Search Results — 2000 specimen records retrieved (1363 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=SISKIYOU; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC77931  Abies H. A. Thomas; J. H. Thomas 1954-7-24 4517 A Siskiyou Salmon-Trinity Mts., Vicinity of Rush Lake and Rush Creek Meadow, about 9 miles E of Cecilville 1981 Comment
  CAS-BOT-BC78126  Abies X shastensis Gilbert Muth 1966-7-29 132 Siskiyou Forest at Marble Valley, Marble Mt. 1792 Comment
  CAS-BOT-BC78133  Abies X shastensis Alan Bell 1962-7-1 s.n. Siskiyou Mosquito Lake, headwaters of Tangle Blue Creek, tributary of Trinity River, Trinity-Salmon Primitive Area 1981 Comment
  HSC30656  Abies X shastensis Frederick W. Oettinger 1968-9-8 788 Siskiyou Marble Mtn. Wilderness area, E side of English Lake 1784 Comment
  JEPS83902  Abies amabilis Stephen K. Langer with Charles S. Rand 1988-6-20 Siskiyou e drainage of Black Mt.; , Rogue River National Forest 1983 1767 Comment
  JEPS83903  Abies amabilis Stephen K. Langer with Charles S. Rand 1988-6-21 Siskiyou e of Slaughter House Flat (n slope of Black Mt.); Black Mt. 1524 Comment
  HSC5000  Abies lasiocarpa J. O. Sawyer 1969-8-1 1600 Siskiyou Behind Horseshoe Lake 1921 Comment
  RSA226606  Abies lasiocarpa J. O. Sawyer 1969-7-3 1440 Siskiyou North of Russian Lake 2148 Comment
  RSA12616  Abies magnifica C. B. Wolf 1934-7-5 5969 Siskiyou Siskiyou Mountains; 2 8/10 miles from Dry Lake Lookout on road to Horse Creek. 2134 Comment
  SD136399  Abies magnifica var. shastensis Helen V. Witham 1969-10-9 640 Siskiyou Mount Shasta 2100 Comment
Read comments
Jul 10 2010
  CAS-BOT-BC331016  Acer glabrum var. glabrum Doris K. Kildale 1929-7-20 8671 Siskiyou Raspberry Lake, near east spur Preston Peak 1981 Comment
  CAS-BOT-BC331018  Acer glabrum var. glabrum Edward Lee 1934-8-13 1078 Siskiyou Watershed of West Branch of Indian Ceek, Happy Camp to Waldo (Oregon) road, Klamath National Forest 1463 Comment
  JEPS42664  Acer macrophyllum Geo. D. Butler 1909-5-31 767 Siskiyou Humbug Comment
  CAS-BOT-BC332783  Acer macrophyllum Carl B. Wolf 1927-8-26 1103 Siskiyou On the Klamath River, 14 mi above Happy Camp Comment
  HSC92337  Achillea millefolium Jennifer Whipple 1976-7-26 1586 Siskiyou Ridgecrest between Dale Creek and Dobkins Lake Drainages 2468 Comment
  RSA50158  Achillea millefolium E. K. Balls 1949-7-9 s.n. Siskiyou Salmon Mtns. top of pass on rd from Etna to Sawyer's Bar. 1479 Comment
  RSA238570  Achlys triphylla Frederick W. Oettinger 1969-9-4 1669 Siskiyou Near gap between Tobacco Lake and Toms Lake Basin (in Tobacco Lake Basin), Salmon Mountians, the High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1829 Comment
  UCD50508  Achnatherum lemmonii Beecher Crampton 1969-6-18 8463 Siskiyou Oro Fino. (ca. 4 miles w.s.w. Fort Jones in direct line.) Comment
  CAS-BOT-BC216920  Achnatherum occidentale John Thomas Howell 1939-8-6 15087 Siskiyou Spirit Lake, Marble Mountains 1828 Comment
  CAS-BOT-BC210862  Achnatherum occidentale subsp. californicum Alice Eastwood 1921-7-29 10949 Siskiyou Medicine Lake Comment
  UC156887  Achnatherum occidentale subsp. californicum Dr. E. B. Copeland 1903-8-16 3896 Siskiyou Mt. Shasta 2438 Comment
  RSA603843  Achnatherum thurberianum L. C. Wheeler 1935-5-7 3470 Siskiyou Klamath River at Ash Creek. 610 Comment
  CAS-BOT-BC29150  Achyrachaena mollis George Dexter Butler 1909-5-1 666 Siskiyou Block 5, Yreka Comment
  CAS-BOT-BC391506  Aconitum columbianum subsp. columbianum L. E. Smith 1913-7-27 498 Siskiyou McCloud Comment
  CAS-BOT-BC391508  Aconitum columbianum subsp. columbianum John Thomas Howell 1937-7-22 13323 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC391513  Aconitum columbianum subsp. columbianum Alice Eastwood 1922-10-18 11544 Siskiyou Shasta Springs Comment
  CAS-BOT-BC391529  Aconitum columbianum subsp. columbianum W. R. Dudley 1893-6-21 s.n. Siskiyou Klink's Meadow near Sisson's Comment
  SEINET5337490  Aconitum columbianum subsp. columbianum E. McClintock, W. Roderick 1967-7-28 s.n. Siskiyou Gumboat Lake, SW Mt Eddy. 1829 Comment
  JEPS123409  Aconitum columbianum subsp. viviparum Julie Kierstead Nelson with Robin Fallscheer 2015-8-13 2015 -134 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. Comment
  CAS-BOT-BC412616  Aconogonon alaskanum Doris K. Kildale 1929-8-24 9038 Siskiyou Rattlesnake Meadow, trail to Preston Peak 1676 Comment
  CAS-BOT-BC412919  Aconogonon davisiae Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Skyhigh Lake Comment
  CHSC98234  Aconogonon newberryi J. E. Bowlin 1967-7-18 71 Siskiyou On roadside, ca. 3.9 mi w of Mt Shasta Ski Bowl. 2133 Comment
  UCD98564  Aconogonon newberryi J. M Tucker 1950-7-23 1940 Siskiyou Panther Meadows, Mt. Shasta. 2407 Comment
  SEINET4175530  Aconogonon phytolaccifolium G. D. Butler 1910-7-8 1674 Siskiyou Shackleford Creek Comment
  HSC29437  Actaea rubra Frederick W. Oettinger 1968-9-1 635 Siskiyou Marble Mtn. Wilderness Area, E side of Abbott's Lake 1723 Comment
  HSC61851  Actaea rubra Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  RSA184771  Actaea rubra subsp. arguta Gilbert Muth 1966-7-17 39 Siskiyou Trail to lookout, Marble Mtns. Comment
  CAS-BOT-BC29319  Adenocaulon bicolor H. A. Thomas; J. H. Thomas 1954-7-21 4396 Siskiyou Salmon-Trinity Mtns, about 6 mi SE of Cecilville, west side of Rush Creek. 1036 Comment
  HSC4991  Adenocaulon bicolor J. O. Sawyer 1968-7-10 459 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  HSC58867  Adenocaulon bicolor Marvin Butler 1971-7-29 234 Siskiyou Near Copper Mountain Mines, close to the town of Cave Junction 1464 Comment
  HSC98138  Adenocaulon bicolor J. O. Sawyer 1969-7-23 1451 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  CAS-BOT-BC29318  Adenocaulon bicolor L. E. Smith 1913-7-1 428 Siskiyou Dunsmuir Comment
  HSC30618  Adenocaulon bicolor Frederick W. Oettinger 1969-8-9 1317 Siskiyou Along main N Fork trail between 5 mile stock gate and Abbott's Upper Cabin, Salmon Mountains 1357 Comment
  CAS-BOT-BC68958  Adiantum aleuticum Lemmon 1881-7-1 s.n. Siskiyou Near Shasta Comment
  CAS-BOT-BC68959  Adiantum aleuticum Lemmon 1881-7-1 s.n. Siskiyou Mt. Shasta Comment
  HSC93000  Adiantum aleuticum Jennifer Whipple 1976-8-20 1723 Siskiyou Wagon Creek Drainage near Wagon Creek 2195 Comment
  RSA687743  Adiantum aleuticum M. B. Dunkle 1945-1 9314 Siskiyou Klamath National Forest, Marble Mountains 2439 Comment
  SD211479  Adiantum aleuticum Barbara Ertter 1990-7-14 9313 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
  UC399476  Adiantum aleuticum Geo. D. Butler 1908-8-2 247 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC68955  Adiantum aleuticum A. A. Heller 1915-8-26 12235 Siskiyou Mt. Eddy in open swampy places in the forest. 1828 Comment
  UCSB51234  Adiantum aleuticum Almanza, Ed 1976-7-15 Siskiyou O' Neill Creek (eastern tributary to Klamath River), State Hwy 96 238 Comment
  CHSC114933  Aegilops cylindrica D. B. Joley 1976-6-24 1 Siskiyou Montague. Comment
  JEPS62933  Agastache urticifolia Geo. D. Butler 1908-8-6 171 Siskiyou trail beyond Whiskey Camp Whiskey Camp (Marble Mountains); , Whiskey Camp 1676 Comment
  SBBG39077  Agastache urticifolia C. Bornstein 1996-6-29 Siskiyou Indian Well Cmpgrd, Lava Beds Nat Monument 1432 Comment
  SD88459  Agastache urticifolia Darley F. Howe 1972-7-5 Siskiyou 1.4 miles south of Oregon state lines on road to Happy Camp 1646 Comment
  HSC155  Agastache urticifolia William J. Ferlatte 1966-8-3 258 Siskiyou Mtn. Meadow Ranch 1524 Comment
  HSC77050  Agastache urticifolia K. T. Stillman 1976-7-7 171 Siskiyou Marble Mountain Wilderness Area 1982 Comment
  SEINET3151422  Agastache urticifolia G. D. Butler 1910-6-7 1533 Siskiyou Moffit Creek Comment
  CAS-BOT-BC29450  Ageratina occidentalis Louis C. Wheeler 1934-8-9 3070 Siskiyou Dead Cow Creek, Siskiyou Mountains 1981 Comment
  CAS-BOT-BC29456  Ageratina occidentalis Doris K. Kildale 1928-8-18 6414 Siskiyou North Fork Salmon River at Trinity Camp Comment
  CAS-BOT-BC29460  Ageratina occidentalis W. R. Dudley 1901-8-22 s.n. Siskiyou Salmon RIdge, Foxtail Ridge Comment
  HSC5639  Ageratina occidentalis D. M. Thomson 1965-8-7 178 Siskiyou California Lava Beds National Monument, 1 mile up Cave Loop Trail. Comment
  UCD77304  Ageratina occidentalis Robert E. Preston 2001-8-26 1773 Siskiyou Klamath National Forest, Rainbow Mountain. 2072 Comment
  UCSB7930  Ageratina occidentalis Hardham, Clare 1965-8-20 Siskiyou Near the Cudahy Lakes; on the Granite Trail; Marble Mountains 1524 Comment
  POM56238  Agoseris glauca var. dasycephala Geo. D. Butler 1910-6-19 1589 Siskiyou Goosenest Foothills. 1524 Comment
  HSC73343  Agoseris grandiflora Gail Newton 1980-6-20 459 Siskiyou Near Bald Mtn. 1097 Comment
  JEPS36375  Agoseris grandiflora var. grandiflora Willis L. Jepson Jul 24 1894-Aug 10 1894 Siskiyou Sisson Upper Sacramento region Comment
  CDA9942  Agoseris heterophylla F. D. Horn 1979-4-29 Siskiyou Horn Ranch, Etna. 0 Comment
  HSC45161  Agoseris retrorsa J. O. Sawyer, E. Cope 1977-6-19 2945 Siskiyou Clear Creek Trail between West Fork and Preston Creek 854 Comment
  SD230128  Agrostis exarata Louis C. Wheeler 1934-8-2 3020 Siskiyou Siskiyou Mountains: Head of Jaynes Canyon. 2073 Comment
  UCD35429  Agrostis exarata Beecher Crampton 1956-8-21 3818 Siskiyou South slope of Gumboot Lake, headwater of the south fork of the Sacramento River. 1920 Comment
  CAS-BOT-BC139569  Agrostis gigantea Louis C. Wheeler 1934-8-14 3134 Siskiyou Klamath Forest. North side White Mountain. 1767 Comment
  CAS-BOT-BC139572  Agrostis gigantea W. A. Dayton 1912-7-29 172 Siskiyou Shasta Forest. Ash Creek Sink. 1188 Comment
  HSC85690  Agrostis gigantea J. P. Smith 1980-8-24 10339 Siskiyou Scott Mountain Campground 1646 Comment
  POM207150  Agrostis hallii E. B. Copeland 1903-8-17 3903 Siskiyou Mount Eddy. 1220 Comment
  HSC30632  Agrostis pallens Frederick W. Oettinger, R. F. Thorne 1969-8-4 1161 Siskiyou Marble Mtn. Wilderness Area, above Half-way Spring, on trail from English Lake to Diamond Lake 1951 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
  UC143986  Agrostis scabra Copeland 1903-9-5 3799 Siskiyou Igerna Comment
  HSC30585  Agrostis thurberiana Frederick W. Oettinger 1968-9-7 757 Siskiyou Marble Mtn. Wilderness Area, W shore of Hancock Lake. 1936 Comment
Read comments
Feb 29 2012
  UC1025009  Agrostis thurberiana Leo Whitney 1935-7-15 3480 Siskiyou 2 mi se Medicine Lake; Bullseye Lake Comment
  HSC103905  Agrostis variabilis Dana York, Richard Helliwell 2010-9-11 3013 Siskiyou Six Rivers National Forest. Northeast slope of Broken Rib Mountain 1671 Comment
  HSC65376  Aira caryophyllea J. P. Smith 1973-5-5 6550 Siskiyou Scott Bar along Scott River Comment
Read comments
Jan 31 2012
  CAS-BOT-BC459432  Allium acuminatum Alice Eastwood; John Thomas Howell 1934-4-20 1784 Siskiyou 4 miles N of Weed Comment
  CAS-BOT-BC462374  Allium amplectens A. M. Vollmer; L. Beane 1951-5-31 33 Siskiyou On scree near highway, Scott Mountain Comment
  CAS-BOT-BC462375  Allium amplectens Milo S. Baker; Douglas Barbe; H. K. Wagnon 1957-6-16 13164 Siskiyou Callahan Trinity Center Rd to Scott Mountains Comment
  POM110212  Allium amplectens Geo D. Butler s.n. Siskiyou Yreka. Comment
  CAS-BOT-BC462992  Allium bolanderi Geo. D. Butler 1908-6-29 113 Siskiyou Near Oro Fino Comment
  CAS-BOT-BC94409  Allium campanulatum R. C. Wenk 2005-7-15 213 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, going N along ridge 2133 Comment
  HSC76636  Allium falcifolium K. T. Stillman 1976-6-25 54 Siskiyou Marble Mountain Wilderness Area. 1829 Comment
  HSC77062  Allium falcifolium K. T. Stillman 1976-8-7 194 Siskiyou Marble Mtn. Wilderness Area 1829 Comment
  HSC67715  Allium validum John Palmer 1980-7-24 615 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  SEINET8193676  Allium validum G. D. Butler 1910-6-19 1577 Siskiyou Goosenest foothills. 1524 Comment
  UC843494  Allium validum A. A. Heller 1915-8-26 12233 Siskiyou Mt. Eddy 1828 Comment
  SEINET11977659  Allotropa virgata H. P. Chandler 1901-1 1546 Siskiyou North Coast Ranges, near Marble Mountain 1829 Comment
  CAS-BOT-BC171407  Alnus incana subsp. tenuifolia C. B. Wolf 1930-10-22 1752 Siskiyou 1 miles W of Mt. Shasta City 1066 Comment
  POM166506  Alnus incana subsp. tenuifolia H. P. Chandler 1901-06 1618 Siskiyou Near Marble Mountain 2134 Comment
  RSA183479  Alnus incana subsp. tenuifolia J. M. Tucker 1963-8-17 3739 Siskiyou In vicinity of cabin, lower Red Rock Valley, Marble Mountain Wilderness Area. 1494 Comment
  CAS-BOT-BC169636  Alnus rhombifolia Alice Eastwood 1921-7-30 11010 Siskiyou Shasta Springs, along river Comment
  CAS-BOT-BC169638  Alnus rhombifolia L. E. Smith 1914-5-21 705 Siskiyou Weed Comment
  UC1100238  Alopecurus aequalis Herbert L. Mason 1948-7-18 13617 Siskiyou Grass Lake Comment
  CAS-BOT-BC17202  Alyssum alyssoides L. E. Smith 1913-5-27 299 Siskiyou Weed. Comment
  CAS-BOT-BC18597  Alyssum alyssoides A. A. Beetle; G. L. Stebbins, Jr. 1942-5-31 3400 Siskiyou 5 miles west of Gazelle. Canyon north of Willow Creek. Comment
  UC1213791  Alyssum alyssoides Jean Langenheim 1957-5-19 4341 Siskiyou along rd. between Gazelle and Callahan Comment
  HSC2904  Amaranthus blitoides D. M. Thomson 1965-7-21 158 Siskiyou Lava Beds National Monument, Telephone Line Rd., 0.5 mi. S of dump Comment
  HSC103  Amelanchier alnifolia var. semiintegrifolia William J. Ferlatte 1966-6-23 149 Siskiyou Big Flat, near public camp 1524 Comment
  HSC69428  Amelanchier pallida John Palmer 1980-7-23 568 Siskiyou Past Elbow Springs at end of USFS Rd. 15N19 1220 Comment
  UCD112889  Amelanchier pallida Jack Major; M. Fleschner, R. Pemble 1966-9-5 s.n. Siskiyou SE of Marble Mountain, Marble Mountains. 1828 Comment
  CAS-BOT-BC136903  Amelanchier utahensis L. E. Smith 1913-5-12 s.n. Siskiyou Dunsmuir Comment
  CAS-BOT-BC136916  Amelanchier utahensis Roxana S. Ferris; Laura Lorraine 1948-6-12 11889 Siskiyou Scott Mt. Rd. so. of Callahan 1463 Comment
  CAS-BOT-BC136918  Amelanchier utahensis Ira L. Wiggins 1955-7-27 13564 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  UC453988  Amelanchier utahensis I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat (Mt Bradley); Mt. Bradley 1676 Comment
  POM369883  Amsinckia intermedia Edwin Kline 1920-06 s.n. Siskiyou Siskiyou Mts. Comment
  RSA0089744  Amsinckia lycopsoides Douglas Barbe, Milo S. Baker 1955-7-1 071 Siskiyou 0.6 miles east of Etna. 854 Comment
  UC165395  Ancistrocarphus filagineus Geo. D. Butler 1909-5-23 718 Siskiyou trodden plains near Yreka Comment
  SBBG15606  Anemone deltoidea D. Myrick 1961-6-21 306 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1371 Comment
  RSA238286  Anemone deltoidea Frederick W. Oettinger 1967-8-3 s.n. Siskiyou Along trail SE side of Hancock Lake. The Salmon Mtns. High lake basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1936 Comment
  HSC69035  Anemone drummondii Maralyn A. Renner 1980-8-7 2373 Siskiyou Klamath National Forest, ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  CAS-BOT-BC391848  Anemone drummondii L. R. Short 1933-8-6 105 Siskiyou Klamath National Forest. Marble Mts. 1828 Comment
  CAS-BOT-BC391969  Anemone occidentalis Geo. D. Butler 1910-7-10 1736 Siskiyou Upper Campbell Lake 1676 Comment
  HSC724  Anemone occidentalis William J. Ferlatte 1967-7-26 754 Siskiyou Caribou Basin, Sawtooth Ridge 2287 Comment
  UC8932  Anemone occidentalis unknown 1862-9-16 1419 Siskiyou Mt. Shasta 2438 Comment
  CAS-BOT-BC391972  Anemone occidentalis Wm. Bridge Cooke 1938-7-21 11303 Siskiyou Mount Shasta. South of Horse Camp Comment
  HSC28678  Anemone occidentalis Frederick W. Oettinger 1967-7-25 182 Siskiyou Marble Mtn. Wilderness Area, SSE of English Peak 2223 Comment
  CHSC65230  Anemone oregana V. Parker 1993-7-8 21 -10 Siskiyou Shasta-Trinity National Forests. McCloud Ranger District. Alongside small tributary to Trout Creek, off forest road 42N40B. 1706 Comment
  CDA39499  Anemopsis californica Cliff Giebner 1960-6-21 4540 Siskiyou Whitset Ranch. Yreka. 0 Comment
  SFV8562  Angelica arguta J. M. Tucker, L. K. Mann 1963-7-4 3697 Siskiyou Vicinity of U. S. Forest Service Public Camp, just east of Finley Camp, road from Etna to Sawyer's Bar. Comment
  UC630390  Angelica arguta Annetta Carter 1939-8-20 1460 Siskiyou 12 mi sw of Etna (trail from Zarina MIne to Taylor Lake, Salmon Mountains); Salmon Mountains 1767 Comment
  HSC68394  Angelica tomentosa Maralyn A. Renner 1980-6-26 1246 Siskiyou SE edge of Flint Valley. 1390 Comment
  JEPS19764  Angelica tomentosa Rimo Bacigalupi with S. Galen Smith 1957-6-26 5941 Siskiyou about 11 mi sw of town of Mount Shasta (between White Ridge and Scott Camp Ridge, along road to Gumboot Lake, in Canyon of South Fork Sacramento River); South Fork Sacramento River 1219 Comment
  CAS-BOT-BC59277  Antennaria argentea Louis C. Wheeler 1934-7-3 2852 Siskiyou Klamath Forest, Soda Creek 1767 Comment
  HSC22435  Antennaria argentea J. O. Sawyer 1969-8-4 1795 Siskiyou Along C.C.C. road 1341 Comment
  HSC22433  Antennaria argentea J. O. Sawyer 1969-6-11 835 Siskiyou Lower slope next to the C.C.C. road on the N fork of Horse Range Creek 1357 Comment
  CHSC91381  Antennaria dimorpha Lowell Ahart; John Dittes 2005-6-10 12075 Siskiyou On the south side of a poor dirt road, about 100 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  HSC46193  Antennaria dimorpha Jennifer Whipple 1977-4-30 1890 Siskiyou Scott Valley near Weston Gulch 854 Comment
  UC54134  Antennaria dimorpha H. M. Hall and E. B. Babcock 1903-6-16 4101 Siskiyou Little Shasta Valley Sierra Nevada Mountains, Mount Shasta 853 Comment
  CAS-BOT-BC58717  Antennaria geyeri A. A. Heller 1916-7-21 12482 Siskiyou Near Upton 1097 Comment
  JEPS94738  Antennaria geyeri Vernon H. Oswald and Lowell Ahart 1998-7-21 9312 Siskiyou ne of Weed (Shasta National Forest plantation on w side of Hwy 97 2.2 mi ne of Lake Shastina-Big Springs Road); Shasta National Forest 975 Comment
  UCR70793  Antennaria geyeri J. W. Thompson 1936-7-8 13158 Siskiyou Lava Bed National Monument Comment
  JEPS82731  Antennaria howellii subsp. howellii Wayne Roderick 1983-7-8 Siskiyou on n-facing slope Cook and Green Pass 1432 Comment
  JEPS82456  Antennaria media Gilbert Muth 1966-7-14 393 Siskiyou flat above Marble Valley; Marble Mt. Wilderness Area, Marble Gap Trail 1828 Comment
  JEPS82732  Antennaria racemosa Wayne Roderick 1983-7-8 Siskiyou on n-facing slope Cook and Green Pass 1432 Comment
  RSA211485  Antennaria rosea William J. Ferlatte 1966-6-22 80 Siskiyou Josephine Lake basin; Trinity Alps. 1677 Comment
  UC29519  Antennaria rosea C. B. Bradley 1879-1 Siskiyou Comment
  HSC21985  Antennaria rosea subsp. rosea J. O. Sawyer 1969-7-24 1481 Siskiyou NE facing seep SW of Sugar Lake 1890 Comment
  CHSC91247  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
  UCD18443  Apera interrupta Steve B. Orloff 2000-5-31 s.n. Siskiyou 4 miles north of Fort Jones, in Scott Valley, in alfalfa field on the SE side of Hwy 3. Comment
  UC163992  Apocynum androsaemifolium Geo. D. Butler 1908-8-9 77 Siskiyou near Cold Spring (Woolly Creek) Comment
Read comments
May 9 2012
  UC455929  Apocynum androsaemifolium I. J. Condit 1911-7-14 Siskiyou Shasta Retreat Comment
  CDA39740  Apocynum androsaemifolium T. C. Fuller 1960-6-29 4621 Siskiyou 6.5 miles southeast of Callahan, on road to Trinity Center. 0 Comment
  HSC2399  Apocynum androsaemifolium William J. Ferlatte 1966-8-18 408 Siskiyou 3 mi. S of Big Flat 1585 Comment
  POM130457  Apocynum androsaemifolium subsp. pumilum E. B. Copeland 1903-7-7 s.n. Siskiyou Hornbrook Comment
  UC618885  Aquilegia formosa W. B. C. 1938-7-29 11424 Siskiyou Bear Springs Mount Shasta 1737 Comment
  HSC22427  Aquilegia formosa var. formosa J. O. Sawyer 1969-7-24 1490 Siskiyou SW of Sugar Lake 1890 Comment
  RSA0125834  Arabis glabra S. O. Mattoon, Alva Hansen 1978-6-16 32 Siskiyou S-facing flank of Scott Bar Mountains, McKinney Creek Canyon; 6 miles S of Klamath River at Oak Knoll R[anger].S[tation]. Comment
  UC165312  Arabis holboellii Geo. D. Butler 1910-7-8 1663 Siskiyou Log Lake Shackleford Creek 1219 Comment
  HSC6530  Arabis holboellii var. pinetorum Lincoln Constance, R. C. Rollins 1942-5-13 2914 Siskiyou Scott River, 10 mi. SW of Scott Bar 610 Comment
  HSC39215  Arabis holboellii var. retrofracta J. P. Smith 1976-5-5 8683 Siskiyou Road between Sawyers Bar and Somes Bar 488 Comment
  HSC42158  Arabis holboellii var. retrofracta S. Saufferer 1973-5-6 152 Siskiyou Just S of Dunsmuir on gravelly flats along Railroad Creek Comment
  HSC90627  Arabis holboellii var. retrofracta Jennifer Whipple 1977-7-21 2023 Siskiyou Slopes and dry meadows near Durney Lake 2073 Comment
  HSC90274  Arabis oregana D. L. Goforth 1980-6-27 645 Siskiyou Scott River, S of Deep Creek 732 Comment
  HSC90605  Arabis platysperma var. howellii Jennifer Whipple 1977-7-22 2057 Siskiyou Dale Creek drainage on N face of Mt. Eddy. 2195 Comment
  HSC46816  Arabis puberula William J. Ferlatte 1974-7-25 1584 Siskiyou Grouse Ridge along Trinity Co. line, 100 yds. S of Dorleska Summit 2119 Comment
  HSC90566  Arabis puberula Jennifer Whipple 1977-7-20 1981 Siskiyou S face of Mt. Eddy draining into the N Fork of Sacramento River 2470 Comment
  POM253573  Arabis puberula C. L. Hitchcock, J. S. Martin 1939-7-9 5322 Siskiyou 1/2 mile SE of King s Castle, Marble Mts. 1829 Comment
  POM266325  Arabis rectissima Marion Ownbey, Fred G. Meyer 1940-7-3 2161 Siskiyou 5 miles NW of McCloud. Comment
  RSA0001909  Arabis sparsiflora var. subvillosa Geo. D. Butler 1909-5-8 723 Siskiyou Yreka Hills. Comment
  UC166108  Arabis subpinnatifida Geo. D. Butler 1910-7-12 1763 Siskiyou Shackleford Creek Comment
  HSC39238  Arabis subpinnatifida J. P. Smith 1976-5-21 8757 Siskiyou Along FS Rd. 40N08, 1 mi. from its junction with Hwy. 3, Klamath National Forest 1646 Comment
  HSC29159  Arabis suffrutescens var. horizontalis Frederick W. Oettinger 1969-7-15 1026 Siskiyou Marble Mtn. Wilderness Area, between Diamond Lake and Upper English Lake 2012 Comment
  HSC27900  Arbutus menziesii Carl W. Mize 1972-9-23 120 Siskiyou Along Steinacher Creek Rd. above moist draw 610 Comment
  CAS-BOT-BC407726  Arceuthobium abietinum Marion Ownbey; Fred G. Meyer 1940-7-6 2212 Siskiyou Summit of Cayenne Ridge, near Marble Fountain Comment
  CAS-BOT-BC407728  Arceuthobium abietinum Clarence R. Quick 1960-6-29 60 -21 Siskiyou Trestle Road to Hilt, N of Oak Knoll Ranger Station Comment
  POM354174  Arceuthobium abietinum Louis C. Wheeler 1934-6-18 2723 Siskiyou West Fork Cottonwood Creek, Siskiyou Mtns. (Mt Diablo Mer.) 1463 Comment
  SEINET3831773  Arceuthobium cyanocarpum R. L. Mathiasen 2012-1 1280 Siskiyou 2 km N of Park Creek Divide on FR. 17; On pinus monticola DOugl. ex D. Don 1990 Comment
  SEINET2139983  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2003-1 2003 -48 Siskiyou 0.4 km S of Eaton Lake, Russian Peak Wilderness Area. 1950 Comment
  CAS-BOT-BC102221  Arctium minus Alice Eastwood 1912-7-21 1293 Siskiyou Sisson Comment
  UCD50870  Arctostaphylos klamathensis Roger Raiche 1982-10-13 20802 Siskiyou Around the little lake above and to east of Upper Cliff Lake. Comment
  CAS-BOT-BC39981  Arctostaphylos nevadensis Steve Abbors 1980-7-23 s.n. Siskiyou Everitt Memorial Highway, ascending Mt. Shasta. 2286 Comment
  CAS-BOT-BC45437  Arctostaphylos nevadensis W. R. Dudley 1899-8-24 s.n. Siskiyou Side of Craggy Peak. Comment
  CAS-BOT-BC45443  Arctostaphylos nevadensis Roger Raiche; Kurt Zadnik 1982-10-12 20785 Siskiyou Eleven miles west-northwest of Yreka at Deadwood Lookout. 1706 Comment
  JEPS49476  Arctostaphylos nevadensis B. Wise Neilsen 1936-10-18 Siskiyou 2 mi nw Etna Mt.; Salmon Mt. Comment
  POM131673  Arctostaphylos nevadensis E. B. Copeland 1903-7-14 3520 Siskiyou Klamathon. Comment
  RSA760539  Arctostaphylos nevadensis R. F. Thorne, Frederick W. Oettinger 1969-8-4 63372 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 2072 Comment
  CAS-BOT-BC46440  Arctostaphylos patula C. Hart Merriam 1907-9-26 s.n. Siskiyou Klamath Canyon. Between Keno and Shovel Cr. Calif - Oregon boundary. 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
  CAS-BOT-BC46517  Arctostaphylos patula Doris K. Kildale 1928-8-20 6585 Siskiyou Lily Pad Lake, near Hancock Lookout on trail to Marble Mt. Comment
  CAS-BOT-BC46523  Arctostaphylos patula Wayne Roderick; Jacob Sigg 1981-8-22 s.n. Siskiyou Between Horsetail and Cook & Green Pass. 1341 Comment
  HSC4925  Arctostaphylos patula J. O. Sawyer 1968-6-18 221 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  HSC7700  Arctostaphylos patula Unknown Siskiyou Lava Beds N.M. Island Butte on Black Lava Flow 1646 Comment
  HSC92374  Arctostaphylos patula Jennifer Whipple 1976-7-2 1275 Siskiyou Dale Creek drainage on the N face of Mount Eddy 2195 Comment
  JEPS38800  Arctostaphylos patula Willis L. Jepson July 24 1894-August 10, 1894 14719 Siskiyou near Sisson; Region of the Upper Sacramento, Upton Comment
  RSA138579  Arctostaphylos patula Frederick W. Oettinger 1969-7-11 967 Siskiyou Just above the trail marker to Diamond and Hancock Lakes from English Lake area. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 183 Comment
  RSA47603  Arctostaphylos patula Roxana S. Ferris, Laura Lorriane, R. T. Ferris 1948-6-12 11825 Siskiyou One mile below summit of Gazelle Mountain, Gazelle-Callahan grade, west side. 1220 Comment
  UC1005654  Arctostaphylos patula Frank W. Gould 1940-5-15 1245 Siskiyou n slope Goosenest Mountain 1524 Comment
  SEINET11988200  Arctostaphylos patula W. Roderick, Sigg, J. 1981-1 s.n. Siskiyou Cook & Green Pass 1372 Comment
  HSC73329  Arctostaphylos viscida Gail Newton 1980-6-20 489 Siskiyou Near Bald Mtn. 1097 Comment
  SDSU2844  Arctostaphylos viscida D. F. Howe 1961-8-3 3128 Siskiyou North of Klamouth River, 36 miles east of Happy Camp. 488 Comment
  RSA264950  Arenaria congesta Gilbert Muth 1975-7-28 9902 Siskiyou Near Cook and Green Pass, near Seiad Valley 1524 Comment
  RSA264951  Arenaria congesta G. L. Clifton 1975-7-28 9908 Siskiyou Near Cook and Green Pass near the Seiad Valley 1646 Comment
  UCR39797  Arenaria congesta K. T. Stillman 1976-6-25 94 Siskiyou Between Marble Gap and Elk Valley Trail Comment
  SEINET11942772  Arenaria congesta H. P. Chandler 1901-1 1674 Siskiyou Marble Mountains 2438 Comment
  UC609322  Arenaria congesta var. crassula Eleanor Burks Hart 1938-8-18 905 Siskiyou Upper Wright Lake Upper Wright Lake (Dry ridge above) 2316 Comment
  UC198692  Arenaria congesta var. suffrutescens Annie M. Alexander and L. Kellogg 1911-7-28 203 Siskiyou Wildcat Peak 2194 Comment
  SD88372  Arenaria nuttallii subsp. gregaria Darley F. Howe 1972-7-4 Siskiyou Stony hilltop south of Del Norte; Siskiyou County marker on road to Youngs Valley. 1740 Comment
  CHSC69067  Arnica chamissonis Vernon H. Oswald; Lowell Ahart 1997-7-28 8805 Siskiyou Large, vernally flooded meadow on the east side of Forest Route 15, 10.9 mi north of Hwy. 89. 1383 Comment
  UC1037313  Arnica chamissonis Leo Whitney 1934-6-23 1836 Siskiyou near Tennant; Antelope Creek 1463 Comment
  RSA505435  Arnica chamissonis subsp. foliosa Rimo Bacigalupi 1957-6-27 5974 Siskiyou Grass lake, on route between Weed and Klamath Falls, 20 miles northeast of Weed 1545 Comment
  JEPS35920  Arnica cordifolia W. L. Jepson 1907-7-6 2849 Siskiyou Cudahay Valley (valley above) Cudahay Valley Comment
  OBI55537  Arnica discoidea David J. Keil, Kathleen Keil 1992-7-24 23559 Siskiyou Klamath Natl forest E of Callahan. 1 mi N of Kangaroo Lake on Rail Crk rd Comment
  HSC22146  Arnica diversifolia J. O. Sawyer 1969-8-4 1863 Siskiyou Slope SW of South Sugar Lake 2195 Comment
  JEPS120257  Arnica lanceolata subsp. prima Julie Kierstead Nelson 2011-9-7 2011 -47 Siskiyou Eastern Klamath Mountains, The Eddys, Headwaters of Parks Creek at base of China Mountain, NW of Caldwell Lakes Basin Comment
  CAS-BOT-BC82670  Arnica latifolia C. R. Quick 1950-6-21 50 -05 Siskiyou Upper Hungry Creek drainage, west of Hilt and east of Beaver Creek Comment
  SDSU6179  Arnica latifolia D. F. Howe 1972-7-5 4871 Siskiyou 1.4 miles south of Oregon state line on road to Happy Camp. 1646 Comment
  CHSC69068  Arnica longifolia Vernon H. Oswald; Lowell Ahart 1997-7-28 8790 Siskiyou Southeast of Medicine Lake at Paynes Springs. 1981 Comment
  HSC96413  Arnica mollis Gordon Leppig, J. Kalt 1996-7-9 373 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  JEPS128462  Arnica mollis Julie Kierstead Nelson with Martin Lenz 2015-6-18 2015 -063 Siskiyou Headwaters of West Fork Parks Creek, 2 miles NNE of China Mountain; 7 miles W of town of Weed. Comment
  UC1408813  Arnica mollis Frederick W. Oettinger 1968-8-24 625 Siskiyou in gorge below, (the high lake basins in vicinity of English Peak) Tom's Lower Pond; Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  CAS-BOT-BC90079  Arnica ovata John Thomas Howell 1939-8-8 15179 Siskiyou Black Mt., Marble Mts. Comment
  HSC62124  Arnica viscosa Al Hobart 1960-9-20 Siskiyou Preston Peak Comment
  POM211808  Artemisia arbuscula subsp. arbuscula L. C. Wheeler 1934-8-26 3226 Siskiyou Trapper Creek, Siskiyou Mountains. (Mt Diablo Mer.) 1982 Comment
  UC60985  Artemisia douglasiana Geo. B. Grant 1902-9-1 5206 Siskiyou Mount Shasta 609 Comment
  CAS-BOT-BC93890  Artemisia dracunculus Carl B. Wolf 1927-8-27 1130 Siskiyou On the Klamath River, 7 mi. below Happy Camp Comment
  UC710446  Artemisia ludoviciana subsp. incompta John Thomas Howell 15146 Siskiyou Marble Mts., Black Mt. Comment
  CAS-BOT-BC90783  Artemisia ludoviciana subsp. ludoviciana John Thomas Howell 1939-8-8 15146 Siskiyou Black Mt., Marble Mts. Comment
  CAS-BOT-BC400691  Asarum hartwegii Ira L. Wiggins 1940-7-5 9480 Siskiyou 11 miles east of Sawyer's Bar on road to Etna 1011 Comment
  HSC89615  Asarum hartwegii Brian Marston, William Kristan, Reid Storre 1988-3-27 105 Siskiyou 5 mi. S of Somes Bar, Oak Bottom Campground, on Hwy. 99 152 Comment
  SBBG30592  Asclepias cordifolia D. Myrick 1968-6-27 2041 Siskiyou trail to Lake Josephine above Carter's Ranch 5 mi S of Big Flat 1828 Comment
  CDA39801  Asclepias cordifolia F. D. Horn 1977-5-22 s.n. Siskiyou North shore, Copco Lake, east of Hornbrook. 0 Comment
  JEPS117565  Asclepias speciosa Lowell Ahart, John Dittes 2010-7-30 16965 Siskiyou About 10 yards west of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  UC164147  Asclepias speciosa Geo. D. Butler 1910-8-5 1813 Siskiyou near Yreka Comment
  CDA39831  Asclepias speciosa Gordon Leppig, T. LaBanca 1998-7-11 925 Siskiyou French Creek Road. Comment
  HSC46339  Aspidotis densa J. P. Smith 1973-5-5 6492 Siskiyou Trail to the Siskiyou cypress stand, off the Cook and Green Pass Rd. Comment
  HSC81673  Aspidotis densa Thomas W. Nelson, Jane Nelson 1980-7-17 6083 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  RSA13849  Aspidotis densa L. C. Wheeler 1934-8-13 3112 Siskiyou East Fork Horse Creek, Siskiyou Mountains 1982 Comment
  HSC36658  Aspidotis densa Brent Whiteley 1975-6-21 20 Siskiyou 223 Comment
  UCD137313  Aspidotis densa Dorothy Tebbe 1929-6-7 142 Siskiyou Mt. Eddy. Comment
  RSA44885  Aster ledophyllus J. C. Roos 1948-9-1 3949 Siskiyou Pass southwest of Etna Comment
  CAS-BOT-BC178802  Astragalus californicus John Thomas Howell; Alice Eastwood 1934-4-20 1739 Siskiyou Near Yreka on Ft. Jones Road Comment
  NY658494  Astragalus filipes E. L. Greene 1876-6-14 847 Siskiyou Near Yreka Comment
  UCD105227  Astragalus purshii var. lectulus W. R. Hildreth 1971-8-4 s.n. Siskiyou Summit of Marble Mountain. Comment
  CAS-BOT-BC192967  Astragalus purshii var. purshii A. M. Vollmer; L. Beane 1951-5-31 27 Siskiyou Scott Mountain Comment
  CAS-BOT-BC192968  Astragalus purshii var. purshii Copeland 1903-7-6 3557 Siskiyou Hornbrook Comment
  JEPS54807  Astragalus purshii var. tinctus Geo. D. Butler 1909-5-3 708 Siskiyou Butcher Hill , Butcher Hill (Yreka) Comment
  JEPS54808  Astragalus purshii var. tinctus J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  CAS-BOT-BC198706  Astragalus whitneyi var. siskiyouensis A. A. Heller 1916-7-22 12487 Siskiyou East side of Mt. Eddy Comment
  CAS-BOT-BC198708  Astragalus whitneyi var. siskiyouensis A. A. Heller 1915-8-26 12220 Siskiyou Near the source of Wagon Creek, Mt. Eddy 2590 Comment
  CAS-BOT-BC198713  Astragalus whitneyi var. siskiyouensis Douglas Barbe 1955-7-26 272 Siskiyou Northwest slope of Scott Mtn. - Klamath Mountains 1828 Comment
  CAS-BOT-BC69574  Athyrium alpestre subsp. americanum C. G. Pringle 1882-8-29 s.n. Siskiyou Mount Shasta. 2438 Comment
  RSA693556  Athyrium americanum M. B. Dunkle 1945-07 s.n. Siskiyou Klamath National Forest; Marble Mts. Comment
  UC399394  Athyrium distentifolium var. americanum C. G. Pringle Sept. 1882 Siskiyou Mt Shasta Comment
  JEPS35151  Athyrium distentifolium var. americanum Joseph P. Tracy 1935-8-1 14416 Siskiyou on ridge between Salmon and New Rivers (extreme head of W Fork of Knownothng Creek, Rock Lake) 1889 Comment
  JEPS80575  Athyrium filix-femina var. cyclosorum Gilbert Muth 1965-8-3 Siskiyou Creek at Marble Valley; Marble Mt. Wilderness Area 1792 Comment
  HSC68220  Balsamorhiza deltoidea J. P. Smith 1973-5-5 6511 Siskiyou Along Cook and Green Pass Rd. Comment
  SEINET7239737 Image available Balsamorhiza deltoidea G. D. Butler 1910-4-16 1180 Siskiyou Klamath Hills Comment
  RSA722496  Balsamorhiza hookeri var. lagocephala Richard Halse 1989-5-6 3818 Siskiyou Along Old Hwy. 99, 3.2 to 6.2 miles S of Gazelle or 1.5 miles N of its junction with Old Stage Road. 912 Comment
  SFV3761  Balsamorhiza lanata D. Parker 1951-4-19 544 Siskiyou Near Callahan. 945 Comment
