Search Results — 2000 specimen records retrieved (1505 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73546  Abies concolor Elmer I. Applegate 1932-8-5 8161 Modoc Cedar Pass, Warner Mountains. Comment
  HSC80921  Abies concolor G. M. Riegel 1979-8-1 729 Modoc S Warner Mtns. 1670 Comment
  RSA745482  Abies concolor Aaron Liston, Richard Halse 2006-8-4 1272 Modoc Along Highgrade Road ca. 4.4 miles north of Fort Bidwell, north end of the Warner Mtns. 1765 Comment
  CAS-BOT-BC15632  Achillea millefolium John Thomas Howell 1934-6-11 11932 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15669  Achillea millefolium Leland S. Smith 1922-7-20 1299 Modoc Rush Creek Ranger Station. 1905 Comment
  HSC4552  Achillea millefolium M. T. Milligan 1964-6-6 5 Modoc N side of Dorris Reservoir along shore 1372 Comment
  SEINET6700454 Image available Achillea millefolium D. A. Charlet 1989-8-14 487 Modoc Warner Mountains; 1.4 kilometers north west of Eagle Peak; subalpine spring in whitebark pine forest 2550 Comment
  CDA35641  Achillea millefolium J. R. Keck Jr. 1985-7-11 PDR# 237697 Modoc Davis Creek, Modoc National Forest. Comment
  JEPS126500  Achnatherum hymenoides Jennifer Mueller July 1-25, 2016 CA 370 -230 Modoc Take county road 27 up Granger Canyon. Comment
  CAS-BOT-BC242278  Achnatherum lemmonii Bruce Bartholomew; Barrett Anderson 1990-7-20 5468 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  SEINET191855 Image available Achnatherum lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc 15 mi N of Alturas (near Surprise) 1402 Comment
  UCD50455  Achnatherum lemmonii E. Wilson 1934-5-15 s.n. Modoc About 20 miles west Alturas-Redding Hwy. Comment
  UCD50561  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-8 2178 Modoc Peat Meadow; Jess Valley, Warner Mountains, 15 miles east of Likely. Modoc County. Comment
  UCD50647  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2115 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  UCD50705  Achnatherum lemmonii E. Wilson 1934-5-14 s.n. Modoc East side of pass from Alturas to Cedarville. Comment
  RSA268158  Achnatherum lemmonii var. lemmonii J. R. Reeder, C. G. Reeder 1972-6-1 5629 Modoc ca. 7 mi SW of Canby 1372 Comment
  RSA534593  Achnatherum lemmonii var. lemmonii Bruce Bartholomew, B. Anderson 1990-7-20 5468 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  RSA0034404  Achnatherum occidentale subsp. californicum L. C. Wheeler 1935-8-3 3752 Modoc Dismal Swamp, Twenty Mile Creek, Warner Mts. 2226 Comment
  UC1037190  Achnatherum occidentale subsp. pubescens Leo Whitney 1935-7-23 3554 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  UC1031353  Achnatherum thurberianum Leo Whitney 1935-7-1 3323 Modoc 17 mi nw Canby; Badger Wells Comment
  UC1037189  Achnatherum thurberianum Leo Whitney 1935-7-28 3555 Modoc near Clear Lake Comment
  CHSC99901  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2008-8-25 15302 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
  POM275208  Aconitum columbianum var. columbianum A. M. Alexander, Louise Kellogg 1946-7-23 5082 Modoc S slope Emerson Peak, Warner Mtns. Comment
  CAS-BOT-BC218327  Adonis aestivalis J. Turner; F. M. Ball 1962-7-12 s.n. Modoc Near Canby about 5 mi. from Cottonwood Flat campground. 1341 Comment
  CDA3512  Adonis aestivalis Loring White 1963-6-1 Modoc West of Canby. 0 Comment
  UC1312933  Adonis aestivalis L. K. Mann and Pat Mann 1963-6-19 Modoc 1-2 mi sw of Canby (U.S. Highway 299); U.S. Highway 299 Comment
  UC412646  Adonis aestivalis Mrs. La Mont June 1930 Modoc 20 mi sw from Alturas Comment
  UC26073  Agastache parvifolia Milo S. Baker 1893-6 Modoc Egg Lake Shore; on Egg Lake Shore Comment
  CAS-BOT-BC179881  Agastache urticifolia Bruce Bartholomew 1989-7-15 4983 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  CAS-BOT-BC179888  Agastache urticifolia K. Paulson; Robert Paulson 1988-6-29 69 Modoc Near Plum Valley Camp Ground, Warner Mts.. 1402 Comment
  POM260185  Agastache urticifolia C. L. Hitchcock 1940-5-27 6704 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA520459  Agastache urticifolia K. Paulson, R. Paulson 1989-7-2 166 Modoc Happy Camp Lookout. 1851 Comment
  UCLA72420  Agastache urticifolia Frances D. Payne 1932-6-26 607 Modoc Parker Creek 1828 Comment
  RSA534711  Agastache urticifolia Bruce Bartholomew 1991-7-6 5979 Modoc Curtis Waterhole and adjacent lava outcrops. 399 Comment
  SEINET7940441  Agastache urticifolia M. S. Baker 1893-1 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC15601  Ageratina occidentalis Bruce Bartholomew 1989-8-13 5141 Modoc Top of Manzanita Mountain. 2090 Comment
  JEPS6012  Ageratina occidentalis Frances D. Payne 1933-8-6 774 Modoc 2 mi sw Warren Mt. (se Modoc County); Pine Creek Basin 2316 Comment
  UC748130  Agoseris aurantiaca Annie M. Alexander and Louise Kellogg 1946-7-23 5040 Modoc east slope, near seep Emerson Peak; Warner Mountains Comment
  JEPS5992  Agoseris aurantiaca var. aurantiaca Frances D. Payne 1932-6-26 610 Modoc se of, on high ridges n of Parker Creek Alturas; Warner Mountains, Parker Creek 1828 Comment
  CAS-BOT-BC23036  Agoseris grandiflora John Thomas Howell 1934-6-11 11937 Modoc Parker Creek. Warner Mountains. 1584 Comment
  UC76010  Agoseris heterophylla var. heterophylla Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC13177  Agoseris monticola Bruce Bartholomew 1990-8-4 5629 Modoc Slope on N side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mountains 2610 Comment
  POM203849  Agoseris parviflora J. T. Howell 1934-6-14 12115 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  JEPS114847  Agropyron desertorum Lowell Ahart, John Dittes 2008-6-21 15016 Modoc On the north side of the dirt road, uplands, in Big Valley, about 3.8 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.5 miles (air) northeast of Bieber 1264 Comment
  UC1100112  Agrostis alba Herbert L. Mason and Verne Grant 1947-8-13 13533 Modoc meadow on ne side of reservoir n Canby; F Reservoir Comment
  CAS-BOT-BC242376  Agrostis exarata Bruce Bartholomew 1989-8-11 5097 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC242423  Agrostis exarata Leland S. Smith 1924-6-29 1441 Modoc Happy Camp Ranger Station. Comment
  CHSC85406  Agrostis exarata John Dittes; Josephine Guardino 1991-8-23 456 Modoc Modoc Plateau; Warner Mountains; southwest edge of Dismal Swamp; ca. 7.4 air-miles east by southeast of Goose Lake State Recreation Area, ca. 0.7 air-miles south of Oregon border, ca. 3.3 air-mile northwest of summit of Bidwell Mtn. Meadow. 2209 Comment
  POM229179  Agrostis exarata L. C. Wheeler 1935-8-16 3873 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  UC1024982  Agrostis exarata Leo Whitney 1935-7-6 3416 Modoc Pitt River near Lookout; Pitt River Comment
  UC1025044  Agrostis exarata Leo Whitney 1935-8-19 3625 Modoc ca 15 mi nw Canby (dam Lake Joaquina); Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD32730  Agrostis exarata Beecher Crampton 1954-7-8 2171 Modoc Mococ County, Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  UCD52353  Agrostis exarata A. A. Beetle 1944-8-15 3028 Modoc N. of lookout, above Happy Camp Ranger Station. Comment
  POM203129  Agrostis pallens J. T. Howell 1934-7-3 12377 Modoc 5 miles S of Hackamore Comment
  UC1024986  Agrostis pallens Leo Whitney 1935-7-5 3407 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CAS-BOT-BC242418  Agrostis variabilis Bruce Bartholomew; Barrett Anderson 1988-7-23 4587 Modoc Vicinity of Blue Bell Mine between Lily Lake and Dismal Swamp, Warner Mts.. 2170 Comment
  UCD55706  Aira caryophyllea Elizabeth Wilson Date Unknown s.n. Modoc Modoc County. Comment
  CAS-BOT-BC190681  Aliciella micromeria Bruce Bartholomew 1995-5-13 6902 Modoc E of Eagleville near Eagleville Airport, S end of Surprize Valley. 1390 Comment
  UCD137895  Alisma gramineum Herbert L. Mason 1955-8-13 14653 B Modoc southwest side of Goose Lake. Comment
  UCD137903  Alisma gramineum Herbert L. Mason 1955-8-13 14653 A Modoc southwest side of Goose Lake. Comment
  UC985654  Alisma plantago-aquatica Herbert L. Mason 1947-7-11 13377 Modoc irrigation ditch near west side road (s of Alturas); South Fork of Pit River Comment
  CAS-BOT-BC445445  Alisma triviale Mrs. C. C. Bruce 1898-8-1 2232 Modoc Goose Lake Comment
  SEINET8466399 Image available Alisma triviale R. F. Thorne, J. Hendrickson, C. W. Tilforth 1969-9-4 39088 Modoc N fork of Pit River, 3.4 mi N of Alturas where crossed by Hwy 395 1341 Comment
  CAS-BOT-BC245011  Allium acuminatum Clare Butterworth Hardham 1961-6-18 7566 Modoc E side Cedar Pass. 1524 Comment
  CAS-BOT-BC245018  Allium acuminatum Alice Eastwood; John Thomas Howell 1940-6-1 8012 Modoc 6 mi. NE of Adin on road to Canby. Comment
  JEPS13885  Allium acuminatum Rimo Bacigalupi with L. R. Heckard, R. D. Sanderson, and G. Bacigalupi 1952-6-18 3750 Modoc 3.3 mi w Fandango Pass; Fandango Valley 1706 Comment
  SEINET12048088  Allium acuminatum Unknown 1945-1 Modoc Comment
  JEPS47575  Allium bisceptrum var. bisceptrum L. S. Smith 1920-7-31 1190 Modoc Patterson 2194 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
  RSA367065  Allium lemmonii George Willet 1935-6-21 s.n. Modoc Modoc County: Warner Mtns. 2287 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
  HSC2972  Allium parvum M. T. Milligan 1964-4-25 Modoc N side of Doris Reservoir Comment
  CAS-BOT-BC244965  Allium platycaule Mrs. H. C. Cantelow 1940-6-1 3897 Modoc E of Alturas. Comment
  UCD141484  Allium platycaule M. Mann, L. K. Mann 1955-6-5 10 Modoc California. Modoc County: Near Cedarville Pass. Highway from Alturas to Cedarville over Cedar Pass. Three mi toward Alturas from edge of Modoc National Forest. Comment
  RSA59817  Allium tolmiei E. K. Balls 1950-5-18 14767 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  CAS-BOT-BC244948  Allium tolmiei var. tolmiei Bruce Bartholomew; Barrett Anderson 1989-6-3 4894 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  JEPS127596  Allium tolmiei var. tolmiei L. P. Janeway, B. Castro 2016-5-18 12063 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road km N of Road 73/181/47N09. Comment
  UC1036059  Allium tolmiei var. tolmiei Annie M. Alexander and Louise Kellogg 1946-6-26 4835 Modoc Dismal Swamp, n. end of Warner Mts. Warner Mts., Dismal Swamp 2255 Comment
  RSA739701  Alopecurus geniculatus John Dittes, Josephine Guardino 1991-7-21 430 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;, Northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1259 Comment
  JEPS101109  Alopecurus pratensis Dean Wm. Taylor with Glenn L. Clifton 1992-5-7 12529 Modoc 0.5 mile E of Duncan Reservoir, on hillside on western rim of Black Canyon 1524 Comment
  UCD55818  Alopecurus saccatus L. D. Whitney 1935-7-12 s.n. Modoc Hackamore Reservoir. Comment
  CDA18404  Alyssum minus subsp. micranthum G. D. Barbe, P. Hiatt & M. Keffer 1980-6-4 2805 Modoc Modoc Plateau; Goose Lake Park, eastern shore of Goose Lake, west of New Pine Creek; end of road at lake's shore. 1426 Comment
  CAS-BOT-BC58602  Alyssum simplex L. D. White 1967-5-26 Modoc Fandango Pass, Warner Mts. 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
  CHSC106318  Amaranthus albus Lowell Ahart; John Dittes 2010-8-31 17108 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CHSC117368  Amaranthus albus Lowell Ahart; John Dittes 2016-7-14 21182 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
  CHSC106211  Amaranthus californicus Lowell Ahart; John Dittes 2010-8-31 17106 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  JEPS127161  Amaranthus californicus Lowell Ahart, John Dittes 2016-7-16 21253 Modoc South of Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.7 miles (air) southwest of Adin Big Valley. Comment
  JEPS94093  Amaranthus californicus Vernon H. Oswald and Lowell Ahart 1998-9-8 9598 Modoc ca. 20 air mi. n. McArthur (Mosquito Lake on the n. side of Whitehorse Flat Reservoir); Whitehorse Flat Reservoir, Mosquito Lake 1341 Comment
  UC1191391  Amaranthus californicus Verne Grant, Irving Schneider 1947-7-10 13326 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  HSC65381  Amaranthus retroflexus Thomas Wood 1979-8-8 213 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  NY849650  Amelanchier alnifolia B. M. Bartholomew 1988-5-13 4174 Modoc 0.6 km north of Jess Valley on West Warner Road, west side of the Warner Mountains 1620 Comment
  RSA531362  Amelanchier pallida Bruce Bartholomew, B. Anderson 1989-4-27 4611 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  POM91701  Amelanchier pumila R. M. Austin 1895-1 457 Modoc Goose Lake Valley Comment
Read comments
Sep 5 2010
  CAS-BOT-BC214627  Amelanchier utahensis K. Paulson; Robert Paulson 1989-5-8 107 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  UC466780  Amelanchier utahensis W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Creek; Warner Mountains 1676 Comment
  CAS-BOT-BC217092  Amelanchier utahensis John H. Hatton 1911-6-10 31 Modoc Modoc County. 1371 Comment
  UCSB18015  Amelanchier utahensis Haller, John 1962-6-8 Modoc Slopes adjacent to South Fork of the Pit River, near Little Meadows Campground, Likely-Eagleville Road about 8 miles East of Likely, Warner Mountains 1584 Comment
  CAS-BOT-BC245112  Amphiscirpus nevadensis Louis Cutter Wheeler 1935-9-4 3944 Modoc McGinty Point, Goose Lake. 1463 Comment
  CHSC85172  Amsinckia menziesii John Dittes; Josephine Guardino 1991-7-21 393 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
  JEPS127306  Amsinckia menziesii Lowell Ahart, John Dittes 2016-7-14 21159 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-BC54167  Amsinckia tessellata var. tessellata Elmer Ivan Applegate 1897-5-31 883 Modoc Bloody Point, Tule Lake. Comment
  CAS-BOT-BC15608  Ancistrocarphus filagineus Bruce Bartholomew; Barrett Anderson 1989-6-2 4801 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  SJSU9567  Ancistrocarphus filagineus W. Savage 1979-7-3 1309 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  HSC4653  Antennaria argentea M. S. Baker 1893-1 Modoc Egg Lake Comment
  CAS-BOT-BC15576  Antennaria dimorpha Bruce Bartholomew; Mona Bourell 1990-4-28 5199 Modoc 0.3 km S of Davis Creek on Hwy 395. 1450 Comment
  CAS-BOT-BC15583  Antennaria dimorpha Bruce Bartholomew; Mona Bourell 1990-4-27 5176 Modoc NW side of Rice Flat, ca. 2 km S of Adin Pass. 1540 Comment
  JEPS33941  Antennaria dimorpha L. S. Smith 1918-1-1 770 Modoc Modoc National Forest Comment
  UCR163252  Antennaria flagellaris Jim Andre 1993-7-3 1444 Modoc Modoc Plateau, about 7 miles NW of Canby 1494 Comment
  CAS-BOT-BC15585  Antennaria geyeri Frank Warrington Peirson 1926-6-26 6909 Modoc NW of Canby. Comment
  HSC37943  Antennaria geyeri M. T. Milligan 1966-6-19 468 Modoc Plateau W of Jess Valley 1829 Comment
  RSA93633  Antennaria geyeri F. W. Peirson 1926-6-26 6909 Modoc Modoc National Forest NW of Canby. Comment
  CAS-BOT-BC15553  Antennaria luzuloides John Thomas Howell 1934-6-12 11992 Modoc 6 mi. S of Davis Creek. Comment
  CAS-BOT-BC15555  Antennaria luzuloides Alice Eastwood; John Thomas Howell 1940-6-11 8010 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC15589  Antennaria luzuloides Ethel S. Willits 1940-5-4 209 Modoc Willow Ranch 1371 Comment
  CAS-BOT-BC15597  Antennaria luzuloides E. S. Willits 1940-5-6 229 Modoc Davis Creek. Comment
  CHSC107351  Antennaria luzuloides Lowell Ahart; John Dittes 2011-6-22 17554 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC26517  Antennaria luzuloides J. P. Smith, J. O. Sawyer 1972-5-6 5246 Modoc County Rd. 86, just E of Adin. 1098 Comment
  UC585088  Antennaria luzuloides E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1842 Modoc summit of Cedar Pass; Warner Mts. 1910 Comment
  SEINET11841736  Antennaria luzuloides A. Seneres, Harold, N. 1983-1 107 Modoc Warner Mountains Comment
  CAS-BOT-BC15559  Antennaria rosea subsp. rosea Annie Montague Alexander; L. Kellogg 1946-6-27 4847 Modoc Highgrade, top of ridge 2 mi. by road from Dismal Swamp. 2377 Comment
  HSC4637  Antennaria rosea subsp. rosea M. T. Milligan 1965-6-27 363 Modoc E slope of eroded volcanic plateau. 1677 Comment
  HSC65544  Anthemis cotula Thomas Wood 1979-8-8 205 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  UC71837  Apocynum androsaemifolium Mrs. M. H. Manning 1903-6 200 Modoc near Ft. Bidwell Ft. Bidwell; n.e. Modoc Co. Comment
  SEINET7923499  Apocynum androsaemifolium M. J. Williams 1984-6-30 84- 76 -2 Modoc Warner Mtns., Cedar Pass Road, 1.7 mi W of Cedarville. 1509 Comment
  RSA0016880  Aquilegia formosa R. M. Austin 1898-07 2296 Modoc Ross Canyon. Comment
  HSC80753  Aquilegia formosa var. formosa G. M. Riegel 1980-8-13 1059 Modoc South Warner Mountains 2100 Comment
  HSC6520  Arabis glabra M. T. Milligan 1965-6-26 332 Modoc N end Jess Valley. 1616 Comment
  HSC25993  Arabis holboellii var. retrofracta D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19469 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  CAS-BOT-BC58566  Arabis platysperma var. platysperma Elmer Ivan Applegate 1932-8-3 8117 Modoc High western slope of Warner Mts. N of Eagle Peak. Comment
  HSC26497  Arabis puberula J. P. Smith, J. O. Sawyer 1972-5-6 5267 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  JEPS53114  Arabis puberula L. S. Smith 1917-7-2 55 Modoc w slope Warner Mts. 2316 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-BC95660  Arctostaphylos patula Bruce Bartholomew 1989-7-15 5021 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  JEPS51422  Arenaria aculeata L. S. Smith 1917-6-10 793 Modoc Jess Valley Comment
  JEPS51492  Arenaria aculeata Frances D. Payne 1929-6-13 8 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET3918773  Aristida adscensionis Leo Whitney 1935-8-19 3627 Modoc Rs-1, U.S.B.E.; 0 Comment
  CAS-BOT-BC242411  Aristida oligantha Louis Cutter Wheeler 1935-9-6 3959 Modoc Fletcher Creek. 1524 Comment
  CAS-BOT-BC15571  Arnica chamissonis subsp. foliosa Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10570 Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  SEINET3082315 Image available Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 miles northeast of Alturas 1680 Comment
  UC1437361  Arnica cordifolia Clare B. Hardham 1961-6-18 7587 Modoc Cedar Pass; Warner Mountains 1828 Comment
  CAS-BOT-BC15402  Arnica cordifolia John H. Hatton 1911-6-13 65 Modoc Rush Creek Canyon. 1280 Comment
  SEINET6775021 Image available Arnica cordifolia A. M. Alexander, L. Kellogg 1946-6-5 4668 Modoc Emerson Creek, south of Eagleville, Warner Mountains 1981 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-BC15425  Arnica longifolia Bruce Bartholomew 1989-8-12 5125 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  JEPS35868  Arnica longifolia W. L. Jepson 1918-8-13 7974 Modoc Eagle Peak Warner Mountains, Eagle Peak 3017 Comment
  CHSC109743  Arnica mollis B. Castro; L. P. Janeway 2012-7-27 1976 Modoc Warner Mountains. At upper (SE) edge of Mineral Spring, 0.3 air mi east of Yellow Mountain. Moist opening surrounded by lodgepole pine forest; on NW side of road. 2331 Comment
  RSA298141  Arnica mollis J. O. Sawyer, James Payne Smith 1973-8-8 7217 Modoc At or near the summit of Eagle Peak 2988 Comment
  UC936190  Arnica mollis Annie M. Alexander and Louise Kellogg 1946-7-29 5080 Modoc Eagle Peak Warner Mountains, Eagle Peak Comment
  JEPS118462  Arnica sororia Lowell Ahart, John Dittes 2011-6-21 17530 Modoc Moist meadow, on south edge of Ash Creek Floodplain, 1.8 miles (air) east of Elkins Lane, 1.2 miles (air) south of County Road 87, 2.5 miles (air) west of Adin, Big Valley 1267 Comment
  UC1584014  Arnica sororia G. Schoolcraft 1990-6-7 2082 Modoc 12 mi ne Alturas; Joseph Creek 1615 Comment
  UC748192  Arnica sororia Annie M. Alexander and Louise Kellogg 1946-7-10 4953 Modoc Eight Mile Creek, ne Modoc Co Eight Mile Creek 1752 Comment
  CHSC67332  Artemisia arbuscula James D. Jokerst 1986-9-18 2769 Modoc Radar Site Survey S of Doublehead Mtn. Ca. 1.5 mi S of Doublehead Mtn. 1386 Comment
  CAS-BOT-BC15254  Artemisia cana subsp. bolanderi John H. Hatton 1911-6-20 129 Modoc Modoc County. 1524 Comment
  UCR57490  Artemisia ludoviciana R. D. Goeden, Don W. Ricker 1989-8-23 890823- 23 Modoc Warner Mtns., Modoc National Forest, Fandango Pass Road, in vicinity of Warner Mtn. 1607 Comment
  JEPS108113  Artemisia ludoviciana subsp. candicans Anthony B. Walters 2005-9-28 Modoc Brokenera Ranch 1 mi S of New Pine Creek on E side of Hwy 395, near pond on W base of Warner Mountains. Comment
  SEINET212885  Artemisia ludoviciana subsp. incompta K. L. Chambers, Ron Tyrl 1965-9-22 2432 Modoc Cedar Pass, Warner Mountains 1920 Comment
  UC1776690  Artemisia ludoviciana subsp. incompta G. Schoolcraft 1999-7-13 2865 Modoc Lower slopes of Warner Mountains 3 miles N of Eagleville, CA 1463 Comment
  UC912560  Artemisia ludoviciana subsp. incompta F. H. Frost Modoc 2 mi above Cedarville (Cedar Camp); Warner Mountains Comment
  POM260868  Artemisia ludoviciana subsp. ludoviciana J. T. Howell 1940-6-13 8171 Modoc Cedarville Comment
  CHSC67336  Artemisia tridentata subsp. tridentata James D. Jokerst 1986-9-18 2770 Modoc Radar Site Survey S of Doublehead Mtn., dry lake ca 1.5 mi S of Doublehead Mtn. 1386 Comment
  UC1119447  Artemisia tridentata subsp. tridentata R. C. Wilson 1933-7-17 67 Modoc near Cannon Place; Modoc National Forest, Canby Quadrangle Comment
  CAS-BOT-BC15700  Asclepias cordifolia Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6032 Modoc Above Cedarville. 1493 Comment
  HSC65598  Asclepias cordifolia Thomas Wood 1979-8-9 232 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of jct. with Co. Hwy. 2. N of Fort Bidwell 1555 Comment
  CAS-BOT-BC15652  Asclepias cordifolia Leland S. Smith 1398 Modoc Modoc County. Comment
  RSA152745  Asclepias cordifolia I. L. Wiggins, Dorothy Wiggins 1961-6-12 16441 Modoc Along Cedar Pass road 4 mi. E of Cedar Pass Summit Comment
  JEPS127722  Asclepias fascicularis Alejandro Brambila, Michael Dolan 2016-8-25 CA 320 -177 Modoc Population is North and West of Nelson Spring in South Likely Tablelands Comment
  CAS-BOT-BC15663  Asclepias speciosa Bruce Bartholomew 1994-10-9 6888 Modoc 0.5 km N of Lassen County on road to Eagleville, S end of Surprise Valley. 1380 Comment
  CAS-BOT-BC15665  Asclepias speciosa Bruce Bartholomew 1994-7-4 6847 Modoc Hubert Creek. 1390 Comment
  CHSC112830  Asclepias speciosa Lowell Ahart; John Dittes 2013-7-25 18955 Modoc 30 yards south 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
  RSA520444  Asclepias speciosa Bruce Bartholomew 1990-6-17 5285 Modoc Surprise Valley, SW side of Lower Alkali lake, 1.8 km N of Lassen County 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
  CDA13470  Aster campestris G. F. Hrusa, T. D. Wilfred 1996-7-21 13317 Modoc Modoc Plateau; Along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  CHSC115560  Astragalus Lowell Ahart; John Dittes 2015-7-15 20342 Modoc About 300 yards northeast of the old barn, on the north 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. 1266 Comment
  JEPS124306  Astragalus Lowell Ahart, John Dittes 2015-7-15 20342 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
  NY790904  Astragalus agrestis Mrs. C. C. Bruce 06 1898 2212 Modoc Madaline Plains Comment
Read comments
Aug 21 2016
  CDA26631  Astragalus canadensis var. brevidens R. Campbell Jul 1936 Modoc SPRR. 0 Comment
  JEPS114698  Astragalus curvicarpus var. curvicarpus Lowell Ahart, John Dittes 2008-6-20 14976 Modoc Upland on the northeast side of Big Valley, about 5.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 8.3 miles (air) northeast of Bieber 1287 Comment
  JEPS120893  Astragalus curvicarpus var. curvicarpus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18761 Modoc About 300 yards E of Parking Area, E 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
  NY803532  Astragalus curvicarpus var. curvicarpus M. J. Williams 1984-6-29 84- 74 --1 Modoc 4.8 miles in on Fandango Pass road from Highway 395 1524 Comment
  UC748298  Astragalus curvicarpus var. curvicarpus Annie M. Alexander and Louise Kellogg 1946-6-10 4723 Modoc slope facing Lower Lake (lava bench bet. Lower and Snake Lakes); bet. Lower and Snake Lakes Comment
  NY803546  Astragalus curvicarpus var. curvicarpus R. M. Austin 06 1898 2212 Modoc Comment
  UC862747  Astragalus curvicarpus var. curvicarpus Lewis S. Rose 1940-6-11 40513 Modoc Canby 1325 Comment
  CAS-BOT-BC182077  Astragalus filipes Bruce Bartholomew; Barrett Anderson 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
  UCR42407  Astragalus filipes G. R. Ballmer 1986-5-17 s.n. Modoc Along Hwy 139 from Klamath Falls to Alturas, east of Lava Beds National Monument, 9 mi. north of Perez. 1280 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
  RSA520483  Astragalus filipes Bruce Bartholomew, B. Anderson 1989-6-2 4811 Modoc NE side of Upper Lake, 4km S of road to Fee Reservoir, NE end of Surprise Valley. 1420 Comment
  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
  UC81353  Astragalus lentiginosus var. chartaceus Mrs. R. M. Austin June, 1894 253 Modoc shores Goose Lake; shores of Goose Lake Comment
  CAS-BOT-BC182053  Astragalus malacus Bruce Bartholomew 1994-5-15 6696 Modoc Poison Spring Canyon near junction with Schamp Creek. Ca. 8 km E of Fort Bidwell. 1480 Comment
  CAS-BOT-BC182026  Astragalus purshii M. M. Hanna 1956-6-5 Modoc Cedar Pass. Comment
  CAS-BOT-BC182029  Astragalus purshii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16505 -A Modoc 22 mi. W of Canby along Highway 139. Comment
  CAS-BOT-BC182033  Astragalus purshii E. S. Willits 1940-4-27 197 Modoc Near quarantine station, Alturas. Comment
  CAS-BOT-BC182044  Astragalus purshii Gordon H. True 1964-6-3 1432 Modoc North Fork Pit River between Alturas and Goose Lake. 1463 Comment
  RSA415670  Astragalus purshii var. purshii Christopher Davidson 1973-5-24 2103 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  CAS-BOT-BC193032  Astragalus purshii var. tinctus Frances D. Payne 1932-6-10 424 Modoc Parker Creek 1584 Comment
  POM45523  Astragalus purshii var. tinctus R. M. Austin 1895-05 s.n. Modoc Goose Lake Valley. Comment
  UC71811  Astragalus purshii var. tinctus Mrs. M. H. Manning 1903-5 97 Modoc near Fort Bidwell (north-eastern Modoc County); near Fort Bidwell Comment
  UCD105278  Astragalus purshii var. tinctus Geo. C. Wood 1940-4-25 s.n. Modoc Fleming Ranch, s.e. end of Goose Lake. 1524 Comment
  RSA25341  Astragalus stenophyllus C. L. Hitchcock 1940-5-27 6650 Modoc 9 miles northeast of Alturas. 1402 Comment
  RSA163835  Astragalus whitneyi var. confusus Clare B. Hardham 1961-6-18 7578 Modoc Mtns S of Cedar Pass. 1982 Comment
  NY696558  Astragalus whitneyi var. confusus R. C. Barneby 1982-5-25 17842 Modoc In west foothills of Warner Mountains, 9 miles northeast of Alturas 1550 Comment
  CAS-BOT-BC182004  Astragalus whitneyi var. lenophyllus Edward Kent Balls 1950-5-10 15964 Modoc 0.5 mi. past fork of Hwy 395 and road from Altuas to Cedarville. 1584 Comment
  CAS-BOT-BC30205  Athyrium filix-femina subsp. cyclosorum Milo Samuel Baker; Franklin P. Nutting 1894-9-5 s.n. Modoc Near Forestdale. Comment
  CHSC106320  Atriplex argentea var. argentea Lowell Ahart; John Dittes 2010-8-31 17137 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117501  Atriplex argentea var. argentea Lowell Ahart, John Dittes 2010-8-31 17137 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95507  Atriplex confertifolia Bruce Bartholomew 1994-10-9 6880 Modoc Near Nevada border directly E of Eagleville, S end of Surprise Valley. 1510 Comment
  NY526834  Atriplex confertifolia B. M. Bartholomew 1989-8-11 5079 Modoc East side of Surprise Valley at Nevada border on State Highway 299 1500 Comment
  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-BC30209  Azolla mexicana Herbert Louis Mason 1947-8-12 13503 Modoc Junction of North and South Forks of Pit River, Alturas. Comment
  CHSC67160  Balsamorhiza hookeri James D. Jokerst 1994-5-20 4062 Modoc Near Hog Reservoir N of Canby, N of Hwy. 139, N of railroad, E of gravel road to Hog Lake. Comment
  UC30506  Balsamorhiza hookeri M. S. Baker and Frank Nutting 1894-6-8 Modoc lava beds near Egg Lake Comment
  UC1119016  Balsamorhiza hookeri R. C. Wilson 1933-5-24 27 Modoc near Allen Place (Canby); Canby 1310 Comment
  CAS-BOT-BC15185  Balsamorhiza hookeri var. lanata Margaret J. Williams; Thad Holcomb; Betty Holcomb; L. Saxton 1988-5-28 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  CAS-BOT-BC15189  Balsamorhiza hookeri var. lanata Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc 7.5 mi. W of Adin Pass Summit on U.S. Hwy. 299 Comment
  CAS-BOT-BC15126  Balsamorhiza sagittata Bruce Bartholomew; Barrett Anderson 1988-5-14 4193 Modoc 2 km S of turn off to Crowder Flats West Side Road, W side of Goose Lake. 1410 Comment
  CAS-BOT-BC15128  Balsamorhiza sagittata Gordon H. True 1964-6-3 1435 Modoc North Fork Pit River between Alturas and Goose Lake. 1432 Comment
  CAS-BOT-BC15133  Balsamorhiza sagittata Edward Kent Balls 1950-5-10 15966 Modoc 0.5 mi. E past fork of Hwy 395 and road to Alturas. 1584 Comment
  CAS-BOT-BC15135  Balsamorhiza sagittata F. Angwin 1946-4-21 Modoc Stone Coal Canyon near Adin. 1280 Comment
  CAS-BOT-BC15197  Balsamorhiza sagittata Annie Montague Alexander; L. Kellogg 1946-7-1 4891 Modoc 0.5 mi E summit of Bidwell Creek Road, Warner Mountains Comment
  UC71588  Balsamorhiza sagittata Mrs. M. H. Manning 1903-5-1 113 Modoc near Fort Bidwell Comment
  UC88467  Balsamorhiza sagittata R. M. Austin 1894-5-1 47 Modoc Goose Lake Valley Comment
  RSA149085  Balsamorhiza sagittata Dorothy Wiggins 1961-6-15 16502 Modoc 22 miles W of Canby along Hwy 139 Comment
  RSA152708  Balsamorhiza sagittata I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16410 Modoc Steep hillside in Cedar Pass, along Cedar Pass Road between Alturas and Cedarville Comment
  RSA60350  Balsamorhiza sagittata E. K. Balls 1950-5-10 15966 Modoc 0.5 mi. east of fork of Hwy 395 and Alturas Road. 1585 Comment
  CAS-BOT-BC15139  Balsamorhiza serrata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6469 Modoc 1.6 km NE of Fee Reservoir Road on Barrel Spring Road, N end of Surprise Valley. 1600 Comment
  CAS-BOT-BC58629  Barbarea orthoceras Bruce Bartholomew; Barrett Anderson 1989-6-3 4866 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC58631  Barbarea orthoceras Annie Montague Alexander; L. Kellogg 1946-7-17 5009 Modoc Benton Meadow, Warner Mts. 2072 Comment
  CAS-BOT-BC58673  Barbarea orthoceras Bruce Bartholomew; Barrett Anderson 1988-5-14 4187 Modoc 1.6 km W of Davis Creek SE corner of Goose Lake along Riverside Road. 1450 Comment
  CAS-BOT-BC58675  Barbarea orthoceras Annie Montague Alexander; L. Kellogg 1946-6-22 4818 Modoc Edge of Bidwell Creek, Warner Mts. Comment
  CAS-BOT-BC498656  Barbarea orthoceras L. S. Smith 1922-6-23 1250 Modoc Modoc Forest: Near Ballard's Mill 1432 Comment
  JEPS117917  Bassia hyssopifolia L. P. Janeway, B. Castro 2008-8-16 9547 Modoc Surprise Valley Modoc Plateau (east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville) 1378 Comment
  UCR136424  Beckmannia syzigachne Beecher Crampton 1954-7-7 2162 Modoc Modoc Plateau, 2.5 miles east of Alturas, near radio station KCNO 1341 Comment
  HSC27250  Berberis aquifolium var. repens J. P. Smith, J. O. Sawyer 1972-5-6 5277 Modoc Hillside E of Fandango Valley, 2 mi. E of valley floor 1707 Comment
