Search Results — 2000 specimen records retrieved (1492 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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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC15627  Achillea millefolium Bruce Bartholomew; Barrett Anderson 1990-7-19 5434 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC15669  Achillea millefolium Leland S. Smith 1922-7-20 1299 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC15670  Achillea millefolium Bruce Bartholomew 1989-7-14 4926 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  SEINET6700454 Image available Achillea millefolium D. A. Charlet 1989-8-14 487 Modoc Warner Mountains; 1.4 kilometers north west of Eagle Peak; subalpine spring in whitebark pine forest 2550 Comment
  CAS-BOT-BC242288  Achnatherum Louis Cutter Wheeler 1935-8-3 3752 Modoc Dismal Swamp. 2225 Comment
  UCD51458  Achnatherum X bloomeri B. L. Kay 1957-6-1 s.n. Modoc 2 miles northeast Likeley. 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
  CAS-BOT-BC242276  Achnatherum lemmonii Clare Butterworth Hardham 1961-6-18 7552 Modoc E side of Cedar Pass. 1828 Comment
  UC821972  Achnatherum lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  UCD32697  Achnatherum lemmonii Beecher Crampton 1954-7-6 2113 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  CAS-BOT-BC242320  Achnatherum lettermanii Leland S. Smith 1918-7-14 993 Modoc Mill Creek, Eagle Peak, etc. 2590 Comment
  UC1037159  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3450 Modoc ca 15 mi nw Canby (Hackamore); Modco National Forest, Hackamore 1463 Comment
  UC1037183  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-8-9 3602 Modoc 17 mi nw Canby (Badger Wells; USBE Plot-- MC--8) Comment
  UC1024987  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-7 3404 Modoc Spaulding's Butte near Hackamore (ca. 15 mi nw of Canby); Modoc National Forest 1463 Comment
  UC1025058  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-29 3574 Modoc ca. 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UC1025067  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-25 3549 Modoc near Lava Ranger Station (7 mi ne of Whitehorse) Comment
  CAS-BOT-BC242309  Achnatherum thurberianum Clare Butterworth Hardham 1961-6-19 7859 Modoc Willow Creek. Comment
  NY483098  Aconitum columbianum subsp. columbianum B. M. Bartholomew 1989-8-11 5074 Modoc Along Lassen Creek near southeast side of Harris Flat, Warner Mountains 1920 Comment
  RSA604722  Aconitum columbianum var. columbianum Louis C. Wheeler 1935-8-14 3853 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  POM275208  Aconitum columbianum var. columbianum A. M. Alexander, Louise Kellogg 1946-7-23 5082 Modoc S slope Emerson Peak, Warner Mtns. Comment
  CAS-BOT-BC218318  Actaea rubra Betty J. Hammerly 1941-6-20 29 Modoc Along stream entering Clear Lake. 1767 Comment
  POM174164  Adenocaulon bicolor Milo S. Baker 1893-1 s.n. Modoc Modoc County Comment
  RSA504849  Adenocaulon bicolor Bruce Bartholomew, B. Anderson 1988-7-21 4441 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  CHSC116076  Adonis aestivalis Lowell Ahart; John Dittes 2015-7-16 20388 Modoc North edge of Assh Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on 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. 1267 Comment
  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
  UCR248240  Adonis aestivalis CDFA Staff 1978-1 s.n. Modoc One mi east of Canby. 1310 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-BC179887  Agastache urticifolia Leland S. Smith 1924-6-20 1421 Modoc Curtis Water Hole. 1310 Comment
  CHSC33987  Agastache urticifolia N. E. H. Prouty; J. D. Prouty 1980-8-1 197 Modoc Modoc National Forest. Opening south of Soup Spring's Campground. 2072 Comment
  RSA520459  Agastache urticifolia K. Paulson, R. Paulson 1989-7-2 166 Modoc Happy Camp Lookout. 1851 Comment
  UC748039  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-11 4963 Modoc slope w Eight Mile Creek (ne corner of Modoc County); slope w of Eight Mile Creek Comment
  JEPS62949  Agastache urticifolia F. H. Frost 1925-7-13 73 Modoc summit of Cedar Canyon; Warner Mountains, summit of Cedar Canyon Comment
  SFV10995  Ageratina occidentalis J. Turner, F. M. Ball 1962-7-12 1189 Modoc Shortly below summit of Fandango Pass on east side. 1829 Comment
  UC711871  Agoseris X dasycarpa Roxana S. Ferris and Laura Lorraine 1941-8-14 10576 Modoc 3 mi from, on rd to Eagleville Patterson Ranger Station; Modoc National Forest, Warner Mountains Comment
  CAS-BOT-BC21368  Agoseris aurantiaca var. aurantiaca K. Paulson; Robert Paulson 1989-7-14 178 Modoc Vicinity of Little Lily Lake, ca. 2.5 mi. S of the Oregon border, N end of Warner Mts. 2171 Comment
  CAS-BOT-BC515962  Agoseris glauca L. S. Smith 1920-5-18 1146 A Modoc Sear's Homestead 1676 Comment
  RSA608594  Agoseris glauca var. dasycephala L. C. Wheeler 1935-8-16 3885 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC23035  Agoseris grandiflora var. grandiflora John Thomas Howell 1934-6-13 12079 A Modoc Fandango Pass, Warner Mts. 1828 Comment
  CAS-BOT-BC126786  Agoseris parviflora Frances D. Payne 1932-6-26 612 Modoc N. of Parker Creek 1828 Comment
  POM203849  Agoseris parviflora J. T. Howell 1934-6-14 12115 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC242305  Agropyron cristatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4448 Modoc Dry hillside, SW side of Jess Valley, Warner Mts.. 1540 Comment
  UC1100112  Agrostis alba Herbert L. Mason and Verne Grant 1947-8-13 13533 Modoc meadow on ne side of reservoir n Canby; F Reservoir Comment
  CAS-BOT-BC127422  Agrostis exarata B. Bartholomew 1989-8-11 5073 A Modoc Along Lassen Creek near southeast side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC242423  Agrostis exarata Leland S. Smith 1924-6-29 1441 Modoc Happy Camp Ranger Station. Comment
  UCD52353  Agrostis exarata A. A. Beetle 1944-8-15 3028 Modoc N. of lookout, above Happy Camp Ranger Station. Comment
  UC1024961  Agrostis pallens Leo Whitney 1935-7-1 3376 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC53474  Agrostis scabra M. S. Baker and Frank Nutting 1894-8-25 Modoc Forestdale 1371 Comment
  UC711820  Agrostis scabra Roxana S. Ferris and Laura Lorraine 1941-8-13 10567 Modoc about 1 mi e Patterson Ranger Station (East Creek); Modoc National Forest, Warner Mountains, East Creek Comment
  JEPS114869  Agrostis stolonifera Lowell Ahart, John Dittes 2008-8-25 15284 Modoc W bank of the Pit River, about 1/8 mi E of County Road 91, about 3.8 mi (air) N-NE of Lookout 1273 Comment
  CAS-BOT-BC190687  Aliciella lottiae Bruce Bartholomew; Barrett Anderson 1989-6-2 4837 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 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
  UC71709  Alisma plantago-aquatica Mrs. M. H. Manning 1903-8-26 319 Modoc ne Modoc County Sessions Swamp Comment
  JEPS127311  Alisma triviale Lowell Ahart, John Dittes 2016-7-14 21200 Modoc 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. Comment
  CAS-BOT-BC245002  Allium acuminatum Margaret J. Williams 1984-6-30 84- 75 -4 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  CAS-BOT-BC245008  Allium acuminatum Bruce Bartholomew 1989-7-15 4986 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC245011  Allium acuminatum Clare Butterworth Hardham 1961-6-18 7566 Modoc E side Cedar Pass. 1524 Comment
  HSC26582  Allium acuminatum D. H. Norris, Thomas W. Nelson, S. Dwoty 1971-6-23 19384 Modoc Along Hager Basin Rd. near Big Sage Reservoir Comment
  RSA17438  Allium acuminatum Elmer I. Applegate 1929-6-24 5887 Modoc Between Aden and Canby, Pit River region. Comment
  UC1540229  Allium acuminatum Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9103 Modoc along Highway 395 about 3.5 mi n n junction with Highway 299 1371 Comment
  JEPS47577  Allium acuminatum F. H. Frost 1925-7-12 65 Modoc Stow's Meadow Cedar Canyon, Stow's Meadow Comment
  POM98606  Allium acuminatum F. W. Peirson 1926-6-25 6874 Modoc Cedarville Road, Warner Mountains. Comment
  SEINET256828  Allium acuminatum M. J. Williams 1984-1 Modoc 0 Comment
  SEINET8111991  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  HSC29864  Allium amplectens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19477 Modoc Upper Rush Creek Campground about 8 mi. N of Adin on Hwy. 299 Comment
  RSA249353  Allium amplectens D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19477 Modoc At Upper Rush Creek Campground about 8 miles north of Adin on Highway 299. Comment
  CAS-BOT-BC244996  Allium bisceptrum var. bisceptrum Isabelo T. Kelly 1930-1-1 13 Modoc Buck Creek. Comment
  JEPS47629  Allium bisceptrum var. bisceptrum L. S. Smith 1843-1 Modoc Cottonwood Pass Warner Mts., Cottonwood Pass 2133 Comment
  JEPS127583  Allium geyeri var. tenerum L. P. Janeway 2016-5-17 12038 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. Whittemore Ridge 7.5' Quad Comment
  SEINET8122357  Allium lemmonii M. J. Williams 1984-6-28 84- 67 -1 Modoc 2 miles N of intersection between Soldier Creek and Old Cannon Mill Roads. 2057 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
  CHSC63942  Allium platycaule Marion Ownbey; Fred G. Meyer 1940-7-1 2145 Modoc Cedar Peak, Warner Mts. Comment
  SEINET8191571  Allium platycaule M. J. Williams 1983-7-29 83- 116 -4 Modoc Warner Mountains, 1.1 mile N of Stowe Reservoir Campground, N of Cedar Pass. 2088 Comment
  UC619269  Allium platycaule J. and H. W. Grinnell 1938-6-16 1111 Modoc Cedar Pass Summit Warner Mountains, Cedar Pass Summit 1935 Comment
  UC725720  Allium platycaule A. A. Heller 1941-6-25 16207 Modoc Cedar Pass 1935 Comment
  UCD141775  Allium platycaule L. K. Mann 1955-6-5 s.n. Modoc Near Cedar Pass, 3 miles towards Alturas from Modoc National Forest. Comment
  RSA17427  Allium tolmiei Elmer I. Applegate 1932-7-9 7586 Modoc Open rocky north slope of Bidwell Mountain, Warner Mountains. Comment
  CAS-BOT-BC244954  Allium tolmiei var. tolmiei Bruce Bartholomew; Mona Bourell 1990-4-27 5182 Modoc Vicinity of Lower Cummings Reservoir, 5 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  HSC30082  Allium tolmiei var. tolmiei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19387 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  JEPS127595  Allium tolmiei var. tolmiei L. P. Janeway 2016-5-16 11971 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. McGinty Reservoir 7.5' Quad. Comment
  JEPS101211  Alopecurus aequalis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10476 Modoc Warner Mountains, North Emerson Lake margin Comment
  UC1100228  Alopecurus aequalis Herbert L. Mason 1947-8-13 13520 Modoc n. of Canby (n.e. side of F reservoir) Comment
  JEPS114830  Alopecurus geniculatus Lowell Ahart, John Dittes 2008-6-21 14997 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) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  SEINET5783736 Image available Alyssum minus S. Saufferer 1973-5-5 131 Modoc about 7.5 mi. S of Pine Creek, along Hwy 395 Comment
  CAS-BOT-BC58602  Alyssum simplex L. D. White 1967-5-26 Modoc Fandango Pass, Warner Mts. Comment
  JEPS85825  Alyssum simplex Barbara Ertter 1988-6-18 7607 Modoc w. side hwy 139 just s. of where it crosses railroad at jct to Clear Lake (n.e. of Dry Lake, e. of Lava Beds National Monument) 1249 Comment
  CAS-BOT-BC21495  Amaranthus albus Bruce Bartholomew 1990-8-3 5602 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC21493  Amaranthus blitoides Bruce Bartholomew 1991-10-13 6114 Modoc 3.5 km ENE of Alturas on U.S. Hwy 395 at bridge over N Fork of the Pit River. 1400 Comment
  UC71568  Amaranthus blitoides Mrs. M. H. Manning Jul 1903 242 Modoc north-eastern near Fort Bidwell. Comment
  UC1191390  Amaranthus californicus Herbert L. Mason 1947-8-8 13461 Modoc Southwest margin of Big Sage Reservoir, northwest of Alturas. Comment
  UC71785  Ambrosia acanthicarpa Mrs. M. H. Manning 1904-1-1 393 Modoc near(?) Fort Bidwell Comment
  NY849650  Amelanchier alnifolia B. M. Bartholomew 1988-5-13 4174 Modoc 0.6 km north of Jess Valley on West Warner Road, west side of the Warner Mountains 1620 Comment
  OBI10235  Amelanchier alnifolia H. E. McMinn 1931-5-23 2454 Modoc Warner Mts Comment
  SEINET191880  Amelanchier alnifolia C. L. Hitchcock 1940-5-27 6701 Modoc 15 mi NW of Alturas 1676 Comment
  NY849710  Amelanchier alnifolia var. alnifolia B. M. Bartholomew 1988-6-24 4315 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  NY849711  Amelanchier alnifolia var. alnifolia C. L. Hitchcock 1940-5-27 6701 Modoc 15 miles northeast of Alturas 1676 Comment
  HSC18538  Amelanchier alnifolia var. semiintegrifolia M. T. Milligan 1967-6-15 656 Modoc E of Jess Valley 1707 Comment
  POM141579  Amelanchier pallida M. S. Baker 1893-1 s.n. Modoc [Unspecified] Comment
  RSA3394  Amelanchier pallida Carl B. Wolf 1931-9-5 2400 Modoc Roadside, on grade from Lake City-Fort Bidwell Road - to Davis Creek. (3 miles above east base) Warner Mtns. 1677 Comment
  RSA520439  Amelanchier pallida Bruce Bartholomew 1990-4-28 5207 Modoc 6.3 km SE of Rush Creek on road to Hunters Ridge. 1670 Comment
  CAS-BOT-BC217099  Amelanchier utahensis Annie Montague Alexander; L. Kellogg 1946-6-5 4658 A Modoc Emerson Creek, S of Eagleville, Warner Mts. 1783 Comment
  CHSC99962  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
  CAS-BOT-BC54198  Amsinckia menziesii John Thomas Howell 1934-6-16 12211 Modoc Parker Creek, Warner Mountains 1584 Comment
  CHSC117139  Amsinckia menziesii Lowell Ahart; John Dittes 2016-7-14 21159 Modoc West side 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) dwest of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC54163  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-16 12213 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC54165  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-14 8203 Modoc Near Kelly Hot Spring. Comment
  UC1540003  Amsinckia tessellata var. tessellata M. Mitchell 1936-5-21 48 Modoc 2 mi se of Hospital Rock; Lava Beds National Monument 1249 Comment
  UC726760  Amsinckia tessellata var. tessellata A. A. Heller 1941-6-26 16216 Modoc 4 mi e Canby Comment
  CAS-BOT-BC15605  Ancistrocarphus filagineus Alice Eastwood; John Thomas Howell 1940-6-15 8298 Modoc 5 mi. N of Lookout. Comment
  UC1567367  Anemone drummondii G. Schoolcraft 1989-7-16 1961 Modoc e. Patterson Lake; Warner Mts. 2804 Comment
  HSC80752  Anemone drummondii G. M. Riegel 1979-7-24 602 Modoc S Warner Mtns., plot 124 1829 Comment
  CDA33454  Antennaria argentea Dale Woods, V. Popescu, B. Villegas 2010-6-3 Modoc Kelly Springs Rd; about 2 miles southeast of Hwy 299, Modoc National Forest. 0 Comment
  SJSU8153  Antennaria argentea R. L. Fisher 1958-6-13 Modoc near Adin Pass, 6 mi S of Canby 1524 Comment
  CAS-BOT-BC15583  Antennaria dimorpha Bruce Bartholomew; Mona Bourell 1990-4-27 5176 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  UC71587  Antennaria dimorpha Mrs. M. H. Manning 1903-3 75 Modoc near, (north-eastern Modoc County) Fort Bidwell Comment
  UC190601  Antennaria dimorpha M. F. Gilman 564 Modoc (mountains) 1981 Comment
  UCR163252  Antennaria flagellaris Jim Andre 1993-7-3 1444 Modoc Modoc Plateau, about 7 miles NW of Canby 1494 Comment
  CAS-BOT-BC15585  Antennaria geyeri Frank Warrington Peirson 1926-6-26 6909 Modoc NW of Canby. Comment
  RSA93633  Antennaria geyeri F. W. Peirson 1926-6-26 6909 Modoc Modoc National Forest NW of Canby. Comment
  CAS-BOT-BC15591  Antennaria luzuloides Mrs. H. C. Cantelow 1940-6-2 3236 Modoc 9.3 mi. N of Canby, Lava Country Comment
  UC1584636  Antennaria luzuloides Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-6-7 9014 Modoc se margin, along outlet stream Egg Lake; Upper Modoc Plateau 1280 Comment
  UC71686  Antennaria luzuloides Mrs. M. H. Manning 1903-5-17 129 Modoc Mt. Bidwell North-east Modoc County, Mt. Bidwell 1524 Comment
  SEINET195645 Image available Antennaria rosea Annie Alexander, Louise Kellogg 1946-6-27 4847 Modoc North end of Warner Mtns 2377 Comment
  CAS-BOT-BC15563  Antennaria rosea subsp. rosea Louis Cutter Wheeler 1935-8-8 3808 Modoc N Fork Bidwell Creek. 2377 Comment
  CAS-BOT-BC15565  Anthemis cotula Bruce Bartholomew 1990-8-3 5597 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CAS-BOT-BC242414  Apera interrupta Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-17 13307 Modoc Along Hwy 299, 2.6 mi. W of Alturas. Comment
  CHSC12925  Aphyllon purpureum L. Mayer 1974-6-1 Modoc Near Clear Lake Res. Comment
  CAS-BOT-BC15689  Apocynum androsaemifolium Annie Montague Alexander; L. Kellogg 1946-7-3 4903 Modoc Bidwell Creek, near Fort Bidwell. Comment
  POM319166  Apocynum androsaemifolium subsp. pumilum Patricia Wilder 1971-6-20 5089 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
  UC1125881  Aquilegia formosa R. C. Wilson 1933-7-6 57 Modoc n Roney Flat; Canby quad, Modoc National Forest 1432 Comment
  UC202472  Aquilegia formosa I. Tidestrom 1910-6-25 3613 Modoc Sibley Draw Comment
  CAS-BOT-BC218335  Aquilegia formosa var. formosa Elmer Ivan Applegate 1932-7-9 7598 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC218339  Aquilegia formosa var. formosa Leland S. Smith 1917-7-29 126 Modoc Mts. Cedarville Pass & North. 1828 Comment
  CAS-BOT-BC218347  Aquilegia formosa var. formosa Belknap C. Goldsmith 1912-8-6 85 Modoc W side of Goose Lake. 1463 Comment
  HSC6568  Arabis holboellii var. retrofracta M. T. Milligan 1964-4-25 Modoc S of Lower Cummings Reservoir Comment
  HSC81058  Arabis lyallii G. M. Riegel 1980-8-21 1096 Modoc S Warner Mtns. Comment
  JEPS53115  Arabis puberula Mrs. C. C. Bruce Jun 1898 2247 Modoc Goose Lake hills Goose Lake Comment
  NY119623  Arabis sparsiflora var. subvillosa R. C. Rollins 1981-6-1 81187 Modoc Near Cedar Pass, between Cedarville and Alturas Comment
  HSC6567  Arabis sparsiflora var. subvillosa M. T. Milligan 1966-6-19 471 Modoc Plateau W of Jess Valley 1829 Comment
  NY119625  Arabis subpinnatifida B. M. Bartholomew 1988-5-13 4177 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mtns. 1450 Comment
  CAS-BOT-BC95643  Arctostaphylos nevadensis Annie Montague Alexander; L. Kellogg 1946-6-25 4828 Modoc Dismal Swamp. 2255 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
  UC412765  Arctostaphylos nevadensis Belknap C. Goldsmith 1911-6-14 31 Modoc N. Fk. Davis Creek Modoc National Forest, Warner Mts. (w slope of mts.) Comment
  CAS-BOT-BC46710  Arctostaphylos patula Walter Knight; Irja Knight 1981-5-25 4110 Modoc On White House Road enroute to Egg Lake from Lookout. 1249 Comment
  CAS-BOT-BC95656  Arctostaphylos patula Louis Cutter Wheeler 1935-9-16 3987 Modoc Everly Reservoir, Devil's Garden. 1524 Comment
  RSA604427  Arctostaphylos patula L. C. Wheeler 1935-9-16 3987 Modoc 1 mi. S Everly Reservoir, Devil's Garden. 1524 Comment
  JEPS86269  Arenaria aculeata W. L. Jepson 1918-8-7 7886 Modoc Mt. Bidwell 2438 Comment
  RSA520446  Arenaria congesta Bruce Bartholomew, B. Anderson 1990-7-20 5458 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  SEINET3918773  Aristida adscensionis Leo Whitney 1935-8-19 3627 Modoc Rs-1, U.S.B.E.; 0 Comment
  POM229218  Aristida oligantha L. C. Wheeler 1935-9-6 3959 Modoc Fletcher Creek at Pease Place. Devil's Garden. 1524 Comment
  CAS-BOT-BC15408  Arnica cordifolia Mrs. H. C. Cantelow 1940-6-1 Modoc Cedar Pass Mtns. east of Alturas Comment
  HSC4680  Arnica cordifolia M. T. Milligan 1964-6-25 92 Modoc Upper Lassen Creek 1829 Comment
  JEPS120508  Arnica cordifolia B. Castro and 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. Comment
  JEPS35917  Arnica cordifolia Frances D. Payne 1929-7-26 113 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin, Warren Peak 2133 Comment
  CAS-BOT-BC15412  Arnica cordifolia P. Monnet 1911-7-1 886 Modoc Warner's Range Comment
  CAS-BOT-BC15284  Arnica longifolia Alice Eastwood; John Thomas Howell 1940-6-12 8075 Modoc Between Likely and Jess Valley. Comment
  JEPS120543  Arnica mollis B. Castro and L. P. Janeway 2012-7-27 1976 Modoc Warner Mountains. At upper (SE) edge of Mineral Spring, 0.3 air mi east of Yellow Mountain. Comment
  HSC81047  Arnica sororia G. M. Riegel 1979-7-14 541 Modoc South Warner Mountains 1670 Comment
  UCD56036  Arrhenatherum elatius L. S. Smith 1919-6-2 1112 Modoc Deep Creek Ranger Station. Warner Mountains. Comment
  JEPS37038  Artemisia arbuscula subsp. arbuscula L. S. Smith 1918-8-27 1054 1/2 Modoc Cottonwood and Milk Creek Modoc National Forest 2438 Comment
  RSA608612  Artemisia cana L. C. Wheeler 1935-8-30 3931 Modoc Devil's Garden: Lakeshore Reservoir. 1524 Comment
  UCD129240  Artemisia cana Beecher Crampton 1960-6-17 5700 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles NE of Happy Camp Station. 1280 Comment
  CHSC109519  Artemisia cana subsp. bolanderi L. P. Janeway; B. Castro 2012-7-25 10987 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  UC1242647  Artemisia cana subsp. bolanderi A. A. Beetle 1957-8-16 12764 Modoc 15 mi s Alturas Comment
  JEPS108113  Artemisia ludoviciana subsp. candicans Anthony B. Walters 2005-9-28 Modoc Brokenera Ranch 1 mi S of New Pine Creek on E side of Hwy 395, near pond on W base of Warner Mountains. 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-BC15264  Artemisia ludoviciana subsp. ludoviciana Bruce Bartholomew 1992-8-10 6401 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  CAS-BOT-BC15270  Artemisia ludoviciana subsp. ludoviciana Kenton L. Chambers 1965-9-22 2433 Modoc Cedar Pass, in the Warner Mts. 1920 Comment
  JEPS117359  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart, John Dittes 2010-8-30 17051 Modoc About 10 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
  RSA0039540  Artemisia ludoviciana subsp. ludoviciana Lowell A. Ahart, John Dittes 2008-8-25 15278 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
  UC1540166  Artemisia ludoviciana subsp. ludoviciana Dean W. Taylor 1987-8-9 9277 Modoc 1371 Comment
  CAS-BOT-BC15203  Artemisia spinescens Bruce Bartholomew 1991-6-22 5842 Modoc Surprise Valley, 5.6 km E of Eagleville. 1370 Comment
  CAS-BOT-BC15205  Artemisia tridentata subsp. tridentata Elmer Ivan Applegate 1932-8-1 8201 Modoc West side of Middle Lake, Surprise Valley Comment
  SEINET3397746  Artemisia tridentata subsp. vaseyana Unknown 1994-1 s.n. Modoc N. of Lookout Comment
  SEINET10829549  Asclepias cordifolia J. Pykala, Daniel H. Norris 1987-5-27 Pykala 1051 Modoc Modoc National Forest, between Lower and Upper Rush Creek campgrounds 1500 Comment
  SEINET201594  Asclepias cordifolia Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8496 Modoc Along Clear Lake; Warner Mts. 15 miles east of Likely. 1829 Comment
  RSA503236  Asclepias cordifolia Bruce Bartholomew, B. Anderson 1988-7-21 4463 Modoc Vincinity of Patterson Campground, southern end of Warner Mountains. 2190 Comment
  UC105340  Asclepias fascicularis Mrs. R. M. Austin July 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC15664  Asclepias speciosa Bruce Bartholomew 1994-7-4 6847 Modoc Hubert Creek. 1390 Comment
  CDA7120  Asperugo procumbens T. Briles 1932-6-3 Modoc Alturas. 0 Comment
  RSA252480  Aster eatonii R. F. Thorne, C. W. Tilforth 1969-9-5 39174 Modoc Modoc National Forest, Warner Mts, along Fall Creek below Falls. 1738 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
  SJSU13943  Astragalus californicus N. A. Hopkins 1985-5-13 1272 Modoc by rd between Alturas & Cedarville, Warner Mts 1524 Comment
  CAS-BOT-BC218214  Astragalus curvicarpus var. curvicarpus E. S. Willits 1940-5-21 285 Modoc Willow Ranch. 1371 Comment
  CAS-BOT-BC218220  Astragalus curvicarpus var. curvicarpus Bruce Bartholomew 1993-6-14 6674 Modoc Vicinity of Badger Well. 1500 Comment
  CAS-BOT-BC218223  Astragalus curvicarpus var. curvicarpus James D. Jokerst 1983-5-31 1813 Modoc Near Signal Butte. 1340 Comment
  CHSC70727  Astragalus curvicarpus var. curvicarpus A. Sanger 1997-6-2 2478 Modoc Casuse Mtn., adjacent to road running along eastern edge. 1267 Comment
  CHSC99288  Astragalus curvicarpus var. curvicarpus Lowell Ahart; John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber. 1287 Comment
  CAS-BOT-BC182064  Astragalus filipes Leland S. Smith 1919-6-8 1126 Modoc Deep Creek above station. 1676 Comment
  UC13365  Astragalus filipes Mrs. R. M. Austin and Bruce June 1898 2208 Modoc Plains Goose Lake Valley Comment
  UC585106  Astragalus filipes E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1799 Modoc hill above Lake City; hill above Lake City 1524 Comment
  RSA520483  Astragalus filipes Bruce Bartholomew, B. Anderson 1989-6-2 4811 Modoc NE side of Upper Lake, 4km S of road to Fee Reservoir, NE end of Surprise Valley. 1420 Comment
  SD61010  Astragalus gibbsii Darley F. Howe 1964-8-1 3910 Modoc 11 miles south of Alturas on Hwy 395 1280 Comment
  SDSU7883  Astragalus gibbsii D. F. Howe 1994-8-1 3910 Modoc 11 miles south of Alturas on #395. 1280 Comment
  CAS-BOT-BC182059  Astragalus inversus Leo David Whitney 1933-8-18 1936 Modoc Near Poison Lake. 1828 Comment
  NY675510  Astragalus lentiginosus var. chartaceus Mrs. M. H. Manning 1907-6-15 s.n. Modoc Warner Range, east side Comment
  CAS-BOT-BC182047  Astragalus obscurus R. M. Austin 1894-6-1 Modoc Banks of Ewing Creek, above Goose Lake. Comment
  CAS-BOT-BC182026  Astragalus purshii M. M. Hanna 1956-6-5 Modoc Cedar Pass. Comment
  CAS-BOT-BC193034  Astragalus purshii var. tinctus B. Bartholomew; B. Anderson 1988-5-13 4170 Modoc Ca. 1 km SE of Parker Creek Road on West Warner Road, W side of the Warner Mountains 1710 Comment
  NY694437  Astragalus purshii var. tinctus B. M. Bartholomew 1993-5-10 6466 Modoc Below Emerson Campground, east side of Warner Mountains 1710 Comment
  UC1037200  Astragalus purshii var. tinctus Leo Whitney 1934-5-13 1549 Modoc near Timbered Mountains (Devil's Garden, Alturas); Devil's Garden, near Timbered Mountain, Alturas 1524 Comment
  NY694433  Astragalus purshii var. tinctus R. C. Barneby 1982-5-26 17843 Modoc 7 miles east of Madeline Comment
  NY694435  Astragalus purshii var. tinctus Mrs. M. H. Manning 05 1907 715 Modoc Warner Range, east side Comment
  POM26817  Astragalus whitneyi R. M. Austin 1895-05 31 Modoc Goose Lake Valley. Comment
  UC13370  Astragalus whitneyi Mrs. R. M. Austin and Bruce June 1898 2209 Modoc Foothills Comment
  NY701838  Astragalus whitneyi var. confusus G. Schoolcraft 1981-5-12 386 Modoc South of Alturas near Jones 1402 Comment
  UCSB48318  Astragalus whitneyi var. confusus Hardham, Clare 1961-6-18 Modoc Mountains south of Cedar Pass 1981 Comment
  CAS-BOT-BC181990  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Barrett Anderson 1988-6-25 4375 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC181993  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Mona Bourell 1990-4-28 5202 Modoc 1.9 km SE of Rush Creek on road up Hunters Ridge. 1430 Comment
  CAS-BOT-BC182001  Astragalus whitneyi var. lenophyllus Elmer Ivan Applegate 1897-6-2 891 Modoc Pit River valley S of Alturas. Comment
  CAS-BOT-BC182012  Astragalus whitneyi var. lenophyllus C. L. Hitchcock 1940-5-27 6693 Modoc 15 mi. NE of Alturas. 1615 Comment
  RSA0089889  Astragalus whitneyi var. lenophyllus Dean Wm. Taylor 2012-6-19 21244 b Modoc Mouth of Baggett Gulch (ca 3 air miles S of Canby), Modoc National Forest. 1463 Comment
  UCD105500  Astragalus whitneyi var. sonneanus Alan A. Beetle 1941-6-29 2835 Modoc Near summit of Mount Adin. Comment
  CAS-BOT-BC30208  Athyrium alpestre var. americanum Annie Montague Alexander; L. Kellogg 1946-7-23 5056 Modoc Emerson Peak, Warner Mts. Comment
  SBBG117943  Athysanus pusillus R. C. Rollins, K. Rollins 1981-6-1 81189 Modoc Cedar Summit between Alturas and Cedarville, off St Hwy 299 1889 Comment
  UC118039  Athysanus pusillus Mrs. R. M. Austin June 1894 Modoc Willow Creek Comment
  NY526834  Atriplex confertifolia B. M. Bartholomew 1989-8-11 5079 Modoc East side of Surprise Valley at Nevada border on State Highway 299 1500 Comment
  RSA97506  Atriplex confertifolia Beecher Crampton 1954-7-7 2152 Modoc 7 miles E of Cedarville. Comment
  CDA20223  Atriplex rosea G. Deal 2003-9-19 PDR 1151625 Modoc Modoc Plateau; Hwy 299 & 139, near Adin. 1289 Comment
  POM312478  Atriplex rosea H. L. Mason 1947-8-9 13477 Modoc East side of Fairchild Swamp, north of Alturas Comment
  UC42327  Azolla filiculoides Mrs. R. M. Austin June, 1894 Modoc Cold Spring; Willow Creek Valley Comment
Read comments
Jul 6 2010
  CHSC30393  Balsamorhiza hookeri Sandra C. Morey 1980-4-26 77 Modoc Hwy 299, ca. 3.7 mi N of jctn with Hwy 139. 1280 Comment
  CHSC67160  Balsamorhiza hookeri James D. Jokerst 1994-5-20 4062 Modoc Near Hog Reservoir N of Canby, N of Hwy. 139, N of railroad, E of gravel road to Hog Lake. Comment
  UC71743  Balsamorhiza hookeri Mrs. M. H. Manning 1904-6-1 470 Modoc Mt. Bidwell 1676 Comment
  RSA149058  Balsamorhiza hookeri var. lagocephala I. L. Wiggins, Dorothy B. Wiggins 1961-6-13 16474 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  CAS-BOT-BC15191  Balsamorhiza hookeri var. lanata E. S. Willits 1940-5-6 226 Modoc Davis Creek. 1371 Comment
  CAS-BOT-BC15126  Balsamorhiza sagittata Bruce Bartholomew; Barrett Anderson 1988-5-14 4193 Modoc 2 km S of turn off to Crowder Flats West Side Road, W side of Goose Lake. 1410 Comment
  CAS-BOT-BC15198  Balsamorhiza sagittata R. M. Austin 1898-6-1 2161 Modoc Goose Lake Valley Comment
  UC1119025  Balsamorhiza sagittata R. C. Wilson 1933-6-20 47 Modoc Rush Creek, Canby Canby 1463 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
  HSC6576  Barbarea orthoceras M. T. Milligan 1965-7-10 435 Modoc W slope of Eagle Peak 2439 Comment
  UC615247  Barbarea orthoceras Beryl O. Schreiber 1934-6-10 1163 Modoc Lost Lake; Warner Mountains Comment
  NY529208  Bassia hyssopifolia B. M. Bartholomew 1990-7-21 5551 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  CAS-BOT-BC242409  Beckmannia syzigachne John H. Hatton 1911-6-24 160 Modoc unspecified Comment
  CAS-BOT-BC248383  Beckmannia syzigachne Robert F. Thorne; C. W. Tilforth 1969-9-4 39057 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1432 Comment
  RSA603673  Beckmannia syzigachne L. C. Wheeler 1935-10-5 4019 Modoc N Fork Pit River at Parker Creek. 1372 Comment
  UC70671  Beckmannia syzigachne Mrs. M. H. Manning 1903-6-1 408 Modoc north-eastern Modoc County Comment
  RSA0005404  Beckwithia austinae R. M. Austin, C. C. Bruce 1898-06 2134 Modoc Lake City Mt. Western slope. Comment
  CAS-BOT-BC54183  Berberis aquifolium var. repens Isabelo T. Kelly 1930-1-1 51 Modoc Fandango Pass, Warner Mts. Comment
  CAS-BOT-BC54185  Berberis aquifolium var. repens Elmer Ivan Applegate 1932-8-6 8211 Modoc Just above Lily Lake, Bidwell Pass. Comment
  CHSC118798  Berberis aquifolium var. repens L. P. Janeway 2015-8-9 11826 Modoc Warner Mountains. Near head of a northwest-facing bowl of a drainage of Coyote Creek where Road 39N06A crosses it; 0.8 road-km east of Road 39N06. 2088 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
  HSC3368  Berberis aquifolium var. repens M. T. Milligan 1966-8-11 649 Modoc E of Jess Valley 1677 Comment
  OBI20535  Berberis aquifolium var. repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass, Warner Mts. Comment
  UC71677  Berberis aquifolium var. repens Mrs. M. H. Manning 1903-5 134 Modoc Mt. Bidwell Comment
  UC9762  Berberis aquifolium var. repens Mrs. R. M. Austin June, 1894 Modoc Willow Creek Valley Comment
