium californicum Geo. D. Butler 1910-5-18 1359 Siskiyou near Yreka Comment
  SEINET8589104  Lomatium californicum G. D. Butler 1911-5-18 1359 Siskiyou Dry thicket near Eureka Comment
  HSC82556  Lomatium engelmannii Thomas W. Nelson, Jane P. Nelson 1979-5-26 4712 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  CHSC42618  Lomatium macrocarpum Vernon Oswald 1986-5-29 2071 Siskiyou Hwy 97 between Dorris and Macdoel, 46.2 mi ne of Weed. 121 Comment
  JEPS17115  Lomatium macrocarpum Geo. D. Butler 1909-5-9 744 Siskiyou Yreka Comment
  UC1483408  Lomatium macrocarpum Maralyn A. Renner 1980-8-7 2423 Siskiyou ridge S of Preston Peak 1950 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
  UC1211914  Lomatium nudicaule Roy L. Taylor 1960-6-12 4439 Siskiyou N of Yreka (above Klamath River; 1 mi W of junction of Klamath River Rd (Hwy 96) and Hwy 99) Comment
  JEPS101783  Lomatium vaginatum Dean W. Taylor 1999-6-9 17239 Siskiyou Agate Flat, 0.3 miles S of Oregon State Line 1005 Comment
  HSC4900  Lonicera conjugialis J. O. Sawyer 1968-7-10 460 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  JEPS65135  Lotus crassifolius var. crassifolius W. L. Jepson 1940-7-1 20080 Siskiyou McCloud 975 Comment
  JEPS107666  Lotus denticulatus Lowell Ahart, John Dittes 2005-6-9 12008 Siskiyou Open pasture field, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  JEPS55465  Lotus denticulatus Geo. D. Butler 1909-6-24 912 Siskiyou near Yreka Comment
  CDA27289  Lotus oblongifolius var. oblongifolius T. C. Fuller 1960-7-25 4867 Siskiyou North limits Mt. Shasta City. 0 Comment
  UC15498  Lotus purshianus var. purshianus T. H. Gilbert 1899-7-15 Siskiyou Scott River Valley Comment
  UC862222  Lotus purshianus var. purshianus A. A. Heller 1915-7-18 12116 Siskiyou ne base Mt. Eddy (Metcalf's ranch) 1188 Comment
  POM38070  Ludwigia palustris var. pacifica Geo. D. Butler 1910-7-16 1791 Siskiyou Oro Fino Comment
  HSC4896  Luetkea pectinata J. O. Sawyer 1968-7-9 426 Siskiyou W of Little Duck Lake. 1936 Comment
  HSC83  Luetkea pectinata William J. Ferlatte 1966-8-5 343 Siskiyou Caribou Mtn. 2470 Comment
  SD219102  Luetkea pectinata R. F. Thorne, Frederick W. Oettinger 1969-8-4 63365 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness area, high lake basins in the vicinity of English Peak; SE side of Diamond Lake. 2073 Comment
  LA208003  Luetkea pectinata W. B. C.; 1939-7-13 13643 Siskiyou Mount Shasta, Along the ne side of Red Butte Comment
  JEPS81101  Luina hypoleuca D. H. Norris 1970-5-23 12243 Siskiyou near Somes Bar (at Ishi Pishi Bridge, along Klamath River); Klamath River Comment
  JEPS82111  Luina hypoleuca Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-21 7480 Siskiyou 4 mi above Oak Bottom guard station (or 5 mi above and se of Somes Bar); Gorge of Salmon River 274 Comment
  UC2026964  Luina hypoleuca Anthony Baniaga 2011-7-8 429 Siskiyou Klamath National Forest. Along Salmon River, on highway 93 Comment
  HSC608  Lupinus albicaulis William J. Ferlatte 1967-7-26 760 Siskiyou NW side of Caribou Mtn., Browns Meadow. 1829 Comment
  RSA126055  Lupinus albicaulis var. shastensis I. L. Wiggins 1955-7-21 13437 Siskiyou Rush Creek Trail 2 mi. above Mt. View Ranch. 1098 Comment
  RSA297073  Lupinus albicaulis var. shastensis John F. Emmel 1974-7-20 519 Siskiyou 0.6 air mile ESE of Dry Lake Lookout, along road between Dry Lake Lookout and Deer Camp, Siskiyou Mts. 1890 Comment
  RSA430396  Lupinus albicaulis var. shastensis P. Kenney, Conrad, LeDoux, O. Kenney 1973-6-4 386 Siskiyou Along west side of Mt. Shasta, just before Pony Trail Road. 1067 Comment
  RSA60787  Lupinus albicaulis var. shastensis Dorothy Parker 1948-8-10 180 Siskiyou Forks of Etna Creek, Salmon Mountain. 1177 Comment
  UC15787  Lupinus albifrons T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  SEINET10871209  Lupinus albifrons var. flumineus David B. Dunn, Billy Joe Cox 1971-6-9 Dunn 17949 Siskiyou 11 mile n of weed, on us hwy 97; decomposed lava, sandy, on a se facing slope; Assoc. With juniper, artemisia, purshia and arctostaphylos 1250 Comment
  UC563134  Lupinus angustiflorus Elmer I. Applegate 1923-8-20 3907 Siskiyou ridge on s side Medicine Lake; s side of Medicine Lake 2133 Comment
  OBI59148  Lupinus arbustus Rhonda Riggins 1993-6-17 1688 Siskiyou Along CA 263, ca 1 mi N jct CA 96, 0,5mi S jct 15 Comment
  UC156893  Lupinus arbustus var. arbustus Geo. D. Butler 1909-5-14 705 Siskiyou Klamath Hills Comment
  CAS-BOT-BC196354  Lupinus argenteus var. argenteus Alice Eastwood; John Thomas Howell 1934-4-20 1757 Siskiyou Near Yreka, along Shasta River Comment
  JEPS64987  Lupinus bicolor Geo. D. Butler 1909-5-30 Siskiyou Yreka Comment
  CAS-BOT-BC215170  Lupinus croceus R. C. Barneby 1954-5-17 11533 Siskiyou 5 miles above Callahan, Scott Mountains 1249 Comment
  CAS-BOT-BC215171  Lupinus croceus Roxana S. Ferris; Laura Lorraine 1948-6-12 11810 Siskiyou At Mule Creek crossing of Scott Mountain Road 1524 Comment
  RSA105436  Lupinus croceus G. D. Barbe 1955-7-26 288 Siskiyou Among dry rocks at a small pond on the N slope of Scott Mtn. 1982 Comment
  RSA372142  Lupinus croceus P. Kenney, Conrad, Dunn, O. Kenney 1973-6-4 384 Siskiyou Along road from Cecilville to Callahan; 6.4 mi W of Callahan. 1738 Comment
  SEINET10838173  Lupinus croceus Herbert L. Mason 1947-5-17 Mason 14759 Siskiyou In woods along scott mt. Rd., 5 Mi. S of callahan. 1463 Comment
  UC1023832  Lupinus croceus Douglas Barbe 1955-7-26 288 Siskiyou n slope Scott Mtn. (at a small pond); Klamath Mountains, n slope of Scott Mtn. 1981 Comment
  UC1576147  Lupinus excubitus J. P. Smith, J. O. Sawyer, and Maralyn O'Meara 1972-7-3 5703 Siskiyou e slope Kangaroo Mtn. (above Toehead Lake); e slope of Kangaroo Mtn, above Toehead Lake 1889 Comment
  JEPS64895  Lupinus klamathensis Geo. D. Butler 1909-5-8 709 Siskiyou Shasta Valley Comment
  SEINET10485430  Lupinus klamathensis Charles Piper Smith 1947-5-13 Smith 47275 Siskiyou 6.9 mi. E of weed. Hwy 97. Comment
  HSC99337  Lupinus latifolius subsp. viridifolius G. L. Clifton 1979-7-1 6191 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  POM24242  Lupinus latifolius subsp. viridifolius Geo. D. Butler 1910-6-4 1489 Siskiyou Shackleford Creek. Comment
  JEPS83254  Lupinus latifolius var. viridifolius Geo. D. Butler 1908-8-7 373 Siskiyou Whiskey Camp Independence Creek (Independence Creek) 1676 Comment
  SD230233  Lupinus latifolius var. viridifolius Louis C. Wheeler 1935-7-27 3723 Siskiyou Siskiyou Mountains: Doggett creek. 1615 Comment
  UC1034068  Lupinus lepidus var. sellulus W. Bridge Cooke 1941-8-18 16189 Siskiyou Mount Shasta Comment
  UC1332444  Lupinus lepidus var. sellulus Ralph K. Gierisch 1968-8-6 3366 Siskiyou Elk Flat; Shasta-Trinity National Forest, Elk Flat 1310 Comment
  RSA60789  Lupinus leucophyllus Dorothy Parker 1948-8-5 160 Siskiyou Plowmans Valley, east fork of Scott River. 1189 Comment
  SBBG15740  Lupinus leucophyllus D. Myrick 1961-6-21 314 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1737 Comment
  UC169113  Lupinus leucophyllus William A. Dayton 266 Siskiyou Mt. Shasta; Gregg's pasture 1219 Comment
  HSC45897  Lupinus luteolus Laura Witherspoon 1978-8-2 10 Siskiyou Klamath National Forest Comment
  UC70371  Lupinus microcarpus var. densiflorus Milo S. Baker 1898-4-20 Siskiyou Taylor Mt. Comment
  UCD109316  Lupinus obtusilobus E. Whitney 1934-6-17 s.n. Siskiyou Mt. Shasta. 2133 Comment
  SEINET11091470 Image available Lupinus sellulus A. A. Heller 1905-6-1 7933 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  HSC41639  Lupinus sellulus subsp. ursinus Jennifer Whipple 1976-9-2 1760 Siskiyou S face of Mt. Eddy draining into the N Fork of the Sacramento River 2439 Comment
  HSC92407  Lupinus sellulus subsp. ursinus Jennifer Whipple 1978-10-6 2396 Siskiyou Mt. Eddy, N-facing slopes in the Eddy Creek Drainage 2317 Comment
  HSC73278  Luzula comosa Gail Newton 1980-6-20 476 Siskiyou Near Bald Mtn. 1097 Comment
  RSA211376  Luzula comosa var. laxa William J. Ferlatte 1967-8-19 1038 Siskiyou Along the South Fork of the Salmon River between the campground and Carter s. Trinity Alps. 1524 Comment
  HSC22265  Luzula divaricata J. O. Sawyer 1969-7-10 1298 Siskiyou Slope above S Sugar Lake 2287 Comment
  RSA105371  Luzula divaricata G. D. Barbe 1955-8-5 361 Siskiyou Growing along the trail from Big Flat to Caribou Lake at a point northwest of the summit of Caribou Mtn. Salmon Mountains. 2409 Comment
  UCR37842  Luzula parviflora subsp. parviflora L. P. Janeway 1983-9-11 656 Siskiyou Poker Flat 1524 Comment
  CDA40732  Lycopus asper T. C. Fuller 1963-8-27 11165 Siskiyou North shore of Lower Klamath Lake, south side of Dorris-Tulelake Road, 12.4 miles west of Hatfield. 0 Comment
  UC163804  Lythrum hyssopifolia Geo. D. Butler 1908-7-16 404 Siskiyou near Yreka Comment
  SEINET2121892  Machaeranthera canescens M. L. Carson 1968-12-8 1294 Siskiyou US Highway 97 ca. 20 mi S of Macdoel and 7.8 mi N of junction of road to Yreka at Yellow Butte, close to Mount Shasta viewpoint before going down a long hill 1430 Comment
  SEINET11806038  Madia bolanderi C. G. Pringle 1882-1 s.n. Siskiyou about Mt. Shasta Comment
  CAS-BOT-BC343999  Madia elegans Lewis S. Rose 1925-7-27 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC344019  Madia elegans L. B. Kildale 1930-6-1 9738 Siskiyou Salmon River between Oak Bottom and Somes Bar Comment
  HSC81980  Madia elegans Thomas W. Nelson, Jane P. Nelson 1979-6-16 4859 Siskiyou Above Mule Creek, along Hwy. 3, 4.4 mi. N of Scott Mtn. Summit 1220 Comment
  UC73949  Madia elegans T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC344006  Madia elegans Louis C. Wheeler 1934-6-28 2809 Siskiyou Klamath National Forest. Beaver Cr. 914 Comment
  CHSC75680  Madia exigua Vernon H. Oswald; Lowell Ahart 1999-7-5 9794 Siskiyou Gazelle-Callahan Hwy. 9.0 mi west of Gazelle. Roadside. 914 Comment
  POM30799  Madia exigua Geo D. Butler 1910-6-6 1536 Siskiyou Quartz Valley Comment
  UC61073  Madia exigua W. A. Setchell, C. C. Dobie 1902-7-14 Siskiyou Sisson Mount Shasta Comment
  UC830861  Madia glomerata Louis C. Wheeler 1934-8-24 3216 Siskiyou Trapper Creek Siskiyou Mts., Mt. Diablo Mer. 1859 Comment
  CAS-BOT-BC343445  Madia gracilis A. A. Heller 1914-8-25 11707 Siskiyou Near Deetz Station opposite (near) Black Butte 1158 Comment
  CAS-BOT-BC334707  Madia gracilis G. R. Kleeberger 1880-7-9 s.n. Siskiyou Mt. Bally 1524 Comment
  RSA96707  Mahonia nervosa P. C. Everett, E. K. Balls 1954-10-13 20287 Siskiyou Indian Creek Road, 16.7 mi. n.w. of Hwy 96 at Happy Camp. 1128 Comment
  SEINET5339049  Mahonia nervosa G. D. Butler 1910-5-5 1287 1/2 Siskiyou Humbug Creek. Comment
  SEINET5339080  Mahonia repens G. Butler 1910-8-1 1807 Siskiyou Yreka Creek Comment
  CAS-BOT-BC512763  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1921-7-31 s.n. Siskiyou Shasta Springs Comment
  RSA105353  Maianthemum racemosum subsp. amplexicaule G. D. Barbe 1955-7-6 136 Siskiyou Along northeast shore of Taylor Lake, Salmon Mtns. 1951 Comment
  RSA237902  Maianthemum racemosum subsp. amplexicaule Frederick W. Oettinger 1968-8-7 438 Siskiyou East side of Hancock Lake. The Salmon Mountains, the high lake basins in the vicinity of English Peak, Marble Mountains Wilderness Area 1936 Comment
  HSC2257  Malacothrix sonchoides Geo. D. Butler 1910-6-4 1491 Siskiyou Shackleford Creek Comment
  RSA715930  Medicago lupulina L. Ahart, John Dittes 2005-6-10 12063 Siskiyou About 80 yards north of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  UCD78181  Medicago lupulina Robert E. Preston 2008-5-15 2632 b Siskiyou Ca. 3.25 mi N of Somes Bar, along Hwy 96 256 Comment
  UC1132220  Melica aristata H. S. Yates 1936-6-21 5833 Siskiyou 1 mi sw Signal Butte 1341 Comment
  UC1265395  Melica aristata Frederick W. Oettinger 1969-9-4 1663 Siskiyou n side Tom Lake Basin (vicinity of English Peak, Marble Mt Wilderness Area, Salmon Mtns); Salmon Mtns, Marble Mt Wilderness Area 1950 Comment
  UC1265396  Melica aristata F. W. Oettinger 1969-9-4 1662 Siskiyou n side Tom Lake Basin; Salmon Mts. Comment
  UC618642  Melica aristata W. Bridge Cooke 1938-7-22 11335 Siskiyou Sisson Southern Trail Mt. Shasta (Transition) Comment
  CAS-BOT-BC271211  Melica bulbosa C. L. Hitchcock; J. S. Martin 1939-7-9 5311 Siskiyou Between King's Castle and Black Mt., west side of ridge 1828 Comment
  HSC644  Melica fugax William J. Ferlatte 1967-7-6 611 Siskiyou Dorleska summit. 2134 Comment
  UC167214  Melica harfordii Geo. D. Butler 1910-7-12 1745 Siskiyou Shackleford Creek 1371 Comment
  CAS-BOT-BC281388  Melica harfordii Doris K. Kildale 1928-6-24 5276 Siskiyou Entrance to Horse Mountain 914 Comment
  UCD77855  Melica stricta Robert E. Preston 2001-6-30 1649 a Siskiyou Klamath National Forest, north slope of Rainbow Mountain, 1889 Comment
  POM198425  Melica subulata Geo D. Butler 1910-7-12 1751 Siskiyou Shackleford Lake. 1372 Comment
  JEPS107667  Melilotus indicus Lowell Ahart, John Dittes 2005-6-9 12011 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
  RSA43891  Melissa officinalis H. M. Pollard 1948-8-11 s.n. Siskiyou Irving Creek, near Somes Bar. Comment
  UCD102876  Micranthes odontoloma J. M. Tucker 1963-8-19 3778 Siskiyou Marble Mountain Wilderness Area, at the east base of Marble Mountain, headwaters of Canyon Creek. 1950 Comment
  CAS-BOT-BC429155  Micranthes odontoloma Gilbert Muth 1965-8-17 308 Siskiyou Lower Creek on trail to Blk. Mt. Comment
  CAS-BOT-BC429259  Micranthes oregana A. A. Heller 1905-6-15 8031 Siskiyou At Sisson Comment
  CHSC102590  Micranthes tolmiei L. P. Janeway 2009-8-3 9881 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. 2560 Comment
  SEINET11601919 Image available Microseris laciniata G. D. Butler 1910-5-28 1420 Siskiyou Shasta Valley Comment
  POM35781  Microseris laciniata subsp. laciniata Geo D. Butler 1910-5-28 1420 Siskiyou Shasta Valley Comment
  UC165388  Microseris laciniata subsp. siskiyouensis Geo. D. Butler 1909-6-23 958 Siskiyou Goosenest Mountain; foothills Comment
  HSC33334  Microseris nutans William J. Ferlatte 1974-7-14 1523 Siskiyou USFS Campground at Big Flat 1524 Comment