  CAS-BOT-BC21488  Berula erecta Bruce Bartholomew 1989-8-10 5031 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  UC1583943  Berula erecta G. Schoolcraft 1990-7-11 2105 Modoc about 2 mi w of West Valley Reservoir 1493 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
  UC748347  Betula occidentalis Annie M. Alexander and Louise Kellogg 1946-6-14 4746 Modoc edge Barber Creek; Patterson Mill Road 1798 Comment
  CAS-BOT-BC498659  Betula occidentalis Roxana S. Ferris; Laura Lorraine 1941-8-14 10600 Modoc 8.5 mi from Patterson Ranger Station on Eagleville Rd., Warner Mountains Comment
  UCR57550  Bidens cernua R. D. Goeden 1989-8-23 28 Modoc Modoc National Forest, Clear Lake Road at Fletcher Creek. 1479 Comment
  CAS-BOT-BC15147  Bidens cernua var. cernua Herbert Louis Mason; Verne Grant 1947-7-12 13431 Modoc South loop of west side road, north of Likely Comment
  CAS-BOT-BC218108  Bistorta bistortoides Bruce Bartholomew 1992-5-16 6329 Modoc Lunsford Spring 1600 Comment
  CAS-BOT-BC218115  Bistorta bistortoides K. Paulson; Robert Paulson 1988-6-29 65 Modoc Benton Meadow, Warner Mts.. 1676 Comment
  CHSC109734  Bistorta bistortoides B. Castro; L. P. Janeway 2012-7-27 1975 Modoc Warner Mountains. North-sloping meadow opening just above Mineral Spring, 0.,3 air mi east of Yellow Mountain. Meadow surrounded by tall lodgepole pine forest; on E side of road. 2350 Comment
  CAS-BOT-BC15087  Blepharipappus scaber F. Angwin 1946-5-3 s.n. Modoc Big Valley, 2 mi NW of Adin. 1280 Comment
  CAS-BOT-BC15121  Blepharipappus scaber John Thomas Howell 1934-6-12 11997 Modoc 6 mi. S of Davis Creek. Comment
  HSC2225  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi NE of Alturas 1616 Comment
  HSC41122  Blepharipappus scaber Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3248 Modoc Modoc National Forest; along Hwy. 299 just NW of Andin Pass 1524 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
  CAS-BOT-BC16828  Boechera B. Bartholomew; B. Anderson 1988-6-25 4383 Modoc 5.2 km west of Jess Valley on the road to Likely. 1450 Comment
  JEPS52996  Boechera L. S. Smith 1917-7-2 815 Modoc Eagle Peak Warner Mts. 2316 Comment
Read comments
Feb 16 2008
  RSA0125878  Boechera C. L. Hitchcock 1940-5-27 6714 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA0125907  Boechera Clare B. Hardham 1961-6-19 7591 Modoc Davis Creek; Warner Mountains. 2134 Comment
  CAS-BOT-BC248345  Boechera pinetorum B. Bartholomew; H. Sun 2002-6-24 8828 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  CAS-BOT-BC58658  Boechera puberula Gordon H. True 1964-6-3 1434 Modoc No. Fork Pit River between Alturas and Goose Lake. 1432 Comment
  CAS-BOT-BC25526  Boechera retrofracta Clare B. Hardham 1961-6-19 7591 Modoc Warner Mountains. Davis Creek. 2133 Comment
  CAS-BOT-BC25700  Boechera sparsiflora Mrs. H. C. Cantelow 1940-6-2 s.n. Modoc 1.7 mile west of Alturas, Klamath Falls Highway on road to Lava Beds National Monument. Comment
  UC748377  Boechera sparsiflora Annie M. Alexander and Louise Kellogg 1946-6-30 4880 Modoc n end Warner Mountains (w side of ridge, Highgrade); , Highgrade 2377 Comment
  JEPS53185  Boechera sparsiflora Leland S. Smith 1918-6-22 949 Modoc Pine Creek Modoc Forest 1981 Comment
  RSA0128802  Boechera sparsiflora Bruce Bartholomew, B. Anderson 1988-5-13 4145 Modoc Along Parker Creek Road, at the border of Modoc National Forest and 16 km WSW of Alturas, side of the Warner Mtns. 1580 Comment
  UC190606  Boechera sparsiflora M. F. Gilman 530 Modoc Comment
  SBBG2383  Boechera stricta H. and M. Dearing 1939-6-8 Modoc Lily Lake, Warner Mtns 1828 Comment
  CAS-BOT-BC15093  Brickellia microphylla E. S. Willits 1939-10-10 158 Modoc Surprise Valley. 1371 Comment
  CAS-BOT-BC244941  Brodiaea coronaria subsp. coronaria Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16508 Modoc 13 mi. W of Canby along Hwy 139. Comment
  HSC30077  Brodiaea coronaria subsp. coronaria D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19496 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC80915  Bromus briziformis G. M. Riegel 1980-6-30 789 Modoc S Warner Mtns. 1739 Comment
  RSA126904  Bromus briziformis Leo D. Whitney 1934-5-19 2169 Modoc Devils Garden (timbered mts.) 1585 Comment
  CAS-BOT-BC242436  Bromus carinatus var. carinatus Bruce Bartholomew 1989-7-15 4994 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC242439  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1990-7-21 5575 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  CAS-BOT-BC242445  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1990-7-20 5546 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  UC1024864  Bromus carinatus var. carinatus Leo Whitney 1935-5-30 3162 a Modoc 18 mi wnw of Canby (Hole-in-the-rock); Hole-in-the-rock Comment
  UC1037151  Bromus carinatus var. carinatus Leo Whitney 1935-7-6 3413 Modoc Pit River near Lookout Pit River Comment
  UCD32704  Bromus carinatus var. marginatus Beecher Crampton 1954-7-7 2127 Modoc Modoc County, west side of Cedar Pass. Comment
  CAS-BOT-BC498661  Bromus carinatus var. marginatus I. Tidestrom 1910-6-25 3636 Modoc Modoc National Forest: Sibley Draw Comment
  POM264293  Bromus commutatus A. A. Beetle 1941-6-29 2837 Modoc south slope of Mount Adin Comment
  UCD58452  Bromus commutatus A. A. Beetle 1941-6-29 2837 Modoc South slope of Mount Adin. Comment
  UCD58486  Bromus commutatus A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3374 Modoc 3.5 miles E of Adin. Comment
  UC1024777  Bromus diandrus Leo Whitney 1934-6-2 2247 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UCD59507  Bromus diandrus L. Whitney 1935-5-30 3160 Modoc White Horse. 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
  SJSU9684  Bromus inermis Wayne Savage 1979-7-26 1569 Modoc Round Willows Unit, Devils Garden Ranger District, Modoc National Forest 1584 Comment
  UC1024902  Bromus madritensis subsp. rubens Leo Whitney 1935-5-21 3113 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore, Lake Joaquina); Modoc National Forest, Hackamore, Lake Joaquina 1463 Comment
  UC1024844  Bromus racemosus Leo Whitney 1935-6-9 3208 Modoc White Horse 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-BC242459  Bromus suksdorfii Leland S. Smith 1922-7-20 1277 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC242456  Bromus tectorum Clare Butterworth Hardham 1961-6-17 7524 Modoc Cedar Pass Camp Ground. Comment
  CAS-BOT-BC242499  Bromus tectorum Leland S. Smith 1924-6-9 1394 Modoc Egg Lake. Comment
  CHSC85143  Bromus tectorum John Dittes; Josephine Guardino 1991-6-1 364 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; at southern edge of Ash Creek Floodplain. 1271 Comment
  UCD59876  Bromus tectorum Annie M. Alexander; Louise Kellogg 1946-6-18 4795 Modoc Patterson Mill--Silver Creek roads. 1828 Comment
  HSC9401  Calamagrostis canadensis var. langsdorffii M. T. Milligan 1966-7-5 559 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  POM312334  Callitriche hermaphroditica H. L. Mason, Verne Grant 1947-7-12 13403 Modoc Irrigation ditch by Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  UC1099789  Callitriche hermaphroditica Herbert L. Mason 1947-8-8 13469 Modoc nw of Alturas (Big Sage Reservoir); Big Sage Reservoir Comment
  CAS-BOT-BC95094  Callitriche palustris Roxana Stinchfield Ferris; R. Duthie 1919-6-14 168 Modoc Along Parker Creek near Modoc Nat. Forest Boundary. Comment
  SEINET11051776  Calocedrus decurrens R. R. Halse 2006-8-4 6999 Modoc N end of the Warner Mountains, E slope, along Highgrade Road, ca 4.4 miles N of Fort Bidwell. 1765 Comment
  UC1748347  Calochortus longebarbatus var. longebarbatus J. D. Jokerst 1983-6-14 1841 Modoc NW of Adin (ca. 150 m. SW of the logging road) Comment
  CAS-BOT-BC242141  Calochortus macrocarpus Bruce Bartholomew 1991-8-4 6017 Modoc Vicinity of Mud Lake, 3.9 km by road S of Drift Fence Tank and ca. 8 km directly W of Goose Lake. 1580 Comment
  CAS-BOT-BC242148  Calochortus macrocarpus C. C. (Mrs.) Bruce 1898-8-1 s.n. Modoc Goose Lake valley. Comment
  JEPS127301  Calochortus macrocarpus Lowell Ahart, John Dittes 2016-7-14 21151 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  SD52081  Calochortus macrocarpus Frank Stephens 1894-7-28 10333 Modoc Goose Lake. 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
  POM275206  Caltha howellii A. M. Alexander, Louise Kellogg 1946-6-26 4829 Modoc Dismal Swamp, N end of Warner Mtns. 2256 Comment
  CAS-BOT-BC217330  Caltha leptosepala Bruce Bartholomew 1992-5-15 6302 Modoc Tamarack Flat, E side of the Warner Mountains. 2160 Comment
  JEPS114378  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
  SEINET3147525  Calycadenia fremontii M. S. Baker 1899-8-16 sn Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC197577  Calyptridium umbellatum Bruce Bartholomew; Barrett Anderson 1988-6-23 4243 Modoc 4.2 km NW of Day. 1020 Comment
  CAS-BOT-BC197580  Calyptridium umbellatum Bruce Bartholomew; Barrett Anderson 1988-6-24 4340 Modoc Cave Lake, W side of the Warner Mts.. 2130 Comment
  UC748318  Calyptridium umbellatum Annie M. Alexander and Louise Kellogg 1946-7-17 5002 Modoc Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  UC7759  Calyptridium umbellatum Mrs. R. M. Austin and Bruce June 1898 2225 Modoc Goose Lake Valley Comment
  JEPS52550  Calyptridium umbellatum Frances D. Payne 1929-7-26 Modoc Warren Peak; Warner Mountains, Warren Peak 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
  CAS-BOT-BC95584  Calystegia occidentalis subsp. occidentalis Alice Eastwood; John Thomas Howell 1940-6-12 8072 Modoc Between Likely and Jess Valley. Comment
  POM192610  Camassia Franklin P. Nutting s.n. Modoc Forestdale Comment
  CAS-BOT-BC58638  Camelina microcarpa John Thomas Howell 1934-6-30 12279 Modoc Duncan Horse Camp. 1355 Comment
  UC1191447  Camelina microcarpa Verne Grant, Irving Schneider 1947-7-20 8108 Modoc North Fork of Pit River downstream from Alturas; North Fork of Pit River Comment
  UCD114103  Camelina microcarpa Verne Grant; Irving Schneider 1947-7-20 8108 Modoc north fork of Pit River, downstream from Alturas. Comment
  CAS-BOT-BC191127  Camissonia andina Alice Eastwood; John Thomas Howell 1940-6-13 8118 Modoc Surprise. Comment
  NY851235  Camissonia claviformis var. cruciformis B. M. Bartholomew 1991-5-24 5704 Modoc Surprise Valley, 6.6 km east of Eagleville 1390 Comment
  CHSC107382  Camissonia contorta Lowell Ahart; John Dittes 2011-6-22 17544 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Adin, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  UC1368464  Camissonia contorta R. K. Gierisch 1969-7-15 3543 Modoc Modoc <National> Forest Comment
  CAS-BOT-BC191100  Camissonia subacaulis Bruce Bartholomew 1990-6-16 5263 Modoc W side of Pine Creek Basin, Warner Mountains. 2200 Comment
  HSC16481  Camissonia subacaulis M. T. Milligan 1964-7-25 180 Modoc Pine Creek Basin, along trail. 2439 Comment
  NY852053  Camissonia subacaulis B. M. Bartholomew 1994-7-2 6805 Modoc 5.5 km southeast of Forest Service road 30 on road towards Bald Mountain, east side of the Warner Mountains 2230 Comment
  HSC80895  Camissonia tanacetifolia G. M. Riegel 1979-9-4 729 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC191094  Camissonia tanacetifolia subsp. tanacetifolia John Thomas Howell 1934-7-2 12358 Modoc E side of Clear Lake. Comment
  POM229954  Camissonia tanacetifolia subsp. tanacetifolia Louis C. Wheeler 1935-8-2 3744 Modoc Twelve Mile Creek, Warner Mountains 2195 Comment
  CAS-BOT-BC58465  Capsella bursa-pastoris Bruce Bartholomew 1990-6-17 5312 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  CAS-BOT-BC58463  Capsella bursa-pastoris John H. Hatton 1911-6-12 57 Modoc Modoc County. 1219 Comment
  RSA156697  Cardamine breweri Clare B. Hardham 1962-6-18 7568 Modoc Mountains S of Cedar Pass. Comment
  NY119875  Cardamine breweri B. M. Bartholomew 1989-6-3 4862 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir 1500 Comment
  CAS-BOT-BC58432  Cardamine breweri var. breweri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16404 Modoc Cedar Pass Camp ground, 3 mi. E of Thoms Creek bridge, on Cedar Pass Road. 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
  JEPS53401  Cardamine californica var. integrifolia Frances D. Payne 1931-6-22 242 Modoc s and e Alturas (Dry Creek tributary of Parker Creek, Warner Mountains); Warner Mountains, Dry Creek tributary Parker Creek 1828 Comment
  CHSC109484  Carex abrupta L. P. Janeway; B. Castro 2012-7-25 10981 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 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
  HSC87845  Carex amplifolia Gladys L. Smith, Geri Hulse-Stephens 1981-7-23 7034 Modoc Twayblade Bog; on curve of FS 20N04, about 8 km. below Mt. Sanhedrin Lookout 1463 Comment
  UC1100651  Carex angustata Verne Grant and Irving Schneider 1947-8-29 8352 Modoc Pit River, at bridge by Coal Stone Valley Pit River, Coal Stone Valley Comment
  CAS-BOT-BC242327  Carex aquatilis var. aquatilis Annie Montague Alexander; L. Kellogg 1946-7-19 5033 Modoc Benton Meadow. 2072 Comment
  RSA577440  Carex athrostachya L. C. Wheeler 1935-8-16 3878 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer 2226 Comment
  HSC48008  Carex brainerdii D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19509 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
Read comments
Jan 1 2017
  CHSC85147  Carex douglasii John Dittes; Josephine Guardino 1991-7-21 402 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
  JEPS63611  Carex filifolia var. erostrata Leland S. Smith 1920-6-2 1160 1/2 Modoc Dismal Swamp, Mt. Bidwell Range 2133 Comment
  CAS-BOT-BC242364  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Dismal Swamp. 2240 Comment
  JEPS109546  Carex luzulina var. ablata Dean W. Taylor 1987-6-27 9117 Modoc Warner Mountains, headwaters upper South Deep Creek 2194 Comment
  CAS-BOT-BC245182  Carex microptera James D. Jokerst 1983-7-18 1844 Modoc Miller's Flat, NW of Aden. Comment
  CAS-BOT-BC31936  Carex microptera Roxana S. Ferris; Rena P. Duthie 1919-6-15 161 Modoc Marsh, Parker Creek. Warner Mts. Comment
  JEPS86370  Carex microptera Jack and Betty Guggolz 1988-6-28 960 Modoc w Jenkins Spring Comment
  UC1024326  Carex microptera Annie M. Alexander and Louise Kellogg 1946-6-30 4883 Modoc Highgrade, w side of ridge n end of Warner Mountains 2377 Comment
  CAS-BOT-BC245166  Carex nebrascensis Bruce Bartholomew 1989-8-11 5076 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC245169  Carex nebrascensis B. Anderson 1986-7-9 3183 Modoc Warner Mountains; Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir 1965 Comment
  CAS-BOT-BC245174  Carex nebrascensis John Thomas Howell 1934-6-12 12020 Modoc Plum Valley. Comment
  CAS-BOT-BC245162  Carex nebrascensis John H. Hatton 1911-6-12 49 Modoc Modoc County. 1493 Comment
  UC1536800  Carex nebrascensis Gordon H. True Jr. 1939-6-25 992 Modoc nw Alturas; Boles Meadow Comment
  JEPS63608  Carex pachystachya Frances D. Payne 1932-7-21 725 Modoc Patterson Lake Warner Mountains, Mt. Warren, Patterson Lake Comment
  HSC96159  Carex praegracilis Juha Pykala, D. H. Norris 1987-5-28 1227 Modoc Surprise Valley, near NW end of Middle Alkali Lake, E of Gravel Pits, about 1 mi. from the Cedarville-Lake City Rd., the Fortynine Rd. 1296 Comment
  UC1024328  Carex scopulorum var. bracteosa Annie M. Alexander and Louise Kellogg 1946-6-28 4856 Modoc Pine Creek Canyon Warner Mountains 2240 Comment
  SJSU9612  Carex simulata W. Savage 1979-7-6 1388 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1537638  Carex simulata Gordon H. True Jr. 1939-6-28 991 Modoc se Alturas (Weber Ranch); South Fork of Pit River Comment
  CAS-BOT-BC245147  Carex subfusca Leland S. Smith 1922-7-20 1279 Modoc Rush Creek Ranger Station Pasture. 1905 Comment
  RSA233773  Carex subfusca Robert F. Thorne, C. W. Tilforth 1969-9-5 39145 Modoc Margin of small slough along South Fork of Pit River above jct. with West Creek at Public Campground, ca. 6 miles E of Likely. 1402 Comment
  RSA252447  Carex subfusca Robert F. Thorne, C. W. Tilforth 1969-9-5 39155 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  RSA252450  Carex utriculata Robert F. Thorne, C. W. Tilforth 1969-9-5 39186 Modoc Pine Creek where it is crossed by Highway 395, 3.4 miles S of Alturas. 1341 Comment
  SEINET7579428 Image available Carex utriculata Unknown 1969-9-5 39186 Modoc Margin of Pine Creek where it is crossed by Hwy 395, 3.4 mi S of Alturas. 1341 Comment
  CAS-BOT-BC497334  Carex vesicaria var. vesicaria G. Schoolcraft 1996-7-23 2546 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  CAS-BOT-BC180132  Castanopsis sempervirens Bruce Bartholomew 1991-6-20 5788 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  SBBG30607  Castilleja applegatei D. Myrick 1968-6-20 1971 Modoc Cedar Pass, St Hwy 299, 20 mi E of Alturas 1828 Comment
  HSC80805  Castilleja applegatei G. M. Riegel 1979-7-2 458 Modoc South Warner Mts. 509 Comment
  CAS-BOT-BC225994  Castilleja applegatei subsp. pinetorum John Thomas Howell 1934-7-1 12329 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC229814  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-6-24 4304 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 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
  HSC20502  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-6-30 381 Modoc E of Jess Valley. 1707 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
  UC26532  Castilleja applegatei subsp. pinetorum M. S. Baker and Frank Nutting 1894-6-24 Modoc near Forestdale Comment
  UC71632  Castilleja applegatei subsp. pinetorum Mrs. M. H. Manning 1902-10-11 43 Modoc Warner Mts Warner Mts. (ne Modoc County) Comment
  UC986480  Castilleja applegatei subsp. pinetorum Annie M. Alexander and Louise Kellogg 1946-6-27 4844 Modoc 2 mi from by road Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  CAS-BOT-BC226011  Castilleja arachnoidea Bruce Bartholomew; Barrett Anderson 1988-7-22 4522 Modoc S end of Bearcamp Flat, southern end of Warner Mts.. 2230 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
  CAS-BOT-BC226023  Castilleja lacera David Daniels Keck; Jens Chr. Clausen 1935-6-24 3720 Modoc 14 mi. S of New Pine Creek. 1525 Comment
  CAS-BOT-BC226036  Castilleja lacera Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16463 Modoc 5 mi. W of Fandango Pass, Warner Mountains Comment
  JEPS127309  Castilleja lacera Lowell Ahart, John Dittes 2016-7-14 21180 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
  JEPS86678  Castilleja lacera L. R. Heckard with T. I. Chuang 1990-7-14 6759 Modoc ca 2 mi n Cedar Pass (along Old Common Mill Rd, ca 2 mi n of Cedar Pass) 2075 Comment
  UC1023723  Castilleja lacera Francis W. Pennell Jun 7 1940-Jun 8 1940 25732 Modoc ne of Adin (along Rush Creek); Rush Creek 1432 Comment
  CAS-BOT-BC226039  Castilleja linariifolia Elmer Ivan Applegate 1929-7-29 6091 Modoc Clear Lake Dam. Comment
  UC725308  Castilleja linariifolia A. A. Heller 1940-6-29 15746 Modoc about 5 mi w Alturas (on U.S. Hwy 299) 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
  CAS-BOT-BC32565  Castilleja ochracea Alice Eastwood; John Thomas Howell 1940-6-11 8016 Modoc 7 miles SW of Canby Comment
  CAS-BOT-BC226052  Castilleja pilosa Bruce Bartholomew 1991-6-20 5775 Modoc Junction of county roads 87 and 90. 1220 Comment
  CAS-BOT-BC226056  Castilleja pilosa Elmer Ivan Applegate 1932-8-1 8031 Modoc High summit of Warner Mountains S of Warren Peak. Comment
  CAS-BOT-BC226059  Castilleja pilosa R. M. Austin 1894-7-1 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC241011  Castilleja pilosa Marion Ownbey; Fred G. Meyer 1940-7-1 2140 Modoc North slopes, Cedar Peak, Warner Mts. 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
  CAS-BOT-BC225971  Castilleja pinetorum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 149 Modoc Parker Creek, Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC497469  Castilleja psittacina Margaret J. Williams 1988-5-30 88- 23 -2 Modoc First road in to Big Sage Reservoir from Crowder Flat road, NW of Alturas 1539 Comment
  CAS-BOT-BC226081  Castilleja tenuis Bruce Bartholomew 1991-6-23 5884 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  CHSC109522  Castilleja tenuis L. P. Janeway; B. Castro 2012-7-25 10984 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  SEINET14173703  Castilleja tenuis M. J. Williams 1984-7-1 84- 87 -3 Modoc Crowder Flat Road, near Big Sage Reservoir, NW of Alturas. 1372 Comment
  UC449589  Ceanothus X rugosus Milo S. Baker 1894-6-8 Modoc in the lava near Egg Lake; in the lava near Egg Lake Comment
  RSA520505  Ceanothus cuneatus Bruce Bartholomew 1990-4-26 5156 Modoc 0.5km S of Day. 1100 Comment
  CAS-BOT-BC217138  Ceanothus cuneatus var. cuneatus John H. Hatton 1911-6-16 96 Modoc Stone Coal Road. 1371 Comment
  UC54488  Ceanothus cuneatus var. cuneatus H. M. Hall and E. B. Babcock 1903-6-21 4249 Modoc sw part of county, Sierra Nevada Mts. 1219 Comment
  CAS-BOT-BC217107  Ceanothus prostratus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 115 Modoc Above Parker Creek. Modoc National Forest Comment
  CAS-BOT-BC217112  Ceanothus prostratus var. prostratus Bruce Bartholomew; Barrett Anderson 1989-4-30 4716 Modoc Along Ralston Gulch, 2.4 km S of Caldwell Road (Co. road 54). 1450 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-BC217119  Ceanothus velutinus A. D. Borden 1911-8-1 s.n. Modoc S side of Parker Creek. Comment
  CAS-BOT-BC217120  Ceanothus velutinus Bruce Bartholomew 1989-7-15 5020 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  HSC18353  Ceanothus velutinus M. T. Milligan 1966-7-1 520 Modoc Slopes and ridges E of Jess Valley 1646 Comment
  POM182445  Ceanothus velutinus B. C. Goldsmith 1911-9-17 39 Modoc Fandango Creek, W slope of Warner Mts. Comment
Read comments
Jan 20 2011
  UC449584  Ceanothus velutinus Belknap C. Goldsmith 1911-9-17 39 Modoc Fandango Creek Modoc Nat. For., w slope Warner Mountains, Fandango Creek 1615 Comment
  UC18446  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  JEPS119675  Centaurea cyanus Lowell Ahart, John Dittes 2012-7-12 18379 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. Comment
  CAS-BOT-BC180118  Centaurium exaltatum Bruce Bartholomew 1992-5-15 6285 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  CHSC105980  Centromadia parryi subsp. rudis Lowell Ahart; John Dittes 2010-8-30 17060 Modoc In a small vernal pool, 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
  JEPS117314  Centromadia parryi subsp. rudis Lowell Ahart, John Dittes 2010-8-30 17060 Modoc In a small vernal pool, 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
  CAS-BOT-BC197529  Cercocarpus betuloides var. betuloides Bruce Bartholomew; Barrett Anderson 1988-6-23 4257 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  UC72966  Cercocarpus betuloides var. macrourus Milo S. Baker July 1898 533 Modoc Forestdale Comment
  NY848760  Cercocarpus ledifolius var. intermontanus J. T. Howell 1934-6-12 12009 Modoc Between Davis Creek and Plum Valley Comment
  CAS-BOT-BC197533  Cercocarpus ledifolius var. ledifolius A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill. Comment
  CAS-BOT-BC214640  Cercocarpus ledifolius var. ledifolius Robert Folger Thorne; C. W. Tilforth 1969-9-5 39151 Modoc Near Mill Creek Falls, Warner Mts., Modoc National Forest 1752 Comment
  UC1127899  Cercocarpus ledifolius var. ledifolius R. C. Wilson 1933-7-16 63 Modoc Rush Creek, Modoc National Forest Rush Creek; Modoc National Forest, Rush Creek 1447 Comment
  UC71599  Cercocarpus ledifolius var. ledifolius Mrs. M. H. Manning 1903-5 8 Modoc Mount Bidwell, in north-eastern Modoc County Mount Bidwell Comment
  CAS-BOT-BC15057  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc Between Alturas and Canby Comment
  HSC67903  Chaenactis douglasii var. douglasii J. P. Smith, J. O. Sawyer 1973-8-8 7245 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS34150  Chaenactis douglasii var. douglasii W. L. Jepson 1918-8-6 7844 Modoc Surprise Valley 1447 Comment
  JEPS22855  Chaenactis douglasii var. douglasii A. A. Heller 1938-6-24 15221 Modoc between Alturas and Canby (on U.S. Highway #299) 1341 Comment
  UC1037213  Chamaebatiaria millefolium Leo Whitney 1934-6-5 1579 Modoc Modoc National Forest, Quaking Asp Modoc National Forest; , Quaking Asp 1219 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
  UC748043  Chamaesaracha nana Annie M. Alexander and Louise Kellogg 1946-7-24 5065 Modoc Bear Camp Flat Warner Mountains (along trail to Emerson Camp) Comment
  UC884529  Chamaesaracha nana M. S. Baker and Frank Nutting 1894-7-12 Modoc Pine Creek Comment
  CHSC111404  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2012-7-12 18356 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  JEPS117378  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart, John Dittes 2010-8-30 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 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UC748246  Chamaesyce serpyllifolia Annie M. Alexander and Louise Kellogg 1946-6-20 4808 Modoc field below town Eagleville 1440 Comment
  CHSC13905  Chamerion angustifolium subsp. circumvagum J. Grove 1973-7-19 104 Modoc Collected 3 mi. SE of Day. Ca. on Willow Valley Rd. 1005 Comment
  UC20108  Chamerion angustifolium subsp. circumvagum Milo S. Baker 1893-7-12 Modoc hillside Comment
  CHSC99251  Chenopodium Lowell Ahart; John Dittes 2008-6-21 15010 Modoc Along a large levee, mountain meadow, in Big Valley, about 4.3 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 7.3 miles (air) northeast of Bieber. 1266 Comment
  CHSC117147  Chenopodium album Lowell Ahart; John Dittes 2016-7-14 21168 Modoc West side of 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 Cdounty Road 87, 1/73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC99959  Chenopodium album Lowell Ahart; John Dittes 2008-8-25 15276 Modoc On the west bank (flood plane) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 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
  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
  CDA3014  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
  UC1191343  Chenopodium glaucum Herbert L. Mason 1947-8-15 13554 Modoc Crane Creek Goose Lake, Willow Ranch (mouth, e side of lake) Comment
  CAS-BOT-BC95664  Chimaphila umbellata Bruce Bartholomew 1989-8-10 5044 Modoc 8.7 km E of Day on County Road 94. Comment
  UCD170118  Chorispora tenella R. Breckenridge; K. Filippini 2005-6-20 s.n. Modoc Likely, Lynetta Farms, Jones Lane. Comment
  JEPS21429  Chrysothamnus humilis W. L. Jepson 1918-8-7 7881 Modoc Mt. Bidwell 2507 Comment
  CAS-BOT-BC15004  Chrysothamnus nauseosus subsp. albicaulis Bruce Bartholomew 1989-8-11 5081 Modoc Sand Creek, Surprise Valley, 5 km W of Nevada border on State Hwy 299. 1400 Comment
  UCR143158  Chrysothamnus nauseosus subsp. albicaulis L. C. Wheeler 1935-9-10 3968 Modoc 1.5 mi SSW of McGinty Reservoir, Devil's Garden 1524 Comment
  CAS-BOT-BC15037  Chrysothamnus nauseosus subsp. consimilis Isabelo T. Kelly 1930-1-1 56 Modoc Fort Bidwell. Comment
  RSA795594  Chrysothamnus nauseosus subsp. consimilis L. Ahart, John Dittes 2010-8-30 17052 Modoc About 3 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 air miles west of Adin, about 8.0 air miles northeast of Bieber, Big Valley. 1268 Comment
  CAS-BOT-BC14981  Chrysothamnus parryi subsp. nevadensis Francis Dorris Payne 1935-8-25 809 Modoc Parker Creek. 1584 Comment
  RSA78911  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1952-10-11 18152 Modoc Off road to Fandango Pass, 2 miles SE of Buck's Creek Ranger Station. 1738 Comment
  CAS-BOT-BC14951  Chrysothamnus viscidiflorus subsp. viscidiflorus Louis Cutter Wheeler 1935-8-12 3828 Modoc Cottonwood Creek, Warner Mts., Modoc National Forest 1981 Comment
  CAS-BOT-BC14986  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer Ivan Applegate 1935-6-5 9322 Modoc Captain Jack's Stronghold, Lava Beds National Monument. Comment
  CAS-BOT-BC15000  Chrysothamnus viscidiflorus subsp. viscidiflorus P. Monnet 1913-8-1 941 Modoc Near Alturas. 1402 Comment
  RSA301896  Chrysothamnus viscidiflorus subsp. viscidiflorus L. C. Anderson 1958-8-24 1614 Modoc Cedar Pass Campgrounds in the Warren Mts., 8 miles W of Cedarville Comment
  RSA67198  Chrysothamnus viscidiflorus subsp. viscidiflorus P. A. Munz 1951-9-14 16979 Modoc Jess Valley, S Warner Mts. 1631 Comment
  JEPS117477  Cichorium intybus Lowell Ahart, John Dittes 2010-8-30 17101 Modoc On east side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS15744  Cicuta maculata var. angustifolia W. L. Jepson 1918-8-9 7921 Modoc Fort Bidwell 1432 Comment
  CAS-BOT-BC191003  Circaea alpina subsp. pacifica K. Paulson; Robert Paulson 1988-7-11 76 Modoc Cedar Pass Campground. 1676 Comment
  CDA1061  Cirsium arvense T. C. Fuller 1959-7-8 2746 -B Modoc Grainfield, 1.5 mi. South of Tulelake. 0 Comment
  UCD130540  Cirsium arvense T. C. Fuller 1959-7-8 2746 Modoc 1.5 miles south of Tulelake. Comment
  CAS-BOT-BC14958  Cirsium cymosum R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 165 Modoc Goose Lake. Comment
  CDA33427  Cirsium cymosum 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
  CAS-BOT-BC14973  Cirsium douglasii var. breweri Herbert Louis Mason 1947-8-11 13500 Modoc Hwy 81, N of Modoc-Lassen County line. Comment
  CAS-BOT-BC14975  Cirsium douglasii var. breweri Louis Cutter Wheeler 1935-9-10 3966 Modoc McGinty Reservoir, Devil's Garden 1463 Comment
  UC71590  Cirsium douglasii var. breweri Mrs. M. H. Manning 1903-1-1 262 Modoc Fort Bidwell, ne Modoc County Fort Bidwell Comment
  UC75815  Cirsium douglasii var. breweri Milo S. Baker 1898-8-1 Modoc Forest Dale 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-BC14931  Cirsium occidentale var. candidissimum Annie Montague Alexander; L. Kellogg 1946-6-18 4803 Modoc Patterson Mill-Silver Creek roads. Comment
  HSC5400  Cirsium occidentale var. candidissimum M. T. Milligan 1966-7-7 564 Modoc East of Jess Valley, Warner Mtns. 1738 Comment
  RSA0070698  Cirsium occidentale var. candidissimum F. H. Frost 1925-7-11 16 Modoc Cedar Canyon campsite, 2 miles above Cedarville. Comment
  CAS-BOT-BC14938  Cirsium scariosum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10522 Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  CDA1605  Cirsium undulatum D. B. Joley, C. D. Hunter 1983-8-3 s.n. Modoc S side of Hwy 139, 30 meters W of Hackamore Rd. (1 mi E of MP 19.00). Comment
  UC1192198  Cirsium vulgare Verne Grant and Irving Schneider 1947-8-27 8320 Modoc sw end Clear Lake Comment
  CAS-BOT-BC191071  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1990-6-18 5391 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC191054  Clarkia lassenensis Annie Montague Alexander; L. Kellogg 1946-6-12 4738 Modoc Fandango Pass road. 1706 Comment
  UC71665  Clarkia lassenensis Mrs. M. H. Manning June 1903 154 Modoc near Fort Bidwell Comment
  UC422855  Clarkia lassenensis M. F. Gilman 555 Modoc 1676 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
  HSC64514  Clarkia rhomboidea J. P. Smith, J. O. Sawyer 1973-8-9 7258 Modoc Blue Lake, Modoc National Forest 1829 Comment
  CAS-BOT-BC248356  Claytonia lanceolata B. Bartholomew; H. Sun 2002-6-24 8839 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  NY497244  Claytonia lanceolata A. M. Alexander 1946-6-15 4773 Modoc Deep Creek 2133.6 Comment
  SEINET195685 Image available Claytonia lanceolata Annie M. Alexander, Louise Kellogg 1946-6-15 4773 Modoc Deep Creek 2130 Comment