  CAS-BOT-BC21488  Berula erecta Bruce Bartholomew 1989-8-10 5031 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  JEPS58648  Betula glandulosa Frances D. Payne 1931-6-29 292 Modoc marshy ground at head Cottonwood Creek (e slope of mt); Warner Mountains, Mt. Warren 2286 Comment
  POM229933  Betula nana L. C. Wheeler 1935-8-15 3858 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC54191  Betula occidentalis Bruce Bartholomew 1990-6-17 5294 Modoc Along Emerson Creek, 2.8 km SW of County Rd 1, E side of Warner Mts. 1600 Comment
  CDA39612  Betula occidentalis T. C. Fuller 1971-7-14 19907 Modoc South Barber Creek at crossing with Barber Grade. 0 Comment
  CAS-BOT-BC498654  Betula pumila L. S. Smith 1917-7-29 127 Modoc Modoc Forest: Bald Mt. 2346 Comment
  CAS-BOT-BC15150  Bidens laevis Doris K. Kildale 1926-9-11 2770 A Modoc Alturas. 1371 Comment
  CAS-BOT-BC218108  Bistorta bistortoides Bruce Bartholomew 1992-5-16 6329 Modoc Lunsford Spring 1600 Comment
  CAS-BOT-BC15087  Blepharipappus scaber F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 mi NW of Adin. 1280 Comment
  CAS-BOT-BC15109  Blepharipappus scaber James D. Jokerst 1983-5-31 1809 Modoc Near Signal Butte. 1340 Comment
  HSC28854  Blepharipappus scaber D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19370 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  SBBG14875  Blepharipappus scaber A. I. Richardson 1961-5-31 10 Modoc near Adin 1301 Comment
  SEINET7379327 Image available Blepharipappus scaber M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 28 -4 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  UC894098  Blepharipappus scaber Milo S. Baker 1936-6-16 8353 Modoc Hwy 395 between Alturas and Likely Alturas; Hwy. 395 Comment
  CAS-BOT-BC58290  Boechera lemmonii Annie Montague Alexander; L. Kellogg 1946-7-30 5095 Modoc Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC95732  Boechera pauciflora Mrs. H. C. Cantelow 1940-6-1 3747 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC95737  Boechera pauciflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6550 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  CAS-BOT-BC14148  Boechera pendulocarpa L. S. Smith 1917-7-2 55 Modoc Modoc Forest. Warren Peak, head of Parker Creek. 2316 Comment
  JEPS53129  Boechera platysperma W. L. Jepson 1918-8-7 7887 Modoc Mt. Bidwell summit Mt. Bidwell 2507 Comment
  CAS-BOT-BC14526  Boechera puberula John Thomas Howell 1934-6-30 12267 A Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC58567  Boechera puberula Bruce Bartholomew; Barrett Anderson 1988-5-13 4177 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CAS-BOT-BC58658  Boechera puberula Gordon H. True 1964-6-3 1434 Modoc No. Fork Pit River between Alturas and Goose Lake. 1432 Comment
  SJSU9699  Boechera puberula W. Savage 1979-7-10 1535 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  UCD150423  Boechera puberula Harry A. George 1967-6-15 s.n. Modoc S. of Adin. Comment
  CAS-BOT-BC25531  Boechera retrofracta John Thomas Howell 1934-6-14 12143 Modoc Warner Mountains. Near Lost Lake. 2438 Comment
  JEPS53089  Boechera retrofracta C. C. Bruce 1898-6-1 2247 a Modoc Goose Lake hills Goose Lake Comment
  CAS-BOT-BC25702  Boechera sparsiflora John Thomas Howell 1934-6-14 12138 Modoc Warner Mountains. Near Lost Lake. 2438 Comment
  CAS-BOT-BC95742  Boechera sparsiflora Annie Montague Alexander; L. Kellogg 1946-6-5 4670 Modoc Emerson Creek, S of Eagleville, Warner Mts. 1889 Comment
  UC10096  Boechera sparsiflora M. S. Baker and Frank Nutting 1894-6-13 Modoc near Egg Lake Comment
  CAS-BOT-BC25896  Boechera subpinnatifida B. Bartholomew; M. Bourell 1990-4-28 5198 Modoc 0.3 km south of Davis Creek on highway 395. 1450 Comment
  POM46124  Boisduvalia densiflora var. densiflora R. M. Austin 1895-08 153 Modoc Goose Lake Valley Comment
  RSA166296  Boisduvalia glabella Peter H. Raven, Otto T. Solbrig 1958-6-18 13332 Modoc Eastern outskirts of Lookout Comment
  UC1100843  Bolboschoenus fluviatilis Verne Grant and Irving Schneider 1947-7-19 8060 Modoc Eastside Canal about one mi s Bayley's bridge (s of Alturas); Eastside Canal, s of Alturas Comment
  UCD57370  Briza maxima Gerald Dickinson 1963-7-16 106 Modoc 4 miles east of U. S. Highway 395. Above Middle Fork of Davis Creek. Plum Valley Campground. 1524 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
  JEPS73957  Bromus briziformis Frances D. Payne 1932-7-3 591 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC1024679  Bromus briziformis Leo Whitney 1934-5-19 2169 Modoc Modoc National Forest, Timbered Mountian, Devil's Garden, ne portion of Modoc County Devil's Garden; Modoc National Forest, Timbered Mountian, Devil's Garden 1524 Comment
  SEINET4345007  Bromus briziformis S. C. Swif 1937-6-25 48 Modoc North Fork of Pit River South of Davis Creek 1280 Comment
  UCD57984  Bromus carinatus L. D. Whitney 1935-7-13 s.n. Modoc Pit River--Stone Coal Valley. 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
  UC1024888  Bromus carinatus var. carinatus Leo Whitney 1935-5-29 3130 Modoc 18 mi wnw of Canby (Hole-in-the-rock); Hole-in-the-rock Comment
  UCD59210  Bromus carinatus var. marginatus Beecher Crampton 1954-7-7 2127 Modoc West slope of Cedar Pass, Warner Mts. 1889 Comment
  CAS-BOT-BC242468  Bromus hordeaceus Bruce Bartholomew; Barrett Anderson 1988-6-23 4220 A Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC242470  Bromus hordeaceus John H. Hatton 1911-6-9 3 Modoc unspecified 1356 Comment
  CAS-BOT-BC242462  Bromus japonicus Bruce Bartholomew; Barrett Anderson 1988-6-23 4219 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  RSA152720  Bromus marginatus I. L. Wiggins, Dorothy Wiggins 1961-6-12 16435 Modoc 4 miles E of summit of Cedar Pass, along Cedar Pass road. Comment
  RSA603016  Bromus suksdorfii L. C. Wheeler 1935-8-3 3754 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  CAS-BOT-BC242451  Bromus tectorum Bruce Bartholomew; Mona Bourell 1990-4-26 5166 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  JEPS52603  Calandrinia ciliata Milo S. Baker 1893-7-1 Modoc shore Egg Lake 1371 Comment
  CHSC99771  Callitriche heterophylla var. bolanderi Lowell Ahart; John Dittes 2008-6-21 14983 Modoc In shallow water and stranded on mud, west end of a large culvert, west 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
  CAS-BOT-BC95096  Callitriche palustris Robert Folger Thorne; C. W. Tilforth 1969-9-4 39060 Modoc 2 mi. W of Davis Creek (town), S of Goose Lake. 1432 Comment
  UC1583974  Callitriche verna G. Schoolcraft 1990-7-11 2106 Modoc about 2 mi w West Valley Reservoir 1493 Comment
  RSA551338  Callitriche verna Bruce Bartholomew 1991-10-13 6120 Modoc Dismal Swamp, N end of Warner Mts. 2200 Comment
  SEINET11051776  Calocedrus decurrens R. R. Halse 2006-8-4 6999 Modoc N end of the Warner Mountains, E slope, along Highgrade Road, ca 4.4 miles N of Fort Bidwell. 1765 Comment
  CAS-BOT-BC244934  Calochortus leichtlinii Bruce Bartholomew 1991-8-5 6028 Modoc Summit Trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  UC1036071  Calochortus leichtlinii Annie M. Alexander and Louise Kellogg 1946-7-22 5037 Modoc w of Warner Mts. divide (Patterson Mill Road); Warner Mts. Comment
  CAS-BOT-BC244927  Calochortus longebarbatus var. longebarbatus Bruce Bartholomew 1989-7-14 4966 Modoc Ca. 8 km NW of Lookout. 1300 Comment
Read comments
Aug 4 2018
  UC72480  Calochortus longebarbatus var. longebarbatus Milo S. Baker Modoc Forestdale Comment
  UCD139524  Calochortus longebarbatus var. longebarbatus J. D. Jokerst 1983-7-18 1856 Modoc west of and adjacent to road 5500,near Niles Flat, 0.2 mile north of the road junction at the center of the edge of section 8. 1676 Comment
  CAS-BOT-BC242138  Calochortus macrocarpus K. Paulson; Robert Paulson 1988-7-13 79 Modoc Jess Valley Rd., 3 mi. E of Likely. 1371 Comment
  CAS-BOT-BC242143  Calochortus macrocarpus Elmer Ivan Applegate 1932-7-9 7621 Modoc Surprise Valley, 5 mi. S of Fort Bidwell. 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
Read comments
Aug 3 2018
  JEPS17837  Calochortus macrocarpus W. L. Jepson 1918-8-7 7857 Modoc Mt. Bidwell 2072 Comment
  RSA78908  Calochortus macrocarpus E. K. Balls, Percy C. Everett 1952-10-10 18149 Modoc Above S. Fk. Public Camp, 8 mi. E. of Likely on road to Jess Valley. 1555 Comment
  JEPS114393  Calycadenia fremontii Lowell 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
  JEPS52529  Calyptridium umbellatum Milo S. Baker 1893-6 Modoc Egg Lake 1371 Comment
  UC748278  Calyptridium umbellatum Annie M. Alexander and Louise Kellogg 1946-6-25 4825 Modoc Dismal Swamp, at n end of Warner Mountains Dismal Swamp; Warner Mountains, Dismal Swamp 2255 Comment
  POM127900  Calystegia occidentalis subsp. occidentalis W. P. Taylor, H. C. Bryant, B. Taylor 1910-6-26 s.n. Modoc Warner Mountains. 1677 Comment
  RSA520497  Calystegia polymorpha Bruce Bartholomew 1989-7-14 4954 Modoc 6.5 km NE of Egg lake and 0.8 km E of Survice Gulch 1340 Comment
  CAS-BOT-BC242132  Camassia quamash subsp. breviflora K. Paulson; Robert Paulson 1988-5-22 2 Modoc Boles Creek, Devil's Garden. 1402 Comment
  UC1036051  Camassia quamash subsp. breviflora Annie M. Alexander and Louise Kellogg 1946-6-14 4752 a Modoc Silver Creek branch of Patterson Mill Road Silver Creek 1828 Comment
  RSA59515  Camassia quamash subsp. breviflora E. K. Balls 1950-5-13 14660 Modoc 5 miles north of Bucks Creek, Highway 395, east of Goose Lake 1677 Comment
  CAS-BOT-BC191135  Camissonia andina Peter Hamilton Raven 1963-5-29 18427 Modoc Junction of Cedarville Road with U.S. Hwy 395. 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-BC191118  Camissonia boothii subsp. alyssoides Bruce Bartholomew 1991-5-24 5709 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  NY850968  Camissonia boothii subsp. alyssoides B. M. Bartholomew 1989-6-2 4812 Modoc Sand dunes at the southeast corner of Upper Alkali Lake, east side of Surprise Valley 1400 Comment
  UC20540  Camissonia contorta M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  HSC80894  Camissonia subacaulis G. M. Riegel 1980-7-22 918 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC191078  Camissonia tanacetifolia subsp. tanacetifolia John Thomas Howell 1934-6-15 12196 Modoc Dorris Reservoir. Comment
  CAS-BOT-BC191091  Camissonia tanacetifolia subsp. tanacetifolia Herbert Louis Mason 1947-8-13 13523 Modoc N side of F Reservoir, N of Canby. Comment
  POM203957  Camissonia tanacetifolia subsp. tanacetifolia J. T. Howell 1934-7-2 12358 Modoc East side of Clear Lake Comment
  RSA210869  Camissonia tanacetifolia subsp. tanacetifolia Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39085 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  RSA72211  Camissonia tanacetifolia subsp. tanacetifolia F. W. Peirson 1926-6-24 6857 Modoc Small lake about 3 miles east of Alturas. Comment
  NY119873  Cardamine breweri A. J. Cronquist 1959-6-19 8500 Modoc Along Mill Creek, just above Clear Lake; Warner Mtns., 15 miles E of Likely 1828.8 Comment
  NY119875  Cardamine breweri B. M. Bartholomew 1989-6-3 4862 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir 1500 Comment
  CDA42987  Cardaria pubescens L. Ahart 2008-8-25 15287 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. Comment
  CHSC100860  Carex abrupta L. P. Janeway; B. Castro 2008-8-17 9673 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. Near moist bed of small rocky drainage channel. On moist slope on the side of the drainage. 2372 Comment
  HSC7044  Carex aquatilis M. T. Milligan 1966-7-3 542 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  RSA59707  Carex aquatilis E. K. Balls 1950-5-20 14796 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  CAS-BOT-BC242368  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-6-14 4759 Modoc Patterson Mill Road. 1828 Comment
  CAS-BOT-BC242373  Carex athrostachya Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-17 13305 Modoc Hwy 299, 2.6 mi W of Alturas. Comment
  UC1024852  Carex athrostachya Leo Whitney 1935-6-9 3197 Modoc near White Horse; White Horse lake (Flat) Comment
  UCD32686  Carex aurea Beecher Crampton 1954-7-6 2099 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. 1676 Comment
  JEPS101038  Carex bolanderi Dean W. Taylor 1989-8-4 10429 Modoc Suprise Valley; between Middle Lake and Lower Lake, ca. 2.5 mi N of Eagleville 1231 Comment
  SEINET13347319  Carex capitata N. Otting, D. Lytjen 2004-9-2 970 Modoc South Warner Mountains, outlet of Patterson Lake, 18 air miles southeast of Alturas 2743 Comment
  CAS-BOT-BC245192  Carex densa Mrs. H. C. Cantelow 1941-5-23 3635 Modoc Hwy 299, 7.5 mi. W of Adin Pass Summit. Comment
  JEPS127210  Carex douglasii Lowell Ahart, John Dittes 2016-6-6 20971 Modoc About 10 yards west 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
  RSA364742  Carex heteroneura A. M. Alexander, Louise Kellogg 1946-7-18 5020 Modoc Benton Meadow, Warner Mountains. 2073 Comment
  SEINET7563152 Image available Carex jonesii John Thomas Howell 1934-6-14 12165 Modoc Near Lost Lake, Warner Mts. 2438 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
  RSA59539  Carex multicaulis E. K. Balls 1950-5-18 14749 Modoc Above Upper Rush Creek Public Camp, 2.5 miles east from Highway 299. 1829 Comment
  CAS-BOT-BC245171  Carex nebrascensis Bruce Bartholomew; Barrett Anderson 1989-6-1 4756 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CHSC108020  Carex nebrascensis Lowell Ahart; John Dittes 2011-6-21 17522 Modoc About 30 yards west of the fence, meadow like area in uplands south of the big meadow, Ash Creek State Wildlife Area, about 1000 feet north of Lassen County Line, about 3.6 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC109641  Carex nebrascensis Lowell Ahart; John Dittes 2012-7-12 18367 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 Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC85183  Carex nebrascensis John Dittes; Josephine Guardino 1991-6-1 368 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
  JEPS118471  Carex nebrascensis Lowell Ahart, John Dittes 2011-6-21 17522 Modoc About 30 yards west of the fence, meadow like area in uplands south of the big meadow, Ash Creek State Wildlife Area, about 1000 feet north of Lassen County Line, about 3.6 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC1536799  Carex nebrascensis Gordon H. True Jr. 1939-8-16 1000 Modoc near Canby Comment
  UC1100510  Carex pellita Herbert L. Mason, Verne Grant 1947-7-12 13423 Modoc s Alturas (irrigation ditch near s end of west side road, along railroad tracks); Pit River Valley Comment
  UC1024338  Carex phaeocephala Annie M. Alexander and Louise Kellogg 1946-7-23 5047 Modoc near summit Emerson Peak; Warner Mountains 2749 Comment
  CHSC117046  Carex praegracilis Lowell Ahart; John Dittes 2016-6-6 20966 Modoc About 100 yards east of the dirt road, 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. 1271 Comment
  RSA59876  Carex praegracilis E. K. Balls 1950-5-10 14603 Modoc Below Menlo Baths, west shore Lower Alkali Lake. 1402 Comment
Read comments
Nov 5 2008
  SJSU9572  Carex praegracilis W. Savage 1979-7-3 1320 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC245153  Carex praegracilis Herbert Louis Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  UC1100475  Carex praegracilis Herbert L. Mason, Verne Grant 1947-7-12 13439 Modoc n Likely; Corporation Ranch Headquarters Comment
  CHSC109503  Carex rossii L. P. Janeway; B. Castro 2012-7-24 10958 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New PIne Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismal Swamp. 2250 Comment
  CAS-BOT-BC242351  Carex scopulorum var. bracteosa Annie Montague Alexander; L. Kellogg 1946-6-28 4856 Modoc Pine Creek Canyon. 2103 Comment
  CHSC109225  Carex scopulorum var. bracteosa L. P. Janeway; B. Castro 2012-7-24 10954 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismall Swamp. 2250 Comment
  JEPS25926  Carex simulata W. L. Jepson 1918-8-5 7827 Modoc Likely 1371 Comment
  HSC75581  Carex straminiformis G. M. Riegel 1979-9-8 762 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC245148  Carex subfusca Alice Eastwood; John Thomas Howell 1940-6-13 8180 Modoc E side of Cedar Pass. Comment
  HSC48305  Carex vernacula D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19324 Modoc Soup Springs Campground Comment
  UC190414  Carex vesicaria M. S. Baker and Frank Nutting 1894-6-13 Modoc near Egg Lake Comment
  CAS-BOT-BC497334  Carex vesicaria var. vesicaria G. Schoolcraft 1996-7-23 2546 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  CAS-BOT-BC180130  Castanopsis sempervirens A. D. Borden 1911-6-15 Modoc NE slope of Davis Creek. 2133 Comment
  RSA0025570  Castilleja John F. Emmel 1996-7-16 1441 Modoc Foothills NNE of N end Surprise Valley, W of Cowhead Lake; along County Road 1, ca. 8.5 road mi NE of jct. with County Road 6 at Ft. Bidwell. 1659 Comment
  UC444861  Castilleja angustifolia Mrs. M. H. Manning May 1907 719 Modoc e side Warner Range Comment
  CAS-BOT-BC225992  Castilleja applegatei subsp. pinetorum Alice Eastwood; John Thomas Howell 1940-6-12 8086 Modoc Jess Valley. Comment
  CAS-BOT-BC229817  Castilleja applegatei subsp. pinetorum M. M. Hanna 1956-6-7 1008 Modoc Hwy 139 between Canby and Tienesta. Comment
  CAS-BOT-BC229821  Castilleja applegatei subsp. pinetorum Francis Whittier Pennell 1940-6-8 25735 Modoc Route 299, 8 mi. W of Canby. 1463 Comment
  JEPS17634  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5400 Modoc 3.0 mi e Patterson Ranger Station (s Warner Range); Warner Range, Modoc National Forest 2194 Comment
  JEPS3900  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-7-18 5017 Modoc near Benton Meadow; Warner Mountains 2072 Comment
  JEPS9197  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with L. R. Heckard, George Bacigalupi and Ruth Sanderson 1952-6-19 3745 Modoc 7 mi e Cedar Pass road junction with U.S. Hwy. 399 (along road to Cedar Pass) 1584 Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  RSA32002  Castilleja applegatei subsp. pinetorum A. A. Heller 1941-6-26 16227 Modoc Adin Pass. 1578 Comment
  UC1094745  Castilleja applegatei subsp. pinetorum Francia Chisaki 1956-5-29 862 Modoc 5.2 mi e road to Cedarville junction with Highway 395 (on road to Cedarville) Comment
  UC1226031  Castilleja applegatei subsp. pinetorum Arthur Cronquist and Arthur H. Holmgren 1959-7-20 8517 Modoc 11 mi ne Alturas (benchland w of Warner Mts) 1554 Comment
  UC1713291  Castilleja applegatei subsp. pinetorum Mrs. Austin Jun 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC226010  Castilleja arachnoidea Robert Patterson; Mona Bourell 1993-8-14 5220 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CHSC117366  Castilleja lacera Lowell Ahart; John Dittes 2016-7-14 21180 Modoc West side 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
  JEPS27952  Castilleja lacera Frances D. Payne 1932-6-10 632 Modoc Parker Creek, w slope of Warner Mountains Warner Mountains 1584 Comment
  JEPS79130  Castilleja lacera L. R. Heckard with R. Bacigalupi 1980-6-10 5233 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  UC199383  Castilleja linariifolia Milo S. Baker 1898-8-1 528 Modoc near Johnson's; Big Valley Comment
  JEPS10874  Castilleja miniata L. S. Smith 1917-7-18 839 Modoc Soldiers Creek Comment
  CAS-BOT-BC241011  Castilleja pilosa Marion Ownbey; Fred G. Meyer 1940-7-1 2140 Modoc North slopes, Cedar Peak, Warner Mts. Comment
  JEPS79123  Castilleja pilosa L. R. Heckard with R. Bacigalupi 1980-6-10 5226 Modoc sw margin Egg Lake (now dry); Egg Lake Comment
  CAS-BOT-BC226066  Castilleja pilosa Milo Samuel Baker 1893-6-12 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC497469  Castilleja psittacina Margaret J. Williams 1988-5-30 88- 23 -2 Modoc First road in to Big Sage Reservoir from Crowder Flat road, NW of Alturas 1539 Comment
  CAS-BOT-BC226074  Castilleja tenuis Bruce Bartholomew 1990-6-16 5283 Modoc Flat, 1.1 km W of West Warner Road just S of Bear Flat. 1830 Comment
  CAS-BOT-BC226080  Castilleja tenuis Clare Butterworth Hardham 1974-8-4 20181 Modoc Headwaters of Dismal and 12 Mile creeks, Warner Mountains 2133 Comment
  CAS-BOT-BC226083  Castilleja tenuis Bruce Bartholomew; Barrett Anderson 1989-6-1 4762 Modoc S end of Goose Lake. 1460 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
  CAS-BOT-BC48468  Ceanothus cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road 1371 Comment
  RSA520505  Ceanothus cuneatus Bruce Bartholomew 1990-4-26 5156 Modoc 0.5km S of Day. 1100 Comment
  CAS-BOT-BC217105  Ceanothus prostratus Alice Eastwood; John Thomas Howell 1940-6-13 8130 Modoc Near Davis Creek. Comment
  CAS-BOT-BC217109  Ceanothus prostratus Belknap C. Goldsmith 1911-5-20 21 Modoc Sugar Hill. 1524 Comment
  HSC80758  Ceanothus prostratus G. M. Riegel 1978-6-25 14 Modoc S Warner Mtns. 1670 Comment
  POM126434  Ceanothus prostratus B. C. Goldsmith 1911-5-20 21 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  RSA149076  Ceanothus prostratus var. occidentalis I. L. Wiggins 1961-6-14 16490 Modoc NW flank of Buck's Mts along road to Sugar Hill Lookout, Warner Mts, Comment
  CAS-BOT-BC217114  Ceanothus velutinus John H. Hatton 1911-6-13 66 Modoc Modoc County. 1310 Comment
  CAS-BOT-BC217120  Ceanothus velutinus Bruce Bartholomew 1989-7-15 5020 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  UC526159  Ceanothus velutinus var. velutinus John Thomas Howell 1934-6-12 12059 Modoc Warner Mountains 1828 Comment
  CHSC111400  Centaurea cyanus Lowell Ahart; John Dittes 2012-7-12 18379 Modoc On dry rocky bare soil, on the east side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1262 Comment
  CDA7340  Centaurea squarrosa T. C. Fuller 1962-8-29 9487 Modoc Road to Adin, 0.2 mile east of Lookout, Big Valley. 0 Comment
  CAS-BOT-BC281202  Centaurea stoebe subsp. micranthos B. Bartholomew 1989-7-14 4970 Modoc N end of Big Valley Comment
  JEPS114495  Centaurea virgata subsp. squarrosa Lowell Ahart, John Dittes 2008-8-25 15300 Modoc In the middle of a poor dirt road, 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-BC95501  Ceratophyllum demersum Bruce Bartholomew 1989-8-11 5053 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. 1430 Comment
  UC1101388  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-22 8133 Modoc North Fork of Pit River by confluence with Gleason Creek on Highway 395 n Alturas; North Fork of Pit River by confluence w/ Gleason Creek Comment
  UC956843  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1947-7-12 13386 Modoc irrigation ditch by Jones' Lane off Highway 395 several mi s Alturas Comment
  CAS-BOT-BC197534  Cercocarpus betuloides var. betuloides Bruce Bartholomew; Mona Bourell 1990-4-26 5159 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC197527  Cercocarpus betuloides var. betuloides Belknap C. Goldsmith 1910-5-26 11 Modoc W slope Warner Mts. 1828 Comment
  RSA101382  Cercocarpus ledifolius R. Weatherby 1955-7-8 1632 Modoc 5 miles N of Ft. Bidwell, Northern Warner Mts. 1646 Comment
  RSA104148  Cercocarpus ledifolius Milo S. Baker 1893-1 s.n. Modoc [Unspecified] Comment
  RSA11803  Cercocarpus ledifolius Elmer I. Applegate 1932-8-1 8055 Modoc Warner Mtns, near summit S of Warner Peak. Comment
  SEINET10543173  Cercocarpus ledifolius LeRoy E. Detling 1948-5-23 Detling 6247 Modoc Plum ridge, near canby, t43n,r7e,sec.8, mdm. Yellow pine forest. Pinus Ponderosa, p. Jeffreyi, juniperus occidentalis, arctostaphylos patula. Level Plateau, rocky red clay-loam 1524 Comment
  CAS-BOT-BC497219  Chaenactis douglasii Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -3 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  CAS-BOT-BC15067  Chaenactis douglasii var. douglasii Annie Montague Alexander; L. Kellogg 1946-7-7 4936 Modoc Eight Mile Creek, northeast corner of county 1752 Comment
  CAS-BOT-BC15071  Chaenactis douglasii var. douglasii Bruce Bartholomew; Barrett Anderson 1988-6-25 4377 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  UC725715  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc between Alturas and Canby Comment
  UC748340  Chaenactis douglasii var. douglasii Annie M. Alexander and Louise Kellogg 1946-6-10 4722 Modoc bench between Lower and Snake Lakes (slope facing Lower Lake); Lower Lake Comment
  HSC81052  Chaenactis nevadensis G. M. Riegel 1979-7-14 545 Modoc South Warner Mtns. 1739 Comment
  JEPS44979  Chamaebatiaria millefolium L. S. Smith 1918-6-23 1433 Modoc Modoc National Forest, w side Happy Camp Happy Camp; Modoc National Forest, Happy Camp Comment
  SEINET8731595 Image available Chamaesaracha nana Helen K. Sharsmith 1955-1 4509 Modoc adjacent to Highway 39 ca. 20 miles north of Canby, Modoc National Forest 1524 Comment
  UC1035971  Chamaesaracha nana Helen K. Sharsmith 1955-6-26 4509 Modoc ca 20 mi n Canby (adjacent to Highway 39); Modoc National Forest 1524 Comment
  UCSB6934  Chamaesaracha nana Sharsmith, Helen 1955-6-26 Modoc adjacent to Highway 39 ca. 20 miles north of Canby, Modoc National Forest. 1524 Comment
  JEPS124357  Chenopodium album Lowell Ahart, John Dittes 2015-7-16 20360 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-BC95517  Chenopodium berlandieri Bruce Bartholomew; Barrett Anderson 1990-7-21 5554 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  CDA32878  Chenopodium botrys M. Brooks 2009-11-1 PDR# 1526757 Modoc In the vicinity of Alturas. 0 Comment
  SFV7751  Chenopodium leptophyllum T. Gordon, K. Kimbrough 1975-8-15 1217 Modoc Just east of the entrance to Lava Beds National Monument. 1280 Comment
  UC748235  Chimaphila menziesii Annie M. Alexander and Louise Kellogg 1946-7-24 5063 Modoc trail to Emerson Camp (Bear Camp Flat); Warner Mts., Bear Camp Flat Comment
  RSA520495  Chimaphila umbellata subsp. occidentalis Bruce Bartholomew 1989-8-10 5044 Modoc 8.7 km E of Day on County Road 94. Comment
  CAS-BOT-BC58436  Chorispora tenella Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6450 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  CAS-BOT-BC15029  Chrysothamnus humilis Elmer Ivan Applegate 1932-8-1 8035 Modoc Arid summit of Warner Mts. N of Eagle Peak. Comment
  CAS-BOT-BC15006  Chrysothamnus nauseosus subsp. albicaulis Roxana Stinchfield Ferris 1951-9-14 12464 Modoc State line between Adel Oregon and Fort Bidwell. Comment
  CAS-BOT-BC14988  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer Ivan Applegate 1936-9-22 11058 Modoc Fleeners Chimneys, Lava Beds National Monument. Comment
  CAS-BOT-BC14993  Chrysothamnus viscidiflorus subsp. viscidiflorus Isabelo T. Kelly 1930-1-1 57 Modoc unspecified Comment
  CHSC85170  Chrysothamnus viscidiflorus subsp. viscidiflorus John Dittes; Josephine Guardino 1991-7-21 391 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
  UC71576  Chrysothamnus viscidiflorus subsp. viscidiflorus Mrs. M. H. Manning 1902-10-1 27 Modoc near Fort Bidwell (ne Modoc county) Comment
  UC195496  Chrysothamnus viscidiflorus subsp. viscidiflorus M. F. Gilman 520 Modoc Comment
  CAS-BOT-BC14972  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
  JEPS117477  Cichorium intybus Lowell Ahart, John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, 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-BC191007  Circaea alpina subsp. pacifica Bruce Bartholomew; Barrett Anderson 1988-7-22 4526 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  CAS-BOT-BC14956  Cirsium arvense W. T. Parsons; Thomas C. Fuller 1960-7-26 4872 Modoc Hwy 139, 1.5 mi. S/Tulelake. Comment
  CDA36045  Cirsium arvense CDFA Staff 1976-7-28 Modoc Tule Lake. 0 Comment
  CAS-BOT-BC14968  Cirsium cymosum Bruce Bartholomew; Barrett Anderson 1988-6-25 4379 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  RSA608377  Cirsium douglasii var. breweri L. C. Wheeler 1935-9-10 3966 Modoc 1 mile S McGinty Reservoir, Devil's Garden 1463 Comment
  CDA20569  Cirsium ochrocentrum C. Pirosko 2005-6-24 PDR 1303856 Modoc Modoc Plateau; Schluter Ranch off Hwy 395 on Pencil Road, N of Alturas ca 2 mi. 0 Comment
  CDA31791  Cirsium ochrocentrum K. Haas 2007-2-6 PDR# 1402971 Modoc County Rd 1, Cedarville 0 Comment
  CAS-BOT-BC14943  Cirsium vulgare Bruce Bartholomew 1989-8-10 5036 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC190999  Clarkia Fred. P. Cronemiller 1920-7-1 18 Modoc N slope back of Fillingim's. Comment
  CAS-BOT-BC191063  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1990-6-15 5217 Modoc SW side of of Hunters Ridge, 6.3 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  UC1586086  Clarkia lassenensis Barbara Ertter 1988-6-18 7622 Modoc Hwy 139 ca. 50 airmiles s.w. Klamath Falls (a few mi. n. of Agric. Inspection Sation, 1 mi. s. of s. junction ot Lava Beds Nat'l Monument, e. of Tonesta) 1310 Comment
  CAS-BOT-BC191041  Clarkia rhomboidea John Thomas Howell 1934-6-13 12048 Modoc Fandango Pass. 1828 Comment
  SEINET10837715  Clarkia rhomboidea Nancy R. Morin 1978-7-7 Morin 263 Modoc Fandango Pass (Ca 8 miles E of S end of Goose Lake). Ca. 6000 feet. Dry rocky areas. 1830 Comment
  UC71666  Clarkia rhomboidea Mrs. M. H. Manning 1903-7 282 Modoc Warner Mt. 1524 Comment
  CAS-BOT-BC197447  Claytonia lanceolata Bruce Bartholomew; Barrett Anderson 1989-4-28 4660 Modoc 4.3 km E of the Modoc National Forest Boundary on Parker Creek Road, W side of Warner Mts. 1740 Comment
  SEINET5336342  Claytonia lanceolata M. J. Williams 1968-5-31 1152 Modoc Cedar Pass Comment
  CAS-BOT-BC197426  Claytonia rubra subsp. rubra Mrs. H. C. Cantelow 1940-6-2 4198 Modoc NW of Canby. Rd to Lava Beds. Comment
  CAS-BOT-BC197464  Claytonia rubra subsp. rubra John H. Hatton 1911-6-12 83 Modoc Modoc County. 1371 Comment
  SBBG2626  Cleome platycarpa H. and M. Dearing 1939-6-7 3582 Modoc near Alturas Comment
  CAS-BOT-BC226095  Collinsia parviflora Bruce Bartholomew 1991-6-21 5823 Modoc Vicinity of Drift Fence Tank, 2 km S of Forest Service road 73 on road to Rim Rock Valley. 1580 Comment
  CAS-BOT-BC226099  Collinsia parviflora Bruce Bartholomew 1990-6-16 5257 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2130 Comment
  CAS-BOT-BC229853  Collinsia parviflora Francis Dorris Payne 1931-6-25 270 Modoc Pine Creek Basin. 2316 Comment
  RSA534599  Collinsia parviflora Bruce Bartholomew 1991-6-20 5780 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  UC26624  Collinsia parviflora M. S. Baker and Frank Nutting 1894-6-4 Modoc Hot Springs Valley Comment
  UC153506  Collinsia torreyi var. latifolia Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA503238  Collinsia torreyi var. latifolia Bruce Bartholomew, B. Anderson 1988-6-23 4269 Modoc 4 km W of Day on County road 94. 1340 Comment
  CAS-BOT-BC190734  Collomia grandiflora Bruce Bartholomew; Barrett Anderson 1989-6-2 4805 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  RSA304456  Collomia grandiflora D. H. Wilken, D. M. Smith 1971-7-1 10112 Modoc 1 mile E of Fandango Pass. Comment
  UC71714  Collomia grandiflora Mrs. M. H. Manning 1903-10-11 35 Modoc ne Modoc County Warner Range 1828 Comment
  CAS-BOT-BC190727  Collomia linearis Bruce Bartholomew 1994-7-2 6814 Modoc E of Bald Mtn. on E side of the Warner Mountains. 2230 Comment
  UC205016  Collomia linearis Mrs. M. H. Manning 1907-1 Modoc near 12 Mile Creek (e side of Mt. Bidwell, ne Modoc Co.) Comment
  UCR186867  Collomia tenella Glenn L. Clifton 2007-7-16 46426 Modoc Warner Mtns, South Fork Pine Creek 2172 Comment
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Jan 18 2008
  CAS-BOT-BC190711  Collomia tinctoria Bruce Bartholomew 1991-7-6 5996 Modoc Webb Flat, 5.6 km S of turn off to Happy Camp Ranger Station. Area burned within the last year. 1400 Comment
