Search Results — 2000 specimen records retrieved (1509 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA67247  Abies magnifica Philip A. Munz 1951-9-14 16984 Modoc Warner Mountains; Dry slopes east side of Cedar Pass. 1768 Comment
  CAS-BOT-BC15628  Achillea millefolium Elmer Ivan Applegate 1932-7-31 7971 Modoc Mill Creek Meadow, western slopes of Warner Mts. Comment
  CAS-BOT-BC242282  Achnatherum hymenoides Leland S. Smith 1917-7-17 85 Modoc Cedarville. 1981 Comment
  UCD32715  Achnatherum hymenoides Beecher Crampton 1954-7-7 2147 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1097 Comment
  RSA27042  Achnatherum lemmonii var. lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc near Surprise, ca. 15 miles north of Alturas 1402 Comment
  RSA152723  Achnatherum thurberianum I. L. Wiggins, Dorothy Wiggins 1961-6-12 16438 Modoc Four miles east of summit of Cedar Pass, along Cedar Pass Road. Comment
  UCD104073  Acmispon brachycarpus Herbert L. Mason; Verne Grant 1947-7-10 13332 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CHSC107371  Acmispon denticulatus Lowell Ahart; John Dittes 2011-6-22 17545 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC28308  Acmispon wrangelianus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19401 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC218305  Aconitum columbianum Leland S. Smith 1922-7-20 1311 Modoc Rush Creek Ranger Station. 1905 Comment
  UC465619  Aconitum columbianum Mrs. M. H. Manning 102 Modoc n.e. Modoc Co. Comment
  RSA0055854  Adenocaulon bicolor Doris Bowers 1972-9-2 1894 Modoc Upper Camp, Rush Creek, N/o Adin 1220 Comment
  UC29320  Adenocaulon bicolor Milo S. Baker 1893-6 Modoc along heavily timbered stream Comment
  CDA20570  Adonis aestivalis C. Pirosko 2005-6-24 PDR 1303855 Modoc Modoc Plateau; S side of Hwy 299 just W of Canby. 0 Comment
Read comments
Aug 12 2008
  CHSC68565  Adonis aestivalis Vernon H. Oswald; Beth Corbin, Gary Schoolcraft 1997-5-17 8463 Modoc Bushey Rd. on the north side of the Pit River south of Canby Bridge. Roadside bordering a field. 1280 Comment
Read comments
May 4 2012
  JEPS118477  Adonis aestivalis Lowell Ahart, John Dittes 2011-6-21 17514 Modoc About 150 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC1587034  Adonis aestivalis G. Schoolcraft 1991-6-18 2166 Modoc about 1.5 mi w of Canby (n of Highway 299) 1328 Comment
  UC711880  Agastache parvifolia Roxana S. Ferris and Laura Lorraine 1941-8-13 10535 Modoc (East Creek drainage) Patterson Ranger Station (Warner Mountains); Modoc National Forest, Warner Mts, (East Creek drainage) 2164 Comment
  CAS-BOT-BC179889  Agastache urticifolia Bruce Bartholomew; Barrett Anderson 1990-7-20 5481 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC179884  Agastache urticifolia Clare Butterworth Hardham 1961-6-18 7565 Modoc Dave Creek, Warner Mts. 2133 Comment
  HSC14192  Agastache urticifolia M. T. Milligan 1965-6-27 369 Modoc E slope of eroded volcanic plateau. 1677 Comment
  UC71707  Agastache urticifolia Mrs. M. H. Manning 196 Modoc Mill Canyon; north-eastern Modoc County Comment
  UCD124935  Agastache urticifolia Verne Grant; Irving Schneider 1947-7-22 8158 Modoc headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to south end of Goose Lake. Comment
  CAS-BOT-BC15649  Ageratina occidentalis Bruce Bartholomew 1989-8-12 5108 Modoc S end of Coyote Creek, ca. 1.5 km SW of Sunflower Knob, S end of Warner Mountains. 2040 Comment
  CAS-BOT-BC15278  Agoseris heterophylla Arnold Tiehm 1984-7-30 8830 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit 1615 Comment
  CHSC66988  Agoseris heterophylla James D. Jokerst 1987-5-12 2841 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Comment
  CAS-BOT-BC15324  Agoseris heterophylla John Thomas Howell 1934-6-13 12087 Modoc Lake City Comment
  HSC6040  Agoseris monticola M. T. Milligan 1964-7-25 185 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC126781  Agoseris parviflora John Thomas Howell 1934-6-14 12115 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  UC1332115  Agoseris parviflora Alice Eastwood and John Thomas Howell 1940-6-11 8029 Modoc 8 mi from, on rd to Alturas Canby Comment
  UC29392  Agoseris parviflora Mrs. R. M. Austin Jul 1894 Modoc Goose Lake Valley Goose Lake Valley Comment
Read comments
Sep 5 2010
  HSC4606  Agoseris parviflora M. T. Milligan 1964-6-20 55 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  JEPS36225  Agoseris parviflora W. L. Jepson 1918-8-13 7959 Modoc steep sagebrush hillside Eagle Peak; Warner Mts. 2286 Comment
  HSC80913  Agropyron cristatum G. M. Riegel 1979-7-5 494 Modoc S Warner Mtns. 2100 Comment
  SDSU728  Agropyron inerme D. F. Howe 1966-8-25 4299 Modoc Fandango Pass, Warner Mts. 1859 Comment
  UCD57064  Agropyron spicatum L. Whitney 1935-7-11 3454 Modoc Hackamore. Comment
  UC1037168  Agrostis alba Leo Whitney 1935-7-17 3512 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CAS-BOT-BC127525  Agrostis capillaris B. Bartholomew 1989-8-12 5111 Modoc Middle Fork of Fitzhugh Creek along West Warner Road, west side of Warner Mountains. 1920 Comment
  CAS-BOT-BC242424  Agrostis exarata Bruce Bartholomew; Barrett Anderson 1988-7-23 4597 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UC1037188  Agrostis exarata Leo Whitney 1935-7-21 3556 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  POM203129  Agrostis pallens J. T. Howell 1934-7-3 12377 Modoc 5 miles S of Hackamore Comment
  UC188837  Agrostis perennans Milo S. Baker Modoc Forestdale Comment
  SJSU9634  Agrostis stolonifera W. Savage 1979-7-7 1453 Modoc Triangle, west side of Fairchild Swamp Unit, Modoc National Forest 1493 Comment
  CAS-BOT-BC242417  Agrostis variabilis Bruce Bartholomew; Barrett Anderson 1988-7-23 4576 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  HSC17011  Aliciella micromeria M. T. Milligan 1964-6-20 48 Modoc E A St. near Hwy. 395, Alturas 1372 Comment
  POM313031  Alisma gramineum H. L. Mason 1955-8-13 14653 -A Modoc Southwest side of Goose Lake Comment
  UC985643  Alisma plantago-aquatica Verne Grant and Irving Schneider 1947-7-22 8138 Modoc n of Alturas (by State Quarantine Station, Highway 395); North Fork of Pit River Comment
  JEPS121232  Alisma triviale Lowell Ahart, John Dittes 2013-7-24 18923 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  RSA210815  Alisma triviale Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39106 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC445447  Alisma triviale Robert F. Thorne; C. W. Tilforth 1969-9-4 39056 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1432 Comment
  CAS-BOT-BC245003  Allium acuminatum Elmer Ivan Applegate 1929-6-24 5887 Modoc Between Adin and Canby, Pit River region. Comment
  CAS-BOT-BC245007  Allium acuminatum Bruce Bartholomew 1990-6-17 5306 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  HSC29860  Allium acuminatum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19464 Modoc Upper Rush Creek Campground about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS56347  Allium acuminatum L. S. Smith 1918-6-26 938 Modoc Buck Creek Ranger Station Warner Range, Buck Creek Ranger Station 1600 Comment
  POM110315  Allium acuminatum Mrs. R. M. Austin 1895-07 499 Modoc Goose Lake Valley. Comment
  UCR92623  Allium acuminatum Kathy Harper, Dane Karr 1994-6-16 s.n. Modoc Calif. Hwy 139 between Lookout-Hackamore Road and US Hwy 299 1340 Comment
  CAS-BOT-BC245010  Allium acuminatum K. Paulson; Robert Paulson 1988-6-19 53 Modoc Loveness road. 1493 Comment
  SEINET8399361  Allium amplectens Unknown 1919-6-14 Modoc Warner Mts. near Alturas. 2134 Comment
  CAS-BOT-BC244997  Allium anceps James D. Jokerst 1983-5-31 1809 A Modoc Near Signal Butte. 1340 Comment
  CAS-BOT-BC244993  Allium bisceptrum var. bisceptrum Bruce Bartholomew 1991-8-6 6091 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  UC71726  Allium bisceptrum var. bisceptrum Mrs. M. H. Manning 1903-4-18 81 Modoc near Fort Bidwell Comment
  JEPS79133  Allium campanulatum L. R. Heckard with R. Bacigalupi 1980-6-10 5235 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  RSA540053  Allium lemmonii Bruce Bartholomew, B. Anderson 1989-6-3 4908 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  UC1299739  Allium lemmonii Freed W. Hoffman 1946-5-30 682 Modoc in pine woods not far from Canby (along Highway 86) Comment
  CAS-BOT-BC244982  Allium parvum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6490 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  SBBG859  Allium parvum H. and M. Dearing 1939-6-9 3634 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  CAS-BOT-BC244964  Allium platycaule Gordon H. True 1964-6-3 1456 Modoc N Fork of Pit River between Alturas and Goose Lake. 1432 Comment
  CAS-BOT-BC244969  Allium platycaule James Vale; et al 1981-5-23 4112 Modoc Between Canby and Adin near Pit River bridge. 1280 Comment
  CAS-BOT-BC244970  Allium platycaule Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5994 Modoc NW of Alturas. 1371 Comment
  HSC29861  Allium platycaule D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19473 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  POM204114  Allium platycaule J. T. Howell 1934-6-11 11920 Modoc Parker Creek, Warner Mts. 1585 Comment
  SBBG862  Allium platycaule H. and M. Dearing 1939-6-9 3619 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  UC1249381  Allium platycaule Arthur Cronquist, Arthur H. Holmgren 1959-6-20 8523 Modoc between Cedarville and Alturas; Warner Mts., Cedarville Pass 1950 Comment
  UC593513  Allium platycaule E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1798 Modoc hill above Lake City 1515 Comment
  UCR267413  Allium platycaule Jim Andre, Glenn L. Clifton 1993-6-12 29995 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  JEPS13888  Allium platycaule Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3747 Modoc about 200 ft above and s Cedar Pass; Warner Mountains 1981 Comment
  SEINET5641928  Allium platycaule Helen K. Sharsmith 1955-6-22 4484 Modoc Warner Mountains, Modoc National Forest.; 0 1890 Comment
  RSA59817  Allium tolmiei E. K. Balls 1950-5-18 14767 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  CAS-BOT-BC244950  Allium tolmiei var. tolmiei Bruce Bartholomew; Barrett Anderson 1988-5-14 4210 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  HSC8874  Alopecurus aequalis M. T. Milligan 1966-6-30 510 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  RSA26257  Alopecurus aequalis Alice Eastwood, J. T. Howell 1940-6-12 8088 a Modoc Jess Valley Comment
  UC1158679  Alopecurus aequalis Arthur Cronquist and Arthur H. Holmgren 1959-6-19 8492 Modoc 15 mi. e. Likely (along shore of Clear Lake); Warner Mts., Clear Lake 1828 Comment
  CHSC109639  Alopecurus aequalis var. aequalis Lowell Ahart; John Dittes 2012-7-10 18308 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  HSC103170  Alyssum desertorum R. W. Tate, K. Ludwig 2014-3-19 1403 Modoc Modoc National Forest, Devil's Garden RD, Reservoir C parking area. 1513 Comment
  CAS-BOT-BC58650  Alyssum simplex Bruce Bartholomew; Barrett Anderson 1988-5-13 4179 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CHSC118075  Alyssum simplex L. P. Janeway 2016-5-16 12000 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Apple-gate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  UC1584001  Alyssum simplex G. Schoolcraft 1990-6-6 2078 Modoc about 10 mi n of Alturas (near Joseph Creek) 1447 Comment
  UC1483868  Alyssum simplex G. Schoolcraft 1980-4-29 216 Modoc Davis Creek Transfer Station 1463 Comment
  CHSC99903  Amaranthus powellii Lowell Ahart; John Dittes 2008-8-25 15290 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC21491  Amaranthus retroflexus J. Henrickson; C. W. Tilforth 1969-9-3 39026 Modoc SE end of Tule Lake Sump 0.5 mi. N of turnoff to Lava Beds Nat. Monument (2.2 mi E of NE entrance of Monument) 1264 Comment
  RSA152614  Amelanchier pallida I. L. Wiggins, Dorothy Wiggins 1961-6-12 16415 Modoc Mountainside near summit of Cedar Pass, between Alturas and Cedarville Comment
  RSA458615  Amelanchier pumila Robert Gustafson 1985-6-13 3162 Modoc Jct of Hwy 49 and Forest Service road 12, Yuba Pass summit. 2043 Comment
  CAS-BOT-BC217089  Amelanchier utahensis Doris K. Kildale 1927-9-11 2786 Modoc Near Alturas. 1371 Comment
  JEPS114429  Amelanchier utahensis Lowell Ahart, John Dittes 2008-8-26 15349 Modoc Northwest side of Rose Creek, 750 feet northeast of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  SJSU9631  Amelanchier utahensis W. Savage 1979-7-7 Modoc Triangle, W side of Fairchild Swamp Unit Devils Garden District, Modoc National Forest 1493 Comment
  UC12109  Amelanchier utahensis Mrs. R. M. Austin and Bruce Jul 1898 2343 Modoc Mt. Bidwell 2438 Comment
  UC71598  Amelanchier utahensis Mrs. M. H. Manning 1903-5 9 Modoc near Bidwell (ne Modoc County) Comment
  UC12099  Amelanchier utahensis Milo S. Baker 1893-6-20 Modoc Comment
  NY849997  Amelanchier utahensis var. utahensis R. M. Austin 07 1898 2343 Modoc Mt. Bidwell 2438 Comment
  CAS-BOT-BC245112  Amphiscirpus nevadensis Louis Cutter Wheeler 1935-9-4 3944 Modoc McGinty Point, Goose Lake. 1463 Comment
  CAS-BOT-BC54156  Amsinckia menziesii Elmer Ivan Applegate 1929-6-25 5908 Modoc Willow Ranch, Goose Lake. Comment
  CAS-BOT-BC54197  Amsinckia menziesii John Thomas Howell 1934-6-13 12085 Modoc Surprise Valley near Fort Bidwell. Comment
  CAS-BOT-BC15621  Antennaria argentea Annie Montague Alexander; L. Kellogg 1946-6-17 4785 Modoc Cedar Pass road. 1767 Comment
  UCD77337  Antennaria flagellaris Robert E. Preston 2000-6-1 1358 Modoc Modoc Plateau, along Hwy 139, ca. 2 mi e of Forest Service Road 44N11. 1487 Comment
  CAS-BOT-BC15585  Antennaria geyeri Frank Warrington Peirson 1926-6-26 6909 Modoc NW of Canby. Comment
  CAS-BOT-BC15594  Antennaria luzuloides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16424 Modoc Summit of Cedar Pass. 1920 Comment
  RSA164371  Antennaria luzuloides Clare B. Hardham 1961-6-18 7556 Modoc Cedar Pass. 1829 Comment
  UC1037300  Antennaria luzuloides Leo Whitney 1934-5-18 1631 Modoc Devil's Garden, (ne portion of county) Modoc National Forest, Devil's Garden 1524 Comment
  RSA152422  Antennaria luzuloides I. L. Wiggins, Dorothy Wiggins 1961-6-12 16424 Modoc Moderate slope near summit of Cedar Pass, between Alturas and Cedarville 1921 Comment
  CAS-BOT-BC242413  Apera interrupta Bruce Bartholomew 1991-7-5 5928 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  CHSC112047  Apera interrupta Lowell Ahart; John Dittes 2012-7-10 18324 Modoc On dry soil, along the south side of the drainage, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC218338  Aquilegia formosa Isabelo T. Kelly 1930-1-1 48 Modoc Fort Bidwell. Comment
  UC748478  Aquilegia formosa Annie M. Alexander and Louise Kellogg 1946-7-24 5062 Modoc Bear Camp Flat Warner Mtns (on trail to Emerson Camp) Comment
  POM99712  Aquilegia formosa R. M. Austin 1895-07 437 Modoc Willow Creek (Devils Garden) Comment
Read comments
Jul 11 2010
  CAS-BOT-BC218336  Aquilegia formosa var. formosa Elmer Ivan Applegate 1932-8-7 8245 Modoc Lily Lake, Bidwell pass, Warner Mts. Comment
  CAS-BOT-BC218346  Aquilegia formosa var. formosa Leland S. Smith 1922-7-20 1306 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC218348  Aquilegia formosa var. formosa Bruce Bartholomew; Barrett Anderson 1988-7-21 4440 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  UC10399 Image available Arabis davidsonii Mrs. C. C. Bruce Jun 1892 2250 Modoc Lake City mt Comment
  NY639749  Arabis puberula M. J. Williams 1988-5-30 8826- 4 Modoc Jess Valley, east of Likely, south of roadside rest 1524.0 Comment
  NY119569  Arabis sparsiflora var. sparsiflora B. M. Bartholomew 1988-5-13 4145 Modoc Along Parker Creek Road, at the border of Modoc National Forest and ca. 16 km WSW of Alturas, side of the Warner Mtns. 1580 Comment
  UC1010416  Arabis subpinnatifida E. K. Balls 1950-5-14 14691 Modoc 0.2 mi s Modoc National Forest south boundary (trail from Alturas to Thomas Reservoir) 1524 Comment
  CAS-BOT-BC95645  Arctostaphylos nevadensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4325 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC95647  Arctostaphylos nevadensis A. D. Borden 1911-6-15 Modoc S slope Middle Fork Davis Creek. Comment
  CAS-BOT-BC95656  Arctostaphylos patula Louis Cutter Wheeler 1935-9-16 3987 Modoc Everly Reservoir, Devil's Garden. 1524 Comment
  RSA488026  Arctostaphylos patula Bruce Bartholomew, B. Anderson, Bartholomew 1988-5-12 4093 Modoc 4 km NW of White Horse. 1350 Comment
  JEPS51416  Arenaria aculeata L. S. Smith 1917-6-10 33 Modoc Warner Mts., Jess Valley 1524 Comment
  RSA17681  Arenaria aculeata Elmer I. Applegate 1932-7-9 7600 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  RSA602821  Aristida oligantha L. C. Wheeler 1935-9-6 3959 Modoc Fletcher Creek at Pease Place. Devil's Garden. 1524 Comment
  CAS-BOT-BC15566  Arnica chamissonis subsp. foliosa Annie Montague Alexander; L. Kellogg 1946-7-13 4990 Modoc Cowhead Lake. Comment
  CHSC109457  Arnica cordifolia B. Castro; L. P. Janeway 2012-7-24 1949 Modoc Warner Mountains. Flat ridgetop near Sunshine and Moonlight Mines, along Road 48N21 ca 1 air mi SW of Dismal Swamp. 2315 Comment
  JEPS35919  Arnica cordifolia N. T. Mirov 1929-6-16 Modoc Buck Creek Ranger Station, e of Goose Lake, on Fandango Valley Road Warner Mountains, Buck Creek, Goose Lake 1615 Comment
  SEINET3082315 Image available Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 miles northeast of Alturas 1680 Comment
  UC71559  Arnica cordifolia Mrs. M. H. Manning 1904-7-1 250 Modoc Mt. Bidwell, (ne Modoc County) Mt. Bidwell Comment
  CAS-BOT-BC15402  Arnica cordifolia John H. Hatton 1911-6-13 65 Modoc Rush Creek Canyon. 1280 Comment
  JEPS35925  Arnica cordifolia Frances D. Payne 1931-6-22 240 Modoc Dry Creek (n trib of Parker Creek), s and e of Alturas Warner Mountains, Parker Creek 1828 Comment
  JEPS35867  Arnica longifolia W. L. Jepson 1918-8-13 7974 Modoc Eagle Peak Warner Mountains, Eagle Peak 3017 Comment
  CAS-BOT-BC15290  Arnica mollis Bruce Bartholomew 1989-8-11 5063 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  HSC81049  Arnica mollis G. M. Riegel 1980-8-25 1108 Modoc S Warner Mountains 1670 Comment
  CAS-BOT-BC82765  Arnica mollis Frances Payne 1929-7-12 99 Modoc Upper Silver Creek, Warner Mts. 2499 Comment
  SEINET6775095 Image available Arnica mollis L. Kellogg, A. M. Alexander 1946-7-23 5055 Modoc Emerson Peak, Warner Mountains Comment
  SEINET2044329 Image available Arnica sororia Arnold Tiehm 1984-6-30 8837 Modoc NW side of Bidwell Mountains, 2.2 road miles north of 8 Mile Creek on the road from Lake Annie; T47N, R16E, S1 1845 Comment
  CDA1731  Arrhenatherum elatius Loring White 1953-7-2 s.n. Modoc Tom Briles orchard, Davis Creek, Alturas. 0 Comment
  RSA608612  Artemisia cana L. C. Wheeler 1935-8-30 3931 Modoc Devil's Garden: Lakeshore Reservoir. 1524 Comment
  HSC81041  Artemisia douglasiana G. M. Riegel 1979-8-25 719 Modoc South Warner Mountains 2100 Comment
  UC75823  Artemisia douglasiana Milo S. Baker Modoc Forestdale Comment
  JEPS37011  Artemisia ludoviciana subsp. incompta W. L. Jepson 1918-8-6 7835 Modoc Fandango Pass 1584 Comment
  CAS-BOT-BC93744  Artemisia ludoviciana subsp. incompta L. S. Smith 1032 Modoc Camp One above Lost Lake 2499 Comment
  HSC81040  Artemisia ludoviciana subsp. incompta G. M. Riegel 1980-8-13 1060 Modoc South Warner Mountains 2100 Comment
  UCD129331  Artemisia ludoviciana subsp. incompta K. L. Chambers; Ron Tyrl 1965-9-22 2432 Modoc Cedar Pass, Warner Mountains. Northern portion of the state. 1920 Comment
  CAS-BOT-BC15271  Artemisia ludoviciana subsp. ludoviciana Bruce Bartholomew 1989-8-12 5133 Modoc Deep Creek, E side of Warner Mountains. 1620 Comment
  UCR64882  Artemisia tridentata George K. Helmkamp 1990-9-23 H- 4 Modoc US Hwy 395, 13 mi north of Likely 1345 Comment
  CAS-BOT-BC15206  Artemisia tridentata subsp. tridentata Robert Patterson; Mona Bourell 1993-8-15 5245 Modoc South Warner Wilderness Area. Warner Mountains. 2743 Comment
  UC1119447  Artemisia tridentata subsp. tridentata R. C. Wilson 1933-7-17 67 Modoc near Cannon Place; Modoc National Forest, Canby Quadrangle Comment
  SEINET3397746  Artemisia tridentata subsp. vaseyana Unknown 1994-1 s.n. Modoc N. of Lookout Comment
  CAS-BOT-BC15654  Asclepias cordifolia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16441 Modoc 4 mi. E of Cedar Pass summit. Comment
  CAS-BOT-BC15699  Asclepias cordifolia Bruce Bartholomew; Barrett Anderson 1988-7-21 4463 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC15653  Asclepias cordifolia Robert Folger Thorne; C. W. Tilforth 1969-9-5 39152 Modoc Near Pine Creek Falls. 1752 Comment
  RSA520440  Asclepias cordifolia Bruce Bartholomew 1990-6-15 5218 Modoc SW side of Hunters Ridge, 6.3 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  CAS-BOT-BC15665  Asclepias speciosa Bruce Bartholomew 1994-7-4 6847 Modoc Hubert Creek. 1390 Comment
  SJSU11064  Asclepias speciosa H. L. Buckalew 1961-6-28 Modoc Fandango Pass Road near Goose Lake, northeastern Modoc County 1706 Comment
  UC1191653  Asperugo procumbens Herbert L. Mason and Verne Grant 1947-7-12 13416 Modoc s. of Alturas (Pit R. Valley near s. end of w. side of rd.); Pit R. Valley Comment
  CHSC106317  Aster frondosus Lowell Ahart; John Dittes 2010-8-31 17123 Modoc Edge of pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  RSA608617  Aster integrifolius L. C. Wheeler 1935-8-16 3888 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  RSA540055  Aster integrifolius Bruce Bartholomew 1989-8-12 5107 Modoc About 3.2 airline miles west of Patterson Ranger Station on road to Jess Valley 2060 Comment
  POM312494  Aster occidentalis H. L. Mason 1947-8-9 13480 Modoc East side of Fairchild Swamp, north of Alturas Comment
  UCR74622  Aster occidentalis R. D. Goeden, J. Teerink 1989-8-23 890823- 15 Modoc Warner Mtns., Modoc National Forest, near east end of Fandango Pass Rd. 1585 Comment
  RSA0028053  Astragalus John F. Emmel 1997-6-8 1495 Modoc 3 to 4 road miles east of Hwy. 395 on Hwy. 299 (Cedarville Road). 1524 Comment
  RSA150339  Astragalus curvicarpus A. J. Cronquist, Arthur H. Holmgren 1959-6-21 8530 Modoc East side of the Warner Mts. below Fandango Pass. 1524 Comment
  RSA31861  Astragalus curvicarpus A. A. Heller 1938-6-24 15225 Modoc U. S. Highway 299, between Alturas and Canby. 1341 Comment
  CAS-BOT-BC218217  Astragalus curvicarpus var. curvicarpus Gordon H. True 1964-6-3 1431 Modoc Surprise Valley, about 5 mi. S of Cedarville. 1463 Comment
  CAS-BOT-BC218224  Astragalus curvicarpus var. curvicarpus John Thomas Howell 1934-7-1 12333 A Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC218213  Astragalus curvicarpus var. curvicarpus Leland S. Smith 1924-6-15 1402 Modoc Lava beds N of Egg Lake. Comment
  CAS-BOT-BC182065  Astragalus filipes John Thomas Howell 1934-6-12 11986 Modoc Surprise Station. Comment
  CHSC118327  Astragalus filipes L. P. Janeway 2016-5-18 12055 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; uplands along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  HSC28507  Astragalus filipes D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-23 19354 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  JEPS126549  Astragalus filipes Lowell Ahart, John Dittes 2016-6-6 20948 Modoc About 150 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  SD131809  Astragalus filipes Barbara Ertter 1988-6-18 7619 Modoc Highway 139, 50 miles southwest of Klamath Falls, a few miles north Agricultural Inspection Station, 1.0 mile south of south junction to Lava Beds National Monument east of Tonesta. 1310 Comment
  UC862720  Astragalus filipes C. L. Hitchcock 1940-5-27 6650 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  RSA31860  Astragalus filipes A. A. Heller 1938-6-24 15226 Modoc U.S. Highway #299, between Alturas and Canby. 1341 Comment
  SJSU9576  Astragalus obscurus W. Savage 1979-7-3 1330 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC182042  Astragalus purshii Bruce Bartholomew 1991-5-25 5751 Modoc Ca. 6 km NW of Tionesta on road to Lava Beds National Monument. 1310 Comment
  CAS-BOT-BC182032  Astragalus purshii Elmer Ivan Applegate 1935-6-7 9392 Modoc Sheepherders Road, Lava Beds National Monument. Comment
  HSC14532  Astragalus purshii var. lagopinus M. T. Milligan 1966-6-19 468 Modoc Plateau W of Jess Valley 1829 Comment
  HSC26612  Astragalus purshii var. purshii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19367 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC13455  Astragalus purshii var. tinctus Milo S. Baker Jun 5, 1893 - June 8, 1893 Modoc Egg L. Comment
  RSA25341  Astragalus stenophyllus C. L. Hitchcock 1940-5-27 6650 Modoc 9 miles northeast of Alturas. 1402 Comment
  RSA59491  Astragalus whitneyi E. K. Balls 1950-5-18 14 .741 Modoc 1 mi. S.W. of Canby Bridge on Hwy. 299. 1341 Comment
  UC13373  Astragalus whitneyi Mrs. R. M. Austin 1894-1 Modoc low hills around Goose Lake Goose Lake (Northern California) Comment
  CAS-BOT-BC182004  Astragalus whitneyi var. lenophyllus Edward Kent Balls 1950-5-10 15964 Modoc 0.5 mi. past fork of Hwy 395 and road from Altuas to Cedarville. 1584 Comment
  CAS-BOT-BC182020  Astragalus whitneyi var. lenophyllus Elmer Ivan Applegate 1932-8-1 8015 Modoc Warren Peak, Warner Mts. Comment
  SFV1789  Astragalus whitneyi var. siskiyouensis I. L. Wiggins, D. B. Wiggins 1961-6-16 16525 Modoc 6.4 miles west of Canby. 1320 Comment
  NY119641  Athysanus pusillus R. C. Rollins 1981-6-1 81189 Modoc Cedar Summit, between Alturas and Cedarville, off California Hwy. 299 1889.8 Comment
  RSA520472  Athysanus pusillus Bruce Bartholomew, B. Anderson 1989-4-27 4626 Modoc Little Hot Spring Valley, 4 km NW of Day. 1070 Comment
  RSA97506  Atriplex confertifolia Beecher Crampton 1954-7-7 2152 Modoc 7 miles E of Cedarville. Comment
  UC1191370  Atriplex rosea Herbert L. Mason 1947-8-9 13477 Modoc e side Fairchild Swamp (n of Alturas); e side Fairchild Swamp, n of Alturas Comment
  POM312955  Azolla filiculoides Herbert L. Mason 1947-8-12 13503 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  UC932077  Balsamorhiza hookeri Verne Grant and Alva Grant 1947-6-5 7973 Modoc near Alturas Comment
  CAS-BOT-BC218200  Balsamorhiza hookeri John H. Hatton 1911-6-9 1 Modoc Modoc County - Modoc National Forest 1356 Comment
  CAS-BOT-BC15191  Balsamorhiza hookeri var. lanata E. S. Willits 1940-5-6 226 Modoc Davis Creek. 1371 Comment
  CHSC85105  Balsamorhiza macrolepis var. platylepis John Dittes; Josephine Guardino 1991-7-21 411 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC15129  Balsamorhiza sagittata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16410 Modoc Steep hillside in Cedar Pass, along Cedar Pass Road between Alturas and Cedarville Comment
  CAS-BOT-BC15198  Balsamorhiza sagittata R. M. Austin 1898-6-1 2161 Modoc Goose Lake Valley Comment
  RSA0012342  Balsamorhiza sagittata Joan Stewart 2005-6-6 2487 Modoc Stowe Reservoir, Warner Mountains. Comment
  SFV3763  Balsamorhiza sagittata I. L. Wiggins, D. B. Wiggins 1960-6-12 16410 Modoc Along Cedar Pass road between Alturas and Cedarville. Steep hillside in Cedar Pass. Comment
  CAS-BOT-BC15138  Balsamorhiza serrata Isabelo T. Kelly 1930-1-1 17 Modoc unspecified Comment
  CAS-BOT-BC15141  Balsamorhiza serrata Bruce Bartholomew 1994-5-15 6695 Modoc Poison Spring Canyon near junction with Schamp Creek. Ca. 8 km E of Fort Bidwell. 1480 Comment
  SEINET10757887  Balsamorhiza serrata Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 929 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  CAS-BOT-BC58626  Barbarea orthoceras Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10575 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC58632  Barbarea orthoceras Alice Eastwood; John Thomas Howell 1940-6-12 8069 Modoc Between Likely and Jess Valley. Comment
  HSC26659  Barbarea orthoceras D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19350 Modoc Soup Springs Campground Comment
  JEPS118474  Barbarea orthoceras Lowell Ahart, John Dittes 2011-6-21 17518 Modoc About 130 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  RSA603673  Beckmannia syzigachne L. C. Wheeler 1935-10-5 4019 Modoc N Fork Pit River at Parker Creek. 1372 Comment
  UCD56800  Beckmannia syzigachne L. Whitney 1935-7-7 3403 Modoc Howard Gulch. Comment
  UCD56801  Beckmannia syzigachne Beecher Crampton 1954-7-7 2162 Modoc 2.5 miles east of Alturas. Near Radio Station KCNO. Comment
  HSC100068  Beckmannia syzigachne G. D. Barbe, John Kelley 1988-7-20 4298 Modoc Modoc National Wildlife Refuge, SE of Alturas, MDB & M. Comment
  RSA0005404  Beckwithia austinae R. M. Austin, C. C. Bruce 1898-06 2134 Modoc Lake City Mt. Western slope. Comment
  CAS-BOT-BC54179  Berberis aquifolium var. repens Margaret J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, W side of Warner Mtns. 2133 Comment
  CAS-BOT-BC54183  Berberis aquifolium var. repens Isabelo T. Kelly 1930-1-1 51 Modoc Fandango Pass, Warner Mts. Comment
  CAS-BOT-BC54184  Berberis aquifolium var. repens Bruce Bartholomew; Barrett Anderson 1988-5-13 4175 Modoc 0.6 km N of Jess Valley on West Warner Road, W side of the Warner Mts.. 1620 Comment
  CAS-BOT-BC54221  Berberis aquifolium var. repens Bruce Bartholomew 1989-8-12 5122 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  HSC29982  Berberis aquifolium var. repens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19457 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  OBI20534  Berberis aquifolium var. repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass, Warner Mts. Comment
  UC9762  Berberis aquifolium var. repens Mrs. R. M. Austin June, 1894 Modoc Willow Creek Valley Comment
  UCR142894  Bergia texana L. C. Wheeler 1935-8-22 3910 Modoc Devil's Garden: South Mt. Reservoir 1524 Comment
  CAS-BOT-BC497320  Betula glandulosa Annie M. Alexander; Louise Kellogg 1946-6-25 4819 Modoc Dismal Swamp, north end of Warner Mountains 2255 Comment
  CDA39612  Betula occidentalis T. C. Fuller 1971-7-14 19907 Modoc South Barber Creek at crossing with Barber Grade. 0 Comment
  RSA608435  Bidens cernua L. C. Wheeler 1935-9-5 3956 Modoc Tuttle Place, west side Goose Lake 1463 Comment
  CAS-BOT-BC15148  Bidens cernua var. cernua Robert Folger Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39117 Modoc N Fork of Pit River 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  UC1192174  Bidens frondosa Verne Grant and Irving Schneider 1947-7-19 8068 Modoc s of Alturas (Corporation ranch; irrigation ditch s of south loop road) Comment
  CAS-BOT-BC15103  Blepharipappus scaber R. K. Gierisch; D. H. Esplin 1969-7-15 3541 Modoc Modoc National Forest 1524 Comment
  CAS-BOT-BC15104  Blepharipappus scaber Fred D. Douthitt 1916-5-11 12 Modoc Juniper Flats, Modoc National Forest 1524 Comment
  CAS-BOT-BC15112  Blepharipappus scaber Bruce Bartholomew 1990-6-18 5367 Modoc SW side of Goose Lake, 2 km N of McGinty Point. 1420 Comment
  SJSU9536  Blepharipappus scaber W. Savage 1979-7-3 1274 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC912529  Blepharipappus scaber F. H. Frost 1925-7-20 93 Modoc 2 mi above;, Cedar Camp Cedarville; Warner Mts., Cedar Camp Comment
  HSC5211  Blepharipappus scaber M. T. Milligan 1964-6-20 62 Modoc 3 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  RSA508245  Blepharipappus scaber F. R. Fosberg 1957-8-18 38850 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  UC711847  Boechera divaricarpa Roxana S. Ferris and Laura Lorraine 1941-8-13 10516 Modoc Patterson Ranger Station, East Creek drainage Modoc National Forest, Warner Mts., East Creek 2164 Comment
  CAS-BOT-BC95734  Boechera pauciflora Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2148 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC14148  Boechera pendulocarpa L. S. Smith 1917-7-2 55 Modoc Modoc Forest. Warren Peak, head of Parker Creek. 2316 Comment
  CAS-BOT-BC35123  Boechera puberula E. S. Willits 1940-5-6 225 Modoc Davis Creek. Comment
  CAS-BOT-BC35124  Boechera puberula Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6488 Modoc Near SE corner of Big Sage Reservoir, 5.3 km E of Crowder Flat Road. 1580 Comment
  CAS-BOT-BC25529  Boechera retrofracta John Thomas Howell 1934-6-12 11994 Modoc 6 miles south of Davis Creek. Comment
