Search Results — 2000 specimen records retrieved (1499 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73546  Abies concolor Elmer I. Applegate 1932-8-5 8161 Modoc Cedar Pass, Warner Mountains. Comment
  CAS-BOT-BC21496  Acer negundo var. californicum Bruce Bartholomew 1994-5-28 6714 Modoc Forest Service road 9 along Banes Creek. 1500 Comment
  CAS-BOT-BC15629  Achillea millefolium R. M. Austin 1894-6-1 Modoc Lava beds. Comment
  CAS-BOT-BC15630  Achillea millefolium Bruce Bartholomew; Barrett Anderson 1988-6-24 4362 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  UCR34705  Achillea millefolium J. A. Harpel 1981-8-6 V- 32 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  HSC81035  Achillea millefolium G. M. Riegel 1979-7-21 571 Modoc South Warner Mountains 1670 Comment
  RSA504852  Achillea millefolium Bruce Bartholomew, B. Anderson 1988-7-21 4432 Modoc Whipple Spring, E side of Whitehorse Flat Reservoir. 1340 Comment
  UC29253  Achillea millefolium Mrs. R. M. Austin and Bruce 1898-6-1 2150 Modoc Lake City Pass Comment
  CAS-BOT-BC242288  Achnatherum Louis Cutter Wheeler 1935-8-3 3752 Modoc Dismal Swamp. 2225 Comment
  CAS-BOT-BC242276  Achnatherum lemmonii Clare Butterworth Hardham 1961-6-18 7552 Modoc E side of Cedar Pass. 1828 Comment
  CAS-BOT-BC242278  Achnatherum lemmonii Bruce Bartholomew; Barrett Anderson 1990-7-20 5468 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  UC1037171  Achnatherum lemmonii Leo Whitney 1935-7-21 3530 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest 1463 Comment
  UCD32697  Achnatherum lemmonii Beecher Crampton 1954-7-6 2113 Modoc Modoc County, Road 56, following Shields Creek into Warner Mountains, 22 miles east of Alturas. Comment
  UCD50631  Achnatherum lemmonii R. Tofsrud 1947-7-1 211 Modoc Between Alturas and Cedarville, Modoc County. Comment
  POM260441  Achnatherum lemmonii var. lemmonii C. L. Hitchcock 1940-5-28 6724 Modoc near Surprise, ca. 15 miles north of Alturas 1402 Comment
  RSA163808  Achnatherum lemmonii var. lemmonii Clare B. Hardham 1961-6-18 7552 Modoc Slopes, Hills, East side of Cedar Pass 1829 Comment
  CAS-BOT-BC242322  Achnatherum lettermanii Bruce Bartholomew 1989-7-15 4996 Modoc Sweagert Flat. 1860 Comment
  UCD50981  Achnatherum occidentale L. Whitney 1935-7-23 s.n. Modoc Near Happy Camp. Comment
  UC1024992  Achnatherum occidentale subsp. occidentale Leo Whitney 1935-7-11 3456 Modoc 4 mi e Medicine Lake (Glass Mountain); Glass Mountain 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
  UCD51426  Achnatherum thurberianum L. Whitney 1935-7-2 3333 Modoc Badger Wells, 17 miles northwest of Canby. Comment
  UC465629  Aconitum Mrs. M. H. Manning 1907-1 Modoc e. side Mt. Bidwell (12 Mile Creek); n.e. Modoc Co., 12 Mile Creek Comment
  CAS-BOT-BC218314  Actaea rubra Bruce Bartholomew 1994-7-3 6843 Modoc Along Bidwell Creek near Larry Flat, E side of Warner Mountains. 1780 Comment
  CAS-BOT-BC218315  Actaea rubra Betty J. Hammerly 1941-6-20 29 Modoc Along banks of Clear Lake. S end of Warner Mts. 1767 Comment
  HSC80756  Actaea rubra G. M. Riegel 1980-8-12 1034 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC15643  Adenocaulon bicolor Bruce Bartholomew 1994-7-3 6830 Modoc 4 km E of U.S. Hwy 395 on road to Lily Lake, W side of Warner Mountains. 1610 Comment
  CAS-BOT-BC218324  Adonis aestivalis E. Hawver 1926-6-1 s.n. Modoc Near Canby. Comment
  RSA0062302  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 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC218325  Adonis aestivalis H. Rickabaugh 1971-6-25 s.n. Modoc Along Pit River, S of Canby. Comment
  UC1312933  Adonis aestivalis L. K. Mann and Pat Mann 1963-6-19 Modoc 1-2 mi sw of Canby (U.S. Highway 299); U.S. Highway 299 Comment
  CHSC23445  Agastache parvifolia K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5831 Modoc Ca 0.5 mi w of w margin of Egg Lake. 1295 Comment
  CAS-BOT-BC179879  Agastache urticifolia Robert Patterson; Mona Bourell 1993-8-15 5266 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  CAS-BOT-BC179885  Agastache urticifolia Elmer Ivan Applegate 1932-7-31 7956 Modoc Mill Creek Meadows, W slope of Warner Mountains. Comment
  SBBG18789  Agastache urticifolia C. B. Hardham 1961-6-18 7565 Modoc Davis Crk 2133 Comment
  UC748260  Agastache urticifolia Annie M. Alexander and Louise Kellogg 1946-7-3 4905 Modoc near Ft. Bidwell (s. slope Bidwell Creek Canyon); Bidwell Creek Canyon 1444 Comment
  CAS-BOT-BC179884  Agastache urticifolia Clare Butterworth Hardham 1961-6-18 7565 Modoc Dave Creek, Warner Mts. 2133 Comment
  HSC14192  Agastache urticifolia M. T. Milligan 1965-6-27 369 Modoc E slope of eroded volcanic plateau. 1677 Comment
  JEPS62949  Agastache urticifolia F. H. Frost 1925-7-13 73 Modoc summit of Cedar Canyon; Warner Mountains, summit of Cedar Canyon Comment
  POM70467  Agastache urticifolia Mrs. R. M. Austin 1898-06 2195 Modoc Foothills, Goose Lake. Comment
  UC71707  Agastache urticifolia Mrs. M. H. Manning 196 Modoc Mill Canyon; north-eastern Modoc County Comment
  CAS-BOT-BC15601  Ageratina occidentalis Bruce Bartholomew 1989-8-13 5141 Modoc Top of Manzanita Mountain. 2090 Comment
  CAS-BOT-BC15602  Ageratina occidentalis Elmer Ivan Applegate 1932-7-1 8216 Modoc Rocky summit, Bidwell Mountain. Comment
  HSC5646  Ageratina occidentalis M. T. Milligan 1966-7-7 565 Modoc Slopes and ridges east of Jess Valley 1768 Comment
  HSC42416  Ageratina occidentalis Barbara Kelly 1977-8-9 578 Modoc Trail to Clear Lake; first right hand bend from fork to Mill Creek Falls. 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-BC15324  Agoseris heterophylla John Thomas Howell 1934-6-13 12087 Modoc Lake City Comment
  HSC81031  Agoseris monticola G. M. Riegel 1979-7-23 594 Modoc South Warner Mountains 1829 Comment
  HSC5996  Agoseris monticola M. T. Milligan 1966-6-19 644 Modoc Plateau W of Jess Valley 1829 Comment
  SJSU9672  Agoseris monticola W. Savage 1979-7-9 1520 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  SJSU9681  Agoseris monticola W. Savage 1979-8-22 1577 Modoc Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  CAS-BOT-BC126781  Agoseris parviflora John Thomas Howell 1934-6-14 12115 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  UC449593  Agoseris parviflora M. F. Gilman 629 Modoc Comment
  CAS-BOT-BC242303  Agropyron cristatum James D. Jokerst 1983-7-27 1914 Modoc Near Signal Butte. 1248 Comment
  CHSC115606  Agrostis exarata Lowell Ahart; John Dittes 2015-7-16 20394 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
  HSC8787  Agrostis exarata M. T. Milligan 1966-7-26 585 Modoc N end Jess Valley 1616 Comment
  JEPS68387  Agrostis exarata L. S. Smith 1917-7-27 124 Modoc Joseph Creek Warner Mts. 1584 Comment
  HSC8798  Agrostis idahoensis M. T. Milligan 1966-7-5 561 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  CAS-BOT-BC242422  Agrostis pallens Leland S. Smith 1917-7-24 108 Modoc Joseph Creek. 1889 Comment
  UC1025019  Agrostis pallens Leo Whitney 1935-7-12 3501 Modoc dry stream bed 10 mi w Canby; Cottonwood Flat Comment
  UCD53122  Agrostis pallens Leo Whitney Date Unknown 2182 Modoc Hackamore, 15 miles norhtwest of Canby, Modoc National Forest. 1463 Comment
  UCR67443  Agrostis scabra George K. Helmkamp 1990-9-23 I- 15 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA534559  Aliciella leptomeria Bruce Bartholomew 1991-6-22 5849 Modoc E side of Surprise Valley, 9.6 km E of Eagleville at the Nevada border 1520 Comment
  CAS-BOT-BC190681  Aliciella micromeria Bruce Bartholomew 1995-5-13 6902 Modoc E of Eagleville near Eagleville Airport, S end of Surprize Valley. 1390 Comment
  CAS-BOT-BC245221  Alisma gramineum Herbert Louis Mason 1955-8-13 14653 A Modoc SW side of Goose Lake. Comment
  POM261432  Alisma gramineum Alice Eastwood, J. T. Howell 1940-6-12 8037 Modoc Likely Comment
  RSA210808  Alisma triviale Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39088 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Highway 395. 1341 Comment
  CAS-BOT-BC245006  Allium acuminatum M. M. Hanna 1956-6-4 954 Modoc Alturas-Cedarville Hwy. Comment
  CAS-BOT-BC245011  Allium acuminatum Clare Butterworth Hardham 1961-6-18 7566 Modoc E side Cedar Pass. 1524 Comment
  CAS-BOT-BC245021  Allium acuminatum John Thomas Howell 1934-6-11 11956 Modoc Parker Creek. 1584 Comment
  HSC29860  Allium acuminatum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19464 Modoc Upper Rush Creek Campground about 8 mi. N of Adin on Hwy. 299 Comment
  SEINET3883933  Allium acuminatum Margaret J. Williams 1984-6-30 84- 75 -4 Modoc 27.4 mi N of Cedar Pass road on Hwy 395.; 0 1295 Comment
  UC3051  Allium acuminatum Mrs. R. M. Austin June, 1898 2282 Modoc Goose Lake valley Comment
  SEINET12048088  Allium acuminatum Unknown 1945-1 Modoc Comment
  UCD141839  Allium amplectens L. K. Mann; M. D. Mann 1963-6-18 s.n. Modoc 4.6 miles north of Adin toward Alturas. Comment
  JEPS47629  Allium bisceptrum var. bisceptrum L. S. Smith 1843-1 Modoc Cottonwood Pass Warner Mts., Cottonwood Pass 2133 Comment
  SEINET12048095  Allium campanulatum Unknown 1945-1 s.n. Modoc grown at Pullman, WA, Cedar Pass to Cedar Peak, Warner Mts Comment
  HSC2949  Allium lemmonii M. T. Milligan 1964-6-17 43 Modoc 1 mi. N of Hwy. 139 on FS Rd. 44N15 1524 Comment
  SJSU9927  Allium lemmonii H. L. Buckalew 1961-6-24 Modoc Stough (""Stowe"") Reservoir c. 1 mi N of Cedar Pass onAlturas-Cedarville Rd Comment
  CAS-BOT-BC244968  Allium platycaule K. Paulson; Robert Paulson 1989-6-14 131 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1920 Comment
  UC593513  Allium platycaule E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1798 Modoc hill above Lake City 1515 Comment
  UC635212  Allium platycaule R. C. Wilson 1933-5-30 93 Modoc Rush Creek 1432 Comment
  UC71674  Allium platycaule Mrs. M. H. Manning 1903-4 59 Modoc near Fort Bidwell 1524 Comment
  SEINET5641928  Allium platycaule Helen K. Sharsmith 1955-6-22 4484 Modoc Warner Mountains, Modoc National Forest.; 0 1890 Comment
  RSA540078  Allium tolmiei Bruce Bartholomew, B. Anderson 1989-6-3 4894 Modoc ca. 5 km east of the SE corner of Clear Lake Reservoir. 1450 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
  CAS-BOT-BC242345  Alopecurus aequalis Isabelo T. Kelly 1930-1-1 23 Modoc Modoc County. Comment
  CAS-BOT-BC242349  Alopecurus aequalis Leland S. Smith 1918-6-22 942 Modoc Willow Creek below Ranger Station. 1676 Comment
  JEPS73947  Alopecurus aequalis Frances D. Payne 1932-7-18 698 Modoc s. & e. of Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  RSA26257  Alopecurus aequalis Alice Eastwood, J. T. Howell 1940-6-12 8088 a Modoc Jess Valley Comment
  UC1024851  Alopecurus geniculatus Leo Whitney 1935-6-9 3198 Modoc White Horse lake (Flat) near White Horse Comment
  UC1142954  Alopecurus geniculatus A. L. Hormay 1941-6-23 36 Modoc Spaulding Reservoir Modoc Nat'l Forest, Spaulding Reservoir Comment
  CAS-BOT-BC498761  Alopecurus geniculatus L. S. Smith 1924-6-21 1423 Modoc Modoc Forest Comment
  CDA18403  Alopecurus pratensis G. D. Barbe, P. Hiatt & M. Keffer 1980-6-4 2803 Modoc Modoc Plateau; Eastside Canal/ Railroad crossing on Westside Road, north of Likely. 1341 Comment
  CHSC99777  Alopecurus pratensis Lowell Ahart; John Dittes 2008-6-21 14988 Modoc On dry soil, about 10 yards north of a large culvert, on 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
  JEPS101109  Alopecurus pratensis Dean Wm. Taylor with Glenn L. Clifton 1992-5-7 12529 Modoc 0.5 mile E of Duncan Reservoir, on hillside on western rim of Black Canyon 1524 Comment
  UCR87504  Alyssum alyssoides George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CDA18404  Alyssum minus subsp. micranthum G. D. Barbe, P. Hiatt & M. Keffer 1980-6-4 2805 Modoc Modoc Plateau; Goose Lake Park, eastern shore of Goose Lake, west of New Pine Creek; end of road at lake's shore. 1426 Comment
  CDA23693  Amaranthus blitoides T. C. Fuller 1958-7-8 1952 Modoc Corporation Ranch, Likely. 0 Comment
  UC71568  Amaranthus blitoides Mrs. M. H. Manning Jul 1903 242 Modoc north-eastern near Fort Bidwell. Comment
  CHSC71843  Amaranthus californicus Vernon H. Oswald; Lowell Ahart 1998-9-8 9598 Modoc Mosquito Lake on the north side of Whitehorse Flat Reservoir ca. 20 air mi north of McArthur. 1341 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
  HSC80690  Amelanchier pallida G. M. Riegel 1976-7-3 452 Modoc S Warner Mtns. 1670 Comment
  RSA260414  Amelanchier pallida C. Leo Hitchcock 1940-5-27 6701 Modoc 15 miles NE of Alturas. 1677 Comment
  CAS-BOT-BC217081  Amelanchier utahensis C. Wolf 1931-9-5 2400 Modoc Warner Mts., on grade 3 mi. above E base, road from Lake City-Fort Bidwell Road-Davis Creek. 1676 Comment
  CAS-BOT-BC248336  Amelanchier utahensis B. Bartholomew; H. Sun 2002-6-24 8816 Modoc Ridge top just S of Manzanita Mt. and 15.3 straight line km NW of Aden 2070 Comment
  CAS-BOT-BC245113  Amphiscirpus nevadensis Herbert Louis Mason 1947-8-15 13543 Modoc Mouth of Crane Creek on Willow Ranch, E side of Goose Lake. Comment
  CAS-BOT-BC54195  Amsinckia menziesii Bruce Bartholomew; Barrett Anderson 1989-4-29 4697 Modoc E side of Surprise Valley, just W of the Nevada border and ca. 15 km E of Cedarville. 1500 Comment
  CAS-BOT-BC54199  Amsinckia menziesii Alice Eastwood; John Thomas Howell 1940-6-13 8108 Modoc Surprise Valley. Comment
  CHSC111105  Amsinckia menziesii Lowell Ahart; John Dittes 2012-7-12 18371 Modoc North edge of Ash creek, south of the gravel pit, about 1/8 mile east of the parking area on the ease 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
  CHSC117050  Amsinckia menziesii Lowell Ahart; John Dittes 2016-6-6 20942 Modoc About 20 yards west of the dirt road, about 50 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. 1271 Comment
  CAS-BOT-BC54163  Amsinckia tessellata var. tessellata John Thomas Howell 1934-6-16 12213 Modoc Parker Creek, Warner Mountains 1584 Comment
  CHSC30587  Anemone drummondii P. V. Caldwell 1972-7-13 298 Modoc On the west slope at Patterson Lake in the Warner Mtns. Comment
  CAS-BOT-BC15621  Antennaria argentea Annie Montague Alexander; L. Kellogg 1946-6-17 4785 Modoc Cedar Pass road. 1767 Comment
  RSA149136  Antennaria argentea I. L. Wiggins, Dorothy Wiggins 1961-6-15 16504 Modoc 22 mi. W of Canby, along Highway 139 Comment
  SEINET6735045 Image available Antennaria argentea M. S. Baker 1893-1 s.n. Modoc Egg Lake Comment
  UC29480  Antennaria dimorpha Mrs. R. M. Austin Apr 1 1894-Jan 1 1900 Modoc Goose Lake Valley Goose Lake Valley Comment
  CAS-BOT-BC15622  Antennaria dimorpha Mrs. H. C. Cantelow 1940-5-31 3221 Modoc 8.9 mi. E of Indian Springs. Comment
  UCD77337  Antennaria flagellaris Robert E. Preston 2000-6-1 1358 Modoc Modoc Plateau, along Hwy 139, ca. 2 mi e of Forest Service Road 44N11. 1487 Comment
  RSA323625  Antennaria luzuloides A. Tiehm 1984-6-30 8835 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1844 Comment
  RSA518794  Antennaria luzuloides Barbara Ertter 1988-6-18 7625 Modoc Hwy 139, 50 airmiles SW of Klamath Falls, a few miles N of Agric. Inspection Station, 1 mile S of jct to Lava Beds Nat'l Monument E of Tonesta. 1311 Comment
  POM261370  Antennaria luzuloides H. C. Cantelow 1940-6-2 s.n. Modoc 9.3 miles NW of Gray Canby, Lava country Comment
  POM40363  Antennaria luzuloides Mrs. R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CHSC117867  Antennaria luzuloides subsp. luzuloides L. P. Janeway 2016-5-16 11978 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  UC748162  Antennaria rosea Annie M. Alexander and Louise Kellogg 1946-6-27 4847 Modoc Highgrade (top of ridge, 2 mi by road from Dismal Swamp) Warner Mountains (north end) 2377 Comment
  CAS-BOT-BC15556  Antennaria rosea subsp. rosea Clare Butterworth Hardham 1961-6-20 7883 A Modoc Road from Mt. Bidwell to Dismal Swamp. 2438 Comment
  CHSC117244  Anthemis cotula Lowell Ahart 2016-7-16 21237 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 mile (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC117819  Aphyllon purpureum L. P. Janeway 2016-5-18 12094 Modoc Modoc Plateau. Devils Garden area; along Road 48N28 .7 road-km east of Road 7/48N08/Crowder Flat Road; 3.9 air-km east of Weed Valley. 1627 Comment
  CHSC54186  Aphyllon purpureum Vernon H. Oswald 1991-5-28 4630 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north northeast of Bieber. 1264 Comment
  HSC65292  Apocynum androsaemifolium J. P. Smith, J. O. Sawyer 1973-8-9 7261 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  JEPS49790  Apocynum androsaemifolium Frances D. Payne 1932-7-25 750 Modoc s. and e. Alturas (Parker Creek canyon); Warner Mts., Parker Creek canyon 1584 Comment
  SEINET7923499  Apocynum androsaemifolium M. J. Williams 1984-6-30 84- 76 -2 Modoc Warner Mtns., Cedar Pass Road, 1.7 mi W of Cedarville. 1509 Comment
  CAS-BOT-BC15695  Apocynum cannabinum Margaret J. Williams 1984-6-30 84- 76 -2 Modoc Cedar Pass Road, 1.7 mi. W of Cedarville. 1508 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
  HSC80753  Aquilegia formosa var. formosa G. M. Riegel 1980-8-13 1059 Modoc South Warner Mountains 2100 Comment
  CHSC30497  Arabis eschscholtziana N. E. H. Prouty 1980-5-25 166 Modoc Along stream from hot spring. Comment
  SD46546  Arabis eschscholtziana Robert J. Weatherby 1955-7-8 1624 Modoc 6 miles north of Fort Bidwell, northern Warner Mountains 1735 Comment
  HSC6522  Arabis glabra M. T. Milligan 1966-7-1 522 Modoc N end of Jess Valley. 1616 Comment
  SEINET232398  Arabis holboellii var. pendulocarpa Reed C. Rollins, Kathryn W. Rollins 1981-6-1 81194 Modoc Warner Mountains ca. 2 miles north of summit of road between Lake City and U.S. Hwy 395. Comment
  RSA271901  Arabis puberula Christopher Davidson 1975-6-4 2605 Modoc 2.2 miles east of Highway 395 on highway 299 towards Cedarville 1494 Comment
  UCR64467  Arabis puberula Christopher Davidson 1975-6-4 2605 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of hwy 395 1500 Comment
  RSA486354  Arabis puberula Bruce Bartholomew, B. Anderson 1988-5-13 4177 Modoc Juniper Flats, 10 km E of Likely on road to Jess Valley, W side of the Warner Mtns. 1450 Comment
Read comments
Feb 9 2009
  UC1504492  Arabis puberula Reed C. Rollins and Kathryn W. Rollins 1981-6-1 81192 Modoc 3.3 mi w Lake City; Warner Mountains Comment
  UC118066  Arabis pycnocarpa var. pycnocarpa Mrs. R. M. Austin Jun 1894 Modoc Willow Creek Valley Comment
Read comments
Nov 11 2011
  HSC6567  Arabis sparsiflora var. subvillosa M. T. Milligan 1966-6-19 471 Modoc Plateau W of Jess Valley 1829 Comment
  HSC81063  Arabis suffrutescens G. M. Riegel 1980-8-25 1106 Modoc S Warner Mtns. 1739 Comment
  CAS-BOT-BC95647  Arctostaphylos nevadensis A. D. Borden 1911-6-15 Modoc S slope Middle Fork Davis Creek. Comment
  CAS-BOT-BC95648  Arctostaphylos nevadensis Bruce Bartholomew 1995-7-31 7103 Modoc E side of the Warner Mts. near crest and just N of the headwaters of the S fork of Davis Creek. 2320 Comment
  CAS-BOT-BC95651  Arctostaphylos patula Bruce Bartholomew; Mona Bourell 1990-4-28 5204 Modoc 8 km from Rush Creek on road up Hunters Ridge. 1800 Comment
  CAS-BOT-BC95652  Arctostaphylos patula Louis Cutter Wheeler 1935-9-16 3987 Modoc Everly Reservoir, Devil's Garden. 1524 Comment
  RSA367388  Arctostaphylos patula Christopher Davidson 1975-6-4 2624 Modoc Ca. 9.4 mi S of Canby on rd to Manzanita lookout. 1532 Comment
  RSA520453  Arctostaphylos patula Bruce Bartholomew, B. Anderson, Bartholomew 1989-4-27 4613 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  RSA604427  Arctostaphylos patula L. C. Wheeler 1935-9-16 3987 Modoc 1 mi. S Everly Reservoir, Devil's Garden. 1524 Comment
  JEPS86269  Arenaria aculeata W. L. Jepson 1918-8-7 7886 Modoc Mt. Bidwell 2438 Comment
  UC51493  Arenaria aculeata Frances D. Payne 1932-6-26 602 Modoc s and e Alturas (High ridges north of Parker Creek); Warner Mountains, Parker Creek 1828 Comment
  POM203065  Arenaria congesta var. simulans J. T. Howell 1934-6-30 12288 Modoc Duncan Horse Camp. Comment
  UC852270  Arenaria congesta var. subcongesta C. L. Hitchcock 1940-5-28 6723 Modoc 15 mi n Alturas ((near Surprise)) 1402 Comment
  CAS-BOT-BC242412  Aristida oligantha Louis Cutter Wheeler 1935-9-6 3959 Modoc Fletcher Creek. 1524 Comment
  POM229218  Aristida oligantha L. C. Wheeler 1935-9-6 3959 Modoc Fletcher Creek at Pease Place. Devil's Garden. 1524 Comment
  JEPS35884  Arnica Leland S. Smith c. 1918 1076 Modoc Modoc National Forest Comment
  CHSC77182  Arnica chamissonis G. Schoolcraft 1996-7-22 2539 Modoc Meadow east of Yankey Jim Ranch (SE of Alturas). 91 Comment
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Feb 27 2007
  JEPS35869  Arnica chamissonis Frances D. Payne 1931-6-20 204 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC711923  Arnica chamissonis Roxana S. Ferris and Laura Lorraine 1941-8-13 10570 Modoc 1 mi e Patterson Ranger Station; Warner Mountains, Modoc National Forest Comment
  UC748078  Arnica chamissonis Annie M. Alexander and Louise Kellogg 1946-7-7 4926 Modoc meadow near, (ne corner of county) Willows; Eight Mile Creek 1752 Comment
  CAS-BOT-BC15450  Arnica chamissonis subsp. foliosa Bruce Bartholomew 1991-7-5 5944 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  POM30284  Arnica chamissonis subsp. foliosa Mrs. R. M. Austin 1895-08 s.n. Modoc Goose Lake Valley Comment
  CAS-BOT-BC15407  Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 mi. NE of Alturas. 1676 Comment
  CAS-BOT-BC15410  Arnica cordifolia Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-13 16457 Modoc Near summit of Fandango Pass. Comment
  CAS-BOT-BC15413  Arnica cordifolia Bruce Bartholomew 1990-6-15 5232 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  CHSC109457  Arnica cordifolia B. Castro; L. P. Janeway 2012-7-24 1949 Modoc Warner Mountains. Flat ridgetop near Sunshine and Moonlight Mines, along Road 48N21 ca 1 air mi SW of Dismal Swamp. 2315 Comment
  HSC2184  Arnica cordifolia C. L. Hitchcock 1940-5-27 6702 Modoc 15 miles NE of Alturas 1677 Comment
  RSA94499  Arnica cordifolia F. W. Peirson 1926-6-25 6876 Modoc small side canyon on Cedarville road 1 mile W of summit of Warner Mts. Comment
  CHSC118093  Arnica fulgens L. P. Janeway 2016-5-18 12074 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  SEINET6775047 Image available Arnica fulgens A. M. Alexander, L. Kellogg 1946-6-14 4748 Modoc 0.25 miles on branch to Silver Creek, Patterson Mill Rd. 1829 Comment
  CAS-BOT-BC15281  Arnica longifolia John Thomas Howell 1934-6-11 11972 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC15282  Arnica longifolia Leland S. Smith 1917-8-3 147 Modoc South Fork Davis Creek. 2042 Comment
  JEPS35880  Arnica longifolia Leland S. Smith 1918-8-18 1041 Modoc Eagle Peak Ridge (s end) Eagle Peak Ridge, North Emerson Lake 2682 Comment
  HSC46305  Arnica mollis J. P. Smith, J. O. Sawyer 1973-8-8 7217 Modoc Near summit of Eagle Peak 2988 Comment
  SEINET6775129 Image available Arnica mollis M. J. Williams 1984-7-1 84- 87 -6 Modoc Northwest of Alturas, Crowder Flat Rd., near Big Sage Reservoir 1372 Comment
  CAS-BOT-BC15294  Arnica nevadensis Robert Patterson; Mona Bourell 1993-8-14 5217 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  JEPS68450  Arrhenatherum elatius L. S. Smith 1919-6-2 1112 Modoc Warner Mountains, Deep Creek Ranger Station Deep Creek Ranger Station; Warner Mountains, Deep Creek Ranger Station Comment
  CHSC109449  Artemisia arbuscula B. Castro; L. P. Janeway 2012-7-24 1955 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. 2356 Comment
  RSA77971  Artemisia ludoviciana subsp. incompta Verne Grant, Alva Grant 1947-7-8 8005 Modoc Cedar Pass, Warner Mountains Comment
  SJSU9685  Artemisia ludoviciana subsp. ludoviciana W. Savage 1979-7-26 1567 Modoc Round Willows Unit, Devils Garden District, Modoc National Forest 1584 Comment
  CAS-BOT-BC15206  Artemisia tridentata subsp. tridentata Robert Patterson; Mona Bourell 1993-8-15 5245 Modoc South Warner Wilderness Area. Warner Mountains. 2743 Comment
  SEINET3397748  Artemisia tridentata subsp. vaseyana Unknown 1994-1 s.n. Modoc 10 mi. S. of Newell Comment
  CAS-BOT-BC15699  Asclepias cordifolia Bruce Bartholomew; Barrett Anderson 1988-7-21 4463 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  HSC80947  Asclepias cordifolia G. M. Riegel 1980-7-9 861 Modoc S Warner Mtns. 1670 Comment
  RSA503236  Asclepias cordifolia Bruce Bartholomew, B. Anderson 1988-7-21 4463 Modoc Vincinity of Patterson Campground, southern end of Warner Mountains. 2190 Comment
  UC748423  Asclepias fascicularis Annie M. Alexander and Louise Kellogg 1946-7-7 4922 Modoc Lake Annie Comment
  CAS-BOT-BC15663  Asclepias speciosa Bruce Bartholomew 1994-10-9 6888 Modoc 0.5 km N of Lassen County on road to Eagleville, S end of Surprise Valley. 1380 Comment
  CHSC115560  Astragalus Lowell Ahart; John Dittes 2015-7-15 20342 Modoc About 300 yards northeast of the old barn, on the north side of the overgrown road, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  UCR29779  Astragalus J. A. Harpel 1981-8-7 V- 58 Modoc Warner Mtns, South Warner Wilderness Area: on the pass above Patterson Lake along the Summit trail, 7 mi NW of Eagleville 2774 Comment
  CDA26646  Astragalus curvicarpus T. C. Fuller 1965-6-2 13592 Modoc West side of Canby-Tulelake Highway, ca. 1 mile north of the Tulelake Quarantine Station. 0 Comment
  RSA111042  Astragalus curvicarpus H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1949-6-1 6033 Modoc Foothills of Warner Mts. W of C edarville. Alt. 4900 ft. Comment
  CAS-BOT-BC177859  Astragalus curvicarpus var. curvicarpus Alice Eastwood; John Thomas Howell 1940-6-11 8024 Modoc 8 miles from Canby on road to Alturas Comment
  JEPS120893  Astragalus curvicarpus var. curvicarpus Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18761 Modoc About 300 yards E of Parking Area, E of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  NY803545  Astragalus curvicarpus var. curvicarpus P. H. Raven 1958-6-18 13335 Modoc 8.6 miles west of Alturas on United States Highway 299 Comment
  CAS-BOT-BC182065  Astragalus filipes John Thomas Howell 1934-6-12 11986 Modoc Surprise Station. Comment
  CAS-BOT-BC182069  Astragalus filipes Annie Montague Alexander; L. Kellogg 1946-6-12 4743 Modoc Fandango Pass road. Comment
  CHSC118327  Astragalus filipes L. P. Janeway 2016-5-18 12055 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; uplands along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  HSC14516  Astragalus filipes M. T. Milligan 1965-6-30 400 Modoc E of Jess Valley 1829 Comment
  JEPS126549  Astragalus filipes Lowell Ahart, John Dittes 2016-6-6 20948 Modoc About 150 yards southwest of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, northeast base of Pilot Butte, 3.8 miles (air) east of Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  JEPS90982  Astragalus filipes Dean Wm. Taylor with Robert A. Price 1988-6-4 9765 Modoc along road to Lava Beds National Monument ca. 6.6 mi w Highway 139 (and 1.3 mi s 15 deg e of East Sand Butte, (Timber Mountain 15' quadrangle)); Modoc Plateau, Tule Lake Basin 1280 Comment
  UC397283  Astragalus filipes W. P. Taylor and H. C. Bryant 1910-6-10 Modoc Alturas Warner Mountains, S Fork Pitt R, Alturas (S Fork Pitt R, Warner Mountains) 1402 Comment
  CAS-BOT-BC182071  Astragalus filipes Amos Arthur Heller 1938-6-24 15226 Modoc Roadside between Canby and Alturas. 1219 Comment
  CAS-BOT-BC182964  Astragalus filipes Margaret J. Williams 1983-7-31 83- 125 -1 Modoc Ash Valley road, 17 mi from Aden 1828 Comment
  HSC14513  Astragalus filipes R. C. Wunner 1965-6-26 282 Modoc Lava Beds N. M., .1 mi. from Blue Eyes Point by side of road. Comment
  HSC14514  Astragalus filipes R. C. Wunner 1965-6-13 164 Modoc Lava Beds National Monument, Gillems Camp near old dump. 1220 Comment
  JEPS54662  Astragalus filipes L. S. Smith 1918-1 Modoc Warner Mts. Comment
  SEINET948297  Astragalus filipes Ira L. Wiggins 1967-1 16433 Modoc South-facing slope 4 miles E of summit of Cedar Pass, between Alturas and Caderville Comment
  UC397284  Astragalus filipes M. F. Gilman 549 Modoc Comment
  POM128976  Astragalus lentiginosus var. lentiginosus Franklin P. Nutting s.n. Modoc Near Egg Lake Comment
Read comments
Sep 29 2008
  UC13402  Astragalus lentiginosus var. lentiginosus Milo S. Baker 1893-6-2 Modoc Comment
  CAS-BOT-BC182033  Astragalus purshii E. S. Willits 1940-4-27 197 Modoc Near quarantine station, Alturas. Comment
  CAS-BOT-BC182044  Astragalus purshii Gordon H. True 1964-6-3 1432 Modoc North Fork Pit River between Alturas and Goose Lake. 1463 Comment
  CAS-BOT-BC182045  Astragalus purshii Mrs. H. C. Cantelow 1940-6-2 Modoc W of Alturas on road to Bad Lands Nat. For. Comment
  RSA60235  Astragalus purshii var. tinctus E. K. Balls 1950-5-13 14662 Modoc Goose Lake, east shore about Willow Ranch. Comment
  RSA0006856  Astragalus purshii var. tinctus H. D. Ripley, R. C. Barneby 1944-6-2 6037 Modoc Pine Creek, Warner Mts. 1585 Comment
  UC190588  Astragalus purshii var. tinctus M. F. Gilman 545 Modoc dry hills 1524 Comment
  UC397286  Astragalus webberi Mrs. M. H. Manning 1907-6-15 Modoc e side Warner Range Comment
  HSC75574  Astragalus whitneyi var. confusus G. M. Riegel 1980-6-25 773 Modoc South Warner Mtn. 1829 Comment
  NY696557  Astragalus whitneyi var. confusus B. M. Bartholomew 1990-6-17 5355 Modoc 11.3 km north of Buck Creek Ranger Station, a crest of the Warner Mountains 2130 Comment
  UC585210  Astragalus whitneyi var. confusus E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1800 Modoc dry, gravelly, east facing slope of hill above Lake City; above Lake City 1524 Comment
  CAS-BOT-BC181990  Astragalus whitneyi var. lenophyllus Bruce Bartholomew; Barrett Anderson 1988-6-25 4375 Modoc SW side of Jess Valley, Warner Mts.. 1540 Comment
  CAS-BOT-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-BC182012  Astragalus whitneyi var. lenophyllus C. L. Hitchcock 1940-5-27 6693 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC17523  Athysanus pusillus B. Bartholomew 1995-5-12 6900 Modoc Near northeast side of Day Rock above Little Hot Spring Valley. 1250 Comment
  UC10230  Athysanus pusillus Mrs. R. M. Austin june, 1894 Modoc Comment
  JEPS117501  Atriplex argentea var. argentea Lowell Ahart, John Dittes 2010-8-31 17137 Modoc About 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95506  Atriplex confertifolia Bruce Bartholomew; Barrett Anderson 1989-4-29 4707 Modoc SW corner of Lower Lake, 1.8 km N of the Lassen County line, Surprise Valley. 1370 Comment
  RSA520370  Atriplex confertifolia Bruce Bartholomew, B. Anderson 1989-4-29 4707 Modoc SW corner of Lower Lake, 1.8 km N of the Lassen County line, Surprise Valley. 1370 Comment
  UC1024847  Avena fatua Leo Whitney 1935-6-9 3202 Modoc near White Horse; White Horse lake (Flat) Comment
  CHSC67159  Balsamorhiza macrolepis var. platylepis James D. Jokerst 1994-5-3 4038 Modoc Devils Garden located 4 mi E of Spalding Butte, 1.5 mi SW of Mud Lake. +- 100 ft N of milepost 42. Comment
  UC71588  Balsamorhiza sagittata Mrs. M. H. Manning 1903-5-1 113 Modoc near Fort Bidwell Comment
  CAS-BOT-BC106461  Balsamorhiza sagittata John H. Hatton 1911-6-10 15 Modoc Modoc National Forest 1767 Comment
  CAS-BOT-BC15138  Balsamorhiza serrata Isabelo T. Kelly 1930-1-1 17 Modoc unspecified Comment
  RSA60231  Balsamorhiza serrata E. K. Balls 1950-5-13 14672 Modoc West shore of Goose Lake, 0.5 mile south of Oregon-California State line. 1463 Comment
  CAS-BOT-BC499171  Balsamorhiza serrata B. Bartholomew 1991-5-24 5726 Modoc 1.3 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake 1580 Comment
  UC10248  Barbarea orthoceras Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  CDA31540  Beckmannia syzigachne T. C. Fuller 1958-7-8 1951 Modoc Likely: Corporation Ranch 0 Comment
  UCD32724  Beckmannia syzigachne Beecher Crampton 1954-7-7 2162 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UCD56808  Beckmannia syzigachne August L. Hormay 1932-7-15 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CAS-BOT-BC54177  Berberis aquifolium var. repens Bruce Bartholomew 1989-8-10 5048 Modoc 8.7 km E of Day on County Road 94. Comment
  CAS-BOT-BC54186  Berberis aquifolium var. repens Bruce Bartholomew; Barrett Anderson 1989-6-1 4773 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  OBI20535  Berberis aquifolium var. repens H. E. McMinn 1931-5-23 2445 Modoc Fandango Pass, Warner Mts. Comment
  NY526322  Betula occidentalis B. M. Bartholomew 1993-5-10 6468 Modoc Along Emerson Creek below Emerson Campground, east side of Warner Mountains 1600 Comment
  HSC67876  Bidens cernua J. P. Smith, J. O. Sawyer 1973-8-9 7271 Modoc Blue Lake, Modoc National Forest 1829 Comment