  UC576469  Claytonia megarhiza Elmer I. Applegate 1932-8-3 8116 Modoc just n Eagle Peak; Warner Mountains Comment
  UC748123  Claytonia megarhiza Annie M. Alexander and Louise Kellogg 1946-7-30 5097 Modoc near summit of Eagle Peak; Warner Mountains, Eagle Peak Comment
  CAS-BOT-BC197441  Claytonia parviflora subsp. parviflora Bruce Bartholomew 1994-5-14 6679 Modoc NW of Day between Oilar Ranch and Day Rock. 1190 Comment
  CAS-BOT-BC197437  Claytonia perfoliata subsp. intermontana John Thomas Howell 1934-6-11 11953 Modoc Parker Creek. 1584 Comment
  JEPS43368  Claytonia perfoliata subsp. intermontana Frances D. Payne 1931-6-22 239 Modoc s and e of Alturas (Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek, Dry Creek 1828 Comment
  CAS-BOT-BC197473  Claytonia rubra subsp. rubra Bruce Bartholomew 1991-5-24 5712 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  CHSC117882  Claytonia rubra subsp. rubra L. P. Janeway 2016-5-16 11986 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  HSC17707  Claytonia rubra subsp. rubra M. T. Milligan 1964-6-25 82 Modoc Upper Lassen Creek 1829 Comment
  CDA25291  Cleome platycarpa Loring White 1969-6-27 Modoc Found at several locations near Canby. 0 Comment
  CAS-BOT-BC226088  Collinsia parviflora Betty J. Hammerly 1941-6-20 38 Modoc Clear Lake. 1767 Comment
  CAS-BOT-BC226092  Collinsia parviflora Milo Samuel Baker; Franklin P. Nutting 1894-6-4 s.n. Modoc Little Hot Spring Valley. Comment
  CAS-BOT-BC226099  Collinsia parviflora Bruce Bartholomew 1990-6-16 5257 Modoc Between roadhead and Pine Creek Basin, W side of Warner Mountains. 2130 Comment
  JEPS4624  Collinsia parviflora L. S. Smith 1919-5-3 1089 Modoc Rock Spr.; Warner Mtns Comment
  UC1025094  Collinsia parviflora Leo Whitney 1934-5-2 1655 Modoc near Hockamore (Modoc National Forest); Modoc National Forest 1463 Comment
  UC26633  Collinsia parviflora Mrs. R. M. Austin Apr 1894 Modoc Davis Creek Comment
  UC672461  Collinsia parviflora F. H. Frost 1925-7-25 179 Modoc Warner Mountains, Eagle Peak Eagle Peak; Warner Mountains, Eagle Peak Comment
  CAS-BOT-BC226096  Collinsia parviflora Mrs. H. C. Cantelow 1940-6-2 4395 Modoc NW of Canby, road to lava beds. Comment
  JEPS23849  Collinsia parviflora Peter H. Raven with Otto T. Solbrig 1958-6-18 13313 Modoc Cottonwood Flat Camp Ground; Modoc National Forest 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
  CAS-BOT-BC229872  Collinsia torreyi Bruce Bartholomew 1993-6-12 6596 Modoc Above the road to Day Rock from Little Hot Spring Valley. 1260 Comment
  CAS-BOT-BC190730  Collomia grandiflora John Thomas Howell 1934-6-13 12075 Modoc Fandango Pass, Warner Mts. 1828 Comment
  HSC16912  Collomia grandiflora M. T. Milligan 1966-7-27 587 Modoc Slopes and ridges E of Jess Valley 1677 Comment
  JEPS70992  Collomia grandiflora W. L. Jepson 1918-8-6 7842 Modoc Surprise Valley 1447 Comment
  SJSU11434  Collomia grandiflora H. L. Buckalew 1961-7-4 Modoc by Stough Reservoir 1 mi N of Cedar Pass on Alturas Cedarville Rd 1920 Comment
  UCD118163  Collomia grandiflora J. M. Tucker 1950-7-25 1972 Modoc Beside Highway 139, 26.4 miles SE of Tule Lake. Comment
  CAS-BOT-BC190721  Collomia linearis Leland S. Smith 1918-7-15 1000 Modoc Mill Creek Corral pasture. 2087 Comment
  CAS-BOT-BC190728  Collomia linearis C. C. (Mrs.) Bruce 1894-6-1 96 Modoc Davis Creek. Comment
  CAS-BOT-BC190713  Collomia tinctoria Betty J. Hammerly 1941-6-20 41 Modoc Clear Lake public camp. 1767 Comment
  RSA293376  Collomia tracyi Reino Alava 1957-7-5 1147 Modoc Cedar Pass, Modoc National Forest 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
  CAS-BOT-BC21481  Conium maculatum Bruce Bartholomew 1990-6-17 5286 Modoc Surprise Valley, SW side of Lower Alkali Lake, 3.2 km N of Lassen County border. 1370 Comment
  JEPS117182  Conium maculatum Lowell Ahart, John Dittes 2010-8-30 17066 Modoc On the sides of a small wash, about 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  SBBG128256  Conium maculatum L. Ahart, J. Dittes 2010-8-30 17066 Modoc ca. 10 yards E of the fence, S edge of the meadow; Ash Crk State Wildlife Area, 2300 feet N of Lassen County Line, ca. 3.6 mi W of Adin, ca. 8 mi NE of Bieber, Big Valley 1267 Comment
  UC87772  Conyza canadensis Mrs. R. M. Austin 1894-8-1 Modoc Goose Lake Valley Comment
  CAS-BOT-BC242185  Corallorhiza maculata K. Paulson; Robert Paulson 1989-7-2 162 Modoc Field redacted by CAS, contact the data manager for more information 1621 Comment
  UC429110  Corallorhiza maculata M. F. Gilman 656 Modoc Mts. 1828 Comment
  UC845200  Corallorhiza maculata Milo S. Baker 1893-7-10 Modoc Comment
  JEPS71355  Cordylanthus capitatus L. R. Heckard with R. Bacigalupi and T. I. Chuang 1973-7-29 3458 Modoc 3.5 mi n of Cedar Pass ((e of summit) e side of Warner Mountains, Summit of Old Cannon Mill Road); Warner Mountains, Old Cannon Mill Road 2072 Comment
  UC1280731  Cornus sericea subsp. sericea H. E. McMinn 1931-5-23 2457 Modoc Warner Mts., Cedarville Rd. Comment
  POM140051  Crataegus castlegarensis Milo S. Baker 1893-1 s.n. Modoc [Unspecified] Comment
  POM91896  Crataegus douglasii R. M. Austin 1895-07 427 Modoc Davis Creek Comment
  CAS-BOT-BC14902  Crepis acuminata Robert Patterson; Mona Bourell 1993-8-15 5253 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  SJSU9607  Crepis acuminata W. Savage 1979-7-7 1466 Modoc Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC14923  Crepis bakeri Bruce Bartholomew 1991-7-4 5912 Modoc Roney Flat. 1460 Comment
  CAS-BOT-BC14925  Crepis bakeri Bruce Bartholomew; Barrett Anderson 1990-7-20 5479 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CHSC54173  Crepis bakeri Vernon H. Oswald 1991-5-28 4632 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north-northeast of Bieber. 1264 Comment
  CAS-BOT-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
  POM260866  Crepis modocensis subsp. modocensis Alice Eastwood, John Thomas Howell 1940-6-13 8148 Modoc Fandango Pass. 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
  CAS-BOT-BC14880  Crepis modocensis subsp. subacaulis Bruce Bartholomew 1990-6-17 5353 Modoc 7.2 km N of Buck Creek Ranger Station, W side of Warner Mountains. 1950 Comment
  CAS-BOT-BC14884  Crepis occidentalis Bruce Bartholomew 1991-6-21 5813 Modoc 4 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CHSC59501  Crepis occidentalis Mary Meyer 1980-5-1 Modoc Sand Creek. 1645 Comment
  UC71786  Crepis occidentalis Mrs. M. H. Manning 187 Modoc near Ft. Bidwell (ne Modoc Co.) Comment
  SJSU9575  Crepis occidentalis W. Savage 1979-7-3 1328 Modoc Triangle, Antelope Plains, Devils Garden District, Modoc National Forest 1493 Comment
  RSA504618  Crepis occidentalis subsp. pumila Bruce Bartholomew, B. Anderson 1988-6-25 4384 Modoc 5.6 km NW of State Highway 299 on County Rd. 73. 1500 Comment
  UC1036003  Crepis occidentalis subsp. pumila Helen K. Sharsmith 1955-6-22 4485 Modoc steep slope just n Cedar Pass; Warner Mountains, Modoc National Forest 1889 Comment
  CHSC107114  Crepis pleurocarpa Dale Woods; V. Popescu, B. Villegas 2010-6-30 Modoc Modoc National Forest, Kelly Springs Road; about 2 miles southeast of Hwy 299. Comment
  HSC4706  Crocidium multicaule M. G. Burgoyne 1962-4-12 1001 Modoc 15 mi. W of Cedarville on Cedar Pass Hwy. 1982 Comment
  RSA59490  Crocidium multicaule E. K. Balls 1950-5-17 14729 Modoc South shore, Clear Lake Bird Refuge 1381 Comment
  HSC41126  Croton setiger Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3264 Modoc Modoc National Forest, along Hwy. 299 Just NE of Adin Pass 1524 Comment
  CHSC100390  Crypsis alopecuroides Lowell Ahart; John Dittes 2008-8-26 15352 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  JEPS114431  Crypsis alopecuroides Lowell Ahart, John Dittes 2008-8-26 15352 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  JEPS114436  Crypsis vaginiflora Lowell Ahart, John Dittes 2008-8-26 15353 Modoc bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, northeast of wire gate, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  UCD59980  Crypsis vaginiflora A. A. Beetle 1944-8-15 3025 Modoc Southwest of Modoc County, 4 miles north of Lookout. Comment
  RSA647536  Cryptantha Marion P. Harthill 1971-6-23 374 Modoc Fort Bidwell. 1388 Comment
  UCD37470  Cryptantha ambigua Beecher Crampton 1960-6-17 5689 Modoc Modoc County, 5 miles south of Perez, Plant Quarantine Station. 1371 Comment
  CAS-BOT-BC54142  Cryptantha circumscissa Bruce Bartholomew 1993-6-13 6618 Modoc Near the Nevada border, E of Eagleville, Surprise Valley. 1510 Comment
  SDSU20201  Cryptantha glomerata Ronald B. Kelley 2005-5-26 885 Modoc South-facing slope above and on the north side of CR40 (to Emerson Creek Campground), 1.5 miles southwest of CR1 jct. (0.1 miles west of cattle guard crossing). 1562 Comment
  POM204138  Cryptantha intermedia J. T. Howell 1934-6-11 11983 Modoc Parker Creek, Warner Mts. 1585 Comment
  SEINET10455959  Cryptantha milobakeri Jeffrey Huber 1971-6-3 Huber 98 Modoc 5 mi S of Canby on CA Hwy 299, Lupines heavily carpeting hillsides of large basaltic boulders, sparse juniper, Artemisia, Purshia, Poa assoc. 1280 Comment
  UC194972  Cryptantha subretusa W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head of North Fork Parker Creek Warner Mountains 2286 Comment
  CAS-BOT-BC54124  Cryptantha torreyana Alice Eastwood; John Thomas Howell 1940-6-14 8214 Modoc 8 mi. NW of Canby. Comment
  HSC3591  Cryptantha torreyana M. T. Milligan 1965-6-23 303 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC54082  Cryptantha watsonii Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6007 Modoc East of Cedarville. 1249 Comment
  CAS-BOT-BC95627  Cuscuta approximata Francis Dorris Payne 1932-6-10 732 Modoc Parker Creek. 1584 Comment
  CDA5585  Cuscuta approximata Goss 1932-10-3 Modoc 0 Comment
  UC1553375  Cusickiella douglasii Sch/Yor/Hor/Ach 1988-7-16 1836 Modoc along trail sw Squaw Peak (Warner Mts.); , sw of Squaw Peak 2438 Comment
  RSA195413  Cycladenia humilis Elmer I. Applegate 1936-5-21 10337 Modoc Lava Beds National Monument. Basin in midst of Big Lava Flow, north of Cinder Cone, 1/2 mile north of RR tract at Lava Summit. Comment
  CAS-BOT-BC498763  Cynoglossum occidentale L. S. Smith 1910-6-1 1110 Modoc Modoc Forest, Deep Creek R.S. above pasture 1524 Comment
  CAS-BOT-BC30211  Cystopteris fragilis Annie Montague Alexander; L. Kellogg 1946-7-23 5059 Modoc Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC30218  Cystopteris fragilis Elmer Ivan Applegate 1932-8-2 8096 Modoc Mill Creek Meadows, west slope Warner Mts. Comment
  HSC80873  Cystopteris fragilis G. M. Riegel 1980-9-3 1128 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC242496  Dactylis glomerata Bruce Bartholomew; Barrett Anderson 1988-7-22 4474 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC245210  Damasonium californicum Bruce Bartholomew; Barrett Anderson 1988-6-23 4272 Modoc 4.0 km W of Day on County Road 94. 1340 Comment
  CHSC39006  Danthonia californica var. americana J. D. Jokerst 1983-7-18 1858 Modoc Meadow. North of Niles Flat and west of and adjacent to road 5500 0.2 miles north of the road junction at the center of the east edge of section 8. Comment
  CAS-BOT-BC242488  Danthonia unispicata Bruce Bartholomew 1990-6-17 5346 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UCD61368  Danthonia unispicata Beecher Crampton 1960-6-17 5685 Modoc 5 miles south of Perez, Plant Quarantine Station area. 1371 Comment
  JEPS68529  Danthonia unispicata Leland S. Smith 1918-1 823 Modoc Comment
  HSC80692  Dasiphora fruticosa G. M. Riegel 1979-7-23 575 Modoc S Warner Mtns. 1829 Comment
  JEPS127155  Deinandra lobbii Lowell Ahart, John Dittes 2016-7-16 21252 Modoc About 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area, 1 mile (air) south of County Road 87, 1.7 miles (air) southwest of Adin Big Valley. Comment
  UCD131042  Deinandra lobbii M. Dale Christensen 1989-8-28 s.n. Modoc Modac/Lassen County Line: ca. 2 miles south of Lookout. Comment
  CAS-BOT-BC217280  Delphinium Bruce Bartholomew 1994-5-29 6731 Modoc Lava fields N of Big Sand Butte. 1270 Comment
  CHSC117862  Delphinium depauperatum L. P. Janeway 2016-5-17 12041 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. 1494 Comment
  RSA520359  Delphinium nudicaule Bruce Bartholomew 1989-6-3 4919 Modoc Stone Coal Valley, 3km E of State Hwy 299. 1400 Comment
  CHSC31506  Delphinium nuttallianum N. E. H. Prouty 1980-7-1 194 Modoc Modoc National Forest. South of Soup Spring Campground. 2072 Comment
  CHSC85139  Delphinium nuttallianum John Dittes; Josephine Guardino 1991-6-1 374 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  RSA149077  Delphinium nuttallianum I. L. Wiggins, Dorothy B. Wiggins 1961-6-14 16491 Modoc Under lodge pole pines t margin of meadow 2.5 miles from Hwy 395, 2miles NW of Fenner Flat, Warner Mtns Comment
  CAS-BOT-BC242481  Deschampsia cespitosa subsp. cespitosa Bruce Bartholomew; Barrett Anderson 1990-7-19 5445 Modoc Sweagert Flat. 1860 Comment
  POM365025  Deschampsia danthonioides A. A. Beetle 1941-6-29 2838 Modoc south slope of Mt. Adin Comment
  RSA0080119  Deschampsia danthonioides Lowell Ahart 2011-6-22 17550 Modoc About 100 yards north of he Pilot Butte Parking Lot, north edge of Ash Crek 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
  UCR163107  Deschampsia danthonioides Jim Andre 1993-7-3 1426 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  CAS-BOT-BC247773  Deschampsia elongata Gary Schoolcraft; et al 1988-7-16 1828 Modoc Ca. 1 mi. SE of Pepperdine Camp. 2316 Comment
  HSC80820  Deschampsia elongata G. M. Riegel 1979-8-23 699 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58623  Descurainia incisa C. L. Hitchcock 1940-5-27 6713 Modoc 15 mi. NW of Alturas. 1676 Comment
  CAS-BOT-BC58625  Descurainia incisa John Thomas Howell 1934-6-13 12065 Modoc Fandango Pass, Warner Mountains 1828 Comment
  NY500203  Dicentra uniflora B. M. Bartholomew 1988-5-13 4158 Modoc 4 km northwest of Pepperdine, gentle west-facing slope near top of the Warner Mountains 1760 Comment
  UC9944  Dicentra uniflora Mrs. R. M. Austin Jul 1898 2154 Modoc Mt. Bidwell Comment
  SEINET7839014 Image available Dieteria canescens Mrs. M. H. Maning 1904-1 s.n. Modoc Alturas, North-eastern Modoc County 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
  UCR267416  Dimeresia howellii Jim Andre, Glenn L. Clifton 1993-6-12 29991 Modoc Warner Mountains, c. 3 mi west of Cedarville, along Cedar creek and Hwy 299, Modoc National Forest 1588 Comment
  JEPS3159  Dimeresia howellii L. S. Smith 1918-6-20 967 Modoc High Grade and vicinity High Grade 2103 Comment
  CAS-BOT-BC229911  Diplacus cusickioides K. Paulson; Robert Paulson 1989-7-18 199 Modoc Vicinity of Granger Creek, E side of Warner Mts. 1493 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
  CHSC14072  Diplacus tricolor K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5825 Modoc W side of Egg Lake. 1295 Comment
  CAS-BOT-BC247765  Distichlis spicata Bruce Bartholomew; Barrett Anderson 1989-6-2 4814 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  JEPS68537  Distichlis spicata Leland S. Smith 1918-9-30 1060 Modoc Surprise Valley; alkali flats 1371 Comment
  UCD64185  Distichlis spicata R. Tofsrud 1947-7-1 232 Modoc E of Cedarville, on Middle Alkali Lake bed. Comment
  CAS-BOT-BC218294  Dodecatheon alpinum C. C. (Mrs.) Bruce 1898-7-1 2303 Modoc Head Davis Creek. Comment
  CHSC109453  Dodecatheon alpinum B. Castro; L. P. Janeway 2012-7-24 1944 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 0.9 air mi east of Lily Lake and 1.1 air mi southwet of Dismal Swamp. 2250 Comment
  HSC17849  Dodecatheon alpinum M. T. Milligan 1965-6-26 335 Modoc N end Jess Valley. 1616 Comment
  RSA149073  Dodecatheon alpinum subsp. majus I. L. Wiggins, Dorothy B. Wiggins 1961-6-14 16483 Modoc 6.4 mi. S of Lassen Creek Campground along road to Buck Mtn, Warner Mtns. Comment
  SEINET3163994  Dodecatheon conjugens E. K. Balls 1950-5-11 14628 Modoc 8.1 mi. northeast of Fort Bidwell, above Cow Head Lake, along 8-mile Creek 1463 Comment
  UC71815  Dodecatheon conjugens Mrs. M. H. Manning 1903-4 85 Modoc Mt. Bidwell and vicinity Mt. Bidwell and vicinity (ne Modoc County) Comment
  UC748425  Dodecatheon conjugens Annie M. Alexander and Louise Kellogg 1946-6-8 4695 Modoc road from Eagleville to Patterson Mill; road from Eagleville to Patterson Mill 2286 Comment
  UC75672  Dodecatheon conjugens Milo S. Baker 1896-5-15 81 Modoc Forestdale Comment
  UCR87513  Dodecatheon conjugens George K. Helmkamp, E. A. Helmkamp 1993-5-4 87513 Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  RSA59365  Dodecatheon conjugens E. K. Balls 1950-5-11 14628 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8-mile Creek. 1463 Comment
  CAS-BOT-BC218271  Dodecatheon conjugens var. conjugens Edward Kent Balls 1950-5-17 14737 Modoc Howard's Gulch Public Camp, off Hwy 139, NW of Canby. 1432 Comment
  CAS-BOT-BC218278  Dodecatheon conjugens var. conjugens Bruce Bartholomew; Barrett Anderson 1989-4-27 4637 Modoc Ryan Canyon, 6.0 km NW of Adin on road to Dutch Flat. 1370 Comment
  CAS-BOT-BC218300  Dodecatheon pulchellum Bruce Bartholomew 1995-6-3 6952 Modoc 5.1 km W of Goose Lake on Forest Service Road 73 between Goose Lake and Crowder Flat Road. 1580 Comment
  CHSC99117  Downingia bacigalupii Lowell Ahart; John Dittes 2008-6-21 14985 Modoc Bottom of a large vernal pool, about 50 yards northwest of a large culvert, about 25 yards west of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC1608315  Downingia bacigalupii J. Kierstead 1991-7-5 91 -97 Modoc 1.9 mi nw town of Day Comment
  SBBG128251  Downingia bacigalupii L. Ahart, J. Dittes 2010-8-31 17124 Modoc pond, ca. 400 yards W of Elkins Lane and the bridge across Ash Crk, Ash Crk State Wildlife Area, ca. 4.3 mi W of Adin, ca. 7.7 mi NE of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95130  Downingia bicornuta var. bicornuta Bruce Bartholomew; Barrett Anderson 1989-6-3 4875 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  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
  JEPS14474  Downingia cuspidata Milo S. Baker 1893-6-18 Modoc Egg Lake Comment
  HSC26587  Downingia elegans D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19396 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  HSC3847  Downingia elegans M. T. Milligan 1964-7-1 118 Modoc W end of Ballard's Resvr. 1372 Comment
  RSA149141  Downingia insignis I. L. Wiggins, Dorothy Wiggins 1961-6-16 16521 Modoc Near Cloverswale Creek, 4.8 miles NE of Canby Comment
  UCD149945  Downingia pulcherrima Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC58287  Draba albertina Bruce Bartholomew 1994-7-2 6802 Modoc 5.5 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2230 Comment
  CAS-BOT-BC58299  Draba albertina Bruce Bartholomew 1991-8-5 6036 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  JEPS53522  Draba densifolia Mrs. R. M. Austin and Bruce 1898-6-18 2133 Modoc Lake City Pass 2133 Comment
  UC748106  Draba densifolia Annie M. Alexander and Louise Kellogg 1946-8-9 5142 Modoc slope of Squaw Peak Warner Mountains, slope of Squaw Peak (Patterson Lake trail) Comment
  CAS-BOT-BC41932  Draba novolympica Annie M. Alexander; Louise Kellogg 1946-8-9 5134 Modoc Between Squaw Peak and Warren Peak, Patterson Lake Trail, Warner Mountains. Comment
  CAS-BOT-BC58590  Draba verna Bruce Bartholomew; Barrett Anderson 1989-4-29 4676 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CAS-BOT-BC58594  Draba verna Bruce Bartholomew 1991-5-24 5730 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  CAS-BOT-BC214767  Drymocallis glandulosa Clare Butterworth Hardham 1961-6-20 7881 Modoc Mt. Bidwell, Dismal Swamp Rd. 2438 Comment
  CAS-BOT-BC214770  Drymocallis glandulosa Bruce Bartholomew; Barrett Anderson 1990-7-19 5416 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CAS-BOT-BC214755  Drymocallis glandulosa Elmer Ivan Applegate 1935-6-10 9478 B Modoc S base of Caldwell Butte, Lava Beds Natonal Monument. Comment
  UC545668  Drymocallis glandulosa var. glandulosa Louis C. Wheeler 1935-8-8 3810 Modoc North Fork Bidwell Creek Warner Mts., North Fork Bidwell Creek 2377 Comment
  UC12533  Drymocallis lactea Milo S. Baker 1893-6-28 Modoc Comment
  JEPS120513  Drymocallis lactea var. lactea L. P. Janeway, B. Castro 2012-7-25 10990 Modoc Warner Mountains. Comment
  UCSB19850  Drymocallis lactea var. lactea Hardham, Clare 1961-6-20 Modoc Mt. Bidwell Dismal Swamp Rd. 2438 Comment
  HSC1028  Dryopteris expansa R. C. Wunner 1965-8-31 495 Modoc Lava Beds National Monument, Fern Cave entrance. Comment
  CAS-BOT-BC14807  Dugaldia hoopesii Robert Patterson; Mona Bourell 1993-8-14 5233 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC95641  Elatine Louis Cutter Wheeler 1935-8-3 3763 Modoc Pine Creek, Warner Mts. 1737 Comment
  UC1101554  Elatine ambigua Herbert L. Mason 1947-7-10 13347 Modoc 2 air mi e Alturas (on little island); Doris Reservoir Comment
  JEPS127189  Elatine californica Lowell Ahart, John Dittes 2016-7-14 21211 -A 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
  CHSC117370  Elatine rubella Lowell Ahart; John Dittes 2016-7-14 21169 Modoc New sides 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
  UC1101549  Elatine triandra Herbert L. Mason 1947-8-13 13527 Modoc n Canby (ne side of F reservoir) Comment
  CAS-BOT-BC242379  Eleocharis John H. Hatton 1911-6-16 102 Modoc Happy Camp. 1463 Comment
  CHSC112828  Eleocharis acicularis Lowell Ahart; John Dittes 2013-7-25 18967 Modoc Bottom of a dry deep drainage, west of where the road crossed, about 50 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. 1267 Comment
  CAS-BOT-BC112782  Eleocharis macrostachya R. F. Thorne; C. W. Tilforth 1969-9-5 39180 Modoc Wet margin of S Fork of Pit River at bridge, 3.8 mi E of Likely. 1386 Comment
  UC1830  Eleocharis macrostachya Milo S. Baker 1893-7-27 Modoc Comment
  CAS-BOT-BC245107  Elodea canadensis Bruce Bartholomew 1992-8-10 6398 Modoc Rush Creek just N of Round Valley on Highway 299 1350 Comment
  RSA603669  Elymus X hansenii L. C. Wheeler 1935-8-4 3779 Modoc Warner Mts., Dry Lake, Pine Creek 2104 Comment
  UC1024965  Elymus X macounii Leo Whitney 1935-7-6 3444 Modoc near Lookout; Pit River Comment
  RSA503034  Elymus elymoides Bruce Bartholomew, B. Anderson 1988-6-23 4221 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC247748  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1990-7-20 5531 Modoc 3.4 km NW of Tamarack Flat, E side of Warner Mts. 2130 Comment
  CAS-BOT-BC247757  Elymus elymoides subsp. elymoides Elmer Ivan Applegate 1932-8-1 8017 Modoc Summit of Warren Peak. Comment
  JEPS70699  Elymus elymoides subsp. elymoides Leland S. Smith 1918-6-22 970 Modoc High Grade-Pine Creek Modoc <National> Forest Comment
  JEPS70708  Elymus elymoides subsp. elymoides L. S. Smith 1937-7-11 97 Modoc Granger Mill Camp Warner Mts. 1828 Comment
  HSC10952  Elymus elymoides var. elymoides M. T. Milligan 1965-7-5 415 Modoc Ridges E of Jess Valley. 1829 Comment
  CAS-BOT-BC247737  Elymus glaucus Bruce Bartholomew; Barrett Anderson 1988-7-23 4599 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  HSC9710  Elymus glaucus M. T. Milligan 1966-6-28 475 Modoc East slope of volcanic plateau. 1677 Comment
  POM205370  Elymus glaucus David Griffiths, Byron Hunter 1902-1 462 Modoc Moulton Warner Mountains. Comment
  CHSC112792  Elymus repens Lowell Ahart; John Dittes 2013-7-24 18934 Modoc South bank 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
  HSC9671  Elymus trachycaulus M. T. Milligan 1964-7-20 157 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  UCD32709  Elymus trachycaulus Beecher Crampton 1954-7-7 2137 Modoc Modoc County, west side of Cedar Pass. Comment
  RSA185237  Elymus trachycaulus subsp. trachycaulus Jack Reveal 1963-7-21 582 Modoc Along the edges of Wet Meadow Comment
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  POM195139  Elymus trachycaulus subsp. trachycaulus H. M. Hall 1923-8-6 11858 Modoc Toulumne Meadows. Dana Fork. 2622 Comment
  CAS-BOT-BC191034  Epilobium angustifolium subsp. circumvagum Bruce Bartholomew 1994-7-1 6763 Modoc Turner Creek on Forest Service rd. 42N21. 1400 Comment
  CHSC118819  Epilobium brachycarpum L. P. Janeway 2014-7-8 11474 Modoc Modoc Palteau. 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
  CHSC99964  Epilobium brachycarpum Lowell Ahart; John Dittes 2008-8-25 15277 -A Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1276 Comment
  JEPS103207  Epilobium brachycarpum G. Schoolcraft 1993-8-2 2340 Modoc Near intersection of hwy 395 and 299 e of Altruas 1371 Comment
  HSC16318  Epilobium brachycarpum M. T. Milligan 1965-6-27 359 Modoc E slope of eroded volcanic plateau. 1677 Comment
  UC1191715  Epilobium brachycarpum Herbert L. Mason 1947-8-8 13458 Modoc n Big Sage Reservoir (nw of Alturas); Ingalls Swamp Comment
  CAS-BOT-BC190997  Epilobium ciliatum subsp. ciliatum Leland S. Smith 1922-7-24 1313 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CHSC116097  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2015-7-16 20368 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  SJSU9614  Epilobium ciliatum subsp. ciliatum W. Savage 1979-7-6 1411 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 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
  UC1191743  Epilobium ciliatum subsp. ciliatum Herbert L. Mason 1947-8-15 13549 Modoc mouth of Crane Creek Goose Lake, Willow Ranch (e side of lake) Comment
  CAS-BOT-BC190985  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew 1989-8-11 5072 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Comment
  CAS-BOT-BC190973  Epilobium densiflorum Herbert Louis Mason 1947-8-11 13495 Modoc Hwy 81, W margin of Lower Lake, near Modoc County boundary. Comment
  NY1000359  Epilobium hallianum B. M. Bartholomew 1991-7-4 5909 Modoc Roney Flat 1460 Comment
  POM37840  Epilobium hallianum R. M. Austin 1895-08 508 Modoc Goose Lake Valley Comment
  SEINET191882  Epilobium hornemannii C. L. Hitchcock 1940-5-27 6710 Modoc 15 miles NE of Alturas 1615 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
  JEPS43883  Epilobium hornemannii subsp. hornemannii Frances D. Payne 1929-7-26 122 Modoc 2 mi s Warren Peak; Warner Mts., Pine Creek Basin 2133 Comment
  UC1483845  Epilobium obcordatum G. Schoolcraft 1980-8-10 Modoc summit of mts. Warner Mountains (e-facing slope) 2682 Comment
  RSA41241  Epilobium obcordatum A. M. Alexander, Louise Kellogg 1946-7-23 5050 Modoc Emerson Peak, Warner Mountains Comment
  CAS-BOT-BC190937  Epilobium pallidum D. M. Moore 1960-6-4 118 Modoc S end of Goose Lake, 2.1 mi. W of Davis Creek on road to W side of lake. Comment
  CAS-BOT-BC190860  Epilobium torreyi Bruce Bartholomew 1994-7-1 6748 Modoc 7.6 km NW of County Road 91 between Lookout and Lookout Jct. on County road 93. 1280 Comment
  CHSC116080  Equisetum laevigatum Lowell Ahart; John Dittes 2015-7-16 20393 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
  RSA252421  Equisetum laevigatum R. F. Thorne, C. W. Tilforth 1969-9-5 39182 Modoc South Fork of Pit River at bridge, 3.8 miles E of Likely 1387 Comment
  UC922303  Equisetum laevigatum Annie M. Alexander and Louise Kellogg 1946-7-5 4911 Modoc w Lower Lake Lower Lake (<Lava Cliff>) Comment
  HSC16005  Eremalche parryi M. T. Milligan 1964-6-6 8 Modoc N side of Dorris Reservoir along shore 1372 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-BC95470  Eremogone aculeata Ernest Brown Babcock; George Ledyard Stebbins 1936-6-9 1817 Modoc Cedar Creek Canyon, about 3 mi. W of Cedarville, in the Warner mts. 1676 Comment
  CAS-BOT-BC95474  Eremogone aculeata John H. Hatton 1911-6-20 130 Modoc Near Bolles meadows, Lava-Juniper country. 1524 Comment
  SJSU9535  Eremogone congesta var. subcongesta W. Savage 1979-7-3 1272 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA0057647  Eremogone congesta var. suffrutescens Christopher Davidson 1973-5-26 2130 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  POM199564  Ericameria bloomeri Franklin P. Nutting s.n. Modoc Forestdale Comment
  UC485526  Ericameria bloomeri Franklin P. Nutting Modoc Forestdale Comment
  CAS-BOT-BC14776  Ericameria greenei Robert Patterson; Mona Bourell 1993-8-15 5239 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC748095  Ericameria greenei Annie M. Alexander and Louise Kellogg 1946-8-9 5132 Modoc on slope above Patterson Lake; Warner Mountains, Patterson Lake Comment
  CAS-BOT-BC287485  Ericameria greenei Elmer I. Applegate 1932-8-5 8184 Modoc S slope of Cedar Mt, Warner Mts Comment
  SJSU5566  Ericameria nauseosa T. G. Braun 1969-10-17 Modoc near (south of) Lava Beds National Monument about 5 miles SE of Glass Mt, western Modoc County. 1280 Comment
  HSC12538  Ericameria nauseosa var. hololeuca Mrs. R. M. Austin Aug 1894 Modoc N of Alturas Comment
  SJSU9682  Ericameria nauseosa var. leiosperma W. Savage 1979-8-22 1575 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest. T 44N, R 10E, NE 1/4 of NW 1/4 Sec. 24 1493 Comment
  UCD169852  Ericameria nauseosa var. oreophila Lowell Ahart; John Dittes 2010-8-30 17052 Modoc Ash Creek State Wildlife Area, 2,300 feet north of the Lassen County Line, about 3.6 miles(air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. About 3 yards east of the fence, south edge of the meadow 1267 Comment
  CHSC70464  Ericameria nauseosa var. speciosa A. Sanger 1997-8-21 2606 Modoc Along road south of large burn plantation, approx. 1.5 miles south of Forest Rd. 44N77. 1389 Comment
  CAS-BOT-BC42832  Erigeron austiniae Alice Eastwood; John Thomas Howell 1940-6-12 8103 Modoc W side of Cedar Pass. Comment
  RSA42057  Erigeron austiniae H. C. Cantelow 1935-6-8 862 Modoc Lava beds. Comment
  CAS-BOT-BC42808  Erigeron bloomeri var. bloomeri Clare Butterworth Hardham 1961-6-18 7557 Modoc 3 mi. SE of Cedar Pass. 1828 Comment
  CAS-BOT-BC42813  Erigeron bloomeri var. bloomeri Roxana S. Ferris; Rena P. Duthie 1919-6-14 67 Modoc Above Parker Creek, at Modoc National Forest boundary Comment
  SJSU6620  Erigeron bloomeri var. bloomeri H. L. Buckalew 1961-6-27 Modoc near Stowe Reservoir about 2 miles N of Cedar Pass on Alturas-Cedarville Road 2072 Comment
  UC727058  Erigeron bloomeri var. bloomeri A. A. Heller 1941-6-24 16194 Modoc along US Hwy 299 just s Indian Springs Comment
  CAS-BOT-BC42801  Erigeron bloomeri var. bloomeri Mrs. H. C. Cantelow 1940-6-2 3226 Modoc NW of Canby. Comment
  HSC27247  Erigeron chrysopsidis var. austinae J. P. Smith, J. O. Sawyer 1972-5-6 5270 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  RSA302220  Erigeron chrysopsidis var. austiniae J. R. Shevock 1972-5-20 1808 Modoc West of Alturas, highway 299. 1372 Comment
  SEINET5512261  Erigeron chrysopsidis var. austiniae J. C. Beatley 1964-1 Modoc Tule Lake area NTS Herbarium coll. Drainage area: Tule Lake 1829 Comment
  UC87550  Erigeron chrysopsidis var. austiniae Mrs. R. M. Austin 1894-5-1 84 Modoc Lassen Creek Comment
  HSC67926  Erigeron compositus J. P. Smith, J. O. Sawyer 1973-8-8 7225 Modoc Near summit of Eagle Peak 2988 Comment
  HSC81102  Erigeron coulteri G. M. Riegel 1980-8-9 1019 Modoc S Warner Mts. 2100 Comment
  JEPS127166  Erigeron divergens Lowell Ahart, John Dittes 2016-7-14 21154 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. Comment
  UC87559  Erigeron divergens Mrs. R. M. Austin 1894-1-1 Modoc Goose Lake Valley Comment
