Search Results — 2000 specimen records retrieved (1380 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC41645  Abies X shastensis Robert Wharton 1977-10-9 Siskiyou N slope of Mt. Shasta, Bulk Collection #116 2287 Comment
  HSC68390  Abies concolor Maralyn A. Renner 1980-6-26 1250 Siskiyou SE edge of Flint Valley. 1390 Comment
  JEPS47983  Abies concolor B. Wise Neilsen 1936-10-18 Siskiyou 2 mi nw Etna Mt.; Salmon Mt. Comment
  RSA0091810  Abies concolor Bonnie C. Templeton 1968-6-13 11333 Siskiyou About 5 miles s.w. of Mt. Shasta. Scott Camp Creek. 1585 Comment
  RSA498100  Abies grandis L. C. Wheeler 1934-8-20 3195 Siskiyou West Fork of Beaver Creek; Siskiyou Mountains. 1067 Comment
  HSC4998  Abies lasiocarpa J. O. Sawyer 1969-8-4 1921 Siskiyou Headwaters of S Sugar Creek. 2043 Comment
  RSA293135  Abies lasiocarpa J. O. Sawyer 1968-7-10 499 Siskiyou On trail to South Sugar Lake. 1981 Comment
  HSC36724  Acer circinatum Brent Whitely 1975-6-28 80 Siskiyou 915 Comment
  CLARK-A1528-1053  Acer circinatum John C. Roos 1939-7-5 1520 Siskiyou 990 Comment
  CAS-BOT-BC331021  Acer glabrum var. glabrum Gilbert Muth 1965-8-3 s.n. Siskiyou On trail to 4-corners, Marble Mts. Comment
  HSC69237  Acer glabrum var. torreyi Maralyn A. Renner 1980-9-1 2708 Siskiyou S side of Devil's Punchbowl 1829 Comment
  RSA790238  Acer glabrum var. torreyi Rebecca Wenk 2005-7-15 238 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose mine trail. 2043 Comment
  CAS-BOT-BC332787  Acer macrophyllum Alice Eastwood 1912-7-23 1343 Siskiyou Cantara Comment
  CAS-BOT-BC336931  Acer negundo var. californicum J. H. Thomas; T. C. Fuller; G. D. Barbe 1980-4-29 53406 Siskiyou Fort Jones 853 Comment
  UC618703  Achillea millefolium W. Bridge Cooke 1938-6-24 11067 a Siskiyou open meadow portion of the spring MacBride Springs; Mount Shasta 1524 Comment
  UCD128362  Achillea millefolium J. M. Tucker 1963-8-18 3758 Siskiyou southwestern ridge of Black Marble Mountain, Marble Mountain Wilderness Area. 2133 Comment
  UCR47891  Achillea millefolium 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
  RSA183724  Achillea millefolium Gilbert Muth 1965-7-29 135 Siskiyou On top of Marble Mt. Lookout, Marble Mts. Comment
  CAS-BOT-BC216918  Achnatherum occidentale C. B. W. 1938-7-22 11336 Siskiyou Sisson Southern Trail 1828 Comment
  UCD50946  Achnatherum occidentale A. H. Murphy 1956-8-16 56 DD Siskiyou Klamath National Forest, Tangle Blue Lake. 1767 Comment
  CAS-BOT-BC210862  Achnatherum occidentale subsp. californicum Alice Eastwood 1921-7-29 10949 Siskiyou Medicine Lake Comment
  RSA238358  Achnatherum occidentale subsp. californicum Frederick W. Oettinger 1968-9-6 744 -b Siskiyou Tom's Lake region, Edge of Bear Meadow . The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2188 Comment
  UC1483495  Achnatherum occidentale subsp. occidentale J. Sawyer and J. Cole 1980-7-21 3905 Siskiyou near Haight Mtn. (along F.S. road running ssw); Bray Quad.; w1/2 1938 Comment
  CDA5734  Achnatherum thurberianum L. Ahart, J. Dittes 2005-6-9 12018 Siskiyou About 350 yards east of where cattle water in the Shasta River, about 3/5 mil (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. Comment
  RSA17730  Achnatherum thurberianum Elmer I. Applegate 1935-6-10 9465 Siskiyou Indian Well, Lava Bed National Monument Comment
  HSC71631  Acmispon micranthus J. P. Smith 1973-5-5 6504 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC100269  Aconitum columbianum J. P. Smith, , J. O. Sawyer, & R. J. Cole 2010-8-7 13059 Siskiyou Klamath National Forest, road to Crater Lake off Forest Service Road 40N24. 2003 Comment
  UC61662  Aconitum columbianum Geo. B. Grant September 1902 5262 Siskiyou Shasta Springs Mt. Shasta, Shasta Springs 609 Comment
  CDA24173  Aconitum columbianum F. D. Horn 1979-8-15 Siskiyou Carmen Lake area near Callahan. 0 Comment
  CAS-BOT-BC391513  Aconitum columbianum subsp. columbianum Alice Eastwood 1922-10-18 11544 Siskiyou Shasta Springs Comment
  CAS-BOT-BC391521  Aconitum columbianum subsp. columbianum Alice Eastwood 1917-9-2 6640 Siskiyou Shasta Springs Comment
  CAS-BOT-BC391536  Aconitum columbianum subsp. columbianum A. A. Heller 1914-8-28 11724 Siskiyou East side of Mt. Eddy 1310 Comment
  SEINET5337490  Aconitum columbianum subsp. columbianum E. McClintock, W. Roderick 1967-7-28 s.n. Siskiyou Gumboat Lake, SW Mt Eddy. 1829 Comment
  HSC76664  Aconitum columbianum subsp. viviparum K. T. Stillman 1976-7-29 308 Siskiyou Marble Mtn. Wilderness Area, Bear Creek Trail 1585 Comment
  CAS-BOT-BC412912  Aconogonon davisiae Robert F. Thorne; Fred Oettinger 1969-8-10 38986 Siskiyou Mt. Shasta National Forest: S slope of Mt. Shasta 2438 Comment
  HSC61851  Actaea rubra Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  HSC77006  Actaea rubra K. T. Stillman 1976-6-25 84 Siskiyou Marble Mountain Wilderness Area. On N side of Elk Valley 1799 Comment
  UC165302  Actaea rubra Geo. D. Butler 1908-8-26 538 Siskiyou Salmon Mt. 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
  CHSC49  Adiantum aleuticum V. Holt 1932-7-24 Siskiyou Mt. Eddy. 1524 Comment
  HSC46073  Adiantum aleuticum J. P. Smith, Steve Selva 1970-6-14 3876 Siskiyou Road to Steinacher Creek near Somes Bar. Comment
  UC336685  Adiantum aleuticum unknown July 1881 Siskiyou near Shasta Comment
  SEINET10953807 Image available Adiantum aleuticum Edwin B. Copel 1903-9-6 Copeland 3859 Siskiyou Mt. Eddy. 1463 Comment
  UC882912  Agastache urticifolia John Thomas Howell 1939-8-6 15092 Siskiyou Spirit Lake; Marble Mts., Spirit Lake Comment
  HSC78184  Agastache urticifolia L. P. Janeway 1983-8-16 537 Siskiyou At Poker Flat, road edge at upper portion of meadow 1524 Comment
  SEINET7940419  Agastache urticifolia G. D. Butler 1910-6-7 1533 Siskiyou Moffit Creek. Comment
  SEINET1004219  Ageratina occidentalis Mark Fishbein, Lane Greer 2006-1 5873 Siskiyou Along Forest Service Rd. 49, about 7 mi south-southwest of Medicine Lake, about 0.4 mi northeast of Snag Hill. 1585 Comment
  HSC46720  Ageratina occidentalis William J. Ferlatte 1976-9-22 1860 Siskiyou 100 yds. N. of Dorleska Summit on Trinity County Line. 2134 Comment
  SEINET6700676 Image available Ageratina occidentalis E. K. Balls 1949-7-10 13951 Siskiyou 1.5 miles from Finlay Camp on road from Etna to Sawyer's Bar 817 Comment
  JEPS97916  Agoseris aurantiaca var. aurantiaca R. Raiche, H. Forbes, K Zadnik 1989-4-10 61 Siskiyou W of Weed, 5.4 km. on Parks Creek Rd. toward Mt. Eddy from Stewart Springs Rd. 1506 Comment
  UC922276  Agoseris aurantiaca var. aurantiaca Annie M. Alexander and Louise Kellogg 1949-7-22 5839 Siskiyou trail to Kings Castle ((top of ridge)); Marble Mountains, Paradise Lake 1920 Comment
  CAS-BOT-BC21373  Agoseris aurantiaca var. aurantiaca Gilbert Muth 1965-8-12 s.n. Siskiyou Upper meadows of Marble Valley Comment
  CHSC88372  Agoseris glauca var. monticola Jenny Marr 1993-7-1 178 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS36216  Agoseris grandiflora Geo. D. Butler 1909-6-4 761 Siskiyou near Yreka Comment
  JEPS116612  Agoseris grandiflora Julie Kierstead Nelson with Rhonda Posey 2007-6-15 2007 -008 Siskiyou North side of Mt. Shasta, south of Hwy 97, along Forest Service Rd. 42N73,Hotlum Fire area burned in Feb 2006, 4 miles NE of towm of Weed Mt. Shasta 1090 Comment
  UC163887  Agoseris grandiflora Geo. D. Butler 1910-6-10 1555 Siskiyou Comment
  SBBG30514  Agoseris heterophylla D. Myrick 1968-6-28 2052 Siskiyou Mountain Meadow Ranch, Big Flat, head of Coffee Crk; Trinity Alps 1524 Comment
  CAS-BOT-BC22773  Agoseris heterophylla H. M. Hall; E. B. Babcock 1903-6-1 4036 Siskiyou Near Dunsmuir 609 Comment
  CAS-BOT-BC13187  Agoseris monticola Alice Eastwood 1921-7-28 10922 Siskiyou Medicine Lake Comment
  HSC76761  Agoseris monticola K. T. Stillman 1976-9-9 492 Siskiyou Ridge above Paradise Lake, Marble Mountain Wilderness Area Comment
  CAS-BOT-BC13468  Agoseris retrorsa Alice Eastwood 1912-6-17 1171 Siskiyou Sisson Comment
  RSA238757  Agoseris retrorsa Frederick W. Oettinger 1969-7-11 985 Siskiyou Near summit of 'Little Medicine Mountain' (north of Hancock Lake). Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  UC204765  Agrostis alba Geo. D. Butler 1910-7-17 1727 Siskiyou creek bank Oro Fino Comment
  SEINET7295881 Image available Agrostis alba Beecher Crampton 1956-1 3868 Siskiyou Abundant in a dry meadow of volcanic ash with surrounds of Abies forest, Wagon camp Road, ca. 5.5 miles southwest of Panther Meadow, south slope of Mt. Shasta 1646 Comment
  CDA15520  Agrostis capillaris G. F. Hrusa 1998-7-5 14688 Siskiyou Siskiyou Mountains; Bear Creek Rd. +- 1/2 mi. N of Hwy 96 and 10 mi. SW of Happy Camp. Clumping perennial on roadside. Open dry site. Comment
  HSC30613  Agrostis exarata Frederick W. Oettinger 1968-9-7 755 Siskiyou Marble Mtn. Wilderness Area, along N shoreline of Hancock Lake 1936 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
  UCD35431  Agrostis exarata Beecher Crampton 1956-8-21 3826 Siskiyou 0.5 mile northeast of Gumboot Lake, headwater of the south fork of the Sacramento River. 1767 Comment
  SEINET4339753  Agrostis exarata S. E. Palmer 1892-1 2644 Siskiyou Near Mount Shasta Comment
  JEPS73751  Agrostis gigantea Geo. D. Butler 1909-8-16 861 Siskiyou along creek near Yreka Comment
  RSA129196  Agrostis gigantea H. S. Yates 1936-6-21 5824 Siskiyou one mile southeast of Gazelle. 793 Comment
  POM207150  Agrostis hallii E. B. Copeland 1903-8-17 3903 Siskiyou Mount Eddy. 1220 Comment
  RSA238363  Agrostis humilis Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1285 Siskiyou SE of English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  CAS-BOT-BC139350  Agrostis idahoensis G. J. Muth 1969-8-10 1313 Siskiyou Ridge west of Boulder Peak. 2225 Comment
  CAS-BOT-BC139348  Agrostis idahoensis Elmer I. Applegate 3841 Siskiyou Medicine Lake, west side. 1981 Comment
  CAS-BOT-BC138930  Agrostis pallens Louis C. Wheeler 1934-8-2 3020 Siskiyou Siskiyou Mountains. Head Jaynes Canyon. 2072 Comment
  HSC22423  Agrostis pallens J. O. Sawyer 1969-8-1 1693 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  UCD53188  Agrostis pallens A. H. Murphy 1955-7-28 55 I Siskiyou Hancock Lake, Marble Mountains, Klamath National Forest. 1889 Comment
  SEINET5335937  Agrostis pallens G. Butler 1910-7-12 1748 Siskiyou Shackleford Creek 1219 Comment
  SEINET7594101 Image available Agrostis pallens F. W. Oettinger 1969-1 1456 Siskiyou between King Davids Peak and Abbotts basin, Salmon Mountains 1905 Comment
  SEINET7594104 Image available Agrostis pallens F. W. Oettinger 1968-1 637 Siskiyou southeast side of Abbott's Lake, Salmon Mountains 1722 Comment
  RSA238994  Agrostis scabra Frederick W. Oettinger, Robert F. Thorne 1969-8-4 1169 Siskiyou Margin of lake, outlet to Hancock Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA238341  Agrostis stolonifera Frederick W. Oettinger 1969-8-24 1523 Siskiyou Near inlet to Upper English lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  UCD53445  Agrostis stolonifera Beecher Crampton 1956-8-21 3802 Siskiyou slopes of Gumboot Lake, headwater of the south fork of the Sacramento River, 15-16 miles southwest of Mt. Shasta City. Comment
  UC1265417  Agrostis thurberiana Frederick W. Oettinger 1969-8-22 1503 Siskiyou near Horse Range Lake (on s side of Horse Hole, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1859 Comment
  RSA186327  Agrostis variabilis Gilbert Muth 1966-10-16 18 Siskiyou Marble Mountain. 1793 Comment
  UCD37093  Agrostis variabilis Beecher Crampton 1956-8-22 3858 Siskiyou Panther Meadow, south slope of Mt. Shasta. 2316 Comment
  CAS-BOT-BC459434  Allium acuminatum L. R. Short 1933-6-16 31 Siskiyou Klamath Forest 762 Comment
  UC1560907  Allium bolanderi Hannah C. Aase 1940-7-6 Siskiyou 2.5 mi w Hilt Comment
Read comments
Jun 18 2011
  CAS-BOT-BC462996  Allium bolanderi Volney Rattan 1903-1-1 s.n. Siskiyou Klamath Comment
  RSA550217  Allium bolanderi var. mirabile D. W. McNeal 1992-5-16 3910 Siskiyou Sandy soil layer over a conglomerate substrate on a steep slope above the dirt road running NW from Hilt, 4.8 miles NW of Interstate 5 at the Hilt exit. Comment
  SBBG835  Allium campanulatum H. and M. Dearing 1939-6-3 3529 Siskiyou Klamath Public Camp, Scott River Comment
  RSA237877  Allium campanulatum Frederick W. Oettinger 1968-8-18 573 Siskiyou On the SW running ridge of Little Medicine Mt. due north of Tobacco Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1921 Comment
  RSA78820  Allium crenulatum Philip A. Munz 1952-7-2 17898 Siskiyou Baldy Mountain ca. 6 miles west (by air) of Happy Camp. 1738 Comment
  HSC76636  Allium falcifolium K. T. Stillman 1976-6-25 54 Siskiyou Marble Mountain Wilderness Area. 1829 Comment
  UC164160  Allium falcifolium Geo. D. Butler 1908-8-6 110 Siskiyou along trail on summit n West Fork of Woolly Creek Comment
  CAS-BOT-BC469235  Allium falcifolium A. A. Heller 1916-7-22 12491 Siskiyou East side of Mt. Eddy Comment
  UCR11966  Allium obtusum var. obtusum William B. Cooke 1941-8-28 16249 Siskiyou Mt. Shasta, along Squaw Valley Creek 2800 Comment
Read comments
May 7 2014
  CAS-BOT-BC132146  Allium siskiyouense Harley P. Chandler 1901-6-1 1647 Siskiyou Marble Mountain 2438 Comment
  POM258066  Allium siskiyouense C. L. Hitchcock, JS Martin 1939-7-9 5319 Siskiyou Between King s Castle and Black Mountains, west side of ridge. 1829 Comment
  CHSC2066  Allium validum V. Holt 1932-6-27 Siskiyou Black Butte Meadow. 1219 Comment
  CAS-BOT-BC478035  Allium validum John Thomas Howell 1937-7-23 13356 Siskiyou South Fork of Salmon River near the Big Flat 0 Comment
  UC1409505  Allotropa virgata F. W. Oettinger 1973-8-23 1515 Siskiyou Chimney Rock and Smith Lake, Salmon Mountains 1417 Comment
  CAS-BOT-BC453443  Allotropa virgata Volney Rattan 1879-6-1 s.n. Siskiyou Klamath Comment
  CAS-BOT-BC171413  Alnus incana subsp. tenuifolia W. R. Dudley 1899-8-13 s.n. Siskiyou Nabar Meadows, near McCloud Comment
  CAS-BOT-BC169644  Alnus rhombifolia W. R. Dudley 1899-8-8 s.n. Siskiyou near Big Spring - Sisson Comment
  HSC22209  Alnus rhombifolia J. O. Sawyer 1969-7-11 865 Siskiyou Ravine above C.C.C. road. 1280 Comment
  HSC33980  Alnus rhombifolia J. P. Smith 1974-5-25 7442 Siskiyou Near junction of Rd. 8 with French Creek Rd. 1280 Comment
  CAS-BOT-BC539686  Alnus viridis subsp. sinuata Doris K. Kildale 1928-8-19 6576 Siskiyou Hancock Lake on trail to Marble Mt. 2133 Comment
  RSA161609  Alopecurus aequalis Geo D. Butler 1910-8-13 1837 Siskiyou Oro Fino Creek bank. Comment
  CAS-BOT-BC18595  Alyssum alyssoides John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53447 Siskiyou 7 miles east of Callahan on road to Gazelle. 1173 Comment
  CAS-BOT-BC18600  Alyssum alyssoides A. A. Heller 1905-6-17 8054 Siskiyou Between Sisson and Barnard station. Comment
  JEPS93966  Amaranthus blitoides Vernon H. Oswald and Lowell Ahart 1998-9-16 9642 Siskiyou 5.9 mi e of Highway 97 (Highway 161 at the Lower Klamath National Wildlife Refuge); Lower Klamath National Wildlife Refuge 1243 Comment
  HSC26758  Amaranthus californicus J. P. Smith, J. O. Sawyer 1971-9-18 4822 Siskiyou 1.2 mi. W of junction of Hwy. 3 and Rd. 8, N of Callahan. Comment
  CAS-BOT-BC142918  Amelanchier Doris K. Kildale 1929-5-31 9122 Siskiyou Cecilville, South Fork of Salmon River Comment
  HSC69139  Amelanchier alnifolia Maralyn A. Renner 1980-8-8 2478 Siskiyou Klamath National Forest, near trail, ~0.5 mi. down from Rattlesnake Meadow 1555 Comment
  HSC101840  Amelanchier alnifolia var. semiintegrifolia J. P. Smith, J. O. Sawyer, R. J. Cole 2011-5-22 13177 Siskiyou Along the road from Cecilville to Forks of Salmon. 640 Comment
  HSC27466  Amelanchier alnifolia var. semiintegrifolia J. P. Smith, J. O. Sawyer 1972-5-28 5378 Siskiyou 2.4 mi. E of Trail Creek Campground on the Calahan-Cecilville Rd. 1524 Comment
  HSC41460  Amelanchier alnifolia var. semiintegrifolia J. P. Smith 1973-5-5 6554 Siskiyou Scott Bar along the Scott River Comment
  SEINET3110844  Amelanchier pallida Steve Selva, Roger Jensen 1974-8-16 7 Siskiyou Above Sugar Lake. Comment
  CAS-BOT-BC136899  Amelanchier utahensis John Thomas Howell 1939-8-6 15098 Siskiyou Elk Mt., Marble Mts. Comment
  CAS-BOT-BC136901  Amelanchier utahensis G. P. Rixford s.n. Siskiyou Hilt Comment
  JEPS74469  Amelanchier utahensis W. J. Ferlatte 1966-6-23 149 Siskiyou Big Flat Trinity Alps (near public camp) 1524 Comment
  UC1409345  Amelanchier utahensis Frederick W. Oettinger 1969-7-18 1057 Siskiyou sw of Upper English Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1950 Comment
  HSC30495  Anaphalis margaritacea Frederick W. Oettinger 1969-8-9 1314 Siskiyou Near Young's Cabin, Salmon Mts. Comment
  RSA34228  Anaphalis margaritacea C. B. Wolf 1927-8-27 1148 Siskiyou Klamath River, 10 miles above mouth of Salmon Comment
  CAS-BOT-BC391756  Anemone Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-28 s.n. Siskiyou Gumboot Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC391805  Anemone deltoidea John Thomas Howell 1937-7-21 13173 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC69438  Anemone deltoidea John Palmer 1980-8-13 797 Siskiyou Dead Cow Creek near USFS Rd. 47N44, Beaver Creek Rd. 1616 Comment
  CAS-BOT-BC94472  Anemone drummondii R. C. Wenk 2005-7-19 337 Siskiyou Along Pacific Crest Trail, between Deadfall Lakes and pass below Mt. Eddy Comment
  HSC69707  Anemone drummondii Maralyn A. Renner 1980-6-26 1259 Siskiyou Klamath National Forest, ridge along FS Rd. 15N01, 1 mi. N of Flint Valley. 1494 Comment
  UC1096825  Anemone drummondii Douglas Barbe and H. K. Wagnon 1957-6-16 13134 Siskiyou Scott Mt. 1920 Comment
  CAS-BOT-BC391860  Anemone drummondii L. E. Smith 1915-4-13 s.n. Siskiyou Sisson Comment
  POM270535  Anemone drummondii C. L. Hitchcock 1939-7-9 5315 Siskiyou N side of Black Mt. near Marble Mt. (King's Castle). 2073 Comment
  HSC36950  Anemone lyallii J. P. Smith 1974-5-26 7588 Siskiyou Along FS Rd. 47N03, 1/4 mi. NE of Chandler Glade 1768 Comment
  POM258360  Anemone multifida C. L. Hitchcock, J. S. Martin 1939-7-9 5315 Siskiyou N side of Black Mt. near Marble Mt. (King's Castle). 2073 Comment
  UC585141  Anemone occidentalis E. B. Babcock, G. L. Stebbins Jr. 1936-6-13 2005 Siskiyou ca. 1 1/2 mi. w. Mt. Shasta City (e. & n.e. of slope of spur of Rainbow Ridge above Sulloway Creek) 1180 Comment
  HSC22428  Anemone occidentalis J. O. Sawyer 1969-7-2 1024 Siskiyou Crest W of Upper Albert Lake 2256 Comment
  RSA715493  Anemopsis californica L. Ahart, John Dittes 2005-6-9 12024 Siskiyou On the W side of a poor rock fence. About 280 yards E of where cattle water in the Shasta River. About 3/5 mile (air) S of Hwy 99/97 cutoff. About 2.5 miles (air) ESE of Grenada. 775 Comment
  JEPS14076  Angelica arguta W. L. Jepson 1937-7-30 18564 Siskiyou Siskiyou Mountains, Poker Flat, headwaters of Indian Creek Poker Flat; Siskiyou Mountains, Poker Flat 1584 Comment
  SD109159  Angelica arguta Joseph M. DiTomaso 1980-7-23 1782 Siskiyou End of road to Lily Pad Lake below Kangaroo Peak; 25 miles north of Seiad. 1525 Comment
  HSC71421  Angelica breweri J. M. DiTomaso 1980-9-1 1973 Siskiyou Doe Flat, 15 mi up Jones Valley Rd. 1220 Comment
  SEINET2030056 Image available Anisocoma acaulis C. L. Hitchcock 1940-3-23 5834 Siskiyou Red Rock Canyon Comment
  HSC92259  Antennaria dimorpha Jennifer Whipple 1976-7-7 1330 Siskiyou N slopes of Mt. Eddy. 2439 Comment
  CAS-BOT-BC58719  Antennaria geyeri Alice Eastwood 1921-7-25 10814 Siskiyou Bigelows, McCloud River Comment
  SEINET2030021 Image available Antennaria geyeri J. William Thompson 1936-7-8 13158 Siskiyou Lava Beds National Monument Comment
  SEINET2029480 Image available Antennaria geyeri J. William Thompson 1936-7-8 12158 Siskiyou Lava slopes of Lava Beds Natioinal Doucment Comment
  RSA167215  Antennaria howellii subsp. howellii Joseph P. Tracy 1950-7-20 19206 Siskiyou Along top of ridge 5 miles SE of Flint Valley and along the road to Prospect Hill Comment
  JEPS20904  Antennaria media Willis L. Jepson 1894-8-4 Siskiyou Horse Camp Mt. Shasta Comment
Read comments
Jan 23 2011
  UC1409466  Antennaria rosea Frederick W. Oettinger 1968-8-14 516 Siskiyou Bear Meadow, midway between Tom Taylor Cabin and English Peak Lookout Salmon Mountains, English Peak, Marble Mountain Wilderness A 2004 Comment
  UCD77340  Antennaria rosea Robert E. Preston 2001-6-23 1598 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W nw 1/4 of nw 1/4 Section 23 2011 Comment
  RSA416680  Antennaria rosea M. B. Dunkle 1945-08 9295 Siskiyou Klamath National Forest Marble Mts. Comment
  SEINET515906  Antennaria rosea subsp. confinis Vernon Oswald 1997-7-28 8789 Siskiyou Southeast of Medicine Lake at Paynes Springs. 1981 Comment
  HSC4638  Antennaria rosea subsp. rosea R. C. Wunner 1965-6-10 135 Siskiyou California Lava Beds National Monument; Caldwell Butte near Summit 1524 Comment
  CAS-BOT-BC84769  Antennaria umbrinella Wm. Bridge Cooke 1938-8-18 11473 Siskiyou Around the Water Supply Spring and below Horse Camp 2468 Comment
  SEINET3158979  Antirrhinum vexillo-calyculatum subsp. breweri G. D. Butler 1910-6-17 1569 Siskiyou Humbug Mountain 1067 Comment
  JEPS83446  Antirrhinum vexillocalyculatum subsp. breweri David M. Thompson 1983-9-10 410 Siskiyou 8.1 mi nw jct of Indian Creek Road and Hwy 96 in Happy Camp (Happy Camp vicinity, junction of Indian Creek Road and Mt. Baldy Lookout Road, n side of ICR e of jct and se roadbank at jct); Happy Camp Quad. (15', 1956) 463 Comment
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Apr 24 2015
  POM127134  Antirrhinum vexillocalyculatum subsp. breweri L. R. Abrams 1922-8-6 9897 Siskiyou Klamath River 6 miles below Hornbrook Comment
  JEPS49801  Apocynum androsaemifolium Geo. D. Butler 1908-8-9 77 Siskiyou Woolly Creek, Cold Spring 1676 Comment
  HSC22434  Apocynum androsaemifolium J. O. Sawyer 1969-8-18 1987 Siskiyou Along S Sugar Creek 1921 Comment
  RSA127723  Apocynum androsaemifolium subsp. pumilum H. A. Thomas, John Thomas 1954-7-25 4519 Siskiyou Salmon Trinity Mts, Vicinity of Rush Lake and Rush Creek Meadow, 9 miles E of Cecilville. 1829 Comment
  CAS-BOT-BC395148  Aquilegia formosa Alice Eastwood 1912-7-16 1128 Siskiyou McCloud Comment
  UC635102  Aquilegia formosa Dorothy Tebbe 1929-6-25 24 Siskiyou Mount Eddy Comment
  CAS-BOT-BC397946  Aquilegia formosa Gilbert J. Muth 1969-8-6 1243 Siskiyou Boulder Peak Ridge Gap Meadow Comment
  RSA123547  Aquilegia formosa G. D. Barbe 1955-7-6 133 Siskiyou SE end of Taylor Lake, Salmon Mtns. 1951 Comment
  RSA68874  Aquilegia formosa var. truncata A. E. Culbertson 1943-7-1 82 Siskiyou Castle Lake, in a north facing cirque with an abrupt 1000' backwall; 14 miles S.W. of Mt. Shasta on N. side of a 6600 eastern spur of Trinity Mts.; 2000' above Sacramento. within 10 air miles of its headwaters to the west. Comment
  HSC103547  Arabis breweri Thomas W. Nelson 2005-5-23 9317 Siskiyou Shoeinhorse Mountain, along Forest Service Road 11, at Deer Creek. 948 Comment
  HSC22440  Arabis divaricarpa J. O. Sawyer 1969-7-16 1122 Siskiyou SE facing upper slope S of Siphon Lake 2235 Comment
  RSA0126150  Arabis divaricarpa John F. Emmel 1974-7-22 522 Siskiyou Meadows 0.2 air mile N of N end of Lower Wright Lake, Marble Mountain Wilderness Area. 2088 Comment
  HSC57403  Arabis drummondii G. L. Clifton, Griswold 1979-7-26 10155 Siskiyou Near Salmon Mtn., close to the town of Forks of Salmon 2104 Comment
  CAS-BOT-BC65370  Arabis eschscholtziana R. C. Wenk 2005-7-16 252 Siskiyou South Fork of the Salmon River, south end of Big Flat Meadow. 1493 Comment
  JEPS53064  Arabis glabra Geo. D. Butler 1908-8-3 123 Siskiyou Log Lake Shackelford Creek Comment
  UC162638  Arabis glabra Harley P. Chandler 1901-6-1 1626 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  RSA758211  Arabis holboellii R. F. Thorne 1969-8-2 63336 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  HSC6535  Arabis holboellii var. pinetorum R. C. Wunner 1965-6-7 118 Siskiyou Lava Beds National Monument, 0.1 mi. from Indian Well to Dragon Head Cave 1372 Comment
  HSC29175  Arabis holboellii var. retrofracta Frederick W. Oettinger 1969-7-10 961 Siskiyou Marble Mtn. Wilderness Area, SW of Upper English Lake 1921 Comment
  RSA237271  Arabis holboellii var. retrofracta Frederick W. Oettinger 1969-7-11 992 Siskiyou Near Half-way Spring, trail from English Lake to Diamond Lake. Salmon Mtns. High Lake Basin in the vicinity of English Peak. Marble Mountain Wilderness Area. 1898 Comment
  RSA0128697  Arabis lyallii Frederick W. Oettinger 1969-8-13 1356 Siskiyou North side, trail crossing Crapo Ridge; Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mt. Wilderness Area. 2195 Comment
  CAS-BOT-BC16714  Arabis modesta Elmer I. Applegate 1932-4-16 7065 Siskiyou Between Hamburg and Seiad Valley, Klamath River. Comment
  HSC92693  Arabis modesta D. L. Goforth 1980-6-27 651 Siskiyou Klamath River at McKinney Creek 537 Comment
  HSC92698  Arabis oregana J. P. Smith 1973-5-5 6497 Siskiyou Along Cook and Green Pass Rd. Comment
  HSC64940  Arabis platysperma var. howellii D. L. Goforth 1979-7-19 275 Siskiyou Trinity Alps Wilderness Area, Caribou Lakes Basin, S of upper lake 2195 Comment
  UC705861  Arabis rectissima var. rectissima Marion Ownbey and Fred G. Meyer 1940-7-3 2161 Siskiyou 5 mi nw McCloud Comment
  HSC79314  Arabis repanda D. H. Norris 1968-7-29 2210 Siskiyou Along trail from Big Flat to Yellow Rose Mine 1677 Comment
  UC165311  Arabis sparsiflora Geo. D. Butler 1910-5-21 1382 Siskiyou Klamath hills Klamath Comment
  HSC42970  Arabis sparsiflora var. subvillosa J. O. Sawyer, Ken Stillman 1976-5-29 2746 Siskiyou Along Specimen Creek 1433 Comment
  HSC27900  Arbutus menziesii Carl W. Mize 1972-9-23 120 Siskiyou Along Steinacher Creek Rd. above moist draw 610 Comment
  SEINET2471280  Arceuthobium abietinum R. L. Mathiasen 2007-8-9 2007 -33 Siskiyou Ca. 9.6 km from Stewart Hot Springs on forest road 17 1820 Comment
  CAS-BOT-BC407725  Arceuthobium abietinum F. G. Hawksworth; D. Wiens 1964-7-1 641 Siskiyou on Mt. Shasta Ski Area Road, 5 miles from US 99 (Mt. Shasta) 1524 Comment
  HSC96174  Arceuthobium campylopodum R. L. Mathiasen 2005-3-12 532 Siskiyou 0.8 km N of Hwy. 89 on FS Rd. 88 (road to Mt. Shasta Ski Park), Shasta-Trinity National Forest Comment
  CDA6783  Arctium minus R. E. Talbert 1959-9-4 Siskiyou South side Scott River, ca. 1.5 miles west-southwest of Ft. Jones. 0 Comment
  SEINET11989681  Arctostaphylos klamathensis Unknown 1982-1 20804 Siskiyou above uppermost lake above Terrace Lake 1981 Comment
  CAS-BOT-BC39987  Arctostaphylos nevadensis H. P. Bracelin 1931-6-21 459 Siskiyou North side of Mt. Eddy. above Dobkins Lake. 2133 Comment
  CAS-BOT-BC39990  Arctostaphylos nevadensis Alice Eastwood 1912-7-19 1243 Siskiyou Mount Shasta Comment
  CAS-BOT-BC45441  Arctostaphylos nevadensis Roxana S. Ferris; Laura Lorraine 1948-6-12 11801 Siskiyou At Mile Creek crossing on Scott Mt. Rd. s. of Callahan. 1493 Comment
  CHSC587  Arctostaphylos nevadensis V. Holt 1932-6-26 Siskiyou Mt. Eddy. 1828 Comment
  UC876445  Arctostaphylos nevadensis Geo. L. Fisher 1920-6-28 60 Siskiyou Mt. Shasta Comment
  JEPS124854 Image available Arctostaphylos nevadensis J. Yamanaka 1965-7-13 135 Siskiyou Mt. Shasta. Comment
  CAS-BOT-BC46463  Arctostaphylos patula Mrs. H. C. Cantelow 1936-5-21 s.n. Siskiyou N. slope of Scott Mts. Comment
  CAS-BOT-BC46481  Arctostaphylos patula Doris K. Kildale 1928-7-4 5522 Siskiyou Summit of divide between Salmon River & Scott Valley. Comment
  HSC68535  Arctostaphylos patula Maralyn A. Renner 1980-6-24 1076 Siskiyou 1/2 mi. E of Cook and Green Pass 1555 Comment
  POM367404  Arctostaphylos patula B. C. Templeton 1957-6-21 s.n. Siskiyou On the road up to Mt. Shasta. Comment
  RSA15478  Arctostaphylos patula H. P. Bracelin 1936-4-15 830 Siskiyou N.E. slope of Mt. Eddy; 3 miles above Metcalf ranch house, 6 miles N.W. of Mt. Shasta City. 1341 Comment
  RSA238582  Arctostaphylos patula Frederick W. Oettinger 1969-7-14 1018 Siskiyou On the ridge between David Montain (peak S.W. of Charmaine Lake) and the peak due S. of Abbotts lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC1005654  Arctostaphylos patula Frank W. Gould 1940-5-15 1245 Siskiyou n slope Goosenest Mountain 1524 Comment
  CDA38689  Arctostaphylos patula T. C. Fuller 1962-5-17 8733 Siskiyou East of Hwy. 99, 3 miles south of Mt. Shasta City. 0 Comment
  CAS-BOT-BC47008  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1928-4-2 4404 Siskiyou Klamath River at Somes Bar. Comment
  CAS-BOT-BC47015  Arctostaphylos viscida subsp. viscida Doris K. Kildale 1929-4-27 7482 Siskiyou Cecilville, upper s. Fork of Salmon River. Comment
  JEPS81883  Arenaria congesta var. congesta Roger Raiche 1982-7-7 20567 Siskiyou Condrey Mt. 2164 Comment
  JEPS80541  Arenaria congesta var. congesta Gilbert Muth 1965-8-16 225 Siskiyou Slopes behind Black Mountain Marble Mountain Wilderness Area, Black Mountain, Boreal mead 1950 Comment
  RSA195517  Arenaria congesta var. suffrutescens H. A. Thomas, John H. Thomas 1954-7-24 4507 Siskiyou Salmon-Trinity Mts. Vicinty of Rush Lake and Rush Creek Meadow. About 9 miles E of Cecilville. 1829 Comment
  UC722705  Arenaria congesta var. suffrutescens C. L. Hitchcock, J. S. Martin 1939-7-9 5324 Siskiyou 1/2 mi se King's Castle; Marble Mts. 1828 Comment
  SD113379  Arenaria nuttallii subsp. gregaria Darley F. Howe 1972-7-4 4868 Siskiyou Sanger Peak Road;Stony hilltop south of Del Norte; Siskiyou County marker on road to Youngs Valley. 1740 Comment
  JEPS98789  Arnica Sue Pappalardo 1993-7-19 495 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
  SEINET3085679 Image available Arnica Milo S. Baker 1939-6-25 9462 Siskiyou Highway north of Weed towards Klamath Falls near margin of Winter Pool. Comment
  CHSC88368  Arnica chamissonis Jenny Marr 1993-7-1 174 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC1408757  Arnica cordifolia Frederick W. Oettinger 1969-7-14 1023 Siskiyou high above, open rocky slope, (on route to Charmaine Lake) English Lake; Salmon Mountains, English Peak, Marble Mountain Wilderness A 1920 Comment
  HSC46317  Arnica cordifolia Jennifer Whipple 1976-7-9 1403 Siskiyou Mt. Eddy region on Deadfall Mountain 2226 Comment
  SEINET3082314 Image available Arnica cordifolia Harley P. Chandler June 1901 1615 Siskiyou North Coast Ranges. Ridges and meadows near Marble Mountain. 2130 Comment
  CAS-BOT-BC295874  Arnica dealbata J. O. Sawyer; R. J. Cole 1980-7-21 3823 Siskiyou .2 miles east of Medicine Lake Ranger Station; west end of Medicine Lake Comment
  CAS-BOT-BC82548  Arnica discoidea Alice Eastwood 1912-7-15 1105 Siskiyou McCloud Comment
  POM30864  Arnica discoidea Geo. D. Butler 1910-6-4 1492 Siskiyou Shackleford Creek. Comment
  HSC29105  Arnica diversifolia Frederick W. Oettinger 1969-8-9 1441 Siskiyou High Lake Basins near English Peak, Marble Mountain Wilderness Area; 1/2 mile NNE of English Peak and within English Lake Basin 1951 Comment
  RSA215646  Arnica latifolia Gilbert Muth 1969-8-10 1310 Siskiyou Ridge west of Boulder Peak 2226 Comment
  UC609369  Arnica latifolia Eleanor Burks Hart 1938-8-16 916 Siskiyou Upper Wright Lake 2225 Comment
  HSC46239  Arnica mollis J. P. Smith, J. O. Sawyer 1971-9-17 4778 Siskiyou Little Duck Lake Comment
  UC572796  Arnica mollis W. Bridge Cooke 1937-8-17 9297 Siskiyou Panther Creek Meadow Mt. Shasta 2438 Comment
  RSA417444  Artemisia M. B. Dunkle 1945-1 9316 Siskiyou Klamath National Forest, Marble Mountains. 2439 Comment
  RSA215638  Artemisia arbuscula subsp. arbuscula Gilbert Muth 1969-8-6 1210 Siskiyou Boulder Peak. 2530 Comment
  JEPS94078  Artemisia douglasiana Vernon H. Oswald and Lowell Ahart 1998-9-8 9602 Siskiyou Julia Glover Flat on USFS 3 ca. 6 air mi. w. of Mosquito Lake and Whitehorse Flat Reservoir 1112 Comment
  HSC22450  Artemisia norvegica subsp. saxatilis J. O. Sawyer 1969-8-18 1975 Siskiyou South of South Sugar Lake 2088 Comment
  SEINET7239372 Image available Artemisia tridentata G. D. Butler 1910-9-12 1883 Siskiyou Butte Valley 1280 Comment
  HSC92871  Artemisia tridentata subsp. tridentata Jennifer Whipple 1978-10-6 2412 Siskiyou Dale Creek Drainage on the N face of Mt. Eddy 2256 Comment
  UC12124  Aruncus dioicus var. pubescens C. B. Bradley 1879-1 Siskiyou Comment
  UC12125  Aruncus dioicus var. pubescens C. B. Bradley 1879-1 Siskiyou Comment
  CAS-BOT-BC447710  Aruncus dioicus var. vulgaris John Thomas Howell 1966-8-3 497 Siskiyou Marble Valley by creek; Marble Mts. 1792 Comment
  HSC96815  Asarum caudatum S. Lyon, J. McIntire 2006-6-25 20 Siskiyou On FS Rd. 39N27, 0.6 mi. W of intersection with FS Rd. 39N60, S side of road 1220 Comment
  RSA238015  Asarum caudatum Frederick W. Oettinger 1968-8-14 510 Siskiyou In deep shade of alder thicket approx 100 yards down stream from Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2012 Comment
  CDA39801  Asclepias cordifolia F. D. Horn 1977-5-22 s.n. Siskiyou North shore, Copco Lake, east of Hornbrook. 0 Comment
  UC221739  Asclepias speciosa H. E. Brown Jul 15 1897-Jul 31 1897 493 Siskiyou n side Mt. Shasta 1524 Comment
  RSA240059  Asclepias speciosa Frederick W. Oettinger 1969-8-12 1331 Siskiyou 1 mile from Etna Summit on road toward Etna. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  CAS-BOT-BC478847  Asparagus officinalis W. B. Cooke; V. G. Cooke 1958-10-10 s.n. Siskiyou Between high school and Howard, Mt. Shasta 1219 Comment
  POM23468  Aspidotis densa E. B. Copeland 1903-8-18 3815 Siskiyou Mount Eddy 1677 Comment
  POM208194  Aspidotis densa L. C. Wheeler 1934-6-28 2814 Siskiyou Head of Little Soda Creek, Sterling Mountains 1433 Comment
  RSA44885  Aster ledophyllus J. C. Roos 1948-9-1 3949 Siskiyou Pass southwest of Etna Comment
  CAS-BOT-BC178818  Astragalus californicus A. A. Heller 1905-6-22 8082 Siskiyou Between Igerna and Weed. Comment
  CAS-BOT-BC178820  Astragalus californicus Geo. D. Butler 1910-5-5 1284 Siskiyou Humbug Mountain Comment
  HSC14547  Astragalus californicus Dorothy Parker 1948-6-14 Siskiyou Rail Creek, Plowman's Valley, E fork of Scott River drainage. 1204 Comment
