Search Results — 2000 specimen records retrieved (1514 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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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
  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
  UC705690  Abies concolor Marion Ownbey and Fred G. Meyer 1940-7-1 2160 Modoc near Cedar Pass; Warner Mts. Comment
  CAS-BOT-BC15675  Achillea millefolium Bruce Bartholomew 1990-6-18 5363 Modoc S side of Goose Lake, ca. 5 km SSE of McGinty Point. 1400 Comment
  UC711830  Achillea millefolium Roxana S. Ferris and Laura Lorraine 1941-8-13 10518 Modoc Patterson Ranger Station, East Creek drainage Modoc National Forest, Warner Mts., East Creek 518 Comment
  UCD51458  Achnatherum X bloomeri B. L. Kay 1957-6-1 s.n. Modoc 2 miles northeast Likeley. Comment
  CAS-BOT-BC242279  Achnatherum hymenoides Bruce Bartholomew 1990-6-17 5338 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  CAS-BOT-BC242285  Achnatherum hymenoides Gordon H. True 1964-6-3 1451 Modoc Cedar Pass. 1524 Comment
  UCD50369  Achnatherum hymenoides L. Whitney 1935-7-1 3356 Modoc California, Modoc County, Hackamore. Comment
  JEPS70581  Achnatherum hymenoides L. S. Smith 1917-7-13 85 Modoc ridge above R.S. Sec. 2 & 3 ((42-15); Warner Mts. 1981 Comment
  UC1158678  Achnatherum lemmonii Arthur Cronquist and Arthur H. Holmgren 1959-6-19 8495 Modoc 15 mi e Likely (along Clear Lake); Warner Mts., Clear Lake 1828 Comment
  UCD50471  Achnatherum lemmonii Beecher Crampton; with Carl Rimbey 1954-7-6 2113 Modoc 20 miles E of Alturas. Warner Mountains. Above Shields Creek. Comment
  UC1025017  Achnatherum nelsonii subsp. dorei Leo Whitney 1935-7-12 2497 Modoc 10 mi w Cody (Cottonwood Flat); Cottonwood Flat Comment
  UC1024791  Achnatherum occidentale subsp. californicum Leo Whitney 1935-6-9 3210 b Modoc White Horse Comment
  UCD23584  Achnatherum occidentale subsp. pubescens L. Whitney 1935-6-9 3206 Modoc White Horse. Comment
  UCD32698  Achnatherum occidentale subsp. pubescens Beecher Crampton 1954-7-6 2114 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  CAS-BOT-BC242312  Achnatherum thurberianum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16438 Modoc 4 mi. E of summit of Cedar Pass along Cedar Pass road. Comment
  UCD51435  Achnatherum thurberianum E. Wilson 1934-5-14 s.n. Modoc Pass from Alturas to Cedarville. Comment
  CHSC111102  Acmispon americanus var. americanus Lowell Ahart; John Dittes 2010-7-12 18354 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
  RSA0037176  Acmispon americanus var. americanus Lowell A. Ahart, John Dittes 2012-7-12 18354 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
  UCD104073  Acmispon brachycarpus Herbert L. Mason; Verne Grant 1947-7-10 13332 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  JEPS123844  Acmispon denticulatus Lowell Ahart, John Dittes 2015-7-16 20389 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  HSC28308  Acmispon wrangelianus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19401 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  CAS-BOT-BC218312  Aconitum columbianum Bruce Bartholomew 1992-8-9 6382 Modoc Creek below Patterson Lake on Squaw Peak Trail to Owl Creek Trail, E side of Warner Mountains. 2650 Comment
  CAS-BOT-BC391351  Aconitum columbianum Elmer I. Applegate 1932-8-2 8095 Modoc Mill Creek Meadows, west slope of the Warner Mountains Comment
  HSC80756  Actaea rubra G. M. Riegel 1980-8-12 1034 Modoc S Warner Mtns. 2100 Comment
  POM346393  Adenocaulon bicolor F. R. Fosberg 1957-8-18 38847 Modoc Upper Rush Creek Camp Ground, northeast of Adin. 1600 Comment
  CAS-BOT-BC218324  Adonis aestivalis E. Hawver 1926-6-1 s.n. Modoc Near Canby. Comment
  JEPS118477  Adonis aestivalis Lowell Ahart, John Dittes 2011-6-21 17514 Modoc About 150 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  UCR34491  Agastache urticifolia J. A. Harpel 1981-8-7 V- 48 Modoc Warner Mtns, South Warner Wilderness Area: Pine Creek Basin Trail, 7 mi NW of Eagleville 2652 Comment
  POM70467  Agastache urticifolia Mrs. R. M. Austin 1898-06 2195 Modoc Foothills, Goose Lake. Comment
  CAS-BOT-BC15647  Ageratina occidentalis Frederick H. Frost 1925-7-20 91 Modoc Cedar Camp, 2 mi. above Cedarville. Comment
  CHSC70462  Ageratina occidentalis A. Sanger 1997-8-7 2602 Modoc Pepperdine trailhead at wilderness boundary. 2194 Comment
  SFV10995  Ageratina occidentalis J. Turner, F. M. Ball 1962-7-12 1189 Modoc Shortly below summit of Fandango Pass on east side. 1829 Comment
  UC450133  Agoseris X dasycarpa Mrs. M. H. Manning 1906-6-1 Modoc Fort Bidwell Fort Bidwell Comment
  UC711871  Agoseris X dasycarpa Roxana S. Ferris and Laura Lorraine 1941-8-14 10576 Modoc 3 mi from, on rd to Eagleville Patterson Ranger Station; Modoc National Forest, Warner Mountains Comment
  CAS-BOT-BC181  Agoseris dasycarpa Milo Samuel Baker 1893-7-5 s.n. Modoc near Egg Lake Comment
  RSA101366  Agoseris glauca var. dasycephala R. Weatherby 1955-7-8 1617 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  RSA608594  Agoseris glauca var. dasycephala L. C. Wheeler 1935-8-16 3885 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC23034  Agoseris grandiflora var. grandiflora Annie M. Alexander; Louise Kellogg 1946-6-8 4692 Modoc Road to Patterson Hill from Eagleville 1676 Comment
  JEPS5993  Agoseris parviflora Frances D. Payne 1932-6-26 612 Modoc s and e, on high ridges n of Parker Creek Alturas; Warner Mountains, Parker Creek 1828 Comment
  JEPS36389  Agoseris retrorsa Milo S. Baker 1893-7-12 Modoc South Hillside Comment
  CHSC85179  Agropyron desertorum John Dittes; Josephine Guardino 1991-7-21 433 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
  RSA183180  Agrostis Delzie Demaree 1959-8-15 41490 Modoc Davis Creek botoms. Common on creek banks. P.O. Alturas 1454 Comment
  CHSC110903  Agrostis exarata Lowell Ahart; John Dittes 2012-7-11 18347 Modoc 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. 1260 Comment
  JEPS123866  Agrostis exarata Lowell Ahart, John Dittes 2015-7-16 20394 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  HSC80911  Agrostis gigantea G. M. Riegel 1980-8-28 1123 Modoc S. Warner Mountains 2100 Comment
  UC1025019  Agrostis pallens Leo Whitney 1935-7-12 3501 Modoc dry stream bed 10 mi w Canby; Cottonwood Flat Comment
  UCD53148  Agrostis pallens A. A. Jordan 1934-9-11 s.n. Modoc Alturas. Comment
  HSC64826  Agrostis scabra J. P. Smith, J. O. Sawyer 1973-8-9 7274 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  UCR34682  Agrostis scabra var. geminata J. A. Harpel 1981-8-6 V- 19 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  UCD53576  Agrostis stolonifera August L. Hormay 1932-7-15 s.n. Modoc Pease Cabin, Modoc National Forest. Comment
  CAS-BOT-BC190687  Aliciella lottiae Bruce Bartholomew; Barrett Anderson 1989-6-2 4837 Modoc 6.4 km E of Eagleville on the road to the California state border, E side of Surprise Valley. 1550 Comment
  CAS-BOT-BC190684  Aliciella micromeria Bruce Bartholomew; Barrett Anderson 1989-6-2 4820 Modoc Sand dunes at the SE corder of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  RSA531344  Aliciella micromeria Bruce Bartholomew, B. Anderson 1989-6-2 4820 Modoc SE corner of Upper Alkali Lake, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC245220  Alisma gramineum Herbert Louis Mason 1955-8-13 14653 B Modoc SW side of Goose Lake. Comment
  POM313031  Alisma gramineum H. L. Mason 1955-8-13 14653 -A Modoc Southwest side of Goose Lake Comment
  UC71709  Alisma plantago-aquatica Mrs. M. H. Manning 1903-8-26 319 Modoc ne Modoc County Sessions Swamp Comment
  UC985650  Alisma plantago-aquatica Herbert L. Mason 1947-8-15 13559 Modoc 11 mi from Davis Creek (spring leading into w side of Goose Lake); Goose Lake Comment
  CHSC117257  Alisma triviale Lowell Ahart; John Dittes 2016-7-14 21200 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wild Life Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  SBBG22414  Allium acuminatum C. B. Hardham 1961-6-18 7566 Modoc E side of Cedar Pass 1524 Comment
Read comments
Jan 30 2008
  SBBG832  Allium bisceptrum H. and M. Dearing 1939-6-7 3577 Modoc Adin summit Comment
  CAS-BOT-BC244993  Allium bisceptrum var. bisceptrum Bruce Bartholomew 1991-8-6 6091 Modoc S Emerson Trail at stream between S Fork of Emerson Creek and Bearcamp Trail, Warner Mts. 2130 Comment
  CAS-BOT-BC244996  Allium bisceptrum var. bisceptrum Isabelo T. Kelly 1930-1-1 13 Modoc Buck Creek. Comment
  CAS-BOT-BC244962  Allium platycaule Elmer Ivan Applegate 1932-8-1 8060 Modoc Summit of Warner Mts. at S base of Warren Peak. Comment
  CHSC112078  Allium platycaule L. P. Janeway; B. Castro 2014-6-3 11314 Modoc Great Basin. Top of knoll between the lower end of Long Canyon and the lower end of Poison Springs Canyon, overlooking north end of Surprise Valley. 1567 Comment
  CAS-BOT-BC474063  Allium platycaule Mrs. R. M. Austin; Bruce 1898-7-1 2227 Modoc Hugh Mts, Warner range Comment
  RSA304134  Allium platycaule James R. Shevock 1972-5-20 1807 Modoc West of Alturas, highway 299. 1372 Comment
  SEINET12048087  Allium platycaule Unknown 1945-1 48 Modoc grown at Pullman, WA, Cedar Peak, Warner Mts Comment
  SEINET3878872  Allium platycaule D. W. McNeal 1977-6-8 2062 Modoc On a very steep rocky slope above Hwy #395, 3.0 mi N of the jct of Hwy #299 N of Alturas.; 0 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
  SEINET198608  Allium siskiyouense Annie M. Alexander, L Kellogg 1946-6-8 4702 Modoc Near 3 mi Ranger Station sign rd from Eagleville to Patterson Mill 2225 Comment
  CAS-BOT-BC244958  Allium tolmiei var. tolmiei E. S. Willits 1940-5-16 253 Modoc Willow Ranch. Comment
  CHSC67138  Allium tolmiei var. tolmiei James D. Jokerst. 1987-5-11 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir. 1353 Comment
  HSC8877  Alopecurus aequalis M. T. Milligan 1964-7-25 171 Modoc Pine Creek Basin, along trail. 2439 Comment
  JEPS101211  Alopecurus aequalis Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10476 Modoc Warner Mountains, North Emerson Lake margin Comment
  RSA26257  Alopecurus aequalis Alice Eastwood, J. T. Howell 1940-6-12 8088 a Modoc Jess Valley Comment
  SEINET7594562 Image available Alopecurus aequalis A. Cronquist, A. H. Holmgren 1959-6-19 8492 Modoc Directly along the shore of Clear Lake, Warner Mts., 15 miles E of Likely Twp. 1829 Comment
  CAS-BOT-BC242342  Alopecurus geniculatus Bruce Bartholomew; Barrett Anderson 1990-7-19 5444 Modoc Sweagert Flat. 1860 Comment
  CHSC85404  Alopecurus pratensis John Dittes; Josephine Guardino 1991-7-21 431 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
  UCD55818  Alopecurus saccatus L. D. Whitney 1935-7-12 s.n. Modoc Hackamore Reservoir. Comment
  SEINET250497  Alyssum parviflorum var. micranthum Noel H. Holmgren, Patricia K. Holmgren 1998-5-30 12993 Modoc Surprise Valley, Fort Bidwell-Cedarville road, 1.8 km (1.1 mi) south of the Fandango Pass and 31.2 km (19.4 mi) north of downtown Cedarville. 1372 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
  CHSC99958  Amaranthus albus Lowell Ahart; John Dittes 2008-8-25 15320 Modoc On the east 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
  RSA783326  Amaranthus blitoides R. R. Halse 2010-9-2 8110 Modoc Warner Mts: Modoc National Forest. Along State Hwy 299 ca. 2.8 miles west of Cedarville by the Cedar Creek Lower Trailhead. 1619 Comment
  RSA768065  Amaranthus californicus L. Ahart, John Dittes 2010-8-31 17106 Modoc 10 yrds west of Elkins Lane, about 150 yrds north of bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley 1275 Comment
  CHSC99903  Amaranthus powellii Lowell Ahart; John Dittes 2008-8-25 15290 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  RSA768066  Amaranthus powellii L. Ahart, John Dittes 2010-8-31 17107 Modoc East side of Elkins Lane, about 100 yrds north of bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 air miles west of Adin, about 7.7 air miles northeast of Bieber, Big Valley 1268 Comment
  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
  UC1191385  Amaranthus retroflexus Herbert L. Mason, Verne Grant 1947-7-10 13343 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  OBI10235  Amelanchier alnifolia H. E. McMinn 1931-5-23 2454 Modoc Warner Mts Comment
  HSC41463  Amelanchier pallida J. P. Smith, J. O. Sawyer 1972-5-6 5282 Modoc 2.8 mi. from jct. with Hwy. 395 on rd. between Davis Creek and Fandango Valley 1524 Comment
  RSA152614  Amelanchier pallida I. L. Wiggins, Dorothy Wiggins 1961-6-12 16415 Modoc Mountainside near summit of Cedar Pass, between Alturas and Cedarville Comment
  RSA59866  Amelanchier pallida E. K. Balls 1950-5-11 14611 Modoc West of Middle Lake, between Eagleville and Cedarville. 1433 Comment
  CAS-BOT-BC214631  Amelanchier utahensis Margaret J. Williams 1984-6-29 84- 72 -1 Modoc Cave Lake, W side of Warner Mts. 2133 Comment
  CAS-BOT-BC217091  Amelanchier utahensis Bruce Bartholomew; Mona Bourell 1990-4-28 5207 Modoc 6.3 km SE of Rush Creek on road to Hunters Ridge. 1670 Comment
  CAS-BOT-BC217095  Amelanchier utahensis Bruce Bartholomew; Barrett Anderson 1989-6-2 4778 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  UC12109  Amelanchier utahensis Mrs. R. M. Austin and Bruce Jul 1898 2343 Modoc Mt. Bidwell 2438 Comment
  UC466776  Amelanchier utahensis Franklin P. Nutting Modoc Forestdale Comment
  CAS-BOT-BC54153  Amsinckia menziesii Alice Eastwood; John Thomas Howell 1940-6-13 8161 Modoc Fort Bidwell. Comment
  HSC3546  Amsinckia menziesii M. T. Milligan 1965-6-26 325 Modoc N end Jess Valley. 1616 Comment
  CHSC67641  Amsinckia tessellata James D. Jokerst 1983-7-27 1917 Modoc E. side Hwy. 395 S of Alturas, N of Signal Butte. Comment
  SJSU9646  Amsinckia tessellata W. Savage 1979-7-8 1479 Modoc W side Fairchild Swamp Unit, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC54169  Amsinckia tessellata var. tessellata Bruce Bartholomew 1991-5-24 5724 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  UC134195  Anaphalis margaritacea Mrs. R. M. Austin 1894-8-1 90 Modoc springs at Sugar Loaf Hills Comment
  HSC80752  Anemone drummondii G. M. Riegel 1979-7-24 602 Modoc S Warner Mtns., plot 124 1829 Comment
  CAS-BOT-BC15620  Antennaria argentea Bruce Bartholomew; Barrett Anderson 1988-7-22 4535 Modoc Mill Creek, Lake City Canyon, 5.5 km W of Lake City, E side of the Warner Mts.. 1860 Comment
  SEINET2031184 Image available Antennaria argentea Arthur Cronquist, Holmgren, Arthur, H. 1959-6-19 8497 Modoc Along Clear Lake, Warner Mts., 15 miles east of Likely. Twp 40 N. R. 15 E., S. 28. 1830 Comment
  JEPS33937  Antennaria argentea Milo S. Baker 1893-7-6 Modoc Comment
  SEINET6735044 Image available Antennaria argentea M. J. Williams 1984-6-29 84- 72 -2 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  SJSU8153  Antennaria argentea R. L. Fisher 1958-6-13 Modoc near Adin Pass, 6 mi S of Canby 1524 Comment
  CAS-BOT-BC15580  Antennaria dimorpha Bruce Bartholomew; Barrett Anderson 1988-5-12 4126 Modoc Ca. 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  CAS-BOT-BC15581  Antennaria dimorpha Roxana Stinchfield Ferris; R. Duthie 1919-6-16 133 Modoc Above Parker Creek. Comment
  CAS-BOT-BC15624  Antennaria dimorpha C. C. (Mrs.) Bruce 1893-4-1 111 Modoc Davis Creek. Comment
  UC168428  Antennaria dimorpha Mrs. R. M. Austin May 1 1894-Jan 1 1900 6 Modoc Goose Lake Valley Goose Lake Valley Comment
  UC29480  Antennaria dimorpha Mrs. R. M. Austin Apr 1 1894-Jan 1 1900 Modoc Goose Lake Valley Goose Lake Valley Comment
  UC485205  Antennaria dimorpha Franklin P. Nutting Modoc Egg Lake Comment
  CAS-BOT-BC15584  Antennaria geyeri Frank Warrington Peirson 1926-7-26 6909 Modoc NW of Canby. Comment
  JEPS13176  Antennaria geyeri Milo S. Baker Modoc Lava Beds% Comment
  RSA0062305  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
  RSA416691  Antennaria luzuloides Christopher Davidson 1973-5-26 2128 Modoc 4 miles W of Canby on Hwy 299. 1341 Comment
  CAS-BOT-BC15595  Antennaria luzuloides Leland S. Smith 1924-6-23 1430 Modoc Modoc County. Comment
  CAS-BOT-BC58684  Antennaria luzuloides Mrs. R. M. Austin 1894-6-1 s.n. Modoc Dry valley near Willow Creek Comment
  RSA41983  Antennaria luzuloides H. C. Cantelow 1935-6-8 860 Modoc NE of Bierber Comment
  CHSC85132  Antennaria luzuloides subsp. aberrans John Dittes; Josephine Guardino 1991-6-1 371 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; at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CHSC66987  Antennaria luzuloides subsp. luzuloides James D. Jokerst 1987-5-11 2822 Modoc Radar Survey site S of Doublehead Mtn., S of Clear Lake Reservoir. 1363 Comment
  CAS-BOT-BC15557  Antennaria rosea subsp. rosea Clare Butterworth Hardham 1961-6-20 7864 Modoc Pine Creek. 1676 Comment
  HSC65292  Apocynum androsaemifolium J. P. Smith, J. O. Sawyer 1973-8-9 7261 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  SFV18021  Apocynum cannabinum J. A. Matos, D. C. Rudolph 1999-8-7 s. n. Modoc Pothole Creek near Pothole Spring. Near crossing of Clear Lake Road. 1470 Comment
  UCSC000562  Apocynum pumilum F. H. Frost 1925-7-13 70 Modoc Warner Mountians, Cedar Canyon, Mountian roadside Comment
  CAS-BOT-BC248353  Aquilegia formosa B. Bartholomew; H. Sun 2002-6-24 8836 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  JEPS60393  Aquilegia formosa Frances D. Payne 1929-7-7 48 Modoc 2 mi sw Mt. Warren; Pine Creek Basin 2133 Comment
  CAS-BOT-BC218342  Aquilegia formosa var. formosa K. Paulson; Robert Paulson 1988-6-29 66 Modoc N of Benton Meadow along Davis Creek, Warner Mts.. 1828 Comment
  POM299319  Aquilegia formosa var. truncata F. Payne 1901-6-21 217 Modoc Warner Mts, Ridge SW Kerry Creek. 1982 Comment
  RSA0126228  Arabis glabra Mrs. R. M. Austin 1895-04 414 Modoc Goose Lake. Comment
  NY114823  Arabis puberula G. Schoolcraft 1981-5-12 388 Modoc South of Alturas near Jones Lane 1402.1 Comment
  UC412765  Arctostaphylos nevadensis Belknap C. Goldsmith 1911-6-14 31 Modoc N. Fk. Davis Creek Modoc National Forest, Warner Mts. (w slope of mts.) Comment
  CAS-BOT-BC95653  Arctostaphylos patula Bruce Bartholomew; Barrett Anderson 1988-5-12 4093 Modoc 4 km NW of White Horse. 1350 Comment
  RSA604427  Arctostaphylos patula L. C. Wheeler 1935-9-16 3987 Modoc 1 mi. S Everly Reservoir, Devil's Garden. 1524 Comment
  RSA611674  Arenaria congesta L. C. Wheeler 1935-8-8 3809 Modoc Warner Mountains: N Fork Bidwell Creek. 2378 Comment
  UC468966  Arnica M. F. Gilman 553 Modoc 1676 Comment
  JEPS20957  Arnica chamissonis Milo S. Baker 1893-6-20 Modoc Egg Lake Comment
  JEPS35869  Arnica chamissonis Frances D. Payne 1931-6-20 204 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC468971  Arnica chamissonis W. P. Taylor and H. C. Bryant 1910-7-13 Modoc North Fork Parker Creek (head) Warner Mountains, North Fork Parker Creek 2225 Comment
  UC748079  Arnica chamissonis Annie M. Alexander and Louise Kellogg 1946-7-13 4990 Modoc Cowhead Lake Comment
  JEPS35870  Arnica chamissonis Frances D. Payne 1931-6-29 293 Modoc Owl Creek (s slope) Warner Mountains, Warren Peak, Owl Creek 2286 Comment
  CAS-BOT-BC15406  Arnica cordifolia Francis Dorris Payne 1929-7-26 113 Modoc Pine Creek Basin. 2316 Comment
  CAS-BOT-BC15416  Arnica cordifolia K. Paulson; Robert Paulson 1989-6-21 144 Modoc Pine Creek Basin, W side of the Warner Mts. 2109 Comment
  HSC4687  Arnica cordifolia M. T. Milligan 1964-7-25 191 Modoc Pine Creek Basin, along trail. 2439 Comment
  CAS-BOT-BC15402  Arnica cordifolia John H. Hatton 1911-6-13 65 Modoc Rush Creek Canyon. 1280 Comment
  CAS-BOT-BC15412  Arnica cordifolia P. Monnet 1911-7-1 886 Modoc Warner's Range Comment
  RSA323623  Arnica fulgens A. Tiehm 1984-6-30 8837 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  JEPS35867  Arnica longifolia W. L. Jepson 1918-8-13 7974 Modoc Eagle Peak Warner Mountains, Eagle Peak 3017 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
  RSA606144  Arnica mollis L. C. Wheeler 1935-8-14 3855 Modoc Lily Lake, Pine Creek, Warner Mts. 2134 Comment
  UCR138444  Arnica parryi subsp. sonnei David A. Charlet 1989-8-16 546 Modoc Warner Mountains. 0.8 km NNW of Eagle Peak 2713 Comment
  CAS-BOT-BC15252  Arnica sororia Francis Dorris Payne 1932-6-26 606 Modoc Parker Creek. 1828 Comment
  JEPS121214  Arrhenatherum elatius Lowell Ahart, John Dittes 2013-7-24 18936 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  CHSC67335  Artemisia cana subsp. bolanderi J. D. Jokerst 1986-9-18 2768 Modoc Radar Site Survey S of Doublehead Mtn. Ca. 1.5 mi S of Doublehead Mtn. 1386 Comment
  HSC100342  Artemisia cana subsp. bolanderi Chris Boever 2010-8-11 370115 Modoc North from Cedarville, CA to Fort Bidwell, 13 miles up the Lake Annie road, East side of road. 1602 Comment
  CAS-BOT-BC15256  Artemisia ludoviciana subsp. incompta Francis Dorris Payne 1934-8-29 s.n. Modoc Parker Creek. 1584 Comment
  JEPS37031  Artemisia ludoviciana subsp. incompta L. S. Smith 1918-8-12 1032 Modoc Camp One 2499 Comment
  CAS-BOT-BC15265  Artemisia ludoviciana subsp. ludoviciana K. Paulson; Robert Paulson 1989-7-18 194 Modoc Vicinity of crest of Warner Mts. between Pepperdine and Granger Summit. 2042 Comment
  CAS-BOT-BC15275  Artemisia ludoviciana subsp. ludoviciana L. B. Kildale 1926-9-11 s.n. Modoc Alturas. 1371 Comment
  JEPS117170  Artemisia ludoviciana subsp. ludoviciana Lowell Ahart, John Dittes 2010-8-30 17050 Modoc High bank of a small wash, 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
  UC29669  Artemisia ludoviciana subsp. ludoviciana Mrs. R. M. Austin 1895-7-1 Modoc Davis Creek Comment
  UC217079  Artemisia nova H. M. Hall 1921-9-10 11672 Modoc 24 mi s Alturas Comment
Read comments
Jul 23 2013
  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
  CAS-BOT-BC15656  Asclepias cordifolia K. Paulson; Robert Paulson 1989-6-21 149 Modoc Vicinity of Granger Creek, E side of the Warner Mts. 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
  RSA0025586  Asclepias cordifolia John F. Emmel 1996-7-15 1435 Modoc East slope Warner Mtns; along County Road 42, ca. 2 air mi WNW of Snake Lake. 1829 Comment
  UC105340  Asclepias fascicularis Mrs. R. M. Austin July 1894 Modoc Goose Lake Valley Comment
  CDA39838  Asclepias fascicularis C. B. Greenbank 1974-7-3 s.n. Modoc 3 miles southwest of Newell, Tulelake area. 0 Comment
  CAS-BOT-BC15665  Asclepias speciosa Bruce Bartholomew 1994-7-4 6847 Modoc Hubert Creek. 1390 Comment
  RSA607254  Aster ascendens L. C. Wheeler 1935-8-27 3925 Modoc S Mt. Spring, Devil's Garden. 1524 Comment
  CAS-BOT-BC180154  Astragalus Annie Montague Alexander; L. Kellogg 1946-6-10 4717 Modoc Slope facing Lower Lake, lava bench below Lower and Snake lakes. Comment
  JEPS86084  Astragalus Wayne Roderick 1966-7-23 Modoc Warner Mountains 2133 Comment
  RSA150339  Astragalus curvicarpus A. J. Cronquist, Arthur H. Holmgren 1959-6-21 8530 Modoc East side of the Warner Mts. below Fandango Pass. 1524 Comment
  RSA31861  Astragalus curvicarpus A. A. Heller 1938-6-24 15225 Modoc U. S. Highway 299, between Alturas and Canby. 1341 Comment
  SJSU9635  Astragalus curvicarpus var. curvicarpus W. Savage 1979-7-7 1456 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1508 Comment
  UC727152  Astragalus curvicarpus var. curvicarpus A. A. Heller 1938-6-24 15225 Modoc on banks along U.S. Highway #299 between Alturas and Canby; between Alturas and Canby 1341 Comment
  CAS-BOT-BC182061  Astragalus filipes John Thomas Howell 1934-6-13 12086 Modoc Surprise Valley, 10 mi. S of Fort Bidwell. Comment
  CAS-BOT-BC182074  Astragalus filipes Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16433 Modoc 4 mi. E of summit of Cedar Pass. Comment
  UC1539989  Astragalus filipes M. Mitchell 1936-5-21 50 Modoc 2 mi se Hospital Rock (Lava Beds National Monument); , se of Hospital Rock 1249 Comment
  CDA26666  Astragalus filipes T. C. Fuller 1965-6-2 13593 Modoc South side of Highway 299 to Canby, 10.3 miles west of Alturas. 0 Comment
  SBBG3188  Astragalus gibbsii H. and M. Dearing 1939-6-7 3580 Modoc near Alturas Comment
  UC13380  Astragalus inversus Milo S. Baker 1893-6 Modoc Lava Beds Comment
  JEPS109814  Astragalus pulsiferae var. coronensis Dean W. Taylor 2004-5-13 19066 Modoc jeep road to plateau 0.5 miles south of County Road 62 (1 mile N30dE of Wade Williams Spring, 10 air miles SSW of Alturas) 1402 Comment
  CAS-BOT-BC182046  Astragalus purshii Mrs. H. C. Cantelow 1940-6-2 Modoc 4 miles west of Alturas, Klamath Falls Hwy., on road to Bad Lands Comment
  CHSC117878  Astragalus purshii var. purshii L. P. Janeway 2016-5-16 11994 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  RSA415691  Astragalus purshii var. tinctus Christopher Davidson 1975-6-4 2599 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 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
  CAS-BOT-BC193033  Astragalus purshii var. tinctus Mrs. H. C. Cantelow 1949-6-11 14 Modoc About 8 miles north of Davis Creek, Hy 395. About 600 ft. above Goose Lake on slope 91 Comment
  NY694435  Astragalus purshii var. tinctus Mrs. M. H. Manning 05 1907 715 Modoc Warner Range, east side Comment
  RSA0006855  Astragalus purshii var. tinctus H. D. Ripley, R. C. Barneby 1949-6-11 14 Modoc About 8 mi. N of Davis Creek, Hwy 395 - 29.6 mi. N of Alturas. Comment
  UC1036002  Astragalus purshii var. tinctus Helen K. Sharsmith 1955-6-22 4483 Modoc just n Cedar Pass (on exposed, steep slope); Modoc National Forest, Warner Mountains 1889 Comment
  POM26817  Astragalus whitneyi R. M. Austin 1895-05 31 Modoc Goose Lake Valley. Comment
  POM275213  Astragalus whitneyi A. M. Alexander, Louise Kellogg 1946-7-23 5043 Modoc East slope of Emerson Peak, Warner Mountains. Comment
  UC13373  Astragalus whitneyi Mrs. R. M. Austin 1894-1 Modoc low hills around Goose Lake Goose Lake (Northern California) Comment
  CAS-BOT-BC181992  Astragalus whitneyi var. lenophyllus M. Vasey 1990-6-29 9023 Modoc Along North Emerson Trail, near pass. South Warner Wilderness. 2377 Comment
  CAS-BOT-BC182003  Astragalus whitneyi var. lenophyllus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-16 16525 Modoc 6.4 mi. W of Canby. Comment
  CAS-BOT-BC182006  Astragalus whitneyi var. lenophyllus Bruce Bartholomew 1991-5-25 5757 Modoc Turner Creek at County Rd. 90, N end of Big Valley, 6.4 km N of Lassen County line. 1230 Comment
  CAS-BOT-BC182013  Astragalus whitneyi var. lenophyllus Alice Eastwood; John Thomas Howell 1940-6-11 8011 Modoc 6 mi. NE of adin on road to Canby. Comment
  CAS-BOT-BC182021  Astragalus whitneyi var. lenophyllus John H. Hatton 1911-6-9 2 Modoc Sagebrush flat near Adin. Comment
  SEINET6627113  Athyrium distentifolium var. americanum D. A. Charlet 1989-8-18 565 Modoc Warner Mountains, 3.7 km north of Eagle Peak 2682 Comment
  CAS-BOT-BC30203  Athyrium filix-femina subsp. cyclosorum Bruce Bartholomew 1995-7-31 7119 Modoc Upper reaches of Sassen Creek, W side of the Warner Mountains. 1900 Comment
  SEINET5340470  Athysanus pusillus R. C. Rollins, K. W. Rollins 1981-6-1 81189 Modoc Cedar Summit, between Alturas and Cedarville, off California Hwy. 299. 1890 Comment
  NY526833  Atriplex confertifolia B. M. Bartholomew 1989-4-29 4707 Modoc Southwest corner of Lower Lake, 1.8 km north of the Lassen County line, Surprise Valley. 1370 Comment
  POM312478  Atriplex rosea H. L. Mason 1947-8-9 13477 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CDA2936  Atriplex rosea T. C. Fuller 1962-8-29 9483 Modoc Between road and canal of the South Fork of the Pit River, Pit River Ranch, ca. 5 miles north of Likeley. 0 Comment
  JEPS128417  Balsamorhiza hookeri Jennifer Mueller 2017-7-21 CA 320 -194 Modoc South Likely Tablelands above Little Juniper Reservoir. Comment
  RSA59763  Balsamorhiza hookeri var. lagocephala E. K. Balls 1950-5-14 14690 Modoc 0.2 mi. south of boundary Modoc National Forest, trail from Alturas to Thomas Reservoir. 1524 Comment
  CAS-BOT-BC15188  Balsamorhiza hookeri var. lanata Alice Eastwood; John Thomas Howell 1940-6-11 8008 Modoc 6 mi. NE of Adin on road to Canby. Comment
  SEINET476714  Balsamorhiza macrolepis var. platylepis Unknown 1923-4-26 Modoc Lookout Comment
  CAS-BOT-BC15132  Balsamorhiza sagittata Mrs. M. H. Manning 1903-5-1 113 Modoc Near Fort Bidwell. Comment
  CAS-BOT-BC15136  Balsamorhiza sagittata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 86 Modoc Above Parker Creek. 1981 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
  CAS-BOT-BC15199  Balsamorhiza sagittata Lindsay Stuart Smith; E. H. Steffen 1917-6-2 29 Modoc Jess Valley, Modoc National Forest 1524 Comment
  UCR132752  Balsamorhiza sagittata George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 35.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC58633  Barbarea orthoceras Annie Montague Alexander; L. Kellogg 1946-7-17 5009 Modoc Benton Meadow, Warner Mts. 2072 Comment
  HSC25995  Barbarea orthoceras D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19475 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  JEPS53242  Barbarea orthoceras Frances D. Payne 1931-6-22 237 Modoc s and e of Alturas (Dry Creek, tributary of Parker Creek); Warner Mountains, Parker Creek, Dry Creek 1828 Comment
  UC748375  Barbarea orthoceras Annie M. Alexander and Louise Kellogg 1946-7-17 5009 Modoc Benton Meadow; Warner Mountains 2072 Comment
  CAS-BOT-BC242409  Beckmannia syzigachne John H. Hatton 1911-6-24 160 Modoc unspecified Comment
  CAS-BOT-BC242410  Beckmannia syzigachne Bruce Bartholomew 1990-8-3 5610 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  CHSC116085  Beckmannia syzigachne Lowell Ahart; John Dittes 2015-7-16 20372 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
  JEPS114846  Beckmannia syzigachne Lowell Ahart, John Dittes 2008-6-21 14991 Modoc In shallow water and on wet soil, along the edge of the drying pond, north of the large culvert, east of the large levee, mountain meadow, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (ai 1255 Comment
  CAS-BOT-BC54179  Berberis aquifolium var. repens Margaret J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, W side of Warner Mtns. 2133 Comment
  UC71677  Berberis aquifolium var. repens Mrs. M. H. Manning 1903-5 134 Modoc Mt. Bidwell Comment
  CAS-BOT-BC21487  Berula erecta Bruce Bartholomew 1991-10-13 6122 Modoc Just N of Surprise Valley Mineral Hot Springs, ca. 8 km W of Cedarville, Surprise Valley. 1320 Comment
  UC985674  Berula erecta Verne Grant, Irving Schneider 1947-7-22 8150 Modoc 1 mi nw of Highway 395 (on dirt road leading to s end of Goose Lake, Headwaters of North Fork of Pit River); North Fork Pit River Comment
  JEPS58646  Betula glandulosa L. S. Smith 1917-7-29 886 Modoc bog below Bald Mt. 2011 Comment
  UC1192190  Bidens cernua Herbert L. Mason and Verne Grant 1947-7-12 13431 Modoc n of Likely (s loop of w side road) Comment
  RSA603852  Bidens cernua L. C. Wheeler 1935-9-22 3996 Modoc Warm Springs Valley: Pit River at Rattlesnake Butte. 1341 Comment
  HSC5199  Bidens frondosa R. C. Wunner 1965-9-1 504 Modoc Lava Beds National Monument, near NE entrance to monument by shore of Tule Lake Comment
  CAS-BOT-BC15092  Blepharipappus scaber Lillian S. Mott 1976-5-29 5 LM76 Modoc Devil's Garden, N of Alturas. 1402 Comment
  CAS-BOT-BC15108  Blepharipappus scaber Bruce Bartholomew; Barrett Anderson 1989-6-1 4735 Modoc ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 Comment
  CAS-BOT-BC15118  Blepharipappus scaber John Thomas Howell 1934-7-1 12322 Modoc Duncan Horse Camp. Comment
  HSC2225  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi NE of Alturas 1616 Comment
  POM298280  Blepharipappus scaber D. D. Keck, Jens Clausen 1935-6-24 3711 Modoc 3 miles northeast of Willow Ranch, east of Goose Lake. 1555 Comment
  CAS-BOT-BC15079  Blepharipappus scaber Louis Cutter Wheeler 1935-8-6 3795 Modoc Edge of Mts. 1/4 mi. E of Pine Creek (town). 1584 Comment
  HSC5211  Blepharipappus scaber M. T. Milligan 1964-6-20 62 Modoc 3 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  UC35784  Blepharipappus scaber Mrs. R. M. Austin and Bruce 1898-7-1 2322 Modoc Davis Creek Comment