  RSA0128802  Boechera sparsiflora Bruce Bartholomew, B. Anderson 1988-5-13 4145 Modoc Along Parker Creek Road, at the border of Modoc National Forest and 16 km WSW of Alturas, side of the Warner Mtns. 1580 Comment
  RSA0128826  Boechera sparsiflora E. K. Balls 1950-5-11 14606 Modoc W of Middle Lake. Between Eagleville and Cedarville. 1433 Comment
  UC10097  Boechera sparsiflora Milo S. Baker 1893-6 Modoc Comment
  UC190606  Boechera sparsiflora M. F. Gilman 530 Modoc Comment
  UC71683  Boechera subpinnatifida Mrs. M. H. Manning Jul 1903 100 b Modoc near Fort Bidwell (ne Modoc County) Comment
  CAS-BOT-BC25898  Boechera subpinnatifida B. Bartholomew 1995-6-24 7022 Modoc 2.6 km north off to Tionesta on State highway 139. 1250 Comment
  UC1199880  Botrychium simplex Annie Alexander and Louise Kellogg 1946-8-3 5111 Modoc Eagle Creek, head of Warner Mountains Comment
  JEPS89874  Botrychium simplex var. simplex Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10474 Modoc North Emerson Lake Warner Mts., North Emerson Lake 2392 Comment
  CHSC109458  Brickellia grandiflora B. Castro; L. P. Janeway 2012-7-25 1948 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 0.6 air mi west of Lily Lake and 0.9 air mi northwest of Yellow Mountain. 6391 Comment
  SJSU9630  Brodiaea coronaria W. Savage 1979-7-7 1449 Modoc Triangle, W side of Fairchild Swamp Unit, Devils Garden District 1493 Comment
  CAS-BOT-BC244946  Brodiaea coronaria subsp. coronaria K. Paulson; Robert Paulson 1989-7-2 156 Modoc Between McKay Flat and Howerds Gulch. 1447 Comment
  UC1442911  Brodiaea coronaria subsp. coronaria Glenn Keator Jun 1967 MD- 9 Modoc N of Canby Comment
  HSC9115  Bromus briziformis M. T. Milligan 1965-6-27 374 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC242431  Bromus carinatus var. carinatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16435 Modoc 4 mi. E of Summit of Cedar Pass, along Cedar Pass road. Comment
  CAS-BOT-BC242441  Bromus carinatus var. carinatus Bruce Bartholomew 1990-8-5 5660 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2300 Comment
  CAS-BOT-BC242475  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1990-7-20 5473 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  JEPS69180  Bromus carinatus var. carinatus Leland S. Smith 1918-6-22 971 Modoc Modoc National Forest, Pine Creek Canyon Pine Creek Canyon; Modoc National Forest, Pine Creek Canyon 2133 Comment
  SJSU2087  Bromus carinatus var. carinatus J. W. Tilden 1958-6-26 1273 Modoc Warner Mts., W side of Cedar Pass between Alturas & Cedarville 1828 Comment
  UC1024964  Bromus carinatus var. carinatus Leo Whitney 1935-7-6 3446 Modoc Pit River near Lookout; Pit River Comment
  UC1037160  Bromus carinatus var. carinatus Leo Whitney 1935-7-11 3453 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UC70663  Bromus carinatus var. carinatus Mrs. M. H. Manning June 1903 416 c Modoc North-Eastern Modoc County Comment
  UCD59116  Bromus carinatus var. marginatus A. A. Beetle 1941-6-29 2821 Modoc 15 miles west of Alturas, road to Cedarville pass. 1524 Comment
  UC1025054  Bromus commutatus Leo Whitney 1935-7-21 3582 Modoc 15 mi w of Canby (Modoc National Forest, Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  UCD58452  Bromus commutatus A. A. Beetle 1941-6-29 2837 Modoc South slope of Mount Adin. Comment
  UC149681  Bromus hordeaceus H. M. Hall and E. B. Babcock June 1903 4246 Modoc Sierra Nevada Mountain, south-western Modoc County Sierra Nevada Mountain 1219 Comment
  HSC80908  Bromus orcuttianus G. M. Riegel 1979-9-6 763 Modoc South Warner Mountains 509 Comment
  UC1024707  Bromus racemosus Leo Whitney 1934-5-13 2137 Modoc Weed Valley 1524 Comment
  CHSC85143  Bromus tectorum John Dittes; Josephine Guardino 1991-6-1 364 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC95092  Callitriche palustris John Thomas Howell 1934-6-13 12091 Modoc 2 1/2 mi. S of Eagleville. Comment
  CHSC117242  Callitriche palustris Lowell Ahart; John Dittes 2016-7-16 21251 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  UCD123516  Callitriche palustris Herbert L. Mason; Verne Grant 1947-7-12 13428 Modoc south loop west side road, north of Likely. Comment
  RSA77851  Callitriche verna F. W. Peirson 1926-6-26 6907 Modoc Between Alturas and Canby. Comment
  JEPS126501  Calochortus macrocarpus Jennifer Mueller 2016-8-15 CA 370 -245 Modoc From Fort Bidwell take the Cowhead Lake Road (County Road 1). Continue on this road until it becomes grave. Before the road enters Long Canyon. Comment
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Aug 3 2018
  SEINET3260052 Image available Calochortus macrocarpus Annie M. Alexander, Louise Kellogg 1946-7-7 4920 Modoc Slope west of Lake Annie. Comment
  POM275206  Caltha howellii A. M. Alexander, Louise Kellogg 1946-6-26 4829 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  UC465570  Caltha leptosepala Mrs. R. M. Austin July 1894 Modoc Lassen Creek Comment
  RSA0039539  Calycadenia ciliosa Lowell A. Ahart, John Dittes 2008-8-25 15294 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC15051  Calycadenia fremontii Milo Samuel Baker 1899-8-16 s.n. Modoc Little Hot Spring Valley. Comment
  CAS-BOT-BC197576  Calyptridium umbellatum Elmer Ivan Applegate 1932-7-9 7597 Modoc N side of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC197578  Calyptridium umbellatum Bruce Bartholomew 1991-7-6 5969 Modoc Service Gulch, 4.3 km W of County Road 91 on Forest Service road 42N03. 1330 Comment
  SEINET195686  Calyptridium umbellatum Annie M. Alexander, L Kellogg 1946-7-17 5002 Modoc Benton Meadow Warner Mts 2073 Comment
  SEINET195690  Calyptridium umbellatum Annie M. Alexander, L Kellogg 1946-6-25 4825 Modoc Dismal Swamp N end of Warner Mts 2256 Comment
  POM71021  Calystegia occidentalis subsp. occidentalis Mrs. R. M. Austin 1895-07 422 Modoc Goose Lake Valley. Comment
  HSC80944  Calystegia occidentalis subsp. occidentalis G. M. Riegel 1979-7-21 588 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC242123  Camassia quamash subsp. breviflora Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16478 Modoc Campground on Lassen Creek, 1.6 mi. above ford. Comment
  CAS-BOT-BC242127  Camassia quamash subsp. breviflora Bruce Bartholomew 1990-6-15 5237 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC242135  Camassia quamash subsp. breviflora M. M. Hanna 1956-6-7 1021 Modoc Hwy 139 near Canby. Comment
  CAS-BOT-BC191126  Camissonia andina H. Rickabaugh; R. Hass 1980-6-12 Modoc Vernal pool area, Devil's Garden, near Alturas Airport. Comment
  CAS-BOT-BC191128  Camissonia andina Bruce Bartholomew 1993-6-14 6654 Modoc 5.5 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1440 Comment
  NY850417  Camissonia andina M. J. Williams 1984-7-1 84- 87 --4 Modoc Northwest of Alturas, Crowder Flat Road, near the Big Sage Reservoir 1372 Comment
  CAS-BOT-BC191110  Camissonia contorta Bruce Bartholomew 1995-6-24 7023 Modoc 2.6 km N of turn off to Tionesta on State Hwy 139. 1250 Comment
  RSA37525  Camissonia contorta Milo S. Baker 1936-6-14 8309 Modoc Sink along Hwy. Malin to Canby several miles N of Quarantine Station. Comment
  CAS-BOT-BC191107  Camissonia minor Bruce Bartholomew 1993-6-13 6623 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  UC1586092  Camissonia parvula Barbara Ertter 1988-6-18 7614 Modoc Hwy 139 1 mi s jct. to Lava Beds Nat'l Monument (ca 50 air mi sw of Klamath Falls, a few mi n of Agric. Inspection Station, e of Tonesta) 1310 Comment
  CAS-BOT-BC191103  Camissonia subacaulis Bruce Bartholomew 1995-6-23 6998 Modoc 2.4 km N of Forest Road 30 on road from Hall Meadow to Plume Valley Camp Ground. 1770 Comment
  POM38108  Camissonia subacaulis C. C. Bruce 1898-06 2203 Modoc Lake City Mt. Comment
  CAS-BOT-BC191082  Camissonia tanacetifolia subsp. tanacetifolia Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10569 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  RSA600330  Camissonia tanacetifolia subsp. tanacetifolia Louis C. Wheeler 1935-8-2 3744 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  CAS-BOT-BC95106  Campanula scabrella D. Showers 1978-8-8 4219 Modoc Near Patterson Lake. 2743 Comment
  UC10295  Capsella bursa-pastoris Milo S. Baker 1893-6-22 Modoc Comment
  CAS-BOT-BC248378  Cardamine breweri Louis C. Wheeler 1935-8-15 s.n. Modoc Dismal Swamp 2225 Comment
  NY119871  Cardamine breweri C. L. Hitchcock 1940-5-27 6712 Modoc 15 miles NE of Alturas 1676.4 Comment
  NY119874  Cardamine breweri N. H. Holmgren 1970-6-23 4370 Modoc Warner Mtns., North Fork Deep Creek, 6.5 road miles W of Cedarville cemetary. 2133.6 Comment
  CAS-BOT-BC58472  Cardamine breweri var. breweri Bruce Bartholomew; Barrett Anderson 1989-6-2 4844 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CDA37679  Cardaria draba Robin Breckenridge 2002-7-15 s.n. Modoc Likely; Lynetta Farms. 0 Comment
  CAS-BOT-BC242400  Carex Annie Montague Alexander; L. Kellogg 1946-7-23 5047 Modoc Emerson Peak. 2750 Comment
  CAS-BOT-BC242329  Carex abrupta Louis Cutter Wheeler 1935-8-16 3878 Modoc Dismal Swamp. 2225 Comment
  UCD140121  Carex atherodes Herbert L. Mason; Verne Grant 1947-7-11 13376 Modoc near west side road, South Fork of Pit River, south of Alturas. Comment
  SEINET10862025  Carex athrostachya Gordon H. True 1939-6-19 True 998 Modoc Pit River, near Sckeley. Comment
  CAS-BOT-BC245193  Carex bolanderi Bruce Bartholomew; Barrett Anderson 1988-7-23 4590 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  UCD140433  Carex heteroneura L. S. Smith 1918-8-11 1018 Modoc Trail to Lost Lake. Comment
  CAS-BOT-BC245138  Carex inops subsp. inops Bruce Bartholomew 1989-7-15 5016 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  UC1540214  Carex jonesii Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9116 Modoc headwaters of upper South Deep Creek Warner Mountains, South Deep Creek 2194 Comment
  JEPS120121  Carex lanuginosa Lowell Ahart, John Dittes 2012-7-12 18368 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC242355  Carex lenticularis var. impressa Bruce Bartholomew; Barrett Anderson 1988-6-24 4333 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC245182  Carex microptera James D. Jokerst 1983-7-18 1844 Modoc Miller's Flat, NW of Aden. Comment
  HSC48004  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19489 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC245169  Carex nebrascensis B. Anderson 1986-7-9 3183 Modoc Warner Mountains; Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir 1965 Comment
  JEPS119966  Carex nebrascensis Lowell Ahart, John Dittes 2012-7-12 18367 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1537622  Carex nebrascensis Gordon H. True Jr. 1939-6-13 997 Modoc near Likely; Pit River Comment
  JEPS63585  Carex phaeocephala W. L. Jepson 1918-8-13 7978 Modoc summit of Eagle Peak, Warner Mountains Eagle Peak; Warner Mountains, Eagle Peak 3017 Comment
  JEPS127230  Carex praegracilis Lowell Ahart, John Dittes 2016-6-6 20966 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  UC1024317  Carex praegracilis Annie M. Alexander and Louise Kellogg 1946-6-14 4761 Modoc branch to Silver Creek (Patterson Mill Rd.) 1828 Comment
  CHSC53657  Carex rossii L. P. Janeway; Gary Benson, Randy Harrison 1984-8-23 1057 A Modoc Near S Fk Pine Cr at border of the South Warner Wilderness. 2072 Comment
  SD130395  Carex scopulorum B. Bartholomew, B. Anderson 1988-7-23 4588 Modoc Warner Mountains; vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp;perennial. 2170 Comment
  JEPS114870  Carex sheldonii Lowell Ahart, John Dittes 2008-8-25 15292 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  CAS-BOT-BC245150  Carex subfusca Bruce Bartholomew 1989-8-12 5115 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  UC1024855  Carex whitneyi Leo Whitney 1935-6-6 3188 Modoc ca. 2 mi n Hole-in-the-rock (ca. 18 mi wnw of Canby) Comment
  RSA504668  Castilleja angustifolia K. Paulson, R. Paulson 1988-5-24 17 Modoc Granger Canyon, Warner Mountains. 1494 Comment
  CAS-BOT-BC225984  Castilleja applegatei subsp. pinetorum Elmer Ivan Applegate 1932-7-9 7578 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC225989  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1935-6-8 972 Modoc NE of Bieber. Comment
  CAS-BOT-BC226001  Castilleja applegatei subsp. pinetorum Bruce Bartholomew 1994-7-2 6780 Modoc 1.8 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 1720 Comment
  CAS-BOT-BC248340  Castilleja applegatei subsp. pinetorum B. Bartholomew; H. Sun 2002-6-24 8807 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  CHSC109456  Castilleja applegatei subsp. pinetorum B. Castro; L. P. Janeway 2012-7-24 1952 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi S of Dismal Swamp, off upper edge of open lodgepole pine forest. 2359 Comment
  JEPS26206  Castilleja applegatei subsp. pinetorum John Weiler with Andy P. Nelson 1961-5-28 61227 Modoc Cedar Pass Warner Mts. 1938 Comment
  JEPS86308  Castilleja applegatei subsp. pinetorum Jack and Betty Guggolz 1988-7-5 982 Modoc Comment
  RSA26485  Castilleja applegatei subsp. pinetorum Alice Eastwood, John T. Howell 1940-6-13 8144 Modoc Fandango Pass. Comment
  RSA339154  Castilleja applegatei subsp. pinetorum Margaret J. Williams 1984-6-28 84- 69 -2 Modoc Warner Mtns., N of Cedar Pass. End of Soldier Creek road. 2073 Comment
  RSA425922  Castilleja applegatei subsp. pinetorum Christopher Davidson 1973-5-26 2121 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  RSA60360  Castilleja applegatei subsp. pinetorum E. K. Balls 1950-5-10 15967 Modoc 0.5 mi. east of fork of Hwy 395 and Alturas Road. 1585 Comment
  UC26527  Castilleja applegatei subsp. pinetorum Baker and Nutting 1894-6-13 Modoc near Egg Lake Comment
  HSC20572  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-7-27 354 Modoc 1677 Comment
  JEPS4831  Castilleja arachnoidea Mrs. M. H. Manning 1903-1 361 Modoc near Fort Bidwell (ne Modoc County) Comment
  UC1310318  Castilleja arachnoidea Noel H. Holmgren and James L. Reveal 1964-8-22 1719 Modoc Eagle Park; Warner Range, Modoc National Forest 3027 Comment
  SJSU9674  Castilleja campestris W. Savage 1979-7-10 1522 Modoc Bowles Meadow Devils Garden District, Modoc National Forest 1493 Comment
  CHSC117755  Castilleja campestris subsp. campestris L. P. Janeway 2016-5-16 11988 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  UC27293  Castilleja campestris subsp. campestris Milo S. Baker 1893-6 Modoc Adobe bottom Comment
  CHSC112421  Castilleja chromosa Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18765 Modoc About 300 yards east of the Parking Area, east of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC226022  Castilleja lacera Elmer Ivan Applegate 1929-6-24 5893 Modoc Between Alturas and Davis Creek. Comment
  CAS-BOT-BC226030  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1988-6-23 4282 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  JEPS62827  Castilleja lacera John Weiler 1970-7-8 70238 Modoc n of Adin (along road to Rush Creek Camp grounds near its junction with Highway 299) 1524 Comment
  JEPS76161  Castilleja lacera T. I. Chuang with Fei-Mei Chuang 1977-7-26 7662 Modoc 2.2 mi n Adin (at junction of Highway 299 and road to Rush Creek Campground) 1371 Comment
  CAS-BOT-BC226040  Castilleja linariifolia John Thomas Howell 1934-7-2 12369 Modoc W side of Clear Lake. Comment
  UC727017  Castilleja pilosa A. A. Heller 1941-6-25 16199 Modoc w of ascent to Cedar Pass (on the Cedarville road) Comment
  CAS-BOT-BC225971  Castilleja pinetorum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 149 Modoc Parker Creek, Modoc Nat. Forest Boundary. Comment
  UCSB19310  Castilleja pruinosa Haller, John 1962-6-7 Modoc Little Meadows campground, South Fork of the Pit River, 8 miles east of Likely, 1.5 miles west of the western end of Jess Valley Warner Mountains 1524 Comment
  CAS-BOT-BC226076  Castilleja tenuis K. Paulson; Robert Paulson 1989-6-14 136 Modoc Junction of Hwy 299 and Hwy 395 at turn off to Cedar Pass. 1371 Comment
  CAS-BOT-BC226078  Castilleja tenuis Clare Butterworth Hardham 1961-6-18 7804 Modoc Lava Flows, N Fork Pit River, 3.3 mi SW of Cedar Pass. 1371 Comment
  CHSC85130  Castilleja tenuis John Dittes; Josephine Guardino 1991-7-21 421 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS79118  Castilleja tenuis L. R. Heckard with R. Bacigalupi 1980-6-10 5220 Modoc sw margin Egg Lake (now dry); Egg Lake Comment
  RSA0062306  Castilleja tenuis Lowell Ahart, John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  SEINET14173654  Castilleja tenuis M. J. Williams 1984-1 84- 78 -1 Modoc E side of the Warner Mountains, 3 miles W of the Cedarville-Gerlach road, near the Granger Canyon road. 2073 Comment
  SEINET14173703  Castilleja tenuis M. J. Williams 1984-7-1 84- 87 -3 Modoc Crowder Flat Road, near Big Sage Reservoir, NW of Alturas. 1372 Comment
  UC1520658  Castilleja tenuis Noel H. Holmgren and Patricia K. Holmgren 1980-7-1 9454 Modoc 13 air mi wnw Canby (Calif Hwy 139, 14.2 mi wnw Calif Hwy 139 junction with U.S. Hwy 299) 1463 Comment
  CAS-BOT-BC32730  Ceanothus X flexilis Milo Samuel Baker 1893-6-30 s.n. Modoc unspecified 1371 Comment
  UC1281476  Ceanothus X flexilis H. E. McMinn 1941-8-27 5405 Modoc Egg lake 12-13 mi from Lookout, Egg Lake; Egg Lake Comment
  UC18478  Ceanothus X rugosus Baker and Nutting Modoc near Egg Lake; near Egg Lake Comment
  UC452542  Ceanothus X rugosus Franklin P. Nutting Modoc w side Egg Lake Lava Beds, w side Egg Lake Comment
  HSC25994  Ceanothus integerrimus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19516 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  RSA126441  Ceanothus integerrimus var. californicus Franklin Nutting s.n. Modoc Big Valley Mts Comment
  HSC27255  Ceanothus prostratus J. P. Smith, J. O. Sawyer 1972-5-6 5281 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  UC1281290  Ceanothus prostratus H. E. McMinn 1941-8-27 5404 Modoc Egg Lake 12-13 mi from Lookout; Egg Lake Comment
  SEINET12210602  Ceanothus prostratus J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4132 Modoc On White Horse Road near Egg Lake, n.w. of Lookout Comment
  UC18391  Ceanothus prostratus Milo S. Baker 1893-6 Modoc Red soil 1524 Comment
  CAS-BOT-BC217125  Ceanothus velutinus Belknap C. Goldsmith 1911-9-17 39 Modoc Fandango Creek. W slope Warner Mts. 1615 Comment
  UC1281456  Ceanothus velutinus H. E. McMinn 1931-5-23 2472 Modoc Fandango Pass Warner Mts., Fandango Pass Comment
  UC18446  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  CAS-BOT-BC248322  Ceanothus velutinus var. velutinus B. Bartholomew; H. Sun 2002-6-24 8868 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  JEPS117475  Centaurea cyanus Lowell Ahart, John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  HSC5232  Centaurea cyanus M. T. Milligan 1964-6-4 28 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  CDA7215  Centaurea diffusa Loring White 1959-8-19 Modoc West of Canby. 0 Comment
  CAS-BOT-BC95204  Cerastium fontanum Bruce Bartholomew 1994-5-27 6704 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  HSC4113  Cerastium fontanum subsp. vulgare M. T. Milligan 1965-6-23 288 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC95500  Ceratophyllum demersum Bruce Bartholomew 1992-8-7 6353 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC181985  Cercis occidentalis Bruce Bartholomew; Barrett Anderson 1988-6-23 4228 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC197530  Cercocarpus ledifolius var. ledifolius Barrett Anderson 1986-7-10 3194 Modoc West Warner Rd N of the North Fork of Pine Creek. 1965 Comment
  CAS-BOT-BC197540  Cercocarpus ledifolius var. ledifolius F. Angwin 1946-4-21 s.n. Modoc Stone Coal Canyon, 12 mi. NE of Adin. 1280 Comment
  CAS-BOT-BC214643  Cercocarpus ledifolius var. ledifolius Roxana Stinchfield Ferris; R. Duthie 1919-6-14 186 Modoc Parker Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC214647  Cercocarpus ledifolius var. ledifolius A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill. Comment
  UC859417  Cercocarpus ledifolius var. ledifolius Lewis S. Rose 1940-6-13 40553 Modoc Fandango Pass 1905 Comment
  NY418595  Cercocarpus macrourus M. S. Baker 1893-6-20 s.n. Modoc Rocky hillside. Comment
  NY418596  Cercocarpus macrourus M. S. Baker 1893-6-20 s.n. Modoc Comment
  SEINET3146201  Chaenactis douglasii L. S. Rose 1940-6-13 40546 Modoc Surprise, NE of Alturas 1372 Comment
  RSA531336  Chaenactis douglasii Bruce Bartholomew 1990-6-17 5293 Modoc Along Emerson Creek, 2.8 km SW of County Road 1, E side of Warner Mts. 1600 Comment
  CAS-BOT-BC15058  Chaenactis douglasii var. douglasii Leland S. Smith 1918-7-7 977 Modoc Jess Valley, Modoc National Forest 1828 Comment
  CAS-BOT-BC15062  Chaenactis douglasii var. douglasii R. M. Austin; C. C. (Mrs.) Bruce 1898-7-1 2177 Modoc Davis Creek plains. Comment
  UC76036  Chaenactis douglasii var. douglasii Milo S. Baker Modoc Egg Lake Comment
  CAS-BOT-BC141743  Chamaebatiaria millefolium L. S. Smith 1918-8-7 1012 Modoc Black Knob, Camp One T38-16 2438 Comment
  UC1713748  Chamaebatiaria millefolium Mrs. M. H. Manning Modoc Rhett Lake, within a 2 mile radius from about the middle of the East lake between the s end and the peninsula Rhett Lake Comment
  CAS-BOT-BC245422  Chamaesaracha nana Annie Montague Alexander; L. Kellogg 1946-7-24 5065 Modoc Bear Camp Flat, along trail to Emerson Camp. Warner Mountains. Comment
  UC449976  Chamaesaracha nana M. F. Gilman 638 Modoc 1676 Comment
  RSA432488B  Chamaesyce serpillifolia L. C. Wheeler 1935-8-3 3768 Modoc Pine Creek, Warner Mts. 1555 Comment
  UC1025074  Chamaesyce serpyllifolia Leo Whitney 1934-6-5 1585 Modoc Quaking Asp Modoc National Forest 1219 Comment
  UC20108  Chamerion angustifolium subsp. circumvagum Milo S. Baker 1893-7-12 Modoc hillside Comment
  UC748353  Chamerion angustifolium subsp. circumvagum Annie M. Alexander and Louise Kellogg 1946-7-3 4904 Modoc near Fort Bidwell (s slope); Bidwell Creek Canyon Comment
  CAS-BOT-BC95519  Chenopodium berlandieri Francis Dorris Payne 1932-7-10 695 Modoc Parker Creek. 1584 Comment
  HSC80941  Chenopodium desiccatum G. M. Riegel 1980-8-25 1102 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC95522  Chenopodium foliosum K. Paulson; Robert Paulson 1989-7-12 176 Modoc Ca. 1 mi. N of Mill Creek Falls, W side of Warner Mts. 1828 Comment
  RSA210829  Chenopodium salinum R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39074 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  UC73568  Chimaphila umbellata Milo S. Baker Aug. 1898 534 Modoc Forestdale Comment
  HSC80767  Chimaphila umbellata G. M. Riegel 1979-8-21 680 Modoc S Warner Mtns. 1670 Comment
  CDA36068  Chorispora tenella C. Pirosko 2002-6-14 s.n. Modoc Jones Lane. 0 Comment
  JEPS117374  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart, John Dittes 2010-8-30 17061 Modoc Near the homestead, about 100 yards east of the fence, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC71576  Chrysothamnus viscidiflorus subsp. viscidiflorus Mrs. M. H. Manning 1902-10-1 27 Modoc near Fort Bidwell (ne Modoc county) Comment
  CAS-BOT-BC14971  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CAS-BOT-BC191005  Circaea alpina subsp. pacifica Francis Dorris Payne 1935-7-19 801 Modoc Parker Creek. 1584 Comment
  UC73323  Circaea alpina subsp. pacifica Milo S. Baker 1893-1 Modoc Forestdale, Taylor Creek Comment
  RSA504850  Circaea alpina subsp. pacifica Bruce Bartholomew, B. Anderson 1988-7-21 4439 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  CDA1061  Cirsium arvense T. C. Fuller 1959-7-8 2746 -B Modoc Grainfield, 1.5 mi. South of Tulelake. 0 Comment
  CAS-BOT-BC14961  Cirsium cymosum Alice Eastwood; John Thomas Howell 1940-6-13 8154 Modoc Fandango Pass. Comment
  CAS-BOT-BC14927  Cirsium occidentale var. candidissimum K. Paulson; Robert Paulson 1988-7-13 80 Modoc Juniper Flat, Jess Valley. 1402 Comment
  CAS-BOT-BC14930  Cirsium occidentale var. candidissimum Edward Kent Balls; Percy C. Everett 1952-10-11 18157 Modoc 1 mi. SE of crest of Fandango Pass, Warner Mountains 1706 Comment
  HSC65596  Cirsium occidentale var. candidissimum Thomas Wood 1979-8-9 230 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of jct. with Co. Hwy. 2. N of Fort Bidwell 1555 Comment
  CDA1510  Cirsium ochrocentrum var. ochrocentrum D. Chambers, M. Carstens 1979-8-22 s.n. Modoc Modoc National Forest, Beeler Reservoir dam, S of Hackamore. Comment
  CAS-BOT-BC14940  Cirsium scariosum Annie Montague Alexander; L. Kellogg 1946-6-14 4765 Modoc Silver Creek branch of Patterson Mill Road. 1828 Comment
  JEPS59283  Cirsium scariosum W. L. Jepson 1918-8-11 7942 Modoc Jess Valley 1584 Comment
  HSC81013  Cirsium scariosum G. M. Riegel 1979-7-13 531 Modoc South Warner Mtns. 2100 Comment
  SEINET9293025  Cirsium undulatum Unknown 2003-9-9 27065 Modoc Vicinity of Alturas Botany Lab/Herbarium CDA, California Dept. of Food & Agric Comment
  CAS-BOT-BC191064  Clarkia gracilis subsp. gracilis Frances D. Payne 1932-6-10 640 Modoc Parker Creek 1584 Comment
  CAS-BOT-BC191070  Clarkia gracilis subsp. gracilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16384 Modoc Rocky clay mesa 5 mi. E of Calif. St. Highway 299 along Cedar Pass road Comment
  HSC16260  Clarkia purpurea subsp. quadrivulnera M. T. Milligan 1964-7-20 158 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  CAS-BOT-BC191046  Clarkia rhomboidea Bruce Bartholomew; Barrett Anderson 1988-6-23 4234 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC191048  Clarkia rhomboidea Bruce Bartholomew 1989-7-14 4950 Modoc ca. 6.5 km NE of Egg Lake and 0,8 km E of Survice Gulch. 1340 Comment
  UC634666  Clarkia rhomboidea F. H. Frost 1925-7-11 12 Modoc 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  SEINET10492533  Clarkia rhomboidea Lawrence R. Heckard 1978-7-19 Heckard 4886 Modoc On slope above stream. N side of Cedar Pass. Elev. 6300 feet. 1890 Comment
  SEINET10632445  Clarkia rhomboidea Peter H. Raven, Otto T. Solbrig 1958-6-18 Raven 13309 Modoc Cottonwood Flat Camp Ground, Modoc National Forest. Comment
  HSC16269  Clarkia stellata M. T. Milligan 1965-7-27 362 Modoc Eroded volcanic plateau west of Jess Valley 1829 Comment
  CAS-BOT-BC197444  Claytonia lanceolata Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6003 Modoc Cedar Pass. 1920 Comment
  NY497246  Claytonia lanceolata B. M. Bartholomew 1988-5-13 4161 Modoc 4 km northwest of Pepperdine, slope near top of the Warner Mountains 1760 Comment
  RSA0080490  Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles NE of Alturas. 1982 Comment
  SEINET5336342  Claytonia lanceolata M. J. Williams 1968-5-31 1152 Modoc Cedar Pass Comment
  UC7957  Claytonia parviflora subsp. parviflora M. S. Baker and Frank Nutting 1894-6-16 Modoc Big Valley Mts. Comment
  NY497305  Claytonia perfoliata B. M. Bartholomew 1989-4-29 4667 Modoc West side of Upper Alkali Lake, 7 km south of Fort Bidwell, Surprise Valley 1370 Comment
  CAS-BOT-BC197434  Claytonia perfoliata subsp. intermontana Fred D. Douthitt 1916-4-27 9 Modoc Henderson Meadow. 1737 Comment
  CAS-BOT-BC197466  Claytonia rubra subsp. rubra John Thomas Howell 1934-6-13 12078 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC197468  Claytonia rubra subsp. rubra Bruce Bartholomew; Barrett Anderson 1989-4-29 4667 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  UC83260  Cleome platycarpa F. Stephens 1894-7-16 Modoc Liberty 1432 Comment
  CAS-BOT-BC226094  Collinsia parviflora Annie Montague Alexander; L. Kellogg 1946-6-14 4756 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC229856  Collinsia parviflora Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16430 Modoc Near summit of Cedar Pass, between Alturas & Cedarville 1920 Comment
  CAS-BOT-BC229858  Collinsia parviflora F. Angwin 1946-4-13 s.n. Modoc Big Valley. 1280 Comment
  CAS-BOT-BC229863  Collinsia parviflora Fred D. Douthitt 1916-5-15 30 Modoc Flournoys Swale. 1828 Comment
  CHSC85138  Collinsia parviflora John Dittes; Josephine Guardino 1991-6-1 373 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC229867  Collinsia parviflora E. H. Steffen 1917-5-21 7 Modoc West Valley camp. 1676 Comment
  HSC20612  Collinsia parviflora M. T. Milligan 1964-6-20 56 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  RSA503235  Collomia grandiflora Bruce Bartholomew, B. Anderson 1988-7-21 4416 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC190728  Collomia linearis C. C. (Mrs.) Bruce 1894-6-1 96 Modoc Davis Creek. Comment
  HSC65597  Collomia linearis Thomas Wood 1979-8-9 231 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of jct. with Co. Hwy. 2. N of Fort Bidwell 1555 Comment
  CAS-BOT-BC190707  Collomia tinctoria Bruce Bartholomew 1993-6-12 6580 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC190710  Collomia tinctoria Annie Montague Alexander; L. Kellogg 1946-6-28 4864 Modoc Pine Creek Canyon, N end of Warner Mts. Comment
  UC1060655  Collomia tinctoria Herbert L. Mason 1957-7-6 14718 Modoc Mill Creek Warner Mountains Comment
  CHSC105975  Conium maculatum Lowell Ahart; John Dittes 2010-8-30 17066 Modoc On the sides of a small wash, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC242184  Corallorhiza maculata Bruce Bartholomew 1989-7-14 4982 Modoc Field redacted by CAS, contact the data manager for more information 1580 Comment
  UC429110  Corallorhiza maculata M. F. Gilman 656 Modoc Mts. 1828 Comment
  JEPS66444  Cordylanthus capitatus L. R. Heckard and P. Rubtzoff 1971-8-3 2705 Modoc summit of Old Cannon Mill rd Warner Mts. (3.5 mi n of Cedarville) 1981 Comment
  JEPS71355  Cordylanthus capitatus L. R. Heckard with R. Bacigalupi and T. I. Chuang 1973-7-29 3458 Modoc 3.5 mi n of Cedar Pass ((e of summit) e side of Warner Mountains, Summit of Old Cannon Mill Road); Warner Mountains, Old Cannon Mill Road 2072 Comment
  JEPS78423  Cordylanthus capitatus Gary Schoolcraft 1979-8-9 171 Modoc above 10 mile Creek (just below fence crossing area, ca 4 mi ne of Bidwell Mt.) 1828 Comment
  RSA504660  Cordylanthus capitatus Bruce Bartholomew, B. Anderson 1988-7-23 4560 Modoc Road beyond Poison Lake 8km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2140 Comment
  CAS-BOT-BC229878  Cordylanthus ramosus John Thomas Howell 1934-7-2 12350 Modoc Mowitz Creak, 1 mi. S of Clear Lake. Comment
  UC748141  Cordylanthus ramosus Annie M. Alexander and Louise Kellogg 1946-7-7 4942 Modoc Eight Mile Creek; ne corner of county 1752 Comment
  SEINET12330725  Cordylanthus ramosus M. J. Williams 1985-1 85- 67 -2 Modoc road into S end of Big Sage Reservoir, NW of Alturas 1524 Comment
  CAS-BOT-BC210269  Cornus sericea Frances Payne 1931-6-10 141 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC95596  Cornus sericea Bruce Bartholomew 1989-8-12 5132 Modoc Deep Creek, E side of Warner Mountains. 1920 Comment
  UC634830  Cornus sericea subsp. sericea F. H. Frost 1925-7-20 23 Modoc Warner Mts., Cedar Canyon Camp Comment
  UCD168577  Cotula mexicana Thomas Getts 2017-7-27 s.n. Modoc Three miles east and south of the town of Likely, Likely Place Golf and RV Resort. 1388 Comment
  JEPS114435  Crataegus castlegarensis Lowell Ahart, John Dittes 2008-8-26 15334 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  SBBG8039  Crepis acuminata H. and M. Dearing 1939-6-8 3590 Modoc near Goose Lake 1219 Comment
  CAS-BOT-BC14906  Crepis acuminata Amos Arthur Heller 1938-6-24 15220 Modoc unspecified Comment
  SJSU8815  Crepis acuminata J. W. Tilden 1958-6-25 1261 Modoc near Monument Headquarters, Lava Beds National Monument Comment
  RSA534595  Crepis bakeri Bruce Bartholomew 1991-6-21 5793 Modoc 1.6kim S of Davis Creek on Hwy 395. 1450 Comment
  JEPS89243  Crepis modocensis Lauramay T. Dempster 1961-6-18 1693 Modoc peak just s Cedar Pass Comment
  CAS-BOT-BC14885  Crepis modocensis subsp. modocensis C. C. (Mrs.) Bruce 1898-6-1 2164 Modoc Lake City Mt. Comment
  CAS-BOT-BC14866  Crepis occidentalis Bruce Bartholomew 1991-8-5 6049 Modoc Summit Trail between Squaw Peak and Cottonwood Lake, crest of the Warner Mts. 2470 Comment
  JEPS36448  Crepis occidentalis Frances D. Payne 1932-6-10 629 Modoc Parker Creek Warner Mts. 1584 Comment
  UC485362  Crepis occidentalis M. F. Gilman 1912-8-4 642 Modoc 1828 Comment
  SEINET2142062 Image available Crepis occidentalis subsp. conjuncta Annie M. Alexander, Kellogg, Louise 1946-7-18 5016 Modoc Near Benton Meadow, Warner Mountains 2070 Comment
  SEINET7881829 Image available Crepis occidentalis subsp. costata Helen K. Sharsmith 1955-1 4485 Modoc just north of Cedar Pass. 1890 Comment