  CAS-BOT-BC178817  Astragalus californicus A. A. Heller 1905-6-22 8082 Siskiyou Between Igerna and Weed, on banks along the railroad near Weed Comment
  UC168740  Astragalus curvicarpus var. curvicarpus Katharine Brandegee July 1887 Siskiyou Ager Comment
  CAS-BOT-BC177862  Astragalus curvicarpus var. curvicarpus Elmer I. Applegate 1935-6-5 9330 Siskiyou Lyons road, north boundary area, Lava Beds National Monument Comment
  HSC36940  Astragalus lentiginosus var. lentiginosus J. P. Smith 1974-5-27 7611 Siskiyou Along FS Rd. 47N03 1280 Comment
  RSA415582  Astragalus lentiginosus var. platyphyllidius M. O'Mera 1974-5-27 485 Siskiyou Along road 47N03 1280 Comment
  POM45521  Astragalus purshii var. tinctus Geo. D. Butler 1909-5-8 708 Siskiyou Near Yreka. Comment
  RSA275306  Astragalus purshii var. tinctus Jennifer Whipple 1976-5-2 915 Siskiyou Scott Valley near Weston Gulch. Comment
  HSC75390  Astragalus whitneyi var. siskiyouensis J. O. Sawyer, M. Mesler 1980-8-10 4034 Siskiyou S of Carmen Lake, ultramafics of Scott Mtn. 1829 Comment
  CAS-BOT-BC69537  Athyrium alpestre subsp. americanum C. G. Pringle 1882-9-1 s.n. Siskiyou Mt. Shasta. Comment
  RSA597968  Athyrium americanum L. C. Wheeler 1963-8-31 8318 Siskiyou Siskiyou Mountains, Devils Punch Bowl. 1433 Comment
  UC150679  Athyrium distentifolium var. americanum Dr. E. B. Copeland 1903-8-16 3917 Siskiyou Mt Shasta 2377 Comment
  UC399394  Athyrium distentifolium var. americanum C. G. Pringle Sept. 1882 Siskiyou Mt Shasta Comment
  HSC29371  Athyrium distentifolium var. americanum Frederick W. Oettinger 1969-8-21 1476 Siskiyou Marble Mtn. Wilderness Area, Ethel Lake 1738 Comment
  JEPS50864  Athyrium distentifolium var. americanum Al Hobart 1967-8-8 Siskiyou n slope of Preston Slope; westernmost Siskiyou Co 1828 Comment
  RSA183740  Athyrium filix-femina subsp. cyclosorum Gilbert Muth 1965-8-3 150 Siskiyou Marble Mountains, creek at Marble Valley Comment
  UC637172  Athyrium filix-femina var. cyclosorum Edward Lee 1934-8-13 1074 Siskiyou Happy Camp to Waldo (Oregon) Rd; Klamath Nat'l Forest, watershed West Branch Indian Creek 1371 Comment
  JEPS80575  Athyrium filix-femina var. cyclosorum Gilbert Muth 1965-8-3 Siskiyou Creek at Marble Valley; Marble Mt. Wilderness Area 1792 Comment
  CDA2952  Atriplex heterosperma R. Pederson, G. Pederson 1979-9-26 111 Siskiyou Lower Klamath National Wildlife Refuge. Comment
  RSA210848  Atriplex truncata R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39039 Siskiyou 2 miles W of Lower Klamath National Wildlife Refuge 1296 Comment
  UCD56306  Avena fatua A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3395 Siskiyou 7 miles N of Weed. Comment
  HSC2326  Balsamorhiza deltoidea Geo. D. Butler 1910-4-16 1180 Siskiyou Klamath Hills Comment
  CDA10481  Balsamorhiza deltoidea T. C. Fuller 1962-6-11 8961 Siskiyou East side of Hwy 99 to Black Butte Summit, 4.1 miles south of Weed. 0 Comment
  HSC22466  Barbarea orthoceras J. O. Sawyer 1969-7-18 1371 Siskiyou Above S Russian Creek. 2012 Comment
  HSC44960  Barbarea orthoceras J. O. Sawyer 1978-6-16 3223 Siskiyou Marble Mtn. Wilderness Area, Upper Elk Valley 1951 Comment
  POM94780  Barbarea orthoceras Geo. D. Butler 1910-7-7 1659 Siskiyou Shackleford Creek. 1220 Comment
  CDA40531  Barbarea vulgaris Michael Pitcairn 2014-4-3 s.n. Siskiyou On private farm off Holzhauser Road, east of Etna. Comment
  POM210921  Bassia hyssopifolia L. C. Wheeler 1934-10-21 3332 Siskiyou Shasta Valley 4 mi E Grenada 869 Comment
  HSC44617  Berberis aquifolium var. aquifolium Laura Witherspoon 1977-5-20 Siskiyou Along rd. to Stewart Springs 1067 Comment
  UC718153  Berberis aquifolium var. aquifolium Carl B. Wolf 1934-7-5 5973 Siskiyou 7 mi from Oak Knoll Ranger Station (on Klamath River, on rd to Dry Lake Lookout); Siskiyou Mts 1371 Comment
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Mar 29 2012
  HSC5006  Berberis aquifolium var. repens J. O. Sawyer 1968-9-9 647 Siskiyou Ridges S of Cyclone Gap 1738 Comment
  CAS-BOT-BC75720  Berberis nervosa Louis C. Wheeler 1934-6-29 2822 Siskiyou Klamath Forest. Soda Creek. 1280 Comment
  CAS-BOT-BC75724  Berberis nervosa Doris K. Kildale 1928-7-2 5363 Siskiyou Horn Creek trail up Salmon Summit. Comment
  HSC5011  Berberis nervosa J. O. Sawyer 1968-6-18 200 Siskiyou Above S Russian Creek, below the Blake's Fork confluence. 1463 Comment
  CAS-BOT-BC75926  Berberis piperiana L. B. Kildale 1930-6-1 9822 Siskiyou Etna Mills. Comment
  CAS-BOT-BC75940  Berberis piperiana P. C. Everett; E. K. Balls 1959-10-23 23938 Siskiyou 5.4 miles northwest from Trinity-Siskiyou county line, road from Trinity Center to Callaban [Callahan?]. 1584 Comment
  CAS-BOT-BC75944  Berberis piperiana Mrs. H. P. Bracelin 1936-5-12 849 Siskiyou North base of Mount Eddy. 11 miles northwest of Mount Shasta City. About 2 miles east of Burney Mill. 1127 Comment
  CAS-BOT-BC76005  Berberis pumila John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53389 Siskiyou Forest Mountain Summit, 6 miles southwest of Yreka on road to Fort Jones. 1249 Comment
  CAS-BOT-BC169481  Betula occidentalis L. E. Smith 1914-9-9 759 Siskiyou Sisson Comment
  RSA30437  Betula occidentalis A. A. Heller 1915-7-18 12133 Siskiyou Metcalf s ranch, NE base of Mt. Eddy. 1189 Comment
  CAS-BOT-BC227789  Betula occidentalis Elmer I. Applegate 1895-5-28 635 Siskiyou Sacramento River below Sisson Comment
  HSC27220  Bidens frondosa J. P. Smith, J. O. Sawyer 1971-9-18 4793 Siskiyou Hwy. 3, between Callahan and Etna at the turnoff to the Proctor Ranch. Comment
  HSC96829  Bistorta bistortoides S. Lyon, J. McIntire 2006-6-25 24 Siskiyou Burns Ranch; On F.S. Rd. 39N41, 0.2 miles southwest of intersection with Rd. 39N27 1341 Comment
  CAS-BOT-BC127903  Blepharipappus scaber Louis C. Wheeler 1934-6-22 2760 Siskiyou Cottonwood Creek, Siskiyou Mts. 914 Comment
  CAS-BOT-BC127930  Blepharipappus scaber Alice Eastwood 1912-7-20 1252 Siskiyou Hornbrook Comment
  CAS-BOT-BC127943  Blepharipappus scaber W. R. Dudley 1899-8-22 s.n. Siskiyou Slopes of Craggy Mt. Comment
  JEPS40348  Blepharipappus scaber W. L. Jepson 1907-7-1 Siskiyou w Siskiyou Co. Comment
  OBI55409  Blepharipappus scaber David J. Keil, Kathleen Keil 1992-7-21 23513 Siskiyou Klamath Natl forest SE of Callahan on hwy 3, 5.3 mi NW of Scott Mtn summit Comment
  CAS-BOT-BC15783  Boechera Reed Rollins 1940-7-26 15365 Siskiyou Mount Shasta. Along Diller Canyon. 1828 Comment
  UCD77350  Boechera divaricarpa Robert E. Preston 2001-7-21 1703 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, T42N R1W ne 1/4 of se 1/4 Section 15 1859 Comment
  CAS-BOT-BC14094  Boechera pauciflora Elmer I. Applegate 1935-6-2 9274 Siskiyou Lava Beds National Monument. Indian Well Ranger Station. Comment
  CAS-BOT-BC25609  Boechera retrofracta John Thomas Howell 1939-8-8 15174 Siskiyou Marble Mountains. Black Mountain. Comment
  CAS-BOT-BC25443  Boechera retrofracta Elmer I. Applegate 1895-5-29 29 b Siskiyou Sisson (Mt. Shasta City), west base of Mount Shasta. Comment
  CAS-BOT-BC410948  Boechera sparsiflora L. E. Smith 1913-5-28 309 Siskiyou Yreka Comment
  UC1045263  Boechera sparsiflora Reed Rollins 1940-7-26 15365 Siskiyou Diller Canyon Mount Shasta 1828 Comment
  UC618778  Boechera sparsiflora unknown 1938-6-17 11051 Siskiyou Sisson Southern Trail Mount Shasta 1371 Comment
  UC1611325  Botrychium pinnatum Donald Burk 1993-10-1 Siskiyou ca. 3/4 mi e Gray Butte radio facilities (between confluence of 2 streams); s slope Mt. Shasta 1950 Comment
  UC165931  Boykinia major Geo. D. Butler 1908-8-2 217 Siskiyou Shackleford Creek Comment
  UCR101155  Boykinia major L. C. Wheeler 1958-8-21 7419 Siskiyou Siskiyou Mtns., Head of Hell's Canyon 993 Comment
  SEINET10904152  Boykinia major Mary Susan Taylor 1980-7-8 Taylor 3105 Siskiyou T39N R5W ne sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on NW side of Castle Lake, along edge of lake. 1615 Comment
  SEINET6031128  Boykinia major W. Roderick 1967-7-23 s.n. Siskiyou Cook and Green Pass, Horsetail Falls 1219 Comment
  CAS-BOT-BC127715  Brickellia greenei P. C. Everett; E. K. Balls 1954-10-13 20277 Siskiyou Seiad Creek, road to Kangaroo Mt., 7.2 mi. n.e. from Hwy 96. 822 Comment
  RSA96963  Brickellia greenei Percy C. Everett, E. K. Balls 1954-10-13 20277 Siskiyou Seiad Creek, road to Kangaroo Mountain, 7.2 miles NE from Hwy 96. 823 Comment
  SEINET10965891  Brodiaea ida-maia David B. Dunn, Melvin L. Conrad; Douglas G. LeDoux 1973-6-3 Dunn 20651 Siskiyou Vicinity of the campground on the salmon river, 8.3 miles w of cecilville. Yellow pine forest with douglas fir. Area with mostly metamorphic rocks. Area Very rocky and gravelly Comment
  CAS-BOT-BC144104  Bromus Gilbert Muth 1966-7-22 434 Siskiyou Marble Mountains. Meadow below Marble Rim. 2011 Comment
  CHSC60567  Bromus carinatus var. carinatus L. P. Janeway 1983-8-26 591 Siskiyou Siskiyou Mountains; at Poker Flat. Front edge of the upper part of the meadow. 1524 Comment
  UC204738  Bromus carinatus var. carinatus Geo. D. Butler 1910-7-3 1622 Siskiyou Goosenest Foothills 1219 Comment
  SEINET229957 Image available Bromus ciliatus Leila M. Shultz, John S Shultz 1985-6-23 8587 Siskiyou Lava Beds National Monument ca 20 mi S of Tulelake; western extension of the Great Basin in California 1341 Comment
  HSC36799  Bromus hordeaceus J. P. Smith 1974-5-27 7626 Siskiyou Along FS Rd. 47N03 1280 Comment
  UCD58799  Bromus hordeaceus Geo. D. Butler 1909-5-26 819 Siskiyou Field near Yreka. Comment
  UCD58801  Bromus hordeaceus Geo. D. Butler 1910-5-4 1276 Siskiyou Near Yreka. Comment
  JEPS107285  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
  JEPS80603  Bromus orcuttianus Gilbert Muth 1966-7-29 460 Siskiyou Marble Mountains Wilderness Area, Marble Valley Marble Valley; Marble Mountains Wilderness Area, Marble Valley 1798 Comment
  CAS-BOT-BC161707  Bromus rubens 1951-5-23 90 Siskiyou McConahahy Gulch, Scott Valley. 914 Comment
  HSC30545  Bromus suksdorfii Frederick W. Oettinger 1969-9-2 1588 Siskiyou Marble Mtn. Wilderness Area, Bear Meadow near Tom Taylor Cabin 2027 Comment
  UC1265364  Bromus suksdorfii F. W. Oettinger 1968-8-24 624 Siskiyou ne of Tom Taylor Cabin (above Crapo Ridge, Salmon Mountains, W Siskiyou County); Salmon Mountains 1889 Comment
  CAS-BOT-BC185599  Bromus tectorum Alice Eastwood 1912-7-17 1126 Siskiyou McCloud. Comment
  HSC36429  Bromus tectorum J. O. Sawyer 1969-7-9 1216 Siskiyou Near C.C.C. road, N of Sugar Creek 1433 Comment
  HSC68483  Bromus tectorum Maralyn A. Renner 1980-6-10 878 Siskiyou Ridge 1 mi. S of Greenhorn Rd. and 1 mi. E of Mill Creek 1341 Comment
  HSC69271  Bromus vulgaris Maralyn A. Renner 1980-7-24 1996 Siskiyou Pacific Crest Trail above Lily Pad Lake. 1799 Comment
  UC637096  Bromus vulgaris Annetta Carter 1934-8-13 708 Siskiyou watershed of West Branch Indian Creek (Happy Camp to Waldo (Oregon) Road, Klamath National Forest); Klamath National Forest 1463 Comment
  UC673211  Cacaliopsis nardosmia Lincoln Constance, Reed C. Rollins 1942-5-13 2906 Siskiyou Northwestern; Klamath Ranges Region; Klamath-Siskiyou Region: Klamath River 4 miles east of Seiad, alt. 1500 ft. 457 Comment
  HSC31068  Calamagrostis breweri Frederick W. Oettinger 1969-9-3 1613 Siskiyou Salmon Mountains, Shasta Ridge, N slope of English Peak 2073 Comment
  HSC91981  Calamagrostis breweri Jennifer Whipple 1976-7-25 1576 Siskiyou N face of Mount Eddy 2439 Comment
  UCD57230  Calamagrostis canadensis A. H. Murphy 1954-8-12 54 - Siskiyou USFS, Klamath National Forest, Secret Valley. 1676 Comment
  POM353039  Calamagrostis koelerioides M. B. Dunkle 1945-7-22 9239 Siskiyou Marble Mts., Klamath National Forest. Comment
  UC163689  Callitriche verna Geo. D. Butler 1908-12-27 1540 Siskiyou creek near Oro Fino Comment
  CAS-BOT-BC85729  Calocedrus decurrens Doris K. Kildale 1927-11-28 4234 Siskiyou Quartz Valley, Scott River Comment
  CAS-BOT-BC85747  Calocedrus decurrens Gilbert Muth 1966-8-3 495 Siskiyou Marble Valley Meadow, Marble Mts. 1792 Comment
  CAS-BOT-BC85750  Calocedrus decurrens Peter H. Raven 1956-9-5 10467 Siskiyou North Fork of Sacramento River 1584 Comment
  HSC1291  Calocedrus decurrens R. C. Wunner 1965-8-23 474 Siskiyou Lava Beds National Monument, along Tichner Rd. 2 mi. S of Mammoth Crater 1555 Comment
  RSA184686  Calocedrus decurrens Gilbert Muth 1966-8-3 495 Siskiyou Marble Valley Meadow, Marble Mtns. 1793 Comment
  RSA604462  Calocedrus decurrens L. C. Wheeler 1959-7-21 7587 Siskiyou Salmon Mountains: Dry Gulch Mine off Crawford Creek off South Fork Salmon River. 1219 Comment
  UC202645  Calocedrus decurrens Geo. D. Butler 1910-1-15 1109 Siskiyou Forest House Mountain Comment
  CAS-BOT-BC487853  Calochortus coeruleus Roxana S. Ferris; Laura Lorraine 1948-6-12 11738 Siskiyou French Creek logging road west of Callahan 1219 Comment
  RSA360080  Calochortus coeruleus Louis C. Wheeler 1934-6-7 2655 Siskiyou North Hungry Creek. 1220 Comment
  CAS-BOT-BC488606  Calochortus elegans var. nanus Annie M. Alexander; Louise Kellogg 1949-7-21 5823 Siskiyou Paradise Lake, Marble Mountains 1920 Comment
  CHSC71511  Calochortus macrocarpus Vernon H. Oswald; Lowell Ahart 1998-7-21 9321 Siskiyou Hwy. 97 at the 11.0 mi mile marker 1.2 mi west of A12 northeast of Weed. 1188 Comment
  HSC15365  Calochortus macrocarpus var. macrocarpus R. C. Wunner 1965-7-20 402 Siskiyou Lava Beds National Monument, Indian Wells near N prefab 1433 Comment
  UC1408792  Calochortus nudus F. W. Oettinger 1969-7-25 Siskiyou ca 15 air mi sw Weed (near Kangaroo Lake Campground); Shasta-Trinity National Forest, Scott Mts. Comment
  SEINET3885346  Calochortus persistens Marion Ownbey, Sherman J. Preece 1952-6-25 3341 Siskiyou Ridge road to Deadwood Lookout, mountains west of Yreka.; 0 Comment
  CAS-BOT-BC494020  Calochortus tolmiei J. H. Thomas 1954-5-12 4121 Siskiyou Salmon Mountains, klamath National Forest. Near south Fork of Salmon River, 5 to 9 miles southeast of Cecilville 975 Comment
  CAS-BOT-BC494017  Calochortus tolmiei Gilbert Muth 1965-8-6 s.n. Siskiyou Backside of Blk. Mt. 2072 Comment
  CAS-BOT-BC132625  Calochortus uniflorus John Thomas Howell 1937-7-23 13366 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  CAS-BOT-BC132652  Calochortus uniflorus Mrs. H. P. Bracelin 1931-6-20 441 Siskiyou Northeast slope of Mt. Eddy, Wagon Creek Canyon 1188 Comment
  HSC2263  Calycadenia truncata Geo. D. Butler 1910-7-30 1801 Siskiyou near Yreka Comment
  JEPS30008  Calycadenia truncata Geo. D. Butler 1908-8-29 320 Siskiyou in Scott Valley, ne sector of T43N R9W S17 Scott Valley Comment
  UC164385  Calypso bulbosa Geo. D. Butler 1910-6-5 1512 Siskiyou Shackleford Creek Comment
  HSC22851  Calyptridium monospermum J. O. Sawyer 1969-7-9 1269 Siskiyou Summit above S Sugar Lake. 2378 Comment
  UC1090385  Calyptridium monospermum Milo S. Baker 1957-6-15 13116 Siskiyou road cut just s of Weed Comment
  SBBG51815  Calyptridium monospermum R. N. Philbrick 1976-7-2 Siskiyou S side of Sugar Lake, Klamath Nat Forest 1828 Comment
  HSC67818  Calyptridium umbellatum J. O. Sawyer, J. Cole 1980-7-20 3779 Siskiyou S of Grouse Hill, at N base of Badger Peak 2146 Comment
  UCD77435  Calyptridium umbellatum Robert E. Preston 2001-6-23 1561 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, T42N R1W ne 1/4 of se 1/4 Section 14 1828 Comment
  UCD100481  Calyptridium umbellatum John M. Tucker; L. K. Mann 1963-7-7 3726 Siskiyou in vicinity of Paradise Lake, at bast of Kings Castle on the east side, Marble Mountain Wilderness Area. 1981 Comment
  UCSB13037  Camassia leichtlinii 1962-6-11 Siskiyou Along State Highway 89, 17.6 miles east of McLoud; Cascade Mountains 1219 Comment
  CAS-BOT-BC160903  Camissonia tanacetifolia subsp. tanacetifolia Peter H. Raven 1962-5-30 17900 Siskiyou U. S. Highway 97, 14 miles south of Macdoel Comment
  SEINET10840323  Campanula prenanthoides Muth 1975-8-1 MUTH s.n. Siskiyou Near Sutcliffe Creek, on the Preston Peak quadrangle; close to the town of Happy Camp 1341 Comment
  SEINET10840344  Campanula prenanthoides Muth 1976-7-29 MUTH s.n. Siskiyou NR KUNTZ CR, SEIAD V. QUAD, NR SEIAD VALLEY 6001', FOREST FLOOR, COBBLY SOIL Comment
  SEINET10463108  Campanula prenanthoides Kelsey Kelsey s.n. Siskiyou MARBLE MTNS, SKYHIGH LAKE Comment
  SEINET10463313  Campanula prenanthoides Frank W. Peirson 1926-7-11 Peirson 7023 Siskiyou HALF WAY UP GRADE, GRADE W OF ETNA OR ETNA MILLS Comment
  SEINET10840317  Campanula prenanthoides John T. Witherspoon 1977-8-10 Witherspoon s.n. 1977 Siskiyou 2 MI UP FOREST SERVICE RD 12N13 W OF BALD BUTTE. T12N R6E SEC. 11 610 Comment
  SEINET10873043  Campanula rotundifolia Edwin B. Copel 1903-9-7 Copeland 3852 Siskiyou Mount Eddy Comment
  JEPS16325  Campanula scabrella Peter H. Raven 1956-9-4 10415 Siskiyou summit of Mount Eddy 2758 Comment
  SEINET10463395  Campanula scabrella Clifton 1978-7-26 CLIFTON 6421 Siskiyou Near deadfall, on the China Mountain quadrangle, close to the town of Mount Shasta 2341 Comment
  POM147896  Campanula scouleri J. B. Feudge 1927-7-22 1775 Siskiyou Mt. Shasta City 1067 Comment
  SEINET10463435  Campanula scouleri A. Arthur Heller 1915-7-18 Heller 12106 Siskiyou METCALF'S RANCH, NE BASE OF MT EDDY, MOIST SOIL 1189 Comment
  CAS-BOT-BC266466  Campanula wilkinsiana C. Edward Graves 1944-8-28 s.n. Siskiyou Panther Meadows, Mount Shasta Comment
  RSA211345  Campanula wilkinsiana William J. Ferlatte 1966-8-19 446 Siskiyou Kidd Creek Trail. 1829 Comment
  HSC44967  Cardamine californica J. O. Sawyer 1978-6-19 3260 Siskiyou Marble Mtn. Wilderness Area, Big Meadows Creek-Bug Gulch trail junction above Wild Lake 1707 Comment
  HSC68405  Cardamine californica Maralyn A. Renner 1980-6-26 1134 Siskiyou Flint Valley. 1390 Comment
  HSC68475  Cardamine californica Maralyn A. Renner 1980-6-26 1218 Siskiyou SE edge of Flint Valley. 1390 Comment
  RSA14334  Carex Elmer I. Applegate 1923-8-17 3836 Siskiyou Medicine Lake. Comment
  JEPS63590  Carex abrupta B. C. Goldsmith 1916-9-29 28 Siskiyou Meadow, Medicine Lake Comment
  RSA237245  Carex abrupta Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1260 Siskiyou Lower pond, Tom s Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  SEINET7484119 Image available Carex abrupta Ray Tallent 1987-1 911 Siskiyou Klamath National Forest; Trail to Long Gulch Lake 1820 Comment
  POM79948  Carex athrostachya E. B. Copeland 1903-9-7 2151 Siskiyou Mt. Eddy. 2134 Comment
  CAS-BOT-BC19096  Carex aurea William Bridge Cooke 1939-6-23 13539 Siskiyou In the Lower Wagon Camp spring area. 1737 Comment
  SEINET11630190  Carex breweri C. G. Pringle 1882-1 s.n. Siskiyou Mount Shasta 2438 Comment
  SDSU11614  Carex breweri var. breweri D. F. Howe 1962-8-6 3403 Siskiyou Mt. Shasta, Shasta National Forest 2438 Comment
  UC666  Carex breweri var. breweri W. H. Brewer 1862-9-16 1422 Siskiyou Mt. Shasta; ; Mt. Shasta 2438 Comment
  HSC73318  Carex concinnoides Gail Newton 1980-6-20 497 Siskiyou Near Bald Mtn. 1097 Comment
  CAS-BOT-BC34883  Carex deflexa var. boottii John Thomas Howell 1937-7-25 13486 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  RSA91634  Carex deflexa var. boottii J. T. Howell 1937-7-25 13486 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  CAS-BOT-BC19921  Carex epapillosa Alice Eastwood 1921-7-28 s.n. Siskiyou Medicine Lake. Comment
  SEINET10650516  Carex feta George D. Butler Butler 1785 Siskiyou Oro Fino, in damp meadow. Comment
  UCD77468  Carex fracta Robert E. Preston 2003-7-29 2167 Siskiyou Rainbow Mountain 1785 Comment
  JEPS100914  Carex gigas Dean W. Taylor 1988-7-9 9950 Siskiyou Castle Lake region, in cirque and ridgetop above Heart Lake 1950 Comment
  SEINET8987782 Image available Carex hassei P. Zika, Wilson, B 2011-1 25668 Siskiyou FS Road 41NO3, 1.6 road miles from junction with Gazelle- Callahan Road, 1.5 air miles NE of Mountain House, 3.5 air miles NW of Crater Lake, Scott Mountains. Klamath Range (KR) Comment
  HSC77213  Carex hassei L. P. Janeway 1983-8-6 489 Siskiyou At Poker Flat, near seep drainage at front edge of upper portion of meadow. 1524 Comment
  CHSC82806  Carex inops subsp. inops L. P. Janeway 2002-7-12 7623 Siskiyou High Cascade Range. 3.5 km south of the top of Ash Creek Butte; 0.2 km southwest of Road 19 (Military Pass Road); 0.6 km north-east of confluence of Ash Creek and Brewer Creek. 1573 Comment
  UCD77463  Carex inops subsp. inops Robert E. Preston 1999-7-16 1226 Siskiyou McCloud River, at Fowler's Campground and along trail to Middle Falls. 999 Comment
  HSC59014  Carex integra Marvin Butler 1971-7-7 40 Siskiyou Near Porcupine Meadow, close to the town of Cave Junction 2073 Comment
  HSC85799  Carex integra L. P. Janeway 1983-7-24 445 Siskiyou Poker Flat, upper portion of meadow 1524 Comment
  HSC97429  Carex integra Jennifer Whipple 1977-7-21 2013 Siskiyou Near Durney Lake 2073 Comment
  HSC29667  Carex integra Frederick W. Oettinger, R. F. Thorne 1969-8-4 1175 Siskiyou Marble Mtn. Wilderness Area, Tobacco Lake 1829 Comment
  CAS-BOT-BC31310  Carex lenticularis var. impressa Joseph Prince Tracy 1935-8-1 14415 Siskiyou Rock Lake (head of west branch of Knownothing Creek). 1889 Comment
  POM173648  Carex lenticularis var. lipocarpa Geo D. Butler 1910-7-8 1665 Siskiyou Shackleford Creek. 1220 Comment
  CHSC96452  Carex luzulina Gordon Leppig; Jennifer Kalt 1996-7-9 354 Siskiyou Klamath National Forest. Russian Wilderness, Little Duck Lake Fen. In cirque west of Little Duck Lake. UTM Zone 10 NAD 1927, 503813E, 4572466N. 2200 Comment
  SEINET10711249  Carex mariposana Louis C. Wheeler 1934-8-6 Wheeler 3049 Siskiyou Dry sunny meadow. Bear Ground Gulch off James Canyon. Siskiyou Mts. S32, T48N, R9W. Mt. Diablo Mer. 1676 Comment
  RSA550446  Carex mertensii R. Tallent 1987-8-12 900 Siskiyou Klamath National Forest; Long Gulch Lake. 1940 Comment
  HSC62587  Carex mertensii Ruby Van Deventer 1957-7-8 Siskiyou Youngs Valley Comment
  HSC36157  Carex multicaulis J. P. Smith 1974-5-26 7553 Siskiyou Along FS Rd. 47N03 1524 Comment
  JEPS121396  Carex multicaulis Peter F. Zika & Julie Nelson 2012-6-21 25909 Siskiyou ridge above South Fork Willow Creek, 9 air km ENE of Gazelle Mountain, Shasta-Trinity National Forest, FS Road 42N42Y, 0.25 road miles E of junction with 42N19 Comment
  SD130933  Carex multicaulis John Thomas Howell 1937-7-26 13556 Siskiyou Caribou Gulch. Comment
  HSC85837  Carex multicaulis L. P. Janeway 1983-8-7 524 Siskiyou Along S Fork Indian Creek Rd. (FS 17N32), 18 mi. from Indian Creek Rd. 1433 Comment
  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
  CAS-BOT-BC23421  Carex multicostata John Thomas Howell 1937-7-22 13254 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC69230  Carex multicostata Maralyn A. Renner 1980-9-1 2717 Siskiyou S side of Devil's Punchbowl 1829 Comment
  HSC100085  Carex nardina Dana York 2011-8-13 3059 Siskiyou Klamath National Forest, Slopes of Black Mountain. 2105 Comment
  HSC45541  Carex nebrascensis J. P. Smith, Steve Selva 1970-7-16 4374 Siskiyou Along Klamath River, 2 mi. W of Seiad Creek 518 Comment
  CHSC69840  Carex nudata Lawrence Janeway 1982-8-14 131 Siskiyou Along n shore of Klamath R. 426 Comment
  SEINET10711622  Carex nudata A. Arthur Heller 1905-6-1 Heller 7921 Siskiyou Between Dunsmuir & Upper Soda Spring. Comment
  CAS-BOT-BC118791  Carex preslii William Bridge Cooke 1939-7-12 13635 Siskiyou On the SW slopes of the mountain near Horse Camp. 2438 Comment
  RSA91047  Carex preslii J. T. Howell 1937-7-24 13431 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  UC834792  Carex raynoldsii A. A. Heller 1922-7-15 13701 Siskiyou Medicine Lake 2133 Comment
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Jan 18 2008
  CAS-BOT-BC118216  Carex rossii John Thomas Howell; Gordon H. True 1972-6-8 48857 Siskiyou S of summit on road from Takilma to Happy Camp Comment
  CHSC53536  Carex rossii L. P. Janeway 1983-8-13 535 Siskiyou Flat on S side of and above S Fk Indian Cr. 1463 Comment
  SEINET7573860 Image available Carex rossii Barbara L. Wilson 1996-6-22 8165 Siskiyou Shasta-Trinity National Forest, Castle Lake Campground near Castle Lake. 1524 Comment
  HSC91373  Carex rostrata Jennifer Whipple 1976-7-24 1535 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  CAS-BOT-BC117911  Carex scabriuscula G. Douglas Barbe 1955-7-9 145 Siskiyou SW shore of Kangaroo Lake, Scott Mtns. 1828 Comment
  HSC77155  Carex scabriuscula L. P. Janeway 1983-8-27 623 Siskiyou Twin Valley, lower meadow near trail, on W side of creek. 1494 Comment
  RSA238969  Carex scopulorum Frederick W. Oettinger 1969-8-19 1455 Siskiyou Abbott s Basin. Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1905 Comment
  HSC96570  Carex scopulorum var. bracteosa Gordon Leppig, J. Kalt 1996-7-9 388 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  POM81963  Carex simulata Geo D. Butler 1910-6-5 1475 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC117247  Carex spectabilis John Thomas Howell 1937-7-24 13434 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  CAS-BOT-BC117248  Carex spectabilis John Thomas Howell 1937-7-24 13432 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  UC1265455  Carex spectabilis Frederick W. Oettinger 1969-8-6 1254 Siskiyou New York Flumes, Pine Lake Basin Salmon Mountains, Marble Mountain Wilderness Area 1859 Comment
  HSC30555  Carex spectabilis Frederick W. Oettinger 1969-8-4 1178 Siskiyou Marble Mtn. Wilderness Area, between Tobacco Lake and Mud Lake 1890 Comment
  RSA211371  Carex spectabilis William J. Ferlatte 1967-8-21 1066 Siskiyou Sawtooth Ridge between Caribou Basin and Little South Fork Lake. Trinity Alps. 2287 Comment
  SEINET7575750 Image available Carex spectabilis Frederick W. Oettinger 1968-9-6 731 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness area, trail southeast of Tom's Lake. 2012 Comment
  UC1265478  Carex spectabilis Frederick W. Oettinger 1968-9-6 732 Siskiyou trail se Tom's Lake; Salmon Mountains, Marble Mountain Wilderness Area 2011 Comment
  SEINET10749734  Carex sterilis A. Arthur Heller 1905-6-15 Heller 8041 Siskiyou Near Sisson. Comment
  CAS-BOT-BC117344  Carex stipata William Bridge Cooke 1940-6-8 15121 Siskiyou In meadow in Mount Shasta City. 1082 Comment
  RSA21827  Carex straminiformis J. T. Howell 1939-8-8 15149 A Siskiyou Marble Mountains: Black Mountain Comment
  JEPS84179  Carex subfusca L. R. Heckard with J. Hickman 1986-7-17 6526 Siskiyou Oak Knoll Road to Condrey Mt. (near small Dry Lake, n of Hwy. 96 (Walker)) Comment
  SEINET7579987 Image available Carex vesicaria Ray Tallent 1987-8-12 897 a Siskiyou Klamath National Forest, Long Gulch Lake. 1939 Comment
  HSC76832  Carex vesicaria L. P. Janeway 1982-8-15 149 Siskiyou W side of Echo Lake 1677 Comment
  CHSC90361  Carex whitneyi Martin J. Lenz 2004-7-2 222 Siskiyou In old skid trail; Miller Mtn.; approx. 1.8 mi. (2.9 km) 334 degree T from Herd Peak. UTM: 10 562848 E 4611169 N. 2110 Comment
  JEPS95093  Carex whitneyi Vernon Oswald and Lowell Ahart 1997-7-28 8799 Siskiyou at Schonchin Spring Campground at Medicine Lake Medicine Lake; , Schonchin Spring Campground 2057 Comment
  RSA564999  Carex whitneyi D. W. Taylor, Glenn L. Clifton, R. E. Palmer 1987-6-7 9026 Siskiyou 0.7 miles west of Stud Hill. Modoc Plateau. 1646 Comment
  RSA0036076  Cassiope mertensiana subsp. ciliolata Louis Cutter Wheeler 1934-8-17 3178 Siskiyou Siskiyou Mts., North Side White Mt. 1828 Comment
  LA209198  Castilleja applegatei C. L. Hitchcock; J. S. Martin 1939-7-9 5327 Siskiyou Marble Mountains, 0.5 mi SE of King's Castle 1828 Comment
  HSC19030  Castilleja applegatei subsp. pinetorum J. O. Sawyer 1969-6-11 846 Siskiyou Above C.C.C. road. 1287 Comment
  JEPS8024  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with Lincoln Constance, Joe Tracy et al. 1951-7-16 3452 Siskiyou along trail ascending Little Grayback from summit of the Takilma-happy Camp road; Little Grayback 1706 Comment
  RSA425924  Castilleja applegatei subsp. pinetorum E. E. Stanford 1930-6-15 1590 Siskiyou Near Shasta City. 1098 Comment
  UC163705  Castilleja applegatei subsp. pinetorum Geo. D. Butler 1910-5-1 1255 Siskiyou near Yreka Comment
  UC922377  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1949-7-22 5845 Siskiyou trail to Kings Castle; Marble Mountains, Paradise Lake 2072 Comment
  UCR136766  Castilleja applegatei var. fragilis E. E. Stanford 1930-6-15 1590 Siskiyou Near Shasta City 1098 Comment
  UCD122129  Castilleja arachnoidea A. H. Murphy 1958-8-6 58 -F Siskiyou Big Meadows, Marble Mts. 2346 Comment
  UC164373  Castilleja lacera Geo. D. Butler 1910-5-26 1407 Siskiyou near Yreka Comment
  CAS-BOT-BC254005  Castilleja miniata J. H. Thomas; H. A. 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
  CAS-BOT-BC254012  Castilleja miniata Geo. D. Butler 1909-6-23 929 Siskiyou Goosenest foothills Comment
  HSC61115  Castilleja miniata Ruby Van Deventer 1955-7-31 Siskiyou FS Rd. 17N04, Doe Flat 1067 Comment
  JEPS1756  Castilleja miniata Freed Hoffman 1951-7-12 4046 Siskiyou about 8 mi above Scott River (Hammonds Stock-raising Camp, on Kelsey Creek); Marble Mountains, Kelsey Creek 1524 Comment
  UC725309  Castilleja miniata A. A. Heller 1940-7-24 15751 Siskiyou outlet of Castle Lake Comment
  CAS-BOT-BC254024  Castilleja miniata John M. Tucker 1948-8-2 1768 Siskiyou Panther Meadows; Mt. Shasta 2407 Comment
  SBBG6805  Castilleja miniata subsp. miniata H. and M. Dearing 1948-9-12 6732 Siskiyou Panther Meadow, Mt Shasta 2316 Comment
  CHSC71328  Castilleja pilosa Vernon H. Oswald; Lowell Ahart 1998-6-11 9206 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
  SFV8660  Castilleja pruinosa J. M. Tucker, L. K. Mann, S. L. Holloway 1963-8-18 3752 Siskiyou Marble Mountain Wilderness Area. Southwestern ridge of Black Mountain. Southeast facing slope on decomposed marble scree. 2134 Comment
  POM42908  Castilleja pruinosa Geo. D. Butler 1910-5-23 1388 Siskiyou Humbug Mtn. 1220 Comment
  SD64459  Castilleja pruinosa Noel H. Holmgren, James L. Reveal 1966-6-9 2674 Siskiyou Siskiyou mountains, O'Brien-Happy Camp road, 15 miles north of Happy Camp (Indian Creek Drainage) 960 Comment
  SEINET10549442  Castilleja pruinosa Morris 1973-6-2 MORRIS 365 Siskiyou Found at the jct of shasta and klamath rivers on hwy 263. Comment
  CAS-BOT-BC48655  Ceanothus cordulatus Alice Eastwood 1921-7-24 s.n. Siskiyou Castle Lake Comment
  CAS-BOT-BC48710  Ceanothus cordulatus Wm. Bridge Cooke 1939-7-14 13674 Siskiyou Along the Sisson Southern Trail in the chaparral 1219 Comment
  RSA1116  Ceanothus cordulatus B. D. Stark 1929-7-25 1392 Siskiyou 8 miles N of Dunsmuir. 610 Comment
  HSC36693  Ceanothus cuneatus Brent Whitely 1975-6-21 18 Siskiyou 223 Comment
  POM172486  Ceanothus cuneatus Geo. D. Butler 1909-4-30 667 Siskiyou Yreka Comment
  UC375370  Ceanothus cuneatus var. cuneatus Geo. D. Butler 1909-5-30 667 Siskiyou near Yreka Comment
  UC796506  Ceanothus cuneatus var. cuneatus Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11811 Siskiyou At Mule Creek crossing of Scott Mt. Rd 1524 Comment
  HSC101760  Ceanothus integerrimus J. P. Smith, J. O. Sawyer 2011-9-5 13419 Siskiyou Along Klamath National Forest Service Road 45N28, 0.2 mi. W of junction with Yreka-Walker Road. 1474 Comment
  HSC42900  Ceanothus integerrimus J. O. Sawyer, Ken Stillman 1976-5-29 2733 Siskiyou Junction of Specimen Creek and Little N Fork of the Salmon River 732 Comment
  CAS-BOT-BC52113  Ceanothus prostratus Donald Myrick 1961-6-20 268 Siskiyou near Mt. Shasta City Comment
  CAS-BOT-BC53093  Ceanothus prostratus Roxana S. Ferris; Laura Lorraine 1948-6-12 11737 Siskiyou French Creek Logging Road west of Callahan 1219 Comment
  JEPS42157  Ceanothus prostratus Geo. D. Butler 1908-8-2 410 Siskiyou Shackleford Creek 853 Comment
  RSA399821  Ceanothus prostratus Bonnie C. Templeton 1960-6-21 8546 Siskiyou Near summit of Scott Mt. Comment
  CAS-BOT-BC53085  Ceanothus prostratus W. R. Dudley 1899-8-14 s.n. Siskiyou Pig Creek Hill, near McCoud Comment
  CAS-BOT-BC52170  Ceanothus pumilus Ira L. Wiggins 1950-5-28 12365 Siskiyou Margins of Carmen Lake, about 1.5 miles east of Scott Mountain road 1737 Comment
  UC909375  Ceanothus pumilus Ira L. Wiggins 1950-5-28 12365 Siskiyou ca 1.5 mi e Scott Mountain Road; margins of Carmen Lake, e of Scott Mountain Road 1737 Comment
  UC163692  Ceanothus sanguineus Geo. D. Butler 1909-5-30 771 Siskiyou Humbug Mountains Comment
  HSC59642  Ceanothus velutinus J. P. Smith, Steve Selva 1970-6-16 4047 Siskiyou 7 mi. W of Etna on road to Sawyers Bar. 1280 Comment
  JEPS74494  Ceanothus velutinus W. J. Ferlatte 1966-6-23 148 Siskiyou Big Flat Trinity Alps (near a public camp) 1524 Comment
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May 9 2008
  JEPS89110  Ceanothus velutinus W. L. Jepson 1940-6-23 20018 Siskiyou 1 mi s Andesite (n of Mt. Shasta) 975 Comment
  OBI6050  Ceanothus velutinus Carl B. Wolf 1931-9-3 2395 Siskiyou 1 mi W of summit of grade on road from Mt. Shasta City to McCloud 1219 Comment
  RSA183666  Ceanothus velutinus Gilbert Muth 1965-7-30 114 Siskiyou Marble Valley, Marble rim Comment
  RSA238028  Ceanothus velutinus Frederick W. Oettinger 1967-8-26 323 Siskiyou English Peak near the summit and covering a small solid area. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  UCR136775  Ceanothus velutinus J. O. Sawyer 1977-7-6 3020 Siskiyou South of Little Duck Lake 2134 Comment
  CAS-BOT-BC281967  Centaurea benedicta Dorothy Parker 1950-6-19 458 Siskiyou Near Scott River, Scott Valley (Horn Ranch) 850 Comment
  RSA190692  Centaurea diffusa T. C. Fuller 1967-8-15 16262 Siskiyou 3 roadside plants, W side of Hwy 97 to weed, 3 miles S of Macdoel, Butte Valley Comment
  CDA20009  Centaurea jacea M. Bagley 2002-8-1 PDR P 087837 -A Siskiyou Northern California; Vicinity of Mt Shasta. 0 Comment
  CDA15579  Centaurea nigra G. F. Hrusa 1998-7-5 14686 Siskiyou Siskiyou Mountains; Immed. S of Indian Creek Bridge at base of pass between Happy Camp CA. & O'Brien OR. Comment
  OBI54096  Centaurea stoebe subsp. micranthos David J. Keil 1992-7-20 23500 Siskiyou Klamath NF, SW of Fort Jones. 1 mi N of Kelsey crk along Scott River Rd 800 Comment