  UC726571  Blepharipappus scaber A. A. Heller 1941-6-26 16219 Modoc 3 mi w of Canby (along U.S. 299); U.S. 299 Comment
  CAS-BOT-BC58659  Boechera lyallii Leland S. Smith 1917-7-2 68 Modoc Warren Mt. 2590 Comment
  CAS-BOT-BC14067  Boechera microphylla Annie M. Alexander; Louise Kellogg 1946-7-24 5074 Modoc Warner Mountains. Horse Mountain. Comment
  CAS-BOT-BC95728  Boechera pauciflora Margaret M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Campground Comment
  CHSC118073  Boechera pauciflora L. P. Janeway 2016-5-17 12019 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir. 1544 Comment
  JEPS126550  Boechera pinetorum Lowell Ahart, John Dittes 2016-6-6 20947 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
  CAS-BOT-BC58565  Boechera platysperma Annie Montague Alexander; L. Kellogg 1946-8-1 5107 Modoc Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC35123  Boechera puberula E. S. Willits 1940-5-6 225 Modoc Davis Creek. Comment
  CAS-BOT-BC95739  Boechera sparsiflora Bruce Bartholomew 1994-5-15 6694 Modoc Adjacent to Fee Reservoir. Ca. 10 km E of Fort Bidwell. 1590 Comment
  RSA0128826  Boechera sparsiflora E. K. Balls 1950-5-11 14606 Modoc W of Middle Lake. Between Eagleville and Cedarville. 1433 Comment
  UC10097  Boechera sparsiflora Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC58646  Boechera stricta Elmer Ivan Applegate 1932-7-9 7614 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC25895  Boechera subpinnatifida B. Bartholomew; M. Bourell 1990-4-27 5193 Modoc 1.1 km east of the Modoc National Forest boundary on Parker Creek Road. 1660 Comment
  RSA166305  Boisduvalia macrantha Peter H. Raven, Otto T. Solbrig 1958-6-18 13330 Modoc Eastern outskirts of Lookout Comment
  UC2116  Bolboschoenus fluviatilis Milo S. Baker 1893-7-2 Modoc Egg Lake Comment
  UC1199880  Botrychium simplex Annie Alexander and Louise Kellogg 1946-8-3 5111 Modoc Eagle Creek, head of Warner Mountains Comment
  CHSC115568  Brodiaea coronaria Lowell Ahart; John Dittes 2015-7-15 20340 Modoc About 400 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. 1269 Comment
  UC1094382  Brodiaea coronaria subsp. coronaria R. C. Bacigalupi with S. Galen Smith 1957-6-27 5980 Modoc ca 9 mi nw Canby (along State Hwy 139) Comment
  HSC3020  Brodiaea elegans subsp. elegans M. T. Milligan 1964-7-1 107 Modoc Ballard's Reservoir Rd. 1 mi. S of Modoc County Rd. 54 1372 Comment
  UCD32701  Bromus briziformis Beecher Crampton 1954-7-6 2119 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  SEINET4344988  Bromus briziformis M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  UCD57984  Bromus carinatus L. D. Whitney 1935-7-13 s.n. Modoc Pit River--Stone Coal Valley. Comment
  CAS-BOT-BC242437  Bromus carinatus var. carinatus Leland S. Smith 1922-7-20 1272 Modoc Rush Creek Ranger Station. 2133 Comment
  CAS-BOT-BC242440  Bromus carinatus var. carinatus Bruce Bartholomew 1992-8-9 6395 Modoc Upper region of Owl Creek drainage, below cliffs, E of Summit Trail, E side of Warner Mountains. 2500 Comment
  UC1037134  Bromus carinatus var. carinatus Leo Whitney 1935-6-8 3193 Modoc 2 mi ne of Hole-in-the-rock (18 mi wnw of Canby) Comment
  UC1137106  Bromus carinatus var. carinatus August L. Hormay 1932-7-15 Modoc Crowder Flat Ranger Station Comment
  UC1137119  Bromus carinatus var. carinatus August L. Hormay 1936-7-14 Modoc Modoc National Forest, D D plot site Modoc National Forest; , D D plot site Comment
  UCD59097  Bromus carinatus var. marginatus L. Whitney 1935-7-6 s.n. Modoc Pit River. Stone Coal Valley. Comment
  SEINET3922999  Bromus japonicus Leo Whitney 1935-6-30 3351 Modoc Spaulding's Butte, 16 miles west-northwest of Canby.; 0 Comment
  JEPS73962  Bromus racemosus Frances D. Payne 1932-7-20 720 Modoc s and e of Alturas (Warner Mountains, Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC242455  Bromus tectorum Bruce Bartholomew; Barrett Anderson 1989-6-2 4775 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  CAS-BOT-BC95101  Callitriche palustris Verne Grant; I. Schneider 1947-7-22 8136 Modoc North Fork of Pit River by State Quarantine Station, Highway 395, N of Alturas. Comment
  RSA611024  Callitriche palustris L. C. Wheeler 1935-8-15 3863 Modoc Warner Mountains: Dismal Swamp, Twenty Mile Creek. 2226 Comment
  NY18987  Calocedrus decurrens A. D. Borden 1911-8-9 s.n. 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
  RSA722580  Calocedrus decurrens R. R. Halse 2006-8-4 6999 Modoc Along Highgrade Road ca. 4.4 miles north of Fort Bidwell, north end of the Warner Mountains, east slope 1765 Comment
  CAS-BOT-BC244930  Calochortus leichtlinii Bruce Bartholomew 1989-7-15 5003 Modoc Sweagert Flat. 1860 Comment
  HSC15398  Calochortus leichtlinii M. T. Milligan 1964-7-25 192 Modoc 1.0 mi. E of Weber Salt Camp on Pine Creek Rd. 2134 Comment
  UC422832  Calochortus longebarbatus var. longebarbatus Milo S. Baker 1897-8-1 161 Modoc Forestdale Comment
  RSA78908  Calochortus macrocarpus E. K. Balls, Percy C. Everett 1952-10-10 18149 Modoc Above S. Fk. Public Camp, 8 mi. E. of Likely on road to Jess Valley. 1555 Comment
  UCD139541  Calochortus macrocarpus A. J. Van Orsdel 1935-7-11 s.n. Modoc Clear Lake. Comment
  CAS-BOT-BC217329  Caltha leptosepala Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16485 Modoc 6.4 mi. S of Lassen Creek camp ground, on road to Buck Mt., Warner Mts. Comment
  CHSC117570  Calycadenia Lowell Ahart; John Dittes 2016-7-14 21153 Modoc About 80 yards west of the Fishing Access Asign, low area along poor dirt road, more south of the fence, 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) south west of Adin, Big Valley. 1276 Comment
  CAS-BOT-BC197579  Calyptridium umbellatum Elmer Ivan Applegate 1932-8-3 8128 Modoc Arid summit of Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC197585  Calyptridium umbellatum Annie Montague Alexander; L. Kellogg 1946-6-25 4825 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  UC748318  Calyptridium umbellatum Annie M. Alexander and Louise Kellogg 1946-7-17 5002 Modoc Benton Meadow; Warner Mountains, Benton Meadow 2072 Comment
  CAS-BOT-BC95588  Calystegia occidentalis subsp. occidentalis John Thomas Howell 1934-6-13 12083 Modoc Fandango Pass. 1828 Comment
  CDA33812  Calystegia occidentalis subsp. occidentalis Dale Woods 2010-7-1 s.n. Modoc Approx. 2 miles southeast of Hwy 299 along Kelly Springs Rd., at a west-facing overlook. 0 Comment
  CAS-BOT-BC242129  Camassia quamash subsp. breviflora Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-5-29 773 Modoc 1 mi. E of Lake City. Comment
  CHSC107322  Camelina microcarpa Lowell Ahart; John Dittes 2011-6-21 17517 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
  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
  CAS-BOT-BC191121  Camissonia andina Bruce Bartholomew 1991-6-21 5817 Modoc N side of Mud Lake, 5.8 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  NY851234  Camissonia claviformis var. cruciformis B. M. Bartholomew 1989-6-2 4838 Modoc 6.4 km east of Eagleville on the road to the California state border, east side of Surprise Valley 1550 Comment
  RSA37525  Camissonia contorta Milo S. Baker 1936-6-14 8309 Modoc Sink along Hwy. Malin to Canby several miles N of Quarantine Station. Comment
  UC1586092  Camissonia parvula Barbara Ertter 1988-6-18 7614 Modoc Hwy 139 1 mi s jct. to Lava Beds Nat'l Monument (ca 50 air mi sw of Klamath Falls, a few mi n of Agric. Inspection Station, e of Tonesta) 1310 Comment
  CAS-BOT-BC191106  Camissonia pubens Leland S. Smith 1920-7-13 1197 Modoc Round Valley. 1402 Comment
  CAS-BOT-BC191103  Camissonia subacaulis Bruce Bartholomew 1995-6-23 6998 Modoc 2.4 km N of Forest Road 30 on road from Hall Meadow to Plume Valley Camp Ground. 1770 Comment
  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
  CAS-BOT-BC191097  Camissonia subacaulis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16481 Modoc Along Lassen Creek, on road to Davis Creek. Comment
  NY852084  Camissonia tanacetifolia B. J. Ertter 1988-6-18 7606 Modoc West side of Hwy 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
  CAS-BOT-BC191094  Camissonia tanacetifolia subsp. tanacetifolia John Thomas Howell 1934-7-2 12358 Modoc E side of Clear Lake. Comment
  POM312605  Camissonia tanacetifolia subsp. tanacetifolia H. L. Mason, Verne Grant 1947-7-10 13327 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  RSA518987  Camissonia tanacetifolia subsp. tanacetifolia Barbara Ertter 1988-6-18 7606 Modoc West side of Highway 139 just south of where it crosses railroad at junction to Clear Lake, northeast of Dry Lake east of Lava Beds National Monument. 1250 Comment
  RSA72211  Camissonia tanacetifolia subsp. tanacetifolia F. W. Peirson 1926-6-24 6857 Modoc Small lake about 3 miles east of Alturas. Comment
  CHSC117505  Capsella bursa-pastoris Lowell Ahart; John Dittes 2016-7-14 21161 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
  JEPS53291  Capsella bursa-pastoris Frances D. Payne 1931-6-17 177 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC58426  Cardamine breweri var. breweri Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10527 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  CDA13476  Cardaria chalepensis G. F. Hrusa, T. D. Wilfred 1996-7-21 13323 Modoc Modoc Plateau; Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. 1280 Comment
  CDA10594  Carduus acanthoides G. Deal 1997-7-25 s.n. Modoc Tuscarora Pipe Line right-of-way near Hackamore. 0 Comment
  CAS-BOT-BC497336  Carex G. Schoolcraft 1996-7-23 2544 Modoc E. of Yankee Jim Ranch, about 12 mi SE of Alturas 1645 Comment
  UCD140094  Carex angustata Verne Grant; Irving Schneider 1947-8-29 8352 Modoc Pit River, at bridge by Coal Stone Valley. Comment
  UC1036070  Carex aquatilis Annie M. Alexander and Louise Kellogg 1946-7-19 5033 Modoc Benton Meadow Warner Mountains, Benton Meadow 2072 Comment
  CAS-BOT-BC242371  Carex athrostachya Herbert Louis Mason; Verne Grant 1947-7-10 13355 Modoc Pasture land 1/4 mi. W of Doris Reservoir, 2 mi. E of Alturas. Comment
  UC1024852  Carex athrostachya Leo Whitney 1935-6-9 3197 Modoc near White Horse; White Horse lake (Flat) Comment
  CDA33022  Carex athrostachya T. C. Fuller 1958-7-8 1942 Modoc Likely: Corporation Ranch 0 Comment
  CAS-BOT-BC497333  Carex aurea G. Schoolcraft 1996-7-23 2547 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  UC1586928  Carex densa Juha Pykala and D. H. Norris 1987-5-28 1301 Modoc Joseph Creek Rd. about 3 road mi from Highway 395 (w of Warner Mountains) 1550 Comment
  CAS-BOT-BC245190  Carex douglasii Alice Eastwood; John Thomas Howell 1940-6-13 8179 Modoc E side of Cedar Pass. Comment
  HSC48333  Carex hassei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19358 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC1036067  Carex heteroneura Annie M. Alexander and Louise Kellogg 1946-7-19 5030 Modoc Benton Meadow, Warner Mountains Comment
  CAS-BOT-BC245185  Carex hoodii Bruce Bartholomew; Barrett Anderson 1988-7-21 4457 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  RSA504648  Carex jonesii Bruce Bartholomew, B. Anderson 1988-7-21 4606 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  SEINET7563152 Image available Carex jonesii John Thomas Howell 1934-6-14 12165 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  UC1036069  Carex luzulina var. ablata Annie M. Alexander and Louise Kellogg 1946-7-19 5032 Modoc Benton Meadow Warner Mountains 2072 Comment
  UC1540191  Carex luzulina var. ablata Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9117 Modoc headwaters of upper South Deep Creek Warner Mountains 2194 Comment
  CAS-BOT-BC245179  Carex multicaulis Bruce Bartholomew 1993-6-12 6593 Modoc Top of ridge directly above Day Rock. 1380 Comment
  CAS-BOT-BC245168  Carex nebrascensis Louis Cutter Wheeler 1935-8-16 3870 Modoc Dismal Swamp, Twenty-Mile Creek. 2225 Comment
  CAS-BOT-BC245170  Carex nebrascensis Leland S. Smith 1917-6-9 30 Modoc Jess Valley 1524 Comment
  CHSC108020  Carex nebrascensis Lowell Ahart; John Dittes 2011-6-21 17522 Modoc About 30 yards west of the fence, meadow like area in uplands south of the big meadow, Ash Creek State Wildlife Area, about 1000 feet north of Lassen County Line, about 3.6 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117659  Carex nebrascensis Lowell Ahart, John Dittes 2010-8-30 17086 Modoc About 400 yards west the bridge across Ash Creek, Elkins Lane, Ash Creek State Wildlife Area, 4215 feet north fo Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1277 Comment
  RSA0058899  Carex nebrascensis Lowell A. Ahart, John Dittes 2011-6-21 17522 Modoc About 30 yards west of the fence, meadow like area in uplands south of the big meadow, Ash Creek State Wildlife Area, about 1,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 0.8 miles (air) northeast of Bieber, Big Valley. 1268 Comment
  POM204121  Carex nebrascensis J. T. Howell 1934-6-15 12190 Modoc Alturas. Comment
  SJSU9665  Carex nebrascensis W. Savage 1979-7-9 1510 Modoc border of pond by ranch house, Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC119277  Carex ovalis Louis C. Wheeler 1944-6-4 s.n. Modoc Dismal Swamp, Warner Mts. 2225 Comment
  JEPS63608  Carex pachystachya Frances D. Payne 1932-7-21 725 Modoc Patterson Lake Warner Mountains, Mt. Warren, Patterson Lake Comment
  UC1024331  Carex pellita Annie M. Alexander and Louise Kellogg 1946-7-7 4931 Modoc Eight Mile Creek 1752 Comment
  UC826624  Carex pellita John Thomas Howell 1934-6-16 12207 Modoc Parker Creek Warner Mts. 1584 Comment
  RSA180150  Carex petasata Clare B. Hardham 1961-6-17 7808 Modoc North Fork of the Pitt River, 3.3 miles S of junction of 395 and 8A Comment
  UCD140769  Carex praegracilis Herbert L. Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  UC1736038  Carex raynoldsii Dean W. Taylor 1989-8-5 10469 Modoc North Emerson Lake; Warner Mountains Comment
  UC1024328  Carex scopulorum var. bracteosa Annie M. Alexander and Louise Kellogg 1946-6-28 4856 Modoc Pine Creek Canyon Warner Mountains 2240 Comment
  CHSC100426  Carex sheldonii Lowell Ahart; John Dittes 2008-8-25 15292 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  JEPS114828  Carex sheldonii Lowell Ahart, John Dittes 2008-6-21 15012 Modoc In shallow water 4-6 inches deep, edge of a large pond, north of 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
  CAS-BOT-BC245152  Carex simulata R. L. Ward 1976-5-18 Modoc Pine Spring. 1508 Comment
  UC1100576  Carex simulata Verne Grant, Irving Schneider 1947-8-28 8338 Modoc nw Alturas; Jack Swamp 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-BC242395  Carex vesicaria var. vesicaria Annie Montague Alexander; L. Kellogg 1948-9-21 5625 Modoc Lily pond above Mineral Spring, one mile SW of top of grade between New Pine Creek and Fort Bidwell. 2286 Comment
  CAS-BOT-BC180131  Castanopsis sempervirens Bruce Bartholomew 1989-7-15 4984 Modoc 7 km from State Hwy 299 on road to Manzanita Mountain. 1830 Comment
  CAS-BOT-BC225998  Castilleja applegatei subsp. pinetorum Francis Dorris Payne 1931-6-11 148 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC226002  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-5-13 4172 Modoc Ca. 1 km SE of Parker Creek Road on West Warner Road, W side of the Warner Mts.. 1710 Comment
  CAS-BOT-BC229828  Castilleja applegatei subsp. pinetorum Roxana Stinchfield Ferris; R. Duthie 1919-6-14 91 Modoc Above Parker Creek, Modoc National Forest 1981 Comment
  HSC1973  Castilleja applegatei subsp. pinetorum M. T. Milligan 1966-6-28 483 Modoc Volcanic plateau W of Jess Valley. 1829 Comment
  POM45032  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 529 Modoc Goose Lake Valley. Comment
  SEINET13978159  Castilleja applegatei subsp. pinetorum M. J. Williams 1983-7-29 83- 116 -9 Modoc Warner Mountains, N of Cedar Pass, 1.1 mi N of Stough Reservoir Campground. 2088 Comment
  HSC20572  Castilleja applegatei subsp. pinetorum M. T. Milligan 1965-7-27 354 Modoc 1677 Comment
  CAS-BOT-BC226012  Castilleja arachnoidea Bruce Bartholomew 1995-8-1 7162 Modoc Bidwell Mtn., E side of the Warner Mountains. 2150 Comment
  UC748159  Castilleja arachnoidea Annie M. Alexander and Louise Kellogg 1946-7-30 5099 Modoc e slope near summit Eagle Peak; Warner Mountains Comment
  JEPS29113  Castilleja arachnoidea Lauramay T. Dempster 1961-6-20 1718 Modoc just n junction of Dismal Creek Road with Fort Bidwell Road; Warner Mts. 2346 Comment
  UC27293  Castilleja campestris subsp. campestris Milo S. Baker 1893-6 Modoc Adobe bottom Comment
  CHSC117366  Castilleja lacera Lowell Ahart; John Dittes 2016-7-14 21180 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS29100  Castilleja lacera Lauramay T. Dempster 1961-6-18 1699 Modoc 3.2 mi e Cedar Pass (near head of canyon s of highway) 1752 Comment
  JEPS62827  Castilleja lacera John Weiler 1970-7-8 70238 Modoc n of Adin (along road to Rush Creek Camp grounds near its junction with Highway 299) 1524 Comment
  CAS-BOT-BC226042  Castilleja linariifolia Belknap C. Goldsmith 1912-8-8 75 Modoc South of Goose Lake. 1493 Comment
  JEPS36815  Castilleja linariifolia Charles F. Quibell 1964-7-1 Modoc 2.5 mi e Alturas (along U.S. Hwy 395) Comment
  RSA104155  Castilleja linariifolia Elmer I. Applegate 1929-7-28 6082 Modoc North of Clear Lake. Comment
  RSA31872  Castilleja linariifolia A. A. Heller 1940-6-29 15746 Modoc On U.S. Highway 299, about 5 miles west of Alturas. Comment
  UC733140  Castilleja linariifolia Elmer I. Applegate 1929-7-28 6082 Modoc n of Clear Lake Comment
  RSA305823  Castilleja longispica James R. Shevock 1972-5-20 1806 Modoc N of Alturas, Hwy 299. 1372 Comment
  CAS-BOT-BC241011  Castilleja pilosa Marion Ownbey; Fred G. Meyer 1940-7-1 2140 Modoc North slopes, Cedar Peak, Warner Mts. Comment
  CHSC117766  Castilleja pilosa L. P. Janeway 2016-5-17 12027 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
  CAS-BOT-BC226071  Castilleja tenuis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16509 Modoc 13 mi. W of Canby along Calif. St. Hwy 139. Comment
  CAS-BOT-BC226075  Castilleja tenuis Bruce Bartholomew 1990-6-17 5352 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-BC226080  Castilleja tenuis Clare Butterworth Hardham 1974-8-4 20181 Modoc Headwaters of Dismal and 12 Mile creeks, Warner Mountains 2133 Comment
  CHSC117495  Castilleja tenuis Lowell Ahart; John Dittes 2016-7-14 21181 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS77516  Castilleja tenuis L. R. Heckard with T. I. Chuang and R. C. Bacigalupi 1978-7-19 4883 Modoc Cedar Pass; n side of road 1920 Comment
  UC27209  Castilleja tenuis Milo S. Baker 1893-7-9 Modoc Adobe Lake bottom Adobe Lake Comment
  UC71740  Castilleja tenuis Mrs. M. H. Manning Jul 1904 396 Modoc 6 mi below Ft. Bidwell (Alkali Lake, ne Modoc County); Alkali Lake Comment
  CAS-BOT-BC217142  Ceanothus integerrimus Leland S. Smith 1920-8-22 13 Modoc White Horse. 1341 Comment
  RSA504605  Ceanothus integerrimus Bruce Bartholomew, B. Anderson 1988-6-23 4265 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  RSA1097  Ceanothus prostratus E. R. Johnson 1928-8-31 1192 Modoc 4 miles W of lookout Comment
  RSA59733  Ceanothus prostratus E. K. Balls 1950-5-20 14799 Modoc Above Mill Creek Falls Public Camp on way from likely to Clear Lake 1738 Comment
  RSA59845  Ceanothus prostratus E. K. Balls 1950-5-15 14696 Modoc 8.5 miles NW Canby Hwy 139 to Klamath Falls. 1402 Comment
  UC1281290  Ceanothus prostratus H. E. McMinn 1941-8-27 5404 Modoc Egg Lake 12-13 mi from Lookout; Egg Lake Comment
  UC452660  Ceanothus prostratus Franklin P. Nutting Modoc Forestdale Comment
  SEINET13946047 Image available Ceanothus prostratus E. K. Balls 14632 Modoc .75 mile below (east of) crest of Fandango Pass. (from Fort Bidwell- Lake City Road to Bucks Creek Ranger Station on Hwy 395) Alt. 6100 ft 1859 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
  HSC18352  Ceanothus velutinus M. T. Milligan 1966-8-3 622 Modoc West slope of Eagle Peak. 2439 Comment
  UC18446  Ceanothus velutinus Milo S. Baker 1893-7-10 Modoc 1219 Comment
  CAS-BOT-BC15096  Centaurea cyanus Bruce Bartholomew 1990-6-17 5340 Modoc Surprise Valley, 0.3 mi N of Lake City on County Rd 1. 1390 Comment
  CHSC106187  Centaurea cyanus Lowell Ahart; John Dittes 2010-8-31 17100 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS121213  Centaurea cyanus Lowell Ahart, John Dittes 2013-7-24 18937 Modoc South bank of Ash Creek Canal, S of Ash Creek, Ash Creek State Wildlife Area, 0.79 air miles S of County Road 87, 1.73 air miles W of Adin, Big Valley. Comment
  JEPS114495  Centaurea virgata subsp. squarrosa Lowell Ahart, John Dittes 2008-8-25 15300 Modoc In the middle of a poor dirt road, on the west side of the Pit River, about 1/8 mile east of County Road 91,about 3.8 miles (air) north-northeast of Lookout 1273 Comment
  SEINET7073594  Centaurium davyi A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  UCD22471  Cercocarpus betuloides var. macrourus Brian Vanden Heuvel 2003-4-11 200 Modoc Rush Creek Campground in Modoc National Forest, about 10 miles north of Adin and 6 miles south of Adin Pass. Comment
  SEINET191906  Cercocarpus ledifolius C. L. Hitchcock 1940-5-27 6689 Modoc On sagebrush knoll; 15 miles northeast of Alturas 1615 Comment
  SD46565  Cercocarpus ledifolius Robert J. Weatherby 1955-7-8 1632 Modoc 5.0 miles noorth of Ft. Bidwell, northern Warner Mountains. 1646 Comment
  NY848748  Cercocarpus ledifolius var. intermontanus R. J. Weatherby 1955-7-8 1632 Modoc 5 miles north of Ft. Bidwell, northern Warner Mountains 1646 Comment
  CAS-BOT-BC197528  Cercocarpus ledifolius var. ledifolius Frederick H. Frost 1925-7-11 31 Modoc Cedar Canyon, 2 mi. above Cedarville, Warner Mts. Comment
  CAS-BOT-BC197533  Cercocarpus ledifolius var. ledifolius A. D. Borden 1911-5-20 s.n. Modoc Sugar Hill. Comment
  CAS-BOT-BC197536  Cercocarpus ledifolius var. ledifolius Francis Dorris Payne 1931-6-17 160 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC248320  Cercocarpus ledifolius var. ledifolius B. Bartholomew; H. Sun 2002-6-24 8866 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  NY418596  Cercocarpus macrourus M. S. Baker 1893-6-20 s.n. Modoc Comment
  SD61016  Chaenactis douglasii Darley F. Howe 1964-7-31 3904 Modoc 10.2 miles from entrance to Modoc National Forest on road from Likely; Warner Mountains. 1769 Comment
  CAS-BOT-BC15053  Chaenactis douglasii var. douglasii Bruce Bartholomew; Barrett Anderson 1990-7-21 5561 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  CAS-BOT-BC15069  Chaenactis douglasii var. douglasii David Daniels Keck; J. Clausen 1935-6-24 3716 Modoc 1 mi. N of Buck's Ranger Station, 8 mi. south of New Pine Creek 1524 Comment
  CHSC112123  Chaenactis douglasii var. douglasii L. P. Janeway; B. Castro 2014-6-2 11311 Modoc Great Basic. Along County Road 1, 1.0 km north of the road to the southwest corner of Cow Head Lake (County Road 5), on the east side of Long Canyon, low in the canyon. 1566 Comment
  JEPS44979  Chamaebatiaria millefolium L. S. Smith 1918-6-23 1433 Modoc Modoc National Forest, w side Happy Camp Happy Camp; Modoc National Forest, Happy Camp Comment
  UC17672  Chamaesyce serpyllifolia Milo S. Baker 1893-7-25 Modoc on island Egg Lake Comment
  UC125543  Chamerion angustifolium subsp. circumvagum Mrs. R. M. Austin Aug. 1884 Modoc Sugarloaf Hill Comment
  UC748353  Chamerion angustifolium subsp. circumvagum Annie M. Alexander and Louise Kellogg 1946-7-3 4904 Modoc near Fort Bidwell (s slope); Bidwell Creek Canyon Comment
  CAS-BOT-BC15028  Chamomilla suaveolens Bruce Bartholomew; Barrett Anderson 1989-6-1 4749 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 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
  JEPS121230  Chenopodium album Lowell Ahart, John Dittes 2013-7-24 18933 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
  UC1191334  Chenopodium album Herbert L. Mason and Verne Grant 1947-7-12 13420 Modoc s Alturas (irrigation ditch near s end of w side road, along railroad tracks); Pit River Valley Comment
  CDA34222  Chenopodium desiccatum L. Ahart, J. Dittes 2010-8-31 17111 Modoc On the west side of Elkins Lane, about 100 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. Comment
  NY188266  Chimaphila umbellata B. M. Bartholomew 1989-8-10 5044 Modoc 8.7 km E of Day on County Road 94 Comment
  UC412890  Chimaphila umbellata Franklin P. Nutting 1900-8-20 Modoc near Forestdale Comment
  UC73568  Chimaphila umbellata Milo S. Baker Aug. 1898 534 Modoc Forestdale Comment
  UC21660  Chimaphila umbellata Milo S. Baker 1893-6 Modoc Comment
  CDA18855  Chorispora tenella R. Breckeridge 1999-6-15 PDR 1151663 Modoc Central Coast Ranges; Along Jones Lane, in the vicinity of Alturas. 1328 Comment
  CDA37694  Chorispora tenella Breckenridge/Filippini 2005-6-2 s.n. Modoc Likely, Jones Lane, Lynetta Farms. 0 Comment
  UCD170118  Chorispora tenella R. Breckenridge; K. Filippini 2005-6-20 s.n. Modoc Likely, Lynetta Farms, Jones Lane. Comment
  CAS-BOT-BC197834  Chorizanthe polygonoides var. polygonoides Alice Eastwood; John Thomas Howell 1940-6-15 8300 Modoc 5 mi. N of Lookout. Comment
  POM57302  Chrysanthemum segetum M. S. Baker s.n. Modoc [Unspecified] Comment
  CAS-BOT-BC15039  Chrysothamnus nauseosus subsp. albicaulis Loran C. Anderson 1958-8-24 1615 Modoc Cedar Pass Campground, 8 mi. W of Cedarville. Comment
  CAS-BOT-BC15045  Chrysothamnus nauseosus subsp. albicaulis Elmer Ivan Applegate 1936-9-23 11075 Modoc South base of Caldwell Butte, Lava Beds National Monument. Comment
  CAS-BOT-BC15037  Chrysothamnus nauseosus subsp. consimilis Isabelo T. Kelly 1930-1-1 56 Modoc Fort Bidwell. Comment
  SD123291  Chrysothamnus viscidiflorus subsp. lanceolatus Jack L. Reveal 1984-8-14 2843 Modoc Dry benches east of Goose Lake. 1705 Comment
  HSC81019  Chrysothamnus viscidiflorus subsp. viscidiflorus G. M. Riegel 1980-8-9 1022 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC14971  Cichorium intybus Bruce Bartholomew 1991-7-6 5962 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CAS-BOT-BC191003  Circaea alpina subsp. pacifica K. Paulson; Robert Paulson 1988-7-11 76 Modoc Cedar Pass Campground. 1676 Comment
  CAS-BOT-BC191006  Circaea alpina subsp. pacifica Bruce Bartholomew 1994-7-2 6785 Modoc 5.0 km SE of Joseph Creek Basin on the W side of the Warner Mountains. 1930 Comment
  HSC16244  Circaea alpina subsp. pacifica M. T. Milligan 1966-7-27 589 Modoc Slopes and ridges E of Jess Valley 1707 Comment
  RSA0070848  Cirsium andersonii Bruce Bartholomew, B. Anderson 1990-7-19 5441 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC14960  Cirsium cymosum Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10619 A Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mountains 1889 Comment
  CAS-BOT-BC14961  Cirsium cymosum Alice Eastwood; John Thomas Howell 1940-6-13 8154 Modoc Fandango Pass. Comment
  CAS-BOT-BC14964  Cirsium cymosum Annie Montague Alexander; L. Kellogg 1946-6-14 4766 Modoc Silver Creek branch of Patterson Mill Road. 1828 Comment
  CAS-BOT-BC14970  Cirsium cymosum Bruce Bartholomew 1989-7-15 5002 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC14974  Cirsium douglasii var. breweri Thomas C. Fuller 1975-9-4 20098 Modoc Lunsford Spring, California Pines. Comment
  UC71590  Cirsium douglasii var. breweri Mrs. M. H. Manning 1903-1-1 262 Modoc Fort Bidwell, ne Modoc County Fort Bidwell Comment
  UC55074  Cirsium douglasii var. breweri Milo S. Baker 1899-8-17 Modoc Frank Wiley's Ranch Comment
  CAS-BOT-BC14930  Cirsium occidentale var. candidissimum Edward Kent Balls; Percy C. Everett 1952-10-11 18157 Modoc 1 mi. SE of crest of Fandango Pass, Warner Mountains 1706 Comment
  HSC5400  Cirsium occidentale var. candidissimum M. T. Milligan 1966-7-7 564 Modoc East of Jess Valley, Warner Mtns. 1738 Comment
  JEPS59228  Cirsium occidentale var. candidissimum W. L. Jepson 1918-8-6 7840 Modoc below Fandango Pass (800 ft on e slope); Surprise Valley 1615 Comment
  UC30795  Cirsium scariosum var. americanum Milo S. Baker 1893-6-2 Modoc 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
  SEINET9293025  Cirsium undulatum Unknown 2003-9-9 27065 Modoc Vicinity of Alturas Botany Lab/Herbarium CDA, California Dept. of Food & Agric Comment
  CDA20025  Citrullus colocynthis L. Smith 2002-8-21 PDR 1151619 Modoc Modoc Plateau; USFS property in the vicinity of Alturas. 0 Comment
  CAS-BOT-BC191074  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1991-6-20 5773 Modoc Junction of county roads 87 and 90. 1220 Comment
  RSA164356  Clarkia gracilis subsp. gracilis Clare B. Hardham 1961-6-19 7818 Modoc Warner Mountains, Davis Creek 1524 Comment
  CAS-BOT-BC191061  Clarkia lassenensis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 82 Modoc Above Parker Creek, 1.5 mi. above Modoc National Forest Boundary. Comment
  HSC30036  Clarkia lassenensis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19378 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC71665  Clarkia lassenensis Mrs. M. H. Manning June 1903 154 Modoc near Fort Bidwell Comment
  RSA0059897  Clarkia lassenensis Patricia Wilder 1971-6-20 5086 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-BC191046  Clarkia rhomboidea Bruce Bartholomew; Barrett Anderson 1988-6-23 4234 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  HSC75593  Clarkia rhomboidea G. M. Riegel 1980-7-22 921 Modoc S Warner Mtns. 1670 Comment
  SD46730  Clarkia rhomboidea Robert J. Weatherby 1955-7-8 1622 Modoc Northern Juniper Woodland. 6 miles north of Fort Bidwell, northern Warner Mountains. 1737 Comment
  SEINET10492533  Clarkia rhomboidea Lawrence R. Heckard 1978-7-19 Heckard 4886 Modoc On slope above stream. N side of Cedar Pass. Elev. 6300 feet. 1890 Comment
  SEINET10632445  Clarkia rhomboidea Peter H. Raven, Otto T. Solbrig 1958-6-18 Raven 13309 Modoc Cottonwood Flat Camp Ground, Modoc National Forest. Comment
  SEINET10689254  Clarkia rhomboidea Milo S. Baker Baker s.n. 1893 Modoc Open timbered hillside, gravelly soil. Comment
  SEINET10819638  Clarkia rhomboidea Nancy R. Morin 1978-7-6 Morin 261 Modoc Warner Mts. Campground ca 1/2 mile W of Cedar Pass, Cedar Mtn.; ca 6000 feet. Dry gravelly slopes. 1830 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
  RSA0080490  Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles NE of Alturas. 1982 Comment
  CAS-BOT-BC197429  Claytonia perfoliata subsp. intermontana Bruce Bartholomew; Barrett Anderson 1989-6-1 4734 Modoc Shake Spring, NW side of Shaffer Mountain. 1500 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-BC197469  Claytonia rubra subsp. rubra Belknap C. Goldsmith 1912-4-20 76 Modoc Near Cedarville at foot of Warner Mts. 1493 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
  CAS-BOT-BC226089  Collinsia parviflora Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10556 A Modoc Patterson Ranger Station (East Creek drainage), Modoc National Forest, Warner Mountains 2164 Comment
  CAS-BOT-BC226095  Collinsia parviflora Bruce Bartholomew 1991-6-21 5823 Modoc Vicinity of Drift Fence Tank, 2 km S of Forest Service road 73 on road to Rim Rock Valley. 1580 Comment
  CAS-BOT-BC229852  Collinsia parviflora Francis Whittier Pennell 1940-6-8 25737 Modoc Eastern slope of Warner Mts., NE of Alturas. 1737 Comment
  CAS-BOT-BC229868  Collinsia parviflora Bruce Bartholomew; Barrett Anderson 1989-4-29 4666 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  CHSC117864  Collinsia parviflora L. P. Janeway 2016-5-16 11981 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  SBBG6876  Collinsia parviflora H. and M. Dearing 1939-6-8 3599 Modoc Pine Cyn, Warner Mtns Comment
  RSA0117239  Collinsia parviflora E. K. Balls 1950-5-13 14665 Modoc Goose Lake, east shore about Willow Ranch. 1463 Comment
  RSA534599  Collinsia parviflora Bruce Bartholomew 1991-6-20 5780 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  UCSB27160  Collinsia parviflora Wilken, Dieter 1969-7-28 Modoc Mill Creek Falls, near Clear Lake, east of Likely; Warner Mtns 1767 Comment