  RSA210843A  Bidens cernua R. F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-3 39027 Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  POM312323  Bidens cernua H. L. Mason, Verne Grant 1947-7-12 13431 Modoc South loop of west side road, north of Likely Comment
  CAS-BOT-BC15147  Bidens cernua var. cernua Herbert Louis Mason; Verne Grant 1947-7-12 13431 Modoc South loop of west side road, north of Likely Comment
  CAS-BOT-BC15148  Bidens cernua var. cernua Robert Folger Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39117 Modoc N Fork of Pit River 3.4 mi. N of Alturas where crossed by Hwy 395. 1341 Comment
  HSC80998  Bistorta bistortoides G. M. Riegel 1980-7-7 850 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC15081  Blepharipappus scaber David Daniels Keck; Jens Chr. Clausen 1935-6-24 3711 Modoc 3 mi. NE of Willow Ranch E of Goose Lake. 1550 Comment
  CAS-BOT-BC15082  Blepharipappus scaber David Daniels Keck; Jens Chr. Clausen 1935-6-24 3711 Modoc 3 mi. NE of Willow Ranch E of Goose Lake. 1550 Comment
  CAS-BOT-BC15085  Blepharipappus scaber C. L. Hitchcock 1940-5-27 6670 Modoc 15 mi. NE of Alturas. 1615 Comment
  CAS-BOT-BC15089  Blepharipappus scaber Alice Eastwood; John Thomas Howell 1940-6-12 8067 Modoc Between Likely and Jess Valley. Comment
  CAS-BOT-BC15115  Blepharipappus scaber Bruce Bartholomew 1990-6-15 5219 Modoc W side of Deer Spring Ridge in vicinity of Reid Draw, ca. 1 km N of the Lasson Co. border. 1540 Comment
  JEPS22628  Blepharipappus scaber F. H. Frost 1925-7-20 93 Modoc 2 mi above Cedarville (Cedar Camp); Cedar Camp Comment
  JEPS5982  Blepharipappus scaber Frances D. Payne 1932-6-24 600 Modoc s and e of Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC15119  Blepharipappus scaber Mrs. Annie F. Rodda 1932-7-1 Modoc Near Alturas. Comment
  HSC42414  Blepharipappus scaber Barbara Kelly 1977-8-9 579 Modoc Upper Rush Creek Campground N of Adin; above cow trail Comment
  POM351058  Blepharipappus scaber L. S. Rose 1940-6-14 16749 Modoc Kelly Hot Springs. 1341 Comment
  UC894098  Blepharipappus scaber Milo S. Baker 1936-6-16 8353 Modoc Hwy 395 between Alturas and Likely Alturas; Hwy. 395 Comment
  JEPS54286  Boechera Mary H. Manning 1903-1 Modoc Ft. Bidwell Comment
  CAS-BOT-BC16900  Boechera calderi M. Bourell; R. W. Patterson 1993-8-15 5262 Modoc South Warner Wilderness Area. Warner Mountains. 2743 Comment
  SJSU9626  Boechera californica W. Savage 1979-7-7 1440 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1499 Comment
  CAS-BOT-BC95730  Boechera pauciflora Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6539 Modoc Just W of West Valley Reservoir. 1460 Comment
  CAS-BOT-BC14093  Boechera pauciflora Annie M. Alexander; Louise Kellogg 1946-6-30 4880 Modoc North end of Warner Mountains. Highgrade, west side of ridge. Edge meadow. 2377 Comment
  CAS-BOT-BC25527  Boechera retrofracta Annie M. Alexander; Louise Kellogg 1946-6-27 4848 Modoc North end of Warner Mountains. Highgrade (top of ridge, two miles by road from Dismal Swamp.) 2377 Comment
  CAS-BOT-BC25528  Boechera retrofracta Annie M. Alexander; Louise Kellogg 1946-6-27 4848 Modoc North end of Warner Mountains. Highgrade (top of ridge, two miles by road from Dismal Swamp.) 2377 Comment
  CAS-BOT-BC95740  Boechera sparsiflora Elmer Ivan Applegate 1932-8-1 8003 Modoc Mill Creek Meadows region, Warner Mts. Comment
  OBI7983  Boechera sparsiflora Rhonda Riggins 1989-4-28 1656 Modoc Pencil Rd 4.1 mi N of hwy 395 E of Alturas. T43N R12E, sec 24 Comment
  UC10095  Boechera sparsiflora M. S. Baker and Frank Nutting 1894-6-5 Modoc Big Valley Mts. Comment
  RSA323624  Boisduvalia macrantha Arnold Tiehm 1984-6-30 8836 Modoc NW side of Bidwell Mt., 2.2 road miles north of 8 mile creek on the road from Lake Annie. 1845 Comment
  CHSC106188  Bolboschoenus maritimus subsp. paludosus Lowell Ahart; John Dittes 2010-8-31 17135 Modoc Edge of a pond, about 400 yards west of Elkins Lane and the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CAS-BOT-BC15094  Brickellia grandiflora Louis Cutter Wheeler 1935-8-14 3847 Modoc Lily Lake, Warner Mountains, Modoc National Forest 2072 Comment
  CAS-BOT-BC244946  Brodiaea coronaria subsp. coronaria K. Paulson; Robert Paulson 1989-7-2 156 Modoc Between McKay Flat and Howerds Gulch. 1447 Comment
  RSA70132  Brodiaea coronaria subsp. coronaria F. W. Peirson 1926-6-26 6910 Modoc Modoc National Forest NW of Canby. Comment
  POM364017  Bromus briziformis Christopher Davidson 1975-6-4 2602 Modoc 0.4 mi E of Hwy 395 on Hwy 299 toward Cedarville.Fenced pasture on S side of rd. 1380 Comment
  CAS-BOT-BC242433  Bromus carinatus var. carinatus Bruce Bartholomew 1990-8-5 5658 Modoc Summit Trail, ca. 2 km N of Patterson Ranger Station, W side of Warner Mts. 2300 Comment
  CAS-BOT-BC242444  Bromus carinatus var. carinatus Bruce Bartholomew 1990-8-5 5668 Modoc Summit Trail, ca. 3 km N of Patterson Ranger Station, W side of Warner Mts. 2440 Comment
  CAS-BOT-BC242445  Bromus carinatus var. carinatus Bruce Bartholomew; Barrett Anderson 1990-7-20 5546 Modoc N edge of Howard Flat, W side of Warner Mts. 2000 Comment
  SJSU9555  Bromus carinatus var. carinatus Wayne Savage 1979-7-3 1293 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  POM264293  Bromus commutatus A. A. Beetle 1941-6-29 2837 Modoc south slope of Mount Adin Comment
  UC70668  Bromus commutatus Mrs. M. H. Manning June 1903 417 Modoc in north-eastern Modoc County Modoc County; north-eastern Modoc County Comment
  UC1024777  Bromus diandrus Leo Whitney 1934-6-2 2247 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  CAS-BOT-BC242469  Bromus hordeaceus Leland S. Smith 1924-6-8 1393 Modoc W of Egg Lake. 1310 Comment
  CAS-BOT-BC242471  Bromus hordeaceus Leland S. Smith 1918-6-12 932 Modoc Buck Creek Ranger Station. 1706 Comment
  HSC9249  Bromus hordeaceus M. T. Milligan 1964-6-6 2 Modoc N side of Dorris Reservoir along shore 1372 Comment
  UC1024321  Bromus hordeaceus Annie M. Alexander and Louise Kellogg 1946-6-18 4792 Modoc Patterson Mill-Silver Creek Roads Patterson Mill; , Silver Creek Roads 1828 Comment
  CAS-BOT-BC242465  Bromus japonicus Leland S. Smith 1917-5-24 112 Modoc Joseph Creek. 1981 Comment
  CDA1828  Bromus japonicus T. C. Fuller 1958-7-8 1947 Modoc Corporation Ranch, Likely. 0 Comment
  UCD32726  Bromus japonicus Beecher Crampton 1954-7-7 2164 Modoc Modoc County, 2.5 miles east of Alturas, near radio station KCNO. Comment
  UC1024676  Bromus madritensis subsp. rubens Leo Whitney 1934-5-24 2172 Modoc 15 mi nw of Canby (Modoc National Forest, Hackamore); Modoc National Forest, Hackamore 1463 Comment
  UCD59057  Bromus orcuttianus A. A. Beetle 1944-8-15 3033 Modoc N of Lookout. Above Happy Camp Ranger Station. Comment
  UC1024892  Bromus racemosus Leo Whitney 1935-5-27 3122 b Modoc 2 mi n of Lookout Comment
  HSC9400  Calamagrostis canadensis var. langsdorffii M. T. Milligan 1967-7-9 671 Modoc E of Jess Valley 1768 Comment
  CAS-BOT-BC30158  Calocedrus decurrens Belknap C. Goldsmith 1910-8-1 18 Modoc Near Fandango Creek, W slope Warner Mts. 1630 Comment
  UCD139524  Calochortus longebarbatus var. longebarbatus J. D. Jokerst 1983-7-18 1856 Modoc west of and adjacent to road 5500,near Niles Flat, 0.2 mile north of the road junction at the center of the edge of section 8. 1676 Comment
  CAS-BOT-BC242138  Calochortus macrocarpus K. Paulson; Robert Paulson 1988-7-13 79 Modoc Jess Valley Rd., 3 mi. E of Likely. 1371 Comment
  CAS-BOT-BC242147  Calochortus macrocarpus Bruce Bartholomew; Barrett Anderson 1990-7-19 5392 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  RSA503043  Calochortus macrocarpus K. Paulson, R. Paulson 1988-7-13 79 Modoc Jess Valley Road, 3 miles east of Likely 1372 Comment
  SEINET3260048 Image available Calochortus macrocarpus A. A. Heller 1940-6-29 15747 Modoc On U.S. Highway #299, about 5 miles west of Alturas. Comment
  UC9030  Caltha leptosepala Mrs. C. C. Bruce July 1898 2306 Modoc Warner Mts. Comment
  JEPS127295  Calycadenia Lowell Ahart, John Dittes 2016-7-14 21153 Modoc About 1/8 mile south of Ash Creek, Ash Creek State Wildlife Area, 1 mile (air) south of County Road 87, 1.73 miles (air) southwest of Adin Big Valley. Comment
  CAS-BOT-BC197450  Calyptridium umbellatum M. M. Hanna 1956-6-3 s.n. Modoc Highway 299. Comment
  UC7767  Calyptridium umbellatum Milo S. Baker 1893-8-5 Modoc Medicine Lake 1828 Comment
  CAS-BOT-BC95582  Calystegia occidentalis subsp. occidentalis Bruce Bartholomew; Barrett Anderson 1988-7-21 4417 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC95585  Calystegia occidentalis subsp. occidentalis Bruce Bartholomew 1989-7-14 4954 Modoc ca. 6.5 km NE of Egg Lake and 0.8 km E of Survice Gulch. 1340 Comment
  HSC6382  Calystegia occidentalis subsp. occidentalis M. T. Milligan 1965-6-30 387 Modoc E of Jess Valley. 1707 Comment
  CAS-BOT-BC95581  Calystegia occidentalis subsp. occidentalis Francis Dorris Payne 1931-7-6 321 Modoc Warner Mts. Comment
  RSA520497  Calystegia polymorpha Bruce Bartholomew 1989-7-14 4954 Modoc 6.5 km NE of Egg lake and 0.8 km E of Survice Gulch 1340 Comment
  CHSC117809  Camassia quamash L. P. Janeway 2016-5-18 12064 Modoc Modoc Plateau. Devils Garden area; Island Meadow, along Road 47N08 2.1 road-km north of Road 73/181/47N09. 1606 Comment
  SEINET8471949  Camassia quamash E. K. Balls 1950-5-15 14697 Modoc 15.8 miles NW Canby, Hwy 139 by turn to Hackamore.. 1402 Comment
  CHSC112831  Camelina microcarpa Lowell Ahart; John Dittes 2013-7-25 18951 Modoc About 100 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  CHSC23599  Camelina microcarpa K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-23 5848 Modoc Round Valley area north of Aden. Comment
  JEPS118464  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
  POM312339  Camelina microcarpa Verne Grant, Irving Schneider 1947-7-20 8108 Modoc North Fork of Pit River, downstream from Alturas. Comment
  RSA165509  Camelina microcarpa Clare B. Hardham 1961-6-18 7803 Modoc Lava Flows, north fork Pitt River 3.3 miles SW of Cedar Pass turn off. Comment
  CAS-BOT-BC191134  Camissonia andina Bruce Bartholomew 1990-6-18 5378 Modoc Crowder Flat Rd, 0.3 km N of turn off to Big Sage Reservoir. 1480 Comment
  RSA75376  Camissonia andina F. W. Peirson 1926-6-25 6869 Modoc Cedarville Pass, Warner Mountains. Comment
  NY851345  Camissonia contorta B. M. Bartholomew 1995-5-13 6912 Modoc 2.7 km northeast of County Road 38 on County Road 37, east side of the south end of Surprize Valley 1410 Comment
  CAS-BOT-BC191109  Camissonia minor Harry Dwight Dillon Ripley; Rupert Charles Barneby 6006 Modoc Valley E of Cedarville. 1219 Comment
  CAS-BOT-BC191104  Camissonia pusilla Bruce Bartholomew 1995-5-13 6912 Modoc 2.7 km NE of County Road 38 on County Road 37, E side of the S end of Surprize Valley. 1410 Comment
  CAS-BOT-BC191105  Camissonia pusilla Bruce Bartholomew 1993-6-13 6642 Modoc Consolidated sand dunes just W of Leonard Hot Spring, E side of Surprise Valley. 1410 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
  NY852050  Camissonia subacaulis Mrs. C. C. Bruce 06 1898 2203 Modoc Lake City Mountain Comment
  POM204164  Camissonia subacaulis J. T. Howell 1934-6-14 12112 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  HSC16516  Camissonia tanacetifolia M. T. Milligan 1964-4-25 Modoc S end of Lower Cummings Reservoir, along base of dam Comment
  CAS-BOT-BC191079  Camissonia tanacetifolia subsp. tanacetifolia Barrett Anderson 1986-7-9 3147 Modoc Crowder Flat Rd, 3.2 km off Hwy 299. 1510 Comment
  CAS-BOT-BC191089  Camissonia tanacetifolia subsp. tanacetifolia Robert Folger Thorne; J. Henrickson; C. W. Tilforth 1969-9-4 39085 Modoc E shore of Goose Lake at Willow Ranch. 1432 Comment
  POM204166  Camissonia tanacetifolia subsp. tanacetifolia J. T. Howell 1934-6-15 12196 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  RSA41242  Camissonia tanacetifolia subsp. tanacetifolia A. M. Alexander, Louise Kellogg 1946-6-10 4710 Modoc Snake Lake Comment
  CAS-BOT-BC95105  Campanula scabrella D. Showers 1978-8-8 4219 Modoc Near Patterson Lake. 2743 Comment
  CAS-BOT-BC58466  Capsella bursa-pastoris Bruce Bartholomew; Barrett Anderson 1989-6-1 4750 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  HSC6657  Cardamine breweri M. T. Milligan 1964-7-25 177 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC81064  Cardamine breweri G. M. Riegel 1980-8-16 1037 Modoc S Warner Mtns. 2100 Comment
  RSA0116208  Cardamine breweri C. L. Hitchcock 1940-5-27 6712 Modoc 15 miles NE of Alturas. 1677 Comment
  RSA603596  Cardamine breweri L. C. Wheeler 1935-8-15 3864 Modoc Dismal Swamp, Twenty Mile Creek. 2226 Comment
  CAS-BOT-BC58434  Cardamine pensylvanica Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-14 16488 Modoc 6.4 mi. S of Lassen Creek camp ground, on road to Buck Mt., Warner Mts. Comment
  JEPS124311  Carduus nutans Lowell Ahart, John Dittes 2015-7-15 20341 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
  UCR34818  Carex J. A. Harpel 1981-8-6 V 13 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CHSC100860  Carex abrupta L. P. Janeway; B. Castro 2008-8-17 9673 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. Near moist bed of small rocky drainage channel. On moist slope on the side of the drainage. 2372 Comment
  UC1024320  Carex angustata Annie M. Alexander and Louise Kellogg 1946-6-15 4777 Modoc Deep Creek 2133 Comment
  UC1024324  Carex angustata Annie M. Alexander and Louise Kellogg 1946-6-30 4885 Modoc Dismal Swamp, n end of Warner Mountains Warner Mountains, Dismal Swamp 2255 Comment
  RSA59707  Carex aquatilis E. K. Balls 1950-5-20 14796 Modoc South Fork Public Camp, South Fork Pit River, Likely to Clear Lake. 1433 Comment
  CAS-BOT-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
  JEPS119856  Carex athrostachya Lowell Ahart, John Dittes 2012-7-11 18345 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 Country Road 87, about 7.5 miles (air) west of Adin, about 10.2 miles (air) east of Lookout, Big Valley. Comment
  UCD146975  Carex aurea Chuck Hughes 2012-9-13 346 Modoc Bear Mountain. 2005 Comment
  CAS-BOT-BC497333  Carex aurea G. Schoolcraft 1996-7-23 2547 Modoc E. of Yankee Jim Ranch, SE of Alturas 1645 Comment
  CHSC85147  Carex douglasii John Dittes; Josephine Guardino 1991-7-21 402 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC245188  Carex douglasii John H. Hatton 1911-6-12 58 Modoc Modoc County. 1463 Comment
  CAS-BOT-BC245186  Carex hoodii Bruce Bartholomew; Barrett Anderson 1988-6-24 4359 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts.. 2190 Comment
  CAS-BOT-BC242364  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC242365  Carex illota Robert J. Weatherby 1955-7-7 1603 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC31619  Carex luzulina var. luzulina Annie M. Alexander; Louise Kellogg 1946-7-19 5032 Modoc Benton Meadow, Warner Mts. 2072 Comment
  CHSC38993  Carex microptera J. D. Jokerst 1983-7-18 1844 Modoc Miller's Flat NW of the town of Aden. Comment
  UC1024326  Carex microptera Annie M. Alexander and Louise Kellogg 1946-6-30 4883 Modoc Highgrade, w side of ridge n end of Warner Mountains 2377 Comment
  CAS-BOT-BC245176  Carex multicaulis Bruce Bartholomew; Barrett Anderson 1989-4-27 4608 Modoc 2.1 km SSE of Day on road to State Highway 299. 1020 Comment
  HSC48007  Carex multicaulis D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19506 Modoc Big Valley Summit, 6 mi. W of Adin on Hwy. 299 Comment
  SEINET7568476 Image available Carex multicaulis B. Bartholomew 1992-5-17 6345 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1460 Comment
  RSA364669  Carex nebrascensis A. M. Alexander, Louise Kellogg 1946-7-7 4928 Modoc Eight Mile Creek. Comment
  CAS-BOT-BC245153  Carex praegracilis Herbert Louis Mason; Verne Grant 1947-7-12 13439 Modoc Corporation Ranch Headquarters, N of Likely. Comment
  CAS-BOT-BC118613  Carex raynoldsii Annie M. Alexander; Louise Kellogg 1946-6-30 4884 Modoc Highgrade, N end Warner Mts. Comment
  UC1024325  Carex raynoldsii Annie M. Alexander and Louise Kellogg 1946-6-30 4884 Modoc Highgrade, w side of ridge n end of Warner Mountains 2377 Comment
  CAS-BOT-BC242352  Carex rossii Alice Eastwood; John Thomas Howell 1940-6-14 8252 Modoc Between Mammoth Cave and Lava Beds Nat. Mon. Comment
  JEPS109538  Carex scopulorum var. bracteosa Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10458 Modoc Warner Mountains, northeast face Eagle Peak 2880 Comment
  CHSC109638  Carex sheldonii Lowell Ahart; John Dittes 2012-7-10 18306 Modoc Along a deep drainage, northeast of the old homestead, Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  SJSU9611  Carex simulata W. Savage 1979-7-6 1388 .5 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  SEINET3910198  Carex tracyi Louis C. Wheeler 1935-8-16 1577 Modoc Warner Mountains. Dismal Swamp.; 0 2225 Comment
  CAS-BOT-BC242392  Carex whitneyi Annie Montague Alexander; L. Kellogg 1946-7-18 5018 Modoc Benton Meadow area. 2072 Comment
  CAS-BOT-BC248973  Castilleja John Thomas Howell 1934-6-14 12116 Modoc Near Lost Lake, Warner Mts. 2438 Comment
  CAS-BOT-BC225981  Castilleja applegatei subsp. pinetorum Bruce Bartholomew; Barrett Anderson 1988-5-14 4196 Modoc 0.8 km W of Goose Lake on USFS road 47N09 to Crowder Flats. 1430 Comment
  CAS-BOT-BC229821  Castilleja applegatei subsp. pinetorum Francis Whittier Pennell 1940-6-8 25735 Modoc Route 299, 8 mi. W of Canby. 1463 Comment
  JEPS27948  Castilleja applegatei subsp. pinetorum Frances D. Payne 1931-6-11 148 Modoc Parker Creek Warner Mountains 1584 Comment
  POM44376  Castilleja applegatei subsp. pinetorum R. M. Austin 1895-07 530 Modoc Goose Lake Valley. Comment
  RSA164352  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-18 7810 Modoc Mountains south of Cedar Pass. Comment
  UC1226031  Castilleja applegatei subsp. pinetorum Arthur Cronquist and Arthur H. Holmgren 1959-7-20 8517 Modoc 11 mi ne Alturas (benchland w of Warner Mts) 1554 Comment
  CAS-BOT-BC226007  Castilleja arachnoidea Elmer Ivan Applegate 1932-8-1 8012 Modoc Crest of Warner Mountains just S of Warren Peak. Comment
  CAS-BOT-BC226010  Castilleja arachnoidea Robert Patterson; Mona Bourell 1993-8-14 5220 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CHSC109740  Castilleja arachnoidea B. Castro; L. P. Janeway 2012-7-26 1971 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2453 Comment
  HSC80806  Castilleja arachnoidea G. M. Riegel 1980-8-20 1079 Modoc South Warner Mts. 1829 Comment
  HSC80804  Castilleja arachnoidea G. M. Riegel 1980-7-9 857 Modoc South Warner Mts. 1829 Comment
  RSA185378  Castilleja arachnoidea Clare B. Hardham 1961-6-18 7811 Modoc Hills above Cedar Pass. Comment
  JEPS4549  Castilleja campestris subsp. campestris Milo S. Baker 1893-7-24 Modoc Egg Lake Comment
  CAS-BOT-BC226020  Castilleja lacera E. S. Willits 1940-5-20 276 Modoc Willow Ranch. Comment
  HSC20867  Castilleja lacera M. T. Milligan 1964-7-1 120 Modoc W end of Ballard's Reservoir, along shore. 1372 Comment
  JEPS36815  Castilleja linariifolia Charles F. Quibell 1964-7-1 Modoc 2.5 mi e Alturas (along U.S. Hwy 395) Comment
  RSA305823  Castilleja longispica James R. Shevock 1972-5-20 1806 Modoc N of Alturas, Hwy 299. 1372 Comment
  CAS-BOT-BC226048  Castilleja miniata Elmer Ivan Applegate 1932-7-31 7977 Modoc Mill Creek Meadow, western slope of Warner Mts. Comment
  UC986479  Castilleja miniata Annie M. Alexander and Louise Kellogg 1946-7-12 4978 Modoc Cowhead Lake Comment
  CAS-BOT-BC226050  Castilleja pilosa Bruce Bartholomew; Barrett Anderson 1989-6-2 4786 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  SJSU11483  Castilleja pilosa R. L. Fisher 1958-6-15 Modoc 15 mi E of Alturas 1676 Comment
  UC1561056  Castilleja pilosa Dean Wm. Taylor with Glenn L. Clifton and Rexford E. Palmer 1987-6-7 9011 Modoc se margin Egg Lake (along the stream draining into Kramer Reservoir); Upper Modoc Plateau, Kramer Reservoir 1408 Comment
  UC651917  Castilleja pilosa Hugh and Margaret Dearing 1939-6-9 3627 Modoc near Squaw Peak; Warner Mountains Comment
  UCR137165  Castilleja pilosa Christopher Davidson 1973-5-26 2125 Modoc c. 4 mi west of Canby on Hwy 299 1341 Comment
  CAS-BOT-BC226066  Castilleja pilosa Milo Samuel Baker 1893-6-12 s.n. Modoc Modoc County. Comment
  UC27238  Castilleja pilosa Milo S. Baker 1893-6-12 Modoc Comment
  CAS-BOT-BC225971  Castilleja pinetorum Roxana Stinchfield Ferris; R. Duthie 1919-6-15 149 Modoc Parker Creek, Modoc Nat. Forest Boundary. Comment
  UCSB19310  Castilleja pruinosa Haller, John 1962-6-7 Modoc Little Meadows campground, South Fork of the Pit River, 8 miles east of Likely, 1.5 miles west of the western end of Jess Valley Warner Mountains 1524 Comment
  CAS-BOT-BC497469  Castilleja psittacina Margaret J. Williams 1988-5-30 88- 23 -2 Modoc First road in to Big Sage Reservoir from Crowder Flat road, NW of Alturas 1539 Comment
  CHSC107376  Castilleja tenuis Lowell Ahart; John Dittes 2011-6-22 17559 Modoc On the east side of the road, about 100 yards north of the Pilot Butte Parking Lot, north edge of Ash Creek Floodplain, 1.1 miles (air) south of County Road 87, 7.7 miles (air) west of Aden, 10 miles (air) east of Lookout, Big Valley. 1264 Comment
  OBI10317  Ceanothus X flexilis H. E. McMinn 1941-8-27 5396 Modoc 0.5 mi from jctn of hwy 89 and hwy 299 on way to Alturas Comment
  RSA0013647  Ceanothus diversifolius Joan Stewart 2005-6-6 2482 Modoc Blue Lake, Warner Mountains. Comment
  RSA59344  Ceanothus prostratus E. K. Balls 1950-5-11 14632 Modoc 0.75 miles below E of crest of Fandango Pass (from Fort Bidwell - Lake City road to Bucks Creek Ranger Station on Hwy 395). 1860 Comment
  RSA59845  Ceanothus prostratus E. K. Balls 1950-5-15 14696 Modoc 8.5 miles NW Canby Hwy 139 to Klamath Falls. 1402 Comment
  UC190598  Ceanothus prostratus M. F. Gilman 614 Modoc Warner Mts. 2133 Comment
  CAS-BOT-BC217116  Ceanothus velutinus Betty J. Hammerly 1941-6-20 37 Modoc Along banks of Clear Lake, S end of Warner Mts. Comment
  CAS-BOT-BC217118  Ceanothus velutinus Elmer Ivan Applegate 1932-7-9 7575 Modoc N slope of Bidwell Mountain. Comment
  HSC18352  Ceanothus velutinus M. T. Milligan 1966-8-3 622 Modoc West slope of Eagle Peak. 2439 Comment
  UC449584  Ceanothus velutinus Belknap C. Goldsmith 1911-9-17 39 Modoc Fandango Creek Modoc Nat. For., w slope Warner Mountains, Fandango Creek 1615 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
  UC912667  Centaurea cyanus F. H. Frost 1925-7-24 124 Modoc Jess Valley Warner Mountains, Jess Valley Comment
  CAS-BOT-BC197534  Cercocarpus betuloides var. betuloides Bruce Bartholomew; Mona Bourell 1990-4-26 5159 Modoc 0.5 km S of Day. 1100 Comment
  UC114145  Cercocarpus betuloides var. macrourus Milo S. Baker 1893-6 Modoc Modoc Co. Comment
  RSA613685  Cercocarpus ledifolius Louis C. Wheeler 1935-9-23 4006 Modoc Pease Flat, Devil's Garden. 1524 Comment
  UCD22436  Cercocarpus ledifolius Brian Vanden Heuvel 2003-4-11 198 Modoc Warm Springs Valley. 6.3 miles west of Canby on CA 299, 1.3 miles west of Modoc National Forest boundary, on embankment on north side of road. Comment
  NY848750  Cercocarpus ledifolius var. intermontanus B. Anderson 1986-7-10 3194 Modoc Warner Mountains. West Warner road north of the North Fork of Pine Creek 1965 Comment
  CAS-BOT-BC214645  Cercocarpus ledifolius var. ledifolius A. D. Borden 1911-8-9 s.n. Modoc S. side of Shields Creek Comment
  CAS-BOT-BC197535  Cercocarpus ledifolius var. ledifolius John H. Hatton 1911-6-12 36 Modoc Modoc County. 1524 Comment
  NY418594  Cercocarpus macrourus M. S. Baker 1893-6-20 s.n. Modoc Rocky hillside. Comment
  NY418596  Cercocarpus macrourus M. S. Baker 1893-6-20 s.n. Modoc Comment
  SEINET3146201  Chaenactis douglasii L. S. Rose 1940-6-13 40546 Modoc Surprise, NE of Alturas 1372 Comment
  CAS-BOT-BC245418  Chamaesaracha nana Mrs. H. C. Cantelow 1940-6-2 4487 Modoc NW of Canby. Comment
  RSA210820  Chamaesyce serpillifolia R. F. Thorne, J. Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39082 Modoc E. shore of Goose Lake at Willow Ranch. 1433 Comment
  NY1001694  Chamaesyce serpyllifolia M. J. Williams 1985-8-13 85- 66 --2 Modoc Big Sage Reservoir. Northwest of Alturas 1524 Comment
  UC71722  Chamerion angustifolium subsp. circumvagum Mrs. M. H. Manning 1903-7 208 Modoc ne Modoc Co. Mill Canyon 1676 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
  CAS-BOT-BC95526  Chenopodium hians Alice Eastwood; John Thomas Howell 1940-6-13 8173 Modoc Near Cedarville. Comment
  CHSC106333  Chenopodium rubrum var. humile Lowell Ahart; John Dittes 2010-8-30 17049 Modoc About 10 yards west of fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  JEPS117371  Chenopodium rubrum var. humile Lowell Ahart, John Dittes 2010-8-30 17049 Modoc About 10 yards west of fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  CAS-BOT-BC95667  Chimaphila umbellata Bruce Bartholomew 1995-7-30 7044 Modoc Big Valley Mountains N of County Road 94. 1400 Comment
  UCSB4702  Chimaphila umbellata Haller, John 1960-7-4 Modoc West of Cave Lake, road between New Pine Creek and Fort Bidwell, Warner Mountains 1981 Comment
  POM260897  Chorizanthe polygonoides var. polygonoides Alice Eastwood, John T. Howell 1940-6-15 8300 Modoc 5 miles N of Lookout Comment
  CAS-BOT-BC15004  Chrysothamnus nauseosus subsp. albicaulis Bruce Bartholomew 1989-8-11 5081 Modoc Sand Creek, Surprise Valley, 5 km W of Nevada border on State Hwy 299. 1400 Comment
  RSA608438  Chrysothamnus nauseosus subsp. albicaulis L. C. Wheeler 1935-9-10 3967 Modoc 1.5 miles SSW McGinty Reservoir, Devil's Garden 1524 Comment
  SEINET10722475  Chrysothamnus nauseosus subsp. consimilis Karen M. Meyer, Andrew Townesmith 2007-9-16 Meyer 212 Modoc Modoc National Forest, going E on Hwy 299, 5.1 miles from the start of NF. Lower, Cedar Creek interpretive trail. 1622 Comment
  CAS-BOT-BC14981  Chrysothamnus parryi subsp. nevadensis Francis Dorris Payne 1935-8-25 809 Modoc Parker Creek. 1584 Comment
  SD123291  Chrysothamnus viscidiflorus subsp. lanceolatus Jack L. Reveal 1984-8-14 2843 Modoc Dry benches east of Goose Lake. 1705 Comment
  CAS-BOT-BC14982  Chrysothamnus viscidiflorus subsp. puberulus Bruce Bartholomew 1991-8-6 6093 Modoc 9 km E of Eagleville, Surprise Valley. 1450 Comment
  CAS-BOT-BC14985  Chrysothamnus viscidiflorus subsp. viscidiflorus Elmer Ivan Applegate 1936-9-22 11058 Modoc Fleeners Chimneys, Lava Beds National Monument. Comment
  CAS-BOT-BC14994  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1934-6-30 12260 Modoc Duncan Horse Camp. 1355 Comment
  POM229873  Chrysothamnus viscidiflorus subsp. viscidiflorus L. C. Wheeler 1935-8-12 3828 Modoc Cottonwood Creek, Warner Mts. 1982 Comment
  RSA301895  Chrysothamnus viscidiflorus subsp. viscidiflorus L. C. Anderson 1958-8-23 1611 Modoc Along fence rows beside highway and around Middle Lake; 1 mile east of Cedarville 1425 Comment
  RSA301896  Chrysothamnus viscidiflorus subsp. viscidiflorus L. C. Anderson 1958-8-24 1614 Modoc Cedar Pass Campgrounds in the Warren Mts., 8 miles W of Cedarville Comment
  UC71576  Chrysothamnus viscidiflorus subsp. viscidiflorus Mrs. M. H. Manning 1902-10-1 27 Modoc near Fort Bidwell (ne Modoc county) Comment
  UC69059  Chrysothamnus viscidiflorus subsp. viscidiflorus Mrs. M. H. Manning Sep 1 1902-Oct 1 1902 27 Modoc Comment
  CAS-BOT-BC21485  Cicuta douglasii John Thomas Howell 1934-6-12 12001 Modoc Davis Creek. Comment
  UC748357  Cicuta maculata var. angustifolia Annie M. Alexander and Louise Kellogg 1946-7-6 4916 Modoc East Eagleville Comment
  HSC16244  Circaea alpina subsp. pacifica M. T. Milligan 1966-7-27 589 Modoc Slopes and ridges E of Jess Valley 1707 Comment
  NY850374  Circaea alpina subsp. pacifica B. M. Bartholomew 1988-7-21 4439 Modoc Above Upper Rush Creek Campground ca. 4 km east of State Highway 299 between Adin and Canby 1580 Comment
  NY850376  Circaea alpina subsp. pacifica K. Paulson 1988-7-11 76 Modoc Cedar Pass Campground. 1676 Comment
  UC422820  Circaea alpina subsp. pacifica Franklin P. Nutting 1900-8-20 Modoc Taylor Creek near Forestdale; Taylor Creek Comment
  UC73323  Circaea alpina subsp. pacifica Milo S. Baker 1893-1 Modoc Forestdale, Taylor Creek Comment
  RSA252383  Circaea alpina subsp. pacifica Robert F. Thorne, C. W. Tilforth 1969-9-5 39175 Modoc Modoc National Forest, Warner Mts, along Fall Creek below Falls. 1738 Comment
  RSA520382  Circaea alpina subsp. pacifica Bruce Bartholomew, B. Anderson 1990-7-20 5535 Modoc Buck Creek between Del Pratt Spring and Howard Flat, W side of Warner Mtns 1990 Comment
  CHSC116066  Cirsium arvense Lowell Ahart; John Dittes 2015-7-16 20384 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
  UCR57505  Cirsium arvense R. D. Goeden, Don W. Ricker 1989-8-23 890823- 13 Modoc Modoc National Wildlife Refuge, Alturas 1341 Comment
  CDA1061  Cirsium arvense T. C. Fuller 1959-7-8 2746 -B Modoc Grainfield, 1.5 mi. South of Tulelake. 0 Comment
  CDA34394  Cirsium arvense Anonymous 1987-6-17 Modoc Jones Rd. off US 395, north of Likely. 0 Comment
  RSA128747  Cirsium arvense T. C. Fuller 1959-7-8 2746 Modoc Grainfield 1.5 miles south of Tulelake Comment
  CDA1165  Cirsium cymosum T. C. Fuller 1959-7-8 2761 Modoc Hwy 299; 8 mi. west of Alturas. 0 Comment
  JEPS15466  Cirsium cymosum var. cymosum Joseph and Hilda W. Grinnell 1938-6-14 1103 a Modoc above Goose Lake (slope of Sugar Hill); Sugar Hill 1524 Comment
  CAS-BOT-BC14926  Cirsium douglasii var. breweri Louis Cutter Wheeler 1935-9-10 3966 Modoc McGinty Reservoir, Devil's Garden 1463 Comment
  HSC81012  Cirsium occidentale var. candidissimum G. M. Riegel 1980-7-15 908 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC191074  Clarkia gracilis subsp. gracilis Bruce Bartholomew 1991-6-20 5773 Modoc Junction of county roads 87 and 90. 1220 Comment
  CAS-BOT-BC191075  Clarkia gracilis subsp. gracilis John Thomas Howell 1934-6-12 12003 Modoc Davis Creek Comment
  RSA520376  Clarkia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1989-6-1 4739 Modoc Ca. 0.5 km S of State Hwy 299 on road to Shaker Spring. 1420 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
  UC71665  Clarkia lassenensis Mrs. M. H. Manning June 1903 154 Modoc near Fort Bidwell Comment
  CAS-BOT-BC191057  Clarkia lassenensis Mrs. H. C. Cantelow 1940-6-1 4035 Modoc NW of Alturas, Hwy 395. Comment
  RSA323621  Clarkia rhomboidea Arnold Tiehm 1984-6-30 8839 Modoc NW side of Bidwell Mt., 2.8 road miles north of 8 mile creek on the road from Lake Annie. 1829 Comment
  RSA293356  Clarkia rhomboidea Reino Alava 1957-7-5 1160 Modoc Cedar Pass, Modoc National Forest. Warner Mountains Comment
  CAS-BOT-BC197448  Claytonia lanceolata Bruce Bartholomew; Barrett Anderson 1988-5-13 4161 Modoc 4 km NW of Pepperdine, gentle W facing slope near top of the Warner Mts. 1760 Comment
  SEINET188374 Image available Claytonia lanceolata C. L. Hitchcock 1940-5-27 6717 Modoc 15 miles northeast of Alturas 1980 Comment
  UC748121  Claytonia lanceolata Annie M. Alexander and Louise Kellogg 1946-6-15 4773 Modoc Deep Creek 2133 Comment
  UC7861  Claytonia lanceolata Milo S. Baker 1893-6-12 4500 A Modoc Comment
  CAS-BOT-BC197437  Claytonia perfoliata subsp. intermontana John Thomas Howell 1934-6-11 11953 Modoc Parker Creek. 1584 Comment
  JEPS43369  Claytonia perfoliata subsp. intermontana Frances D. Payne 1931-6-17 176 Modoc s and e of Alturas (Parker Creek); Warner Mountains, Parker Creek 1584 Comment
  POM161477  Claytonia rubra Franklin P. Nutting 1894-6-16 s.n. Modoc Pine woods near Forestdale Comment
  UC172251  Claytonia rubra subsp. depressa R. M. Austin 1894-5-1 28 Modoc Sugar Loaf Hill, Rocky Ponts Comment
  CAS-BOT-BC197466  Claytonia rubra subsp. rubra John Thomas Howell 1934-6-13 12078 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC197468  Claytonia rubra subsp. rubra Bruce Bartholomew; Barrett Anderson 1989-4-29 4667 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  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
  UC13644  Claytonia umbellata Milo S. Baker 1893-1 Modoc Comment
  UC35016  Cleome platycarpa Mrs. C. C. Bruce Jun 1898 2180 Modoc Likely Comment
  CAS-BOT-BC226090  Collinsia parviflora Annie Montague Alexander; L. Kellogg 1946-6-5 4664 Modoc Emerson Camp, Emerson Creek, south of Eagleville, Warner Mountains 2133 Comment
  CAS-BOT-BC229851  Collinsia parviflora Gordon H. True 1964-6-3 1441 Modoc Near Cedar Pass, Warner Mountains 1524 Comment
  HSC20611  Collinsia parviflora M. T. Milligan 1965-6-23 292 Modoc N end Jess Valley 1616 Comment
  CAS-BOT-BC229867  Collinsia parviflora E. H. Steffen 1917-5-21 7 Modoc West Valley camp. 1676 Comment
  JEPS11707  Collinsia parviflora F. W. Pennell Jun 7 1940-Jun 8 1940 25733 Modoc ne Adin (along Rush Creek); Rush Creek Comment