  RSA607255  Erigeron eatonii L. C. Wheeler 1935-8-4 3783 Modoc Dry Lake, Pine Creek. Warner Mts. 2104 Comment
  SEINET230766  Erigeron eatonii Margaret J. Williams 1984-6-28 84- 67 -2 Modoc 2 miles North of intersection between Soldier Creek and Old Cannon Mill roads. Warner Mountains North of Cedar Pass. Comment
  CAS-BOT-BC42760  Erigeron eatonii var. plantagineus E. S. Willits 1940-6-5 328 Modoc Canby. 1371 Comment
  CAS-BOT-BC42796  Erigeron eatonii var. plantagineus Bruce Bartholomew; Barrett Anderson 1989-6-3 4904 Modoc ca. 5 km NW of Egg Lake and ca. 0.8 km W of Service Flat Gulch. 1370 Comment
  HSC81104  Erigeron eatonii var. plantagineus G. M. Riegel 1980-8-13 1063 Modoc S Warner Mts. 2100 Comment
  SJSU9697  Erigeron eatonii var. plantagineus W. Savage 1979-7-10 1538 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest Comment
  CAS-BOT-BC42764  Erigeron elegantulus Fred D. Douthitt 1915-5-11 15 Modoc Juniper Flats near West Valley. 1524 Comment
  UC1540224  Erigeron filifolius Dean Wm. Taylor and Glenn L. Clifton 1987-6-27 9107 Modoc along Hwy 395 about 3.5 mi n of n junction with Highway 299 1371 Comment
  JEPS22357  Erigeron filifolius Milo S. Baker 1893-6-20 Modoc Comment
  CAS-BOT-BC376189  Erigeron filifolius var. filifolius Andrew Townesmith; Karen M. Meyer 2007-9-15 933 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195 1948 Comment
  CHSC39008  Erigeron filifolius var. filifolius J. D. Jokerst 1983-6-18 1861 Modoc Forest Service Rd 73 0.4 miles south of Crowder Flat Station. East side of road. Comment
  JEPS41394  Erigeron glacialis var. glacialis M. F. Gilman 603 Modoc Modoc Mts. 1828 Comment
  CAS-BOT-BC49637  Erigeron inornatus var. inornatus Leland S. Smith 1922-7-24 1290 Modoc Grouse Mt. 1981 Comment
  CAS-BOT-BC49604  Erigeron linearis R. M. Austin; C. C. (Mrs.) Bruce 1898-7-1 2187 Modoc Modoc County. Comment
  RSA245023  Erigeron linearis D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19364 Modoc along the South fork of the Pit River, about 6 miles east of Likely Comment
  JEPS41566  Erigeron linearis L. S. Smith 1919-6-5 1116 Modoc Deep Creek Warren Mts., Deep Creek 1584 Comment
  JEPS41573  Erigeron linearis L. S. Smith 1918-6-23 962 Modoc High Grade District of Modoc Forest; , High Grade District 2286 Comment
  SEINET8667631 Image available Erigeron linearis M. J. Williams 1988-5-30 88- 26 -3 Modoc Jess Valley, S of roadside rest 1524 Comment
  UC31504  Erigeron linearis Mrs. R. M. Austin Jun 1894 Modoc lava beds e Emigrant Springs Comment
  RSA550621  Erigeron peregrinus subsp. callianthemus Bruce Bartholomew, B. Anderson 1988-7-23 4581 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  RSA233728  Erigeron philadelphicus R. F. Thorne, C. W. Tilforth 1969-9-5 39181 Modoc South Fork of Pit River at bridge, 3.8 miles E of Likely 1387 Comment
  SD61002  Erigeron philadelphicus Darley F. Howe 1964-8-1 Modoc Harvey Creek, Modoc National Forest. Warner Mountains. 1830 Comment
  JEPS5923  Erigeron philadelphicus var. philadelphicus Frances D. Payne 1931-6-20 202 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC468828  Erigeron philadelphicus var. philadelphicus M. F. Gilman 551 Modoc 1432 Comment
  UC748388  Erigeron philadelphicus var. philadelphicus Annie M. Alexander and Louise Kellogg 1946-8-10 5149 Modoc 0.5 mi beyond Porter Resvr. Rd. (small camp in firs for hunters); Warner Mountains Comment
  CHSC66994  Erigeron pumilus var. intermedius James D. Jokerst 1987-5-12 2855 A Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  RSA90968  Erigeron pumilus var. intermedius F. W. Peirson 1926-6-25 6885 Modoc 1 mile east of summit, Cedarville Road, Warner Mountains Comment
  CAS-BOT-BC197829  Eriogonum douglasii var. meridionale P. Monnet 1913-7-1 903 Modoc Warner's Peak, Warner's Range. 2926 Comment
  CAS-BOT-BC246494  Eriogonum douglasii var. meridionale Elmer I. Applegate 1932-8-1 8019 Modoc Crest of Warner Mountains just south of Warren Peak Comment
  JEPS57043  Eriogonum douglasii var. meridionale Frances D. Payne 1932-6-26 605 Modoc s and e Alturas (high ridges n of Parker Creek); Warner Mountains, Parker Creek 1828 Comment
  CAS-BOT-BC197822  Eriogonum elatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5472 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  UC71881  Eriogonum elatum Mrs. M. H. Manning Aug. 1903 352 Modoc Mt. Bidwell 2438 Comment
  RSA601441  Eriogonum heracleoides var. heracleoides Louis C. Wheeler 1935-8-2 3750 Modoc Warner Mountains: Twenty Mile Creek. 2195 Comment
  UC711881  Eriogonum microthecum var. ambiguum Roxana S. Ferris and Laura Lorraine 1941-8-14 10607 Modoc about 10 mi on Eagleville road Patterson Ranger Station; Modoc National Forest, Warner Mountains Comment
  CAS-BOT-BC211413  Eriogonum nudum var. pubiflorum Francis Dorris Payne 1929-7-26 127 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CAS-BOT-BC211450  Eriogonum nudum var. pubiflorum John Thomas Howell 1934-7-1 12314 Modoc Duncan Horse Camp. 1355 Comment
  CHSC109468  Eriogonum nudum var. pubiflorum L. P. Janeway; B. Castro 2012-7-28 11037 Modoc Warner Mountains. At Obsidian Needles Obsidian Collecting Area; along Road 45N34 loverlooking North Fork Davis Creek about 6.0 air km east-northeast of the community of Davis Creek (on Hwy 395). 1905 Comment
  RSA210870  Eriogonum nudum var. pubiflorum Robert F. Thorne, C. W. Tilforth 1969-9-4 39052 Modoc Along N Fork of Pit River, 11.8 miles N of Alturas along Highway 395. 1372 Comment
  SD46518  Eriogonum nudum var. pubiflorum Robert J. Weatherly 1955-7-8 1637 Modoc 3 miles north of Ft. Bidwell, northern Warner Mts. 1554 Comment
  UC1305824  Eriogonum nudum var. pubiflorum Noel H. Holmgren, James L. Reveal 1964-8-21 1717 Modoc about 5 mi sw on the Eagleville-Likely Road Eagleville; Warner Range, Modoc National Forest 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
  JEPS56641  Eriogonum nudum var. pubiflorum Frances D. Payne 1929-7-26 127 Modoc 2 mi s Mt. Warren (Pine Creek Basin); Warner Mts., Pine Creek Basin 2133 Comment
  SEINET11261589  Eriogonum nudum var. pubiflorum Margaret J. Williams 1984-6-30 84- 76 -1 Modoc Cedar Pass Road, Warner Mtns, 1.7 mi W of Cedarville.; 0 1509 Comment
  UCR40347  Eriogonum ovalifolium G. R. Ballmer, G. F. Pratt 1985-7-15 s.n. Modoc Warner Mtns., near the summit of Mount Bidwell 2500 Comment
  RSA165617  Eriogonum ovalifolium var. multiscapum Clare B. Hardham 1961-6-18 7549 Modoc 3.2 miles east of Cedar Pass 1829 Comment
  CHSC106004  Eriogonum prociduum James L. Reveal 2007-6-3 8828 Modoc Along U.S. Highway 395 at milepost 31.7, 1.1 mile north of the Chimney Rock Exit near Surprise and about 3.5 miles north of California Highway 299. 1402 Comment
  JEPS109844  Eriogonum prociduum Dean W. Taylor 2004-5-13 19067 Modoc 11 air miles SSW of Alturas; jeep road ascending to plateau from County Road 62, ca. 1.5 mi S73degE of mapped location of Wade Williams Spring on quadrangle 1524 Comment
  RSA759522  Eriogonum prociduum James L. Reveal 2007-6-3 8828 Modoc Along U. S. Highway 295 at milepost 31.7, 1.1 miles north of the Chimney Rock Exit near Surprise and about 3.5 miles north of California Highway 299. 1402 Comment
  HSC80861  Eriogonum prociduum var. prociduum G. M. Riegel 1980-8-9 1030 Modoc S Warner Mtns. 1829 Comment
  NY283068  Eriogonum spergulinum var. reddingianum J. T. Howell 1934-6-14 12123 Modoc Near Lost Lake, Warner Mountains 2438.4 Comment
  UCD32702  Eriogonum sphaerocephalum Beecher Crampton 1954-7-6 2122 Modoc Modoc County, 6 miles east of Alturas, along road 56, Collis Ranch. Comment
  UCR163911  Eriogonum sphaerocephalum Jim Andre 1993-6-30 1414 B Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 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
  CAS-BOT-BC211395  Eriogonum sphaerocephalum var. halimioides Annie Montague Alexander; L. Kellogg 1946-8-8 5124 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC211421  Eriogonum sphaerocephalum var. halimioides Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10594 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mts., Modoc National Forest Comment
  CHSC42183  Eriogonum sphaerocephalum var. halimioides C. E. Laver 1985-7-12 Modoc Ca. 18 mi sw of Alturas and 0.5 mi sw of Graven Reservoir. 1524 Comment
  NY283119  Eriogonum sphaerocephalum var. halimioides A. A. Heller 1941-6-24 16193 Modoc Just south of Indian Springs along U.S. Highway 299 Comment
  POM105203  Eriogonum sphaerocephalum var. halimioides R. M. Austin 1895-08 436 Modoc Goose Lake Valley. Comment
  RSA149071  Eriogonum sphaerocephalum var. halimioides I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16387 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  CAS-BOT-BC211355  Eriogonum strictum subsp. anserinum G. D. Hanna; M. M. Hanna 1956-6-5 Modoc Cedar Pass. Comment
  HSC43011  Eriogonum strictum var. anserinum J. P. Smith, J. O. Sawyer 1973-8-8 7246 Modoc S slopes of Eagle Peak 2561 Comment
  NY283218  Eriogonum strictum var. anserinum M. J. Williams 1988-5-30 8826- 2 Modoc Jess Valley, south of roadside rest 1524.0 Comment
  SEINET5331677  Eriogonum strictum var. proliferum M. J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CAS-BOT-BC211370  Eriogonum umbellatum Robert Patterson; Mona Bourell 1993-8-15 5252 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CDA22679  Eriogonum umbellatum var. dumosum T. C. Fuller 1959-7-8 6041 Modoc Highway 139, 10 miles north of Canby. 0 Comment
  CHSC109488  Eriogonum umbellatum var. modocense L. P. Janeway; B. Castro 2012-7-24 10976 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. 2362 Comment
  CHSC109500  Eriogonum umbellatum var. modocense L. P. Janeway; B. Castro 2012-7-26 11011 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and wster edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  CHSC12943  Eriogonum umbellatum var. modocense K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5835 Modoc On bank of white volcanic tuff on e side of Hwy. 395, ca. 3.5 mi n of intersection with Hwy. 299 and ca. 0.2 mi n of Chimney Rock turnoff. 1389 Comment
  CHSC70475  Eriogonum umbellatum var. modocense S. Stearns 1997-5-15 2246 Modoc Adjacent to Pipeline ROW just NW of the Mowitz Rd. 1524 Comment
  JEPS126556  Eriogonum umbellatum var. modocense Lowell Ahart, John Dittes 2016-6-6 20946 Modoc About 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  NY399207  Eriogonum umbellatum var. modocense B. M. Bartholomew 1990-6-17 5358 Modoc 11.3 km north of Buck Creek Ranger Station, a crest of the Warner Mountains 2130 Comment
  CAS-BOT-BC197783  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-8-1 7996 Modoc N of Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC197790  Eriogonum umbellatum var. nevadense J. L. Reveal; Darin Scott Reveal 1978-8-11 4822 Modoc Warner Mts, Dismal Swamp, ca. 2 mi. N of Modoc Co. Rd. 2, at NW end of Dismal Swamp S of Dismal Creek. 2225 Comment
  RSA554795  Eriogonum umbellatum var. nevadense Margaret J. Williams 1988-5-30 88- 26 -2 Modoc Jess Valley, S of roadside rest. 1524 Comment
  CAS-BOT-BC197611  Eriogonum umbellatum var. polyanthum Annie Montague Alexander; L. Kellogg 1946-7-30 5094 Modoc East slope below summit of Eagle Peak. Comment
  CAS-BOT-BC197618  Eriogonum umbellatum var. polyanthum E. S. Willits 1940-6-5 327 Modoc Canby. Comment
  CAS-BOT-BC197623  Eriogonum umbellatum var. polyanthum Margaret J. Williams; et al 1988-5-30 88- 26 -2 Modoc Jess Valley, E of Likely, S of roadside rest. 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
  NY718422  Eriogonum umbellatum var. porteri N. H. Holmgren 1964-8-22 1720 Modoc Warner Range, just below the top of Eagle Peak 3028 Comment
  NY399297  Eriogonum umbellatum var. torreyanum L. C. Wheeler 1935-8-3 3773 Modoc Pine Creek 1950.7 Comment
  CAS-BOT-BC197593  Eriogonum vimineum Annie Montague Alexander; L. Kellogg 1946-7-17 4996 Modoc Cedar Pass, Warner Mts. Comment
  JEPS117498  Eriogonum vimineum Lowell Ahart, John Dittes 2010-8-31 17115 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valle 1295 Comment
  JEPS56133  Eriogonum vimineum F. H. Frost 1925-7-11 17 Modoc 2 mi above Cedarville (Cedar Canyon campsite); Cedar Canyon campsite 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
  RSA534708  Eriogonum vimineum Bruce Bartholomew 1991-6-22 5856 Modoc NE side of Surprise Valley on roas to Fee Reservoir, 6.4 km. E of Fort Bidwell. Rocky sry slopes 1490 Comment
  UC1250294  Eriogonum vimineum Annie M. Alexander and Louise Kellogg 1946-7-17 4996 Modoc on northside, Cedar Pass Warner Mountains, Cedar Pass Comment
  CAS-BOT-BC49567  Eriophyllum lanatum Alice Eastwood; John Thomas Howell 1940-6-13 8109 Modoc Surprise Valley Comment
  CAS-BOT-BC49592  Eriophyllum lanatum Elmer Ivan Applegate 1932-8-1 8020 Modoc High summit of Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC49600  Eriophyllum lanatum Elmer Ivan Applegate 1971-8-7 8071 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  CHSC30642  Eriophyllum lanatum N. E. H. Prouty 1980-6-7 181 Modoc Modoc Nat. Forest, Warner Mt. District. Along north side of Deep Creek Road, SW of Cedarville. Comment
  HSC81109  Eriophyllum lanatum var. achilleoides G. M. Riegel 1979-7-15 555 Modoc S Warner Mtns. 1739 Comment
  JEPS34631  Eriophyllum lanatum var. achilleoides N. T. Mirov 1929-6-16 Modoc Buck Creek Ranger Station e of Goose Lake (on Fandango Valley road); Warner Mountains 1554 Comment
  JEPS15487  Eriophyllum lanatum var. achilleoides Joseph and Hilda Grinnell 1938-7-16 1112 a Modoc Cedar Pass summit Warner Mountains, Cedar Pass summit 1935 Comment
  SJSU8783  Eriophyllum lanatum var. achilleoides J. W. Tilden 1958-6-26 1276 Modoc W side of Cedar Pass on rd from Alturas to Cedarville, Warner Mts 1828 Comment
  UC1484471  Eriophyllum lanatum var. achilleoides Dale E. Johnson with J. E. Eckenwalder 1974-6-15 130 Modoc 1.6 w of crossing of Pit River on Hwy 299 (Adin-Canby road) (sw of Canby); Hwy 299, Pit River Comment
  CHSC117364  Erodium cicutarium Lowell Ahart; John Dittes 2016-7-14 21173 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
  CHSC106338  Eryngium alismifolium Lowell Ahart; John Dittes 2010-8-30 17063 Modoc About 5 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  POM133078  Eryngium articulatum M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  UC1051434  Eryngium articulatum Herbert L. Mason 1955-8-14 14650 Modoc s. end Goose Lake Comment
  CAS-BOT-BC498688  Eryngium articulatum M. S. Baker; Frank Nutting 1930-8-1 s.n. Modoc Near Forestdale Comment
  SJSU9689  Eryngium articulatum W. Savage 1979-7-24 Modoc Long Meadow Unit, Devils Garden District, Modoc National Forest 1615 Comment
  JEPS114399  Eryngium mathiasiae Lowell Ahart, John Dittes 2008-8-25 15306 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
  UC1487347 Image available Eryngium mathiasiae Yusuf Sheikh and Lincoln Constance 1973-6-27 551 Modoc 9.8 mi wwn Canby (on State Highway 139); ; WWN of Canby, Hwy. 139, Modoc Co. Comment
  CAS-BOT-BC58342  Erysimum repandum Bruce Bartholomew; Barrett Anderson 1988-5-12 4135 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  JEPS53548  Erysimum repandum W. L. Jepson 1918-8-6 7849 Modoc Fandango Pass Surprise Valley (fields) 1447 Comment
  CHSC117229  Erythranthe breviflora Lowell Ahart; John Dittes 2016-7-16 21239 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
  CAS-BOT-BC229918  Erythranthe guttata Elmer Ivan Applegate 1932-7-31 7970 Modoc Mill Creek Meadows. Comment
  CAS-BOT-BC229923  Erythranthe guttata John H. Hatton 1911-5-13 75 Modoc Modoc County. 1463 Comment
  SEINET13768600 Image available Erythranthe guttata Francis W. Pennell 1940-1 25749 Modoc Warner Mountains, NE of Alturas, west of Cedar Pass. 1798 Comment
  CAS-BOT-BC234467  Erythranthe pulsiferae Leland S. Smith 1924-5-31 1362 Modoc Egg Lake Ranch. 1310 Comment
  CAS-BOT-BC234435  Erythranthe tilingii Elmer Ivan Applegate 1932-8-3 8139 Modoc Western slope of Eagle Peak. Comment
  CAS-BOT-BC95709  Euphorbia serpillifolia Bruce Bartholomew 1989-7-14 4961 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  CAS-BOT-BC95716  Euphorbia serpillifolia Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10605 Modoc 8.5 mi. from Patterson Ranger Station on Eagleville road. Comment
  UCD142822  Euphorbia serpillifolia Herbert L. Mason; Verne Grant 1947-7-10 13325 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC15162  Eurybia integrifolia Elmer Ivan Applegate 1932-8-7 8241 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  JEPS89450  Eurybia integrifolia Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10448 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage, Warner Mountains); Warner Mountains 2560 Comment
  UC1192254  Euthamia occidentalis Verne Grant, Irving Schneider 1947-7-19 8072 Modoc along Southern Pacific right-of-way near East Canal (Williams Ranch, in Pit Valley s of Alturas); Pit Valley s of Alturas Comment
  CAS-BOT-BC247715  Festuca idahoensis Leland S. Smith 1924-6-6 s.n. Modoc S of Egg Lake. Comment
  CHSC117227  Festuca idahoensis Lowell Ahart; John Dittes 2016-6-6 20941 Modoc About 20 yards west of the dirt road, 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. 1271 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
  HSC9864  Festuca idahoensis R. C. Wunner 1965-6-20 219 Modoc Lava Beds N.M. Above Lava Brook Cave. 1463 Comment
  UCD65969  Festuca idahoensis R. Tofsrud 1947-7-1 253 Modoc Between Canby and Adin. Comment
  UCD66093  Festuca idahoensis J. C. Hayes 1935-6-25 Modoc Alturas. Comment
  CAS-BOT-BC247701  Festuca occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-21 4430 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  RSA504853  Festuca occidentalis Bruce Bartholomew, B. Anderson 1988-7-21 4430 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  UC1037140  Festuca pratensis Leo Whitney 1935-6-29 3359 Modoc Alturas Comment
  UC1037153  Festuca rubra Leo Whitney 1935-7-7 3402 Modoc 4 mi nw Canby; Howard Gulch Comment
  UCD66296  Festuca rubra Beecher Crampton; Carl Rimbey 1954-7-8 2175 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  JEPS69267  Festuca supina Leland S. Smith 1918-1 865 Modoc Comment
  NY188596  Frasera albicaulis K. Paulson 1988-5-22 9 Modoc Fletcher Creek, Devil's Garden. 1402.1 Comment
  NY188599  Frasera albicaulis var. modocensis B. M. Bartholomew 1989-6-2 4808 Modoc 9.3 km E of Ft. Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  NY189402  Frasera albicaulis var. modocensis B. M. Bartholomew 1989-6-3 4854 Modoc Timber Mountain, ca. 30 km N of State Hwy 299 on Crowder Flat Road. 1550 Comment
  SD133989  Fraxinus latifolia B. Bartholomew 1991-7-6 5982 Modoc West side of Egg Lake. 1299 Comment
  CAS-BOT-BC504372  Fritillaria Mrs. R. M. Austin; Bruce 1898-6-1 2288 Modoc Lake City Mountain Comment
  CAS-BOT-BC242108  Fritillaria atropurpurea Mrs. H. C. Cantelow 1941-5-12 s.n. Modoc 2 mi. W of Adin summit on U.S. Hwy. 299. Comment
  JEPS55679  Fritillaria atropurpurea Margaret Williams 1968-5-31 6881 Modoc Cedar Pass Comment
  CAS-BOT-BC242095  Fritillaria pudica Bruce Bartholomew 1992-5-16 6334 Modoc NW side of Sweagert Flat. 1850 Comment
  CAS-BOT-BC242101  Fritillaria pudica Bruce Bartholomew; Mona Bourell 1990-4-27 5192 Modoc 1.1 km E of the Modoc National Forest boundary on Parker Creek Road. 1660 Comment
  UC1237945  Fritillaria pudica John Weiler, A. P. Nelson May 26 1961-May 29 1961 61222 Modoc Warner Mountains, above highway at Cedar Pass Cedar Pass; Warner Mountains, Cedar Pass Comment
  CAS-BOT-BC242087  Fritillaria recurva Bruce Bartholomew; Mona Bourell 1990-4-26 5152 Modoc 0.5 km S of Day. 1100 Comment
  UC1191797  Galeopsis tetrahit Herbert L. Mason and Verne Grant 1947-7-12 13417 Modoc s of Alturas (near s end of Westside Road); Pit River Valley Comment
Read comments
May 29 2009
  UCD124909  Galeopsis tetrahit Herbert L. Mason; Verne Grant 1947-7-12 13417 Modoc Near south end of west side road, Pit River Valley, south of Alturas. Comment
  RSA520364  Galium aparine Bruce Bartholomew, B. Anderson 1989-4-29 4672 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir. NE corner of Surprise Valley. 1460 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
  UC416663  Galium bolanderi Milo S. Baker 1893-7-8 Modoc south hillside Comment
  UC1485930  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-9-3 1138 Modoc 1/3 mi sw N Emerson Lake (below rock outcrop on talus slope); Modoc Nat. Forest, S Warner Mt. Wilderness Area 2475 Comment
  UC1776689  Galium glabrescens subsp. modocense G. Schoolcraft 1999-8-25 2881 Modoc Lower east slope of Warner Mountains near OR stateline 1737 Comment
  UC71833  Galium mexicanum var. asperulum Mrs. M. H. Manning 486 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC225077  Galium multiflorum Bruce Bartholomew; Barrett Anderson 1989-6-2 4824 Modoc 9.7 km E of Eagleville at the California state border, E side of Surprise Valley. 1550 Comment
  UCSB17112  Galium serpenticum subsp. scotticum Hardham, Clare 1961-6-20 Modoc Mouth of Fine Creek Canyon, Warner Mountains Comment
  RSA610763  Galium serpenticum subsp. warnerense Louis C. Wheeler 1935-8-6 3794 Modoc Edge of Warner Mts, 1/4 mile E Pine Cree (Town). 1555 Comment
Read comments
Mar 3 2009
  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
  POM319052  Gayophytum Patricia Wilder 1971-6-20 5060 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-BC190853  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew; Barrett Anderson 1990-7-21 5585 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  SD58201  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1918-8-7 7863 Modoc Mt. Bidwell 2133 Comment
  UC20275  Gayophytum ramosissimum Mrs. R. M. Austin June, 1894 Modoc Willow Creek Valley Comment
  CAS-BOT-BC190822  Gayophytum ramosissimum Elmer Ivan Applegate 1936-5-22 10354 Modoc Lower part of Lyon Road, Lava Beds National Monument. Comment
  CAS-BOT-BC180058  Geranium viscosissimum Annie Montague Alexander; L. Kellogg 1946-7-3 4901 Modoc Bidwell Creek Canyon, 5 mi. W of Fort Bidwell. Comment
  CAS-BOT-BC180062  Geranium viscosissimum Verne Grant; I. Schneider 1947-7-22 8145 Modoc N fork of Pit River on Hwy 395, ca. 1 mi. N of junction with Cedarville road. Comment
  CAS-BOT-BC180074  Geranium viscosissimum Barrett Anderson 1986-7-9 3137 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CDA28447  Geranium viscosissimum T. C. Fuller 1963-6-11 10652 a Modoc Little Meadow Campground, South Fork of the Pit River, 7.9 miles east of Likely. 0 Comment
  CAS-BOT-BC214664  Geum triflorum Elmer Ivan Applegate 1932-8-1 8032 Modoc High summit of Warner Mts. just S of Warren Peak. Comment
  CAS-BOT-BC214672  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CAS-BOT-BC214676  Geum triflorum Barrett Anderson 1986-7-9 3139 Modoc Roney Flat Rd just off Hwy 299. 1435 Comment
  CAS-BOT-BC214679  Geum triflorum Mrs. H. C. Cantelow 1941-5-23 s.n. Modoc E of Adin Pass Summit, on U.S. highway 299. 1576 Comment
  HSC18640  Geum triflorum M. T. Milligan 1964-6-17 40 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  UC465638  Geum triflorum M. F. Gilman 637 Modoc Comment
  POM140053  Geum triflorum var. ciliatum Milo S. Baker 1893-1 s.n. Modoc Forestdale Comment
  CAS-BOT-BC190696  Gilia inconspicua Leland S. Smith 1919-5-18 1098 Modoc Plateau S Fitzhugh Creek - Likely road. 1524 Comment
  CAS-BOT-BC190699  Gilia inconspicua Bruce Bartholomew 1991-5-24 5714 Modoc Surprise Valley, 7.7 km NE of County Rd. 37 on County Rd. 38, at the Nevada State boundary. 1370 Comment
  CAS-BOT-BC190688  Gilia leptomeria Bruce Bartholomew 1991-6-22 5849 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1520 Comment
  CAS-BOT-BC190659  Gilia salticola C. C. (Mrs.) Bruce 1898-6-1 2328 pp Modoc Near Likely. Comment
  UC23639  Gilia salticola Mrs. C. C. Bruce June 1898 2328 Modoc near Likely; near Likely Comment
  CHSC99493  Glyceria borealis Lowell Ahart; John Dittes 2008-6-21 15006 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  UCD66754  Glyceria borealis L. Whitney 1934-6-2 2175 Modoc Lake Joaquina, Hackamore, ca. 15 miles northwest of Canby, Modoc National Forest. 1463 Comment
  HSC10710  Glyceria elata M. T. Milligan 1966-6-30 511 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  JEPS69272  Glyceria elata W. L. Jepson 1918-8-12 7945 Modoc South Fork Pass to Jess Valley 1584 Comment
  UCR57501  Gnaphalium palustre R. D. Goeden, Don W. Ricker 1989-8-23 989- 29 Modoc Modoc National Forest, Clear Lake Road at Fletcher Creek. 1479 Comment
  CAS-BOT-BC229884  Gratiola ebracteata Bruce Bartholomew 1995-6-22 6984 Modoc Between Day and Lookout, just W of Burlington Northern Railroad track on County Road 94. 1270 Comment
  SJSU9641  Gratiola ebracteata W. Savage 1979-7-8 1469 Modoc Round Valley Unit, Devils Garden District, Modoc National Forest 1493 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
  CAS-BOT-BC95534  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4693 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  UC1540020  Grayia spinosa M. Mitchell 1936-5-15 29 Modoc Lava Beds Nat'l Monument, Petroglyphys 1280 Comment
  UCD132466  Grindelia camporum E. K. Balls 1954-8-2 19715 Modoc in Botanic Garden, Prop. No. 8241. From 4.2 miles northeast of junction Highways 299 and 139, along highway 299 near Canby. 1371 Comment
  CAS-BOT-BC304880  Grindelia hirsutula L. S. Smith 1924-6-21 1507 Modoc Modoc National Forest. Egg Lake country Comment
  CAS-BOT-BC49542  Grindelia hirsutula Bruce Bartholomew 1989-8-11 5057 Modoc Along W side of Goose Lake, 12.4 km N of McGinty Point on National Forest Road 48. 1430 Comment
  UC748400  Grindelia hirsutula Annie M. Alexander and Louise Kellogg 1946-6-17 4998 Modoc along road to Alturas (and n to Davis Creek, Cedar Pass Road); Warner Mountains Comment
  CHSC105978  Grindelia nana Lowell Ahart; John Dittes 2010-8-30 17069 Modoc In a large vernal pool, about 5 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UCR57481  Grindelia nana R. D. Goeden, Don W. Ricker 1989-8-23 890823- 14 Modoc Hwy 395, 4 mi NE of Alturas. 1345 Comment
  CAS-BOT-BC54052  Hackelia micrantha K. Paulson; Robert Paulson 1991-7-7 234 Modoc Deep Canyon Road, E side of Warner Mountains. 2057 Comment
  UC449872  Hackelia micrantha Mrs. M. H. Manning 1907-1 Modoc e side of Mount Bidwell (12 Mile Creek) Comment
  CAS-BOT-BC497195  Hackelia micrantha E. Joyal; D. Mehlman 1988-6-28 1291 Modoc N. Warner Mts., ridge road Comment
  UC1560396  Hackelia micrantha E. Joyal and D. Mehlman 1988-6-28 1291 Modoc Ridge Road Warner Mountains Comment
  HSC5799  Helianthella californica subsp. nevadensis M. S. Baker 1893-1 Modoc Forestdale Comment
  UC32258  Helianthella californica subsp. nevadensis Milo S. Baker 1893-6-20 Modoc Comment
  UC88868  Helianthella californica subsp. nevadensis Milo S. Baker 1893-6-20 Modoc Comment
  POM311135  Helianthus annuus subsp. lenticularis Annetta Carter 1946-8-18 1775 Modoc Along roadiside in open valley; Eound Valley, 3 miles northeast of Adin 1402 Comment
  JEPS34878  Helianthus bolanderi Milo S. Baker 1893-7-25 Modoc shores of Egg Lake Egg Lake Comment
  HSC5788  Helianthus bolanderi M. T. Milligan 1964-8-8 212 Modoc Corner of East D and 8th Street, Alturas 1372 Comment
  POM261369  Helianthus cusickii H. C. Cantelow 1940-5-31 s.n. Modoc 3 miles east of Canby Comment
Read comments
Jul 31 2007
  UC134684  Helianthus nuttallii subsp. nuttallii Mrs. R. M. Austin 1894-7-1 Modoc above Alturas; Pit River Comment
  RSA611434  Heliotropium curassavicum var. oculatum L. C. Wheeler 1935-9-4 3943 Modoc Goose Lake: McGinty Point. 1463 Comment
  JEPS103206  Heliotropium europaeum G. Schoolcraft 1987-9-9 1777 Modoc Along Ash Valley Road about 1/2 miles east of Adin 1280 Comment
  UC1597521  Hemizonella minima Mrs. R. M. Austin Modoc Comment
  UC650533  Hemizonella minima Elmer I. Applegate 1936-5-18 10319 Modoc Bear Paw Cave Lava Beds National Monument Comment
  JEPS117302  Herniaria hirsuta subsp. hirsuta Lowell Ahart, John Dittes 2010-8-31 17110 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1295 Comment
  CAS-BOT-BC180031  Hesperochiron pumilus Francis Dorris Payne 1932-7-1 659 Modoc Pine Creek Basin. Comment
  CAS-BOT-BC180038  Hesperochiron pumilus Bruce Bartholomew; Barrett Anderson 1989-4-27 4642 Modoc Dutch Flat, NW of Adin. 1390 Comment
  UC26085  Hesperochiron pumilus Mrs. R. M. Austin 1894-1 Modoc Goose Lake Valley Comment
  UC1537542  Hesperochiron pumilus Gordon H. True Jr. 1938-5-25 917 Modoc between Widow Valley and Day 1219 Comment
  CAS-BOT-BC179180  Hesperolinon micranthum B. Bartholomew 1989-7-14 4976 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  JEPS32306  Hesperolinon micranthum Frances D. Payne 1932-7-8 670 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA91388  Hesperolinon micranthum F. W. Peirson 1926-6-25 6858 Modoc Cedarville road about 10 miles east of Altura. 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
  UC1055935  Heteranthera dubia Herbert L. Mason 1955-8-14 14658 Modoc below Canby; Pit River Comment
  CAS-BOT-BC225792  Heuchera cylindrica Elmer Ivan Applegate 1932-7-9 7591 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC225796  Heuchera cylindrica Leland S. Smith 1917-7-2 57 Modoc Head of Shield Creek. 2316 Comment
  CAS-BOT-BC225799  Heuchera cylindrica Bruce Bartholomew 1992-8-8 6375 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  NY541343  Heuchera cylindrica B. M. Bartholomew 1995-8-1 7161 Modoc Bidwell Mountain, east side of the Warner Mountains 2150 Comment
  SEINET195696  Heuchera cylindrica Annie M. Alexander, L Kellogg 1946-7-3 4902 Modoc Bidwell Creek Canyon 3.5 mi W of Fort Bidwell Comment
  JEPS36580  Hieracium nudicaule L. S. Smith 1924-6-22 1428 Modoc Lava Beds Modoc Forest, Lava Beds 1310 Comment
  CAS-BOT-BC49524  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1988-7-23 4555 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  CAS-BOT-BC180051  Hippuris vulgaris John Thomas Howell 1934-7-2 12353 Modoc Nigger Ben Spring, SE end of Clear Lake. Comment
  UC1101456  Hippuris vulgaris Verne Grant and Irving Schneider 1947-7-21 8118 Modoc N. Fork Pit R. ca. 2 mi. above Alturas; N. Fork Pit R. Comment
  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
  HSC80843  Hordeum brachyantherum G. M. Riegel 1979-8-13 660 Modoc South Warner Mtns. 2100 Comment
  CHSC99778  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart; John Dittes 2008-6-21 15001 Modoc On dry bare soil, near a new man made shallow pond, mountain meadow, in Big Valley, about 3.3 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.0 miles (air) northeast of Bieber. 1260 Comment
  UC1024322  Hordeum brachyantherum subsp. brachyantherum Annie M. Alexander and Louise Kellogg 1946-6-18 4794 Modoc Patterson Mill; Silver Creek Roads 1828 Comment
  CAS-BOT-BC247678  Hordeum jubatum Bruce Bartholomew; Barrett Anderson 1990-7-20 5454 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  HSC65542  Hordeum jubatum Thomas Wood 1979-8-8 207 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  UCD85688  Hordeum jubatum subsp. intermedium Beecher Crampton 1954-7-7 2160 Modoc 2.5 miles east of Alturas. Near Radio Station KCNO. Comment
  UCD85773  Hordeum marinum subsp. gussoneanum A. A. Beetle 1941-6-29 2839 Modoc Near summit of Mt. Adin. 1828 Comment
  CAS-BOT-BC214717  Horkelia tridentata Bruce Bartholomew 1995-6-1 6918 Modoc NW edge of Little Hot Spring Valley NW of Day. 1080 Comment