  CHSC27775  Berberis aquifolium K. Bridwell 1978-4-14 85 Siskiyou Along Klamath River ca. 4 mi s of Hornbrook. 670 Comment
  HSC27973  Berberis nervosa Carl W. Mize 1972-9-23 110 Siskiyou Along Steinacher Creek Rd. 762 Comment
  HSC5003  Berberis nervosa J. O. Sawyer 1968-6-25 333 Siskiyou 1646 Comment
  UC1280799  Berberis nervosa H. E. McMinn 1931-6-27 2532 Siskiyou Seiad Valley to Clear Creek (Klamath River road) Comment
  JEPS117473  Berula erecta Lowell Ahart, John Dittes 2010-7-30 16934 Siskiyou Along the west edge of the Shasta River, about 30 yards northwest of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada 716 Comment
  HSC68580  Betula occidentalis Maralyn A. Renner 1980-6-23 972 Siskiyou W Fork Seiad Creek 878 Comment
  UC1076038  Betula occidentalis Herbert L. Mason 1947-5-15 14754 Siskiyou nw Edgewood Comment
  CAS-BOT-BC102123  Bidens cernua Louis C. Wheeler 1934-10-21 3337 Siskiyou Shasta Valley 4 mi. E Grenada 868 Comment
  JEPS81791  Bidens cernua Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6819 Siskiyou 7 mi e Callahan 1127 Comment
  HSC68518  Bistorta bistortoides Maralyn A. Renner 1980-6-26 1168 Siskiyou Flint Valley. 1390 Comment
  CAS-BOT-BC127901  Blepharipappus scaber Louis C. Wheeler 1934-6-22 2760 Siskiyou Siskiyou Mts. Cottonwood Creek 914 Comment
  CAS-BOT-BC127944  Blepharipappus scaber Dorothy Parker 1948-5-16 s.n. Siskiyou east side of Scott Valley 914 Comment
  CAS-BOT-BC127945  Blepharipappus scaber L. B. Kildale 1930-6-1 9826 Siskiyou Mill Creek near Etna Mills Comment
  HSC2267  Blepharipappus scaber Geo. D. Butler 1910-5-17 1355 Siskiyou Yreka Comment
  JEPS22627  Blepharipappus scaber Duncan Dunning 1922-6-5 Siskiyou nw of Fort Jones (Moffett Creek); Moffett Creek Comment
  UC166059  Blepharipappus scaber Geo. D. Butler 1910-5-17 1355 Siskiyou Yreka Comment
  JEPS24005  Blepharipappus scaber Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6866 Siskiyou 3 mi below (north of) road summit, on the road to Callahan Scott Mtn. 1219 Comment
  CAS-BOT-BC16871  Boechera R. C. Wenk 2005-7-15 217 Siskiyou Trinity Alps, above S Fork of Salmon R., along the Yellow Rose Mine Trail, top of pass going N towards Preacher's Peak 2133 Comment
  UC372986  Boechera Geo. D. Butler 1908-8-3 128 Siskiyou Log Lake Shackleford Creek Comment
  CAS-BOT-BC16893  Boechera R. E. Frenkel 1964-7-14 677 Siskiyou In Panther Meadow campground near Mount Shasta. 2377 Comment
  UC1026164  Boechera divaricarpa Marion Ownbey and Ruth P. Ownbey 1938-7-20 1760 Siskiyou 1 mi e Dry Lake Lookout (summit of the Siskiyou Mountains); Siskiyou Mountains Comment
  LA204396  Boechera howellii Wm. Bridge Cooke; 1939-7-26 13773 Siskiyou Mount Shasta, along the Summit Trail below Lake Helen 2895 Comment
  CHSC471  Boechera lyallii V. Holt 1943-8-8 Siskiyou Marble Mountains. 1828 Comment
  CHSC33172  Boechera pauciflora R. E. Preston 1981-5-2 55 Siskiyou On s side of Irongate Reservoir, ca. 200 m n of Sentinel Rocks; ca. 32 km ne of Yreka. 717 Comment
  CAS-BOT-BC25424  Boechera retrofracta Marion Ownbey; Ruth P. Ownbey 1938-7-20 1760 Siskiyou 1 mile east of Dry Lake Lookout, summit of the Siskiyou Mountains. Comment
  CAS-BOT-BC25615  Boechera retrofracta John Thomas Howell 1939-8-4 15048 Siskiyou Marble Mountains. Marble River. 1889 Comment
  UC165313  Boechera retrofracta Geo. D. Butler 1910-5-10 1331 Siskiyou Goosenest foothills Comment
Read comments
Jan 23 2011
  CAS-BOT-BC25618  Boechera retrofracta Roxana S. Ferris; Laura Lorraine 1948-6-12 11858 Siskiyou 1.5 miles below summit of Gazelle Moutain grade, east side. 1417 Comment
  CAS-BOT-BC25619  Boechera retrofracta Roxana S. Ferris; Laura Lorraine 1948-6-12 11762 Siskiyou East fork of Scott River one mile north of Callahan. Comment
  SEINET3132274  Boechera retrofracta G. D. Butler 1163 Siskiyou Dryland, Loy Lake, Shackleford Creek. 1219 Comment
  UC166138  Boechera sparsiflora Geo. D. Butler 1910-4-16 1178 Siskiyou Klamath hills Klamath Comment
  UC1442634  Boechera subpinnatifida William J. Ferlatte 1978-5-28 1906 Siskiyou 0.4 mi e Interstate 5 (0.2 mi ne of Hwy 3 on way to Montague, ne of Yreka) 830 Comment
  SEINET3561644 Image available Boschniakia strobilacea James Montgomery 1969-7-24 80918 c Siskiyou Mount Shasta, Shasta National Forest. 1981 Comment
  CAS-BOT-BC418461  Boykinia major Wayne Roderick 1967-7-23 s.n. Siskiyou Horse Tail Falls on road to Cook & Green Pass, N of Seiad Valley. 304 Comment
  CAS-BOT-BC418420  Boykinia occidentalis Doris K. Kildale 1928-8-1 6188 Siskiyou 1/2 miles north of Brookings Comment
  UC1211915  Boykinia occidentalis Roy L. Taylor 1960-6-12 4449 Siskiyou on Hwy 96, 46.5 mi sw of Happy Camp bridge over Klamath River; sw of bridge over Klamath River Comment
  CAS-BOT-BC172821  Brickellia grandiflora J. K. Nelson; J. R. Nelson; Soren Nelson 2004-8-29 2004 -096 Siskiyou South side Mt. Shasta, south side of McKenzie Butte, along Road 31 1584 Comment
  POM147663  Brickellia greenei Alice Eastwood 1912-8-30 2093 Siskiyou Mount Eddy Comment
  SEINET10570676  Brodiaea A. Arthur Heller 1919-6-25 Heller 13265 Siskiyou Compton's parairie, north base of Mt. Eddy in the yellow pine belt, 3800 feet. An almost treeless grassy area, well watered by the small streams forming the Shasta River. Comment
  UCSC000152  Brodiaea coronaria I. J. Condit 2007-6-30 s.n. Siskiyou Sisson Comment
  CAS-BOT-BC144102  Bromus Arthur Menzies 1962-7-26 s.n. Siskiyou Morgan Meadows, base of Mount Eddy. 1706 Comment
  JEPS73754  Bromus carinatus var. carinatus Geo. D. Butler 1909-6-2 814 Siskiyou near Yreka Comment
  SJSU11319  Bromus carinatus var. carinatus S. H. Casey 1981-7-4 1211 Siskiyou N side of Cook & Green Pass, Siskiyou Mts, Seiad Creek Road c. 9 mi N of Seiad Valley, northwestern Siskiyou County. 1463 Comment
  HSC94048  Bromus japonicus G. Fred Hrusa 1998-7-5 14685 Siskiyou S side of Pass on Happy Camp-O'Brien Rd., CA side of state boundary, above Indian Creek Camp 750 Comment
  JEPS107456  Bromus japonicus Lowell Ahart, John Dittes 2005-6-9 12009 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
  CHSC83259  Bromus laevipes L. P. Janeway 2002-7-13 7644 Siskiyou High Cascade Range. Along a logging spur road 0.2 km southeast of Road 13 (Pilgrim Creek Road) 9.0 kmk northeast of the Military Pass Road (Road 19); 0.2 km north of Edison Creek. 1347 Comment
  RSA126877  Bromus marginatus H. A. Jensen 1933-3-30 s.n. Siskiyou Signal Butte; Dunsmuir. 1341 Comment
  RSA239137  Bromus marginatus Frederick W. Oettinger 1969-9-1 1576 Siskiyou Katherine lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  SEINET3923251  Bromus orcuttianus R. E. Frenkel 1963-7-13 227 Siskiyou On Everitt Memorial Hwy. 4.7 miles north of McCloud River RR crossing. Along both sides of road.; 0 1545 Comment
  POM364041  Bromus suksdorfii M. B. Dunkle 1945-1 9326 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  UCD59740  Bromus suksdorfii Robert E. Preston 2001-7-21 1742 Siskiyou Klamath National Forest, Rainbow Mountain. 2255 Comment
  CAS-BOT-BC185594  Bromus tectorum A. A. Heller 1905-6-9 8012 Siskiyou Montague. Comment
  CAS-BOT-BC185595  Bromus tectorum Roxana S. Ferris; Laura Lorraine 1948-6-12 11721 A Siskiyou French Creek Logging Road west of Callahan. 1219 Comment
  UC909361  Bromus tectorum Ira L. Wiggins 1950-5-27 12356 Siskiyou east fork of Scott River, at Callahan Ranger Station Callahan Ranger Station; Scott River, Callahan, Callahan Ranger Station 975 Comment
  RSA239003  Calamagrostis breweri Frederick W. Oettinger 1968-8-2 354 Siskiyou South end of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  RSA238384  Calamagrostis canadensis Frederick W. Oettinger 1969-9-4 1653 Siskiyou Below Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  RSA239015  Calamagrostis canadensis Frederick W. Oettinger 1969-9-4 1634 Siskiyou East side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  RSA602389  Calamagrostis canadensis L. C. Wheeler 1935-7-26 3716 Siskiyou Jaynes Canyon; Siskiyou Mountains. (Mt. Diablo Mer.) 1951 Comment
  CAS-BOT-BC520388  Calamagrostis canadensis var. canadensis Dana York 2011-9-9 3099 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake 1985 Comment
  SEINET8198343  Calamagrostis koelerioides D. W. Taylor 2002-7-29 18284 b Siskiyou Gumboot Lake, headwaters South Fork Sacramento River 1951 Comment
  UCD57335  Calamagrostis koelerioides Beecher Crampton 1956-8-21 3825 Siskiyou the headwater of the south fork of the Sacramento River, 1/2 mile northeast of Gumboot Lake. 1767 Comment
  CAS-BOT-BC112319  Calliscirpus criniger Peter H. Raven 1956-8-4 10383 Siskiyou Ridge S of Mt Eddy. 2286 Comment
  CAS-BOT-BC112323  Calliscirpus criniger Doris K. Kildale 1928-7-1 5333 Siskiyou Forks of Salmon. 152 Comment
  HSC44232  Callitropsis nootkatensis A. Borden 1976-10-6 Siskiyou Elk Hole S edge 1506 Comment
  HSC44233  Callitropsis nootkatensis A. Borden 1976-10-6 Siskiyou Elk Hole S edge 1506 Comment
  CAS-BOT-BC85740  Calocedrus decurrens L. B. Kildale 1930-6-1 9838 Siskiyou Mill Creek near Etna Mills Comment
  HSC31499  Calocedrus decurrens Steve Selva, Roger Jensen 1974-8-17 22 Siskiyou Base of Sugar Lake trail along Road 40N23 Comment
  SBBG34157  Calocedrus decurrens J. Major, M. Fleschner, R. Pemble 1966-9-5 Siskiyou SE of Marble Mtn Marble Mtns 1828 Comment
  CAS-BOT-BC132246  Calochortus A. M. Vollmer 1951-5-31 12 Siskiyou Near highway, Scott Mountain Comment
  SEINET3885020  Calochortus coeruleus Mary Merello, H. H. Schmidt; L. Woodruff 1993-6-25 727 Siskiyou Shasta National Forest. Deep Crater Area. Lava beds. Along Forest Service Road 42N22, from Main Forest Service Road 49-Powder Hill Road.; 0 1550 Comment
  UC1076028  Calochortus coeruleus Herbert L. Mason 1947-5-17 14765 Siskiyou 5 mi s Callahan (on Scott Mountain Road) Comment
  SBBG16027  Calochortus elegans D. Myrick 1961-6-20 283 Siskiyou Bear Springs, Mt Shasta 1676 Comment
  SEINET12053890  Calochortus elegans var. nanus M. Ownbey, Brown, D. H. 1941-1 2429 Siskiyou near Gunsight Peak, mountains W of Yreka Comment
  RSA0000313  Calochortus elegans var. oreophilus Marion Ownbey, Ruth P. Ownbey 1938-7-19 1748 Siskiyou 2.5 mi. NE of Dry Lake Lookout, summit of Siskiyou Mountains. Comment
  HSC583  Calochortus nudus William J. Ferlatte 1967-6-30 587 Siskiyou Along the S Fork of the Salmon River, between the campground and Carter's 1524 Comment
  CAS-BOT-BC132456  Calochortus persistens Frank Callahan 2007-6-18 s.n. Siskiyou Little Cottonwood Peak. Ca. 13 miles south of the Oregon State Line Comment
  CAS-BOT-BC132458  Calochortus persistens Marion Ownbey; S. J. Preece, Jr. 1952-6-25 3341 Siskiyou Ridge road to Deadwood Lookout, mountains west of Yreka Comment
  JEPS80557  Calochortus tolmiei Gilbert Muth 1965-8-6 189 Siskiyou backside Black Mountain; Marble Mountain Wilderness Area 2072 Comment
  CAS-BOT-BC494016  Calochortus tolmiei Gilbert Muth 1965-8-6 s.n. Siskiyou Backside of Blk. Mt. 2072 Comment
  CAS-BOT-BC494018  Calochortus tolmiei G. J. Muth 1965-8-6 1299 Siskiyou Boulder Peak Ridge, Gap 2286 Comment
  RSA0120933  Caltha biflora Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63385 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  POM97903  Caltha howellii Geo. D. Butler 1910-6-5 1509 Siskiyou Shackleford Creek Comment
  HSC69352  Caltha leptosepala Maralyn A. Renner 1980-8-21 2572 Siskiyou Kidd Creek 2043 Comment
  JEPS81792  Calycadenia fremontii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6816 Siskiyou 7 mi e Callahan 1127 Comment
  UC1876208  Calycadenia fremontii Gerald D. Carr 1974-9-12 783 Siskiyou 0.4 mi E of Somesbar on Etna-Somesbar Rd. Comment
  JEPS81793  Calycadenia truncata Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6814 Siskiyou about 4 mi n Weed (along US Hwy 99, on short grade down into floor of valley); Shasta Valley 920 Comment
  UC894270  Calycadenia truncata Alice Eastwood 1922-10-23 11552 Siskiyou Yreka Comment
  RSA789267  Calycadenia truncata R. L. Carr 1978-8-17 2129 Siskiyou Ca. 4.0 miles west of Gazelle on the Gazelle-Callahan Road, south of Yreka. 950 Comment
  RSA789268  Calycadenia truncata R. L. Carr 1986-9-28 2160 Siskiyou 0.4 miles east of Somesbar on Salmon River Road. 195 Comment
  HSC31620  Calypso bulbosa Gleen McGourty 1974-5-25 53 Siskiyou Near junction of Road 8 and French Creek Rd. 1280 Comment
  HSC46108  Calypso bulbosa J. P. Smith 1973-5-5 6468 Siskiyou Along Cook and Green Pass Rd. Comment
  SBBG30590  Calyptridium monospermum D. Myrick 1968-6-24 2004 Siskiyou Mountain Meadow Ranch, Big Flat; Coffee Crk 1524 Comment
  HSC4942  Calyptridium umbellatum J. O. Sawyer 1968-7-9 413 Siskiyou Ridge between Sugar Creek and Duck Lake Creek drainages 2195 Comment
  UC141667  Calystegia malacophylla subsp. malacophylla H. E. Brown June 1-10 1897 397 Siskiyou near Sisson; near Sisson 1083 Comment
  CAS-BOT-BC221260  Calystegia malacophylla subsp. malacophylla A. A. Heller 1919-6-27 13280 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CDA39272  Camassia quamash M. K. Bellue Jun 1934 s.n. Siskiyou near Yreka(?). 0 Comment
  CDA39273  Camassia quamash subsp. quamash T. C. Fuller 1962-6-13 8994 Siskiyou South side of Highway 89 to Lake Britton, 0.5 mile east of Bartle. 0 Comment
  UC164338  Camissonia contorta Geo. D. Butler 1909-4-26 615 Siskiyou Oro Fino Comment
  RSA48008  Camissonia contorta Roxana S. Ferris 1948-6-12 11757 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  SEINET7040088  Camissonia contorta A. G. Vestal 1963-6-1 s.n. Siskiyou Southeast of Dwinnell Reservoir [Lake Shastina]. Weed Quad. UTM Zone 10, 547726mE, 4593011mN. Comment
  POM224484  Camissonia tanacetifolia subsp. tanacetifolia L. S. Rose 1936-7-28 36710 -A Siskiyou Mt. Hebron 1298 Comment
  JEPS83866  Campanula prenanthoides Wayne Roderick July 1976 Siskiyou vicinity Cook and Green Pass; Siskiyou Mts. 1463 Comment
  SEINET10462862  Campanula prenanthoides Clifton 1975-8-1 CLIFTON s.n. Siskiyou NR COOK & GREEN PASS, SEIAD VAL. QUAD., NR SEIAD V. 4800', ROADSIDE, COBBLY SOIL Comment
  UC479158  Campanula prenanthoides Marcus E. Jones, A. M. 1931-7-17 29061 Siskiyou Shasta City (Session's) Comment
  UC890513  Campanula prenanthoides Alice Eastwood 1912-7-21 1275 Siskiyou Sisson Comment
  UC1212559  Campanula prenanthoides Francia Chisaki and Helen Sharsmith 1959-8-20 4736 Siskiyou in forest near Carter Meadow; Inner North Coast Ranges, canyon of East Fork Salmon River 1828 Comment
  JEPS80538  Campanula rotundifolia Gilbert Muth 1965-8-18 235 Siskiyou trail behind Black Mountain; Marble Mt. Wilderness Area 1950 Comment
  RSA183736  Campanula rotundifolia Gilbert Muth 1965-8-18 235 Siskiyou Marble Mts.; trail behind Black Mt. Comment
  SEINET10972072  Campanula scabrella Muth 1978-8-1 MUTH 6957 Siskiyou Near Cory Peak, on the China Mountain quadrangle, close to the town of Callahan 2195 Comment
  RSA264953  Campanula scouleri G. L. Clifton 1975-7-29 5043 Siskiyou Copper Butte. Near Seiad Valley. 1415 Comment
  SEINET10463878  Campanula wilkinsiana Cyrus G. Pringle 1881-8-24 Pringle s.n. Siskiyou MT. SHASTA 2134 Comment
  SEINET10463889  Campanula wilkinsiana Ferlatte 1966-8-19 FERLATTE 446 Siskiyou KIDD CREEK TRAIL, STREAM BANK DENSELY WOODED CANYON. T37N R9W SEC.32 1676 Comment
  CAS-BOT-BC37194  Capsella bursa-pastoris John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-28 53373 Siskiyou Grenada. Near the railroad station. 792 Comment
  CAS-BOT-BC37231  Cardamine bellidifolia Reed Rollins 1938-7-21 11306 Siskiyou Mount Shasta. Between Horse Camp and Panther Creek 2743 Comment
  RSA281668  Cardamine cordifolia var. lyallii S. O. Mattoon 1978-7-23 120 Siskiyou Wright Lakes Trail at Upper Wright Lake, approx. 11 air miles W of Fort Jones, Marble Mts. 2195 Comment
  CAS-BOT-BC18388  Carex A. A. Heller 1916-7-20 12468 Siskiyou Near Wagon Creek, east side of Mt. Eddy in the yellow pine belt. 1524 Comment
  CAS-BOT-BC18389  Carex Annie M. Alexander; Louise Kellogg 1949-7-28 5887 Siskiyou Marble Mountains. Sky High Valley. 1767 Comment
  JEPS126013  Carex ablata D. W. Taylor, G. Clifton 1996-7-27 15855 Siskiyou Shasta-Trinity National Forest; Cliff Lake, The Eddys, about 15 air miles SW of Weed. Comment
  RSA237333  Carex abrupta Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1249 Siskiyou Pine Lake Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC17968  Carex angustata Frank Walton Gould 1940-5-14 1229 Siskiyou Bull Meadows, Goosenest Mountain. 1524 Comment
  CAS-BOT-BC17969  Carex angustata George Dexter Butler 1909-6-22 855 Siskiyou Goosenest foothills. Comment
  CAS-BOT-BC17965  Carex angustata W. R. Dudley 1893-6-21 s.n. Siskiyou Peter Klinks Meadow. Comment
  CHSC40170  Carex aquatilis var. dives L. P. Janeway 1982-7-2 36 Siskiyou At Poker Flat, at end of rd 18N33. 1524 Comment
  HSC85832  Carex aquatilis var. dives L. P. Janeway 1983-7-24 453 Siskiyou Poker Flat: slope between upper & lower parts of meadow. 1524 Comment
  HSC82356  Carex athrostachya Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4521 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  HSC76845  Carex athrostachya L. P. Janeway 1982-8-2 104 Siskiyou 3 1/2 mi. along spur road into Coon Run 793 Comment
  CAS-BOT-BC19097  Carex aurea William Bridge Cooke 1939-7-7 13614 Siskiyou The Lower Wagon Camp springs. 1737 Comment
  JEPS63749  Carex bolanderi Willis L. Jepson 1894-8-4 54 a Siskiyou Cedar Spring Mt. Shasta, Cedar Spring Comment
  CAS-BOT-BC31047  Carex bolanderi William Bridge Cooke 1940-8-2 15404 Siskiyou Mt Shasta, Along the creeks at Bear Springs. 1524 Comment
  CHSC40139  Carex brainerdii L. P. Janeway 1983-6-25 336 Siskiyou Cutbank of dirt rd ca 1/2 mi n of West Branch USFS Sta. 670 Comment
  UC673  Carex breweri W. H. Brewer 1862-9-13 1392 Siskiyou Mt. Shasta; ; Mt. Shasta 2743 Comment
  CAS-BOT-BC34382  Carex cusickii W. J. Ferlatte 1966-8-2 234 Siskiyou Trinity Alps. Big Flat Hillside. Between campground and South Fork of the Salmon River. 1524 Comment
  CAS-BOT-BC34883  Carex deflexa var. boottii John Thomas Howell 1937-7-25 13486 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  RSA237321  Carex echinata subsp. echinata Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1270 Siskiyou Margin of English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  RSA237322  Carex echinata subsp. echinata Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1289 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  UCD77468  Carex fracta Robert E. Preston 2003-7-29 2167 Siskiyou Rainbow Mountain 1785 Comment
  HSC48100  Carex fracta D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19537 Siskiyou Along Hwy. 96 about 8 mi. W of junction with I-5 Comment
  HSC91224  Carex geyeri Jennifer Whipple 1976-6-17 1019 Siskiyou N face of Mount Eddy 2134 Comment
  UC1586944  Carex halliana Juha Pykala and D. H. Norris 1987-7-8 2421 Siskiyou campground area, ne side of lake Medicine Lake 2040 Comment
  CAS-BOT-BC7659  Carex integra John Thomas Howell 1939-8-3 15002 Siskiyou Spirit Lake, Marble Mountains. 1828 Comment
  JEPS63703  Carex jonesii B. C. Goldsmith 1916-10-10 37 Siskiyou Widow Creek Mt. Shasta, Widow Creek Comment
  CDA33095  Carex jonesii T. C. Fuller 1962-6-13 8982 Siskiyou Toad Well, road to Medicine Lake, ca. 12 miles northeast of Bartle. 0 Comment
  HSC29626  Carex laeviculmis Frederick W. Oettinger 1969-8-19 1458 Siskiyou Marble Mtn. Wilderness Area, Abbott's Basin 1905 Comment
  SEINET7563577 Image available Carex laeviculmis Ray Tallent 1987-8-12 899 Siskiyou Klamath National Forest, Long Gulch Lake. 1939 Comment
  JEPS101102  Carex luzulifolia Dean W. Taylor 1996-7-25 15840 Siskiyou Scott Mtns.; Crater Lake, in cirque above upper lake (about 10 air miles west of Weed); Klamath National Forest Comment
  SEINET10817582  Carex luzulina A. Arthur Heller 1922-7-3 Heller 13674 Siskiyou Wet soil along Wagon creek, Mt. Eddy, in the Canadian zone, 2195 Comment
  RSA237330  Carex luzulina var. ablata Frederick W. Oettinger, Robert F. Thorne 1969-8-8 1292 Siskiyou Sundew Bog near English Lake. Salmon Mtns; High Lake Basins in the vicinity of English Peak; Marble Mountain Wilderness Area. 1829 Comment
  UC1105687  Carex luzulina var. ablata S. S. Tillett 1956-7-9 639 Siskiyou ca. 8 mi se Callahan (small lake e of Scott Mtn.); Siskiyou-Trinity Co. line 1828 Comment
  UC1147831  Carex mariposana John Thomas Howell 1937-7-25 13488 Siskiyou Caribou Basin, Salmon- Trinity Alps 1981 Comment
  RSA237350  Carex mariposana Frederick W. Oettinger 1968-9-8 733 Siskiyou Southeast of Tom s Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2149 Comment
  CHSC40172  Carex mendocinensis Lawrence Janeway 1982-6-22 19 Siskiyou Ca. 400 m ne of West Branch Guard Sta along the road into Indian Cr and near small creek crossing. 670 Comment
  CAS-BOT-BC31781  Carex mertensii R. Tallent 1987-8-12 900 Siskiyou Klamath National Forest. Long Gulch Lake, near where creek exits lake. 1939 Comment
  HSC29664  Carex mertensii Frederick W. Oettinger 1969-9-4 1650 Siskiyou Marble Mtn. Wilderness Area, dry meadow below Tobacco Lake 1890 Comment
  HSC76794  Carex microptera L. P. Janeway 1982-8-15 147 Siskiyou Below Echo Lake 1646 Comment
  CHSC115879  Carex multicaulis Peter F. Zika 2012-5-18 25888 Siskiyou Near Dunsmuir Avenue, S end of town of Dunsmuir, 3.6 air km SE of Mount Bradley, Klamath Range. 730 Comment
  HSC45958  Carex multicaulis J. P. Smith 1973-5-5 6406 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  CDA33114  Carex multicaulis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2613 Siskiyou 0.2 mile east of Forest Mountain summit, Highway 3 (Yreka- Fort Jones Highway), southwest of Yreka. Comment
  JEPS106479  Carex multicaulis J. K. Nelson with J. R. Nelson 2004-7-4 2004 -60 Siskiyou S side Mount Shasta, W side Squaw Valley Creek above Road 31 Comment
  RSA739623  Carex multicostata L. P. Janeway 2008-7-25 9502 Siskiyou Klamath Ranges, Siskiyou Mtns, 3.2 air km SW of cook and Green Pass, 0.4km SE of Red Butte 1737 Comment
  SEINET7568504 Image available Carex multicostata L. P. Janeway 2006-7-2 8738 Siskiyou Deadman Peak 7.5' Quad. Klamath Ranges. Salmon Mountains, slope of south side of South Fork Salmon River 0.5 km west of Carter Meadows Summit. 1783 Comment
  HSC39380  Carex multicostata J. O. Sawyer 1969-7-18 1435 Siskiyou SW facing slope above Deacon Lee Trail 2195 Comment
  HSC48022  Carex multicostata D. H. Norris 1972-6-12 22917 Siskiyou Along road to Jackson Lake, 3.5 mi. W of Callahan to Cecilville Hwy. Comment
  CAS-BOT-BC119681  Carex nervina W. R. Dudley 1899-8-24 s.n. Siskiyou Craggy Peak at Spring. Comment
  CAS-BOT-BC21131  Carex nigricans Gote Wilhelm Turesson; Carl Gustav Alm 1938-7-19 499 Siskiyou Mount Shasta, southern slope. 2743 Comment
  HSC96545  Carex nigricans Gordon Leppig 1998-8-14 1018 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  UC1265348  Carex nigricans Frederick W. Oettinger 1969-9-2 1600 Siskiyou n side English Peak; Salmon Mountains, Marble Mountain Wilderness Area 2164 Comment
  UC1265347  Carex nigricans Frederick W. Oettinger and R. F. Thorne 1969-8-6 1261 Siskiyou w Tom's Lower Pond; Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  CAS-BOT-BC119470  Carex nudata D. E. Breedlove 1962-6-10 3321 Siskiyou On the N bank of the Klamath River at its junction with Goff Creek, 4 mi W of Seiad. 411 Comment
  CAS-BOT-BC119200  Carex pachystachya A. A. Heller 1922-7-15 13706 Siskiyou Plentiful in moist soil in the meadow at Medicine Lake. 2133 Comment
  JEPS63701  Carex pellita W. L. Jepson 1914-8-13 5792 Siskiyou Sisson 1097 Comment
  HSC73345  Carex praticola Gail Newton 1980-6-20 456 Siskiyou Near Bald Mtn. 1097 Comment
  HSC30670  Carex preslii Frederick W. Oettinger 1969-9-3 1620 Siskiyou Marble Mtn. Wilderness Area, Shasta Ridge below English Peak 1890 Comment
  HSC62616  Carex rossii Ruby Van Deventer Siskiyou Youngs Valley Comment
  HSC470  Carex rostrata William J. Ferlatte 1966-8-3 293 Siskiyou Josephine Lake basin 1677 Comment
  HSC39302  Carex rostrata J. O. Sawyer 1969-8-1 1598 Siskiyou Behind Horseshoe Lake 1921 Comment
  HSC85805  Carex scopulorum var. bracteosa L. P. Janeway 1983-8-28 638 Siskiyou Poker Flat 1529 Comment
  CHSC44945  Carex serratodens L. P. Janeway 1983-5-29 317 Siskiyou Drainage ditch on N side of Scott River Rd, on N side of Scott River; opposite Indian Scotty USFS campground. 762 Comment
  CAS-BOT-BC117246  Carex spectabilis Annie M. Alexander; Louise Kellogg 1949-7-28 5886 Siskiyou Sky High Valley, Marble Mountains 1767 Comment
  CAS-BOT-BC117248  Carex spectabilis John Thomas Howell 1937-7-24 13432 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC39292  Carex spectabilis J. O. Sawyer 1969-8-2 1720 Siskiyou E facing slope SW of Little Duck Lake 2241 Comment
  HSC39293  Carex spectabilis J. O. Sawyer 1969-7-18 1375 Siskiyou E of Waterdog Lake 2012 Comment
  UC1265389  Carex spectabilis Frederick W. Oettinger 1968-9-5 709 Siskiyou s end Diamond Lake; Salmon Mountains, Marble Mountain Wilderness 2072 Comment
  HSC30524  Carex spectabilis Frederick W. Oettinger 1968-9-4 700 Siskiyou Marble Mtn. Wilderness Area, slope SE of Abbott's Lake 1723 Comment
  SEINET7575723 Image available Carex spectabilis Frederick W. Oettinger, R. F. Thorne 1969-8-6 1254 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, the New York Flumes, Pine Lake Basin. 1859 Comment
  CHSC99590  Carex straminiformis L. P. Janeway 2008-7-25 9502 Siskiyou Klamath Ranges. Siskiyou Mountains; 3.2 air km southwest of Cook and Green Pass, 0.4 km southeast of Red Butte. 1737 Comment
  UCR245613  Carex straminiformis R. F. Thorne, Frederick W. Oettinger 1969-8-10 38977 Siskiyou Northwestern; Klamath Ranges region, Mt. Shasta National Forest: south slope of Mt. Shasta, above ski lodge 2317 Comment
  HSC39370  Carex straminiformis J. O. Sawyer 1969-7-25 1535 Siskiyou Upper slope above High Lake 2104 Comment
  HSC85803  Carex straminiformis L. P. Janeway 1983-8-27 622 Siskiyou Near Twin Valley/Poker Flat Trail 1677 Comment
  CAS-BOT-BC115850  Carex subfusca William Bridge Cooke 1940-7-5 15272 Siskiyou In the sedge swamp at Wagon Camp. 1737 Comment
  HSC30530  Carex subfusca Frederick W. Oettinger 1969-8-19 1464 Siskiyou Marble Mtn. Wilderness Area, between King David Peak and Abbotts Basin 1860 Comment
  CHSC114090  Carex utriculata Danielle Roach 2011-9-13 CLB_C Siskiyou Bogbean Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain; UTM Zone 10N, 536883E 4580493N. 2040 Comment
  CHSC40129  Carex vesicaria L. P. Janeway 1982-8-15 149 Siskiyou On w side of Echo Lake. 1676 Comment
  HSC19562  Cassiope mertensiana subsp. ciliolata J. O. Sawyer 1968-7-23 570 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  UC1409402  Cassiope mertensiana subsp. ciliolata Frederick W. Oettinger 1968-8-1 336 Siskiyou in let stream to Little Hancock Lake (boreal meadow) 2042 Comment
  UC142949  Cassiope mertensiana subsp. ciliolata Dr. E. B. Copeland 1903-8-18 3898 Siskiyou Mt. Eddy 2590 Comment
  RSA0002588  Cassiope mertensiana subsp. ciliolata E. B. Copeland 1903-8-18 3898 Siskiyou Mt. Eddy. 2591 Comment
  HSC19031  Castilleja applegatei J. O. Sawyer 1969-7-3 1054 Siskiyou SE facing slope above Horse Range Creek 1616 Comment
  CAS-BOT-BC241143  Castilleja applegatei subsp. pinetorum John Thomas Howell 1937-7-29 13642 Siskiyou Scott Mt. between Trinity and Siskiyou cos. Comment
  CHSC69836  Castilleja applegatei subsp. pinetorum Jennifer Whipple 1976-6-30 1203 Siskiyou Mount Eddy, Klamath Mountains. Southeast slope of Mount Eddy draining into the North Fork of the Sacramento River. 2225 Comment
  HSC72500  Castilleja applegatei subsp. pinetorum J. P. Smith, Steve Selva 1970-6-16 3995 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  JEPS16795  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins and C. Leroy Custer 1954-8-13 4796 Siskiyou 2.5 mi s and above Callahan to Carrville road junction with Gazelle road (lower part of grade over Scott Mtn. (road from Callahan to Carrville)); Scott Mtn. 1371 Comment
  JEPS9786  Castilleja applegatei subsp. pinetorum W. L. Jepson Jul 24 1894-Aug 10 1894 21482 Siskiyou Sisson Comment
  CAS-BOT-BC94481  Castilleja applegatei subsp. pinetorum R. C. Wenk 2005-7-20 354 Siskiyou National Forest Road 17, 1 mile down road to the N, heading towards Mt. Shasta 2029 Comment
  CAS-BOT-BC243751  Castilleja applegatei var. pinetorum Doris K. Kildale 1928-7-2 5394 Siskiyou Salmon Summit via Horn Creek Trail 1981 Comment
  HSC19028  Castilleja arachnoidea J. O. Sawyer 1969-8-4 1857 Siskiyou Slope SW of South Sugar Lake 2195 Comment
  HSC61197  Castilleja arachnoidea Al Hobart 1968-6-20 Siskiyou El Capitan. Comment
  HSC69005  Castilleja arachnoidea Maralyn A. Renner 1980-7-28 2152 Siskiyou Above Pacific Crest Trail, near ridge 1799 Comment
  SBBG21824  Castilleja arachnoidea D. Myrick 1964-7-25 963 Siskiyou above Ski Bowl Lodge, Mt Shasta 2407 Comment
  UC454801  Castilleja arachnoidea I. J. Condit 1911-7-22 Siskiyou Horse Camp; Mt. Shasta 2438 Comment
  UC885274  Castilleja arachnoidea A. A. Heller 1914-8-28 11740 Siskiyou e side Mt. Eddy 2286 Comment
  CAS-BOT-BC253612  Castilleja miniata H. A. Thomas; J. H. Thomas 1954-7-25 4533 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville. 1981 Comment
  HSC69401  Castilleja miniata Maralyn A. Renner 1980-8-8 2439 Siskiyou Rattlesnake Meadow 1646 Comment
  HSC70885  Castilleja miniata J. M. DiTomaso 1980-8-26 1915 Siskiyou Panther Meadow, 15 mi. NE of Mt. Shasta City 2134 Comment
  CAS-BOT-BC241051  Castilleja pilosa David D. Keck 1940-6-13 5171 Siskiyou 1 mi. S.W. of Grass Lake 1525 Comment
  JEPS90569  Castilleja pilosa Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-6-6 9011 Siskiyou Egg Lake Upper Modoc Plateau 1298 Comment
  CAS-BOT-BC32552  Castilleja pratensis Amos Arthur Heller 1905-6-20 8079 Siskiyou Gazelle Comment
  UC1034001  Castilleja pruinosa Francis W. Pennell 1940-7-17 26172 Siskiyou w of Etna (ne slope of Salmon Mountains); Salmon Mountains 1859 Comment
  UC705595  Castilleja pruinosa Marion Ownbey, D. H. Brown 1941-6-22 2422 Siskiyou nw of Yreka (w of Craggy Mountain) Comment
  HSC76868  Castilleja pruinosa K. T. Stillman 1976-9-9 469 Siskiyou Marble Mountain Wilderness Area, Marble Valley Guard Station. 1738 Comment
  RSA237563  Castilleja pruinosa Frederick W. Oettinger 1968-8-2 368 Siskiyou Northeast of Diamond Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2088 Comment
  CAS-BOT-BC241081  Castilleja schizotricha K. T. Stillman 1976-6-25 102 Siskiyou Marble Mountain Wilderness Area. NE facing in Black Mt. 2133 Comment
  UC18347  Ceanothus integerrimus T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC52122  Ceanothus prostratus L. E. Smith 1913-5-12 201 Siskiyou Dunsmuir Comment
  CAS-BOT-BC53092  Ceanothus prostratus Nora Pettibone 1894-8-9 s.n. Siskiyou Upper Soda Springs Comment
  RSA14414  Ceanothus prostratus Elmer I. Applegate 1929-6-18 5740 Siskiyou [No location data on label] Comment
  CAS-BOT-BC52173  Ceanothus pumilus Roxana S. Ferris; Laura Lorraine 1948-6-12 11811 Siskiyou At Mule Creek crossing of Scott Mountain Road 1524 Comment
  SEINET13946079 Image available Ceanothus sanguineus Linstedt, Strull, Houseman 1984-1 67 Siskiyou T40N R7W SEC32, SW 1/4. Indian Scotty Campground. Elev 2300 ft 701 Comment
  CAS-BOT-BC63157  Ceanothus velutinus Miss Kilbourn 1923-7-1 1214 Siskiyou Near Sisson. Comment
  RSA183666  Ceanothus velutinus Gilbert Muth 1965-7-30 114 Siskiyou Marble Valley, Marble rim Comment
  UC642534  Ceanothus velutinus W. Bridge Cooke 1939-7-14 13674 Siskiyou along the Sisson Southern Trail; Mount Shasta, Sisson Southern Trail Comment
  JEPS42299  Ceanothus velutinus var. lorenzenii L. N. Lorenzen 1920-9-19 Siskiyou Sisson Comment
  CAS-BOT-BC52802  Ceanothus velutinus var. velutinus A. A. Heller 1919-6-20 13252 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC52842  Ceanothus velutinus var. velutinus A. A. Heller 1919-6-27 13252 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  POM351527  Centaurea solstitialis J. P. Smith, Steve Selva 1970-7-16 4403 Siskiyou 1 mile east of O'Neill Campground 579 Comment
  UC2014141  Centaurea solstitialis Steve Orloff September 2011 SQK 472276 S1-D Siskiyou Siskiyou County: From a property along the Klamath River. Comment
  UCR24866  Centaurium muehlenbergii Don Emery 1981-9-9 s.n. Siskiyou S side of Weed, near the road edge Comment
  CAS-BOT-BC288802  Centromadia fitchii L. E. Smith 1913-6-25 405 Siskiyou Yreka Comment
  CAS-BOT-BC279142  Centromadia pungens subsp. pungens Geo. D. Butler 1910-8-18 1840 Siskiyou Shasta Valley Comment
  UCD77513  Cerastium fontanum subsp. vulgare Robert E. Preston 2001-6-30 1632 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W se 1/4 of nw 1/4 Section 14 1694 Comment
  UC375337  Cerastium glomeratum Geo. D. Butler 1909-4-14 636 Siskiyou fields near Yreka Comment
  CAS-BOT-BC207627  Cercis occidentalis Doris K. Kildale 1929-4-27 7848 Siskiyou Cecilville, south fork of Salmon River. Comment
  LA47795  Cercocarpus ledifolius Louis C. Wheeler; 1934-9-5 3246 Siskiyou Siskiyou Mountains, Summit of Sterling Mt Comment
  UC1733685  Cercocarpus ledifolius Frank Gould, Kay H. Beach 1940-5-16 1253 Siskiyou about 11 mi W of Mt. Hebron ( summit of Bald Mountain grade) Comment
  SEINET9368213  Cercocarpus ledifolius var. intermontanus Unknown 2009-5-31 Siskiyou High elevation, semi-arid desert ecosystem; native species; collected at Lava Beds National Monument, directly South of Tulelake, CA. Comment
  JEPS44708  Cercocarpus ledifolius var. ledifolius W. L. Jepson 1940-6-23 20023 Siskiyou Andesite Station n of Mount Shasta; Andesite Station 975 Comment
  CAS-BOT-BC148521  Cercocarpus ledifolius var. ledifolius Mrs. Marian Campbell 1916-7-15 s.n. Siskiyou From Moraine Lake to Arroya Comment