  CAS-BOT-BC225784  Comandra umbellata subsp. californica Bruce Bartholomew 1995-6-1 6926 Modoc 2.7 km E of Day between Day and Lookout on County Road 94. 1340 Comment
  HSC31084  Comarum palustre R. F. Thorne, C. W. Tilforth 1969-9-5 39162 Modoc Modoc National Forest: Warner Mtns.; Clear Lake 1768 Comment
  SBBG30598  Convolvulus arvensis D. Myrick 1968-6-20 1977 Modoc Davis Crk on Hwy 395, 15 mi N of Alturas Comment
  UCD126204  Convolvulus arvensis Herbert L. Mason; Verne Grant 1947-7-10 13338 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC14945  Conyza canadensis Leland S. Smith 1510 Modoc Lava Lake. 1310 Comment
  JEPS62803  Cordylanthus capitatus Wayne Roderick 1970-8-23 Modoc about 3 mi n summit of Cedar Pass (nw of Cedarville) Comment
  SEINET4676264  Cordylanthus capitatus B. Bartholomew, Anderson 1988-7-23 4560 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains. Fort Bidwell 15 foot Quad.; 0 2140 Comment
  CAS-BOT-BC210267  Cornus sericea Alice Eastwood; John Thomas Howell 1940-6-12 8059 Modoc Between Likely and Jess Valley Comment
  POM97790  Corydalis aurea subsp. aurea Mrs. R. M. Austin 1884-06 s.n. Modoc Modoc County: Pilt River Comment
  CAS-BOT-BC197569  Crataegus douglasii C. C. (Mrs.) Bruce 1893-6-1 90 Modoc Davis Creek. Comment
  HSC102678  Crataegus douglasii J. P. Smith, J. O. Sawyer 2011-8-14 13372 Modoc Fence row along Plum Valley Road, east of Davis Creek. 1494 Comment
  CDA4470  Crepis acuminata J. R. Keck Jr., Pfeiffer 1985-6-6 PDR 237691 Modoc Forest land near Lookout Junction, southwest corner of Modoc County. 0 Comment
  CHSC54173  Crepis bakeri Vernon H. Oswald 1991-5-28 4632 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north-northeast of Bieber. 1264 Comment
  CAS-BOT-BC14920  Crepis bakeri subsp. cusickii K. Paulson; Robert Paulson 1988-6-11 31 Modoc N of Stough Reservoir, Warner Mts.. 2011 Comment
  UCD130924  Crepis bakeri subsp. cusickii G. L. Stebbins Jr.; A. A. Beetle 1942-5-30 3246 Modoc 8 miles northwest of Canby, on road to Tule Lake. 1554 Comment
  CAS-BOT-BC14855  Crepis intermedia Elmer Ivan Applegate 1932-8-1 8002 Modoc N of Mill Creek Meadows, Warner Mountains 2438 Comment
  CAS-BOT-BC14860  Crepis intermedia Bruce Bartholomew; Barrett Anderson 1988-6-25 4378 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  UC748081  Crepis intermedia Annie M. Alexander and Louise Kellogg 1946-6-28 4865 Modoc Pine Creek Canyon Warner Mountains (mouth, n end of mts.) 1524 Comment
  UC31308 Image available Crepis modocensis Mrs. R. M. Austin Jun 1894 Modoc Lava Beds Comment
  CAS-BOT-BC14879  Crepis modocensis subsp. modocensis Ernest Brown Babcock; George Ledyard Stebbins 1936-6-9 1808 Modoc Cedar Creek Canyon, about 3 mi. W of Cedarville, Warner Mountains 1676 Comment
  CAS-BOT-BC14880  Crepis modocensis subsp. subacaulis Bruce Bartholomew 1990-6-17 5353 Modoc 7.2 km N of Buck Creek Ranger Station, W side of Warner Mountains. 1950 Comment
  CHSC70465  Crepis occidentalis A. Sanger 1997-6-3 2481 Modoc Along Mowitz Rd, at Boles Cr. crossing. Upland above creek. 1463 Comment
  SBBG8042  Crepis occidentalis H. and M. Dearing 1939-6-9 3639 Modoc N of Squaw Peak, Warner Mtns Comment
  CAS-BOT-BC14896  Crepis occidentalis subsp. costata Isabelo T. Kelly 1930-1-1 42 Modoc E slope of Warner Mts., near Ft. Bidwell. Comment
  SEINET7881829 Image available Crepis occidentalis subsp. costata Helen K. Sharsmith 1955-1 4485 Modoc just north of Cedar Pass. 1890 Comment
  CAS-BOT-BC14916  Crepis occidentalis subsp. occidentalis George Ledyard Stebbins; J. A. Jenkins 1937-7-15 2367 Modoc Center of Round Valley. 1066 Comment
  CAS-BOT-BC95594  Cressa truxillensis R. M. Austin 1894-8-1 s.n. Modoc Davis Creek. Comment
  UC1191647  Cressa truxillensis Herbert L. Mason 1947-8-15 13541 Modoc e. side Goose Lake (mouth of Crane Creek on Willow Ranch); Willow Ranch, Crane Creek, Goose Lake Comment
  CAS-BOT-BC14836  Crocidium multicaule Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6444 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1460 Comment
  CAS-BOT-BC14874  Crocidium multicaule Edward Kent Balls 1950-5-10 15956 Modoc Hwy 395, 5.5 mi. E of Alturas. 1524 Comment
  CAS-BOT-BC14828  Crocidium multicaule Leland S. Smith 1919-4-20 1077 Modoc W of Alturas. 1371 Comment
  RSA534605  Crocidium multicaule Bruce Bartholomew 1991-5-25 5749 Modoc ca. 1 km west of Tionesta. 1320 Comment
  UC84171  Crocidium multicaule Mrs. R. M. Austin 1884-6-1 Modoc plains of Goose Lake Valley Comment
  JEPS123863  Crypsis alopecuroides Lowell Ahart, John Dittes 2015-7-16 20385 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  SDSU20122  Cryptantha affinis Lee Ripma, R. B. Kelley 2012-7-24 387 Modoc Side of FR31. 2386 Comment
  CAS-BOT-BC54131  Cryptantha ambigua J. L. Gentry; E. Jensen 1968-7-4 2113 Modoc 15.2 mi NW of junction of Hwys 139 and 299 on Hwy 139. 1447 Comment
  HSC3594  Cryptantha ambigua M. T. Milligan 1965-6-23 305 Modoc N end Jess Valley 1616 Comment
  UC1586031  Cryptantha ambigua Barbara Ertter 1988-6-18 7616 Modoc 1 mi s jct to Lava Beds National Monument (Hwy 139, ca 50 airmiles sw of Klamath Falls, a few mi n of Agric. Inspection Station, e of Tonesta) 1310 Comment
  CAS-BOT-BC54104  Cryptantha intermedia Milo Samuel Baker; Franklin P. Nutting 1894-6-29 Modoc Big Valley near Lookout. Comment
  CAS-BOT-BC54110  Cryptantha intermedia C. C. (Mrs.) Bruce 1893-6-1 84 Modoc Davis Creek. Comment
  SFV3084  Cryptantha intermedia I. L. Wiggins, D. B. Wiggins 1961-6-12 16382 Modoc Warner Mountains Rocky, clay mesa 5 miles east of CA Highway 299, along Cedar Pass Road. 1585 Comment
  CAS-BOT-BC54148  Cryptantha intermedia Mrs. Annie F. Rodda 1932-7-1 s.n. Modoc between Alturas and Macarthur Comment
  UC24691  Cryptantha intermedia Milo S. Baker 1893-6-20 Modoc Comment
  HSC3584  Cryptantha muricata M. T. Milligan 1964-6-6 9 Modoc N side of Dorris Reservoir along shore 1372 Comment
  UC402820  Cryptantha simulans Milo S. Baker 1890-1 Modoc Forestdale Comment
  SDSU20234  Cryptantha subretusa Ronald B. Kelley 2005-7-26 934 Modoc In Warner Mountains on both sides of Summit Trail just south of Pepperdine camp area. 2163 Comment
  CAS-BOT-BC54078  Cryptantha torreyana Alice Eastwood; John Thomas Howell 1940-6-13 8168 Modoc Cedarville. Comment
  CAS-BOT-BC54082  Cryptantha watsonii Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6007 Modoc East of Cedarville. 1249 Comment
  CAS-BOT-BC30161  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc 1.5 miles S of Gassaway Reservoir. 1097 Comment
  UC1523741  Cupressus bakeri Gary Schoolcraft 1981-9-1 573 Modoc w of; Day 1066 Comment
  POM182428  Cuscuta indecora Milo S. Baker 1899-8-16 249 Modoc Little Hot Spring Valley Comment
  UC71860  Cuscuta subinclusa Mrs. M. H. Manning 1904-8 498 Modoc Joseph Creek 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
  UC71859  Cypripedium montanum Mrs. M. H. Manning 1904-7-9 173 Modoc Cottonwood Pass Comment
  CAS-BOT-BC30212  Cystopteris fragilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16422 Modoc Near summit of Cedar Pass, between Alturas and Cedarville. 1958 Comment
  UC672642  Cystopteris fragilis F. H. Frost 1925-7-11 10 Modoc Cedar Canyon Campsite; Warner Mts. Comment
  UC70669  Dactylis glomerata Mrs. M. H. Manning June 1903 407 Modoc north-eastern Modoc County Comment
  CAS-BOT-BC245210  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1988-6-23 4272 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC245213  Damasonium californicum M. Vasey 1900-6-30 9038 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  UC1523805  Damasonium californicum Gregg Reigel 1981-7-13 1155 Modoc near Lookout Lookout 1280 Comment
  UC1536803  Damasonium californicum Gordon H. True Jr. 1939-6-6 1013 Modoc Gooch Swamp near Lookout; Gooch Swamp Comment
  SD34479  Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt Adin. 1829 Comment
  SEINET190962 Image available Danthonia unispicata A. A. Beetle 1941-6-29 2834 Modoc Near summit of Mt. Adin. 1829 Comment
  UC816978  Danthonia unispicata C. L. Hitchcock 1940-5-28 6720 Modoc near Surprise (ca 15 mi n of Alturas) 1402 Comment
  UC53339  Danthonia unispicata M. S. Baker and Frank Nutting 1894-1 Modoc Comment
  SBBG128752  Deinandra lobbii L. Ahart, J. Dittes 2008-8-25 15328 Modoc vernal pools on E side County Rd 91, 3.9 mi (air) NNE of Lookout 1275 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
  CAS-BOT-BC217338  Delphinium andersonii James Vale; et al 1978-5-1 Modoc Lookout-Hackamore Road, N of Bieber. Comment
  CAS-BOT-BC217343  Delphinium depauperatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5523 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS43417  Delphinium depauperatum L. S. Smith 1917-6-2 783 Modoc Parsnip Creek, S. Warner Mts. 1524 Comment
  UC1037209  Delphinium nudicaule Leo Whitney 1934-4-29 1569 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 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-BC217319  Delphinium nuttallianum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-12 6526 Modoc W side of Whitehorse Reservoir. 1360 Comment
  CHSC85139  Delphinium nuttallianum John Dittes; Josephine Guardino 1991-6-1 374 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-BC217277  Delphinium nuttallianum Belknap C. Goldsmith 1913-5-13 94 Modoc Modoc County. 1600 Comment
  JEPS23622  Delphinium stachydeum L. S. Smith 1918-8-7 1013 Modoc Camp One-T39-16 2438 Comment
  NY492432  Delphinium stachydeum B. M. Bartholomew 1989-6-2 4810 Modoc Northeast side of Upper Lake, 4 km south of road to Fee Reservoir, northeast end of Surprise Valley. 1420 Comment
  UCR34486  Delphinium stachydeum J. A. Harpel 1981-8-7 V- 53 Modoc Warner Mtns, South Warner Wilderness Area, Pine Creek Basin Trail, 7 mi. NW of Eagleville 2490 Comment
  UC1024843  Deschampsia danthonioides Leo Whitney 1935-6-9 3209 Modoc White Horse Comment
  UC1523780  Deschampsia danthonioides Gary Schoolcraft 1981-6-10 594 Modoc near Loveness Pond n. of Canby 1508 Comment
  UC53589  Deschampsia danthonioides M. S. Baker and Frank Nutting 1894-6-13 Modoc w. shore of Egg Lake Comment
  UCD62393  Deschampsia danthonioides Elizabeth Wilson Date Unknown Modoc Modoc Co. Comment
  CAS-BOT-BC247770  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1988-7-23 4598 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  CHSC109891  Descurainia incana B. Castro; L. P. Janeway 2012-7-25 1964 Modoc Warner Mountains. Along Twelve Mile Creek ca 3.5 air mi ESE of Dismal Swamp and 1.8 air mi NE of Mount Bidwell. 2173 Comment
  CAS-BOT-BC58623  Descurainia incisa C. L. Hitchcock 1940-5-27 6713 Modoc 15 mi. NW of Alturas. 1676 Comment
  CAS-BOT-BC58625  Descurainia incisa John Thomas Howell 1934-6-13 12065 Modoc Fandango Pass, Warner Mountains 1828 Comment
  UC10818  Descurainia pinnata Milo S. Baker Jun 20 1893-Jul 14 1893 Modoc near Egg Lake 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-BC242119  Dichelostemma capitatum subsp. capitatum Bruce Bartholomew; Mona Bourell 1990-4-26 5148 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC242115  Dichelostemma multiflorum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 68 Modoc Near Parker Creek, 15 mi. from Alturas. Comment
  CHSC70482  Dichelostemma multiflorum A. Sanger 1997-6-24 2545 Modoc Across the road west of McKay Flat in CALO exclosure. 1450 Comment
  RSA598804  Dichelostemma multiflorum Christopher Davidson 1973-5-26 2143 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat l Forest 1524 Comment
  UC73890  Dieteria canescens var. shastensis Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC14846  Dimeresia howellii Dean William Taylor; G. L. Clifton 1987-6-27 9108 Modoc Warner Mts., ca. 1.5 mi. E of Cedar Pass on Hwy 299. 1615 Comment
  CAS-BOT-BC172826  Dimeresia howellii B. Bartholomew 1991-6-22 5858 Modoc 2.9 km NE of road between Fort Bidwell and Fee Resrvoir on road to Big Mud Lake 1680 Comment
  CAS-BOT-BC229913  Diplacus cusickioides K. Paulson; Robert Paulson 1991-7-13 241 Modoc Granger Canyon, E side of Warner Warner Mountains. 1463 Comment
  CAS-BOT-BC229910  Diplacus cusickioides P. Monnet 1913-7-7 882 Modoc Warner's Range. 1828 Comment
  CAS-BOT-BC234522  Diplacus layneae K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC234487  Diplacus nanus Alice Eastwood; John Thomas Howell 1940-6-15 8277 Modoc Near Perez. Comment
  CAS-BOT-BC234492  Diplacus nanus Alice Eastwood; John Thomas Howell 1940-6-11 8027 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC234498  Diplacus nanus Annie Montague Alexander; L. Kellogg 1946-7-24 5075 Modoc Horse Mountain, Warner Mts. Comment
  SD133259  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end. Between Kramer Reservoir and White Horse-Lookout road along intermittent stream; 2.3 rd mi W of railroad crossing 1299 Comment
  CAS-BOT-BC234442  Diplacus tricolor Bruce Bartholomew 1991-7-6 5965 Modoc 2.4 km W of County Road 91 Forest Service road 42N03. 1340 Comment
  HSC7537  Dipsacus fullonum M. T. Milligan 1964-8-8 223 Modoc 200 yards S of Pine Creek Blvd. on Hwy. 395 1372 Comment
  CAS-BOT-BC248374  Distichlis spicata Isabel T. Kelly 1930-1-1 59 Modoc Fort Bidwell Comment
  UCD64169  Distichlis spicata L. Whitney 1934-5-28 2174 Modoc Lake Joaquina, Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  CHSC70476  Dodecatheon alpinum A. Sanger 1997-6-22 2534 Modoc North Fitzhugh Creek where the road to the spring dead-ends. 2048 Comment
  RSA601890  Dodecatheon alpinum Louis C. Wheeler 1935-8-1 3736 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  SEINET8553019  Dodecatheon alpinum W. Roderick 1969-6-14 s.n. Modoc Creek above Blue Lake. 1524 Comment
  UC105786  Dodecatheon conjugens Mrs. R. M. Austin Apr, 1894 43 Modoc Goose Lake Valley Comment
  JEPS9496  Dodecatheon conjugens E. H. Steffen 5 Modoc West Valley Camp Warner Mts., West Valley Camp 1676 Comment
  OBI47981  Dodecatheon conjugens Rhonda Riggins 1989-4-28 1669 Modoc 5.7 mi N of hwy 395 E of Alturas on rd to Raker and Thomas Reservoir (continuation of Pencil Rd) 1524 Comment
  UC1514512  Dodecatheon conjugens E. H. Steffen May 21 1917-May 29 1917 5 Modoc West Valley Camp Modoc Forest, West Valley Camp 1524 Comment
  UC1719911  Dodecatheon conjugens D. H. Norris 1996-4-23 88099 Modoc near intersection Bushy Rd. Comment
  CAS-BOT-BC218270  Dodecatheon ellisiae Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6429 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  CAS-BOT-BC95108  Downingia bacigalupii Bruce Bartholomew 1989-7-14 4964 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CAS-BOT-BC95112  Downingia bacigalupii Leland S. Smith 1924-6-4 1368 Modoc S side of Egg Lake. 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
  CHSC14087  Downingia bacigalupii K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5827 Modoc Dry vernal pool on e side of railroad tracks, on n side of Whitehorse-Lookout Road. Comment
  POM128307  Downingia bacigalupii Franklin P. Nutting s.n. Modoc Forestdale. Comment
  UC890640  Downingia bacigalupii A. A. Heller 1938-6-24 15229 Modoc near Adin (along U.S. Highway 299) 1280 Comment
  UCD37474  Downingia bicornuta Beecher Crampton 1960-6-17 5701 Modoc Modoc County, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station, McKay Flat. 1280 Comment
  SEINET12329659  Downingia bicornuta N. H. Holmgren, Holmgren, P. K. 1980-1 9452 Modoc California Highway 139, 22.9 km (14.2 mi) west-northwest of junction with U.S. Highway 299, 21 km 1460 Comment
  JEPS23864  Downingia bicornuta var. bicornuta Peter H. Raven with Otto T. Solbrig 1958-6-18 13323 Modoc e outskirts of Lookout Lookout Comment
  UC1537635  Downingia bicornuta var. bicornuta Gordon H. True Jr. 1939-6-25 1034 Modoc ne of Alturas; Boles Meadow Comment
  JEPS14474  Downingia cuspidata Milo S. Baker 1893-6-18 Modoc Egg Lake Comment
  OBI48703  Downingia elegans Lewis S. Rose 1940-6-11 40511 Modoc Canby 1326 Comment
  CHSC66295  Downingia insignis Vernon H. Oswald 1996-6-27 7902 Modoc Dorris Reservoir, Modoc National Wildlife Refuge, ca. 3 mi E of Alturas. Modoc Plateau. 1335 Comment
  CAS-BOT-BC95139  Downingia insignis Mrs. H. C. Cantelow 1940-5-31 4000 Modoc E of Canby. 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
  CHSC99271  Downingia laeta Lowell Ahart; John Dittes 2008-6-21 14984 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. Comment
  CAS-BOT-BC58286  Draba albertina Bruce Bartholomew 1990-6-16 5259 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  UC748102  Draba albertina Annie M. Alexander and Louise Kellogg 1946-8-3 5112 Modoc head of Eagle Creek Warner Mountains, Eagle Creek Comment
  JEPS53522  Draba densifolia Mrs. R. M. Austin and Bruce 1898-6-18 2133 Modoc Lake City Pass 2133 Comment
  CAS-BOT-BC41932  Draba novolympica Annie M. Alexander; Louise Kellogg 1946-8-9 5134 Modoc Between Squaw Peak and Warren Peak, Patterson Lake Trail, Warner Mountains. Comment
  UC1587050  Draba verna G. Schoolcraft 1991-5-7 2134 Modoc s Dutch Flat Cr (at nw corner Round Valley); s of Dutch Flat Cr at nw corner of Round Valley 1310 Comment
  UCD99514  Drosera anglica J. P. Smith; J. O. Sawyer 1973-8-9 7281 Modoc Blue Lake, Modoc National Forest. 1828 Comment
  POM338222  Drymaria F. R. Fosberg 1957-8-18 38852 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  CAS-BOT-BC214764  Drymocallis glandulosa Bruce Bartholomew 1995-8-1 7155 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 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
  CAS-BOT-BC214755  Drymocallis glandulosa Elmer Ivan Applegate 1935-6-10 9478 B Modoc S base of Caldwell Butte, Lava Beds Natonal Monument. Comment
  HSC25988  Drymocallis glandulosa var. glandulosa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19492 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 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
  CHSC109480  Drymocallis lactea var. austiniae L. P. Janeway; B. Castro 2012-7-27 11018 Modoc Warner Mountains. Along an unnamed mining accessd road 1.0 air km east of Yellow Mountain, 0.5 air km east of Mineral Spring. 2335 Comment
  UC545676  Drymocallis lactea var. austiniae L. D. Whitney 1935-7-11 3479 Modoc Glass Mountain Glass Mountain (U.S.B.E. - Plot RS-4) Comment
  UCSB19850  Drymocallis lactea var. lactea Hardham, Clare 1961-6-20 Modoc Mt. Bidwell Dismal Swamp Rd. 2438 Comment
  JEPS44260  Drymocallis pseudorupestris W. L. Jepson 1918-8-7 7878 Modoc very summit Mt. Bidwell 2507 Comment
  RSA608436  Dugaldia hoopesii L. C. Wheeler 1935-8-16 3886 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UCR67444  Echinochloa crus-galli George K. Helmkamp 1990-9-23 I- 25 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CHSC116189  Elatine Lowell Ahart; John Dittes 2015-7-15 20353 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116191  Elatine Lowell Ahart; John Dittes 2015-7-15 20349 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ask Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  RSA604673  Elatine brachysperma L. C. Wheeler 1935-8-23 3912 Modoc South Mt. Reservoir, Devil's Garden. 1677 Comment
  CHSC112826  Elatine californica Lowell Ahart; John Dittes 2013-7-24 18918 A Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  RSA210824  Elatine gracilis R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39116 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  POM313052  Eleocharis acicularis var. acicularis H. L. Mason 1947-8-12 13512 Modoc Junction of North and South forks of Pit River, Alturas. Comment
  POM172483  Eleocharis bella Franklin P. Nutting 1894-8-20 s.n. Modoc Forestdale [sw Modoc Co; 160 acres of woodland & meadow, owned by M. S. Baker family, 12 mi w of Lookout, a small village on Pit river; = Baker Place of Modoc National Forest map (1941)., Adjacent to Taylor Mt (original location of Forestdale) (Jepson Herbarium Place Name Index)] 1372 Comment
  RSA577564  Eleocharis bella L. C. Wheeler 1935-8-3 3765 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CAS-BOT-BC242384  Eleocharis bolanderi Milo Samuel Baker 1894-6-9 2254 Modoc Near Forestdale. Comment
  SJSU9588  Eleocharis macrostachya W. Savage 1979-7-5 1352 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1100743  Eleocharis macrostachya Herbert L. Mason 1947-8-15 13560 Modoc spring leading into W side of Goose Lake, 11 mi from Davis Creek Comment
  CHSC115569  Eleocharis obtusa Lowell Ahart; John Dittes 2015-7-15 20355 Modoc On the east side of Elkins Lane, about 200 yards northeast of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) norheast of Bieber, Big Valley. 1266 Comment
  UCD18895  Eleocharis pachycarpa Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 203 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site, pool # CAN001. Comment
  UC1100732  Eleocharis palustris Calvin McMillan, Malcolm A. Nobs 1949-6-16 791 Modoc 33 mi NNW of Alturas (Dry Valley Reservoir) Comment
  RSA577446  Eleocharis palustris L. C. Wheeler 1935-9-1 3935 Modoc Pine Spring, Devil s Garden. 1524 Comment
  UC70016  Eleocharis palustris Mrs. M. H. Manning 140 Modoc north-eastern Modoc County Comment
  RSA210802  Eleocharis rostellata Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39105 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 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
  CAS-BOT-BC245106  Elodea nuttallii Robert Folger Thorne; et al 1969-9-4 39118 Modoc N Fork of Pit River, 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  CAS-BOT-BC247762  Elymus Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake near south end - Modoc National Forest Comment
  UC1037179  Elymus X macounii Leo Whitney 1935-8-13 3618 Modoc U.S.B.E.--MC-2 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
  RSA503034  Elymus elymoides Bruce Bartholomew, B. Anderson 1988-6-23 4221 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC247751  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1988-7-21 4452 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  UC1137019  Elymus glaucus August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  UCD62360  Elymus glaucus subsp. glaucus L. S. Smith 1918-8-11 Modoc Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC247731  Elymus multisetus Bruce Bartholomew; Barrett Anderson 1990-7-19 5405 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CHSC115507  Elymus multisetus L. P. Janeway 2014-7-8 11456 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  JEPS121216  Elymus repens Lowell Ahart, John Dittes 2013-7-24 18934 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  HSC80812  Elymus trachycaulus G. M. Riegel 1979-9-8 759 Modoc South Warner Mtns. 640 Comment
  CAS-BOT-BC247723  Elymus trachycaulus subsp. trachycaulus Ernest Christian Twisselmann 1966-9-22 6576 Modoc Ridge at the SE end of Long Valley. 2042 Comment
  CHSC100510  Elymus trachycaulus subsp. trachycaulus Lowell Ahart; John Dittes 2008-8-25 15308 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  UCD62688  Elymus trachycaulus subsp. trachycaulus August L. Hormay 1932-7-17 Modoc Lily Lake. 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
  CHSC106190  Elymus triticoides Lowell Ahart; John Dittes 2010-8-31 17131 Modoc West side of Elkins Lane, about 10 yards south 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
  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
  SEINET12087293  Enemion stipitatum M. S. Baker 1896-1 s.n. Modoc no further locality Comment
  CAS-BOT-BC191016  Epilobium brachycarpum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16368 Modoc Junction of Cedar Pass road with Hwy 299. Comment
  CAS-BOT-BC191022  Epilobium brachycarpum Bruce Bartholomew 1991-6-21 5799 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  JEPS39237  Epilobium brachycarpum W. L. Jepson 1918-8-9 7912 Modoc Ft. Bidwell Comment
  RSA0011490  Epilobium brachycarpum Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46964 Modoc Ca. 3.4 miles north of Alturas at bridge over North Fork of Pit River Comment
  CHSC106344  Epilobium campestre Lowell Ahart; John Dittes 2010-8-30 17058 Modoc About 10 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
  CAS-BOT-BC190995  Epilobium ciliatum subsp. ciliatum Verne Grant; I. Schneider 1947-7-19 8079 Modoc Southern Pacific right-of-way, Williams Ranch between Alturas and Likely. 1219 Comment
  CHSC116097  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2015-7-16 20368 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), 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. 1267 Comment
  HSC68558  Epilobium ciliatum subsp. ciliatum Gary Schoolcraft 1979-8-2 164 Modoc At Ten Mile Creek 1768 Comment
  UC1191719  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-8-28 8333 Modoc nw Alturas; Jack Swamp Comment
  UC1191744  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-8-28 8340 Modoc nw Alturas; Jack Swamp Comment
  CAS-BOT-BC190983  Epilobium ciliatum subsp. glandulosum Annie Montague Alexander; L. Kellogg 1946-7-11 4965 Modoc Eight Mile Creek. Comment
  RSA41238  Epilobium ciliatum subsp. glandulosum A. M. Alexander, Louise Kellogg 1946-7-11 4964 Modoc Slope west of Eight Mile Creek, northeast corner of Modoc County Comment
  CAS-BOT-BC190974  Epilobium densiflorum Elmer Ivan Applegate 1932-7-8 7564 Modoc Western margins of Cowhead Lake. Comment
  UC1191612  Epilobium densiflorum Herbert L. Mason and Verne Grant 1947-7-13 13452 Modoc near Goose Lake (w end of Pass, on road to Fort Bidwell); Fandango Pass Comment
  HSC16324  Epilobium hallianum M. T. Milligan 1964-6-25 89 Modoc Upper Lassen Creek 1829 Comment
  UC635379  Epilobium hallianum F. H. Frost 1925-7-25 160 Modoc Eagle Peak Warner Mountains Comment
  CAS-BOT-BC190871  Epilobium pygmaeum Clare Butterworth Hardham 1974-8-6 20176 Modoc Cedar Pass. 1935 Comment
  CAS-BOT-BC30177  Equisetum laevigatum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16451 Modoc Wet meadow at southern outskirts of Fort Bidwell. Comment
  CAS-BOT-BC30181  Equisetum laevigatum Verne Grant; I. Schneider 1947-7-20 8107 Modoc North Fork of Pit River, downstream from Alturas. Comment
  HSC862  Equisetum laevigatum M. T. Milligan 1965-6-23 291 Modoc E of Jess Valley 1616 Comment
  HSC16005  Eremalche parryi M. T. Milligan 1964-6-6 8 Modoc N side of Dorris Reservoir along shore 1372 Comment
  RSA424441  Eremocarpus setiger Margaret J. Williams 1985-8-13 85- 67 -1 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. Comment
  CAS-BOT-BC95491  Eremogone aculeata John H. Hatton 1911-6-20 130 Modoc Near Bolles meadows, Lava-Juniper country. 1524 Comment
  HSC80714  Eremogone aculeata G. M. Riegel 1978-8-17 182 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC95441  Eremogone congesta Barrett Anderson 1986-7-10 3206 Modoc West Warner Rd. along Bear Flat. 1845 Comment
  CAS-BOT-BC95450  Eremogone congesta R. K. Gierisch; D. H. Esplin 1969-7-15 3544 Modoc unspecified 1524 Comment
  HSC95833  Eremogone congesta Juha Pykala, D. H. Norris 1987-5-27 1117 Modoc Modoc National Forest, 4 mi. from Hwy. 299, Crowder Flat Rd. 1518 Comment
  SJSU9535  Eremogone congesta var. subcongesta W. Savage 1979-7-3 1272 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC291261  Ericameria bloomeri Mrs. C. C. Bruce 1899-8-1 s.n. Modoc Goose Lake Comment
  CAS-BOT-BC14813  Ericameria bloomeri Elmer Ivan Applegate 1936-9-29 11079 Modoc Bald Crater loop near and S of natural bank spur, Lava Beds National Monument. Comment
  CAS-BOT-BC14815  Ericameria bloomeri Elmer Ivan Applegate 1936-9-29 11079 Modoc Bald Crater loop near and S of natural bank spur, Lava Beds National Monument. Comment
  RSA78894  Ericameria bloomeri E. K. Balls, Percy C. Everett 1952-10-11 18160 Modoc 15.7 miles NW of jct. of Hwys 299 and 139, along Hwy. 139, between Alturas and Klamath Falls 1402 Comment
  UCR150529  Ericameria discoidea David A. Charlet 1989-8-13 219 Modoc Warner Mountains, N face of Eagle Peak 2927 Comment
  UC190590  Ericameria greenei M. F. Gilman 517 Modoc Comment
  HSC12538  Ericameria nauseosa var. hololeuca Mrs. R. M. Austin Aug 1894 Modoc N of Alturas Comment
  JEPS5952  Ericameria nauseosa var. speciosa Frances D. Payne 1931-9-18 341 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA74773  Erigeron barbellulatus Elroy Robinson 1936-7-20 b 115 Modoc Along trail bet Mono Hot Springs and Mono Meadow. 2134 Comment
  SBBG29975  Erigeron bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 mi NE of Alturas 1615 Comment
  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-BC42846  Erigeron bloomeri var. bloomeri Alice Eastwood; John Thomas Howell 1940-6-12 8084 Modoc Jess Valley. Comment
  CHSC112854  Erigeron bloomeri var. bloomeri L. P. Janeway; B. Castro 2014-6-2 11281 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  RSA164350  Erigeron bloomeri var. bloomeri Clare B. Hardham 1961-6-18 7557 Modoc 3 miles SE of Cedar Pass. 1829 Comment
  UC895621  Erigeron bloomeri var. bloomeri C. L. Hitchcock 1940-5-27 6669 Modoc 15 mi e Alturas 1615 Comment
  SBBG8713  Erigeron chrysopsidis var. austiniae H. and M. Dearing 1939-6-9 3621 Modoc near Squaw Peak, Warner Mtns 2133 Comment
Read comments
Apr 17 2007
  CAS-BOT-BC42815  Erigeron compositus Leland S. Smith 1917-7-2 64 Modoc Slopes of Mt. Warren, Warner Mountains, Modoc National Forest 2682 Comment
  CAS-BOT-BC42821  Erigeron coulteri Elmer Ivan Applegate 1932-7-31 7967 Modoc Mill Creek Meadows, Warner Mountains Comment
  JEPS127166  Erigeron divergens Lowell Ahart, John Dittes 2016-7-14 21154 Modoc 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. Comment
  UC468814  Erigeron divergens M. F. Gilman 658 Modoc Comment
  CAS-BOT-BC42751  Erigeron eatonii var. plantagineus Bruce Bartholomew 1993-6-14 6677 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  SJSU6619  Erigeron eatonii var. plantagineus H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Road 2072 Comment
  UC87676  Erigeron eatonii var. plantagineus Mrs. R. M. Austin June 1894 Modoc Lava Beds Comment
  RSA245024  Erigeron elegantulus D. H. Norris, Nelson, Dowty 1971-6-23 s.n. Modoc along the South fork of the Pit River, about 6 miles east of Likely Comment
  CAS-BOT-BC49628  Erigeron filifolius Annie Montague Alexander; L. Kellogg 1946-7-17 4999 Modoc South Fork Davis Creek, Warner Mountains 1676 Comment
  UC748399  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-6-18 4790 Modoc lower part of road Patterson Mill Road Comment
  CAS-BOT-BC49613  Erigeron glacialis var. glacialis Elmer Ivan Applegate 1932-8-1 8021 Modoc Just N of Warren Peak. Comment
  CAS-BOT-BC49615  Erigeron glacialis var. glacialis Louis Cutter Wheeler 1935-8-8 3806 Modoc Pine Creek, Warner Mountains Comment
  UC748368  Erigeron glacialis var. glacialis Annie M. Alexander and Louise Kellogg 1946-7-19 5029 Modoc Brenton Meadow Warner Mountains, Brenton Meadow 2072 Comment
  CAS-BOT-BC49636  Erigeron inornatus var. inornatus Bruce Bartholomew 1989-8-10 5047 Modoc 8.7 km E of Day on County Road 94. Comment
  RSA504615  Erigeron inornatus var. inornatus Bruce Bartholomew, B. Anderson 1988-7-21 4405 Modoc 2.1 km SSE of Day on the road to state Highway 299 1020 Comment
  CAS-BOT-BC49646  Erigeron linearis M. Vasey 1990-6-28 9007 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. 2590 Comment
  CHSC66996  Erigeron linearis James D. Jokerst 1987-5-14 2873 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, E and adjacent to SW-NE oriented fence. 1348 Comment