  CAS-BOT-BC229870  Collinsia sparsiflora var. sparsiflora Bruce Bartholomew 1995-5-12 6895 Modoc SW flank of White Horse Mountains between Day and Day Rock. 1210 Comment
  UC153506  Collinsia torreyi var. latifolia Milo S. Baker 1893-1 Modoc Forestdale Comment
  UC748142  Collinsia torreyi var. wrightii Annie M. Alexander and Louise Kellogg 1946-7-19 5035 Modoc near Benton Meadow (Warner Mountains); Warner Mountains 2072 Comment
  CAS-BOT-BC190729  Collomia grandiflora Annie Montague Alexander; L. Kellogg 1946-7-7 4952 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  CAS-BOT-BC190732  Collomia grandiflora Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16437 Modoc 4 mi. E of summit of Cedar Pass along Cedar Pass road. Comment
  CAS-BOT-BC190720  Collomia linearis Bruce Bartholomew; Barrett Anderson 1990-7-20 5513 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UC748270  Collomia linearis Annie M. Alexander and Louise Kellogg 1946-7-11 4960 Modoc ne corner of county Eight Mile Creek (slope w) 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
  UC1191639  Convolvulus arvensis Herbert L. Mason and Verne Grant 1947-7-10 13338 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC87772  Conyza canadensis Mrs. R. M. Austin 1894-8-1 Modoc Goose Lake Valley Comment
  CAS-BOT-BC242184  Corallorhiza maculata Bruce Bartholomew 1989-7-14 4982 Modoc Field redacted by CAS, contact the data manager for more information 1580 Comment
  CAS-BOT-BC242187  Corallorhiza maculata Bruce Bartholomew 1994-7-2 6777 Modoc Field redacted by CAS, contact the data manager for more information 1590 Comment
  CAS-BOT-BC229879  Cordylanthus ramosus Louis Cutter Wheeler 1935-8-20 3899 Modoc Pine Spring, Devil's Garden. 1524 Comment
  SJSU9373  Cordylanthus ramosus W. Savage 1979-7-3 1273 .5 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC95599  Cornus sericea John H. Hatton 1911-6-17 119 Modoc unspecified 1219 Comment
  HSC65599  Cornus sericea subsp. sericea Thomas Wood 1979-8-9 233 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of Jct. with Hwy. 2, N of Fort Bidwell. 1509 Comment
  UC412935  Cornus sericea subsp. sericea Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC190769  Corydalis aurea C. C. (Mrs.) Bruce 1898-7-1 2206 Modoc Warner Mts. Comment
  UCD168577  Cotula mexicana Thomas Getts 2017-7-27 s.n. Modoc Three miles east and south of the town of Likely, Likely Place Golf and RV Resort. 1388 Comment
  RSA603125  Crassula aquatica L. C. Wheeler 1935-9-3 3940 Modoc McGinty Reservoir, Devil's Garden. 1463 Comment
  CHSC100512  Crataegus castlegarensis Lowell Ahart; John Dittes 2008-8-26 15334 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  CAS-BOT-BC197568  Crataegus douglasii A. D. Borden 1911-8-9 s.n. Modoc Mall Place, on S side of Shields Creek. Comment
  HSC102678  Crataegus douglasii J. P. Smith, J. O. Sawyer 2011-8-14 13372 Modoc Fence row along Plum Valley Road, east of Davis Creek. 1494 Comment
  CAS-BOT-BC14903  Crepis acuminata Bruce Bartholomew 1992-5-17 6350 Modoc On abandoned dirt track, SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1300 Comment
  UC690857  Crepis bakeri M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake Comment
  JEPS36446  Crepis intermedia Frances D. Payne 1931-6-11 150 a Modoc Parker Creek Warner Mts. 1584 Comment
  UC540832  Crepis intermedia David D. Keck and J. Clausen 1935-6-24 3721 Modoc 3 mi n Davis Creek 1525 Comment
  UC748081  Crepis intermedia Annie M. Alexander and Louise Kellogg 1946-6-28 4865 Modoc Pine Creek Canyon Warner Mountains (mouth, n end of mts.) 1524 Comment
  CAS-BOT-BC14885  Crepis modocensis subsp. modocensis C. C. (Mrs.) Bruce 1898-6-1 2164 Modoc Lake City Mt. Comment
  CAS-BOT-BC14913  Crepis modocensis subsp. subacaulis E. S. Willits 1940-5-6 228 Modoc Davis Creek. 1371 Comment
  UC31311  Crepis monticola M. S. Baker and Frank Nutting 1894-6-30 Modoc Big Valley Comment
  CAS-BOT-BC14858  Crepis occidentalis M. M. Hanna 1956-6-4 Modoc 5 mi. N of Alturas on Cedar Pass road. Comment
  CAS-BOT-BC14894  Crepis occidentalis David Daniels Keck; J. Clausen 1935-6-24 3713 Modoc 3 mi. NE of Willow Ranch, northeastern Modoc County 1470 Comment
  UC581313  Crepis occidentalis E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1846 Modoc roadside 5 mi s Davis Creek Comment
  CAS-BOT-BC14891  Crepis occidentalis subsp. conjuncta Annie Montague Alexander; L. Kellogg 1946-7-18 5016 Modoc Benton Meadow, Warner Mountains 2072 Comment
  UC748135  Crepis occidentalis subsp. conjuncta Annie M. Alexander and Louise Kellogg 1946-7-18 5016 Modoc near Benton Meadow; Warner Mountains 2072 Comment
  HSC5450  Crepis occidentalis subsp. pumila M. T. Milligan 1965-7-1 411 Modoc Plateau W of Jess Valley. 1829 Comment
  JEPS22547  Crocidium multicaule L. S. Smith 1919-3-20 1077 Modoc w of Alturas Comment
  UC76037  Crocidium multicaule Milo S. Baker 1896-5-15 72 Modoc near Johnson's; Big Valley Comment
  CDA36150  Crupina vulgaris CDFA Staff Jun 1992 Modoc 0 Comment
  SEINET5343801 Image available Crupina vulgaris G. Schoolcraft 1993-6-17 2297 Modoc NE of Adin on S. side of Hunter Ridge 1646 Comment
  JEPS70813  Cryptantha celosioides L. S. Smith 1919-6-5 1114 Modoc Deep Creek, above station Modoc Forest 1584 Comment
  UC402819  Cryptantha intermedia Milo S. Baker 1890-1 Modoc Forestdale Comment
  UC857156  Cryptantha intermedia Ivar Tidestrom 1910-6-25 3638 Modoc Libley Draw Modoc National Forest Comment
  HSC3624  Cryptantha simulans M. T. Milligan 1966-8-3 634 Modoc W slope of Eagle Peak Comment
  SDSU20110  Cryptantha subretusa Lee Ripma, R. B. Kelley 2012-7-24 389 Modoc Summit trail, about .25 mi up trail at area where volcanic scree hits trail. 2155 Comment
  SDSU20208  Cryptantha subretusa Ronald B. Kelley 2006-6-27 1153 Modoc Just south of Pepperdine Camp area, southwest of Summit Trail, in Warner Mtns., 5 minutes south of wilderness boundary sign. 2163 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-BC54076  Cryptantha torreyana Barrett Anderson 1986-7-9 3174 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  UC79458  Cryptantha torreyana Milo S. Baker 1893-7-5 Modoc Comment
  NY1112081  Cryptantha watsonii H. D. D. Ripley 1944-6-1 6007 Modoc East of Cedarville 1250 Comment
  JEPS59989  Cryptogramma cascadensis W. L. Jepson 1918-8-13 7961 Modoc below Eagle Lake proper Eagle Peak; Warner Mts 2316 Comment
  SEINET195667  Cusickiella douglasii Annie M. Alexander, Louise Kellogg 1946-8-9 5142 Modoc Squaw Peak; Patterson Lake Trail, Warner Mountains. Comment
  CAS-BOT-BC245136  Cyperus squarrosus Louis Cutter Wheeler 1935-9-3 3938 Modoc McGinty Reservoir, Devil's Garden. 1463 Comment
  UC71859  Cypripedium montanum Mrs. M. H. Manning 1904-7-9 173 Modoc Cottonwood Pass Comment
  CAS-BOT-BC30213  Cystopteris fragilis Francis Dorris Payne 1932-6-12 539 Modoc Parker Creek. 1584 Comment
  JEPS59984  Cystopteris fragilis F. H. Frost 1925-7-11 10 Modoc 2 mi above Cedarville (Cedar Canyon campsite) Comment
  UCR45851  Cystopteris fragilis G. M. Riegel 1980-9-3 1128 Modoc South Warner Mountains 908 Comment
  RSA152455  Cystopteris fragilis I. L. Wiggins, Dorothy Wiggins 1961-6-12 16422 Modoc Near summit of Cedar Pass, between Alturus and Cedarville 1959 Comment
  POM133080  Damasonium californicum Milo S. Baker s.n. Modoc Egg Lake. Comment
  UC529  Damasonium californicum Milo S. Baker 1893-7-25 5828 Modoc Egg Lake Comment
  UC1536802  Damasonium californicum Gordon H. True Jr. 1930-6-25 1014 Modoc Boles Meadow n.w. of Alturas Comment
  JEPS68523  Danthonia californica L. S. Smith 1917-7-19 119 Modoc Joseph Creek Warner Mts. 1981 Comment
  UC1024925  Danthonia californica var. americana Leo Whitney 1935-6-29 3353 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  SBBG524  Danthonia unispicata A. A. Beetle 1941-6-29 2884 Modoc near summit of Mt Adin 1828 Comment
  CAS-BOT-BC214754  Dasiphora fruticosa Annie Montague Alexander; L. Kellogg 1946-8-9 5141 Modoc Patterson Lake Trail, Warner Mts. Comment
  CHSC105976  Deinandra lobbii Lowell Ahart; John Dittes 2010-8-30 17059 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
  SBBG128275  Deinandra lobbii L. Ahart, J. Dittes 2010-8-30 17059 Modoc ca. 5 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. 8.0 mi NE of Bieber 1267 Comment
  RSA59726  Delphinium decorum subsp. tracyi E. K. Balls 1950-5-18 14745 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1829 Comment
  JEPS86305  Delphinium depauperatum Jack and Betty Guggolz 1988-7-4 979 Modoc Comment
  CAS-BOT-BC498677  Delphinium depauperatum Ira L. Wiggins; Dorothy B. Wiggins 1961-6-14 16491 Modoc Warner Mts., 2.5 mi from Hwy 395, 2 mi NW of Fenner Flat Comment
  NY487636  Delphinium depauperatum B. M. Bartholomew 1988-6-24 4308 Modoc Road beyond Poison Lake ca. 8 km south of the road from U.S. Highway 395 to Lily Lake, Warner Mountains. Fort Bidwell 15' Quad. 2130 Comment
  HSC25017  Delphinium nuttallianum M. T. Milligan 1964-6-17 42 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  RSA488035  Delphinium nuttallianum Bruce Bartholomew, B. Anderson 1988-5-12 4117 Modoc S side of Egg Lake. 1300 Comment
  UC1249267  Delphinium nuttallianum Arthur Cronquist and Arthur H. Holmgren 1959-6-20 8518 Modoc between Cedarville and Alturas; Warner Mts., Cedarville Pass 1920 Comment
  CAS-BOT-BC217277  Delphinium nuttallianum Belknap C. Goldsmith 1913-5-13 94 Modoc Modoc County. 1600 Comment
  RSA59803  Delphinium nuttallianum E. K. Balls, M. M. Thompson 1950-5-17 14733 Modoc SW of Double Head, 7.5 miles from Hwy 139, S of Clear Lake Bird Refuge,. 1463 Comment
  CAS-BOT-BC242482  Deschampsia cespitosa subsp. cespitosa Elmer Ivan Applegate 1932-8-2 8073 Modoc Mill Creek Meadows. Comment
  UC1024905  Deschampsia danthonioides Leo Whitney 1935-6-1 3108 Modoc 1 mi. s.w. White Horse Comment
  UC53589  Deschampsia danthonioides M. S. Baker and Frank Nutting 1894-6-13 Modoc w. shore of Egg Lake Comment
  UCR163264  Deschampsia danthonioides Jim Andre 1993-7-2 1429 Modoc Modoc Plateau, about 10 miles NW of Canby on Hwy 139, near NW end of Oak Ridge 1494 Comment
  UCR163270  Deschampsia danthonioides Jim Andre 1993-7-2 1420 Modoc Modoc Plateau, about 13 miles NW of Canby on Tuscorora Pipeline right-of-way, off Hwy 139 1463 Comment
  CAS-BOT-BC247771  Deschampsia elongata Bruce Bartholomew; Barrett Anderson 1990-7-20 5496 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CHSC85398  Deschampsia elongata John Dittes; Josephine Guardino 1991-8-24 459 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  HSC9610  Deschampsia elongata M. T. Milligan 1964-7-25 174 Modoc Pine Creek Basin, along trail. 2439 Comment
  UC188866  Deschampsia elongata Milo S. Baker 1900-8-25 Modoc Forestdale Comment
  NY126063  Descurainia incisa B. Anderson 1986-7-9 3164 Modoc Warner Mtns., Stough Reservoir Rd. just E of Cedar Pass near Stough Reservoir 1965 Comment
  HSC6716  Descurainia longipedicellata M. T. Milligan 1966-6-29 489 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC58610  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1934-6-13 12065 A Modoc Fandango Pass, Warner Mts. 1828 Comment
  CAS-BOT-BC58611  Descurainia pinnata subsp. brachycarpa Bruce Bartholomew; M. Gilbert; L. Skog 1993-5-10 6445 A Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  POM94913  Descurainia pinnata subsp. filipes C. C. Bruce 1898-06 2246 Modoc Lake City Canon. Comment
  HSC6957  Descurainia sophia M. T. Milligan 1964-6-4 19 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  CAS-BOT-BC190760  Dicentra uniflora Bruce Bartholomew; Mona Bourell 1990-4-27 5196 Modoc Granger Summit Rd, 4 km N of southern turnoff to Deep Creek, Warner Mts. 2130 Comment
  CAS-BOT-BC49468  Dieteria canescens var. shastensis Bruce Bartholomew 1989-8-10 5045 Modoc 8.7 km E of Day on County Road 94. Comment
  UC296074  Dieteria canescens var. shastensis E. B. Babcock and J. L. Collins 1926-7-20 85 Modoc about 10 mi s Alturas Comment
  JEPS30363  Dimeresia howellii Peter H. Raven 1962-5-29 17879 Modoc 3.4 mi e Cedar Pass (in canyon s of highway); Warner Mountains Comment
  UC705643  Dimeresia howellii Marion Ownbey and Fred G. Meyer 1940-7-1 2136 Modoc Cedar Pass; Warner Mts. Comment
  UC748193  Dimeresia howellii Annie M. Alexander and Louise Kellogg 1946-8-9 5147 Modoc Patterson Lake Trail Warner Mountains Comment
  JEPS3159  Dimeresia howellii L. S. Smith 1918-6-20 967 Modoc High Grade and vicinity High Grade 2103 Comment
  CAS-BOT-BC229912  Diplacus cusickioides G. Dallas Hanna 1958-9-23 s.n. Modoc Cedar Pass. Comment
  CAS-BOT-BC234522  Diplacus layneae K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  SBBG22643  Diplacus nanus C. B. Hardham 1961-6-19 7841 Modoc Willow Crk 1676 Comment
  SEINET14196640  Diplacus pygmaeus D. M. Thompson 1988-1 927 Modoc S end Egg Lake, between Kramer Reservoir and White Horse-Lookout road, along intermittent stream, 2.3 road miles W of RR crossing. 1300 Comment
  SEINET8255120  Diplacus pygmaeus David M. Thompson 1988-6-3 927 Modoc Egg Lake, s end; between Kramer Reservoir and White Horse Lookout railroad crossing. 1300 Comment
  CAS-BOT-BC234441  Diplacus tricolor Bruce Bartholomew; Barrett Anderson 1989-6-3 4906 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  CAS-BOT-BC247767  Distichlis spicata Leland S. Smith 1920-6-11 1171 Modoc Near Alturas. 1310 Comment
  CAS-BOT-BC218290  Dodecatheon alpinum Elmer Ivan Applegate 1932-8-7 8228 Modoc Stream at Lily Lake. Comment
  JEPS3940  Dodecatheon alpinum N. T. Mirov 1929-7-4 Modoc about one mi s Oregon-California boundary (Lily Lake, Warner Mountains); Warner Mountains, Lily Lake 2133 Comment
  UC640440  Dodecatheon alpinum Elmer I. Applegate 1932-8-7 8228 Modoc along mossy stream at Lily Lake Warner Mountains, , Lily Lake (Bidwell Pass) Comment
  UC201724  Dodecatheon alpinum W. P. Taylor and H. C. Bryant 1910-7-24 Modoc e face Warren Pk Warner Mountains, e face Warren Pk 2651 Comment
  CAS-BOT-BC218281  Dodecatheon conjugens Annie Montague Alexander; L. Kellogg 1946-6-8 4695 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  UC1514512  Dodecatheon conjugens E. H. Steffen May 21 1917-May 29 1917 5 Modoc West Valley Camp Modoc Forest, West Valley Camp 1524 Comment
  CAS-BOT-BC218268  Dodecatheon conjugens var. conjugens F. Angwin 1946-4-13 Modoc Big Valley, 2 mi. NW of Adin. 1280 Comment
  CAS-BOT-BC218279  Dodecatheon conjugens var. conjugens Leo David Whitney 1935-5-19 3108 Modoc Edge of Hackamore River, near Hackamore. Comment
  CAS-BOT-BC218285  Dodecatheon conjugens var. conjugens Bruce Bartholomew; Mona Bourell 1990-4-27 5191 Modoc 1.1 km E of the Modoc National Forest boundary on Parker Creek Road. 1660 Comment
  CHSC77227  Dodecatheon pulchellum G. S. Batholomew 1998-6-4 2725 Modoc Island meadow on Devils Garden area. 1615 Comment
  UC71816  Dodecatheon pulchellum Mrs. M. H. Manning 1904-7-16 Modoc Mt. Bidwell Mt. Bidwell (north-eastern Modoc County) Comment
  CAS-BOT-BC95111  Downingia bacigalupii Bruce Bartholomew 1990-6-18 5375 Modoc 5.5 km N of Hwy 299 on Crowder Flat Rd. 1450 Comment
  CAS-BOT-BC95114  Downingia bacigalupii Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16515 Modoc 13 mi. W of Canby along State Hwy 139. Comment
  CHSC117038  Downingia bacigalupii Lowell Ahart; John Dittes 2016-6-6 20962 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CHSC117251  Downingia bacigalupii Lowell Ahart; John Dittes 2016-7-14 21165 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 County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  JEPS117480  Downingia bacigalupii Lowell Ahart, John Dittes 2010-8-31 17124 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
  JEPS119656  Downingia bacigalupii Lowell Ahart, John Dittes 2012-7-10 18322 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
  RSA436117  Downingia bacigalupii L. S. Rose 1940-6-11 40511 Modoc Canby. 1326 Comment
  CHSC85120  Downingia bicornuta var. bicornuta John Dittes; Josephine Guardino 1991-7-21 415 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
  UC890623  Downingia insignis Lewis S. Rose 1940-6-11 40511 Modoc Canby 1325 Comment
  HSC80853  Draba albertina G. M. Riegel 1980-8-25 1105 Modoc S Warner Mtns. 2427 Comment
  UC1446112  Draba albertina Gary Schoolcraft 1979-8-3 166 Modoc top of Lake City Canyon top of Lake City Canyon (on sw side road at edge of meadow area near 2 small pit reservoirs) 2194 Comment
  UC748492  Draba albertina Annie M. Alexander and Louise Kellogg 1946-7-25 4823 Modoc n end Warner Mts (Dismal Swamp); n end Warner Mountains, Dismal Swamp 2255 Comment
  CAS-BOT-BC58552  Draba densifolia Bruce Bartholomew 1991-8-5 6074 Modoc Summit Trail, NW side of Squaw Peak, W side of Warner Mts. 2450 Comment
  CAS-BOT-BC58556  Draba densifolia Annie Montague Alexander; L. Kellogg 1946-8-9 5142 Modoc Squaw Peak, Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC58600  Draba densifolia Elmer Ivan Applegate 1932-7-9 7608 Modoc Arid summit of Bidwell Mountain, Warner Mts. Comment
  RSA611283  Drymocallis glandulosa Louis C. Wheeler 1935-8-8 3810 Modoc Warner Mountains: N Fork Bidwell Creek. 2378 Comment
  UC12536  Drymocallis glandulosa var. glandulosa Milo S. Baker 1894-6-13 Modoc w side Egg Lake Comment
  UC12533  Drymocallis lactea Milo S. Baker 1893-6-28 Modoc Comment
  CAS-BOT-BC214757  Drymocallis lactea var. austiniae Annie Montague Alexander; L. Kellogg 1946-6-30 4876 Modoc Highgrade, W side of ridge, N end of Warner Mts. 2377 Comment
  UCD60818  Echinochloa crus-galli L. Whitney 1935-7-6 3435 Modoc Pit River near Lookout. Comment
  CDA179  Echinochloa oryzoides Goss 1932-9-22 Modoc 0 Comment
  RSA0114933  Elatine Lowell Ahart, John Dittes 2013-7-24 18919 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of Country Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CHSC112777  Elatine rubella Lowell Ahart; John Dittes 2013-7-24 18919 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  POM312317  Elatine rubella Verne Grant, Irving Schneider, Grant 1947-7-29 8180 Modoc Fitzhugh Creek, near Payne Reservoir, south of Alturas. Comment
  CHSC99268  Eleocharis acicularis var. acicularis Lowell Ahart; John Dittes 2008-6-21 14992 Modoc In the drying pond north of the large culvert, east of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC190419  Eleocharis bella M. S. Baker and Frank Nutting 1894-8-20 Modoc Forestdale 1371 Comment
  CAS-BOT-BC242380  Eleocharis coloradoensis Verne Grant; I. Schneider 1947-7-19 8081 Modoc Williams Ranch, N of Likely. Comment
  UC1100743  Eleocharis macrostachya Herbert L. Mason 1947-8-15 13560 Modoc spring leading into W side of Goose Lake, 11 mi from Davis Creek Comment
  SJSU9613  Eleocharis quinqueflora W. Savage 1979-7-6 1393 Modoc Triangla, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  JEPS45884  Elymus L. S. Smith 1281 Modoc Ranger Station pasture Rush Creek (s of meadow) Comment
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Mar 25 2011
  UC803917  Elymus G. L. Stebbins Jr. with P. Dansereau, C. McMillan, and K. Narayan 1949-8-7 4011 Modoc 35 mi s Tule Lake; Mud Lake 1524 Comment
  RSA603668  Elymus X hansenii L. C. Wheeler 1935-8-4 3781 Modoc Warner Mts., Dry Lake, Pine Creek 2104 Comment
  JEPS68576  Elymus X macounii Leland S. Smith 1918-8-11 1021 a Modoc Camp One Lost Lake Trail (T38-16) 2438 Comment
  CHSC100122  Elymus cinereus L. P. Janeway; B. Castro 2008-8-16 9543 Modoc Modoc Plateau. Surprise Valley; east side of Middle Alkali Lake, south side of Hwy 299 10.5 km east of Cedarville. 1378 Comment
  SJSU5206  Elymus elymoides H. L. Buckalew 1961-7-2 Modoc Stowe Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Road, Warner Mts 1920 Comment
  CHSC85407  Elymus elymoides subsp. californicus John Dittes; Josephine Guardino 1991-6-1 363 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn. Meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC247742  Elymus elymoides subsp. elymoides Bruce Bartholomew 1990-6-17 5318 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  RSA504651  Elymus glaucus Bruce Bartholomew, B. Anderson 1988-7-23 4599 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mountains., Fort Bidwell 15' Quad 1620 Comment
  UCD62306  Elymus glaucus Beecher Crampton; Carl Rimbey 1954-7-8 2174 Modoc Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  CAS-BOT-BC203405  Elymus glaucus subsp. glaucus David Griffiths; Byron Hunter 1902-7-30 441 Modoc Jess Valley to Blue Lake Comment
  JEPS73993  Elymus glaucus subsp. glaucus Frances D. Payne 1932-7-18 705 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UCD62454  Elymus multisetus Leo Whitney 1934-5-19 3044 Modoc Devil's Garden, Modoc National Forest, northeast portion of county. 1524 Comment
  UC1037172  Elymus trachycaulus Leo Whitney 1935-7-21 3532 Modoc 15 mi w Canby; Modoc National Forest, Happy Camp 1463 Comment
  UC711889  Elymus trachycaulus Roxana S. Ferris and Laura Lorraine 1941-8-14 10588 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  UCD62721  Elymus trachycaulus Beecher Crampton; Carl Rimbey 1954-7-7 2137 Modoc West side of Cedar Pass, Warner Mountains. 1889 Comment
  SEINET10554923  Elymus trachycaulus Louis C. Wheeler 1935-8-4 Wheeler 3781 Modoc Dry Lake, Pine Creek. Warner Mts., Modoc Co. S35, T48N, R15E. 2103 Comment
  CAS-BOT-BC247727  Elymus trachycaulus subsp. trachycaulus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10588 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  CHSC100510  Elymus trachycaulus subsp. trachycaulus Lowell Ahart; John Dittes 2008-8-25 15308 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout. 1273 Comment
  RSA185237  Elymus trachycaulus subsp. trachycaulus Jack Reveal 1963-7-21 582 Modoc Along the edges of Wet Meadow Comment
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Jul 6 2013
  JEPS123837  Elymus triticoides Lowell Ahart, John Dittes 2015-7-17 20400 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
  CHSC85415  Elytrigia intermedia John Dittes; Josephine Guardino 1991-7-21 437 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-BC217288  Enemion stipitatum Bruce Bartholomew; Barrett Anderson 1989-4-27 4615 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  CAS-BOT-BC191013  Epilobium brachycarpum Bruce Bartholomew 1989-8-10 5038 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  CAS-BOT-BC191021  Epilobium brachycarpum Bruce Bartholomew 1991-6-23 5879 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 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
  HSC16226  Epilobium brachycarpum M. T. Milligan 1966-7-25 574 Modoc E of Jess Valley 1646 Comment
  HSC80899  Epilobium brachycarpum G. M. Riegel 1980-7-2 813 Modoc S Warner Mtns. 2100 Comment
  UC1191736  Epilobium brachycarpum Verne Grant and Irving Schneider 1947-7-18 8046 Modoc 5 mi n Bayley's bridge (s of Alturas); Eastside Canal Comment
  UC20097  Epilobium brachycarpum Milo S. Baker 1925-6-25 Modoc nr. Egg Lake Comment
  UCR77775  Epilobium brachycarpum B. Bartholomew 1991-6-21 5799 Modoc 1.6 km south of Davis Creek on U.S. Hwy 395. 1450 Comment
  JEPS38221  Epilobium campestre Milo S. Baker 1893-7-30 Modoc adobe flats Egg Lake 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
  HSC16364  Epilobium ciliatum subsp. ciliatum M. T. Milligan 1966-7-25 570 Modoc E of Jess Valley 1646 Comment
  JEPS123856  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2015-7-16 20368 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1191735  Epilobium ciliatum subsp. ciliatum Herbert L. Mason and Verne Grant 1947-7-12 13390 Modoc irrigation ditch by Jones' Lane (off Hwy 395, several mi s of Alturas) Comment
  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-BC190990  Epilobium ciliatum subsp. glandulosum Leland S. Smith 1917-8-3 148 Modoc South Fork Davis Creek. 2133 Comment
  UC711832  Epilobium ciliatum subsp. glandulosum Roxana S. Ferris and Laura Lorraine 1941-8-13 10519 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest (East Creek drainage) 2164 Comment
  JEPS31480  Epilobium densiflorum Frances D. Payne 1933-8-5 770 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC190979  Epilobium densiflorum Leland S. Smith 1919-8-5 1139 Modoc Ash Valley and vicinity. 1371 Comment
  CAS-BOT-BC190968  Epilobium hallianum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16487 Modoc 6.4 mi. S of Lassen Creek campground on road to Buck Mountain. Comment
  HSC16325  Epilobium hallianum M. T. Milligan 1964-6-25 79 Modoc Upper Lassen Creek 1829 Comment
  POM37840  Epilobium hallianum R. M. Austin 1895-08 508 Modoc Goose Lake Valley Comment
  RSA41235  Epilobium hallianum A. M. Alexander, Louise Kellogg 1946-6-30 4873 Modoc Highgrade, west side of ridge, north end of Warner Mountains 2378 Comment
  CHSC113071  Epilobium minutum Lowell Ahart; John Dittes 2013-7-24 18926 Modoc Near a man made pond, about 50 yards south of the levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  CAS-BOT-BC190952  Epilobium obcordatum Elmer Ivan Applegate 1932-8-1 8011 Modoc Northerly slope of Warren Peak, Warner Mts. Comment
  CAS-BOT-BC190933  Epilobium pallidum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13330 Modoc Eastern outskirts of Lookout. Comment
  CAS-BOT-BC190936  Epilobium pallidum Alice Eastwood; John Thomas Howell 1940-6-13 8126 Modoc Near Davis Creek. Comment
  NY1000508  Epilobium pallidum A. Tiehm 1984-6-30 8836 Modoc Northwest side of Bidwell Mountain, 2.2 road miles north of 8 mile creek on the road from Lake Annie 1844 Comment
  CAS-BOT-BC190867  Epilobium pygmaeum Verne Grant; I. Schneider 1947-7-29 8177 Modoc Payne Reservoir, S of Alturas. Comment
  CAS-BOT-BC190871  Epilobium pygmaeum Clare Butterworth Hardham 1974-8-6 20176 Modoc Cedar Pass. 1935 Comment
  CAS-BOT-BC190928  Epilobium pygmaeum D. M. Moore 1960-6-4 122 Modoc Creek flowing into Pit River and crossing Adin Rd. E of Lookout. Comment
  POM161478  Epipactis gigantea Franklin P. Nutting 1894-6-30 s.n. Modoc Big Valley near Sookout Comment
  UC62577  Equisetum arvense Baker and Nutting 1894-8-20 Modoc Forestdale Comment
  RSA0062645  Equisetum arvense Marion P. Harthill 1971-6-23 371 Modoc Fort Bidwell. Comment
  HSC861  Equisetum laevigatum M. T. Milligan 1964-7-1 104 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  JEPS123858  Equisetum laevigatum Lowell Ahart, John Dittes 2015-7-16 20393 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1192371  Equisetum laevigatum Verne Grant and Irving Schneider 1947-7-20 8107 Modoc downstream from Alturas (N Fork Pit River) Comment
  CAS-BOT-BC95471  Eremogone aculeata Roxana Stinchfield Ferris; R. Duthie 1919-6-16 135 Modoc Above Parker Creek, Warner Mts. Comment
  CAS-BOT-BC95474  Eremogone aculeata John H. Hatton 1911-6-20 130 Modoc Near Bolles meadows, Lava-Juniper country. 1524 Comment
  CHSC109212  Eremogone aculeata L. P. Janeway; B. Castro 2012-7-24 10970 Modoc Warner Mountains. Moonlight Mine, along Road 48N21 1.6 air km southwest of Dismal Swamp. 2328 Comment
  CAS-BOT-BC95448  Eremogone congesta Annie Montague Alexander; L. Kellogg 1946-7-7 4925 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  CAS-BOT-BC95464  Eremogone congesta John Thomas Howell 1934-6-30 12288 Modoc Duncan Horse Camp. 1355 Comment
  HSC95833  Eremogone congesta Juha Pykala, D. H. Norris 1987-5-27 1117 Modoc Modoc National Forest, 4 mi. from Hwy. 299, Crowder Flat Rd. 1518 Comment
  CAS-BOT-BC95461  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8017 Modoc SW of Canby. 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
  HSC81121  Ericameria bloomeri G. M. Riegel 1979-8-16 672 Modoc South Warner Mtns. 1829 Comment
  POM199564  Ericameria bloomeri Franklin P. Nutting s.n. Modoc Forestdale Comment
  CAS-BOT-BC14815  Ericameria bloomeri Elmer Ivan Applegate 1936-9-29 11079 Modoc Bald Crater loop near and S of natural bank spur, Lava Beds National Monument. Comment
  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-BC287482  Ericameria greenei Louis C. Wheeler 1935-8-14 1565 Modoc Lily Lake, Warner Mts, Modoc National Forest 2133 Comment
  HSC12538  Ericameria nauseosa var. hololeuca Mrs. R. M. Austin Aug 1894 Modoc N of Alturas Comment
  UC193100  Ericameria nauseosa var. oreophila Mrs. R. M. Austin 1894-8-1 Modoc n of Alturas 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-BC497212  Erigeron Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-14 8379 Modoc Warner Mts., Rte. 299, exactly 12.8 mi NE of Alturas 1554 Comment
  CAS-BOT-BC42832  Erigeron austiniae Alice Eastwood; John Thomas Howell 1940-6-12 8103 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC42836  Erigeron austiniae Gordon H. True 1964-6-3 1458 Modoc N Fork Pit River between Alturas and Goose Lake. 1463 Comment
  CAS-BOT-BC42843  Erigeron austiniae K. Paulson; Robert Paulson 1988-5-22 5 Modoc Engle Swamp Road, Devil's Garden. 1402 Comment
  POM357572  Erigeron bloomeri Christopher Davidson 1973-5-26 2115 Modoc 4 miles W of Canby on Hwy 299. 1341 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
  SJSU9565  Erigeron bloomeri var. bloomeri W. Savage 1979-7-3 1305 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC748384  Erigeron bloomeri var. bloomeri Annie M. Alexander and Louise Kellogg 1946-6-10 4718 Modoc lava bench between Lower Lake and Snake Lake (slope facing Lower Lake) Comment
  CHSC66992  Erigeron chrysopsidis var. austiniae James D. Jokerst 1987-5-11 2834 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, W of dry lake, ca. 0.33 mi to end of dirt road, then ca. 200 ft. N. 1353 Comment
  UC1228140  Erigeron chrysopsidis var. austiniae Beecher Crampton 1960-6-17 5686 A_ Modoc 5 mi s of Perez 1371 Comment
  UC895684  Erigeron chrysopsidis var. austiniae Lewis S. Rose 1940-6-12 40542 Modoc 9 mi ne Alturas; Cedar Pass Rd 152 Comment
  CAS-BOT-BC42818  Erigeron coulteri Leland S. Smith 1917-8-3 149 Modoc Davis Creek, Warner Mountains 2133 Comment
  JEPS5924  Erigeron coulteri Frances D. Payne 1931-6-25 262 Modoc 2 mi sw Warren Peak; Warner Mts., Pine Creek Basin 2316 Comment
  UC87559  Erigeron divergens Mrs. R. M. Austin 1894-1-1 Modoc Goose Lake Valley Comment
  CAS-BOT-BC42778  Erigeron divergens Milo Samuel Baker; Franklin P. Nutting 1894-1-1 s.n. Modoc unspecified Comment
  CDA14605  Erigeron divergens G. D. Barbe 1991-8-28 4446 Modoc Kelley Spring, 3.4 miles (5.5 km) from Hwy 299 at Rush Creek, on primary Forest Service Road 22 and Road 40N33, Modoc National Forest. 1645 Comment
  CHSC117880  Erigeron eatonii var. plantagineus L. P. Janeway 2016-5-17 12010 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Porcupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  SJSU9697  Erigeron eatonii var. plantagineus W. Savage 1979-7-10 1538 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest Comment
  CAS-BOT-BC42768  Erigeron elegantulus Bruce Bartholomew 1991-6-20 5779 Modoc 9.8 km E of junction of county roads 87 and 90. 1250 Comment
  JEPS22366  Erigeron filifolius W. L. Jepson 1918-8-7 7894 Modoc Mt. Bidwell 2286 Comment
  UC748399  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-6-18 4790 Modoc lower part of road Patterson Mill Road Comment
  SEINET10813398  Erigeron filifolius var. filifolius Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 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. T43N R15E S33. 1948 Comment
  SEINET8667350 Image available Erigeron glacialis D. A. 1988-8-13 205 Modoc Warner Mountains, near northeast shore of Patterson Lake 2749 Comment
  CAS-BOT-BC49621  Erigeron glacialis var. glacialis K. Paulson; Robert Paulson 1989-7-14 187 Modoc Vicinity of Bell Mines, N end of Warner Mountains. 2194 Comment
  CAS-BOT-BC49624  Erigeron glacialis var. glacialis Robert Patterson; Mona Bourell 1993-8-14 5218 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  JEPS103178  Erigeron glacialis var. hirsutus G. Schoolcraft 2000-7-18 2921 Modoc Near Dismal Swamp in N Warner Mountains 2209 Comment