  HSC36931  Microsteris gracilis J. P. Smith 1974-5-26 7559 Siskiyou Along FS Rd. 47N03 1524 Comment
  POM208263  Microsteris gracilis subsp. humilis L. C. Wheeler 1934-6-7 2650 Siskiyou Siskiyou Mountains: Hungry Creek Lookout. 1502 Comment
  RSA237549  Mimulus alsinoides Frederick W. Oettinger 1969-7-10 959 Siskiyou Cliff above southwest end of Upper English Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountains Wilderness Area. 1921 Comment
  RSA237539  Mimulus breweri Frederick W. Oettinger 1967-7-26 186 Siskiyou Stream bank below spring at Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2049 Comment
  UC484059  Mimulus cardinalis Carl B. Wolf 1930-10-23 1757 Siskiyou 2 mi below Browns Resort; Klamath River 304 Comment
  UC922555  Mimulus cardinalis Annie M. Alexander and Louise Kellogg 1948-9-5 5583 Siskiyou near mouth Matthews Creek; Siskiyou Mountains, South Fork of Salmon River Comment
  UC905631  Mimulus cardinalis William M. Hiesey 1947-8-23 555 Siskiyou 1 mi w Beaver Creek (along Highway 96, 2 mi n of Walker); Klamath River Comment
  UC1483530  Mimulus guttatus John Palmer 1980-8-12 679 Siskiyou se Wards Gap; Klamath National Forest, Condry Mtn. Quad 1188 Comment
  JEPS8188  Mimulus layneae W. L. Jepson 1940-6-30 20070 Siskiyou 6 mi e McCloud; McCloud River, Fowlers Camp 944 Comment
  JEPS8211  Mimulus layneae Willis L. Jepson 1894-8-9 71 m Siskiyou betweeen Sims and Sisson; Upper Sacramento Region Comment
  POM204109  Mimulus layneae J. T. Howell 1934-7-4 12398 Siskiyou SE corner of Siskiyou County Comment
  POM213853  Mimulus layneae G. C. Kimber 1934-6-9 33 Siskiyou Ney Creek 1/8 mi from junction with Sacramento River. 732 Comment
  UC164473  Mimulus layneae Geo. D. Butler 1910-6-19 1585 Siskiyou Goosenest foothills 1524 Comment
  JEPS10483  Mimulus microphyllus W. L. Jepson 1937-7-30 18557 Siskiyou Poker Flat Siskiyou Mts. 1584 Comment
  UC164263  Mimulus moniliformis Geo. D. Butler 1908-8-4 453 Siskiyou head Shackleford Creek Comment
  UC1034588  Mimulus moniliformis Douglas Barbe 1955-7-1 77 Siskiyou 4.5 mi s Etna (on the Westside Road to Callahan at the French Creek bridge); Klamath Mountains 853 Comment
  HSC67758  Mimulus moschatus John Palmer 1980-8-15 994 Siskiyou NE of Seiad Low Gap on spur of F.S. Rd. 46N50 1098 Comment
  HSC64881  Mimulus moschatus D. L. Goforth 1979-7-19 270 Siskiyou Trinity Alps Wild Area, Caribou Lakes Basin, .5 mi. S of upper lake 2226 Comment
  UC718166  Mimulus nanus var. jepsonii Carl B. Wolf 1934-7-6 6005 Siskiyou 5.4 mi from Mt. Shasta City (on Wagon Camp Road, sw slope of mt.); Mt. Shasta 1219 Comment
  JEPS86952  Mimulus nanus var. nanus David M. Thompson 1988-6-5 934 Siskiyou near Old Station (around entrance to Subway Cave, just n of juct of Hwy 44 and Hwy 89) 1280 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
  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
  POM5043  Mimulus pilosus E. B. Copeland 1903-7-3 3529 Siskiyou Klamathon. Comment
  RSA145156  Mimulus primuloides Dorothy Parker 1959-6-28 728 Siskiyou Near summit of Scott Mt. 1631 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
  HSC70603  Minuartia nuttallii J. O. Sawyer, R. J. Cole 1981-7-2 4150 Siskiyou Near Scott Mtn. Campground 1585 Comment
  JEPS111028  Minuartia nuttallii subsp. gregaria Sue Pappalardo 1997-8-9 974 Siskiyou Mt. Shasta Ranger District; Mt. Eddy. On trail to summit, about halfway from saddle to summit. 2740 Comment
  JEPS51504  Minuartia pusilla Geo. D. Butler 1909-4-25 619 Siskiyou Quartz Valley; pine barrens Comment
  HSC104140  Minuartia rubella Dana York 2011-8-13 3067 Siskiyou Klamath National Forest, Marble Mountain Wilderness, 230 m W-SW of Black Marble Mountain 2220 Comment
  RSA276571  Mirabilis greenei George Pilz 1973-5-26 997 Siskiyou Along the Klamath River, 1 mile W of I-5, along Route 96 700 Comment
  CDA36063  Mirabilis greenei CDFA Staff 1985-5-8 Siskiyou Copco Lake Road. 0 Comment
  RSA101641  Mirabilis greenei Thomas Howell 1889-5-10 1386 Siskiyou Hornbrook. Comment
Read comments
Jul 29 2008
  HSC450  Mitella trifida William J. Ferlatte 1967-6-29 570 Siskiyou Along Yellow Rose Mine Trail 1829 Comment
  CDA30920  Mollugo verticillata M. Beyers, G. F. Hrusa 2010-8-18 696 Siskiyou Highway 96; Sluice Box Klamath River Access. 556 Comment
  HSC69342  Monardella odoratissima Maralyn A. Renner 1980-8-21 2540 Siskiyou Kidd Creek 2043 Comment
  SEINET3996519 Image available Monardella odoratissima R. Tofsrud, J. M. Tucker 1948-8-2 1757 Siskiyou Ca. 2 miles south of McCloud Comment
  SEINET3152593  Monardella odoratissima subsp. glauca G. B. Grant 796 Siskiyou Mount Shasta. 2438 Comment
  JEPS25673  Monardella odoratissima subsp. pallida Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7318 Siskiyou jeep road between Poker Flat and Twin Valley (near (but not on) serpentine area at ridge-top marking Del Norte-Siskiyou County boundary); Siskiyou Mts. 1664 Comment
  CAS-BOT-BC26176  Monardella ovata H. E. Brown 1897-6-1 381 Siskiyou near Sisson 1082 Comment
  UC75187  Monardella villosa subsp. villosa Dr. E. B. Copeland 1903-7-6 3497 Siskiyou Hornbrook Comment
  HSC30571  Monotropa hypopitys Frederick W. Oettinger 1968-8-7 430 Siskiyou Marble Mountains Wilderness Area. Trail between Diamond Lake and Hancock Lake 2012 Comment
  CDA23975  Montia dichotoma Vernon H. Oswald & Lowell Ahart 1998-6-11 9220 Siskiyou Butte Valley National Grassland near the junction of Meiss Lake-Sams Neck Road and Highway 97, ca. 5 miles north of Macdoel. Comment
  UC852057  Montia fontana Louis C. Wheeler 1935-4-13 3415 Siskiyou Siskiyou Mountains, Seiad, Klamath River Klamath River; Siskiyou Mountains, Seiad, Klamath River 426 Comment
  SEINET5336649  Montia linearis G. Butler 1910-4-25 1240 Siskiyou Damp land, Oro Fino Comment
  NY342247  Montia obtusata A. A. Heller 1905-6-1 7945 Siskiyou Between Upper Soda Spring and Shasta Retreat Comment
  JEPS127641  Montia parvifolia Jurriaan M. de Vos 2014-7-10 317 Siskiyou Klamath NF.Ca. 1.9 miles ENE along Forest Road 1055 from Cook and Green Pass. Comment
  RSA238302  Montia parvifolia Frederick W. Oettinger 1968-9-1 640 Siskiyou Southwest of Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  RSA262474  Montia parvifolia J. M. Tucker 1963-7-4 3696 Siskiyou Vicinity of U.S. Forest Service Public Camp, just east of Finley Camp, road from Etna to Sawyers Bar Comment
  RSA602588  Muhlenbergia filiformis L. C. Wheeler 1935-7-26 3703 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  SD211513  Muhlenbergia filiformis Barbara Ertter 1990-7-14 9318 Siskiyou East side Mount Eddy circa 4 airmiles due West of Mount Shasta City, at streamlet near end of FR 41N53 circa 1 mile North of Morgan Meadows 1676 Comment
  UC1265409  Muhlenbergia filiformis Frederick W. Oettinger 1969-9-1 1575 Siskiyou Katharine Lake Salmon Mountains, Marble Mountain Wilderness Area (along sandy margin) 2026 Comment
  UCD86612  Muhlenbergia filiformis A. A. Heller Date Unknown 11704 Siskiyou 6 miles north of Sisson. Near Deetz station. Comment
  UCD86715  Muhlenbergia filiformis R. Tofsrud 1950-7-1 s.n. Siskiyou E. side of Mt. Shasta. Comment
  LA9644  Muhlenbergia filiformis J. R. Swallen; 1939-7-7 13604 Siskiyou Mount Shasta, Along the road between Bear Springs and Wagon Camp 1676 Comment
  UCD86973  Muhlenbergia richardsonis R. Tofsrud 1950-7-1 s.n. Siskiyou Hwy. 97, between Cougar and Macdoel. Comment
  UC1265375  Najas flexilis F. W. Oettinger 1969-8-23 1511 Siskiyou Salmon Mountains, Smith Lake, western Siskiyou County Smith Lake; Salmon Mountains, Smith Lake 1417 Comment
  CDA33237  Narthecium californicum Gordon Leppig, Jennifer Kalt 1996-7-9 366 Siskiyou Northern California Peatlands; Klamath National Forest; Russian Wilderness, Little Duck Lake Fen; cirque west of Little Duck Lake. Comment
  SEINET8501736  Narthecium californicum W. Roderick 1967-7-28 s.n. Siskiyou Gumboat Lake, SW of Mt. Eddy. 1829 Comment
  RSA715957  Nasturtium officinale L. Ahart, John Dittes 2005-6-10 12079 Siskiyou On the N side of the Shasta River, about 60 yards NW of the pump house along the Shasta River, about 1.9 miles (air) south of Hwy 99/97 Cutoff, about 6 miles (air) ESE of Grenada. 777 Comment
  UC538023  Navarretia linearifolia subsp. linearifolia Louis C. Wheeler 1934-6-22 2771 Siskiyou Cottonwood Creek Siskiyou Mts., Cottonwood Creek 1005 Comment
  UC880193  Navarretia linearifolia subsp. linearifolia A. A. Heller 1916-7-20 12476 Siskiyou near Wagon Creek Falls; e side Mt. Eddy, near Wagon Creek Falls 1371 Comment
  CAS-BOT-BC230558  Nemophila parviflora var. austiniae Harley P. Chandler 1901-6-1 1649 Siskiyou Marble Mountain 2286 Comment
  UC24287  Nemophila pedunculata F. W. Hooper Apr. 1897 Siskiyou Little Shasta Comment
  UCD126706  Nicotiana attenuata P. Quentin Tomich 1954-6-18 441 Siskiyou Indian Well, Lava Beds National Monument. 1463 Comment
  CHSC71284  Nothocalais troximoides Vernon H. Oswald; Lowell Ahart 1998-6-11 9199 Siskiyou Dry Lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. In meadow bordering the lake. 1402 Comment
  CHSC69838  Nothochelone nemorosa J. O. Sawyer 1969-7-24 1457 Siskiyou Northeast facing slope above Sugar Lake. 1783 Comment
  RSA0013796  Nuphar lutea subsp. polysepala Frederick W. Oettinger 1969-8-1 1139 Siskiyou English Lake near inlet. Salmon Mountains. High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 1753 Comment
  RSA0013797  Nuphar lutea subsp. polysepala Frederick W. Oettinger 1968-8-12 488 Siskiyou Pond due W of the W cove of Hancock Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 1936 Comment
  UCR247344  Nymphaea Jodi Aceves 2008-7-7 PDR- 1413864 Siskiyou Montahue, 15438 Ager-Beswick Rd. Comment
  CAS-BOT-BC140451  Oemleria cerasiformis Lewis S. Rose 1945-6-18 45134 Siskiyou Horse Creek & Klamath River 502 Comment
  CHSC4521  Oenothera elata subsp. hirsutissima J. E. Bowlin 1967-7-18 44 Siskiyou Off roadside, ca. 13.9 mi w of Mount Shasta Ski Bowl. 1158 Comment
  UC164240  Olsynium douglasii var. douglasii Geo. D. Butler 1910-3-11 1123 Siskiyou dry hills Comment
  UCR9593  Onopordum acanthium D. O. Clark 1970-6-23 s.n. Siskiyou 6 mi SW of Dorris, along roadside on W side of Butte Valley 1293 Comment
  CDA7576  Onopordum tauricum T. C. Fuller 1960-6-3 4648 Siskiyou F. Voelker property, west edge of Meiss Lake Basin just south of Sam s Neck, ca. 15 miles southwest of Dorris. 0 Comment
  CAS-BOT-BC56841  Opuntia fragilis Carl B. Wolf 1941-7-26 11074 Siskiyou Field redacted by CAS, contact the data manager for more information 883 Comment
  JEPS79773  Orobanche corymbosa L. R. Heckard 1967-8-14 1728 Siskiyou 19 mi n Weed (just e of U.S. Hwy 97, 2 mi n of Deer Mt Lodge) Comment
  UC455562  Orobanche fasciculata I. J. Condit 1911-7-27 Siskiyou Castle Lake. Comment
  JEPS84046  Orogenia fusiformis L. R. Heckard with J. Hickman et al. 1986-7-17 6547 Siskiyou ca. 1 mi. n.e. Buckhorn 2100 Comment
  CAS-BOT-BC458095  Orthilia secunda Alice Eastwood 1912-8-30 2044 Siskiyou Mt. Eddy Comment
  POM43390  Orthocarpus attenuatus Geo. D. Butler 1910-5-8 1314 Siskiyou Devils land, near Yreka. Comment
  HSC24862  Orthocarpus cuspidatus subsp. copelandii R. W. Spjut Aug 1970 1264 Siskiyou W side of ridge between Bear Lake and Turk Lake, Marble Mtn. Wilderness Area 2012 Comment
  HSC630  Orthocarpus cuspidatus subsp. copelandii William J. Ferlatte 1966-7-7 219 Siskiyou Big Flat, near public camp 1524 Comment
  POM42527  Orthocarpus cuspidatus subsp. cuspidatus Geo. D. Butler 1910-6-19 1584 Siskiyou Goosenest Foothills. 1524 Comment
  POM44322  Orthocarpus imbricatus Edward Palmer 1892-7-13 2435 Siskiyou Mt. Shasta and vicinity. Comment
  POM229936  Orthocarpus lacerus Louis C. Wheeler 1935-6-27 3611 Siskiyou Greenview, Scott Valley. 884 Comment
  HSC38448  Osmorhiza berteroi Maralyn A. Renner 1980-6-26 1214 Siskiyou SE edge of Flint Valley. 1390 Comment
  HSC4880  Osmorhiza berteroi J. O. Sawyer 1968-7-10 456 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  SBBG25956  Osmorhiza berteroi D. Myrick 1966-8-10 1530 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  UCD77995  Packera cana Robert E. Preston 2001-7-21 1736 Siskiyou Klamath National Forest, Rainbow Mountain, T42N R1W se 1/4 of ne 1/4 Section 22 2194 Comment
  RSA585249  Panicum capillare L. C. Wheeler 1934-9-20 3288 Siskiyou Lumgrey Creek; Siskiyou Mountains 671 Comment
  CAS-BOT-BC253765  Panicum capillare Geo. D. Butler 1909-9-26 871 Siskiyou Along creek near [illegible] Comment
  JEPS24797  Parnassia californica Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6806 Siskiyou at sw end of Castle Lake, headwaters of Sacramento River Sacramento River; Castle Lake, Sacramento River 1661 Comment
  CAS-BOT-BC175510  Parnassia fimbriata Maxine Wilkes 1940-8-1 s.n. Siskiyou Deep Lake, Marble Mts. Comment
  UCD107446  Parnassia fimbriata J. M. Tucker; L. K. Mann, and S. L. Holloway 1963-8-18 3745 Siskiyou Upper Canyon Creek, ca. 1/2 mile northeast of the Marble Valley Guard Station, Marble Mountain Wilderness Area. 1920 Comment
  CAS-BOT-BC175612  Parnassia palustris Annetta Carter 1939-8-21 1480 Siskiyou Southeast end of Taylor Lake, 12 miles southwest of Etna, Salmon Mountains 2026 Comment
  CAS-BOT-BC202834  Paxistima myrsinites John Thomas Howell 1952-6-14 2831 Siskiyou Just north of Black Butte Comment
  UC163687  Paxistima myrsinites Geo. D. Butler 1908-8-5 20 Siskiyou gulch below Cold Spring (Woolly Creek); Woolly Creek Comment
  UC163985  Paxistima myrsinites Geo. D. Butler 1909-4-11 656 Siskiyou Shasta Retreat Comment
  UCD107435  Paxistima myrsinites Roman Gankin; Brewer, Hildreth, and Milam 1965-8-11 608 Siskiyou Indian Creek Road, 0.9 mile north of junction with Poker Flat Road. Comment
  SJSU2595  Pectiantia pentandra H. L. Buckalew 1962-7-12 Siskiyou near Poker Flat c. 4 mi W of junction of Indian Cr & W Branch Indian Cr, Siskiyou Mts 1219 Comment
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Jan 11 2010
  SEINET3152895  Pectocarya pusilla G. D. Butler 1910-5-8 1306 Siskiyou Dry land near Yreka Comment
