Search Results — 2000 specimen records retrieved (1496 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC15638  Achillea millefolium Robert Patterson; Mona Bourell 1993-8-14 5231 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC15673  Achillea millefolium Bruce Bartholomew 1990-6-17 5305 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC15674  Achillea millefolium Bruce Bartholomew 1990-6-17 5350 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UC1024981  Achnatherum lemmonii Leo Whitney 1935-7-6 3417 Modoc Pit River near Lookout; Pit River Comment
  UC1025048  Achnatherum lemmonii Leo Whitney 1935-8-3 3610 Modoc Buck Creek plot Buck Creek Comment
  UC1037171  Achnatherum lemmonii Leo Whitney 1935-7-21 3530 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  UCD32699  Achnatherum lemmonii Beecher Crampton 1954-7-6 2115 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD50448  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-7 2134 Modoc West side of Cedar Pass, Warner Mountains. 1889 Comment
  UCD50499  Achnatherum lemmonii R. Tofsrud 1947-7-1 245 Modoc Between Canby and Adin, Modoc County. Comment
  UC1025017  Achnatherum nelsonii subsp. dorei Leo Whitney 1935-7-12 2497 Modoc 10 mi w Cody (Cottonwood Flat); Cottonwood Flat Comment
  POM229972  Achnatherum occidentale subsp. californicum L. C. Wheeler 1935-8-3 3752 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 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
  UCD32696  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-6 2112 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD51198  Achnatherum occidentale subsp. pubescens L. Whitney 1935-7-6 s.n. Modoc Crank Springs. Comment
  UCD51430  Achnatherum thurberianum Beecher Crampton 1962-5-7 - 26 Modoc 3 miels west of Cedarville. Comment
Read comments
May 12 2013
  UCD51435  Achnatherum thurberianum E. Wilson 1934-5-14 s.n. Modoc Pass from Alturas to Cedarville. Comment
  SBBG128893  Acmispon americanus var. americanus L. Ahart 2008-8-25 15302 Modoc W bank (flood plane) of the Pit River, ca. 1/8 mi E of County Rd 91, ca. 3.8 mi (air) NNE of Lookout 1273 Comment
  CHSC117501  Acmispon denticulatus Lowell Ahart; John Dittes 2016-7-14 21170 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
  UC465619  Aconitum columbianum Mrs. M. H. Manning 102 Modoc n.e. Modoc Co. 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-BC218313  Actaea rubra Francis Dorris Payne 1932-7-22 743 Modoc Parker Creek. 1584 Comment
  HSC81034  Adenocaulon bicolor G. M. Riegel 1980-7-2 806 Modoc S Warner Mtns. 1670 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
  UCD95442  Adonis aestivalis T. C. Fuller 1963-7-11 10643 Modoc S. of Hwy 299 to Adin, 2.0 mi. w. of Canby. Comment
  CAS-BOT-BC179877  Agastache urticifolia Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10535 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC179885  Agastache urticifolia Elmer Ivan Applegate 1932-7-31 7956 Modoc Mill Creek Meadows, W slope of Warner Mountains. Comment
  UC748260  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-3 4905 Modoc near Ft. Bidwell (s. slope Bidwell Creek Canyon); Bidwell Creek Canyon 1444 Comment
  CAS-BOT-BC15601  Ageratina occidentalis Bruce Bartholomew 1989-8-13 5141 Modoc Top of Manzanita Mountain. 2090 Comment
  RSA94603  Agoseris glauca var. glauca F. W. Peirson 1926-6-25 6865 Modoc Warner Mountains; not far below summit in small side canyon; Cedarville Road, west slope Comment
  UC29346  Agoseris grandiflora var. grandiflora M. S. Baker and Frank Nutting 1894-6-29 Modoc near Lookout (Big Valley); Big Valley Comment
  CAS-BOT-BC23038  Agoseris grandiflora var. grandiflora B. Bartholomew; B. Anderson 1988-7-22 4484 Modoc Vicinity of East Creek Trailhead, southern end of the Warner Mountains, Emerson Peak 7 1/2' Quad 2210 Comment
  CAS-BOT-BC15277  Agoseris heterophylla James D. Jokerst 1983-5-31 1799 Modoc Near Signal Butte 1340 Comment
  CAS-BOT-BC13217  Agoseris monticola Robert J. Weatherby 1955-7-8 1617 Modoc 7 miles N of Ft. Bidwell, northern Warner Mountains 1874 Comment
  CAS-BOT-BC126785  Agoseris parviflora C. L. Hitchcock 1940-5-27 6707 Modoc 15 mi. northeast of Alturas 1676 Comment
  UC1024982  Agrostis exarata Leo Whitney 1935-7-6 3416 Modoc Pitt River near Lookout; Pitt River Comment
  UC1024993  Agrostis exarata Leo Whitney 1935-7-7 3394 Modoc 4 mi nw Canby; Howard Gulch Comment
  UCD52346  Agrostis exarata August L. Hormay 1932-7-15 s.n. Modoc Pease Cabin, Modoc National Forest. Comment
  CAS-BOT-BC242422  Agrostis pallens Leland S. Smith 1917-7-24 108 Modoc Joseph Creek. 1889 Comment
  UCR67443  Agrostis scabra George K. Helmkamp 1990-9-23 I- 15 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  UC1100158  Alisma plantago-aquatica Herbert L. Mason 1955-8-13 14651 B Modoc s end Goose Lake Comment
  RSA210809  Alisma triviale Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39088 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC445446  Alisma triviale Robert F. Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39088 Modoc Margin of N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395 1341 Comment
  UCD137965  Alisma triviale Gerald Dickinson 1963-7-16 104 Modoc 3.2 miles east of Applegate - Lassen trail marker, on Fandango Road from Fort Bidwell. 1554 Comment
  UCD137997  Alisma triviale Herbert L. Mason 1955-8-13 14653 C Modoc southwest side of Goose Lake. Comment
  CAS-BOT-BC245003  Allium acuminatum Elmer Ivan Applegate 1929-6-24 5887 Modoc Between Adin and Canby, Pit River region. Comment
  POM110315  Allium acuminatum Mrs. R. M. Austin 1895-07 499 Modoc Goose Lake Valley. Comment
  UCSB48716  Allium acuminatum Hardham, Clare 1961-6-18 Modoc East side of Cedar Pass, Warner Mtns Comment
Read comments
Jan 30 2008
  RSA123173  Allium acuminatum R. C. Wilson 1933-6-25 53 Modoc Rush Creek. 1448 Comment
  CAS-BOT-BC244999  Allium amplectens E. S. Willits 1940-6-5 322 Modoc Canby. 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
  JEPS79133  Allium campanulatum L. R. Heckard with R. Bacigalupi 1980-6-10 5235 Modoc about 10 mi nw Lookout (along Great Northern Railroad grade) Comment
  CHSC99113  Allium lemmonii Lowell Ahart; John Dittes 2008-6-21 15013 Modoc South of a large pond, south of a large levee, in Big Valley, about 4.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.6 miles (air) northeast of Bieber. 1266 Comment
  HSC25434  Allium lemmonii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19494 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  RSA540053  Allium lemmonii Bruce Bartholomew, B. Anderson 1989-6-3 4908 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  CAS-BOT-BC244961  Allium platycaule K. Paulson; Robert Paulson 1988-5-24 14 Modoc Granger Canyon, Warner Mts.. 1554 Comment
  CAS-BOT-BC244966  Allium platycaule C. L. Hitchcock 1940-5-27 6667 Modoc 15 mi. NE of Alturas. 1615 Comment
  SEINET12048087  Allium platycaule Unknown 1945-1 48 Modoc grown at Pullman, WA, Cedar Peak, Warner Mts Comment
  SEINET3878890  Allium platycaule Noel H. Holmgren, Patricia K. Holmgren 1978-6-8 8884 Modoc Fort Bidwell-Adel road, 15.1 km (9.4 mi) northeast of Fort Bidwell and 10.5 km (6.5 mi) airline distance.; 0 1676 Comment
  UCD143204  Allium platycaule L. K. Mann 1955-6-5 s.n. Modoc Near Cedar Pass, 3 miles towards Alturas from Modoc National Forest. Comment
  CAS-BOT-BC244955  Allium tolmiei var. tolmiei Francis Dorris Payne 1932-6-10 533 Modoc Parker Creek. 1584 Comment
  HSC8874  Alopecurus aequalis M. T. Milligan 1966-6-30 510 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC242335  Alopecurus geniculatus Bruce Bartholomew 1990-6-17 5307 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  SEINET10971739  Alopecurus pratensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2614 Modoc 4 mi s of davis creek on us hwy 395, in very mesic grassland sedge meadow, Lupines very sparse and approximately a week or more behind the flowering of Those near alturas. 1402 Comment
  UCR87504  Alyssum alyssoides George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC58647  Alyssum desertorum Bruce Bartholomew; Barrett Anderson 1988-5-12 4134 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  RSA152426  Alyssum minus I. L. Wiggins, Dorothy Wiggins 1961-6-13 16468 Modoc Roadside 2.6 miles N of Buck s Creek Ranger Station, E side of Goose Lake. Comment
  CHSC118075  Alyssum simplex L. P. Janeway 2016-5-16 12000 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Apple-gate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  CHSC118077  Alyssum simplex L. P. Janeway 2016-5-17 12031 Modoc Modoc Plateau. Devils Garden area; along Road 43N18 just east of Porcupine Rim; about 4.0 air-km west of Big Sage Reservoir. 1555 Comment
  UC1585856  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
  UCD77320  Alyssum simplex Robert E. Preston 2000-6-1 1356 Modoc Modoc Plateau, along Hwy 139, ca. 2 mi e of Forest Service Road 44N11, T42N R8E nw 1/4 Section 3 1493 Comment
  RSA783326  Amaranthus blitoides R. R. Halse 2010-9-2 8110 Modoc Warner Mts: Modoc National Forest. Along State Hwy 299 ca. 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead. 1619 Comment
  SEINET3871799  Amaranthus blitoides Richard R. Halse 2010-9-2 8110 Modoc Warner Mountains; Modoc National Forest; along State Hwy. 299 ca 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead.; 0 1619 Comment
  CHSC117243  Amaranthus californicus Lowell Ahart; John Dittes 2016-7-16 21253 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
  HSC41462  Amelanchier alnifolia J. P. Smith, J. O. Sawyer 1973-8-9 7265 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA59741  Amelanchier pallida E. K. Balls 1950-5-20 147790 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  CAS-BOT-BC217088  Amelanchier utahensis C. L. Hitchcock 1940-5-27 6701 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC217093  Amelanchier utahensis Bruce Bartholomew 1989-7-15 4985 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  UC12079  Amelanchier utahensis Mrs. R. M. Austin and Bruce Jun 1898 2346 Modoc Goose Lake valley; Goose Lake Comment
  UC527345  Amelanchier utahensis C. B. Wolf 1931-9-5 Modoc 3 mi above Lake City-Fort Bidwell Road to Davis Creek (on grade e base Warner Mts); Warner Mts. 1676 Comment
  CAS-BOT-BC245112  Amphiscirpus nevadensis Louis Cutter Wheeler 1935-9-4 3944 Modoc McGinty Point, Goose Lake. 1463 Comment
  CAS-BOT-BC54154  Amsinckia menziesii Alice Eastwood; John Thomas Howell 1940-6-12 8043 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC54159  Amsinckia tessellata var. tessellata Alice Eastwood; John Thomas Howell 1940-6-13 8162 Modoc Fort Bidwell. Comment
  CHSC30587  Anemone drummondii P. V. Caldwell 1972-7-13 298 Modoc On the west slope at Patterson Lake in the Warner Mtns. Comment
  JEPS23489  Anemone drummondii Frances D. Payne 1931-6-29 285 Modoc e. side Mt. Warren; Warner Mts., Mt. Warren 2286 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
  SEINET2040119  Antennaria argentea Annie M. Alexander, Kellogg, Louise 1946-6-17 4785 Modoc Cedar Pass road. 1770 Comment
  JEPS5979  Antennaria dimorpha Frances D. Payne 1932-6-26 603 Modoc s and e of, (high ridges n of Parker Creek) Alturas; Warner Mountains, Parker Creek 1828 Comment
  UC71587  Antennaria dimorpha Mrs. M. H. Manning 1903-3 75 Modoc near, (north-eastern Modoc County) Fort Bidwell Comment
  CAS-BOT-BC15622  Antennaria dimorpha Mrs. H. C. Cantelow 1940-5-31 3221 Modoc 8.9 mi. E of Indian Springs. Comment
  CAS-BOT-BC15584  Antennaria geyeri Frank Warrington Peirson 1926-7-26 6909 Modoc NW of Canby. Comment
  UC29493  Antennaria geyeri Mrs. R. M. Austin Jun 1894 Modoc near Willow Creek Comment
Read comments
Jul 6 2010
  CAS-BOT-BC15589  Antennaria luzuloides Ethel S. Willits 1940-5-4 209 Modoc Willow Ranch 1371 Comment
  CAS-BOT-BC15595  Antennaria luzuloides Leland S. Smith 1924-6-23 1430 Modoc Modoc County. Comment
  SEINET195645 Image available Antennaria rosea Annie Alexander, Louise Kellogg 1946-6-27 4847 Modoc North end of Warner Mtns 2377 Comment
  CAS-BOT-BC15558  Antennaria rosea subsp. rosea Annie Montague Alexander; L. Kellogg 1946-7-11 4973 Modoc Mesa W of Eight Mile Creek. Comment
  HSC81142  Antennaria rosea subsp. rosea G. M. Riegel 1978-8-2 273 Modoc South Warner Mountains; 1829 Comment
  JEPS120133  Apera interrupta Lowell Ahart, John Dittes 2012-7-10 18324 Modoc Northeast 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. Comment
  CHSC117819  Aphyllon purpureum L. P. Janeway 2016-5-18 12094 Modoc Modoc Plateau. Devils Garden area; along Road 48N28 .7 road-km east of Road 7/48N08/Crowder Flat Road; 3.9 air-km east of Weed Valley. 1627 Comment
  HSC65591  Apocynum androsaemifolium Thomas Wood 1979-8-9 226 Modoc Dirt rd. along Bidwell Creek, 2.7 mi. NW of junction with Co. Hwy. 2, N of Ft. Bidwell 1509 Comment
  RSA749198  Apocynum androsaemifolium K. M. Meyer, A. Townesmith 2007-9-16 216 Modoc Modoc National Forest, 19.2 miles W on Forest Service Rd. 31. 1693 Comment
  UC416569  Apocynum androsaemifolium Franklin P. Nutting Modoc Forestdale Comment
  POM130514  Apocynum androsaemifolium subsp. pumilum Milo S. Baker 1893-07 s.n. Modoc Hillside, red soil Comment
  RSA164334  Apocynum androsaemifolium subsp. pumilum Clare B. Hardham 1961-6-18 7599 Modoc Rte. 395, 3.3 miles south of Cedar Pass turn-off Comment
  CAS-BOT-BC15697  Apocynum cannabinum R. M. Austin 1898-7-1 2336 Modoc Lake shore. Comment
  JEPS46214  Aquilegia formosa F. H. Frost 1925-7-12 48 Modoc Warner Mountains, Cedar Canyon, Stow's Meadow Stow's Meadow; Warner Mountains, Cedar Canyon, Stow's Meadow Comment
  JEPS60393  Aquilegia formosa Frances D. Payne 1929-7-7 48 Modoc 2 mi sw Mt. Warren; Pine Creek Basin 2133 Comment
  POM99712  Aquilegia formosa R. M. Austin 1895-07 437 Modoc Willow Creek (Devils Garden) Comment
Read comments
Jul 11 2010
  UC9011  Aquilegia formosa Milo S. Baker 1893-6-29 Modoc Comment
  CAS-BOT-BC218347  Aquilegia formosa var. formosa Belknap C. Goldsmith 1912-8-6 85 Modoc W side of Goose Lake. 1463 Comment
  SEINET5340266  Arabis holboellii var. pendulocarpa R. C. Rollins, K. W. Rollins 1981-6-1 81194 Modoc Warner Mountains, ca. 2 miles north of summit of road between Lake City and U.S. Hwy. 395. Comment
  JEPS53058  Arabis lyallii var. lyallii W. L. Jepson 1918-8-7 7893 Modoc n. slope Mt. Bidwell 2438 Comment
  NY119571  Arabis sparsiflora A. J. Cronquist 1959-6-20 8526 Modoc At Cedarville Pass; Warner Mtns., between Cedarville and Alturas 1950.7 Comment
  UC1010416  Arabis subpinnatifida E. K. Balls 1950-5-14 14691 Modoc 0.2 mi s Modoc National Forest south boundary (trail from Alturas to Thomas Reservoir) 1524 Comment
  CAS-BOT-BC95646  Arctostaphylos nevadensis Bruce Bartholomew; Barrett Anderson 1990-7-20 5530 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC95658  Arctostaphylos patula Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16494 Modoc SE flank of Glass Mt., near Modoc-Siskiyou Co. line. Comment
  JEPS51333  Arenaria aculeata W. L. Jepson 1918-8-7 7886 Modoc Mt. Bidwell 2438 Comment
  JEPS86269  Arenaria aculeata W. L. Jepson 1918-8-7 7886 Modoc Mt. Bidwell 2438 Comment
  RSA610787  Arenaria congesta L. C. Wheeler 1935-9-12 3980 Modoc Devils Garden: 2 miles SW Poindexter Reservoir. 1524 Comment
  UCR34674  Arenaria rubella J. A. Harpel 1981-8-6 V 11 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  HSC4702  Arnica chamissonis M. T. Milligan 1966-7-3 543 Modoc E of Jess Valley 1982 Comment
  JEPS35869  Arnica chamissonis Frances D. Payne 1931-6-20 204 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC29628  Arnica chamissonis Milo S. Baker 1893-6-20 Modoc Egg Lake Comment
  UC468971  Arnica chamissonis W. P. Taylor and H. C. Bryant 1910-7-13 Modoc North Fork Parker Creek (head) Warner Mountains, North Fork Parker Creek 2225 Comment
  CAS-BOT-BC15567  Arnica chamissonis subsp. foliosa Annie Montague Alexander; L. Kellogg 1946-7-7 4926 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC15570  Arnica chamissonis subsp. foliosa Bruce Bartholomew; Barrett Anderson 1990-7-21 5581 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  SEINET3085708 Image available Arnica chamissonis subsp. foliosa Annie M. Alexander, Louise Kellogg 1946-7-7 4926 Modoc Eight Mile Creek, northeast corner of Modoc county. 1750 Comment
  CAS-BOT-BC15403  Arnica cordifolia Bruce Bartholomew; Barrett Anderson 1988-6-24 4320 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC15404  Arnica cordifolia M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass camp ground. Comment
  CAS-BOT-BC15409  Arnica cordifolia Leland S. Smith 1919-6-8 1125 Modoc Deep Creek. 1828 Comment
  CAS-BOT-BC15417  Arnica cordifolia Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass, Warner Mtns. at the summit. E. of Alturas 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
  SEINET6774984 Image available Arnica cordifolia M. J. Williams 1984-6-29 84- 72 -3 Modoc Cave Lake, west side of the Warner Mountains 2134 Comment
  CHSC118076  Arnica cordifolia var. cordifolia L. P. Janeway 2016-5-18 12077 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  CAS-BOT-BC15423  Arnica discoidea Bruce Bartholomew; Barrett Anderson 1988-7-21 4443 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC15424  Arnica discoidea Bruce Bartholomew 1989-7-14 4979 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  RSA504848  Arnica discoidea Bruce Bartholomew, B. Anderson 1988-7-21 4443 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  JEPS6004  Arnica fulgens Frances D. Payne 1932-6-26 606 Modoc s and e of, high ridges n of Parker Creek Alturas; Parker Creek, Warner Mountains 1828 Comment
  CAS-BOT-BC15285  Arnica mollis Bruce Bartholomew; Barrett Anderson 1988-7-22 4540 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  RSA606144  Arnica mollis L. C. Wheeler 1935-8-14 3855 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  CAS-BOT-BC15294  Arnica nevadensis Robert Patterson; Mona Bourell 1993-8-14 5217 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC15251  Arnica sororia Francis Dorris Payne 1932-6-24 598 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15252  Arnica sororia Francis Dorris Payne 1932-6-26 606 Modoc Parker Creek. 1828 Comment
  CAS-BOT-BC15299  Arnica sororia Arnold Tiehm 1984-6-30 8837 Modoc NW side of Bidwell Mt., 2.2 road mi. N of Eight Mile Creek on road from Lake Annie. 1844 Comment
  SJSU9608  Arnica sororia W. Savage 1979-7-7 1468 Modoc Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET229955  Artemisia arbuscula Leila M. Shultz, John S. Shultz 1985-6-23 8593 Modoc California, Modoc County. Modoc Plateau at the western extension of the Great Basin, between Beeler and Duncan reservoirs north of Canby, near highway 139. 1310 Comment
  CAS-BOT-BC15216  Artemisia arbuscula subsp. arbuscula James D. Jokerst 1983-7-27 1911 Modoc Near Signal Butte. 1340 Comment
  HSC67875  Artemisia arbuscula subsp. arbuscula J. P. Smith, J. O. Sawyer 1973-8-8 7248 Modoc S slopes of Eagle Peak 2561 Comment
  SEINET8368663  Artemisia cana Richard R. Halse 2006-8-4 6995 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  UC711896  Artemisia cana subsp. bolanderi Roxana S. Ferris and Laura Lorraine 1941-8-13 10562 Modoc Patterson Ranger Station Modoc National Forest, Warner Mountains 2164 Comment
  HSC4720  Artemisia douglasiana M. T. Milligan 1966-8-12 651 Modoc East of Jess Valley 1646 Comment
  SBBG128252  Artemisia douglasiana L. Ahart, J. Dittes 2010-8-31 17098 Modoc E side of Elkins Lane, ca. 10 yards S of the bridge across Ash Crk, Ash Crk State Wildlife Area, 4215 feet N of Lassen County Line, ca. 4.3 mi W of Adin, ca. 7.7 mi NE of Bieber, Big Valley 1267 Comment
  POM229967  Artemisia ludoviciana subsp. candicans L. C. Wheeler 1935-8-14 3848 Modoc Sunny lake shore above high water line Lily Lake, Pine Creek, Warner Mts. 2073 Comment
  JEPS37011  Artemisia ludoviciana subsp. incompta W. L. Jepson 1918-8-6 7835 Modoc Fandango Pass 1584 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
  CHSC100007  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart; John Dittes 2008-8-25 15278 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC127411  Artemisia ludoviciana subsp. ludoviciana Mrs. M. H. Manning Oct 9 1902-Mar 20 1903 21 Modoc Ft. Bidwell Comment
  UC29679  Artemisia ludoviciana subsp. ludoviciana Mrs. R. M. Austin 1894-8-1 Modoc Goose Lake Valley Comment
  CAS-BOT-BC15211  Artemisia tridentata subsp. tridentata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 120 Modoc Parker Creek at Modoc National Forest boundary. Comment
  JEPS37012  Artemisia tridentata subsp. tridentata W. L. Jepson 1918-8-7 7882 Modoc Mt. Bidwell 2499 Comment
  UC1119447  Artemisia tridentata subsp. tridentata R. C. Wilson 1933-7-17 67 Modoc near Cannon Place; Modoc National Forest, Canby Quadrangle Comment
  SEINET3397750  Artemisia tridentata subsp. tridentata Unknown 1994-1 s.n. Modoc 1 mi. S. of Alturas Comment
  SEINET195716  Asclepias fascicularis Annie M. Alexander, Louise Kellogg 1946-7-7 4922 Modoc Lake Annie. Comment
  POM76170  Asclepias fascicularis Mrs. R. M. Austin s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC15665  Asclepias speciosa Bruce Bartholomew 1994-7-4 6847 Modoc Hubert Creek. 1390 Comment
  SEINET10946900  Asclepias speciosa Bruce M. Bartholomew 1990-6-17 Bartholomew 5285 Modoc Surprise Valley, SW side of Lower Alkali Lake, 1.8 km N of Lassen Co. border 1370 Comment
  CDA18402  Asperugo procumbens G. D. Barbe, P. Hiatt & M. Keffer 1980-6-4 2802 Modoc Modoc Plateau; Eastside Canal/ Railroad crossing on Westside Road, north of Likely. 1341 Comment
  UCR34691  Aster alpigenus J. A. Harpel 1981-8-6 V- 34 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  POM312507  Aster frondosus H. L. Mason 1947-8-11 13487 Modoc Reservoir, Kelley Hot Springs, on Alturas-Conby Highway Comment
  POM39128  Aster frondosus Mrs. R. M. Austin 1895-09 441 Modoc Shores of Goose Lake 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
  UCR67440  Aster subspicatus George K. Helmkamp 1990-9-23 I- 20 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA150339  Astragalus curvicarpus A. J. Cronquist, Arthur H. Holmgren 1959-6-21 8530 Modoc East side of the Warner Mts. below Fandango Pass. 1524 Comment
  RSA0029192  Astragalus curvicarpus John F. Emmel 1997-6-8 1492 Modoc Along Hwy 395 ca. 5.5 road mi south of Alturas, 0.6 road mi south of highway crossing of South Fork Pit River. 1341 Comment
  CAS-BOT-BC218214  Astragalus curvicarpus var. curvicarpus E. S. Willits 1940-5-21 285 Modoc Willow Ranch. 1371 Comment
  NY803542  Astragalus curvicarpus var. curvicarpus A. A. Heller 1938-6-24 15225 Modoc On banks along U.S. Highway 299, between Alturas and Canby 1341 Comment
  SEINET5325009  Astragalus curvicarpus var. curvicarpus M. J. Williams 1984-6-29 84- 74 -1 Modoc 4.8 mi in on Fandango Pass road from Hwy 395. 1524 Comment
  CAS-BOT-BC182063  Astragalus filipes Clare Butterworth Hardham 1961-6-19 7838 Modoc Davis Creek. Comment
  CAS-BOT-BC182070  Astragalus filipes Elmer Ivan Applegate 1897-5-31 881 Modoc Bloody Point, E side of Tule Lake. Comment
  CAS-BOT-BC182076  Astragalus filipes Bruce Bartholomew 1991-6-20 5774 Modoc Junction of county roads 87 and 90. 1220 Comment
  CAS-BOT-BC182961  Astragalus filipes H. D. Ripley; R. C. Barneby 1944-5-31 5993 Modoc Mesa N.-W. of Alturas 1371 Comment
  JEPS114697  Astragalus filipes Lowell Ahart, John Dittes 2008-6-20 14977 Modoc upland on the NE side of Big Valley, about 5.3 mi (air NE of the Headquarters at Ash Creek State Wildlife area, about 8.3 mi (air) NE of Bieber 1287 Comment
  NY658482  Astragalus filipes B. M. Bartholomew 1989-6-2 4811 Modoc NE side of Upper Lake, 4 km. S of road to Fee Reservoir, NE end of Surprise Valley 1420 Comment
  CAS-BOT-BC182071  Astragalus filipes Amos Arthur Heller 1938-6-24 15226 Modoc Roadside between Canby and Alturas. 1219 Comment
  RSA0029193  Astragalus filipes John F. Emmel 1997-6-8 1493 Modoc Along Hwy 395 ca. 5.5 road mi south of Alturas, 0.6 road mi south of highway crossing of South Fork Pit River. 1341 Comment
  SEINET948297  Astragalus filipes Ira L. Wiggins 1967-1 16433 Modoc South-facing slope 4 miles E of summit of Cedar Pass, between Alturas and Caderville Comment
  SBBG30556  Astragalus gibbsii D. Myrick 1968-6-20 1964 Modoc eastern outskirts of Alturas 1332 Comment
  POM253263  Astragalus gibbsii A. A. Heller 1938-6-24 15225 Modoc U. S. Highway 299, between Alturas and Canby. 1341 Comment
  CAS-BOT-BC182058  Astragalus inversus Leo David Whitney 1934-5-24 1964 Modoc Near Hackamore. 1463 Comment
  CHSC112420  Astragalus lemmonii Lowell Ahart; John Dittes, Todd Sloat 2013-6-8 18766 Modoc About 300 yards northeast of the Parking Area, northeast 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
  JEPS120883  Astragalus lemmonii Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18766 Modoc About 300 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  POM128976  Astragalus lentiginosus var. lentiginosus Franklin P. Nutting s.n. Modoc Near Egg Lake Comment
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Sep 29 2008
  CAS-BOT-BC182052  Astragalus malacus Bruce Bartholomew 1995-5-13 6911 Modoc 4.8 km W of Eagleville, E side of the S end of Surprize Valley. 1480 Comment
  NY676222  Astragalus malacus B. M. Bartholomew 1991-5-24 5713 Modoc Surprise Valley, east of Eagleville at the Nevada State boundary 1520 Comment
  UC13458  Astragalus obscurus Mrs. R. M. Austin and Bruce June 1898 2215 Modoc foothills Goose Lake Comment
  CAS-BOT-BC182037  Astragalus purshii Bruce Bartholomew; Barrett Anderson 1989-4-28 4643 Modoc 6.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1400 Comment
  CAS-BOT-BC182023  Astragalus purshii Elmer Ivan Applegate 1936-7-4 10511 Modoc N slope of Caldwell Butte, Lava Beds National Monument. Comment
  HSC71402  Astragalus purshii var. purshii J. P. Smith, J. O. Sawyer 1972-5-6 5266 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  POM45523  Astragalus purshii var. tinctus R. M. Austin 1895-05 s.n. Modoc Goose Lake Valley. Comment
  JEPS54809  Astragalus purshii var. tinctus Leland S. Smith 1917-1 773 Modoc West Valley , West Valley (Warner Mts.) 1554 Comment
  RSA0006855  Astragalus purshii var. tinctus H. D. Ripley, R. C. Barneby 1949-6-11 14 Modoc About 8 mi. N of Davis Creek, Hwy 395 - 29.6 mi. N of Alturas. Comment
  RSA0006856  Astragalus purshii var. tinctus H. D. Ripley, R. C. Barneby 1944-6-2 6037 Modoc Pine Creek, Warner Mts. 1585 Comment
  UC13373  Astragalus whitneyi Mrs. R. M. Austin 1894-1 Modoc low hills around Goose Lake Goose Lake (Northern California) Comment
  UC1128888  Astragalus whitneyi var. confusus R. C. Wilson 1933-6-4 37 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  CAS-BOT-BC181991  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Barrett Anderson 1990-7-20 5484 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC181996  Astragalus whitneyi var. lenophyllus M. M. Hanna 1956-6-4 Modoc Lava mesa along highway to Cedarville. Comment
  SEINET5340470  Athysanus pusillus R. C. Rollins, K. W. Rollins 1981-6-1 81189 Modoc Cedar Summit, between Alturas and Cedarville, off California Hwy. 299. 1890 Comment
  UC1191304  Atriplex rosea Herbert L. Mason 1947-8-9 13485 Modoc e side Fairchild Swamp (n of Alturas); e side Fairchild Swamp, n of Alturas Comment
  CAS-BOT-BC218201  Balsamorhiza hookeri Lindsay Stuart Smith; E. H. Steffen 1917-5-27 17 Modoc West Valley camp and Jess Valley. 1554 Comment
  JEPS5953  Balsamorhiza hookeri Frances D. Payne 1929-6-23 20 Modoc s and e of Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  POM350741  Balsamorhiza hookeri Christopher Davidson 1975-6-4 2600 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 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
  RSA59763  Balsamorhiza hookeri var. lagocephala E. K. Balls 1950-5-14 14690 Modoc 0.2 mi. south of boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  CAS-BOT-BC15188  Balsamorhiza hookeri var. lanata Alice Eastwood; John Thomas Howell 1940-6-11 8008 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC15191  Balsamorhiza hookeri var. lanata E. S. Willits 1940-5-6 226 Modoc Davis Creek. 1371 Comment
  CHSC67159  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1994-5-3 4038 Modoc Devils Garden located 4 mi E of Spalding Butte, 1.5 mi SW of Mud Lake. +- 100 ft N of milepost 42. Comment
  CAS-BOT-BC15127  Balsamorhiza sagittata Leland S. Smith 1919-6-2 1106 Modoc Deep Creek Ranger Station, Modoc National Forest 1524 Comment
  CAS-BOT-BC15130  Balsamorhiza sagittata Annie Montague Alexander; L. Kellogg 1946-6-10 4720 Modoc Lava bench between Lower and Snake lakes, on a slope facing Lower Lake Comment
  CAS-BOT-BC15196  Balsamorhiza sagittata Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6538 Modoc Just W of West Valley Reservoir. 1460 Comment
  HSC5179  Balsamorhiza sagittata M. T. Milligan 1965-6-26 342 Modoc E slope 1677 Comment
  RSA149085  Balsamorhiza sagittata Dorothy Wiggins 1961-6-15 16502 Modoc 22 miles W of Canby along Hwy 139 Comment
  SEINET10757887  Balsamorhiza serrata Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 929 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  CAS-BOT-BC58634  Barbarea orthoceras Bruce Bartholomew 1989-7-14 4934 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  HSC6577  Barbarea orthoceras M. T. Milligan 1964-7-25 181 Modoc Pine Creek Basin, along trail. 2439 Comment
  RSA210841  Bassia hyssopifolia R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39022 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  CAS-BOT-BC242409  Beckmannia syzigachne John H. Hatton 1911-6-24 160 Modoc unspecified Comment
  UC1192265  Bergia texana Herbert L. Mason 1947-8-8 13462 Modoc Southwest margin of Big Sage Reservior, northwest of Alturas Comment
  CAS-BOT-BC54188  Betula glandulosa Bruce Bartholomew; Barrett Anderson 1988-7-23 4579 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  JEPS58646  Betula glandulosa L. S. Smith 1917-7-29 886 Modoc bog below Bald Mt. 2011 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
  CAS-BOT-BC54192  Betula occidentalis Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6468 Modoc Along Emerson Creek below Emerson Campground, E side of Warner Mountains. 1600 Comment
  HSC81822  Betula occidentalis G. M. Riegel 1980-7-14 881 Modoc S Warner Mtns. 1463 Comment
  POM308823  Betula occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-14 10600 Modoc 8.5 miles from Patterson Ranger Station on Eagleville road. Warner Mountains. Modoc National Forest. Comment
  RSA34820  Betula occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-14 10600 Modoc 8.5 miles from Patterson Ranger Station on Eagleville road. Warner Mountains. Modoc National Forest. Comment
  JEPS12355  Bidens cernua W. L. Jepson 1918-8-10 7927 Modoc Alturas 1371 Comment
  CAS-BOT-BC218115  Bistorta bistortoides K. Paulson; Robert Paulson 1988-6-29 65 Modoc Benton Meadow, Warner Mts.. 1676 Comment
  NY407588  Bistorta bistortoides M. S. Baker s.n. Modoc Edge of swampy meadow Comment