  JEPS3169  Collinsia parviflora N. T. Mirov 1929-5-30 Modoc Warner Mtns; pasture 1524 Comment
  CAS-BOT-BC229872  Collinsia torreyi Bruce Bartholomew 1993-6-12 6596 Modoc Above the road to Day Rock from Little Hot Spring Valley. 1260 Comment
  RSA293354  Collinsia torreyi var. wrightii Reino Alava 1957-7-6 1180 -B Modoc About 1 mile east of Benton Meadows., Davis Creek Pass Road, Modoc National Forest. Comment
  CAS-BOT-BC190740  Collomia grandiflora K. Paulson; Robert Paulson 1989-7-2 161 Modoc Cottonwood Flat. 1447 Comment
  CAS-BOT-BC190726  Collomia linearis Margaret J. Williams 1984-6-30 84- 81 -4 Modoc 9.6 mi. from Gerlach-Cedarville road on the Parker Creek road. W side of the Warner Mts., S of Cedar Pass. 1828 Comment
  CAS-BOT-BC190728  Collomia linearis C. C. (Mrs.) Bruce 1894-6-1 96 Modoc Davis Creek. Comment
  SJSU11425  Collomia linearis H. L. Buckalew 1961-6-21 Modoc Stough Reservoir 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1950 Comment
  UCSB29034  Collomia linearis Hardham, Clare 1961-6-18 Modoc Cedar Pass Camp Ground Comment
  CAS-BOT-BC190716  Collomia tinctoria Bruce Bartholomew 1994-7-2 6813 Modoc E of Bald Mtn. on E side of the Warner Mountains. 2230 Comment
  CAS-BOT-BC190718  Collomia tinctoria Betty J. Hammerly 1941-6-20 41 Modoc Clear Lake public camp. 1767 Comment
  UC1037299  Collomia tinctoria Leo Whitney 1934-5-27 1638 Modoc rocky flat near Hockamore; Modoc National Forest 1463 Comment
  CDA34733  Conium maculatum L. Ahart, John Dittes 2010-8-3 17066 Modoc About 10 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  SEINET3479097  Conyza canadensis Unknown 1991-8-28 4447 Modoc Modoc National Forest, Modoc National Forest, Kelley Spring, 3.4 miles from highway 299 at Rush Creek, on primary Forest Service Road 22 and Road 40N33 1640 Comment
  UC845200  Corallorhiza maculata Milo S. Baker 1893-7-10 Modoc Comment
  RSA537678  Cordylanthus capitatus L. R. Heckard, P. Rubtzoff 1971-8-3 2705 Modoc At summit of Old Cannon Mill Road, 3.5 miles north of Cedarville Pass, Warner Mountains. 1982 Comment
  SBBG100047  Cordylanthus capitatus L. R. Heckard, P. Rubtzoff 1971-8-3 2705 Modoc summit of Old Cannon Mill Rd, 3.5 mi N of Cedarville Pass 1981 Comment
  UC71736  Cordylanthus maritimus subsp. canescens Mrs. M. H. Manning 1903-8-26 328 Modoc n end Lake Sessions (ne Modoc Co.) Comment
  CAS-BOT-BC229882  Cordylanthus ramosus John Thomas Howell 1934-7-2 12350 Modoc Mowitz Creak, 1 mi. S of Clear Lake. Comment
  CAS-BOT-BC210266  Cornus sericea John Thomas Howell 1934-6-11 11964 Modoc Parker Creek, Warner Mts. 1584 Comment
  CAS-BOT-BC197570  Crataegus douglasii Francis Dorris Payne 1931-6-21 232 Modoc Gulch N of Parker Creek, Warner Mts. 1828 Comment
  CHSC115523  Crataegus douglasii Lowell Ahart; John Dittes 2015-7-17 20369 Modoc On the south bank of Ash Creek, Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. 1279 Comment
  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-BC14906  Crepis acuminata Amos Arthur Heller 1938-6-24 15220 Modoc unspecified Comment
  CAS-BOT-BC14924  Crepis bakeri Bruce Bartholomew 1991-6-23 5880 Modoc 2.6 km NE of Crowder Flat Road on road between Ingall Swamp and Dorris Brothers Reservoir. 1520 Comment
  UC690857  Crepis bakeri M. S. Baker and Frank Nutting 1894-6-8 Modoc Egg Lake Comment
  RSA504672  Crepis bakeri subsp. cusickii K. Paulson, R. Paulson 1988-6-11 31 Modoc N of Stough Reservoir, Warner Mountains 1707 Comment
  UC565496  Crepis intermedia F. H. Frost 1925-7-24 Modoc Clear Lake Warner Mts. Comment
  JEPS89242  Crepis modocensis Lauramay T. Dempster 1961-6-18 1696 Modoc 3.2 mi s Cedar Pass (near head of canyon s of Highway) 1752 Comment
  CAS-BOT-BC14867  Crepis occidentalis Bruce Bartholomew 1992-5-16 6338 Modoc Burned area along County Road 91, ca. 2.5 km S of turn off to Happy Camp Ranger Station. 1390 Comment
  CAS-BOT-BC14868  Crepis occidentalis Bruce Bartholomew 1992-8-9 6393 Modoc Upper region of Owl Creek drainage, below cliffs, E of Summit Trail, E side of Warner Mountains. 2470 Comment
  SBBG30620  Crepis occidentalis D. Myrick 1968-6-20 1961 Modoc E edge of Alturas 1332 Comment
  UC485360  Crepis occidentalis M. F. Gilman 625 Modoc canyons 1676 Comment
  CAS-BOT-BC14851  Crepis occidentalis subsp. pumila John Thomas Howell 1934-7-1 12333 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC14852  Crepis occidentalis subsp. pumila John Thomas Howell 1934-6-11 11916 Modoc Parker Creek, Warner Mountains 1584 Comment
  RSA504618  Crepis occidentalis subsp. pumila Bruce Bartholomew, B. Anderson 1988-6-25 4384 Modoc 5.6 km NW of State Highway 299 on County Rd. 73. 1500 Comment
  CAS-BOT-BC14870  Crepis runcinata subsp. hallii C. C. (Mrs.) Bruce 1898-8-1 2482 Modoc Goose Lake. Comment
  CAS-BOT-BC95594  Cressa truxillensis R. M. Austin 1894-8-1 s.n. Modoc Davis Creek. Comment
  CAS-BOT-BC14837  Crocidium multicaule Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6484 Modoc 2.4 km E of Crowder Flat Road on road to S end of Big Sage Reservoir. 1620 Comment
  CAS-BOT-BC14873  Crocidium multicaule E. S. Willits 1940-4-21 189 Modoc Near quarantine station, Alturas. 1371 Comment
  HSC4706  Crocidium multicaule M. G. Burgoyne 1962-4-12 1001 Modoc 15 mi. W of Cedarville on Cedar Pass Hwy. 1982 Comment
  RSA155793  Crocidium multicaule Peter H. Raven 1962-5-29 17897 Modoc State Highway 139 at south road to Lava Beds National Monument. Comment
  UC336352  Crocidium multicaule J. G. Lemmon 1879-5-1 Modoc Surprise Valley Comment
  CAS-BOT-BC14838  Crupina vulgaris Bruce Bartholomew 1990-6-15 5212 Modoc Kelly Spring, 5.5 km SSE of Hwy 299 on road from Rush Creek. 1640 Comment
  CHSC100390  Crypsis alopecuroides Lowell Ahart; John Dittes 2008-8-26 15352 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  JEPS123863  Crypsis alopecuroides Lowell Ahart, John Dittes 2015-7-16 20385 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC54129  Cryptantha affinis Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10529 Modoc Patterson Ranger Station (East Creek drainage), Warner Mountains 2164 Comment
  CAS-BOT-BC54130  Cryptantha affinis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16506 Modoc 16 mi. W of Canby, along Hwy 139. Comment
  UC24652  Cryptantha ambigua Mrs. R. M. Austin and Bruce Jun 1898 2267 Modoc Goose Lake Comment
  UC857049  Cryptantha ambigua Milo S. Baker 1936-6-14 8311 Modoc several mi n Quarantine Station (along highway Malin to Canby) Comment
  CAS-BOT-BC54143  Cryptantha echinella Herbert Louis Mason; Verne Grant 1947-7-9 13316 Modoc Cedar Pass, summit of Warner Range 1920 Comment
  CAS-BOT-BC54101  Cryptantha intermedia John Thomas Howell 1934-6-11 11983 Modoc Parker Creek, Warner Mountains 1584 Comment
  CAS-BOT-BC54102  Cryptantha intermedia Harry Dwight Dillon Ripley; Rupert Charles Barneby 1944-5-31 5989 Modoc NW of Alturas. 1371 Comment
  HSC75576  Cryptantha intermedia G. M. Riegel 1979-6-30 451 Modoc S Warner Mtns. 1739 Comment
  UC402819  Cryptantha intermedia Milo S. Baker 1890-1 Modoc Forestdale Comment
  RSA152700  Cryptantha intermedia I. L. Wiggins, Dorothy Wiggins 1961-6-12 16382 Modoc Rocky clay mesa 5 mi. east of California State Highway 299, along Cedar Pass Rd. Comment
  UC402820  Cryptantha simulans Milo S. Baker 1890-1 Modoc Forestdale Comment
  OBI48864  Cryptantha simulans Lewis S. Rose 1940-6-14 40578 Modoc 14 mi NW of Canby 1524 Comment
  CAS-BOT-BC54121  Cryptantha sobolifera Annie Montague Alexander; L. Kellogg 1946-8-8 5125 Modoc Patterson Lake Trail. Comment
  CAS-BOT-BC54122  Cryptantha torreyana John Thomas Howell 1934-6-13 12044 Modoc Fandango Pass, Warner Mountains 1828 Comment
  JEPS59989  Cryptogramma cascadensis W. L. Jepson 1918-8-13 7961 Modoc below Eagle Lake proper Eagle Peak; Warner Mts 2316 Comment
  CAS-BOT-BC30161  Cupressus bakeri C. O. Stone 1963-12-26 278 Modoc 1.5 miles S of Gassaway Reservoir. 1097 Comment
  CHSC117142  Cyperus squarrosus Lowell Ahart; John Dittes 2016-7-14 21201 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UCR168541  Cyperus squarrosus L. C. Wheeler 1935-9-3 3938 Modoc McGinty Reservoir, Devil's Garden 1463 Comment
  CAS-BOT-BC242182  Cypripedium montanum K. Paulson; Robert Paulson 1988-6-19 46 Modoc Field redacted by CAS, contact the data manager for more information 1554 Comment
  UC4451  Cypripedium montanum Milo S. Baker 1893-6-29 Modoc Comment
  UC123017  Cystopteris fragilis Mrs. R. M. Austin June 1894 170 Modoc Emigrant Springs; Lava Beds Comment
  CAS-BOT-BC245208  Damasonium californicum Peter Hamilton Raven; Otto Thomas Solbrig 1958-6-18 13325 Modoc Small lake at eastern outskirts of Lookout. Comment
  CAS-BOT-BC245211  Damasonium californicum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16520 Modoc Mesa 11 mi W of Canby on Hwy. 139. Comment
  JEPS32208  Damasonium californicum Milo S. Baker 1893-7-25 Modoc Egg Lake Comment
  JEPS68527  Danthonia intermedia Leland S. Smith 1918-1 Modoc Comment
  CAS-BOT-BC194375  Danthonia unispicata Melissa A. Berry 1957-6-29 s.n. Modoc Toward Cedar Pass, Warner Mts. 1524 Comment
  UC1024675  Danthonia unispicata Leo Whitney 1934-5-18 2173 Modoc Timbered Mountain Modoc National Forest, Devil's Garden (ne portion of county) 1524 Comment
  RSA0118615  Deinandra lobbii Lowell Ahart, John Dittes 2013-7-25 18958 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  JEPS43417  Delphinium depauperatum L. S. Smith 1917-6-2 783 Modoc Parsnip Creek, S. Warner Mts. 1524 Comment
  NY487634  Delphinium depauperatum Mrs. C. C. Bruce 2236 Modoc Lake City Canyon 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
  CAS-BOT-BC217302  Delphinium nudicaule John H. Hatton 1911-6-15 104 Modoc Near Happy Camp. 1493 Comment
  CAS-BOT-BC217281  Delphinium nuttallianum Bruce Bartholomew 1995-5-13 6906 Modoc 4.8 km W of Eagleville, E side of the S end of Surprize Valley. 1480 Comment
  CAS-BOT-BC217313  Delphinium nuttallianum Edward Kent Balls 1950-5-12 14367 Modoc Above Bucks Creek Ranger Station, E of Goose Lake. 1767 Comment
  CAS-BOT-BC217323  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-18 7569 Modoc Mountains S of Cedar Pass. North slopes. Comment
  NY487921  Delphinium nuttallianum B. M. Bartholomew 1989-6-2 4841 Modoc Vicinity of Stough Reservoir, Warner Mountains 1950 Comment
  CAS-BOT-BC242481  Deschampsia cespitosa subsp. cespitosa Bruce Bartholomew; Barrett Anderson 1990-7-19 5445 Modoc Sweagert Flat. 1860 Comment
  RSA504639  Deschampsia danthonioides Bruce Bartholomew, B. Anderson 1988-6-23 4251 Modoc 4.2 km NW of Day. 1020 Comment
  UC53603  Deschampsia elongata M. S. Baker and Frank Nutting 1894-8-25 Modoc near Forestdale Forestdale 1371 Comment
  RSA27333  Descurainia incana subsp. incisa C. L. Hitchcock 1940-5-27 6713 Modoc 15 miles NE of Alturas. 1677 Comment
  CAS-BOT-BC58614  Descurainia pinnata subsp. glabra Fred D. Douthitt 1916-5-11 23 Modoc Juniper Flats near Flournoy Swale. 1524 Comment
  JEPS120891  Descurainia sophia Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18759 Modoc About 100 yards E of Parking Area, near the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. Comment
  CAS-BOT-BC242121  Dichelostemma multiflorum Bruce Bartholomew 1994-5-14 6681 Modoc NW of Day between Oilar Ranch and Day Rock. 1190 Comment
  UCR92844  Dichelostemma multiflorum Kathy Harper, Dane Karr 1994-6-16 s.n. Modoc Calif. Hwy 139 between Lookout-Hackamore Road and US Hwy 299 1340 Comment
  CAS-BOT-BC49464  Dieteria canescens var. shastensis Leland S. Smith 1917-9-8 155 Modoc Fandango Valley, Warner Mountains 1524 Comment
  UC190626  Dieteria canescens var. shastensis M. F. Gilman 654 Modoc 1676 Comment
  CAS-BOT-BC14847  Dimeresia howellii Dean William Taylor; G. L. Clifton 1987-6-27 9081 Modoc Warner Mts., Deep Creek. 1584 Comment
  CAS-BOT-BC14848  Dimeresia howellii K. Paulson; Robert Paulson 1988-5-24 15 Modoc Granger Canyon, Warner Mts.. 1493 Comment
  CAS-BOT-BC172826  Dimeresia howellii B. Bartholomew 1991-6-22 5858 Modoc 2.9 km NE of road between Fort Bidwell and Fee Resrvoir on road to Big Mud Lake 1680 Comment
  JEPS26493  Dimeresia howellii Lauramay T. Dempster 1961-6-18 1700 Modoc 3.2 mi e Cedar Pass (canyon s of highway) 1676 Comment
  UC748193  Dimeresia howellii Annie M. Alexander and Louise Kellogg 1946-8-9 5147 Modoc Patterson Lake Trail Warner Mountains Comment
  SEINET8350431  Diplacus jepsonii B. Bartholomew 1995-6-24 7032 Modoc 0.3 km w of turn off to Dusty's Waterhole from Forest Service Road 42N23. 1320 Comment
  CAS-BOT-BC234522  Diplacus layneae K. Paulson 1978-6-24 s.n. Modoc Egg Lake. Comment
  CAS-BOT-BC234451  Diplacus nanus Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16413 Modoc Steep mountainside near summit of Cedar Pass. 1935 Comment
  SBBG22643  Diplacus nanus C. B. Hardham 1961-6-19 7841 Modoc Willow Crk 1676 Comment
  CAS-BOT-BC234491  Diplacus nanus Clare Butterworth Hardham 1961-6-19 7827 Modoc Cogswell Creek. 1524 Comment
  OBI49257  Diplacus nanus Lewis S. Rose 1940-6-15 40588 Modoc Perez 1311 Comment
  CAS-BOT-BC234438  Diplacus tricolor Bruce Bartholomew 1993-6-12 6599 Modoc Edge of White Horse Reservoir near McArther Cow Camp. 1350 Comment
  RSA534709  Dodecatheon alpinum subsp. majus Bruce Bartholomew 1991-8-5 6033 Modoc Squaw Co. Squae Peak Trail on N side of Squaw Peak, E side of Warner Mts. Seepage area. 2420 Comment
  CAS-BOT-BC218280  Dodecatheon conjugens Leo David Whitney 1935-5-19 3108 Modoc Edge of Hackamore River, near Hackamore. Comment
  POM247531  Dodecatheon conjugens Leo D. Whitney 1935-5-19 3108 Modoc Edge of Hackamore River, near Hackamore. Comment
  RSA520479  Dodecatheon conjugens Bruce Bartholomew, B. Anderson 1989-4-28 4655 Modoc 11 km N of State Highway 299 and ca. 1 km S of Raker and Thomas Reservoir. Juniper shrub savannah. 1500 Comment
  CAS-BOT-BC95109  Downingia bacigalupii K. Paulson; Robert Paulson 1989-7-2 155 Modoc Between McKay Flat and Howards Gulch. 1447 Comment
  CAS-BOT-BC95121  Downingia bacigalupii E. S. Willits 1940-7-1 344 Modoc Davis Creek. Comment
  CAS-BOT-BC95122  Downingia bacigalupii M. Vasey 1990-6-30 9039 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  UC1608315  Downingia bacigalupii J. Kierstead 1991-7-5 91 -97 Modoc 1.9 mi nw town of Day Comment
  UC28969  Downingia bacigalupii Milo S. Baker 1893-7-25 Modoc near shore of Egg Lake Comment
  CAS-BOT-BC95125  Downingia bacigalupii Leland S. Smith 1920-5-17 1146 Modoc Gravens 1402 Comment
  CAS-BOT-BC95129  Downingia bicornuta var. bicornuta Bruce Bartholomew; Barrett Anderson 1990-7-19 5413 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  CAS-BOT-BC95130  Downingia bicornuta var. bicornuta Bruce Bartholomew; Barrett Anderson 1989-6-3 4875 Modoc Boles Creek, ca. 5.5 km E of the SE corner of Clear Lake Reservoir. 1430 Comment
  CAS-BOT-BC95133  Downingia bicornuta var. bicornuta Bruce Bartholomew 1991-7-6 5986 Modoc Sand Flat on Loveness Logging Road. 1370 Comment
  SFV18022  Downingia bicornuta var. bicornuta 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
  UC1116673  Downingia bicornuta var. bicornuta Beecher Crampton 1960-6-17 5701 Modoc 13 mi w Canby; McKay Flat 1280 Comment
  UC1368462  Downingia bicornuta var. bicornuta R. K. Gierisch 1969-7-16 3547 Modoc Spaulding Reservoir 1432 Comment
  SBBG30548  Downingia elegans D. Myrick 1968-6-20 1984 Modoc Airport Rd, 7 mi N of Alturas 1524 Comment
  CHSC66295  Downingia insignis Vernon H. Oswald 1996-6-27 7902 Modoc Dorris Reservoir, Modoc National Wildlife Refuge, ca. 3 mi E of Alturas. Modoc Plateau. 1335 Comment
  CAS-BOT-BC95140  Downingia insignis Frederick H. Frost 1925-7-28 176 Modoc Between Likely and Alturas. Comment
  POM318794  Downingia insignis Patricia Wilder 1971-6-20 5069 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
  SEINET8039562  Downingia insignis M. J. Williams 1984-1 84- 66 -1 Modoc 0.2 mile E of Highway 395 at Ravendale. 1524 Comment
  UCD149945  Downingia pulcherrima Harry George 1967-6-15 s.n. Modoc Egg Lake. Comment
  HSC80852  Draba albertina G. M. Riegel 1980-8-26 1109 Modoc S Warner Mtns. 2329 Comment
  UC1258361  Draba albertina Gregg Riegel 1980-8-13 1021 Modoc above lake (Pine Creek Basin, South Warner Mt. Wilderness); Modoc Natl For., South Warner Mt. Wilderness 2255 Comment
  UC1446114  Draba albertina Gary Schoolcraft 1979-8-8 169 Modoc sw edge of Benton Meadow near center of length; sw edge of Benton Meadow nr center of length Comment
  CAS-BOT-BC58599  Draba densifolia Bruce Bartholomew 1995-9-3 7176 Modoc Vicinity of pass between North Emerson Lake and Eagle Basin, E side of Warner Mountains. 2410 Comment
  UC10484  Draba densifolia Mrs. Bruce 1898-1 Modoc Comment
  CAS-BOT-BC58591  Draba verna Bruce Bartholomew 1993-4-5 6416 Modoc S side of Pit River on County Road 84, ca. 2 km E of County Road 85. 1340 Comment
  CAS-BOT-BC58592  Draba verna Bruce Bartholomew; Mona Bourell 1990-4-28 5200 Modoc SE corner of North Alkali Lake, Surprise Valley. 1350 Comment
  RSA59718  Draba verna E. K. Balls 1950-5-18 14753 Modoc N of Upper Rush Creek Public Camp; 2.5 mi. east from Hwy. 299 1738 Comment
  CAS-BOT-BC214758  Drymocallis glandulosa Annie Montague Alexander; L. Kellogg 1946-7-23 5051 Modoc Emerson Peak, Warner Mts. Comment
  CAS-BOT-BC214760  Drymocallis glandulosa Bruce Bartholomew 1989-7-14 4935 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  UC12533  Drymocallis lactea Milo S. Baker 1893-6-28 Modoc Comment
  CAS-BOT-BC214756  Drymocallis lactea var. lactea Elmer Ivan Applegate 1932-8-1 8056 Modoc N slope of Warren Peak near summit, Warner Mts. 2743 Comment
  JEPS120526  Drymocallis lactea var. lactea L. P. Janeway, B. Castro 2012-7-24 10959 Modoc Warner Mountains. Along Forest Road / county Raod 2 (the road from new Pine Creek to Fort Bidwell) 1.4 air km east of Lily Lake and 1.8 air km southwest of Dismal Swamp. Comment
  UCR67444  Echinochloa crus-galli George K. Helmkamp 1990-9-23 I- 25 Modoc Warner Mtns, Goose Lake, within 0.1 mi of the Oregon border 1476 Comment
  RSA210824  Elatine gracilis R. F. Thorne, James Henrickson, C. W. Tilforth, K. Thorne 1969-9-4 39116 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  RSA210825  Elatine gracilis R. F. Thorne, C. W. Tilforth, K. Thorne 1969-9-4 39055 Modoc 2 mi W of Davis Creek (town), S of Goose Lake. 1433 Comment
  JEPS126538  Elatine rubella Lowell Ahart, John Dittes 2016-6-6 20955 Modoc About 100 yards east of the Parking Area, about one mile south of the intersection of County Road 87 and Access Road to Pilot Butte Parking Area, 3.8 miles (air) east Lookout, 7.5 miles (air) west of Adin, Ash Creek State Wildlife Area. Comment
  UC1101534  Elatine triandra Herbert L. Mason 1947-8-8 13472 Modoc nw Alturas (sw margin of Big Sage Reservior) Comment
  RSA577564  Eleocharis bella L. C. Wheeler 1935-8-3 3765 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC1100602  Eleocharis engelmannii var. detonsa Herbert L. Mason 1947-8-13 13525 Modoc N of Canby, NE side of F reservoir Comment
  SJSU9588  Eleocharis macrostachya W. Savage 1979-7-5 1352 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC1142956  Eleocharis macrostachya A. L. Hormay 1941-6-23 34 Modoc Spaulding Reservoir Modoc National Forest Comment
  UC698595  Eleocharis macrostachya Louis C. Wheeler 1935-9-1 3935 Modoc Pine Spring, Devils Garden 1524 Comment
  CHSC117499  Eleocharis palustris Lowell Ahart; John Dittes 2016-7-14 21202 Modoc Strand of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  RSA651586  Eleocharis palustris Marion P. Harthill 1971-6-23 368 Modoc Fort Bidwell. Comment
  CAS-BOT-BC242381  Eleocharis quinqueflora Calvin McMillan; Malcom A. Nobs 1949-6-16 796 Modoc Dry Valley Reservoir, 33 mi. NNW of Alturas. Comment
  CHSC115792  Elodea canadensis Lowell Ahart; John Dittes 2015-7-17 20398 Modoc On the south side of Ash Creek, Ash Creek State WildlifeArea, about 3/4 mile south of County Road B7, about 2.7 miles(air) west of Adin, about 9.1 miles (air) northeast of Beiber. 1279 Comment
  CHSC85154  Elodea canadensis John Dittes; Josephine Guardino 1991-7-21 407 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; in channel at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  JEPS68576  Elymus X macounii Leland S. Smith 1918-8-11 1021 a Modoc Camp One Lost Lake Trail (T38-16) 2438 Comment
  CAS-BOT-BC247719  Elymus X saundersii Bruce Bartholomew 1989-8-11 5105 Modoc Vicinity of Patterson Ranger Station, S end of Warner Mountains. 2160 Comment
  CHSC110905  Elymus caput-medusae Lowell Ahart; John Dittes 2012-7-10 18312 Modoc Ash Creek State Wildlife Area, about 3.2 miles (air) west of Adin, about 8.4 miles (air) northeast of Bieber, Big Valley. Northeast of the old homestead. 1267 Comment
  HSC9684  Elymus cinereus R. C. Wunner 1965-6-22 237 Modoc Lava Beds N. M., 1/2 mi. N of Canby Cross. 1220 Comment
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Aug 20 2013
  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
  CAS-BOT-BC247754  Elymus elymoides subsp. elymoides Leland S. Smith 1922-7-20 1298 Modoc Rush Creek Ranger Station. 1905 Comment
  CAS-BOT-BC247759  Elymus elymoides subsp. elymoides Bruce Bartholomew; Barrett Anderson 1988-7-22 4486 Modoc Vicinity of East Creak Trailhead, southern end of the Warner Mts. 2210 Comment
  JEPS70699  Elymus elymoides subsp. elymoides Leland S. Smith 1918-6-22 970 Modoc High Grade-Pine Creek Modoc <National> Forest Comment
  HSC10952  Elymus elymoides var. elymoides M. T. Milligan 1965-7-5 415 Modoc Ridges E of Jess Valley. 1829 Comment
  UCD62309  Elymus glaucus August L. Hormay 1932-7-17 Modoc Lily Lake. Comment
  JEPS73992  Elymus glaucus subsp. glaucus Frances D. Payne 1932-7-18 708 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  SD64332  Elymus ponticus D. F. Howe 1966-8-25 4299 Modoc Fandango Pass, Warners Mountains 1858 Comment
  HSC8745  Elymus spicatus M. T. Milligan 1965-6-30 383 Modoc E of Jess Valley. 1707 Comment
  SEINET10963959  Elymus trachycaulus Louis C. Wheeler 1935-8-4 Wheeler 3780 Modoc Sunny gravelly flat. Dry Lake, Pine Creek. Warner Mts. T48N R15E S35. 2103 Comment
  CAS-BOT-BC247724  Elymus trachycaulus subsp. trachycaulus Ernest Christian Twisselmann 1966-9-22 6576 Modoc Ridge at the SE end of Long Valley. 2042 Comment
  CAS-BOT-BC247725  Elymus trachycaulus subsp. trachycaulus Louis Cutter Wheeler 1935-8-4 3780 Modoc Pine Creek. 2103 Comment
  CAS-BOT-BC247729  Elymus trachycaulus subsp. trachycaulus Bruce Bartholomew 1989-8-11 5100 Modoc Vicinity of Patterson Ranger Station, S end of Warner Moutains. 2160 Comment
  HSC9740  Elymus triticoides M. T. Milligan 1965-6-26 347 Modoc N end Jess Valley. 1616 Comment
  JEPS114871  Elytrigia pontica subsp. pontica Lowell Ahart, John Dittes 2008-8-25 15307 Modoc On the west bank (flood plain) of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-notheast of Lookout 1273 Comment
  CDA2058  Elytrigia repens T. C. Fuller 1958-7-8 1940 Modoc Corporation Ranch, Likely. 0 Comment
  CAS-BOT-BC191030  Epilobium brachycarpum Bruce Bartholomew; Barrett Anderson 1990-7-21 5589 Modoc Bear Flat, W side of Warner Mts. Ranger Station, E side of Warner Mts. 1830 Comment
  CHSC106346  Epilobium brachycarpum Lowell Ahart; John Dittes 2010-8-30 17067 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC33988  Epilobium brachycarpum N. E. H. Prouty; J. D. Prouty 1980-8-1 198 Modoc Modoc Nat. Forest, Warner Mt. District. Opening south of Soup Spring's Campground. 2072 Comment
  JEPS117278  Epilobium brachycarpum Lowell Ahart, John Dittes 2010-8-30 17067 Modoc About 15 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2,300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  JEPS121198  Epilobium brachycarpum Lowell Ahart, John Dittes 2013-7-25 18961 Modoc 30 yards N of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  RSA164390  Epilobium brachycarpum Clare B. Hardham 1961-6-19 7820 Modoc Warner Mountains: Willow Creek; Davis Creek 1524 Comment
  RSA210883  Epilobium brachycarpum Robert F. Thorne, J. Henrickson, C. W. Tilforth 1969-9-4 39069 Modoc Near old margin of Goose Lake, SW shore of Goose Lake N of McGinty Point 1433 Comment
  SJSU9547  Epilobium brachycarpum W. Savage 1979-7-3 1281 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD77624  Epilobium brachycarpum Robert E. Preston 2000-5-31 1355 Modoc Modoc Plateau, along Hwy 139, ca. 2 miles E of Forest Service Road 44N11. 1493 Comment
  CHSC117502  Epilobium campestre Lowell Ahart; John Dittes 2016-7-14 21179 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
  SBBG125475  Epilobium campestre L. Ahart, J. Dittes 2012-7-11 18331 Modoc N edge of a meadow, ca. 1/8 mi E of the parking area on E side of Elkins Lane, Ash Crk State Wildlife Area, ca. 4 mi W of Adin, ca. 8 mi NE of Bieber, Big Valley 1266 Comment
  CAS-BOT-BC190993  Epilobium ciliatum subsp. ciliatum Bruce Bartholomew; Barrett Anderson 1988-7-21 4433 Modoc Vicinity of Lower Rush Creek Campground ca. 1 km E of State Highway 299 between Adin and Canby. 1430 Comment
  CHSC117497  Epilobium ciliatum subsp. ciliatum Lowell Ahart; John Dittes 2016-7-14 21178 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
  CAS-BOT-BC190986  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew; Barrett Anderson 1990-7-21 5584 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  CAS-BOT-BC190988  Epilobium ciliatum subsp. glandulosum Bruce Bartholomew; Barrett Anderson 1988-7-21 4466 Modoc Vicinity of Patterson Campground, southern end of the Warner Mts. 2190 Comment
  SEINET195712  Epilobium ciliatum subsp. glandulosum Louise Kellogg, Annie M Alexander 1946-7-17 5008 Modoc Benton Meadow Warner Mountains 2073 Comment
  CAS-BOT-BC190978  Epilobium densiflorum Bruce Bartholomew 1991-8-4 6008 Modoc Kelly Draw, Round Valley, 2 km E of Hwy 299 on County Road 86. 1310 Comment
  UCD106298  Epilobium densiflorum Herbert L. Mason 1947-8-11 13495 Modoc On Highway 81, west margin of Lower Lake, near boundary between Lassen and Modoc counties. Comment
  CAS-BOT-BC190953  Epilobium minutum Milo Samuel Baker; Franklin P. Nutting 1894-6-16 s.n. Modoc Near Forestdale. Comment
  JEPS43879  Epilobium obcordatum W. L. Jepson 1918-8-7 7877 Modoc on summit Mt. Bidwell 2507 Comment
  UC704887  Epilobium obcordatum Marion Ownbey and Fred G. Meyer 1940-7-1 2157 Modoc near summit of Cedar Peak; Warner Mts. Comment
  UC19957  Epilobium pallidum M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  UCD77623  Epilobium pallidum Robert E. Preston 2000-7-18 1399 Modoc Ca. 12 miles NW of Canby, along Highway 139, 1.6 miles E of Forest Service Road 44N11. 1490 Comment
  CAS-BOT-BC190870  Epilobium pygmaeum Bruce Bartholomew 1990-8-3 5618 Modoc Bear Flat, W side of Warner Mts. 1830 Comment
  CAS-BOT-BC190863  Epilobium torreyi Bruce Bartholomew 1994-8-20 6857 Modoc W side of Goose Lake, N of McGinty Point. 1450 Comment
  UC4491  Epipactis gigantea M. S. Baker and Frank Nutting 1894-6-30 Modoc near Lookout; Big Valley Comment
  JEPS127319  Equisetum laevigatum Lowell Ahart, John Dittes 2016-7-14 21211 -B Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. Comment
  CHSC106207  Eragrostis pectinacea var. pectinacea Lowell Ahart; John Dittes 2010-8-31 17092 Modoc On the west side of Walters Road, 4235 feet south of Modoc County Line, about 4.3 miles (air) south-southwest of Adin, about 7.0 miles (air) northeast of Bieber, Big Valley. 1276 Comment
  CAS-BOT-BC95493  Eremogone aculeata Elmer Ivan Applegate 1932-8-3 8129 Modoc Dry rocky summit of Eagle Peak, Warner Mts. Comment
  CAS-BOT-BC95441  Eremogone congesta Barrett Anderson 1986-7-10 3206 Modoc West Warner Rd. along Bear Flat. 1845 Comment
  CAS-BOT-BC95442  Eremogone congesta Bruce Bartholomew 1991-5-25 5760 Modoc N side of the Pit River, ca. 1 km W of Ostrom Point. 1320 Comment
  CAS-BOT-BC95445  Eremogone congesta Bruce Bartholomew; Barrett Anderson 1990-7-20 5458 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  CAS-BOT-BC95449  Eremogone congesta Annie Montague Alexander; L. Kellogg 1946-6-10 4708 Modoc Lava bench between Lower and Snake lakes. Comment
  CAS-BOT-BC95457  Eremogone congesta E. S. Willits 1940-6-5 323 Modoc Canby. Comment
  CAS-BOT-BC95465  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8005 Modoc 6 mi. NE of Adin on road to Canby. Comment
  CAS-BOT-BC95461  Eremogone congesta Alice Eastwood; John Thomas Howell 1940-6-11 8017 Modoc SW of Canby. Comment
  CAS-BOT-BC95462  Eremogone congesta Leland S. Smith 1917-7-17 82 Modoc Granger Mill and Upper Deep Creek. 2133 Comment
  CAS-BOT-BC95469  Eremogone congesta Mrs. H. C. Cantelow 1940-5-31 3443 Modoc 8.9 mi. E of Indian Springs. Comment
  RSA0057500  Eremogone congesta var. simulans C. L. Hitchcock 1940-5-28 6728 Modoc 15 miles north of Alturas. 1402 Comment
  CHSC118082  Eremogone congesta var. subcongesta L. P. Janeway 2016-5-18 12054 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; uplands along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  RSA602677  Eriastrum sparsiflorum L. C. Wheeler 1935-8-2 3747 Modoc Twelve Mile Creek, Warner Mts. 2287 Comment
  CAS-BOT-BC14811  Ericameria bloomeri Mrs. M. H. Manning 1905-9-15 s.n. Modoc Near Hall's Meadows. Comment
  CAS-BOT-BC14812  Ericameria bloomeri Francis Dorris Payne 1934-8-29 s.n. Modoc Parker Creek. 1584 Comment
  JEPS31338  Ericameria bloomeri L. S. Smith 1918-8-11 1025 Modoc Camp One Modoc National Forest 2468 Comment
  UC295950  Ericameria bloomeri H. M. Hall 1925-8-30 12209 Modoc 30 mi from Lakeview (mt slopes e side of Goose Lake); Goose Lake Comment
  UC485526  Ericameria bloomeri Franklin P. Nutting 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
  HSC67900  Ericameria greenei J. P. Smith, J. O. Sawyer 1973-8-8 7241 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS31348  Ericameria greenei Leland S. Smith 1918-7-1 1028 Modoc Modoc National Forest Comment
  SDSU3903  Ericameria greenei D. F. Howe 1966-8-25 4300 Modoc Fandango Pass, Warner Mts. 1859 Comment
  UC711835  Ericameria greenei Roxana S. Ferris and Laura Lorraine 1941-8-14 10618 Modoc summit Fandango Pass (on road between Fort Bidwell and Pine Creek); Modoc National Forest, Warner Mountains 1889 Comment
  CAS-BOT-BC287483  Ericameria greenei Annie M. Alexander; Louise Kellogg 1946-8-9 5132 Modoc Slope above Patterson Lake Trail, Warner Mts Comment
  HSC81050  Ericameria nauseosa var. speciosa G. M. Riegel 1979-8-23 703 Modoc South Warner Mtns. 1670 Comment
  CHSC99951  Ericameria parryi var. nevadensis Lowell Ahart; John Dittes 2008-8-25 15298 Modoc On the west side of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  CAS-BOT-BC248347  Erigeron bloomeri var. bloomeri B. Bartholomew; H. Sun 2002-6-24 8830 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  JEPS126547  Erigeron bloomeri var. bloomeri Lowell Ahart, John Dittes 2016-6-6 20952 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
  HSC27247  Erigeron chrysopsidis var. austinae J. P. Smith, J. O. Sawyer 1972-5-6 5270 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  UC748389  Erigeron compositus Annie M. Alexander and Louise Kellogg 1946-8-1 5103 Modoc crest of divide Eagle Peak 3019 Comment
  HSC81102  Erigeron coulteri G. M. Riegel 1980-8-9 1019 Modoc S Warner Mts. 2100 Comment
  CDA13448  Erigeron divergens G. F. Hrusa, T. D. Wilfred 1996-7-21 13295 Modoc Modoc Plateau; Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  UC1540167  Erigeron divergens Dean W. Taylor 1987-8-9 9278 Modoc 1371 Comment
  UC87559  Erigeron divergens Mrs. R. M. Austin 1894-1-1 Modoc Goose Lake Valley Comment
  CDA4930  Erigeron divergens T. C. Fuller 1965-6-2 13599 Modoc West side of Dorris Reservoir, 2 miles east of Alturas. 0 Comment
  JEPS5927  Erigeron divergens Frances D. Payne 1931-6-18 195 Modoc Parker Creek watershed Warner Mountains 1584 Comment
  CAS-BOT-BC42751  Erigeron eatonii var. plantagineus Bruce Bartholomew 1993-6-14 6677 Modoc Open moist flat SW of Stovepipe Flat Tank just N of road between Deer Hill and Duncan Reservoir. 1530 Comment
  CAS-BOT-BC42752  Erigeron eatonii var. plantagineus Clare Butterworth Hardham 1961-6-18 7573 Modoc Mountains S of Cedar Pass. 1981 Comment
  CAS-BOT-BC42755  Erigeron eatonii var. plantagineus Alice Eastwood; John Thomas Howell 1940-6-15 8286 Modoc About 15 mi. N of Lookout. Comment
  JEPS41810  Erigeron eatonii var. plantagineus Mrs. M. H. Manning 1907-1 Modoc 12 Mile Creek Mt. Bidwell (e side of mt., ne Modoc Co.) Comment
  RSA163737  Erigeron eatonii var. plantagineus Clare B. Hardham 1961-6-18 7573 Modoc Mtns S of Cedar Pass. 1982 Comment
  UC444441  Erigeron eatonii var. plantagineus Mrs. R. M. Austin and Mrs. Bruce July 1898 2311 Modoc Lake Shore Comment