  CAS-BOT-BC49635  Erigeron inornatus var. inornatus Bruce Bartholomew 1989-7-14 4951 Modoc ca. 6.5 km NE of Egg Lake and 0.8 km E of Survice Gulch. 1340 Comment
  CAS-BOT-BC49649  Erigeron linearis John Thomas Howell 1934-6-3 12252 Modoc Duncan Horse Camp. 1355 Comment
  CDA35644  Erigeron peregrinus J. R. Keck Jr. 1985-7-11 PDR# 237700 Modoc Davis Creek, Modoc National Forest. Comment
  CAS-BOT-BC49580  Erigeron philadelphicus Francis Dorris Payne 1931-6-20 202 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC49581  Erigeron philadelphicus Barrett Anderson 1986-7-9 3181 Modoc Warner Mtns., Stough Reservoir Rd., just E of Cedar Pass near Stough Reservoir 1965 Comment
  HSC28534  Erigeron philadelphicus D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19379 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. 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
  UC725580  Eriogonum collinum A. A. Heller 1938-6-23 15208 Modoc along U.S. Highway 395 about midway between Mapes and Secret Valley Comment
Read comments
Jun 1 2009
  JEPS126552  Eriogonum douglasii var. meridionale Lowell Ahart, John Dittes 2016-6-6 20950 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
  CAS-BOT-BC197819  Eriogonum elatum Bruce Bartholomew; Barrett Anderson 1988-7-23 4557 Modoc Road beyond Poison Lake ca. 8 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2140 Comment
  UC85863  Eriogonum elatum Mrs. R. M. Austin Modoc Comment
  RSA65181  Eriogonum elatum var. elatum F. W. Peirson 1926-6-25 6860 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  RSA796041  Eriogonum heracleoides var. heracleoides L. P. Janeway, B. Castro 2012-7-24 10974 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; 1.2 air km south of Dismal Swamp. 2362 Comment
  RSA0025579  Eriogonum heracleoides var. heracleoides John F. Emmel 1996-7-15 1429 Modoc Warner Mtns; peak 7942 and ridge 0.0-0.2 air mi NNE of the peak, ca. 2.5 air mi SSW of Emerson Peak. 2378 Comment
  HSC75597  Eriogonum microthecum var. ambiguum G. M. Riegel 1980-7-14 868 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC197796  Eriogonum microthecum var. laxiflorum Bruce Bartholomew 1990-6-17 5323 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border. 1580 Comment
  CAS-BOT-BC197800  Eriogonum microthecum var. laxiflorum G. Schoolcraft 1985-8-6 1503 Modoc SW of Alturas. 1493 Comment
  CAS-BOT-BC211436  Eriogonum nudum var. pubiflorum G. D. Hanna 1958-9-23 Modoc Cedar Pass Comment
  CAS-BOT-BC269829  Eriogonum nudum var. pubiflorum Richard R. Halse 1991-7-28 4244 Modoc Along State Hwy. 139, 13 miles northwest of its junction with State Hwy. 299 1469 Comment
  CHSC109206  Eriogonum nudum var. pubiflorum L. P. Janeway; B. Castro 2012-7-24 10969 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  NY762339  Eriogonum nudum var. pubiflorum N. H. Holmgren 1964-8-21 1717 Modoc Warner Range, Modoc National Forest, about 5 miles southwest of Eagleville on the Eagleville-Likey Road Comment
  RSA165443  Eriogonum nudum var. pubiflorum Clare B. Hardham 1961-6-19 7842 -B Modoc Willow Creek. Warner Mountains. 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
  UC412864  Eriogonum nudum var. pubiflorum W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Cr. Warner Mountains, Parker Cr. 1676 Comment
  CAS-BOT-BC211433  Eriogonum nudum var. pubiflorum Leland S. Smith 1922-7-15 1270 Modoc Dry lake country T43-8 1432 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
  NY762338  Eriogonum nudum var. pubiflorum H. D. D. Ripley 1944-6-1 6030 Modoc Foothills of Warner Mountains, west of Cedarville 1493.5 Comment
  RSA318662  Eriogonum nudum var. pubiflorum Margaret J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd. N of Cedar Pass, Warner Mountains 2073 Comment
  RSA165617  Eriogonum ovalifolium var. multiscapum Clare B. Hardham 1961-6-18 7549 Modoc 3.2 miles east of Cedar Pass 1829 Comment
  RSA239159  Eriogonum prociduum James L. Reveal 1971-6-22 2462 Modoc Along Hwy 395, 3.5 miles north of the jct. of Hwy 395 with Hwy 299, and 1.2 miles north of the Chimney Rock Turnoff. 1402 Comment
  NY283083  Eriogonum spergulinum var. reddingianum B. M. Bartholomew 1991-8-5 6026 Modoc Summit trail between Pepperdine and Squaw Peak, W side of Warner Mts. 2190 Comment
  RSA26444  Eriogonum sphaerocephalum J. T. Howell 1940-6-11 8014 Modoc 6 mi. N.E. of Adin on road to Candy, Modoc Co. Comment
  RSA27987  Eriogonum sphaerocephalum C. L. Hitchcock 1940-5-27 6656 Modoc 9 miles northeast of Alturas. 1402 Comment
  SBBG30522  Eriogonum sphaerocephalum D. Myrick 1968-6-20 1968 Modoc Cedar Pass Rd, St Hwy 299, 12 mi E of Alturas 1524 Comment
  CAS-BOT-BC211392  Eriogonum sphaerocephalum var. halimioides Barrett Anderson 1986-7-9 3159 Modoc Warner Mts, Hwy 299 just W of Cedar Pass. 1920 Comment
  JEPS119668  Eriogonum sphaerocephalum var. halimioides Lowell Ahart, John Dittes 2012-7-11 18344 Modoc About 1/2 mile southeast of the Pilot Butte Parking Lot, north edge of Ash Creek floodplain, about 1.5 miles (air) south of County Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  POM105203  Eriogonum sphaerocephalum var. halimioides R. M. Austin 1895-08 436 Modoc Goose Lake Valley. Comment
  POM319185  Eriogonum sphaerocephalum var. halimioides Patricia Wilder 1971-6-20 5096 Modoc Lookout-White Horse Rd., about 3 mi. west of Lookout; north of Bieber and California State Hiway 299. Pit River Drainage, Cascades Mt. Range. 1372 Comment
  RSA165619  Eriogonum sphaerocephalum var. halimioides Clare B. Hardham 1961-6-18 7550 Modoc 3 miles east of Cedar Pass. 1829 Comment
  RSA531350  Eriogonum sphaerocephalum var. halimioides Bruce Bartholomew, B. Anderson 1988-6-25 4395 Modoc 5.6 km NW of State Highway 299 on County Rd. 73. 1500 Comment
  UC705543  Eriogonum sphaerocephalum var. halimioides Marion Ownbey, Fred G. Meyer 1940-7-1 2151 Modoc Cedar Peak Warner Mts., Cedar Peak Comment
  CAS-BOT-BC211363  Eriogonum strictum subsp. anserinum Annie Montague Alexander; L. Kellogg 1946-7-24 5072 Modoc Horse Mountain, Warner Mts. Comment
  HSC17268  Eriogonum strictum var. anserinum Thomas W. Stark 1967-7-16 86 Modoc 2 mi. S of Lava Beds Natl. Monument, 10 mi. W of the town of Perez 915 Comment
  HSC43011  Eriogonum strictum var. anserinum J. P. Smith, J. O. Sawyer 1973-8-8 7246 Modoc S slopes of Eagle Peak 2561 Comment
  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-BC211326  Eriogonum umbellatum Mona Bourell; Robert Patterson 1993-8-14 5226 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC211366  Eriogonum umbellatum B. Bartholomew; Barrett Anderson 1988-6-25 4394 Modoc 5.6 km NW of State Highway 299 on County Road 73 1500 Comment
  RSA504666  Eriogonum umbellatum K. Paulson, R. Paulson 1988-5-22 7 Modoc Devil's Garden. In clay. 1433 Comment
  CHSC27612  Eriogonum umbellatum var. dichrocephalum Robert Schlising 1978-7-29 3324 Modoc Warner Mountains, directly E of Warren Peak, just off summit of trail. 2852 Comment
  RSA601439  Eriogonum umbellatum var. modocense Louis C. Wheeler 1935-8-14 3843 Modoc Pine Creek. Warner Mtns. 2012 Comment
  CAS-BOT-BC197793  Eriogonum umbellatum var. nevadense John Thomas Howell 1934-6-13 12106 Modoc North Fork of Barber Creek, Warner Mts. 1828 Comment
  RSA165614  Eriogonum umbellatum var. nevadense Clare B. Hardham 1961-6-18 7540 Modoc Gravelly slopes. 3.2 mi. S. of Cedar Pass. 1829 Comment
  CAS-BOT-BC197614  Eriogonum umbellatum var. polyanthum Francis Dorris Payne 1929-7-26 105 A Modoc Flat between Pine Creek and Shields Creek, Warner Mts. 1981 Comment
  CAS-BOT-BC197622  Eriogonum umbellatum var. polyanthum Alice Eastwood; John Thomas Howell 1940-6-13 8142 Modoc Fandango Pass. Comment
  NY399297  Eriogonum umbellatum var. torreyanum L. C. Wheeler 1935-8-3 3773 Modoc Pine Creek 1950.7 Comment
  CAS-BOT-BC197590  Eriogonum vimineum Alice Eastwood; John Thomas Howell 1940-6-13 8172 Modoc Cedarville. Comment
  CAS-BOT-BC197604  Eriogonum vimineum Margaret J. Williams 1983-9-13 83- 150 -2 Modoc Near Hwy 299, just east of Adin. 1539 Comment
  CHSC106195  Eriogonum vimineum Lowell Ahart; John Dittes 2010-8-31 17115 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1295 Comment
  CHSC85427  Eriogonum vimineum John Dittes; Josephine Guardino 1991-8-24 460 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; edge of Highgrade Road. 2087 Comment
  JEPS119673  Eriogonum vimineum Lowell Ahart, John Dittes 2012-7-12 18352 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
  RSA101373  Eriogonum vimineum R. Weatherby 1955-7-8 1639 Modoc 3 mi. north of Ft. Bidwell, northern Warner Mts. 1555 Comment
  HSC17391  Eriogonum vimineum M. T. Milligan 1966-6-29 485 Modoc E slope of eroded volcanic plateau 1677 Comment
  SEINET10299473  Eriogonum vimineum J. M. Tucker 1951-7-25 1971 Modoc Beside highway 139, 26.4 miles southeast of Tule Lake Comment
  CAS-BOT-BC49557  Eriophyllum lanatum John Thomas Howell 1934-7-1 12328 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC49559  Eriophyllum lanatum Bruce Bartholomew; Barrett Anderson 1988-7-23 4563 Modoc Near Poison Lake ca. 5 km S of the road from U.S. Highway 395 to Lily Lake, Warner Mts.. 2000 Comment
  CAS-BOT-BC49563  Eriophyllum lanatum John Thomas Howell 1934-6-13 12103 Modoc North fork of Barber Creek, Warner Mountains 1828 Comment
  CAS-BOT-BC49595  Eriophyllum lanatum E. S. Willits 1940-6-5 324 Modoc Canby. Comment
  UCR92626  Eriophyllum lanatum Kathy Harper, D. Karr 1994-6-16 s.n. Modoc Modoc Plateau, near Spaulding Lake, along Calif. Hwy 139, c. 15 mi. south of Tionesta Road, NW of Canby near Hackamore 1160 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
  RSA554808  Eriophyllum lanatum var. achilleoides Margaret J. Williams, Arnold Tiehm, Jan Nachlinger 1988-6-2 88- 28 -10 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  RSA504606  Eriophyllum lanatum var. achilleoides Bruce Bartholomew, B. Anderson 1988-6-23 4264 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  SD61001  Eriophyllum lanatum var. achilleoides Darley F. Howe 1964-7-31 Modoc 8.5 miles from entrance to Modoc National Forest, road east of Likely, Warner Mountains. 1555 Comment
  SEINET8687244 Image available Eriophyllum lanatum var. achilleoides M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 28 -10 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  CHSC107349  Erodium cicutarium Lowell Ahart; John Dittes 2011-6-22 17538 Modoc At 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. 1262 Comment
  NY1101520  Erodium cicutarium M. J. Williams 1988-6-2 88- 27 --2 Modoc Hwy 395, 0.4 mile east of Susanville road after turn to Alturas Comment
  UC1191957  Eryngium alismifolium Herbert L. Mason 1947-8-12 13511 Modoc Alturas, junction of N. and S. Forks of Pit River Comment
  CAS-BOT-BC498688  Eryngium articulatum M. S. Baker; Frank Nutting 1930-8-1 s.n. Modoc Near Forestdale Comment
  SD230151  Eryngium articulatum Louis C. Wheeler 1935-9-13 3985 Modoc Devil's Garden: Fletcher Creek at Pease Place. Among rocks in dry sunny stream bed. 1523 Comment
  CHSC67323  Eryngium mathiasiae James D. Jokerst 1986-8-11 2760 Modoc Radar Site Survey S of Doublehead Mtn., S of road to Doublehead Mtn. Comment
  UC748067  Erysimum capitatum Annie M. Alexander and Louise Kellogg 1946-6-27 4843 Modoc top of ridge two mi by road from Dismal Swamp (n end of mts); Warner Mountains, Highgrade 2377 Comment
  CAS-BOT-BC58326  Erysimum capitatum var. capitatum Leland S. Smith 1917-7-2 65 Modoc Warren Mt. 2590 Comment
  CAS-BOT-BC58575  Erysimum capitatum var. capitatum M. M. Hanna 1956-6-7 Modoc Junction of Hwy 139 and Glass Mt. road. Comment
  UCD115019  Erysimum repandum W. A. Harvey 1954-6-3 s.n. Modoc in field on Al Lindgren Ranch, 2 miles northeast of Alturas. Comment
  CAS-BOT-BC229899  Erythranthe breviflora Bruce Bartholomew; Barrett Anderson 1990-7-20 5518 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  CAS-BOT-BC229902  Erythranthe breviflora Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10552 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC234504  Erythranthe guttata Francis Whittier Pennell 1940-6-8 25749 Modoc W of Cedar Pass. 1828 Comment
  CAS-BOT-BC234507  Erythranthe guttata Belknap C. Goldsmith 1912-8-5 71 Modoc W side of Goose Lake. 1463 Comment
  CAS-BOT-BC234459  Erythranthe primuloides Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10566 A Modoc East Creek ca. 1 mi. E of Patterson Ranger Station. Comment
  CAS-BOT-BC234472  Erythranthe pulsiferae Bruce Bartholomew 1991-6-23 5885 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  POM149282  Eschscholzia californica var. crocea Milo S. Baker 1893-6-18 s.n. Modoc [No location data on label] Comment
  UCD142792  Euphorbia serpillifolia Louis C. Wheeler 1973-8-24 s.n. Modoc Warner Mountains: Sworinger Reservoir. 1798 Comment
  CAS-BOT-BC15162  Eurybia integrifolia Elmer Ivan Applegate 1932-8-7 8241 Modoc Lily Lake, Bidwell Pass, Warner Mountains Comment
  CAS-BOT-BC15166  Eurybia integrifolia Bruce Bartholomew 1989-8-12 5107 Modoc ca. 3.2 airline miles W of Patterson Ranger Station on road to Jess Valley. 2060 Comment
  CHSC85429  Eurybia integrifolia John Dittes; Josephine Guardino 1991-8-23 453 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
  UC71688  Euthamia occidentalis Mrs. M. H. Manning 1903-8-26 330 Modoc near Fort Bidwell; ne Modoc Co. Comment
  CAS-BOT-BC498674  Fabaceae Clare B. Hardham 1961-6-18 7862 Modoc Warner Muntains. Pine Creek 1676 Comment
  CAS-BOT-BC247712  Festuca idahoensis Bruce Bartholomew; Barrett Anderson 1990-7-21 5579 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  HSC80818  Festuca idahoensis G. M. Riegel 1980-7-14 870 Modoc S Warner Mtns. 1739 Comment
  HSC80819  Festuca idahoensis G. M. Riegel 1979-8-13 658 Modoc South Warner Mtns. 2100 Comment
  JEPS69240  Festuca idahoensis L. S. Smith 1917-7-10 105 Modoc s and e slopes Warner Mts. 2133 Comment
  UC1024898  Festuca idahoensis Leo Whitney 1935-5-23 3116 Modoc 15 mi nw Canby; Modoc National Forest, Hackamore 1463 Comment
  UC790920  Festuca idahoensis A. A. Beetle 1941-7-29 2833 Modoc near Mt. Adin summit; Mt. Adin 1828 Comment
  UCD66161  Festuca occidentalis L. Whitney 1935-6-9 3210 a Modoc White Horse. Comment
  UC1037139  Festuca pratensis Leo Whitney 1935-6-29 3360 b Modoc Alturas Comment
  RSA70435  Floerkea proserpinacoides F. W. Peirson 1926-6-25 6888 Modoc Small side canyon 1 mile east of summit of Warner Mountains on Cedarville Road. Comment
  SEINET195710  Frasera albicaulis Unknown 1946-7-7 4941 Modoc Eight Mile Creek, northeast corner of county. 1753 Comment
  NY189403  Frasera albicaulis var. modocensis N. H. Holmgren 1978-6-8 8885 Modoc Fort Bidwell-Adel road, 15.1 km (9.4 mi) northeast of Fort Bidwell and 10.5 km (6.5 mi) airline distance. 1680 Comment
  POM76594  Frasera albicaulis var. modocensis Mrs. R. M. Austin 1894-07 517 Modoc Goose Lake Valley Comment
  RSA367712  Fritillaria atropurpurea Christopher Davidson 1975-6-4 2615 Modoc 2.5 mi W of Cedarville on Hwy 299. South sloping hillside of rocky basalt and red clay. 1677 Comment
  UC429286  Fritillaria atropurpurea M. F. Gilman 554 Modoc Modoc Mountains 1981 Comment
  HSC25436  Fritillaria pudica D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19310 Modoc Soup Springs Campground Comment
  RSA486788  Fritillaria pudica Bruce Bartholomew, B. Anderson 1988-5-13 4162 Modoc 4 km northwest of Pepperdine, gentle west-facing slope near top of the Warner Mountains 1760 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
  CAS-BOT-BC304315  Gaillardia pulchella B. Bartholomew 1991-10-13 6126 Modoc Ca 1.5 km SE of Adin on County Rd 88 1240 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
  CAS-BOT-BC225043  Galium aparine Bruce Bartholomew; Barrett Anderson 1989-6-2 4797 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  HSC19783  Galium aparine M. T. Milligan 1965-6-23 304 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC225061  Galium bifolium Bruce Bartholomew 1990-6-15 5243 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  UC1485929  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-8-25 1103 Modoc 1 mi s Squaw Pk. (1/4 mi e of Summit Trail); Modoc National Forest, S Warner Mt. Wilderness Area 2438 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
  POM312365  Galium mexicanum subsp. asperulum Verne Grant, Irving Schneider 1947-7-22 8140 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  CAS-BOT-BC190842  Gayophytum diffusum subsp. parviflorum Leland S. Smith 1922-7-20 1295 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  HSC31368  Gayophytum humile D. H. Norris, S. Dowty, T. Nelson 1971-6-23 19374 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  CAS-BOT-BC190827  Gayophytum racemosum Bruce Bartholomew 1989-7-14 4963 Modoc Survice Gulch ca. 3 km NE of Egg Lake. 1340 Comment
  POM203074  Gayophytum ramosissimum J. T. Howell 1934-6-30 12281 Modoc Duncan Horse Camp. Comment
  POM38705  Gayophytum ramosissimum R. M. Austin 1895-07 468 Modoc Goose Lake Valley. Comment
  UC422803  Gayophytum ramosissimum Milo S. Baker 1887-1 Modoc Forestdale Comment
  CAS-BOT-BC180057  Geranium viscosissimum Leland S. Smith 1917-7-10 93 Modoc Granger Mill Camp. 1828 Comment
  HSC32013  Geranium viscosissimum A. M. Montalvo, J. D. Ackerman 1974-7-4 363 Modoc Howard's Gulch, 6 mi. NW of Canby, off Hwy. 139. Comment
  HSC8661  Geranium viscosissimum M. T. Milligan 1964-7-4 218 Modoc Lassen Creek above lower campground 1829 Comment
  UC71633  Geranium viscosissimum Mrs. M. H. Manning 1902-10-11 42 Modoc Warner Mts., ne Modoc County Warner Mts. 1981 Comment
  CAS-BOT-BC214654  Geum macrophyllum Elmer Ivan Applegate 1932-8-2 8094 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  CAS-BOT-BC214657  Geum macrophyllum Barrett Anderson 1986-7-10 3196 Modoc West Warner Rd at the North Fork of Pine Creek, Warner Mts. 1935 Comment
  RSA252487  Geum macrophyllum Robert F. Thorne, C. W. Tilforth 1969-9-5 39173 Modoc Modoc National Forest, Warner Mts, along Fall Creek below Falls. 1738 Comment
  RSA454453  Geum triflorum var. ciliatum George Willet 1935-6-25 s.n. Modoc Likely Mtns. 1829 Comment
  RSA504665  Geum triflorum var. ciliatum K. Paulson, R. Paulson 1988-5-22 s.n. Modoc Boles Creek, Devil's Garden. 1402 Comment
  SEINET191593  Gilia Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Wartner Mts. 1570 Comment
  NY964544  Gilia leptomeria B. M. Bartholomew 1991-6-22 5849 Modoc East side of Surprise Valley, 9.6 km east of Eagleville at the Nevada Border 1520 Comment
  NY964515  Gilia leptomeria var. micromeria B. M. Bartholomew 1990-6-17 5336 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  CAS-BOT-BC190678  Gilia modocensis Bruce Bartholomew 1991-5-24 5723 Modoc NE end of Surprise Valley, 6.5 km E of Fort Bidwell on road to Fee Reservoir. 1500 Comment
  CAS-BOT-BC26132  Gilia modocensis Alice Eastwood; John Thomas Howell 1940-6-12 8073 Modoc Between Likely and Jess Valley Comment
  CAS-BOT-BC190660  Gilia salticola Bruce Bartholomew 1991-5-24 5710 Modoc Surprise Valley, E of Eagleville at the Nevada State boundary. 1520 Comment
  NY964020  Gilia salticola B. M. Bartholomew 1991-6-22 5844 Modoc East side of Surprise Valley, 9.6 km east of Eagleville at the Nevada Border 1520 Comment
  CAS-BOT-BC190669  Gilia sinistra subsp. sinistra Roxana Stinchfield Ferris; R. Duthie 1919-6-14 106 Modoc Near spring above Parker Creek, Warner Mts. Comment
  SEINET3088579 Image available Glaux maritima Arnold Tiehm, Susan Croft, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8796 Modoc Surprise Valley, Surprise Valley Mineral Wells on east side of Alkali Lake. 1372 Comment
  HSC10052  Glyceria borealis M. T. Milligan 1966-6-30 512 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  HSC38839  Glyceria borealis J. P. Smith, J. O. Sawyer 1973-8-9 7270 Modoc Blue Lake, Modoc National Forest. 1829 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
  CAS-BOT-BC247695  Glyceria elata Bruce Bartholomew 1989-8-11 5091 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  HSC10085  Glyceria striata M. T. Milligan 1966-7-5 560 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  POM172480  Glyceria striata Franklin P. Nutting 1894-8-25 s.n. Modoc Forestdale Comment
  CAS-BOT-BC49573  Gnaphalium palustre Bruce Bartholomew; Barrett Anderson 1990-7-20 5459 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UC748341  Gnaphalium palustre Annie M. Alexander and Louise Kellogg 1946-7-6 4913 Modoc 3.5 mi east Eagleville Comment
  JEPS6008  Gnaphalium palustre Frances D. Payne 1935-7-19 787 Modoc mouth of Dry Creek Warner Mountains, Parker Creek, Dry Creek (tributary of Parker Creek, s and e of Alturas) Comment
  JEPS6009  Gnaphalium palustre Frances D. Payne 1932-7-8 666 Modoc grainfield Warner Mountains, Parker Creek (s and e of Alturas) 1584 Comment
  UC32026  Gnaphalium palustre Mrs. R. M. Austin 1894-8-1 Modoc Goose Lake Valley, Gardens Goose Lake Valley Comment
  CAS-BOT-BC242178  Goodyera oblongifolia Bruce Bartholomew 1994-7-3 6832 Modoc Field redacted by CAS, contact the data manager for more information 1900 Comment
  UCD149973  Gratiola ebracteata Harry George 1967-6-15 s.n. Modoc West of Lookout. Comment
  CAS-BOT-BC229885  Gratiola heterosepala Bruce Bartholomew; Barrett Anderson 1990-7-19 5430 Modoc Sweagert Flat. 1860 Comment
  CAS-BOT-BC229890  Gratiola neglecta Herbert Louis Mason; Verne Grant 1947-7-12 13393 Modoc Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  UC1191880  Gratiola neglecta Verne Grant and Irving Schneider 1947-7-20 8094 Modoc n Likely (Pitt Valley; s loop of westside road); Pitt Valley Comment
  CAS-BOT-BC95532  Grayia spinosa Bruce Bartholomew; Barrett Anderson 1989-4-29 4682 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  CAS-BOT-BC95536  Grayia spinosa Bruce Bartholomew 1990-6-17 5292 Modoc Surprise Valley, W side of Lower Alkali Lake, 5.6 km N of Lassen County border. 1370 Comment
  UC1540020  Grayia spinosa M. Mitchell 1936-5-15 29 Modoc Lava Beds Nat'l Monument, Petroglyphys 1280 Comment
  NY31109  Grindelia fraxinipratensis D. Demarée 1959-8-15 41489 Modoc Davis Creek bottoms 1432.6 Comment
Read comments
Dec 28 2013
  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
  CAS-BOT-BC49546  Grindelia hirsutula John Thomas Howell 1934-6-30 12271 Modoc Duncan Horse Camp. Comment
  UC78799  Hackelia californica Mrs. R. M. Austin July 1887 Modoc Pine Hills Comment
  CAS-BOT-BC54097  Hackelia cusickii Frederick H. Frost 1925-5-24 42 Modoc Steamboat Canyon, Warner Mountains 1767 Comment
  JEPS96533  Hackelia cusickii Dean Wm. Taylor with Glenn L. Clifton 1992-5-7 12527 Modoc 0.5 mile E of Duncan Reservoir, on hillside on western rim of Black Canyon 1524 Comment
  RSA531347  Hackelia cusickii K. Paulson 1989-5-21 116 Modoc Crowder Flat road, Devil s Garden 1341 Comment
  CAS-BOT-BC54055  Hackelia micrantha Elmer Ivan Applegate 1932-8-3 8135 Modoc W slope of Eagle Peak, Warner Mountains Comment
  JEPS86312  Hackelia micrantha Jack and Betty Guggolz 1988-6-28 958 Modoc groves w of Jenkins Spring Comment
  CAS-BOT-BC497194  Hackelia micrantha E. Joyal; D. Mehlman 1988-6-28 1291 Modoc N. Warner Mts., ridge road Comment
  CAS-BOT-BC49501  Helianthus annuus K. Paulson; Robert Paulson 1989-7-18 190 Modoc Parker Creek Rd. 1508 Comment
  CHSC117236  Helianthus annuus Lowell Ahart; John Dittes 2016-7-16 21244 Modoc Between the first pond and the second going west, 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-BC49504  Helianthus cusickii Alice Eastwood; John Thomas Howell 1940-6-11 8022 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC54062  Heliotropium curassavicum Louis Cutter Wheeler 1935-9-4 3943 Modoc McGinty Point, Goose Lake. 1463 Comment
  UC1555786  Heliotropium europaeum Gary Schoolcraft 1987-9-9 1777 Modoc along Ash Valley Rd. ca. 1/2 mi. e Adin 1280 Comment
  JEPS5965  Heracleum lanatum Frances D. Payne 1931-6-20 200 Modoc s. and e. Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  UC1191959  Heracleum lanatum Verne Grant and Irving Schneider 1947-7-21 8130 Modoc n. Alturas (N. Fork Pit R., by bridge on Hwy. 395); N. Fork Pit R. Comment
  JEPS1686  Hesperochiron californicus L. S. Smith 1920-6-2 1159 Modoc near Mt. Bidwell (Dismal Swamp); Warner Mts., Bidwell Range, Dismal Swamp Comment
  CAS-BOT-BC180031  Hesperochiron pumilus Francis Dorris Payne 1932-7-1 659 Modoc Pine Creek Basin. Comment
  HSC26511  Hesperochiron pumilus J. P. Smith, J. O. Sawyer 1972-5-6 5255 Modoc FS road to Quail Spring at Hwy. 299, N of Adin 1463 Comment
  UC26085  Hesperochiron pumilus Mrs. R. M. Austin 1894-1 Modoc Goose Lake Valley Comment
  RSA0110965  Hesperochiron pumilus Bruce Bartholomew, B. Anderson 1988-5-12 4102 Modoc White Horse 1340 Comment
  CAS-BOT-BC179173  Hesperolinon micranthum Frances D. Payne 1932-7-8 670 Modoc Parker Creek. 1584 Comment
  SJSU9369  Heteranthera dubia W. Savage 1979-7-3 1275 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1536816  Heteranthera dubia Gordon H. True Jr. 1939-7-19 1007 Modoc near Canby Pit R. Comment
  CAS-BOT-BC225799  Heuchera cylindrica Bruce Bartholomew 1992-8-8 6375 Modoc Vicinity of Patterson Lake, E side of Warner Mountains. 2750 Comment
  JEPS27160  Heuchera cylindrica var. ovalifolia Lauramay T. Dempster 1961-6-19 1702 Modoc headwaters of the South Fork of Davis Creek (e of Davis Creek (town)) 2286 Comment
  CAS-BOT-BC49511  Hieracium albiflorum Bruce Bartholomew; Barrett Anderson 1988-7-21 4413 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  UC190587  Hieracium albiflorum M. F. Gilman 605 Modoc 1981 Comment
  CAS-BOT-BC49478  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1990-7-20 5474 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC49482  Hieracium scouleri Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10578 Modoc 3 mi. from Patterson Ranger Station on road to Eagleville, Warner Mtns., Modoc N.F. Comment
  CAS-BOT-BC49514  Hieracium scouleri John Thomas Howell 1934-6-11 11955 Modoc Parker Creek, Warner Mountains 1584 Comment
  SJSU9706  Hieracium scouleri W. Savage 1979-7-10 1526 Modoc Oregon Rim Unit, Devils Garden District, Modoc National Forest 1645 Comment
  RSA584728  Holosteum umbellatum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6519 Modoc Ca. 1 km W of Aden on road to Lookout. 1280 Comment
  SJSU2089  Hordeum brachyantherum J. W. Tilden 1958-6-26 1275 Modoc Near Cedar Pass between Alturas & Cedarville. Annotation by C.W. Sharsmith, 1961: ""Warner Mts.; coll on west side Cedar Pass at alt. c. 6000ft. fide J.W. Tilden"" 1828 Comment
  UCD85367  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1954-7-7 2165 Modoc 2.5 miles east of Alturas. Near Radio Station KCNO. Comment
  CAS-BOT-BC247680  Hordeum jubatum Louis Cutter Wheeler 1935-8-2 3743 Modoc Dismal Swamp. 2225 Comment
  UC70672  Hordeum jubatum Mrs. M. H. Manning June 1903 404 Modoc North-Eastern Modoc County Comment
  UCD14404  Hordeum jubatum 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
  CDA32411  Hordeum jubatum T. C. Fuller 1962-8-3 9491 Modoc Hwy 139 to Tulelake, 0.25 mile northwest of Stronghold 0 Comment
  SEINET10591641  Hordeum jubatum Louis C. Wheeler 1935-8-2 Wheeler 3743 Modoc Damp sunny meadow. Dismal Swamp, Twenty Mile Creek, Warner Mts. S31, T48N, R16E. 2225 Comment
  UC1024671  Hordeum marinum subsp. gussoneanum Leo Whitney 1934-5-25 2178 Modoc ca 15 mi nw Canby (Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UC1024966  Hordeum marinum subsp. gussoneanum Leo Whitney 1935-7-6 3442 Modoc Pit River Lookout; Pit River Comment
  UCD85780  Hordeum marinum subsp. gussoneanum A. A. Beetle; G. L. Stebbins Jr. 1942-5-30 3275 Modoc 3.5 miles E of Adin. Comment
  UC748063  Horkelia fusca subsp. capitata Annie M. Alexander and Louise Kellogg 1946-7-11 4970 Modoc mesa w Eight Mile Creek (ne corner Modoc County); mesa w of Eight Mile Creek Comment
  RSA611269  Horkelia fusca subsp. pseudocapitata Louis C. Wheeler 1935-8-1 3726 Modoc Dismal Swamp. Twenty Mile Creek, Warner Mountains. 2226 Comment
  CAS-BOT-BC214708  Horkelia fusca var. pseudocapitata Elmer Ivan Applegate 1932-7-31 7688 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  CAS-BOT-BC181966  Hosackia crassifolia Alice Eastwood; John Thomas Howell 1940-6-11 8013 Modoc 6 mi NE of Adin on road to Canby. Comment
  CAS-BOT-BC181963  Hosackia crassifolia Milo Samuel Baker 1893-7-1 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC49486  Hulsea nana Elmer Ivan Applegate 1935-6-11 9515 Modoc Top of cinder cone, Lava Beds National Monument. Comment
  CAS-BOT-BC179319  Hydrophyllum capitatum var. alpinum Leland S. Smith 1919-6-1 1107 Modoc Deep Creek Ranger Station above pasture. 1524 Comment
  CAS-BOT-BC179334  Hydrophyllum capitatum var. alpinum K. Paulson; Robert Paulson 1989-6-14 127 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  HSC30190  Hydrophyllum capitatum var. alpinum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19321 Modoc Soup Springs Campground Comment
  RSA77052  Hydrophyllum capitatum var. alpinum F. W. Peirson 1926-6-25 6875 Modoc small side canyon on Cedarville road 1 mile W of summit of Warner Mts. Comment
  POM126788  Hydrophyllum capitatum var. alpinum Franklin P. Nutting 1893-6-15 s.n. Modoc Forestdale. Comment
  UC635674  Hypericum formosum var. scouleri F. H. Frost 1925-7-24 163 Modoc Eagle Peak Warner Mts., Eagle Peak Comment
  CAS-BOT-BC179893  Hypericum scouleri R. M. Austin 1894-1-1 Modoc Davis Creek. Comment
  CAS-BOT-BC179896  Hypericum scouleri Leland S. Smith 1929-6-1 1436 Modoc Happy Camp. 1524 Comment
  CAS-BOT-BC58450  Idahoa scapigera Edward Kent Balls 1950-5-18 14757 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy. 299. 1737 Comment
  CHSC516  Idahoa scapigera J. Wakeman 1963-5-11 Modoc Big Valley, along vernal pools. 1158 Comment
  RSA59646  Idahoa scapigera E. K. Balls 1950-5-12 14647 Modoc N of Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake. 1738 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
  SEINET6044951  Ipomopsis congesta Marion Ownbey, Meyer, Fred G. 1940-7-1 2133 Modoc Warner Mountains. Cedar Pass. Comment
  UC4305  Iris missouriensis Mrs. R. M. Austin and Bruce Jun 1898 2231 Modoc Goose Lake valley Comment
  UC4306  Iris missouriensis Milo S. Baker 1893-6-30 Modoc Egg Lake shore; Egg Lake Comment
  UC844909  Iris missouriensis C. L. Hitchcock 1940-5-28 6727 Modoc 15 mi n Alturas 1402 Comment
  CAS-BOT-BC30187  Isoetes bolanderi Louis Cutter Wheeler 1935-8-14 3857 Modoc Cave Lake, Warner Mts. 2072 Comment
  RSA639341  Isoetes bolanderi L. C. Wheeler 1935-8-14 3857 Modoc Cave Lake, Pine Creek, Warner Mtns. (Mt Diablo Mer.) 2073 Comment
  JEPS127257  Isoetes nuttallii Lowell Ahart, John Dittes 2016-6-6 20972 Modoc About one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  SEINET10879274  Iva axillaris subsp. robustior Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 925 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  CAS-BOT-BC214718  Ivesia baileyi var. beneolens Dean William Taylor; G. L. Clifton 1990-6-25 11164 Modoc Cedar Pass, northerly slopes of Peak 7298. 2148 Comment
  JEPS86282  Ivesia baileyi var. beneolens Dean Wm. Taylor with Glenn Clifton 1990-6-25 11164 Modoc Cedar Pass Warner Mountains, Davis Creek 15' U.S.G.S. topographic map (n slopes of Peak 7298) 2148 Comment
  RSA565014  Ivesia baileyi var. beneolens D. W. Taylor 1990-6-25 11164 Modoc Cedar Pass, northerly slopes of Peak 7298. 2149 Comment
  UC1594787  Ivesia gordonii David Charlet 1989-8-21 582 Modoc 0.1 km w Eagle Peak; South Warner Mountains 3000 Comment
  HSC18689  Ivesia gordonii var. ursinorum M. T. Milligan 1965-7-10 431 Modoc W slopes of Eagle Peak 2591 Comment
  CAS-BOT-BC123373  Ivesia gracilis Newberry 1855-1-1 s.n. Modoc on the shores of Rhett (Tule) Lake Comment
  CAS-BOT-BC245079  Juncus balticus subsp. ater Robert Folger Thorne; et al 1969-9-3 39019 Modoc SE endo Tule Lake Sump, 0.5 mi N of turn off to Lava Beds National Monument 1264 Comment