  SEINET8582822  Centaurium exaltatum L. C. Wheeler 1935-7-3 3646 Siskiyou Shasta River, 2 miles NW of Montague. 762 Comment
  SEINET7379744 Image available Centromadia fitchii G. D. Butler 1910-7-31 1805 Siskiyou Near Yreka Comment
  UC165423  Centromadia pungens subsp. pungens Geo. D. Butler 1910-8-18 1840 Siskiyou Shasta Valley Comment
  UC127379  Cephalanthera austiniae H. M. Hall and E. B. Babcock June, 1903 4079 Siskiyou near Upton (Mt.Shasta); Sierra Nevada Mts., Mt. Shasta 1219 Comment
  CAS-BOT-BC384968  Cerastium arvense Annie M. Alexander; Louise Kellogg 1949-7-28 5882 Siskiyou Sky High Valley, Marble Mountains 1767 Comment
  CAS-BOT-BC384967  Cerastium arvense A. A. Heller 1921-7-17 13572 Siskiyou On the south slope of Mt. Eddy 1828 Comment
  CDA3354  Cerastium dichotomum G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2778 Siskiyou Yreka. West of Motel 6, south of town, north of Greenhorn Creek Road. Comment
  CDA3355  Cerastium dichotomum M. V. Maxwell 1961-5-1 Siskiyou 5 miles east of Montague. Comment
  UCD97997  Cerastium dichotomum T. C. Fuller 1962-5-18 8475 Siskiyou B. M. Long prop., Little Shasta Road, 5 miles east of Montague. Comment
  HSC2135  Cercis occidentalis C. B. Wolf 1927-8-27 1154 Siskiyou On Klamath River 1 mile above the mouth of the Salmon River. Comment
  UC375377  Cercocarpus betuloides var. macrourus Geo. D. Butler 1908-7-4 286 Siskiyou Shasta River, near the mouth Shasta River Comment
  SBBG27254  Cercocarpus ledifolius var. intermontanus L. C. Wheeler 1934-9-5 3246 Siskiyou summit of Sterling Mtn 2127 Comment
  CAS-BOT-BC148530  Cercocarpus ledifolius var. ledifolius W. R. Dudley 1899-8-22 s.n. Siskiyou Crest of Craggy Peak Comment
  RSA17744  Chaenactis carphoclinia Elmer I. Applegate 1935-6-8 9450 a Siskiyou Sconchin Butte, Lava Beds National Monument Comment
  HSC82203  Chaenactis douglasii var. douglasii Thomas W. Nelson, Jane P. Nelson 1980-7-5 5968 Siskiyou Fowler's Campground 1006 Comment
  CAS-BOT-BC276761  Chaenactis douglasii var. douglasii Geo. D. Butler 1909-6-12 332 Siskiyou Greenhorn Mountain Comment
  CAS-BOT-BC276775  Chaenactis douglasii var. douglasii Gilbert Muth 1965-8-12 s.n. Siskiyou Black Mountain, S slope Comment
  HSC5247  Chaenactis douglasii var. douglasii R. C. Wunner 1965-7-9 366 Siskiyou California Lava Beds National Monument; Start of trail to Black Crater 1341 Comment
  CAS-BOT-BC106034  Chaenactis suffrutescens R. C. Barneby 1954-5-16 11521 Siskiyou Scott R. 10 1/2 miles below Fort Jones 1005 Comment
  UCR136932  Chamaebatiaria millefolium J. W. Thompson 1936-7-8 13151 Siskiyou Lava Bed National Monument Comment
  NY19023  Chamaecyparis lawsoniana H. E. Brown 1897-6-1 s.n. Siskiyou Near Sisson 1083.6 Comment
  NY19114  Chamaecyparis nootkatensis S. W. Edwards 1983-7-11 SWE- 21 --83 Siskiyou Klamath National Forest, south end of Buck Lake. 1310.6 Comment
  RSA124136  Chamaecyparis nootkatensis Al Hobart 1958-8-15 s.n. Siskiyou The Devil s Punch Bowl, 3-4 miles east of Del Norte co. line and 10 miles south of the Oregon-CA state line Comment
  UC618773  Chamaesaracha nana unknown 1938-6-17 11054 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  HSC188  Chamerion angustifolium subsp. circumvagum William J. Ferlatte 1967-8-21 1079 Siskiyou Sawtooth Ridge between Caribou Basin and Little S Fork Lake 2287 Comment
  JEPS82482  Chamerion latifolium Gilbert Muth 1965-8-11 205 Siskiyou along trail to four corners Marble Mt. Wilderness Area, Black Mt. 1874 Comment
  CAS-BOT-BC68218  Cheilanthes gracillima Maxine Wilkes 1940-8-1 s.n. Siskiyou Deep Lake, Marble Mts. Comment
  UC1597994  Cheilanthes gracillima Alan R. Smith with Christopher Richard, and C. Don MacNeill 1993-5-10 2555 Siskiyou e rim Mammoth Crater; Lava Beds Nat'l Monument 1645 Comment
  UC42423  Cheilanthes gracillima Marshall A. Howe Aug. 1894 Siskiyou near Shasta (Soda Springs) Comment
  UCR101226  Cheilanthes gracillima L. C. Wheeler 1958-8-21 7413 Siskiyou Siskiyou Mountains, Lily Pad Lake, head W Fork Seiad Creek 1820 Comment
  CAS-BOT-BC68205  Cheilanthes gracillima L. F. Henderson 1926-4-22 5940 Siskiyou Bluffs of the East Illinois R. near Beer's Bridge Comment
  CAS-BOT-BC68212  Cheilanthes gracillima Donald Branscomb 1958-7-1 s.n. Siskiyou Bald Mountain Comment
  CAS-BOT-BC68237  Cheilanthes gracillima Ira L. Wiggins 1955-7-27 13531 Siskiyou Salmon-Trinity alps Primitive Area - on rocky ridge along west side of Caribou Lake 2042 Comment
  CDA3113  Chenopodium pumilio T. C. Fuller 1966-10-7 15248 Siskiyou W.W. Cook Nursery, Route 1 Box 328, 2 miles northwest of Mt. Shasta City. 0 Comment
  UC618904  Chimaphila menziesii W. Bridge Cooke 1938-8-5 11458 Siskiyou along Sisson Southern Trail Mt. Shasta Comment
  CAS-BOT-BC452262  Chimaphila umbellata Wm. Bridge Cooke 1938-8-5 11459 Siskiyou Mount Shasta: Sisson Southern Trail 1981 Comment
  UC1483423  Chimaphila umbellata John Palmer 1980-8-15 1007 Siskiyou n.e. Seiad Low Gap (on spur of F.S. Rd. 46N50); Klamath Nat'l Forest, Seiad Valley Quad. 1463 Comment
  RSA138343  Chimaphila umbellata subsp. occidentalis Frederick W. Oettinger, R. F. Thorne 1969-8-7 1279 Siskiyou Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1753 Comment
  CDA3721  Chorispora tenella G. Deal 1967-4-25 Siskiyou Blair Smith property, Lower Shasta Road, Montague. 0 Comment
  CAS-BOT-BC36378  Chrysolepis chrysophylla Marion Ownbey; Fred G. Meyer 1940-7-7 2213 Siskiyou Cayenne Ridge, Marble Mountain Comment
  CAS-BOT-BC36386  Chrysolepis chrysophylla Wm. Bridge Cooke 1938-9-2 11588 Siskiyou Sisson Southern Trail 1371 Comment
  JEPS37867  Chrysolepis chrysophylla W. L. Jepson Jul 17 1902-Jul 22 1902 2064 Siskiyou Devil's Backbone; w Siskiyou County 1828 Comment
  OBI55420  Chrysolepis chrysophylla var. chrysophylla David J. Keil 1992-7-20 23498 Siskiyou Klamath Natl Forest, SW of Fort Jones. Along forest Road 44N45, 8.1 mi S of Scott River Rd, 2.7 mi S of turnoff to Lover's CAmp Comment
  CAS-BOT-BC36249  Chrysolepis sempervirens R. Tallent 1987-8-12 904 Siskiyou Klamath National Forest, Long Gulch Lake 1121 Comment
  JEPS24624  Chrysolepis sempervirens Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-1 6777 Siskiyou 2.3 mi above town of Mt. Shasta (Sisson) (along Everitt Memorial Highway to Panther Meadow, sw base of Mt Shasta); Mt. Shasta, Everitt Memorial Highway 1219 Comment
  UC847773  Chrysolepis sempervirens Lewis S. Rose 1937-7-25 37594 Siskiyou Mt. Shasta City 1158 Comment
  UC5442  Chrysolepis sempervirens Milo S. Baker 1893-8-17 Siskiyou near mouth Sacramento Canyon; Squaw Valley Mts. Comment
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1
  RSA238760  Chrysothamnus nauseosus subsp. albicaulis Frederick W. Oettinger 1968-8-16 533 Siskiyou Near summit of 'Little Medicine Mountain' (north of Hancock Lake). Salmon Mtns. High Lake Basin in the vicinity of English Peak, Marble Mountain Wilderness Area. 2104 Comment
  UC567205  Chrysothamnus viscidiflorus subsp. viscidiflorus H. A. Jensen 1933-8-29 344 Siskiyou near Cedar Park School; Dunsmuir Quad. 883 Comment
  JEPS15749  Cicuta douglasii Geo. B. Grant Sept, 1902 5141 Siskiyou Mount Shasta, Shasta Springs, Sisson Shasta Springs; Mount Shasta, , Sisson 609 Comment
  SD76166  Cicuta maculata var. maculata Helen V. Witham 1969-10-7 586 Siskiyou along Scott River 700 Comment
  HSC96870  Cinna latifolia Gordon Leppig 1998-8-13 998 Siskiyou Klamath National Forest, Russian Wilderness, Little Duck Lake Fen, in cirque W of Little Duck Lake 2200 Comment
  UCD59689  Cinna latifolia Robert E. Preston 2001-7-20 1690 Siskiyou Klamath National Forest, north slope of Rainbow Mountain, north of Hemlock Lake. 1731 Comment
  HSC19173  Circaea alpina subsp. pacifica J. O. Sawyer 1969-8-4 1889 Siskiyou Above S Sugar Lake 2043 Comment
  CDA1026  Cirsium andersonii M. R. Pryor 1950-7-26 s.n-A Siskiyou Hwy 99, 4 mi. N of Gazelle. Comment
  CAS-BOT-BC278042  Cirsium cymosum L. B. Kildale 1930-6-1 9742 Siskiyou Salmon River at Somes Bar Comment
  CAS-BOT-BC278054  Cirsium cymosum Alice Eastwood; John Thomas Howell 1936-6-13 2758 Siskiyou 8 miles n. of Weed Comment
  CAS-BOT-BC278066  Cirsium douglasii var. breweri Grant 1902-9-10 5149 Siskiyou Sisson Comment
  CAS-BOT-BC279889  Cirsium douglasii var. breweri Peter H. Raven 1956-9-5 10442 Siskiyou North Fork of Sacramento River 2194 Comment
  JEPS59121  Cirsium douglasii var. breweri W. L. Jepson 1914-8-13 5798 Siskiyou Sisson 1097 Comment
  CDA21701  Cirsium ochrocentrum subsp. ochrocentrum T. C. Fuller 1979-10-3 20272 Siskiyou 1.6 km south of Tecnor, Red Rock Valley, southeast of Macdoel. 0 Comment
  CAS-BOT-BC288767  Cirsium remotifolium John Thomas Howell 1939-8-7 15112 Siskiyou Sky High Valley, Marble Mts 1828 Comment
  HSC152  Cirsium remotifolium William J. Ferlatte 1966-8-3 263 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's. 1524 Comment
  CDA1555  Cirsium remotifolium var. odontolepis D. H. Shaw & J. R. Keck 1977-7-19 s.n. Siskiyou Big Flat Campground, end of Coffee Creek Rd., Salmon- Trinity Primitive Area. Klamath National Forest Comment
  CDA1610  Cirsium undulatum J. Massey 1988-7-7 s.n.-(B) Siskiyou East of Dorris, Glenn Butler property. 0 Comment
  UC1216711  Cirsium vulgare W. B. and V. G. Cooke 1962-8-19 33550 Siskiyou Memorial Highway Mt. Shasta, Memorial Highway 1219 Comment
  CAS-BOT-BC228973  Cistanthe umbellata Geo. B. Grant 1902-9-7 s.n. Siskiyou Mt Shasta Comment
  CAS-BOT-BC228986  Cistanthe umbellata Donald Myrick 1961-6-20 272 Siskiyou Near Mt. Shasta City Comment
  JEPS43821  Clarkia Geo. D. Butler 1908-7-5 510 Siskiyou near Yreka (Humbug road) Comment
  UC20324  Clarkia lassenensis T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  CAS-BOT-BC163461  Clarkia purpurea subsp. quadrivulnera Lewis S. Rose 1945-6-18 45094 Siskiyou Horse Creek & Klamath River 502 Comment
  POM46297  Clarkia rhomboidea Geo. D. Butler 1900-5-30 1436 Siskiyou Near Hawkinsville Comment
  RSA50231  Claytonia cordifolia E. K. Balls 1949-7-9 13939 Siskiyou 8.3 miles from Etna on road to Sawyer s Bar. 1006 Comment
  SEINET5336338  Claytonia cordifolia G. Butler 1910-6-5 1510 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC439141  Claytonia exigua subsp. exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53412 Siskiyou Fort Jones 853 Comment
  CDA23948  Claytonia exigua subsp. exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1980-4-29 2616 Siskiyou 200 meters north of Hamilton Street on Highway 3, north edge of Fort Jones. Comment
  HSC48274  Claytonia lanceolata P. Stekel, K. Stillman May 1977 239 Siskiyou Along Happy Camp-O'Brien Rd. above Louse Creek Comment
  RSA0080497  Claytonia lanceolata P. A. Munz 1952-7-2 17896 Siskiyou Baldy Mountain ca. 6 miles west (by air) of Happy Camp. 1738 Comment
  RSA265289  Claytonia parviflora J. M. Miller 1974-6-2 358 Siskiyou Dillon Creek Campground, Klamath River Hwy96 where Dillon Creek meets the Klamath River. Comment
  CAS-BOT-BC443815  Claytonia rubra subsp. rubra Wm. Bridge Cooke 1938-7-1 11122 Siskiyou Mount Shasta. Bear Spring. Comment
  HSC36957  Claytonia rubra subsp. rubra J. P. Smith 1974-5-26 7557 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC4884  Claytonia sibirica J. O. Sawyer 1968-7-2 377 Siskiyou Upper drainage of Joe Creek on steep N facing slopes. 1677 Comment
  HSC4885  Claytonia sibirica J. O. Sawyer 1968-6-18 243 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  HSC30284  Claytonia sibirica William J. Ferlatte 1969-6-25 1178 Siskiyou Big Flat, near public camp 1524 Comment
  RSA464446  Claytonia sibirica M. B. Dunkle 1944-6-25 9003 Siskiyou Beaver Creek. (Coastal Northern California). 1677 Comment
  RSA239285  Clematis ligusticifolia Frederick W. Oettinger 1966-7-16 32 Siskiyou N bank of S Fork of Salmon river, 100 yards downstreaam from Cecilville dump Comment
  HSC30589  Clintonia uniflora Frederick W. Oettinger 1968-8-23 619 Siskiyou Marble Mtn. Wilderness Area, W of Upper English Lake 1768 Comment
  HSC58941  Clintonia uniflora Marvin Butler 1971-7-19 161 Siskiyou Near El Capitan close to the town of Cave Junction 1524 Comment
  CAS-BOT-BC500959  Clintonia uniflora John Thomas Howell 1937-7-22 13294 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  RSA237926  Clintonia uniflora Frederick W. Oettinger 1967-7-26 213 Siskiyou 300 yards up a tributary of upper English Lake on moist bank. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1784 Comment
  RSA181625  Cnicus benedictus Dorothy Parker 1950-6-19 458 Siskiyou Near Scott River, Scott Valley (Horn Ranch) 851 Comment
  CAS-BOT-BC238060  Collinsia Alice Eastwood 1921-7-28 10878 Siskiyou Medicine Lake Comment
  UCD123560  Collinsia linearis J. M. Tucker 1974-7-28 4326 Siskiyou Marble Mountain Wilderness Area, adjacent to Haypress Meadows. 1463 Comment
  UC1001180  Collinsia linearis Dorothy Parker 1953-5-24 537 Siskiyou Siskiyou Mountains, Scott River Scott River; Siskiyou Mountains, Scott River 687 Comment
  HSC36934  Collinsia parviflora J. P. Smith 1974-5-26 7560 Siskiyou Along FS Rd. 47N03 1524 Comment
  HSC72572  Collinsia parviflora J. P. Smith 1976-5-5 8673 Siskiyou Road from Etna to Sawyer's Bar. 732 Comment
  HSC77022  Collinsia parviflora K. T. Stillman 1976-6-25 55 Siskiyou Marble Mtn. Wilderness Area, SW facing slope. 1921 Comment
  HSC68488  Collinsia rattanii Maralyn A. Renner 1980-6-9 843 Siskiyou Ridge SE of FS Rd. 45N35 1341 Comment
  HSC72483  Collinsia rattanii J. P. Smith 1973-5-5 6388 Siskiyou In and around the O'Neill Campground near Seiad Valley. 488 Comment
  RSA165528  Collinsia rattanii Clare B. Hardham 1961-6-30 8121 Siskiyou Siskiyou Mountains: White Mt. Comment
  UC1190265  Collinsia torreyi var. latifolia Ira L. Wiggins 1955-7-24 13493 Siskiyou Ridge between upper reaches of China and Blind Horse Creeks Blind Horse Creek 1645 Comment
  UC1096791  Collomia grandiflora Barbe 1957-7-13 377 Siskiyou in dry w slope along the path to the spring Klamath National Forest, Big Flat Public Camp (w side of camp) Comment
  RSA411147  Collomia grandiflora B. C. Templeton 1960-6-21 8532 Siskiyou Between California State line and the Agricultural Inspection Station Comment
  HSC45798  Collomia heterophylla J. P. Smith 1976-5-4 8657 Siskiyou On the road to Slater Butte, Klamath National Forest 549 Comment
  HSC91960  Collomia tinctoria Jennifer Whipple 1977-8-6 2218 Siskiyou Dobkins Lake drainage on E facing slope above Dobkins Lake 2256 Comment
  POM230551  Collomia tinctoria J. T. Howell 1937-7-22 13281 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  SJSU6072  Collomia tinctoria R. W. Trivelpiece 1971-7-14 52 Siskiyou Blue Ridge between Sawyers Bar & Cecilville, SW of Eddy Gulch Lookout, Salmon R Mts 1219 Comment
  HSC19054  Collomia tinctoria J. O. Sawyer 1969-7-1 968 Siskiyou NE facing lower slope above Paynes Lake Creek 1829 Comment
  UC971918  Collomia tinctoria Herbert L. Mason 1950-7-16 14054 Siskiyou road from Happy Camp CA to Waldo Oregon Comment
  UCD118258  Collomia tinctoria Herbert L. Mason 1948-7-18 13606 b Siskiyou Grass Lake. Comment
  CDA26905  Colutea arborescens F. D. Horn 1980-8-22 Siskiyou Off freeway, I-5, Dunsmuir. 0 Comment
  UC165248  Conium maculatum Geo. D. Butler 1909-6-26 924 Siskiyou near Yreka Comment
  HSC91956  Corallorhiza maculata Jennifer Whipple 1977-8-6 2225 Siskiyou Dale Creek drainage on N face of Mount Eddy 2195 Comment
  HSC19266  Corallorhiza mertensiana J. O. Sawyer 1968-7-9 452 Siskiyou W of Little Duck Lake. 1936 Comment
  SEINET13094787  Cordylanthus pallescens Francis W. Pennell 1940-1 26184 Siskiyou Route 99, 2-3 mi. north of Mount Shasta City. 1159 Comment
  JEPS6790  Cordylanthus tenuis subsp. pallescens Willis L. Jepson July 1894 21345 Siskiyou near Miner's Peak (<= ?> Black butte, w side of Mt. Shasta); Upton Plateau Comment
  JEPS85956  Cordylanthus tenuis subsp. pallescens Don Burk 1990-4-1 DB 17 Siskiyou just s Weed Elementary School (s side of Hilltop Dr, less than 0.1 mi e of S. Davis Ave.); Weed NW Quadrangle 1072 Comment
  UCD123148  Cordylanthus tenuis subsp. pallescens Barbara L. Wilson; Richard E. Brainerd 2010-8-2 16186 Siskiyou road to trailhead for Black Butte trail. 1333 Comment
  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
  CHSC105583  Cordylanthus tenuis subsp. tenuis Barbara L. Wilson; Richard E. Brainerd 2010-8-4 16202 b Siskiyou Forest Service Road 41N26, the Eddy Creek Road, 0.6 mile above the junction with Old Stagecoach Road (study site 10). Lat. and Long. indicated +/- 33 feet. 1039 Comment
  JEPS57137  Cordylanthus tenuis subsp. viscidus L. R. Heckard 1967-7-5 1603 Siskiyou n side Mt. Shasta (along Bolam logging road) 1524 Comment
  UCD123183  Cordylanthus tenuis subsp. viscidus Barbara L. Wilson; Richard E. Brainerd 2010-8-6 16234 Siskiyou at sign at border of Shasta-Trinity National Forest on Highway 89 east of McCloud. 1356 Comment
  CAS-BOT-BC212279  Cornus glabrata C. Hart Merriam 1907-9-24 s.n. Siskiyou Ager Comment
  CAS-BOT-BC212284  Cornus glabrata Elmer I. Applegate 1923-9-5 3937 Siskiyou 12 miles down the Klamath River from the mouth of Shasta River Comment
  UC165258  Cornus glabrata Geo. D. Butler 1908-7-1 89 Siskiyou Yreka Creek Comment
  HSC36698  Cornus nuttallii Brent Whitely 1975-6-28 97 Siskiyou 915 Comment
  SEINET10739247  Cornus nuttallii Andrew Townesmith, Karen M. Meyer 2007-8-3 Townesmith 898 Siskiyou Klamath National Forest, Oak Knoll Ranger District. Along Forest Service road 46N50, 4.4 miles NW of intersection with state route 96. Collected on uphill side of road (just above House Creek Botanical Area). T46N R11W S12. 593 Comment
  UCR198253  Cornus nuttallii Dean Kelch 2007-7-25 07- 501 Siskiyou Indian Creek Road, just south of Greyback Summit 1304 Comment
  CAS-BOT-BC210414  Cornus sericea Alice Eastwood 1921-7-30 11004 Siskiyou Soda Creek Comment
  CAS-BOT-BC210422  Cornus sericea L. E. Smith 1913-5-27 296 Siskiyou Weed Comment
  CAS-BOT-BC212151  Cornus sericea William A. Dayton 1913-6-14 8257 Siskiyou On banks of Rail Creek, Shasta Forest 1341 Comment
  JEPS94790  Cornus sericea subsp. sericea Vernon H. Oswald and Lowell Ahart 1998-8-3 9457 Siskiyou Kangaroo Lake Road(USFS 41N08) 2.6 mi se of Gazelle-Callahan Road; Kangaroo Lake Road 1426 Comment
  CAS-BOT-BC180198  Corylus cornuta subsp. californica Geo. D. Butler 1910-5-30 1433 Siskiyou Humbug Creek Comment
  CAS-BOT-BC180200  Corylus cornuta subsp. californica Alice Eastwood 1923-5-29 12005 Siskiyou Cantara Comment
  RSA15690  Crataegus suksdorfii Carl B. Wolf 1927-8-26 1080 Siskiyou Klamath River. 4 miles below Hamburg Comment
  CHSC71469  Crepis acuminata Vernon H. Oswald; Lowell Ahart 1998-7-21 9319 Siskiyou Hwy. 97 at the 11.0 mi mile marker 1.2 mi west of A12 northeast of Weed. Roadside bank. 1188 Comment
  HSC19044  Crepis acuminata J. O. Sawyer 1969-6-12 918 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  CAS-BOT-BC290479  Crepis acuminata Elmer I. Applegate 1932-6-13 7241 Siskiyou Captain Jack's Stronghold, Modoc Lava Beds National Monument Comment
  UC313841  Crepis bakeri subsp. cusickii J. L. Collins 1927-6-9 Siskiyou 5 mi n Hornbrook; Siskiyou Mts. Comment
  CAS-BOT-BC299655  Crepis monticola Geo. D. Butler 1909-5-30 750 Siskiyou Near Yreka Comment
  UC1408879  Crepis occidentalis F. W. Oettinger 1969-8-15 1385 Siskiyou dry meadow w Upper English Lake; Salmon Mts., English Peak region 1783 Comment
  HSC44385  Crepis occidentalis subsp. occidentalis M. A. Baker 1977-5-22 321 Siskiyou N facing slope of hill just S of Whipple Ranch 976 Comment
  HSC61804  Crepis pleurocarpa Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  HSC69040  Crepis pleurocarpa Maralyn A. Renner 1980-8-7 2359 Siskiyou Klamath National Forest, ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  HSC76914  Crepis pleurocarpa K. T. Stillman 1976-6-26 126 Siskiyou Marble Mountain Wilderness Area; Top of pass from Bear Valley 2012 Comment
  HSC77287  Crepis pleurocarpa L. P. Janeway 1983-8-7 520 Siskiyou Peak 5148 near end of USFS Rd. 17N32 19 mi. from Indian Creek Rd. 1555 Comment
  UC581187  Crepis pleurocarpa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-19 2446 Siskiyou n-facing slope on ridge between Big Mill and Mule Creek (near road from Callahan to Carrville) 1200 Comment
  CAS-BOT-BC290880  Crepis pleurocarpa Gilbert Muth 1965-8-11 s.n. Siskiyou Marble Valley Comment
  SEINET11859968  Crepis pleurocarpa Unknown 1953-1 126 Siskiyou Blue Point, Scott Mountains, Scott Mountain Public Campground, Klamath National Forest 1631 Comment
  SEINET9459397  Croton setiger G. D. Butler 1910-7-28 1794 Siskiyou Near Yreka. Comment
  JEPS88956  Cryptantha simulans unknown 1938-6-24 11081 Siskiyou MacBride Spring Mount Shasta 1524 Comment
  SBBG25894  Cryptantha torreyana D. Myrick 1966-8-9 1508 Siskiyou Mountain Meadow Ranch, Big Flat 1524 Comment
  UC164156  Cryptantha torreyana Geo. D. Butler 1910-5-8 1310 Siskiyou near Yreka Comment
  CHSC30246  Cryptogramma acrostichoides M. S. Taylor 1980-7-8 3096 Siskiyou S end of Little Castle Lake. 1767 Comment
  RSA22756  Cupressus bakeri O. V. Matthews 1939-7-18 39 Siskiyou Northeast slope of Goose Nest, ca. 15 minute hike from end of recently abandoned caterpillar logging trail or drag-way 1524 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
  RSA28202  Cupressus bakeri W. L. Jepson 1914-8-11 5764 Siskiyou Lava Beds 1037 Comment
  SEINET11052424  Cupressus bakeri D. Charlet, T. Charlet 1996-11-25 2344 Siskiyou Scott Bar Mountains, Scott River, between Spring Flat and Kelsey station. 683 Comment
  UC1733972  Cupressus bakeri subsp. matthewsii Frank Gould, Kay H. Beach 1940-5-15 1247 Siskiyou Meadows and Goosenest Mountain. 1828 Comment
  NY1293  Cupressus bakeri subsp. matthewsii C. B. Wolf 1934-10-9 6169 Siskiyou Siskiyou Mts., above W fork of Seiad Creek, 0.75 mi above forks of creek. 1158.2 Comment
  SEINET10754947  Cupressus lawsoniana Andrew Townesmith, Karen M. Meyer 2007-7-28 Townesmith 864 Siskiyou Shasta-Trinity National Forest. Along Forest Service route 26, 4.1 miles west of forest boundary. T39N R5W S10. 1277 Comment
  CDA39940  Cuscuta campestris Paul Rowan 1963-8-9 s.n. Siskiyou W.C. Peters property, Airport Road, ca. 3 miles northeast of Montague. 0 Comment
  HSC77760  Cuscuta suksdorfii L. P. Janeway 1983-8-16 547 Siskiyou Poker Flat 1524 Comment
  RSA17701  Cycladenia humilis Elmer I. Applegate 1935-6-10 s.n. Siskiyou Siskiyou County: steep cinder slope of Caldwell Butte, Lava Beds National monument, NE corner of Siskiyou Comment
  UCD121386  Cycladenia humilis Robert E. Preston 1996-7-23 982 Siskiyou 0.1 mi w of Forest Route 49, near Jot Dean Ice Caves. Comment
  SEINET13943861 Image available Cymopterus terebinthinus W. B. C. 1941-1 16208 Siskiyou In the Lava Park above Hotlum Station, N side of Mt. Shasta, alt. 5000 Comment
  JEPS39354  Cynoglossum occidentale Geo. D. Butler 1909-7-20 940 Siskiyou Highland Mine Comment
  JEPS87640  Cynoglossum officinale Vernon H. Oswald and Lowell Ahart 1994-8-10 6458 Siskiyou ca. 4 mi.(air) n.-n.e. Bartle (FS 40N39 at Stillwater Meadows on Bartle Creek, ca. 0.5 mi. w. of Harris Spring Rd. (FS 15)); Bartle Creek, Stillwater Meadows 1359 Comment
  CAS-BOT-BC114146  Cyperus squarrosus Alice Eastwood 1921-7-25 10848 Siskiyou Bigelows, McCloud River. Comment
  RSA722401  Cypripedium californicum W. Lane 1938-07 s.n. Siskiyou Siskiyou Mountains 1220 Comment
  NY621823  Cypripedium californicum A. A. Heller 1919-6-29 13282 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC70710  Cystopteris fragilis Gilbert Muth 1966-8-3 162 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  CAS-BOT-BC70714  Cystopteris fragilis Roxana S. Ferris; Laura Lorraine 1948-6-12 11765 Siskiyou About 6 miles from Etna on forks of Salmon Road 1676 Comment
  RSA612748  Cystopteris fragilis L. C. Wheeler 1935-6-13 3578 Siskiyou Shackleford Creek, Marble Mts. S9, T43N, R10W (Mt. Diablo Mer.) 976 Comment
  CAS-BOT-BC192261  Danthonia californica A. A. Heller 1915-7-18 12113 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1249 Comment
  HSC69057  Danthonia intermedia subsp. intermedia Maralyn A. Renner 1980-8-6 2318 Siskiyou Cracker Meadow 1555 Comment
  RSA239121  Danthonia unispicata Frederick W. Oettinger 1969-8-24 1522 Siskiyou inlet to Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1799 Comment
  CHSC29775  Darlingtonia californica M. S. Taylor; W. Roderick, B. Williams 1980-5-4 2786 Siskiyou Bog around Cedar Lake, peat mounds at lake edge an ... Field redacted by CHSC, contact the data manager for more information 1737 Comment
  UC63716  Darlingtonia californica H. M. Hall and E. B. Babcock June, 1903 4042 Siskiyou near Sisson (18th Crossing, Sacramento River); Mount Shasta 1036 Comment
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Nov 6 2019
  UCD119059  Darlingtonia californica Collector unknown Date unknown s.n. Siskiyou Mt. Shasta. Comment
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Nov 6 2019
  UC166557  Darmera peltata Geo. D. Butler 1908-8-11 220 Siskiyou Shackleford Creek Comment
  CAS-BOT-BC141830  Dasiphora fruticosa A. A. Heller 1915-8-26 12223 Siskiyou Heather meadow near the head of Wagon Creek Canyon, Mt. Eddy 2590 Comment
  HSC58894  Dasiphora fruticosa Marvin Butler 1971-8-2 257 Siskiyou Near El Capitan, close to the town of Cave Junction 2081 Comment
  UC166662  Datisca glomerata Geo. D. Butler 1910-7-19 1723 Siskiyou Little Shasta Comment
  HSC65272  Delphinium depauperatum Rich White 1978-7-6 246 Siskiyou Pond above Elk Hole 1524 Comment
  CAS-BOT-BC8969  Delphinium depauperatum Lincoln Constance; Reed Clark Rollins 1942-5-14 2926 Siskiyou Road to Walker Post Office, 4 miles west of Yreka, Klamath-Siskiyou Region 1219 Comment
  CAS-BOT-BC8979  Delphinium depauperatum Dorothy Inez Parker 1967-6-1 s.n. Siskiyou Scott Mountain 1524 Comment
  CDA24250  Delphinium nudicaule D. Osterhandt, Don Shaw 1978-3-31 Siskiyou Between Forks of Salmon and Somes Bar. 0 Comment
  CAS-BOT-BC116175  Delphinium nuttallianum H. A. Thomas; J. H. Thomas 1954-7-25 4522 Siskiyou Salmon-Trinity Mts. Vicinity of Rush Lake and Rush Creek meadow, About 9 miles E of Cecilville. 1981 Comment
  JEPS81630  Delphinium nuttallianum Roger Raiche 1982-7-3 20527 Siskiyou Deadfall Meadows Mt. Eddy 1950 Comment
  RSA238281  Delphinium nuttallianum Frederick W. Oettinger 1969-7-18 1054 b Siskiyou SW of upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  UCR37854  Deschampsia atropurpurea K. T. Stillman 1976-8-8 399 Siskiyou Marble Mountain Wilderness Area Comment
  HSC38599  Deschampsia cespitosa J. P. Smith, Steve Selva 1970-7-18 4482 Siskiyou Hanging bog at Kangaroo Lake. 1890 Comment
  HSC92285  Deschampsia cespitosa Jennifer Whipple 1976-7-24 1534 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2195 Comment
  UC1949312  Deschampsia cespitosa Barbara Ertter 1900-7-14 9305 Siskiyou E side Mt Eddy ca 4 airmiles due W of Mt Shasta City, at streamlet near end of FR 41N53 ca 1 mi N of Morgan Meadows, steep E-facing serpentine hillside Comment
  UCD61112  Deschampsia cespitosa A. H. Murphy 1958-8-4 58 -C Siskiyou Little Elk Lake Marble Mts. 1676 Comment
  CAS-BOT-BC192470  Deschampsia cespitosa subsp. cespitosa Elmer I. Applegate 1923-8-19 3895 Siskiyou Medicine Lake, west side 1981 Comment
  HSC104151  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
  UCD61375  Deschampsia cespitosa subsp. cespitosa Ellen Dean; with Gary Nakamura and K. Mawdsley 2002-7-28 1207 Siskiyou Shasta Trinity National Forest; NW of Castle Crags, in Castle Crags Wilderness. Found west of I-5, near headwaters of the south fork of the Sacramento River. Along shores of Gray Rock Lake. 1800 Comment
  CAS-BOT-BC201935  Deschampsia elongata Geo. D. Butler 1910-7-7 1769 Siskiyou Shackleford Creek 1219 Comment
  HSC65587  Deschampsia elongata Donald W. Miles 1979-7-18 18 Siskiyou "Midway up Lookout Point, on short logging spur off of Medicine Lake Rd., 11 mi. N of Bartle." 1555 Comment
  UC1950437  Deschampsia elongata Barbara Ertter 1990-7-14 9335 Siskiyou where several forks join before a steep drop; Wagon Creek on E side of Mt Eddy, ca 4 airmiles W of Mt. Shasta City Comment
  UC203907  Deschampsia elongata Geo. D. Butler 1909-6-20 840 Siskiyou near Yreka Yreka Comment
  HSC46748  Deschampsia elongata William J. Ferlatte 1974-7-26 1602 Siskiyou Big Flat and vicinity; woods N side of Mountain Meadows Ranch. 1524 Comment
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Jun 7 2012
  CAS-BOT-BC65374  Descurainia incana R. C. Wenk 2005-7-15 232 Siskiyou Above South Fork Salmon River, along Yellow Rose Mine trail. 1828 Comment
  RSA47781  Descurainia pinnata subsp. filipes Roxana S. Ferris, Laura Lorraine 11829 Siskiyou Gazelle Mountain grade, road between Callahan and Gazelle. 1500 Comment
  CDA3688  Descurainia sophia T. C. Fuller 1958-4-17 4821 Siskiyou 4 miles east of Yreka. 0 Comment
  CAS-BOT-BC43521  Descurainia sophia Wm. Bridge Cooke 1941-7-11 16044 Siskiyou Mount Shasta. In the vicinity of MacBride Springs and along the Memorial Highway. 1524 Comment
  HSC24688  Dicentra formosa J. O. Sawyer 1969-7-18 1361 Siskiyou E of Waterdog Lake 2012 Comment
  CAS-BOT-BC402481  Dicentra formosa subsp. formosa A. A. Heller 1905-6-13 8021 Siskiyou Near Shasta Springs Comment
  CHSC640  Dicentra pauciflora V. Holt 1932-7-10 Siskiyou Mt. Eddy. Comment
  UC618815  Dicentra uniflora unknown 1938-6-24 11107 Siskiyou Sisson Southern Trail; Mount Shasta Comment
  CAS-BOT-BC253634  Dichanthelium acuminatum subsp. acuminatum Doris K. Kildale 1928-8-18 6473 Siskiyou Near head of N fork of Salmon River at Finbey's Upper Camp 1828 Comment
  JEPS64177  Dichelostemma capitatum Geo. D. Butler 1909-4-13 Siskiyou near Yreka Comment
  UCSB13236  Dichelostemma capitatum Breedlove, Dennis 1962-6-10 Siskiyou along Indian Creek Road, 10.5 miles northwest of Happy Camp; Siskiyou Mountains 518 Comment
  SEINET8475420  Dichelostemma capitatum subsp. capitatum G. D. Butler 1910-4-17 1192 Siskiyou Near Yreka. Comment
  RSA755953  Dichelostemma ida-maia Robert F. Thorne 1969-8-2 63350 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1159 Comment
  CAS-BOT-BC500998  Dichelostemma multiflorum Geo. D. Butler 1910-5-18 1361 Siskiyou Yreka Comment
  CAS-BOT-BC290994  Dieteria canescens var. shastensis Gilbert J. Muth 1969-8-8 1302 Siskiyou Boulder Peak Ridge Comment
  CAS-BOT-BC291001  Dieteria canescens var. shastensis Alice Eastwood 1921-7-28 10911 Siskiyou Medicine Lake Comment
  HSC92724  Dieteria canescens var. shastensis Jennifer Whipple 1976-7-24 1548 Siskiyou Dobkins Lake Drainage on East-facing slopes above Dobkins Lake 2256 Comment
  CDA41641  Digitalis purpurea G. F. Hrusa 1998-7-5 14691 Siskiyou Siskiyou Mountains; Cedar Camp Rd. +- 5 mi. E of Weitchpec on Hwy 96. N side of Hwy. at mile 5.x. Sheet 2 of 2 Comment
  JEPS109234  Digitaria sanguinalis D. W. Taylor 2005-9-29 19502 Siskiyou Weed,lawn margin bordering Boles Creek at the park/picnic area just W of (below) the Hwy 299 bridge [Hwy 97] Comment
  CAS-BOT-BC153652  Diplacus jepsonii Alice Eastwood 1921-7-29 10951 Siskiyou Medicine Lake Comment
  CAS-BOT-BC153736  Diplacus nanus Lillian S. Mott 1967-7-2 LM 6759 Siskiyou Highway 97 near Cougar 1371 Comment
  CDA6687  Dipsacus fullonum T. C. Fuller 1959-7-9 2911 Siskiyou West of Highway 99, north limits Mt. Shasta City. 0 Comment
  HSC68410  Dodecatheon jeffreyi Maralyn A. Renner 1980-7-4 1412 Siskiyou Near trail about 0.25 mi. below Rattlesnake Meadow. 1585 Comment
  JEPS25654  Dodecatheon jeffreyi Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7297 Siskiyou about 4 mi nne Preston Peak (watershed of Indian Creek, Twin Valley, Siskiyou Mts., just e of Del Norte County line); Siskiyou Mts., Twin Valley, Indian Creek watershed 1493 Comment
  CHSC88122  Downingia pulcherrima Jenny Marr 1993-7-1 132 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  HSC90895  Draba carnosula Jennifer Whipple 1976-6-30 1181 Siskiyou S face of Mt. Eddy draining into the N fork of the Sacramento River 2500 Comment
  UC1409434  Draba pterosperma Frederick W. Oettinger 1968-8-22 601 Siskiyou cliffs above English Lake to Diamond Lake trail on English Lake side of pass Marble Mountain Wilderness Area, Salmon Mountains (High Lake Basins in vicin of English Peak, Western Siskiyou County) 2225 Comment
  CAS-BOT-BC311788  Draba verna John Thomas Howell; T. C. Fuller; G. D. Barbe 1980-4-29 53385 Siskiyou Yreka 792 Comment
  UC642568  Drymocallis W. Bridge Cooke 1939-8-22 13829 Siskiyou along Horse Camp Creek; Mount Shasta, along Horse Camp Creek Comment
  HSC86529  Drymocallis glandulosa D. K. Imper Jun 1987 Siskiyou 8 mi. E of Somes Bar 1372 Comment
  CAS-BOT-BC159295  Drymocallis lactea var. lactea Alice Eastwood 1921-7-28 10901 Siskiyou Medicine Lake Comment
  CAS-BOT-BC70815  Dryopteris arguta Annie M. Alexander; Louise Kellogg 1948-9-4 5575 Siskiyou above Salmon River road; between Somesbar and Forks of Salmon River Comment
  UC922661  Dryopteris arguta Annie M. Alexander and Louise Kellogg 1948-9-4 5575 Siskiyou between Somesbar and Forks of Salmon River (bank above Salmon River Rd); Siskiyou Mts Comment
  UCSB17782  Dysphania botrys Breedlove, Dennis 1962-6-11 Siskiyou At confluence of Scott and Klamath Rivers 472 Comment
  HSC4381  Dysphania botrys R. C. Wunner 1965-9-1 496 Siskiyou Lava Beds National Monument, 1 mi. S of NW Ranger Station. 1220 Comment
  UC1265386  Eleocharis bella Frederick W. Oettinger 1969-8-15 1387 Siskiyou vicinity of English Peak (inlet to Upper English Lake); Salmon Mountains, Western Siskiyou County, Marble Mountain W 1767 Comment
  CHSC118256  Eleocharis bella R. E. Brainerd; N. Otting 2013-7-12 2188 Siskiyou Klamath Mountains. Marble Mountains Wilderness Area. Upper Big Meadow, ca. 0.9 air mile northeast of Upper Wright Lake. UTM Zone 10 494918E 4604536N WGS84. 2167 Comment
  POM264766  Eleocharis parishii L. C. Wheeler 1934-6-29 2826 Siskiyou Soda Creek. Sterling Mountain. Siskiyou Mountains. 1280 Comment