  JEPS74416  Pedicularis bracteosa var. flavida W. J. Ferlatte 1966-8-17 387 Siskiyou Caribou Basin; Trinity Alps 1981 Comment
  HSC20918  Pedicularis densiflora Dorothy Parker 1949-5-26 Siskiyou Sugar Creek, Salmon Mtns. range 1677 Comment
  SFV8542  Pedicularis groenlandica J. M. Tucker, D. V. Hemphill 1974-7-26 4293 Siskiyou Marble Mountain Wilderness Area. Let 'Er Buck Meadows. About 0.5 miles southeast of Haypress Meadows. 1433 Comment
  UC1483475  Pedicularis howellii Maralyn A. Renner 1980-7-24 1944 Siskiyou above Lily Pad Lake (Pacific Crest Trail); Klamath National Forest 1798 Comment
  JEPS80571  Pedicularis racemosa Gilbert Muth 1965-8-3 159 Siskiyou Marble Valley and slopes Marble Valley; , Marble Mountain Wilderness Area 1792 Comment
  UC1874951  Pellaea brachyptera Ruth Kirkpatrick 2003-8-1 1175 Siskiyou 7 air mi NNE of Seiad Valley. Along Seiad Creek Road (FS Road 48N20). East Fork of Seiad Creek. 1 air mile W of Copper Butte. 1396 Comment
  UC1313059  Pellaea breweri J. M. Tucker 1963-8-18 3760 Siskiyou sw ridge of Black Marble Mt; Marble Mt Wilderness Area 2133 Comment
  CDA17133  Penstemon anguineus G. F. Hrusa 2001-6-6 15847 Siskiyou Siskiyou Mountains; Nr. summit of pass betw. Happy Camp, CA and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. 1424 Comment
  SD62067  Penstemon anguineus Darley F. Howe 1965-8-8 4125 Siskiyou Saddle, south side of Little Gray Back, Klamath National Forest 1402 Comment
  UCR37818  Penstemon anguineus K. T. Stillman 1976-7-22 292 Siskiyou Marble Mountain Wilderness Area Comment
  RSA211396  Penstemon anguineus William J. Ferlatte 1966-8-5 325 Siskiyou North side of Caribou Mtn. Trinity Alps. 1982 Comment
  RSA505404  Penstemon azureus R. C. Bacigalupi, S. Galen Smith, G. Bacigalupi 1957-6-26 5964 Siskiyou Canyon of the South Fork of the Sacramento River,at its source in the region immediately south of Mt. Eddy, along very poor mountain road to Gumboot Lake. 1433 Comment
  UC1586909  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
  SEINET3160250  Penstemon confertus G. D. Butler 1909-6-22 934 Siskiyou Gooseness Mts. Comment
  HSC69127  Penstemon davidsonii Maralyn A. Renner 1980-8-7 2381 Siskiyou Klamath National Forest, NW flank of Preston Peak, near summit 2180 Comment
  CAS-BOT-BC265375  Penstemon davidsonii var. davidsonii Marion Ownbey; Fred G. Meyer 1940-7-4 2185 Siskiyou On ridge above head of Brewer Creek, E side of Mount Shasta Comment
  UC565603  Penstemon deustus var. pedicellatus H. L. Mason 1931-5-9 5862 Siskiyou Shasta Creek Comment
  HSC69264  Penstemon gracilentus J. O. Sawyer, J. Cole 1980-7-20 3737 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  UC1483496  Penstemon gracilentus J. Sawyer and J. Cole 1980-7-21 3882 Siskiyou near Haight Mtn. (along F.S. rd running ssw); Klamath National Forest, Bray Quad. 1938 Comment
  UC705378  Penstemon gracilentus Marion Ownbey, Fred G. Meyer 1940-7-3 2195 Siskiyou e side of Mt. Shasta Comment
  POM146623  Penstemon gracilentus A. A. Heller 1922-7-15 13691 Siskiyou At Medicine Lake in front of the ranger station. 2134 Comment
  CHSC1887  Penstemon heterodoxus var. shastensis N. Jaekal 1939-7-8 Siskiyou Near Horse Camp on Mt. Shasta. 2133 Comment
  HSC72451  Penstemon heterophyllus J. P. Smith, Steve Selva 1970-6-15 3973 Siskiyou 1 mi. W of junction of Hwy. 3 and Rd. 8 leading to Sugar Creek 1159 Comment
  CAS-BOT-BC265279  Penstemon humilis subsp. humilis Elmer I. Applegate 1931-6-24 6804 Siskiyou Between Bear Paw Cave, Modoc Lava Beds and Medicine Lake Comment
  CHSC99994  Penstemon laetus var. sagittatus L. P. Janeway 2008-7-25 9501 Siskiyou Klamath Ranges. Siskiyou Mountains; 3.2 air km southwest of Cook and Green Pass; 0.4 km southeast of Red Butte. 1736 Comment
  UC887116  Penstemon laetus var. sagittatus J. William Thompson 1936-7-8 13152 Siskiyou Lava Slopes of Lava Beds Nat. Monument Lava Beds Nat. Monument Comment
  UC1238949  Penstemon laetus var. sagittatus Freed W. Hoffman 1950-7-11 3483 Siskiyou Cedar Camp Road North Coast Ranges, Cedar Camp road (western Siskiyou County) 1005 Comment
  HSC29276  Penstemon newberryi Frederick W. Oettinger 1968-9-1 655 Siskiyou Marble Mtn. Wilderness Area, cliffs E of Abbott's Lake 1799 Comment
  SEINET12271488  Penstemon newberryi H. P. Chandler 1901-1 1599 Siskiyou near Marble Mountain 2134 Comment
  HSC4838  Penstemon newberryi subsp. berryi J. O. Sawyer 1968-7-22 538 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  CAS-BOT-BC239336  Penstemon newberryi var. berryi Donald Myrick 1961-6-19 266 Siskiyou On road to Mt. Shasta Ski Bowl Comment
  UC1034003  Penstemon newberryi var. berryi Francis W. Pennell 1940-7-17 21170 Siskiyou W of Etna; Salmon Mountains 1828 Comment
  HSC81519  Penstemon parvulus Thomas W. Nelson, Jane P. Nelson 1980-7-20 6168 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  UCD124188  Penstemon parvulus J. M. Tucker; L. K. Mann 1963-8-18 3749 Siskiyou East-facing slope, around 200 feet below summit of saddle between Marble Mountain and southwestern ridge of Black Mountain (Black Marble Mountain), Marble Mountain Wildnerness Area. 2011 Comment
  RSA238755  Penstemon procerus subsp. brachyanthus Frederick W. Oettinger 1967-7-20 178 Siskiyou SSE of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  UC163964  Penstemon roezlii Geo. D. Butler 1910-6-9 1579 Siskiyou foothills of the Goosenest Mountains 1386 Comment
  UCR77234  Penstemon roezlii Peter S. Lathrop 1992-7-4 58 Siskiyou Everett Memorial Highway, Mt. Shasta, Shasta National Forest 1524 Comment
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Feb 11 2016
  HSC70604  Penstemon roezlii J. O. Sawyer, R. J. Cole 1981-7-2 4148 Siskiyou Near Scott Mtn. Campground 1585 Comment
  POM42981  Penstemon roezlii Geo. D. Butler 1910-6-23 1601 Siskiyou Yreka Creek. Comment
  HSC69240  Penstemon rupicola Maralyn A. Renner 1980-9-1 2703 Siskiyou S side of Devil's Punchbowl 1829 Comment
  CHSC1889  Penstemon speciosus N. Jaekal 1932-6-23 Siskiyou Mt. Shasta. 1828 Comment
  HSC36808  Penstemon speciosus J. P. Smith 1974-5-27 7629 Siskiyou Along FS Rd. 47N03 1280 Comment
  NY660806  Penstemon speciosus N. H. Holmgren 1966-6-9 2677 Siskiyou US 97, Shasta Valley, 4 miles north of Weed. 1158.2 Comment
  RSA401885  Penstemon speciosus E. E. Stanford 1930-6-15 1591 Siskiyou Near Shasta City. 1098 Comment
  POM214029  Penstemon speciosus Isabelle C. Kimber 1934-6-9 1 Siskiyou Mt Shasta. 1220 Comment
  HSC404  Perideridia parishii subsp. latifolia William J. Ferlatte 1966-8-16 371 Siskiyou Big Flat, between campground and S Fork of the Salmon River. 1524 Comment
  JEPS81802  Perideridia parishii subsp. latifolia Rimo Bacigalupi with Reino and Aloha Alava 1958-9-2 6832 Siskiyou [road from Callahan to Trinity Center] road summit 1/4 mi n Scott Mtn. road summit; n of Scott Mtn., below Darlingtonia bog 1615 Comment
  CAS-BOT-BC423363  Peritoma serrulata Elmer I. Applegate 1923-8-21 3927 Siskiyou South end of Little Klamath Lake Comment
  SEINET3924776  Persicaria hydropiper Louis C. Wheeler 1934-9-20 3287 Siskiyou Lumgrey Creek.; 0 671 Comment
  CAS-BOT-BC413739  Persicaria hydropiper Louis C. Wheeler 1934-9-20 3287 Siskiyou Klamath National Forest, Lumgrey Cr. 670 Comment
  HSC64423  Persicaria lapathifolia J. P. Smith, Steve Selva 1970-7-17 4419 Siskiyou Along Klamath River Comment
  CAS-BOT-BC330262  Petasites frigidus var. palmatus Alice Eastwood 1912-8-30 1953 Siskiyou Mount Eddy Comment
  UCD127950  Petroselinum crispum Verne Grant; Irving Schneider 1947-8-25 8279 Siskiyou West side of Tule Lake. Comment
  HSC41799  Phacelia bolanderi Brent Whitely 1975-7-1 126 Siskiyou Klamath National Forest at Ti Creek 671 Comment
  CAS-BOT-BC142701  Phacelia cookei W. B. Cooke; V. G. Cooke 1970-7-22 42690 Siskiyou Andesite Road, 0.5 mi. above Andesite turnoff of US-97 Mt. Shasta 1402 Comment
  CHSC70020  Phacelia corymbosa Jennifer Whipple 1977-7-22 2035 Siskiyou Klamath Mountains, Mount Eddy. Dobkins Lake drainage on east facing slopes above Dobkins Lake. 2316 Comment
  HSC30735  Phacelia corymbosa Glenn McGourty 1974-5-25 68 Siskiyou On Rd. 8, 0.9 mi. from jct. with Hwy. 3 976 Comment
  RSA97052  Phacelia corymbosa J. T. Howell 1952-6-14 28339 Siskiyou Five and a half miles from Yreka on road to Fort Jones. Comment
  UC1518754  Phacelia dalesiana F. W. Oettinger 1969-7-25 Siskiyou ca 15 air mi sw Weed (near Kangaroo Lake Campground); Shasta-Trinity National Forest, Scott Mts. Comment
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Jul 5 2017
  JEPS1963  Phacelia egena Geo. D. Butler 1909-5-23 735 Siskiyou near Yreka Comment
  POM265888  Phacelia egena Lincoln Constance, R. C. Rollins 1942-5-14 2928 Siskiyou Shasta River, 4 miles north of Yreka. 762 Comment
  CHSC70133  Phacelia hastata subsp. compacta Jennifer Whipple 1976-7-2 1268 Siskiyou Klamath Mountains. Mount Eddy. Dobkins Lake drainage on east facing slopes above Dobkins Lake. 2316 Comment
  UCD120522  Phacelia heterophylla subsp. virgata Robert E. Preston 1995-6-18 882 Siskiyou ca. 3 mi ese of Hornbrook, adjacent to Ager Rd. 701 Comment
  HSC60795  Phacelia leonis Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley. 1524 Comment
  POM127629  Phacelia linearis A. M. Alexander, Louise Kellogg 1911-6-13 125 Siskiyou 6 miles northwest Callahan. Comment
  HSC60792  Phacelia mutabilis Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  JEPS74473  Phacelia mutabilis W. J. Ferlatte 1966-6-23 146 Siskiyou Big Flat Trinity Alps (wooded area near public camp) 1524 Comment
  SBBG21895  Phacelia mutabilis D. Myrick 1964-7-25 956 Siskiyou Shasta Ski Bowl Hwy, Mt Shasta 1219 Comment
  UCD77216  Phacelia mutabilis Robert E. Preston 2001-7-21 1741 Siskiyou Klamath National Forest, Rainbow Mountain, T42N R1W sw 1/4 of ne 1/4 Section 22 2255 Comment
  HSC33325  Phacelia mutabilis William J. Ferlatte 1974-7-15 1545 Siskiyou Dorleska summit, Grouse Ridge, on Trinity Co. line yds. N of summit 2134 Comment
  HSC86532  Phacelia mutabilis D. K. Imper 1987-6-9 Siskiyou 8 mi. E of Somes Bar, vicinity of Hanpress Meadows 1372 Comment
  RSA238836  Phacelia mutabilis Frederick W. Oettinger 1968-8-11 482 Siskiyou Just below Tom Taylor Cabin spring. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  RSA120902  Phacelia pringlei Milo S. Baker 1957-6-16 13152 Siskiyou Trip to Scott Mt. after turn off near Callahan. Comment
  RSA755541  Phacelia pringlei Barbara Ertter 1990-7-14 9338 Siskiyou Wagon Creek on east side of Mt. Eddy, ca. 4 air miles west of Mt. Shasta City 1829 Comment
  UC164146  Phacelia procera Geo. D. Butler 1910-7-8 1679 Siskiyou Shackleford Creek 1524 Comment
  RSA17695  Phacelia ramosissima var. ramosissima Elmer I. Applegate 1935-6-5 9300 Siskiyou Capt. Jack s Stronghold, Lava Beds National Monument Comment
  CAS-BOT-BC77420  Philadelphus lewisii L. R. Short 1933-6-15 43 Siskiyou Klamath National Forest, Clear Creek 640 Comment
  CAS-BOT-BC77422  Philadelphus lewisii Doris K. Kildale 1928-7-3 5429 Siskiyou Forks of Salmon, Salmon River Comment
  HSC19151  Philadelphus lewisii J. O. Sawyer 1969-7-11 853 Siskiyou Ravine above C.C.C. road. 1280 Comment
  UC329950  Philadelphus lewisii unknown 1889-6-26 Siskiyou Edgwood Comment
  CAS-BOT-BC250787  Phleum alpinum W. R. Dudley 1899-8-24 s.n. Siskiyou Meadow (Lunch Creek), Craggy Peak Comment
  HSC86559  Phleum alpinum D. K. Imper 1987-7-21 4500 Siskiyou 8 mi. E of Somes Bar, vicinity of Haypress Meadows 1372 Comment
  UCD89313  Phleum alpinum Hursh 1919-9-11 X 3256 Siskiyou Grass Garden Herbarium. Comment
  HSC27689  Phlox adsurgens Carl W. Mize 1972-6-8 39 Siskiyou Along main trail 1/2 mi. before Deer Lick Creek 396 Comment
  JEPS69924  Phlox adsurgens W. L. Jepson 1907-7-9 2861 Siskiyou near Putnam Peak; Klamath Range Comment
  RSA238835  Phlox adsurgens Frederick W. Oettinger 1968-9-9 808 Siskiyou Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  UC164141  Phlox diffusa Geo. D. Butler 1910-5-10 1320 Siskiyou Goosenest foothills Goosenest 1676 Comment
  JEPS124892 Image available Phlox diffusa Himayat H. Naqvi 1965-7-14 113 Siskiyou 100 feet north of ski bowl building, Mount Shasta. Comment
  HSC30428  Phlox diffusa subsp. diffusa Frederick W. Oettinger 1968-8-19 586 Siskiyou High Lake Basins, Marble Mtn. Wilderness Area, English Peak Gap 2134 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
  SEINET3145518  Phlox hoodii subsp. canescens G. D. Butler 1910-3-13 1127 Siskiyou Klamath hills Comment
  HSC39318  Phlox speciosa subsp. nitida J. P. Smith 1974-5-26 7382 Siskiyou Along FS Rd. 47N03 1524 Comment
  JEPS26563  Phlox speciosa subsp. occidentalis Lauramay T. Dempster 1961-7-3 1872 Siskiyou se of Callahan (w face of Scott Mountain); Scott Mountain Comment
  RSA431456  Phoenicaulis cheiranthoides L. C. Wheeler 1934-8-9 3078 Siskiyou Head of Jaynes Canyon. Siskiyou Mtns. (Mt. Diablo Mer.) 1921 Comment
  UC375256  Phoradendron Geo. D. Butler 1908-8-16 275 Siskiyou hills near Yreka Comment
  JEPS95661  Phoradendron densum Vernon H. Oswald and L. Ahart 1999-7-5 9814 Siskiyou Gazelle Mtn. on road 41N03 1.0 mi southeast of Gazelle-Callahan Hwy.: T41N R7W Sect. 3, 5100 ft, yellow pine forest, serpentine substrate. Parasitic on juniper (Juniperus occidentalis). 1554 Comment
  POM165888  Phoradendron densum E. B. Copeland 1903-7-7 3542 Siskiyou Hornbrook. Comment
  HSC4824  Phyllodoce empetriformis J. O. Sawyer 1968-6-25 290 Siskiyou NE of N Horse Range Lake 2012 Comment
  JEPS82486  Phyllodoce empetriformis Gilbert Muth 1965-8-8 194 Siskiyou Black Mountain, Marble Mountain Wilderness Area Black Mountain; , Marble Mountain Wilderness Area 2011 Comment
  SFV2670  Phyllodoce empetriformis J. Major 1961-7-14 633 Siskiyou Mount Shasta, Panther Meadows Campground. 2271 Comment
  CAS-BOT-BC56486  Phyllodoce empetriformis Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts. Comment
  POM208276  Physocarpus capitatus Louis C. Wheeler 1934-7-5 2877 Siskiyou Beaver Creek at Deer Creek, Siskiyou Mts. 976 Comment
  UCSB13155  Physocarpus capitatus Breedlove, Dennis 1962-6-10 Siskiyou North bank of the Klamath River at its junction with Goff Creek, 4.5 miles west of Seiad 411 Comment