  UC748100  Erigeron eatonii var. plantagineus Annie M. Alexander and Louise Kellogg 1946-6-26 4833 Modoc Dismal Swamp Warner Mountains (n end of mts.) 2255 Comment
  UC87676  Erigeron eatonii var. plantagineus Mrs. R. M. Austin June 1894 Modoc Lava Beds Comment
  HSC28859  Erigeron eatonii var. sonnei D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19490 Modoc At Big Valley summit about 6 mi. W of Adin on Hwy. 299 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
  CAS-BOT-BC42770  Erigeron elegantulus Bruce Bartholomew 1991-6-20 5778 Modoc 9.8 km E of junction of county roads 87 and 90. 1250 Comment
  POM203066  Erigeron filifolius J. T. Howell 1934-6-30 12283 Modoc Duncan Horse Camp. Comment
  JEPS41609  Erigeron filifolius Mrs. M. H. Manning 1903-8-27 335 Modoc Tamarack Flat Comment
  UC748399  Erigeron filifolius Annie M. Alexander and Louise Kellogg 1946-6-18 4790 Modoc lower part of road Patterson Mill Road Comment
  UC87693  Erigeron filifolius Mrs. R. M. Austin 1884-7-1 Modoc Fort Bidwell Comment
  SEINET8667350 Image available Erigeron glacialis D. A. 1988-8-13 205 Modoc Warner Mountains, near northeast shore of Patterson Lake 2749 Comment
  UC748368  Erigeron glacialis var. glacialis Annie M. Alexander and Louise Kellogg 1946-7-19 5029 Modoc Brenton Meadow Warner Mountains, Brenton Meadow 2072 Comment
  CAS-BOT-BC49616  Erigeron glacialis var. glacialis Leland S. Smith 1917-7-20 116 Modoc Cedar and Bald Mts, top of ridge 2499 Comment
  CHSC67083  Erigeron linearis James D. Jokerst 1987-5-14 2874 Modoc Radar Survey Site S of Doublehead Mtn., S of Clear Lake Reservoir, E and adjacent to SW-NE oriented fence. 1348 Comment
  JEPS41572  Erigeron linearis N. T. Mirov 1929-7-4 Modoc Lily Lake Warner Mountains, Lily Lake (about 1 mi s of Oregon-California boundary) 2438 Comment
  UC1037317  Erigeron linearis Leo Whitney 1934-5-27 1863 Modoc dry rocky flat near Hackamore; Modoc National Forest 1463 Comment
  RSA93193  Erigeron linearis J. T. Howell 1934-6-30 12252 Modoc Duncan Horse Camp. Comment
  UC190624  Erigeron linearis M. F. Gilman 607 Modoc Comment
  UC31441  Erigeron linearis Mrs. R. M. Austin and Bruce Jul 1898 2187 Modoc Comment
  CAS-BOT-BC49577  Erigeron philadelphicus Annie Montague Alexander; L. Kellogg 1946-8-10 5149 Modoc 0.5 mi. beyond Porter Reservation Road. Comment
  CAS-BOT-BC49578  Erigeron philadelphicus Annie Montague Alexander; L. Kellogg 1946-7-7 4918 Modoc Below Lake City. Comment
  CAS-BOT-BC49584  Erigeron pumilus subsp. intermedius Mrs. H. C. Cantelow 1935-6-8 863 Modoc unspecified Comment
  CAS-BOT-BC49586  Erigeron pumilus subsp. intermedius M. M. Hanna 1956-6-7 s.n. Modoc Highway 139, Canby to Tienesta. Comment
  JEPS89672  Erigeron tener Dean Wm. Taylor with Glenn L. Clifton 1989-8-5 10444 Modoc cirque headwall above South Emerson Lake (Emerson Creek drainage); Warner Mountains 2560 Comment
  CAS-BOT-BC497213  Eriogonum baileyi Gladys L. Smith; Margaret Williams; Loring Williams; Charles Smith 1983-9-13 8371 Modoc Adin Pass, Rte. 299 1574 Comment
  CAS-BOT-BC246494  Eriogonum douglasii var. meridionale Elmer I. Applegate 1932-8-1 8019 Modoc Crest of Warner Mountains just south of Warren Peak Comment
  JEPS57043  Eriogonum douglasii var. meridionale Frances D. Payne 1932-6-26 605 Modoc s and e Alturas (high ridges n of Parker Creek); Warner Mountains, Parker Creek 1828 Comment
  JEPS56998  Eriogonum elatum var. elatum Frances D. Payne 1932-7-22 738 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC197806  Eriogonum heracleoides var. heracleoides Bruce Bartholomew 1991-8-5 6047 Modoc Summit Trail between Squaw Peak and Cottenwood Lake, crest of the Warner Mts. 2470 Comment
  CAS-BOT-BC197808  Eriogonum heracleoides var. heracleoides Elmer Ivan Applegate 1932-8-1 8006 Modoc Warner Mts. S of Warren Peak. Comment
  SEINET208631  Eriogonum heracleoides var. heracleoides W. L. Jepson 1918-8-13 7965 Modoc Eagle Peak, Warner Mts. 3018 Comment
  CAS-BOT-BC197799  Eriogonum microthecum var. ambiguum Bruce Bartholomew 1992-8-9 6388 Modoc Squaw Peak Trail between Patterson Lake and Owl Creek Trail, E side of Warner Mountains. 2440 Comment
  HSC75597  Eriogonum microthecum var. ambiguum G. M. Riegel 1980-7-14 868 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC211413  Eriogonum nudum var. pubiflorum Francis Dorris Payne 1929-7-26 127 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  CHSC92254  Eriogonum nudum var. pubiflorum Richard R. Halse 2004-7-22 6671 Modoc Along U.S. Hwy. 395, ca. 6 miles north of Alturas, on roadside cut. 1341 Comment
  HSC17327  Eriogonum nudum var. pubiflorum M. T. Milligan 1964-7-20 153 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  RSA165447  Eriogonum nudum var. pubiflorum Clare B. Hardham 1961-6-18 7553 Modoc Warner Mountains: east of Cedar Pass 1829 Comment
  CAS-BOT-BC211402  Eriogonum nudum var. pubiflorum Frederick H. Frost 1925-7-13 71 Modoc Roadside S of Cedarville, Warner Mts. Comment
  UC1567366  Eriogonum ovalifolium var. nivale G. Schoolcraft 1989-7-16 1957 Modoc e Patterson Lake; Warner Mtns. 2804 Comment
  UC585246  Eriogonum ovalifolium var. ovalifolium E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1815 Modoc about 3 mi w Cedarville (Cedar Creek Canyon); Warner Mountains, Cedar Creek Canyon Comment
  CAS-BOT-BC218197  Eriogonum prociduum J. L. Reveal 1971-6-22 2462 Modoc Along U.S. Hwy 395, 3.5 mi. N of the junction with California Hwy 299, and 1.2 mi. N of Chimmny Rock Turnoff. 1402 Comment
  JEPS56563  Eriogonum prociduum Frances D. Payne 1931-6-29 280 Modoc Trail from Granger Pass to Mt. Warren; Warner Mountains 2438 Comment
  UC1735879  Eriogonum prociduum Dean W. Taylor 1987-6-27 9104 Modoc Highway 395 3.5 miles N of Northern junction with Highway 299 1371 Comment
  SBBG1626  Eriogonum sphaerocephalum H. and M. Dearing 1939-6-9 Modoc near Squaw Peak, Warner Mtns 2133 Comment
  CAS-BOT-BC211376  Eriogonum sphaerocephalum var. halimioides K. Paulson; Robert Paulson 1989-7-18 195 Modoc Vicinity of crest of Warner Mts. near Granger Summit. 2072 Comment
  CAS-BOT-BC211378  Eriogonum sphaerocephalum var. halimioides M. M. Hanna 1956-6-7 1018 Modoc Highway 139 between Cranby and Tienesta. Comment
  CAS-BOT-BC211388  Eriogonum sphaerocephalum var. halimioides Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16387 Modoc 5 mi. E of Calif. State Highway 299 along Cedar Pass Road. Comment
  CAS-BOT-BC211393  Eriogonum sphaerocephalum var. halimioides Francis Dorris Payne 1931-6-21 209 Modoc Ridge SW of Dry Creek. 1981 Comment
  CAS-BOT-BC211423  Eriogonum sphaerocephalum var. halimioides Alice Eastwood; John Thomas Howell 1940-6-11 8007 Modoc 6 miles NE of Adin on road to Canby. Comment
  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
  SJSU5895  Eriogonum sphaerocephalum var. halimioides H. L. Buckalew 1961-6-26 Modoc Deep Cr Canyon, Warner Mts 1767 Comment
  UC6459  Eriogonum sphaerocephalum var. halimioides M. S. Baker and Frank Nutting June 1894 Modoc near Egg Lake Comment
  HSC26579  Eriogonum strictum var. anserinum D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-23 19368 Modoc Along the S Fork of the Pit River, ~6 mi. E of Likely. Comment
  UC849663  Eriogonum strictum var. anserinum Lewis S. Rose 1940-6-12 40541 Modoc 6 mi ne Alturas 1341 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
  HSC43014  Eriogonum umbellatum var. dichrocephalum J. P. Smith, J. O. Sawyer 1973-8-8 7230 Modoc Near summit of Eagle Peak 2988 Comment
  UC1250317  Eriogonum umbellatum var. dichrocephalum Annie M. Alexander and Louise Kellogg 1946-7-30 5094 Modoc e slope below summit Eagle Peak; Warner Mountains, Eagle Peak Comment
  UCR34701  Eriogonum umbellatum var. dichrocephalum J. A. Harpel 1981-8-6 V 24 Modoc Warner Mtns, South Warner Wilderness Area: E end of Patterson Lake, 7 mi NW of Eagleville 2744 Comment
  CAS-BOT-BC211332  Eriogonum umbellatum var. glaberrimum J. L. Reveal; Darin Scott Reveal 1978-8-11 4823 Modoc Warner Mts., Dismal Swamp, ca. 2 mi. N of Modoc Co. Rd. 2, at NW end of Dismal Swamp S of Dismal Creek. 2225 Comment
  NY399206  Eriogonum umbellatum var. modocense R. J. Weatherby 1955-7-8 1633 Modoc Northern Juniper Woodland. 3 miles north or Fort Bidwell, Warner Mountains. 1554.5 Comment
  RSA271942  Eriogonum umbellatum var. modocense Christopher Davidson 1975-6-4 2595 Modoc 0.4 miles E of Hwy 395 on Hwy 299 toward Cedarville. 1380 Comment
  UC1395160  Eriogonum umbellatum var. modocense James L. Reveal 1971-6-22 2461 Modoc along U.S. Highway 395 at Davis Creek Davis Creek 1453 Comment
  UC71799  Eriogonum umbellatum var. modocense Mrs. M. H. Manning June 1903 155 Modoc Mt. Bidwell 1676 Comment
  CAS-BOT-BC197794  Eriogonum umbellatum var. nevadense Elmer Ivan Applegate 1932-8-1 8014 Modoc Just S of Warren Peak. Comment
  CAS-BOT-BC197795  Eriogonum umbellatum var. nevadense Louis Cutter Wheeler 1935-8-14 3843 Modoc Pine Creek, Warner Mts. 2011 Comment
  NY399278  Eriogonum umbellatum var. nevadense B. M. Bartholomew 1990-6-15 5246 Modoc Top of Manzanita Mountain in vicinity of Manzanita Lookout. 2130 Comment
  RSA0114873  Eriogonum umbellatum var. nevadense L. P. Janeway 2014-7-8 11482 Modoc Modoc Plateau. East coner 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
  CAS-BOT-BC197620  Eriogonum umbellatum var. polyanthum K. Paulson; Robert Paulson 1989-5-8 109 Modoc Howard's Gulch, along Hwy 139. 1371 Comment
  CAS-BOT-BC197777  Eriogonum umbellatum var. polyanthum Annie Montague Alexander; L. Kellogg 1946-7-30 5094 Modoc East slope below summit of Eagle Peak. Comment
  SEINET5331991  Eriogonum umbellatum var. polyanthum M. J. Williams 1984-7-1 84- 87 -6 Modoc NW of Alturas, Crowder Flat Road, near Big Sage Reservoir. 1372 Comment
  UC634521  Eriogonum vimineum F. H. Frost 1925-7-11 17 Modoc Cedar Canyon 2 mi above Cedarville; Warner Mts., Cedar Canyon Comment
  UCSB17174  Eriogonum vimineum Hardham, Clare Modoc Davis Creek, Warner Mountains 1676 Comment
  UCD101517  Eriogonum vimineum var. vimineum Johnnie L. Gentry Jr. 1968-7-4 2112 Modoc 15.2 miles northwest of Hwy. jct. Calif. 139 and Calif. 299, on Calif. 139. 1447 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-BC49591  Eriophyllum lanatum Francis Dorris Payne 1934-8-29 s.n. Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC49592  Eriophyllum lanatum Elmer Ivan Applegate 1932-8-1 8020 Modoc High summit of Warner Mts. S of Warren Peak. Comment
  CAS-BOT-BC49595  Eriophyllum lanatum E. S. Willits 1940-6-5 324 Modoc Canby. Comment
  CAS-BOT-BC49599  Eriophyllum lanatum Gordon H. True 1964-6-3 1461 Modoc North Fork Pit River between Alturas and Goose Lake. 1463 Comment
  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
  SEINET3141733  Eriophyllum lanatum var. achilleoides L. S. Rose 1940-6-13 40544 Modoc Surprise, NE of Alturas 1372 Comment
  UC71787  Eriophyllum lanatum var. achilleoides Mrs. M. H. Manning 1903-6 186 Modoc near Fort Bidwell (ne Modoc County) Comment
  SD120856  Eriophyllum lanatum var. achilleoides Dale E. Johnson, J. E. Eckenwalder 1974-6-16 131 Modoc Warner Mountains, just west of summit of Cedar Pass on Highway 299. 1920 Comment
  UC1484471  Eriophyllum lanatum var. achilleoides Dale E. Johnson with J. E. Eckenwalder 1974-6-15 130 Modoc 1.6 w of crossing of Pit River on Hwy 299 (Adin-Canby road) (sw of Canby); Hwy 299, Pit River Comment
  UC190611  Eriophyllum lanatum var. achilleoides M. F. Gilman 626 Modoc Comment
  UCD132206  Eriophyllum lanatum var. achilleoides Jack Major 1966-6-24 s.n. Modoc above Goose Lake, west side of Fandango Pass. 1645 Comment
  JEPS86329  Eriophyllum lanatum var. integrifolium Jack and Betty Guggolz 1988-6-29 962 Modoc slope to the n of Jenkins Spring Comment
  JEPS25824  Eryngium alismifolium Leland S. Smith June, 1924 1384 Modoc Egg Lake Ranch Comment
  CAS-BOT-BC184097  Eryngium mathiasiae B. Bartholomew 1989-8-10 5041 Modoc Little Hot Spring Valley, 3.9 km NW of Day 1070 Comment
  HSC81066  Erysimum perenne G. M. Riegel 1980-8-21 1095 Modoc S Warner Mtns. 1829 Comment
  CAS-BOT-BC58338  Erysimum repandum E. S. Willits 1940-5-6 221 Modoc Near Lassen Creek, Willow Ranch. Comment
  CHSC85103  Erysimum repandum John Dittes; Josephine Guardino 1991-6-1 367 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
  SEINET13768600 Image available Erythranthe guttata Francis W. Pennell 1940-1 25749 Modoc Warner Mountains, NE of Alturas, west of Cedar Pass. 1798 Comment
  CHSC117239  Erythranthe inflatula Lowell Ahart; John Dittes 2016-7-16 21249 Modoc Strand of the second pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 miles (air) south of County Road 87, 1.75 miles (air) west of Adin, Big Valley. 1273 Comment
  CAS-BOT-BC234503  Erythranthe microphylla Edward Kent Balls 1950-5-18 14752 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  CAS-BOT-BC234512  Erythranthe microphylla Bruce Bartholomew; Barrett Anderson 1989-6-3 4848 Modoc Cedar Pass, Warner Mountains. 1920 Comment
  CAS-BOT-BC234467  Erythranthe pulsiferae Leland S. Smith 1924-5-31 1362 Modoc Egg Lake Ranch. 1310 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
  CAS-BOT-BC234436  Erythranthe tilingii V. J. Wetherell 1961-8-9 483 Modoc Stowe Reservoir Campground, 1 mi. E of Cedar Pass. 1828 Comment
  CAS-BOT-BC190758  Eschscholzia californica R. M. Austin 1891-1-1 s.n. Modoc Modoc County. Comment
  CAS-BOT-BC218204  Euphorbia crenulata Elmer Ivan Applegate 1895-5-3 875 Modoc S of Dry Lake. Comment
  CAS-BOT-BC218205  Euphorbia crenulata Leland S. Smith 1924-6-21 1426 Modoc Along Lava Trail, W Lava Ranger Station. Comment
  CDA20770  Euphorbia virgata C. Pirosko 2006-6-19 PDR 1303861 Modoc Schluter Ranch; Pencil Rd, 2 miles N of Alturas off Hwy. 395. Comment
  CAS-BOT-BC15167  Eurybia integrifolia Bruce Bartholomew 1989-8-12 5112 Modoc Middle Fork of Fitzhugh Creek along West Warner Road, W side of Warner Mountains. 1920 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
  CAS-BOT-BC247714  Festuca idahoensis Alan Ackerman Beetle 1941-6-29 2833 Modoc Near summit of Mt. Adin. 1828 Comment
  CAS-BOT-BC247715  Festuca idahoensis Leland S. Smith 1924-6-6 s.n. Modoc S of Egg Lake. Comment
  SEINET220370  Festuca idahoensis Jack L. Reveal 1976-6-2 1938 Modoc Modoc National Forest ; 48 mi S of Klamath Falls near Perez 1280 Comment
  UCD66091  Festuca idahoensis A. H. Shunk 1923-7-26 Modoc Modoc and Siskiyou County: Tule Lake. Comment
  CAS-BOT-BC278912  Festuca ovina Elmer I. Applegate 1932-8-1 8028 Modoc Summit of Warner Mountains just south of Warren Peak Comment
  JEPS74011  Festuca pratensis Frances D. Payne 1932-7-18 711 Modoc s. and e. Alturas (Parker Creek); Warner Mts., Parker Creek 1584 Comment
  CAS-BOT-BC179186  Floerkea proserpinacoides B. Bartholomew 1992-5-16 6323 Modoc Lunsford Spring. 1600 Comment
  CAS-BOT-BC179188  Floerkea proserpinacoides Frank Warrington Peirson 1926-6-25 6888 Modoc Small side canyon, 1 mi. E of summit, Cedarville Rd. Comment
  CAS-BOT-BC214649  Fragaria virginiana Bruce Bartholomew 1994-5-29 6743 Modoc Slopes adjacent to Roney Flat. 1460 Comment
  CAS-BOT-BC214652  Fragaria virginiana Leland S. Smith 1920-7-13 1179 Modoc Crowder Flat. 1402 Comment
  UC114222  Fragaria virginiana subsp. platypetala Mrs. R. M. Austin Jul 1894 Modoc Willow Creek Comment
  CHSC118329  Frasera albicaulis var. modocensis L. P. Janeway 2016-5-18 12053 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; uplands along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. 1434 Comment
  NY189402  Frasera albicaulis var. modocensis B. M. Bartholomew 1989-6-3 4854 Modoc Timber Mountain, ca. 30 km N of State Hwy 299 on Crowder Flat Road. 1550 Comment
  CAS-BOT-BC191139  Fraxinus latifolia Bruce Bartholomew 1990-8-3 5594 Modoc Ash Creek Wildlife Refuge, ca. 2.5 km S of County Road 87 and 7 km W of Adin. 1250 Comment
  SD133989  Fraxinus latifolia B. Bartholomew 1991-7-6 5982 Modoc West side of Egg Lake. 1299 Comment
  CAS-BOT-BC242106  Fritillaria atropurpurea Bruce Bartholomew; Barrett Anderson 1988-6-24 4294 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-BC242111  Fritillaria atropurpurea Bruce Bartholomew 1995-6-2 6942 Modoc Lake City Canyon on road between Lake City and Benton Meadow, E side of the Warner Mountains. 1690 Comment
  CHSC26574  Fritillaria atropurpurea L. Mayer 1974-1-1 Modoc Comment
  RSA367714  Fritillaria atropurpurea George Willet 1935-6-21 s.n. Modoc Modoc County: Warren Mtns. 2439 Comment
  UC3638  Fritillaria atropurpurea Milo S. Baker 1893-6-10 Modoc Comment
  UC429286  Fritillaria atropurpurea M. F. Gilman 554 Modoc Modoc Mountains 1981 Comment
  JEPS100639  Fritillaria pudica Dean W. Taylor 1992-5-8 12558 B Modoc ca. 0.5 mi E of Moonlite Mines; Mt. Bidwell 2432 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
  CAS-BOT-BC242088  Fritillaria recurva Bruce Bartholomew 1994-5-27 6705 Modoc Bowman Spring W side of the Whitehorse Mountains near the Siskyou County line. 1400 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
  CAS-BOT-BC225044  Galium aparine Bruce Bartholomew; Barrett Anderson 1989-6-3 4864 Modoc Quaking Aspen Spring, between Goose Lake and Clear Lake Reservoir. 1500 Comment
  CAS-BOT-BC225049  Galium aparine Robert J. Weatherby 1955-7-8 1623 Modoc 6 mi. N of Ft. Bidwell. 1737 Comment
  CAS-BOT-BC225052  Galium aparine Bruce Bartholomew 1991-6-22 5835 Modoc E slope of S end of Warner Mountains, 3.4 km SW of County Road 1 on road to Patterson. 1620 Comment
  SJSU11546  Galium aparine H. L. Buckalew 1961-6-22 Modoc Stough Reservoir, 1 mi N of Cedar Pass on Alturas-Cedarville Rd 1950 Comment
  UC416663  Galium bolanderi Milo S. Baker 1893-7-8 Modoc south hillside Comment
  CAS-BOT-BC225065  Galium glabrescens subsp. glabrescens Clare Butterworth Hardham 1961-6-18 7540 Modoc 3.2 mi. E of summit of Cedar Pass. Comment
  CAS-BOT-BC225064  Galium glabrescens subsp. glabrescens Clare Butterworth Hardham 1961-6-22 7948 Modoc Juniper Canyon, 7500 north slopes, Hart Mts. Comment
  CAS-BOT-BC225071  Galium glabrescens subsp. modocense M. Vasey 1990-6-28 9008 Modoc In vicinity of pass at junction of N Emerson Lake Trail and Owl Creek Trail, on Cole Peak side of pass. 2590 Comment
  SD70497  Galium glabrescens subsp. modocense F. Ehrendorfer, G. L. Stebbins 1959-6-28 5909 Modoc Warner Mountains. Horse Mountain, near the top 2591 Comment
  UC1446111  Galium glabrescens subsp. modocense Gary Schoolcraft 1979-8-9 172 Modoc at base of large rocks w Ten Mile Creek (n of drainage to w) 1767 Comment
  UC1485928  Galium glabrescens subsp. modocense Gregg M. Riegel 1980-8-28 1117 Modoc 1/2 mi e Owl Creek Trail (near summit); Modoc Nat. Forest, S Warner Mt. Wilderness Area 2511 Comment
  UC1039506  Galium mexicanum var. asperulum F. H. Frost 1925-7-12 52 Modoc Stow's Meadow Warner Mts., Cedar Canyon Comment
  CAS-BOT-BC225081  Galium serpenticum subsp. warnerense Clare Butterworth Hardham 1961-6-20 7865 Modoc Mouth of Pine Creek Canyon. Comment
  UC1192009  Galium trifidum Herbert L. Mason and Verne Grant 1947-7-12 13434 Modoc n Likeley; Corporation Ranch Headquarters Comment
  RSA252407  Galium trifidum var. pusillum Robert F. Thorne, C. W. Tilforth 1969-9-5 39168 Modoc Modoc National Forest, Warner Mountains, Clear Lake. 1768 Comment
  RSA59641  Garrya fremontii E. K. Balls 1950-5-12 14652 Modoc Hillsides north of Bucks Creek Ranger Station, Modoc National Forest, east of Goose Lake. 1860 Comment
  UC1618179  Gayophytum decipiens Barbara Ertter 1988-6-18 7624 Modoc Hwy 139 a few mi n Agric. Inspection Station (1 mi s of s jct to Lava Beds Nat'l Monument e of Tonesta, ca 50 air mi sw of Klamath Falls) 1310 Comment
  POM204135  Gayophytum decipiens J. T. Howell 1934-6-14 12125 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CAS-BOT-BC190839  Gayophytum diffusum subsp. parviflorum Roxana Stinchfield Ferris; L. Lorraine 1941-8-13 10543 Modoc Patterson Ranger Station (East Creek drainage). 2164 Comment
  CAS-BOT-BC190843  Gayophytum diffusum subsp. parviflorum Bruce Bartholomew 1989-7-15 4988 Modoc Sweagert Flat. 1860 Comment
  NY189520  Gentiana affinis B. M. Bartholomew 1989-8-12 5106 Modoc Ca. 3.2 airline miles W of Patterson Ranger Station on road to Jess Valley. 2060 Comment
  CAS-BOT-BC180116  Gentiana calycosa R. M. Austin 1894-9-1 1894 Modoc Lassen Creek. Comment
  SEINET10635350  Geranium attenuilobum W. T. Frost 1925-7-24 Frost 113 Modoc Jess Valley, Warner Mountains. Comment
  SEINET8569986  Geranium richardsonii A. Sanger 1996-5-26 3590 Modoc Granger Canyon 1768 Comment
  CAS-BOT-BC180064  Geranium viscosissimum Alice Eastwood; John Thomas Howell 1940-6-13 8121 Modoc Near Davis Creek. Comment
  CAS-BOT-BC180071  Geranium viscosissimum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16399 Modoc Along Thoms Creek, 6.1 mi. E of Hwy 299, along Cedar Pass road. Comment
  CHSC109459  Geranium viscosissimum B. Castro; L. P. Janeway 2012-7-24 1953 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. 7740 Comment
  CAS-BOT-BC180065  Geranium viscosissimum P. Monnet 1913-7-7 935 Modoc Warner's Range. Comment
  CAS-BOT-BC180069  Geranium viscosissimum Elmer Ivan Applegate 1897-6-4 864 Modoc Summit of pass between Pit River and Madeline Plain. Comment
  SJSU9691  Geranium viscosissimum W. Savage 1979-7-24 1558 Modoc Long Meadow Unit, Devils Garden Ranger District, Modoc National Forest 1615 Comment
  RSA0029586  Geranium viscosissimum var. nervosum Verne Grant, Irving Schneider 1947-7-22 8145 Modoc North Fork of Pit River on Highway 395. About 1 mile north of junction with Cedarville Road. Comment
  CAS-BOT-BC214664  Geum triflorum Elmer Ivan Applegate 1932-8-1 8032 Modoc High summit of Warner Mts. just S of Warren Peak. Comment
  CAS-BOT-BC214665  Geum triflorum Elmer Ivan Applegate 1932-7-9 7594 Modoc N slope of Bidwell Mountain, Warner Mts. Comment
  CAS-BOT-BC214671  Geum triflorum K. Paulson; Robert Paulson 1988-6-19 52 Modoc Craig Springs. 1493 Comment
  CAS-BOT-BC214681  Geum triflorum Alice Eastwood; John Thomas Howell 1940-6-14 8217 Modoc 8 mi. NW of Canby. Comment
  CHSC70478  Geum triflorum A. Sanger 1997-5-20 2468 Modoc In uplands of first meadow along Rd. 42N21 south of Loveness Logging Rd. 1524 Comment
  UC860134  Geum triflorum Lewis S. Rose 1940-6-14 40576 Modoc 8 mi nw of Canby 1524 Comment
  UC465638  Geum triflorum M. F. Gilman 637 Modoc Comment
  CAS-BOT-BC190701  Gilia brecciarum subsp. brecciarum Leland S. Smith 1919-5-4 1085 Modoc Along Likeley road near Fitzhugh Creek. 1524 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-BC190669  Gilia sinistra subsp. sinistra Roxana Stinchfield Ferris; R. Duthie 1919-6-14 106 Modoc Near spring above Parker Creek, Warner Mts. Comment
  HSC38839  Glyceria borealis J. P. Smith, J. O. Sawyer 1973-8-9 7270 Modoc Blue Lake, Modoc National Forest. 1829 Comment
  SBBG21241  Glyceria elata B. Crampton 1954-7-8 Modoc 15 mi E of Likely, Jess Valley 1676 Comment
  UCD32732  Glyceria elata Beecher Crampton 1954-7-8 2176 Modoc Warner Mountains, 15 miles east of Likely, along road to Jess Valley. 1676 Comment
  UCSB48517  Gnaphalium Clare B. Hardham 1961-6-20 7864 Modoc collected in the Pine Creek area, of the Warner Mountains Pine Creek 1676 Comment
  CAS-BOT-BC49533  Gnaphalium palustre Leland S. Smith 1925-1-1 1506 Modoc Happy Camp near Ranger Station. 1371 Comment
  JEPS33989  Gnaphalium palustre W. L. Jepson 1918-8-12 7951 Modoc Jess Valley 1584 Comment
  UCR57501  Gnaphalium palustre R. D. Goeden, Don W. Ricker 1989-8-23 989- 29 Modoc Modoc National Forest, Clear Lake Road at Fletcher Creek. 1479 Comment
  CAS-BOT-BC49530  Gnaphalium palustre E. S. Willits 1939-10-10 163 Modoc unspecified Comment
  UC1776654  Gnaphalium palustre G. Schoolcraft 1998-8-3 2799 Modoc N of Buckhorn Road near Buckhorn res. 1828 Comment
  HSC81139  Goodyera oblongifolia G. M. Riegel 1978-9-6 190 Modoc South Warner Mountains 1670 Comment
  CAS-BOT-BC229891  Gratiola neglecta John Thomas Howell 1934-6-15 12201 Modoc Dorris Reservoir, 2 mi. E of Alturas. Comment
  JEPS121225  Gratiola neglecta Lowell Ahart, John Dittes 2013-7-24 18917 Modoc N side of Ash Creek Floodplain, 0.54 air miles SE of Pilot Butte parking area, 1.1 air miles S of County Road 87, 6.8 air miles W of Adin, Big Valley. Comment
  POM312577  Gratiola neglecta H. L. Mason, Verne Grant 1947-7-12 13393 Modoc Irrigation ditch by Jones' Lane, off Hwy 395, several miles S of Alturas. Comment
  CAS-BOT-BC49543  Grindelia hirsutula Bruce Bartholomew 1989-7-14 4941 Modoc Stone Coal Valley, 3.2 km W of State Hwy 299. 1340 Comment
  CHSC115510  Grindelia nana L. P. Janeway 2014-7-8 11457 Modoc Modoc Plateau. East corner of Dry Creek Rim; along Road 47N08 (corral Creek Road) 3.1 road-km north-northwest of Road 48 (along the west edge of Goose Lake). 1650 Comment
  UC1523803  Hackelia californica Lisa Janio 1981-7-13 55 Modoc near Bear Spring 1524 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
  CAS-BOT-BC54056  Hackelia micrantha Francis Dorris Payne 1931-6-21 225 Modoc Ridge W of Deep Creek, Warner Mountains 1981 Comment
  CHSC27588  Hackelia micrantha Robert A. Schlising 1978-7-29 3323 Modoc Warner Mountains, west slope in Pine Creek Basin. Comment
  JEPS86312  Hackelia micrantha Jack and Betty Guggolz 1988-6-28 958 Modoc groves w of Jenkins Spring Comment
  HSC3659  Hackelia micrantha M. T. Milligan 1967-7-8 668 Modoc E of Jess Valley 2134 Comment
  SEINET195636  Haplopappus acaulis Annie M. Alexander, Louise Alexander 1946-8-9 5138 Modoc Patterson Lake Trail Warner Mountains Comment
  CAS-BOT-BC49501  Helianthus annuus K. Paulson; Robert Paulson 1989-7-18 190 Modoc Parker Creek Rd. 1508 Comment
  JEPS127721  Helianthus annuus Alejandro Brambila, Michael Dolan 2016-9-5 CA 320 -176 Modoc South Likely Tablelands on road to Nelson Springs. Population to South after second gate. Comment
  CAS-BOT-BC49502  Helianthus cusickii Mrs. H. C. Cantelow 1940-5-31 3085 Modoc 3 mi. E of Canby. Comment
  UC71555  Heracleum lanatum Mrs. M. H. Manning 1903-1 195 Modoc creeks near Fort Bidwell; n.e. Modoc Co. Comment
  JEPS117302  Herniaria hirsuta subsp. hirsuta Lowell Ahart, John Dittes 2010-8-31 17110 Modoc In the parking area on the east side of Elkins Lane, northeast of the homestead, about 300 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1295 Comment
  CAS-BOT-BC180049  Hesperochiron californicus Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6492 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  JEPS1677  Hesperochiron californicus L. S. Smith c. 1918 809 Modoc Warner Mts., Jess Valley 1524 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-BC180033  Hesperochiron pumilus Mrs. H. C. Cantelow 1941-5-23 3479 Modoc Hwy 299 just E of Adin Pass Summit. 1576 Comment
  CHSC85137  Hesperochiron pumilus John Dittes; Josephine Guardino 1991-6-1 349 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
  UC1212251  Hesperolinon micranthum Herbert L. Mason 1946-7-13 13448 Modoc w end of pass near Goose Lake (on road to Ft. Bidwell); Fandango Pass Comment
  UC1100977  Heteranthera dubia Verne Grant and Irving Schneider 1947-8-28 8345 Modoc about 2 mi downstream from Canby; Pit River Comment
  UC76659  Heterocodon rariflorum Milo S. Baker 1894-9-1 Modoc Forestdale Comment
  SEINET10460667  Heterocodon rariflorum Baker Baker s.n. Modoc Forestdale. Comment
  UC54112  Heterotheca villosa var. minor H. M. Hall and E. B. Babcock 1903-6-21 4237 Modoc Lava Beds Sierra Nevada Mountains (sw Modoc County) 1219 Comment
  CHSC113994  Heuchera cylindrica L. P. Janeway 2014-7-7 11451 Modoc Warner Mountains. North-facing slope along Road 46N25 along Mill Creek, 1.0 km from Bidwell Creek; 5.2 air-km northwest of Fort Bidwell. 1554 Comment
  SEINET9733841  Heuchera cylindrica var. alpina Arthur Cronquist, Holmgren, Arthur H. 1959-6-19 8503 Modoc above Mill Creek, a little above Clear Lake; Warner Mts., 15 miles east of Likely 1981 Comment
  UC1249272  Heuchera cylindrica var. alpina Arthur Cronquist, Arthur H. Holmgren 1959-6-19 8503 Modoc 15 mi e Likely (a little above Clear Lake, on n slope above Mill Creek, Warner Mts.); Warner Mts., above Clear Lake, n slope above Mill Creek 1981 Comment
  NY783477  Heuchera rubescens A. J. Cronquist 1959-6-19 8504 Modoc Atop ridge south of Mill Creek, a little above Clear Lake; Warner Mountains 1981.2 Comment
  JEPS36580  Hieracium nudicaule L. S. Smith 1924-6-22 1428 Modoc Lava Beds Modoc Forest, Lava Beds 1310 Comment
  UC32785  Hieracium nudicaule Milo S. Baker 1893-7-3 Modoc Comment
  CAS-BOT-BC49480  Hieracium scouleri Leland S. Smith 1917-7-18 76 Modoc Soldier Creek, Modoc N.F. 1950 Comment
  CAS-BOT-BC49521  Hieracium scouleri Annie Montague Alexander; L. Kellogg 1946-7-7 4935 Modoc Eight Mile Creek, NE corner of county 1752 Comment
  CAS-BOT-BC49522  Hieracium scouleri Leland S. Smith 1918-7-11 983 Modoc Mill Creek-Sec 22 2133 Comment
  CAS-BOT-BC49525  Hieracium scouleri Bruce Bartholomew; Barrett Anderson 1990-7-19 5418 Modoc Top of Hunters Ridge S of Rush Creek. 1960 Comment
  CAS-BOT-BC180052  Hippuris vulgaris Bruce Bartholomew 1995-7-30 7070 Modoc Drainage from Taylor Reservoir just E of junction of County roads 93 and 94. 1260 Comment
  CAS-BOT-BC214692  Holodiscus microphyllus var. glabrescens Francis Dorris Payne 1929-7-26 109 Modoc Pine Creek Basin. 2133 Comment
  POM299539  Holodiscus microphyllus var. glabrescens Marion Ownbey, Fred G. Meyer 1940-7-1 2155 Modoc Cedar Peak, Warner Mountains. Comment
  RSA67242  Holodiscus microphyllus var. glabrescens Philip A. Munz 1951-9-14 16978 Modoc S fork of Pit River, 7.8 miles E of Likely. 1540 Comment
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Jun 20 2012
  HSC10159  Hordeum brachyantherum M. T. Milligan 1964-7-25 173 Modoc Pine Creek Basin, along trail. 2439 Comment
  HSC80843  Hordeum brachyantherum G. M. Riegel 1979-8-13 660 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC247690  Hordeum brachyantherum subsp. brachyantherum Bruce Bartholomew; Barrett Anderson 1990-7-19 5404 Modoc Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1230 Comment
  HSC80844  Hordeum brachyantherum subsp. californicum G. M. Riegel 1980-8-5 987 Modoc S Warner Mtns. 2100 Comment
  HSC65542  Hordeum jubatum Thomas Wood 1979-8-8 207 Modoc 1 mi. S of Ft. Bidwell, along Hwy. 1, corner house where road turns W 1372 Comment
  SBBG115845  Hordeum jubatum B. Crampton 1954-7-7 2160 Modoc 2.5 mi E of Alturas, near radio stn 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
  UCD85760  Hordeum jubatum Herbert L. Mason 1947-8-9 13478 Modoc E side of Fairchild Swamp, N of Alturas. Comment
  UC1024867  Hordeum murinum subsp. leporinum Leo Whitney 1935-5-30 3159 Modoc White Horse Comment
  UC545669  Horkelia fusca subsp. capitata Louis C. Wheeler 1935-8-1 3726 Modoc Dismal Swamp, Twenty-Mile Creek Warner Mtns, Mt. Diablo Mer 2225 Comment
  JEPS44548  Horkelia tridentata Milo S. Baker 1893-6 Modoc Forestdale region Comment
  CAS-BOT-BC58586  Hornungia procumbens Bruce Bartholomew 1991-5-24 5693 Modoc Surprise Valley, 5.1 km E of Eagleville. 1370 Comment
  SEINET248325  Hornungia procumbens Noel H. Holmgren, Patricia K. Holmgren 1998-5-30 12995 Modoc Surprise Valley, Modoc County Road 299, 6.9 km (4.3 mi) east od downtown Cedarville, at a turnoff to some hotsprings. 1370 Comment
  CAS-BOT-BC179318  Hydrophyllum capitatum var. alpinum Bruce Bartholomew 1990-6-15 5226 Modoc S end of Deer Spring Ridge, 0.2 km N of turn off to Knox Flat. 1920 Comment
  CAS-BOT-BC179328  Hydrophyllum capitatum var. alpinum Robert J. Weatherby 1955-7-7 1602 Modoc Dismal Swamp. 2240 Comment
  CAS-BOT-BC179331  Hydrophyllum capitatum var. alpinum Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-12 16407 Modoc Cedar Pass Campground, 3 mi. E of Thoms Creek bridge. Comment
  CAS-BOT-BC248351  Hydrophyllum capitatum var. alpinum B. Bartholomew; H. Sun 2002-6-24 8834 Modoc Ca. 1 km NW of Bald Mt., E side of the Warner Mountains 2290 Comment
  HSC13546  Hydrophyllum capitatum var. alpinum M. T. Milligan 1966-5-14 611 Modoc E slope of eroded volcanic plateau 1677 Comment
  HSC81071  Hydrophyllum capitatum var. alpinum G. M. Riegel 1980-6-25 768 Modoc S Warner Mtns. 1670 Comment
  UC24085  Hydrophyllum capitatum var. alpinum Mrs. R. M. Austin May 1894 Modoc Davis Creek Comment
  CAS-BOT-BC179326  Hydrophyllum capitatum var. alpinum Lindsay Stuart Smith; E. H. Steffen 1917-5-21 3 Modoc West Valley camp. 1524 Comment
  POM260002  Hydrophyllum capitatum var. alpinum C. L. Hitchcock 1940-5-27 6682 Modoc 15 miles northeast of Alturas. 1616 Comment
  RSA101502  Hydrophyllum capitatum var. alpinum R. Weatherby 1955-7-7 1602 Modoc Dismal Swamp, northern Warner Mountains. 2241 Comment
  UCD119476  Hydrophyllum capitatum var. alpinum Francis Galey 1991-6-6 s.n. Modoc Cattle ranch at Likely. Comment