  UC12373  Horkelia tridentata subsp. tridentata Milo S. Baker 1893-6-20 Modoc Comment
  SEINET11256901  Hornungia procumbens N. H. Holmgren, P. K. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 miles) E of downtown Cedarville, at a turnoff to some hot springs. 1370 Comment
  SEINET188114  Hydrophyllum capitatum C. L. Hitchcock 1940-5-27 6682 Modoc 15 miles northeast of Alturas. 1615 Comment
  CAS-BOT-BC179323  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; Barrett Anderson 1988-5-12 4099 Modoc White Horse. 1340 Comment
  CAS-BOT-BC179332  Hydrophyllum capitatum var. alpinum Bruce Bartholomew; Barrett Anderson 1989-4-29 4688 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  JEPS4029  Hydrophyllum capitatum var. alpinum Frances D. Payne 1931-6-25 267 Modoc 2 mi sw Warren Peak; Warner Mountains, Pine Creek Basin 2316 Comment
  UC107176  Hydrophyllum capitatum var. alpinum Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  POM73944  Hydrophyllum capitatum var. alpinum Mrs. R. M. Austin 544 Modoc Goose Lake Valley. Comment
  CHSC63379  Hymenoxys hoopesii V. H. Oswald; Beth Corbin, Mike Dolan, Allison Sanger 1994-7-9 6371 Modoc Dismal Swamp ca. 6 mi (air) E of Hwy. 395, just S of the Oregon border. Meadow surrounding Dismal Creek. 2206 Comment
  JEPS5987  Hymenoxys hoopesii Frances D. Payne 1931-6-29 308 Modoc e slope of Warren Peak; Warner Mountains, Warren Peak 2286 Comment
  CAS-BOT-BC179899  Hypericum anagalloides Bruce Bartholomew 1989-8-11 5101 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CAS-BOT-BC179900  Hypericum anagalloides Bruce Bartholomew; Barrett Anderson 1988-7-22 4509 Modoc SE side of Sunflower Knob, southern end of the Warner Mts.. 2160 Comment
  CAS-BOT-BC179892  Hypericum scouleri Leland S. Smith 1922-7-24 1314 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC179896  Hypericum scouleri Leland S. Smith 1929-6-1 1436 Modoc Happy Camp. 1524 Comment
  CAS-BOT-BC497343  Hypericum scouleri G. Schoolcraft 1999-7-13 2864 Modoc Lower slopes of Warner Mtns., 3 mi N of Eagleville 1463 Comment
  CAS-BOT-BC58401  Idahoa scapigera Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6437 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  POM95941  Idahoa scapigera Mrs. R. M. Austin 1895-05 36 Modoc Goose Lake Valley Comment
  CAS-BOT-BC179104  Iliamna bakeri Dean William Taylor 1988-8-11 10044 Modoc Damon's Butte (ca. 2 mi W of Hwy 139) in summit crater of butte. 1466 Comment
  CAS-BOT-BC15178  Ionactis alpina Elmer Ivan Applegate 1932-8-1 8040 Modoc Arid summit of Warner Mts. S of Warren Peak. Comment
  UC449782  Ipomopsis aggregata W. P. Taylor and H. C. Bryant 1910-7-13 Modoc hea of N. Fork Parker Creek Warner Mtns 2225 Comment
  CAS-BOT-BC190656  Ipomopsis aggregata subsp. aggregata John H. Hatton 1911-6-23 155 Modoc Modoc County. 1676 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-BC190639  Ipomopsis congesta subsp. palmifrons K. Paulson; Robert Paulson 1990-6-6 206 Modoc N of Soldier Creek, E side of Warner Mts. 2011 Comment
  POM75252  Ipomopsis tenuituba Mrs. R. M. Austin 1895-07 449 Modoc Sugar Hill Comment
  CAS-BOT-BC245096  Iris missouriensis Bruce Bartholomew; Barrett Anderson 1989-6-1 4759 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CAS-BOT-BC245099  Iris missouriensis E. S. Willits 1940-5-18 275 Modoc Willow Ranch. Comment
  POM260416  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 miles N of Alturas. 1402 Comment
  UC1713586  Iris missouriensis Mrs. M. H. Manning 1904-7-16 56 Modoc Tamarack Flat Mt. Bidwell (ne Modoc County) 2438 Comment
  JEPS55198  Isopyrum stipitatum Leland S. Smith 1918-4-29 917 Modoc e slope above Main ridge Adin (Adin, Modoc Forest); Modoc Forest 1981 Comment
  UC1192142  Iva axillaris subsp. robustior Verne Grant and Irving Schneider 1947-7-21 8110 Modoc 1/4 mi upstream from confluence with South Fork, by Alturas; North Fork of Pit River Comment
  NY833799  Ivesia gordonii See comments 1988-7-16 1833 Modoc Warner Mountains of east slope of Squaw Peak 2560 Comment
  HSC80694  Ivesia gordonii var. ursinorum G. M. Riegel 1980-8-9 1014 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC109877  Juncus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 181 Modoc Parker Creek near Modoc National Forest boundary. Comment
  CHSC117266  Juncus articulatus subsp. articulatus Lowell Ahart; John Dittes 2016-7-14 21203 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
  JEPS120122  Juncus balticus subsp. ater Lowell Ahart, John Dittes 2012-7-12 18364 Modoc North edge of Ash Creek, south of the gravel pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS121221  Juncus bufonius var. bufonius Lowell Ahart, John Dittes 2013-7-24 18928 Modoc About 50 yards S of the levee road, 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
  CHSC117141  Juncus bufonius var. occidentalis Lowell Ahart; John Dittes 2016-7-14 21205 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 Cdounty Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS121227  Juncus bufonius var. occidentalis Lowell Ahart, John Dittes 2013-7-24 18930 Modoc About 50 yards S of the levee road, 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
  JEPS127313  Juncus bufonius var. occidentalis Lowell Ahart, John Dittes 2016-7-14 21205 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
  JEPS67089  Juncus bufonius var. occidentalis W. L. Jepson 1918-8-7 7903 Modoc Summit Mt. Bidwell 2468 Comment
  CAS-BOT-BC245068  Juncus confusus Barrett Anderson 1986-7-10 3187 Modoc West Warner Rd at Mud Springs Flat. 1965 Comment
  CHSC109224  Juncus drummondii L. P. Janeway; B. Castro 2012-7-24 10955 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismall Swamp. 2250 Comment
  CHSC31497  Juncus ensifolius N. E. H. Prouty 1980-8-6 213 Modoc Modoc Nat. Forest. Meadow on southern bank of North Fork Pine Creek. 1524 Comment
  CAS-BOT-BC245056  Juncus hemiendytus var. abjectus Bruce Bartholomew 1995-6-24 7035 Modoc 6 km E of Burlington Northern Railroad track on Forest Service Road 42N03. 1340 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
  CHSC38994  Juncus nevadensis J. D. Jokerst 1983-7-18 1843 Modoc Large meadow area called Miller Flat at the east edge of mdw. NW of the town of Aden. Comment
  RSA30797  Juncus nevadensis C. L. Hitchcock 1940-5-27 6715 Modoc 15 miles NE of Alturas. Comment
  UC1601791  Juncus nevadensis Baker and Nutting 1894-1 Modoc Comment
  UCR70887  Juncus orthophyllus George Willet 1935-6-14 s.n. Modoc 4 mi east of Likely 1524 Comment
  UC1560398  Juncus orthophyllus E. Joyal and D. Mehlman 1988-6-28 1289 Modoc e of New Pine Creek, Oregon (Pine Creek, n Warner Mts.); Warner Mts., Pine Creek Comment
  CAS-BOT-BC10597  Juncus tiehmii Alice Eastwood; John Thomas Howell 1940-6-13 8111 Modoc Surprise. Comment
  RSA210799  Juncus torreyi Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39067 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point. 1433 Comment
  JEPS48237  Juniperus communis Frances D. Payne 1932-7-1 653 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin Comment
  CAS-BOT-BC81193  Juniperus occidentalis M. B. Kildale 1926-9-11 2767 Modoc between Malin, Oregon and Alturas 1371 Comment
  CAS-BOT-BC81195  Juniperus occidentalis Elmer I. Applegate 1932-8-4 8145 Modoc Cherry Creek about 2 miles above Cantral Mill, western slope of Warner Mountains. Near the upper limits along the road Comment
  CAS-BOT-BC81199  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81205  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81209  Juniperus occidentalis Elmer I. Applegate 1932-7-9 7622 Modoc Big grade, Fandango Pass, Goose Lake side Comment
  CAS-BOT-BC81211  Juniperus occidentalis A. D. Borden 1911-5-20 s.n. Modoc S.W. slope Sugar Hill Comment
  NY20194  Juniperus occidentalis F. R. Fosberg 1957-8-18 38855 Modoc This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA597867  Juniperus occidentalis var. occidentalis F. C. Vasek 1962-9-2 620902 -13 Modoc 4.2 miles east of Likely 1738 Comment
  CAS-BOT-BC248332  Kelloggia galioides B. Bartholomew; H. Sun 2002-6-24 8817 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 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
  UC1024945  Koeleria macrantha Leo Whitney 1935-7-2 3325 Modoc ca 17 mi nw Canby; Badger Wells Comment
  UCD86013  Koeleria macrantha L. Whitney 1935-7-6 s.n. Modoc Pit River - Stone Coal Valley. Comment
  UC71919  Lactuca serriola Mrs. M. H. Manning 253 Modoc near Fort Bidwell (ne Modoc County) Comment
  CHSC85167  Lagophylla ramosissima subsp. ramosissima John Dittes; Josephine Guardino 1991-8-23 447 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
  RSA550615  Lappula occidentalis var. occidentalis Bruce Bartholomew, B. Anderson 1989-6-2 4821 Modoc At the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  RSA534600  Lasthenia glaberrima Bruce Bartholomew, B. Anderson 1990-7-19 5408 Modoc Turner Creek at County Road 90, N end of Big Valley. 6.4 km N of Lassen County border 1230 Comment
  JEPS55324  Lathyrus brownii Milo S. Baker 1893-5-26 Modoc Goose Valley Comment
  CAS-BOT-BC498652  Lathyrus lanszwertii L. S. Smith 1918-6-23 963 Modoc Modoc Forest: High Grade District - Cave Lake 2133 Comment
  JEPS55280  Lathyrus lanszwertii Milo S. Baker 1896-5-31 Modoc Fall River Mountains, se Modoc Co. Fall River Mountains Comment
  RSA598727  Lathyrus rigidus Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-10 6441 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  UC15320  Lathyrus rigidus Mrs. R. M. Austin and Bruce May 1898 2216 Modoc Goose Lake Valley Comment
  UC748301  Lathyrus rigidus Annie M. Alexander and Louise Kellogg 1946-6-14 4768 Modoc Silver Creek branch of Patterson Mill road Silver Creek 1828 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-BC49454  Layia glandulosa Mrs. H. C. Cantelow 1940-6-2 3348 Modoc W of Alturas on rd. to Lava Beds National Monument. Comment
  JEPS123836  Lemna minuta Lowell Ahart, John Dittes 2015-7-17 20397 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
  UCR143034  Lemna trisulca L. C. Wheeler 1935-10-2 4015 Modoc 2 mi south of Alturas 1357 Comment
  UC1101268  Lemna trisulca Verne Grant, Irving Schneider 1947-7-19 8065 Modoc s of Alturas (s of South Loop Road, Corporation Ranch); Corporation Ranch Comment
  CHSC105974  Lepidium campestre Lowell Ahart; John Dittes 2010-8-30 17079 Modoc On the north side of a wash, about 150 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC117261  Lepidium campestre Lowell Ahart; John Dittes 2016-7-14 21162 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
  JEPS127293  Lepidium chalepense Lowell Ahart, John Dittes 2016-7-14 21166 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
  CHSC100464  Lepidium lasiocarpum Lowell Ahart; John Dittes 2008-8-26 15332 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
  CDA3795  Lepidium latifolium K. Wright 1965-8-25 Modoc Newell townsite, Tulelake. 0 Comment
  CDA18851  Lepidium perfoliatum R. Breckenridge 1999-6-15 PDR 1198610 Modoc Jones Lane, approx. 1/2 mi. N of Co. Rd. 115 crossing of Hwy 395 & 1/2 mile W of 395. 0 Comment
  RSA164295  Leptosiphon harknessii Clare B. Hardham 1961-6-18 s.n. Modoc Warner Mountains: Cedar Pass. Comment
  CHSC70483  Leucocrinum montanum A. Sanger 1994-5-10 2454 Modoc Just E on Hwy. 299 past Hwy 395, top steep cutbank. 1389 Comment
  HSC15583  Leucocrinum montanum M. T. Milligan 1964-4-25 Modoc S of Lower Cummings Reservoir Comment
  RSA534597  Leucophysalis nana Bruce Bartholomew 1991-7-6 5994 Modoc Webb Flat, 5.6 km S of turn off to Happy Camp Ranger Station. 1400 Comment
  CAS-BOT-BC197457  Lewisia nevadensis R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2149 Modoc Benton Meadows. Comment
  UC7805  Lewisia nevadensis M. S. Baker and Frank Nutting 1894-7-20 Modoc Forestdale 1371 Comment
  CAS-BOT-BC197497  Lewisia rediviva M. M. Hanna June 4 982 Modoc Cedar Pass Comment
  CAS-BOT-BC197485  Lewisia rediviva Leland S. Smith 1917-6-5 25 Modoc So. Fork Pitt River Canyon. Sec. 26. 1676 Comment
  JEPS43175  Lewisia rediviva Frances D. Payne 1929-6-23 25 Modoc Parker Creek Warner Mountains, Parker Creek 1584 Comment
  SEINET3071973 Image available Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 miles northeast of Alturas 1620 Comment
  CHSC118313  Lewisia rediviva var. rediviva L. P. Janeway 2016-5-17 12018 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  UC748225  Lewisia triphylla Annie M. Alexander and Louise Kellogg 1946-6-15 4780 b Modoc Deep Creek 2194 Comment
  CAS-BOT-BC247634  Leymus cinereus Bruce Bartholomew 1990-8-5 5683 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  JEPS114872  Leymus 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
  SEINET190941  Leymus cinereus A. A. Beetle 1941-6-29 2841 Modoc 15 miles east of Alturas on road to Cedarville Pass 1372 Comment
  SEINET3263208 Image available Leymus cinereus A. A. Beetle 1941-6-29 2841 Modoc 15 miles east of Alturas on road to Cedarville Pass 1370 Comment
  UC70680  Leymus cinereus Mrs. M. H. Manning June 1903 422 Modoc north-eastern Modoc Co. Comment
  CDA32457  Leymus cinereus G. D. Barbe, T. C. Fuller 1979-8-21 2546 Modoc East side of County Highway 1, 5.6 km south of Fort Bidwell, 3.2 lm north of Fandango Pass Road. 0 Comment
  CAS-BOT-BC21458  Ligusticum grayi Bruce Bartholomew; Barrett Anderson 1990-7-20 5509 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UCR150301  Ligusticum grayi David A. Charlet 1989-8-14 480 Modoc Warner Mtns, 1.4 km NW of Eagle Peak 2550 Comment
  CAS-BOT-BC497458  Ligusticum grayi B. Bartholomew 1990-8-4 5627 Modoc Slope on N side of Pine Creek Basin on trail to Patterson Lake, W side of Warner Mts. 2520 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
  CAS-BOT-BC242070  Lilium washingtonianum Bruce Bartholomew 1989-7-14 4928 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CAS-BOT-BC238351  Limosella aquatica Herbert L. Mason; Verne Grant 1947-7-12 13418 Modoc Along railroad track, Pit River Valley, south of Alturas Comment
  CAS-BOT-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-BC198037  Linanthus harknessii Arnold Tiehm 1984-6-30 8842 Modoc NW side of Bidwell Mt., 2.8 road mi. N of Eight Mile Creek on road to Lake Annie. 1828 Comment
  CAS-BOT-BC198041  Linanthus harknessii Bruce Bartholomew; Barrett Anderson 1990-7-19 5414 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CAS-BOT-BC179153  Linum lewisii M. M. Hanna 1956-6-4 955 Modoc Cedar Pass. Comment
  JEPS31660  Linum lewisii Frances D. Payne 1929-6-13 9 Modoc s and e of Alturas (Warner Mts., Parker Creek); Warner Mts., Parker Creek 1584 Comment
  UC571114  Linum lewisii F. H. Frost 1925-7-27 174 Modoc Warner Mountains, Clear Lake Clear Lake; Warner Mountains, Clear Lake Comment
  CHSC116074  Linum lewisii var. lewisii Lowell Ahart; John Dittes 2015-7-16 20369 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
  CAS-BOT-BC242225  Listera convallarioides Bruce Bartholomew 1994-7-3 6841 Modoc Field redacted by CAS, contact the data manager for more information 1780 Comment
  CAS-BOT-BC225819  Lithophragma glabrum Belknap C. Goldsmith 1913-5-15 98 Modoc Alturas. 1310 Comment
  CAS-BOT-BC225820  Lithophragma glabrum Bruce Bartholomew; Barrett Anderson 1989-4-28 4644 Modoc 8.8 km N of State Highway 299 on road to Raker & Thomas Reservoir. 1470 Comment
  POM260324  Lithophragma glabrum C. L. Hitchcock 1940-5-27 6718 Modoc 15 miles NE of Alturas. 1982 Comment
  UC585058  Lithophragma glabrum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1839 Modoc Summit of Cedar Pass; Warner Mts., summit of Cedar Pass 1920 Comment
  CAS-BOT-BC225816  Lithophragma glabrum E. H. Steffen 1917-5-27 16 Modoc West Valley Camp. 1554 Comment
  CAS-BOT-BC317342  Lithophragma glabrum Florence Angwin 1946-4-12 s.n. Modoc Big Valley near Adin 1280 Comment
  JEPS5957  Lithophragma glabrum Frances D. Payne 1932-4-22 387 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  RSA520475  Lithophragma glabrum Bruce Bartholomew, B. Anderson 1989-4-28 4644 Modoc 8.8 km N of State hwy 299 on road to Raker and Thomas Reservoir. 1470 Comment
  CAS-BOT-BC225831  Lithophragma parviflorum Bruce Bartholomew 1993-6-12 6594 Modoc Top of ridge directly above Day Rock. 1380 Comment
  HSC20219  Lithophragma parviflorum M. T. Milligan 1964-6-25 77 Modoc Upper Lassen Creek 1829 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
  CAS-BOT-BC225847  Lithophragma tenellum Leland S. Smith 1919-5-3 1087 Modoc Rock Spring. 1722 Comment
  HSC75893  Lithophragma tenellum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19316 Modoc Soup Springs Campground Comment
  JEPS16248  Lithophragma tenellum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1837 Modoc Summit of Cedar Pass; Warner Mts., summit of Cedar Pass 1920 Comment
  UCSB12727  Lithophragma tenellum Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc Dry Creek Road, near Cedarville, Warner Mountains Comment
  UCSB27156  Lithophragma tenellum Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls near Clear Lake, east of Likely Warner Mtns 1767 Comment
  CAS-BOT-BC54032  Lithospermum ruderale E. S. Willits 1940-5-4 210 Modoc Willow Ranch. 1371 Comment
  JEPS855  Lithospermum ruderale N. T. Mirov 1929-5-19 Modoc Buck Creek Ranger Station Warner Mountains 1584 Comment
  UCR267418  Lithospermum ruderale Jim Andre, Glenn L. Clifton 1993-6-12 29990 Modoc Warner Mountains, c. 1 mi west of Cedarville, along Cedar creek and Hwy 299, Modoc National Forest 1480 Comment
  POM126231  Lithospermum ruderale M. French Gilman 649 Modoc Dry slopes. Comment
  CAS-BOT-BC21436  Lomatium bicolor var. leptocarpum Bruce Bartholomew 1995-6-4 6964 Modoc Round Valley 1.8 km S of State Hwy 299 on County road 86. 1280 Comment
  CAS-BOT-BC21438  Lomatium bicolor var. leptocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6442 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  CAS-BOT-BC21456  Lomatium bicolor var. leptocarpum Alice Eastwood; John Thomas Howell 1940-6-14 8211 Modoc 8 mi. NW of Canby. Comment
  CHSC115475  Lomatium bicolor var. leptocarpum L. P. Janeway 2014-7-8 11464 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
  JEPS15826  Lomatium bicolor var. leptocarpum L. S. Smith 1917-5-28 Modoc Jess Valley Comment
  RSA452581  Lomatium bicolor var. leptocarpum L. C. Wheeler 1935-9-12 3982 Modoc Devils Garden: 2 miles SW Poindexter Reservoir. 1524 Comment
  UC1483806  Lomatium canbyi G. Schoolcraft 1980-4-10 205 Modoc near intersection of Hwys 395 and 299 on powerline R/W 1499 Comment
  CDA38469  Lomatium dissectum T. C. Fuller 1963-6-11 10646 Modoc Little Meadow Campground, South Fork of the Pit River, 7.9 miles east of Likely. 0 Comment
  RSA540057  Lomatium dissectum var. multifidum Bruce Bartholomew, M. Bourell 1990-4-26 5164 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  NY1141605  Lomatium hendersonii B. M. Bartholomew 1991-5-25 5769 Modoc 4.3 km south of Likely-Jess Valley Road on road to West Valley Reservoir 1540 Comment
  NY1160601  Lomatium leptocarpum A. Tiehm 1984-7-30 8827 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1615 Comment
  CAS-BOT-BC30137  Lomatium macrocarpum Elmer Ivan Applegate 1937-5-13 11087 pp Modoc Top of Gillam Bluff, Lava Beds National Monument. Comment
  CAS-BOT-BC30143  Lomatium macrocarpum E. S. Willits 1940-4-16 183 Modoc Willow Ranch, Hwy 395. Comment
  CAS-BOT-BC30145  Lomatium macrocarpum K. Paulson; Robert Paulson 1988-6-11 19 Modoc Barnes Grade, Crowder Flat Rd. to Devil's Garden. 1432 Comment
  CAS-BOT-BC30149  Lomatium macrocarpum Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6439 Modoc Just NE of Davis Creek Cemetery, 1.3 km E of Davis Creek. 1500 Comment
  JEPS108705  Lomatium macrocarpum H. Chappel, J. Goldhammer, K. Moran 2002-6-25 ALT- 10 Modoc Portuguese Flats, BLM grazing land 1313 Comment
  UCR163906  Lomatium macrocarpum Jim Andre 1993-6-30 1401 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  POM78180  Lomatium nevadense C. C. Bruce 1895-05 28 Modoc Goose Lake Valley Comment
  RSA452583  Lomatium nudicaule Christopher Davidson 1973-5-26 2142 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat l Forest 1524 Comment
  UC748358  Lomatium nudicaule Annie M. Alexander and Louise Kellogg 1946-6-14 4758 Modoc Silver Creek branch of Patterson Mill rd., branch to Silver Creek Silver Creek branch of Patterson Mill rd. 1828 Comment
  CHSC66983  Lomatium triternatum var. macrocarpum James D. Jokerst 1987-5-11 2833 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, dry lake W and adjacent to n end of central sector. 1353 Comment
  CAS-BOT-BC21423  Lomatium triternatum var. triternatum Annie Montague Alexander; L. Kellogg 1946-6-27 4842 Modoc Highgrade, top of ridge 2 mi. by road from Dismal Swamp. 2377 Comment
  CAS-BOT-BC21396  Lomatium vaginatum Lincoln Constance; E. DiFulvio 1962-4-16 3750 Modoc 3.2 mi. N of Likely. 1310 Comment
  CAS-BOT-BC21402  Lomatium vaginatum Mrs. H. C. Cantelow 1940-5-31 4507 Modoc 3 mi. E of Canby. Comment
  JEPS28835  Lomatium vaginatum Lincoln Constance and Emil DiFulvio 1962-4-16 3750 Modoc 3.2 mi. n. Likely 1310 Comment
  JEPS5996  Lomatium vaginatum Frances D. Payne 1932-6-10 627 Modoc s. & e. Alutras (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  CAS-BOT-BC181960  Lotus denticulatus John Thomas Howell 1934-6-15 12204 Modoc Dorris Reservoir, 2 mi. E of Alturas. 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-BC181929  Lupinus C. P. Smith 1947-6-13 47458 Modoc Highway 395, Davis Creek, 4 miles north Comment
  CAS-BOT-BC198272  Lupinus John Thomas Howell 1934-6-14 12120 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC181897  Lupinus arbustus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 76 Modoc Near Parker Creek. 1828 Comment
  CAS-BOT-BC181922  Lupinus arbustus Elmer Ivan Applegate 1932-8-1 8059 Modoc S slope of Werren Peak, Warner Mts. Comment
  CAS-BOT-BC498681  Lupinus arbustus E. K. Balls 1950-5-20 14798 Modoc 1.5 mi below Clear Lake, from Likely, South Fork Pit River 1676 Comment
  UC1481374  Lupinus arbustus Jeffrey Huber 1971-6-3 87 Modoc on Calif. Hwy 299, 5 mi s Canby; s of Canby 1280 Comment
  POM275211  Lupinus arbustus subsp. calcaratus Louise Kellogg, A. M. Alexander 1946-7-17 5004 Modoc Benton Meadow, Warner Mountains. 2073 Comment
  CAS-BOT-BC182218  Lupinus argenteus H. P. Bracelin 1931-6-30 500 Modoc S end of Alturas. 1524 Comment
  CAS-BOT-BC182223  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  UC1191478  Lupinus argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  SJSU9656  Lupinus argenteus W. Savage 1979-7-8 1492 Modoc N end Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UC624911  Lupinus argenteus Fred H. Schumacher 1934-9-5 Modoc Canby Comment
  SEINET10490484  Lupinus argenteus subsp. argenteus H. P. Bracelin 1931-6-30 Bracelin 500 Modoc Open field at s end of town. Bush 2 ft high; redish purple flower 1524 Comment
  SBBG3540  Lupinus argenteus var. argenteus H. and M. Dearing 1939-6-7 3575 Modoc E of Adin Comment
  POM253252  Lupinus argenteus var. argenteus A. A. Heller 1938-6-24 15222 Modoc Between Alturas and Canby. 1341 Comment
  CAS-BOT-BC182080  Lupinus argenteus var. heteranthus Robert J. Weatherby 1955-7-8 1635 Modoc 3 mi. N of Ft. Bidwell, northern Warner Mts. 1554 Comment
  CAS-BOT-BC182093  Lupinus argenteus var. heteranthus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16461 Modoc 3 mi. W of Summit of Fandango Pass. Comment
  CAS-BOT-BC182113  Lupinus argenteus var. heteranthus C. P. Smith 1947-6-13 47464 Modoc Highway 395, Pine Creek (town) 0.8 mi. S. Comment
  CHSC67109  Lupinus argenteus var. heteranthus James D. Jokerst 1987-5-15 2881 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, Doublhead Mtn, Rd. ca. 0.25 mi W of junction with N-S road at E edge of project area. 1371 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
  UC748290  Lupinus argenteus var. heteranthus Annie M. Alexander and Louise Kellogg 1946-6-12 4739 Modoc Fandango Pass road, W side 1706 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
  UC126983  Lupinus argenteus var. heteranthus Milo S. Baker 1893-6-17 Modoc Comment
  CAS-BOT-BC182022  Lupinus argenteus var. meionanthus Elmer Ivan Applegate 1932-8-1 8043 Modoc Arid E slope of Warren Peak, Warner Mts. 2743 Comment
  CHSC112351  Lupinus brevicaulis L. P. Janeway; B. Castro 2014-2-6 11285 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  CAS-BOT-BC181885  Lupinus latifolius Bruce Bartholomew; Barrett Anderson 1988-6-24 4357 Modoc 9.8 km SW of County road 1 on County Road 42, E side of the Warner Mts.. 1960 Comment
  HSC14853  Lupinus latifolius M. T. Milligan 1964-7-20 155 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  POM266050  Lupinus latifolius subsp. viridifolius C. Leo Hitchcock 1940-5-27 6664 Modoc 15 miles northeast of Alturas. 1616 Comment
  NY747140  Lupinus latifolius var. barbatus B. Anderson 1986-7-9 3169 Modoc Warner Mountains. Stough Reservoir Rd just east of Cedar Pass near Stough Reservoir 1965 Comment
  RSA582465  Lupinus laxiflorus Louis C. Wheeler 1935-9-6 3958 Modoc Tuttle Place, W side Goose Lake. 1463 Comment
  CAS-BOT-BC181873  Lupinus lepidus var. lobbii Elmer Ivan Applegate 1932-8-1 8051 Modoc Near summit of Warren Peak, Warner Mts. 2895 Comment
  UC127004  Lupinus lepidus var. lobbii Milo S. Baker 1893-6 Modoc Comment
  UC15966  Lupinus lepidus var. sellulus M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  CAS-BOT-BC181857  Lupinus leucophyllus K. Paulson; Robert Paulson 1988-6-19 43 Modoc Cottonwood Flat. 1524 Comment
  NY747388  Lupinus leucophyllus var. belliae M. S. Baker 1893-6-20 s.n. Modoc Comment
  NY747436  Lupinus microcarpus A. A. Heller 1941-6-25 16197 Modoc On the Cedarville road a short distance east of the junction with U. S. Highway #395 Comment
  CAS-BOT-BC181837  Lupinus microcarpus var. microcarpus Bruce Bartholomew; Barrett Anderson 1989-6-3 4891 Modoc ca. 5 km E of the SE corner of Clear Lake Reservoir. 1450 Comment
  JEPS65480  Lupinus microcarpus var. microcarpus Frances D. Payne 1929-7-2 37 Modoc s and e Alturas (Parker Creek, Fern Spring Gulch); Warner Mountains, Parker Creek, Fern Spring Gulch 1584 Comment
  JEPS65294  Lupinus polyphyllus var. burkei Frances D. Payne 1931-6-17 180 Modoc Parker Creek Warner Mountains, Parker Creek (s and e of Alturas) 1584 Comment
  JEPS65287  Lupinus polyphyllus var. burkei Leland S. Smith 1918-8-22 1047 Modoc Emerson Canyon Warner Range, Modoc Forest (Modoc Forest) 2286 Comment
  NY747605  Lupinus polyphyllus var. saxosus B. M. Bartholomew 1988-5-14 4194 Modoc 1.3 km south of turn off to Crowder Flats West Side Road, west side of Goose Lake. 1410 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
  SBBG3706  Lupinus saxosus H. and M. Dearing 1936-6-9 3631 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  SD116284  Lupinus saxosus B. J. Cox 1971-6-3 2608 Modoc 6.0 miles north of Alturas on U. S. Highway 395. 1341 Comment
  SEINET3145143  Lupinus saxosus E. K. Balls 1950-5-10 15965 Modoc 0.5 mi past fork of Hwy 395 and road from Alturas and Cedarville 1585 Comment
  CAS-BOT-BC245039  Luzula comosa Bruce Bartholomew; Barrett Anderson 1988-7-23 4566 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  RSA551270  Luzula comosa var. laxa Bruce Bartholomew, B. Anderson 1988-7-23 4566 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  CAS-BOT-BC245409  Lycium barbarum H. B. Leech 1966-8-27 Modoc Leonard Hot Springs, ca. 10 mi. NE of Cedarville. 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
  JEPS5970  Madia citriodora Frances D. Payne 1932-6-10 531 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  JEPS6014  Madia citriodora Frances D. Payne 1932-6-27 618 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCR57896  Madia elegans R. D. Goeden, Don W. Ricker 1989-8-24 30 Modoc Modoc National Forest, Bushey Road, west of Canby, near Pit River 1271 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
  RSA149123  Madia elegans subsp. vernalis I. L. Wiggins, Dorothy Wiggins 1961-6-16 16526 Modoc 4.6 miles north of Adin Comment
  CAS-BOT-BC49434  Madia exigua David Daniels Keck; Jens Chr. Clausen 1935-6-24 3718 Modoc 9 mi. S. of New Pine Creek & 0.5 mi N of Buck's Ranger Station. 1524 Comment
  CAS-BOT-BC49450  Madia glomerata Herbert Louis Mason 1947-8-11 13496 Modoc On Hwy 81, W margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  JEPS5999  Madia gracilis Frances D. Payne 1933-8-5 766 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC33203  Madia gracilis Mrs. R. M. Austin August 1894 Modoc Goose Lake Valley Comment
  UC33204  Madia gracilis Milo S. Baker 1893-7-7 Modoc Comment
  CAS-BOT-BC242035  Maianthemum racemosum Bruce Bartholomew 1991-6-21 5806 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  CAS-BOT-BC242165  Maianthemum stellatum Bruce Bartholomew 1991-6-21 5807 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  HSC1963  Maianthemum stellatum M. T. Milligan 1966-7-1 515 Modoc N end of Jess Valley. 1616 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
  HSC65534  Malva neglecta Thomas Wood 1979-8-8 209 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  CAS-BOT-BC71147  Marsilea Herbert L. Mason; Verne Grant 1947-7-10 13350 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  UC375183  Marsilea Milo S. Baker 1893-7-20 Modoc Big Valley 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
  JEPS119672  Matricaria discoidea Lowell Ahart, John Dittes 2012-7-12 18353 Modoc In the parking area on the east side of Elkins Lane, northeast of homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS65519  Medicago lupulina Frances D. Payne 1932-6-5 414 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  HSC1666  Melica bulbosa M. T. Milligan 1965-7-1 412 Modoc Plateau W of Jess Valley. 1829 Comment
  UC1024894  Melica fugax Leo Whitney 1935-5-24 3120 Modoc ca 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  JEPS69309  Melica spectabilis Leland S. Smith 1918-1 813 Modoc Comment
  SEINET10925516  Melica stricta F. Marion Ownbey, Fred G. Meyer 1940-7-1 Ownbey 2152 Modoc In Protection Of East Facing Rock Ledges, Cedar Peak, Warner Mts. Comment
  HSC15023  Melilotus indicus M. T. Milligan 1964-7-20 154 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  HSC15030  Melilotus officinalis M. T. Milligan 1965-6-26 338 Modoc N end Jess Valley. 1616 Comment
  CAS-BOT-BC179861  Mentha arvensis M. Vasey 1990-6-30 9026 Modoc Around NW margin of Egg Lake. 1300 Comment
  CAS-BOT-BC179859  Mentha spicata Bruce Bartholomew 1992-8-10 6402 Modoc Rush Creek just N of Round Valley on Highway 299. 1350 Comment
  UC748411  Mentzelia albicaulis Annie M. Alexander and Louise Kellogg 1946-6-12 4736 Modoc east side Fandango Pass rd. 1676 Comment
  CAS-BOT-BC179133  Mentzelia dispersa R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2367 Modoc Goose Lake. Comment
  CAS-BOT-BC179144  Mentzelia dispersa Bruce Bartholomew; Barrett Anderson 1988-6-23 4266 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  SEINET208167  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 miles northeast of Alturas. 1615 Comment
  UC872460  Mentzelia dispersa C. L. Hitchcock 1940-5-27 6690 Modoc 15 mi ne Alturas 1615 Comment
  RSA0121878  Mentzelia dispersa J. T. Howell 1934-6-12 12042 Modoc North side of Fandango Valley. Comment