  CAS-BOT-BC14859  Crepis occidentalis subsp. pumila Bruce Bartholomew; Barrett Anderson 1988-6-25 4384 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC14833  Crocidium multicaule Bruce Bartholomew; Mona Bourell 1990-4-26 5161 Modoc N end of Big Valley, 4.7 km N of Lookout on County Rte 90. 1270 Comment
  CAS-BOT-BC14834  Crocidium multicaule Bruce Bartholomew 1991-5-25 5749 Modoc Ca. 1 km W of Tionesta. 1320 Comment
  RSA520477  Crocidium multicaule Bruce Bartholomew, B. Anderson 1989-4-28 4649 Modoc 8.8 km N of State hwy 299 on road to Raker and Thomas Reservoir. 1470 Comment
  RSA59490  Crocidium multicaule E. K. Balls 1950-5-17 14729 Modoc South shore, Clear Lake Bird Refuge 1381 Comment
  CDA36317  Crupina vulgaris CDFA Staff 1992-1 Modoc 0 Comment
  CHSC100390  Crypsis alopecuroides Lowell Ahart; John Dittes 2008-8-26 15352 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  UC1140902  Crypsis vaginiflora L. Whitney 1935-7-21 3563 Modoc Stone Coal Valley Pit River Comment
  CAS-BOT-BC54135  Cryptantha ambigua Alice Eastwood; John Thomas Howell 1940-6-11 8028 Modoc 8 mi. from Canby on road to Alturas. Comment
  HSC3594  Cryptantha ambigua M. T. Milligan 1965-6-23 305 Modoc N end Jess Valley 1616 Comment
  UC1202932  Cryptantha celosioides L. S. Smith 1114 Modoc Deep Creek, above station Modoc Forest 1584 Comment
  POM368342  Cryptantha circumscissa Christopher Davidson 1973-5-24 2108 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  UC1037254  Cryptantha humilis Leo Whitney 1934-5-31 1660 Modoc ca 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  CAS-BOT-BC54145  Cryptantha intermedia David Daniels Keck; Jens Chr. Clausen 1935-6-24 3719 Modoc 9 mi. S of Pine Creek, E side of Goose Lake, 0.5 mi N of Buck's Ranger Station. 1524 Comment
  CAS-BOT-BC54147  Cryptantha intermedia E. S. Willits 1940-5-17 260 Modoc Willow Ranch. Comment
  HSC75576  Cryptantha intermedia G. M. Riegel 1979-6-30 451 Modoc S Warner Mtns. 1739 Comment
  HSC75577  Cryptantha intermedia G. M. Riegel 1980-8-20 1078 Modoc S Warner Mtns. 1739 Comment
  UC24650  Cryptantha intermedia M. S. Baker and Frank Nutting 1894-6-29 Modoc near Lookout; Big Valley Comment
  UC24699  Cryptantha intermedia M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  HSC3607  Cryptantha intermedia var. hendersonii M. T. Milligan 1964-6-20 71 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  SEINET10455959  Cryptantha milobakeri Jeffrey Huber 1971-6-3 Huber 98 Modoc 5 mi S of Canby on CA Hwy 299, Lupines heavily carpeting hillsides of large basaltic boulders, sparse juniper, Artemisia, Purshia, Poa assoc. 1280 Comment
  HSC3626  Cryptantha simulans M. T. Milligan 1964-6-25 78 Modoc Upper Lassen Creek 1829 Comment
  HSC75578  Cryptantha simulans G. M. Riegel 1980-7-8 853 Modoc S Warner Mtns. 1739 Comment
  NY1112162  Cryptantha torreyana B. Anderson 1986-7-9 3174 Modoc Warner Mountains. Stough Reservoir Road just east of Cedar Pass near Stough Reservoir 1965 Comment
  HSC80940  Cryptantha torreyana G. M. Riegel 1979-7-18 509 Modoc S Warner Mtns. 2100 Comment
  RSA183179  Cryptantha torreyana Delzie Demaree 1959-8-15 41481 Modoc Modoc National Forest, Howard Gulch. P. O. Canby. Comment
  NY57978  Cupressus bakeri B. M. Bartholomew 1995-6-1 6914 Modoc Northwest edge of Little Hot Spring Valley, northwest of Day 1080 Comment
  CDA5587  Cuscuta approximata Goss 1932-10-3 Modoc 0 Comment
  NY643323  Cuscuta approximata L. C. Wheeler 1935-8-6 3796 Modoc Pine Creek (town) 1524.0 Comment
  JEPS101895  Cyperus squarrosus Dean W. Taylor 1989-8-4 10524 Modoc Emerson Creek drainage; Cole Creek, on road to Emerson Camp from Surprise Valley Comment
  UC1204928  Cypripedium montanum R. C. Wilson 1933-6-21 99 Modoc Rush Creek Camp Canby Quadrangle Comment
  UC72233  Cypripedium montanum Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC30219  Cystopteris fragilis B. Bartholomew; B. Anderson 1988-7-21 4603 Modoc above Upper rush Creek Campground ca. 4 km E of State Hwy 299 btwn Adin and Canby 1580 Comment
  CAS-BOT-BC245208  Damasonium californicum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13325 Modoc Small lake at eastern outskirts of Lookout. Comment
  CAS-BOT-BC245214  Damasonium californicum John Thomas Howell 1934-6-15 12184 Modoc Alturas. Comment
  UC1523805  Damasonium californicum Gregg Reigel 1981-7-13 1155 Modoc near Lookout Lookout 1280 Comment
  RSA504602  Damasonium californicum Bruce Bartholomew, B. Anderson 1988-6-23 4272 Modoc 4 km W of Day on County road 94. 1340 Comment
  CAS-BOT-BC242492  Danthonia californica S. Stutz; T. Scofield 1969-7-17 1 Modoc Vicinity of Poison Spring. 1676 Comment
  UC1024853  Danthonia californica var. americana Leo Whitney 1935-6-9 3196 Modoc near White Horse; White Horse lake (Flat) Comment
  CAS-BOT-BC242487  Danthonia unispicata Bruce Bartholomew; Barrett Anderson 1988-6-23 4285 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  SJSU4373  Danthonia unispicata H. L. Buckalew 1961-7-27 Modoc near Stowe Reservoir, c. 3 mi N of Cedar Pass on Alturas-Cedarville Rd, eastern Warner Mts. 2072 Comment
  UC1024675  Danthonia unispicata Leo Whitney 1934-5-18 2173 Modoc Timbered Mountain Modoc National Forest, Devil's Garden (ne portion of county) 1524 Comment
  UC682120  Danthonia unispicata G. L. Stebbins Jr. with A. A. Beetle 1942-5-30 3244 Modoc 7.3 mi e Adin (on hwy to Alturas) 1395 Comment
  CAS-BOT-BC214754  Dasiphora fruticosa Annie Montague Alexander; L. Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail, Warner Mts. Comment
  RSA0118615  Deinandra lobbii Lowell Ahart, John Dittes 2013-7-25 18958 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CAS-BOT-BC217280  Delphinium Bruce Bartholomew 1994-5-29 6731 Modoc Lava fields N of Big Sand Butte. 1270 Comment
  NY492438  Delphinium M. Bourell 1993-8-15 5261 Modoc South Warner Wilderness area. Warner Mountains. Along trail from Patterson Lake to ca. 2 miles north toward Pepperdine Trailhead 2438.4 Comment
  RSA59726  Delphinium decorum subsp. tracyi E. K. Balls 1950-5-18 14745 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1829 Comment
  CAS-BOT-BC217344  Delphinium depauperatum Bruce Bartholomew; Barrett Anderson 1989-6-2 4841 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  RSA503252  Delphinium depauperatum Bruce Bartholomew 1988-6-24 4308 Modoc Cave Lake, W side of the Warner Mountains. 2130 Comment
  CAS-BOT-BC217302  Delphinium nudicaule John H. Hatton 1911-6-15 104 Modoc Near Happy Camp. 1493 Comment
  UC9208  Delphinium nudicaule Milo S. Baker 1893-6 Modoc s face of hillside Comment
  CAS-BOT-BC217315  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1989-4-29 4687 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC217321  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-5-12 4117 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC217334  Delphinium nuttallianum Elmer Ivan Applegate 1932-7-31 7969 Modoc Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC248330  Delphinium nuttallianum B. Bartholomew; H. Sun 2002-6-24 8819 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  HSC25014  Delphinium nuttallianum M. T. Milligan 1966-7-3 526 Modoc N end of Jess Valley 1616 Comment
  UC1126006  Delphinium nuttallianum R. C. Wilson 1933-5-21 23 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UC854143  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6705 Modoc 15 mi ne Alturas (hillside in canyon) 1676 Comment
  RSA647813  Delphinium nuttallianum Marion P. Harthill 1972-4-17 849 Modoc Cedar Pass, alt 6300ft. 1921 Comment
  RSA520482  Delphinium stachydeum Bruce Bartholomew, B. Anderson 1989-6-2 4810 Modoc NE side of Upper Lake, 4km S of road to Fee Reservoir, NE end of Surprise Valley. 1420 Comment
  CAS-BOT-BC242483  Deschampsia cespitosa subsp. cespitosa John H. Hatton 1911-6-22 144 Modoc Hoffman Ranch. 1615 Comment
  UCR163107  Deschampsia danthonioides Jim Andre 1993-7-3 1426 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  UCR163264  Deschampsia danthonioides Jim Andre 1993-7-2 1429 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  JEPS68507  Deschampsia elongata Leland S. Smith 1917-7-29 885 Modoc Bog below Bald Mountain 2133 Comment
Read comments
Mar 23 2016
  HSC81065  Descurainia incisa subsp. incisa G. M. Riegel 1979-7-5 501 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58605  Descurainia paradisa Bruce Bartholomew 1994-5-15 6693 Modoc E of Eagleville near the Eagleville Airport, Surprize Valley. 1380 Comment
  CAS-BOT-BC58611  Descurainia pinnata subsp. brachycarpa Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6445 A Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC58618  Descurainia pinnata subsp. glabra Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6445 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC242114  Dichelostemma multiflorum Elmer Ivan Applegate 1929-6-24 5889 Modoc Between Adin and Canby, upper Pit River region. Comment
  JEPS58090  Dichelostemma multiflorum Frances D. Payne 1931-6-18 188 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC49463  Dieteria canescens var. shastensis Elmer Ivan Applegate 1923-3-17 3341 Modoc Dry Lake, SE of Tule Lake. Comment
  CAS-BOT-BC49464  Dieteria canescens var. shastensis Leland S. Smith 1917-9-8 155 Modoc Fandango Valley, Warner Mountains 1524 Comment
  UC469011  Dieteria canescens var. shastensis Franklin P. Nutting Modoc Forrestdale Comment
  UC219328  Dieteria canescens var. shastensis Elmer I. Applegate 1921-9-2 3341 Modoc near Tule Lake; Dry Lake, near Tule Lake Comment
  CAS-BOT-BC131052  Dimeresia howellii Marion Ownbey; Fred G. Meyer 1940-7-1 2136 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC14843  Dimeresia howellii Gordon H. True 1964-6-3 1444 Modoc Cedar Pass, Warner Mountains 1524 Comment
  JEPS3159  Dimeresia howellii L. S. Smith 1918-6-20 967 Modoc High Grade and vicinity High Grade 2103 Comment
  CAS-BOT-BC229912  Diplacus cusickioides G. Dallas Hanna 1958-9-23 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC234493  Diplacus nanus Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 miles W of Adin Pass Summit, US Hwy 299. W of Bieber Comment
  CAS-BOT-BC234497  Diplacus nanus E. H. Steffen 1917-6-10 42 Modoc Jess Valley. 1524 Comment
  SEINET14196640  Diplacus pygmaeus D. M. Thompson 1988-1 927 Modoc S end Egg Lake, between Kramer Reservoir and White Horse-Lookout road, along intermittent stream, 2.3 road miles W of RR crossing. 1300 Comment
  CAS-BOT-BC234438  Diplacus tricolor Bruce Bartholomew 1993-6-12 6599 Modoc Edge of White Horse Reservoir near McArther Cow Camp. 1350 Comment
  CAS-BOT-BC247763  Distichlis spicata Bruce Bartholomew 1989-8-11 5059 Modoc Along W side of Goose Lake, 3.5 km S of the Oregon border on National Forest Road 48. 1430 Comment
  CAS-BOT-BC247767  Distichlis spicata Leland S. Smith 1920-6-11 1171 Modoc Near Alturas. 1310 Comment
  CAS-BOT-BC218287  Dodecatheon alpinum Bruce Bartholomew 1994-7-2 6818 Modoc Mill Creek NE of Bald Mtn., E side of Warner Mountains. 2040 Comment
  CAS-BOT-BC218292  Dodecatheon alpinum Bruce Bartholomew 1990-6-16 5266 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  SEINET8552726  Dodecatheon alpinum M. J. Williams 1984-6-29 84- 71 -4 Modoc W side of Warner Mountains, Lily Lake. 2073 Comment
  UC22370  Dodecatheon conjugens Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC218275  Dodecatheon conjugens var. conjugens C. C. (Mrs.) Bruce 1894-4-1 101 Modoc Davis Creek. Comment
  CAS-BOT-BC218283  Dodecatheon conjugens var. conjugens C. C. (Mrs.) Bruce 1899-5-1 560 Modoc Goose Lake. Comment
  CAS-BOT-BC95127  Downingia bacigalupii E. S. Willits 1940-6-10 343 Modoc Adin. Comment
  CHSC112046  Downingia bacigalupii Lowell Ahart; John Dittes 2012-7-11 18334 Modoc On the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northweat of Bieber, Big Valley. 1266 Comment
  JEPS119662  Downingia bacigalupii Lowell Ahart, John Dittes 2012-7-11 18334 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS126542  Downingia bacigalupii Lowell Ahart, John Dittes 2016-6-6 20962 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  UC28969  Downingia bacigalupii Milo S. Baker 1893-7-25 Modoc near shore of Egg Lake Comment
  CAS-BOT-BC95125  Downingia bacigalupii Leland S. Smith 1920-5-17 1146 Modoc Gravens 1402 Comment
  RSA504647  Downingia bacigalupii Bruce Bartholomew, B. Anderson 1988-6-23 4236 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC95130  Downingia bicornuta var. bicornuta Bruce Bartholomew; Barrett Anderson 1989-6-3 4875 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  JEPS14499  Downingia bicornuta var. bicornuta Milo S. Baker 1893-6 Modoc Egg Lake Comment
  JEPS108498  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-6-28 309 -96 Modoc SE of Lava Beds National Monument. E side of Rt. 139, 18.1 mi S of Tionesta Rd. Comment
  UCD149943  Downingia elegans William Anderson 1963-7-20 s.n. Modoc Devil's Garden. Comment
  JEPS108490  Downingia insignis Lisa Schultheis 1996-6-29 312 -96 Modoc W of Goose Lake. On County Rd. 73 towards Crowder Flat. About 4.2 mi from Rt. 299 Comment
  JEPS19754  Downingia insignis Rimo Bacigalupi with S. Galen Smith 1957-6-28 5988 Modoc 0.8 mi e Canby (in ditches at railroad crossing of U.S. Highway 299) 1341 Comment
  UC1101476  Downingia laeta Herbert L. Mason and Verne Grant 1947-7-11 13369 Modoc s of Alturas (by Jones Lane, off Highway 395) Comment
  UCD149945  Downingia pulcherrima Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC58287  Draba albertina Bruce Bartholomew 1994-7-2 6802 Modoc 5.5 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2230 Comment
  HSC80853  Draba albertina G. M. Riegel 1980-8-25 1105 Modoc S Warner Mtns. 2427 Comment
  JEPS53522  Draba densifolia Mrs. R. M. Austin and Bruce 1898-6-18 2133 Modoc Lake City Pass 2133 Comment
  UC748106  Draba densifolia Annie M. Alexander and Louise Kellogg 1946-8-9 5142 Modoc slope of Squaw Peak Warner Mountains, slope of Squaw Peak (Patterson Lake trail) Comment
  RSA520363  Draba verna Bruce Bartholomew, B. Anderson 1989-4-27 4620 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  UC748058  Drymocallis Annie M. Alexander and Louise Kellogg 1946-7-23 5051 Modoc ne slope Emerson Peak; Warner Mountains Comment
  HSC27396  Drymocallis glandulosa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19519 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC80705  Drymocallis glandulosa G. M. Riegel 1980-8-20 1076 Modoc S Warner Mtns. 1829 Comment
  POM172481  Drymocallis glandulosa var. glandulosa Franklin Nutting 1894-6-13 s.n. Modoc W side of Egg Lake Comment
  CAS-BOT-BC214759  Drymocallis glandulosa var. reflexa Roxana Stinchfield Ferris; R. Duthie 1919-6-15 88 Modoc Near Parker Creek, Modoc Nat. Forest. 1676 Comment
  HSC18760  Drymocallis glandulosa var. reflexa M. T. Milligan 1964-7-1 122 Modoc Howard's Gulch Campground on Hwy. 139 1372 Comment
  JEPS47205  Drymocallis pseudorupestris var. saxicola Frances D. Payne 1929-7-26 120 Modoc summit of Mt. Warren Warner Mountains, summit of Mt. Warren Comment
  UC1593358  Dryopteris expansa Alan Smith with Chris Richards, C. Don MacNeill, and Gary Hathaway 1992-6-5 2533 Modoc Fern Cave; Lava Beds Nat'l Monument 1280 Comment
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May 30 2013
  CAS-BOT-BC14808  Eatonella nivea Bruce Bartholomew 1991-5-24 5722 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  CHSC70776  Echinochloa crus-galli A. Sanger 1997-9-23 2658 Modoc Willow Creek 1 mile east of Clear Lake. In meadow along creek. 1371 Comment
  RSA600329  Elatine brachysperma L. C. Wheeler 1935-8-3 3763 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CHSC117249  Elatine californica Lowell Ahart; John Dittess 2016-7-16 21245 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  RSA604674  Elatine californica L. C. Wheeler 1935-8-23 3913 Modoc South Mt. Reservoir, Devil's Garden. 1677 Comment
  UC1101548  Elatine triandra Verne Grant and Irving Schneider 1947-7-29 8180 Modoc s Alturas (near Payne Reservoir); Fitzugh Creek Comment
  CAS-BOT-BC242383  Eleocharis bolanderi Mrs. H. C. Cantelow 1941-5-23 3634 Modoc Hwy 299 just E of Adin Pass Summit. 1576 Comment
  CAS-BOT-BC184098  Eleocharis coloradoensis Herbert L. Mason 1947-8-12 13512 Modoc Junction of North and South forks of Pit River, Alturas Comment
  UC1100610  Eleocharis coloradoensis Herbert L. Mason, Verne Grant 1947-7-10 13351 Modoc 2 mi E of Alturas (Dorris Reservoir) Comment
  JEPS19419  Eleocharis macrostachya W. L. Jepson 1918-8-14 7988 Modoc Jess Valley 1584 Comment
  UC698595  Eleocharis macrostachya Louis C. Wheeler 1935-9-1 3935 Modoc Pine Spring, Devils Garden 1524 Comment
  HSC7322  Eleocharis palustris M. T. Milligan 1966-6-30 508 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  RSA252380  Eleocharis palustris Robert F. Thorne, C. W. Tilforth 1969-9-5 39180 Modoc South Fork of Pit River at bridge, 3.8 miles E of Likely 1387 Comment
  CAS-BOT-BC242387  Eleocharis quinqueflora Louis Cutter Wheeler 1935-8-15 3862 Modoc Dismal Swamp. 2225 Comment
  JEPS123860  Elodea canadensis Lowell Ahart, John Dittes 2015-7-16 20381 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC70405  Elodea canadensis Milo S. Baker 1899-8-12 Modoc Egg Lake Comment
  RSA129559  Elyhordeum macounii Leo D. Whitney 1935-7-13 3492 Modoc Alturas Comment
  UC1026709  Elymus X saundersii Leo Whitney 1935-7-7 3406 Modoc ca 15 mi nw Canby (bed of river); Modoc National Forest, Hackamore River 1463 Comment
  UC978995  Elymus X saundersii Leo Whitney 1935-7-19 3537 Modoc ca 15 mi nw Canby (dry bed of river); Modoc National Forest, Hackamore River 1463 Comment
  SJSU2086  Elymus elymoides J. W. Tilden 1958-6-26 1272 Modoc near W side of Cedar Pass between Alturas & Cedarville, Warner Mts 1828 Comment
  CAS-BOT-BC247756  Elymus elymoides subsp. elymoides Clare Butterworth Hardham 1961-6-19 7855 Modoc Willow Creek. Comment
  CAS-BOT-BC247758  Elymus elymoides subsp. elymoides Louis Cutter Wheeler 1935-8-4 3781 Modoc Pine Creek. 2103 Comment
  JEPS70699  Elymus elymoides subsp. elymoides Leland S. Smith 1918-6-22 970 Modoc High Grade-Pine Creek Modoc <National> Forest Comment
  HSC10950  Elymus elymoides var. elymoides R. C. Wunner 1965-6-22 250 Modoc Lava Beds N. M., 1/2 mi. N of Canby Cross. 1220 Comment
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Aug 20 2013
  HSC10951  Elymus elymoides var. elymoides M. T. Milligan 1965-6-27 350 Modoc 1677 Comment
  UCD61274  Elymus macounii L. Whitney 1935-7-13 3492 Modoc Alturas. Comment
  JEPS74073  Elymus multisetus Frances D. Payne 1932-7-20 714 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCD62537  Elymus repens J. E. Street 1961-7-14 Modoc 1 mile east of Alturas. Comment
  UC711889  Elymus trachycaulus Roxana S. Ferris and Laura Lorraine 1941-8-14 10588 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  RSA185237  Elymus trachycaulus subsp. trachycaulus Jack Reveal 1963-7-21 582 Modoc Along the edges of Wet Meadow Comment
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Jul 6 2013
  UCD62630  Elymus trachycaulus subsp. trachycaulus L. Whitney 1935-7-1 3375 Modoc Hackamore River, Hackamore ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  HSC8754  Elymus trachycaulus subsp. trachycaulus M. T. Milligan 1964-8-8 221 Modoc 3 miles W of Alturas on Modoc County Rd. 54A at Rifle Range. 1372 Comment
  CHSC106200  Elymus triticoides Lowell Ahart; John Dittes 2010-8-31 17120 Modoc West side of Elkins Lane, about 20 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC111108  Elytrigia repens Lowell Ahart; John Dittes 2012-7-12 18377 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1262 Comment
  UCD106913  Epilobium R. E. Preston 2000-5-31 1354 Modoc Modoc Plateau, along Highway 139, ca. 1/2 mile W of Forest Service Road 44N11. Comment
  CAS-BOT-BC191036  Epilobium angustifolium subsp. circumvagum Leland S. Smith 1922-7-20 1276 Modoc Rush Creek Ranger Station pasture. 1889 Comment
  CAS-BOT-BC191038  Epilobium angustifolium subsp. circumvagum Bruce Bartholomew 1989-8-11 5071 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  JEPS103207  Epilobium brachycarpum G. Schoolcraft 1993-8-2 2340 Modoc Near intersection of hwy 395 and 299 e of Altruas 1371 Comment
  SD135585  Epilobium brachycarpum B. Bartholomew 1991-6-21 5799 Modoc 1.6 km South of Davis Creek on U.S. Highway 395. 1449 Comment
  SD135586  Epilobium brachycarpum B. Bartholomew, B. Anderson 1990-7-21 5589 Modoc Bear Flat, West side of Warner Mountains Ranger Station, East side of Warner Mountains. 1830 Comment
  SD135587  Epilobium brachycarpum B. Bartholomew 1989-7-14 4946 Modoc ca. 8km NE of Egg Lake and 2.5 km East of Survice Gulch. 1340 Comment
  UC422802  Epilobium brachycarpum Milo S. Baker 1893-1 Modoc Egg Lake Comment
  UCR77774  Epilobium brachycarpum B. Bartholomew 1989-7-14 4946 Modoc c. 8 km NE of Egg Lake and 2.5 km east of Survice Gulch. 1340 Comment
  UC20098  Epilobium brachycarpum Milo S. Baker 1893-6-20 Modoc Comment
  HSC68558  Epilobium ciliatum subsp. ciliatum Gary Schoolcraft 1979-8-2 164 Modoc At Ten Mile Creek 1768 Comment
  RSA8243  Epilobium ciliatum subsp. glandulosum Elmer I. Applegate 1932-8-7 8243 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  RSA502394  Epilobium clavatum D. W. Taylor 1989-8-5 10438 Modoc Emerson Creek drainage, E face Emerson Peak. 2561 Comment
  CAS-BOT-BC190975  Epilobium densiflorum Bruce Bartholomew 1992-8-10 6400 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  CHSC100394  Epilobium densiflorum Lowell Ahart; John Dittes 2008-8-26 15341 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  UC71664  Epilobium densiflorum Mrs. M. H. Manning Aug. 1903 210 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC497332  Epilobium glaberrimum subsp. fastigiatum G. Schoolcraft 1997-8-10 2696 Modoc Warner Mtns. S of N. Emerson Lake 2590 Comment
  HSC30118  Epilobium hallianum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19511 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  POM37841  Epilobium hallianum R. M. Austin 1895-07 510 Modoc Goose Lake Valley. Comment
  POM37840  Epilobium hallianum R. M. Austin 1895-08 508 Modoc Goose Lake Valley Comment
  CAS-BOT-BC190955  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew; Barrett Anderson 1990-7-20 5512 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  RSA101364  Epilobium hornemannii subsp. hornemannii R. Weatherby 1955-7-7 1619 Modoc Warner Mountains: 7 miles N of Ft. Bidwell 1875 Comment
  JEPS43883  Epilobium hornemannii subsp. hornemannii Frances D. Payne 1929-7-26 122 Modoc 2 mi s Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  NY1000434  Epilobium hornemannii var. hornemannii B. M. Bartholomew 1991-8-5 6035 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  UC20070  Epilobium minutum M. S. Baker and Frank Nutting 1894-6-16 Modoc near Forestdale 1371 Comment
  UC524168  Epilobium obcordatum Elmer I. Applegate 1932-8-5 8170 Modoc cleft in rocks among summit crags; Warner Mts, Cedar Mt., Cedar Pass Comment
  UC704887  Epilobium obcordatum Marion Ownbey and Fred G. Meyer 1940-7-1 2157 Modoc near summit of Cedar Peak; Warner Mts. Comment
  CAS-BOT-BC190929  Epilobium pallidum Herbert Louis Mason; Verne Grant 1947-7-13 13441 Modoc Joseph Creek on Hwy 395. Comment
  NY1000508  Epilobium pallidum A. Tiehm 1984-6-30 8836 Modoc Northwest side of Bidwell Mountain, 2.2 road miles north of 8 mile creek on the road from Lake Annie 1844 Comment
  POM319045  Epilobium pallidum Patricia Wilder 1971-6-20 5084 Modoc North part of Egg Lake (now a meadow), northwest of Lookout; north of Bieber and California State Highway 299; Modoc National Forest. Cascades Mt. Range. 1372 Comment
  CAS-BOT-BC190862  Epilobium torreyi Bruce Bartholomew; Barrett Anderson 1990-7-21 5590 Modoc Bear Flat, W side of Warner Mts. Ranger Station, E side of Warner Mts. 1830 Comment
  CAS-BOT-BC30185  Equisetum laevigatum John H. Hatton 1911-6-14 89 Modoc Pitt River Ranger Station. 1295 Comment
  CHSC106207  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2010-8-31 17092 Modoc On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. 1276 Comment
  RSA273431  Eremocarpus setiger Thomas W. Nelson, Jane Nelson, James Nelson 1976-8-29 3264 Modoc Modoc National Forest, along Highway 299 just north east of Adin Pass. 1524 Comment
  CAS-BOT-BC95477  Eremogone aculeata Annie Montague Alexander; L. Kellogg 1946-6-27 4846 Modoc Highgrade, top of ridge, 2 mi. by road from Dismal Swamp. Comment
  CAS-BOT-BC95486  Eremogone aculeata Elmer Ivan Applegate 1932-7-9 7600 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CHSC100849  Eremogone aculeata L. P. Janeway 2008-8-17 9564 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2409 Comment
  HSC63952  Eremogone aculeata Teresa Prendusi 1980-6-19 1111 Modoc Larkspur Seeding 3 mi. E of top of Upper Lake in the Larkspur Hills 1463 Comment
  CAS-BOT-BC95449  Eremogone congesta Annie Montague Alexander; L. Kellogg 1946-6-10 4708 Modoc Lava bench between Lower and Snake lakes. Comment
  CAS-BOT-BC95454  Eremogone congesta R. K. Gierisch; D. H. Esplin 1969-7-15 3544 Modoc unspecified 1524 Comment
  CAS-BOT-BC95465  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8005 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC95453  Eremogone congesta Elmer Ivan Applegate 1897-6-5 865 Modoc N of Alturas Comment
  SEINET195661  Ericameria bloomeri Annie M. Alexander, Louise Kellogg 1946-8-9 5132 Modoc Patterson Lake Trail Warner Mountains Comment
  CAS-BOT-BC14817  Ericameria greenei Harvey Monroe Hall 1925-8-30 12209 Modoc Mt. slopes, E side Goose Lake. Comment
  CAS-BOT-BC287482  Ericameria greenei Louis C. Wheeler 1935-8-14 1565 Modoc Lily Lake, Warner Mts, Modoc National Forest 2133 Comment
  SJSU5566  Ericameria nauseosa T. G. Braun 1969-10-17 Modoc near (south of) Lava Beds National Monument about 5 miles SE of Glass Mt, western Modoc County. 1280 Comment
  JEPS117377  Ericameria nauseosa var. oreophila Lowell Ahart, John Dittes 2010-8-30 17052 Modoc About 3 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CHSC70464  Ericameria nauseosa var. speciosa A. Sanger 1997-8-21 2606 Modoc Along road south of large burn plantation, approx. 1.5 miles south of Forest Rd. 44N77. 1389 Comment
  UC195526  Ericameria nauseosa var. speciosa B. C. Goldsmith 1910-1-1 Modoc Alturas Comment
  CAS-BOT-BC42835  Erigeron austiniae Bruce Bartholomew; Barrett Anderson 1988-5-13 4180 a Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CAS-BOT-BC42837  Erigeron austiniae John Thomas Howell 1934-6-11 11936 Modoc Parker Creek, Warner Mountains 1584 Comment
  SBBG8712  Erigeron bloomeri H. and M. Dearing 1939-6-9 3624 Modoc near Squaw Peak, Warner Mtns 2133 Comment
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Apr 17 2007
  SEINET10617400  Erigeron bloomeri Billy Joe Cox, Paul Gallian 1971-6-3 Cox 2612 Modoc 6 mi. N of Alturas on U.S. Hwy. 395, W facing slope, in middle of grassland pasture edging into Artemisia which adjoins Juniper woodland. 1341 Comment
  CAS-BOT-BC42814  Erigeron bloomeri var. bloomeri Milo Samuel Baker; Franklin P. Nutting 1894-6-1 s.n. Modoc Near Egg Lake. Comment
  UC1037318  Erigeron bloomeri var. bloomeri Leo Whitney 1934-5-13 1858 Modoc Timbered Mountain Modoc National Forest, Devil's Garden, Timbered Mountain 1524 Comment
  CAS-BOT-BC42847  Erigeron bloomeri var. bloomeri R. M. Austin 1894-6-1 s.n. Modoc Lava beds W of Willow Creek. Comment
  OBI48595  Erigeron bloomeri var. bloomeri Lewis S. Rose 1940-6-12 40539 Modoc 6 mi NE of Alturas 1341 Comment
  UC1035995  Erigeron bloomeri var. bloomeri Helen K. Sharsmith 1955-6-23 4494 Modoc 6.7 mi e Cedar Campground (just s of State Hwy 29); Modoc National Forest, Warner Mountains 1859 Comment
  UC895614  Erigeron chrysopsidis var. austiniae C. L. Hitchcock 1940-5-27 6652 Modoc 9 mi ne Alturas 1402 Comment
  SEINET5512261  Erigeron chrysopsidis var. austiniae J. C. Beatley 1964-1 Modoc Tule Lake area NTS Herbarium coll. Drainage area: Tule Lake 1829 Comment
  UC1567365  Erigeron compositus G. Schoolcraft 1989-7-16 1955 Modoc near Patterson Lake; Warner Mtns. 2773 Comment
  HSC5505  Erigeron coulteri M. T. Milligan 1966-7-3 539 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  JEPS5924  Erigeron coulteri Frances D. Payne 1931-6-25 262 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  CAS-BOT-BC42777  Erigeron divergens Annie M. Alexander; Louise Kellogg 1946-6-4 4658 Modoc Eagleville. Comment
  UC1540167  Erigeron divergens Dean W. Taylor 1987-8-9 9278 Modoc 1371 Comment
  UCR67037  Erigeron divergens George K. Helmkamp 1990-9-23 I- 11 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CDA19673  Erigeron divergens G. D. Barbe 1991-8-28 4446 Modoc Modoc Plateau; Modoc National Forest. Kelley Spring site, n of Adin. 3.4 mi from Hwy 299 at Rush Creek, on Primary Forest Service Rd 22 and Rd 40N33. 1645 Comment
  CAS-BOT-BC42753  Erigeron eatonii var. plantagineus Mrs. H. C. Cantelow 1940-6-2 3244 Modoc Road to Lava Beds Nat. Monument, 10 mi. W of Canby. Comment
  CAS-BOT-BC42754  Erigeron eatonii var. plantagineus Annie Montague Alexander; L. Kellogg 1946-7-18 5013 Modoc Benton Meadow, Warner Mountains 2072 Comment
  CAS-BOT-BC42786  Erigeron eatonii var. plantagineus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10585 A Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  CAS-BOT-BC42799  Erigeron eatonii var. plantagineus James Vale 1981-5-23 s.n. Modoc Egg Lake. Comment
  CHSC117880  Erigeron eatonii var. plantagineus L. P. Janeway 2016-5-17 12010 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  CAS-BOT-BC42765  Erigeron elegantulus Dean William Taylor; Robert Allen Price 1988-6-4 9764 Modoc Tule Lake Basin, along road to Lava Beds National Monument, ca. 6.6 mi W of Hwy 139. 1280 Comment
  CAS-BOT-BC42767  Erigeron elegantulus Leland S. Smith 1919-6-5 1116 Modoc Deep Creek above Ranger Station. 1584 Comment
  JEPS89684  Erigeron elegantulus Dean Wm. Taylor with Robert A. Price 1988-6-4 9764 Modoc 6.6 mi w of Highway 139 and 1.3 mi se (15deg) of East Sand Butte (Tule Lake Basin along road to Lava Beds National Monument, Modoc Plateau); Modoc Plateau, Tule Lake Basin 1280 Comment
  CAS-BOT-BC49617  Erigeron glacialis var. glacialis Elmer Ivan Applegate 1932-7-9 7593 Modoc N slope of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC49633  Erigeron inornatus var. inornatus Bruce Bartholomew; Barrett Anderson 1988-7-21 4405 Modoc 2.1 km SSE of Day on the road to state Highway 299. 1020 Comment
  CAS-BOT-BC49634  Erigeron inornatus var. inornatus Annie Montague Alexander; L. Kellogg 1946-8-9 5148 Modoc Patterson Lake Trail, Warner Mts. Comment
  HSC67879  Erigeron inornatus var. inornatus J. P. Smith, J. O. Sawyer 1973-8-8 7250 Modoc 1.5 mi. N of Patterson Guard Station on Summit Trail, S Warner Wilderness 2439 Comment
  CAS-BOT-BC49601  Erigeron linearis Annie Montague Alexander; L. Kellogg 1946-6-10 4719 Modoc Lava bench between Lower and Snake Lakes, slope facing Lower Lake Comment
  UC87554  Erigeron linearis Mrs. R. M. Austin Jun 1894 261 Modoc near Emigrant Spring; Lava Beds Comment
  SJSU9615  Erigeron lonchophyllus W. Savage 1979-7-6 1402 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA550621  Erigeron peregrinus subsp. callianthemus Bruce Bartholomew, B. Anderson 1988-7-23 4581 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  CAS-BOT-BC49577  Erigeron philadelphicus Annie Montague Alexander; L. Kellogg 1946-8-10 5149 Modoc 0.5 mi. beyond Porter Reservation Road. Comment
  UC647930  Erigeron philadelphicus var. philadelphicus Bud Fuller 1936-7-10 37 Modoc 15 mi ne Alturas Comment
  CAS-BOT-BC49586  Erigeron pumilus subsp. intermedius M. M. Hanna 1956-6-7 s.n. Modoc Highway 139, Canby to Tienesta. Comment
  CHSC118299  Erigeron pumilus var. intermedius L. P. Janeway 2016-5-18 12057 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; along southwest side of Goose Lake about 1.0 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  CAS-BOT-BC497225  Eriogonum caespitosum Margaret J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  UC6272  Eriogonum douglasii var. meridionale Mrs. C. C. Bruce June 1898 2315 Modoc Lake City Mt. Comment
  CAS-BOT-BC197825  Eriogonum elatum Francis Dorris Payne 1932-7-22 738 Modoc Parker Creek. 1584 Comment
  JEPS91179  Eriogonum elatum var. elatum Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10454 Modoc Warner Mountains, Emerson Creek drainage; cirque headwall above South Emerson Lake 2560 Comment