  HSC59909  Hymenoxys hoopesii G. M. Riegel 1979-9-8 766 Modoc South Warner Mt. Wilderness Area 2427 Comment
  SEINET11259591 Image available Hymenoxys hoopesii D. A Charlet 1989-8-15 496 Modoc Warner Mountains, 1.2 km northwest of Eagle Peak 2550 Comment
  UC748090  Hymenoxys hoopesii Annie M. Alexander and Louise Kellogg 1946-8-3 5114 Modoc head Eagle Creek; Warner Mountains Comment
  CAS-BOT-BC179906  Hypericum anagalloides Bruce Bartholomew 1989-8-11 5055 Modoc Along W side of Goose Lake, 12.4 km N of McGinty Point on National Forest Road 48. 1430 Comment
  RSA580356  Hypericum androsaemum L. C. Wheeler 1935-09 3954 Modoc McGinty Reservoir, Devil's Garden. 1463 Comment
  CAS-BOT-BC179897  Hypericum scouleri Leland S. Smith 1920-7-13 1181 Modoc Crowder Flat. 1432 Comment
  HSC81092  Hypericum scouleri G. M. Riegel 1980-7-29 963 Modoc S Warner Mtns. 2100 Comment
  CAS-BOT-BC58446  Idahoa scapigera F. Angwin 1946-3-31 Modoc Adin. 1371 Comment
  POM143736  Idahoa scapigera Mrs. R. M. Austin 1894-05 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC179102  Iliamna bakeri Edward Kent Balls; Percy C. Everett 1952-10-11 20958 Modoc 0.2 mi. SE of crest of Fandango Pass. 1859 Comment
  UC1075791  Iliamna bakeri E. K. Balls and P. C. Everett 1952-10-11 20958 Modoc 0.2 mi se of crest of Fandango Pass (Warner Mountains); Warner Mountains 1859 Comment
  UC908149  Ipomopsis aggregata F. H. Frost 155 Modoc Eagle Peak Warner Mtns Comment
  UC23328  Ipomopsis aggregata Milo S. Baker 1893-7-12 Modoc Comment
  CAS-BOT-BC190649  Ipomopsis aggregata subsp. aggregata E. H. Steffen 1917-7-1 89 Modoc Granger Ranger Station. 1676 Comment
  UC205778  Ipomopsis congesta Mrs. M. H. Manning 1903-1 345 Modoc Mt. Bidwell Comment
  CAS-BOT-BC190644  Ipomopsis congesta subsp. montana Bruce Bartholomew 1990-8-4 5637 Modoc Top of pass on Summit Trail, ca. 0.5 km SE of Patterson Lake, E side of Warner Mts. 2800 Comment
  CAS-BOT-BC190645  Ipomopsis congesta subsp. montana Elmer Ivan Applegate 1932-8-1 8033 Modoc Bald, arid summit of Warner Mts. just S of Warren Peak. 2133 Comment
  CAS-BOT-BC248372  Ipomopsis tenuituba B. Bartholomew; H. Sun 2002-6-24 8863 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  HSC13882  Iris missouriensis M. T. Milligan 1964-6-27 98 Modoc 1 mi. S of Lassen Creek on old Hwy. 395, near old home site 1677 Comment
  RSA181832  Iris missouriensis H. N. Metcalf, Jack C. Wilson 1965-7-1 65 -22 Modoc Likely, in a canyon in foothills of Warner Mountains 1646 Comment
  HSC5875  Iva axillaris M. T. Milligan 1964-8-8 213 Modoc Corner of East D and 8th Street, Alturas 1372 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
  UC89107  Iva axillaris subsp. robustior Mrs. R. M. Austin 1894-8-1 234 Modoc Goose Lake Valley 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
  NY833802  Ivesia gordonii B. M. Bartholomew 1990-8-4 5643 Modoc Top of pass on Summit Trail, ca. 0.5 km southeast of Patterson Lake, east side of Warner Mountains 2800 Comment
  HSC18689  Ivesia gordonii var. ursinorum M. T. Milligan 1965-7-10 431 Modoc W slopes of Eagle Peak 2591 Comment
  JEPS114889  Juncus brachyphyllus Lowell Ahart, John Dittes 2008-8-26 15350 Modoc On the bottom of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road,, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout 1276 Comment
  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
  CHSC109447  Juncus confusus L. P. Janeway; B. Castro 2012-7-25 10985 Modoc Warner Mountains. Slope along north side of Dismal Swamp. 2216 Comment
  UC711812  Juncus confusus Roxana S. Ferris and Laura Lorraine 1941-8-14 10580 Modoc 3 mi from Patterson Ranger Station (on road to Eagleville); Modoc National Forest, Warner Mountains Comment
  JEPS119967  Juncus ensifolius Lowell Ahart, John Dittes 2012-7-12 18369 Modoc About 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  UC1601868  Juncus ensifolius Baker and Nutting 1894-7-6 Modoc Dixie Valley Comment
  UCD146976  Juncus ensifolius Chuck Hughes 2012-9-13 347 Modoc Bear Mountain 2005 Comment
  UC70023  Juncus ensifolius Mrs. M. H. Manning Aug 1903 443 Modoc ne Modoc County Comment
  CAS-BOT-BC245047  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1993-6-12 6605 Modoc Flat between Egg Lake and Lookout just E of railroad track. 1260 Comment
  CAS-BOT-BC245051  Juncus hemiendytus var. hemiendytus Bruce Bartholomew 1991-7-4 5906 Modoc Roney Flat. 1460 Comment
  UC1101099  Juncus longistylis Herbert L. Mason 1947-8-13 13534 Modoc n of Canby (ne side of F reservoir) Comment
  CHSC100840  Juncus mertensianus L. P. Janeway; B. Castro 2008-8-17 9573 A Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. Near moist bed of small rocky drainage channel. On moist slope on the side of the drainage. 2372 Comment
  UC1142955  Juncus nevadensis A. L. Hormay 1941-6-23 35 Modoc Spaulding Reservoir Modoc National Forest Comment
  UC1601790  Juncus nevadensis Baker and Nutting 1894-7-28 Modoc Willow Creek Comment
  POM176700  Juncus nevadensis Baker, Nutting 2743 Modoc Unspecified. Comment
  UC1601791  Juncus nevadensis Baker and Nutting 1894-1 Modoc Comment
  RSA648507  Juncus parryi Marion P. Harthill 1972-9-7 1826 Modoc Dismal Swamp Area, Modoc National Forest. 2287 Comment
  CAS-BOT-BC30162  Juniperus communis var. montana Francis Dorris Payne 1932-7-1 653 Modoc Pine Creek Basin, Warner Mts. Comment
  CAS-BOT-BC81194  Juniperus occidentalis Elmer I. Applegate 1929-7-29 6083 Modoc Clear Lake Comment
  CAS-BOT-BC81196  Juniperus occidentalis Florence Angwin 1946-5-3 s.n. Modoc Big Valley 1280 Comment
  CAS-BOT-BC81212  Juniperus occidentalis Alice Eastwood; John Thomas Howell 1940-6-13 8120 Modoc Near Davis Creek Comment
  HSC41118  Juniperus occidentalis Thomas W. Nelson, Jane P. Nelson, James Nelson 1976-8-29 3253 Modoc Modoc National Forest: along Hwy. 299 just NW of Adin Pass 1524 Comment
  SFV18017  Juniperus occidentalis 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
  UCD160277  Juniperus occidentalis Chuck Hughes 2014-9-12 413 Modoc West of Cedarville. Small ridge near side of trail, about 500 feet southwest of Highway 299. 1661 Comment
  CAS-BOT-BC30165  Juniperus occidentalis var. occidentalis Bruce Bartholomew 1989-8-11 5086 Modoc ca. 1 km S of Barber Creek on road from Surprise Valley to Patterson Ranger Station. 1880 Comment
  JEPS121195  Juniperus occidentalis var. occidentalis Lowell Ahart, John Dittes 2013-7-25 18949 Modoc 20 yards N of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  RSA0039543  Juniperus occidentalis var. occidentalis Lowell A. Ahart, John Dittes 2008-8-26 15358 Modoc Southeast side of Rose Creek, 750 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2660 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  RSA352524  Juniperus occidentalis var. occidentalis Christopher Davidson 1973-5-26 2136 Modoc Ca. 4 miles west of Canby on highway 299. 1341 Comment
  RSA59343  Juniperus occidentalis var. occidentalis E. K. Balls 1950-5-12 14634 Modoc Above Bucks Creek Ranger Station, Modoc National Forest, E of Goose Lake. 1738 Comment
  CAS-BOT-BC95668  Kalmia polifolia Elmer Ivan Applegate 1932-8-7 8224 Modoc Just above Lily Lake. Comment
  CAS-BOT-BC95670  Kalmia polifolia K. Paulson; Robert Paulson 1989-7-14 188 Modoc Vicinity of Bell Mine, N end of the Warner Mts. 2194 Comment
  CAS-BOT-BC95673  Kalmia polifolia Bruce Bartholomew 1994-7-3 6838 Modoc Mineral Spring, SW of Dismal Swamp, N end of the Warner Mountains. 2310 Comment
  UC748424  Kalmia polifolia subsp. microphylla Annie M. Alexander and Louise Kellogg 1946-6-27 4852 Modoc 2 mi by road from Dismal Swamp (Highgrade, n end of Warner Mountains); Warner Mountains, Highgrade 2377 Comment
  CAS-BOT-BC225092  Kelloggia galioides Leland S. Smith 1922-7-20 1301 Modoc Rush Creek Ranger Station pasture. 1905 Comment
  CAS-BOT-BC248321  Kelloggia galioides B. Bartholomew; H. Sun 2002-6-24 8865 Modoc Fandango Pass on the E side of the Warner Mountains near the crest of the mountains 1820 Comment
  CAS-BOT-BC247646  Koeleria macrantha John Thomas Howell 1934-7-1 12347 Modoc Duncan Horse Camp. 1355 Comment
  UC70681  Koeleria macrantha Mrs. M. H. Manning 1904-7-16 Modoc Mt. Bidwell; north-eastern Modoc County Comment
  UCD133499  Lactuca tatarica subsp. pulchella T. C. Fuller 1967-8-15 16260 Modoc 4 miles northeast of Macdoel. Comment
  CHSC112833  Lagophylla ramosissima Lowell Ahart; John Dittes 2013-7-25 18946 Modoc 30 yards north of the east-west fence, south edge of Ash Creek Floodplain, northeast of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1267 Comment
  JEPS6030  Lagophylla ramosissima Frances D. Payne 1931-6-18 192 Modoc s and e of Alturas Parker Creek; Warner Mountains 1584 Comment
  CHSC85167  Lagophylla ramosissima subsp. ramosissima John Dittes; Josephine Guardino 1991-8-23 447 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 7.7 air-miles northeast of Bieber, ca. 4.0 air-miles west by southwest of Adin, ca. 5.0 air-mile east by southeast of Pilot Butte summit, ca. 0.6 mile east of Walters Road and Owl Barn; meadow at southern edge of Ash Creek Floodplain. 1271 Comment
  CAS-BOT-BC179874  Lamium amplexicaule Leland S. Smith 1919-5-7 1093 Modoc Jess Valley-Clarke Ranch. 1676 Comment
  JEPS127183  Lamium amplexicaule Lowell Ahart, John Dittes 2016-7-14 21174 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. Comment
  CHSC85155  Lasthenia glaberrima John Dittes; Josephine Guardino 1991-7-21 408 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
  JEPS64864  Lathyrus brownii N. Mirov 1929-6-16 Modoc Warner Mts. 1615 Comment
  NY716864  Lathyrus rigidus B. M. Bartholomew 1988-5-14 4185 Modoc 4.5 km south of Davis Creek on U.S. Highway 395, southeast side of Goose Lake 1470 Comment
  UC931202  Lathyrus rigidus C. L. Hitchcock 1950-5-27 19225 Modoc ca 20 mi n Alturas Comment
  CHSC106209  Lemna minor Lowell Ahart; John Dittes 2010-8-31 17122 Modoc South side of a small stream, about 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  SJSU9609  Lemna minor W. Savage 1979-7-6 1383 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 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
  JEPS123836  Lemna minuta Lowell Ahart, John Dittes 2015-7-17 20397 Modoc Ash Creek State Wildlife Area, about 3/4 mile south of County Road B7, about 2.7 miles (air) west of Adin, about 9.1 miles (air) northeast of Bieber. Adin USGS 7.5' Topographic Quadrangle. Comment
  RSA551336  Lemna trisulca Bruce Bartholomew 1992-8-7 6361 Modoc Meadow 2.3 km west of West Warner Road at Soup Creek, west side of Warner Mountains 1720 Comment
  UC1101269  Lemna trisulca Herbert L. Mason, Verne Grant 1947-7-12 13432 Modoc n of Likely (Corportation Ranch Headquarters); Corportation Ranch Headquarters Comment
  JEPS43457  Lemna turionifera Frances D. Payne 1932-7-22 731 Modoc Parker Creek; Warner Mountains, Parker Creek 1584 Comment
  CHSC106184  Lepidium campestre Lowell Ahart; John Dittes 2010-8-31 17109 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  JEPS117373  Lepidium campestre Lowell Ahart, John Dittes 2010-8-30 17079 Modoc On the north side of a wash, about 150 yards east of the fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley 1267 Comment
  NY119813  Lepidium chalepense K. Paulson 1990-7-21 214 Modoc Patterson Meadow, Warner Mountains Comment
  JEPS53644  Lepidium montanum Mrs. R. M. Austin 1888-1 336 Modoc s of Alturas; Pit River Comment
  CAS-BOT-BC58347  Lepidium perfoliatum F. Angwin 1945-10-7 Modoc Big Valley near Adin. 1280 Comment
  CAS-BOT-BC190633  Leptodactylon pungens John H. Hatton 1911-6-20 134 Modoc Modoc County. 1524 Comment
  RSA601530  Leptosiphon harknessii L. C. Wheeler 1935-8-16 3868 Modoc Dismal Swamp, Twenty Mile Creek. Warner Mountains. Mt. Diablo Mer. 2226 Comment
  CAS-BOT-BC242086  Leucocrinum montanum Bruce Bartholomew 1991-5-25 5750 Modoc Ca. 6 km NW of Tionesta on road to Lava Beds National Monument. 1310 Comment
  UC1037302  Leucocrinum montanum Leo Whitney 1934-4-15 1615 Modoc near Hackamore; Modoc National Forest 1463 Comment
  UC683361  Leucocrinum montanum R. C. Wilson 1933-5-23 86 Modoc Pothole Gulch 1341 Comment
  RSA113686  Leucophysalis nana H. K. Sharsmith 1955-6-26 4509 Modoc Adjacent to Hwy 39, ca 20 miles N of Canby. Modoc National Forest. 1524 Comment
  RSA464466  Lewisia nevadensis George Willet 1935-6-21 s.n. Modoc Modoc County: Warren Mtns. 2439 Comment
  UC7804  Lewisia nevadensis Milo S. Baker 1893-6-15 Modoc 1371 Comment
  UC748125  Lewisia pygmaea Annie M. Alexander and Louise Kellogg 1946-6-8 4698 Modoc road from Eagleville to Patterson Mill 2286 Comment
  CAS-BOT-BC248367  Lewisia rediviva B. Bartholomew; H. Sun 2002-6-24 8854 Modoc E of Bald Mt., on the E side of the Warner Mountains 2130 Comment
  RSA27322  Lewisia rediviva C. L. Hitchcock 1940-5-27 6671 Modoc 15 miles northeast of Alturas. 1616 Comment
  CAS-BOT-BC197490  Lewisia rediviva Leland S. Smith 1917-6-5 27 Modoc So. Fork Pitt River Canon. 1676 Comment
  UC748279  Lewisia rediviva Annie M. Alexander and Louise Kellogg 1946-6-14 4744 Modoc on small flat, Patterson Mill Road se corner of county 1341 Comment
  JEPS127723  Leymus cinereus Alejandro Brambila, Michael Dolan 2016-8-24 CA 320 -178 Modoc Graves Reservoir Road Comment
  POM203132  Leymus cinereus J. T. Howell 1934-6-30 12275 Modoc Duncan Horse Camp. Comment
  UCD64443  Leymus condensatus A. A. Beetle 1941-6-29 2841 Modoc 15 miles E of Alturas, on road to Cedarville Pass. 1371 Comment
  UC1037182  Leymus triticoides Leo Whitney 1935-8-7 3611 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UC1037344  Leymus triticoides Leo Whitney 1935-8-14 3615 Modoc ca 15 mi nw Canby; Modoc National Forest, Lake Joaquina, Hackamore 1463 Comment
  UCD65581  Leymus triticoides August L. Hormay 1932-7-5 s.n. Modoc Modoc National Forest, Crowder Ranger Station. Comment
  CAS-BOT-BC245038  Lilaea scilloides Elmer Ivan Applegate 1932-7-30 7947 Modoc Alturas. Comment
  RSA577560  Lilaea scilloides L. C. Wheeler 1935-9-18 3991 Modoc Householder Reservoir, Devil s Garden 1524 Comment
  CAS-BOT-BC242076  Lilium pardalinum subsp. shastense Bruce Bartholomew 1989-7-14 4933 Modoc Along Rush Creek between Lower and Upper Rush Creek Campgrounds. 1580 Comment
  CHSC85116  Limosella aquatica John Dittes; Josephine Guardino 1991-7-21 419 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
  POM228990  Limosella aquatica Louis C. Wheeler 1935-8-14 3856 Modoc Cave Lake, Pine Creek, Warner Mtns. (Mt Diablo Mer.) 2073 Comment
  UCD124797  Limosella aquatica Herbert L. Mason; Verne Grant 1947-7-12 13418 Modoc Pit River Valley, south of Alturas. Comment
  CAS-BOT-BC198040  Linanthus harknessii John Thomas Howell 1934-6-12 12031 Modoc Plum Valley. Comment
  UC880256  Linanthus harknessii Lewis S. Rose 1940-6-14 40573 Modoc 8 mi nw Canby 1524 Comment
  CAS-BOT-BC198026  Linanthus nuttallii subsp. nuttallii K. Paulson; Robert Paulson 1989-7-14 179 Modoc Vicinity of Little Lily Lake, ca. 2.5 mi. S of the Oregon border, N end of Warner Mts. 2171 Comment
  SJSU9649  Linanthus pungens W. Savage 1979-7-8 1483 Modoc N end Fairchild Swamp Unit, Triangle Devils Garden District, Modoc National Forest 1493 Comment
  UC52424  Linanthus septentrionalis Milo S. Baker 1893-1 Modoc Forestdale Comment
  CDA6357  Linaria genistifolia subsp. dalmatica T. C. Fuller 1963-8-27 11169 Modoc Sugar Hill Planting, Lassen Creek, ca. 6 miles southeast of Willow Ranch. 0 Comment
  CDA6353  Linaria genistifolia subsp. dalmatica T. C. Fuller, W. T. Parsons 1960-7-27 4875 Modoc Lassen Creek, near Sugar Hill Planting. 0 Comment
  CAS-BOT-BC179153  Linum lewisii M. M. Hanna 1956-6-4 955 Modoc Cedar Pass. Comment
  HSC81082  Linum lewisii G. M. Riegel 1980-7-8 838 Modoc S Warner Mtns. 2100 Comment
  POM86833  Linum lewisii R. M. Austin 1895-07 477 Modoc Willow Creek, Devils Garden. Comment
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Jan 1 2016
  RSA435717  Linum lewisii George Willet 1935-6-26 s.n. Modoc Jess Valley, Warner Mountains 1829 Comment
  CAS-BOT-BC225814  Lithophragma glabrum Annie Montague Alexander; L. Kellogg 1946-6-25 4824 Modoc Dismal Swamp, N end of Warner Mts. 2255 Comment
  CAS-BOT-BC225815  Lithophragma glabrum Annie Montague Alexander; L. Kellogg 1946-6-5 4666 Modoc Emerson Creek, S of Eagleville, Warner Mts. 2072 Comment
  RSA59798  Lithophragma glabrum E. K. Balls 1950-5-17 14738 Modoc Howard s Gulch Public Camp, off Hwy. 139. N.W. of Canby. 1433 Comment
  CAS-BOT-BC317342  Lithophragma glabrum Florence Angwin 1946-4-12 s.n. Modoc Big Valley near Adin 1280 Comment
  CAS-BOT-BC225824  Lithophragma parviflorum Bruce Bartholomew 1992-5-14 6279 Modoc SW side of White Horse Mountains, SW of White Horse Flat Reservoir. 1370 Comment
  CAS-BOT-BC225825  Lithophragma parviflorum R. M. Austin s.n. Modoc Modoc County. Comment
  UC402494  Lithophragma parviflorum M. F. Gilman 620 Modoc 1524 Comment
  CAS-BOT-BC225842  Lithophragma tenellum Elmer Ivan Applegate 1936-5-2 10202 Modoc Between Indian Well and Caldwell Butte, Lava Beds National Monument. Comment
  UCR87506  Lithophragma tenellum George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CHSC85192  Lithospermum arvense John Dittes; Josephine Guardino 1991-6-1 348 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
  RSA59868  Lithospermum ruderale E. K. Balls 1950-5-11 14608 Modoc West of Alkali Lake, between Eagleville and Cedarville. Comment
  RSA504669  Lomatium K. Paulson, R. Paulson 1988-6-11 30 Modoc N of Stough Reservoir, Warner Mountains 1707 Comment
  JEPS118263  Lomatium bicolor var. leptocarpum Lowell Ahart, John Dittes 2011-6-22 17548 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
  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
  HSC27251  Lomatium canbyi J. P. Smith, J. O. Sawyer 1972-5-6 5275 Modoc Along Hwy. 299, 4 mi. W of Modoc County Rd. 58, E of Alturas 1494 Comment
  RSA565027  Lomatium canbyi Wm. Taylor 1992-3-16 12329 Modoc Ca. 1 mile SW of southern end Duncan Reservoir (ca. 1.5 air mile E of Amborse) 1494 Comment
  RSA584732  Lomatium canbyi Bruce Bartholomew 1993-5-10 6477 Modoc Modoc County: NW side of Barrel Spring Road near NW corner of Mud Lake, Sagebrush flat., 41Y 52 29N, 120Y 2 13W 1680 Comment
  UC1618521  Lomatium canbyi Glenn Clifton 1994-4-8 32593 Modoc 1.3 mi. e.-s.e. Wade Williams Spring (s.w. of a 4 WD rd.) 1463 Comment
  SEINET8684976  Lomatium grayi G. S. Bartholomew 1998-6-5 2729 Modoc E side of upper Alkali Lake, S of Leonard Springs. 1402 Comment
  CAS-BOT-BC30135  Lomatium hendersonii Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-13 6533 Modoc Just W of Mud Lake on road to West Valley Reservoir. 1460 Comment
  UC1608977  Lomatium hendersonii B. Bartholomew with M. Gilbert and L. Skog 1993-5-13 6533 Modoc just w. Mud Lake (on rd. to West Valley Reservoir) 1460 Comment
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Jul 17 2014
  CAS-BOT-BC30139  Lomatium macrocarpum Alice Eastwood; John Thomas Howell 1940-6-12 8102 Modoc W side of Cedar Pass. Comment
  CAS-BOT-BC30141  Lomatium macrocarpum Mrs. H. C. Cantelow 1940-6-1 4509 Modoc 10 mi. E of Alturas. Comment
  CAS-BOT-BC30142  Lomatium macrocarpum E. S. Willits 1940-4-27 194 Modoc Davis Creek. Comment
  CAS-BOT-BC30145  Lomatium macrocarpum K. Paulson; Robert Paulson 1988-6-11 19 Modoc Barnes Grade, Crowder Flat Rd. to Devil's Garden. 1432 Comment
  POM78500  Lomatium macrocarpum Mrs. R. M. Austin 1895-05 28 Modoc Goose Lake Valley Comment
  HSC21526  Lomatium macrocarpum R. C. Wunner 1965-7-1 320 Modoc Lava Beds National Monument, top of Gillem's Bluff near N.W. entrance 1372 Comment
  CAS-BOT-BC15751  Lomatium nevadense var. nevadense F. Angwin 1946-4-12 s.n. Modoc Adin. 1371 Comment
  CAS-BOT-BC15755  Lomatium nevadense var. nevadense Alice Eastwood; John Thomas Howell 1940-6-13 8147 Modoc Fandango Pass. Comment
  UC1228813  Lomatium nevadense var. nevadense Lincoln Constance and Emil DiFulvio 1962-4-16 3749 Modoc 3.2 mi. n. Likely 1310 Comment
  CAS-BOT-BC15752  Lomatium nevadense var. nevadense Elmer Ivan Applegate 1937-5-13 11085 Modoc N end of Devils Homestead, Lava Beds National Monument. Comment
  CAS-BOT-BC15768  Lomatium nudicaule Roxana Stinchfield Ferris; R. Duthie 1919-6-14 110 Modoc Near Parker Creek, 1.5 mi. above Modoc National Forest boundary. Comment
  CAS-BOT-BC15770  Lomatium nudicaule K. Paulson; Robert Paulson 1988-6-19 55 Modoc Loveness road. 1493 Comment
  RSA452582  Lomatium nudicaule Christopher Davidson 1973-5-26 2138 Modoc Highway 299 N of Adin Summit 1524 Comment
  JEPS17004  Lomatium piperi L. S. Smith c. 1918 1196 Modoc Modoc Forest, Devil's Garden district, Long Meadows 1524 Comment
  HSC80779  Lomatium triternatum G. M. Riegel 1980-8-26 1110 Modoc South Warner Mountains 1739 Comment
  CHSC70708  Lomatium triternatum var. macrocarpum A. Sanger 1997-6-3 2487 Modoc Mowitz Road at Boles Creek Crossing. 1463 Comment
  SD264744  Lomatium triternatum var. macrocarpum Tracey Call, Viola Call 1964-6-23 2281 Modoc 1 miles south of Perez. 914 Comment
  CAS-BOT-BC21404  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-11 8030 Modoc 8 mi. from Canby on road to Alturas. Comment
  CAS-BOT-BC21424  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-14 8208 Modoc Howards Gulch. Comment
  CAS-BOT-BC21426  Lomatium triternatum var. triternatum Alice Eastwood; John Thomas Howell 1940-6-12 8087 Modoc Jess Valley. Comment
  CAS-BOT-BC21397  Lomatium vaginatum Mrs. H. C. Cantelow 1940-5-31 s.n. Modoc 3 mi. E of Canby. Comment
  UC106268  Lomatium vaginatum Mrs. R. M. Austin 1894-1 74 Modoc Goose Lake Valley Comment
  POM131825  Lonicera conjugialis Milo S. Baker 1893-8-9 s.n. Modoc Medicine L., south hillside. Comment
  CAS-BOT-BC181968  Lotus corniculatus Bruce Bartholomew 1992-8-7 6357 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC181946  Lotus purshianus var. purshianus M. Vasey 1990-6-30 9042 Modoc Pond along dirt road near Curtis Waterhole, NW of Egg Lake. 1300 Comment
  CHSC106331  Lotus purshianus var. purshianus Lowell Ahart; John Dittes 2010-8-30 17068 Modoc About 5 yards east of fence, south edge of the meadow, Ash Creek State Wildlife Area, 2300 feet north of Lassen County line, 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  HSC68805  Lotus unifoliolatus var. unifoliolatus Gary Schoolcraft 1979-8-9 175 Modoc Near 10 Mile Creek 1768 Comment
  CAS-BOT-BC498663  Lupinus Lyman Benson 1930-7-18 2235 Modoc SW of Alturas, Upper Pit River 1219 Comment
  UC663386  Lupinus Francis Drouet and Donald Richards 1941-9-12 4202 Modoc along the North Fork of the Pit River ne Alturas; along the north fork of the Pit River 1341 Comment
  CAS-BOT-BC181898  Lupinus arbustus Francis Dorris Payne 1931-6-21 211 Modoc Ridge SW Dry Creek. 1981 Comment
  CAS-BOT-BC181907  Lupinus arbustus Mrs. H. C. Cantelow 1940-5-31 Modoc East of Indian Springs Comment
  CAS-BOT-BC181910  Lupinus arbustus Mrs. H. C. Cantelow 1940-6-1 Modoc Cedar Pass, E of Alturas. Comment
  CAS-BOT-BC181920  Lupinus arbustus Elmer Ivan Applegate 1929-6-24 5890 Modoc Between Adin and Canby, upper Pit River region. Comment
  CHSC111992  Lupinus arbustus B. Castro; L. P. Janeway 2008-8-17 1753 Modoc Warner Mountains. North slope of Bald Mountain; lower slope below last row of trees, in feeders to S. Fork Mill Creek. 2302 Comment
  JEPS64957  Lupinus arbustus Leland S. Smith 1917-6-10 798 Modoc Jess Valley Warner Mts., Jess Valley 1524 Comment
  JEPS65302  Lupinus arbustus W. L. Jepson 1918-8-6 7841 Modoc Surprise Valley 1447 Comment
  CAS-BOT-BC498680  Lupinus arbustus Mrs. H. C. Cantelow 1941-5-22 s.n. Modoc 2 mi E of Adin Summit (elevation at summit = 5173 ft) Comment
  SEINET194912  Lupinus arbustus A. A. Heller 1941-6-25 16205 Modoc West side of Cedar Pass. Comment
  UC726676  Lupinus arbustus A. A. Heller 1941-6-25 16205 Modoc w side Cedar Pass; w side of Cedar Pass Comment
  CAS-BOT-BC182183  Lupinus argenteus C. P. Smith 1947-6-13 47450 Modoc Highway 299, Canby, 2.5 mi. S. Comment
  CAS-BOT-BC182196  Lupinus argenteus John Thomas Howell 1934-6-13 12088 Modoc Surprise Valley, 3.5 mi. S of Lake City. Comment
  CAS-BOT-BC182198  Lupinus argenteus John Thomas Howell 1934-7-2 12367 Modoc W side of Clear Lake. Comment
  CAS-BOT-BC182222  Lupinus argenteus Mrs. H. C. Cantelow 1940-5-31 Modoc 1.8 mi. W of Canby. Comment
  LA205002  Lupinus argenteus Alice Eastwood; John Thomas Howell 1940-6-13 8137 Modoc W side of Fandango Pass Comment
  UC1191478  Lupinus argenteus Verne Grant, Irving Schneider 1947-8-27 8321 Modoc sw end Clear Lake; sw end of Clear Lake Comment
  RSA32937  Lupinus argenteus A. A. Heller 1938-6-24 15222 Modoc Occasional clumps in gravel on slopes between Alturas and Canby. 1341 Comment
  CDA27383  Lupinus argenteus var. argenteus T. C. Fuller 1971-7-14 19905 Modoc Southern Warner Mountains; East side of Bear Camp Flat, ca. 7 miles south of Eagleville. 0 Comment
  CHSC98636  Lupinus argenteus var. argenteus Richard R. Halse 2006-8-4 6996 Modoc Modoc National Forest, south end of the Warner Mountains, along Patterson Mill Road by Homestead Flat. 2152 Comment
  NY736759  Lupinus argenteus var. argenteus R. J. Weatherby 1955-7-8 1635 Modoc 3 miles north of Fort Bidwell, northern Warner Mountains 1554 Comment
  OBI75349  Lupinus argenteus var. argenteus Mrs. H. P. Bracelin 1931-6-30 500 Modoc Alturas 1524 Comment
  CAS-BOT-BC196342  Lupinus argenteus var. argenteus Mrs. A. H. Rodda 1932-7-1 s.n. Modoc Near Macarthur [McArthur] Comment
  CAS-BOT-BC182081  Lupinus argenteus var. heteranthus Alice Eastwood; John Thomas Howell 1940-6-12 8060 Modoc Between Likely and Jess Valley Comment
  CAS-BOT-BC182101  Lupinus argenteus var. heteranthus Bruce Bartholomew 1990-8-4 5634 Modoc Crest of the Warner Mts., ca. 0.5 km SE of Patterson Lake along Summit Trail. 2770 Comment
  CAS-BOT-BC182118  Lupinus argenteus var. heteranthus Bruce Bartholomew 1991-5-25 5759 Modoc Turner Creek at County Rd. 90, N end of Big Valley, 6.4 km N of Lassen County line. 1230 Comment
  CHSC109635  Lupinus argenteus var. heteranthus Lowell Ahart; John Dittes 2012-7-11 18338 Modoc East of the gravel pit, north edge of the meadow, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adam, about 8 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  HSC104006  Lupinus argenteus var. heteranthus L. Ahart, John Dittes 2011-6-22 17556 Modoc Ten air mi. E of Lookout, Big Valley; 7.7 air mi. W of Adin, 1.1 air mi. S of County Rd. 87, north edge of Ash Creek Floodplain, ~100 yds. NE of the Pilot Butte parking lot 1265 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
  JEPS119664  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2012-7-11 18338 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
  JEPS121194  Lupinus argenteus var. heteranthus Lowell Ahart, John Dittes 2013-7-25 18953 Modoc About 10 yards N of the E-W fence, S edge of Ash Creek floodplain, NE of Patterson Homestead, E of Elkins Lane, 1.0 air mile S of County Road 87, 3.14 air miles W of Adin, Big Valley. Comment
  CAS-BOT-BC182022  Lupinus argenteus var. meionanthus Elmer Ivan Applegate 1932-8-1 8043 Modoc Arid E slope of Warren Peak, Warner Mts. 2743 Comment
  SEINET5328128  Lupinus brevicaulis M. J. Williams, Arnold Tiehm, Jan Nachlinger 1988-6-2 88- 28 -3 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  HSC28501  Lupinus caudatus D. H. Norris, T. Nelson, S. Dowty 1971-6-23 19471 Modoc Upper Rush Creek Campground, about 8 mi. N of Adin on Hwy. 299 Comment
  RSA26464  Lupinus caudatus Alice Eastwood, John T. Howell 1940-6-13 8137 Modoc West side of Fandango Pass. Comment
  POM127156  Lupinus caudatus M. French Gilman 541 Modoc Slopes 1524 Comment
  CAS-BOT-BC181883  Lupinus latifolius Barrett Anderson 1986-7-9 3169 Modoc Stough Reservoir Rd just E of Cedar Pass near Stough Reservoir. 1965 Comment
  HSC14853  Lupinus latifolius M. T. Milligan 1964-7-20 155 Modoc N end of Jess Valley, near Mill Creek. 1677 Comment
  RSA0118762  Lupinus lepidus subsp. confertus Lowell A. Ahart, John Dittes 2013-7-25 18966 Modoc About 10 yards west of the north-south fence, south edge of Ash Creek Floodplain, northwest of Patterson Homestead, east of Elkins Lane, 1.0 mile (air) south of County Road 87, 3.14 miles (air) west of Adin, Big Valley. 1268 Comment
  CAS-BOT-BC181873  Lupinus lepidus var. lobbii Elmer Ivan Applegate 1932-8-1 8051 Modoc Near summit of Warren Peak, Warner Mts. 2895 Comment
  JEPS65336  Lupinus lepidus var. lobbii Frances D. Payne 1931-6-29 307 Modoc e slope of Mt. Warren; Warner Mountains, e slope of Mt. Warren 2286 Comment
  CAS-BOT-BC181858  Lupinus lepidus var. sellulus Bruce Bartholomew 1991-7-6 5974 Modoc Curtis Waterhole and adjacent lava outcrops. 1310 Comment
  CAS-BOT-BC181860  Lupinus lepidus var. sellulus Alice Eastwood; John Thomas Howell 1940-6-15 8302 Modoc 5 mi. N of Lookout. Comment
  CAS-BOT-BC181856  Lupinus leucophyllus Milo Samuel Baker; Franklin P. Nutting 1894-6-8 Modoc Lava near Egg Lake. Comment
  NY747378  Lupinus leucophyllus var. leucophyllus K. Paulson 1989-7-2 160 Modoc Cottonwood Flat 1448 Comment
  SEINET10491189  Lupinus leucophyllus var. leucophyllus Delzie Demaree 1959-8-15 Demaree 41468 Modoc Moist bottoms; modoc nat'l forest. Comment
  NY747437  Lupinus microcarpus A. A. Heller 1941-6-26 16212 Modoc Along U.S. Highway #399, 8 miles west of Alturas Comment
  CAS-BOT-BC181840  Lupinus microcarpus var. microcarpus Mrs. H. C. Cantelow 1940-5-31 Modoc 3 mi. E of Canby. Comment
  JEPS65480  Lupinus microcarpus var. microcarpus Frances D. Payne 1929-7-2 37 Modoc s and e Alturas (Parker Creek, Fern Spring Gulch); Warner Mountains, Parker Creek, Fern Spring Gulch 1584 Comment
  UC619258  Lupinus microcarpus var. microcarpus J. and H. W. Grinnell 1938-6-16 1114 Modoc six mi s Fort Bidwell; s of Fort Bidwell 1463 Comment
  CAS-BOT-BC181826  Lupinus polyphyllus var. burkei Francis Dorris Payne 1931-6-17 180 Modoc Parker Creek, Warner Mts. Comment
  CAS-BOT-BC181828  Lupinus polyphyllus var. burkei Francis Dorris Payne 1931-6-25 258 Modoc Pine Creek Basin, Warner Mts. 2316 Comment
  UC71812  Lupinus saxosus Mrs. M. H. Manning 1903-4 52 Modoc near Fort Bidwell; near Fort Bidwell Comment
  CAS-BOT-BC181816  Lupinus saxosus R. M. Austin Modoc Modoc County. Comment
  SEINET3145143  Lupinus saxosus E. K. Balls 1950-5-10 15965 Modoc 0.5 mi past fork of Hwy 395 and road from Alturas and Cedarville 1585 Comment
  CHSC117265  Lythrum tribracteatum Lowell Ahart; John Dittes 2016-7-14 21176 Modoc Southeast side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  UC1191585  Lythrum tribracteatum Herbert L. Mason, Verne Grant 1947-7-10 13324 Modoc 2 mi e of Alturas (Dorris Reservoir); Dorris Reservoir Comment
  JEPS5971  Madia Frances D. Payne 1932-7-22 744 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  UC54067  Madia citriodora H. M. Hall and E. B. Babcock 1903-6-21 4248 Modoc lava beds of sw Modoc County; Sierra Nevada Mountains 1219 Comment
  UC579782  Madia citriodora David D. Keck and J. Clausen 1935-6-24 3714 Modoc 3 mi ne Willow Ranch (e of Goose Lake); e of Goose Lake 1554 Comment
  CAS-BOT-BC49436  Madia exigua John Thomas Howell 1934-7-1 12325 Modoc Duncan Horse Camp, 6 mi. E of Perez. 1355 Comment
  UC89361  Madia exigua Mrs. R. M. Austin July 1894 281 Modoc Davis Creek Comment
  RSA503052  Madia exigua Bruce Bartholomew, B. Anderson 1988-6-23 4225 Modoc 2.1 km SSE of Day on the road to State Highway 299. 1020 Comment
  CAS-BOT-BC49444  Madia glomerata John Thomas Howell 1934-7-3 12375 Modoc 5 mi. S of Hackamore. Comment
  SEINET11601384 Image available Madia glomerata M. J. Williams 1983-7-29 83- 116 -2 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns 2088 Comment
  UC71593  Madia glomerata Mrs. M. H. Manning 474 Modoc Either Alturas of Fort Bidwell Either Alturas of Fort Bidwell (ne Modoc County) Comment
  UC71798  Madia glomerata Mrs. M. H. Manning August 1904 252 Modoc meadows near, ne Modoc County Fort Bidwell Comment
  UCD134271  Madia glomerata Herbert L. Mason 1947-8-9 13483 Modoc on east side of Fairchild Swamp, north of Alturas. Comment
  HSC5977  Madia gracilis M. T. Milligan 1965-6-30 401 Modoc Slopes and ridges E of Jess Valley 1768 Comment
  RSA540063  Madia gracilis subsp. gracilis Bruce Bartholomew, B. Anderson 1990-7-20 5465 Modoc 4 km N of Buck Creek Ranger Station at turn off to Del Prat Spring, W side of Warner Mts. 1900 Comment
  NY500375  Mahonia repens B. M. Bartholomew 1989-8-12 5122 Modoc South Fork of Pine Creek where it crosses West Warner Road, west side of Warner Mountains 1900 Comment
  RSA101499  Mahonia repens R. Weatherby 1955-7-7 1605 Modoc 8 mi. north of Ft. Bidwell, Warner Mts. 1951 Comment
  RSA603741  Mahonia repens L. C. Wheeler 1935-8-14 3838 Modoc Pine Creek. Warner Mtns. 2011 Comment