  HSC30687  Elymus X hansenii Frederick W. Oettinger 1968-8-8 456 Siskiyou Marble Mtn. Wilderness Area, Crapo Meadow 2165 Comment
  UC1037162  Elymus X hansenii Leo Whitney 1935-7-15 3472 Siskiyou 2 mi se Medicine Lake; Bullseye Lake Comment
  HSC100862  Elymus caput-medusae J. P. Smith, J. O. Sawyer & R. J. Cole 2010-7-11 12997 Siskiyou Gazelle- Callahan Road. 1233 Comment
  CAS-BOT-BC227916  Elymus elymoides A. A. Heller 1920-6-27 13387 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  UC157087  Elymus elymoides subsp. elymoides Dr. E. B. Copeland 1903-7-3 3536 Siskiyou Klamathon Comment
  UC175615  Elymus elymoides subsp. elymoides Mr. Roseman 1913-1 Siskiyou Butte Valley Comment
  HSC19240  Elymus elymoides var. elymoides J. O. Sawyer 1969-7-25 1553 Siskiyou S of High Lake 2210 Comment
  HSC30696  Elymus elymoides var. elymoides Frederick W. Oettinger 1968-8-8 455 Siskiyou Marble Mtn. Wilderness Area, Crapo Meadow 2165 Comment
  HSC38384  Elymus elymoides var. elymoides A. M. Montalvo, J. D. Ackerman 1974-7-2 344 Siskiyou E slope of Eddy Mtn., on rd. to Deadfall Lakes and Morgan Meadows. 1524 Comment
  RSA238401  Elymus glaucus Frederick W. Oettinger 1969-8-18 1423 Siskiyou North end of Horse Range Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC1265399  Elymus glaucus F. W. Oettinger 1968-9-1 638 Siskiyou Abbot's Lake Salmon Mountains (se side, w Siskiyou Co.) 1722 Comment
  UC224203  Elymus glaucus E. Palmer 1892-1 2652 Siskiyou near Mt. Shasta Comment
  CAS-BOT-BC206591  Elymus glaucus subsp. glaucus John Thomas Howell 1939-8-2 14938 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CAS-BOT-BC206600  Elymus glaucus subsp. glaucus Wm. Bridge Cooke; V. G. Cooke 1966-7-17 37252 Siskiyou Widow Springs, Mt. Shasta 1524 Comment
  RSA603760  Elymus lanceolatus L. C. Wheeler 1935-6-30 3627 Siskiyou Shasta Valley, 3 miles S of Grenada. 793 Comment
  HSC68563  Elymus multisetus Maralyn A. Renner 1980-6-8 827 Siskiyou Slopes N of Moffett Creek 945 Comment
  CAS-BOT-BC204266  Elymus trachycaulus subsp. subsecundus David D. Keck 1949-7-19 6353 Siskiyou 6.5 mi. SW of Yreka on road to Ft. Jones, nr. head of Yreka Creek 1127 Comment
  UC642572  Epilobium anagallidifolium W. Bridge Cooke 1939-7-26 13747 Siskiyou west boreal spring above Panther Creek Meadows; Mount Shasta Comment
  RSA105339  Epilobium angustifolium subsp. circumvagum Douglas Barbe 1955-7-5 104 Siskiyou 5 miles north of Etna on Greenview Road 884 Comment
  RSA15582  Epilobium brachycarpum Carl B. Wolf 1928-8-27 1146 Siskiyou Klamath River, 10 miles above the Salmon River Comment
  RSA15686  Epilobium brachycarpum Carl B. Wolf 1927-8-26 1066 Siskiyou Klamath River; 8 miles above Hamburg. Comment
  UCR47857  Epilobium ciliatum 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
  HSC19479  Epilobium ciliatum subsp. ciliatum J. O. Sawyer 1969-7-23 1446 Siskiyou Near N Horse Range Creek, along C.C.C. road. 1341 Comment
  SEINET6637243 Image available Epilobium ciliatum subsp. ciliatum A. A. Heller 1915-1 12213 Siskiyou Metcalf's Ranch, NE base of Mount Eddy 1189 Comment
  UC873277  Epilobium ciliatum subsp. ciliatum A. A. Heller 1915-8-24 12213 Siskiyou Metcalf's Ranch Mt. Eddy (ne base of mt.) 1188 Comment
  HSC29132  Epilobium ciliatum subsp. ciliatum Frederick W. Oettinger, R. F. Thorne 1969-8-5 1201 Siskiyou Marble Mtn. Wilderness Area, Willow Spring on English Lake Trail to Abbotts 1677 Comment
  UC637087  Epilobium ciliatum subsp. ciliatum Edward Lee 1934-8-11 1027 Siskiyou e end of valley Seiad Valley, Walker Creek (creek is a tributary of Klamath River) 457 Comment
  HSC78327  Epilobium ciliatum subsp. glandulosum L. P. Janeway 1983-8-6 507 Siskiyou Poker Flat, upper edge of NE side of meadow 1524 Comment
  POM204518  Epilobium ciliatum subsp. glandulosum Louis C. Wheeler 1934-8-10 3096 Siskiyou Siskiyou Mountains, Jaynes Canyon 1372 Comment
  UC618829  Epilobium clavatum W. Bridge Cooke 1938-8-18 11479 Siskiyou along Summit Trail above Horse Camp; Mount Shasta, Horse Camp Springs 2514 Comment
  CHSC88100  Epilobium densiflorum Jenny Marr 1993-7-1 110 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  RSA790243  Epilobium glaberrimum subsp. fastigiatum Rebecca Wenk 2005-7-19 323 Siskiyou Along Pacific Crest Trail, 2 miles south of parking lot at top of pass on National Forest Road 17, going towards Mt. Eddy. 2165 Comment
  UC1190252  Epilobium glaberrimum subsp. glaberrimum Ira L. Wiggins 1955-7-22 13452 Siskiyou 9.5 mi above Cecilville; S. Fork of Salmon R 1066 Comment
  UC618800  Epilobium glaberrimum subsp. glaberrimum W. Bridge Cooke 1938-7-15 11193 Siskiyou Bear Springs Meadow Mount Shasta, Bear Springs (marshy portion) Comment
  RSA237581  Epilobium hallianum Frederick W. Oettinger 1969-8-14 1381 -a Siskiyou Campsite, English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area 1738 Comment
  HSC35807  Epilobium hornemannii subsp. hornemannii J. O. Sawyer 1969-7-9 1344 Siskiyou Above S Sugar Lake 2287 Comment
  HSC39817  Epilobium hornemannii subsp. hornemannii J. O. Sawyer 1969-7-27 1765 Siskiyou W of Little Duck Lake 2012 Comment
  POM258624  Epilobium hornemannii subsp. hornemannii W. Bridge Cooke 1940-7-5 15288 Siskiyou Mt. Shasta: in the meadow at Wagon Camp 1738 Comment
  CHSC118640  Epilobium luteum Julie Kierstead Nelson; Martin Lenz 2015-8-13 2015 -122 Siskiyou Headwaters of west fork Parks Creek, 2 miles NE of China Mountain. UTM NAD 83 Zone 10, 536798m E, 4583360m N. 2208 Comment
  HSC60820  Epilobium minutum Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley Comment
  JEPS84342  Epilobium minutum L. R. Heckard with J. Hickman et al. 1986-7-17 6461 Siskiyou trail up Kangaroo Peak s Lily Pad Lake (ca 5 mi n of town of Seiad Valley) Comment
  POM215871  Epilobium minutum Louis C. Wheeler 1935-6-9 3551 Siskiyou Yreka Creek, Siskiyou Mountains. 1220 Comment
  CAS-BOT-BC171861  Epilobium septentrionale Alice Eastwood 1912-8-30 1997 Siskiyou Mount Eddy Comment
  HSC216  Epilobium siskiyouense William J. Ferlatte 1966-8-4 303 Siskiyou Dorleska summit 2134 Comment
  HSC46758  Equisetum laevigatum William J. Ferlatte 1969-6-25 1179 Siskiyou Big Flat, near campground 1524 Comment
  SEINET3413803  Equisetum telmateia var. braunii Jack Seely 1991-6-2 s.n. Siskiyou Klamath National Forest: West Branch Forest Service Campground; elevation 2200 ft. 671 Comment
  HSC26547  Eragrostis cilianensis J. P. Smith, Steve Selva 1970-7-16 4402 Siskiyou 1 mi. E of O'Neill Campground 579 Comment
  HSC69508  Eremogone congesta John Palmer 1980-7-24 658 Siskiyou Dillon Divide 1707 Comment
  UCD21461  Eremogone congesta Ellen Dean; with Gary Nakamura and K. Mawdsley 2002-7-28 1200 Siskiyou Shasta Trinity National Forest; NW of Castle Crags, in Castle Crags Wilderness. Found west of I-5, near headwaters of the south fork of the Sacramento River. Along trail to Gray Rock Lake. 1819 Comment
  CAS-BOT-BC174232  Eremogone congesta var. congesta Louis C. Wheeler 1934-8-2 3023 Siskiyou Klamath National Forest. Jaynes Canyon 2072 Comment
  CHSC84756  Eremogone congesta var. suffrutescens L. P. Janeway 2003-8-9 7960 Siskiyou Klamath Ranges. Siskiyou Mountains between Cook and Green Pass and Red Butte; along trail from the crest down north slope to Echo Lake, just over north edge of the ridge. 1786 Comment
  CAS-BOT-BC286695  Ericameria bloomeri C. B. Wolf 1931-9-2 2391 Siskiyou On road to McCloud, 1/2 mile above junction with Pacific Highway 1097 Comment
  UC134298  Ericameria bloomeri Dr. E. B. Copeland 1903-9-8 3922 Siskiyou Igerna 1158 Comment
  UC31093  Ericameria bloomeri W. H. Brewer 1862-9-16 1415 Siskiyou Mount Shasta; ; Mt. Shasta 1828 Comment
  UC630401  Ericameria bloomeri Annetta Carter 1939-8-21 1475 Siskiyou near crest of peak above se end of Taylor Lake (12 mi sw of Etna); Salmon Mountains 2286 Comment
  CAS-BOT-BC286712  Ericameria bloomeri W. R. Dudley 1901-8-24 s.n. Siskiyou Head of Rush Creek Grade, Salmon Mts. Comment
  HSC24683  Ericameria greenei J. O. Sawyer 1969-9-11 2001 Siskiyou On E-facing slope above Duck Lake Creek 1905 Comment
  RSA178673  Ericameria greenei A. A. Heller 1927-8-1 14438 Siskiyou Along the base of Spring Hill near the town of Mt. Shasta on the headwater of the Sacramento River. Comment
  RSA237453  Ericameria greenei Frederick W. Oettinger 1967-8-24 321 Siskiyou Near lookout, along trail on west slope of English Peak. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2226 Comment
  HSC2236  Ericameria nauseosa Geo. D. Butler 1910-8-15 1839 Siskiyou Shasta Valley Comment
  CAS-BOT-BC298253  Ericameria nauseosa var. oreophila Peter H. Raven 1956-9-5 10464 Siskiyou North Fork of the Sacramento River 1828 Comment
  CAS-BOT-BC294308  Ericameria nauseosa var. speciosa Alice Eastwood 1912-8-28 1938 Siskiyou Cantara Comment
  UC637126  Ericameria nauseosa var. speciosa Edward Lee 1934-8-14 1099 Siskiyou near summit Little Grayback (Siskiyou-Del Norte County line) 1868 Comment
  UCD70112  Ericameria pinifolia D. Sanchez-Mata 1997-9-18 s.n. Siskiyou Mount Shasta-McCloud close to Snowmans Hill. Mount Shasta basis. Knobcone pine forests (Pinus attenuata). 1650 Comment
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Jul 18 2018
  UCR92627  Erigeron Kathy Harper, D. Karr 1994-6-16 s.n. Siskiyou Modoc National Forest, Forest Road 49 (Lava Beds/Medicine Lake Road), c. 1 mi north of southern boundary of Lava Beds National Monument 1402 Comment
  CAS-BOT-BC293502  Erigeron aliceae Geo. D. Butler 1910-7-8 1657 Siskiyou Shackleford Creek 1371 Comment
  HSC69028  Erigeron aliceae Maralyn A. Renner 1980-7-28 2185 Siskiyou E spur of Kangaroo Mtn., near ridge 1890 Comment
  UC1333338  Erigeron aliceae Dorothy Parker 1968-7-18 1024 Siskiyou Salmon Cut Siskiyou Mountains, Salmon Cut 1828 Comment
  HSC96679  Erigeron bloomeri var. bloomeri Thomas W. Nelson, Susan Erwin 2004-6-3 9223 Siskiyou Forest Service Rd. 40N08 at junction with FS Rd.44N44 1696 Comment
  HSC61209  Erigeron cervinus Al Hobart 16 Jul [year missing] Siskiyou El Capitan Comment
  CAS-BOT-BC294909  Erigeron chrysopsidis var. austiniae E. K. Balls 1950-5-17 14717 Siskiyou 1 mi. N. of rd. branching to Black Crater. Lava Beds Nat'l Monument 1402 Comment
  CAS-BOT-BC297184  Erigeron concinnus var. concinnus A. A. Heller 1905-6-19 8063 Siskiyou Along the railroad near Grenada station Comment
  NY168441  Erigeron copelandii E. B. Copeland 09 1903 s.n. Siskiyou Mt. Eddy 1249.7 Comment
  HSC5515  Erigeron filifolius R. C. Wunner 1965-6-29 304 Siskiyou Lava Beds National Monument, near upper Caldwell Ice Cave entrance 1433 Comment
  CAS-BOT-BC296124  Erigeron foliosus var. confinis Louis C. Wheeler 1934-8-6 3055 Siskiyou Rock Gulch, Klamath Forest 1828 Comment
  CAS-BOT-BC300862  Erigeron glacialis var. glacialis John Thomas Howell 1937-7-25 13466 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 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
  CAS-BOT-BC295383  Erigeron inornatus Wm. Bridge Cooke 1938-7-22 11326 Siskiyou Mount Shasta. Sisson Southern Trail Comment
  CDA4952  Erigeron inornatus T. C. Fuller 1967-8-14 16258 Siskiyou Road to McCloud Reservoir, 2 miles south of McCloud. 0 Comment
  OBI55539  Erigeron inornatus var. inornatus David J. Keil, Kathleen Keil 1992-7-24 23565 Siskiyou E of McCloud along hwy 89, 22.6 mi W of Shasta County line Comment
  UC163922  Erigeron inornatus var. inornatus Geo. D. Butler 1908-7-20 327 Siskiyou near Yreka (head of Long Gulch); Long Gulch Comment
  UC618658  Erigeron inornatus var. inornatus unknown 1938-8-19 11512 Siskiyou near Howard; Mt. Shasta 1219 Comment
  HSC74916  Erigeron klamathensis J. P. Smith, Jennifer Whipple 1978-7-2 9969 Siskiyou Klamath National Forest, ridge trail E of Cook and Green Pass 1341 Comment
  JEPS101306  Erigeron klamathensis Dean W. Taylor 1999-8-12 17307 Siskiyou Mill Creek headwaters, Marble Mountains (ca. 4 miles W of Mugginsville, Quartz Valley) 1371 Comment
  JEPS29180  Erigeron klamathensis Lauramay Dempster 1961-7-1 1832 Siskiyou slopes se White Mountains Comment
  POM211805  Erigeron klamathensis L. C. Wheeler 1934-8-6 3055 Siskiyou Siskiyou Mountains; Rock Gulch off Jaynes Canyon. 1829 Comment
  RSA238715  Erigeron peregrinus subsp. callianthemus Frederick W. Oettinger 1969-7-13 1008 Siskiyou Slope N of Upper English Lake 1799 Comment
  CHSC84744  Erigeron petrophilus var. viscidulus L. P. Janeway 2003-8-9 7963 Siskiyou Klamath Ranges. Siskiyou Mountains between Cook and Green Pass and Red Butte. Serpentine slope overlooking uppermost fork of Seiad Creek. 1698 Comment
  POM52134  Erigeron petrophilus var. viscidulus C. F. Baker 1903-8-18 887 Siskiyou Mt. Eddy 2287 Comment
  CDA4938  Erigeron philadelphicus T. C. Fuller 1958-6-19 1887 Siskiyou Tom Williams property, 4 miles northeast of Montague. 0 Comment
  CAS-BOT-BC300109  Erigeron pumilus A. A. Heller 1938-7-12 15261 a Siskiyou Near the eastern base of Deer Mountain on U. S. Highway #97 Comment
  CAS-BOT-BC224137  Eriodictyon californicum A. A. Heller 1905-6-8 7996 Siskiyou Yreka Comment
  CAS-BOT-BC224141  Eriodictyon californicum Alice Eastwood 1912-7-20 1248 Siskiyou Hornbrook Comment
  UCD119304  Eriodictyon lobbii Lorry Dunning 1967-8-11 s.n. Siskiyou Mt. Shasta. 1996 Comment
  JEPS57187  Eriogonum alpinum L. R. Heckard 1967-8-13 1687 Siskiyou Mt. Eddy; near summit 2712 Comment
  UC904786  Eriogonum baileyi var. baileyi W. Bridge Cooke 1949-8-26 25650 Siskiyou along logging road above Bolam Station; Mount Shasta 1524 Comment
  POM104935  Eriogonum compositum var. compositum Geo. D. Butler 1910-5-21 1378 Siskiyou Klamath hills Comment
  RSA237759  Eriogonum compositum var. compositum Frederick W. Oettinger, Robert F. Thorne 1969-8-6 1255 Siskiyou New York Flumes between Pine Lake and Tom's Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1860 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
  RSA594177  Eriogonum congdonii S. O. Mattoon 1978-9-23 46 Siskiyou Mt. Eddy Divide, 2 miles N of Dead Fall Meadows; Shasta North Fork at Trinity Co. line 2287 Comment
  UC1409242  Eriogonum diclinum Frederick W. Oettinger 1968-8-18 571 Siskiyou due n Tobacco Lake (Medicine Mt.); Salmon Moutains, Marble Mountain Wilderness Area, The High L 1920 Comment
  RSA393293  Eriogonum elatum var. elatum M. B. Dunkle 1945-8-2 9275 Siskiyou Paradise Lake, Klamath National Forest, Marble Mountains. Comment
  CHSC1337  Eriogonum lobbii V. Holt 1942-8-6 Siskiyou Caribou Ridge. 2438 Comment
  HSC17399  Eriogonum luteolum var. luteolum C. B. Wolf 1927-8-26 1010 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  HSC26154  Eriogonum luteolum var. luteolum J. P. Smith, J. O. Sawyer 1972-9-14 5802 Siskiyou Miner's Creek Rd. just S of French Creek Rd. between Callahan and Etna. 915 Comment
  JEPS56173  Eriogonum luteolum var. luteolum W. L. Jepson 1907-7-22 2957 Siskiyou Miamber Trail from Scott Bar to Scott Valley Comment
  UC375307  Eriogonum luteolum var. luteolum Geo. D. Butler 1908-8-30 199 Siskiyou near Fort Jones Comment
  RSA233650  Eriogonum maculatum Robert F. Thorne 1969-8-10 38985 Siskiyou Mount Shasta National Forest; south slope of Mt. Shasta at base of boulders. 2378 Comment
  JEPS94393  Eriogonum marifolium Vernon Oswald and Lowell Ahart 1997-7-28 8782 Siskiyou Forest Route 56 (42N56) 3.7 mi e of Forest Route 49 (edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave); Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave 1755 Comment
  RSA756711  Eriogonum marifolium Barbara J. Ertter 1990-7-16 9382 Siskiyou NW side of Mt Eddy ca 8 airmiles SW of Weed, ca 2 mi E of Parks Cr trailhead (= crest of Rt 17) along ridge. 2317 Comment
  LA206881  Eriogonum marifolium Lewis S. Rose; 1937-7-25 37588 Siskiyou Mount Shasta 1767 Comment
  CAS-BOT-BC263175  Eriogonum marifolium var. cupulatum W. B. Cooke; V. G. Cooke 1963-7-11 34289 Siskiyou Old Wagon Camp road. Wagon Camp area, Mt. Shasta Comment
  CAS-BOT-BC268694  Eriogonum microthecum var. laxiflorum Elmer I. Applegate 1935-8-3 10018 Siskiyou North base of Caldwell Butte, Lava Beds National Monument Comment
  CAS-BOT-BC261624  Eriogonum nudum var. nudum John Thomas Howell 1939-8-2 14889 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  HSC27107  Eriogonum nudum var. nudum Carl W. Mize 1972-6-21 60 Siskiyou 0.25 mi. above rd. on WSW slope 274 Comment
  HSC75192  Eriogonum nudum var. nudum K. T. Stillman 1976-8-7 380 Siskiyou Marble Mtn. Wilderness Area 2195 Comment
  UC1560408  Eriogonum nudum var. nudum E. Joyal and D. Mehlman 1988-6-25 1279 Siskiyou Happy Camp-Takilma road at turn-off to Bolan Lake Happy Camp-Takilma road 1524 Comment
  HSC689  Eriogonum nudum var. nudum William J. Ferlatte 1967-8-23 1113 Siskiyou Along S Fork of the Salmon River between the campground and Carter's 1524 Comment
  CAS-BOT-BC269746  Eriogonum nudum var. oblongifolium Geo. D. Butler 1908-7-28 212 Siskiyou Near Yreka Comment
  JEPS56591  Eriogonum nudum var. oblongifolium Geo. D. Butler 1908-7-2 212 Siskiyou Yreka Comment
  CAS-BOT-BC105081  Eriogonum nudum var. pubiflorum R. C. Wenk 2008-7-24 938 Siskiyou Kangaroo Lake, S of the Gazelle-Callahan Rd. Top of ridge S of the lake 1981 Comment
  CAS-BOT-BC272471  Eriogonum nudum var. pubiflorum Annetta Carter 1934-8-10 692 Siskiyou South bank of the Klamath River between McKinney and Parkhouse creeks (near Hamburg) 609 Comment
  CAS-BOT-BC272501  Eriogonum nudum var. pubiflorum John Thomas Howell 1934-7-4 12396 Siskiyou Se. corner of Siskiyou Co. Comment
  SEINET3160017  Eriogonum nudum var. pubiflorum G. D. Butler 1910-6-26 1605 Siskiyou near Yreka Comment
  UC585079  Eriogonum nudum var. pubiflorum E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1924 Siskiyou sw Yreka (s of highway); Forest House Mt. 1363 Comment
  CAS-BOT-BC272465  Eriogonum nudum var. pubiflorum G. P. Rixford No date on label s.n. Siskiyou South side of Shaft Rock Mt., Hilt Comment
  UC618620  Eriogonum pyrolifolium W. Bridge Cooke 1938-8-18 11495 Siskiyou Horse Camp Slopes Mount Shasta, Horse Camp Slopes Comment
  JEPS105024  Eriogonum siskiyouense Dean W. Taylor 1996-7-25 15835 Siskiyou Scott Mtns., on watershed divide between Crater Creek drainage and Mountain House Creek drainage (about 15 air miles west of Weed); Klamath National Forest 1645 Comment
  RSA93057  Eriogonum spergulinum var. reddingianum M. S. Baker, H. K. Wagnon 1954-7-10 12967 Siskiyou near County Rd., 6.1 mi. above Whitlock Campcutover comdereous forest. 1829 Comment
  CAS-BOT-BC263385  Eriogonum strictum var. proliferum Arthur Menzies 1962-7-21 s.n. Siskiyou Mt. Eddy 2529 Comment
  HSC43456  Eriogonum strictum var. proliferum Jennifer Whipple 1976-8-20 1708 Siskiyou Summit region of Mt. Eddy 2591 Comment
  UC164295  Eriogonum strictum var. proliferum Geo. D. Butler 1910-5-27 1417 Siskiyou near Yreka Comment
  CAS-BOT-BC540704  Eriogonum ternatum Dana York 2012-7-21 3134 Siskiyou Siskiyou Mountains: Klamath National Forest, ca. 500 m NE of Red Butte 1950 Comment
  JEPS84304  Eriogonum ternatum L. R. Heckard with J. Hickman et al. 1986-7-17 6476 Siskiyou s Lily Pad Lake (trail up Kangaroo Peak; ca. 5 mi n of the town of Seiad Valley); Kangaroo Peak 1800 Comment
  HSC66393  Eriogonum umbellatum Maralyn A. Renner 1980-6-24 1059 Siskiyou 1/2 mi. E of Cook and Green Pass 1555 Comment
  HSC61798  Eriogonum umbellatum Ruby Van Deventer 9 Aug [year missing] Siskiyou Poker Flat 1585 Comment
  CAS-BOT-BC267978  Eriogonum umbellatum var. argus John Thomas Howell 1937-7-29 13629 Siskiyou Scott Mt. between Trinity and Siskiyou cos. Comment
  SD62064  Eriogonum umbellatum var. argus Darley F. Howe 1965-8-8 4123 Siskiyou South side of Little Gray Back, Klamath National Forest 1463 Comment
  UC1035862  Eriogonum umbellatum var. argus Annie M. Alexander and Louise Kellogg 1948-9-8 5601 Siskiyou top of grade between Sawyers Bar and Etna 1737 Comment
  UC1409204  Eriogonum umbellatum var. argus Frederick W. Oettinger 1968-8-4 398 Siskiyou ridge s English Peak Lookout; Salmon Mountains, Marble Mountain Wilderness 2225 Comment
  JEPS85704  Eriogonum umbellatum var. humistratum Roger Raiche 1983-8-14 30613 Siskiyou fell-field slope near summit of road to Mt. Eddy ((A.K.A. road to Dead Fall Meadow, Park Creek Road, or Forest Road 42N17)) 2133 Comment
  UC195252  Eriogonum umbellatum var. humistratum Annie M. Alexander and Louise Kellogg 1911-8-14 322 Siskiyou Mt. Eddy Comment
  SEINET3860108  Eriogonum umbellatum var. lautum James L. Reveal 2001-7-19 8348 Siskiyou Scott Valley, along South Kidder Creek Road 0.5 mi WSW of California Hwy 3, about 6.1 air mi SW of Fort Jones and 5.7 air mi N of Etna.; 0 869 Comment
  UC1980602 Image available Eriogonum umbellatum var. lautum James L. Reveal 2001-7-19 8348 Siskiyou Scott Valley, along South Kidder Creek Road 0.5 mile west-southwest of California Highway 3, about 6.1 air miles southwest of Fort Jones and 5.6 air miles north of Etna. Comment
  CHSC99717  Eriogonum umbellatum var. modocense L. P. Janeway 2008-7-24 9482 Siskiyou Klamath Ranges. Siskiyou Mountains; crest of the mountain 1.3 air km east of Condrey Mountain. 2050 Comment
  JEPS84201  Eriogonum umbellatum var. modocense L. R. Heckard with J. Hickman et al. 1986-7-17 6504 Siskiyou e Condrey Mt. (slopes); Alex Hole 1880 Comment
  HSC66398  Eriogonum umbellatum var. polyanthum Maralyn A. Renner 1980-8-21 2603 Siskiyou SW of trail from Leroy Mine to Sunrise Basin near ridge 2287 Comment
  SEINET5331992  Eriogonum umbellatum var. polyanthum G. Butler 1910-6-19 1580 Siskiyou Gereuest(?) foothills. 1524 Comment
  RSA0005173  Eriogonum ursinum var. erubescens Jon P. Rebman, Julie D. Knorr 2002-8-5 8371 Siskiyou Scott Bar Mountains, n and w slope and ridge of Deadwood Baldy Peak, Klamath National Forest, 1675 Comment
  UC55398  Eriogonum vimineum Harley P. Chandler 1732 Siskiyou Etna Mills North Coast Ranges, Etna Mills 914 Comment
  CAS-BOT-BC262369  Eriogonum vimineum L. E. Smith 1913-7-7 s.n. Siskiyou Yreka Comment
  SEINET5332086  Eriogonum vimineum G. Butler 1910-6-17 1572 Siskiyou Dry hill near Yreka. Comment
  CAS-BOT-BC112321  Eriophorum crinigerum John Thomas Howell 1937-6-24 13411 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  HSC91303  Eriophorum crinigerum Jennifer Whipple 1976-6-17 1026 Siskiyou Near Durney Lake 2073 Comment
  SEINET10750622  Eriophorum crinigerum Andrew Townesmith, Karen M. Meyer 2007-8-1 Townesmith 883 Siskiyou Shasta-Trinity National Forest. 11.7 miles up Stewart Springs road/Forest Service road 17 (distance from intersection of Stewart Springs and Old 99 Highway). T41N R6W near sections 28 and 33. 1983 Comment
  LA203597  Eriophyllum lanatum Louis Wheeler; 1934-6-2 2618 Siskiyou Siskiyou Mountains, Oak Knoll Ranger Station, Klamath River 670 Comment
  POM358071  Eriophyllum lanatum Chadwick, Chadwick 1911-07 s.n. Siskiyou Shasta Springs. Comment
  CAS-BOT-BC301113  Eriophyllum lanatum var. achilleoides A. A. Heller 1916-7-22 12488 Siskiyou East side of Mt. Eddy Comment
  CAS-BOT-BC301121  Eriophyllum lanatum var. achilleoides John Thomas Howell 1937-7-29 13650 Siskiyou Scott Mt. between Trinity and Siskiyou cos. Comment
  UC163896  Eriophyllum lanatum var. achilleoides Geo. D. Butler 1908-4-30 688 Siskiyou dry hills near Yreka Comment
  CAS-BOT-BC301136  Eriophyllum lanatum var. achilleoides L. Constance 1940-6-4 15027 Siskiyou Mount Shasta. Along the Bolam Road and US97 Comment
  POM203469  Eriophyllum lanatum var. achilleoides L. S. Rose 1934-4-20 34229 Siskiyou Shasta River. NE of Yreka. Comment
  POM208254  Eriophyllum lanatum var. achilleoides L. C. Wheeler 1934-6-2 2618 Siskiyou Oak Knoll ranger station, Klamath River; Mt. Diablo Mer. 671 Comment
  SBBG111919  Eriophyllum lanatum var. achilleoides C. Bornstein 1996-6-29 Siskiyou Scott Valley Overlook Comment
  CAS-BOT-BC301446  Eriophyllum lanatum var. grandiflorum Marian L. Campbell 1921-7-26 s.n. Siskiyou Castle Crags Comment
  CAS-BOT-BC308278  Eriophyllum lanatum var. integrifolium Roxana S. Ferris; Laura Lorraine 1948-6-12 11860 Siskiyou 2.4 miles below summit of Gazelle Mt. grade, east side 1417 Comment
  UC1190273  Eriophyllum lanatum var. integrifolium Ira L. Wiggins 1955-7-29 13585 Siskiyou summit of ridge above Thompson Creek (trail to Caribou Lake) 1999 Comment
  CAS-BOT-BC301710  Eriophyllum lanatum var. lanceolatum Geo. D. Butler 1910-5-23 1394 Siskiyou Humbug Mountain 1219 Comment
  POM358045  Eriophyllum lanatum var. lanceolatum M. B. Dunkle 1944-6-25 9019 Siskiyou Siskiyou National Forest. 1677 Comment
  JEPS110491  Eryngium alismifolium Robert E. Preston 2005-7-1 2358 Siskiyou 3.3 mi E of Granada, along County Rd A12. 787 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
  HSC65343  Erysimum perenne Rich White 1978-7-20 264 Siskiyou Ridge top E of Raspberry Lake 1768 Comment
  HSC91032  Erysimum perenne Jennifer Whipple 1977-7-20 1999 Siskiyou Mt. Eddy, N slopes 2317 Comment
  CHSC33275  Erysimum repandum R. E. Preston 1981-5-2 61 Siskiyou On a roadside cut, ca. 50 m n of Camp Creek where it joins Irongate Reservoir, ca. 32 km ne of Yreka. 700 Comment
  CAS-BOT-BC133271  Erythronium citrinum Elmer I. Applegate 1932-4-16 7061 Siskiyou Klamath River opposite the mouth of Doggett Creek Comment
  CAS-BOT-BC502725  Erythronium grandiflorum Harley P. Chandler 1901-6-1 1619 Siskiyou Ridges and Meadows near Marble Mountain 2133 Comment
  HSC30414  Erythronium grandiflorum subsp. grandiflorum Frederick W. Oettinger 1968-8-12 600 Siskiyou Marble Mtn. Wilderness Area. above Diamond Lake on ridge to English Peak 2134 Comment
  RSA237912  Erythronium grandiflorum subsp. grandiflorum Frederick W. Oettinger 1967-7-20 175 Siskiyou SSE of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  JEPS81781  Eucephalus glabratus Rimo Bacigalupi with Reino and Aloha Alava 1958-9-3 6892 Siskiyou upper edges Poker Flat (very close to the ne portion of Del Norte Co.); Siskiyou Mountains, upper edges of Poker Flat 1536 Comment
  CAS-BOT-BC310455  Eucephalus ledophyllus var. covillei Doris K. Kildale 1928-8-19 6577 Siskiyou Hancock Lake, on trail to Marble Mt. 2133 Comment
  HSC93864  Eucephalus ledophyllus var. ledophyllus Jennifer Whipple 1977-8-4 2158 Siskiyou Wagon Creek drainage on the E face of Mount Eddy 2226 Comment
  HSC42977  Euonymus occidentalis J. O. Sawyer, Ken Stillman 1976-5-29 2736 Siskiyou Along Specimen Creek 915 Comment
  CAS-BOT-BC202765  Euonymus occidentalis Dorothy Parker 1951-7-15 s.n. Siskiyou Along banks of Etna Creek 883 Comment
  UC163984  Euphorbia crenulata Geo. D. Butler 1910-4-22 1220 Siskiyou Kidder Creek Comment
  UC1971261  Euphorbia maculata Louis C. Wheeler 1963-8-23 8266 Siskiyou KLAMATH RIVER: Walker (near Oak Knoll). Comment
  CAS-BOT-BC310630  Eurybia radulina L. E. Smith 1912-7-1 s.n. Siskiyou McCloud Comment
  JEPS31916  Eurybia radulina H. W. Furlong Sep 1901 Siskiyou summit to Ager; Northern Siskiyou Co Comment
  JEPS31913  Eurybia radulina Geo. D. Butler 1908-7-22 293 Siskiyou roadside w of Forest House Mountain Comment
  HSC39664  Festuca californica J. P. Smith, J. O. Sawyer, Marilyn O'Meara 1972-7-4 5735 Siskiyou Parrott Mill Rd, 2 mi. S of Sugar Creek 1341 Comment
  UC1026159  Festuca pratensis Louis C. Wheeler 1935-6-2 3545 Siskiyou Shasta River Siskiyou Mts. Comment
  UCD66263  Festuca roemeri R. Tofsrud 1949-8-3 Siskiyou Soap Creek Ridge, between Yreka and Fort Jones. Comment
  SEINET10559490  Festuca subulata A. Arthur Heller 1916-7-20 Heller 12466 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy in opening in the forest, 3900 Comment
  CHSC118257  Festuca viridula R. E. Brainerd; N. Otting 2013-7-12 2182 Siskiyou Klamath Mountains. Marble Mountains Wilderness Area. Near the outlet at the west end of Upper Wright Lake. UTM Zone 10 493406E 4603724N WGS84. 2255 Comment
  HSC78202  Floerkea proserpinacoides L. P. Janeway 1983-8-6 485 Siskiyou At Poker Flat, at front edge of upper portion of meadow. 1524 Comment
  CAS-BOT-BC453507  Fragaria Harley P. Chandler 1901-6-1 1569 Siskiyou Ridges and meadows near Marble Mountain; North Coast Ranges 1828 Comment
  CAS-BOT-BC453508  Fragaria Alice Eastwood 1921-7-28 10882 Siskiyou Medicine Lake Comment
  UC54341  Fragaria virginiana subsp. platypetala H. M. Hall and E. B. Babcock 1903-6-18 4135 Siskiyou Pole Canyon Sierra Nevada Mountains (ne Shasta County) 1463 Comment
  SBBG26936  Frangula purshiana subsp. purshiana D. K. Kildale 1928-7-3 Siskiyou Little N Fork Salmon River, Sawyers Bar-Etna Mills Rd Comment
  HSC101837  Frangula rubra subsp. obtusissima J. P. Smith, J. O. Sawyer, R. J. Cole 2011-5-22 13169 Siskiyou Klamath National Forest, East Fork Campground. 735 Comment
  CAS-BOT-BC5528  Frasera albicaulis var. nitida Alice Eastwood 1921-7-24 10711 Siskiyou Castle Lake Comment
  CAS-BOT-BC223579  Fraxinus latifolia A. M. Vollmer; L. Beane 1951-6-2 46 Siskiyou Klamath River Highway, betw. U.S. 99 & Gottville Comment
  CAS-BOT-BC223584  Fraxinus latifolia Wm. Bridge Cooke 1940-6-20 15174 Siskiyou On the banks of the Klamath River below Hornbrook Comment
  UC164252  Fritillaria affinis Geo. D. Butler 1910-4-23 1225 Siskiyou Quartz Valley Comment
  CAS-BOT-BC502840  Fritillaria atropurpurea A. M. Vollmer; L. Beane 1951-6-2 60 Siskiyou Road between Streamline Lodge and Deer Camp, north of Klamath River Highway Comment
  LA97840  Fritillaria atropurpurea J. M. Tucker; L. K. Mann 1963-7-7 3721 Siskiyou Paradise Lake, Marble Mountain Wilderness Area, ca. 0.25 mi. down the trail (N of) from the lake at the base of Kings Castle on the E side 1981 Comment
  SEINET12045024  Fritillaria pudica L. C. Wheeler 1935-1 3379 Siskiyou Cottonwood Creek, Siskiyou Mts 945 Comment
  CHSC3219  Fritillaria recurva Gerry Carrauthers 1966-5-13 163 Siskiyou 6 mi. from Gazelle on Gazelle Mountain. 1219 Comment
  HSC46049  Fritillaria recurva Maralyn O'Meara 1974-5-25 428 Siskiyou On Rd. 8, ~4.7 mi. W of junction with Hwy. 3 1159 Comment
  UC375206  Fritillaria recurva Geo. D. Butler 1909-4-14 596 Siskiyou Humbug Road Comment
  CAS-BOT-BC504468  Fritillaria recurva Geo. D. Butler 1909-4-14 596 Siskiyou Humbug Road Comment
  RSA607097  Fritillaria recurva Louis C. Wheeler 1935-6-9 3556 Siskiyou Yreka Creek, Siskiyou Mountains. 1220 Comment
  HSC61793  Galium bifolium Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  JEPS6704  Galium bolanderi Geo. D. Butler 1909-7-15 946 Siskiyou Highland Mine Comment
  SBBG18757  Galium bolanderi C. B. Hardham 1961-7-2 8051 Siskiyou Scott River near Mill Crk 1219 Comment
  UC416643  Galium boreale subsp. septentrionale W. A. Setchell, C. C. Dobie 1902-7-23 Siskiyou Hearst Castle Comment
  HSC77341  Galium glabrescens subsp. glabrescens L. P. Janeway 1983-8-7 517 Siskiyou Near end of Rd. 17N32 (the S Fork Indian Cr. Rd.), 19 mi. from the Indian Creek Rd. 1555 Comment
  RSA165560  Galium glabrescens subsp. glabrescens Clare B. Hardham 1961-6-30 1820 Siskiyou Near White Mt. Comment
  JEPS119371  Galium grayanum var. grayanum Dana York 2011-8-12 3042 Siskiyou Klamath National Forest, Marble Mountain. Comment
  POM367847  Galium multiflorum Louis C. Wheeler 1934-8-14 3141 Siskiyou White Mtn. Siskiyou Mtns. 1951 Comment
  CAS-BOT-BC223193  Galium serpenticum subsp. scotticum Clare B. Hardham 1961-7-3 8115 Siskiyou Scott R, S.W. of Calahan [Callahan] Comment
  HSC82477  Galium serpenticum subsp. scotticum Thomas W. Nelson, Jane P. Nelson 1979-6-15 4797 Siskiyou Along road to Carmen Lake, 0.6 mi. from junction with State Route. 1646 Comment
  UC1475695  Galium serpenticum subsp. scotticum Clifton and Ground 1978-6-30 1661 Siskiyou near Forest House (close to town of Yreka); Yreka Quadrangle 1098 Comment
  UCD80889  Galium trifidum subsp. subbiflorum Robert E. Preston 2001-6-23 1583 Siskiyou Klamath National Forest, n slope of Rainbow Mtn, at Hemlock Lake. 1889 Comment
  UC637135  Galium triflorum Edward Lee 1934-8-11 1030 Siskiyou Walker Creek (tributary of Klamath River) Seiad Valley (e side of valley) 609 Comment
  RSA184795  Galium triflorum Gilbert Muth 1966-7-29 461 Siskiyou By waterfall. Marble Valley. Marble Mtns. 1799 Comment
  RSA238879  Galium triflorum Frederick W. Oettinger 1967-8-20 287 Siskiyou Just below Tom Taylor Cabin Spring. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2043 Comment
  CAS-BOT-BC182268  Garrya fremontii Elmer I. Applegate 1898-5-15 2138 Siskiyou Klamath River. Between Shovel Creek & Fall Creek 853 Comment
  CAS-BOT-BC192148  Garrya fremontii L. E. Smith 1913-4-2 s.n. Siskiyou near Castle Crags Station Comment
  UCR60654  Garrya fremontii Frederick W. Oettinger 1968-8-18 581 Siskiyou Salmon Mtns, HIgh Lake basin in the vicinity of English Peak, Marble Mtn Wilderness Area. NE side of Hancock Lake 1936 Comment
  HSC19178  Gaultheria humifusa J. O. Sawyer 1968-7-9 452 Siskiyou W of Little Duck Lake. 1936 Comment
  CAS-BOT-BC56289  Gaultheria ovatifolia W. R. Dudley 1899-7-6 s.n. Siskiyou Bartlett trail to Prestons Peak Comment
  SEINET10939948  Gayophytum Mary Merello 1993-6-25 Merello 723 Siskiyou Shasta National Forest. At end of Forest Service Road 39N 28, road to Lower Falls and Fowlers Campground. Open conifer woodlands. Disturbed. Along McCloud River. 970 Comment
  JEPS27556  Gayophytum diffusum subsp. parviflorum Geo. D. Butler 1908-8-3 165 Siskiyou near Log Lake and Shackelford Creek ((south of Red Mountain)) 1524 Comment
  UC878464  Gentiana calycosa Alice Eastwood 1912-8-30 2042 Siskiyou Mount Eddy Comment
  POM130608  Gentiana calycosa E. B. Copeland 1903-8-18 3829 Siskiyou Mt. Eddy 2287 Comment
  RSA392178  Gentiana calycosa M. B. Dunkle 1944-8-2 9304 Siskiyou Marble Mountains, Klamath National Forest. 2439 Comment
  SEINET3151360  Geranium incisum G. D. Butler 1910-6-6 1458 Siskiyou Quartz Valley Comment
  UC172723  Geum aleppicum Katharine Brandegee 1887-7-1 Siskiyou Sisson Comment
  POM91452  Geum macrophyllum Geo. D. Butler 1910-6-19 1592 Siskiyou Goosenest Foothills. 1524 Comment
  CAS-BOT-BC143594  Geum triflorum Elmer I. Applegate 1935-6-8 9431 Siskiyou Bear Paw Cave, Lava Beds National Monument Comment
  RSA237950  Gilia capitata Frederick W. Oettinger 1968-8-16 536 Siskiyou Summit of Red Hill, N of Hancock Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2058 Comment