  CAS-BOT-BC179126  Mentzelia laevicaulis Verne Grant; I. Schneider 1947-7-22 8161 Modoc N Fork of Pit River, 1 mi. NW of Hwy 395 on dirt road leading S to Goose Lake. Comment
  CAS-BOT-BC179129  Mentzelia laevicaulis Leland S. Smith 1922-8-20 1335 Modoc Dry S slopes below Canby. 1310 Comment
  RSA59941  Mentzelia laevicaulis E. K. Balls 1950-5-13 14663 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  CAS-BOT-BC179110  Mentzelia veatchiana Gordon H. True 1964-6-3 1442 Modoc Cedar Pass. 1524 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
  RSA149068  Mertensia ciliata var. stomatechoides I. L. Wiggins, Dorothy Wiggins 1961-6-14 16479 Modoc Along Lassen Creek along road to Davis Creek, Warner Mountains. Comment
  CAS-BOT-BC54006  Mertensia oblongifolia var. amoena Bruce Bartholomew; Barrett Anderson 1989-6-1 4765 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  CAS-BOT-BC54013  Mertensia oblongifolia var. amoena Betty J. Hammerly 1941-6-20 30 Modoc Clear Lake. 1767 Comment
  CHSC31508  Mertensia oblongifolia var. amoena N. E. H. Prouty 1980-7-1 196 Modoc Modoc Nat. Forest. Opening south of Soup Spring's Campground. 2072 Comment
  CAS-BOT-BC54015  Mertensia oblongifolia var. nevadensis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16431 A Modoc Near summit of Cedar Pass. 1943 Comment
  CAS-BOT-BC54019  Mertensia oblongifolia var. oblongifolia C. C. (Mrs.) Bruce 1899-7-1 2260 Modoc Modoc County. Comment
  RSA165570  Mertensia oblongifolia var. oblongifolia Clare B. Hardham 1961-6-18 7594 Modoc Warner Mountains: Headwaters Davis Creek 2134 Comment
  UCR267412  Micranthes integrifolia Jim Andre, Glenn L. Clifton 1993-6-12 29996 Modoc Warner Mountains, Cedar Pass, Hwy 299, Modoc National Forest 1919 Comment
  CAS-BOT-BC225954  Micranthes nidifica Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6434 Modoc 5 km NE of Davis Creek on road to Plum Valley Campground. 1700 Comment
  CAS-BOT-BC429189  Micranthes oregana John Thomas Howell 1934-6-14 12141 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC95554  Micromonolepis pusilla Bruce Bartholomew 1993-6-13 6643 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 Comment
  CAS-BOT-BC49390  Microseris laciniata subsp. laciniata Leland S. Smith 1924-6-8 1382 Modoc Egg Lake near SW corner in meadow. 1341 Comment
  CHSC85104  Microseris laciniata subsp. laciniata John Dittes; Josephine Guardino 1991-7-21 410 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC49394  Microseris nutans John Thomas Howell 1934-6-13 12051 Modoc Fandango Pass, Warner Mountains 1828 Comment
  RSA0049627  Microseris nutans Dean Wm. Taylor 2012-6-5 21216 Modoc Vicinity Crank Spring (11 air miles North of Lookout) 1365 Comment
  CAS-BOT-BC197915  Microsteris gracilis Belknap C. Goldsmith 1912-5-8 49 Modoc 8 mi. NW of Alturas. 1493 Comment
  SEINET195714  Microsteris gracilis Annie M. Alexander, L Kellogg 1946-6-12 4729 Modoc Fort Bidwell 1445 Comment
  HSC17125  Microsteris gracilis M. T. Milligan 1964-6-20 57 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  UC27096  Mimulus breviflorus Mrs. R. M. Austin June, 1894 Modoc Willow Creek Comment
  UCD122535  Mimulus evanescens S. E. Schoenig 1998-7-5 98- 70 Modoc SW shore of Moll Reservoir, 2 meters from waters edge. 1499 Comment
  HSC26578  Mimulus guttatus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19484 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  UC1191895  Mimulus guttatus Verne Grant, Irving Schneider 1947-7-19 8070 Modoc n Likely (s of south loop road, on Corporation Ranch) Comment
  HSC26592  Mimulus latidens D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19521 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  HSC30183  Mimulus layneae D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19518 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  JEPS27800  Mimulus moschatus Frances D. Payne 1931-6-22 245 Modoc just e Payne Canyon (tributary of Parker Creek, w slope of Warner Mts.); Warner Mts., Dry Creek 1828 Comment
  UC27067  Mimulus moschatus Milo S. Baker 1893-7-15 Modoc Comment
  RSA185359  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7841 Modoc Willow Creek. Warner Mountains. 1524 Comment
  RSA59802  Mimulus nanus var. nanus N. N. Thompson 1950-5-17 14734 Modoc SW of Double Head, 7.5 mi. from Hwy 139. (S of Clear Lake Bird Refuge). 1463 Comment
  HSC20792  Mimulus primuloides var. primuloides M. T. Milligan 1964-7-25 165 Modoc Pine Creek Basin, along trail. 2439 Comment
  LA106623  Mimulus pygmaeus David M. Thompson; 1988-6-3 927 Modoc Egg Lake; S end; between Kramer Reservoir and White Horse-Lookout road along interittent stream; 2.3 rd mi. W of railroad crossing 1300.0 Comment
  UCD77260  Mimulus pygmaeus Robert E. Preston 2000-5-31 1353 Modoc Modoc Plateau, along Hwy 139, ca. 1 mi w of Forest Service Road 44N11. 1463 Comment
  UC748170  Mimulus suksdorfii Annie M. Alexander and Louise Kellogg 1946-7-24 5078 Modoc Bear Camp Flat Warner Mountains 2286 Comment
  JEPS28990  Mimulus tilingii Frances D. Payne 1929-7-26 116 Modoc w slope Warner Mountains; Pine Creek Basin 2133 Comment
  CAS-BOT-BC95212  Minuartia nuttallii Elmer Ivan Applegate 1932-8-1 8018 Modoc W slope of Warner Mts., S of Warren Peak. Comment
  JEPS51405  Minuartia nuttallii subsp. gregaria W. L. Jepson 1918-8-13 7967 Modoc Eagle Peak Warner Mts. 3017 Comment
  JEPS120494  Minuartia nuttallii var. gracilis L. P. Janeway, B. Castro 2012-7-26 11008 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). Comment
  RSA531366  Mitella pentandra Bruce Bartholomew, B. Anderson 1990-7-20 5500 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  SFV18058  Monardella odoratissima J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc 1 mile east of Siskiyou county line along Lava Beds National Monumemt Road. 1310 Comment
  CAS-BOT-BC179368  Monardella odoratissima subsp. glauca K. Paulson; Robert Paulson 1989-6-21 148 Modoc Vicinity of Granger Creek, E side of the Warner Mts. Comment
  CAS-BOT-BC179852  Monardella odoratissima subsp. glauca Bruce Bartholomew; Barrett Anderson 1988-7-23 4554 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  CAS-BOT-BC179856  Monardella odoratissima subsp. glauca Bruce Bartholomew 1990-8-4 5638 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  UC1553401  Monardella odoratissima subsp. glauca G. Schoolcraft 1988-7-12 1826 Modoc at mouth N. Deep Creek; Warner Mtns. 1524 Comment
  UC634864  Monardella odoratissima subsp. glauca F. H. Frost 1925-7-20 86 Modoc Cedar Camp Warner Mts. Comment
  UC634866  Monardella odoratissima subsp. glauca F. H. Frost 1925-7-25 162 Modoc Eagle Peak Warner Mts. Comment
  SEINET5333376  Monardella odoratissima subsp. glauca D. Charlet 1989-8-16 537 Modoc Warner Mountains, 1.3 km west/northwest of Eagle Peak 2560 Comment
  CAS-BOT-BC179361  Monardella odoratissima subsp. pallida Elmer Ivan Applegate 1932-8-1 7997 Modoc N of Mill Creek Meadows. Comment
  SD61020  Monolepis nuttalliana Darley F. Howe 1964-7-31 3903 Modoc 10.2 miles from entrance to Modoc National Forest on road east of Likely, Warner Mountains. 1830 Comment
  RSA520430  Monolepis pusilla Bruce Bartholomew, B. Anderson 1989-6-2 4813 Modoc SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  HSC17741  Montia chamissoi M. T. Milligan 1965-6-23 312 Modoc N end of Jess Valley 1616 Comment
  HSC68841  Montia chamissoi Gary Schoolcraft 1980-7-22 328 Modoc Lake City Canyon W of Lake City 2195 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
  NY497765  Montia fontana B. M. Bartholomew 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mountains 1950 Comment
  POM260459  Montia fontana C. L. Hitchcock 1940-5-27 6697 Modoc 12 miles NE of Alturas. 1616 Comment
  UC852059  Montia fontana C. L. Hitchcock 1940-5-27 6697 Modoc 12 mi ne of Alturas 1615 Comment
  CAS-BOT-BC197504  Montia linearis Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6525 Modoc W side of Whitehorse Reservoir. 1360 Comment
  CAS-BOT-BC197544  Montia linearis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 42 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  UC71834  Montia linearis Mrs. M. H. Manning 1903-5-1 99 Modoc near Fort Bidwell (in north-eastern Modoc County) 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-BC247567  Muhlenbergia filiformis Clare Butterworth Hardham 1974-8-6 20177 Modoc Cedar Pass. 1935 Comment
  UC1025030  Muhlenbergia richardsonis Leo Whitney 1935-7-19 3539 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1254975  Muhlenbergia richardsonis Alice Eastwood and John Thomas Howell 1940-6-14 8205 Modoc near Kelley Hot Springs Comment
  UC1776653  Myosotis micrantha G. S. Bartholomew 1998-6-4 2726 Modoc W side of Hwy 395 1 mi S of Davis Creek. 1463 Comment
  CAS-BOT-BC217293  Myosurus minimus Alice Eastwood; John Thomas Howell 1940-6-15 8274 Modoc Near Perez. Comment
  UC1738098  Myosurus minimus H. L. Mason 1957-6-3 65 Modoc Margin of pond on Timber Mountain. Comment
  RSA27960  Myriophyllum sibiricum C. L. Hitchcock 1940-5-28 6722 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  SJSU9375  Myriophyllum sibiricum W. Savage 1979-8-22 1581 Modoc near remains of Triangle Ranch cabin, Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC908366  Navarretia divaricata Louis C. Wheeler 1935-8-2 3747 Modoc Twelve-Mile Creek Warner Mts. 2286 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-BC197997  Navarretia divaricata subsp. vividior Bruce Bartholomew; Barrett Anderson 1988-6-25 4396 Modoc Ryan Canyon, N of Adin. 1390 Comment
  CAS-BOT-BC198008  Navarretia divaricata subsp. vividior Alice Eastwood; John Thomas Howell 1940-6-14 8221 Modoc 8 mi. NW of Canby. Comment
  UC1585896  Navarretia divaricata subsp. vividior Barbara Ertter 1988-6-18 7626 Modoc ca 50 air mi sw Klamath Falls (Hwy 139, a few mi n of Agric. Inspection Station, 1 mi s of s jct to Lava Beds National Monument e of Tonesta) 1310 Comment
  CHSC117051  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2016-6-6 20954 Modoc About 40 yards west of the dirt road, 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. 1271 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
  HSC17142  Navarretia intertexta subsp. propinqua M. T. Milligan 1964-7-1 119 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  UC1106906  Navarretia intertexta subsp. propinqua Herbert L. Mason 1946-7-13 13449 Modoc w end Fandango Pass (near Goose Lake, on road to Fort Bidwell) Comment
  RSA185430  Navarretia leptalea Clare B. Hardham 1961-6-18 s.n. Modoc Warner Mountains: Cedar Pass. Comment
  CAS-BOT-BC197973  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-6-23 4248 Modoc 4.2 km NW of Day. 1020 Comment
  JEPS79119  Navarretia leucocephala subsp. leucocephala L. R. Heckard with R. Bacigalupi 1980-6-10 5221 Modoc sw margin Egg Lake (now dry); Egg Lake Comment
  UC1191635  Navarretia linearifolia subsp. linearifolia Herbert L. Mason 1947-8-8 13455 Modoc nw Alturas (Ingalls Swamp); n of Big Sage Reservoir, Ingalls Swamp Comment
  POM520383  Navarretia sinistra Bruce Bartholomew, B. Anderson 1990-7-21 5588 Modoc Bear Flat, W side of Warner Mts, Ranger Station, Station, E side of Warner Mts. 1830 Comment
  RSA67204  Navarretia sinistra Verne Grant, Alva Grant 1947-7-13 8015 Modoc Fandango Pass, Warner Mountains. Comment
  CHSC112138  Nemacladus capillaris Dean Wm. Taylor 2012-6-19 21244 Modoc Mouth of Baggett Gulch (ca 3 air miles S of Canby), Modoc National Forest. 1463 Comment
  SEINET183890  Nemophila breviflora L. Constance 1938-6-12 2332 Modoc Edge of Thombs Creek at foot of Bonner Grade Cedar Pass road 13.4 miles NE of Alturas western foothills of the Warner 1524 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
  POM324048  Nemophila parviflora var. austiniae R. R. Halse 1976-6-13 1399 Modoc Modoc National Forest, Upper Rush Creek Campground. 1585 Comment
  UC748446  Nemophila parviflora var. austiniae Annie M. Alexander and Louise Kellogg 1946-6-5 4665 b Modoc s Eagleville (Emerson Creek, Emerson Camp, in camp meadow); Warner Mountains, Emerson Creek 2133 Comment
  CAS-BOT-BC179282  Nemophila pedunculata Lincoln Constance 1938-6-12 2337 Modoc Margin of Rush Creek, 8 mi. NE of Adin. 1524 Comment
  CAS-BOT-BC179291  Nemophila pedunculata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6494 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  HSC26509  Nemophila pedunculata J. P. Smith, J. O. Sawyer 1972-5-6 5258 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  UC71581  Nemophila pedunculata Mrs. M. H. Manning 1903-5-5 107 Modoc near Fort Bidwell (in north-eastern Modoc County); near Fort Bidwell Comment
  POM73900  Nemophila pedunculata Mrs. R. M. Austin 1895-06 540 Modoc Goose Lake Valley. Comment
  UC20412  Neoholmgrenia andina M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  SEINET3994854  Neoholmgrenia andina M. J. Williams 1984-7-1 84- 87 -4 Modoc NW of Alturas, Crowder Flat road, near the Big Sage Reservoir 1372 Comment
  HSC65549  Nepeta cataria Thomas Wood 1979-8-8 200 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  RSA152600  Nestotus stenophyllus I. L. Wiggins, Dorothy Wiggins 1961-6-12 16377 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. Comment
  CAS-BOT-BC245375  Nicotiana attenuata Belknap C. Goldsmith 1912-8-8 77 Modoc S end of Goose Lake. 1463 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
  RSA183177  Nicotiana attenuata Delzie Demaree 1959-8-15 41473 Modoc Howard Gulch Public Campground. P.O. Canby. Comment
  CAS-BOT-BC49366  Nothocalais troximoides Bruce Bartholomew 1993-6-14 6656 Modoc 5.5 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1440 Comment
  CAS-BOT-BC49368  Nothocalais troximoides K. Paulson; Robert Paulson 1988-5-24 11 Modoc Parker Creek, Warner Mts.. 1524 Comment
  JEPS79207  Nothocalais troximoides L. R. Heckard with Rimo Bacigalupi 1980-6-11 5239 Modoc junction of Parker Creek and Sheilds Creek (about 10 air mi se of Alturas); Parker Creek 1737 Comment
  UC20496  Oenothera elata subsp. hirsutissima Milo S. Baker 1893-8-1 Modoc Big Valley Comment
  JEPS31524  Oenothera flava subsp. flava Milo S. Baker 1893-7-20 Modoc near Forestdale; Lava Beds Comment
  UCR143283  Oenothera tanacetifolia George Willet 1935-6-13 s.n. Modoc 4 mi east of Likely 1524 Comment
  CAS-BOT-BC245088  Olsynium douglasii var. douglasii Bruce Bartholomew; Barrett Anderson 1988-5-13 4155 Modoc Along Parker Creek Road, 0.5 km W of West Warner Road on Parker Creek Road, W side of the Warner Mts.. 1650 Comment
  CDA7566  Onopordum acanthium T. C. Fuller 1957-9-18 339 -57 Modoc Alturas. 0 Comment
  CDA7559  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  RSA153383  Onopordum acanthium T. C. Fuller 1960-7-27 4992 Modoc Southeast of 4th and East Streets, Alturas Comment
  CAS-BOT-BC49372  Onopordum acanthium subsp. acanthium Bruce Bartholomew; Barrett Anderson 1990-7-19 5395 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC190790  Orobanche fasciculata Bruce Bartholomew 1994-5-15 6697 Modoc Poison Spring Canyon near junction with Schamp Creek. Ca. 8 km E of Fort Bidwell. 1480 Comment
  CAS-BOT-BC190783  Orobanche uniflora Edward Kent Balls 1950-5-18 14756 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  CAS-BOT-BC95698  Orthilia secunda Bruce Bartholomew; Barrett Anderson 1988-7-22 4528 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  HSC80762  Orthilia secunda G. M. Riegel 1980-8-12 1039 Modoc S Warner Mtns. 1670 Comment
  UC105960  Orthilia secunda Mrs. R. M. Austin 1894-1 146 Modoc Lassen Creek Comment
  CAS-BOT-BC232325  Orthocarpus cuspidatus subsp. copelandii Elmer Ivan Applegate 1932-7-31 7966 Modoc Mill Creek Meadows. Comment
  RSA80247  Orthocarpus cuspidatus subsp. copelandii F. W. Peirson 1926-6-25 6871 Modoc Summit of grade, Cedarville Pass, Warner Mountains. Comment
  JEPS120506  Orthocarpus cuspidatus subsp. cryptanthus B. Castro and L. P. Janeway 2012-7-24 1954 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi s of Dismal Swamp, off upper edge of open lodgepole pine forest. Comment
  UC673450  Orthocarpus cuspidatus subsp. cryptanthus F. H. Frost 1925-7-25 Modoc Eagle Peak; Warner Mts., Eagle Peak Comment
  UC748140  Orthocarpus cuspidatus subsp. cryptanthus Annie M. Alexander and Louise Kellogg 1946-7-7 4923 Modoc above Eight Mile Creek; above Eight Mile Creek 1752 Comment
  SEINET13756763  Orthocarpus cuspidatus subsp. cryptanthus M. J. Williams 1962-7-8 s. n. Modoc Warner Mountains, Cedar Pass 2073 Comment
  POM44249A  Orthocarpus hispidus R. M. Austin 1895-07 537 Modoc Goose Lake Valley. Comment
  RSA305792  Orthocarpus lacerus James R. Shevock 1972-5-20 1803 Modoc Hwy 299, W of Canby. 1372 Comment
  CAS-BOT-BC15704  Osmorhiza occidentalis Annie Montague Alexander; L. Kellogg 1946-6-30 4875 Modoc Highgrade, W side of ridge. 2377 Comment
  CAS-BOT-BC15745  Osmorhiza occidentalis Annie Montague Alexander; L. Kellogg 1946-7-11 4962 Modoc Eight Mile Creek. Comment
  CAS-BOT-BC15749  Osmorhiza occidentalis John Thomas Howell 1934-6-11 11948 Modoc Parker Creek. 1584 Comment
  RSA97461  Osmorhiza occidentalis F. W. Peirson 1926-6-25 6886 Modoc Small side canyon 1 mile east of summit of Warner Mountains, on Cedarville Road Comment
  CAS-BOT-BC211324  Oxyria digyna Elmer Ivan Applegate 1932-8-5 8178 Modoc Craggy summit of Cedar Mountain, N of Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC218101  Oxyria digyna Bruce Bartholomew 1991-8-5 6039 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  JEPS57972  Oxyria digyna Frances D. Payne 1931-6-29 304 B Modoc e slope Mt. Warren; Warner Mountains, e slope of Mt. Warren 2286 Comment
  UCR34759  Oxyria digyna J. A. Harpel 1981-8-6 V- 43 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC50307  Packera cana John Thomas Howell 1934-6-12 12015 Modoc Between Davis Creek and Plum Valley. Comment
  JEPS6007  Packera cana Frances D. Payne 1932-6-22 572 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  HSC31110  Packera eurycephala R. F. Thorne, C. W. Tilforth 1969-9-5 39150 Modoc Modoc National Forest, Warner Mtns.: near Mill Creek Falls 1753 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-BC190775  Paeonia brownii Annie Montague Alexander; L. Kellogg 1946-6-15 4778 Modoc Deep Creek. 2164 Comment
  RSA602592  Panicum capillare L. C. Wheeler 1935-9-13 3984 Modoc Devil's Garden; Fletcher Creek at Pease Place 1524 Comment
  SEINET10609328  Panicum capillare var. brevifolium Louis C. Wheeler 1935-9-13 Wheeler 3984 Modoc Among rocks in dry sunny stream bed. Fletcher Creek at Pease Place, Devil's Garden. S32 T47N, R12E. 1524 Comment
  CDA32584  Panicum capillare var. occidentale T. C. Fuller 1962-8-3 9492 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  CAS-BOT-BC225851  Parnassia fimbriata Bruce Bartholomew 1994-8-21 6866 Modoc Squaw Peak Trail, E side of the Warner Mountains. 2240 Comment
  JEPS49576  Parnassia fimbriata Leland S. Smith 1918-8-26 1049 Modoc Modoc National Forest, Owl Creek Canyon Owl Creek Canyon; Modoc National Forest, Owl Creek Canyon Comment
  SD58433  Paxistima myrsinites L. S. Smith 1922-5-28 Modoc Happy Camp Mountain below ridge. 1675 Comment
  RSA531348  Pedicularis attollens K. Paulson, R. Paulson 1990-7-21 213 Modoc Patterson Meadow, Warner Mts. Comment
  CHSC19726  Pedicularis densiflora J. Grove 1973-5-1 100 Modoc Collected at Wiley ranch 3 mi north east of Day Ca. 1005 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-BC232303  Pedicularis groenlandica subsp. surrecta Annie Montague Alexander; L. Kellogg 1946-6-28 4854 Modoc Pine Creek Canyon, Warner Mountains 2240 Comment
  CAS-BOT-BC30193  Pellaea breweri Bruce Bartholomew 1992-8-8 6376 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  CAS-BOT-BC30195  Pellaea breweri Gregg M. Riegel 1980-7-31 928 Modoc South Warner Mountains Comment
  RSA11917  Penstemon davidsonii subsp. davidsonii Elmer I. Applegate 1932-7-9 7618 Modoc Bidwell Mountain, Warner Mountains. Comment
  UC748187  Penstemon davidsonii var. davidsonii Annie M. Alexander and Louise Kellogg 1946-7-23 5046 Modoc Emerson Peak, below summit, NE Warner Mountains 2749 Comment
  POM43207  Penstemon deustus subsp. deustus R. M. Austin 1890-07 535 Modoc Goose Lake Valley Comment
  CAS-BOT-BC232371  Penstemon deustus var. pedicellatus Annie Montague Alexander; L. Kellogg 1946-6-28 4868 Modoc Pine Creek Canyon, North end of Warner Mountains 1615 Comment
  JEPS28989  Penstemon deustus var. pedicellatus Frances D. Payne 1929-7-26 112 Modoc Pine Creek Basin Warner Mts., Pine Creek Basin 2133 Comment
  CAS-BOT-BC232334  Penstemon deustus var. pedicellatus C. C. (Mrs.) Bruce 1899-1-1 2206 Modoc Mt. Comment
  CAS-BOT-BC245530  Penstemon gracilentus Louis Cutter Wheeler 1935-8-8 3812 Modoc North Fork Bidwell Creek, Warner Mountains 2286 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
  UC201715  Penstemon gracilentus W. P. Taylor and H. C. Bryant 1910-7-13 Modoc Head N. Fork Parker Cr. Warner Mountains, N. Fork Parker Cr. 2286 Comment
  NY600762  Penstemon gracilentus M. S. Baker 06 1893 s.n. Modoc Comment
  JEPS11462  Penstemon heterodoxus var. shastensis Franklin P. Nutting 1894-6-8 Modoc near Egg Lake (Northern California); wet adobe flats near Egg Lake Comment
  CAS-BOT-BC245521  Penstemon humilis var. humilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16503 Modoc 22 mi. W of Canby along Hwy 139. Comment
  CAS-BOT-BC245528  Penstemon humilis var. humilis Lindsay Stuart Smith 1924-6-12 612 Modoc unspecified Comment
  CAS-BOT-BC245513  Penstemon laetus var. sagittatus John Thomas Howell 1934-6-30 12269 Modoc Duncan Horse Camp. Comment
  NY604570  Penstemon laetus var. sagittatus E. K. Balls 1952-10-11 18167 Modoc 6.7 miles west of turn off Highway 139 on road to Pumice Pits at edge of Glass Flow (east edge) 1280.2 Comment
  CAS-BOT-BC232525  Penstemon roezlii C. C. (Mrs.) Bruce 1894-6-1 92 Modoc Davis Creek. Comment
  CAS-BOT-BC245575  Penstemon roezlii K. Paulson; Robert Paulson 1989-6-14 130 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  NY650112  Penstemon roezlii F. W. Pennell 1940-6-7 25278 Modoc Route 299, 4 miles northeast of Adin 1341.1 Comment
  POM260364  Penstemon roezlii C. Leo Hitchcock 1940-5-28 6719 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  POM260862  Penstemon roezlii Alice Eastwood, John T. Howell 1940-6-13 8189 Modoc West side of Cedar Pass. Comment
  UC27457  Penstemon roezlii Milo S. Baker 1893-6-14 Modoc near shore Egg Lake; near shore of Egg Lake Comment
  UC887106  Penstemon roezlii C. L. Hitchcock 1940-5-27 6651 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  UC887117  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 mi ne Alturas (on sagebrush knoll); ne of Alturas 1615 Comment
  CAS-BOT-BC232503  Penstemon roezlii C. C. (Mrs.) Bruce 1899-8-1 2961 Modoc unspecified Comment
  CAS-BOT-BC497214  Penstemon roezlii Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -7 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  NY650114  Penstemon roezlii F. W. Pennell 1940-6-8 25745 Modoc Upper western slope below Cedar Pass, Warner Mountains, northeast of Alturas 1889.8 Comment
  CAS-BOT-BC245487  Penstemon rydbergii var. oreocharis M. Vasey 1990-6-30 9029 Modoc Near Lava Camp (road end), Egg Lake. 1300 Comment
  CAS-BOT-BC245495  Penstemon rydbergii var. oreocharis Bruce Bartholomew; Barrett Anderson 1989-6-3 4855 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  CAS-BOT-BC245550  Penstemon speciosus Elmer Ivan Applegate 1932-8-1 8037 Modoc High arid summit of Warner Mts. S of Warren Peak. Comment
  UC887337  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi ne Alturas (on sagebrush knoll); ne of Alturas 1615 Comment
  HSC24861  Penstemon speciosus R. W. Spjut 1970-7-20 500 Modoc SE corner of Goose Lake, 4 mi. W of Davis Creek 1372 Comment
  CAS-BOT-BC214735  Peraphyllum ramosissimum Edward Kent Balls 1950-5-20 14811 Modoc Above South Fork Public Camp, on slope S of River, Likely to Jess Valley. 1432 Comment
  POM253371  Peraphyllum ramosissimum A. A. Heller 1938-6-24 15228 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  UC1191506  Peraphyllum ramosissimum Malcolm A. Nobs and S. Galen Smith 1949-5-29 766 Modoc e of Kelley Hot Springs Comment
  RSA77089  Peraphyllum ramosissimum F. W. Peirson 1926-6-26 6905 Modoc Hill slope in broken country, between Alturas and Canby. Comment
  UC1369823  Perideridia bolanderi subsp. bolanderi Robert F. Thorne, J. Henrickson and C. W. Tilforth 1969-9-4 39063 Modoc sw shore of lake n McGinty Point; Goose Lake 1447 Comment
  UC572966  Perideridia bolanderi subsp. bolanderi Louis C. Wheeler 1935-8-16 3881 Modoc Dismal Swamp Warner Mts., Twenty Mile Creek 2225 Comment
  POM82404  Perideridia oregana Mrs. R. M. Austin 1895-07 113 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC95154  Peritoma platycarpa Edward Kent Balls; Percy C. Everett 1952-10-10 18146 Modoc 2.4 mi E of Likely along road to Jess Valley. 1402 Comment
  CHSC117289  Persicaria lapathifolia Lowell Ahart; John Dittes 2016-7-14 21189 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
  UC1051789  Phacelia L. R. Heckard 1952-6-19 312 a Modoc just below summit of Fandango Pass (sw of Fort Bidwell); Warner Mountains 1828 Comment
  UC735086  Phacelia Lincoln Constance 1946-7-4 3106 Modoc 1.5 mi below summit; Warner Mountains, Deep Creek 1981 Comment
  JEPS124309  Phacelia egena Lowell Ahart, John Dittes 2015-7-15 20339 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
  CAS-BOT-BC179274  Phacelia hastata subsp. compacta Annie M. Alexander; Miss Louise Kellogg 1946-8-1 5116 Modoc Eagle Peak. 3019 Comment
  CAS-BOT-BC179262  Phacelia hastata subsp. hastata K. Paulson; Robert Paulson 1988-6-29 61 Modoc N.E. Joseph Creek Basin, Warner Mts.. 1676 Comment
  CAS-BOT-BC179266  Phacelia hastata subsp. hastata Lawrence Ray Heckard 1952-6-19 316 Modoc Ca. 7 mi. N of Alturas along Hwy 395. 1341 Comment
  CAS-BOT-BC179269  Phacelia hastata subsp. hastata Alice Eastwood; John Thomas Howell 1940-6-13 8150 Modoc Fandango Pass. 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
  CAS-BOT-BC180007  Phacelia heterophylla subsp. virgata Alice Eastwood; John Thomas Howell 1940-6-14 8240 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  CAS-BOT-BC180012  Phacelia heterophylla subsp. virgata M. M. Hanna 1956-6-5 Modoc Cedar Pass. Comment
  CAS-BOT-BC180016  Phacelia heterophylla subsp. virgata Lawrence Ray Heckard 1952-6-19 311 Modoc Slope above Cedar Pass. 2011 Comment
  CAS-BOT-BC180019  Phacelia heterophylla subsp. virgata Lawrence Ray Heckard 1952-6-19 312 Modoc Just below summit of Fandango Pass. 1828 Comment
  CAS-BOT-BC180020  Phacelia heterophylla subsp. virgata Bruce Bartholomew 1992-5-14 6275 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1400 Comment
  CDA13457  Phacelia heterophylla subsp. virgata G. F. Hrusa, T. D. Wilfred 1996-7-21 13304 Modoc Modoc Plateau; adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  HSC13657  Phacelia heterophylla subsp. virgata M. T. Milligan 1964-7-1 100 Modoc 1/2 mi. E of Rattlesnake Butte Rd. on Modoc Co. Rd. 54 1372 Comment
  POM73456  Phacelia heterophylla subsp. virgata Mrs. R. M. Austin 547 Modoc Goose Lake Valley Comment
  SJSU11215  Phacelia heterophylla subsp. virgata R. L. Fisher 1958-6-13 Modoc near Adin Pass on Canby-Adin Rd c. 6 mi S of Canby 1524 Comment
  UC748436  Phacelia heterophylla subsp. virgata Annie M. Alexander and Louise Kellogg 1946-6-10 4721 Modoc lava bench between Lower Lake and Snake Lake (slope facing Lower Lake) Comment
  CAS-BOT-BC179972  Phacelia humilis var. humilis M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Camp ground. Comment
  CAS-BOT-BC179984  Phacelia humilis var. humilis Leland S. Smith 1918-7-11 984 Modoc Mill Creek Meadow. Comment
  JEPS101585  Phacelia inundata Dean W. Taylor 1988-8-11 10036 Modoc Clear Lake Reservior, southern shore 1362 Comment
  CHSC31502  Phacelia linearis NEH Prouty 1980-6-7 182 Modoc Modoc Nat. Forest, Warner Mt. District. Along north side of Deep Creek Road. SW of Cedarville. Comment
  JEPS2135  Phacelia linearis L. S. Smith 1103 Modoc Deep Creek Ranger Sta. Warner Mts. (s of mts., w of Cedarville) 1493 Comment
  UC133081  Phacelia linearis Mrs. R. M. Austin Aug. 1887 Modoc Hills Comment
  CAS-BOT-BC179940  Phacelia mutabilis John Thomas Howell june 13, 1934 12047 Modoc Fandango Pass 1828 Comment
  UC107417  Phacelia purpusii Mrs. R. M. Austin June 1886 Modoc hills e Goose Lake Val. Comment
  UC748439  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1946-7-7 4943 Modoc ne corner of county Eight Mile Creek 1752 Comment
  POM260898  Phacelia ramosissima var. ramosissima Alice Eastwood, J. T. Howell 1940-6-13 8116 Modoc Surprise Comment
  CAS-BOT-BC179927  Phacelia sericea var. ciliosa M. Vasey 1990-6-28 9012 Modoc In vicinity of pass at junction of North Emerson Lake Trail and Owl Creek Trail. On Cole Peak side of pass. 2590 Comment
  NY1056749  Phacelia tetramera E. Palmer 1995-6-2 6936 Modoc 6.4 km east of Eagleville, south end of Surprise Valley 1380 Comment
  CAS-BOT-BC179914  Phacelia thermalis John Thomas Howell 1934-7-2 12364 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  UC764435  Phacelia thermalis Herbert L. Mason 1947-8-9 13481 Modoc Porcupine Valley, on road to Antelope Reservoir Comment
  CAS-BOT-BC247555  Phalaris angusta Bruce Bartholomew 1991-7-6 5961 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  HSC80828  Phleum alpinum G. M. Riegel 1980-8-7 1009 Modoc S Warner Mtns. 2100 Comment
  SEINET4889051  Phleum alpinum D. A. Charlet 1989-8-14 482 Modoc Warner Mountains, 1.4 km northwest of Eagle Peak, 2550 Comment
  CAS-BOT-BC247595  Phleum pratense Roxana Stinchfield Ferris; R. Duthie 1919-6-14 148 Modoc Parker Creek near Modock National Forest boundary. Comment
  POM313149  Phleum pratense H. L. Mason, Verne Grant 1947-7-10 13358 Modoc 1/4 mile west of Dorris Reservoir; 2 miles east of Alturas Comment
  SACT001758  Phleum pratense Herbert Mason, Verne Grant 1947-7-10 Modoc Forming tubers, irrigation ditch on pasture land .25 mile west of Dorris Reservoir, 2 mile east of Alturas. Comment
  UC1100414  Phleum pratense Herbert L. Mason and Verne Grant 1947-7-10 13358 Modoc 2 mi e Alturas (1/4 mi w of Dorris Reservoir); w of Dorris Reservoir Comment
  CAS-BOT-BC197957  Phlox diffusa Bruce Bartholomew 1991-5-25 5743 Modoc McGinty Point, SW side of Goose Lake. 1470 Comment
  UC106954  Phlox diffusa Mrs. R. M. Austin 1886-1 Modoc hills e Goose Lake Goose Lake Comment
  UC187799  Phlox diffusa Mrs. R. M. Austin 1889-1 Modoc hills e Goose Lake Goose Lake Comment
  UC449763  Phlox diffusa M. F. Gilman 659 Modoc 1676 Comment
  CAS-BOT-BC197937  Phlox douglasii subsp. rigida Elmer Ivan Applegate 1932-8-1 8009 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  UC879774  Phlox gracilis C. L. Hitchcock 1940-5-27 6685 Modoc 15 mi ne Alturas 1615 Comment
  CHSC112114  Phlox hoodii subsp. canescens L. P. Janeway; B. Castro 2014-6-2 11289 Modoc Great Basin. Along County Road 5 1.0 km west of the southwest corner of Cow Head Lake. 1627 Comment
  HSC68923  Phlox hoodii subsp. canescens Gary Schoolcraft 1980-4-17 207 Modoc W of Wade Williams Spring, S of Alturas. 1463 Comment
  RSA488572  Phlox longifolia Bruce Bartholomew, B. Anderson 1988-5-14 4189 Modoc 7 km S of turn off to Crowder Flats along W side Road, W side of Goose Lake, 1410 Comment
  RSA27670  Phlox rigida C. L. Hitchcock 1940-5-28 6730 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  CAS-BOT-BC197860  Phlox stansburyi Alice Eastwood; John Thomas Howell 1940-6-14 8201 Modoc Near Kelly Hot Spring. Comment