  SJSU9659  Juncus bufonius W. Savage 1979-7-9 1496 Modoc Round Valley, Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC109634  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2012-7-11 18339 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. 1266 Comment
  CAS-BOT-BC245068  Juncus confusus Barrett Anderson 1986-7-10 3187 Modoc West Warner Rd at Mud Springs Flat. 1965 Comment
  CHSC100190  Juncus ensifolius John Dittes; Josephine Guardino 1991-8-24 461 Modoc Modoc Plateau; Warner Mountains; west slope ca. 8.2 air miles east of Goose Lake, ca 2.3 air miles south of Dismal Swamp, ca. 1.6 air mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  RSA210798  Juncus ensifolius Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39098 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC245052  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1995-6-1 6930 Modoc Widow Valley between Day and Lookout on County Road 94. 1330 Comment
  JEPS3935  Juncus mertensianus N. T. Mirov 1929-7-4 Modoc about 1 mi s Oregon-California boundary; Warner Mountains, Lily Lake 2133 Comment
  JEPS114907  Juncus orthophyllus Lowell Ahart, John Dittes 2008-8-26 15351 Modoc On the bottom of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  CAS-BOT-BC10597  Juncus tiehmii Alice Eastwood; John Thomas Howell 1940-6-13 8111 Modoc Surprise. Comment
  CAS-BOT-BC81196  Juniperus occidentalis Florence Angwin 1946-5-3 s.n. Modoc Big Valley 1280 Comment
  CAS-BOT-BC81200  Juniperus occidentalis Florence Angwin 1946-5-4 s.n. Modoc Adin Comment
  CAS-BOT-BC81210  Juniperus occidentalis John Thomas Howell 1934-6-16 12208 B Modoc Parker Creek, Warner Mts. 1584 Comment
  HSC45869  Juniperus occidentalis J. P. Smith, J. O. Sawyer 1972-5-7 5283 Modoc 1.3 mi. E of Davis Creek on road to plum Valley Campground 1433 Comment
  UC1044490  Juniperus occidentalis Mrs. B. N. Berry 1955-9-30 Modoc n Timber Mountain (on hwy between Klamath Falls and Canby); Modoc National Forest 1341 Comment
  SEINET10531162  Juniperus occidentalis LeRoy E. Detling 1948-5-23 Detling 6245 Modoc Plum Ridge, near Canby. Yellow Pine forest. Pinus ponderosa, P. jeffreyi, Juniperus occidentalis & Arctostaphylos patula. Level plateau; rocky red clay-loam. 1524 Comment
  UC71751  Juniperus occidentalis Mrs. M. H. Manning Sep 1 1902-Oct 1 1902 10 Modoc Comment
  CAS-BOT-BC30151  Juniperus occidentalis var. occidentalis Belknap C. Goldsmith 1910-8-1 17 Modoc Fandango Creek, 3 mi E of Goose Lake. 1584 Comment
  RSA597867  Juniperus occidentalis var. occidentalis F. C. Vasek 1962-9-2 620902 -13 Modoc 4.2 miles east of Likely 1738 Comment
  RSA67241  Juniperus occidentalis var. occidentalis Philip A. Munz 1951-9-14 16975 Modoc West base of Warner Mountains, 4.2 miles east of Likely 1418 Comment
  RSA93401  Juniperus occidentalis var. occidentalis Milo S. Baker 1936-6-14 8315 Modoc Malin to Quarantine Station Comment
  CAS-BOT-BC95669  Kalmia polifolia Leland S. Smith 1917-9-16 159 Modoc Lassen Creek. 2133 Comment
  SEINET2029157 Image available Kalmia polifolia L. C. Wheeler 1935-8-4 3776 Modoc Warner Mountains, Pine Creek 2210 Comment
  CAS-BOT-BC225094  Kelloggia galioides Bruce Bartholomew; Barrett Anderson 1988-7-22 4480 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  CAS-BOT-BC225097  Kelloggia galioides Robert Patterson; Mona Bourell 1993-8-15 5264 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 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
  POM299547  Kelloggia galioides Marion Ownbey, Fred G. Meyer 1940-7-1 2149 Modoc Cedar Peak, Warner Mountains. Comment
  UC28425  Kelloggia galioides Milo S. Baker 1893-7-7 Modoc Comment
  CAS-BOT-BC247642  Koeleria macrantha Roxana Stinchfield Ferris; R. Duthie 1919-6-13 63 Modoc Above Parker Creek near Modoc National Forest boundary. Comment
  CHSC85185  Koeleria macrantha John Dittes; Josephine Guardino 1991-7-21 438 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  HSC10242  Koeleria macrantha R. C. Wunner 1965-6-26 280 Modoc Lava Beds National Monument, Blue Eyes Point. 1341 Comment
  UC1024973  Koeleria macrantha Leo Whitney 1935-7-6 3431 Modoc Pit River near Lookout; Pit River near Lookout Comment
  UCD86012  Koeleria macrantha L. D. Whitney 1935-7-2 s.n. Modoc Badger Well. Comment
  UC71840  Lactuca tatarica subsp. pulchella M. H. Manning 1904-9-4 Modoc Alturas 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
  CAS-BOT-BC54066  Lappula redowskii R. M. Austin 1894-5-1 Modoc Davis Creek. Comment
  JEPS32733  Lappula redowskii Mrs. R. M. Austin and Bruce June 1898 2269 Modoc Goose Lake Valley Comment
  UC78791  Lappula redowskii Mrs. R. M. Austin May 1894 23 Modoc Sugar Loaf Hill Comment
  JEPS55280  Lathyrus lanszwertii Milo S. Baker 1896-5-31 Modoc Fall River Mountains, se Modoc Co. Fall River Mountains Comment
  NY716676  Lathyrus lanszwertii var. lanszwertii R. J. Weatherby 1955-7-8 1621 Modoc 6 miles north of Ft. Bidwell, northern Warner Mountains 1783 Comment
  NY716853  Lathyrus rigidus W. Larkin 04 1920 s.n. Modoc Goose Lake Valley 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
  SEINET7073588  Layia fremontii A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  HSC28863  Layia glandulosa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19377 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  POM229192  Ledum glandulosum L. C. Wheeler 1935-8-4 3777 Modoc Pine Creek, Warner Mts. 2210 Comment
  CAS-BOT-BC245028  Lemna Bruce Bartholomew; Barrett Anderson 1989-6-2 4793 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  POM312461  Lemna minor Verne Grant, Irving Schneider 1947-7-19 8064 Modoc Corporation ranch; irrigation ditch south of south loop road, south of Alturas Comment
  UC1536809  Lemna minor Gordon H. True Jr. 1939-7-21 1004 Modoc Jack Swamp Comment
  CHSC99245  Lemna minuta Lowell Ahart; John Dittes 2008-6-21 15008 Modoc On 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) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. 1269 Comment
  CHSC99246  Lemna minuta Lowell Ahart; John Dittes 2008-6-21 14994 Modoc On shallow water on water on the south side and east end of a large culvert, a part of the large levee, mountain meadow, in Big Valley about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  UC1101267  Lemna trisulca Verne Grant, Irving Schneider 1947-8-24 8257 Modoc in Harvey Creek at head of Jess Valley Harvey Creek; Jess Valley, Harvey Creek Comment
  UC1101269  Lemna trisulca Herbert L. Mason, Verne Grant 1947-7-12 13432 Modoc n of Likely (Corportation Ranch Headquarters); Corportation Ranch Headquarters 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
  RSA504619  Lepidium perfoliatum Bruce Bartholomew, B. Anderson 1988-6-25 4382 Modoc SW side of Jess Valley, Warner Mountains. 1540 Comment
  UC725918  Lepidium perfoliatum A. A. Heller 1941-6-26 16218 Modoc e end Canby (along U.S. Highway 299) Comment
  JEPS53761  Lepidium virginicum var. medium Milo S. Baker Jul 1894 Modoc near Bieber; Big Valley Comment
  CAS-BOT-BC190632  Leptodactylon pungens Elmer Ivan Applegate 1932-7-9 7610 Modoc N slope of Bidwell Mountain. Comment
  SJSU9559  Leptosiphon harknessii W. Savage 1979-7-3 1299 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  SJSU8682  Leptosiphon septentrionalis W. Savage 1979-7-5 1380 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC242078  Leucocrinum montanum Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6467 Modoc Below Emerson Campground, E side of Warner Mountains. 1710 Comment
  CHSC70483  Leucocrinum montanum A. Sanger 1994-5-10 2454 Modoc Just E on Hwy. 299 past Hwy 395, top steep cutbank. 1389 Comment
  UC683361  Leucocrinum montanum R. C. Wilson 1933-5-23 86 Modoc Pothole Gulch 1341 Comment
  CAS-BOT-BC242084  Leucocrinum montanum Leland S. Smith 1917-5-21 1 Modoc West Valley and Jess Valley. 1524 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-BC197456  Lewisia nevadensis Bruce Bartholomew 1994-7-2 6804 Modoc 5.5 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2230 Comment
  HSC25979  Lewisia nevadensis D. H. Norris, S. Dowty, Thomas W. Nelson 1971-6-22 19347 Modoc Soup Springs Campground Comment
  HSC80774  Lewisia nevadensis G. M. Riegel 1978-7-12 63 Modoc S Warner Mtns. 2100 Comment
  UC748124  Lewisia pygmaea Annie M. Alexander and Louise Kellogg 1946-7-29 5086 Modoc flat below divide Warner Mountains, Eagle Creek (head of Eagle Creek) Comment
  CAS-BOT-BC197484  Lewisia rediviva Leland S. Smith 1919-6-5 1122 Modoc Deep Creek near station. 1524 Comment
  CAS-BOT-BC197487  Lewisia rediviva Elmer Ivan Applegate 1932-8-1 8036 Modoc Arid summit of Warner Mts. just S of Warren Peak. Comment
  UCD64258  Leymus cinereus A. A. Beetle 1941-6-29 2841 Modoc 15 miles E of Alturas on road to Cedarville Pass. 1371 Comment
  JEPS117172  Leymus triticoides Lowell Ahart, John Dittes 2010-8-31 17131 Modoc West side of Elkins Lane, about 10 yards south of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS68582  Leymus triticoides Leland S. Smith 1917-7-23 893 Modoc Joseph Creek 1706 Comment
  UC1037174  Leymus triticoides Leo Whitney 1935-7-19 3536 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD64650  Leymus triticoides Beecher Crampton 1954-7-7 2154 Modoc Alturas. Vacant lot behind Niles theatre. Comment
  UCD86643  Leymus triticoides J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UC748405  Ligusticum grayi Annie M. Alexander and Louise Kellogg 1946-7-18 5014 Modoc Warner Mts., Benton Meadow 2072 Comment
  CAS-BOT-BC242069  Lilium washingtonianum Leland S. Smith 1924-6-6 1375 Modoc Egg Lake region. Comment
  POM228990  Limosella aquatica Louis C. Wheeler 1935-8-14 3856 Modoc Cave Lake, Pine Creek, Warner Mtns. (Mt Diablo Mer.) 2073 Comment
  CAS-BOT-BC190629  Linanthus bolanderi Bruce Bartholomew; Mona Bourell 1990-4-26 5155 Modoc 0.5 km S of Day. 1100 Comment
  CAS-BOT-BC198039  Linanthus harknessii Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13334 Modoc 9.7 mi N of Adin on Hwy 299. Comment
  CAS-BOT-BC198044  Linanthus harknessii Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10540 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC198047  Linanthus harknessii Bruce Bartholomew; Barrett Anderson 1990-7-20 5517 Modoc Tamarack Flat, E side of Warner Mts. 2150 Comment
  UC71572  Linanthus harknessii Mrs. M. H. Manning 1903-8-21 284 Modoc Fandago Peak, ne Modoc County Warner Range Comment
  JEPS58522  Linanthus nuttallii subsp. nuttallii Leland S. Smith 1918-7-13 991 Modoc Mill Creek Warner Mountains, Nevada Sheep Range (w slope) 2133 Comment
  CDA6368  Linaria vulgaris T. C. Fuller 1964-10-7 12690 Modoc 3/4 mile northwest of Stronghold. 0 Comment
  HSC15810  Linum lewisii M. T. Milligan 1964-6-27 97 Modoc Jct. of Lassen Creek Rd. and old Hwy. 395 1677 Comment
  RSA435718  Linum lewisii Christopher Davidson 1975-6-4 2622 Modoc Ca. 15 mi W. of Alturas on Hwy. 299. 1341 Comment
  CAS-BOT-BC225813  Lithophragma glabrum Robert J. Weatherby 1955-7-7 1601 Modoc Dismal Swamp, northern Warner Mts. 2240 Comment
  UC114984  Lithophragma glabrum Mrs. R. M. Austin May 1884 88 Modoc Goose Lake Valley Comment
  UC11912  Lithophragma glabrum Mrs. R. M. Austin May, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC225816  Lithophragma glabrum E. H. Steffen 1917-5-27 16 Modoc West Valley Camp. 1554 Comment
  JEPS47649  Lithophragma glabrum Milo S. Baker 1896-5-15 Modoc Big Valley; near Johnsons Comment
  CAS-BOT-BC225825  Lithophragma parviflorum R. M. Austin s.n. Modoc Modoc County. Comment
  UC190608  Lithophragma parviflorum M. F. Gilman 543 Modoc Comment
  CAS-BOT-BC225843  Lithophragma tenellum Francis Dorris Payne 1932-6-10 527 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC225846  Lithophragma tenellum E. H. Steffen 1917-5-27 16 Modoc West Valley Camp. 1554 Comment
  JEPS5959  Lithophragma tenellum Frances D. Payne 1929-7-7 55 B Modoc 2 mi sw Mt. Warren (Pine Creek Basin, se Modoc County); Warner Mts., Pine Creek Basin, sw of Mt. Warren 2133 Comment
  UCSB12727  Lithophragma tenellum Dearing, Hugh; Dearing, Margaret 1939-6-9 Modoc Dry Creek Road, near Cedarville, Warner Mountains Comment
  CAS-BOT-BC54072  Lithospermum ruderale John Thomas Howell 1934-6-13 12060 Modoc Fandango Pass, Warner Mountains 1828 Comment
  HSC3701  Lithospermum ruderale M. T. Milligan 1965-6-26 344 Modoc N end Jess Valley. 1616 Comment
  POM260351  Lithospermum ruderale C. L. Hitchcock 1940-5-27 6654 Modoc 9 miles northeast of Alturas. 1402 Comment
  UC1037250  Lithospermum ruderale Leo Whitney 1934-5-28 1603 Modoc 15 mi nw Canby (Spaudldings Butte near Hackamore); Modoc National Forest 1463 Comment
  RSA59535  Lithospermum ruderale E. K. Balls 1950-5-20 14804 Modoc 1.2 miles below Mill Creek Falls Public Camp, towards Jess Valley Comment
  CHSC85186  Lomatium bicolor John Dittes; Josephine Guardino 1991-6-1 380 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-BC21451  Lomatium bicolor var. leptocarpum Bruce Bartholomew; Barrett Anderson 1988-6-23 4291 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC21454  Lomatium bicolor var. leptocarpum Annie Montague Alexander; L. Kellogg 1946-6-26 4839 Modoc Dismal Swamp. 2255 Comment
  CHSC66982  Lomatium bicolor var. leptocarpum James D. Jokerst 1987-5-12 2842 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector. Center of wedge of section 28. Comment
  JEPS89919  Lomatium bicolor var. leptocarpum Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9114 Modoc headwaters of upper S. Deep Creek Warner Mts., headwaters of upper S. Deep Creek 2194 Comment
  RSA271897  Lomatium bicolor var. leptocarpum Christopher Davidson 1975-6-4 2598 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC21263  Lomatium bicolor var. leptocarpum Mrs. R. M. Austin and Bruce June 1898 2283 Modoc Fields, Goose Lake Comment
  UC585104  Lomatium dissectum var. multifidum E. B. Babcock and G. L. Stebbins Jr. 1936-6-9 1812 Modoc ca. 3 mi. w. Cedarville (Cedar Creek Canyon, Warner Mts.); Warner Mts., Cedar Creek Canyon Comment
  SEINET8684976  Lomatium grayi G. S. Bartholomew 1998-6-5 2729 Modoc E side of upper Alkali Lake, S of Leonard Springs. 1402 Comment
  RSA540066  Lomatium hendersonii Bruce Bartholomew 1991-5-25 5769 Modoc 4.3 km S 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
  UC21228  Lomatium macrocarpum Mrs. R. M. Austin and Bruce 1898-6-1 2285 Modoc Goose Lake Comment
  HSC21541  Lomatium nevadense M. T. Milligan 1966-3-18 452 Modoc N end Jess Valley 1616 Comment
  RSA164355  Lomatium nevadense Clare B. Hardham 1961-6-18 7590 Modoc Cedar Pass. 1829 Comment
  RSA540073  Lomatium nevadense var. nevadense Bruce Bartholomew, Anderson 1989-4-29 4669 Modoc 6.4 km E of Fort Bidwell on rad to Fee Reservoir, NE corner of Surprise valley. 1460 Comment
  UC106255  Lomatium nevadense var. nevadense Mrs. R. M. Austin May 1894 24 Modoc Goose Lake Valley Comment
  HSC28844  Lomatium nudicaule D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19403 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  OBI47980  Lomatium nudicaule Rhonda Riggins 1989-4-28 1663 Modoc Pencil Rd. 4.4 mi N of Hwy 395 E of Alturas Comment
  SEINET11131560  Lomatium triternatum M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88191 Modoc Hwy 395, intersection with Davis Creek Road Comment
  UC1562720  Lomatium triternatum var. macrocarpum Barbara Ertter 1988-6-18 7645 Modoc Adin Summit on Hwy,. 299 n. Adin; Adin Summit 1584 Comment
  UC643251  Lomatium triternatum var. macrocarpum Alice Eastwood and John Thomas Howell 1940-6-15 8292 Modoc 9 mi. n. Lookout Comment
  SEINET10545662  Lomatium triternatum var. macrocarpum Jeffrey Huber 1971-6-3 Huber 99 Modoc 5 mi. S of Canby on CA Hwy. 299. 1280 Comment
  CAS-BOT-BC21407  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-30 12253 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC21409  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-13 8146 Modoc Fandango Pass. Comment
  CAS-BOT-BC21419  Lomatium triternatum var. triternatum John Thomas Howell 1934-6-12 12016 Modoc Between Davis Creek and Plum Valley. Comment
  CAS-BOT-BC21398  Lomatium vaginatum C. C. (Mrs.) Bruce 1893-4-1 114 Modoc Davis Creek. Comment
  UC106268  Lomatium vaginatum Mrs. R. M. Austin 1894-1 74 Modoc Goose Lake Valley Comment
  UC1228814  Lomatium vaginatum Lincoln Constance and Emil DiFulvio 1962-4-16 3750 Modoc 3.2 mi. n. Likely 1310 Comment
  CDA38459  Lomatium vaginatum Virginia Kelly 1983-6-21 s.n. Modoc Alturas. 0 Comment
  POM131825  Lonicera conjugialis Milo S. Baker 1893-8-9 s.n. Modoc Medicine L., south hillside. Comment
  CAS-BOT-BC95173  Lonicera involucrata var. involucrata Annie Montague Alexander; L. Kellogg 1946-6-28 4855 Modoc Pine Creek Canyon. 2240 Comment
  CAS-BOT-BC181959  Lotus denticulatus Bruce Bartholomew; Barrett Anderson 1989-6-3 4913 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  CDA13454  Lotus denticulatus G. F. Hrusa, T. D. Wilfred 1996-7-21 13301 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. 1267 Comment
  JEPS118255  Lotus denticulatus Lowell Ahart, John Dittes 2011-6-22 17545 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden [Adin], 10 miles (air) east of Lookout, Big Valley 1264 Comment
  NY704620  Lotus denticulatus J. T. Howell 1934-6-11 11938 Modoc Parker Creek, Warner Mountains 1585 Comment
  CAS-BOT-BC181950  Lotus nevadensis var. nevadensis Bruce Bartholomew; Barrett Anderson 1989-6-3 4915 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  NY716009  Lotus purshianus B. M. Bartholomew 1988-7-22 4485 Modoc Vicinity of East Creek Trailhead, southern end of the Warner Mountains 2210 Comment
  CAS-BOT-BC181938  Lotus purshianus var. purshianus Bruce Bartholomew; Barrett Anderson 1988-6-25 4400 B Modoc Ryan Canyon, N of Adin. 1390 Comment
  CAS-BOT-BC181945  Lotus purshianus var. purshianus Bruce Bartholomew 1989-8-10 5039 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  JEPS114667  Lotus purshianus var. purshianus 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
  RSA504839  Lotus unifoliolatus Bruce Bartholomew, B. Anderson 1988-7-22 4485 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mountains; Sierran Montane forest. 2210 Comment
  CAS-BOT-BC181926  Lupinus Betty J. Hammerly 1941-6-20 34 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  CAS-BOT-BC498665  Lupinus C. B. Wolf 1931-9-4 2398 Modoc At Canby 1325 Comment
  CAS-BOT-BC181901  Lupinus arbustus Francis Dorris Payne 1929-6-24 24 Modoc Pine Creek, above Fitzhugh Springs. 1645 Comment
  CAS-BOT-BC181915  Lupinus arbustus Bruce Bartholomew 1990-8-4 5636 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  CAS-BOT-BC181923  Lupinus arbustus Elmer Ivan Applegate 1932-7-31 7953 Modoc Mill Creek Meadows, W slope of Warner Mts. Comment
  RSA414447  Lupinus arbustus subsp. silvicola Christopher Davidson 1973-5-26 2133 Modoc Ca. 4 miles west of Canby on highway 299. 1341 Comment
  CAS-BOT-BC182177  Lupinus argenteus Francis Elliot Drouet; Donald Richards 1941-9-12 4202 Modoc Sloughs along the N fork of the Pit River, NE of Alturas. 1341 Comment
  CAS-BOT-BC182188  Lupinus argenteus Gordon H. True 1964-6-3 1427 Modoc About 5 mi. N of Cedarville, Surprise Valley. 1463 Comment
  CAS-BOT-BC182194  Lupinus argenteus John Thomas Howell 1934-6-15 12183 Modoc Alturas. Comment
  CAS-BOT-BC182197  Lupinus argenteus John Thomas Howell 1934-7-2 12367 Modoc W side of Clear Lake. Comment
  HSC81084  Lupinus argenteus G. M. Riegel 1979-7-14 535 Modoc South Warner Mtn. 509 Comment
  RSA0026213  Lupinus argenteus John F. Emmel 1997-6-9 1501 Modoc North end Surprise Valley, 3 air miles NE of Ft. Bidwell; along County Road 1, 3.6 road miles NE of jct. with County Road 6. 1409 Comment
  RSA0026214  Lupinus argenteus John F. Emmel 1997-6-9 1502 Modoc North end Surprise Valley, 3 air miles NE of Ft. Bidwell; along County Road 1, 3.6 road miles NE of jct. with County Road 6. 1409 Comment
  NY736760  Lupinus argenteus var. argenteus H. P. Bracelin 1931-6-30 500 Modoc Alturas 1524 Comment
  OBI5674  Lupinus argenteus var. argenteus Carl B. Wolf 1931-9-4 2398 Modoc Canby 1326 Comment
  POM312877  Lupinus argenteus var. argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc Southwest end of Clear Lake Comment
  RSA11959  Lupinus argenteus var. argenteus Elmer I. Applegate 1929-6-24 5885 Modoc Between Lookout and Aden, upper Pitt River region. Comment
  CAS-BOT-BC182094  Lupinus argenteus var. heteranthus Bruce Bartholomew; Barrett Anderson 1990-7-21 5572 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  CAS-BOT-BC182097  Lupinus argenteus var. heteranthus R. M. Austin 1884-7-1 Modoc Hills near Davis Creek. Comment
  CAS-BOT-BC182103  Lupinus argenteus var. heteranthus Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10598 Modoc 5.5 mi. from Patterson Ranger Station on Eagleville Road, Warner Mts. Comment
  CAS-BOT-BC182106  Lupinus argenteus var. heteranthus Annie Montague Alexander; L. Kellogg 1946-7-23 5052 Modoc Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC182121  Lupinus argenteus var. heteranthus Elmer Ivan Applegate 1929-6-24 5895 Modoc Along road between Alturas and Davis Creek. Comment
  CDA27390  Lupinus argenteus var. heteranthus T. C. Fuller 1971-7-14 19906 Modoc Warner Mountains; Barber Grade above South Barber Creek, 7 miles south of Eagleville. 0 Comment
  CHSC109455  Lupinus argenteus var. heteranthus B. Castro; L. P. Janeway 2012-7-24 1951 Modoc Warner Mountains. Northwestern flank of Mount Bidwell; ca 0.6 air mi S of Dismal Swamp, off upper edge of open lodgepole pine forest. 2359 Comment
  JEPS119658  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2012-7-10 18330 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
  JEPS65013  Lupinus argenteus var. heteranthus W. L. Jepson 1918-8-7 7856 Modoc Mt. Bidwell 2072 Comment
  NY736936  Lupinus argenteus var. heteranthus C. L. Hitchcock 1940-5-27 6653 Modoc 9 miles northeast of Alturas 1402 Comment
  RSA0039533  Lupinus argenteus var. heteranthus Lowell A. Ahart, John Dittes 2012-7-10 18330 Modoc About 300 yards northeast of the old barn, on the sides of the mowed road. Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS15481  Lupinus argenteus var. heteranthus Joseph and Hilda Grinnell 1938-6-14 1105 a Modoc along hiway #395 between Alturas and Oregon line (Fairport); Fairport 1524 Comment
  SDSU4664  Lupinus argenteus var. heteranthus D. F. Howe 1964-7-31 3907 Modoc Modoc National Forest 8.5 miles from entrnace on road from Likely, Warner mts. Comment
  SEINET10970215  Lupinus argenteus var. tenellus David B. Dunn 1954-9-3 Dunn 11808 Modoc Just N of Timber Mountain turnoff along Hwy 139. Comment
  RSA260742  Lupinus burkei subsp. burkei Alice Eastwood, John T. Howell 1940-6-13 8129 Modoc Near Davis Creek. Comment
  UCR26890  Lupinus caudatus E. C. Nord 1958-8-15 N- 128 Modoc Modoc National Forest, 3.5 mi NW of Tionesta 1292 Comment
  POM127156  Lupinus caudatus M. French Gilman 541 Modoc Slopes 1524 Comment
  SEINET10490652  Lupinus caudatus subsp. caudatus H. Dearing, M. Dearing 1939-6-8 Dearing 3589 Modoc Flowers silvery, lavender blue. But leaflets 8 to 10. Near goose lake. 1219 Comment
  CAS-BOT-BC181882  Lupinus latifolius Bruce Bartholomew; Barrett Anderson 1989-6-1 4753 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  HSC14857  Lupinus latifolius subsp. viridifolius M. T. Milligan 1965-6-26 316 Modoc N end Jess Valley. 1616 Comment
  CAS-BOT-BC8444  Lupinus laxiflorus var. calcaratus Alice Eastwood; John Thomas Howell 1940-6-13 8141 Modoc Fandango Pass Comment
  CHSC85177  Lupinus lepidus var. confertus John Dittes; Josephine Guardino 1991-7-21 387 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
  NY747264  Lupinus lepidus var. lobbii B. M. Bartholomew 1990-8-4 5645 Modoc Top of pass on Summit Trail, ca. 0.5 km southeast of Patterson Lake, east side of Warner Mountains 2800 Comment
  UC127004  Lupinus lepidus var. lobbii Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC181855  Lupinus leucophyllus Bruce Bartholomew 1994-7-4 6846 Modoc Coffee Mill Gully. 1430 Comment
  NY747429  Lupinus microcarpus A. Tiehm 1984-6-30 8833 Modoc North edge of Lake Annie on the west side of Bidwell Mountain, northeast of Ft. Bidwell 1530 Comment
  NY747431  Lupinus microcarpus B. M. Bartholomew 1989-6-2 4784 Modoc Long Canyon, 12 km northeast of Fort Bidwell on the road to the Oregon border 1550 Comment
  CAS-BOT-BC181834  Lupinus microcarpus var. microcarpus Bruce Bartholomew; Barrett Anderson 1989-6-2 4784 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  CAS-BOT-BC181840  Lupinus microcarpus var. microcarpus Mrs. H. C. Cantelow 1940-5-31 Modoc 3 mi. E of Canby. Comment
  UCD108862  Lupinus microcarpus var. microcarpus B. L. Kay 1955-6-17 s.n. Modoc 2 miles northwest of Likely. Comment
  JEPS65295  Lupinus polyphyllus var. burkei Frances D. Payne 1931-6-25 258 Modoc 2 mi SW of Warren Mt.; SE Modoc Co., Pine Creek Basin 2316 Comment
  CAS-BOT-BC181809  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1988-5-14 4194 Modoc 1.3 km S of turn off to Crowder Flats West Side Road, W side of Goose Lake. 1410 Comment
  CAS-BOT-BC181810  Lupinus saxosus Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6530 Modoc Just W of Forest Service on Parker Creek Road between Alturas and Pepperdine. 1520 Comment
  CAS-BOT-BC181819  Lupinus saxosus Bruce Bartholomew; Barrett Anderson 1989-4-29 4680 Modoc 9-11 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1580 Comment
  SEINET10486213  Lupinus saxosus Billy Joe Cox, David B. Dunn; Lewis S. Fleak 1970-6-8 Cox 1956 Modoc 6 mi n of alturas at jct. Of u.s. Hwy. 395/299 With cedarville road, arid Grassland with scattered juniper; rocky basalt. 1463 Comment
  UC1481316  Lupinus saxosus Cox, Dunn, Fleak 1970-6-8 1956 Modoc at Jct of US Hwy 395-299 with Cedarville Road 6 mi n Alturas; n of Alturas 1463 Comment
  SEINET10485941  Lupinus sellulus var. ursinus Duane Isely, I. Isely 1971-7-11 Isely 11372 Modoc Cedar-sagebrush, adjacent to state #139, e of lava beds national monument. 1036 Comment
  CDA19943  Lycium barbarum D. Kratville 2002-6-19 PDR 1204560 Modoc Northern California; Center of Alturas on Hwy 395. 0 Comment
  UCR67026  Lycopus lucidus George K. Helmkamp 1990-9-23 J- 10 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA14503  Machaeranthera canescens var. shastensis Elmer I. Applegate 1923-3-17 3341 Modoc Dry Lake southeast of Tule Lake Comment
  CAS-BOT-BC49429  Madia citriodora Bruce Bartholomew; Barrett Anderson 1989-6-3 4916 Modoc 5 km W of County Route 91 along the N side of the Pit River. 1340 Comment
  CAS-BOT-BC342651  Madia citriodora David D. Keck; J. Clausen 1935-6-24 3714 Modoc 3 mi. northeast of Willow Ranch, east of Goose Lake 1550 Comment
  CHSC111109  Madia elegans subsp. densifolia Lowell Ahart; John Dittes 2012-7-12 18375 Modoc On the east side of Elkins Lane, about 100 yards north of the bridge across Ash creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1262 Comment
  CAS-BOT-BC49438  Madia exigua John Thomas Howell 1934-7-1 12325 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  CAS-BOT-BC49441  Madia exigua R. M. Austin 1894-8-1 Modoc Sugar Loaf Hill. Comment
  CAS-BOT-BC49444  Madia glomerata John Thomas Howell 1934-7-3 12375 Modoc 5 mi. S of Hackamore. Comment
  JEPS127603  Madia glomerata L. P. Janeway 2014-7-8 11472 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (Corral Creek Road) 5.1 road km NNw of Road 48, along the W edge of Goose Lake. Comment
  SJSU9604  Madia glomerata W. Savage 1979-7-5 1372 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  POM203072  Madia glomerata J. T. Howell 1934-7-3 12375 Modoc 5 miles S of Hackamore Comment
  CAS-BOT-BC49378  Madia gracilis Roxana Stinchfield Ferris; R. Duthie 1919-6-14 103 Modoc Parker Creek. Comment
  HSC5983  Madia gracilis M. T. Milligan 1966-7-7 566 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  RSA504612  Madia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1988-7-21 4414 Modoc Whitehorse Mountains, 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC242029  Maianthemum racemosum Bruce Bartholomew 1991-6-20 5782 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CAS-BOT-BC242032  Maianthemum racemosum Francis Dorris Payne 1929-6-24 23 Modoc Pine Creek above Fitzhugh Springs. 1645 Comment
  CAS-BOT-BC242169  Maianthemum stellatum Roxana Stinchfield Ferris; R. Duthie 1919-6-13 51 Modoc Parker Creek, 15 mi. from Alturas. Comment
  RSA152606  Malva neglecta I. L. Wiggins, Dorothy Wiggins 1961-6-12 16402 Modoc Shoulders of road along Thomas as Creek, 6.1 miles E. of California State Highwayt 299, along Cedar Pass Road, Modoc County. Comment
  POM312946  Marsilea vestita H. L. Mason, Verne Grant 1947-7-10 13350 Modoc Dorris Reservoir, 2 miles east of Alturas. Comment
  CAS-BOT-BC497328  Marsilea vestita John Thomas Howell 1934-6-15 12194 Modoc Davis Reservoir, 2 mi E of Alturas Comment
  CAS-BOT-BC247627  Melica bulbosa Leland S. Smith 1917-6-21 53 Modoc South Fork Fitzhugh Creek. 1981 Comment
  HSC1666  Melica bulbosa M. T. Milligan 1965-7-1 412 Modoc Plateau W of Jess Valley. 1829 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
  SEINET10737674  Melilotus officinalis Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 928 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  CAS-BOT-BC179862  Mentha arvensis Robert Folger Thorne; C. W. Tilforth 1969-9-5 39184 Modoc Marshy margin of Pine Creek where it crossed Hwy 395, 3.4 mi. S of Alturas. 1341 Comment
  POM84014  Mentzelia albicaulis R. M. Austin s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC179139  Mentzelia dispersa John Thomas Howell 1934-6-30 12264 Modoc Duncan Horse Camp. 1355 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
  CAS-BOT-BC179147  Mentzelia dispersa Bruce Bartholomew 1991-6-20 5786 Modoc Top of Fox Mountain, ca. 10 airline km NW of Adin. 1900 Comment
  SEINET195717  Mentzelia dispersa Unknown 1946-6-12 4736 Modoc Fandango Pass road 1676 Comment
  UC725538  Mentzelia dispersa A. A. Heller 1941-6-26 16214 Modoc 8 m w Alturas (along U.S. Highway #299.); Juniper Belt Comment
  CAS-BOT-BC179114  Mentzelia veatchiana Milo Samuel Baker 1893-7-5 Modoc Egg Lake. Comment
  CAS-BOT-BC179117  Mentzelia veatchiana Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6446 Modoc At the Nevada border directly E of Eagleville, E side of Surprise Valley. 1520 Comment
  HSC3716  Mertensia ciliata var. stomatechoides M. T. Milligan 1965-6-30 396 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  JEPS4087  Mertensia longiflora Frances D. Payne 1932-5-27 408 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET11302717  Mertensia longiflora M. J. Williams 1984-6-29 84- 71 -1 Modoc Lily Lake, west side of the Warner Mountains 2073 Comment
  CAS-BOT-BC54008  Mertensia oblongifolia var. amoena Bruce Bartholomew 1994-5-28 6724 Modoc Between Joseph Creek Basin and Halls Meadow, W side of Warner Mts. 1880 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
  JEPS6029  Mertensia oblongifolia var. amoena Frances D. Payne 1929-7-7 57 Modoc 2 mi. s.w. Warren Peak (Pine Creek Basin, Warner Mts.); Warner Mts., Pine Creek Basin 2133 Comment
  CAS-BOT-BC54018  Mertensia oblongifolia var. nevadensis Bruce Bartholomew; Barrett Anderson 1988-5-13 4157 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts.. 1760 Comment
  CAS-BOT-BC58780  Mertensia oblongifolia var. oblongifolia Bruce Bartholomew 1992-5-15 6309 Modoc Upper end of Pleasants Canyon, W side of Warner Mountains. 1930 Comment
  SEINET3152691  Mertensia sibirica Mrs. M. H. Manning 1903-4-1 83 Modoc Near Fort Bidwell; N-eastern part of county 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-BC225953  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1988-5-12 4121 Modoc S side of Egg Lake, ca. 1.5 km W of the Burlington Northern railroad track. 1300 Comment
  CAS-BOT-BC225960  Micranthes nidifica Mrs. H. C. Cantelow 1941-5-23 3533 Modoc E of Adin Pass Summit between Adin Canby, Hwy 299. 1576 Comment