  JEPS69515  Gilia capitata subsp. capitata Geo. D. Butler 1909-5-10 741 Siskiyou near Yreka; near Yreka Comment
  UC23896  Gilia capitata subsp. capitata T. H. Gilbert June 15 1899-July 15, 1899 Siskiyou Scott River Valley Comment
  UC637163  Gilia capitata subsp. capitata Edward Lee 1934-8-14 1098 Siskiyou near summit Little Grayback (Siskiyou-Del Norte County line) 1859 Comment
  JEPS83894  Gilia capitata subsp. capitata Wayne Roderick July 1976 Siskiyou s side of Cook and Green Pass , s side Cook and Green Pass (Siskiyou Mountains) Comment
  CDA40027  Gilia sinuata G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-2 2777 Siskiyou Yreka. West of Motel 6, south of town, north of Greenhorn Creek Road. Comment
  HSC101471  Glyceria elata J. P. Smith, J. O. Sawyer 2011-7-21 13037 Siskiyou Near Dillon Camp 1358 Comment
  HSC89802  Glyceria elata D. K. Imper 1987-7-21 Siskiyou Marble Mtn. Wilderness, 8 mi. E of Somes Bar 1372 Comment
  JEPS34010  Gnaphalium palustre Willis L. Jepson Jul 24 1894-Aug 10 1894 14747 Siskiyou Sisson Upper Sacramento Region, Sisson Comment
  POM208364  Gnaphalium palustre L. C. Wheeler 1934-6-10 2676 Siskiyou Hungry Creek; Siskiyou Mts. Comment
  UCD132457  Gnaphalium palustre John M. Tucker 1974-7-28 4330 Siskiyou Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  POM168319  Goodyera oblongifolia E. B. Copeland 1903-8-19 3929 Siskiyou Mt. Eddy 1372 Comment
  CAS-BOT-BC304882  Grindelia hirsutula Copeland 1903-8-14 3884 Siskiyou Sisson Comment
  JEPS41882  Grindelia hirsutula Geo. D. Butler 1908-9-25 499 Siskiyou roadside near Montague Comment
  UC202446  Grindelia hirsutula A. A. Heller 1917-9-7 12979 Siskiyou 10 mi s Gazelle (Shasta Valley); ; Shasta valley S of Gazelle, Siskiyou Co. 914 Comment
  SD51276  Grindelia nana Darley F. Howe 1961-8-3 3178 Siskiyou 26.5 miles east of Highway #99 on Highway 89 Comment
  CAS-BOT-BC94407  Hackelia bella R. C. Wenk 2005-7-15 209 Siskiyou Trinity Alps, above South Fork of the Salmon River, along the Yellow Rose Mine trail. Top of pass between Yellow Rose 2133 Comment
  RSA235840  Hackelia californica J. L. Gentry Jr., David Vierig 1968-6-18 2064 Siskiyou 3.7 miles northeast of Mt. Shasta City on U.S. Forest Road 40N25. Comment
  SBBG124765  Hackelia micrantha C. B. Hardham 1961-7-1 8031 Siskiyou near Mud Springs, Siskiyou Mtns Comment
  UC221682  Hastingsia alba H. E. Brown Jun 15 1897-Jun 30 1897 412 Siskiyou n side Mount Shasta; n side Mt. Shasta 1524 Comment
  UC30106  Hastingsia alba Harley P. Chandler June 1901 1616 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  UC54916  Hastingsia alba T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UCD15032  Hastingsia alba John M. Tucker; and Louis K. Mann 1963-7-7 3722 Siskiyou Marble Mountain Wilderness Area, ca. 1/4 mi. north of Paradise Lake; Comment
  CAS-BOT-BC504598  Hastingsia alba Ira L. Wiggins 1955-7-27 13532 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  UC3688  Hastingsia alba C. B. Bradley 1879-1 Siskiyou Comment
  CAS-BOT-BC302458  Hazardia whitneyi var. discoidea Annie M. Alexander; Louise Kellogg 1949-7-29 5899 Siskiyou Trail to Hidden Lake, above Sky High Lake. Sky High Valley, Marble Mountains 1767 Comment
  JEPS16948  Hazardia whitneyi var. discoidea Peter H. Raven 1956-9-4 10378 Siskiyou on the ridge s Mount Eddy 2286 Comment
  RSA215643  Hazardia whitneyi var. discoidea Gilbert Muth 1969-8-10 1344 Siskiyou Red Mountain Ridge. 2378 Comment
  CAS-BOT-BC306749  Helenium bigelovii Geo. D. Butler 1910-7-7 1649 Siskiyou Shackleford Creek 1219 Comment
  UC642535  Helenium bigelovii W. B. Cooke 1939-7-21 13723 Siskiyou Wagon Camp meadows Mount Shasta 1737 Comment
  JEPS24819  Helenium bigelovii Rimo Bacigalupi with Drs. Reino and Aloha Alava 1958-9-2 6835 Siskiyou just below and n Scott Mtn. road summit 1615 Comment
  CAS-BOT-BC314839  Helianthella californica var. shastensis L. E. Smith 1913-11-12 s.n. Siskiyou Sisson Comment
  CLARK-A1528-7876  Helianthus bolanderi John C. Roos 1948-9-1 3981 Siskiyou Fort Jones 853 Comment
  RSA17979  Helianthus bolanderi C. B. Wolf 1927-8-26 999 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  UC195378  Helianthus bolanderi A. A. Heller 1916-9-1 12640 Siskiyou treeless plains near Yreka Comment
  HSC33987  Hemizonella minima J. P. Smith 1974-5-25 7489 Siskiyou Along Rd. 8, 4.7 mi. W of its junction with Hwy. 3 1159 Comment
  CAS-BOT-BC310072  Hemizonella minima Wm. Bridge Cooke 1940-6-4 15006 Siskiyou Mount Shasta. In the old Bolam road Comment
  RSA11163  Hemizonia fitchii C. B. Wolf 1927-8-26 1003 Siskiyou Klamath River, 5 miles below Hornbrook. Comment
  JEPS107319  Hesperochiron californicus Lowell Ahart, John Dittes 2005-6-10 12105 Siskiyou 30 yards E of Shasta River, near the south fence, 100 yards S of the pump house along the Shasta River, about 1.9 air mi S of Hwy 99/97 Cutoff, about 6 air mi E-SE of Grenada 776 Comment
  JEPS1684  Hesperochiron californicus J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  JEPS101011  Hesperolinon micranthum Dean W. Taylor 1987-6-24 9051 Siskiyou Tom Young Flat 1280 Comment
  JEPS93876  Hesperolinon micranthum Vernon H. Oswald and Lowell Ahart 1998-7-21 9315 Siskiyou 2.2 mi ne of Lake Shastina-Big Springs Road ne of Weed (Shasta National Forest plantation on the w side of Highway 97); Shasta National Forest, Highway 97 975 Comment
  JEPS84335  Heuchera merriamii L. R. Heckard with S. D'Alcamo, J. Hickman, S. Winchester 1986-7-16 6408 Siskiyou 5 mi n Seiad Valley (head of Hell's Canyon); Hell's Canyon 1750 Comment
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  RSA0063199  Heuchera micrantha var. micrantha Frederick W. Oettinger 1969-9-4 1664 Siskiyou S side of Tobacco Lake Basin. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtns Wilderness Area. 1829 Comment
  HSC20189  Heuchera rubescens W. Roderick, Dorothy Parker 1966-7-26 Siskiyou Edge of Kangaroo Lake, N side of Scott Mtns. 1845 Comment
  HSC58951  Heuchera rubescens Gilbert Muth 1975-7-31 4649 Siskiyou Near Kangaroo Mtn., close to the town of Seiad Valley 1756 Comment
  JEPS49752  Heuchera rubescens Geo. D. Butler 1908-7-4 216 Siskiyou Shasta River near Reeders; Shasta River Comment
  UCD19520  Heuchera rubescens Charlotte K. Glenn 1967-1 137 Siskiyou Castle Lake 1584 Comment
  CAS-BOT-BC424370  Heuchera rubescens C. S. Robinson 1927-7-28 107 Siskiyou Sequoia Forest. Grantie Gulch Long Meadow. 2987 Comment
  CAS-BOT-BC319679  Hieracium albiflorum A. A. Heller 1915-7-18 12122 Siskiyou Metcalf's Ranch northeast base of Mt. Eddy 1188 Comment
  CAS-BOT-BC319701  Hieracium albiflorum John Thomas Howell 1937-7-22 13308 Siskiyou South Fork of Salmon River near Big Flat 1524 Comment
  HSC22177  Hieracium albiflorum J. O. Sawyer 1969-6-12 911 Siskiyou Along C.C.C. road just S of Sugar Creek 1463 Comment
  RSA237531  Hieracium gracile Frederick W. Oettinger, R. F. Thorne 1969-8-4 1163 Siskiyou Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1829 Comment
  UC455917  Hieracium greenei I. J. Condit 1911-7-22 Siskiyou Trail to Horse Camp; Mt. Shasta 1524 Comment
  CAS-BOT-BC318539  Hieracium greenei Wm. Bridge Cooke 1939-8-25 13919 Siskiyou Above MacBride Springs 1676 Comment
  UC130565  Hieracium nudicaule H. M. Hall 8677 Siskiyou Salmon River Salmon Mountains, Salmon river 1584 Comment
  HSC36470  Hieracium scouleri J. O. Sawyer 1969-8-18 1986 Siskiyou Along S Sugar Creek 1921 Comment
  UCD133129  Hieracium triste J. M. Tucker; Louis K. Mann 1963-8-19 3783 Siskiyou Canyon Creek, Marble Mountain Wilderness Area. 1920 Comment
  HSC45194  Holodiscus discolor J. O. Sawyer, E. Cope 1977-6-21 2989 Siskiyou Along Kelsey Trail W of Bear Lakes 1677 Comment
  JEPS46111  Holodiscus discolor Duncan Dunning 1923-6-16 Siskiyou Happy Camp; northwestern Siskiyou County Comment
  CAS-BOT-BC152366  Holodiscus discolor var. discolor L. R. Short 1933-6-16 39 Siskiyou Klamath River 609 Comment
  JEPS117844  Holodiscus discolor var. glabrescens J. Greenhouse with Eric White, John Game 2010-8-16 5132 Siskiyou Shastina, ridge approached from S side of Diller Canyon Shasta National Forest 2813 Comment
  CAS-BOT-BC150137  Holodiscus microphyllus var. glabrescens 1902-9-7 s.n. Siskiyou Mt. Shasta - Horse Camp Comment
  CAS-BOT-BC150141  Holodiscus microphyllus var. glabrescens Wm. Bridge Cooke 1938-9-17 11702 Siskiyou Ridge below Horse Camp Comment
  CDA3419  Holosteum umbellatum J. T. Howell 1964-5-11 40699 Siskiyou Grenada. Comment
  CHSC71295  Holosteum umbellatum subsp. umbellatum Vernon H. Oswald; Lowell Ahart 1998-6-11 9201 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. Meadow. 1402 Comment
  UCD98179  Holosteum umbellatum subsp. umbellatum John Thomas Howell 1964-5-11 40699 Siskiyou Grenada. 822 Comment
  UCD85471  Hordeum brachyantherum R. Tofsrud 1948-8-1 s.n. Siskiyou Poker Flat, north of Happy Camp. Comment
  CAS-BOT-BC289279  Hordeum brachyantherum subsp. brachyantherum Elmer I. Applegate 1923-8-17 3834 Siskiyou Medicine Lake Comment
  SACT001296  Hordeum nodosum Geo Butler 1910-6-5 Siskiyou Comment
  HSC10229  Hordeum vulgare R. C. Wunner 1965-8-14 423 Siskiyou Lava Beds N. M. Hovey Point. Comment
  SEINET8129204 Image available Horkelia brownii H. E. Brown 1897-1 530 Siskiyou S side of Mt. Shasta Comment
  CAS-BOT-BC143949  Horkelia daucifolia L. E. Smith 1914-5-14 700 Siskiyou Yreka Comment
  CHSC89329  Horkelia daucifolia G. F. Hrusa 1998-5-25 14471 Siskiyou Klamath Ranges. At +- Pioneer (1-2 mi N on Frontage Rd. of I-5), +- 10 mi S of Weed, near Mt. Shasta City. Comment
  UC136484  Horkelia fusca subsp. parviflora A. A. Heller 1905-6-17 8055 Siskiyou Sisson Comment
  UCR52573  Horkelia tridentata 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
  UC545659  Horkelia tridentata subsp. tridentata Alice Eastwood and John Thomas Howell 1934-4-20 Siskiyou Weed Comment
  CAS-BOT-BC539435  Horkelia tridentata var. tridentata Louis C. Wheeler 1934-6-29 2821 Siskiyou Beaver Creek, Siskiyou Mountains, Mt. Diablo Mer. 1341 Comment
  CAS-BOT-BC201121  Hosackia crassifolia Wm. Bridge Cooke 1940-7-26 15360 Siskiyou Around the Black Butte Spring Comment
  HSC22220  Hosackia oblongifolia var. oblongifolia J. O. Sawyer 1969-7-26 1575 Siskiyou SE facing slope near S Sugar Creek 1700 Comment
  HSC82352  Hosackia oblongifolia var. oblongifolia Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-24 4525 Siskiyou Siskiyou-Trinity County line, head of Scott Mtn. Creek, S of Forest Service campground 1646 Comment
  UC1949031  Hosackia pinnata Barbara Ertter with Julie Kierstead and Jim Nelson 1990-4-15 9355 Siskiyou MOrgon Meadows on E side of Mt Eddy ca 5 airmiles due W of Mt Shasta City Comment
  CAS-BOT-BC142665  Howellanthus dalesianus Dorothy Parker; Wayne Roderick 1967-7-25 s.n. Siskiyou Kangaroo Lake, Scott Mts 1981 Comment
  HSC72351  Hulsea nana J. P. Smith, Linda M. Barker, J. Cole, Jennifer Whipple 1976-7-28 8959 Siskiyou Sikiyou-Trinity county line, summit of Mt. Eddy 2752 Comment
  UC90395  Hulsea nana Miss Eastwood 1893-7-1 Siskiyou Mt. Shasta Comment
  HSC22099  Hydrophyllum fendleri var. albifrons J. O. Sawyer 1969-7-16 1151 Siskiyou W of Waterdog Lake 2073 Comment
  UC922469  Hydrophyllum occidentale Annie M. Alexander and Louise Kellogg 1949-7-24 5864 Siskiyou trail to Bear Lake; Marble Mountains, Paradise Lake 1920 Comment
  UC61687  Hypericum anagalloides Geo. B. Grant Sept., 1902 5247 Siskiyou Shasta Springs, Mt. Shasta Mt. Shasta 609 Comment
  JEPS66830  Hypericum formosum var. scouleri Geo. D. Butler 1908-7-21 5 Siskiyou Oro Fino 762 Comment
  UC61161  Hypericum formosum var. scouleri W. A. Setchell, C. C. Dobie 1902-7-13 Siskiyou Sisson Mt.Shasta, Sisson Comment
  UC19050  Hypericum formosum var. scouleri Milo S. Baker 1893-8-4 Siskiyou McCloud R. s. of Mt. Shasta; McCloud R. Comment
  UC648263  Ipomopsis aggregata John Thomas Howell 1939-8-2 14898 Siskiyou Spirit Lake Marble Mtns Comment
  UCD118368  Ipomopsis congesta A. H. Murphy 1958-8-6 58 J Siskiyou Klamath National Forest, Red Mountain (Boulder Peak), Marble Mountains. 2346 Comment
  RSA366780  Iris Anstruther Davidson 1930-1-20 s.n Siskiyou Siskiyou County Kessler [? Illeg] Comment
  CDA33251  Iris chrysophylla T. C. Fuller 1958-6-18 1817 Siskiyou Summit of Siskiyou Mountains along road between Cave Junction & Happy Camp. 0 Comment
  SEINET12049833  Iris chrysophylla F. H. Utech 1986-1 86 -476 Siskiyou Klamath National Forest, West Branch Recreation Area, ca 12 mi NE of Happy Camp 1000 Comment
  SEINET3875271  Iris douglasiana D. E. Bright 1961-6-15 192 Siskiyou 5 miles west of Bray, California in dry stream-bed.; 0 Comment
  RSA135892  Iris missouriensis Lee W. Lenz 1953-5-15 18306 Siskiyou 1 mile from Fort Jones, road to Etna 838 Comment
  CAS-BOT-BC133695  Iris tenax Gail Newton 1980-6-20 438 Siskiyou Near Bald Mountain 1096 Comment
  CAS-BOT-BC88665  Isatis tinctoria George Dexter Butler 1909-6-13 804 Siskiyou Scott River near Fort Jones. Comment
  HSC36871  Isatis tinctoria J. P. Smith 1974-5-26 7528 Siskiyou On Hwy. 3, 0.5 mi. NE of Fort Jones 854 Comment
  POM95097  Isatis tinctoria Geo. D. Butler 1910-6-7 1534 Siskiyou Scott River. Comment
  SEINET10481750  Isatis tinctoria Katherine L. Morris, David B. Dunn; Patricia L. Kenney 1973-6-3 Morris 367 Siskiyou Found in an open meadow associated with yellow pine on the s. Side of hwy 3, 22 mi. E. Of fort jones. Comment
  HSC28734  Isoetes bolanderi Frederick W. Oettinger 1968-8-1 345 Siskiyou Marble Mtn. Wilderness Area, inlet area of Hancock Lake 1936 Comment
  UC1408840  Isoetes occidentalis Frederick W. Oettinger and R. F. Thorne 1969-8-7 1268 Siskiyou w end English Lake; Salmon Mts, High Lake Basins, English Peak vicinity, Marble 1752 Comment
  POM211513  Isopyrum stipitatum Louis C. Wheeler 1935-3-10 3371 Siskiyou Siskiyou Mountains: Miller Gulch off Klamath River. 671 Comment
  HSC85693  Ivesia pickeringii J. P. Smith 1980-8-24 10345 Siskiyou Klamath National Forest. SR 3, 2.7 miles from Scott Mtn. summit, at road to Carmen Lake 1341 Comment
  CAS-BOT-BC110025  Juncus Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mount Eddy. 1706 Comment
  JEPS117567  Juncus articulatus Lowell Ahart, John Dittes 2010-7-30 16962 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
  CHSC78934  Juncus balticus Rhonda Posey 2000-8-17 Siskiyou Mud Creek Meadows; along Road 42N13 (Pilgrim Creek Road) about 3.5 mi northeast of the McCloud Ranger District office in McCloud. 1097 Comment
  JEPS63826  Juncus balticus B. C. Goldsmith 1916-8-21 16 Siskiyou Gazelle Shasta Valley Comment
  HSC30719  Juncus confusus Frederick W. Oettinger 1968-9-10 812 Siskiyou Vicinity of English peak Marble Mtns., just SW above Horse Range Lake 1845 Comment
  UC1265336  Juncus covillei Frederick W. Oettinger 1969-8-18 1419 Siskiyou nw side Horse Range Lake (vicinity of English Peak, w Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area, English P 1821 Comment
  UCD77267  Juncus drummondii Robert E. Preston 2001-6-23 1555 Siskiyou Klamath National Forest, n slope of Rainbow Mtn. 1767 Comment
  UC2525  Juncus effusus subsp. pacificus W. L. Jepson 1894-1 Siskiyou Mt. Shasta Comment
  CHSC71609  Juncus ensifolius Vernon H. Oswald; Lowell Ahart 1998-8-3 9421 Siskiyou Kangaroo Lake Rd. (USFS 41N08) 3.9 mi southeast of Gazelle-Callahan Rd. at its intersection with USFS 41N10. Along a roadside drainage. 1554 Comment
  JEPS66991  Juncus ensifolius Geo. D. Butler 1910-6-21 1596 Siskiyou Yreka Creek Comment
  JEPS25661  Juncus ensifolius Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-10 7304 Siskiyou 4 air mi nne Preston Peak (at Twin Valley, just e of Del Norte County line, watershed of Indian Creek); Siskiyou Mts., Twin Valley, Indian Creek 1219 Comment
  UC1538957  Juncus howellii W. J. Ferlatte 1987-7-7 2109 Siskiyou ca 1.6 mi e McCloud River R.R. (U.S.F.S. Rd 31); Bear Springs Area, Shasta Quad. 1508 Comment
  UCD141559  Juncus howellii J. M. Tucker 1950-7-24 1952 Siskiyou Beside Cold Creek at the Military Road crossing, about 6 miles northwest of Pilgrim Creek Experience Station, east side of Mt. Shasta. Comment
  HSC101887  Juncus mertensianus Dana York 2012-7-21 3141 Siskiyou Rogue River-Siskiyou National Forest, Siskiyou Mountains, Red Butte Wilderness, NE slope of Red Butte 1924 Comment
  RSA597972  Juncus mertensianus L. C. Wheeler 1963-8-31 8317 Siskiyou Siskiyou Mountains. Devil's Punch Bowl off Clear Creek. 1432 Comment
  HSC22107  Juncus nevadensis J. O. Sawyer 1969-8-5 1760 Siskiyou W of Little Duck Lake 2073 Comment
  JEPS121619  Juncus nevadensis var. nevadensis Jennifer Buck, Deborah Stout 2011-8-24 Siskiyou Middle Fork Sacramento River headwaters, east slope of the Eddys, near Toad Lake. Sloping wet meadow in lodgepole pine forest on ultramafic soil. E aspect. Mount Eddy quadrangle. TL05A Comment
  CHSC105449  Juncus occidentalis Peter F. Zika 2008-7-21 23927 Siskiyou Klamath Range. E side of I-5, near Exit 732, Dunsmuir. 770 Comment
  HSC100785  Juncus parryi L. P. Janeway, B. Castro 2007-7-29 9144 Siskiyou Medicine Lake Highlands; Pumice Stone Mountain, near top of NW shoulder. 626 Comment
  CHSC88381  Juncus trilocularis Jenny Marr 1993-7-1 186 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  CAS-BOT-BC81133  Juniperus communis Louis C. Wheeler 1934-8-14 3123 Siskiyou south slope 1/2 mile west White Mt., Siskiyou Mts. 1920 Comment
  JEPS74637  Juniperus communis Richard McP. Brown 1974-7-27 Siskiyou near shore at southeastern corner Caribou Lake (Trinity Alps, Klamath National Forest); Klamath National Forest, Trinity Alps, Caribou Lake 2087 Comment
  POM210930  Juniperus communis var. montana L. C. Wheeler 1934-8-14 3123 Siskiyou 0.5 mile west White Mountain, Siskiyou Mountains 1921 Comment
  CHSC109717  Juniperus occidentalis A. A. Heller 1938-7-12 15262 Siskiyou About 2 miles north of Bray. Comment
  UC1045241  Juniperus occidentalis unknown 1940-6-4 15007 Siskiyou near Bolam Road; Mount Shasta 1219 Comment
  CAS-BOT-BC81243  Juniperus occidentalis W. R. Dudley 1899-8-21 s.n. Siskiyou Along the stage road to Callahan's (Willow Creek) Comment
  NY19866  Juniperus occidentalis E. B. Copeland 1903-7-4 3545 Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  NY20197  Juniperus occidentalis M. P. Anderson 1902-3-4 s.n. Siskiyou This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC56359  Kalmia microphylla subsp. microphylla W. B. C. 1938-7-21 11296 Siskiyou Panther Creek Heather Meadow. Hudsonian. 2286 Comment
  CHSC30111  Kalmia polifolia subsp. microphylla M. S. Taylor 1980-6-4 2789 Siskiyou Cedar Lake, ca. 11 mi sw of Mt. Shasta City. 1737 Comment
  HSC67775  Kelloggia galioides J. O. Sawyer, J. Cole 1980-7-21 3887 Siskiyou Near Haight Mtn. along USFS Rd. running S-SW 1939 Comment
  JEPS12477  Kelloggia galioides W. L. Jepson 1907-7-10 2875 Siskiyou near Putnam Peak (w Siskiyou County); Klamath Range Comment
  JEPS95018  Kelloggia galioides Vernon Oswald and Lowell Ahart 1997-7-28 8795 Siskiyou se of Medicine Lake (at Paynes Springs, on floor of Paynes Creek Canyon n of the campground); Paynes Springs, Paynes Creek Canyon 1981 Comment
  UCR37844  Kelloggia galioides K. T. Stillman 1976-8-7 363 Siskiyou Marble Mountain Wilderness Area. Trail to Marble Valley Guard Station Comment
  UCD123810  Kopsiopsis strobilacea J. M. Tucker; D. V. Hemphill 1974-7-27 4302 Siskiyou beside trail from Haypress Meadows to Monument Lake, on Sandy Ridge ca. 4 miles from Haypress Meadows; Marble Mountain Wilderness Area. 1859 Comment
  UC166154  Lactuca serriola Geo. D. Butler 1908-7-28 981 Siskiyou near Yreka (Garden) Comment
  CAS-BOT-BC341694  Lagophylla ramosissima Doris K. Kildale 1928-7-25 5866 Siskiyou Klamath River between Gottville & Brown's Resort Comment
  UC163717  Lathyrus brownii Geo. D. Butler 1910-4-21 1212 Siskiyou Oro Fino Comment
  RSA48211  Lathyrus lanszwertii var. brownii Roxana S. Ferris, Laura Lorraine 1948-6-12 11828 Siskiyou One mile below summit of Gazelle Mountain, Gazelle-Callahan grade, west side. 1220 Comment
  JEPS75661  Lathyrus nevadensis var. nevadensis Geo. D. Butler 1909-6-22 916 Siskiyou Goosenest Mountain Comment
  UC53792  Layia glandulosa H. M. Hall and E. B. Babcock 1903-6-1 4089 Siskiyou Shasta Valley Sierra Nevada Mountains, Mount Shasta, Shasta Valley Comment
  SEINET10449271  Ledum glandulosum var. californicum Mary Susan Taylor 1980-7-8 Taylor 3101 Siskiyou T39N R5W ne sec 24, Dunsmuir quad; Shasta-Trinity Natl Forest; on NW side of Castle Lake, along edge of lake. 1615 Comment
  SD53406  Leersia oryzoides D. F. Howe 1962-8-5 3397 Siskiyou 56.8 miles east of Happy Camp on #96; bank of Klamouth River 609 Comment
  CAS-BOT-BC60144  Lepidium virginicum var. menziesii R. E. Frenkel 1964-10-2 877 Siskiyou On Everitt Memorial Highway near McBride Springs, near Mount Shasta. 1493 Comment
  POM364701  Leptosiphon bolanderi Christopher Davidson 1975-6-5 2661 Siskiyou just above gate on special service rd branching SE off rd from Gazelle to Callahan 9.3 mi. W of Gazelle. 1471 Comment
  RSA0089588  Leptosiphon harknessii Dean Wm. Taylor 1987-6-23 9050 Siskiyou Vicinity of Mud Well, McCloud River headwaters. 1402 Comment
  POM75652  Leptosiphon harknessii Geo D. Butler 1910-7-7 1657 Siskiyou Shackleford Creek 1220 Comment
  JEPS96946  Lesquerella occidentalis subsp. occidentalis Dean W. Taylor 1997-6-11 16047 Siskiyou Duzel Rock, headwaters Moffett Creek, Scott River drainage 2072 Comment
  OBI53787  Lessingia nemaclada David J. Keil 1992-7-20 23471 Siskiyou W side of Scott Valley, 4.9 mi N of Etna alog CA Rte 3 875 Comment
  SEINET3887016 Image available Leucocrinum montanum D. E. Bright 1961-6-15 194 Siskiyou 5 miles west of Bray, California.; 0 Comment
  POM255861  Lewisia cotyledon Marion Ownbey, Ruth Ownbey 1938-7-19 1751 Siskiyou Summit of the Siskiyou Mountains, 2.5 miles northwest of Dry Lake Lookout Comment
  CAS-BOT-BC444044  Lewisia cotyledon var. cotyledon Edna Kelsey 1961-8-1 s.n. Siskiyou Marble Mts., Cuddyhi Lake [Cuddihy Lakes] Comment
  CAS-BOT-BC444052  Lewisia cotyledon var. cotyledon Geo. D. Butler 1990-7-20 960 Siskiyou Highland Mine 1828 Comment
  HSC59095  Lewisia cotyledon var. howellii Clark L. Miller 1979-4-28 2109 Siskiyou 12 mi. E of Hwy. 96 along road to Forks of Salmon Comment
  RSA184767  Lewisia leeana Gilbert Muth 1966-7-14 382 Siskiyou Flat above Marble Valley, Marble Gap Trail, Marble Mountains. 1829 Comment
  SEINET10572649  Lewisia leeana Mary Susan Taylor 1980-7-8 Taylor 3093 Siskiyou T39N R5W south center sec 19, Dunsmuir quad; Shasta-Trinity Natl Forest; S end of Little Castle Lake, in steep granitic cliffs. 1768 Comment
  SEINET11935788  Lewisia leeana Unknown 1986-1 60357 Siskiyou SW of Cook & Green Pass, Kangaroo Mt 1859 Comment
  POM112699  Leymus cinereus Geo D. Butler 1910-6-13 1561 Siskiyou Fence runs near Yreka Comment
  CAS-BOT-BC283816  Leymus cinereus A. A. Heller 1905-6-19 s.n. Siskiyou Grenada Station Comment
  HSC410  Ligusticum californicum William J. Ferlatte 1967-8-23 1098 Siskiyou Head of Kidd Creek 2256 Comment
  HSC67705  Ligusticum californicum John S. Palmer 1980-7-24 605 Siskiyou Elk Hole 1503 Comment
  RSA261387  Ligusticum californicum J. M. Tucker 1974-7-28 4313 Siskiyou Adjacent to camp at Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  UC572969  Lilaeopsis occidentalis Louis C. Wheeler 1935-7-3 3645 Siskiyou 2 mi. n.w. Montague; Shasta R. 762 Comment
  UC454439  Lilium I. J. Condit 1909-8-23 Siskiyou near Sisson; Castle Lake Comment
  RSA377128  Lilium M. B. Dunkle 1944-7-12 9085 Siskiyou Siskiyou National Forest 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
  UC618679  Lilium pardalinum unknown 1938-7-15 11197 Siskiyou Bear Springs Mount Shasta (meadow between two springs resulting in Bear Springs) Comment
  RSA78677  Lilium pardalinum Philip A. Munz 1952-7-2 17870 Siskiyou Road to Baldy Mountain, northwest of Happy Camp, Siskiyou Mountains 1220 Comment
  HSC101482  Lilium pardalinum subsp. wigginsii J. P. Smith, J. O. Sawyer 2011-7-21 13034 Siskiyou Near Dillon Camp 1358 Comment
  POM170288  Lilium pardalinum subsp. wigginsii Geo D. Butler 1910-6-6 1454 Siskiyou Quartz Valley Comment
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Nov 25 2011
  UC971913  Lilium washingtonianum subsp. purpurascens Herbert L. Mason 1950-7-16 14063 Siskiyou road from Happy Camp, Calif. to Waldo, Oregon Comment
  CAS-BOT-BC133089  Lilium washingtonianum subsp. washingtonianum Albert M. Vollmer; Ira L. Wiggins 1940-7-5 9 Siskiyou 3.5 miles northeast of the town of Mount Shasta 1402 Comment
  UCD168842  Limnanthes alba Peter. F. Zika 2012-5-14 25854 Siskiyou Klamath Range (KR). I-5 southbound, near exit 730 for central Dunsmuir. 750 Comment
  UC23467  Linanthus ciliatus Harley P. Chandler Jun 1901 1643 Siskiyou Marble Mountain North Coast Ranges 2438 Comment
  UC643290  Linanthus ciliatus unknown 1940-6-7 15112 Siskiyou between Mount Shasta City and Black Butte (along the Pacific Highway, U.S. 99) Comment
  UC880334  Linanthus ciliatus A. A. Heller 1916-6-23 12428 Siskiyou near Black Butte (n of Sisson) 1127 Comment
  UCSB29033  Linanthus ciliatus var. ciliatus C. Hardham 1961-6-30 8013 Siskiyou NEAR WHITE MOUNTAIN 1828 Comment
  UC537991  Linanthus harknessii Louis C. Wheeler 1934-7-3 2868 Siskiyou Soda Creek Siskiyou Mts., Sterling Mt. 1676 Comment
  CAS-BOT-BC240388  Linnaea borealis subsp. longiflora Doris K. Kildale 1929-7-20 8538 Siskiyou Trail to Preston Peak along South Fork of Indian Creek 1219 Comment
  CAS-BOT-BC416404  Linnaea borealis subsp. longiflora A. A. Heller 1919-6-20 13259 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1158 Comment
  RSA0087561  Linnaea borealis subsp. longiflora E. B. Copeland 1903-8-13 s.n. Siskiyou Sisson. In several localities near Sisson, and below 5000 feet on Mt. Eddy. Comment
  SEINET4039768  Linnaea borealis var. longiflora O. M. Clark 1947-1 14400 Siskiyou Myrtle Creek, Siskiyou Mountains. Comment
  HSC62309  Listera convallarioides Ruby Van Deventer Aug 1957 Siskiyou Youngs Valley. Comment
  JEPS46620  Lithocarpus densiflorus Rick Hermann Sep 1900 Siskiyou Slate Creek; Upper Sacramento River Comment
  CAS-BOT-BC36010  Lithocarpus densiflorus var. densiflorus Marion Ownbey; Fred G. Meyer 1940-7-8 2231 Siskiyou Siskiyou Mountains, 17 miles north of Happy Camp. Comment
  POM267232  Lithocarpus densiflorus var. echinoides Marion Ownbey, Fred G. Meyer 1940-7-3 2163 Siskiyou 7 mi. northwest of McCloud. Comment
  HSC45038  Lithophragma campanulatum J. O. Sawyer 1978-6-19 3258 Siskiyou Marble Mountain Wilderness Area; along trail in Bug Gulch 1524 Comment
  UC1167563  Lithophragma glabrum Gene B. Newcomb and H. G. Baker Mar 28 1959-Mar 29 1959 244 Siskiyou on US Highway 99, 4.5 mi n Yreka City limits 914 Comment
  CAS-BOT-BC317334  Lithospermum californicum L. E. Smith 1913-6-12 362 Siskiyou Sissons Comment
  HSC43055  Lithospermum californicum Ken Stillman 1976-8-24 446 Siskiyou E and N slopes of Williams Point 366 Comment
  RSA30609  Lithospermum californicum Lincoln Constance, R. Rollins 1942-5-12 2899 Siskiyou Klamath River 12 miles S of Happy Camp. 305 Comment
  CDA40609  Lithospermum ruderale D. Janssen & F. D. Horn 1978-5-15 s.n. Siskiyou West of Hotlum Road, northeast of Weed. 0 Comment
  RSA715955  Lolium perenne L. Ahart 2005-6-10 12064 Siskiyou South edge of irrigation pasture, east of a poor dirt road, about 80 yards northeast of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 777 Comment
  POM133077  Lomatium dissectum var. dissectum Geo. D. Butler 1909-5-8 746 Siskiyou Yreka Hills. Comment
  POM78347  Lomatium dissectum var. multifidum Geo. D. Butler 1910-5-7 1303 Siskiyou In thickets, dry hills near Yreka. Comment
  UC640624  Lomatium engelmannii John Thomas Howell 1937-7-29 13656 Siskiyou between Trinity & Siskiyou co.'s Scott Mt. Comment
  JEPS17111  Lomatium macrocarpum W. L. Jepson Jul 17 1902-Jul 22 1902 2103 Siskiyou The Devil's Backbone w. Siskiyou Co., The Devil's Backbone 1828 Comment
  UC726881  Lomatium macrocarpum A. A. Heller 1925-6-25 13894 Siskiyou State Hwy. 3 mi. n. Mt. Shasta Comment
  POM211470  Lomatium macrocarpum L. C. Wheeler 1934-6-18 2729 Siskiyou West Fork Cottonwood Creek. 1509 Comment
  SD88481  Lomatium macrocarpum Darley F. Howe 1972-7-4 4867 Siskiyou Stoney hilltop south of Del Norte, Marker on road to Youngs valley, Sanger Pass Road 1735 Comment
  CAS-BOT-BC217790  Lomatium peckianum Lewis S. Rose 1934-4-20 34234 Siskiyou 4 mi. N. of Weed 1066 Comment
  CDA38460  Lomatium triternatum var. macrocarpum T. C. Fuller 1958-6-19 1889 Siskiyou Tom Williams property, 4 miles northeast of Montague. 0 Comment
  JEPS17562  Lomatium utriculatum M. K. Curran July, 1887 Siskiyou Edgewood Comment
  SEINET13761959  Lomatium utriculatum R. R. Halse 2016-5-29 9724 Siskiyou Along Hilt Road, E of Hilt. 902 Comment
  UC165428  Lomatium vaginatum Geo. D. Butler Apr 18 1909-Apr 30 1909 624 Siskiyou near Yreka Comment
  UC698032  Lomatium vaginatum J. F. Gates Clarke 1944-4-7 Siskiyou near Hornbrook (E side of Hwy 99, one mi S of California - Oregon border) Comment
  POM67575  Lonicera ciliosa Geo. D. Butler 1910-8-1 1808 Siskiyou Yreka Creek. Comment
  HSC61907  Lonicera conjugialis Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  HSC69201  Lonicera conjugialis Maralyn A. Renner 1980-7-24 2080 Siskiyou Lily Pad Lake 1768 Comment
  UC195242  Lonicera conjugialis Annie M. Alexander and L. Kellogg 1911-6-26 127 Siskiyou Jackson Lake 1798 Comment
  HSC42915  Lonicera hispidula var. vacillans J. O. Sawyer, Ken Stillman 1976-7-2 2824 Siskiyou Slopes and ridges E of Little N Fork Trail. 732 Comment
  HSC27682  Lonicera hispidula var. vacillans Carl W. Mize 1972-6-10 45 Siskiyou N Slope. 762 Comment
  CAS-BOT-BC240844  Lonicera interrupta Wm. Bridge Cooke 1940-6-20 15161 Siskiyou Along the Pacific Highway in the Klamath River gorge Comment
  CAS-BOT-BC240852  Lonicera interrupta Ellsworth Bethel 1923-6-12 s.n. Siskiyou Mc Cloud [McCloud] Comment
  UC28530  Lonicera interrupta Miss Edmonds July 1890 Siskiyou Comment
  UC54575  Lonicera involucrata var. involucrata H. M. Hall and E. B. Babcock June, 1903 4137 Siskiyou Pole Canyon Sierra Nevada Mountains 1463 Comment
  POM27601  Lotus humistratus Geo. D. Butler 1909-6-23 911 Siskiyou Goosenest Foothills. Comment
  JEPS55532  Lotus nevadensis var. nevadensis W. L. Jepson Jul 1894 13797 Siskiyou w of Mt. Shasta; Upton Comment
  JEPS91408  Lotus oblongifolius var. oblongifolius Dean W. Taylor 1972-7-3 1582 Siskiyou Cook and Green Pass 1371 Comment
  UC618759  Lotus purshianus var. purshianus unknown 1938-7-1 11131 Siskiyou above Bear Spring; Mount Shasta 1676 Comment
  CHSC99999  Luetkea pectinata L. P. Janeway 2008-7-25 9497 Siskiyou Klamath Ranges. Siskiyou Mountains; rock wall at head of Hello Canyon, 0.6 air km east of Kangaroo Mountain. Steep north-northeast sloping bowl of rocky soil and small outcrops; mostly open in somewhat stabilized area with partial shade. 1834 Comment
  HSC26912  Luetkea pectinata J. P. Smith 1971-9-16 4764 Siskiyou Ridge S of Bingham Lake. 2134 Comment
  RSA211466  Luetkea pectinata William J. Ferlatte 1966-8-5 343 Siskiyou Caribou Mtn., Open granite slopes and ridges. Near summit. 2470 Comment
  CAS-BOT-BC342563  Luina hypoleuca John Thomas Howell 1939-8-6 15104 Siskiyou Elk Mt., Marble Mts. Comment
  RSA34240  Luina hypoleuca C. B. Wolf 1927-8-27 1138 Siskiyou Mouth of Crawford Creek, Klamath River. Comment
  JEPS25638  Lupinus albicaulis var. shastensis Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7277 Siskiyou Poker Flat 1536 Comment
  UC1096807  Lupinus albicaulis var. shastensis Douglas Barbe 1955-7-5 110 Siskiyou four and .7 mi w Greenview in Quartz Valley; Klamath Mountains, Quartz Valley 914 Comment
  UC157018  Lupinus albicaulis var. shastensis Geo. D. Butler 1908-6-28 369 Siskiyou Upper end Quartz Valley; Upper end of Quartz Valley Comment
  POM11364  Lupinus albicaulis var. shastensis C. P. Smith 1922-8-9 3728 Siskiyou Sisson, Mt. Shasta. 2287 Comment
  SEINET10936717  Lupinus albifrons Charles Piper Smith 1947-5-13 Smith 47271 Siskiyou 9.2 miles e of weed. Hwy 97 Comment
  HSC27633  Lupinus andersonii Carl W. Mize 1972-6-23 96 Siskiyou Along trail from Camp Three 610 Comment
  UC725887  Lupinus argenteus A. A. Heller 1940-7-23 15759 Siskiyou on U.S. Highway #97, 2 mi s Grass Lake; s of Grass Lake Comment
  CAS-BOT-BC196354  Lupinus argenteus var. argenteus Alice Eastwood; John Thomas Howell 1934-4-20 1757 Siskiyou Near Yreka, along Shasta River Comment
  JEPS65034  Lupinus breweri W. L. Jepson 1907-7-6 2856 Siskiyou ridge above Cuddihy Valley Marble Mt. region Comment
  CAS-BOT-BC215171  Lupinus croceus Roxana S. Ferris; Laura Lorraine 1948-6-12 11810 Siskiyou At Mule Creek crossing of Scott Mountain Road 1524 Comment
  UC1481286  Lupinus croceus M. L. Conrad, LeDoux, and Kenney 1973-6-2 6981 Siskiyou 6 mi sw Callahan; sw of Callahan 1524 Comment
  UC1607590  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
  CAS-BOT-BC8339  Lupinus lelandsmithii L. E. Smith 1913-5-4 253 Siskiyou Hornbrook Comment
  SBBG10899  Lupinus lepidus var. sellulus H. and M. Dearing 1938-6-28 2180 Siskiyou McCloud Comment
  UC1928018  Lupinus leucophyllus Rhonda Riggins 1993-6-17 1687 Siskiyou along CA 263, ca. 1 mi N of junction with CA 96, 0.5 mi S of jct. I5 Comment
  SEINET10488765  Lupinus luteolus Katherine L. Morris 1973-6-2 Morris 337 Siskiyou Decomposed volcanic soil on hornbrook to montague rd, about 1 mi se of Hornbrook. Comment
  SFV5245  Lupinus luteolus B. C. Templeton 1957-6-22 s. n. Siskiyou North of Yreka. Comment
  UC1303175  Lupinus onustus A. A. Heller 1927-5-14 14371 Siskiyou near the town of Mt. Shasta Spring Hill Comment
  JEPS80558  Lupinus polyphyllus var. burkei Gilbert Muth 1965-8-6 188 Siskiyou backside of Black Mountain; Marble Mt. Wilderness Area 1981 Comment
  SEINET10490188  Lupinus polyphyllus var. grandifolius Katherine L. Morris 1973-6-2 Morris 371 Siskiyou Found in the ditch along roadside of hwy. 3 In scot river valley. Comment
  UC157013  Lupinus polyphyllus var. polyphyllus Geo. D. Butler 1908-6-28 376 Siskiyou Oro Fino, L. Eastlick's Meadow Oro Fino Comment