  POM193628  Picea breweriana Patricia Bennett 1928-7-11 s.n. Siskiyou Salmon Mountains; head of No Nothing Creek. Comment
  CAS-BOT-BC73436  Picea engelmannii Dorothy Parker 1962-6-1 s.n. Siskiyou Siskiyou Mountains - Sugar Creek, Salmon Mountains 1219 Comment
  UCD134307  Picea engelmannii L. E. Berriman 1940-8-30 s.n. Siskiyou North Coast Ranges. Sugar Creek, a tributary of the Scott River. 1432 Comment
  CAS-BOT-BC73386  Pinus albicaulis W. R. Dudley 1905-8-4 s.n. Siskiyou Slope, Mt. Eddy. Comment
  UC1349434  Pinus attenuata H. Bowerman 1942-11-7 8676 A Siskiyou e slope of dry ridge Siskiyou National Forest Comment
  CAS-BOT-BC78406  Pinus balfouriana W. R. Dudley 1899-8-15 s.n. Siskiyou summit of Black Butte Comment
  CAS-BOT-BC78698  Pinus jeffreyi Doris K. Kildale 1928-8-20 6610 Siskiyou summit of divide at Lily Pad Lake - trail to Marble Mt. 2133 Comment
  RSA237207  Pinus lambertiana Frederick W. Oettinger 1967-8-26 329 Siskiyou Southeast of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  HSC44632  Pinus monticola Jerome Peterson 1978-5-20 19 Siskiyou Haypress Meadow, Bulk Collection # 133 Comment
  RSA624477  Pinus monticola L. C. Wheeler 1958-8-20 7409 Siskiyou Siskiyou Mountains. Red Butte, southeast side. 1737 Comment
  UCD134814  Pinus monticola J. M. Tucker 1950-7-24 1956 Siskiyou Beside road to Brewer Creek, off the Military Road, east side of Mt. Shasta. Comment
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Mar 6 2015
  CAS-BOT-BC78961  Pinus monticola W. R. Dudley 1901-8-25 s.n. Siskiyou Salmon to Scotts Creek 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
  UC79242  Plagiobothrys canescens Thomas Howell May 1889 1384 Siskiyou Hornbrook Comment
  CAS-BOT-BC231006  Plagiobothrys hispidulus A. A. Heller 1919-6-25 13264 Siskiyou Compton's prairie, N base of Mount Eddy 1158 Comment
  UC163848  Plagiobothrys tenellus Geo. D. Butler 1910-5-6 1295 Siskiyou Yreka Comment
  SBBG68796  Plantago A. A. Heller 1927-8-2 14442 Siskiyou near Gazelle, Shasta Valley Comment
  CDA6624  Plantago lanceolata G. D. Barbe 1973-8-14 1706 Siskiyou Site of proposed quarantine station south of Mt. Shasta City, west side of Interstate 5. Comment
  JEPS7128  Plantago lanceolata W. L. Jepson 1940-6-22 19970 Siskiyou near Hornbrook; Cottonwood Creek 670 Comment
  HSC68388  Plantago lanceolata Maralyn A. Renner 1980-6-26 1252 Siskiyou SE edge of Flint Valley. 1390 Comment
  HSC26933  Plantago major J. P. Smith, J. O. Sawyer 1971-9-18 4838 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  HSC96827  Plantago major S. Lyon 2006-7-18 12 Siskiyou E side of Eddy Gulch Rd., 3 mi. S of intersection with Sawyers Bar Rd. 915 Comment
  HSC35439  Platanthera dilatata var. leucostachys A. Montalvo, J. D. Ackerman 1975-7-18 583 Siskiyou S Fork Sacramento River, FS 40N30 1372 Comment
  HSC68412  Platanthera sparsiflora Maralyn A. Renner 1980-7-4 1409 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  RSA382924  Platanthera sparsiflora M. B. Dunkle 1945-07 9257 Siskiyou Klamath National Forest; Marble Mts. Comment
  HSC34011  Plectritis macrocera J. P. Smith 1974-5-25 7507 Siskiyou Along Rd. 8, 2.4 mi. W of its junction with Hwy. 3 976 Comment
  UC416751  Plectritis macrocera F. N. Hooper 20 Siskiyou Little Shasta Comment
  RSA121890  Plectritis macrocera M. H. Mitchell 1936-5-8 s.n. Siskiyou 2 miles E of Schonchin Butte. 1372 Comment
  CAS-BOT-BC261035  Poa Melissa A. Berry 1957-7-8 s.n. Siskiyou South Russian Creek at Power House 822 Comment
  UCD150812  Poa Collector Unknown 1948-8-2 s.n. Siskiyou Siskiyou County, Mt. Shasta, Panther meadow. 2438 Comment
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Feb 4 2016
  POM259586  Poa bolanderi J. T. Howell 1939-8-9 15218 Siskiyou Sky High Valley, Marble Mountains. 1829 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
  SEINET10660678  Poa laevigata A. Arthur Heller 1905-6-19 Heller 8070 Siskiyou Grenada Station. Comment
  CAS-BOT-BC256019  Poa pratensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-28 53383 Siskiyou 2.5 miles south of Grenada, Shata Valley 762 Comment
  HSC92155  Poa pringlei Jennifer Whipple 1977-7-20 1977 Siskiyou South face of Mt. Eddy. 2470 Comment
  LA12614  Poa pringlei Jason Swallen; 1939-7-26 13762 Siskiyou Mt. Shasta, Along the Summit Trail below Lake Helen 2895 Comment
  CAS-BOT-BC237712  Poa secunda David D. Keck 1949-7-19 6358 Siskiyou 6.5 miles SW of Yreka on road to Fort Jones near head of Yreka Creek at first spring 1127 Comment
  UCD90333  Poa secunda A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3590 Siskiyou Shasta Valley. 6 miles N of Gazelle. Comment
  UCD77924  Poa secunda subsp. juncifolia Robert E. Preston 2001-6-23 1606 Siskiyou Klamath National Forest, N-facing slope of Rainbow Mtn. 2011 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
  HSC30659  Poa secunda subsp. secunda Frederick W. Oettinger 1968-9-1 642 Siskiyou Salmon Mountains, at the base of Abbotts Lake. 1799 Comment
  UC1132806  Poa secunda subsp. secunda H. S. Yates 1936-6-21 5816 A Siskiyou 6 mi n Gazelle; Yreka Quadrangle Comment
  UC2046865  Poa secunda subsp. secunda R. E. Brainerd with N. Otting 2013-7-12 2184 Siskiyou Siskiyou County: Klamath Mountains. Marble Mountains Wilderness Area. South side of Upper Wright Lake. Comment
  SEINET250671  Poaceae Cindy Roche, Robert Korfhage 2005-7-12 Siskiyou Road 1055 milepost 3.3 Cook and Green Road. 1036 Comment
  CAS-BOT-BC244323  Podagrostis humilis L. P. Janeway 1983-8-16 557 Siskiyou Siskiyou Mountains, at Poker Flat 1524 Comment
  JEPS69915  Polemonium californicum W. L. Jepson 1907-7-5 2827 Siskiyou Marble Mt. Comment
  JEPS69921  Polemonium californicum Geo. D. Butler 1908-8-8 29 Siskiyou foot of bluff Marble Valley 1676 Comment
  JEPS80553  Polemonium californicum Gilbert Muth 1965-8-8 196 Siskiyou Marble Wilderness Area Marble Mt. Wilderness Area 1828 Comment
  UC1072720  Polemonium californicum Douglas Barbe 1955-7-6 132 Siskiyou shore Taylor Lake Klamath Mountains, , Taylor Lake (Salmon Mts.) 1950 Comment
  UC939437  Polemonium carneum E. L. Greene 1876-6-5 796 Siskiyou near Yreka; near Yreka Comment
  CHSC1309  Polemonium occidentale V. Holt 1932-7-17 Siskiyou McCloud River. Comment
  UC449766  Polemonium occidentale J. W. Congdon 1900-8-9 Siskiyou Sissons , Sissons (Shasta Region) Comment
  POM365429  Polemonium pulcherrimum J. P. Smith, J. O. Sawyer 1972-6-30 5643 Siskiyou Ridge west of Little Duck Lake 2378 Comment
  UCD77932  Polyctenium fremontii Robert E. Preston 1997-6-1 1034 Siskiyou Grass Lake 1536 Comment
  HSC45188  Polygala californica J. O. Sawyer, E. Cope 1977-6-18 2930 Siskiyou Along Clear Creek Trail between Ten Mile Creek and Bear Pen Creek 610 Comment
  UCD37089  Polygala californica Beecher Crampton 1956-8-21 3846 Siskiyou canyon of Sacramento River, just above junction of river's north fork with middle and south forks. 1066 Comment
  CAS-BOT-BC170341  Polygala cornuta var. cornuta Wm. Bridge Cooke 1938-7-22 11324 Siskiyou Sisson Southern Trail - Mount Shasta 1371 Comment
  JEPS93927  Polygala cornuta var. cornuta Vernon H. Oswald and Lowell Ahart 1998-8-3 9411 Siskiyou Kangaroo Lake Road (USFS 41N08) 3.5 mi se of Gazelle-Callahan Road; Kangaroo Lake Road 1493 Comment
  POM138800  Polygala cornuta var. cornuta E. B. Copeland 1903-8-13 3817 Siskiyou Sisson. 1067 Comment
  POM299532  Polygala cornuta var. cornuta Marion Ownbey, Fred G. Meyer 1940-7-3 2164 Siskiyou 7 mi. northwest of McCloud. Comment
  SEINET1004842  Polygala cornuta var. cornuta Marion Ownbey 1940-1 2164 Siskiyou 7 miles northwest of McCloud. Comment
  UC454756  Polygala cornuta var. cornuta I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake 1524 Comment
  UC1192345  Polygonum aviculare subsp. aviculare Verne Grant and Irving Schneider 1947-8-25 8276 Siskiyou Tule Lake; w side Comment
  UC1299691  Polygonum bistortoides Freed W. Hoffman 1951-7-16 4055 Siskiyou Sky High Valley Marble Mountains Comment
  UC168611  Polygonum davisiae J. W. Congdon 1900-8-13 Siskiyou Shasta Comment
  HSC58967  Polygonum douglasii G. L. Clifton 1975-7-28 5156 Siskiyou Near Cook and Green Pass 1646 Comment
  CAS-BOT-BC414597  Polygonum douglasii Louis C. Wheeler 1934-7-3 2860 Siskiyou Klamath National Forest. Soda Creek 1676 Comment
  UC164464  Polygonum douglasii subsp. spergulariiforme Geo. D. Butler 1909-11-15 1103 Siskiyou dry hill near Yreka Comment
  UC6697  Polygonum douglasii subsp. spergulariiforme C. B. Bradley 1879-1 Siskiyou Comment
  RSA237761  Polygonum kelloggii Frederick W. Oettinger 1969-7-11 975 Siskiyou Along trail just NW of falls, Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1890 Comment
  UC375150  Polygonum lapathifolium Geo. D. Butler 1908-7-16 196 Siskiyou along creek near Yreka Comment
  CAS-BOT-BC418598  Polygonum minimum G. J. Muth 1969-8-8 1279 Siskiyou Gap Meadow, Boulder Peak Ridge Comment
  UC1735918  Polygonum newberryi Dean W. Taylor 1974-7-20 4241 Siskiyou 2499 Comment
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May 7 2014
  CAS-BOT-BC109284  Polygonum shastense Alice Eastwood 1912-9-1 2077 Siskiyou Mount Shasta. Comment
  RSA237764  Polygonum shastense Frederick W. Oettinger 1969-9-3 1611 Siskiyou Shasta Ridge N below English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  UC185761  Polygonum shastense Milo S. Baker July 1899 Siskiyou near Sissons (e slope of mt.); Mt. Shasta, Sacramento River Comment
  CAS-BOT-BC421073  Polygonum spergulariiforme Geo. D. Butler 1910-7-31 1803 Siskiyou Yreka Comment
  HSC46074  Polypodium californicum J. P. Smith, Steve Selva 1970-6-14 3877 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  RSA239011  Polystichum imbricans Frederick W. Oettinger 1966-7-25 37 Siskiyou Along Timber Gulch stream bank, Klamath Natinal Forest, Colville. 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
  CAS-BOT-BC76732  Polystichum imbricans subsp. imbricans J. H. Thomas 1954-5-14 4176 Siskiyou Salmon Mountains, Klamath National Forest - near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville, 1219 Comment
  HSC29355  Polystichum imbricans subsp. imbricans Frederick W. Oettinger 1968-9-8 777 Siskiyou Due N of the English Lake Outlet 1784 Comment
  SBBG19474  Polystichum lemmonii L. L. Kiefer 1963-8-8 744 Siskiyou White Mtn, N of town of Horse Crk, trail from Siskiyou Summit to White Mtn 1524 Comment
  UC909350  Polystichum lemmonii Ira L. Wiggins 1950-5-28 12378 Siskiyou ridge just above Grouse Lake (headwaters of Grouse Creek) 1828 Comment
  UCR101154  Polystichum lemmonii L. C. Wheeler 1958-8-20 7411 Siskiyou Siskiyou Mountains, south side of Red Butte. 1738 Comment
  POM120881  Polystichum lemmonii J. G. Lemmon s.n. Siskiyou Scott Mt. under Pinus Balfouriana Comment
  JEPS100527  Polystichum lonchitis Dean Wm. Taylor with Glenn L. Clifton 1996-7-26 15859 Siskiyou Cliff Lake, The Eddys (about 15 air miles southwest of Weed); Shasta-Trinity National Forest 1920 Comment
  OBI1445  Polystichum lonchitis Lawrence L. Kiefer 1963-8-7 755 Siskiyou Baldy Mtn (W of Happy Camp) 1/2 mi NW of L.O. Comment
  RSA693279  Polystichum lonchitis M. B. Dunkle 1945-8-7 9332 Siskiyou King's Casle. Marble Mtns, Klamath National Forest. Comment
  UC1877814  Polystichum lonchitis J. C. Game with Jeff Greenhouse, Jim Shevock 2004-7-9 5074 Siskiyou on the side of Gray Rock Lake, above the lake, about five miles NW of Castle Crags 1844 Comment
  SEINET3874527 Image available Polystichum munitum A. C. Smith 1970-6-14 3875 Siskiyou Road to Steinacher Creek near Somes Bar.; 0 Comment
  CAS-BOT-BC72517  Polystichum scopulinum Louis C. Wheeler 1934-8-26 3225 Siskiyou Trapper Creek, Siskiyou Mts. 1981 Comment
  UC1584626  Polystichum scopulinum Dean W. Taylor 1975-8-14 5461 Siskiyou between Shasta Ski area and Green Butte; Mt. Shasta 2590 Comment
  HSC29337  Potamogeton berchtoldii Frederick W. Oettinger 1969-9-5 1684 Siskiyou Marble Mtn. Wilderness Area, Salamander Lake, 0.7 mi. NE of Abbotts Lake 1791 Comment
  CHSC57468  Potamogeton crispus L. P. Janeway 1984-6-21 852 Siskiyou West side of Klamath River at Dillon Creek. 228 Comment
  UC637083  Potamogeton foliosus Edward Lee 1934-8-12 1238 Siskiyou near mouth of Walker Creek (s side of Klamath River, e end of Seiad Valley); Klamath River, Seiad Valley 426 Comment
  POM312993  Potamogeton gramineus Calvin McMillan, Malcolm A. Nobs 1949-6-17 801 Siskiyou Grass Lake, Highway 97. Comment
  RSA238845  Potamogeton pusillus subsp. tenuissimus Frederick W. Oettinger 1969-9-5 1684 Siskiyou Salamander Lake. 0.7 miles NE of Abbott s Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1791 Comment
  HSC90540  Potentilla breweri Jennifer Whipple 1976-6-19 1052 Siskiyou Near Durney Lake 2073 Comment
  JEPS57173 Image available Potentilla cristae L. R. Heckard 1967-8-13 1702 Siskiyou Summit Region of Mount Eddy 2743 Comment
  UC329971 Image available Potentilla cristae unknown 1888-9-7 Siskiyou near Mt. Eddy; near Mt. Eddy Comment
  CAS-BOT-BC143263  Potentilla flabellifolia John Thomas Howell 1939-8-9 15230 Siskiyou Ridge south of Marble Valley, Marble Mts. Comment
  CAS-BOT-BC143259  Potentilla flabellifolia David Keck 1938-9-8 11626 Siskiyou Springs in the South Gate Comment
  HSC62286  Potentilla gracilis Al Hobart 1967-8-8 Siskiyou Youngs Valley 1524 Comment
  CHSC71498  Potentilla gracilis var. fastigiata Vernon H. Oswald; Lowell Ahart 1998-7-21 9351 Siskiyou Northeast of Weed and south of Macdoel along Old State Highway on the west side of Bray. In meadow along the road. 1417 Comment
  CAS-BOT-BC540572  Potentilla gracilis var. fastigiata Alice Eastwood 1921-7-24 10778 Siskiyou Castle Lake Comment
  LA208101  Potentilla gracilis var. fastigiata W. B. C.; 1939-7-7 13591 Siskiyou Mount Shasta, Bear Springs 1523 Comment
  POM250747  Potentilla gracilis var. fastigiata W. Bridge Cooke 1938-7-29 11395 Siskiyou Bear Springs, Mount Shasta 1524 Comment
  HSC4472  Primula suffrutescens William J. Ferlatte 1966-8-17 399 Siskiyou Caribou Basin, Sawtooth Ridge; steep N-facing slope 2195 Comment