  UCD116140  Phoenicaulis cheiranthoides R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek. Comment
  UCD89835  Phragmites australis P. B. Kennedy 1915-9-5 s.n. Modoc Adin. Comment
  JEPS127204  Pilularia americana Lowell Ahart, John Dittes 2016-6-6 20956 Modoc About one mile south 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
  CAS-BOT-BC30199  Pinus albicaulis Bruce Bartholomew 1990-8-5 5684 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 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
  SEINET10816816  Pinus contorta subsp. murrayana Karen M. Meyer, Andrew Townesmith 2007-9-16 Meyer 215 Modoc Modoc National Forest, 8.5 mi. on Hwy. 23 which turns into 31, south of Cedarville, CA. 2218 Comment
  CAS-BOT-BC30157  Pinus lambertiana Belknap C. Goldsmith 1912-7-5 62 Modoc Widow Valley, 15 mi. W of Lookout (Big Valley). 1402 Comment
  UC71854  Pinus lambertiana Mrs. M. H. Manning 1902-10-26 32 Modoc Warner Mts. 2133 Comment
  CAS-BOT-BC73023  Pinus monticola Marion Ownbey; Fred G. Meyer 1940-7-1 2153 Modoc Near summit of Clear Peak, Warner Mts. Comment
  UC711836  Pinus ponderosa Roxana S. Ferris and Laura Lorraine 1941-8-13 10546 Modoc Patterson Ranger Station Warner Mts, Modoc national Forest, Patterson Ranger Station 2164 Comment
  SEINET3874431 Image available Pinus ponderosa var. ponderosa David A. Charlet 1994-7-7 1933 Modoc Warner Mountains near Surprise Valley floor at Lake City turnoff.; 0 1433 Comment
  CHSC118816  Pinus ponderosa var. washoensis L. P. Janeway 2015-8-10 11831 Modoc Warner Mountains. Junction of the 64 Road (39N01 - the road to Patterson Campground and Road 38N22;); top of ridge on the west side of Patterson Meadow. 2158 Comment
  CDA602  Pinus washoensis T. C. Fuller 1971-7-14 19904 Modoc Warner Mountains; Patterson Guard Station, southern Warner Mtns. 0 Comment
  CAS-BOT-BC58784  Plagiobothrys Roxana Stinchfield Ferris; R. Duthie 1919-6-14 172 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  RSA149139  Plagiobothrys bracteatus I. L. Wiggins, Dorothy Wiggins 1961-6-16 16522 Modoc Drying swale near Cloverswale Creek, 4.8 miles NE of Canby Comment
  JEPS119641  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2012-7-10 18321 Modoc Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. Comment
  UC1587084  Plagiobothrys mollis G. Schoolcraft 1991-6-18 2163 Modoc w of Highway 299 about 4 mi ne Adin 1304 Comment
  HSC3763  Plagiobothrys mollis M. T. Milligan 1964-7-4 219 Modoc Lassen Creek above lower campground 1829 Comment
  UC24562  Plagiobothrys reticulatus M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC58730  Plagiobothrys salsus G. Schoolcraft; Arnold Tiehm 1984-6-24 1261 Modoc Middle Alkali Lake. 1356 Comment
  CAS-BOT-BC58734  Plagiobothrys scouleri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10559 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC58750  Plagiobothrys scouleri Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16513 Modoc 13 mi. W of Canby, along Hwy 139. Comment
  CAS-BOT-BC58754  Plagiobothrys scouleri Beecher Crampton 1960-6-17 5697 Modoc McKay Flat, ca. 13 mi. W of Canby. 1280 Comment
  UC1587097  Plagiobothrys stipitatus var. micranthus G. Schoolcraft 1991-6-18 2164 Modoc about 4 mi ne Adin (w of Hwy 299) 1304 Comment
  CAS-BOT-BC190750  Plantago lanceolata Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16528 Modoc 4.6 mi. N of Adin. Comment
  UC429330  Platanthera leucostachys M. F. Gilman 540 Modoc 1981 Comment
  UC673581  Platanthera leucostachys F. H. Frost 1925-7-12 57 Modoc Stowe's Meadow, halfway up Cedar Canyon Warner Mts., Cedar Canyon Comment
  UC1586854  Platanthera stricta Juha Pykala and D. H. Norris 1987-5-28 1263 Modoc ca. 3-4 mi w Lake City (Lake City Canyon, by a little stream that runs to Mill Creek); Warner Mountains, Modoc National Forest 1798 Comment
  CAS-BOT-BC245390  Plectritis macrocera Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-12 6515 Modoc Ca. 1 km W of Adin on road to Lookout. 1280 Comment
  CAS-BOT-BC245402  Plectritis macrocera Roxana Stinchfield Ferris; R. Duthie 1919-6-14 73 Modoc Along Parker Creek, Warner Mountaisn. Comment
  CAS-BOT-BC245406  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-6-2 4799 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CHSC67134  Plectritis macrocera James D. Jokerst 1987-5-11 2823 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Resevoir. 1363 Comment
  HSC21688  Plectritis macrocera M. T. Milligan 1965-7-1 406 Modoc Plateau W of Jess Valley. 1829 Comment
  JEPS127578  Plectritis macrocera L. P. Janeway 2016-5-16 11984 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km of Road 181/73/47N09. McGinty Reservoir 7.5' Quad. Comment
  JEPS26655  Plectritis macrocera Lauramay T. Dempster 1961-6-18 1698 Modoc 3.2 mi e of Cedar Pass (s of highway) 1737 Comment
  JEPS4045  Plectritis macrocera Frances D. Payne 1932-6-10 630 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  JEPS4800  Plectritis macrocera N. T. Mirov 1929-5-30 Modoc Buck Creek Ranger Station e of Goose Lake (on Fandango Valley Road); Warner Mountains, Buck Creek Ranger Station, Fandango Valley 1524 Comment
  UC912461  Plectritis macrocera F. H. Frost 1925-5-24 3 Modoc Steamboat Canyon Comment
  UC748196  Pleiacanthus spinosus Annie M. Alexander and Louise Kellogg 1946-7-5 4910 Modoc Lava Cliff, west Lower Lake. Comment
  RSA185318  Poa Clare B. Hardham 1961-6-19 7854 Modoc Paso Robles Comment
  CAS-BOT-BC247625  Poa X limosa John Thomas Howell 1934-7-1 12345 Modoc Duncan Horse Camp. 1355 Comment
  UC1024974  Poa annua Leo Whitney 1935-7-6 3428 Modoc Crank Springs Comment
  UCD91811  Poa annua Annie M. Alexander; Louise Kellogg 1946-6-18 4791 Modoc Patterson Mill-Silver Creek Roads. 1828 Comment
  CAS-BOT-BC247587  Poa bolanderi Bruce Bartholomew 1989-7-14 4980 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  JEPS70631  Poa cusickii L. S. Smith 1917-7-2 71 Modoc head of Shields Creek; Wasrner Mts 2286 Comment
  JEPS70633  Poa cusickii subsp. cusickii L. S. Smith June 1919 1108 Modoc Deep Creek Ranger Station Comment
Read comments
Jun 9 2012
  UCD91876  Poa pratensis Beecher Crampton 1954-7-7 2145 Modoc east side of Cedar Pass, Warner Mountains, 3 miles west of Cedarville. Comment
  RSA534591  Poa secunda Bruce Bartholomew, B. Anderson 1989-4-28 4658 Modoc 9 km N of State Highway 299 and ca 1.5 km SE Raker & Thomas Reservoir. 1500 Comment
  UCD32706  Poa secunda Beecher Crampton 1954-7-7 2132 Modoc W side of Cedar Pass. Comment
  UCD90461  Poa secunda E. Wilson 1935-5-14 s.n. Modoc E side of Cedar Pass. Comment
  UCD32723  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-7 2161 Modoc 2.5 miles E of Alturas, near radio station KCNO. Comment
  CAS-BOT-BC247603  Poa secunda subsp. secunda Elmer Ivan Applegate 1932-7-31 7976 Modoc Mill Creek Meadow. Comment
  CAS-BOT-BC247671  Poa secunda subsp. secunda Bruce Bartholomew; Barrett Anderson 1989-4-29 4674 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CHSC52703  Poa secunda subsp. secunda James Jokerst 1983-5-31 1804 Modoc Near Signal Butte. 1340 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
  CAS-BOT-BC252518  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5464 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CAS-BOT-BC252523  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1988-6-24 4296 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC179345  Pogogyne floribunda James D. Jokerst 1987-7-13 2946 Modoc W of Sector 4 of the Air Force Backscatter Radar site. Ca. 3 mi. S of Doublehead Mountain. Comment
  CAS-BOT-BC179352  Pogogyne floribunda James D. Jokerst 1987-6-24 2938 Modoc CA. 2 mi. NE of Doublehead Mountain, 1.25 mi. S of Clear Lake, along dirt road ca. 2 mi. WSW of Red Lake. Comment
  UC71716  Polemonium micranthum Mrs. M. H. Manning 1903-4-12 69 Modoc near Fort Bidwell (north-eastern Modoc County); near Fort Bidwell Comment
  HSC81028  Polemonium pulcherrimum G. M. Riegel 1980-7-28 948 Modoc S Warner Mtns. 2100 Comment
  UC1036075  Polemonium pulcherrimum subsp. pulcherrimum Annie M. Alexander and Louise Kellogg 1946-8-1 5106 Modoc n slope Eagle Peak , n slope Eagle Peak (Warner Mountains) Comment
  RSA59804  Polyctenium fremontii E. K. Balls 1950-5-17 14728 Modoc South shore, Clear Lake Bird Refuge 1381 Comment
  CAS-BOT-BC58452  Polyctenium fremontii var. fremontii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6478 Modoc 3.4 km SW of Nevada border on Barrel Spring Road, N end of Surprise Valley. 1680 Comment
  UC1060642  Polygonum Herbert L. Mason 1955-8-14 14655 Modoc n of Rim Rock Valley Reservoir (Frift Fence Reservoir); Frift Fence Reservoir Comment
  CAS-BOT-BC419700  Polygonum austiniae Mrs. R. M. Austin; Mrs. Bruce 1898-6-1 s.n. Modoc Goose Lake Comment
  CHSC52636  Polygonum aviculare James Jokerst 1983-7-27 1908 Modoc Near Signal Butte. 1340 Comment
  JEPS79754  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc 1 mi nw Mud Lake; Devil's Garden 1524 Comment
  JEPS19750  Polygonum aviculare subsp. buxiforme Rimo Bacigalupi with S. Galen Smith 1957-6-28 5984 Modoc along roadside of US Hwy 299 4.2 mi w Alturas 1371 Comment
  OBI70638  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-8-23 s.n. Modoc Alturas Comment
  UC6665  Polygonum bistortoides Milo S. Baker Jun 19 1893-Jul 8 1893 Modoc Comment
  CDA2802  Polygonum convolvulus T. C. Fuller 1958-7-8 2019 Modoc Davis Creek. 0 Comment
  SEINET10624409  Polygonum convolvulus Louis C. Wheeler 1935-8-6 Wheeler 3799 Modoc Climbing on garden fence. Mouth Pine Creek, Warner Mountains. S32, T48N, R15E Alt. 4950 Feet. 1500 Comment
  CAS-BOT-BC218137  Polygonum douglasii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10536 Modoc Patterson Ranger Station (East Creek drainage). Modoc National Forest. Warner Mountains 2164 Comment
  CAS-BOT-BC218141  Polygonum douglasii John Thomas Howell 1934-6-30 12276 Modoc Duncan Horse Camp. 1355 Comment
  OBI59431  Polygonum douglasii Barbara Ertter 1988-6-18 7615 Modoc hwy 139 ca 50 airmiles SW of Klamath Falls, a few mi N of Agric. Inspection station, 1 mi S of S jct to Lava Beds natl Monument E of Tonesta 1311 Comment
  SEINET3087353 Image available Polygonum douglasii var. johnstonii Arnold Tiehm 1984-6-30 8841 Modoc Northwest side of Bidwell Mountain, 2.8 road miles north of 8 mile creek on the road from Lake Annie 1829 Comment
  CDA2776  Polygonum persicaria T. C. Fuller 1958-7-8 1958 Modoc Corporation Ranch, Likely. 0 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-BC218173  Polygonum polygaloides subsp. confertiflorum Bruce Bartholomew; Barrett Anderson 1988-5-12 4097 Modoc White Horse. 1340 Comment
  CHSC81397  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-17 1391 Modoc Ca. 11 mi nw of Canby, on n side of Hwy 139, 2.7 mi e of Forest Service Rd 44N11. 1490 Comment
  JEPS98240  Polygonum polygaloides subsp. confertiflorum R. E. Preston 2000-7-17 1388 Modoc 11 mi NW of Canby (N side of Hwy 139, 2.3 mi e of FSR 44N11) 1490 Comment
  RSA638221  Polygonum polygaloides subsp. confertiflorum Louis C. Wheeler 1973-8-22 s.n. Modoc Devils Garden: Ca. 1/4 mile southwest of Big Sage Reservoir. Comment
  UC1112255  Polygonum polygaloides subsp. confertiflorum R. C. Bacigalupi with S. Galen Smith 1957-6-27 5982 Modoc along State Hwy 139 ca 9 mi nw Canby 1493 Comment
  UC6711  Polygonum polygaloides subsp. confertiflorum Mrs. R. M. Austin June, 1894 Modoc lava beds w Willow Creek Comment
Read comments
Jul 6 2010
  CHSC67589  Polygonum polygaloides subsp. esotericum James D. Jokerst 1987-7-17 2953 Modoc Hwy. 139 NW of Canby, 300 m N of the highway at the SE edge of a large dry lake on a dry barren mudflat near the concrete overflow weir. Comment
  CHSC67590  Polygonum polygaloides subsp. esotericum James D. Jokerst 1990-8-2 3213 Modoc Hwy. 139 NW of Canby, 5.3 mi W of junction with Loveness Rd. Comment
  CDA15890  Polygonum punctatum J. DiTomaso 2000-7-25 s.n. Modoc Modoc Plateau; Along Eastside Canal, 1/4 mi. W of US Hwy 395 off Jones Lane, and 1/2 mi. S of southern tip of Modoc National Wildlife Refuge. 1371 Comment
  UC711901  Polygonum sawatchense subsp. oblivium Roxana S. Ferris and Laura Lorraine 1941-8-13 10536 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  UC526133  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1934-7-1 12317 Modoc Duncan Horse Camp Comment
  CAS-BOT-BC218148  Polygonum spergulariiforme Louis Cutter Wheeler 1935-8-26 3922 Modoc Mud Lake, Devil's Garden. 1524 Comment
  CAS-BOT-BC252511  Polypogon monspeliensis Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-7-20 1052 Modoc 4 mi. W of Aden. Comment
  SEINET11984746  Populus trichocarpa E. K. Balls 1950-1 14610 Modoc W of Middle Lake, between Eagleville and Cedarville 1433 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
  UCD169695  Porterella carnosula Louis C. Wheeler 1935-8-22 3908 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  UC1191467  Portulaca oleracea Verne Grant, Irving Schneider 1947-8-27 8315 Modoc sw end of Clear Lake Clear Lake Comment
  RSA577453  Potamogeton epihydrus L. C. Wheeler 1935-9-12 3976 Modoc Fletcher Creek at Pease Place, Devil s Garden. 1524 Comment
  CAS-BOT-BC242243  Potamogeton foliosus Louis Cutter Wheeler 1935-9-1 3933 Modoc Pine Spring, Devil's Garden. 1524 Comment
  POM208870  Potamogeton foliosus subsp. fibrillosus Milo S. Baker 1899-8-24 s.n. Modoc Carmichael s Mill, Big Valley Comment
  UC1600949  Potamogeton foliosus var. foliosus Gordon H. True Jr. 1939-7-21 1008 Modoc Jack Swamp near Alturas; Jack Swamp Comment
  CAS-BOT-BC332736  Potamogeton nodosus R. F. Thorne; Larry E. DeBuhr 1975-8-22 46967 Modoc Ca. 3.4 miles N of Alturas at bridge over North Fork of Pit River 1341 Comment
  UC1100065  Potamogeton nodosus Verne Grant, Irving Schneider 1947-7-21 8111 Modoc North Fork of Pit River (1/4 mi mi upstream from confluence with South Fork, by Alturas) Comment
  CHSC99517  Potamogeton pectinatus Lowell Ahart; John Dittes 2008-6-21 15005 Modoc In shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley, about 3.6 miles (air) northeast of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  UC1099836  Potamogeton pectinatus Herbert L. Mason 1947-8-11 13488 Modoc Kelley Hot Springs, on Alturas-Conby Highway Kelley Hot Springs Comment
  CAS-BOT-BC242271  Potamogeton richardsonii Herbert Louis Mason; Verne Grant 1947-7-11 13380 Modoc Road from Likely to Jess Valley, ca. 1 mi. E of Likely. Comment
  UC1100101  Potamogeton richardsonii Herbert L. Mason 1947-8-13 13530 Modoc n of Canby (ne side of F Reservoir) Comment
  RSA313010  Potamogeton zosteriformis H. L. Mason 1947-7-12 13384 Modoc Irrigation ditch by Jones Lane, off Hwy 395, several miles S of Alturas. Comment
  UC1100088  Potamogeton zosteriformis Verne Grant, Irving Schneider 1947-7-18 8054 Modoc 1.4 mi n of Bayley's Bridge (s of Alturas) 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
  UC12515  Potentilla biennis Mrs. R. M. Austin and Bruce June 1898 2307 Modoc Goose Lake Valley Comment
  CAS-BOT-BC214742  Potentilla breweri Bruce Bartholomew; Barrett Anderson 1988-7-22 4543 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  HSC18783  Potentilla glaucophylla var. glaucophylla M. T. Milligan 1964-7-25 182 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC214787  Potentilla gracilis C. C. (Mrs.) Bruce 1899-6-1 75 Modoc Davis Creek. Comment
  CAS-BOT-BC214795  Potentilla gracilis Verne Grant; I. Schneider 1947-7-19 8073 Modoc Williams ranch, along Southern Pacific right-of-way near East Canal, in Pit Valley S of Alturas. Comment
  UC748061  Potentilla gracilis var. fastigiata Annie M. Alexander and Louise Kellogg 1946-6-12 4732 Modoc Fort Bidwell 1444 Comment
  UC73029  Potentilla gracilis var. flabelliformis Milo S. Baker Aug, 1890 519 Modoc Forestdale Comment
  UC545841  Potentilla newberryi Leo Whitney 1934-5-20 3031 Modoc near Clear Lake (bank of Lost River, Northern Modoc County); near Clear Lake, Bank of Lost River 1463 Comment
  UCD113817  Potentilla newberryi Verne Grant; Irving Schneider 1947-8-27 8313 Modoc Southwest end of Clear Lake. Comment
  UC1191491  Potentilla rivalis Herbert L. Mason 1947-8-9 13476 Modoc n Alturas (e side of Fairchild Swamp); , n of Alturas Comment
  UC1191493  Potentilla rivalis Verne Grant, Irving Schneider 1947-8-27 8318 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  NY833594  Potentilla rivalis var. millegrana H. L. Mason 1947-8-9 13476 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CAS-BOT-BC225022  Poteridium annuum R. K. Gierisch; D. H. Esplin 1969-7-17 3551 Modoc Shields Creek. 1524 Comment
  CAS-BOT-BC225033  Poteridium annuum Margaret J. Williams 1984-6-20 84- 75 -2 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  CAS-BOT-BC214808  Prunus emarginata A. D. Borden 1911-6-14 s.n. Modoc S slope Davis Creek. Comment
  HSC27163  Prunus subcordata J. P. Smith, J. O. Sawyer 1972-5-6 5280 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  UC467872  Prunus subcordata Belknap C. Goldsmith 1911-5-21 22 Modoc county road near Goose Lake (Modoc National Forest); Modoc National Forest 1463 Comment
  CAS-BOT-BC225004  Prunus virginiana var. demissa Isabelo T. Kelly 1930-1-1 4 Modoc Fort Bidwell. Comment
  UC748476  Prunus virginiana var. demissa Annie M. Alexander and Louise Kellogg 1946-6-9 4706 Modoc Mouth of Eagle Creek Canyon, Warner Mountains Eagle Creek Canyon; Warner Mountains, Eagle Creek Canyon Comment
  UC860998  Prunus virginiana var. demissa Lewis S. Rose 1940-6-13 40554 Modoc Fandango Pass 1905 Comment
  UCD32717  Pseudoroegneria spicata Beecher Crampton 1954-7-7 2149 Modoc Modoc County, 3 miles west of Cedarville, east side of Cedar Pass, on volcanic slopes. 1615 Comment
  UCD91512  Pseudoroegneria spicata August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD91519  Pseudoroegneria spicata L. Whitney; E. Wilson 1934-6-6 s.n. Modoc Modoc National Forest. 1219 Comment
  RSA180205  Pseudoroegneria spicata subsp. spicata Clare B. Hardham 1961-6-19 7861 Modoc Pine Creek 1585 Comment
  CAS-BOT-BC95221  Pseudostellaria jamesiana Annie Montague Alexander; L. Kellogg 1946-6-12 4899 Modoc Bidwell Creek Canyon, 7 mi. W of Fort Bidwell. 1444 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-BC95233  Pseudostellaria jamesiana Bruce Bartholomew 1991-6-20 5783 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CAS-BOT-BC95235  Pseudostellaria jamesiana Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2142 Modoc Cedar Peak, Warner Mts. Comment
  NY1083722  Pseudostellaria jamesiana C. L. Hitchcock 1940-5-27 6679 Modoc 15 miles northeast of Alturas 1615.4 Comment
  SEINET11944060  Pseudostellaria jamesiana M. Ownbey, Meyer, F. G. 1940-1 2142 Modoc Cedar Peak, Warner Mts Comment
  NY63590  Pseudotsuga menziesii var. menziesii B. M. Bartholomew 1992-5-14 6273 Modoc Northeast side of White Horse Mountains, southwest of White Horse Flat Reservoir 1400 Comment
  CAS-BOT-BC50380  Psilocarphus brevissimus var. brevissimus Alice Eastwood; John Thomas Howell 1940-6-14 8225 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC50384  Psilocarphus brevissimus var. brevissimus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16511 Modoc 13 mi. W of Canby, along Hwy 139. Comment
  JEPS118265  Psilocarphus oregonus Lowell Ahart, John Dittes 2011-6-22 17552 Modoc About 50 yards east of the road, about 100 yards northeast of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  RSA467855  Pterospora andromedea J. P. Smith, J. O. Sawyer, Smith 1973-8-9 7255 Modoc Around the shore of Blue Lake, Modoc National Forest. 1829 Comment
  UCD32748  Puccinellia Beecher Crampton 1954-7-7 2157 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  CHSC85411  Puccinellia lemmonii John Dittes; Josephine Guardino 1991-7-21 434 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
  SEINET3222704 Image available Puccinellia lemmonii Arnold Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8799 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. 1360 Comment
  SEINET229269 Image available Puccinellia nuttalliana Arnold Tiehm, Jan Nachlinger; Gary Schoolcraft 1984-6-24 880 Modoc Surprise Valley east side of Middle Alkali Lake east of Cedarville. 1356 Comment
  UCD32738  Puccinellia nuttalliana Beecher Crampton 1954-7-8 2191 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  UCD93371  Puccinellia nuttalliana Beecher Crampton 1954-7-7 2158 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  CAS-BOT-BC218225  Purshia tridentata var. tridentata A. D. Borden 1911-6-15 Modoc S slope of Davis Creek. Comment
  UC73075  Purshia tridentata var. tridentata Milo S. Baker 1893-1 Modoc Forestdale Comment
  HSC80764  Pyrola aphylla G. M. Riegel 1979-8-27 723 Modoc S Warner Mtns. 1670 Comment
  UC73563  Pyrola asarifolia Milo S. Baker Modoc Forestdale Comment
  CAS-BOT-BC95696  Pyrola picta Bruce Bartholomew 1991-8-4 6022 Modoc Vicinity of Pepperdine Camp Ground, W side of the Warner Mts. 2090 Comment
  HSC80766  Pyrola picta G. M. Riegel 1979-9-4 740 Modoc S Warner Mtns. 1670 Comment
  NY188348  Pyrola picta B. M. Bartholomew 1988-7-21 4408 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir 1340 Comment
  UC73564  Pyrola picta Milo S. Baker Modoc Foresdale Comment
  UC748276  Pyrola picta Annie M. Alexander and Louise Kellogg 1946-7-14 5068 Modoc Trail to Emerson Camp (Warner Mountains, Bear Camp Flat); Warner Mountains, Bear Camp Flat Comment
  CHSC97927  Pyrrocoma carthamoides var. cusickii G. D. Barbe 1991-8-27 4443 Modoc Warner Mts. Modoc Plateau. 2316 Comment
  JEPS5940  Pyrrocoma carthamoides var. cusickii Frances D. Payne 1932-7-22 730 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCR163908  Pyrrocoma carthamoides var. cusickii Jim Andre 1993-6-30 1403 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  JEPS17724  Pyrrocoma carthamoides var. cusickii Rimo Bacigalupi with G. T. Robbins 1955-7-20 5385 Modoc 5.5 mi ne Alturas (near junction of Cedar Pass road and U. S. 395) 1371 Comment
  JEPS31346  Pyrrocoma hirta var. hirta W. L. Jepson 1918-8-10 7932 Modoc Alturas 1371 Comment
  RSA504607  Quercus kelloggii Bruce Bartholomew, B. Anderson 1988-6-23 4262 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  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
  HSC81138  Raillardella argentea G. M. Riegel 1979-7-28 616 Modoc South Warner Mtns. 1829 Comment
  UC1567399  Raillardella argentea G. Schoolcraft 1989-7-15 1964 Modoc n of Devils Knob; Warner Mts. 2621 Comment
  CAS-BOT-BC217253  Ranunculus alismifolius Bruce Bartholomew 1994-5-28 6718 Modoc Vicinity of Cold Spring SE of Sugar Hill, W side of Warner Mts. 1880 Comment
  CAS-BOT-BC248368  Ranunculus alismifolius B. Bartholomew; H. Sun 2002-6-24 8856 Modoc Headwaters of Davis Creek, W side of the Warner Mountains 2160 Comment
  JEPS3948  Ranunculus alismifolius var. alismifolius N. T. Mirov 1929-5-30 Modoc on trail between Fort Bidwell and Buck Creek; Warner Mountains, Spring Creek 2011 Comment
  UC748211  Ranunculus aquatilis var. capillaceus Annie M. Alexander and Louise Kellogg 1946-7-7 4921 Modoc pond w Lake Annie Comment
  UC9367  Ranunculus aquatilis var. capillaceus M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  UC1537636  Ranunculus aquatilis var. capillaceus Gordon H. True 1939-6-25 1011 Modoc nw Alturas; Boles Meadow Comment
  RSA125296  Ranunculus aquatilis var. hispidulus Peter H. Raven 1958-6-18 13324 Modoc Small lake at eastern outskirts of lookout Post Office. Comment
  JEPS60726  Ranunculus aquatilis var. subrigidus Leland S. Smith 1918-7-22 1008 Modoc Blue Lake Modoc National Forest 1874 Comment
Read comments
Jun 2 2009
  CHSC108007  Ranunculus arvensis Lowell Ahart; John Dittes 2011-6-21 17512 Modoc About 130 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  PASA2638  Ranunculus cymbalaria Frank W. Peirson 1926-6-26 6906 Modoc Road from Alturas to Canby 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
  UC72004  Ranunculus glaberrimus Milo S. Baker Modoc Big Valley Comment
  UCD96124  Ranunculus glaberrimus R. N. Raynor 1940-4-13 s.n. Modoc Joseph Creek, Warner Mountains. 1828 Comment
  POM100512  Ranunculus glaberrimus var. ellipticus R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC217204  Ranunculus glaberrimus var. glaberrimus Lindsay Stuart Smith; E. H. Steffen 1917-5-21 4 Modoc West Valley Camp. 1524 Comment
  CAS-BOT-BC217222  Ranunculus occidentalis E. H. Steffen 1917-5-21 8 Modoc West Valley Camp. 1676 Comment
  UC480884  Ranunculus occidentalis W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt R. Warner Mountains, Alturas 1402 Comment
  POM260873  Ranunculus occidentalis var. eisenii Alice Eastwood, John T. Howell 1940-6-15 8283 Modoc Near Happy Camp Range Station. Comment
  CHSC85193  Ranunculus occidentalis var. occidentalis John Dittes; Josephine Guardino 1991-6-1 352 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
  HSC80769  Ranunculus occidentalis var. occidentalis G. M. Riegel 1980-7-1 793 Modoc S Warner Mtns. 2100 Comment
  HSC18161  Ranunculus occidentalis var. occidentalis M. T. Milligan 1966-5-14 618 Modoc Plateau W of Jess Valley 1829 Comment
  SEINET195680  Ranunculus occidentalis var. ultramontanus L. Kellogg, AM Alexander 1946-6-7 4672 Modoc 0.5 mi E of Cedarville 1453 Comment
  POM99210  Ranunculus orthorhynchus R. M. Austin 1895-07 112 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC217189  Ranunculus orthorhynchus var. orthorhynchus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16486 Modoc 6.4 mi. S of Lassen Creek camp ground, on roda to Buck Mt., Warner Mts. Comment
  POM99859  Ranunculus repens R. M. Austin 1895-06 407 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC217191  Ranunculus sceleratus Annie Montague Alexander; L. Kellogg 1946-6-7 4674 Modoc 2 mi. E of Cedarville. 1453 Comment
  CAS-BOT-BC217151  Ranunculus sceleratus var. multifidus John Thomas Howell 1934-6-15 12198 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  NY494905  Ranunculus sceleratus var. multifidus L. C. Wheeler 1935-8-3 3762 Modoc Pine Creek, Warner Mountains 1737.4 Comment
  CAS-BOT-BC217198  Ranunculus sceleratus var. multifidus R. M. Austin 1894-1-1 Modoc Fletcher Creek. Comment
  HSC103172  Ranunculus testiculatus R. W. Tate, K. Ludwig 2014-3-19 1402 Modoc Modoc National Forest, Devil's Garden RD, Reservoir C parking area. 1513 Comment
  CAS-BOT-BC217158  Ranunculus uncinatus Bruce Bartholomew 1995-7-31 7115 Modoc Upper reaches of Sassen Creek, W side of the Warner Mountains. 1900 Comment
  CAS-BOT-BC217162  Ranunculus uncinatus Bruce Bartholomew 1992-5-16 6325 Modoc Lunsford Spring. 1600 Comment
  CAS-BOT-BC225858  Ribes aureum Elmer Ivan Applegate 1897-6-7 844 Modoc Steel Swamp, Modoc County. Comment
  CAS-BOT-BC225862  Ribes aureum Bruce Bartholomew; Mona Bourell 1990-4-26 5163 Modoc Vicinity of Ostrom Point, N side of Pit River, 3.2 km E of W end of Stone Coal Rd. 1280 Comment
  RSA59643  Ribes aureum E. K. Balls 1950-5-12 14650 Modoc Hillsides north of Bucks Creek Ranger station, Modoc National Forest. 1829 Comment
  UC11664  Ribes aureum Milo S. Baker 1893-6 Modoc Egg Lake Comment
  UCD35235  Ribes aureum Beecher Crampton; with Carl Rimbey 1954-7-8 2186 Modoc 12 miles east of Likely, canyon of the South Fork of the Pit River. Comment
  RSA97473  Ribes aureum Beecher Crampton, M. Bourell 1954-7-8 2186 Modoc Canyon of the South fork of the Pit River, 12 miles East of Likely. Comment
  CHSC111167  Ribes aureum var. aureum Lowell Ahart 2012-7-10 18317 Modoc Along a deep drainage, notheast of the old homestead, Ash Creek State Wildlife Area, about 3.4 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC225886  Ribes cereum Bruce Bartholomew; Barrett Anderson 1988-6-24 4297 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC225889  Ribes cereum Bruce Bartholomew; Barrett Anderson 1988-7-22 4551 Modoc Stough Reservoir between Alturas and Cedarville, Warner Mts.. 2000 Comment
  CAS-BOT-BC225891  Ribes cereum G. Schoolcraft 1988-7-12 1825 Modoc E slope at lower part of N Deep Creek. 1554 Comment
  JEPS43512  Ribes cereum Frances D. Payne 1931-7-5 325 Modoc about 3 mi n Parker Creek (Fern Spring Gulch; s and e of Alturas); Warner Mountains 1828 Comment
  POM260403  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA488576  Ribes cereum Bruce Bartholomew, B. Anderson 1988-5-14 4199 Modoc Pease Cabin, 0.8 km E of Fletcher Creek on USFS road 47N09 between Goose Lake and Crowder Flats. 1550 Comment
  RSA520464  Ribes cereum K. Paulson, R. Paulson 1989-6-14 135 Modoc 1.5 miles NE of Cedar Pass, Warner Mts. 1905 Comment
  UC11502  Ribes cereum Milo S. Baker 1893-8-10 Modoc Lava Beds Comment
  UC711874  Ribes cereum Roxana S. Ferris and Laura Lorraine 1941-8-13 10538 Modoc Patterson Ranger Station (East Creek drainage) Warner Mountains, Modoc National Forest 2164 Comment
  UC73103  Ribes cereum Milo S. Baker 1893-1 Modoc Egg Lake Comment
  UC745479  Ribes cereum Annie M. Alexander and Louise Kellogg 1946-6-8 4693 Modoc road from Eagleville to Patterson Mill 2164 Comment
  CAS-BOT-BC225898  Ribes inerme var. inerme Roxana Stinchfield Ferris; R. Duthie 1919-6-13 55 Modoc Parker Creek near Modoc National Forest Boundary. 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
  UC75462  Ribes inerme var. inerme Milo S. Baker July, 1898 546 Modoc Forestdale Taylor Creek Comment
  CAS-BOT-BC225903  Ribes montigenum Elmer Ivan Applegate 1932-8-3 8122 Modoc Dry rocky summit of Warner Mts. just S of Eagle Peak. Comment
  SBBG2783  Ribes montigenum H. and M. Dearing 1939-6-8 3605 Modoc Lily Lake, Warner Mtns 2133 Comment
  JEPS49236  Ribes velutinum L. S. Smith 1918-8-13 1033 1/2 Modoc Lost Lake South Warner Mts. 2286 Comment
  CAS-BOT-BC225943  Ribes viscosissimum Bruce Bartholomew 1989-7-14 4978 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  NY455561  Ribes viscosissimum K. Paulson 1989-6-21 145 Modoc Pine Creek Basin, west side of the Warner Mountains 2109.2 Comment
  SBBG18085  Ribes viscosissimum C. B. Hardham 1961-6-20 7856 Modoc Cane Lake Comment
  SBBG27540  Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 mi NE of Alturas 1615 Comment
  UC1553403  Ribes viscosissimum G. Schoolcraft 1988-7-12 1824 Modoc 1 mi w Pepperdine Camp (along Park Creek Rd.); Warner Mtns. 1950 Comment
  UC748481 Image available Ribes viscosissimum Annie M. Alexander and Louise Kellogg 1946-6-15 4772 Modoc Deep Creek 1981 Comment
  UC858629 Image available Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 mi ne Alturas 1615 Comment
  CAS-BOT-BC225934  Ribes viscosissimum Belknap C. Goldsmith 1910-5-26 10 Modoc Western slopes Warner Mts. Comment
  SBBG30616  Rigiopappus leptocladus D. Myrick 1968-6-20 1981 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  UC1537632  Rorippa Gordon H. True Jr. 1939-7-21 1030 Modoc Jack Swamp Comment
  CAS-BOT-BC58408  Rorippa austriaca M. K. Bellue 1933-6-1 Modoc Alturas. Comment
  CDA19944  Rorippa austriaca R. Breckenridge 2002-6-19 PDR 1204561 Modoc Northern California; W of Hwy 395. 0 Comment
  UC1576788  Rorippa columbiae Dean W. Taylor 1987-8-9 9280 Modoc on shore Clear Lake Reservoir 100 m w dam; on shore Clear Lake Reservoir 1371 Comment
  CAS-BOT-BC58413  Rorippa curvisiliqua John Thomas Howell 1934-6-30 12296 Modoc Duncan Horse Camp. 1355 Comment