  POM25903  Lupinus sellulus subsp. sellulus Geo. D. Butler 1908-6-28 367 Siskiyou Quartz Valley Comment
  RSA119373  Lupinus sellulus subsp. sellulus S. S. Tillett 1956-7-9 669 Siskiyou Along ridge running n. from nw. side of Scott Mtn., between Big Carmen Creek and Mule Creek. 1951 Comment
  HSC77076  Lupinus sellulus subsp. ursinus K. T. Stillman 1976-6-26 104 Siskiyou Marble Mtn. Wilderness Area 2073 Comment
  UC1223256  Lupinus tracyi Joseph P. Tracy 1950-7-20 19208 Siskiyou about 4 mi se of Elk Valley (Del Norte County) in Flint Valley 1432 Comment
  CAS-BOT-BC436603  Luzula cascadensis Ira L. Wiggins 1950-5-28 12362 Siskiyou Margins of Carmen Lake, about 1.5 miles E of Scott Mountain Road 1737 Comment
  HSC670  Luzula parviflora William J. Ferlatte 1967-7-9 687 Siskiyou Kidd Creek Trail 1890 Comment
  HSC68526  Luzula parviflora Maralyn A. Renner 1980-6-24 1021 Siskiyou Tributary stream E Fork Seiad Creek where crossed by FS Rd. 48N20 1021 Comment
  RSA186334  Luzula parviflora Gilbert Muth 1966-10-16 30 Siskiyou Marble Mountains 1793 Comment
  SEINET10846351  Machaeranthera canescens var. shastensis Andrew Townesmith, Karen M. Meyer 2007-8-1 Townesmith 886 Siskiyou Shasta-Trinity National Forest. 11.7 miles up Stewart Springs road/Forest Service road 17 (distance from intersection of Stewart Springs and Old 99 Highway). T41N R6W near sections 28 and 33. 1983 Comment
  UC89538  Madia citriodora K. Brandegee July 1887 Siskiyou Ager Klamath River, Ager Comment
  JEPS15376  Madia elegans Douglas Barbe 1955-7-7 141 Siskiyou e side Forest Camp; Klamath Mountains, Etna 883 Comment
  POM211185  Madia elegans subsp. densifolia L. C. Wheeler 1934-9-18 3280 Siskiyou Klamath River near mouth Beaver Creek, Siskiyou Mts. 549 Comment
  CAS-BOT-BC343423  Madia gracilis Marian L. Campbell 1921-7-26 s.n. Siskiyou Castle Crags Comment
  HSC5976  Madia gracilis R. C. Wunner 1965-6-26 277 Siskiyou California Lava Beds National Monument: 1/2 was up trail on Schonchin Butte 1494 Comment
  OBI58649  Madia gracilis David J. Keil 1992-7-20 23493 Siskiyou Klamath NF, W of Fort Jones. Along Forest Rd 44N45, 3.9 mi S of Scott river rd Comment
  POM362197  Madia madioides J. O. Sawyer, Ken Stillman 1976-5-28 2727 Siskiyou Along road west of Sawyers Bar 610 Comment
  SJSU6506  Maianthemum racemosum R. W. Trivelpiece 1972-6-15 121 Siskiyou Vann Creek near Bear Peak c. 15 mi SW of Happy Camp 1280 Comment
  HSC18911  Maianthemum racemosum subsp. amplexicaule J. O. Sawyer 1968-7-10 472 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  RSA264979  Maianthemum racemosum subsp. amplexicaule Gilbert Muth 1975-7-28 s.n. Siskiyou Near Cook and Green Pass, near Seiad Valley 1524 Comment
  HSC44864  Maianthemum stellatum J. P. Smith, Steve Selva 1970-6-16 4057 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  CAS-BOT-BC514190  Maianthemum stellatum J. M. Tucker 1963-7-5 3702 Siskiyou Blake's Fork of South Russian Creek (a tributary of the Salmon River), 7 miles (airline) east of Sawyer's Bar, Salmon Mountains 1615 Comment
  SBBG25909  Malva neglecta D. Myrick 1966-8-13 1551 Siskiyou below barns at Mountain Meadow Ranch, Big Flat, Trinity Alps 1524 Comment
  HSC46144  Malva neglecta J. P. Smith, Steve Selva 1970-8-9 4580 Siskiyou In potato fields W of Macdoel. Comment
  RSA121253  Melica aristata H. S. Yates 1936-6-21 5833 Siskiyou 1 mile southwest of Signal Butte. 1341 Comment
  CAS-BOT-BC271215  Melica bulbosa K. T. Stillman 1976-6-15 68 Siskiyou Marble Mountain Wilderness Area 1828 Comment
  UC1026900  Melica bulbosa W. Bridge Cooke 1940-7-5 15296 Siskiyou above Wagon Camp; Mount Shasta Comment
  LA12125  Melica californica Jason Swallen; 1939-7-21 13735 Siskiyou Mount Shasta, above Wagon Camp 1767 Comment
  SEINET192916 Image available Melica californica L. Constance, RC Rollins 1942-5-14 2934 Siskiyou Shasta River 6 mi N of Yreka Klamath-Siskiyou Region 762 Comment
  POM198426  Melica fugax Geo D. Butler 1910-4-19 1196 Siskiyou Near Yreka. Comment
  CDA30915  Melilotus albus M. Beyers, G. F. Hrusa 2010-8-18 704 Siskiyou Highway 96; Sluice Box Klamath River Access. 556 Comment
  SEINET13710380  Mentha arvensis Lowell William Ahart, Lowell William Ahart 1998-1 9323 Siskiyou Hwy. 97 Between Weed and Macdoel at W End Grass Lake (T44N, R3W, sec 28, NE 1/4) 5000 Ft. 1524 Comment
  UCR143376  Mentha spicata L. C. Wheeler 1934-9-22 3301 Siskiyou Siskiyou Mtns, Walker, Klamath River 518 Comment
  CAS-BOT-BC429036  Micranthes nidifica John Thomas Howell 1980-4-30 53449 Siskiyou Yreka 792 Comment
  CAS-BOT-BC429151  Micranthes odontoloma Maxine Wilkes 1940-8-1 s.n. Siskiyou Deep Lake, Marble Mts. Comment
  CHSC102574  Micranthes tolmiei L. P. Janeway 2009-8-4 9898 Siskiyou High Cascade Range. Mt. Shasta, north slope, 3.7 air km south-southwest of Northgate Trailhead. 2784 Comment
  CAS-BOT-BC349105  Microseris douglasii subsp. tenella Katharine Brandegee No date on label s.n. Siskiyou Sissons Comment
  SEINET11601919 Image available Microseris laciniata G. D. Butler 1910-5-28 1420 Siskiyou Shasta Valley Comment
  CDA8390  Microseris laciniata subsp. laciniata T. C. Fuller 1958-6-19 1823 Siskiyou Highway 99, 3 miles south of Gazelle. 0 Comment
  HSC22302  Microseris nutans J. O. Sawyer 1969-6-13 1099 Siskiyou Slope above Little Duck Lake 2134 Comment
  JEPS35713  Microseris nutans W. L. Jepson 1907-7-5 2829 Siskiyou Marble Mt. 2133 Comment
  JEPS25060  Mimulus alsinoides Joseph P. Tracy 1939-4-29 16272 Siskiyou Somes Bar 182 Comment
  UC164362  Mimulus alsinoides Geo. D. Butler 1910-3-13 1129 Siskiyou Klamath River Comment
  UCD122135  Mimulus alsinoides Sandy Holloway 1963-4-11 35 Siskiyou Indian campground, Clement's Ranch, ca. 4 miles northwest of Montague. 762 Comment
  HSC61897  Mimulus breweri Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  JEPS29094  Mimulus breweri Lauramay T. Dempster 1961-7-2 1864 Siskiyou ridge w Salmon Mountain Summit (sw of Etna) 1828 Comment
  HSC36530  Mimulus breweri J. O. Sawyer 1969-7-10 1281 Siskiyou E facing slope W of S Sugar Lake 2226 Comment
  UC484059  Mimulus cardinalis Carl B. Wolf 1930-10-23 1757 Siskiyou 2 mi below Browns Resort; Klamath River 304 Comment
  UC609342  Mimulus guttatus Eleanor Burks Hart 1938-8-25 947 Siskiyou Upper Wright Lake 2225 Comment
  HSC416  Mimulus guttatus William J. Ferlatte 1966-8-2 225 Siskiyou 3 mi. S of Big Flat 1585 Comment
  RSA183684  Mimulus guttatus Gilbert Muth 1965-8-3 157 Siskiyou Marble Valley, Marble Mts. Comment
  JEPS8209  Mimulus layneae W. L. Jepson 1914-8-14 6169 Siskiyou Dunsmuir 670 Comment
  UC1112264  Mimulus layneae R. C. Bacigalupi with S. Galen Smith 1957-6-25 5929 Siskiyou s Weed (just w of Black Butte railroad junction) Comment
  POM5168  Mimulus layneae Copeland 1903-4-5 3857 Siskiyou Igerna. Comment
  RSA68907  Mimulus layneae A. E. Culbertson 1943-7-17 51 Siskiyou Castle Lake, in north facing cirque with an abrupt 1000' backwall; 14 miles s.w. of Mt. Shasta on n. side of a 6600' eastern spur of Trinity Mts.; 200' above Sacramento R. within 10 air miles of its headwaters to the west. 1657 Comment
  JEPS10936  Mimulus moniliformis Willis L. Jepson Jul 24 1894-Aug 10 1894 43 m Siskiyou near Sisson; Upper Sacramento Region Comment
  UC196161  Mimulus moniliformis A. A. Heller 1914-8-25 11714 Siskiyou opposite Black Butte (near Deetz station) 1158 Comment
  HSC72488  Mimulus moschatus J. P. Smith, Steve Selva 1970-6-16 4059 Siskiyou 8 mi. W of Etna on road to Sawyers Bar. 1372 Comment
  HSC447  Mimulus moschatus William J. Ferlatte 1967-8-19 1035 Siskiyou Along the S Fork of the Salmon River between the campground and Carter's 1524 Comment
  SFV8682  Mimulus nanus var. nanus J. M. Tucker 1963-7-7 3724 Siskiyou Marble Mountain Wilderness area. In vicinity of Paradise Lake at base of Kings Castle on the east side. Open, rocky, east facing slope. 1982 Comment
  UC1409382  Mimulus nanus var. nanus Frederick W. Oettinger 1967-8-5 948 Siskiyou nw Lower English Lake (High Lakes Basin in the vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1828 Comment
  UC725906  Mimulus pilosus A. A. Heller 1938-7-13 15267 Siskiyou 1 mi s Bray 1402 Comment
  UC618708  Mimulus primuloides W. Bridge Cooke 1938-7-1 11124 Siskiyou above Bear Spring (also at Panther and Squaw Creek Meadows); Mount Shasta Comment
  RSA145156  Mimulus primuloides Dorothy Parker 1959-6-28 728 Siskiyou Near summit of Scott Mt. 1631 Comment
  RSA237544  Mimulus primuloides Frederick W. Oettinger 1968-8-13 520 Siskiyou Bear Meadow near Tom's Lake. The Salmon Mountains. The High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2180 Comment
  POM5108  Mimulus primuloides var. linearifolius E. B. Copeland 1903-8-18 3830 Siskiyou Mt. Eddy. 2287 Comment
  RSA237553  Mimulus tilingii Frederick W. Oettinger 1969-8-25 1542 Siskiyou West of Arrow Peak near Tom Taylor Cabin Trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1982 Comment
  CAS-BOT-BC388887  Minuartia douglasii Geo. D. Butler 1910-5-16 1351 Siskiyou Yreka Comment
  CAS-BOT-BC388888  Minuartia douglasii Albert M. Vollmer; Lawrence Beane 1951-5-31 20 Siskiyou Scott Mountain Comment
  CAS-BOT-BC174736  Minuartia nuttallii A. A. Heller 1915-8-26 12219 Siskiyou Near the source of Wagon Creek, Mt. Eddy 2590 Comment
  HSC69047  Minuartia nuttallii subsp. gregaria Maralyn A. Renner 1980-8-7 2342 Siskiyou Klamath National Forest, ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  UC166130  Minuartia nuttallii subsp. gregaria Geo. D. Butler 1910-7-4 1638 Siskiyou Goosenest foothills 1219 Comment
  CAS-BOT-BC181111  Minuartia nuttallii var. gregaria Ira L. Wiggins 1955-7-29 13584 Siskiyou Summit of ridge above Thompson Creek, trail to Caribou Lake 1999 Comment
  HSC99989  Minuartia stolonifera Thomas W. Nelson, & Sydney Carothers 2005-7-17 9382 Siskiyou Along the W side of Hwy. 3 at the junction of F. S. Rd. 40N43. 1220 Comment
  CAS-BOT-BC229604  Mirabilis greenei Lincoln Constance; Reed C. Rollins 1942-5-14 2929 Siskiyou Shasta River 4 miles N of Yreka 762 Comment
  CDA23865  Mirabilis greenei D. L. Janssen, F. D. Horn 1978-5-22 Siskiyou Montague-Ager Road, Montague. 0 Comment
  UC1198871  Mitella diversifolia Joseph P. Tracy 1935-8-2 14434 Siskiyou Young's Peak Salmon-New River divide (ne side) 1524 Comment
  UC177421  Mitella diversifolia H. P. Chandler 1555 Siskiyou near Marble Mt. Comment
  CAS-BOT-BC433063  Mitella pentandra Gilbert Muth 1966-7-8 375 Siskiyou Marble Valley, Marble Mts. 1792 Comment
  HSC61890  Mitella pentandra Ruby Van Deventer 1959-7-9 Siskiyou Poker Flat 1585 Comment
  UC166144  Moehringia macrophylla Geo. D. Butler 1908-8-5 27 Siskiyou West Fork of Woolly Creek Comment
  POM101232  Moehringia macrophylla Geo. D. Butler 1910-4-22 1217 Siskiyou Shackleford Creek in wet sand. 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
  HSC78226  Monardella glauca L. P. Janeway 1983-8-28 631 Siskiyou At Poker Flat. Dry W side of lower portion of meadow. 1524 Comment
  UC2035862  Monardella odoratissima subsp. pallida Carl B. Wolf 1934-7-6 5993 Siskiyou Southwest slope of Mt. Shasta. 4 mi from Mt. Shasta City on Wagon Camp Road. 1219 Comment
  CAS-BOT-BC220227  Monardella sheltonii Annetta Carter 1934-8-12 695 Siskiyou North side of Klamath River near mouth of Walker Creek (east end of Seiad Valley) 426 Comment
  SEINET10582374  Monardella siskiyouensis A. Graff 1993-7-24 Graff 357 Siskiyou Klamath National Forest. Hwy. 96 east, 3.3 miles past the first USNFS Ranger Station, on right roadside. Growing beneath Pinus ponderosa, Quercus kelloggii. Comment
  SEINET10582377  Monardella siskiyouensis A. Graff 1993-7-24 Graff 354 Siskiyou Klamath National Forest. Hwy. 96, .45-2.8 miles east from junction with Hwy. 263, on right roadside. Infrequent on bare serpentine. End of bloom. Comment
  RSA0022797  Monardella villosa Albert M. Vollmer, L. Beane 1951-6-2 43 Siskiyou Klamath River Hwy, between US 99 and Gottville. Comment
  SEINET13948723 Image available Monardella villosa E. K. Balls 1949-1 13906 Siskiyou Trail from Scott Mountain Camp to Carmen Lake, Scott Mt. 5750 ft alt. 1753 Comment
  CAS-BOT-BC453477  Monotropa hypopitys Ira L. Wiggins 1955-7-21 3855 Siskiyou In small gulch on Rush Creek Trail, 1.5 mi. above Mt. View Ranch 1036 Comment
  RSA135346  Monotropa hypopitys Volney Rattan 1879-06 s.n. Siskiyou Klamath. Comment
  RSA238375  Monotropa hypopitys Frederick W. Oettinger 1968-8-6 419 Siskiyou Along old Hancock Lake trail just before one descends into a clear view of the lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  UC82764  Montia chamissoi Mrs. R. M. Austin Jun 1894 273 Siskiyou Pot Hole Spring Comment
  UC796626  Montia dichotoma Roxana S. Ferris and Laura Lorraine Jun 12 1948-Jun 16 1948 11845 Siskiyou road between Callahan and Gazelle (Gazelle Mountain grade); Gazelle Mountain grade 1499 Comment
  UC375331  Montia linearis Geo. D. Butler 1909-3-14 680 Siskiyou near Yreka Comment
  HSC49917  Montia linearis Maralyn O'Meara 1974-5-25 410 Siskiyou On Rd. 8, ~4.7 mi. W of junction with Hwy. 3 1159 Comment
  UCD86501  Muhlenbergia andina R. Tofsrud 1950-7-1 s.n. Siskiyou E. side of Mt. Shasta. Comment
  POM206719  Muhlenbergia filiformis Copeland 1903-8-12 1084 Siskiyou Sisson. Comment
  UC53720  Muhlenbergia filiformis unknown Aug 1894 Siskiyou Shasta Comment
  CAS-BOT-BC275336  Muhlenbergia jonesii Ralph K. Gierisch 1968-8-6 3365 Siskiyou Elk Flat, Shasta - Trinity Forest 1310 Comment
  SEINET515840  Muhlenbergia jonesii Vernon Oswald 1997-7-28 8784 Siskiyou Forest Route 56 (42N56) 3.7 mi. E of Forest Route 49, edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave. 1756 Comment
  UC618870  Muhlenbergia jonesii W. Bridge Cooke 1938-7-29 11413 Siskiyou near borders on meadow Mount Shasta, Wagon Camp Comment
  CAS-BOT-BC275171  Muhlenbergia richardsonis G. J. Muth 1969-8-10 1332 Siskiyou Ridge W of Boulder Peak Comment
  SEINET515841  Muhlenbergia richardsonis Vernon Oswald 1997-7-28 8800 Siskiyou Pumice Stone Well 0.2 mi. S of Medicine Lake Rd. on Forest Route 15. 1756 Comment
  JEPS101568  Myosotis laxa Dean W. Taylor 1999-8-12 17321 Siskiyou headwaters of South Fork Hungry Creek, 5 miles Southwest from Hilt 1402 Comment
  SEINET209083 Image available Myriophyllum sibiricum L. C. Wheeler 1935-6-23 3591 Siskiyou Shasta River 2 mi NW Montague. 762 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
  POM148757  Narthecium californicum J. B. Feudge 1927-7-24 1629 Siskiyou On trail to Mt. Eddy Comment
  RSA760958  Narthecium californicum Robert F. Thorne, Frederick W. Oettinger 1969-8-4 63388 Siskiyou Klamath National Forest, Salmon Mountains, Marble Mountain Wilderness Area, high lake basins in the vicinity of English Peak 1890 Comment
  CAS-BOT-BC60323  Nasturtium officinale William Bridge Cooke 1940-7-12 15321 Siskiyou Near the Box Canyon of the Sacramento near Mount Shasta City. 914 Comment
  HSC60809  Navarretia capillaris Ruby Van Deventer 1960-7-7 Siskiyou Bell Echo Camp in Youngs Valley. 1220 Comment
  UC1023728  Navarretia capillaris W. Bridge Cooke 1941-7-18 16062 Siskiyou along the Wagon Camp--Bear Springs Road Mount Shasta (Mount Shasta) 1676 Comment
  RSA237995  Navarretia capillaris Frederick W. Oettinger 1969-7-9 939 Siskiyou NW of Upper English Lake. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1951 Comment
  JEPS19787  Navarretia intertexta Rimo Bacigalupi with S. Galen Smith 1957-6-26 5934 Siskiyou about 2.5 mi nw Weed (close to U.S. Highway 99) 1005 Comment
  UC538023  Navarretia linearifolia subsp. linearifolia Louis C. Wheeler 1934-6-22 2771 Siskiyou Cottonwood Creek Siskiyou Mts., Cottonwood Creek 1005 Comment
  RSA565355  Navarretia sinistra Alva Day, Orbelia Robinson 1984-6-29 84 -18 Siskiyou Highway 3, summit just W of Scott Mountain, near Siskiyou-Trinity county line. 1649 Comment
  CAS-BOT-BC219533  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
  POM73591  Nemophila parviflora var. austiniae Geo. D. Butler 1910-04 1231 Siskiyou Quartz Valley. Comment
  UCD126706  Nicotiana attenuata P. Quentin Tomich 1954-6-18 441 Siskiyou Indian Well, Lava Beds National Monument. 1463 Comment
  CAS-BOT-BC60589  Noccaea fendleri subsp. glauca Arthur Menzies 1962-7-21 s.n. Siskiyou Morgan Meadows, base of Mount Eddy. 1706 Comment
  CAS-BOT-BC60596  Noccaea fendleri subsp. glauca R. C. Barneby 1954-5-16 11532 Siskiyou 6 miles southwest of Yreka. 975 Comment
  UC49997  Nothocalais troximoides Edward L. Greene 1876-5-15 781 Siskiyou near Yreka Comment
  UCD110223  Notholithocarpus densiflorus var. echinoides B. Crampton 1956-8-21 3850 Siskiyou Canyon of the Sacramento River just the junction of the North Fork with Middle and South Forks, southwest of Mt. Shasta City. 1066 Comment
  SD61051  Oenothera tanacetifolia D. F. Howe 1964-8-5 Siskiyou 4.4 mi. south of Dorris on #97. 1280 Comment
  RSA201753  Olsynium douglasii Sandra Holloway 1963-4-9 18 Siskiyou Road to Pythian Cave, between Yreka and Grenada, west of U.S. Highway 99 762 Comment
  JEPS85595  Orcuttia tenuis W. Robert Powell 1989-7-19 3534 Siskiyou 1.2 mi e Spring Creek Road (16 air mi n of Fall Spring Mills, 6 air mi w of Day); Timbered Crater 7.5 minute Quadrangle 1097 Comment
  CAS-BOT-BC355590  Oreostemma alpigenum var. andersonii L. E. Smith 1913-9-1 550 Siskiyou Mt. Eddy Comment
  CAS-BOT-BC355601  Oreostemma alpigenum var. andersonii Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Road to Mumbo Basin, Trinity Mts. Comment
  HSC22131  Oreostemma alpigenum var. andersonii J. O. Sawyer 1969-8-5 1747 Siskiyou W of Little Duck Lake 2073 Comment
  JEPS16339  Orobanche corymbosa subsp. corymbosa Peter H. Raven 1956-8-11 10066 Siskiyou 9.6 miles south of turnoff to Bray on U. S. Highway 97. Comment
  JEPS66435  Orobanche corymbosa subsp. corymbosa L. R. Heckard and P. Rubtzoff 1971-8-2 2697 Siskiyou 2 miles north of Deer Mt. Lodge along U. S. Highway 97. Comment
  RSA0066431  Orobanche fasciculata E. K. Balls 1949-7-8 13916 Siskiyou Trail from Scot Mountain Camp to Carmen Lake. 1752 Comment
  RSA0076584  Orobanche fasciculata Frederick W. Oettinger 1968-8-16 530 Siskiyou S-facing slope of Little Medicine Mountain near the open summit, due north of Hancock Lake. Comment
  UC1400367  Orogenia fusiformis Frederick W. Oettinger 1969-7-13 999 Siskiyou campsite at n.e. corner Upper English Lake; Salmon Mts., High Lake Basins, English Peak vicinity, Marble 1767 Comment
  CHSC33847  Orthilia secunda J. D. Prouty 1981-8-5 1283 Siskiyou Forest adjacent to Squaw Creek, N of road 41N31.2 ca. 3/4 mi N of Intake Spring. 1463 Comment
  HSC167  Orthocarpus cuspidatus subsp. copelandii William J. Ferlatte 1966-8-2 238 Siskiyou Big Flat, wooded area near public camp 1524 Comment
  HSC91017  Orthocarpus cuspidatus subsp. copelandii Jennifer Whipple 1976-7-9 1394 Siskiyou Dale Creek drainage on the N face of Mt. Eddy 2226 Comment
  UC1360409  Orthocarpus cuspidatus subsp. copelandii J. M. Tucker 1963-8-19 3784 Siskiyou ca 1/2 mi ne Marble Valley Guard Station (Upper Canyon Creek); Marble Mountain Wilderness Area, Upper Canyon Creek 1920 Comment
  HSC60387  Orthocarpus cuspidatus subsp. copelandii Carl Wishner 1978-8-1 555 Siskiyou Sandy Ridge trail 11W21 above Monument Lake, Marble Mtns. Wilderness Area 1829 Comment
  RSA237568  Orthocarpus cuspidatus subsp. copelandii Frederick W. Oettinger 1967-8-10 245 -b Siskiyou 1/8 mile southeast of Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  RSA237572  Orthocarpus cuspidatus subsp. copelandii Frederick W. Oettinger 1967-8-10 245 -a Siskiyou 1/8 mile southeast of Tom Taylor Cabin. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2027 Comment
  POM43391  Orthocarpus cuspidatus subsp. cuspidatus Geo. D. Butler 1909-6-22 930 Siskiyou Goosenest Foothills. 1524 Comment
  RSA12599  Osmorhiza berteroi C. B. Wolf 1934-7-6 5987 Siskiyou 3 miles from Mt. Shasta City on Wagon Camp Rd., SW slope of Mt. Shasta 1220 Comment
  HSC76995  Osmorhiza occidentalis K. T. Stillman 1976-8-7 184 Siskiyou Marble Mtn. Wilderness Area 1951 Comment
  CAS-BOT-BC413216  Oxyria digyna Wm. Bridge Cooke 1938-9-8 11651 Siskiyou Mount Shasta. North side of Red Butte Comment
  CAS-BOT-BC316749  Packera cana Elmer Ivan Applegate 1923-8-18 3868 Siskiyou Top of Redshale Mt., east of Medicine Lake, Siskiyou Co. 2438 Comment
  UC705692  Packera cana Marion Ownbey and Fred G. Meyer 1940-7-4 2184 Siskiyou on ridge above the head Brewer Creek; e side Mt. Shasta Comment
  UCD77995  Packera cana Robert E. Preston 2001-7-21 1736 Siskiyou Klamath National Forest, Rainbow Mountain, T42N R1W se 1/4 of ne 1/4 Section 22 2194 Comment
  CAS-BOT-BC28835  Paeonia brownii George Dexter Butler 1910-4-23 1229 Siskiyou Quartz Valley Comment
  UC618609  Parnassia californica W. Bridge Cooke 1938-9-8 11671 Siskiyou Mount Shasta, Upper and Middle Heather Meadows, Squaw Creek Squaw Creek; Mount Shasta, Heather Meadows, Squaw Creek 2590 Comment
  UCR70823  Parnassia palustris var. californica L. C. Wheeler 1934-8-14 3127 Siskiyou Siskiyou Mtns, North side of White Mountain 1768 Comment
  UC1190160  Paxistima myrsinites Ira L. Wiggins 1955-7-24 13487 Siskiyou ridge between upper reaches of China Creek and Blind Horse Creek 1463 Comment
  UC60927  Paxistima myrsinites Geo. B. Grant September 1902 5153 Siskiyou Mt. Shasta, Sisson 914 Comment
  RSA68897  Pedicularis attollens A. E. Culbertson 1943-7-12 60 Siskiyou 0.25 mile below 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
  RSA211121  Pedicularis contorta William J. Ferlatte 1966-8-17 397 Siskiyou Caribou Basin; Trinity Alps. 1982 Comment
  UC1333319  Pedicularis densiflora Dorothy Parker 1949-5-26 Siskiyou Sugar Creek; Salmon Mountain Range 1676 Comment
  JEPS23802  Pedicularis howellii Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7270 Siskiyou Poker Flat 1536 Comment
  SEINET10702295  Pedicularis racemosa var. racemosa Karen M. Meyer, Andrew Townesmith 2007-7-31 Meyer 181 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy. 97. 1607 Comment
  RSA605525  Pellaea brachyptera L. C. Wheeler 1959-7-26 7609 Siskiyou Marble Mountain, near summit of Ukonom Mountain 1402 Comment
  UC572810  Pellaea brachyptera unknown 1937-7-23 9110 Siskiyou Mt Shasta Mt Shasta 1219 Comment
  CAS-BOT-BC67683  Pellaea brachyptera Louis C. Wheeler 1934-6-21 75592 Siskiyou Klamath National Forest - W. fork of Cottonwood Cr. 1371 Comment
  JEPS7204  Penstemon anguineus W. L. Jepson 1937-7-30 18537 Siskiyou near Poker Flat summit; Siskiyou Mts., nr Poker Flat summit 1584 Comment
  SBBG15654  Penstemon anguineus D. Myrick 1961-6-21 313 Siskiyou Deer Camp Rd above Oak Knoll Ranger Station, Klamath River, 19 mi W of Hwy 99 1676 Comment
  SBBG22539  Penstemon anguineus C. B. Hardham 1961-6-30 7999 Siskiyou near Mud Spring Comment
  UC1238944  Penstemon anguineus Freed W. Hoffman 1948-7-8 2585 Siskiyou Waldo-Happy Camp Road n West Branch Camp (western Siskiyou County); North Coast Ranges, n of West Branch Camp Comment
  UC1585393  Penstemon anguineus R. Raiche, K. Zadnik, and H. Forbes 1989-10-3 UCBG 49 Siskiyou n Seiad Valley (at Cook and Green Pass); Cook and Green Pass 1425 Comment
  UC1586979  Penstemon anguineus Juha Pykala and D. H. Norris 1987-6-26 2116 Siskiyou 0-3 km below Bear Lake (above Bear Creek, sw slopes); Marble Mountain Wilderness area Comment
  UC727353  Penstemon cinereus Elmer I. Applegate 1931-6-24 6804 Siskiyou between Bear Paw Cave, Modoc Lava Beds and Medicine Lake; btw Bear Paw Cave, Modoc Lava beds and Medicine Lake Comment
  RSA151969  Penstemon cinereus R. C. Bacigalupi, L. R. Heckard, G. Bacigalupi, Ruth D. Sanderson 1952-6-18 3740 Siskiyou Near Panther Creek Guard Station, along Little Shasta River, 16 miles E of Montague on forest road to Mount Hebron. 1280 Comment
  NY590160  Penstemon davidsonii var. davidsonii D. D. Keck 1927-8-17 1310 Siskiyou Horse Camp, on south side of Mount Shasta. Timberline here. 2470 Comment
  HSC69364  Penstemon deustus J. O. Sawyer, J. Cole 1980-7-19 3661 Siskiyou N and W of Little Mt. Hoffman 1982 Comment
  UC1177927  Penstemon deustus var. pedicellatus Francia Chisaki and Gene B. Newcomb 1958-6-22 1155 Siskiyou at base of Black Butte just e Highway #99; at base of Black Butte Comment
  UC1409427  Penstemon deustus var. pedicellatus Frederick W. Oettinger 1968-8-15 524 Siskiyou e Hancock Lake ((The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area), Western Siskiyou County); Salmon Mountains, Marble Mountain Wilderness Area 1935 Comment
  JEPS107481  Penstemon deustus var. suffrutescens Lowell Ahart, John Dittes 2005-6-9 12037 Siskiyou Rocky hill, about 20 yards north 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
  NY609833  Penstemon deustus var. suffrutescens A. Eastwood 1937-6-26 5043 Siskiyou Salmon Mountains above Taylor Creek Comment
  NY601603  Penstemon heterodoxus var. shastensis W. L. Jepson 1940-7-3 20106 Siskiyou 5 miles southeast of Bartle, Big Bear Flat 1219.2 Comment
  UC625483  Penstemon heterodoxus var. shastensis Frank W. Gould 1938-6-28 486 Siskiyou n of Mount Shasta (where U.S. 97 crosses Butte Creek); Butte Creek 1417 Comment
  UCSB6167  Penstemon humilis Phillips, Priscilla 1960-6-13 Siskiyou Rt. 97; 11 miles north of Weed; Lower slopes of Mt. Shasta 1097 Comment
  HSC61874  Penstemon laetus subsp. sagittatus Ruby Van Deventer 1938-7-31 Siskiyou Poker Flat 1585 Comment
  RSA407901  Penstemon laetus subsp. sagittatus J. William Thompson 1936-7-8 13152 Siskiyou Lava slopes of Lava Beds Nat'l Monument. Comment
  JEPS107410  Penstemon laetus var. sagittatus Lowell Ahart, John Dittes 2005-6-9 12029 Siskiyou Hill, south of a rock fence, about 100 yards northeast of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada 774 Comment
  UC163818  Penstemon laetus var. sagittatus Geo. D. Butler 1910-5-11 1338 Siskiyou Shasta Valley 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
  SEINET270928  Penstemon newberryi Richard J. Shaw 1963-6-10 1293 Siskiyou Old highway 99 2 miles south of Weed. Comment
  CAS-BOT-BC239338  Penstemon newberryi var. berryi Carl B. Wolf 1937-8-8 9082 Siskiyou SW. side of Mt. Shasta, 1/2 mi. S. of trail to Horse Camp 1524 Comment
  CAS-BOT-BC239341  Penstemon newberryi var. berryi W. R. Dudley 1893-6-1 s.n. Siskiyou Castle Crag [Crags], near Mt. Shasta Comment
  UC1190115  Penstemon newberryi var. berryi Ira L. Wiggins 1955-7-27 13537 Siskiyou Caribou Lake, Salmon-Trinity Alps Primitive Area 2042 Comment
  CHSC106848  Penstemon parvulus Barbara Ertter 1991-7-14 9311 Siskiyou E side Mt Eddy ca 4 airmiles due W of Mt Shasta City, at streamlet near end of FR 41N53 ca 1 mi N of Morgan Meadows. 1676 Comment
  HSC81519  Penstemon parvulus Thomas W. Nelson, Jane P. Nelson 1980-7-20 6168 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  NY629979  Penstemon parvulus D. D. Keck 1938-8-6 4820 Siskiyou At Del Norte Co. line, Poker Flat, summit of Siskiyou Mountains, 4 miles south of Oregon line, on road from Waldo to Happy Camp. 1554.5 Comment
  UC1408760  Penstemon parvulus Frederick W. Oettinger 1968-8-16 539 Siskiyou w side of Red Hill near Hancock Lake ((The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area), Western Siskiyou County); Salmon Mountains, w side Red Hill nr Hancock Lake 2057 Comment
  HSC29301  Penstemon parvulus Frederick W. Oettinger 1968-8-16 539 Siskiyou Marble Mtn. Wilderness Area, W side of Red Hill near Hancock Lake 2058 Comment
  UCR37830  Penstemon procerus K. T. Stillman 1976-7-15 268 Siskiyou Marble Mountain Wilderness Area, Scott Bar 15' Q. 1951 Comment
  HSC19234  Penstemon procerus var. brachyanthus J. O. Sawyer 1969-8-2 1701 Siskiyou E facing slope W of Little Duck Lake 2317 Comment
  RSA401848  Penstemon procerus var. formosus M. B. Dunkle 1945-7-19 9221 Siskiyou Marble Valley Summit; rocky ridge. Comment
  CHSC57459  Penstemon roezlii L. P. Janeway 1984-6-22 869 Siskiyou Ca 1 mi north of Scott Summit on Road 40N08. 1645 Comment
  CHSC86679  Penstemon roezlii Jenny Marr 1993-7-1 65 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC164349  Penstemon roezlii Geo. D. Butler 1908-6-28 431 Siskiyou Old mining dump near Oro Fino; Old mining dump near Oro Fino Comment
  HSC71133  Penstemon roezlii Thomas W. Nelson, Jane Nelson 1978-7-24 4495 Siskiyou Siskiyou-Trinity Co. line, along road to Carmen Lake, 100 m from junction with Hwy. 3 1585 Comment
  UC1212118  Penstemon roezlii F. Chisaki, G. Newcomb 1958-6-22 1160 Siskiyou between Ft. Jones and Gazelle (9.6 mi on road from Ft. Jones to Gazelle) 9.4 mi s from road to Duzel Rock; , btw Ft. Jones and Gazelle 1645 Comment
  UC1238953  Penstemon roezlii Freed W. Hoffman 1948-7-7 2407 Siskiyou Scott Mountain road, from summit along Scott Mountain Creek to Trumbull Ranch; North Coast Ranges, Scott Mountain road Comment
  UC164359  Penstemon speciosus Geo. D. Butler 1909-6-20 430 Siskiyou near Yreka; near Yreka Comment
  UC726669  Penstemon speciosus A. A. Heller 1916-6-23 12424 Siskiyou near Black Butte (n of Sisson); near Black Butte 1127 Comment
  RSA189808  Penstemon speciosus Noel Holmgren, James L. Reveal 1966-6-9 2677 Siskiyou US 97, Shasta Valley, 4 mi. north of Weed. 1159 Comment
  SEINET11154230  Perideridia howellii G. D. Butler 1910-8-13 1831 Siskiyou Quartz Valley. Comment
  UC1312870  Perideridia oregana L. Constance, T. I. and Fei-Mei Chuang, M. Sousa S. 1966-6-15 3767 Siskiyou US Hwy 99W 1.5 mi n Edgewood turnoff 91 Comment
  HSC401  Perideridia parishii subsp. latifolia William J. Ferlatte 1967-8-17 946 Siskiyou Yellow Rose Mine 1982 Comment
  UC906660  Perideridia parishii subsp. latifolia Joseph P. Tracy 1949-9-16 18570 Siskiyou summit of road from Callahan to Trinity Center; Scott Mt. 1615 Comment
  CAS-BOT-BC423355  Peritoma platycarpa L. E. Smith 1912-8-1 s.n. Siskiyou Pitt River, Montague Comment
  HSC17506  Persicaria lapathifolia Geo. D. Butler 1908-7-8 191 Siskiyou Butler's Ranch. near Yreka Comment
  CHSC110530  Phacelia corymbosa Julie Kierstead Nelson 2011-8-23 2011 -44 Siskiyou Eastern Klamath Mountains, The Eddys. North side of Fawn Creek, 2 miles NE of Gumboot Lake. Comment
  HSC68417  Phacelia corymbosa Maralyn A. Renner 1980-6-9 839 Siskiyou Ridge SE of FS Rd. 45N35 1341 Comment
  HSC13708  Phacelia greenei J. T. Howell 1952-6-14 28340 Siskiyou East side of Scott Valley, 9.5 miles from Fort Jones on road to Callahan 854 Comment
  RSA133985  Phacelia hastata subsp. hastata L. R. Heckard 1956-8-7 830 Siskiyou Near Deer Mt. Lodge (western flank of Deer Mt.). 1433 Comment
  HSC33996  Phacelia heterophylla subsp. virgata J. P. Smith 1974-5-25 7500 Siskiyou Along Rd. 8, 2.4 mi. W of its junction with Hwy. 3 976 Comment
  UC24409  Phacelia heterophylla subsp. virgata T. H. Gilbert June 1899 Siskiyou Scott River Valley Comment
  CDA40412  Phacelia heterophylla subsp. virgata Vernon H. Oswald & Lowell Ahart 1998-6-11 9181 Siskiyou Shasta National Forest plantation on the west side of Hwy. 97 2.2 miles northeast of Lake Shastina-Big Springs Rd., northeast of Weed. Comment
  OBI13758  Phacelia leonis Unknown 1960-7-20 3691 Siskiyou Twin Valley, ca. 5 mi SW of Poker Flat, Siskiyou Mtns 1554 Comment
  UC1069355  Phacelia linearis M. H. Mitchell 1936-5-14 19 Siskiyou Capt. Jack's Stronghold Modoc Lava Beds Natl Monument, Dorris Quadrangle 1554 Comment
  JEPS1155  Phacelia mutabilis W. L. Jepson 1940-7-1 20083 Siskiyou 6 mi e McCloud; McCloud River, Fowlers Camp 975 Comment
  HSC29264  Phacelia mutabilis Frederick W. Oettinger 1969-8-13 1354 Siskiyou Marble Mountains Wilderness Area: Trail heading up to English Peak Lookout 2172 Comment
  UC923090  Phacelia mutabilis Freed W. Hoffman 1950-7-11 3313 Siskiyou Cedar Camp Rd 8.4 mi from Klamath Highway (w Siskiyou Co.); North Coast Ranges 914 Comment
  HSC49932  Phacelia pringlei G. L. Clifton, Ground 1978-7-2 1810 Siskiyou Near Scott Mtn. Summit 1705 Comment
  RSA120902  Phacelia pringlei Milo S. Baker 1957-6-16 13152 Siskiyou Trip to Scott Mt. after turn off near Callahan. Comment
  HSC60791  Phacelia procera Ruby Van Deventer 1960-7-8 Siskiyou Bell Echo (Bell Echo Camp), in Youngs Valley Comment
  UC164146  Phacelia procera Geo. D. Butler 1910-7-8 1679 Siskiyou Shackleford Creek 1524 Comment
  UC2026473  Phacelia procera Louis C. Wheeler 1958-8-21 7420 Siskiyou Siskiyou Mountains. Head of Hell's Canyon. Comment
  HSC13679  Phacelia ramosissima R. C. Wunner 1965-6-15 181 Siskiyou Lava Beds National Monument, E side of Caldwell Butte 1494 Comment
  HSC27638  Philadelphus californicus Carl W. Mize 1972-6-10 50 Siskiyou Along Steinacher Creek 0.5 mi. from Wooley Creek 290 Comment
  CAS-BOT-BC77422  Philadelphus lewisii Doris K. Kildale 1928-7-3 5429 Siskiyou Forks of Salmon, Salmon River Comment
  UC909474  Philadelphus lewisii J. H. Thomas 1949-6-16 954 Siskiyou 1/4 mi n Beaver Creek Public Camp (along Beaver Creek 5 mi n of junction <with> Klamath River); Klamath National Forest Comment
  CAS-BOT-BC77409  Philadelphus lewisii C. H. M. 1907-9-26 s.n. Siskiyou Klamath Canyon near Shovel Creek Comment
  RSA0058050  Philadelphus lewisii Gilbert Muth 1965-8-3 149 Siskiyou Down creek from Marble Valley, Marble Mts. Comment
  RSA0058053  Philadelphus lewisii Frederick W. Oettinger, Robert F. Thorne 1969-8-5 1200 Siskiyou Above Willow Spring, on English Lake trail. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1677 Comment
  CAS-BOT-BC250952  Phleum pratense Wm. Bridge Cooke 1938-7-15 11201 Siskiyou Mount Shasta. Along creeks in Bear Springs Comment
  UC589664  Phlox austromontana Douglas Horn 1938-4-17 38 Siskiyou e of Etna 975 Comment
  CHSC1301  Phlox diffusa M. Yoder 1941-7-6 Siskiyou Castle Lake. 1981 Comment
  HSC113  Phlox diffusa William J. Ferlatte 1966-6-23 128 Siskiyou Yellow Rose Mine 1982 Comment
  HSC46003  Phlox diffusa J. P. Smith 1973-5-5 6472 Siskiyou Along Cook and Green Pass Rd. Comment
  SEINET3145501  Phlox diffusa G. D. Butler 1910-5-10 1320 Siskiyou Goosenest foothills 1676 Comment
  UCD77914  Phlox diffusa Robert E. Preston 2002-6-20 1841 Siskiyou Klamath National Forest, Rainbow Mountain, W ridge, on E-facing slope. 1946 Comment