  CAS-BOT-BC242032  Maianthemum racemosum Francis Dorris Payne 1929-6-24 23 Modoc Pine Creek above Fitzhugh Springs. 1645 Comment
  HSC1963  Maianthemum stellatum M. T. Milligan 1966-7-1 515 Modoc N end of Jess Valley. 1616 Comment
  RSA78906  Maianthemum stellatum E. K. Balls, Percy C. Everett 1952-10-10 18147 Modoc South fork of Public Camp, 8 mi E of Lilely, rd. to ZJess Valley. 1555 Comment
  CAS-BOT-BC71147  Marsilea Herbert L. Mason; Verne Grant 1947-7-10 13350 Modoc Dorris Reservoir, 2 miles east of Alturas Comment
  POM228963  Marsilea oligospora L. C. Wheeler 1935-9-18 3993 Modoc Everly Reservoir, Devil s Garden. 1524 Comment
  CAS-BOT-BC30190  Marsilea vestita Bruce Bartholomew 1991-7-5 5936 Modoc Vicinity of the outlet of Dorris Brothers Reservoir. 1500 Comment
  CHSC100514  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2008-8-26 15340 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
  HSC6019  Matricaria discoidea M. T. Milligan 1965-6-23 295 Modoc N end Jess Valley 1616 Comment
  CHSC117040  Matricaria occidentalis Lowell Ahart; John Dittes 2016-6-6 20961 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
  CHSC117571  Matricaria occidentalis Lowell Ahart; John Dittes 2016-7-14 21156 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
  UC1024670  Melica bulbosa Leo Whitney 1934-5-5 2179 Modoc 15 mi w Canby (Happy Camp); Modoc National Forest, Happy Camp 1463 Comment
  UC1024856  Melica bulbosa Leo Whitney 1935-7-6 3186 Modoc 2 mi n Hole-in-the-rock (ca 18 mi wnw of Canby) Comment
  HSC80846  Melica bulbosa G. M. Riegel 1979-7-12 525 Modoc 2100 Comment
  JEPS117503  Mentha arvensis Lowell Ahart, John Dittes 2010-8-31 17114 Modoc About 10 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley 1274 Comment
  JEPS124363  Mentha arvensis Lowell Ahart, John Dittes 2015-7-16 20359 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  HSC14246  Mentha canadensis M. T. Milligan 1964-7-24 162 Modoc Badger Wells Rd. at Boles Creek Crossing 1524 Comment
  JEPS63466  Mentha canadensis Leland S. Smith July 1918 1062 Modoc Jess Valley Comment
  UC1537633  Mentha canadensis Gordon H. True Jr. 1939-7-21 1031 Modoc Jack Swamp Comment
  UC748411  Mentzelia albicaulis Annie M. Alexander and Louise Kellogg 1946-6-12 4736 Modoc east side Fandango Pass rd. 1676 Comment
  RSA0121878  Mentzelia dispersa J. T. Howell 1934-6-12 12042 Modoc North side of Fandango Valley. Comment
  UCSB11829  Mentzelia dispersa Haller, John 1961-6-25 Modoc Patterson Campground at Patterson Ranger Station, Eagleville-Likely road, about 3.5 mi. W of crest of Warner Mountains 2194 Comment
  HSC46162  Menyanthes trifoliata J. P. Smith, J. O. Sawyer 1973-8-9 7278 Modoc Blue Lake, Modoc Natl. Forest 1829 Comment
  UC748458  Mertensia ciliata Annie M. Alexander and Louise Kellogg 1946-7-19 5028 Modoc Benton Meadow Warner Mountains 2072 Comment
  JEPS70775  Mertensia longiflora L. S. Smith 1919-5-1 1083 Modoc Modoc Nat'l Forest, Warner Mts., South Warners 1828 Comment
  CHSC31508  Mertensia oblongifolia var. amoena N. E. H. Prouty 1980-7-1 196 Modoc Modoc Nat. Forest. Opening south of Soup Spring's Campground. 2072 Comment
  CAS-BOT-BC54014  Mertensia oblongifolia var. nevadensis E. H. Steffen 1917-6-9 29 1/2 Modoc Jess Valley. 1981 Comment
  CAS-BOT-BC54016  Mertensia oblongifolia var. nevadensis Mrs. H. C. Cantelow 1940-6-1 s.n. Modoc Cedar Pass. Comment
  RSA165570  Mertensia oblongifolia var. oblongifolia Clare B. Hardham 1961-6-18 7594 Modoc Warner Mountains: Headwaters Davis Creek 2134 Comment
  CAS-BOT-BC225965  Micranthes nidifica Bruce Bartholomew; Barrett Anderson 1989-4-30 4717 Modoc Along Ralston Gulch, 2.4 km S of Caldwell Road (Co. road 54). 1450 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
  UC35778  Microseris laciniata subsp. laciniata M. S. Baker and Frank Nutting 1894-6-8 Modoc near Egg Lake Comment
  CAS-BOT-BC49351  Microseris nutans Bruce Bartholomew 1993-6-14 6667 Modoc Russell Canyon, just S of the Oregon border and NW of Clear Lake Reservoir. 1400 Comment
  CAS-BOT-BC49352  Microseris nutans Bruce Bartholomew 1991-6-20 5781 Modoc NE side of Barber Ridge, 10 km NW of Adin on road to Fox Mountain. 1580 Comment
  CAS-BOT-BC49359  Microseris nutans Bruce Bartholomew 1989-7-15 5011 Modoc Manzanita Lookout, top of Manzanita Mountain. 2130 Comment
  JEPS35643  Microseris nutans Milo S. Baker 1893-6-18 Modoc Pine timber Comment
  JEPS5950  Microseris nutans Frances D. Payne 1931-6-29 289 Modoc e slope Warren Peak (head of Cottonwood Creek); Warner Mountains, , e slope of Warre 2286 Comment
  RSA504658  Microseris nutans Bruce Bartholomew, B. Anderson 1988-7-23 4580 Modoc Dismal Swamp, Warner Mountains. 2180 Comment
  POM204117  Microsteris gracilis subsp. gracilis J. T. Howell 1934-6-12 12023 Modoc Warner Mountains: Plum Valley Comment
  UC103785  Mimulus angustatus Mrs. R. M. Austin 1900-1-1 Modoc Comment
  UC69690  Mimulus breweri Mrs. M. H. Manning 1903-8-21 315 Modoc Mt. Bidwell 1981 Comment
  CHSC115532  Mimulus guttatus Lowell Ahart; John Dittes 2015-7-16 20363 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destoryed), 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 Beiber, Big Valley. 1267 Comment
  HSC20733  Mimulus guttatus M. T. Milligan 1964-6-25 90 Modoc Upper Lassen Creek 1829 Comment
  UCR131601  Mimulus lewisii L. C. Wheeler 1935-8-8 3807 Modoc Warner Mtns., Consolidated Mine, Pine Creek 2287 Comment
  RSA293355  Mimulus lewisii Reino Alava 1957-7-5 1159 Modoc Cedar Pass, Modoc National Forest. Warner Mountains. Comment
  RSA503241  Mimulus lewisii Bruce Bartholomew, B. Anderson 1988-7-22 4537 Modoc Side Creek, W side of Lake City Canyon, E side of the Warner Mountains. 1980 Comment
  UC27044  Mimulus lewisii Mrs. R. M. Austin Sept. 1894 Modoc Cedarville Canyon Comment
  UC1063132  Mimulus microphyllus R. C. Wilson 1933-6-4 39 Modoc Rush Creek Modoc National Forest, Canby Quadrangle Comment
  UC445163  Mimulus nanus var. jepsonii Franklin P. Nutting 1893-6-8 Modoc near Egg Lake Comment
  HSC20809  Mimulus nanus var. nanus M. T. Milligan 1964-7-1 124 Modoc Howard's Gulch Campground on Hwy. 139 1372 Comment
  RSA185425  Mimulus nanus var. nanus Clare B. Hardham 1961-6-19 7827 Modoc Cogswell Creek. 1524 Comment
  HSC80803  Mimulus primuloides var. primuloides G. M. Riegel 1980-8-6 997 Modoc S Warner Mtns. 2100 Comment
  UC100828  Mimulus tricolor Milo S. Baker Modoc Forestdale Comment
  CAS-BOT-BC95216  Minuartia nuttallii Annie Montague Alexander; L. Kellogg 1946-7-30 5093 Modoc Eagle Peak, Warner Mts. Comment
  UC465880  Minuartia nuttallii subsp. fragilis M. F. Gilman 602 Modoc 1676 Comment
  CHSC109493  Minuartia nuttallii var. gracilis L. P. Janeway; B. Castro 2012-7-26 11008 Modoc Warner Mountains. Top of Yellow Mountain; topmost part and western edge (at the edge of a steep dropoff to the northwest). 2463 Comment
  CAS-BOT-BC222026  Monardella odoratissima subsp. glauca Marion Ownbey; Fred G. Meyer 1940-7-1 2150 Modoc Cedar Peak, Warner Mts. Comment
  CAS-BOT-BC221999  Monardella odoratissima subsp. glauca Clare B. Hardham 1975-8-1 20580 Modoc North slopes Bear Mt. Cedar Pass, Warner Mountains 2133 Comment
  UC25490  Monardella odoratissima subsp. glauca Milo S. Baker 1893-7-8 Modoc Comment
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Oct 10 2006
  CAS-BOT-BC179358  Monardella odoratissima subsp. pallida Belknap C. Goldsmith 1912-7-1 58 Modoc Little Hot Spring Valley. 1219 Comment
  CAS-BOT-BC179360  Monardella odoratissima subsp. pallida Bruce Bartholomew 1991-8-6 6079 Modoc Emerson Trail at junction with S Emerson trail, E side of Warner Mts. 2160 Comment
  JEPS59835  Monolepis nuttalliana Frances D. Payne 1932-7-10 696 Modoc s. and e. of Alturas; Warner Mts., Parker Creek 1584 Comment
  HSC68841  Montia chamissoi Gary Schoolcraft 1980-7-22 328 Modoc Lake City Canyon W of Lake City 2195 Comment
  CHSC117849  Montia dichotoma L. P. Janeway 2016-5-16 11997 B 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
  CAS-BOT-BC197509  Montia fontana Alice Eastwood; John Thomas Howell 1940-6-13 8194 Modoc W side of Cedar Pass. Comment
  NY497765  Montia fontana B. M. Bartholomew 1989-6-2 4845 Modoc Vicinity of Stough Reservoir, Warner Mountains 1950 Comment
  CAS-BOT-BC197543  Montia linearis Bruce Bartholomew; Barrett Anderson 1988-5-12 4104 Modoc White Horse. 1340 Comment
  SEINET3025752  Montia linearis Annie M. Alexander, Louise Kellogg 1946-6-14 4755 Modoc Patterson Mill-- Silver Creek roads 1830 Comment
  UC71834  Montia linearis Mrs. M. H. Manning 1903-5-1 99 Modoc near Fort Bidwell (in north-eastern Modoc County) Comment
  SBBG21245  Muhlenbergia asperifolia B. Crampton 1954-7-8 Modoc W edge of Alturas Comment
  SACT001578  Muhlenbergia asperifolia Herbert Mason 1947-8-15 Modoc Mouth of creek on Willow Ranch, east of Goose Lake. Comment
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Aug 21 2013
  UC1137050  Muhlenbergia filiformis August L. Hormay 1932-7-15 Modoc Crowder Ranger Station Comment
  CAS-BOT-BC247563  Muhlenbergia richardsonis Leland S. Smith 1924-5-31 s.n. Modoc Egg Lake. 1310 Comment
  RSA722575  Munroa squarrosa Richard Halse 2006-8-3 6988 Modoc Along Jess Valley Road ca. 4 miles east of Likely, just past bridge over the Pit River. 1387 Comment
  CAS-BOT-BC58782  Myosotis micrantha Bruce Bartholomew; Barrett Anderson 1989-6-1 4748 Modoc ca. 0.5 km W of Davis Creek on road to S end of Goose Lake. 1460 Comment
  CAS-BOT-BC58781  Myosotis scorpioides Annie Montague Alexander; L. Kellogg 1946-6-28 4866 Modoc Pine Creek Canyon, Warner Mountains 1615 Comment
  CAS-BOT-BC217292  Myosurus minimus Bruce Bartholomew; Barrett Anderson 1989-6-3 4909 Modoc ca. 6 km NW of Egg Lake and ca. 0.8 km E of Service Flat Gulch. 1370 Comment
  CHSC117847  Myosurus minimus L. P. Janeway 2016-5-16 11998 Modoc Modoc Plateau. Devils Garden area; along Road 46N05A (Applegate Trail Southern Route) 0.3 km west of Road 46N02; 2.4 air-km east-southeast of Green Tank Reservoir and Green Spring Reservoir. 1569 Comment
  SJSU9632  Myosurus minimus W. Savage 1979-7-7 1451 Modoc Triangle, W side Fairchild Swamp Unit, Modoc National Forest 1493 Comment
  RSA399952  Myosurus minimus var. filiformis Christopher Davidson 1973-5-26 2151 Modoc 1 mile N of Adin Summit on St. Hwy 299; Modoc Nat'l Forest 1524 Comment
  CHSC114295  Myriophyllum sibiricum B. Villegas 2008-7-24 Modoc Alturas; Modoc National Wildlife Refuge; Dorris Canal. Comment
  SEINET3156163  Nama demissa L. S. Rose 1940-6-14 40581 Modoc Mammoth Cave, 5 miles W of Perez 1280 Comment
  CAS-BOT-BC179316  Nama densa Bruce Bartholomew 1991-5-24 5716 Modoc Surprise Valley, 7.7 km NE of County Rd. 37 on County Rd. 38, at the Nevada State boundary. 1370 Comment
  POM261001  Nama densa Alice Eastwood, J. T. Howell 1940-6-13 8156 Modoc East side of Fandango Pass. Comment
  CAS-BOT-BC198016  Navarretia breweri John Thomas Howell 1934-6-12 11988 Modoc 9 mi. S of Davis Creek. Comment
  POM301668  Navarretia breweri Marion Ownbey, Fred G. Meyer 1940-7-1 2146 Modoc West slope of Cedar Peak, Warner Mountains Comment
  UC23424  Navarretia capillaris M. S. Baker and Frank Nutting 1894-6-29 Modoc Big Valley near Lookout; Big Valley near Lookout Comment
  CAS-BOT-BC198001  Navarretia divaricata subsp. divaricata Alice Eastwood; John Thomas Howell 1940-6-14 8218 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC197997  Navarretia divaricata subsp. vividior Bruce Bartholomew; Barrett Anderson 1988-6-25 4396 Modoc Ryan Canyon, N of Adin. 1390 Comment
  UC1178968  Navarretia intertexta Herbert L. Mason 1946-7-13 13440 Modoc s of Goose Lake (Highway 395); Joseph Creek Comment
  CHSC117237  Navarretia intertexta subsp. intertexta Lowell Ahart; John Dittes 2016-7-16 4179 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-BC197975  Navarretia intertexta subsp. propinqua Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10604 Modoc 8.5 mi. from Patterson Ranger Station on Eagleville road, Warner Mts. Comment
  CAS-BOT-BC197979  Navarretia intertexta subsp. propinqua John Thomas Howell 1934-6-30 12291 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC197989  Navarretia intertexta subsp. propinqua Annie Montague Alexander; L. Kellogg 1946-7-7 4932 Modoc Eight Mile Creek, NE corner of county. 1752 Comment
  POM261442  Navarretia intertexta subsp. propinqua Alice Eastwood, J. T. Howell 1940-6-13 8131 Modoc West side of Fandango Pass. Comment
  RSA164307  Navarretia intertexta subsp. propinqua Clare B. Hardham 1961-6-19 7840 Modoc Willow Creek. Warner Mountains. Comment
  UC711866  Navarretia intertexta subsp. propinqua Roxana S. Ferris and Laura Lorraine 1941-8-14 10604 Modoc 8.5 mi from Patterson Ranger Station (on Eagleville road); Warner Mountains, Modoc National Forest Comment
  SJSU9551  Navarretia leptalea W. Savage 1979-7-3 1285 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  RSA601499  Navarretia leptalea L. C. Wheeler 1935-8-13 3833 Modoc Warner Mountains: Barnes Creek. Mount Diable Meridian. 1829 Comment
  CAS-BOT-BC197974  Navarretia leucocephala subsp. leucocephala Bruce Bartholomew; Barrett Anderson 1988-7-21 4426 Modoc S end of Whitehorse Flat Reservoir. 1340 Comment
  CAS-BOT-BC197961  Navarretia leucocephala subsp. minima M. Vasey 1990-6-30 9041 Modoc Near Curtiss Waterhole, NW of Egg Lake. 1300 Comment
  UC908645  Navarretia leucocephala subsp. minima Louis C. Wheeler 1935-8-2 3746 Modoc Twelve-mile Creek Warner Mts. 2194 Comment
  POM256468  Navarretia sinistra L. C. Wheeler 1935-8-13 3833 Modoc Warner Mountains: Barnes Creek. Mount Diable Meridian. 1829 Comment
  POM520383  Navarretia sinistra Bruce Bartholomew, B. Anderson 1990-7-21 5588 Modoc Bear Flat, W side of Warner Mts, Ranger Station, Station, E side of Warner Mts. 1830 Comment
  CHSC111104  Navarretia tagetina Lowell Ahart; John Dittes 2012-7-12 18370 Modoc North edge of Ash Creek, south of the gravil pit, about 1/8 mile east of the parking area on the east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) northeast of Bieber, Big Valley. 1266 Comment
  SEINET10458448  Nemacladus rigidus Plummer PLUMMER s.n. Modoc Near Donner Lake 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
  UC1021934  Nemophila parviflora var. austiniae Rolf Y. Berg 1955-6-22 Modoc Cedar Pass Campground Modoc National Forest, Cedar Pass Campground Comment
  CAS-BOT-BC179291  Nemophila pedunculata Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-11 6494 Modoc Junction of Crowder Flat Road and the road to the N side of Big Sage Reservoir. 1580 Comment
  UC71581  Nemophila pedunculata Mrs. M. H. Manning 1903-5-5 107 Modoc near Fort Bidwell (in north-eastern Modoc County); near Fort Bidwell Comment
  RSA271928  Nemophila pedunculata Christopher Davidson 1975-6-4 2625 Modoc 0.8 miles east of Upper Rush Creek Camp on dirt road off Highway 299 ca. 7 miles west of Adin. Seepage area to left of road. 1662 Comment
  UC25540  Nepeta cataria Milo S. Baker 1894-8-25 Modoc Forestdale 1371 Comment
  CHSC34509  Nicotiana attenuata J. D. Prouty 1980-8-9 1148 Modoc Ca. 2 mi e of Cedarville, n side of Rd 299 as it intersects w margin of Middle Alkali Lake. Comment
  CAS-BOT-BC245373  Nicotiana attenuata Fred. P. Cronemiller 1919-11-3 12 Modoc Shore of Goose Lake. 1432 Comment
  CAS-BOT-BC49368  Nothocalais troximoides K. Paulson; Robert Paulson 1988-5-24 11 Modoc Parker Creek, Warner Mts.. 1524 Comment
  CAS-BOT-BC49370  Nothocalais troximoides Bruce Bartholomew; Barrett Anderson 1988-5-14 4206 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  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
  RSA0013785  Nuphar lutea subsp. polysepala L. C. Wheeler 1935-8-14 3846 Modoc Lily Lake, Pine Creek, Warner Mts. 2073 Comment
  UC1546992  Nuphar lutea subsp. polysepala Leila M. Shultz, John S. Shultz 1985-6-23 8600 Modoc at crossing 14 mi n of Likely (south fork of the Pit River); Pit River 1371 Comment
  POM38616  Oenothera deltoides subsp. piperi R. M. Austin 1897-8-26 1641 Modoc Lost River Comment
  CAS-BOT-BC190804  Oenothera elata subsp. hirsutissima Mrs. M. H. Manning 1904-7-1 209 Modoc Fort Bidwell. Comment
  CAS-BOT-BC190805  Oenothera elata subsp. hirsutissima Bruce Bartholomew 1991-10-13 6127 Modoc Ca. 1.5 km SE of Adin on County Road 88. 1240 Comment
  JEPS124353  Oenothera elata subsp. hirsutissima Lowell Ahart, John Dittes 2015-7-16 20361 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CHSC107332  Oenothera flava Lowell Ahart; John Dittes 2011-6-21 17515 Modoc About 200 yards west of the fence, south edge of the meadow, Ash Creek State Wildlife Area, about 2,000 feet north of Lassen County Line, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  UC726198  Oenothera flava subsp. flava A. A. Heller 1941-6-26 16210 Modoc along US Hwy 299 five mi w Alturas Comment
  CDA7566  Onopordum acanthium T. C. Fuller 1957-9-18 339 -57 Modoc Alturas. 0 Comment
  UCD134664  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc south side of 4th Street, east of East Street, Alturas. Comment
  UCD134666  Onopordum acanthium T. C. Fuller 1959-7-8 2795 Modoc south side of 4th Street, east of East Street, Alturas. Comment
  CAS-BOT-BC50377  Onopordum acanthium subsp. acanthium Thomas C. Fuller 1958-7-9 900 -58 Modoc Alturas. Comment
  JEPS26036  Onopordum acanthium subsp. acanthium T. C. Fuller 1959-7-8 2795 Modoc Alturas; S/4th St., E/East St. Comment
  CAS-BOT-BC190798  Orobanche corymbosa Bruce Bartholomew 1994-7-1 6745 Modoc 7.6 km NW of County Road 91 between Lookout and Lookout Jct. on County road 93. 1280 Comment
  CAS-BOT-BC190783  Orobanche uniflora Edward Kent Balls 1950-5-18 14756 Modoc N of Upper Rush Creek Public Camp, 2.5 mi. E of Hwy 299. 1737 Comment
  UC27899  Orobanche uniflora subsp. occidentalis M. S. Baker and Frank Nutting 1894-6-8 Modoc Near Egg Lake. Comment
  CAS-BOT-BC95701  Orthilia secunda Elmer Ivan Applegate 1932-8-6 8213 Modoc Moist woods above Lily Lake, Bidwell Mountains. Comment
  CAS-BOT-BC95702  Orthilia secunda Leland S. Smith 1917-9-18 161 Modoc Lassen Creek. 2133 Comment
  RSA165574  Orthocarpus attenuatus Clare B. Hardham 1961-6-18 7804 Modoc Lava flows, north fork Pitt R. 3.3 miles SW Cedar Pass Rd. 1372 Comment
  CAS-BOT-BC232319  Orthocarpus cuspidatus subsp. copelandii Annie Montague Alexander; L. Kellogg 1946-7-7 4923 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC232324  Orthocarpus cuspidatus subsp. copelandii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 93 Modoc Above Parker Creek. 1828 Comment
  CAS-BOT-BC232325  Orthocarpus cuspidatus subsp. copelandii Elmer Ivan Applegate 1932-7-31 7966 Modoc Mill Creek Meadows. 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
  JEPS15913  Osmorhiza berteroi L. S. Smith 1918-7-22 1003 Modoc Blue Lake near Ranch; S. Warner Mts., Modoc Forest, Blue Lake 1828 Comment
  CAS-BOT-BC15737  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1988-6-24 4338 Modoc Cave Lake, W side of the Warner Mts.. 2130 Comment
  CAS-BOT-BC15738  Osmorhiza chilensis Bruce Bartholomew; Barrett Anderson 1988-6-23 4284 Modoc Widow Valley, 18.0 km W of Day on County Road 94. 1230 Comment
  CAS-BOT-BC15748  Osmorhiza occidentalis C. C. (Mrs.) Bruce 1894-7-1 66 Modoc Lake City Canyon. Comment
  UC21056  Osmorhiza occidentalis Mrs. R. M. Austin and Bruce June, 1898 2263 Modoc Lake City Mt. Comment
  CAS-BOT-BC50301  Packera cana Bruce Bartholomew 1990-6-17 5357 Modoc 11.3 km N of Buck Creek Ranger Station, a crest of the Warner Mountains. 2130 Comment
  CAS-BOT-BC50302  Packera cana Annie Montague Alexander; L. Kellogg 1946-6-17 4784 Modoc Cedar Pass road. 1767 Comment
  CAS-BOT-BC50305  Packera cana John Thomas Howell 1934-6-30 12265 Modoc Duncan Horse Camp. 1355 Comment
  JEPS37603  Packera cana L. S. Smith 1918-7-7 975 Modoc Jess Valley Modoc National Forest 1524 Comment
  UC190691  Packera cana M. F. Gilman 592 Modoc 1676 Comment
  CAS-BOT-BC50277  Packera eurycephala var. eurycephala John Thomas Howell 1934-6-11 11915 A Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC50321  Packera eurycephala var. eurycephala Christopher Davidson 1975-6-4 2592 Modoc 0.4 mi. E of Hwy 395 on Hwy 299 towards Cedarville. 1379 Comment
  CAS-BOT-BC50322  Packera eurycephala var. eurycephala R. M. Austin; C. C. (Mrs.) Bruce 1898-6-1 2185 Modoc Likely. Comment
  SJSU9569  Packera subnuda var. subnuda W. Savage 1979-7-3 1317 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
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Jul 30 2012
  CAS-BOT-BC190773  Paeonia brownii K. Paulson; Robert Paulson 1988-6-11 36 Modoc W bank of Stough Reservoir, Warner Mts.. 1524 Comment
  UC1004188  Paeonia brownii W. A. Weber 1953-5-14 8372 Modoc 10 mi e Likely (w end of valley); Jess Valley 1432 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
  UCD86160  Pascopyrum smithii Beecher Crampton; Carl Rimbey 1954-7-7 2123 Modoc Modoc County, Alturas, vacant lot adjacent to Lederer Building. Comment
  POM126423  Paxistima myrsinites Franklin P. Nutting s.n. Modoc Near Forestdale. Comment
  CAS-BOT-BC232314  Pedicularis attollens Robert Patterson; Mona Bourell 1993-8-14 5216 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  CAS-BOT-BC232315  Pedicularis attollens K. Paulson; Robert Paulson 1989-7-4 168 Modoc Ca. 1 mi. S of Patterson Ranger Station, S end of Warner Mts. 2127 Comment
  UC27296  Pedicularis attollens Mrs. R. M. Austin Aug. 1894 Modoc Davis Creek Comment
  JEPS3861  Pedicularis groenlandica N. T. Mirov 1929-7-4 Modoc Lily Lake, about 1 mi s of Oregon-California boundary Lily Lake; Warner Mountains 2133 Comment
  POM203786  Pedicularis groenlandica J. T. Howell 1934-6-14 12140 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  UC748186  Pedicularis groenlandica Annie M. Alexander and Louise Kellogg 1946-6-28 4854 Modoc Pine Creek Canyon, n end of Warner Mountains Pine Creek Canyon; Warner Mountains 2240 Comment
  HSC72503  Penstemon davidsonii J. P. Smith, J. O. Sawyer 1973-8-8 7218 Modoc Near summit of Eagle Peak 2988 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
  CAS-BOT-BC232342  Penstemon davidsonii var. davidsonii Elmer Ivan Applegate 1932-8-3 8120 Modoc High arid summit of Warner Mts. just N of Eagle Peak. Comment
  UC748177  Penstemon deustus Annie M. Alexander and Louise Kellogg 1946-6-28 4868 Modoc Pine Creek Canyon , Pine Creek Canyon (n end of Warner Mountains) 1615 Comment
  CAS-BOT-BC245532  Penstemon gracilentus Robert Patterson; Mona Bourell 1993-8-14 5223 Modoc Patterson Lake. South Warner Wilderness Area. Warner Mountains. 2743 Comment
  UC748183  Penstemon gracilentus Annie M. Alexander and Louise Kellogg 1946-7-24 5079 Modoc Bear Camp Flat Warner Mountains, Bear Camp Flat 2286 Comment
  CHSC12956  Penstemon heterodoxus var. shastensis K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5820 Modoc W side of Egg Lake. 1295 Comment
  CAS-BOT-BC245523  Penstemon humilis var. humilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16496 Modoc SE flank of Glass Mt., near Modoc-Siskiyou county line. Comment
  SEINET10444628  Penstemon janishiae Noel H. Holmgren, Patricia K. Holgren 1978-1 8883 Modoc Crowder Flat road, 0.5 km (0.3 mile) from junction with California Highway 299 which is 5.6 km (3.5 miles) west of U.S. Highway 395 (Alturas) 1340 Comment
  SEINET11053001  Penstemon laetus subsp. roezlii Margaret J. Williams, A. Tiehm; J. Nachlinger 1988-6-2 88- 28 -7 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  CAS-BOT-BC245513  Penstemon laetus var. sagittatus John Thomas Howell 1934-6-30 12269 Modoc Duncan Horse Camp. Comment
  CAS-BOT-BC232517  Penstemon roezlii Bruce Bartholomew; Barrett Anderson 1989-6-2 4792 Modoc Long Canyon, 12 km NE of Fort Bidwell on the road to the Oregon border. 1550 Comment
  POM260431  Penstemon roezlii C. Leo Hitchcock 1940-5-27 6651 Modoc 9 miles northeast of Alturas. 1402 Comment
  SEINET211449  Penstemon roezlii J. L. Reveal 1971-6-22 2459 Modoc Along US Hwy 395 at Davis Creek 1454 Comment
  UC887106  Penstemon roezlii C. L. Hitchcock 1940-5-27 6651 Modoc 9 mi ne Alturas; ne of Alturas 1402 Comment
  SEINET183710  Penstemon roezlii L. Constance 1938-6-12 2335 Modoc Near foot of Banner Grade Cedar Pass rd 12.8 mi NE of Alturas W foothills of Warner Range 1463 Comment
  SEINET194804  Penstemon roezlii A. A. Heller 1941-6-25 16200 Modoc Plain W of the ascent to Cedar Pass Comment
  UC27497  Penstemon roezlii Milo S. Baker 1893-6 Modoc adobe soil Comment
  CAS-BOT-BC245496  Penstemon rydbergii var. oreocharis K. Paulson; Robert Paulson 1990-7-2 210 Modoc Dismal Swamp, Warner Mts. Comment
  POM44139  Penstemon rydbergii var. oreocharis R. M. Austin 1895-07 520 Modoc Goose Lake Valley. Comment
  SBBG27139  Penstemon rydbergii var. oreocharis C. L. Hitchcock 1940-5-28 6726 Modoc 15 mi N of Alturas 1402 Comment
  SBBG26833  Penstemon speciosus C. L. Hitchcock 1940-5-27 6666 Modoc 15 mi NE of Alturas 1615 Comment
  SEINET12319640  Penstemon speciosus N. H. Holmgren, Holmgren, P. K. 1978-1 8879 Modoc US hwy 395, 9.5 km N of Davis Creek 1490 Comment
  CAS-BOT-BC140470  Peraphyllum ramosissimum Lillian Mott 1976-5-29 15 LM76 Modoc Devil's Garden north of Alturas 1402 Comment
  CAS-BOT-BC214726  Peraphyllum ramosissimum K. Paulson; Robert Paulson 1989-5-8 114 Modoc 6 mi. W of Alturas on Hwy 299. 1341 Comment
  CAS-BOT-BC214728  Peraphyllum ramosissimum Mrs. H. C. Cantelow 1940-5-3 s.n. Modoc 3 mi. E of Canby. Comment
  CAS-BOT-BC214731  Peraphyllum ramosissimum Elmer Ivan Applegate 1897-6-5 849 Modoc Along Pit River below Alturas. Comment
  CAS-BOT-BC15711  Perideridia bolanderi subsp. bolanderi R. K. Gierisch; D. H. Esplin 1969-7-15 3542 Modoc Modoc County. 1524 Comment
  CAS-BOT-BC15712  Perideridia oregana Isabelo T. Kelly 1930-1-1 18 Modoc Near Davis Creek. Comment
  CAS-BOT-BC95160  Peritoma serrulata C. C. (Mrs.) Bruce 1897-8-7 1732 Modoc Willow Ranch Comment
  CAS-BOT-BC218157  Persicaria maculosa L. A. M. Black 1894-9-1 62 Modoc Davis Creek. Comment
  HSC17557  Persicaria punctata M. T. Milligan 1964-8-21 231 Modoc S end of Dorris Reservoir Dam 1372 Comment
  UC748114  Phacelia hastata Annie M. Alexander and Louise Kellogg 1946-8-1 5116 Modoc Eagle Peak Warner Mountains (top) 3019 Comment
  CAS-BOT-BC179272  Phacelia hastata subsp. compacta Elmer Ivan Applegate 1932-8-3 8119 Modoc High summit of Warner Mts. N of Eagle Peak. Comment
  JEPS81022  Phacelia hastata subsp. compacta J. P. Smith and J. O. Sawyer 1973-8-8 7239 Modoc s slopes of peak Eagle Peak 2560 Comment
  CAS-BOT-BC179267  Phacelia hastata subsp. hastata Annie Montague Alexander; L. Kellogg 1946-7-7 4948 Modoc Eight Mile Creek. 1752 Comment
  CAS-BOT-BC180003  Phacelia heterophylla subsp. virgata Annie Montague Alexander; L. Kellogg 1946-6-10 4721 Modoc Lava bench between Lower and Snake Lakes, slope facing Lower Lake. Comment
  UC24490  Phacelia heterophylla subsp. virgata M. S. Baker and Frank Nutting 1894-6-8 Modoc Little Hot Spring Valley Comment
  HSC13664  Phacelia heterophylla subsp. virgata M. T. Milligan 1966-6-19 470 Modoc E slope of eroded volcanic plateau 1677 Comment
  HSC13666  Phacelia heterophylla subsp. virgata M. T. Milligan 1964-6-20 72 Modoc 1 mi. E of Hwy. 395 on Hwy. 299 1524 Comment
  UC1228323  Phacelia heterophylla subsp. virgata L. R. Heckard 1952-6-19 310 Modoc about 7 mi ne Alturas (on road to Cedarville) 1371 Comment
  HSC30046  Phacelia humilis D. H. Norris, T. Nelson, S. Dowty 1971-6-22 19313 Modoc Soup Springs Campground Comment
  UC1191850  Phacelia humilis Herbert L. Mason 1948-7-18 13620 Modoc Cedar Pass Warner Mountains Comment
  UC735037  Phacelia humilis Lincoln Constance 1946-7-4 3102 Modoc above Thom's Creek (17 mi ne of Alturas); Warner Mountains 1676 Comment
  UC1084735  Phacelia humilis R. Ornduff 1957-7-6 4228 Modoc 1 mi e Benton Meadow (on road from Lake City to Davis Creek); Warner Mts. 1828 Comment
  UC619272  Phacelia humilis J. and H. W. Grinnell 1938-6-16 1110 Modoc Cedar Pass Summit Warner Mountains 1935 Comment
  CAS-BOT-BC179972  Phacelia humilis var. humilis M. M. Hanna 1956-6-5 s.n. Modoc Cedar Pass Camp ground. Comment
  CAS-BOT-BC179982  Phacelia humilis var. humilis Annie Montague Alexander; L. Kellogg 1946-7-18 5012 Modoc Benton Meadow. 2072 Comment
  CAS-BOT-BC179991  Phacelia humilis var. humilis John Thomas Howell 1934-6-13 12062 Modoc Fandango Pass. 1828 Comment
  RSA293422  Phacelia humilis var. humilis Reino Alava 1957-7-5 1179 Modoc About one mile east of Benton Meadows, Warner Mountains. Comment
  CAS-BOT-BC179967  Phacelia inundata John Thomas Howell 1934-7-2 12357 Modoc E side of Clear Lake. Comment
  CAS-BOT-BC179947  Phacelia linearis Annie Montague Alexander; L. Kellogg 1946-6-18 4798 Modoc Patterson Mill-Silver Creek Rd. 1828 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
  SBBG22537  Phacelia ramosissima C. B. Hardham 1961-6-20 7872 Modoc Pine Crk Cyn 1676 Comment
  RSA165575  Phacelia ramosissima var. eremophila Clare B. Hardham 1961-6-20 7872 Modoc Pine Creek Canyon. 1677 Comment
  CAS-BOT-BC179936  Phacelia ramosissima var. ramosissima Francis Marion Ownbey; Frederick Gustav Meyer 1940-7-1 2156 Modoc Cedar Peak. Comment
  CAS-BOT-BC179938  Phacelia ramosissima var. ramosissima Annie Montague Alexander; L. Kellogg 1946-6-18 4807 Modoc Base of lava bluff facing Lower Lake. Comment
  UC748116  Phacelia ramosissima var. ramosissima Annie M. Alexander and Louise Kellogg 1946-7-24 5066 Modoc trail to Emerson Camp Warner Mountains, Bear Camp Flat Comment
  UC748113  Phacelia sericea var. ciliosa Annie M. Alexander and Louise Kellogg 1946-7-29 5090 Modoc head of creek Warner Mountains, Eagle Creek (at base of cliff below divide) Comment
  CAS-BOT-BC179921  Phacelia tetramera Bruce Bartholomew; M; M. Gilbert; L. E. Skog 1993-5-10 6458 Modoc Near Eagleville Airport, E side of Surprise Valley. 1400 Comment
  CAS-BOT-BC179908  Phacelia thermalis Milo Samuel Baker 1899-8-18 Modoc Hot Spring Valley. Comment
  CAS-BOT-BC179911  Phacelia thermalis Barrett Anderson 1986-7-9 3149 Modoc Crowder Flat Rd, 3.2 km off Hwy 299. 1510 Comment
  POM261000  Phacelia thermalis Alice Eastwood, J. T. Howell 1940-6-15 8287 Modoc 9 miles N of Lookout Comment
  UC726937  Phacelia thermalis A. A. Heller 1941-6-26 16220 Modoc three mi w Canby (along hwy) Comment
  RSA252412  Phalaris arundinacea R. F. Thorne, C. W. Tilforth 1969-9-5 39185 Modoc Pine Creek where it is crossed by Hwy 395, 3.4 miles S of Alturas. 1341 Comment
  UC70676  Phleum alpinum Mrs. M. H. Manning 1904-8-27 433 b Modoc Mt. Bidwell; north-eastern Modoc County Comment
  POM313149  Phleum pratense H. L. Mason, Verne Grant 1947-7-10 13358 Modoc 1/4 mile west of Dorris Reservoir; 2 miles east of Alturas Comment
  UCD89652  Phleum pratense Leo Whitney 1935-7-2 s.n. Modoc Happy Camp. Comment
  CAS-BOT-BC197957  Phlox diffusa Bruce Bartholomew 1991-5-25 5743 Modoc McGinty Point, SW side of Goose Lake. 1470 Comment
  HSC75902  Phlox diffusa D. H. Norris, Thomas W. Nelson, S. Dowty 1971-6-22 19312 Modoc Soup Springs Campground Comment
  UC187799  Phlox diffusa Mrs. R. M. Austin 1889-1 Modoc hills e Goose Lake Goose Lake Comment
  POM129406  Phlox diffusa subsp. subcarinata M. French Gilman 590 Modoc Modoc Co. Mts. 1677 Comment
  SEINET3145512  Phlox douglasii E. K. Balls 1950-5-10 15959 Modoc Hwy. 395, 5.5 mi NE of Alturas, 0.5 mi before junction 1524 Comment
  CAS-BOT-BC197930  Phlox douglasii subsp. rigida Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10580 A Modoc 3 mi. from Patterson Ranger Station on road to Eagleville. Comment
  UCR66592  Phlox douglasii subsp. rigida Christopher Davidson 1975-6-4 2604 Modoc Hwy 299 (toward Cedarville), 2.2 mi. east of hwy 395 1500 Comment
  RSA488038  Phlox douglasii subsp. rigida Bruce Bartholomew, B. Anderson 1988-5-12 4128 Modoc 13 km NNE of Adin on State Highway 229 at turnoff to Higgins Flat on USFS road 41N11. 1440 Comment
  UCR87503  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 1993-5-4 s.n. Modoc 25.6 miles NW of Canby along Calif. Hwy 139 1280 Comment
  CAS-BOT-BC197891  Phlox hoodii subsp. canescens Leland S. Smith 1917-7-2 73 Modoc Warren Mt. 2133 Comment
  UCR247926  Phlox hoodii subsp. canescens J. R. Keck Jr., Wright 1991-5-30 PDR 725210 Modoc Tionesta, Modoc National Forest 1311 Comment
  CDA38650  Phlox hoodii subsp. canescens J. R. Keck Jr., Wright 1991-5-3 PDR# 725210 Modoc Tionesta; Modoc National Forest. Comment
  POM260879  Phlox hoodii subsp. lanata Alice Eastwood, J. T. Howell 1940-6-14 8239 Modoc Between Mammoth Cave and Lava Beds National Monument. Comment
  SEINET3145526  Phlox longifolia E. K. Balls 1950-5-10 15958 Modoc Hwy 395, 8.5 mi NE of Alturas 1524 Comment
  CAS-BOT-BC197867  Phlox stansburyi Belknap C. Goldsmith 1912-5-8 45 Modoc 8 mi. NW of Alturas. Comment