  CAS-BOT-BC15107  Blepharipappus scaber Bruce Bartholomew; Barrett Anderson 1988-6-23 4222 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC15113  Blepharipappus scaber Margaret J. Williams; et al 1988-6-2 88- 28 -4 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC15114  Blepharipappus scaber Bruce Bartholomew 1990-6-17 5301 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC15078  Blepharipappus scaber Louis Cutter Wheeler 1935-8-1 3725 Modoc Pine Creek, Warner Mts. 1767 Comment
  CAS-BOT-BC15119  Blepharipappus scaber Mrs. Annie F. Rodda 1932-7-1 Modoc Near Alturas. Comment
  HSC5985  Blepharipappus scaber R. C. Wunner 1965-7-1 321 Modoc California Lava Beds National Monument; top of Gillems Bluff near NW Ranger Station 1372 Comment
  POM351057  Blepharipappus scaber Thomas W. Nelson, James Nelson, Jane P. Nelson 1976-8-29 3248 Modoc Modoc National Forest, Growing beside highway 299 just northwest of Adin Pass. 1524 Comment
  RSA534712  Blepharipappus scaber Bruce Bartholomew 1990-6-18 5367 Modoc Southwest side of Goose Lake, 2 km north of McGinty Point. 1420 Comment
  JEPS54286  Boechera Mary H. Manning 1903-1 Modoc Ft. Bidwell Comment
  JEPS52996  Boechera L. S. Smith 1917-7-2 815 Modoc Eagle Peak Warner Mts. 2316 Comment
Read comments
Feb 16 2008
  CAS-BOT-BC95734  Boechera pauciflora Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2148 Modoc Cedar Peak, Warner Mts. Comment
  UC922247  Boechera pauciflora Annie M. Alexander and Louise Kellogg 1946-7-1 4893 Modoc 0.5 mi e Bidwell Creek Road summit; Warner Mountains Comment
  UC748072  Boechera platysperma Annie M. Alexander and Louise Kellogg 1946-8-1 5107 Modoc w slope Eagle Peak (below crest of divide); Warner Mountains Comment
  CAS-BOT-BC25526  Boechera retrofracta Clare B. Hardham 1961-6-19 7591 Modoc Warner Mountains. Davis Creek. 2133 Comment
  CAS-BOT-BC58661  Boechera retrofracta Bruce Bartholomew; Barrett Anderson 1989-6-3 4899 Modoc ca. 8 km WNW of Long Bell Ranger Station. 1350 Comment
  CAS-BOT-BC95739  Boechera sparsiflora Bruce Bartholomew 1994-5-15 6694 Modoc Adjacent to Fee Reservoir. Ca. 10 km E of Fort Bidwell. 1590 Comment
  CHSC67093  Boechera sparsiflora James D. Jokerst 1987-5-11 2820 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  UC748488  Boechera sparsiflora Annie M. Alexander and Louise Kellogg 1946-6-5 4670 Modoc s of Eagleville; Warner Mountains, Emerson Creek 1889 Comment
  RSA0128801  Boechera sparsiflora Christopher Davidson 1973-5-26 2110 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  UC70020  Bolboschoenus maritimus Mrs. M. H. Manning August 1903 436 Modoc north-eastern Modoc County Comment
  CHSC106188  Bolboschoenus maritimus subsp. paludosus Lowell Ahart; John Dittes 2010-8-31 17135 Modoc Edge of a pond, about 400 yards west of Elkins Lane and 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
  UC1199880  Botrychium simplex Annie Alexander and Louise Kellogg 1946-8-3 5111 Modoc Eagle Creek, head of Warner Mountains Comment
  CAS-BOT-BC244939  Brodiaea coronaria subsp. coronaria Barrett Anderson 1986-7-9 3141 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  RSA70132  Brodiaea coronaria subsp. coronaria F. W. Peirson 1926-6-26 6910 Modoc Modoc National Forest NW of Canby. Comment
  UC3321  Brodiaea coronaria subsp. coronaria Milo S. Baker 1893-7-10 Modoc Comment
  UC501614  Brodiaea coronaria subsp. coronaria Frank W. Peirson 1926-6-26 6910 Modoc nw of Canby; Modoc National Forest Comment
  CAS-BOT-BC482890  Brodiaea elegans subsp. elegans L. S. Smith 1926-6-7 1890 Modoc Tahoe Forest near Lake City 609 Comment
  SEINET4345019  Bromus briziformis M. J. Williams 1984-7-1 84- 85 -1 Modoc NW of Alturas, 3.1 mi N of Hwy 299, on the Crowder Flat road 1372 Comment
  CAS-BOT-BC242428  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1988-7-22 4487 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC242434  Bromus carinatus var. carinatus Leland S. Smith 1917-7-17 84 Modoc Deep Creek. 2042 Comment
  CAS-BOT-BC242444  Bromus carinatus var. carinatus Bruce Bartholomew 1990-8-5 5668 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2440 Comment
  CAS-BOT-BC242475  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1990-7-20 5473 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  UC70668  Bromus commutatus Mrs. M. H. Manning June 1903 417 Modoc in north-eastern Modoc County Modoc County; north-eastern Modoc County 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
  UCD58615  Bromus hordeaceus A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3618 Modoc Near Canby. Comment
  SEINET5720387 Image available Bromus mollis Annie M. Alexander, Louise Kellogg 1946-1 4792 Modoc Silver Creek roads.; Patterson Mill 1829 Comment
  UCR163256  Bromus squarrosus Jim Andre 1993-7-2 1418 Modoc Modoc Plateau, about 12 miles NW of Canby on Hwy 139 1494 Comment
  CAS-BOT-BC242453  Bromus tectorum Leland S. Smith 1919-6-4 1127 Modoc Deep Creek Ranger Station. 1508 Comment
  HSC9121  Bromus tectorum M. T. Milligan 1964-6-4 29 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  UCD60048  Bromus tectorum var. nudus E. Wilson 1934-5-14 s.n. Modoc Over pass from Alturas to Cedarville. Comment
  UC1101526  Callitriche hermaphroditica Verne Grant and Irving Schneider 1947-7-18 8055 Modoc 1.4 mi n Bayley's Bridge (s of Alturas) Comment
  CAS-BOT-BC95091  Callitriche heterophylla var. bolanderi Robert Folger Thorne; C. W. Tilforth 1969-9-5 39141 Modoc Small ditch in pasture ca. 1/2 mi. E of Likely. 1356 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
  JEPS114833  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-BC95092  Callitriche palustris John Thomas Howell 1934-6-13 12091 Modoc 2 1/2 mi. S of Eagleville. 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
  CHSC117242  Callitriche palustris Lowell Ahart; John Dittes 2016-7-16 21251 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  NY465090  Callitriche palustris G. Schoolcraft 1990-7-11 2106 Modoc About 2 miles west of West Valley Reservoir 1493.5 Comment
  RSA611024  Callitriche palustris L. C. Wheeler 1935-8-15 3863 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1101518  Callitriche verna Herbert L. Mason and Verne Grant 1947-7-11 13366 Modoc s of Alturas (by Jones' Lane, off Highway 395) Comment
  HSC81152  Calochortus leichtlinii G. M. Riegel 1979-7-15 527 Modoc S Warner Mtns. 1739 Comment
  RSA17450  Calochortus leichtlinii Elmer I. Applegate 1932-8-1 8042 Modoc Arid summit of Warner Mountains near and south of Warren Peak 2439 Comment
  UC422832  Calochortus longebarbatus var. longebarbatus Milo S. Baker 1897-8-1 161 Modoc Forestdale Comment
  CAS-BOT-BC244926  Calochortus macrocarpus Bruce Bartholomew 1989-8-13 5143 Modoc Top of Manzanita Mountain. 2090 Comment
  HSC15362  Calochortus macrocarpus var. macrocarpus Thomas W. Stark 1967-7-16 84 Modoc 2 mi. S of Lava Beds Natl. Monument, 10 mi. W of the town of Perez 915 Comment
  CHSC99968  Calycadenia fremontii Lowell Ahart; John Dittes 2008-8-26 15331 Modoc On the sides of County Road 85a, 287 feet east of County Road 91, 7.7 miles (air) north-northeast of Lookout. 1303 Comment
  HSC64521  Calyptridium umbellatum J. P. Smith, J. O. Sawyer 1973-8-8 7226 Modoc Near summit of Eagle Peak 2988 Comment
  JEPS52551  Calyptridium umbellatum Frances D. Payne 1931-7-29 288 Modoc head of Cottonwood Creek (e slope Mount Warren); Warner Mountains, Mount Warren, Cottonwood Creek 2286 Comment
  CAS-BOT-BC95580  Calystegia occidentalis subsp. occidentalis Roxana Stinchfield Ferris; R. Duthie 1919-6-15 191 Modoc Parker Creek above Modoc National Forst boundary. Comment
  POM71021  Calystegia occidentalis subsp. occidentalis Mrs. R. M. Austin 1895-07 422 Modoc Goose Lake Valley. Comment
  SJSU8747  Calystegia occidentalis subsp. occidentalis H. L. Buckalew 1961-7-3 Modoc Stowe Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 1920 Comment
  CAS-BOT-BC242127  Camassia quamash subsp. breviflora Bruce Bartholomew 1990-6-15 5237 Modoc SE corner of Sweagert Flat. 1860 Comment
  CAS-BOT-BC242133  Camassia quamash subsp. breviflora Bruce Bartholomew; Barrett Anderson 1988-5-12 4105 Modoc S side of Egg Lake. 1300 Comment
  UC421788  Camassia quamash subsp. breviflora M. F. Gilman 615 Modoc California Comment
  JEPS118336  Camelina microcarpa Lowell Ahart, John Dittes 2011-6-22 17547 Modoc On the east side of the road, about 150 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley 1264 Comment
  POM312339  Camelina microcarpa Verne Grant, Irving Schneider 1947-7-20 8108 Modoc North Fork of Pit River, downstream from Alturas. Comment
  UCD149892  Camelina microcarpa William Anderson 1963-5-5 s.n. Modoc Alturas. 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-BC191120  Camissonia boothii subsp. alyssoides Bruce Bartholomew; Barrett Anderson 1989-6-2 4812 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  NY850969  Camissonia boothii subsp. alyssoides B. M. Bartholomew 1993-5-10 6451 Modoc At the Nevada border directly east of Eagleville, east side of Surprise Valley 1520 Comment
  CAS-BOT-BC191116  Camissonia claviformis subsp. cruciformis Bruce Bartholomew; Barrett Anderson 1989-6-2 4838 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  NY851234  Camissonia claviformis var. cruciformis B. M. Bartholomew 1989-6-2 4838 Modoc 6.4 km east of Eagleville on the road to the California state border, east side of Surprise Valley 1550 Comment
  CAS-BOT-BC191111  Camissonia contorta Mrs. H. C. Cantelow 1940-6-2 4045 Modoc Road to lava beds NW of Canby. Comment
  CAS-BOT-BC191104  Camissonia pusilla Bruce Bartholomew 1995-5-13 6912 Modoc 2.7 km NE of County Road 38 on County Road 37, E side of the S end of Surprize Valley. 1410 Comment
  POM204164  Camissonia subacaulis J. T. Howell 1934-6-14 12112 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  HSC26008  Camissonia tanacetifolia D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19398 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  NY852072  Camissonia tanacetifolia B. Anderson 1986-7-9 3147 Modoc Crowder Flat Road, 3.2 km off Hwy 299 1510 Comment
  CAS-BOT-BC191082  Camissonia tanacetifolia subsp. tanacetifolia Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10569 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  CAS-BOT-BC191088  Camissonia tanacetifolia subsp. tanacetifolia Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6541 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 Comment
  RSA518987  Camissonia tanacetifolia subsp. tanacetifolia Barbara Ertter 1988-6-18 7606 Modoc West side of Highway 139 just south of where it crosses railroad at junction to Clear Lake, northeast of Dry Lake east of Lava Beds National Monument. 1250 Comment
  RSA113690  Camissonia tanacetifolia subsp. tanacetifolia H. K. Sharsmith 1955-6-26 4508 -B Modoc Adjacent to Hwy 39, ca 20 miles N of Canby. Modoc National Forest. 1524 Comment
  RSA41242  Camissonia tanacetifolia subsp. tanacetifolia A. M. Alexander, Louise Kellogg 1946-6-10 4710 Modoc Snake Lake Comment
  CAS-BOT-BC95105  Campanula scabrella D. Showers 1978-8-8 4219 Modoc Near Patterson Lake. 2743 Comment
  SEINET10463375  Campanula scabrella Unknown 1978-8-8 Showers 4219 Modoc NEAR PATTERSON LAKE, WARNER MOUNTAINS ON DRY OPEN SLOPES, ELEV. 2743 Comment
  CAS-BOT-BC58464  Capsella bursa-pastoris Bruce Bartholomew; Barrett Anderson 1988-5-12 4110 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC58463  Capsella bursa-pastoris John H. Hatton 1911-6-12 57 Modoc Modoc County. 1219 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
  POM95584  Cardamine breweri Mrs. R. M. Austin 1895-07 108 Modoc Davis Creek Comment
  RSA0116208  Cardamine breweri C. L. Hitchcock 1940-5-27 6712 Modoc 15 miles NE of Alturas. 1677 Comment
  CAS-BOT-BC58428  Cardamine breweri var. breweri Alice Eastwood; John Thomas Howell 1940-6-13 8166 Modoc Cedarville. Comment
  CAS-BOT-BC58431  Cardamine breweri var. breweri Louis Cutter Wheeler 1935-8-16 3864 Modoc Dismal Swamp, Warner Mts. 2225 Comment
  CAS-BOT-BC58469  Cardamine breweri var. breweri Elmer Ivan Applegate 1932-8-3 8109 Modoc East branch of Mill Creek, near Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC58475  Cardamine breweri var. breweri Bruce Bartholomew; Barrett Anderson 1988-6-24 4326 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  HSC96141  Carex amplifolia Juha Pykala, D. H. Norris 1987-5-27 1015 Modoc Modoc National Forest, Lower Rush Creek Campground, Rush Creek 1427 Comment
  UCD140094  Carex angustata Verne Grant; Irving Schneider 1947-8-29 8352 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  CAS-BOT-BC242374  Carex athrostachya Annie Montague Alexander; L. Kellogg 1946-7-18 5023 Modoc Benton Meadow. 2072 Comment
  CHSC117018  Carex athrostachya Lowell Ahart 2016-6-6 20964 Modoc About 100 yards east of the Parking Area, about one miles 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
  SEINET10862025  Carex athrostachya Gordon H. True 1939-6-19 True 998 Modoc Pit River, near Sckeley. Comment
  HSC48010  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19510 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC48185  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19424 Modoc Near Hager Reservoir Comment
  HSC48334  Carex douglasii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19356 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  HSC75582  Carex hoodii G. M. Riegel 1979-7-5 489 Modoc S Warner Mtns. 1670 Comment
  RSA504648  Carex jonesii Bruce Bartholomew, B. Anderson 1988-7-21 4606 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  CAS-BOT-BC245175  Carex multicaulis Edward Kent Balls 1950-5-18 14749 Modoc Above Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1828 Comment
  CAS-BOT-BC245168  Carex nebrascensis Louis Cutter Wheeler 1935-8-16 3870 Modoc Dismal Swamp, Twenty-Mile Creek. 2225 Comment
  JEPS117659  Carex nebrascensis Lowell Ahart, John Dittes 2010-8-30 17086 Modoc About 400 yards west the bridge across Ash Creek, Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north fo Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1277 Comment
  CAS-BOT-BC245162  Carex nebrascensis John H. Hatton 1911-6-12 49 Modoc Modoc County. 1493 Comment
  SEINET7568733 Image available Carex nebrascensis John Thomas Howell 1934-6-15 12190 Modoc Alturas. Comment
  UC1537622  Carex nebrascensis Gordon H. True Jr. 1939-6-13 997 Modoc near Likely; Pit River Comment
  CAS-BOT-BC242359  Carex pellita Annie Montague Alexander; L. Kellogg 1946-7-7 4931 Modoc Eight Mile Creek. Comment
  CHSC100507  Carex pellita Lowell Ahart; John Dittes 2008-8-26 15355 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
  UC1024331  Carex pellita Annie M. Alexander and Louise Kellogg 1946-7-7 4931 Modoc Eight Mile Creek 1752 Comment
  UCD140721  Carex pellita Herbert L. Mason; Verne Grant 1947-7-12 13423 Modoc near south end of west side road, along railroad tracks, Pit River Valley, south of Alturas. Comment
  SJSU9654  Carex praegracilis W. Savage 1979-7-8 1489 Modoc N end of Fairchild Swamp Unit; Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC77253  Carex subfusca G. Schoolcraft 1996-7-23 2543 Modoc E. of Yankee Jim Ranch about 12 mile se of Alturas. 1645 Comment
  CAS-BOT-BC245144  Carex utriculata Louis Cutter Wheeler 1935-8-16 3872 Modoc Dismal Swamp, Warner Mountains 2225 Comment
  CHSC100234  Carex utriculata John Dittes; Josephine Guardino 1991-8-23 454 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. 2209 Comment
  RSA577570  Carex utriculata L. C. Wheeler 1935-8-16 3872 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer 2226 Comment
  CAS-BOT-BC242395  Carex vesicaria var. vesicaria Annie Montague Alexander; L. Kellogg 1948-9-21 5625 Modoc Lily pond above Mineral Spring, one mile SW of top of grade between New Pine Creek and Fort Bidwell. 2286 Comment
  CAS-BOT-BC180128  Castanopsis sempervirens Bruce Bartholomew 1995-7-31 7120 Modoc 0.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 2250 Comment
  CAS-BOT-BC225984  Castilleja applegatei subsp. pinetorum Elmer Ivan Applegate 1932-7-9 7578 Modoc North slope of Bidwell Mountain, Warner Mountains Comment
  CAS-BOT-BC225997  Castilleja applegatei subsp. pinetorum Edward Kent Balls 1950-5-10 15967 Modoc 0.5 mi. E of fork of Hwy 395 and Alturas Rd. 1584 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-BC229827  Castilleja applegatei subsp. pinetorum Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, Hwy 299. Comment
  JEPS3814  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-12 4733 Modoc 2 mi s Fort Bidwell 1444 Comment
  RSA185375  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-18 7595 Modoc Warner Mountains, Davis Creek. 2134 Comment
  RSA26485  Castilleja applegatei subsp. pinetorum Alice Eastwood, John T. Howell 1940-6-13 8144 Modoc Fandango Pass. Comment
  UC1037212  Castilleja applegatei subsp. pinetorum Leo Whitney 1934-5-25 1570 Modoc ca 15 mi nw Canby (near Hackamore); Modoc National Forest 1463 Comment
  UC1713295  Castilleja applegatei subsp. pinetorum Mrs. Austin Jun 1894 Modoc Willow Creek Comment
  UC26527  Castilleja applegatei subsp. pinetorum Baker and Nutting 1894-6-13 Modoc near Egg Lake Comment
  CAS-BOT-BC226018  Castilleja chromosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4677 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  SEINET10549110  Castilleja chromosa Jeffrey Huber 1971-6-3 Huber 86 Modoc 5 mi s of canby on calif. Hwy 299. Lupinus heavily carpeting hillsides of large basaltic boulders, sparse juniper, artemisia , purshia, poa assoc. Comment
  CAS-BOT-BC226022  Castilleja lacera Elmer Ivan Applegate 1929-6-24 5893 Modoc Between Alturas and Davis Creek. Comment
  CAS-BOT-BC226028  Castilleja lacera Bruce Bartholomew; Barrett Anderson 1989-6-3 4911 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 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
  JEPS79117  Castilleja lacera L. R. Heckard with R. Bacigalupi 1980-6-10 5219 Modoc sw margin of Egg Lake (now dry) Egg Lake Comment
  JEPS36815  Castilleja linariifolia Charles F. Quibell 1964-7-1 Modoc 2.5 mi e Alturas (along U.S. Hwy 395) Comment
  CAS-BOT-BC226044  Castilleja miniata P. Monnet 1913-7-1 869 Modoc Warner's Range. 2438 Comment
  RSA82265  Castilleja miniata F. W. Peirson 1926-6-25 6887 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  UC444892  Castilleja miniata W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head of North Fork Parker Creek; Warner Mountains 2225 Comment
  UC748087  Castilleja miniata Annie M. Alexander and Louise Kellogg 1946-7-29 5088 Modoc Head of Eagle Creek; Warner Mountains Comment
  CAS-BOT-BC32565  Castilleja ochracea Alice Eastwood; John Thomas Howell 1940-6-11 8016 Modoc 7 miles SW of Canby Comment
  CAS-BOT-BC32642  Castilleja payneae Francis Dorris Payne 1929-7-26 126 Modoc Mt. Warren, Warner Mts. 2944 Comment
  CAS-BOT-BC226053  Castilleja pilosa Christopher Davidson 1975-6-4 2628 Modoc Canby Bridge across Pit River, ca. 4 mi. S of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC241008  Castilleja pilosa Alice Eastwood; John Thomas Howell 1940-6-14 8253 Modoc Between Mammouth [Mammoth] Cave and Lava Bed Nat. Mon. Comment
  JEPS17638  Castilleja pilosa Rimo Bacigalupi with G. Thomas Robbins 1955-7-20 5393 Modoc 3.3 mi e Patterson Ranger Station (flat at summit of forest road across s end of Warner Mountains); Warner Mountains, Modoc National Forest 2225 Comment
  JEPS120511  Castilleja tenuis L. P. Janeway, B. Castro 2012-7-25 10984 Modoc Warner Mountains. Comment
  JEPS126543  Castilleja tenuis Lowell Ahart, John Dittes 2016-6-6 20962 -A Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  SJSU9688  Castilleja tenuis W. Savage 1979-7-24 Modoc Long Meadow Unit, Devils Garden District, Modoc National Forest 1615 Comment
  UC18320 Image available Ceanothus X flexilis Milo S. Baker 1893-6-30 Modoc Modoc Co. 1371 Comment
  CAS-BOT-BC217139  Ceanothus cuneatus var. cuneatus Bruce Bartholomew; Mona Bourell 1990-4-26 5156 Modoc 0.5 km S of Day. 1100 Comment
  UC659061  Ceanothus cuneatus var. cuneatus H. E. McMinn 1941-8-27 5405 Modoc 12-13 mi from Lookout; Egg Lake Comment
  CAS-BOT-BC217110  Ceanothus prostratus John H. Hatton 1911-6-13 71 Modoc Rush Creek. 1524 Comment
  CAS-BOT-BC217111  Ceanothus prostratus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6508 Modoc Ca. 3 km S of Oregon border on Forest Service Rte. 7. 1720 Comment
  CAS-BOT-BC217149  Ceanothus prostratus E. S. Willits 1940-5-16 251 Modoc Willow Ranch. 1371 Comment
  HSC18320  Ceanothus prostratus M. T. Milligan 1966-5-14 614 Modoc E slope of eroded volcanic plateau 1677 Comment
  POM126434  Ceanothus prostratus B. C. Goldsmith 1911-5-20 21 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  POM85312  Ceanothus prostratus R. M. Austin 1895-06 53 Modoc Sugar Hill Comment
  RSA1097  Ceanothus prostratus E. R. Johnson 1928-8-31 1192 Modoc 4 miles W of lookout Comment
  UC452661  Ceanothus prostratus Franklin P. Nutting Modoc near Egg Lake; Northern California, near Egg Lake Comment
  CAS-BOT-BC217116  Ceanothus velutinus Betty J. Hammerly 1941-6-20 37 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  CAS-BOT-BC217120  Ceanothus velutinus Bruce Bartholomew 1989-7-15 5020 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CAS-BOT-BC217121  Ceanothus velutinus Bruce Bartholomew; Barrett Anderson 1988-6-23 4277 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  RSA504600  Ceanothus velutinus Bruce Bartholomew 1988-6-23 4277 Modoc 4 km W of Day on County road 94. 1340 Comment
  UC1281456  Ceanothus velutinus H. E. McMinn 1931-5-23 2472 Modoc Fandango Pass Warner Mts., Fandango Pass Comment
  POM126397  Ceanothus velutinus M. French Gilman 575 Modoc [No location data on label] 1677 Comment
  CDA34204  Centaurea cyanus L. Ahart, J. Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  HSC65384  Centaurea cyanus Thomas Wood 1979-8-8 216 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  RSA767494  Centaurea repens L. Ahart, John Dittes 2010-8-31 17093 Modoc South of parking area west of old barn, on west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County line, about 4.4 air miles west of Adin, about 7.2 air miles northeast of Bieber, Big Valley 1266 Comment
  CHSC100382  Centaurea 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
  RSA767682  Centaurium exaltatum L. Ahart, John Dittes 2010-8-31 17125 Modoc Edge of a pond, about 400 yards west of Elkin s Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley. 1268 Comment
  CAS-BOT-BC95502  Ceratophyllum demersum Robert Folger Thorne; C. W. Tilforth 1969-9-5 39187 Modoc Pine Creek where it crosses Hwy. 395, 3.4 mi. S of Alturas. 1341 Comment
  UC1101323  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-20 8097 Modoc North Fork of Pit River by Dorris Bridge (Alturas); North Fork of Pit River Comment
  CAS-BOT-BC181985  Cercis occidentalis Bruce Bartholomew; Barrett Anderson 1988-6-23 4228 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  UC15109  Cercis occidentalis Milo S. Baker 1893-8-12 Modoc sw mountain side Comment
  HSC59869  Cercocarpus ledifolius J. P. Smith, J. O. Sawyer 1973-8-9 7267 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  HSC96013  Cercocarpus ledifolius Juha Pykala, D. H. Norris 1987-5-27 1055 Modoc Between Lower and Upper Rush Creek Campgrounds 1494 Comment
  POM203964  Cercocarpus ledifolius J. T. Howell 1934-6-11 11966 Modoc Parker Creek, Warner Mts. 1585 Comment
  UCD22436  Cercocarpus ledifolius Brian Vanden Heuvel 2003-4-11 198 Modoc Warm Springs Valley. 6.3 miles west of Canby on CA 299, 1.3 miles west of Modoc National Forest boundary, on embankment on north side of road. Comment
  CAS-BOT-BC197539  Cercocarpus ledifolius var. ledifolius Belknap C. Goldsmith 1911-5-20 23 Modoc Sugar Hill, W slope Warner Mts. 1584 Comment
  CAS-BOT-BC248320  Cercocarpus ledifolius var. ledifolius B. Bartholomew; H. Sun 2002-6-24 8866 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  CAS-BOT-BC15062  Chaenactis douglasii var. douglasii R. M. Austin; C. C. (Mrs.) Bruce 1898-7-1 2177 Modoc Davis Creek plains. Comment
  CAS-BOT-BC15066  Chaenactis douglasii var. douglasii Isabelo T. Kelly 1930-1-1 53 A Modoc unspecified Comment
  SFV18028  Chaenactis douglasii var. douglasii J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  UC725715  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc between Alturas and Canby Comment
  UC894448  Chaenactis douglasii var. douglasii Lewis S. Rose 1940-6-13 40546 Modoc ne of Alturas; Surprise 1371 Comment
  UCD130294  Chaenactis douglasii var. douglasii Robert F. Thorne; J. Henrickson, C. W. Tilforth 1969-9-4 39071 Modoc near old margin of Goose Lake, southwest shore of Goose Lake north of McGinty Point. 1432 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
  CAS-BOT-BC197526  Chamaebatiaria millefolium Mrs. M. H. Manning s.n. Modoc NW Modoc County. Comment
  CAS-BOT-BC245417  Chamaesaracha nana Bruce Bartholomew; Barrett Anderson 1990-7-20 5533 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 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
  UC26086  Chamaesaracha nana Mrs. R. M. Austin Jun 1894 Modoc Comment
  CDA34731  Chamaesyce serpillifolia subsp. serpillifolia L. Ahart, John Dittes 2010-8-3 17054 Modoc About 10 yards west 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 miles (air) northeast of Bieber, Big Valley. Comment
  UC125543  Chamerion angustifolium subsp. circumvagum Mrs. R. M. Austin Aug. 1884 Modoc Sugarloaf Hill Comment
  UC635382  Chamerion angustifolium subsp. circumvagum F. H. Frost 1925-7-24 109 Modoc Jess Valley Warner Mountains Comment
  RSA185452  Cheilanthes gracillima Clare B. Hardham 1965-6-19 7845 Modoc Willow Creek Comment
  CHSC112835  Chenopodium album Lowell Ahart; John Dittes 2013-7-24 18933 Modoc Edge of a man made pond, about 50 yards south of the levee road, 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
  JEPS117294  Chenopodium desiccatum Lowell Ahart, John Dittes 2010-8-31 17111 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 1267 Comment
  CAS-BOT-BC95521  Chenopodium foliosum Leland S. Smith 1920-8-12 21 Modoc Cantrall's Mill. 1828 Comment
  CDA3013  Chenopodium foliosum T. C. Fuller, W. T. Parsons 1960-7-26 4874 Modoc E. H. Boys Ranch, Lassen Creek, ca. 2 miles southeast of Highway 395. 0 Comment
  UCD97878  Chenopodium foliosum W. T. Parsons; T. C. Fuller 1960-7-26 4874 Modoc E. H. Boys ranch, Lassen Creek, ca. 2 mi. SE/Hwy 395. Comment
  CAS-BOT-BC95526  Chenopodium hians Alice Eastwood; John Thomas Howell 1940-6-13 8173 Modoc Near Cedarville. Comment
  JEPS117371  Chenopodium rubrum var. humile Lowell Ahart, John Dittes 2010-8-30 17049 Modoc About 10 yards west of fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95667  Chimaphila umbellata Bruce Bartholomew 1995-7-30 7044 Modoc Big Valley Mountains N of County Road 94. 1400 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
  UCD170118  Chorispora tenella R. Breckenridge; K. Filippini 2005-6-20 s.n. Modoc Likely, Lynetta Farms, Jones Lane. Comment
  POM260897  Chorizanthe polygonoides var. polygonoides Alice Eastwood, John T. Howell 1940-6-15 8300 Modoc 5 miles N of Lookout Comment
  POM166648  Chrysolepis sempervirens Baker, Nutting 1893-06 3262 Modoc Squaw Valley, near Mt. Shasta. Comment
  CAS-BOT-BC15039  Chrysothamnus nauseosus subsp. albicaulis Loran C. Anderson 1958-8-24 1615 Modoc Cedar Pass Campground, 8 mi. W of Cedarville. Comment
  CAS-BOT-BC15047  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1932-8-6 8190 Modoc Eagleville, Surprise Valley. Comment
  CAS-BOT-BC15034  Chrysothamnus nauseosus subsp. consimilis Elmer Ivan Applegate 1932-8-6 8199 Modoc E side of Middle Lake, Surprise Valley. Comment
  SEINET5926447 Image available Chrysothamnus nauseosus var. speciosus E. K. Balls, P. C. Everett 1952-1 18152 Modoc Off rd to Fandango Pass, 2 I SE of Buck's Creek Ranger Station Comment
  SEINET7450729 Image available Chrysothamnus viscidiflorus subsp. latifolius M. J. Williams, G. Smith 1983-9-13 83- 153 -1 Modoc 1.6 miles beyond campground on Stowe Reservoir road, north of Cedar Pass Rd., Warner Mountains 2012 Comment
  CHSC114007  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 2014-7-7 11449 Modoc Great Basin. Northwest edge of plateau overlooking Cow Head Lake; halfway between Cow Head Lake and Big Mud Lake; along an obscure dirt road 1.0 km north-northwest of Barrel Springs Road. 1670 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
  POM40574  Chrysothamnus viscidiflorus subsp. viscidiflorus Mrs. R. M. Austin 1895-07 543 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC14971  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CAS-BOT-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
  UC1400383  Cicuta douglasii R. F. Thorne and C. W. Tilforth 1969-9-5 39160 Modoc Modoc National Forest, Warner Mountains, Clear Lake Clear Lake; Modoc National Forest, Warner Mountains, Clear Lake 1767 Comment
  CDA38302  Cicuta douglasii T. C. Fuller 1959-7-8 s.n. Modoc 3.4 miles east of Tulelake. 0 Comment
  RSA520382  Circaea alpina subsp. pacifica Bruce Bartholomew, B. Anderson 1990-7-20 5535 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mtns 1990 Comment
  CHSC116346  Cirsium arvense CDFA Staff 1976-7-28 Modoc Tule Lake. Comment
  CAS-BOT-BC14957  Cirsium cymosum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 70 Modoc Above Parker Creek. 1981 Comment
  POM33030  Cirsium cymosum Mrs. R. M. Austin 1895-08 165 Modoc Goose Lake Valley Comment
  JEPS59278  Cirsium douglasii var. breweri W. L. Jepson 1918-8-9 7916 Modoc Ft. Bidwell 1432 Comment
  CAS-BOT-BC14929  Cirsium occidentale var. candidissimum Roxana Stinchfield Ferris; L. Lorraine 1941-8-12 10511 Modoc Cedarville-Alturas Road, just below eastern summit of Cedar Pass, Warner Mountains 1828 Comment
  CAS-BOT-BC14935  Cirsium occidentale var. candidissimum Roxana Stinchfield Ferris 1951-9-14 12466 Modoc Cedar Pass, Warner Mountains, between Cedarville and Alturas Comment
  UC71591  Cirsium occidentale var. candidissimum Mrs. M. H. Manning Jul 1 1903-Aug 1 1903 263 Modoc near Fort Bidwell Comment
  RSA0070851  Cirsium occidentale var. candidissimum E. K. Balls, Percy C. Everett 1952-10-11 18157 Modoc 1 mile SE of crest of Fandango Pass, Warner Mts. 1707 Comment
  CDA36039  Cirsium ochrocentrum CDFA Staff Jul 1985 Modoc Alturas. 0 Comment
  CDA1509  Cirsium ochrocentrum var. ochrocentrum G. D. Barbe 1982-7-13 3885 Modoc NE of Alturas, 0.5 mi. N of Hwy 395 at Woodrich & Pencil Rds. 0 Comment
  OBI64705  Cirsium undulatum G. Deal 2003-9-9 PDR 1151623 Modoc Vicinity of Alturas. T45N R05E, sect 6 BM:M Comment
  UC1192198  Cirsium vulgare Verne Grant and Irving Schneider 1947-8-27 8320 Modoc sw end Clear Lake Comment
  CAS-BOT-BC190998  Clarkia Leland S. Smith 1924-6-3 1359 Modoc Kramer Reservoir, near Egg Lake Ranch. Comment
  HSC30120  Clarkia lassenensis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19485 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  RSA134427  Clarkia lassenensis Peter H. Raven, Otto T. Solbrig 1958-6-18 13314 Modoc Cottonwood Flat Camp Ground, Modoc National Forest Comment