  UCD119035  Primula suffrutescens Joseph M. DiTomaso 1975-9-10 321 Siskiyou Just below Sawtooth Pass on Caribou Lake side. 2286 Comment
  HSC69056  Prunella vulgaris Maralyn A. Renner 1980-8-6 2314 Siskiyou Cracker Meadow 1555 Comment
  CAS-BOT-BC158202  Prunus emarginata A. A. Heller 1905-6-1 7929 Siskiyou Between Dunsmuir and Upper Soda Spring Comment
  CAS-BOT-BC158222  Prunus emarginata Annetta Carter 1939-8-19 1455 Siskiyou 3.5 miles north of Dunsmuir 914 Comment
  CAS-BOT-BC158233  Prunus emarginata A. A. Heller 1920-8-13 13523 Siskiyou Near the Big [Sprin] Spring near Sisson Comment
  CAS-BOT-BC158240  Prunus emarginata Doris K. Kildale 1928-8-20 6625 Siskiyou Head of North Fork of Salmon River at Finley's Upper Camp Comment
  CAS-BOT-BC158241  Prunus emarginata Wm. Bridge Cooke 1938-6-17 11011 Siskiyou Sisson Southern Trail Comment
  HSC45149  Prunus emarginata J. O. Sawyer, E. Cope 1977-6-19 2958 Siskiyou Along trail to Devil's Punchbowl 1372 Comment
  RSA593947  Prunus emarginata Louis C. Wheeler 1963-9-3 8335 Siskiyou Siskiyou Mountains. Cyclone Gap chrome mine. Comment
  UC166616  Prunus emarginata Geo. D. Butler 1909-5-2 711 Siskiyou Humbug Divide Comment
  UCSB23231  Prunus emarginata Keefe, Joseph 1967-7-11 Siskiyou East shore of Castle Lake, 10 miles southwest of city of Mt. Shasta. 1706 Comment
  POM88254  Prunus subcordata Geo. D. Butler 1909-4-14 644 Siskiyou Humbug divide. Comment
  JEPS44926  Prunus virginiana var. demissa W. L. Jepson July, 1894 13839 Siskiyou Sisson Comment
  RSA3386  Prunus virginiana var. demissa Carl B. Wolf 1931-9-2 2389 Siskiyou Near the fish hatchery at Mt. Shasta City (Sisson). Comment
  UC166611  Prunus virginiana var. demissa Geo. D. Butler 1910-7-24 1795 Siskiyou Yreka Creek Comment
  UC375375  Prunus virginiana var. demissa Geo. D. Butler Jul 14 1908-May 16 1909 1047 Siskiyou near Yreka Comment
  UC572361  Prunus virginiana var. demissa M. H. Mitchell 1936-5-19 Siskiyou 1 1/4 mi w of Coldwell Butte (Modoc Lava Beds National Monument); Modoc Lava Beds National Monument 1371 Comment
  CAS-BOT-BC357407  Pseudognaphalium microcephalum A. A. Heller 1914-8-25 11702 Siskiyou Near Deetz station opposite Black Butte 1158 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
  POM112087  Pseudoroegneria spicata subsp. spicata Geo D. Butler 1910-6-23 1600 Siskiyou Yreka Comment
  POM161561  Pseudoroegneria spicata subsp. spicata Geo D. Butler 1910-7-3 1626 Siskiyou Goose nest foothills 1220 Comment
  UC204773  Pseudoroegneria spicata subsp. spicata Geo. D. Butler 1910-6-23 1600 Siskiyou Yreka Comment
  CHSC227  Pseudostellaria jamesiana K. Jaekel 1939-7-29 Siskiyou Meadow on Mt. Eddy. Comment
  UC165936  Pseudostellaria jamesiana Geo. D. Butler 1909-6-13 966 Siskiyou Moffitt Creek Comment
  UC903496  Pseudostellaria jamesiana Dorothy Parker 1948-6-14 Siskiyou Plowman's Valley Rail Creek; , Rail Creek 1203 Comment
  CAS-BOT-BC94479  Pseudostellaria jamesiana R. C. Wenk 2005-7-19 348 Siskiyou border between Siskiyou and Trinity Counties, National Forest Road 17, parking lot where Pacific Crest Trail crosses 2090 Comment
  HSC69562  Pseudotsuga menziesii var. menziesii Maralyn A. Renner 1980-8-6 2286 Siskiyou Along trail, 0.5 mi. SE of Cyclone Gap. 1585 Comment
  UC17382  Ptelea crenulata Miss Edmonds 1890-7-21 Siskiyou Comment
  UC456177  Pterospora andromedea I. J. Condit 1909-8-23 Siskiyou Sisson 1524 Comment
  HSC17963  Pterospora andromedea R. C. Wunner 1965-7-17 399 Siskiyou Lava Beds National Monument. Along upper edge of Black Lava flow near Old Ticner Rd. 1616 Comment
  SEINET924200  Pterospora andromedea Carl B. Wolf 1934-1 6019 Siskiyou SW slope of Mt. Shasta, 4 mi NW of Wagon Camp 1524 Comment
  UC1096826  Purshia tridentata var. tridentata Milo S. Baker 1957-6-15 13103 Siskiyou road cut just s Weed; North Coast Ranges Comment
  CAS-BOT-BC460869  Pyrola aphylla Alice Eastwood 1923-5-27 11949 Siskiyou Shasta Springs Comment
  SEINET8404856  Pyrola aphylla L. E. Detling 1947-6-3 6047 Siskiyou Happy Camp, Klamath Nat'l. Forest. 335 Comment
  JEPS82485  Pyrola crypta Gilbert Muth 1965-8-10 198 Siskiyou Along either trail, Black Mt., Marble Mt 1828 Comment
  HSC17973  Pyrola dentata R. C. Wunner 1965-7-20 403 Siskiyou Lava Beds National Monument, near upper part of Black Lava flow along Old Tichner Rd. 1616 Comment
  SJSU2557  Pyrola picta H. L. Buckalew 1962-7-6 Siskiyou junction of Indian Cr & W Branch Indian Cr Comment
  CAS-BOT-BC466136  Pyrola picta Doris K. Kildale 1929-8-24 8832 Siskiyou Preston Peak 2133 Comment
  CAS-BOT-BC466150  Pyrola picta Laura M. Lathrop 1903-7-16 s.n. Siskiyou Shasta Retreat Comment
  CAS-BOT-BC466151  Pyrola picta Wm. Bridge Cooke 1938-8-5 11456 Siskiyou Sisson Southern Trail, Mount Shasta [one specimen observed at 9000'] 1828 Comment
  UC138183  Pyrrocoma carthamoides var. cusickii J. W. Congdon 1900-8-18 Siskiyou Castle Lake Trail, Shasta Region Comment
  JEPS109773  Pyrrocoma racemosa var. pinetorum Dean W. Taylor 2002-7-27 18279 Siskiyou Highway 3 2.3 miles North of Scott Mountain Summit 1386 Comment
  CAS-BOT-BC94653  Quercus garryana W. R. Dudley 1901-8-26 s.n. Siskiyou W of Willow Creek Slope, Salmon Mountains Comment
  RSA237384  Quercus garryana var. breweri Frederick W. Oettinger 1968-9-5 703 Siskiyou Above English Lake, about halfway up to Diamond Lake along the trail from English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  RSA639548  Quercus garryana var. breweri Louis C. Wheeler 1952-9-17 6940 Siskiyou [No location information on label.] Comment
  RSA120900  Quercus garryana var. garryana Milo S. Baker 1957-6-16 13647 B Siskiyou Along Highway S of Gazelle. Comment
  HSC8261  Quercus kelloggii C. B. Wolf 1927-8-26 1027 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC104346  Quercus sadleriana Arthur Menzies 1961-7-1 s.n. Siskiyou Cook & Green Pass, Siskiyou Mts., Klamath National Forest Comment
  CAS-BOT-BC104353  Quercus sadleriana Doris K. Kildale 1929-7-20 8641 Siskiyou trail up to South Fork Indian Creek to Elk Lick Comment
  CAS-BOT-BC104369  Quercus sadleriana Henry M. Pollard 1947-9-6 s.n. Siskiyou Dillons Mt. Forest Road 1524 Comment
  HSC99825  Quercus sadleriana G. L. Clifton, Griswold 1979-6-28 6142 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  LA205354  Quercus sadleriana Elizabeth Epling; 1939-7-6 5221 Siskiyou on Takilma-Happy Camp road 1676 Comment
  SBBG113472  Quercus sadleriana D. Wilken with E. Painter 2000-8-10 15852 Siskiyou just S of Del Norte and Josephine (OR) county lines, NNE of Little Grayback, near head of Indian Crk, O'Brien-Happy Camp Rd 1500 Comment
  SBBG25325  Quercus sadleriana S. L. Holloway 1963-10-12 77 Siskiyou jct Red Rock Valley trail and Cyn Crk trail; Marble Mtn Wilderness 1341 Comment
  SD126416  Quercus sadleriana Sandra L. Holloway 1963-10-12 77 Siskiyou Junction Red Rock Valley trail and Canyon Crek trail; Marble Mountain Wilderness Area. 1341 Comment
  UC1212136  Quercus sadleriana Reino Alava, Aloha Alava, and Rimo Bacigalupi 1958-9-3 2454 Siskiyou at the junction of the road to Poker Flat and the road from Happy Camp to Takilma 1376 Comment
  UC1222293  Quercus sadleriana Joseph P. Tracy 1950-7-18 19215 Siskiyou the whole route from Flint Valley to Prospect Hill Comment
  UCD47240  Quercus sadleriana T. Wilton 1980-9-10 126 Siskiyou Kelly Oak, Preston Peak Quad. Collected from roadside (USFS 18N34, Klamath National Forest), app. 20 feet from trail to Kelly Lake. (Received through the courtesy of Chris Cagle Oct. 16, 1980 B. Kasapligil). 1316 Comment
  UCD47273  Quercus sadleriana G. L. Stebbins 1972-7-3 s.n. Siskiyou (Q. garryana Hook. var. breweri (Engelm.) Jepson). 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
  UCD47274  Quercus sadleriana Dean W. Taylor 1972-7-1 s.n. Siskiyou (Q. garryana Hook. var. breweri (Engelm.) Jepson). California, Siskiyou Co.; 0.5 mi. east of Cook and Green Pass, north of Seiad Valley, T. 47N, R11W, Sect. 9, Seiad Valley Quadrangle; 1463 Comment
  UCSB1234  Quercus sadleriana Mason, Herbert 1950-7-16 Siskiyou Road from Happy Camp, California, to Waldo, Oregon Comment
  RSA96709  Quercus sadleriana Percy C. Everett, E. K. Balls 1954-10-13 20292 Siskiyou Indian Creek road to Obrien, 20 1/2 miles northwest from Hwy 96 at Happy Camp. 1524 Comment
  CAS-BOT-BC104634  Quercus vacciniifolia David D. Keck 1938-8-8 4864 Siskiyou Scott Mts., ridge between Mill and Mule creeks, 3 mi SE of Scott Mountain Lodge 1400 Comment
  CDA22067  Quercus vacciniifolia J. M. Tucker 1948-8-3 1776 Siskiyou 6.7 miles (by road) below the summit of Happy Camp - Waldo Road;. 0 Comment
  CDA22069  Quercus vacciniifolia Gordon Leppig, Tony LaBanca 1998-7-11 923 Siskiyou Kalmath National Forest, Duck Lakes Trail. Comment
  HSC29466  Quercus vacciniifolia Frederick W. Oettinger 1968-9-5 704 Siskiyou Marble Mtn. Wilderness Area, SE slope along trail from English to Diamond Lake 1890 Comment
  HSC535  Quercus vacciniifolia William J. Ferlatte 1967-8-23 1085 Siskiyou Head of Kidd Creek; E side of Black Mtn. 2134 Comment
  HSC8301  Quercus vacciniifolia Jerry Parker 1968-10-6 142 Siskiyou Salmon Mtns. ridge above Sugar Lake Comment
  RSA571661  Quercus vacciniifolia Louis C. Wheeler 1934-8-8 3066 Siskiyou West Fork of Beaver Creek, Siskiyou Mountains. 1677 Comment
  UCD47463  Quercus vacciniifolia D. Sanchez-Mata; P. Rodriguez-Rojo 1997-7-13 s.n. Siskiyou Callahan-Cecilville. Cecilville Road. Klamath National Forest. 1650 Comment
  UCD135381  Raillardella pringlei Bruce G. Baldwin 1986-7-21 617 Siskiyou Shasta-Trinity National Forest, around 0.25 miles north of Gumboot Lake along gumboot Creek (near Mount Eddy). Comment
  RSA238279  Ranunculus aquatilis var. capillaceus Frederick W. Oettinger 1969-9-5 1683 Siskiyou Salamander Pond near Abbotts Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  SEINET7042790  Ranunculus californicus A. G. Vestal 1955-5-17 s.n. Siskiyou Meadow at Oxbow west of Scott River. 9.5 miles south of Fort Jones. Etna quadrangle UTM Zone 10 508671mE, 4590390mN. Comment
  UC609341  Ranunculus eschscholtzii var. suksdorfii Eleanor Burks Hart 1938-8-24 909 Siskiyou Upper Wright Lake 2225 Comment
  UC827780  Ranunculus flammula Alice Eastwood 1912-7-15 1087 Siskiyou McCloud Comment
  SEINET3160969  Ranunculus flammula var. reptans G. D. Butler 1910-7-12 1741 Siskiyou Shackleford Creek 1219 Comment
  UCD96944  Ranunculus occidentalis J. P. Smith; Steve Selva 1970-6-16 4023 Siskiyou 4 miles from Calif. 3 on Road 8 to Sugar Creek. 1158 Comment
  HSC98332  Ranunculus uncinatus G. L. Clifton 1979-7-1 6162 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  JEPS94856  Rhamnus californica subsp. occidentalis Vernon H. Oswald and Lowell Ahart 1998-8-3 9447 Siskiyou Rock Fence Lake Rd. (USFS 41N18) 0.1 mi ne of its intersection with Kangaroo Lake Rd. (USFS 41N08) (4.9 mi se of Gazelle-Callahan Rd.) 1676 Comment
  RSA7819  Rhamnus purshiana Carl B. Wolf 1927-8-27 1116 Siskiyou On the Klamath River, Happy Camp. Comment
  RSA78996  Rhamnus rubra E. K. Balls, Percy C. Everett 1952-10-13 18184 Siskiyou 3.6 miles SW of turn off to Ney Springs on road from Shasta (town of) to Castle Lake. 1524 Comment
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Jun 25 2012
  UC80229  Rhamnus rubra Dr. E. B. Copeland 1903-8-15 3833 Siskiyou Sisson 1097 Comment
  CAS-BOT-BC53737  Rhododendron columbianum John Thomas Howell 1937-7-24 13423 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  HSC101869  Rhododendron columbianum R. D. Whittlesey 2013-8-3 13 Siskiyou 3.2 mi. west on Castle Creek Rd. from Castella, and 3.0 mi. up Sulfur Creek Climber's Trail. 1585 Comment
  HSC22283  Rhododendron columbianum J. O. Sawyer 1968-7-22 534 Siskiyou Between Handcock and Diamond Lakes 1951 Comment
  HSC67174  Rhododendron columbianum J. P. Smith, Steve Selva 1970-7-17 4459 Siskiyou Below Kangaroo Lake. 1890 Comment
  HSC36760  Rhododendron macrophyllum Brent Whiteley 1975-6-28 77 Siskiyou 915 Comment
  RSA659525  Rhododendron occidentale Gary D. Wallace 1990-7-1 2952 Siskiyou Trinity Mountains: SW of Shasta City, Cedar Basin Research Area. 1828 Comment
  UC141198  Rhododendron occidentale Dr. E. B. Copeland 1903-9-6 3881 Siskiyou Mount Eddy; Pacific Coast, Mount Eddy 1463 Comment
  CAS-BOT-BC200396  Rhododendron occidentale var. paludosum W. R. Dudley 1905-8-4 s.n. Siskiyou Meadow foot of Mt. Eddy Comment
  CAS-BOT-BC200400  Rhododendron occidentale var. paludosum Doris K. Kildale 1929-7-21 8741 Siskiyou Elk Lick, south fork Indian Creek Comment
  CAS-BOT-BC200401  Rhododendron occidentale var. paludosum Alice Eastwood 1912-7-23 1351 Siskiyou Cantara Comment
  CAS-BOT-BC438005  Ribes L. B. Kildale 1930-6-1 9862 Siskiyou Salmon River 5 miles north of Fork of Salmon Comment
  CAS-BOT-BC438013  Ribes L. E. Smith 1913-7-29 s.n. Siskiyou Rainbow Comment
  CAS-BOT-BC92531  Ribes binominatum Doris K. Kildale 1928-8-18 6437 Siskiyou Near head of North Fork of Salmon River near Finley's Upper Camp. 1524 Comment
  CAS-BOT-BC108773  Ribes cereum Elmer I. Applegate 1923-8-18 3171 Siskiyou Top of Redshale Mountain, east of Medicine Lake. 2438 Comment
  HSC20283  Ribes cereum D. M. Thomson 1965-8-7 177 Siskiyou California Lava Beds National Monument, 1 mile up Cave Loop Trail. Comment
  UC858417  Ribes cereum Frank W. Gould 1940-5-15 1254 Siskiyou on road from Mt. Hebron to Montague; Bald Mountain 1676 Comment
  CAS-BOT-BC168874  Ribes inerme var. klamathense Geo. D. Butler 1910-4-9 1160 Siskiyou Ditch bank Yreka Comment
  HSC33959  Ribes lacustre J. P. Smith 1974-5-25 7444 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  HSC34292  Ribes lacustre J. P. Smith, J. O. Sawyer 1973-8-14 7286 Siskiyou Along trail from Log Lake to Campbell Lake 1585 Comment
  UC1222377  Ribes lacustre Joseph P. Tracy 1951-6-16 19498 Siskiyou near State Line (summit of Siskiyous, at crossing of Takilma-Happy Camp Road); Siskiyous Comment
  RSA0021108  Ribes lacustre Roxana S. Ferris, Laura Lorraine 1948-6-12 11752 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  CAS-BOT-BC173389  Ribes lobbii A. M. Vollmer; L. Beane 1951-6-2 86 Siskiyou Happy Camp, Klamath River Highway Comment