  CAS-BOT-BC276762  Chaenactis douglasii var. douglasii Elmer I. Applegate 1935-6-12 9532 Siskiyou Between Captain Jack's and Three Sisters, Lava Beds National Monument Comment
  UC195206  Chaenactis suffrutescens Annie M. Alexander and Louise Kellogg 1911-8-12 308 Siskiyou near Toad Lake 2072 Comment
Read comments
Mar 20 2012
  UCR136932  Chamaebatiaria millefolium J. W. Thompson 1936-7-8 13151 Siskiyou Lava Bed National Monument Comment
  POM274980  Chamaebatiaria millefolium J. William Thompson 1936-7-8 13151 Siskiyou Lava slopes of Lava Beds Nat'l Monument. Comment
  RSA304923  Chamaebatiaria millefolium James R. Shevock 1972-7-25 2219 Siskiyou Lava Beds National Monument. 1220 Comment
  UC229860  Chamaesyce serpyllifolia H. E. Brown Jul 15 1897-Jul 31 1897 541 Siskiyou s side Mount Shasta 1524 Comment
  HSC187  Chamerion angustifolium subsp. circumvagum William J. Ferlatte 1966-8-3 245 Siskiyou Big Flat, near public campground 1524 Comment
  HSC19498  Chamerion angustifolium subsp. circumvagum J. O. Sawyer 1969-8-4 1864 Siskiyou Slope SW of Sugar Lake 2195 Comment
  UC637051  Chamerion angustifolium subsp. circumvagum Edward Lee 1934-8-13 1069 Siskiyou Happy Camp-Waldo (Oregon) road Klamath Nat. Forest, watershed of West Branch of Indian Cree 1371 Comment
  CAS-BOT-BC68202  Cheilanthes gracillima John Thomas Howell 1939-8-6 15100 Siskiyou Marble Mts. - Elk Mt. Comment
  SEINET6166384 Image available Cheilanthes gracillima W. V. Showalter 1954-8-8 Siskiyou Mt. Shasta. 2438 Comment
  UC1037348  Cheilanthes gracillima Leo Whitney 1935-7-15 3484 Siskiyou 2 mi se Medicine Lake (lava ledge near Bullseye Lake) Comment
  UC1368678  Chenopodium atrovirens W. B. and V. G. Cooke 1968-7-1 39230 Siskiyou along Andesite Rd Mt. Shasta (n side of mt.) 1524 Comment
  RSA624458  Chenopodium atrovirens L. C. Wheeler 1935-7-26 3709 Siskiyou Siskiyou mountains: Jaynes Canyon 1951 Comment
  UC452633  Chenopodium berlandieri H. W. Furlong Sept. 1901 Siskiyou Summit to Ager Comment
  JEPS59739  Chenopodium botrys Geo. D. Butler 1908-7-6 82 Siskiyou near Yreka; Butler's Ranch Comment
  SEINET5765050 Image available Chenopodium pumilio A. A. Heller 1915-1 12210 Siskiyou Metcalf's ranch, northeast base of Mount Eddy 1189 Comment
  RSA187382  Chimaphila menziesii H. A. Thomas, J. H. Thomas, Alan Thomas 1954-7-21 4420 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek. 1159 Comment
  UC1408764  Chimaphila menziesii Frederick W. Oettinger 1968-8-7 432 Siskiyou midway down Diamond-Hancock Lake trail Marble Mt. Wilderness Area; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 2011 Comment
  CAS-BOT-BC452281  Chimaphila umbellata Doris K. Kildale 1930-6-1 9787 Siskiyou Black Bear trail to Sawyer's Bar Comment
  HSC30460  Chimaphila umbellata Frederick W. Oettinger, R. F. Thorne 1969-8-7 1279 Siskiyou W end of English Lake 1753 Comment
  SEINET12057288  Chlorogalum pomeridianum F. H. Utech 1978-7-1 78 -264 Siskiyou Klamath National Forest, Young's Valley Comment
  CDA3724  Chorispora tenella Th. Williams Jun 1957 Siskiyou Near Montague. 0 Comment
  CAS-BOT-BC36377  Chrysolepis chrysophylla Marion Ownbey; Fred G. Meyer 1940-7-8 2222 Siskiyou Dry hillside along Indian Creek, 11 miles above Happy Camp. Comment
  CAS-BOT-BC36383  Chrysolepis chrysophylla Edward Lee 1934-8-13 1062 Siskiyou Happy Camp to Waldo (Oregon) road, watershed of West Branch of Indian Creek, Klamath National Forest 1219 Comment
  HSC67795  Chrysolepis sempervirens J. O. Sawyer, J. Cole 1980-7-21 3897 Siskiyou Near Haight Mtn. along USFS Rd. running S-SW 1939 Comment
  UC1096787  Chrysolepis sempervirens Milo S. Baker 1957-6-16 13143 Siskiyou from turn-off near Callahan (trip to Scott Mountain); North Coast Ranges Comment
  UC1096788  Chrysolepis sempervirens H. K. Wagnon 1957-8-11 1690 Siskiyou 3 mi w Military Pass Rd. (on rd to Brewer Creek, e slope of Mt Shasta); North Coast Ranges, Mt. Shasta Comment
  UC455273  Chrysolepis sempervirens I. J. Condit 1909-8-23 Siskiyou near Sisson (Castle Lake); Castle Lake 2133 Comment
  UC572800  Chrysolepis sempervirens unknown 1937-7-23 9139 Siskiyou Mt. Shasta Comment
  POM57971  Chrysothamnus nauseosus subsp. albicaulis E. B. Copeland 1903-10-10 3785 Siskiyou Mt. Eddy 2226 Comment
  CAS-BOT-BC100853  Chrysothamnus viscidiflorus subsp. viscidiflorus Delzie Demaree 1959-7-26 41333 Siskiyou on large shelves above Tule Lake 1219 Comment
  UC894871  Chrysothamnus viscidiflorus subsp. viscidiflorus W. Bridge Cooke 1941-8-22 16205 Siskiyou above Hotlum Station (in the Lava Park, n side of Mt. Shasta); Mt. Shasta, Lava Park 1676 Comment
  UC1483452  Circaea alpina subsp. pacifica Maralyn A. Renner 1980-6-24 1022 Siskiyou tributary stream to E. Fork Seiad Creek (where crossed by F.S. rd. 48N20); Klamath Nat'l Forest, Seiad Valley Quad. 1018 Comment
  CDA1189  Cirsium cymosum G. D. Barbe, F. D. Horn 1982-7-14 3889 Siskiyou 5 mi. NW of Yreka on Humbug Rd., dry ridge extending NE of Humbug Peak, Klamath National Forest. Comment
  UCD130565  Cirsium cymosum D. H. Shaw; T. C. Fuller 1978-7-5 s.n. Siskiyou north side York Road, 0.3 km east of Bryant-Willow Creek Road, 15 km north of Montague. Comment
  CDA1276  Cirsium inamoenum T. C. Fuller 1979-10-3 20271 -C Siskiyou Goosenest Rd., 14 km northeast of Tennant. 0 Comment
  CAS-BOT-BC285554  Cirsium occidentale var. candidissimum L. E. Smith 1913-7-1 447 Siskiyou Hilt Comment
  CAS-BOT-BC285555  Cirsium occidentale var. candidissimum Louis C. Wheeler 1934-7-16 2908 Siskiyou Klamath National Forest. Oak Knoll R. S. 670 Comment
  SEINET10808345  Cirsium occidentale var. candidissimum Katherine L. Morris, Melvin L. Conrad; David B. Dunn 1973-6-2 Morris 360 Siskiyou Found at the junction of Shasta and Klamath Rivers on Hwy. 263. Comment
  JEPS59177  Cirsium remotifolium var. odontolepis Geo. D. Butler 1908-8-4 335 Siskiyou Cold Spring Camp , Wooly Creek 1676 Comment
  UCD130676  Cirsium remotifolium var. odontolepis A. H. Murphy 1956-8-16 56 AA Siskiyou Klamath National Forest, Tangle Blue Lake. 1767 Comment
  JEPS109258  Cirsium remotifolium var. rivulare D. W. Taylor 2002-7-27 18277 Siskiyou Salmon Mountains, logging road ca 1 mile N of Carter Meadow Summit, 8 miles SW of Callahan. Comment
  CDA1580  Cirsium scariosum var. robustum T. C. Fuller 1977-6-14 20216 Siskiyou Klamath Lake valley; North side of Hwy 161 (Stateline Rd.) 5.2 km. east of Hwy 97, 10.5 km. NE of Dorris. Comment
  SD76164  Cirsium vulgare Helen V. Witham 1969-10-9 Siskiyou McBride Springs Road, Mt. Shasta 1500 Comment
  HSC5381  Cirsium vulgare R. C. Wunner 1965-8-14 434 Siskiyou California Lava Beds National Monument; 2 mi. from Mammoth Crater on Rd. to SW entrance 1555 Comment
  CAS-BOT-BC172044  Clarkia gracilis subsp. gracilis Carl B. Wolf 1941-7-26 11077 Siskiyou SW end Little Shasta Valley, 12 mi. NE Weed on U.S. Highway #97 at junction with road to Montague 914 Comment
  CAS-BOT-BC172045  Clarkia gracilis subsp. gracilis Roxana S. Ferris; Laura Lorraine 1948-6-12 11711 Siskiyou Schoolhouse Hill, Plowmans Valley (Noyes Valley), east fork of Scott Valley Comment
  CAS-BOT-BC163183  Clarkia lassenensis Lewis S. Rose 1945-6-18 45081 Siskiyou Horse Creek & Klamath River 502 Comment
  CAS-BOT-BC164987  Clarkia rhomboidea Gilbert Muth 1966-7-22 432 Siskiyou Meadow below Marble Rim, Marble Mts. 2011 Comment
  RSA789824  Clarkia rhomboidea Rebecca Wenk 2005-7-15 196 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose mine trail. 2043 Comment
  HSC39748  Claytonia exigua subsp. exigua J. O. Sawyer 1970-4-4 2087 Siskiyou Along Sugar Creek 823 Comment
  RSA238295  Claytonia rubra Frederick W. Oettinger 1969-7-29 1105 Siskiyou Uncle s Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  SBBG30593  Claytonia rubra subsp. rubra D. Myrick 1968-6-25 2013 Siskiyou Mountain Meadow Ranch, Big Flat; Coffee Crk 1524 Comment
  UC1408942  Claytonia rubra subsp. rubra Frederick W. Oettinger 1969-8-6 1253 Siskiyou Pine Lake basin Salmon Mountains, Marble Mountain Wilderness Area, English P (vicinity of English Peak, w Siskiyou County) 1828 Comment
  UC1408943  Claytonia rubra subsp. rubra Frederick W. Oettinger 1969-7-29 1105 Siskiyou Uncle's Lake Salmon Mountains, Marble Mountain Wilderness Area, English P (vicinity of English Peak, w Siskiyou County) 1859 Comment
  HSC22226  Claytonia rubra subsp. rubra J. O. Sawyer 1969-7-1 991 Siskiyou Above Paynes Lake Creek 1951 Comment
  CAS-BOT-BC92762  Clematis ligusticifolia Carl B. Wolf 1927-8-26 1020 Siskiyou On the Klamath River, 5 miles below Hornbrook. Comment
  SEINET3159193  Clematis ligusticifolia G. D. Butler 1910-8-3 sn Siskiyou Yreka creek Comment
  UC11099  Cleome platycarpa Edward L. Greene 1876-6-12 845 Siskiyou near Yreka Comment
  HSC19264  Clintonia uniflora J. O. Sawyer 1968-6-25 319 Siskiyou Along Horse Range Creek 1829 Comment
  JEPS82733  Clintonia uniflora Wayne Roderick 1983-7-10 Siskiyou Doe Flat near Del Norte County Boundary; Doe Flat 1143 Comment
  UC164235  Clintonia uniflora Geo. D. Butler 1910-6-5 1478 Siskiyou Shackleford Creek Comment
  UC637145  Clintonia uniflora Edward Lee 1934-8-13 1084 Siskiyou watershed of West Branch of Indian Creek, Happy Camp to Waldo (Oregon) Road, Klamath National Forest West Branch Indian Creek; Klamath National Forest, West Branch Indian Creek 1463 Comment
  POM169464  Clintonia uniflora E. B. Copeland 1903-8-19 3839 Siskiyou Mt. Eddy 1524 Comment
  UC1483450  Collinsia linearis Maralyn A. Renner 1980-6-23 990 Siskiyou Klamath National Forest, West Fork Seiad creek West Fork Seiad creek; Klamath National Forest, West Fork Seiad creek 877 Comment
  UC454817  Collinsia linearis I. J. Condit 1911-7-3 Siskiyou Shasta Retreat Comment
  RSA237561  Collinsia linearis Frederick W. Oettinger 1969-7-11 978 Siskiyou Due west of northwest end of Hancock Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness. 1951 Comment
  RSA237562  Collinsia linearis Frederick W. Oettinger 1968-9-5 705 Siskiyou Near spring half way up trail from English Lake to Diamond Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1898 Comment
  HSC72572  Collinsia parviflora J. P. Smith 1976-5-5 8673 Siskiyou Road from Etna to Sawyer's Bar. 732 Comment
  UC1238975  Collinsia parviflora Freed W. Hoffman 1948-7-9 2575 Siskiyou North Coast Ranges, summit of Waldo-Happy Camp Road Waldo-Happy Camp Road; North Coast Ranges, summit of Waldo-Happy Camp Road 1539 Comment
  POM43375  Collinsia parviflora Geo. D. Butler 1910-3-20 1133 Siskiyou Yreka. Comment
  RSA237560  Collinsia parviflora Frederick W. Oettinger 1969-7-13 995 Siskiyou Meadows of Upper English Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  JEPS6166  Collinsia rattanii Geo. D. Butler 1909-4-14 651 Siskiyou Hamburg Comment
  JEPS7273  Collinsia rattanii Geo. D. Butler 1909-4-25 609 Siskiyou Quartz Valley Comment
  HSC37522  Collomia grandiflora J. P. Smith 1974-5-25 7415 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  UC163993  Collomia grandiflora Geo. D. Butler 1909-6-5 796 Siskiyou dry fields near Yreka Comment
  UC879755  Collomia grandiflora A. A. Heller 1916-6-23 12436 Siskiyou near Black Butte (n of Sisson) 1127 Comment
  RSA409237  Collomia heterophylla M. B. Dunkle 1944-7-1 9060 Siskiyou Siskiyou Natl. Forest 1829 Comment
  HSC58935  Collomia tinctoria Marvin Butler 1971-7-7 48 Siskiyou Near El Capitan Lake, close to the town of Cave Junction 1524 Comment
  CAS-BOT-BC180235  Comandra umbellata W. B. Rider 1915-5-21 s.n. Siskiyou Rocky Gulch, along wagon road, Klamath Forest 762 Comment
  UC1282020  Convolvulus arvensis Louise Kellogg Aug 8 1953-Aug 9 1953 118 Siskiyou Scott Mountain Public Campground Klamath National Forest, Scott Mountains 1630 Comment
  UC163921  Conyza canadensis Geo. D. Butler 1908-8-21 323 Siskiyou Etna Creek Comment
  CAS-BOT-BC286040  Conyza canadensis L. E. Smith 1915-8-1 s.n. Siskiyou Sisson Comment
  HSC27639  Corallorhiza maculata Carl W. Mize 1972-6-22 82 Siskiyou 976 Comment
  SEINET3864280  Cordylanthus tenuis Barbara L. Wilson, R. E. Brainerd 2010-8-3 16187 Siskiyou South of Black Butte, east of the dump, on Shasta-Trinity National Forest property.; 0 Comment
  CHSC65840  Cordylanthus tenuis subsp. pallescens Maria Ulloa-Cruz 1994-8-2 42 Siskiyou Shasta-Trinity National Forests. Southeast of County Dump site. 1200 Comment
  SBBG55406  Cordylanthus tenuis subsp. pallescens F. W. Pennell 1940-7-18 26184 Siskiyou Route 99, 2-3 mi N of Mount Shasta City; ISOTYPE: C. pallescens 1158 Comment
  CHSC105580  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-9 16281 Siskiyou Shasta-Trinity National Forest; road A10 between town of Mount Shasta and Panther Meadow on the mountain itself. Lat. and Long. indicated +/- 46 feet. 1344 Comment
  SD129738  Cordylanthus tenuis subsp. tenuis Barbara Ertter 1987-7-26 7325 Siskiyou 2.2 mi N of Scott Mt. summit on Hwy 3, at road junction dried vernal meadow W of road 1372 Comment
  JEPS7045  Cordylanthus tenuis subsp. viscidus Rimo Bacigalupi with G. T. Robbins and C. L. Custer 1954-8-12 4791 Siskiyou 1/2 mi w Hamburg (along hwy following Klamath Riber) 457 Comment
  JEPS32996  Cordylanthus tenuis subsp. viscidus Freed W. Hoffman 1950-7-11 3720 Siskiyou 17.2 mi n of Klamath River, western Cedar Camp road Comment
  POM43385  Cordylanthus tenuis subsp. viscidus Geo. D. Butler 1908-8-11 25 Siskiyou Quartz Valley near Shakleford Creek. Comment
  CAS-BOT-BC212270  Cornus glabrata Geo. D. Butler 1909-7-7 974 Siskiyou Along creek near Yreka Comment
  CAS-BOT-BC212060  Cornus nuttallii Alice Eastwood 1912-7-24 1385 Siskiyou Castella Comment
  JEPS50155  Cornus nuttallii W. L. Jepson 1894-8-9 14143 Siskiyou Shasta Springs Comment
  CAS-BOT-BC210422  Cornus sericea L. E. Smith 1913-5-27 296 Siskiyou Weed Comment
  HSC31801  Cornus sericea subsp. sericea Steve Selva, Roger Jensen 1974-8-16 4 Siskiyou Along banks of Sugar Creek near outflow of Sugar Lake. Comment
  UC1190158  Cornus sericea subsp. sericea Ira L. Wiggins 1955-7-24 13503 Siskiyou trail at crossing of China Creek (above diversion dam) 1301 Comment
  UC61182  Cornus sericea subsp. sericea W. A. Setchell, C. C. Dobie 1902-7-18 Siskiyou Sisson, Cold Creek Mt. Shasta; , Sisson, Cold Creek Comment
  UCD77294  Cornus sericea subsp. sericea Robert E. Preston 2001-6-30 1661 Siskiyou Klamath National Forest, Hemlock Lake, T42N R1W se 1/4 of se 1/4 Section 14 1889 Comment
  RSA397707  Cornus stolonifera B. C. Templeton 1960-6-21 8557 Siskiyou 2 miles below the summit of Scott Mt. Comment
  UC1040689  Corylus californica Beecher Crampton 1956-8-21 3848 Siskiyou canyon of the Sacramento River just above the north fork junction with south and middle forks 1066 Comment
  POM106653  Corylus cornuta var. californica Geo. D. Butler 1909-3-21 564 Siskiyou Oro Fino Hills. Comment
  CDA25819  Crataegus douglasii var. suksdorfii F. D. Horn 1976-5-21 Siskiyou Lighthill Grade Road near Fort Jones. 0 Comment
  HSC35062  Crataegus suksdorfii J. P. Smith 1974-5-25 7642 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  RSA14481  Crepis acuminata Elmer I. Applegate 1932-6-13 7241 Siskiyou Captain Jack's Stronghold, Modoc Lava Beds Comment
  JEPS105230  Crepis bakeri Dean W. Taylor 1995-6-25 15118 Siskiyou Highway 3 at Soap Creek Summit (ca. 6 miles West of Yreka) 1280 Comment
  CAS-BOT-BC376448  Crepis bakeri subsp. bakeri Geo. D. Butler 1910-5-10 1328 Siskiyou Goosenest foothills 1524 Comment
  JEPS36460  Crepis occidentalis Geo. D. Butler 1909-5-8 754 Siskiyou Butcher Hill Comment
  UC221771  Crepis occidentalis H. E. Brown Jun 1 1897-Jun 10 1897 382 Siskiyou near Sisson 1083 Comment
  HSC46192  Crepis occidentalis subsp. occidentalis Jennifer Whipple 1977-4-30 1877 Siskiyou Scott Valley near Weston Gulch 854 Comment
  CAS-BOT-BC376572  Crepis occidentalis subsp. pumila G. L. Stebbins, Jr.; J. A. Jenkins 1937-7-19 2441 Siskiyou 2 1/2 mi. northeast of Fort Jones, along highway to Yreka 850 Comment
  CAS-BOT-BC290881  Crepis pleurocarpa John Thomas Howell 1939-8-2 14867 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CHSC33064  Crepis pleurocarpa Maralyn A. Renner 1980-8-21 2602 Siskiyou Klamath National Forest. Southwest of trail from Leroy Mine to Sunrise Basin, near ridge. 2286 Comment
  JEPS16944  Crepis pleurocarpa Peter H. Raven 1956-9-4 10396 Siskiyou pass just s Mount Eddy 2438 Comment
  POM31899  Crocidium multicaule Geo. D. Butler 1910-3-11 1122 Siskiyou Yreka Hills. Comment
  UCD59943  Crypsis schoenoides Rimo Bacigalupi; Drs. Reino and Aloha Alava 1958-9-2 6812 Siskiyou ca. 3 miles northeast of Weed, head of Shasta Valley. 975 Comment
  HSC99208  Cryptantha affinis Jennifer Whipple 1976-7-8 1370 Siskiyou Ridgetop W of Dobkins Lake 2256 Comment
  SBBG25872  Cryptantha affinis D. Myrick 1966-8-12 1546 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  CHSC91345  Cryptantha flaccida Lowell Ahart; John Dittes 2005-6-9 12022 Siskiyou Pasture field, on the east side of a poor rock fence, about 350 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  JEPS107383  Cryptantha flaccida Lowell Ahart, John Dittes 2005-6-10 12070 Siskiyou Rocky hillside north of the Shasta River, south of a poor dirt road, about 50 yards northwest of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada 776 Comment
  JEPS67620  Cryptantha intermedia M. K. Curran Jul 1887 Siskiyou Edgewood Comment
  JEPS67621  Cryptantha intermedia Geo. D. Butler 1909-5-2 733 Siskiyou Huzby Hill Comment
  UC1731387  Cryptantha milobakeri Dean Wm. Taylor with Joe Molter 1998-6-17 16560 Siskiyou base of hillslopes ca. 3 mi s Gazelle (bordering Shasta Valley (ca. 14 air mi s <of> Yreka)); Klamath Region, Scott Mountains 1036 Comment
  HSC27718  Cryptantha torreyana Carl W. Mize 1972-6-8 19 Siskiyou 335 Comment
  CAS-BOT-BC80562  Cupressus bakeri O. V. Matthews 1939-7-18 36 Siskiyou N.E. [Goose Nest] Goosenest - East of Yreka 1828 Comment
  RSA176218  Cupressus bakeri C. O. Stone 1964-6-20 291 Siskiyou North section line crossing of Sec 13 on west side of Jeep Rd. 1085 Comment
  RSA22773  Cupressus bakeri O. V. Matthews 1939-7-22 42 Siskiyou North side of Lava Road near Salt Lick about 3.2 miles E of jct with Co. Road for Day. 1220 Comment
  RSA40897  Cupressus bakeri C. B. Wolf 1944-10-30 11481 Siskiyou 1mile NE of Timbered Crater, Modoc Lava Beds on Old Stage Road form Dana to Little Hot Springs Valley 1220 Comment
  UC483417  Cupressus bakeri Mrs. Anderson 1902-2-16 Siskiyou Fork of Seiad Creek Comment
  HSC77760  Cuscuta suksdorfii L. P. Janeway 1983-8-16 547 Siskiyou Poker Flat 1524 Comment
  RSA625175  Cuscuta suksdorfii var. subpedicellata L. C. Wheeler 1963-8-25 8269 Siskiyou South side of Preston Peak: Head Rattlesnake Creek. 1829 Comment
  HSC45202  Cycladenia humilis J. Sawyer, E. Cope 1977-6-21 2977 Siskiyou Near Prescott Peak. 1677 Comment
  UC572799  Cycladenia humilis var. humilis unknown 1937-9-3 9340 Siskiyou Mt. Shasta Comment
  UC133674  Cynoglossum occidentale A. A. Heller 1905-6-5 7984 Siskiyou Shasta Springs Comment
  UC618695  Cynoglossum occidentale Ivan Johnston 1938-6-17 11023 Siskiyou s.w. side of Mt. Shasta Comment
  CDA5637  Cynoglossum officinale T. C. Fuller 1967-6-27 16034 Siskiyou West side of road to McCloud Reservoir, 0.3 mile south of McCloud. 0 Comment
  CDA5638  Cynoglossum officinale T. C. Fuller 1967-8-14 16259 Siskiyou Road to McCloud Reservoir, 3 miles south of McCloud. 0 Comment
  HSC7266  Cyperus squarrosus C. B. Wolf 1927-8-26 993 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  RSA264952  Cypripedium californicum G. L. Clifton 1975-7-28 9828 Siskiyou Near Siskiyou Mountains, near Seiad Valley; (Seiad Valley quad) 1634 Comment
  UC673565  Cypripedium californicum Dorothy Tebbe 1929-7-15 116 Siskiyou Mount Eddy Comment
  CAS-BOT-BC136479  Cypripedium montanum G. P. Rixford s.n. Siskiyou Field redacted by CAS, contact the data manager for more information Comment
  CDA18395  Cystopteris fragilis G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2767 Siskiyou Klamath Ranges; North side of the river, north side of road 2 miles (3.2 km) east of Callahan at Hwy 3 bridge over the East Fork Scott River. 987 Comment
  UC185190  Cystopteris fragilis Geo. D. Butler 1910-7-9 1694 Siskiyou Shackleford Creek 1219 Comment
  UCD78123  Cystopteris fragilis Robert E. Preston 2001-6-23 1584 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake. 1889 Comment
  RSA237514  Cystopteris fragilis Frederick W. Oettinger 1969-7-13 1007 Siskiyou NW of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  RSA692794  Cystopteris fragilis L. C. Wheeler 1934-7-5 2879 Siskiyou Deer creek, Serling Mountain Comment
  CAS-BOT-BC445494  Damasonium californicum Lillian S. Mott 1967-7-2 LM 6764 Siskiyou Near Dorris 1371 Comment
  CAS-BOT-BC192256  Danthonia californica John Thomas Howell 1939-8-5 15076 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC192257  Danthonia californica Louis C. Wheeler 1934-7-2 2842 Siskiyou Little Smoky Creek, Sterling Mt., Siskiyou Mts. 1280 Comment
  HSC73276  Danthonia californica Gail Newton 1980-6-20 473 Siskiyou Near Bald Mtn. 1097 Comment
  UCD61071  Danthonia intermedia Beecher Crampton 1956-8-22 3861 Siskiyou Panther Meadow, south slope of Mt. Shasta. 2316 Comment
  RSA120926  Danthonia unispicata Milo S. Baker, G. D. Barbe, H. K. Wagnon 1957-6-16 13162 Siskiyou Scott Mountains Comment
  UC1483479  Darlingtonia californica Maralyn A. Renner 1980-8-6 2294 Siskiyou Cracker Meadow Klamath National Forest, Preston Peak Quad. 1554 Comment
  UCD168824  Darlingtonia californica Barry Rice 2015-9-6 BR 150905 Siskiyou Tamarack flats. 1870 Comment
  RSA698848  Darlingtonia californica Leo Miller 1938-06 s.n. Siskiyou Siskiyou Mountains [Siskiyou or Del Norte counties]. 854 Comment
  UCD112985  Dasiphora fruticosa Jack Major; M. Fleschner and R. Pemble 1966-9-4 s.n. Siskiyou Northeast face of Marble Mountains. 2225 Comment
  RSA126347  Datisca glomerata I. L. Wiggins 1955-7-21 13426 Siskiyou Near Mt. View Ranch 7 mileNortheast of Cuesta Grade.s above Cecilville on S Fork of Salmon River 976 Comment
  RSA431673  Datisca glomerata Edwin Kline 1920-06 s.n. Siskiyou Siskiyou Mtns. Comment
  UCR142704  Datura stramonium L. C. Wheeler 1934-10-13 3319 Siskiyou Siskiyou Mountains, Klamath River near Skunk Gulch 610 Comment
  POM208256  Daucus pusillus L. C. Wheeler 1934-6-2 2609 Siskiyou Oak Knoll ranger station, Klamath River; Mt. Diablo Mer. 671 Comment
  UC563968  Delphinium andersonii Elmer I. Applegate 1935-6-2 9282 Siskiyou w base Sconchin Butte; Lava Beds National Monument Comment
  JEPS43412  Delphinium decorum subsp. tracyi W. L. Jepson 1907-7-5 2840 Siskiyou Marble Mt. 2133 Comment
  RSA184772  Delphinium decorum subsp. tracyi Gilbert Muth 1966-7-17 407 Siskiyou Trail to Lookout, Marble Mtns. 1860 Comment
  RSA60841  Delphinium decorum subsp. tracyi Frank W. Gould 1940-5-15 s.n. Siskiyou Bald Mtn on road from Mt. Hebron to Montague 1677 Comment
  UC609323  Delphinium glaucum Eleanor B. Hart 1938-8-16 Siskiyou moist meadow at n end Lower Wright Lake 2072 Comment
  CAS-BOT-BC9888  Delphinium nudicaule Elmer Ivan Applegate 1935-6-6 9376 Siskiyou South base of Caldwell Butte, Lava Beds National Monument Comment
  POM149888  Delphinium nudicaule Geo. D. Butler 1910-5-7 1299 Siskiyou In thickets, dry hills near Yreka. Comment
  CAS-BOT-BC116172  Delphinium nuttallianum Clare Butterworth Hardham 1961-7-3 8070 Siskiyou Scott Mountains, South of Calahan. Comment
  JEPS117878  Deschampsia atropurpurea unknown 1976-9-21 Siskiyou Lower Squaw Valley Cr. Mdw. Mt. Shasta 2249 Comment
  HSC26573  Deschampsia cespitosa J. P. Smith 1972-8-17 5746 Siskiyou Medicine Lake 2012 Comment
  HSC39877  Deschampsia cespitosa J. P. Smith 1972-8-17 5746 Siskiyou Medicine Lake 2012 Comment
  HSC69177  Deschampsia cespitosa Maralyn A. Renner 1980-8-6 2336 Siskiyou Cracker Meadow 1555 Comment
  CAS-BOT-BC520387  Deschampsia cespitosa subsp. cespitosa Dana York 2011-9-9 3098 Siskiyou Klamath National Forest, a few meters inside Marble Mountain Wilderness at Isinglass Lake 1985 Comment
  CHSC61564  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1983-8-16 545 Siskiyou Siskiyou Mountains; at Poker Flat, upper portion of a meadow. 1524 Comment
  RSA239127  Deschampsia cespitosa subsp. cespitosa Frederick W. Oettinger 1969-8-11 1491 Siskiyou [meadow] near Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  HSC39669  Deschampsia elongata J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-4 5731 Siskiyou Roadside, 1.4 mi. S of Sugar Creek on Parrott Mill Road 1341 Comment
  HSC86561  Deschampsia elongata D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar, vicinity of Haypress Meadows 1372 Comment
Read comments
Mar 22 2012
  POM369567  Descurainia incana subsp. viscosa M. B. Dunkle 1944-6-26 9042 Siskiyou Deer Creek Slope; Siskiyou Mtns. Beaver Creek. 1829 Comment
  CAS-BOT-BC42969  Descurainia incisa subsp. incisa John Thomas Howell 1937-7-22 13326 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  JEPS53412  Descurainia incisa subsp. incisa Geo. D. Butler 1908-8-4 126 Siskiyou Head of Shackleford Creek 1676 Comment
  CHSC33173  Descurainia pinnata subsp. halictorum R. E. Preston 1981-5-2 57 Siskiyou S side of Irongate Reservoir, ca. 32 km ne of Yreka. 732 Comment
  CHSC93525  Descurainia sophia Lowell Ahart; John Dittes 2005-6-9 12054 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
  CHSC89530  Dicentra formosa subsp. oregana G. F. Hrusa 2001-6-6 15854 Siskiyou Siskiyou Mountains. Nr. summit of pass betw. Happy Camp and O'Brien, Oregon at turnoff to Bolan Lake, at Oregon border. Roadside. UTM: 10S, 4649821 N, 0456023 E. 1424 Comment
  CHSC9499  Dicentra pauciflora J. F. Goodwin 1971-7-3 144 Siskiyou Southeast side of Castle Lake, 0.5 mi. south on Lookout Trail on east side of trail. 9.2 mi. sw of Mt. Shasta City. 1706 Comment
  CAS-BOT-BC402549  Dicentra pauciflora Philip A. Munz 1952-7-2 17914 Siskiyou Rd. to Baldy Mt., ca. 6 air-line miles w. of Happy Camp, Siskiyou Mts. 1554 Comment
  UCD150605  Dicentra pauciflora Rolf Y. Berg 1964-7-3 8204 Siskiyou Soapstone Trail, in Castle Crags area. Comment
  CAS-BOT-BC402592  Dicentra uniflora Wm. Bridge Cooke 1938-6-24 11107 Siskiyou Mount Shasta. Sisson Southern Trail Comment
  POM109918  Dichelostemma capitatum subsp. capitatum Geo D. Butler 1910-4-17 1192 Siskiyou Near Yreka. Comment
  HSC71076  Dichelostemma ida-maia M. A. Baker 1980-6-20 2197 Siskiyou Near Bald Mtn. 1036 Comment
  UC1409326  Dichelostemma ida-maia Frederick W. Oettinger 1969-7-31 1119 Siskiyou just above Willow Springs (on trail between Abbott's Cabin and English Lake); Salmon Mountains, Marble Mountain Wilderness Area 1691 Comment
  CAS-BOT-BC502189  Dichelostemma ida-maia J. H. Thomas 1954-5-15 4190 Siskiyou About 3 miles SE of Somesbar. Comment
  CAS-BOT-BC500992  Dichelostemma multiflorum L. B. Kildale 1930-6-1 9832 Siskiyou Mill Creek near Etna Mills. Comment
  RSA47979  Dichelostemma multiflorum Roxana S. Ferris, Laura Lorraine 11784 Siskiyou Outskirts of Etna. Comment
  UCD35445  Dieteria canescens Beecher Crampton 1956-8-22 3864 Siskiyou South slope of Mt. Shasta, Wagon Camp Road, about 4 miles southwest of Panther Meadow. 1828 Comment
  CAS-BOT-BC291004  Dieteria canescens var. shastensis Robert F. Thorne; Fred Oettinger 1969-8-10 39003 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta 2438 Comment
  CAS-BOT-BC291005  Dieteria canescens var. shastensis R. E. Frenkel 1964-10-2 900 Siskiyou On Everitt Memorial Hwy., 1.7 miles north of McCloud River RR crossing, near Mount Shasta 1290 Comment
  CAS-BOT-BC153648  Diplacus jepsonii Elmer I. Applegate 1923-8-18 3882 Siskiyou Medicine Lake Comment
  CAS-BOT-BC153453  Diplacus layneae A. A. Heller 1925-6-25 13895 Siskiyou Near Black Butte along the Pacific highway Comment
  SEINET185054 Image available Diplacus nanus C. L. Hitchcock, J. S. Martin 1939-1 5318 Siskiyou Between King's Castle and Black Mountain, west side of ridge. 1829 Comment
  CDA6684  Dipsacus fullonum J. R. Grisham 1958-1 2241 Siskiyou Ft. Jones. 0 Comment
  CHSC91248  Distichlis spicata Lowell Ahart; John Dittes 2005-6-9 12004 Siskiyou Meadow area along a small drainage, on the east side of a poor rock fence, about 300 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  SEINET10929825  Distichlis spicata var. stricta George D. Butler 1910-8-21 Butler 1844 Siskiyou Saline flats, Shasta Valley. Comment
  HSC96876  Dodecatheon jeffreyi Gordon Leppig 1998-7-10 918 Siskiyou Russian Wilderness, Little Duck Lake Fen, cirque W of Little Duck Lake 2200 Comment
  CHSC86665  Downingia bacigalupii Jenny Marr 1993-7-1 48 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC33306  Downingia bacigalupii John H. Weiler; Andrew Phillips Nelson 1960-6-24 60205 Siskiyou Side of Dorris-Beswick road, 207 miles SW of the California-Oregon border. Comment
  JEPS108465  Downingia pulcherrima Lisa Schultheis 1995-6-28 236 -95 Siskiyou Outside of Weed. Trailer Lane, just W of ramp to I-5 S. Comment
  SD62278  Downingia yina John H. Weiler, A. P. Nelson 1960-6-25 60207 Siskiyou At the side of highway 99, 2.3 miles northwest of Weed. Comment
  POM208274  Downingia yina L. C. Wheeler 1934-7-3 2870 Siskiyou Soda Creek, Sterling Mt.; Siskiyou Mts.; Mt. Diablo Meridian. 1677 Comment
  RSA211442  Draba carnosula William J. Ferlatte 1967-8-20 1055 Siskiyou Caribou Basin, Sawtooth Ridge. 2043 Comment
  CAS-BOT-BC41316  Draba pterosperma Jack Major; M. Fleschner; R. Pemble 1966-9-4 s.n. Siskiyou Marble Mountains. Northeast face of Marble Mountain. 2133 Comment
  UC722619  Draba pterosperma C. L. Hitchcock, J. S. Martin 1939-7-9 5302 Siskiyou n. side of Black Mt. near Marble Mt. (King's Castle); Black Mt. 2072 Comment
  CAS-BOT-BC311788  Draba verna John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53385 Siskiyou Yreka 792 Comment
  UCD113085  Drymocallis glandulosa Lynette Renouf 1992-5-31 24 Siskiyou Shasta Trinity National Forest, SW of Mt. Shasta, along the south fork of the Sacramento River. Comment
  HSC29474  Drymocallis lactea var. lactea Frederick W. Oettinger 1969-7-13 1002 Siskiyou High Lake Basins near English Peak: Marble Mtn. Wilderness Area; N of upper English Lake 1951 Comment
  HSC76652  Drymocallis lactea var. lactea K. T. Stillman 1976-7-23 299 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  JEPS19813  Elatine triandra Rimo Bacigalupi with S. Galen Smith 1957-6-26 5970 Siskiyou ca 2.5 mi nw Weed (close to US Hwy 99) 1005 Comment
  RSA238954  Eleocharis acicularis var. acicularis Frederick W. Oettinger 1968-9-3 673 Siskiyou North side of Horse Range Lake. Salmon Mountains, the High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area 1822 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-BC227126  Elymus Dorothy Parker 1957-7-16 s.n. Siskiyou Cabin Meadow Creek, Scott Mt. Range 1828 Comment
  CAS-BOT-BC227127  Elymus Melissa A. Berry 1957-7-11 s.n. Siskiyou Parrott Mill Road, vicinity of Callahan 1005 Comment
  CAS-BOT-BC213783  Elymus X hansenii Wm. Bridge Cooke 1938-7-15 11227 Siskiyou Above Bear Springs. 1676 Comment
  CAS-BOT-BC227920  Elymus elymoides Wm. Bridge Cooke 1938-7-28 11366 Siskiyou Mount Shasta. North Ridges Comment
  UC53735  Elymus elymoides subsp. elymoides W. L. Jepson 1895-1 Siskiyou Shasta Comment
  HSC69018  Elymus elymoides var. elymoides Maralyn A. Renner 1980-7-24 2019 Siskiyou Lily Pad Lake 1768 Comment
  POM2058603  Elymus glaucus Copeland 1903-9-6 3802 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC206614  Elymus glaucus subsp. glaucus Alice Eastwood 1912-7-15 1100 Siskiyou McCloud Comment
  CAS-BOT-BC206615  Elymus glaucus subsp. glaucus Alice Eastwood 1912-7-17 1094 Siskiyou McCloud Comment
  JEPS72965  Elymus glaucus subsp. jepsonii W. L. Jepson 1940-7-1 20084 Siskiyou 6 mi e McCloud; McCloud River, Fowlers Camp 975 Comment
  HSC103029  Elymus hispidus J. P. Smith 2014-6-7 13887 Siskiyou Yreka 844 Comment
  CAS-BOT-BC213810  Elymus repens R. E. Frenkel 1964-7-14 683 Siskiyou On an east shoulder of Everitt Memorial Highway near Mount Shasta, 1.0 mile north of McCloud River RR crossing. 1341 Comment
  CAS-BOT-BC204304  Elymus trachycaulus subsp. trachycaulus Geo. D. Butler 1909-6-28 850 Siskiyou Near Yreka Comment
  RSA598061  Epilobium Louis C. Wheeler 1963-8-31 8326 Siskiyou Siskiyou Mountains. Devil's Punch Bowl off Clear Creek. 1524 Comment
  RSA183680  Epilobium angustifolium var. macrophyllum Gilbert Muth 1965-8-4 164 Siskiyou Near the Marble, Marble Valley, Marble Mountains Comment
  HSC42892  Epilobium brachycarpum Ken Stillman 1976-8-15 407 Siskiyou Clearcut at junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  UC873509  Epilobium brachycarpum A. A. Heller 1916-8-24 12554 Siskiyou near Sisson 1074 Comment
  CAS-BOT-BC94896  Epilobium brachycarpum R. C. Wenk 2005-7-19 320 Siskiyou Along Pacific Crest Trail, 1-2 mi. S of parking lot at top of pass on N.F.R. 17, going toward Mt. Eddy 2133 Comment
  POM258622  Epilobium brachycarpum W. Bridge Cooke 1940-7-12 15341 Siskiyou Mount Shasta: along the Memorial Highway below MacBride Springs. 1524 Comment
  JEPS43884  Epilobium ciliatum subsp. ciliatum Geo. D. Butler 1908-6-25 509 Siskiyou near Yreka (along creek); Butler's Ranch Comment
  UC1191709  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-8-25 8286 Siskiyou w side Tule Lake Comment
  UC1045239  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1940-8-5 15409 Siskiyou Wagon Camp Mount Shasta, Onion Creek (along creek) Comment
  UC642587  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1939-7-21 13718 Siskiyou meadow at Bear Springs Mount Shasta Comment