  CAS-BOT-BC225969  Micranthes oregana Bruce Bartholomew 1991-8-5 6041 Modoc Squaw Peak Trail on N side of Squaw Peak, E side of Warner Mts. 2420 Comment
  CAS-BOT-BC197905  Microsteris gracilis Bruce Bartholomew 1990-6-15 5242 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  CAS-BOT-BC197911  Microsteris gracilis Bruce Bartholomew 1995-6-24 7028 Modoc Vicinity of old town site of Tionesta on Forest Service Road 44N17. 1430 Comment
  HSC17125  Microsteris gracilis M. T. Milligan 1964-6-20 57 Modoc 2 mi. N on Pencil Rd. from Hwy. 395 1372 Comment
  POM299284  Microsteris gracilis subsp. gracilis Frances D. Payne 1931-6-25 269 Modoc Pine Creek Basin 2317 Comment
  POM74514  Microsteris gracilis subsp. humilis Mrs. R. M. Austin 1895-06 37 Modoc Goose Lake Valley. Comment
  UC71617  Mimulus breweri Mrs. M. H. Manning Modoc Mt. Bidwell Comment
  UC1778581 Image available Mimulus cusickii S. E. Schoenig 1998-7-4 98 -67 Modoc Gravely slide on N side of Granger Cyn. Rd., 1.5 mi W of Surprise Valley Rd. This intersection being 3.7 miles S of Hwy 299 at Cederville. 1493 Comment
  JEPS124365  Mimulus guttatus Lowell Ahart, John Dittes 2015-7-16 20363 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  POM43666  Mimulus guttatus R. M. Austin 514 Modoc Goose Lake Valley. Comment
  JEPS103189  Mimulus lewisii G. Schoolcraft 2000-7-17 2912 Modoc N Warner Mountains 1981 Comment
  JEPS28993  Mimulus microphyllus Frances D. Payne 1931-6-12 154 Modoc w slope Warner Mountains; Parker Creek watershed 1584 Comment
  UC76061  Mimulus moschatus Milo S. Baker July, 1898 545 Modoc Forestdale Comment
  UC1523788  Mimulus nanus var. jepsonii Gregg Riegel 1981-7-13 1151 Modoc near Day 1524 Comment
  JEPS4009  Mimulus nanus var. nanus Frances D. Payne 1932-6-19 546 Modoc 10 mi s Alturas (on road to Likely); Warner Mountains Comment
  UC1101444  Mimulus primuloides Verne Grant, Irving Schneider 1947-8-24 8255 Modoc Jess Valley Warner Mountains Comment
  JEPS86680  Mimulus pulsiferae L. R. Heckard with T. I. Chuang 1990-7-14 6761 Modoc 0.7 mi e Soldier Creek Rd. (along Old Common Mill Rd., ca. 2 mi n of Cedar Pass) 2075 Comment
  JEPS79125  Mimulus pygmaeus L. R. Heckard with R. Bacigalupi 1980-6-10 5229 Modoc about 11 mi nw Lookout (w edge of Egg Lake (se end) meadow, type locality) Comment
  JEPS86895  Mimulus pygmaeus David M. Thompson 1988-6-3 927 Modoc betweeen Kramer reservoir and White Horse-Lookout road (2.3 rd mi w of railroad crossing, s end of lake); Egg Lake 1300 Comment
  POM260886  Mimulus suksdorfii Alice Eastwood, John T. Howell 1940-6-15 8276 Modoc Near Perez Comment
  RSA59722  Mimulus suksdorfii E. K. Balls 1950-5-18 14754 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  UC445162  Mimulus tricolor M. S. Baker and Franklin P. Nutting 1894-6-7 Modoc near Egg Lake Comment
  UC465889  Minuartia douglasii Franklin P. Nutting Modoc Big Valley Mts. Comment
  RSA165438  Minuartia nuttallii subsp. gracilis Clare B. Hardham 1961-6-20 7886 Modoc Bidwell Road to Dismal Creek. 2439 Comment
  CAS-BOT-BC225803  Mitella pentandra Bruce Bartholomew; Barrett Anderson 1988-6-24 4335 Modoc Lily Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC179858  Monardella odoratissima subsp. glauca Robert Patterson; Mona Bourell 1993-8-15 5249 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC634866  Monardella odoratissima subsp. glauca F. H. Frost 1925-7-25 162 Modoc Eagle Peak Warner Mts. Comment
  HSC93616  Monardella odoratissima subsp. odoratissima James D. Jokerst 1990-8-1 3206 Modoc Lava Beds National Monument, summit and upper W facing slope of Caldwell Minor near E edge of monument boundary 1402 Comment
  CAS-BOT-BC95543  Monolepis nuttalliana Bruce Bartholomew 1991-6-21 5812 Modoc 4 km S of Forest Service road 73 on road to Rim Rock Valley. 1570 Comment
  CAS-BOT-BC197478  Montia chamissoi Bruce Bartholomew 1994-7-2 6803 Modoc 5.5 km SE of Forest Service road 30 on road towards Bald Mountain, E side of the Warner Mts. 2230 Comment
  HSC17743  Montia chamissoi M. T. Milligan 1964-7-25 178 Modoc Pine Creek Basin, along trail. 2439 Comment
  CHSC117848  Montia linearis L. P. Janeway 2016-5-16 11997 A Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Applegate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  UC412633  Montia linearis Franklin P. Nutting 1894-6-8 Modoc near Egg Lake; Northern California Comment
  UC1025026  Muhlenbergia asperifolia Leo Whitney 1935-7-19 3540 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  CHSC112838  Muhlenbergia richardsonis Lowell Ahart; John Dittes 2013-7-24 18912 Modoc Around a man made pond, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  UC1949272  Muhlenbergia richardsonis Barbara Ertter 1988-6-18 7609 Modoc W side Hwy 139 just S of where it crosses railroad at jct to Clear Lake, NE of Dry Lake E of Lava Beds Nat'l Monument Comment
  SEINET8400744  Munroa squarrosa Richard R. Halse 2006-8-3 6988 Modoc Along Jess Valley Road ca. 4 miles east of Likely, just past bridge over the Pit River. 1387 Comment
  RSA496334  Myosotis scorpioides Elaine Joyal, D. Mehlman 1988-6-28 1288 Modoc N. Warner Mts., Pine Creek e. of New Pine Creek, Oregon. Comment
  CAS-BOT-BC217294  Myosurus minimus Bruce Bartholomew 1993-6-14 6675 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  CAS-BOT-BC217297  Myosurus minimus Bruce Bartholomew; Barrett Anderson 1989-4-28 4654 Modoc 11 km N of State Highway 299 and ca. 1 km S of Raker & Thomas Reservoir. 1500 Comment
  CAS-BOT-BC180054  Myriophyllum sibiricum Bruce Bartholomew 1992-5-16 6317 Modoc Arnett Spring, N of Bayley Reservoir. 1510 Comment
  CAS-BOT-BC198014  Navarretia breweri Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2146 Modoc W slope of Cedar Pass. Comment
  CAS-BOT-BC198017  Navarretia breweri Beecher Crampton 1954-7-7 2144 Modoc W side of Cedar Pass, Warner Mts. 1889 Comment
  RSA520380  Navarretia breweri Bruce Bartholomew, B. Anderson 1989-6-1 4761 Modoc S end of Goose Lake. 1460 Comment
  UC1025101  Navarretia divaricata Leo Whitney 1934-5-27 1846 Modoc near Hackamore; Modoc National Forest 1463 Comment
  CAS-BOT-BC198007  Navarretia divaricata subsp. divaricata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10556 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. 2164 Comment
  UC526152  Navarretia divaricata subsp. vividior John Thomas Howell 1934-7-1 12323 Modoc Duncan Horse Camp Comment
  JEPS86351  Navarretia intertexta Jack and Betty Guggolz 1988-6-30 965 Modoc near Old Canon Mill Road Comment
  CHSC116104  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2015-7-16 20380 Modoc North edge of Ash Creek (destroyed), southeast of gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  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
  UC1058211  Navarretia intertexta subsp. propinqua C. McMillan 1949-6-16 1532 Modoc s of Crowder Flat (n central Modoc County) Comment
  CAS-BOT-BC197972  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew 1991-6-23 5882 Modoc 7.4 km NE of Crowder Flat Road on road between Dorris Brothers Reservoir and Cow Head Tank. 1520 Comment
  CAS-BOT-BC197959  Navarretia leucocephala subsp. minima K. Paulson; Robert Paulson 1989-7-2 158 Modoc Vicinity of Craig Spring, ca. 2 mi. NE of Happy Camp. 1447 Comment
  CAS-BOT-BC197966  Navarretia leucocephala subsp. minima Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13328 Modoc About small lake at eastern outskirts of Lookout. Comment
  UC856840  Navarretia leucocephala subsp. minima Lewis S. Rose 1940-6-14 40571 Modoc 8 mi nw Canby 1524 Comment
  UC908645  Navarretia leucocephala subsp. minima Louis C. Wheeler 1935-8-2 3746 Modoc Twelve-mile Creek Warner Mts. 2194 Comment
  RSA150284B  Navarretia sinistra A. J. Cronquist, Arthur H. Holmgren 1959-6-20 8522 Modoc Warner Mountains: at Cedarville Pass, between Cedarville and Alturas. 1921 Comment
  CAS-BOT-BC179309  Nemophila breviflora Bruce Bartholomew 1992-5-15 6311 Modoc Upper end of Pleasants Canyon, W side of Warner Mountains. 1930 Comment
  CAS-BOT-BC179310  Nemophila breviflora Annie Montague Alexander; L. Kellogg 1946-6-15 4775 Modoc Deep Creek. 2133 Comment
  HSC81075  Nemophila breviflora G. M. Riegel 1979-6-30 506 Modoc S Warner Mtns. 2100 Comment
  UC449919  Nemophila breviflora Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek 12 Mile Creek (ne Modoc Co.) Comment
  UC449918  Nemophila parviflora var. austiniae Mrs. M. H. Manning 1907-1 Modoc e side Mt. Bidwell , 12 Mile Creek (12 Mile Creek) Comment
  POM248997  Nemophila parviflora var. austiniae Lincoln Constance 1938-6-12 2333 Modoc Edge of Thombs Creek at foot of Bonner Grade, Cedar Pass Road, 13.4 miles NE of Alturas, western foothills of the Warner Range 1524 Comment
  CAS-BOT-BC179292  Nemophila pedunculata Lincoln Constance 1938-6-12 2337 Modoc Margin of Rush Creek, 8 mi. NE of Adin. 1524 Comment
  UC748434  Nemophila pedunculata Annie M. Alexander and Louise Kellogg 1946-6-14 4754 Modoc Silver Creek Branch of Patterson Mill road 1828 Comment
  RSA59368  Nemophila pedunculata E. K. Balls 1950-5-11 14625 Modoc 8.1 miles NE of Fort Bidwell. Above Cow Head Lake. Along 8 Mile Creek. 1463 Comment
  SJSU9558  Neoholmgrenia andina W. Savage 1979-7-3 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC336782  Neoholmgrenia andina unknown Modoc Honey Lake Valley Comment
  CAS-BOT-BC349857  Nestotus stenophyllus Mrs. C. C. Bruce 1898-6-1 2184 Modoc Lake City Mt Comment
  CAS-BOT-BC58642  Noccaea fendleri subsp. glauca Annie Montague Alexander; L. Kellogg 1946-8-9 5127 Modoc Patterson Lake Trail, Warner Mts. Comment
  CAS-BOT-BC49368  Nothocalais troximoides K. Paulson; Robert Paulson 1988-5-24 11 Modoc Parker Creek, Warner Mts.. 1524 Comment
  UC682108  Nothocalais troximoides G. L. Stebbins Jr. with A. A. Beetle 1942-5-30 3248 Modoc 28.5 mi nw Canby (on State Highway No. 29 to Tule Lake, near junction of road to Modoc Lava Beds) Comment
  CAS-BOT-BC190812  Oenothera deltoides subsp. piperi Bruce Bartholomew 1993-6-13 6630 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  UCR143283  Oenothera tanacetifolia George Willet 1935-6-13 s.n. Modoc 4 mi east of Likely 1524 Comment
  CAS-BOT-BC245090  Olsynium douglasii var. douglasii Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6512 Modoc 11 km S of Oregon Border along W side of Goose Lake. 1440 Comment
  UC1587056  Olsynium douglasii var. inflatum G. Schoolcraft 1991-5-15 2136 Modoc e slope of mt. 5 mi n Lookout; Splawn Mtn. 1371 Comment
  CDA7562  Onopordum acanthium T. C. Fuller 1958-7-9 900 -58 Modoc South of 4th Street, east of East Street, Alturas. 0 Comment
  RSA600322  Orobanche comosa Louis C. Wheeler 1935-8-28 3927 Modoc Modoc Plateau: 1.5 mi. south of Lakeshore Reservoir, Devil's Garden. 1524 Comment
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Jan 9 2013
  CAS-BOT-BC190784  Orobanche uniflora Bruce Bartholomew; L. E. Skog; M. Gilbert 1993-5-13 6536 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 Comment
  CAS-BOT-BC190787  Orobanche uniflora E. H. Steffen 1917-6-10 39 Modoc Jess Valley. 1524 Comment
  RSA59720  Orobanche uniflora E. K. Balls 1950-5-18 14756 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  UC71737  Orthocarpus bracteosus Mrs. M. H. Manning 1904-9-1 495 Modoc Hall's Meadows; north-eastern Modoc County Comment
  CAS-BOT-BC232319  Orthocarpus cuspidatus subsp. copelandii Annie Montague Alexander; L. Kellogg 1946-7-7 4923 Modoc Eight Mile Creek. 1752 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
  UCSB10027  Orthocarpus cuspidatus subsp. cryptanthus Haller, John 1959-8-1 Modoc 1/4 mile north of the highest point on the road between Blue Lake and Lower Alkali Lake, crest of the Warner Mnts. 2438 Comment
  RSA152438  Orthocarpus lacerus I. L. Wiggins, Dorothy Wiggins 1961-6-13 16463 Modoc 5 mi W of Fandango Pass, Warner Mtns. Comment
  UC726143  Orthocarpus luteus A. A. Heller 1940-6-30 15745 Modoc along U.S. Highway #299, 8 mi w Alturas; w of Alturas Comment
  CAS-BOT-BC15735  Osmorhiza chilensis John Thomas Howell 1934-6-11 11970 Modoc Parker Creek. 1584 Comment
  CHSC85409  Osmorhiza chilensis John Dittes; Josephine Guardino 1991-8-24 463 Modoc Modoc Plateau; Warner Mountains; west slope, ca. 8.2 air-miles east of Goose Lake, ca. 2.3 air-miles south of Dismal Swamp, ca. 1.6 air-mile west of Bidwell Mtn.; tributary of Bidwell Creek west of Highgrade Road. 2087 Comment
  CAS-BOT-BC15749  Osmorhiza occidentalis John Thomas Howell 1934-6-11 11948 Modoc Parker Creek. 1584 Comment
  UC748464  Osmorhiza occidentalis Annie M. Alexander and Louise Kellogg 1946-7-11 4962 Modoc w Eight Mile Creek (ne corner of county) Comment
  CHSC109210  Packera cana L. P. Janeway; B. Castro 2012-7-24 10966 Modoc Warner Mountains. Along Forest Road/County Road 2 (the road from New Pine Creek to Fort Bidwell) 1.0 air km west of Lily Lake and 1.4 air km northwest of Yellow Mountain. 1948 Comment
  UC201713  Packera cana W. P. Taylor and H. C. Bryant 1910-6-25 Modoc Parker Cr. Warner Mountains, Parker Cr. 1676 Comment
  UC711807  Packera cana Roxana S. Ferris and Laura Lorraine 1941-8-14 10612 Modoc summit Fandango Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains, Fandango Pass 1889 Comment
  CAS-BOT-BC50276  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50315  Packera eurycephala var. eurycephala Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5991 Modoc NW of Alturas. 1371 Comment
  CAS-BOT-BC50323  Packera eurycephala var. eurycephala Francis Dorris Payne 1931-6-8 186 Modoc Parker Creek. Comment
  CAS-BOT-BC190778  Paeonia brownii E. S. Willits 1940-5-4 211 Modoc Willow Ranch. Comment
  POM260872  Paeonia brownii Alice Eastwood, John T. Howell 1940-6-13 8117 Modoc Surprise Comment
  UC748209  Paeonia brownii Annie M. Alexander and Louise Kellogg 1946-6-15 4778 Modoc Deep Creek 2164 Comment
  RSA281693  Paeonia brownii S. O. Mattoon 1979-7-13 95 Modoc Patterson Meadows at Patterson G. S., S. Warner Mountains 22 air miles east of Highway 395 at Likely 2195 Comment
  UC1237946  Paeonia brownii John Weiler and A. P. Nelson May 26 1961-May 29 1961 61221 Modoc Cedar Pass Warner Mountains (steep slopes above hwy) Comment
  CHSC115593  Panicum capillare Lowell Ahart; John Dittes 2015-7-16 20392 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
  UCD86160  Pascopyrum smithii Beecher Crampton; Carl Rimbey 1954-7-7 2123 Modoc Modoc County, Alturas, vacant lot adjacent to Lederer Building. Comment
  CAS-BOT-BC232309  Pedicularis attollens Annie Montague Alexander; L. Kellogg 1946-6-20 4810 Modoc Below Eagleville. 1440 Comment
  UC27296  Pedicularis attollens Mrs. R. M. Austin Aug. 1894 Modoc Davis Creek Comment
  CAS-BOT-BC245199  Pedicularis semibarbata Bruce Bartholomew 1990-8-4 5621 Modoc Trail from the roadhead to Pine Creek Basin, W side of Warner Mts. 2160 Comment
  CAS-BOT-BC248360  Pedicularis semibarbata B. Bartholomew; H. Sun 2002-6-24 8843 Modoc E of Bald Mt., on the E side of the Warner Mountains 2170 Comment
  RSA520443  Pellaea breweri Bruce Bartholomew 1990-6-16 5269 Modoc Rock outcrops between roadhead and Pine Creek Basin, west side of Warner Mountains 2160 Comment
  UCR34757  Penstemon davidsonii J. A. Harpel 1981-8-6 V 42 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  RSA11917  Penstemon davidsonii subsp. davidsonii Elmer I. Applegate 1932-7-9 7618 Modoc Bidwell Mountain, Warner Mountains. Comment
  CAS-BOT-BC232337  Penstemon davidsonii var. davidsonii M. Vasey 1990-6-28 9013 Modoc Trail to summit above N Emerson Lake, South Warner Wilderness 2560 Comment
  CAS-BOT-BC232349  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-5 8172 A Modoc Cedar Mountain, Warner Mountains Comment
  NY590158  Penstemon davidsonii var. davidsonii B. M. Bartholomew 1991-8-5 6055 Modoc Spring northeast of Cottenwood Lake along Summit Trail from Squaw Peak to Patterson Lake, Warner Mountains. 2580 Comment
  NY590159  Penstemon davidsonii var. davidsonii B. M. Bartholomew 1995-7-31 7104 Modoc East side of the Warner Mountains near crest and just north of the headwaters of the south fork of Davis Creek. 2320 Comment
  RSA165591  Penstemon deustus subsp. heterander Clare B. Hardham 1961-6-19 7850 Modoc Davis Creek. Comment
  NY591800  Penstemon deustus var. pedicellatus R. M. Austin 07 1898 2363 Modoc Ross Canyon Comment
  NY591815  Penstemon deustus var. pedicellatus B. M. Bartholomew 1989-6-3 4858 Modoc Crowder Flat Road at Fletcher Creek. 1550 Comment
  CAS-BOT-BC232334  Penstemon deustus var. pedicellatus C. C. (Mrs.) Bruce 1899-1-1 2206 Modoc Mt. Comment
  NY591826  Penstemon deustus var. pedicellatus F. W. Pennell 1940-6-7 25730 Modoc Route 299, 6 miles northeast of Adin 1402.1 Comment
  CAS-BOT-BC245534  Penstemon gracilentus Elmer Ivan Applegate 1932-7-9 7617 Modoc N slope of Bidwell Mountain. Comment
  CAS-BOT-BC245540  Penstemon gracilentus Leland S. Smith 1918-6-22 951 Modoc Lily Lake. 2042 Comment
  HSC80748  Penstemon gracilentus G. M. Riegel 1980-8-12 1046 Modoc S Warner Mtns. 1829 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-BC245519  Penstemon janishiae M. J. Williams; T. Holmcomb; B. Holcomb; L. Saxton 1988-5-28 88- 24 -2 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas. Top of steep bank by road. 1478 Comment
  NY604217  Penstemon janishiae M. J. Williams 1988-5-28 8824- 2 Modoc Grade up to Crowder Flat from Highway 229, west of Alturas. 1478.3 Comment
  LA35157  Penstemon newberryi var. newberryi Mary V. Hood; 1944-6-27 44- 91 k* Modoc Sierra Nevada, Sequoia National Park, Summit Little Baldy 2544 Comment
  CAS-BOT-BC245510  Penstemon procerus var. procerus Bruce Bartholomew 1995-8-1 7148 Modoc Headwater of Schadler Ditch just NE of Bidwell Mtn., E side of the Warner Mountains. 2110 Comment
  CAS-BOT-BC232513  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 mi. NW of Alturas. 1615 Comment
  CAS-BOT-BC232516  Penstemon roezlii Alice Eastwood; John Thomas Howell 1940-6-13 8189 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC232521  Penstemon roezlii Lincoln Constance 1938-6-12 2335 Modoc Open flat near foot of Banner Grade, Cedar Pass road 12.8 mi. NE of Alutras. 1463 Comment
  CAS-BOT-BC232525  Penstemon roezlii C. C. (Mrs.) Bruce 1894-6-1 92 Modoc Davis Creek. Comment
  NY650134  Penstemon roezlii C. L. Hitchcock 1940-5-27 6672 Modoc 15 miles northeast of Alturas 1615.4 Comment
  SEINET188383  Penstemon roezlii C. L. Hitchcock 1940-5-27 6651 Modoc 9 mi NE of Alturas 1402 Comment
  UC1540239  Penstemon roezlii Dean Wm. Taylor, Glenn L. Clifton 1987-6-27 9109 Modoc headwaters of upper South Deep Creek Warner Mountains, upper South Deep Creek 2194 Comment
  NY650110  Penstemon roezlii B. M. Bartholomew 1988-6-23 4246 Modoc 4.2 km northwest of Day. Fall River Mills 15' Quad. 1020 Comment
  RSA101673  Penstemon roezlii L. S. Rose 1940-6-13 40562 Modoc Cedar Pass. 2119 Comment
  RSA152716  Penstemon roezlii I. L. Wiggins, Dorothy Wiggins 1961-6-12 16369 Modoc At junction of Cedar Pass road with California Highway 299, 5.5 miles N of Alturas. Comment
  SEINET5329604 Image available Penstemon roezlii M. J. Williams 1988-5-30 88- 26 -7 Modoc Jess Valley, E of Likely, S of roadside rest 1524 Comment
  CAS-BOT-BC245509  Penstemon rydbergii var. oreocharis E. S. Willits 1940-6-9 337 Modoc 12 Mile Creek. Comment
  CHSC118293  Penstemon rydbergii var. oreocharis J. P. Janeway 2016-5-17 12040 Modoc Modoc Plateau. Devils Garden area; where Road 45N06 crosses Logans Slough; about 3.2 air-km north of Big Sage Reservoir. 1494 Comment
  HSC20991  Penstemon rydbergii var. oreocharis M. T. Milligan 1966-7-3 529 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  JEPS3797  Penstemon rydbergii var. oreocharis N. T. Mirov 1929-6-28 Modoc Fandango Velley Fandango Valley 1584 Comment
  POM260366  Penstemon rydbergii var. oreocharis C. Leo Hitchcock 1940-5-28 6726 Modoc 15 miles N of Alturas. 1402 Comment
  CAS-BOT-BC245555  Penstemon speciosus David Daniels Keck; Jens Chr. Clausen 1935-6-24 3724 Modoc 9 mi. N of Alturas. 1524 Comment
  HSC21057  Penstemon speciosus M. T. Milligan 1966-8-3 632 Modoc W slope of Eagle Peak 2439 Comment
  NY660808  Penstemon speciosus N. H. Holmgren 1978-6-8 8879 Modoc U.S. Highway 395, 9.5 km (5.9 miles) north of Davis Creek 1490 Comment
  RSA271899  Penstemon speciosus Christopher Davidson 1975-6-4 2613 Modoc 1/4 mi. W of Cedarville on Hwy 299. 1463 Comment
  SJSU7655  Penstemon speciosus R. L. Fisher 1958-6-13 Modoc Hwy 299 c. 10 mi W of Alturas Comment
  CAS-BOT-BC140470  Peraphyllum ramosissimum Lillian Mott 1976-5-29 15 LM76 Modoc Devil's Garden north of Alturas 1402 Comment
  CAS-BOT-BC214731  Peraphyllum ramosissimum Elmer Ivan Applegate 1897-6-5 849 Modoc Along Pit River below Alturas. Comment
  CHSC67700  Peraphyllum ramosissimum James D. Jokerst 1983-5-31 1815 Modoc Near Hwy. 395 S of Alturas at the base of the upper ramparts of the butte just S of Signal Butte. 1341 Comment
  HSC80791  Perideridia gairdneri subsp. gairdneri G. M. Riegel 1979-9-1 736 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC95159  Peritoma platycarpa Elmer Ivan Applegate 1897-6-2 892 Modoc Valley of South Fork of Pit River, near Likely. Comment
  CHSC109677  Persicaria amphibia Lowell Ahart; John Dittes 2012-7-10 18327 Modoc On the drying north side of the drainage, east of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CHSC116077  Persicaria lapathifolia Lowell Ahart; John Dittes 2015-7-16 20174 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC218153  Persicaria maculosa Bruce Bartholomew 1994-10-8 6878 Modoc 1.8 km S of Lookout - Adin Road on County Road 87A. 1260 Comment
  JEPS4031  Phacelia adenophora Frances D. Payne 1932-6-19 549 Modoc canyon on Jess Valley rd; se Modoc Co. Comment
  CHSC107329  Phacelia egena Lowell Ahart; John Dittes 2011-6-21 17521 Modoc About 230 yards west of the fence, uplands south of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC711860  Phacelia hastata Roxana S. Ferris and Laura Lorraine 1941-8-13 10514 Modoc Patterson Ranger Station Warner Mts., Modoc National Forest, East Creek drainage 2164 Comment
  CAS-BOT-BC179259  Phacelia hastata subsp. hastata Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10514 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC179263  Phacelia hastata subsp. hastata Bruce Bartholomew; Barrett Anderson 1990-7-20 5480 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  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
  RSA133982  Phacelia hastata subsp. hastata L. R. Heckard 1952-6-19 316 Modoc About seven miles north of Alturas along U. S. Highway 395. 1341 Comment
  HSC81101  Phacelia heterophylla G. M. Riegel 1980-6-30 776 Modoc S Warner Mtns. 1670 Comment
  CAS-BOT-BC180008  Phacelia heterophylla subsp. virgata Bruce Bartholomew; Barrett Anderson 1989-6-3 4900 Modoc ca. 8 km WNW of Long Bell Ranger Station. 1350 Comment
  POM73456  Phacelia heterophylla subsp. virgata Mrs. R. M. Austin 547 Modoc Goose Lake Valley Comment
  SJSU9504  Phacelia humilis H. L. Buckalew 1961-6-20 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts 1920 Comment
  UC735037  Phacelia humilis Lincoln Constance 1946-7-4 3102 Modoc above Thom's Creek (17 mi ne of Alturas); Warner Mountains 1676 Comment
  RSA531349  Phacelia humilis K. Paulson 1989-6-14 128 Modoc 1.5 miles NE of Cedar Pass, Warner Mts. 1905 Comment
  CAS-BOT-BC179983  Phacelia humilis var. humilis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10542 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC179986  Phacelia humilis var. humilis K. Paulson; Robert Paulson 1989-6-14 128 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  POM260003  Phacelia humilis var. humilis C. L. Hitchcock 1940-5-27 6678 Modoc 15 miles NE of Alturas. 1616 Comment
  JEPS91086  Phacelia inundata Dean Wm. Taylor, Glenn L. Clifton, Rexford E. Palmer 1987-8-9 9271 Modoc Dry Lake 1341 Comment
  NY1055163  Phacelia inundata B. M. Bartholomew 1993-5-10 6452 Modoc At the Nevada border directly east of Eagleville, east side of Surprise Valley 1520 Comment
  NY1055158  Phacelia ivesiana B. M. Bartholomew 1989-6-2 4815 Modoc Sand dunes at the southeast corner of Upper Alkali Lake, east side of Surprise Valley 1400 Comment
  CAS-BOT-BC179948  Phacelia linearis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16501 Modoc Junction of gravel road to Tieneste & Glass Mt. with Hwy 139, 28 mi. W of Canby. Comment
  SEINET3158189  Phacelia linearis L. S. Rose 1940-6-14 40584 Modoc Mammoth Cave, 5 miles W of Perez 1280 Comment
  SJSU9658  Phacelia linearis W. Savage 1979-7-8 1494 Modoc E end Fairchild Swamp Unit Triangle, Devils Garden District, Modoc National Forest 1493 Comment
  UC748443  Phacelia linearis Annie M. Alexander and Louise Kellogg 1946-6-18 4796 Modoc meadow Patterson Mill-Silver Creek roads 1828 Comment
  UCD35722  Phacelia linearis Beecher Crampton 1960-6-17 5680 Modoc 8 miles north of Perez, west of the southern portion of Clear Lake Reserv., Saddleblanket Flat. 1371 Comment
  HSC24868  Phacelia mutabilis Richard Spjut 1970-7-22 875 Modoc Just NW of Little Baldy Peak, 6 mi. W of Surprise Valley, N of Warner Mts. Comment
  CAS-BOT-BC179931  Phacelia ramosissima var. eremophila Bruce Bartholomew; Barrett Anderson 1990-7-20 5486 Modoc 10.3 km N of Buck Creek Ranger Station, crest of Warner Mountains W side of Warner Mts. 2130 Comment
  CAS-BOT-BC179935  Phacelia ramosissima var. ramosissima Alice Eastwood; John Thomas Howell 1940-6-13 8116 Modoc Surprise Valley. Comment
  HSC81053  Phacelia sericea G. M. Riegel 1980-9-4 1150 Modoc South Warner Mtns. Comment
  JEPS1335  Phacelia sericea var. ciliosa L. S. Smith 1918-8-17 1038 Modoc Eagle Pk. Ridge Modoc <National> Forest, Warner Mts. (at Break) 2621 Comment
  UC748117  Phacelia sericea var. ciliosa Annie M. Alexander and Louise Kellogg 1946-8-9 5129 Modoc Patterson Lake Trail Warner Mountains Comment
  CAS-BOT-BC179918  Phacelia tetramera Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-6-1 6005 Modoc Valley E of Cedarville. 1219 Comment
  CHSC112098  Phalaris arundinacea Lowell Ahart; John Dittes 2012-7-10 18320 Modoc Along a deep drainage, northeast of the old homestead, Ash creek State Wildlife Area, about 3.4 miles (air) wast of Adin, about 8.2 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  JEPS74045  Phleum pratense Frances D. Payne 1932-7-18 700 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  JEPS74046  Phleum pratense Frances D. Payne 1932-7-18 704 Modoc s and e Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  SJSU13878  Phlox caespitosa N. A. Hopkins 1985-5-14 1726 Modoc by rd between Alturas & Cedarville, Warner Mts 1524 Comment
  HSC75902  Phlox diffusa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19312 Modoc Soup Springs Campground Comment
  UC194970  Phlox diffusa W. P. Taylor and H. C. Bryant 1910-7-1 Modoc Summit of Warren Peak Warner Mountains, Warren Peak Comment
  CAS-BOT-BC197926  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; R. Duthie 1919-6-14 117 Modoc Near Parker Creek. 1981 Comment
  CAS-BOT-BC197938  Phlox douglasii subsp. rigida Bruce Bartholomew; Barrett Anderson 1988-6-24 4313 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-BC197941  Phlox douglasii subsp. rigida Leland S. Smith 1922-5-28 1240 Modoc Happy Camp Mt. 1889 Comment
  RSA59706  Phlox douglasii subsp. rigida E. K. Balls 1950-5-18 14748 Modoc Above Upper Rush Creek Public Camp, 2.5 miles east from Highway 299. 1829 Comment
  UC748261  Phlox douglasii subsp. rigida Annie M. Alexander and Louise Kellogg 1946-6-27 4845 Modoc 2 mi by road from Dismal Swamp (n end of Warner Mountains); Warner Mountains, Highgrade 1889 Comment
  SEINET3134806  Phlox gracilis E. K. Balls 1950-5-12 14659 Modoc Bucks Creek Ranger Station, Modoc Natl. For., E of Goose Lake 1676 Comment
  SBBG6053  Phlox hoodii subsp. canescens H. and M. Dearing 1939-6-9 3628 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  RSA550546  Phlox speciosa subsp. occidentalis Bruce Bartholomew 1992-5-17 6344 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir 1460 Comment
  JEPS70010  Phlox stansburyi Milo S. Baker 1893-6 Modoc Forestdale Comment
  CAS-BOT-BC58309  Phoenicaulis cheiranthoides Bruce Bartholomew; Barrett Anderson 1989-4-27 4641 Modoc Dutch Flat, NW of Adin. 1390 Comment
  CAS-BOT-BC58317  Phoenicaulis cheiranthoides F. Angwin 1946-3-31 Modoc Adin. Comment
  CAS-BOT-BC58319  Phoenicaulis cheiranthoides Bruce Bartholomew; Barrett Anderson 1988-5-13 4152 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
  HSC95692  Phoenicaulis cheiranthoides Juha Pykala, D. H. Norris 1987-5-27 1120 Modoc Modoc National Forest, 4 mi. from Hwy. 299, Crowder Flat Rd. 1518 Comment
  UC1037470  Phoenicaulis cheiranthoides unknown 1936-6-14 8344 Modoc near summit of Cedar Pass Cedar Pass; Warner Mountains, Cedar Pass 1935 Comment
  UC1100409  Phragmites australis Herbert L. Mason 1947-8-11 13501 Modoc Highway 81 n of Modoc-Lassen County Line; Highway 81 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
  RSA639394  Pilularia americana L. C. Wheeler 1935-8-22 3911 Modoc Devil's Garden: South Mt. Reservoir. 1524 Comment
  POM228966  Pilularia americana L. C. Wheeler 1935-9-17 3990 Modoc Everly Reservoir, Devil s Garden 1524 Comment
  CAS-BOT-BC73412  Pinus albicaulis Elmer I. Applegate 1932-7-31 7991 Modoc Mill Creek Meadows, west slope of Warner Mountains. 2438 Comment
  CAS-BOT-BC73416  Pinus albicaulis Elmer I. Applegate 1932-8-3 8131 Modoc Summit of Eagle Peak, Warner Mountains. 3019 Comment
  RSA176213  Pinus attenuata C. O. Stone 1963-12-26 275 Modoc On recent lava flow ca. 1 mile S of Gassaway Reservoir 1110 Comment
  UC71759  Pinus contorta subsp. murrayana Mrs. M. H. Manning 1902-10-26 31 Modoc Warner Mt. ne Modoc County, Warner Mt. 1828 Comment
  CAS-BOT-BC73166  Pinus jeffreyi Elmer I. Applegate 1932-8-2 8069 Modoc Mill Creek Meadows, west slope Warner Mountains. 2438 Comment
  CAS-BOT-BC30154  Pinus monticola Belknap C. Goldsmith 1910-8-11 20 Modoc Summit, Warner Mts. 2316 Comment
  UCSB18054  Pinus monticola Haller, John 1962-6-8 Modoc Vicinity of Cave Lake, 1 mile west of Summit of New Pine Creek-Fort Bidwell Road, Warner Mountains 2072 Comment
  UC1713800  Pinus ponderosa W. P. Taylor 1910-6-26 2027 Modoc Parker Creek; Warner Mts. 1676 Comment
  UC71713  Pinus ponderosa Mrs. M. H. Manning 1903-1-1 11 Modoc e slope of Warner Mts. Warner Mts. (in ne Modoc County) 1828 Comment
  CAS-BOT-BC80048  Pinus washoensis B. Bartholomew 1990-8-5 5664 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2400 Comment
  UC79363  Plagiobothrys cusickii Mrs. R. M. Austin Jun 1885 Modoc Goose Lake Valley Comment
  SJSU9597  Plagiobothrys cusickii W. Savage 1979-7-5 1364 Modoc Triange, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CHSC117238  Plagiobothrys hispidulus Lowell Ahart; John Dittes 2016-7-16 21255 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC106335  Plagiobothrys mollis var. mollis Lowell Ahart; John Dittes 2010-8-30 17077 Modoc About 25 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117365  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes 2010-8-30 17077 Modoc About 25 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  RSA152443  Plagiobothrys salsus I. L. Wiggins, Dorothy Wiggins 1961-6-12 16446 Modoc Lane on Phipp s Ranch, about 14 miles N of Cedarville, Suprise Valley. Comment
  CAS-BOT-BC58763  Plagiobothrys scouleri Alice Eastwood; John Thomas Howell 1940-6-13 8132 Modoc W side of Fandango Pass. Comment
  CAS-BOT-BC58759  Plagiobothrys scouleri Herbert Louis Mason; Verne Grant 1947-7-12 13408 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  SEINET10546952  Plagiobothrys scouleri var. hispidulus David B. Dunn, Paul Gallian 1971-6-2 Dunn 17775 Modoc 9 mi SW of Canby on CA Hwy 299, in decomposed granite; in Artemesia, very moist season of year with melting patches of snow. Pinus ponderosa-juniper assoc. 30-40 slope. 1463 Comment