  RSA531327  Eriogonum elatum var. elatum Bruce Bartholomew, B. Anderson 1990-7-20 5472 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains west side of Warner Mountains. 2130 Comment
  HSC43010  Eriogonum heracleoides var. heracleoides J. P. Smith, J. O. Sawyer 1973-8-8 7243 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS56885  Eriogonum heracleoides var. heracleoides W. L. Jepson 1918-8-7 7890 Modoc Plateau summit Mt. Bidwell 2468 Comment
  POM229188  Eriogonum heracleoides var. heracleoides Louis C. Wheeler 1935-8-2 3750 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  RSA601441  Eriogonum heracleoides var. heracleoides Louis C. Wheeler 1935-8-2 3750 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  CAS-BOT-BC197797  Eriogonum microthecum var. ambiguum Bruce Bartholomew 1991-8-5 6054 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2530 Comment
  UC711881  Eriogonum microthecum var. ambiguum Roxana S. Ferris and Laura Lorraine 1941-8-14 10607 Modoc about 10 mi on Eagleville road Patterson Ranger Station; Modoc National Forest, Warner Mountains Comment
  UC217575  Eriogonum microthecum var. laxiflorum H. M. Hall 1921-9-9 11665 Modoc 6 mi from Malin Comment
  CAS-BOT-BC211404  Eriogonum nudum var. pubiflorum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16640 Modoc 4 mi. E of Summit of Cedar Pass road. Comment
  CAS-BOT-BC211416  Eriogonum nudum var. pubiflorum M. M. Hanna 1956-6-5 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC211442  Eriogonum nudum var. pubiflorum Noel Herman Holmgren; J. L. Reveal 1964-8-21 1717 Modoc About 5 miles SW of Eagleville on the Eagleville-Likely Road. Modoc National Forest, Warner Range Comment
  CHSC113993  Eriogonum nudum var. pubiflorum L. P. Janeway 2014-7-7 11440 Modoc Warner Mountains. East side of crest of Warner Mountains 2.3 air-km east of Cedar Pass; along Road 43N07 1.4 road-km east of Stough Reservoir. 2000 Comment
  NY716885  Eriogonum nudum var. pubiflorum R. R. Halse 2004-7-22 6671 Modoc Along U. S. Highway 395, ca. 6 miles north of Aturas 1341 Comment
  SEINET11261580  Eriogonum nudum var. pubiflorum Richard R. Halse 1991-7-28 4244 Modoc Along State Hwy 139, 13 miles northwest of its junction with State Hwy 299.; 0 1469 Comment
  UC1369845  Eriogonum nudum var. pubiflorum Robert F. Thorne and C. W. Tilforth 1969-9-4 39052 Modoc 11.8 mi n along Hwy. 395 Alturas (slope above N. Fork of Pit River); N. Fork of Pit River 1371 Comment
  UC194967  Eriogonum nudum var. pubiflorum W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, N. Fork Parker Cr. 2286 Comment
  UC6391  Eriogonum nudum var. pubiflorum Mrs. R. M. Austin and Bruce Aug. 1898 2316 Modoc Goose Lake Valley Comment
  CAS-BOT-BC211432  Eriogonum nudum var. pubiflorum Leland S. Smith 1924-6-22 1431 Modoc Along Lava Trail west of Lava R.S. 1325 Comment
  RSA66348  Eriogonum nudum var. pubiflorum F. W. Peirson 1926-6-25 6862 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  SEINET5330940  Eriogonum nudum var. pubiflorum M. J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd., N of Cedar Pass, Warner Mtns 2073 Comment
  SEINET211382  Eriogonum prociduum James L. Reveal 1971-6-22 2462 Modoc Along U.S. Highway 395, 3.5 miles north of the junction of U.S 395 with California highway 299, and 1.s miles north of the chimney Rock Turnoff. Comment
  RSA26444  Eriogonum sphaerocephalum J. T. Howell 1940-6-11 8014 Modoc 6 mi. N.E. of Adin on road to Candy, Modoc Co. Comment
  CAS-BOT-BC211386  Eriogonum sphaerocephalum var. halimioides A. D. Borden Modoc S of Shields Creek. Comment
  CAS-BOT-BC211388  Eriogonum sphaerocephalum var. halimioides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16387 Modoc 5 mi. E of Calif. State Highway 299 along Cedar Pass Road. Comment
  CAS-BOT-BC211420  Eriogonum sphaerocephalum var. halimioides K. Paulson; Robert Paulson 1989-6-14 134 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  CHSC42183  Eriogonum sphaerocephalum var. halimioides C. E. Laver 1985-7-12 Modoc Ca. 18 mi sw of Alturas and 0.5 mi sw of Graven Reservoir. 1524 Comment
  JEPS126553  Eriogonum sphaerocephalum var. halimioides Lowell Ahart, John Dittes 2016-6-6 20953 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  RSA125288  Eriogonum sphaerocephalum var. halimioides Peter H. Raven, Otto T. Solbrig 1958-6-18 13317 Modoc Meadow in forest of Pinus Jeffreyi, along dirt road 8.8 mi. south of Happy Camp Guard Station, Modoc National Forest. Comment
  RSA165445  Eriogonum sphaerocephalum var. halimioides Clare B. Hardham 1961-6-19 7852 Modoc Davis creek. 1677 Comment
  UC1250286  Eriogonum sphaerocephalum var. halimioides Annie M. Alexander and Louise Kellogg 1946-8-8 5124 Modoc Patterson Lake trail Warner Mountains, Patterson Lake trail Comment
  UC727034  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1941-6-24 16193 Modoc just s Indian Springs (along U. S. Highway #299) Comment
  HSC17268  Eriogonum strictum var. anserinum Thomas W. Stark 1967-7-16 86 Modoc 2 mi. S of Lava Beds Natl. Monument, 10 mi. W of the town of Perez 915 Comment
  HSC43011  Eriogonum strictum var. anserinum J. P. Smith, J. O. Sawyer 1973-8-8 7246 Modoc S slopes of Eagle Peak 2561 Comment
  CAS-BOT-BC267482  Eriogonum umbellatum Lillian Mott 1976-5-29 13 LM76 Modoc Devils Garden, North of Alturas 1402 Comment
  HSC17346  Eriogonum umbellatum var. dichrocephalum M. T. Milligan 1964-6-17 46 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  CAS-BOT-BC211332  Eriogonum umbellatum var. glaberrimum J. L. Reveal; Darin Scott Reveal 1978-8-11 4823 Modoc Warner Mts., Dismal Swamp, ca. 2 mi. N of Modoc Co. Rd. 2, at NW end of Dismal Swamp S of Dismal Creek. 2225 Comment
  CHSC109511  Eriogonum umbellatum var. glaberrimum L. P. Janeway; B. Castro 2012-7-25 10991 Modoc Warner Mountains. Low broad ridge 1.1 km east of Dismal Swamp. 2250 Comment
  NY399140  Eriogonum umbellatum var. glaberrimum J. L. Reveal 1978-8-11 4823 Modoc Warner Mountains, Dismal Swamp, about 2 miles north of Modoc County Road 2, at the northwest end of Dismal Swamp south of Dismal Creek 2225.0 Comment
  CHSC70474  Eriogonum umbellatum var. modocense A. Sanger 1997-6-24 2547 Modoc Low sage flat SW of Pinky's Pond. Along small drainage. 1493 Comment
  UC1540182  Eriogonum umbellatum var. modocense Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer 1987-8-9 9274 Modoc Dry Lake 1341 Comment
  HSC17347  Eriogonum umbellatum var. modocense M. T. Milligan 1964-6-20 47 Modoc E A St. near Hwy. 395, Alturas 1372 Comment
  RSA420579  Eriogonum umbellatum var. modocense Christopher Davidson 1973-5-26 2144 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  CAS-BOT-BC197793  Eriogonum umbellatum var. nevadense John Thomas Howell 1934-6-13 12106 Modoc North Fork of Barber Creek, Warner Mts. 1828 Comment
  RSA216024  Eriogonum umbellatum var. nevadense J. L. Gentry Jr., Earl Jensen Jr. 1968-7-4 2111 Modoc 15.2 mi. northwest of Hwy. juct. Calif. 139 and Calif. 299 on Calif. 1393 1448 Comment
  CAS-BOT-BC197612  Eriogonum umbellatum var. polyanthum Elmer Ivan Applegate 1932-8-1 8026 Modoc Warner Mts. just S of Warren Peak. Comment
  SD86296  Eriogonum umbellatum var. polyanthum James L. Reveal 1971-6-22 2461 Modoc Along U.S. Highway 395 at Davis Creek 1449 Comment
  SEINET5331990  Eriogonum umbellatum var. polyanthum M. J. Williams 1988-5-30 88- 23 -1 Modoc First road into Big Sage Reservoir from Crowder Flat Road, NW of Alturas. 1539 Comment
  CAS-BOT-BC197594  Eriogonum vimineum Bruce Bartholomew; Barrett Anderson 1988-6-25 4390 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  CAS-BOT-BC197605  Eriogonum vimineum Annie Montague Alexander; L. Kellogg 1946-7-17 4996 Modoc Cedar Pass, Warner Mts. Comment
  CHSC106195  Eriogonum vimineum Lowell Ahart; John Dittes 2010-8-31 17115 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  JEPS56133  Eriogonum vimineum F. H. Frost 1925-7-11 17 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon campsite Comment
  JEPS56157  Eriogonum vimineum W. L. Jepson 1918-8-6 7834 Modoc above Buck Creek; Fandango Creek 1584 Comment
  CAS-BOT-BC49553  Eriophyllum lanatum Margaret J. Williams; et al 1988-6-2 88- 28 -10 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC49554  Eriophyllum lanatum Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass, Warner Mts., east of Alturas. Comment
  CAS-BOT-BC49565  Eriophyllum lanatum Bruce Bartholomew 1991-8-4 6023 Modoc Vicinity of Pepperdine Camp Ground, W side of the Warner Mts. 2090 Comment
  CAS-BOT-BC49599  Eriophyllum lanatum Gordon H. True 1964-6-3 1461 Modoc North Fork Pit River between Alturas and Goose Lake. 1463 Comment
  CHSC30642  Eriophyllum lanatum N. E. H. Prouty 1980-6-7 181 Modoc Modoc Nat. Forest, Warner Mt. District. Along north side of Deep Creek Road, SW of Cedarville. Comment
  CHSC67478  Eriophyllum lanatum var. achilleoides James D. Jokerst 1983-5-31 1810 Modoc Lyneta Ranch Surveys: Adjacent to Hwy. 395 6 mi S of Alturas. 1341 Comment
  HSC5589  Eriophyllum lanatum var. achilleoides M. T. Milligan 1964-6-6 10 Modoc N side of Dorris Reservoir along shore 1372 Comment
  UC614627  Eriophyllum lanatum var. achilleoides L. Constance 1938-6-12 2334 Modoc 12.8 mi ne of Alturas (plateau near foot of Banner Grade, Cedar Pass road, w foothills of Warner Range); Warner Range, Cedar Pass road, Banner Grade Comment
  SBBG30613  Eriophyllum lanatum var. integrifolium D. Myrick 1968-6-20 1966 Modoc Cedar Pass Rd, St Hwy 299, 10 mi E of Alturas 1371 Comment
  UC31680  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-7-1 Modoc Lava Beds Comment
  NY1101520  Erodium cicutarium M. J. Williams 1988-6-2 88- 27 --2 Modoc Hwy 395, 0.4 mile east of Susanville road after turn to Alturas Comment
  UCR101247  Eryngium alismifolium L. C. Wheeler 1935-8-21 3900 Modoc Devils Garden; Pine Spring 1524 Comment
  CDA13451  Eryngium articulatum G. F. Hrusa, T. D. Wilfred 1996-7-21 13298 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  HSC93553  Eryngium articulatum G. Fred Hrusa, T. D. Wilfred 1996-7-21 13298 Modoc Low drainage adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn., N end of Big Valley 1500 Comment
  JEPS94841  Eryngium articulatum Vernon H. Oswald and Lowell Ahart 1998-9-8 9589 Modoc County Road 93 adjacent to the Rail Road at Lookout Junction nw of Lookout; County Road 93 1280 Comment
  UC420514  Eryngium castrense Milo S. Baker 1899-8-18 Modoc Little Hot Springs Valley Comment
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Sep 11 2007
  CHSC66980  Eryngium mathiasiae James D. Jokerst 1987-6-24 2940 Modoc SE of Doblehead Mtn., 2 mi due S of Lone Pine Lake, medium-sized isolated vernal pool adjacent to USFS primitive road. Comment
  UC1510462  Eryngium mathiasiae Phil Leitner and Barbara Malloch 1983-7-17 Modoc near Double Head Mt. (Modoc Nat'l Forest); Modoc Nat'l Forest Comment
  HSC6794  Erysimum capitatum M. T. Milligan 1967-7-8 664 Modoc W slope of Eagle Peak 2439 Comment
  UC10537  Erysimum capitatum Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC58571  Erysimum capitatum var. capitatum K. Paulson; Robert Paulson 1990-7-2 211 Modoc Dismal Swamp, Warner Mts. Comment
  HSC81066  Erysimum perenne G. M. Riegel 1980-8-21 1095 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC58337  Erysimum repandum Bruce Bartholomew; Mona Bourell 1990-4-27 5185 Modoc 10.3 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  CAS-BOT-BC234511  Erythranthe arvensis Bruce Bartholomew; Barrett Anderson 1989-6-2 4790 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  CAS-BOT-BC229899  Erythranthe breviflora Bruce Bartholomew; Barrett Anderson 1990-7-20 5518 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC234525  Erythranthe lewisii Elmer Ivan Applegate 1932-8-3 8110 Modoc Western slope of Warner Mountains above Mill Creek Meadows. Comment
  CAS-BOT-BC234464  Erythranthe pulsiferae Bruce Bartholomew 1993-6-12 6607 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  CAS-BOT-BC234469  Erythranthe pulsiferae Bruce Bartholomew 1995-7-30 7041 Modoc 3.9 km E of Day on County Road 94 just beyond the ridge crest. 1390 Comment
  CAS-BOT-BC234470  Erythranthe pulsiferae K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  RSA550584  Erythranthe pulsiferae Bruce Bartholomew 1991-7-4 5902 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC234436  Erythranthe tilingii V. J. Wetherell 1961-8-9 483 Modoc Stowe Reservoir Campground, 1 mi. E of Cedar Pass. 1828 Comment
  CAS-BOT-BC190752  Eschscholzia californica Leland S. Smith 1920-8-8 1202 Modoc Alturas. 1341 Comment
  CAS-BOT-BC402921  Eschscholzia californica Elmer I. Applegate 1935-6-12 9523 Modoc Lava Beds National Monument. Caldwell Butte, south slope Comment
  POM149282  Eschscholzia californica var. crocea Milo S. Baker 1893-6-18 s.n. Modoc [No location data on label] Comment
  SEINET5586292  Euphorbia esula C. Pirosko s.n. Modoc Tulelake area. Comment
  CAS-BOT-BC95715  Euphorbia serpillifolia Annie Montague Alexander; L. Kellogg 1946-6-20 4808 Modoc Eagleville. 1440 Comment
  CAS-BOT-BC95717  Euphorbia serpillifolia Fred. P. Cronemiller 1920-9-14 17 Modoc Round Valley. 1432 Comment
  UCD142792  Euphorbia serpillifolia Louis C. Wheeler 1973-8-24 s.n. Modoc Warner Mountains: Sworinger Reservoir. 1798 Comment
  UC17627  Euphorbia spathulata Milo S. Baker 1894-6-15 Modoc Little Hot Spring Valley Comment
  UCD142358  Euphorbia virgata R. N. Raynor 1939-6-2 s.n. Modoc Chace Valley near Adin. Comment
  CAS-BOT-BC278461  Festuca idahoensis Melissa A. Berry 1957-6-29 s.n. Modoc Toward Cedar Pass?, Warner Mts. 1524 Comment
  HSC9860  Festuca idahoensis R. C. Wunner 1965-7-1 319 Modoc Lava Beds N.M. Near Indian Well campground. 1433 Comment
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Aug 20 2013
  RSA0069320  Festuca idahoensis Dean Wm. Taylor 2014-6-10 21483 Modoc Vicinity Mud Lake; County Road 91 (Lookout to Tule Lake) at the junction with Modoc National Forest road 42N56. 1432 Comment
  UC1024717  Festuca idahoensis Leo Whitney 1935-5-18 3084 Modoc 15 mi nw Canby (edge of Lake Joaquina); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1024875  Festuca idahoensis Leo Whitney 1935-5-26 3149 Modoc ca 18 mi wnw Canby (near U.S.B.E. Plot); Hole-in-the-Rock Comment
  UC1024863  Festuca occidentalis Leo Whitney 1935-6-1 3162 b Modoc ca 18 mi wnw Canby; Hole-in-the-Rock Comment
  UC1037180  Festuca pratensis Leo Whitney 1935-8-18 3614 Modoc Comment
  UCD66296  Festuca rubra Beecher Crampton; Carl Rimbey 1954-7-8 2175 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC179189  Floerkea proserpinacoides Milo S. Baker; F. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  POM204120  Floerkea proserpinacoides J. T. Howell 1934-6-14 12130 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CHSC118328  Frasera albicaulis var. modocensis L. P. Janeway 2016-5-19 12097 Modoc Modoc Plateau. Devils Garden area; along Crowder Flat Road (Road 73/48N08) 1.8 road-km south of Road 73/181/47N09; about 1.8 air-km south-southeast of Janes Reservoir. 1548 Comment
  JEPS61887  Fritillaria atropurpurea Frances D. Payne 1931-6-25 266 Modoc 2 mi sw of Warner Mountain (Pine Creek Basin, southeastern Modoc County); Warner Mountains, Pine Creek Basin 2316 Comment
  JEPS61941  Fritillaria pudica B. M. Payne 1930-3-29 342 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC1191797  Galeopsis tetrahit Herbert L. Mason and Verne Grant 1947-7-12 13417 Modoc s of Alturas (near s end of Westside Road); Pit River Valley Comment
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May 29 2009
  CAS-BOT-BC225049  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 mi. N of Ft. Bidwell. 1737 Comment
  CAS-BOT-BC225073  Galium glabrescens subsp. modocense Bruce Bartholomew 1995-9-3 7177 Modoc Vicinity of pass between North Emerson Lake and Eagle Basin, E side of Warner Mountains. 2410 Comment
  UC1192011  Galium mexicanum var. asperulum Verne Grant and Irving Schneider 1947-7-22 8140 Modoc on Hwy 395 about 1 mi n junction with Cedarville road; North Fork of Pit River Comment
  CAS-BOT-BC225077  Galium multiflorum Bruce Bartholomew; Barrett Anderson 1989-6-2 4824 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 Comment
  UC748108  Galium multiflorum Annie M. Alexander and Louise Kellogg 1946-7-5 4909 Modoc lava cliff w Lower Lake Comment
  UCSB17112  Galium serpenticum subsp. scotticum Hardham, Clare 1961-6-20 Modoc Mouth of Fine Creek Canyon, Warner Mountains Comment
  JEPS27646  Galium serpenticum subsp. warnerense Ehrendorfer and Stebbins 1959-6-28 5913 Modoc plateau, top and s rim Mt. Bidwell; , plateau, top and s rim 2438 Comment
  HSC89840  Galium triflorum Gary Schoolcraft 1980-7-22 326 Modoc About half way up Lake City Canyon W of Lake City 1890 Comment
  JEPS66746  Garrya fremontii L. S. Smith 1917-9-12 157 Modoc Buck Creek Warner Mts. (n Warner Mts) 1828 Comment
  RSA67245  Gayophytum decipiens P. A. Munz 1951-9-14 16982 Modoc Cedar Pass, Warner Mountains 1921 Comment
  UC1618179  Gayophytum decipiens Barbara Ertter 1988-6-18 7624 Modoc Hwy 139 a few mi n Agric. Inspection Station (1 mi s of s jct to Lava Beds Nat'l Monument e of Tonesta, ca 50 air mi sw of Klamath Falls) 1310 Comment
  CAS-BOT-BC190851  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1988-7-22 4493 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  RSA31283A  Gayophytum diffusum subsp. parviflorum Frances D. Payne 1934-8-29 s.n. Modoc Parker Creek 1585 Comment
  UC1075753  Gayophytum heterozygum Robert J. Weatherby 1955-7-8 1609 Modoc 7 mi n Fort Bidwell 1874 Comment
  CAS-BOT-BC190827  Gayophytum racemosum Bruce Bartholomew 1989-7-14 4963 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CAS-BOT-BC190823  Gayophytum ramosissimum John Thomas Howell 1934-6-30 12281 Modoc Duncan Horse Camp. 1355 Comment
  POM128266  Gentiana affinis M. H. Manning 1903-8-27 333 Modoc Tamarack Flat, near summit of Mt. Bidwell. Comment
  CAS-BOT-BC180061  Geranium viscosissimum Bruce Bartholomew 1990-6-16 5268 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  CAS-BOT-BC180072  Geranium viscosissimum Annie Montague Alexander; L. Kellogg 1946-6-30 4878 Modoc Highgrade, W side of ridge. 2377 Comment
  UC867443  Geranium viscosissimum C. L. Hitchcock 1940-5-27 6703 Modoc 15 mi ne Alturas 1676 Comment
  JEPS61447  Geranium viscosissimum M. F. Gilman 657 Modoc 1524 Comment
  NY1101443  Geranium viscosissimum var. nervosum M. S. Baker 1893-7-15 s.n. Modoc Comment
  CAS-BOT-BC214660  Geum triflorum E. S. Willits 1940-5-20 280 Modoc Between Perez and Canby. 1371 Comment
  RSA666426  Geum triflorum Barbara Ertter 1988-6-18 7618 Modoc Hwy 139, 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection Station, 1 mile S of jct to Lava Beds Nat'l Monument E of Tonesta. 1311 Comment
  UCD113296  Geum triflorum Beecher Crampton 1960-6-17 5705 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles northeast Happy Camp Station. 1280 Comment
  CAS-BOT-BC214674  Geum triflorum John H. Hatton 1911-6-10 17 Modoc Modoc County. 1767 Comment
  CAS-BOT-BC190703  Gilia brecciarum subsp. brecciarum Elmer Ivan Applegate 1936-5-4 10230 Modoc Lyon rock near Hospital Rock, Lava Beds National Monument. Comment
  CAS-BOT-BC190695  Gilia inconspicua Bruce Bartholomew 1991-5-24 5697 Modoc Surprise Valley, 6.6 km E of Eagleville. 1390 Comment
  RSA0004803  Gilia modocensis Alice Eastwood, J. T. Howell 1940-6-12 8073 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC190661  Gilia salticola Bruce Bartholomew 1991-6-22 5844 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  CAS-BOT-BC190672  Gilia sinistra subsp. sinistra Bruce Bartholomew 1991-7-6 5991 Modoc Vicinity of Happy Camp Lookout, Happy Camp Mountain. 1830 Comment
  UCD117558  Glaux maritima John C. Hays 1950-1 s.n. Modoc Surprise Valley. 1402 Comment
  CAS-BOT-BC247694  Glyceria striata Leland S. Smith 1918-8-18 1040 Modoc South Fork East Creek, Eagle Peak Range. 2682 Comment
  CAS-BOT-BC49528  Gnaphalium palustre Mrs. H. C. Cantelow 1940-6-2 3470 Modoc About 10 mi. NW of Canby on road to Lava Beds Nat. Monument. Comment
  UCD132417  Gnaphalium palustre Herbert L. Mason; Verne Grant 1947-7-12 13425 Modoc near south end of west side road, along railroad tracks, Pit River Valley, south of Alturas. Comment
  CHSC99253  Gratiola neglecta Lowell Ahart; John Dittes 2008-6-21 14993 Modoc On wet soil, in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  JEPS121225  Gratiola neglecta Lowell Ahart, John Dittes 2013-7-24 18917 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC95536  Grayia spinosa Bruce Bartholomew 1990-6-17 5292 Modoc Surprise Valley, W side of Lower Alkali Lake, 5.6 km N of Lassen County border. 1370 Comment
  SFV18057  Grindelia nana J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  CAS-BOT-BC54089  Hackelia cusickii L. Mott 1976-5-29 14 LM76 Modoc Devils Garden, N of Alturas. 1402 Comment
  CAS-BOT-BC54096  Hackelia cusickii Bruce Bartholomew; Mona Bourell 1990-4-28 5209 Modoc 4.3 km SE of Rush Creek on road to Hunters Ridge. 1550 Comment
  RSA164369  Hackelia cusickii Clare B. Hardham 1961-6-18 7546 + Modoc 3 miles east of Cedar Pass. 1829 Comment
  RSA293417  Hackelia cusickii Reino Alava 1957-7-6 1186 Modoc 2 miles west of Benton Meadows, Davis Creek Pass Road, Modoc Nat l Forest Comment
  UCSB30292  Hackelia cusickii Hardham, Clare 1961-6-18 Modoc Hills 3 miles east of Cedar Pass 1828 Comment
  CAS-BOT-BC54057  Hackelia micrantha Elmer Ivan Applegate 1932-7-31 7961 Modoc Mill Creek Meadow, Warner Mountains Comment
  CAS-BOT-BC497195  Hackelia micrantha E. Joyal; D. Mehlman 1988-6-28 1291 Modoc N. Warner Mts., ridge road Comment
  CAS-BOT-BC49549  Helianthus annuus Annetta Mary Carter 1946-8-18 1775 Modoc Round Valley, 3 mi. NE of Adin. 1402 Comment
  CDA6194  Helianthus annuus T. C. Fuller 1958-7-8 1933 Modoc Likely/Alturas. 0 Comment
  POM261369  Helianthus cusickii H. C. Cantelow 1940-5-31 s.n. Modoc 3 miles east of Canby Comment
Read comments
Jul 31 2007
  UCSB16761  Helianthus cusickii Dearing, Hugh; Dearing, Margaret 1939-6-7 Modoc E. of Canby Comment
  CAS-BOT-BC49382  Hemizonella minima John Thomas Howell 1934-7-1 12312 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  JEPS103222  Hemizonella minima G. Schoolcraft 1991-5-22 2138 Modoc SW of Alturas about 5 mi 1402 Comment
  UC1597521  Hemizonella minima Mrs. R. M. Austin Modoc Comment
  HSC80787  Heracleum maximum G. M. Riegel 1980-7-28 958 Modoc S Warner Mtns. 2100 Comment
  CDA35642  Heracleum maximum J. R. Keck Jr. 1985-7-11 PDR# 237698 Modoc Davis Creek, Modoc National Forest. Comment
  POM77803  Heracleum maximum Mrs. R. M. Austin 1895-07 176 Modoc Davis Creek Comment
  RSA0128984  Hesperochiron californicus Bruce Bartholomew, B. Anderson 1988-5-14 4209 Modoc Southwest corner of Big Sage Reservoir. 1500 Comment
  UC26085  Hesperochiron pumilus Mrs. R. M. Austin 1894-1 Modoc Goose Lake Valley Comment
  UC748323  Hesperochiron pumilus Annie M. Alexander and Louise Kellogg 1946-6-15 4781 Modoc Deep Creek 2194 Comment
  CAS-BOT-BC179184  Hesperolinon micranthum John Thomas Howell 1934-6-30 12258 Modoc Duncan Horse Camp. 1355 Comment
  UC1212251  Hesperolinon micranthum Herbert L. Mason 1946-7-13 13448 Modoc w end of pass near Goose Lake (on road to Ft. Bidwell); Fandango Pass Comment
  UC1100976  Heteranthera dubia Verne Grant and Irving Schneider 1947-8-28 8349 Modoc ca. 3 1/2 mi downstream from Canby (at entrance to gorge); Pit River Comment
  CAS-BOT-BC225791  Heuchera cylindrica Elmer Ivan Applegate 1932-8-3 8124 Modoc Arid summit of Warner Mts, N of Eagle Peak. Comment
  CAS-BOT-BC225800  Heuchera cylindrica Bruce Bartholomew 1995-8-1 7161 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  NY541344  Heuchera cylindrica A. J. Cronquist 1959-6-19 8503 Modoc On north slope above Mill Creek, a little above Clear Lake; Warner Mountains, 15 miles east of Likely 1981.2 Comment
  JEPS43514  Heuchera cylindrica var. ovalifolia B. M. Payne 1930-5-11 759 Modoc s and e Alturas (Parker Creek); Warner Mountains 1584 Comment
  SEINET201655  Heuchera rubescens var. truncata Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8504 Modoc Atop ridge south of Mill Creek, a little above Clear Lake; Warner Mountains; 15 miles East of Likely 1980 Comment
  CAS-BOT-BC49521  Hieracium scouleri Annie Montague Alexander; L. Kellogg 1946-7-7 4935 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CHSC38986  Hieracium scouleri J. D. Jokerst 1983-6-18 1860 Modoc Forest adjacent to meadow. 0.4 miles south of Crowder Flat on forest service road 73. Comment
  UC201716  Hieracium scouleri W. P. Taylor and H. C. Bryant 1910-1-1 Modoc Head North Fork Parker Creek Warner Mountains, Head North Fork Parker Creek 2286 Comment
  CAS-BOT-BC180052  Hippuris vulgaris Bruce Bartholomew 1995-7-30 7070 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  UC1101456  Hippuris vulgaris Verne Grant and Irving Schneider 1947-7-21 8118 Modoc N. Fork Pit R. ca. 2 mi. above Alturas; N. Fork Pit R. Comment
  CAS-BOT-BC214696  Holodiscus microphyllus var. glabrescens Francis Dorris Payne 1929-7-26 109 Modoc Pine Creek Basin. 2133 Comment
  CAS-BOT-BC214698  Holodiscus microphyllus var. glabrescens Belknap C. Goldsmith 1910-7-22 14 Modoc Summit of Sugar Hill, Warner Mts. 2133 Comment
  JEPS45108  Holodiscus microphyllus var. glabrescens L. S. Smith 1918-8-11 1029 Modoc Camp One Lost Lake (Lost Lake, Modoc Forest); Modoc Forest, Lost Lake 3017 Comment
  POM299539  Holodiscus microphyllus var. glabrescens Marion Ownbey, Fred G. Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mountains. Comment
  RSA584728  Holosteum umbellatum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6519 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  HSC79959  Hordeum brachyantherum Tim Messick 1980-7-24 1247 Modoc Banks of Rough Creek, 0.1 mi. upstream from Geiger Grade 2790 Comment
  CHSC107344  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart; John Dittes 2011-6-22 17541 Modoc On the west side of the road, about 3 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CAS-BOT-BC247678  Hordeum jubatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5454 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  SBBG115845  Hordeum jubatum B. Crampton 1954-7-7 2160 Modoc 2.5 mi E of Alturas, near radio stn Comment
  UCD85780  Hordeum marinum subsp. gussoneanum A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3275 Modoc 3.5 miles E of Adin. Comment
  UCD85909  Hordeum marinum subsp. gussoneanum L. Whitney 1935-5-30 3158 Modoc White Horse. Comment
  CAS-BOT-BC214711  Horkelia fusca var. pseudocapitata Elmer Ivan Applegate 1932-7-9 7616 Modoc N slope of Bidwell Mountain. Comment
  UC73032  Horkelia tridentata subsp. tridentata Milo S. Baker 1893-1 Modoc Lava Beds Comment
  CAS-BOT-BC179329  Hydrophyllum capitatum var. alpinum M. M. Hanna 1956-6-5 963 Modoc Cedar Pass Camp ground. Comment
  CAS-BOT-BC180026  Hydrophyllum capitatum var. alpinum Leland S. Smith 1919-5-18 1102 Modoc Jess Valley. 1600 Comment
  CAS-BOT-BC180028  Hydrophyllum capitatum var. alpinum E. S. Willits 1940-5-4 215 Modoc Willow Ranch. Comment
  UC1005251  Hydrophyllum capitatum var. alpinum Rolf Y. Berg 1955-6-22 Modoc w of Cedarville (Cedar Pass Campground); Modoc National Forest Comment
  UC748438  Hydrophyllum capitatum var. alpinum Annie M. Alexander and Louise Kellogg 1946-6-8 4704 Modoc road from Eagleville to Patterson Mill (near 3 mi Ranger Station sign) 2225 Comment
  RSA420898  Hydrophyllum capitatum var. alpinum George Willet 1935-6-21 s.n. Modoc Warren Mountains. 2287 Comment
  UC1537396  Hydrophyllum capitatum var. alpinum Gordon H. True Jr. 1938-6-25 918 Modoc s of Widow Valley 1219 Comment
  CHSC109485  Hymenoxys hoopesii L. P. Janeway; B. Castro 2012-7-25 10978 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  SEINET11259591 Image available Hymenoxys hoopesii D. A Charlet 1989-8-15 496 Modoc Warner Mountains, 1.2 km northwest of Eagle Peak 2550 Comment
  UC748090  Hymenoxys hoopesii Annie M. Alexander and Louise Kellogg 1946-8-3 5114 Modoc head Eagle Creek; Warner Mountains Comment
  UC748342  Hymenoxys lemmonii Annie M. Alexander and Louise Kellogg 1946-6-10 4716 Modoc top of lava bench more or less on slope n Snake Lake (between Lower and Snake Lakes) Comment
  UC19052  Hypericum M. S. Baker and Frank Nutting 1894-6-20 Modoc Near Whitehorse Lake Comment
  CAS-BOT-BC179900  Hypericum anagalloides Bruce Bartholomew; Barrett Anderson 1988-7-22 4509 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CHSC516  Idahoa scapigera J. Wakeman 1963-5-11 Modoc Big Valley, along vernal pools. 1158 Comment
  JEPS67377  Iliamna bakeri Milo S. Baker 1898-8-21 554 Modoc in lava between Hot Spring Valley and Hills Comment
  UC748419  Ipomopsis congesta Annie M. Alexander and Louise Kellogg 1946-7-11 4969 Modoc Eight Mile Creek Comment
  JEPS69740  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  SEINET6044951  Ipomopsis congesta Marion Ownbey, Meyer, Fred G. 1940-7-1 2133 Modoc Warner Mountains. Cedar Pass. Comment
  JEPS792  Ipomopsis tenuituba L. S. Smith 1918-6-22 950 Modoc Lily Lake, Warner Mountains 2042 Comment
  UC1192314  Iris missouriensis Malcolm A. Nobs and S. Galen Smith 1949-5-29 770 Modoc 1 mi e Lake City Comment
  UC844909  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 mi n Alturas 1402 Comment
  UC1587049  Isatis tinctoria G. Schoolcraft 1991-6-19 2169 Modoc about 2.5 mi n of Adin (along Highway) 1295 Comment
  SEINET13762148 Image available Isatis tinctoria J. A. Young 1969-8-15 s.n. Modoc Round Valley, Adin Comment
  CAS-BOT-BC30187  Isoetes bolanderi Louis Cutter Wheeler 1935-8-14 3857 Modoc Cave Lake, Warner Mts. 2072 Comment
  UC519039  Ivesia gordonii Elmer I. Applegate 1932-8-1 8049 Modoc near summit just s Warren Peak (w summit of Warner Mountains); Warner Mountains Comment
  HSC80694  Ivesia gordonii var. ursinorum G. M. Riegel 1980-8-9 1014 Modoc S Warner Mtns. 1829 Comment
  CHSC30498  Juncus balticus NEH Prouty 1980-5-25 167 Modoc Along stream from hot spring. Comment
  JEPS114889  Juncus brachyphyllus Lowell Ahart, John Dittes 2008-8-26 15350 Modoc On the bottom of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  CAS-BOT-BC245072  Juncus bufonius Bruce Bartholomew 1991-7-4 5907 Modoc Roney Flat. 1460 Comment
  UCR67455  Juncus bufonius George K. Helmkamp 1990-9-23 I- 16 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC1101046  Juncus bufonius var. congestus Herbert L. Mason 1947-8-13 13532 Modoc n of Canby (ne side of F reservoir) Comment
  JEPS66932  Juncus bufonius var. occidentalis W. L. Jepson 1918-8-12 7953 Modoc Jess Valley 1584 Comment
  JEPS119967  Juncus ensifolius Lowell Ahart, John Dittes 2012-7-12 18369 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA210798  Juncus ensifolius Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39098 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  RSA325012  Juncus hemiendytus var. abjectus A. Tiehm 1984-6-30 8834 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  CAS-BOT-BC245052  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1995-6-1 6930 Modoc Widow Valley between Day and Lookout on County Road 94. 1330 Comment
  UC70012  Juncus mertensianus Mrs. M. H. Manning Jun 1903 446 Modoc ne Modoc County Comment
  UC1100956  Juncus mexicanus Herbert L. Mason and Verne Grant 1947-7-12 13426 Modoc n of Likely (s loop of w side road) Comment
  UC1142955  Juncus nevadensis A. L. Hormay 1941-6-23 35 Modoc Spaulding Reservoir Modoc National Forest Comment
  JEPS74118  Juncus nevadensis L. S. Smith 1917-7-24 110 Modoc Joseph Creek Warner Mts. 1981 Comment
  LA91908  Juncus nevadensis var. nevadensis C. L. Hitchcock; 1940-5-27 6715 Modoc 15 mi. NE of Alturas Comment
  RSA578039  Juncus orthophyllus L. C. Wheeler 1935-9-23 4004 Modoc Pease Flat, Devil s Garden. 1524 Comment
  HSC81157  Juncus parryi G. M. Riegel 1978-8-24 134 Modoc S Warner Mtns. 1829 Comment
  RSA648507  Juncus parryi Marion P. Harthill 1972-9-7 1826 Modoc Dismal Swamp Area, Modoc National Forest. 2287 Comment
  CAS-BOT-BC21498  Juniperus communis var. montana Bruce Bartholomew 1995-9-3 7183 Modoc From pass between North Emerson Lake and Eagle Basin towards Eagle Peak, E side of Warner Mts. 2510 Comment
  CAS-BOT-BC81199  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81202  Juniperus occidentalis Florence Angwin 1945-10-27 s.n. Modoc Adin 1371 Comment