  POM251087  Epilobium ciliatum subsp. glandulosum W. Bridge Cooke 1938-8-19 11530 Siskiyou Bear Springs, Mount Shasta 1524 Comment
  UC618800  Epilobium glaberrimum subsp. glaberrimum W. Bridge Cooke 1938-7-15 11193 Siskiyou Bear Springs Meadow Mount Shasta, Bear Springs (marshy portion) Comment
  POM171592  Epilobium hallianum Doris K. Kildale 1929-7-20 8701 Siskiyou Trail between Elk Lick and Raspberry Lake 1677 Comment
  POM171593  Epilobium hallianum Doris K. Kildale 1929-7-20 8609 Siskiyou Southeast slope of Preston Peak 1951 Comment
  JEPS25648  Epilobium hornemannii subsp. hornemannii Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7288 Siskiyou beside rill Poker Flat 1536 Comment
  POM258623  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1940-7-5 15291 Siskiyou Mt. Shasta: in the meadow at Wagon Camp 1738 Comment
  RSA598062  Epilobium lactiflorum Louis C. Wheeler 1963-8-31 8325 Siskiyou Siskiyou Mountains. Devil's Punch Bowl off Clear Creek. 1524 Comment
  RSA183681  Epilobium latifolium Gilbert Muth 1965-8-12 210 Siskiyou 2/3 up meadow on back of Black Mountain, Marble Mountains 2134 Comment
  RSA139178  Epilobium luteum R. C. Bacigalupi, Constance, Heckard 1960-7-20 7450 Siskiyou Poker Flat, headwaters of the West Branck of Indian Creek; Siskiyou Mountains, close to Del Norte Co. line 1555 Comment
  HSC69700  Epilobium minutum Maralyn A. Renner 1980-6-26 1266 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  SEINET6644398 Image available Epilobium minutum A. A. Heller 1905-1 7930 Siskiyou Upper Soda Spring Comment
  POM38546  Epilobium minutum Geo. D. Butler 1909-6-13 927 Siskiyou Moffitt Creek. Comment
  CAS-BOT-BC171869  Epilobium septentrionale Annie M. Alexander; Louise Kellogg 1949-7-29 5891 Siskiyou Top of ridge above Sky High Lake, Sky High Valley, Marble Mountains 1920 Comment
  CAS-BOT-BC58019  Equisetum Doris K. Kildale 1928-7-25 5899 Siskiyou Klamath River, at Mel's Creek near Hamburg. Comment
  SEINET192292 Image available Equisetum hyemale W. B. Cooke 1941-8-28 16227 Siskiyou Near the Big Squaw Valley Creek spring above McCloud Mt Shasta 1464 Comment
  HSC42939  Equisetum hyemale subsp. affine J. O. Sawyer, Ken Stillman 1976-7-1 2773 Siskiyou Streamside terraces and lower slopes along the Little N Fork of the Salmon River. 732 Comment
  HSC22470  Equisetum hyemale subsp. affine J. O. Sawyer 1969-6-11 826 Siskiyou Lower slope next to the C.C.C. road on the N fork of Horse Range Creek 1357 Comment
  CAS-BOT-BC57811  Equisetum laevigatum W. B. C. 1940-6-7 15088 Siskiyou Just n. of Mount Shasta City along US99. 1082 Comment
  UCSB18560  Equisetum laevigatum 1962-6-10 Siskiyou N bank of Klamath River at its junction with Goff Creek, 4,5 mi W of Seiad. 411 Comment
  RSA591595  Eragrostis cilianensis L. C. Wheeler 1934-10-24 3346 Siskiyou Oak Knoll Ranger Station, Klamath River; Siskiyou Mts. 671 Comment
  CAS-BOT-BC204623  Eragrostis mexicana subsp. virescens Louis C. Wheeler 1934-10-6 3314 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  CHSC99996  Eremogone congesta var. suffrutescens L. P. Janeway 2008-7-25 9499 Siskiyou Klamath Ranges. Siskiyou Mountains; rock wall at head of Hello Canyon, 0.6 air km east of Kangaroo Mountain. 1834 Comment
  CAS-BOT-BC286702  Ericameria bloomeri Elmer I. Applegate 1923-8-20 3899 Siskiyou Medicine Lake Comment
  HSC2325  Ericameria bloomeri Geo. D. Butler 1910-8-7 1823 Siskiyou Humbug Mtns. 1220 Comment
  HSC79096  Ericameria bloomeri Paul Wilson 1984-8-30 361 Siskiyou Juanita Lake Reservoir 1555 Comment
  UC163915  Ericameria bloomeri Geo. D. Butler 1908-9-25 502 Siskiyou old field near road n Goosenest Mountain Comment
  UCD131319  Ericameria bloomeri Joseph M. DiTomaso 1976-9-7 686 Siskiyou Big Flat. Trinity Alps. 1524 Comment
  POM211819  Ericameria greenei L. C. Wheeler 1934-8-24 3220 Siskiyou Trapper Creek. 1860 Comment
  UC894742  Ericameria nauseosa var. oreophila A. A. Heller 1917-9-7 12978 Siskiyou 2 mi s of Grenada; Shasta Valley 914 Comment
  UC223692  Erigeron aliceae Elmer I. Applegate 1923-9-7 3950 Siskiyou Doggett Creek 1676 Comment
  CAS-BOT-BC294500  Erigeron bloomeri var. bloomeri Alice Eastwood 1912-8-30 2052 Siskiyou Mount Eddy Comment
  UCD131737  Erigeron breweri Dean William Taylor 1972-7-3 1599 Siskiyou At Cook and Green Pass. 1371 Comment
  CAS-BOT-BC58397  Erigeron cervinus R. C. Wenk 2006-9-2 546 Siskiyou Trail to Caribou Lakes from Big Flat Meadow, above Big Conrad Gulch 1950 Comment
  HSC29206  Erigeron cervinus Frederick W. Oettinger 1968-8-23 608 Siskiyou Salmon Mountains: the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness area; on 'Shasta Ridge, SE of Diamond Lake 2073 Comment
  CAS-BOT-BC295365  Erigeron compositus R. C. Wenk 2005-7-15 211 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, going N along ridge towards Preacher's Peak 2133 Comment
  CHSC36145  Erigeron compositus K. Bridwell 1978-4-15 93 Siskiyou Cliff ca. 400 yds n of Copco Rd, ca. 20 mi ne of Hornbrook. 762 Comment
  UC75816  Erigeron compositus Milo S. Baker 1899-7-31 Siskiyou above Warren and Andersons Mill Ash Creek (e slope of Mt. Shasta); Mt. Shasta, Ash Creek Comment
  CAS-BOT-BC297187  Erigeron concinnus var. concinnus Elmer I. Applegate 1935-6-10 9467 Siskiyou Ruby Hill, Lava Beds National Monument Comment
  CHSC88385  Erigeron divergens Jenny Marr 1993-7-1 144 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  POM252997  Erigeron filifolius A. A. Heller 1936-7-12 15255 Siskiyou Near western base of Deer Mountain on U. S. Highway 97 Comment
  HSC67699  Erigeron foliosus var. confinis Maralyn A. Renner 1980-8-8 2470 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  UC166195  Erigeron foliosus var. confinis Geo. D. Butler 1909-7-15 949 Siskiyou Highland Mine Russian Creek, Highland Mine Comment
  HSC29194  Erigeron foliosus var. confinis Frederick W. Oettinger 1968-8-22 591 Siskiyou Summit of English Peak 2229 Comment
  HSC69353  Erigeron glacialis var. glacialis Maralyn A. Renner 1980-8-21 2578 Siskiyou Kidd Creek 2043 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
  HSC29236  Erigeron glacialis var. glacialis Frederick W. Oettinger 1968-8-23 609 Siskiyou Marble Mtn. Wilderness Area, flats between the rocky ridges on Shasta Ridge, due SE of Diamond Lake 2043 Comment
  HSC65579  Erigeron klamathensis R. White 1977-7-1 96 Siskiyou Top of Sawtooth Mtn. 1761 Comment
  JEPS29180  Erigeron klamathensis Lauramay Dempster 1961-7-1 1832 Siskiyou slopes se White Mountains Comment
  HSC5519  Erigeron klamathensis Lauramay T. Dempster 1961-7-1 1832 Siskiyou Slope SE of White Mtn. Comment
  CAS-BOT-BC295364  Erigeron petrophilus R. C. Wenk 2005-7-15 215 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass, going N along ridge towards Preacher's Peak 2133 Comment
  POM52134  Erigeron petrophilus var. viscidulus C. F. Baker 1903-8-18 887 Siskiyou Mt. Eddy 2287 Comment
  UC1282031  Erigeron petrophilus var. viscidulus Louise Kellogg Aug 8 1953-Aug 9 1953 123 Siskiyou near Scott Mountain Public Campground; Klamath National Forest, Blue Point 1630 Comment
  CDA5862  Erigeron philadelphicus L. Ahart, J. Dittes 2005-6-1 12082 Siskiyou About 90 yards east of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 cutoff, about 6 miles (air) east-southeast of Grenada. Comment
Read comments
Oct 5 2019
  RSA50220  Erigeron philadelphicus E. K. Balls 1949-7-9 13927 Siskiyou 3.1 miles from Etna on road to Sawyer's Bar 915 Comment
  UC73902  Erigeron philadelphicus var. philadelphicus T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC909473  Erigeron philadelphicus var. philadelphicus J. H. Thomas 1949-6-16 945 Siskiyou 0.25 mi n Beaver Creek Public Camp (5 mi n of junction of Beaver Creek and Klamath River); Klamath National Forest Comment
  UC135491  Erigeron pumilus var. intermedius A. A. Heller 1905-6-19 8063 Siskiyou Grenada Comment
  CDA34233  Eriodictyon californicum Jim Rea 2010-7-6 PDR# 1414046 Siskiyou Yreka, Quail Run near Schulmeyer Road. 0 Comment
  POM65393  Eriodictyon californicum Geo. D. Butler 1910-5-25 1405 Siskiyou Near Yreka. Comment
  CAS-BOT-BC248836  Eriogonum compositum var. compositum D. E. Breedlove 1962-6-11 3344 Siskiyou 7.4 miles south-west of Scott Bar 624 Comment
  CAS-BOT-BC248838  Eriogonum compositum var. compositum Doris K. Kildale 1929-7-20 8603 Siskiyou South east spur Preston Peak 1950 Comment
  CAS-BOT-BC250064  Eriogonum compositum var. compositum John Thomas Howell 1937-7-26 13548 Siskiyou Caribou Gulch Comment
  CAS-BOT-BC250065  Eriogonum compositum var. compositum Geo. D. Butler 1910-5-21 1378 Siskiyou Klamath hills Comment
  HSC41055  Eriogonum compositum var. compositum J. O. Sawyer 1969-7-8 1094 Siskiyou Ridge N of High Lake 2360 Comment
  RSA60782  Eriogonum congdonii Dorothy Parker 1948-8-19 s.n. Siskiyou Near Chinquapin, on Scott Mountain 1524 Comment
  UC1282033  Eriogonum congdonii Louise Kellogg Aug 8 1953-Aug 9 1953 124 Siskiyou Blue Point, a serpentine outcrop near Scott Mountain Public Campground; Klamath National Forest 1630 Comment
  CAS-BOT-BC33564  Eriogonum diclinum Louis Cutter Wheeler 1934-9-1 3235 Siskiyou Siskiyou Mts., Jaynes Canyon. 1950 Comment
  HSC39820  Eriogonum diclinum J. O. Sawyer 1969-8-1 1683 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  HSC43407  Eriogonum diclinum K. T. Stillman 1976-6-27 149 Siskiyou Marble Mtn. Wilderness area 2073 Comment
  CHSC1318  Eriogonum douglasii var. meridionale V. Holt 1943-8-7 Siskiyou Marble Mountains. 2164 Comment
  UC375311  Eriogonum elatum Geo. D. Butler 1908-8-4 210 Siskiyou head of Shackleford Creek Shackleford Creek Comment
  CAS-BOT-BC255732  Eriogonum elatum var. elatum Dr. E. B. Copeland 1903-7-3 3525 Siskiyou Klamath on Siskiyou County line Comment
  HSC49942  Eriogonum hirtellum G. L. Clifton 1979-8-5 12500 Siskiyou Near Twin Valley 1646 Comment
  UC1475703  Eriogonum hirtellum G. L. Clifton 1979-8-5 12714 Siskiyou near Twin Valley (close to town of Happy Camp); Preston Peak quadrangle 1646 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
  HSC17399  Eriogonum luteolum var. luteolum C. B. Wolf 1927-8-26 1010 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  UC375307  Eriogonum luteolum var. luteolum Geo. D. Butler 1908-8-30 199 Siskiyou near Fort Jones Comment
  CAS-BOT-BC263660  Eriogonum luteolum var. luteolum Geo. D. Butler 1908-8-30 199 Siskiyou Light Hill Road near Fort Jones Comment
  UC598749  Eriogonum marifolium C. Hart Merriam 1898-7-19 4 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC263193  Eriogonum marifolium var. cupulatum Lewis S. Rose 1937-7-25 37588 Siskiyou S. slope of Mt. Shasta 1767 Comment
  CAS-BOT-BC263183  Eriogonum marifolium var. cupulatum Mrs. H. C. Cantelow 1939-6-10 s.n. Siskiyou McCloud 991 Comment
  CAS-BOT-BC261617  Eriogonum nudum var. nudum H. A. Thomas; J. H. Thomas 1954-7-22 4447 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. Between Rush and Big Bend Creeks, 0.25 - 0.5 miles N of S Fork of Salmon River 975 Comment
  HSC43012  Eriogonum nudum var. nudum J. P. Smith 1973-5-5 6561 Siskiyou Scott Bar along the Scott River Comment
  SEINET7064425  Eriogonum nudum var. nudum A. G. Vestal 1955-5-16 s.n. Siskiyou Serpentine ca. 6.2 miles northwest of weed. (NAD83/WGS84). UTM Zone 10, 543207mE, 4591515mN. 902 Comment
  SD22389  Eriogonum nudum var. nudum Susan G. Stokes 1932-7-14 Siskiyou Near Dorris Comment
  POM105615  Eriogonum nudum var. oblongifolium Geo. D. Butler 1910-7-3 1628 Siskiyou Goosenest foothills. 1220 Comment
  SEINET10924428 Image available Eriogonum nudum var. oblongifolium Edward L. Greene 1876-7-8 Greene 923 Siskiyou Collected near Yreka. 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
  CAS-BOT-BC258743  Eriogonum ovalifolium var. ovalifolium A. A. Heller 1938-7-13 15272 Siskiyou About a mile south of Bray 1402 Comment
  SEINET204352  Eriogonum ovalifolium var. purpureum Fred W. Hoffman 1948-7-12 2616 Siskiyou 2 miles west of junction of Little Shasta Road with Mt. Hebron Road. Comment
Read comments
May 8 2018
  SEINET10733992  Eriogonum pyrolifolium Andrew Townesmith, Karen M. Meyer 2007-7-30 Townesmith 866 Siskiyou Shasta-Trinity National Forest. At the upper end of county road A10, mile 13.8 (from beginning of road in Mount Shasta City, 12.7 miles from National Forest boundary sign). Highest vehicle accessible point on Mount Shasta. T41N R3W S33 NW 1/4. 2399 Comment
  LA207005  Eriogonum pyrolifolium W. B. C. after Stokes; 1939-7-17 sn Siskiyou upper Panther Creek Meadows 2438 Comment
  CAS-BOT-BC268582  Eriogonum siskiyouense James L. Reveal; Darin S. Reveal 1978-8-8 4806 Siskiyou Along the road from Scott Mountain Summit on California Highway 3 on the Gazelle-Callahan Road via Big Carmen Lake (USFS #40N08), 2.5 miles northeast of the Summit and about 1 mile northeast of the lake, at the end of a ridge about 0.3 mile north of the.. 1737 Comment
  UC849776  Eriogonum spergulinum var. reddingianum John Thomas Howell 1937-7-26 13561 A Siskiyou Salmon River Canyon between Big Flat and Caribou Gulch; Salmon River Canyon Comment
  JEPS56420  Eriogonum sphaerocephalum var. halimioides Geo. D. Butler 1909-5-10 721 Siskiyou near Yreka Comment
  JEPS104844  Eriogonum strictum var. greenei Dean W. Taylor 1996-6-26 15758 Siskiyou serpentine ridge on west hills of Scott Valley, on divide between Cedar Gulch and Sugar Creek (about 10 miles south of Etna); Klamath National Forest 1112 Comment
  JEPS56421  Eriogonum strictum var. proliferum J. G. Lemmon June 1889 Siskiyou near Mt. Eddy Comment
  CAS-BOT-BC267953  Eriogonum umbellatum Isabelle C. Kimber 1934-6-9 25 Siskiyou Steelbridge Camp, Sacramento River just above confluence with Ney Creek 731 Comment
  CAS-BOT-BC267972  Eriogonum umbellatum var. argus James L. Reveal; Darin S. Reveal 1978-8-8 4808 Siskiyou Along the road from Scott Mountain Summit on California Highway 3 on the Gazelle-Callahan Road via Big Carmen Lake (USFS #40N08), 2.5 miles northeast of the Summit and about 1 mile northeast of the Lake, at the end of a ridge about 0.3 mile north of the.. 1737 Comment
  CAS-BOT-BC267983  Eriogonum umbellatum var. argus Louis C. Wheeler 1934-9-1 3234 Siskiyou Jaynes Canyon, Siskiyou Mts. 1950 Comment
  CAS-BOT-BC267993  Eriogonum umbellatum var. argus John Thomas Howell 1937-7-21 13169 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC43411  Eriogonum umbellatum var. argus K. T. Stillman 1976-7-17 266 Siskiyou Marble Mtn. Wilderness Area, ridge above Elk Valley on W side 1951 Comment
  SEINET10825698 Image available Eriogonum umbellatum var. argus James L. Reveal, Mark L. Reveal 1975-8-15 Reveal 3955 Siskiyou Siskiyou Co. Siskiyou Mountains, Klamath National Forest, along the Dry Lake Lookout Road (Forest Service Raod 40S01). 0.5 mile west of Dry Lake Lookout near the Buckthorn Trail, on sandy-gravel soil associated with Abies and Lupinus, in open places or near low shrubs. Sec. 19, T.47N., R.9W. 2042 Comment
  CHSC67583  Eriogonum umbellatum var. humistratum James D. Jokerst 1992-7-30 3416 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. Comment
  UC195252  Eriogonum umbellatum var. humistratum Annie M. Alexander and Louise Kellogg 1911-8-14 322 Siskiyou Mt. Eddy Comment
  HSC17354  Eriogonum umbellatum var. modocense R. C. Wunner 1965-6-15 187 Siskiyou Lava Beds National Monument, in crater of Caldwell Butte on the NW side 1509 Comment
  RSA50196  Eriogonum vimineum E. K. Balls 1949-7-8 13908 Siskiyou Trail from Scott Mountain Camp to Carmen Lake; Scott Mountain. 1753 Comment
  CAS-BOT-BC262373  Eriogonum vimineum E. K. Balls 1949-7-10 13967 Siskiyou 1 mile from Cecilville on way to Forks of Salmon 716 Comment
  CAS-BOT-BC262382  Eriogonum vimineum L. R. Abrams 1927-9-11 12143 Siskiyou Fork of Shasta and Klamath Rivers Comment
  UCD19437  Eriophorum crinigerum Charlotte K. Glenn 1967-1 165 Siskiyou Castle Lake. 1584 Comment
  CAS-BOT-BC94804  Eriophyllum lanatum R. C. Wenk 2006-7-24 532 Siskiyou Scott Mtns., border between Trinity and Siskiyou Cos., along Pacific Crest Trail, 0.5 km E of Hwy. 3 1700 Comment
  CAS-BOT-BC301116  Eriophyllum lanatum var. achilleoides Alice Eastwood 1921-7-24 10758 Siskiyou Castle Lake Comment
  CAS-BOT-BC301142  Eriophyllum lanatum var. achilleoides Alice Eastwood 1923-5-23 11934 Siskiyou Cantara Comment
  JEPS34645  Eriophyllum lanatum var. achilleoides W. L. Jepson 1940-6-23 20016 Siskiyou n of Mt. Shasta (Andesite station) 975 Comment
  UC455499  Eriophyllum lanatum var. achilleoides I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake 1981 Comment
  UC472272  Eriophyllum lanatum var. achilleoides H. W. Furlong Sep 1901 Siskiyou summit to Ager; Northern Siskiyou Co Comment
  UC507154  Eriophyllum lanatum var. achilleoides Lincoln Constance 1933-7-6 E 121 Siskiyou 8 mi s of Bray Comment
  CAS-BOT-BC301103  Eriophyllum lanatum var. achilleoides J. H. Thomas 1954-5-14 4182 Siskiyou Southwestern Siskiyou County. Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville between Lat. 41 deg. 03' and 41 deg. 06'N., and Long. 122 deg. 58' and 123 deg. 03' W. 1219 Comment
  CAS-BOT-BC301118  Eriophyllum lanatum var. achilleoides L. Constance 1933-6-21 E 83 Siskiyou South side of the Siskiyou Mts., 1 mile south of the Oregon-California State Line Comment
  POM252998  Eriophyllum lanatum var. achilleoides A. A. Heller 1938-7-12 15257 a Siskiyou Near the western base of Deer Mountain on US Hwy 97. Comment
  POM358038  Eriophyllum lanatum var. grandiflorum B. C. Templeton 1957-6-24 s.n. Siskiyou Near top of Gazelle Mt., Scott Mts. 1463 Comment
  UC1409449  Eriophyllum lanatum var. lanceolatum Frederick W. Oettinger 1969-8-18 1435 Siskiyou ne Horse Range Lake (w Siskiyou County, high lake basins in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1821 Comment
  RSA165610  Eriophyllum lanatum var. lanceolatum Clare B. Hardham 1961-6-30 8000 Siskiyou Near White Mt. Comment
  CHSC91383  Erodium cicutarium Lowell Ahart; John Dittes 2005-6-10 12058 Siskiyou Near a poor dirt road, about 80 yards north of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  RSA715954  Erodium cicutarium L. Ahart, John Dittes 2005-6-10 12058 Siskiyou On a poor dirt road, about 80 yards north of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  UCD77688  Eryngium alismifolium Robert E. Preston 2000-8-16 1433 Siskiyou Dry Lake, ca. 2.15 mi sw of Toad Mountain. 1423 Comment
  UC1559630  Eryngium articulatum Beth Corbin 1989-8-8 530 Siskiyou ca. 15 air mi. n. Fall R. Mills (Adobe Flat); Adobe Flat 1097 Comment
  UC1559632  Eryngium mathiasiae Beth Corbin 1989-7-10 515 Siskiyou 1 mi. s.e. Adobe Flat (ca. 14 air miles n. of Fall River Mills); Lassen Nat'l Forest 1097 Comment
  UC375297  Erysimum capitatum Geo. D. Butler 1908-6-27 41 Siskiyou Forest Home Mountain Comment
  RSA211443  Erysimum capitatum var. perenne William J. Ferlatte 1966-7-6 184 Siskiyou Caribou Mtn. Trinity Alps. 2470 Comment
  RSA238397  Erysimum capitatum var. perenne Frederick W. Oettinger 1967-8-14 271 Siskiyou Near English Peak Lookout. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2207 Comment
  CDA3712  Erysimum repandum F. D. Horn 1980-4-3 Siskiyou Dennis Lane west of railroad tracks, Klamath River Estates, Hornbrook. 0 Comment
  SBBG25873  Erythranthe breweri D. Myrick 1966-8-12 1543 Siskiyou Salmon Crk Trail at Mountain Meadow Ranch, Big Flat 1676 Comment
  SBBG25925  Erythranthe linearifolia D. Myrick 1966-8-12 1548 Siskiyou rd to Carter Ranch, Mountain Meadow Ranch, Big Flat 1615 Comment
  RSA237908  Erythronium grandiflorum subsp. grandiflorum Frederick W. Oettinger 1968-8-12 600 Siskiyou Above Diamond Lake on ridge to English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 2134 Comment
  CAS-BOT-BC403679  Eschscholzia californica Geo. D. Butler 1908-6-23 1063 Siskiyou Near Yreka Comment
  HSC36720  Eschscholzia californica Brent Whiteley 1975-6-22 24 Siskiyou 220 Comment
  HSC61117  Euchiton gymnocephalus Ruby Van Deventer Siskiyou F.S. Rd. 17N04; Doe Flat Comment
  JEPS51919  Euphorbia crenulata W. L. Jepson 1940-6-27 20056 Siskiyou McCloud 975 Comment
  RSA436010  Euphorbia crenulata W. Bridge Cooke 1940-6-28 15192 Siskiyou Along the Memorial Highway. Comment
  CAS-BOT-BC310632  Eurybia radulina John Thomas Howell 1939-8-9 15246 Siskiyou Shackleford Creek Trail, Marble Mts. Comment
  JEPS81790  Eurybia radulina Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6828 Siskiyou meadow just below and n of Scott Mountain road summit 1615 Comment
  UC163861  Euthamia occidentalis Geo. D. Butler 1910-8-27 1859 Siskiyou Oro Fino Comment
  RSA507775  Euthamia occidentalis J. C. Semple, S. Heard 1986-8-16 8468 Siskiyou CA-96, 1.6 km W of Horse Creek, before CA-3; by Klamath River Comment
  HSC103039  Festuca arundinacea J. P. Smith 2014-6-7 13897 Siskiyou Along State Route 3 at its junction with the East Fork of the Scott River 994 Comment
  HSC65365  Festuca californica J. P. Smith 1973-5-5 6514 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC25420  Festuca idahoensis J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5664 Siskiyou Ridge E of Cook and Green Pass 1524 Comment
  LA13154  Festuca idahoensis C. L. Hitchcock; J. S. Martin 1939-7-9 5321 Siskiyou Marble Mountains, 0.5 mi SE of King's Castle 1828 Comment
  CAS-BOT-BC278879  Festuca occidentalis Roxana S. Ferris; Laura Lorraine 1948-6-12 11744 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  UCD66154  Festuca occidentalis A. A. Heller 1915-7-18 12123 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy. 1188 Comment
  HSC82221  Festuca pratensis Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4541 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  CAS-BOT-BC279071  Festuca rubra A. A. Heller 1921-7-17 13580 Siskiyou Slope of Mt. Eddy west of Wagon Creek 2133 Comment
  RSA238398  Festuca subulata Frederick W. Oettinger 1969-9-4 1655 Siskiyou Margin of dry meadow below Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1890 Comment
  CAS-BOT-BC278642  Festuca subulata A. A. Beetle; G. L. Stebbins, Jr. 1942-6-1 3440 Siskiyou Banks of Klamath River near Happy Camp Comment
  CAS-BOT-BC437077  Fragaria vesca subsp. bracteata G. P. Rixford No date on label. s.n. Siskiyou Hilt Comment
  CAS-BOT-BC447516  Fragaria virginiana var. platypetala Geo. D. Butler 1910-5-10 1315 Siskiyou Goosenest foothills 1524 Comment
  CAS-BOT-BC447518  Fragaria virginiana var. platypetala Wm. Bridge Cooke 1938-7-15 11251 Siskiyou Wagon Camp. Occasional along the outer fringe of the meadow in dry locations. 1737 Comment
  CAS-BOT-BC59976  Frangula purshiana Alice Eastwood 1921-7-30 11007 Siskiyou Soda Creek. Comment
  CAS-BOT-BC55700  Frangula rubra subsp. modocensis John Thomas Howell 1934-7-4 12402 Siskiyou Se. corner of Siskiyou Co. Comment
  RSA60644  Frasera albicaulis var. nitida Dorothy Parker 1948-7-11 103 Siskiyou Shovel Creek, near Beswick. 1012 Comment
  UC1174947  Fraxinus latifolia P. C. Everett and E. K. Balls 1959-10-24 23948 Siskiyou 3.3 mi nw from Forks along Salmon River (Sawyers Bar To Somesbar) 365 Comment
  UC61684  Fraxinus latifolia Geo. B. Grant Sep 1904 5181 Siskiyou Dunsmuir Mount Shasta 609 Comment
  SBBG994  Fritillaria atropurpurea H. and M. Dearing 1939-6-28 2185 Siskiyou Wagon Camp, Mt Shasta 1828 Comment
  RSA237919  Fritillaria atropurpurea Frederick W. Oettinger 1968-8-18 582 Siskiyou North end of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area 1921 Comment
  RSA256590  Fritillaria pudica J. P. Smith 1974-5-26 7581 Siskiyou Along Forest Service road 47N03, 1.4 mile northeast of Chandler Glade 1768 Comment
  POM170289  Fritillaria recurva Geo D. Butler 1910-4-17 1191 Siskiyou Near Yreka. Comment
  RSA367754  Fritillaria recurva A. Sandig 1917-05 s.n. Siskiyou Mt. Shasta region [possibly also Shasta Co.] Comment
  UC336988  Galium aparine unknown Siskiyou near Shasta Comment
  UCD121734  Galium aparine J. M. Tucker 1950-7-23 1935 Siskiyou West of Mount Shasta High School, town of Mount Shasta. Comment
  HSC61793  Galium bifolium Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  UC1409415  Galium bifolium Frederick W. Oettinger 1969-7-9 937 Siskiyou meadow nw Upper English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1798 Comment
  JEPS6704  Galium bolanderi Geo. D. Butler 1909-7-15 946 Siskiyou Highland Mine Comment
  UC888785  Galium bolanderi A. A. Heller 1915-8-26 12249 Siskiyou foot of mt. Mt. Eddy, Wagon Creek 1127 Comment
  UCR64602  Galium bolanderi L. C. Wheeler 1934-8-30 3228 Siskiyou Siskiyou Mountains: Trapper Creek 1585 Comment
  JEPS101156  Galium serpenticum subsp. scotticum Dean W. Taylor 1996-6-18 15701 Siskiyou Scott Mountains; bordering Shasta Valley, hillslopes about 4 miles south of Gazelle; Shasta-Trinity National Forests 1249 Comment
  HSC68476  Galium triflorum Maralyn A. Renner 1980-6-26 1217 Siskiyou SE edge of Flint Valley. 1390 Comment
  UC1258466  Galium triflorum John Palmer 1980-8-15 966 Siskiyou ne Seiad Low Gap (on spur of F.S. Rd 46N50); Klamath National Forest, Seiad Valley Quad. 1097 Comment
  HSC29316  Galium triflorum Frederick W. Oettinger 1968-8-7 436 Siskiyou Marble Mtn. Wilderness Area, along trail on E side of Hancock Lake 1936 Comment
  HSC61792  Galium triflorum Al Hobart 1967-7-5 Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC200582  Garrya buxifolia Doris K. Kildale 1929-8-24 8836 Siskiyou Preston Peak 2133 Comment
  CAS-BOT-BC182152  Garrya fremontii C. Hart Merriam 1907-9-26 s.n. Siskiyou Shovel Creek, Klamath Canyon, near Klamath Hot Spgs. Comment
  CAS-BOT-BC182233  Garrya fremontii J. H. Thomas 1954-5-14 4186 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville 1219 Comment
  CAS-BOT-BC182271  Garrya fremontii Alice Eastwood 1921-7-24 10712 Siskiyou Castle Lake Comment
  HSC63076  Garrya fremontii David Wheeler 1979-4-7 24 Siskiyou Comment
  JEPS101165  Garrya fremontii Dean W. Taylor 1996-6-19 15711 Siskiyou Lime Gulch; bordering Shasta Valley (about 15 miles south of Yreka) 1188 Comment
  RSA300516  Garrya fremontii John Dourley, Walter Wisura 1982-10-17 3879 Siskiyou Mill Creek Ridge, ca. 18 mi N of Happy Camp, along old road up Indian Creek. 1524 Comment
  RSA44064  Garrya fremontii W. Bridge Cooke 1941-9-16 16319 Siskiyou Along the Castle Lake Road. Comment
  HSC19178  Gaultheria humifusa J. O. Sawyer 1968-7-9 452 Siskiyou W of Little Duck Lake. 1936 Comment
  HSC30575  Gaultheria ovatifolia Frederick W. Oettinger 1968-9-8 785 Siskiyou Marble Mountain Wilderness Area, High Lake Basins, English Lake 1753 Comment
  JEPS74436  Gayophytum diffusum subsp. parviflorum W. J. Ferlatte 1966-8-2 237 Siskiyou Big Flat Trinity Alps (wooded area near public camp) 1524 Comment
  UC114767  Gayophytum diffusum subsp. parviflorum W. Bridge Cooke 1956-7-19 30311 Siskiyou below Wagon Camp; Mt. Shasta Comment
  HSC16313  Gayophytum diffusum subsp. parviflorum D. M. Thomson 1965-6-19 97 Siskiyou Lava Beds National Monument, Merril Ice Cave by side of trail Comment
  HSC78319  Gayophytum diffusum subsp. parviflorum L. P. Janeway 1983-8-16 538 Siskiyou At Poker Flat, road edge at upper portion of meadow 1524 Comment
  RSA34394  Gayophytum diffusum subsp. parviflorum W. Bridge Cooke 1947-8-9 17790 Siskiyou Around Horse Camp, Mount Shasta. 2439 Comment
  UC61504  Gayophytum heterozygum W. A. Setchell, C. C. Dobie 1902-7-15 Siskiyou Sisson Mount Shasta Comment
  POM258620  Gayophytum heterozygum W. Bridge Cooke 1940-7-12 15340 Siskiyou Mount Shasta: along the Memorial Highway below MacBride Springs. 1372 Comment
  POM258621  Gayophytum heterozygum W. Bridge Cooke 1940-7-12 15335 Siskiyou Mount Shasta: along the Memorial Highway below MacBride Springs. 1220 Comment
  HSC16395  Gayophytum humile R. C. Wunner 1965-6-7 113 Siskiyou Lava Beds N.M., 0.5 mi. from Indian Well Campground on road to Dragon Head Cave Comment
  HSC29484  Gayophytum humile Frederick W. Oettinger 1969-8-14 1379 Siskiyou Marble Mtn. Wilderness Area, camp site, English Lake 1738 Comment
  SEINET3150076  Gayophytum ramosissimum L. S. Rose 1937-7-28 37599 Siskiyou Shasta Springs 914 Comment
  HSC91275  Gentiana calycosa Jennifer Whipple 1976-9-2 1765 Siskiyou Wagon Creek drainage near Wagon Creek 2195 Comment
  JEPS80608  Gentiana calycosa Gilbert Muth 1965-8-6 175 Siskiyou trail behind Black Mountain; Marble Mt. Wilderness Area 1975 Comment
  UC1540144  Gentiana calycosa Dean Wm. Taylor and Glenn L. Clifton 1987-8-5 9228 Siskiyou Forest Road 36N06 at crossing Tate Creek; headwaters McCloud River drainage 1484 Comment
  UC609349  Gentiana calycosa Eleanor Burks Hart 1938-8-16 899 Siskiyou moist hillside on e side of lake Scott Bar Quad, Boulder Pk., Lower Wright Lake 2103 Comment
  RSA183726  Gentiana calycosa Gilbert Muth 1965-8-6 175 Siskiyou On trail behind Black Mt., Marble Mountains. Comment
  UCD169045  Gentiana newberryi B. Crampton 1956-8-21 3819 Siskiyou South slope of Gumboot Lake, headwater of the south Fork of the Sacramento River. 1920 Comment
  HSC41060  Gentiana newberryi J. O. Sawyer 1969-8-17 1972 Siskiyou W of Little Duck Lake 2012 Comment
  SEINET8586417  Gentiana newberryi M. J. Williams 1967-9-2 s.n. Siskiyou Mount Eddy, Deadfall Lake Trail. 1951 Comment
  CHSC657  Gentiana newberryi var. newberryi E. G. England 1939-7-16 Siskiyou Mt. Eddy. Comment
  SEINET3151360  Geranium incisum G. D. Butler 1910-6-6 1458 Siskiyou Quartz Valley Comment
  UC163809  Geranium viscosissimum Geo. D. Butler 1910-6-6 1458 Siskiyou Quartz Valley Comment
  UC172723  Geum aleppicum Katharine Brandegee 1887-7-1 Siskiyou Sisson Comment
  JEPS83037  Geum triflorum L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2301 Siskiyou 0.8 mi s Bray junction (on U.S. Hwy 97, Murphy Wells); Murphy Wells 1493 Comment
  UCD18941  Gilia capitata A. H. Murphy 1955-7-29 55 L Siskiyou Klamath National Forest, Marble Mountains, Clear Lake. 1798 Comment
  HSC46241  Gilia capitata Jennifer Whipple 1978-6-5 2324 Siskiyou Weston Gulch in Scott Valley 854 Comment
  UC23896  Gilia capitata subsp. capitata T. H. Gilbert June 15 1899-July 15, 1899 Siskiyou Scott River Valley Comment
  UC643267  Gilia sinuata W. Bridge Cooke 1940-6-4 15008 Siskiyou along Bolam Road (on the n side of the mountain); Mount Shasta, n side of the mountain Comment
  HSC44649  Githopsis specularioides J. P. Smith 1973-5-5 6534 Siskiyou Scott Bar along the Scott River Comment
  RSA436245  Githopsis specularioides James Payne Smith 1973-5-5 6534 Siskiyou Scott Bar along the Scott River. Comment
  CAS-BOT-BC282719  Glyceria elata A. A. Heller 1916-7-20 12465 Siskiyou Metcalf's Ranch, northeast base of Mt. Eddy 1158 Comment
  CAS-BOT-BC282723  Glyceria elata John Thomas Howell 1937-7-22 13272 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC69134  Glyceria elata Maralyn A. Renner 1980-8-4 2230 Siskiyou Flint Valley 1390 Comment
  RSA239000  Glyceria striata Frederick W. Oettinger 1969-8-19 1468 Siskiyou Southwest of Arrow Peak, north of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  RSA239001  Glyceria striata Frederick W. Oettinger 1968-9-2 665 Siskiyou Southwest of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  RSA239002  Glyceria striata Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1202 Siskiyou Willow Spring on trail from English Trail to Abbot's Upper Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  HSC2133  Glycyrrhiza lepidota C. B. Wolf 1927-8-26 1022 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  HSC2268  Gnaphalium palustre Geo. D. Butler 1910-6-12 1560 Siskiyou Yreka Creek Comment
  HSC19435  Goodyera oblongifolia J. O. Sawyer 1969-8-11 2004 Siskiyou Along S French Creek 1692 Comment
  CAS-BOT-BC388470  Gypsophila paniculata T. C. Fuller 1967-6-29 16038 Siskiyou W. of Medo-Bel Dairy, College Ave., s.w. part of Weed Comment
  JEPS25535  Hackelia californica Rimo Bacigalupi with Lincoln Constance 1959-6-16 7150 Siskiyou 0.3 mi e of Deadhorse Summit (along State Hwy 89) 1341 Comment
  POM254007  Hackelia setosa C. L. Hitchcock, J. S. Martin 1939-7-6 5220 Siskiyou On Takilma-Happy camp road. 1677 Comment
  RSA495512  Hackelia setosa Elaine Joyal, D. Mehlman 1988-6-25 1271 Siskiyou Happy Camp - Takilma road at turn-off to Bolan Lake 1524 Comment
  UC1222246  Hackelia setosa Joseph P. Tracy 1951-6-16 19470 Siskiyou near Oregon-California State Line (on the Takilma-Happy Camp Road); Takilma-Happy Camp Road Comment
  CAS-BOT-BC504599  Hastingsia alba Annie M. Alexander; Louise Kellogg 1949-7-23 5855 Siskiyou Start of trail to Bear lake, Paradise Lake, Marble Mountains 1920 Comment
  CAS-BOT-BC504603  Hastingsia alba Doris K. Kildale 1928-7-1 5332 Siskiyou Forks of Salmon, Salmon River Comment
  CAS-BOT-BC504616  Hastingsia alba anonymous no date on the lable. s.n. Siskiyou Siskiyou Comment
  CAS-BOT-BC504618  Hastingsia alba Laura Lorraine; Roxana S. Ferris 1948-6-12 11730 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  SEINET12044228  Hastingsia alba W. L. Jepson 1894-1 s.n. Siskiyou upper Sacramento, Sisson [Mount Shasta] Comment
  CHSC110531  Hazardia whitneyi var. discoidea Julie Kierstead Nelson 2011-8-23 2011 -46 Siskiyou Eastern Klamath Mountains, The Eddys. North side of Fawn Creek, 2 miles NE of Gumboot Lake. Comment
  RSA237499  Hazardia whitneyi var. discoidea Frederick W. Oettinger 1968-9-3 684 Siskiyou Above Horse's Hole near Horse Range Lake . The Salmon Mtns. High Lakes Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC1282032  Helenium bigelovii Louise Kellogg Aug 8 1953-Aug 9 1953 122 Siskiyou Scott Mountain Public Campground Klamath National Forest, Scott Mountains 1630 Comment
  RSA211511  Helenium bigelovii William J. Ferlatte 1967-8-17 947 Siskiyou Trinity Alps; Yellow Rose Mine. 1982 Comment