  CAS-BOT-BC58773  Plagiobothrys tenellus Bruce Bartholomew; Barrett Anderson 1989-4-27 4630 Modoc Little Hot Spring Valley, 4.0 km NW of Day. 1070 Comment
  CHSC67090  Plagiobothrys tenellus James D. Jokerst 1987-5-12 2853 Modoc Radar Survey Site S of Doublehead Mtn., N end of central sector, NE of road. Comment
  POM368960  Plagiobothrys tenellus Christopher Davidson 1973-5-24 2107 Modoc S of Alturas on Hwy 395 near Likely. 1311 Comment
  HSC65541  Plantago major Thomas Wood 1979-8-8 208 Modoc 1 mi. S of Ft. Bidwell along Hwy. 1, corner house where road turns W 1372 Comment
  JEPS119674  Plantago major Lowell Ahart, John Dittes 2012-7-12 18358 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  HSC16609  Platanthera dilatata var. leucostachys M. T. Milligan 1965-6-26 327 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC245394  Plectritis macrocera John Thomas Howell 1934-6-11 11973 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC245397  Plectritis macrocera Lindsay Stuart Smith; E. H. Steffen 1917-5-26 9 Modoc West Valley camp. 1554 Comment
  RSA296258  Plectritis macrocera subsp. grayi R. M. Austin 1895-05 415 Modoc Goose Lake. Comment
  UC1037186  Poa X fibrata Leo Whitney 1935-7-23 3570 Modoc 15 mi w Canby (Happy Camp, <USEE> Plot); Modoc Nat'l Forest 1463 Comment
  UCD149781  Poa X limosa William Anderson 1965-6-5 s.n. Modoc Likely. Comment
  SBBG664  Poa annua A. A. Beetle 1941-6-29 2832 Modoc near summit of Cedar (Cedarville) Pass 2118 Comment
  UC1025051  Poa annua Leo Whitney 1935-8-3 3594 Modoc Buck Creek Comment
  CAS-BOT-BC247583  Poa bulbosa Bruce Bartholomew; Barrett Anderson 1988-5-12 4109 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC247586  Poa bulbosa Bruce Bartholomew; Barrett Anderson 1988-5-12 4136 Modoc Along the N side of the Pit River, 0.5 km W of State Highway 299 on Bushey Road. 1310 Comment
  RSA339138  Poa bulbosa Margaret J. Williams 1984-6-30 84- 80 -2 Modoc Seepage area near a reservoir 6.8 mi W of Cedarville-Gerlach road. Granger Canyon Rd, Warner Mtns. 1982 Comment
  HSC10656  Poa bulbosa M. T. Milligan 1964-6-20 74 Modoc Old Rodeo Grounds, Alturas. 1372 Comment
  UCD90896  Poa cusickii J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  JEPS120123  Poa cusickii subsp. cusickii Lowell Ahart, John Dittes 2012-7-10 18328 Modoc Northeast of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. Comment
  UC1025014  Poa palustris Leo Whitney 1935-7-13 3493 Modoc Alturas Comment
  HSC10754  Poa pratensis M. T. Milligan 1965-6-23 284 Modoc N end Jess Valley 1616 Comment
  SBBG672  Poa pratensis A. A. Beetle 1941-6-29 2822 Modoc 15 mi E of Alturas, rd to Cedarville Pass 1371 Comment
  CAS-BOT-BC247612  Poa pratensis subsp. pratensis Roxana Stinchfield Ferris; R. Duthie 1919-6-13 50 Modoc Parker Creek near Modoc National Forest boundary. Comment
  SJSU2088  Poa pratensis subsp. pratensis J. W. Tilden 1958-6-26 1274 Modoc W side of Cedar Pass between Alturas & Cedarville, Warner Mts 1828 Comment
  RSA484223  Poa secunda Christopher Davidson 1975-6-4 2603 Modoc 0.4 mile E of Highway 395 on Highway 299 toward Cedarville. 1380 Comment
  RSA488036  Poa secunda Bruce Bartholomew, B. Anderson 1988-5-12 4120 Modoc SE side of Egg Lake, ca. 1 km E of the Burlington Northern Railroad track. 1300 Comment
  UCD90410  Poa secunda J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  UCD92162  Poa secunda subsp. juncifolia J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCD92166  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-6 2085 Modoc 4 miles N of Likely, along US Hwy 395. Comment
  UCD92370  Poa secunda subsp. juncifolia August L. Hormay 1932-7-16 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  UCD92437  Poa secunda subsp. juncifolia E. Wilson 1935-5-14 s.n. Modoc W side of pass toward Alturas. Comment
  CAS-BOT-BC247667  Poa secunda subsp. secunda Isabel T. Kelly 1930-1-1 s.n. Modoc Modoc County. 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
  JEPS74053  Poa secunda subsp. secunda Frances D. Payne 1932-6-27 621 Modoc s and e Alturas (Parker Creek, Parker Meadow); Warner Mts 1584 Comment
  JEPS75401  Poa secunda subsp. secunda Frances D. Payne 1932-6-24 566 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  UC821123  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-27 6660 Modoc 9 mi ne Alturas 1402 Comment
  UCD92103  Poa secunda subsp. secunda L. Whitney 1935-7-7 3393 Modoc Howard Gulch, 4 miles NW of Canby. Comment
  UCD92107  Poa secunda subsp. secunda L. Whitney 1935-7-21 3586 a Modoc Modoc National Forest. Happy Camp, 15 miles W of Canby. 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-BC179355  Pogogyne floribunda James D. Jokerst 1987-6-23 2932 Modoc W of Dirt Road ca. 1.3 mi. SE of Doublehead Lake and 2/3 mi. NW of Lone Pine Lake. Comment
  CHSC67511  Pogogyne floribunda J. D. Jokerst 1987-7-13 2946 Modoc Modoc National Forest, Devils Garden Ranger District (south of Clear Lake), west of Sector 4 of the Air Force Backscatter Radar Site. About 3 miles S of Doublehead Mountain. Comment
  CAS-BOT-BC95163  Polanisia dodecandra subsp. trachysperma Leland S. Smith 1918-9-29 1057 Modoc Granger Canyon, Suprise Valley. 1676 Comment
  CDA25324  Polanisia dodecandra subsp. trachysperma J. Elliott 1975-7-22 103 Modoc In excavation site beside Highway 81, 13 km south of Cedarville. 0 Comment
  SEINET5850238  Polanisia dodecandra var. trachysperma M. J. Williams, G. Smith 1983-9-13 83- 150 -1 Modoc Near Hwy 299, just east of Adin. Comment
  CAS-BOT-BC197849  Polemonium micranthum Bruce Bartholomew 1991-5-25 5748 Modoc Near Gas Drum Flat, between Blue Mountain and Howard Gulch. 1570 Comment
  CAS-BOT-BC197851  Polemonium micranthum Bruce Bartholomew; Barrett Anderson 1989-4-29 4671 Modoc 6.4 km E of Fort Bidwell on road to Fee Reservoir, NE corner of Surprise Valley. 1460 Comment
  CHSC117863  Polemonium micranthum L. P. Janeway 2016-5-16 11979 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  UC1228812  Polemonium micranthum Lincoln Constance and Emil DiFulvio 1962-4-16 3748 Modoc open slope 3.2 mi n Likely; n of Likely 1310 Comment
  UC23985  Polemonium micranthum Mrs. R. M. Austin May 1894 Modoc Goose Lake Valley Comment
  JEPS69904  Polemonium micranthum Fred P. Cronemiller 1920-8-10 20 Modoc Mill Creek Meadows Modoc National Forest, Mill Creek Meadow 2087 Comment
  POM260727  Polyctenium fremontii Alice Eastwood, J. T. Howell 1940-6-15 s.n. Modoc Near Perez Comment
  RSA59937  Polyctenium fremontii E. K. Balls 1950-5-11 14631 Modoc 8.1 miles NE of Fort Bidwell, above Cow Head Lake, along 8-mile Creek. 1463 Comment
  CAS-BOT-BC58322  Polyctenium fremontii var. fremontii Ellsworth Bethel 1923-4-26 Modoc Lookout. Comment
  JEPS88601  Polygonum Dean Wm. Taylor, Glenn L. Clifton 1987-6-24 9061 Modoc Whitehorse (site), a railroad siding in Section 16 Whitehorse 1341 Comment
  JEPS91060  Polygonum Dean Wm. Taylor, Glenn L. Clifton 1987-6-24 9061 Modoc Whitehorse (site), a railroad siding in Section 16 Whitehorse 1341 Comment
  RSA0114934  Polygonum Lowell Ahart, John Dittes 2013-7-24 18911 Modoc On the south side of a levee road, north side of Ash Creek Floodplain, 0.54 mile (air) southeast of Pilot Butte Parking Area, 1.1 miles (air) south of County Road 87, 6.8 miles (air) west of Adin, Big Valley. 1263 Comment
  UC1536796  Polygonum amphibium var. stipulaceum Gordon H. True Jr. 1939-7-21 1040 Modoc Jacks Swamp Comment
Read comments
May 24 2006
  CAS-BOT-BC419701  Polygonum austiniae Mrs. R. M. Austin 1895-7-1 134 Modoc Goose Lake Valley Comment
  SD215622  Polygonum aviculare Louis C. Wheeler 1935-8-26 3922 Modoc Modoc Plateau; 1.0 mile northwest of Mud Lake, Devil's Garden. 1524 Comment
  UC1576762  Polygonum aviculare subsp. buxiforme Dean Wm. Taylor with Glenn L. Clifton 1989-8-6 10486 Modoc Snake Lake Warner Mountains (bed) 1569 Comment
  CDA2799  Polygonum convolvulus T. C. Fuller 1958-7-8 2019 Modoc Davis Creek. 0 Comment
  CAS-BOT-BC218129  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1989-6-2 4781 Modoc Top of Fandango pass, Warner Mountains. 1870 Comment
  SD46732  Polygonum douglasii Robert J. Weatherly 1955-7-7 1608 Modoc 7 miles north of Ft. Bidwell 1874 Comment
  UC1562658  Polygonum douglasii Barbara Ertter 1988-6-18 7615 Modoc Hwy 139 1 mi s S jct to Lava Beds Nat'l Monument (e of Tonesta, a few mi n of Agric. Inspection Station, ca 50 air mi sw of Klamath Falls) 1310 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
  CDA22825  Polygonum lapathifolium T. C. Fuller 1958-8-12 2070 Modoc Corporation Ranch, Likely. 0 Comment
  RSA518941  Polygonum polygaloides Bruce Bartholomew, B. Anderson 1988-6-23 4244 Modoc 4.2 kim NW of Day. 1020 Comment
  CHSC67588  Polygonum polygaloides subsp. confertiflorum James D. Jokerst 1990-8-2 3214 Modoc S of Hwy. 139 NW of Canby, 4.7 mi W of junction with Loveness Rd. Comment
  POM260895  Polygonum polygaloides subsp. confertiflorum Alice Eastwood, John T. Howell 1940-6-14 8210 Modoc 8 miles NW of Canby Comment
  UCD77954  Polygonum polygaloides subsp. confertiflorum Robert E. Preston 2000-7-18 1398 Modoc Ca. 12 mi nw of Canby, along Hwy 139, 1.6 mi e of Forest Service Rd 44N11. 1490 Comment
  UCR124266  Polygonum polygaloides subsp. confertiflorum L. C. Wheeler 1973-8-22 s.n. Modoc Devils Garden; c. 1/4 mile southwest of Big Sage Reservoir 1497 Comment
  CAS-BOT-BC218169  Polygonum polygaloides subsp. confertiflorum Herbert Louis Mason 1957-6-21 14706 Modoc West side of Said Valley. Comment
  UC6711  Polygonum polygaloides subsp. confertiflorum Mrs. R. M. Austin June, 1894 Modoc lava beds w Willow Creek Comment
Read comments
Jul 6 2010
  CAS-BOT-BC218178  Polygonum polygaloides subsp. esotericum Alice Eastwood; John Thomas Howell 1940-6-14 8228 B Modoc 8 mi. NW of Canby. Comment
  CHSC81395  Polygonum polygaloides subsp. esotericum R. E. Preston 2000-7-18 1400 Modoc Ca. 12 mi nw of Canby, n side of Hwy 139, 1.7 mi e of Forest Service Rd 33N11. 1490 Comment
  UCR137459  Polygonum polygaloides subsp. esotericum L. C. Wheeler 1973-8-23 s.n. Modoc Big Mud Lake Comment
  CAS-BOT-BC218184  Polygonum polygaloides subsp. kelloggii Alice Eastwood; John Thomas Howell 1940-6-14 8228 B Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC218187  Polygonum polygaloides subsp. kelloggii Mrs. H. C. Cantelow 1940-6-2 4180 Modoc About 10 mi. NW of Canby, road to lava beds. Comment
  JEPS49472  Polygonum polygaloides subsp. kelloggii Louis C. Wheeler 1935-8-16 3867 Modoc Warner Mts., Dismal Swamp, Twenty-Mile Creek 2225 Comment
  RSA601505  Polygonum ramosissimum Louis C. Wheeler 1935-8-6 3801 Modoc 1/2 mile S Pine Creek. 1509 Comment
  HSC41123  Polygonum spergulariiforme Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3247 Modoc Modoc National Forest; along Hwy. 299 just NW of Andin Pass 1524 Comment
  POM313141  Polypogon interruptus Malcolm A. Nobs, S. Galen Smith 1949-7-20 1052 Modoc 4 miles west of Adin. Comment
  CHSC30495  Polypogon monspeliensis N. E. H. Prouty 1980-5-21 163 Modoc Ca. 7 1/2 roadmiles south of Eagleville. East side of Hwy 81, by edge of hot spring. Comment
  CAS-BOT-BC225103  Populus tremuloides Roxana Stinchfield Ferris; R. Duthie 1919-6-15 187 Modoc Parker Creek, 1.5 mi above the Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC225106  Populus trichocarpa Elmer Ivan Applegate 1929-5-25 5903 Modoc Cottonwood Creek, east side of Goose Lake. Comment
  UC1099879  Potamogeton epihydrus Verne Grant, Irving Schneider 1947-7-22 8134 Modoc n of Alturas (North Fork Pit River by confluence with Gleason Creek on Hwy 395); North Fork Pit River Comment
  POM208869  Potamogeton gramineus Milo S. Baker 1899-8-18 s.n. Modoc Little Hot Spring Valley Comment
  UC1099908  Potamogeton illinoensis Verne Grant, Irving Schneider 1947-8-29 8353 Modoc at bridge by Coal Stone Valley; Pit River Comment
  CAS-BOT-BC242233  Potamogeton natans Bruce Bartholomew 1991-6-23 5875 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  CAS-BOT-BC242236  Potamogeton natans Milo Samuel Baker 1899-8-12 s.n. Modoc Egg Lake. Comment
  SEINET5335352  Potamogeton natans M. S. Baker 1899-8-12 s.n. Modoc Egg Lake Comment
  CAS-BOT-BC242228  Potamogeton nodosus Bruce Bartholomew 1992-8-7 6356 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  RSA210788  Potamogeton nodosus Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39129 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  UC1751036  Potamogeton nodosus Annetta M. Carter 1946-8-18 1773 Modoc Canby Creek W of Canby. Comment
  UC441345  Potamogeton nodosus Milo S. Baker 1899-8-24 Modoc in Pit River (at lookout) Comment
  UC1536815  Potamogeton pectinatus Gordon H. True Jr. 1939-6-6 1009 Modoc near Canby; Gooch Swamp Comment
  CAS-BOT-BC242268  Potamogeton zosteriformis J. Stokes 1939-7-19 s.n. Modoc Pit River near Canby. Comment
  UC1100091  Potamogeton zosteriformis Herbert L. Mason, Verne Grant 1947-7-12 13384 Modoc several mi s of Alturas (by Jone's Lane, off Hwy 395) Comment
  RSA520455  Potentilla fruticosa K. Paulson 1990-7-2 212 Modoc Dismal Swamp, Warner Mts. 2195 Comment
  UC1594792  Potentilla gracilis David Charlet 1989-8-15 499 Modoc 1 km nw Eagle Peak (Upper Slide Creek); South Warner Mountains, Upper Slide Crk, nw of Eagle Pk 2550 Comment
  JEPS86373  Potentilla gracilis var. fastigiata Jack and Betty Guggolz 1988-6-30 971 Modoc from a sparsely vegetated gravelly flat near the Old Canon Mill Road Comment
  SEINET195486  Potentilla millefolia Annie M. Alexander, Louise Kellogg 1946-6-18 4799 Modoc Meadow, Silver Creek branch of Patterson Mill road 1829 Comment
  CAS-BOT-BC143310  Potentilla newberryi L. D. Whitney 1935-7-29 3595 Modoc Near west end of Clear Lake 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
  POM312885  Potentilla rivalis H. L. Mason 1947-8-13 13518 Modoc Northeast side of 'F' reservoir, north of Canby Comment
  UC1191491  Potentilla rivalis Herbert L. Mason 1947-8-9 13476 Modoc n Alturas (e side of Fairchild Swamp); , n of Alturas Comment
  CAS-BOT-BC225021  Poteridium annuum John Thomas Howell 1934-6-11 11922 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC179340  Prunella vulgaris Bruce Bartholomew 1995-7-30 7058 Modoc W end of Widow Valley, Big Valley Mountains. 1380 Comment
  POM229189  Prunus andersonii Louis C. Wheeler 1935-8-6 3797 Modoc Pine Creek (town). 1494 Comment
  RSA152421  Prunus emarginata I. L. Wiggins 1961-6-13 16458 Modoc Near summit of Fandango Pass, Warner Mts. Comment
  UC1548049  Prunus emarginata H. and H. Doppelbaur 1965-8-20 15694 Modoc Davis Creek n of Alturas; Davis Creek Comment
  UC12747  Prunus emarginata Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC214815  Prunus subcordata Elmer Ivan Applegate 1932-8-6 8205 Modoc Near Cedarville, Surprise Valley. Comment
  CAS-BOT-BC214823  Prunus subcordata Bruce Bartholomew; Barrett Anderson 1989-4-27 4610 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  JEPS19416 Image available Prunus subcordata B. C. Goldsmith Modoc e edge Goose Lake Valley (w slope of mountains); Warner Mts.; Goose Lake Valley, Warner Mts. Comment
  POM88418  Prunus subcordata R. M. Austin 1895-1 41 Modoc Goose Lake (Ross Canyon). Comment
  UC1075726  Prunus subcordata Robert J. Weatherby 1955-7-8 1630 Modoc 6 mi N of Ft. Bidwell; Warner Mountains 1645 Comment
  CAS-BOT-BC225003  Prunus virginiana var. demissa Leland S. Smith 1917-7-10 94 Modoc Granger Mill Camp. 1905 Comment
  CAS-BOT-BC225006  Prunus virginiana var. demissa P. Monnet 1913-7-7 873 Modoc Warner's Range. 2438 Comment
  CAS-BOT-BC225016  Prunus virginiana var. demissa A. D. Borden 1911-8-9 Modoc S slope of Shields Creek. Comment
  JEPS44920  Prunus virginiana var. demissa L. S. Smith 1919-6-2 1113 Modoc Deep Creek Railroad Station; Warner Mountains, Deep Creek Railroad Station 1524 Comment
  RSA451461  Prunus virginiana var. demissa Christopher Davidson 1973-5-26 2135 Modoc ca. 4 miles W of Canby on Hwy 299. 1341 Comment
  UC860998  Prunus virginiana var. demissa Lewis S. Rose 1940-6-13 40554 Modoc Fandango Pass 1905 Comment
  UC73069  Prunus virginiana var. demissa Milo S. Baker 1890-1 Modoc near Hayden's Hill (Big Valley); Big Valley Comment
  CAS-BOT-BC498765  Pseudognaphalium L. S. Smith 1924-7-1 1502 Modoc Modoc Forest, Round Mt. 1676 Comment
  UCD91505  Pseudoroegneria spicata Beecher Crampton; Carl Rimbey 1954-7-8 2183 Modoc west slope of Jess Valley, Warner Mountains, 15 miles east of Likely. Comment
  UC1024990  Pseudoroegneria spicata subsp. spicata Leo Whitney 1935-7-7 3398 Modoc 4 mi nw of Canby (Howard Gulch); Howard Gulch Comment
  CAS-BOT-BC497463  Pseudostellaria jamesiana B. Bartholomew 1993-6-12 6595 Modoc Above the road to Day Rock from Little Hot Spring Valley 1260 Comment
  CAS-BOT-BC95237  Pseudostellaria jamesiana Bruce Bartholomew 1990-6-17 5302 Modoc Vicinity of Emerson Camp near roadhead, E side of Warner Mts. 1750 Comment
  NY1083719  Pseudostellaria jamesiana M. J. Williams 1984-6-28 84- 67 --3 Modoc 2 miles north of intersection between Soldier Creek and Old Cannon Mill roads. Warner Mountains, north of Cedar Pass 2057 Comment
  SD149209  Pseudotsuga menziesii B. Bartholomew 1992-5-14 6273 Modoc Northeast side of White Horse Mountains, southwest of White Horse Flat Reservoir. 1399 Comment
Read comments
Dec 3 2007
  POM229881  Psilocarphus brevissimus L. C. Wheeler 1935-8-25 3920 Modoc Rim Rock Valley Reservoir, Devil's Garden 1524 Comment
  CAS-BOT-BC50385  Psilocarphus brevissimus var. brevissimus John Thomas Howell 1934-7-2 12361 Modoc Near mouth of Willow Creek, NE side of Clear Lake. Comment
  UC190609  Psilocarphus brevissimus var. brevissimus M. F. Gilman 632 Modoc Comment
  SEINET11807642  Psilocarphus elatior Unknown 1984-1 8831 Modoc 8.9 mi NE of Ft. Bidwell on main road to Adel, just past road summit 1615 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
  CHSC107372  Psilocarphus tenellus var. tenellus Lowell Ahart; John Dittes 2011-6-22 17543 Modoc On the west side of the road, about 30 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  HSC1961  Pterospora andromedea M. T. Milligan 1966-7-25 571 Modoc Slopes and ridges E of Jess Valley. 1738 Comment
  RSA233734  Pterospora andromedea R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-5 39153 Modoc Near Mill Creek Falls. Modoc Nataional Forest, Warner Mts. 1753 Comment
  UCD32739  Puccinellia distans Beecher Crampton 1954-7-8 2192 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  CAS-BOT-BC252548  Puccinellia lemmonii Arnold Tiehm; et al 1984-6-1 8799 Modoc Surprise Valley, E side of Middle Alkali Lake E of Cedarville. 1356 Comment
  RSA323603  Puccinellia lemmonii A. Tiehm, Jan Nachlinger, Gary Schoolcraft 1984-6-24 8799 Modoc Surprise Valley, east side of Middle Alkali Lake, east of Cedarville. 1357 Comment
  RSA534594  Puccinellia nuttalliana Bruce Bartholomew, B. Anderson 1990-7-20 5448 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  CAS-BOT-BC218228  Purshia tridentata var. tridentata John Thomas Howell 1934-6-12 12041 Modoc N side of Fandango Valley. Comment
  CAS-BOT-BC218233  Purshia tridentata var. tridentata K. Paulson; Robert Paulson 1989-5-8 112 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC218236  Purshia tridentata var. tridentata Roxana Stinchfield Ferris; R. Duthie 1919-6-14 71 Modoc Above Parker Creek at Modoc Nat. Forest Boundary. Comment
  HSC25726  Purshia tridentata var. tridentata D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19408 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC1128536  Purshia tridentata var. tridentata R. C. Wilson 1933-6-7 41 Modoc Pothole Gulch; Modoc National Forest, Canby Quad. 1310 Comment
  RSA0081566  Pyrola minor Bruce Bartholomew, B. Anderson, Bartholomew 1990-7-20 5511 Modoc Tamarack Flat, E side of Warner Mts. 2150 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
  UCR29778  Pyrola picta J. A. Harpel 1981-8-7 V- 59 Modoc Warner Mountains, South Warner Wilderness Area, Pine Creek Basin, trail head along Pine Creek, 9 mi northwest of Eagleville 2744 Comment
  NY188342  Pyrola picta M. S. Baker 1893-7-20 Modoc Comment
  UC71813  Pyrola picta Mrs. M. H. Manning 1903-9-2 378 Modoc John Henry Hill 1828 Comment
  CAS-BOT-BC50394  Pyrrocoma carthamoides var. cusickii Bruce Bartholomew; Barrett Anderson 1990-7-20 5461 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  JEPS5940  Pyrrocoma carthamoides var. cusickii Frances D. Payne 1932-7-22 730 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  SEINET6033400 Image available Pyrrocoma carthamoides var. cusickii L. P. Janeway 2014-7-7 11441 Modoc Warner Mountains, east side of crest of Warner Mountains 2.3 air km east of Cedar Pass; along Road 43N07, 1.4 road km east of Stough Reservoir. Cedarville 7.5' quad 2000 Comment
  SJSU9380  Pyrrocoma carthamoides var. cusickii W. Savage 1979-7-4 1345 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC891933  Pyrrocoma lanceolata var. lanceolata Lewis S. Rose 1940-6-12 40517 Modoc Likely 1371 Comment
  CAS-BOT-BC50358  Pyrrocoma uniflora var. uniflora Elmer Ivan Applegate 1932-8-1 8061 Modoc S slope of Warren Peak. Comment
  POM166750  Quercus kelloggii Milo S. Baker 1893-7-10 s.n. Modoc Mountain side. Comment
  HSC67928  Raillardella argentea J. P. Smith, J. O. Sawyer 1973-8-8 7234 Modoc Near summit of Eagle Peak 2988 Comment
  HSC81138  Raillardella argentea G. M. Riegel 1979-7-28 616 Modoc South Warner Mtns. 1829 Comment
  JEPS96526  Ranunculus alismifolius var. alismellus Dean W. Taylor 1992-5-8 12567 Modoc Warner Mountains, Mt. Bidwell, ca. 0.5 miles E of Moonlite Mines 2432 Comment
  CHSC37773  Ranunculus andersonii N. Prouty 1980-6-9 184 Modoc Sheep Rock Timber Sale. 2072 Comment
  CAS-BOT-BC217261  Ranunculus aquatilis K. Paulson; Robert Paulson 1990-7-21 215 Modoc Patterson Meadow, Warner Mts. Comment
  CAS-BOT-BC379165  Ranunculus aquatilis var. aquatilis Alice Eastwood; John Thomas Howell 1937-6-19 4550 Modoc near Yorkville Comment
  POM275142  Ranunculus aquatilis var. capillaceus A. M. Alexander 1946-7-7 4921 Modoc Pond W Lake Annie. Comment
  POM312421  Ranunculus aquatilis var. capillaceus Verne Grant, Irving Schneider 1947-7-22 8135 Modoc N Fork of Pit River by State Quarantine Station, Hwy 395, N of Alturas. Comment
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Mar 20 2011
  RSA252475  Ranunculus aquatilis var. capillaceus Robert F. Thorne, C. W. Tilforth 1969-9-5 39171 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  RSA27049  Ranunculus aquatilis var. capillaceus C. L. Hitchcock 1940-5-28 6721 Modoc 15 miles north of Alturas, (near Surprise). 1402 Comment
  JEPS55048  Ranunculus aquatilis var. capillaceus Milo S. Baker 1893-6 Modoc Comment
  JEPS124355  Ranunculus aquatilis var. diffusus Lowell Ahart, John Dittes 2015-7-16 20376 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS60726  Ranunculus aquatilis var. subrigidus Leland S. Smith 1918-7-22 1008 Modoc Blue Lake Modoc National Forest 1874 Comment
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Jun 2 2009
  CHSC42167  Ranunculus glaberrimus C. E. Laver 1986-3-26 Modoc Ca. 11.5 mi ne of Alturas and 1 mi sw of Thoms Creek. In a meadow. 1524 Comment
  CAS-BOT-BC217203  Ranunculus glaberrimus var. glaberrimus Ellsworth Bethel 1923-4-24 s.n. Modoc Adin. Comment
  CAS-BOT-BC217206  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew 1993-4-4 6412 Modoc Barrel Spring Road, W of Big Mud Lake and S of Cow Head Lake. 1740 Comment
  CAS-BOT-BC217180  Ranunculus occidentalis var. dissectus Annie Montague Alexander; L. Kellogg 1946-6-8 4697 Modoc Road from Eagleville to Patterson Mill. 2286 Comment
  CAS-BOT-BC217221  Ranunculus occidentalis var. dissectus Edward Kent Balls 1950-5-11 14616 Modoc 8 mi. N of Lake City, W side of Upper Lake. 1402 Comment
  POM99368  Ranunculus occidentalis var. eisenii R. M. Austin 1895-06 52 Modoc Goose Lake Valley. Comment
  CHSC118068  Ranunculus occidentalis var. occidentalis L. P. Janeway 2016-5-16 12005 Modoc Modoc Plateau. Devils Garden area; juntion of Road 46N02 at Road 47N09/73/181; 2.0 air-km east of Green Spring Reservoir. 1585 Comment
  UC9496  Ranunculus repens Mrs. R. M. Austin and Bruce July 1898 2298 Modoc Goose Lake Valley Comment
  CHSC117572  Ranunculus sardous Lowell Ahart; John Dittes 2016-7-14 21195 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
  RSA8221  Ranunculus sceleratus Elmer I. Applegate 1929-7-29 6090 Modoc Clear Lake Dam, Clear Lake. Comment
  CAS-BOT-BC217195  Ranunculus sceleratus var. multifidus Elmer Ivan Applegate 1897-6-5 968 Modoc Near Alturas. Comment
  CDA24350  Ranunculus sceleratus var. multifidus T. C. Fuller 1979-6-5 20266 Modoc R. A. Byrne property, north side of Highway 108, 10 km northeast of Tulelake. 0 Comment
  RSA604937  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CDA3491  Ranunculus testiculatus Loring White 1971-5-26 Modoc R. Bunyard ranch, 1.5 miles northeast of Cedarville. 0 Comment
  RSA145549  Ranunculus testiculatus T. L. Secrest 1961-6-11 s.n. Modoc along edge of Hwy 299 1 miles NW of Alturas Comment
  CAS-BOT-BC217167  Ranunculus uncinatus Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10547 Modoc Patterson Ranger Station (East Creek drainage), Warner Mts. Modoc National Forest 2164 Comment
  RSA59715  Ranunculus uncinatus E. K. Balls 1950-5-18 14760 Modoc Upper Rush Creek Public Camp, 2.5 miles E from Hwy 299. 1402 Comment
  JEPS60664  Ranunculus uncinatus Frances D. Payne 1929-6-22 15 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  NY495030  Ranunculus uncinatus M. J. Williams 1984-6-30 8480- 3 Modoc Seepage area near a reservoir, 6.8 miles west of the Cedarville-Gerlach road, Granger Canyon Road, Warner Mountains 1981.2 Comment
  UC485337  Ranunculus uncinatus Mrs. M. H. Manning 1905-6-12 712 Modoc Warner Range; ne Modoc Co. 1524 Comment
  SEINET5338928  Ranunculus uncinatus var. uncinatus M. J. Williams 1984-6-30 84- 80 -8 Modoc Seepage area near a reservoir, 6.8 miles west of Cedarville-Gerlach road. 1981 Comment
  CAS-BOT-BC58407  Raphanus raphanistrum Bruce Bartholomew 1992-5-17 6351 Modoc Pasture ca. 2 km NW of Day. 1100 Comment
  UC420725  Rhamnus rubra Franklin P. Nutting 1920-8-1 Modoc Big Valley Mts. Comment
  CAS-BOT-BC217080  Rhamnus rubra subsp. obtusissima John Thomas Howell 1934-6-13 12077 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC95679  Rhododendron columbianum Bruce Bartholomew 1995-7-31 7124 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  UC465779  Ribes aureum M. F. Gilman 527 Modoc Comment
  CAS-BOT-BC225865  Ribes cereum Annie Montague Alexander; L. Kellogg 1946-6-27 4849 Modoc Highgrade, top of ridge, two miles by road from Dismal Swamp, N end of Warner Mts. 2377 Comment
  CAS-BOT-BC225874  Ribes cereum Milo Samuel Baker 1893-6-1 s.n. Modoc Lava Beds. Comment
  CAS-BOT-BC225877  Ribes cereum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 89 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC225888  Ribes cereum A. D. Borden 1911-5-20 Modoc Sugar Hill Comment
  RSA520365  Ribes cereum Bruce Bartholomew, B. Anderson 1989-4-29 4685 Modoc Surprise Valley Road, just S of the Oregon border, extreme NE corner of Modoc County. 1630 Comment
  SBBG2754  Ribes cereum H. and M. Dearing 1939-6-8 3606 Modoc Lily Lake, Warner Mtns 2133 Comment
  UC1553402  Ribes cereum G. Schoolcraft 1988-7-12 1825 Modoc N. Deep Creek, at lower part Warner Mtns. 1554 Comment
  UC858418  Ribes cereum C. L. Hitchcock 1940-5-27 6695 Modoc 15 mi ne Alturas 1615 Comment
  SBBG2783  Ribes montigenum H. and M. Dearing 1939-6-8 3605 Modoc Lily Lake, Warner Mtns 2133 Comment
  SEINET195470 Image available Ribes montigenum Annie M. Alexander, L Kellogg 1946-6-25 4822 Modoc North end of the Warner Mountains Dismal Swamp 2256 Comment
  CAS-BOT-BC225920  Ribes velutinum Belknap C. Goldsmith 1910-5-22 9 Modoc Fandango Creek. 1584 Comment
  CAS-BOT-BC225929  Ribes velutinum Belknap C. Goldsmith 1911-5-20 33 Modoc Sugar Hill, county road near Goose Lake. 1524 Comment
  RSA0019692  Ribes velutinum E. K. Balls 1950-5-13 14666 Modoc Goose Lake, east shore near Willow Ranch. 1463 Comment
  CAS-BOT-BC225932  Ribes viscosissimum Bruce Bartholomew 1989-8-12 5119 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  NY455564  Ribes viscosissimum B. M. Bartholomew 1988-6-24 4298 Modoc Road beyond poison Lake, ca. 8 km south of the road from US Highway 396 to lily Lake, Warner Mountains 2130 Comment
  SFV1626  Ribes viscosissimum I. L. Wiggins, D. B. Wiggins 1961-6-14 16482 Modoc Warner Mountains Warner Mountains. 2.8 miles south of Lassen Creek Campground, along road to Davis Creek. 1900 Comment
  UC858629 Image available Ribes viscosissimum C. L. Hitchcock 1940-5-27 6694 Modoc 15 mi ne Alturas 1615 Comment
  RSA0020909  Ribes viscosissimum Bruce Bartholomew, B. Anderson 1988-6-24 4298 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  UC35863  Rigiopappus leptocladus Mrs. R. M. Austin June 1894 Modoc near Emigrant Springs; Lava Beds Comment
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May 28 2006
  CHSC100463  Rorippa austriaca Lowell Ahart; John Dittes 2008-8-25 15274 Modoc On the banks of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CDA20130  Rorippa austriaca C. Pirosko 2002-6-14 PDR P 120230 Modoc Modoc Plateau; Jones Lake. 0 Comment
  CDA36791  Rorippa austriaca D. B. Joley 1976-6-23 7 Modoc Likely, near Alturas. 0 Comment
  CDA37893  Rorippa austriaca J. L. Johnson 1973-1 s.n. Modoc 0 Comment
  CHSC114918  Rorippa austriaca D. B. Joley 1976-6-23 7 Modoc Likely, near Alturas. Comment
  RSA671145  Rorippa austriaca G. D. Barbe 1985-8-29 4251 Modoc East of railroad crossing and the Eastside Canal. Corporation Ranch north of Likely. Comment
  CAS-BOT-BC58417  Rorippa curvisiliqua Reed Clark Rollins; Kathryn W. Rollins 1983-7-6 83229 Modoc Above Widow Valley, ca. 3 mi E of Day. Comment
  CAS-BOT-BC58422  Rorippa curvisiliqua Roxana Stinchfield Ferris; R. Duthie 1919-6-14 170 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC147385  Rosa californica Mrs. R. M. Austin; Mrs. Bruce 1898-7-1 2342 Modoc Shore Goose Lake 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
  HSC59872  Rosa woodsii subsp. ultramontana J. P. Smith, J. O. Sawyer 1973-8-9 7259 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  RSA210881  Rosa woodsii subsp. ultramontana Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39086 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC218252  Rosa woodsii var. ultramontana Alice Eastwood; John Thomas Howell 1940-6-11 8009 Modoc 6 mi. NE of Adin on road to Canby. Comment
  UC467690  Rosa woodsii var. ultramontana W. P. Taylor and H. C. Bryant 1910-6-26 Modoc Parker Cr. Warner Mountains 1676 Comment
  UC748231  Rosa woodsii var. ultramontana Annie M. Alexander and Louise Kellogg 1946-7-12 4989 Modoc ne corner of county Twelve Mile Creek Comment
  CAS-BOT-BC211338  Rumex acetosella Bruce Bartholomew 1991-7-4 5888 Modoc S end of Higgins Flat. 1370 Comment
  HSC17566  Rumex acetosella M. T. Milligan 1965-6-23 289 Modoc N end of Jess Valley 1616 Comment
  HSC17607  Rumex californicus M. T. Milligan 1966-7-3 550 Modoc Slopes and ridges E of Jess Valley 1829 Comment
  CAS-BOT-BC211341  Rumex crispus Bruce Bartholomew 1991-6-21 5827 Modoc W side of Goose Lake, 1.4 km N of junction with Forest Service road 73. 1450 Comment
  HSC17594  Rumex crispus M. T. Milligan 1966-8-1 606 Modoc N end of Jess Valley 1616 Comment
  CAS-BOT-BC211301  Rumex lacustris Bruce Bartholomew 1989-8-12 5134 Modoc Deep Creek, E side of Warner Mountains. 1620 Comment
  CAS-BOT-BC211350  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-8-27 8309 Modoc South end of Clear Lake. Comment
  CAS-BOT-BC211345  Rumex lacustris Elmer Ivan Applegate 1936-5-12 10294 Modoc Lava Bed National Monument, W side of Petroglyph Butte. Comment
  UC1191270  Rumex maritimus Herbert L. Mason 1947-8-13 13517 Modoc n of Canby (ne side of F reservoir) Comment
  CDA23184  Rumex occidentalis T. C. Fuller 1958-7-8 2031 Modoc 4 miles south of Pine Creek. 0 Comment