  HSC45869  Juniperus occidentalis J. P. Smith, J. O. Sawyer 1972-5-7 5283 Modoc 1.3 mi. E of Davis Creek on road to plum Valley Campground 1433 Comment
  UC1036054  Juniperus occidentalis Annie M. Alexander and Louise Kellogg 1946-6-14 4767 Modoc Silver Creek branch of Patterson Mill road 1828 Comment
  UC1044490  Juniperus occidentalis Mrs. B. N. Berry 1955-9-30 Modoc n Timber Mountain (on hwy between Klamath Falls and Canby); Modoc National Forest 1341 Comment
  UC401374  Juniperus occidentalis Franklin P. Nutting Modoc lava near Egg Lake Comment
  JEPS114908  Juniperus occidentalis var. occidentalis Lowell Ahart, John Dittes 2008-8-26 15358 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  RSA0039543  Juniperus occidentalis var. occidentalis Lowell A. Ahart, John Dittes 2008-8-26 15358 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  RSA639612  Juniperus occidentalis var. occidentalis L. C. Wheeler 1935-8-8 3813 Modoc Warner Mountains: Pine Creek. 1646 Comment
  UCR4290  Juniperus occidentalis var. occidentalis Frank C. Vasek 1965-8-31 650831- 02 Modoc 7 mi SW of Canby Comment
  CAS-BOT-BC225085  Kelloggia galioides Bruce Bartholomew; Barrett Anderson 1990-7-20 5528 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  RSA520490  Kelloggia galioides Bruce Bartholomew 1989-7-15 5013 Modoc Manzanita Lookout, top of Manzanita Moutain. 2130 Comment
  CAS-BOT-BC247640  Koeleria macrantha Leland S. Smith 1920-7-13 1180 Modoc Crowder Flat. 1371 Comment
  CAS-BOT-BC247676  Koeleria macrantha John H. Hatton 1911-6-22 168 Modoc unspecified 1524 Comment
  JEPS74026  Koeleria macrantha Frances D. Payne 1932-6-24 587 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  RSA534494  Koeleria macrantha Bruce Bartholomew, B. Anderson 1990-7-19 5394 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  UCD85700  Koeleria macrantha A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3379 Modoc Jct. Rt. 39 and road to Modoc Lava Beds Natl. Mon. Comment
  UCD85784  Koeleria macrantha Beecher Crampton 1960-6-17 5694 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles N.E. Happy Camp Station. 1280 Comment
  UCD133498  Lactuca tatarica subsp. pulchella T. C. Fuller 1959-7-8 2029 Modoc Davis Creek. Comment
  CHSC112833  Lagophylla ramosissima Lowell Ahart; John Dittes 2013-7-25 18946 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  JEPS121199  Lagophylla ramosissima Lowell Ahart, John Dittes 2013-7-25 18946 Modoc 30 yards N of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC49496  Lagophylla ramosissima subsp. ramosissima Margaret J. Williams 1983-9-13 83- 151 -2 Modoc Roadsides from Alturas to Cedarville, 3.8 mi. W of Cedar Pass, 6.7 mi. from jct. of Hwy 299 and Cedarville Road 1554 Comment
  CHSC106345  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2010-8-30 17065 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  POM72855  Lappula occidentalis var. occidentalis Mrs. R. M. Austin 1895-07 541 Modoc Goose Lake Valley. Comment
  RSA550615  Lappula occidentalis var. occidentalis Bruce Bartholomew, B. Anderson 1989-6-2 4821 Modoc At the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UC157911  Lathyrus brownii Milo S. Baker 1893-1 Modoc Forestdale Comment
  JEPS55324  Lathyrus brownii Milo S. Baker 1893-5-26 Modoc Goose Valley Comment
  CAS-BOT-BC181977  Lathyrus lanszwertii subsp. aridus Bruce Bartholomew 1995-6-22 6979 Modoc Between Day and Lookout, 0.3 km N of on County Road 94 track to Wendt Spring. 1370 Comment
  JEPS55335  Lathyrus lanszwertii var. aridus Leo D. Whitney 1935-5-31 3159 Modoc White Horse Comment
  JEPS55340  Lathyrus lanszwertii var. lanszwertii M. F. Gilman c. 1918 544 Modoc Comment
  RSA488037  Lathyrus pauciflorus subsp. brownii Bruce Bartholomew, B. Anderson 1988-5-12 4123 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Nrothern Railroad track. 1290 Comment
  CAS-BOT-BC181973  Lathyrus rigidus Bruce Bartholomew; Barrett Anderson 1988-5-14 4185 Modoc 4.5 km S of Davis Creek on U.S. Highway 395, SE side of Goose Lake. 1470 Comment
  NY716868  Lathyrus rigidus B. M. Bartholomew 1993-5-10 6441 Modoc Just northeast of Davis Creek Cemetery, 1.3 km east of Davis Creek 1500 Comment
  SEINET7073588  Layia fremontii A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC49455  Layia glandulosa C. C. (Mrs.) Bruce 1898-6-1 2172 Modoc Near Alturas. Comment
  POM229192  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  RSA0011491  Lemna Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46965 Modoc Ca. 3.4 miles north of Alturas at bridge over North Fork of Pit River 1341 Comment
  UC1101267  Lemna trisulca Verne Grant, Irving Schneider 1947-8-24 8257 Modoc in Harvey Creek at head of Jess Valley Harvey Creek; Jess Valley, Harvey Creek Comment
  CAS-BOT-BC88678  Lepidium acutidens Ellsworth Bethel 1923-4-25 s.n. Modoc Kelby Hot Springs. Canby. Comment
  CAS-BOT-BC58345  Lepidium dictyotum var. dictyotum Bruce Bartholomew 1991-5-24 5692 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  JEPS114357  Lepidium lasiocarpum Lowell Ahart, John Dittes 2008-8-26 15332 Modoc On the sides of County Road 85a, 7.5 miles (air) north-northeast of Lookout 1303 Comment
  SEINET5341382  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 -1 Modoc NW of Alturas, N of Hwy 299, Crowder Flat road. 1372 Comment
  CAS-BOT-BC58302  Lepidium perfoliatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4382 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC58347  Lepidium perfoliatum F. Angwin 1945-10-7 Modoc Big Valley near Adin. 1280 Comment
  RSA164295  Leptosiphon harknessii Clare B. Hardham 1961-6-18 s.n. Modoc Warner Mountains: Cedar Pass. Comment
  CAS-BOT-BC242079  Leucocrinum montanum K. Paulson; Robert Paulson 1989-4-16 103 Modoc Crowder Flat Road, Devil's Garden. Comment
  CAS-BOT-BC242081  Leucocrinum montanum L. A. M. Black 1894-5-1 110 Modoc Davis Creek. Comment
  RSA113686  Leucophysalis nana H. K. Sharsmith 1955-6-26 4509 Modoc Adjacent to Hwy 39, ca 20 miles N of Canby. Modoc National Forest. 1524 Comment
  POM203130  Leucopoa kingii J. T. Howell 1934-7-1 12338 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC197453  Lewisia nevadensis Bruce Bartholomew 1995-6-3 6953 Modoc 5.1 km W of Goose Lake on Forest Service Road 73 between Goose Lake and Crowder Flat Road. 1580 Comment
  CAS-BOT-BC197457  Lewisia nevadensis R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2149 Modoc Benton Meadows. Comment
  HSC75885  Lewisia nevadensis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19335 Modoc Soup Springs Campground Comment
  UC7807  Lewisia nevadensis Mrs. R. M. Austin and Bruce June 1898 2149 Modoc Benton Meadows Comment
  UC7804  Lewisia nevadensis Milo S. Baker 1893-6-15 Modoc 1371 Comment
  CAS-BOT-BC197490  Lewisia rediviva Leland S. Smith 1917-6-5 27 Modoc So. Fork Pitt River Canon. 1676 Comment
  CHSC118313  Lewisia rediviva var. rediviva L. P. Janeway 2016-5-17 12018 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  SBBG1942  Lewisia rediviva var. rediviva H. and M. Dearing 1939-6-9 3618 Modoc N of Squaw Peak, Warner Mtns Comment
  CAS-BOT-BC247630  Leymus triticoides John Thomas Howell 1934-7-1 12339 Modoc Duncan Horse Camp. 1355 Comment
  UCD32734  Leymus triticoides Beecher Crampton 1954-7-8 2179 Modoc Modoc County, Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  CAS-BOT-BC21460  Ligusticum grayi Bruce Bartholomew; Barrett Anderson 1990-7-20 5509 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UC1100165  Lilaea scilloides Verne Grant and Irving Schneider 1947-7-18 8040 Modoc 5 mi n Bayley's Bridge (s of Alturas, Eastside Canal) Comment
  POM228866  Lilaea scilloides L. C. Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil s Garden 1524 Comment
  CAS-BOT-BC242074  Lilium pardalinum subsp. shastense Leland S. Smith 1922-7-20 1305 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  UC1101423  Limosella acaulis Herbert L. Mason 1947-8-13 13529 Modoc ne side F Reservoir (n of Canby); ne side of F reservoir Comment
  POM228990  Limosella aquatica Louis C. Wheeler 1935-8-14 3856 Modoc Cave Lake, Pine Creek, Warner Mtns. (Mt Diablo Mer.) 2073 Comment
  CDA41410  Limosella aquatica G. D. Barbe 1985-8-29 4250 Modoc West of Westside Road, South Fork of Pit River south of Alturas. 0 Comment
  CAS-BOT-BC190628  Linanthus bolanderi Fred D. Douthitt 1916-5-11 17 Modoc Juniper Flats-West Valley. 1676 Comment
  CAS-BOT-BC190626  Linanthus ciliatus Bruce Bartholomew 1995-6-24 7031 Modoc 0.3 km W of turn off to Dusty's Waterhole from Forest Service Road 42N23. 1320 Comment
  CAS-BOT-BC198032  Linanthus harknessii Robert Patterson; Mona Bourell 1993-8-15 5242 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC629080  Linanthus harknessii Louis C. Wheeler 1935-8-16 3868 Modoc Dismal Swamp, Warner Mts., Twenty-Mile Creek 2225 Comment
  UC1178810  Linanthus septentrionalis Herbert L. Mason 1946-7-13 13453 Modoc Fandango Pass Warner Mountains Comment
  CDA6362  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11171 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA6365  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-7-16 10909 Modoc Lassen Creek, Sugar Hill Planting, ca. 6 miles southeast of Willow Ranch. 0 Comment
  UCD110594  Linum lewisii J. M. Tucker 1950-7-25 1969 Modoc Beside highway 139, 26.4 miles southeast of Tule Lake. Comment
  RSA435718  Linum lewisii Christopher Davidson 1975-6-4 2622 Modoc Ca. 15 mi W. of Alturas on Hwy. 299. 1341 Comment
  JEPS121192  Linum lewisii var. lewisii Lowell Ahart, John Dittes 2013-7-25 18948 Modoc 10 yards N of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  UC71855  Listera convallarioides Mrs. M. H. Manning 1903-9-3 375 Modoc John Henry Camp 1828 Comment
  CAS-BOT-BC225813  Lithophragma glabrum Robert J. Weatherby 1955-7-7 1601 Modoc Dismal Swamp, northern Warner Mts. 2240 Comment
  CAS-BOT-BC225817  Lithophragma glabrum Bruce Bartholomew; Barrett Anderson 1988-5-12 4112 Modoc S side of Egg Lake. 1300 Comment
  UC11912  Lithophragma glabrum Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley Comment
  UC585058  Lithophragma glabrum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1839 Modoc Summit of Cedar Pass; Warner Mts., summit of Cedar Pass 1920 Comment
  CAS-BOT-BC225824  Lithophragma parviflorum Bruce Bartholomew 1992-5-14 6279 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CAS-BOT-BC225831  Lithophragma parviflorum Bruce Bartholomew 1993-6-12 6594 Modoc Top of ridge directly above Day Rock. 1380 Comment
  UC190608  Lithophragma parviflorum M. F. Gilman 543 Modoc Comment
  CAS-BOT-BC225841  Lithophragma tenellum Bruce Bartholomew; Mona Bourell 1990-4-27 5167 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC54073  Lithospermum ruderale Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5997 Modoc NW of Alturas. 1493 Comment
  CAS-BOT-BC54074  Lithospermum ruderale John Thomas Howell 1934-6-11 11962 Modoc Parker Creek, Warner Mountains 1584 Comment
  UC24902  Lithospermum ruderale C. C. Bruce June 1898 2197 Modoc Goose Lake Valley Comment
  UC71570  Lithospermum ruderale M. H. Manning May 1903 98 a Modoc near Fort Bidwell ne Modoc county Comment
  RSA59863  Lithospermum ruderale E. K. Balls 1950-5-11 14614 Modoc 2 miles N of Lake City. W of Upper Alkali Lake. 1418 Comment
  CHSC39004  Lomatium bicolor J. D. Jokerst 1983-7-18 1855 Modoc At Miller's Flat NW of Aden. Comment
  CAS-BOT-BC21441  Lomatium bicolor var. leptocarpum Bruce Bartholomew; Barrett Anderson 1989-4-28 4647 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC21448  Lomatium bicolor var. leptocarpum Francis Dorris Payne 1932-6-10 628 Modoc Parker Creek. 1584 Comment
  CHSC117808  Lomatium bicolor var. leptocarpum L. P. Janeway 2016-5-18 12062 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  RSA271897  Lomatium bicolor var. leptocarpum Christopher Davidson 1975-6-4 2598 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC1563661  Lomatium bicolor var. leptocarpum Barbara Ertter 1989-5-2 8432 Modoc on Hwy. 395 n.e. Alturas (2.9 mi. n. of junction to Cedarville (Rt. 299)) 1402 Comment
  UC1587086  Lomatium bicolor var. leptocarpum G. Schoolcraft 1991-6-18 2165 Modoc ca. 4 mi. n.e. Adin (w. of Hwy. 299) 1304 Comment
  CAS-BOT-BC21429  Lomatium canbyi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6521 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1560 Comment
  CAS-BOT-BC30166  Lomatium dissectum var. multifidum John Thomas Howell 1934-6-13 12072 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC497342  Lomatium grayi G. Schoolcraft 1999-7-13 2866 Modoc Warner Mts. N of Stowe Reservoir 1981 Comment
  CAS-BOT-BC30133  Lomatium hendersonii Bruce Bartholomew 1991-5-25 5769 Modoc 4.3 km S of Likely-Jess Valley Rd. on road to West Valley Reservoir. 1540 Comment
  CAS-BOT-BC30134  Lomatium hendersonii Bruce Bartholomew; Barrett Anderson 1988-5-13 4160 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  NY1141604  Lomatium hendersonii B. M. Bartholomew 1993-5-13 6533 Modoc Just west of Mud Lake on road to West Valley Reservoir 1460 Comment
  CHSC117772  Lomatium macrocarpum L. P. Janeway 2016-5-19 12095 Modoc Modoc Plateau. Devils Garden area; along Crowder Flat Road (Road 73/48N08) 1.8 road-km south of Road 73/181/47N09; about 1.8 air-km south-southeast of Janes Reservoir. 1548 Comment
  RSA59732  Lomatium macrocarpum E. K. Balls 1950-5-13 14670 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line 1463 Comment
  CAS-BOT-BC30144  Lomatium macrocarpum Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5998 Modoc W of Alturas. 1325 Comment
  CAS-BOT-BC15757  Lomatium nevadense var. nevadense Annie Montague Alexander; L. Kellogg 1946-6-8 4703 Modoc Near 3 mi. Ranger Station sign, road from Eagleville to Patterson Mille. 2225 Comment
  CAS-BOT-BC15763  Lomatium nevadense var. nevadense Francis Dorris Payne 1930-4-9 Modoc Parker Creek. 1584 Comment
  UC1088543  Lomatium nevadense var. parishii Ornduff 1958-7-2 5017 Modoc 1 mi E of Patterson Meadow campground; Warner Mountains, Modoc National Forest 2438 Comment
  CAS-BOT-BC15773  Lomatium nudicaule Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6443 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  SJSU9578  Lomatium nudicaule W. Savage 1979-7-4 1338 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC15774  Lomatium piperi Bruce Bartholomew; Barrett Anderson 1988-5-13 4164 Modoc Granger Summit, ca. 10 km NW of Pepperdine at the top of the Warner Mts.. 1770 Comment
  UC1608979 Image available Lomatium ravenii B. Bartholomew with M. Gilbert and L. Skog 1993-5-10 6453 Modoc At the Nevada border directly E of Eagleville; Surprise Valley 1520 Comment
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Oct 26 2017
  UC1562720  Lomatium triternatum var. macrocarpum Barbara Ertter 1988-6-18 7645 Modoc Adin Summit on Hwy,. 299 n. Adin; Adin Summit 1584 Comment
  CAS-BOT-BC21404  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-11 8030 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC21412  Lomatium triternatum var. triternatum Francis Dorris Payne 1931-6-18 197 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC21396  Lomatium vaginatum Lincoln Constance; E. DiFulvio 1962-4-16 3750 Modoc 3.2 mi. N of Likely. 1310 Comment
  CAS-BOT-BC21403  Lomatium vaginatum Isabelo T. Kelly 1930-1-1 62 Modoc Modoc County. Comment
  JEPS5996  Lomatium vaginatum Frances D. Payne 1932-6-10 627 Modoc s. & e. Alutras (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  RSA0049633  Lomatium vaginatum Dean Wm. Taylor 2012-6-5 21223 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  HSC21543  Lomatium vaginatum M. T. Milligan 1964-5-17 31 Modoc 4 mi. N of Hwy. 299 on Big Sage Road 1524 Comment
  UC1187700  Lomatium vaginatum Tracey and Viola Call 1961-5-30 2052 Modoc Lassen--Modoc Co. Line, near Hwy 395 1676 Comment
  CAS-BOT-BC95171  Lonicera involucrata var. involucrata Bruce Bartholomew; Barrett Anderson 1988-6-24 4329 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  SEINET3131479  Lotus crassifolius var. crassifolius M. S. Baker 1893-1 sn Modoc Forestdale Comment
  CDA13454  Lotus denticulatus G. F. Hrusa, T. D. Wilfred 1996-7-21 13301 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. 1267 Comment
  JEPS55463  Lotus denticulatus Frances D. Payne 1931-6-12 159 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA503051  Lotus nevadensis Bruce Bartholomew, B. Anderson 1988-6-23 4227 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC181949  Lotus nevadensis var. nevadensis Leland S. Smith 1924-6-15 1408 Modoc Rocky sage flat S of Happy Camp Mt. 1310 Comment
  CAS-BOT-BC181939  Lotus purshianus var. purshianus Bruce Bartholomew 1991-7-4 5897 Modoc S end of Higgins Flat. 1370 Comment
  CAS-BOT-BC190814  Ludwigia peploides subsp. peploides Bruce Bartholomew 1994-10-9 6887 Modoc 0.5 km N of Lassen County on road to Eagleville, S end of Surprise Valley. 1380 Comment
  CAS-BOT-BC498665  Lupinus C. B. Wolf 1931-9-4 2398 Modoc At Canby 1325 Comment
  CAS-BOT-BC181915  Lupinus arbustus Bruce Bartholomew 1990-8-4 5636 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  SEINET5586601  Lupinus arbustus John F. Emmel 1996-1 1434 Modoc Warner Mts.; ridge 1.1-1.5 air miles south and 0.3-0.5 air mile west of Emerson Peak. Comment
  UC126988  Lupinus arbustus Mrs. R. M. Austin and Bruce June 1898 2146 Modoc Comment
  CAS-BOT-BC182176  Lupinus argenteus C. P. Smith 1947-6-13 47452 Modoc Highway 299, Canby, 1.1 mi. S. Comment
  CAS-BOT-BC182178  Lupinus argenteus Alice Eastwood; John Thomas Howell 1940-6-14 8199 Modoc 6 mi. W of Alturas. Comment
  CAS-BOT-BC182194  Lupinus argenteus John Thomas Howell 1934-6-15 12183 Modoc Alturas. Comment
  CAS-BOT-BC182199  Lupinus argenteus Doris K. Kildale 1926-9-11 2772 A Modoc Near Alturas. 1377 Comment
  CAS-BOT-BC182200  Lupinus argenteus Doris K. Kildale 1926-9-11 2772 Modoc 0.5 mi S of Oregon line on road to Alturas. 1371 Comment
  CAS-BOT-BC182224  Lupinus argenteus C. B. Wolf 1931-9-4 2398 Modoc Canby. Comment
  RSA0026213  Lupinus argenteus John F. Emmel 1997-6-9 1501 Modoc North end Surprise Valley, 3 air miles NE of Ft. Bidwell; along County Road 1, 3.6 road miles NE of jct. with County Road 6. 1409 Comment
  SEINET3145124  Lupinus argenteus L. S. Rose 1940-6-14 40564 Modoc Kelly Hot Springs 1341 Comment
  RSA3393  Lupinus argenteus var. argenteus Carl B. Wolf 1931-9-4 2398 Modoc At Canby. 1326 Comment
  UCD106791  Lupinus argenteus var. argenteus Verne Grant; Irving Schneider 1947-8-27 8321 Modoc Southwest end of Clear Lake. Comment
  POM253252  Lupinus argenteus var. argenteus A. A. Heller 1938-6-24 15222 Modoc Between Alturas and Canby. 1341 Comment
  CAS-BOT-BC182086  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47465 Modoc Highway 395, Pine Creek (town), S edge. Comment
  CAS-BOT-BC182091  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47454 Modoc Highway 395, Davis Creek (town), 6.4 mi. S. Comment
  CAS-BOT-BC182101  Lupinus argenteus var. heteranthus Bruce Bartholomew 1990-8-4 5634 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  CAS-BOT-BC182122  Lupinus argenteus var. heteranthus John Thomas Howell 1934-6-14 12181 Modoc Near North Fork of Baxter Creek, Warner Mts. 1524 Comment
  CHSC107346  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2011-6-22 17555 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS100599  Lupinus argenteus var. heteranthus Dean W. Taylor 1987-6-27 9082 Modoc roadside of Highway 299 1.6 miles East of Cedarville, Middle Alkali Lake 1402 Comment
  RSA0037173  Lupinus argenteus var. heteranthus Lowell A. Ahart, John Dittes 2012-7-11 18338 Modoc North edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC181896  Lupinus argenteus var. meionanthus Elmer Ivan Applegate 1932-8-1 8043 Modoc Arid E slope of Warren Peak, Warner Mts. 2743 Comment
  HSC81085  Lupinus caudatus G. M. Riegel 1980-8-20 1086 Modoc South Warner Mtn. 1670 Comment
  CAS-BOT-BC181881  Lupinus latifolius Roxana Stinchfield Ferris; R. Duthie 1919-6-14 1476 Modoc Parker Creek at Modoc Nat. Forest boundary. Comment
  NY747135  Lupinus latifolius C. L. Hitchcock 1940-5-27 6664 Modoc 15 miles northeast of Alturas 1615 Comment
  CAS-BOT-BC181879  Lupinus lepidus var. lobbii Bruce Bartholomew 1992-8-8 6364 Modoc Summit Trail at pass on W ridge of Warren Peak, E side of Warner Mountains. 2870 Comment
  UCR35564  Lupinus lepidus var. lobbii J. A. Harpel 1981-8-7 V- 56 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  CAS-BOT-BC181854  Lupinus leucophyllus K. Paulson 1976-7-1 Modoc W of Canby on road to Happy Camp Guard Station. 1524 Comment
  HSC81087  Lupinus lyallii G. M. Riegel 1980-8-20 1089 Modoc South Warner Mtn. 1829 Comment
  UC726491  Lupinus microcarpus var. densiflorus A. A. Heller 1941-6-25 16197 Modoc on the Cedarville rd a short distance e junction with U.S. Highway 395 Comment
  CAS-BOT-BC181833  Lupinus microcarpus var. microcarpus Alice Eastwood; John Thomas Howell 1940-6-11 8021 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC181837  Lupinus microcarpus var. microcarpus Bruce Bartholomew; Barrett Anderson 1989-6-3 4891 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC181843  Lupinus microcarpus var. microcarpus Bruce Bartholomew 1990-6-18 5368 Modoc SW side of Goose Lake, 2 km N of McGinty Point. 1420 Comment
  CAS-BOT-BC181847  Lupinus microcarpus var. microcarpus Bruce Bartholomew 1990-6-18 5376 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  UC1736638  Lupinus microcarpus var. microcarpus Dean Wm. Taylor with Robert A. Price 1988-6-4 9758 Modoc Tule Lake Basin; Dobie Flat, 2.6 miles S10 E of Casuse Mountain, 1280 Comment
  UC725357  Lupinus microcarpus var. microcarpus A. A. Heller 1941-6-26 16212 Modoc along U.S. Highway #299, 8 mi w Alturas; w of Alturas Comment
  SEINET7927480  Lupinus polyphyllus var. saxosus R. C. Barneby 1982-5-25 17841 Modoc In W. foothills of Warner Mts. 9 mi. N.-E. of Alturas.; 0 1550 Comment
  RSA59818  Lupinus ruber E. K. Balls 1950-5-13 14685 Modoc Along west shore road, Goose Lake, 10.3 miles south of Oregon - California border. 1463 Comment
  CAS-BOT-BC181811  Lupinus saxosus E. H. Steffen 1917-6-10 41 Modoc Jess Valley 1524 Comment
  CHSC118324  Lupinus saxosus L. P. Janeway 2016-5-17 12049 Modoc Modoc Plateau. Devils Garden area; along Road 48N08/73/ Crowder Flat Road 2.1 road-km north of Devils Garden Conservation Camp; about 6.5 air-km south of Big Sage Reservior. 1501 Comment
  SD116268  Lupinus saxosus David B. Dunn, Paul Gallian 1971-6-2 17782 Modoc 9.0 miles southwest of Canby on California Highway 299. 1463 Comment
  UCD124962  Lycopus asper Herbert L. Mason 1947-8-11 13490 Modoc on Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  CAS-BOT-BC179108  Lythrum tribracteatum Herbert Louis Mason; Verne Grant 1947-7-10 13324 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CHSC117265  Lythrum tribracteatum Lowell Ahart; John Dittes 2016-7-14 21176 Modoc Southeast side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  SBBG128274  Lythrum tribracteatum L. Ahart, J. Dittes 2010-8-30 17055 Modoc N side of small wash, ca. 10 yards W of the fence, S edge of the meadow, Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8.0 mi NE of Bieber, Big Valley 1267 Comment
  RSA628301  Machaeranthera canescens var. shastensis L. C. Wheeler 1973-8-26 s.n. Modoc Warner Mountains: 1 1/2 mile north of Sworinger Reservoir. 1767 Comment
  CAS-BOT-BC49473  Madia citriodora Bruce Bartholomew 1991-7-6 5968 Modoc Service Gulch, 4.3 km W of County Road 91 on Forest Service road 42N03. 1330 Comment
  POM204104  Madia citriodora J. T. Howell 1934-6-11 11923 Modoc Parker Creek, Warner Mts. 1585 Comment
  RSA504642  Madia citriodora Bruce Bartholomew, B. Anderson 1988-6-23 4242 Modoc 4.2 kim NW of Day. 1020 Comment
  CAS-BOT-BC49436  Madia exigua John Thomas Howell 1934-7-1 12325 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  UC33230  Madia exigua Mrs. R. M. Austin August, 1894 Modoc Sugar Loaf Hill Comment
  JEPS127603  Madia glomerata L. P. Janeway 2014-7-8 11472 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road km NNw of Road 48, along the W edge of Goose Lake. Comment
  UC159286  Madia glomerata Mrs. M. H. Manning 741 Modoc Joseph Creek Joseph Creek (ne Modoc County) Comment
  UC748091  Madia glomerata Annie M. Alexander and Louise Kellogg 1946-7-7 4930 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  UC217310  Madia glomerata H. M. Hall 1921-9-9 11668 Modoc along Klamath Falls-Alturas road (n Modoc County) Comment
  CAS-BOT-BC49419  Madia gracilis Bruce Bartholomew 1990-6-15 5210 Modoc Kelly Spring, 5.5 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  CAS-BOT-BC49422  Madia gracilis David Daniels Keck; Jens Chr. Clausen 1935-6-24 3723 Modoc 1.5 mi. N of Davis Creek. 1524 Comment
  UC748165  Madia gracilis Annie M. Alexander and Louise Kellogg 1946-7-12 4980 Modoc ne corner of county Twelve Mile Creek Comment
  UC748166  Madia gracilis Annie M. Alexander and Louise Kellogg 1946-7-10 4956 Modoc Eight Mile Creek Eight Mile Creek (ne corner of county) 1752 Comment
  RSA504612  Madia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1988-7-21 4414 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  RSA540063  Madia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1990-7-20 5465 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  NY500374  Mahonia repens B. M. Bartholomew 1989-6-1 4773 Modoc South Fork Davis Creek in the vicinity of the Plum Valley campground 1720 Comment
  RSA101499  Mahonia repens R. Weatherby 1955-7-7 1605 Modoc 8 mi. north of Ft. Bidwell, Warner Mts. 1951 Comment
  CAS-BOT-BC242033  Maianthemum racemosum Elmer Ivan Applegate 1932-8-7 8227 Modoc Lily Lake, Bidwell Pass. Comment
  CAS-BOT-BC242037  Maianthemum racemosum Leland S. Smith 1918-6-22 953 Modoc Lily Lake. 1981 Comment
  POM260013  Maianthemum racemosum subsp. amplexicaule C. L. Hitchcock 1940-5-27 6681 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA210805  Maianthemum stellatum Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39126 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC179871  Marrubium vulgare Bruce Bartholomew 1995-8-1 7129 Modoc 4.7 km N of turn off to Cedarville on U.S. Hwy 395. 1380 Comment
  POM173659  Marsilea vestita Milo S. Baker 1893-7-20 s.n. Modoc Big Valley Comment
  UC1024673  Melica fugax Leo Whitney 1935-5-18 3082 Modoc ca 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UC705880  Melica stricta Marion Ownbey, Fred G. Meyer 1940-7-1 2152 Modoc Cedar Peak; Warner Mts. Comment
  CAS-BOT-BC179862  Mentha arvensis Robert Folger Thorne; C. W. Tilforth 1969-9-5 39184 Modoc Marshy margin of Pine Creek where it crossed Hwy 395, 3.4 mi. S of Alturas. 1341 Comment
  CAS-BOT-BC179151  Mentzelia albicaulis Annie Montague Alexander; L. Kellogg 1946-6-12 4736 Modoc Fandango Pass. 1676 Comment
  UC748411  Mentzelia albicaulis Annie M. Alexander and Louise Kellogg 1946-6-12 4736 Modoc east side Fandango Pass rd. 1676 Comment
  CAS-BOT-BC179145  Mentzelia dispersa Betty J. Hammerly 1941-6-20 39 Modoc Between Mill Creek Public Camp and Clear Lake. 1767 Comment
  JEPS86352  Mentzelia dispersa Jack and Betty Guggolz 1988-6-28 961 Modoc n Jenkins Spring Comment
  UC748410  Mentzelia dispersa Annie M. Alexander and Louise Kellogg 1946-6-10 4714 Modoc Lava bench between Lower and Snake Lakes Comment
  JEPS41194  Mentzelia dispersa Milo S. Baker Modoc Comment
  CAS-BOT-BC179127  Mentzelia laevicaulis Elmer Ivan Applegate 1932-7-6 8188 Modoc Cedarville, Surprise Valley. Comment
  CAS-BOT-BC179123  Mentzelia montana Annie Montague Alexander; L. Kellogg 1946-7-7 4946 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC179114  Mentzelia veatchiana Milo Samuel Baker 1893-7-5 Modoc Egg Lake. Comment
  CAS-BOT-BC498691  Mertensia ciliata var. stomatechoides Ira L. Wiggins; Dorothy B. Wiggins 1961-6-14 16478 Modoc Along Lassen Creek Road to Davis Creek, Warner Mtns. Comment
  CAS-BOT-BC54046  Mertensia cusickii Bruce Bartholomew 1990-6-16 5272 Modoc Rock outcrops between roadhead and Pine Creek Basin, W side of Warner Mountains. 2160 Comment
  UC190688  Mertensia longiflora M. F. Gilman 1940-3-22 583 Modoc near Fort Bidwell 1524 Comment
  CAS-BOT-BC225951  Micranthes nidifica Bruce Bartholomew 1990-6-17 5348 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CAS-BOT-BC225962  Micranthes nidifica Annie Montague Alexander; L. Kellogg 1946-6-15 4779 Modoc Deep Creek. 2194 Comment
  CAS-BOT-BC95555  Micromonolepis pusilla Bruce Bartholomew; Barrett Anderson 1989-6-2 4813 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC49400  Microseris nutans Bruce Bartholomew; Barrett Anderson 1990-7-20 5524 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC197896  Microsteris gracilis C. C. (Mrs.) Bruce 1894-4-1 104 Modoc Davis Creek. Comment
  CAS-BOT-BC197898  Microsteris gracilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16452 Modoc Southern outskirts of Fort Bidwell. Comment
  CAS-BOT-BC197902  Microsteris gracilis Bruce Bartholomew; Barrett Anderson 1989-4-29 4673 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  RSA520452  Microsteris gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1989-4-27 4619 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  UC1540231  Mimulus breviflorus Dean Wm. Taylor, Glenn L. Clifton 1987-6-24 9055 Modoc along inlet stream at extreme se portion of lakebed Egg Lake 1280 Comment
  CDA41443  Mimulus cusickii S. E. Schoenig 1998-7-4 98 -67 Modoc On north side of Granger Canyon Road, 1.5 miles west of the intersection with Surprise Valley Road. This intersection is 3.7 miles south of Highway 299 at Cedarville. Comment
  RSA535421  Mimulus cusickii David M. Thompson 1988-7-23 975 Modoc E side Warner Mountains, 3.7 miles S of Hwy 299 (at Cedarville) along Surprise Valley Road, then 1.5miles W along Granger Canyon Road. 1500 Comment
  CDA41438  Mimulus evanescens S. E. Schoenig 1998-7-5 98 -70 Modoc Southwest shore of Moll Reservior. Comment
  RSA488110  Mimulus guttatus Barbara J. Ertter 1988-6-18 7631 Modoc Hwy 139, 14.5 mi ENE of jct Hwy 299 at Canby, N of Bessler Reservoir. 1463 Comment
  UCD122658  Mimulus guttatus Verne Grant; Irving Schneider 1947-7-19 8070 Modoc south of south loop road, on Corporation Ranch, north of Likely. Comment
  HSC30183  Mimulus layneae D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19518 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  JEPS27950  Mimulus lewisii Frances D. Payne 1929-7-26 134 Modoc w Warren Peak (w slope of mountains); Warner Mountains, Pine Creek Basin 2133 Comment
  UCSB6085  Mimulus lewisii Haller, John 1959-8-1 Modoc 0.2 miles west of Cave Lake junction; on road between New Pine Creek and Fort Bidwell; Warner Mtns 2133 Comment
  UC1063132  Mimulus microphyllus R. C. Wilson 1933-6-4 39 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UC748168  Mimulus moschatus Annie M. Alexander and Louise Kellogg 1946-7-7 4957 Modoc Eight Mile Creek 1752 Comment
  HSC26558  Mimulus nanus var. nanus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19486 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  UC1063559  Mimulus nanus var. nanus R. C. Wilson 1933-6-11 44 Modoc Rush Creek Camp Modoc National Forest, Alturas Quadrangle Comment
  UC103787 Image available Mimulus nanus var. nanus Mrs. R. M. Austin 1885-1 Modoc Modoc Co. Comment
  UC726427  Mimulus nanus var. nanus A. A. Heller 1941-6-25 16196 Modoc a short distance e U. S. Highway #395 (on the Cedarville road) Comment
  UCSB23723  Mimulus nanus var. nanus Hardham, Clare 1961-6-19 Modoc Cogswell Creek; Warner Mountains 1524 Comment
  JEPS79124 Image available Mimulus pulsiferae L. R. Heckard with Rimo Bacigalupi 1980-6-10 5228 Modoc Southwest margin of Egg Lake Comment
  JEPS86895  Mimulus pygmaeus David M. Thompson 1988-6-3 927 Modoc betweeen Kramer reservoir and White Horse-Lookout road (2.3 rd mi w of railroad crossing, s end of lake); Egg Lake 1300 Comment
  UC26888 Image available Mimulus pygmaeus M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake; ; Egg Lake, Modoc Co. Comment
  UC1025084  Mimulus tricolor Leo Whitney 1935-6-2 3179 Modoc near White Horse; White Horse lake (flat) Comment
  UC465889  Minuartia douglasii Franklin P. Nutting Modoc Big Valley Mts. Comment
  UC8124  Minuartia douglasii Milo S. Baker 1894-6-25 Modoc Big Valley Mountains Comment