  UC1282023  Helenium bigelovii Louise Kellogg 1953-8-8 112 Siskiyou on road between Callahan and Trinity Center (nw slope of Scott Mountain); Klamath National Forest, Scott Mountain, Mule Creek 1402 Comment
  UC584277  Helenium bigelovii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2470 Siskiyou w side of river near Trumble Ranch (along road from Callahan to Carrville); Trinity River 1050 Comment
  CAS-BOT-BC305473  Helianthus annuus Carl B. Wolf 1927-8-26 1053 Siskiyou On the Klamath River, 3 mi. below Gottville Comment
  RSA298340  Helianthus annuus subsp. lenticularis J. P. Smith, Steve Selva 1970-7-17 4426 Siskiyou Along Klamath River. Comment
  CAS-BOT-BC305567  Helianthus bolanderi L. E. Smith 1913-8-13 515 Siskiyou Montague Comment
  CAS-BOT-BC305568  Helianthus bolanderi Louis C. Wheeler 1934-10-21 3334 Siskiyou Shasta Valley 2 mi. SE Yreka 853 Comment
  RSA298341  Helianthus bolanderi J. P. Smith 1971-9-18 4837 Siskiyou 2 miles west of the jct. of ca. 3 and rd 8 north Callahan. Juniper-Kellogg oak woodland 1037 Comment
  HSC101502  Hemerocallis fulva J. P. Smith, J. O. Sawyer, R. J. Cole 2010-7-11 12993 Siskiyou Fence row along Gazelle-Callahan Road. 3961 Comment
  JEPS81655  Hemizonella minima L. R. Heckard with L. Constance and R. Ornduff 1969-6-24 2296 Siskiyou on US 97 0.8 mi s Bray Junction; Murphy Wells 1493 Comment
  CDA7040  Hemizonia fitchii C. Shelley 1964-9-15 Siskiyou From yard of Ray Pruett, Yreka. 0 Comment
  RSA183682  Heracleum maximum Gilbert Muth 1965-7-28 129 Siskiyou Marble Valley Guard Station, Marble Valley Comment
  POM215863  Herniaria hirsuta subsp. cinerea L. C. Wheeler 1935-6-15 3588 Siskiyou 3 miles W of Greenview, Scott Valley. 884 Comment
  CHSC71302  Hesperochiron californicus Vernon H. Oswald; Lowell Ahart 1998-6-11 9203 Siskiyou Dry lake on the south side of Tennant Rd. ca. 9 air mi east of Grass Lake, ca. 22 air mi northeast of Weed. 1402 Comment
  JEPS24011  Hesperolinon micranthum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6872 Siskiyou along the road 4.7 mi below (n of) Scott Mtn. (road summit, just s of and above Callahan) 1127 Comment
  CHSC65222  Heterocodon rariflorum Julie Kierstead; Barbara Ertter 1990-7-15 Siskiyou Mt. Shasta Ranger District. Morgan Meadows, 6 miles west of Mt. Shasta city. 1584 Comment
  SEINET10460606  Heterocodon rariflorum Willis L. Jepson Jepson 20116 Siskiyou BIG BEAR FLAT 5 MI SE OF BARTLE Comment
  UCR78457  Heterotheca oregona Scott D. White, J. Greene 1993-8-24 1837 Siskiyou Klamath River, 'Presidio Bar' (off Hwy 96) 152 Comment
Read comments
Oct 9 2010
  CAS-BOT-BC420738  Heuchera merriamii L. R. Short 1933-8-6 24 Siskiyou Klamath Forest 1889 Comment
  RSA22033  Heuchera merriamii John T. Howell 1939-8-2 14863 Siskiyou Spirit Lake, Marble Mts. Comment
  CAS-BOT-BC420736  Heuchera merriamii Lester Rowntree 1936-7-13 s.n. Siskiyou Granite Creek, Trinity Mts. Comment
  RSA0063195  Heuchera merriamii G. D. Barbe 1955-8-5 367 Siskiyou Growing along the trail to Caribou Lake. Salmon Mtns. 2409 Comment
  SJSU6495  Heuchera micrantha R. W. Trivelpiece 1972-6-14 111 Siskiyou Vann Cr near Bear Peak c. 15 mi SW of Happy Camp 1371 Comment
  CAS-BOT-BC319699  Hieracium albiflorum John Thomas Howell 1939-8-6 15102 Siskiyou Elk Mt., Marble Mts. Comment
  UC166115  Hieracium albiflorum Geo. D. Butler 1910-6-5 1483 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC319689  Hieracium albiflorum E. C. Johnston 1931-8-1 s.n. Siskiyou Mouth of Klamath River Comment
  HSC22257  Hieracium albiflorum J. O. Sawyer 1968-7-10 490 Siskiyou 1768 Comment
  RSA721137  Hieracium albiflorum Leo Miller 1938-07 s.n. Siskiyou Siskiyou Mountains. 915 Comment
  CAS-BOT-BC316031  Hieracium scouleri Lewis S. Rose 1936-7-29 36704 Siskiyou Shasta Springs 762 Comment
  CAS-BOT-BC320104  Hieracium triste J. M. Tucker; L. K. Mann 1963-8-19 3783 Siskiyou Headwaters of Canyon Creek, Marble Mountain Wilderness Area 1920 Comment
  CAS-BOT-BC320105  Hieracium triste John Thomas Howell 1939-8-8 15152 Siskiyou Black Mt., Marble Mts. Comment
  HSC22178  Hieracium triste J. O. Sawyer 1969-8-3 1726 Siskiyou W of Little Duck Lake 2195 Comment
  HSC22097  Holodiscus discolor J. O. Sawyer 1969-8-5 1949 Siskiyou Along S Sugar Creek 1921 Comment
  CAS-BOT-BC152361  Holodiscus discolor var. discolor E. K. Balls 1949-7-10 13960 Siskiyou 8 miles from Sawyers Bar on the way to Cecilville 792 Comment
  CAS-BOT-BC150135  Holodiscus microphyllus var. glabrescens Elmer I. Applegate 1923-8-18 3873 Siskiyou Crest of Redshale Mountain, east side of Medicine Lake Comment
  HSC4859  Holodiscus microphyllus var. glabrescens J. O. Sawyer 1968-6-18 227 Siskiyou Headwaters of Blake's Fork of S Russian Creek 1738 Comment
  CAS-BOT-BC94844  Holodiscus microphyllus var. microphyllus R. C. Wenk 2005-7-15 210 Siskiyou Trinity Alps, above South Fork of the Salmon River, along Yellow Rose Mine trail 2133 Comment
  CHSC69099  Hordeum brachyantherum subsp. brachyantherum Vernon Oswald; Lowell Ahart 1997-7-28 8787 Siskiyou Southeast of Medicine Lake on road 43N54 at a meadow 0.6 mi southeast of Paynes Springs. 1920 Comment
  JEPS107373  Hordeum jubatum Lowell Ahart, John Dittes 2005-6-9 12023 Siskiyou Field, on the east side of a poor rock fence, about 400 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
  UC1157301  Hordeum jubatum W. B. and V. G. Cooke 1966-7-17 37253 Siskiyou Widow Springs Mount Shasta, Widow Springs 1524 Comment
  CAS-BOT-BC143947  Horkelia daucifolia H. D. Ripley; R. C. Barneby 1948-7-5 9632 Siskiyou 2 mi. SW. of Yreka 853 Comment
  RSA166765  Horkelia daucifolia H. Dearing, M. Dearing 1939-6-3 s.n. Siskiyou Near Scotts Bar Comment
  RSA256593  Horkelia daucifolia J. P. Smith 1974-5-25 7509 Siskiyou 2.4 miles west of its jct. with State Route 3. 976 Comment
  JEPS80666  Horkelia fusca subsp. parviflora W. B. & V. G. Cooke 1970-7-22 42689 Siskiyou 0.5 mi above US-97 (Andesite Road); Mt. Shasta Comment
  UC481096  Horkelia fusca subsp. parviflora W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta Comment
  UC12375  Horkelia tridentata subsp. tridentata C. B. Bradley 1879-1 Siskiyou Comment
  HSC26211  Horkelia tridentata var. flavescens J. P. Smith, J. O. Sawyer 1972-5-27 5348 Siskiyou Hwy. 3 near the Scott Mtn. Campground on divide between Scott and Trinity Rivers 1601 Comment
  HSC24699  Hosackia crassifolia J. O. Sawyer 1969-7-25 1523 Siskiyou SE facing slope W of Sugar Lake 1845 Comment
  CAS-BOT-BC201132  Hosackia crassifolia Doris K. Kildale 1929-7-20 8720 Siskiyou Raspberry Lake, near head South Fork Indian Creek 1828 Comment
  LA47886  Hosackia crassifolia var. crassifolia Wm. Bridge Cooke; 1940-7-26 15360 Siskiyou Mount Shasta, around the Black Butte Spring 1219 Comment
  CAS-BOT-BC312573  Hulsea nana Elmer I. Applegate 1935-6-11 9515 Siskiyou Cinder crater of Cinder Cone near west boundary of Lava Beds National Monument Comment
  UC666569  Hydrophyllum occidentale A. A. Beetle with G. L. Stebbins Jr. 1942-6-1 3418 Siskiyou 5 mi w Gazelle (canyon n of Willow Creek) Comment
  RSA105309  Hymenoxys lemmonii Milo S. Baker 1955-6-26 13075 Siskiyou Hwy 99, 4 miles south of Gazella 915 Comment
  RSA114967  Hymenoxys lemmonii E. K. Balls, Lenz 1956-6-18 21723 Siskiyou 5.7 miles SE of Gazelle, Hwy 99, Yreka to Dunsmuir. 884 Comment
  UC718165  Hymenoxys lemmonii Carl B. Wolf 1934-7-5 5976 Siskiyou 4 6/10 mi n Gazelle; Shasta Valley 822 Comment
  CAS-BOT-BC312853  Hymenoxys lemmonii Elmer I. Applegate 1929-6-18 5736 Siskiyou Shasta Valley north of Edgewood Comment
  HSC65494  Hypericum anagalloides R. White 1977-7-7 105 Siskiyou Devil's Punchbowl, NE shore 1433 Comment
  UC1483537  Hypericum anagalloides Maralyn A. Renner 1980-8-21 2567 Siskiyou Klamath Nat'l Forest, s. corner boundary Coffee Creek Quad., Kidd Creek Klamath Nat'l Forest, Coffee Creek Quad., Kidd Creek 2042 Comment
  CAS-BOT-BC400990  Hypericum anagalloides W. R. Dudley 1899-8-15 s.n. Siskiyou Black Fox Mountains Comment
  POM95938  Idahoa scapigera Geo. D. Butler 1909-2-14 571 Siskiyou Near Yreka. Comment
  HSC89866  Iliamna bakeri L. R. Heckard, Lincoln Constance, Robert Ornduff 1969-6-24 2290 Siskiyou NW side of Mt. Shasta along Hwy. 97, 0.7 miles S of Bolam road junction Comment
  CDA35743  Iliamna bakeri D. H. Shaw 1971-8-4 Siskiyou Spring Hill, Mt. Shasta. 0 Comment
  RSA172017  Iliamna bakeri F. W. Peirson 1923-7-17 3772 Siskiyou Whitney Creek, foot of Mt. Shasta Comment
  UC455677  Ipomopsis aggregata I. J. Condit 1911-7-22 Siskiyou below Horse Camp; Mt. Shasta 2286 Comment
  HSC226  Ipomopsis aggregata William J. Ferlatte 1966-7-7 209 Siskiyou NW side of Caribou Mtn. 1829 Comment
  CHSC9507  Ipomopsis aggregata subsp. formosissima J. F. Goodwin 1971-7-3 143 Siskiyou South side of road, 9.5 mi. south of Mt. Shasta Ski Bowl area. 1432 Comment
  RSA101648  Ipomopsis aggregata subsp. formosissima T. Macbride 1894-08 s.n. Siskiyou Mt. Shasta, California Comment
  CHSC4534  Ipomopsis arizonica J. E. Bowlin 1967-7-18 58 Siskiyou On roadside, ca. 4 mi w of Mount Shasta Ski Bowl. 1981 Comment
Read comments
Jul 13 2018
  RSA366802  Iris hartwegii E. Yale Dawson 1948-7-16 5099 -a Siskiyou Grass Lake; Margins of Grass Lake, a drying, vernal lake north of Mount Shasta 1524 Comment
  POM168907  Iris macrosiphon H. P. Chandler 1901-06 1570 Siskiyou Near Marble Mtn. 1829 Comment
  SEINET4061569  Iris missouriensis C. Davidson 1975-1 2667 Siskiyou 0.8 miles from gate on special service road branching southeast of road from Gazelle to Callahan. Roughly 9.3 miles west of Gazelle in the Klamath National Forest. 1508 Comment
  CAS-BOT-BC88660  Isatis tinctoria T. C. Fuller 1962-6-11 8956 Siskiyou East side of Highway 99 to Black Butte Summit, 4.1 miles south of Weed. Comment
  CDA3770  Isatis tinctoria Margaret Bellue Jun 1935 Siskiyou Scott Valley. 0 Comment
  HSC64125  Isatis tinctoria J. P. Smith 1973-5-5 6526 Siskiyou Scott Bar along the Scott River Comment
  RSA184739  Isatis tinctoria Gilbert Muth 1966-7-5 349 Siskiyou Lovers Camp, Marble Valley, Marble Mtns. 1250 Comment
  CAS-BOT-BC57772  Isoetes Clare B. Hardham 1965-8-20 13022 Siskiyou Cudahy Lakes, Marble Lakes. Comment
  RSA237981  Isoetes Frederick W. Oettinger 1968-8-5 708 Siskiyou Above Diamond Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak, Marble Mountain wilderness area. 2073 Comment
  UC371168  Isoetes bolanderi G. D. Butler 1908-8-8 254 Siskiyou Wooly Creek 1524 Comment
  RSA237966  Isoetes bolanderi Frederick W. Oettinger 1969-8-18 1418 Siskiyou W side of Horse Range Lake. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1822 Comment
  CAS-BOT-BC139771  Ivesia gordonii Lester Rowntree 1936-7-16 s.n. Siskiyou Divide in Trinity Mts. above Granite Creek Comment
  JEPS91218  Ivesia gordonii Dean W. Taylor 1988-7-10 9963 Siskiyou summit ridge Mt. Eddy 2750 Comment
  JEPS109907  Ivesia pickeringii Dean W. Taylor 1996-7-11 15781 Siskiyou Scott Mountains; West Fork Parks Creek (about 15 air miles west of Weed & 1 air mile west of Stewart Springs); Shasta-Trinity National Forest 1328 Comment
  CDA39574  Juglans hindsii D. H. Shaw &Q. L. Holdeman 1977-9-26 s.n. Siskiyou Klamath River Lodge, Klamath River. 0 Comment
  CAS-BOT-BC110022  Juncus Melissa A. Berry 1957-7-11 s.n. Siskiyou Parrott Mill Road, vicinity of Callahan. 1066 Comment
  JEPS74128  Juncus balticus Geo. D. Butler 1910-5-26 1409 Siskiyou Yreka Comment
  RSA368327  Juncus drummondii L. C. Wheeler 1934-8-9 3088 Siskiyou Siskiyou Mountains: Head of Jaynes Canyon. 1981 Comment
  HSC22405  Juncus ensifolius J. O. Sawyer 1969-7-23 1444 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  HSC77290  Juncus exiguus L. P. Janeway 1983-6-25 328 Siskiyou 350 m N of W Branch Guard Station 671 Comment
  CAS-BOT-BC110802  Juncus mertensianus John Thomas Howell 1937-7-22 13271 Siskiyou South Fork of Salmon River near Big Flat. 1524 Comment
  CAS-BOT-BC127621  Juncus mertensianus Robert F. Thorne; Fred Oettinger 1969-8-10 38954 Siskiyou Mount Shasta National Forest. South slope of Mount Shasta, Panther Creek Meadows. 2194 Comment
  UC688901  Juncus mertensianus Vesta Holt 1943-8-11 M- 11 Siskiyou Marble Mountains Comment
  JEPS74127  Juncus mexicanus Geo. D. Butler 1909-5-23 859 Siskiyou near Yreka Comment
  POM110932  Juncus mexicanus Geo D. Butler 1910-5-1 1254 Siskiyou Near Yreka. Comment
  CHSC70073  Juncus nevadensis Jennifer Whipple 1976-7-24 1537 Siskiyou Mount Eddy, Klamath Mountains. Dale Creek drainage on the north face of Mount Eddy. 2255 Comment
  RSA142676  Juncus nevadensis Phillip A. Munz 1960-8-22 24175 Siskiyou Panther Meadows, Mt. Shasta. 2317 Comment
  HSC82380  Juncus nevadensis var. nevadensis Thomas W. Nelson, Jane 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
  LA20061  Juncus nevadensis var. nevadensis Wm. Bridge Cooke; 1940-8-22 15471 Siskiyou Mt. Shasta, near springs in Mud Creek Canyon 1981 Comment
  UCD77271  Juncus parryi Robert E. Preston 2001-6-23 1580 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake. 1889 Comment
  CAS-BOT-BC81138  Juniperus communis W. B. C. 1938-9-8 11644 Siskiyou North side of Red Butte 2468 Comment
  CAS-BOT-BC81139  Juniperus communis W. B. C. 1938-8-22 11599 Siskiyou South [Slope] slope of Diller Canyon, on the north slopes of Shastina and Shasta 2743 Comment
  CHSC65  Juniperus communis E. G. England 1939-7-16 Siskiyou Mt. Eddy. 2743 Comment
  CAS-BOT-BC81135  Juniperus communis W. B. C. 1938-8-22 11599 Siskiyou South [Slope] slope of Diller Canyon, on the north slopes of Shastina and Shasta 2743 Comment
  CAS-BOT-BC81242  Juniperus occidentalis Elmer I. Applegate 1904-6-15 3082 Siskiyou Laird, Shasta Valley Comment
  SEINET11058377  Juniperus occidentalis var. occidentalis D. Charlet, T. Charlet 1996-11-25 2346 Siskiyou Siskiyou Mountains., Klamath River, S slope above and N of river. 585 Comment
  CAS-BOT-BC56362  Kalmia microphylla subsp. microphylla H. A. Thomas; J. H. Thomas 1954-7-24 4504 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  NY790287  Keckiella corymbosa C. B. Wolf 1937-8-9 9085 Siskiyou Klamath River, 2 miles above Doolittle Creek Comment
  CAS-BOT-BC246174  Keckiella lemmonii Alice Eastwood 1912-7-23 1348 Siskiyou Cantara Comment
  CAS-BOT-BC246175  Keckiella lemmonii Alice Eastwood 1917-9-2 6635 Siskiyou Shasta Springs Comment
  JEPS10864  Keckiella lemmonii Milo S. Baker 1893-6 Siskiyou near Dunsmuir; Sacramento Canyon Comment
  CHSC1617  Kelloggia galioides V. Holt 1932-7-25 Siskiyou On Mt. Shasta. 1463 Comment
  SD76172  Kelloggia galioides Helen V. Witham 1969-10-6 558 Siskiyou Rocky slope above Kangaroo Lake, Scott Mts. 2400 Comment
  UC102432  Kelloggia galioides Brandegee Jul 1887 Siskiyou Sisson Comment
  LA208510  Kelloggia galioides W. B. C.; 1937-7-23 9109 Siskiyou Mount Shasta, Along Sisson Southern Trail 1981 Comment
  UC70743  Koeleria macrantha T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UCD86007  Koeleria macrantha L. Whitney 1934-6-29 2293 Siskiyou Tennant. 1524 Comment
  CAS-BOT-BC499661  Kopsiopsis strobilacea Marion Ownbey; Fred G. Meyer 1940-7-7 2220 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  JEPS40203  Kyhosia bolanderi Geo. D. Butler 1908-8-4 299 Siskiyou head Shackelford Creek 1676 Comment
  OBI55441  Lactuca biennis David J. Keil 1992-7-20 23502 Siskiyou Klamath NF. Along Forest Rd 46N64, 2.8 mi W of Scott river rd Comment
  CAS-BOT-BC341700  Lagophylla ramosissima Palmer Stockwell 1934-7-16 77 Siskiyou Weed Comment
  HSC67990  Lagophylla ramosissima J. P. Smith 1974-5-25 7373 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  SEINET3145112  Lathyrus nevadensis G. D. Butler 1910-6-19 1588 Siskiyou Goosenest foothills Comment
  UCD106389  Lathyrus nevadensis Alfred H. Murphy 1961-7-19 61 F Siskiyou Marble Mtns. Klamath National Forest, Sky High Valley, north end. 1584 Comment
  UC163839  Lathyrus nevadensis var. nevadensis Geo. D. Butler 1909-6-22 916 Siskiyou Goosenest foothills Goosenest Comment
  CHSC33171  Lepidium campestre R. E. Preston 1981-5-2 54 Siskiyou At Camp Creek Recreation Area, on Irongate Reservoir, ca. 32 km ne of Yreka. 700 Comment
  SEINET7042781  Lepidium campestre A. G. Vestal 1955-5-17 s.n. Siskiyou Scott Valley, 0.8 mile north of Etna on route 3. Etna quadrangle UTM Zone 10, 508563mE, 4590750mN. Comment
  CHSC91382  Leptosiphon bolanderi Lowell Ahart; John Dittes 2005-6-10 12087 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
  POM208354  Leptosiphon ciliatus L. C. Wheeler 1934-6-11 2688 Siskiyou Siskiyou Mts., Mt. Diablo Mer., North Hungry Creek 1220 Comment
  JEPS53797  Lesquerella occidentalis subsp. occidentalis W. L. Jepson 1907-7-5 2835 Siskiyou Marble Mt. Comment
  UC165308  Lesquerella occidentalis subsp. occidentalis Geo. D. Butler 1910-5-15 1342 Siskiyou Greenhorn Mountain 1066 Comment
  CAS-BOT-BC341896  Lessingia nemaclada A. A. Heller 1916-7-23 12494 Siskiyou At Dunsmuir 640 Comment
  CAS-BOT-BC341898  Lessingia nemaclada H. A. Thomas; J. H. Thomas 1954-7-21 4383 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. West side of Rush Creek 975 Comment
  CAS-BOT-BC341902  Lessingia nemaclada Elmer I. Applegate 1923-9-7 3948 Siskiyou Doggett Creek, Klamath River canyon Comment
  RSA659527  Leucothoe davisiae Gary D. Wallace 1990-7-1 2954 Siskiyou Trinity Mountains: SW of Shasta City, Cedar Basin Research Area. 1828 Comment
  SJSU6542  Leucothoe davisiae R. W. Trivelpiece 1973-6-22 153 Siskiyou trail to Big Duck Lakes, Scott R drainage c. 7 mi W of Callahan 1920 Comment
  CAS-BOT-BC444052  Lewisia cotyledon var. cotyledon Geo. D. Butler 1990-7-20 960 Siskiyou Highland Mine 1828 Comment
  CAS-BOT-BC444082  Lewisia leeana Doris K. Kildale 1929-8-24 8824 Siskiyou Preston Peak 2225 Comment
  UC635337  Lewisia leeana Dorothy Tebbe 1930-7-22 13 Siskiyou Crater Lake, Mount Eddy Mount Eddy, Crater Lake Comment
  CHSC114575  Lewisia leeana M. S. Taylor 1980-7-8 3093 Siskiyou Shasta-Trinity National Forests, Mt. Shasta Ranger District, S side of Little Castle. 1767 Comment
  RSA237331  Lewisia leeana Frederick W. Oettinger 1967-7-8 166 Siskiyou Near Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  UC1408940  Lewisia triphylla Frederick W. Oettinger 1969-7-10 947 Siskiyou n Upper English Lake; Salmon Mountains, High Lake Basins, Marble Mountain Wilderne 1950 Comment
  CAS-BOT-BC272173  Leymus triticoides Louis C. Wheeler 1934-9-22 3293 Siskiyou Walker, Klamath Forest 518 Comment
  UCD87758  Leymus triticoides G. L. Stebbins Jr.; P. Dansereau, C. McMillan and K. Narayan 1949-8-8 4015 Siskiyou 2.5 miles S of Grenada, along RR right of way. 792 Comment
  HSC410  Ligusticum californicum William J. Ferlatte 1967-8-23 1098 Siskiyou Head of Kidd Creek 2256 Comment
  HSC81751  Ligusticum californicum Thomas W. Nelson, Jane P. Nelson 1980-7-20 6188 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  RSA261387  Ligusticum californicum J. M. Tucker 1974-7-28 4313 Siskiyou Adjacent to camp at Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  CAS-BOT-BC509359  Lilium kelleyanum Wayne Roderick 1967-7-28 s.n. Siskiyou North of center of the town of Mt. Shasta. In large bog, between old Hwy. and R.R. 1066 Comment
  CAS-BOT-BC509363  Lilium kelleyanum Albert M. Vollmer; Ira L. Wiggins 1940-7-5 7 Siskiyou On bottom of canyon and along banks of Cow Creek about 10 miles NE of Sawyer's Bar, on road to Etna. 975 Comment
  RSA518681  Lilium kelleyanum L. R. Heckard, P. Rubtzoff 1971-8-1 2686 Siskiyou Road from Stewarts Springs to The Eddys, 4 miles below the summit of Mt. Eddy ridge 1585 Comment
  RSA761679  Lilium pardalinum Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63355 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  SEINET8264767  Lilium pardalinum Lincoln Constance 1928-6-9 Siskiyou Weed. Comment
  UC1334272  Lilium pardalinum subsp. shastense Albert M. Vollmer and Ira L. Wiggins 1940-7-5 7 Siskiyou ca. 10 mi. n.e. Sawyer's Bar (along banks of Cow Creek, on rd. to Etna); Cow Creek 975 Comment
  POM109713  Lilium pardalinum subsp. vollmeri Geo D. Butler 1910-6-6 1454 Siskiyou Quartz Valley Comment
  UC726828  Linanthus ciliatus A. A. Heller 1938-7-12 15247 Siskiyou 5 mi n Weed (along U.S. Highway 97) Comment
  JEPS58437  Linanthus harknessii W. L. Jepson 1940-7-3 20115 Siskiyou about 5 mi se Bartle; Big Bear Flat 1219 Comment
  UC722477  Linanthus harknessii C. L. Hitchcock and J. S. Martin 1939-7-6 5214 Siskiyou on Takilma to Happy Camp road 1676 Comment
  RSA31646  Linanthus pungens subsp. pulchriflorus A. A. Heller 1938-7-12 15254 Siskiyou Sixteen miles north of Weed on U.S. Highway #97. Comment
  CAS-BOT-BC416403  Linnaea borealis subsp. longiflora A. A. Heller 1919-6-20 13259 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  RSA0087562  Linnaea borealis subsp. longiflora Frederick W. Oettinger 1969-8-9 1319 Siskiyou Salmon Mountains: vicinity of English Peak, Marble Mountain Wilderness Area. Stream crossing approx. 0.6 mi. before the last crossing of the North Fork River en route up to Abbotts Upper Cabin on the main trail. 1356 Comment
  UC169897  Linum lewisii Harley P. Chandler June, 1901 1652 Siskiyou North Coast Ranges, Marble Mountain Marble Mountain; North Coast Ranges, Marble Mountain 2438 Comment
  UC1408889  Listera convallarioides F. W. Oettinger 1969-8-12 1334 Siskiyou between Yellow Dog Creek and Abbott's Lower Cabin (stream spring at the Cedars, along Main North Fork Trail); Salmon Mountains 960 Comment
  SEINET13953010 Image available Lithocarpus densiflorus A. A. Heller 1915-1 12248 Siskiyou Wagon creek at foot of Mt. Eddy 1128 Comment
  CAS-BOT-BC432322  Lithophragma campanulatum Roxana S. Ferris; Laura Lorraine 1948-6-12 11804 Siskiyou At Mule Creek crossing on Scott Mountain Road S of Callahan 1524 Comment
  HSC36949  Lithophragma glabrum J. P. Smith 1974-5-26 7565 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC838  Lithophragma glabrum William J. Ferlatte 1967-7-9 695 Siskiyou Kidd Creek Trail 1982 Comment
  JEPS20030  Lithophragma glabrum George D. Butler 1909-3-14 558 Siskiyou near Yreka (McNulty's upper field); near Yreka Comment
  JEPS82474  Lithophragma glabrum Gilbert Muth 1966-7-8 366 Siskiyou Marble Valley Meadow; Marble Mt. Wilderness Area, Marble Valley Meadow 1792 Comment
  JEPS98786  Lolium Sue Pappalardo 1993-7-19 508 B Siskiyou about 4 mi SE of Bear Mountain Lookout (between Forest Service roads 40N38 and 40N36); Shasta Trinity National Forest, McCloud Ranger District 1300 Comment
  RSA592535  Lomatium californicum S. O. Mattoon, Ken Hansen 1978-6-16 4 Siskiyou Humbug Creek, 3 miles S of Klamath River, north slopes of Scott Bar Mountains 640 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
  CHSC59665  Lomatium macrocarpum K. Bridwell 1978-4-14 73 B Siskiyou Roadside at Weed Airport, ca. 200 yds e Hwy 5, ca. 5 mi n of Weed. 762 Comment
  HSC18962  Lomatium macrocarpum J. O. Sawyer 1969-6-10 798 Siskiyou S face near Sugar Lake 1829 Comment
  HSC36166  Lomatium macrocarpum J. P. Smith 1974-5-27 7609 Siskiyou Along FS Rd. 47N03 1280 Comment
  UC165426  Lomatium macrocarpum Geo. D. Butler 1909-5-9 744 Siskiyou hills near Yreka Comment
  RSA47656  Lomatium nevadense Roxana S. Ferris, Laura Lorraine 1948-6-16 11842 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle 1500 Comment
  UC1552567  Lomatium peckianum William J. Ferlatte and Linda M. Barker 1988-5-19 2113 Siskiyou 5 1/2 mi. n.w. Weed (s. end Weed Airport, adjacent to runway taxi-lane, 100 yds. s. of Airport buildings at s. end of Airport Runway) 893 Comment
  UC1552568  Lomatium peckianum William J. Ferlatte and Linda M. Barker 1988-5-19 2112 Siskiyou 5 1/2 mi NW of Weed (0.1 mi N of Edgewood Road on access road to Airport & Freeway Rest Area, E side of frontage road, 100 yds E of Hwy I-5) 893 Comment
  JEPS17005  Lomatium piperi Geo. D. Butler 1910-3-14 1130 Siskiyou Yreka hills Comment
  JEPS109788  Lomatium tracyi Dean W. Taylor 2002-7-27 18282 b Siskiyou Highway 3 2.3 miles North of Scott Mountain Summit 1386 Comment
  POM68734  Lonicera ciliosa Geo. D. Butler 1910-5-23 1395 Siskiyou Humbug Mtn. 1220 Comment
  RSA47618  Lonicera ciliosa Roxana S. Ferris, Laura Lorraine 1948-6-12 11731 Siskiyou French Creek Logging Road W of Callahan. 1067 Comment
  HSC4901  Lonicera conjugialis J. O. Sawyer 1968-7-10 467 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  JEPS109701  Lonicera conjugialis Dean W. Taylor 2002-7-20 18260 Siskiyou Forest Road 17 ca. 4.9 road miles (above) junction with Stewart Springs Road, Parks Creek 1737 Comment
  JEPS116590  Lonicera conjugialis Julie Kierstead Nelson with Rhonda Posey, Ross Olson 2007-8-1 2007 -025 Siskiyou The Eddys, west of Mt. Shasta. West side of Toad Lake headwaters of Middle Fork of upper Sacramento River. South China Mountain 2118 Comment
  CAS-BOT-BC240841  Lonicera interrupta Carl B. Wolf 1927-8-26 1029 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  RSA47632  Lotus douglasii Roxana S. Ferris, Laura Lorraine, R. T. Ferris 1948-6-12 11788 Siskiyou Scott Mountain Road south of Callahan. Comment
  UC1483453  Lotus oblongifolius var. oblongifolius Maralyn A. Renner 1980-6-25 1084 Siskiyou West Fork, Little South Fork Indian Creek Klamath National Forest, Preston Peak Quad. 1219 Comment
  UC160445  Lotus stipularis var. ottleyi I. J. Condit 1911-7-8 Siskiyou Shasta Retreat 762 Comment
  RSA592525  Lotus unifoliolatus S. O. Mattoon 1978-5-29 6 Siskiyou Klamath N. F.; Elliott Creek. 915 Comment
  CAS-BOT-BC201283  Lupinus Charles Piper Smith 1949-4-22 49131 Siskiyou Highway 99 - Hornbrook, 2.2 miles north Comment
  JEPS83225  Lupinus albicaulis W. L. Jepson 1940-6-27 20041 Siskiyou e slope Mt. Shasta 1828 Comment
  CDA27358  Lupinus albicaulis T. C. Fuller 1974-9-24 20030 Siskiyou Summit of Siskiyou Mountains above Reeves Ranch Spring. 0 Comment
  JEPS64892  Lupinus albicaulis var. shastensis Willis L. Jepson August 1894 8 t Siskiyou near Sisson; Mt. Shasta, Upton, near Sisson Comment
  RSA12492  Lupinus albicaulis var. shastensis Carl B. Wolf 1934-7-4 5945 Siskiyou Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains, 13.5 miles from Horse Creek Bridge on Klamath River 1524 Comment
  UC1481282  Lupinus albicaulis var. shastensis D. B. Dunn 1971-8-15 18141 Siskiyou on Hwy 89, 1/2 mi e McCloud Ranger Station; e of McCloud Ranger Station Comment
  UC965448  Lupinus albicaulis var. shastensis A. A. Heller 1915-7-18 12117 Siskiyou Metcalf's ranch Mt. Eddy (ne base of mt.) 1188 Comment
  SEINET10484530  Lupinus albicaulis var. shastensis Emmel 1974-7-20 EMMEL 519 Siskiyou Slope 0.6 air miles ese of dry lake lookout, along road between dry lake Lookout and deer camp, siskiyou mountains. T47n,r9w,sec.19 se 1/4. Montane Conifer forest. In open areas of recently logged forest. Perennial. 2.5 Ft High. 2.5 Ft wide. Abundant. Plebejus icarioides ssp & lycaeides argyrognomon Ricei adults closely associated with this plant (lepidoptera; lycaenidae) 1890 Comment
  RSA47602  Lupinus albifrons var. flumineus Roxana S. Ferris, Laura Lorraine, Daniel F. Ferris 1948-6-12 11725 Siskiyou French Creek logging road west of Callahan. 1067 Comment
  SEINET5327649  Lupinus andersonii G. Butler 1910-5-15 1349 Siskiyou Greenhorn Moutains 1067 Comment
  UC15899  Lupinus angustiflorus Milo S. Baker 1895-8-5 Siskiyou Medicine Lake Comment
  UC1303128  Lupinus argenteus A. A. Heller 1928-6-9 14607 Siskiyou near the creamery at Montague Montague Comment
  CAS-BOT-BC8426  Lupinus argenteus Amos Arthur Heller 1905-6-9 8015 Siskiyou Montague Comment
  CAS-BOT-BC196351  Lupinus argenteus var. argenteus A. A. Heller 1940-7-23 15759 Siskiyou 2 miles south of Grass Lake, on U. S. Highway #97 Comment
  HSC37523  Lupinus bicolor J. P. Smith 1974-5-25 7421 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  UC1608316  Lupinus croceus J. Kierstead 1990-7-18 90 -106 Siskiyou Forest Service Rd. 40N26 w Gumboot Lake (Mt. Shasta Ranger Dist.); , w of Gumboot Lake 1950 Comment
  UC454943  Lupinus croceus I. J. Condit 1911-7-5 Siskiyou Mt. Bradley near Shasta Retreat Mt. Bradley; Mt. Bradley near Shasta Retreat 1371 Comment
  CAS-BOT-BC215102  Lupinus croceus Mrs. H. C. Cantelow 1936-5-20 s.n. Siskiyou N slope of Scott Mountain 1158 Comment
  CAS-BOT-BC215179  Lupinus croceus W. W. Eggleston 1915-8-11 11561 Siskiyou S Fork of Shasta River 1100 Comment
  JEPS87961  Lupinus lapidicola Barbara Ertter 1990-7-14 9325 Siskiyou ca 4 airmi w Mt. Shasta City (Wagon Creek on e-side of Mt. Eddy); e side Mt. Eddy, Wagon Creek 1950 Comment
  HSC77065  Lupinus latifolius subsp. viridifolius K. T. Stillman 1976-8-7 199 Siskiyou Marble Mtn. Wilderness Area 1829 Comment
  POM229175  Lupinus latifolius subsp. viridifolius Louis C. Wheeler 1935-6-13 3573 Siskiyou Shackleford Creek, Marble Mts. 976 Comment
  UCD108249  Lupinus lepidus var. confertus A. A. Heller 1916-7-21 12481 Siskiyou near Upton. 1097 Comment
  CHSC69479  Lupinus lepidus var. sellulus James D. Jokerst 1992-7-30 3424 Siskiyou Top of divide between Trinity River, summit of reddish mountain S of road crossing saddle. Comment
  SBBG8898  Lupinus lepidus var. sellulus H. and M. Dearing 1939-6-5 3551 Siskiyou McCloud Comment
  POM179132  Lupinus leucophyllus Lester Rowntree 1937-8-7 s.n. Siskiyou Scotts Bar Comment
  RSA0064514  Lupinus leucophyllus Daisie Huang 2006-8-4 06080403 Siskiyou Klamath River Highway, west of I-5. 491 Comment
  POM179120  Lupinus luteolus Lester Rowntree 1937-8-7 s.n. Siskiyou Happy Camp Road. Comment
  UC15983  Lupinus obtusilobus W. H. Brewer 1862-9-13 1387 Siskiyou Mount Shasta 2438 Comment
  SEINET10450723  Lupinus obtusilobus Thorne 1969-8-10 THORNE 38990 Siskiyou Mt. Shasta national forest. S slope of mt shasta. At base of boulders of dry, Sunny, volcanic slopes above the ski-lodge. 2408 Comment
  RSA123788  Lupinus polyphyllus subsp. polyphyllus Douglas Barbe 1955-7-5 103 Siskiyou 2.5 miles north of Etna on Greeview Rd. 884 Comment
  RSA414230  Lupinus polyphyllus subsp. superbus M. B. Dunkle 1945-08 9294 Siskiyou Klamath National Forest Marble Mts. Comment
  RSA414231  Lupinus polyphyllus subsp. superbus M. B. Dunkle 1945-7-24 9247 Siskiyou Klamath National Forest, Marble Mountains; Dads Pocket Comment
  JEPS80558  Lupinus polyphyllus var. burkei Gilbert Muth 1965-8-6 188 Siskiyou backside of Black Mountain; Marble Mt. Wilderness Area 1981 Comment
  UC922628  Lupinus polyphyllus var. burkei Annie M. Alexander and Louise Kellogg 1948-9-9 5607 Siskiyou Trail to Taylor Lake (meadow); Siskiyou Mountains Comment
  UC157014  Lupinus polyphyllus var. polyphyllus Geo. D. Butler 1910-7-6 1642 Siskiyou Quartz Valley Comment
  SEINET10451480  Lupinus sellulus subsp. ursinus Thomas W. Nelson, Jane P. Nelson 1982-7-28 Nelson 7256 Siskiyou Siskiyou-Trinity County line. Along west side of Forest Service Road 42N17 at summit above Daed Fall Meadow. Dry serpentine hillside. 2073 Comment
  HSC68532  Lupinus sellulus var. artulus Maralyn A. Renner 1980-6-24 1071 Siskiyou 1/2 mi. E of Cook and Green Pass 1555 Comment
  SEINET10490225  Lupinus sellulus var. artulus Thomas W. Nelson, Jane P. Nelson 1979-6-15 Nelson 4805 Siskiyou China mtn quad. Serpentine along road to carmen lake .6 mi from jct with state Route 3. 1646 Comment
  SEINET10490260  Lupinus subvexus var. transmontanus Katherine L. Morris 1973-6-2 Morris 339 Siskiyou Decomposed volcanic soil on hornbrook to montague road, about 1 mi se of Hornbrook. Comment
  JEPS67168  Luzula cascadensis Geo. D. Butler 1910-7-9 1701 Siskiyou Shackleford Creek 1219 Comment
  HSC42909  Luzula comosa J. O. Sawyer, K. T. Stillman 1976-5-28 2722 Siskiyou Along Rd. W of Sawyers Bar. 610 Comment
  HSC42961  Luzula comosa J. O. Sawyer, K. T. Stillman 1976-5-30 2759 Siskiyou Along Specimen Creek. 915 Comment
  HSC92866  Luzula comosa Jennifer Whipple 1976-7-8 1353 Siskiyou Along drainage into SW side of Dobkins Lake 2195 Comment
  HSC92875  Luzula comosa Jennifer Whipple 1978-7-20 2362 Siskiyou E and S facing slopes draining into the N Fork of the Sacramento River 2439 Comment
  POM215861  Luzula comosa var. laxa L. C. Wheeler 1934-6-12 2691 Siskiyou Hungry Creek Lookout, Siskiyou Mountains. (Mt. Diablo Mer.) 1463 Comment
  HSC18965  Luzula parviflora J. O. Sawyer 1969-8-5 1952 Siskiyou Alluvial terrace above the S fork of Sugar Creek 1814 Comment
  POM215860  Luzula parviflora L. C. Wheeler 1934-6-18 2726 Siskiyou Cottonwood Creek, Siskiyou Mts. Mt. Diablo Mer. 1311 Comment
  SEINET5343073  Lythrum hyssopifolia G. Butler 2010-8-3 1181 Siskiyou Yreka Creek 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
  RSA142624  Machaeranthera canescens var. shastensis P. A. Munz 1960-8-22 24183 Siskiyou Panther Meadows, Mt. Shasta 2530 Comment
  CAS-BOT-BC342671  Madia citriodora Geo. D. Butler 1910-5-17 1364 Siskiyou Yreka Comment
  CAS-BOT-BC344003  Madia elegans Geo. D. Butler 1910-5-23 1400 Siskiyou Humbug Mountain 1066 Comment
  CAS-BOT-BC344016  Madia elegans Carl B. Wolf 1927-8-26 1052 Siskiyou On the Klamath River, 3 mi. below Gottville Comment
  CAS-BOT-BC344018  Madia elegans A. A. Heller 1916-8-24 12556 Siskiyou Near Sisson 1074 Comment
  UC1409507  Madia elegans F. W. Oettinger 1969-8-10 1328 Siskiyou Fort Jones Comment
  UC195407  Madia elegans A. A. Heller 1916-8-24 12556 Siskiyou near Sisson 1074 Comment
  UC89394  Madia elegans Brandegee 1887-7-1 Siskiyou Edgewood Comment
  CAS-BOT-BC344017  Madia elegans W. R. Dudley 1899-8-27 s.n. Siskiyou Sisson - near Fish Pond Comment
  RSA606132  Madia elegans subsp. elegans L. C. Wheeler 1935-6-13 3584 Siskiyou North side Scott River, Scott Bar Mountains 793 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
  HSC43861  Madia gracilis Maralyn O'Meara 1974-5-25 371 Siskiyou Along Rd. 8, 0.9 mi. from its junction with Hwy. 3 976 Comment