  UC1184379  Clarkia lassenensis Peter H. Raven with Otto T. Solbrig 1958-6-18 13314 Modoc Cottonwood Flat Camp Ground Modoc National Forest Comment
  UCD150422  Clarkia lassenensis Harry A. George 1967-6-15 s.n. Modoc S. of Adin. Comment
  CAS-BOT-BC191043  Clarkia rhomboidea Barrett Anderson 1986-7-9 3175 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  CHSC115505  Clarkia rhomboidea L. P. Janeway 2014-7-8 11461 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
  HSC64514  Clarkia rhomboidea J. P. Smith, J. O. Sawyer 1973-8-9 7258 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA646254  Clarkia rhomboidea Peter H. Raven, Otto T. Solbrig 1958-6-18 13309 Modoc Cottonwood Flat Camp Ground, Modoc National Forest 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
  UC422929  Clarkia rhomboidea M. F. Gilman 631 Modoc 1676 Comment
  UC71666  Clarkia rhomboidea Mrs. M. H. Manning 1903-7 282 Modoc Warner Mt. 1524 Comment
  UC748121  Claytonia lanceolata Annie M. Alexander and Louise Kellogg 1946-6-15 4773 Modoc Deep Creek 2133 Comment
  UC1573168  Claytonia megarhiza Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10435 Modoc e-face Emerson Peak (Emerson Creek drainage); Warner Mountains, , Emerson Creek 2560 Comment
  CAS-BOT-BC197435  Claytonia perfoliata subsp. intermontana Bruce Bartholomew; Barrett Anderson 1989-4-27 4631 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  CAS-BOT-BC197474  Claytonia rubra subsp. rubra Bruce Bartholomew 1991-5-23 5690 Modoc 0.5 km E of Day on County Rd. 94. 1050 Comment
  CAS-BOT-BC226087  Collinsia parviflora John Thomas Howell 1934-6-13 12055 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC226094  Collinsia parviflora Annie Montague Alexander; L. Kellogg 1946-6-14 4756 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  CHSC85138  Collinsia parviflora John Dittes; Josephine Guardino 1991-6-1 373 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  SEINET10317272 Image available Collinsia parviflora B. Bartholomew 1991-6-20 5780 Modoc NE side of Barber Ridge, 10 lm NW of Adin on road to Fox Mountain 1580 Comment
  UC748144  Collinsia parviflora Annie M. Alexander and Louise Kellogg 1946-7-17 5011 Modoc Warner Mountains, Benton Meadow Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  JEPS3160  Collinsia parviflora N. T. Mirov 1929-6-22 Modoc e slope Warner Mtns 2286 Comment
  SJSU11591  Collinsia parviflora R. L. Fisher 1958-6-13 Modoc near Adin Pass c. 6 mi S of Canby 1524 Comment
  UC748157  Collinsia parviflora Annie M. Alexander and Louise Kellogg 1946-6-5 4664 Modoc s of Eagleville (Warner Mountains, Emerson Creek, in Emerson Camp); Warner Mountains, Emerson Creek, Emerson Camp 2133 Comment
  UC153506  Collinsia torreyi var. latifolia Milo S. Baker 1893-1 Modoc Forestdale Comment
  CHSC112814  Collomia grandiflora Lowell Ahart; John Dittes 2013-7-25 18965 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
  HSC32014  Collomia grandiflora J. D. Ackerman, A. M. Montalvo 1974-7-4 365 Modoc Howards Gulch, 6 mi. NW of Canby, off Hwy. 139 Comment
  CAS-BOT-BC190725  Collomia linearis Bruce Bartholomew 1990-6-16 5282 Modoc Bear Flat, W side of Warner Mountains. 1830 Comment
  HSC80887  Collomia linearis G. M. Riegel 1980-8-26 1111 Modoc S Warner Mtns. 1670 Comment
  RSA101369  Collomia linearis R. Weatherby 1955-7-8 1613 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  CAS-BOT-BC190707  Collomia tinctoria Bruce Bartholomew 1993-6-12 6580 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  HSC75907  Collomia tinctoria D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19488 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  CAS-BOT-BC190715  Collomia tinctoria Elmer Ivan Applegate 1935-6-12 9525 Modoc Caldwell Butte, Lava Bed National Monument. Comment
  CAS-BOT-BC225785  Comandra umbellata subsp. californica Bruce Bartholomew 1995-6-22 6968 Modoc 3.7 km NW of Day at W side of Little Hot Spring Valley. 1070 Comment
  CAS-BOT-BC214801  Comarum palustre Robert Folger Thorne; C. W. Tilforth 1969-9-5 39162 Modoc Clear Lake, Warner Mts. Modoc National Forest 1767 Comment
  CDA19672  Conyza canadensis G. D. Barbe 1991-8-28 4447 Modoc Modoc Plateau; Modoc National Forest. Kelley Spring site, n of Adin. 3.4 mi from Hwy 299 at Rush Creek, on Primary Forest Service Rd 22 and Rd 40N33. 1645 Comment
  HSC80864  Cordylanthus capitatus G. M. Riegel 1980-7-23 929 Modoc N Warner Mtns. 1982 Comment
  UC1587092  Cordylanthus maritimus subsp. canescens G. Schoolcraft 1991-7-24 2185 Modoc ne Middle Alkali Lake; Leonard Hot Spring 1386 Comment
  CAS-BOT-BC229882  Cordylanthus ramosus John Thomas Howell 1934-7-2 12350 Modoc Mowitz Creak, 1 mi. S of Clear Lake. Comment
  UC70425  Cornus nuttallii Milo S. Baker 1898-8-1 515 Modoc Bowen's Springs Comment
Read comments
Dec 11 2015
  JEPS46248  Cornus sericea subsp. sericea F. H. Frost 1925-7-11 23 Modoc Cedar Canyon campsite 2 mi. above Cedarville Comment
  CAS-BOT-BC197573  Crataegus douglasii A. D. Borden 1911-8-9 s.n. Modoc Mall Place, on S side of Shields Creek. Comment
  CAS-BOT-BC14903  Crepis acuminata Bruce Bartholomew 1992-5-17 6350 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 Comment
  CAS-BOT-BC14909  Crepis acuminata John Thomas Howell 1934-6-30 12289 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC14923  Crepis bakeri Bruce Bartholomew 1991-7-4 5912 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC14924  Crepis bakeri Bruce Bartholomew 1991-6-23 5880 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  CAS-BOT-BC14917  Crepis bakeri subsp. cusickii Bruce Bartholomew 1991-6-21 5793 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC14864  Crepis intermedia Bruce Bartholomew 1991-7-5 5951 Modoc Coyote Meadow, near the Oregon border. 1580 Comment
  SJSU9584  Crepis intermedia W. Savage 1979-7-4 1344 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC248361  Crepis modocensis B. Bartholomew; H. Sun 2002-6-24 8844 Modoc E of Bald Mt., on the E side of the Warner Mountains 2170 Comment
  RSA152702  Crepis modocensis subsp. modocensis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16389 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  UC31311  Crepis monticola M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley Comment
  CAS-BOT-BC14863  Crepis occidentalis Bruce Bartholomew 1992-5-17 6348 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 Comment
  UC71594  Crepis occidentalis Mrs. M. H. Manning May, 1903 139 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  UC485360  Crepis occidentalis M. F. Gilman 625 Modoc canyons 1676 Comment
  CAS-BOT-BC14890  Crepis occidentalis subsp. pumila George Ledyard Stebbins; J. A. Jenkins 1937-7-15 2375 Modoc S side of Shaeffer Mountain. 1676 Comment
  CDA35638  Crepis occidentalis subsp. pumila J. R. Keck Jr., Pfeiffer 1985-6-6 PDR# 237690 Modoc On USFS Road 56, west of Lookout-Hackamore Road. 0 Comment
  SEINET5357775  Cressa truxillensis L. C. Wheeler 1935-9-4 3951 Modoc Goose Lake, McGinty Point 1463 Comment
  CAS-BOT-BC14831  Crocidium multicaule Bruce Bartholomew; Barrett Anderson 1989-4-28 4649 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 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-BC14875  Crocidium multicaule William Albert Weber; Lewis Samuel Rose 1953-5-22 8451 Modoc 7 mi. E of Alturas on road to Cedarville. 1371 Comment
  CAS-BOT-BC14828  Crocidium multicaule Leland S. Smith 1919-4-20 1077 Modoc W of Alturas. 1371 Comment
  OBI47975  Crocidium multicaule Rhonda Riggins 1989-4-28 1655 Modoc Pencil rd. 4.1 mi N of hwy 395 E of Alturas. T43N, R12E, sec 24 1402 Comment
  CHSC77192  Crupina vulgaris G. Schoolcraft 1993-6-17 Modoc Ne of Adin on s. side of Hunter Ridge. 1645 Comment
  SEINET5343801 Image available Crupina vulgaris G. Schoolcraft 1993-6-17 2297 Modoc NE of Adin on S. side of Hunter Ridge 1646 Comment
  CAS-BOT-BC54127  Cryptantha affinis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10529 A Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC54130  Cryptantha affinis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16506 Modoc 16 mi. W of Canby, along Hwy 139. Comment
  UC857049  Cryptantha ambigua Milo S. Baker 1936-6-14 8311 Modoc several mi n Quarantine Station (along highway Malin to Canby) Comment
  CAS-BOT-BC54145  Cryptantha intermedia David Daniels Keck; Jens Chr. Clausen 1935-6-24 3719 Modoc 9 mi. S of Pine Creek, E side of Goose Lake, 0.5 mi N of Buck's Ranger Station. 1524 Comment
  HSC75577  Cryptantha intermedia G. M. Riegel 1980-8-20 1078 Modoc S Warner Mtns. 1739 Comment
  UC402819  Cryptantha intermedia Milo S. Baker 1890-1 Modoc Forestdale Comment
  HSC3584  Cryptantha muricata M. T. Milligan 1964-6-6 9 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC54113  Cryptantha simulans Barrett Anderson 1986-7-9 3146 Modoc Bushy Flat Rd along the Pit River, just E of Hwy 299. 1500 Comment
  UC194972  Cryptantha subretusa W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head of North Fork Parker Creek Warner Mountains 2286 Comment
  UC748457  Cryptantha subretusa Annie M. Alexander and Louise Kellogg 1946-8-8 5125 Modoc Patterson Lake Trail Warner Mountains Comment
  POM204142  Cryptantha torreyana J. T. Howell 1934-6-11 11984 Modoc Parker Creek, Warner Mts. 1585 Comment
  NY643323  Cuscuta approximata L. C. Wheeler 1935-8-6 3796 Modoc Pine Creek (town) 1524.0 Comment
  UCD126236  Cuscuta approximata Mary H. Manning 1918-8-1 s.n. Modoc Condan Ranch, Ft. Bidwell. 1402 Comment
  CAS-BOT-BC21483  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1993-6-12 6583 Modoc Road to Day Rock from Little Hot Spring Valley. 1250 Comment
  CAS-BOT-BC21484  Cymopterus terebinthinus var. californicus Bruce Bartholomew 1995-6-1 6921 Modoc 1.3 km E of Day between Day and Lookout on County Road 94. 1200 Comment
  CAS-BOT-BC498763  Cynoglossum occidentale L. S. Smith 1910-6-1 1110 Modoc Modoc Forest, Deep Creek R.S. above pasture 1524 Comment
  UC1100558  Cyperus squarrosus Malcolm A. Nobs and S. Galen Smith 1949-7-20 1053 Modoc 4 mi. w. Adin Comment
  UC698533  Cyperus squarrosus Louis C. Wheeler 1935-9-3 3938 Modoc McGinty Reservoir, Devil's Garden 1463 Comment
  CAS-BOT-BC242182  Cypripedium montanum K. Paulson; Robert Paulson 1988-6-19 46 Modoc Field redacted by CAS, contact the data manager for more information 1554 Comment
  CAS-BOT-BC30215  Cystopteris fragilis Clare Butterworth Hardham 1961-6-17 7521 Modoc Cedar Pass Camp Ground, Warner Mts.. Comment
  RSA165502  Cystopteris fragilis Clare B. Hardham 1961-6-17 7521 Modoc Cedar Pass Camp Ground, Warner Mountains Comment
  JEPS32208  Damasonium californicum Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  UC1523805  Damasonium californicum Gregg Reigel 1981-7-13 1155 Modoc near Lookout Lookout 1280 Comment
  CAS-BOT-BC242494  Danthonia californica Leland S. Smith 1917-7-2 63 Modoc Modoc National Forest - Head N.E.of Pine Creek 2286 Comment
  CAS-BOT-BC242487  Danthonia unispicata Bruce Bartholomew; Barrett Anderson 1988-6-23 4285 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  RSA359360  Danthonia unispicata L. M. Shultz, John Shultz 1985-6-23 8595 Modoc Modoc Plateau at the western extension of the Great Basin, between Beeler and Duncan reservoirs north of Canby, near highway 139 1311 Comment
  JEPS114376  Deinandra lobbii Lowell Ahart, John Dittes 2008-8-25 15328 Modoc On the east side County Road 91, 3.9 miles (air) north-northeast of Lookout 1275 Comment
  UC585062  Delphinium andersonii E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1831 A Modoc steep n-facing talus slope about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  UC9201  Delphinium depauperatum Mrs. C. C. Bruce June 1898 2236 Modoc Lake City Pass Comment
  NY487727  Delphinium menziesii C. L. Hitchcock 1940-5-27 6705 Modoc 15 miles northeast of Alturas 1676.4 Comment
  CAS-BOT-BC217279  Delphinium nuttallianum Edward Kent Balls; N. N. Thompson 1950-5-17 14733 Modoc SW of Double Head, 7.5 km from Hwy 139, S of Clear Lake Burs Refuge. 1463 Comment
  CAS-BOT-BC217282  Delphinium nuttallianum Bruce Bartholomew 1994-5-14 6686 Modoc 5.1 km SE of Burlington Railroad Northern railroad track on road between Egg Lake and Lookout. 1400 Comment
  CAS-BOT-BC217309  Delphinium nuttallianum C. L. Hitchcock 1940-5-27 6505 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC217312  Delphinium nuttallianum Annie Montague Alexander; L. Kellogg 1946-6-5 4667 Modoc Emerson Creek, S of Eagleville, Warner Mts. 1981 Comment
  CAS-BOT-BC217318  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1989-4-30 4708 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CAS-BOT-BC217322  Delphinium nuttallianum Bruce Bartholomew; Barrett Anderson 1988-5-12 4103 Modoc White Horse. 1340 Comment
  CAS-BOT-BC217334  Delphinium nuttallianum Elmer Ivan Applegate 1932-7-31 7969 Modoc Mill Creek Meadows, Warner Mts. Comment
  HSC27056  Delphinium nuttallianum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19336 Modoc Soup Springs Campground Comment
  NY487920  Delphinium nuttallianum B. M. Bartholomew 1989-4-29 4687 Modoc Surprise Valley Road, just south of the Oregon border, extreme northeast corner of Modoc County. 1630 Comment
  UCSB17309  Delphinium nuttallianum 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
  JEPS43420  Delphinium nuttallianum Milo S. Baker 1893-6 Modoc 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
  UC912535  Delphinium stachydeum F. H. Frost 1925-7-25 157 Modoc Eagle Peak Warner Mts. 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
  CHSC108014  Deschampsia danthonioides Lowell Ahart; John Dittes 2011-6-22 17550 Modoc On the west side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  JEPS73979  Deschampsia danthonioides Frances D. Payne 1932-6-24 650 Modoc s. and e. of Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  POM365025  Deschampsia danthonioides A. A. Beetle 1941-6-29 2838 Modoc south slope of Mt. Adin Comment
  UC1024843  Deschampsia danthonioides Leo Whitney 1935-6-9 3209 Modoc White Horse Comment
  UCD62860  Deschampsia danthonioides Charlotte Glenn 1967-6-18 106 Modoc Modoc National Forest, near Egg Lake, ca. 16 miles north of Bieber. 1310 Comment
  CAS-BOT-BC247773  Deschampsia elongata Gary Schoolcraft; et al 1988-7-16 1828 Modoc Ca. 1 mi. SE of Pepperdine Camp. 2316 Comment
  CHSC85398  Deschampsia elongata John Dittes; Josephine Guardino 1991-8-24 459 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  HSC80820  Deschampsia elongata G. M. Riegel 1979-8-23 699 Modoc S Warner Mtns. 2100 Comment
  JEPS68508  Deschampsia elongata Leland S. Smith 1918-8-10 1069 Modoc Silver Creek Comment
  JEPS53445  Descurainia incana Frances D. Payne 1929-7-7 70 Modoc 2 mi sw Mt. Warren (se Modoc County); Pine Creek Basin 2133 Comment
  CAS-BOT-BC58625  Descurainia incisa John Thomas Howell 1934-6-13 12065 Modoc Fandango Pass, Warner Mountains 1828 Comment
  SEINET5343283  Descurainia incisa var. viscosa M. J. Williams 1984-6-30 84- 80 -5 Modoc Seepage area near a reservoir 6.8 miles west of Cedarville-Gerlach road. 1981 Comment
  CAS-BOT-BC58605  Descurainia paradisa Bruce Bartholomew 1994-5-15 6693 Modoc E of Eagleville near the Eagleville Airport, Surprize Valley. 1380 Comment
  CAS-BOT-BC58610  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1934-6-13 12065 A Modoc Fandango Pass, Warner Mts. 1828 Comment
  CAS-BOT-BC190765  Dicentra uniflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6529 Modoc Turn off to Pepperdine Campground on Parker Creek road between Alturas and Granger Summit. 1980 Comment
  CAS-BOT-BC242117  Dichelostemma multiflorum Elmer Ivan Applegate 1897-6-1 871 Modoc Head of Rim-Rock Canyon, 6 mi. N of Canby. Comment
  UC296074  Dieteria canescens var. shastensis E. B. Babcock and J. L. Collins 1926-7-20 85 Modoc about 10 mi s Alturas 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-BC229909  Diplacus cusickioides G. Dallas Hanna 1952-9-20 s.n. Modoc On Eocene sediments in Conklin Canyon, Warner Mts. Comment
  CAS-BOT-BC229912  Diplacus cusickioides G. Dallas Hanna 1958-9-23 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC234521  Diplacus layneae Bruce Bartholomew 1991-7-6 5995 Modoc Webb Flat, 5.6 km S of turn off to Happy Camp Ranger Station. Area burned within the last year. 1400 Comment
  SEINET195163 Image available Diplacus nanus Annie M. Alexander, Louise Kellogg 1946-1 5075 Modoc Horse Mountain, Warner Mts. Comment
  SEINET8255120  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, s end; between Kramer Reservoir and White Horse Lookout railroad crossing. 1300 Comment
  CHSC100110  Distichlis spicata L. P. Janeway; B. Castro 2008-8-16 9545 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  CAS-BOT-BC218298  Dodecatheon alpinum Elmer Ivan Applegate 1932-8-3 8107 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  CAS-BOT-BC218283  Dodecatheon conjugens var. conjugens C. C. (Mrs.) Bruce 1899-5-1 560 Modoc Goose Lake. Comment
  CAS-BOT-BC95110  Downingia bacigalupii Leland S. Smith 1924-6-4 1368 Modoc S side of Egg Lake. Comment
  UC28971  Downingia bacigalupii Mrs. R. M. Austin 1894-1 Modoc Willow Creek Valley Comment
Read comments
Jul 6 2010
  CAS-BOT-BC95125  Downingia bacigalupii Leland S. Smith 1920-5-17 1146 Modoc Gravens 1402 Comment
  RSA436117  Downingia bacigalupii L. S. Rose 1940-6-11 40511 Modoc Canby. 1326 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
  POM312372  Downingia bicornuta H. L. Mason, Verne Grant 1947-7-12 13412 Modoc West side of Pit River Valley S of Alturas. Comment
  UC1101475  Downingia bicornuta var. bicornuta Calvin McMillan and Malcolm A. Nobs 1949-6-16 795 Modoc 33 mi nnw Alturas; Dry Valley Reservoir Comment
  UC1192032  Downingia bicornuta var. bicornuta Herbert L. Mason and Verne Grant 1947-7-12 13412 Modoc s of Alturas (w side of Pit River Valley); Pit River Valley Comment
  UC890611  Downingia bicornuta var. bicornuta Elmer I. Applegate 1932-7-30 7946 Modoc just s Alturas Comment
  CAS-BOT-BC95134  Downingia cuspidata Bruce Bartholomew 1993-6-12 6606 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  CAS-BOT-BC95139  Downingia insignis Mrs. H. C. Cantelow 1940-5-31 4000 Modoc E of Canby. Comment
  CAS-BOT-BC58298  Draba albertina Annie Montague Alexander; L. Kellogg 1946-6-25 4823 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  HSC80858  Draba albertina G. M. Riegel 1980-8-29 1125 Modoc S Warner Mtns. 2439 Comment
  UC10508  Draba albertina Mrs. C. C. Bruce June 1898 2248 Modoc Lake City Canyon Comment
  CAS-BOT-BC58554  Draba densifolia Annie Montague Alexander; L. Kellogg 1946-8-9 5126 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC58591  Draba verna Bruce Bartholomew 1993-4-5 6416 Modoc S side of Pit River on County Road 84, ca. 2 km E of County Road 85. 1340 Comment
  CAS-BOT-BC58592  Draba verna Bruce Bartholomew; Mona Bourell 1990-4-28 5200 Modoc SE corner of North Alkali Lake, Surprise Valley. 1350 Comment
  RSA520363  Draba verna Bruce Bartholomew, B. Anderson 1989-4-27 4620 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  UC1594772  Drymocallis David Charlet 1988-8-12 145 Modoc Warren Peak South Warner Mountains, Warren Peak 2957 Comment
  UC748058  Drymocallis Annie M. Alexander and Louise Kellogg 1946-7-23 5051 Modoc ne slope Emerson Peak; Warner Mountains 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
  UC1593358  Dryopteris expansa Alan Smith with Chris Richards, C. Don MacNeill, and Gary Hathaway 1992-6-5 2533 Modoc Fern Cave; Lava Beds Nat'l Monument 1280 Comment
Read comments
May 30 2013
  RSA210778  Echinochloa crus-pavonis R. F. Thorne, C. W. Tilforth 1969-9-4 39051 Modoc Wet meadow along N Fork of Pit River, 11.8 mi. N of Alturas along Hwy 395. 1372 Comment
  CAS-BOT-BC95641  Elatine Louis Cutter Wheeler 1935-8-3 3763 Modoc Pine Creek, Warner Mts. 1737 Comment
  JEPS123978  Elatine Lowell Ahart, John Dittes 2015-7-15 20349 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC117369  Elatine californica Lowell Ahart; John Dittes 2016-7-14 21211 A 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
  CHSC117565  Elatine rubella Lowell Ahart; John Dittes 2016-7-14 21211 -A Modoc 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
  RSA210828  Elatine rubella R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39103 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  UC1100626  Eleocharis acicularis Herbert L. Mason and Verne Grant 1947-7-12 13402 Modoc irrigation ditch by Jone's Lane (off Hwy 395, several mi s of Alturas) Comment
  CAS-BOT-BC242380  Eleocharis coloradoensis Verne Grant; I. Schneider 1947-7-19 8081 Modoc Williams Ranch, N of Likely. Comment
  JEPS124386  Eleocharis obtusa Lowell Ahart, John Dittes 2015-7-15 20355 Modoc Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC117762  Eleocharis pachycarpa L. P. Janeway 2016-5-18 12073 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. Broad flat meadow in rolling terrain of yellow pine and juniper. 1606 Comment
  POM313060  Eleocharis quinqueflora Malcolm A. Nobs, Calvin McMillan 1949-6-16 796 Modoc Dry Valley Reservoir, 33 miles north-northwest of Alturas Comment
  CAS-BOT-BC245109  Elodea canadensis Bruce Bartholomew 1991-10-12 6111 Modoc Ash Creek, 1.8 km S of County Rd. 87 on County Rd. 87A. 1280 Comment
  CAS-BOT-BC247720  Elymus X hansenii Clare Butterworth Hardham 1961-6-20 7869 Modoc Pine Creek Canyon. Comment
  CAS-BOT-BC247721  Elymus X hansenii Bruce Bartholomew; Barrett Anderson 1988-6-23 4287 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  RSA603668  Elymus X hansenii L. C. Wheeler 1935-8-4 3781 Modoc Warner Mts., Dry Lake, Pine Creek 2104 Comment
  UC1026706  Elymus X saundersii Leo Whitney 1935-8-14 3617 Modoc dry stream bed near Hackamore (ca 15 mi nw of Canby); Modoc National Forest 1463 Comment
  HSC9676  Elymus caput-medusae M. T. Milligan 1964-7-1 108 Modoc Ballard's Reservoir Rd. 1 mi. S of Modoc County Rd. 54 1372 Comment
  CHSC100009  Elymus cinereus Lowell Ahart; John Dittes 2008-8-25 15311 Modoc On the east bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  HSC38774  Elymus cinereus A. M. Montalvo, J. D. Ackerman 1974-7-4 364 Modoc Howard's Gulch, 6 mi. NW of Canby, off Hwy. 139. Comment
  CAS-BOT-BC247749  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1989-6-2 4804 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC247760  Elymus elymoides subsp. elymoides Bruce Bartholomew 1989-7-15 4995 Modoc Sweagert Flat. 1860 Comment
  SEINET201662  Elymus elymoides subsp. elymoides A. Cronquist, AH Holmgren 1959-6-18 Modoc Along South Fork of Pitt River 4 mi E of Likley Township 1373 Comment
  UC1137019  Elymus glaucus August L. Hormay 1932-7-17 Modoc Lily Lake Comment
  UCD62306  Elymus glaucus Beecher Crampton; Carl Rimbey 1954-7-8 2174 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  JEPS108708  Elymus lanceolatus B. Nino 2003-8-10 CA 320 71 Modoc Blue Lake roadside, 2.4 km N of lake 1902 Comment
  UCD61274  Elymus macounii L. Whitney 1935-7-13 3492 Modoc Alturas. 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
  UCD62454  Elymus multisetus Leo Whitney 1934-5-19 3044 Modoc Devil's Garden, Modoc National Forest, northeast portion of county. 1524 Comment
  CHSC112390  Elymus spicatus L. P. Janeway; B. Castro 2014-6-3 11316 Modoc Great Basin. Top of knoll between the lower end of Long Canyon and the lower end of Poison Springs Canyon, overlooking north end of Surprise Valley. 1567 Comment
  HSC81819  Elymus spicatus G. M. Riegel 1980-6-30 790 Modoc S Warner Mtns. 1739 Comment
  UC1140906  Elymus trachycaulus L. D. Whitney 1935-7-21 3557 Modoc Happy Camp Comment
  UC803948  Elymus trachycaulus G. L. Stebbins Jr., P. Dansereau, K. Narayan, and C. McMillan 1949-8-7 4010 Modoc 35 mi s Tule Lake; Mud Lake 1524 Comment
  UCD32709  Elymus trachycaulus Beecher Crampton 1954-7-7 2137 Modoc Modoc County, west side of Cedar Pass. Comment
  CAS-BOT-BC247726  Elymus trachycaulus subsp. trachycaulus Bruce Bartholomew 1990-8-5 5665 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2440 Comment
  CHSC100509  Elytrigia pontica subsp. pontica Lowell Ahart; John Dittes 2008-8-25 15307 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  CAS-BOT-BC217288  Enemion stipitatum Bruce Bartholomew; Barrett Anderson 1989-4-27 4615 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC191033  Epilobium angustifolium subsp. circumvagum Bruce Bartholomew 1991-7-6 5971 Modoc 0.8 km NE of Curtis Waterhole. 1310 Comment
  CAS-BOT-BC191027  Epilobium brachycarpum Verne Grant; I. Schneider 1947-8-27 8308 Modoc 10 mi. S of Tule Lake. Comment
  HSC80899  Epilobium brachycarpum G. M. Riegel 1980-7-2 813 Modoc S Warner Mtns. 2100 Comment
  RSA101357  Epilobium brachycarpum R. Weatherby 1955-7-8 1626 Modoc 6 miles north of Fort Bidwell, northern Warner Mountains 1784 Comment
  UC1191734  Epilobium brachycarpum Herbert L. Mason and Verne Grant 1947-7-10 13334 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC1191737  Epilobium brachycarpum Verne Grant and Irving Schneider 1947-8-27 8308 Modoc about 10 mi s Tulelake; Modoc National Forest Comment
  HSC16318  Epilobium brachycarpum M. T. Milligan 1965-6-27 359 Modoc E slope of eroded volcanic plateau. 1677 Comment
  JEPS117166  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
  UC1191619  Epilobium campestre Verne Grant and Irving Schneider 1947-7-18 8049 Modoc 5 mi n Bayley's Bridge (s of Alturas); Eastside Canal Comment
  CAS-BOT-BC190992  Epilobium ciliatum subsp. ciliatum Alice Eastwood; John Thomas Howell 1940-6-12 8092 Modoc Jess Valley. Comment
  HSC16364  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-7-25 570 Modoc E of Jess Valley 1646 Comment
  HSC16372  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-7-25 575 Modoc E of Jess Valley 1646 Comment
  SJSU9614  Epilobium ciliatum subsp. ciliatum W. Savage 1979-7-6 1411 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest Comment
  UC1191735  Epilobium ciliatum subsp. ciliatum Herbert L. Mason and Verne Grant 1947-7-12 13390 Modoc irrigation ditch by Jones' Lane (off Hwy 395, several mi s of Alturas) Comment
  HSC68558  Epilobium ciliatum subsp. ciliatum Gary Schoolcraft 1979-8-2 164 Modoc At Ten Mile Creek 1768 Comment
  UC1191704  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-7-19 8059 Modoc about 1 mi s Bayley's bridge (s of Alturas); Eastside canal Comment
  UC1191713  Epilobium ciliatum subsp. ciliatum Verne Grant and Irving Schneider 1947-8-28 8339 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
  UC711832  Epilobium ciliatum subsp. glandulosum Roxana S. Ferris and Laura Lorraine 1941-8-13 10519 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest (East Creek drainage) 2164 Comment
  CAS-BOT-BC190964  Epilobium hallianum Bruce Bartholomew 1994-8-20 6858 Modoc W side of Goose Lake, N of McGinty Point. 1450 Comment
  HSC30118  Epilobium hallianum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19511 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC75591  Epilobium hallianum G. M. Riegel 1980-8-7 1012 Modoc S Warner Mtns. 1670 Comment
  NY1000352  Epilobium hallianum B. M. Bartholomew 1992-8-7 6360 Modoc Meadow 2.3 km west of West Warner Road at Soup Creek, west side of Warner Mountains 524 Comment
  CAS-BOT-BC190957  Epilobium hornemannii subsp. hornemannii Bruce Bartholomew 1994-7-2 6820 Modoc Mill Creek NE of Bald Mtn., E side of Warner Mountains. 2040 Comment
  CAS-BOT-BC190948  Epilobium obcordatum Bruce Bartholomew 1995-8-1 7160 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  HSC49635  Epilobium obcordatum J. P. Smith, J. O. Sawyer 1973-8-8 7220 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC190942  Epilobium oregonense Bruce Bartholomew 1994-7-3 6840 Modoc E side of the Warner Mountains on the road from Lily Lake to Fort Bidwell. 1980 Comment
  UC20219  Epilobium oregonense Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC190932  Epilobium pallidum Arnold Tiehm 1984-6-30 8836 Modoc NW side of Bidwell Mt., 2.2 road miles N of 8 Mile Creek on the road from Lake Annie. 1844 Comment
  CAS-BOT-BC190938  Epilobium pallidum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16465 Modoc 4 mi. W of summit of Fandango Pass. Comment
  UC19957  Epilobium pallidum M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC190870  Epilobium pygmaeum Bruce Bartholomew 1990-8-3 5618 Modoc Bear Flat, W side of Warner Mts. 1830 Comment
  CAS-BOT-BC190871  Epilobium pygmaeum Clare Butterworth Hardham 1974-8-6 20176 Modoc Cedar Pass. 1935 Comment
  UCR150482  Epilobium saximontanum David A. Charlet 1989-8-14 475 Modoc Warner Mtns, 1.4 km NW of Eagle Peak 2550 Comment
  CAS-BOT-BC190863  Epilobium torreyi Bruce Bartholomew 1994-8-20 6857 Modoc W side of Goose Lake, N of McGinty Point. 1450 Comment
  CAS-BOT-BC30183  Equisetum laevigatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4435 Modoc Vicinity of Lower Rush Creek Campground ca. 1 km E of State Highway 299 between Adin and Canby. 1430 Comment
  CAS-BOT-BC30184  Equisetum laevigatum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-13 6543 Modoc 8 km E of Likely along S Fork of Pit River. 1380 Comment
  RSA152447  Equisetum laevigatum I. L. Wiggins, Dorothy Wiggins 1961-6-13 16451 Modoc At southern outskirts of For Bidwell. Comment
  CAS-BOT-BC248311  Eremogone aculeata B. Bartholomew; H. Sun 2002-6-24 8850 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CAS-BOT-BC95482  Eremogone aculeata Clare Butterworth Hardham 1961-6-18 7581 Modoc Cedar Pass. 1828 Comment
  CAS-BOT-BC95444  Eremogone congesta Bruce Bartholomew 1991-6-21 5797 Modoc 1.6 km S of Davis Creek on U.S. Hwy 395. 1450 Comment
  CAS-BOT-BC95449  Eremogone congesta Annie Montague Alexander; L. Kellogg 1946-6-10 4708 Modoc Lava bench between Lower and Snake lakes. Comment
  CAS-BOT-BC95455  Eremogone congesta C. L. Hitchcock 1940-5-28 6728 Modoc 15 mi. N of Alturas. 1402 Comment
  RSA606145  Ericameria greenei L. C. Wheeler 1935-8-14 3854 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  CAS-BOT-BC287482  Ericameria greenei Louis C. Wheeler 1935-8-14 1565 Modoc Lily Lake, Warner Mts, Modoc National Forest 2133 Comment
  UC190590  Ericameria greenei M. F. Gilman 517 Modoc Comment
  UCD131549  Ericameria parryi var. nevadensis Louis C. Wheeler 1973-8-26 s.n. Modoc Warner Mountains: 1.5 mile north of Sworinger Reservoir. 1767 Comment
  CAS-BOT-BC42833  Erigeron austiniae M. M. Hanna 1956-6-4 949 Modoc Turn of highway Alturas to Cedarville. Comment
  CAS-BOT-BC42834  Erigeron austiniae R. M. Austin; C. C. (Mrs.) Bruce 1898-7-1 2186 Modoc unspecified Comment
  CAS-BOT-BC42839  Erigeron austiniae John Thomas Howell 1934-6-30 12262 Modoc Duncan Horse Camp. 1355 Comment
  RSA42057  Erigeron austiniae H. C. Cantelow 1935-6-8 862 Modoc Lava beds. Comment
  CAS-BOT-BC42810  Erigeron bloomeri var. bloomeri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16385 Modoc 5 mi. E of California State Hwy 299 on Cedar Pass Rd. Comment
  UC71826  Erigeron bloomeri var. bloomeri Mrs. M. H. Manning 1903-6-1 169 Modoc Mt. Bidwell Comment
  CAS-BOT-BC42847  Erigeron bloomeri var. bloomeri R. M. Austin 1894-6-1 s.n. Modoc Lava beds W of Willow Creek. Comment