  RSA210835  Rorippa curvisiliqua R. F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39111 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  UC673336  Rorippa nasturtium-aquaticum F. H. Frost 1925-7-11 Modoc Cedar Canyon 2 mi above Cedarville (Warner Mts.); , Cedar Canyon, above Cedarville Comment
  UC1191427  Rorippa palustris Verne Grant and Irving Schneider 1947-8-28 8341 Modoc nw Alturas; Jack Swamp, nw of Alturas Comment
  CAS-BOT-BC95040  Rorippa sinuata Annie Montague Alexander; L. Kellogg 1946-6-20 4811 Modoc Eagleville. 1440 Comment
  RSA520487  Rosa gymnocarpa Bruce Bartholomew 1989-7-14 4931 Modoc Along Rush Creek between Lower and upper Rush Creek Campgrounds. 1520 Comment
  CAS-BOT-BC497303  Rosa gymnocarpa B. Bartholomew; B. Anderson 1988-6-23 4275 Modoc 4.0 km W of Day on County Rd 94 1340 Comment
  CHSC111412  Rosa woodsii subsp. ultramontana Lowell Ahart; John Dittes 2012-7-10 18318 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.4 miles (air) west of Adin, about 8.2 miles (air) northeast of Bieber, Bid Balley. 1266 Comment
  CAS-BOT-BC218254  Rosa woodsii var. ultramontana John H. Hatton 1911-6-13 77 Modoc Modoc County. 1371 Comment
  JEPS47235  Rosa woodsii var. ultramontana Frances D. Payne 1932-7-11 690 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  RSA67240  Rosa woodsii var. ultramontana Philip A. Munz 1951-9-14 16976 Modoc Jess Valley Warner Mts, east of Likely 1524 Comment
  UC528028  Rosa woodsii var. ultramontana Elmer I. Applegate 1929-6-25 5904 Modoc e side of Goose Lake Willow Ranch (along stream) Comment
  CAS-BOT-BC211335  Rumex acetosella Bruce Bartholomew 1994-7-1 6753 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  CAS-BOT-BC410936  Rumex acetosella J. F. Emmel 1968-7-15 82 Modoc 2 mi. E of town of Pine Creek, Warner Mts. Comment
  UCD100942  Rumex fueginus Herbert L. Mason; Verne Grant 1947-7-11 13362 Modoc Highway 395, 5 miles south of Alturas. Comment
  CAS-BOT-BC211302  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 mi E of Alturas. Comment
  CAS-BOT-BC211342  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 mi E of Alturas. Comment
  CAS-BOT-BC211346  Rumex lacustris Edward Kent Balls 1950-5-13 14661 Modoc Goose Lake, E shore, about Willow Ranch. 1463 Comment
  CAS-BOT-BC211349  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-8-27 8309 Modoc South end of Clear Lake. Comment
  CDA23184  Rumex occidentalis T. C. Fuller 1958-7-8 2031 Modoc 4 miles south of Pine Creek. 0 Comment
  NY430648  Rumex salicifolius subsp. triangulivalvis J. T. Howell 1934-6-15 12189 Modoc Alturas Comment
  UC1101222  Rumex salicifolius var. lacustris Verne Grant and Irving Schneider 1947-7-20 8088 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC711876  Rumex salicifolius var. triangulivalvis Roxana S. Ferris and Laura Lorraine 1941-8-13 10550 Modoc Patterson Ranger Station, East Creek drainage Warner Mountains, Modoc National Forest, East Creek 2164 Comment
  CAS-BOT-BC211317  Rumex triangulivalvis John Thomas Howell 1934-6-15 12189 Modoc Alturas. Comment
  CAS-BOT-BC245204  Sagittaria cuneata Louis Cutter Wheeler 1935-8-5 3787 Modoc Little Lily Lake. 2286 Comment
  RSA170191  Sagittaria cuneata W. L. Jepson 1918-8-5 7825 Modoc S Fork Valley. 1372 Comment
  CAS-BOT-BC225113  Salix boothii Francis Dorris Payne 1932-7-21 728 a Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.) Comment
  CAS-BOT-BC225121  Salix boothii Annie Montague Alexander; L. Kellogg 1946-6-25 4827 Modoc Dismal Swamp, N end of Warner Mountains. 2255 Comment
  CAS-BOT-BC225752  Salix boothii Francis Dorris Payne 1932-7-7 331 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  POM228955  Salix boothii Louis C. Wheeler 1935-8-2 3748 Modoc Twelve Mile Creek. Warner Mtns. 2256 Comment
  UC482331  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km. se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  CAS-BOT-BC225756  Salix eastwoodiae Francis Dorris Payne 1931-6-25 275 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  CAS-BOT-BC225759  Salix eastwoodiae Francis Dorris Payne 1931-7-8 177 Modoc Pine Creek Basin ca. 33 km SE of Alturas, Warner Mountains 2280 Comment
  CAS-BOT-BC225761  Salix eastwoodiae Francis Dorris Payne 1931-6-25 277 Modoc Pine Creek Basin, Warner Mts., about 33 km SE of Alturas. 2280 Comment
  POM218963  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  UC481868  Salix eastwoodiae Frances D. Payne 1931-7-7 333 Modoc ca. 33 km. se Alturas (below spring); Warner Mts., Pine Creek Basin 2280 Comment
  UC748350  Salix eastwoodiae Annie M. Alexander and Louise Kellogg 1946-6-25 4826 Modoc Dismal Swamp; n end Warner Mts. 2255 Comment
  CAS-BOT-BC225768  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 494 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  RSA5667  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas. SW end of town. 1360 Comment
  UC481821  Salix exigua Mrs. H. P. Bracelin 1931-6-30 501 Modoc sw end of town Alturas 1360 Comment
  SD889  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1931-6-30 501 Modoc Alturas, in a willow thicket at southwest end of town 1360 Comment
  SEINET3158590  Salix lasiandra E. K. Balls 1950-5-11 14621 Modoc 4 mi S of Fort Bidwell, W of Upper Lake 1402 Comment
  CAS-BOT-BC229685  Salix lasiandra subsp. caudata F. Angwin 1946-5-23 s.n. Modoc Ash Creek, Adin. 1371 Comment
  UC1192301  Salix lasiandra var. caudata Verne Grant and Irving Schneider 1947-7-22 8143 Modoc on Hwy. 395 ca. 1 mi. n. of junction with Cedarville Rd.; N. Fork Pit River Comment
  POM218947  Salix lasiolepis H. P. Bracelin 1931-6-29 486 Modoc Halfway between Adin and Canby 1350 Comment
  UC481928  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 486 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC197553  Salix lasiolepis var. lasiolepis H. P. Bracelin 1934-6-16 825 Modoc Rush Creek Bridge, 5 mi. N of Adin. 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-BC229665  Salix lemmonii Elmer Ivan Applegate 1932-7-31 7980 Modoc Mill Creek Meadows, Warner Mts. Comment
  CAS-BOT-BC229697  Salix lemmonii Milo Samuel Baker 1893-6-1 s.n. Modoc Big Valley Mts. Comment
  POM229223  Salix lemmonii Louis C. Wheeler 1935-8-3 3760 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC481793  Salix lutea Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 499 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  UCD111717  Salix lutea Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 499 Modoc Parker Creek, 20 km. east of Alturas, south of Payne Ranch. 1560 Comment
  NY188137  Salix pseudocordata F. D. Payne 1931-7-7 335 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas 2280 Comment
  CAS-BOT-BC229840  Salix scouleriana Francis Dorris Payne 1931-6-22 283 Modoc Trail from summit of Granger Pass to Mt. Warren. 2100 Comment
  UC55022  Salix scouleriana Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  RSA628302  Salsola tragus L. C. Wheeler 1973-1 s.n. Modoc North end of Big Mud Lake. 1645 Comment
  CAS-BOT-BC179251  Salvia aethiopis B. Bartholomew 1995-7-31 7078 Modoc Ca. 1.6 km N of turn off to Cedarville on U.S. Hwy 395. 1350 Comment
  SEINET8916634  Salvia aethiopis B. Ertter 1995-7-1 14459 Modoc Along Hwy 395 S of New Pine Creek on OR border, at junction with County Road 44. 1463 Comment
  CAS-BOT-BC179247  Salvia dorrii var. dorrii B. Bartholomew 1990-6-17 5297 Modoc Along Emerson Creek, 3.9 km SW of County Rd 1, E side of Warner Mts. 1700 Comment
  UC585166  Salvia dorrii var. dorrii E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1820 Modoc about 3 mi w Cedarville; Warner Mountains, Cedar Creek Canyon 1524 Comment
  SJSU6170  Salvia dorrii var. incana J. W. Tilden 1958-6-25 1262 Modoc near Monument Headquarters, Lava Caves, Lava Beds National Monument Comment
  UC1953386  Salvia dorrii var. pilosa Tom Schweich 1996-6-29 61 Modoc Warner Mountains; East aide of South Warner Mountains, near the mouth of North Deep Creek Canyon, 3.6 km southwest of Cedarville, CA. 1500 Comment
  JEPS12713  Sambucus mexicana F. H. Frost 1925-7-11 35 Modoc 2 mi above Cedarville; Cedar Canyon campsite Comment
  UC147283  Sambucus mexicana Milo S. Baker 1898-7-20 467 Modoc Taylor Cr. Forestdale Comment
  UC441302  Sambucus mexicana Milo S. Baker Aug 1898 517 Modoc Bower's Springs Comment
  SEINET2149926  Sambucus racemosa var. melanocarpa K. T. Harper 1974-1 142 Modoc Pine Creek, west slope of Warner Mountains. 2226 Comment
  UC1037206  Sanguisorba annua Leo Whitney 1934-6-3 1560 Modoc dry streambed of Hackamore River ca 15 mi nw Canby (Hackamore); Modoc National Forest, bed of Hackamore River 1463 Comment
  UC196670  Sanguisorba annua Franklin P. Nutting Modoc Forestdale Comment
  UC719796  Sanguisorba annua Rogers McVaugh 1941-8-5 6248 Modoc 8.5 mi w Cedarville (w slope of Warner Mts.); w slope of Warner Mts. Comment
  RSA504644  Sanguisorba annua Bruce Bartholomew 1988-6-23 4240 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  NY1101597  Sanicula graveolens B. M. Bartholomew 1989-6-2 4840 Modoc Vicinity of Stough Reservoir, Warner Mountains 1950 Comment
  UC1598741  Sanicula graveolens M. S. Baker and Frank Nutting 1894-6-15 Modoc Forestdale Comment
  SJSU9686  Sanicula graveolens W. Savage 1979-7-24 1566 Modoc Long Meadow Unit, Devils Garden District, Modoc National Forest 1615 Comment
  CAS-BOT-BC95239  Saponaria officinalis Verne Grant; I. Schneider 1947-8-24 8256 Modoc S end of Jess Valley, Warner Mts. Comment
  JEPS47516  Saxifraga nidifica var. nidifica Mrs. M. H. Manning 1903-10-11 33 Modoc Warner Range, north-eastern Modoc County Warner Range 1524 Comment
  RSA504840  Schedonorus pratensis Bruce Bartholomew, B. Anderson 1988-7-22 4482 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mountains; Sierran Montane forest. 2210 Comment
  UC1100766  Schoenoplectus acutus var. acutus Herbert L. Mason 1947-8-11 13489 Modoc on Highway 81 w margin Lower Lake (near boundary between Lassen and Modoc counties); w Margin Lower Lake Comment
  CAS-BOT-BC245131  Schoenoplectus acutus var. occidentalis Alice Eastwood; John Thomas Howell 1940-6-12 8032 Modoc Likely. Comment
  POM111559  Schoenoplectus acutus var. occidentalis Mrs. R. M. Austin 1895-08 487 Modoc Goose Lake 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
  UC1100762  Scirpus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-19 8061 Modoc Eastside Canal about one mi s Bayley's Bridge (s of Alturas); , Eastside Canal Comment
  UC1100875  Scirpus americanus Herbert L. Mason 1947-8-11 13491 Modoc on Highway 81 w margin Lower Lake (near boundary between Lassen and Modoc counties); w margin Lower Lake Comment
  JEPS63960  Scirpus microcarpus W. L. Jepson 1918-8-9 7922 Modoc 3 mi s Ft. Bidwell; s of Ft. Bidwell 1432 Comment
  RSA252391  Scirpus microcarpus Robert F. Thorne, C. W. Tilforth 1969-9-5 39154 Modoc Wet mud at margin of Clear Lake. Warner Mountains, Modoc National Forest. 1768 Comment
  UC1100801  Scirpus pungens Verne Grant, Irving Schneider 1947-7-18 8056 Modoc s Alturas (s loop of eastside rd in Pit River Valley); Pit River Valley Comment
  UCD92545  Scribneria bolanderi L. D. Whitney 1935-5-26 s.n. Modoc Lava Flat, near bank of Ash Creek. Near Adin. Comment
  CAS-BOT-BC179231  Scutellaria galericulata B. Bartholomew 1991-7-5 5943 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  POM126383  Scutellaria nana M. H. Manning 1905-6-12 710 Modoc North-eastern Modoc County, Warner Range. 1524 Comment
  SJSU11409  Scutellaria nana H. L. Buckalew 1961-7-1 Modoc base of Cedar Mt c. 2 mi NW of Cedar Pass on Hwy 299, Warner Mts 2133 Comment
  CAS-BOT-BC179219  Scutellaria nana Fred P. Cronemiller, Jr. 1920-6-10 5 Modoc McKenzie Spring. 1341 Comment
  CAS-BOT-BC252545  Secale cereale John Thomas Howell 1934-6-12 11991 Modoc 6 mi. S of Davis Creek. Comment
  UC1567433  Sedum rosea subsp. integrifolium G. Schoolcraft 1989-7-16 1954 Modoc s side Patterson Lake (Warner Mtns.); , s side Patterson Lake 2834 Comment
  CHSC113986  Sedum stenopetalum L. P. Janeway 2014-7-7 11450 Modoc Warner Mountains. North-facing slope along Road 46N25 along Mill Creek, 1.0 km from Bidwell Creek; 5.2 air-km northwest of Fort Bidwell. 1554 Comment
  CDA8611  Senecio eurycephalus J. Monroe 1979-7-9 Modoc Near Parker Creek, east of Alturas. 0 Comment
  CHSC106185  Senecio hydrophilus Lowell Ahart; John Dittes 2010-8-31 17104 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  RSA0012561  Senecio hydrophilus R. F. Thorne, C. W. Tilforth 1969-9-5 39167 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  UC71605  Senecio hydrophilus Mrs. M. H. Manning 1903-8-25 325 Modoc Sessions Swamp Sessions Swamp (north-eastern Modoc County) Comment
  UC91663  Senecio hydrophilus Mrs. R. M. Austin Sept 1894 Modoc shores Goose Lake Comment
  CAS-BOT-BC50264  Senecio integerrimus Annie Montague Alexander; L. Kellogg 1946-6-26 4838 Modoc Dismal Swamp. 2255 Comment
  CAS-BOT-BC50260  Senecio integerrimus var. exaltatus Bruce Bartholomew 1993-6-14 6660 Modoc 8.7 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1450 Comment
  CAS-BOT-BC50296  Senecio integerrimus var. exaltatus Elmer Ivan Applegate 1932-8-1 8039 Modoc Arid summit of Warner Mountains, S of Warren Peak. Comment
  CHSC117857  Senecio integerrimus var. exaltatus L. P. Janeway 2016-5-16 11993 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  UC748073  Senecio integerrimus var. exaltatus Annie M. Alexander and Louise Kellogg 1946-6-26 4838 Modoc Dismal Swamp, n end of Warner Mountains Warner Mountains 2255 Comment
  RSA0125034  Senecio integerrimus var. exaltatus Bruce Bartholomew, B. Anderson 1988-5-14 4198 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 Comment
  UCSB17314  Senecio serra Haller, John 1961-6-25 Modoc Eagleville-Likely road, 0.5 mi W of crest of Warner Mountains, about 3 mi E of Patterson Ranger Station 2286 Comment
  UC71608  Senecio serra var. serra Mrs. M. H. Manning 1893-2 260 Modoc near Fort Bidwell (north-eastern Modoc County); north-eastern Modoc County Comment
  UC748199  Senecio serra var. serra Annie M. Alexander and Louise Kellogg 1946-7-7 4949 Modoc edge of ditch from Eight Mile Creek (ne corner of Modoc County) 1752 Comment
  CAS-BOT-BC54279  Senecio triangularis Annie Montague Alexander; L. Kellogg 1946-7-29 5081 Modoc Eagle Peak. 2438 Comment
  UC748200  Senecio triangularis Annie M. Alexander and Louise Kellogg 1946-7-17 5000 Modoc edge South Fork Davis Creek (Plum Valley Camp, Warner Mountains); Warner Mountains, , Plum Valley Camp Comment
  NY850194  Shepherdia argentea B. M. Bartholomew 1989-4-29 4702 Modoc Sand Creek, east side of Surprise Valley, ca. 10 km east of Cedarville 1400 Comment
  HSC80699  Sibbaldia procumbens G. M. Riegel 1980-8-7 1003 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC179063  Sidalcea oregana subsp. oregana K. Paulson; Robert Paulson 1988-6-19 51 Modoc E of Happy Camp Guard Station. 1554 Comment
  CAS-BOT-BC179083  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-30 12286 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC179090  Sidalcea oregana subsp. oregana Robert J. Weatherby 1955-7-8 1625 Modoc 6 mi. N of Ft. Bidwell. 1737 Comment
  RSA101358  Sidalcea oregana subsp. oregana R. Weatherby 1955-7-8 1625 Modoc 6 miles N of Ft. Bidwell, Northern Warner Mts. 1738 Comment
  RSA666420  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 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
  UC748249  Sidalcea oregana subsp. spicata Annie M. Alexander and Louise Kellogg 1946-7-18 5024 Modoc Benton Meadow Warner Mountains, Benton Meadow 2072 Comment
  JEPS3938  Sidalcea oregana subsp. spicata N. T. Mirov 1929-6-28 Modoc Fandango Valley Warner Mountains, Fandango Valley 1584 Comment
  POM126814  Sidalcea oregana subsp. spicata M. French Gilman 534 Modoc No location given 1524 Comment
  UC705688  Silene douglasii Marion Ownbey, Fred G. Meyer 1940-7-1 2154 Modoc Cedar Peak Warner Mts., Cedar Peak 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
  CAS-BOT-BC95247  Silene douglasii var. douglasii Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2154 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC95253  Silene douglasii var. douglasii Robert Patterson; Mona Bourell 1993-8-15 5265 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC95255  Silene douglasii var. douglasii Bruce Bartholomew 1992-8-9 6386 Modoc Squaw Peak Trail between Patterson Lake and Owl Creek Trail, E side of Warner Mountains. 2440 Comment
  CAS-BOT-BC95262  Silene lemmonii Bruce Bartholomew; Barrett Anderson 1990-7-19 5421 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CAS-BOT-BC95271  Silene menziesii Bruce Bartholomew 1989-8-12 5124 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  RSA324578  Silene menziesii subsp. dorrii A. Tiehm 1984-6-30 8840 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  CAS-BOT-BC95259  Silene nuda Leland S. Smith 1922-8-1 1321 Modoc Dutch Flat field. 1371 Comment
  CAS-BOT-BC95278  Silene oregana Elmer Ivan Applegate 1932-7-31 7954 Modoc Mill Creek Meadow, Warner Mts. Comment
  CHSC85184  Sisymbrium altissimum John Dittes; Josephine Guardino 1991-7-21 429 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
  HSC6906  Sisymbrium altissimum M. T. Milligan 1966-6-29 488 Modoc N end of Jess Valley 1616 Comment
  UCD115502  Sisymbrium altissimum Herbert L. Mason 1947-7-10 13346 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CDA3864  Sisymbrium altissimum T. C. Fuller 1958-7-8 1965 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC245081  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1991-7-4 5887 Modoc S end of Higgins Flat. 1370 Comment
  SEINET3130370  Sitanion jubatum Baker, Nutting 1900-7-2 sn Modoc Egg Lake Comment
  UC1191944  Sium suave Verne Grant, Irving Schneider 1947-7-19 8062 Modoc s of Alturas (Corporation Ranch, s of South Loop Road); Corporation Ranch Comment
  UC71554  Sium suave Mrs. M. H. Manning 1903-7-1 461 Modoc Mill Canyon, Bidwell Creek, in north-eastern Modoc County Bidwell Creek; Mill Canyon, Bidwell Creek 1828 Comment
  CDA5944  Solanum dulcamara T. C. Fuller 1958-7-8 1946 Modoc Corporation Ranch, Likely. 0 Comment
  CHSC117255  Solanum physalifolium var. nitidibaccatum Lowell Ahart; John Dittes 2016-7-14 21199 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
  POM69607  Solanum physalifolium var. nitidibaccatum R. M. Austin 1895-07 s.n. Modoc Goose Lake. Comment
  JEPS12115  Solanum triflorum Frank W. Peirson 1926-6-25 6878 Modoc Warner Mountains, Cedarville Road, 1 1/2 mi e of summit Cedarville Road; Warner Mountains, Cedarville Road Comment
  RSA767685  Solanum triflorum L. Ahart, John Dittes 2010-8-30 17083 Modoc Parking area west of the old barn, on the west side of Elkin's Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 air miles west of Adin, about 7.3 air miles northeast of Bieber, Big Valley. 1266 Comment
  UC1191778  Solanum triflorum Herbert L. Mason, Verne Grant 1947-7-10 13341 Modoc 2 mi e of Alturas (Dorris Reservoir); Dorris Reservoir Comment
  SEINET7262122 Image available Solanum triflorum Robbins, Raynor June 1943 s.n. Modoc Corporation Ranch, Likely Comment
  CAS-BOT-BC245435  Solanum umbelliferum Milo Samuel Baker; Franklin P. Nutting 1894-6-8 s.n. Modoc Little Hot Spring Valley. Comment
  UC26262  Solanum umbelliferum M. S. Baker and Frank Nutting 1894-6-8 Modoc Little Hot Spring Valley Comment
  UCR57899  Solidago californica R. D. Goeden, Don W. Ricker 1989-8-23 33 Modoc Warner Mtns., Modoc National Forest, just west of Fandango Pass 1841 Comment
  CAS-BOT-BC54288  Solidago canadensis subsp. elongata Annie Montague Alexander; L. Kellogg 1946-7-12 4985 Modoc Twelve Mile Creek, NE corner of county Comment
  JEPS32388  Solidago elongata L. S. Smith 1918-8-11 1022 Modoc Camp One T38.16 Modoc National Forest, Camp One T38.16 2438 Comment
  CAS-BOT-BC54281  Solidago velutina subsp. californica K. Paulson; Robert Paulson 1989-8-1 201 Modoc Vicinity of Mill Creek Falls, W side of Warner Mts. Comment
  CAS-BOT-BC15682  Sphenosciadium capitellatum Bruce Bartholomew 1989-8-12 5127 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  UC748408  Sphenosciadium capitellatum Annie M. Alexander and Louise Kellogg 1946-7-12 4983 Modoc Twelve Mile Creek; ne corner of county Comment
  RSA382215  Spiranthes romanzoffiana J. P. Smith, J. O. Sawyer 1973-8-9 7280 Modoc Blue Lake, Modoc National Forest 1829 Comment
  CAS-BOT-BC245023  Spirodela polyrhiza Ellsworth Bethel 1923-4-24 s.n. Modoc Adin. Comment
  CAS-BOT-BC179207  Stachys pilosa Francis D. Payne 1931-6-17 183 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC179212  Stachys pilosa Annie Montague Alexander; L. Kellogg 1946-7-12 4984 Modoc Twelve Mile Creek, NE corner of county. Comment
  CAS-BOT-BC95297  Stellaria longipes var. longipes Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10548 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC95301  Stellaria umbellata Bruce Bartholomew 1991-8-5 6034 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 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
  UC35791  Stephanomeria lactucina M. S. Baker and Frank Nutting 1894-8-30 Modoc Big Valley Mts. Comment
  JEPS6019  Stephanomeria tenuifolia Frances D. Payne 1932-7-25 749 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET195472  Stephanomeria tenuifolia Annie M. Alexander, Loise Kellogg 1946-7-5 4908 Modoc Lava Cliff west Lower Lake. Comment
  HSC80833  Stipa occidentalis var. californica G. M. Riegel 1980-7-29 956 Modoc S Warner Mtns. 1829 Comment
  NY188818  Streptanthella longirostris R. C. Barneby 1982-5-27 17845 Modoc 3 miles E of Eagleville. Comment
  HSC6950  Streptanthus cordatus M. T. Milligan 1967-7-8 662 Modoc W slope of Eagle Peak 2500 Comment
  UC1075762  Streptanthus cordatus Robert J. Weatherby 1955-7-8 1628 Modoc 6 mi n Ft. Bidwell; Warner Mts. 1645 Comment
  CAS-BOT-BC95061  Streptanthus cordatus var. cordatus Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2135 Modoc Cedar Pass, Warner Mts. Comment
  CAS-BOT-BC95068  Streptanthus cordatus var. cordatus Elmer Ivan Applegate 1932-8-1 8016 Modoc Rocky crest of Warner Mts just S of Warren Peak. Comment
  UC1051440  Suaeda calceoliformis Herbert L. Mason 1955-8-14 14649 Modoc s end Goose Lake Comment
  UCD99570  Suaeda calceoliformis H. D. Sylvester 1929-10-1 s.n. Modoc Exact location unknown. Comment
  CAS-BOT-BC180098  Swertia albicaulis var. albicaulis Margaret J. Williams; et al 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  CAS-BOT-BC180105  Swertia albicaulis var. albicaulis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16499 Modoc Junction of road to Tieneste with Hwy 139. Comment
  CAS-BOT-BC180086  Swertia radiata Elmer Ivan Applegate 1932-8-3 8134 Modoc W slope of Eagle Peak. Comment
  CAS-BOT-BC180089  Swertia radiata A. D. Borden 1911-7-19 Modoc Top of ridge head of Soup Creek. Comment
  CAS-BOT-BC180091  Swertia radiata Robert Patterson; Mona Bourell 1993-8-14 5215 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  JEPS46349  Swertia radiata F. Payne 1929-7-12 98 Modoc Lost Lake Ridge Warner Mts. Comment
  CAS-BOT-BC95184  Symphoricarpos rotundifolius var. rotundifolius Leland S. Smith 1924-6-23 1432 Modoc Lava bed west of Happy Camp. Comment
  UC102256  Symphoricarpos rotundifolius var. rotundifolius Mrs. R. M. Austin Aug 1894 230 Modoc Lassen Creek Comment
  UC190694  Symphoricarpos rotundifolius var. rotundifolius M. F. Gilman 641 Modoc mountains 1828 Comment
  JEPS114494  Symphyotrichum ascendens Lowell Ahart, John Dittes 2008-8-25 15293 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  UC75818  Symphyotrichum ascendens Milo S. Baker 1898-8-1 524 Modoc Forestdale Comment
  JEPS40835  Symphyotrichum bracteolatum L. S. Smith 1919-8-18 1134 Modoc Ash Valley Comment
  SD64360  Symphyotrichum bracteolatum Darley F. Howe 1966-8-26 Modoc 1.3 miles north of Lassen-Modoc County Line. East of Warner Mountains. 1340 Comment
  CHSC112824  Symphyotrichum campestre Lowell Ahart; John Dittes 2013-7-25 18950 Modoc Along 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. 1267 Comment
  CAS-BOT-BC15153  Symphyotrichum foliaceum var. parryi Leland S. Smith 1918-7-15 999 Modoc Mill Creek Corral. 2087 Comment
  CAS-BOT-BC15155  Symphyotrichum foliaceum var. parryi Bruce Bartholomew; Barrett Anderson 1988-7-22 4541 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  CAS-BOT-BC15159  Symphyotrichum frondosum Herbert Louis Mason 1947-8-9 13479 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  UC1192072  Symphyotrichum frondosum Verne Grant and Irving Schneider 1947-8-27 8317 Modoc southwest end of Clear Lake Comment
  UCD14408  Symphyotrichum frondosum Sheryl Gill 1996-9-3 s.n. Modoc At the Tule Lake National Wildlife Refuge - 'Frey's Island' Sites D, E, and F; in the south-east part of the refuge in southern sump; 'Captain Jack's Stronghold' GS map quad. 1229 Comment
  UC1192078  Symphyotrichum frondosum Herbert L. Mason 1947-8-15 13545 Modoc Willow Ranch, e side of Goose Lake Crane Creek, Goose Lake Comment
  JEPS5930  Symphyotrichum spathulatum Frances D. Payne 1932-7-9 765 Modoc s and e of, (Parker Creek) Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC15171  Symphyotrichum spathulatum var. spathulatum Herbert Louis Mason 1947-8-9 13480 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  HSC5059  Symphyotrichum spathulatum var. spathulatum M. T. Milligan 1966-7-27 593 Modoc E of Jess Valley 1646 Comment
  POM261275  Synthyris missurica C. Leo Hitchcock 1940-5-27 6716 Modoc 15 miles NE of Alturas. 1982 Comment
  UCD86165  Taeniatherum caput-medusae T. C. Fuller 1959-7-8 2742 Modoc roadside hillslope, Hwy 299, 8 miles west of Alturas. Comment
  CAS-BOT-BC54275  Taraxacum officinale Bruce Bartholomew; Barrett Anderson 1988-5-12 4111 Modoc S side of Egg Lake. 1300 Comment
  SBBG33670  Taraxia tanacetifolia T. L. Secrest 1951-6-22 Modoc Warner Mtns? Comment
  UC1191747  Taraxia tanacetifolia Herbert L. Mason 1947-8-13 13523 Modoc n Canby (ne side of reservoir); F Reservoir Comment
  CAS-BOT-BC54236  Tetradymia canescens Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10599 Modoc 5.5 mi. from Patterson Ranger Station on Eagleville Rd. Comment
  JEPS38095  Tetradymia canescens L. S. Smith 1918-7-7 976 Modoc Jess Valley-Clark Ranch Modoc National Forest 1524 Comment
  RSA603850  Tetradymia canescens L. C. Wheeler 1935-8-6 3792 Modoc 1/4 mi. E Pine Creek (town) edge of Warner Mts. 1555 Comment
  UC449667  Tetradymia canescens M. F. Gilman 619 Modoc mountains 1981 Comment
  CAS-BOT-BC217131  Thalictrum fendleri Francis Dorris Payne 1931-6-21 218 Modoc Ridge SW of Dry Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC217174  Thalictrum fendleri Bruce Bartholomew; Barrett Anderson 1988-6-24 4319 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  NY746797  Thelypodium flexuosum N. H. Holmgren 1998-5-30 12997 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings 1370 Comment
  POM143373  Thelypodium howellii M. S. Baker 1894-6-29 s.n. Modoc Big Valley near Lookout Comment
  SEINET247878  Thelypodium howellii subsp. howellii Noel H. Holmgren, Patricia K. Holmgren 1998-5-30 12996 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings. 1370 Comment
  NY746808  Thelypodium howellii var. howellii N. H. Holmgren 1998-5-30 12996 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east of downtown Cedarville, at a turnoff to some hotsprings 1370 Comment
  POM16961  Thermopsis californica var. argentata Milo S. Baker 1899-8-14 s.n. Modoc Forestdale Comment
  UC83211  Thermopsis macrophylla var. argentata M. S. Baker and Frank Nutting June 1894 Modoc Forestdale 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
  JEPS54042  Thlaspi arvense L. S. Smith 1919-5-1 1092 Modoc flats around Alturas; around Alturas Comment
  JEPS54048  Thlaspi arvense J. L. Chase Aug 1913 Modoc Adin Comment
  UC748104  Thlaspi montanum var. montanum Annie M. Alexander and Louise Kellogg 1946-8-9 5127 Modoc Patterson Lake Trail; Warner Mountains, Patterson Lake Trail Comment
  UC11012  Thysanocarpus curvipes M. S. Baker and Frank Nutting 1894-6-15 Modoc Little Hot Spring Valley Comment
  RSA520375  Thysanocarpus curvipes var. curvipes Bruce Bartholomew, B. Anderson 1989-6-1 4738 Modoc Ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC252539  Torreyochloa pallida var. pauciflora Leland S. Smith 1918-7-11 988 Modoc Mill Creek Meadow. 2072 Comment
  UCD93181  Torreyochloa pallida var. pauciflora Beecher Crampton; Carl W. Rimbey 1954-7-6 2092 Modoc following Shields Creek into Warner Mountains, 20 miles east of Alturas. 1676 Comment
  UCSC000057  Torreyochloa pallida var. pauciflora A. L. Hormay 1932-7-17 s.n. Modoc Lily Lake Comment
  UCD139868  Toxicoscordion paniculatum Dean Dubbe 1974-5-26 15- 6 Modoc west side of South Warner Wilderness. 1737 Comment
  NY643415  Tribulus terrestris B. M. Bartholomew 1989-8-10 5037 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  RSA0011493  Tribulus terrestris Robert F. Thorne, Larry E. DeBuhr 1975-8-22 46968 Modoc North edge of Likely along south fork of Pit River 1357 Comment
  CHSC85150  Trifolium beckwithii John Dittes; Josephine Guardino 1991-7-21 403 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC181787  Trifolium cyathiferum Bruce Bartholomew; Barrett Anderson 1990-7-20 5539 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  JEPS20027  Trifolium cyathiferum L. S. Smith 1917-7-24 128 Modoc Joseph Creek Warner Mtns 1676 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
  NY717075  Trifolium gymnocarpon var. plummerae B. M. Bartholomew 1993-5-10 6471 Modoc 1.6 km northeast of Fee Reservoir Road on Barrel Spring Road, north end of Surprise Valley 1600 Comment
  NY802651  Trifolium kingii var. productum B. M. Bartholomew 1988-6-24 4307 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains 2130 Comment
  CAS-BOT-BC181746  Trifolium longipes Robert J. Weatherby 1955-7-7 1604 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC181749  Trifolium longipes Bruce Bartholomew 1991-7-4 5901 Modoc Roney Flat. 1460 Comment
  JEPS33196  Trifolium longipes var. hansenii L. S. Smith 1917-1 792 Modoc Jess Valley Warner Mtns Comment
  JEPS33192  Trifolium longipes var. hansenii Milo S. Baker 1893-5-26 Modoc Goose Valley Comment
  JEPS65940  Trifolium macrocephalum Frances D. Payne 1929-6-23 26 Modoc S and E of Alturas (Parker Creek); Warner Mountains 1584 Comment
  CAS-BOT-BC180168  Trifolium pratense Francis Dorris Payne 1931-6-17 173 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC181767  Trifolium productum Bruce Bartholomew; Barrett Anderson 1988-6-24 4307 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2130 Comment
  CAS-BOT-BC248352  Trifolium productum B. Bartholomew; H. Sun 2002-6-24 8835 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  UC16715  Trifolium willdenovii Milo S. Baker 1893-7-28 Modoc Forestdale Comment
  CAS-BOT-BC180161  Trifolium wormskioldii V. J. Wetherell 1961-8-9 486 Modoc Stowe Reservoir Campground, 1 mi. E of Cedar Pass. 1828 Comment
  SJSU9619  Trifolium wormskioldii W. Savage 1979-7-6 1404 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC245036  Triglochin concinna var. debilis Alice Eastwood; John Thomas Howell 1940-6-12 8036 Modoc Likely. Comment
  RSA59870  Triglochin maritima E. K. Balls 1950-5-10 14604 Modoc Below Menlo Baths, west shore Lower Alkali Lake. 1402 Comment
  UC1099949  Triglochin maritima Herbert L. Mason and Verne Grant 1947-7-11 13363 Modoc irrigation ditch on Hwy 395 5 mi s Alturas Comment