  CHSC67084  Erigeron linearis James D. Jokerst 1987-5-13 2872 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, SE of dry lake ca. 250 m on edge of basalt flow. 1365 Comment
  UC1035994  Erigeron linearis Helen K. Sharsmith 1955-6-23 4493 Modoc 6.7 mi e Cedar Campground (just s of State Highway 29); Warner Mountains, Modoc National Forest 1859 Comment
  UC190610  Erigeron linearis M. F. Gilman 667 Modoc Comment
  UC31504  Erigeron linearis Mrs. R. M. Austin Jun 1894 Modoc lava beds e Emigrant Springs Comment
  UC895913  Erigeron linearis Lewis S. Rose 1940-6-12 Modoc 6 mi ne Alturas 1341 Comment
  UC647930  Erigeron philadelphicus var. philadelphicus Bud Fuller 1936-7-10 37 Modoc 15 mi ne Alturas Comment
  SEINET5328663  Eriogonum caespitosum M. J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  UC725580  Eriogonum collinum A. A. Heller 1938-6-23 15208 Modoc along U.S. Highway 395 about midway between Mapes and Secret Valley Comment
Read comments
Jun 1 2009
  HSC80736  Eriogonum douglasii G. M. Riegel 1980-8-13 1064 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC197819  Eriogonum elatum Bruce Bartholomew; Barrett Anderson 1988-7-23 4557 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  UC71881  Eriogonum elatum Mrs. M. H. Manning Aug. 1903 352 Modoc Mt. Bidwell 2438 Comment
  CDA22581  Eriogonum elatum T. C. Fuller 1963-7-16 10919 Modoc South side of Fandango Pass Road, 0.8 mile east of Highway 395 to Willow Ranch. 0 Comment
  UC85863  Eriogonum elatum Mrs. R. M. Austin Modoc 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
  CAS-BOT-BC197815  Eriogonum heracleoides var. heracleoides Bruce Bartholomew; Barrett Anderson 1990-7-20 5483 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  HSC17358  Eriogonum heracleoides var. heracleoides M. T. Milligan 1966-8-3 636 Modoc West slope of Eagle Peak. 2439 Comment
  HSC43010  Eriogonum heracleoides var. heracleoides J. P. Smith, J. O. Sawyer 1973-8-8 7243 Modoc S slopes of Eagle Peak 2561 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
  CAS-BOT-BC211405  Eriogonum nudum var. pubiflorum Louis Cutter Wheeler 1935-8-14 3840 Modoc Pine Creek, Warner Mts. 2011 Comment
  CAS-BOT-BC211414  Eriogonum nudum var. pubiflorum Bruce Bartholomew 1990-6-17 5295 Modoc Along Emerson Creek, 2.8 km SW of County Rd 1, E side of Warner Mts. 1600 Comment
  CHSC114006  Eriogonum nudum var. pubiflorum L. P. Janeway 2014-7-8 11463 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  RSA273322  Eriogonum nudum var. pubiflorum Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3257 Modoc Modoc National Forest, Growing beside highway 299 just northwest of Adin Pass. 1524 Comment
  UC194971  Eriogonum nudum var. pubiflorum W. P. Taylor and H. C. Bryant 1910-8-7 Modoc mouth of canyon, Dry Cr. Warner Mountains, Dry Cr. 1447 Comment
  NY283201  Eriogonum ovalifolium subsp. flavissimum L. C. Wheeler 1935-8-5 3790 Modoc Pine Creek, Warner Mountains 2377.4 Comment
  JEPS56562  Eriogonum ovalifolium var. ovalifolium W. L. Jepson 1918-8-7 7899 Modoc Mt. Bidwell Comment
  RSA239159  Eriogonum prociduum James L. Reveal 1971-6-22 2462 Modoc Along Hwy 395, 3.5 miles north of the jct. of Hwy 395 with Hwy 299, and 1.2 miles north of the Chimney Rock Turnoff. 1402 Comment
  UC1735879  Eriogonum prociduum Dean W. Taylor 1987-6-27 9104 Modoc Highway 395 3.5 miles N of Northern junction with Highway 299 1371 Comment
  CHSC112343  Eriogonum sphaerocephalum L. P. Janeway; B. Castro 2014-6-2 11280 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  RSA27987  Eriogonum sphaerocephalum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas. 1402 Comment
  CAS-BOT-BC211384  Eriogonum sphaerocephalum var. halimioides Bruce Bartholomew; Barrett Anderson 1988-6-23 4252 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC211423  Eriogonum sphaerocephalum var. halimioides Alice Eastwood; John Thomas Howell 1940-6-11 8007 Modoc 6 miles NE of Adin on road to Canby. Comment
  CHSC100839  Eriogonum sphaerocephalum var. halimioides L. P. Janeway; B. Castro 2008-8-17 9575 Modoc Warner Mountains. 2.4 km east of Bald Mountain; broad saddle between Daniels Creek and an unnamed northern branch of Soldier Creek. 2209 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
  NY283115  Eriogonum sphaerocephalum var. halimioides Anonymous 1981-6-29 57 Modoc South of Goose Lake 1450.9 Comment
  UC1168690  Eriogonum sphaerocephalum var. halimioides Peter H. Raven with Otto T. Solbrig 1958-6-18 13329 Modoc hill at eastern outskirts of Lookout Lookout Comment
  UC1540241  Eriogonum sphaerocephalum var. halimioides Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9105 Modoc along Highway 395 about 3.5 mi n n junction with Highway 299 1371 Comment
  UC705543  Eriogonum sphaerocephalum var. halimioides Marion Ownbey, Fred G. Meyer 1940-7-1 2151 Modoc Cedar Peak Warner Mts., Cedar Peak Comment
  SEINET11261404  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N. of Cedar Pass, Warner Mtns.; 0 2088 Comment
  SEINET5331610  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  CAS-BOT-BC211362  Eriogonum strictum subsp. anserinum Elmer Ivan Applegate 1936-7-5 10524 Modoc Lava Beds National Monument. Junction of Medicine Lake and Indian Cave Road. Comment
  HSC43011  Eriogonum strictum var. anserinum J. P. Smith, J. O. Sawyer 1973-8-8 7246 Modoc S slopes of Eagle Peak 2561 Comment
  UC1540242  Eriogonum strictum var. anserinum Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9106 Modoc along about 3.5 mi n n junction with Highway 299 1371 Comment
  SEINET5331657  Eriogonum strictum var. anserinum M. J. Williams 1988-5-30 88- 26 -2 Modoc Jess Valley, S of roadside rest. 1524 Comment
  UC849663  Eriogonum strictum var. anserinum Lewis S. Rose 1940-6-12 40541 Modoc 6 mi ne Alturas 1341 Comment
  CAS-BOT-BC211368  Eriogonum umbellatum Bruce Bartholomew 1991-8-5 6050 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 Comment
  CAS-BOT-BC211373  Eriogonum umbellatum K. Paulson; Robert Paulson 1988-5-22 7 Modoc Devil's Garden. 1432 Comment
  CAS-BOT-BC267857  Eriogonum umbellatum var. aureum G. D. Hanna; M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Comment
  JEPS126556  Eriogonum umbellatum var. modocense Lowell Ahart, John Dittes 2016-6-6 20946 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
  NY399207  Eriogonum umbellatum var. modocense B. M. Bartholomew 1990-6-17 5358 Modoc 11.3 km north of Buck Creek Ranger Station, a crest of the Warner Mountains 2130 Comment
  HSC17347  Eriogonum umbellatum var. modocense M. T. Milligan 1964-6-20 47 Modoc E A St. near Hwy. 395, Alturas 1372 Comment
  NY399205  Eriogonum umbellatum var. modocense K. Paulson 1988-5-22 7 Modoc Devil's Garden 1432.6 Comment
  RSA554809  Eriogonum umbellatum var. modocense M. J. Williams 1988-5-30 88- 23 -1 Modoc First road into Big Sage Reservoir from Crowder Flat road, NW of Alturas. 1540 Comment
  UC190600  Eriogonum umbellatum var. modocense M. F. Gilman 573 Modoc 1676 Comment
  CAS-BOT-BC197794  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-8-1 8014 Modoc Just S of Warren Peak. Comment
  SEINET5331846  Eriogonum umbellatum var. nevadense J. Gentry Jr. 1968-7-4 2111 Modoc 15.2 miles northwest of Hwy. jct. Calif.139 and Calif.299, on Calif. 139. 1448 Comment
  CAS-BOT-BC197615  Eriogonum umbellatum var. polyanthum Alice Eastwood; John Thomas Howell 1940-6-14 8213 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC197619  Eriogonum umbellatum var. polyanthum Elmer Ivan Applegate 1932-8-1 8026 Modoc Warner Mts. just S of Warren Peak. Comment
  CAS-BOT-BC197779  Eriogonum umbellatum var. polyanthum Bruce Bartholomew 1989-7-15 5017 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  SJSU9582  Eriogonum umbellatum var. polyanthum W. Savage 1979-7-4 1342 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA647843  Eriogonum umbellatum var. polyanthum W. P. Armstrong 1964-7-12 s.n. Modoc Rocky, sun, dry, ass. Ribes, Castilleja. Comment
  SEINET248298  Eriogonum umbellatum var. porteri Noel H. Holmgren, James L. Reveal 1964-8-22 1420 Modoc Warner Range, just below the top of Eagle Peak. 3028 Comment
  HSC81004  Eriogonum vimineum G. M. Riegel 1980-7-14 869 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC197596  Eriogonum vimineum Harvey Monroe Hall 1925-8-30 12210 Modoc Mountain slopes, E side Goose Lake. Comment
  HSC17398  Eriogonum vimineum M. T. Milligan 1964-7-24 163 Modoc Badger Wells Rd. at Boles Creek Crossing 1524 Comment
  NY399819  Eriogonum vimineum R. M. Austin s.n. Modoc Goose Lake Valley Comment
  UC1250294  Eriogonum vimineum Annie M. Alexander and Louise Kellogg 1946-7-17 4996 Modoc on northside, Cedar Pass Warner Mountains, Cedar Pass Comment
  UC295933  Eriogonum vimineum H. M. Hall 1925-8-30 12210 Modoc 30 mi from Lakeview (e side of Goose Lake); Goose Lake 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-BC49592  Eriophyllum lanatum Elmer Ivan Applegate 1932-8-1 8020 Modoc High summit of Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC49597  Eriophyllum lanatum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10512 Modoc Patterson Ranger Station (East Creek drainage), Modoc N.F., Warner Mtns. 2164 Comment
  JEPS127711  Eriophyllum lanatum Alejandro Brambila, Michael Dolan 2016-7-20 CA 320 -166 Modoc Old railroad trail from Jess Valley Road. Head south Comment
  SFV3890  Eriophyllum lanatum var. achilleoides I. L. Wiggins, D. B. Wiggins 1961-6-12 16372 Modoc Warner Mountains Gentle, grassy slope at junction of Cedar Pass Road with California Highway 299. 5.5 miles north of Alturas. 1370 Comment
  UC468952  Eriophyllum lanatum var. achilleoides W. P. Taylor and H. C. Bryant 1910-6-10 Modoc Alturas Warner Mountains, S Fork Pitt River, Alturas 1402 Comment
  UC896322  Eriophyllum lanatum var. achilleoides Lewis S. Rose 1940-6-13 40544 Modoc ne Alturas; Surprise 1371 Comment
  RSA14501  Eriophyllum lanatum var. achilleoides Elmer I. Applegate 1929-6-24 5892 Modoc Between Alturas and Davis Creek Comment
  RSA289483  Eriophyllum lanatum var. achilleoides Dale E. Johnson, J. E. Eckenwalder 1974-6-15 130 Modoc SW of Canby; 2.6 km (1.6 miles) west of crossing of Pit River on Hwy. 299 (Adin-Canby Road). Comment
  UC190611  Eriophyllum lanatum var. achilleoides M. F. Gilman 626 Modoc Comment
  HSC5597  Eriophyllum lanatum var. integrifolium M. T. Milligan 1966-7-3 530 Modoc E of Jess Valley 1890 Comment
  JEPS6031  Eriophyllum lanatum var. integrifolium Frances D. Payne 1929-6-28 30 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CDA4664  Erodium cicutarium T. C. Fuller 1961-5-17 6957 Modoc North of Highway 395, 1 mile northeast of Alturas. 0 Comment
  UC1748316  Eryngium mathiasiae James D. Jokerst 1986-8-11 2757 Modoc S of Doublehead Mountain (S of road to Doublehead Mountain) Comment
  POM95422  Erysimum capitatum Mrs. R. M. Austin, Bruce 1898-06 2252 Modoc Lake City Mt. Comment
  CAS-BOT-BC58571  Erysimum capitatum var. capitatum K. Paulson; Robert Paulson 1990-7-2 211 Modoc Dismal Swamp, Warner Mts. Comment
  CAS-BOT-BC58328  Erysimum capitatum var. capitatum M. M. Hanna 1956-6-7 Modoc East side, Glass Mtn., 4 mi. Comment
  CAS-BOT-BC58336  Erysimum repandum Francis Dorris Payne 1932-5-27 410 Modoc Parker Creek. 1584 Comment
  JEPS90160  Erysimum repandum Dean Wm. Taylor with Glenn L. Clifton 1992-5-7 12532 Modoc 7 mi w of Alturas (Modoc Plateau, Highway 299 at Milepost 25.5, on hillside 0.3 mi n of the highway); Modoc Plateau, Highway 299 at Milepost 25.5 Comment
  HSC6795  Erysimum repandum M. T. Milligan 1965-6-27 365 Modoc Eroded volcanic plateau W of Jess Valley 1829 Comment
  CAS-BOT-BC229924  Erythranthe guttata Edward Kent Balls 1950-5-10 14602 Modoc Menlo Baths, W of Lower Alkali Lake. 1432 Comment
  CAS-BOT-BC234516  Erythranthe guttata Bruce Bartholomew 1992-5-15 6286 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  CHSC30494  Erythranthe guttata N. E. H. Orouty 1980-5-25 164 Modoc Along stream from hot spring. Comment
  CAS-BOT-BC234507  Erythranthe guttata Belknap C. Goldsmith 1912-8-5 71 Modoc W side of Goose Lake. 1463 Comment
  CHSC117566  Erythranthe inflatula Lowell Ahart; John Dittes 2016-7-14 21183 Modoc Around the strand 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
  CAS-BOT-BC234471  Erythranthe pulsiferae Bruce Bartholomew 1993-6-12 6609 Modoc Along road between Egg Lake and Lookout. 1300 Comment
  CAS-BOT-BC234433  Erythranthe suksdorfii Alice Eastwood; John Thomas Howell 1940-6-15 8276 Modoc Near Perez. Comment
  CAS-BOT-BC190754  Eschscholzia californica John Thomas Howell 1934-6-30 12284 Modoc Duncan Horse Camp. 1355 Comment
  NY499984  Eschscholzia californica B. M. Bartholomew 1989-6-3 4917 Modoc 9 km west of County Route 91 along the north side of the Pit River 1340 Comment
  CHSC85146  Eschscholzia californica subsp. californica John Dittes; Josephine Guardino 1991-7-21 399 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
  UC1126395  Eschscholzia hypecoides R. C. Wilson 1933-7-17 66 Modoc Cannon Place Modoc National Forest, Canby Quadrangle 1447 Comment
  CAS-BOT-BC497302  Euphorbia crenulata B. Bartholomew 1995-6-24 7029 Modoc 0.3 km W of turn-off to Dusty's Waterhole from Forest Service Road 42N23 1320 Comment
  CAS-BOT-BC95714  Euphorbia serpillifolia Verne Grant; I. Schneider 1947-7-20 8089 Modoc Dorris Reservoir. Comment
  UC711817  Eurybia integrifolia Roxana S. Ferris and Laura Lorraine 1941-8-14 10592 Modoc 3 mi from, on road to Eagleville Peterson Ranger Station; Modoc National Forest. Warner Mountains Comment
  JEPS31885  Eurybia integrifolia Leland S. Smith 1918-8-10 1017 Modoc Lost Lake Hat Peak ((prob. lake just nw of Hat Peak in s portion of Warner Mts)); Modoc National Forest, Warner Mts., Lost Lake 2286 Comment
  UCR163271  Festuca Jim Andre 1993-7-2 1419 Modoc Modoc Plateau, about 12 miles NW of Canby on Hwy 139 1494 Comment
  CAS-BOT-BC247714  Festuca idahoensis Alan Ackerman Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin. 1828 Comment
  CHSC12961  Festuca idahoensis K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5837 Modoc Lava Beds National Monument Road, ca. 0.2 mi w of intersection with Hwy. 139. 1290 Comment
  HSC80818  Festuca idahoensis G. M. Riegel 1980-7-14 870 Modoc S Warner Mtns. 1739 Comment
  UCD66161  Festuca occidentalis L. Whitney 1935-6-9 3210 a Modoc White Horse. Comment
  UC1037139  Festuca pratensis Leo Whitney 1935-6-29 3360 b Modoc Alturas Comment
  UC1037262  Festuca pratensis Leo Whitney 1935-8-24 101 Modoc Comment
  POM182007  Floerkea proserpinacoides F. W. Peirson 1926-6-25 6888 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  UC17912  Floerkea proserpinacoides M. S. Baker and Frank Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  RSA70435  Floerkea proserpinacoides F. W. Peirson 1926-6-25 6888 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  RSA149082  Frasera albicaulis var. modocensis I. L. Wiggins, Dorothy Wiggins 1961-6-15 16499 Modoc Junction of gravel road to Tieneste and Glass Mountain with Hwy. 139, 28 miles W of Canby. Comment
  SEINET8584489  Frasera albicaulis var. modocensis M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  UCR34672  Frasera speciosa J. A. Harpel 1981-8-6 V 38 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC191139  Fraxinus latifolia Bruce Bartholomew 1990-8-3 5594 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  UC429286  Fritillaria atropurpurea M. F. Gilman 554 Modoc Modoc Mountains 1981 Comment
  CAS-BOT-BC242094  Fritillaria pudica K. Paulson; Robert Paulson 1989-4-16 97 Modoc Crowder Flat Road, Devil's Garden. Comment
  CHSC30634  Fritillaria pudica N. E. H. Prouty 1980-6-2 171 Modoc Sheep Rock T. S. Rising above Dry Creek. Modoc Nat. Forest, Warner Mt. District. Comment
  CHSC42209  Fritillaria pudica C. E. Laver 1986-3-26 Modoc Ca. 11.5 mi ne of Alturas and 1 mi sw of Thomes Creek. 1524 Comment
  RSA367761  Fritillaria pudica Christopher Davidson 1973-5-26 2149 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Natl Forest 1524 Comment
  CAS-BOT-BC225047  Galium aparine Bruce Bartholomew 1990-6-17 5303 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC225055  Galium aparine Bruce Bartholomew 1995-7-31 7125 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. Along N fork of Davis Creek 1920 Comment
  CDA42135  Galium aparine T. C. Fuller 1958-7-8 2035 Modoc 4 miles south of Pine Creek. 0 Comment
  CAS-BOT-BC225059  Galium bifolium Bruce Bartholomew 1991-8-6 6081 Modoc N Emerson Lake, E side of Warner Mts. 2370 Comment
  UC416660  Galium bifolium Mrs. M. H. Manning 1907-1 Modoc e side of mt Mt. Bidwell, 12 Mile Creek (ne Modoc Co.) Comment
  RSA520345  Galium bifolium Bruce Bartholomew, B. Anderson 1989-6-2 4842 Modoc Vicinity of Stough Reservoir, Warner Mtns. 1950 Comment
  UC1776689  Galium glabrescens subsp. modocense G. Schoolcraft 1999-8-25 2881 Modoc Lower east slope of Warner Mountains near OR stateline 1737 Comment
  CAS-BOT-BC225076  Galium mexicanum subsp. asperulum Bruce Bartholomew 1994-7-1 6766 Modoc Turner Creek adjacent to Forest Service road 42N21. 1470 Comment
  UC416661  Galium mexicanum var. asperulum Mrs. M. H. Manning 1904-7-9 488 Modoc John Henry Hill John Henry Hill (ne Modoc Co.) 2133 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
  JEPS27647  Galium serpenticum subsp. warnerense Ehrendorfer and Stebbins 1959-6-28 5913 A Modoc plateau Mt. Bidwell (top and s rim) 2438 Comment
  SD70510  Galium serpenticum subsp. warnerense Lauramay T. Dempster, Clare Hardham 1961-6-19 1710 Modoc Mouth of canyon just southeast of New Pine Creek. Steep dry southwest slope, in clefts and bases of rocks 1584 Comment
  UC1192009  Galium trifidum Herbert L. Mason and Verne Grant 1947-7-12 13434 Modoc n Likeley; Corporation Ranch Headquarters Comment
  CAS-BOT-BC225082  Galium trifidum subsp. columbianum Louis Cutter Wheeler 1935-8-1 3740 Modoc Dismal Swamp. 2225 Comment
  UC416653  Galium triflorum Milo S. Baker 1893-1 Modoc Forestdale Comment
  RSA31282  Gayophytum decipiens H. C. Cantelow 1940-6-2 s.n. Modoc About 10 miles NW of Canby, on road to Lava Beds Monument Comment
  CAS-BOT-BC190842  Gayophytum diffusum subsp. parviflorum Leland S. Smith 1922-7-20 1295 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC190850  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1988-7-21 4402 Modoc 2.1 km SSE of Day on the road to state Highway 299. 1020 Comment
  POM38704  Gayophytum diffusum subsp. parviflorum R. M. Austin 1895-07 135 Modoc Davis Creek Comment
  RSA563316  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-14 4948 Modoc Ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch 1340 Comment
  CAS-BOT-BC190830  Gayophytum humile Bruce Bartholomew 1993-6-14 6655 Modoc 5.5 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1440 Comment
  RSA293377  Gayophytum humile Reino Alava 1957-7-5 1149 Modoc Cedar Pass, Modoc National Forest. Warner Mountains Comment
  UC1191624  Gayophytum racemosum Herbert L. Mason and Verne Grant 1947-7-9 13310 a Modoc Cedar Pass Warner Range (summit of Range) 1920 Comment
  POM203074  Gayophytum ramosissimum J. T. Howell 1934-6-30 12281 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC190821  Gayophytum ramosissimum Elmer Ivan Applegate 1936-5-18 10317 Modoc Bearpaw Cave, Lava Beds National Monument. Comment
  JEPS24348  Gentiana affinis var. ovata L. S. Smith 1918-7-29 1010 Modoc Patterson Mill Warner Mts. 2194 Comment
  UC711844  Geranium viscosissimum Roxana S. Ferris and Laura Lorraine 1941-8-13 10544 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest, East Creek 2164 Comment
  CAS-BOT-BC180069  Geranium viscosissimum Elmer Ivan Applegate 1897-6-4 864 Modoc Summit of pass between Pit River and Madeline Plain. Comment
  JEPS61447  Geranium viscosissimum M. F. Gilman 657 Modoc 1524 Comment
  UC12257  Geum aleppicum M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley, near Lookout Big Valley Comment
  RSA647788  Geum macrophyllum Marion P. Harthill 1972-6-17 837 Modoc Cedar Pass, Modoc National Forest 1921 Comment
  CAS-BOT-BC214663  Geum triflorum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16480 Modoc Along Lassen Creek on road to Davis Creek, Warner Mts. Comment
  CAS-BOT-BC214672  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CAS-BOT-BC214678  Geum triflorum Bruce Bartholomew; Barrett Anderson 1988-5-12 4131 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  UC1607613  Geum triflorum Barbara Ertter 1988-6-18 7618 Modoc 50 air mi sw of Klamath Falls (a few mi n of Agric, Inspection Station, 1 mi s of South Junction to Lava Beds National Monument, e of Tonesta, Hwy 139); Inspection Station, Hwy 139 1310 Comment
  UCD113299  Geum triflorum J. T Howell; A. A. Jordan 1934-9-11 s.n. Modoc 5 mi. S. of Hackamore Sta. Comment
  HSC80689  Geum triflorum G. M. Riegel 1980-8-13 1064 Modoc S Warner Mtns. 1829 Comment
  UC12258  Geum triflorum Milo S. Baker 1893-6 Modoc Comment
  SEINET191593  Gilia Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Wartner Mts. 1570 Comment
  CAS-BOT-BC190702  Gilia brecciarum subsp. brecciarum Elmer Ivan Applegate 1936-5-17 10313 Modoc Top of Gillams bluff, Lava Bed National Monument. Comment
  CAS-BOT-BC190698  Gilia inconspicua Bruce Bartholomew 1995-5-13 6905 Modoc 4.8 km W of Eagleville, E side of the S end of Surprize Valley. 1460 Comment
  NY964515  Gilia leptomeria var. micromeria B. M. Bartholomew 1990-6-17 5336 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  RSA0004803  Gilia modocensis Alice Eastwood, J. T. Howell 1940-6-12 8073 Modoc Between Likely and Jess Valley. Comment
  RSA534555  Gilia modocensis Bruce Bartholomew 1991-5-25 5764 Modoc 8 km E of Likely on road to Jess Valley, N side of road along N side of S Fork of Pit River. 1460 Comment
  CAS-BOT-BC190671  Gilia sinistra subsp. sinistra Bruce Bartholomew; Barrett Anderson 1989-6-1 4729 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  CAS-BOT-BC95144  Githopsis specularioides Bruce Bartholomew 1995-6-1 6919 Modoc NW edge of Little Hot Spring Valley NW of Day. 1080 Comment
  CAS-BOT-BC247695  Glyceria elata Bruce Bartholomew 1989-8-11 5091 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  UC60735  Glyceria striata M. S. Baker and Frank Nutting 1894-8-25 Modoc Forestdale 1371 Comment
  CAS-BOT-BC49532  Gnaphalium palustre Roxana Stinchfield Ferris; R. Duthie 1919-6-15 160 Modoc Parker Creek, Warner Mountains. Comment
  CHSC117252  Gnaphalium palustre Lowell Ahart; John Dittes 2016-7-14 21157 -A Modoc West side of new pond, south of Ash Creek Canal (now filled in), south of Ash Creek State Wild Life Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1271 Comment
  UC32026  Gnaphalium palustre Mrs. R. M. Austin 1894-8-1 Modoc Goose Lake Valley, Gardens Goose Lake Valley Comment
  CAS-BOT-BC229892  Gratiola neglecta John Thomas Howell 1934-6-15 12201 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC95534  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4693 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  HSC42420  Grindelia hirsutula Barbara Kelly 1977-7-24 545 Modoc Hwy. 299 near Adin Pass, 100 yards E of Higgins Flat turnoff. Comment
  CHSC110972  Grindelia nana Lowell Ahart; John Dittes 2012-7-11 18337 Modoc On 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) northeast of Bieber, Big Valley. 1266 Comment
  UCR57481  Grindelia nana R. D. Goeden, Don W. Ricker 1989-8-23 890823- 14 Modoc Hwy 395, 4 mi NE of Alturas. 1345 Comment
  SBBG20781  Hackelia cusickii A. I. Richardson 1961-5-31 9 Modoc 15 mi NW of Canby near St Hwy 139 1524 Comment
  HSC80931  Hackelia micrantha G. M. Riegel 1979-7-23 573 Modoc S Warner Mtns. 1829 Comment
  RSA26981  Hackelia micrantha C. L. Hitchcock 1940-5-27 6692 Modoc 15 miles NE of Alturas. 1616 Comment
  HSC80930  Hackelia micrantha G. M. Riegel 1979-7-3 454 Modoc S Warner Mtns. 1670 Comment
  SEINET10842094  Haplopappus bloomeri var. angustatus Louis C. Wheeler 1935-9-9 Wheeler 3960 Modoc Dry sunny rocky site with Artemisia tridentata. 1 mi. NE south Mt., Devil's Garden. S8, T46N, R12E. 1524 Comment
  HSC5799  Helianthella californica subsp. nevadensis M. S. Baker 1893-1 Modoc Forestdale Comment
  POM55333  Helianthella californica var. nevadensis Milo S. Baker 1893-6-20 s.n. Modoc [Unspecified] Comment
  CAS-BOT-BC49547  Helianthus annuus Isabelo T. Kelly 1930-1-1 35 Modoc Fort Bidwell. Comment
  CHSC106342  Helianthus annuus Lowell Ahart; John Dittes 2010-8-30 17072 Modoc About 150 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
  JEPS127721  Helianthus annuus Alejandro Brambila, Michael Dolan 2016-9-5 CA 320 -176 Modoc South Likely Tablelands on road to Nelson Springs. Population to South after second gate. Comment
  JEPS34872  Helianthus annuus F. H. Frost 1925-7-18 80 Modoc Cedarville roadside 2 mi s Cedarville Comment
  UCD132790  Helianthus annuus Annetta Carter 1946-8-18 1775 Modoc along roadside in open valley, Round Valley, 3 miles northeast of Adin. 1402 Comment
  RSA505417  Helianthus cusickii R. C. Bacigalupi 1957-6-28 5986 Modoc On road along US Hwy 299, 2 miles east of railroad crossing (S.P.) near Canby 1311 Comment
Read comments
Jul 31 2007
  CAS-BOT-BC54062  Heliotropium curassavicum Louis Cutter Wheeler 1935-9-4 3943 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC32425  Heliotropium curassavicum Mrs. R. M. Austin and Bruce June 1898 2271 Modoc shore Goose Lake Goose Lake Comment
  UCD132029  Hemizonella minima Beecher Crampton 1960-6-17 5690 Modoc 5 miles south of Perez, Plant Quarantine Station. 1371 Comment
  RSA795597  Hemizonia lobbii L. Ahart, John Dittes 2010-8-30 17059 Modoc Large vernal pool, about 5 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 air miles west of Adin, about 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  CAS-BOT-BC21468  Heracleum lanatum Isabelo T. Kelly 1930-1-1 50 Modoc Fort Bidwell. Comment
  CAS-BOT-BC21472  Heracleum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-22 4539 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  UC71556  Heracleum lanatum Mrs. M. H. Manning 1903-1 195 Modoc creeks near Fort Bidwell; n.e. Modoc Co. Comment
  CAS-BOT-BC180046  Hesperochiron californicus Leland S. Smith 1920-5-18 11515 /1 Modoc Sear's Homested. 1676 Comment
  CAS-BOT-BC180034  Hesperochiron pumilus Mrs. H. C. Cantelow 1941-5-22 Modoc Hwy 299 just S of Adin Pass Summit. 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
  UC1055935  Heteranthera dubia Herbert L. Mason 1955-8-14 14658 Modoc below Canby; Pit River Comment
  CHSC113994  Heuchera cylindrica L. P. Janeway 2014-7-7 11451 Modoc Warner Mountains. North-facing slope along Road 46N25 along Mill Creek, 1.0 km from Bidwell Creek; 5.2 air-km northwest of Fort Bidwell. 1554 Comment
  CHSC70467  Hieracium albiflorum A. Sanger 1996-7-12 2417 Modoc Found along road 44N69, between 44N69C and 69B. 1975 Comment
  POM229874  Hieracium albiflorum L. C. Wheeler 1935-8-14 3837 Modoc Pine Creek. Warner Mtns. 2011 Comment
  UC32785  Hieracium nudicaule Milo S. Baker 1893-7-3 Modoc Comment
  CAS-BOT-BC49519  Hieracium scouleri Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10610 A Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mtns., Modoc N.F. 1889 Comment
  RSA540061  Hieracium scouleri Bruce Bartholomew, B. Anderson 1990-7-19 5418 Modoc Top of Hunters Ridge south of Rush Creek. 1960 Comment
  RSA606146  Hieracium scouleri L. C. Wheeler 1935-8-14 3837 Modoc Pine Creek. Warner Mtns. 2011 Comment
  CAS-BOT-BC214691  Holodiscus microphyllus var. glabrescens Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mts. 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
  CAS-BOT-BC247683  Hordeum brachyantherum subsp. brachyantherum Bruce Bartholomew 1990-8-4 5625 Modoc Slope on NE side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts. 2430 Comment
  UC1024322  Hordeum brachyantherum subsp. brachyantherum Annie M. Alexander and Louise Kellogg 1946-6-18 4794 Modoc Patterson Mill; Silver Creek Roads 1828 Comment
  CHSC113983  Hordeum jubatum subsp. jubatum L. P. Janeway 2014-7-7 11453 Modoc Great Basin. Within the generally bare drawdown zone of Fee Reservoir. 1590 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
  UC1024886  Hordeum murinum subsp. glaucum Leo Whitney 1935-5-26 3131 a Modoc Adin Comment
Read comments
May 5 2009
  CAS-BOT-BC58587  Hornungia procumbens Bruce Bartholomew 1995-5-13 6901 Modoc E of Eagleville near Eagleville Airport, S end of Surprize Valley. 1390 Comment
  NY704053  Hornungia procumbens N. H. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings 1370 Comment
  CAS-BOT-BC49486  Hulsea nana Elmer Ivan Applegate 1935-6-11 9515 Modoc Top of cinder cone, Lava Beds National Monument. Comment
  CAS-BOT-BC179337  Hydrophyllum capitatum var. alpinum Edward Kent Balls 1950-5-12 14638 Modoc Above Bucks Creek Ranger Station. 1737 Comment
  CAS-BOT-BC180027  Hydrophyllum capitatum var. alpinum Mrs. H. C. Cantelow 1940-6-1 Modoc Cedar Pass. Comment
  SEINET195702  Hydrophyllum capitatum var. alpinum Annie M. Alexander, Louise Kellogg 1946-7-24 5077 Modoc Bear Camp Flat, Warner Mountains. 2286 Comment
  UC1069092  Hydrophyllum capitatum var. alpinum R. C. Wilson 1933-5-29 32 Modoc Rush Creek; Modoc National Forest, Canby Quad. 1310 Comment
  UC1586869  Hydrophyllum capitatum var. alpinum Juha Pykala and D. H. Norris 1987-5-28 1193 Modoc slope near Thoms Creek (Cedar Park campground); Modoc National Forest 1783 Comment
  POM73853  Hydrophyllum capitatum var. alpinum Mrs. R. M. Austin, Bruce 1898-07 2196 Modoc Goose Lake Mountains. Comment
  UC1537396  Hydrophyllum capitatum var. alpinum Gordon H. True Jr. 1938-6-25 918 Modoc s of Widow Valley 1219 Comment
  HSC59909  Hymenoxys hoopesii G. M. Riegel 1979-9-8 766 Modoc South Warner Mt. Wilderness Area 2427 Comment
  CAS-BOT-BC179898  Hypericum anagalloides Bruce Bartholomew; Barrett Anderson 1990-7-20 5537 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  UC69287  Hypericum formosum var. scouleri Mrs. M. H. Manning 1903-7 204 Modoc near Fort Bidwell; n.e. Modoc co. Comment
  CAS-BOT-BC58446  Idahoa scapigera F. Angwin 1946-3-31 Modoc Adin. 1371 Comment
  CAS-BOT-BC190650  Ipomopsis aggregata subsp. aggregata John Thomas Howell 1934-6-11 11951 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC23479  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  CAS-BOT-BC248313  Ipomopsis congesta subsp. montana B. Bartholomew; H. Sun 2002-6-24 8853 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CHSC27611  Ipomopsis congesta subsp. montana Robert Schlising 1978-7-29 3326 Modoc Warner Mountains, directly E of Warren Peak; just off summit of trail. 2852 Comment
  CAS-BOT-BC190642  Ipomopsis congesta subsp. palmifrons Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2133 Modoc Cedar Pass, Warner Mts. Comment
  RSA37423  Ipomopsis congesta subsp. palmifrons Marion Ownbey, Fred G. Meyer 1940-7-1 2133 Modoc Cedar Pass, Warner Mountains Comment
  JEPS792  Ipomopsis tenuituba L. S. Smith 1918-6-22 950 Modoc Lily Lake, Warner Mountains 2042 Comment
  CAS-BOT-BC245096  Iris missouriensis Bruce Bartholomew; Barrett Anderson 1989-6-1 4759 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CHSC115512  Iris missouriensis Lowell Ahart; John Dittes 2015-7-17 20399 Modoc About 50 yards north of Ash Creek, 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. 1279 Comment
  UC117145  Iris missouriensis Mrs. R. M. Austin Jun 1894 75 Modoc Goose Lake Valley Comment
  UC844909  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 mi n Alturas 1402 Comment