  UC1035995  Erigeron bloomeri var. bloomeri Helen K. Sharsmith 1955-6-23 4494 Modoc 6.7 mi e Cedar Campground (just s of State Hwy 29); Modoc National Forest, Warner Mountains 1859 Comment
  UC895622  Erigeron bloomeri var. bloomeri Lewis S. Rose 1940-6-12 40539 Modoc 6 mi ne Alturas 1341 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
  OBI49213  Erigeron chrysopsidis var. austiniae Lewis S. Rose 1940-6-12 40542 Modoc 9 mi NE of Alturas, Cedar Pass Rd 1524 Comment
  SEINET5512261  Erigeron chrysopsidis var. austiniae J. C. Beatley 1964-1 Modoc Tule Lake area NTS Herbarium coll. Drainage area: Tule Lake 1829 Comment
  UC748389  Erigeron compositus Annie M. Alexander and Louise Kellogg 1946-8-1 5103 Modoc crest of divide Eagle Peak 3019 Comment
  CAS-BOT-BC42825  Erigeron divergens Barrett Anderson 1986-7-9 3160 Modoc County Rd 195 just E of Cedar Pass, Warner Mountains 1785 Comment
  HSC5514  Erigeron divergens M. T. Milligan 1964-6-6 14 Modoc N side of Dorris Reservoir along shore 1372 Comment
  JEPS5928  Erigeron divergens Frances D. Payne 1931-6-11 144 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC42797  Erigeron eatonii var. plantagineus Bruce Bartholomew; Barrett Anderson 1988-5-12 4127 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  JEPS41810  Erigeron eatonii var. plantagineus Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek Mt. Bidwell (e side of mt., ne Modoc Co.) Comment
  UC748369  Erigeron eatonii var. plantagineus Annie M. Alexander and Louise Kellogg 1946-7-18 5013 Modoc Benton Meadow Warner Mountains 2072 Comment
  SEINET8667232 Image available Erigeron eatonii var. plantagineus M. J. Williams 1983-7-29 83- 116 -1 Modoc 1.1 miles North of Stowe Reservoir Campground North of Cedar Pass Warner Mountains. 2088 Comment
  CAS-BOT-BC42765  Erigeron elegantulus Dean William Taylor; Robert Allen Price 1988-6-4 9764 Modoc Tule Lake Basin, along road to Lava Beds National Monument, ca. 6.6 mi W of Hwy 139. 1280 Comment
  CAS-BOT-BC42773  Erigeron filifolius John Thomas Howell 1934-6-13 12099 Modoc Patterson Mill Road, Warner Mountains 1676 Comment
  CAS-BOT-BC42774  Erigeron filifolius John Thomas Howell 1934-6-13 12099 Modoc Patterson Mill Road, Warner Mountains 1676 Comment
  UC748397  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-7-17 4999 Modoc South Fork Davis Creek Warner Mountains, South Fork Davis Creek 1676 Comment
  UC31466  Erigeron filifolius Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC49616  Erigeron glacialis var. glacialis Leland S. Smith 1917-7-20 116 Modoc Cedar and Bald Mts, top of ridge 2499 Comment
  SBBG101261  Erigeron inornatus R. R. Halse 1991-7-28 4245 Modoc St Hwy 139, 13 mi NW of jct with St Hwy 299 1469 Comment
  SEINET8667553 Image available Erigeron inornatus M. J. Williams 1983-9-13 83- 151 -3 Modoc along side of road from Alturas to Cedarville, 3.8 mi W of Cedar Pass, 6.7 mi from junction of Hwy 299 and Cedarville road 1554 Comment
  JEPS41448  Erigeron inornatus var. calidipetris Milo S. Baker 1893-1 Modoc sandy flat in lava beds 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
  RSA520496  Erigeron inornatus var. inornatus Bruce Bartholomew 1989-7-14 4951 Modoc 6.5 km NE of Egg lake and 0.8 km E of Survice Gulch 1340 Comment
  CAS-BOT-BC49612  Erigeron linearis Margaret J. Williams; et al 1988-5-30 88- 26 -3 Modoc Jess Valley, S of roadside rest. Comment
  CAS-BOT-BC49648  Erigeron linearis Alice Eastwood; John Thomas Howell 1940-6-12 8104 A Modoc W side of Cedar Pass. Comment
  CHSC67467  Erigeron linearis James D. Jokerst 1992-5-8 Modoc South of runway at Alturas Airport. Comment
  RSA26208  Erigeron linearis Alice Eastwood, John Thomas Howell 1940-6-12 8104 a Modoc West side of Cedar Pass. Comment
  JEPS41566  Erigeron linearis L. S. Smith 1919-6-5 1116 Modoc Deep Creek Warren Mts., Deep Creek 1584 Comment
  SD5436  Erigeron linearis Mrs. R. M. Austin Unknown Modoc New Pine Creek Comment
Read comments
Jul 11 2010
  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
  UC87554  Erigeron linearis Mrs. R. M. Austin Jun 1894 261 Modoc near Emigrant Spring; Lava Beds Comment
  UC895913  Erigeron linearis Lewis S. Rose 1940-6-12 Modoc 6 mi ne Alturas 1341 Comment
  CDA4945  Erigeron philadelphicus LeRoy Smith 1964-8-4 Modoc Adjacent to Dick Fuller Ranch, Modoc County Road 112, Tulelake Basin. 0 Comment
  CAS-BOT-BC49587  Erigeron pumilus subsp. intermedius Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16500 Modoc Junction of gravel road to Tieneste and Glass Mt. with Highway 139, 28 mi. W of Canby Comment
  UC71828  Erigeron pumilus var. intermedius Mrs. M. H. Manning Jun 1 1904-Jul 1 1904 468 Modoc slope above Alkali Lake; ne Modoc County Comment
  RSA0004934  Eriogonum anserinum R. M. Austin 1895-07 437 Modoc Goose Lake Valley. Comment
  UC6272  Eriogonum douglasii var. meridionale Mrs. C. C. Bruce June 1898 2315 Modoc Lake City Mt. Comment
  UC1250292  Eriogonum elatum Annie M. Alexander and Louise Kellogg 1946-7-7 4919 Modoc s, on highway Fort Bidwell Comment
  JEPS91179  Eriogonum elatum var. elatum Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10454 Modoc Warner Mountains, Emerson Creek drainage; cirque headwall above South Emerson Lake 2560 Comment
  UCR40300  Eriogonum heracleoides var. angustifolium G. R. Ballmer, G. F. Pratt 1985-7-15 s.n. Modoc Warner Mtns., near the summit of Mount Bidwell 2500 Comment
  CAS-BOT-BC197807  Eriogonum heracleoides var. heracleoides Robert Patterson; Mona Bourell 1993-8-14 5228 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 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
  RSA65209  Eriogonum heracleoides var. heracleoides F. W. Peirson 1926-6-25 6863 Modoc Warner Mountains; not far below summit in small side canyon; Cedarville Road, west slope Comment
  RSA0025579  Eriogonum heracleoides var. heracleoides John F. Emmel 1996-7-15 1429 Modoc Warner Mtns; peak 7942 and ridge 0.0-0.2 air mi NNE of the peak, ca. 2.5 air mi SSW of Emerson Peak. 2378 Comment
  CAS-BOT-BC197797  Eriogonum microthecum var. ambiguum Bruce Bartholomew 1991-8-5 6054 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2530 Comment
  CAS-BOT-BC211445  Eriogonum nudum var. pubiflorum Louis Cutter Wheeler 1935-8-14 3840 Modoc Pine Creek, Warner Mts. 2011 Comment
  CAS-BOT-BC269829  Eriogonum nudum var. pubiflorum Richard R. Halse 1991-7-28 4244 Modoc Along State Hwy. 139, 13 miles northwest of its junction with State Hwy. 299 1469 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
  SEINET11261578  Eriogonum nudum var. pubiflorum Richard R. Halse 2004-7-22 6671 Modoc Along U.S. Hwy 395, ca 6 miles north of Alturus.; 0 1341 Comment
  UC194967  Eriogonum nudum var. pubiflorum W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, N. Fork Parker Cr. 2286 Comment
  UCR67445  Eriogonum nudum var. pubiflorum George K. Helmkamp 1990-9-23 I- 21 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  CAS-BOT-BC211403  Eriogonum nudum var. pubiflorum Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6030 Modoc Canyon of Warner Mts. back of Cedarville. 1219 Comment
  CAS-BOT-BC211435  Eriogonum nudum var. pubiflorum B. Bartholomew; Barrett Anderson 1988-6-23 4245 Modoc 4.2 km NW of Day. 1020 Comment
  HSC17331  Eriogonum nudum var. pubiflorum M. T. Milligan 1964-7-25 195 Modoc Jess Valley 1.0mi N of S Fork Pit River on Clear Lake Rd. 1677 Comment
  NY762346  Eriogonum nudum var. pubiflorum M. J. Williams 1984-6-30 8476- 1 Modoc Cedar Pass Road, Warner Mountains, 1.7 miles west of Cedarville. 1508.8 Comment
  RSA614431  Eriogonum nudum var. pubiflorum R. R. Halse 1991-7-28 4244 Modoc Along State Highway 139, 13 miles NW of its junction with State Highway 299 1469 Comment
  SEINET5330940  Eriogonum nudum var. pubiflorum M. J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd., N of Cedar Pass, Warner Mtns 2073 Comment
  UCD100705  Eriogonum nudum var. pubiflorum Richard R. Halse 1991-7-28 4244 Modoc along State Hwy. 139, 13 miles NW of its junction with State Hwy 299. 1469 Comment
  UC585246  Eriogonum ovalifolium var. ovalifolium E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1815 Modoc about 3 mi w Cedarville (Cedar Creek Canyon); Warner Mountains, Cedar Creek Canyon Comment
  CAS-BOT-BC248316  Eriogonum spergulinum var. reddingianum B. Bartholomew; H. Sun 2002-6-24 8859 Modoc Between Heath Creek and Lassen Creek on the road to Harris Flat, crest of the Warner Mountains 2090 Comment
  HSC81002  Eriogonum spergulinum var. reddingianum G. M. Riegel 1979-7-30 622 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC211387  Eriogonum sphaerocephalum var. halimioides Roxana Stinchfield Ferris; R. Duthie 1919-6-14 134 Modoc Above Parker Creek. Modoc National Forest Comment
  CHSC112053  Eriogonum sphaerocephalum var. halimioides Lowell Ahart; John Dittes 2012-7-11 18344 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS126553  Eriogonum sphaerocephalum var. halimioides Lowell Ahart, John Dittes 2016-6-6 20953 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  NY283122  Eriogonum sphaerocephalum var. halimioides B. Anderson 1986-7-9 3159 Modoc Warner Mountains. Highway 299 just west of Cedar Pass. Comment
  RSA164357  Eriogonum sphaerocephalum var. halimioides Clare B. Hardham 1961-6-18 7548 Modoc Cedar Pass. 1829 Comment
  SEINET530722  Eriogonum sphaerocephalum var. halimioides Paul Opler 2008-7-12 Modoc Warner Mts., Cedar Pass, Hwy 299. N Slough Resvr. Campground. 1997 Comment
  UC466004  Eriogonum sphaerocephalum var. halimioides W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr. Warner Mountains, Parker Cr. 1920 Comment
  UC585152  Eriogonum sphaerocephalum var. halimioides E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1797 Modoc hill above Lake City 1515 Comment
  UC711867  Eriogonum sphaerocephalum var. halimioides Roxana S. Ferris and Laura Lorraine 1941-8-14 10594 Modoc 3 mi on the road to Eagleville Patterson Ranger Station; Warner Mountains, Modoc National Forest Comment
  SEINET5331612  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1962-7-8 s.n. Modoc North of Cedar Pass. 2134 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
  SEINET5331657  Eriogonum strictum var. anserinum M. J. Williams 1988-5-30 88- 26 -2 Modoc Jess Valley, S of roadside rest. 1524 Comment
  CAS-BOT-BC497224  Eriogonum strictum var. proliferum Margaret J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 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-BC211375  Eriogonum umbellatum Bruce Bartholomew 1991-8-5 6069 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  CAS-BOT-BC248339  Eriogonum umbellatum B. Bartholomew; H. Sun 2002-6-24 8810 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  RSA504666  Eriogonum umbellatum K. Paulson, R. Paulson 1988-5-22 7 Modoc Devil's Garden. In clay. 1433 Comment
  UCR34701  Eriogonum umbellatum var. dichrocephalum J. A. Harpel 1981-8-6 V 24 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC211334  Eriogonum umbellatum var. glaberrimum Dr. Steve Edwards 1986-6-1 s.n. Modoc Lily Lake, N Warner Mts. Comment
  HSC12278  Eriogonum umbellatum var. glaberrimum Richard Spjut 1970-7-22 872 Modoc N Warner Mtns., 6 mi. from Lake City, on Rd. to Plum Valley Campground 1982 Comment
  JEPS56186  Eriogonum umbellatum var. modocense W. L. Jepson 1918-8-7 7865 Modoc Mt. Bidwell 2286 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
  CAS-BOT-BC197784  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-7-9 7599 Modoc Bidwell Mountain, Warner Mts. Comment
  CHSC114009  Eriogonum umbellatum var. nevadense L. P. Janeway 2014-7-8 11482 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1759 Comment
  NY399278  Eriogonum umbellatum var. nevadense B. M. Bartholomew 1990-6-15 5246 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  UC6510  Eriogonum umbellatum var. nevadense Milo S. Baker 1893-7-8 Modoc Lava Beds Comment
  CAS-BOT-BC197614  Eriogonum umbellatum var. polyanthum Francis Dorris Payne 1929-7-26 105 A Modoc Flat between Pine Creek and Shields Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC197624  Eriogonum umbellatum var. polyanthum Bruce Bartholomew 1990-6-17 5358 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  SEINET5331989  Eriogonum umbellatum var. polyanthum M. J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road. 1341 Comment
  CAS-BOT-BC197599  Eriogonum vimineum Alice Eastwood; John Thomas Howell 1940-6-13 8134 Modoc W side of Fandango Pass. Comment
  CAS-BOT-BC197600  Eriogonum vimineum Barrett Anderson 1986-7-9 3162 Modoc Warner Mts, County Rd. 195 just E of Cedar Pass. 1785 Comment
  JEPS3934  Eriogonum vimineum N. T. Mirov 1929-7-6 Modoc near Buck Creek Ranger Station (Fandango Valley); Warner Mountains, Fandango Valley 1584 Comment
  NY399582  Eriogonum vimineum B. M. Bartholomew 1990-7-21 5553 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  UC71868  Eriogonum vimineum Mrs. M. H. Manning 1904-7 234 Modoc near Fort Bidwell Comment
  HSC17397  Eriogonum vimineum M. T. Milligan 1964-8-8 222 Modoc 2 mi. W on Jones Lane at Westside Canal, from Hwy. 395 1372 Comment
  LA84252  Eriogonum vimineum O. H. Kappler; 1949-7-26 sn Modoc S of Alturas, along highway 395 1402 Comment
  CAS-BOT-BC49563  Eriophyllum lanatum John Thomas Howell 1934-6-13 12103 Modoc North fork of Barber Creek, Warner Mountains 1828 Comment
  CAS-BOT-BC49564  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4422 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC49590  Eriophyllum lanatum John H. Hatton 1911-6-22 145 Modoc Modoc National Forest 1615 Comment
  POM318696  Eriophyllum lanatum var. achilleoides Patricia Wilder 1971-6-20 5095 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
  UC201710  Eriophyllum lanatum var. achilleoides W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, Head N. Fork Parker Cr. 2286 Comment
  UC614627  Eriophyllum lanatum var. achilleoides L. Constance 1938-6-12 2334 Modoc 12.8 mi ne of Alturas (plateau near foot of Banner Grade, Cedar Pass road, w foothills of Warner Range); Warner Range, Cedar Pass road, Banner Grade Comment
  SJSU9564  Eriophyllum lanatum var. achilleoides W. Savage 1979-7-3 1304 Modoc Triangle, Antelope {lains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  HSC5603  Eriophyllum lanatum var. integrifolium M. T. Milligan 1965-6-30 380 Modoc E of Jess Valley 1677 Comment
  RSA174191  Eriophyllum lanatum var. integrifolium Milo S. Baker 1893-7-27 s.n. Modoc Pine woods Comment
  UCD77711  Eryngium alismifolium Robert E. Preston 2000-7-18 1415 Modoc Hog Lake. 1499 Comment
  UCR101247  Eryngium alismifolium L. C. Wheeler 1935-8-21 3900 Modoc Devils Garden; Pine Spring 1524 Comment
  HSC93553  Eryngium articulatum G. Fred Hrusa, T. D. Wilfred 1996-7-21 13298 Modoc Low drainage adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn., N end of Big Valley 1500 Comment
  JEPS94698  Eryngium articulatum Vernon H. Oswald and Lowell Ahart 1998-9-8 9589 Modoc County Road 93 adjacent to the Rail Road at Lookout Junction nw of Lookout; County Road 93 1280 Comment
  RSA504614  Eryngium articulatum Bruce Bartholomew, B. Anderson 1988-7-21 4406 Modoc 2.1 km SSE of Day on the road to state Highway 299 1020 Comment
  UCR101218B  Eryngium articulatum L. C. Wheeler 1935-9-13 3985 Modoc Devils Garden; Fletcher Creek at Pease Place 1563 Comment
  RSA604004  Eryngium articulatum L. C. Wheeler 1935-9-13 3985 Modoc Devil's Garden; Fletcher Creek at Pease Place 1524 Comment
  SEINET10693724 Image available Eryngium articulatum Milo S. Baker 1899-8-12 Baker s.n. Modoc Egg Lake. Comment
  UC420514  Eryngium castrense Milo S. Baker 1899-8-18 Modoc Little Hot Springs Valley Comment
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Sep 11 2007
  UC748067  Erysimum capitatum Annie M. Alexander and Louise Kellogg 1946-6-27 4843 Modoc top of ridge two mi by road from Dismal Swamp (n end of mts); Warner Mountains, Highgrade 2377 Comment
  CAS-BOT-BC58326  Erysimum capitatum var. capitatum Leland S. Smith 1917-7-2 65 Modoc Warren Mt. 2590 Comment
  CAS-BOT-BC58338  Erysimum repandum E. S. Willits 1940-5-6 221 Modoc Near Lassen Creek, Willow Ranch. Comment
  CHSC114309  Erysimum repandum Carri Pirosko 2008-6-10 Modoc Alturas, Schluter Ranch, Pencil Rd. X HWY 395. Comment
  JEPS53547  Erysimum repandum W. L. Jepson 1918-8-6 7850 Modoc Surprise Valley 1447 Comment
  CHSC117498  Erythranthe breviflora 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-BC229918  Erythranthe guttata Elmer Ivan Applegate 1932-7-31 7970 Modoc Mill Creek Meadows. Comment
  CAS-BOT-BC234504  Erythranthe guttata Francis Whittier Pennell 1940-6-8 25749 Modoc W of Cedar Pass. 1828 Comment
  CAS-BOT-BC234510  Erythranthe guttata Bruce Bartholomew; Barrett Anderson 1988-6-24 4347 Modoc South Barber Creek, 6.3 km SW of County Road 1 on County Road 42, E side of the Warner Mts.. 1790 Comment
  SEINET13768600 Image available Erythranthe guttata Francis W. Pennell 1940-1 25749 Modoc Warner Mountains, NE of Alturas, west of Cedar Pass. 1798 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-BC234526  Erythranthe lewisii Bruce Bartholomew; Barrett Anderson 1988-7-22 4537 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mts.. 1980 Comment
  CAS-BOT-BC234480  Erythranthe moniliformis Bruce Bartholomew; Barrett Anderson 1990-7-20 5514 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC234459  Erythranthe primuloides Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10566 A Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  CAS-BOT-BC234474  Erythranthe pulsiferae Bruce Bartholomew; Barrett 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
  CAS-BOT-BC234435  Erythranthe tilingii Elmer Ivan Applegate 1932-8-3 8139 Modoc Western slope of Eagle Peak. Comment
  CAS-BOT-BC190751  Eschscholzia californica Bruce Bartholomew 1989-7-14 4968 Modoc E side of Lower Roberts Reservoir and ca. 3 km NNE of Lookout. 1300 Comment
  CAS-BOT-BC190756  Eschscholzia californica Bruce Bartholomew; Barrett Anderson 1989-6-3 4917 Modoc 9 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  CAS-BOT-BC95710  Euphorbia serpillifolia John Thomas Howell 1934-7-2 12352 Modoc Morvitz Creek, 1 mi. S of Clear Lake. Comment
  CAS-BOT-BC218206  Euphorbia spathulata Bruce Bartholomew; Barrett Anderson 1988-7-21 4418 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  UCD142358  Euphorbia virgata R. N. Raynor 1939-6-2 s.n. Modoc Chace Valley near Adin. Comment
  UCR163260  Festuca Jim Andre 1993-7-2 1427 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CAS-BOT-BC247710  Festuca idahoensis Alan Ackerman Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin. 1828 Comment
  CAS-BOT-BC247716  Festuca idahoensis Bruce Bartholomew 1990-6-15 5247 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 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
  UCD66087  Festuca idahoensis A. A. Jordan 1934-9-11 Modoc Modoc County: Comment
  CAS-BOT-BC247704  Festuca idahoensis Leland S. Smith 1917-7-12 100 Modoc Bald Mt. and Cedar. 2560 Comment
  CAS-BOT-BC278912  Festuca ovina Elmer I. Applegate 1932-8-1 8028 Modoc Summit of Warner Mountains just south of Warren Peak Comment
  JEPS74011  Festuca pratensis Frances D. Payne 1932-7-18 711 Modoc s. and e. Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  UC1037139  Festuca pratensis Leo Whitney 1935-6-29 3360 b Modoc Alturas Comment
  UC1025053  Festuca rubra Leo Whitney 1935-7-21 3585 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UCD32731  Festuca rubra Beecher Crampton 1954-7-8 2172 Modoc Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  JEPS69267  Festuca supina Leland S. Smith 1918-1 865 Modoc Comment
  CAS-BOT-BC179186  Floerkea proserpinacoides B. Bartholomew 1992-5-16 6323 Modoc Lunsford Spring. 1600 Comment
  CAS-BOT-BC214650  Fragaria virginiana Bruce Bartholomew 1994-5-27 6707 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 Comment
  CAS-BOT-BC217079  Frangula rubra Bruce Bartholomew 1989-8-11 5077 Modoc Fandango Pass, Warner Mountains. 1860 Comment
  SEINET195710  Frasera albicaulis Unknown 1946-7-7 4941 Modoc Eight Mile Creek, northeast corner of county. 1753 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
  CHSC67139  Fritillaria atropurpurea James D. Jokerst 1987-5-11 2824 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  HSC26679  Fritillaria atropurpurea D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19309 Modoc Soup Springs Campground Comment
  CHSC26574  Fritillaria atropurpurea L. Mayer 1974-1-1 Modoc Comment
  JEPS55679  Fritillaria atropurpurea Margaret Williams 1968-5-31 6881 Modoc Cedar Pass Comment
  CHSC65862  Fritillaria pudica J. Ingraham 1995-4-16 11 Modoc 1 mi N. of Davis Creek on Hwy 395, 300 yds. E of Junction of Co. Rd. 133B and Hwy 395, 100 yds. E. 1487 Comment
  JEPS61946  Fritillaria pudica Mary H. Manning 1912-4 Modoc Tule Lake 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-BC49569  Gaillardia pulchella Bruce Bartholomew 1991-10-13 6126 Modoc Ca. 1.5 km SE of Adin on County Road 88. 1240 Comment
  CAS-BOT-BC225049  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 mi. N of Ft. Bidwell. 1737 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
  CAS-BOT-BC225060  Galium bifolium Bruce Bartholomew 1991-6-21 5804 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  CAS-BOT-BC248326  Galium bifolium B. Bartholomew; H. Sun 2002-6-24 8821 Modoc Just SW of Manzanita Mt. and ca. 15 straight line km NW of Aden 2000 Comment
  CAS-BOT-BC225073  Galium glabrescens subsp. modocense Bruce Bartholomew 1995-9-3 7177 Modoc Vicinity of pass between North Emerson Lake and Eagle Basin, E side of Warner Mountains. 2410 Comment
  POM312365  Galium mexicanum subsp. asperulum Verne Grant, Irving Schneider 1947-7-22 8140 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  HSC19827  Galium mexicanum var. asperulum M. T. Milligan 1966-7-25 577 Modoc E of Jess Valley 1707 Comment
  UC748108  Galium multiflorum Annie M. Alexander and Louise Kellogg 1946-7-5 4909 Modoc lava cliff w Lower Lake Comment
  RSA0005775  Galium serpenticum subsp. warnerense Lauramay T. Dempster, C. Hardham 1961-6-19 1710 Modoc Mouth of canyon just SE of New Pine Creek. 1585 Comment
  UC1408970  Galium trifidum var. pusillum R. F. Thorne and C. W. Tilforth 1969-9-5 39168 Modoc Clear Lake Modoc National Forest, Warner Mts. 1767 Comment
  JEPS66746  Garrya fremontii L. S. Smith 1917-9-12 157 Modoc Buck Creek Warner Mts. (n Warner Mts) 1828 Comment
  NY999473  Gayophytum decipiens J. T. Howell 1934-6-14 12125 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  RSA101495  Gayophytum decipiens R. Weatherby 1955-7-8 1609 -B Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  CAS-BOT-BC190847  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 4987 Modoc Sweagert Flat. 1860 Comment
  UC1191754  Gayophytum diffusum subsp. parviflorum Herbert L. Mason and Verne Grant 1947-7-10 13334 a Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC1191755  Gayophytum diffusum subsp. parviflorum Herbert L. Mason and Verne Grant 1947-7-10 13334 a Modoc 2 mi e Alturas; Dorris Reservoir Comment
  POM38704  Gayophytum diffusum subsp. parviflorum R. M. Austin 1895-07 135 Modoc Davis Creek Comment
  RSA101494  Gayophytum racemosum R. Weatherby 1955-7-8 1609 -A Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  UC422804  Gayophytum racemosum Milo S. Baker Modoc near Lookout Comment
  POM254336  Gayophytum ramosissimum Alice Eastwood, John Thomas Howell 1940-6-14 8204 Modoc Near Kelley Hot Springs Comment
  UC444850  Gentiana affinis var. ovata Mrs. M. H. Manning Modoc north-eastern Modoc County Comment
  CHSC116075  Geranium carolinianum Lowell Ahart; John Dittes 2015-7-16 20395 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
  UC17119  Geranium carolinianum Milo S. Baker 1893-7-25 Modoc island in Egg Lake Egg Lake Comment
  SBBG3924  Geranium richardsonii H. and M. Dearing 1939-6-8 3592 Modoc Pine Cyn, Warner Mtns Comment
  CAS-BOT-BC180059  Geranium viscosissimum Robert Patterson; Mona Bourell 1993-8-15 5268 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC180074  Geranium viscosissimum Barrett Anderson 1986-7-9 3137 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC180080  Geranium viscosissimum Annie Montague Alexander; L. Kellogg 1946-6-12 4726 Modoc 1 mi. E of Lake City. 1414 Comment
  HSC8671  Geranium viscosissimum M. T. Milligan 1964-6-25 88 Modoc Upper Lassen Creek 1829 Comment
  NY1101443  Geranium viscosissimum var. nervosum M. S. Baker 1893-7-15 s.n. Modoc Comment
  UC1191509  Geum aleppicum Verne Grant, Irving Schneider 1947-7-22 8155 Modoc 1 mi nw of Highway 395 (on dirt road leading to s end of Goose Lake, at headwaters of North Fork Pit River); North Fork Pit River Comment
  CAS-BOT-BC214665  Geum triflorum Elmer Ivan Applegate 1932-7-9 7594 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC214672  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  JEPS46331  Geum triflorum Frances D. Payne 1932-6-24 596 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  UC12260  Geum triflorum Mrs. R. M. Austin 1894-1 Modoc Northern California Comment
  CHSC118310  Geum triflorum var. ciliatum L. P. Janeway 2016-5-18 12076 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09 1606 Comment
  RSA488040  Geum triflorum var. ciliatum Bruce Bartholomew 1988-5-12 4131 Modoc 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  CAS-BOT-BC190696  Gilia inconspicua Leland S. Smith 1919-5-18 1098 Modoc Plateau S Fitzhugh Creek - Likely road. 1524 Comment
  CAS-BOT-BC190690  Gilia leptalea subsp. leptalea Bruce Bartholomew 1989-7-14 4944 Modoc ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch. 1340 Comment
  CAS-BOT-BC190691  Gilia leptalea subsp. leptalea Bruce Bartholomew 1995-7-30 7040 Modoc 3.0 km E of Day on County Road 94. 1050 Comment
  CAS-BOT-BC190677  Gilia modocensis Lewis Samuel Rose 1940-6-12 40524 Modoc 5 mi. E of Likely 1524 Comment
  UC23639  Gilia salticola Mrs. C. C. Bruce June 1898 2328 Modoc near Likely; near Likely Comment
  CAS-BOT-BC190669  Gilia sinistra subsp. sinistra Roxana Stinchfield Ferris; R. Duthie 1919-6-14 106 Modoc Near spring above Parker Creek, Warner Mts. Comment
  HSC38839  Glyceria borealis J. P. Smith, J. O. Sawyer 1973-8-9 7270 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  POM203473  Glyceria borealis J. T. Howell 1934-7-2 12362 Modoc Near mouth of Willow Creek, northeast side of Clear Lake. Comment
  SEINET4584852  Glyceria borealis S. Swift 1937-6-26 51 Modoc North Fork Pit River 1280 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
  JEPS69272  Glyceria elata W. L. Jepson 1918-8-12 7945 Modoc South Fork Pass to Jess Valley 1584 Comment
  SBBG21241  Glyceria elata B. Crampton 1954-7-8 Modoc 15 mi E of Likely, Jess Valley 1676 Comment
  CAS-BOT-BC49528  Gnaphalium palustre Mrs. H. C. Cantelow 1940-6-2 3470 Modoc About 10 mi. NW of Canby on road to Lava Beds Nat. Monument. Comment
  CAS-BOT-BC49531  Gnaphalium palustre Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10557 Modoc Patterson Ranger Station (East Creek drainage), Warner Mountains. 2164 Comment
  CAS-BOT-BC49536  Gnaphalium palustre John Thomas Howell 1934-6-15 12203 Modoc Dorris Reservoir, 2 miles E of Alturas Comment
  CAS-BOT-BC49575  Gnaphalium palustre Bruce Bartholomew; Barrett Anderson 1990-7-19 5402 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 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
  RSA424793  Gratiola ebracteata Louis C. Wheeler 1935-8-22 3909 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  CAS-BOT-BC229888  Gratiola neglecta Verne Grant; I. Schneider 1947-7-20 8094 Modoc S loop of Westside Road, Pit Valley, N of Likely. Comment
  CAS-BOT-BC229893  Gratiola neglecta Verne Grant; I. Schneider 1947-7-20 8094 Modoc S loop of Westside Road, Pit Valley, N of Likely. Comment
  CHSC112837  Gratiola neglecta Lowell Ahart; John Dittes 2013-7-24 18917 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
  JEPS114684  Gratiola neglecta Lowell Ahart, John Dittes 2008-6-21 14993 Modoc On wet soil, in the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber 1255 Comment
  UC1191882  Gratiola neglecta Malcolm A. Nobs and S. Galen Smith 1949-7-22 1067 Modoc dry canals at South Fork of Pit River Likely; dry canals at South Fork of Pit River Comment
  UCD123723  Gratiola neglecta Verne Grant; Irving Schneider 1947-7-20 8094 Modoc south loop of Westside Road, Pitt Valley, north of Likely. 1341 Comment
  CAS-BOT-BC95538  Grayia spinosa E. S. Willits 1940-6-9 342 Modoc Cedarville Comment
  SEINET3146837  Grindelia hirsutula M. S. Baker sn Modoc Forest Dale Comment
  RSA78892  Grindelia nana E. K. Balls 1952-10-11 18158 Modoc 4.2 miles NE of jct. Hwys 299 and 139, by Canby, between Alturas and Klamath Falls. 1372 Comment
Read comments
Dec 28 2013
  RSA496335  Hackelia californica Elaine Joyal, D. Mehlman 1988-6-28 1290 Modoc N Warner Mts., ridge road. Comment
  UC78799  Hackelia californica Mrs. R. M. Austin July 1887 Modoc Pine Hills Comment
  RSA164369  Hackelia cusickii Clare B. Hardham 1961-6-18 7546 + Modoc 3 miles east of Cedar Pass. 1829 Comment
  SD149180  Hackelia cusickii B. Bartholomew 1992-5-15 6296 Modoc North end of Surprise Valley, south of Cow Head Lake. 1600 Comment
  CAS-BOT-BC54061  Hackelia micrantha Annie Montague Alexander; L. Kellogg 1946-6-14 4764 Modoc Silver Creek branch of Patterson Mill road. 1828 Comment
  JEPS86311  Hackelia micrantha Jack and Betty Guggolz 1988-6-28 959 Modoc groves w of Jenkins Spring Comment
  SEINET195636  Haplopappus acaulis Annie M. Alexander, Louise Alexander 1946-8-9 5138 Modoc Patterson Lake Trail Warner Mountains Comment
  CHSC100432  Helianthus annuus Lowell Ahart; John Dittes 2008-8-25 15313 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
  JEPS114490  Helianthus annuus Lowell Ahart, John Dittes 2008-8-25 15313 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
  JEPS117167  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
  SBBG8406  Helianthus cusickii H. and M. Dearing 1939-6-7 3579 Modoc E of Canby Comment
  CAS-BOT-BC54062  Heliotropium curassavicum Louis Cutter Wheeler 1935-9-4 3943 Modoc McGinty Point, Goose Lake. 1463 Comment
  SEINET8465055 Image available Heliotropium curassavicum B. Bartholomew 1989-8-11 5058 Modoc Along W side of Goose Lake, 3.5 km S of the Oregon border on National Forest Road 48. A Beach at edge of lake. 1430 Comment
  CAS-BOT-BC49381  Hemizonella minima Bruce Bartholomew; Barrett Anderson 1988-6-23 4274 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CAS-BOT-BC49382  Hemizonella minima John Thomas Howell 1934-7-1 12312 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  UC748241  Heracleum lanatum Annie M. Alexander and Louise Kellogg 1946-7-29 5083 Modoc s. slope Eagle Peak; Warner Mts., Eagle Peak 2438 Comment
  POM77803  Heracleum maximum Mrs. R. M. Austin 1895-07 176 Modoc Davis Creek Comment
  JEPS1677  Hesperochiron californicus L. S. Smith c. 1918 809 Modoc Warner Mts., Jess Valley 1524 Comment
  RSA59932  Hesperochiron californicus E. K. Balls 1950-5-11 14617 Modoc 8 miles N of Lake City, west shore of Upper Lake. 1402 Comment
  CAS-BOT-BC180035  Hesperochiron pumilus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16415 A Modoc Near summit of Cedar Pass. 1932 Comment