  CAS-BOT-BC95212  Minuartia nuttallii Elmer Ivan Applegate 1932-8-1 8018 Modoc W slope of Warner Mts., S of Warren Peak. Comment
  UC465880  Minuartia nuttallii subsp. fragilis M. F. Gilman 602 Modoc 1676 Comment
  RSA165438  Minuartia nuttallii subsp. gracilis Clare B. Hardham 1961-6-20 7886 Modoc Bidwell Road to Dismal Creek. 2439 Comment
  CAS-BOT-BC179375  Monardella odoratissima subsp. glauca Francis Marion Ownbey 1940-7-1 2150 Modoc Cedar Peak. Comment
  CAS-BOT-BC179851  Monardella odoratissima subsp. glauca Leland S. Smith 1917-7-11 98 Modoc Granger Mill Camp. 1981 Comment
  CHSC109461  Monardella odoratissima subsp. glauca B. Castro; L. P. Janeway 2012-7-24 1947 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort bidwell) 0.6 air mi west of Lily Lake and 0.9 air mi northwest of Yellow Mountain. 6391 Comment
  POM260798  Monardella odoratissima subsp. glauca Alice Eastwood, J. T. Howell 1940-6-13 8175 Modoc East side of Cedar Pass Comment
  JEPS63422  Monardella odoratissima subsp. glauca Leland S. Smith 1918-8-18 1046 Modoc Ridge between Eagle Mt. and Bear Mt.; Warner Mts. 2438 Comment
  UC25490  Monardella odoratissima subsp. glauca Milo S. Baker 1893-7-8 Modoc Comment
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Oct 10 2006
  CDA33297  Monardella odoratissima subsp. odoratissima Jim Jokerst 1990-8-2 3208 Modoc Summit of East Sand Butte, just east of Lava Beds National Monument. Comment
  SEINET3996536 Image available Monardella odoratissima var. ovata Annie M. Alexander, Louise Kellogg 1946-7-23 5060 Modoc Warner Mountains; east slope of Emerson Peak Comment
  CAS-BOT-BC197522  Montia chamissoi Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, U.S. Hy. 299, E of Bieber. Comment
  JEPS17208  Montia chamissoi Frances D. Payne 1932-6-27 616 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC71835  Montia chamissoi Mrs. M. H. Manning 1903-5-1 115 Modoc near Fort Bidwell (in north-eastern Modoc Count) Comment
  JEPS17722  Montia chamissoi Rimo Bacigalupi with G. T. Robbins 1955-7-19 5383 Modoc Modoc National Forest, Soup Spring Meadow, southern Warner Mountains Soup Spring Meadow; Warner Mountains, Modoc National Forest, Soup Spring Meadow 2072 Comment
  SEINET3026081  Montia fontana C. L. Hitchcock 1940-5-27 6697 Modoc 12 miles northeast of Alturas. 1620 Comment
  CAS-BOT-BC197501  Montia linearis Annie Montague Alexander; L. Kellogg 1946-6-14 4755 Modoc Patterson Mill - Silver Creek roads. 1828 Comment
  JEPS79204  Montia linearis L. R. Heckard with R. C. Bacigalupi 1980-6-10 5225 Modoc sw margin of Egg Lake (now dry) Egg Lake Comment
  UC412633  Montia linearis Franklin P. Nutting 1894-6-8 Modoc near Egg Lake; Northern California Comment
  RSA210777  Muhlenbergia asperifolia R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39016 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  CAS-BOT-BC247569  Muhlenbergia asperifolia Herbert Louis Mason 1947-8-15 13542 Modoc Mouth of Crane Creek on Willow Ranch. Comment
  SEINET10960336  Muhlenbergia asperifolia Louis C. Wheeler 1935-9-4 Wheeler 3948 Modoc Dry sunny rock crevices in old beach. McGinty Point, Goose Lake. 1463 Comment
  UC1137050  Muhlenbergia filiformis August L. Hormay 1932-7-15 Modoc Crowder Ranger Station Comment
  UCD86772  Muhlenbergia jonesii L. Whitney 1935-8-15 s.n. Modoc Lava Plateau near hole in the rock. Comment
  CAS-BOT-BC58782  Myosotis micrantha Bruce Bartholomew; Barrett Anderson 1989-6-1 4748 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  UC1560399  Myosotis scorpioides E. Joyal and D. Mehlman 1988-6-28 1288 Modoc Pine Creek e. of New Pine Creek, Oregon; n. Warner Mts., Pine Creek Comment
  CAS-BOT-BC392257  Myosurus apetalus Ellsworth Bethel 1923-4-25 s.n. Modoc Kelby Hot Springs Comment
  SD225888  Myosurus apetalus Carol Witham, Jennifer Buck and Vernal Pool Team 2001 2001-5-10 202 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site, pool # CAN001 Comment
  OBI48062  Myosurus apetalus var. borealis Rhonda Riggins 1989-4-28 1671 Modoc 6.9 mi N of hwy 395 E of Alturas on rd to Raker and Thomas Reservoir (continuation of Pencil Rd) 1524 Comment
  CAS-BOT-BC217295  Myosurus minimus Bruce Bartholomew; Barrett Anderson 1988-5-14 4200 Modoc Pease Cabin, 0.8 km E of Fletcher Creek on USFS road 47N09 between Goose Lake and Crowder Flats. 1550 Comment
  RSA399952  Myosurus minimus var. filiformis Christopher Davidson 1973-5-26 2151 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  RSA604414  Myriophyllum sibiricum Louis C. Wheeler 1935-10-6 4029 Modoc North Fork Pit River at Tom Creek 1433 Comment
  SJSU9375  Myriophyllum sibiricum W. Savage 1979-8-22 1581 Modoc near remains of Triangle Ranch cabin, Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC198009  Navarretia breweri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10564 Modoc E Creek about 1 mile E of Patterson Ranger Station, Warner Mts. Comment
  CAS-BOT-BC198016  Navarretia breweri John Thomas Howell 1934-6-12 11988 Modoc 9 mi. S of Davis Creek. Comment
  CAS-BOT-BC198018  Navarretia breweri Mrs. H. C. Cantelow 1940-6-2 4146 Modoc 10 mi. NW of Canby, road to lava beds. Comment
  CAS-BOT-BC198020  Navarretia breweri Bruce Bartholomew; Barrett Anderson 1988-6-24 4354 Modoc 9.8 km SW of County road 1 on County Road 42, E side of the Warner Mts.. 1960 Comment
  JEPS70247  Navarretia breweri Milo S. Baker 1894-6-29 Modoc Big Valley Comment
  RSA73726  Navarretia breweri Alice Eastwood, J. T. Howell 1940-6-13 8133 Modoc West side of Fandango Pass. Comment
  SJSU9538  Navarretia breweri W. Savage 1979-7-3 1277 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA91922  Navarretia breweri Beecher Crampton 1954-7-7 2144 Modoc Cedar Pass Summit, Warner Mountains 1921 Comment
  HSC16998  Navarretia capillaris M. T. Milligan 1966-7-29 600 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  SJSU11503  Navarretia divaricata H. L. Buckalew 1961-6-29 Modoc Stough Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1920 Comment
  UC1025101  Navarretia divaricata Leo Whitney 1934-5-27 1846 Modoc near Hackamore; Modoc National Forest 1463 Comment
  CAS-BOT-BC197990  Navarretia intertexta subsp. intertexta Barrett Anderson 1986-7-9 3133 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC197977  Navarretia intertexta subsp. propinqua John Thomas Howell 1934-6-15 12199 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  RSA601499  Navarretia leptalea L. C. Wheeler 1935-8-13 3833 Modoc Warner Mountains: Barnes Creek. Mount Diable Meridian. 1829 Comment
  CAS-BOT-BC197973  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-6-23 4248 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC197966  Navarretia leucocephala subsp. minima Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13328 Modoc About small lake at eastern outskirts of Lookout. Comment
  CAS-BOT-BC197968  Navarretia leucocephala subsp. minima Alice Eastwood; John Thomas Howell 1940-6-14 8230 Modoc 8 mi. NW of Canby. Comment
  CHSC85115  Navarretia leucocephala subsp. minima John Dittes; Josephine Guardino 1991-7-21 424 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  SEINET4673746  Navarretia propinqua Leigh A. Johnson, Haley M. Smith 2011-6-25 11 -067 Modoc Vicinity of mile marker 9.37 off of Hwy 299, near Roney Flat and Johnson Creek roads. 1428 Comment
  RSA67204  Navarretia sinistra Verne Grant, Alva Grant 1947-7-13 8015 Modoc Fandango Pass, Warner Mountains. Comment
  CHSC111104  Navarretia tagetina Lowell Ahart; John Dittes 2012-7-12 18370 Modoc North edge of Ash Creek, south of the gravil pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  POM260426  Nemophila breviflora C. L. Hitchcock 1940-5-27 6661 Modoc 12 miles NE of Alturas. 1616 Comment
  UC449919  Nemophila breviflora Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek 12 Mile Creek (ne Modoc Co.) Comment
  CAS-BOT-BC179297  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-12 2333 Modoc Edge of Thoms Creek at foot of Bonner Grade, Cedar Pass Rd., 13.4 mi. NE of Alturas. 1524 Comment
  CAS-BOT-BC179282  Nemophila pedunculata Lincoln Constance 1938-6-12 2337 Modoc Margin of Rush Creek, 8 mi. NE of Adin. 1524 Comment
  CAS-BOT-BC179293  Nemophila pedunculata Annie Montague Alexander; L. Kellogg 1946-6-14 4754 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  UC1332113  Nemophila pedunculata Alice Eastwood and John Thomas Howell 1940-6-13 8193 Modoc w side Cedar Pass Comment
  UC24291  Nemophila pedunculata Milo S. Baker 1893-6-18 Modoc Comment
  UC67084  Nemophila pedunculata Mrs. M. H. Manning 1903-8 Modoc Warner Range 1828 Comment
  CAS-BOT-BC349856  Nestotus stenophyllus E. K. Balls 1950-5-13 14673 Modoc West shore of Goose Lake, .2 mile south of Oregon - Calif. State Line 1463 Comment
  CHSC118326  Nestotus stenophyllus L. P. Janeway 2016-5-17 12014 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  CHSC112842  Nicotiana attenuata Lowell Ahart; John Dittes 2013-7-25 18970 Modoc Elkins Lane Parking Area, west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, about 7.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC58642  Noccaea fendleri subsp. glauca Annie Montague Alexander; L. Kellogg 1946-8-9 5127 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC49370  Nothocalais troximoides Bruce Bartholomew; Barrett Anderson 1988-5-14 4206 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  UC985676  Nuphar lutea subsp. polysepala Herbert L. Mason, Verne Grant 1947-7-12 13388 Modoc several miles s of Alturas (Irrigation ditch by Jones' Lane, off Highway 395) Comment
  CDA38149  Oenothera elata Briles 1936-7-2 s.n. Modoc [No further data] 0 Comment
  UC635387  Oenothera elata subsp. hirsutissima F. H. Frost 1925-7-24 111 Modoc Jess Valley Warner Mountains Comment
  JEPS118470  Oenothera flava Lowell Ahart, John Dittes 2011-6-21 17515 Modoc About 200 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  NY998814  Oenothera flava K. Paulson 1989-6-21 142 Modoc Vicinity of South Fork of Pine Creek, west side of the Warner Mountains 1884 Comment
  RSA600321  Oenothera flava Louis C. Wheeler 1935-9-22 4000 Modoc Warm Springs Valley: Pit River at Rattlesnake Butte. 1341 Comment
  RSA59364  Olsynium douglasii E. K. Balls 1950-5-11 14629 Modoc 8.1 miles NE of Fort Bidwell. Above Cow Head Lake. Along 8 Mile Creek. 1463 Comment
  CDA7564  Onopordum acanthium T. C. Fuller 1957-9-18 339 -57 Modoc Alturas. 0 Comment
  CDA7558  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  CAS-BOT-BC190795  Orobanche corymbosa Bruce Bartholomew 1993-6-13 6611 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  HSC16680  Orobanche corymbosa M. T. Milligan 1966-8-3 642 Modoc W slope of Eagle Peak 2134 Comment
  RSA0077929  Orobanche corymbosa subsp. corymbosa Louis C. Wheeler 1935-8-28 3927 Modoc Devil's Garden: 1.5 miles S of Lakeshore Reservoir. 1524 Comment
  SJSU8384  Orobanche uniflora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  JEPS5998  Orobanche uniflora subsp. occidentalis Frances D. Payne 1932-6-10 422 Modoc Parker Creek, Warner Mountains, south and east of Alturas. Comment
  UC35319  Orobanche uniflora subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-8 Modoc Near Egg Lake. Comment
  CAS-BOT-BC95701  Orthilia secunda Elmer Ivan Applegate 1932-8-6 8213 Modoc Moist woods above Lily Lake, Bidwell Mountains. Comment
  SJSU9692  Orthocarpus bracteosus W. Savage 1979-7-21 1553 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1584 Comment
  CAS-BOT-BC232317  Orthocarpus cuspidatus subsp. copelandii Barrett Anderson 1986-7-9 3155 Modoc Hwy 299 just W of Cedar Pass, Warner Mountains 1920 Comment
  CAS-BOT-BC232324  Orthocarpus cuspidatus subsp. copelandii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 93 Modoc Above Parker Creek. 1828 Comment
  CHSC109450  Orthocarpus cuspidatus subsp. cryptanthus B. Castro; L. P. Janeway 2012-7-24 1954 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi S of Dismal Swamp, off upper edge of open lodgepole pine forest. 2377 Comment
  JEPS74350  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 3768 A Modoc along forest service road 3.5 mi n Cedar Pass; Warner Mts., n of Cedar Pass 2042 Comment
  UC748140  Orthocarpus cuspidatus subsp. cryptanthus Annie M. Alexander and Louise Kellogg 1946-7-7 4923 Modoc above Eight Mile Creek; above Eight Mile Creek 1752 Comment
  RSA407986  Orthocarpus cuspidatus subsp. cryptanthus Louis C. Wheeler 1935-8-2 3751 Modoc Twenty Mile Creek. Warner Mtns. 2226 Comment
  UCSB22505  Orthocarpus luteus Hardham, Clare 1961-6-18 Modoc 3 miles southeast of Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC15736  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1988-7-22 4494 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  NY1101673  Osmorhiza chilensis B. Anderson 1986-7-9 3166 Modoc Warner Mountains. Stough Reservoir Rd just east of Cedar Pass near Stough Reservoir 1965 Comment
  CAS-BOT-BC15746  Osmorhiza occidentalis Barrett Anderson 1986-7-9 3152 Modoc Hwy 299 just W of Cedar Pass. 1920 Comment
  NY1101853  Osmorhiza occidentalis J. T. Howell 1934-6-11 11948 Modoc Parker Creek, Warner Mountains 1585 Comment
  RSA82806  Osmorhiza occidentalis Mrs. R. M. Austin, Bruce 1898-06 2263 Modoc Lake City Mt. Comment
  CAS-BOT-BC218101  Oxyria digyna Bruce Bartholomew 1991-8-5 6039 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  UCR34759  Oxyria digyna J. A. Harpel 1981-8-6 V- 43 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC50307  Packera cana John Thomas Howell 1934-6-12 12015 Modoc Between Davis Creek and Plum Valley. Comment
  CHSC109210  Packera cana L. P. Janeway; B. Castro 2012-7-24 10966 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  UC91710  Packera cana Mrs. R. M. Austin June 1894 242 Modoc Lava Beds Comment
  HSC6112  Packera eurycephala M. T. Milligan 1964-6-6 13 Modoc N side of Dorris Reservoir along shore 1372 Comment
  UC35986  Packera eurycephala var. eurycephala Mrs. R. M. Austin Aug 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC190780  Paeonia brownii Alice Eastwood; John Thomas Howell 1940-6-13 8117 Modoc Surprise. Comment
  NY241769  Paeonia brownii B. M. Bartholomew 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC497211  Panicum Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8380 Modoc Warner Mts., Rte. 299, exactly 12.8 mi NE of Alturas 1554 Comment
  UC1024778  Panicum capillare Leo Whitney 2246 Modoc ca 15 mi nw Canby (Hackamore, Modoc National Forest); Modoc National Forest, Hackamore 1463 Comment
  UCR67456  Panicum capillare George K. Helmkamp 1990-9-23 I- 24 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  NY783754  Parnassia fimbriata B. M. Bartholomew 1990-8-4 5651 Modoc Side tributary in upper reaches of Owl Creek drainage, east side of Warner Mountains 2500 Comment
  CAS-BOT-BC95499  Paxistima myrsinites Leland S. Smith 1919-11-6 1142 Modoc Happy Camp Mt. Comment
  JEPS9615  Paxistima myrsinites L. S. Smith 1922-5-28 1246 Modoc below ridge Happy Camp Mt.; Modoc Forest, Happy Camp Mt. 1676 Comment
  CAS-BOT-BC232313  Pedicularis attollens F. D. Parker 1931-6-12 153 Modoc Parker Creek, Warner Mountains 1584 Comment
  POM182478  Pedicularis attollens Franklin Nutting s.n. Modoc Forestdale. Comment
  CAS-BOT-BC245197  Pedicularis semibarbata Annie Montague Alexander; L. Kellogg 1946-8-8 5120 Modoc Near Deep Creek summit. Comment
  CAS-BOT-BC232341  Penstemon davidsonii var. davidsonii Annie Montague Alexander; L. Kellogg 1946-7-23 5046 Modoc Emerson Peak, Warner Mountains 2749 Comment
  UC748187  Penstemon davidsonii var. davidsonii Annie M. Alexander and Louise Kellogg 1946-7-23 5046 Modoc Emerson Peak, below summit, NE Warner Mountains 2749 Comment
  JEPS123496  Penstemon deustus Wilson Collison, Jaileen Merced 2015-7-25 CA 320 -140 Modoc To Road 54 SW from Alturas town, take dirt road on the left before Canyon (4783). Keep straight 4 mi up to dry pit. Comment
  RSA11919  Penstemon deustus subsp. heterander Elmer I. Applegate 1932-8-6 8215 Modoc Rocky summit of Yellow Mtn, Bidwell Pass, Warner Mtns. Comment
  CAS-BOT-BC232329  Penstemon deustus var. pedicellatus Annie Montague Alexander; L. Kellogg 1946-6-18 4804 Modoc Base of lava bluff facing Lower Lake. Comment
  CAS-BOT-BC232331  Penstemon deustus var. pedicellatus John Thomas Howell 1934-6-11 11919 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC232375  Penstemon deustus var. pedicellatus Bruce Bartholomew; Barrett Anderson 1989-6-3 4876 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  JEPS11229  Penstemon deustus var. pedicellatus Milo S. Baker 1894-1 Modoc Egg Lake Comment
  JEPS3887  Penstemon deustus var. pedicellatus N. T. Mirov 1929-7-4 Modoc Lily Lake Warner Mountains, Lily Lake (about 1 mi s of Oregon-California boundary) Comment
  JEPS11230  Penstemon deustus var. pedicellatus Mrs. M. H. Manning 1907-5-1 Modoc Twelve Mile Creek, ne Modoc County Twelve Mile Creek Comment
  CAS-BOT-BC245534  Penstemon gracilentus Elmer Ivan Applegate 1932-7-9 7617 Modoc N slope of Bidwell Mountain. Comment
  UC201715  Penstemon gracilentus W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, N. Fork Parker Cr. 2286 Comment
  UCR34689  Penstemon gracilentus J. A. Harpel 1981-8-6 V- 44 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UCR80228  Penstemon gracilentus L. C. Wheeler 1935-8-8 3812 Modoc Warner Mtns., North Fork Bidwell Creek 2287 Comment
  CAS-BOT-BC245521  Penstemon humilis var. humilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16503 Modoc 22 mi. W of Canby along Hwy 139. Comment
  SEINET12319635  Penstemon janishiae N. H. Holmgren, Holmgren, P. K. 1978-1 8883 Modoc Crowder Flat Rd, .5 km from jct with CA Hwy 299 whic is 5.6 km W of US Hwy 395 1340 Comment
  UC1586981  Penstemon laetus Juha Pykala and D. H. Norris 1987-5-27 1082 Modoc about 1.5-2 mi from Highway 299 to Modoc National Forest boundary (Crowder Flat Road) 1499 Comment
  CAS-BOT-BC497316  Penstemon laetus subsp. roezlii Belknap C. Goldsmith 1912-8-6 86 Modoc West side of Goose Lake 1463 Comment
  CAS-BOT-BC245515  Penstemon laetus var. sagittatus Milo Samuel Baker 1936-6-14 8317 Modoc Quarantine Station, on Hwy from Marlin to Canby. Comment
  RSA248650  Penstemon miser Christopher Davidson 1973-5-26 2137 Modoc St Hwy 299, ca 4 mi W of Canby. 1524 Comment
  HSC30117  Penstemon procerus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19430 Modoc Near Hager Reservoir Comment
  CAS-BOT-BC232509  Penstemon roezlii J. L. Reveal 1971-6-2 2459 Modoc Along U.S. Highway 395 at Davis Creek. 1453 Comment
  CAS-BOT-BC232516  Penstemon roezlii Alice Eastwood; John Thomas Howell 1940-6-13 8189 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC232518  Penstemon roezlii Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, U.S. Hwy. 299 E of Bieber. Comment
  CAS-BOT-BC232520  Penstemon roezlii Milo Samuel Baker 1936-7-14 8340 Modoc About 2 mi. W of Cedar Pass Camp, Warner Mts. along ola road to Alturas. Comment
  CAS-BOT-BC245566  Penstemon roezlii Francis Dorris Payne 1929-6-28 29 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC245568  Penstemon roezlii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16369 Modoc Junction of Cedar Pass road with California State Highway 299, 5.5 mi. N of Alturas. Comment
  RSA242180  Penstemon roezlii James L. Reveal 1971-6-22 2459 Modoc Along U.S. Highway 395 at Davis Creek. 1454 Comment
  UC1540239  Penstemon roezlii Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9109 Modoc headwaters of upper South Deep Creek Warner Mountains, upper South Deep Creek 2194 Comment
  SEINET183710  Penstemon roezlii L. Constance 1938-6-12 2335 Modoc Near foot of Banner Grade Cedar Pass rd 12.8 mi NE of Alturas W foothills of Warner Range 1463 Comment
  SEINET201573  Penstemon roezlii A. Cronquist, AH Holmgren 1959-6-20 8529 Modoc E slope of Warner Mtns near Fandango Pass 1829 Comment
  UC190613  Penstemon roezlii M. F. Gilman 672 Modoc Warner Mts. 1828 Comment
  UC27496  Penstemon roezlii Mrs. R. M. Austin Aug. 1894 Modoc hills e Davis Creek (northern California); Hills e of Davis Creek Comment
  UC690360  Penstemon roezlii Milo S. Baker 1936-7-14 8340 Modoc about 2 mi w Cedar Pass Camp (along old road to Alturas); Warner Mts., w of Cedar Pass Camp Comment
  CAS-BOT-BC245494  Penstemon rydbergii var. oreocharis Annie Montague Alexander; L. Kellogg 1946-6-14 4749 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CAS-BOT-BC245502  Penstemon rydbergii var. oreocharis John Thomas Howell 1934-6-12 12022 Modoc Plum Valley. Comment
  UC102984  Penstemon rydbergii var. oreocharis Mrs. R. M. Austin 1894-1 180 Modoc Goose Lake Valley Comment
  CAS-BOT-BC245544  Penstemon speciosus C. C. (Mrs.) Bruce 1893-7-1 81 Modoc Davis Creek. Comment
  CAS-BOT-BC245553  Penstemon speciosus Bruce Bartholomew 1991-6-22 5867 Modoc E side of the Pit River, ca. 2 km S of Joseph Creek. 1410 Comment
  CAS-BOT-BC245557  Penstemon speciosus Bruce Bartholomew 1995-8-1 7156 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  CHSC31507  Penstemon speciosus NEH Prouty 1980-6-7 180 Modoc Modoc National Forest. Along north side of Deep Creek Road. SW of Cedarville. Comment
  UC887337  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi ne Alturas (on sagebrush knoll); ne of Alturas 1615 Comment
  CAS-BOT-BC214725  Peraphyllum ramosissimum Bruce Bartholomew; Barrett Anderson 1988-5-13 4140 Modoc N side of Dorris Reservoir, ca. 4 km E of Alturas along Parker Creek Road. 1340 Comment
  CAS-BOT-BC214733  Peraphyllum ramosissimum James Vale; Keith Wagnon; Walter Knight; Irja Knight 1981-5-21 4123 Modoc Devil's Garden on Crowder Flat Road, near Alturas. 1706 Comment
  JEPS126021  Peraphyllum ramosissimum C. S. Campbell 2008-5-23 08 -029 Modoc Hwy 299, about 6 miles east of Alturas Comment
  SEINET12121694  Perideridia bolanderi M. J. Williams 1984-1 84- 86 -1 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road 1341 Comment
  RSA210845  Perideridia bolanderi subsp. bolanderi R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39063 Modoc SW shore of Goose Lake N of McGinty Point 1448 Comment
  CHSC23594  Phacelia adenophora K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5847 Modoc Comment
  UC711860  Phacelia hastata Roxana S. Ferris and Laura Lorraine 1941-8-13 10514 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest, East Creek drainage 2164 Comment
  CAS-BOT-BC179269  Phacelia hastata subsp. hastata Alice Eastwood; John Thomas Howell 1940-6-13 8150 Modoc Fandango Pass. Comment
  JEPS4035  Phacelia heterophylla subsp. virgata Frances D. Payne 1929-6-22 18 Modoc s and e Alturas; Warner Mountains, Parker Creek Comment
  JEPS4037  Phacelia heterophylla subsp. virgata Frances D. Payne 1931-7-5 324 Modoc about 3 mi n Parker Creek (s and e of Alturas); Warner Mountains, Fern Spring 1828 Comment
  POM203783  Phacelia heterophylla subsp. virgata J. T. Howell 1934-6-11 11911 Modoc Parker Creek, Warner Mts. 1585 Comment
  RSA83303  Phacelia heterophylla subsp. virgata Verne Grant, Alva Grant 1947-7-13 8016 Modoc Fandango Pass, Warner Mountains. Comment
  SJSU11215  Phacelia heterophylla subsp. virgata R. L. Fisher 1958-6-13 Modoc near Adin Pass on Canby-Adin Rd c. 6 mi S of Canby 1524 Comment
  UC1051772  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-19 311 Modoc slopes above Cedarville Pass (ne of Alturas on road to Cedarville); Warner Mountains 2011 Comment
  UC748436  Phacelia heterophylla subsp. virgata Annie M. Alexander and Louise Kellogg 1946-6-10 4721 Modoc lava bench between Lower Lake and Snake Lake (slope facing Lower Lake) Comment
  HSC13711  Phacelia humilis M. T. Milligan 1966-7-3 528 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  JEPS4038  Phacelia humilis Frances D. Payne 1929-7-26 119 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  UC702951  Phacelia humilis Alice Eastwood and John Thomas Howell 1940-6-13 8185 Modoc w side Cedar Pass Comment
  JEPS79140  Phacelia humilis L. R. Heckard with R. Bacigalupi 1980-6-11 5242 Modoc about 10 mi ne Alturas; Cedar Pass Campground (US Forest Service) 1889 Comment
  UC1234580  Phacelia humilis Peter H. Raven 1962-5-29 17890 Modoc 0.8 mi mi w Cedar Pass; Warner Mountains 1859 Comment
  UC133064  Phacelia humilis Mrs. R. M. Austin June 1884 Modoc mts. e Goose Lake Val. Comment
  CAS-BOT-BC179975  Phacelia humilis var. humilis Francis Dorris Payne 1932-6-26 613 Modoc Ridge N of Parker Creek. 1828 Comment
  CAS-BOT-BC179983  Phacelia humilis var. humilis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10542 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC179987  Phacelia humilis var. humilis D. E. (Mrs. A. A. Beetle) Beetle 1941-6-29 65 Modoc Road to Cedarville, at pass. 2118 Comment
  CAS-BOT-BC179992  Phacelia humilis var. humilis Bruce Bartholomew; Barrett Anderson 1988-7-22 4478 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  POM260003  Phacelia humilis var. humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 miles NE of Alturas. 1616 Comment
  POM299083  Phacelia humilis var. humilis Alice Eastwood, J. T. Howell 1940-6-13 8185 Modoc West side of Cedar Pass. Comment
  RSA152604  Phacelia humilis var. humilis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16406 Modoc Cedar Pass Campground, three miles east of Thoms Creek Bridge. Comment
  RSA502328  Phacelia inundata D. W. Taylor, G. Clifton, R. Palmer 1987-8-9 9271 Modoc Dry Lake; T44N R6E S5 1341 Comment
  NY1055158  Phacelia ivesiana B. M. Bartholomew 1989-6-2 4815 Modoc Sand dunes at the southeast corner of Upper Alkali Lake, east side of Surprise Valley 1400 Comment
  CHSC31502  Phacelia linearis NEH Prouty 1980-6-7 182 Modoc Modoc Nat. Forest, Warner Mt. District. Along north side of Deep Creek Road. SW of Cedarville. Comment
  SD131873  Phacelia linearis Barbara Ertter 1988-6-18 7621 Modoc Highway 139, ca. 50 airmiles southwest of Klamath Falls, a few miles north of Agricd. Inspection Station, 1.0 mile south of S. jct. to Lava Beds National Monument east of Tonesta. 1310 Comment
  UC24432  Phacelia linearis Milo S. Baker 1894-6-13 Modoc near Egg Lake Comment
  UC133081  Phacelia linearis Mrs. R. M. Austin Aug. 1887 Modoc Hills Comment
  UC748443  Phacelia linearis Annie M. Alexander and Louise Kellogg 1946-6-18 4796 Modoc meadow Patterson Mill-Silver Creek roads 1828 Comment
  CAS-BOT-BC179941  Phacelia mutabilis Lawrence Ray Heckard 1952-6-19 312 A Modoc Just below summit of Fandango Pass. 1828 Comment
  SEINET5506815  Phacelia purpusii M. J. Williams 1968-6-1 s.n. Modoc Warner Mountains, Cedar Pass 1920 Comment
  CAS-BOT-BC179931  Phacelia ramosissima var. eremophila Bruce Bartholomew; Barrett Anderson 1990-7-20 5486 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  UC748113  Phacelia sericea var. ciliosa Annie M. Alexander and Louise Kellogg 1946-7-29 5090 Modoc head of creek Warner Mountains, Eagle Creek (at base of cliff below divide) Comment
  CAS-BOT-BC179924  Phacelia tetramera Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6463 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  NY1056750  Phacelia tetramera B. M. Bartholomew 1995-5-13 6903 Modoc East of Eagleville near Eagleville Airport, south end of Surprize Valley 1390 Comment
  CAS-BOT-BC179913  Phacelia thermalis Amos Arthur Heller 1941-6-26 16220 Modoc 3 mi. W of Canby on Hwy 299. Comment
  CAS-BOT-BC179917  Phacelia thermalis Alice Eastwood; John Thomas Howell 1940-6-15 8287 Modoc 9 mi. N of Lookout. Comment
  UC56441  Phacelia thermalis Milo S. Baker 1899-8-18 Modoc Little Hot Spring Valley; ; Little Hot Spring Valley, Modoc Co. Comment
  RSA502344  Phacelia thermalis D. W. Taylor, R. A. Price 1988-6-4 9761 Modoc Tule Lake Basin; Dobie Flat, ca. 2.6 miles south 10 degrees east of Casuse Mountain. 1280 Comment
  UCD88512  Phalaris arundinacea G. F. Hrusa; T. D. Wilfred 1996-7-21 13322 Modoc Adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mountain. N end of Big Valley. 1500 Comment
  CAS-BOT-BC247593  Phleum pratense Herbert Louis Mason 1947-7-10 13358 Modoc 0.25 mi. W of Doris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC247597  Phleum pratense Bruce Bartholomew; Barrett Anderson 1988-7-22 4477 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC197944  Phlox diffusa C. L. Hitchcock 1940-5-28 6730 Modoc Near Surprise, 15 mi. N of Alturas. Comment
  CAS-BOT-BC197953  Phlox diffusa E. S. Willits 1940-4-16 175 Modoc Sugar Hill. Comment
  CAS-BOT-BC197957  Phlox diffusa Bruce Bartholomew 1991-5-25 5743 Modoc McGinty Point, SW side of Goose Lake. 1470 Comment
  JEPS15472  Phlox diffusa Joseph and Hilda W. Grinnell 1938-6-16 1109 a Modoc summit of Cedar Pass Warner Mountains, Cedar Pass 1935 Comment
  UC449711  Phlox diffusa Mrs. R. M. Austin 125 Modoc New Pine Creek Comment
  UCSB17308  Phlox diffusa J. Haller 1961-6-25 1865 Modoc CA 3 MI S OF PATTERSON RANGER STATION (EAGLEVILLE-LIKELY RD; CA 0.5 MI W OF CREST OF WARNER MOUNTAINS) 2285 Comment
  CAS-BOT-BC197934  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1989-4-27 4639 Modoc Ryan Canyon, 6.0 km NW of Adin on road to Dutch Flat. 1370 Comment
  CAS-BOT-BC197921  Phlox douglasii subsp. rigida John H. Hatton 1911-6-12 43 Modoc Modoc County. 1463 Comment
  CAS-BOT-BC197939  Phlox douglasii subsp. rigida R. M. Austin 1894-5-1 Modoc Goose Lake. Comment
  RSA152694  Phlox douglasii subsp. rigida I. L. Wiggins, Dorothy Wiggins 1961-6-12 16392 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  UC106841  Phlox gracilis Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  UC748422  Phlox gracilis Annie M. Alexander and Louise Kellogg 1946-6-12 4729 Modoc Fort Bidwell 1444 Comment
  UC879774  Phlox gracilis C. L. Hitchcock 1940-5-27 6685 Modoc 15 mi ne Alturas 1615 Comment
  RSA469949  Phlox longifolia subsp. brevifolia J. P. Smith, J. O. Sawyer 1972-5-6 5269 Modoc Along State Route 299; 4 miles west of Modoc Co. Road 58 east of Alturas. 1494 Comment
  CAS-BOT-BC197881  Phlox speciosa F. Angwin 1946-5-3 s.n. Modoc Big Valley. 1280 Comment
  CAS-BOT-BC197860  Phlox stansburyi Alice Eastwood; John Thomas Howell 1940-6-14 8201 Modoc Near Kelly Hot Spring. Comment
  CAS-BOT-BC197874  Phlox stansburyi Bruce Bartholomew; Barrett Anderson 1988-5-14 4189 A Modoc 7 km S of turn off to Crowder Flats along West Side Road, W side of Goose Lake. 1410 Comment
  CAS-BOT-BC374925  Phoenicaulis cheiranthoides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16432 Modoc Near summit of Cedar Pass. 1920 Comment
  CAS-BOT-BC58313  Phoenicaulis cheiranthoides M. Vasey 1990-6-28 9014 Modoc Trail to summit above N Emerson Lake. 2651 Comment
  CAS-BOT-BC58314  Phoenicaulis cheiranthoides Bruce Bartholomew; Mona Bourell 1990-4-27 5173 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC58578  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1937-5-13 11088 Modoc Lava Beds Nationa Monument, Gillam Bluff. Comment
  HSC6881  Phoenicaulis cheiranthoides M. T. Milligan 1966-5-4 620 Modoc Plateau W of Jess Valley 1829 Comment
  JEPS54275  Phoenicaulis cheiranthoides L. S. Smith 1917-6-2 784 Modoc Warner Mountains, Jess Valley Jess Valley; Warner Mountains, Jess Valley 1371 Comment
  RSA520467  Phoenicaulis cheiranthoides K. Paulson, R. Paulson 1989-5-8 106 Modoc Howard s Gulch. Along Hwy 139. 1372 Comment
  UC402638  Phoenicaulis cheiranthoides Mrs. M. H. Manning 1907-4-29 Modoc Twelve Mile Creek, north-east Modoc County Twelve Mile Creek Comment
  UC71679  Phoenicaulis cheiranthoides Mrs. M. H. Manning 1903-4-12 63 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  UCD116138  Phoenicaulis cheiranthoides Alan A. Beetle 1941-6-29 2831 Modoc Near summit of Cedarville Pass. 2118 Comment
  UC1078863  Phoradendron densum Job Kuijt 1957-5-23 1372 Modoc 14 mi. e. Adin (Hwy. 299) 1463 Comment
  SACT001764  Phragmites communis Herbert Mason 1947-8-11 Modoc Lassen County line. Comment
  UCR129385  Pilularia americana L. C. Wheeler 1935-9-17 3990 Modoc Everly Reservoir, Devil's Garden 1524 Comment
  UCR34664  Pinus albicaulis J. A. Harpel 1981-8-6 V 46 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC78284  Pinus attenuata M. B. Kildale 1926-9-11 2773 Modoc between Alturas + the Oregon line 1371 Comment
  CAS-BOT-BC30200  Pinus contorta subsp. murrayana Bruce Bartholomew 1990-8-5 5686 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2400 Comment
  POM120072  Pinus contorta var. murrayana Mrs. R. M. Austin 1895-08 267 Modoc Goose Lake Comment
  CAS-BOT-BC73166  Pinus jeffreyi Elmer I. Applegate 1932-8-2 8069 Modoc Mill Creek Meadows, west slope Warner Mountains. 2438 Comment