  CDA3766  Isatis tinctoria T. C. Fuller 1963-7-16 10913 Modoc East side of Fandango Pass Road, 1.8 miles southeast of Highway 395 to Willow Ranch. 0 Comment
  HSC5875  Iva axillaris M. T. Milligan 1964-8-8 213 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  CAS-BOT-BC49490  Iva axillaris subsp. robustior Bruce Bartholomew; Barrett Anderson 1990-7-20 5452 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CAS-BOT-BC214718  Ivesia baileyi var. beneolens Dean William Taylor; G. L. Clifton 1990-6-25 11164 Modoc Cedar Pass, northerly slopes of Peak 7298. 2148 Comment
  RSA537662  Ivesia baileyi var. beneolens D. W. Taylor 1990-6-25 11164 Modoc Cedar Pass, northerly slopes of Peak 7298. 2149 Comment
  NY833803  Ivesia gordonii B. M. Bartholomew 1991-8-5 6072 Modoc Summit Trail, northwest side of Squaw Peak, west side of Warner Mountains 2480 Comment
  CHSC99252  Juncus ambiguus Lowell Ahart; John Dittes 2008-6-21 15002 Modoc On damp to dry bare soil, around a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north-northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber. 1260 Comment
  CAS-BOT-BC245077  Juncus balticus subsp. ater Roxana Stinchfield Ferris; R. Duthie 1919-6-15 152 Modoc Parker Creek. Comment
  CAS-BOT-BC10595  Juncus brachyphyllus John Thomas Howell 1934-7-3 12373 Modoc 5 mi. S of Hackamore. Comment
  CAS-BOT-BC245069  Juncus bufonius var. occidentalis Clare Butterworth Hardham 1974-8-4 20181 A Modoc Headwaters of Dismal and 12 Mile creeks. 2133 Comment
  CAS-BOT-BC245065  Juncus confusus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10580 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CHSC85414  Juncus confusus John Dittes; Josephine Guardino 1991-8-23 455 Modoc Modoc Plateau; Warner Mountains; southwest edge of Dismal Swamp; ca. 7.4 air-miles east by southeast of Goose Lake State Recreation Area, ca. 0.7 air-miles south of Oregon border, ca. 3.3 air-mile northwest of summit of Bidwell Mtn. Meadow. 2209 Comment
  CHSC109224  Juncus drummondii L. P. Janeway; B. Castro 2012-7-24 10955 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismall Swamp. 2250 Comment
  UC1601861  Juncus ensifolius Baker and Nutting 1894-7-28 Modoc Bridge Creek Comment
  CAS-BOT-BC245046  Juncus longistylis Alice Eastwood; John Thomas Howell 1940-6-15 8279 Modoc Near Happy Camp Ranger Station. Comment
  HSC14031  Juncus mertensianus M. T. Milligan 1964-7-25 169 Modoc Pine Creek Basin, along trail. 2439 Comment
  UC1142955  Juncus nevadensis A. L. Hormay 1941-6-23 35 Modoc Spaulding Reservoir Modoc National Forest Comment
  UC1142957  Juncus nevadensis A. L. Hormay 1941-6-23 32 Modoc Spaulding Reservoir Modoc National Forest Comment
  JEPS74118  Juncus nevadensis L. S. Smith 1917-7-24 110 Modoc Joseph Creek Warner Mts. 1981 Comment
  UC1601787  Juncus nevadensis Baker and Nutting Aug 1894 Modoc Comment
  SEINET6173599  Juncus trilocularis L. C. Wheeler 1935-9-23 4001 Modoc Pease Flat, Devil's Garden 1524 Comment
  CAS-BOT-BC81196  Juniperus occidentalis Florence Angwin 1946-5-3 s.n. Modoc Big Valley 1280 Comment
  CAS-BOT-BC81200  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  LA6642  Juniperus occidentalis Carl Epling; Mrs. Epling 1935-8-15 Modoc Courtwright Comment
  SEINET3864738 Image available Juniperus occidentalis Jeffrey Huber 1971-6-3 84 Modoc 5 mi. S. of Canby on Calif. Hwy. 299.; 0 1280 Comment
  UC71751  Juniperus occidentalis Mrs. M. H. Manning Sep 1 1902-Oct 1 1902 10 Modoc 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
  RSA6216  Juniperus occidentalis var. occidentalis Elmer I. Applegate 1929-7-29 6083 Modoc Clear Lake Comment
  CAS-BOT-BC95668  Kalmia polifolia Elmer Ivan Applegate 1932-8-7 8224 Modoc Just above Lily Lake. Comment
  CAS-BOT-BC95672  Kalmia polifolia Robert J. Weatherby 1955-7-7 1598 Modoc Mineral Spring, near Dismal Swamp, Warner Mountains 2331 Comment
  RSA604326  Kalmia polifolia subsp. microphylla L. C. Wheeler 1935-8-4 3776 Modoc Pine Creek, Warner Mts. 2210 Comment
  UC748424  Kalmia polifolia subsp. microphylla Annie M. Alexander and Louise Kellogg 1946-6-27 4852 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  UC71750  Kelloggia galioides Mrs. M. H. Manning 1903-8-22 301 Modoc ne slope Fandango (ne Modoc County); Warner Mts. 1981 Comment
  CAS-BOT-BC95539  Kochia americana Bruce Bartholomew 1991-6-22 5841 Modoc Surprise Valley, 5.6 km E of Eagleville. 1370 Comment
  CHSC69230  Koeleria macrantha James D. Jokerst 1986-8-10 2748 Modoc Radar Survey Site S of Doublehead Mtn., ca. 400 m NE of a NW-SE oriented fence and road. 1341 Comment
  CHSC69491  Koeleria macrantha James D. Jokerst 1987-5-13 2871 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, S end of northern sector. 1359 Comment
  POM113363  Koeleria macrantha Mrs. R. M. Austin 1895-07 494 Modoc Goose Lake Valley. Comment
  UC1137087  Koeleria macrantha August L. Hormay 1932-7-14 Modoc D D plot site Comment
  UC60745  Koeleria macrantha M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  UCD85661  Koeleria macrantha A. A. Beetle 1941-6-29 2842 Modoc 10 miles W of Alturas, road to Cedarville. Comment
  CHSC112816  Lactuca serriola Lowell Ahart; John Dittes 2013-7-25 18947 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
  JEPS6030  Lagophylla ramosissima Frances D. Payne 1931-6-18 192 Modoc s and e of Alturas Parker Creek; Warner Mountains 1584 Comment
  RSA722576  Lagophylla ramosissima Richard R. Halse 2006-8-3 6989 Modoc Along Jess Valley Road ca. 4 miles E of Likely, just past bridge over the Pit River. 1387 Comment
  CAS-BOT-BC497215  Lagophylla ramosissima Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -8 Modoc Jess Valley, E of Likely, S of roadside rest 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
  POM72854  Lappula occidentalis var. occidentalis Mrs. R. M. Austin, Bruce 1898-07 2269 Modoc Goose Lake Valley. Comment
  UC15393  Lathyrus brownii Baker and Nutting 1894-6-16 Modoc Forestdale 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
  CHSC77212  Lathyrus rigidus G. Schoolcraft 1998-5-19 2710 Modoc Hwy 395 about 9.5 mi. N of Davis Creek. 1524 Comment
  CAS-BOT-BC49458  Layia glandulosa Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-13 6545 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  UC30617  Layia glandulosa Mrs. C. C. Bruce 1898-6-1 2172 Modoc near Alturas Comment
  CHSC115829  Lemna minuta Lowell Ahart; John Dittes 2015-7-17 20397 Modoc On the south side of Ash Creek, 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. 1279 Comment
  RSA551336  Lemna trisulca Bruce Bartholomew 1992-8-7 6361 Modoc Meadow 2.3 km west of West Warner Road at Soup Creek, west side of Warner Mountains 1720 Comment
  UCR143034  Lemna trisulca L. C. Wheeler 1935-10-2 4015 Modoc 2 mi south of Alturas 1357 Comment
  CHSC106184  Lepidium campestre Lowell Ahart; John Dittes 2010-8-31 17109 Modoc About 40 yards west of Elkins Lane, about 150 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. 1274 Comment
  CAS-BOT-BC58346  Lepidium montanum subsp. canescens John Thomas Howell 1934-6-15 12182 Modoc Alturas. Comment
  HSC80889  Leptosiphon ciliatus G. M. Riegel 1979-7-12 508 Modoc S Warner Mtns. 2100 Comment
  OBI48893  Leptosiphon harknessii Lewis S. Rose 1940-6-14 Modoc 8 mi. nw. of Canby. 1524 Comment
  CAS-BOT-BC242079  Leucocrinum montanum K. Paulson; Robert Paulson 1989-4-16 103 Modoc Crowder Flat Road, Devil's Garden. Comment
  UC683361  Leucocrinum montanum R. C. Wilson 1933-5-23 86 Modoc Pothole Gulch 1341 Comment
  UCD138434  Leucocrinum montanum Frank C. Vasek 1975-5-21 s.n. Modoc Crowder Flat Road, ca. 2 miles south of Crowder Flat Guard Station at Hag Valley (ca. 12 miles west of Goose Lake and ca. 7 miles south of Oregon border), Modoc National Forest. Comment
  RSA520450  Leucophysalis nana Bruce Bartholomew, B. Anderson 1990-7-20 5533 Modoc 3.4 Km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  SEINET12271432  Leucophysalis nana M. Ownbey, Meyer, F. G. 1940-1 2132 Modoc near Cedar Pass, Warner Mts Comment
  CAS-BOT-BC197459  Lewisia nevadensis Bruce Bartholomew 1994-7-3 6833 Modoc Edge of Dismal Swamp, N end of Warner Mountains. 2180 Comment
  UC7804  Lewisia nevadensis Milo S. Baker 1893-6-15 Modoc 1371 Comment
  SEINET195689  Lewisia pygmaea Annie M. Alexander, Louise Kellogg 1946-6-8 4698 Modoc Road from Eagleville to Patterson Mill 2290 Comment
  CAS-BOT-BC197488  Lewisia rediviva Bruce Bartholomew; Barrett Anderson 1988-5-13 4184 A Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mts.. 1450 Comment
  CAS-BOT-BC197497  Lewisia rediviva M. M. Hanna June 4 982 Modoc Cedar Pass Comment
  UC7812  Lewisia rediviva Milo S. Baker 1893-7-3 Modoc near Lookout; Big Valley 1219 Comment
  SJSU9824  Lewisia rediviva H. L. Buckalew 1961-6-26 Modoc Deep Cr Canyon, Warner Mts 1752 Comment
  UC1585399  Lewisia rediviva R. Raiche and K. Zadnik 1989-7-4 9021 A Modoc Soldier Creek drainage Warner Mts., Cedar Mt. area, Soldier Creek drainage 1985 Comment
  CAS-BOT-BC197482  Lewisia triphylla Annie Montague Alexander; L. Kellogg 1946-6-15 4780 B Modoc Deep Creek. 2194 Comment
  JEPS68545  Leymus cinereus W. L. Jepson 1918-8-9 7923 Modoc 3 mi s Ft. Bidwell 1447 Comment
  JEPS73990  Leymus cinereus Frances D. Payne 1932-7-18 705 A Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CDA32457  Leymus cinereus G. D. Barbe, T. C. Fuller 1979-8-21 2546 Modoc East side of County Highway 1, 5.6 km south of Fort Bidwell, 3.2 lm north of Fandango Pass Road. 0 Comment
  SEINET182349  Leymus triticoides F. Payne 782 Modoc Warner Mountains Comment
  UC1037170  Leymus triticoides Leo Whitney 1935-7-21 3523 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UCD65618  Leymus triticoides L. Whitney 1935-8-7 3611 Modoc Modoc National Forest. Lake Joaquina, Hackamore, ca. 15 miles NW of Canby. 1463 Comment
  JEPS121779  Ligusticum grayi B. Castro and L. P. Janeway 2008-8-17 1750 Modoc Warner Mountains. North slope of Bald Mountain; mid-slope below upper edge of last row of trees, in upper feeders to S. Fork Mill Creek. Comment
  UC572968  Ligusticum grayi Louis C. Wheeler 1935-8-16 3882 Modoc Warner Mts., Twenty Mile Creek, Dismal Swamp 2225 Comment
  CAS-BOT-BC242075  Lilium pardalinum subsp. shastense Leland S. Smith 1924-6-29 1440 Modoc Happy Camp Ranger Station meadow. Comment
  CAS-BOT-BC242067  Lilium washingtonianum Bruce Bartholomew 1989-7-14 4928 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  UC1101427  Limosella acaulis Verne Grant and Irving Schneider 1947-7-20 8099 Modoc by Dorris bridge Alturas (Alturas, North Fork of Pit River); North Fork of Pit River Comment
  CAS-BOT-BC238351  Limosella aquatica Herbert L. Mason; Verne Grant 1947-7-12 13418 Modoc Along railroad track, Pit River Valley, south of Alturas Comment
  CAS-BOT-BC190630  Linanthus bolanderi Bruce Bartholomew 1995-6-4 6963 Modoc Round Valley 1.8 km S of State Hwy 299 on County road 86. 1280 Comment
  CAS-BOT-BC198049  Linanthus ciliatus Barrett Anderson 1986-7-10 3189 Modoc West Warner Rd. N of the North Fork of Pine Creek. 1965 Comment
  CAS-BOT-BC198037  Linanthus harknessii Arnold Tiehm 1984-6-30 8842 Modoc NW side of Bidwell Mt., 2.8 road mi. N of Eight Mile Creek on road to Lake Annie. 1828 Comment
  CAS-BOT-BC198045  Linanthus harknessii Bruce Bartholomew 1991-7-5 5929 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  NY1012638  Linanthus harknessii A. Tiehm 1984-6-30 8842 Modoc Northwest side of Bidwell Mountain, 2.8 road miles north of 8 mile creek on the road from Lake Annie 1828.8 Comment
  UC52424  Linanthus septentrionalis Milo S. Baker 1893-1 Modoc Forestdale Comment
  HSC31999  Linum lewisii J. D. Ackerman, A. M. Montalvo 1974-7-5 368 Modoc Confluence of Bolan Creek and Thoms Creek, just W of Cedar Pass, Warner Mtns. Comment
  JEPS31660  Linum lewisii Frances D. Payne 1929-6-13 9 Modoc s and e of Alturas (Warner Mts., Parker Creek); Warner Mts., Parker Creek 1584 Comment
  RSA165543  Linum lewisii Clare B. Hardham 1961-6-19 783 Modoc Davis creek. 1677 Comment
  UC17254  Linum lewisii Milo S. Baker 1893-6 Modoc Lava Beds 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
  CAS-BOT-BC225810  Lithophragma glabrum F. Angwin 1946-4-6 s.n. Modoc Adin. 1371 Comment
  CAS-BOT-BC225813  Lithophragma glabrum Robert J. Weatherby 1955-7-7 1601 Modoc Dismal Swamp, northern Warner Mts. 2240 Comment
  UC11912  Lithophragma glabrum Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley 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
  JEPS5958  Lithophragma parviflorum Frances D. Payne 1929-7-7 55 A Modoc 2 mi sw Mt. Warren (Pine Creek Basin, se Modoc County); Warner Mts., sw of Mt. Warren, Pine Creek Basin 2133 Comment
  CAS-BOT-BC225837  Lithophragma tenellum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 108 Modoc Slope above Parker Creek, Warner Mts. Comment
  CAS-BOT-BC225845  Lithophragma tenellum Elmer Ivan Applegate 1932-8-2 8086 Modoc Mill Creek Meadow, Warner Mts. Comment
  HSC75893  Lithophragma tenellum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19316 Modoc Soup Springs Campground Comment
  RSA59826  Lithospermum ruderale E. K. Balls 1950-5-13 14675 Modoc West of Goose Lake, 0.5 mile S of Oregon- California State Line. 1463 Comment
  UCR267418  Lithospermum ruderale Jim Andre, Glenn L. Clifton 1993-6-12 29990 Modoc Warner Mountains, c. 1 mi west of Cedarville, along Cedar creek and Hwy 299, Modoc National Forest 1480 Comment
  RSA531361  Lithospermum ruderale Bruce Bartholomew, B. Anderson 1989-4-27 4636 Modoc Ryan Canyon, 6km NW of Adin on road to Dutch Flat. 1370 Comment
  CAS-BOT-BC21443  Lomatium bicolor var. leptocarpum Louis Cutter Wheeler 1935-9-12 3982 Modoc Poindexter Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC21445  Lomatium bicolor var. leptocarpum Margaret J. Williams 1984-6-30 84- 81 -1 Modoc 9.6 mi. from Gerlach-Cedarville road on Parker Creek rd. Comment
  CAS-BOT-BC21456  Lomatium bicolor var. leptocarpum Alice Eastwood; John Thomas Howell 1940-6-14 8211 Modoc 8 mi. NW of Canby. Comment
  UC1508606  Lomatium bicolor var. leptocarpum Arnold Tiehm 1984-7-20 8827 Modoc 8.9 road mi NE of Ft. Bidwell (on the main road to Adel, just past the road summit) 1615 Comment
  UC748468  Lomatium bicolor var. leptocarpum Annie M. Alexander and Louise Kellogg 1946-6-26 4839 Modoc n. end Warner Mts., Dismal Swamp 2255 Comment
  NY1115231  Lomatium canbyi B. M. Bartholomew 1993-5-10 6477 Modoc Northwest side of Barrel Spring Road near northwest corner of Mud Lake 1680 Comment
  UC1608976  Lomatium grayi B. Bartholomew 1993-6-13 6634 Modoc e. side Surprise Valley (just w. of Sand Creek on rd. from Hwy. 299 to Leonard Hot Spring) 1410 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-BC30135  Lomatium hendersonii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6533 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 Comment
  SEINET229583  Lomatium marginatum Gary Schoolcraft 1981-6-6 378 Modoc Ne of Alturas California 1524 Comment
  POM78180  Lomatium nevadense C. C. Bruce 1895-05 28 Modoc Goose Lake Valley Comment
  CAS-BOT-BC15751  Lomatium nevadense var. nevadense F. Angwin 1946-4-12 s.n. Modoc Adin. 1371 Comment
  CAS-BOT-BC15758  Lomatium nevadense var. nevadense S. Saufferer 1973-5-5 132 Modoc 7.5 mi. S of Pine Creek along Hwy 395. Comment
  CAS-BOT-BC15766  Lomatium nudicaule Bruce Bartholomew; Barrett Anderson 1988-6-23 4292 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  SJSU9578  Lomatium nudicaule W. Savage 1979-7-4 1338 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA149056  Lomatium nudicaule I. L. Wiggins, Dorothy Wiggins 1961-6-13 16471 Modoc Roadside 2.4 mi. S of village of Davis Creek, SE side of Goose Lake. Comment
  RSA452598  Lomatium triternatum Christopher Davidson 1973-5-26 2118 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  SEINET11131219  Lomatium triternatum subsp. triternatum M. J. Williams 1988-5-30 88266 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  SEINET10545665  Lomatium triternatum var. macrocarpum Billy Joe Cox, Paul Gallian 1971-6-3 Cox 2613 Modoc 6 mi. N of Alturas on U.S. Hwy 395,. 1341 Comment
  UC1246753  Lomatium triternatum var. macrocarpum A. S. Barclay, R. D. Barbee, K. E. Blum and S. D. Koch 1962-7-19 1397 Modoc 17 mi N of Alturas (Hwy 395) 1371 Comment
  CAS-BOT-BC21416  Lomatium triternatum var. triternatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4376 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-BC21420  Lomatium triternatum var. triternatum Margaret J. Williams; et al 1988-5-28 88- 19 -1 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  CAS-BOT-BC21393  Lomatium vaginatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4385 Modoc 5.6 km NW of State Highway 299 on County Road 73. 1500 Comment
  OBI8886  Lomatium vaginatum Lincoln Constance, Emil DiFulvio 1962-4-16 3750 Modoc 3.2 mi N of Likely 1311 Comment
  RSA0049633  Lomatium vaginatum Dean Wm. Taylor 2012-6-5 21223 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  UC106268  Lomatium vaginatum Mrs. R. M. Austin 1894-1 74 Modoc Goose Lake Valley Comment
  RSA504617  Lomatium vaginatum Bruce Bartholomew, B. Anderson 1988-6-25 4385 Modoc 5.6 km NW of State Highway 299 on County Rd. 73. 1500 Comment
  UC748118  Lonicera involucrata var. involucrata Annie M. Alexander and Louise Kellogg 1946-6-28 4855 Modoc Pine Creek Canyon Warner Mountains 2240 Comment
  CAS-BOT-BC181958  Lotus denticulatus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16475 Modoc Roadside 2.4 mi. S of Davis Creek. Comment
  JEPS55463  Lotus denticulatus Frances D. Payne 1931-6-12 159 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC181938  Lotus purshianus var. purshianus Bruce Bartholomew; Barrett Anderson 1988-6-25 4400 B Modoc Ryan Canyon, N of Adin. 1390 Comment
  CAS-BOT-BC181943  Lotus purshianus var. purshianus Bruce Bartholomew 1989-7-14 4962 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  RSA229216  Lotus unifoliolatus Louis C. Wheeler 1935-9-4 3947 Modoc McGinty Point, Goose Lake. 1463 Comment
  RSA27896  Lotus unifoliolatus R. M. Austin 1895-06 298 Modoc Goose Lake Valley. Comment
  RSA503054  Lotus unifoliolatus Bruce Bartholomew, B. Anderson 1988-6-23 4223 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC181932  Lupinus Clare Butterworth Hardham 1961-6-19 7837 Modoc Davis Creek. 1676 Comment
  RSA534615  Lupinus Bruce Bartholomew, B. Anderson 1989-6-3 4914 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  RSA554810  Lupinus Margaret J. Williams, Thad Holcomb, Betty Holcomb, Lois Saxton 1988-5-28 88- 24 -1 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas. 1479 Comment
  UC726971  Lupinus A. A. Heller 1941-6-25 16206 Modoc w side of the grade leading up to Cedar Pass; w side of the grade leading up to Cedar Pass Comment
  CAS-BOT-BC181897  Lupinus arbustus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 76 Modoc Near Parker Creek. 1828 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
  SBBG3536  Lupinus arbustus H. and M. Dearing 1939-6-9 3637 Modoc Warner Mtns [near Squaw Peak?] 1828 Comment
  CAS-BOT-BC181919  Lupinus arbustus Milo Samuel Baker 1893-6-18 Modoc Modoc County. Comment
  JEPS64953  Lupinus arbustus Frances D. Payne 1932-6-22 574 Modoc s and e Alturas; Warner Mountains, Parker Creek Comment
  NY732854  Lupinus arbustus subsp. calcaratus M. Bourell 1993-8-14 5227 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC497327  Lupinus arbustus var. arbustus John Thomas Howell 1934-6-14 12120 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC182186  Lupinus argenteus E. S. Willits 1940-6-9 333 Modoc Fort Bidwell. Comment
  CAS-BOT-BC182225  Lupinus argenteus C. B. Wolf 1931-9-4 2398 Modoc Canby. Comment
  SD104857  Lupinus argenteus Darley F. Howe 1979-6-27 5113 Modoc Area west of Goose Lake Comment
  UC1191478  Lupinus argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  UC748288  Lupinus argenteus Annie M. Alexander and Louise Kellogg 1946-7-7 4917 Modoc Cedarville , Cedarville (Surprise Valley) Comment
  UC865118  Lupinus argenteus Lewis S. Rose 1940-6-14 40564 Modoc Kelly Hot Springs 1341 Comment
  JEPS15486  Lupinus argenteus var. argenteus Joseph and Hilda Grinnell 1938-6-16 1106 a Modoc between Fort Bidwell and Cow Head Lake; between Fort Bidwell and Cow Head Lake 1524 Comment
  CAS-BOT-BC182082  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-13 8124 Modoc Near Davis Creek. Comment
  CAS-BOT-BC182088  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47461 Modoc Highway 395, Pine Creek (town), 0.8 mi. S. Comment
  CAS-BOT-BC182097  Lupinus argenteus var. heteranthus R. M. Austin 1884-7-1 Modoc Hills near Davis Creek. Comment
  CAS-BOT-BC182107  Lupinus argenteus var. heteranthus Elmer Ivan Applegate 1923-9-17 3830 Modoc SE of Lower Klamath Lake. 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
  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
  JEPS118275  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2011-6-22 17556 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
  NY736940  Lupinus argenteus var. heteranthus L. C. Wheeler 1935-8-7 3805 Modoc Pine Creek, Warner Mountains 1554 Comment
  NY736941  Lupinus argenteus var. heteranthus B. M. Bartholomew 1990-6-17 5298 Modoc Along Emerson Creek, 3.9 km southwest of County Road 1, east side of Warner Mountains 1700 Comment
  UC199847  Lupinus argenteus var. heteranthus M. F. Gilman 664 Modoc slopes 1524 Comment
  UC201969  Lupinus argenteus var. heteranthus Franklin P. Nutting Modoc Big Valley; Lassen and Modoc Co. Comment
  HSC76462  Lupinus burkei B. J. Cox 1970-6-8 2080 Modoc 1 mi. N of Davis Creek, on U.S. Hwy. 395 Comment
  RSA260742  Lupinus burkei subsp. burkei Alice Eastwood, John T. Howell 1940-6-13 8129 Modoc Near Davis Creek. Comment
  RSA163773  Lupinus caudatus Clare B. Hardham 1961-6-19 7837 Modoc Davis creek. 1677 Comment
  RSA152424  Lupinus caudatus I. L. Wiggins, Dorothy Wiggins 1961-6-13 16461 Modoc 3 miles west of summit of Fandango Pass across Warner Mountains. Comment
  RSA407110  Lupinus caudatus Christopher Davidson 1973-5-24 2098 Modoc South of Alturas on County Road 63 off Highway 395, near Likely. 1311 Comment
  POM215170  Lupinus johannis-howellii A. H. Rodda 1932-7-1 s.n. Modoc Near Macarthur. Comment
  CAS-BOT-BC181882  Lupinus latifolius Bruce Bartholomew; Barrett Anderson 1989-6-1 4753 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CAS-BOT-BC181876  Lupinus lepidus var. lobbii Elmer Ivan Applegate 1932-8-1 8050 Modoc Near summit of Warren Peak, Warner Mts. 2895 Comment
  JEPS65336  Lupinus lepidus var. lobbii Frances D. Payne 1931-6-29 307 Modoc e slope of Mt. Warren; Warner Mountains, e slope of Mt. Warren 2286 Comment
  UCR34822  Lupinus lepidus var. lobbii J. A. Harpel 1981-8-6 V- 09 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  JEPS65314  Lupinus lepidus var. lobbii Milo S. Baker July, 1893 Modoc Comment
  CAS-BOT-BC181859  Lupinus lepidus var. sellulus Bruce Bartholomew; Barrett Anderson 1988-5-14 4212 Modoc SW corner of Big Sage Reservoir. 1500 Comment
  UCD35727  Lupinus lepidus var. sellulus Beecher Crampton 1960-6-17 5706 Modoc McKay flat, 13 miles west of Canby, 2.5 miles northeast of Happy Camp Station. 1280 Comment
  CAS-BOT-BC181855  Lupinus leucophyllus Bruce Bartholomew 1994-7-4 6846 Modoc Coffee Mill Gully. 1430 Comment
  NY747388  Lupinus leucophyllus var. belliae M. S. Baker 1893-6-20 s.n. Modoc Comment
  NY747378  Lupinus leucophyllus var. leucophyllus K. Paulson 1989-7-2 160 Modoc Cottonwood Flat 1448 Comment
  NY747433  Lupinus microcarpus M. J. Williams 1988-5-28 88- 24 --1 Modoc Grade up to Crowder Flat from Hwy 229, west of Alturas. 1478 Comment
  NY747437  Lupinus microcarpus A. A. Heller 1941-6-26 16212 Modoc Along U.S. Highway #399, 8 miles west of Alturas Comment
  CAS-BOT-BC181835  Lupinus microcarpus var. microcarpus Bruce Bartholomew 1993-6-14 6664 Modoc 4 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1400 Comment
  CAS-BOT-BC181839  Lupinus microcarpus var. microcarpus Alice Eastwood; John Thomas Howell 1940-6-13 8160 Modoc E side of Fandango Pass. 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
  RSA59713  Lupinus polycarpus E. K. Balls 1950-5-18 14763 Modoc Lower Rush Creek Public Camp, off Hwy. 299, 8 mi. N. of Adin. 1311 Comment
  CAS-BOT-BC181826  Lupinus polyphyllus var. burkei Francis Dorris Payne 1931-6-17 180 Modoc Parker Creek, Warner Mts. Comment
  CAS-BOT-BC181818  Lupinus saxosus Edward Kent Balls 1950-5-10 15965 Modoc 0.5 mi. past fork of Hwy 395 and road from Alturas to Cedarville. 1584 Comment
  JEPS65435  Lupinus saxosus Leland S. Smith 1917-6-10 801 Modoc Jess Valley; Warner Mountains, Jess Valley 1524 Comment
  SEINET10871089  Lupinus saxosus Duane Isely, I. Isely 1971-7-11 Isely 11377 Modoc Adjacent to state hwy. 139, Q mi s of adin summit. Steep, rocky slope with Juniper, sagebrush, and ponderosa pine; abundant, but well past blooming. 1463 Comment
  UCR34809  Luzula subcongesta J. A. Harpel 1981-8-6 V 20 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  SJSU9662  Lycium barbarum W. Savage 1979-7-9 1505 Modoc by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  NY850321  Lythrum tribracteatum H. L. Mason 1947-7-10 13324 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  UCD102949  Lythrum tribracteatum Herbert L. Mason; Verne Grant 1947-7-10 13324 Modoc Dorris Reservoir, 2 miles east of Alturas. 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-BC49430  Madia citriodora Bruce Bartholomew 1990-6-15 5220 Modoc W side of Deer Spring Ridge in vicinity of Reid Draw, ca. 1 km N of the Lasson Co. border. 1540 Comment
  UC54067  Madia citriodora H. M. Hall and E. B. Babcock 1903-6-21 4248 Modoc lava beds of sw Modoc County; Sierra Nevada Mountains 1219 Comment
  RSA504642  Madia citriodora Bruce Bartholomew, B. Anderson 1988-6-23 4242 Modoc 4.2 kim NW of Day. 1020 Comment
  UC33230  Madia exigua Mrs. R. M. Austin August, 1894 Modoc Sugar Loaf Hill Comment
  CAS-BOT-BC49407  Madia glomerata Bruce Bartholomew 1991-8-4 6019 Modoc S end of Rim Rock Valley, ca. 8 km directly W of Goose Lake. 1580 Comment
  UC1191986  Madia glomerata Herbert L. Mason 1947-8-9 13483 Modoc n Alturas (e side of swamp); Fairchild Swamp Comment
  CAS-BOT-BC334657  Madia glomerata H. M. Hall 1921-9-9 11668 Modoc Along Klamath Falls-Alturas Road, Northern Modoc County Comment
  CAS-BOT-BC49411  Madia gracilis Bruce Bartholomew; Barrett Anderson 1988-7-22 4514 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CAS-BOT-BC49425  Madia gracilis Bruce Bartholomew 1991-7-6 5957 Modoc 2 km above Lower Rush Creek Campground along Rush Creek. 1500 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
  RSA452628  Mahonia repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass, Warner Mts. Comment
  POM97673  Mahonia repens Mrs. R. M. Austin 1895-05 s.n. Modoc Davis Creek Comment
  CAS-BOT-BC242036  Maianthemum racemosum Elmer Ivan Applegate 1932-8-2 8084 Modoc Mill Creek Meadows, region of the south fork of Pit River. E slope of Warner Mts. Comment
  HSC1964  Maianthemum racemosum subsp. amplexicaule M. T. Milligan 1966-7-1 514 Modoc N end of Jess Valley. 1616 Comment
  POM204106  Maianthemum racemosum subsp. amplexicaule J. T. Howell 1934-6-11 11954 Modoc Parker Creek, Warner Mts. 1585 Comment
  POM260013  Maianthemum racemosum subsp. amplexicaule C. L. Hitchcock 1940-5-27 6681 Modoc 15 miles northeast of Alturas. 1616 Comment
  HSC81153  Maianthemum stellatum G. M. Riegel 1979-7-1 4541 Modoc 1670 Comment
  CAS-BOT-BC49386  Malacothrix glabrata Bruce Bartholomew 1991-6-22 5853 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  CAS-BOT-BC179100  Malva neglecta Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16402 Modoc Along Thoms Creek, 6.1 mi. E of Hwy. 288, along Cedar Pass road. Comment
  JEPS46280  Malva neglecta F. H. Frost 1925-7-13 81 Modoc 2 mi s of Cedarville (Cedarville roadside) Comment
Read comments
Mar 6 2013
  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
  UC1099807  Marsilea Herbert L. Mason and Verne Grant 1947-7-10 13350 Modoc 2 mi e Alturas (Dorris Reservoir) Comment
  UC803938  Marsilea oligospora G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan 1949-8-7 4013 Modoc 35 mi s Tule Lake (Mud Lake) 1524 Comment
  SFV18018  Marsilea vestita subsp. vestita J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc Pothole Creek near Pothole Spring. Near crossing of Clear Lake Road. 1470 Comment
  HSC6019  Matricaria discoidea M. T. Milligan 1965-6-23 295 Modoc N end Jess Valley 1616 Comment
  CHSC107375  Matricaria occidentalis Lowell Ahart; John Dittes 2011-6-22 17542 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
  JEPS74034  Melica fugax Frances D. Payne 1932-7-1 654 Modoc 2 mi sw Mt. Warren (se Modoc County); Pine Creek Basin Comment
  UC1024894  Melica fugax Leo Whitney 1935-5-24 3120 Modoc ca 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  SEINET10925516  Melica stricta F. Marion Ownbey, Fred G. Meyer 1940-7-1 Ownbey 2152 Modoc In Protection Of East Facing Rock Ledges, Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC247572  Melica subulata Bruce Bartholomew; Barrett Anderson 1990-7-20 5495 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UC1137125  Melica subulata August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  CHSC99961  Mentha canadensis Lowell Ahart; John Dittes 2008-8-26 15345 Modoc On the bottom of Rose Creek, 250 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  POM70715  Mentha canadensis Mrs. R. M. Austin 1895-08 s.n. Modoc Goose Lake Valley Comment
  UC25384  Mentha canadensis Milo S. Baker 1893-7-25 Modoc Rocky Islands Egg Lake (Egg Lake); , Egg Lake Comment
  POM126628  Mentzelia albicaulis M. French Gilman 567 Modoc Dry slopes. 1677 Comment
  RSA59520  Mentzelia albicaulis E. K. Balls 1950-5-21 14821 Modoc South Fork Public Camp, South Fork Pit River. 1479 Comment
  CAS-BOT-BC179144  Mentzelia dispersa Bruce Bartholomew; Barrett Anderson 1988-6-23 4266 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  UC1075755  Mentzelia dispersa Robert J. Weatherby 1955-7-8 1611 Modoc 7 mi n Ft. Bidwell; Northern Warner Mts.,Northern Juniper Woodland 1874 Comment
  UCSB11829  Mentzelia dispersa Haller, John 1961-6-25 Modoc Patterson Campground at Patterson Ranger Station, Eagleville-Likely road, about 3.5 mi. W of crest of Warner Mountains 2194 Comment
  CAS-BOT-BC179125  Mentzelia laevicaulis Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10608 Modoc E slope of Fandango Pass near base of pass. Comment
  CAS-BOT-BC179129  Mentzelia laevicaulis Leland S. Smith 1922-8-20 1335 Modoc Dry S slopes below Canby. 1310 Comment
  RSA518559  Mentzelia laevicaulis George K. Helmkamp 1990-9-23 H- 6 Modoc US Hwy 395, 13 mi. N of Likely. 1341 Comment
  UC1191588  Mentzelia laevicaulis var. laevicaulis Verne Grant, Irving Schneider 1947-7-22 8161 Modoc 1 mi nw Highway 395 (on dirt road leading to south end of Goose Lake); North Fork of Pit River Comment
  OBI48152  Mertensia longiflora Rhonda Riggins 1989-4-28 1673 Modoc 0.3 mi W West Warner Rd. on Parker Creek Rd., W side of Warner Mtns. 1463 Comment
  RSA77589  Mertensia longiflora F. W. Peirson 1926-6-25 6895 Modoc 1 mile east of summit of Cedarville Road, Warner Mountains Comment