  UC1409494  Madia gracilis Frederick W. Oettinger 1968-9-9 805 Siskiyou between Lower Pond and Tobacco Lake; Salmon Mountains, High Lake Basins, English Peak, Marble Mts 1920 Comment
  RSA237332  Madia minima Frederick W. Oettinger 1967-6-24 116 Siskiyou Ridge near Etna Summit on road between Etna and Sawyer's Bar. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  RSA452627  Mahonia aquifolium L. C. Wheeler 1934-6-15 2716 Siskiyou Hungry Creek, Siskiyou Mts. 1280 Comment
  RSA264979  Maianthemum racemosum subsp. amplexicaule Gilbert Muth 1975-7-28 s.n. Siskiyou Near Cook and Green Pass, near Seiad Valley 1524 Comment
  CAS-BOT-BC512758  Maianthemum racemosum subsp. amplexicaule H. E. Brown 1897-7-1 447 Siskiyou North side of Mount Shasta 2743 Comment
  UCD139117  Maianthemum stellatum J. M. Tucker 1963-7-5 3702 Siskiyou On Blake's Fork of South Russian Creek (a tributary of Salmon River), ca. 7 miles (airline) east of Sawyer's Bar, Salmon Mountains. 1615 Comment
  CHSC75681  Malacothrix clevelandii Vernon H. Oswald; Lowell Ahart 1999-7-5 9795 Siskiyou Gazelle-Callahan Hwy. 9.0 mi west of Gazelle. 914 Comment
  JEPS80607  Malva neglecta Gilbert Muth 1966-8-1 479 Siskiyou Marble Mountain Wilderness Area, Marble Valley Horse Pasture Marble Mountain Wilderness Area; , Marble Valley Horse Pasture 1792 Comment
  RSA211116  Malva neglecta W. J. Ferlatte 1966-8-3 261 Siskiyou Siskiyou Co., Mountain Meadow Ranch 1524 Comment
  CAS-BOT-BC269233  Melica aristata H. S. Yates 1936-6-21 5833 Siskiyou One mile southwest of Signal Butte 1341 Comment
  UC1157302  Melica aristata W. Bridge Cooke and V. G. Cooke 1966-7-17 37251 Siskiyou Widow Springs Mt. Shasta (Mt. Shasta) 1524 Comment
  UC1738814  Melica aristata Dean Wm. Taylor, Glenn L. Clifton, R. Doug Stone 1987-8-5 9239 Siskiyou Porcupine Lake (a small vernal depression in an indurate lava flow) 1304 Comment
  CAS-BOT-BC269363  Melica californica Lincoln Constance; Reed C. Rollins 1942-5-14 2934 Siskiyou Klamath--Siskiyou Region. Shasta River 6 miles north of Yreka 762 Comment
  UC618638  Melica californica W. Bridge Cooke 1938-7-15 11267 Siskiyou Wagon Camp; Mt Shasta 1737 Comment
  HSC22110  Melica subulata J. O. Sawyer 1968-7-10 466 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  HSC22264  Melica subulata J. O. Sawyer 1969-8-1 1623 Siskiyou NE facing slope near Duck Lake Creek. 1799 Comment
  HSC48289  Melica subulata J. O. Sawyer, K. T. Stillman 1978-7-6 3296 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  POM198425  Melica subulata Geo D. Butler 1910-7-12 1751 Siskiyou Shackleford Lake. 1372 Comment
  CHSC26191  Mentzelia laevicaulis J. P. Kroessig 1977-8-6 59 Siskiyou Ca 3 km sw of Mt Shasta City. 976 Comment
  SBBG40391  Mentzelia laevicaulis W. J. Dress 1951-8-15 Siskiyou Klamath River ca. 4 mi W of US Route 99 Comment
  UCD18334  Mentzelia laevicaulis F. G. Parsons 1946-7-26 s.n. Siskiyou Scott Mountain. Comment
  CAS-BOT-BC349376  Microseris nutans Elmer I. Applegate 1935-6-8 9417 Siskiyou Bear Paw Cave, Lava Beds National Monument Comment
  CAS-BOT-BC349378  Microseris nutans Ira L. Wiggins 1955-7-27 13520 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CHSC88125  Microsteris gracilis Jenny Marr 1993-7-1 135 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC44958  Microsteris gracilis J. O. Sawyer 1978-6-16 3221 Siskiyou Marble Mtn. Wilderness Area, Upper Elk Valley 1951 Comment
  HSC63063  Microsteris gracilis David Wheeler 1979-4-8 44 Siskiyou Comment
  UCD20187  Microsteris gracilis J. DiTomaso 2002-5-17 s.n. Siskiyou 8 miles NE of Montague. On York Road., 300 m east of intersection with Mulloy Rd. Comment
  UC61069  Mimulus guttatus W. A. Setchell, C. C. Dobie 1902-7-17 Siskiyou Sisson Mount Shasta Comment
  RSA237239  Mimulus guttatus Frederick W. Oettinger 1967-6-28 128 Siskiyou Mouth of Kelly Gulch, tributary of Salmon River. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 616 Comment
  HSC27111  Mimulus layneae Carl W. Mize 1972-6-21 62 Siskiyou 0.25 mi. above road on WSW slope 305 Comment
  SEINET515850  Mimulus mephiticus Vernon Oswald 1997-7-28 8774 Siskiyou Forest Route 49 (Powder Hill Rd.) at 41N03 (to Porcupine Butte), 16 mi. S of Medicine Lake. 1366 Comment
  RSA105434  Mimulus moschatus G. D. Barbe 1955-6-30 55 Siskiyou 0.6 mile northwest of Forest Camp, Etna. Along Johnson Creek. 915 Comment
  UCD122800  Mimulus moschatus J. M. Tucker; R. Tofsrud 1948-8-3 1778 Siskiyou 3 miles (by road) below summit of Happy Camp-Waldo (Oregon) road. Comment
  UCD77259  Mimulus moschatus Robert E. Preston 2001-6-30 1641 Siskiyou Klamath National Forest, Rainbow Mountain. 1722 Comment
  HSC60146  Mimulus nanus var. nanus D. L. Goforth 1979-7-7 234 Siskiyou Klamath National Forest, Condrey Mtn., near Dear Camp 1860 Comment
  RSA422244  Mimulus nanus var. nanus Louis C. Wheeler 1934-8-6 3052 Siskiyou Rock Gulch off Jaynes Canyon. Siskiyou Mts. Mt. Diablo Mer. 1829 Comment
  POM61804  Mimulus pilosus E. B. Copeland 1903-7-3 3529 Siskiyou Klamathon. Comment
  RSA183683  Mimulus primuloides Gilbert Muth 1965-8-3 156 Siskiyou Marble Valley, Marble Mtns. Comment
  RSA211512  Mimulus tilingii William J. Ferlatte 1967-8-20 1056 Siskiyou Caribou Basin, Sawtooth Ridge. 2226 Comment
  HSC49831  Minuartia douglasii Maralyn O'Meara 1974-5-25 433 Siskiyou On Road 8, 2.4 miles W of junction with Hwy. 3 915 Comment
  CAS-BOT-BC388884  Minuartia douglasii Louis C. Wheeler 1934-6-4 2640 Siskiyou Klamath National Forest. Nigger Gulch 1066 Comment
  CAS-BOT-BC388885  Minuartia douglasii John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53439 Siskiyou Slope 7 miles east of Callahan on road to Gazelle 1173 Comment
  CHSC106841  Minuartia nuttallii subsp. gregaria Barbara Ertter 1990-7-14 9308 Siskiyou E side Mt Eddy ca 4 airmiles due W of Mt Shasta City, at streamlet near end of FR41N53 ca 1 mi N of Morgan Meadows. 1676 Comment
  HSC81672  Minuartia nuttallii subsp. gregaria Thomas W. Nelson, Jane P. Nelson 1980-7-17 6081 Siskiyou Along FS Rd. 17, 1 mi. N of summit at county line 2073 Comment
  JEPS51331  Minuartia rubella Harley P. Chandler June, 1901 1673 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  JEPS105407  Minuartia stolonifera Dean W. Taylor 1996-7-7 15820 Siskiyou Scott Mountains; Highway 3 about 3 miles North of Scott Mountain Pass; Klamath National Forest 1402 Comment
  CAS-BOT-BC433015  Mitella diversifolia Roxana S. Ferris; Laura Lorraine 1948-6-12 11783 Siskiyou Small tributary of Etna Creek below Mill Creek Bridge 1066 Comment
  JEPS49684  Mitella diversifolia Geo. D. Butler 1908-7-20 224 Siskiyou near Yreka (head of gulch); Long Gulch Comment
  CAS-BOT-BC433014  Mitella diversifolia Ira L. Wiggins 1955-7-24 13481 Siskiyou On China Creek 1158 Comment
  UC1334020  Mitella pentandra Dorothy Parker 1949-7-10 333 Siskiyou Paradise Lake Siskiyou Mountains, Samon Mt. (along edges) 1981 Comment
  JEPS23553  Mitella trifida Rimo Bacigalupi with Arthur and Ruby Van Deventer and Don Liles 1959-7-9 7255 Siskiyou Poker Flat Siskiyou Mountains 1536 Comment
  HSC27229  Mollugo verticillata J. P. Smith, J. O. Sawyer 1971-9-18 4791 Siskiyou Hwy. 3, between Callahan and Etna at the turnoff to the Proctor Ranch. Comment
  HSC58927  Monardella glauca Marvin Butler 1971-8-20 170 Siskiyou Near El Capitan, close to the town of Cave Junction 1585 Comment
  HSC81683  Monardella glauca Thomas W. Nelson, Jane P. Nelson 1980-7-21 6161 Siskiyou Along FS Rd. 40N08, 0.6 mi. from junction with Hwy. 3 1646 Comment
  SBBG6452  Monardella odoratissima H. and M. Dearing 1939-7-2 3798 Siskiyou Etna-Salmon divide 1828 Comment
  SFV3187  Monardella odoratissima J. M. Tucker 1963-8-19 3785 Siskiyou Klamath Mountains Marble Mountain Wilderness Area. Headwaters of Canyon Creek at the east base of Marble Mountain. 1921 Comment
  RSA12493  Monardella odoratissima subsp. glauca Carl B. Wolf 1934-7-4 5944 Siskiyou Horse Creek Road to Dry Lake Lookout, Siskiyou Mountains, 13.5 miles from Horse Creek Bridge on Klamath River 1524 Comment
  UCD125202  Monardella odoratissima subsp. glauca K. M. Meyer; A. Townesmith 2007-8-2 186 Siskiyou Klamath National Forest; 10.1 miles on National Forest Road 70, off Highway 97 toward Oregon. 1956 Comment
  CAS-BOT-BC222174  Monardella odoratissima subsp. pallida C. L. Hitchcock; J. S. Martin 1939-7-6 5213 Siskiyou On Takilma-Happy Camp road 1676 Comment
  CAS-BOT-BC222175  Monardella odoratissima subsp. pallida Doris K. Kildale 1928-8-19 6529 Siskiyou On trail from English Lake to Hancock Lake 2133 Comment
  HSC40880  Monotropa hypopitys J. O. Sawyer 1973-7-18 2549 Siskiyou Hamilton Camp Comment
  JEPS14831  Monotropa hypopitys Ranger Morgan Aug. 1913 Siskiyou Happy Camp Klamath Forest Comment
  RSA256710  Montia linearis J. P. Smith 1974-5-25 7472 Siskiyou Along road 8, 4.7 mi. west of its junction with State Route 3. 1159 Comment
  HSC36421  Montia parvifolia J. O. Sawyer 1968-7-10 476 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  UC1408941  Montia parvifolia Frederick W. Oettinger 1969-7-13 1004 Siskiyou n of Upper English Lake (High Lake Basins in vicinity of English Peak, Marble Mountain Wilderness Area); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  UCD101769  Montia parvifolia J. M. Tucker; L. K. Mann 1963-7-4 3696 Siskiyou vicinity of U.S. Forest Service Public Camp, just east of Finley Camp, road from Etna to Sawyer's Bar. Comment
  CHSC114089  Muhlenbergia andina Kendra Sikes 2011-9-13 CLS_ 1 D Siskiyou Sundew Fen, Caldwell Lakes Basin, headwaters of Parks Creek, east slope of China Mountain; UTM Zone 10N, 537187E, 4580685N. 2028 Comment
  CAS-BOT-BC267049  Muhlenbergia filiformis Doris K. Kildale 1928-8-18 6469 Siskiyou Near head of N Fork of Salmon River at Finley's Upper Camp Comment
  UC167215  Muhlenbergia filiformis Geo. D. Butler 1910-7-13 1768 Siskiyou wet meadow Shackleford Creek 1219 Comment
  HSC30602  Muhlenbergia montana Frederick W. Oettinger 1968-9-7 753 Siskiyou Marble Mtn. Wilderness Area, N end of Hancock Lake. 1951 Comment
  UCD86974  Muhlenbergia richardsonis R. Tofsrud 1950-7-1 s.n. Siskiyou Hwy. 97, between Cougar and Macdoel. Comment
  RSA403612  Muhlenbergia richardsonis E. Yale Dawson 1948-7-16 5094 Siskiyou Margins of Grass Lake, north of Mount Shasta 1524 Comment
  RSA256592  Myosotis discolor J. P. Smith 1974-5-25 7478 Siskiyou Along road 8, 4.7 mi. west of its junction with State Route 3. 1159 Comment
  POM196346  Nama lobbii C. G. Pringle 1881-8-14 s.n. Siskiyou Castle Lake. 1829 Comment
  RSA68891  Nama lobbii A. E. Culbertson 1943-7-10 66 Siskiyou Castle Lake, 5434 , in a north facing cirque with an abrupt 1000 backwall, 14 miles SW of Mt Shasta on N side of a 6600 eastern spur of Trinity Mts. 2000 above Sacramento R within 10 air miles of its headwaters to the west. Comment
  HSC96412  Narthecium californicum Gordon Leppig, J. Kalt 1996-7-9 366 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  SEINET8501736  Narthecium californicum W. Roderick 1967-7-28 s.n. Siskiyou Gumboat Lake, SW of Mt. Eddy. 1829 Comment
  HSC30633  Navarretia capillaris Frederick W. Oettinger, R. F. Thorne 1969-8-8 1306 Siskiyou Marble Mtn. Wilderness Area, near English Lake 1829 Comment
  UC908380  Navarretia divaricata W. Bridge Cooke 1938-7-29 11405 Siskiyou Mt. Shasta 1524 Comment
  JEPS70325  Navarretia intertexta Willis L. Jepson Jul 24 1894-Aug 10 1894 15008 Siskiyou Sisson Region of the Upper Sacramento Comment
  POM65859  Navarretia intertexta Copeland 1903-7-2 3553 Siskiyou Klamathon. Comment
  UC164096  Navarretia tagetina Geo. D. Butler 1910-7-20 1730 Siskiyou Goosenest foothills Goosenest 1524 Comment
  CAS-BOT-BC219532  Nemophila parviflora J. H. Thomas 1954-5-13 4155 Siskiyou Salmon Mountains, Klamath National Forest. Near South Fork of Salmon River, 5 to 9 miles southeast of Cecilville. Along Rush Creek, Southwestern Siskiyou County 1127 Comment
  HSC65639  Nemophila parviflora J. P. Smith, Steve Selva 1970-6-15 3919 Siskiyou 10 mi. NW of Forks of Salmon Comment
  CAS-BOT-BC230561  Nemophila parviflora var. austiniae Geo. D. Butler 1910-4-24 1231 Siskiyou Quartz Valley Comment
  RSA495513  Nemophila parviflora var. parviflora Elaine Joyal, D. Mehlman 1988-6-25 1273 Siskiyou Happy Camp - Takilma road at turn-off to Bolan Lake 1524 Comment
  RSA478854  Nitrophila occidentalis L. C. Wheeler 1934-10-21 3341 Siskiyou Shasta Valley 8 miles NE of Gazelle. 869 Comment
  CAS-BOT-BC60592  Noccaea fendleri subsp. glauca Harley P. Chandler 1901-6-1 1689 Siskiyou North Coast Ranges. Marble Mountain. 2438 Comment
  HSC81838  Noccaea fendleri subsp. glauca Thomas W. Nelson, Jane P. Nelson 1980-7-20 6182 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  RSA408400  Nothochelone nemorosa M. B. Dunkle 1945-7-22 9237 Siskiyou Marble Mts., Klamath National Forest. Comment
  UCD110191  Notholithocarpus densiflorus AT Leiser 1973-3-22 s.n. Siskiyou Dunsmuir. Comment
  UCD110192  Notholithocarpus densiflorus AT Leiser 1973-3-22 s.n. Siskiyou Dunsmuir. Comment
  SEINET3150351  Oenothera hookeri G. D. Butler 1910-7-30 1799 Siskiyou Yneka Creek Comment
  SEINET3150354  Oenothera hookeri G. D. Butler 1910-7-30 1799 Siskiyou Ineka Creek Comment
  CDA38172  Oenothera villosa subsp. strigosa Gene Deal 1967-8-3 s.n. Siskiyou 3 miles north of Gazelle, Southern Pacific Railroad right-of-way. 0 Comment
  JEPS20032  Olsynium douglasii var. douglasii George D. Butler 1909-3-14 561 Siskiyou near Yreka; Wetzel's field Comment
  SEINET5708887 Image available Oreostemma alpigenum var. andersonii Lowell E. Urbatsch, Vesna Karaman, Castro 2000-1 7704 Siskiyou Scott Mts. Collected along Road 17, 12.7 miles SW from the intersection of I-5 and Stewart Springs road.; Scott Mountains 2036 Comment
  UC1177881  Orobanche fasciculata Francia Chisaki and Gene B. Newcomb 1958-6-22 1154 Siskiyou On Highway #99, at base of Black Butter, (south of Weed). Comment
  UC1024069  Orobanche uniflora subsp. occidentalis Dorothy Parker 1954-4-12 612 Siskiyou Siskiyou Mountains near Callahan. Comment
  HSC44587  Orthilia secunda Laura Witherspoon 1977-7-8 Siskiyou Periphery of Flint Valley 1341 Comment
  HSC92964  Orthilia secunda Jennifer Whipple 1977-7-22 2029 Siskiyou Near Dobkins Lake 2073 Comment
  CAS-BOT-BC458087  Orthilia secunda Doris K. Kildale 1928-8-18 6450 Siskiyou Near head of North Fork of Salmon River at Finley's Upper Camp Comment
  CAS-BOT-BC458097  Orthilia secunda Edward Lee 1934-8-13 1087 Siskiyou Watershed of West Branch of Indian Creek, Happy Camp to Waldo (Oregon) road, Klamath National Forest 1463 Comment
  CAS-BOT-BC458098  Orthilia secunda H. A. Thomas; J. H. Thomas 1954-7-21 4421 Siskiyou Salmon-Trinity Mts., about 6 miles SE of Cecilville. West side of Rush Creek 1219 Comment
  RSA0083197  Orthilia secunda William J. Ferlatte 1967-8-21 1072 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. 2287 Comment
  UCR9021  Orthocarpus copelandii Donald Myrick 1966-8-8 1481 Siskiyou Trinity Alps, Dry flat at Mountain Meadow Ranch, Big Flat 1524 Comment
  HSC69104  Orthocarpus cuspidatus subsp. copelandii Maralyn A. Renner 1980-8-4 2226 Siskiyou Flint Valley 1390 Comment
  RSA120314  Orthocarpus cuspidatus subsp. copelandii S. S. Tillett 1956-7-9 671 Siskiyou Along ridge running n from nw side of Scott Mtn., between Big Carmen Creek and Mule Creek, Siskiyou-Trinity Cos line, ca. 8 mi se of Callahan. 1951 Comment
  HSC49943  Orthocarpus cuspidatus subsp. cuspidatus G. L. Clifton, Terry Griswold 1979-8-8 13066 Siskiyou Near Windy Camp, close to the town of Klamath River 2044 Comment
  SEINET10549696  Orthocarpus lithospermoides Strull 1984-5-26 STRULL 65 Siskiyou T44n, r11w, s26, indian scotty campground, 15.2 mi w of fort jones on scott River rd. Collected on roadside growing with quercus, cornus, and aquilegia. 701 Comment
  RSA459031  Osmorhiza berteroi L. C. Wheeler 1934-7-6 2885 Siskiyou Siskiyou Mountains, Hungry Creek 1098 Comment
  HSC76759  Osmorhiza occidentalis K. T. Stillman 1976-7-14 238 Siskiyou Marble Mtn. Wilderness Area Comment
  UC875302  Osmorhiza occidentalis John Thomas Howell 1937-7-29 13638 Siskiyou between Trinity Co. and Siskiyou County; Scott Mt. Comment
  CAS-BOT-BC413219  Oxyria digyna Annie M. Alexander; Louise Kellogg 1949-7-22 5836 Siskiyou Trail to Kings Castle. Paradise Lake, Marble Mountains 1920 Comment
  CDA3571  Papaver rhoeas T. C. Fuller 1958-6-19 1809 Siskiyou Gazelle. 0 Comment
  HSC2391  Parnassia fimbriata W. J. Ferlatte 1966-8-19 435 Siskiyou Trinity Alps, Kidd Creek Trail. 1890 Comment
  CAS-BOT-BC202854  Paxistima myrsinites H. L. Mason 1929-5-18 5329 Siskiyou Hills along Shasta Creek Canyon Comment
  CAS-BOT-BC202855  Paxistima myrsinites Doris K. Kildale 1928-7-4 5517 Siskiyou Summit of divide between Sawyers Bar & Etna Mills Comment
  CHSC79493  Paxistima myrsinites G. F. Hrusa 1998-7-5 14681 Siskiyou Northwest California. The Siskiyou Mountains. S side below summit on Happy Camp-O'Brien Rd. On Ca. side of State Boundary. Shaded low draw on W side of Rd. 1620 Comment
Read comments
1
  JEPS9617  Paxistima myrsinites W. L. Jepson 1914-8-14 6158 Siskiyou Dunsmuir 1097 Comment
  UC635621  Paxistima myrsinites H. L. Mason 1929-5-18 5329 Siskiyou hills along Shasta Creek Canyon Shasta Creek Canyon Comment
  POM228954  Pectocarya pusilla L. C. Wheeler 1935-5-1 3453 Siskiyou Yreka Creek, Siskiyou Mts. 854 Comment
  UC1282021  Pedicularis attollens Louise Kellogg Aug 8 1953-Aug 9 1953 120 Siskiyou Scott Mountain Public Campground; Scott Mountains, Klamath National Forest 1630 Comment
  HSC29252  Pedicularis bracteosa var. flavida Frederick W. Oettinger 1968-8-3 378 Siskiyou Marble Mtn. Wilderness Area, base camp meadow, English Lake Basin 2012 Comment
  HSC29253  Pedicularis bracteosa var. flavida Frederick W. Oettinger, R. F. Thorne 1969-8-7 1269 Siskiyou Marble Mtn. Wilderness Area, SE of English Lake 2012 Comment
  UCD123289  Pedicularis bracteosa var. flavida Alfred H. Murphy 1961-7-19 61 D Siskiyou Marble Mtns., Klamath National Forest, Sky High Valley, north end. 1584 Comment
  JEPS3363  Pedicularis howellii W. L. Jepson 1907-7-10 2876 Siskiyou Kelsey Trail near Preston Peak (Onion Patch) 1828 Comment
  SJSU2578  Pedicularis howellii H. L. Buckalew 1962-7-9 Siskiyou Poker Flat c. 3 mi W of junction of Indian Cr with W Branch Indian Cr, Siskiyou Mts 1143 Comment
  HSC104276  Pedicularis racemosa Samantha E. Andres 2016-7-3 12 Siskiyou Marble Mountains; meadow above Little Elk Lake 1829 Comment
  UCR131622  Pedicularis racemosa L. C. Wheeler 1934-6-7 2659 Siskiyou Siskiyou Mountains, North Hungry Creek 1311 Comment
  UCR131623  Pedicularis racemosa L. C. Wheeler 1934-6-12 2702 Siskiyou Siskiyou Mountains, Hungry Creek 1280 Comment
  HSC34300  Pedicularis racemosa J. P. Smith, J. O. Sawyer 1973-8-14 7293 Siskiyou W shore of Campbell Lake 1768 Comment
  HSC67793  Pedicularis semibarbata J. O. Sawyer, J. Cole 1980-7-20 3746 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  CAS-BOT-BC69318  Pellaea brachyptera Alice Eastwood 1922-10-18 11541 Siskiyou Shasta Springs Comment
  UC775207  Pellaea brachyptera W. H. Wagner Jr. 1949-4-26 4608 Siskiyou Memorial Hwy (dirt road) from Shasta Springs to Sand Flats (w side of base of Mt Shasta); Mt Shasta Comment
  UC812362  Pellaea brachyptera Louis C. Wheeler 1934-8-30 3227 Siskiyou Trapper Creek; Siskiyou Mts 1371 Comment
  CAS-BOT-BC69319  Pellaea brachyptera W. B. C. 1938-6-17 11036 Siskiyou Along the Sisson Southern Trail 1371 Comment
  POM211337  Pellaea brachyptera L. C. Wheeler 1934-8-15 3157 Siskiyou Siskiyou Mountains: East Fork Horse Creek. 1524 Comment
  UC1313059  Pellaea breweri J. M. Tucker 1963-8-18 3760 Siskiyou sw ridge of Black Marble Mt; Marble Mt Wilderness Area 2133 Comment
  SJSU6074  Penstemon anguineus R. W. Trivelpiece 1971-7-27 62 Siskiyou Blue Ridge between Sawyers Bar & Cecilville, SW of Eddy Gulch Lookout, Salmon R Mts 1371 Comment
  SD75840  Penstemon anguineus Darley F. Howe 1969-8-30 Siskiyou North fork of Salmon River, near Blake's Creek, about 20 miles southwest of Aetna 1829 Comment
  SD88544  Penstemon anguineus Darley F. Howe 1972-8-5 Siskiyou Happy Camp Road from Oregon near state line 1707 Comment
  JEPS44100  Penstemon cinereus W. B. and V. G. Cooke 1965-7-12 35190 Siskiyou Bolam Road Mt. Shasta, Bolam Road Comment
  RSA17738  Penstemon cinereus Elmer I. Applegate 1935-6-2 9268 Siskiyou Indian Wells; Lava Beds Nat'l Monument Comment
  CAS-BOT-BC265377  Penstemon davidsonii var. davidsonii Robert T. Clausen July 27 4977 Siskiyou W fork of Mountainhouse Creek, 3 miles NNE of summit of Mount Shasta 2438 Comment
  UC705377  Penstemon davidsonii var. davidsonii Marion Ownbey, Fred G. Meyer 1940-7-4 2185 Siskiyou ridge above head of Brewer Creek Mount Shasta, E side Comment
  SDSU10936  Penstemon deustus var. pedicellatus D. F. Howe 1964-8-4 3932 Siskiyou Probably Modoc or Shasta National Forest, 9 miles from entrance to Lava Bed National Monument. 2042 Comment
  NY591803  Penstemon deustus var. pedicellatus D. D. Keck 1927-8-16 990 Siskiyou 4 miles east of Mount Shasta City on west flank of Mount Shasta. 1615.4 Comment
  UC1190243  Penstemon deustus var. suffrutescens Ira L. Wiggins 1955-7-29 13583 Siskiyou summit of ridge above Thompson Creek (trail to Caribou Lake); summit of ridge above Thompson Creek 1999 Comment
  UC62220  Penstemon deustus var. suffrutescens W. A. Setchell, C. C. Dobie 1902-7-16 Siskiyou Sissons , Sissons (Mount Shasta) Comment
  CHSC26190  Penstemon gracilentus J. P. Kroessing 1977-8-5 55 Siskiyou At Panther Meadow Campground, ca 14 km e on Everitt Memorial Hwy, and 6 km s of Mt Shasta Peak. 2270 Comment
  JEPS11264  Penstemon gracilentus W. L. Jepson 1894-8-4 21431 Siskiyou near Horse Camp (snow line Mount Shasta); Mount Shasta near Horse Camp Comment
Read comments
Jan 18 2009
  UC1483538  Penstemon gracilentus J. Sawyer and J. Cole 1980-7-19 3675 Siskiyou near F.S. Road 45N05 in center of section; Klamath National Forest, Medicine Lake Quad. 2017 Comment
  NY600709  Penstemon gracilentus F. M. Ownbey 1940-7-3 2195 Siskiyou Near timber line on east side of Mt. Shasta Comment
  POM188149  Penstemon gracilentus Marcus E. Jones 1931-7-17 28827 Siskiyou Shasta City (Session's). Comment
  SEINET3160391  Penstemon gracilentus G. B. Grant 933 Siskiyou Mt. Shasta, S California 2438 Comment
  JEPS101503  Penstemon humilis var. humilis Dean W. Taylor 1997-6-11 16048 Siskiyou Mallethead Rock, headwaters Willow Creek, Shasta Valley River drainage 1645 Comment
  UCR37542  Penstemon laetus subsp. sagittatus L. P. Janeway 1983-8-13 527 Siskiyou S side of upper S Fork Indian Creek 1311 Comment
  UC195194  Penstemon laetus var. sagittatus Annie M. Alexander and L. Kellogg 1911-6-5 114 Siskiyou Mayten Comment
  UC61196  Penstemon laetus var. sagittatus W. A. Setchell, C. C. Dobie 1902-7-21 Siskiyou Sisson 18th Crossing , Sisson 18th Crossing (Mount Shasta) Comment
  RSA12568  Penstemon laetus var. sagittatus Carl B. Wolf 1934-7-6 6018 Siskiyou SW slope of Mt Shasta, about 2.5 mi NW of Wagon Camp. 1524 Comment
  SD53335  Penstemon newberryi Darley F. Howe 1962-8-6 3405 Siskiyou Mt. Shasta 2438 Comment
  RSA101647  Penstemon newberryi subsp. newberryi Lilla Leach 1934-6-26 4872 Siskiyou Poker Flat. Comment
  JEPS101482  Penstemon newberryi var. berryi Dean W. Taylor 1972-7-3 1611 Siskiyou Salmon Mountains, near Little Duck Lake 1981 Comment
  NY627431  Penstemon newberryi var. berryi L. C. Wheeler 1935-6-27 3605 Siskiyou Head of Etna Creek, Marble Mountains 1798.3 Comment
  UC1034003  Penstemon newberryi var. berryi Francis W. Pennell 1940-7-17 21170 Siskiyou W of Etna; Salmon Mountains 1828 Comment
  JEPS30716  Penstemon newberryi var. newberryi Lee W. Lenz 1961-6-20 24355 Siskiyou road to Panther Flat; Mount Shasta 1584 Comment
  CAS-BOT-BC482443  Penstemon parvulus Dana York 2011-8-12 3048 Siskiyou Marble Mountain Wilderness, Klamath National Forest, E-facing slope of Marble Mountain 2055 Comment
  UC1034002  Penstemon parvulus Francis W. Pennell 1940-7-17 26171 Siskiyou w Etna (northeastern slope Salmon Mountains); , w of Etna 1828 Comment
  JEPS74426  Penstemon procerus var. brachyanthus W. J. Ferlatte 1966-7-7 195 Siskiyou Trinity Alps, Caribou Basin Caribou Basin; Trinity Alps, Caribou Basin 1981 Comment
  NY650119  Penstemon roezlii F. W. Pennell 1940-7-20 26206 Siskiyou Route 89, west of Dead Horse Summit, east of Bartle 1158.2 Comment
  RSA60783  Penstemon roezlii Dorothy Parker 1948-6-14 s.n. Siskiyou Rail Creek, Plowman's Valley. 1189 Comment
  HSC45203  Penstemon rupicola J. O. Sawyer, E. Cope 1977-6-20 2976 Siskiyou Along W slopes of Bear Mtn. 1829 Comment
  UC796494  Penstemon speciosus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11729 Siskiyou French Creek Logging Road w Callahan; French Creek Logging Road w of Callahan 1066 Comment
  UCR37863  Penstemon speciosus Mike Roantree, R. Bonning 1983-5-28 s.n. Siskiyou NW Callahan on Hwy 3, near marker 10.00 Comment
  NY661038  Penstemon speciosus A. A. Heller 1938-7-12 15249 Siskiyou Along U.S. Highway #97 1066.8 Comment
  RSA114968  Penstemon speciosus E. K. Balls, Lee W. Lenz 1956-6-18 21798 Siskiyou 7.5 mi SE of Weed, US Hwy 99. 1220 Comment
  UC1238957  Penstemon speciosus Freed W. Hoffman 1948-7-12 2615 Siskiyou 1.5 mi w junction of Little Shasta road with Mt. Hebron road; North Coast Ranges Comment
  HSC1096  Pentagramma triangularis R. C. Wunner 1965-8-21 461 Siskiyou Lava Beds National Mon., Valentine Cave Comment
  HSC58905  Perideridia gairdneri subsp. gairdneri Butler 1971-8-2 269 Siskiyou Near Youngs Valley 1403 Comment
  JEPS12410  Perideridia howellii Geo. D. Butler 1910-8-13 1831 Siskiyou Quartz Valley Comment
  HSC29411  Perideridia howellii Frederick W. Oettinger, R. F. Thorne 1969-8-8 1309 Siskiyou Marble Mountain Wilderness Area, W of English Lake above main campsite 1799 Comment
  UC1446414  Perideridia oregana Laura Witherspoon 1980-9-17 124 Siskiyou Oak Knoll Ranger District 762 Comment
  UC1400336  Perideridia parishii subsp. latifolia Frederick W. Oettinger 1968-8-12 493 Siskiyou meadow just n Tobacco Lake (along trail from w end of Hancock Lake, w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1889 Comment
  CAS-BOT-BC423353  Peritoma platycarpa A. A. Heller 1905-6-9 8010 Siskiyou Montague Comment
  CAS-BOT-BC418939  Persicaria lapathifolia Carl B. Wolf 1927-8-26 990 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  SD76662  Persicaria maculosa Helen V. Witham none given Siskiyou At bridge to Indian Scotty Campground, Scott River Comment
  CDA15529  Phacelia bolanderi G. F. Hrusa 1998-7-5 14697 Siskiyou Siskiyou Mountains; Cedar Camp Rd. +- 5 mi. E of Weitchpec on Hwy 96. N side of Hwy. Mile 4.x. Comment
  HSC103911  Phacelia corymbosa Dana York, Richard Helliwell 2010-9-11 3017 Siskiyou Six Rivers National Forest, boundary of Siskiyou Wilderness, NW slope of Broken Rib Mountain 1433 Comment
  RSA145151  Phacelia dalesiana Dorothy Parker 1958-6-9 s.n. Siskiyou Summit of Scott Mountain. 1631 Comment
  CDA40369  Phacelia greenei F. D. & C. L. Horn 1980-6-1 s.n. Siskiyou In Red Rock Gulch, old road west of Highway 3, Yreka. 0 Comment
  CHSC71303  Phacelia hastata subsp. hastata Vernon H. Oswald; Lowell Ahart 1998-6-11 9181 Siskiyou Shasta NF plantation on the west side of Hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs rd., northeast of Weed. 1066 Comment
  RSA133992  Phacelia hastata subsp. hastata L. R. Heckard 1956-8-7 827 Siskiyou About 10.5 miles northeast of Weed, along U. S. Highway 97. 1189 Comment
  HSC76997  Phacelia hastata var. compacta K. T. Stillman 1976-6-25 92 Siskiyou Marble Mtn. Wilderness Area, between Marble Gap and Elk Valley trail 2073 Comment
  CHSC97389  Phacelia linearis Jenny Marr 2006-6-18 225 Siskiyou Cascade Range High. Plants collected along Hwy. 97. 1524 Comment
  JEPS94264  Phacelia linearis Vernon H. Oswald and Lowell Ahart 1998-6-11 9182 Siskiyou ne of Weed (Shasta National Forest plantation on w side of Highway 97, 2.2 mi ne of Lake Shastina-Big Springs Road); Shasta National Forest, Highway 97 1066 Comment
  HSC13673  Phacelia linearis R. C. Wunner 1965-7-13 387 Siskiyou Lava Beds National N.M., Indain Well Campground 1418 Comment
  HSC19146  Phacelia mutabilis J. O. Sawyer 1969-7-9 1218 Siskiyou Along trail to Sugar Lake. 1768 Comment
  HSC69027  Phacelia mutabilis Maralyn A. Renner 1980-7-28 2186 Siskiyou E spur of Kangaroo Mtn., near ridge 1890 Comment
  HSC69306  Phacelia mutabilis Maralyn A. Renner 1980-7-24 1983 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  UC107348 Image available Phacelia mutabilis K. Brandegee Siskiyou Sisson; ; Sisson, Shasta Co. Comment
  UC923133  Phacelia mutabilis Freed W. Hoffman 1950-7-13 3337 Siskiyou Baldy Mountain Lookout North Coast Ranges (w Siskiyou Co.) 1737 Comment
  POM299318  Phacelia pringlei J. T. Howell 1937-7-29 13612 Siskiyou Scott Mountain between Trinity and Siskiyou counties. Comment
  UC923132  Phacelia procera Freed W. Hoffman 1950-7-13 3338 Siskiyou Baldy Mountain Lookout North Coast Ranges (w Siskiyou Co.) 1737 Comment
  CHSC93535  Phacelia ramosissima var. ramosissima Lowell Ahart; John Dittes 2005-6-10 12084 Siskiyou Under a juniper tree, about 50 yards southeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  HSC29425  Philadelphus californicus Frederick W. Oettinger, R. F. Thorne 1969-8-5 1200 Siskiyou Marble Mtn. Wilderness Area, above Willow Spring on English Lake trail 1677 Comment
  CAS-BOT-BC77407  Philadelphus lewisii H. P. Olmo 1933-6-8 s.n. Siskiyou Somes Bar, Klamath River Comment
  CAS-BOT-BC77426  Philadelphus lewisii Louis C. Wheeler 1934-7-16 2910 Siskiyou Klamath National Forest, Oak Knoll R.S. 670 Comment
  CAS-BOT-BC77433  Philadelphus lewisii L. B. Kildale 1929-6-25 8361 Siskiyou Klamath River, 6 miles north of Hornbrook Comment
  JEPS95826  Philadelphus lewisii Vernon H. Oswald and L. Ahart 1999-7-5 9799 Siskiyou Gazelle-Callahan Hwy. 9.0 mi west of Gazelle: T42N R7W Sect. 26, 3000 ft, mixed hardwood-coniferous forest 914 Comment
  UC1212570  Philadelphus lewisii Francia Chisaki and Helen Sharsmith 1959-8-20 4745 Siskiyou between Forks of Salmon and Somes Bar (several mi from Forks of Salmon); Inner North Coast Ranges, Salmon River 304 Comment
  HSC92026  Phleum alpinum Jennifer Whipple 1976-7-8 1337 Siskiyou Mount Eddy. Comment
  HSC4773  Phleum pratense William J. Ferlatte 1966-8-16 372 Siskiyou Big Flat, between campground and S Fork of the Salmon River. 1524 Comment
  UC682099  Phlox adsurgens G. L. Stebbins Jr. with A. A. Beetle 1942-6-1 3268 Siskiyou 15 mi n Happy Camp (above Indian Creek) 1219 Comment
  CHSC1303  Phlox caespitosa V. Holt 1932-6-26 Siskiyou Mt. Eddy. 2743 Comment
  JEPS20031  Phlox gracilis George D. Butler 1909-3-19 570 Siskiyou near Yreka (Butler's ranch) Comment
  HSC39318  Phlox speciosa subsp. nitida J. P. Smith 1974-5-26 7382 Siskiyou Along FS Rd. 47N03 1524 Comment
  CAS-BOT-BC60685  Phoenicaulis cheiranthoides Geo. D. Butler 1910-5-7 1296 Siskiyou Dry Hill near Yreka. Comment
  CAS-BOT-BC135027  Phoradendron bolleanum Louis C. Wheeler 1934-6-26 2789 Siskiyou Hornbrook 731 Comment
  JEPS24013  Phoradendron villosum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6874 Siskiyou at bridge over Ash Creek Klamath R. canyon (2 mi. w. of junction of State Hwy. 96 with U.S. Hwy. 99 (at mouth of Shasta R.)) 563 Comment
  HSC69509  Phyllodoce empetriformis John Palmer 1980-7-24 656 Siskiyou Dillon Divide 1707 Comment
  HSC7869  Phyllodoce empetriformis Jerry Parker 1968-10-6 156 Siskiyou Salmon Mtns., ridge above Little Duck Lake 2134 Comment
  HSC96364  Phyllodoce empetriformis Gordon Leppig, Tony LaBanca, Leonel Arguello 1997-6-27 496 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen 2200 Comment
  JEPS26589  Phyllodoce empetriformis Peter Kamb 1949-8-25 1483 Siskiyou s slope of Mount Shasta above Horse Camp; Mount Shasta 2468 Comment
  SD219029  Phyllodoce empetriformis R. F. Thorne, Frederick W. Oettinger 1969-8-4 63364 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak. 2097 Comment
  UC571043  Phyllodoce empetriformis Dorothy Tebbe 1929-7-3 4 Siskiyou above Round Lake (Mount Eddy); Mount Eddy 1524 Comment
  UCR131594  Physocarpus capitatus L. C. Wheeler 1934-7-5 2877 Siskiyou Siskiyou Mtns., Beaver Creek at Deer Creek 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
  HSC4815  Picea breweriana J. O. Sawyer 1968-7-2 350 Siskiyou Upper drainage of Joe Creek 1677 Comment
  JEPS83900  Picea breweriana Stephen K. Langer with Charles S. Rand 1988-6-21 Siskiyou 6 mi e Cook and Green Pass (on nw slope of White Mountain); White Mountain Comment
  JEPS83901  Picea breweriana Stephen K. Langer with Charles S. Rand 1988-6-23 Siskiyou ridge e Hello Lake (nw of Red Butte) Comment
  UC1134169  Picea breweriana R. C. Bacigalupi 1935-10-21 2370 Siskiyou 1/2 mi ne summit of road between Waldo and Happy camp; Siskiyou National Forest, Seiad Quadrangle Comment
  UC667969  Picea breweriana Joseph P. Tracy 1935-8-1 14417 Siskiyou in a cold cirque 1 mi e Salmon Summit Mine (head of creek); Knownothing Creek 1767 Comment
  UCD134303  Picea breweriana Gordon Leppig; T. LaBanca 1998-7-11 921 Siskiyou Klamath National Forest, Duck Lakes Trail. 1158 Comment
  SD75843  Picea engelmannii Darley F. Howe 1969-9-12 Siskiyou Blake's Creek, North Fork of Salmon River, 20 miles southwest of Aetna 1830 Comment
  JEPS47896  Pinus attenuata W. L. Jepson 1907-7-9 2865 Siskiyou s of Putnam Peak (Klamath Range, e slope, seedlings taken from near fire-killed trees); Klamath Range Comment
  UC1409508  Pinus attenuata Frederick W. Oettinger 1968-9-3 685 Siskiyou talus slope on ridge nw of Horse Range Lake (w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  CAS-BOT-BC78495  Pinus contorta subsp. murrayana John Thomas Howell 1937-7-25 13470 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  UC54249  Pinus contorta subsp. murrayana H. M. Hall and E. B. Babcock 1903-6-1 4105 Siskiyou Divide, between Shasta and Black Crater; Sierra Nevada Mountains, Mount Shasta 1706 Comment