  CAS-BOT-BC73021  Pinus monticola Elmer I. Applegate 1932-7-9 7568 Modoc Northwest slope of Bidwell Mountain, Warner Mountains. 2560 Comment
  NY61944  Pinus monticola F. M. Ownbey 1940-7-1 2153 Modoc 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
  POM267224  Pinus monticola Marion Ownbey, Fred G. Meyer 1940-7-1 2153 Modoc Near summit of Clear Peak, Warner Mountains. Comment
  SEINET191397  Pinus monticola M. Ownbey, FG Meyer 1940-7-1 2153 Modoc Near summit of Clear Peak Warner Mountains Comment
  SJSU9617  Plagiobothrys bracteatus W. Savage 1979-7-6 1425 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC109643  Plagiobothrys cusickii Lowell Ahart; John Dittes 2012-7-11 18332 Modoc Vernal pool like areas on the bottom of a gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS118249  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2011-6-22 17540 Modoc On the west side of the road, about 50 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  UC24565  Plagiobothrys mollis Milo S. Baker 1893-6-25 Modoc shore Egg Lake; Shore Egg Lake Comment
  CHSC85097  Plagiobothrys mollis var. mollis John Dittes; Josephine Guardino 1991-7-21 414 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  SD130521  Plagiobothrys mollis var. mollis B. Bartholomew, B. Anderson 1988-7-21 4421 Modoc South end of Whitehorse Flat Reservoir. 1340 Comment
  UC24562  Plagiobothrys reticulatus M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  GMDRC7868  Plagiobothrys salsus Ron Kelley 2006-6-27 Modoc Surprise Valley: east of Warner Mountains, near Cedarville 1363 Comment
  CAS-BOT-BC58731  Plagiobothrys scouleri Margaret J. Williams 1984-6-30 84- 80 -4 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 Comment
  CAS-BOT-BC58738  Plagiobothrys scouleri John Thomas Howell 1934-6-12 12034 Modoc Plum Valley, Warner Mountains Comment
  CAS-BOT-BC58748  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13415 Modoc Pit River Valley, S of Alturas. Comment
  SD130520  Plagiobothrys stipitatus var. micranthus B. Bartholomew, B. Anderson 1988-6-23 4250 Modoc 4.2 km northwest of Day. 1020 Comment
  CAS-BOT-BC58770  Plagiobothrys tenellus James D. Jokerst 1983-5-31 1806 Modoc Near Signal Butte. 1340 Comment
  CHSC67090  Plagiobothrys tenellus James D. Jokerst 1987-5-12 2853 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  HSC16837  Plantago lanceolata M. T. Milligan 1965-6-23 300 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC242212  Platanthera dilatata var. leucostachys Barrett Anderson 1986-7-10 3200 Modoc Field redacted by CAS, contact the data manager for more information 1935 Comment
  RSA504847  Platanthera leucostachys Bruce Bartholomew, B. Anderson 1988-7-21 4445 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  UC429329  Platanthera leucostachys M. F. Gilman 652 Modoc 1676 Comment
  UC673581  Platanthera leucostachys F. H. Frost 1925-7-12 57 Modoc Stowe's Meadow, halfway up Cedar Canyon Warner Mts., Cedar Canyon Comment
  JEPS64453  Platanthera stricta Leland S. Smith 1918-6-22 943 Modoc n-nw slope along creek Modoc Forest, High Grade District, Pine Creek 1828 Comment
  POM107743  Platanthera stricta Mrs. R. M. Austin 1895-07 s.n. Modoc Davis Creek Comment
  UC1586959  Plectritis Juha Pykala and D. H. Norris 1987-5-27 1009 Modoc Modoc National Forest, Lower Rush Creek Campground Lower Rush Creek Campground; Modoc National Forest, Lower Rush Creek Campground 1430 Comment
  CAS-BOT-BC245399  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1988-5-14 4203 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC245401  Plectritis macrocera F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 miles NW of Adin. 1280 Comment
  CHSC117884  Plectritis macrocera L. P. Janeway 2016-5-16 11984 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09 1573 Comment
  HSC21683  Plectritis macrocera M. T. Milligan 1964-6-20 52 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  RSA101374  Plectritis macrocera subsp. grayi R. Weatherby 1955-7-8 1640 Modoc 3 mi. north of Ft. Bidwell, northern Warner Mts. 1555 Comment
  RSA433740  Plectritis macrocera subsp. grayi Christopher Davidson 1975-6-4 2597 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  RSA59874  Plectritis macrocera subsp. grayi E. K. Balls 1950-5-10 14605 Modoc Menlo Baths, west shore Lower Lake. 1448 Comment
  SEINET190958 Image available Poa annua A. A. Beetle 1941-6-29 2832 Modoc Near summit Cedarville Pass 2118 Comment
  UC1024974  Poa annua Leo Whitney 1935-7-6 3428 Modoc Crank Springs Comment
  UC450472  Poa bulbosa M. V. Maxwell June 1930 Modoc Adin Comment
Read comments
May 19 2009
  UCD90862  Poa compressa August L. Hormay 1932-8-3 s.n. Modoc Modoc National Forest. Buck Creek Ranger Station. Front lawn. Comment
  CAS-BOT-BC247582  Poa cusickii Leland S. Smith 1922-7-7 1258 Modoc High Grade hill. 2133 Comment
  CAS-BOT-BC247622  Poa leptocoma Elmer Ivan Applegate 1932-8-2 8084 Modoc Mill Creek Meadows, Warner Mts. Comment
  CDA2368  Poa pratensis T. C. Fuller 1958-7-8 2016 Modoc Davis Creek. 0 Comment
  HSC10754  Poa pratensis M. T. Milligan 1965-6-23 284 Modoc N end Jess Valley 1616 Comment
  SBBG672  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 mi E of Alturas, rd to Cedarville Pass 1371 Comment
  SJSU2088  Poa pratensis subsp. pratensis J. W. Tilden 1958-6-26 1274 Modoc W side of Cedar Pass between Alturas & Cedarville, Warner Mts 1828 Comment
  POM260300  Poa secunda C. L. Hitchcock 1940-5-27 6660 Modoc 9 miles northeast of Alturas. 1402 Comment
  RSA273306  Poa secunda J. P. Smith, J. O. Sawyer 1972-5-6 5249 Modoc Road 86 just east of Adin 1098 Comment
  UCD90460  Poa secunda L. Whitney 1935-5-19 s.n. Modoc Near Hackamore. Comment
  UCD90461  Poa secunda E. Wilson 1935-5-14 s.n. Modoc E side of Cedar Pass. Comment
  SEINET10522718  Poa secunda Billy Joe Cox, Paul Gallian 1971-6-3 Cox 2610 Modoc 6 mi N of Alturas on US Hwy 395, W facing slope, in middle of grassland pasture, edging into Artemesia which adjoins Juniper woodland. Lupinus sp. in very dense populations on every slope for over a mi N, more or less a valley side in decomposing basalt with lighter soil above. 1341 Comment
  SEINET8077608 Image available Poa secunda Alan A. Beetle 1941-1 2827 Modoc Near summit of Cedarville Pass 2119 Comment
  CAS-BOT-BC247601  Poa secunda subsp. secunda Bruce Bartholomew; Barrett Anderson 1989-4-28 4658 Modoc 9 km N of State Highway 299 and ca 1.5 km SE Raker & Thomas Reservoir. 1500 Comment
  CHSC67417  Poa secunda subsp. secunda James D. Jokerst 1986-8-11 2758 Modoc Radar Site Survey S of Doublehead Mtn., S of road to Doublehead Mtn., in vernal pool. Comment
  CHSC69492  Poa secunda subsp. secunda James D. Jokerst 1987-5-13 2870 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  JEPS74053  Poa secunda subsp. secunda Frances D. Payne 1932-6-27 621 Modoc s and e Alturas (Parker Creek, Parker Meadow); Warner Mts 1584 Comment
  SJSU9552  Poa secunda subsp. secunda W. Savage 1979-7-3 1291 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD90789  Poa secunda subsp. secunda Beecher Crampton; Carl Rimbey 1954-7-6 2105 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  CAS-BOT-BC252516  Poa wheeleri Bruce Bartholomew 1990-6-16 5270 Modoc Rock outcrops between roadhead and Pine Creek Basin, W side of Warner Mountains. 2160 Comment
  CAS-BOT-BC252518  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5464 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  HSC65256  Poa wheeleri J. P. Smith, J. O. Sawyer 1973-8-8 7222 Modoc Near summit of Eagle Peak 2988 Comment
  HSC80842  Poa wheeleri G. M. Riegel 1979-7-23 585 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC179355  Pogogyne floribunda James D. Jokerst 1987-6-23 2932 Modoc W of Dirt Road ca. 1.3 mi. SE of Doublehead Lake and 2/3 mi. NW of Lone Pine Lake. Comment
  CAS-BOT-BC6504  Pogogyne floribunda James D. Jokerst 1990-7-31 3205 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake) 1371 Comment
  CHSC67516  Pogogyne floribunda J. D. Jokerst 1987-6-24 2938 Modoc Modoc National Forest, Devils Garden Ranger District. About 2 miles NE of Doublehead Mountain, 1.25 miles S of Clear Lake, along dirt road about 2 miles WSW of Red Lake. Comment
  SEINET4853913  Pogogyne floribunda Louis C. Wheeler 1935-8-25 76793 Modoc Modoc NF: Rim Rock Valley, Devil's Garden. 1524 Comment
  SEINET8379678  Pogogyne floribunda J. D. Jokerst 1990-7-31 3205 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake), about 1.5 miles southeast of Doublehead Mountain, north and adjacent to dirt road and 0.25 miles west of a north to south-oriented fenceline through the center of Section 13. 1372 Comment
  CAS-BOT-BC232871  Polemonium Ethel S. Willits 1940-5-6 223 Modoc Near Lassen Creek, Willow Ranch 1371 Comment
  CAS-BOT-BC197859  Polemonium micranthum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6474 Modoc 1.9 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1670 Comment
  CAS-BOT-BC197854  Polemonium occidentale Barrett Anderson 1986-7-10 3202 Modoc West Warner Rd at the North Fork of Pine Creek. 1935 Comment
  HSC17207  Polemonium occidentale subsp. occidentale M. T. Milligan 1966-7-5 554 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC231285  Polemonium pulcherrimum Alexander; Kellogg No date on label 5106 Modoc Eagle Rock Comment
  SEINET7073592  Polyctenium fremontii A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  CAS-BOT-BC58320  Polyctenium fremontii var. fremontii Leland S. Smith 1924-5-26 1 A Modoc South side of Egg Lake. 1371 Comment
  CAS-BOT-BC58451  Polyctenium fremontii var. fremontii F. Angwin 1946-4-21 Modoc Stone Coal Canyon, 12 mi. from Adin. 1280 Comment
  UC1192331  Polygonum amphibium var. emersum Verne Grant and Irving Schneider 1947-8-27 8326 Modoc Clear Lake; embayment on s end Comment
  RSA0049649  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor 2012-7-18 21280 Modoc Windmill Flat (tributary Juniper Creek, Pit River watershed, 11 miles S of Adin) 1706 Comment
  UC748282  Polygonum bistortoides Annie M. Alexander and Louise Kellogg 1946-7-18 5022 Modoc Benton Meadow Warner Mountains 2072 Comment
  RSA520457  Polygonum bistortoides K. Paulson, R. Paulson 1989-7-4 169 Modoc 1 miles S of Patterson Ranger Station, S end of Warner Mts. 2122 Comment
  CAS-BOT-BC218122  Polygonum douglasii Bruce Bartholomew 1991-8-5 6038 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC218130  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1988-7-21 4409 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC218140  Polygonum douglasii Alice Eastwood; John Thomas Howell 1914-6-14 8223 A Modoc 8 mi. NW of Canby. Comment
  UC1179039  Polygonum douglasii subsp. douglasii F. H. Frost 1925-7-24 106 Modoc Jess Valley Warner Mts. Comment
  CAS-BOT-BC27103  Polygonum esotericum Louis Cutter Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devils Garden. Modoc National Forest 1524 Comment
  NY323762  Polygonum esotericum L. C. Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devil's Garden; (Mt. Diablo Mer.) 1524.0 Comment
  RSA518941  Polygonum polygaloides Bruce Bartholomew, B. Anderson 1988-6-23 4244 Modoc 4.2 kim NW of Day. 1020 Comment
  JEPS86718  Polygonum polygaloides subsp. confertiflorum John Hale 1990-7-10 Modoc 16 mi wnw of Canby (adjacent to CA Highway 139, near concrete spillway of water project, w Modoc County) Comment
  POM260895  Polygonum polygaloides subsp. confertiflorum Alice Eastwood, John T. Howell 1940-6-14 8210 Modoc 8 miles NW of Canby Comment
  UCR124266  Polygonum polygaloides subsp. confertiflorum L. C. Wheeler 1973-8-22 s.n. Modoc Devils Garden; c. 1/4 mile southwest of Big Sage Reservoir 1497 Comment
  RSA638221  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 s.n. Modoc Devils Garden: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  CAS-BOT-BC218176  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8209 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC218178  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8228 B Modoc 8 mi. NW of Canby. Comment
  CHSC81396  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-18 1407 Modoc Ca. 13 mi nw of Canby, along n side of Hwy 139, ca. 300 ft e of Forest Service Rd 44N11. 1481 Comment
  UCD77942  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1397 Modoc Ca. 12 mi nw of Canby, along Hwy 139, 1.6 mi e of Forest Service Rd 44N11. 1490 Comment
  CAS-BOT-BC218194  Polygonum polygaloides subsp. polygaloides Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13327 Modoc About eastern outkirts of Lookout. Comment
  HSC81006  Polygonum sawatchense subsp. sawatchense G. M. Riegel 1979-8-11 638 Modoc S Warner Mtns. 2100 Comment
  CDA13459  Polygonum spergulariiforme G. F. Hrusa, T. D. Wilfred 1996-7-21 13306 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  CAS-BOT-BC252509  Polypogon monspeliensis Bruce Bartholomew 1989-8-10 5032 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  HSC10822  Polypogon monspeliensis M. T. Milligan 1964-8-21 229 Modoc South end of Dorris Resvr. Dam. Comment
  SACT002056  Polypogon monspeliensis Malcolm Nobs, Galen Smith 1949-7-20 Modoc Four mile west of Adin. Comment
  UC1024712  Polypogon monspeliensis Leo Whitney 1934-6-2 2131 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  CAS-BOT-BC225100  Populus tremuloides Elmer Ivan Applegate 1929-6-25 5902 Modoc Cottonwood Creek, east side of Goose Lake. Comment
  RSA611274  Populus tremuloides Louis C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place. Devil's Garden. 1524 Comment
  UC1134817  Populus trichocarpa R. C. Wilson 1933-7-16 64 Modoc Rush Creek; Modoc National Forest, Canby Quadrangle Comment
  SEINET10460821  Porterella carnosula Mason 1947-8-12 Mason 13502 -a Modoc Comment
  CAS-BOT-BC242248  Potamogeton epihydrus Louis Cutter Wheeler 1935-9-12 3976 Modoc Fletcher Creek, Devil's Garden. 1524 Comment
  CAS-BOT-BC242250  Potamogeton epihydrus Verne Grant; I. Schneider 1947-7-21 8127 Modoc North Fork of Pit River by bridge on Hwy 395, N of Alturas. Comment
  SJSU9377  Potamogeton epihydrus Wayne Savage 1979-8-23 Modoc Antelope, Fairchild Swamp Unit, Devils Garden Ranger District 1493 Comment
  UCD138231  Potamogeton foliosus Verne Grant; Irving Schneider 1947-7-29 8178 Modoc Fitzhugh Creek, near Payne Reservoir, south of Alturas. Comment
  UC1600949  Potamogeton foliosus var. foliosus Gordon H. True Jr. 1939-7-21 1008 Modoc Jack Swamp near Alturas; Jack Swamp Comment
  RSA252438  Potamogeton natans Robert F. Thorne, C. W. Tilforth 1969-9-5 39146 Modoc North of South Fork of Pit River above jct. with West Creek at Public Campground, ca. 6 mi. E of Likely. 1402 Comment
  UC429  Potamogeton natans Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  UC1751036  Potamogeton nodosus Annetta M. Carter 1946-8-18 1773 Modoc Canby Creek W of Canby. Comment
  UC1536815  Potamogeton pectinatus Gordon H. True Jr. 1939-6-6 1009 Modoc near Canby; Gooch Swamp Comment
  HSC17799  Potamogeton pusillus M. S. Baker 1899-8-24 Modoc Carmichaels Mill, Big Valley Comment
  UC1100033  Potamogeton pusillus var. pusillus Herbert L. Mason, Verne Grant 1947-7-11 13382 Modoc 1 mi e of Likely (on road from Likely to Jess Valley) Comment
  POM182450  Potamogeton richardsonii Milo S. Baker 1899-8-24 s.n. Modoc In Pit River at lookout. Comment
  CAS-BOT-BC242269  Potamogeton zosteriformis Herbert Louis Mason; Verne Grant 1947-7-12 13384 Modoc Jones Lane, off Hwy 395, several miles S of Alturas. Comment
  UCD138302  Potamogeton zosteriformis Verne Grant; Irving Schneider 1947-7-18 8054 Modoc 1.4 miles north of Bayley's bridge, south of Alturas. Comment
  UC1100090  Potamogeton zosteriformis Herbert L. Mason 1947-8-12 13515 Modoc near Alturas (s of Opahwash Butte); Pit River Comment
  RSA59545  Potentilla anserina E. K. Balls 1950-5-10 14595 Modoc West shore Middle Lake, near Cedarville. 1402 Comment
Read comments
Feb 22 2013
  CAS-BOT-BC214737  Potentilla biennis Bruce Bartholomew 1991-7-6 5981 Modoc W side of Egg Lake between the lava beds and Egg Lake. 1300 Comment
  JEPS123851  Potentilla biennis Lowell Ahart, John Dittes 2015-7-17 20403 Modoc Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. Adin USGS 7.5' Topographic Quadrangle. Comment
  JEPS124367  Potentilla biennis Lowell Ahart, John Dittes 2015-7-16 20373 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  RSA85818  Potentilla biennis F. W. Peirson 1926-6-25 6881 Modoc Small side canyon 1 mile east of summit of Warner Mountains, on Cedarville Road Comment
  CAS-BOT-BC214743  Potentilla breweri Leland S. Smith 1924-6-9 1389 Modoc Flat along edge of Lavas, Egg Lake. Comment
  CAS-BOT-BC214747  Potentilla breweri Francis Dorris Payne 1932-7-1 656 Modoc Pine Creek Basin, Warner Mts. Comment
  UC748057  Potentilla breweri Annie M. Alexander and Louise Kellogg 1946-8-3 5108 Modoc head of Eagle Creek Warner Mountains, Eagle Creek Comment
  JEPS47203  Potentilla fruticosa Frances D. Payne 1931-6-22 300 Modoc southeastern slopes Mt. Warren (Owl Creek, Warner Mountains); Warner Mountains, se slopes Mt. Warren, Owl Creek 2133 Comment
  CAS-BOT-BC214779  Potentilla gracilis John Thomas Howell 1934-6-12 12029 Modoc Plum Valley, Warner Mts. Comment
  SJSU9639  Potentilla gracilis W. Savage 1979-7-6 1394 Modoc Triangle, Antelope Plains Unit,Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC214781  Potentilla gracilis Leland S. Smith 1918-6-14 937 Modoc Willow Creek and Lassen Creek. 1828 Comment
  HSC18745  Potentilla gracilis var. fastigiata M. T. Milligan 1964-7-1 102 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  JEPS47213  Potentilla gracilis var. fastigiata Frances D. Payne 1931-6-17 182 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC1191495  Potentilla gracilis var. fastigiata Verne Grant, Irving Schneider 1947-7-19 8073 Modoc Williams Ranch: along Southern Pacific right-of-way near East Canal, in Pit Valley south Alturas. Comment
  JEPS44229  Potentilla gracilis var. flabelliformis W. L. Jepson 1918-8-14 7984 Modoc Jess Valley 1584 Comment
  UC73029  Potentilla gracilis var. flabelliformis Milo S. Baker Aug, 1890 519 Modoc Forestdale Comment
  UC12707  Potentilla gracilis var. flabelliformis Milo S. Baker 1893-7-2 Modoc Comment
  SEINET195486  Potentilla millefolia Annie M. Alexander, Louise Kellogg 1946-6-18 4799 Modoc Meadow, Silver Creek branch of Patterson Mill road 1829 Comment
  CAS-BOT-BC214798  Potentilla newberryi John Thomas Howell 1934-7-2 12356 Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  CDA13450  Potentilla norvegica G. F. Hrusa, T. D. Wilfred 1996-7-21 13297 Modoc Modoc Plateau; About the Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC117253  Potentilla rivalis Lowell Ahart; John Dittes 2016-7-14 21196 Modoc West of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1540172  Potentilla rivalis Dean W. Taylor 1987-8-9 9283 Modoc Northeastern California 1371 Comment
  POM88418  Prunus subcordata R. M. Austin 1895-1 41 Modoc Goose Lake (Ross Canyon). Comment
  RSA59972  Prunus subcordata E. K. Balls 1950-5-13 14679 Modoc W of Goose lake. 1/2 mile S of Oregon-California state line. 1463 Comment
  SD46571  Prunus subcordata Robert J. Weatherby 1955-7-8 1630 Modoc 6 miles north of Ft. Bidwell, Warner Mts. 1646 Comment
  CAS-BOT-BC214812  Prunus subcordata R. M. Austin 1898-6-1 2343 Modoc Modoc County. Comment
  CAS-BOT-BC225015  Prunus virginiana var. demissa Roxana Stinchfield Ferris; R. Duthie 1919-6-14 129 Modoc Parker Creek below Modoc Nat. Forest Boundary. Comment
  HSC65595  Prunus virginiana var. demissa Thomas Wood 1979-8-9 229 Modoc Dirt Road along Bidwell Creek, 2.8 mi. NW of junction with Co. Hwy. 2 N of Fort Bidwell 1509 Comment
  SJSU9683  Prunus virginiana var. demissa W. Savage 1979-7-26 1573 Modoc Long Meadow Unit, Devils Garden Ranger District, Modoc National Forest 1584 Comment
  UC1191504  Prunus virginiana var. demissa Verne Grant, Irving Schneider 1947-7-22 8159 Modoc 1 mi nw of Highway 395 (on dirt road leading to s end of Goose Lake, at headwaters of North Fork Pit River); North Fork Pit River Comment
  UC748476  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1946-6-9 4706 Modoc Mouth of Eagle Creek Canyon, Warner Mountains Eagle Creek Canyon; Warner Mountains, Eagle Creek Canyon Comment
  UC73069  Prunus virginiana var. demissa Milo S. Baker 1890-1 Modoc near Hayden's Hill (Big Valley); Big Valley Comment
  UCD32717  Pseudoroegneria spicata Beecher Crampton 1954-7-7 2149 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1615 Comment
  UCD91519  Pseudoroegneria spicata L. Whitney; E. Wilson 1934-6-6 s.n. Modoc Modoc National Forest. 1219 Comment
  UCD91522  Pseudoroegneria spicata L. D. Whitney 1935-8-3 s.n. Modoc Lava Mountain side -- near Buck Creek -- North Warner Mountains. Comment
  RSA152427  Pseudostellaria jamesiana I. L. Wiggins 1961-6-13 16455 Modoc Near summit of Fandango Pass, Warner Mts. Comment
  CAS-BOT-BC50381  Psilocarphus brevissimus var. brevissimus Louis Cutter Wheeler 1935-8-25 3920 Modoc Rim Rock Valley, Devil's Garden. 1524 Comment
  JEPS114689  Psilocarphus brevissimus var. brevissimus Lowell Ahart, John Dittes 2008-6-21 14986 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  CAS-BOT-BC50388  Psilocarphus oregonus John Thomas Howell 1932-6-12 12032 Modoc Plum Valley. Comment
  CAS-BOT-BC95683  Pterospora andromedea Bruce Bartholomew; Barrett Anderson 1988-7-21 4436 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  HSC1961  Pterospora andromedea M. T. Milligan 1966-7-25 571 Modoc Slopes and ridges E of Jess Valley. 1738 Comment
  UC21685  Pterospora andromedea Milo S. Baker 1893-6 Modoc Comment
  UCD32718  Puccinellia Beecher Crampton 1954-7-7 2155 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UCD92335  Puccinellia Beecher Crampton 1954-7-6 2083 -C Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  JEPS124303  Puccinellia lemmonii Lowell Ahart, John Dittes 2015-7-15 20345 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UCD91885  Puccinellia lemmonii Beecher Crampton 1954-7-8 2189 Modoc Modoc County, 1.5 miles west of Altura, extension of 4th Street. Comment
  UCD91888  Puccinellia lemmonii Beecher Crampton 1954-7-8 2194 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UCR136425  Puccinellia lemmonii Beecher Crampton 1954-7-6 2084 Modoc Modoc Plateau, 4 miles north of Likely along US Highwy 395 1402 Comment
  UCD93374  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2197 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  SEINET10542464  Purshia tridentata David B. Dunn, Paul Gallian 1971-6-2 Dunn 17772 Modoc 9 miles sw of canby on hwy 299, in decomposed granite; in artemesia, very moist Season of year with melting patches of snow. Pinus ponderosa-juniper assoc. 30-40 Degrees slope 1463 Comment
  CAS-BOT-BC218231  Purshia tridentata var. tridentata A. D. Borden 1911-8-9 Modoc S slope of Shields Creek. Comment
  CAS-BOT-BC218241  Purshia tridentata var. tridentata John H. Hatton 1911-6-10 20 Modoc Modoc County. 1524 Comment
  HSC80765  Pyrola dentata G. M. Riegel 1980-8-12 1039 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC95684  Pyrola minor Bruce Bartholomew; Barrett Anderson 1988-7-23 4574 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC95697  Pyrola picta Annie Montague Alexander; L. Kellogg 1946-8-8 5121 Modoc Deep Creek Canyon. Comment
  CAS-BOT-BC50392  Pyrrocoma carthamoides var. cusickii Bruce Bartholomew; Barrett Anderson 1988-6-25 4387 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  JEPS85653  Pyrrocoma carthamoides var. cusickii L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1974-7-24 6768 Modoc 3.5 mi n Cedar Pass (along forest service road); Warner Mts. 2042 Comment
  UC405388  Quercus kelloggii Franklin P. Nutting Aug 1920 Modoc near Forestdale; Big Valley Mts. Comment
  HSC67928  Raillardella argentea J. P. Smith, J. O. Sawyer 1973-8-8 7234 Modoc Near summit of Eagle Peak 2988 Comment
  UC190589  Raillardella argentea M. F. Gilman 640 Modoc Comment
  CAS-BOT-BC379404  Ranunculus alismifolius John Thomas Howell 1934-7-14 12111 Modoc Warner Mountains, near Lost Lake 2438 Comment
  POM269535  Ranunculus alismifolius var. hartwegii Louis C. Wheeler 1935-8-4 3774 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  POM275137  Ranunculus alismifolius var. hartwegii A. M. Alexander 1946-6-8 4696 Modoc Road from Eagleville to Patterson Mill. 2287 Comment
  CHSC117806  Ranunculus alismifolius var. lemmonii L. P. Janeway 2016-5-18 12066 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  JEPS55043  Ranunculus andersonii Leland S. Smith c. 1918 795 1/2 Modoc Jess Valley Comment
  CAS-BOT-BC217261  Ranunculus aquatilis K. Paulson; Robert Paulson 1990-7-21 215 Modoc Patterson Meadow, Warner Mts. Comment
  CAS-BOT-BC379161  Ranunculus aquatilis var. aquatilis Clare R. Wheeler; Gladys L. Smith 1981-6-24 2570 Modoc Mendocino National Forest, Lily Pad Lake, 1 mi below and SE of Mount Sanhedrin Lookout 1646 Comment
  JEPS60659  Ranunculus aquatilis var. capillaceus Frances D. Payne 1929-7-26 124 Modoc 2 mi sw Warren Mt. (se Modoc Co., pond outlet); Pine Creek Basin 2133 Comment
  UC1101364  Ranunculus aquatilis var. capillaceus Herbert L. Mason and Verne Grant 1947-7-11 13370 Modoc irrigation ditch by Jones' Lane (off Hwy 395, s of Alturas) Comment
  CAS-BOT-BC217272  Ranunculus aquatilis var. diffusus C. L. Hitchcock 1940-5-28 6721 Modoc 15 mi. N of Alturas (near Surprise). 1402 Comment
  HSC18118  Ranunculus aquatilis var. diffusus M. T. Milligan 1966-6-30 513 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  RSA0005406  Ranunculus austinae R. M. Austin 1894-1 s.n. Modoc Crevices, high bluff of lava rock east of Willow Creek Valley. Comment
  SEINET12087540  Ranunculus austinae R. M. Austin 1894-1 s.n. Modoc E of Willow Creek Comment
  CAS-BOT-BC378944  Ranunculus californicus var. californicus Parkison 1916-6-21 24 Modoc Lassen Forest, meadow at Patterson Camp 1707 Comment
  CAS-BOT-BC217226  Ranunculus cymbalaria Elmer Ivan Applegate 1897-6-1 870 Modoc Black Canyon above Canby. Comment
  CAS-BOT-BC217228  Ranunculus cymbalaria Louis Cutter Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts. 1554 Comment
  PASA2638  Ranunculus cymbalaria Frank W. Peirson 1926-6-26 6906 Modoc Road from Alturas to Canby Comment
  POM269960  Ranunculus cymbalaria var. saximontanus W. T. Frost 1925-7-11 9 Modoc Cedar Canyon, 2 miles above Cedaville, Warner Mts, Modoc County Comment
  UC71852  Ranunculus cymbalaria var. saximontanus Mrs. M. H. Manning 1903-5 141 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  RSA604932  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1935-8-3 3769 Modoc Pine Creek, Warner Mts 1555 Comment
  SEINET3161109  Ranunculus glaberrimus E. K. Balls 1950-5-10 15968 Modoc Cedar Pass; on way from Alturas to Cedarville 1829 Comment
  SJSU5142  Ranunculus glaberrimus var. glaberrimus A. G. Gunderson 1970-3-28 Modoc near Likely, 20 mi S of Alturus 1524 Comment
  UC1126194  Ranunculus occidentalis R. C. Wilson 1933-5-21 22 Modoc Rush Creek Canby Quadrangle Comment
  UC75504  Ranunculus occidentalis Milo S. Baker 1896-5-20 Modoc Egg Lake Juniper Hill Comment
  UC480884  Ranunculus occidentalis W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt R. Warner Mountains, Alturas 1402 Comment
  RSA324240  Ranunculus occidentalis var. eisenii A. Tiehm 1984-6-30 8832 Modoc N edge of Lake Annie on the W side of Bidwell Mt, NE of Ft. Bidwell. 1530 Comment
  RSA59533  Ranunculus occidentalis var. eisenii E. K. Balls 1950-5-20 14807 Modoc 2.1 miles above S Fork Public Camp, aldong S Fork Pit River to Jess Valley 1463 Comment
  CAS-BOT-BC217181  Ranunculus occidentalis var. occidentalis John Thomas Howell 1934-7-1 12305 Modoc Duncan Horse Camp. 1355 Comment
  UC129841  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker Modoc Forestdale Comment
  JEPS55150  Ranunculus orthorhynchus var. orthorhynchus Milo S. Baker 1893-6-27 Modoc Comment
  CAS-BOT-BC217196  Ranunculus sceleratus var. multifidus Alice Eastwood; John Thomas Howell 1940-6-13 8184 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC217198  Ranunculus sceleratus var. multifidus R. M. Austin 1894-1-1 Modoc Fletcher Creek. Comment
  JEPS124360  Ranunculus sceleratus var. sceleratus Lowell Ahart, John Dittes 2015-7-16 20378 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC217154  Ranunculus testiculatus Bruce Bartholomew; Barrett Anderson 1989-4-29 4664 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  CHSC112369  Ranunculus testiculatus L. P. Janeway; B. Castro 2014-6-2 11293 Modoc Great Basin. Along Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  CAS-BOT-BC217159  Ranunculus uncinatus Francis Dorris Payne 1929-7-7 62 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CAS-BOT-BC217160  Ranunculus uncinatus Roxana Stinchfield Ferris; R. Duthie 1919-6-15 177 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  SEINET5338928  Ranunculus uncinatus var. uncinatus M. J. Williams 1984-6-30 84- 80 -8 Modoc Seepage area near a reservoir, 6.8 miles west of Cedarville-Gerlach road. 1981 Comment
  POM180605  Rhamnus californica J. T. Howell 1930-10-25 5698 Modoc Deep shade on bank of Arroyo Seco river, Santa Lucia Mts Comment
  RSA520498  Rhamnus rubra Bruce Bartholomew 1989-7-14 4969 Modoc E side of Lower Roberts Reservoir and 3km NNE of Lookout. 1300 Comment
  CAS-BOT-BC95679  Rhododendron columbianum Bruce Bartholomew 1995-7-31 7124 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  RSA520433  Ribes aureum Bruce Bartholomew, M. Bourell 1990-4-26 5163 Modoc Vicinity of Ostrom Point, N side of Pit River 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  CAS-BOT-BC225875  Ribes cereum Harry Dwight Dillon Ripley 1944-6-2 6036 Modoc Pine Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC225887  Ribes cereum Bruce Bartholomew 1990-6-15 5233 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  CAS-BOT-BC225892  Ribes cereum Bruce Bartholomew; Barrett Anderson 1988-5-14 4199 Modoc Pease Cabin, 0.8 km E of Fletcher Creek on USFS road 47N09 between Goose Lake and Crowder Flats. 1550 Comment
  NY455008  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 miles northeast of Alturas 1615.4 Comment
  RSA504591  Ribes cereum Bruce Bartholomew, B. Anderson 1988-6-24 4297 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  RSA520365  Ribes cereum Bruce Bartholomew, B. Anderson 1989-4-29 4685 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  UC466054  Ribes cereum B. C. Goldsmith 1910-1 Modoc Alturas Comment
  UC745479  Ribes cereum Annie M. Alexander and Louise Kellogg 1946-6-8 4693 Modoc road from Eagleville to Patterson Mill 2164 Comment
  CAS-BOT-BC225906  Ribes montigenum Annie Montague Alexander; L. Kellogg 1946-6-25 4822 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC225908  Ribes montigenum Annie Montague Alexander; L. Kellogg 1946-6-25 4822 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC225919  Ribes velutinum Bruce Bartholomew; Barrett Anderson 1989-4-27 4624 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  RSA0019692  Ribes velutinum E. K. Balls 1950-5-13 14666 Modoc Goose Lake, east shore near Willow Ranch. 1463 Comment
  CAS-BOT-BC225935  Ribes viscosissimum Annie Montague Alexander; L. Kellogg 1946-7-1 4894 Modoc One-half mile S of Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC225945  Ribes viscosissimum A. D. Borden 1911-6-15 Modoc Davis Creek. Comment
  NY455563  Ribes viscosissimum B. M. Bartholomew 1989-8-12 5119 Modoc South Fork of Pine Creek where it crosses West Warner Road, west side of Warner Mountains 1900 Comment
  CHSC109454  Ribes viscosissimum var. hallii B. Castro; L. P. Janeway 2012-7-24 1943 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 0.9 air mi east of Lily Lake and 1.1 air mi southwet of Dismal Swamp. 2250 Comment
  CAS-BOT-BC50326  Rigiopappus leptocladus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 32 Modoc Above Parker Creek. Comment
  UC90670  Rigiopappus leptocladus Mrs. R. M. Austin Modoc Lost River Canyon Comment
  JEPS53829  Rorippa W. L. Jepson 1918-8-12 7956 Modoc Jess Valley 1584 Comment
  CHSC67098  Rorippa columbiae James D. Jokerst 1987-6-26 2942 Modoc Fairchield Swamp. Comment
  CHSC74971  Rorippa columbiae Sheryl Gill 1996-9-3 Modoc At the Tule Lake National Wildlife Refuge--'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump. In fields. 1229 Comment