  POM230548  Phlox diffusa subsp. diffusa J. T. Howell 1937-7-24 13406 Siskiyou Caribou Basin, Salmon-Trinity Alps. 1982 Comment
  UC1540012  Phlox douglasii subsp. rigida M. Mitchell 1931-5-8 1 Siskiyou Lava Beds National Monument 1432 Comment
  UC880435  Phlox douglasii subsp. rigida A. A. Heller 1915-7-15 12084 Siskiyou Mt. Eddy 2072 Comment
  JEPS20031  Phlox gracilis George D. Butler 1909-3-19 570 Siskiyou near Yreka (Butler's ranch) Comment
  CAS-BOT-BC232822  Phlox hirsuta Diane Elam; Ken Fuller 1900-7-19 s.n. Siskiyou Soap Creek Ridge just upslope from Highway 3, SW of Yreka Comment
  JEPS69984  Phlox speciosa subsp. occidentalis J. W. Kisling 1910-4-20 Siskiyou Edgewood Comment
  POM265887  Phlox speciosa subsp. occidentalis Lincoln Constance, Reed C. Rollins 1942-5-13 2912 Siskiyou Klamath-Siskiyou Region: Scott River 2 miles northwest of Scott Bar. 488 Comment
  RSA259573  Phlox speciosa subsp. occidentalis J. P. Smith 1974-5-25 7502 Siskiyou Along road 8, 2.4 miles west of its junction with State Route 3. 976 Comment
  POM255838  Phoenicaulis cheiranthoides Marion Ownbey, Ruth Ownbey 1938-7-19 1752 Siskiyou Summit of the Siskiyou Mountains, 2.5 miles NW of Dry Lake Lookout. Comment
  RSA52436  Phoenicaulis cheiranthoides Dorothy Parker 1948-5-11 s.n. Siskiyou East fork of Scott River, Plowman s Valley. 1159 Comment
  CAS-BOT-BC56503  Phyllodoce empetriformis J. W. Congdon 1900-8-13 s.n. Siskiyou Mt. Shasta Comment
  HSC759  Phyllodoce empetriformis William J. Ferlatte 1966-8-5 352 Siskiyou Caribou Mtn. 2470 Comment
  SFV2670  Phyllodoce empetriformis J. Major 1961-7-14 633 Siskiyou Mount Shasta, Panther Meadows Campground. 2271 Comment
  UC166486  Phyllodoce empetriformis Geo. D. Butler 1910-7-8 1686 Siskiyou Shackleford Creek 1828 Comment
  CAS-BOT-BC60761  Physaria occidentalis Gilbert Muth 1965-8-12 s.n. Siskiyou Behind Black Mountain. Comment
  RSA105421  Physocarpus capitatus G. D. Barbe 1955-6-29 45 Siskiyou 1.8 miles E of Callahan, S bank of Scott River 976 Comment
  UC1736325  Physocarpus capitatus Dean W. Taylor 1972-7-3 1602 Siskiyou Cook and Green Pass 1371 Comment
  UC61680  Physocarpus capitatus Geo. B. Grant September 1902 5182 Siskiyou Dunsmuir; Mt Shasta 609 Comment
  HSC4813  Picea breweriana J. O. Sawyer 1968-9-13 711 Siskiyou W of the Happy Camp/O'Brien Rd. between Louse Creek and Indian Creek, on the E slopes of Little Grayback 1463 Comment
  HSC68989  Picea breweriana Maralyn A. Renner 1980-8-7 2372 Siskiyou Ridge just E of saddle, S of Rattlesnake Meadow 1799 Comment
  JEPS46721  Picea breweriana Rimo Bacigalupi with Reino and Aloha Alava 1958-9-3 6882 Siskiyou junction of Poker Flat forest road with Takilma-Happy Camp trans-Siskiyou Mts. road 1376 Comment
  RSA31097  Picea breweriana L. E. Berriman 1940-9-17 s.n. Siskiyou Sugar Creek, a tributary of the Scott River, NW of Callahan. Mount Diablo Meridian. 1433 Comment
  CAS-BOT-BC78168  Picea breweriana W. R. Dudley 1899-7-6 s.n. Siskiyou South slope Siskiyou near Big Meadow Comment
  UC813170  Picea breweriana John Thomas Howell Siskiyou Caribou Basin Comment
  HSC103158  Pinus albicaulis Michael Kauffmann 2013-8-9 22 Siskiyou West Haight Mountain 2541 Comment
  HSC31987  Pinus albicaulis Steve Selva, Roger Jensen 1974-8-25 54 Siskiyou Top of slopes W of Little Duck Lake Comment
  JEPS80563  Pinus albicaulis Gilbert Muth 1965-8-6 177 Siskiyou backside of Black Mountain; Marble Mt. Wilderness Area, Black Mountain 2133 Comment
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Nov 1 2018
  RSA105393  Pinus albicaulis G. D. Barbe 1955-8-5 360 Siskiyou Growing along a ridge NW of the summit of Caribou Mtn in the Salmon Mtns. 2409 Comment
  CAS-BOT-BC78330  Pinus attenuata Carl B. Wolf 1934-7-4 5929 Siskiyou Klamath River, 3/10 mi. below Walker Creek 426 Comment
  UC718127  Pinus attenuata Carl B. Wolf 1934-7-4 5929 Siskiyou Klamath River 0.3 mi below Walker Creek Klamath River 426 Comment
  UC154  Pinus contorta subsp. murrayana Milo S. Baker 1893-8-8 Siskiyou near Medicine Lake 2438 Comment
  UC401404  Pinus contorta subsp. murrayana Geo. D. Butler 1910-5-10 1333 Siskiyou Goosenest Mountain Goosenest Mountain (swampy woods) 1676 Comment
  CAS-BOT-BC78494  Pinus contorta subsp. murrayana W. R. Dudley 1899-8-15 s.n. Siskiyou Near Glazier Comment
  CAS-BOT-BC78717  Pinus jeffreyi J. M. Tucker 1963-8-18 3768 Siskiyou between Marble and southwest ridge of Black Mountain, Marble Mountain Wilderness Area 2103 Comment
  CAS-BOT-BC78775  Pinus lambertiana Geo. B. Grant 1902-9-10 s.n. Siskiyou Sisson Comment
  HSC1511  Pinus lambertiana R. C. Wunner 1965-8-21 464 Siskiyou California Lava Beds National Monument; 1/4 mile from Caldwell Butte towards Caldwell Ice Cave 1402 Comment
  HSC44632  Pinus monticola Jerome Peterson 1978-5-20 19 Siskiyou Haypress Meadow, Bulk Collection # 133 Comment
  HSC49105  Pinus monticola Maralyn O'Meara 1972-9-14 114 Siskiyou Below trail to Yellow Rose Mine Comment
  HSC69503  Pinus monticola John Palmer 1980-7-24 650 Siskiyou Dillon Divide 1707 Comment
  UC141586  Pinus monticola Dr. E. B. Copeland 1903-9-8 3806 Siskiyou Mt. Eddy Pacific Coast, Mt. Eddy 1524 Comment
  CHSC93545  Plagiobothrys bracteatus Lowell Ahart; John Dittes 2005-6-9 12035 Siskiyou Meadow area along a small drainage, about 50 yards east of where cattle water in the Shasta River, about 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 774 Comment
  RSA715802  Plagiobothrys bracteatus L. Ahart, John Dittes 2005-6-9 12035 Siskiyou About 3/5 mile (air) south of Highway 99/97 Cutoff, about 2 1/2 miles (air) east-southeast of Grenada. 775 Comment
  RSA46761  Plagiobothrys bracteatus L. S. Rose 1945-6-18 45101 Siskiyou Horse Creek and Klamath River. 503 Comment
  UC726461  Plagiobothrys hispidulus A. A. Heller 1919-6-25 13264 Siskiyou Compton's Prairie Comment
  UC78002  Plagiobothrys hispidus M. K. Curran 1888-7-1 Siskiyou Sisson's Comment
  HSC46221  Plagiobothrys shastensis Jennifer Whipple 1978-6-5 2331 Siskiyou Weston Gulch in Scott Valley 854 Comment
  CHSC93532  Plantago eriopoda Lowell Ahart; John Dittes 2005-6-10 12104 Siskiyou Steep springy sloper, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  RSA3806  Plantago eriopoda A. A. Heller 1927-8-2 14442 Siskiyou North end of Shasta Valley near the Klamath River Comment
  SEINET8274193  Plantago eriopoda A. A. Heller 1927-8-2 14442 Siskiyou near Gazelle, Shasta Valley. Comment
  UC642563  Plantago lanceolata unknown 1939-7-7 13585 Siskiyou Bear Springs Mount Shasta Comment
  RSA237608  Plantago lanceolata Frederick W. Oettinger 1969-8-15 1383 Siskiyou West of Upper English Lake where stock animals are grazed often. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  HSC69212  Platanthera dilatata var. leucostachys Maralyn A. Renner 1980-7-24 2083 Siskiyou Lily Pad Lake 1768 Comment
  SBBG25937  Platanthera dilatata var. leucostachys D. Myrick 1966-8-8 1491 Siskiyou rd to Carter Ranch Mtn Meadow Ranch, Big Flat 1584 Comment
  HSC97400  Platanthera sparsiflora J. D. Ackerman, A. M. Montalvo 1974-8-17 423 Siskiyou W slope of Preston Peak, ca. .5 mi. N of Rattlesnake Meadow 1646 Comment
  CAS-BOT-BC254617  Poa X limosa A. A. Heller 1905-6-19 8070 Siskiyou Grenada Station Comment
  UCD90284  Poa annua A. A. Beetle; G. L. Stebbins Jr. 1942-6-1 3443 Siskiyou Near Happy Camp. Bank of Klamath River near habitations. Comment
  CAS-BOT-BC254999  Poa bulbosa Morris Halperin 1930-1-1 s.n. Siskiyou Yreka Comment
  SEINET7096775 Image available Poa bulbosa A. G. Vestal 1955-5-16 s.n. Siskiyou Open pine country just west of Weed between tail road and highway 99 (I 15). NAD27, 41? deg. 25' 49ao, -122?_ 24' 09ao (converted to WGS84 decimal degrees) UTM Zone 10, 549920mE, 4586493mN. Comment
  JEPS73748  Poa compressa George D. Butler 1908-7-1 485 Siskiyou Butler's Ranch near Yreka; Butler's Ranch Comment
  JEPS109562  Poa cusickii subsp. purpurascens Dean W. Taylor 2002-7-21 18274 Siskiyou The Eddys, cirque at headwaters of Parks Creek above Caldwell Lakes 2316 Comment
  CAS-BOT-BC247010  Poa nervosa Douglas Barbe 1955-8-1 331 Siskiyou Summit, Mt. Bolivar, Scott Mts. 2468 Comment
  POM112585  Poa nervosa Geo D. Butler 1910-5-10 1318 Siskiyou Goosenest foothills 1677 Comment
  CHSC89335  Poa pratensis G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-4-29 2627 Siskiyou Klamath Ranges. Beaver pond, 0.25 miles northeast of Oro Fino. 883 Comment
  HSC43045  Poa pratensis J. O. Sawyer, Ken Stillman 1976-5-30 2761 Siskiyou Along Specimen Creek. 915 Comment
  UCD91980  Poa pratensis H. S. Yates 1936-6-20 5800 Siskiyou Siskiyou Summit. 1371 Comment
  CHSC91222  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes 2005-6-10 12127 Siskiyou Rocky hill, north of the rock fence, about 200 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. 776 Comment
  CAS-BOT-BC247531  Poa pringlei John Thomas Howell 1937-7-29 13670 Siskiyou North side of Scott Mt. Comment
  UC167209  Poa rhizomata Geo. D. Butler 1910-4-21 1206 Siskiyou Kidder Creek Comment
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Jan 27 2015
  POM113796  Poa secunda Geo D. Butler 1910-5-6 1294 Siskiyou Near Yreka. Comment
  UCD90329  Poa secunda A. A. Beetle; G. L. Stebbins Jr. 1942-6-1 3449 Siskiyou 25 miles N of Happy Camp. Comment
  SBBG52182  Poa secunda C. Davidson 1975-6-5 2657 Siskiyou just above gate on special service rd branching S off rd from Gazelle to Callahan, 9.3 mi W of Gazelle; Klamath Nat Forest 1470 Comment
  UC589888  Poa secunda subsp. juncifolia H. S. Yates 1936-6-21 5823 Siskiyou 1 mi sw Gazelle; Etna Quadrangle 792 Comment
  UCD148981  Poa secunda subsp. juncifolia G. Douglas Barbe; T. C. Fuller, J. T. Howell 1980-4-28 2587 Siskiyou between Old Highway 99 and railroad at Truttman Lane, 2.3 km south of Grenada. 800 Comment
  UCD92392  Poa secunda subsp. juncifolia Mr. Roseman 1913-1 33 Siskiyou Butte Valley. Comment
  JEPS84091  Poa secunda subsp. secunda L. R. Heckard with S. D'Alcamo, J. Hickman, and S. Winchester 1986-7-16 6434 Siskiyou ca 5 mi n Seiad Valley town (e slope of Kangaroo Mt, cirque head of Hell's Canyon) 1828 Comment
  UCD91714  Poa secunda subsp. secunda W. E. Moon 1958-5-29 s.n. Siskiyou Along State Hwy. 97, SW of Hebron Summit. 1524 Comment
  CAS-BOT-BC243234  Poa secunda subsp. secunda W. R. Dudley 1901-8-23 s.n. Siskiyou Foxtail Ridge, Salmon Mountains, Siskiyou Mountains Comment
  SEINET7864991  Poa secunda var. secunda L. C. Wheeler 1935-5-4 3464 Siskiyou Greenhorn Creek, Siskiyou Mountains 853 Comment
  UC922452  Polemonium californicum Annie M. Alexander and Louise Kellogg 1949-7-20 5819 Siskiyou Paradise Lake Marble Mountains, Paradise Lake 1920 Comment
  RSA262351  Polemonium californicum J. M. Tucker 1963-7-7 3725 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  UC538028  Polemonium chartaceum David H. Johnson 1934-6-11 Siskiyou Dobkins Lake , Dobkins Lake (Mt. Eddy) 1828 Comment
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Jul 22 2018
  CAS-BOT-BC231346  Polemonium pulcherrimum Gilbert J. Muth 1969-8-7 1273 Siskiyou Boulder Peak Ridge Comment
  UC572805  Polemonium pulcherrimum W. Bridge Cooke 1937-7-31 9167 Siskiyou Mt. Shasta 3048 Comment
  CAS-BOT-BC231306  Polemonium pulcherrimum F. D. Douthitt 1923-7-12 11 Siskiyou Klamath National Forest, Dry Lake Mt. 2133 Comment
  UCD115149  Polyctenium fremontii Wm. E. Moon 1958-5-29 s.n. Siskiyou State Highway 97, southwest of Hebron summit. 1524 Comment
  HSC27665  Polygala californica Carl W. Mize 1972-6-8 1 Siskiyou Along the main trail 328 Comment
  CAS-BOT-BC170334  Polygala cornuta var. cornuta R. E. Frenkel 1964-7-15 689 Siskiyou On Everitt Memorial road near Mount Shast, 1.7 miles north of McCloud River RR crossing. 1290 Comment
  JEPS93927  Polygala cornuta var. cornuta Vernon H. Oswald and Lowell Ahart 1998-8-3 9411 Siskiyou Kangaroo Lake Road (USFS 41N08) 3.5 mi se of Gazelle-Callahan Road; Kangaroo Lake Road 1493 Comment
  POM138560  Polygala cornuta var. cornuta Milo S. Baker 1897-1 167 Siskiyou Mayfield Road Comment
  UC528012  Polygonum amphibium var. stipulaceum Elmer I. Applegate 1923-8-19 3892 Siskiyou Medicine Lake Comment
  CHSC88095  Polygonum aviculare Jenny Marr 1993-7-1 105 Siskiyou Butte Valley Wildlife Area, +- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  UC1045258  Polygonum aviculare subsp. aviculare W. Bridge Cooke 1940-8-2 15403 Siskiyou Bear Springs Meadow Mount Shasta (along road) Comment
  UC164406  Polygonum aviculare subsp. buxiforme Geo. D. Butler 1908-6-24 181 Siskiyou near Yreka Comment
  CAS-BOT-BC414313  Polygonum aviculare subsp. neglectum R. E. Frenkel 1963-7-15 226 Siskiyou On Everitt Memorial Highway near Mount Shasta, 4.7 miles north of McCloud River RR crossing 1545 Comment
  HSC17464  Polygonum aviculare var. angustissimum Geo. D. Butler 1908-8-28 190 Siskiyou Mining dump of L. Eastlick near Oro Fino Comment
  CAS-BOT-BC414394  Polygonum californicum Louis C. Wheeler 1934-6-21 2747 Siskiyou West Fork Cottonwood Creek, Siskiyou Mts. 1005 Comment
  CAS-BOT-BC95027  Polygonum davisiae R. C. Wenk 2005-7-15 218 Siskiyou Trinity Alps, above S Fork of the Salmon River, along Yellow Rose Mine Trail, N along ridge toward Preacher's Peak 2133 Comment
  HSC42897  Polygonum douglasii Ken Stillman 1976-8-31 457 Siskiyou E and N sides of Williams Point 366 Comment
  POM104491  Polygonum douglasii Geo. D. Butler 1910-7-9 1706 Siskiyou Shackleford Creek. 1220 Comment
  RSA11902  Polygonum douglasii Elmer I. Applegate 1923-8-18 3885 Siskiyou Hoffman Mtn, Medicine Lake Comment
  CAS-BOT-BC414586  Polygonum douglasii Wm. Bridge Cooke 1938-7-29 11422 Siskiyou Mount Shasta. Wagon Camp. Along Wagon Camp Creek Comment
  OBI72046  Polygonum douglasii Barbara Ertter 1990-7-14 9310 Siskiyou E side Mt. Eddy ca 4 airmiles due W of Mt Shasta City, at streamlet ner end of FR 41N53 ca 1 mi N of morgan Meadows 1676 Comment
  POM312533  Polygonum kelloggii H. L. Mason 1948-7-17 13599 Siskiyou Eastern Grass Lake. Comment
  RSA184723  Polygonum kelloggii Gilbert Muth 1966-7-19 425 Siskiyou Horse pasture above camp, Marble Mtns. 1799 Comment
  CAS-BOT-BC418596  Polygonum minimum Wm. Bridge Cooke 1938-9-8 11658 Siskiyou Mount Shasta. Squaw Creek Meadows 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
  UC1408824  Polygonum phytolaccifolium Frederick W. Oettinger 1968-8-7 437 Siskiyou Hancock Lake Salmon Mountains, Marble Mountain Wilderness Area (e side, w Siskiyou Co.) 1889 Comment
  CAS-BOT-BC420066  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1921-7-24 10752 Siskiyou Castle Lake Comment
  CAS-BOT-BC109282  Polygonum shastense A. A. Heller 1920-8-12 13520 Siskiyou Between Horse Camp and the Spring, Mount Shasta. Comment
  SDSU9667  Polygonum shastense D. F. Howe 1962-8-6 3409 Siskiyou Mt. Shasta, Shasta National Forest. 2438 Comment
  SEINET3404056 Image available Polygonum shastense R. Tofsrud, J. M. Tucker 1948-8-2 1765 Siskiyou Panther Meadows, S slope of Mt. Shasta Comment
  UC6736  Polygonum shastense W. H. Brewer 1862-9-13 1382 Siskiyou near Camp 99; Mt. Shasta 2438 Comment
  UC637168  Polypodium calirhiza Edward Lee 1934-8-13 1056 Siskiyou 4 mi n Happy Camp (Indian Creek); Klamath Nat'l Forest 411 Comment
  UCR129386  Polystichum californicum L. C. Wheeler 1934-8-16 3172 Siskiyou Siskiyou Mtns., 2 miles east of White Mtn., Mt. Diablo Meridian 1921 Comment
  HSC27335  Polystichum imbricans J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5709 Siskiyou E slope of Kangaroo Mtn., above Toehead Lake. 1890 Comment
  HSC79157  Polystichum imbricans C. J. Thomas 1983-10-1 107 Siskiyou 0.75 mi. from Indian Scotty campground on gravel rd. to Paradise Lake 854 Comment
  RSA237502  Polystichum imbricans Frederick W. Oettinger 1968-9-8 777 Siskiyou In granitic rock on a hot dry site, boulder area due north of the English Lake outlet. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. Comment
  RSA239011  Polystichum imbricans Frederick W. Oettinger 1966-7-25 37 Siskiyou Along Timber Gulch stream bank, Klamath Natinal Forest, Colville. Comment
  HSC77280  Polystichum imbricans subsp. imbricans L. P. Janeway 1983-8-28 625 Siskiyou Along USFS 18N33 1 mi. from Grayback Rd. 1037 Comment
  HSC81755  Polystichum lemmonii Thomas W. Nelson, Jane Nelson 1980-7-20 6184 Siskiyou Above and to SE of Big Carmen Lake 1738 Comment
  UC205092  Polystichum lemmonii A. A. Heller 1914-8-28 11739 Siskiyou e side Mt. Eddy 2286 Comment
  CAS-BOT-BC72373  Polystichum lemmonii Marck Menke 1999-7-9 67 Siskiyou Klamath Nat. Forest, Bee Camp 1767 Comment
  HSC79123  Polystichum lemmonii C. J. Thomas 1983-10-1 79 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  HSC79128  Polystichum lemmonii C. J. Thomas 1983-10-1 74 Siskiyou Scott Mtn. Summit, 0.5 to 0.75 mi. above Big Carmen Lake 1756 Comment
  RSA123580  Polystichum lemmonii G. D. Barbe 1955-7-9 147 Siskiyou Among rocks beside a stream on SW shore of Kangaroo Lake, Scott Mts. 1829 Comment
  UC185242  Polystichum lemmonii Geo. D. Butler 1910-7-12 1757 Siskiyou Schackleford Creek 1371 Comment
  SBBG19505  Polystichum lonchitis L. L. Kiefer 1963-8-9 732 Siskiyou Castle Lake, rocks at S end of lake 2133 Comment
  UC922442  Polystichum munitum Annie M. Alexander and Louise Kellogg 1948-9-15 5622 Siskiyou Canyon Creek, branch Scott River Canyon Creek 762 Comment
  HSC27970  Polystichum munitum Carl W. Mize 1972-8-19 108 Siskiyou Close to Steinacher Cr. 427 Comment
  CAS-BOT-BC102954  Populus trichocarpa Gilbert Muth 1966-7-19 421 Siskiyou Marble Gap Trail, along 1st bluff, Marble Mts. 1828 Comment
  HSC46779  Populus trichocarpa William J. Ferlatte 1974-7-14 1527 Siskiyou Big Flat, S Fork of Salmon River below campground 1509 Comment
  SEINET10460781  Porterella carnosula A. Arthur Heller 1940-7-23 Heller 15758 Siskiyou Grass Lake on U.S. Highway 97 1561 Comment
  UC1265462  Potamogeton berchtoldii Frederick W. Oettinger 1969-8-18 1417 Siskiyou at nw shore of Horse Range Lake (High Lake Basins in Vicinity of English Peak); Salmon Mountains, Marble Mountain Wilderness Area 1821 Comment
  HSC29337  Potamogeton berchtoldii Frederick W. Oettinger 1969-9-5 1684 Siskiyou Marble Mtn. Wilderness Area, Salamander Lake, 0.7 mi. NE of Abbotts Lake 1791 Comment
  CAS-BOT-BC453682  Potamogeton gramineus Calvin McMillan; Malcom A. Nobs 1949-6-17 801 Siskiyou Grass Lake, Highway 97 Comment
  CAS-BOT-BC267227  Potamogeton robbinsii John Thomas Howell 1939-8-9 15196 Siskiyou Sky High Valley, Marble Mountains 1828 Comment
  CAS-BOT-BC143183  Potentilla breweri John Thomas Howell 1937-7-25 13468 Siskiyou Caribou Basin, Salmon-Trinity Alps 2286 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
  JEPS82728  Potentilla drummondii Wayne Roderick 1983-7-10 Siskiyou Doe Flat near the Del Norte County line; Doe Flat 1143 Comment
  RSA261500  Potentilla drummondii J. M. Tucker 1974-7-28 4320 Siskiyou Haypress Meadows, Marble Mtn Wilderness Area. 1463 Comment
  UCD113827  Potentilla drummondii J. M. Tucker 1974-7-28 4320 Siskiyou Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  HSC18736  Potentilla flabellifolia Dorothy Parker 1949-7-10 338 Siskiyou Head of Paradise Lake, Salmon Mtn. Comment
  CAS-BOT-BC94849  Potentilla glandulosa R. C. Wenk 2005-7-15 236 Siskiyou Trinity Alps, above South Fork of Salmon River, along Yellow Rose Mine Trail 2042 Comment
  CHSC88116  Potentilla gracilis var. fastigiata Jenny Marr 1993-7-1 126 Siskiyou Butte Valley Wildlife Area, +/- 7 air miles NW of the town of MacDoel. Meadow NW of Meiss Lake. 1349 Comment
  JEPS47175  Potentilla gracilis var. fastigiata W. L. Jepson 1937-7-30 18550 Siskiyou Poker Flat Siskiyou Mts., headwaters of Indian Creek, Poker Flat 1584 Comment
  JEPS94062  Potentilla gracilis var. fastigiata Vernon H. Oswald and Lowell Ahart 1998-7-21 9351 Siskiyou Northeast of Weed and south of Macdoel along Old State Highway on west side of Bray. 1417 Comment
  UC60973  Potentilla gracilis var. flabelliformis Geo. B. Grant September 1902 5086 Siskiyou Sisson Mount Shasta, Sisson 914 Comment
  CAS-BOT-BC158531  Potentilla millefolia Frank Gould; Kay H. Beach 1940-5-16 644 Siskiyou About 24 miles north of Weed on the road to [Klammath] Klamath Falls Comment
  JEPS93984  Potentilla newberryi Vernon H. Oswald 1998-6-27 9241 Siskiyou ca. 22 air mi. n.e. Weed (Dry Lake on s. side of Tennant Rd. ca. 9 air mi. e. of Grass lake) 1402 Comment
  UC1034608  Prunella vulgaris var. lanceolata Douglas Barbe 1955-6-29 40 Siskiyou on the s bank of Scott River 1.8 mi e Callahan; Klamath Mountains, bank of Scott River 975 Comment
  RSA68931  Prunella vulgaris var. lanceolata A. E. Culbertson 1943-7-12 27 Siskiyou Castle Lake, in a north facing cirque with a abrupt 1000 backwall; 14 miles SW of Mt. Shasta on N side of a 6600 eastern spur of Trinity Mts.; 2000 ft. above Sacramento R. within 10 air miles of its headwaters to the west. 1657 Comment
  CAS-BOT-BC158235  Prunus emarginata L. B. Kildale 1930-6-1 9790 Siskiyou Black Bear trail to Sawyers Bar Comment
  HSC122  Prunus emarginata William J. Ferlatte 1967-7-25 716 Siskiyou Caribou Mtn. 2470 Comment
  HSC18926  Prunus emarginata J. O. Sawyer 1969-8-1 1664 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  UCD113449  Prunus emarginata John M. Tucker 1963-7-7 3711 Siskiyou in vicinity of Paradise Lake, at base on east side of Kings Castle, Marble Mountain Wilderness Area. 1981 Comment
  CAS-BOT-BC158199  Prunus emarginata Paul F. Covel 1939-8-13 1652 Siskiyou Lava Beds Nat. Monument, Modoc-Siskiyou Co's Comment
  CAS-BOT-BC151227  Prunus virginiana var. demissa Wm. Bridge Cooke 1938-8-5 11443 Siskiyou MacBride Springs - Mount Shasta 1524 Comment
  POM88104  Prunus virginiana var. demissa Geo. D. Butler 1910-4-30 1248 Siskiyou [Greka or Silka]? Creek Comment
  CAS-BOT-BC357407  Pseudognaphalium microcephalum A. A. Heller 1914-8-25 11702 Siskiyou Near Deetz station opposite Black Butte 1158 Comment
  JEPS95317  Pseudognaphalium stramineum Vernon H. Oswald and L. Ahart 1994-8-10 6451 Siskiyou T40N R2W NE1/4 NE1/4 Sec. 27, 3600 ft, Yellow Pine Forest. Pilgrim Creek Rd. (FS13) at Mud Creek, 2.7 mi N of Hwy. 89, ca. 4.5 mi (air) NE of McCloud 1097 Comment
  CAS-BOT-BC357577  Pseudognaphalium stramineum Carl B. Wolf 1927-8-26 1061 Siskiyou On the Klamath River, 3 mi. below Gottville Comment
  POM161561  Pseudoroegneria spicata subsp. spicata Geo D. Butler 1910-7-3 1626 Siskiyou Goose nest foothills 1220 Comment
  UC239  Pseudotsuga menziesii var. menziesii T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC401305  Pseudotsuga menziesii var. menziesii Geo. D. Butler 1908-7-20 522 Siskiyou Humbug Mountain Comment
  HSC73297  Pteridium aquilinum var. pubescens M. A. Baker 1980-6-20 2194 Siskiyou Near Bald Mtn. 1036 Comment
  JEPS82432  Pterospora andromedea Gilbert Muth 1966-7-29 464 Siskiyou Marble Valley Marble Mt. Wilderness Area (by waterfall) 1828 Comment
  CAS-BOT-BC460549  Pterospora andromedea Wayne Roderick 1967-7-27 s.n. Siskiyou High road S of Etna 1676 Comment
  JEPS44605  Purshia tridentata var. tridentata W. L. Jepson 1940-6-23 20013 Siskiyou n of Mt. Shasta (Andesite Station) 975 Comment
  RSA48587  Purshia tridentata var. tridentata Philip A. Munz 1949-5-18 13311 Siskiyou 2 miles SW of Gazelle 1463 Comment
  SEINET10686400  Purshia tridentata var. tridentata Karen M. Meyer, Andrew Townesmith 2007-8-2 Meyer 184 Siskiyou Shasta-Trinity National Forest. 0.1 mi. on Forest Service Rd. 43N21, 12.5 mi on Hwy. 97, east side of road. 1218 Comment
  RSA0082800  Pyrola aphylla Frederick W. Oettinger 1969-8-9 1324 Siskiyou Along main trail (North fork of Salmon River) between 5 mile Stock Gate and Abbott's Upper Cabin. 1098 Comment
  RSA0010406  Pyrola crypta Diana D. Jolles 2013-7-18 598 Siskiyou Marble Mountain Wilderness just on the SE side of Hancock Lake (a sky lake) in forest between meadow and the lake. 1942 Comment
  HSC29312  Pyrola crypta Frederick W. Oettinger 1968-8-7 439 Siskiyou Marble Mtn. Wilderness Area, just N of Tobacco Lake 1890 Comment
  RSA0080540  Pyrola crypta Frederick W. Oettinger 1969-8-31 1570 Siskiyou North side of English Peak along Tanner's Peak Trail. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2134 Comment
  UC2062587  Pyrola dentata Belinda Lo with Alex Randolph-Lowe 2017-8-25 361 Siskiyou SISKIYOU COUNTY: Ash Creek Butte, southwest of Surprise Lake. Comment
  CAS-BOT-BC462543  Pyrola dentata Elizabeth McClintock; Wayne Roderick; Martha Roderick 1967-7-29 s.n. Siskiyou Near Cedar Lake, Trinity Mts. 1828 Comment
  CAS-BOT-BC462802  Pyrola dentata Marion Ownbey; Fred G. Meyer 1940-7-8 2225 Siskiyou Near summit of Siskiyou Mountains, 17 miles N of Happy Camp Comment
  HSC92966  Pyrola dentata Jennifer Whipple 1976-9-4 1789 Siskiyou Near Dobkins Lake 2073 Comment
  HSC804  Pyrola picta William J. Ferlatte 1967-7-25 715 Siskiyou N side of Caribou Mtn. 1982 Comment
  CAS-BOT-BC466145  Pyrola picta Volney Rattan 1879-1-1 s.n. Siskiyou Klamath Comment
  RSA768923  Pyrrocoma lanceolata var. lanceolata L. Ahart, John Dittes 2010-7-30 16969 Siskiyou Shasta Big Springs Ranch, 2.6 air miles northwest of Big Springs Lake, 3.9 air miles southeast of Grenada, 6.3 air miles northeast of Dwinnel Dam. 779 Comment
  JEPS82715  Quercus Wayne Roderick 1981-7-4 Siskiyou Cook and Green Pass 1371 Comment
  CAS-BOT-BC94665  Quercus garryana L. R. Abrams 1924-8-7 9895 Siskiyou Klamath River 6 miles below Hornbrook Comment
  CAS-BOT-BC62765  Quercus garryana var. breweri Marion Ownbey; Fred G. Meyer 1940-7-8 2229 Siskiyou summit of Siskiyou Mountains, 21 miles north of Happy Camp Comment
  POM267245  Quercus garryana var. breweri Marion Ownbey, Fred G. Meyer 1940-7-8 2229 Siskiyou Summit of Siskiyou Mountains, 21 miles north of Happy Camp. Comment
  RSA476804  Quercus garryana var. garryana E. E. Stanford 1930-6-16 1603 Siskiyou Near Hornbrook. Comment
  CDA21943  Quercus kelloggii T. C. Fuller 1964-10-7 12685 Siskiyou On slope of Mt. Shasta, 1 mile southeast of Mt. Shasta City. 0 Comment
  CAS-BOT-BC104343  Quercus sadleriana Marion Ownbey; Fred G. Meyer 1940-7-8 2230 Siskiyou Near summit of Siskiyou Mountains, 20 miles N of Happy Camp Comment
  CAS-BOT-BC104351  Quercus sadleriana Doris K. Kildale 1928-8-18 6443 Siskiyou Lead of N Fork Salmon River at Finley's upper Camp Comment
  RSA82852  Quercus sadleriana J. M. Tucker, R. Tofsrud 1948-8-3 1779 -C Siskiyou Summit of Happy Camp - O'brien (Oregon) road. On Del Norte-Siskiyou county line. 1555 Comment
  CAS-BOT-BC104625  Quercus vacciniifolia Alice Eastwood 1912-8-28 1948 Siskiyou Cantara Comment
  JEPS20044  Quercus vacciniifolia George D. Butler 1908-8-11 231 Siskiyou Shackleford Creek 1158 Comment
  RSA237825  Quercus vacciniifolia Frederick W. Oettinger 1968-9-1 641 Siskiyou On rocky ridge of Franz Peak NNE of Diamond Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2104 Comment
  RSA622138  Quercus vacciniifolia J. M. Tucker 1948-8-3 1776 Siskiyou 6.7 miles (by road) below the summit of Happy Camp - Waldo road. Comment
  UC1040687  Quercus vacciniifolia Beecher Crampton 1956-8-21 3847 Siskiyou just above junction of the North Fork with the South and Middle Fork; Canyon of the Sacramento River 1066 Comment
  HSC28740  Ranunculus aquatilis var. diffusus Frederick W. Oettinger 1969-8-24 1541 Siskiyou Marble Mtn. Wilderness Area, outlet of Upper English Lake 1921 Comment
  UC1409274  Ranunculus gormanii Frederick W. Oettinger 1969-7-14 1015 Siskiyou Charmaine Lake Salmon Mountains, Marble Mountain Wilderness Area (outlet stream at ne corner) 1905 Comment
  UC375276  Ranunculus occidentalis Geo. D. Butler 1909-3-14 567 Siskiyou near Yreka Comment
  UC454029  Ranunculus occidentalis I. J. Condit 1911-7-13 Siskiyou Dunsmuir; creek bed Comment
  POM269697  Ranunculus orthorhynchus Frank W. Gould 1940-5-14 1226 Siskiyou Bull Meadows 11 miles W of Hwy 97 on road to Montague 1677 Comment
  HSC100035  Ranunculus testiculatus J. P. Smith, & J. O. Sawyer 2010-5-6 12820 Siskiyou Camp Creek Campground. 727 Comment
  POM268994  Ranunculus uncinatus var. parviflorus Louis C. Wheeler 1934-6-7 2656 Siskiyou North Hungry Creek. 1220 Comment
  UC220629  Raphanus raphanistrum H. E. Brown June 1-10 1897 343 Siskiyou near Sisson 1083 Comment
  POM136617  Rhamnus rubra E. B. Copeland 1903-9-6 3863 Siskiyou Mt. Eddy. Comment
  HSC22279  Rhododendron columbianum J. O. Sawyer 1969-7-11 1334 Siskiyou S Sugar Creek 1829 Comment
  UCD13285  Rhododendron columbianum K. F. Mawdsley 1996-7-10 16 Siskiyou California, Siskiyou County. Castle Lake. 1698 Comment
  JEPS58760  Rhododendron occidentale W. L. Jepson 1914-8-14 6165 Siskiyou Dunsmuir 670 Comment
  UC22136  Rhododendron occidentale T. H. Gilbert Jun 15 1899-Jul 15 1899 Siskiyou Scott River Valley Comment
  UC160397  Ribes I. J. Condit 1911-7-22 Siskiyou Shasta trail 1676 Comment
  POM92097  Ribes aureum Geo. D. Butler 1910-4-19 1203 Siskiyou Yreka Creek Comment
  UC1167541  Ribes binominatum C. R. Quick 1936-8-18 Siskiyou near Oregon State Line (margins of Poker Flat, near summit of Siskiyou Mountains); Klamath National Forest Comment
  CAS-BOT-BC173288  Ribes lacustre Doris K. Kildale 1929-7-20 8667 Siskiyou Raspberry Lake, upper Indian Creek 1828 Comment
  UC637111  Ribes lacustre Annetta Carter 1934-8-13 709 Siskiyou Happy Camp to Waldo (Oregon) road Klamath National Forest, West Branch Indian Creek watershed 1463 Comment
  CAS-BOT-BC173379  Ribes lobbii C. H. M. 1916-9-8 s.n. Siskiyou Black Butte, Calif. Nat'l. Forest Comment
  CAS-BOT-BC173384  Ribes lobbii Roxana S. Ferris; Laura Lorraine 1948-6-12 11773 Siskiyou About 7 miles from Etna on Forks of Salmon Road 1818 Comment
  HSC65689  Ribes lobbii J. P. Smith, Steve Selva 1970-6-15 3964 Siskiyou 20 mi. E of Cecilville on the road to Callahan. 1646 Comment
  JEPS25643  Ribes lobbii Rimo Bacigalupi with Mr. and Mrs. Van Deventer 1959-7-9 7282 Siskiyou meadow at Poker Flat Poker Flat 1536 Comment
  UC570823  Ribes lobbii Dorothy Tebbe 1929-6-12 15 Siskiyou White's Gulch Salmon Mountains Comment
  RSA0021142  Ribes lobbii J. M. Tucker 1974-7-28 4324 Siskiyou Adjacent to camp at Haypress Meadows, Marble Mountain Wilderness Area. 1463 Comment
  HSC69715  Ribes marshallii Maralyn A. Renner 1980-7-15 1768 Siskiyou English Lake inlet 1780 Comment
  CAS-BOT-BC217881  Ribes nevadense Marcus E. Jones 1931-7-17 29003 Siskiyou Shasta City (Session's) Comment
  CAS-BOT-BC219275  Ribes nevadense A. A. Heller 1920-8-12 13513 Siskiyou 3.5 miles from Horse Camp on the Mount Shasta Trail Comment
  CHSC1660  Ribes nevadense M. Yoder 1941-6-28 Siskiyou Castle Lake. Comment
  JEPS49300 Image available Ribes nevadense Annie M. Alexander and Louise Kellogg 1911-6-21 164 Siskiyou Jackson Lake Comment
  UC1190157  Ribes nevadense Ira L. Wiggins 1955-7-25 13508 Siskiyou Mountain View Ranch, ditch head on Rush Creek Rush Creek 1005 Comment
  RSA0019540  Ribes sanguineum Frederick W. Oettinger, Robert F. Thorne 1969-8-7 1280 Siskiyou Southeast of English Lake. The high lake basins in the vicinity of English Peak, Marble Mountain Wilderness Area. 1829 Comment
  RSA0019543  Ribes sanguineum Joseph P. Tracy 1951-6-16 19497 Siskiyou Summit of the Siskiyous, at crossing of the Takilma-Happy Camp Road near state line. 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
  RSA0020884  Ribes velutinum Lyman Benson 1929-3-27 1074 Siskiyou Rocky ledges along Klamath River. Comment
  CAS-BOT-BC168796  Ribes viscosissimum John M. Tucker 1963-7-7 3710 Siskiyou In vicinity of Paradise Lake, at the base on east side of Kings Castle, Marble Mountain Wilderness Area 1981 Comment
  CAS-BOT-BC168803  Ribes viscosissimum W. R. Dudley 1899-8-22 s.n. Siskiyou On Craggy Peak near spring. Comment
  UCD78095  Ribes viscosissimum Robert E. Preston 2001-6-23 1622 Siskiyou Klamath National Forest, n-facing slope of Rainbow Mtn, T42N R1W ne 1/4 Section 15 1706 Comment
  HSC76888  Ribes viscosissimum K. T. Stillman 1976-7-7 152 Siskiyou Marble Mtn. Wilderness Area, trail from S Kelsey Creek to Paradise Lake 1677 Comment
  CDA25592  Ribes viscosissimum var. hallii Jennifer Whipple 1976-6-19 1063 Siskiyou Klamath Mountains; Dale Creek drainage on the north face of Mount Eddy. Comment
  UC673226  Romanzoffia californica Lincoln Constance, Reed C. Rollins 1942-5-13 2904 Siskiyou Klamath River 4 mi e of Seiad; Klamath-Siskiyou Region, Klamath River 457 Comment
  HSC99213  Romanzoffia sitchensis Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  CAS-BOT-BC74660  Rorippa curvisiliqua Gilbert Muth 1966-7-19 423 Siskiyou Marble Mountains. Horse pasture above camp. 1798 Comment
  POM95538  Rorippa curvisiliqua Geo. D. Butler 1909-5-29 783 Siskiyou Near Yreka. Comment
  CAS-BOT-BC147465  Rosa californica Doris K. Kildale 1929-6-25 8371 Siskiyou Klamath River, 6 miles north of Hornbrook Comment
  CAS-BOT-BC146740  Rosa gymnocarpa Alice Eastwood 1912-7-19 1228 Siskiyou Mount Shasta Comment
  CAS-BOT-BC146757  Rosa gymnocarpa Doris K. Kildale 1928-7-4 5469 Siskiyou 3 miles west of Summit of divide between Sawyers Bar and Etna Mills 1828 Comment
  CAS-BOT-BC146765  Rosa gymnocarpa H. A. Thomas; J. H. Thomas 1954-7-27 4551 Siskiyou Salmon - Trinity Mts. About 6 miles SE of Cecilville. South side of South Fork of Salmon River in vicinity of Blind Horse Creek and area 1 mile to SE 975 Comment
  RSA237791  Rosa gymnocarpa Frederick W. Oettinger 1967-7-30 223 Siskiyou Outlet stream N end of Abbotts Lake, about 200 yards down from the lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  RSA237818  Rosa gymnocarpa Frederick W. Oettinger 1968-8-17 559 Siskiyou Pine Lake Meadows. Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1875 Comment
  UC1034581  Rosa pisocarpa Milo S. Baker and Douglas Barbe 1955-7-4 95 Siskiyou French Creek Rd 10 mi s Etna (along creek) 944 Comment
  JEPS83869  Rosa pisocarpa subsp. pisocarpa Wayne Roderick 1976-7-1 Siskiyou vicinity of Cook and Green Pass Siskiyou Mts. 1463 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
  LA208218  Rubus lasiococcus Louis C. Wheeler; 1934-8-13 3116 Siskiyou Siskiyou Mountains, Johnson Dairy 1828 Comment