  HSC99339  Ribes lobbii G. L. Clifton 1979-7-1 6195 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  UC154065  Ribes lobbii Harley P. Chandler June, 1901 1557 Siskiyou near Marble Mountain; North Coast Ranges 1828 Comment
  UC478902  Ribes nevadense Marcus E. Jones, A. M. 1931-7-17 29003 Siskiyou Shasta City (Session's) Comment
  UC726985  Ribes nevadense A. A. Heller 1920-8-12 13513 Siskiyou 3 1/2 mi from Horse Camp Comment
  UC796518 Image available Ribes nevadense Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11802 Siskiyou s Callahan (on Scott Mountain Road at Mule Creek crossing) 1493 Comment
  RSA0022720  Ribes nevadense var. glaucescens J. T. Howell 1937-7-26 13528 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  HSC67806  Ribes roezlii J. O. Sawyer, J. Cole 1980-7-22 3971 Siskiyou NW slopes of Cedar Mtn. 1524 Comment
  UC1540023  Ribes roezlii Roseberry 1936-5-11 15 Siskiyou w slope Hippo Butte; Lava Beds National Monument 1630 Comment
  RSA0024600  Ribes roezlii var. cruentum Geo. D. Butler 1910-6-7 1535 Siskiyou Oro Fino. Comment
  CAS-BOT-BC186292  Ribes roezlii var. roezlii Wm. Bridge Cooke 1938-8-19 11516 Siskiyou Lower Bear Spring Comment
  UCD102486  Ribes sanguineum T. H. Harris 1951-6-1 s.n. Siskiyou Indian Creek Basin, Happy Camp. 1524 Comment
  HSC48270  Ribes sanguineum var. sanguineum K. T. Stillman, P. Stekel May 1977 511 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  RSA0020883  Ribes velutinum Geo. D. Butler 1910-5-8 1308 Siskiyou Near Yreka. Comment
  SEINET5339795  Ribes velutinum G. Butler 1910-5-21 1374 Siskiyou Klamath River Comment
  CAS-BOT-BC168806  Ribes viscosissimum John Thomas Howell 1937-7-26 13549 Siskiyou Caribou Gulch Comment
  JEPS49193  Ribes viscosissimum W. L. Jepson 1907-7-5 2821 Siskiyou near Marble Mt. (head of Shackelford Canyon) 2286 Comment
  CAS-BOT-BC362933  Rigiopappus leptocladus John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53423 Siskiyou East side of Scott Valley, 10 miles south of Fort Jones on road to Callahan 853 Comment
  CHSC91367  Rigiopappus leptocladus Lowell Ahart; John Dittes 2005-6-10 12086 Siskiyou Rocky hillside, north of the rock fence, about 200 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  POM30110  Rigiopappus leptocladus Geo D. Butler 1910-5-16 1354 Siskiyou Near Yreka. Comment
  CAS-BOT-BC65007  Rorippa curvipes R. F. Thorne; Frederick W. Oettinger 1969-8-4 63353 Siskiyou High lake basins in the vicinity of English Pk, above Tobacco Lake. Klamath National Forest, Marble Mountain Wilderness Comment
  CAS-BOT-BC74655  Rorippa curvisiliqua Doris K. Kildale 1928-7-25 5892 Siskiyou Macks Creek - Klamath River near Hamburg. 457 Comment
  SEINET8986573  Rosa Unknown 1896-1 1882 (35) Siskiyou Siskiyou Co. Comment
  CAS-BOT-BC147465  Rosa californica Doris K. Kildale 1929-6-25 8371 Siskiyou Klamath River, 6 miles north of Hornbrook Comment
  CAS-BOT-BC146754  Rosa gymnocarpa H. A. Thomas; J. H. Thomas 1954-7-27 4551 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. South side of South Fork of Salmon River in vicinity of Blind Horse Creek and area 1 mile to SE 975 Comment
  POM140328  Rosa gymnocarpa E. B. Copeland 1903-9-5 3874 Siskiyou Foot of Mt Eddy 1220 Comment
  SJSU6062  Rosa gymnocarpa R. W. Trivelpiece 1971-6-18 13 Siskiyou Little S Fork Salmon R c. 3 mi S of Cecilville, Salmon R Mts 609 Comment
  CAS-BOT-BC147079  Rosa pisocarpa A. A. Heller 1915-7-18 12112 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  HSC29498  Rosa pisocarpa Frederick W. Oettinger 1968-8-23 612 Siskiyou Marble Mtn. Wilderness area, Diamond Lake on way to English Lake 2058 Comment
  RSA237788  Rosa pisocarpa Frederick W. Oettinger 1969-8-22 1510 Siskiyou Margin of meadow NW side of Horse Range Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  JEPS100526  Rosa pisocarpa subsp. pisocarpa Dean Wm. Taylor with Glenn L. Clifton 1996-7-26 15852 Siskiyou Cliff Lake, The Eddys (about 15 air miles southwest of Weed); Shasta-Trinity National Forest 1920 Comment
  CAS-BOT-BC148216  Rosa spithamea A. M. Vollmer; L. Beane 1951-6-2 53 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  CAS-BOT-BC149745  Rosa woodsii subsp. ultramontana Elmer I. Applegate 1923-8-21 3919 Siskiyou Willow Creek, south of Lower Klamath Marsh Comment
  UC637072  Rubus lasiococcus Edward Lee 1934-8-13 1079 Siskiyou Happy Camp to Waldo (Oregon) (watershed of West Branch of Indian Creek, Klamath National Forest); Klamath National Forest, West Branch Indian Creek watershed 1463 Comment
  HSC67730  Rubus leucodermis John Palmer 1980-8-12 694 Siskiyou SE of Ward's Gap. 1189 Comment
  CAS-BOT-BC147308  Rubus parviflorus John Thomas Howell 1937-7-21 13190 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  UC163748  Rubus ursinus Geo. D. Butler 1908-7-4 287 Siskiyou Shasta River near mouth; Shasta River near mouth Comment
  CAS-BOT-BC422220  Rumex acetosella Gilbert Muth 1966-7-18 412 Siskiyou Marble Gap Trail, above Marble Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC422221  Rumex acetosella Gilbert Muth 1966-7-18 414 Siskiyou Marble Gap Trail, above Marble Valley, Marble Mts. 1828 Comment
  HSC19450  Rumex acetosella J. O. Sawyer 1969-7-16 1152 Siskiyou W of Waterdog Lake 2073 Comment
  JEPS124694 Image available Rumex acetosella P. L. Billings 1965-7-19 125 Siskiyou 7 mi North of McCloud. Meadow beside roadway on HWY 89. Comment
  UCD101336  Rumex kerneri G. D. Barbe 1980-6-5 2815 Siskiyou Abandoned dairy south of Knighton Road along Sacramento River, on Riverland Drive (Interstate 5 frontage road); between Redding and Anderson. 128 Comment
  CAS-BOT-BC376593  Rumex maritimus Andrew Townesmith; Karen M. Meyer 2007-8-3 897 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along Forest Service road 46N50, 4.4 miles NW of intersection with state route 96. Collected on uphill side of road (just above House Creek Botanical Area) 593 Comment
  HSC17612  Rumex triangulivalvis R. C. Wunner 1965-6-22 266 Siskiyou Lava Beds NM, 1 mi. NW of Stronghold 1220 Comment
  HSC75264  Salix eastwoodiae J. O. Sawyer, M. Mesler 1980-8-12 4043 Siskiyou Marble Valley 1829 Comment
  CAS-BOT-BC103760  Salix exigua Lewis S. Rose 1945-6-22 45171 Siskiyou Beaver Creek & Klamath River 548 Comment
  CAS-BOT-BC107780  Salix hindsiana Mrs. H. P. Bracelin 1931-6-22 477 Siskiyou Pit River at Gibson flat station, 125 km. north of Red Bluff 450 Comment
  CAS-BOT-BC107781  Salix hindsiana Mrs. H. P. Bracelin 1931-6-22 477 Siskiyou Pit River at Gibson flat station, 125 km. north of Red Bluff 450 Comment
  RSA101634  Salix laevigata Thomas Howell 1889-4-14 1393 Siskiyou Hornbrook. Comment
  UC449838  Salix lasiandra subsp. lasiandra L. S. Smith 1931-6-1 20 Siskiyou near Mt. Shasta Mt. Shasta 1066 Comment
  UC482255  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 429 Siskiyou ca. 16 km. n.w. Shasta City (near rd. and creek e. of Metcalf ranch house, n. base Mt. Eddy); Mt. Eddy 1200 Comment
  CAS-BOT-BC125449  Salix lasiandra var. lasiandra L. E. Smith 1914-5-5 651 Siskiyou Sisson Comment
  CAS-BOT-BC125455  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 429 Siskiyou North base of Mount Eddy, about 10 km. northwest of Shasta City; east of Metcalf ranch house 1200 Comment
  CAS-BOT-BC125466  Salix lasiandra var. lasiandra W. R. Dudley 1899-8-23 s.n. Siskiyou [Callahans] Callahan Comment
  CAS-BOT-BC107074  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 420 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City 1515 Comment
  LA208782  Salix lasiolepis Mrs. H. P. Bracelin; 1931-6-19 410 Siskiyou NE side of Mount Eddy, ca16 km NW of Shasta City, above Metcalf ranch house 1425.0 Comment
  UC482237  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 412 Siskiyou ca. 16 km. n.w. Shasta City (n.e. side Mt. Eddy, above Metaclf ranch house); n.e. side Mt. Eddy 1425 Comment
  UC482338  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-20 434 Siskiyou about 10 km nw Shasta City (beside road, e of Metcalf ranch house, n base of mt.); Mt. Eddy 1080 Comment
  CAS-BOT-BC107340  Salix lasiolepis var. bigelovii Mrs. H. P. Bracelin 1931-6-20 434 Siskiyou About 10 km. northwest of Shasta City 1080 Comment
  CAS-BOT-BC107341  Salix lasiolepis var. bigelovii Mrs. H. P. Bracelin 1931-6-22 476 Siskiyou Pit River at Gibson flag station, 125 km. north of Red Bluff 450 Comment
  POM219905  Salix lemmonii H. P. Bracelin 1931-6-21 467 Siskiyou N side of Mount Eddy. About 21 km NW of Shasta City. 180 m below Dobkin's Lake. 1770 Comment
  SJSU199  Salix lemmonii Mrs. H. P. Bracelin 1931-6-21 467 Siskiyou 180 m below Dobkin's Lake, N side of Mt Eddy c. 21 km NW of Shasta City 1767 Comment
  RSA238010  Salix lucida subsp. lasiandra Frederick W. Oettinger 1968-8-12 487 Siskiyou W of Hancock Lake. The Salmon Mountains; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1890 Comment
  SBBG57839  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou NE side of Mt Eddy, ca. 16 km NW of Shasta City, above Metcalf ranch house 1425 Comment
  CAS-BOT-BC125686  Salix melanopsis A. A. Heller 1905-6-17 8058 Siskiyou On the headwaters of the Sacramento River near/west of Sisson 914 Comment
  HSC65499  Salix scouleriana R. White 1977-6-20 90 Siskiyou NE area around Devil's Punchbowl 1433 Comment
  UC481724  Salix scouleriana Mrs. H. P. Bracelin 1931-6-21 472 Siskiyou ca. 13 km. n.w. Shasta City (at bridge ca. 1.3 km. e. of Burney Mill, n. base Mt. Eddy); n. base Mt. Eddy 1110 Comment
  UC576379  Salix scouleriana Mrs. H. P. Bracelin 1936-9-3 858 Siskiyou 11 mi. n.w. Shasta City (ca. 2 mi. e. of Burney Mill, at second bridge, n. base Mt. Eddy); n. base Mt. Eddy 1127 Comment
  UCD111857  Salix scouleriana Mrs. H. P. Bracelin 1931-6-19 435 Siskiyou North base of Mount Eddy, about 10 km. northwest of Shasta City, east of Metcalf ranch house. 1080 Comment
  RSA238008  Salix sitchensis Frederick W. Oettinger 1968-9-4 697 Siskiyou Slope SE of Abbott's Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1768 Comment
  HSC4806  Salsola tragus R. C. Wunner 1965-7-21 407 Siskiyou Lava Beds National Monument, near Captain Jack's Stronghold. 1220 Comment
  CAS-BOT-BC220803  Salvia dorrii var. dorrii Elmer I. Applegate 1935-6-8 9450 Siskiyou Summit of Sconchin [Schonchin] Butte, Lava Beds National Monument Comment
  CAS-BOT-BC233267  Salvia mellifera Kate Eastwood Phelps 1935-4-1 s.n. Siskiyou Pt. Sal Comment
  UCR129339  Salvia pratensis C. S. Giebner 1968-7-29 s.n. Siskiyou E.H. Marlow property, Greenhorn Valley, c. 2 miles west of Yreka 274 Comment
  CAS-BOT-BC225207  Salvia sonomensis Alice Eastwood 1923-5-22 11902 Siskiyou Sissons, road to Mt. Shasta Comment
  CHSC14084  Salvia sonomensis K. R. Stern; D. B. Joley, J. G. Geschke 1974-4-23 5832 Siskiyou Vicinity of Bule Grotto Cave, Lava Beds National Monument. 1456 Comment
  UCD125660  Salvia virgata M. V. Maxwell 1941-6-25 s.n. Siskiyou 3 miles east of Hornbrook. 670 Comment
  UC618780  Sambucus racemosa var. microbotrys W. Bridge Cooke 1938-9-8 11674 Siskiyou Red Butte Mount Shasta (s side) Comment
  RSA47665  Sanguisorba annua Roxana S. Ferris, L. Lorraine 1948-6-12 11816 Siskiyou E fork of Scott River Drainage. Parker Ranch. Plowman's [Noyes] Valley. 1204 Comment
  HSC61165  Sanicula graveolens Al Hobart 1968-6-20 Siskiyou El Capitan 1829 Comment
  UCD101779  Sarcobatus vermiculatus Collector unknown 1950-1 s.n. Siskiyou Siskiyou County. Comment
  JEPS62808  Satureja douglasii Duncan Dunning 1923-6-16 Siskiyou Happy Camp Klamath (nw Siskiyou Co.) Comment
  RSA184699  Saxifraga caespitosa Gilbert Muth 1966-7-31 468 Siskiyou North side of Black Mountain, Marble Mountains. 1982 Comment
  POM354591  Saxifraga ferruginea M. B. Dunkle 1945-7-24 9254 Siskiyou Klamath National Forest. Marble Mtns. Comment
  RSA238318  Saxifraga ferruginea Frederick W. Oettinger 1968-8-1 337 Siskiyou South side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  UC144314  Saxifraga oregana A. A. Heller 1905-6-15 8031 Siskiyou Sisson Comment
  RSA211107  Saxifraga tolmiei William J. Ferlatte 1966-8-5 356 Siskiyou Caribou Mountain. 2470 Comment
  CAS-BOT-BC445880  Saxifragopsis fragarioides C. L. Hitchcock; J. S. Martin 1939-7-7 5285 a Siskiyou Sanger Peak 1780 Comment
  CAS-BOT-BC445881  Saxifragopsis fragarioides C. L. Hitchcock; J. S. Martin 1939-7-9 5316 a Siskiyou Between King's Castle and Black Mt., west side of ridge. 1828 Comment
  POM354594  Saxifragopsis fragarioides M. B. Dunkle 1945-7-22 9242 Siskiyou Marble Mts., Klamath National Forest. Comment
  SEINET4890616  Schedonorus pratensis D. Butler 1910-7-4 1636 Siskiyou Creek bed, Goosenest Foothills 1219 Comment
  CAS-BOT-BC110853  Scirpus congdonii Alice Eastwood 1921-7-24 10765 Siskiyou Castle Lake Comment
  UC1112259  Scirpus congdonii Rimo C. Bacigalupi with Galen Smith 1957-6-26 5954 Siskiyou Gumboot Lake ca 6 mi due s Mt. Eddy (head of South Fork Sacramento River, Gumboot Lake); Gumboot Lake, head of South Fork Sacramento River 1859 Comment
  RSA366108  Scirpus congdonii L. C. Wheeler 1934-8-14 3126 Siskiyou North side White Mountain; Siskiyou Mountains. Mt. Diablo Mer. 1767 Comment
  RSA14332  Scirpus microcarpus Elmer I. Applegate 1895-5-28 764 Siskiyou Sisson, Strawberry Valley. Comment
  CHSC35674  Sclerochloa dura R. E. Preston 1982-5-1 276 Siskiyou Camp Creek Recreation Area, Irongate Reservoir, ca. 20 mi ne of Yreka. 701 Comment
  CHSC14081  Scrophularia desertorum K. R. Stern; D. B. Joley, J. G. Geschke 1974-4-23 5832 Siskiyou Vicinity of Blue Grotto Cave, Lava Bed Natol. Monument. 1456 Comment
  POM43114  Scrophularia lanceolata Geo. D. Butler 1910-5-22 1383 Siskiyou Yreka Creek. Comment
  RSA14093  Scutellaria antirrhinoides Elmer I. Applegate 1907-09 3306 Siskiyou Thrall, near Klamath River, Shasta Valley. Comment
  CDA16164  Secale cereale G. F. Hrusa 1998-5-25 14470 Siskiyou Klamath Ranges; +- 1 mi S of Weed, on frontage Rd. along I-5. Common between road & fence, possibly planted. 0 Comment
  CAS-BOT-BC64647  Sedum kiersteadiae E. B. Copeland 1903-8-18 3781 Siskiyou Mt. Eddy 2133 Comment