  CAS-BOT-BC73262  Pinus contorta var. latifolia H. A. Thomas 1954-7-24 4516 Siskiyou Salmon-Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville. 1981 Comment
  CHSC31368  Pinus jeffreyi G. Smalley 1967-7-1 Siskiyou Collected ca. 12 miles e of Callahan. 1524 Comment
  HSC44742  Pinus jeffreyi Maralyn O'Meara 1974-5-25 446 Siskiyou On Rd. 8, 2.4 mi. W of junction with Hwy. 3 1006 Comment
  CAS-BOT-BC78963  Pinus monticola W. R. Dudley 1899-8-24 s.n. Siskiyou Craggy Peak Comment
  HSC31507  Pinus monticola Steve Selva, Roger Jensen 1974-8-16 19 Siskiyou N shore of Sugar Lake. Comment
  MACF017437  Pinus monticola Trudy R. Ericson 1974-8-9 225 Siskiyou Hwy 33 between Cecilville and Callahan, approx. 9.4 mi. west of intersection of forest hwy and Ca. 33 Comment
  CDA40670  Plagiobothrys nothofulvus T. C. Fuller 1958-4-16 4816 Siskiyou Giebner property, 4 miles south of Yreka. 0 Comment
  HSC33985  Plagiobothrys tenellus J. P. Smith 1974-5-25 7474 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  POM368969  Plagiobothrys tenellus M. O'Mera 1974-5-25 422 Siskiyou On road 8 ca. 4.7 miles W of junction with Hwy 3. 1159 Comment
  POM196578  Plantago eriopoda A. A. Heller 1927-8-2 14442 Siskiyou Near Gazelle, Shasta Valley. Comment
  UC1072710  Plantago lanceolata Douglas Barbe 1955-7-1 74 Siskiyou 1.3 mi e Etna (on the Westside Road to Callahan, to the s of the road); Klamath Mountains 853 Comment
  HSC61844  Platanthera dilatata var. leucostachys Ruby Van Deventer 1939-7-18 Siskiyou Poker Flat 1585 Comment
  SBBG25935  Platanthera dilatata var. leucostachys D. Myrick 1966-8-13 1554 Siskiyou Big Flat Cmpgrd, Mtn Meadow Ranch, Big Flat, Trinity Alps 1524 Comment
  HSC27780  Platanthera dilatata var. leucostachys J. D. Ackerman, A. Montalvo 1973-7-21 106 Siskiyou Paines Springs, 2.8 mi. SE of Medicine Lake Comment
  HSC35439  Platanthera dilatata var. leucostachys A. Montalvo, J. D. Ackerman 1975-7-18 583 Siskiyou S Fork Sacramento River, FS 40N30 1372 Comment
  UC1409487  Platanthera leucostachys Frederick W. Oettinger 1968-8-7 442 Siskiyou High Lake Basins in vicinity English Peak (Salmon Mountains); , Marble Mountain Wilderness Area 1889 Comment
  POM107735  Platanthera leucostachys Geo D. Butler 1910-6-6 1455 Siskiyou Quartz Valley Comment
  HSC29095  Platanthera sparsiflora Frederick W. Oettinger 1969-7-17 1050 Siskiyou Salmon Mountains: the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness area; Inlet to Upper English Lake 1921 Comment
  HSC62289  Platanthera sparsiflora Ruby Van Deventer 1960-7-7 Siskiyou Youngs Valley Comment
  UC1409488  Platanthera stricta Frederick W. Oettinger 1968-7-17 1050 Siskiyou inlet to Upper English Lake (High Lake Basins in vicinity English Peak, Marble Mountain Wilderness Area, western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1920 Comment
  SBBG30546  Plectritis congesta subsp. congesta D. Myrick 1968-6-25 2014 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk 1524 Comment
  RSA238571  Pleuricospora fimbriolata Frederick W. Oettinger 1969-7-29 1107 Siskiyou Just N. of Uncles' Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  HSC30211  Poa bulbosa William J. Ferlatte 1968-6-8 1133 Siskiyou Mountain Meadow Ranch. 1524 Comment
  SEINET10655749  Poa epilis A. Arthur Heller 1921-7-17 Heller 13579 Siskiyou Gravelly slope of Mt. Eddy south of Wagon creek at about 7500 feet in the Canadian zone. Comment
  UCD91939  Poa pratensis A. H. Murphy 1959-7-21 59 F Siskiyou Shasta National Forest. Deadfall Lake area. 2225 Comment
  UC196961  Poa pratensis subsp. pratensis Geo. D. Butler 1909-6-20 846 Siskiyou Yreka Comment
  JEPS82285  Poa pringlei Roger Raiche 1983-8-13 30593 Siskiyou summit area Mt Eddy 2743 Comment
  UC1151684  Poa pringlei A. H. Murphy 1959-7-22 59 L Siskiyou summit between Bear Creek and Toad Lake; Shasta Nat'l Forest 2346 Comment
  UC618612  Poa pringlei W. Bridge Cooke 1938-9-8 11640 Siskiyou near South Gate Springs; Mt Shasta Comment
  RSA211236  Poa secunda William J. Ferlatte 1966-6-22 114 Siskiyou Josephine Lake basin; Trinity Alps. 1677 Comment
  UCD90457  Poa secunda L. Whitney 1934-6-29 2224 Siskiyou Antelope Creek, near Tennant. 1463 Comment
  UC589888  Poa secunda subsp. juncifolia H. S. Yates 1936-6-21 5823 Siskiyou 1 mi sw Gazelle; Etna Quadrangle 792 Comment
  HSC30603  Poa secunda subsp. secunda Frederick W. Oettinger 1969-9-2 1593 Siskiyou Marble Mtn. Wilderness Area, N side of English Peak. 2134 Comment
  HSC68450  Poa secunda subsp. secunda Maralyn A. Renner 1980-6-26 1256 Siskiyou SE edge of Flint Valley. 1390 Comment
  CAS-BOT-BC244179  Poa trivialis Roxana S. Ferris; Laura Lorraine 1948-6-12 11747 Siskiyou French Creek Logging Road W of Callahan 1219 Comment
  CAS-BOT-BC244326  Podagrostis humilis John Thomas Howell 1939-8-3 15001 Siskiyou Spirit Lake, Marble Mountains 1828 Comment
  POM179738  Polemonium californicum H. P. Chandler 1901-06 1671 Siskiyou Marble Mountain, North Coast Ranges 2439 Comment
  CAS-BOT-BC232899  Polemonium carneum Geo. D. Butler 1909-4-28 737 Siskiyou McAdams Creek Comment
  RSA237352  Polemonium pulcherrimum Frederick W. Oettinger 1967-7-8 165 Siskiyou South of Big Blue Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  CAS-BOT-BC170339  Polygala cornuta var. cornuta Doris K. Kildale 1930-6-1 9698 Siskiyou Salmon River between Somes Bar and Forks of Salmon Comment
  CAS-BOT-BC170341  Polygala cornuta var. cornuta Wm. Bridge Cooke 1938-7-22 11324 Siskiyou Sisson Southern Trail - Mount Shasta 1371 Comment
  RSA237802  Polygonum aviculare Frederick W. Oettinger 1969-8-24 1531 Siskiyou Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1829 Comment
  RSA237749  Polygonum bistortoides Frederick W. Oettinger 1967-8-20 295 Siskiyou Just below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC163657  Polygonum davisiae Geo. D. Butler 1908-8-5 187 Siskiyou West Fork of Woolly Creek Comment
  RSA466329A  Polygonum douglasii Louis C. Wheeler 1934-7-3 2859 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. 1677 Comment
  UC375148  Polygonum douglasii subsp. douglasii Geo. D. Butler 1910-7-14 1779 Siskiyou Shackleford Creek Comment
  HSC101466  Polygonum douglasii subsp. majus J. P. Smith, J. O. Sawyer, R. J. Cole 2010-7-11 13002 Siskiyou Along Gazelle-Callahan Road. Klamath National Forest 1708 Comment
  UC164464  Polygonum douglasii subsp. spergulariiforme Geo. D. Butler 1909-11-15 1103 Siskiyou dry hill near Yreka Comment
  UC375322  Polygonum douglasii subsp. spergulariiforme Geo. D. Butler 189 Siskiyou near Yreka Comment
  UC375323  Polygonum douglasii subsp. spergulariiforme Geo. D. Butler 1909-8-6 184 Siskiyou summit s Marble Valley Comment
  UC850392  Polygonum douglasii subsp. spergulariiforme Alice Eastwood 1922-10-23 11553 Siskiyou Yreka Comment
  RSA598060  Polygonum douglasii subsp. spergulariiforme Louis C. Wheeler 1963-9-2 8331 Siskiyou Siskiyou Mountains. Near Bell Echo Camp, near Young's Valley, Clear Creek. 1402 Comment
  UC217425  Polygonum douglasii subsp. spergulariiforme H. M. Hall 1919-10-1 Siskiyou s slope on Oregon hwy Siskiyou Mts. Comment
  POM211807  Polygonum hydropiper Louis C. Wheeler 1934-9-20 3287 Siskiyou Lumgrey Creek, Siskiyou Mts. Mt. Diablo Mer. 671 Comment
  UC375150  Polygonum lapathifolium Geo. D. Butler 1908-7-16 196 Siskiyou along creek near Yreka Comment
  CHSC110955  Polygonum minimum B. Castro; L. P. Janeway 2007-7-29 1667 A Siskiyou High Cascade Range. Medicine Lake Highlands; about 0.5 mi W of Medicine Lake, 0.3 mi W on USFS Rd43N48 from its jcn with Rd 43N47 (which is the road to Schonchin Spring). 2075 Comment
  RSA237800  Polygonum minimum Frederick W. Oettinger 1968-8-11 472 Siskiyou Open site NE side of creek bed, Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  CDA22836  Polygonum phytolaccifolium T. C. Fuller 1958-6-18 1795 Siskiyou Summit of Siskiyou Mountains along road between Cave Junction & Happy Camp. 0 Comment
  RSA237794  Polygonum phytolaccifolium Frederick W. Oettinger 1967-8-23 320 Siskiyou English Peak Meadow. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  JEPS85597  Polygonum polygaloides subsp. confertiflorum W. Robert Powell 1989-7-19 3535 Siskiyou 16 air mi n of Fall River Mills (and 6 air mi w of Day, 1.2 mi e of Spring Creek Road) 1097 Comment
  CAS-BOT-BC419872  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1925-7-25 13901 Siskiyou Along the Pacific highway near Edgewood. Comment
  RSA659528  Polygonum shastense Gary D. Wallace 1990-7-1 2948 Siskiyou Mount Shasta: Panther Meadow, campground on AAA map. 2256 Comment
  CAS-BOT-BC421067  Polygonum spergulariiforme A. A. Heller 1916-7-20 12477 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1371 Comment
  CAS-BOT-BC421068  Polygonum spergulariiforme A. A. Heller 1916-7-20 12477 Siskiyou Near Wagon Creek Falls, east side of Mt. Eddy 1371 Comment
  HSC68533  Polypodium californicum Maralyn A. Renner 1980-6-25 1095 Siskiyou Little South Fork Indian Creek, W Fork 1220 Comment
  UC637168  Polypodium calirhiza Edward Lee 1934-8-13 1056 Siskiyou 4 mi n Happy Camp (Indian Creek); Klamath Nat'l Forest 411 Comment
  CAS-BOT-BC76741  Polystichum imbricans subsp. imbricans Alice Eastwood 1912-7-23 1336 Siskiyou Cantara Comment
  CHSC31246  Polystichum lemmonii B. Williams 1980-8-27 385 Siskiyou Shasta Forest/Trinity NF Expt. Area. Mt. Eddy. Comment
  UC812639  Polystichum lemmonii John Thomas Howell 1937-7-29 13668 Siskiyou n side Scott Mt. Comment
  HSC92767  Polystichum lemmonii Jennifer Whipple 1976-7-23 1521 Siskiyou Dale Cr. drainage on N face of Mt. Eddy 2317 Comment
  RSA249714  Polystichum lemmonii Frederick W. Oettinger 1969-7-25 s.n. Siskiyou Scott Mts., Shasta-Trinity National Forest: c. 15 air miles SW of Weed near Kangaroo Lake Campground in rock crevices of open schistose scree area. Comment
  SEINET6409479  Polystichum lemmonii M. J. Williams 1967-9-2 s.n. Siskiyou Cabin Meadow 1829 Comment
  JEPS50871  Polystichum lonchitis Al Hobart 1967-8-8 Siskiyou n face Preston Peak; Siskiyou Range, westernmost Siskiyou County 1828 Comment
  UC1334021  Polystichum lonchitis Dorothy Parker 336 Siskiyou above Paradise Lake; Siskiyou Mts., Salmon Mt. 1981 Comment
  CAS-BOT-BC102773  Populus tremuloides W. B. C. 1938-8-23 11577 Siskiyou Top of the Shastina Lava Park on the north side of Shastina 2438 Comment
  CDA16694  Potamogeton pectinatus G. F. Hrusa, M. Hooper 2001-7-1 15871 Siskiyou Klamath R.,ca. 1.5 mi. E of Ft. Goff Campground at Sluice Box river access. 350 Comment
  UC114325  Potentilla breweri Thomas Howell Siskiyou Hornbrook Comment
  UC1607562  Potentilla breweri Barbara Ertter with Julie Kierstead and Jim Nelson 1990-7-15 9360 Siskiyou Morgan Meadow on E side of Mt Eddy ca 5 air miles due W of Mt. Shasta City. 1676 Comment
  HSC90530  Potentilla cristae Jennifer Whipple 1977-7-20 1986 Siskiyou N slopes of Mt. Eddy 2530 Comment
  HSC37144  Potentilla drummondii A. M. Montalvo, J. D. Ackerman 1974-7-2 346 Siskiyou E slope of Mt. Eddy, near Morgan Meadows, W of Mt Shasta City. Comment
  SEINET11916322  Potentilla drummondii H. P. Chandler 1901-1 1564 Siskiyou nr Marble Mtn 1829 Comment
  UC166112  Potentilla flabellifolia Geo. D. Butler 1910-7-9 1714 Siskiyou Marble Mountain 1828 Comment
  HSC18736  Potentilla flabellifolia Dorothy Parker 1949-7-10 338 Siskiyou Head of Paradise Lake, Salmon Mtn. Comment
  SD125938  Potentilla glandulosa Steve Morgan 1987-7-28 Siskiyou McGinnis Springs, 5 mi. NW of McCloud, Shasta-Trinity National Forest, S of Mt. Shasta 1768 Comment
  SEINET3156935  Potentilla glandulosa G. D. Butler 1910-7-8 1658 Siskiyou Shackleford CReek 1372 Comment
  HSC86547  Potentilla gracilis D. K. Imper 1987-7-21 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  UCD113872  Potentilla gracilis A. A. Heller 1918-7-16 13030 Siskiyou Well up on the bare eastern slope leading to Mt. Eddy. 2438 Comment
  JEPS96961  Potentilla gracilis var. elmeri Dean W. Taylor 1997-6-12 16059 Siskiyou hillslopes at base of Scott Mountains at mouth of Willow Creek, Shasta Valley); ca. 4 miles west of Gazelle 944 Comment
  HSC64756  Potentilla gracilis var. fastigiata J. P. Smith, Steve Selva 1970-7-18 4492 Siskiyou Hanging bog at Kangaroo Lake. 1890 Comment
  CAS-BOT-BC540560  Potentilla gracilis var. fastigiata A. A. Heller 1918-7-16 13030 Siskiyou Mt. Eddy west of Sisson 2651 Comment
  CHSC27758  Potentilla millefolia William Frank 1978-4-1 2 Siskiyou In meadow surrounding inlet of Shasta River into s Lake Shastina, via public fishing access road. 822 Comment
  UC195253  Potentilla millefolia Annie M. Alexander and Louise Kellogg 1911-6-4 110 Siskiyou Mayten Comment
  UC639592  Potentilla millefolia Henry Fitch April, 1933 Siskiyou 5 mi s Shasta Valley (Yreka); s of Shasta Valley, Yreka Comment
  UC860723  Potentilla millefolia A. A. Heller 1938-7-13 15266 Siskiyou about a mi s Bray; s of Bray 1402 Comment
  RSA114763  Potentilla millefolia J. M. Tucker 1950-7-24 1958 Siskiyou Southern edge of Grass Lake, beside Highway 97, about 22 miles NE of Weed Comment
  UCD20355  Potentilla millefolia Jodi Notah 2002-5-30 s.n. Siskiyou Siskiyou county, 2 miles south of Grenada, just west of Interstate 5. Comment
  HSC4471  Primula suffrutescens William J. Ferlatte 1967-8-20 1045 Siskiyou Caribou Basin, Sawtooth Ridge 2043 Comment
  HSC19563  Prosartes hookeri J. O. Sawyer 1968-6-19 250 Siskiyou Lower slopes of valley near Blake's Fork. 1616 Comment
  HSC27972  Prosartes hookeri Carl W. Mize 1972-9-23 111 Siskiyou Along Steinacher Creek Rd. 762 Comment
  HSC69056  Prunella vulgaris Maralyn A. Renner 1980-8-6 2314 Siskiyou Cracker Meadow 1555 Comment
  HSC44577  Prunella vulgaris subsp. lanceolata Laura Witherspoon 1977-7-30 Siskiyou Edge of Flint Valley 1341 Comment
  UC1282022  Prunella vulgaris var. lanceolata Louise Kellogg Aug 8 1953-Aug 9 1953 121 Siskiyou Scott Mountain Public Campground; Klamath National Forest, Scott Mountains 1630 Comment
  UC618719  Prunella vulgaris var. lanceolata W. Bridge Cooke 1938-7-15 11189 Siskiyou Bear Springs Mount Shasta (Mount Shasta) Comment
  CAS-BOT-BC158211  Prunus emarginata John Thomas Howell 1939-8-4 15029 Siskiyou Between Elk Mt. and Marble River, Marble Mts. Comment
  HSC122  Prunus emarginata William J. Ferlatte 1967-7-25 716 Siskiyou Caribou Mtn. 2470 Comment
  HSC19188  Prunus emarginata J. O. Sawyer 1968-6-18 216 Siskiyou Headwaters of Blake's Fork of S Russian Creek. 1738 Comment
  POM257200  Prunus emarginata Annetta Carter 1939-8-19 1455 Siskiyou 3.5 miles N of Dunsmuir. 915 Comment
  UC861018  Prunus emarginata John Thomas Howell 1939-8-4 15029 Siskiyou between Elk Mountain and Marble Rim (Marble Mountains); Marble Mountains Comment
  UC1368677  Prunus persica W. B. and V. G. Cooke 1968-7-4 39264 Siskiyou Mount Shasta, along Everett Memorial Hwy Mount Shasta 1310 Comment
  CAS-BOT-BC151237  Prunus virginiana var. demissa John Thomas Howell 1934-7-4 12407 Siskiyou Se. corner of Siskiyou Co. Comment
  CAS-BOT-BC151240  Prunus virginiana var. demissa L. B. Kildale 1930-5-31 9795 Siskiyou Island in Klamath River near Hornbrook Comment
  CAS-BOT-BC159452  Prunus virginiana var. demissa L. R. Short 1933-5-24 131 Siskiyou Klamath Forest 548 Comment
  HSC29358  Prunus virginiana var. demissa Frederick W. Oettinger 1969-8-29 1564 Siskiyou Marble Mtn. Wilderness Area, along English Lake trail above Willow Spring 1677 Comment
  UC52251  Prunus virginiana var. demissa W. T. Mooney May 1903 Siskiyou Yreka Comment
  CAS-BOT-BC357409  Pseudognaphalium microcephalum Carl B. Wolf 1927-8-26 1036 Siskiyou On the Klamath River, 4 mi. north of Gottville Comment
  UC120047  Pseudostellaria jamesiana Thos. Howell 1889-4-16 1337 Siskiyou Hornbrook Comment
  RSA68884  Pseudostellaria jamesiana A. E. Culbertson 1943-7-2 72 Siskiyou Along Castle Lake road from town of Shasta, 6600ft eastern spur of Trinity Mts, 10 air miles from headwaters of Sacramento River to w and 12 miles SW of Mt Shasta 1219 Comment
  UC1408847  Pteridium aquilinum var. pubescens Frederick W. Oettinger 1968-8-14 513 Siskiyou vicinity of English Peak, Marble Mountain Wilderness Area; 0.1 mi e. of Tom Taylor Cabin Comment
  HSC46115  Pterospora andromedea J. P. Smith, Steve Selva 1970-6-16 4000 Siskiyou 5 mi. from Hwy. 3 on Rd. 8 to Sugar Creek. 1189 Comment
  HSC465  Pterospora andromedea William J. Ferlatte 1966-8-3 285 Siskiyou Josephine Lake basin 1677 Comment
  CAS-BOT-BC460550  Pterospora andromedea G. P. Rixford no date on label s.n. Siskiyou Hilt Comment
  UCD91893  Puccinellia lemmonii Chandler Jensen; Mike McGourty 1961-8-1 s.n. Siskiyou Near Yreka, Red Bluff. Comment
  HSC118  Purshia tridentata var. tridentata William J. Ferlatte 1967-6-29 578 Siskiyou Dorleska Summit 2134 Comment
  HSC145  Pyrola aphylla William J. Ferlatte 1966-8-3 268 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  HSC43038  Pyrola aphylla J. O. Sawyer, Ken Stillman 1976-7-2 2811 Siskiyou Ridges E of the Little N Fork Trail 732 Comment
  HSC23584  Pyrola asarifolia subsp. asarifolia J. O. Sawyer 1970-7-3 2312 Siskiyou W of camp 3 1524 Comment
  RSA0080539  Pyrola crypta G. D. Barbe 1955-7-26 269 Siskiyou On northwest slope of Scott Mtn. 1829 Comment
  UC1190175  Pyrola picta Ira L. Wiggins 1955-7-23 13472 Siskiyou Banks of China Creek 1097 Comment
  UC479140  Pyrola picta Marcus E. Jones 1931-7-17 29062 Siskiyou Shasta City Comment
  CDA8519  Pyrrocoma racemosa var. congesta T. C. Fuller 1958-8-13 Siskiyou Scott Valley, 5 miles south of Ft. Jones. 0 Comment
  OBI55525  Pyrrocoma racemosa var. pinetorum David J. Keil 1992-7-21 23514 Siskiyou Klamath NF SE of Callahan on hwy 3, 5.3 mi NW of Scott Mtn summit Comment
  RSA573417  Quercus chrysolepis Louis C. Wheeler 1934-9-4 3242 Siskiyou Bear Creek off West Fork Beaver Creek. 1372 Comment
  UC1332425  Quercus chrysolepis unknown 1940-6-27 15197 Siskiyou along the old Hotlum Road Mount Shasta Comment
  UC164395  Quercus chrysolepis Geo. D. Butler 1908-8-11 231 Siskiyou Shackleford Creek Comment
  HSC27242  Quercus garryana J. P. Smith, J. O. Sawyer 1971-9-18 4815 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  JEPS24012  Quercus garryana Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-3 6873 Siskiyou 2 mi w State Hwy 96 jct with U.S. Hwy 99 (at mouth of Shasta River) (at bridge over Ash Creek); Canyon of the Klamath River, Ash Creek 563 Comment
  SD225878  Quercus garryana John M. Tucker 1972-8-8 4247 B Siskiyou Marble Mountain, trail from Whiskey Camp to Elk Peak, ca. 2.5 mi. west-southwest of Marble Valley Guard Station (extreme southeast corner of Section 20, R. 11W., T. 42N) 1829 Comment
  CAS-BOT-BC62756  Quercus garryana var. breweri John Thomas Howell 1934-7-4 12385 Siskiyou Lava flow between Timbered Crater and Little Hot Springs Valley Comment
  CAS-BOT-BC62760  Quercus garryana var. breweri Doris K. Kildale 1928-8-18 6442 Siskiyou lead of north fork of Salmon River at Finley's upper Camp Comment
  RSA47633  Quercus garryana var. garryana Roxana S. Ferris, Laura Lorraine 1948-6-12 11846 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle. 1500 Comment
  UCD46169  Quercus garryana var. semota Frederick W. Oettinger 1968-8-18 574 Siskiyou The High Lake Basins in the Vicinity of English Peak Marble Mountain Wilderness area. 1920 Comment
  CAS-BOT-BC105464  Quercus kelloggii Mrs. Pettibone 1894-8-7 s.n. Siskiyou Upper Soda Springs Comment
  CAS-BOT-BC105465  Quercus kelloggii Alice Eastwood 1923-5-20 s.n. Siskiyou Shasta Springs Comment
  CAS-BOT-BC104364  Quercus sadleriana Sandra L. Holloway 1963-10-12 77 Siskiyou Junction Red Rock valley trail and Canyon Creek trail, Marble Mountain Wilderness Area 1341 Comment
  CAS-BOT-BC104365  Quercus sadleriana Sandra L. Holloway 1963-10-12 77 Siskiyou Junction Red Rock valley trail and Canyon Creek trail, Marble Mountain Wilderness Area 1341 Comment
  CDA15568  Quercus sadleriana G. F. Hrusa 1998-7-5 14676 Siskiyou Siskiyou Mountains; S side below summit on Happy Camp-O'Brien Rd. on Ca. side of State Boundary. Comment
  POM210971  Quercus sadleriana Louis C. Wheeler 1934-8-6 3048 Siskiyou Jaynes Canyon, Siskiyou Mountains. 1860 Comment
  SBBG25343  Quercus sadleriana J. M. Tucker 1963-7-9 3735 Siskiyou ca. 0.75 mi E of Marble Valley Guard Stn, upper Cyn Crk, Marble Mtn Wilderness 1615 Comment
  UC1222293  Quercus sadleriana Joseph P. Tracy 1950-7-18 19215 Siskiyou the whole route from Flint Valley to Prospect Hill Comment
  UCD47217  Quercus sadleriana D. Sanchez-Mata 1992-11-1 s.n. Siskiyou Klamath National Forest. Happy Camp-O' Brien. Indian Creek Road. Jefferson State Scenic Byway. 1470 Comment
  UCD47228  Quercus sadleriana Roman Gankin; Brewer, Hildreth, and Milam 1965-8-11 607 Siskiyou Indian Creek Road, 5.6 miles south of California-Oregon State line, Siskiyou County, California. (UC Davis Arboretum Accession No. A65.723). 1554 Comment
  UCD47231  Quercus sadleriana T. H. Harris 1951-6-1 s.n. Siskiyou Happy Camp. 1371 Comment
  UCR55551  Quercus sadleriana S. L. Holloway 1963-10-12 77 Siskiyou Marble Mountain Wilderness Area, junction of Red Rock Valley trail and Canyon Creek trail. 1341 Comment
  LA205358  Quercus sadleriana Edward Lee; 1934-8-13 1067 Siskiyou Kalmath National Forest, Happy Camp to Waldo (Oregon) rd, watershed of W Branch of Indian Creek 1371 Comment
  CAS-BOT-BC104619  Quercus vacciniifolia Doris K. Kildale 1928-8-19 6564 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  CAS-BOT-BC104623  Quercus vacciniifolia A. A. Heller 1914-8-28 11728 Siskiyou East side of Mt. Eddy 1676 Comment
  HSC19226  Quercus vacciniifolia J. O. Sawyer 1968-9-10 678 Siskiyou Below Young's Meadow on Clear Creek. 1372 Comment
  HSC69561  Quercus vacciniifolia Maralyn A. Renner 1980-8-6 2288 Siskiyou Along trail, 0.5 mi. SE of Cyclone Gap. 1585 Comment
  UC455272  Quercus vacciniifolia I. J. Condit 1911-7-5 Siskiyou near Shasta Retreat; Mt. Bradley 1676 Comment
  POM269587  Ranunculus alismifolius var. hartwegii Frank W. Gould 1940-5-14 s.n. Siskiyou Bull Meadows 11 miles W of Hwy 97 on road to Montague 1677 Comment
  UC1023837  Ranunculus aquatilis var. capillaceus Douglas Barbe 1955-6-29 52 Siskiyou 4.1 mi se Etna (on Eastside Rd.); Klamath Mountains 914 Comment
  UC922305  Ranunculus eschscholtzii var. suksdorfii Annie M. Alexander and Louise Kellogg 1949-7-29 5902 Siskiyou Trail to Hidden Lake Marble Mountains, Sky High Valley (by way of Campbell Lake trail, facing n to Marble Ridge) 1767 Comment
  RSA534580  Ranunculus flammula var. ovalis Peter Rubtzoff 1955-7-10 1947 Siskiyou Duncans Mills Marsh Comment
  UC165298  Ranunculus glaberrimus Geo. D. Butler 1910-3-7 1117 Siskiyou Shasta River Canyon Comment
  UC454029  Ranunculus occidentalis I. J. Condit 1911-7-13 Siskiyou Dunsmuir; creek bed Comment
  UC61061  Ranunculus occidentalis W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mount Shasta Comment
  SBBG2264  Ranunculus orthorhynchus var. orthorhynchus H. and M. Dearing 1939-6-5 3555 c Siskiyou E of McCloud 1066 Comment
  HSC19435D  Ranunculus uncinatus J. O. Sawyer 1969-7-11 855 Siskiyou Ravine above C.C.C. road. 1280 Comment
  CAS-BOT-BC56111  Rhamnus ilicifolia Doris Overman 1919-9-1 s.n. Siskiyou Yreka Comment
  RSA700048  Rhododendron californicum Leo Miller 1938-07 s.n. Siskiyou Siskiyou, Mountains. 915 Comment
  SJSU6529  Rhododendron columbianum R. W. Trivelpiece 1973-6-21 144 .5 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 Comment
  UCD13285  Rhododendron columbianum K. F. Mawdsley 1996-7-10 16 Siskiyou California, Siskiyou County. Castle Lake. 1698 Comment
  HSC27471  Rhus aromatica J. P. Smith, J. O. Sawyer 1972-5-28 5368 Siskiyou 2.7 mi. N of Rd. 8 and Sugar Creek on Hwy. 3 915 Comment
  POM126421  Rhus trilobata var. quinata A. M. Alexander, L. Kellogg 1911-6-13 129 Siskiyou 6 miles northwest Callahan. Comment
  CAS-BOT-BC438003  Ribes Doris K. Kildale 1928-8-19 6575 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  CAS-BOT-BC438016  Ribes A. M. Vollmer; L. Beane 1951-6-2 66 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klammath River Highway Comment
  UC166113  Ribes aureum Geo. D. Butler 1910-6-12 1559 Siskiyou Yreka Creek Comment
  HSC99335  Ribes binominatum G. L. Clifton 1979-7-1 6193 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  CAS-BOT-BC108780  Ribes cereum Carl B. Wolf 1941-7-26 11075 Siskiyou Southwest end of Little Shasta Valley, 12 miles northeast Weed on U.S. Highway #97 at junction with road to Montague. 883 Comment
  UC618608  Ribes cereum W. Bridge Cooke 1938-6-17 11032 Siskiyou Sisson Southern Trail Mount Shasta Comment
  UCD102130  Ribes cereum Jack Major 1961-7-14 635 Siskiyou Panther Creek, Mount Shasta. 1790 Comment
  UC642577  Ribes inerme var. inerme W. Bridge Cooke 1939-7-21 13702 Siskiyou in the vicinity of the outlet of the Municipal Spring above Howard; Mount Shasta Comment
  CAS-BOT-BC168869  Ribes inerme var. klamathense Ellsworth Bethel 1923-5-21 s.n. Siskiyou Sisson Comment
  SEINET5339657  Ribes inerme var. klamathense G. Butler 1910-4-9 1160 Siskiyou Ditch Bank Yrelsa Comment
  HSC19427  Ribes lacustre J. O. Sawyer 1968-9-11 697 Siskiyou Slopes above Twin Valley. 1463 Comment
  HSC69539  Ribes lacustre Maralyn A. Renner 1980-8-6 2249 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  HSC96865  Ribes lacustre Gordon Leppig 1998-7-10 916 Siskiyou Russian Wilderness, cirque W of Little Duck Lake 671 Comment
  HSC47617  Ribes lobbii J. P. Smith 1977-5-15 9072 Siskiyou The road leading through International Paper property to the Duck Lakes trailheads 1524 Comment
  JEPS49317  Ribes lobbii Annie M. Alexander and Louise Kellogg 1911-6-17 154 Siskiyou Jackson Lake 1798 Comment
  RSA0021143  Ribes lobbii P. A. Munz 1952-7-2 17888 Siskiyou Road to Baldy Mt., northwest of Happy Camp, Siskiyou Mts. 1524 Comment
  CHSC35296  Ribes nevadense M. S. Taylor 1980-6-23 2946 Siskiyou Bog around Cedar Lake, ca. 11 mi sw of Mt Shasta City. 1737 Comment
  UC1190157  Ribes nevadense Ira L. Wiggins 1955-7-25 13508 Siskiyou Mountain View Ranch, ditch head on Rush Creek Rush Creek 1005 Comment
  UC478902  Ribes nevadense Marcus E. Jones, A. M. 1931-7-17 29003 Siskiyou Shasta City (Session's) Comment
  RSA0022720  Ribes nevadense var. glaucescens J. T. Howell 1937-7-26 13528 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  JEPS82695  Ribes roezlii Wayne Roderick 1984-6-5 Siskiyou ca. 12 air km sw Mt. Shasta city; Castle Lake 1828 Comment
  HSC26225  Ribes roezlii var. cruentum J. P. Smith, J. O. Sawyer 1972-5-27 5358 Siskiyou Hwy. 3 near the Scott Mtn. Campground on divide between Scott and Trinity Rivers 1601 Comment
  CAS-BOT-BC200007  Ribes roezlii var. cruentum Doris K. Kildale 1929-7-20 8543 Siskiyou South Fork of Indian Creek near Gilmores Comment
  CAS-BOT-BC200008  Ribes roezlii var. cruentum William A. Dayton 1913-6-13 209 Siskiyou Shasta National Forest. E. Fk of Scott River range opposite China Mt. 1706 Comment
  CAS-BOT-BC186290  Ribes roezlii var. roezlii Laura M. Lathrop 1903-7-22 s.n. Siskiyou Shasta Retreat Comment
  RSA0019538  Ribes sanguineum J. P. Smith 1974-5-25 7445 Siskiyou Near junction of Road 8 and French Creek Road. 1280 Comment
  CAS-BOT-BC144514  Ribes sanguineum var. sanguineum Doris K. Kildale 1929-7-24 8608 Siskiyou Southeast spur Preston Peak 1950 Comment
  CAS-BOT-BC144515  Ribes sanguineum var. sanguineum Doris K. Kildale 1929-7-20 8693 Siskiyou trail fm Elk Lick to Raspberry Lake, upper Indian Creek 1828 Comment
  UC165745  Ribes velutinum Geo. D. Butler 1910-5-8 1308 Siskiyou near Yreka Comment
  CHSC1669  Ribes viscosissimum M. Yoder 1941-6-6 Siskiyou Castle Lake. 1981 Comment
  HSC61946  Ribes viscosissimum Ruby Van Deventer 1959-7-6 Siskiyou Poker Flat 1585 Comment
  HSC67792  Ribes viscosissimum J. O. Sawyer, J. Cole 1980-7-20 3747 Siskiyou 2 mi. N of Little Glass Mtn., on road connecting FS Rd. 45N05 with FS Rd. 47N75 1875 Comment
  JEPS49200  Ribes viscosissimum Annie M. Alexander and Louise Kellogg 1911-6-15 148 Siskiyou Jackson Lake Comment
  LA205491  Ribes viscosissimum W. B. C.; 1939-6-30 13570 Siskiyou Mount Shasta, near the source of MacBride Springs 1523 Comment
  HSC99213  Romanzoffia sitchensis Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  CHSC65221  Rorippa columbiae V. Parker; J. Cooper, M. Ulloa-Cruz 1994-5-25 600 Siskiyou Shasta-Trinity National Forests. McCloud Ranger District. Dry Lake area. Comment
  JEPS84104  Rorippa curvisiliqua L. R. Heckard with J. Hickman et al. 1986-7-17 6513 Siskiyou n slope Condrey Mt.; n slope Condrey Mt. 1960 Comment
  CAS-BOT-BC74654  Rorippa curvisiliqua Doris K. Kildale 1928-7-4 5530 Siskiyou 1.5 mile west of summit of divide between Salmon River and Scott Valley. Comment
  UCD115289  Rorippa curvisiliqua Robert E. Preston 1985-6-17 520 Siskiyou Camp Creek, 200 yards from its confluence with Irongate Reservoir. 701 Comment
  CHSC33835  Rorippa curvisiliqua var. occidentalis R. E. Preston 1981-5-2 59 Siskiyou On bank of Camp Creek at confluence with Irongate Reservoir; ca. 32 km ne of Yreka. 702 Comment
  POM277848  Rosa eastwoodiae Alice Eastwood 1912-9-4 2100 Siskiyou Sisson. Comment
  CAS-BOT-BC146737  Rosa gymnocarpa Gilbert Muth 1966-7-29 466 Siskiyou Marble Valley, Marble Mts. 1828 Comment
  CAS-BOT-BC146740  Rosa gymnocarpa Alice Eastwood 1912-7-19 1228 Siskiyou Mount Shasta Comment
  HSC69497  Rosa gymnocarpa John Palmer 1980-8-12 737 Siskiyou Road to Bearground Spring from Beaver Creek Rd. 1341 Comment
  UC1409336  Rosa pisocarpa Frederick W. Oettinger 1968-8-23 612 Siskiyou talus below shore cliff just below Diamond Lake (on way toward English Lake); Salmon Mountains, Marble Mountain Wilderness Area 2057 Comment
  HSC19636  Rosa woodsii subsp. ultramontana R. C. Wunner 1965-8-24 475 Siskiyou Lava Beds NM, Capt. Jacks Stronghold near exit Comment
  CAS-BOT-BC157786  Rubus Alice Eastwood 1923-5-29 11999 Siskiyou Cantara Comment
  CAS-BOT-BC156599  Rubus bifrons William M. Hiesey 1947-8-23 557 Siskiyou Klamath River along Highway 96, one mile west of Beaver Creek (2 mi. N. of Walker) 548 Comment
  HSC65268  Rubus lasiococcus R. White 1977-6-4 79 Siskiyou 1/4 mi. from Buck Lake by trail 1250 Comment
  JEPS82720  Rubus lasiococcus Wayne Roderick 1983-7-10 Siskiyou Doe Flat (next to Del Norte County) 1143 Comment
  CAS-BOT-BC147319  Rubus parviflorus G. P. Rixford s.n. Siskiyou Hilt Comment
  HSC19405  Rubus parviflorus J. O. Sawyer 1968-7-10 457 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  UC164308  Rubus parviflorus Geo. D. Butler 1910-5-30 1438 Siskiyou Humbug Mountain 1219 Comment
  HSC27982  Rubus ursinus Carl W. Mize 1972-9-24 130 Siskiyou Along trail from Camp 3 732 Comment
  CAS-BOT-BC363144  Rudbeckia californica L. R. Short 1933-9-8 67 Siskiyou Klamath National Forest. Deer Camp near Dry Lake 1889 Comment
  JEPS116589  Rudbeckia klamathensis Julie Kierstead Nelson with Rhonda Posey, Ross Olson 2007-8-1 2007 -020 Siskiyou The Eddys, west of Mt. Shasta. Wet seep adjacent to unnamed tributary Middle Fork of upper Sacramento River, along Forest Service Rd. 40N64 ca. 1/2 mi N Middle Fork crossing; Mt. Eddy 1693 Comment
  UC1282030  Rudbeckia klamathensis Louise Kellogg 1953-8-8 111 Siskiyou on road between Callahan and Trinity Center; Mule Creek, Scott Mountain, Klamath National Forest 1402 Comment
  HSC67721  Rudbeckia occidentalis John Palmer 1980-8-15 971 Siskiyou NE of Seiad Low Gap on spur of F.S. Rd. 46N50 1098 Comment
  RSA237323  Rumex acetosella Frederick W. Oettinger 1967-6-29 119 Siskiyou Ride near Etna Summit on road from Etna to Sawyer Bar. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1820 Comment
  CHSC106099  Rumex conglomeratus Lowell Ahart; John Dittes 2010-7-30 16935 Siskiyou Along the west bank of the Shasta River, about 30 yards northwest of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  UC375325  Rumex conglomeratus Geo. D. Butler 1908-7-5 514 Siskiyou near Yreka Comment
  CHSC88096  Rumex salicifolius Jenny Marr 1993-7-1 106 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC45040  Salix delnortensis J. O. Sawyer, E. Cope 1977-6-19 2953 Siskiyou Clear Creek Trail between Preston Creek and Trout Camp 915 Comment
  HSC33924  Salix eastwoodiae J. O. Sawyer 1968-7-10 501 Siskiyou Along S Sugar Creek 1982 Comment
  RSA184759  Salix eastwoodiae Gilbert Muth 1966-8-3 498 Siskiyou Marble Valley. Marble Mtns. 1793 Comment
  UC481745  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1931-6-22 477 Siskiyou 125 km n Red Bluff (Pit River at Gibson flag station (R.R. stop Sta.)) 450 Comment
  CAS-BOT-BC107784  Salix hindsiana L. B. Kildale 1930-5-31 9792 Siskiyou Island in Klamath River near Hornbrook Comment
  CAS-BOT-BC107785  Salix hindsiana L. B. Kildale 1930-5-31 9793 Siskiyou Island in Klamath River near Hornbrook Comment
  POM362652  Salix laevigata E. E. Stanford 1930-6-16 1604 Siskiyou Near Hornbrook. Comment
  UC375231  Salix lasiandra subsp. lasiandra Geo. D. Butler 1910-3-30 1149 Siskiyou Yreka Creek Comment
  UC481743  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-21 473 Siskiyou ca. 13 km. n.w. of Shasta City (1.3 km. e. of Burney Mill, at bridge, n. base Mt. Eddy); Mt. Eddy 1110 Comment
  CAS-BOT-BC125448  Salix lasiandra var. lasiandra Alice Eastwood 1921-7-25 10828 Siskiyou [Bigelows] Bigelow, McCloud River Comment
  UCD111532  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 411 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City. Above Metcalf ranch house. 1425 Comment