  HSC19435A  Rubus leucodermis J. O. Sawyer 1969-8-4 1922 Siskiyou South Sugar Creek 2043 Comment
  UCSC000370  Rubus leucodermis I. J. Condit 2009-8-23 s.n. Siskiyou near Sisson Sisson - Castle Lake 1829 Comment
  HSC48290  Rubus ursinus J. O. Sawyer, K. Stillman 1978-7-6 3295 Siskiyou Along Happy Camp - O'Brien Rd., above Louse Creek. Comment
  OBI55479  Rudbeckia klamathensis David J. Keil, Kathleen Keil 1992-7-21 23528 Siskiyou Klamath Natl Forest SE of Callahan. Forest Rd 40N08. 0.5 mi W of Scott Mtn rd (hwy 3) Comment
  UC1483467  Rumex acetosella Maralyn A. Renner 1980-7-24 2040 Siskiyou Lily Pad Lake Klamath National Forest, Seiad Valley Quad. 1767 Comment
  HSC28677  Rumex acetosella Frederick W. Oettinger 1968-8-10 466 Siskiyou Salmon Mountains, High Lake Basins in the vicinity of English Peak, Marble Mountain Wilderness Area; Trail east side of Hancock Lake 1890 Comment
  RSA611388  Sagina apetala L. C. Wheeler 1934-6-2 2606 Siskiyou Klamath River at Cherry Flat; Siskiyou Mts. 518 Comment
  SD79846  Salix exigua var. hindsiana Helen V. Witham 1969-10-8 579 Siskiyou Scott River at Indian Scotty Campground 700 Comment
  UC1034617  Salix exigua var. hindsiana Milo S. Baker and Douglas Barbe 1955-6-28 7 Siskiyou 0.8 mi n Callahan (in dredgings near Hjertager's Mill); Klamath Mts. 975 Comment
  UC375222  Salix exigua var. hindsiana Geo. D. Butler 1909-9-20 1082 Siskiyou along creek near Yreka Comment
  UC164075  Salix laevigata Geo. D. Butler 1908-7-7 151 Siskiyou Comment
  UC449838  Salix lasiandra subsp. lasiandra L. S. Smith 1931-6-1 20 Siskiyou near Mt. Shasta Mt. Shasta 1066 Comment
  UC482255  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1931-6-19 429 Siskiyou ca. 16 km. n.w. Shasta City (near rd. and creek e. of Metcalf ranch house, n. base Mt. Eddy); Mt. Eddy 1200 Comment
  UC576374  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin 1937-7-22 869 Siskiyou beyond head of Big Flat (near S. Fork Salmon R.) 1615 Comment
  CAS-BOT-BC125456  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
  CAS-BOT-BC125480  Salix lasiandra var. lasiandra L. E. Smith 1913-4-2 621 Siskiyou Sisson Comment
  SD37402  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin 1931-6-19 429 Siskiyou North base of Mount Eddy, about 10 km northwest of Shasta City, in meadow near road and creek east of Metcalf ranch house 1200 Comment
  LA208781  Salix lasiolepis Mrs. H. P. Bracelin; 1931-6-21 469 Siskiyou N side of Mount Eddy, about 21 km NW of Shasta City; 300 km. below Dobkin's Lake 1650.0 Comment
  POM219903  Salix lasiolepis H. P. Bracelin 1931-6-21 469 Siskiyou N side of Mt Eddy. About 21 km NW of Shasta City. 1650 Comment
  POM362720  Salix lasiolepis H. P. Bracelin 1931-6-19 411 Siskiyou NE side of Mt Eddy. About 16 km NW of Shasta City. Above Metcalf ranch house. 1425 Comment
  UC482245  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-19 419 Siskiyou about 16 km nw Shasta City (ne side of mt., edge of stream above Metcalf ranch house); Mount Eddy 1425 Comment
  UC576390  Salix lasiolepis Mrs. H. P. Bracelin 1936-5-12 843 Siskiyou 11 mi. n.w. from Mt. Shasta City (ca. 2 mi. e. of Burney Mill, n. base Mt. Eddy, flat beside creek at bridge); n. base Mt. Eddy 1127 Comment
  CAS-BOT-BC124540  Salix lasiolepis var. lasiolepis Louis C. Wheeler 1934-12-16 3363 Siskiyou Oak Knoll Ranger Station, Klamath River, Siskiyou Mts. 670 Comment
  CAS-BOT-BC125689  Salix melanopsis W. R. Dudley 1899-8-25 s.n. Siskiyou Gazelle Comment
  CDA119  Salix scouleriana D. G. Kelch 2007-7-25 7 .5 Siskiyou Indian Creek Rd., just S of Greyback Summit. Comment
  HSC19409  Salix scouleriana J. O. Sawyer 1968-7-10 497 Siskiyou Lower slopes grading to terrace of a temporary stream. 1768 Comment
  SJSU169  Salix scouleriana Mrs. H. P. Bracelin 1931-6-19 435 Siskiyou E of Metcalf ranch house, N base of Mt Eddy c. 10 km NW of Shasta City 1079 Comment
  UCR142840  Salix scouleriana Mrs. H. P. Bracelin 1931-6-19 435 Siskiyou North base of Mount Eddy, c. 10 km. northwest of Shasta City, east of Metcalf ranch house 1080 Comment
  CAS-BOT-BC129043  Salix scouleriana W. R. Dudley 1899-8-15 s.n. Siskiyou Toward Black Fox Mountains Comment
  CAS-BOT-BC128970  Salix sitchensis John Thomas Howell 1939-8-5 15079 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  RSA17697  Salvia dorrii subsp. dorrii Elmer I. Applegate 1935-6-7 9408 Siskiyou Indian Well, Lava Beds National Monument Comment
  CAS-BOT-BC220807  Salvia dorrii var. dorrii Elmer I. Applegate 1935-6-5 2343 Siskiyou Capt. Jack's Ice Cave, Lava Beds National Monument Comment
  UC1124683  Salvia dorrii var. dorrii M. H. Mitchell 1936-5-21 Siskiyou Frozen River Cave; Modoc Lava Beds National Monument, Dorris Quad. 1356 Comment
  JEPS96773  Salvia virgata Dean W. Taylor 1999-8-12 17425 Siskiyou Ager Beswick Road, 0.3 miles South of the crossing of Bogus Creek 822 Comment
  POM67340  Sambucus caerulea Geo. D. Butler 1910-5-29 1425 Siskiyou Near Yreka. Comment
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Jan 23 2011
  RSA238532  Sambucus caerulea Frederick W. Oettinger 1968-8-23 618 Siskiyou Just west of Upper English Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 1768 Comment
  CAS-BOT-BC238895  Sambucus nigra subsp. caerulea Milo S. Baker; Douglas Barbe 1955-7-5 96 Siskiyou Klamath Mountains. 5.7 mi. South of Etna on French Cr. Rd. 883 Comment
  UCR66580  Sanguisorba annua L. C. Wheeler 1934-6-22 2758 Siskiyou Siskiyou Mtns., Cottonwood Creek 915 Comment
  JEPS19779  Sanicula tuberosa Rimo Bacigalupi with S. Galen Smith 1957-6-26 5947 Siskiyou close to Trintiy County Line (at s end of Gumboot Lake, head of South Fork of Sacramento River); Gumboot Lake, South Fork Sacramento River 1859 Comment
  SEINET2139859  Santalaceae R. L. Mathiasen 2007-1 2007 -35 Siskiyou 18 km W. of Indian Creek on forest road 17N11 1320 Comment
  JEPS74411  Saponaria officinalis W. B. and V. G. Cooke 1974-8-20 49245 Siskiyou Everett Memorial Highway Mt. Shasta (Mt. Shasta) Comment
  SBBG21922  Saponaria officinalis D. Myrick 1964-7-25 974 Siskiyou near Shasta Royal Inn, Dunsmuir 762 Comment
  UCD98478  Saponaria officinalis J. P. Smith; Steve Selva 1970-7-16 4404 Siskiyou 1 mile east of O'Neill Campground. 579 Comment
  UCSB24548  Saponaria officinalis Keefe, Joseph 1967-7-11 Siskiyou Fort Goff Campground; east of Seiad Valley 396 Comment
  HSC34487  Sarcodes sanguinea A. Montalvo, J. D. Ackerman 1974-8-17 426 Siskiyou W slope of Preston Peak, W Siskiyou Mtns. 1524 Comment
  RSA237374  Saxifraga Frederick W. Oettinger 1967-7-8 154 Siskiyou North-facing cliff between Big Blue Lake and Hogan Lake. The Salmon Mountains. High Lake Basins in the vicinity of English Peak. Marble Mountain Wilderness Area. 2073 Comment
  RSA184699  Saxifraga caespitosa Gilbert Muth 1966-7-31 468 Siskiyou North side of Black Mountain, Marble Mountains. 1982 Comment
  JEPS13972 Image available Saxifraga fragarioides C. G. Pringle 1881-8-14 Siskiyou cliffs of Castle Lake; Mountains about headwaters of the Sacramento River; Sacramento River 1828 Comment
  RSA47992  Saxifraga nidifica Roxana S. Ferris, Laura Lorraine 1948-6-12 11774 Siskiyou About 5.5 miles from Etna on forks of Salmon road. Comment
  RSA261470  Saxifraga nidifica var. claytoniifolia J. M. Tucker 1963-7-7 3727 Siskiyou In vicinity of Paradise Lake, at base of Kings Castle on the east side, Marble Mountain Wilderness Area. 1982 Comment
  JEPS1218  Saxifraga odontoloma Freed Hoffman 1951-7-12 4033 Siskiyou about 8 mi above Scott River (on Kelsey Creek, Hammond's Stock-raising Camp, Western Siskiyou County); Marble Mountains, Kelsey Creek 1524 Comment
  UC144314  Saxifraga oregana A. A. Heller 1905-6-15 8031 Siskiyou Sisson Comment
  CAS-BOT-BC445871  Saxifragopsis fragarioides John Thomas Howell 1939-8-3 14990 Siskiyou Spirit Lake, Marble Mts. 1828 Comment
  CHSC99691  Saxifragopsis fragarioides L. P. Janeway 2008-7-24 9465 Siskiyou Klamath Ranges. Siskiyou Mountains; at end of short spur road into top of Alex Hole; 1.0 km east-southeast of Condrey Mountain. 1975 Comment
  RSA0101558  Sceptridium multifidum A. E. Culbertson 1943-8-30 35 Siskiyou Castle Lake, 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. 1657 Comment
  CAS-BOT-BC111413  Schoenoplectus acutus var. occidentalis Doris K. Kildale 1929-7-21 8742 Siskiyou Elk Lisk, South Fork of Indian Creek 1219 Comment
  CHSC91389  Schoenoplectus americanus Lowell Ahart; John Dittes 2005-6-10 12103 Siskiyou Steep slope, 30 yards east of the Shasta River, near the south fence, 100 yards south of the pump house along the Shasta River, about 1.9 miles (air) south of Highway 99/97 Cutoff, about 6 miles (air) east-southeast of Grenada. 776 Comment
  SEINET5717261 Image available Schoenoplectus americanus Philip E. Hyatt 2002-1 11141 Siskiyou Fr. Goff Recreation Area at T47N R12W S32's south edge at S5 of T46N R12W. Along Klamath River. Comment
  UC184170  Scirpus acutus var. occidentalis Geo. D. Butler 1909-10-10 1114 Siskiyou swampy place 1 mi n Yreka; n of Yreka Comment
  UC184033  Scirpus congdonii Geo. D. Butler 1910-7-9 1696 Siskiyou Shackleford Creek 1219 Comment
  CAS-BOT-BC111099  Scirpus microcarpus David Daniels Keck 1946-7-14 5692 Siskiyou West Branch of Indian Creek, Takilma-Happy Camp road. 914 Comment
  POM186207  Scirpus microcarpus E. B. Copeland 1903-8-14 3722 Siskiyou Sisson. Comment
  RSA65631  Scleranthus annuus L. C. Wheeler 1935-6-15 11801 Siskiyou Greenview, Scott Valley. 884 Comment
  CDA3393  Scleranthus annuus J. R. Grisham 1958-6-13 537 -58 Siskiyou Quartz Valley. 0 Comment
  CHSC106096  Sclerochloa dura Lowell Ahart; John Dittes 2010-7-30 16943 Siskiyou In the road tracks to the west edge of the Shasta River, about 30 yards south of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 miles (air) southwest of Big Springs Lake, 4.6 miles (air) northwest of Dwinnel Dam, 5.7 miles (air) southeast of Grenada. 716 Comment
  CAS-BOT-BC243527  Scribneria bolanderi E. L. Greene 1876-1-1 s.n. Siskiyou Yreka Comment
  UC909317  Scutellaria antirrhinoides Rodney Gregg 1948-8-1 Siskiyou Gazelle Mountain 1219 Comment
  UC144530  Scutellaria nana A. A. Heller 1905-6-22 8086 Siskiyou Igerna Comment
  UC618653  Scutellaria nana W. Bridge Cooke 1938-8-23 11569 Siskiyou n slope of Shastina; Mount Shasta, Shastina 2438 Comment
  UC164005  Scutellaria siphocampyloides Geo. D. Butler 1908-6-29 175 Siskiyou Cherry Creek Comment
  CDA2410  Secale cereale T. C. Fuller 1958-6-19 1893 Siskiyou Tom Williams property, 4 miles northeast of Montague. 0 Comment
  HSC36812  Secale cereale J. P. Smith 1974-5-27 7622 Siskiyou Along FS Rd. 47N03 1280 Comment
  RSA0104951  Sedum laxum subsp. laxum John F. Emmel 1974-7-16 512 Siskiyou 0.3 air miles WSW of Cyclone Gap; Siskiyou Mts. 1616 Comment
  HSC19539  Sedum obtusatum subsp. retusum J. O. Sawyer 1969-8-4 1918 Siskiyou South Sugar Creek 2043 Comment
  HSC25457  Sedum obtusatum subsp. retusum J. P. Smith, J. O. Sawyer, Maralyn O'Meara 1972-7-3 5652 Siskiyou E of Cook and Green Pass 1524 Comment
  CAS-BOT-BC64658  Sedum oregonense Edward Lee 1934-8-14 1105 Siskiyou Little Grayback, Siskiyou-Del Norte County line. 1868 Comment
  CAS-BOT-BC64652  Sedum oregonense Doris K. Kildale 1928-8-19 6541 Siskiyou Summit of divide between English Lake and Hancock Lake on trail to Marble Mt. 2194 Comment
  JEPS2848 Image available Sedum purdyi Carl Purdy 1900-1 Siskiyou Etna Mills; ; Etna Mills, Siskiyou Co. Comment
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  POM25601  Selaginella densa var. scopulorum E. B. Copeland 1903-10-9 273 Siskiyou Mt. Eddy 1524 Comment
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Jan 23 2011
  RSA13725  Selaginella densa var. scopulorum Louis Cutter Wheeler 1934-8-3 3036 Siskiyou Big Rock, Dog Fork, Middlehell Creek, Siskiyou Mountains 2091 Comment
  HSC29492  Selaginella scopulorum Frederick W. Oettinger 1968-8-5 401 Siskiyou Marble Mtn. Wilderness Area, between English Peak and Diamond Lake, 2073 Comment
  CHSC90388  Selaginella wallacei Martin J. Lenz 2004-12-17 1085 Siskiyou Road cutbank near small tributary of Tompkins Cr., approx. 7.1 air mi. SW of mouth of Scott River. UTM: 10 489596 E 4616333 N. 957 Comment
  RSA576443  Selaginella wallacei Louis Cutter Wheeler 1935-4-14 3419 Siskiyou West Fork Seiad Creek, Siskiyou Mtns. (Mt Diablo Mer) Comment
  JEPS19024  Selaginella wallacei Geo. D. Butler 1909-7-15 874 Siskiyou Salmon Range 1828 Comment
  JEPS79405  Selaginella wallacei Edward Lee 1934-8-12 1044 Siskiyou between Hamburg and Seiad Valley (n side Klamath River near mouth of Walker Creek) 426 Comment
  CAS-BOT-BC363422  Senecio aronicoides Wm. Bridge Cooke 1938-6-17 11013 Siskiyou Mount Shasta. Sisson Southern Trail Comment
  HSC67813  Senecio aronicoides J. O. Sawyer, J. Cole 1980-7-21 3820 Siskiyou NW of Little Mt. Hoffman 1982 Comment
  JEPS82268  Senecio fremontii var. fremontii Roger Raiche 1983-8-13 30600 Siskiyou near summit of Mt. Eddy; Mt. Eddy 2743 Comment
  CAS-BOT-BC363643  Senecio fremontii var. occidentalis Wm. Bridge Cooke 1938-8-23 11572 Siskiyou Mount Shasta. North slope of Shastina Comment
  UC1733689  Senecio integerrimus var. exaltatus Frank Gould, Kay H. Beach 1940-5-16 1250 Siskiyou Bald Mt. Comment
  CAS-BOT-BC364441  Senecio triangularis Doris K. Kildale 1929-8-24 9040 Siskiyou Rattlesnake Meadow, Preston Peak 1676 Comment
  HSC67710  Senecio triangularis John Palmer 1980-7-24 610 Siskiyou Klamath National Forest, Elk Hole 1503 Comment
  HSC96401  Senecio triangularis Gordon Leppig, J. Kalt 1996-7-9 351 Siskiyou Klamath National Forest, Russian Wilderness, cirque W of Little Duck Lake 2200 Comment
  RSA12485  Senecio triangularis C. B. Wolf 1934-7-4 5952 Siskiyou 6 8/10 mi. from Dry Lake Lookout, on rd. to Horse Creek, Siskiyou Mts. 1829 Comment
  RSA261516  Senecio triangularis J. M. Tucker, D. V. Hemphill 1974-7-26 4290 Siskiyou Let-Er Buck Meadows, ca. 0.5 mile southeast of Haypress Meadows, Marble Mountain Wilderness Area. 1433 Comment
  UC75811  Senecio triangularis Milo S. Baker 1899-7-31 Siskiyou on Ash Creek (e slope Mt. Shasta); e slope of Mt. Shasta Comment
  CAS-BOT-BC364437  Senecio triangularis Gilbert Muth 1965-8-2 s.n. Siskiyou Meadow at Marble Valley Comment
  HSC69336  Senecio triangularis John Palmer 1980-8-13 780 Siskiyou Dead Cow Creek, near USFS Rd. 47N44, Beaver Creek Rd. 1616 Comment
  OBI53780  Sericocarpus oregonensis subsp. oregonensis David J. Keil 1992-7-19 23463 Siskiyou Klamath NF. 6.5 mi NW of Sawyers Bar on Sawyers Bar Rd Comment
  HSC61977  Sibbaldia procumbens Al Hobart 6 Aug [year missing] Siskiyou Preston Pk. 1982 Comment
  CAS-BOT-BC213142  Sidalcea Margaret M. Hanna 1956-6-2 s.n. Siskiyou 6 mi. E of Redding, Hiway 299 Comment
  UC871449  Sidalcea asprella subsp. nana Alice Eastwood 1921-7-29 10977 Siskiyou Bear Spring on road to Medicine Lake; Bear Spring on rd to Medicine Lake Comment
  HSC58997  Sidalcea malviflora Gilbert Muth 1975-7-30 4013 Siskiyou Near Lily Pad Lake, close to the town of Seiad Valley 1585 Comment
  HSC69023  Sidalcea malviflora Maralyn A. Renner 1980-7-24 2009 Siskiyou Lily Pad Lake Comment
  HSC46130  Sidalcea malviflora subsp. nana J. P. Smith 1976-5-5 8703 Siskiyou Road between Forks of Salmon and Somes Bar. 366 Comment
  HSC81981  Sidalcea malviflora subsp. nana Thomas W. Nelson, Jane Nelson 1979-6-16 4858 Siskiyou Above Mule Creek, along Hwy. 3, 4.4 mi. N of Scott Mtn. Summit 1220 Comment
  JEPS104952  Sidalcea oregana subsp. oregana Dean W. Taylor 1996-6-26 15743 Siskiyou Iron Gate Reservoir; drainage of Brush Creek; Klamath National Forest 670 Comment
  JEPS93905  Silene bernardina Vernon H. Oswald and Lowell Ahart 1998-8-3 9428 Siskiyou w of Kangaroo Lake (near the Pacific Crest Trail in the Scott Mountains); Scott Mountains 1981 Comment
  UC609314  Silene bernardina Eleanor Burks Hart 1938-8-16 951 Siskiyou Upper Wright Lake 2225 Comment
  CAS-BOT-BC181192  Silene campanulata subsp. glandulosa Marion Ownbey; Fred G. Meyer 1940-7-6 2199 Siskiyou Summit of Cayenne Ridge, Marble Mountain Comment
  UC1409371  Silene campanulata subsp. glandulosa Frederick W. Oettinger 1968-8-16 543 Siskiyou n Red Hill (near outlet Hancock Lake, high lake basins in the vicinity of English Peak, Salmon Mountains, Marble Mountain Wilderness Area, western Siskiyou County); Marble Mountain Wilderness Area, Salmon Mountains 1996 Comment
  HSC4178  Silene campanulata subsp. greenei Geo. D. Butler 1908-8-3 59 Siskiyou Canyon below Log Lake 1616 Comment
  UC1190192  Silene douglasii Ira L. Wiggins 1955-7-29 13580 Siskiyou trail to Caribou Lake , trail to Caribou Lake (Summit of ridge above Thompson Creek) 1999 Comment
  UCSB63905  Silene douglasii Oswald, Vernon; Ahart, Lowell 1997-7-28 Siskiyou Forest Route 56 (42N56); 3.7 mi. east of Forest Route 49; edge of Burnt Lava Flow Virgin Area at Yellow Jacket Ice Cave: T42N R4E NE1/4 NE1/4 Sect. 6 1755 Comment
  HSC74921  Silene grayi J. P. Smith, Jennifer Whipple 1978-7-2 9964 Siskiyou Klamath National Forest, ridge trail E of Cook and Green Pass 1341 Comment
  UC1299624  Silene grayi Freed W. Hoffman 1950-7-14 3636 Siskiyou Clear Creek trail , Clear Creek trail (western Baldy Mountain) Comment
  CDA3457  Silene latifolia subsp. alba L. Witherspoon, F. D. Horn 1978-8-21 Siskiyou Highway 97 South, Butte Valley, Mt. Hebron. 0 Comment
  JEPS51011  Silene menziesii Milo S. Baker 1893-6 Siskiyou 6 mi below Bartles; McCloud River, below Bartles Comment
  CHSC38088  Sisymbrium altissimum R. E. Preston 1983-6-9 394 Siskiyou In vacant lot; MacDoel. 1292 Comment
  CDA16173  Sisymbrium officinale G. F. Hrusa, T. D. Wilfred 1999-5-31 15072 Siskiyou Klamath Ranges; E side of I-5 at Klamath R. rest area +- 10 mi N of Yreka. 640 Comment
  UC166216  Sisyrinchium idahoense Geo. D. Butler 1910-6-6 1556 Siskiyou Quartz Valley Comment
  HSC61170  Smilax californica Al Hobart 1967-8-8 Siskiyou El Capitan Comment
  CHSC72241  Solanum dulcamara Vernon H. Oswald; Lowell Ahart 1998-9-16 9637 Siskiyou Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi east of Hwy. 97. 1243 Comment
  JEPS93958  Solanum dulcamara Vernon H. Oswald and Lowell Ahart 1998-9-16 9637 Siskiyou 5.3 mi e of Highway 97 (Highway 161 adjacent to marsh at the Lower Klamath National Wildlife Refuge); Lower Klamath National Wildlife Refuge 1243 Comment
  RSA795337  Solanum dulcamara L. Ahart, John Dittes 2010-7-30 16939 Siskiyou Along the south edge of the Shasta River, about 100 yards east of the East Louie Road Bridge, Shasta Big Springs Ranch, 1.6 air miles southwest of Big Springs Lake, 4.6 air miles northwest of Dwinnel Dam, 5.7 air miles southeast of Grenada. 717 Comment
  UC163710  Solanum umbelliferum Geo. D. Butler 1908-8-3 18 Siskiyou Log Lake, Shackleford Creek Log Lake; , Shackleford Creek Comment
  RSA237967  Solanum umbelliferum Frederick W. Oettinger 1969-8-12 1347 Siskiyou Along the trial above 'Willow Springs' 1677 Comment
  SEINET516275  Solidago californica Vernon H. Oswald 1997-7-28 8791 Siskiyou SE of Medicine Lake at Paynes Springs. 1981 Comment
  RSA749254  Solidago multiradiata K. M. Meyer, A. Townesmith 2007-7-31 178 Siskiyou Shasta-Trinity National Forest. 8.1 mi. on NF Rd. 17, off US Hwy 97. 1607 Comment
  UC609352  Solidago multiradiata Eleanor Burks Hart 1938-8-16 947 Siskiyou edge Lower Wright Lake 2072 Comment
  CAS-BOT-BC374523  Sonchus asper W. B. Cooke; V. G. Cooke 1963-7-12 34329 Siskiyou Memorial Highway, Mt. Shasta Comment
  RSA78999  Sorbus californica E. K. Balls, Percy C. Everett 1952-10-13 18187 Siskiyou E shore of Castle Lake. 1585 Comment
  UC1409332  Sorbus scopulina var. scopulina Frederick W. Oettinger 1968-9-8 782 Siskiyou e side English Lake; Salmon Mountains, Marble Mountain Wilderness Area 1813 Comment
  CAS-BOT-BC390724  Spergularia rubra M. S. Baker; Frank Nutting 1894-5-20 s.n. Siskiyou Near Redding Comment
  UC165253  Sphenosciadium capitellatum Geo. D. Butler 1909-8-10 460 Siskiyou Shackleford Creek Comment
  HSC34316  Sphenosciadium capitellatum J. P. Smith, J. O. Sawyer 1973-8-15 7330 Siskiyou Along Shakleford Creek 1524 Comment
  CAS-BOT-BC149695  Spiraea douglasii A. A. Heller 1916-7-20 12464 Siskiyou Metcalf's ranch, northeast base of Mt. Eddy 1188 Comment
  HSC18902  Spiraea douglasii J. O. Sawyer 1968-7-10 465 Siskiyou Floodplain of Sugar Creek near Sugar Lake. 1799 Comment
  JEPS45019  Spiraea douglasii W. L. Jepson Jul 1894 13855 Siskiyou Sisson Comment
  HSC61457  Stachys rigida var. rigida Ruby Van Deventer 1939-7-18 Siskiyou Kelley Lake and Kelley Lake Trail Comment
  CAS-BOT-BC181418  Stellaria calycantha Wm. Bridge Cooke 1939-8-8 13820 Siskiyou Frequent in the border of the wet area around the upper spring along the Summit Trail above Horse Camp - Mount Shasta 2514 Comment
  HSC4763  Stephanomeria lactucina William J. Ferlatte 1966-8-5 327 Siskiyou N side of Caribou Mtn. 1982 Comment
  RSA237481  Stephanomeria lactucina Frederick W. Oettinger 1969-8-18 1438 Siskiyou On English Lake trail, below Willow Spring. The Salmon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area. 1677 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
  POM315997  Stephanomeria paniculata Patricia Wilder 1965-9-29 4198 Siskiyou Lava Beds National Monument on path up to top of Schonchin Butte. Tule Lake drainage area. 1524 Comment
  CAS-BOT-BC375667  Stephanomeria paniculata L. E. Smith 1915-8-1 s.n. Siskiyou Sisson Comment
  HSC6226  Stephanomeria tenuifolia D. M. Thomson 1965-8-14 188 Siskiyou California Lava Beds National Monument; Caldwell Butte, on the S side Comment
  SEINET10603842  Stipa lemmonii Louis C. Wheeler 1935-5-11 Wheeler 3480 Siskiyou Siskiyou Mts., Mt. Diablo Mer. Klamath River at Ash Creek. Low , sunny, formerly wet site. 610 Comment
  CAS-BOT-BC61126  Streptanthus barbatus A. A. Heller 1918-7-16 13033 Siskiyou Mount Eddy, west of Sisson. 2133 Comment
  CAS-BOT-BC87846  Streptanthus tortuosus John Thomas Howell 1937-7-24 13385 Siskiyou Caribou Basin, Salmon-Trinity Alps. 2286 Comment
  CAS-BOT-BC87859  Streptanthus tortuosus Marion Ownbey; Fred G. Meyer 1940-7-4 2194 Siskiyou Along Brewer Creek, 1 mile below timber line, east side of Mount Shasta. Comment
  CAS-BOT-BC87867  Streptanthus tortuosus Doris K. Kildale 1928-7-4 5501 Siskiyou Summit of divide between Salmon River and Scott Valley. Comment
  HSC18892  Streptanthus tortuosus J. O. Sawyer 1968-7-23 580 Siskiyou Along trail from Brown's Valley to Caribou Basin including areas around Snowslide Lake and Caribou Lake. 1829 Comment
  SEINET3149309  Streptanthus tortuosus L. S. Rose 1937-7-3 37386 Siskiyou Black Butte, N of Mt. Shasta City 1006 Comment
  UCSB27379  Streptanthus tortuosus Wilken, Dieter 1969-7-26 Siskiyou Above summit of Mt. Shasta Ski Bowl Road, south slope of Mt. Shasta 3200 Comment
  CHSC557  Streptanthus tortuosus var. orbiculatus M. Yoder 1941-7-6 Siskiyou Castle Lake. 1981 Comment
  HSC18972  Streptanthus tortuosus var. tortuosus J. O. Sawyer 1969-8-3 1780 Siskiyou Near Little Duck Lake 2073 Comment
  CHSC95132  Streptopus amplexifolius var. americanus L. P. Janeway 2006-7-2 8747 Siskiyou Klamath Ranges. Salmon Mountains; un-named creek at the sharp bend in the Music Creek Trailhead Road, 0.6 km south of Music Creek. North-facing slope above the creek. 1762 Comment
  HSC620  Suksdorfia ranunculifolia William J. Ferlatte 1966-7-7 200 Siskiyou Caribou Basin 1982 Comment
  HSC60124  Symphoricarpos albus var. laevigatus M. A. Baker 1977-6-27 386 Siskiyou Happy Camp. Comment
  CAS-BOT-BC234799  Symphoricarpos mollis Alice Eastwood 1921-7-26 10870 Siskiyou Soda Creek Comment
  HSC18889  Symphoricarpos mollis J. O. Sawyer 1968-6-18 233 Siskiyou Valley bottom of Blakes' Fork. 1707 Comment
  JEPS66686  Symphoricarpos mollis Geo. D. Butler 1908-8-21 90 Siskiyou Etna Creek 1219 Comment
  UC1280829  Symphoricarpos mollis H. E. McMinn 1931-6-26 2507 Siskiyou near Shasta Soda Comment
  CAS-BOT-BC245775  Symphoricarpos rotundifolius Wm. Bridge Cooke; V. G. Cooke 1963-7-10 34270 Siskiyou Along Bolam logging road, north Side of Mt. Shasta 2133 Comment
  UC585186  Symphoricarpos rotundifolius var. rotundifolius E. B. Babcock, G. L. Stebbins Jr. 1936-6-11 1956 Siskiyou about 2 mi s Sheep Rock (on highway from Bray to Weed, n slope of Mt. Shasta); Mt. Shasta 1249 Comment
  HSC58870  Symphyotrichum bracteolatum Marvin Butler 1971-8-11 308 Siskiyou Near Youngs Valley, close to the town of Cave Junction 1403 Comment
  UC166591  Symphyotrichum bracteolatum Geo. D. Butler 1910-8-13 1829 Siskiyou Quartz Valley Comment
  CAS-BOT-BC97873  Symphyotrichum eatonii Geo. D. Butler 1910-8-13 1829 Siskiyou Quartz Valley Comment
  CAS-BOT-BC98439  Symphyotrichum spathulatum C. Edward Graves 1944-8-1 s.n. Siskiyou Mt. Shasta Comment
  UC1222979  Symphyotrichum spathulatum Joseph P. Tracy 1949-9-16 18572 Siskiyou on rd between Callahan and Trinity Center Callahan (at the top on the n side of Scott Mtn); Scott Mountain 1615 Comment
  CAS-BOT-BC98853  Symphyotrichum spathulatum var. intermedium Elmer I. Applegate 1923-8-21 3918 Siskiyou Willow Creek, south of Lower Klamath Marsh Comment
  CAS-BOT-BC98920  Symphyotrichum spathulatum var. intermedium L. R. Abrams 1927-9-11 12137 Siskiyou Shasta Valley, Yreka to Gazelle Comment
  UCD86093  Taeniatherum caput-medusae A. A. Beetle; G. L. Stebbins Jr. 1942-5-31 3426 Siskiyou 3 miles north of Yreka. Comment
  UC1446411  Tauschia howellii Marla Shapiro 1979-8-21 446 Siskiyou Marble Mountain Wilderness, Sawyers Bar Quad, where the English Peak-Diamond Lake trail crosses the saddle on Crapo Ridge Klamath National Forest 2194 Comment
  CAS-BOT-BC81336  Taxus brevifolia H. A. Thomas; J. H. Thomas 1954-7-23 4472 Siskiyou Salmon-Trinity Mts., about 6 miles SE of Cecilville, vicinity of Blind Horse Creek 1036 Comment
  CAS-BOT-BC85246  Taxus brevifolia Doris K. Kildale 1929-5-11 7719 Siskiyou Cecilville, South fork of Salmon River Comment
  SEINET3876109 Image available Taxus brevifolia J. P. Smith, Steve Selva 1970-7-15 4355 Siskiyou Klamath National Forest; road to Happy Camp.; 0 732 Comment
  UC8  Taxus brevifolia W. H. Brewer 1862-9-9 1366 Siskiyou near Mt. Shasta; Upper Sacramento Valley Comment
  HSC68511  Tellima grandiflora Maralyn A. Renner 1980-6-25 1121 Siskiyou Little South Fork Indian Creek, W Fork 1220 Comment
  UCSB16646  Tellima grandiflora Breedlove, Dennis 1962-6-11 Siskiyou about 20 miles west of Fort Jones, Marble Mountains 914 Comment
  UC1037315  Thalictrum fendleri Leo Whitney 1934-6-24 1852 Siskiyou near Tennant; Antelope Creek 1463 Comment
  CAS-BOT-BC88067  Thelypodium brachycarpum L. E. Smith 1914-5-21 706 Siskiyou Montague. Comment
  HSC90988  Thelypodium brachycarpum Jennifer Whipple 1976-7-1 1237 Siskiyou Near Durney Lake, W facing slope above lake 2073 Comment
  UC1126994  Thelypodium brachycarpum H. S. Yates 1936-6-21 5817 Siskiyou 6 mi n Gazelle; Yreka Quad. 792 Comment
  CAS-BOT-BC88076  Thelypodium brachycarpum R. C. Barneby 1954-5-15 11502 Siskiyou 5.5 miles northwest of Edgewood. 899 Comment
  CAS-BOT-BC77714  Thelypteris nevadensis Donald L. Branscomb 1958-7-1 s.n. Siskiyou Bald Mountain Comment
  CHSC99708  Thlaspi montanum var. montanum L. P. Janeway 2008-7-22 9451 Siskiyou Klamath Ranges. Between the Trinity Mountains, Castle Crags, and The Eddys; top of slope overlooking Little Castle Lake from the southwest; 0.6 air km southwest of Little Castle Lake. 1896 Comment
  JEPS54041  Thlaspi montanum var. montanum Geo. D. Butler 1908-8-4 124 Siskiyou head of Shackleford Creek 1676 Comment
  JEPS82688  Thlaspi montanum var. montanum Wayne Roderick 1984-6-5 Siskiyou above Castle Lake (ca 12 air km sw of Mt. Shasta city); above Castle Lake 1981 Comment
  UC165977  Thlaspi montanum var. montanum Geo. D. Butler 1908-8-3 127 Siskiyou Log Lake , Shackleford Creek (Shackleford Creek) Comment
  CHSC91339  Tragopogon dubius Lowell Ahart; John Dittes 2005-6-9 12049 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
  JEPS43404  Tribulus terrestris W. L. Jepson 1914-8-14 6160 Siskiyou near Dunsmuir (Castle Crag station) 670 Comment
  HSC14451  Trichostema lanceolatum C. B. Wolf 1927-8-26 1041 Siskiyou Along Klamath River, 4 mi. N of Gottville Comment
  UC220728  Trichostema oblongum Dr. Edward Palmer Jul 13-27 1892 2492 Siskiyou Mount Shasta and vicinity Comment
  HSC68304  Trientalis latifolia Maralyn A. Renner 1980-7-4 1422 Siskiyou Clear Creek Trail, N of Trout Camp. 1067 Comment
  RSA119376  Trifolium breweri S. S. Tillett 1956-7-11 695 Siskiyou just N of campground, Scott Mtn divide, Siskiyou - Trinity County line, 8 mile SE of Callahan. 1631 Comment
  HSC68568  Trifolium eriocephalum Maralyn A. Renner 1980-6-22 923 Siskiyou 1 mi. N of Little Shasta River 1402 Comment
  HSC61931  Trifolium howellii Ruby Van Deventer 1960-7-13 Siskiyou Poker Flat 1585 Comment
  JEPS48903  Trifolium hybridum Geo. D. Butler 1908-7-8 387 Siskiyou near Yreka (Butler's Ranch, along creek) Comment
  HSC78211  Trifolium longipes L. P. Janeway 1983-7-10 400 Siskiyou Poker Flat 1524 Comment
  UCD109295  Trifolium pratense L. Whitney 1934-6-24 s.n. Siskiyou location unknown. 1463 Comment
  HSC19001  Trifolium productum J. O. Sawyer 1969-7-24 1193 Siskiyou NE facing slope above Sugar Lake 1784 Comment
  RSA237893  Trifolium repens Frederick W. Oettinger 1969-8-9 1311 Siskiyou Above trail near Young Cabin in region of Upper Abbots Cabin. The High Lake Basins in the vicinity of English Peak Marble Mountain Wilderness Area. 1829 Comment
  JEPS107658  Trifolium retusum Lowell Ahart, John Dittes 2005-6-10 12124 Siskiyou Northeast of the corral, end of Salvadori Road, Nelson Ranch, about 1 1/4 miles (air) south of Highway 99/97 Cutoff, about 5 1/4 miles (air) east-southeast of Grenada 785 Comment
  HSC44484  Trifolium willdenovii K. Irwin 1977-5-22 391 Siskiyou On South Fork Salmon River Rd., 4 mi. E of Cecilville Comment
  UC630703  Trifolium wormskioldii A. A. Heller 1919-6-25 13285 Siskiyou Compton's Prairie se base of Mt. Eddy 1158 Comment
  HSC69573  Trillium ovatum Maralyn A. Renner 1980-8-6 2263 Siskiyou FS Rd. 40S07 crossing of Louse Creek 1127 Comment
  JEPS25879  Trillium ovatum Rimo Bacigalupi with L. Constance and L. Heckard 1960-7-20 7466 Siskiyou edge of Twin Valley meadows; Siskiyou Mts. 1584 Comment
  HSC66232  Trillium ovatum subsp. oettingeri Maralyn A. Renner 1980-7-16 1782 Siskiyou Hancock Lake inlet 1951 Comment
  HSC780  Trillium ovatum subsp. oettingeri William J. Ferlatte 1967-7-9 691 Siskiyou Kidd Creek Trail 1890 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
  HSC26486  Trisetum canescens J. P. Smith, Steve Selva 1970-7-16 4399 Siskiyou Blue Mtn. Comment
  CAS-BOT-BC200273  Trisetum spicatum Geo. B. Grant 1902-9-7 5092 Siskiyou Mt. Shasta - Horse Camp Comment
  HSC61491  Trisetum spicatum Ruby Van Deventer 19 Jul [year missing] Siskiyou Lookout Mtn. Comment
  CAS-BOT-BC200455  Trisetum wolfii Elmer I. Applegate 1923-8-17 3835 Siskiyou Medicine Lake Comment
  CAS-BOT-BC133491  Triteleia crocea G. J. Muth 1969-8-10 1337 Siskiyou Ridge w. of Boulder Peak Comment
  HSC43268  Triteleia crocea K. Irwin 1977-5-22 395 Siskiyou On S Fork Salmon River Rd., 4.5 mi. W of Cecilville Comment
  HSC60670  Triteleia crocea Ruby Van Deventer Siskiyou Bear valley Comment
  HSC76883  Triteleia crocea K. T. Stillman 1976-6-27 143 Siskiyou Marble Mtn. Wilderness Area, near Bear Lake Comment
  CAS-BOT-BC524312  Triteleia ixioides subsp. anilina R. F. Hoover 1940-6-6 15083 Siskiyou Along Castle Lake road 1219 Comment
  RSA571786  Tsuga mertensiana L. C. Wheeler 1934-9-1 3237 Siskiyou Mud Springs, Middlehell Creek. 1890 Comment
  CAS-BOT-BC74103  Turritis glabra L. E. Smith 1913-6-18 376 Siskiyou Road between Sisson and Castle Lake. Comment
  CAS-BOT-BC91276  Umbellularia californica Carl B. Wolf 1927-8-27 1135 Siskiyou On the Klamath River at mouth of Crawford Creek. Comment
  HSC27590  Umbellularia californica Carl W. Mize 1972-6-21 73 Siskiyou Along trail 320 Comment
  SEINET8715148 Image available Umbellularia californica Unknown 1940-1 2223 Siskiyou Dry hillside along Indian Creek, 12 miles above Happy Camp. Comment
  UCD122054  Utricularia macrorhiza Barry Rice 2007-7-8 BR 070702 Siskiyou in Lower Cliff Lake. 1747 Comment
  UCD121867  Utricularia minor Barry Rice 2007-7-8 BR 070704 Siskiyou Cedar Lake. 1742 Comment
  HSC19103  Vaccinium cespitosum J. O. Sawyer 1969-7-9 1231 Siskiyou S of South Sugar Lake 1951 Comment
  HSC19108  Vaccinium cespitosum J. O. Sawyer 1969-8-1 1653 Siskiyou SE facing slope above Duck Lake Creek 1951 Comment
  JEPS58715  Vaccinium cespitosum Harley P. Chandler Jun 1901 1578 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  RSA211434  Vaccinium cespitosum William J. Ferlatte 1966-7-7 205 Siskiyou Caribou Basin. 1982 Comment
  UC1409405  Vaccinium cespitosum Frederick W. Oettinger 1969-7-11 976 Siskiyou ne shore Hancock Lake (w Siskiyou County); Salmon Mountains, Marble Mt. Wilderness Area, English Peak 1935 Comment
  UC56728  Vaccinium deliciosum Harley P. Chandler Jun 1901 1617 Siskiyou near Marble Mountain; North Coast Ranges 2133 Comment
  JEPS66683  Vaccinium membranaceum Joseph P. Tracy 1935-8-1 14419 Siskiyou 3 mi e of Salmon Summit (Head of Knownothing Creek); Knownothing Creek 1767 Comment
  UCR219536  Valeriana sitchensis R. F. Thorne, Frederick W. Oettinger 1969-8-4 63361 Siskiyou Salmon Mountains, Klamath National Forest, Marble Mountain Wilderness Area, vicinity of English Peak 2098 Comment
  POM67761  Valeriana sitchensis subsp. sitchensis Geo. D. Butler 1910-7-7 1655 Siskiyou Shackleford Creek. 1220 Comment
  HSC36208  Veratrum californicum var. californicum John Rehling 1975-8-11 104 Siskiyou S end of Little Duck Lake Comment
  UCR93365  Verbascum blattaria Kathy Harper, Dane Karr 1994-6-14 s.n. Siskiyou Sierra Nevada Mtns., State Hwy 96, south of Happy Camp (at mi. Marker 13.96) 244 Comment
  RSA237232  Verbena lasiostachys var. lasiostachys Frederick W. Oettinger 1967-6-28 129 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
  JEPS74569  Veronica americana W. J. Ferlatte 1966-6-23 132 Siskiyou Trinity Alps, Yellow Rose Mine Yellow Rose Mine; Trinity Alps, Yellow Rose Mine 1981