  CHSC118117  Sedum kiersteadiae Jane Van Susteren 2011-7-30 2 Siskiyou Off trail between Heart Lake and Castle Lake below Little Castle; UTM zone 10, 4563809 east, 5688775 north (NAD 83). 1813 Comment
  HSC59373  Sedum lanceolatum Thomas W. Nelson, J. P. Smith 1979-6-15 4808 Siskiyou Above road to Carmen Lake, 0.6 mi. from junction with State Rte. 3 1738 Comment
  HSC77356  Sedum lanceolatum var. lanceolatum L. P. Janeway 1982-6-27 28 Siskiyou SE side of Elk Creek 701 Comment
  CAS-BOT-BC64732  Sedum laxum subsp. laxum Carl Brandt Wolf 1927-8-27 1142 Siskiyou Klamath River at mouth of Crawford Creek. Comment
  CHSC118116  Sedum moranense Nick Otting; Dick Brainerd 2014-7-6 3832 Siskiyou Klamath Mountains, Lake Mountain, hairpin of foresst road just below peak, 7 air miles west of Scott Bar. UTM zone 10 489704E 4621479N WGS84. 2034 Comment
  HSC100079  Sedum oblanceolatum G. L. Clifton, Griswold 1979-6-28 6139 Siskiyou Near Upper Devils Peak, close to the town of Seiad Valley 1738 Comment
  SEINET12217803  Sedum oreganum Unknown 1986-1 60433 Siskiyou N of Condrey Mt. and east of Scraggy Mt., Alex Crk. near intersection with unknown forest 1524 Comment
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Apr 14 2020
  RSA0035469  Sedum oregonense Peter F. Zika 2011-7-19 25647 Siskiyou Near Pacific Crest Trail, 1 air mile WNW of Copper Butte, Siskiyou Mountains, Klamath Range (KR). 1610 Comment
  SBBG2665  Sedum oregonense H. and M. Dearing 1939-7-1 3792 Siskiyou Salmon Mtn 1828 Comment
  CAS-BOT-BC64081  Sedum oregonense Lester Rowntree 1937-7-23 s.n. Siskiyou Caribou Lakes, Trinity Mountains Comment
  HSC76686  Sedum stenopetalum K. T. Stillman 1976-7-30 321 Siskiyou Marble Mtn. Wilderness Area, ridge N of Black Mtn. into Elk Valley by way of Boulder Field, SE corner of valley 1768 Comment
  SEINET10908347  Senecio aronicoides Katherine L. Morris, David B. Dunn; Melvin L. Conrad 1973-5-25 Morris 273 Siskiyou Collected 32.9 mi. NW of the junction of Hwy. 89 & 299 on Hwy. 89, in a pure stand of ponderosa pine. 14.3 mi. E of McCloud. Comment
  SJSU6480  Senecio integerrimus var. exaltatus R. W. Trivelpiece 1972-6-9 94 Siskiyou c. 4 mi E of Grass L. 1524 Comment
  SD52959  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-30 17899 Siskiyou U. S. Highway 97, 12.3 miles south of Macdoel. Comment
  CAS-BOT-BC364428  Senecio triangularis John Thomas Howell 1939-8-7 15135 Siskiyou Sky High Valley, Marble Mts. 1828 Comment
  HSC58875  Senecio triangularis Marvin Butler 1971-7-12 111 Siskiyou Near Copper Camp, close to the town of Cave Junction 1433 Comment
  HSC68349  Senecio triangularis J. P. Smith, J. O. Sawyer 1970-7-17 4470 Siskiyou Below Kangaroo Lake. 1890 Comment
  HSC81849  Senecio triangularis Thomas W. Nelson, Jane P. Nelson 1980-7-20 6180 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  HSC96401  Senecio triangularis Gordon Leppig, J. Kalt 1996-7-9 351 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  UC163919  Senecio triangularis Geo. D. Butler 1910-6-5 1486 Siskiyou Shackleford Creek Comment
  UC36018  Senecio triangularis Milo S. Baker 1893-6 Siskiyou 6 mi below Bartles (McCloud River); McCloud River Comment
  POM5593  Senecio triangularis E. B. Copeland 1903-8-19 3811 Siskiyou Mt. Eddy. 1463 Comment
  RSA183732  Senecio triangularis Gilbert Muth 1965-8-2 142 Siskiyou Meadow at Marble Valley. Marble Mountains. Comment
  RSA473097  Senecio triangularis B. C. Templeton 1957-6-22 7744 Siskiyou Near the summit of Scott Mt. Comment
  JEPS44595  Sibbaldia procumbens Willis L. Jepson 1894-8-4 14169 Siskiyou above snow-line Mt. Shasta Comment
  HSC19471  Sibbaldia procumbens J. O. Sawyer 1969-7-10 1299 Siskiyou Slopes E of Russian Peak 2104 Comment
  HSC103910  Sidalcea asprella subsp. nana Dana York 2010-9-12 3018 Siskiyou Six Rivers National Forest; ~1.7 km NW of Broken Rib Mountain, in dense forest below road 1250 Comment
  UC871449  Sidalcea asprella subsp. nana Alice Eastwood 1921-7-29 10977 Siskiyou Bear Spring on road to Medicine Lake; Bear Spring on rd to Medicine Lake Comment
  UC1299197  Sidalcea glaucescens Freed W. Hoffman 1950-7-14 3623 Siskiyou western Baldy Mountain Comment
  HSC58913  Sidalcea malviflora subsp. nana Marvin Butler 1971-7-30 249 Siskiyou Near Youngs Valley, close to the town of Cave Junction 1220 Comment
  HSC82364  Sidalcea malviflora subsp. nana Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4534 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  RSA120756  Sidalcea oregana subsp. spicata S. S. Tillett 1956-7-9 674 Siskiyou In meadow on N. side of Scott Mtn. divide, headwaters of Mule Creek, Siskiyou-Trinity cos. line, ca 8 miles SE of Calahan 1616 Comment
  UC73428  Sidalcea oregana subsp. spicata Milo S. Baker Aug., 1897 148 Siskiyou Medicine Lake 2133 Comment
  SEINET9004861  Sidalcea oregana subsp. spicata G. D. Butler 1910-7-17 1728 Siskiyou Oro Frisco. Comment
  JEPS51013  Silene campanulata W. L. Jepson 1907-7-6 2855 Siskiyou ridge above Cudahay Valley (Marble Mt. region); , Cudahay Valley Comment
  UC668092  Silene campanulata Joseph P. Tracy 1935-8-1 14421 Siskiyou 1 mi e Salmon Summit Mine (head of Knownothing Creek); , e of Salmon Summit Mine 1767 Comment
  CAS-BOT-BC181202  Silene campanulata subsp. glandulosa John Thomas Howell 1939-8-3 14972 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  JEPS51012  Silene campanulata subsp. glandulosa T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  HSC29622  Silene campanulata subsp. glandulosa Frederick W. Oettinger 1969-8-9 1315 Siskiyou Marble Mtn. Wilderness Area , below first stream crossing , near Abbott's Upper Cabin, Salmon Mtns. 1524 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
  CDA40561  Silene conoidea Jodi Aceves 2014-5-21 PDR# 470 P06027635 Siskiyou 0 Comment
  HSC19238  Silene douglasii J. O. Sawyer 1969-8-2 1710 Siskiyou Summit W of Little Duck Lake 2409 Comment
  HSC92351  Silene grayi Jennifer Whipple 1976-7-1 1235 Siskiyou Near Durney Lake, W facing slope above lake 2073 Comment
  CAS-BOT-BC389527  Silene menziesii Geo. D. Butler 1909-6-10 967 Siskiyou Near Yreka Comment
  RSA120903  Sisymbrium altissimum Milo S. Baker 1957-6-15 13110 Siskiyou Roadcut just S of Weed. Comment
  CDA16173  Sisymbrium officinale G. F. Hrusa, T. D. Wilfred 1999-5-31 15072 Siskiyou Klamath Ranges; E side of I-5 at Klamath R. rest area +- 10 mi N of Yreka. 640 Comment
  JEPS25624  Smilacina racemosa Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7258 Siskiyou Poker Flat 1536 Comment
  SEINET3992515  Smilacina stellata var. sessilifolia Unknown 1959-7-9 7271 Siskiyou Poker Flat 1536 Comment
  JEPS62161  Smilax californica W. L. Jepson 1914-8-14 6173 Siskiyou Dunsmuir 670 Comment
  UC164044  Smilax jamesii Geo. D. Butler 1908-8-5 146 Siskiyou ravine below Cold Spring; Woolly Creek Comment
  HSC46804  Solanum parishii William J. Ferlatte 1974-7-25 1580 Siskiyou Lower slope of Grouse Ridge along Yellow Rose Mine Trail 1829 Comment
  UCD126994  Solanum physalifolium var. nitidibaccatum A. A. Heller 1915-8-24 12208 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1188 Comment
  UC1560414  Solanum umbelliferum E. Joyal and D. Mehlman 1988-6-25 1272 Siskiyou Happy Camp-Takilma road at turn off to Bolan Lake 1524 Comment
  HSC2321  Solidago elongata Geo. D. Butler 1910-8-31 1858 Siskiyou Comment
  UC165415  Solidago elongata Geo. D. Butler 1910-8-31 1858 Siskiyou Oro Fino Comment
  UC185524  Solidago elongata Copeland 1903-8-12 3823 Siskiyou Sisson Comment
  JEPS121608  Solidago multiradiata Kendra Sikes 2011-9-13 Siskiyou Sundew Fen, Caldwell Lakes Basin, headwaters of Park Creek, east slope of China Mountain. Sloping wet meadow, over gabbro, SE aspsect. China Mountain quadrangle. CLS_1D Comment
  UC163917  Solidago velutina subsp. californica Geo. D. Butler 1910-7-30 1800 Siskiyou Yreka Creek Comment
  OBI53777  Solidago velutina subsp. californica David J. Keil 1992-7-20 23477 Siskiyou 10.3 mi W of Fort Jones along Scott River Rd 900 Comment
  JEPS107656  Sonchus asper subsp. asper Lowell Ahart, John Dittes 2005-6-10 12117 Siskiyou At 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
  POM88253  Sorbus californica Geo. D. Butler 1908-8-26 282 Siskiyou Salmon Mountain. 1677 Comment
  RSA300519  Sorbus californica John Dourley, Walter Wisura 1982-10-16 3876 Siskiyou Castle Lake. SW of the town of Mt. Shasta. 1646 Comment
  UC154508  Sorbus californica Harley P. Chandler June, 1901 1633 Siskiyou near Marble Mountain (Klamath River to); North Coast Ranges 2133 Comment
  CAS-BOT-BC158926  Sorbus scopulina Alice Eastwood 1921-7-24 10761 Siskiyou Castle Lake Comment
  HSC29471  Sorbus scopulina Frederick W. Oettinger 1969-8-25 1556 Siskiyou High Lake Basins in the vicinity of English Peak, Marble Mtn. Wilderness Area; Little N Fork stream along new trail from end of logging road to Devils Canyon trail 1220 Comment
  RSA237836  Sorbus scopulina var. scopulina Frederick W. Oettinger 1969-7-18 1052 Siskiyou Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  UC1409396  Sparganium angustifolium Frederick W. Oettinger 1968-8-13 500 Siskiyou lower s inlet area Hancock Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  UCD170026  Spergularia rubra Louis C. Wheeler 1934-9-2 3239 Siskiyou Siskiyou Mountains, Miller Glade. 1828 Comment
  SD98959  Spiraea densiflora D. F. Howe 1977-7-1 Siskiyou Mountain Creek on Scott River Road 1463 Comment
  CAS-BOT-BC149686  Spiraea douglasii Geo. D. Butler 1910-7-9 1708 Siskiyou Shackleford Creek 1219 Comment
  UC484057  Spiraea douglasii Carl B. Wolf 1930-10-22 Siskiyou 1 mi w Mt. Shasta City 1066 Comment
  CAS-BOT-BC152558  Spiraea splendens John Thomas Howell 1937-7-25 13441 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC421466  Spiraea splendens A. A. Heller 1916-7-22 12484 Siskiyou East side of Mt. Eddy 1676 Comment
  HSC61452  Spiraea splendens var. splendens Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail 1220 Comment
  HSC81747  Spiraea splendens var. splendens Thomas W. Nelson, Jane P. Nelson 1980-7-20 6187 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  UC143404  Spiranthes romanzoffiana Dr. E. B. Copeland 1903-8-17 3927 Siskiyou Dietz' Spur 1158 Comment
  UC637084  Stachys ajugoides var. rigida Edward Lee 1934-8-13 1073 Siskiyou Happy Camp to Waldo (Oregon) road, watershed of West Branch of Indian Creek Klamath National Forest, Indian Creek 1371 Comment
  CHSC106272  Stachys pilosa Lowell Ahart; John Dittes 2010-7-30 16948 Siskiyou In shallow water or on wet soil, on the south edge of the Shasta River, about 80 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  HSC2401  Stachys rigida William J. Ferlatte 1966-8-18 414 Siskiyou Along the South Fork of the Salmon River between the campground and Carter's 1524 Comment
  SBBG95169  Stachys rigida M. B. Dunkle -Aug-1945 Siskiyou Paradise Lake, Marble Mtns, Klamath Nat Forest 1981 Comment
  HSC58  Stellaria longipes subsp. longipes William J. Ferlatte 1966-6-23 140 Siskiyou Big Flat, between campground and S Fork of the Salmon River 1524 Comment
  CAS-BOT-BC375644  Stephanomeria lactucina R. Tofsrud; J. M. Tucker 1948-8-4 1784 Siskiyou Ca. 1 1/2 miles north-west of McCloud Comment
  HSC68567  Stipa lemmonii Maralyn A. Renner 1980-6-22 936 Siskiyou 1 mi. N of Little Shasta River 1402 Comment
  SEINET10603910  Stipa nelsonii Lawrence P. Janeway 1983-8-26 Janeway 606 Siskiyou Preston Peak quad (15'). At Poker Flat, a meadow in a fir forest. Mostly open, gravelly, dry ground on upper side of road on the North side of the meadow. 1524 Comment
  SEINET10523037  Stipa occidentalis Patricia L. Kenney 1973-6-4 Kenney 387 Siskiyou Manzanita and yellow pine habitat near Freeman Lane, off Hwy 5 toward Abrams Lake. 1067 Comment
  HSC30692  Stipa occidentalis var. occidentalis Frederick W. Oettinger 1968-8-8 454 Siskiyou Marble Mtn. Widlerness Area, Crapo meadow near Tom Taylor Cabin. 2027 Comment
  HSC39868  Stipa occidentalis var. occidentalis J. P. Smith 1972-8-17 5749 Siskiyou Medicine Lake 2012 Comment
  SJSU11314  Stipa occidentalis var. occidentalis S. H. Casey 1981-7-4 1207 Siskiyou Siskiyou Pass, Siskiyou Mts. 2 mi W of Cook & Green Pass, c. 7 mi N of Seiad Valley 1706 Comment
  CAS-BOT-BC61130  Streptanthus barbatus M. S. Baker s.n. Siskiyou Sacramento River near Sisson. Comment
  CAS-BOT-BC61132  Streptanthus barbatus W. R. Dudley 1905-8-4 s.n. Siskiyou Trail to Mount Eddy. Comment
  CAS-BOT-BC87842  Streptanthus tortuosus Alice Eastwood; John Thomas Howell 1934-4-20 1773 Siskiyou Junction of Klamath and Shasta Rivers. Comment
  CAS-BOT-BC87856  Streptanthus tortuosus Reed Rollins 1938-8-21 11555 Siskiyou Mount Shasta. Above Horse Camp and around the Horse Camp fountain overflow. 2438 Comment
  CAS-BOT-BC87861  Streptanthus tortuosus Gilbert J. Muth 1969-8-8 1300 Siskiyou Boulder Peak Ridge. 2286 Comment
  UC1190144  Streptanthus tortuosus Ira L. Wiggins 1955-6-27 13523 Siskiyou Caribou Lake Salmon-Trinity Alps Primitive Area 2042 Comment
  HSC61981  Streptanthus tortuosus var. tortuosus Al Hobart 25 Jul [year missing] Siskiyou Preston Peak 1982 Comment
  CAS-BOT-BC516432  Streptopus amplexifolius Doris K. Kildale 1929-8-24 9080 Siskiyou Rattlesnake Meadow, near Preston Peak, Whiskey Lake 1524 Comment
  UCD138354  Stuckenia pectinata Verne Grant; Irving Schneider 1947-8-26 8289 Siskiyou 1/2 mile west of Tulelake. Comment
  SDSU5611  Suaeda calceoliformis D. F. Howe 1964-8-5 3939 Siskiyou 13.4 miles east of junction with #97 on state line road. 1219 Comment
  JEPS25841  Swertia albicaulis var. nitida Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7456 Siskiyou about 13 air mi nw Happy Camp (on jeep-road along Del Norte-Siskiyou co. boundary (ridge top) dividing Indian Ck drainage from that of Illinois Riv--leading to Twin Valley) 1584 Comment
  UC412598  Swertia albicaulis var. nitida I. J. Condit 1909-8-23 24 Siskiyou near Sisson; Castle Lake 1524 Comment
  CAS-BOT-BC269619  Symphoricarpos albus var. laevigatus Carl B. Wolf 1930-10-22 1753 Siskiyou 1 mile west of Mt. Shasta City 1066 Comment