  CAS-BOT-BC54006  Mertensia oblongifolia var. amoena Bruce Bartholomew; Barrett Anderson 1989-6-1 4765 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  RSA534714  Mertensia oblongifolia var. nevadensis Bruce Bartholomew 1991-6-21 5802 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  CAS-BOT-BC54024  Mertensia oblongifolia var. oblongifolia Margaret J. Williams 1984-6-29 84- 71 -1 Modoc Lily Lake. 2072 Comment
  SEINET3152691  Mertensia sibirica Mrs. M. H. Manning 1903-4-1 83 Modoc Near Fort Bidwell; N-eastern part of county Comment
  CAS-BOT-BC225953  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1988-5-12 4121 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC95552  Micromonolepis pusilla Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6462 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC49390  Microseris laciniata subsp. laciniata Leland S. Smith 1924-6-8 1382 Modoc Egg Lake near SW corner in meadow. 1341 Comment
  UC485590  Microseris laciniata subsp. laciniata Franklin P. Nutting Modoc near Egg Lake Comment
  POM260864  Microseris laciniata subsp. laciniata Alice Eastwood, John Thomas Howell 1940-6-13 8127 Modoc Near Davis Creek. Comment
  CAS-BOT-BC49351  Microseris nutans Bruce Bartholomew 1993-6-14 6667 Modoc Russell Canyon, just S of the Oregon border and NW of Clear Lake Reservoir. 1400 Comment
  CAS-BOT-BC49358  Microseris nutans Bruce Bartholomew; Barrett Anderson 1988-7-23 4580 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  UC748189  Microseris nutans Annie M. Alexander and Louise Kellogg 1946-6-14 4750 Modoc Patterson Mill Road, branch to Silver Creek 1828 Comment
  CAS-BOT-BC197918  Microsteris gracilis Bruce Bartholomew; Mona Bourell 1990-4-26 5154 Modoc 0.5 km S of Day. 1100 Comment
  POM204118  Microsteris gracilis subsp. gracilis J. T. Howell 1934-6-14 12133 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  JEPS3164  Mimulus breviflorus Frances Payne 1935-7-19 785 Modoc about 12 air mi due e Alturas (at confluence of Dry and Parker Creeks); Warner Mountains Comment
  UC1249273  Mimulus breweri Arthur Cronquist, Arthur H. Holmgren 1959-6-20 8520 Modoc between Cedarville and Alturas; Warner Mts., Cedarville Pass 1950 Comment
  HSC26578  Mimulus guttatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19484 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  RSA59437  Mimulus guttatus E. K. Balls 1950-5-10 14602 Modoc Menlo Baths, west of Lower Alkali Lake. 1433 Comment
  UC71678  Mimulus guttatus Mrs. M. H. Manning 1902-5 47 Modoc near Fort Bidwell Comment
  POM43718  Mimulus guttatus R. M. Austin 518 Modoc Willow Creek. 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
  RSA293355  Mimulus lewisii Reino Alava 1957-7-5 1159 Modoc Cedar Pass, Modoc National Forest. Warner Mountains. Comment
  UC445200  Mimulus moschatus Mrs. M. H. Manning 1903-7-9 295 Modoc near Fort Bidwell Comment
  CAS-BOT-BC234453  Mimulus nanus Bruce Bartholomew 1991-6-20 5787 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  RSA165594  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7841 Modoc Willow Creek. Warner Mountains. 1677 Comment
  RSA149081  Mimulus nanus var. nanus I. L. Wiggins, Dorothy B. Wiggins 1961-6-15 16498 Modoc Junction of gravel road to Tieneste and Glass Mountain with Canby-Klamath Falls Highway 139, 28 mi. W of Canby. Comment
  UC27098  Mimulus pulsiferae Milo S. Baker 1893-6-12 Modoc Forestdale Comment
  RSA550575  Mimulus pulsiferae Bruce Bartholomew, B. Anderson 1989-6-3 4910 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  JEPS109822  Mimulus pygmaeus Dean W. Taylor 2006-5-24 19531 Modoc Service Gulch; unnamed seasonal drainage ca. 1.5 miles SE therefrom; Forest Road 42N03 ca. 1.5 miles W of County Road 91 1341 Comment
  RSA535784  Mimulus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end between Kramer Reservoir and White Horse Lookout road along intermittent stream, 2.3 miles W of railroad crossing. 1330 Comment
  UC1736251  Mimulus pygmaeus Dean W. Taylor 1987-6-6 9016 Modoc southeast margin Egg Lake, along the outlet stream 1280 Comment
  UCD122845  Mimulus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, S end. Between Kramer Reservoir and White Horse-Lookout road along intermittent stream; 2.3 rd mi W of railroad crossing. 1300 Comment
  UC1736252  Mimulus rubellus Dean William Taylor 1988-6-4 9744 b Modoc ca 2.6 mi w of Highway 139 Damons Butte; Modoc Plateau 1341 Comment
  RSA535824  Mimulus tricolor David M. Thompson 1988-6-3 928 Modoc Egg Lake, S end. Between Kramer Reservoir and White Horse-Lookout road along intermittent stream; 2.3 rd mi W of railroad crossing. 1300 Comment
  CAS-BOT-BC95216  Minuartia nuttallii Annie Montague Alexander; L. Kellogg 1946-7-30 5093 Modoc Eagle Peak, Warner Mts. Comment
  RSA583125  Monardella odoratissima Louis C. Wheeler 1935-8-14 3841 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC179374  Monardella odoratissima subsp. glauca Elmer Ivan Applegate 1932-8-1 8010 Modoc Arid summit of Warner Mountains just S of Warren Peak. Comment
  CAS-BOT-BC95549  Monolepis nuttalliana Bruce Bartholomew 1991-6-23 5877 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  CHSC67101  Monolepis nuttalliana James D. Jokerst 1987-6-24 2939 Modoc NE of Doublehead Mtn., ca. 2.0 mi WSW of Red Lake. Comment
  RSA520430  Monolepis pusilla Bruce Bartholomew, B. Anderson 1989-6-2 4813 Modoc SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  UC932076  Montia chamissoi Verne Grant, Alva Grant 1947-7-11 8010 Modoc Thoms Creek near forest service camp site on road from Alturas to Cedar Pass; Warner Mountains, Thoms Creek Comment
  CHSC107374  Montia dichotoma Lowell Ahart; John Dittes 2011-6-22 17551 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 Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  CAS-BOT-BC197508  Montia fontana Bruce Bartholomew 1992-5-16 6331 Modoc S end of Sweagert Flat. 1840 Comment
  CAS-BOT-BC197511  Montia fontana Bruce Bartholomew; Barrett Anderson 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  CAS-BOT-BC197502  Montia linearis Bruce Bartholomew 1991-6-21 5816 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC197546  Montia linearis Bruce Bartholomew 1992-5-15 6298 Modoc N end of Surprise Valley, S of Cow Head Lake. 1600 Comment
  UC1523705  Montia linearis Gary Schoolcraft 1981-5-6 377 Modoc n of Alturus 1524 Comment
  UC7865  Montia linearis Milo S. Baker 1893-6-15 Modoc 1371 Comment
  UCD18893  Montia linearis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 201 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site. Comment
  CAS-BOT-BC498753  Muhlenbergia asperifolia L. S. Smith 1924-7-24 s.n. Modoc Modoc Forest: East side Warner Mtns near Deep Creek R.S. 1676 Comment
  CAS-BOT-BC247563  Muhlenbergia richardsonis Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake. 1310 Comment
  CHSC112838  Muhlenbergia richardsonis Lowell Ahart; John Dittes 2013-7-24 18912 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  SEINET8400744  Munroa squarrosa Richard R. Halse 2006-8-3 6988 Modoc Along Jess Valley Road ca. 4 miles east of Likely, just past bridge over the Pit River. 1387 Comment
  HSC75580  Myosotis laxa G. M. Riegel 1980-7-1 792 Modoc S Warner Mtns. 2100 Comment
  UC1776653  Myosotis micrantha G. S. Bartholomew 1998-6-4 2726 Modoc W side of Hwy 395 1 mi S of Davis Creek. 1463 Comment
  POM319215  Myosurus aristatus Patricia Wilder 1971-6-20 5071 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-BC217296  Myosurus minimus Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6501 Modoc SE side of Hager Basin, along Crowder Flat Road. 1680 Comment
  CHSC117847  Myosurus minimus L. P. Janeway 2016-5-16 11998 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Applegate 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
  UC1738098  Myosurus minimus H. L. Mason 1957-6-3 65 Modoc Margin of pond on Timber Mountain. Comment
  CAS-BOT-BC180054  Myriophyllum sibiricum Bruce Bartholomew 1992-5-16 6317 Modoc Arnett Spring, N of Bayley Reservoir. 1510 Comment
  UC1536813  Myriophyllum sibiricum Gordon H. True Jr 1939-6-25 1010 Modoc Boles Meadow, NW of Alturas Comment
  CDA37257  Myriophyllum spicatum B. Villegas 2008-7-24 s.n. Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. 0 Comment
  CAS-BOT-BC198010  Navarretia breweri Bruce Bartholomew; Barrett Anderson 1989-6-3 4877 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC198013  Navarretia breweri Bruce Bartholomew; Barrett Anderson 1989-6-1 4761 Modoc S end of Goose Lake. 1460 Comment
  CAS-BOT-BC198024  Navarretia breweri Robert Patterson; Mona Bourell 1993-8-15 5243 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  NY1012733  Navarretia breweri A. J. Cronquist 1959-6-20 8528 Modoc Cedarville Pass; Warner Mountains between Cedarville and Alturas 1920.2 Comment
  UCD32713  Navarretia breweri Beecher Crampton 1954-7-7 2144 Modoc Modoc County, open slopes of cedar Pass summit. 1097 Comment
  UC190591  Navarretia breweri M. F. Gilman 516 Modoc 1981 Comment
  UC133779  Navarretia divaricata Mrs. R. M. Austin Aug 1894 308 Modoc Davis Creek Comment
  CAS-BOT-BC197997  Navarretia divaricata subsp. vividior Bruce Bartholomew; Barrett Anderson 1988-6-25 4396 Modoc Ryan Canyon, N of Adin. 1390 Comment
  UC23519  Navarretia divaricata subsp. vividior Milo S. Baker 1894-6-15 Modoc Little Hot Springs Valley Comment
  UC1178968  Navarretia intertexta Herbert L. Mason 1946-7-13 13440 Modoc s of Goose Lake (Highway 395); Joseph Creek Comment
  CAS-BOT-BC197976  Navarretia intertexta subsp. propinqua Bruce Bartholomew; Barrett Anderson 1990-7-19 5433 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC197982  Navarretia intertexta subsp. propinqua Bruce Bartholomew 1991-7-5 5938 Modoc Dry wash draining into North Willow Creek, between Crowder Flat and the Oregon border. 1620 Comment
  CAS-BOT-BC197988  Navarretia intertexta subsp. propinqua Bruce Bartholomew 1990-6-18 5383 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  SJSU9537  Navarretia intertexta subsp. propinqua W. Savage 1979-7-3 1276 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC133669  Navarretia intertexta subsp. propinqua Milo S. Baker 1899-8-24 Modoc Forestdale Comment
  UC711866  Navarretia intertexta subsp. propinqua Roxana S. Ferris and Laura Lorraine 1941-8-14 10604 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  UC1199837  Navarretia intertexta subsp. propinqua Herbert L. Mason 1946-7-13 13445 Modoc s of Goose Lake (near Highway 395); Joseph Creek Comment
  CAS-BOT-BC197959  Navarretia leucocephala subsp. minima K. Paulson; Robert Paulson 1989-7-2 158 Modoc Vicinity of Craig Spring, ca. 2 mi. NE of Happy Camp. 1447 Comment
  CHSC105973  Navarretia leucocephala subsp. minima Lowell Ahart; John Dittes 2010-8-30 17057 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
  SJSU9533  Navarretia leucocephala subsp. minima W. Savage 1979-6-20 1270 Modoc S margin of Bottle Cr Reservoir, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET195707  Navarretia propinqua Annie M. Alexander, Louise Kellogg 1946-7-7 4932 Modoc Eight Mile Creek; NE corner of county. 1753 Comment
  RSA148666  Navarretia sinistra Clare B. Hardham 1961-6-21 7900 Modoc Warner Mountains: Lakeview-Plush Road. 1829 Comment
  CAS-BOT-BC179310  Nemophila breviflora Annie Montague Alexander; L. Kellogg 1946-6-15 4775 Modoc Deep Creek. 2133 Comment
  JEPS1527  Nemophila breviflora L. Constance 1938-6-12 2332 Modoc 13.4 mi ne Alturas (edge of Thombs Creek at foot of Bonner Grade, Cedar Pass Road, western foothills of the Warner Range); western foothills of Warner Range, Thombs Creek 1524 Comment
  CAS-BOT-BC179286  Nemophila pedunculata F. Angwin 1946-4-13 Modoc Big Valley near Adin. 1280 Comment
  CAS-BOT-BC179291  Nemophila pedunculata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6494 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  HSC26509  Nemophila pedunculata J. P. Smith, J. O. Sawyer 1972-5-6 5258 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  RSA59717  Nemophila pedunculata E. K. Balls 1950-5-18 14758 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  RSA271928  Nemophila pedunculata Christopher Davidson 1975-6-4 2625 Modoc 0.8 miles east of Upper Rush Creek Camp on dirt road off Highway 299 ca. 7 miles west of Adin. Seepage area to left of road. 1662 Comment
  RSA59853  Nestotus stenophyllus E. K. Balls 1950-5-13 14673 Modoc W shore of Goose Lake, 0.2 mile S of Oregon-Calif. state line. 1463 Comment
  SD53082  Nestotus stenophyllus Peter H. Raven 1962-5-29 17895 Modoc 14 miles northwest of Canby. Comment
  UC682090  Nestotus stenophyllus G. L. Stebbins Jr. 1942-5-30 3247 Modoc 8.6 miles northwest of Canby, on road to Tule Lake 1584 Comment
  UC1523753  Nestotus stenophyllus Gary Schoolcraft 1981-5-6 379 Modoc Northeast of Alturas 1536 Comment
  CHSC100433  Nicotiana attenuata Lowell Ahart; John Dittes 2008-8-25 15319 Modoc On the east bank of the Pit River (flood plain), about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CHSC34509  Nicotiana attenuata J. D. Prouty 1980-8-9 1148 Modoc Ca. 2 mi e of Cedarville, n side of Rd 299 as it intersects w margin of Middle Alkali Lake. Comment
  JEPS12231  Nicotiana attenuata F. H. Frost 1925-7-11 15 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon Comment
  UC26154  Nicotiana attenuata Mrs. R. M. Austin Aug 1894 Modoc n of Alturas (Pit River); Pit River Comment
  CAS-BOT-BC49366  Nothocalais troximoides Bruce Bartholomew 1993-6-14 6656 Modoc 5.5 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1440 Comment
  CHSC118080  Nothocalais troximoides L. P. Janeway 2016-5-17 12011 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
  UC1546992  Nuphar lutea subsp. polysepala Leila M. Shultz, John S. Shultz 1985-6-23 8600 Modoc at crossing 14 mi n of Likely (south fork of the Pit River); Pit River 1371 Comment
  POM257273  Oenothera elata subsp. hirsutissima F. H. Frost 1925-7-24 111 Modoc Jess Valley, Warner Mountains Comment
  POM108006  Olsynium douglasii Mrs. R. M. Austin 1895-04 497 Modoc Goose Lake Valley. Comment
  UCD134666  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc south side of 4th Street, east of East Street, Alturas. Comment
  UCD134668  Onopordum acanthium T. C. Fuller 1959-7-8 A Modoc south side of 4th street, east of East Street, Alturas. Comment
  CAS-BOT-BC190796  Orobanche corymbosa Bruce Bartholomew 1991-6-22 5850 Modoc E side of Surprise Valley, 8.3 km E of Eagleville. 1430 Comment
  RSA59720  Orobanche uniflora E. K. Balls 1950-5-18 14756 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  UC35319  Orobanche uniflora subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-8 Modoc Near Egg Lake. Comment
  SEINET6031268  Orobanche uniflora var. occidentalis M. J. Williams 1968-6-1 1154 Modoc Cedar Pass [Warner Mts.} Comment
  NY762091  Orthilia secunda B. M. Bartholomew 1988-7-23 4574 Modoc Dismal Swamp, Warner Mountains. Fort Bidwell 15' Quad. 2180 Comment
  CAS-BOT-BC232179  Orthocarpus cuspidatus subsp. copelandii Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2137 Modoc Cedar Pass, Warner Mountains Comment
  CAS-BOT-BC232324  Orthocarpus cuspidatus subsp. copelandii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 93 Modoc Above Parker Creek. 1828 Comment
  RSA80247  Orthocarpus cuspidatus subsp. copelandii F. W. Peirson 1926-6-25 6871 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  UC673450  Orthocarpus cuspidatus subsp. cryptanthus F. H. Frost 1925-7-25 Modoc Eagle Peak; Warner Mts., Eagle Peak Comment
  UCSB10027  Orthocarpus cuspidatus subsp. cryptanthus Haller, John 1959-8-1 Modoc 1/4 mile north of the highest point on the road between Blue Lake and Lower Alkali Lake, crest of the Warner Mnts. 2438 Comment
  POM44249A  Orthocarpus hispidus R. M. Austin 1895-07 537 Modoc Goose Lake Valley. Comment
  RSA44249B  Orthocarpus hispidus R. M. Austin 1895-07 537 Modoc Goose Lake Valley. Comment
  RSA504599  Orthocarpus hispidus Bruce Bartholomew, B. Anderson 1988-6-23 4282 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  CAS-BOT-BC15740  Osmorhiza chilensis Barrett Anderson 1986-7-9 3166 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 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-BC15702  Osmorhiza occidentalis Leland S. Smith 1922-7-20 1282 Modoc Rush Creek Ranger Station. Comment
  RSA646248  Osmorhiza occidentalis Marion P. Harthill 1972-6-17 s.n. Modoc Cedar Pass, Modoc National Forest 1921 Comment
  CAS-BOT-BC50303  Packera cana Annie Montague Alexander; L. Kellogg 1946-7-23 5044 Modoc Emerson Peak, near summit, Warner Mountains Comment
  HSC67898  Packera cana J. P. Smith, J. O. Sawyer 1973-8-8 7240 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS37603  Packera cana L. S. Smith 1918-7-7 975 Modoc Jess Valley Modoc National Forest 1524 Comment
  UC585149  Packera cana E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1829 Modoc about 3 mi w Cedarville (in the Warner Mountains, Cedar Creek Canyon); Warner Mountains, Cedar Creek Canyon Comment
  UC711807  Packera cana Roxana S. Ferris and Laura Lorraine 1941-8-14 10612 Modoc summit Fandango Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains, Fandango Pass 1889 Comment
  UC91710  Packera cana Mrs. R. M. Austin June 1894 242 Modoc Lava Beds Comment
  JEPS5947  Packera cana Frances D. Payne 1931-6-11 151 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC50276  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC190777  Paeonia brownii Frances Payne 1929-7-7 48 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  UC748209  Paeonia brownii Annie M. Alexander and Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2164 Comment
  JEPS52292  Paeonia brownii Wayne Roderick 1963-6-9 Modoc about 1/2 mi above campground on east side of pass; Cedar Pass 1981 Comment
  JEPS60651  Paeonia brownii Frances D. Payne 1929-7-7 68 Modoc 2 mi sw Mt. Warren (se Modoc Co.); Pine Creek Basin 2133 Comment
  POM99653  Paeonia brownii R. M. Austin 1895-06 219 Modoc Goose Lake Valley. Comment
  JEPS70586  Panicum capillare Leland S. Smith 1918-9-20 1061 Modoc Surprise Valley , Modoc National Forest 1371 Comment
  UC1037261  Panicum capillare Leo Whitney 1935-8-24 102 Modoc near Alturas (McArthurs Ranch); McArthurs Ranch Comment
  CAS-BOT-BC225849  Parnassia fimbriata Leland S. Smith 1918-8-26 1049 Modoc Head of canyon, Owl Creek Canyon. 2286 Comment
  UCD32703  Pascopyrum smithii Beecher Crampton 1954-7-7 2123 Modoc Modoc County, Alturas, vacant lot adjacent to Lederer Building. Comment
  CAS-BOT-BC95498  Paxistima myrsinites Bruce Bartholomew 1995-6-22 6976 Modoc Between Day and Lookout, 7.4 km W of Day on County Road 94 along Widdow Valley Creek. 1350 Comment
  UC18066  Paxistima myrsinites Milo S. Baker 1893-6 Modoc Forestdale Comment
  CHSC109737  Pectiantia pentandra B. Castro; L. P. Janeway 2012-7-27 1972 Modoc Warner Mountains. North-sloping meadow opening just above Mineral Spring, 0.,3 air mi east of Yellow Mountain. Meadow surrounded by tall lodgepole pine forest; on E side of road. 2350 Comment
  CAS-BOT-BC232310  Pedicularis attollens Leland S. Smith 1922-7-20 1287 Modoc Rush Creek Ranger Station. 1889 Comment
  CAS-BOT-BC232313  Pedicularis attollens F. D. Parker 1931-6-12 153 Modoc Parker Creek, Warner Mountains 1584 Comment
  UCR34819  Pedicularis attollens J. A. Harpel 1981-8-6 V- 22 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC245198  Pedicularis semibarbata Bruce Bartholomew 1995-7-31 7091 Modoc Lodgepole pine forest E of Bald Mountain, E side of the Warner Mts. 2220 Comment
  CAS-BOT-BC30193  Pellaea breweri Bruce Bartholomew 1992-8-8 6376 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  CAS-BOT-BC30195  Pellaea breweri Gregg M. Riegel 1980-7-31 928 Modoc South Warner Mountains Comment
  CAS-BOT-BC232337  Penstemon davidsonii var. davidsonii M. Vasey 1990-6-28 9013 Modoc Trail to summit above N Emerson Lake, South Warner Wilderness 2560 Comment
  CAS-BOT-BC232345  Penstemon davidsonii var. davidsonii Robert Patterson; Mona Bourell 1993-8-15 5277 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC232349  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-5 8172 A Modoc Cedar Mountain, Warner Mountains Comment
  UC1594766  Penstemon davidsonii var. davidsonii David Charlet 1988-8-12 153 Modoc Warner Peak South Warner Mountains 2956 Comment
  CAS-BOT-BC245530  Penstemon gracilentus Louis Cutter Wheeler 1935-8-8 3812 Modoc North Fork Bidwell Creek, Warner Mountains 2286 Comment
  CAS-BOT-BC245533  Penstemon gracilentus Frederick H. Frost 1925-7-25 156 Modoc Eagle Peak, Warner Mountains Comment
  CAS-BOT-BC245542  Penstemon gracilentus John Thomas Howell 1934-6-14 12176 Modoc Patterson Mill Road, Warner Mountains 2133 Comment
  HSC21013  Penstemon gracilentus M. T. Milligan 1964-7-25 187 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC80747  Penstemon gracilentus G. M. Riegel 1979-7-24 600 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC232525  Penstemon roezlii C. C. (Mrs.) Bruce 1894-6-1 92 Modoc Davis Creek. Comment
  SEINET188331  Penstemon roezlii C. L. Hitchcock 1940-5-28 6719 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  UC1012484  Penstemon roezlii Francis W. Pennell 1940-6-7 25728 Modoc Route 299, 4 mi ne Adin; ne of Adin 1341 Comment
  CAS-BOT-BC245571  Penstemon roezlii Milo Samuel Baker 1893-7-18 s.n. Modoc unspecified Comment
  CAS-BOT-BC245486  Penstemon rydbergii var. oreocharis Mrs. H. C. Cantelow 1940-6-2 4472 Modoc 10.5 mi. NW of Canby. Comment
  CAS-BOT-BC245506  Penstemon rydbergii var. oreocharis Bruce Bartholomew 1990-6-16 5276 Modoc Bear Flat, W side of Warner Mountains. 1830 Comment
  HSC20995  Penstemon rydbergii var. oreocharis M. T. Milligan 1965-6-26 314 Modoc N end Jess Valley. 1616 Comment
  RSA401856  Penstemon rydbergii var. oreocharis G. Willett 1935-6-14 s.n. Modoc 4 mi E of Likely. 1524 Comment
  UC565590  Penstemon rydbergii var. oreocharis F. H. Frost 1925-7-24 135 Modoc Jess Valley Warner Mountains, Jess Valley (s Modoc County) Comment
  UC748179  Penstemon rydbergii var. oreocharis Annie M. Alexander and Louise Kellogg 1946-6-14 4749 Modoc Silver Creek branch of Patterson Mill road 1828 Comment
  CAS-BOT-BC245548  Penstemon speciosus K. Paulson; Robert Paulson 1989-6-14 129 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  CAS-BOT-BC245550  Penstemon speciosus Elmer Ivan Applegate 1932-8-1 8037 Modoc High arid summit of Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC248310  Penstemon speciosus B. Bartholomew; H. Sun 2002-6-24 8851 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  JEPS11391  Penstemon speciosus Milo S. Baker 1893-7-8 Modoc near Forestdale, sw (Lava beds); , near Forestdale, sw Comment
  SEINET11138449  Penstemon speciosus N. H. Holmgren, Patricia K. Holmgren 1978-1 8879 Modoc U.S. Highway 395, 9.5 km (5.9 miles) north of Davis Creek 1490 Comment
  RSA11915  Penstemon speciosus Elmer I. Applegate 1932-8-1 8037 Modoc High arid summit of Warner Mountains, south of Warren Peak. Comment
  CAS-BOT-BC214735  Peraphyllum ramosissimum Edward Kent Balls 1950-5-20 14811 Modoc Above South Fork Public Camp, on slope S of River, Likely to Jess Valley. 1432 Comment
  RSA31944  Peraphyllum ramosissimum A. A. Heller 1938-6-24 15228 Modoc elevated flat in clay soil about midway between Canby and Alturas. Comment
  UC931945  Peraphyllum ramosissimum Verne Grant and Alva Grant 1948-7-10 8008 Modoc s of Alturas (on Highway 359) Comment
  UC711870  Perideridia bolanderi subsp. bolanderi Roxana S. Ferris and Laura Lorraine 1941-8-14 10581 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  HSC21603  Perideridia gairdneri subsp. gairdneri M. T. Milligan 1966-8-3 625 Modoc W slope of Eagle Peak 2439 Comment
  CHSC39005  Perideridia kelloggii J. D. Jokerst 1983-7-18 1857 Modoc North of Miles Flat west of and adjacent to Road 5500 at its jct. with the center of section. Comment
  RSA459115  Perideridia kelloggii L. C. Wheeler 1935-8-16 3881 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC95157  Peritoma platycarpa C. C. (Mrs.) Bruce 1898-6-1 2180 Modoc Likely. Comment
  HSC12269  Persicaria amphibia Richard Spjut 1970-7-20 488 Modoc 4 mi. W of Davis Creek 1418 Comment
  CAS-BOT-BC218154  Persicaria maculosa Bruce Bartholomew 1990-8-3 5599 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  UCD120740  Phacelia A. A. Beetle 1944-8-15 3030 Modoc N. of Lookout, wooded slopes above Happy Camp Ranger Station. Comment
  CAS-BOT-BC179278  Phacelia glandulifera Bruce Bartholomew; Barrett Anderson 1989-6-2 4815 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  SBBG30501  Phacelia hastata D. Myrick 1968-6-20 1967 Modoc Cedar Pass Rd, St Hwy 299, 10 mi E of Alturas 1371 Comment
  JEPS81022  Phacelia hastata subsp. compacta J. P. Smith and J. O. Sawyer 1973-8-8 7239 Modoc s slopes of peak Eagle Peak 2560 Comment
  CAS-BOT-BC179260  Phacelia hastata subsp. hastata Annie Montague Alexander; L. Kellogg 1946-6-30 4870 Modoc Highgrade, W side of ridge. 2377 Comment
  CAS-BOT-BC179263  Phacelia hastata subsp. hastata Bruce Bartholomew; Barrett Anderson 1990-7-20 5480 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  SD130515  Phacelia hastata subsp. hastata B. Bartholomew, B. Anderson 1988-7-21 4451 Modoc vicinity of Patterson Campground, southern end of the Warner Mts. Emerson Peak. Sierran montane forest 2190 Comment
  CAS-BOT-BC180008  Phacelia heterophylla subsp. virgata Bruce Bartholomew; Barrett Anderson 1989-6-3 4900 Modoc ca. 8 km WNW of Long Bell Ranger Station. 1350 Comment
  CAS-BOT-BC180011  Phacelia heterophylla subsp. virgata Bruce Bartholomew; Barrett Anderson 1990-7-21 5549 Modoc W edge of Middle Alkali Lake, directly E of Cedarville, Surprise Valley. 1370 Comment
  UC672409  Phacelia heterophylla subsp. virgata F. H. Frost 1925-7-24 107 Modoc Jess Valley Warner Mts. Comment
  UC726920  Phacelia heterophylla subsp. virgata A. A. Heller 1941-6-26 16223 Modoc along US Hwy 299 4 mi w Canby Comment
  UC660090  Phacelia humilis Dorothy E. Beetle 1941-7-29 65 Modoc road to Cedarville at the pass; above a stream 2118 Comment
  CAS-BOT-BC179974  Phacelia humilis var. humilis Roxana Stinchfield Ferris; R. Duthie 1919-6-13 126 Modoc Parker Creek. 2133 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-BC179995  Phacelia humilis var. humilis K. Paulson; Robert Paulson 1988-6-11 29 Modoc N of Stough Reservoir, Warner Mts.. 1706 Comment
  CAS-BOT-BC179999  Phacelia humilis var. humilis Mrs. H. C. Cantelow 1940-6-1 Modoc Cedar Pass Summit. Comment
  CAS-BOT-BC180002  Phacelia humilis var. humilis Barrett Anderson 1986-7-9 3163 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  UCD120535  Phacelia humilis var. humilis Herbert L. Mason 1948-7-18 13620 Modoc Cedar Pass, Warner Mountains. Comment
  POM260003  Phacelia humilis var. humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 miles NE of Alturas. 1616 Comment
  RSA293422  Phacelia humilis var. humilis Reino Alava 1957-7-5 1179 Modoc About one mile east of Benton Meadows, Warner Mountains. Comment
  UC526140  Phacelia linearis John Thomas Howell 1934-6-13 12081 Modoc Fandango Pass Warner Mts. 1828 Comment
  UC71861  Phacelia linearis Mrs. M. H. Manning June 1903 168 Modoc slopes near Fort Bidwell (ne Modoc Co.) Comment
  RSA582231  Phacelia mutabilis Louis C. Wheeler 1935-8-10 3824 Modoc Lily Lake, Pine Creek, Warner Mountains. 2134 Comment
  CAS-BOT-BC179910  Phacelia thermalis John Thomas Howell 1934-6-30 12270 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179913  Phacelia thermalis Amos Arthur Heller 1941-6-26 16220 Modoc 3 mi. W of Canby on Hwy 299. Comment
  RSA152190  Phacelia thermalis Lincoln Constance, Elwood Molseed, John Weiler 1960-6-13 3678 Modoc Nine miles north of Litchfield. 1220 Comment
  SJSU9668  Phacelia thermalis W. Savage 1979-7-9 1514 Modoc Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UC1304164  Phacelia thermalis Edward J. O'Neill 1962-6-22 360 Modoc U-peninsula Klamath Basin National Wildlife Refuges, Clear Lake Refuge 1249 Comment
  POM203781  Phacelia thermalis J. T. Howell 1934-6-30 12270 Modoc Duncan Horse Camp. Comment
  UC106961  Phlox austromontana Mrs. R. M. Austin Jul 1893 Modoc Pine Creek Comment
  CAS-BOT-BC197947  Phlox diffusa Bruce Bartholomew; Mona Bourell 1990-4-27 5169 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  CAS-BOT-BC197955  Phlox diffusa F. Angwin 1946-5-3 s.n. Modoc Big Valley. 1280 Comment
  UC194970  Phlox diffusa W. P. Taylor and H. C. Bryant 1910-7-1 Modoc Summit of Warren Peak Warner Mountains, Warren Peak 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
  UCSB27388  Phlox diffusa Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls; near Clear Lake; east of Likely; Warner Mtns Comment
  POM129406  Phlox diffusa subsp. subcarinata M. French Gilman 590 Modoc Modoc Co. Mts. 1677 Comment
  CAS-BOT-BC197926  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; R. Duthie 1919-6-14 117 Modoc Near Parker Creek. 1981 Comment
  CAS-BOT-BC197935  Phlox douglasii subsp. rigida M. M. Hanna 1956-6-7 s.n. Modoc Highway 139, between Canby and Tienestra. Comment
  CAS-BOT-BC197939  Phlox douglasii subsp. rigida R. M. Austin 1894-5-1 Modoc Goose Lake. Comment
  CAS-BOT-BC197889  Phlox hoodii subsp. canescens Bruce Bartholomew; Barrett Anderson 1989-4-30 4713 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC197890  Phlox hoodii subsp. canescens Alice Eastwood; John Thomas Howell 1940-6-14 8239 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  SEINET3145526  Phlox longifolia E. K. Balls 1950-5-10 15958 Modoc Hwy 395, 8.5 mi NE of Alturas 1524 Comment
  SEINET7073581  Phlox pulvinata A. G. Vestal 1955-5-18 s.n. Modoc About 3.2 miles east of Aden on Route 87. UTM Zone 10, 666674mE, 4563618mN. Coordinate datum: NAD27. Comment
  UC70404  Phlox speciosa subsp. occidentalis Milo S. Baker 1893-1 Modoc Craigs 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
  UC1078863  Phoradendron densum Job Kuijt 1957-5-23 1372 Modoc 14 mi. e. Adin (Hwy. 299) 1463 Comment
  CAS-BOT-BC247591  Phragmites australis Bruce Bartholomew 1994-10-9 6886 Modoc Just N of Lassen County on road to Eagleville, S end of Surprise Valley. 1370 Comment
  CDA32619  Phragmites australis T. C. Fuller 1957-9-17 341 Modoc Near Eagleville. 0 Comment
  CAS-BOT-BC58640  Physaria occidentalis Bruce Bartholomew 1991-8-5 6067 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  CAS-BOT-BC478167  Pinus albicaulis John Thomas Howell 1934-6-14 12109 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  UC496207  Pinus albicaulis Elmer I. Applegate 1932-7-31 7991 Modoc Mill Creek Meadow Warner Mts., Pit River (head of river) 2438 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
  CHSC118816  Pinus ponderosa var. washoensis L. P. Janeway 2015-8-10 11831 Modoc Warner Mountains. Junction of the 64 Road (39N01 - the road to Patterson Campground and Road 38N22;); top of ridge on the west side of Patterson Meadow. 2158 Comment
  NY63476  Pinus washoensis B. M. Bartholomew 1990-8-5 5664 Modoc Summit Trail, ca. 2 km. north of Patterson Ranger Station, west side of Warner Mountains 2400 Comment
  UC1037244  Plagiobothrys cognatus Leo Whitney 1934-5-24 1629 Modoc 15 mi nw Canby (Hackamore, shore of Lake Joaquina); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC79362  Plagiobothrys cusickii Mrs. R. M. Austin Modoc Comment
  CHSC117238  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2016-7-16 21255 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
  JEPS127304  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2016-7-14 21160 Modoc 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. Comment