  CAS-BOT-BC211315  Rumex salicifolius Bruce Bartholomew; Barrett Anderson 1990-7-20 5541 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mts. 1990 Comment
  UC1101209  Rumex salicifolius var. lacustris Herbert L. Mason and Verne Grant 1947-7-10 13336 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  UC1101215  Rumex salicifolius var. lacustris Verne Grant and Irving Schneider 1947-8-27 8328 Modoc s end Clear Lake Comment
  UC1101222  Rumex salicifolius var. lacustris Verne Grant and Irving Schneider 1947-7-20 8088 Modoc 2 mi e Alturas; Dorris Reservoir Comment
  CAS-BOT-BC211323  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-12 8039 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC95279  Sagina saginoides Bruce Bartholomew; Barrett Anderson 1990-7-21 5568 Modoc N Barber Creek, road from Surprise Valley to Patterson Ranger Station, E side of Warner Mts. 1710 Comment
  JEPS51053  Sagina saginoides Frances D. Payne 1935-7-19 791 Modoc s. and e. of Alturas (mouth of Dry Creek (tributary of Parker Creek)); Warner Mts., Dry Creek (tributary of Parker Creek) Comment
  JEPS32200  Sagittaria cuneata W. L. Jepson 1918-8-5 7825 Modoc South Fork Valley 1371 Comment
  RSA170191  Sagittaria cuneata W. L. Jepson 1918-8-5 7825 Modoc S Fork Valley. 1372 Comment
  POM182451  Sagittaria latifolia Milo S. Baker 1893-7-25 s.n. Modoc Egg Lake. 1220 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-BC225125  Salix boothii Elmer Ivan Applegate 1932-7-9 7596 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  UC492370  Salix boothii Frances D. Payne 1932-7-21 728 a Modoc e Alturas (marsh s of Mosquito Lake); Warner Mts., e side Mt. Warren (Buck Mt.) Comment
  POM218965  Salix eastwoodiae Frances D. Payne 1931-7-7 333 Modoc Pine Creek Basin. Warner Mtns. About 33 km SE of Alturas. 2280 Comment
  SBBG28799  Salix eastwoodiae F. D. Payne 1931-6-25 275 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  SBBG28812  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  SD964  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas, near spring along creek 2280 Comment
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Nov 9 2011
  UC481860  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc ca. 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UC481862  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc ca. 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  CAS-BOT-BC225768  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 494 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC225770  Salix exigua Elmer Ivan Applegate 1932-8-6 8194 Modoc E side of Middle Lake, Surprise Valley, along Nevada-California State line. Comment
  CAS-BOT-BC225781  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas, in willow thicket SW end of town. 1360 Comment
  POM218951  Salix exigua H. P. Bracelin, Frances D. Payne 1931-6-30 494 Modoc Parker Creek, 20 km E of Alturas. Meadow S of Payne Ranch. 1560 Comment
  RSA152680  Salix exigua I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16365 Modoc Pit River. 3.9 miles N of Alturas. Comment
  UC1408987  Salix exigua R. F. Thorne and C. W. Tilforth 1969-9-5 39142 Modoc ca. 6 mi e Likely (along S. Fork of Pit River above jct. with West Creek at Public Campground) 1402 Comment
  RSA0030856  Salix exigua H. P. Bracelin 1931-6-30 501 Modoc Alturas. 1360 Comment
  CAS-BOT-BC229688  Salix lasiandra subsp. caudata H. Paul Arnaud 1967-8-12 s.n. Modoc Cedar Pass Campground. Comment
  UC481937  Salix lasiandra subsp. lasiandra Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 490 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch); Parker Creek 1560 Comment
  JEPS14856  Salix lasiandra var. caudata Frances D. Payne 1931-6-10 135 Modoc Parker Creek Warner Mts., Parker Creek 1584 Comment
  NY187673  Salix lasiandra var. lancifolia N. F. Bracelin 1931-6-30 498 Modoc Parker Creek, 20 km east of Alturas 1560 Comment
  RSA5668  Salix lasiolepis H. P. Bracelin 1931-6-29 487 Modoc Halfway between Adin and Canby 1350 Comment
  UC481933  Salix lasiolepis Mrs. H. P. Bracelin 1931-6-29 487 Modoc halfway between Adin and Canby 1350 Comment
  CAS-BOT-BC197552  Salix lasiolepis var. lasiolepis H. P. Bracelin 1931-6-29 486 Modoc Halfway between Adin and Canby. 1350 Comment
  CAS-BOT-BC229661  Salix lemmonii E. K. Balls 1950-5-11 14622 Modoc 4 miles south of Fort Bidwell, west of Upper Lake. 1402 Comment
  CAS-BOT-BC229694  Salix lemmonii H. P. Bracelin; Francis Dorris Payne 1931-6-30 496 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  CAS-BOT-BC229697  Salix lemmonii Milo Samuel Baker 1893-6-1 s.n. Modoc Big Valley Mts. Comment
  SBBG27411  Salix lemmonii F. D. Payne -Aug-1934 778 Modoc Pine Crk Basin 2316 Comment
  UC437299  Salix lemmonii Belknap C. Goldsmith 1911-5-21 26 Modoc e. shore Goose Lake; Modoc Forest Comment
  JEPS38509  Salix ligulifolia L. S. Smith 1918-1-1 54 Modoc Comment
  CAS-BOT-BC229677  Salix lutea F. Angwin 1946-5-3 s.n. Modoc Ash Creek, Adin. 1371 Comment
  CHSC101021  Salix lutea John Dittes 2008-5-21 1519 Modoc Modoc Plateau; Big Valley; ca. 1.7 air miles south of Lookout, ca. 1.1 air miles west of County Road 91; riparian corridor of Pit River. 1259 Comment
  SBBG57895  Salix lutea Mrs. H. P. Bracelin, F. D. Payne 1931-6-30 499 Modoc Parker Crk, 20 km E of Alturas S of Payne Ranch 1560 Comment
  UC481795  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 1560 Comment
  NY187397  Salix melanopsis F. D. Payne 1931-6-30 493 Modoc Parker Creek, 20 km east of Alturas 1560 Comment
  NY177718  Salix pseudocordata L. C. Wheeler 1935-8-13 3832 Modoc Warner Mts., Barnes Creek 2286.0 Comment
  CAS-BOT-BC229833  Salix scouleriana Francis Dorris Payne 1934-8-1 778 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CAS-BOT-BC229836  Salix scouleriana Belknap C. Goldsmith 1911-5-21 26 Modoc E shore of Goose Lake. Comment
  CAS-BOT-BC95562  Salsola tragus Bruce Bartholomew 1994-10-9 6885 Modoc 11.0 km S of Eagleville, W side of Surprise Valley. 1370 Comment
  RSA628302  Salsola tragus L. C. Wheeler 1973-1 s.n. Modoc North end of Big Mud Lake. 1645 Comment
  CAS-BOT-BC179250  Salvia aethiopis B. Bartholomew 1995-8-1 7137 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  CDA37947  Salvia aethiopis CDFA Staff s.n. Modoc Northeastern part of county. 0 Comment
  SEINET12765235  Salvia aethiopis Barbara Ertter 1995-7-1 14459 Modoc Hwy395 south of New Pine Creek on Oregon border, at jct of Country Rd. 44, weedy fields and roadside W of hwy.; 0 1463 Comment
  SFV3216  Salvia dorrii I. L. Wiggins, D. B. Wiggins 1961-6-12 16436 Modoc Warner Mountains 4 miles east of summit of Cedar Pass on Cedar Pass Road. 1550 Comment
  RSA152722  Salvia dorrii subsp. dorrii I. L. Wiggins, Dorothy Wiggins 1961-6-12 16436 Modoc S facing slope 4 miles E of summit of Cedar Pass, betw Alturas & Cedarville Comment
  CAS-BOT-BC179238  Salvia dorrii var. dorrii Lindsay Stuart Smith 1918-5-29 929 Modoc Soldier Creek. 1828 Comment
  CAS-BOT-BC179245  Salvia dorrii var. dorrii Christopher Davidson 1975-6-4 2607 Modoc 1/4 mi W of Cedarville on Hwy 299. 1463 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
  RSA504673  Sambucus melanocarpa Bruce Bartholomew, B. Anderson 1988-6-24 4310 Modoc Road beyond Poison Lake, ca. 8 km S of the road from Hwy 395 to Lily Lake, Warner Mountains. 2130 Comment
  CAS-BOT-BC235063  Sambucus racemosa var. melanocarpa Frances Payne 1929-7-12 80 Modoc Lost Lake, Warner Mts. 2286 Comment
  CAS-BOT-BC95180  Sambucus racemosa var. melanocarpa K. Paulson; Robert Paulson 1991-8-28 254 Modoc Poison Lake, N end of Warner Mountains. 1828 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
  POM90120  Sanguisorba annua R. M. Austin 527 Modoc Goose Lake Valley. Comment
  CAS-BOT-BC15720  Sanicula graveolens K. Paulson; Robert Paulson 1988-5-24 13 Modoc Parker Creek Road, Warner Mts.. 1645 Comment
  CAS-BOT-BC15721  Sanicula graveolens Elmer Ivan Applegate 1932-7-31 7968 Modoc Mill Creek Meadow, W slope of Warner Mts. Comment
  CAS-BOT-BC15724  Sanicula graveolens Clare Butterworth Hardham 1961-6-18 7590 B Modoc Cedar Pass. 1828 Comment
  NY1101601  Sanicula graveolens K. Paulson 1988-5-24 13 Modoc Parker Creek Road, Warner Mountains 1646 Comment
  UC1598741  Sanicula graveolens M. S. Baker and Frank Nutting 1894-6-15 Modoc Forestdale Comment
  UCD98476  Saponaria officinalis Verne Grant; Irving Schneider 1947-8-24 8256 Modoc in pastuer at south end of Jess Valley in Warner Mountains. Comment
  CAS-BOT-BC95566  Sarcobatus vermiculatus Belknap C. Goldsmith 1911-7-28 38 Modoc Pitt River, Alturas. 1280 Comment
  RSA152456  Saxifraga nidifica I. L. Wiggins, Dorothy B. Wiggins 1961-6-12 16423 Modoc Near summit of Cedar Pass. Between Alturas and Cedarville. 1936 Comment
  RSA59513  Saxifraga nidifica var. claytoniifolia E. K. Balls 1950-5-12 14657 Modoc N of Bucks Creek Ranger Station. Modoc National Forest. E of Goose Lake. 1646 Comment
  CAS-BOT-BC225956  Saxifraga nidifica var. nidifica Bruce Bartholomew 1994-5-28 6716 Modoc Vicinity of Cold Spring SE of Sugar Hill, W side of Warner Mts. 1880 Comment
  JEPS43515  Saxifraga oregana Frances D. Payne 1929-7-7 67 Modoc 2 mi sw of Mount Warren (Pine Creek Basin, southeastern Modoc County); Pine Creek Basin 2133 Comment
  UC11823  Saxifraga oregana Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  NY784265  Saxifraga oregana var. oregana B. Anderson 1986-7-10 3199 Modoc Warner Mountains. West Warner Road at the North Fork of Pine Creek. 1935 Comment
  CAS-BOT-BC245133  Schoenoplectus acutus var. occidentalis R. M. Austin 1895-8-1 487 Modoc Goose Lake. Comment
  UCR67015  Schoenoplectus acutus var. occidentalis George K. Helmkamp 1990-9-23 J- 8 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  POM111559  Schoenoplectus acutus var. occidentalis Mrs. R. M. Austin 1895-08 487 Modoc Goose Lake Comment
  CAS-BOT-BC245128  Schoenoplectus americanus Bruce Bartholomew 1989-8-10 5033 Modoc Little Hot Spring Valley, 3.2 km NW of Day. 1070 Comment
  UC683298  Scirpus microcarpus Alan A. Beetle 1941-6-29 2824 Modoc 15 mi e Alturas (road from Alturas to Cedarville); e of Alturas 1371 Comment
  UC70014  Scirpus microcarpus Mrs. M. H. Manning June 1903 431 Modoc north-eastern Modoc County Comment
  UC1100808  Scirpus pungens Herbert L. Mason 1947-8-15 13547 Modoc mouth Crane Creek (on Willow Ranch, e side of Goose Lake); Goose Lake Comment
Read comments
Aug 18 2012
  UCD69396  Scolochloa festucacea D. Marcum 1997-10-14 s.n. Modoc Southern Modoc County, near border of Lassen County, near town of Adin. Not previously reported from California. Known from Klamath Marshes in Oregon. 1300 Comment
  HSC21139  Scrophularia californica R. C. Wunner 1965-6-20 215 Modoc California Lava Beds National Monument, Garden Bridges Cave 1524 Comment
  CAS-BOT-BC197837  Scrophularia lanceolata Bruce Bartholomew; Barrett Anderson 1989-6-3 4870 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  RSA534558  Scrophularia lanceolata Bruce Bartholomew 1991-6-22 5834 Modoc E slope of S end of Warner Mtns, 3.4 km SW of County Road 1 on road to Patterson. 1620 Comment
  JEPS94083  Scutellaria antirrhinoides Vernon H. Oswald and Lowell Ahart 1998-9-8 9593 Modoc ca. 0.5 mi. air n.e. Lookout Junction (County Rd. 95 at Taylor Creek n.w. of Lookout) 1280 Comment
  UC25795  Scutellaria antirrhinoides Milo S. Baker Jun 12 1893-Jul 10 1893 Modoc Comment
  CAS-BOT-BC179215  Scutellaria nana M. Vasey 1990-6-29 9019 Modoc Along S Emerson Trail, near trailhead from N Emerson Lake. 2377 Comment
  CAS-BOT-BC179223  Scutellaria nana Lindsay Stuart Smith 1924-5-31 1358 Modoc Egg Lake Ranch and S. Comment
  CAS-BOT-BC179226  Scutellaria nana John Thomas Howell 1934-6-30 12257 Modoc Duncan Horse Camp. 1355 Comment
  HSC26011  Scutellaria nana D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19393 Modoc Along Hager Basin Rd. near Big Sage Reservoir. Comment
  UC72055  Scutellaria nana Milo S. Baker 1893-1 Modoc n side of Egg Lake Comment
  UC11266  Sedum lanceolatum Mrs. C. C. Bruce 1890-1 2324 Modoc Comment
  JEPS48042  Sedum stenopetalum W. L. Jepson 1918-8-7 7898 Modoc Mt. Bidwell 2286 Comment
  CDA35637  Senecio aronicoides J. R. Keck Jr., Pfeiffer 1985-6-6 PDR# 237689 Modoc On USFS Road 56, west of Lookout-Hackamore Road. 0 Comment
  UC36169  Senecio aronicoides Milo S. Baker 1893-6 Modoc Pinewoods Comment
  CHSC75464  Senecio eurycephalus var. eurycephalus V. H. Oswald; B. Corbin, A. Sanger, G. Schoolcraft 1999-6-12 9768 Modoc East of Alturas on Hwy. 299 3.2 mi east of its junction with Hwy. 395. Adjacent to highway. 1524 Comment
  CAS-BOT-BC50262  Senecio integerrimus R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2368 Modoc Davis Creek. Comment
  CAS-BOT-BC50255  Senecio integerrimus var. exaltatus Annie Montague Alexander; L. Kellogg 1946-6-5 4663 Modoc Emerson Creek, S of Eagleville, Warner Mountains 2133 Comment
  CAS-BOT-BC50288  Senecio integerrimus var. exaltatus Betty J. Hammerly 1941-6-20 36 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  CAS-BOT-BC50297  Senecio integerrimus var. exaltatus Bruce Bartholomew; Barrett Anderson 1988-5-12 4115 Modoc S side of Egg Lake. 1300 Comment
  CAS-BOT-BC50299  Senecio integerrimus var. exaltatus Betty J. Hammerly 1941-6-20 35 Modoc Clear Lake. 1767 Comment
  JEPS30375  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 mi e Cedar Pass; Warner Mountains Comment
  HSC67882  Senecio serra J. P. Smith, J. O. Sawyer 1973-8-8 7253 Modoc Just N of Patterson Guard Station along Summit Trail 2195 Comment
  CAS-BOT-BC50266  Senecio serra var. serra Leland S. Smith 1919-8-4 1137 Modoc Ash Creek, Modoc National Forest 1828 Comment
  JEPS5942  Senecio serra var. serra Frances D. Payne 1931-7-4 318 Modoc s and e of Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC50272  Senecio triangularis Barrett Anderson 1986-7-10 3195 Modoc West Warner Rd at North Fork of Pine Creek. 1935 Comment
  CAS-BOT-BC95637  Shepherdia argentea Edward Kent Balls 1950-5-11 14612 Modoc Between Eagleville and Cedarville. 1432 Comment
  RSA11805  Sibbaldia procumbens Elmer I. Applegate 1923-8-1 8023 Modoc High summit of Warner Mtns. Just S of Warner Peak. Comment
  CAS-BOT-BC179073  Sidalcea oregana subsp. oregana Bruce Bartholomew 1995-6-24 7017 Modoc 4.2 km E of County Road 114 on County Road 108. 1360 Comment
  CAS-BOT-BC179076  Sidalcea oregana subsp. oregana Alice Eastwood; John Thomas Howell 1940-6-13 8123 Modoc Dear Davis Creek. Comment
  CAS-BOT-BC179096  Sidalcea oregana subsp. oregana E. S. Willits 1940-5-17 259 Modoc Willow Ranch. Comment
  UC108853  Sidalcea oregana subsp. oregana Mrs. R. M. Austin Modoc Modoc County Comment
  SEINET2442027  Sidalcea oregana subsp. spicata Barbara Ertter 1988-6-18 7612 Modoc W side Hwy 139 just S of where it crosses railroad at jct to Clear lake, NE of Dry Lake E of Lava Beds Nat'l Monument.; 0 1250 Comment
  UC18941  Sidalcea oregana subsp. spicata Mrs. R. M. Austin Aug., 1894 Modoc Lassen Creek Comment
  NY446681  Silene dichotoma B. M. Bartholomew 1990-7-20 5489 Modoc 10.3 km north of Buck Creek Ranger Station, crest of Warner Mountains on the west side of Warner Mountains 2130 Comment
  NY446740  Silene douglasii B. M. Bartholomew 1991-8-5 6031 Modoc Summit Trail between Pepperdine and Squaw Peak, west side of Warner Mountains. 2190 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
  UC465659  Silene lemmonii Milo S. Baker 1893-6-22 Modoc Comment
  CAS-BOT-BC95269  Silene menziesii Bruce Bartholomew 1989-7-14 4975 Modoc Vicinity of Upper Rush Creek Camp Ground. 1580 Comment
  HSC80711  Silene oregana G. M. Riegel 1980-8-9 1024 Modoc S Warner Mts. 1670 Comment
  CDA3901  Sinapis arvensis T. C. Fuller 1959-7-8 s.n. Modoc Junction of Highways 299 and 139, 1 miles west of Canby. 0 Comment
  CAS-BOT-BC95047  Sisymbrium altissimum E. S. Willits 1940-5-17 272 Modoc Willow Ranch. Comment
  SEINET10735739  Sisymbrium altissimum Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 932 Modoc Modoc National Forest, Warner Mountain Ranger District. Cedar Creek Upper Trailhead, 0.6 miles off state route 299 on Forest Service road 195. T43N R15E S33. 1948 Comment
  CAS-BOT-BC245085  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1994-5-29 6739 Modoc SE of Egg Lake on Forest Service road 42N15. 1260 Comment
  HSC13935  Sisyrinchium idahoense var. idahoense M. T. Milligan 1965-7-11 445 Modoc N end of Jess Valley 1616 Comment
  JEPS942  Sium suave W. L. Jepson 1918-8-5 7824 Modoc South Fork Pitt River, South Fork Valley South Fork Pitt River; , South Fork Valley 1371 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
  UC1036064  Smilacina racemosa Annie M. Alexander and Louise Kellogg 1946-7-7 4945 Modoc Eight Mile Creek; ne corner Modoc Co. 1752 Comment
  UC119653  Smilacina stellata Mrs. R. M. Austin July 1884 57 Modoc Davis Creek Comment
  UCD126921  Solanum dulcamara W. A. Harvey 1954-6-3 s.n. Modoc Rob Flournoy Ranch, 3 miles southwest of Likely. Comment
  CAS-BOT-BC245431  Solanum physalifolium var. nitidibaccatum John Thomas Howell 1934-7-2 12365 Modoc W side of Clear Lake. Comment
  RSA0020577  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1935-9-22 3994 Modoc 3 mi W of Alturas 1357 Comment
  SEINET5624747  Solanum triflorum L. C. Wheeler 1935-9-22 3995 Modoc Pitt River, Rattlesnake Butte, Warm Springs Valley 1341 Comment
  UC663360  Solanum triflorum Francis Drouet and Donald Richards 1941-9-10 4131 Modoc hills 2 mi nw of Alturas 1341 Comment
  UCD126815  Solanum triflorum Verne Grant; Irving Schneider 1947-8-27 8319 Modoc Southwest end of Clear Lake. Comment
  UC672224  Solidago elongata F. H. Frost 1925-7-24 118 Modoc Jess Valley , Jess Valley (Warner Mts.) Comment
  UC71564 Image available Solidago lepida var. salebrosa Mrs. M. H. Manning August 1903 247 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  CAS-BOT-BC54280  Solidago velutina subsp. californica Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10619 Modoc Summit of Fandango Pass, on road between Fort Bidwell and Pine Creek, Warner Mtns., Modoc N.F. 1889 Comment
  UC55950  Sorbus scopulina Milo S. Baker 1898-7-20 475 Modoc Taylor Creek Forestdale Comment
  RSA252436  Sparganium angustifolium subsp. emersum Robert F. Thorne, C. W. Tilforth 1969-9-5 39149 Modoc Along South Fork of Pit River ca. 7 miles east of Likely. 1433 Comment
  CHSC111410  Sparganium emersum Lowell Ahart; John Dittes 2012-7-10 18326 Modoc East of the fence, northwest of the old homestead, Ash Creek State Wildlife Area, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  CAS-BOT-BC242252  Sparganium emersum Herbert Louis Mason; Verne Grant 1947-7-12 13433 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  UCD94836  Sparganium emersum Herbert L. Mason; Verne Grant 1947-7-12 13433 Modoc Corporation Ranch Headquarters, north of Likely. Comment
  POM312968  Sparganium eurycarpum Verne Grant, H. L. Mason 1947-7-11 13361 Modoc Irrigation ditch on Highway 395, 5 miles south of Alturas. Comment
  UC441314  Sparganium natans Milo S. Baker 1899-8-12 Modoc Egg Lake Comment
  UC429201  Spiranthes romanzoffiana Milo S. Baker Aug. 1897 162 Modoc Forestdale Comment
  UCLA70790  Stachys ajugoides var. rigida Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  POM69776  Stachys palustris subsp. pilosa R. M. Austin 1895-08 s.n. Modoc Goose Lake Valley Comment
  SEINET5337009  Stellaria jamesiana M. J. Williams 1984-6-28 84- 67 -3 Modoc 2 miles north of intersection between Soldier Creek and Old cannon Mill roads. Warner Mtns, north of Cedar pass. 2057 Comment
  NY483022  Stellaria umbellata B. M. Bartholomew 1991-8-5 6034 Modoc Squaw Peak Trail on north side of Squaw Peak, east side of Warner Mountains 2420 Comment
  RSA101365  Stellaria umbellata R. Weatherby 1955-7-8 1618 Modoc 7 miles north of Ft. Bidwell, northern Warner Mts. 1875 Comment
  SEINET10674650  Stenotus acaulis Charles L. Hitchcock 1940-5-27 Hitchcock 6668 Modoc 15 miles northeast of Alturas. On sagebrush knoll. 5300 ft. 1615 Comment
  CAS-BOT-BC54259  Stenotus stenophyllus Bruce Bartholomew; Barrett Anderson 1989-4-28 4659 Modoc S end of Dead Horse Reservoir and ca. 6 km SW of the S end of Goose Lake. 1520 Comment
  CAS-BOT-BC54263  Stenotus stenophyllus E. S. Willits 1940-5-6 227 Modoc Davis Creek. Comment
  JEPS36864  Stephanomeria lactucina Milo S. Baker 1894-7-30 Modoc Silver Lake Comment
  UCD136385  Stephanomeria lactucina Richard R. Halse 2006-8-4 6998 Modoc along Patterson Mill Road around 4 miles southwest of its junction with Surprise Valley road, east side of the southern Warner Mountains; Modoc National Forest. 2097 Comment
  UC35791  Stephanomeria lactucina M. S. Baker and Frank Nutting 1894-8-30 Modoc Big Valley Mts. Comment
  CDA18954  Stephanomeria spinosa Anne M. Corey 2000-6-19 s.n. Modoc Surprise Valley; Growing in Botanical Tours, County Road 18 at Soldier Creek, near Cedarville, Surprise Valley. 0 Comment
  CAS-BOT-BC54273  Stephanomeria tenuifolia Francis Dorris Payne 1932-7-25 749 Modoc Parker Creek. 1584 Comment
  UCR34680  Stipa nevadensis J. A. Harpel 1981-8-6 V 12 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC95052  Streptanthella longirostris Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-10 6460 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC95056  Streptanthus cordatus var. cordatus Elmer Ivan Applegate 1932-7-6 8217 Modoc Summit of Yellow Mountain, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC95065  Streptanthus cordatus var. cordatus Louis Cutter Wheeler 1935-8-14 3842 Modoc Pine Creek, Warner Mts. 2011 Comment
  POM313008  Stuckenia pectinata Verne Grant, Irving Schneider 1947-7-19 8085 Modoc Irrigation ditch south of Williams ranch house, north of Likely. Comment
  CAS-BOT-BC95572  Suaeda calceoliformis Isabelo T. Kelly 1930-1-1 33 Modoc Fort Bidwell. Comment
  CAS-BOT-BC95576  Suaeda calceoliformis Bruce Bartholomew; Barrett Anderson 1990-7-20 5451 Modoc Margin of Goose Lake at S end of the causeway to McGinty Point. 1440 Comment
  RSA624459  Suaeda calceoliformis L. C. Wheeler 1935-9-4 3942 Modoc Goose Lake: McGinty Point. 1463 Comment
  UC1562588  Swertia albicaulis Barbara Ertter 1988-6-18 7620 Modoc ca 50 air mi sw Klamath Falls (Hwy 139, a few mi n of Agric. Inspection Station, 1 mi s of s jct of Lava Beds National Monument, e of Tonesta) 1310 Comment
  CAS-BOT-BC180108  Swertia albicaulis var. albicaulis Elmer Ivan Applegate 1897-5-31 327 B Modoc Dry Lake. Comment
  HSC26652  Swertia albicaulis var. nitida D. H. Norris, Thomas W. Nelson, S. Dowty 1971-7-23 19427 Modoc Near Hager Reservoir Comment
  CAS-BOT-BC180086  Swertia radiata Elmer Ivan Applegate 1932-8-3 8134 Modoc W slope of Eagle Peak. Comment
  JEPS12666  Symphoricarpos rotundifolius var. rotundifolius W. L. Jepson 1918-8-6 7833 Modoc Davis Creek; Sugar Hill 1524 Comment
  JEPS22036  Symphoricarpos rotundifolius var. rotundifolius Herbert L. Mason 1948-7-18 13619 Modoc Cedar Pass; Warner Mountains Comment
  JEPS22820  Symphoricarpos rotundifolius var. rotundifolius Mrs. R. M. Austin Aug 1894 Modoc Lassen Creek Comment
  UC71842  Symphyotrichum bracteolatum Mrs. M. H. Manning 1903-8-1 271 Modoc near, (ne Modoc County) Ft. Bidwell Comment
  JEPS40835  Symphyotrichum bracteolatum L. S. Smith 1919-8-18 1134 Modoc Ash Valley Comment
  HSC5072  Symphyotrichum campestre M. T. Milligan 1966-7-29 604 Modoc Slopes and ridges E of Jess Valley 1982 Comment
  CAS-BOT-BC15220  Symphyotrichum eatonii Leland S. Smith 1919-8-18 1134 Modoc Ash Valley. 1463 Comment
  HSC81018  Symphyotrichum foliaceum var. apricum G. M. Riegel 1980-8-6 994 Modoc South Warner Mtns. 2100 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-BC15224  Symphyotrichum foliaceum var. parryi Bruce Bartholomew 1990-8-5 5678 Modoc Summit Trail, ca. 4 km N of Patterson Ranger Station, W side of Warner Mts. 2470 Comment
  UC86960  Symphyotrichum frondosum Mrs. R. M. Austin 1885-6-1 Modoc Goose Lake Valley Comment
  UC1192078  Symphyotrichum frondosum Herbert L. Mason 1947-8-15 13545 Modoc Willow Ranch, e side of Goose Lake Crane Creek, Goose Lake Comment
  CAS-BOT-BC15172  Symphyotrichum spathulatum var. spathulatum Herbert Louis Mason 1947-8-9 13480 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  CAS-BOT-BC15176  Symphyotrichum spathulatum var. spathulatum E. S. Willits 1939-10-10 167 Modoc Surprise Valley. 1371 Comment
  CAS-BOT-BC232351  Synthyris missurica Francis Dorris Payne 1955-7-21 s.n. Modoc Lily Lake. Comment
  UC887553  Synthyris missurica C. L. Hitchcock 1940-5-27 6716 Modoc 15 mi ne Alturas 1981 Comment
  CDA5382  Syringa vulgaris T. C. Fuller 1964-6-25 12250 Modoc Warner Mountains; Sugar Hill Planting area, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  UC70443  Taraxia subacaulis Milo S. Baker Modoc Forestdale Comment
  UC748416  Taraxia subacaulis Annie M. Alexander and Louise Kellogg 1946-6-26 4831 Modoc Dismal Swamp north end of Warner Mountains 2255 Comment
  CAS-BOT-BC54233  Tetradymia canescens Leland S. Smith 1922-7-12 1268 Modoc Below Barber Field. 1676 Comment
  SD61059  Tetradymia glabrata Darley F. Howe 1964-8-2 3927 Modoc 9.0 miles south of Alturas on Highway 395. 1340 Comment
  CAS-BOT-BC217127  Thalictrum fendleri Roxana Stinchfield Ferris; R. Duthie 1919-6-3 53 Modoc Parker Creek at Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC217171  Thalictrum fendleri Frank Warrington Peirson 1926-6-25 6877 Modoc Small side canyon 1 mi E of summit, Cedarville Road, Warner Mts. Comment
  JEPS60733  Thalictrum fendleri Frances D. Payne 1931-6-21 218 Modoc on ridge sw Dry Creek (tributary of Parker Creek) (s and e of Alturas); Warner Mountains 1981 Comment
  POM260443  Thalictrum occidentale var. palousense C. L. Hitchcock 1940-5-27 6704 a Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC95075  Thelypodium flexuosum Bruce Bartholomew; Barrett Anderson 1989-4-29 4704 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  UC10936  Thelypodium howellii M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley Comment
  CHSC85174  Thelypodium howellii subsp. howellii John Dittes; Josephine Guardino 1991-7-21 384 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
  NY215709  Thelypodium milleflorum B. M. Bartholomew 1990-6-17 5339 Modoc Surprise Valley, SE corner of Upper Alkali Lake. 1390 Comment
  CAS-BOT-BC181800  Thermopsis californica var. argentata Milo Samuel Baker 1894-8-1 Modoc Forestdale, Comment
  RSA603593  Thlaspi arvense L. C. Wheeler 1935-8-10 3818 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mtns. 2226 Comment
  UC175867  Thlaspi arvense J. L. Chace Aug. 1913 Modoc Adin Comment
  UC11012  Thysanocarpus curvipes M. S. Baker and Frank Nutting 1894-6-15 Modoc Little Hot Spring Valley Comment
  CAS-BOT-BC58701  Tiquilia nuttallii Bruce Bartholomew 1993-6-13 6629 Modoc Near Fortynine Creek, E of Cedarville on E side of Surprise Valley. 1400 Comment
  NY1083232  Tiquilia nuttallii B. M. Bartholomew 1989-6-2 4830 Modoc 6.4 km east of Eagleville on the road to the California state border, east side of Surprise Valley 1550 Comment
  UCD139868  Toxicoscordion paniculatum Dean Dubbe 1974-5-26 15- 6 Modoc west side of South Warner Wilderness. 1737 Comment
  RSA152724  Tragopogon pratensis I. L. Wiggins, Dorothy Wiggins 1961-6-13 16444 Modoc Roadside ditch 11 mi. N of Cedarville, in Surprise Valley. 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
  CAS-BOT-BC179201  Trichostema oblongum Bruce Bartholomew 1994-7-1 6757 Modoc 11.9 km NW of State Hwy. 299 on road to Dutch Flat. 1400 Comment
  JEPS63165  Trichostema oblongum Milo S. Baker 1893-7-14 Modoc Egg Lake Comment
  UC100820  Trifolium cyathiferum Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC181776  Trifolium gymnocarpon var. plummerae Leland S. Smith 1920-6-1 1156 Modoc Below stock pass, Mt. Bidwell Rim. 1920 Comment
  JEPS33195  Trifolium gymnocarpon var. plummerae L. S. Smith 1917-1 1156 Modoc Mt. Bidwell, E of Cattle Pass 1920 Comment
  CAS-BOT-BC181773  Trifolium hybridum Bruce Bartholomew 1991-7-6 5963 Modoc Ash Creek Bird Santuary, 0.2 km N of Lassen County line on Modoc County Road 87A. 1260 Comment
  CHSC117356  Trifolium hybridum Lowell Ahart; John Dittes 2016-7-14 21172 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
  NY802659  Trifolium kingii var. productum B. M. Bartholomew 1988-7-23 4582 Modoc Dismal Swamp, Warner Mountains 2180 Comment
  CAS-BOT-BC181744  Trifolium longipes Annie Montague Alexander; L. Kellogg 1946-6-26 4832 Modoc Dismal Swamp. 2255 Comment
  CAS-BOT-BC181747  Trifolium longipes Bruce Bartholomew 1992-5-16 6328 Modoc Lunsford Spring. 1600 Comment
  HSC15135  Trifolium longipes M. T. Milligan 1966-6-14 459 Modoc N end of Jess Valley 1616 Comment
  POM349460  Trifolium longipes subsp. atrorubens Robert Gustafson 1985-6-13 3163 Modoc Jct of Hwy 49 and Forest Service road 12, Yuba Pass summit. 2043 Comment
  JEPS33186  Trifolium longipes subsp. multipedunculatum Frances D. Payne 1931-6-29 290 Modoc Warner Mountains. Head of Cottonwood Creek. East slope of Mt. Warren. 2286 Comment
  JEPS118441  Trifolium longipes var. hansenii Lowell Ahart, John Dittes 2011-6-21 17525 Modoc About 250 yards west of the fence, about 250 yards east of the old barn, 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-BC181739  Trifolium macrocephalum Mrs. H. C. Cantelow 1940-5-31 Modoc 8.9 mi. E of Indian Springs. Comment
  RSA520478  Trifolium macrocephalum Bruce Bartholomew, B. Anderson 4650 Modoc 8.8 km N of State Highway 299 on road to Raker and Thomas Reservoir. 1470 Comment
  JEPS66037  Trifolium pratense W. L. Jepson 1918-8-9 7910 Modoc near Ft. Bidwell 1432 Comment
  CAS-BOT-BC181758  Trifolium productum Leland S. Smith 1917-7-18 81 Modoc Soldier Creek. 1981 Comment
  RSA11935  Trifolium productum Elmer I. Applegate 1932-8-1 8022 Modoc High summit of Warner Mountains just south of Warren Peak. Comment
  NY717614  Trifolium variegatum B. M. Bartholomew 1989-6-1 4727 Modoc Shake Spring, northwest side of Shaffer Mountain 1500 Comment
  UC16738  Trifolium willdenovii Milo S. Baker 1894-5-23 Modoc Cow Creek Mountains Comment
  CAS-BOT-BC180157  Trifolium wormskioldii Alice Eastwood; John Thomas Howell 1940-6-12 8038 Modoc Likely. Comment
  NY717694  Trifolium wormskioldii B. M. Bartholomew 1990-7-20 5540 Modoc Buck Creek between Del Pratt Spring and Howard Flat, west side of Warner Mountains 1990 Comment
  CAS-BOT-BC245036  Triglochin concinna var. debilis Alice Eastwood; John Thomas Howell 1940-6-12 8036 Modoc Likely. Comment
  CAS-BOT-BC245033  Triglochin concinna var. debilis Herbert Louis Mason; Verne Grant 1947-7-12 13438 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  UC1025065  Trisetum canescens Leo Whitney 1935-7-21 3560 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  CAS-BOT-BC252535  Trisetum spicatum Leland S. Smith 1918-7-14 994 Modoc Mill Creek, Eagle Peak. 2133 Comment
  CAS-BOT-BC242156  Triteleia hyacinthina Isabel T. Kelly Summer, 1930 15 Modoc Buck Creek; west slope of Warner Range. Comment
  SEINET10932581  Triteleia hyacinthina Bartholomew 1988-6-23 BARTHOLOMEW 4253 Modoc 4.2 km NW of Day. Juniper shrub savanna. T39N R5E SEC8 Fall River Mills 15 ' Quad. 1020 Comment
  SJSU9702  Triteleia hyacinthina W. Savage 1979-7-10 1531 Modoc Oregon Rim Unit, Devols Garden Districy, Modoc National Forest 1645 Comment
  CAS-BOT-BC58295  Turritis glabra Bruce Bartholomew; Barrett Anderson 1990-7-20 5466 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UC1182232  Typha latifolia F. H. Frost 1925-7-24 143 Modoc Jess Valley; Warner Mountains, Jess Valley Comment
  UC6003  Urtica dioica subsp. holosericea Mrs. R. M. Austin Sept., 1894 Modoc Cedarville Canyon; Northern California, Cedarville Canyon Comment
  UC27952  Utricularia minor M. S. Baker and Frank Nutting 1894-6-11 Modoc meadow near Forestdale Comment
  JEPS51163  Vaccaria hispanica W. L. Jepson 1918-8-13 7982 Modoc Jess Valley; Spargur Ranch 1584 Comment
  RSA600327  Vaccinium cespitosum L. C. Wheeler 1935-8-8 3811 Modoc N Fork Bidwell Creek, Warner Mts. 2378