  HSC26511  Hesperochiron pumilus J. P. Smith, J. O. Sawyer 1972-5-6 5255 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  CAS-BOT-BC179180  Hesperolinon micranthum B. Bartholomew 1989-7-14 4976 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  CAS-BOT-BC179181  Hesperolinon micranthum Frank Warrington Peirson 1926-6-25 6858 Modoc Cedarville Road, about 10 mi. E of Alturas. Comment
  JEPS101014  Hesperolinon micranthum Dean W. Taylor 1989-8-4 10525 Modoc Emerson Creek drainage; Cole Creek, on road to Emerson Camp from Surprise Valley Comment
  UC1212421  Hesperolinon micranthum Herbert L. Mason 1947-8-9 13486 Modoc 33.2 mi e of Alturus (Ridge n of Cedar Camp, near Cedar Pass, Warner Mountains); Warner Mountains Comment
  CAS-BOT-BC95147  Heterocodon rariflorum R. M. Austin 1894-8-1 Modoc Davis Creek. Comment
  CAS-BOT-BC225790  Heuchera cylindrica Annie Montague Alexander; L. Kellogg 1946-7-29 5089 Modoc Head of Eagle Creek, Warner Mts. Comment
  CAS-BOT-BC225791  Heuchera cylindrica Elmer Ivan Applegate 1932-8-3 8124 Modoc Arid summit of Warner Mts, N of Eagle Peak. Comment
  CAS-BOT-BC225796  Heuchera cylindrica Leland S. Smith 1917-7-2 57 Modoc Head of Shield Creek. 2316 Comment
  NY541344  Heuchera cylindrica A. J. Cronquist 1959-6-19 8503 Modoc On north slope above Mill Creek, a little above Clear Lake; Warner Mountains, 15 miles east of Likely 1981.2 Comment
  SEINET195678  Heuchera cylindrica Annie M. Alexander, L Kellogg 1946-7-29 5089 Modoc Warner Mountains; Head of Eagle Creek. Comment
  HSC20199  Heuchera cylindrica R. C. Wunner 1965-6-19 212 Modoc Lava Beds National Monument, Hidden Valley 1616 Comment
  SEINET201656  Heuchera cylindrica A. Cronquist, AH Holmgren 1959-6-19 8503 Modoc Warner Mts a little above Clear Lake above Mill Creek 15 miles E of Likely. In section 27 or 28 1981 Comment
  SEINET9733841  Heuchera cylindrica var. alpina Arthur Cronquist, Holmgren, Arthur H. 1959-6-19 8503 Modoc above Mill Creek, a little above Clear Lake; Warner Mts., 15 miles east of Likely 1981 Comment
  JEPS27160  Heuchera cylindrica var. ovalifolia Lauramay T. Dempster 1961-6-19 1702 Modoc headwaters of the South Fork of Davis Creek (e of Davis Creek (town)) 2286 Comment
  UC566692  Hieracium albiflorum F. H. Frost 1925-7-24 137 Modoc Jess Valley Warner Mountains Comment
  POM229874  Hieracium albiflorum L. C. Wheeler 1935-8-14 3837 Modoc Pine Creek. Warner Mtns. 2011 Comment
  UC748188  Hieracium albiflorum Annie M. Alexander and Louise Kellogg 1946-6-15 5117 Modoc Deep Creek Warner Mountains, Deep creek Comment
  CHSC109466  Hieracium scouleri L. P. Janeway; B. Castro 2012-7-28 11035 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). 1938 Comment
  UC485533  Hieracium scouleri M. F. Gilman 518 Modoc mts 1676 Comment
  UC1536812  Hippuris vulgaris Gordon H. True Jr. 1939-7-21 1022 Modoc n. Canby (Jack Swamp); Jack Swamp Comment
  CAS-BOT-BC214689  Holodiscus microphyllus var. glabrescens Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10583 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts. Comment
  HSC18678  Holodiscus microphyllus var. glabrescens M. T. Milligan 1966-7-5 558 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  CAS-BOT-BC214702  Holodiscus microphyllus var. glabrescens Leland S. Smith 1924-6-29 1448 Modoc In rocks near Lava Ranger Station. Comment
  RSA584728  Holosteum umbellatum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6519 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  CAS-BOT-BC247681  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1934-6-30 12292 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC247686  Hordeum brachyantherum subsp. brachyantherum John H. Hatton 1911-6-20 122 Modoc unspecified Comment
  CDA32411  Hordeum jubatum T. C. Fuller 1962-8-3 9491 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  UC748064  Horkelia fusca subsp. capitata Annie M. Alexander and Louise Kellogg 1946-8-9 5144 Modoc Patterson Lake Trail Warner Mtns Comment
  CAS-BOT-BC497337  Hosackia pinnata G. Schoolcraft 1996-7-23 2542 Modoc E. of Yankee Jim Ranch 1645 Comment
  CAS-BOT-BC179317  Hydrophyllum capitatum var. alpinum Betty J. Hammerly 1941-6-20 28 Modoc Clear Lake 1615 Comment
  HSC81091  Hypericum anagalloides G. M. Riegel 1980-8-7 10005 Modoc S Warner Mtns. 2100 Comment
  RSA580356  Hypericum androsaemum L. C. Wheeler 1935-09 3954 Modoc McGinty Reservoir, Devil's Garden. 1463 Comment
  POM86682  Hypericum formosum var. scouleri Mrs. R. M. Austin 1895-07 177 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC179891  Hypericum scouleri Bruce Bartholomew; Barrett Anderson 1990-7-21 5567 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  CAS-BOT-BC179896  Hypericum scouleri Leland S. Smith 1929-6-1 1436 Modoc Happy Camp. 1524 Comment
  CAS-BOT-BC49488  Hypochaeris glabra Bruce Bartholomew 1992-5-15 6287 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  HSC26496  Idahoa scapigera J. P. Smith, J. O. Sawyer 1972-5-6 5268 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  CAS-BOT-BC179103  Iliamna bakeri Alice Eastwood; John Thomas Howell 1940-6-14 8242 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  UC1075791  Iliamna bakeri E. K. Balls and P. C. Everett 1952-10-11 20958 Modoc 0.2 mi se of crest of Fandango Pass (Warner Mountains); Warner Mountains 1859 Comment
  UC449780  Ipomopsis aggregata Franklin P. Nutting Modoc near Forestdale Comment
  CHSC50766  Ipomopsis congesta Marion Ownbey; Fred G. Meyer 1940-7-1 2133 Modoc Cedar Pass, Warner Mts. Comment
  UC748421  Ipomopsis congesta Annie M. Alexander and Louise Kellogg 1946-8-9 5135 Modoc Patterson Lake Trail Warner Mtns Comment
  JEPS69740  Ipomopsis congesta Milo S. Baker 1893-8-10 Modoc 1219 Comment
  CAS-BOT-BC190636  Ipomopsis congesta subsp. palmifrons Robert Patterson; Mona Bourell 1993-8-15 5258 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC190640  Ipomopsis congesta subsp. palmifrons Bruce Bartholomew 1991-8-5 6046 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 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
  NY411180  Isatis tinctoria R. C. Rollins 1981-6-2 81199 Modoc U.S. Hwy. 395, 5 miles south of New Pine Creek, Oregon Comment
  UC922441  Isoetes bolanderi Annie M. Alexander and Louise Kellogg 1948-9-21 5624 Modoc flat above Mineral Spr.; 1 mi SW top of grade bet. New Pine Creek and Fort Bidwell 2286 Comment
  JEPS127257  Isoetes nuttallii Lowell Ahart, John Dittes 2016-6-6 20972 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  SJSU9647  Iva axillaris W. Savage 1979-7-8 1481 Modoc W side Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  HSC5875  Iva axillaris M. T. Milligan 1964-8-8 213 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  CAS-BOT-BC49491  Iva axillaris subsp. robustior Bruce Bartholomew; Barrett Anderson 1989-6-2 4831 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  CDA13471  Iva axillaris subsp. robustior G. F. Hrusa, T. D. Wilfred 1996-7-21 13318 Modoc Modoc Plateau; adjacent to Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC106337  Iva axillaris subsp. robustior Lowell Ahart; John Dittes 2010-8-30 17085 Modoc About 20 yards north of the 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
  RSA210859  Iva axillaris subsp. robustior R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39124 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 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
  JEPS114889  Juncus brachyphyllus Lowell Ahart, John Dittes 2008-8-26 15350 Modoc On the bottom of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  CAS-BOT-BC245074  Juncus bufonius Bruce Bartholomew 1990-8-3 5611 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  HSC14016  Juncus ensifolius M. T. Milligan 1966-8-3 635 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC245059  Juncus hemiendytus var. abjectus Bruce Bartholomew 1993-6-14 6676 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  CAS-BOT-BC245045  Juncus longistylis John H. Hatton 1911-6-20 131 Modoc unspecified 1524 Comment
  UCD141571  Juncus longistylis L. S. Smith 1918-6-23 s.n. Modoc Lily Lake. High Grade District. 1981 Comment
  CAS-BOT-BC81203  Juniperus occidentalis Florence Angwin 1945-10-27 s.n. Modoc Adin Comment
  UCR162658  Juniperus occidentalis subsp. occidentalis David A. Charlet 1992-6-2 979 Modoc S. Warner Mountains, E of Patterson Guard Station 1829 Comment
  CAS-BOT-BC95670  Kalmia polifolia K. Paulson; Robert Paulson 1989-7-14 188 Modoc Vicinity of Bell Mine, N end of the Warner Mts. 2194 Comment
  UC1075745  Kalmia polifolia subsp. microphylla Robert J. Weatherby 1955-7-7 1598 Modoc near Dismal Swamp (Mineral Spring); Warner Mountains, Mineral Spring 2331 Comment
  CAS-BOT-BC225099  Kelloggia galioides K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC248321  Kelloggia galioides B. Bartholomew; H. Sun 2002-6-24 8865 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  UC1037211  Kelloggia galioides Leo Whitney 1934-5-28 1572 Modoc ca 15 mi nw Canby (Spaulding's Butte, Hackamore); Modoc National Forest 1463 Comment
  CAS-BOT-BC247645  Koeleria macrantha Leland S. Smith 1924-6-9 1396 Modoc Egg Lake. Comment
  CHSC85185  Koeleria macrantha John Dittes; Josephine Guardino 1991-7-21 438 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
  CHSC99767  Koeleria macrantha Lowell Ahart; John Dittes 2008-6-21 15015 Modoc On the north side of the dirt road, in Big Valley, about 3.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber. 1264 Comment
  HSC10242  Koeleria macrantha R. C. Wunner 1965-6-26 280 Modoc Lava Beds National Monument, Blue Eyes Point. 1341 Comment
  UC60745  Koeleria macrantha M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  UCD85784  Koeleria macrantha Beecher Crampton 1960-6-17 5694 Modoc McKay Flat, 13 miles west of Canby, 2.5 miles N.E. Happy Camp Station. 1280 Comment
  CAS-BOT-BC49492  Lactuca serriola James D. Jokerst 1983-7-27 1900 Modoc Near Signal Butte. 1340 Comment
  CHSC106179  Lactuca serriola Lowell Ahart; John Dittes 2010-8-30 17073 Modoc About 15 yards west 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
  JEPS117165  Lagophylla 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
  CHSC110887  Lagophylla ramosissima subsp. ramosissima Lowell Ahart; John Dittes 2012-7-12 18376 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
  RSA0113971  Lagophylla ramosissima subsp. ramosissima Lowell A. Ahart, John Dittes 2008-8-25 15327 Modoc On the west side of County Road 91, 3.9 miles (air) north-north-east of Lookout. Comment
  CHSC117290  Lamium amplexicaule Lowell Ahart; John Dittes 2016-7-14 21174 Modoc 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-BC54066  Lappula redowskii R. M. Austin 1894-5-1 Modoc Davis Creek. Comment
  POM29225  Lathyrus R. M. Austin 1895-05 411 Modoc Goose Lake Valley. Comment
  RSA648325  Lathyrus lanszwertii Marion P. Harthill 1972-6-17 841 Modoc Cedar Pass 1921 Comment
  CAS-BOT-BC181977  Lathyrus lanszwertii subsp. aridus Bruce Bartholomew 1995-6-22 6979 Modoc Between Day and Lookout, 0.3 km N of on County Road 94 track to Wendt Spring. 1370 Comment
  JEPS55340  Lathyrus lanszwertii var. lanszwertii M. F. Gilman c. 1918 544 Modoc Comment
  RSA245208  Lathyrus pauciflorus subsp. brownii D. H. Norris, T. Nelson, S. Dowty, B. Norris 1971-6-23 19472 Modoc At Upper Rush Creek Campground about 8 miles north of Adin on Highway 299. Comment
  CAS-BOT-BC181969  Lathyrus rigidus R. M. Austin; C. C. (Mrs.) Bruce 1898-5-1 2216 Modoc Plains, Goose Lake Valley. Comment
  UC15320  Lathyrus rigidus Mrs. R. M. Austin and Bruce May 1898 2216 Modoc Goose Lake Valley Comment
  CAS-BOT-BC497200  Lathyrus rigidus G. Schoolcraft 1998-5-19 2710 Modoc Hwy 395 about 9.5 mi N of Davis Creek 1524 Comment
  CAS-BOT-BC49459  Layia glandulosa Bruce Bartholomew 1993-6-13 6615 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  UC71602  Layia glandulosa M. H. Manning 1894-3 257 Modoc Mt. Bidwell 1524 Comment
  CAS-BOT-BC49454  Layia glandulosa Mrs. H. C. Cantelow 1940-6-2 3348 Modoc W of Alturas on rd. to Lava Beds National Monument. Comment
  CAS-BOT-BC58662  Lepidium chalepense Bruce Bartholomew 1994-5-16 6699 Modoc Little Hot Spring Valley. 1070 Comment
  JEPS114357  Lepidium lasiocarpum Lowell Ahart, John Dittes 2008-8-26 15332 Modoc On the sides of County Road 85a, 7.5 miles (air) north-northeast of Lookout 1303 Comment
  CAS-BOT-BC58302  Lepidium perfoliatum Bruce Bartholomew; Barrett Anderson 1988-6-25 4382 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CHSC112364  Lepidium perfoliatum L. P. Janeway; B. Castro 2014-6-2 11290 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  SBBG30519  Lepidium perfoliatum D. Myrick 1968-6-20 1963 Modoc E edge of Alturas 1332 Comment
  JEPS53731  Lepidium perfoliatum Frances D. Payne 1932-6-8 418 Modoc 6 mi e Alturas (on road to Parker Creek); Warner Mountains Comment
  CAS-BOT-BC190631  Leptodactylon pungens Alice Eastwood; John Thomas Howell 1940-6-12 8048 Modoc Between Likely and Jess Valley. Comment
  UC23808  Leptodactylon pungens Milo S. Baker 1893-6 Modoc Comment
  RSA601530  Leptosiphon harknessii L. C. Wheeler 1935-8-16 3868 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer. 2226 Comment
  JEPS6665  Lesquerella occidentalis subsp. occidentalis Mrs. C. C. Bruce June 1898 2136 Modoc Lake City Mt. 1828 Comment
  SEINET7073595  Leucocrinum montanum A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  UC71732  Leucocrinum montanum Mrs. M. H. Manning 1903-5-1 93 Modoc Fort Bidwell; ne Modoc County Comment
  CAS-BOT-BC197459  Lewisia nevadensis Bruce Bartholomew 1994-7-3 6833 Modoc Edge of Dismal Swamp, N end of Warner Mountains. 2180 Comment
  UC7805  Lewisia nevadensis M. S. Baker and Frank Nutting 1894-7-20 Modoc Forestdale 1371 Comment
  RSA464466  Lewisia nevadensis George Willet 1935-6-21 s.n. Modoc Modoc County: Warren Mtns. 2439 Comment
  CAS-BOT-BC197486  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 mi. NE of Alturas. 1615 Comment
  UC1031363  Lewisia rediviva R. C. Wilson 1933-6-11 46 Modoc Rush Creek Camp Modoc National Forest, Alturas Quadrangle 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-BC247635  Leymus cinereus Bruce Bartholomew 1991-6-22 5839 Modoc Surprise Valley, 5.6 km E of Eagleville. 1370 Comment
  UC70680  Leymus cinereus Mrs. M. H. Manning June 1903 422 Modoc north-eastern Modoc Co. Comment
  UC1037167  Leymus triticoides Leo Whitney 1935-7-17 3511 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD64650  Leymus triticoides Beecher Crampton 1954-7-7 2154 Modoc Alturas. Vacant lot behind Niles theatre. Comment
  UCD86643  Leymus triticoides J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC21458  Ligusticum grayi Bruce Bartholomew; Barrett Anderson 1990-7-20 5509 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  JEPS16567  Ligusticum grayi L. S. Smith 1918-7-11 985 Modoc Warner Mts., Mill Creek Meadow 2072 Comment
  JEPS114832  Lilaea scilloides Lowell Ahart, John Dittes 2008-6-21 14999 Modoc in the drying pond, N of the large culvert, E of the large levee, in Big Valley, about 2.8 mi (air)N of the Headquarters at Ash Creek State Wildlife Area, about 5.4 mi (air) NE of Bieber 1255 Comment
  RSA17667  Lilaea scilloides Elmer I. Applegate 1932-7-30 7947 Modoc Alturas Comment
  POM109710  Lilium humboldtii subsp. humboldtii Mrs. R. M. Austin 1895-06 s.n. Modoc Hills Comment
  CAS-BOT-BC242073  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC242066  Lilium washingtonianum Leland S. Smith 1922-7-20 1274 Modoc Rush Creek Ranger Station below the road. 1905 Comment
  CHSC117367  Limosella acaulis Lowell Ahart; John Dittes 2016-7-14 21197 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-BC190629  Linanthus bolanderi Bruce Bartholomew; Mona Bourell 1990-4-26 5155 Modoc 0.5 km S of Day. 1100 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-BC198048  Linanthus ciliatus Bruce Bartholomew 1995-6-24 7025 Modoc 16.4 km W of State Hwy 136 on road to Tionesta (Forest Service Road 44N17). 1400 Comment
  CAS-BOT-BC198032  Linanthus harknessii Robert Patterson; Mona Bourell 1993-8-15 5242 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC198038  Linanthus harknessii Bruce Bartholomew 1991-7-7 6003 Modoc SE end of Sweargart Flat. 1820 Comment
  JEPS17731  Linanthus harknessii Rimo Bacigalupi with G. T. Robbins 1955-7-20 5397 Modoc 3.3 mi e Patterson (flat at summit of forest rd across s end of Warner Mts.); Modoc National Forest, Warner Mts. 2225 Comment
  UC23622  Linanthus harknessii Milo S. Baker 1893-7-8 Modoc Comment
  HSC17064  Linanthus pungens M. T. Milligan 1966-6-19 467 Modoc Plateau W of Jess Valley 1829 Comment
  HSC15814  Linum lewisii M. T. Milligan 1964-6-17 39 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 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
  HSC81082  Linum lewisii G. M. Riegel 1980-7-8 838 Modoc S Warner Mtns. 2100 Comment
  UC13523  Listera convallarioides Milo S. Baker 1893-7-16 Modoc Comment
  UC71855  Listera convallarioides Mrs. M. H. Manning 1903-9-3 375 Modoc John Henry Camp 1828 Comment
  CAS-BOT-BC225814  Lithophragma glabrum Annie Montague Alexander; L. Kellogg 1946-6-25 4824 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CHSC42158  Lithophragma glabrum C. E. Laver 1986-3-26 Modoc Ca. 22.5 mi ne of Alturas and 1 mi sw of Thoms Creek. 1524 Comment
  JEPS27156  Lithophragma glabrum Lauramay T. Dempster 1961-6-19 1705 Modoc e Davis Creek (town) (headwaters of the South Fork of Davis Creek); headwaters of South Fork of Davis Creek 2286 Comment
  CAS-BOT-BC225824  Lithophragma parviflorum Bruce Bartholomew 1992-5-14 6279 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CAS-BOT-BC225832  Lithophragma parviflorum Bruce Bartholomew; Barrett Anderson 1989-4-27 4618 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  RSA59724  Lithophragma parviflorum E. K. Balls 1950-5-18 14750 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  UC71789  Lithophragma parviflorum Mrs. M. H. Manning 1893-2 105 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  CAS-BOT-BC123100  Lithophragma tenellum R. M. Austin 1894-6-1 s.n. Modoc Lava beds Comment
  CAS-BOT-BC225838  Lithophragma tenellum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16425 Modoc Summit of Cedar Pass, between Alturas and Cedarville. 1935 Comment
  HSC75893  Lithophragma tenellum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19316 Modoc Soup Springs Campground Comment
  JEPS5961  Lithophragma tenellum Frances D. Payne 1932-6-10 527 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC54033  Lithospermum ruderale C. C. (Mrs.) Bruce 1898-6-1 2197 Modoc Goose Lake valley. Comment
  CAS-BOT-BC21441  Lomatium bicolor var. leptocarpum Bruce Bartholomew; Barrett Anderson 1989-4-28 4647 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  CAS-BOT-BC21446  Lomatium bicolor var. leptocarpum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16386 Modoc 5 mi. E of Hwy 299 (? 395) on Cedar Pass road. Comment
  CHSC66982  Lomatium bicolor var. leptocarpum James D. Jokerst 1987-5-12 2842 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Center of wedge of section 28. Comment
  HSC28527  Lomatium bicolor var. leptocarpum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19397 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  RSA271897  Lomatium bicolor var. leptocarpum Christopher Davidson 1975-6-4 2598 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  RSA334866  Lomatium bicolor var. leptocarpum A. Tiehm 1984-6-30 8838 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  UC106179  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin may 1894 40 Modoc Goose Lake Valley Comment
  UC572970  Lomatium bicolor var. leptocarpum Louis C. Wheeler 1935-9-12 3982 Modoc 2 mi. s.w. Poindexter Reservoir (Devil's Garden); Devil's Garden 1524 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
  UC21263  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin and Bruce June 1898 2283 Modoc Fields, Goose Lake Comment
  CAS-BOT-BC30167  Lomatium dissectum var. multifidum John H. Hatton 1911-6-13 69 Modoc Rush Creek. 1371 Comment
  CAS-BOT-BC30170  Lomatium dissectum var. multifidum Annie Montague Alexander; L. Kellogg 1946-6-10 4725 Modoc Slope facing Lower Lake, lava bench between Lower and Snake lakes. Comment
  SEINET8684976  Lomatium grayi G. S. Bartholomew 1998-6-5 2729 Modoc E side of upper Alkali Lake, S of Leonard Springs. 1402 Comment
  CAS-BOT-BC30142  Lomatium macrocarpum E. S. Willits 1940-4-27 194 Modoc Davis Creek. Comment
  RSA164355  Lomatium nevadense Clare B. Hardham 1961-6-18 7590 Modoc Cedar Pass. 1829 Comment
  RSA59537  Lomatium nevadense E. K. Balls 1950-5-20 14803 Modoc 0.75 mile below Mill Creek Falls Public Camp, toward Jess Valley and South Fork Pit River 1677 Comment
  CAS-BOT-BC15753  Lomatium nevadense var. nevadense R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2373 Modoc Goose Lake. Comment
  JEPS89904  Lomatium nevadense var. nevadense Dean W. Taylor 1992-5-8 12569 Modoc ca. 0.5 mi. e. Moonlite Mines (Mt. Bidwell); Warner Mts., Mt. Bidwell 7 1/2 Quad. 1990 ed. 2432 Comment
  CAS-BOT-BC15730  Lomatium piperi Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6496 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  RSA452598  Lomatium triternatum Christopher Davidson 1973-5-26 2118 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  SEINET11131400  Lomatium triternatum var. triternatum I. Tidestrom 1910-6-25 3663 Modoc Near Goose Lake, CA 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
  CAS-BOT-BC21399  Lomatium vaginatum Alice Eastwood; John Thomas Howell 1940-6-11 8023 Modoc 8 mi. from Canby on road to Alturas. Comment
  RSA452601  Lomatium vaginatum Christopher Davidson 1973-5-26 2124 Modoc 4 miles W of Canby on Hwy 299. 1341 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
  RSA610632  Lonicera involucrata L. C. Wheeler 1935-8-14 3851 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  NY704619  Lotus denticulatus M. J. Williams 1984-6-20 84- 82 --2 Modoc 13.4 miles west along Parker Creek Road 1585 Comment
  RSA503051  Lotus nevadensis Bruce Bartholomew, B. Anderson 1988-6-23 4227 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC181941  Lotus purshianus var. purshianus John Thomas Howell 1934-6-30 12295 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC181946  Lotus purshianus var. purshianus M. Vasey 1990-6-30 9042 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  RSA210839  Lotus unifoliolatus Robert F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39066 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point. 1433 Comment
  CAS-BOT-BC181930  Lupinus Bruce Bartholomew; Barrett Anderson 1988-6-24 4348 Modoc South Barber Creek, 6.3 km SW of County Road 1 on County Road 42, E side of the Warner Mts.. 1790 Comment
  CAS-BOT-BC181929  Lupinus C. P. Smith 1947-6-13 47458 Modoc Highway 395, Davis Creek, 4 miles north Comment
  CAS-BOT-BC181902  Lupinus arbustus Annie Montague Alexander; L. Kellogg 1946-7-17 5004 Modoc Near Benton Meadow. 2072 Comment
  NY732854  Lupinus arbustus subsp. calcaratus M. Bourell 1993-8-14 5227 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  POM28177  Lupinus arbustus subsp. calcaratus R. M. Austin, C. C. Bruce 1898-06 2146 Modoc [Unspecified] Comment
  CAS-BOT-BC182185  Lupinus argenteus Verne Grant; I. Schneider 1947-8-27 8321 Modoc SW end of Clear Lake. Comment
  CAS-BOT-BC182190  Lupinus argenteus Annie Montague Alexander; L. Kellogg 1946-7-7 4917 Modoc Cedarville. Comment
  CAS-BOT-BC182191  Lupinus argenteus Amos Arthur Heller 1938-6-24 15222 Modoc Between Alturas and Canby. Comment
  CAS-BOT-BC182196  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  LA205001  Lupinus argenteus Mrs. H. P. Bracelin; 1931-6-30 500 Modoc S end of Alturas 1523 Comment
  RSA32937  Lupinus argenteus A. A. Heller 1938-6-24 15222 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  CHSC98636  Lupinus argenteus var. argenteus Richard R. Halse 2006-8-4 6996 Modoc Modoc National Forest, south end of the Warner Mountains, along Patterson Mill Road by Homestead Flat. 2152 Comment
  NY736759  Lupinus argenteus var. argenteus R. J. Weatherby 1955-7-8 1635 Modoc 3 miles north of Fort Bidwell, northern Warner Mountains 1554 Comment
  POM299303  Lupinus argenteus var. argenteus H. C. Cantelow 1940-5-31 s.n. Modoc 18 miles west of Canby. Comment
  RSA705044  Lupinus argenteus var. argenteus Darley Howe 1979-6-27 5113 Modoc Area west of Goose Lake. Comment
  RSA722577  Lupinus argenteus var. argenteus R. R. Halse 2006-8-4 6996 Modoc Modoc National Forest, south end of the Warner Mountains, along Patterson Mill Road by Homestead Flat. 2152 Comment
  CAS-BOT-BC182119  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 mi. NE of Alturas. 1402 Comment
  RSA0039533  Lupinus argenteus var. heteranthus Lowell A. Ahart, John Dittes 2012-7-10 18330 Modoc About 300 yards northeast of the old barn, on the sides of the mowed road. 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
  UC710955  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  JEPS15481  Lupinus argenteus var. heteranthus Joseph and Hilda Grinnell 1938-6-14 1105 a Modoc along hiway #395 between Alturas and Oregon line (Fairport); Fairport 1524 Comment
  SDSU4664  Lupinus argenteus var. heteranthus D. F. Howe 1964-7-31 3907 Modoc Modoc National Forest 8.5 miles from entrnace on road from Likely, Warner mts. Comment
  UC126981  Lupinus argenteus var. heteranthus Mrs. R. M. Austin and Bruce Jul 1898 2143 Modoc Comment
  UCR26890  Lupinus caudatus E. C. Nord 1958-8-15 N- 128 Modoc Modoc National Forest, 3.5 mi NW of Tionesta 1292 Comment
  RSA0118762  Lupinus lepidus subsp. confertus Lowell A. Ahart, John Dittes 2013-7-25 18966 Modoc About 10 yards west of the north-south fence, south edge of Ash Creek Floodplain, northwest 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. 1268 Comment
  CAS-BOT-BC181872  Lupinus lepidus var. lobbii Bruce Bartholomew 1990-8-4 5645 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  CAS-BOT-BC181878  Lupinus lepidus var. lobbii Annie Montague Alexander; L. Kellogg 1946-8-9 5133 Modoc Patterson Lake Trail, Warner Mts. Comment
  UCR35564  Lupinus lepidus var. lobbii J. A. Harpel 1981-8-7 V- 56 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  UC15967  Lupinus lepidus var. lobbii Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC181865  Lupinus lepidus var. sellulus K. Paulson; Robert Paulson 1989-5-21 118 Modoc Crowder Flat Road, Devil's Garden. 1341 Comment
  CAS-BOT-BC181851  Lupinus leucophyllus K. Paulson; Robert Paulson 1989-7-2 160 Modoc Cottonwood Flat. 1447 Comment
  CAS-BOT-BC181856  Lupinus leucophyllus Milo Samuel Baker; Franklin P. Nutting 1894-6-8 Modoc Lava near Egg Lake. Comment
  NY747388  Lupinus leucophyllus var. belliae M. S. Baker 1893-6-20 s.n. Modoc Comment
  NY747431  Lupinus microcarpus B. M. Bartholomew 1989-6-2 4784 Modoc Long Canyon, 12 km northeast of Fort Bidwell on the road to the Oregon border 1550 Comment
  UC725357  Lupinus microcarpus var. microcarpus A. A. Heller 1941-6-26 16212 Modoc along U.S. Highway #299, 8 mi w Alturas; w of Alturas Comment
  POM27128  Lupinus polyphyllus subsp. superbus R. M. Austin 1895-07 412 Modoc Goose Lake Comment
  RSA59534  Lupinus ruber E. K. Balls 1950-5-20 14805 Modoc 3.3 mi. above S. Fk. Public Camp, S. Fork Pit River, on way to Jess Valley. 1463 Comment
  CAS-BOT-BC181807  Lupinus saxosus Bruce Bartholomew; Mona Bourell 1990-4-27 5181 Modoc Vicinity of Lower Cummings Reservoir, 5 km NW of Hwy 299 on Crowder Flat Rd. 1540 Comment
  CAS-BOT-BC181815  Lupinus saxosus Gordon H. True 1964-6-3 1428 Modoc Between Alturas and Goose Lake, North fork Pit River. 1432 Comment
  JEPS106999  Lupinus uncialis Michael P. Dolan 2002-6-4 s.n. Modoc 6 miles SSW from Alturas 1426 Comment
  HSC15934  Lythrum hyssopifolia M. T. Milligan 1964-8-21 235 Modoc S end of Dorris Reservoir Dam 1372 Comment
  JEPS121223  Lythrum tribracteatum Lowell Ahart, John Dittes 2013-7-24 18914 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  POM229965  Machaeranthera canescens var. shastensis L. C. Wheeler 1935-8-27 3924 Modoc South Mountain, Devil's Garden 1585 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-BC49427  Madia citriodora David Daniels Keck; Jens Chr. Clausen 1935-6-24 3714 Modoc 3 mi. NE of Willow Ranch, east of Goose Lake 1554 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
  UC1191987  Madia elegans Verne Grant and Irving Schneider 1947-8-29 8351 Modoc one mi w (downstream) Bridge 305 (Hwy 299, four mi sw of Canby); Pit River Comment
  CAS-BOT-BC49445  Madia glomerata Louis Cutter Wheeler 1935-8-27 3923 Modoc 1 mi. E of South Mountain, Devil's Garden. 1524 Comment
  UC1191985  Madia glomerata Herbert L. Mason 1947-8-11 13496 Modoc on Hwy 81 near boundary between Lassen and Modoc Counties (w margin of lake); Lower Lake Comment
  UC159285  Madia glomerata Mrs. M. H. Manning 740 Modoc Hall's Meadows Comment
  CAS-BOT-BC49413  Madia gracilis Bruce Bartholomew; Barrett Anderson 1988-7-21 4414 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  NY500376  Mahonia repens A. J. Cronquist 1959-6-19 8512 Modoc Brushy slopes at the upper end of Clear Lake; Warner Moutains; 15 miles east of Likely. 1828.8 Comment
  CAS-BOT-BC242039  Maianthemum racemosum M. M. Hanna 1956-6-5 976 Modoc Cedar Pass. Comment
  HSC1963  Maianthemum stellatum M. T. Milligan 1966-7-1 515 Modoc N end of Jess Valley. 1616 Comment
  POM312927  Maianthemum stellatum Verne Grant, Irving Schneider 1947-7-22 8141 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  UCD139122  Maianthemum stellatum Verne Grant; Irving Schneider 1947-7-22 8141 Modoc North Fork of Pit River on Highway 395, about one mile north of junction with Cedarville road. Comment
  CAS-BOT-BC30189  Marsilea oligospora D. Toren; Barbara Trowbridge 1975-6-21 5313 Modoc In Boles Creek, between Crowder Flat and Clear Lake. 975 Comment
  JEPS94718  Marsilea oligospora Vernon H. Oswald and Lowell Ahart 1998-9-8 9597 Modoc Mosquito Lake Whitehorse Flat Reservoir (n side of reservoir, ca. 20 air mi n of McArthur) 1341 Comment
  POM312946  Marsilea vestita H. L. Mason, Verne Grant 1947-7-10 13350 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  UCD88679  Melica subulata L. D. Whitney 1935-7-13 s.n. Modoc Cottonwood flat. Comment
  HSC15013  Melilotus officinalis Fred J. Kindel 1955-6-23 Modoc Pitt River Comment
  UC1191788  Mentha canadensis Herbert L. Mason 1947-8-13 13524 Modoc ne side F Reservoir (n of Canby); ne side of F reservoir Comment
  UC1537633  Mentha canadensis Gordon H. True Jr. 1939-7-21 1031 Modoc Jack Swamp Comment
  HSC15844  Mentzelia albicaulis M. T. Milligan 1965-7-1 404 Modoc Plateau W of Jess Valley. 1829 Comment
  UC1037298  Mentzelia albicaulis Leo Whitney 1934-5-12 1641 Modoc Devil's Garden Modoc National Forest, northeast portion of country 1463 Comment
  CAS-BOT-BC179145  Mentzelia dispersa Betty J. Hammerly 1941-6-20 39 Modoc Between Mill Creek Public Camp and Clear Lake. 1767 Comment
  RSA520500  Mentzelia dispersa Bruce Bartholomew 1989-7-15 4999 Modoc Sweagert Flat. 567 Comment