  CAS-BOT-BC197872  Phlox stansburyi Bruce Bartholomew 1991-5-24 5727 Modoc 2.9 km NE of road between Fort Bidwell and Fee Reservoir on road to Big Mud Lake. 1680 Comment
  JEPS70004  Phlox stansburyi Frances D. Payne 1932-6-8 420 Modoc 3 mi n Alturas (on road to Cedarville) Comment
  JEPS127579  Phlox stansburyi var. brevifolia L. P. Janeway 2016-5-18 12052 Modoc Modoc Plateau. Between Goose Lake and the Devils Garden area; upland along southwest side of Goose Lake about 2.1 air-km southwest of north end of Road 48 causeway across the lake. McGinty Point 7.5' Quad. Comment
  CAS-BOT-BC58315  Phoenicaulis cheiranthoides Bruce Bartholomew; M. Gilbert; L. E. Skog 1993-5-11 6507 Modoc Fletcher Creek near crossing by Crowder Flat Road. 1600 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
  CAS-BOT-BC58577  Phoenicaulis cheiranthoides Alice Eastwood; John Thomas Howell 1940-6-13 8139 Modoc Fandango Pass. Comment
  CAS-BOT-BC58578  Phoenicaulis cheiranthoides Elmer Ivan Applegate 1937-5-13 11088 Modoc Lava Beds Nationa Monument, Gillam Bluff. Comment
  CAS-BOT-BC58584  Phoenicaulis cheiranthoides C. L. Hitchcock 1940-5-27 6673 Modoc 15 mi. NE of Alturas. 1615 Comment
  CHSC54181  Phoenicaulis cheiranthoides Vernon H. Oswald 1991-5-28 4633 Modoc North side of parking area on the southeast side of Pilot Butte, Ash Creek Wildlife Area, ca. 5.5 miles north-northeast of Bieber. 1264 Comment
  OBI48064  Phoenicaulis cheiranthoides Rhonda Riggins 1989-4-28 1660 Modoc Pencil Rd. 4.1 m N of Hwy 395 E of Alturas. 1402 Comment
  UC117652  Phoenicaulis cheiranthoides unknown Apr. 1890 465 Modoc Goose Lake Valley Comment
  CDA19728  Phoenicaulis cheiranthoides unknown Modoc Modoc Plateau; Boles Creek Slab. 0 Comment
  UCD89843  Phragmites australis Herbert L. Mason 1947-8-11 13501 Modoc Highway 81, north of Modoc-Lassen County line. Comment
  SEINET7297281 Image available Phragmites australis Herbert L. Mason 1947-1 13501 Modoc Highway 81, north of Modoc- Lassen County Line Comment
  UCR129385  Pilularia americana L. C. Wheeler 1935-9-17 3990 Modoc Everly Reservoir, Devil's Garden 1524 Comment
  SEINET10816816  Pinus contorta subsp. murrayana Karen M. Meyer, Andrew Townesmith 2007-9-16 Meyer 215 Modoc Modoc National Forest, 8.5 mi. on Hwy. 23 which turns into 31, south of Cedarville, CA. 2218 Comment
  UCD134513  Pinus contorta subsp. murrayana K. M. Meyer; A. Townesmith 2007-9-16 215 Modoc Modoc National Forest, 8.5 miles on Hwy. 23 which turns into 31, south of Cedarville, CA. 2218 Comment
  POM120072  Pinus contorta var. murrayana Mrs. R. M. Austin 1895-08 267 Modoc Goose Lake Comment
  HSC80918  Pinus monticola G. M. Riegel 1979-9-1 726 Modoc S Warner Mtns. 1670 Comment
  UCSB18012  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
  NY60274  Pinus washoensis B. M. Bartholomew 1994-7-2 6821 Modoc Just north of South Fork of Davis Creek near the crest of the Warner Mountains 2300 Comment
  CAS-BOT-BC242223  Piperia unalascensis Leland S. Smith 1922-7-20 1302 Modoc Field redacted by CAS, contact the data manager for more information 1905 Comment
  CAS-BOT-BC58785  Plagiobothrys bracteatus Bruce Bartholomew; Barrett Anderson 1988-6-23 4250 Modoc 4.2 km NW of Day. 1020 Comment
  UC1191851  Plagiobothrys cusickii Herbert L. Mason and Verne Grant 1947-7-12 13421 Modoc s of Alturas (near s end of w side road, along railroad tracks); Pit River Valley Comment
  SJSU9624  Plagiobothrys cusickii W. Savage 1979-7-7 1435 Modoc Triange, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UC748449  Plagiobothrys hispidulus Annie M. Alexander and Louise Kellogg 1946-7-6 4914 Modoc in wash 3.5 mi e Eagleville Comment
  CAS-BOT-BC58789  Plagiobothrys hispidus John Thomas Howell 1934-6-13 12067 Modoc Fandango Pass. 1828 Comment
  CAS-BOT-BC58794  Plagiobothrys leptocladus Alice Eastwood; John Thomas Howell 1940-6-13 8165 Modoc Surprise Valley, 6 mi. S of Fort Bidwell. Comment
  POM204140  Plagiobothrys mollis J. T. Howell 1934-6-15 12197 Modoc Alturas. Comment
  CAS-BOT-BC58800  Plagiobothrys mollis var. mollis K. Paulson; Robert Paulson 1989-7-2 157 Modoc Vicinity of Craig Spring, ca. 2 mi. NE of Happy Camp. 1447 Comment
  CHSC66294  Plagiobothrys mollis var. mollis Vernon H. Oswald 1996-6-27 7903 Modoc Modoc Plateau. Dorris Reservoir, Modoc National Wildlife Refuge, ca. 3 mi E of Alturas. 1335 Comment
  CAS-BOT-BC58796  Plagiobothrys mollis var. mollis Herbert Louis Mason; Verne Grant 1947-7-12 13407 Modoc W side of South Fork of Pit River Valley, SW of Alturas. Comment
  UC24562  Plagiobothrys reticulatus M. S. Baker and Frank Nutting 1894-6-4 Modoc Little Hot Spring Valley Comment
  GMDRC7868  Plagiobothrys salsus Ron Kelley 2006-6-27 Modoc Surprise Valley: east of Warner Mountains, near Cedarville 1363 Comment
  GMDRC5825  Plagiobothrys salsus R. B. Kelley 2005-6-26 883 Modoc along SR 299 Comment
  RSA0020681  Plagiobothrys salsus R. B. Kelley 2005-6-26 883 Modoc Along SR 299. No specific locality data provided. Comment
  RSA495518  Plagiobothrys scouleri Elaine Joyal, D. Mehlman 1988-6-27 1287 Modoc Warner Mts., Jess Valley. 1500 Comment
  UCR165709  Plagiobothrys scouleri var. hispidulus David A. Charlet 1989-8-15 505 Modoc Warner Mountains; 1.2 km NW of Eagle Peak 2550 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
  RSA128303  Plagiobothrys stipitatus var. micranthus P. H. Raven, Otto T. Solbrig 1958-6-18 13326 Modoc Eastern outskirts of Lookout Comment
  SD130520  Plagiobothrys stipitatus var. micranthus B. Bartholomew, B. Anderson 1988-6-23 4250 Modoc 4.2 km northwest of Day. 1020 Comment
  UC1587097  Plagiobothrys stipitatus var. micranthus G. Schoolcraft 1991-6-18 2164 Modoc about 4 mi ne Adin (w of Hwy 299) 1304 Comment
  RSA611432  Plagiobothrys stipitatus var. micranthus L. C. Wheeler 1935-8-18 3893 Modoc 2 miles northeast of Alturas 1357 Comment
  CHSC99955  Plantago major Lowell Ahart; John Dittes 2008-8-25 15315 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
  JEPS123861  Plantago major Lowell Ahart, John Dittes 2015-7-16 20388 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  CAS-BOT-BC242213  Platanthera dilatata var. leucostachys Bruce Bartholomew 1991-7-6 5998 Modoc Field redacted by CAS, contact the data manager for more information 1580 Comment
  UC71857  Platanthera leucostachys Mrs. M. H. Manning 1903-8-9 316 Modoc near Fort Bidwell (ne Modoc County) Comment
  JEPS64453  Platanthera stricta Leland S. Smith 1918-6-22 943 Modoc n-nw slope along creek Modoc Forest, High Grade District, Pine Creek 1828 Comment
  CAS-BOT-BC245398  Plectritis macrocera Bruce Bartholomew; Barrett Anderson 1989-4-29 4665 Modoc W side of Upper Alkali Lake, 7 km S of Fort Bidwell, Surprise Valley. 1370 Comment
  HSC21688  Plectritis macrocera M. T. Milligan 1965-7-1 406 Modoc Plateau W of Jess Valley. 1829 Comment
  UC748196  Pleiacanthus spinosus Annie M. Alexander and Louise Kellogg 1946-7-5 4910 Modoc Lava Cliff, west Lower Lake. Comment
  SEINET190958 Image available Poa annua A. A. Beetle 1941-6-29 2832 Modoc Near summit Cedarville Pass 2118 Comment
  CAS-BOT-BC247580  Poa cusickii Bruce Bartholomew 1991-6-23 5872 Modoc W side of Ingall Swamp, Devil's Garden. 1510 Comment
  CAS-BOT-BC255129  Poa cusickii Isabel T. Kelly 1930-1-1 22 Modoc Unspecified Comment
  HSC80838  Poa pratensis G. M. Riegel 1979-7-13 527 Modoc South Warner Mtns. 2100 Comment
  RSA534587  Poa pratensis Bruce Bartholomew, B. Anderson 1990-7-21 5580 Modoc Homestead Flat, ca. 2.5 km E. of Patterson Ranger Station, E. side of Warner Mts. 2160 Comment
  UCD91855  Poa pratensis J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  SEINET10966925  Poa pratensis Billy Joe Cox, David B. Dunn 1971-6-3 Cox 2615 Modoc 4 mi S of Davis Creek on US Hwy 395; in very mesic grassland-sedge meadow; lupines very sparse and approximately a week or more behind the flowering of those near Alturas. 1402 Comment
  CAS-BOT-BC247610  Poa pratensis subsp. pratensis Bruce Bartholomew; Barrett Anderson 1990-7-21 5580 Modoc Homestead Flat, ca. 2.5 km E of Patterson Ranger Station, E side of Warner Mts. 2160 Comment
  CAS-BOT-BC247620  Poa pratensis subsp. pratensis Robert Patterson; Mona Bourell 1993-8-15 5274 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  JEPS120882  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Todd Sloat 2013-6-8 18767 Modoc About 300 yards NE of the Parking Area, NE of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber, Big Valley. Comment
  JEPS74050  Poa pratensis subsp. pratensis Frances D. Payne 1932-7-20 719 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  JEPS74051  Poa pratensis subsp. pratensis Frances D. Payne 1932-7-18 707 Modoc s and e Alturas (Parker Creek); Warner Mts 1584 Comment
  UC1024903  Poa pratensis subsp. pratensis Leo Whitney 1935-5-21 3112 b Modoc ca 15 mi nw Canby (Lake Joaquina, Hackamore); Modoc Nat'l Forest 1463 Comment
  UCD90410  Poa secunda J. C. Hayes 1935-6-25 s.n. Modoc Alturas. Comment
  CHSC85399  Poa secunda subsp. juncifolia John Dittes; Josephine Guardino 1991-7-21 441 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit, meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  UCD32687  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-6 2085 Modoc 4 miles N of Likely, along US Hwy 395. Comment
  UCD32723  Poa secunda subsp. juncifolia Beecher Crampton 1954-7-7 2161 Modoc 2.5 miles E of Alturas, near radio station KCNO. Comment
  UC1024915  Poa secunda subsp. juncifolia Leo Whitney 1935-6-28 3366 Modoc Redding-Alturas near Adin Comment
  CAS-BOT-BC247607  Poa secunda subsp. secunda John Thomas Howell 1934-7-1 12342 Modoc Duncan Horse Camp. 1355 Comment
  CAS-BOT-BC247668  Poa secunda subsp. secunda Elmer Ivan Applegate 1927-4-24 5004 Modoc Modoc Battle Ground, Lava Beds. Comment
  UCD32711  Poa secunda subsp. secunda Beecher Crampton 1954-7-7 2140 Modoc W side of Cedar Pass. Comment
  UCD90722  Poa secunda subsp. secunda J. E. Coke 1932-11-1 s.n. Modoc Modoc County. Comment
  UCD92095  Poa secunda subsp. secunda L. Whitney 1935-5-26 3156 b Modoc Ash Creek, 10 miles E of Adin. Comment
  CAS-BOT-BC252520  Poa wheeleri Bruce Bartholomew; Barrett Anderson 1989-6-2 4774 Modoc Buck Creek, 1 cm NE of Fandango Pass Road, W side of the Warner Mountains. 1660 Comment
  UCD91572  Poa wheeleri Beecher Crampton; Carl W. Rimbey 1954-7-6 2102 Modoc slope above Shields Creek, 20 miles east of Alturas. Warner Mountains. Comment
  CAS-BOT-BC179356  Pogogyne floribunda Bruce Bartholomew 1991-7-5 5937 Modoc Vicinity of the outlet of Dorris Brothers Reservoir. 1500 Comment
  SDSU19279  Pogogyne floribunda Michael Silveira 2007-7-24 20 Modoc Vernal pool North side of Highway 136 ca. 1 mile West of intersection of Crowder Flat Road and Clear Lake Reservoir Road. 1528 Comment
  CAS-BOT-BC248382  Pogogyne serpylloides Louis C. Wheeler 1935-8-25 3915 Modoc Modoc National Forest. Rim Rock Valley, Devil's Garden 1524 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
  CDA40274  Polemonium micranthum T. C. Fuller 1961-5-17 6956 Modoc Highway 395, 1 mile east of Alturas. 0 Comment
  SEINET7073592  Polyctenium fremontii A. G. Vestal 1955-5-18 s.n. Modoc Modoc lava on Route 139. Modoc National Forest. UTM Zone 10, 646374mE, 4627855mN. Coordinate datum: NAD27. Comment
  UC850123  Polygonum Lewis S. Rose 1940-6-14 40570 Modoc 8 mi nw of Canby 1524 Comment
  NY404673  Polygonum austiniae R. M. Austin 1886-1 s.n. Modoc Comment
  NY404674  Polygonum austiniae R. M. Austin 1886-1 s.n. Modoc Comment
  CAS-BOT-BC218130  Polygonum douglasii Bruce Bartholomew; Barrett Anderson 1988-7-21 4409 Modoc Whitehorse Mts., 11 km N of Day on the road to Whitehorse Flat Reservoir. 1340 Comment
  SEINET516151  Polygonum douglasii Vernon H. Oswald 1998-9-8 9589 Modoc County Rd. 93 adjacent to the RR at Lookout Junction northwest of Lookout. 1280 Comment
  POM319195  Polygonum douglasii Patricia Wilder 1971-6-20 5073 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
  UC6693  Polygonum douglasii subsp. austiniae Mrs. R. M. Austin and Bruce June 1898 134 Modoc Goose Lake Comment
  UC1191246  Polygonum douglasii subsp. douglasii Herbert L. Mason and Verne Grant 1937-7-13 13451 Modoc w end of pass near Goose Lake (on road to Fort Bidwell); Fandango Pass Comment
  CHSC100508  Polygonum douglasii subsp. spergulariiforme Lowell Ahart; John Dittes 2008-8-26 15342 Modoc On the bottom of Rose Creek, 550 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 2860 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  RSA293419  Polygonum kelloggii Reino Alava 1957-7-5 1165 Modoc Cedar Pass, Modoc National Forest, just east of the camp ground Comment
  CAS-BOT-BC218161  Polygonum polygaloides Bruce Bartholomew 1991-7-5 5935 Modoc Cow Head Tank, ca. 6 km NW of Dorris Brothers Reservoir. 1520 Comment
  CHSC14077  Polygonum polygaloides subsp. confertiflorum K. R. Stern; D. B. Joley, J. G. Geschke 1974-6-22 5826 Modoc W side of Egg Lake. 1775 Comment
  UC1060639  Polygonum polygaloides subsp. confertiflorum Herbert L. Mason 1957-7-6 14724 Modoc vernal pool near Plum Creek Camp Ground Comment
  CAS-BOT-BC218175  Polygonum polygaloides subsp. esotericum Bruce Bartholomew 1995-6-4 6966 Modoc 6.3 km NW of Country Road 91 on County Road 93 between Lookout and Egg Lake. 1260 Comment
  CAS-BOT-BC218179  Polygonum polygaloides subsp. esotericum Louis Cutter Wheeler 1935-8-25 3919 Modoc Rim Rock Valley Reservoir, Devil's Garden. 1524 Comment
  CAS-BOT-BC27102  Polygonum polygaloides subsp. esotericum Louis Cutter Wheeler 1935-8-25 3918 Modoc Rim Rock Valley Reservoir, Devils Garden. Modoc National Forest 1524 Comment
  CHSC117817  Polygonum polygaloides subsp. esotericum L. P. Janeway 2016-5-16 11975 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  CHSC67589  Polygonum polygaloides subsp. esotericum James D. Jokerst 1987-7-17 2953 Modoc Hwy. 139 NW of Canby, 300 m N of the highway at the SE edge of a large dry lake on a dry barren mudflat near the concrete overflow weir. Comment
  RSA603740  Polygonum polygaloides subsp. esotericum Louis C. Wheeler 1935-8-25 3919 Modoc Devil's Garden: Rimrock Valley Reservoir. 1524 Comment
  SJSU9598  Polygonum polygaloides subsp. esotericum W. Savage 1979-7-5 1366 Modoc Triangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD77935  Polygonum polygaloides subsp. esotericum Robert E. Preston 2000-7-18 1414 Modoc Ca. 15 mi nw of Canby, along Hwy 139, 0.1 mi e of Forest Service Rd 43N03. 1447 Comment
  CAS-BOT-BC218189  Polygonum polygaloides subsp. kelloggii Roxana Stinchfield Ferris; R. Duthie 1919-6-14 107 Modoc Above Parker Creek, Warner Mts. Comment
  UCD77950  Polygonum polygaloides subsp. kelloggii Robert E. Preston 2000-6-1 1359 Modoc Modoc Plateau, along Hwy 139, ca. 3 mi e of Forest Service Road 44N11. 1490 Comment
  CDA15890  Polygonum punctatum J. DiTomaso 2000-7-25 s.n. Modoc Modoc Plateau; Along Eastside Canal, 1/4 mi. W of US Hwy 395 off Jones Lane, and 1/2 mi. S of southern tip of Modoc National Wildlife Refuge. 1371 Comment
  CDA22857  Polygonum ramosissimum T. C. Fuller 1958-8-12 2068 Modoc Corporation Ranch, Likely. 0 Comment
  NY407628  Polygonum sawatchense A. 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 1828.8 Comment
  RSA204116  Polygonum sawatchense subsp. oblivium J. T. Howell 1934-6-14 12148 Modoc Near Lost Lake, Warner Mts. 2439 Comment
  CDA13459  Polygonum spergulariiforme G. F. Hrusa, T. D. Wilfred 1996-7-21 13306 Modoc Modoc Plateau; Adjacent to Modoc Co. Rd. 90 bridge over Pit River. E base of Splawn Mtn. N end of Big Valley. Comment
  CAS-BOT-BC252510  Polypogon monspeliensis Bruce Bartholomew 1992-5-15 6283 Modoc Vicinity of Leonard Hot Spring, E side of Surprise Valley. 1370 Comment
  UC1025022  Polypogon monspeliensis Leo Whitney 1935-7-17 3513 Modoc Hackamore Lake Joaquina (ca 15 mi nw of Canby, Modoc National Forest); Modoc National Forest, , Hackamore 1463 Comment
  CAS-BOT-BC225101  Populus tremuloides A. D. Borden 1911-5-21 s.n. Modoc Creek SW of Sugar Hill. Comment
  UC1101394  Portulaca oleracea Herbert L. Mason, Verne Grant 1947-7-10 13342 Modoc 2 mi e of Alturas (Dorris Reservoir); Dorris Reservoir Comment
  CAS-BOT-BC242202  Potamogeton diversifolius Louis Cutter Wheeler 1935-8-22 3903 Modoc South Mt. Reservoir, Devil's Garden. 1524 Comment
  RSA577887  Potamogeton epihydrus L. C. Wheeler 1935-10-6 4023 Modoc Lily Lake, Pine Creek. (Mt. Diablo Mer.) 2073 Comment
  SJSU9377  Potamogeton epihydrus Wayne Savage 1979-8-23 Modoc Antelope, Fairchild Swamp Unit, Devils Garden Ranger District 1493 Comment
  UC1099857  Potamogeton gramineus Calvin McMillan, Malcolm A. Nobs 1949-6-16 788 Modoc 33 mni nnw of Alturas (Dry Valley Reservoir); Dry Valley Reservoir Comment
  CAS-BOT-BC242232  Potamogeton natans Milo Samuel Baker 1899-8-12 s.n. Modoc Egg Lake. Comment
  JEPS42969  Potamogeton natans W. L. Jepson 1918-8-10 7926 Modoc near Alturas 1371 Comment
  CAS-BOT-BC332736  Potamogeton nodosus R. F. Thorne; Larry E. DeBuhr 1975-8-22 46967 Modoc Ca. 3.4 miles N of Alturas at bridge over North Fork of Pit River 1341 Comment
  SEINET5335355  Potamogeton nodosus M. S. Baker 1899-8-24 s.n. Modoc In Pit River at Lookout Comment
  UC1099836  Potamogeton pectinatus Herbert L. Mason 1947-8-11 13488 Modoc Kelley Hot Springs, on Alturas-Conby Highway Kelley Hot Springs Comment
  UCR20439  Potamogeton pusillus Milo S. Baker 1899-8-24 s.n. Modoc Carmichaels Mill, Big Valley 1264 Comment
  UCD138287  Potamogeton pusillus Herbert L. Mason; Verne Grant 1947-7-11 13382 Modoc on road from Likely to Jess Valley, ca. 1 mile east of Likely. Comment
  RSA252494  Potamogeton richardsonii Robert F. Thorne, C. W. Tilforth 1969-9-5 39179 Modoc In rapidly flowing South Fork of Pit River at bridge 3.8 miles east of Likely. 1387 Comment
  UC12515  Potentilla biennis Mrs. R. M. Austin and Bruce June 1898 2307 Modoc Goose Lake Valley Comment
  JEPS44193  Potentilla fruticosa L. S. Smith 1918-8-27 1051 Modoc n slope Milk Creek 2438 Comment
  CAS-BOT-BC214783  Potentilla gracilis Bruce Bartholomew 1991-7-4 5914 Modoc Roney Flat. 1460 Comment
  SJSU9570  Potentilla gracilis W. Savage 1979-7-3 1318 Modoc Triangle, Antelope Plains Unit,Devils Garden District, Modoc National Forest 1493 Comment
  UC1191495  Potentilla gracilis var. fastigiata Verne Grant, Irving Schneider 1947-7-19 8073 Modoc Williams Ranch: along Southern Pacific right-of-way near East Canal, in Pit Valley south Alturas. Comment
  JEPS44161  Potentilla gracilis var. fastigiata L. S. Smith 1918-6-14 937 Modoc Willow Creek and Lassen Creek Warner Mts., Willow Creek and Lassen Creek 1828 Comment
  UC114480  Potentilla gracilis var. flabelliformis Mrs. R. M. Austin June 1894 83 Modoc Davis Creek Comment
  CAS-BOT-BC214796  Potentilla millefolia Bruce Bartholomew 1993-6-12 6601 Modoc Tom Large Flat, W of Egg Lake. 1260 Comment
  UC1191491  Potentilla rivalis Herbert L. Mason 1947-8-9 13476 Modoc n Alturas (e side of Fairchild Swamp); , n of Alturas Comment
  UC1191494  Potentilla rivalis Herbert L. Mason 1947-8-13 13518 Modoc n Canby (ne side of F reservoir); n of Canby, ne side of F reservoir Comment
  NY833594  Potentilla rivalis var. millegrana H. L. Mason 1947-8-9 13476 Modoc East side of Fairchild Swamp, north of Alturas Comment
  CAS-BOT-BC225022  Poteridium annuum R. K. Gierisch; D. H. Esplin 1969-7-17 3551 Modoc Shields Creek. 1524 Comment
  CAS-BOT-BC214809  Prunus emarginata P. Monnet 1913-7-1 895 Modoc Warner's Range. Comment
  JEPS44934  Prunus emarginata W. L. Jepson 1918-8-6 7837 Modoc Summit Fandango Pass Fandango Pass; Warner Mountains, Fandango Pass 1859 Comment
  JEPS27653  Prunus emarginata L. S. Smith 1917-1 Modoc California Comment
  JEPS44965  Prunus subcordata W. L. Jepson 1918-8-6 7829 Modoc Davis Creek 1371 Comment
  NY849338  Prunus subcordata R. J. Weatherby 1955-7-8 1630 Modoc 6 miles north of Fort Bidwell, Warner Mountains 1646 Comment
  RSA210821  Prunus subcordata Robert F. Thorne, C. W. Tilforth 1969-9-4 39053 Modoc N Fork of Pit River. 6.8 miles N of parker Creek on Hwy 395. Comment
  UC62227  Prunus subcordata Mrs. M. H. Manning 1904-9-1 2 Modoc Alturas Comment
  UC62231  Prunus subcordata Mrs. M. H. Manning Sept. 1904 1 Modoc Alturas Comment
  RSA749196  Prunus subcordata var. subcordata A. Townesmith, K. M. Meyer 2007-9-16 214 Modoc Modoc National Forest, going E on Hwy 299, 5.1 miles from the start of NF. Lower, Cedar Creek interpretive trail. 1622 Comment
  CAS-BOT-BC225003  Prunus virginiana var. demissa Leland S. Smith 1917-7-10 94 Modoc Granger Mill Camp. 1905 Comment
  CAS-BOT-BC225012  Prunus virginiana var. demissa Annie Montague Alexander; L. Kellogg 1946-6-9 4706 Modoc Mouth of Eagle Creek Canyon, Warner Mts. Comment
  JEPS44917  Prunus virginiana var. demissa Belknap C. Goldsmith 1911-6-14 32 Modoc North Fork Davis Creek, w slope Warner Mountains North Fork Davis Creek; Warner Mountains, North Fork Davis Creek 1615 Comment
  POM88401  Prunus virginiana var. demissa R. M. Austin 1895-06 458 Modoc Davis Creek [?] Comment
  UC1128448  Prunus virginiana var. demissa R. C. Wilson 1933-6-21 49 Modoc Stone Coal Valley Creek, Modoc National Forest Stone Coal Valley Creek; Modoc National Forest, Stone Coal Valley Creek 1402 Comment
  UC71670  Prunus virginiana var. demissa Mrs. M. H. Manning 1902-9-15 4 Modoc near Fort Bidwell (north-eastern Modoc County) Comment
  UC719795  Prunus virginiana var. demissa Rogers McVaugh 1941-8-5 6250 Modoc 8.5 mi w of Cedarville (w slopes of Warner Mountains); Warner Mountains Comment
  UCD91523  Pseudoroegneria spicata E. Wilson 1934-8-14 s.n. Modoc About 25 miles West of Alturas. Comment
  CDA32662  Pseudoroegneria spicata A. A. Beetle 1941-6-29 2828 Modoc Near summit of Cedarville Pass Comment
  CAS-BOT-BC252507  Pseudoroegneria spicata subsp. spicata John Thomas Howell 1934-6-11 11930 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC252550  Pseudoroegneria spicata subsp. spicata John H. Hatton 1911-6-10 29 Modoc unspecified 1524 Comment
  POM205740  Pseudoroegneria spicata subsp. spicata Jos Burtt Davy 1897-6-20 1711 Modoc Big Balley. Near Lookout Comment
  UC711892  Pseudoroegneria spicata subsp. spicata Roxana S. Ferris and Laura Lorraine 1941-8-12 10510 Modoc between Hackamore and Canby (Modoc National Forest); Modoc National Forest Comment
  RSA323626  Psilocarphus brevissimus A. Tiehm 1984-7-30 8831 Modoc 8.9 road miles NE of Ft. Bidwell on the main road to Adel, just past the road summit. 1616 Comment
  CAS-BOT-BC50386  Psilocarphus brevissimus var. brevissimus Herbert Louis Mason; Verne Grant 1947-7-10 13328 Modoc Dorris Reservoir, 2 miles E of Alturas Comment
  UC190609  Psilocarphus brevissimus var. brevissimus M. F. Gilman 632 Modoc Comment
  HSC46113  Pterospora andromedea J. P. Smith, J. O. Sawyer 1973-8-9 7255 Modoc Blue Lake, Modoc National Forest 1829 Comment
  HSC65600  Pterospora andromedea Thomas Wood 1979-8-9 234 Modoc Dirt road along Bidwell Creek, 2.7 mi. NW of Jct. with Hwy. 2, N of Fort Bidwell. 1509 Comment
  JEPS124303  Puccinellia lemmonii Lowell Ahart, John Dittes 2015-7-15 20345 Modoc Ash Creek State Wildlife Area about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber Big Valley. Comment
  UCD91888  Puccinellia lemmonii Beecher Crampton 1954-7-8 2194 Modoc Modoc County, 3 miles west of Alturas, along US highway 299. Comment
  SEINET3157320  Purshia tridentata E. K. Balls 1950-5-21 14822 Modoc S Fork Public Camp, S Fork Pit River 1478 Comment
  CAS-BOT-BC218239  Purshia tridentata var. tridentata Elmer Ivan Applegate 1932-8-5 8185 Modoc Arid S slope of Cedar Mountain, Warner Mts. Comment
  UC1167549  Purshia tridentata var. tridentata E. C. Nord 1958-7-21 115 Modoc 1 mi w Fort Bidwell Indian Reservation (near Modoc Forest/Expt. area) 1524 Comment
  UC12419  Purshia tridentata var. tridentata Milo S. Baker 1893-6 Modoc Comment
  UC412674  Pyrola picta Franklin P. Nutting 1920-8-1 Modoc near Forestdale (Big Valley Mountains); Big Valley Mountains Comment
  SEINET195665  Pyrola picta Unknown 1946-8-8 5121 Modoc Deep Creek Canyon, Warner Mountains. Comment
  CAS-BOT-BC50395  Pyrrocoma carthamoides var. cusickii George Ledyard Stebbins; J. A. Jenkins 1937-7-15 2374 Modoc Round Valley along state Hwy. 1066 Comment
  UC891896  Pyrrocoma carthamoides var. cusickii Lewis S. Rose 1940-6-14 40565 Modoc Kelly Hot Springs 1341 Comment
  CAS-BOT-BC50399  Pyrrocoma hirta var. lanulosa Leland S. Smith 1920-8-30 3 A Modoc Windmill Flat. 1524 Comment
  CAS-BOT-BC180126  Quercus garryana var. garryana Bruce Bartholomew; Barrett Anderson 1988-6-23 4261 Modoc 1.8 km WSW of Day on County Road 94. 1170 Comment
  POM166750  Quercus kelloggii Milo S. Baker 1893-7-10 s.n. Modoc Mountain side. Comment
  CAS-BOT-BC50360  Raillardella argentea Francis Dorris Payne 1929-7-26 132 Modoc Mt. Warren, Warner Mountains 2743 Comment
  CAS-BOT-BC50363  Raillardella argentea Robert Patterson; Mona Bourell 1993-8-15 5279 Modoc Warner Mountains. Along trail from Patterson Lake to ca. 2 mi north towards Pepperdine Trailhead. 2743 Comment
  UC748194  Raillardella argentea Annie M. Alexander and Louise Kellogg 1946-7-29 5092 Modoc divide top Emerson Creek Canyon; Warner Mountains, Emerson Creek Canyon Comment
  CAS-BOT-BC217264  Ranunculus aquatilis var. aquatilis Ira Loren Wiggins; Dorothy B. Wiggins 1961-6-15 16519 Modoc On mesa 11 mi. W of Canby, along Calif. St. Highway 139. Comment
  CAS-BOT-BC217265  Ranunculus aquatilis var. aquatilis Alice Eastwood; John Thomas Howell 1940-6-14 8219 Modoc 8 mi. NW of Canby. Comment
  CAS-BOT-BC217269  Ranunculus aquatilis var. diffusus Bruce Bartholomew 1992-5-16 6321 Modoc Lunsford Spring. 1600 Comment
  RSA125296  Ranunculus aquatilis var. hispidulus Peter H. Raven 1958-6-18 13324 Modoc Small lake at eastern outskirts of lookout Post Office. Comment
  CAS-BOT-BC217233  Ranunculus cymbalaria Roxana Stinchfield Ferris; L. Lorraine 1941-8-14 10602 Modoc 8.5 mi. from Patterson Ranger Station on Eagleville road, Warner Mts. Modoc National Forest Comment
  RSA210877  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39083 Modoc E shore of Goose Lake at Willow Ranch. 1433 Comment
  POM312417  Ranunculus cymbalaria var. saximontanus H. L. Mason 1947-8-15 13552 Modoc Mouth of Crane Creek on Willow Ranch, east side of Goose Lake. Comment
  RSA84866  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1926-6-26 6906 Modoc Alturas to Canby Comment
  JEPS60680  Ranunculus glaberrimus B. M. Payne 1930-3-29 346 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  POM100512  Ranunculus glaberrimus var. ellipticus R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  CAS-BOT-BC217203  Ranunculus glaberrimus var. glaberrimus Ellsworth Bethel 1923-4-24 s.n. Modoc Adin. Comment
  CAS-BOT-BC217244  Ranunculus glaberrimus var. glaberrimus Bruce Bartholomew 1993-4-3 6404 Modoc Adjacent to Turner Creek at County Rd 90, N end of Big Valley, 6.4 km N of Lassen County border. 1300 Comment
  CAS-BOT-BC217245  Ranunculus glaberrimus var. glaberrimus F. Angwin 1946-4-21 Modoc Stone Coal Canyon, near Adin. 1280 Comment
  HSC18230  Ranunculus glaberrimus var. glaberrimus M. G. Burgoyne 1962-4-15 1008 Modoc 20 mi. W of Cedarville on Cedar Pass Hwy. 1524 Comment
  CAS-BOT-BC217183  Ranunculus occidentalis Arnold Tiehm 1984-6-30 8832 Modoc N edge of Annie on W side of Bidwell Mt., NE of Fort Bidwell. 1530 Comment
  UC9474  Ranunculus occidentalis Mrs. R. M. Austin and Bruce July 1898 2305 Modoc Ross canyon Comment
Read comments
May 13 2013
  CAS-BOT-BC217222  Ranunculus occidentalis E. H. Steffen 1917-5-21 8 Modoc West Valley Camp. 1676 Comment
  UC480884  Ranunculus occidentalis W. P. Taylor and H. C. Bryant 1910-6-11 Modoc S. Fork Pitt R. Warner Mountains, Alturas 1402 Comment
  CHSC33383  Ranunculus occidentalis var. dissectus J. P. Smith; J. O. Sawyer 1972-5-6 5263 Modoc Forest Service road to Quail Spring at State Route 299 north of Adin. 1463 Comment
  POM275139  Ranunculus occidentalis var. eisenii A. M. Alexander, Louise Kellogg 1946-6-7 4672 Modoc 0.5 miles E of Cedarville. 1454 Comment
  RSA59730  Ranunculus occidentalis var. eisenii E. K. Balls 1950-5-17 14740 Modoc Howard's Gulch Public Camp, off Hwy. 139. N.W. of Canby. 1433 Comment
  RSA400013  Ranunculus occidentalis var. eisenii Christopher Davidson 1975-6-4 2621 Modoc 5 miles W of Cedarville in Hwy 299, across from road 195 to Cedaar Pass Ski Tow Road. 1799 Comment
  CAS-BOT-BC217212  Ranunculus occidentalis var. ultramontanus John Thomas Howell 1934-6-11 11965 Modoc Parker Creek, Warner Mts. 1584 Comment
  UC71853  Ranunculus sceleratus Mrs. M. H. Manning 1903-6 148 Modoc near Fort Bidwell (ne Modoc Co.) Comment
  CAS-BOT-BC217196  Ranunculus sceleratus var. multifidus Alice Eastwood; John Thomas Howell 1940-6-13 8184 Modoc E side of Cedar Pass. Comment
  POM269753  Ranunculus sceleratus var. multifidus Louis C. Wheeler 1935-8-3 3762 Modoc Warner Mountains: Pine Creek. 1738 Comment
  CHSC116094  Ranunculus sceleratus var. sceleratus Lowell Ahart; John Dittes 2015-7-16 20378 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
  CAS-BOT-BC217156  Ranunculus testiculatus Bruce Bartholomew; Barrett Anderson 1988-5-14 4205 Modoc Hager Basin Reservoir between Crowder Flats and Big Sage Reservoir on USFS road 48N08. 1530 Comment
  CAS-BOT-BC217158  Ranunculus uncinatus Bruce Bartholomew 1995-7-31 7115 Modoc Upper reaches of Sassen Creek, W side of the Warner Mountains. 1900 Comment
  CAS-BOT-BC217160  Ranunculus uncinatus Roxana Stinchfield Ferris; R. Duthie 1919-6-15 177 Modoc Parker Creek near Modoc Nat. Forest Boundary. Comment
  CAS-BOT-BC21489  Rhus aromatica Bruce Bartholomew 1989-8-10 5026 Modoc Little Hot Spring Valley, 1.6 km NW of Day. 1070 Comment
  RSA0026215  Ribes John F. Emmel 1997-6-9 1503 Modoc Warner Mts., west slope; along South Willow Ranch Road (east above Hwy 395), ca. 6 air miles south and 0.6 air mile east of Willow Ranch. 1585 Comment
  CAS-BOT-BC225859  Ribes aureum Bruce Bartholomew; Barrett Anderson 1989-4-29 4703 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  HSC20274  Ribes aureum M. T. Milligan 1966-5-14 616 Modoc E slope of eroded volcanic plateau 1677 Comment
  NY454719  Ribes aureum B. M. Bartholomew 1988-5-14 4188 Modoc 2 km south of McGinty Point, edge of causeway across the southwest corner of Goose Lake 1430 Comment
  NY454720  Ribes aureum B. M. Bartholomew 1989-4-29 4703 Modoc Sand Creek, east side of Surprise Valley, ca. 10 km east of Cedarville 1400 Comment
  OBI48066  Ribes aureum Rhonda Riggins 1989-4-28 1667 Modoc Pencil rd, 4.4 mi N of hwy 395 E of Alturas 1524 Comment
  POM141887  Ribes aureum M. S. Baker 1893-1 117 Modoc Egg Lake Comment
  UC1191523  Ribes aureum Verne Grant, Irving Schneider 1947-7-22 8157 Modoc 1 mi nw Highway 395 (on road leading to s end of Goose Lake, meadow at headwaters of river); North Fork of Pit River Comment
  UC465779  Ribes aureum M. F. Gilman 527 Modoc Comment
  JEPS119655  Ribes aureum var. aureum Lowell Ahart, John Dittes 2012-7-10 18317 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
  UC75442  Ribes californicum Milo S. Baker 1898-4-20 627 Modoc Taylor Mt. 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-BC225887  Ribes cereum Bruce Bartholomew 1990-6-15 5233 Modoc Flat between Deer Spring Ridge and Sweagert Flat. 1900 Comment
  CAS-BOT-BC225895  Ribes cereum K. Paulson; Robert Paulson 1989-6-14 135 Modoc Ca. 1.5 mi. NE of Cedar Pass, Warner Mts. 1905 Comment
  HSC20287  Ribes cereum R. C. Wunner 1965-6-20 228 Modoc Lava Beds N.M., Lava Brook Cave. 1463 Comment
  SEINET13942374 Image available Ribes cereum Blanche Clear 1945-1 Modoc Capt. Jack's Stronghold Comment
  CAS-BOT-BC225899  Ribes inerme var. inerme Bruce Bartholomew 1989-8-12 5118 Modoc South Fork of Pine Creek where it crosses West Warner Road, W side of Warner Mountains. 1900 Comment
  SEINET256217 Image available Ribes montigenum M. J. Williams 1984-6-29 84- 71 -2 Modoc West side of the Warner Mountains; Lily Lake 2073 Comment
  UCR270415  Ribes nevadense John F. Emmel 2000-8-2 1680 Modoc Modoc Plateau, north end Warner Mountains, upper part of Cave Lake Campground 2043 Comment
  UC11556  Ribes nevadense Milo S. Baker 1893-6 Modoc Comment
  RSA0024591  Ribes roezlii var. cruentum Bruce Bartholomew, M. Gilbert, L. Skog 1993-5-12 6523 Modoc S side of Whitehorse Reservoir. 1300 Comment
  CAS-BOT-BC225912  Ribes roezlii var. roezlii Bruce Bartholomew; Barrett Anderson 1988-5-12 4106 Modoc S side of Egg Lake. 1300 Comment
  UC11478  Ribes roezlii var. roezlii Milo S. Baker 1893-6-12 Modoc Comment
  CAS-BOT-BC225922  Ribes velutinum B. Clear 1945-8-8 s.n. Modoc Fire Tower, Newell. Comment
  HSC95832  Ribes velutinum Juha Pykala, D. H. Norris 1987-5-27 1155 Modoc Modoc National Forest, N end of Big Sage Reservoir 1494 Comment