  RSA530126  Rorippa columbiae D. W. Taylor 1987-8-9 9280 Modoc Clear Lake Reservior, on shore 100 meters west of dam., [Should be T47N...] 1372 Comment
Read comments
Sep 24 2008
  CAS-BOT-BC58424  Rorippa curvisiliqua Clare Butterworth Hardham 1974-8-6 20175 Modoc Cedar Pass, Warner Mountains. 1938 Comment
  SEINET11261958  Rorippa curvisiliqua Margaret J. Williams 1984-6-30 54- 80 -3 Modoc Near a reservoir 6.8 mi W of Cedarville-Gerlach road.; 0 1981 Comment
  CHSC99116  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2008-6-21 15000 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CAS-BOT-BC497304  Rosa gymnocarpa B. Bartholomew 1989-7-14 4931 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds 1580 Comment
  JEPS119968  Rosa woodsii subsp. ultramontana Lowell Ahart, John Dittes 2012-7-10 18318 Modoc Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS114900  Rosa woodsii var. ultramontana Lowell Ahart, John Dittes 2008-8-26 15348 Modoc SE side of Rose Creek, 750 ft SW of confluence of Rose Creek and Pit River, on the NW side of unnamed road, 2660 ft E of intersection with County Road 85a, 9.3 mi (air) NE of Lookout 1276 Comment
  RSA0113966  Rosa woodsii var. ultramontana Lowell A. Ahart, John Dittes 2008-8-26 15348 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2,660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1277 Comment
  UC528028  Rosa woodsii var. ultramontana Elmer I. Applegate 1929-6-25 5904 Modoc e side of Goose Lake Willow Ranch (along stream) Comment
  UC71703  Rosa woodsii var. ultramontana Mrs. M. H. Manning 1903-10-4 49 Modoc Surprise Valley Comment
  HSC17581  Rumex acetosella M. T. Milligan 1964-6-6 7 Modoc N side of Dorris Reservoir along shore 1372 Comment
  HSC17608  Rumex californicus M. T. Milligan 1964-6-20 67 Modoc 4 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  CHSC85129  Rumex crispus John Dittes; Josephine Guardino 1991-6-1 355 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC433491  Rumex fueginus Herbert L. Mason; Verne Grant 1947-7-11 13362 Modoc On Highway 395, 5 miles south of Alturas. Comment
  UCR67035  Rumex maritimus George K. Helmkamp 1990-9-23 J- 13 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC211309  Rumex paucifolius Annie Montague Alexander; L. Kellogg 1946-7-11 4977 Modoc Mesa W of Eight Mile Creek, NE corner of county. Comment
  HSC81008  Rumex salicifolius G. M. Riegel 1978-8-11 668 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC211316  Rumex triangulivalvis John Thomas Howell 1934-6-15 12189 Modoc Alturas. Comment
  CAS-BOT-BC211318  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-12 8071 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC211320  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-15 8280 Modoc Near Happy Camp Ranger Station. Comment
  UC935723  Sagittaria cuneata Herbert L. Mason and Verne Grant 1947-7-11 13381 Modoc irrigation ditch on road from Likely to Jess Valley ca 1 mi e Likely; Irrigation ditch on road from Likely to Jess Valley Comment
  POM313044  Sagittaria latifolia H. L. Mason 1947-7-12 13413 Modoc Irrigation ditch near S end of road on west side of the Pit River Valley. Comment
  SEINET11763433  Sagittaria latifolia E. I. Applegate 1929-1 6094 Modoc Clear Lake Dam, Clear Lake Comment
  CAS-BOT-BC225113  Salix boothii Francis Dorris Payne 1932-7-21 728 a Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225117  Salix boothii Francis Dorris Payne 1932-7-21 729 Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.), Warner Mts., E of Alturas Comment
  UC482351  Salix boothii Frances D. Payne 1931-7-8 338 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC433176  Salix eastwoodiae Belknap C. Goldsmith 1911-5-21 25 Modoc e shore Goose Lake; Modoc Forest Comment
  UC5066  Salix eastwoodiae Mrs. R. M. Austin and Bruce June 1898 2339 Modoc Warner Mts. Comment
  CAS-BOT-BC225765  Salix exigua Elmer Ivan Applegate 1897-6-2 3030 Modoc Upper Pitt River valley S of Alturas. Comment
  HSC104031  Salix exigua L. Ahart, John Dittes 2008-8-25 15310 Modoc About 3.8 air mi. NNE of Lookout, ~ 1/8 mi. E of County Road 91, on the east bank (flood plain) of the Pit River 1273 Comment
  SJSU13880  Salix exigua N. A. Hopkins 1985-5-14 1278 Modoc outskirts of Cedarville, Warner Mts 1524 Comment
  UC71754  Salix exigua var. hindsiana Mrs. M. H. Manning 1903-4-23 78 Modoc near Fort Bidwell Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC229690  Salix lasiandra subsp. caudata E. K. Balls 1950-5-20 14794 Modoc South Fork public camp, South Fork of the Pit River, Likely to Clear Lake. 1432 Comment
  CAS-BOT-BC197556  Salix lasiandra var. lasiandra Elmer Ivan Applegate 1936-5-17 10305 Modoc Lava Beds National Monument. Gillams Camp, shore line of Tuyle Lake. Comment
  RSA0039532  Salix lasiolepis Lowell A. Ahart, John Dittes 2012-7-10 18316 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UC481842  Salix lasiolepis Frances D. Payne 1931-6-10 137 Modoc Warner Mts., Parker Creek 1560 Comment
  CAS-BOT-BC229666  Salix lemmonii A. D. Borden 1911-5-21 s.n. Modoc SE shore of Goose Lake. Comment
  CAS-BOT-BC229668  Salix lemmonii H. P. Bracelin 1934-6-14 823 Modoc On Patterson Mill Road, near crossroads to Silver Lake (Lost Lake), Warner Mts. 2133 Comment
  POM218962  Salix lemmonii Frances D. Payne 1931-7-7 332 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  RSA610751  Salix lemmonii Louis C. Wheeler 1935-8-3 3760 Modoc Warner Mountains: Pine Creek. 1738 Comment
  RSA612548  Salix lemmonii Louis C. Wheeler 1935-8-3 3770 Modoc Pine Creek, Warner Mts. 1555 Comment
  UC482350  Salix lemmonii Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 496 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  POM220491  Salix lucida H. P. Bracelin, Theodore Payne 1931-6-30 499 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  POM218952  Salix lucida subsp. lasiandra H. P. Bracelin, Frances D. Payne 1931-6-30 498 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  JEPS14859  Salix scouleriana Frances D. Payne 1931-6-10 138 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  POM229222  Salix scouleriana Louis C. Wheeler 1935-8-3 3759 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC55022  Salix scouleriana Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  CDA3201  Salsola tragus T. C. Fuller 1964-10-8 12698 Modoc Levee road across the south end of Goose Lake, ca. 5 miles west of Davis Creek. 0 Comment
  CAS-BOT-BC179250  Salvia aethiopis B. Bartholomew 1995-8-1 7137 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  UCR67036  Salvia aethiopis George K. Helmkamp 1990-9-23 H- 9 Modoc US Hwy 395, 13 mi north of Likely 1345 Comment
  CDA36801  Salvia aethiopis D. B. Joley 1976-6-23 2 Modoc Hwy 395, north of Alturas, 1 mile north of border station. 0 Comment
  CAS-BOT-BC179238  Salvia dorrii var. dorrii Lindsay Stuart Smith 1918-5-29 929 Modoc Soldier Creek. 1828 Comment
  UC585165  Salvia dorrii var. dorrii E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1819 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  JEPS87064  Salvia dorrii var. incana Dean Wm. Taylor with Glenn Clifton 1990-6-12 10893 Modoc near Battle of Dry Lake (site) (ca 0.5 mi nw along right-of-way of Pacific Gas Pipeline, Modoc Plateau); Modoc Plateau 1280 Comment
Read comments
Oct 8 2007
  CAS-BOT-BC184106  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-7 9408 Modoc Lava Beds National Monument. Indian Wells Ranger Station Comment
  CAS-BOT-BC95178  Sambucus melanocarpa Belknap C. Goldsmith 1910-7-20 13 Modoc Fandango Creek, W slope of Warner Mts. 1554 Comment
  JEPS12713  Sambucus mexicana F. H. Frost 1925-7-11 35 Modoc 2 mi above Cedarville; Cedar Canyon campsite Comment
  UC13056  Sanguisorba annua Milo S. Baker 1893-7-15 Modoc Adobe flat (? descriptive term and not a locality name) 1371 Comment
  CAS-BOT-BC15677  Sanicula graveolens Bruce Bartholomew; Barrett Anderson 1989-6-2 4840 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC15722  Sanicula graveolens Bruce Bartholomew; Barrett Anderson 1988-7-23 4559 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  JEPS1007  Sanicula graveolens M. S. Baker and Franklin P. Nutting 1894-6-15 Modoc Forestdale Comment
  CAS-BOT-BC95238  Saponaria officinalis Bruce Bartholomew 1989-8-12 5136 Modoc 4.2 km W of Likely on County Road 60. 1370 Comment
  CAS-BOT-BC95241  Saponaria officinalis Bruce Bartholomew 1989-8-10 5050 Modoc N side of Widow Valley, 10.1 km E of Day on County Road 94. Comment
  RSA520501  Saponaria officinalis Bruce Bartholomew 1989-8-10 5050 Modoc N side of Widow Valley, 10.1 km E of Day on County Road 94. Comment
  CAS-BOT-BC95563  Sarcobatus vermiculatus Belknap C. Goldsmith 1911-1-1 Modoc Buck Mt. Ranger Station, Fandango Valley. Comment
  CAS-BOT-BC95564  Sarcobatus vermiculatus E. S. Willits 1940-6-9 340 Modoc Cedarville. Comment
  OBI17180  Sarcobatus vermiculatus H. E. McMinn 1931-5-23 2459 Modoc Middle Lake Comment
  UC465482  Sarcobatus vermiculatus Belknap C. Goldsmith 1911-7-28 Modoc near Pitt R. Alturas; Modoc Forest Comment
  JEPS47636  Saxifraga oregana Mrs. M. H. Manning Modoc e side of Mount Bidwell ( Twelve Mile Creek, ne Modoc County); , Twelve Mile Creek Comment
  UCD126477  Schedonorus pratensis L. Whitney 1935-6-29 3360 -b Modoc Alturas. 1463 Comment
  RSA210790  Schoenoplectus pungens Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39072 Modoc South end of Goose Lake 1433 Comment
  UC1100835  Scirpus microcarpus Verne Grant and Irving Schneider 1947-7-22 8152 Modoc on dirt road leading to s end Goose Lake one mi nw Highway 395 (headwaters North Fork Pit River); , s end Goose Lake Comment
  UC1100887  Scirpus nevadensis Herbert L. Mason, Verne Grant 1947-7-12 13436 Modoc n Likely (Corporation Ranch Headquarters); , n of Likely Comment
  HSC80744  Scrophularia desertorum G. M. Riegel 1979-7-28 610 Modoc S Warner Mtns. 1739 Comment
  UCD124809  Scrophularia lanceolata Verne Grant; Irving Schneider 1947-7-20 8105 Modoc North fork of Pit River, Alturas. Comment
  CHSC14064  Scutellaria antirrhinoides K. R. Stern 1974-6-22 5821 Modoc W side of Egg Lake. 1295 Comment
  JEPS62884  Scutellaria nana Milo S. Baker 1893-6 Modoc near Forestdale Comment
  UC72055  Scutellaria nana Milo S. Baker 1893-1 Modoc n side of Egg Lake Comment
  RSA14138  Scutellaria nana Elmer I. Applegate 1897-6-2 890 Modoc Near Alturas. Comment
  UC25817  Scutellaria nana Milo S. Baker 1893-7-8 Modoc Comment
  HSC81211  Sedum lanceolatum G. M. Riegel 1980-8-12 1041 Modoc South Warner Mtns. 1739 Comment
  UC1601851  Sedum lanceolatum M. F. Gilman 513 Modoc Comment
  UC1567433  Sedum rosea subsp. integrifolium G. Schoolcraft 1989-7-16 1954 Modoc s side Patterson Lake (Warner Mtns.); , s side Patterson Lake 2834 Comment
  SD47967  Sedum stenopetalum subsp. stenopetalum Herbert L. Mason 1957-7-6 14719 a Modoc Mill Creek, Warner Mountains. Comment
  HSC81125  Senecio aronicoides G. M. Riegel 1980-6-25 769 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC50332  Senecio aronicoides John H. Hatton 1911-6-10 9 Modoc Modoc County. 1767 Comment
  SEINET195471  Senecio canus Annie M. Alexander, Louise Kellog 4784 Modoc On north side of Cedar Pass road 1768 Comment
  POM36762  Senecio eurycephalus Mrs. R. M. Austin 1895-07 560 Modoc Goose Lake Valley. Comment
  HSC67927  Senecio fremontii J. P. Smith, J. O. Sawyer 1973-8-8 7224 Modoc Near summit of Eagle Peak 2988 Comment
  HSC81127  Senecio fremontii G. M. Riegel 1979-9-6 750 Modoc South Warner Mtns. 1829 Comment
  HSC31112  Senecio hydrophilus R. F. Thorne, C. W. Tilforth 1969-9-5 39167 Modoc Modoc National Forest: Warner Mtns.; Clear Lake 1768 Comment
  SD64362  Senecio hydrophilus Darley F. Howe 1966-8-26 4307 Modoc West side of Lower Lake, 1.3 miles north of Lassen-Modoc County Line. 1340 Comment
  CAS-BOT-BC50260  Senecio integerrimus var. exaltatus Bruce Bartholomew 1993-6-14 6660 Modoc 8.7 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC50291  Senecio integerrimus var. exaltatus Mrs. H. C. Cantelow 1940-6-1 Modoc Summit of Cedar Pass, Warner Mtns. 1935 Comment
  CAS-BOT-BC50298  Senecio integerrimus var. exaltatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16412 Modoc Cedar Pass. 1921 Comment
  SEINET2443983  Senecio multilobatus Unknown 1955-6-25 4507 Modoc North slope of Jess Valley. 1585 Comment
  JEPS37280  Senecio serra var. serra F. H. Frost 1925-7-12 67 Modoc Stow's Meadow Warner Mountains, Cedar Canyon Comment
  RSA0012468  Senecio serra var. serra F. W. Peirson 1926-6-25 6882 Modoc 1 mile east of summit of Warner Mts. on Cedarville Road. Comment
  CAS-BOT-BC54277  Senecio triangularis Bruce Bartholomew; Barrett Anderson 1988-7-21 4434 Modoc Vicinity of Lower Rush Creek Campground ca. 1 km E of State Highway 299 between Adin and Canby. 1430 Comment
  CAS-BOT-BC95635  Shepherdia argentea Elmer Ivan Applegate 1932-7-6 8189 Modoc Between Eagleville and Cedarville, Surprise Valley. Comment
  RSA0011805  Shepherdia argentea W. P. Taylor, H. C. Bryant 1910-8-5 s.n. Modoc Warner Mountains, 5 mi. s. of Cedarville. 1433 Comment
  CAS-BOT-BC225039  Sibbaldia procumbens Annie Montague Alexander; L. Kellogg 1946-6-14 5069 Modoc Horse Mountain, Warner Mts. Comment
  HSC19737  Sibbaldia procumbens M. T. Milligan 1965-7-10 436 Modoc W slope of Eagle Peak. 2439 Comment
  RSA152436  Sidalcea I. L. Wiggins, Dorothy Wiggins 1961-6-13 16469 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  RSA95254  Sidalcea glaucescens F. W. Peirson 6867 Modoc West slope of Warner Mts. on Cedarville Rd Comment
  UCR131813  Sidalcea malviflora George Willet 1935-6-14 s.n. Modoc 6 mi east of Likely 1524 Comment
  JEPS86372  Sidalcea oregana Jack and Betty Guggolz 1988-6-30 970 Modoc gravelly flat near Old Canyon Mill Road; near Old Canyon Mill Road Comment
  CAS-BOT-BC179079  Sidalcea oregana subsp. oregana Belknap C. Goldsmith 1912-8-23 68 Modoc Near Alturas. 1341 Comment
  CAS-BOT-BC179081  Sidalcea oregana subsp. oregana John H. Hatton 1911-6-13 78 Modoc Modoc County. 1371 Comment
  CAS-BOT-BC179096  Sidalcea oregana subsp. oregana E. S. Willits 1940-5-17 259 Modoc Willow Ranch. Comment
  UC108917  Sidalcea oregana subsp. oregana Mrs. R. M. Austin Jul 1884 Modoc Goose Lake Valley Comment
  POM98592  Sidalcea oregana subsp. oregana F. W. Peirson 1926-6-25 6867 Modoc Cedarville Road, Warner Mts. Comment
  RSA0074175  Sidalcea oregana subsp. oregana Alice Eastwood, J. T. Howell 1940-6-12 8040 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC179054  Sidalcea oregana subsp. spicata Leland S. Smith 1922-7-13 1265 Modoc Crowder Flat Ranger Station Pasture. 1463 Comment
  JEPS67274  Sidalcea oregana subsp. spicata Frances D. Payne 1931-6-20 205 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, s and e of Alturas, Parker Creek 1584 Comment
  SEINET2442027  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc W side Hwy 139 just S of where it crosses railroad at jct to Clear lake, NE of Dry Lake E of Lava Beds Nat'l Monument.; 0 1250 Comment
  UC711864  Silene douglasii Roxana S. Ferris and Laura Lorraine 1941-8-14 10610 Modoc on road between Fort Bidwell and Pine Creek (summit of Fandango Pass, Warner Mountains); Modoc National Forest, Warner Mountains, Fandango Pass 1889 Comment
  JEPS50878  Silene douglasii Frances D. Payne 1933-8-6 775 Modoc 2 mi sw Warren Mt. (southwestern Modoc County); Pine Creek Basin, sw of Warren Mt. 2316 Comment
  SEINET11944331  Silene douglasii M. Ownbey, Meyer, F. G. 1940-1 2154 Modoc Cedar Peak, Warner Mts Comment
  CAS-BOT-BC95248  Silene douglasii var. douglasii Elmer Ivan Applegate 1932-8-1 7999 Modoc W slope of Warner Mts. S of Warren Peak. Comment
  RSA65696  Silene douglasii var. douglasii F. W. Peirson 1926-6-25 6898 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  HSC80713  Silene menziesii G. M. Riegel 1980-8-6 1001 Modoc South Warner Mountains 1670 Comment
  CAS-BOT-BC95260  Silene nuda Bruce Bartholomew; Barrett Anderson 1990-7-19 5396 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC245080  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1994-7-1 6771 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  HSC13935  Sisyrinchium idahoense var. idahoense M. T. Milligan 1965-7-11 445 Modoc N end of Jess Valley 1616 Comment
  JEPS62125  Smilacina racemosa Frances D. Payne 1929-6-24 23 Modoc above Fitzhugh Springs; Warner Mts., Pine Creek Comment
  UC1036064  Smilacina racemosa Annie M. Alexander and Louise Kellogg 1946-7-7 4945 Modoc Eight Mile Creek; ne corner Modoc Co. 1752 Comment
  UC119653  Smilacina stellata Mrs. R. M. Austin July 1884 57 Modoc Davis Creek Comment
  CAS-BOT-BC245430  Solanum physalifolium var. nitidibaccatum John Thomas Howell 1934-7-2 12365 Modoc W side of Clear Lake. Comment
  JEPS114782  Solanum triflorum Lowell Ahart, John Dittes 2008-8-25 15329 Modoc On the north bank of Ash Creek, Ash Creek State Wildlife Area, 4500 feet south of County Road 87, 2.7 miles (air) west of Adin, 9.1 miles (air) northeast of Bieber 1271 Comment
  UC1191778  Solanum triflorum Herbert L. Mason, Verne Grant 1947-7-10 13341 Modoc 2 mi e of Alturas (Dorris Reservoir); Dorris Reservoir Comment
  UCR57899  Solidago californica R. D. Goeden, Don W. Ricker 1989-8-23 33 Modoc Warner Mtns., Modoc National Forest, just west of Fandango Pass 1841 Comment
  CHSC70719  Solidago elongata A. Sanger 1997-7-9 2641 Modoc Willow Creek at junction toward Tri-tip Meadow. 1499 Comment
  JEPS5954  Solidago elongata Frances D. Payne 1933-8-5 768 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC54286  Solidago spectabilis Herbert Louis Mason 1947-8-9 13459 Modoc Ingalls Swamp, N of Big Sage Reservoir. Comment
  UCD94836  Sparganium emersum Herbert L. Mason; Verne Grant 1947-7-12 13433 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UCD94837  Sparganium emersum Verne Grant; Irving Schneider 1947-7-18 8057 Modoc South loop of eastside road in Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC15686  Sphenosciadium capitellatum Bruce Bartholomew 1995-7-31 7122 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  HSC80788  Sphenosciadium capitellatum G. M. Riegel 1980-8-13 1047 Modoc South Warner Mountains 2100 Comment
  HSC46164  Spiranthes romanzoffiana J. P. Smith, J. O. Sawyer 1973-8-9 7280 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
  CAS-BOT-BC242205  Spiranthes romanzoffiana Bruce Bartholomew; Barrett Anderson 1988-7-23 4569 Modoc Field redacted by CAS, contact the data manager for more information 2180 Comment
  CAS-BOT-BC179205  Stachys pilosa Alice Eastwood; John Thomas Howell 1940-6-12 8052 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC179212  Stachys pilosa Annie Montague Alexander; L. Kellogg 1946-7-12 4984 Modoc Twelve Mile Creek, NE corner of county. Comment
  HSC1957  Stachys rigida var. rigida M. T. Milligan 1966-6-30 500 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC95229  Stellaria longipes Annie Montague Alexander; L. Kellogg 1946-7-10 4959 Modoc Eight Mile Creek, NE corner of county. 1755 Comment
  POM312369  Stellaria longipes Verne Grant, Irving Schneider 1947-8-24 8252 Modoc Jess Valley, Warner Mts. Comment
  HSC80706  Stellaria longipes subsp. longipes G. M. Riegel 1980-8-8 1014 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC95291  Stellaria longipes var. longipes Bruce Bartholomew; Barrett Anderson 1988-7-22 4515 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CAS-BOT-BC95298  Stellaria longipes var. longipes Bruce Bartholomew 1991-10-13 6118 Modoc Stream just above Cave Lake, W side of Warner Mts. 1990 Comment
  RSA610789  Stellaria umbellata L. C. Wheeler 1935-8-1 3729 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC54253  Stenotus acaulis Leland S. Smith 1919-6-5 1119 Modoc Deep Creek, near station. 1584 Comment
  CAS-BOT-BC54254  Stenotus acaulis Bruce Bartholomew 1991-8-5 6068 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  CAS-BOT-BC54299  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 mi. NE of Alturas. 1615 Comment
  UC71687  Stenotus acaulis Mrs. M. H. Manning 1904-8-17 357 Modoc Mt. Bidwell Comment
  CAS-BOT-BC54265  Stephanomeria spinosa Annie Montague Alexander; L. Kellogg 1946-7-5 4910 Modoc Lava Cliff west Lower Lake. Comment
  RSA531364  Stephanomeria spinosa Bruce Bartholomew, B. Anderson 1990-7-21 5566 Modoc N Barber Creek, road to Surprise Valley to Patterson Ranger Station, E side of Warner Mtns. 1710 Comment
  UCR34680  Stipa nevadensis J. A. Harpel 1981-8-6 V 12 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  NY188820  Streptanthella longirostris B. M. Bartholomew 1993-5-10 6460 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  NY188821  Streptanthella longirostris B. M. Bartholomew 1991-5-24 5702 Modoc Surprise Valley, 6.6 km E of Eagleville. 1390 Comment
  HSC81068  Streptanthus cordatus G. M. Riegel 1980-8-14 1059 Modoc S Warner Mtns. 1739 Comment
  SEINET201563  Streptanthus cordatus A. Cronquist, AH Holmgren 1959-6-20 8525 Modoc Cedarville Pass Warner Mts between Cedarville & Alturas 1951 Comment
  CHSC109214  Streptanthus cordatus var. cordatus L. P. Janeway; B. Castro 2012-7-24 10968 Modoc Warner Mountains. Along Forest Road/County road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  CAS-BOT-BC95573  Suaeda calceoliformis Louis Cutter Wheeler 1935-9-4 3942 Modoc McGinty Point, Goose Lake. 1463 Comment
  CAS-BOT-BC180105  Swertia albicaulis var. albicaulis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16499 Modoc Junction of road to Tieneste with Hwy 139. Comment
  CAS-BOT-BC180095  Swertia albicaulis var. nitida Milo Samuel Baker 1894-6-13 Modoc Near Egg Lake. Comment
  CAS-BOT-BC95190  Symphoricarpos rotundifolius var. rotundifolius Roxana Stinchfield Ferris; R. Duthie 1919-6-15 90 Modoc Warner Mts., rocky hill above Parker Creek. 1828 Comment
  CAS-BOT-BC95203  Symphoricarpos rotundifolius var. rotundifolius Robert Patterson; Mona Bourell 1993-8-15 5251 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC416731  Symphoricarpos rotundifolius var. rotundifolius Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell (12 Mile Creek, ne Modoc County); 12 Mile Creek Comment
  UC71844  Symphyotrichum ascendens Mrs. M. H. Manning Sep 1 1902-Oct 1 1902 18 Modoc Ft. Bidwell Comment
  JEPS40835  Symphyotrichum bracteolatum L. S. Smith 1919-8-18 1134 Modoc Ash Valley Comment
  HSC5053  Symphyotrichum foliaceum M. S. Baker 1898-1 Modoc Forestdale Comment
  UC71699  Symphyotrichum foliaceum Mrs. M. H. Manning 1903-8-22 269 Modoc Warner Range Warner Range (ne Modoc County) Comment
  CAS-BOT-BC15225  Symphyotrichum foliaceum var. parryi Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10591 Modoc Three miles from Patterson Ranger Station on road to Eagleville, Warner Mountains Comment
  CAS-BOT-BC15160  Symphyotrichum frondosum Herbert Louis Mason 1947-8-11 13487 Modoc Reservoir, Kelley Hot Springs, on Alturas-Canby Hwy. Comment
  UC711869  Symphyotrichum spathulatum Roxana S. Ferris and Laura Lorraine 1941-8-13 10571 Modoc 1 mi e Patterson Ranger Station; Modoc National Forest, Warner Mountains Comment
  CAS-BOT-BC232355  Synthyris missurica Bruce Bartholomew 1991-6-21 5801 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  JEPS120542  Synthyris missurica B. Castro and L. P. Janeway 2012-7-28 1980 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). Comment
  SEINET13750737  Synthyris missurica M. J. Williams 1984-6-29 84- 72 -4 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  UCD86205  Taeniatherum caput-medusae L. Whitney 1935-7-20 3543 Modoc meadow near Canby. Comment
  CAS-BOT-BC376838  Tanacetum vulgare Frances D. Payne 1935-8-25 811 Modoc Parker Creek 1584 Comment
  JEPS36860  Taraxacum officinale W. L. Jepson 1918-8-14 7983 Modoc Jess Valley 1584 Comment
  JEPS31537  Taraxia subacaulis Mrs. C. C. Bruce June 1898 2803 Modoc Lake City Mt. Comment
  SBBG33670  Taraxia tanacetifolia T. L. Secrest 1951-6-22 Modoc Warner Mtns? Comment
  UC1191747  Taraxia tanacetifolia Herbert L. Mason 1947-8-13 13523 Modoc n Canby (ne side of reservoir); F Reservoir Comment
  UC1523787  Taraxia tanacetifolia Lisa Janio 1981-7-30 48 Modoc n Canby (edge of drying reservoir); Loveness Road Pond 1524 Comment
  SJSU4288  Taraxia tanacetifolia R. L. Fisher 1958-6-14 Modoc 15 mi E of Alturas 1676 Comment
  CAS-BOT-BC54228  Tetradymia canescens Annie Montague Alexander; L. Kellogg 1946-7-7 4940 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  HSC67874  Tetradymia canescens J. P. Smith, J. O. Sawyer 1973-8-8 7247 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS38095  Tetradymia canescens L. S. Smith 1918-7-7 976 Modoc Jess Valley-Clark Ranch Modoc National Forest 1524 Comment
  UCD136818  Tetradymia canescens J. M. Tucker 1950-7-25 1970 Modoc Beside highway 139, 26.4 miles southeast of Tule Lake. Comment
  UCR57492  Tetradymia canescens R. D. Goeden 1989-8-23 27 Modoc Modoc National Forest, Clear lake Road south of Crowder Flat Guard Station Comment
  CAS-BOT-BC217174  Thalictrum fendleri Bruce Bartholomew; Barrett Anderson 1988-6-24 4319 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  HSC80768  Thalictrum fendleri G. M. Riegel 1978-7-12 62 Modoc S Warner Mtns. 1670 Comment
  RSA399560  Thalictrum fendleri George Willet 1935-6-21 s.n. Modoc Warner Mtns. 2287 Comment
  UC118138  Thalictrum fendleri R. M. Austin July 1894 73 Modoc headwaters of Lassen Creek Tamarack Swamp Comment
  UCSB11497  Thalictrum fendleri var. fendleri Dearing, Hugh; Dearing, Margaret 1939-6-8 Modoc Pine Canon, Warner Mountains 182 Comment
  POM143373  Thelypodium howellii M. S. Baker 1894-6-29 s.n. Modoc Big Valley near Lookout Comment
  UC10936  Thelypodium howellii M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  UC10958  Thelypodium howellii M. S. Baker and Frank Nutting 1893-7-6 Modoc Comment
  CAS-BOT-BC95081  Thelypodium milleflorum Bruce Bartholomew 1994-5-15 6690 Modoc E of Eagleville near the Eagleville Airport, Surprize Valley. 1380 Comment
  CAS-BOT-BC181793  Thermopsis californica var. argentata Bruce Bartholomew; Barrett Anderson 1989-6-3 4902 Modoc ca. 5 km NW of Egg Lake and ca. 0.8 km W of Service Flat Gulch. 1370 Comment
  CAS-BOT-BC181797  Thermopsis californica var. argentata Leland S. Smith 1924-6-3 1360 Modoc Modoc County. Comment
  RSA520355  Thermopsis californica var. argentata Bruce Bartholomew, B. Anderson 1898-6-3 4902 Modoc 5km NW of Egg Lake and 0.8km W of Service Flat Gulch 1370 Comment
  CAS-BOT-BC95088  Thysanocarpus curvipes Francis Dorris Payne 1932-6-10 633 Modoc Parker Creek. 1584 Comment
  RSA520375  Thysanocarpus curvipes var. curvipes Bruce Bartholomew, B. Anderson 1989-6-1 4738 Modoc Ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  UCD93194  Torreyochloa pallida var. pauciflora August L. Hormay 1932-7-17 s.n. Modoc Lily Lake. Comment
  CHSC112865  Toxicoscordion paniculatum L. P. Janeway; B. Castro 2014-6-2 11287 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  SD61032  Tragopogon dubius Darley F. Howe 1964-8-2 3925 Modoc Alturas, Vacant lot 1220 Comment
  CAS-BOT-BC54249  Tragopogon pratensis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16444 Modoc 11 mi. N of Cedarville, Surprise Valley. Comment
  CAS-BOT-BC245223  Tribulus terrestris Bruce Bartholomew 1989-8-10 5037 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  JEPS63189  Trichostema laxum W. I. Follett 1942-9-7 137 Modoc Lost River, E branch Comment
  UC80656  Trifolium andersonii var. andersonii Mrs. R. M. Austin 1894-1 254 Modoc Goose Lake Valley Comment
  CAS-BOT-BC181782  Trifolium cyathiferum Francis Dorris Payne 1931-6-18 191 Modoc Parker Creek. 1584 Comment
  JEPS65820  Trifolium cyathiferum Leland S. Smith 1917-1 882 Modoc Joseph Creek Warner Mtns 1828 Comment
  UCD107922  Trifolium eriocephalum var. harneyense Collector Unknown 1949-6-1 s.n. Modoc Near Eagleville. Comment
  SJSU7960  Trifolium hybridum H. L. Buckalew 1961-7-4 Modoc Stowe Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts. 1920 Comment
  NY802651  Trifolium kingii var. productum B. M. Bartholomew 1988-6-24 4307 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  NY802659  Trifolium kingii var. productum B. M. Bartholomew 1988-7-23 4582 Modoc Dismal Swamp, Warner Mountains 2180 Comment
  CAS-BOT-BC181748  Trifolium longipes E. S. Willits 1940-5-17 263 Modoc Willow Ranch. Comment
  CAS-BOT-BC181750  Trifolium longipes Bruce Bartholomew 1993-6-12 6603 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment
  SD46733  Trifolium longipes Robert J. Weatherby 1955-7-7 1604 Modoc Dismal Swamp, northern Warner Mountains, boggy meadow 2240 Comment
  RSA582462  Trifolium longipes Louis C. Wheeler 1935-8-16 3879 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  POM349460  Trifolium longipes subsp. atrorubens Robert Gustafson 1985-6-13 3163 Modoc Jct of Hwy 49 and Forest Service road 12, Yuba Pass summit. 2043 Comment
  RSA101500  Trifolium longipes subsp. multipedunculatum R. Weatherby 1955-7-7 1604 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  UC165532  Trifolium longipes var. hansenii Milo S. Baker 1893-1 Modoc Forestdale Comment
  CHSC118091  Trifolium macrocephalum L. P. Janeway 2016-5-17 12009 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  UC147858  Trifolium macrocephalum Milo S. Baker 1891-6-8 Modoc near Egg Lake Comment
  UCD111341  Trifolium macrocephalum Thomas E. Bedell 1962-5-8 s.n. Modoc east of Bidwell. Fee Ranch. Comment
  CAS-BOT-BC180170  Trifolium microcephalum Bruce Bartholomew; Barrett Anderson 1988-6-25 4401 Modoc Ryan Canyon, N of Adin. 1390 Comment
  CAS-BOT-BC180169  Trifolium pratense Bruce Bartholomew 1994-7-2 6776 Modoc N side of Joseph Creek, 5.6 km E of U.S. Hwy. 395 on Forest Service road 30. 1590 Comment
  CAS-BOT-BC181769  Trifolium productum G. Schoolcraft 1988-7-16 1832 Modoc E slope of Squaw Peak, Warner Mts. 2560 Comment
  HSC15136  Trifolium repens M. T. Milligan 1965-6-23 285 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC180164  Trifolium variegatum Bruce Bartholomew 1991-7-4 5903 Modoc Roney Flat. 1460 Comment
  NY717614  Trifolium variegatum B. M. Bartholomew 1989-6-1 4727 Modoc Shake Spring, northwest side of Shaffer Mountain 1500 Comment
  UC16717  Trifolium willdenovii Mrs. R. M. Austin July, 1894 Modoc Goose Lake Valley Comment
  UCSC011160  Trifolium wormskioldii Lowell Ahart 2016-7-16 21242 Modoc At the second pond, south as Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile south of County Road 87, 1.75 miles west of Adin, Big Valley 1274 Comment
  CDA28072  Trifolium wormskioldii T. C. Fuller 1958-7-8 2038 Modoc 4 miles south of Pine Creek. 0 Comment
  UC1332121  Triglochin maritima Alice Eastwood and John Thomas Howell 1940-6-12 8036 Modoc Likely Comment
  JEPS70739  Trisetum canescens L. S. Smith 1919-7-24 113 Modoc Joseph Creek; Warner Mts. Comment
  UC1024936  Trisetum canescens Leo Whitney 1935-7-1 3339 Modoc near Hackamore (ca 15 mi nw of Canby); Modoc National Forest, Spaulding's Butte 1463 Comment
  UCR34681  Trisetum spicatum J. A. Harpel 1981-8-6 V 31 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC242151  Triteleia hyacinthina Mrs. H. C. Cantelow 1940-6-1 3922 Modoc N of Alturas on Hwy 395. Comment
  SEINET8502707  Triteleia hyacinthina M. J. Williams 1983-7-29 83- 116 -5 Modoc Warner Mountains, N of Cedar Pass, 1.1 mi N of Stowe Reservoir Campground. 2088 Comment
  HSC13438  Triticum aestivum M. T. Milligan 1964-7-20 161 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  CAS-BOT-BC58561  Turritis glabra Bruce Bartholomew 1991-7-6 5958 Modoc 2 km above Lower Rush Creek Campground along Rush Creek. 1500 Comment
  CAS-BOT-BC242293  Typha latifolia Bruce Bartholomew 1989-8-10 5035 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC242297  Typha latifolia Bruce Bartholomew 1989-8-10 5035 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  UC1537627  Typha latifolia Gordon H. True Jr. 1939-7-21 1023 Modoc n Canby (Jack Swamp); Jack Swamp Comment
  HSC80786  Urtica dioica subsp. holosericea G. M. Riegel 1978-8-31 162 Modoc South Warner Mtns. 2100 Comment
  HSC21674  Urtica urens R. C. Wunner 1965-8-31 491 Modoc Lava Beds National Monument, Fern Cave entrance. Comment
  CAS-BOT-BC95708  Vaccinium membranaceum Bruce Bartholomew 1994-7-2 6824 Modoc North Fork of Davis Creek, W side of the Warner Mountains. 1910 Comment
  CHSC114216  Vaccinium membranaceum Loren Gehrung 1996-9-6 176 Modoc Modoc National Forest. Northern Warner Mts. In a boggy flat on North Fork Davis Ck. 1889 Comment