  UC71729  Mentzelia dispersa Mrs. M. H. Manning Jun 1903 159 Modoc Mt. Ridwell Comment
  UC725538  Mentzelia dispersa A. A. Heller 1941-6-26 16214 Modoc 8 m w Alturas (along U.S. Highway #299.); Juniper Belt Comment
  RSA518559  Mentzelia laevicaulis George K. Helmkamp 1990-9-23 H- 6 Modoc US Hwy 395, 13 mi. N of Likely. 1341 Comment
  CAS-BOT-BC170842  Mentzelia veatchiana Christopher Davidson 1975-6-4 2612 Modoc 1/4 mi W of Cedarville on Hwy 200, steep volcanic slope, N side of rd. S slope. 1463 Comment
  UC1408973  Menyanthes trifoliata R. F. Thorne and C. W. Tilforth 1969-9-5 39166 Modoc Modoc National Forest, Warner Mountains, Clear Lake Clear Lake; Modoc National Forest, Warner Mountains, Clear Lake 1767 Comment
  CAS-BOT-BC497323  Mertensia ciliata Annie M. Alexander; Louise Kellogg 1946-7-19 5028 Modoc Benton Meadow, Warner Mountains 2072 Comment
  CAS-BOT-BC498692  Mertensia ciliata E. K. Balls 1950-5-20 14791 Modoc South Fork Public Camp, South Fork Pit River (likely to Clear Lake) 1432 Comment
  HSC80938  Mertensia ciliata var. stomatechoides G. M. Riegel 1980-7-30 973 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC54005  Mertensia longiflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6510 Modoc Edge of Jim's Flat along Oregon border. 1750 Comment
  CAS-BOT-BC54050  Mertensia longiflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6476 Modoc At the Nevada border on Barrel Spring Road, N end of Surprise Valley. 1680 Comment
  CAS-BOT-BC54010  Mertensia oblongifolia var. amoena Francis Dorris Payne 1929-7-7 57 Modoc Pine creek Basin. 2316 Comment
  HSC3706  Mertensia oblongifolia var. amoena M. T. Milligan 1965-7-10 423 Modoc W slope of Eagle Peak 2439 Comment
  CAS-BOT-BC54025  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6300 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  CAS-BOT-BC225952  Micranthes nidifica Annie Montague Alexander; L. Kellogg 1946-6-30 4879 Modoc Highgrade, W side of ridge, N end of Warner Mts. 2377 Comment
  CAS-BOT-BC225963  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1989-6-2 4776 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  CAS-BOT-BC225970  Micranthes oregana Bruce Bartholomew 1995-7-31 7118 Modoc Upper reaches of Sassen Creek, W side of the Warner Mountains. 1900 Comment
  CAS-BOT-BC49355  Microseris nutans Bruce Bartholomew 1990-6-17 5299 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC49398  Microseris nutans Francis Dorris Payne 1932-6-22 573 Modoc Parker Creek. 1584 Comment
  JEPS5950  Microseris nutans Frances D. Payne 1931-6-29 289 Modoc e slope Warren Peak (head of Cottonwood Creek); Warner Mountains, , e slope of Warre 2286 Comment
  UC35777  Microseris nutans Milo S. Baker 1893-6-18 Modoc Comment
  CAS-BOT-BC197902  Microsteris gracilis Bruce Bartholomew; Barrett Anderson 1989-4-29 4673 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC197908  Microsteris gracilis Bruce Bartholomew 1995-6-23 6995 Modoc 2.4 km N of Forest Road 30 on road from Hall Meadow to Plume Valley Camp Ground. 1770 Comment
  UCD118920  Microsteris gracilis R. N. Raynor; E. Berry 1940-4-12 s.n. Modoc Cemetery, Alturas. Comment
  SEINET7719529  Mimulus austiniae Unknown Modoc Mesa Comment
  UCSB21215  Mimulus breviflorus Hardham, Clare 1961-6-17 Modoc Cedar Pass Campground; Warner Mountains Comment
  JEPS86967  Mimulus cusickii David M. Thompson 1988-7-23 975 Modoc 3.7 mi s Hwy 299 at Cedarville (along Surprise Valley Road, then 1.5 mi w along Granger Canyon Road); Warner Mts. 1500 Comment
  RSA185423  Mimulus douglasii Clare B. Hardham 1961-6-17 7514 Modoc Cedar Pass Camp Ground. Comment
  UC446444  Mimulus guttatus Milo S. Baker Modoc Forestdale Comment
  RSA503241  Mimulus lewisii Bruce Bartholomew, B. Anderson 1988-7-22 4537 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mountains. 1980 Comment
  UC748168  Mimulus moschatus Annie M. Alexander and Louise Kellogg 1946-7-7 4957 Modoc Eight Mile Creek 1752 Comment
  UCSB48316  Mimulus nanus var. nanus Hardham, Clare 1961-6-19 Modoc Willow Creek 1676 Comment
  UC998319  Mimulus nanus var. nanus Milo S. Baker 1936-6-14 8312 Modoc a few mi n Quarantine Station (along Malin-Canby highway) Comment
  UCR34779  Mimulus primuloides J. A. Harpel 1981-8-6 V- 7 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  SBBG98583  Mimulus pygmaeus D. M. Thompson 1988-6-3 927 Modoc Egg Lake, S end; between Kramer Reservoir and White Horse-Lookout Rd along intermittent stream; 2.3 rd mi W of railroad crossing 1299 Comment
  UC26888 Image available Mimulus pygmaeus M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake; ; Egg Lake, Modoc Co. Comment
  JEPS86346  Mimulus tilingii Jack and Betty Guggolz 1988-7-4 976 Modoc West Branch of Bidwell Creek Comment
  JEPS79121  Mimulus tricolor L. R. Heckard with R. Bacigalupi 1980-6-10 5223 Modoc sw margin Egg Lake Comment
  JEPS86875  Mimulus tricolor David M. Thompson 1988-6-3 928 Modoc betweeen Kramer Reservoir and White Horse-Lookout road (2.3 rd mi w of railroad crossing, s end of lake); Egg Lake 1300 Comment
  HSC68105  Minuartia nuttallii J. P. Smith, J. O. Sawyer 1973-8-8 7213 Modoc Near summit of Eagle Peak 2988 Comment
  UCSB48513  Minuartia nuttallii Hardham, Clare 1961-6-20 Modoc Bidwell road to Dismal Creek 2438 Comment
  CAS-BOT-BC225801  Mitella pentandra Leland S. Smith 1917-8-3 150 Modoc South Fork Davis Creek. 1828 Comment
  CAS-BOT-BC225806  Mitella pentandra Bruce Bartholomew 1992-5-15 6307 Modoc Upper end of Pleasants Canyon, W side of Warner Mountains. 1930 Comment
  UC7697  Mollugo verticillata W. H. Brewer 1862-8 1338 Modoc Eagle Creek Canyon Comment
  RSA583125  Monardella odoratissima Louis C. Wheeler 1935-8-14 3841 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC179367  Monardella odoratissima subsp. glauca Elmer Ivan Applegate 1932-8-6 8217 Modoc Near Summit of Yellow Mountain, near Lily Lake, Bidwell Pass. Comment
  RSA83374  Monardella odoratissima subsp. glauca F. W. Peirson 1926-6-25 6897 Modoc Small side canyon 1 mile east of summit on road to Cedarville, across the Warner Mts. Comment
  POM228879  Monardella sheltonii Louis C. Wheeler 1935-8-14 3841 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC197480  Montia chamissoi Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16454 Modoc Southern outskirts of Fort Bidwell. Comment
  CAS-BOT-BC197481  Montia chamissoi Bruce Bartholomew 1991-7-4 5911 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC197516  Montia chamissoi Bruce Bartholomew; Barrett Anderson 1990-7-20 5506 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC197520  Montia chamissoi E. S. Willits 1940-5-17 265 Modoc Willow Ranch. Comment
  CAS-BOT-BC197521  Montia chamissoi Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 2 mi. W of Adin Summit, U.S. Hy. 299, E of Bieber. Comment
  POM101941  Montia chamissoi Mrs. R. M. Austin 1895-07 470 Modoc Goose Lake Valley. Comment
  SEINET5336613  Montia chamissoi M. J. Williams 1984-6-30 84- 79 -1 Modoc 5.7 mi W of Alturas on Granger Canyon road. 1859 Comment
  CAS-BOT-BC197510  Montia fontana Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16396 Modoc Thoms Creek, 6.1 mi. E of Calif. State Highway 299 along Cedar Pass Rd. 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-BC197549  Montia linearis E. S. Willits 1940-5-17 266 Modoc Willow Ranch. Comment
  CHSC85140  Montia linearis John Dittes; Josephine Guardino 1991-6-1 375 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
  UC412633  Montia linearis Franklin P. Nutting 1894-6-8 Modoc near Egg Lake; Northern California Comment
  UC748280  Montia linearis Annie M. Alexander and Louise Kellogg 1946-6-14 4755 Modoc Silver Creek branch of Patterson Mill Road 1828 Comment
  CAS-BOT-BC247570  Muhlenbergia asperifolia Bruce Bartholomew; Barrett Anderson 1990-7-20 5447 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CAS-BOT-BC247571  Muhlenbergia asperifolia Herbert Louis Mason 1947-8-15 13542 Modoc Mouth of Crane Creek on Willow Ranch. Comment
  UCD86774  Muhlenbergia jonesii Leo Whitney 1935-8-15 3622 Modoc U.S.B.E. - R. S. -6. Comment
  CAS-BOT-BC247563  Muhlenbergia richardsonis Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake. 1310 Comment
  UC1025030  Muhlenbergia richardsonis Leo Whitney 1935-7-19 3539 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  HSC100176  Munroa squarrosa J. P. Smith 2011-8-7 13357 Modoc Along Jesse Valley Road, E of Likely, just E of the bridge over the Pit River. 1372 Comment
  RSA722575  Munroa squarrosa Richard 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
  CHSC77203  Myosotis micrantha G. Schoolcraft; Bartholomew 1998-6-4 2726 Modoc W. side of Hwy 395 1 mi S. of Davis Creek. 1463 Comment
  RSA496334  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-6-28 1288 Modoc N. Warner Mts., Pine Creek e. of New Pine Creek, Oregon. Comment
  OBI48662  Nama demissa Lewis S. Rose 1940-6-14 40581 Modoc Mammoth Cave, 5 mi W of Perez 1280 Comment
  HSC6876  Nasturtium officinale M. T. Milligan 1966-7-1 521 Modoc N end of Jess Valley. 1616 Comment
  CAS-BOT-BC198014  Navarretia breweri Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2146 Modoc W slope of Cedar Pass. Comment
  SJSU8659  Navarretia breweri H. L. Buckalew 1961-6-24 Modoc above Stough Reservoir 2-3 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 2011 Comment
  UC526151  Navarretia breweri John Thomas Howell 1934-6-12 11988 Modoc 9 mi s Davis Creek Comment
  CHSC109895  Navarretia capillaris B. Castro; L. P. Janeway 2012-7-26 1968 Modoc Warner Mountains. At Little Lily Lake, 1.5 air mi N of Mt. Vida. 2254 Comment
  UC711872  Navarretia capillaris Roxana S. Ferris and Laura Lorraine 1941-8-13 10554 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest, East Creek drainage (Modoc National Forest, Warner Mountains) 2164 Comment
  CAS-BOT-BC198001  Navarretia divaricata subsp. divaricata Alice Eastwood; John Thomas Howell 1940-6-14 8218 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC198006  Navarretia divaricata subsp. vividior Bruce Bartholomew 1991-7-4 5894 Modoc S end of Higgins Flat. 1370 Comment
  UC133705  Navarretia divaricata subsp. vividior Mrs. R. M. Austin Jun 1892 Modoc e of Goose Lake; Warner Mountains Comment
  CAS-BOT-BC197996  Navarretia heterandra Alice Eastwood; John Thomas Howell 1940-6-15 8294 Modoc 9 mi. N of Lookout. Comment
  CAS-BOT-BC197991  Navarretia intertexta subsp. intertexta Bruce Bartholomew; Barrett Anderson 1990-7-20 5460 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-BC197977  Navarretia intertexta subsp. propinqua John Thomas Howell 1934-6-15 12199 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  CAS-BOT-BC197985  Navarretia intertexta subsp. propinqua Bruce Bartholomew; Barrett Anderson 1989-6-3 4850 Modoc 6.4 km N of State Hwy 299 on Crowder Flat Road and ca. 5.5 km S of Big Sage Reservoir. 1550 Comment
  JEPS100555  Navarretia intertexta subsp. propinqua Dean W. Taylor 1987-8-9 9287 Modoc Clear Lake Reservoir, on shore 100 meters west of dam 1371 Comment
Read comments
Aug 12 2008
  POM261442  Navarretia intertexta subsp. propinqua Alice Eastwood, J. T. Howell 1940-6-13 8131 Modoc West side of Fandango Pass. Comment
  CAS-BOT-BC197969  Navarretia leucocephala subsp. minima Leland S. Smith 1924-5-31 1355 Modoc Egg Lake above ranch. 1310 Comment
  UC856840  Navarretia leucocephala subsp. minima Lewis S. Rose 1940-6-14 40571 Modoc 8 mi nw Canby 1524 Comment
  UC1058212  Navarretia leucocephala subsp. minima C. McMillan 1949-6-16 1538 Modoc 3 mi s Crowder Flat (35 mi n of Canby) Comment
  SEINET200248  Navarretia propinqua Herbert L. Mason 1946-7-13 13449 Modoc West end of Fandango Pass near Goose Lake on road to Fort Bidwell. Comment
  RSA150284B  Navarretia sinistra A. J. Cronquist, Arthur H. Holmgren 1959-6-20 8522 Modoc Warner Mountains: at Cedarville Pass, between Cedarville and Alturas. 1921 Comment
  POM312621  Navarretia sinistra H. L. Mason 1947-8-8 13455 Modoc Ingalls Swamp, north of Big Sage Reservoir, northwest of Alturas Comment
  HSC81074  Nemophila parviflora G. M. Riegel 1979-7-2 471 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC179305  Nemophila parviflora var. austiniae Bruce Bartholomew; Barrett Anderson 1988-5-12 4114 B Modoc S side of Egg Lake. 1300 Comment
  UC449918  Nemophila parviflora var. austiniae Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell , 12 Mile Creek (12 Mile Creek) Comment
  CAS-BOT-BC179287  Nemophila pedunculata C. L. Hitchcock 1940-5-27 6684 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC179294  Nemophila pedunculata Edward Kent Balls 1950-5-18 14758 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  UC1178999  Nemophila pedunculata Herbert L. Mason 1947-7-8 13313 Modoc Cedar Pass , Cedar Pass (summit Warner Range) 1920 Comment
  UC880935  Nemophila pedunculata C. L. Hitchcock 1940-5-27 6684 Modoc 15 mi ne Alturas; ne of Alturas 1615 Comment
  POM175555A  Nemophila pedunculata F. W. Peirson 1926-6-25 6896 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  SJSU9558  Neoholmgrenia andina W. Savage 1979-7-3 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  HSC26499  Nestotus stenophyllus J. P. Smith, J. O. Sawyer 1972-5-6 5273 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  UC1234579  Nestotus stenophyllus Peter H. Raven 1962-5-29 17895 Modoc 14 miles northwest of Canby. Comment
  SEINET10756784  Nestotus stenophyllus LeRoy E. Detling 1948-5-24 Detling 6255 Modoc North Fork Pit River. 1463 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
  NY962860  Nicotiana attenuata B. M. Bartholomew 1990-7-21 5550 Modoc West edge of Middle Alkali Lake, directly east of Cedarville, Surprise Valley 1370 Comment
  CAS-BOT-BC245373  Nicotiana attenuata Fred. P. Cronemiller 1919-11-3 12 Modoc Shore of Goose Lake. 1432 Comment
  HSC26500  Nothocalais troximoides J. P. Smith, J. O. Sawyer 1972-5-6 5252 Modoc County Rd. 86, just E of Adin. 1098 Comment
  CAS-BOT-BC190813  Oenothera deltoides subsp. piperi Bruce Bartholomew; Barrett Anderson 1989-6-2 4836 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  RSA59364  Olsynium douglasii E. K. Balls 1950-5-11 14629 Modoc 8.1 miles NE of Fort Bidwell. Above Cow Head Lake. Along 8 Mile Creek. 1463 Comment
  CAS-BOT-BC245086  Olsynium douglasii var. douglasii L. A. M. Black 1894-4-1 105 Modoc Davis Creek. Comment
  CAS-BOT-BC245095  Olsynium douglasii var. douglasii Edward Kent Balls 1950-5-12 14641 Modoc Above Buck Creek Ranger Station. 1767 Comment
  CDA7564  Onopordum acanthium T. C. Fuller 1957-9-18 339 -57 Modoc Alturas. 0 Comment
  CDA7561  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  CAS-BOT-BC50377  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1958-7-9 900 -58 Modoc Alturas. Comment
  UCD88279  Orcuttia tenuis R. Preston 2000-7-17 1392 Modoc ca. 9.5 miles NW of Canby, on N side of Highway 139, 3.2 miles E of Forest Service Road 44N11. 300 feet E of outfall of large seasonal lake. 1487 Comment
  UC748366  Oreostemma alpigenum var. andersonii Annie M. Alexander and Louise Kellogg 1946-8-9 5131 Modoc Patterson Lake Trail Warner Mountains Comment
  RSA0077929  Orobanche corymbosa subsp. corymbosa Louis C. Wheeler 1935-8-28 3927 Modoc Devil's Garden: 1.5 miles S of Lakeshore Reservoir. 1524 Comment
  CAS-BOT-BC232176  Orthocarpus cuspidatus subsp. copelandii Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10590 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CAS-BOT-BC232325  Orthocarpus cuspidatus subsp. copelandii Elmer Ivan Applegate 1932-7-31 7966 Modoc Mill Creek Meadows. Comment
  JEPS86677  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard and T. I. Chuang 1990-7-14 6758 Modoc ca 2 mi n Cedar Pass (along Old Common Mill Rd, 0.7 mi e of Soldier Creek Rd); n of Cedar Pass 2075 Comment
  JEPS66443  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard and P. Rubtzoff 1971-8-3 2704 Modoc at junction of Soldier Creek and Old Cannon Mill rds 2 mi n of summit (e) Cedarville Pass; Warner Mts. 1859 Comment
  UC726143  Orthocarpus luteus A. A. Heller 1940-6-30 15745 Modoc along U.S. Highway #299, 8 mi w Alturas; w of Alturas Comment
  HSC80794  Osmorhiza berteroi G. M. Riegel 1980-7-1 800 Modoc South Warner Mountains 1670 Comment
  NY1101674  Osmorhiza chilensis L. Constance 1946-7-4 3103 Modoc Deep Creek 3.4 miles below summit, Warner Mountains 1829 Comment
  CAS-BOT-BC15745  Osmorhiza occidentalis Annie Montague Alexander; L. Kellogg 1946-7-11 4962 Modoc Eight Mile Creek. Comment
  HSC21591  Osmorhiza occidentalis M. T. Milligan 1966-7-3 548 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  CHSC109210  Packera cana L. P. Janeway; B. Castro 2012-7-24 10966 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  HSC67898  Packera cana J. P. Smith, J. O. Sawyer 1973-8-8 7240 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS6007  Packera cana Frances D. Payne 1932-6-22 572 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC190691  Packera cana M. F. Gilman 592 Modoc 1676 Comment
  UCD134775  Packera eurycephala B. L. Kay 1960-6-1 s.n. Modoc 2.5 miles northeast of Likely. 1371 Comment
  CAS-BOT-BC316873  Packera eurycephala var. eurycephala R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC50311  Packera eurycephala var. eurycephala Bruce Bartholomew 1991-7-5 5940 Modoc Dry wash draining into North Willow Creek, between Crowder Flat and the Oregon border. 1620 Comment
  CAS-BOT-BC50316  Packera eurycephala var. eurycephala Francis Dorris Payne 1932-6-22 581 Modoc Parker Creek. 1584 Comment
  CHSC70718  Packera pseudaurea var. pseudaurea A. Sanger 1997-6-11 2567 Modoc Tri-tip meadow to the west of road where it runs north to south, at old beaver dam site. 1511 Comment
  CAS-BOT-BC190772  Paeonia brownii Bruce Bartholomew; Barrett Anderson 1989-4-29 4686 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  CAS-BOT-BC190778  Paeonia brownii E. S. Willits 1940-5-4 211 Modoc Willow Ranch. Comment
  CAS-BOT-BC248355  Paeonia brownii B. Bartholomew; H. Sun 2002-6-24 8838 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CHSC26575  Paeonia brownii L. Mayer 1974-7-1 Modoc Label said Modoc County (?) Comment
  POM260872  Paeonia brownii Alice Eastwood, John T. Howell 1940-6-13 8117 Modoc Surprise Comment
  JEPS60654  Paeonia brownii Milo S. Baker 1893-6-1 Modoc Comment
  RSA602592  Panicum capillare L. C. Wheeler 1935-9-13 3984 Modoc Devil's Garden; Fletcher Creek at Pease Place 1524 Comment
  POM44194  Pedicularis attollens R. M. Austin 1895-07 409 Modoc Goose Lake Valley. Comment
  RSA504630  Pedicularis groenlandica Bruce Bartholomew, B. Anderson 1988-6-24 4341 Modoc Cave Lake, W side of the Warner Mountains. 2130 Comment
  CAS-BOT-BC30195  Pellaea breweri Gregg M. Riegel 1980-7-31 928 Modoc South Warner Mountains Comment
  POM128328  Penstemon davidsonii subsp. davidsonii M. French Gilman s.n. Modoc [No location information provided.] Comment
  CAS-BOT-BC232350  Penstemon davidsonii var. davidsonii Bruce Bartholomew 1991-8-5 6055 Modoc Spring NE of Cottenwood Lake along Summit Trail from Squaw Peak to Patterson Lake, Warner Mts. 2580 Comment
  CAS-BOT-BC265300  Penstemon davidsonii var. davidsonii John Thomas Howell 1934-6-14 12122 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  CAS-BOT-BC265301  Penstemon davidsonii var. davidsonii John Thomas Howell 1934-6-14 12122 Modoc Near Lost Lake, Warner Mountains 2438 Comment
  NY590168  Penstemon davidsonii var. davidsonii N. H. Holmgren 1964-8-22 1721 Modoc Warner Range, Modoc National Forest, Eagle Peak. 3027.9 Comment
  UC1586980  Penstemon deustus Juha Pykala and D. H. Norris 1987-5-27 1037 Modoc between Lower Rush Creek Campground and Upper Rush Creek Campground; Modoc National Forest 1493 Comment
  UC573267  Penstemon deustus M. H. Mitchell 1936-5-21 49 Modoc 2 mi SE Hospital Rock; Modoc Lava Beds Natl. Mon., Dorris Quadrangle 1249 Comment
  CAS-BOT-BC232372  Penstemon deustus var. pedicellatus Elmer Ivan Applegate 1932-8-2 8070 Modoc Mill Creek Meadows. Comment
  JEPS11228  Penstemon deustus var. pedicellatus Milo S. Baker 1893-7-24 25 Modoc near, sw Forestdale (Lava Beds); near Forestdale, sw, Lava Beds Comment
  CAS-BOT-BC245534  Penstemon gracilentus Elmer Ivan Applegate 1932-7-9 7617 Modoc N slope of Bidwell Mountain. Comment
  NY600738  Penstemon gracilentus M. Bourell 1993-8-14 5223 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743.2 Comment
  UC1594759  Penstemon gracilentus David Charlet 1989-8-15 512 Modoc 1.3 km nw Eagle Peak (Upper Slide Creek, South Warner Mountains); South Warner Mountains, nw of Eagle Pk, Upper Slide Creek 2549 Comment
  JEPS109865  Penstemon heterodoxus var. shastensis Dean W. Taylor 2007-5-16 20183 Modoc Liza Large Flat, on the western edge of the flat (site is ca. 10 air miles NNW of Lookout) 1310 Comment
  UC27425  Penstemon heterodoxus var. shastensis Mrs. R. M. Austin June, 1894 Modoc near Emigrant Springs (lava beds, Northern California); near Emigrant Springs Comment
  CAS-BOT-BC245522  Penstemon humilis var. humilis John Thomas Howell 1934-7-1 12337 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC245528  Penstemon humilis var. humilis Lindsay Stuart Smith 1924-6-12 612 Modoc unspecified Comment
  LA35157  Penstemon newberryi var. newberryi Mary V. Hood; 1944-6-27 44- 91 k* Modoc Sierra Nevada, Sequoia National Park, Summit Little Baldy 2544 Comment
  CAS-BOT-BC232513  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 mi. NW of Alturas. 1615 Comment
  NY650134  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 miles northeast of Alturas 1615.4 Comment
  RSA27979  Penstemon roezlii C. Leo Hitchcock 1940-5-27 6651 Modoc 9 miles northeast of Alturas. 1402 Comment
  UC887106  Penstemon roezlii C. L. Hitchcock 1940-5-27 6651 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  SEINET5329598 Image available Penstemon roezlii M. J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mtns. Stowe Reservoir area, W of Soldier Creek Road 2103 Comment
  UC690360  Penstemon roezlii Milo S. Baker 1936-7-14 8340 Modoc about 2 mi w Cedar Pass Camp (along old road to Alturas); Warner Mts., w of Cedar Pass Camp Comment
  UCD124163  Penstemon roezlii Jack Major 1966-6-24 s.n. Modoc Above Goose Lake, west side of Fandango Pass. 1645 Comment
  CAS-BOT-BC245493  Penstemon rydbergii var. oreocharis C. L. Hitchcock 1940-5-28 6726 Modoc 15 mi. N of Alturas (near Surprise). 1402 Comment
  CAS-BOT-BC245509  Penstemon rydbergii var. oreocharis E. S. Willits 1940-6-9 337 Modoc 12 Mile Creek. Comment
  NY651334  Penstemon rydbergii var. oreocharis D. D. Keck 1935-6-24 3722 Modoc 1.5 miles north of Davis Creek 1525 Comment
  POM260366  Penstemon rydbergii var. oreocharis C. Leo Hitchcock 1940-5-28 6726 Modoc 15 miles N of Alturas. 1402 Comment
  RSA420365  Penstemon rydbergii var. oreocharis Robert Gustafson 1985-6-13 3164 Modoc Jct of Hwy 49 and Forest Service road 12, Yuba Pass summit. 2043 Comment
  CAS-BOT-BC245544  Penstemon speciosus C. C. (Mrs.) Bruce 1893-7-1 81 Modoc Davis Creek. Comment
  CAS-BOT-BC245553  Penstemon speciosus Bruce Bartholomew 1991-6-22 5867 Modoc E side of the Pit River, ca. 2 km S of Joseph Creek. 1410 Comment
  CAS-BOT-BC245562  Penstemon speciosus Leland S. Smith 1924-5-31 1348 Modoc Egg Lake Ranch S and near timber. 1310 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
  CAS-BOT-BC214729  Peraphyllum ramosissimum Leland S. Smith 1920-6-15 1199 Modoc Plateau W of Alturas. 1341 Comment
  CAS-BOT-BC214730  Peraphyllum ramosissimum Belknap C. Goldsmith 1910-4-29 3 Modoc 0.5 mi. N of Alturas. 1371 Comment
  JEPS126021  Peraphyllum ramosissimum C. S. Campbell 2008-5-23 08 -029 Modoc Hwy 299, about 6 miles east of Alturas Comment
  CAS-BOT-BC15707  Perideridia bolanderi subsp. bolanderi Bruce Bartholomew; Barrett Anderson 1988-6-23 4255 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC15714  Perideridia oregana John Thomas Howell 1934-6-30 12287 Modoc Duncan Horse Camp. 1355 Comment
  SEINET516148  Persicaria amphibia Vernon H. Oswald 1998-9-8 9592 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. 1280 Comment
  CHSC116077  Persicaria lapathifolia Lowell Ahart; John Dittes 2015-7-16 20174 Modoc North edge of Ash Creek (destroyed), southeast of the 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
  CHSC71886  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1998-9-8 9600 Modoc Mosquito Lake on the north side of Whitehorse Flat Reservoir ca. 20 air mi north of McArthur. Common in drying soil on the receding margin of the lake. 1341 Comment
  CAS-BOT-BC218156  Persicaria maculosa Bruce Bartholomew 1992-8-7 6355 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CHSC115561  Phacelia egena Lowell Ahart; John Dittes 2015-7-15 20339 Modoc About 400 yards northeast of the old barn, on the south side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1269 Comment
  UC748114  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-8-1 5116 Modoc Eagle Peak Warner Mountains (top) 3019 Comment
  RSA504603  Phacelia hastata subsp. hastata Bruce Bartholomew, B. Anderson 1988-6-23 4267 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  RSA531368  Phacelia hastata subsp. hastata Bruce Bartholomew, B. Anderson 1990-7-20 5527 Modoc 3.4 Km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  HSC13656  Phacelia hastata var. hastata M. T. Milligan 1964-6-25 87 Modoc Upper Lassen Creek 1829 Comment
  CAS-BOT-BC180003  Phacelia heterophylla subsp. virgata Annie Montague Alexander; L. Kellogg 1946-6-10 4721 Modoc Lava bench between Lower and Snake Lakes, slope facing Lower Lake. Comment
  RSA427984  Phacelia heterophylla subsp. virgata Christopher Davidson 1975-6-4 2594 Modoc 0.4 mile east of Highway 395 on Highway 299 toward Cedarville. Fenced pasture on south side of road. 1380 Comment
  UC1051773  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-19 312 Modoc just below summit of Fandango Pass (sw of Fort Bidwell); Warner Mountains 1828 Comment
  UC660090  Phacelia humilis Dorothy E. Beetle 1941-7-29 65 Modoc road to Cedarville at the pass; above a stream 2118 Comment
  HSC24863  Phacelia humilis Richard Spjut 1970-7-20 851 Modoc At Cedar Flat Campground, 10 mi. W of Cedarville along Hwy. 299 1829 Comment
  CAS-BOT-BC179972  Phacelia humilis var. humilis M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Camp ground. Comment
  CAS-BOT-BC179978  Phacelia humilis var. humilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16416 Modoc Near summit of Cedar Pass. 1935 Comment
  CAS-BOT-BC179965  Phacelia inundata Dean William Taylor 1988-8-11 10036 Modoc SW shore Clera Lake Reservoir. 1362 Comment
  CAS-BOT-BC179956  Phacelia linearis Leland S. Smith 1103 Modoc Deep Creek, W of Cedarville. 1828 Comment
  JEPS91344  Phacelia linearis Dean Wm. Taylor with Glenn Clifton 1990-6-12 10892 Modoc near Battle of Dry Lake (site), ca. 0.5 miles NW along right-of-way of Pacific Gas Pipeline 1280 Comment
  JEPS91347  Phacelia linearis Dean W. Taylor 1988-6-4 9749 Modoc W shore Mud Lk, 2.6 miles South20degreesEast of Damon's Butte 1341 Comment
  CAS-BOT-BC179951  Phacelia linearis C. C. (Mrs.) Bruce 1899-7-1 2193 Modoc Hills. Comment
  POM73495  Phacelia linearis Mrs. R. M. Austin 1895-06 551 Modoc Goose Lake Valley. Comment
  RSA428040  Phacelia linearis George Willet 1935-6-12 s.n. Modoc Warner Mountains. 2287 Comment
  SEINET5506815  Phacelia purpusii M. J. Williams 1968-6-1 s.n. Modoc Warner Mountains, Cedar Pass 1920 Comment
  NY1056750  Phacelia tetramera B. M. Bartholomew 1995-5-13 6903 Modoc East of Eagleville near Eagleville Airport, south end of Surprize Valley 1390 Comment
  CAS-BOT-BC179907  Phacelia thermalis Bruce Bartholomew; Barrett Anderson 1989-6-3 4893 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC179915  Phacelia thermalis Annie Montague Alexander; L. Kellogg 1946-6-10 4712 Modoc Shore of Snake Lake. Comment
Read comments
Jul 12 2019
  HSC10582  Phleum alpinum M. T. Milligan 1966-7-3 532 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  CAS-BOT-BC247597  Phleum pratense Bruce Bartholomew; Barrett Anderson 1988-7-22 4477 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  JEPS74046  Phleum pratense Frances D. Payne 1932-7-18 704 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  SACT001759  Phleum pratense Herbert Mason 1947-8-13 Modoc Meadow, northeast side of F reservoir, north of Canby Comment
  UC70660  Phleum pratense Mrs. M. H. Manning 1904-7-7 418 Modoc north-eastern Modoc County Comment
  UCR29795  Phlox J. A. Harpel 1981-8-7 V- 57 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  UC1191211  Phlox austromontana F. H. Frost 1925-5-24 5 Modoc e slope Steamboat Canyon; Warner Mountains Comment
  CHSC39481  Phlox caespitosa Jeanie M. Thayer 1984-4-14 1 Modoc Ca. 50 ft. s of Hwy 299, ca. 4 mi. ene of jct. of hwys 299 and 395. Ca. 10 mi ene of Alturas. 1463 Comment
  CAS-BOT-BC197946  Phlox diffusa Robert Patterson; Mona Bourell 1993-8-14 5221 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  UC449763  Phlox diffusa M. F. Gilman 659 Modoc 1676 Comment
  UCD118291  Phlox douglasii R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek. Comment
  CAS-BOT-BC197929  Phlox douglasii subsp. rigida Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16392 Modoc 5 mi. E of Hwy 299 along Cedar Pass road. Comment
  CAS-BOT-BC197930  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10580 A Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CAS-BOT-BC197941  Phlox douglasii subsp. rigida Leland S. Smith 1922-5-28 1240 Modoc Happy Camp Mt. 1889 Comment
  UC880425  Phlox douglasii subsp. rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 mi n Alturas (near Surprise) 1402 Comment
  UC1075747  Phlox gracilis Robert J. Weatherby 1955-7-8 1615 Modoc 7 mi n Ft. Bidwell (n Warner Mts.); Warner Mts. 1874 Comment
  SJSU9548  Phlox hoodii subsp. canescens W. Savage 1979-7-3 1282 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA647581  Phlox hoodii subsp. canescens Marion P. Harthill 1972-6-17 850 Modoc Cedar Pass 1921 Comment
  CAS-BOT-BC197865  Phlox stansburyi Belknap C. Goldsmith 1912-5-8 45 Modoc 8 mi. NW of Alturas. Comment
  CAS-BOT-BC197872  Phlox stansburyi Bruce Bartholomew 1991-5-24 5727 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CAS-BOT-BC197878  Phlox stansburyi Bruce Bartholomew; Barrett Anderson 1989-6-2 4847 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  UC449765  Phlox stansburyi Mrs. M. H. Manning 1907-4-23 713 Modoc e side Warner Range; , Warner Valley Mts. Comment
  RSA469950  Phlox stansburyi var. brevifolia Christopher Davidson 1975-6-4 2589 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  CAS-BOT-BC248366  Phoenicaulis cheiranthoides B. Bartholomew; H. Sun 2002-6-24 8849 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  CAS-BOT-BC58306  Phoenicaulis cheiranthoides Annie Montague Alexander; L. Kellogg 1946-6-26 4834 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  JEPS5939  Phoenicaulis cheiranthoides Frances D. Payne 1932-4-22 385 Modoc 8 mi e of Alturas (on road to Parker Creek) Comment
  NY182049  Phoenicaulis cheiranthoides B. M. Bartholomew 1988-5-13 4152 Modoc Along Parker Creek Road, .5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mountains. 1650 Comment