  CAS-BOT-BC58789  Plagiobothrys hispidus John Thomas Howell 1934-6-13 12067 Modoc Fandango Pass. 1828 Comment
  RSA0118718  Plagiobothrys leptocladus L. P. Janeway, B. Castro 2014-6-3 11321 Modoc Great Basin. Big Mud Lake, near the northwest edge. 1637 Comment
  POM312624  Plagiobothrys mollis H. L. Mason 1947-8-9 13475 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CAS-BOT-BC58727  Plagiobothrys mollis var. mollis Elmer Ivan Applegate 1929-7-27 6085 Modoc Clear Lake Dam, N side of Clear 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
  RSA151940  Plagiobothrys scouleri var. hispidulus R. C. Bacigalupi, L. R. Heckard, S. C. Sanderson, G. Bacigalupi 1952-6-18 3743 Modoc Along U.S. Highway 299, in dessicated roadside pool, at railroad crossing 3/4 mile east of Canby 1311 Comment
  CAS-BOT-BC58769  Plagiobothrys stipitatus var. micranthus Annie Montague Alexander; L. Kellogg 1946-7-6 4914 Modoc 3.5 mi E of Eagleville. Comment
  UC1587097  Plagiobothrys stipitatus var. micranthus G. Schoolcraft 1991-6-18 2164 Modoc about 4 mi ne Adin (w of Hwy 299) 1304 Comment
  CAS-BOT-BC58764  Plagiobothrys stipitatus var. micranthus Herbert Louis Mason; Verne Grant 1947-7-12 13410 Modoc W side of Pit River Valley, S of Alturas. Comment
  POM312571  Plagiobothrys stipitatus var. micranthus H. L. Mason, Verne Grant 1947-7-12 13410 Modoc West side of Pit River Valley S of Alturas. Comment
  UC1191844  Plagiobothrys stipitatus var. micranthus Herbert L. Mason and Verne Grant 1947-7-12 13410 Modoc s of Alturas (w side of Pit River Valley); Pit River Valley Comment
  SBBG20689  Plagiobothrys undulatus C. B. Hardham 1961-6-17 Modoc Cedar Pass Cmpgrd Comment
  CHSC117146  Plantago major Lowell Ahart; John Dittes 2016-7-14 21184 Modoc Around the strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile d(air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  HSC65541  Plantago major Thomas Wood 1979-8-8 208 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  UCR37817  Platanthera dilatata var. leucostachys O. Ballantyne 1983-7-18 s.n. Modoc Warner Mtn., Tributary of North Fork of East Creek 1585 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
  HSC16615  Platanthera dilatata var. leucostachys M. T. Milligan 1964-7-25 194 Modoc Jess Valley, 400yds W of Mill Creek on Clear Lake Rd. 1677 Comment
  JEPS86306  Platanthera leucostachys Jack and Betty Guggolz 1988-7-5 981 Modoc west branch of Bidwell Creek North Star Basin Comment
  CAS-BOT-BC136648  Platanthera stricta Mrs. R. M. Austin 1884-7-1 167 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC136650  Platanthera stricta L. S. Smith 1918-6-22 943 Modoc Field redacted by CAS, contact the data manager for more information 2286 Comment
  CAS-BOT-BC136653  Platanthera stricta Elmer I. Applegate 1932-7-7 8230 Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC245391  Plectritis macrocera Fred D. Douthitt 1916-5-11 19 Modoc Juniper Flats - West Valley etc. 1524 Comment
  CAS-BOT-BC245407  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-4-27 4627 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  SEINET195478  Pleiacanthus spinosus Annie M. Alexander, Louise Kellogg 1946-7-5 5910 Modoc Lava Cliff west Lower Lake Comment
  HSC80829  Poa bolanderi G. M. Riegel 1979-9-1 730 Modoc S Warner Mtns. 1829 Comment
  HSC80830  Poa bulbosa G. M. Riegel 1980-6-30 788 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC247578  Poa cusickii John H. Hatton 1911-6-12 51 Modoc Modoc County. 1463 Comment
  CHSC110974  Poa cusickii subsp. cusickii Lowell Ahart; John Dittes 2012-7-10 18328 Modoc Open meadow, west of the fence, 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
  UC1025014  Poa palustris Leo Whitney 1935-7-13 3493 Modoc Alturas Comment
  UCD32721  Poa palustris Beecher Crampton 1954-7-7 2159 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UCD91823  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 miles east of Alturas, road to Cedarville Pass. 1371 Comment
  CAS-BOT-BC247610  Poa pratensis subsp. pratensis Bruce Bartholomew; Barrett Anderson 1990-7-21 5580 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  CAS-BOT-BC247613  Poa pratensis subsp. pratensis Bruce Bartholomew 1989-8-11 5099 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  UC711805  Poa pratensis subsp. pratensis Roxana S. Ferris and Laura Lorraine 1941-8-13 10532 Modoc Patterson Ranger Station (East Creek drainage) Patterson Ranger Station; Modoc Nat'l Forest, Warner Mts 2164 Comment
  POM260253  Poa secunda C. L. Hitchcock 1940-5-28 6725 Modoc 15 miles N of Alturas. 1402 Comment
  CHSC85399  Poa secunda subsp. juncifolia John Dittes; Josephine Guardino 1991-7-21 441 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
  UCD92386  Poa secunda subsp. juncifolia Herbert L. Mason; Malcolm A. Nobs, S. Galen Smith 1949-5-29 765 Modoc 2 miles E of Adin. Comment
  CAS-BOT-BC247674  Poa secunda subsp. secunda Bruce Bartholomew 1990-6-17 5320 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 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
  JEPS70660  Poa secunda subsp. secunda L. S. Smith 1917-7-2 56 Modoc head of Shields Creek; Warner Mts 2331 Comment
  UC1037148  Poa secunda subsp. secunda Leo Whitney 1935-7-6 3424 Modoc near Lookout Pit River Comment
  UC821123  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-27 6660 Modoc 9 mi ne Alturas 1402 Comment
  UCD32705  Poa secunda subsp. secunda Beecher Crampton 1954-7-7 2131 Modoc W side of Cedar Pass, Warner Mountains. 1889 Comment
  UCD90489  Poa secunda subsp. secunda A. A. Beetle 1941-6-29 2827 Modoc Near summit of Cedarville Pass. 2118 Comment
  CAS-BOT-BC252515  Poa wheeleri Bruce Bartholomew 1991-6-20 5789 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  CAS-BOT-BC252519  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1988-5-12 4125 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  CHSC109463  Poa wheeleri L. P. Janeway; B. Castro 2012-7-26 11016 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  HSC80831  Poa wheeleri G. M. Riegel 1979-7-30 628 Modoc S Warner Mtns. 1829 Comment
  CHSC67510  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 SE of Doublehead Mountain, N and adjacent to dirt road and 0.25 mile W of a north to south-oriented fanceline through the center of section. 1371 Comment
  RSA551272  Pogogyne floribunda Bruce Bartholomew 1991-7-5 5932 Modoc Cow Head Tank, 6 km NW of Dorris Brothers Reservoir. 1520 Comment
  SD149137  Pogogyne floribunda B. Bartholomew 1991-8-4 6021 Modoc 3.2 km south of Drift Fence Tank on road to Mud Lake. 1580 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-BC197852  Polemonium micranthum Bruce Bartholomew 1995-6-1 6929 Modoc Widow Valley between Day and Lookout on County Road 94. 1330 Comment
  CAS-BOT-BC197858  Polemonium micranthum Bruce Bartholomew 1994-5-14 6687 Modoc 5.1 km SE of Burlington Railroad Northern railroad track on road between Egg Lake and Lookout. 1400 Comment
  RSA26474  Polyctenium fremontii Alice Eastwood, JT Howell 1940-6-15 8275 Modoc Near Perez Comment
  CAS-BOT-BC58321  Polyctenium fremontii var. fremontii Bruce Bartholomew 1991-5-24 5739 Modoc Near N side of Big Mud Lake at the Nevada State boundary. 1680 Comment
  CHSC67096  Polyctenium fremontii var. fremontii James D. Jokerst 1987-5-11 2831 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, dry lake W and adjacent to N end of central sector. 1353 Comment
  UC1060642  Polygonum Herbert L. Mason 1955-8-14 14655 Modoc n of Rim Rock Valley Reservoir (Frift Fence Reservoir); Frift Fence Reservoir Comment
  OBI70870  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc Modoc Plateau: 1 mi NW of Mud lake, Devil's Garden 1524 Comment
  RSA599749  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc Modoc Plateau: 1 mi. northwest of Mud Lake, Devil's Garden. 1524 Comment
  UC1576762  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10486 Modoc Snake Lake Warner Mountains (bed) 1569 Comment
  UCD100000  Polygonum aviculare subsp. depressum Verne Grant; Irving Schneider 1947-7-18 8043 Modoc Eastside canal, 5 miles north of Bayley's bridge, south of Alturas. Comment
  UC748282  Polygonum bistortoides Annie M. Alexander and Louise Kellogg 1946-7-18 5022 Modoc Benton Meadow Warner Mountains 2072 Comment
  UC6665  Polygonum bistortoides Milo S. Baker Jun 19 1893-Jul 8 1893 Modoc Comment
  UC71800  Polygonum convolvulus Mrs. M. H. Manning 1904-1 235 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC26627  Polygonum esotericum Louis C. Wheeler 1935-8-25 3918 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  SEINET3087327 Image available Polygonum kelloggii Arnold Tiehm 1984-7-30 8829 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1615 Comment
  CAS-BOT-BC218165  Polygonum polygaloides Bruce Bartholomew; Barrett Anderson 1989-6-1 4726 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  CHSC67585  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3210 Modoc Hwy. 139 NW of Canby, ca. 300 m N of the road at the edge of a large dry lake, within the dry-down zone adjacent to a concrete overflow structure. Comment
  CHSC67587  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3216 Modoc SE of Clear Lake Reservoir on a dry meadow edge at the headwaters of Mowitz Creek, ca. 0.66 mi E of Red Lake. Comment
  JEPS98243  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-18 1406 Modoc 13 mi NW of Canby (along s side of Hwy 139; ca 500 ft e of FSR 44N11) 1481 Comment
  RSA65860  Polygonum polygaloides subsp. confertiflorum Alice Eastwood, John T. Howell 1940-6-14 13052 Modoc 8 miles NW of Canby Comment
  CAS-BOT-BC218169  Polygonum polygaloides subsp. confertiflorum Herbert Louis Mason 1957-6-21 14706 Modoc West side of Said Valley. Comment
  RSA32012  Polygonum polygaloides subsp. confertiflorum A. A. Heller 1938-6-24 15230 Modoc 2 miles E of McArthur. 1037 Comment
  UC1112255  Polygonum polygaloides subsp. confertiflorum R. C. Bacigalupi with S. Galen Smith 1957-6-27 5982 Modoc along State Hwy 139 ca 9 mi nw Canby 1493 Comment
  UCD100569  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3210 Modoc Hwy. 139 NW of Canby, ca. 300 m N of the road at the SE edge of a large dry lake, within the dry-down zone adjacent to a concrete overflow structure. Comment
  CAS-BOT-BC218177  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8228 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC218181  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8209 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC27102  Polygonum polygaloides subsp. esotericum Louis Cutter Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devils Garden. Modoc National Forest 1524 Comment
  CHSC81398  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-19 1423 Modoc Ca. 9 mi nw of Canby, on n side of Hwy 139, 2.0 mi w of Forest Service Rd 46N10. 1488 Comment
  RSA602681  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-16 3867 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CDA22857  Polygonum ramosissimum T. C. Fuller 1958-8-12 2068 Modoc Corporation Ranch, Likely. 0 Comment
  JEPS127305  Polygonum ramosissimum subsp. prolificum Lowell Ahart, John Dittes 2016-7-14 21191 Modoc 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. Comment
  NY407626  Polygonum sawatchense B. M. Bartholomew 1989-6-2 4781 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  RSA204116  Polygonum sawatchense subsp. oblivium J. T. Howell 1934-6-14 12148 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC420162  Polygonum sawatchense subsp. sawatchense Ira L. Wiggins; Dorothy B. Wiggins 1961-6-15 16507 Modoc 16 mi. W of Canby, along Calif. St. Highway 139 Comment
  CAS-BOT-BC218146  Polygonum spergulariiforme John Thomas Howell 1934-7-1 12326 Modoc Duncan Horse Camp. 1355 Comment
  HSC10822  Polypogon monspeliensis M. T. Milligan 1964-8-21 229 Modoc South end of Dorris Resvr. Dam. Comment
  UC1025022  Polypogon monspeliensis Leo Whitney 1935-7-17 3513 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  RSA611274  Populus tremuloides Louis C. Wheeler 1935-9-30 4017 Modoc Back Tuttle Place. Devil's Garden. 1524 Comment
  CAS-BOT-BC225107  Populus trichocarpa Roxana Stinchfield Ferris; R. Duthie 1919-6-14 140 Modoc Parker Creek below Nat. Forest Boundary. Comment
  RSA59861  Populus trichocarpa E. K. Balls 1950-5-11 14610 Modoc W of Middle Lake. Between Eagleville and Cedarville. 1433 Comment
  RSA603999  Porterella carnosula L. C. Wheeler 1935-8-3 3756 Modoc Warner Mountains: Rock Lake, Pine Creek 1920 Comment
  UC1101394  Portulaca oleracea Herbert L. Mason, Verne Grant 1947-7-10 13342 Modoc 2 mi e of Alturas (Dorris Reservoir); Dorris Reservoir Comment
  UC1191467  Portulaca oleracea Verne Grant, Irving Schneider 1947-8-27 8315 Modoc sw end of Clear Lake Clear Lake Comment
  CAS-BOT-BC242201  Potamogeton diversifolius Bruce Bartholomew 1995-7-30 7068 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  UC1099880  Potamogeton epihydrus subsp. nuttallii Verne Grant, Irving Schneider 1947-7-21 8127 Modoc n of Alturas (North Fork Pit River by bridge on Hwy 395); North Fork Pit River Comment
  POM313026  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  UC1099908  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc at bridge by Coal Stone Valley; Pit River Comment
  CAS-BOT-BC242235  Potamogeton natans Louis Cutter Wheeler 1935-9-11 3973 Modoc Fletcher Creek, Devia's Garden. 1524 Comment
  UC441345  Potamogeton nodosus Milo S. Baker 1899-8-24 Modoc in Pit River (at lookout) Comment
  CAS-BOT-BC242226  Potamogeton richardsonii Verne Grant; I. Schneider 1947-7-18 8053 Modoc 1.4 mi. N of Bayle's bridge, S of Alturas. Comment
  UC1100101  Potamogeton richardsonii Herbert L. Mason 1947-8-13 13530 Modoc n of Canby (ne side of F Reservoir) Comment
  UCD138297  Potamogeton richardsonii Malcolm A. Nobs; S. Galen Smith 1949-7-22 1068 Modoc South Fork of Pit River, Likely. 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
  UC71672  Potentilla biennis Mrs. M. H. Manning 1902-10-21 Modoc northern slope of Fandango northern slope of Fandango (north-eastern Modoc County) Comment
  CAS-BOT-BC214747  Potentilla breweri Francis Dorris Payne 1932-7-1 656 Modoc Pine Creek Basin, Warner Mts. Comment
  RSA504664  Potentilla bruceae Bruce Bartholomew, B. Anderson 1988-7-22 4543 -A Modoc Benton Meadow, Warner Mts. 2180 Comment
  CAS-BOT-BC214739  Potentilla drummondii Bruce Bartholomew; Barrett Anderson 1988-7-23 4568 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  HSC18783  Potentilla glaucophylla var. glaucophylla M. T. Milligan 1964-7-25 182 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC214776  Potentilla gracilis John Thomas Howell 1934-7-1 12306 Modoc Duncan Horse Camp. 1355 Comment
  UC545660  Potentilla gracilis John Thomas Howell 1934-7-1 12306 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC214782  Potentilla gracilis Verne Grant; I. Schneider 1947-7-19 8073 Modoc Williams ranch, along Southern Pacific right-of-way near East Canal, in Pit Valley S of Alturas. Comment
  UC114480  Potentilla gracilis var. flabelliformis Mrs. R. M. Austin June 1894 83 Modoc Davis Creek 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-BC143311  Potentilla newberryi John Thomas Howell 1934-7-2 12359 Modoc East side of Clear Lake Comment
  POM224087  Potentilla newberryi J. T. Howell 1934-7-2 12356 Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  RSA695395  Potentilla newberryi Steve Edwards 2002-7-14 s.n. Modoc Devil's Garden, east end of Big Sage Reservoir dam Comment
  UC1540168  Potentilla newberryi Dean W. Taylor 1987-8-9 9279 Modoc Northeastern California 1371 Comment
  UC545842  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc near w end Clear Lake; near w end of Clear Lake Comment
  POM312885  Potentilla rivalis H. L. Mason 1947-8-13 13518 Modoc Northeast side of 'F' reservoir, north of Canby Comment
  CAS-BOT-BC225035  Poteridium annuum D. Toren; Barbara Trowbridge 1975-6-20 5142 Modoc Jess Valley, East of Likely 1097 Comment
  UCD113965  Poteridium annuum Jack Major 1966-6-24 s.n. Modoc Above Goose Lake, west side of Fandango Pass. 1645 Comment
  CAS-BOT-BC214807  Prunus emarginata Annie Montague Alexander; L. Kellogg 1946-6-28 4859 Modoc Pine Creek Canyon, N end of Warner Mts. 2103 Comment
  HSC80704  Prunus emarginata G. M. Riegel 1980-7-11 874 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC214816  Prunus subcordata A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill, NE of Davis Creek. Comment
  CAS-BOT-BC214822  Prunus subcordata K. Paulson; Robert Paulson 1989-5-8 104 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC225001  Prunus subcordata Bruce Bartholomew; Barrett Anderson 1988-5-14 4192 Modoc 7 km S of turn off to Crowder Flats along West Side Road, W side of Goose Lake. 1410 Comment
  JEPS44712  Prunus subcordata Frances D. Payne 1932-5-27 404 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  RSA101376  Prunus subcordata R. Weatherby 1955-7-8 1630 Modoc Warner Mtns. 6 miles N of Ft. Bidwell. 1646 Comment
  RSA1576  Prunus subcordata E. R. Johnson 1928-8-31 1195 Modoc W edge of lava beds between Lookout and Battle Comment
  RSA59642  Prunus subcordata E. K. Balls 1950-5-12 14651 Modoc N of Bucks Creek Ranger Station. Modoc National Forest. 1829 Comment
  CAS-BOT-BC225012  Prunus virginiana var. demissa Annie Montague Alexander; L. Kellogg 1946-6-9 4706 Modoc Mouth of Eagle Creek Canyon, Warner Mts. Comment
  CAS-BOT-BC225018  Prunus virginiana var. demissa Thomas C. Fuller 1963-7-16 11008 Modoc S side of Fandango Pass Rd. just E of road to Willow Ranch, W base of Warner Mts. Comment
  CHSC100358  Prunus virginiana var. demissa Lowell Ahart; John Dittes 2008-8-25 15301 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  UCSB16353  Prunus virginiana var. demissa 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
  JEPS68373  Pseudoroegneria spicata subsp. spicata Leland S. Smith 1918-6-22 973 Modoc Modoc National Forest, Pine Creek Pine Creek; Modoc National Forest, Pine Creek 2042 Comment
  CAS-BOT-BC95233  Pseudostellaria jamesiana Bruce Bartholomew 1991-6-20 5783 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CAS-BOT-BC95235  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  UC465824  Pseudostellaria jamesiana M. F. Gilman 663 Modoc Canyons 1676 Comment
  CAS-BOT-BC50389  Psilocarphus oregonus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16512 Modoc 13 mi. W of Canby along Hwy 139 Comment
  CHSC107372  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2011-6-22 17543 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
  RSA467855  Pterospora andromedea J. P. Smith, J. O. Sawyer, Smith 1973-8-9 7255 Modoc Around the shore of Blue Lake, Modoc National Forest. 1829 Comment
  UC748233  Pterospora andromedea Annie M. Alexander and Louise Kellogg 1946-8-10 5150 Modoc 1/2 mi beyond Porter Reserve road; Warner Mountains Comment
  UC1608978  Pteryxia terebinthina var. californica B. Bartholomew 1993-6-12 6583 Modoc Road to Day Rock from Little Hot Spring Valley 381 Comment
  UCD32739  Puccinellia distans Beecher Crampton 1954-7-8 2192 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  RSA323603  Puccinellia lemmonii A. Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8799 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. 1357 Comment
  UCD91875  Puccinellia lemmonii Beecher Crampton 1954-7-6 2083 -B Modoc Along U. S. Hwy. 395. 4 miles north of Likely. Comment
  UCD91885  Puccinellia lemmonii Beecher Crampton 1954-7-8 2189 Modoc Modoc County, 1.5 miles west of Altura, extension of 4th Street. Comment
  CAS-BOT-BC218231  Purshia tridentata var. tridentata A. D. Borden 1911-8-9 Modoc S slope of Shields Creek. Comment
  UC1167549  Purshia tridentata var. tridentata E. C. Nord 1958-7-21 115 Modoc 1 mi w Fort Bidwell Indian Reservation (near Modoc Forest/Expt. area) 1524 Comment
  CAS-BOT-BC95688  Pyrola picta K. Paulson; Robert Paulson 1988-7-13 78 Modoc Clear Lake area, Warner Mts.. Comment
  CAS-BOT-BC95693  Pyrola picta Bruce Bartholomew 1995-7-30 7045 Modoc Big Valley Mountains N of County Road 94. 1400 Comment
  CAS-BOT-BC497311  Pyrola picta B. Bartholomew 1991-8-6 6078 Modoc Emerson Trail between Emerson Camp Ground and N. Emerson Lake, E side of Warner Mts. 1920 Comment
  RSA606139  Pyrrocoma lanceolata L. C. Wheeler 1935-9-27 4008 Modoc Pease Flat, Devil's Garden. 1524 Comment
  CAS-BOT-BC105113  Quercus kelloggii Annie M. Alexander; Louise Kellogg 1948-9-18 5623 Modoc 1 mile SW of Adin Pass summit 1524 Comment
  RSA504607  Quercus kelloggii Bruce Bartholomew, B. Anderson 1988-6-23 4262 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  UC748194  Raillardella argentea Annie M. Alexander and Louise Kellogg 1946-7-29 5092 Modoc divide top Emerson Creek Canyon; Warner Mountains, Emerson Creek Canyon Comment
  CAS-BOT-BC217254  Ranunculus alismifolius Leland S. Smith 1920-6-2 1157 Modoc 12-mile Creek. 2042 Comment
  UC748219  Ranunculus alismifolius var. alismifolius Annie M. Alexander and Louise Kellogg 1946-6-8 4696 Modoc road from Eagleville to Patterson Mill 2286 Comment
  JEPS81763  Ranunculus andersonii Mary H. Manning Modoc Comment
  CAS-BOT-BC379337  Ranunculus andersonii var. andersonii Ira L. Wiggins; Dorothy B. Wiggins 1961-6-12 16427 Modoc grassy patch in full sun near summit of Cedar Pass, between Alturas and Cedarville 1920 Comment
  CAS-BOT-BC379167  Ranunculus aquatilis var. aquatilis Clare R. Wheeler; Gladys L. Smith 1979-5-27 1100 Modoc Red Mountain, BLM access road, 10 mi E of Hwy 101, N of Leggett 91 Comment
  POM312421  Ranunculus aquatilis var. capillaceus Verne Grant, Irving Schneider 1947-7-22 8135 Modoc N Fork of Pit River by State Quarantine Station, Hwy 395, N of Alturas. Comment
Read comments
Mar 20 2011
  RSA399404  Ranunculus californicus Christopher Davidson 1973-5-26 2131 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC378944  Ranunculus californicus var. californicus Parkison 1916-6-21 24 Modoc Lassen Forest, meadow at Patterson Camp 1707 Comment
  CAS-BOT-BC217227  Ranunculus cymbalaria Bruce Bartholomew 1991-8-4 6012 Modoc W side of Goose Lake, 10.5 km N of McGinty Point. 1460 Comment
  CAS-BOT-BC217234  Ranunculus cymbalaria Bruce Bartholomew 1992-5-15 6288 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  UC1025082  Ranunculus cymbalaria var. saximontanus Leo Whitney 1934-5-20 1744 Modoc on banks of river near Clear Lake (n part of county); Lost River 1463 Comment
  UC480945  Ranunculus cymbalaria var. saximontanus W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains 2225 Comment
  UC480943  Ranunculus cymbalaria var. saximontanus Mrs. R. M. Austin July 1894 258 Modoc swamp near Goose Lake Comment
  UC748222  Ranunculus eschscholtzii var. oxynotus Annie M. Alexander and Louise Kellogg 1946-7-30 5098 Modoc Eagle Peak Warner Mountains Comment
  CAS-BOT-BC217202  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6438 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  HSC18214  Ranunculus glaberrimus var. glaberrimus M. T. Milligan 1966-4-8 450 Modoc N end of Jess Valley 1616 Comment
  UC9479  Ranunculus occidentalis Milo S. Baker 1893-6-10 Modoc Comment
  POM260873  Ranunculus occidentalis var. eisenii Alice Eastwood, John T. Howell 1940-6-15 8283 Modoc Near Happy Camp Range Station. Comment
  RSA59860  Ranunculus occidentalis var. eisenii E. K. Balls 1950-5-11 14616 Modoc 8 miles N of Lake City, W side of Upper Lake. 1402 Comment
  CAS-BOT-BC217211  Ranunculus occidentalis var. ultramontanus Annie Montague Alexander; L. Kellogg 1946-6-7 4672 Modoc 0.5 mi. E of Cedarville. 1453 Comment
  POM275140  Ranunculus sceleratus var. multifidus A. M. Alexander, Louise Kellogg 1946-6-7 4674 Modoc 0.5 miles E of Cedarville. 1454 Comment
  POM269753  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  RSA604937  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CDA3494  Ranunculus testiculatus T. C. Fuller 1971-7-14 19908 Modoc Barber Grade at crossing with South Barber Creek. 0 Comment
  SJSU9371  Ranunculus testiculatus Wayne Savage 1979-7-3 1316 Modoc Triangle, Antelope Plains Unit, Devils Garden District 1493 Comment
  CAS-BOT-BC217168  Ranunculus uncinatus R. M. Austin 1898-6-1 2305 Modoc Ross Canon Comment
  RSA59715  Ranunculus uncinatus E. K. Balls 1950-5-18 14760 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1402 Comment
  CDA24361  Ranunculus uncinatus G. D. Barbe, J. Kelley 1988-7-2 4299 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  CAS-BOT-BC217080  Rhamnus rubra subsp. obtusissima John Thomas Howell 1934-6-13 12077 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC225857  Ribes aureum Elmer Ivan Applegate 1929-7-29 6089 Modoc N side of Clear Lake. Comment
  HSC20274  Ribes aureum M. T. Milligan 1966-5-14 616 Modoc E slope of eroded volcanic plateau 1677 Comment
  CAS-BOT-BC92390  Ribes aureum var. aureum John Thomas Howell 1934-6-13 12096 Modoc Patterson Mill Road. Warner Mountains. 1676 Comment
  CAS-BOT-BC225866  Ribes cereum Robert J. Weatherby 1955-7-7 1606 Modoc 7 mi. N of Ft. Bidwell. 1889 Comment
  CAS-BOT-BC225880  Ribes cereum Elmer Ivan Applegate 1932-7-31 7984 Modoc Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC225895  Ribes cereum K. Paulson; Robert Paulson 1989-6-14 135 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  NY454996  Ribes cereum B. M. Bartholomew 1988-6-24 4297 Modoc Road beyond Poison Lake ca. 8 km. south of the road from US Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  UC71795  Ribes cereum Mrs. M. H. Manning 1902-10-11 37 a Modoc Warner Mts. 1828 Comment
  UCR27242  Ribes cereum Susanne M. James 1980-5-15 515- 01 Modoc Modoc National Forest. 0.5 mi east of Loveness Road, and 6.5 mi west of Canby. Comment
  SEINET13942374 Image available Ribes cereum Blanche Clear 1945-1 Modoc Capt. Jack's Stronghold 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
  NY455305  Ribes montigenum B. M. Bartholomew 1990-6-16 5261 Modoc West side of Pine Creek Basin, Warner Mountains 2200 Comment
  NY455307  Ribes montigenum B. M. Bartholomew 1988-6-24 4293 Modoc Road beyond Poison Lake, ca. 8 km south of the road from US Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  SEINET256217 Image available Ribes montigenum M. J. Williams 1984-6-29 84- 71 -2 Modoc West side of the Warner Mountains; Lily Lake 2073 Comment
  UCR270415  Ribes nevadense John F. Emmel 2000-8-2 1680 Modoc Modoc Plateau, north end Warner Mountains, upper part of Cave Lake Campground 2043 Comment
  UC1523789  Ribes roezlii Lisa Janio 1981-7-9 Modoc n Adin 1402 Comment
  CAS-BOT-BC225917  Ribes velutinum F. Angwin 1946-4-21 s.n. Modoc Stone Coal Canyon, 12 mi. NE of Adin. 1280 Comment
  CAS-BOT-BC225921  Ribes velutinum John Thomas Howell 1934-6-12 12011 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC225933  Ribes viscosissimum Elmer Ivan Applegate 1932-7-7 8222 Modoc Just above Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC225948  Ribes viscosissimum Bruce Bartholomew 1995-7-31 7123 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  JEPS27159 Image available Ribes viscosissimum Lauramay T. Dempster 1961-6-20 1712 Modoc w Mt. Bidwell (Cave Lake Camp Ground); Warner Mts. Comment
  NY455564  Ribes viscosissimum B. M. Bartholomew 1988-6-24 4298 Modoc Road beyond poison Lake, ca. 8 km south of the road from US Highway 396 to lily Lake, Warner Mountains 2130 Comment
  SEINET195338 Image available Ribes viscosissimum Annie M. Alexander, L Kellogg 1946-6-15 4772 Modoc Deep Creek 1981 Comment
  RSA0020910  Ribes viscosissimum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19439 Modoc At Upper Rush Creek Campground about 8 miles north of Adin on Highway 299. Comment
  CAS-BOT-BC50327  Rigiopappus leptocladus Bruce Bartholomew 1991-7-5 5930 Modoc Vicinity of Cow Head Spring between Dorris Bothers Reservoir and Cow Head Tank. 1510 Comment
  CAS-BOT-BC50370  Rigiopappus leptocladus David Daniels Keck; Jens Chr. Clausen 1935-6-24 3715 Modoc 3 mi. NE of Willow Ranch. 1550 Comment
  JEPS30486  Rigiopappus leptocladus Peter H. Raven and Otto T. Solbrig 1958-6-18 13319 Modoc along dirt road 8.8 mi s Happy Camp Guard Station; Modoc National Forest Comment
  CAS-BOT-BC50369  Rigiopappus leptocladus Fred. P. Cronemiller 1920-6-15 10 Modoc McKenzie Spring. 1341 Comment
  JEPS53835  Rorippa W. L. Jepson 1918-8-7 7902 Modoc North Fork Bidwell Creek Mt. Bidwell, North Fork Bidwell Creek 1828 Comment
  CDA3844  Rorippa austriaca T. C. Fuller 1958-7-8 1972 Modoc Corporation Ranch, Likely. 0 Comment
  CHSC114918  Rorippa austriaca D. B. Joley 1976-6-23 7 Modoc Likely, near Alturas. Comment
  SEINET13762226 Image available Rorippa austriaca T. C. Fuller 1958-7-8 1972 Modoc Wet meadow, Corporation Ranch near Likely Comment
  CHSC67098  Rorippa columbiae James D. Jokerst 1987-6-26 2942 Modoc Fairchield Swamp. Comment
  CAS-BOT-BC58421  Rorippa curvisiliqua Robert Folger Thorne; C. W. Tilforth 1969-9-5 39170 Modoc Margins of Clear Lake, Warner Mts. 1767 Comment
  CAS-BOT-BC58379  Rorippa curvisiliqua Leland S. Smith 1922-7-7 1261 Modoc Near Ft. Bidwell, along boundary of Forest. 1737 Comment
  JEPS53857  Rorippa curvisiliqua Milo S. Baker 1893-6-4 Modoc Little Hot Springs Valley Comment
  CHSC106351  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2010-8-30 17074 Modoc About 10 yards west of the fence, 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
  NY181937  Rorippa curvisiliqua var. orientalis B. M. Bartholomew 1991-6-21 5814 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC58453  Rorippa nasturtium-aquaticum Frederick H. Frost 1925-7-11 7 Modoc Cedar Canyon, 2 mi. above Cedarville, Warner Mts. Comment
  CAS-BOT-BC58455  Rorippa nasturtium-aquaticum Bruce Bartholomew; Barrett Anderson 1988-7-22 4549 Modoc Stough Reservoir between Alturas and Cedarville, Warner Mts.. 2000 Comment
  UC1191532  Rorippa palustris Verne Grant and Irving Schneider 1947-7-19 8077 Modoc Pit Valley s Alturas (along Southern Pacific right-of-way near East Canal, Williams Ranch); Pit Valley s of Alturas Comment
  UC748374  Rorippa sinuata Annie M. Alexander and Louise Kellogg 1946-6-20 4811 Modoc Eagleville 1440 Comment
  UCD115380  Rorippa sinuata Carl Rimbey 1955-6-15 s.n. Modoc Modoc County. Comment
  UC12886  Rosa gymnocarpa Mrs. R. M. Austin and Bruce July 1898 2347 Modoc Ross Canyon Comment
  HSC59872  Rosa woodsii subsp. ultramontana J. P. Smith, J. O. Sawyer 1973-8-9 7259 Modoc Blue Lake, Modoc National Forest. 1829 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
  CAS-BOT-BC218251  Rosa woodsii var. ultramontana Isabelo T. Kelly 1930-1-1 41 Modoc Cedarville. Comment
  CAS-BOT-BC218262  Rosa woodsii var. ultramontana Roxana Stinchfield Ferris; R. Duthie 1919-6-14 136 Modoc Parker Creek. Comment
  HSC17601  Rumex californicus M. T. Milligan 1965-6-26 318 Modoc N end Jess Valley. 1616 Comment
  UC452554  Rumex crispus W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt River, Alturas Warner Mountains, Pitt River 1402 Comment
  CAS-BOT-BC211305  Rumex occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-22 4550 Modoc Stough Reservoir between Alturas and Cedarville, Warner Mts.. 2000 Comment
  HSC64418  Rumex occidentalis J. P. Smith, J. O. Sawyer 1973-8-9 7257 Modoc Blue Lake, Modoc National Forest 1829 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
  UC6959  Rumex paucifolius M. S. Baker and Frank Nutting 1894-6-20 Modoc White Horse Lake Comment