  CAS-BOT-BC125446  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 424 Siskiyou Northeast side of Mount Eddy, about 16 km. northwest of Shasta City; above Metcalf ranch house 1350 Comment
  HSC69187  Salix lasiolepis Maralyn A. Renner 1980-8-31 2631 Siskiyou Twin Valley. 1494 Comment
  UC375228  Salix lasiolepis Geo. D. Butler 1910-3-21 1135 Siskiyou Yreka Creek 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
  UCR66564  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 423 Siskiyou Northeast side of Mount Eddy, c. 16 km. northwest of Shasta City, above Metcalf ranch house 1455 Comment
  CAS-BOT-BC125683  Salix melanopsis L. E. Smith 1914-7-6 751 Siskiyou Cantara Comment
  CAS-BOT-BC125693  Salix melanopsis Mrs. H. P. Bracelin 1931-6-22 475 Siskiyou Flume Creek, tributary of Pit River, near highway at Flume Creek Camp 555 Comment
  CAS-BOT-BC129026  Salix scouleriana Elmer I. Applegate 1923-9-7 3962 Siskiyou Dry Lake Ranger Station, near hed of Dogget Creek, south slope of the Siskiyou Mountains Comment
  CAS-BOT-BC129028  Salix scouleriana Arthur L. Menzies 1962-7-1 s.n. Siskiyou Copper Butte near Cook & Green Pass north of Seiad Valley, Siskiyou Mts. Comment
  CAS-BOT-BC129034  Salix scouleriana Geo. B. Grant 1902-9-1 5168 Siskiyou Sisson 1219 Comment
  CAS-BOT-BC129035  Salix scouleriana Geo. B. Grant 1902-9-11 5168 Siskiyou Sisson 1127 Comment
  HSC99834  Salix scouleriana G. L. Clifton 1979-7-1 6189 Siskiyou Near Poker Flat, close to the town of Happy Camp 1538 Comment
  SBBG28805  Salix scouleriana Mrs. H. P. Bracelin 1931-6-21 472 Siskiyou N base of Mount Eddy, ca. 13 km NW of Shasta City, ca. 1.3 km E of Burney Mill 1110 Comment
  CAS-BOT-BC175654  Salsola tragus Carl B. Wolf 1927-8-26 1014 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC175655  Salsola tragus Wm. Bridge Cooke 1941-9-5 16257 Siskiyou Along the Memorial Highway, Mt. Shasta Comment
  HSC65137  Salsola tragus J. P. Smith, Steve Selva 1970-7-17 4418 Siskiyou Along Klamath River. Comment
  UC25742  Salvia sonomensis Milo S. Baker 1893-8-19 Siskiyou s base Mt. Shasta (Squaw Valley); , Squaw Valley Comment
  UC618882  Salvia sonomensis unknown 1938-6-17 11027 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  UC1408789  Sambucus mexicana Frederick W. Oettinger 1968-8-23 618 Siskiyou just w Upper English Lake (w Siskiyou Co.); Salmon Mountains, Marble Mountain Wilderness Area 1767 Comment
  HSC69296  Sambucus nigra subsp. caerulea Maralyn A. Renner 1980-7-24 1997 Siskiyou Lily Pad Lake 1768 Comment
  CAS-BOT-BC236479  Sambucus racemosa subsp. racemosa Wm. Bridge Cooke 1938-9-8 11674 Siskiyou South side of Red Butte, Mount Shasta 2286 Comment
  UCD20772  Santolina chamaecyparissus Steve Orloff 2002-6-25 s.n. Siskiyou Siskiyou County. City of Granada, south of Yreka. Comment
  UCD98487  Saponaria officinalis Francia Chisaki; Helen Sharsmith 1959-8-20 4740 Siskiyou in Scott Valley, 3 miles before reaching Etna on road from Callahan. 853 Comment
  RSA215597  Saxifraga aprica Gilbert Muth 1969-8-10 1323 Siskiyou Ridge W of Boulder Peak. 2287 Comment
  JEPS25834  Saxifraga ferruginea Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7448 Siskiyou about 12 air line mi nw Happy Camp (Poker Flat); Siskiyou Mts., Poker Flat 1524 Comment
  JEPS82426  Saxifraga integrifolia Gilbert Muth 1966-7-8 367 Siskiyou Marble Valley Meadow; Marble Mountain Wilderness Area, Marble Valley Meadow 1792 Comment
  UC166560  Saxifraga oregana Geo. D. Butler 1910-6-19 1590 Siskiyou Goosenest foothills 1524 Comment
  CAS-BOT-BC445870  Saxifragopsis fragarioides J. Bernard Brinton 1882-9-5 s.n. Siskiyou Cliffs overhanging Castle Lake Comment
  HSC2420  Saxifragopsis fragarioides William J. Ferlatte 1966-8-5 347 Siskiyou Caribou Mountain 2470 Comment
  HSC29407  Saxifragopsis fragarioides Frederick W. Oettinger 1968-8-5 403 Siskiyou Marble Mtn. Wilderness Area, between English Peak and Diamond Lake 2073 Comment
  JEPS82436  Saxifragopsis fragarioides Gilbert Muth 1966-7-25 452 Siskiyou below lookout n Marble Rim; Marble Mountain Wilderness Area 2072 Comment
  JEPS63800  Scirpus acutus var. occidentalis B. C. Goldsmith 1916-8-21 15 Siskiyou Gazelle Comment
  JEPS63801  Scirpus acutus var. occidentalis B. C. Goldsmith 1916-8-21 16 Siskiyou Gazelle Shasta Valley, Gazelle Comment
  CAS-BOT-BC111093  Scirpus microcarpus L. E. Smith 1913-5-27 295 Siskiyou Unspecified Comment
  HSC30680  Scirpus microcarpus Frederick W. Oettinger 1969-7-31 1121 Siskiyou Marble Mtn. Wilderness Area, inlet stream to Upper English Lake 1768 Comment
  POM215862  Scleranthus annuus L. C. Wheeler 1935-6-15 3585 Siskiyou Greenview, Scott Valley. 884 Comment
  UCD98526  Scleranthus annuus subsp. annuus Louis C. Wheeler 1935-6-15 3585 Siskiyou Greenview, Scott Valley. 883 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
  POM63093  Scutellaria antirrhinoides E. B. Copeland 1903-7-2 3530 Siskiyou Klamathon 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
  HSC61169  Sedum divergens Al Hobart 17 Jul [year missing] Siskiyou El Capitan Comment
  HSC63300  Sedum lanceolatum var. lanceolatum M. A. Baker 1979-7-30 1072 Siskiyou E facing rock slope. 2200 Comment
  JEPS121407  Sedum laxum subsp. heckneri Peter F. Zika 2011-7-19 25541 Siskiyou FS Road 1040, 3.7-3.8 road miles (5.9 km) above junction with FS Road 10 at mouth of Carberry Creek, along Middle Fork Applegate River, 1 air mile NW of Abney Butte, Siskiyou Mountains Comment
  RSA0035472  Sedum laxum subsp. heckneri Peter F. Zika 2011-7-19 25641 Siskiyou FS Road 1040, 3.7-3.8 road miles (5.9 km) above junction with FS Road 10 at mouth of Carberry Creek, along Middle Fork Applegate River, 1 air mile NW of Abney Butte, Siskiyou Mountains, Klamath Range. 610 Comment
  RSA0104952  Sedum laxum subsp. heckneri L. C. Wheeler 1934-8-15 3156 Siskiyou E Fork Horse Creek, Siskiyou Mts. 1220 Comment
  CAS-BOT-BC61475  Sedum laxum subsp. laxum Alice Eastwood 1912-9-11 2142 Siskiyou Trail to Black Butte from Waldo Comment
  UC831036  Sedum obtusatum subsp. boreale W. B. Cooke 1942-7-2 16366 Siskiyou near base Mud Creek Canyon; Mount Shasta, near base Mud Creek Canyon 1676 Comment
  NY388002  Sedum obtusatum subsp. boreale R. T. Clausen 1940-7-26 4952 Siskiyou Pacific slope. Province Middle Cascade. Sacramento river. E side of Mud Creek Canyon, Mt. Shasta. 1706.9 Comment
  HSC50569  Sedum obtusatum subsp. retusum G. L. Clifton, Griswold 1979-7-26 10145 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2105 Comment
  RSA0036680  Sedum radiatum subsp. depauperatum Peter F. Zika 2011-7-19 25645 Siskiyou Forest Service Road 1055, 5.9 road miles S of and above junction with Road 1050, 1 air mile SSE of Windy Peak, Siskiyou Mountains, Klamath Range (KR). 1340 Comment
  JEPS81635  Sedum rosea subsp. integrifolium Roger Raiche 1982-7-7 20576 Siskiyou Alex Hole Siskiyou Mts., Alex Hole (at center of hole near campground, Siskiyou Mts.) 1950 Comment
  CAS-BOT-BC59128  Sedum spathulifolium John Thomas Howell 1939-8-8 15142 Siskiyou Marble Mountains, between Marble Valley and Sky High Valley. Comment
  CAS-BOT-BC59129  Sedum spathulifolium John Thomas Howell 1937-7-26 13565 Siskiyou Between Big Flat and Caribou Gulch. Comment
  UC1408848  Selaginella densa var. scopulorum Frederick W. Oettinger 1968-8-5 401 Siskiyou ridges between English Peak and Diamond Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 2072 Comment
  POM25601  Selaginella densa var. scopulorum E. B. Copeland 1903-10-9 273 Siskiyou Mt. Eddy 1524 Comment
Read comments
Jan 23 2011
  RSA237815  Selaginella densa var. scopulorum Frederick W. Oettinger, J. L. Morrison 1967-8-17 282 Siskiyou NE side of Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1936 Comment
  LA209667  Selaginella scopulorum Lawrence L. Kiefer; 1963-8-8 827 Siskiyou N of town of Horse Creek, along trail from Siskiyou Summit to White Mountain 1523 Comment
  SBBG8726  Senecio aronicoides H. and M. Dearing 1939-6-5 3557 Siskiyou E of McCloud Comment
  UCD135520  Senecio aronicoides Wm. E. Moon 1958-5-29 s.n. Siskiyou Hebron summit, State Highway 97. 1584 Comment
  CHSC71474  Senecio hydrophilus Vernon H. Oswald; Lowell Ahart 1998-7-21 9348 Siskiyou Northeast of Weed and south of Macdoel along Old State Highway on the west side of Bray. In meadow. 1417 Comment
  UCD135530  Senecio hydrophilus Thomas C. Horn 1956-8-6 s.n. Siskiyou west side of Lower Klamath Lake. Comment
  CAS-BOT-BC363934  Senecio integerrimus var. exaltatus Wm. Bridge Cooke 1938-9-8 11675 Siskiyou Mount Shasta. East fork of Panther Creek Comment
  CAS-BOT-BC363935  Senecio integerrimus var. exaltatus Mrs. H. C. Cantelow 1936-5-21 1255 Siskiyou W. slope Scott Mt. about 4 mi. S. of Callahan Comment
  HSC22188  Senecio triangularis J. O. Sawyer 1969-8-5 1756 Siskiyou W of Little Duck Lake 2073 Comment
  HSC76653  Senecio triangularis K. T. Stillman 1976-7-23 298 Siskiyou Marble Mtn. Wilderness Area 2012 Comment
  JEPS82730  Senecio triangularis Wayne Roderick 1983-7-10 Siskiyou near Del Norte County line; Doe Flat 1143 Comment
  HSC69336  Senecio triangularis John Palmer 1980-8-13 780 Siskiyou Dead Cow Creek, near USFS Rd. 47N44, Beaver Creek Rd. 1616 Comment
  OBI55454  Senecio triangularis David J. Keil, Kathleen Keil 1992-7-21 23550 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08. 4.2 mi W of Scott Mtn rd (hwy 3) Comment
  RSA211197  Senecio triangularis William J. Ferlatte 1966-8-4 323 Siskiyou North side of Caribou Mountain. 1982 Comment
  RSA237444  Senecio triangularis Frederick W. Oettinger 1968-8-1 342 Siskiyou Wet meadow south of Hancock Lake. The Salmon Mountains. The High Lake basins in the vicinity of English Peak Marble Mountain Wilderness Area. 2043 Comment
  UC196947  Setaria viridis Geo. D. Butler 1910-8-13 1834 Siskiyou Quartz Valley Comment
  HSC29396  Sibbaldia procumbens Frederick W. Oettinger 1968-8-23 607 Siskiyou Salmon Mountains: the high lake basins in the vicinity of English Peak, Marble Mountain Wilderness area; near Diamond Lake 2073 Comment
  RSA448541  Sidalcea Louis C. Wheeler 1934-7-3 2862 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. (Mt. Diablo Mer.) 1677 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
  UC1483451  Sidalcea glaucescens Maralyn A. Renner 1980-6-23 997 Siskiyou West Fork Seiad Creek , Seiad Valley Quad. (Klamath National Forest) 877 Comment
  HSC73342  Sidalcea malviflora Gail Newton 1980-6-20 453 Siskiyou Near Bald Mtn. 1097 Comment
  UC164426  Sidalcea oregana Geo. D. Butler 1910-5-26 1408 Siskiyou Yreka Comment
  CHSC1055  Sidalcea oregana subsp. oregana K. Jaekel 1939-7-4 Siskiyou Black Butte meadows, near Mt. Shasta. 1158 Comment
  UC1299200  Sidalcea oregana subsp. oregana Freed W. Hoffman 1951-7-15 4032 Siskiyou on w side Kelsey Creek (Hammond Camp, Marble Mountains, western Siskiyou County); North Coast Ranges, Marble Mountains 1524 Comment
  CHSC88396  Sidalcea oregana subsp. spicata Jenny Marr 1993-7-1 155 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC92148  Sidalcea oregana subsp. spicata Jennifer Whipple 1977-8-6 2239 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC108898  Sidalcea oregana subsp. spicata T. S. Brandegee July 1887 Siskiyou Sissons Comment
  JEPS44102  Silene douglasii W. B. and V. G. Cooke 1965-7-12 35180 Siskiyou Mt. Shasta Mt. Shasta (Bolam Road) 1524 Comment
  JEPS51030  Silene douglasii W. L. Jepson 1940-6-23 20027 Siskiyou n Mt. Shasta; n of Mt. Shasta, Andesite station 975 Comment
  CAS-BOT-BC388950  Silene grayi A. A. Heller 1915-7-16 12094 Siskiyou North side of Mt. Eddy 1524 Comment
  HSC68047  Silene grayi J. P. Smith, Steve Selva 1970-7-17 4462 Siskiyou Below Kangaroo Lake. 1890 Comment
  UC198695  Silene grayi Annie M. Alexander and Louise Kellogg 1911-8-14 328 Siskiyou Mt. Eddy 2789 Comment
  HSC606  Silene grayi William J. Ferlatte 1967-7-26 753 Siskiyou Caribou Basin, N slope on Sawtooth Ridge 2287 Comment
  RSA237803  Silene grayi Frederick W. Oettinger 1969-7-29 1110 Siskiyou North of upper English Lake; Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  UCR21089  Sisyrinchium bellum T. W. Fisher, Earl Oatman, R. E. Orth 1974-6-26 s.n. Siskiyou McIntosh Ranch on the McCloud River near Bartle 1220 Comment
  CHSC27123  Sisyrinchium douglasii Thomas E. Lewis 1978-3-19 1 Siskiyou 200 m se of Yreka Creek on n facing slope, 1.5 km s on Highway 3 from Interstate 5 junction. 830 Comment
  POM211187  Solanum americanum Louis C. Wheeler 1934-9-17 3274 Siskiyou Dutch Creek off Klamath River, Siskiyou Mtns. (Mt. Diablo Mer). 701 Comment
  CAS-BOT-BC157044  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-20 1772 Siskiyou Near Yreka along Shasta River Comment
  CAS-BOT-BC157045  Solanum umbelliferum C. R. Quick 1958-6-17 58 -32 Siskiyou Near Black Bear Summit south of Sawyer's Bar on ridge road to Cecilville 1356 Comment
  SEINET7262072 Image available Solanum villosum A. A. Heller 1915-8-24 12208 Siskiyou Metcalf's Ranch, NE base of Mount Eddy Comment
  CAS-BOT-BC385863  Solidago canadensis D. H. Norris 1968-7-29 2213 Siskiyou Along trail from Big Flat to Yellow Rose Mine 1828 Comment
  RSA473675  Solidago canadensis subsp. elongata L. S. Rose 1937-7-26 37604 Siskiyou McCloud 1006 Comment
  CAS-BOT-BC365553  Solidago elongata Copeland 1903-8-12 3823 Siskiyou Sisson Comment
  CAS-BOT-BC365569  Solidago elongata H. A. Thomas; J. H. Thomas 1954-7-25 4534 Siskiyou Salmon - Trinity Mts. Vicinity of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville 1981 Comment
  LA203958  Solidago elongata Wm. Bridge Cooke; 1939-7-7 13596 Siskiyou Mount Shasta, Along the road between Bear Springs and Wagon Camp 1676 Comment
  HSC61978  Solidago multiradiata Al Hobart 25 Jul [year missing] Siskiyou Preston Peak 1982 Comment
  JEPS22566  Solidago spectabilis Rimo Bacigalupi with Drs. Reino & Aloha Alava 1958-9-2 6833 Siskiyou just north and below Scott Mountain road summit 1615 Comment
  RSA14494  Solidago spectabilis Elmer I. Applegate 1923-8-21 3916 Siskiyou Willow Creek, south end of Lower Klamath marsh. Comment
  UC1409234  Solidago velutina subsp. californica Frederick W. Oettinger 1968-9-5 706 Siskiyou High Lake Basins in the vicinity English Peak (English Lake Basin, Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English L 1897 Comment
  UC446912  Solidago velutina subsp. californica L. F. Henderson 1929-8-24 11469 Siskiyou near Takilma, Oregon (but over the line in California); near Takilma, Oregon but over the line in California Comment
  JEPS44988  Sorbus californica Geo. D. Butler 1908-8-26 282 Siskiyou head of Etna Creek 1676 Comment
  CHSC27345  Sorbus scopulina T. B. Devine 1976-9-4 359 Siskiyou Castle Lake. Comment
  RSA145150  Sparganium angustifolium Dorothy Parker 1960-9-10 791 Siskiyou Trail to Gulch Lake, Salmon Mountains. 2012 Comment
  SEINET3837389  Sparganium angustifolium Unknown 1939-8-20 1464 Siskiyou Northwest end of Talor Lake, 12 miles southwest of Etna, Salmon Mountains, 2027 Comment
  CAS-BOT-BC390720  Spergularia rubra Henry M. Pollard 1956-10-7 s.n. Siskiyou Klamath River bar on Spink's Ranch at Roger's Creek, Somes Bar Comment
  UC106129  Sphenosciadium capitellatum Brandegee July 1887 Siskiyou Mt. Shasta Comment
  CAS-BOT-BC149683  Spiraea douglasii A. A. Heller 1905-6-20 8085 Siskiyou Between Igerna and Weed Comment
  CAS-BOT-BC149693  Spiraea douglasii Alice Eastwood 1912-8-30 1968 Siskiyou Mount Eddy Comment
  SEINET3157634  Spiraea douglasii G. D. Butler 1910-7-9 1708 Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC421467  Spiraea splendens W. R. Dudley 1903-8-4 s.n. Siskiyou Foot of Mt. Eddy Comment
  UCLA70760  Stachys ajugoides var. rigida C. G. Pringle 1881-8-16 Siskiyou Comment
  UCR47858  Stachys stricta Steve Morgan 1987-7-28 s.n. Siskiyou Sierra Nevada Mtns, McGinnis Springs, 5 mi NW of McCloud, Shasta-Trinity National Forest, south of Mt. Shasta 1768 Comment
  CAS-BOT-BC391217  Stellaria longipes subsp. longipes Wm. Bridge Cooke 1937-8-6 9184 Siskiyou Mount Shasta. Bear Springs Comment
  UC528039  Stellaria longipes var. longipes Elmer I. Applegate 1923-8-18 3886 Siskiyou Medicine Lake Comment
  JEPS20033  Stellaria media George D. Butler 1909-3-19 559 Siskiyou near Yreka (on Butler's Ranch) Comment
  CAS-BOT-BC395085  Stellaria nitens Geo. D. Butler 1910-4-9 1158 Siskiyou near Yreka Comment
  UCD139813  Stenanthium occidentale G. L. Clifton 1975-7-29 6042 Siskiyou near Copper Butte and Seiad Valley. 1328 Comment
  HSC61988  Stenanthium occidentale Ruby Van Deventer 25 Jul [year missing] Siskiyou Rattlesnake Meadow 1524 Comment
  POM210939  Stenanthium occidentale Louis C. Wheeler 1934-8-17 3181 Siskiyou Siskiyou Mts. North side White Mt. 1829 Comment
  RSA256591  Stenanthium occidentale J. D. Ackerman, A. M. Montalvo 1974-8-17 425 Siskiyou Western slope Preston Peak ca. 0.5 mile north of Rattlesnake Meadow 1646 Comment
  UC618866  Stephanomeria lactucina unknown 1938-7-29 11389 Siskiyou Howard Mount Shasta Comment
  CHSC63599  Stephanomeria paniculata Vernon H. Oswald; Lowell Ahart 1994-8-10 6453 Siskiyou Pilgrim Creek Rd. (FS13) at Mud Creek, 2.7 mi N of Hwy. 89, ca. 4.5 mi (air) NE of McCloud. Roadside. 1097 Comment
  JEPS87637  Stephanomeria paniculata Vernon H. Oswald and Lowell Ahart 1994-8-10 6453 Siskiyou ca. 4.5 mi. (air) n.e. McCloud (Pilgrim Creek Rd. (FS 13) at Mud Creek, 2.7 mi. n. of Hwy. 89) 1097 Comment
  JEPS87638  Stephanomeria paniculata Vernon H. Oswald and Lowell Ahart 1994-8-10 6453 Siskiyou ca. 4.5 mi. (air) n.e. McCloud (Pilgrim Creek Rd. (FS 13) at Mud Creek, 2.7 mi. n. of Hwy. 89) 1097 Comment
  HSC42893  Stephanomeria virgata Ken Stillman 1976-8-15 407 Siskiyou Clearcut at junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  HSC18976  Stipa occidentalis var. occidentalis J. O. Sawyer 1969-7-20 1568 Siskiyou SE facing slope near the N fork of Sugar Creek 1753 Comment
  HSC75346  Streptanthus barbatus J. O. Sawyer, M. Mesler 1980-8-10 4027 Siskiyou Just W of Carmen Lake 1585 Comment
  RSA211226  Streptanthus tortuosus William J. Ferlatte 1966-6-22 79 Siskiyou Josephine Lake basin. Trinity Alps. 1677 Comment
  UC137033  Streptanthus tortuosus var. orbiculatus Dr. E. B. Copeland 1903-8-15 3915 Siskiyou Mt. Shasta 2346 Comment
  UC618767  Streptanthus tortuosus var. orbiculatus W. Bridge Cooke 1938-8-18 11497 Siskiyou Horse Camp Slopes Mt. Shasta Comment
  HSC18963  Streptanthus tortuosus var. tortuosus J. O. Sawyer 1969-7-25 1533 Siskiyou SE facing upper slope W of Sugar Lake 1997 Comment
  HSC60660  Streptanthus tortuosus var. tortuosus J. P. Smith, Steve Selva 1970-6-15 3928 Siskiyou 5 mi. NW of Forks of Salmon 335 Comment
  HSC77063  Streptanthus tortuosus var. tortuosus K. T. Stillman 1976-8-7 195 Siskiyou Marble Mtn. Wilderness Area 1829 Comment
  CAS-BOT-BC516436  Streptopus amplexifolius Ira L. Wiggins 1955-7-24 13502 Siskiyou Trail at crossing of China Creek, above diversion dam 1301 Comment
  CAS-BOT-BC516438  Streptopus amplexifolius Gilbert Muth 1966-7-24 443 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  JEPS25647  Streptopus amplexifolius var. americanus Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7287 Siskiyou Poker Flat 1536 Comment
  UCD139812  Streptopus amplexifolius var. americanus John M. Tucker 1963-8-19 3771 Siskiyou Headwaters of Canyon Creek, Marble Mountain Wilderness Area. 1950 Comment
  CHSC71301  Swertia albicaulis var. albicaulis Vernon H. Oswald; Lowell Ahart 1998-6-11 9186 Siskiyou Shasta NF plantation on the west side of Hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs Rd., northeast of Weed. 1066 Comment
  HSC82559  Swertia albicaulis var. albicaulis Thomas W. Nelson, Jane P. Nelson 1979-5-26 4720 Siskiyou Along Hwy. 3, N of Scott Mtn. Summit, at junction with FS Rd. 40N03 1524 Comment
  HSC61795  Swertia albicaulis var. nitida Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  JEPS46344  Swertia radiata W. L. Jepson 1902-7-17 2075 Siskiyou Salmon Summit, w Siskiyou County Salmon Summit 2286 Comment
  CAS-BOT-BC269624  Symphoricarpos albus var. laevigatus Alice Eastwood 1912-7-17 1192 Siskiyou Sisson Comment
  CAS-BOT-BC269625  Symphoricarpos albus var. laevigatus L. E. Smith 1914-7-6 754 Siskiyou Cantara Comment
  CHSC56532  Symphoricarpos albus var. laevigatus L. P. Janeway 1984-6-21 860 Siskiyou South side of Klamath River just east of Humbug Point. 594 Comment
  HSC65082  Symphoricarpos albus var. laevigatus J. P. Smith, Steve Selva 1970-6-14 3888 Siskiyou 1 mi. E of Steinacher Creek Rd. on Rd. to Forks of Salmon Comment
  HSC18884  Symphoricarpos mollis J. O. Sawyer 1968-9-28 739 Siskiyou Along ridge NE of Orleans Mtn. 1677 Comment
  HSC18986  Symphoricarpos mollis J. O. Sawyer 1969-8-5 1947 Siskiyou Along Sugar Creek. 1921 Comment
  HSC19110  Symphoricarpos mollis J. O. Sawyer 1969-7-23 1179 Siskiyou Along road near Horse Range Creek. 1341 Comment
  UC154774  Symphoricarpos mollis subsp. mollis A. A. Heller 1905-6-5 7985 Siskiyou Shasta Springs Comment
  HSC5077  Symphyotrichum bracteolatum Geo. D. Butler 1910-8-13 1828 Siskiyou Quartz Valley Comment
  CAS-BOT-BC97947  Symphyotrichum frondosum Geo. D. Butler 1910-9-13 1873 Siskiyou Butte Valley 1280 Comment
  UC609325  Symphyotrichum hendersonii Eleanor Burks Hart 1938-8-16 898 Siskiyou west slope of Lower Wright Lake Lower Wright Lake 2072 Comment
  CAS-BOT-BC98920  Symphyotrichum spathulatum var. intermedium L. R. Abrams 1927-9-11 12137 Siskiyou Shasta Valley, Yreka to Gazelle Comment
  HSC72274  Symphyotrichum spathulatum var. spathulatum J. P. Smith, J. O. Sawyer, Jane Sawyer, Kevin Sawyer 1976-9-5 8969 Siskiyou Hwy 3, 2.5 mi. N of Siskiyou-Trinity County line Comment
  NY342307  Talinum A. A. Heller 1915-8-26 12218 Siskiyou Near the source of the Wagon Creek, Mt. Eddy 2590.8 Comment
  HSC43425  Taraxacum officinale Maralyn O'Meara 1974-5-26 451 Siskiyou Chandler Glade on F.S. road 47N03 Comment
  JEPS105692  Taraxia subacaulis Julie Kierstead Nelson 1993-6-4 93009 Siskiyou Mud Well, ca. 20 mi E of Mount Shasta. McCloud Ranger District. Shasta-Trinity National Forests. 1392 Comment
  CAS-BOT-BC81341  Taxus brevifolia Elmer I. Applegate 1930-8-9 6599 Siskiyou Top of high divide south of Cameron Meadow, Siskiyou Mountains, headwaters of Applegate River Comment
  CAS-BOT-BC85236  Taxus brevifolia Elmer I. Applegate 1895-5-28 650 Siskiyou 18th Crossing SPRR, Sacramento River, below Sisson Comment
  HSC33966  Taxus brevifolia J. P. Smith 1974-5-25 7453 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  SEINET10872329  Taxus brevifolia H. E. Brown 1897-6-1 Brown 323 Siskiyou Collected near Sisson, Siskiyou County. 1084 Comment
  CAS-BOT-BC447422  Tellima grandiflora John Thomas Howell 1939-8-10 15275 Siskiyou Sky High Valley, Marble Mountains 1828 Comment
  UC166555  Tellima grandiflora Geo. D. Butler 1909-7-15 896 Siskiyou Highland Mine Comment
  JEPS80528  Thalictrum fendleri var. polycarpum Gilbert Muth 1966-7-17 408 F Siskiyou trail to Lookout Marble Mt. Wilderness Area 1889 Comment
  HSC49929  Thelypodium brachycarpum Gilbert Muth 1978-8-2 7326 Siskiyou Near Cabin Meadow Creek, close to the town of Callahan 1853 Comment
  CHSC100003  Thlaspi montanum var. montanum L. P. Janeway 2008-7-25 9496 Siskiyou Klamath Ranges. Siskiyou Mountains; rock wall at head of Hello Canyon, 0.6 air km east of Kangaroo Mountain. 1817 Comment
  HSC6996  Thysanocarpus curvipes L. C. Wheeler 1935-5-11 3477 Siskiyou Klamath River at Ash Creek, near river 610 Comment
  RSA211324  Tofieldia glutinosa subsp. occidentalis William J. Ferlatte 1966-8-16 369 Siskiyou Trinity Alps: Big Flat, between campground and south forth of the Salmon River 1524 Comment
  OBI81674  Torilis arvensis Tracey Call, Viola Call 1964-6-22 2277 Siskiyou Near Klamath river 1/4 mile east of mouth of Beaver Creek Comment
  HSC30566  Torreyochloa pallida var. pauciflora Frederick W. Oettinger, R. F. Thorne 1969-8-7 1267 Siskiyou Salmon Mtns., Pine Lake. 1768 Comment
  RSA474741  Tragopogon dubius B. C. Templeton 1960-6-21 8525 a Siskiyou Between CA State line and the Agricultural Inspection Station. Comment
  CHSC2314  Triantha occidentalis subsp. occidentalis V. Holt 1943-8-14 Siskiyou Marble Mountains. 1828 Comment
  HSC788  Triantha occidentalis subsp. occidentalis William J. Ferlatte 1966-8-16 369 Siskiyou Big Flat, between campground and S Fork of the Salmon River. 1524 Comment
  SEINET7972552  Trichostema lanceolatum G. D. Butler 1910-7-28 1793 Siskiyou Near Yreka Comment
  JEPS24010  Trichostema simulatum Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6871 Siskiyou 4.7 mi below (N of) Scott Mountain Road summit (along road just S of and above Callahan) 1127 Comment
  HSC68359  Trientalis latifolia J. P. Smith, Steve Selva 1970-6-16 4051 Siskiyou 7 mi. W of Etna on road to Sawyers Bar. 1280 Comment
  POM28069  Trifolium cyathiferum Geo. D. Butler 1910-6-3 1473 Siskiyou Quartz Valley. Comment
  POM312878  Trifolium eriocephalum subsp. eriocephalum H. L. Mason 1948-7-17 13601 Siskiyou Eastern Grass Lake, in forested hills Comment
  POM349496  Trifolium eriocephalum subsp. eriocephalum M. B. Dunkle 1944-7-15 9104 Siskiyou Siskiyou National Park Comment
  UC866815  Trifolium hybridum A. A. Heller 1916-6-20 12415 Siskiyou Metcalf's Ranch ne base of Mt. Eddy 91 Comment
  CDA4330  Trifolium incarnatum Don Shaw 1977-5-26 Siskiyou Highway 96 near Blue Heron Ranch, Somes Bar. 0 Comment
  JEPS66047  Trifolium kingii var. productum Geo. D. Butler 1908-8-9 377 Siskiyou summit above Marbel Valley 1828 Comment
  UC70388  Trifolium longipes var. hansenii Milo S. Baker 1898-8-1 491 Siskiyou Paynes Springs Comment
  UC52259  Trifolium macrocephalum W. T. Mooney May 1903 Siskiyou Yreka Comment
  SJSU6543  Trifolium productum R. W. Trivelpiece 1973-6-28 157 Siskiyou Big Duck L, Scott R drainage c. 7.5 mi W of Callahan 2042 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
  RSA582467  Trifolium wormskioldii Louis C. Wheeler 1935-6-27 3620 Siskiyou Greenview, Scott Valley. 884 Comment
Read comments
Aug 1 2014
  HSC2246  Trillium albidum Geo. D. Butler 1910-4-25 1242 Siskiyou Scott River Comment
  CAS-BOT-BC133466  Trillium ovatum A. M. Vollmer; L. Beane 1951-6-2 62 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  CAS-BOT-BC133468  Trillium ovatum John Thomas Howell 1939-8-3 15020 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC27975  Trillium ovatum Carl W. Mize 1972-9-23 128 Siskiyou Along Gates Creek 762 Comment
  HSC18874  Trillium ovatum subsp. oettingeri J. O. Sawyer 1968-6-18 185 Siskiyou Above S Russian Creek on W side. 1463 Comment
  HSC30709  Trillium ovatum subsp. oettingeri Frederick W. Oettinger 1967-7-10 190 Siskiyou Marble Mtn. Wilderness Area, near hairpin turn of Music Creek logging road along Statue Creek 1732 Comment
  RSA760934  Trillium ovatum subsp. oettingeri Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63359 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak Comment
  HSC48279  Trisetum canescens Ken Stillman, J. O. Sawyer 1978-7-6 1036 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  POM198134  Trisetum canescens E. B. Copeland 1903-9-9 3794 Siskiyou Mt. Eddy Comment
Read comments
Jan 23 2011
  POM207179  Trisetum canescens E. B. Copeland 1903-9-7 3794 Siskiyou Mt. Eddy. 2744 Comment
Read comments
Jan 23 2011
  RSA184773  Trisetum spicatum Gilbert Muth 1966-8-3 492 Siskiyou Marble Valley Meadow, Marble Mtns. 1793 Comment
  RSA238976  Trisetum spicatum Frederick W. Oettinger 1968-9-6 734 Siskiyou Trail southeast of Tom's Lake. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2165 Comment
  UCD93711  Trisetum spicatum A. A. Heller 1914-8-28 11735 Siskiyou East side of Mt. Eddy. 2438 Comment
  RSA256705  Triteleia crocea J. P. Smith 1974-5-25 7508 Siskiyou 2.4 miles west of its jct. with State Route 3. 976 Comment
  UC454045  Triteleia hyacinthina I. J. Condit 1909-8-23 Siskiyou near Sisson (Castle Lake); Castle Lake Comment
  CAS-BOT-BC522336  Triteleia hyacinthina Alice Eastwood 1912-7-22 1311 Siskiyou Sisson Comment
  CAS-BOT-BC522338  Triteleia hyacinthina Volney Rattan 1879-6-1 s.n. Siskiyou Klamath Comment
  POM110211  Triteleia hyacinthina Geo D. Butler 1908-8-4 108 Siskiyou Head of Shackleford Creek. Comment
  UC843609  Triteleia ixioides subsp. anilina A. A. Heller 1916-6-20 12413 Siskiyou ne base Mt. Eddy (Metcalf's Ranch); ne base Mt. Eddy, Metcalf's Ranch 1188 Comment
  JEPS46774  Tsuga mertensiana W. L. Jepson 1907-7-1 Siskiyou near Marble Mt. 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
  CAS-BOT-BC80258  Tsuga mertensiana subsp. grandicona John Thomas Howell 1937-7-25 13471 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 Comment
  CAS-BOT-BC80259  Tsuga mertensiana subsp. grandicona Gilbert Muth 1966-8-6 223 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  HSC91310  Vaccinium cespitosum Jennifer Whipple 1976-6-17 1023 Siskiyou Near Durney Lake 2073 Comment
  SEINET11972188  Vaccinium cespitosum H. P. Chandler 1901-1 1617 Siskiyou near Marble Mountain, North Coast Ranges 2134 Comment
  JEPS66690  Vaccinium deliciosum Geo. D. Butler 1908-8-5 44 Siskiyou summit above Cold Springs 1828 Comment
  HSC19351  Vaccinium membranaceum J. O. Sawyer 1968-6-25 303 Siskiyou NE of N Horse Range Lake 2012 Comment
  HSC18948  Vaccinium parvifolium J. O. Sawyer 1968-9-11 704 Siskiyou Slopes above Twin Valley 1524 Comment
  HSC7926  Vaccinium parvifolium Wm. F. Bowman 1968-10-12 Siskiyou Sugar Creek Trail Comment
  CAS-BOT-BC199486  Vaccinium scoparium Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Margin of Cedar Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC199488  Vaccinium scoparium Wayne Roderick 1967-9-1 s.n. Siskiyou Between Cedar and Cliff lakes 1828 Comment
  HSC19097  Vaccinium scoparium J. O. Sawyer 1969-8-1 1620 Siskiyou NE facing slope near Duck Lake Creek. 1799 Comment
  HSC30274  Vahlodea atropurpurea William J. Ferlatte 1971-9-18 1377 Siskiyou Caribou Basin, lower slope of Sawtooth Ridge. 2195 Comment
  POM259584  Vahlodea atropurpurea J. T. Howell 1939-8-3 s.n. Siskiyou Spirit Lake, Marble Mountains. 1829 Comment
  JEPS9213  Valeriana californica W. L. Jepson Jul 17 1902-Jul 22 1902 2074 Siskiyou Salmon Summit, Western Siskiyou 2286 Comment
  RSA238572  Vancouveria hexandra Frederick W. Oettinger, R. Thorne 1969-8-6 1232 Siskiyou Northwest of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1875 Comment
  RSA238573  Vancouveria hexandra Frederick W. Oettinger 1968-8-17 555 Siskiyou NW of Pine Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 Comment
  JEPS62205  Veratrum californicum var. californicum W. L. Jepson 1914-8-13 5796 Siskiyou Sisson 1097 Comment
  HSC96886  Veratrum viride Gordon Leppig 1997-8-23 671 Siskiyou Russian Wilderness, Little Duck Lake Fen 2200 Comment
  JEPS62213  Veratrum viride Geo. D. Butler 1908-8-9 535 Siskiyou Salmon Mts., M. M. Camp Comment
  RSA237907  Veratrum viride Frederick W. Oettinger 1969-9-2 1591 Siskiyou Bear Meadow near Tom Tyler [Taylor] Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1997 Comment
  UC138882 Image available Veronica copelandii Copeland 1903-8-18 3931 Siskiyou Mt. Eddy; ; Mt. Eddy, Siskiyou Co. Comment
  SFV3460  Veronica serpyllifolia subsp. humifusa J. M. Tucker, L. K. Mann 1963-8-17 3744 Siskiyou Marble Mountain Wilderness Area. Beside trail from Red Rock Valley to top of ridge to south, and near top of ridge. 1860 Comment
  SBBG7229  Veronica wormskjoldii H. and M. Dearing 1938-6-29 2192 Siskiyou Wagon Camp, Mt Shasta 1828 Comment
  CAS-BOT-BC238172  Veronica wormskjoldii Wm. Bridge Cooke 1934-9-8 11634 Siskiyou Mount Shasta. South Gate Springs Comment
  HSC19344  Veronica wormskjoldii J. O. Sawyer 1969-7-1 976 Siskiyou SE slope above Paynes Lake Creek 1921 Comment
  JEPS116579  Viburnum edule Len Lindstrand III 2007-7-5 Siskiyou Along spring-fed stream ca. 1 mi S of the town of McCloud 944 Comment
  JEPS83277  Vicia Geo. D. Butler 1908-6-22 400 Siskiyou near Yreka (Butler's Ranch) Comment
  UCD78083  Vicia americana Robert E. Preston 2002-6-21 1875 Siskiyou Klamath National Forest, Rainbow Mountain, S slope, N of Trout Creek 1749 Comment
  CHSC71300  Vicia americana var. americana Vernon H. Oswald; Lowell Ahart 1998-6-11 9185 Siskiyou Shasta NF plantation on the west side of Hwy. 97 2.2 mi northeast of Lake Shastina-Big Springs Rd., northeast of Weed. 1066 Comment
  HSC68503  Vicia americana var. americana Maralyn A. Renner 1980-6-7 787 Siskiyou N of Greenhorn Rd. 1098 Comment
  UC1409224  Vicia americana var. americana Frederick W. Oettinger 1969-7-29 1103 Siskiyou shore of Uncle's Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  CAS-BOT-BC270227  Viola adunca L. E. Smith 1913-9-1 s.n. Siskiyou Mount Eddy Comment
  HSC44940  Viola adunca J. O. Sawyer 1978-6-20 3264 Siskiyou Marble Mtn. Wilderness Area, Hamilton Camp 1829 Comment
  JEPS50203  Viola adunca Geo. D. Butler 1909-4-25 606 Siskiyou Quartz Valley Comment
  UC581515  Viola adunca D. Tebbe 1929-7-18 36 Siskiyou Mount Eddy Comment
  SEINET6176295  Viola adunca Louise Kellogg 1953-8-5 10 Siskiyou Cabin Meadow, 1 mile north of Cory Peak, Klamath National Forest (11 miles east of Cllahan on road to Gaselle, then south 5.8 miles on logging road).; 0 1844 Comment
  CHSC29780  Viola adunca var. adunca M. S. Taylor; W. Roderick, B. Williams 1980-6-4 2788 Siskiyou Bog around Cedar lake, peat mounds at lake edge. 1737 Comment
  HSC33975  Viola glabella J. P. Smith 1974-5-25 7436 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  CAS-BOT-BC536517  Viola glabella Gilbert Muth 1966-7-8 353 Siskiyou Marble Valley, Marble Mtns. 1792 Comment
  CAS-BOT-BC536919  Viola glabella Doris K. Kildale 1928-7-2 5403 Siskiyou Salmon Summit on Horn Creek Trail 1981 Comment