  RSA120962  Phoenicaulis cheiranthoides Milo S. Baker 1936-6-14 8349 Modoc Near summit of Cedar Pass. 1936 Comment
  UC10761  Phoenicaulis cheiranthoides Mrs. R. M. Austin April, 1894 Modoc Goose Lake Valley Comment
  UC71679  Phoenicaulis cheiranthoides Mrs. M. H. Manning 1903-4-12 63 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  CAS-BOT-BC58639  Physaria occidentalis Leland S. Smith 1917-7-2 67 Modoc Warren Mt. 2685 Comment
  CHSC112775  Pilularia americana Lowell Ahart; John Dittes 2013-7-24 18924 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
  UC401393  Pinus albicaulis W. P. Taylor and H. C. Bryant 1910-7-1 Modoc Summit of Warren Pk. Warner Mountains, Summit of Warren Pk. 2926 Comment
  UCSB31430  Pinus albicaulis Haller, John 1978-7-19 Modoc Summit ridge of Warner Mountains, 1 km. north of the Likely-Eagleville Road 2377 Comment
  CAS-BOT-BC30200  Pinus contorta subsp. murrayana Bruce Bartholomew 1990-8-5 5686 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2400 Comment
  POM203789  Pinus contorta var. murrayana J. T. Howell 1934-6-14 12108 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC79038  Pinus ponderosa John Thomas Howell 1934-6-16 12205 A Modoc Parker Creek, Warner Mts. 1584 Comment
  SEINET12616116  Pinus ponderosa var. ponderosa David A. Charlet 1994-7-7 1933 Modoc Warner Mountains near Surprise Valley floor at Lake City turnoff. 1433 Comment
  CAS-BOT-BC80048  Pinus washoensis B. Bartholomew 1990-8-5 5664 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2400 Comment
  NY63477  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
  CAS-BOT-BC58783  Plagiobothrys Clare Butterworth Hardham 1961-6-18 7815 B Modoc Cedar Pass, Warner Mountains Comment
  SJSU9617  Plagiobothrys bracteatus W. Savage 1979-7-6 1425 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC526160  Plagiobothrys cognatus John Thomas Howell 1934-6-12 12034 A Modoc Plum Valley Watner Mts. Comment
  HSC30199  Plagiobothrys cusickii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19525 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 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
  UC526163  Plagiobothrys hispidulus John Thomas Howell 1934-7-2 12360 Modoc near Willow Creek (ne side Clear Lake); mouth Willow Creek Comment
  UC711884  Plagiobothrys hispidulus Roxana S. Ferris and Laura Lorraine 1941-8-13 10559 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  UC1191836  Plagiobothrys mollis Herbert L. Mason, Verne Grant 1947-7-10 13333 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC58795  Plagiobothrys mollis var. mollis Bruce Bartholomew; Barrett Anderson 1988-7-21 4421 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CHSC106335  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2010-8-30 17077 Modoc About 25 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC71866  Plagiobothrys reticulatus Mrs. M. H. Manning 1903-5 142 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  CAS-BOT-BC58758  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13415 Modoc Pit River Valley, S of Alturas. Comment
  CAS-BOT-BC58741  Plagiobothrys scouleri Alice Eastwood; John Thomas Howell 1940-6-12 8077 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC58746  Plagiobothrys scouleri Alice Eastwood; John Thomas Howell 1940-6-12 8078 Modoc Between Likely and Jess Valley. Comment
  UCD121009  Plagiobothrys stipitatus var. micranthus Herbert L. Mason; Verne Grant 1947-7-12 13410 Modoc West side of Pit River Valley, south of Alturas. Comment
  CHSC67090  Plagiobothrys tenellus James D. Jokerst 1987-5-12 2853 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  SBBG20689  Plagiobothrys undulatus C. B. Hardham 1961-6-17 Modoc Cedar Pass Cmpgrd Comment
  CAS-BOT-BC190750  Plantago lanceolata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16528 Modoc 4.6 mi. N of Adin. Comment
  CAS-BOT-BC242221  Platanthera dilatata var. leucostachys Bruce Bartholomew 1989-7-14 4973 Modoc Field redacted by CAS, contact the data manager for more information 1480 Comment
  CAS-BOT-BC136649  Platanthera stricta Mrs. R. M. Austin 1883-8-1 s.n. Modoc Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC242210  Platanthera stricta Leland S. Smith 1918-6-22 943 Modoc Field redacted by CAS, contact the data manager for more information 2286 Comment
  RSA433722  Plectritis californica Christopher Davidson 1973-5-24 2101 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  CAS-BOT-BC245399  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1988-5-14 4203 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC245405  Plectritis macrocera Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16420 Modoc Near summit of Cedar Pass, betw. Alturas & Cedarville. 1950 Comment
  POM319399  Plectritis macrocera Patricia Wilder 1971-6-20 5078 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
  POM319516  Poa Patricia Wilder 1971-6-20 5080 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-BC247576  Poa X limosa Dean William Taylor; R. Palmer; William B. Davilla 1987-6-23 9047 Modoc Crank Springs. 1432 Comment
  CAS-BOT-BC247584  Poa bulbosa Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16527 Modoc 4.6 mi. N of Adin. Comment
  CHSC85108  Poa bulbosa John Dittes; Josephine Guardino 1991-6-1 366 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
  UC450472  Poa bulbosa M. V. Maxwell June 1930 Modoc Adin Comment
Read comments
May 19 2009
  SACT001882  Poa nevadensis Herbert Mason, Malcolm Nobs 1949-5-29 Modoc 2 miles east of Adin. Comment
  SEINET188357 Image available Poa nevadensis C. L. Hitchcock 1940-5-28 6725 Modoc Along sedgey bank of stream; 15 miles north of Alturas 1402 Comment
  UC1025014  Poa palustris Leo Whitney 1935-7-13 3493 Modoc Alturas Comment
  UCD91792  Poa palustris Beecher Crampton 1954-7-7 2159 Modoc 2.5 miles east of Alturas, near radio station KCNO. Comment
  HSC10760  Poa pratensis M. T. Milligan 1965-6-26 346 Modoc E slope of eroded volcanic plateau. 1677 Comment
  UCD91957  Poa pratensis R. Tofsrud 1949-6-1 s.n. Modoc near Eagleville. Comment
  JEPS120882  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18767 Modoc About 300 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  POM260300  Poa secunda C. L. Hitchcock 1940-5-27 6660 Modoc 9 miles northeast of Alturas. 1402 Comment
  RSA602386  Poa secunda L. C. Wheeler 1935-8-2 3742 Modoc Dismal Swamp, Twenty Mile Creek; Warner Mountains 2226 Comment
  CHSC115478  Poa secunda subsp. juncifolia L. P. Janeway 2014-7-8 11455 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
  UC1025066  Poa secunda subsp. juncifolia Leo Whitney 1935-7-21 3551 Modoc 15 mi w Canby (Happy Camp); Modoc Nat'l Forest 1463 Comment
  UCD32687  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-6 2085 Modoc 4 miles N of Likely, along US Hwy 395. Comment
  UCD92371  Poa secunda subsp. juncifolia August L. Hormay 1932-7-16 s.n. Modoc Modoc National Forest, Crowder Ranger Station. 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-BC247603  Poa secunda subsp. secunda Elmer Ivan Applegate 1932-7-31 7976 Modoc Mill Creek Meadow. Comment
  CAS-BOT-BC247659  Poa secunda subsp. secunda Isabel T. Kelly 1930-1-1 60 Modoc Modoc County. 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
  UC1024858  Poa secunda subsp. secunda Leo Whitney 1935-6-1 3174 Modoc meadow 1 mi s White Horse Comment
  UC1024906  Poa secunda subsp. secunda Leo Whitney 1935-5-19 3105 Modoc ca 15 mi nw Canby (Hackamore); Modoc Nat'l Forest 1463 Comment
  UC1025000  Poa secunda subsp. secunda Leo Whitney 1935-7-7 3383 Modoc 4 mi n Canby (Howard Gulch) Comment
  UC1025015  Poa secunda subsp. secunda Leo Whitney 1935-7-13 3495 Modoc ca 17 mi n Canby (Badger Wells) Comment
  UC1037165  Poa secunda subsp. secunda Leo Whitney 1935-7-12 3499 Modoc 10 mi w Canby (Cottonwood Flat) Comment
  UCD90790  Poa secunda subsp. secunda Beecher Crampton; Carl Rimbey 1954-7-7 2131 Modoc W side of Cedar Pass, Warner Mountains. 1889 Comment
  UCD91715  Poa secunda subsp. secunda W. E. Moon 1959-5-19 s.n. Modoc State Hwy. 139, 4 miles SE of Checking station, N of Perez. Comment
  CAS-BOT-BC252521  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5544 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  CAS-BOT-BC179354  Pogogyne floribunda Bruce Bartholomew 1991-8-4 6021 Modoc 3.2 km S of Drift Fence Tank on road to Mud Lake. 1580 Comment
  CHSC67516  Pogogyne floribunda J. D. Jokerst 1987-6-24 2938 Modoc Modoc National Forest, Devils Garden Ranger District. About 2 miles NE of Doublehead Mountain, 1.25 miles S of Clear Lake, along dirt road about 2 miles WSW of Red Lake. Comment
  UC1597730 Image available Pogogyne floribunda J. D. Jokerst 1990-7-31 3205 Modoc about 1.5 mi se Doublehead Mountain (n and adjacent to dirt road and 0.25 mi w of a n-s oriented fenceline through the center of section 13, s of Clear Lake); Modoc National Forest, Devils Garden Ranger District 1371 Comment
  SEINET5850111  Polanisia dodecandra R. R. Halse 2010-9-2 8109 Modoc Warner Mountains; Modoc National Forest; along State Hwy. 299 ca 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead.; 0 1619 Comment
  CAS-BOT-BC95162  Polanisia dodecandra subsp. trachysperma John Thomas Howell 1934-6-13 12089 Modoc Surprise Valley, 3 mi N of Eagleville. Comment
  CAS-BOT-BC197851  Polemonium micranthum Bruce Bartholomew; Barrett Anderson 1989-4-29 4671 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  UC1228812  Polemonium micranthum Lincoln Constance and Emil DiFulvio 1962-4-16 3748 Modoc open slope 3.2 mi n Likely; n of Likely 1310 Comment
  CAS-BOT-BC197856  Polemonium pulcherrimum Elmer Ivan Applegate 1932-8-3 8118 Modoc Arid crest of Warner Mts. N of Eagle Peak. Comment
  UC1563901  Polyctenium fremontii Barbara Ertter 1988-6-18 7617 Modoc 1 mi s of s junction to Lava Beds National Monument (e of Tonesta, Highway 139 ca 50 airmi sw of Klamath Falls, a few mi n of Agric. Inspection Station); e of Tonesta, s of s jct to Lava Beds National Monument 1310 Comment
  JEPS13800  Polyctenium fremontii Mary H. Manning 1912-4 Modoc Tule Lake 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
  UC850123  Polygonum Lewis S. Rose 1940-6-14 40570 Modoc 8 mi nw of Canby 1524 Comment
  SJSU10644  Polygonum austiniae H. L. Buckalew 1961-6-29 Modoc by Stough (""Stowe"") Reservoir, 1 mi N of Cedar Pass on the Alturas-Cedarville Rd 1920 Comment
  NY404673  Polygonum austiniae R. M. Austin 1886-1 s.n. Modoc Comment
  CAS-BOT-BC218107  Polygonum aviculare Herbert Louis Mason; Verne Grant 1947-7-18 8043 Modoc Eastside Canal, 5 mi N of Bayley's bridge, S of Alturas. Comment
  CHSC112836  Polygonum aviculare Lowell Ahart; John Dittes 2013-7-24 18915 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
  JEPS91068  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10486 Modoc Warner Mountains, bed of Snake Lake Snake Lake; Warner Mountains, bed of Snake Lake 1569 Comment
  UCR47769  Polygonum douglasii F. R. Fosberg 1957-8-18 38854 Modoc Upper Rush Creek Campground, NE of Adin 1600 Comment
  POM312535  Polygonum douglasii H. L. Mason, Verne Grant 1937-7-13 13451 Modoc On Obsidian rubble, W end of Fandango Pass, near Goose Lake, on road to Fort Bidwell Comment
  JEPS50564  Polygonum douglasii subsp. douglasii W. L. Jepson 1931-8-7 15982 Modoc Fresno Grove Big Trees 1889 Comment
  NY323762  Polygonum esotericum L. C. Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devil's Garden; (Mt. Diablo Mer.) 1524.0 Comment
  POM104438  Polygonum persicaria R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC218165  Polygonum polygaloides Bruce Bartholomew; Barrett Anderson 1989-6-1 4726 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 Comment
  CAS-BOT-BC218172  Polygonum polygaloides subsp. confertiflorum Leland S. Smith 1922-7-7 1260 Modoc High Grade Hill and Dismal Swamp. 2316 Comment
  POM260894  Polygonum polygaloides subsp. confertiflorum Alice Eastwood, John T. Howell 1940-6-14 8228 Modoc 8 miles NW of Canby Comment
  POM260895  Polygonum polygaloides subsp. confertiflorum Alice Eastwood, John T. Howell 1940-6-14 8210 Modoc 8 miles NW of Canby Comment
  UC6711  Polygonum polygaloides subsp. confertiflorum Mrs. R. M. Austin June, 1894 Modoc lava beds w Willow Creek Comment
Read comments
Jul 6 2010
  CAS-BOT-BC218178  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8228 B Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC218189  Polygonum polygaloides subsp. kelloggii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 107 Modoc Above Parker Creek, Warner Mts. Comment
  UC1060644  Polygonum polygaloides subsp. kelloggii Herbert L. Mason 1957-7-6 14276 Modoc w Goose Lake; Rim Rock Comment
  RSA101497  Polygonum sawatchense subsp. oblivium R. Weatherby 1955-7-7 1608 Modoc Northern Juniper Woodland, 7 miles N of Ft. Bidwell 1875 Comment
  HSC17501  Polygonum sawatchense subsp. sawatchense M. T. Milligan 1965-6-30 389 Modoc E of Jess Valley. 1707 Comment
  CAS-BOT-BC218151  Polygonum spergulariiforme Bruce Bartholomew; Barrett Anderson 1990-7-19 5397 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  RSA520360  Polygonum spergulariiforme Bruce Bartholomew 1989-7-14 4923 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  POM313141  Polypogon interruptus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1052 Modoc 4 miles west of Adin. Comment
  CAS-BOT-BC252510  Polypogon monspeliensis Bruce Bartholomew 1992-5-15 6283 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  UCD91357  Polypogon monspeliensis Malcolm A. Nobs; S. Galen Smith 1949-7-20 1052 Modoc 4 miles west of Adin. Comment
  JEPS89823  Polystichum scopulinum Dean Wm. Taylor with Glenn Clifton 1990-6-25 11163 Modoc n. slopes Peak 7298 (Cedar Pass); Warner Mts., Davis Creek 15' USGS map, Cedar Pass 2148 Comment
  CAS-BOT-BC225105  Populus tremuloides Belknap C. Goldsmith 1911-5-28 27 Modoc Sugar Hill, W slope Warner Mts. 1524 Comment
  CAS-BOT-BC95150  Porterella carnosula Bruce Bartholomew 1995-6-23 7001 Modoc 3.4 km from Goose Lake on road to Meteorite Tank. 1600 Comment
  UCR101261  Porterella carnosula L. C. Wheeler 1935-8-3 3756 Modoc Warner Mtns, Rock Lake, Pine Creek 1921 Comment
  UC1191467  Portulaca oleracea Verne Grant, Irving Schneider 1947-8-27 8315 Modoc sw end of Clear Lake Clear Lake Comment
  CAS-BOT-BC242249  Potamogeton epihydrus Herbert Louis Mason; Verne Grant 1947-7-12 13397 Modoc Jones' Lane, off Hwy 395, several mi. S of Alturas. 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
  UCD138231  Potamogeton foliosus Verne Grant; Irving Schneider 1947-7-29 8178 Modoc Fitzhugh Creek, near Payne Reservoir, south of Alturas. Comment
  SEINET5335353  Potamogeton natans M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  CAS-BOT-BC242260  Potamogeton pectinatus Verne Grant; I. Schneider 1947-7-19 8085 Modoc S of Williams ranch house, N of Likely. 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
  CAS-BOT-BC242273  Potamogeton richardsonii Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River, at Lookout. Comment
  UC1100091  Potamogeton zosteriformis Herbert L. Mason, Verne Grant 1947-7-12 13384 Modoc several mi s of Alturas (by Jone's Lane, off Hwy 395) Comment
  CHSC110889  Potentilla biennis Lowell Ahart; John Dittes 2012-7-10 18307 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS123851  Potentilla biennis Lowell Ahart, John Dittes 2015-7-17 20403 Modoc Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. Adin USGS 7.5' Topographic Quadrangle. Comment
  CAS-BOT-BC214746  Potentilla breweri Elmer Ivan Applegate 1932-8-1 8025 Modoc High summit of Warner Mountains just S of Warren Peak. Comment
  JEPS47227 Image available Potentilla breweri Frances D. Payne 1931-6-29 286 A Modoc s Mosquito Lake (e slope of Mt. Warren); Warner Mts., e slope of Mt. Warren 2133 Comment
  CAS-BOT-BC214741  Potentilla drummondii Bruce Bartholomew 1995-7-31 7109 Modoc Headwaters of the S fork of Davis Creek, E side of the Warner Mountains. 2210 Comment
  POM229173  Potentilla glandulosa Louis C. Wheeler 1935-8-8 3810 Modoc Warner Mountains: N Fork Bidwell Creek. 2378 Comment
  RSA488577  Potentilla glandulosa var. nevadensis Bruce Bartholomew 1988-5-14 4202 Modoc Fletcher Creek on USFS 48N08 from Crowder Flats to Big Sage Reservoir 1480 Comment
  HSC18783  Potentilla glaucophylla var. glaucophylla M. T. Milligan 1964-7-25 182 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC214777  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1988-7-21 4424 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC214785  Potentilla gracilis Bruce Bartholomew; Barrett Anderson 1989-6-3 4860 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC214791  Potentilla gracilis Annie Montague Alexander; L. Kellogg 1946-6-12 4732 Modoc Fort Bidwell. 1444 Comment
  HSC65387  Potentilla gracilis Thomas Wood 1979-8-8 219 Modoc About 1.2 mi. S and then shortly W of Ft. Bidwell, along Hwy. 1 1372 Comment
  CDA26103  Potentilla gracilis var. fastigiata G. D. Barbe, J. Kelley 1988-7-2 4304 Modoc Modoc National Wildlife Refuge, southeast of Alturas. 0 Comment
  UC704380  Potentilla gracilis var. fastigiata Bud Fuller 1936-7-10 91 Modoc 15 mi nw Alturas; nw Alturas 1981 Comment
  UC114480  Potentilla gracilis var. flabelliformis Mrs. R. M. Austin June 1894 83 Modoc Davis Creek Comment
  CAS-BOT-BC214796  Potentilla millefolia Bruce Bartholomew 1993-6-12 6601 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment
  UC748394  Potentilla millefolia Annie M. Alexander and Louise Kellogg 1946-6-18 4799 Modoc Silver Creek branch of Patterson Mill Road 1828 Comment
  UC1736228  Potentilla newberryi Dean W. Taylor 1987-8-9 9279 Modoc margin of stock pond in T48N R6E SE1/4 Section 15 1371 Comment
  CHSC117253  Potentilla rivalis Lowell Ahart; John Dittes 2016-7-14 21196 Modoc West of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS127291  Potentilla rivalis Lowell Ahart, John Dittes 2016-7-14 21196 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-BC225021  Poteridium annuum John Thomas Howell 1934-6-11 11922 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC225026  Poteridium annuum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16380 Modoc Near junction of Cedar Pass road and California State Highway 299, 5.5 mi. N of Alturas. Comment
  CAS-BOT-BC179343  Prunella vulgaris Bruce Bartholomew 1989-7-14 4974 Modoc Cedar Spring. 1480 Comment
  CAS-BOT-BC214806  Prunus emarginata Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10597 Modoc 5 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts., Modoc National Forest Comment
  RSA504650  Prunus emarginata Bruce Bartholomew 1988-7-23 4600 Modoc Pine Creek, 1km E of U.S. Hwy. 395 on the road to Lily Lake, Warner Mountains. 1550 Comment
  UC12743  Prunus emarginata Mrs. R. M. Austin and Bruce June 1892 2344 Modoc Goose Lake Valley Comment
  UC711818  Prunus emarginata Roxana S. Ferris and Laura Lorraine 1941-8-14 10597 Modoc 5 mi from Patterson Ranger Station (on road to Eagleville, Warner Mountains, Modoc National Forest); Warner Mountains, Modoc National Forest Comment
  UC12747  Prunus emarginata Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC214814  Prunus subcordata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 137 Modoc Parker Creek below Modoc Nat. Forest Boundary. Comment
  HSC27171  Prunus subcordata J. P. Smith, J. O. Sawyer 1972-5-6 5276 Modoc 1/2 mi. N of Ft. Bidwell on Mill Creek Rd. 1402 Comment
  OBI10041  Prunus subcordata H. E. McMinn 1931-5-23 2480 Modoc Warner Mts. Road from Alturas to Cedarville on W slope of Mt Comment
  RSA59642  Prunus subcordata E. K. Balls 1950-5-12 14651 Modoc N of Bucks Creek Ranger Station. Modoc National Forest. 1829 Comment
  RSA59972  Prunus subcordata E. K. Balls 1950-5-13 14679 Modoc W of Goose lake. 1/2 mile S of Oregon-California state line. 1463 Comment
  UC1075726  Prunus subcordata Robert J. Weatherby 1955-7-8 1630 Modoc 6 mi N of Ft. Bidwell; Warner Mountains 1645 Comment
  CAS-BOT-BC225004  Prunus virginiana var. demissa Isabelo T. Kelly 1930-1-1 4 Modoc Fort Bidwell. Comment
  CAS-BOT-BC225010  Prunus virginiana var. demissa A. D. Borden 1911-6-15 s.n. Modoc S slope of Shields Creek. Comment
  JEPS44920  Prunus virginiana var. demissa L. S. Smith 1919-6-2 1113 Modoc Deep Creek Railroad Station; Warner Mountains, Deep Creek Railroad Station 1524 Comment
  UC1128448  Prunus virginiana var. demissa R. C. Wilson 1933-6-21 49 Modoc Stone Coal Valley Creek, Modoc National Forest Stone Coal Valley Creek; Modoc National Forest, Stone Coal Valley Creek 1402 Comment
  UC748224  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1946-6-5 4659 Modoc 1 1/2 mi s of Eagleville (Emerson Creek); Warner Mountains, Emerson Creek 1783 Comment
  SEINET7452163  Prunus virginiana var. demissa J. H. Robertson 1974-8-27 NS 67 -74 Modoc Between Adin and Eagle Lake, Highway 139, 1 mile North of Willow Creek 1532 Comment
  RSA149070  Prunus virginiana var. melanocarpa I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16400 Modoc Roadside above Thoms Creek. 6.1 miles E of California State Highway 299. Along Cedar Pass Rd. Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UC1024990  Pseudoroegneria spicata subsp. spicata Leo Whitney 1935-7-7 3398 Modoc 4 mi nw of Canby (Howard Gulch); Howard Gulch Comment
  CAS-BOT-BC95228  Pseudostellaria jamesiana Bruce Bartholomew 1991-7-6 5992 Modoc Vicinity of Happy Camp Lookout, Happy Camp Mountain. 1830 Comment
  CAS-BOT-BC95231  Pseudostellaria jamesiana Bruce Bartholomew; Barrett Anderson 1988-7-21 4455 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  CAS-BOT-BC95236  Pseudostellaria jamesiana Robert Patterson; Mona Bourell 1993-8-15 5267 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  RSA27379  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas. 1616 Comment
  SBBG15278  Pseudostellaria jamesiana H. and M. Dearing 1939-6-8 3600 Modoc Pine Cyn, Warner Mtns 1828 Comment
  UC1037304  Pseudostellaria jamesiana Leo Whitney 1934-5-5 1607 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  CAS-BOT-BC50385  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1934-7-2 12361 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  CAS-BOT-BC95683  Pterospora andromedea Bruce Bartholomew; Barrett Anderson 1988-7-21 4436 Modoc Above Upper Rush Creek Campground ca. 4 km E of State Highway 299 between Adin and Canby. 1580 Comment
  JEPS124303  Puccinellia lemmonii Lowell Ahart, John Dittes 2015-7-15 20345 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UCD91882  Puccinellia lemmonii Beecher Crampton 1954-7-6 2084 Modoc Modoc County, 4 miles north of Likely, flat along US highway 395. Comment
  CAS-BOT-BC252549  Puccinellia nuttalliana Arnold Tiehm; G. Schoolcraft 1984-6-24 8800 Modoc Surprise Valley, E side of Middle Alkali Lake, E of Cedarville. 1356 Comment
  CAS-BOT-BC218232  Purshia tridentata var. tridentata Robert Patterson; Mona Bourell 1993-8-15 5236 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC218238  Purshia tridentata var. tridentata John Thomas Howell 1934-6-11 11925 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC467826  Purshia tridentata var. tridentata B. C. Goldsmith 1910-1 Modoc Alturia Comment
Read comments
Aug 27 2007
  UC73075  Purshia tridentata var. tridentata Milo S. Baker 1893-1 Modoc Forestdale Comment
  POM90212  Purshia tridentata var. tridentata R. M. Austin 1895-06 54 Modoc Goose Lake. Ross Canyon. Comment
  CAS-BOT-BC95689  Pyrola picta Milo Samuel Baker 1896-5-15 Modoc Forestdale. Comment
  HSC80766  Pyrola picta G. M. Riegel 1979-9-4 740 Modoc S Warner Mtns. 1670 Comment
  UC73539  Pyrola picta Milo S. Baker 1898-7-1 536 Modoc Forestdale Comment
  UCR29778  Pyrola picta J. A. Harpel 1981-8-7 V- 59 Modoc Warner Mountains, South Warner Wilderness Area, Pine Creek Basin, trail head along Pine Creek, 9 mi northwest of Eagleville 2744 Comment
  UC748203  Pyrola picta Annie M. Alexander and Louise Kellogg 1946-8-8 5121 Modoc Warner Mountains, Deep Creek Canyon Deep Creek Canyon; Warner Mountains, Deep Creek Canyon Comment
  CAS-BOT-BC50394  Pyrrocoma carthamoides var. cusickii Bruce Bartholomew; Barrett Anderson 1990-7-20 5461 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CHSC114014  Pyrrocoma carthamoides var. cusickii L. P. Janeway 2014-7-7 11441 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
  CAS-BOT-BC50399  Pyrrocoma hirta var. lanulosa Leland S. Smith 1920-8-30 3 A Modoc Windmill Flat. 1524 Comment
  CAS-BOT-BC50352  Pyrrocoma lanceolata var. lanceolata Louis Cutter Wheeler 1935-9-27 4008 Modoc Pease Flat, Devil's Garden. 1524 Comment
  JEPS121190  Pyrrocoma lanceolata var. lanceolata Lowell Ahart, John Dittes 2013-7-25 18959 Modoc Along the N-S fence, S edge of Ash Creek floodplain, NW 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
  UC86554  Pyrrocoma lanceolata var. lanceolata Mrs. R. M. Austin Aug 1894 137 Modoc hills near Alturas Comment
  CAS-BOT-BC105114  Quercus kelloggii Elmer I. Applegate 1897-6-1 872 Modoc Under rim rock near head of Black Canyon, about 6 miles above Canby, on road to Klamath Falls Comment
  CAS-BOT-BC180122  Quercus kelloggii Leland S. Smith 1922-7-29 1324 Modoc Big Valley foothills. 1371 Comment
  SEINET4078931  Quercus kelloggii C. Davidson 1975-1 2626 Modoc 0.7 mile east of Upper Rush Creek Camp on dirt road off highway 299; roughly seven miles north of Adin. Left side of road. 1645 Comment
  SEINET5644361  Quercus kelloggii Christopher Davidson 1975-6-4 2626 Modoc 0.7 mi E of Upper Rush Cr. Camp on dirt rd off Hwy 299 ca. 7 mi N of Adin. Left side of rd, several meters below a roadside seepage area. 5400 ft. elevation.; 0 1645 Comment
  CAS-BOT-BC50360  Raillardella argentea Francis Dorris Payne 1929-7-26 132 Modoc Mt. Warren, Warner Mountains 2743 Comment
  HSC67928  Raillardella argentea J. P. Smith, J. O. Sawyer 1973-8-8 7234 Modoc Near summit of Eagle Peak 2988 Comment
  JEPS5955  Raillardella argentea Frances D. Payne 1929-7-26 132 Modoc Warren Peak Warner Mountains 2743 Comment
  CAS-BOT-BC217254  Ranunculus alismifolius Leland S. Smith 1920-6-2 1157 Modoc 12-mile Creek. 2042 Comment
  CAS-BOT-BC379404  Ranunculus alismifolius John Thomas Howell 1934-7-14 12111 Modoc Warner Mountains, near Lost Lake 2438 Comment
  UC9361  Ranunculus alismifolius var. alismifolius Milo S. Baker 1893-6-18 Modoc Comment
  NY492813  Ranunculus alismifolius var. hartwegii L. C. Wheeler 1935-8-4 3774 Modoc Dismal Swamp, Twenty-Mile Creek, Warner Mountains 2225.0 Comment
  POM275137  Ranunculus alismifolius var. hartwegii A. M. Alexander 1946-6-8 4696 Modoc Road from Eagleville to Patterson Mill. 2287 Comment
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  RSA59711  Ranunculus aquatilis var. capillaceus E. K. Balls 1950-5-18 14765 Modoc Modoc: just S of Adin, in city limit, by turn to Madeline off Hwy 299. 1280 Comment
  JEPS114848  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2008-6-22 15040 Modoc In shallow water, along a natural drainage, about 150 yards north of the road levee, in Big Valley, about 2.1 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 5.0 miles (air) northeast of Bieber 1262 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-BC217233  Ranunculus cymbalaria Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10602 Modoc 8.5 mi. from Patterson Ranger Station on Eagleville road, Warner Mts. Modoc National Forest Comment
  JEPS121212  Ranunculus cymbalaria Lowell Ahart, John Dittes 2013-7-24 18938 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
  UC1191439  Ranunculus flammula Verne Grant and Irving Schneider 1947-7-22 8148 Modoc one mi nw Highway 395 (on dirt road leading to s end of Goose Lake, headwaters of river); North Fork of Pit River Comment
  UCR87507  Ranunculus glaberrimus George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  UC480975  Ranunculus glaberrimus M. F. Gilman 666 Modoc Comment
  RSA60359  Ranunculus glaberrimus var. ellipticus E. K. Balls 1950-5-10 15968 Modoc Seepage from snow, Cedar Pass, W slope on way from Alturas to Cedarville. 1829 Comment
  CAS-BOT-BC217205  Ranunculus glaberrimus var. glaberrimus Leland S. Smith 1919-4-20 1078 Modoc Sagebrush flats W of Alturas. 1371 Comment
  HSC28250  Ranunculus occidentalis var. dissectus J. P. Smith, J. O. Sawyer 1972-5-6 5263 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  CHSC100191  Ranunculus occidentalis var. occidentalis John Dittes; Josephine Guardino 1991-7-21 423 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles Northeast of Bieger, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC118088  Ranunculus occidentalis var. occidentalis L. P. Janeway 2016-5-17 12042 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. 1494 Comment
  HSC18156  Ranunculus occidentalis var. occidentalis M. T. Milligan 1965-6-23 290 Modoc N end Jess Valley 1616 Comment
  HSC80769  Ranunculus occidentalis var. occidentalis G. M. Riegel 1980-7-1 793 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC217199  Ranunculus sceleratus var. multifidus Elmer Ivan Applegate 1929-7-29 6090 Modoc N side of Clear Lake. Comment
  CAS-BOT-BC217155  Ranunculus testiculatus Bruce Bartholomew; Mona Bourell 1990-4-28 5201 Modoc SE corner of North Alkali Lake, Surprise Valley. 1350 Comment
  CAS-BOT-BC217160  Ranunculus uncinatus Roxana Stinchfield Ferris; R. Duthie 1919-6-15 177 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  HSC98180  Ranunculus uncinatus M. T. Milligan 1964-6-25 86 Modoc Upper Lassen Creek 1829 Comment
  UCR270949  Ribes John F. Emmel 2000-8-3 1681 Modoc Modoc Plateau, Northern Warner Mountains, north edge of Dismal Swamp 2180 Comment
  CAS-BOT-BC225857  Ribes aureum Elmer Ivan Applegate 1929-7-29 6089 Modoc N side of Clear Lake. Comment
  POM141887  Ribes aureum M. S. Baker 1893-1 117 Modoc Egg Lake Comment
  CAS-BOT-BC225864  Ribes cereum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10538 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  CHSC13854  Ribes cereum J. Grove 1973-4-28 87 Modoc Collected on black lava flow 15 mi NE of Glenburn. Comment
  JEPS49423  Ribes cereum W. L. Jepson 1918-8-7 7860 Modoc Mt. Bidwell 1981 Comment
  SBBG2753  Ribes cereum H. and M. Dearing 1939-6-8 3596 Modoc Pine Cyn, Warner Mtns 1524 Comment
  SEINET13942380 Image available Ribes cereum E. K Balls 1950-1 14654 Modoc Modoc National Forest; hillsides N of Bucks Creek Ranger Station, E of Goose Lake 1859 Comment
  JEPS49402  Ribes inerme var. inerme Leland S. Smith 1918-8-13 1033 Modoc Lost Lake, Silver Creek, Modoc Forest. 2194 Comment
Read comments
Jan 11 2007
  UC71792  Ribes inerme var. inerme Mrs. M. H. Manning 1893-2 143 Modoc Mill Canyon 1828 Comment
  SBBG2779  Ribes montigenum H. and M. Dearing 1939-6-8 3605 Modoc Lily Lake, Warner Mtns 1828 Comment
  SEINET5339715  Ribes montigenum M. J. Williams 1984-6-29 84- 71 -2 Modoc Lily Lake, west side of the Warner Mountains 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
  RSA0024591  Ribes roezlii var. cruentum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6523 Modoc S side of Whitehorse Reservoir. 1300 Comment
  CAS-BOT-BC225913  Ribes velutinum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 139 Modoc Hills above Parker Creek at Modoc Nat. Forest. Comment