  CAS-BOT-BC269626  Symphoricarpos albus var. laevigatus John Thomas Howell 1937-7-21 13188 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC26922  Symphoricarpos albus var. laevigatus J. P. Smith, J. O. Sawyer 1971-9-18 4845 Siskiyou 2 mi. W of the junction of Hwy. 3 and Rd. 8, N of Callahan. 1037 Comment
  RSA273340  Symphoricarpos albus var. laevigatus J. P. Smith, J. O. Sawyer 1972-9-13 5778 Siskiyou 1.2 mile W of Cook & Green Pass on road to Lily Pad Lake. Comment
  JEPS26668  Symphoricarpos mollis Lauramay T. Dempster 1961-7-2 1849 Siskiyou at road crossing sw Etna (Mill Creek); Mill Creek Comment
  UC164440  Symphoricarpos mollis Geo. D. Butler 1910-8-7 1818 Siskiyou Humbug Mountain 1219 Comment
  CAS-BOT-BC234789  Symphoricarpos mollis Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, Trinity Mts. 1889 Comment
  UC166162  Symphyotrichum campestre Geo. D. Butler 1910-9-11 1870 Siskiyou Edgewood Comment
  CAS-BOT-BC97617  Symphyotrichum campestre Geo. D. Butler 1910-9-11 1870 Siskiyou Dampland Edgewood Comment
  CAS-BOT-BC97876  Symphyotrichum eatonii Doris K. Kildale 1925-9-6 1278 Siskiyou Somes Bar, at junction of Salmon & Klamath River 274 Comment
  UC894127  Symphyotrichum frondosum A. A. Heller 1917-9-7 12977 Siskiyou 2 mi s Grenada; Shasta Valley 914 Comment
  CAS-BOT-BC98431  Symphyotrichum spathulatum Gilbert J. Muth 1969-8-7 1264 Siskiyou Boulder Peak Ridge 2468 Comment
  CAS-BOT-BC376856  Taraxacum Gilbert Muth 1966-8-1 484 Siskiyou Marble Valley Horse Pasture, Marble Mts. 1792 Comment
  HSC33992  Taraxacum officinale J. P. Smith 1974-5-25 7476 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  NY17448  Taxus brevifolia I. L. Wiggins 1955-7-24 13482 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  HSC29461  Tellima grandiflora Frederick W. Oettinger 1968-9-1 639 Siskiyou Marble Mtn. Wilderness Area, SE of Abbott's Lake 1860 Comment
  HSC6272  Tetradymia canescens D. M. Thomson 1965-7-17 150 Siskiyou Lava Beds National Monument, N boundary Comment
  HSC100276  Thelypodium brachycarpum J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-8-7 13074 Siskiyou Klamath National Forest, along road to botanical area off Forest Service Road 40N24 to Crater Lake. 1860 Comment
  CDA25195  Thelypodium brachycarpum R. Pederson, G. Pederson 1979-9-18 Siskiyou White Lake Management Unit, Lower Klamath National Wildlife Refuge. 0 Comment
  HSC67701  Thelypteris nevadensis Maralyn A. Renner 1980-9-1 2732 Siskiyou Outlet stream of pond below Devil's Punchbowl 1433 Comment
  CHSC560  Thlaspi montanum var. montanum M. Yoder 1941-6-28 Siskiyou Castle Lake. 1981 Comment
  JEPS19777  Thlaspi montanum var. montanum Rimo Bacigalupi with S. Galen Smith 1957-6-26 5951 Siskiyou meadows at s. end Gumboot Lake (head of S. Fork Sacramento R., close to Trinity Co. line); S. Fork Sacramento R., Gumboot Lake 1859 Comment
  JEPS25666  Thlaspi montanum var. montanum Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7309 Siskiyou meadow at Twin Valley (4 air-line mi nne of Preston Peak, watershed of Indian Creek, just e of Del Norte County line); Siskiyou Mts., watershed Indian Creek, nne Preston Pk 1493 Comment
  UC165978  Thlaspi montanum var. montanum Geo. D. Butler 1908-8-5 129 Siskiyou summit above Cold Spring (Woolly Creek); summit above Cold Spring, Woolly Creek Comment
  UC609354  Thlaspi montanum var. montanum Eleanor Burks Hart 1938-8-17 907 Siskiyou meadow on se side Upper Wright Lake; se side of Upper Wright Lake 2225 Comment
  CAS-BOT-BC66801  Thysanocarpus curvipes L. B. Kildale 1930-6-1 9703 Siskiyou Salmon River at Crapp Creek. Comment
  UC530060  Tiarella trifoliata var. unifoliata Louis C. Wheeler 1934-8-20 3196 Siskiyou West Fork Beaver Creek; Siskiyou Mts., West Fork Beaver Creek 1066 Comment
  RSA120207  Tofieldia glutinosa subsp. occidentalis S. S. Tillett 1956-7-11 680 Siskiyou Meadows on both sides of Scott Mtn. divide, near campground; Siskiyou-Trinity cos. line, about 8 miles SE of Callahan 1616 Comment
  SJSU6508  Tolmiea diplomenziesii R. W. Trivelpiece 1972-6-15 119 Siskiyou Vann Cr near Bear Peak c. 15 mi SW of Happy Camp 1280 Comment
  RSA145155  Tolmiea menziesii Dorothy Parker 1960-7-4 s.n. Siskiyou Salmon Mts. 1768 Comment
  HSC30566  Torreyochloa pallida var. pauciflora Frederick W. Oettinger, R. F. Thorne 1969-8-7 1267 Siskiyou Salmon Mtns., Pine Lake. 1768 Comment
  JEPS104953  Torreyochloa pallida var. pauciflora Dean W. Taylor 1996-6-24 15740 Siskiyou Klamath River canyon near Oregon State Line; Klamath National Forest 1066 Comment
  CAS-BOT-BC169254  Toxicodendron diversilobum Alice Eastwood 1917-9-2 6694 Siskiyou Shasta Sprnigs Comment
  HSC98395  Tragopogon porrifolius Maralyn O'Meara 1974-5-25 436 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  UCD96051  Trautvetteria caroliniensis John M. Tucker; D. V. Hemphill 1974-7-27 4298 Siskiyou Near Haypress Creek, Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  JEPS63105  Trichostema lanceolatum Geo. D. Butler 1908-8-2 511 Siskiyou Greenview Comment
  UC133545  Trichostema simulatum unknown 1895-8-8 Siskiyou Siskiyou Mts. Comment
  UC1258455  Trientalis latifolia Maralyn A. Renner 1980-6-24 1039 Siskiyou Tributary stream to East Fork Seiad Creek, where crossed by F.S. Road. 48N20 East Fork Seiad Creek; Klamath National Forest, East Fork Seiad Creek 1021 Comment
  UC1101403  Trifolium cyathiferum Herbert L. Mason 1948-7-17 13604 Siskiyou eastern Grass Lake Comment
  UC630778  Trifolium cyathiferum A. A. Heller 1915-7-18 12107 Siskiyou ne base Mt. Eddy; Mtcalf's Ranch 1219 Comment
  POM27526  Trifolium eriocephalum subsp. eriocephalum Geo. D. Butler 1910-6-6 1457 Siskiyou Quartz Valley Comment
  CAS-BOT-BC219046  Trifolium howellii Geo. D. Butler 1908-8-3 385 Siskiyou Shackleford Creek Comment
  RSA624996  Trifolium howellii L. C. Wheeler 1963-8-27 8276 Siskiyou Siskiyou Mountains: Clear Creek, 1 mile below West Fork. 670 Comment
  CHSC38996  Trifolium longipes subsp. hansenii J. D. Jokerst 1983-7-5 1830 Siskiyou Atkin's Meadow, northern 1/2, ca 15 air miles east of McCloud. Comment
  UC1607609  Trifolium longipes subsp. oreganum Barbara Ertter 1990-7-16 9376 Siskiyou NW side of Mt. Eddy ca 8 air miles SW of Weed, ca 1-2 mi from Parks Cr trailhead (=crest of Rt 17). 2286 Comment
  HSC92942  Trifolium longipes subsp. shastense Jennifer Whipple 1977-7-20 1993 Siskiyou N slopes of Mount Eddy 2500 Comment
  UC584324  Trifolium longipes var. hansenii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2468 Siskiyou near Trumble Ranch (w side of Trinity River, along rd from Callahan to Carrville) 1066 Comment
  RSA119327  Trifolium longipes var. shastense S. S. Tillett 1956-7-9 653 Siskiyou Above Masterson Meadow, e. side of Scott Mtn., Siskiyou-Trinity Co. line, ca. 8 mi. se of Callahan. 1890 Comment
  HSC18993  Trifolium productum J. O. Sawyer 1969-7-7 1086 Siskiyou Little Duck Lake 1966 Comment
  HSC18994  Trifolium productum J. O. Sawyer 1969-8-5 1931 Siskiyou N of S Sugar Lake 1890 Comment
  POM28041  Trifolium productum Geo. D. Butler 1910-7-9 1721 Siskiyou Marble Mountain. 1829 Comment
  UC866984  Trifolium repens A. A. Heller 1916-6-20 12414 Siskiyou ne base Mt. Eddy (Metcalf's Ranch) 1188 Comment
  SEINET10961865  Trifolium tridentatum var. tridentatum George D. Butler 1910-5-8 Butler 1313 Siskiyou Damp meadows near Yuku. Comment
  JEPS75360  Trifolium variegatum Geo. D. Butler 1909-6-5 797 Siskiyou near Yreka (McNutty's field) Comment
  RSA634246  Trifolium willdenovii Barbara L. Wilson 1996-6-1 8118 Siskiyou Klamath National Forest; Idlewild Campground on the Salmon River at thr intersection of Forest Service roads 41N37 and 1C01. Comment
  UCD109921  Trifolium wormskioldii A. A. Heller 1905-6-22 8094 Siskiyou Between Igerna and Weed. Comment
  HSC69282  Trillium ovatum Maralyn A. Renner 1980-7-24 1963 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  CHSC95075  Trillium ovatum subsp. oettingeri L. P. Janeway 2006-7-4 8779 Siskiyou Klamath Ranges. Scott Mountains; Darlingtonia fen and creeklet complex above Road 40N13 1.6 air km west of Scott Mountain Summitt. 1728 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
  JEPS96993  Trillium ovatum subsp. oettingeri Dean W. Taylor 1999-6-10 17251 Siskiyou Marble Mountains, Mill Creek, ca. 4 miles W from Mugginsville in Quartz Valley, northerly facing slopes near watershed divide with Kidder Creek 1493 Comment
  UC1409312  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1969-7-5 932 Siskiyou along n.e. shore of Taylor fLake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 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
  RSA0000537  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1967-7-10 190 Siskiyou Near hairpin turn of Music Creek logging road, along Statue Creek. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1732 Comment
  UCD78065  Trillium ovatum var. oettingeri Robert E. Preston 2001-6-30 1670 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, n of Hemlock Lake. 1767 Comment
  SEINET10459927  Triodanis perfoliata Unknown 1943-5-8 Anonymous s.n. Siskiyou SCOTT VALLEY Comment
  HSC69565  Trisetum cernuum Maralyn A. Renner 1980-8-6 2272 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  HSC69380  Trisetum spicatum J. O. Sawyer, Jane Cole 1980-7-19 3693 Siskiyou Near FS Rd. 45N05 2018 Comment
  HSC76728  Trisetum spicatum K. T. Stillman 1976-8-8 395 Siskiyou Marble Mountain Wilderness Area, trail from jump off to Paradise Lake Comment
  HSC92573  Trisetum wolfii Jennifer Whipple 1978-10-6 2434 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CAS-BOT-BC133488  Triteleia crocea L. E. Smith 1914-5-21 702 Siskiyou Yreka Comment
  UCD13281  Triteleia crocea K. F. Mawdsley 1996-7-10 15 Siskiyou From Castle Lake Trailhead to Little Castle Lake, T 39N R 4W, NW 1/4 of Section 19, Seven Lakes Basin 7.5 topo. 1661 Comment
  UC1094393  Triteleia crocea var. modesta Rimo C. Bacigalupi with Galen Smith 1957-6-26 5945 Siskiyou ca. 6 mi. due s. Mt. Eddy (s. end Gumboot Lake, head of S. Fork Sacramento R.); S. Fork Sacramento R., Gumboot Lake 1859 Comment
  UC765405  Triteleia crocea var. modesta W. Bridge Cooke 1940-6-6 15076 Siskiyou in moist places along Castle Lake road Comment
  UC726460  Triteleia hyacinthina A. A. Heller 1919-6-25 13265 Siskiyou Compton's Prairie Comment
  UC367041  Triteleia ixioides subsp. anilina unknown June 1879 Siskiyou near Shasta Comment
  CAS-BOT-BC80255  Tsuga mertensiana subsp. grandicona G. A. Coleman 1901-7-31 36 Siskiyou Near summit of range, west of forks of Salmon River Comment
  SBBG2387  Turritis glabra H. and M. Dearing 1939-7-2 3803 Siskiyou below Salmon Mtn Summit 1524 Comment
  CDA3539  Vaccaria hispanica G. D. Barbe, T. C. Fuller 1972-6-14 944 Siskiyou South side of Oberlin Road, between Yreka and Montague. 0 Comment
  RSA262494  Vaccinium D. V. Hemphill 1974-7-28 s.n. Siskiyou Stanshaw Trail, 1/4 miles south of Jawbone Camp, Marble Mountain Wilderness Area. 1555 Comment
  HSC19528  Vaccinium cespitosum J. O. Sawyer 1969-8-3 1728 Siskiyou W of Little Duck Lake 2195 Comment
  HSC69507  Vaccinium cespitosum John Palmer 1980-7-24 659 Siskiyou Dillon Divide 1707 Comment
  LA44628  Vaccinium cespitosum Wm. Bridge Cooke; 1939-8-24 13896 Siskiyou Mt. Shasta, Panther Meadow, Heather meadows, lower portions Comment
  RSA211434  Vaccinium cespitosum William J. Ferlatte 1966-7-7 205 Siskiyou Caribou Basin. 1982 Comment
  RSA659526  Vaccinium cespitosum Gary D. Wallace 1990-7-1 2953 Siskiyou Trinity Mountains: SW of Shasta City, Cedar Basin Research Area. 1828 Comment
  HSC19355  Vaccinium membranaceum J. O. Sawyer 1968-6-25 304 Siskiyou NE of N Horse Range Lake 2012 Comment
  HSC29339  Vaccinium membranaceum Frederick W. Oettinger 1969-7-14 1013 Siskiyou Marble Mountain Wilderness Area, Charmaine Lake 1921 Comment
  HSC67630  Vaccinium parvifolium J. P. Smith, Steve Selva 1970-7-15 4352 Siskiyou Klamath National Forest, road to Happy Camp. 732 Comment
  SD230222  Vaccinium parvifolium Louis C. Wheeler 1959-7-25 7600 Siskiyou Marble Mountains: Camp Three, Rogers Creek. Comment
  HSC83883  Vaccinium scoparium K. Berg, Stephanie Bennett 1986-8-25 643 Siskiyou Salmon-Trinity Alps Wilderness, headwaters of Little S Fork of Salmon River, above Little S Fork Lake 1982 Comment
  HSC98191  Vaccinium scoparium J. O. Sawyer 1969-8-5 1786 Siskiyou Along Sugar Creek. 1921 Comment
  POM77331  Vaccinium uliginosum subsp. occidentale Edward Palmer 1927-7-13 2456 Siskiyou Mt. Shasta and vicinity. Comment
  HSC76881  Valeriana californica K. T. Stillman 1976-6-27 151 Siskiyou Marble Mtn. Wilderness Area. Comment
  POM67761  Valeriana sitchensis subsp. sitchensis Geo. D. Butler 1910-7-7 1655 Siskiyou Shackleford Creek. 1220 Comment
  UC1409395  Vancouveria hexandra Frederick W. Oettinger 1968-8-17 555 Siskiyou nw Pine Lake (high lake basins in vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  HSC67537  Vancouveria planipetala J. P. Smith, Steve Selva 1970-6-14 3884 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  CHSC111071  Veratrum californicum Barbara L. Wilson; Julie K. Nelson 2011-8-22 16854 Siskiyou Meadow on a tributary of the Middle Fork Sacramento River at the end of Forest Service road 40N64A. 1969 Comment
  CAS-BOT-BC529106  Veratrum californicum Doris K. Kildale 1928-8-19 6501 Siskiyou English Lake, head of north Fork of Salmon River 1828 Comment
  UCD14452  Veratrum viride John M. Tucker 1972-8-8 4243 Siskiyou Marble Mountains. 1889 Comment
  UC164070  Verbascum blattaria Geo. D. Butler 1908-6-24 1007 Siskiyou Yreka Comment
  SEINET3161787  Verbena lasiostachys var. lasiostachys G. D. Butler 1910-7-2 1621 Siskiyou Yreka Comment
  HSC19339  Veronica americana J. O. Sawyer 1969-7-23 1189 Siskiyou Along road near Horse Range Creek. 1341 Comment
  UC444945  Veronica peregrina subsp. xalapensis F. H. Hooper Apr. 1897 14 Siskiyou Little Shasta Comment
  HSC69008  Veronica serpyllifolia subsp. humifusa Maralyn A. Renner 1980-7-24 2050 Siskiyou Lily Pad Lake 1768 Comment
  HSC19337  Veronica wormskjoldii J. O. Sawyer 1969-7-9 1225 Siskiyou Along trail to Sugar Lake. 1768 Comment