  CAS-BOT-BC225933  Ribes viscosissimum Elmer Ivan Applegate 1932-7-7 8222 Modoc Just above Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC225944  Ribes viscosissimum P. Monnet 1913-7-7 871 Modoc Warner's Range. 2286 Comment
  CAS-BOT-BC225945  Ribes viscosissimum A. D. Borden 1911-6-15 Modoc Davis Creek. Comment
  JEPS27159 Image available Ribes viscosissimum Lauramay T. Dempster 1961-6-20 1712 Modoc w Mt. Bidwell (Cave Lake Camp Ground); Warner Mts. Comment
  UC71791  Ribes viscosissimum Mrs. M. H. Manning 1904-7 511 Modoc Mill Canyon 1828 Comment
  UC748481 Image available Ribes viscosissimum Annie M. Alexander and Louise Kellogg 1946-6-15 4772 Modoc Deep Creek 1981 Comment
  CAS-BOT-BC50330  Rigiopappus leptocladus Bruce Bartholomew 1993-6-14 6665 Modoc 4 km E of County Road 114 on County Road 108, NW of Clear Lake Reservoir. 1400 Comment
  CDA3844  Rorippa austriaca T. C. Fuller 1958-7-8 1972 Modoc Corporation Ranch, Likely. 0 Comment
  CHSC114918  Rorippa austriaca D. B. Joley 1976-6-23 7 Modoc Likely, near Alturas. Comment
  UCD14403  Rorippa columbiae 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
  CHSC109491  Rorippa curvisiliqua var. orientalis L. P. Janeway; B. Castro 2012-7-26 11004 Modoc Warner Mountains. At Little Lily Lake, 2.4 air km north of Mt. Vida. 2258 Comment
  CHSC117254  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2016-7-14 21163 Modoc West side of a new pond, south of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC99116  Rorippa curvisiliqua var. orientalis Lowell Ahart; John Dittes 2008-6-21 15000 Modoc In the drying pond, north of the large culvert, east of the large levee, in Big Valley, about 2.8 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 5.4 miles (air) northeast of Bieber. 1255 Comment
  CAS-BOT-BC497303  Rosa gymnocarpa B. Bartholomew; B. Anderson 1988-6-23 4275 Modoc 4.0 km W of Day on County Rd 94 1340 Comment
  HSC19613  Rosa woodsii subsp. ultramontana M. T. Milligan 1964-7-1 103 Modoc Rattlesnake Butte Rd. at Pit River. 1372 Comment
  HSC80702  Rosa woodsii subsp. ultramontana G. M. Riegel 1979-8-25 688 Modoc South Warner Mtns. 1670 Comment
  CAS-BOT-BC218263  Rosa woodsii var. ultramontana Annie Montague Alexander; L. Kellogg 1946-7-12 4989 Modoc Twelve Mile Creek. Comment
  JEPS46228  Rosa woodsii var. ultramontana F. H. Frost 1925-7-11 32 Modoc 2 mi above Cedarville; Cedar Canyon campsite Comment
  UC528028  Rosa woodsii var. ultramontana Elmer I. Applegate 1929-6-25 5904 Modoc e side of Goose Lake Willow Ranch (along stream) Comment
  UC71703  Rosa woodsii var. ultramontana Mrs. M. H. Manning 1903-10-4 49 Modoc Surprise Valley Comment
  UC12894  Rosa woodsii var. ultramontana Milo S. Baker 1893-6-26 Modoc Comment
  POM104790  Rumex acetosella R. M. Austin 1895-07 s.n. Modoc Goose Lake Valley. Comment
  JEPS127307  Rumex crispus Lowell Ahart, John Dittes 2016-7-14 21192 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CAS-BOT-BC211302  Rumex lacustris Herbert Louis Mason; Verne Grant 1947-7-10 13336 Modoc Dorris Reservoir, 2 mi E of Alturas. Comment
  RSA59805  Rumex lacustris E. K. Balls 1950-5-17 14731 Modoc South shore, Clear Lake Bird Refuge 1381 Comment
  UC1735897  Rumex maritimus Dean W. Taylor 1989-8-6 10500 Modoc Warner Mountains, Suprise Valley, warm spring on west shore Lower Lake 1363 Comment
  CAS-BOT-BC211313  Rumex salicifolius Bruce Bartholomew; Barrett Anderson 1988-7-23 4593 Modoc Pine Creek, 4 km E of U.S Highway 395 on the road to Lily Lake, Warner Mts.. 1620 Comment
  CDA23212  Rumex salicifolius var. triangulivalvis T. C. Fuller 1958-7-8 2033 Modoc 4 miles south of Pine Creek. 0 Comment
  JEPS127298  Rumex transitorius Lowell Ahart, John Dittes 2016-7-14 21194 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  CAS-BOT-BC211323  Rumex triangulivalvis Alice Eastwood; John Thomas Howell 1940-6-12 8039 Modoc Between Likely and Jess Valley. Comment
  CDA13465  Sagittaria cuneata G. F. Hrusa, T. D. Wilfred 1996-7-21 13312 Modoc Modoc Plateau; along Pit River at Modoc Co. Rd. 90 bridge. E base of Splawn Mtn. N end of Big Valley. Comment
  UC567  Sagittaria cuneata Milo S. Baker 1893-7-25 Modoc Egg Lake 1219 Comment
  UC935798  Sagittaria cuneata Verne Grant and Irving Schneider 1947-7-29 8179 Modoc s Alturas (near Payne Reservoir, Fitzhugh Creek); Fitzhugh Creek, near Payne Reservoir Comment
  CAS-BOT-BC245206  Sagittaria cuneata F. Stephans 17 Jul 847 Modoc S Fork Pitt River. 1249 Comment
  JEPS17727  Sagittaria cuneata Rimo Bacigalupi with G. T. Robbins 1955-7-20 5389 Modoc about 4 mi s Cedarville (on western edge of Surprise Valley); western edge of Surprise Valley 1463 Comment
  RSA0108535  Sagittaria cuneata F. W. Peirson 1926-6-26 6900 Modoc Alturas to Canby Comment
  UC1536807  Sagittaria cuneata Gordon H. True Jr. 1939-6-25 1026 Modoc nw Alturas (Boles Meadow); Boles Meadow Comment
  CAS-BOT-BC225116  Salix boothii Francis Dorris Payne 1932-7-21 729 Modoc marsh S of Mosquito Lake, E side of Mt. Warren (Buck Mt.), Warner Mts., E of Alturas Comment
  UC482332  Salix boothii Frances D. Payne 1931-7-7 331 Modoc 33 km se of Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  UCR143516  Salix boothii Frances D. Payne 1931-7-7 331 Modoc Warner Mountains, Pine Creek Basin, c. 33 km SE of Alturas 2280 Comment
  LA208599  Salix eastwoodiae Frances D. Payne; 1931-6-25 275 Modoc Warner Mountains, Pine Creek Basin, about 33 km. SE of Alturas 2280.0 Comment
  SBBG28812  Salix eastwoodiae F. D. Payne 1931-7-8 177 Modoc Pine Crk Basin, ca. 33 km SE of Alturas 2280 Comment
  SD965  Salix eastwoodiae Frances D. Payne 1931-7-8 177 Modoc Pine Creek Basin, Warner Mountains, about 33 km southeast of Alturas, wet flat near spring, creek 2280 Comment
  UC481860  Salix eastwoodiae Frances D. Payne 1931-6-25 275 Modoc ca. 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  CAS-BOT-BC225767  Salix exigua Elmer Ivan Applegate 1897-6-2 3030 Modoc Upper Pitt River valley S of Alturas. Comment
  CAS-BOT-BC225772  Salix exigua Alice Eastwood; John Thomas Howell 1940-6-13 8176 Modoc E side of Cedar Pass. Comment
  CAS-BOT-BC225782  Salix exigua H. P. Bracelin; Francis Dorris Payne 1931-6-30 488 Modoc Parker Creek, 20 km E of Alturas. 1560 Comment
  NY187441  Salix exigua N. F. Bracelin 1931-6-30 501 Modoc Alturas 1360 Comment
  SBBG58877  Salix exigua Mrs. H. P. Bracelin 1931-6-30 488 Modoc Parker Crk, 20 km E of Alturas, meadow S of Payne Ranch 1560 Comment
  SJSU249  Salix exigua Mrs. H. P. Bracelin & Miss F. D. Payne 1931-6-30 Modoc Parker Cr, 20 km E of Alturas, S of Payne Ranch 1524 Comment
  CAS-BOT-BC229690  Salix lasiandra subsp. caudata E. K. Balls 1950-5-20 14794 Modoc South Fork public camp, South Fork of the Pit River, Likely to Clear Lake. 1432 Comment
  UC481839  Salix lasiandra subsp. lasiandra Frances D. Payne 1931-6-10 135 Modoc Parker Creek Warner Mts., Parker Creek 1560 Comment
  LA208822  Salix lasiandra var. lasiandra Mrs. H. P. Bracelin; Miss Frances D. Payne 1931-6-30 498 Modoc Parker Creek, 20 km. E of Alturas; meadow S of Payne Ranch 1560.0 Comment
  RSA5668  Salix lasiolepis H. P. Bracelin 1931-6-29 487 Modoc Halfway between Adin and Canby 1350 Comment
  UC481842  Salix lasiolepis Frances D. Payne 1931-6-10 137 Modoc Warner Mts., Parker Creek 1560 Comment
  CAS-BOT-BC229666  Salix lemmonii A. D. Borden 1911-5-21 s.n. Modoc SE shore of Goose Lake. Comment
  NY187862  Salix lemmonii L. C. Wheeler 1935-8-3 3760 Modoc Pine Creek, Warner Mts. 1737.4 Comment
  POM229223  Salix lemmonii Louis C. Wheeler 1935-8-3 3760 Modoc Warner Mountains: Pine Creek. 1738 Comment
  UC473996  Salix lemmonii Frances D. Payne 1931-7-7 336 Modoc ca. 33 km. se Alturas; Warner Mts., Pine Creek Basin 2280 Comment
  POM107155  Salix lemmonii var. macrostachya R. M. Austin 1895-05 s.n. Modoc Davis Creek Comment
  UC1280859  Salix ligulifolia H. E. McMinn 1931-5-23 2467 Modoc Warner Mts. Comment
  SEINET10734992  Salix lucida subsp. caudata Andrew Townesmith, Karen M. Meyer 2007-9-15 Townesmith 931 Modoc Modoc National Forest, Warner Mountain Ranger District. Along state route 299, 10.9 miles west of junction with US route 395. At Cedar Pass. T43N R15E S28 SW 1/4. 1928 Comment
  RSA612589  Salix lucida subsp. lasiandra Louis C. Wheeler 1935-8-3 3772 Modoc Pine Creek, Warner Mts. 1555 Comment
  SEINET10417376  Salix lucida subsp. lasiandra E. K. Balls 1950-5-20 14794 Modoc South Fork Pit River, South Fork Public Camp. 1433 Comment
  CHSC100505  Salix lutea Lowell Ahart; John Dittes 2008-8-25 15303 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
  UC159111  Salix lutea B. C. Goldsmith 1910-1 Modoc <Alturias> [Alturas] Comment
  UC481941  Salix melanopsis Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 491 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek 1560 Comment
  UC481957  Salix melanopsis Mrs. H. P. Bracelin and Miss Frances D. Payne 1931-6-30 493 Modoc 20 km. e. Alturas (meadow s. of Payne Ranch, Parker Creek); Parker Creek Comment
  CAS-BOT-BC229836  Salix scouleriana Belknap C. Goldsmith 1911-5-21 26 Modoc E shore of Goose Lake. Comment
  UC55022  Salix scouleriana Milo S. Baker 1893-6-6 Modoc Big Valley Mts. Comment
  UCD99474  Salsola tragus Louis C. Wheeler 1973-1 s.n. Modoc North end of Big Mud Lake. 1645 Comment
  CAS-BOT-BC179251  Salvia aethiopis B. Bartholomew 1995-7-31 7078 Modoc Ca. 1.6 km N of turn off to Cedarville on U.S. Hwy 395. 1350 Comment
  CDA37947  Salvia aethiopis CDFA Staff s.n. Modoc Northeastern part of county. 0 Comment
  CDA5751  Salvia aethiopis T. C. Fuller 1971-7-14 19900 Modoc West of Highway 395, 0.9 mile south of County Road 170, 7.5 miles south of railroad crossing in Alturas. 0 Comment
  RSA339139  Salvia aethiopis Margaret J. Williams 1984-6-29 84- 70 -1 Modoc North of Alturas on roadside Hwy 395 almost to Oregon border 1433 Comment
  CAS-BOT-BC497223  Salvia dorrii Margaret J. Williams 1988-5-30 88- 26 -10 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CAS-BOT-BC179236  Salvia dorrii subsp. dorrii Margaret M. Hanna 1956-6-5 269 , 270 Modoc Cedar Pass Road Comment
  JEPS87064  Salvia dorrii var. incana Dean Wm. Taylor with Glenn Clifton 1990-6-12 10893 Modoc near Battle of Dry Lake (site) (ca 0.5 mi nw along right-of-way of Pacific Gas Pipeline, Modoc Plateau); Modoc Plateau 1280 Comment
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Oct 8 2007
  CAS-BOT-BC184104  Salvia dorrii var. pilosa Elmer I. Applegate 1935-6-12 9533 Modoc Lava Beds National Monument. Three Sisters Comment
  CAS-BOT-BC95178  Sambucus melanocarpa Belknap C. Goldsmith 1910-7-20 13 Modoc Fandango Creek, W slope of Warner Mts. 1554 Comment
  UC441302  Sambucus mexicana Milo S. Baker Aug 1898 517 Modoc Bower's Springs Comment
  CDA26415  Sanguisorba annua T. C. Fuller 1963-7-16 10914 Modoc East side of Fandango Pass Road, 1.8 miles east of Highway 395 to Willow Ranch. 0 Comment
  JEPS46338  Sanguisorba annua Frances D. Payne 1931-6-18 199 Modoc s and e Alturas (Parker Creek, Warner Mountains); Warner Mountains, Parker Creek 1584 Comment
  CAS-BOT-BC15677  Sanicula graveolens Bruce Bartholomew; Barrett Anderson 1989-6-2 4840 Modoc Vicinity of Stough Reservoir, Warner Mountains. 1950 Comment
  JEPS1016  Sanicula graveolens M. S. Baker and Franklin P. Nutting 1894-6-15 Modoc Big Valley Mountains Comment
  JEPS47516  Saxifraga nidifica var. nidifica Mrs. M. H. Manning 1903-10-11 33 Modoc Warner Range, north-eastern Modoc County Warner Range 1524 Comment
  UC11823  Saxifraga oregana Mrs. R. M. Austin July, 1894 Modoc Davis Creek Comment
  UC11790  Saxifraga oregana Milo S. Baker 1893-6 Modoc Comment
  CAS-BOT-BC245132  Schoenoplectus acutus var. occidentalis Bruce Bartholomew 1989-8-11 5061 Modoc Along W side of Goose Lake, 10.3 km S of the Oregon border on National Forest Road 48. 1430 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
  UC1100767  Schoenoplectus acutus var. occidentalis Herbert L. Mason, Verne Grant 1947-7-11 13379 Modoc along South Fork Pit River downstream from Jess Valley (by Forest Service camp site); along South Fork Pit River, downstream from Jess Valley Comment
  CAS-BOT-BC245123  Scirpus microcarpus Bruce Bartholomew 1989-8-12 5113 Modoc South Fork of Pine Creek just N of trailhead to Pine Creek Basin, W side of Warner Mts. 2010 Comment
  RSA504649  Scirpus microcarpus Bruce Bartholomew, B. Anderson 1988-7-21 4604 Modoc Above Upper Rush Creek Campground ca. 4 km. E of State Highway 299 between Adin and Canby. 1580 Comment
  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
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Aug 18 2012
  CAS-BOT-BC252546  Scribneria bolanderi Alice Eastwood; John Thomas Howell 1940-6-15 8297 Modoc 5 mi. N of Lookout. Comment
  CAS-BOT-BC197836  Scrophularia lanceolata Annie Montague Alexander; L. Kellogg 1946-6-18 4806 Modoc Base of lava bluff facing Lower Lake. Comment
  CAS-BOT-BC197838  Scrophularia lanceolata Fred. P. Cronemiller 1920-6-20 29 Modoc Fillingim's. 1371 Comment
  CHSC71878  Scutellaria antirrhinoides Vernon H. Oswald; Lowell Ahart 1998-9-8 9593 Modoc County Rd. 95 at Taylor Creek northwest of Lookout and ca. 0.5 air mi northeast of Lookout Junction. 1280 Comment
  JEPS62884  Scutellaria nana Milo S. Baker 1893-6 Modoc near Forestdale Comment
  HSC1972  Secale cereale M. T. Milligan 1964-6-4 23 Modoc East D St. between 4th and 5th St., Alturas 1372 Comment
  CAS-BOT-BC95611  Sedum lanceolatum Annie Montague Alexander; L. Kellogg 1946-7-1 4969 A Modoc Mesa West, Eight Mile Creek, northeast corner of county. Comment
  CAS-BOT-BC95612  Sedum lanceolatum Louis Cutter Wheeler 1935-8-11 3844 Modoc Pine Creek, Warner Mts. 2011 Comment
  CAS-BOT-BC95615  Sedum stenopetalum subsp. stenopetalum Francis Dorris Payne 1931-6-11 147 Modoc Parker Creek, Warner Mts. 1584 Comment
  RSA84213  Sedum stenopetalum subsp. stenopetalum F. W. Peirson 1926-6-25 6866 Modoc West slope of Warner Mountains on Cedarville Road. Comment
  CAS-BOT-BC50340  Senecio aronicoides Bruce Bartholomew; Barrett Anderson 1989-6-1 4766 Modoc South Fork Davis Creek in the vicinity of the Plum Valley camp ground. 1720 Comment
  CAS-BOT-BC50343  Senecio aronicoides Bruce Bartholomew; Barrett Anderson 1989-4-30 4720 Modoc 4.2 km W of State Highway 299 along the N side of the Pit River W of Canby Bridge. 1320 Comment
  UC831911  Senecio aronicoides C. L. Hitchcock 1940-5-27 6711 Modoc 15 mi ne Alturas 1615 Comment
  UC1169382  Senecio hydrophiloides R. Ornduff 1957-7-6 4229 Modoc 1 mi w Benton Meadow; Warner Mountains Comment
  CHSC106185  Senecio hydrophilus Lowell Ahart; John Dittes 2010-8-31 17104 Modoc About 40 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, 4215 feet north of Lassen County Line, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. 1274 Comment
  RSA0012560  Senecio hydrophilus Mrs. R. M. Austin 1895-07 566 Modoc Goose Lake Valley. Comment
  UC71605  Senecio hydrophilus Mrs. M. H. Manning 1903-8-25 325 Modoc Sessions Swamp Sessions Swamp (north-eastern Modoc County) Comment
  UC91663  Senecio hydrophilus Mrs. R. M. Austin Sept 1894 Modoc shores Goose Lake Comment
  CAS-BOT-BC50263  Senecio integerrimus Roxana Stinchfield Ferris; R. Duthie 1919-6-14 127 Modoc Parker Creek, Warner Mountains 2133 Comment
  CAS-BOT-BC50286  Senecio integerrimus var. exaltatus Bruce Bartholomew 1992-5-15 6295 Modoc Along Sand Creek in hills on the E side of Surprize Valley, E of N end of Middle Alkali Lake. 1620 Comment
  CAS-BOT-BC50295  Senecio integerrimus var. exaltatus Clare Butterworth Hardham 1961-6-18 7588 Modoc Cedar Pass. 1828 Comment
  CAS-BOT-BC50299  Senecio integerrimus var. exaltatus Betty J. Hammerly 1941-6-20 35 Modoc Clear Lake. 1767 Comment
  CHSC117857  Senecio integerrimus var. exaltatus L. P. Janeway 2016-5-16 11993 Modoc Modoc Plateau. Devils Garden area; along Road 47N07 1.8 road-km south of Road 181/73/47N09. 1573 Comment
  JEPS37283  Senecio integerrimus var. exaltatus Milo S. Baker 1893-6-25 Modoc Comment
  RSA0124946  Senecio integerrimus var. exaltatus Peter H. Raven 1962-5-29 17880 Modoc 3.4 miles east of Cedar Pass, Warner Mountains. Comment
  HSC81128  Senecio serra G. M. Riegel 1978-7-19 195 Modoc South Warner Mtns. 2100 Comment
  CAS-BOT-BC95637  Shepherdia argentea Edward Kent Balls 1950-5-11 14612 Modoc Between Eagleville and Cedarville. 1432 Comment
  CAS-BOT-BC95638  Shepherdia argentea Bruce Bartholomew; Barrett Anderson 1989-4-29 4702 Modoc Sand Creek, E side of Surprise Valley, ca. 10 km E of Cedarville. 1400 Comment
  POM319037  Sidalcea Patricia Wilder 1971-6-20 5098 Modoc Lookout-White Horse Rd., about 3 mi. west of Lookout; north of Bieber and California State Hiway 299. Pit River Drainage, Cascades Mt. Range. 1372 Comment
  SD46594  Sidalcea oregana Robert J. Weatherby 1955-7-8 1625 Modoc 6.0 miles north of Ft. Bidwell, northern Warner Mountains. 1737 Comment
  CAS-BOT-BC179067  Sidalcea oregana subsp. oregana John Thomas Howell 1934-6-11 11944 Modoc Parker Creek. 1584 Comment
  CAS-BOT-BC179072  Sidalcea oregana subsp. oregana Roxana Stinchfield Ferris; R. Duthie 1919-6-15 97 Modoc Above Parker Creek, 1.5 mi. above Modoc Nat. Forest Boundary. 1981 Comment
  CAS-BOT-BC179082  Sidalcea oregana subsp. oregana Annie Montague Alexander; L. Kellogg 1946-6-17 4787 Modoc W side of pass, Cedar Pass road. 1676 Comment
  CAS-BOT-BC179091  Sidalcea oregana subsp. oregana Bruce Bartholomew 1995-8-1 7139 Modoc 14.8 km N of turn off to Cedarville on U.S. Hwy 395 and 8 km S of Davis Creek. 1450 Comment
  POM260358  Sidalcea oregana subsp. oregana C. L. Hitchcock 1940-5-27 6680 Modoc 15 miles NE of Alturas. 1616 Comment
  UC1192273  Sidalcea oregana subsp. oregana Verne Grant, Irving Schneider 1947-7-22 8144 Modoc on Highway 395 about one mi n of junction with Cedarville Road (North Fork of Pit River); , n of jct w Cedarville Road Comment
  CAS-BOT-BC179051  Sidalcea oregana subsp. spicata E. S. Willits 1940-6-9 338 Modoc 12 Mile Creek. Comment
  JEPS67273  Sidalcea oregana subsp. spicata Leland S. Smith 1918-8-12 1031 Modoc Camp One s slope South Warner Mts., Modoc Forest, Camp One T38-16 (South Warner Mts., Modoc Forest) 2468 Comment
  NY446741  Silene douglasii F. M. Ownbey 1940-7-1 2154 Modoc Cedar Peak, Warner Mountains Comment
  UC711864  Silene douglasii Roxana S. Ferris and Laura Lorraine 1941-8-14 10610 Modoc on road between Fort Bidwell and Pine Creek (summit of Fandango Pass, Warner Mountains); Modoc National Forest, Warner Mountains, Fandango Pass 1889 Comment
  SD61017  Silene douglasii Darley F. Howe 1964-7-31 Modoc 8.5 miles from entrance on road from Likely. Modoc National Forest, Warner Mountains. 1550 Comment
  CAS-BOT-BC95256  Silene douglasii var. douglasii Clare Butterworth Hardham 1974-8-5 20187 Modoc Head waters of Dismal Creek, Warner Mts. 2133 Comment
  SJSU9708  Silene nuda W. Savage 1979-7-10 1524 Modoc Bowles Meadow, Devils Garden District, Modoc National Forest 1493 Comment
  RSA518561  Sisymbrium altissimum George K. Helmkamp 1990-9-23 I- 18 Modoc Drying mud flats beside Goose Lake, within 0.1 mile of the Oregon border 1372 Comment
  CHSC85188  Sisyrinchium bellum John Dittes; Josephine Guardino 1991-6-1 379 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-BC245082  Sisyrinchium idahoense var. idahoense Bruce Bartholomew 1991-7-5 5941 Modoc North Willow Creek, vicinity of the Oregon border. 1580 Comment
  UCD126920  Solanum dulcamara Verne Grant; Irving Schneider 1947-7-19 8076 Modoc Williams ranch; along Souhern Pacific right-of-way near East Canal, in Pit Valley south of Alturas. 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
  CDA34734  Solanum triflorum L. Ahart, John Dittes 2010-8-3 17083 Modoc Parking Area west of the old barn, on the west side of Elkins Lane, Ash Creek State Wildlife Area, 320 feet north of Lassen County Line, about 4.4 miles (air) west of Adin, and about 7.2 miles (air) northeast of Bieber, Big Valley. Comment
  HSC65391  Solanum triflorum Thomas Wood 1979-8-8 222 Modoc About 1.2 mi. S and then shortly W of Ft. Bidwell, along Hwy. 1 1372 Comment
  UC570688  Solanum triflorum F. H. Frost 1925-7-20 92 Modoc 2 mi above Cedarville (Cedar Camp); Warner Mountains, Cedar Camp Comment
  CAS-BOT-BC245428  Solanum triflorum Belknap C. Goldsmith 1912-9-1 74 Modoc Modoc County. 1341 Comment
  JEPS5975  Solidago elongata Frances D. Payne 1932-7-22 746 Modoc s and e Alturas; Warner Mountains, Parker Creek 1584 Comment
  CHSC118797  Solidago velutina subsp. sparsiflora L. P. Janeway 2015-8-9 11825 Modoc Warner Mountains. On the south side of a knoll on the west side of Road 39N06 2.2 road-km north of Road 64 (39N01 - the road to Patterson campground); 5.8 air-km north-northeast of Blue Lake. 2170 Comment
  CAS-BOT-BC158916  Sorbus scopulina M. S. Baker 1899-8-1 s.n. Modoc Forest Dale Comment
  UC1537629  Sparganium emersum var. emersum Gordon H. True Jr. 1939-7-21 1020 Modoc n of Canby (Jack Swamp); Jack Swamp Comment
  CAS-BOT-BC15686  Sphenosciadium capitellatum Bruce Bartholomew 1995-7-31 7122 Modoc 6.3 km from Forest Service road 46N30 on Forest Service road 45N34, W side of Warner Mountains. 1920 Comment
  RSA577794  Spirodela polyrhiza L. C. Wheeler 1935-8-6 3791 Modoc Pine Creek, Warner Mountains 1555 Comment
  CAS-BOT-BC179206  Stachys pilosa B. Bartholomew 1990-8-3 5619 Modoc Sour Creek, 2.3 km NE of West Warner Rd on road to Soup Spring, W side of Warner Mts. 1710 Comment
  CAS-BOT-BC179208  Stachys pilosa Verne Grant; I. Schneider 1947-7-22 8146 Modoc N Fork of Pit River, about 1 mi. N of Surprise Station on Hwy. 395. Comment
  POM312369  Stellaria longipes Verne Grant, Irving Schneider 1947-8-24 8252 Modoc Jess Valley, Warner Mts. Comment
  CHSC85151  Stellaria longipes var. longipes John Dittes; Josephine Guardino 1991-7-21 404 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
  UC1101390  Stellaria longipes var. longipes Verne Grant and Irving Schneider 1947-8-24 8252 Modoc Jess Valley; Warner Mountains Comment
  CAS-BOT-BC54254  Stenotus acaulis Bruce Bartholomew 1991-8-5 6068 Modoc Summit Trail between Squaw Peak and Cottenwood Lake along crest of Warner Mts. 2530 Comment
  UC585135  Stenotus acaulis E. B. Babcock, G. L. Stebbins Jr. 1936-6-9 1843 Modoc Lake City 1524 Comment
  JEPS29181  Stenotus stenophyllus Lauramay T. Dempster 1961-6-18 1687 Modoc Peak just south of Cedar Pass Comment
  HSC13361  Stipa occidentalis var. occidentalis R. C. Wunner 1965-6-20 221 Modoc Lava Beds N. M., Lava Brook Cave. 1463 Comment
  UC705857  Streptanthus cordatus Marion Ownbey and Fred G. Meyer 1940-7-1 2135 Modoc Cedar Pass Warner Mts. Comment
  JEPS27077  Streptanthus cordatus Frances D. Payne 1933-8-6 777 Modoc s slope above lake margin (2 mi sw of Warren Mt, sw Modoc Co.); Pine Creek Basin 2316 Comment
  UC1492719  Streptanthus cordatus Freed W. Hoffman 1957-6-29 4265 Modoc 13.3 mi s Adin Comment
  CAS-BOT-BC95054  Streptanthus cordatus var. cordatus Elmer Ivan Applegate 1932-8-5 8186 Modoc S slope of Cedar Mountain, Cedar Pass, Warner Mts. Comment
  UC429277  Streptopus amplexifolius var. americanus Franklin P. Nutting 1894-8-15 Modoc Taylor Creek Comment
  CAS-BOT-BC180101  Swertia albicaulis var. albicaulis John Thomas Howell 1934-6-30 12294 Modoc Duncan Horse Camp. 1355 Comment
  UC748426  Swertia albicaulis var. albicaulis Annie M. Alexander and Louise Kellogg 1946-7-7 4941 Modoc Eight Mile Creek, ne corner of Modoc County Eight Mile Creek 1752 Comment
  CAS-BOT-BC180092  Swertia radiata Elmer Ivan Applegate 1932-7-31 7948 Modoc Mill Creek Meadows, W slope of Warner Mts. 2438 Comment
  UC615249  Swertia radiata Beryl O. Schreiber 1934-6-10 1177 Modoc Lost Lake Warner Mountains Comment
  UC748485  Symphoricarpos longiflorus Annie M. Alexander and Louise Kellogg 1946-6-18 4805 Modoc bluff facing Lower Lake Comment
  CAS-BOT-BC95184  Symphoricarpos rotundifolius var. rotundifolius Leland S. Smith 1924-6-23 1432 Modoc Lava bed west of Happy Camp. Comment
  CAS-BOT-BC95191  Symphoricarpos rotundifolius var. rotundifolius John Thomas Howell 1934-6-13 12105 Modoc Warner Mts., North Fork of Barber Creek. 1828 Comment
  CAS-BOT-BC95192  Symphoricarpos rotundifolius var. rotundifolius John Thomas Howell 1934-6-13 12105 Modoc Warner Mts., North Fork of Barber Creek. 1828 Comment
  CAS-BOT-BC95195  Symphoricarpos rotundifolius var. rotundifolius John H. Hatton 1911-6-20 123 Modoc Modoc County. 1524 Comment
  JEPS5935  Symphoricarpos rotundifolius var. rotundifolius Frances D. Payne 1931-6-21 231 Modoc s and e of Alturas (ridge w of Dry Creek, n tributary of Parker Creek); Warner Mountains, Parker Creek 1981 Comment
  CHSC99954  Symphyotrichum ascendens Lowell Ahart; John Dittes 2008-8-25 15293 Modoc On the west bank of the Pit River, about 1/8 mile east of County Road 91, about 3.8 miles (air) north-northeast of Lookout. 1273 Comment
  UC71830  Symphyotrichum bracteolatum Mrs. M. H. Manning 1903-8-1 270 Modoc near, (ne Modoc County) Fort Bidwell Comment
  UC76035  Symphyotrichum bracteolatum Milo S. Baker Modoc Forestdale Comment
  UCD136550  Symphyotrichum bracteolatum Robert F. Thorne; C. W. Tilforth 1969-9-4 39047 Modoc along north fork of Pit River, 11.8 miles north of Alturas along Highway 395. 1371 Comment
  CAS-BOT-BC15155  Symphyotrichum foliaceum var. parryi Bruce Bartholomew; Barrett Anderson 1988-7-22 4541 Modoc Benton Meadow, Warner Mts.. 2180 Comment
  CHSC115695  Symphyotrichum foliaceum var. parryi L. P. Janeway 2015-8-11 11834 Modoc Warner Mountains. East side of Squaw Peak a little above Squaw Peak Trail. 2483 Comment
  JEPS120512  Symphyotrichum foliaceum var. parryi L. P. Janeway, B. Castro 2012-7-25 10986 Modoc Warner Mountains. Comment
  CAS-BOT-BC15159  Symphyotrichum frondosum Herbert Louis Mason 1947-8-9 13479 Modoc East side of Fairchild Swamp, N of Alturas. Comment
  UC1192074  Symphyotrichum frondosum Herbert L. Mason 1947-8-8 13460 Modoc southwest margin of Big Sage Reservoir, nw of Alturas Comment
  CAS-BOT-BC15173  Symphyotrichum spathulatum var. spathulatum Annie Montague Alexander; L. Kellogg 1946-7-13 4991 Modoc Cowhead Lake. Comment
  CAS-BOT-BC232354  Synthyris missurica M. Vasey 1990-6-28 9015 Modoc Trail to summit above N Emerson Lake. 2651 Comment
  CAS-BOT-BC232355  Synthyris missurica Bruce Bartholomew 1991-6-21 5801 Modoc Vicinity of Lily Lake, N end of the Warner Mountains. 2030 Comment
  CAS-BOT-BC232359  Synthyris missurica Annie Montague Alexander; L. Kellogg 1946-7-14 5067 Modoc Trail to Emerson Camp, Bear Camp Flat. Comment
  HSC80742  Synthyris missurica G. M. Riegel 1979-7-23 593 Modoc S Warner Mtns. 1829 Comment
  JEPS120542  Synthyris missurica B. Castro and L. P. Janeway 2012-7-28 1980 Modoc Warner Mountains. Along the major eastern tributary of Pine Creek where the road to Poison Lake crosses it (the road washed out here). Comment
  RSA427059  Synthyris reniformis Louis C. Wheeler 1935-8-5 3788 Modoc Consolidated Mine, Pine Creek, Warner Mountains 2287 Comment
  RSA185421  Taraxacum officinale Clare B. Hardham 1961-6-20 7883 Modoc Near Mt Bidwell. 2439 Comment
  SJSU13874  Taraxia tanacetifolia N. A. Hopkins 1985-5-13 1268 Modoc by Hwy 395 c. 30 mi S of Alturas Comment
Read comments
Mar 25 2016
  HSC67874  Tetradymia canescens J. P. Smith, J. O. Sawyer 1973-8-8 7247 Modoc S slopes of Eagle Peak 2561 Comment
  JEPS38095  Tetradymia canescens L. S. Smith 1918-7-7 976 Modoc Jess Valley-Clark Ranch Modoc National Forest 1524 Comment
  UCD136818  Tetradymia canescens J. M. Tucker 1950-7-25 1970 Modoc Beside highway 139, 26.4 miles southeast of Tule Lake. Comment
  HSC6275  Tetradymia canescens Ms. M. H. Manning 1902-9 28 Modoc NE Modoc Co. Comment
  CAS-BOT-BC217128  Thalictrum fendleri Elmer Ivan Applegate 1932-8-7 8234 Modoc Lily Lake, Bidwell Pass, Warner Mts. Comment
  CAS-BOT-BC217131  Thalictrum fendleri Francis Dorris Payne 1931-6-21 218 Modoc Ridge SW of Dry Creek, Warner Mts. 1981 Comment
  SEINET3131788  Thermopsis argentata M. S. Baker 1899-8-14 sn Modoc Forestdale Comment
  CAS-BOT-BC181801  Thermopsis californica var. argentata Milo Samuel Baker June 12 s.n. Modoc Forestdale. Comment
  CHSC99967  Thermopsis californica var. argentata Lowell Ahart; John Dittes 2008-8-26 15333 Modoc On the sides of an unnamed road, 200 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  POM16961  Thermopsis californica var. argentata Milo S. Baker 1899-8-14 s.n. Modoc Forestdale Comment
  CHSC96350  Thinopyrum intermedium Richard R. Halse 2006-8-3 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  SEINET3125869 Image available Thinopyrum intermedium Richard R. Halse 2006-1 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  SEINET8263329  Thinopyrum intermedium Richard R. Halse 2006-8-3 6993 Modoc Modoc National Forest, Patterson Station Campground, ca. 15 air miles east of Likely, south end of the Warner Mountains. 2109 Comment
  SJSU9623  Thlaspi arvense W. Savage 1979-7-7 1433 Modoc Triangle, Fairchild Swamp Unit, Devils Garden District, Modoc National Forest 1493 Comment
  UCD115579  Thlaspi arvense P. B. Kennedy 1917-1 s.n. Modoc Adin. Comment
  CAS-BOT-BC66413  Thysanocarpus curvipes B. Bartholomew; B. Anderson 1989-6-1 4738 Modoc Ca. 0.5 km south of State Higway 299 on road to Shaker Spring. 1420 Comment
  UC131346  Townsendia scapigera J. G. Lemmon May 1879 Modoc Warner's Ranch Sierra Valley Comment
  UC71589  Tragopogon porrifolius Mrs. M. H. Manning 1903-6 185 Modoc near Fort Bidwell (ne Modoc County) Comment
  CHSC99950  Trichostema oblongum Lowell Ahart; John Dittes 2008-8-26 15346 Modoc On the bottom of Rose Creek, 250 feet southwest of confluence of Rose Creek and Pit River, on the northwest side of unnamed road, 3160 feet east of intersection with County Road 85a, 9.3 miles (air) north-northeast of Lookout. 1276 Comment
  CHSC85150  Trifolium beckwithii John Dittes; Josephine Guardino 1991-7-21 403 Modoc Modoc Plateau; Big Valley; Ash Creek Wildlife Area; ca. 5.7 air-miles northeast of Bieber, ca. 7.6 air-miles west of Adin, ca. 1.5 air-mile southeast of Pilot Butte summit; meadow at northern edge of Ash Creek Floodplain (Big Swamp) at southeast base of Pilot Butte. 1258 Comment
  CAS-BOT-BC181780  Trifolium cyathiferum Bruce Bartholomew 1991-7-4 5904 Modoc Roney Flat. 1460 Comment
  RSA503246  Trifolium cyathiferum Bruce Bartholomew, B. Anderson 1988-7-22 4517 Modoc SE side of Sunflower Know, southern end of the Warner Mtns. 2160 Comment
  UC16471  Trifolium cyathiferum Mrs. R. M. Austin July, 1894 Modoc Goose Lake Comment
  CHSC100850  Trifolium kingii var. productum L. P. Janeway 2008-8-17 9563 Modoc Warner Mountains. North slope of Bald Mountain; just below the cliffs at the top of the peak. 2409 Comment
  UC165532  Trifolium longipes var. hansenii Milo S. Baker 1893-1 Modoc Forestdale Comment
  CAS-BOT-BC180173  Trifolium macrocephalum Bruce Bartholomew; Barrett Anderson 1989-4-30 4711 Modoc 0.8 km S of Centerville Rd. (Co. road 54) on road to Ralston Gulch (Co. road 77). 1400 Comment
  CHSC118091  Trifolium macrocephalum L. P. Janeway 2016-5-17 12009 Modoc Modoc Plateau. Devils Garden area; flat just below (west of) Por-cupine Rim; 0.3 km north of Road 43N18; 4.0 air-km west of Big Sage Reservoir 1544 Comment
  NY717379  Trifolium macrocephalum B. M. Bartholomew 1988-5-14 4191 Modoc 7 km south of turnoff to Crowder Flats along West Side Road, west side of Goose Lake 1410 Comment
  SJSU7631  Trifolium macrocephalum H. L. Buckalew 1961-6-23 Modoc near Stowe Reservoir c. 2 mi N of Cedar Pass on Alturas-Cedarville Rd, Warner Mts Comment
  UC748305  Trifolium macrocephalum Annie M. Alexander and Louise Kellogg 1946-6-26 4837 Modoc N end of Warner Mountains (Dismal Swamp) 2255 Comment
  CAS-BOT-BC181739  Trifolium macrocephalum Mrs. H. C. Cantelow 1940-5-31 Modoc 8.9 mi. E of Indian Springs. Comment
  UCD18892  Trifolium macrocephalum Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-5-10 200 Modoc 5 mi. NE along Hwy 139 from its intersection with Hwy 299, south of hwy 139, Canby site. Comment
  POM28805  Trifolium microcephalum R. M. Austin 1895-07 56 Modoc Goose Lake Valley. Comment
  CHSC112762  Trifolium pratense Lowell Ahart; John Dittes 2013-7-24 18941 Modoc South margin of Ash Creek Canal, south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1268 Comment
  CAS-BOT-BC181763  Trifolium productum Bruce Bartholomew; Barrett Anderson 1988-7-23 4582 Modoc Dismal Swamp, Warner Mts.. 2180 Comment
  SEINET7073590  Trifolium willdenovii 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
  UC16717  Trifolium willdenovii Mrs. R. M. Austin July, 1894 Modoc Goose Lake Valley Comment
  CAS-BOT-BC180158  Trifolium wormskioldii Bruce Bartholomew 1989-8-11 5073 Modoc Along Lassen Creek near SE side of Harris Flat, Warner Mountains. 1920 Com