  CAS-BOT-BC225923  Ribes velutinum Bruce Bartholomew; Barrett Anderson 1989-4-28 4653 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  JEPS49236  Ribes velutinum L. S. Smith 1918-8-13 1033 1/2 Modoc Lost Lake South Warner Mts. 2286 Comment
  JEPS49260  Ribes velutinum Franklin P. Nutting 1894-6-10 Modoc Forestdale Comment
  RSA0019691  Ribes velutinum Bruce Bartholomew, B. Anderson 1989-4-27 4624 Modoc Little Hot Spring Valley, 4 km NW of Day. 1070 Comment
  CAS-BOT-BC225937  Ribes viscosissimum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16482 Modoc 2.8 mi. S of Lassen Creek Campground, along road to Davis Creek, Warner Mts. Comment
  CAS-BOT-BC225947  Ribes viscosissimum Elmer Ivan Applegate 1932-8-7 8091 Modoc Mill Creek, Warner Mts. Comment
  UCR80270  Ribes viscosissimum var. hallii L. C. Wheeler 1935-8-14 3850 Modoc Warner Mtns., Lily Lake, Pine Creek 2073 Comment
  RSA584833  Rigiopappus leptocladus Bruce Bartholomew 1993-6-12 6575 Modoc Road to Day Rock from Little Hot Spring Valley 1200 Comment
  SBBG30616  Rigiopappus leptocladus D. Myrick 1968-6-20 1981 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  UC35863  Rigiopappus leptocladus Mrs. R. M. Austin June 1894 Modoc near Emigrant Springs; Lava Beds Comment
Read comments
May 28 2006
  JEPS53829  Rorippa W. L. Jepson 1918-8-12 7956 Modoc Jess Valley 1584 Comment
  CDA13466  Rorippa austriaca G. F. Hrusa, T. D. Wilfred 1996-7-21 13313 Modoc Modoc Plateau; Above Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC67354  Rorippa columbiae James D. Jokerst 1986-8-10 2755 Modoc Radar Site Survey S of Doublehead Mtn., Rimrock Lake. 1341 Comment
  RSA530126  Rorippa columbiae D. W. Taylor 1987-8-9 9280 Modoc Clear Lake Reservior, on shore 100 meters west of dam., [Should be T47N...] 1372 Comment
Read comments
Sep 24 2008
  CAS-BOT-BC58380  Rorippa curvisiliqua John Thomas Howell 1934-6-12 12037 Modoc Lassen Creek. Comment
  RSA322273  Rorippa curvisiliqua R. C. Rollins, Kathryn W. Rollins, David Gates, JoRita Gates, Aileen G. Roads 1983-7-6 83229 Modoc Above Widow Valley, ca. 3 miles E of day. Comment
  CAS-BOT-BC58379  Rorippa curvisiliqua Leland S. Smith 1922-7-7 1261 Modoc Near Ft. Bidwell, along boundary of Forest. 1737 Comment
  SEINET11546665  Rorippa curvisiliqua M. J. Williams 1984-6-30 84- 80 -3 Modoc Near reservoir, 6.8 miles W of Cedarville-Gerlach Road. 1981 Comment
  UC1191428  Rorippa nasturtium-aquaticum Verne Grant and Irving Schneider 1947-7-22 8154 Modoc one mi nw of Highway 395 on dirt road leading to s end Goose Lake (headwaters North Fork Pit River); , s end Goose Lake Comment
  UC71680  Rorippa nasturtium-aquaticum Mrs. M. H. Manning 1904-7-7 Modoc near Fort Bidwell (north-eastern Modoc County); near Fort Bidwell Comment
  UC1056985  Rorippa tenerrima F. H. Frost 1925-7-27 173 Modoc Clear Lake Clear Lake (nw Modoc County) Comment
  CAS-BOT-BC218242  Rosa gymnocarpa Bruce Bartholomew 1995-7-30 7037 Modoc 0.8 km E of Day on County Road 94. 1140 Comment
  UC12886  Rosa gymnocarpa Mrs. R. M. Austin and Bruce July 1898 2347 Modoc Ross Canyon Comment
  CAS-BOT-BC218257  Rosa woodsii var. ultramontana Leland S. Smith 1919-6-14 26 Modoc Deep Creek. 1524 Comment
  CAS-BOT-BC218264  Rosa woodsii var. ultramontana Robert J. Weatherby 1955-7-8 1627 Modoc 5 mi. N of Ft. Bidwell. 1783 Comment
  UC528028  Rosa woodsii var. ultramontana Elmer I. Applegate 1929-6-25 5904 Modoc e side of Goose Lake Willow Ranch (along stream) Comment
  UC12970  Rubus parviflorus Baker and Nutting Modoc Comment
  HSC17581  Rumex acetosella M. T. Milligan 1964-6-6 7 Modoc N side of Dorris Reservoir along shore 1372 Comment
  CAS-BOT-BC211344  Rumex lacustris Bruce Bartholomew; Barrett Anderson 1989-6-3 4896 Modoc S side of Clear Lake Reservoir. 1400 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
  CAS-BOT-BC211312  Rumex salicifolius Bruce Bartholomew 1990-8-3 5607 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 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
  CAS-BOT-BC211318  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-12 8071 Modoc Between Likely and Jess Valley. Comment
  JEPS51064  Sagina saginoides W. L. Jepson 1918-8-8 7905 Modoc N. Fork Bidwell Creek Mt. Bidwell; , N. Fork Bidwell Creek 1828 Comment
  UC567  Sagittaria cuneata Milo S. Baker 1893-7-25 Modoc Egg Lake 1219 Comment
  CAS-BOT-BC225117  Salix boothii Francis Dorris Payne 1932-7-21 729 Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.), Warner Mts., E of Alturas Comment
  UC482330  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482333  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC482335  Salix boothii Frances D. Payne 1931-7-7 335 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC492369  Salix boothii Frances D. Payne 1932-7-21 728 a Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  SBBG28799  Salix eastwoodiae F. D. Payne 1931-6-25 275 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  RSA610773  Salix exigua Louis C. Wheeler 1935-9-22 3998 Modoc Pit River at Rattlesnake Butte. Warm Springs Valley. 1341 Comment
  CAS-BOT-BC197555  Salix geyeriana Louis Cutter Wheeler 1935-9-11 3969 Modoc Fletcher Creek, Devil's Garden. 1524 Comment
  NY187774  Salix lasiandra L. C. Wheeler 1935-8-3 3772 Modoc Pine Creek, Warner Mts. 1554.5 Comment
  CAS-BOT-BC197560  Salix lasiandra var. lasiandra Elmer Ivan Applegate 1936-5-22 10350 Modoc Lava Beds National Monument. Shoreline near and W of Stronghold. Comment
  UC846605  Salix lasiandra var. lasiandra C. L. Hitchcock 1940-5-27 6699 Modoc 12 mi n.e. Alturas 1615 Comment
  RSA612590  Salix lasiolepis Louis C. Wheeler 1935-8-3 3771 Modoc Pine Creek, Warner Mts. 1555 Comment
  UC481842  Salix lasiolepis Frances D. Payne 1931-6-10 137 Modoc Warner Mts., Parker Creek 1560 Comment
  UCR133519  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc [vicinity of Adin Pass] Halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC229673  Salix lasiolepis var. lasiolepis H. P. Bracelin 1931-6-29 486 Modoc Halfway between Adin and Canby. 1350 Comment
  CAS-BOT-BC229661  Salix lemmonii E. K. Balls 1950-5-11 14622 Modoc 4 miles south of Fort Bidwell, west of Upper Lake. 1402 Comment
  CAS-BOT-BC229666  Salix lemmonii A. D. Borden 1911-5-21 s.n. Modoc SE shore of Goose Lake. Comment
  POM220490  Salix lemmonii H. P. Bracelin, Frances D. Payne 1931-6-30 496 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  UC481852  Salix lemmonii Frances D. Payne 1931-6-25 279 Modoc ca. 33 km. s.e. Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  JEPS38499  Salix ligulifolia L. S. Smith 1918-1 54 Modoc Contralts Mill; Warner Mts. Comment
  SEINET10734992  Salix lucida subsp. caudata Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 931 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  POM261276  Salix lucida subsp. lasiandra C. Leo Hitchcock 1940-5-27 6699 Modoc 12 miles NW of Alturas. 1616 Comment
Read comments
Apr 8 2012
  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
  CAS-BOT-BC229833  Salix scouleriana Francis Dorris Payne 1934-8-1 778 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  RSA628302  Salsola tragus L. C. Wheeler 1973-1 s.n. Modoc North end of Big Mud Lake. 1645 Comment
  CAS-BOT-BC179253  Salvia aethiopis M. J. Williams 1984-6-29 84- 70 -1 Modoc N of Alturas on Hwy 395 almost to Oregon border. 1432 Comment
  CHSC63402  Salvia aethiopis Vernon H. Oswald; Wesley Wilson 1994-7-9 6370 Modoc Forest Service Rd. 2 at Pine Creek, ca. 1 mi E of Hwy. 395, just S of the Oregon border. 1524 Comment
  SEINET14188975 Image available Salvia aethiopis P. C. Martinelli, T. C. Fuller 1974-7-19 s.n. Modoc Alturas area Comment
  CAS-BOT-BC179244  Salvia dorrii var. dorrii Kay Paulson; Richard Paulson 1989-6-21 150 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  UC1036008  Salvia dorrii var. dorrii Helen K. Sharsmith 1955-6-23 4491 Modoc 6.7 mi e Cedar Campground (State Highway 28); Warner Mountains, Modoc National Forest 1859 Comment
  CAS-BOT-BC95178  Sambucus melanocarpa Belknap C. Goldsmith 1910-7-20 13 Modoc Fandango Creek, W slope of Warner Mts. 1554 Comment
  CAS-BOT-BC238781  Sambucus nigra subsp. caerulea A. D. Borden 1911-8-1 s.n. Modoc S. slope, S. fork Parker Creek, Modoc Creek Comment
  CAS-BOT-BC238786  Sambucus nigra subsp. caerulea Alice Eastwood; John Thomas Howell 1940-6-12 8054 Modoc Between Likely and Jess Valley Comment
  RSA610631  Sambucus racemosa L. C. Wheeler 1935-8-14 3852 Modoc Lily Lake, Pine Creek, Warner Mountains. 2073 Comment
  RSA152608  Sanguisorba annua I. L. Wiggins, D. B. Wiggins 1961-6-12 16380 Modoc Near jct of Cedar Pass Rd and California State Hwy 299. 5.5 miles N of Alturas. Comment
  RSA202437  Sanguisorba annua Jack Major 1966-6-24 s.n. Modoc Above Goose Lake. W side of Fandango Pass. 1646 Comment
  CAS-BOT-BC15719  Sanicula graveolens Milo Samuel Baker; Franklin P. Nutting 1894-6-15 Modoc Big Valley Mts. Comment
  JEPS1016  Sanicula graveolens M. S. Baker and Franklin P. Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  RSA164354  Sanicula graveolens Clare B. Hardham 1961-6-18 7590 -B Modoc Cedar Pass. 1829 Comment
  UCD128027  Sanicula graveolens Dean Wm. Taylor; Robert A. Price 1988-6-4 9741 Modoc Damons Butte, ca. 2.6 miles west of Highway 139. 1341 Comment
  HSC80789  Sanicula graveolens G. M. Riegel 1979-7-13 511 Modoc South Warner Mountains 1829 Comment
  UC1598724  Sanicula graveolens Milo S. Baker 1893-6 Modoc in Modoc County Modoc County Comment
  UC1191464  Saponaria officinalis Verne Grant and Irving Schneider 1947-8-24 8256 Modoc s end Jess Valley (Warner Mountains); , s end of Jess Valley Comment
  UC1037305  Saxifraga nidifica var. nidifica Leo Whitney 1934-5-5 1606 Modoc 15 mi w of Canby (Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  UCD126479  Schedonorus pratensis J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  POM111559  Schoenoplectus acutus var. occidentalis Mrs. R. M. Austin 1895-08 487 Modoc Goose Lake Comment
  POM312848  Schoenoplectus americanus H. L. Mason 1947-8-11 13499 Modoc On Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  UC1100768  Scirpus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-12 13422 Modoc s Alturas (Pit River Valley, irrigation ditch near s end of w side road along railroad tracks); Pit River Valley, s of Alturas Comment
  CAS-BOT-BC245118  Scirpus microcarpus Bruce Bartholomew; Barrett Anderson 1990-7-19 5425 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  JEPS63954  Scirpus microcarpus Frances D. Payne 1932-7-11 693 Modoc s and e Alturas (Parker Creek); Warner Mountains, , s and e of Alturas 1584 Comment
  UC1100880  Scirpus nevadensis Malcolm A. Nobs, S. Galen Smith 1949-7-22 1066 Modoc Likely South Fork Pit River, Likely (on dry bank of canals at South Fork Pit River) Comment
  CDA39138  Scirpus nevadensis T. C. Fuller 1964-10-8 12697 a Modoc On edge of Goose Lake, north side of levee road, ca. 5 miles west of Davis Creek. 0 Comment
  UCD69396  Scolochloa festucacea D. Marcum 1997-10-14 s.n. Modoc Southern Modoc County, near border of Lassen County, near town of Adin. Not previously reported from California. Known from Klamath Marshes in Oregon. 1300 Comment
  UCD92545  Scribneria bolanderi L. D. Whitney 1935-5-26 s.n. Modoc Lava Flat, near bank of Ash Creek. Near Adin. Comment
  RSA534558  Scrophularia lanceolata Bruce Bartholomew 1991-6-22 5834 Modoc E slope of S end of Warner Mtns, 3.4 km SW of County Road 1 on road to Patterson. 1620 Comment
  CAS-BOT-BC179218  Scutellaria nana B. Bartholomew 1995-6-2 6945 Modoc About 0.3 km E of Barrel Spring road on road from Fort Bidwell to Fee Reservoir. 1510 Comment
  CAS-BOT-BC179222  Scutellaria nana John Thomas Howell 1934-7-3 12374 Modoc 5 mi. S of Hackamore. Comment
  CAS-BOT-BC179228  Scutellaria nana B. Bartholomew 1992-5-15 6299 Modoc N end of Suprise Valley, S of Cow Head Lake. Surprise Valley 1600 Comment
  HSC80942  Sedum stenopetalum G. M. Riegel 1979-7-14 511 Modoc South Warner Mtns. 1739 Comment
  JEPS48038  Sedum stenopetalum Mary H. Manning 1907-1 Modoc e side Mt. Bidwell (Twelve-mile Creek); e side Mt. Bidwell, Twelve-mile Creek Comment
  HSC81126  Senecio aronicoides G. M. Riegel 1979-7-5 455 Modoc S Warner Mtns. 2100 Comment
  RSA0012438  Senecio aronicoides Bruce Bartholomew 1992-5-14 6277 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  POM229880  Senecio canus L. C. Wheeler 1935-8-4 3778 Modoc Dry Lake, Pine Creek, Warner Mountains. 2104 Comment
  CAS-BOT-BC50312  Senecio eurycephalus var. eurycephalus Margaret J. Williams 1984-6-30 84- 83 -1 Modoc 16.3 mi. on Parker Creek road, paved road to Cedar Pass road 1.5 mi. 1524 Comment
  HSC67901  Senecio fremontii J. P. Smith, J. O. Sawyer 1973-8-8 7219 Modoc Near summit of Eagle Peak 2988 Comment
  CAS-BOT-BC50278  Senecio fremontii var. fremontii Annie Montague Alexander; L. Kellogg 1946-7-29 5084 Modoc Head of Eagle Creek, Warner Mts. Comment
  UC36177  Senecio hydrophiloides Milo S. Baker 1893-6-25 Modoc Comment
  CAS-BOT-BC50261  Senecio integerrimus var. exaltatus James Vale 1978-5-2 Modoc Boles Creek at Road 136 (E of S end of Clear Lake Reservoir). Comment
  JEPS5945  Senecio integerrimus var. exaltatus Frances D. Payne 1931-6-25 250 Modoc flat w Warren Peak; Warner Mountains 2133 Comment
  RSA0124948  Senecio integerrimus var. exaltatus Clare B. Hardham 1961-6-18 7563 Modoc Warner Mountains. Hills 3 miles southeast of Cedar Pass. 1829 Comment
  UC1234625  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 mi e Cedar Pass; Warner Mountains Comment
  UCSB11864  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
  JEPS5943  Senecio serra var. serra Frances D. Payne 1932-7-22 745 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC50266  Senecio serra var. serra Leland S. Smith 1919-8-4 1137 Modoc Ash Creek, Modoc National Forest 1828 Comment
  CAS-BOT-BC54277  Senecio triangularis Bruce Bartholomew; Barrett Anderson 1988-7-21 4434 Modoc Vicinity of Lower Rush Creek Campground ca. 1 km E of State Highway 299 between Adin and Canby. 1430 Comment
  HSC6124  Senecio triangularis M. T. Milligan 1966-7-5 555 Modoc E of Jess Valley 1829 Comment
  HSC81129  Senecio triangularis G. M. Riegel 1980-8-12 1033 Modoc South Warner Mtns. 2100 Comment
  HSC80699  Sibbaldia procumbens G. M. Riegel 1980-8-7 1003 Modoc S Warner Mtns. 1829 Comment
  RSA165549  Sidalcea hendersonii Clare B. Hardham 1961-6-19 7853 Modoc Willow Creek. 1524 Comment
  CAS-BOT-BC179062  Sidalcea oregana subsp. oregana Roxana Stinchfield Ferris; R. Duthie 1919-6-15 154 Modoc Parker Creek. Comment
  CAS-BOT-BC179075  Sidalcea oregana subsp. oregana Bruce Bartholomew; Barrett Anderson 1989-6-3 4903 Modoc ca. 5 km NW of Egg Lake and ca. 0.8 km W of Service Flat Gulch. 1370 Comment
  CAS-BOT-BC179068  Sidalcea oregana subsp. oregana Fred. P. Cronemiller 1920-6-15 7 Modoc McKenzie Spring. 1341 Comment
  RSA520356  Sidalcea oregana subsp. oregana Bruce Bartholomew, B. Anderson 1989-6-3 4903 Modoc 5 km NW of Egg Lake and ca. 0.8 km W. of Service Flat Gulch 1370 Comment
  RSA614432  Sidalcea oregana subsp. oregana R. R. Halse 1991-7-28 4246 Modoc Along State Highway 139, 13 miles NW of its junction with State Highway 299 1469 Comment
  UC18927  Sidalcea oregana subsp. oregana Milo S. Baker 1893-7-10 Modoc Comment
  CAS-BOT-BC179053  Sidalcea oregana subsp. spicata Leland S. Smith 1920-7-13 1188 Modoc Crowder Flat. 1371 Comment
  SD211635  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc West side Highway 139 just South of where it crosses railroad at junction to Clear Lake, Northeast of Dry Lake East of Lava Beds National Monument, near dry drainages 1250 Comment
  NY446681  Silene dichotoma B. M. Bartholomew 1990-7-20 5489 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains on the west side of Warner Mountains 2130 Comment
  SD61017  Silene douglasii Darley F. Howe 1964-7-31 Modoc 8.5 miles from entrance on road from Likely. Modoc National Forest, Warner Mountains. 1550 Comment
  SEINET11944331  Silene douglasii M. Ownbey, Meyer, F. G. 1940-1 2154 Modoc Cedar Peak, Warner Mts Comment
  UC71563  Silene douglasii Mrs. M. H. Manning Aug 27 1903-Sep 5 1904 338 Modoc Tamarack Grove , Mt. Bidwell (Mt. Bidwell, north-eastern Modoc County) Comment
  CDA3459  Silene latifolia subsp. alba T. C. Fuller 1975-9-4 20097 Modoc West side of Highway 139, 2 miles south of the plant quarantine station. 0 Comment
  CAS-BOT-BC95263  Silene lemmonii Bruce Bartholomew 1991-7-6 5997 Modoc Rush Creek above Upper Rush Creek Camp Ground. 1580 Comment
  UC465656  Silene lemmonii Franklin P. Nutting Modoc near Forestdale; near Forestdale Comment
  CAS-BOT-BC95269  Silene menziesii Bruce Bartholomew 1989-7-14 4975 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  CAS-BOT-BC95275  Silene oregana Bruce Bartholomew 1989-7-15 5022 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  CAS-BOT-BC95045  Sisymbrium altissimum Bruce Bartholomew 1993-6-14 6648 Modoc 2 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1320 Comment
  CHSC117365  Sisymbrium altissimum 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
  UCD115507  Sisymbrium altissimum Robbins; Raynor 1943-6-1 s.n. Modoc near Likely. 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
  SEINET10861153  Sitanion hystrix Bruce M. Bartholomew 1989-7-14 Bartholomew 4949 Modoc Ca. 8 km NE of Egg Lake and 2.5 km E of Survice Gulch. Ponderosa Pine Forest. 1340 Comment
  CAS-BOT-BC15680  Sium suave Isabelo T. Kelly 1930-1-1 20 Modoc Fort Bidwell. Comment
  CAS-BOT-BC15679  Sium suave Verne Grant; I. Schneider 1947-7-19 8062 Modoc Corporaton Ranch, S of Alturas. Comment
  UC1537630  Sium suave Gordon H. True Jr. 1939-7-21 1028 Modoc n of Canby (Jack Swamp); Jack Swamp Comment
  SEINET3991592  Smilacina amplexicaulis Unknown 1940-5-27 Modoc 15 miles NE of Alturas. 1615 Comment
  JEPS62143  Smilacina stellata Frances D. Payne 1931-6-20 201 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC71880  Smilacina stellata Mrs. M. H. Manning 1903-1 114 Modoc Ft. Bidwell; near streams, ne Modoc Co. Comment
  CAS-BOT-BC245433  Solanum physalifolium var. nitidibaccatum E. S. Willits 1939-10-27 172 Modoc School grounds, Willow Ranch. 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
  CAS-BOT-BC245427  Solanum triflorum John Thomas Howell 1934-7-1 12310 Modoc Duncan House Camp Comment
  SEINET3167750  Solidago elongata J. C. Semple, B. A. Suripto 1990-8-11 9295 Modoc NE of Altura, flood plain of N. Fork Railroad by US-395, approx. 2 km S of Joseph Creek Rd. Comment
  UC36236  Solidago elongata Milo S. Baker 1893-6 Modoc Comment
  UC71567 Image available Solidago lepida var. salebrosa Mrs. M. H. Manning Sept 1902 15 Modoc Comment
  UCR57504  Solidago occidentalis R. D. Goeden, Don W. Ricker 1989-8-22 890822- 12 Modoc East of Likely on Jess Valley Rd. Beside S fork of Pit River 1421 Comment
  RSA252436  Sparganium angustifolium subsp. emersum Robert F. Thorne, C. W. Tilforth 1969-9-5 39149 Modoc Along South Fork of Pit River ca. 7 miles east of Likely. 1433 Comment
  UCD94836  Sparganium emersum Herbert L. Mason; Verne Grant 1947-7-12 13433 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  JEPS32229  Sparganium emersum var. emersum W. L. Jepson 1918-8-12 7949 Modoc Jess Valley 1584 Comment
  RSA8223  Sparganium eurycarpum Elmer I. Applegate 1929-7-29 6088 Modoc Clear Lake Dam, Clear Lake. Comment
  CAS-BOT-BC242299  Sparganium eurycarpum subsp. eurycarpum Elmer Ivan Applegate 1929-7-29 6088 Modoc Clear Lake Dam. Comment
  UC441314  Sparganium natans Milo S. Baker 1899-8-12 Modoc Egg Lake Comment
  CAS-BOT-BC54293  Sphaeromeria potentilloides var. potentilloides Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-30 5984 Modoc N of Likely. Comment
  CAS-BOT-BC54294  Sphaeromeria potentilloides var. potentilloides C. C. (Mrs.) Bruce 1898-6-1 2173 Modoc Alturas. Comment
  UC635183  Stachys palustris subsp. pilosa F. H. Frost 1925-7-24 104 Modoc Jess Valley Warner Mts. Comment
  CAS-BOT-BC179212  Stachys pilosa Annie Montague Alexander; L. Kellogg 1946-7-12 4984 Modoc Twelve Mile Creek, NE corner of county. Comment
  UCD126027  Stachys rigida Verne Grant; Irving Schneider 1947-7-18 8047 Modoc Eastside Canal, 5 miles north of Bayley's bridge, south of Alturas. Comment
  CAS-BOT-BC95287  Stellaria longipes Bruce Bartholomew 1992-5-16 6324 Modoc Lunsford Spring. 1600 Comment
  SEINET5337329  Stellaria longipes M. H. Manning 144 Modoc Near Forb Bidwell Comment
  HSC80706  Stellaria longipes subsp. longipes G. M. Riegel 1980-8-8 1014 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC95290  Stellaria longipes var. longipes Roxana Stinchfield Ferris; R. Duthie 1919-6-14 141 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  UC748048  Stellaria longipes var. longipes Annie M. Alexander and Louise Kellogg 1946-7-10 4959 Modoc edge of Eight Mile Creek 1752 Comment
  CAS-BOT-BC54251  Stenotus acaulis Leland S. Smith 1917-7-17 83 Modoc Head of Shield Creek. 2133 Comment
  CAS-BOT-BC54256  Stenotus acaulis Bruce Bartholomew 1994-7-2 6808 Modoc 7.2 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2190 Comment
  SBBG8314  Stenotus acaulis H. and M. Dearing 1939-6-9 3633 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  CAS-BOT-BC54260  Stenotus stenophyllus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6440 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  CAS-BOT-BC322919  Stephanomeria tenuifolia Elmer I. Applegate 1936-7-3 10500 Modoc East slope of Hippo Butte, Lava Beds National Monument Comment
  HSC13361  Stipa occidentalis var. occidentalis R. C. Wunner 1965-6-20 221 Modoc Lava Beds N. M., Lava Brook Cave. 1463 Comment
  CAS-BOT-BC95053  Streptanthella longirostris Bruce Bartholomew; Barrett Anderson 1989-6-2 4833 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  UC1075762  Streptanthus cordatus Robert J. Weatherby 1955-7-8 1628 Modoc 6 mi n Ft. Bidwell; Warner Mts. 1645 Comment
  UC585230  Streptanthus cordatus E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1832 Modoc steep n-facing talus slope about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon Comment
  JEPS111376  Streptanthus cordatus var. cordatus Dean Wm. Taylor, Glenn Clifton 11162 Modoc Cedar Pass, northerly slopes of Peak 7298 2151 Comment
  UC1736576  Streptanthus cordatus var. cordatus Dean Wm. Taylor with Glenn Clifton 1987-6-27 9102 Modoc Highway 395 3.5 miles N of Northern junction with Highway 299 1371 Comment
  CAS-BOT-BC242266  Stuckenia striata Milo Samuel Baker 1899-8-24 s.n. Modoc Pit River at Lookout. Comment
  SJSU9599  Stylocline psilocarphoides W. Savage 1979-7-5 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
Read comments
Dec 18 2006
  CAS-BOT-BC95574  Suaeda calceoliformis Elmer Ivan Applegate 1932-7-6 8197 Modoc E side of Middle Lake, Surprise Valley. Along the nevada state line. Comment
  CAS-BOT-BC95579  Suaeda nigra Elmer Ivan Applegate 1932-7-6 8200 Modoc E side of Middle Lake, Surprise Valley. Along the Nevada state line. Comment
  CAS-BOT-BC180112  Swertia albicaulis var. albicaulis Bruce Bartholomew 1991-6-20 5776 Modoc Junction of county roads 87 and 90. 1220 Comment
  JEPS46351  Swertia albicaulis var. albicaulis L. S. Smith 1920-6-11 1165 Modoc Badger Spring Warner Mts., Happy Camp District Comment
  RSA520448  Symphoricarpos oreophilus Bruce Bartholomew, B. Anderson 1990-7-20 5510 Modoc Tamarack Flat, E side of Warner Mts. 655 Comment
  HSC4013  Symphoricarpos rotundifolius var. rotundifolius M. T. Milligan 1965-6-30 395 Modoc Slopes and ridges E of Jess Valley. 1768 Comment
  HSC80926  Symphoricarpos rotundifolius var. rotundifolius G. M. Riegel 1979-6-30 448 Modoc S Warner Mtns. 1670 Comment
  UC1119993  Symphoricarpos rotundifolius var. rotundifolius R. C. Wilson 1933-7-11 61 Modoc near Likely Saw Mill; Modoc National Forest, Canby Quad. 1828 Comment
  UC71620  Symphyotrichum bracteolatum Mrs. M. H. Manning Modoc near, (ne Modoc County) Fort Bidwell Comment
  UC76035  Symphyotrichum bracteolatum Milo S. Baker Modoc Forestdale Comment
  UC71583  Symphyotrichum bracteolatum Mrs. M. H. Manning Modoc north-eastern Modoc County Comment
  JEPS40767  Symphyotrichum campestre Mrs. M. H. Manning 1903-8-1 268 Modoc near Fort Bidwell; North-East Modoc Co Comment
  UC912289  Symphyotrichum foliaceum F. H. Frost 1925-7-12 42 Modoc Stow's Meadow Warner Mts., Cedar Canyon Comment
  CAS-BOT-BC15153  Symphyotrichum foliaceum var. parryi Leland S. Smith 1918-7-15 999 Modoc Mill Creek Corral. 2087 Comment
  CAS-BOT-BC15154  Symphyotrichum foliaceum var. parryi Bruce Bartholomew 1989-8-11 5087 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC15159  Symphyotrichum frondosum Herbert Louis Mason 1947-8-9 13479 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  JEPS120542  Synthyris missurica B. Castro and L. P. Janeway 2012-7-28 1980 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). Comment
  CAS-BOT-BC232365  Synthyris missurica C. C. (Mrs.) Bruce 1898-6-1 2132 Modoc Lake City Mt. Comment
  JEPS27314  Synthyris missurica Frances D. Payne 1931-6-29 287 Modoc e slope of Mt. Warren, s of Mosquito Lake; Warner Mountains 2286 Comment
  JEPS9932  Synthyris missurica Mrs. R. M. Austin and Bruce 1898-6-18 2132 Modoc Lake City Pass; Warner Mountains Comment
  SEINET13750737  Synthyris missurica M. J. Williams 1984-6-29 84- 72 -4 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  JEPS127300  Taraxacum officinale Lowell Ahart, John Dittes 2016-7-14 21158 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
  JEPS31538  Taraxia subacaulis Milo S. Baker 1893-7-1 Modoc edge of meadow Forestdale Comment
  UC748417  Taraxia tanacetifolia Annie M. Alexander and Louise Kellogg 1946-6-10 4710 Modoc on shore Snake Lake Comment
  JEPS38110  Tetradymia canescens W. L. Jepson 1918-8-6 7848 Modoc Surprise Valley 1447 Comment
  SDSU573  Tetradymia glabrata D. F. Howe 1964-8-2 3927 Modoc 9 miles south of Alturas on #395. 1341 Comment
  CAS-BOT-BC217126  Thalictrum fendleri Elmer Ivan Applegate 1932-8-31 7990 Modoc Mill Creek Meadow, Warner Mts. Comment
  CAS-BOT-BC217173  Thalictrum fendleri Elmer Ivan Applegate 1932-8-2 8079 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  UC10958  Thelypodium howellii M. S. Baker and Frank Nutting 1893-7-6 Modoc Comment
  JEPS54067  Thelypodium howellii subsp. howellii Baker and Nutting 1894-6-29 Modoc Big Valley Comment
  CAS-BOT-BC181797  Thermopsis californica var. argentata Leland S. Smith 1924-6-3 1360 Modoc Modoc County. Comment
  CAS-BOT-BC5492  Thermopsis californica var. argentata Milo S. Baker 1894-8-1 s.n. Modoc Big Valley Mts. Comment
  JEPS65658  Thermopsis macrophylla var. argentata Leo D. Whitney 1935-6-2 3177 Modoc near White Horse Lake (1 mi sw of White Horse) Comment
  UC16384  Thermopsis macrophylla var. argentata Milo S. Baker Aug. 1894 Modoc Big Valley Mts. Comment
  SEINET8263329  Thinopyrum intermedium Richard R. Halse 2006-8-3 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  CDA3889  Thlaspi arvense T. C. Fuller 1963-6-11 10652 Modoc Little Meadow Campground, South Fork of the Pit River, 7.9 miles east of Likely. 0 Comment
  JEPS54042  Thlaspi arvense L. S. Smith 1919-5-1 1092 Modoc flats around Alturas; around Alturas Comment
  RSA504621  Thlaspi arvense Bruce Bartholomew, B. Anderson 1988-6-25 4379 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  CAS-BOT-BC95088  Thysanocarpus curvipes Francis Dorris Payne 1932-6-10 633 Modoc Parker Creek. 1584 Comment
  RSA0057565  Thysanocarpus curvipes var. elegans Bruce Bartholomew, B. Anderson 1988-6-23 4229 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC54248  Tragopogon dubius Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16443 Modoc 11 mi. N of Cedarville, Surprise Valley. Comment
  CDA7715  Tragopogon dubius T. C. Fuller 1960-7-8 4716 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  SD61032  Tragopogon dubius Darley F. Howe 1964-8-2 3925 Modoc Alturas, Vacant lot 1220 Comment
  CHSC106336  Tribulus terrestris Lowell Ahart; John Dittes 2010-8-30 17081 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
  JEPS63189  Trichostema laxum W. I. Follett 1942-9-7 137 Modoc Lost River, E branch Comment
  CAS-BOT-BC179195  Trichostema simulatum Bruce Bartholomew 1989-7-14 4960 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  SEINET7972666  Trichostema simulatum M. J. Williams 1985-8-13 85- 66 -4 Modoc Big Sage Reservoir, NW of Alturas 1524 Comment
  CAS-BOT-BC181784  Trifolium cyathiferum Bruce Bartholomew 1990-6-17 5347 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CHSC117567  Trifolium cyathiferum Lowell Ahart; John Dittes 2016-7-14 21172 -A Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wild life Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 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
  RSA210816  Trifolium fragiferum Robert F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39123 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  JEPS33195  Trifolium gymnocarpon var. plummerae L. S. Smith 1917-1 1156 Modoc Mt. Bidwell, E of Cattle Pass 1920 Comment
  JEPS66044  Trifolium kingii var. productum Frances D. Payne 1931-6-29 301 Modoc e slope Mt. Warren; Warner Mtns 2286 Comment
  CAS-BOT-BC181747  Trifolium longipes Bruce Bartholomew 1992-5-16 6328 Modoc Lunsford Spring. 1600 Comment
  SD46733  Trifolium longipes Robert J. Weatherby 1955-7-7 1604 Modoc Dismal Swamp, northern Warner Mountains, boggy meadow 2240 Comment
  UC748306  Trifolium longipes subsp. hansenii Annie M. Alexander and Louise Kellogg 1946-6-26 4832 Modoc Warner Mountains. Dismal Swamp. 2255 Comment
  UCSC010318  Trifolium longipes subsp. multipedunculatum Unknown 2016-6-6 20957 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 air miles east of Lookout, 7.5 air miles west of Adin, Ash Creek State Wildlife Area 1271 Comment
  JEPS33197  Trifolium longipes subsp. multipedunculatum L. S. Smith 1918-6-22 968 Modoc Pine Cr. Consol. Mine, Modoc Forest 1981 Comment
  NY717264  Trifolium longipes var. hansenii R. J. Weatherby 1955-7-7 1604 Modoc Red Fir Forest. Dismal Swamp, northern Warner Mountains. 2240 Comment
  CHSC118091  Trifolium macrocephalum L. P. Janeway 2016-5-17 12009 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  HSC27357  Trifolium macrocephalum D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19414 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC80666  Trifolium macrocephalum Mrs. R. M. Austin May 1894 42 Modoc Goose Lake Valley Comment
  UC190602  Trifolium macrocephalum M. F. Gilman 617 Modoc Mt. Meadow 1828 Comment
  JEPS124385  Trifolium pratense Lowell Ahart, John Dittes 2015-7-16 20365 -B 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-BC181763  Trifolium productum Bruce Bartholomew; Barrett Anderson 1988-7-23 4582 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  CAS-BOT-BC181770  Trifolium productum K. Paulson; Robert Paulson 1988-6-29 68 Modoc N of Benton Meadow along Davis Creek, Warner Mts.. 1676 Comment
  UC16738  Trifolium willdenovii Milo S. Baker 1894-5-23 Modoc Cow Creek Mountains Comment
  CHSC112759  Trifolium wormskioldii Lowell Ahart; John Dittes 2013-7-24 18942 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