  UC1101221  Rumex salicifolius var. lacustris Herbert L. Mason 1947-8-9 13482 Modoc n of Alturas (e side of Fairchild Swamp); Fairchild Swamp Comment
  UC1101222  Rumex salicifolius var. lacustris Verne Grant and Irving Schneider 1947-7-20 8088 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CDA23211  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 1943 Modoc Corporation Ranch, Likely. 0 Comment
  CHSC117359  Rumex transitorius Lowell Ahart; John Dittes 2016-7-14 21194 Modoc Strand 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
  CAS-BOT-BC211320  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-15 8280 Modoc Near Happy Camp Ranger Station. Comment
  CAS-BOT-BC211323  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-12 8039 Modoc Between Likely and Jess Valley. Comment
  CHSC117496  Rumex triangulivalvis Lowell Ahart; John Dittes 2016-7-14 21193 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
  CAS-BOT-BC95281  Sagina saginoides Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10531 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  JEPS51054  Sagina saginoides B. M. Payne 1930-5-11 758 Modoc s. and e. Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  RSA210812  Sagittaria cuneata Robert F. Thorne, C. W. Tilforth 1969-9-4 39058 Modoc 2 mi W of Davis Creek (town), S. of Goose Lake 1433 Comment
  UC567  Sagittaria cuneata Milo S. Baker 1893-7-25 Modoc Egg Lake 1219 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
  UC935738  Sagittaria cuneata Calvin McMillan and Malcolm A. Nobs 1949-6-16 789 Modoc 33 mi nnw Alturas (Dry Valley Reservoir); Dry Valley Reservoir Comment
  POM182451  Sagittaria latifolia Milo S. Baker 1893-7-25 s.n. Modoc Egg Lake. 1220 Comment
  CAS-BOT-BC125942  Salix X rubens Mrs. H. P. Bracelin 1934-6-13 818 Modoc Lower Lake 2 1/2 miles south of Eagleville, base of eastern side of Warner Mts. Comment
  CAS-BOT-BC225116  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
  CAS-BOT-BC225122  Salix boothii Francis Dorris Payne 1932-7-7 331 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  CAS-BOT-BC225751  Salix boothii Francis Dorris Payne 1932-7-7 335 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  RSA5674  Salix boothii Frances D. Payne 1931-7-7 331 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  UC492373  Salix boothii Frances D. Payne 1932-7-21 728 b Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  UC492375  Salix boothii Frances D. Payne 1932-6-21 728 c Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  SBBG59081  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  SBBG59082  Salix eastwoodiae F. D. Payne 1931-6-25 275 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  SJSU243  Salix eastwoodiae F. D. Payne 1931-6-25 275 Modoc near spring N slope of flat along Cr Pine Cr Basin, Warner Mts, c. 33 km SE Alturas 2286 Comment
  UCR64478  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc Warner Mtns., Pine Creek Basin, c. 33 km. southeast of Alturas 2280 Comment
  CAS-BOT-BC225768  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 494 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC225773  Salix exigua Elmer Ivan Applegate 1932-8-4 8157 Modoc Bank of Pitt River, 8 mi. E of Likely. Comment
  JEPS114531  Salix exigua Lowell Ahart, John Dittes 2008-8-25 15310 Modoc On the east bank of the Pit River (flood plain), about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  RSA152681  Salix exigua I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16366 Modoc Pit River. 3.9 miles N of Alturas. Comment
  SJSU194  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc SW end of Alturas 1371 Comment
  UC481818  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc sw end of town Alturas 1360 Comment
  UCD110872  Salix exigua Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 488 Modoc Parker Creek, 20 km. east of Alturas. Meadow south of Payne Ranch. 1560 Comment
  CAS-BOT-BC229692  Salix lasiandra subsp. caudata F. Angwin 1946-4-21 s.n. Modoc Stone Coal Canyon, 2 miles northeast of Adin. 1280 Comment
  LA208767  Salix lasiolepis Mrs. H. P. Bracelin; 1931-6-29 487 Modoc Halfway between Adin and Canby 1350.0 Comment
  RSA233778  Salix lasiolepis Robert F. Thorne, C. W. Tilforth 1969-9-5 39143 Modoc Along S Fork of Pit River above jct,. with West Creek at Public Campground. Ca 6 miles E of Likely. 1402 Comment
  RSA612590  Salix lasiolepis Louis C. Wheeler 1935-8-3 3771 Modoc Pine Creek, Warner Mts. 1555 Comment
  UC481929  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby (0.1 mi. s. of Rush Creek Service Station, some distance from Rush Creek) 1350 Comment
  UC481930  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  UC481931  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby (1/10 mi s of Rush Creek Service Sta., some distance from Rush Cr.) 1350 Comment
  CAS-BOT-BC197554  Salix lasiolepis var. lasiolepis H. P. Bracelin; Francis Dorris Payne 1931-6-30 492 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  LA208883  Salix lemmonii Frances D. Payne; August 1934 778 Modoc Warner Mountains, Pine Creek Basin 2316 Comment
  NY187863  Salix lemmonii N. F. Bracelin 1934-6-13 819 Modoc Patterson Mill Rd., eastern side of Warner Mountains, beside North Barber Creek Comment
  SBBG27411  Salix lemmonii F. D. Payne -Aug-1934 778 Modoc Pine Crk Basin 2316 Comment
  RSA59372  Salix lucida subsp. lasiandra E. K. Balls 1950-5-11 14621 Modoc 4 miles S of Fort Bidwell. W of Upper Lake. 1402 Comment
  SBBG27359  Salix lucida subsp. lasiandra Mrs. H. P. Bracelin 1931-6-30 498 Modoc Parker Crk, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  CAS-BOT-BC229848  Salix melanopsis H. P. Bracelin; Francis Dorris Payne 1931-6-30 493 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  NY188137  Salix pseudocordata F. D. Payne 1931-7-7 335 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas 2280 Comment
  CAS-BOT-BC229833  Salix scouleriana Francis Dorris Payne 1934-8-1 778 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  UCD125445  Salvia aethiopis John C. Hays 1947-6-1 s.n. Modoc Joseph Creek, on W.A. Carlsberg Ranch. 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
  CAS-BOT-BC184103  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-2 9283 Modoc Lava Beds National Monument. Indian Well Ranger Station Comment
  RSA446306  Salvia dorrii var. pilosa Christopher Davidson 1975-6-4 2607 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  JEPS5936  Sambucus racemosa var. microbotrys Frances D. Payne 1931-6-25 256 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  POM139968  Sanguisorba annua M. S. Baker 1893-1 s.n. Modoc Forestdale. Comment
  CAS-BOT-BC15718  Sanicula graveolens Milo Samuel Baker; Franklin P. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  CAS-BOT-BC15723  Sanicula graveolens Alice Eastwood; John Thomas Howell 1940-6-13 8186 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC15725  Sanicula graveolens Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 5999 Modoc Cedar Pass. 1920 Comment
  JEPS1006  Sanicula graveolens L. S. Smith 1918-1 1124 Modoc Warner Mountains, Deep Creek Deep Creek; Warner Mountains, Deep Creek 1889 Comment
  JEPS1016  Sanicula graveolens M. S. Baker and Franklin P. Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  NY1101599  Sanicula graveolens B. M. Bartholomew 1988-7-23 4559 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2140 Comment
  RSA59855  Sanicula graveolens E. K. Balls 1950-5-18 14746 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1829 Comment
  RSA59513  Saxifraga nidifica var. claytoniifolia E. K. Balls 1950-5-12 14657 Modoc N of Bucks Creek Ranger Station. Modoc National Forest. E of Goose Lake. 1646 Comment
  UC187667  Saxifraga oregana Mrs. R. M. Austin Jun 1 1884-Jul 1 1884 120 -121 Modoc Juniper Grove Comment
  CAS-BOT-BC247699  Schedonorus pratensis Leland S. Smith 1917-7-23 121 Modoc Joseph Creek. 1828 Comment
  RSA504840  Schedonorus pratensis Bruce Bartholomew, B. Anderson 1988-7-22 4482 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mountains; Sierran Montane forest. 2210 Comment
  CAS-BOT-BC245133  Schoenoplectus acutus var. occidentalis R. M. Austin 1895-8-1 487 Modoc Goose Lake. Comment
  CAS-BOT-BC245130  Schoenoplectus americanus Herbert Louis Mason 1947-8-11 13499 Modoc Hwy 81, W margin of Lower Lake, near boundary with Lassen Co. Comment
  CAS-BOT-BC245117  Scirpus microcarpus Bruce Bartholomew; Barrett Anderson 1988-7-21 4604 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC245121  Scirpus microcarpus Verne Grant; I. Schneider 1947-7-20 8096 Modoc North Fork of Pit River by Dorris bridge, Alturas. Comment
  CHSC113087  Scirpus microcarpus Lowell Ahart; John Dittes 2013-7-24 18944 Modoc South margin of Ash Creek Canal, 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. 1268 Comment
  RSA252391  Scirpus microcarpus Robert F. Thorne, C. W. Tilforth 1969-9-5 39154 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  SEINET4170939  Scirpus microcarpus Verne Grant, Irving Schneider 1947-7-22 8152 Modoc Headwaters of North Fork of Pit River, 1 mi N. W. of Hwy. 395 on dirt road leading to S. end of Goose Lake Comment
  UC1568  Scirpus microcarpus Milo S. Baker 1893-7-10 Modoc Comment
  SEINET6673049  Scrophularia desertorum N. H. Holmgren, P. K. Holmgren 1978-6-10 8900 Modoc In canyon 13.4 km (8.3 miles) east of Likely, along road to Jess Valley. 1520 Comment
  CAS-BOT-BC197838  Scrophularia lanceolata Fred. P. Cronemiller 1920-6-20 29 Modoc Fillingim's. 1371 Comment
  CAS-BOT-BC197840  Scrophularia lanceolata Bruce Bartholomew 1991-6-22 5834 Modoc E slope of S end of Warner Mountains, 3.4 km SW of County Road 1 on road to Patterson. 1620 Comment
  CAS-BOT-BC197843  Scrophularia lanceolata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 101 Modoc Above Parker Creek. 1828 Comment
  UC1192000  Scrophularia lanceolata Verne Grant and Irving Schneider 1947-7-20 8105 Modoc downstream from Alturas (Norht Fork of Pit river) Comment
  UC748462  Scrophularia lanceolata Annie M. Alexander and Louise Kellogg 1946-6-18 4806 Modoc base of bluff facing Lower Lake Comment
  UCD124809  Scrophularia lanceolata Verne Grant; Irving Schneider 1947-7-20 8105 Modoc North fork of Pit River, Alturas. Comment
  UC25795  Scutellaria antirrhinoides Milo S. Baker Jun 12 1893-Jul 10 1893 Modoc Comment
  CAS-BOT-BC179216  Scutellaria nana Lindsay Stuart Smith 1924-5-31 1358 Modoc Egg Lake Ranch and S. Comment
  CAS-BOT-BC179222  Scutellaria nana John Thomas Howell 1934-7-3 12374 Modoc 5 mi. S of Hackamore. Comment
  RSA0069319  Scutellaria nana Dean Wm. Taylor 2014-6-10 21484 Modoc Vicinity Mud Lake; County Road 91 (Lookout to Tule Lake) at the junction with Modoc National Forest Road 42N56. 1432 Comment
  CHSC113992  Sedum stenopetalum L. P. Janeway 2014-7-7 11442 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
  SEINET8552536  Sedum stenopetalum M. J. Williams 1962-7-8 s.n. Modoc N of Cedar Pass. 2134 Comment
  CAS-BOT-BC95616  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew; Barrett Anderson 1990-7-20 5469 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-BC95620  Sedum stenopetalum subsp. stenopetalum Bruce Bartholomew 1990-6-17 5344 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  RSA164402  Sedum stenopetalum subsp. stenopetalum Clare B. Hardham 1961-6-18 7558 Modoc East of Cedar Pass. 1829 Comment
  HSC81126  Senecio aronicoides G. M. Riegel 1979-7-5 455 Modoc S Warner Mtns. 2100 Comment
  UC36026  Senecio aronicoides Mrs. R. M. Austin June 1898 2368 Modoc Davis Creek Comment
  SEINET201634  Senecio aronicoides Arthur Cronquist, Arthur H. Holgren 1959-6-19 Modoc Warner Mts. 15 miles east of Likely. 1981 Comment
  SDSU490  Senecio hydrophilus D. F. Howe 1966-8-26 4307 Modoc 1.3 miles north of Lassen-Modoc Co. line. 1341 Comment
  UC91663  Senecio hydrophilus Mrs. R. M. Austin Sept 1894 Modoc shores Goose Lake Comment
  UCSB30288  Senecio integerrimus Hardham, Clare 1961-6-18 Modoc Cedar Pass 1828 Comment
  CAS-BOT-BC50252  Senecio integerrimus var. exaltatus Bruce Bartholomew; Barrett Anderson 1989-6-1 4744 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC50294  Senecio integerrimus var. exaltatus John Thomas Howell 1934-6-13 12046 Modoc Fandango Pass, Warner Mountains 1828 Comment
  CAS-BOT-BC50299  Senecio integerrimus var. exaltatus Betty J. Hammerly 1941-6-20 35 Modoc Clear Lake. 1767 Comment
  RSA0124946  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 miles east of Cedar Pass, Warner Mountains. Comment
  UCSB17314  Senecio serra Haller, John 1961-6-25 Modoc Eagleville-Likely road, 0.5 mi W of crest of Warner Mountains, about 3 mi E of Patterson Ranger Station 2286 Comment
  UC566651  Senecio serra var. serra F. H. Frost 1925-7-12 67 Modoc Stow's Meadow Warner Mountains, , Stow's Meadow (Cedar Canyon) Comment
  CAS-BOT-BC225039  Sibbaldia procumbens Annie Montague Alexander; L. Kellogg 1946-6-14 5069 Modoc Horse Mountain, Warner Mts. Comment
  UC519036  Sibbaldia procumbens Elmer I. Applegate 1923-8-1 8023 Modoc just s Warren Peak (high summit of Warner Mountains); Warner Mountains Comment
  RSA11805  Sibbaldia procumbens Elmer I. Applegate 1923-8-1 8023 Modoc High summit of Warner Mtns. Just S of Warner Peak. Comment
  UC748066  Sibbaldia procumbens Annie M. Alexander and Louise Kellogg 1946-7-14 5069 Modoc Horse Mountain; Warner Mountains Comment
  POM319037  Sidalcea Patricia Wilder 1971-6-20 5098 Modoc Lookout-White Horse Rd., about 3 mi. west of Lookout; north of Bieber and California State Hiway 299. Pit River Drainage, Cascades Mt. Range. 1372 Comment
  HSC27411  Sidalcea malviflora D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19463 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  HSC32016  Sidalcea oregana A. M. Montalvo, J. D. Ackerman 1974-7-6 369 Modoc Cedar Pass Campground along N side of Thoms Creek Canyon, 1.5 mi. W of Cedar Pass off Hwy. 299 E Comment
  CAS-BOT-BC179061  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-30 12286 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179085  Sidalcea oregana subsp. oregana Bruce Bartholomew 1991-6-21 5829 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  CAS-BOT-BC179089  Sidalcea oregana subsp. oregana Alice Eastwood; John Thomas Howell 1940-6-12 8068 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC179093  Sidalcea oregana subsp. oregana Leland S. Smith 1922-7-13 1265 A Modoc Crowder Flat Ranger Station pasture. 1463 Comment
  RSA101358  Sidalcea oregana subsp. oregana R. Weatherby 1955-7-8 1625 Modoc 6 miles N of Ft. Bidwell, Northern Warner Mts. 1738 Comment
  UC18883  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-11 Modoc Comment
  CAS-BOT-BC179052  Sidalcea oregana subsp. spicata Bruce Bartholomew; Barrett Anderson 1988-7-21 4423 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC191147  Sidalcea oregana subsp. spicata Bruce Bartholomew; Barrett Anderson 1988-6-24 4358 Modoc 9.8 km SW of County road 1 on County Road 42, E side of the Warner Mts.. 1960 Comment
  JEPS3938  Sidalcea oregana subsp. spicata N. T. Mirov 1929-6-28 Modoc Fandango Valley Warner Mountains, Fandango Valley 1584 Comment
  HSC4206  Silene douglasii M. T. Milligan 1966-8-3 627 Modoc W slope of Eagle Peak 2439 Comment
  POM203840  Silene douglasii J. T. Howell 1934-6-11 11958 Modoc Parker Creek, Warner Mts. 1585 Comment
  CAS-BOT-BC181343  Silene latifolia T. C. Fuller 1975-6-4 20097 Modoc West side of Hwy 139, 2 miles south of the plant quarantine station Comment
  CAS-BOT-BC95261  Silene lemmonii Bruce Bartholomew; Barrett Anderson 1988-7-21 4411 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  UC8471  Silene lemmonii Milo S. Baker 1893-6-22 Modoc Comment
  CAS-BOT-BC95277  Silene oregana Leland S. Smith 1918-7-10 982 Modoc Mill Creek. 2133 Comment
  SEINET10735739  Sisymbrium altissimum Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 932 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195. T43N R15E S33. 1948 Comment
  UCD115502  Sisymbrium altissimum Herbert L. Mason 1947-7-10 13346 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  UCR67470  Sisymbrium altissimum George K. Helmkamp 1990-9-23 I- 18 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CHSC117011  Sisyrinchium bellum Lowell Ahart; John Dittes 2016-6-6 20965 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 of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  UC4231  Sisyrinchium bellum Milo S. Baker 1893-6 Modoc Egg Leake Island Comment
  RSA584830  Sisyrinchium halophilum Bruce Bartholomew 1993-6-12 6602 Modoc Tom Large Flat, west of Egg Lake 1260 Comment
  CAS-BOT-BC245081  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1991-7-4 5887 Modoc S end of Higgins Flat. 1370 Comment
  HSC13935  Sisyrinchium idahoense var. idahoense M. T. Milligan 1965-7-11 445 Modoc N end of Jess Valley 1616 Comment
  JEPS62142  Smilacina stellata Leland S. Smith 1918-5-31 931 Modoc Buck Creek Ranger Station Modoc National Forest, Fandango Valley 1676 Comment
  CHSC100361  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
  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
  JEPS117366  Solanum triflorum Lowell Ahart, John Dittes 2010-8-30 17083 Modoc 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-BC245428  Solanum triflorum Belknap C. Goldsmith 1912-9-1 74 Modoc Modoc County. 1341 Comment
  NY820315  Solanum triflorum L. C. Wheeler 1935-9-22 3995 Modoc Pit River at Rattlesnake Butte, Warm Springs Valley 1341 Comment
  POM228874  Solanum triflorum Louis C. Wheeler 1935-9-22 3995 Modoc Pit River at Rattlesnake Butte. Warm Springs Valley. 1341 Comment
  SEINET7262122 Image available Solanum triflorum Robbins, Raynor June 1943 s.n. Modoc Corporation Ranch, Likely Comment
  CAS-BOT-BC54289  Solidago canadensis subsp. elongata Bruce Bartholomew 1991-8-4 6011 Modoc Rush Creek, Round Valley, 0.8 km E of Hwy 299 on County Road 86. 1310 Comment
  CHSC70719  Solidago elongata A. Sanger 1997-7-9 2641 Modoc Willow Creek at junction toward Tri-tip Meadow. 1499 Comment
  UC672224  Solidago elongata F. H. Frost 1925-7-24 118 Modoc Jess Valley , Jess Valley (Warner Mts.) Comment
  UC71567 Image available Solidago lepida var. salebrosa Mrs. M. H. Manning Sept 1902 15 Modoc Comment
  UC1192250  Solidago spectabilis Herbert L. Mason 1947-8-9 13459 Modoc Ingalls Swanp, north of Big Sage Reservoir, Northwest of Alturas Comment
  CAS-BOT-BC54284  Solidago velutina subsp. californica Bruce Bartholomew 1989-8-10 5046 Modoc 8.7 km E of Day on County Road 94. Comment
  SBBG3121  Sorbus sitchensis H. and M. Dearing 1939-6-8 3638 Modoc Cave Lake, Warner Mtns Comment
  RSA577891  Sparganium angustifolium L. C. Wheeler 1935-8-3 3761 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CHSC116089  Sparganium emersum Lowell Ahart; John Dittes 2015-7-15 20347 Modoc On the east side of Elkins Lane, about 100 yards northeast of the Parking Area, northwest 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
  UC1099918  Sparganium emersum var. emersum Verne Grant and Irving Schneider 1947-7-22 8137 Modoc n of Alturas (North Fork of Pit River by State Quarantine Station, Highway 395); North Fork of Pit River Comment
  UC441314  Sparganium natans Milo S. Baker 1899-8-12 Modoc Egg Lake Comment
  CAS-BOT-BC15684  Sphenosciadium capitellatum Bruce Bartholomew 1992-8-9 6380 Modoc Creek below Patterson Lake on Squaw Peak Trail to Owl Creek Trail, E side of Warner Mountains. 2650 Comment
  POM82493  Sphenosciadium capitellatum Mrs. R. M. Austin 1895-07 s.n. Modoc Davis Creek Comment
  SEINET11587758  Stachys ajugoides Unknown 2016-8-16 9 -11 Modoc Lookout Comment
  JEPS63049  Stachys palustris subsp. pilosa Mrs. R. M. Austin September 1894 206 Modoc Goose Lake Comment
  CAS-BOT-BC179207  Stachys pilosa Francis D. Payne 1931-6-17 183 Modoc Parker Creek. 1584 Comment
  SBBG54632  Stellaria longipes V. Grant, Irving Schneider 1947-8-24 8252 Modoc Jess Valley Comment
  SEINET5337329  Stellaria longipes M. H. Manning 144 Modoc Near Forb Bidwell Comment
  CAS-BOT-BC95293  Stellaria longipes var. longipes Bruce Bartholomew 1989-8-11 5094 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC95295  Stellaria longipes var. longipes Verne Grant; I. Schneider 1947-8-24 8252 Modoc Jess Valley. Comment
  RSA101365  Stellaria umbellata R. Weatherby 1955-7-8 1618 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  RSA164370  Stenotus acaulis Clare B. Hardham 1961-6-18 7570 Modoc Hills S of Cedar Pass. 1829 Comment
  SEINET188113  Stenotus acaulis C. L. Hitchcock 1940-5-27 6668 Modoc 15 miles NE of Alturas 1615 Comment
  CAS-BOT-BC54264  Stenotus stenophyllus Bruce Bartholomew; Barrett Anderson 1988-5-14 4190 Modoc 7 km S of turn off to Crowder Flats along West Side Road, W side of Goose Lake. 1410 Comment
  CHSC96340  Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road ca. 4 miles southwest of its junction with Surprise Valley Road, east side of the southern Warner Mountains; Modoc National Forest. 2097 Comment
  SEINET3125081 Image available Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc Along Patterson Mill Road ca. 4 miles southwest of its junction with Surprise Valley Road, east side of the southern Warner Mountains; Modoc National Forest. 2097 Comment
  CAS-BOT-BC54269  Stephanomeria spinosa Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10617 Modoc Summit of Fandango Pass. 1889 Comment
  CAS-BOT-BC54270  Stephanomeria spinosa E. S. Willits 1939-10-10 168 Modoc Surprise Valley. Comment
  CAS-BOT-BC322919  Stephanomeria tenuifolia Elmer I. Applegate 1936-7-3 10500 Modoc East slope of Hippo Butte, Lava Beds National Monument Comment
  JEPS120566  Stipa thurberiana L. P. Janeway, B. Castro 2012-7-28 11038 Modoc Warner Mountains. At Obsidian Needles Obsidian Collecting Area; along Road 43N34 overlooking North Fork Davis Creek about 6.0 air km east-northeast of the community of Davis Creek (on Hwy 395). Comment
  CAS-BOT-BC95060  Streptanthus cordatus var. cordatus Robert J. Weatherby 1955-7-8 1628 Modoc 6 mi. N of Ft. Bidwell, northern Warner Mts. 1645 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-BC242264  Stuckenia striata Herbert Louis Mason 1955-8-14 14648 Modoc S end of Goose Lake. Comment
  RSA114086  Stuckenia striata H. L. Mason 1955-8-14 14648 Modoc Plants floating near or below surface, spikes usually emersed, S end o Goose Lake, Modoc County Comment
  CAS-BOT-BC95576  Suaeda calceoliformis Bruce Bartholomew; Barrett Anderson 1990-7-20 5451 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CHSC67112  Swertia albicaulis var. albicaulis James D. Jokerst 1987-5-11 2819 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  CAS-BOT-BC180096  Swertia albicaulis var. nitida Bruce Bartholomew; Barrett Anderson 1988-7-21 4412 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  UC1037210  Symphoricarpos mollis Leo Whitney 1934-5-28 1573 Modoc near Hackamore (Spaulding Butte, ca 15 mi nw of Canby); Modoc National Forest, Spaulding Butte 1463 Comment
  UCD137455  Symphoricarpos rotundifolius Herbert L. Mason 1948-7-18 13619 Modoc Cedar Pass, Warner Mountains. Comment
  CAS-BOT-BC95199  Symphoricarpos rotundifolius var. rotundifolius K. Paulson; Robert Paulson 1989-5-21 125 Modoc Boles Creek on County Road 136. 1438 Comment
  HSC4012  Symphoricarpos rotundifolius var. rotundifolius M. T. Milligan 1966-7-3 541 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  UC619252  Symphoricarpos rotundifolius var. rotundifolius J. and H. W. Grinnell 1938-6-14 1102 Modoc above Goose Lake (slope of Sugar Hill); Sugar Hill 1524 Comment
  JEPS114494  Symphyotrichum ascendens Lowell Ahart, John Dittes 2008-8-25 15293 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
  SD64360  Symphyotrichum bracteolatum Darley F. Howe 1966-8-26 Modoc 1.3 miles north of Lassen-Modoc County Line. East of Warner Mountains. 1340 Comment
  CAS-BOT-BC15222  Symphyotrichum eatonii Verne Grant; I. Schneider 1947-7-22 8156 Modoc Headwaters of North Fork of Pit River, one mile northwest of Highway 395 on dirt road leading to S end of Goose Lake Comment
  HSC81036  Symphyotrichum foliaceum var. apricum G. M. Riegel 1979-9-8 757 Modoc South Warner Mtns. 2100 Comment
  UC71823  Symphyotrichum frondosum Mrs. M. H. Manning 1903-8-1 265 Modoc near, ne Modoc Co Fort Bidwell Comment
  UC748362  Symphyotrichum spathulatum Annie M. Alexander and Louise Kellogg 1946-7-17 5010 Modoc Benton Meadow Warner Mountains 2072 Comment
  CAS-BOT-BC232357  Synthyris missurica Bruce Bartholomew; Barrett Anderson 1988-7-23 4553 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  CAS-BOT-BC232366  Synthyris missurica Bruce Bartholomew 1990-6-16 5274 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2170 Comment
  JEPS27951  Synthyris missurica Frances D. Payne 1929-7-26 129 Modoc Warner Mountains, Pine Creek Basin Pine Creek Basin; Warner Mountains, Pine Creek Basin 2133 Comment
  CAS-BOT-BC252543  Taeniatherum caput-medusae Margaret J. Williams 1984-6-30 84- 75 -3 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  CAS-BOT-BC54227  Taraxacum officinale Edward Kent Balls 1950-5-11 14623 Modoc 8.1 mi. NE of Fort Bidwell, above Cowhead Lake, on Eight Mile Creek. 1463 Comment
  JEPS31478  Taraxia subacaulis F. Payne 1929-7-7 54 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  UC1562576  Taraxia tanacetifolia Barbara Ertter 1988-6-18 7606 Modoc w side Hwy 139 just s where it crosses railroad at jct to Clear Lake (ne of Dry Lake e of Lava Beds Nat'l Monument) 1249 Comment
  UCSB12576  Taraxia tanacetifolia Dearing, Hugh; Dearing, Margaret 1939-6-7 Modoc near Canby Comment
  HSC6275  Tetradymia canescens Ms. M. H. Manning 1902-9 28 Modoc NE Modoc Co. Comment
  CAS-BOT-BC217173  Thalictrum fendleri Elmer Ivan Applegate 1932-8-2 8079 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  RSA504633  Thalictrum fendleri Bruce Bartholomew 1988-6-24 4319 Modoc Lily Lake, W side of the Warner Mtns. 2130 Comment
  UC9699  Thalictrum fendleri Mrs. R. M. Austin June 1894 Modoc Willow Creek Comment
  CAS-BOT-BC95074  Thelypodium flexuosum Bruce Bartholomew 1991-5-24 5696 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  RSA551271  Thelypodium flexuosum Bruce Bartholomew 1991-5-24 5696 Modoc Surprise Valley, 5.1 km E of Eagleville 1370 Comment
  POM143373  Thelypodium howellii M. S. Baker 1894-6-29 s.n. Modoc Big Valley near Lookout Comment
  CAS-BOT-BC95080  Thelypodium milleflorum Bruce Bartholomew 1990-6-17 5339 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  SEINET4853764  Thermopsis argentata Milo S. Baker 1894-8-14 s.n. Modoc Big Valley Mountains. Comment
  UCD149862  Thermopsis californica var. argentata Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  UC54938  Thermopsis macrophylla var. argentata Milo S. Baker 1899-8-14 Modoc Forestdale (Egg Flat) Comment
  CHSC99272  Thlaspi arvense Lowell Ahart; John Dittes 2008-6-21 15004 Modoc About 30 yards west of the levee, along a deep natural drainage, open meadow area, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. Comment
  RSA603008  Torreyochloa pallida var. pauciflora L. C. Wheeler 1935-10-5 4020 Modoc N Fork Pit River at Parker Creek. 1372 Comment
  RSA474744  Tragopogon porrifolius George Willet 1935-6-9 s.n. Modoc Eagleville. Comment
  HSC6291  Tragopogon porrifolius M. T. Milligan 1964-8-8 214 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  CAS-BOT-BC181791  Trifolium andersonii var. andersonii R. M. Austin 1898-7-1 2292 Modoc Goose Lake fields. Comment
  CHSC85150  Trifolium beckwithii John Dittes; Josephine Guardino 1991-7-21 403 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
  UCD143680  Trifolium cyathiferum Beecher Crampton; Carl W. Rimbey 1954-7-6 2094 Modoc Warner Mountains; 20 miles east of Alturas. At edge of Shields Creek. Comment
  CAS-BOT-BC181778  Trifolium gymnocarpon var. plummerae Bruce Bartholomew 1991-5-24 5741 Modoc Near NW side of Big Mud Lake and 2 km SW of Nevada State boundary. 1680 Comment
  JEPS66044  Trifolium kingii var. productum Frances D. Payne 1931-6-29 301 Modoc e slope Mt. Warren; Warner Mtns 2286 Comment
  NY717186  Trifolium longipes B. M. Bartholomew 1988-6-24 4305 Modoc Road beyond Poison Lake ca. 0.8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  RSA101500  Trifolium longipes subsp. multipedunculatum R. Weatherby 1955-7-7 1604 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  JEPS33196  Trifolium longipes var. hansenii L. S. Smith 1917-1 792 Modoc Jess Valley Warner Mtns Comment
  CAS-BOT-BC181728  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1988-5-13 4148 Modoc Along Parker Creek Road, at the border of Modoc National Forest and ca. 16 km WSW of Alturas, side of the Warn 1580 Comment
  CHSC67111  Trifolium macrocephalum James D. Jokerst 1987-5-11 2826 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  SJSU7631  Trifolium macrocephalum H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts Comment
  CAS-BOT-BC180171  Trifolium microcephalum Bruce Bartholomew 1994-7-1 6754 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  CAS-BOT-BC181763  Trifolium productum Bruce Bartholomew; Barrett Anderson 1988-7-23 4582 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  HSC15136  Trifolium repens M. T. Milligan 1965-6-23 285 Modoc N end of Jess Valley 1616 Comment
  HSC30123  Trifolium variegatum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19520 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  NY717614  Trifolium variegatum B. M. Bartholomew 1989-6-1 4727 Modoc Shake Spring, northwest side of Shaffer Mountain 1500 Comment
  JEPS127159  Trifolium wormskioldii Lowell Ahart, John Dittes 2016-7-16 21242 Modoc 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. Comment
  CAS-BOT-BC252538  Trisetum canescens Leland S. Smith 1917-7-24 113 Modoc Upper end of Joseph Creek. 1828 Comment
  UC1025065  Trisetum canescens Leo Whitney 1935-7-21 3560 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  CAS-BOT-BC242158  Triteleia hyacinthina Bruce Bartholomew; Barrett Anderson 1988-6-23 4253 Modoc 4.2 km NW of Day. 1020 Comment
  UC3275  Triteleia hyacinthina Milo S. Baker 1893-6 Modoc 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
  CAS-BOT-BC404162  Urtica dioica subsp. holosericea John Thomas Howell 1934-7-2 12370 Modoc West side of Clear Lake Comment
  UC1445790  Utricularia macrorhiza Franklin P. Nutting 1894-6-13 Modoc w. side Egg Lake Comment
  UC71562  Vaccaria hispanica Mrs. M. H. Manning June, 1903 174 Modoc Fort Bidwell; north-eastesrn Modoc County Comment
  JEPS51163  Vaccaria hispanica W. L. Jepson 1918-8-13 7982 Modoc Jess Valley; Spargur Ranch 1584 Comment
  CHSC69746  Vaccinium cespitosum Loren Gehrung 1996-9-7 106 Modoc Northern Warner Mts. 5 1/2 air miles east of Goose Lake. Mineral Springs. 2377 Comment
  UC1748306  Vaccinium membranaceum Loren Gehrung 1996-9-6 176 Modoc On North Fork Davis Creek Modoc National Forest. Northern Warner Mts. 1889 Comment
  CAS-BOT-BC245378  Valeriana californica Elmer Ivan Applegate 1932-8-1 8054 Modoc Summit of Warren Peak, Warner Mountains. Comment
  UC748484  Valeriana californica Annie M. Alexander and Louise Kellogg 1946-6-27 4850 Modoc top of ridge 2 mi by road from Dismal Swamp; Warner Mountains 2377 Comment
  CAS-BOT-BC242190  Veratrum californicum var. californicum Barrett Anderson 1986-7-10 3197 Modoc West Warner Rd at the North Fork of Pine Creek. 1935 Comment
  HSC81155